1 Sat May 19 07:53:42 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
3 * recog.c (general_operand): Modify last change to allow it if reload
6 Sat May 19 10:23:54 CEST 2001 Jan Hubicka <jh@suse.cz>
8 * recog.c (general_operand): Prohibit nonzero subreg bytes on
9 subregs containing mem.
11 Sat May 19 09:40:45 2001 Denis Chertykov <denisc@overta.ru>
13 * regrename.c (regrename_optimize): frame pointer register can
16 2001-05-18 Jason Merrill <jason_merrill@redhat.com>
18 * README.DWARF: Move into dwarfout.c.
20 2001-05-18 Dale Johannesen <dalej@apple.com>
22 * config/rs6000/rs6000.c (secondary_reload_class): Fix Darwin
23 specific misuse of r0 as a reload address.
25 Fri May 18 22:42:04 CEST 2001 Jan Hubicka <jh@suse.cz>
27 * combine.c (combine_simplify_rtx): Clear op0_mode if simplification
30 Fri May 18 07:26:34 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
32 * genrecog.c (enum decision_type): Add DT_elt_zero-wide_safe.
33 (add_to_sequence): Make that decision type.
34 (maybe_both_true_2, nodes_identical_1, factor_tests): Use it.
35 (write_switch, write_cond, debug_decision_2): Likewise.
37 * dbxout.c (dbxout_type): Use host_integerp and fix typo in testing
39 (dbxout_symbol, case TYPE_DECL): Don't generate tag for records of
42 2001-05-18 Stan Shebs <shebs@apple.com>
44 * configure.in (gcc_cv_as_eh_frame): Cope with old assemblers.
45 * configure: Regenerate.
47 2001-05-18 Per Bothner <per@bothner.com>
49 Changes needed for java/jvspec.c
50 * gcc.h (n_infiles, outfiles): Add declarations.
51 * gcc.c (n_infiles, outfiles): Mske no longer static.
53 Fri May 18 10:14:42 2001 Jeffrey A Law (law@cygnus.com)
55 * config/pa/som.h (EXCEPTION_SECTION): Define.
57 2001-05-18 Daniel Berlin <dan@cgsoftware.com>
59 * dwarf2out.c: Add dw_loc_list_ref, a reference to a location
61 Add have_location_lists, a variable to determine whether we need a
62 .debug_loc section or not.
63 (enum dw_val_class): Add dw_val_class_loc_list.
64 (dw_val_struct): Add val_loc_list.
65 (dw_loc_list_struct): New structure, represents location lists.
66 (new_loc_list): New function, return a new location list, given
67 the range and location expression.
68 (add_loc_descr_to_loc_list): New function, add a location
69 expression to a location list, given the expression and range.
70 (output_loc_list): New function, output a location list.
71 (gen_internal_sym): Modified to take symbol prefix, so we can
72 reuse it for location list symbols.
73 (add_AT_loc_list): New function, add a location list to a DIE at
75 (AT_loc_list): New function, return the location list reference
76 for a given attribute, if it's a location list.
77 (print_die): Handle dw_val_class_loc_list.
79 (value_format): Ditto.
81 (output_location_lists): New function, output all of the location
82 lists for a DIE and it's children.
83 (dwarf2out_finish): Call output_location_lists if we have location
87 Fri May 18 15:39:16 CEST 2001 Jan Hubicka <jh@suse.cz>
89 * gcse.c (try_replace_reg): First try global replace, later try to
90 simplify the expression.
92 * gcse.c (find_used_regs): Change calling convention; work via
94 (cprop_insn): Update call of find_used_regs; work for CALL_INSNs too.
96 2001-05-18 Bernd Schmidt <bernds@redhat.com>
99 2001-02-09 Nick Clifton <nickc@redhat.com>
100 * config/arm/arm.md: Change output constraint on post inc
101 load/store multiple patterns to be a read/write constraint.
103 2001-05-18 Mark Mitchell <mark@codesourcery.com>
105 * function.c (expand_function_start): Avoid creating BLKmode
108 2001-05-17 Mark Mitchell <mark@codesourcery.com>
110 * dwarf2out.c (output_comp_unit): Always output a compilation-unit
111 DIE, even if it has no children.
112 (dwarf2out_finish): Always output the line-number table, even if
115 2001-05-18 David Edelsohn <edelsohn@gnu.org>
117 * rs6000.md (movsfcc,movdfcc): Remove NE case.
119 2001-05-17 Bruce Korb <bkorb@gnu.org>
121 * fixinc/fixincl.tpl: rewritten as an AutoGen version 5 template
122 * fixinc/genfixes: emit a warning if AutoGen is out of date
124 2001-05-17 Brendan Conoboy <blc@cygnus.com>
125 Bruce Korb <bkorb@gnu.org>
127 * fixinc/fixincl.sh(FIXINC): accept local directory if fixincl not
128 found in fixinc directory. Facilitates binary distributions.
130 2001-05-17 Jeffrey Oldham <oldham@codesourcery.com>
132 * dbxout.c (dbxout_symbol_location): For CONCAT, skip types not
135 Thu May 17 19:42:39 2001 Mark Kettenis <kettenis@wins.uva.nl>
137 * dwarf2out.c (modified_type_die): Equate qualified type to die.
139 Thu May 17 23:19:46 CEST 2001 Jan Hubicka <jh@suse.cz>
141 * integrate.c (copy_rtx_and_substitute): Use simplify_gen_subreg.
142 (simplify_subreg): Handle complex types represented as CONCAT.
144 * recog.c (validate_replace_rtx_1): Properly canonicalize expression
145 * rtl.h (swap_commutative_operands_p): Declare.
146 * rtlanal.c (swap_commutative_operands_p): New.
147 (operand_preference): New static function.
149 * combine.c (combine_simplify_rtx): Use swap_commutative_operands_p.
150 (gen_binary): Likewise.
151 * optabs.c (emit_cmp_and_jump_insns, emit_conditional_move): Likewise.
152 * simplify-rtx.c (simplify_gen_binary,
153 simplify_gen_relational): Likewise.
155 Thu May 17 20:43:36 CEST 2001 Jan Hubicka <jh@suse.cz>
157 * cse.c (fold_rtx): Use simplify_subreg.
159 * simplify-rtx.c (simplify_replace_rtx): Use simplify_gen_subreg.
160 (simplify_gen_subreg): New.
161 (simplify_rtx): Use simplify_subreg.
162 * rtl.h (simplify_gen_subreg): Declare.
164 2001-05-17 Mark Mitchell <mark@codesourcery.com>
166 * doc/install.texi: Update Solaris information.
168 * except.h (protect_cleanup_actions): Remove it.
169 (lang_protect_cleanup_actions): Declare it.
170 * except.c (protect_cleanup_actions): Remove it.
171 (lang_protect_cleanup_actions): New variable.
172 (init_eh): Don't make protect_cleanup_actions a GC root.
173 (expand_eh_region_and_cleanup): Call
174 lang_protect_cleanup_actions.
175 (output_function_exception_table): Remove unused `align'
177 * varasm.c (assemble_external): Abort if we have not yet
178 opened the assembly output file.
180 Thu May 17 11:54:50 2001 Jeffrey A Law (law@cygnus.com)
182 * except.c (sjlj_emit_function_enter): Call assemble_external_libcall
183 for eh_personality_libfunc.
185 Thu May 17 19:48:00 CEST 2001 Jan Hubicka <jh@suse.cz>
187 * recog.c (validate_replace_rtx_1): Use "TO" mode if not VOIDmode
188 when calling simplify_subreg. This is needed to allow replacing
189 of expression of one mode by expression of different mode.
191 Thu May 17 19:40:03 CEST 2001 Jan Hubicka <jh@suse.cz>
193 * simplify-rtx.c (simplify_subreg): Avoid creating of incorrect subregs.
195 2001-05-17 Bernd Schmidt <bernds@redhat.com>
197 * expr.c (protect_from_queue): Protect against subsequent calls to
199 (expand_expr, case ADDR_EXPR): Prevent protect_from_queue from being
202 Thu May 17 18:17:34 CEST 2001 Jan Hubicka <jh@suse.cz>
204 * simplify_rtx.c (simplify_subreg): Fix simplification of nested subregs.
206 2001-05-17 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
208 * gccbug.in (CATEGORIES): Add "bootstrap".
210 Thu May 17 16:59:41 CEST 2001 Jan Hubicka <jh@suse.cz>
212 * simplify-rtx.c (simplify_subreg): Break out from ...
213 * combine.c (combine_splify_rtx) ... here and ...
214 * recog.c (validate_replace_rtx_1): ... here;
215 * rtl.h (subreg_lowpart_parts_p, simplify_subreg): Declare.
216 * emit-rtl.c (subreg_lowpart_parts_p): Break out from ...
217 (subreg_lowpart_p): ... here.
219 2001-05-17 Bernd Schmidt <bernds@redhat.com>
221 * stmt.c (expand_asm_operands): For inout operands, make sure
222 the substitution of '=' for '+' makes it into the rtl.
224 * reload1.c (delete_output_reload): Call eliminate_regs on substed.
225 (reload_as_needed): Call update_eliminable_offsets a bit later.
227 2001-05-17 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
229 * gcc.texi (gccbug): Refer to the web pages for detailed information
232 2001-05-16 Zack Weinberg <zackw@stanford.edu>
234 * libgcc1-test.c, libgcc1.c, config/i386/perform.h: Delete file.
236 * Makefile.in: Delete variables: OLDCC, CCLIBFLAGS, OLDAR,
237 OLDAR_FLAGS, LIBGCC1, LIBGCC1_TEST, CROSS_LIBGCC1,
238 LIB1FUNCS, and LIB1FUNCS_EXTRA. Delete rules: libgcc1-test,
239 libgcc1-test.o. Clarify commentary now that libgcc1 no longer exists.
240 * cross-make: Don't set LIBGCC1.
241 * mklibgcc.in: Delete all code for building from libgcc1.c.
242 Always honor LIB1ASMFUNCS if set.
244 * crtstuff.c, floatlib.c, longlong.h, config/fp-bit.c,
245 config/arc/lib1funcs.asm, config/arm/lib1funcs.asm,
246 config/d30v/libgcc1.asm, config/fr30/lib1funcs.asm,
247 config/h8300/lib1funcs.asm, config/i386/cygwin.asm,
248 config/i386/uwin.asm, config/m68hc11/larith.asm,
249 config/m68k/lb1sf68.asm, config/mcore/lib1.asm,
250 config/mn10200/lib1funcs.asm, config/sh/lib1funcs.asm,
251 config/sparc/lb1spc.asm, config/sparc/lb1spl.asm,
252 config/v850/lib1funcs.asm, config/c4x/libgcc.S:
253 Delete or update references to libgcc1 in commentary.
255 * config/t-libc-ok, config/t-linux, config/t-linux-aout,
256 config/t-netbsd, config/a29k/t-a29kbare, config/a29k/t-vx29k,
257 config/alpha/t-interix, config/alpha/t-osf, config/alpha/t-vms,
258 config/arc/t-arc, config/arm/t-arm-aout, config/arm/t-arm-coff,
259 config/arm/t-arm-elf, config/arm/t-linux, config/arm/t-pe,
260 config/arm/t-semi, config/arm/t-strongarm-coff,
261 config/arm/t-strongarm-elf, config/arm/t-strongarm-pe,
262 config/arm/t-xscale-coff, config/arm/t-xscale-elf, config/avr/t-avr,
263 config/c4x/t-c4x, config/d30v/t-d30v, config/fr30/t-fr30,
264 config/h8300/t-h8300, config/i386/t-beos, config/i386/t-cygwin,
265 config/i386/t-i386elf, config/i386/t-interix, config/i386/t-netware,
266 config/i386/t-next, config/i386/t-rtems-i386, config/i386/t-sol2,
267 config/i960/t-960bare, config/i960/t-vxworks960, config/ia64/t-ia64,
268 config/m32r/t-m32r, config/m68hc11/t-m68hc11-gas, config/m68k/t-lynx,
269 config/m68k/t-m68kbare, config/m68k/t-m68kelf,
270 config/m68k/t-mot3300-gald, config/m68k/t-mot3300-gas,
271 config/m68k/t-next, config/m68k/t-vxworks68, config/m88k/t-bug,
272 config/m88k/t-dgux, config/m88k/t-dgux-gas, config/m88k/t-dguxbcs,
273 config/m88k/t-luna, config/m88k/t-luna-gas, config/m88k/t-m88k,
274 config/m88k/t-m88k-gas, config/m88k/t-sysv4, config/mcore/t-mcore,
275 config/mcore/t-mcore-pe, config/mips/t-bsd, config/mips/t-bsd-gas,
276 config/mips/t-cross64, config/mips/t-ecoff, config/mips/t-elf,
277 config/mips/t-iris6, config/mips/t-r3900, config/mips/t-svr3,
278 config/mips/t-svr3-gas, config/mips/t-svr4, config/mips/t-svr4-gas,
279 config/mips/t-ultrix, config/mn10200/t-mn10200,
280 config/mn10300/t-mn10300, config/pa/t-linux, config/pa/t-linux64,
281 config/pa/t-pa, config/pa/t-pa64, config/pa/t-pro,
282 config/pdp11/t-pdp11, config/pj/t-pj, config/rs6000/t-aix43,
283 config/rs6000/t-beos, config/rs6000/t-darwin, config/rs6000/t-newas,
284 config/rs6000/t-ppccomm, config/rs6000/t-rs6000, config/sh/t-linux,
285 config/sh/t-sh, config/sparc/t-chorus-elf, config/sparc/t-elf,
286 config/sparc/t-sol2, config/sparc/t-sp86x, config/sparc/t-sparcbare,
287 config/sparc/t-sparclite, config/sparc/t-splet,
288 config/sparc/t-sunos41, config/sparc/t-vxsparc,
289 config/sparc/t-vxsparc64, config/v850/t-v850:
290 Don't set any of LIBGCC1, CROSS_LIBGCC1, or LIBGCC1_TEST.
292 * config/alpha/alpha.h, config/i386/i386.h, config/i860/i860.h:
293 Don't set FLOAT_VALUE_TYPE, FLOAT_ARG_TYPE, INTIFY, or FLOATIFY.
294 * config/d30v/d30v.h: Don't mention LIBGCC_NEEDS_DOUBLE,
295 FLOAT_VALUE_TYPE, FLOAT_ARG_TYPE, FLOATIFY, INTIFY,
296 nongcc_SI_type, nongcc_word_type, or perform_*
297 * config/i860/fx2800: Don't define perform_umodsi3 or perform_modsi3.
299 * config/i386/386bsd.h, config/i386/beos-elf.h,
300 config/i386/linux-aout.h, config/i386/linux-oldld.h,
301 config/i386/linux.h, config/i386/mach.h, config/i386/netbsd.h,
302 config/i386/openbsd.h, config/i386/osfrose.h, config/i386/rtemself.h:
303 Don't include i386/perform.h.
305 * config/a29k/t-a29k, config/arm/t-semiaof, config/i370/t-i370,
306 config/i370/t-linux, config/i370/t-mvs, config/i370/t-oe,
307 config/i386/t-djgpp, config/i386/t-i386bare, config/i386/t-vsta,
308 config/ia64/t-hpux, config/mips/t-mips, config/mips/t-mips-gas,
309 config/mips/t-osfrose, config/sparc/t-sp64, config/sparc/t-sunos40,
310 config/vax/t-openbsd, config/vax/t-vax: Delete.
312 * config.gcc: Remove references to deleted files.
313 (arm-semi-aof): Use arm/t-semi for tmake_file.
315 * gcc.texi, install.texi, invoke.texi, tm.texi:
316 Delete or rewrite text which is no longer relevant now that
317 libgcc1 no longer exists.
319 * config/t-openbsd, config/alpha/t-interix, config/i386/t-interix:
320 No need to set INSTALL_ASSERT_H. (Missed in previous sweep.)
322 2001-05-16 Wolfgang Bangerth <wolfgang.bangerth@iwr.uni-heidelberg.de>
323 Bruce Korb <bkorb@gnu.org>
325 * fixinc/inclhack.def(solaris27_mutex_init): Fix broken mutex
328 2001-05-16 Zack Weinberg <zackw@stanford.edu>
330 * i386.md: Add two peepholes to clean up code generated by
333 2001-05-16 Richard Henderson <rth@redhat.com>
335 * dwarf2asm.c (eh_data_format_name): Add names for "pointer size"
336 variants of non-absolute encodings.
338 * config/i386/i386.h (ASM_PREFERRED_EH_DATA_FORMAT): New.
340 * libgcc-std.ver (_Unwind_Find_FDE, __register_frame_info_bases,
341 __register_frame_info_table_bases): Export.
343 2001-05-16 Richard Henderson <rth@redhat.com>
345 * except.c (eh_data_format_name): Move to ...
346 * dwarf2asm.c: ... here. Use designated initializers if available.
347 (dw2_asm_output_encoded_addr_rtx): Accept varargs commentary.
348 * dwarf2asm.h: Update declarations.
349 * dwarf2out.c (output_cfi) [DW_CFA_set_loc]: If for_eh, mind
350 ASM_PREFERRED_EH_DATA_FORMAT.
351 (output_call_frame_info): Likewise. Use 'L' augmentation for
354 * unwind-dw2-fde.h (struct fde_vector): New.
355 (struct old_object): Rename from struct object.
356 (struct object): New.
357 (__register_frame_info_bases): Declare.
358 (__register_frame_info_table_bases): Declare.
359 (struct dwarf_fde): Remove explicit pc_begin/pc_range members.
360 * unwind-dw2-fde.c (objects): Remove.
361 (unseen_objects, seen_objects): New.
362 (__register_frame_info_bases): New.
363 (__register_frame_info): Use it.
364 (__register_frame_info_table_bases): New.
365 (__register_frame_info_table): Use it.
366 (__deregister_frame_info): Rewrite for changed object struct.
367 (base_from_object, get_cie_encoding, get_fde_encoding): New.
368 (fde_unencoded_compare): Rename from fde_compare; uninline.
369 (fde_single_encoding_compare, fde_mixed_encoding_compare): New.
370 (start_fde_sort): Adjust for new definition of fde_vector.
371 (fde_insert): Likewise.
372 (end_fde_sort): Likewise. Select comparison function based
373 on properties of the object.
374 (fde_split): Take object and fde_compare_t arguments.
375 (frame_heapsort, fde_merge): Likewise.
376 (classify_object_over_fdes): Rename from count_fdes. Handle
377 encoded pointers. Collect encoding, mixed_encoding, and pc_begin
379 (add_fdes): Handle encoded pointers.
380 (init_object): Rename from frame_init. Update for new struct object.
381 (linear_search_fdes): Rename from search_fdes. Handle encoded
383 (binary_search_unencoded_fdes): Broken out from _Unwind_Find_FDE.
384 (binary_search_single_encoding_fdes): New.
385 (binary_search_mixed_encoding_fdes): New.
386 (search_object): New.
387 (_Unwind_Find_FDE): Update for new struct object. Fill in
389 * unwind-dw2.c: Include unwind-pe.h. Constify all pointers
390 iterating over EH data.
391 (_Unwind_FrameState): Remove saw_lsda, addr_encoding. Add
392 fde_encoding, lsda_encoding.
393 (read_uleb128, read_sleb128): Remove.
394 (read_encoded_pointer): Remove. All callers use read_encoded_value.
395 (extract_cie_info): Set lsda_encoding from 'L' augmentation.
396 (uw_frame_state_for): Don't set bases.func. Handle encoded fde
398 * unwind-pe.h: Add "struct" to _Unwind_Context references.
400 2001-05-16 Neil Booth <neil@cat.daikokuya.demon.co.uk>
402 * cppexp.c (lex): Use NODE_NAME and NODE_LEN.
403 * cpphash.c (_cpp_lookup_with_hash): Similarly.
404 * cpplex.c (cpp_ideq, parse_identifier, cpp_token_len,
405 cpp_spell_token, cpp_output_token): Similarly.
406 * cpplib.c (lex_macro_node, do_undef, do_pragma,
407 do_pragma_poison, parse_assertion, do_assert): Similarly.
408 * cppmacro.c (builtin_macro, parse_args, funlike_invocation_p,
409 save_parameter, _cpp_create_definition, check_trad_stringification,
410 cpp_macro_definition): Similarly.
411 * cppmain.c (cb_define, cb_undef, dump_macro): Similarly.
412 * c-lex.c (cb_undef, c_lex): Similarly.
413 * fix-header.c (recognized_function): Similarly.
414 * cpplib.h (NODE_LEN, NODE_NAME): New.
415 (cpp_hashnode): Rename length len.
417 Wed May 16 13:41:10 2001 Jeffrey A Law (law@cygnus.com)
419 * pa32-regs.h (HARD_REGNO_MODE_OK): Allow TI/TFmode values in
422 2001-05-16 Andreas Jaeger <aj@suse.de>
424 * Makefile.in (toplev.o): Add dependency on dwarf2asm.h.
426 * toplev.c: Include dwarf2asm.h for prototype of
427 dw2_output_indirect_constants.
429 Wed May 16 19:53:53 CEST 2001 Jan Hubicka <jh@suse.cz>
431 * stmt.c (expand_asm_operands): Be able to offload addressof
432 expression to memory. (PR optimization/185)
434 Wed May 16 18:53:23 CEST 2001 Jan Hubicka <jh@suse.cz>
436 * combine.c (combine_simplify_rtx): Set op0_mode to VOIDmode after
437 applying distributive law.
439 2001-05-16 John David Anglin <dave@hiauly1.hia.nrc.ca>
441 * pa-hpux10.h (THREAD_MODEL_SPEC): Define.
443 * gthr-dce.h (UNUSED): Attribute unused macro.
444 (__gthread_key_dtor): Make arguments UNUSED.
445 (__gthread_key_delete): Revise for compatibility with DRAFT4
448 2001-05-16 David Edelsohn <edelsohn@gnu.org>
450 * doc/install.texi: Update AIX information.
451 * README.RS6000: Remove obsolete file.
453 2001-05-16 Jakub Jelinek <jakub@redhat.com>
454 Nathan Sidwell <nathan@codesourcery.com>
456 * gcc.c (give_switch): Don't write before start of string.
457 Always append suffix.
459 2001-05-16 Nathan Sidwell <nathan@codesourcery.com>
461 * cpplex.c (_cpp_lex_token, '/' case): Comments can't appear
464 2001-05-16 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
466 * README.ALTOS: Remove obsolete file.
468 2001-05-16 Neil Booth <neil@daikokuya.demon.co.uk>
470 * c-lex.h (save_and_forget_protocol_qualifiers,
471 forget_protocol_qualifiers, remember_protocol_qualifiers):
472 Remove deleted functions' prototypes.
474 2001-05-16 Neil Booth <neil@daikokuya.demon.co.uk>
476 * c-parse.in (methodtype): New production.
477 (methoddef, methodproto): Collapse separate '-' and '+'
480 2001-05-16 Neil Booth <neil@cat.daikokuya.demon.co.uk>
482 * c-common.h (RID_FIRST_PQ): New.
483 * c-parse.in (objc_pq_context): New.
484 (objc parser): Set objc_pq_context rather than calling
485 remember_protocol_qualifiers and forget_protocol_qualifiers.
486 Don't call save_and_forget_protocol_qualifiers.
487 (yylexname): Handle objc protocol qualifiers here.
488 * stringpool.c (struct str_header): Replace with sp_hashnode.
489 (SP_EMPTY, SP_LEN, SP_TREE, SP_STR, SP_VALID): New.
490 (alloc_string): Rename alloc_ident. Use the SP_ accessors.
491 Allocate an IDENTIFIER_NODE for each identifier.
492 (FORALL_STRINGS, set_identifier): Delete.
493 (FORALL_IDS, expand_string_table, stringpool_statistics): Update.
494 (ggc_alloc_string): Use an obstack.
495 (get_identifier, maybe_get_identifier, mark_string_hash): Update.
496 * tree.h: Update comments.
497 (set_identifier): Delete.
498 * objc/objc-act.c (N_PQ, saved_pq, saved_not_pq,
499 save_and_forget_protocol_qualifiers, forget_protocol_qualifiers,
500 remember_protocol_qualifiers): Delete.
502 Tue May 15 22:14:09 2001 Jeffrey A Law (law@cygnus.com)
504 * flow.c (life_analysis): After life analysis is complete, do
505 an optional scan over insns looking for REG_LABEL notes that
506 reference a deleted label.
507 (propagate_block_delete_insn): Verify INOTE is a CODE_LABEL
508 before peeking at LABEL_NUSES.
510 2001-05-15 Richard Henderson <rth@redhat.com>
512 * unwind-sjlj.c (_Unwind_GetDataRelBase): New.
513 (_Unwind_GetTextRelBase): New.
515 2001-05-15 Mark Mitchell <mark@codesourcery.com>
517 * config/sparc/sol2.h (CPLUSPLUS_CPP_SPEC): Define.
519 2001-05-15 Geoffrey Keating <geoffk@redhat.com>
521 * objc/objc-act.c (handle_class_ref): Use rest_of_decl_compilation
522 so that CHOOSE_SECTION gets used.
524 * config/rs6000/sysv4.h (ASM_PREFERRED_EH_DATA_FORMAT): Treat
525 TARGET_RELOCATABLE like flag_pic for now.
527 2001-05-15 David Edelsohn <edelsohn@gnu.org>
529 * rs6000.md (movdi splitter): Sign extend more efficiently.
530 * rs6000.c (reg_or_arith_cint_operand): Redefine 64-bit constant
531 to "long long" valid on 32-bit and 64-bit hosts.
532 (logical_operand): Cast trunc_int_for_mode return value.
533 (rs6000_emit_move): Shift macro to encapsulate variable.
534 (rs6000_va_start): Use HOST_WIDE_INT_PRINT_DEC.
535 (rs6000_emit_{prologue,epilogue}): EH regno is unsigned but
536 plus_constant requires signed argument.
538 2001-05-15 Loren J. Rittle <ljrittle@acm.org>
540 * gthr-posix.h: Make additional pthread-* functions weak.
542 Tue May 15 13:51:32 CEST 2001 Jan Hubicka <jh@suse.cz>
544 * recog.c (apply_change_group): Avoid unneeded validating.
546 2001-05-14 David Edelsohn <edelsohn@gnu.org>
548 * rs6000.c (num_insns_constant_wide): Constants are sign-extended.
549 (num_insns_constant): CONST_INT can be 64-bits.
551 2001-05-14 Stan Shebs <shebs@apple.com>
553 * config/darwin.h (LIB_SPEC): Just use -lSystem.
554 (LIBGCC_SPEC): Don't define.
556 2001-05-14 Richard Henderson <rth@redhat.com>
558 * configure.in (gcc_cv_as_eh_frame): New test.
559 * config.in, configure: Rebuild.
560 * gcc.c (init_spec): Honor USE_AS_TRADITIONAL_FORMAT.
562 2001-05-14 Andrew MacLeod <amacleod@redhat.com>
564 * config/ia64/lib1funcs.asm (__divtf3): Fix incorrect bits in
565 extended precision divide.
567 2001-05-14 Andrew MacLeod <amacleod@redhat.com>
569 * config/ia64/ia64.c (rtx_needs_barrier): Call rtx_needs_barrier
572 Mon May 14 17:34:48 CEST 2001 Jan Hubicka <jh@suse.cz>
574 * i386.h (TARGET_64BIT): Define to constant if !TARGET_BI_ARCH
575 (CPP_CPU??_SIZE_TYPE): New.
576 (CPP_CPU??_SPEC, CPP_CPUCOMMON_SPEC): Break out from...
577 (CPP_CPU_SPEC): ... here; support choosing of CPU.
578 (EXTRA_SPECS): Add cpp_cpu??, cpp_cpu??sizet, cpp_cpucommon.
579 (MAX_LONG_TYPE_SIZE, MAX_BITS_PER_WORD): Define to 32 for 32bit-only
581 * i386.c (override_options): Add sorry about not suported modes.
583 Mon May 14 08:56:47 2001 Jeffrey A Law (law@cygnus.com)
585 * config/pa/som.h (NM_FLAGS): Remove.
586 (ASM_OUTPUT_FUNCTION_PREFIX): No longer truncate subspace names.
587 (ASM_OUTPUT_SECTION_NAME): Remove.
588 (MAKE_DECL_ONE_ONLY, ASM_WEAKEN_LABEL): Likewise.
590 2001-05-14 Mark Mitchell <mark@codesourcery.com>
592 * regrename.c (regrename_optimize): Do not rename registers to
595 2001-05-14 Alexandre Oliva <aoliva@redhat.com>
597 * rtl.texi (CALL_INSN_FUNCTION_USAGE): Note that (and when) it may
598 contain MEMs. Remove useless distinction about clobbering
601 2001-05-13 Geoff Keating <geoffk@redhat.com>
603 * config/rs6000/rs6000.h (EXCEPTION_SECTION): Move to...
604 * config/rs6000/aix.h (EXCEPTION_SECTION): ... here.
605 * config/rs6000/sysv4.h (CONST_SECTION_ASM_OP): Delete.
606 (ASM_PREFERRED_EH_DATA_FORMAT): Define.
607 (EXCEPTION_SECTION): Define.
609 2001-05-13 Zack Weinberg <zackw@stanford.edu>
611 * libgcc2.c, libgcc2.h: Restore __eprintf. Label as used for
612 binary backward compat only.
613 * Makefile.in (LIB2FUNCS_ST): New. Put _eprintf here, not
614 in LIB2FUNCS. Pass it to mklibgcc.
615 * mklibgcc.in: Handle LIB2FUNCS_ST.
617 * Makefile.in (installdirs): Don't create $(gcc_tooldir).
619 2001-05-13 Alexandre Oliva <aoliva@redhat.com>
621 * tm.texi (THREAD_MODEL_SPEC): Document it.
622 * gcc.c (main): Use it.
623 * config/rs6000/aix43.h (THREAD_MODEL_SPEC): Define it.
624 * config/rs6000/aix51.h (THREAD_MODEL_SPEC): Likewise.
626 2001-05-13 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
628 * rtl.h (SYMBOL_REF_WEAK): New macro.
629 * rtlanal.h (rtx_addr_can_trap): Use it, a weak SYMBOL_REF can trap.
630 * varasm.c (make_decl_rtl): Mark SYMBOL_REF weak if necessary.
631 * rtl.texi (SYMBOL_REF_WEAK): Document it.
632 * gcc.texi: Remove wrong description.
634 2001-05-13 Mark Mitchell <mark@codesourcery.com>
636 * Makefile.in (STAMP): New macro.
637 Replace all uses of `touch' with $(STAMP).
638 * fixinc/Makefile.in: Likewise.
640 Sun May 13 07:26:34 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
642 * configure.in: ldopen is never in -lexc, so don't test for it.
643 Add test for exc_resume in -lexc for Ada.
644 * configure: Regenerated.
646 2001-05-12 Richard Henderson <rth@redhat.com>
648 * dwarf2asm.c (size_of_encoded_value): New function.
649 * dwarf2asm.h: Declare it.
650 * except.c (output_function_exception_table): Align the TType
651 array only as wide as the encoding.
653 2001-05-12 Zack Weinberg <zackw@stanford.edu>
655 * extend.texi: Document #pragma GCC java_exceptions.
657 2001-05-12 Neil Booth <neil@cat.daikokuya.demon.co.uk>
659 * c-parse.in (bison parser, init_reswords): Remove uses of
661 * c-tree.h (doing_objc_thang): Remove.
663 2001-05-12 Neil Booth <neil@daikokuya.demon.co.uk>
665 * cpplex.c (_cpp_lex_token): Ensure we warn at most once
666 about files not ending in newlines.
668 2001-05-12 Neil Booth <neil@cat.daikokuya.demon.co.uk>
670 * dwarfout.c (dwarfout_init): Add cast.
671 * sched-deps.c (sched_analyze_insn): Remove unused vars.
672 * unwind-dw2-fde.c (_Unwind_Find_FDE): Flag unused parameter so.
674 * method.c (build_mangled_C99_name): Remove unused prototype.
676 2001-05-12 Alexandre Oliva <aoliva@redhat.com>
678 * config/arm/arm.h (TARGET_PTRMEMFUNC_VBIT_LOCATION): Use delta.
680 2001-05-12 Alexandre Oliva <aoliva@redhat.com>
682 * defaults.h (TARGET_PTRMEMFUNC_VBIT_LOCATION): Define.
683 * tm.texi (TARGET_PRTMEMFUNC_VBIT_LOCATION): Document.
685 2001-05-11 Richard Henderson <rth@redhat.com>
687 * defaults.h (ASM_PREFERRED_EH_DATA_FORMAT): New.
688 * dwarf2asm.c (dw2_force_const_mem, dw2_output_indirect_constant_1,
689 dw2_output_indirect_constants, dw2_asm_output_encoded_addr_rtx): New.
690 * dwarf2asm.h (dw2_asm_output_encoded_addr_rtx): Prototype.
691 (dw2_output_indirect_constants): Prototype.
692 * dwarf2out.c (dwarf2out_begin_prologue): Generate
693 current_function_func_begin_label if we'll need it for EH. Exit
694 early for IA64_UNWIND_INFO.
695 * except.c: Get DW_EH_PE_* defines from dwarf2.h.
696 (eh_data_format_name): Update for indirect references.
697 (output_function_exception_table): Care for IA64_UNWIND_INFO.
698 Handle ASM_PREFERRED_EH_DATA_FORMAT.
699 * except.h (MUST_USE_SJLJ_EXCEPTIONS): IA64_UNWIND_INFO needn't
700 define HAVE_eh_return etc.
701 * final.c (final_start_function): Always call dwarf2out_begin_prologue.
702 (final_end_function): Don't call output_function_exception_table.
703 * toplev.c (compile_file): Call dw2_output_indirect_constants.
704 (rest_of_compilation): Invoke output_function_exception_table
705 for ia64 before assemble_end_function.
706 * tm.texi (ASM_PREFERRED_EH_DATA_FORMAT): Document.
707 (ASM_MAYBE_OUTPUT_ENCODED_ADDR_RTX): Document.
709 * unwind-dw2.c (_Unwind_GetTextRelBase, _Unwind_GetDataRelBase): New.
710 * unwind.h: Declare them.
711 * libgcc-std.ver: Export them.
712 * unwind-pe.h: New file.
714 * config/alpha/elf.h (ASM_PREFERRED_EH_DATA_FORMAT): New.
716 * config/ia64/fde-glibc.c: Use "struct unw_table_entry"
718 (find_fde_for_dso): Extract DT_PLTGOT.
719 (_Unwind_FindTableEntry): Rename from __ia64_find_fde; return
720 the segment and gp as well.
721 * config/ia64/frame-ia64.c: Remove file.
722 * config/ia64/frame-ia64.h: Remove file.
723 * config/ia64/unwind-ia64.c: New file.
724 * config/ia64/unwind-ia64.h: New file.
725 * config/ia64/ia64.h (ASM_OUTPUT_EH_CHAR): Remove.
726 (ASM_OUTPUT_EH_SHORT, ASM_OUTPUT_EH_INT): Remove.
727 (ASM_OUTPUT_EH_DOUBLE_INT): Remove.
728 (ASM_PREFERRED_EH_DATA_FORMAT): New.
729 (ASM_MAYBE_OUTPUT_ENCODED_ADDR_RTX): New.
730 (IA64_UNWIND_INFO): Re-enable.
731 (HANDLER_SECTION): Remove.
732 (EH_RETURN_DATA_REGNO): New.
733 * config/ia64/ia64.md (exception_receiver): Remove.
734 * config/ia64/t-glibc (LIB2ADDEH): Re-enable.
735 * config/ia64/t-ia64 (LIB2ADDEH): Re-enable.
737 2001-05-11 Richard Henderson <rth@redhat.com>
739 * config/ia64/ia64.c (group_barrier_needed_p): Don't allow
740 calls and jumps to be bundled together.
741 (ia64_reorg): Emit a break after a noreturn call that ends
743 * config/ia64/ia64.md (break_f): New.
745 2001-05-12 Neil Booth <neil@daikokuya.demon.co.uk>
747 * c-lex.c (lex_charconst): Convert into a simple wrapper
748 around cpp_interpret_charconst, to which most of the code
750 * cppexp.c (MAX_CHAR_TYPE_SIZE, MAX_WCHAR_TYPE_SIZE,
751 MAX_LONG_TYPE_SIZE, MAX_INT_TYPE_SIZE, MAX_CHAR_TYPE_MASK,
752 MAX_WCHAR_TYPE_MASK, parse_escape, parse_charconst): Remove.
753 (lex): Use cpp_interpret_charconst.
754 * cpplex.c (parse_escape, read_ucs, cpp_interpret_charconst,
755 hex_digit_value): New functions.
756 (MAX_CHAR_TYPE_SIZE, MAX_WCHAR_TYPE_SIZE): New macros.
757 * cpplib.h (cpp_interpret_charconst): New prototype.
758 * Makefile.in: Update.
760 2001-05-12 Dean Wakerley <dean@wakerley.com>
762 * doc/install.texi: New file. Converted to texinfo from the HTML
763 documentation in wwwdocs/htdocs/install.
765 Fri May 11 15:50:13 2001 Jeffrey A Law (law@cygnus.com)
767 * gcse.c (insert_insn_end_bb): Do not search for assignments to
768 non-argumment registers that are mentioned in CALL_INSN_FUNCTION_USAGE.
770 * toplev.c (compile_file): Move comment for opening output
771 file to just before the code that opens the output file.
773 2001-05-11 Jakub Jelinek <jakub@redhat.com>
775 * regmove.c (regmove_optimize): Suppress the optimization for
776 unchanging destination register. Add comment above function.
778 2001-05-11 Zack Weinberg <zackw@stanford.edu>
780 * Makefile.in: Exterminate all references to assert.h.
781 * cross-make: Likewise.
783 * configure.in: Correct commentary.
784 * configure: Regenerate.
786 * libgcc-std.ver, libgcc2.c, libgcc2.h, sys-protos.h:
789 * config/t-freebsd, config/t-linux, config/t-linux-aout,
790 config/t-netbsd, config/t-rtems, config/x-linux,
791 config/i386/t-beos, config/mcore/t-mcore, config/mcore/t-mcore-pe:
792 No need to override INSTALL_ASSERT_H.
794 * fixinc/fixinc.dgux, fixinc/fixinc.interix, fixinc/fixinc.ptx,
795 fixinc/fixinc.svr4, fixinc/fixinc.winnt, fixinc/fixinc.wrap,
796 fixinc/fixincl.sh: Don't install assert.h into objdir/include.
798 2001-05-11 Graham Stott <grahams@redhat.com>
800 * combine.c (simplify_comparison): Fix typo.
802 2001-05-11 Mark Mitchell <mark@codesourcery.com>
804 * loop.h (struct movables): Remove `num'.
805 * loop.c (scan_loop): Don't set it. Use count_insns_in_loop.
806 Adjust call to strength_reduce.
807 (num_unmoved_movables): New function.
808 (move_movables): Don't set movables->num.
809 (strength_reduce): Compute the number of instructions in the loop
810 here, rather than in the caller.
811 (check_dbra_loop): Always clear reversible_mem_store if there
813 (loop_regs_scan): Don't count instructions here.
814 (count_insn_in_loop): New function.
816 2001-05-11 Mark Mitchell <mark@codesourcery.com>
818 * optabs.c (emit_libcall_block): Don't mark calls as CONST_CALL_P.
820 2001-05-11 Neil Booth <neil@daikokuya.demon.co.uk>
822 * c-common.c (finish_label_expr): New function, lifted from
824 * c-common.h (finish_label_expr, lookup_label): New prototypes.
825 * c-parse.in: Move 3 blocks of parser code into new functions.
826 * c-typeck.c (simple_asm_stmt, c_cast_expr): New functions.
827 * c-tree.h (simple_asm_stmt, c_cast_expr): New prototypes.
828 (lookup_label): Remove.
830 2001-05-11 Alexandre Oliva <aoliva@redhat.com>
832 * config/mn10300/t-mn10300 (dp-bit.c, fp-bit.c): Don't define
833 FLOAT_BIT_ORDER_MISMATCH.
835 2001-05-10 David Edelsohn <edelsohn@gnu.org>
837 * expr.c (emit_push_insn): Convert PUSH_ROUNDING argument to
838 bytes. Reported by Kazu Hirata <kazu@hxi.com>.
840 2001-05-10 David Edelsohn <edelsohn@gnu.org>
842 * expr.c (emit_group_load): extract_bit_field requires a REG or
845 Thu May 10 14:45:44 2001 Jeffrey A Law (law@cygnus.com)
847 * cse.c (cse_insn): Mostly remove first hunk of code which collapsed
848 a computed jump into an unconditional jump.
849 In second hunk of code for collapsing computed and conditional jumps
850 into unconditional jumps, reemit the jump in additional cases.
852 * jump.c (jump_optimize_1): Do not wrap the new jump target
853 inside a LABEL_REF; gen_jump will do that automatically.
855 2001-05-10 Toon Moene <toon@moene.indiv.nluug.nl>
857 * dwarf2out.c (mem_loc_descriptor): Do not pass constant pool
858 contents for a SYMBOL_REF in case of floating point constants.
860 2001-05-10 DJ Delorie <dj@redhat.com>
862 * c-common.c (combine_strings): Widen strings in a
863 host-endian-independent way.
865 2001-05-10 Joseph S. Myers <jsm28@cam.ac.uk>
867 * c-parse.in: Remove many shift/reduce conflicts. Update
869 (declspecs_nosc_nots_nosa_noea, declspecs_nosc_nots_nosa_ea,
870 declspecs_nosc_nots_sa_noea, declspecs_nosc_nots_sa_ea,
871 declspecs_nosc_ts_nosa_noea, declspecs_nosc_ts_nosa_ea,
872 declspecs_nosc_ts_sa_noea, declspecs_nosc_ts_sa_ea,
873 declspecs_sc_nots_nosa_noea, declspecs_sc_nots_nosa_ea,
874 declspecs_sc_nots_sa_noea, declspecs_sc_nots_sa_ea,
875 declspecs_sc_ts_nosa_noea, declspecs_sc_ts_nosa_ea,
876 declspecs_sc_ts_sa_noea, declspecs_sc_ts_sa_ea, declspecs_ts,
877 declspecs_nots, declspecs_ts_nosa, declspecs_nots_nosa,
878 declspecs_nosc_ts, declspecs_nosc_nots, declspecs_nosc, declspecs,
879 maybe_type_quals_setattrs, typespec_nonattr, typespec_attr,
880 typespec_reserved_nonattr, typespec_reserved_attr,
881 typespec_nonreserved_nonattr, maybe_setattrs, structsp_attr,
882 structsp_nonattr, components_notype, component_notype_declarator,
883 absdcl1_ea, absdcl1_noea, direct_absdcl1, absdcl_maybe_attribute,
884 firstparm, setspecs_fp): New
885 (typed_declspecs, reserved_declspecs, typed_typespecs,
886 reserved_typespecquals, declmods, typespec, typespecqual_reserved,
887 typed_declspecs_no_prefix_attr reserved_declspecs_no_prefix_attr
888 declmods_no_prefix_attr, nonempty_type_quals, structsp,
889 type_quals): Remove. Users updated.
890 (initdecls, notype_initdecls, after_type_declarator,
891 parm_declarator, notype_declarator, absdcl1, components, ivars):
892 Don't allow attributes at the start of a declarator; include them
893 in the production containing the declarator instead. Always
894 require type specifiers before trying to redeclare a typedef name.
895 (typename): Allow for attributes but warn that they are ignored.
896 (parmlist, firstparm, setspecs_fp): Include attributes in
897 parmlist; suck them off the parser stack in firstparm using
900 Thu May 10 09:17:42 2001 Jeffrey A Law (law@cygnus.com)
902 * ifcvt.c (merge_if_block): Use any_uncondjump_p, not simplejump_p
903 to determine if a block has an unconditional jump at its end.
905 * jump.c (jump_optimize_1): When converting a conditional jump
906 to an unconditional jump, build the jump using gen_jump instead
907 of just modify operands in-place.
909 2001-05-09 Zack Weinberg <zackw@stanford.edu>
911 * cppinit.c (cpp_post_options): Shut off macro expansion if
913 * cpplib.c (_cpp_handle_directive): If -fpreprocessed, accept
914 IN_I directives only if the # is in column 1 and the directive
915 name begins in column 2.
916 * cppmain.c (scan_buffer): Insert a space between # and an
917 identifier, when that identifier is a directive name.
919 * tradcpp.c (struct file_buf): Add a pointer to the next entry
920 in the header search path.
921 (enum node_type): Add T_INCLUDE_NEXT.
922 (directive_table): Add entry for include_next.
923 (do_include_next): New function.
924 (process_include): New routine, broken out of do_include.
925 (finclude): Insert 'nhd' argument, to be copied into
926 next_header_dir of the new buffer.
927 (main): Adjust to match.
928 * gsyslimits.h, limity.h: Un-indent #include_next.
930 2001-05-09 Joseph S. Myers <jsm28@cam.ac.uk>
932 * objc.texi: Move from ../libobjc/objc-features.texi. Adjust for
933 inclusion as a chapter of the GCC manual.
934 * gcc.texi: Include objc.texi.
935 * fdl.texi: Use @unnumberedsec for the addendum.
936 * Makefile.in ($(srcdir)/gcc.info, gcc.dvi): Update dependencies.
938 Wed May 9 16:01:41 CEST 2001 Jan Hubicka <jh@suse.cz>
940 * i386.md (DImode move splitters): Use !MMX and !SSE for the condition.
942 Wed May 9 10:40:25 2001 Alexandre Oliva <aoliva@redhat.com>
944 * regclass.c (scan_one_insn): Update REG_N_REFS when optimizing
945 handling of two-address insns.
947 Wed May 9 10:36:18 2001 Alexandre Oliva <aoliva@redhat.com>
949 * Makefile.in (NM_FOR_TARGET): Look for ./nm, then
950 ../binutils/nm-new instead of ../binutils/nm.
952 Wed May 9 12:15:46 CEST 2001 Jan Hubicka <jh@suse.cz>
954 * i386.md (movdi splitter): Fix the splitting condition
955 (float_extenddftf splitter): Fix mode.
957 Wed May 9 12:05:39 CEST 2001 Jan Hubicka <jh@suse.cz>
959 * genrecog.c (write_switch): Avoid outputting of switch for
960 types wider than int.
962 2001-05-03 Andrew Haley <aph@cambridge.redhat.com>
964 * reload1.c (copy_eh_notes): New function.
965 (emit_input_reload_insns): Call it.
966 (emit_output_reload_insns): Call it.
968 2001-05-07 Zack Weinberg <zackw@stanford.edu>
970 * config.gcc (i[34567]86-*-sco3.2v4*, i[34567]86-*-sco*):
972 * config/i386/sco.h, config/i386/sco4.h, config/i386/scodbx.h,
973 config/i386/sco4dbx.h, config/i386/x-sco4: Delete file.
975 * optabs.c: Delete #ifdef BROKEN_LDEXP block.
977 2001-05-07 John David Anglin <dave@hiauly1.hia.nrc.ca>
979 * pa.md (interspace_jump): Revise comment.
980 (builtin_longjmp): Block initial setup insns from delay slot of
982 (builtin_setjmp_receiver): New expander to save and restore PIC
985 * som.h (NM_FLAGS): Remove `-n' sort option. Revise comment.
987 Mon May 7 09:30:14 2001 Jeffrey A Law (law@cygnus.com)
989 * toplev.c (compile_file): Set up the output file before we call
990 the various initializers for the compiler.
992 * except.c (sjlj_mark_call_sites): Do not search for assignments to
993 non-argumment registers that are mentioned in CALL_INSN_FUNCTION_USAGE.
995 * pa.h (MAX_LONG_TYPE_SIZE): Should be 32, not 64.
996 * pa-64.h (*_TYPE_SIZE): Undefine before redefining.
998 2001-05-06 Zack Weinberg <zackw@stanford.edu>
1000 * Makefile.in (tradcpp0): Correct typo in dependency list.
1002 2001-05-06 Geoff Keating <geoffk@redhat.com>
1004 * config/rs6000/rs6000.c (rs6000_emit_prologue): Don't save
1005 the link register if we're not going to use it.
1007 * config/rs6000/rs6000.c (output_profile_hook): Fix a warning.
1008 (output_function_profiler): Likewise.
1010 2001-05-07 Alan Modra <amodra@one.net.au>
1012 * pa.c (compute_frame_size): 64-bit frame marker is 16 bytes.
1014 2001-05-06 Alexandre Oliva <aoliva@redhat.com>
1016 * unroll.c (loop_iterations): Don't sign-extend abs_diff;
1017 zero-extend it. Make abs_inc unsigned.
1019 * optabs.c (expand_binop): Sign-extend xop0 and xop1 from the
1020 widest mode in narrowing and widening operations.
1022 * config/mips/mips.md: Sign extend CONST_INTs.
1024 2001-05-06 Andreas Jaeger <aj@suse.de>
1026 * invoke.texi (Option Summary): Add -momit-leaf-frame-pointer
1027 (i386 Options): Document -momit-leaf-frame-pointer.
1029 2001-05-06 Neil Booth <neil@daikokuya.demon.co.uk>
1031 * c-typeck.c (internal_build_compound_expr): Check for
1032 array to pointer conversion just once.
1034 2001-05-05 Richard Henderson <rth@redhat.com>
1036 * integrate.c (copy_insn_list): Substitute NOTE_EXPECTED_VALUE.
1038 2001-05-05 Richard Henderson <rth@redhat.com>
1040 * except.c (remove_fixup_regions): Adjust REG_EH_REGION notes
1041 to the parent of the fixup region.
1043 2001-05-05 Jakub Jelinek <jakub@redhat.com>
1045 * gcc.c (cpp_options): Define __NO_INLINE__ unless we are honoring
1047 * cpp.texi (__NO_INLINE): Document it.
1049 2001-05-05 Neil Booth <neil@daikokuya.demon.co.uk>
1051 * cppfiles.c (struct include_file): New member err_no.
1052 (find_or_create_entry): Set it.
1053 (open_file): Don't set fds to -2. Instead, use err_no to
1054 remember previous errors, if any.
1056 2001-05-05 Stephane Carrez <Stephane.Carrez@worldnet.fr>
1058 * config/m68hc11/m68hc11.c (m68hc11_gen_movhi): Optimize moves
1059 between X and Y by using sequences of xgdx and xgdy.
1061 2001-05-05 Stephane Carrez <Stephane.Carrez@worldnet.fr>
1063 * config/m68hc11/m68hc11.md ("*logicalsi3_silshr16"): Use '?' instead
1064 of '!' for the 'D' alternative ('!' is too strong).
1065 ("*logicalsi3_silshl16"): Likewise.
1066 ("movstricthi"): Accept 'A' when 'd' constraint, remove spurious '+'.
1067 ("movstrictsi"): Remove spurious '+'.
1068 ("movstrictqi"): Don't accept 'A' and remove spurious '+'.
1069 ("tstqi_1", "*lshrqi3_const1"): Put 'm' constraint before 'd'.
1070 ("subqi3"): Disparage with '!' the 'x' and 'y' registers to avoid
1073 2001-05-04 David Edelsohn <edelsohn@gnu.org>
1075 * calls.c (store_one_arg): Don't divide align by BITS_PER_UNIT.
1077 2001-05-04 Lars Brinkhoff <lars@nocrew.org>
1079 * simplify-rtx.c (simplify_binary_operation): Simplify ~a + 1
1082 2001-05-04 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
1084 * config/rs6000/rs6000.md (ashldi3 splits): Guard with
1087 2001-05-04 Stephane Carrez <Stephane.Carrez@worldnet.fr>
1089 * config/m68hc11/m68hc11.md (lshrhi3_const1): Fix shift of
1090 soft register, use ror instead of rol.
1092 2001-05-04 Stephane Carrez <Stephane.Carrez@worldnet.fr>
1094 * config/m68hc11/m68hc11.c (m68hc11_check_z_replacement): Take
1095 into account pre/post increment decrement for 68HC12.
1096 Fix other problems in replacement and fix call to reg_mentioned_p.
1098 2001-05-04 Stephane Carrez <Stephane.Carrez@worldnet.fr>
1100 * config/m68hc11/larith.asm (L_regs_frame): New for _.frame.
1101 Put the soft registers in bss for 68HC12.
1102 (L_regs_d3_4): New for _.d3 and _.d4.
1103 (L_regs_d5_6): Likewise.
1104 (L_regs_d1_2): Likewise.
1105 * config/m68hc11/t-m68hc11-gas (T_CPPFLAGS): Compile new parts.
1107 2001-05-04 Stephane Carrez <Stephane.Carrez@worldnet.fr>
1109 * config/m68hc11/m68hc11.h (CPP_SPEC): Pass -D__HAVE_SHORT_DOUBLE__
1110 to the pre-processor when -fshort-double is specified.
1111 * config/m68hc11/m68hc11.2 (CPP_SPEC): Likewise.
1113 2001-05-04 Stephane Carrez <Stephane.Carrez@worldnet.fr>
1115 * config/m68hc11/larith.asm (divmodhi4): Empty for 68HC12.
1116 (__mulsi3): Rewrite for 68HC12.
1117 * config/m68hc11/m68hc11.md (divmodhi4): Use idivs for 68HC12.
1118 Mark 'x' constraint with earlyclobber to prevent a
1119 RELOAD_FOR_OTHER_ADDRESS to go in it.
1120 (mulhi3_m68hc12): New pattern.
1121 (mulhi3_m68hc11): Rename of mulhi3.
1122 (mulhi3): New expand for 68HC12 optimisation.
1123 (umulhisi3, mulhisi3): New patterns for 68HC12.
1125 2001-05-04 Stephane Carrez <Stephane.Carrez@worldnet.fr>
1127 * config/m68hc11/m68hc11.md (*tbne, *tbeq): New patterns for 68HC12.
1128 (extendqisi2, extendqihi2, extendhisi2): Use sex for 68HC12.
1129 (uminqi3, umaxqi3, uminhi3, umaxhi3): New pattern for 68HC12.
1131 2001-05-04 Stephane Carrez <Stephane.Carrez@worldnet.fr>
1133 * config/m68hc11/m68hc11.h (CONST_COSTS): Make the cost of
1134 constants cheap after reload.
1135 * config/m68hc11/m68hc11.c (m68hc11_shift_cost): Shift by 16 and 32
1137 (m68hc11_rtx_costs): Cost of multiplication by 65536 is expensive
1138 so that gcc prefers a shift by 16.
1139 (m6811_cost, m6812_cost): Make the shift cheap compared to an add.
1141 2001-05-04 Nick Clifton <nickc@cambridge.redhat.com>
1143 * config/arm/elf.h (ASM_OUTPUT_ALIGNED_COMMON): Define.
1145 2001-05-04 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1147 * alpha.h: NULL_PTR -> NULL.
1154 * i386.md: Likewise.
1157 * m68hc11.h: Likewise.
1158 * rs6000.h: Likewise.
1161 * sparc.h: Likewise.
1165 * final.c: Likewise.
1167 * recog.c: Likewise.
1169 2001-05-04 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1171 * i386.c (ix86_emit_restore_regs_using_mov, ix86_save_reg): Change
1172 `bool' parameter to `int'.
1174 * hash.c (hash_lookup): Likewise.
1176 * hash.h (hash_lookup): Likewise.
1178 * tlink.c (symbol_hash_lookup, demangled_hash_lookup): Likewise.
1180 Fri May 4 13:10:03 CEST 2001 Jan Hubicka <jh@suse.cz>
1182 * i386.c (x86_initialize_trampoline): Fix mode of constant.
1184 2001-05-03 Geoff Keating <geoffk@redhat.com>
1186 * invoke.texi (i386 Options): Delete references to -malign-jumps,
1187 -malign-loops, -malign-functions.
1188 * i386.c (ix86_align_funcs): Delete.
1189 (ix86_align_loops): Delete.
1190 (ix86_align_jumps): Delete.
1191 (override_options): Mark -malign-* as obsolete. Emulate their
1192 behaviour with the -falign-* options. Default -falign-* from
1193 the processor table.
1194 * i386.h (FUNCTION_BOUNDARY): Define to 16; revert Richard Kenner's
1195 patch of Wed May 2 13:09:36 2001.
1196 (LOOP_ALIGN): Delete.
1197 (LOOP_ALIGN_MAX_SKIP): Delete.
1198 (LABEL_ALIGN_AFTER_BARRIER): Delete.
1199 (LABEL_ALIGN_AFTER_BARRIER_MAX_SKIP): Delete.
1201 2001-05-04 Andreas Jaeger <aj@suse.de>
1203 * except.h: Add prototype declaration for
1204 expand_builtin_init_dwarf_reg_sizes.
1206 2001-05-03 Geoffrey Keating <geoffk@redhat.com>
1208 * Makefile.in (site.exp): Set TESTING_IN_BUILD_TREE.
1210 2001-05-03 Stephane Carrez <Stephane.Carrez@worldnet.fr>
1212 * config/m68hc11/m68hc11.md ("bitcmpqi"): New pattern for bitb
1214 ("bitcmpqi2"): New pattern for bit-extract and test.
1215 ("bitcmphi"): New pattern for bitb/bita instructions.
1217 2001-05-03 Joseph S. Myers <jsm28@cam.ac.uk>
1219 * gccbug.in: Use a temporary directory when the mktemp command is
1222 2001-05-03 Stephane Carrez <Stephane.Carrez@worldnet.fr>
1224 * config/m68hc11/m68hc11.h (STATIC_CHAIN_REGNUM): Use soft z register
1226 (INITIALIZE_TRAMPOLINE): Call it.
1227 (TRAMPOLINE_SIZE): Define according to 68HC11/68HC12.
1228 (TRAMPOLINE_TEMPLATE): Remove.
1229 * config/m68hc11/m68hc11.c (m68hc11_initialize_trampoline): New.
1230 * config/m68hc11/m68hc11-protos.h (m68hc11_initialize_trampoline):
1233 2001-05-03 David O'Brien <obrien@FreeBSD.org>
1235 * config/t-freebsd: Don't install "assert.h" in gcc. Compile crtbeginS.o
1236 and crtendS.o with PIC.
1238 2001-05-03 Stephane Carrez <Stephane.Carrez@worldnet.fr>
1240 * config/m68hc11/larith.asm (__mulqi3): Fix multiplication of two
1242 (___subdi3, ___adddi3): Use x instead of y as index register.
1243 (__init_bss_section, __map_data_section): Optimize for 68HC12.
1244 (__memset, __memcpy): Likewise.
1245 (regs): Put the soft registers in bss for 68HC12.
1246 (abort): Use trap to abort for 68hc12.
1247 (__mulhi3, __mulhi32): Use emul for 68hc12.
1248 (__mulsi3): Avoid to use the tmp soft register for 68hc12.
1250 2001-05-03 Stephane Carrez <Stephane.Carrez@worldnet.fr>
1252 * config/m68hc11/m68hc11.h (LIMIT_RELOAD_CLASS): Don't define.
1253 * config/m68hc11/m68hc11-protos.h (limit_reload_class): Remove.
1254 * config/m68hc11/m68hc11.c (limit_reload_class): Remove.
1255 (m68hc11_override_options): Remove setting of flag_no_nonansi_builtin.
1256 Set 68HC12 min offset to -65536.
1257 (print_operand): Put parenthesis arround the operand if it refers
1258 to a symbol having the same name as a register.
1259 (m68hc11_z_replacement): When z register is replaced by its
1260 equivalent soft register, force the insn to be re-recognized.
1261 (m68hc11_check_z_replacement): Fix the test when destination is
1262 the index register and z dies in the insn.
1263 (m68hc11_reorg): Remove the REG_DEAD notes beforce recomputing them.
1265 2001-05-03 Stephane Carrez <Stephane.Carrez@worldnet.fr>
1267 * config/m68hc11/m68hc11.c (m68hc11_override_options): Initialize
1268 costs according to processor variant.
1269 (m68hc11_shift_cost): New function to compute shift costs.
1270 (m68hc11_rtx_costs): Define costs according to processor variant.
1271 (m6811_cost): Costs for 68HC11.
1272 (m6812_cost): Costs for 68HC12.
1273 (COSTS_N_INSNS): Remove.
1275 * config/m68hc11/m68hc11.h (RTX_COSTS): New.
1276 (DEFAULT_RTX_COSTS): Remove.
1277 (CONST_COSTS): Define costs according to OUTER_CODE.
1278 (processor_costs): New struct to define costs.
1279 (m68hc11_cost): Pointer to current costs.
1281 2001-05-03 Stephane Carrez <Stephane.Carrez@worldnet.fr>
1283 * config/m68hc11/m68hc11.md (*addhi3_68hc12): Fix generation
1284 and use m68hc11_notice_keep_cc when using leax/leay.
1285 (addhi3 split): Reject split if the insn is handled by
1287 * config/m68hc11/m68hc11.c (m68hc11_split_move): For 68HC12 the
1288 push must be handled in a special way if the source operand uses
1289 sp as index register.
1290 (m68hc11_notice_keep_cc): New function.
1291 (m68hc11_gen_movhi): Use it when an insn changes a register but
1293 (m68hc11_gen_movqi): Fix move for 68HC12.
1294 * config/m68hc11/m68hc11-protos.h (m68hc11_notice_keep_cc): Declare.
1296 2001-05-03 Stephane Carrez <Stephane.Carrez@worldnet.fr>
1298 * config/m68hc11/m68hc11.c (m68hc11_emit_libcall): Use LCT_CONST
1299 and don't pass operands[0] to emit_library_call_value.
1301 2001-05-03 Stephane Carrez <Stephane.Carrez@worldnet.fr>
1303 * config/m68hc11/m68hc11.md (tsthi_1): Use cpd for 68HC12.
1304 (zero_extendsi split): Simplify and use (zero_extendhi).
1305 (*addhi3): Remove 'w' constraint since stack pointer is handled
1307 (*ashlhi3_2): Operand 2 is clobbered use '+' for its constraint.
1308 (*ashlhi3, *ashrhi3, *lshrhi3): Likewise.
1309 (*ashrhi3_const): Fix shift by 7.
1310 (*lshrsi3_const16): Fix template.
1311 (call, call_value): Fix constraint and predicate.
1313 2001-05-03 Stephane Carrez <Stephane.Carrez@worldnet.fr>
1315 * config/m68hc11/m68hc11.md (X_REGNUM, D_REGNUM): New constant.
1316 (Y_REGNUM, SP_REGNUM, PC_REGNUM, A_REGNUM, B_REGNUM): Likewise.
1317 (CC_REGNUM): Likewise.
1318 (*unnamed splits): Use above constants instead of hard coded numbers.
1319 (*adcq, *subcq, *addsi_carry, *rotlqi3_with_carry): Likewise.
1320 (*rotlhi3_with_carry, *rotrhi3_with_carry): Likewise.
1321 (*return_16bit, *unnamed peepholes): Likewise.
1323 2001-05-03 David O'Brien <obrien@FreeBSD.org>
1325 * config.gcc(rs6000-ibm-aix|powerpc-ibm-aix): Do not include
1326 rs6000/rs6000.h twice.
1328 2001-05-03 Mark Elbrecht <snowball3@bigfoot.com>
1330 * config/i386/djgpp.h (CPP_PREDEFINES): Define __GO32__.
1331 (CPP_SPEC): Conditionally define MSDOS and GO32.
1332 (SUBTARGET_SWITCHES): Ignore -mbnu210 and -mno-bnu210.
1333 (SUBTARGET_OVERRIDE_OPTIONS): Warn that -mbnu210 and -mno-bnu210 are
1335 (SUPPORTS_WEAK, SUPPORTS_ONE_ONLY): Remove.
1337 2001-05-03 Alexandre Oliva <aoliva@redhat.com>
1339 * config/mn10300/mn10300.md: Sign-extend GEN_INT operands.
1341 2001-05-03 Mark Mitchell <mark@codesourcery.com>
1343 * integrate.h (struct inline_remap): Add leaf_reg_map table.
1344 * integrate.c (expand_inline_function): Use xcalloc to allocate
1346 (copy_rtx_and_substitute): Use the leaf_reg_map for leaf
1349 2001-05-03 Mark Mitchell <mark@codesourcery.com>
1351 * c-dump.c (dequeue_and_dump): Don't look at DECL_ASSEMBLER_NAME
1354 2001-05-03 Alexandre Oliva <aoliva@redhat.com>
1356 * config/mn10300/mn10300.h (LINK_SPEC): Pass --relax to the
1357 linker if -mrelax is given.
1358 (TARGET_SWITCHES): Document -mrelax.
1360 Re-installed 2001-01-09's patch:
1361 * hwint.h (HOST_BITS_PER_WIDE_INT, HOST_WIDE_INT): Use long long
1362 if it's wider than long and the target's long is wider than the
1365 2001-05-02 David O'Brien <obrien@FreeBSD.org>
1367 * config.gcc, config/rs6000/aix51.h, config/rs6000/mach.h: Do not
1368 directly include rs6000/rs6000.h. Instead do it in tm.h.
1370 2001-05-02 Stan Shebs <shebs@apple.com>
1372 * objc/objc-act.c (STRING_OBJECT_CLASS_NAME): Default to
1373 NSConstantString for NeXT-style runtimes.
1374 (STRING_OBJECT_GLOBAL_NAME): New macro.
1375 (enum objc_tree_index): Add values OCTI_CNST_STR_GLOB_ID and
1376 OCTI_STRING_CLASS_DECL.
1377 (constant_string_global_id): New macro.
1378 (string_class_decl): Ditto.
1379 (setup_string_decl): New function.
1380 (build_objc_string_object): Use it to build a NeXT runtime
1381 compatible string initializer.
1383 2001-05-02 Jakub Jelinek <jakub@redhat.com>
1385 * tradcpp.c (do_define): Make sure we don't walk past limit.
1387 2000-05-01 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
1389 * config/rs6000/rs6000.c (rs6000_legitimate_address): Allow any stack
1390 offsets if not REG_OK_STRICT.
1392 * config/rs6000/rs6000.h (REG_OK_STRICT_FLAG): New macro.
1393 (INT_REG_OK_FOR_INDEX_P): Likewise.
1394 (INT_REG_OK_FOR_BASE_P): Likewise.
1395 (REG_OK_FOR_INDEX_P): Use INT_REG_OK_FOR_INDEX_P.
1396 (REG_OK_FOR_BASE_P): Use INT_REG_OK_FOR_BASE_P.
1397 (LEGITIMATE_OFFSET_ADDRESS_P): Use INT_REG_OK_FOR_INDEX_P and
1398 INT_REG_OK_FOR_BASE_P instead of REG_OK_FOR_INDEX_P and
1399 REG_OK_FOR_BASE_P. Take an additional parameter.
1400 (LEGITIMATE_INDEXED_ADDRESS_P): Likeewise.
1401 (LEGITIMATE_INDIRECT_ADDRESS_P): Likewise.
1402 (LEGITIMATE_LO_SUM_ADDRESS_P): Likewise.
1403 (GO_IF_LEGITIMATE_ADDRESS): Move code into new function
1404 rs6000_legitimate_address() and use it.
1405 * config/rs6000/rs6000.c: Update all callers.
1406 (rs6000_legitimate_address): New function.
1408 2001-05-02 David Edelsohn <edelsohn@gnu.org>
1410 * config/rs6000/rs6000.c (rs6000_emit_move): Merge
1411 special_constant conditional blocks together.
1413 2001-05-02 Dale Johannesen <dalej@apple.com>
1415 * config/rs6000/rs6000.h (RS6000_ARG_SIZE): Remove unused NAMED
1417 (STRICT_ARGUMENT_NAMING): Define.
1418 * config/rs6000/rs6000.c (function_arg_advance, function_arg,
1419 function_arg_partial_nregs, setup_incoming_varargs): Remove
1420 args logic which depends on "named" now that STRICT_ARGUMENT_NAMING
1423 Wed May 2 13:09:36 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1425 * config/i386/i386.h (FUNCTION_BOUNDARY): Result is unsigned.
1427 * function.c (fixup_var_regs_1, case SUBREG): Use promoted mode
1430 * expr.c (store_field): Do nothing except elaborate side-effects if
1433 2001-05-02 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1435 * c-lex.c: NULL_PTR -> NULL.
1437 * emit-rtl.c: Likewise.
1439 * genpeep.c: Likewise.
1441 * mips-tdump.c: Likewise.
1442 * reload1.c: Likewise.
1443 * rtlanal.c: Likewise.
1445 * stor-layout.c: Likewise.
1446 * toplev.c: Likewise.
1448 2001-05-01 Per Bothner <per@bothner.com>
1450 * expr.c (expand_expr): When compiling LABELED_BLOCK_EXPR,
1451 call do_pending_stack_adjust before emiting label.
1453 2001-05-01 Mark Mitchell <mark@codesourcery.com>
1455 * extend.texi: Fix typo.
1457 2001-05-01 Stan Shebs <shebs@apple.com>
1459 * objc/objc-act.c (build_module_descriptor): Clear DECL_CONTEXT
1460 of UOBJC_MODULES_decl.
1461 (generate_strings): Clear DECL_CONTEXT of new decl nodes.
1462 (generate_descriptor_table): Ditto.
1463 (generate_protocols): Ditto.
1464 (generate_protocol_list): Ditto.
1465 (generate_classref_translation_entry): Ditto.
1467 2001-05-01 Jeffrey Oldham <oldham@codesourcery.com>
1469 * invoke.texi (Optimize Options): Add documentation for `--param
1470 max-delay-slot-insn-search' and `--param
1471 max-delay-slot-live-search' and reorder --param section.
1472 * params.def: Modify initial comment.
1473 * params.h (param_info): Add `help' member.
1474 * toplev.c (lang_independent_params): Include `help' description.
1475 (display_help): Print --param parameters.
1477 2001-05-01 Zack Weinberg <zackw@stanford.edu>
1479 * config.gcc: Don't default xmake_file to ${cpu_type}/x-${cpu_type}.
1480 Remove references to deleted files.
1481 (*-*-openbsd): No need to override xmake_file.
1482 (*-*-sysv4): Treat like *-*-sysv.
1484 * configure.in: Probe for ldopen in various places, and set up
1485 collect2 to be linked with them if found.
1486 Don't dink with Windows registry stuff unless $host_os is a
1487 Win32 os name. Check to see if we need -ladvapi32.
1488 * configure: Regenerate.
1490 * Makefile: Get rid of CLIB and HOST_CLIB.
1491 Substitute in COLLECT2_LIBS and link collect2 against its contents.
1492 * build-make: Get rid of HOST_CLIB.
1494 * config/a29k/x-unix, config/alpha/x-osf, config/i386/x-aix,
1495 config/i386/x-osfrose, config/m68k/x-dpx2, config/mips/x-iris3,
1496 config/mips/x-mips, config/mips/x-osfrose, config/mips/x-sony,
1497 config/mips/x-sysv, config/rs6000/x-aix31, config/rs6000/x-aix41,
1498 config/rs6000/x-rs6000: Delete.
1500 * config/i386/x-cygwin, config/m68k/t-aux, config/mips/x-iris:
1503 24 x-host fragments remain, 0 x-cpu, 3 top level.
1505 2001-05-01 Zack Weinberg <zackw@stanford.edu>
1507 * aclocal.m4 (gcc_AC_C_CHAR_BIT): Correct test program.
1508 * configure: Regenerate.
1510 2001-05-01 Angela Marie Thomas <angela@cygnus.com>
1512 * Makefile.in (install-headers): Remove redundant dependency.
1514 2001-05-01 Nathan Sidwell <nathan@codesourcery.com>
1516 * c-tree.texi (USING_STMT): Document.
1518 2001-05-01 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1520 * bitmap.c: Change NULL_PTR to NULL or "(rtx*)0".
1521 * c-common.c: Likewise.
1522 * c-decl.c: Likewise.
1523 * combine.c: Likewise.
1524 * rs6000.c: Likewise.
1525 * except.c: Likewise.
1526 * explow.c: Likewise.
1528 * fold-const.c: Likewise.
1529 * function.c: Likewise.
1532 * integrate.c: Likewise.
1534 * objc/objc-act.c: Likewise.
1535 * recog.c: Likewise.
1536 * reg-stack.c: Likewise.
1537 * reload.c: Likewise.
1538 * reload1.c: Likewise.
1539 * simplify-rtx.c: Likewise.
1541 * varasm.c: Likewise.
1543 2001-05-01 Gabriel Dos Reis <gdr@codesourcery.com>
1545 * diagnostic.def: New file.
1546 * diagnostic.h (diagnostic_t): New enum.
1547 * Makefile.in (diagnostic.o): Depend on diagnostic.def
1549 2001-04-30 Zack Weinberg <zackw@stanford.edu>
1551 * tsystem.h: Test only POSIX for availability of string.h
1553 * config.gcc (all systems): If USG appeared in xm_defines,
1554 change it to POSIX. If both USG and POSIX appeared, just
1555 delete USG. Remove unnecessary quotes around xm_defines
1557 (m68k-crds-unos*): Don't #define unos - tested nowhere.
1558 (m68k-apple-aux*): Don't #define AUX - tested nowhere.
1559 (alpha*-*-linux*ecoff*, powerpc-*-linux*libc1,
1560 powerpc-*-linux*): No need to set xm_defines - handled by
1561 global settings for *-*-linux*.
1563 2001-04-30 Zack Weinberg <zackw@stanford.edu>
1565 * dbxout.c, mips-tfile.c, config/mips/mips.c, xcoffout.c:
1566 Always include gstab.h, not system stab.h. Don't provide
1567 default definitions of N_CATCH or N_OPT. Always use the
1568 gstab.h variant of STAB_CODE_TYPE.
1569 * final.c: Don't include stab.h/gstab.h at all, or provide
1570 defaults for N_SLINE and N_SOL.
1572 * xcoffout.c: Can assume N_MAIN, N_DSLINE, N_BSLINE, N_BINCL,
1573 N_EINCL, N_EXCL, N_M2C, N_SCOPE, N_CATCH, and N_OPT are
1575 * sdbout.c: Always include gsyms.h instead of system syms.h.
1577 * configure.in: No need to check for stab.h.
1578 * configure, config.in: Regenerate.
1579 * Makefile.in (final.o): Don't depend on gstab.h.
1581 2001-04-30 Mark Mitchell <mark@codesourcery.com>
1582 Richard Henderson <rth@redhat.com>
1584 * extend.texi: Improve documentation of volatile asms.
1586 2001-04-30 Mark Mitchell <mark@codesourcery.com>
1588 * c-tree.texi: Fix thinko.
1589 * gcc.texi: Likewise.
1591 2001-04-30 Richard Henderson <rth@redhat.com>
1593 * c-common.c (c_promoting_integer_type_p): New function, from the
1594 corpse of old macro. Properly promote too-small enumerations and
1595 booleans. Adjust all callers.
1596 * c-common.h (C_PROMOTING_INTEGER_TYPE_P): Remove.
1597 (c_promoting_integer_type_p): Declare.
1598 * c-decl.c: Adjust C_PROMOTING_INTEGER_TYPE_P invocations.
1599 * c-typeck.c: Likewise.
1600 (default_conversion): Remove now redundant boolean check.
1602 2001-04-30 Jan Hubicka <jh@suse.cz>
1603 Richard Henderson <rth@redhat.com>
1605 * regmove.c (try_apply_stack_adjustment): Remove now redundant
1607 (combine_stack_adjustments_for_block): Don't combine stack
1608 allocation followed by deallocations. Handle grow-up stacks.
1610 2001-04-30 Mark Mitchell <mark@codesourcery.com>
1612 * fdl.texi: New file.
1613 * c-tree.texi: Use the GFDL.
1614 * gcc.texi: Likewise.
1616 2001-04-30 Stan Shebs <shebs@apple.com>
1618 * invoke.texi: Add a section documenting Objective-C options.
1620 2001-04-27 Andrew Haley <aph@cambridge.redhat.com>
1622 * emit-rtl.c (try_split): Copy EH notes to sequence.
1624 2001-04-30 Mark Mitchell <mark@codesourcery.com>
1626 * regmove.c (record_stack_memrefs): Catch all references to the
1629 2001-04-29 Toomas Rosin <toomas at ns dot tklabor dot ee>
1631 * Makefile.in (stmp-fixinc): quote shell assignment values
1633 2001-04-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1635 * c-aux-info.c: NULL_PTR->NULL in calls to `concat'.
1639 * prefix.c: Likewise.
1641 2001-04-28 Stan Shebs <shebs@apple.com>
1643 * objc/objc-act.c (handle_class_ref): Rewrite to flush target
1644 specific code and use new macro ASM_DECLARE_UNRESOLVED_REFERENCE.
1645 * config/darwin.h (ASM_DECLARE_UNRESOLVED_REFERENCE): Define.
1646 * tm.texi (ASM_DECLARE_UNRESOLVED_REFERENCE): Document.
1648 * config/darwin.h (STANDARD_EXEC_PREFIX): Don't define.
1649 (NEXT_OBJC_RUNTIME): Define.
1651 Sat Apr 28 21:02:58 CEST 2001 Jan Hubicka <jh@suse.cz>
1653 * rtl.h (simplify_gen_relational): Add cmp_mode parameter.
1654 * simplify-rtx.c (simplify_gen_relational): Likewise.
1656 * simplify-rtx.c (simplify_replace_rtx): Handle relationals and MEMs.
1658 * i386.h (VALID_SSE_REG_MODE): Accept MMX modes if SSE2
1659 * i386.md (movsi_1, movdi2, movdi_1_rex64): Handle SSE2 moves.
1661 * i386.md (negsf2, negdf2, abssf2, absdf2): Force operands to
1662 registers in SSE case; fix handling of the immediates.
1663 (negsf2_ifs, abssf2_ifs): Tweak constraints; require
1664 operands to be in regsiters before reload.
1665 (negdf2_ifs, absdf2_ifs): Likewise; disable for 64bit
1666 (negdf2_ifs_rex64, absdf2_ifs_rtx64): New.
1667 (abstf,absxf,negtf,negxf splitters): Compute
1668 properly the regnum for x86_64.
1669 (avsdf2_if_rex64): New.
1671 Sat Apr 28 10:36:23 2001 Jeffrey A Law (law@cygnus.com)
1673 * flow.c (propagate_block_delete_insn): Handle deletion of ADDR_VEC
1674 and ADDR_DIFF_VEC insns when the proceeding CODE_LABEL was put
1675 into the constant pool.
1676 * jump.c (jump_optimize_1): Remove barrier successors after all
1677 the LABEL_NUSES counds have been computed.
1678 (delete_barrier_successors): When deleting a tablejump insn, also
1679 delete the jump table it uses.
1680 * varasm.c (force_const_mem): Set LABEL_PRESERVE_P when forcing a
1683 2001-04-28 Martin Kalen <martin.kalen@todaysystems.com.au>
1685 * pa.c (FRP): Remove erroneous white space in macro definition.
1687 2001-04-28 Andreas Jaeger <aj@suse.de>
1689 * invoke.texi: Use XX-bit instead of XXbit or XX bit where
1691 * extend.texi: Likewise.
1692 * tm.texi: Likewise.
1694 2001-04-28 Andreas Jaeger <aj@suse.de>
1696 * md.texi: Use XX-bit instead of XXbit or XX bit where
1699 2001-04-28 Jens Schweikhardt <schweikh@schweikhardt.net>
1701 * gcc.c (process_command): Allow -l lib in addition to -llib
1702 for POSIX compliance. This fixes PR c/2347.
1704 * invoke.texi: Update section on Link Options accordingly.
1706 2001-04-27 Zack Weinberg <zackw@stanford.edu>
1708 * function.c (purge_addressof_1): Remove the duplicate
1709 if (code == SET) block. Fold the two if (code == ADDRESSOF)
1712 2001-04-28 Jason Merrill <jason_merrill@redhat.com>
1714 * except.c (expand_eh_region_start): Don't start a new block.
1715 (expand_eh_region_end): Don't end a block.
1716 * stmt.c (expand_end_bindings): Don't end EH blocks.
1717 (expand_decl_cleanup): Starting an EH region won't change the block.
1718 (mark_block_as_eh_region, mark_block_as_not_eh_region): Lose.
1719 (is_eh_region): Lose.
1722 2001-04-27 Jeffrey Oldham <oldham@codesourcery.com>
1724 * except.c (expand_eh_region_end_cleanup): word_mode, not Pmode.
1726 * collect2.c (main): Add `-L' case to remove duplicate entries.
1727 (is_in_args): New function to check for a duplicate argument.
1728 * defaults.h (LINK_ELIMINATE_DUPLICATE_LDIRECTORIES): New macro.
1729 * tm.texi (LINK_ELIMINATE_DUPLICATE_LDIRECTORIES): New documentation.
1730 * config/mips/iris6.h (LINK_ELIMINATE_DUPLICATE_LDIRECTORIES):
1731 Define to be nonzero.
1733 2001-04-27 Andreas Jaeger <aj@suse.de>
1734 Richard Henderson <rth@redhat.com>
1736 * md.texi (Machine Constraints): Document additional i386
1737 constraints and fix description of "A".
1739 Fri Apr 27 10:43:49 2001 Jeffrey A Law (law@cygnus.com)
1741 * tm.texi (TARGET_MEM_FUNCTIONS): Update text.
1743 2001-04-27 Jason Merrill <jason_merrill@redhat.com>
1745 * except.c (get_exception_filter): word_mode, not Pmode.
1747 2001-04-26 Geoffrey Keating <geoffk@redhat.com>
1749 * config/sparc/sparc.md (movsf_no_f_insn): Add more alternatives
1750 common to other movsf patterns. Move up so that in future
1751 people who change the other patterns will change it too.
1752 (movsf_lo_sum): Allow even for soft-float; add appropriate
1754 (movsf_high): Likewise.
1755 (movsf_high+1): Allow even for soft-float.
1757 * function.c (expand_function_end): Always clobber the
1758 return registers, even if there is no return label.
1760 Thu Apr 26 20:28:21 CEST 2001 Jan Hubicka <jh@suse.cz>
1762 * (ix86_expand_fp_movcc): Re-enable SSE conditional move generation.
1764 Thu Apr 26 19:20:28 CEST 2001 Jan Hubicka <jh@suse.cz>
1766 * i386.md (abs/neg splitter): Fix calculation of sign bit for TFmodes
1767 (pushqi2_rex64, pushhi2_rex64): Add.
1769 2001-04-26 Andrew Haley <aph@cambridge.redhat.com>
1771 * except.c (expand_eh_region_end_cleanup): Force pending stack
1772 adjust before emitting label that branches around cleanup code.
1774 2001-04-26 H.J. Lu (hjl@gnu.org)
1776 * config.gcc (mips*-*-linux*): Add elfos.h to tm_file.
1778 * config/mips/ecoff.h (STARTFILE_SPEC): Undefine before
1780 * config/mips/elf64.h (MAX_OFILE_ALIGNMENT): Likewise.
1781 (ASM_OUTPUT_SECTION_NAME): Likewise.
1782 (ASM_WEAKEN_LABEL): Likewise.
1783 (UNIQUE_SECTION): Likewise.
1784 (ASM_OUTPUT_CONSTRUCTOR): Likewise.
1785 (ASM_OUTPUT_DESTRUCTOR): Likewise.
1786 * config/mips/elf.h (MAX_OFILE_ALIGNMENT): Likewise.
1787 (ASM_OUTPUT_SECTION_NAME): Likewise.
1788 (ASM_WEAKEN_LABEL): Likewise.
1789 (UNIQUE_SECTION): Likewise.
1790 (ASM_OUTPUT_CONSTRUCTOR): Likewise.
1791 (ASM_OUTPUT_DESTRUCTOR): Likewise.
1792 * config/mips/linux.h (HANDLE_SYSV_PRAGMA): Likewise.
1793 * config/mips/mips.h (DBX_CONTIN_LENGTH): Likewise.
1794 (ASM_FILE_START): Likewise.
1795 (ASM_OUTPUT_SOURCE_LINE): Likewise.
1796 (ASM_DECLARE_OBJECT_NAME): Likewise.
1797 (ASM_FILE_END): Likewise.
1798 (ASM_DECLARE_FUNCTION_NAME): Likewise.
1799 (ASM_OUTPUT_INTERNAL_LABEL): Likewise.
1800 (ASM_GENERATE_INTERNAL_LABEL): Likewise.
1801 (ASM_OUTPUT_CASE_LABEL): Likewise.
1802 (ASM_OUTPUT_SKIP): Likewise.
1803 (ASM_OUTPUT_ASCII): Likewise.
1804 (ASM_OUTPUT_IDENT): Likewise.
1805 (READONLY_DATA_SECTION): Likewise.
1806 (EXTRA_SECTIONS): Likewise.
1807 (EXTRA_SECTION_FUNCTIONS): Likewise.
1808 (SELECT_RTX_SECTION): Likewise.
1809 (SELECT_SECTION): Likewise.
1811 * config/mips/linux.h (INVOKE__main): Undefine.
1812 (CTOR_LIST_BEGIN): Likewise.
1813 (CTOR_LIST_END): Likewise.
1814 (DTOR_LIST_BEGIN): Likewise.
1815 (DTOR_LIST_END): Likewise.
1816 (SET_ASM_OP): Defined it to ".dummy".
1817 (ASM_OUTPUT_DEF): Defined.
1818 (ASM_OUTPUT_DEFINE_LABEL_DIFFERENCE_SYMBOL): Defined.
1820 2001-04-26 Nick Clifton <nickc@cambridge.redhat.com>
1822 * config/arm/arm.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Define, if the
1823 assembler supports .p2align.
1825 2001-04-26 Nathan Sidwell <nathan@codesourcery.com>
1827 * c-lex.c (c_lex): Remove # from %o diagnostic formatting.
1829 2001-04-26 Jakub Jelinek <jakub@redhat.com>
1831 * integrate.c (expand_inline_function): Check for error_mark_node
1834 2001-04-26 Jakub Jelinek <jakub@redhat.com>
1836 * config/i386/i386.h (CC1_CPU_SPEC): Fix deprecation warnings for
1839 2001-04-26 Alexandre Oliva <aoliva@redhat.com>
1841 * configure.in (configargs.h): Define thread_model.
1842 * configure: Rebuilt.
1843 * gcc.c (main): Print it with -v.
1845 2001-04-25 Joseph S. Myers <jsm28@cam.ac.uk>
1847 * invoke.texi: Document -Wmissing-braces, -dumpspecs,
1848 -dumpmachine, -dumpversion, -fmem-report and -ftime-report.
1849 * gcc.1: Regenerate.
1851 2001-04-25 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
1853 * dwarfout.c (is_pseudo_reg, type_main_variant, is_tagged_type,
1854 is_redundant_typedef): Use static inline instead of inline static.
1856 Wed Apr 25 18:21:01 2001 Christopher Faylor <cgf@cygnus.com>
1858 * config/i386/cygwin.h: Move W32API search to LINK_SPEC to ensure that
1859 this directory is always searched.
1861 2001-04-25 Richard Henderson <rth@redhat.com>
1863 * config/i386/i386.c (ix86_expand_epilogue): Properly compute size
1864 of registers to restore along non eh_return path.
1866 2001-04-25 Jakub Jelinek <jakub@redhat.com>
1868 * c-format.c (check_format_info_recurse): Handle
1869 PLUS_EXPR for format string.
1871 2001-04-25 Jakub Jelinek <jakub@redhat.com>
1873 * config/ia64/ia64.h (CC1_SPEC): Define.
1874 * config/ia64/linux.h (CC1_SPEC): Define.
1876 Wed Apr 25 17:09:50 2001 J"orn Rennecke <amylaar@redhat.com>
1878 * emit-rtl.c (constant_subword): Also do sign extension in
1879 BITS_PER_WORD == 16 case.
1881 2001-04-25 Jason Merrill <jason_merrill@redhat.com>
1883 * loop.c (try_swap_copy_prop): Go back to checking insn.
1885 2001-04-25 Jakub Jelinek <jakub@redhat.com>
1887 * emit-rtl.c (subreg_hard_regno): Only do HARD_REGNO_MODE_OK check
1888 if check_mode is non-zero.
1890 2001-04-25 Jakub Jelinek <jakub@redhat.com>
1892 * config/i386/i386.c (ix86_expand_int_movcc): If overlap between
1893 out and comparison sequence has been detected, put result into
1894 proper temporary pseudo.
1896 2001-04-24 Zack Weinberg <zackw@stanford.edu>
1898 * Makefile.in (LIB2FUNCS): Remove _varargs and __dummy.
1899 * libgcc-std.ver: Remove __builtin_saveregs, __dummy, and __empty.
1900 * libgcc2.c: Remove __dummy and __builtin_saveregs.
1901 * libgcc2.h: Don't prototype __builtin_saveregs or __dummy.
1902 * config/i860/varargs.asm: New file - preserve i860 __builtin_saveregs
1903 for future reference.
1905 2001-04-24 Jason Merrill <jason_merrill@redhat.com>
1907 * except.c (reachable_handlers): Step out one level from a RESX.
1909 * except.c (struct eh_region): Rename 'last' to 'resume'.
1910 (mark_eh_region, duplicate_eh_region_1): Adjust.
1911 (expand_eh_region_end_cleanup): Remember the jump, not the barrier.
1912 (build_post_landing_pads): Likewise.
1913 (expand_end_catch, expand_eh_region_end_allowed): Don't set it.
1914 (expand_eh_region_end_must_not_throw): Likewise.
1915 (connect_post_landing_pads): Thread (only) regions with non-deleted
1918 * except.c (expand_eh_region_end_cleanup): Save the EH return data
1919 registers around the cleanup.
1920 (get_exception_filter): New fn.
1921 (finish_eh_generation): Use it.
1923 2001-04-24 Nathan Sidwell <nathan@codesourcery.com>
1925 * c-semantics.c (add_scope_stmt): Don't call
1926 current_scope_stmt_stack multiple times.
1928 2001-04-24 Zack Weinberg <zackw@stanford.edu>
1929 Nathan Sidwell <nathan@codesourcery.com>
1931 Lazy __FUNCTION__ generation.
1932 * c-common.h (RID_FUNCTION_NAME, RID_PRETTY_FUNCTION_NAME,
1933 RID_C99_FUNCTION_NAME): New _RIDs.
1934 (CTI_FUNCTION_ID, CTI_PRETTY_FUNCTION_ID, CTI_FUNC_ID): Remove.
1935 (CTI_FUNCTION_NAME_DECL, CTI_PRETTY_FUNCTION_NAME_DECL,
1936 CTI_C99_FUNCTION_NAME_DECL, CTI_SAVED_FUNCTION_NAME_DECLS): New
1938 (function_id_node, pretty_function_id_node, func_id_node): Remove.
1939 (c99_function_name_decl_node, function_name_decl_node,
1940 pretty_function_name_decl_node, saved_function_name_decls):
1942 (struct language_function): Remove x_function_name_declared_p.
1943 (make_fname_decl): Remove a parameter.
1944 (declare_function_names): Remove prototype.
1945 (start_fname_decls, finish_fname_decls): Prototype.
1946 (fname_as_string): Likewise.
1947 (fname_string, fname_decl): Likewise.
1948 * c-common.c (make_fname_decl): Adjust.
1949 (struct fname_var_t): New struct.
1950 (fname_vars): New static array.
1951 (declare_function_name): Remove.
1952 (start_fname_decls, finish_fname_decls): New functions.
1953 (fname_as_string): New function from remnants of
1954 declare_function_name.
1955 (fname_string, fname_decl): New functions.
1957 * c-decl.c (c_function_name_declared_p): Remove.
1958 (init_decl_processing): Don't generate __FUNCTION__ et al ids,
1959 don't call declare_function_name. Call start_fname_decls.
1960 (c_make_fname_decl): Adjust parameters. Generate the name. Don't
1961 clobber the line number. Call finish_decl.
1962 (start_function): Call start_fname_decls.
1963 (finish_function): Call finish_fname_decls.
1964 Remove c_function_name_declared_p.
1965 (push_c_function_context): Don't push c_function_name_declared_p.
1966 (pop_c_function_context): Don't pop c_function_name_declared_p.
1967 (c_begin_compound_stmt): Don't check c_function_name_declared_p.
1968 * c-parse.in (STRING_FUNC_NAME, VAR_FUNC_NAME): New tokens.
1969 (program): Call finish_fname_decls for C.
1970 (primary): Add VAR_FUNC_NAME.
1971 (reswords): Add slots for __FUNCTION__ et al.
1972 (rid_to_yy): Add mappings for __FUNCTION__ et al.
1973 (yylexname): If it's a STRING_FUNC_NAME generate the function name
1974 now. Don't look for VAR_DECLs containing __FUNCTION__ et al.
1975 * c-semantics.c (prune_unused_decls): Remove.
1976 (finish_stmt_tree): Don't call prune_unused_decls.
1977 (genrtl_decl_stmt): Don't prune unused decls here.
1979 2001-04-24 Nick Clifton <nickc@cambridge.redhat.com>
1981 * dwarf2out.c (mem_loc_descriptor): If a SYMBOL_REF is in the
1982 constant pool, use the pool's SYMBOL_REF instead.
1984 * config/v850/v850.h (STRICT_ALIGNMENT): Always set, even for the
1987 2001-04-23 Joseph S. Myers <jsm28@cam.ac.uk>
1989 * c-convert.c (convert): When converting to a BOOLEAN_TYPE, avoid
1990 passing nested NOP_EXPRs to fold.
1992 Mon Apr 23 14:32:12 CEST 2001 Jan Hubicka <jh@suse.cz>
1994 * reg-stack.c (emit_swap_insn): Do not get pass CALL_INSNs.
1996 2001-04-22 Mark Mitchell <mark@codesourcery.com>
1998 * loop.c (loop_delete_insns): Add prototype.
2000 2001-04-23 Phil Edwards <pme@sources.redhat.com>
2002 * configure.in: Remove ENABLE_STD_NAMESPACE.
2003 * config.in: Regenerated.
2004 * configure: Regenerated.
2006 2001-04-22 Stan Shebs <shebs@apple.com>
2008 * config.gcc (powerpc-*-darwin*): Move the flag in xm-darwin.h
2010 * config/rs6000/xm-darwin.h: Remove file.
2012 2001-04-22 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2014 * collect2.c (main): Use concat in lieu of xmalloc/sprintf.
2015 (write_c_file_stat): Likewise.
2017 * dbxout.c (dbxout_init): Likewise.
2019 * profile.c (output_func_start_profiler): Likewise.
2021 2001-04-22 Philipp Thomas <pthomas@suse.de>
2023 * ABOUT-GCC-NLS: Now that gettext 0.10.37 is out,
2024 require it instead of the CVS version.
2025 * cpperror.c (v_message): Put a blank before the macro
2026 body to not confuse exgettext.
2028 2001-04-21 Mark Mitchell <mark@codesourcery.com>
2030 * flow.c (proagate_one_insn): Remove useless assignment.
2031 * jump.c (delete_insn): Tidy.
2032 * loop.c (try_copy_prop): When deleting an instruction with a
2033 REG_RETVAL note, delete the entire libcall sequence.
2034 (loop_delete_insns): New function.
2035 * unroll.c (initial_reg_note_copy): Copy INSN_LIST notes, even if
2036 we're not substituting into them yet.
2038 2001-04-21 Kazu Hirata <kazu@hxi.com>
2040 * config/h8300/h8300.c (general_operand_src): Fix a comment typo.
2042 * config/sparc/sparc.c (sparc_flat_eligible_for_epilogue_delay):
2044 * config/i960/i960.c (signed_arith_operand): Likewise.
2046 * calls.c (expand_call): Fix a comment typo.
2048 2001-04-20 Zack Weinberg <zackw@stanford.edu>
2050 * configure.in: Probe for times, clock, struct tms, and clock_t.
2051 * configure, config.in: Regenerate.
2052 * timevar.c: Replace ifdef forest in get_time with (relatively)
2053 straightforward series of checks based on autoconf's probes.
2055 Fri Apr 20 12:24:50 2001 Jeffrey A Law (law@cygnus.com)
2057 * config/pa/som.h (NM_FLAGS): Define.
2059 2001-04-20 Bernd Schmidt <bernds@redhat.com>
2061 * ia64.h (MD_SCHED_REORDER, MD_SCHED_REORDER2): Pass CLOCK to called
2063 * ia64-protos.h (ia64_sched_reorder): Additional arg for clock.
2064 * ia64.c (nop_cycles_until): New function.
2065 (prev_cycle, prev_first, last_issued): New static variables.
2066 (ia64_sched_reorder): Additional arg for clock.
2067 On final scheduling pass, emit extra NOPs as needed.
2068 Set prev_first and prev_cycle.
2069 (ia64_sched_reorder2): Pass clock arg down to ia64_sched_reorder.
2070 (ia64_variable_issue): Set last_issued.
2072 2001-04-20 Alexandre Oliva <aoliva@redhat.com>
2074 * config/i386/i386.c (ix86_expand_int_movcc,
2075 ix86_expand_strlensi_unroll_1): Sign-extend CONST_INTs.
2077 2001-04-20 Geoff Keating <geoffk@redhat.com>
2079 * config/rs6000/rs6000.md (ctrsi_internal1, ctrsi_internal2,
2080 ctrsi_internal3, ctrsi_internal4, ctrsi_internal5,
2081 ctrsi_internal6, ctrdi_internal1, ctrdi_internal2,
2082 ctrdi_internal3, ctrdi_internal4, ctrdi_internal5,
2083 ctrdi_internal6): In the short-branch case, this insn is only 4
2084 bytes long. Reported by Reza Yazdani <reza@apple.com>.
2086 2001-04-20 Jakub Jelinek <jakub@redhat.com>
2088 * reg-stack.c (check_asm_stack_operands): Issue error if "=t" resp.
2089 "=u" is used together with "st" resp. "st(1)" clobber.
2091 2001-04-20 Jakub Jelinek <jakub@redhat.com>
2093 * gcse.c (gcse_main): Fix comment typo.
2094 (delete_null_pointer_check): Likewise.
2095 (hash_scan_set): Don't consider sets with REG_EQUIV MEM notes.
2096 * cse.c (cse_insn): Likewise.
2097 * function.c (fixup_var_refs_insns_with_hash): The sequence is
2100 2001-04-19 Zack Weinberg <zackw@stanford.edu>
2102 * toplev.c: Excise all code for the undocumented -dm option.
2103 (float_signal): Call signal just once, unconditionally.
2105 2001-04-19 Geoff Keating <geoffk@redhat.com>
2107 * fold-const.c (fold): Use first_rtl_op rather than
2108 TREE_CODE_LENGTH when looping over parameters of a tree.
2109 Correct strange grouping in test for evaluated SAVE_EXPR.
2111 Thu Apr 19 19:15:26 2001 Jeffrey A Law (law@cygnus.com)
2113 * config/pa/pa-linux.h (CPLUSPLUS_CPP_SPEC): Undefine.
2114 * config/pa/pa.h (CPLUSPLuS_CPP_SPEC): Define.
2116 * config/pa/som.h (ASM_OUTPUT_FUNCTION_PREFIX): Truncate subspace
2117 name at 32 total characters.
2118 (ASM_OUTPUT_SECTION_NAME): Similarly. Also, only support placing
2119 functions in named sections -- data items can still go into unique
2120 sections, but they have normal names (ie $LIT$ and $DATA$).
2122 * config/pa/som.h (SUPPORTS_INIT_PRIORITY): SOM does not support
2125 2001-04-19 DJ Delorie <dj@redhat.com>
2127 * config/alpha/vms.h: Change OBJECT_SUFFIX and EXECUTABLE_SUFFIX
2128 to TARGET_OBJECT_SUFFIX and TARGET_EXECUTABLE_SUFFIX.
2129 * config/i386/cygwin.h: Likewise.
2130 * config/i386/mingw32.h: Likewise.
2131 * config/vax/vms.h: Likewise.
2132 * config/i386/djgpp.h: Remove NO_AUTO_EXE_SUFFIX.
2134 * config/alpha/xm-vms.h: Change OBJECT_SUFFIX and EXECUTABLE_SUFFIX
2135 to HOST_OBJECT_SUFFIX and HOST_EXECUTABLE_SUFFIX.
2136 * config/i386/xm-cygwin.h: Likewise.
2137 * config/i386/xm-djgpp.h: Likewise.
2138 * config/i386/xm-mingw32.h: Likewise.
2139 * config/vax/xm-vms.h: Likewise.
2141 * mkdeps.c (deps_add_default_target): Use TARGET_OBJECT_SUFFIX
2142 instead of OBJECT_SUFFIX.
2143 * collect2.c (find_a_file): Look for files matching the extension
2144 HOST_EXECUTABLE_SUFFIX instead of EXECUTABLE_SUFFIX.
2145 * gcc.c (DEFAULT_SWITCH_CURTAILS_COMPILATION): Depend on
2146 TARGET_EXECUTABLE_SUFFIX.
2147 (find_a_file): Use HOST_EXECUTABLE_SUFFIX.
2148 (make_relative_prefix): Likewise.
2149 (convert_filename): Use TARGET_ suffixes throughout. Remove
2151 (process_command): Likewise.
2152 (do_spec_1): Likewise.
2153 * java/lang.c (init_parse): Likewise.
2155 * gcc.texi : Document four new options matching the pattern
2156 (HOST|TARGET)_(OBJECT|EXECUTABLE)_SUFFIX. Remove documentation
2157 for deleted macros OBJECT_SUFFIX and EXECUTABLE_SUFFIX. Remove
2158 documentation for NO_AUTO_EXE_SUFFIX.
2160 2001-04-19 Mark Mitchell <mark@codesourcery.com>
2162 * toplev.h (struct lang_hooks): Allow decode_option to indicate
2163 that language-independent processing should not be done.
2164 * toplev.c (main): Adjust accordingly.
2166 * rtl.texi (jump_insn): Expand on JUMP_LABEL documentation.
2167 * loop.c (load_mems): Handle a NULL JUMP_LABEL for a JUMP_INSN.
2169 * mips.md (reload_outputdi): Require that operand0 be a
2172 2001-04-19 Jakub Jelinek <jakub@redhat.com>
2174 * invoke.texi (-Wshadow): Clarify.
2176 2001-04-18 Mark Mitchell <mark@codesourcery.com>
2178 * loop.c (load_mems): Examine all the instructions in the loop
2179 before concluding that all jumps branch to the first instruction
2182 Wed Apr 18 20:32:03 2001 Christopher Faylor <cgf@cygnus.com>
2184 * config/i386/xm-cygwin.h (CPP_SPEC): Fix typo.
2186 2001-04-18 Jakub Jelinek <jakub@redhat.com>
2188 * cpp.texi (-Wwhite-space): Remove.
2189 (-Wall): -Wall does not imply -Wwhite-space.
2191 2001-04-17 Zack Weinberg <zackw@stanford.edu>
2193 * dbxout.c (dbxout_init): If DBX_OUTPUT_GCC_MARKER is defined,
2194 use it instead of blindly generating a .stabs.
2195 * xcoffout.h: Define DBX_OUTPUT_GCC_MARKER so we put the type
2197 * xcoffout.c: Don't bother defining default for N_CATCH.
2198 (UNKNOWN_STAB): Use internal_error.
2199 (stab_to_sclass): Remove now-unnecessary aborts.
2200 Remove #if 0'ed case N_BROWS. Add #ifdef N_OPT block.
2202 Tue Apr 17 21:41:11 2001 Jeffrey A Law (law@cygnus.com)
2204 * jump.c (mark_all_labels): Canonicalize the tail recursion
2205 label attached to CALL_PLACEHOLDER insns.
2207 2001-04-17 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2209 * output.h (dump_flow_info, free_basic_block_vars,
2210 which_alternative): Delete redundant prototypes.
2212 * rtl.h (bss_section): Likewise.
2214 2001-04-17 Loren J. Rittle <ljrittle@acm.org>
2216 * dbxout.c (N_OPT): Define if not available from <stab.h>
2218 2001-04-17 John David Anglin <dave@hiauly1.hia.nrc.ca>
2220 * vax.h (PROMOTE_PROTOTYPES): Define for compatibility with system
2221 libraries and native K&R compilers.
2223 2001-04-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2225 * c-typeck.c (convert_arguments): Don't check for width changes
2228 * invoke.texi (-Wtraditional): Update documentation.
2230 2001-04-16 Zack Weinberg <zackw@stanford.edu>
2232 * toplev.c (output_lang_identify): Delete.
2233 (compile_file): Don't call ASM_IDENTIFY_GCC or ASM_IDENTIFY_LANGUAGE.
2234 Don't generate gcc2_compiled. label. Don't emit a nop if profiling.
2235 If IDENT_ASM_OP is defined, emit an .ident "GCC (GNU) <version>"
2236 after calling ASM_FILE_END.
2238 * dbxout.c (dbxout_init): Don't call ASM_IDENTIFY_GCC_AFTER_SOURCE.
2239 Instead, unconditionally emit an N_OPT stab with string equal
2240 to STABS_GCC_MARKER, which defaults to "gcc2_compiled."
2242 * defaults.h: Don't provide default for ASM_IDENTIFY_LANGUAGE.
2244 * config/dbxelf.h, config/freebsd.h, config/nextstep.h,
2245 config/psos.h, config/ptx4.h, config/1750a/1750a.h,
2246 config/alpha/alpha.h, config/alpha/elf.h, config/arc/arc.h,
2247 config/arm/aof.h, config/arm/coff.h, config/arm/elf.h,
2248 config/arm/linux-elf.h, config/avr/avr.h, config/d30v/d30v.h,
2249 config/dsp16xx/dsp16xx.h, config/h8300/h8300.h,
2250 config/i370/i370.h, config/i386/beos-elf.h,
2251 config/i386/osf1elf.h, config/i386/osfrose.h,
2252 config/ia64/sysv4.h, config/m68k/3b1.h, config/m68k/auxgas.h,
2253 config/m68k/crds.h, config/m68k/hp320.h, config/m68k/m68kv4.h,
2254 config/m68k/mot3300.h, config/m68k/news.h, config/m68k/sgs.h,
2255 config/m68k/tower-as.h, config/mcore/mcore-elf.h,
2256 config/mips/iris6.h, config/mips/osfrose.h,
2257 config/mips/sni-svr4.h, config/pa/som.h, config/pdp11/pdp11.h,
2258 config/sparc/sp64-elf.h:
2259 Delete definitions of any or all of: ASM_IDENTIFY_GCC,
2260 ASM_IDENTIFY_GCC_AFTER_SOURCE, and ASM_IDENTIFY_LANGUAGE.
2262 * config/elfos.h, config/freebsd.h, config/linux.h,
2263 config/alpha/elf.h, config/arm/linux-elf.h, config/i386/i386elf.h,
2264 config/i386/ptx4-i.h, config/mips/gnu.h, config/mips/linux.h,
2265 config/sparc/linux.h, config/sparc/linux64.h: Delete definitions
2266 of ASM_FILE_START which merely emit a .version directive. Delete
2267 definitions of ASM_FILE_END which merely emit an .ident directive.
2269 * config/avr/avr.h, config/vax/vax.h: Delete definition of
2270 ASM_IDENTIFY_GCC and move part of its logic into
2273 * config/i386/att.h, config/i386/gas.h, config/i386/linux.h,
2274 config/sparc/linux-aout.h: Don't emit .version directive in
2277 * config/i386/dgux.c, config/m88k/m88k.c, config/sh/sh.c
2278 (output_file_start): Correct comment.
2280 * config/i386/osfrose.h: Don't emit trailing .ident directive.
2281 * config/m68k/mot3300.h: Override STABS_GCC_MARKER to "gcc2_compiled%"
2283 * config/pa/lib2funcs.asm: Delete gcc_compiled. label.
2284 * config/rs6000/aix.h: Correct comment.
2286 * config/i386/i386afe.h: Delete.
2287 * config.gcc: Remove references to i386afe.h.
2289 * tm.texi: Delete documentation of ASM_IDENTIFY_GCC. The
2290 other macros deleted by this patch were undocumented.
2292 Mon Apr 16 08:03:48 2001 Jeffrey A Law (law@cygnus.com)
2294 * pa.md (reload_outdi): Operand 0 must be a non hard register.
2296 * pa.c (secondary_reload_class): SAR<->FP copies require a
2299 * install.texi (mips-mips-bsd): Update list of functions
2300 required to include memmove.
2301 * tm.texi (TARGET_MEM_FUNCTIONS): Update list of implicitly
2302 used functions to include memmove.
2304 2001-04-15 Toon Moene <toon@moene.indiv.nluug.nl>
2306 * i386.md (sqrtdf2): SFmode should be DFmode.
2308 2001-04-15 Alexandre Oliva <aoliva@redhat.com>
2310 * gcse.c (compute_ld_motion_mems): ASM outputs aren't moveable.
2311 (find_moveable_store): Likewise.
2313 2001-04-15 Jim Wilson <wilson@redhat.com>
2315 * function.c (expand_function_end): Handle PARALLEL real_decl_rtl.
2317 Sat Apr 14 16:24:19 CEST 2001 Jan Hubicka <jh@suse.cz>
2319 * i386.md (ashldi3_1_rex64): Add 'J' to the constraints
2320 (ashrdi3_1_rex64): Change 'n' constraint to 'J'.
2322 2001-04-14 Alexandre Oliva <aoliva@redhat.com>
2324 * config/mn10300/mn10300.md (cmpsi): Tell reload to disregard the
2327 2001-04-14 Alan Modra <amodra@one.net.au>
2329 * pa.c (force_mode): New function.
2330 (emit_move_sequence): Use it instead of generating new rtx_REGs.
2332 2001-04-13 Jim Wilson <wilson@redhat.com>
2334 * config/ia64/ia64.c (ia64_expand_epilogue): Emit alloc if sibcall_p.
2335 (first_instruction): New static variable.
2336 (rtx_needs_barrier): Return 1 for alloc.
2337 (init_insn_group_barriers): Set first_instruction.
2338 (rws_sum): Delete duplicate definition.
2339 (group_barrier_needed_p): Return 0 when first_instruction true.
2340 (safe_group_barrier_needed_p): Save and restore first_instruction
2341 around group_barrier_needed_p call.
2343 Fri Apr 13 21:40:28 2001 Loren J. Rittle <ljrittle@acm.org>
2345 * expr.h (enum libfunc_index): Add LTI_memmove.
2346 (memmove_libfunc): Define macro.
2347 * optabs.c (init_optabs): Initialize memmove_libfunc.
2348 * expr.c (expand_assignment): Use memmove_libfunc instead of
2351 2001-04-13 Alan Modra <alan@linuxcare.com.au>
2353 * pa.h (GO_IF_LEGITIMATE_ADDRESS): Disallow PIC LO_SUM
2356 2001-04-13 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2358 * Makefile.in (reg-stack.o): Depend on reload.h.
2359 (insn-attrtab.o): Depend on flags.h.
2361 * genattrtab (main): Include flags.h in insn-attrtab.c.
2363 * reg-stack.c: Include reload.h.
2365 * sparc.h (flag_pic): Delete redundant declaration.
2367 * output.h (flag_pic): Likewise.
2369 * tree.h (pedantic): Likewise.
2371 2001-04-13 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2373 * Makefile.in (toplev.o, jump.o, regmove.o): Depend on reload.h
2375 * jump.c, regmove.c, toplev.c: Include reload.h.
2377 * reload.h (reload_cse_regs): Declare.
2379 * rtl.h (find_equiv_reg, operands_match_p, safe_from_earlyclobber,
2380 reload_cse_regs, init_reload, mark_home_live, reload,
2381 init_caller_save): Delete redundant prototypes.
2383 2001-04-13 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2385 * Makefile.in (ssa.o, regclass.o): Depend on $(EXPR_H).
2387 * regclass.c, ssa.c: Include expr.h.
2389 * rtl.h (memory_address, force_reg, emit_queue, emit_move_insn,
2390 gen_move_insn): Delete redundant declarations.
2392 2001-04-13 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
2394 * Makefile.in (CFLAGS, BOOT_CFLAGS): Partly revert 2000-10-27 patch.
2395 (stage1_build): Instead pass down STAGE1_CFLAGS here. Pass down
2396 MAKEINFO and MAKEINFOFLAGS too.
2397 (stage4_build): Correctly order -B flags.
2399 2001-04-13 Alan Modra <amodra@one.net.au>
2401 * pa.c (hppa_init_pic_save): Set rtx_unchanging for
2402 PIC_OFFSET_TABLE_SAVE_RTX.
2403 (zdepi_cint_p): Describe zdepi insn.
2404 Formatting and white space fixes throughout file.
2406 * pa.c (uint32_operand): Don't use long constant >= 2^32.
2407 (emit_move_sequence): Use HOST_WIDE_INT constants. Don't worry
2408 about 32->64 bit sign extension if 32 bit HOST_WIDE_INTs.
2409 (compute_movstrsi_length): Make `align' unsigned to avoid warning.
2410 (output_64bit_and): Use plain `int's for shift counts.
2411 (output_64bit_ior): Likewise.
2412 (function_arg_partial_nregs): Use unsigned vars to avoid warnings.
2413 * pa.h (CONST_OK_FOR_LETTER_P): Use HOST_WIDE_INT constants for case
2416 * pa-hpux10.h (NEW_HP_ASSEMBLER): Define to 1.
2417 * pa-hpux11.h (NEW_HP_ASSEMBLER): Likewise.
2418 * pa.h (LEGITIMATE_CONSTANT_P) Collapse two defines depending on
2419 NEW_HP_ASSEMBLER into one. Kill warnings.
2421 * pa-gas.h: Delete file.
2422 * config.gcc: Match `parisc' as well as `hppa' for cpu_type=pa.
2423 Add new targets hppa*64*-*-linux* and parisc*64*-*-linux*. Update
2424 hppa*-*-linux*. For all pa targets, remove pa/gas.h from tm_file,
2425 instead setting MASK_GAS | MASK_JUMP_IN_DELAY in target_cpu_default2.
2427 * config/pa/mill32.S: New file.
2428 * config/pa/mill64.S: New file.
2429 * config/pa/t-linux (LIBGCC1, CROSS_LIBGCC1, LIB1ASMFUNCS,
2430 LIB1ASMSRC, CRTSTUFF_T_CFLAGS_S, TARGET_LIBGCC2_CFLAGS): Define.
2431 * config/pa/t-linux64: New file.
2432 * config/pa/t-pa64 (CROSS_LIBGCC1): Change to libgcc1-asm.a
2433 (LIB1ASMFUNCS, LIB1ASMSRC): Define.
2434 (TARGET_LIBGCC2_CFLAGS): Add -Dpa64=1 -DELF=1.
2436 * elfos.h (SELECT_SECTION): Undef before defining.
2437 * pa-linux.h (LINUX_DEFAULT_ELF, PTRDIFF_TYPE, CPP_SPEC): Remove.
2438 (LIB_SPEC): Remove -lmilli.
2439 (DBX_REGISTER_NUMBER): Remove.
2440 (PREFERRED_DEBUGGING_TYPE, DWARF2_ASM_LINE_DEBUG_INFO,
2441 (DWARF2_UNWIND_INFO, ASM_SPEC, LINK_SPEC, FUNCTION_OK_FOR_SIBCALL,
2442 NO_PROFILE_COUNTERS, SELECT_RTX_SECTION, INCOMING_RETURN_ADDR_RTX,
2443 DWARF_FRAME_RETURN_COLUMN, STRING_ASM_OP, TEXT_SECTION_ASM_OP,
2444 DATA_SECTION_ASM_OP, BSS_SECTION_ASM_OP, ASM_FILE_START,
2445 ASM_OUTPUT_DEF, ASM_OUTPUT_ADDR_VEC_ELT, ASM_OUTPUT_ADDR_DIFF_ELT,
2446 ASM_OUTPUT_LABEL, ASM_GLOBALIZE_LABEL, ASM_DECLARE_FUNCTION_NAME,
2447 TARGET_GAS): Define.
2448 * pa.c (output_arg_descriptor): Disable for TARGET_ELF32.
2449 (function_arg): If TARGET_ELF32, pass fp args in both general and fp
2450 regs if we don't have a prototype.
2451 * pa.md (canonicalize_funcptr_for_compare): Not for TARGET_ELF32.
2452 * pa.h (TARGET_ELF32): Default to 0 if undefined.
2453 (EH_RETURN_DATA_REGNO, EH_RETURN_STACKADJ_RTX,
2454 EH_RETURN_HANDLER_RTX): Define.
2455 * pa32-regs.h (DBX_REGISTER_NUMBER): Remove unnecessary test.
2456 (DWARF_FRAME_REGNUM): Define.
2457 * pa64-regs.h (DWARF_FRAME_REGNUM): Define.
2458 * pa32-linux.h: New file.
2459 * pa64-linux.h: New file.
2461 * pa-64.h (WCHAR_TYPE, WCHAR_TYPE_SIZE): Define.
2462 (ASM_OUTPUT_DOUBLE_INT): Format, protect macro with do..while.
2463 (LINK_SPEC, LIB_SPEC, MD_EXEC_PREFIX, MD_STARTFILE_PREFIX,
2464 NEW_HP_ASSEMBLER, ASM_FILE_START, OBJECT_FORMAT_ELF,
2465 DWARF2_DEBUGGING_INFO, PREFERRED_DEBUGGING_FORMAT,
2466 DWARF2_ASM_LINE_DEBUG_INFO, USE_CONST_SECTION, CONST_SECTION_ASM_OP,
2467 CTORS_SECTION_ASM_OP, DTORS_SECTION_ASM_OP, INIT_SECTION_ASM_OP,
2468 FINI_SECTION_ASM_OP, EXTRA_SECTIONS, EXTRA_SECTION_FUNCTIONS,
2469 READONLY_DATA_SECTION, CONST_SECTION_FUNCTION, CTORS_SECTION_FUNCTION,
2470 DTORS_SECTION_FUNCTION, ASM_OUTPUT_SECTION_NAME, MAKE_DECL_ONE_ONLY,
2471 UNIQUE_SECTION_P, UNIQUE_SECTION, INT_ASM_OP, ASM_OUTPUT_CONSTRUCTOR,
2472 ASM_OUTPUT_DESTRUCTOR, TYPE_ASM_OP, SIZE_ASM_OP, ASM_WEAKEN_LABEL,
2473 TYPE_OPERAND_FMT, ASM_DECLARE_RESULT): Move to..
2474 * pa64-hpux.h: New file.
2475 (ASM_FILE_START): Correct typo.
2476 (PREFERRED_DEBUGGING_FORMAT): Rename to PREFERRED_DEBUGGING_TYPE.
2477 * config.gcc: Modify for above.
2479 Fri Apr 13 00:09:22 EDT 2001 John Wehle (john@feith.com)
2481 * jump.c (jump_optimize_1): Don't delete dead stores here.
2482 * toplev.c (rest_of_compilation): Call delete_trivially_dead_insns
2483 prior to running jump optimize before cse2.
2485 2001-04-12 Richard Henderson <rth@redhat.com>
2487 * Makefile.in (regmove.o): Depend on except.h.
2488 * regmove.c: Include it.
2490 2001-04-12 Stan Shebs <shebs@apple.com>
2492 * objc/objc-act.c: Remove all code ifdefed with the never-used
2493 macro OBJC_INT_SELECTORS.
2494 * config/d30v/d30v.h: Remove commented-out ref to OBJC_INT_SELECTORS.
2495 * tm.texi: Remove doc for OBJC_INT_SELECTORS.
2497 Thu Apr 12 18:13:37 2001 Rodney Brown <RodneyBrown@mynd.com>
2499 * config/pa/quadlib.c: Add prototypes.
2501 2001-04-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2503 * bitmap.h (debug_bitmap): Delete redundant prototype.
2505 * rtl.h (get_frame_size): Likewise.
2507 2001-04-12 Jim Wilson <wilson@redhat.com>
2509 * config/ia64/ia64.md (extendsfdf2, extendsftf2, extenddftf2): Simplify
2510 to just emit an fnorm.
2512 2001-04-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2514 * c-common.h (truthvalue_conversion, type_for_mode,
2515 type_for_size): Delete redundant declarations.
2517 * c-lex.h (is_class_name): Likewise.
2519 * c-tree.h (pedantic, convert, getdecls, gettags,
2520 global_bindings_p, init_decl_processing, insert_block,
2521 maybe_build_cleanup, poplevel, print_lang_decl,
2522 print_lang_identifier, print_lang_type, pushdecl, pushlevel,
2523 set_block, incomplete_type_error, build_function_call,
2524 lvalue_or_else, mark_addressable): Likewise.
2526 * expr.h (expand_tree_builtin): Likewise.
2528 2001-04-12 Mark Mitchell <mark@codesourcery.com>
2530 * invoke.texi: Document --param max-gcse-memory.
2532 2001-04-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2534 * configure.in (errno): Check for declaration.
2535 * configure, config.in: Regenerated.
2537 * system.h (errno): Only declare if not already done.
2539 2001-04-12 Alexandre Oliva <aoliva@redhat.com>
2541 * recog.c (general_operand, immediate_operand,
2542 nonmemory_operand): Require CONST_INTs to be sign-extended
2543 values for their modes.
2545 2001-04-12 Alexandre Oliva <aoliva@redhat.com>
2547 * expmed.c (store_bit_field): Truncate CONST_INTs.
2548 (expand_mult_highpart, expand_divmod): Likewise.
2549 * expr.c (convert_modes, store_field): Likewise.
2550 * integrate.c (expand_inline_function): Use promote_mode() to
2551 determine whether to convert_modes() an argument as signed
2553 * optabs.c (expand_binop): Get CONST_INT operands
2554 sign-extended for their appropriate modes.
2555 * stmt.c (emit_case_nodes): Convert node values to the
2557 (expand_end_case): Convert minval and range to the appropriate
2559 * unroll.c (loop_iterations): Truncate abs_diff to the mode of
2560 the iteration variable.
2561 * varasm.c (immed_double_const): Don't require words to be
2562 narrower than host wide ints to properly sign-extend
2565 2001-04-12 kaz Kojima <kkojima@rr.iij4u.or.jp>
2567 * sh.md (builtin_setjmp_receiver): New expander.
2569 2001-04-12 David Edelsohn <dje@watson.ibm.com>
2571 * config/rs6000/rs6000.c (rs6000_emit_move): Do not
2572 special-case HOST_BITS_PER_WIDE_INT != 32. Use same criteria
2573 for generating CONST_INT and CONST_DOUBLE.
2575 2001-04-12 Alexandre Oliva <aoliva@redhat.com>
2577 * config/rs6000/rs6000.c (logical_operand): CONST_INTs are
2578 already sign-extended.
2579 (rs6000_emit_prologue): Make register iterator signed.
2580 (rs6000_emit_epilogue): Likewise.
2581 * config/rs6000/rs6000.md (addsi3, adddi3): Sign-extend high
2583 (movsf split, movdf split): Sign-extend CONST_INTs.
2584 (movdi splits): Likewise.
2586 2001-04-12 Kelley Cook <kelley.cook@home.com>
2588 * config-lang.in (lang_dirs): Add in zlib.
2590 2001-04-11 Alexandre Oliva <aoliva@redhat.com>
2592 * config/i386/i386.md: Apply trunc_int_for_mode() to GEN_INT
2593 operands that make it to RTL.
2595 2001-04-11 Stan Shebs <shebs@apple.com>
2597 Add Darwin (Mac OS X kernel) native support.
2598 * config.gcc (powerpc-*-darwin*): Add native bits.
2599 * config/darwin.c: New file, generic Darwin support functions.
2600 * config/darwin.h: New file, generic Darwin definitions.
2601 * config/darwin-protos.h: New file, generic Darwin prototypes.
2602 * rs6000/darwin.h: New file, Darwin for PowerPC.
2603 * rs6000/t-darwin: New file, Darwin makefile fragment.
2604 * rs6000/rs6000.h (OBJECT_MACHO): New macro.
2605 (TARGET_MACHO): Ditto.
2606 (rs6000_abi): Add ABI_DARWIN.
2607 (RS6000_REG_SAVE): Add ABI_DARWIN case.
2608 (RS6000_SAVE_AREA): Ditto.
2609 (FP_ARG_MAX_REG): Ditto.
2610 (RETURN_ADDRESS_OFFSET): Ditto.
2611 * rs6000/rs6000.c (rs6000_legitimize_address): Add TARGET_MACHO
2613 (rs6000_emit_move): Add ABI_DARWIN cases.
2614 (print_operand): Ditto.
2615 (first_reg_to_save): Ditto.
2616 (rs6000_stack_info): Ditto, also align stack by 16 instead of 8.
2617 (debug_stack_info): Ditto.
2618 (rs6000_emit_prologue): Ditto.
2619 (rs6000_emit_epilogue): Ditto.
2620 (output_profiler_hook): Ditto.
2621 (output_function_profiler): Ditto.
2622 (rs6000_add_gc_roots): Call machopic_add_gc_roots if TARGET_MACHO.
2623 (output_mi_thunk): Add TARGET_MACHO case.
2624 (add_compiler_stub): Ditto.
2625 (output_compiler_stub): Ditto.
2626 (no_previous_def): Ditto.
2627 (output_call): Ditto.
2628 (machopic_output_stub): Ditto.
2629 (rs6000_machopic_legitimize_pic_address): Ditto.
2630 (toc_section): Ditto.
2631 * rs6000/rs6000.md (addsi3_high): New TARGET_MACHO pattern.
2632 (macho_high): Ditto.
2635 (load_macho_picbase): Ditto.
2636 (call): Add TARGET_MACHO case to modify function.
2637 (call_value): Ditto.
2638 (call_nonlocal_sysv): Add ABI_DARWIN case.
2639 (call_value_nonlocal_sysv): Ditto.
2640 * rs6000/rs6000-protos.h (rs6000_machopic_legitimize_pic_address):
2642 (machopic_output_stub): Ditto.
2643 * ginclude/stddef.h: Test _BSD_WCHAR_T_DEFINED_.
2645 2001-04-11 Mark Mitchell <mark@codesourcery.com>
2647 * dwarf2out.c (modified_type_die): Don't create new types here.
2648 * tree.h (get_qualified_type): New function.
2649 (build_qualified_type): Adjust comment.
2650 * tree.c (get_qualified_type): New function.
2651 (build_qualified_type): Use it.
2653 2001-04-11 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2655 * cpp.texi (-Wtraditional): Update description.
2657 * invoke.texi (-Wtraditional): Likewise.
2659 2001-04-11 Jim Wilson <wilson@redhat.com>
2661 * config/ia64/ia64.h (FUNCTION_ARG_BOUNDARY): Return 128 if argument
2662 requires more than 64 bits of alignment.
2664 2001-04-11 Neil Booth <neil@daikokuya.demon.co.uk>
2666 * cpplib.c (do_line): Sanity check iff enable checking.
2668 2001-04-11 Richard Henderson <rth@redhat.com>
2670 * Makefile.in (insn-recog.o): Depend on toplev.h.
2671 (insn-emit.o, doloop.o): Likewise.
2672 * genrecog.c, genemit.c: Include toplev.h in generated file.
2673 * doloop.c: Include toplev.h.
2675 2001-04-11 Mark Mitchell <mark@codesourcery.com>
2677 * Makefile.in (gcse.o): Depend on params.h.
2678 * gcse.c: Include params.h.
2679 (gcse_main): Don't do GCSE if doing so will take inordinate
2681 * params.def (PARAM_MAX_GCSE_MEMORY): New parameter.
2682 * params.h (MAX_GCSE_MEMORY): New macro.
2684 2001-04-11 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2686 * Makefile.in (insn-output.o): Depend on $(EXPR_H).
2688 * genoutput.c (output_prologue): Include expr.h in insn-output.c.
2690 2001-04-11 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2692 * output.h (assemble_real): Declare if REAL_VALUE_TYPE is defined.
2694 * real.h (ereal_atof, real_value_truncate, target_isnan,
2695 target_isinf, target_negative, assemble_real, debug_real): Delete
2696 redundant prototypes.
2698 * Makefile.in (ifcvt.o): Depend on toplev.h.
2700 * c-semantics.c: Include expr.h.
2702 * ifcvt.c: Include toplev.h.
2704 * expr.h (rtx_equal_p): Delete prototype.
2706 * rtl.h (exact_log2_wide, floor_log2_wide, permalloc,
2707 protect_from_queue, gen_jump, gen_beq, gen_bge, gen_ble,
2708 eliminate_constant_term, expand_complex_abs, find_single_use,
2709 make_tree, init_expr_once, init_optabs, supports_one_only):
2712 * tree.h (exact_log2_wide, floor_log2_wide, expand_null_return,
2713 rest_of_type_compilation, emit_queue, do_pending_stack_adjust,
2714 expand_assignment, store_expr, emit_line_note_after,
2715 emit_line_note_force, split_specs_attrs, label_rtx): Likewise.
2717 * toplev.h (exact_log2_wide, floor_log2_wide): Add prototype.
2719 * sparc-protos.h: Delete redundant prototypes.
2721 2001-04-11 Vladimir Makarov <vmakarov@toke.toronto.redhat.com>
2723 * reload.c (push_reload): Add condition missed in SUBREG byte
2726 Wed Apr 4 00:28:23 2001 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
2728 * sparc/sol2-sld-64.h (STARTFILE_SPEC): Added missing blank.
2730 Wed Apr 11 14:06:10 CEST 2001 Jan Hubicka <jh@suse.cz>
2732 * i386.md (floatsisf_sse): Fix output template
2733 * i386.c (ix86_expand_fp_movcc)
2735 * reg-stack.c (emit_pop_insn): Handle complex modes.
2736 (move_for_stack_reg): Emit proper move mode.
2737 (subst_stack_regs_pat): Handle complex modes.
2739 2001-04-11 Jakub Jelinek <jakub@redhat.com>
2741 * cpplex.c (_cpp_lex_token): Only warn if -Wcomment.
2743 2001-04-10 Richard Henderson <rth@redhat.com>
2745 * libgcc2.h (__terminate_func_ptr): Remove typedef.
2746 (__pure_virtual, __terminate, __terminate_set_func,
2747 __default_terminate, __throw_type_match, __empty,
2748 __get_eh_context, __get_eh_info, __get_dynamic_handler_chain,
2749 __eh_rtime_match, __unwinding_cleanup, __rethrow,
2750 __sjthrow, __sjpopnthrow, __eh_alloc, __eh_free):
2751 Remove prototypes of deleted functions.
2753 2001-04-10 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2755 * c-typeck.c (convert_arguments): -Wtraditional now activates
2756 -Wconversion warnings, except for changes in signed-ness.
2757 Detect complex<->int & int<->complex conversions as well.
2759 * invoke.texi (-Wtraditional): Document it.
2761 Tue Apr 10 17:45:50 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
2763 * gcse.c (update_ld_motion_stores): Don't use variable I for an insn.
2764 * flow.c (set_block_for_new_insns): Remove needless cast and
2765 properly check for unset block number.
2767 2001-04-10 Andrew MacLeod <amacleod@redhat.com>
2769 * function.c (purge_single_hard_subreg_set): Only check REGNO if
2770 the subreg was a hard register. Pseudos are left as subregs.
2772 2001-04-09 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
2774 * Makefile.in (LIB2FUNCS_STATIC_EXTRA): New macro.
2775 (LIB2ADD_ST): New macro, pass it to mklibgcc.
2776 * mklibgcc.in (libgcc2_st_objs): New variable, set it from LIB2ADD_ST.
2777 (libgcc_st_objs): New, set from libgcc2_st_objs. Use it for libgcc.a.
2778 * config/rs6000/t-ppccomm (LIB2FUNCS_STATIC_EXTRA): New macro.
2780 2001-04-09 Bo Thorsen <bo@suse.co.uk>
2782 * config/i386/i386.md: "TARGET_64BIT && TARGET_64BIT": Removed one.
2784 2001-04-09 Andrew MacLeod <amacleod@redhat.com>
2786 * output.h (set_block_num): Missed it earlier, remove deprecated
2789 2001-04-09 Andrew MacLeod <amacleod@redhat.com>
2791 * gcse.c (oprs_unchanged_p): Pass basic_block to load_killed_in_block_p.
2792 (load_killed_in_block_p): Change bb parameter from int to basic_block.
2793 (oprs_not_set_p): Pass basic_blocks instead of ints as parameters.
2794 (handle_rd_kill_set): Change bb parameter from int to basic_block.
2795 (compute_kill_rd): Pass basic_blocks instead of ints as parameters.
2796 (expr_killed_p): Change bb parameter from int to basic_block, pass
2797 basic_blocks instead of ints as parameters.
2798 (compute_ae_kill): Pass basic_blocks instead of ints as parameters.
2799 (expr_reaches_here_p_work, expr_reaches_here_p): Change bb parameter
2800 from int to basic_block, pass basic_blocks instead of ints as parms.
2801 (pre_expr_reaches_here_p_work, pre_expr_reaches_here_p): Change bb
2802 parameter from int to basic_block, pass basic_blocks instead of ints.
2803 (process_insert_insn): Pass basic_blocks instead of ints as parameters.
2804 (insert_insn_end_bb): Change bb parameter from int to basic_block,
2805 pass basic_blocks instead of ints.
2806 (pre_edge_insert, pre_insert_copy_insn, pre_insert_copies): Pass
2807 basic_blocks instead of ints as parameters.
2808 (pre_delete): Pass basic_blocks instead of ints as parameters.
2809 (hoist_expr_reaches_here_p): Change bb parameter from int to
2810 basic_block, pass basic_blocks instead of ints.
2811 (hoist_code): Pass basic_blocks instead of ints as parameters.
2812 (reg_set_info, store_ops_ok, store_killed_after, store_killed_before):
2813 Change bb parameter from int to basic_block.
2814 (build_store_vectors): Pass basic_blocks instead of ints as parameters.
2815 (insert_insn_start_bb): Change bb parameter from int to basic_block,
2816 pass basic_blocks instead of ints.
2817 (insert_store): Pass basic_blocks instead of ints as parameters.
2818 (replace_store_insn, delete_store): Change bb parameter from int to
2819 basic_block, pass basic_blocks instead of ints.
2820 (store_motion): Pass basic_blocks instead of ints as parameters.
2822 2001-04-09 Andrew MacLeod <amacleod@redhat.com>
2824 * basic-block.h (set_new_block_for_insns): New Prototype.
2825 (set_block_num): Delete prototype.
2826 * flow.c (set_block_num): Remove obsolete function.
2827 (set_block_for_new_insns): Set BB for single or multiple insns.
2828 * gcse.c (handle_avail_expr): Use set_block_for_new_insns.
2829 (process_insn_end_bb): Use set_block_for_new_insns or
2830 set_block_for_insn instead of set_block_num.
2831 (pre_insert_copy_insn): Use set_block_for_new_insns.
2832 (update_ld_motion_stores): Use set_block_for_new_insns.
2833 (insert_insn_start_bb): Use set_block_for_new_insns.
2834 (replace_store_insn): Use set_block_for_new_insns.
2836 2001-04-09 Andrew MacLeod <amacleod@redhat.com>
2837 Jeff Law <law@redhat.com>
2839 * alias.c (get_addr): Externalize.
2840 (canon_true_dependence): New function. Behaves like true_dependance
2841 except it already assumes a MEM has been canonicalized.
2842 * flags.h (flag_gcse_lm, flag_gcse_sm): New optimization flags.
2843 * gcse.c (struct ls_expr): Add load/store expressions structure.
2844 (modify_mem_list, canon_modify_mem_list): New variable.
2845 (gcse_main): Initialize & finalize alias analysis. Use enhanced
2846 load motion and store motion if requested.
2847 (alloc_gcse_mem): Allocate space for modify_mem_list array.
2848 (free_gcse_mem): Free the modify_mem_list array.
2849 (oprs_unchanged_p): Use load_killed_in_block_p.
2850 (gcse_mems_conflict_p, gcse_mem_operand): New variables.
2851 (mems_conflict_for_gcse_p): New function. Don't kill loads
2852 with stores to themselves if its in the load/store expression list.
2853 (load_killed_in_block_p): New function.
2854 (canon_list_insert): New Function.
2855 (record_last_mem_set_info): Keep a list of all instructions which
2856 can modify memory for each basic block.
2857 (compute_hash_table, reset_opr_set_tables): Clear modify_mem_list.
2858 (oprs_not_set_p): Use load_killed_in_block_p.
2859 (mark_call, mark_set, mark_clobber): Use record_last_mem_set_info.
2860 (expr_killed_p): Use load_killed_in_block_p.
2861 (compute_transp): Do not pessimize memory references.
2862 (pre_edge_insert): Update stores for a load motion expression.
2863 (one_pre_gcse_pass): Check loads/stores for extra load motion.
2864 (ldst_entry): Find or create a ldst_expr structure.
2865 (free_ldst_entry): Free memory for an individual item.
2866 (free_ldst_mems): Free entire load/store expression list.
2867 (print_ldst_list): Print debug info.
2868 (find_rtx_in_ldst): Try to find an rtx expression in the ldst list.
2869 (enumerate_ldsts): Assign integer values to each entry in list.
2870 (first_ls_expr): First expression in the list.
2871 (next_ls_expr): Next expression in the list.
2872 (simple_mem): Check if expression qualifies for ld/st expression list.
2873 (invalidate_any_buried_refs): Remove from expression list if its
2874 used in some other way we dont understand.
2875 (compute_ld_motion_mems): Find all potential enhanced load motion
2877 (trim_ld_motion_mems): Remove any expressions which are invalid.
2878 (update_ld_motion_stores): Copy store values to registers for loads
2879 which have been moved.
2880 (regvec, st_antloc, num_store): New global statics.
2881 (reg_set_info): Marks registers as set.
2882 (store_ops_ok): Verfies registers expressions are valid in a block.
2883 (find_moveable_store): Look for moveable stores in a pattern.
2884 (compute_store_table): Find stores in a function worth moving, maybe.
2885 (load_kills_store): Check dependance of a load and store.
2886 (find_loads): Find any loads in a pattern.
2887 (store_killed_in_insn): Check if a store is killed in an insn.
2888 (store_killed_after): Check is store killed after an insn in a block.
2889 (store_killed_before): Check is store killed before an insn in a block.
2890 (build_store_vectors): Generate the antic and avail vectors.
2891 (insert_insn_start_bb): Insert at the start of a BB, update BLOCK_HEAD.
2892 (insert_store): Add a store to an edge.
2893 (replace_store_insn): Replace a store with a SET insn.
2894 (delete_store): Delete a store insn.
2895 (free_store_memory): Free memory.
2896 (store_motion): Perform store motion.
2897 * invoke.texi: Add documentation for -fcse-lm and -fgcse-sm.
2898 * rtl.h (get_addr, canon_true_dependence): Add prototypes.
2899 * toplev.c (flag_gcse_lm, flag_gcse_sm): New Variables.
2900 (f_options): Add gcse-lm and gcse-sm.
2902 Mon Apr 9 16:18:03 CEST 2001 Jan Hubicka <jh@suse.cz>
2904 * i386.c (expand_fp_movcc): Fix condition reversal code.
2906 * i386.c (ix86_register_move_cost): Fix handling of reformating penalty
2907 * i386.h (INTEGER_CLASS_P, MAYBE_INTEGER_CLASS_P): New.
2908 (CLASS_MAX_NREGS): Use it.
2910 * i386.h (HARD_REGNO_NREGS): Handle properly TF and TCmodes on 64bit;
2911 handle properly complex values.
2912 (CLASS_MAX_NREGS): Likewise; update comment.
2914 2001-04-05 Bernd Schmidt <bernds@redhat.com>
2916 * ia64.c (ia64_flag_schedule_insns2): New variable.
2917 (ia64_override_options): Initialize it. Clear
2918 flag_schedule_insns_after_reload.
2919 (ia64_reorg): Only do scheduling if ia64_flag_schedule_insns2.
2921 Mon Apr 9 15:09:13 CEST 2001 Jan Hubicka <jh@suse.cz>
2923 * i386.md (truncdfsf2_*): Add i387->int/sse reg alternatives;
2924 Do not require source to match destination anymore;
2925 Add abort to the nontrivial cases that should be handled by split.
2926 (fix_trunc?fdi): Add SSE case for x86_64.
2927 (floatdi?f): Likewise.
2928 (floatdi?f_sse): New.
2929 (fix_trunc?fdi_sse): New.
2931 2001-04-09 Richard Sandiford <rsandifo@redhat.com>
2933 * dwarfout.c (DEBUG_ARANGES_BEGIN_LABEL): New label.
2934 (DEBUG_ARANGES_END_LABEL): Ditto.
2935 (dwarfout_init): Generate length and version fields at the start
2936 of the .debug_aranges info. Insert DEBUG_ARANGES_BEGIN_LABEL
2937 after the length field.
2938 (dwarfout_finish): Insert DEBUG_ARANGED_END_LABEL at the end of
2939 the .debug_aranges info.
2941 Sun Apr 8 00:43:27 CEST 2001 Jan Hubicka <jh@suse.cz>
2943 * i386.c (call, call_value): Make sure that resulting call_insn
2944 does have proper second operand.
2946 Sun Apr 8 22:50:49 2001 Christopher Faylor <cgf@cygnus.com>
2948 * config/i386/xm-cygwin.h (GET_ENV_PATH_LIST): Eliminate obsolete
2949 function. Remove include of sys/cygwin.h.
2951 Sun Apr 8 22:20:27 2001 Christopher Faylor <cgf@cygnus.com>
2953 * config/i386/cygwin.h (STARTFILE_SPEC): search */lib/w32api by default.
2954 (CPP_SPEC): Always search */include/w32api for header files.
2955 (ASM_OUTPUT_SECTION_NAME): Avoid testing NULL DECL.
2956 (LINK_SPEC): Add "cyg" to the library search prefixes.
2958 2001-04-08 Philip Blundell <philb@gnu.org>
2960 * config/arm/arm.h (ASM_OUTPUT_LABELREF): Use asm_fprintf.
2962 2001-04-08 Neil Booth <neil@daikokuya.demon.co.uk>
2964 * cpperror.c (print_location): Don't special case <stdin>.
2965 (_cpp_begin_message): Handle WARNING_SYSHDR the same as
2966 WARNING, but we don't check if we're in system headers.
2967 * cpplib.h (enum error_type): WARNING_SYSHDR: New.
2968 * cpplib.c (do_warning): Warn in system headers.
2970 2001-04-07 Mumit Khan <khan@NanoTech.Wisc.EDU>
2972 * mbchar.c: Include config.h first.
2974 2001-04-07 Zack Weinberg <zackw@stanford.edu>
2976 * config.gcc: Set default for xmake_file at top, not bottom.
2977 Change places that set xmake_file to "none" to set to the
2978 empty string instead, or remove them entirely if there is no
2979 default xmake_file for this cpu_type. Remove references to
2982 * config/x-lynx, config/convex/x-convex, config/elxsi/x-elxsi,
2983 config/i386/x-isc, config/i386/x-isc3, config/i386/x-ncr3000,
2984 config/i386/x-next, config/i386/x-sco, config/i386/x-sysv3,
2985 config/i386/x-vsta, config/i860/x-sysv4, config/m68k/x-amix,
2986 config/m68k/x-apollo68, config/m68k/x-ccur, config/m68k/x-crds,
2987 config/m68k/x-hp2bsd, config/m68k/x-mot3300, config/m68k/x-mot3300-gas,
2988 config/m68k/x-tower, config/m88k/x-sysv4, config/mips/x-dec-osf1,
2989 config/mips/x-sni-svr4, config/mips/x-ultrix, config/romp/x-mach,
2990 config/romp/x-romp, config/rs6000/x-beos, config/rs6000/x-lynx,
2991 config/rs6000/x-mach, config/rs6000/x-sysv4, config/sparc/x-sysv4:
2994 * config/a29k/x-unix, config/i386/x-aix, config/i386/x-osf1elf,
2995 config/i386/x-osfrose, config/m68k/x-dpx2, config/mips/x-iris3,
2996 config/mips/x-mips, config/mips/x-osfrose, config/mips/x-sony,
2997 config/mips/x-sysv, config/rs6000/x-aix31:
2998 Just set CLIB to -lld or -lmld, as appropriate.
3000 * config/arm/x-riscix, config/i370/x-oe, config/i386/x-dgux,
3001 config/i386/x-sco4, config/i386/x-sco5, config/m68k/x-hp320,
3002 config/m68k/x-hp320g, config/m68k/x-next, config/m88k/x-dgux,
3003 config/mips/x-iris, config/pa/x-pa:
3004 Just set (some of) FIXPROTO_DEFINES, STMP_FIXPROTO,
3005 OTHER_FIXINCLUDES_DIRS.
3007 * config/i386/x-djgpp: Don't set LN or LN_S.
3008 * config/m88k/x-dolph: Don't define __m88k__.
3009 * config/m88k/x-tekXD88: Don't set AR_FLAGS.
3010 * config/pa/x-pa-mpeix: Just set up quadlib.asm.
3011 * config/i860/fx2800.h: No need to #undef SVR4.
3013 38 x-host fragments remain, 2 x-cpu.
3015 2001-04-07 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
3017 * c4x.h (HARD_REGNO_NREGS): HCmode mode uses 2 regs not 4.
3019 2001-04-06 Neil Booth <neil@daikokuya.demon.co.uk>
3021 * cpplib.c (cpp_push_buffer): Give stdin buffers the name <stdin>.
3023 2001-04-06 Neil Booth <neil@daikokuya.demon.co.uk>
3025 * configure.in: Add check for lstat.
3026 * configure, config.in: Regenerate.
3027 * cppinit.c (append_include_chain): Make empty path ".".
3028 * cpplib.c (do_line): Don't simplify #line paths.
3029 * cppfiles.c (remove_component_p): New function.
3030 (find_or_create_entry): Acknowledge stat () errors during
3031 path simplification.
3032 (handle_missing_header): Don't simplify paths.
3033 (_cpp_simplify_pathname): Don't simplify VMS paths. Return
3034 the empty path untouched. Don't leave a trailing '/'.
3036 2001-04-06 Benjamin Kosnik <bkoz@redhat.com>
3038 * cppdefault.c (GPLUSPLUS_BACKWARD_INCLUDE_DIR): Add.
3039 * Makefile.in (-DGPLUSPLUS_BACKWARD_INCLUDE_DIR): Add.
3041 2001-04-06 Neil Booth <neil@daikokuya.demon.co.uk>
3043 * cppfiles.c (open_file): Fail directories silently, but
3044 with an errno of NOENT set.
3045 (read_include_file): Move the common exit code to the sole
3046 caller. Return an int indicating success or failure. Let
3047 open_file handle directories.
3048 (stack_include_file): If read_include_file fails,
3049 push a "null" buffer.
3051 2001-04-05 DJ Delorie <dj@redhat.com>
3053 * function.h (virtuals_instantiated): Declare.
3054 * function.c: (virtuals_instantiated): Make global.
3055 * calls.c (emit_library_call_value_1): Use
3056 virtual_outgoing_args_rtx only if it hasn't been instantiated.
3057 Otherwise, use the stack pointer directly.
3059 Thu Apr 5 19:13:33 CEST 2001 Jan Hubicka <jh@suse.cz>
3061 * i386.c (x86_initialize_trampoline): New global function.
3062 * i386.h (TRAMPOLINE_SIZE): Size is 23 for x86_64.
3063 (INITIALIZE_TRAMPOLINE): Move offline.
3064 * i386-protos.h (x86_initialize_trampoline): Declare.
3066 Thu Apr 5 19:02:15 CEST 2001 Jan Hubicka <jh@suse.cz>
3068 * i386.md (movdi_1_rex64): Allow SSE->SSE reg move.
3069 (lea_0): Rename to lea_1.
3070 (lea_1_zext, lea_1_rex64, lea_2_rex64): New patterns.
3071 (lea_general_?): Allow SImodes on TARGET_64BIT
3072 (lea_general_?_zext): New patterns.
3073 (call_1, call_1_rex64): Fix.
3075 Thu Apr 5 19:00:15 CEST 2001 Jan Hubicka <jh@suse.cz>
3077 * i386.c (ix86_split_long_move): Use PUT_MODE instead of change_address.
3079 Thu Apr 5 18:25:56 CEST 2001 Jan Hubicka <jh@suse.cz>
3081 * i386.c (function_arg): Return constm1_rtx for last argument.
3082 (ix86_expand_prologue): Update gen_call calls.
3083 * i386.h (FUNCTION_BLOCK_PROFILER_EXIT): Likewise.
3084 * i386.md (call_pop): Likewise.
3085 (call): Second operand is VOIDmode.
3086 (call_0): Likewise; Support 64bits.
3087 (call_exp): New expander.
3088 (call_1): Get to the sync.
3089 (call_1_exp): New pattern.
3090 (call_value): Support 64bit.
3091 (call_value_exp): New pattern.
3092 (untyped_call): Update gen_call call.
3093 (call_value_pop): Disable for 64bit.
3094 (call_value_0_rex64): New pattern.
3095 (call_value_1_rex64): Likewise.
3097 2001-04-05 Bo Thorsen <bo@suse.de>
3099 * i386.md: Don't allow "builtin_setjmp_receiver" for TARGET_64BIT.
3101 Thu Apr 5 13:44:17 2001 J"orn Rennecke <amylaar@redhat.com>
3103 * i386.md (*andsi_1+3): If used after reload, make sure the operand
3104 satisfies ANY_QI_REG_P.
3106 2001-04-05 Bernd Schmidt <bernds@redhat.com>
3108 * config/ia64/ia64.c (rtx_needs_barrier): A PARALLEL can contain
3111 * sched-deps.c (sched_analyze_insn): Revert more of the March 27
3114 2001-04-04 Zack Weinberg <zackw@stanford.edu>
3116 * config.gcc: Remove default for xm_file. Clean up local
3117 machine type handling. Remove settings of xm_file to
3118 something that doesn't exist. In the big switch, set xm_file,
3119 don't append to it (the value before the big switch is always
3120 null). Don't force build_xm_file or host_xm_file to have a value.
3121 * configure.in: Remove default for xm_file. Do not special
3122 case $cpu/xm-$cpu.h not existing.
3123 * configure: Regenerate.
3125 2001-04-04 Diego Novillo <dnovillo@redhat.com>
3127 * simplify-rtx.c (simplify_binary_operation): Check for overflow
3128 when folding integer division and modulo operations.
3130 2001-04-04 Andrew MacLeod <amacleod@redhat.com>
3132 * dwarf2out.c (output_cfi): Add 'for_eh' parameter, use PTR_SIZE
3133 instead of DWARF2_ADDR_SIZE for EH addresses.
3134 (output_call_frame_info): Use PTR_SIZE instead of DWARF2_ADDR_SIZE for
3137 2001-04-04 Richard Henderson <rth@redhat.com>
3139 * config/ia64/ia64.h (IA64_UNWIND_INFO): Disable.
3140 * config/ia64/t-glibc (LIB2ADDEH): Disable.
3141 * config/ia64/t-ia64 (LIB2ADDEH): Disable.
3143 2001-04-04 Richard Henderson <rth@redhat.com>
3145 * configure.in (gcc_cv_as_leb128): Escape "." in regexp.
3146 * configure: Rebuilt.
3148 2001-04-04 Jakub Jelinek <jakub@redhat.com>
3150 * gcse.c (delete_null_pointer_checks_1): Add delete_list argument,
3151 push insns to delete to it instead of deleting them.
3152 (delete_null_pointer_checks): Delete insns from delete_list after
3153 all delete_null_pointer_checks_1 passes are done.
3155 2001-04-04 Richard Henderson <rth@redhat.com>
3157 * configure.in (gcc_cv_as_leb128): Tweek minor number extraction.
3158 * configure: Rebuilt.
3160 2001-04-04 Zack Weinberg <zackw@stanford.edu>
3162 * expr.h: Remove #ifdef FUNCTION_CONVERSION_BUG logic.
3163 * config/romp/xm-romp.h: Delete.
3165 2001-04-04 Bernd Schmidt <bernds@redhat.com>
3167 * sched-deps.c (sched_analyze_insn): Partially revert March 27
3170 2001-04-04 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
3172 * emit-rtl.c (mark_label_nuses) Increment the label uses for
3173 all labels present in rtx.
3174 (try_split) Call new function for all split insns.
3176 2001-04-04 Jakub Jelinek <jakub@redhat.com>
3178 * recog.c (validate_replace_rtx_1): Instead of aborting just make
3179 sure the change won't be validated.
3181 Wed Apr 4 00:45:38 EDT 2001 John Wehle (john@feith.com)
3183 * rtl.h (set_noop_p): Declare.
3184 * flow.c (set_noop_p): Move from here ...
3185 * rtlanal.c (set_noop_p): ... to here and enhance.
3186 * cse.c (delete_trivially_dead_insns): Use it.
3187 * gcse.c (hash_scan_set): Likewise.
3188 * jump.c (delete_noop_moves): Likewise.
3189 * recog.c (split_all_insns): Likewise.
3191 2001-04-04 Alan Modra <alan@linuxcare.com.au>
3193 * dwarf2out.c (dwarf2out_frame_debug_expr): Support adjusting
3194 stack pointer via a LO_SUM. Ditto for setting a temp register
3195 used to save to the stack. Set cfa_temp when setting fp, and
3196 allow matches to cfa_temp in addition to cfa_store when saving
3197 regs. Handle POST_INC and LO_SUM register stores. Document the
3198 changes and errors in rule 12 doco.
3200 * pa.c (set_reg_plus_d, store_reg, load_reg): Return last insn.
3201 (actual_fsize, local_fsize, save_fregs): Move for store_reg to see.
3202 (load_reg): Move closer to epilogue code.
3203 (DO_FRAME_NOTES): Define to control the following..
3204 (FRP): Define to set RTX_FRAME_RELATED_P on insns.
3205 (hppa_expand_prologue): Use FRP and REG_FRAME_RELATED_EXPR
3207 (hppa_expand_epilogue): Likewise.
3209 2001-04-03 Richard Henderson <rth@redhat.com>
3211 * configure.in (gcc_cv_as_leb128): Reject gas before 2.11.
3212 * configure: Rebuild.
3214 2001-04-03 Richard Henderson <rth@redhat.com>
3216 * rtl.h (LCT_THROW): New.
3217 * calls.c (emit_library_call_value_1): Handle it.
3218 * except.c (connect_post_landing_pads): Use it.
3220 2001-04-03 Zack Weinberg <zackw@stanford.edu>
3222 * gansidecl.h: Delete file.
3223 * configure.in: Change all refs to gansidecl.h to use
3224 ansidecl.h. Adjust *_file_list so they know where ansidecl.h
3226 * configure: Regenerate.
3228 * Makefile.in (intl.o): Don't depend on gansidecl.h.
3229 * defaults.h: s/gansidecl.h/ansidecl.h/ in comment.
3230 * ggc.h, config/fr30/fr30.h, config/mcore/mcore.c:
3231 Don't include gansidecl.h.
3232 * intl.c, main.c, version.c, fixinc/fixlib.h,
3233 fixinc/procopen.c, fixinc/server.c: Include ansidecl.h not
3236 Tue Apr 3 19:41:21 CEST 2001 Jan Hubicka <jh@suse.cz>
3238 * i386.c (ix86_force_to_memory, ix86_free_from_memory):
3241 2001-04-03 Zack Weinberg <zackw@stanford.edu>
3243 * config/i386/xm-beos.h, config/i386/xm-isc.h,
3244 config/i386/xm-next.h, config/i386/xm-sco.h,
3245 config/i386/xm-sco5.h, config/m68k/xm-plexus.h,
3246 config/m88k/xm-m88k.h: Delete.
3248 * config/i386/xm-djgpp.h: Don't define __MSDOS__.
3249 * config/romp/xm-romp.h: Don't define bcopy.
3250 * config/rs6000/xm-beos.h: Don't define bcopy, HAVE_VPRINTF,
3251 HAVE_PUTENV, HAVE_RENAME, or USE_C_ALLOCA.
3253 * config.gcc: Remove references to deleted files.
3255 14 xm-host.h remain, 1 xm-cpu.h.
3257 2001-04-03 Jakub Jelinek <jakub@redhat.com>
3258 David S. Miller <davem@pierdol.cobaltmicro.com>
3259 Andrew MacLeod <amacleod@redhat.com>
3261 Use byte offsets in SUBREGs instead of words.
3263 * alias.c (nonlocal_mentioned_p): Use subreg_regno function.
3264 * caller-save.c (mark_set_regs): Change callers of subreg_hard_regno
3265 to pass new argument.
3266 (add_stored_regs): Use subreg_regno_offset function.
3267 * calls.c (expand_call): For non-paradoxical SUBREG take endianess
3269 (precompute_arguments): Use gen_lowpart_SUBREG.
3270 * combine.c (try_combine): Replace explicit XEXP with SUBREG_REG.
3271 (combine_simplify_rtx): Rework to use SUBREG_BYTE.
3272 (simplify_set): Rework to use SUBREG_BYTE.
3273 (expand_field_assignment): Use SUBREG_BYTE.
3274 (make_extraction): Use SUBREG_BYTE.
3275 (if_then_else_cond): Use SUBREG_BYTE.
3276 (apply_distributive_law): Use SUBREG_BYTE and fixup subreg comments.
3277 (gen_lowpart_for_combine): Compute full byte offset.
3278 * cse.c (mention_regs): Use SUBREG_BYTE.
3279 (remove_invalid_subreg_refs): Rework to use SUBREG_BYTE.
3280 (canon_hash): Use SUBREG_BYTE.
3281 (fold_rtx): Pass SUBREG_BYTE div UNITS_PER_WORD to operand_subword.
3282 (gen_lowpart_if_possible): Formatting.
3283 * dbxout.c (dbxout_symbol_location): Compute SUBREG hard regnos
3285 * dwarf2out.c (is_pseudo_reg): Fixup explicit XEXP into SUBREG_REG
3286 (mem_loc_descriptor): Fixup explicit XEXP into SUBREG_REG
3287 (loc_descriptor): Fixup explicit XEXP into SUBREG_REG
3288 * dwarfout.c (is_pseudo_reg): Fixup explicit XEXP into SUBREG_REG
3289 (output_mem_loc_descriptor): Fixup explicit XEXP into SUBREG_REG
3290 (output_loc_descriptor): Fixup explicit XEXP into SUBREG_REG
3291 * emit-rtl.c (gen_rtx_SUBREG): New function, used to verify
3292 certain invariants about SUBREGs the compiler creates.
3293 (gen_lowpart_SUBREG): New function.
3294 (subreg_hard_regno): New function to get the final register number.
3295 (gen_lowpart_common): Use SUBREG_BYTE.
3296 (gen_imagpart): Spacing nits.
3297 (subreg_realpart_p): Use SUBREG_BYTE.
3298 (gen_highpart): Use SUBREG_BYTE.
3299 (subreg_lowpart_p): Always compute endian corrected goal offset,
3300 even at the byte level, then compare against that.
3301 (constant_subword): New function, pulled out all constant cases
3302 from operand_subword and changed second argument name to offset.
3303 (operand_subword): Detect non REG/SUBREG/CONCAT/MEM cases early
3304 and call constant_subword to do the work. Return const0_rtx if
3305 looking for a word outside of OP.
3306 (operand_subword_force): Change second arg name to offset.
3307 * expmed.c (store_bit_field): Use SUBREG_BYTE.
3308 (store_split_bit_field): Use SUBREG_BYTE.
3309 (extract_bit_field): Use SUBREG_BYTE.
3310 (extract_split_bit_field): Use SUBREG_BYTE.
3311 (expand_shift): Use SUBREG_BYTE.
3312 * expr.c (store_expr, expand_expr): Use gen_lowpart_SUBREG.
3313 * final.c (alter_subreg) Use subreg_hard_regno and SUBREG_BYTE.
3314 * flow.c (set_noop_p): Use SUBREG_BYTE.
3315 (mark_set_1): Remove ALTER_HARD_SUBREG. Use subreg_regno_offset instead.
3316 * function.c (fixup_var_refs_1): Fixup explicit XEXP into a SUBREG_REG.
3317 (fixup_memory_subreg): Use SUBREG_BYTE and remove byte endian
3319 (optimize_bit_field): Use SUBREG_BYTE.
3320 (purge_addressof_1): Use SUBREG_BYTE.
3321 (purge_single_hard_subreg_set): Use subreg_regno_offset function.
3322 (assign_params): Mark arguments SUBREG_PROMOTED_VAR_P if they are
3323 actually promoted by the caller and PROMOTE_FOR_CALLS_ONLY is true.
3324 * gengenrtl.c (special_rtx): Add SUBREG.
3325 * global.c (mark_reg_store): Use SUBREG_BYTE.
3326 (set_preference): Rework to use subreg_regno_offset and SUBREG_BYTE.
3327 * ifcvt (noce_emit_move_insn): Use SUBREG_BYTE.
3328 * integrate.c (copy_rtx_and_substitute): Use SUBREG_BYTE and make sure
3329 final byte offset is congruent to subreg's mode size.
3330 (subst_constants): Use SUBREG_BYTE.
3331 (mark_stores): Use subreg_regno_offset function.
3332 * jump.c (rtx_renumbered_equal_p, true_regnum): Use subreg_regno_offset
3333 function and SUBREG_BYTE.
3334 * local-alloc.c (combine_regs): Use subreg_regno_offset function.
3335 (reg_is_born): Use subreg_hard_regno.
3336 * recog.c (valid_replace_rtx_1): Use SUBREG_BYTE and remove byte
3337 endian correction code. Don't combine subregs unless resulting
3338 offset aligns with type. Fix subreg constant extraction for DImode.
3339 Simplify SUBREG of VOIDmode CONST_DOUBLE.
3340 (general_operand): Remove dead mode_altering_drug code.
3341 (indirect_operand): Use SUBREG_BYTE.
3342 (constrain_operands): Use subreg_regno_offset function.
3343 * reg-stack.c (get_true_reg): Use subreg_regno_offset function.
3344 * regmove.c (regmove_optimize): Use SUBREG_BYTE.
3345 (optimize_reg_copy_3): Use gen_lowpart_SUBREG.
3346 * regs.h (REG_SIZE): Allow target to override.
3347 (REGMODE_NATURAL_SIZE): New macro which target can override.
3348 * reload.c (reload_inner_reg_of_subreg): subreg_regno should be used
3349 on the entire subreg rtx.
3350 (push_reload): Use SUBREG_BYTE in comments and code.
3351 (find_dummy_reload): Use subreg_regno_offset. Only adjust offsets
3352 for hard registers inside subregs.
3353 (operands_match_p): Use subreg_regno_offset.
3354 (find_reloads): Use SUBREG_BYTE and only advance offset for subregs
3355 containing hard regs.
3356 (find_reload_toplev): Use SUBREG_BYTE. Remove byte endian
3357 corrections when fixing up MEM subregs.
3358 (find_reloads_address_1): Use SUBREG_BYTE, subreg_regno, and
3359 subreg_regno_offset where appropriate.
3360 (find_reloads_subreg_address): Use SUBREG_BYTE. Remove
3361 byte endian corrections when fixing up MEM subregs.
3362 (subst_reloads): When combining two subregs, make sure final
3363 offset is congruent to subreg's mode size.
3364 (find_replacement): Use SUBREG_BYTE and subreg_regno_offset.
3365 (refers_to_regno_for_reload_p): Use subreg_regno.
3366 (reg_overlap_mentioned_for_reload_p): Use subreg_regno_offset.
3367 * reload1.c (eliminate_regs) Use SUBREG_BYTE. Remove byte endian
3368 correction code for memory subreg fixups.
3369 (forget_old_reload_1): Use subreg_regno_offset.
3370 (choose_reload_regs): Use subreg_regno.
3371 (emit_input_reload_insns): Use SUBREG_BYTE.
3372 (reload_combine_note_store): Use subreg_regno_offset.
3373 (move2add_note_store): Use subreg_regno_offset.
3374 * resource.c (update_live_status, mark_referenced_resources): Use
3375 subreg_regno function.
3376 (mark_set_resources): Use subreg_regno function.
3377 * rtl.h (SUBREG_WORD): Rename to SUBREG_BYTE.
3378 (subreg_regno_offset, subreg_regno): Define prototypes.
3379 (subreg_hard_regno, constant_subword, gen_rtx_SUBREG): Newi functions.
3380 (gen_lowpart_SUBREG): Add prototype.
3381 * rtl.texi (subreg): Update to reflect new byte offset representation.
3382 Add mentioning of the effect that BYTES_BIG_ENDIAN has on subregs now.
3383 * rtlanal.c (refers_to_regno_p): Use subreg_regno.
3384 (reg_overlap_mentioned_p): Use subreg_regno.
3385 (replace_regs); Make sure final offset of combined subreg is
3386 congruent to size of subreg's mode.
3387 (subreg_regno_offset): New function.
3388 (subreg_regno): New function.
3389 * sched-vis.c (print_value): Change SUBREG_WORD to SUBREG_BYTE.
3390 * sdbout.c (sdbout_symbol): Compute offset using alter_subreg.
3391 * stmt.c (expand_anon_union_decl): Use gen_lowpart_SUBREG.
3392 * tm.texi (ALTER_HARD_SUBREG): Remove, it is now dead.
3393 (SUBREG_REGNO_OFFSET): Describe SUBREG_REGNO_OFFSET overrides.
3394 * config/a29k/a29k.c (gpc_reg_operand): Use subreg_regno.
3395 (a29k_get_reloaded_address): Use SUBREG_BYTE.
3396 (print_operand): Use SUBREG_BYTE.
3397 * config/alpha/alpha.c (print_operand_address): Use SUBREG_BYTE.
3398 * config/arm/arm.c (arm_reload_in_hi): Use SUBREG_BYTE.
3399 (arm_reload_out_hi): Use SUBREG_BYTE.
3400 * config/d30v/d30v.c (d30v_split_double): Use subreg_regno_offset
3401 instead of SUBREG_WORD.
3402 (d30v_print_operand_memory_reference): Use subreg_regno_offset.
3403 * config/dsp16xx/dsp16xx.md (extendqihi2, zero_extendqihi2): Fix
3404 SUBREG creation to use byte offset.
3405 * config/h8300/h8300.md (Unnamed HImode zero extraction and 16bit
3406 inverted load insns): Fix explicit rtl subregs to use byte
3408 * config/i370/i370.md (cmpstrsi, movstrsi, mulsi3, divsi3,
3409 udivsi3, umodsi3): Generate SUBREGs with byte offsets.
3410 * config/i860/i860.c (single_insn_src_p): Use SUBREG_BYTE.
3411 * config/i860/i860.md (mulsi3_big): Fixup explicit SUBREGs in rtl
3412 to use byte offsets.
3413 (unnamed fmlow.dd insn): Fixup SUBREGS to use byte offsets.
3414 * config/i960/i960.md (extendhisi2): Generate SUBREGs with byte
3415 offsets, also make sure it is congruent to SUBREG's mode size.
3416 (extendqisi2, extendqihi2, zero_extendhisi2, zero_extendqisi2,
3417 unnamed ldob insn): Generate SUBREGs with byte offset.
3418 (zero_extendqihi2): SUBREG's are byte offsets.
3419 * config/m68hc11/m68hc11.c (m68hc11_gen_lowpart): Use SUBREG_BYTE.
3420 (m68hc11_gen_highpart): Use SUBREG_BYTE.
3421 * config/m68k/m68k.md (zero_extendhisi2, zero_extendqihi2,
3422 zero-extendqisi2): Generate SUBREGs with byte offset.
3423 (umulsidi3, mulsidi3, subreghi1ashrdi_const32,
3424 subregsi1ashrdi_const32, subreg1lshrdi_const32): Fixup explicit
3425 subregs in rtl to use byte offsets.
3426 * config/m88k/m88k.md (extendsidi2): fixup subregs to use byte offset.
3427 * config/mips/mips.c (mips_move_1word): Use subreg_regno_offset.
3428 (mips_move_2words): Use subreg_regno_offset.
3429 (mips_secondary_reload_class): Use subreg_regno_offset.
3430 * config/mips/mips.md (DImode plus, minus, move, and logical op
3431 splits): Fixup explicit subregs in rtl to use byte offsets.
3432 * config/mn10200/mn10200.c (print_operand): Use subreg_regno function.
3433 * config/mn10300/mn10300.c (print_operand): Use subreg_regno function.
3434 * config/ns32k/ns32k.md (udivmoddisi4): Fix explicit subregs in
3435 rtl to use byte offsets.
3436 * config/pa/pa.c (emit_move_sequence): Use SUBREG_BYTE.
3437 * config/pa/pa.md (floatunssisf2, floatunssidf2, mulsi3): fix explicit
3438 subregs to use byte offsets.
3439 * config/pdp11/pdp11.md (zero_extendhisi2, modhi3, modhi3+1):
3440 Fixup explicit subregs in rtl to use byte offsets.
3441 * config/romp/romp.c (memory_offset_in_range_p): Use SUBREG_BYTE
3442 and remove byte endian correction code.
3443 * config/sh/sh.c (output_movedouble): Use subreg_regno.
3444 (gen_ashift_hi): Use SUBREG_BYTE.
3445 (regs_used): Use subreg_regno_offset.
3446 (machine_dependent_reorg): Use subreg_regno_offset.
3447 * config/sh/sh.h (INDEX_REGISTER_RTX_P): Use SUBREG_BYTE.
3448 * config/sh/sh.md (DImode and DFmode move splits): Use subreg_regno.
3449 (movdf_i4): Subregs are byte offsets now.
3450 * config/sparc/sparc.c (ultra_find_type): Use SUBREG_BYTE.
3451 * config/sparc/sparc.h (ALTER_HARD_SUBREG): Removed.
3452 (REGMODE_NATURAL_SIZE): Override.
3453 (REG_SIZE): For SUBREG check float mode on SUBREG_REG's mode.
3454 * config/sparc/sparc.md (TFmode move splits): Generate SUBREGs
3456 (zero_extendhisi2, zero_extendqidi2_insn, extendhisi2,
3457 extendqihi2, sign_extendqihi2_insn, sign_extendqisi2_insn,
3458 extendqidi2): Generate SUBREGs with byte offsets, also make sure
3459 it is congruent to SUBREG's mode size.
3460 (smulsi3_highpart_v8plus): Fix explicit subregs in rtl to use byte
3462 (cmp_siqi_trunc, cmp_siqi_trunc_set, cmp_diqi_trunc,
3463 cmp_diqi_trunc_set, lshrdi3_v8plus+1, lshrdi3_v8plus+2,
3464 lshrdi3_v8plus+3, lshrdi3_v8plus+4): Use proper
3465 SUBREG_BYTE offset for non-paradoxical subregs in patterns.
3466 * config/v850/v850.c (print_operand, output_move_double): Use
3467 subreg_regno function.
3469 2001-04-03 Alexandre Oliva <aoliva@redhat.com>
3471 * configure.in (target_subdir): Use target_alias, not target.
3472 * configure: Rebuilt.
3474 * config/sh/crtn.asm (init, fini): Restore r15 from r14, not the
3476 * config/sh/crti.asm: Fix typos in comments.
3478 2001-04-03 Alan Modra <alan@linuxcare.com.au>
3480 * pa.h: Revise comments for TARGET_NO_SPACE_REGS and
3481 TARGET_FAST_INDIRECT_CALLS.
3482 * pa.c (override_options): TARGET_NO_SPACE_REGS is now OK with
3484 (return_addr_rtx): Short circuit export stub matching when
3485 TARGET_NO_SPACE_REGS.
3486 (output_millicode_call): For out of range calls, make -fPIC
3487 take precedence, then TARGET_PORTABLE_RUNTIME, then ble. Don't
3488 return before delay slot checks when TARGET_PORTABLE_RUNTIME.
3489 * pa.md: Modify length attr calculation of all millicode insns to
3492 2001-04-02 Geoffrey Keating <geoffk@redhat.com>
3494 * configure.in (gcc_cv_as_leb128): Correct name of cache variable.
3495 Require at least 2.11 in the version test. Specifically check
3496 for and reject GAS version 2.10.90.
3497 * configure: regenerate.
3499 2001-04-03 Alan Modra <alan@linuxcare.com.au>
3501 * pa.c (override_options): Remove PIC profiling warning.
3502 (hp_profile_labelno): Delete.
3503 (hp_profile_label_rtx): Delete.
3504 (hp_profile_label_name): Delete.
3505 (pa_add_gc_roots): Remove reference to hp_profile_label_rtx.
3506 (output_function_prologue): Remove profiling code and all tests on
3507 profile_flag. Move store of PIC_OFFSET_TABLE_REGNUM now that
3508 merge_sp_adjust_with_store can work for PIC and profiling.
3509 (hppa_expand_epilogue): Remove profile_flag test.
3510 (hppa_can_use_return_insn_p): Likewise.
3511 (hppa_init_pic_save): Emit before tail_recursion_reentry, and
3512 cater for PROFILE_HOOK.
3513 (hppa_profile_hook): New function.
3514 * pa.h (FUNCTION_PROFILER): Now does nothing.
3515 (PROFILE_HOOK): Define.
3516 (hppa_profile_hook): Declare.
3517 (PROFILE_BEFORE_PROLOGUE): Delete.
3518 (ASM_OUTPUT_REG_PUSH): Delete.
3519 (ASM_OUTPUT_REG_POP): Delete.
3520 * pa.md (call_profiler): Turn it into a call insn, and don't `use'
3521 r24. Accept function name operand, and use this and a locally
3522 generated label to calculate pc-rel offset to func start.
3524 2001-04-02 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3526 * $(HOST_PREFIX_1)errors.o, $(HOST_PREFIX_1)ggc-none.o,
3527 ggc-common.o, ggc-simple.o, ggc-page.o, ggc-none.o: Depend on
3530 2001-04-03 Alan Modra <alan@linuxcare.com.au>
3532 * dwarf2out.c (dwarf2out_frame_debug_expr): Move errant HIGH and
3533 LO_SUM cases to where they belong.
3535 2001-04-02 Richard Henderson <rth@redhat.com>
3537 * except.h (lang_eh_type_covers): Mark extern.
3538 (lang_eh_runtime_type): Likewise.
3540 2001-04-02 Zack Weinberg <zackw@stanford.edu>
3542 * genattr.c, gencheck.c, gencodes.c, genconfig.c, genflags.c,
3543 gengenrtl.c: Wrap generated header in multiple-include guard.
3544 Improve error checking.
3546 2001-04-02 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3548 * configure.in: Don't check for putenv.
3549 * configure: Regenerate.
3550 * gcc.c (putenv): Don't define.
3551 * vax/xm-vms.h: Handle putenv.
3553 2001-04-02 Jakub Jelinek <jakub@redhat.com>
3555 * ifcvt.c (noce_emit_move_insn): New.
3556 (noce_try_store_flag, noce_try_store_flag_constants,
3557 noce_try_store_flag_inc, noce_try_store_flag_mask,
3558 noce_try_cmove, noce_try_cmove_arith, noce_try_minmax,
3559 noce_try_abs): Use it.
3560 (noce_process_if_block): Likewise.
3561 For STRICT_LOW_PART, take mode from its SUBREG.
3563 2001-04-02 Jakub Jelinek <jakub@redhat.com>
3565 * fold-const.c (fold): Before optimizing unsigned comparison with
3566 0x7fffffffU, make sure arg0 is integral type.
3568 2001-04-02 Joseph S. Myers <jsm28@cam.ac.uk>
3570 * c-tree.texi: Document representation of wide strings.
3572 2001-04-01 Richard Henderson <rth@redhat.com>
3574 * except.h (expand_builtin_dwarf_fp_regnum): Declare.
3576 Sun Apr 1 11:49:05 CEST 2001 Jan Hubicka <jH@suse.cz>
3578 * i386.md: remove obsoleted comments.
3579 (adddi_?): Rename to adddi_?_rex64; disable for 32bit.
3580 (x86_movsicc_0_m1_rex64): Rename to x86_movdicc_0_m1_rex64;
3581 fix output template.
3583 2001-03-31 Marek Michalkiewicz <marekm@linux.org.pl>
3585 * config/avr/libgcc.S (__mulhi3): Optimize previous change.
3587 2001-03-30 Bernd Schmidt <bernds@redhat.com>
3589 * loop.c (load_mems): When generating a load from a pseudo, update
3592 Fri Mar 30 17:36:43 CEST 2001 Jan Hubicka <jh@suse.cz>
3594 * i386.c (ix86_split_long_move): Use change address to compensate
3595 stack pointer change in push instruction.
3597 Fri Mar 30 00:31:00 CEST 2001 Jan Hubicka <jh@suse.cz>
3599 * i386.md (sse_movdfcc_eq): Fix constraint (sse_mov?fcc splitter): Use operands_match_p
3600 instead of rtx_equal_p; fix the output template.
3602 Fri Mar 30 00:21:41 CEST 2001 Jan Hubicka <jh@suse.cz>
3604 * i386.c (ix86_expand_setcc): Support 64bit.
3605 (ix86_expand_int_movcc): Likewise.
3606 * i386.md (movdicc_rex64, x86_movsicc_0_m1_rex64, movdicc_c_rex64):
3609 * i386.md (allocate_stack_worker): Turn to expander.
3610 (allocate_stack_worker_1, allocate_stack_worker_rex64): New insns.
3612 * i386.c (print_reg): Do not print x86_64 style regs on IA-32
3614 2001-03-29 Richard Henderson <rth@redhat.com>
3616 * libgcc2.c [L__main]: Include unwind-dw2-fde.h instead of frame.h.
3618 2001-03-28 Matthew Hiller <hiller@redhat.com>
3620 * config/mn10300/mn10300.md (cmpsi): Fix first alternative's
3623 * MAINTAINERS: Added self.
3625 2001-03-28 Richard Henderson <rth@redhat.com>
3627 * Makefile.in (cs-tconfig.h): Depend on CONFIG_H, not GCONFIG_H.
3628 Use ALL_CFLAGS not HOST_CFLAGS for sjlj detection.
3630 2001-03-28 Jim Wilson <wilson@redhat.com>
3632 * config/ia64/ia64.md (movtf): Change DImode to TFmode in calls to
3635 2001-03-28 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3637 * toplev.h (fatal_error): Add ATTRIBUTE_NORETURN.
3639 * tradcif.y (yyerror): Likewise. Add format specifier in call to
3642 * tradcpp.c (macroexpand): Likewise for call to `error_with_line'.
3644 2001-03-28 DJ Delorie <dj@redhat.com>
3646 * Makefile.in (stage1_build): Revert CFLAGS patch.
3648 2001-03-28 Marek Michalkiewicz <marekm@linux.org.pl>
3650 * config/avr/libgcc.S (__mulhi3): Correct tests to exit the loop
3651 when multiplier or multiplicand is zero.
3653 2001-03-28 Bernd Schmidt <bernds@redhat.com>
3655 * cselib.c (hash_rtx): Don't do tail recursion elimination by hand.
3657 * config/ia64/ia64.c (update_set_flags): New function, broken out of
3659 (set_src_needs_barrier): Likewise.
3660 (rtx_needs_barrier): For SET case, use these two functions. Rework
3661 PARALLEL case to handle all inputs before all outputs.
3662 (emit_insn_group_barriers): Call init_insn_group_barriers only if we
3663 saw a label and no stop bit since then.
3664 (maybe_rotate, process_epilogue): Add prototypes.
3666 2001-03-28 Richard Henderson <rth@redhat.com>
3668 * config/rs6000/rs6000.h (EPILOGUE_USES): Use TARGET_AIX,
3669 not TARGET_TOC for special toc restore handling.
3670 * config/rs6000/rs6000.md (eh_return): Likewise.
3672 2001-03-28 Richard Henderson <rth@redhat.com>
3674 * config/sparc/sparc.c (eligible_for_epilogue_delay): False if
3675 current_function_calls_eh_return.
3676 (output_function_epilogue): Handle eh_return.
3677 * config/sparc/sparc.h (DOESNT_NEED_UNWINDER): Remove.
3678 (EH_RETURN_DATA_REGNO): New.
3679 (EH_RETURN_STACKADJ_RTX): New.
3680 (EH_RETURN_HANDLER_RTX): New.
3681 * config/sparc/sparc.md (call/short branch peepholes): Check
3682 can_throw_internal instead of in_same_eh_region.
3684 * config/rs6000/rs6000.c (rs6000_stack_info): Allocate space
3685 for eh_return data registers.
3686 (rs6000_emit_prologue): Save eh_return data registers.
3687 (rs6000_emit_epilogue): Force inline restores if eh_return.
3688 Restore eh_return data registers. Mind EH_RETURN_STACKADJ_RTX.
3689 * config/rs6000/rs6000.h (rs6000_stack_t): Add ehrd_offset.
3690 (EH_RETURN_DATA_REGNO, EH_RETURN_STACKADJ_RTX): New.
3691 (EPILOGUE_USES): True for TOC_REGISTER if calls_eh_return and
3692 the target uses one.
3693 * config/rs6000/rs6000.md (eh_epilogue, eh_reg_restore): Remove.
3694 (return_eh_si, return_eh_di): Remove.
3695 (eh_return): New, from corpse of eh_epilogue.
3696 (eh_set_lr_si, eh_set_lr_di): New.
3698 * config/i386/i386.c (general_no_elim_operand): Disallow virtual regs.
3699 (ix86_save_reg): If maybe_eh_return, true for EH_RETURN_DATA_REGNOs.
3700 True for pic register if current_function_calls_eh_return.
3701 (ix86_expand_epilogue): Change "emit_return" argument into "style".
3702 Handle eh_return requirements.
3703 * config/i386/i386.h (EH_RETURN_DATA_REGNO): New.
3704 (EH_RETURN_STACKADJ_RTX): New.
3705 * config/i386/i386.md (exception_receiver): Remove.
3706 (eh_return, eh_return_1): New.
3707 * config/i386/linux.h (MD_FALLBACK_FRAME_STATE_FOR): New.
3709 * config/alpha/alpha.c (alpha_sa_mask): Add EH_RETURN_DATA_REGNOs.
3710 (alpha_mark_machine_status): No eh_epilogue_sp_ofs ...
3711 (alpha_expand_epilogue): ... use EH_RETURN_STACKADJ_RTX instead.
3712 * config/alpha/alpha.h (machine_function): Remove eh_epilogue_sp_ofs.
3713 (EH_RETURN_DATA_REGNO): New.
3714 (EH_RETURN_STACKADJ_RTX, EH_RETURN_HANDLER_RTX): New.
3715 * config/alpha/alpha.md (eh_epilogue): Remove.
3716 (exception_receiver): Use $26 for ldgp input.
3717 * config/alpha/linux.h (MD_FALLBACK_FRAME_STATE_FOR): New.
3719 2001-03-28 Richard Henderson <rth@redhat.com>
3721 * except.c: Rewrite entirely for IA-64 ABI exception handling.
3722 * except.h: Likewise.
3724 * Makefile.in (LIB2ADDEH): Mention unwind-dw2*.c
3725 (LIB2ADDEHDEP): New.
3726 (LIB2FUNCS_EH): Remove.
3727 (LIB2ADD): Remove LIB2ADDEH.
3728 (libgcc.mk): Pass LIB2ADDEHDEP, don't pass LIB2FUNCS_EH.
3729 (LIBGCC_DEPS): Use LIB2ADDEHDEP.
3730 (crt{begin,end}[S].o): Likewise.
3731 (except.o): Update includes.
3732 * mklibgcc.in: Remove LIB2FUNCS_EH, add LIB2ADDEH, LIB2ADDEHDEP.
3733 (libgcc2_c_dep): Use LIB2ADDEHDEP.
3735 * basic-block.h (struct basic_block_def): Remove eh_beg, eh_end.
3736 * bb-reorder.c (reorder_basic_blocks): Don't disable for EH.
3737 * builtins.def (BUILT_IN_EH_RETURN_DATA_REGNO): New.
3738 * builtins.c (expand_builtin): Implement it.
3739 [BUILT_IN_EH_RETURN]: Update for nr arguments change.
3740 * c-common.c (c_common_nodes_and_builtins): Declare it.
3741 * c-decl.c (init_decl_processing): Update __builtin_eh_return.
3742 * calls.c (libfunc_nothrow): Remove.
3743 (emit_library_call_value_1): Don't call it.
3744 * crtstuff.c: Include unwind-dw2-fde.h instead of frame.h.
3745 * dwarf2.h (dwarf_call_frame_info): Add dwarf2.1 elements.
3746 (DW_EH_PE_*): New defines for pointer encoding in .eh_frame.
3747 * dwarf2out.c (struct dw_fde_struct): Add uses_eh_lsda, funcdef_number.
3748 (current_funcdef_number): Globalize.
3749 (output_call_frame_info): Emit frame data if an lsda is needed.
3750 Generate augmentation for personality routine. Don't play with
3752 (dwarf2out_begin_prologue): Record funcdef_number.
3753 * dwarf2out.h (current_funcdef_number): Declare.
3754 * expr.c (expand_expr): Update for except.h name changes.
3755 Remove POPDCC_EXPR, POPDHC_EXPR. Add EXC_PTR_EXPR.
3756 * expr.h (LTI_throw, LTI_rethrow): Remove.
3757 (LTI_sjthrow, LTI_sjpopnthrow, LTI_terminate): Remove.
3758 (LTI_eh_rtime_match): Remove.
3759 (LTI_unwind_resume, LTI_eh_personality): Add.
3760 (LTI_unwind_sjlj_register, LTI_unwind_sjlj_unregister): Add.
3761 * final.c (final): Don't call check_exception_handler_labels,
3762 init_insn_eh_region, or free_insn_eh_region.
3763 (final_scan_insn): Always emit debug labels for
3764 NOTE_INSN_EH_REGION notes.
3765 * flags.h (flag_new_exceptions): Remove.
3766 * flow.c (entry_exit_blocks): Remove eh_beg, eh_end.
3767 (record_active_eh_regions): Remove.
3768 (count_basic_blocks): Check all instructions for REG_EH_REGION.
3769 Use can_throw_internal.
3770 (find_basic_blocks_1): Likewise.
3771 (move_stray_eh_region_notes): Remove.
3772 (find_label_refs): No eh_return_stub_label.
3773 (make_edges): Likewise. No init/free_eh_nesting_info. Handle RESX.
3774 (make_eh_edge): No eh_nest_info. Update for reachable_handlers
3776 (delete_unreachable_blocks): Don't track deleted handlers.
3777 (flow_delete_block): Use maybe_remove_eh_handler.
3778 (delete_eh_regions): Remove.
3779 (merge_blocks): Don't check for eh region match.
3780 (mark_regs_live_at_end): Handle EH_RETURN_DATA_REGNO,
3781 EH_RETURN_STACKADJ_RTX, EH_RETURN_HANDLER_RTX.
3782 (init_propagate_block_info): Disable dead frame store optimization
3783 when current_function_calls_eh_return.
3784 (dump_bb): Don't print eh_beg, eh_end.
3785 * function.c (fixup_var_refs): No catch_clauses.
3786 (expand_function_end): Likewise. Call expand_eh_return before
3787 the return register use. Call sjlj_emit_function_exit_after.
3788 (expand_function_start): Force pseudo DECL_RESULT if sjlj exceptions.
3789 * function.h (struct function): Add calls_eh_return, uses_eh_lsda.
3790 * ifcvt.c (dead_or_predicable): Remove eh region check.
3791 * integrate.c (function_cannot_inline_p): Disallow __builtin_eh_return.
3792 Don't check for EH vs parameters.
3793 (expand_inline_function_eh_labelmap, eif_eh_map): Remove.
3794 (expand_inline_function): Call duplicate_eh_regions.
3795 (copy_insn_list): Don't handle NOTE_INSN_EH_REGION_BEG/END.
3796 (copy_insn_notes): Remap REG_EH_REGION notes.
3797 (copy_rtx_and_substitute): Remove SYMBOL_REF_NEED_ADJUST check.
3798 * integrate.h (struct inline_remap): Add local_return_label.
3799 * jump.c (jump_optimize_1): Don't init/free_insn_eh_region, nor
3800 check_exception_handler_labels, nor exception_optimize.
3801 (find_cross_jump): No EH region check.
3802 * optabs.c (init_optabs): Update for changed eh libfuncs.
3803 * rtl.def (RESX): New.
3804 * rtl.h (SYMBOL_REF_NEED_ADJUST): Remove.
3805 * stmt.c (expand_decl_cleanup): Simplify using_eh_for_cleanups_p
3806 checks. Update for except.h name changes.
3807 (expand_cleanups): Likewise.
3808 (expand_dcc_cleanup, expand_dhc_cleanup): Remove.
3809 * toplev.c (dump_file_index, dump_file): Add .02.eh dump.
3810 (compile_file): Call init_eh before init_optabs. Don't
3811 output_exception_table here.
3812 (rest_of_compilation): Call convert_from_eh_region_ranges,
3813 convert_to_eh_region_ranges, output_function_exception_table.
3814 Don't emit_eh_context.
3815 * tree.def (POPDHC_EXPR, POPDCC_EXPR): Remove.
3816 (EXC_PTR_EXPR): New.
3818 * md.texi (eh_epilogue): Remove.
3819 (eh_return): Document.
3820 * tm.texi (EH_RETURN_DATA_REGNO): Document.
3821 (EH_RETURN_STACKADJ_RTX, EH_RETURN_HANDLER_RTX): Document.
3823 * eh-common.h: Remove file.
3824 * frame-dwarf2.c, frame.c, frame.h: Remove files.
3825 * libgcc2.c (L_eh): Remove.
3827 * unwind-dw2-fde.c: New file, largely copied from frame.c.
3828 * unwind-dw2-fde.h: New file.
3829 * unwind-dw2.c: New file, largely cribbed from frame-dwarf2.c.
3830 * unwind-sjlj.c, unwind.h, unwind.inc: New files.
3831 * libgcc-std.ver: Update for eh symbols.
3833 2001-03-27 Richard Henderson <rth@redhat.com>
3835 * regmove.c (perhaps_ends_bb_p): Use can_throw_internal to
3836 reduce false positives.
3837 (regmove_optimize): Disable if flag_non_call_exceptions.
3839 * stmt.c (expand_return): Remove always true predicate.
3840 (expand_decl_cleanup_no_eh): Remove dead code.
3842 * sched-deps.c (sched_analyze_insn): Consolidate scheduling
3843 barrier code. Add a scheduling barrier if a non-call insn
3844 can throw internally.
3846 * rtlanal.c (rtx_addr_can_trap_p): Virtual registers cannot trap.
3847 Auto-inc addresses trap only if their base register does.
3849 * except.c (can_throw_internal): Rename from can_throw.
3850 * except.h, resource.c: Update references.
3852 * integrate.c (copy_insn_list): Use returnjump_p.
3853 (copy_insn_notes): Recurse for CALL_PLACEHOLDER.
3855 * function.h (struct function): Move all boolean valued fields
3856 to single bit fields at the end of the struct.
3858 * bb-reorder.c, dwarf2out.c, except.c, except.h, flow.c,
3860 Rename asynchronous_exceptions to flag_non_call_exceptions.
3862 * gthr-single.h (UNUSED): New. Distinguish between how C
3863 and C++ mark unused function arguments. Use throughout.
3865 * Makefile.in (cs-tconfig.h): Copy USING_SJLJ_EXCEPTIONS
3866 value to target configuration header.
3867 * configure.in (CONFIG_SJLJ_EXCEPTIONS): New.
3868 * config.in, configure: Rebuild.
3869 * except.h (USING_SJLJ_EXCEPTIONS): New. Define based on
3870 configuration and target defines.
3871 (exceptions_via_longjmp): Remove.
3872 * dwarf2out.c, except.c, final.c, toplev.c, config/ia64/ia64.c:
3873 Use USING_SJLJ_EXCEPTIONS instead of exceptions_via_longjmp.
3875 * except.h (flag_non_call_exceptions): Move ...
3876 * flags.h: ... here.
3878 * combine.c (distribute_notes) [REG_EH_REGION]: If non-call
3879 exceptions, put the note on the trapping instruction.
3881 * flags.h (flag_new_exceptions): Remove.
3882 * toplev.c: Don't set it.
3883 * final.c: Don't check it.
3884 * except.c: Provide stub definition.
3886 * flow.c (tidy_fallthru_edges): Don't combine complex edges.
3887 (calculate_global_regs_live): Kill call-clobbered registers
3888 across exception edges.
3889 * reg-stack.c (convert_regs_1): Kill the entire target stack
3890 across non-call exception edges.
3892 * flow.c (cleanup_cfg): Take no argument.
3893 * output.h, sibcall.c, toplev.c: Update all calls.
3895 2001-03-27 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3897 * configure.in: Don't check for bcopy.
3898 * configure, config.in: Regenerate.
3900 * system.h: Don't define or prototype bcopy, instead poison it.
3902 2001-03-27 Richard Henderson <rth@redhat.com>
3904 * function.c (expand_function_start): Set DECL_REGISTER on
3905 a pseudo used for DECL_RESULT.
3907 * rtl.h (LCT_NORETURN): New.
3908 * calls.c (emit_library_call_value_1): Handle it.
3910 2001-03-27 Stan Shebs <shebs@apple.com>
3912 * objc/objc-act.c (objc_init): Use dump_base_name.
3913 (gen_declaration): Clear the buffer arg.
3914 (gen_declaration_1): New function, body of gen_declaration.
3915 (adorn_decl): Call gen_declaration_1 instead of gen_declaration.
3916 (gen_method_decl): Ditto, plus always clear buffer arg.
3917 (error_with_ivar): Simplify.
3918 (warn_with_method): Ditto.
3919 (build_message_expr): Don't clear buffers.
3920 (dump_interface): Ditto.
3921 (objc_debug): Ditto.
3922 (build_keyword_selector): Clear the buffer by only zeroing
3924 (objc_implementation_context): Declare.
3925 (start_class): Warn about missing @end.
3926 (finish_objc): Ditto.
3928 2001-03-28 John David Anglin <dave@hiauly1.hia.nrc.ca>
3930 * reload1.c (eliminate_regs): Don't abort on MEM USEs.
3932 2001-03-27 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3934 * Makefile.in (SYSTEM_H): Define.
3935 Depend on $(SYSTEM_H), not system.h.
3937 * objc/Make-lang.in: Depend on $(SYSTEM_H), not system.h.
3939 2001-03-27 Jim Wilson <wilson@redhat.com>
3941 * final.c (final_scan_insn, case NOTE_INSN_BASIC_BLOCK): Call
3943 * config/ia64/ia64.c (block_num, need_copy_state): New static vars.
3944 (process_epilogue): New static function.
3945 (process_set): Call process_epilogue instead of emitting .restore
3947 (process_for_unwind_directive): Handle NOTE_INSN_BASIC_BLOCK.
3949 * flow.c (struct reg_cond_life_info): New fields orig_condition
3951 (init_propagate_block_info): Set new fields.
3952 (mark_regno_cond_dead): Set and use new fields.
3953 (flush_reg_cond_reg_1): Likewise.
3954 (and_reg_cond, case AND): Check for redundant AND conditions.
3955 (mark_used_reg): Delete unnecessary clears before freeing splay trees.
3958 2001-03-27 Neil Booth <neil@daikokuya.demon.co.uk>
3960 * cppmacro.c (stringify_arg): Null terminate strings.
3962 2001-03-27 Zack Weinberg <zackw@stanford.edu>
3964 * config.gcc (m68hc11-*-*, m68hc12-*-*): Convert to new tm.h
3965 inclusion style. xm-m68hc11.h no longer exists.
3966 * config/m68hc11/xm-m68hc11.h: Delete file.
3967 * config/m68hc11/m68hc12.h: Convert to new tm.h inclusion style.
3969 * config/m68hc11/m68hc11.h: Convert to new tm.h inclusion style.
3970 Don't define GCC_VERSION, N_, or PARAMS; don't include
3971 gansidecl.h or stdio.h. Define inhibit_libc here.
3972 Make code conditioned on #if GCC_VERSION > 2095 unconditional.
3973 Delete code conditioned on #if GCC_VERSION == 2095.
3975 * config/m68hc11/m68hc11-protos.h, config/m68hc11/m68hc11.c:
3976 Make code conditioned on #if GCC_VERSION > 2095 unconditional.
3977 Delete code conditioned on #if GCC_VERSION == 2095.
3979 2001-03-27 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3981 * system.h: Include symcat.h.
3982 (STRINGIFY): Don't define.
3984 * configure.in: Adjust comment.
3986 * builtins.c: Use STRINGX, not STRINGIFY.
3987 * gencheck.c: Likewise.
3988 * gengenrtl.c: Likewise.
3989 * protoize.c: Likewise.
3991 * cpplex.c: Don't include symcat.h.
3992 * cpplib.c: Likewise.
3994 * gansidecl.h (HAVE_STRINGIZE): Don't define.
3996 2001-03-27 Alan Modra <alan@linuxcare.com.au>
3998 * c-typeck.c (digest_init): Fold init expression.
4000 2001-03-26 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4002 * sbitmap.c (sbitmap_copy): Call memcpy, not bcopy.
4004 2001-03-27 Alan Modra <alan@linuxcare.com.au>
4006 * except.c (eh_regs): Save results of build_pointer_type to a temp
4007 as FUNCTION_VALUE macro may evaluate its args multiple times.
4009 2001-03-26 Mark Mitchell <mark@codesourcery.com>
4011 * c-common.h (DECL_NUM_STMTS): New macro.
4012 * c-decl.c (duplicate_decls): Copy DECL_NUM_STMTS, not
4014 (pushdecl): Likewise.
4015 * c-semantics.c (add_stmt): Update DECL_NUM_STMTS.
4016 * integrate.c (expand_inline_function): Don't check
4018 * print-tree.c (print_node): Don't print it.
4019 * toplev.c (rest_of_compilation): Don't try to inline when
4020 flag_no_inline is on.
4021 * tree.h (DECL_FRAME_SIZE): Remove.
4022 (tree_decl): Adjust accordingly.
4024 2001-03-26 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4026 * combine.c (try_combine): Use memcpy, not bcopy.
4028 * genattrtab.c (expand_units): Likewise.
4030 Mon Mar 26 15:55:08 CEST 2001 Jan Hubicka <jh@suse.cz>
4032 * i386.md (push mem DI peep2): New.
4033 (mov 0, mov -1 peep2): Handle 64bit.
4034 (lea to arithmetics peep2): Handle 64bit leas.
4035 (rsp arithmetics to push/pop peep2s): New.
4037 * i386.md (truncdfsf2_3, trunctfsf2_2): Change predicate to memory_operand.
4039 Mon Mar 26 14:35:18 CEST 2001 Jan Hubicka <jh@suse.cz>
4041 * i386.c (struct machine_function): Add save_varrargs_registers.
4042 (ix86_save_varrargs_registers): New macro.
4043 (ix86_frame_layout): Support 64bit; support red zones and varrargs area.
4044 (ix86_expand_prologue): Likewise.
4045 (ix86_emit_epilogue_esp_adjustement): Likewise.
4046 (ix86_expand_epilogue): Likewise.
4047 * i386.md (pro_epilogue_adjust_stack): Turn to expander; support 64bit.
4048 (pro_epilogue_adjust_stack_1): New insn.
4049 (pro_epilogue_adjust_stack_rex64): Likewise.
4050 * i386.h (MASK_NO_RED_ZONE): New constant.
4051 (TARGET_RED_ZONE): New macro.
4052 (TARGET_OPTIONS): Add "red-zone" and "no-red-zone"
4053 (RED_ZONE_SIZE): New constant.
4054 (RED_ZONE_RESERVE): New constant.
4056 2001-03-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4058 * toplev.c (set_float_handler): Use memcpy, not bcopy.
4060 2001-03-25 Kazu Hirata <kazu@hxi.com>
4062 * config/h8300/h8300.md (umodqi3): Output a tab instead of a
4065 (umodhi3): Likewise.
4068 2001-03-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4070 * mkconfig.sh (DEFINES): Handle entries with '='.
4072 * config.gcc: Don't use i370/xm-mvs.h or ns32k/xm-pc532-min.h.
4073 Set xm_defines to MACRO=value instead.
4075 * i370/xm-mvs.h: Delete.
4077 * ns32k/xm-pc532-min.h: Likewise.
4079 Sun Mar 25 15:01:40 CEST 2001 Jan Hubicka <jh@suse.cz>
4081 * i386.md (ashldi3, ashrdi3, lshrdi3): Change predicates to
4083 use ix86_expand_binary_operator
4084 (?sh??i_?): Disable for 64bit.
4085 * i386.h (PREDICATE_CODES): Add shiftdi_operand.
4086 * i386.c (shiftdi_operand): New predicate.
4088 * (ashldi3_1_rex64, ashldi3_cmp_rex64, ashlsi3_1_zext, ashlsi3_cmp_zext,
4089 ashrdi3_63_rex64, ashrdi3_1_one_bit_rex64, ashrdi3_1_rex64,
4090 ashrdi3_one_bit_cmp_rex64, ashrdi3_cmp_rex64, ashrsi3_31_zext,
4091 ashrsi3_1_one_bit_zext, ashrsi3_1_zext, ashrsi3_one_bit_cmp_zext,
4092 ashrsi3_cmp_zext, lshrdi3_1_one_bit_rex64, lshrdi3_1_rex64,
4093 lshrdi3_cmp_one_bit_rex64, lshrdi3_cmp_rex64, lshrsi3_1_one_bit_zext,
4094 lshrsi3_1_zext, lshrsi3_cmp_one_bit_zext, lshrsi3_cmp_zext,
4095 rotlsi3_1_one_bit_rex64, rotldi3_1_rex64,
4096 rotlsi3_1_one_bit_zext, rotlsi3_1_zext, rotrdi3_1_one_bit_rex64,
4097 rotrdi3_1_rex64, rotrsi3_1_one_bit_zext, rotrsi3_1_zext): New patterns.
4098 (rotldi3, rotrdi3): New expanders.
4100 Sun Mar 25 14:25:33 CEST 2001 Jan Hubicka <jh@suse.cz>
4102 * i386.md (movstrsi): Move offline.
4104 (strmovdi_rex64): New.
4105 (strmov?i): Accept 64bit.
4106 (strmov?i_rex64): New.
4107 (strmov?i_rex_1): New.
4108 (strmov?i_1): Disable for 64bit.
4109 (rep_mov?i_rex64): New.
4110 (rep_mov?i): Disable for 64bit.
4111 (clrstrsi): Move offline.
4112 (strset?i_rex64): New.
4113 (strset?i: Accept 64bit.
4114 (rep_stos?i): Disable for 64bit.
4115 (rep_stos?i_rex64): New.
4116 (strset?i_rex_1): New.
4117 (strset?i_1): Disable for 64bit.
4118 (cmpstrsi): Accept 64bit.
4119 (cmpstrsi_nz_1): Rename to cmpstrqi_nz_1; Disable for 64bit.
4120 (cmpstrqi_nz_rex_1): New.
4121 (cmpstrsi_1): Rename to cmpstrqi_1; Disable for 64bit.
4122 (strlensi): Move offline.
4124 (strlenqi_1): Disable for 64bit; fix constraints.
4125 (strlenqi_rex_1): New.
4126 * i386.c (ix86_adjust_counter): New static function.
4127 (ix86_zero_extend_to_Pmode): Likewise.
4128 (ix86_expand_aligntest): Likweise.
4129 (ix86_expand_strlensi_unroll_1): Make static; update for 64bit.
4130 (ix86_expand_movstr): New global function.
4131 (ix86_expand_clrstr): New global function.
4132 (ix86_expand_strlen): New global function.
4133 * i386-protos.h (ix86_expand_movstr, ix86_expand_clrstr,
4134 ix86_expand_strlen): Declare.
4135 (ix86_expand_strlensi_unroll_1): Delete.
4137 Sat Mar 24 23:15:19 CET 2001 Jan Hubicka <jh@suse.cz>
4139 * i386.md (cmpdi): Fix operand predicates.
4140 (cmpdi_ccno_1_rex64, cmpdi_minus_1_rex64, cmpdi_1_rex64,
4141 cmpdi_1_insn_rex64): New patterns.
4142 (adddi3): Turn to expander.
4143 (adddi3_1, adddi3_carry_rex64, adddi3_cc_rex64): New patterns.
4144 (addsi3_carry_zext): New pattern.
4145 (adddi_?_rex64): New patterns and splitters.
4146 (addsi_?_zext): New patterns.
4147 (subsi3_carry_zext): New pattern.
4148 (subdi_?_rex64): New patterns and splitters.
4149 (iorsi_?_zext): New patterns.
4150 (iordi_?_rex64): New patterns and splitters.
4151 (iorsi_?_zext): New patterns.
4152 (iorsi_?_zext_imm): New patterns.
4153 (xorsi_?_zext): New patterns.
4154 (xordi_?_rex64): New patterns and splitters.
4155 (xorsi_?_zext): New patterns.
4156 (negdi*): New patterns.
4157 (one_cmpldi*): Likewise.
4158 (one_cmplsi*_zext, negsi*_zext): Likewise.
4159 (testqi_ext_3_rex64): New pattern.
4161 Sat Mar 24 21:13:28 CET 2001 Jan Hubicka <jh@suse.cz>
4163 * i386-protos.h (ix86_split_long_move): Return void.
4164 * i386.c (ix86_split_to_parts): Handle 64bit target.
4165 (ix86_split_long_move): Likewise.
4166 * i386.md (all calls to ix86_split_long_move): Update.
4168 2001-03-23 Richard Henderson <rth@redhat.com>
4170 * config/mips/iris4.h (ASM_OUTPUT_ASCII): Rename local variables
4171 to avoid shadowing arguments.
4173 2001-03-23 Jakub Jelinek <jakub@redhat.com>
4175 * varasm.c (make_decl_rtl): Don't append var_labelno discriminator
4176 to variable names where DECL_NAME is different from
4177 DECL_ASSEMBLER_NAME.
4179 2001-03-23 Jim Wilson <wilson@redhat.com>
4181 * varasm.c (make_decl_rtl): Add TREE_PUBLIC check to abort test.
4182 (assemble_alias): Call make_decl_rtl.
4184 Fri Mar 23 16:59:08 2001 J"orn Rennecke <amylaar@redhat.com>
4186 * stor-layout.c (layout_type): Give OFFSET_TYPE a MODE_INT type.
4188 2001-03-23 Bryce McKinlay <bryce@albatross.co.nz>
4190 * extend.texi: Document the "java_interface" attribute.
4192 2001-03-22 Zack Weinberg <zackw@stanford.edu>
4194 * mkconfig.sh: Use a subshell with redirected stdout,
4195 instead of closing stdout and confusing commands that run
4196 afterward. Throw away output of cmp.
4198 2001-03-22 Gordon Sadler <gbsadler1@lcisp.com>
4200 * Makefile.in (stage1_build): Pass CFLAGS to stage1_build.
4202 Thu Mar 22 22:15:59 CET 2001 Jan Hubicka <jh@suse.cz>
4204 * i386.md (zero_extendsidi2_32): Break out from ...
4205 (zero_extendsidi2): ... here ; turn to expander.
4206 (zero_extendsidi2_rex64): New.
4207 (extendsidi2_32): Break out from ...
4208 (extendsidi2): ... here ; turn to expander.
4209 (extendsidi2_rex64): New.
4210 (zero_extendhidi2, zero_extendqidi2, extendhidi2, extendqidi2): New.
4211 (trunc?f?f splitters): Add 64bit versions.
4213 Thu Mar 22 21:41:16 CET 2001 Jan Hubicka <jh@suse.cz>
4215 * i386.md (pushsi, pushsi2_prologue): Disable.
4216 (pushsi2_rex64): New.
4217 (movabs?i_1_rex64, movabs?i_2_rex64): New.
4218 (movqi_ext_1): Disable for 64bit.
4219 (movqi_ext_1_rex64): New.
4220 (pushdi2_rex64): New pattern, peep2s and splitter.
4221 (pushdi2_prologue_rex64): New pattern.
4222 (popdi1_epilogue_rex64, popdi1, movdi_xor_rex64, movdi_or_rex64):
4224 (movdi splitters): Disable for 64bit.
4225 (movdi_1_rex64): New pattern, peep2s and splitters.
4226 (swapdi): New pattern.
4227 (pushsf): Disable for 64bit.
4228 (pushsf_rex64): New pattern and splitter.
4229 (pushdf_nointeger): Disable for 64bit.
4230 (pushdf_integer): Handle the 64bit case.
4231 (pushtf): Likewise; update splitters.
4233 2001-03-22 Richard Henderson <rth@redhat.com>
4235 * mkconfig.sh: Include insn-flags.h.
4236 * Makefile.in (CONFIG_H): Include insn-flags.h.
4237 (lots of objects): Remove insn-codes.h and insn-flags.h.
4239 * alias.c, bb-reorder.c, calls.c, do-loop.c, flow.c, haifa-sched.c,
4240 integrate.c, jump.c, loop.c, predict.c, profile.c, reg-stack.c,
4241 regmove.c, reorg.c, a29k/a29k.c, alpha/alpha.c, arc/arc.c, arm/arm.c,
4242 avr/avr.c, clipper/clipper.c, convex/convex.c, d30v/d30v.c,
4243 dsp16xx/dsp16xx.c, fr30/fr30.c, h8300/h8300.c, i370/i370.c,
4244 i386/i386.c, i860/i860.c, ia64/ia64.c, m32r/m32r.c, m68hc11/m68hc11.c,
4245 m68k/m68k.c, m88k/m88k.c, mcore/mcore.c, mn10200/mn10200.c,
4246 mn10300/mn10300.c, ns32k/ns32k.c, pa/pa.c, pdp11/pdp11.c,
4247 pj/pj.c, romp/romp.c, rs6000/rs6000.c, sh/sh.c, sparc/sparc.c,
4248 v850/v850.c, vax/vax.c:
4249 Don't include insn-flags.h.
4251 * diagnostic.c, expr.h, reload.c, toplev.c:
4252 Don't include insn-codes.h.
4254 * builtins.c, combine.c, except.c, explow.c, expmed.c, expr.c,
4255 final.c, function.c, optabs.c, recog.c, reload1.c, stmt.c,
4256 c4x/c4x.c, i960/i960.c, mips/mips.c:
4257 Don't include insn-codes.h or insn-flags.h.
4259 * genemit.c, genopinit.c, genoutput.c: Don't include insn-codes.h
4260 or insn-flags.h in the generated code.
4261 * genflags.c (gen_proto): Use "struct rtx_def *" instead of "rtx".
4262 (main): Forward declare struct rtx_def.
4264 2001-03-22 Joseph S. Myers <jsm28@cam.ac.uk>
4266 * invoke.texi (-ffast-math): Remove duplicate line about
4269 * gcc.texi: Remove more obsolete documentation of bugs and
4270 installation problems.
4272 2001-03-21 Kazu Hirata <kazu@hxi.com>
4274 * config/h8300/h8300.md (movsi_h8300hs): Split the 2nd alternative
4277 2001-03-20 Jason Merrill <jason@redhat.com>
4279 * collect2.c (is_ctor_dtor): Always use '_' in the file fn names,
4281 * tree.c (FILE_FUNCTION_FORMAT): Likewise.
4282 * varasm.c (CHKR_PREFIX): Likewise.
4284 Wed Mar 21 14:27:11 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
4286 * gcse.c (hash_scan_set): An expression is not anticipatible if it
4287 is part of a multi-SET insn.
4289 * cse.c (find_comparison_args): Remove previous change.
4290 * ifcvt.c (noce_process_if_block): When moving an insn, remove any
4293 * config/i386/i386.md (conditional_trap): Remove warning.
4295 * recog.c (push_operand): Fix error in last change that caused
4296 undefined symbol on many targets.
4298 * sdbout.c: #include ggc.h.
4299 (sdbout_init): Move to end of file.
4300 Call ggc_add_tree_root for anonymous_types.
4301 (sdbout_symbol): Use DECL_NAME for local, not DECL_ASSEMBLER_NAME.
4302 (sdbout_one_type): Use DECL_NAME for field name.
4303 * Makefile.in (sdbout.o): Show includes ggc.h.
4305 Wed Mar 21 20:33:26 CET 2001 Jan Hubicka <jh@suse.cz>
4307 * i386.c (override_options): Default ix86_regparm to REGPARM_MAX.
4308 (override_options): Use properlimits for preferred_stack_boundary.
4309 (ix86_valid_type_attribute_p): Disable stdcall and cdecl attributes
4311 (ext_register_operand): Accept DImode.
4312 (load_pic_register): Abort on 64bit.
4313 (gen_push): Use Pmode instead of SImode.
4314 (ix86_save_reg): Pic reg is never used on 64bit.
4315 (ix86_expand_prologue): Likewise.
4316 (ix86_emit_save_regs): Use Pmode instead of SImode.
4317 (legitimate_address_p): Check displacement for 64bit.
4318 (print_operand): Avoid outputting of (%rip) on 64bit.
4319 (print_operand_address): Output (%rip) where possible.
4320 (split_di): Abort on 64bit registers.
4321 (ix86_expand_branch): DImode comparison is simple for x86_64.
4322 (memory_address_length): Recognize memory addresses formed using
4324 (ix86_data_alignment, ix86_local_alignment): Align arrays to 16 bytes
4326 * i386.h (TARGET_USE_SAHF): Disable for 64bit.
4328 Wed Mar 21 18:51:19 CET 2001 Jan Hubicka <jh@suse.cz>
4330 * recog.c (push_operand): Recognize new format of push instructions.
4332 Wed Mar 21 10:53:57 CET 2001 Jan Hubicka <jh@suse.cz>
4334 * i386.md (pushqi1): New.
4335 * i386-protos.h (x86_64_general_operand, x86_64_szext_general_operand,
4336 x86_64_nonmemory_operand, x86_64_szext_nonmemory_operand,
4337 x86_64_immediate_operand, x86_64_immediate_operand,
4338 x86_64_zext_immediate_operand): Declare.
4339 * i386.c (x86_64_general_operand, x86_64_szext_general_operand,
4340 x86_64_nonmemory_operand, x86_64_szext_nonmemory_operand,
4341 x86_64_immediate_operand, x86_64_immediate_operand,
4342 x86_64_zext_immediate_operand): define.
4343 * i386.h (PREDICATE_CODES): Add new predicates.
4345 Wed Mar 21 10:25:13 CET 2001 Jan Hubicka <jh@suse.cz>
4347 * i386.md (pophi1, popqi1, pushqi1): Remove.
4349 * expr.c (emit_single_push_insn): New function.
4350 (move_by_pieces): Accept NULL as destination for push instructions.
4351 (gen_push_operand): Kill.
4352 (emit_push_insn): Pass NULL when pushing; avoid updating of
4353 stack_pointer_delta.
4354 * expr.h (gen_push_operand): Kill.
4356 Tue Mar 20 20:15:06 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
4358 * rtl.texi (COMPARE): Clarify documentation and reference section
4361 2001-03-20 Stan Shebs <shebs@apple.com>
4363 * objc/objc-act.c (get_static_reference): Use NULL_TREE.
4364 (get_object_reference): Ditto.
4365 (error_with_ivar): Use error_with_file_and_line.
4366 (warn_with_method): Use warning_with_file_and_line.
4368 2001-03-20 Tom Tromey <tromey@redhat.com>
4370 * libgcc-std.ver: Added __fixunssfsi and __fixunsdfsi.
4372 2001-03-20 Mark Mitchell <mark@codesourcery.com>
4374 * tree.c (set_decl_assembler_name): Set DECL_ASSEMBLER_NAME for
4375 variables that are TREE_PUBLIC, even if not TREE_STATIC.
4377 2001-03-20 DJ Delorie <dj@redhat.com>
4379 * Makefile.in (install-libgcc): Pass complete list of variables.
4380 (install-multilib): Ditto.
4382 2001-03-20 David Billinghurst <David.Billinghurst@riotinto.com>
4384 * config/i386/cygwin.h: Declare ctor_section, dtor_section
4385 drectve_section, switch_to_section.
4387 * winnt.c: Declare functions associated_type, gen_stdcall_suffix,
4388 i386_pe_dllexport_p, i386_pe_dllimport_p, i386_pe_mark_dllexport,
4389 i386_pe_mark_dllimport.
4391 2001-03-20 David Billinghurst <David.Billinghurst@riotinto.com>
4393 * config/i386/cygwin.h: Include <stdio.h> Declare and constify
4394 functions i386_pe_*.
4396 * config/i386/winnt.c: Include "tm_p.h" and "toplev.h" Constify
4397 i386_pe_* functions with char * arguments.
4399 2001-03-20 Alexandre Oliva <aoliva@redhat.com>
4401 * config/sh/sh.md (movsf_ie): Fix output patterns for fpul load
4403 (movsi_ie): Introduce fpul store.
4405 2001-03-20 Alan Modra <alan@linuxcare.com.au>
4407 * Makefile.in (OBJS): Remove hashtab.o.
4409 2001-03-19 Stan Shebs <shebs@apple.com>
4411 * objc/objc-act.c (maybe_objc_method_name): Remove, never called.
4412 * c-lang.c (maybe_objc_method_name): Ditto.
4413 * c-tree.h (maybe_objc_method_name): Remove decl.
4415 2001-03-19 Tom Tromey <tromey@redhat.com>
4417 * gcc.c (init_gcc_specs): Fix comment.
4419 2001-03-19 Mark Mitchell <mark@codesourcery.com>
4421 Compute DECL_ASSEMBLER_NAME lazily.
4422 * tree.h (DECL_ASSEMBLER_NAME): Compute it lazily.
4423 (DECL_ASSEMBLER_NAME_SET_P): New macro.
4424 (SET_DECL_ASSEMBLER_NAME): Likewise.
4425 (COPY_DECL_ASSEMBLER_NAME): Likewise.
4426 (set_decl_assembler_name): Declare.
4427 (lang_set_decl_assembler_name): Likewise.
4428 * tree.c (lang_set_decl_assembler_name): New variab.e
4429 (set_decl_assembler_name): New function.
4430 (init_obstacks): Set lang_set_decl_assembler_name.
4431 (build_decl): Don't set DECL_ASSEMBLER_NAME.
4432 * c-decl.c (duplicate_decls): Use SET_DECL_ASSEMBLER_NAME,
4433 COPY_DECL_ASSEMBLER_NAME, etc. Don't set DECL_ASSEMBLER_NAME
4434 where it's not necessary.
4435 (builtin_function): Likewise.
4436 (finish_decl): Likewise.
4437 * dbxout.c (dbxout_type_methods): Likewise.
4438 * ggc-common.c (ggc_mark_trees): Likewise.
4439 * profile.c (output_func_start_profiler): Likewise.
4440 * varasm.c (make_decl_rtl): Likewise.
4442 * cse.c (find_comparison_args): Update documentation. Fix
4443 mishandling of COMPARE operations.
4445 * tree.def (ABS_EXPR): Add documentation.
4446 * fold-const.c (fold): Improve folding of ABS_EXPRs.
4448 2001-03-19 Zack Weinberg <zackw@stanford.edu>
4450 * Makefile.in (hash.o): Depend on $(GCONFIG_H), not $(CONFIG_H).
4452 2001-03-19 Jakub Jelinek <jakub@redhat.com>
4454 * crtstuff.c (init_dummy): Use CRT_END_INIT_DUMMY if defined.
4455 Remove ia32 linux PIC kludge and move it...
4456 * config/i386/linux.h (CRT_END_INIT_DUMMY): ...here.
4458 Mon Mar 19 18:53:54 CET 2001 Jan Hubicka <jh@suse.cz>
4460 * i386.md (absdf2 expander): Fix 64bit case.
4462 2001-03-19 Brad Lucier <lucier@math.purdue.edu>
4464 * Makefile.in: Have splay-tree.o depend on $(GCONFIG_H).
4466 2001-03-16 Andrew Haley <aph@cambridge.redhat.com>
4468 * config/ia64/libgcc-ia64.ver: Add __ia64_backtrace.
4470 2001-03-19 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
4472 * README.X11: Remove obsolete file.
4474 2001-03-18 Anthony Green <green@redhat.com>
4476 * config/pj/pj.h: Remove some trailing commas.
4477 (ASM_SPEC): Use -EB and -EL, not -mb and -ml.
4479 2001-03-18 Richard Henderson <rth@redhat.com>
4481 * defaults.h (ACCUMULATE_OUTGOING_ARGS, PUSH_ARGS): Move from ...
4482 * calls.c: ... here.
4483 * combine.c, expr.c, final.c, function.c toplev.c: Don't provide
4484 defaults for them here.
4486 2001-03-17 Anthony Green <green@redhat.com>
4488 * config/pj/lib1funcs.S: Fix broken comment.
4489 * config/pj/pj.h (LOCAL_LABEL_PREFIX): Prefix internal
4492 2001-03-18 Joseph S. Myers <jsm28@cam.ac.uk>
4494 * gcc.texi: Remove obsolete information relating to build and
4495 installation problems with enquire or the Pyramid C compiler.
4497 2001-03-17 Richard Henderson <rth@redhat.com>
4499 * dwarf2out.c (queue_reg_save): New.
4500 (flush_queued_reg_saves, clobbers_queued_reg_save): New.
4501 (dwarf2out_frame_debug_expr): Call queue_reg_save instead of
4503 (dwarf2out_frame_debug): Call flush_queued_reg_saves when needed.
4504 (cfa, cfa_store, cfa_temp): Make static.
4505 * final.c (final_scan_insn): Always call dwarf2out_frame_debug.
4507 2001-03-17 Richard Henderson <rth@redhat.com>
4509 * integrate.h (struct inline_remap): Add local_return_label.
4510 * integrate.c (expand_inline_function): Initialize it and emit
4511 it after copy_insn_notes.
4512 (copy_insn_list): Don't store local_return_label here.
4513 (copy_insn_notes): New function split out from copy_insn_list.
4515 2001-03-17 Richard Henderson <rth@redhat.com>
4517 * dwarf2out.c (lookup_filename): Emit .file if the assembler
4518 is generating .debug_line.
4519 (dwarf2out_init): Add main_input_filename to the file table first.
4520 * configure.in (as_dwarf2_debug_line): Test with file number 1
4521 instead of file number 0.
4523 Sat Mar 17 11:52:34 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
4525 * combine.c (undobuf): Remove field previous_undos; all refs deleted.
4526 (gen_rtx_combine): Deleted; all references changed as appropriate.
4527 (gen_unary): Deleted; all refs changed to call simplify_gen_unary.
4529 * print-tree.c (print_node): Print DECL_NONADDRESSABLE_P.
4531 2001-03-17 David Billinghurst <David.Billinghurst@riotinto.com>
4533 * config/i386/xm-cygwin.h: Include <sys/cygwin.h. Remove unused
4536 2001-03-16 Jim Wilson <wilson@redhat.com>
4538 * config/ia64/ia64.c (ia64_compute_frame_size): If reg_fp is zero,
4539 then set it to LOC_REG (79) instead of aborting.
4541 2001-03-16 Phil Edwards <pme@sources.redhat.com>
4543 * gccbug.in: Remove high priority.
4545 2001-03-16 Richard Henerson <rth@redhat.com>
4547 * aclocal.m4 (gcc_AC_EXAMINE_OBJECT): Substitute leading od
4548 output with a space instead of deleting it.
4549 * configure: Regenerate.
4551 2001-03-16 Zack Weinberg <zackw@stanford.edu>
4553 * aclocal.m4 (gcc_AC_EXAMINE_OBJECT): New utility macro which
4554 handles the gory details of converting an object file into
4555 something that's safe to grep.
4556 (gcc_AC_C_COMPILE_BIGENDIAN): Rename to
4557 gcc_AC_C_COMPILE_ENDIAN. Use gcc_AC_EXAMINE_OBJECT. Put
4558 newlines at either end of the string we're looking for.
4559 Make 'checking ...' message less stilted.
4560 (gcc_AC_C_FLOAT_FORMAT): Use gcc_AC_EXAMINE_OBJECT. Handle
4561 ARM in-memory layout and its hypothetical converse. Don't
4562 define HOST_FLOAT_WORDS_BIG_ENDIAN unless it's different from
4563 HOST_WORDS_BIG_ENDIAN.
4565 * configure.in: Adjust for renamed macro. Move
4566 gcc_AC_C_FLOAT_FORMAT below gcc_AC_C_COMPILE_ENDIAN.
4567 * configure, config.in: Regenerate.
4569 2001-03-16 Laurynas Biveinis <lauras@softhome.net>
4571 * fixinc/Makefile.in: Set SHELL.
4573 2001-03-16 Laurynas Biveinis <lauras@softhome.net>
4575 * fixinc/fixincl.c (fix_with_system): Quote file names before
4576 passing them to shell.
4578 2001-03-16 Laurynas Biveinis <lauras@softhome.net>
4580 * Makefile.in: Use fix-header$(build_exeext) instead
4583 2001-03-16 Richard Henderson <rth@redhat.com>
4585 * dwarf2out.c: Revert most of 2000-11-25 and 2001-01-24 changes.
4586 (LN_PROLOG_AS_LABEL, LN_PROLOG_END_LABEL): New.
4587 (size_of_line_prolog): Remove.
4588 (output_line_info): Compute prologue size via label difference.
4589 (lookup_filename): Return "unspecified" for <internal> and <built-in>.
4591 * configure.in (HAVE_AS_DWARF2_DEBUG_LINE): Require that the
4592 assembler error when redefining file numbers.
4593 * config.in, configure: Rebuild.
4595 * dwarf2asm.c (dw2_asm_output_data): Mask data to the output size.
4596 (dw2_asm_output_data_uleb128): Use space not tab after .uleb128.
4597 (dw2_asm_output_delta_uleb128): Likewise.
4598 (dw2_asm_output_delta_sleb128): Similarly.
4599 (dw2_asm_output_data_sleb128): Similarly. Print number in decimal.
4601 2001-03-16 Michael Meissner <meissner@redhat.com>
4603 * mips.h (BITMASK_HIGH): Replacement for 0x80000000 that avoids
4605 (BITMASK_UPPER16): Replacement for 0xffff0000 that avoids
4607 (BITMASK_LOWER16): Replacement for 0x0000ffff.
4609 * mips.c (save_restore_insns): Use BITMASK_UPPER16/BITMASK_LOWER16
4610 instead of 0xffff0000/0x0000ffff to avoid warnings about constants
4611 being unsigned in ISO C and signed in traditional.
4612 (expand_prologue): Ditto.
4613 (RA_MASK): Use BITMASK_HIGH to avoid warnings.
4615 * mips.md (divmodsi4,divmodsi4): Use BITMASK_HIGH to avoid
4617 (divsi3,divdi3): Ditto.
4618 (modsi3,moddi3): Ditto.
4619 (fix_truncdfsi2,fix_truncdfdi2): Ditto.
4620 (fix_truncsfsi2,fix_truncsfdi2): Ditto.
4621 (movsi split): Use BITMASK_UPPER16/BITMASK_LOWER16 to avoid
4624 Fri Mar 16 14:47:57 CET 2001 Jan Hubicka <jh@suse.cz>
4626 * i386.c (ix86_expand_fp_movcc): Do not attempt to construct
4627 SSE based conditional moves on LTGT/UNEQ conditions;
4628 Canonicalize EQ to NE.
4629 * i386.md (sse_mov?fcc): Disallow EQ and NE in IEEE mode.
4630 (sse_mov?fcc_ne): New.
4632 * i386-protos.h (sign_extended_value, zero_extended_value): Declare.
4634 2001-03-16 Alexandre Oliva <aoliva@redhat.com>
4636 * config/sh/sh.c (sh_expand_prologue): Insns that set up the PIC
4637 register may be dead.
4639 2001-03-16 Brad Lucier <lucier@math.purdue.edu>
4641 * Makefile.in (hash.o): Depend on CONFIG_H.
4643 2001-03-15 Mark Mitchell <mark@codesourcery.com>
4645 * dwarf2out.c (rtl_for_decl_location): Use DECL_RTL_IF_SET.
4647 2001-03-15 Richard Henderson <rth@redhat.com>
4649 * config/ia64/ia64.h (ASM_OUTPUT_DWARF_OFFSET): New.
4650 (ASM_OUTPUT_DWARF_PCREL): New.
4651 * config/ia64/hpux.h (ASM_OUTPUT_DWARF_OFFSET): Remove.
4653 2001-03-16 Alexandre Oliva <aoliva@redhat.com>
4655 * cppfiles.c (stack_include_file): Use MAX of sysp.
4657 2001-03-15 Steve Ellcey <sje@cup.hp.com>
4659 * config.gcc (ia64*-*-hpux*): New case.
4660 * config/ia64/hpux.h: New file for HP-UX support.
4661 * config/ia64/t-hpux: New file for HP-UX support.
4663 2001-03-16 Bruce Korb <bkorb@gnu.org>, Alexandre Oliva <aoliva@redhat.com>
4665 * fixinc/inclhack.def (irix_stdio_va_list): New.
4666 * fixinc/fixincl.x: Rebuilt.
4668 2001-03-15 Richard Henderson <rth@redhat.com>
4670 * dwarf2asm.c (dw2_asm_output_offset): Use ASM_OUTPUT_DWARF_OFFSET
4671 if provided by the target.
4672 (dw2_asm_output_pcrel): Likewise with ASM_OUTPUT_DWARF_PCREL.
4673 (dw2_asm_output_addr): New.
4674 * dwarf2asm.h (dw2_asm_output_addr): Declare.
4675 * dwarf2out.c (output_cfi): Use it for program addresses.
4676 (output_call_frame_info, output_die): Likewise.
4677 (output_aranges, output_line_info): Likewise.
4679 2001-03-15 Bruce Korb <bkorb@gnu.org>
4681 * gcc.c(main): make more rigorous
4682 * collect2.c(main): guard against ignoring SIGCHLD
4683 * protoize.c(main): ditto
4684 * gcc/fixinc/fixincl.c(initialize): ditto
4686 2001-03-15 Mark Mitchell <mark@codesourcery.com>
4688 * sdbout.c (sdbout_symbol): Use DECL_RTL_SET_P, SET_DECL_RTL.
4689 (sdbout_parms): Likewise.
4691 Thu Mar 15 12:57:14 2001 Jeffrey A Law (law@cygnus.com)
4693 * reload1.c (reload_cse_simplify_set): For LOAD_EXTEND_OP, do not
4694 "widen" a destination that is already wider than a word. Also do
4695 not widen if LOAD_EXTEND_OP is NIL for the given mode.
4697 2001-03-15 Bernd Schmidt <bernds@redhat.com>
4699 * config/ia64/ia64.c (ia64_sched_reorder): Remove debugging aids.
4701 Thu Mar 15 11:30:31 EST 2001 John Wehle (john@feith.com)
4703 * i960.h (ROUND_TYPE_SIZE_UNIT): Fix typo.
4705 Thu Mar 15 11:24:29 EST 2001 John Wehle (john@feith.com)
4707 * i960.h (i960_maxbitalignment,
4708 i960_last_maxbitalignment): Declare.
4709 * i960.c (i960_maxbitalignment,
4710 i960_last_maxbitalignment): Make global.
4711 (process_pragma): Delete.
4712 (i960_pr_align, i960_pr_noalign): Move from here ...
4713 * i960-c.c: ... to this new file.
4714 * t-960bare (i960-c.o): New rule.
4715 * t-vxworks960 (i960-c.o): Likewise.
4716 * config.gcc (i960-*-*): Define c_target_objs and
4719 2001-03-15 Bernd Schmidt <bernds@redhat.com>
4721 * cselib.c (hash_rtx): For REG and MEM, just use value of expression
4722 without adding in rtx code and mode.
4724 * alias.c (init_alias_analysis): Don't use any rtx whose value
4725 varies as a known value.
4726 Delete a superfluous test.
4728 * config/ia64/ia64.c (maybe_rotate): New function, broken out of
4730 (ia64_sched_reorder): Call maybe_rotate; also rotate after
4731 scheduling a stop bit.
4732 (ia64_emit_nops): Correctly handle ASMs.
4734 2001-03-15 Mark Mitchell <mark@codesourcery.com>
4736 * varasm.c (assemble_variable): Use DECL_RTL_SET_P.
4738 2001-03-15 Neil Booth <neil@daikokuya.demon.co.uk>
4740 * cpp.texi: Update documentation for -include and -imacros.
4741 * cppfiles.c (struct include_file): Remove "defined" memeber.
4742 (find_or_create_entry): Make a copy of the file name, and
4744 (open_file): Update to ensure we use the simplified filename.
4745 (stack_include_file): Don't set search_from.
4746 (cpp_included): Don't simplify the path name here.
4747 (find_include_file): New prototype. Call search_from to
4748 get the start of the "" include chain. Don't simplify the
4750 (_cpp_execute_include): New prototype. Move diagnostics to
4751 do_include_common. Update.
4752 (_cpp_pop_file_buffer): Don't set defined.
4753 (search_from): New prototype. Use the preprocessor's cwd
4754 for files included from the command line.
4755 (read_name_map): Don't simplify the pathname here.
4756 * cpphash.h (enum include_type): New.
4757 (struct buffer): Delete search from. New search_cached.
4758 (_cpp_execute_include): Update prototype.
4759 * cppinit.c (do_includes): Use _cpp_execute_include.
4760 * cpplib.c (do_include_common): New function.
4761 (do_include, do_include_next, do_import): Use it.
4763 2001-03-14 Mark Mitchell <mark@codesourcery.com>
4765 * varasm.c (assemble_alias): Use DECL_ASSEMBLER_NAME, not the
4766 contents of the RTL, to determine the name of the object.
4768 2001-03-14 Mark Mitchell <mark@codesourcery.com>
4770 * tree.h (DECL_RTL): Allocate RTL lazily.
4771 (SET_DECL_RTL): New macro.
4772 (DECL_RTL_SET_P): Likewise.
4773 (COPY_DECL_RTL): Likewise.
4774 (DECL_RTL_IF_SET): Likewise.
4775 * varasm.c (make_decl_rtl): Add assertions about the kind of
4776 declaration we are processing.
4777 * c-decl.c (duplicate_decls): Use COPY_DECL_RTL, DECL_RTL_SET_P, etc.
4778 (start_decl): Likewise.
4779 (finish_decl): Likewise.
4780 * c-semantics.c (emit_local_var): Likewise.
4781 * calls.c (expand_call): Likewise.
4782 * dbxout.c (dbxout_symbol): Likewise.
4783 * emit-rtl.c (unshare_all_rtl): Likewise.
4784 (unshare_all_decls): Likewise.
4785 (reset_used_decls): Likewise.
4786 * expr.c (store_constructor): Likewise.
4787 (safe_from_p): Likewise.
4788 (expand_expr): Likewise.
4789 * function.c (put_var_into_stack): Likewise.
4790 (instantiate_decls_1): Likewise.
4791 (assign_parms): Likewise.
4792 (expand_function_start): Likewise.
4793 (expand_function_end): Likewise.
4794 * ggc-common.c (gcc_mark_trees): Likewise.
4795 * integrate.c (function_cannot_inline_p): Likewise.
4796 (copy_decl_for_inlining): Likewise.
4797 (expand_inline_function): Likewise.
4798 (integrate_parm_decls): Likewise.
4799 (integrate_decl_tree): Likewise.
4800 * print-tree.c (print_node): Likewise.
4801 * reg-stack.c (stack_result): Likewise.
4802 * stmt.c (label_rtx): Likewise.
4803 (expand_return): Likewise.
4804 (expand_decl): Likewise.
4805 (expand_decl_cleanup): Likewise.
4806 (expand_anon_union_decl): Likewise.
4807 * toplev.c (check_global_declarations): Likewise.
4808 (rest_of_decl_compilation): Likewise.
4809 * tree.c (simple_cst_equal): Likewise.
4810 * objc/objc-act.c (generate_static_references): Likewise.
4812 2001-03-14 Zack Weinberg <zackw@stanford.edu>
4814 * aclocal.m4 (gcc_AC_C_CHARSET, gcc_AC_C_COMPILE_BIGENDIAN,
4815 gcc_AC_C_FLOAT_FORMAT): New macros.
4816 * configure.in: Add AC_PROG_CPP after CC tests;
4817 gcc_AC_C_CHARSET and gcc_AC_C_FLOAT_FORMAT after the sizeof
4818 tests; and gcc_AC_C_COMPILE_BIGENDIAN after gcc_AC_C_CHAR_BIT.
4819 * configure, config.in: Regenerate.
4821 * config/a29k/xm-a29k.h, config/arc/xm-arc.h,
4822 config/arm/xm-arm.h, config/c4x/xm-c4x.h,
4823 config/convex/xm-convex.h, config/d30v/xm-d30v.h,
4824 config/i370/xm-linux.h, config/i370/xm-oe.h,
4825 config/ia64/xm-ia64.h, config/m32r/xm-m32r.h,
4826 config/m68k/xm-m68k.h, config/mips/xm-mips.h,
4827 config/pa/xm-linux.h, config/pa/xm-pa.h,
4828 config/rs6000/xm-lynx.h, config/rs6000/xm-mach.h,
4829 config/rs6000/xm-rs6000.h, config/rs6000/xm-sysv4.h,
4830 config/sparc/xm-sparc.h, config/vax/xm-vax.h,
4831 config/we32k/xm-we32k.h: Delete.
4833 * config/i370/xm-mvs.h, config/m88k/m88k.h,
4834 config/romp/xm-romp.h, config/rs6000/xm-beos.h,
4835 config/vax/xm-vms.h: Don't define any of:
4836 HOST_FLOAT_FORMAT, HOST_EBCDIC, HOST_WORDS_BIG_ENDIAN
4838 * config/rs6000/aix.h: Define COLLECT_EXPORT_LIST here.
4840 * config.gcc: Remove references to deleted files.
4841 (i370-*-opened*): Use i370/xm-mvs.h (which now defines only
4842 FATAL_EXIT_CODE, which is the same between oe and mvs).
4844 2001-03-14 DJ Delorie <dj@redhat.com>
4845 Vladimir Makarov <vmakarov@redhat.com>
4847 * config/i960/i960.c (i960_function_prologue): Compute size of
4848 frame according to number of registers actually saved there.
4850 2001-03-14 Richard Henderson <rth@redhat.com>
4852 * expr.c (emit_move_insn_1): Fix else if around #endif.
4854 Wed Mar 14 22:39:12 CET 2001 Jan Hubicka <jh@suse.cz>
4857 * md.texi (machine constraints): Document 'Q', 'R', 'e' and 'Z'
4860 Wed Mar 14 22:26:10 CET 2001 Jan Hubicka <jh@suse.cz>
4862 * i386.c (ix86_cmodel_string, ix86_cmodel): Define.
4863 (override_options): Parse cmodel string.
4864 (x86_64_sign_extended_value, x86_64_zero_extended_value): New.
4865 * i386.h (TARGET_OPTIONS): Add "cmodel".
4866 (EXTRA_CONSTRAINT): Recognize 'e' and 'Z'.
4868 (ix86_cmodel_string, ix86_cmodel): Declare.
4870 Wed Mar 14 22:26:54 CET 2001 Jan Hubicka <jh@suse.cz>
4873 * i386.h (GENERAL_REG_P): Add missing REG_P.
4875 2001-03-14 Laurynas Biveinis <lauras@softhome.net>
4877 * configure.in: Use $gcc_cv_as instead of $as.
4878 * configure: Regenerated.
4880 2001-03-14 Neil Booth <neil@daikokuya.demon.co.uk>
4882 * cppfiles.c (stack_include_file): Only increase the include
4883 count if we actually process the file properly, as opposed
4884 to treating it as length zero. Only call read_include_file
4885 if not DO_NOT_REREAD. Handle the -H include file output
4887 (read_include_file): Remove now redundant DO_NOT_REREAD check.
4888 (cpp_included, find_include_file): Simplify pathnames after
4889 remapping them. If remapping, don't use the remapped file
4890 name's buffer as our scratch buffer.
4891 (cpp_pop_file_buffer): Replace the multiple include macro
4892 only if it isn't yet set.
4893 (read_name_map): Simplify remapped names when reading in.
4894 (remap_filename): Move code to code path that uses it.
4895 (_cpp_simplify_pathname): Return the input pointer.
4896 * cpphash.h (_cpp_simplify_pathname): Update prototype.
4898 2001-03-14 Mark Mitchell <mark@codesourcery.com>
4900 * expr.c (expand_expr): Revove bogus conditional.
4902 Wed Mar 14 19:29:50 CET 2001 Jan Hubicka <jh@suse.cz>
4904 * expr.c (emit_move_insn_1): Guard PUSH_ROUNDING use by ifdef.
4906 2001-03-14 Jakub Jelinek <jakub@redhat.com>
4908 * reg-stack.c (stack_result): Unconditionally use
4909 FUNCTION_OUTGOING_VALUE resp. FUNCTION_VALUE.
4911 Wed Mar 14 16:36:25 CET 2001 Jan Hubicka <jh@suse.cz>
4913 * expr.c (emit_move_insn_1): Split push of complex value when
4914 no suitable push instruction exist.
4916 * i386.md (QImode move/add/shift patterns): Use ANY_QI_REG_P
4917 instead of QI_REG_P.
4919 Tue Mar 13 22:22:04 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
4921 * alias.c (handled_component_p, can_address_p): New functions.
4922 (get_alias_set): Use them.
4924 2001-03-13 Jim Wilson <wilson@redhat.com>
4926 * config/ia64/ia64.c (find_gr_spill): Subtract frame_pointer_needed
4927 from 80 in try_locals code.
4928 (ia64_expand_prologue): Add comment pointing to find_gr_spill change.
4930 2001-03-13 Zack Weinberg <zackw@stanford.edu>
4932 * aclocal.m4 (gcc_AC_COMPILE_CHECK_SIZEOF, gcc_AC_C_CHAR_BIT,
4933 gcc_AC_C_LONG_LONG): New.
4934 * configure.in: Use them. Probe the size of short, int, long,
4935 and long long/__int64 if we have them. Move all the AC_C_*
4936 checks together, except gcc_AC_C_CHAR_BIT which has to go
4937 after AC_CHECK_HEADERS(limits.h).
4938 Take hwint.h out of host_xm_file and build_xm_file.
4940 * hwint.h: Unconditionally define HOST_BITS_PER_CHAR,
4941 HOST_BITS_PER_SHORT, HOST_BITS_PER_INT, HOST_BITS_PER_LONG,
4942 and HOST_BITS_PER_LONGLONG in terms of SIZEOF_* and CHAR_BIT.
4943 Move the HOST_WIDEST_INT setup logic here from system.h.
4944 Provide HOST_WIDEST_INT even if HOST_BITS_PER_LONGLONG is not
4946 * system.h: Include hwint.h after limits.h. HOST_WIDEST_INT
4947 is now handled by hwint.h.
4949 * config/alpha/xm-alpha-interix.h, config/alpha/xm-vms.h,
4950 config/c4x/xm-c4x.h, config/i370/xm-oe.h,
4951 config/ia64/xm-ia64.h: Don't define any of:
4952 HOST_BITS_PER_LONG, HOST_BITS_PER_CHAR, HOST_BITS_PER_SHORT,
4953 HOST_BITS_PER_LONGLONG.
4955 * config/alpha/xm-alpha.h, config/dsp16xx/xm-dsp16xx.h,
4956 config/h8300/xm-h8300.h, config/mips/iris6.h,
4957 config/mn10200/xm-mn10200.h, config/pa/xm-pa64hpux.h,
4958 config/sparc/xm-sp64.h: Delete.
4959 * config.gcc: Remove references to deleted files.
4961 * config/arm/xm-arm.h, config/mips/xm-mips.h: Don't define
4962 HOST_FLOAT_FORMAT to IEEE_FLOAT_FORMAT.
4963 * config/i370/xm-linux.h: Clarify floating-point situation in
4966 2001-03-13 Neil Booth <neil@daikokuya.demon.co.uk>
4968 * cppfiles.c (NO_INCLUDE_PATH): New macro.
4969 (find_include_file): Decide here which part of the include
4970 chain to start the search. Complain about an empty include
4971 chain in all cases apart from an abolsute file name.
4972 (_cpp_execute_include): Don't choose the search chain here.
4973 Don't call handle_missing_include in the case of an empty
4975 (_cpp_compare_file_date): Don't choose the search chain here.
4976 * cpplib.c (do_include_next): Move the in-main-file diagnostic
4977 here from _cpp_execute_include. Behave like #include if
4978 we're in the main file.
4980 2001-03-13 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4982 * system.h (malloc, realloc, calloc, strdup): Only poison these
4983 tokens when IN_GCC is defined.
4985 Tue Mar 13 14:38:44 CET 2001 Jan Hubicka <jh@suse.cz>
4987 * i386.md (abs?f expander): Support SSE case.
4988 (abd?f_if): Add new "USE"; add splitters.
4990 2001-03-13 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4992 * cpp.texi (poison): Explain the macro expansion exception.
4994 2001-03-13 Jakub Jelinek <jakub@redhat.com>
4996 * expr.c (store_expr): Add dont_store_target. If temp is already in
4997 target before copying to reg, don't store it into target again.
4999 2001-03-12 Neil Booth <neil@daikokuya.demon.co.uk>
5001 * cppinternals.texi: Update for file handling.
5003 2001-03-12 Jeffrey Oldham <oldham@codesourcery.com>
5005 * emit-rtl.c (remove_unnecessary_notes): Reverse Richard Kenner's
5006 2001-02-24 which broke building the Java library.
5007 * function.c (identify_blocks): Likewise.
5008 (all_blocks): Likewise.
5009 * integrate.c (integrate_decl_tree): Likewise.
5010 * print-tree.c (print_node): Likewise.
5011 * tree.h (BLOCK_NUMBER): Likewise.
5012 (struct tree_block): Likewise.
5014 2001-03-12 David Edelsohn <edelsohn@gnu.org>
5016 * rs6000/aix51.h (CPP_SPEC, CPLUSPLUS_CPP_SPEC): Fix typo in
5017 __WCHAR_TYPE__ definition.
5018 (WCHAR_TYPE_SIZE): #undef before #define.
5020 2001-03-12 Neil Booth <neil@daikokuya.demon.co.uk>
5022 * cppfiles.c: Update comments.
5023 (destroy_include_file_node): Rename destroy_node.
5024 (find_or_create_entry): New function.
5025 (open_file, _cpp_fake_include): Use it.
5026 (handle_missing_header): New function, broken out of
5027 _cpp_execute include. Don't segfault if there is no
5028 system or quoted path.
5029 (_cpp_execute_include): Use handle_missing_header.
5031 2001-03-12 Jeffrey Oldham <oldham@codesourcery.com>
5033 * jump.c (reversed_comparison_code_parts): Reverse Jan Hubricka's
5034 2001-02-28 patch because it breaks arm-linux and mips-sgi-irix6.5.
5036 Mon Mar 12 14:05:32 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
5038 * flow.c (insn_dead_p): Don't consider two memrefs equivalent
5039 unless anti_dependence says they are.
5040 * alias.c (objects_must_conflict): If neither has a type specified,
5043 2001-03-12 Neil Booth <neil@daikokuya.demon.co.uk>
5044 David Billinghurst <David.Billinghurst@riotinto.com>
5046 * config/mips/iris5.h: Change WCHAR_TYPE to int.
5048 Mon Mar 12 16:32:21 CET 2001 Jan Hubicka <jh@suse.cz>
5050 * i386.md (trunctfdf2_2): Rename missnamed pattern.
5051 (*_one_bit): Remove type on the match_operand in attributes.
5053 Mon Mar 12 16:27:56 CET 2001 Jan Hubicka <jh@suse.cz>
5055 * i386.c: Commit forgotten hunk in previous patch.
5056 (regclass_map): Add extended registers.
5057 (dbx_register_map): Add missing frame register.
5059 Mon Mar 12 15:41:08 CET 2001 Jan Hubicka <jh@suse.cz>
5061 * i386.md (all XFmode patterns except swapxf): Disable for 64bit.
5063 * i386.md (x86_sahf_1): Disable for 64bit.
5064 (popsi*, pophi*): Likewise.
5065 (pushqi, pushhi): Likewise.
5066 (movdi, pushdi): Likewise.
5067 (zero extend DImode splitter): Likewise.
5068 (adddi, minusdi splitter): Likewise.
5069 (umulsidi): Likewise.
5071 (mulsidi): Disable for 64bit
5072 (lshift:DI/ashift:DI): Disable for 64bit.
5073 (loop patterns): Likewise.
5074 (call_pop, call_value_pop expanders and patterns): Likewise.
5075 (prologue_get_pc): Likewise.
5077 (fcmovDI pattern and splitter): Likewise.
5078 (movdfcc_1_rex64): New.
5080 Mon Mar 12 15:16:36 CET 2001 Jan Hubicka <jh@suse.cz>
5082 * i386.h (VALID_FP_MODE_P): XFmode is invalid on x86_64.
5083 (MODES_TIEABLE_P): QImodes and DImodes are tiable on x86_64.
5084 (HARD_REGNO_CALLER_SAVE_MODE): Save QImodes as QImodes for x86_64.
5085 (STATIC_CHAIN_REGNUM): Set to r10 for x86_64.
5086 (PIC_OFFSET_TABLE_REGNUM): Set to INVALID_REGNUM for x86_64.
5087 (LIMIT_RELOAD_CLASS): Avoid limiting of QImodes on x86_64.
5088 (SECONDARY_OUTPUT_RELOAD_CLASS): No need to QImodes.
5089 (PUSH_ROUNDING): x86_64 rounds to 64bits.
5090 (CONSTANT_ADDRESS_P): Accept CONST_DOUBLE.
5091 (REGPARM_MAX): Set to 6 for x86_64.
5092 (SSE_REGPARM_MAX): Set to 16 for x86_64.
5093 * i386.c (hard_regno_mode_ok): QImodes can be in all general purpose
5096 * (patterns that does use upper halves): Update constraints
5097 'q' to 'Q' and 'r' to 'R'.
5098 (cmpqi_ext_1): Disable for 64bit.
5099 (cmpqi_ext_3_insn): Likewise.
5100 (movqi_extzv_1): Likewsie.
5101 (addqi_ext_1): Liekwsie
5102 (testqi_ext_1): Liekwsie
5103 (andqi_ext_1): Liekwsie
5104 (xorqi_ext_1): Liekwsie
5105 (cmpqi_ext_1_rex64): New.
5106 (cmpqi_ext_3_insn_rex64): Likewise.
5107 (movqi_extzv_1_rex64): Likewsie.
5108 (addqi_ext_1_rex64): Liekwsie
5109 (testqi_ext_1_rex64): Liekwsie
5110 (andqi_ext_1_rex64): Liekwsie
5111 (xorqi_ext_1_rex64): Liekwsie
5113 2001-03-11 Zack Weinberg <zackw@stanford.edu>
5115 * configure.in: Move check for unsigned enumerated bitfields
5116 to macro in aclocal.m4. Disable it for now.
5117 * configure, config.in: Regenerate.
5118 * system.h: Don't do anything with ONLY_INT_FIELDS. Use the
5119 unsigned-int form of ENUM_BITFIELD() unless being compiled by GCC.
5120 * varasm.c (struct rtx_const): Use ENUM_BITFIELD(). Move enum
5121 kind above its first use.
5123 * config/xm-interix.h, config/alpha/xm-alpha.h,
5124 config/i370/xm-linux.h, config/i386/xm-beos.h,
5125 config/i386/xm-mingw32.h, config/mips/xm-mips.h,
5126 config/pa/xm-pa.h, config/pa/xm-pa64hpux.h,
5127 config/rs6000/xm-beos.h, config/rs6000/xm-sysv4.h,
5128 Don't define ONLY_INT_FIELDS under any circumstances.
5130 * config/pa/xm-pa.h: Don't define __BSD_NET2__.
5132 * config/pa/xm-pahpux.h, config/pa/xm-papro.h,
5133 config/sparc/xm-sysv4.h: Delete - now identical with some
5135 * config.gcc (hppa targets): Replace xm-pahpux.h and
5136 xm-papro.h with implicit xm-pa.h.
5137 (sparc targets): Replace xm-sysv4.h with implicit or explicit
5140 2001-03-12 Aldy Hernandez <aldyh@redhat.com>
5142 * reload1.c (reload_cse_simplify): Call reload_cse_simplify_set
5143 before reload_cse_noop_set_p.
5145 2001-03-11 Zack Weinberg <zackw@stanford.edu>
5147 * config.gcc: Where xm-host.h used to include another
5148 xm-host.h, list the nested header directly in xm_file. Remove
5149 references to deleted files. Can now use sparc/xm-sp64.h for
5152 * config/xm-linux.h, config/arm/xm-linux.h,
5153 config/i386/xm-dos.h, config/i386/xm-gnu.h,
5154 config/i386/xm-linux.h, config/i386/xm-openbsd.h,
5155 config/i860/xm-fx2800.h, config/m68k/xm-atari.h,
5156 config/m68k/xm-linux.h, config/m68k/xm-sun3.h,
5157 config/sparc/xm-linux.h, config/sparc/xm-sysv4-64.h:
5160 * config/alpha/xm-alpha-interix.h: Don't include alpha/xm-alpha.h.
5161 * config/mips/xm-iris5.h: Don't include mips/xm-mips.h. Don't
5162 bother to wrap #undef in #ifdef.
5163 * config/pa/xm-linux.h, config/rs6000/xm-sysv4.h:
5164 Don't include xm-linux.h.
5165 * config/sparc/xm-sp64.h: Don't include sparc/xm-sparc.h.
5167 * configure.in: Wrap regexps using [] in changequote block.
5168 Use expr : not echo | grep. Simplify regexps.
5169 * configure: Regenerate.
5171 56 xm-files remain, 22 xm-arch.
5173 2001-03-11 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5175 * mips-tfile.c: Cast arg to PTR when specifier is HOST_PTR_PRINTF.
5176 (__proto, PTR_T, CPTR_T): Delete, use PARAMS/PTR instead.
5177 (local_index, local_rindex): Delete, use strchr/strrchr instead.
5178 (copy_object): Fix format specifier vs argument mismatch.
5180 * mips-tdump.c: Make local functions static.
5181 (rindex): Don't #undef.
5182 (__proto, PTR_T, CPTR_T): Delete, use PARAMS/PTR instead.
5183 (fatal, fancy_abort): Delete.
5184 (read_seek): Avoid signed/unsigned compare.
5186 Sun Mar 11 17:01:41 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
5188 * combine.c (try_combine): Fix error in change to try original
5190 (gen_rtx_combine): Do same as gen_rtx for now.
5192 2001-03-11 Zack Weinberg <zackw@stanford.edu>
5194 * configure.in: AC_SUBST xm_defines.
5195 * configure: Regenerate.
5196 * Makefile.in: Set DEFINES=$(xm_defines) when building
5199 2001-03-11 Neil Booth <neil@daikokuya.demon.co.uk>
5201 * cppfiles.c (INCLUDE_LEN_FUDGE, ENOMEM): Delete.
5202 (cpp_included, find_include_file): Update.
5203 (_cpp_compare_file_date): Make else unconditional.
5205 2001-03-10 kaz Kojima <kkojima@rr.iij4u.or.jp>
5207 * config/sh/sh.h (LEGITIMATE_PIC_OPERAND_P): Defined.
5209 2001-03-10 Toshiyasu Morita <toshiyasu.morita@hsa.hitachi.com>
5211 * config/sh/sh.md (umulhisi3_i, mulhisi3_i): Fix mnemonics.
5212 * config/sh/lib1funcs.asm (mulsi3): Convert mulu to mulu.w.
5214 Sat Mar 10 22:42:05 2001 Alexandre Oliva <aoliva@redhat.com>
5216 * tree.c (build_common_tree_nodes_2): Don't copy va_list_type_node
5217 if it's a record type.
5219 Sat Mar 10 17:52:54 2001 Christopher Faylor <cgf@cygnus.com>
5221 * config/i386/cygwin.h: Make ../w32api a system directory. Reorganize
5222 mingw includes slightly.
5224 2001-03-10 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5226 * system.h (malloc, realloc, calloc, strdup, bzero, bcmp, rindex):
5227 #undef token before poisoning it.
5229 2001-03-10 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5231 * alpha.c (check_float_value): Use memcpy, not bcopy.
5233 * m32r.c (m32r_sched_reorder): Likewise.
5235 * vax.c (check_float_value): Likewise.
5237 2001-03-10 Neil Booth <neil@daikokuya.demon.co.uk>
5239 * toplev.c (file_name_nondirectory): Remove.
5240 * toplev.h: Similarly.
5241 * dwarf2out.c (compute_section_prefix): Use lbasename instead
5242 of file_name_nondirectory.
5244 Sat Mar 10 10:36:45 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
5246 * mips-tdump.c (read_seek): Call xmalloc, not malloc.
5247 * mips-tfile.c: Don't #undef rindex; not used.
5249 Sat Mar 10 14:34:59 CET 2001 Jan Hubicka <jh@suse.cz>
5251 * i386.h (DBX_REGISTER_NUMBER): Return proper values for 64bits.
5252 (dbx64_register_map): Declare.
5253 (RETURN_ADDR_RTX): Fix for 64bit.
5254 (DWARF_FRAME_RETURN_COLUMN): Set to 16 for 64bit.
5255 (INCOMING_FRAME_SP_OFFSET): Set to 8.
5256 * i386.c (dbx64_register_map): New global array.
5257 * beos-elf.h, freebsd.h, i386-interix.h, i386elf.h,
5258 linux.h (DBX_REGISTER_REGNUMBER): Use dbx64_register_map
5261 2001-03-10 Neil Booth <neil@daikokuya.demon.co.uk>
5263 * cppfiles.c (search_from): Use lbasename.
5264 * mkdeps.c (deps_add_default_target): Use lbasename.
5266 2001-03-09 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5268 * fixinc/server.c (load_data, run_shell): Use xmalloc, xrealloc &
5269 xcalloc in lieu of malloc, realloc & calloc.
5271 * gencheck.c (xmalloc): Use really_call_malloc, not malloc.
5273 * gengenrtl.c (xmalloc): Likewise.
5275 * gensupport.c (xcalloc, xrealloc, xmalloc): Use the
5276 really_call_* memory allocation routines.
5278 * stmt.c (check_for_full_enumeration_handling): Use
5279 really_call_calloc, not calloc.
5281 * system.h (really_call_malloc, really_call_calloc,
5282 really_call_realloc): Define.
5283 (malloc, realloc, calloc, strdup, bzero, bcmp, rindex): Poison.
5285 Fri Mar 9 18:39:19 2001 Jeffrey A Law (law@cygnus.com)
5287 * pa.md (builtin_longjmp): Rework slightly to work for PA64 too.
5289 2001-03-09 Nicola Pero <n.pero@mi.flashnet.it>
5291 * configure: Rebuilt.
5292 * configure.in: Only use `lang_requires' for languages athat are
5295 2001-03-09 Joseph S. Myers <jsm28@cam.ac.uk>
5297 * invoke.texi: Fix typo.
5298 * gcc.1: Regenerate.
5300 2001-03-09 Zack Weinberg <zackw@stanford.edu>
5302 * configure.in: Prune nonexistent files from build_xm_file,
5303 xm_file, and host_xm_file lists. Warn unless they're
5305 Don't generate *config.h here.
5306 AC_SUBST all variables needed to generate *config.h.
5307 * configure: Regenerate.
5308 * mkconfig.sh: New helper script, from code removed from
5310 * Makefile.in: Zap all MALLOC variables - no longer used
5311 anywhere, and malloc.c doesn't exist.
5312 Substitute in variables needed to generate *config.h.
5313 Stop lying about the dependencies contained in CONFIG_H and
5315 (HCONFIG_H, TCONFIG_H, TM_P_H): New variables.
5316 (config.h, hconfig.h, tconfig.h, tm_p.h, cs-config.h,
5317 cs-hconfig.h, cs-tconfig.h, cs-tm_p.h): New rules.
5318 (all .o): Add dependencies on $(HCONFIG_H), $(TCONFIG_H),
5319 $(TM_P_H), etc. as appropriate.
5321 * config.gcc: Zap references to deleted files.
5322 * ggc-none.c: Don't include rtl.h or tm_p.h.
5324 * config/i386/xm-beos.h, config/i386/xm-dgux.h,
5325 config/i386/xm-djgpp.h, config/i386/xm-dos.h,
5326 config/i386/xm-gnu.h, config/i386/xm-i386-interix.h,
5327 config/i386/xm-linux.h, config/i386/xm-linux.h,
5328 config/i386/xm-next.h, config/i386/xm-openbsd.h,
5329 config/i386/xm-sun.h, config/i386/xm-sysv3.h:
5330 Don't include i386/xm-i386.h.
5332 * config/elxsi/xm-elxsi.h, config/i386/xm-bsd386.h,
5333 config/i386/xm-i386.h, config/i860/xm-i860.h,
5334 config/i960/xm-i960.h, config/mcore/xm-mcore.h,
5335 config/mn10300/xm-mn10300.h, config/ns32k/xm-ns32k.h,
5336 config/pj/xm-pj.h, config/sh/xm-sh.h, config/v850/xm-v850.h:
5337 Delete (empty except comments, #includes of other deleted
5338 files, and macros used nowhere).
5340 Fri Mar 9 20:05:27 CET 2001 Jan Hubicka <jh@suse.cz>
5342 * i386.h (MAX_WCHAR_TYPE_SIZE): New constant to keep tradcpp
5343 independent on TARGET_FLAGS.
5345 Fri Mar 9 19:52:52 CET 2001 Jan Hubicka <jh@suse.cz>
5347 * i386.h (FIRST_PSEUDO_REGISTER): Set to 53.
5349 (FIXED_REGISTERS, CALL_USED_REGISTERS, REG_ALLOC_ONES): Add
5351 (CONDITIONAL_REGISTER_USAGE): Set proper values according to
5353 (FIRST_REX_INT_REG, LAST_REX_INT_REG, FIRST_REX_SSE_REG,
5354 LAST_REX_SSE_REG): define.
5355 (enum reg_class): Add 'LEGACY_REGS'
5356 (REG_CLASS_CONTENTS): Likewise; add extended registers.
5357 (SSE_REGNO_P): Recognize extended registers.
5358 (ANY_QI_REG_P, REX_INT_REGNO_P, REX_INT_REG_P): New.
5359 (REG_CLASS_FROM_LETTER): Add 'R' and 'Q'.
5360 (REGNO_OK_FOR_INDEX_P, REGNO_OK_FOR_BASE_P,
5361 REG_OK_FOR_BASE_NONSTRICT_P): Recognize REX registers.
5362 (REG_OK_FOR_STRREG_NONSTRICT_P, REG_OK_FOR_STRREG_STRICT_P,
5363 REG_OK_FOR_STRREG_P): Remove.
5364 (HI_REGISTER_NAMES): Add extended registers.
5365 (ADDITIONAL_REGISTER_NAMES): Likewise.
5366 (QI_REGISTER_NAMES): Add 8bit extended registers.
5367 (DEBUG_REG): Support extended registers.
5368 * i386.c (regclass_map): Add extended registers.
5369 (dbx_register-map): Likewise.
5370 (svr4_dbx_register_map): Likewise.
5371 (print_reg): Support extended registers.
5372 (print_operand): Support 64bit operands.
5374 Fri Mar 9 19:37:46 CET 2001 Jan Hubicka <jh@suse.cz>
5376 * i386.h (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Set to 128bit for x86_64
5377 (BOOL_TYPE_SIZE, SHORT_TYPE_SIZE, INT_TYPE_SIZE,
5378 FLOAT_TYPE_SIZE, LONG_TYPE_SIZE, MAX_LONG_TYPE_SIZE,
5379 DOUBLE_TYPE_SIZE, LONG_LONG_TYPE_SIZE): New constants.
5380 (BITS_PER_WORD, UNITS_PER_WORD, POINTER_SIZE, PARM_BOUNDARY,
5381 STACK_BOUNDARY): Set properly for 64bits.
5382 (MAX_BITS_PER_WORD, MIN_UNITS_PER_WORD): New constants.
5383 (EMPTY_FIELD_BOUNDARY): Define using BITS_PER_WORD.
5384 (BIGGEST_FIELD_ALIGNMENT): Set to 128 for 64bits.
5385 (MOVE_MAX): Set to 16.
5386 (MOVE_MAX_PIECES): 8 for 64bit.
5387 (Pmode): Set to SImode.
5389 Fri Mar 9 09:00:36 2001 Mike Stump <mrs@wrs.com>
5391 * cselib.c (hash_rtx): Ensure that hash isn't zero upon return.
5393 Fri Mar 9 17:38:08 CET 2001 Jan Hubicka <jh@suse.cz>
5395 * i386.h (mask_64bit): New constant.
5396 (target_64bit): New macro.
5397 (target_options): Add '64'/'32'
5398 (target_default): Define.
5399 * cygwin.h freebsd-aout.h i386-interix.h i386.h i386elf.h isc.h
5400 isccoff.h netbsd.h next.h openbsd.h p sco.h sco5.h scodbx.h sequent.h
5401 unix.h win32.h (TARGET_DEFAULT): Rename to TARGET_SUBTARGET_DEFAULT.
5403 Thu Mar 8 23:36:56 2001 Jeffrey A Law (law@cygnus.com)
5405 * config/pa/som.h (MAKE_DECL_ONE_ONLY, ASM_WEAKEN_LABEL): Disable.
5407 Thu Mar 8 23:29:37 2001 John Wehle (john@feith.com)
5409 * rtlanal.c (rtx_varies_p): Check operand 0 of a
5410 LO_SUM unless for_alias is set.
5412 2001-03-08 Stan Shebs <shebs@apple.com>
5414 * objc/objc-act.c: Fix old typos in comments, add comments for
5416 (hash_init): Fix file name in error message.
5417 (hash_enter): Ditto.
5418 (hash_add_attr): Ditto.
5419 (continue_class): Ditto.
5421 2001-03-08 Bruce Korb <bkorb@gnu.org>
5423 gcc.c(main): ensure SIGCHLD handling is set to SIG_DFL so that
5424 wait4() can receive the signal.
5426 Thu Mar 8 21:09:10 2001 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
5428 * fixinc/inclhack.def (AAB_dgux_int_varargs): Don't use HTML
5430 * fixinc/fixincl.x: Regenerate.
5432 Thu Mar 8 21:09:10 2001 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
5434 * fixinc/inclhack.def (AAA_standards): Undo <standards.h> breakage
5436 * fixinc/fixincl.x: Regenerate.
5438 2001-03-08 Richard Henderson <rth@redhat.com>
5440 * configure.in (HAVE_AS_LEB128): New assembler check.
5441 * configure, config.in: Rebuilt.
5443 Thu Mar 8 19:54:04 CET 2001 Jan Hubicka <jh@suse.cz>
5445 * reg-stack.c (move_for_stack_reg): Avoid non-poping fst for
5448 2001-03-08 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5450 * config/ns32k/xm-pc532-min.h, config/we32k/xm-we32k.h: Delete
5451 references to the MAXPATHLEN macro.
5453 * config/alpha/xm-alpha.h, config/arm/xm-arm.h,
5454 config/i386/xm-cygwin.h, config/xm-linux.h: Delete references to
5457 * config/i386/xm-gnu.h, config/xm-gnu.h,
5458 config/alpha/xm-openbsd.h, config/i386/xm-openbsd.h,
5459 config/m68k/xm-openbsd.h, config/mips/xm-openbsd.h,
5460 config/sparc/xm-openbsd.h, config/xm-openbsd.h: Delete empty
5461 and/or unused files.
5463 * config.gcc: Define POSIX in xm_defines as appropriate in lieu of
5464 doing so in various xm-*.h files.
5466 Thu Mar 8 06:32:50 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
5468 * config/i386/i386.md (clrstrsi): Call ix86_set_move_mem_attrs.
5470 2001-03-08 Alexandre Oliva <aoliva@redhat.com>
5472 * configure.in (enable_shared): Support per-package shared-library
5474 * configure: Rebuilt.
5476 2001-03-07 David Edelsohn <edelsohn@gnu.org>
5478 * rs6000.md (cr logic): Add original POWER mnemonic alternative
5479 for crnot. Set operands[5] in splitter.
5481 2001-03-07 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5483 * config/i370/xm-mvs.h, config/i370/xm-oe.h,
5484 config/i386/xm-beos.h, config/i386/xm-mingw32.h,
5485 config/m88k/xm-m88k.h, config/mips/xm-iris6.h,
5486 config/mips/xm-openbsd.h, config/pa/xm-pa64hpux.h,
5487 config/pa/xm-pahpux.h, config/rs6000/xm-beos.h,
5488 config/rs6000/xm-darwin.h, config/rs6000/xm-mach.h,
5489 config/rs6000/xm-rs6000.h, config/xm-interix.h: Delete references
5492 * config/vax/xm-vaxv.h, config/a29k/xm-unix.h,
5493 config/i370/xm-i370.h, config/i386/xm-dgux.h,
5494 config/i386/xm-sun.h, config/i386/xm-sysv3.h,
5495 config/m68k/xm-tower.h, config/m68k/xm-aux.h,
5496 config/m68k/xm-hp320.h, config/m68k/xm-amix.h,
5497 config/m68k/xm-altos3068.h, config/m68k/xm-mot3300.h,
5498 config/m68k/xm-m68kv.h, config/m88k/xm-openbsd.h,
5499 config/mips/xm-nws3250v4.h, config/mips/xm-sysv.h,
5500 config/mips/xm-iris3.h, config/mips/xm-iris4.h, config/xm-svr3.h,
5501 config/xm-svr4.h, config/sparc/xm-pbd.h, config/clipper/xm-clix.h:
5502 Delete unused and/or empty files.
5504 * config.gcc: Define USG in xm_defines as appropriate. Define
5505 POSIX in lieu of xm-svr4.h. Delete all references to the SVR3
5506 macro. Remove deleted xm-* files from $xm_files variable.
5508 2001-03-07 Tom Tromey <tromey@redhat.com>
5510 * configure: Rebuilt.
5511 * configure.in: Allow config-lang.in to set `lang_requires' to list
5512 of other required languages.
5514 2001-03-07 Andrew MacLeod <amacleod@redhat.com>
5516 * config/a29k/a29k.c (print_operand): Free a29k_last_prologue_insn
5518 (output_prologue): Use xmalloc not oballoc.
5519 (output_epilog): Free a29k_first_epilogue_insn when finished.
5520 * confif/a29k/a29k.h (PREDICATE_CODES): Remove shift_constant_operand.
5522 2001-03-07 Brad Lucier <lucier@math.purdue.edu>
5524 * builtins.c (expand_builtin_mathfn): Check
5525 flag_unsafe_math_optimizations, not flag_fast_math.
5526 (expand_builtin): Likewise
5527 * combine.c (combine_simplify_rtx): Likewise.
5528 (simplify_if_then_else): Likewise.
5529 * cse.c (fold_rtx): Likewise.
5530 * flags.h: Remove flag_fast_math. Add
5531 flag_unsafe_math_optimizations and flag_trapping_math.
5532 * fold-const.c (negate_expr): Check
5533 flag_unsafe_math_optimizations, not flag_fast_math.
5534 (invert_truthvalue): Likewise.
5535 (fold): Likewise. Before associating operands, check that
5536 code == MULT_EXPR, not code != MULT_EXPR.
5537 * ifcvt.c (noce_try_minmax): Check
5538 flag_unsafe_math_optimizations, not flag_fast_math.
5539 (noce_operand_ok): Check flag_trapping_math, not flag_fast_math.
5540 * invoke.texi: Document -funsafe-math-optimizations and
5541 -fno-trapping-math. Change documentation for -ffast-math.
5542 * jump.c (reversed_comparison_code_parts): Likewise.
5543 (rtx_equal_for_thread_p): Likewise.
5544 * optabs.c (emit_conditional_move): Likewise.
5545 * simplify-rtx.c (simplify_binary_operation): Likewise.
5546 (simplify_relational_operation): Likewise.
5547 (simplify_ternary_operation): Likewise.
5548 * toplev.c: Remove flag_fast_math. Add flag_trapping_math and
5549 flag_unsafe_math_optimizations. Remove fast-math entry from f_options.
5550 Add trapping-math and unsafe-math-optimizations entries to f_options.
5551 (set_fast_math_flags): New, sets flags for -ffast-math.
5552 (set_no_fast_math_flags): New, sets flags for -fno-fast-math.
5553 (decode_f_option): Add code to handle -ffast-math and -fno-fast-math.
5554 * toplev.h: Declare set_fast_math_flags and set_no_fast_math_flags.
5556 * config/alpha/alpha.c (alpha_emit_conditional_branch): Likewise.
5557 (alpha_emit_conditional_move): Initialize local_fast_math to
5558 flag_unsafe_math_optimizations, not flat_fast_math.
5559 * config/c4x/c4x.c (c4x_override_options): Call set_fast_math_flags
5560 instead of setting flag_fast_math to 1.
5561 * config/convex/convex.md: Check flag_unsafe_math_optimizations,
5563 * config/i386/i386.c (override_options): Likewise
5564 * config/i386/i386.md: Likewise.
5565 * config/m68k/m68k.md: Likewise.
5566 * config/mips/mips.md: Likewise.
5567 * config/rs6000/rs6000.c (validate_condition_mode): Likewise.
5568 (rs6000_generate_compare): Likewise.
5570 2001-03-07 Laurynas Biveinis <lauras@softhome.net>
5572 * Makefile.in: Set RANLIB to @RANLIB@.
5575 2001-03-07 Laurynas Biveinis <lauras@softhome.net>
5577 * fixinc/inclhack.def (djgpp_wchar_h): New test.
5578 * fixinc/fixincl.x: Regenerated.
5580 2001-03-07 Richard Henderson <rth@redhat.com>
5582 * config/alpha/alpha.md (call_osf_1_noreturn): New pattern.
5584 2001-03-07 Richard Henderson <rth@redhat.com>
5586 * emit-rtl.c (remove_unnecessary_notes): Verify proper nesting
5587 of block notes and exception handling notes.
5589 * lists.c (init_EXPR_INSN_LIST_cache): Don't check initialized.
5590 * toplev.c (rest_of_compilation): Call init_EXPR_INSN_LIST_cache ...
5591 (compile_file): ... here.
5593 2001-03-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5595 * fixinc/Makefile.in (FIXINC_DEFS): Add -DHAVE_CONFIG_H.
5597 * fixinc/gnu-regex.c: Don't include auto-host.h since we get
5598 config.h now. Include libiberty.h to handle alloca.
5600 2001-03-06 Zack Weinberg <zackw@stanford.edu>
5602 * c-parse.in (yylexname): New function, split out of _yylex.
5603 (objc_rid_sans_at): New table.
5604 (init_reswords): Initialize it.
5605 (_yylex): Give labels clearer names. Handle CPP_ATSIGN by
5606 retrieving the next token and checking it for significance as
5607 an ObjC keyword or string constant.
5609 * cpplex.c (_cpp_lex_token): Just return CPP_ATSIGN for '@'.
5610 * cpplib.h (TTYPE_TABLE): Add CPP_ATSIGN, drop CPP_OSTRING.
5612 * c-lex.c, c-parse.in, cppmacro.c, cpplex.c: Remove references
5615 2001-03-06 Stephen L Moshier <moshier@mediaone.net>
5617 * config/m68k/m68k.c (const_uint32_operand): Accept any
5618 const_int on a 32-bit host.
5620 2001-03-06 Nicola Pero <n.pero@mi.flashnet.it>
5622 * objc/objc-act.c (init_objc): Set save_lang_status,
5623 restore_lang_status, and mark_lang_status.
5625 2001-03-06 Krister Walfridsson <cato@df.lth.se>
5627 * dwarf2asm.c (dw2_asm_output_delta): Fix smallest_mode_for_size call.
5629 2001-03-06 Neil Booth <neil@daikokuya.demon.co.uk>
5631 * cppinternals.texi: Update.
5633 2001-03-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5635 * config/a29k/xm-a29k.h, config/a29k/xm-unix.h,
5636 config/alpha/xm-alpha.h, config/arc/xm-arc.h, config/arm/xm-arm.h,
5637 config/c4x/xm-c4x.h, config/clipper/xm-clix.h,
5638 config/convex/xm-convex.h, config/d30v/xm-d30v.h,
5639 config/dsp16xx/xm-dsp16xx.h, config/elxsi/xm-elxsi.h,
5640 config/h8300/xm-h8300.h, config/i370/xm-i370.h,
5641 config/i370/xm-linux.h, config/i370/xm-mvs.h, config/i370/xm-oe.h,
5642 config/i386/xm-i386.h, config/i860/xm-i860.h,
5643 config/i960/xm-i960.h, config/ia64/xm-ia64.h,
5644 config/m32r/xm-m32r.h, config/m68k/xm-m68k.h,
5645 config/m88k/xm-m88k.h, config/mcore/xm-mcore.h,
5646 config/mips/xm-mips.h, config/mn10200/xm-mn10200.h,
5647 config/mn10300/xm-mn10300.h, config/ns32k/xm-ns32k.h,
5648 config/pa/xm-linux.h, config/pa/xm-pa.h, config/pa/xm-pa64hpux.h,
5649 config/pa/xm-pahpux.h, config/pa/xm-papro.h, config/pj/xm-pj.h,
5650 config/romp/xm-romp.h, config/rs6000/xm-beos.h,
5651 config/rs6000/xm-lynx.h, config/rs6000/xm-rs6000.h,
5652 config/rs6000/xm-sysv4.h, config/sh/xm-sh.h,
5653 config/sparc/xm-sparc.h, config/sparc/xm-sysv4.h,
5654 config/v850/xm-v850.h, config/vax/xm-vax.h, config/vax/xm-vms.h,
5655 config/we32k/xm-we32k.h: Delete HOST_BITS_PER_* definitions which
5656 match the defaults provided in hwint.h.
5658 * config/i386/xm-lynx.h, config/m68k/xm-lynx.h,
5659 config/sparc/xm-lynx.h, config/xm-std32.h: Delete files.
5661 * config.gcc (xm_file): Don't set to files which are deleted.
5663 * hwint.h: Provide default values for HOST_BITS_PER_*. No longer
5664 guard this file against these macros being undefined.
5666 2001-03-06 Zack Weinberg <zackw@stanford.edu>
5668 * objc/objc-act.c (objc_add_static_instance): Set DECL_INITIAL
5669 and DECL_DEFER_OUTPUT on the decl we create, before calling
5670 rest_of_decl_compilation.
5672 2001-03-06 Zack Weinberg <zackw@stanford.edu>
5674 * aclocal.m4 (AM_GNU_GETTEXT): Don't AC_REQUIRE
5676 * configure, config.in: Regenerate.
5677 * config.gcc: Remove references to deleted files.
5679 * genattr.c, genattrtab.c, genextract.c, genoutput.c,
5680 genrecog.c, rtl.c: Do not use alloca anywhere.
5682 * Makefile.in, build-make, system.h, config/x-interix,
5683 config/x-svr4, config/xm-interix.h, config/xm-openbsd.h,
5684 config/alpha/xm-alpha.h, config/alpha/xm-vms.h,
5685 config/arc/xm-arc.h, config/arm/xm-arm.h,
5686 config/d30v/xm-d30v.h, config/dsp16xx/xm-dsp16xx.h,
5687 config/h8300/xm-h8300.h, config/i370/x-oe,
5688 config/i370/xm-linux.h, config/i386/x-aix, config/i386/x-beos,
5689 config/i386/x-ncr3000, config/i386/x-sco5,
5690 config/i386/xm-dgux.h, config/i860/x-sysv4,
5691 config/i960/xm-i960.h, config/m32r/xm-m32r.h,
5692 config/m68k/x-crds, config/m68k/x-dpx2, config/m68k/x-hp320,
5693 config/m68k/x-hp320g, config/m69k/x-mot3300,
5694 config/m68k/x-mot3300-gas, config/m68k/xm-amix.h,
5695 config/m68k/xm-hp320.h, config/m68k/xm-m68kv.h,
5696 config/m68k/xm-mot3300.h, config/m88k/x-dolph,
5697 config/m88k/x-sysv4, config/m88k/x-tekXD88,
5698 config/m88k/xm-m88k.h, config/mcore/xm-mcore.h,
5699 config/mips/x-iris, config/mips/x-iris3,
5700 config/mips/x-sni-svr4, config/mips/x-sysv,
5701 config/mips/xm-iris6.h, config/mips/xm-mips.h,
5702 config/mips/xm-nws3250v4.h, config/pa/x-hpux,
5703 config/pa/x-pa-mpeix, config/pa/xm-pa.h,
5704 config/pa/xm-pa64hpux.h, config/pa/xm-pahpux.h,
5705 config/pa/xm-papro.h, config/romp/xm-romp.h,
5706 config/rs6000/x-aix31, config/rs6000/x-aix41,
5707 config/rs6000/x-beos, config/rs6000/x-lynx,
5708 config/rs6000/x-mach, config/rs6000/x-rs6000,
5709 config/rs6000/x-sysv4, config/rs6000/xm-rs6000.h,
5710 config/rs6000/xm-sysv4.h, config/sh/xm-sh.h,
5711 config/sparc/x-sysv4, config/sparc/xm-linux.h,
5712 config/sparc/xm-pbd.h, config/sparc/xm-sparc.h,
5713 config/vax/xm-vms.h: Eradicate all references to alloca and
5716 * config/xm-alloca.h, config/clipper/x-clix,
5717 config/i386/xm-sysv4.h, config/i860/x-fx2800,
5718 config/i860/x-sysv3, config/m88k/x-sysv3,
5719 config/sparc/xm-sol2.h, config/we32k/x-we32k: Delete
5720 (contained only alloca related hacks).
5722 * config/i386/xm-beos.h, config/rs6000/xm-beos.h: Just define
5725 2001-03-05 Brad Lucier <lucier@math.purdue.edu>
5727 * invoke.texi: Document __FAST_MATH__.
5729 2001-03-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5731 * crtstuff.c: Restore include of auto-host.h.
5733 2001-03-05 Fergus Henderson <fjh@cs.mu.oz.au>
5735 Put main() in a separate file, so that the language
5736 front-end can use a different main().
5739 * toplev.c: (main): Rename as toplev_main.
5740 * toplev.h: Declare toplev_main.
5741 * Makefile.in (OBJS): add toplev.o.
5742 (BACKEND): remove toplev.o, add main.o.
5744 2001-03-04 Neil Booth <neil@daikokuya.demon.co.uk>
5746 * cppfiles.c (search_from): Special case the empty string.
5748 2001-03-04 Neil Booth <neil@daikokuya.demon.co.uk>
5750 * cppfiles.c (_cpp_execute_include): Don't make a null-terminated
5751 copy of the filename. Don't use CPP_PREV_BUFFER. Don't call
5752 strlen or strcpy; we already know the length.
5753 (_cpp_compare_file_date): Similarly.
5754 * cpphash.h (struct cpp_reader): Delete done_initialising.
5755 (CPP_PREV_BUFFER): Delete.
5756 * cppinit.c (cpp_start_read): Don't set done_initialising.
5757 * cpplex.c (parse_string): Guarantee null-termination.
5758 (_cpp_equiv_toklists): Remove.
5759 * cpplib.c (glue_header_name): Null-terminate.
5760 (do_line): Don't leak memory.
5761 * cpplib.h (BT_WEAK): Delete.
5762 * cppmain.c (cb_ident): Strings are now null-terminated.
5764 2001-03-04 Laurynas Biveinis <lauras@softhome.net>
5766 * gcc.c (convert_filename): Append executable suffix
5767 if NO_AUTO_EXE_SUFFIX is not defined.
5768 * gcc.texi: Document NO_AUTO_EXE_SUFFIX.
5769 * config/i386/djgpp.h: Define NO_AUTO_EXE_SUFFIX.
5771 2001-03-03 David O'Brien <obrien@FreeBSD.org>
5773 from 2000-09-06 Zack Weinberg <zack@wolery.cumb.org>
5774 * c-parse.gperf, c-gperf.h: Delete.
5775 (c-gperf.h was accidently re-added to the CVS repo in the rev
5776 1.16 commit by tromey)
5778 2001-03-03 Neil Booth <neil@daikokuya.demon.co.uk>
5780 * cpplex.c (_cpp_lex_token): Don't warn about directives in
5781 macro arguments when looking for the '('.
5782 * cppmacro.c (funlike_invocation_p): Set parsing_args to
5783 2 when really parsing arguments; 1 when looking for '('.
5784 Always restore the lexer position.
5786 2001-03-03 Neil Booth <neil@daikokuya.demon.co.uk>
5788 * longlong.h (umul_ppmm): Don't use a multiline string.
5790 2001-03-03 John David Anglin <dave@hiauly1.hia.nrc.ca>
5792 * fixinc/fixlib.h (t_bool): Add identifier `t_bool' in typedef.
5793 * fixinc/server.c (read_pipe_timeout): Use enum t_bool instead of
5794 t_bool in declaration because pcc can't combine volatile with typedef
5797 Sat Mar 3 19:47:13 CET 2001 Jan Hubicka <jh@suse.cz>
5799 * i386.c (ix86_expand_fp_compare): Delay creating of scratch register
5800 until when it is really needed.
5801 (ix86_expand_compare): Update call of ix86_expand_fp_compare.
5802 * i386.h (PREDICATE_CODES): Add all codes for sse_comparison_operator
5803 * i386.md (float?i?f splitter): Don't force source operand to memory
5805 (sse_movdfcc): Fix constraint.
5806 (sse_movdfcc splitter): Handle properly the second alternative.
5808 2001-03-03 Neil Booth <neil@daikokuya.demon.co.uk>
5810 * cpplex.c (parse_string): Unconditionally pedwarn.
5812 2001-03-03 Neil Booth <neil@daikokuya.demon.co.uk>
5815 * cppexp.c (parse_number): Update.
5816 * cpplex.c (parse_string): Pedwarn if multiline string does not
5817 result from a system header's macro.
5818 * cpplib.h (sys_objmacro_p): Rename sys_macro_p.
5819 * cppmacro.c (sys_objmacro_p): Rename sys_macro_p. Return true
5820 for function-like macros too.
5821 * c-lex.c (lex_number): Update.
5823 2001-03-03 Richard Henderson <rth@redhat.com>
5825 * dwarf2out.c (output_call_frame_info): Fix augmentation length.
5827 Sat Mar 3 04:17:17 2001 J"orn Rennecke <amylaar@redhat.com>
5829 * combine.c (try_combine): If split with mode-changed scratch
5830 register didn't work, try the original mode.
5832 Sat Mar 3 03:46:47 2001 J"orn Rennecke <amylaar@redhat.com>
5834 * tm.texi: Change STRUCT_FORCE_BLK to MEMBER_TYPE_FORCES_BLK.
5835 * config/c4x/c4x.h: Likewise.
5836 * stor-layout.c (compute_record_mode): Likewise.
5837 (layout_type, case ARRAY_TYPE): Use MEMBER_TYPE_FORCES_BLK.
5839 2001-03-02 Zack Weinberg <zackw@stanford.edu>
5841 * configure.in: Kill tm.h. Include the files in the $tm_file
5842 list in all three of config.h, hconfig.h, tconfig.h, after the
5843 relevant set of xm_files. Put TARGET_CPU_DEFAULT in all
5844 three, include insn-codes.h in all three (#ifndef GENERATOR_FILE).
5845 * configure: Regenerate.
5846 * Makefile.in (clean): Don't delete tm.h.
5848 * system.h: If SUCCESS_EXIT_CODE and FATAL_EXIT_CODE are not
5849 defined, set them from EXIT_SUCCESS and EXIT_FAILURE. If
5850 those are not defined, set SEC and FEC to 0 and 1.
5851 * gcc.texi: Update to match.
5853 * crtstuff.c: Include tconfig.h, not auto-host.h and tm.h.
5854 * config/fp-bit.c, config/m68k/aux-crt2.asm,
5855 config/m68k/aux-crtn.asm, config/m68k/aux-mcount.c:
5856 Include tconfig.h, not tm.h.
5858 * config/xm-lynx.h, config/xm-std32.h,
5859 config/a29k/xm-a29k.h, config/a29k/xm-unix.h,
5860 config/alpha/xm-alpha.h, config/arc/xm-arc.h,
5861 config/avr/xm-avr.h, config/c4x/xm-c4x.h,
5862 config/clipper/xm-clix.h, config/convex/xm-convex.h,
5863 config/d30v/xm-d30v.h, config/dsp16xx/xm-dsp16xx.h,
5864 config/elxsi/xm-elxsi.h, config/fr30/xm-fr30.h,
5865 config/h8300/xm-h8300.h, config/i370/xm-linux.h,
5866 config/i386/xm-i386.h, config/i860/xm-i860.h,
5867 config/i960/xm-i960.h, config/ia64/xm-ia64.h,
5868 config/m32r/xm-m32r.h, config/m68hc11/xm-m68hc11.h,
5869 config/m88k/xm-m88k.h, config/mcore/xm-mcore.h,
5870 config/mips/xm-mips.h, config/mn10200/xm-mn10200.h,
5871 config/mn10300/xm-mn10300.h, config/ns32k/xm-ns32k.h,
5872 config/pa/xm-linux.h, config/pa/xm-pa.h,
5873 config/pa/xm-pa64hpux.h, config/pa/xm-pahpux.h,
5874 config/pa/xm-papro.h, config/pdp11/xm-pdp11.h,
5875 config/pj/xm-pj.h, config/romp/xm-romp.h,
5876 config/rs6000/xm-beos.h, config/rs6000/xm-rs6000.h,
5877 config/rs6000/xm-sysv4.h, config/sh/xm-sh.h,
5878 config/sparc/xm-sparc.h, config/sparc/xm-sysv4.h,
5879 config/v850/xm-v850.h, config/vax/xm-vax.h,
5880 config/we32k/xm-we32k.h:
5882 Don't define SUCCESS_EXIT_CODE or FATAL_EXIT_CODE.
5884 * config/i370/xm-i370.h, config/i370/xm-mvs.h,
5885 config/i370/xm-oe.h: Don't include tm.h. Don't define
5887 * config/vax/xm-vms.h: Don't include tm.h.
5889 * config/xm-lynx.h, config/avr/xm-avr.h,
5890 config/fr30/xm-fr30.h, config/pdp11/xm-pdp11.h,
5891 Delete; made empty by above changes.
5892 * config/i386/xm-lynx.h, config/m68k/xm-lynx.h,
5893 config/rs6000/xm-lynx.h, config/sparc/xm-lynx.h:
5894 Don't include config/xm-lynx.h or tm.h.
5896 * config/xm-gnu.h: Don't include fcntl.h.
5897 * config/sparc/xm-lynx.h: Don't include sys/types.h and
5899 * config/clipper/xm-clix.h, config/vax/xm-vax.h: Don't define isinf.
5901 2001-03-02 Richard Henderson <rth@redhat.com>
5903 * tm.texi (File Framework): Document UNALIGNED_SHORT_ASM_OP,
5904 UNALIGNED_INT_ASM_OP, and UNALIGNED_DOUBLE_INT_ASM_OP.
5906 2001-03-02 Richard Henderson <rth@redhat.com>
5908 * Makefile.in (OBJS): Add dwarf2asm.o.
5909 * dwarf2asm.c, dwarf2asm.h: New files.
5910 * dwarf2out.c (*): Use them.
5911 (size_of_uleb128, size_of_sleb128): Remove.
5912 (output_uleb128, output_sleb128): Remove.
5913 (UNALIGNED_SHORT_ASM_OP, UNALIGNED_INT_ASM_OP): Remove.
5914 (UNALIGNED_DOUBLE_INT_ASM_OP, ASM_BYTE_OP): Remove.
5915 (UNALIGNED_OFFSET_ASM_OP, UNALIGNED_WORD_ASM_OP): Remove.
5916 (FDE_LABEL, LINE_NUMBER_BEGIN_LABEL, LINE_NUMBER_END_LABEL): New.
5917 (ASM_OUTPUT_DWARF_DATA1, ASM_OUTPUT_DWARF_DELTA1): Remove.
5918 (ASM_OUTPUT_DWARF_DATA2, ASM_OUTPUT_DWARF_DELTA2): Remove.
5919 (ASM_OUTPUT_DWARF_DATA4, ASM_OUTPUT_DWARF_DELTA4): Remove.
5920 (ASM_OUTPUT_DWARF_DATA, ASM_OUTPUT_DWARF_DELTA): Remove.
5921 (ASM_OUTPUT_DWARF_ADDR, ASM_OUTPUT_DWARF_ADDR_DATA): Remove.
5922 (ASM_OUTPUT_DWARF_ADDR_DELTA, ASM_OUTPUT_DWARF_ADDR_CONST): Remove.
5923 (ASM_OUTPUT_DWARF_OFFSET4, ASM_OUTPUT_DWARF_OFFSET): Remove.
5924 (ASM_OUTPUT_DWARF_CONST_DOUBLE): Remove.
5925 (ASM_OUTPUT_DWARF_NSTRING, ASM_OUTPUT_DWARF_STRING): Remove.
5926 (dwarf2out_frame_debug): Remove unused variables.
5927 (output_loc_operands): Don't abort on 8 byte constants if
5928 host integers are wide enough.
5929 (output_symbolic_ref): Remove.
5930 (size_of_die): Don't assume 4 byte host integers.
5931 (output_line_info): Use ASM_GENERATE_INTERNAL_LABEL for begin
5933 (add_const_value_attribute) [CONST_INT]: Verify we're not doing
5934 something stupid with HOST_WIDE_INT to long truncation.
5935 [CONST_DOUBLE]: Likewise.
5937 * config/arm/conix-elf.h (UNALIGNED_WORD_ASM_OP): Remove.
5938 (ASM_OUTPUT_DWARF2_ADDR_CONST, ASM_OUTPUT_DWARF_ADDR_CONST): Remove.
5939 * config/arm/unknown-elf.h: Likewise.
5940 * config/rs6000/aix.h (UNALIGNED_SHORT_ASM_OP): New.
5941 (UNALIGNED_INT_ASM_OP, UNALIGNED_DOUBLE_INT_ASM_OP): New.
5942 (ASM_OUTPUT_DWARF_ADDR_VAR, ASM_OUTPUT_DWARF_DELTA_VAR): Remove.
5943 (ASM_OUTPUT_DWARF_DELTA2, ASM_OUTPUT_DWARF_DELTA4): Remove.
5944 (ASM_OUTPUT_DWARF_DELTA, ASM_OUTPUT_DWARF_ADDR_DELTA): Remove.
5945 (ASM_OUTPUT_DWARF_ADDR, ASM_OUTPUT_DWARF_DATA4): Remove.
5946 (ASM_OUTPUT_DWARF_DATA2, ASM_OUTPUT_DWARF_OFFSET4): Remove.
5947 (ASM_OUTPUT_DWARF_OFFSET): Remove.
5948 * config/rs6000/sysv4.h (ASM_OUTPUT_DWARF_ADDR): Remove.
5949 * config/sparc/sp64-elf.h (UNALIGNED_DOUBLE_INT_ASM_OP): New.
5950 (UNALIGNED_LONGLONG_ASM_OP, ASM_OUTPUT_DWARF_ADDR): Remove.
5951 (ASM_OUTPUT_DWARF_ADDR_CONST, ASM_OUTPUT_DWARF_REF): Remove.
5953 2001-03-02 John David Anglin <dave@hiauly1.hia.nrc.ca>
5955 * cselib.c (hash_rtx): Cast enums to unsigned int.
5957 2001-03-02 John David Anglin <dave@hiauly1.hia.nrc.ca>
5959 * print-rtl.c (print_rtx): Cast enums to int for comparison.
5960 * c-decl.c (grokdeclarator): Cast enums to int for comparison and
5962 * c-format.c (C_STD_VER): Cast to int for comparisons.
5963 (check_function_format): Cast various enums to int for &.
5964 (maybe_read_dollar_number): Likewise.
5965 (check_format_info): Likewise.
5966 (check_format_info_main): Likewise.
5967 * expr.c (emit_move_insn_1): Cast enums to unsigned int for comparison.
5968 (safe_from_p): Likewise.
5969 * varasm.c (const_hash): Cast enum to int for %.
5970 * emit-rtl.c (init_emit_once): Use int loop variable to work around
5971 pcc enum problems with < and ++ operators.
5972 * regclass.c (init_reg_sets_1): Cast enums for comparison.
5973 (choose_hard_reg_mode): Use unsigned int to iterate over CCmodes.
5974 (regclass_init): Change enum class to int to iterate over reg_classes.
5975 * genrecog.c (merge_trees): Cast enums for comparison.
5976 * rtl.h (GET_CODE): Cast to enum rtx_code.
5977 (PUT_CODE): Cast to ENUM_BITFIELD(rtx_code).
5978 (GET_MODE): Cast to enum machine_mode.
5979 (PUT_MODE): Cast to ENUM_BITFIELD(machine_mode).
5980 (GET_NOTE_INSN_NAME): Cast enum to int.
5981 * tree.h (TREE_CODE): Cast to enum tree_code.
5982 (TREE_SET_CODE): Cast VALUE to ENUM_BITFIELD(tree_code).
5983 * timevar.c (timevar_print): Change loop variable id from enum to
5985 * fixinc/fixincl.c (VLEVEL): Cast enums in comparison to unsigned int.
5986 * config/i386/i386.md: Use PUT_MODE for mode assignment.
5987 * toplev.c (compile_file): Cast enum DFI to int.
5988 (decode_d_option): Likewise.
5990 Fri Mar 2 12:18:13 2001 Christopher Faylor <cgf@cygnus.com>
5992 * cppinit.c (append_include_chain): Mark "after" include file name list
5993 as a system directory.
5994 * cpp.texi: Document new behavior.
5996 Fri Mar 2 11:59:43 CET 2001 Jan Hubicka <jh@suse.cz>
5998 * ifcvt.c (noce_operand_ok): Handle properly unarry operations.
6000 2001-03-02 Neil Booth <neil@daikokuya.demon.co.uk>
6002 * cppfiles.c (struct include_file): Update.
6003 (stack_include_file): Use search_from.
6004 (cpp_included, find_include_file): Update.
6005 (cpp_execute_include): Update. ptr->name may not be
6006 null terminated. Use the new search_from member variable
6008 (_cpp_compare_file_date): Similarly.
6009 (search_from): New function, similiar to actual_directory.
6010 (actual_directory): Delete.
6011 (remap_filename): Update. loc->name may not be null terminated.
6012 (struct file_name_list): Rename search_path. Update.
6013 * cpphash.h (struct cpp_buffer): Delete actual_dir. New members
6014 search_from and dir.
6015 (struct cpp_reader): Remove actual_dirs.
6016 * cppinit.c (struct cpp_pending): Update for renamed objects.
6017 (append_include_chain, remove_dup_dir, remove_dup_dirs,
6018 merge_include_chains, cpp_destroy, cpp_start_read): Similarly.
6019 * cpplib.h (struct cpp_options): Similarly.
6021 2001-03-01 Zack Weinberg <zackw@stanford.edu>
6023 * config/xm-lynx.h, config/xm-std32.h, config/a29k/xm-a29k.h,
6024 config/a29k/xm-unix.h, config/alpha/xm-alpha.h,
6025 config/arc/xm-arc.h, config/arm/xm-arm.h, config/c4x/xm-c4x.h,
6026 config/clipper/xm-clix.h, config/convex/xm-convex.h,
6027 config/d30v/xm-d30v.h, config/dsp16xx/xm-dsp16xx.h,
6028 config/elxsi/xm-elxsi.h, config/fr30/xm-fr30.h,
6029 config/h8300/xm-h8300.h, config/i370/xm-i370.h,
6030 config/i370/xm-linux.h, config/i370/xm-mvs.h,
6031 config/i370/xm-oe.h, config/i386/xm-aix.h,
6032 config/i386/xm-i386.h, config/i386/xm-osf.h,
6033 config/i860/xm-i860.h, config/i960/xm-i960.h,
6034 config/ia64/xm-ia64.h, config/m32r/xm-m32r.h,
6035 config/m68k/xm-m68k.h, config/m88k/xm-m88k.h,
6036 config/mcore/xm-mcore.h, config/mips/xm-mips.h,
6037 config/mn10200/xm-mn10200.h, config/mn10300/xm-mn10300.h,
6038 config/ns32k/xm-ns32k.h, config/pa/xm-linux.h,
6039 config/pa/xm-pa.h, config/pa/xm-pa64hpux.h,
6040 config/pa/xm-pahpux.h, config/pa/xm-papro.h,
6041 config/pj/xm-pj.h, config/romp/xm-romp.h,
6042 config/rs6000/xm-beos.h, config/rs6000/xm-rs6000.h,
6043 config/rs6000/xm-sysv4.h, config/sh/xm-sh.h,
6044 config/sparc/xm-sparc.h, config/sparc/xm-sysv4.h,
6045 config/v850/xm-v850.h, config/vax/xm-vax.h,
6046 config/vax/xm-vms.h, config/we32k/xm-we32k.h:
6047 Do not define TRUE or FALSE.
6049 * config/i386/xm-aix.h, config/i386/xm-osf.h: Delete; made
6050 empty by above change.
6051 * config.gcc: Remove references to these files.
6053 * configure.in: Detect stdbool.h.
6054 * configure, config.in: Regenerate.
6055 * system.h: Include stddef.h here if available.
6056 Set HAVE__BOOL based on GCC_VERSION and __STDC_VERSION__.
6057 Then set up a sensible boolean type at the very end.
6059 * combine.c, cse.c, expr.c, fold-const.c, gensupport.c,
6060 config/mcore/mcore.c: Rename variables named 'true' and/or 'false'.
6062 * hash.h: Delete 'boolean' typedef and related #undefs.
6064 * function.c, ggc-common.c, hash.h, hash.c, tlink.c: Replace
6065 all uses of 'boolean' with 'bool'.
6067 2001-03-01 John David Anglin <dave@hiauly1.hia.nrc.ca>
6069 * cpplib.c (_cpp_init_stacks): Cast enum for comparison.
6070 * cppexp.c (lex): Cast enums for comparison.
6071 * cppinit.c (parse_option): Cast enum for comparison.
6072 * cpplex.c (cpp_spell_token): Cast enums to int for minus.
6073 (cpp_output_token): Likewise.
6074 (cpp_can_paste): Cast enums for comparsion and plus/minus.
6075 (cpp_avoid_paste): Cast enums for minus and comparison.
6077 2001-03-01 Zack Weinberg <zackw@stanford.edu>
6079 * gcc.c, objc/lang-specs.h: Add zero initializer for cpp_spec
6080 field to all array elements.
6082 2001-03-01 Zack Weinberg <zackw@stanford.edu>
6084 * cpphash.h (struct cpp_reader): Add print_version field.
6085 * cppinit.c (cpp_handle_option): For -v, -version, and --version,
6086 just set print_version and other flags as appropriate.
6087 (cpp_post_options): Print version here if print_version is set.
6089 * toplev.c (exit_after_options): New flag.
6090 (independent_decode_option): Don't exit here; just set
6092 (main): Exit after calling lang_hooks.post_options if
6093 exit_after_options is true.
6095 * cppinit.c (append_include_chain): Drop never-used case QUOTE.
6096 (merge_include_chains): Adjust comment to match code.
6098 2001-03-01 Zack Weinberg <zackw@stanford.edu>
6100 * stringpool.c (set_identifier): New function.
6101 * tree.h: Prototype it.
6103 * c-parse.in: Kill D_YES. If compiled for objc, call
6104 save_and_forget_protocol_qualifiers from init_reswords.
6105 * objc/objc-act.c (remember_protocol_qualifiers,
6106 forget_protocol_qualifiers): Don't diddle C_IS_RESERVED_WORD.
6107 Swap out the non-keyword IDENTIFIER_NODEs for keyword ones, or
6109 (save_and_forget_protocol_qualifiers): New function.
6110 * c-lex.h: Prototype save_and_forget_protocol_qualifiers.
6112 2001-03-01 Diego Novillo <dnovillo@redhat.com>
6114 * c-semantics.c (prune_unused_decls): Return error_mark_node
6115 instead of (tree) 1 to stop traversing the tree chain.
6117 2001-03-01 Bernd Schmidt <bernds@redhat.com>
6119 Fix a problem introduced by Kenner's Feb 18 change.
6120 * toplev.c (rest_of_compilation): Disable flag_cse_follow_jumps and
6121 flag_cse_skip_blocks only temporarily, not for ever.
6123 Thu Mar 1 09:49:58 2001 Jeffrey A Law (law@cygnus.com)
6125 * config/pa/som.h (ASM_IDENTIFY_GCC): Define.
6126 (ASM_IDENTIFY_GCC_AFTER_SOURCE): Likewise.
6128 * pa.c (emit_move_sequence): Verify operand0 is a hard register
6129 before determining its register class.
6131 2001-03-01 Bernd Schmidt <bernds@redhat.com>
6133 * config/ia64/ia64.c (ia64_hard_regno_rename_ok): Disallow renaming
6134 from reg 4 if current_function_calls_setjmp.
6135 (gen_nop_type): New function.
6136 (ia64_emit_nops): New function.
6137 (ia64_reorg): Call it.
6138 (ia64_sched_reorder): Move code that rotates bundles up a bit.
6140 * reload1.c (eliminate_regs_in_insn): Restrict the special case
6141 code not to try to optimize adds with anything but a REG destination.
6143 * sched-int.h (struct haifa_insn_data): Add new member priority_known.
6144 (INSN_PRIORITY_KNOWN): New accessor macro.
6145 * haifa-sched.c (priority): Use it instead of testing priority against
6148 2001-02-28 DJ Delorie <dj@redhat.com>
6150 * config/m68k/m68k.h (MOVE_BY_PIECES_P): Avoid pushing bytes,
6151 since that doesn't work the way gcc wants on a generic m68k.
6153 2001-02-28 Richard Henderson <rth@redhat.com>
6155 * caller-save.c (save_call_clobbered_regs): Fix typo in
6156 comparison last change.
6158 Wed Feb 28 19:31:42 CET 2001 Jan Hubicka <jh@suse.cz>
6160 * i386.c (pentium4_cost): New.
6161 (m_PENT4): New macro.
6162 (x86_push_memory, x86_movx,x86_cmove, x86_deep_branch, x86_use_sahf
6163 x86_sub_esp_4, x86_sub_esp_8, x86_add_esp_4, x86_add_esp_8
6164 x86_integer_DFmode_moves, x86_partial_reg_dependency,
6165 x86_memory_mismatch_stall): Add Pentium4
6166 (x86_use_q_reg, x86_use_any_reg): Kill.
6167 (override_options): Add pentium4.
6168 (incdec_operand): Return 0 for pentium4.
6169 (ix86_issue_rate): Add PROCESSOR_PENTIUM4 and PROCESSOR_ATHLON.
6170 * i386.h (x86_use_q_reg, x86_use_any_reg): Kill.
6171 (TARGET_PENTIUM4): Define.
6172 (enum processor_type): Add PROCESSOR_PENTIUM4.
6173 (CPP_CPU_DEFAULT_SPEC): Add pentium4 support.
6174 * i386.md (attribute "cpu"): Add pentium4.
6175 * invoke.texi (march): Add pentium4.
6177 Wed Feb 28 19:28:06 CET 2001 Jan Hubicka <jh@suse.cz>
6179 * i386.md (sse_mov?fcc*): New patterns and splitters.
6180 * i386.c (ix86_expand_movcc): Work post-reload; recognize
6181 the SSE based conditional moves.
6183 Wed Feb 28 19:18:23 CET 2001 Jan Hubicka <jh@suse.cz>
6185 * i386.md (attribute mode): Add "TI".
6186 (movsf_1): Add pxor support; remove constant propagation splitter.
6187 (movdf_integer): Likewise.
6188 (movdf_nointeger): Likewise.
6189 (movxf constant prop splitter): Handle all modes; update for SSE.
6190 * i386.h (CONST_DOUBLE_OK_FOR_LETTER): Add 'H' for SSE constants.
6191 * i386.c (standard_80387_constant_p): Rewrite.
6192 (standard_sse_constant_p): New.
6193 * i386-protos.h (standard_sse_constant_p): New.
6195 Wed Feb 28 19:05:37 CET 2001 Jan Hubicka <jh@suse.cz>
6197 * i386.md (sse_setccsf, sse_setccdf): New.
6198 (sse_cmp* patterns): Use '%D' instead of outputtting condition
6200 * i386.c (sse_comparison_operator): Accept the supported unordered
6201 comparses; be ready for fast_math.
6202 (print_operand): Support 'D'.
6204 Wed Feb 28 18:54:51 CET 2001 Jan Hubicka <jh@suse.cz>
6206 * jump.c (reversed_comparison_code): Kill.
6208 Wed Feb 28 18:50:15 CET 2001 Jan Hubicka <jh@suse.cz>
6210 * toplev.c (rest_of_compilation): Do post-reload splitting unconditionally
6213 Wed Feb 28 18:47:37 CET 2001 Jan Hubicka <jh@suse.cz>
6215 * i386.md (sse_andti3, sse_nandti_3, sse_xorti3): Add SSE2 versions;
6216 add missing '%' in constraints.
6218 Wed Feb 28 17:24:24 CET 2001 Jan Hubicka <jh@suse.cz>
6220 * c-common.c (build_common_tree_nodes): Build intTI_type_nodes
6221 for HOST_BITS_PER_WIDE_INT == 32 too.
6223 Wed Feb 28 17:22:35 CET 2001 Jan Hubicka <jh@suse.cz>
6225 * caller-save.c (reg_save_code, reg_restore_code): Index by mode, not
6227 (insert_save, insert_restore): New parameter save_mode.
6228 (init_caller_save): Update initialization of reg_save_code
6229 and reg_restore_code.
6230 (save_call_clobbered_regs): Compute save_modes and update calls to
6231 reg_save_code and reg_restore_code.
6232 (insert_restore): Unsignetize numbers; use save_modes to choose mode
6233 of spill; update use of reg_restore_code.
6234 (insert_save): Likewise.
6235 * i386.h (HARD_REGNO_CALLER_SAVE_MODE): Update.
6236 * c4x.h (HARD_REGNO_CALLER_SAVE_MODE): Update.
6237 * regs.h (HARD_REGNO_CALLER_SAVE_MODE): Likewise.
6239 Wed Feb 28 17:19:28 CET 2001 Jan Hubicka <jh@suse.cz>
6241 * ifcvt.c (noce_emit_store_flag, noce_try_store_flag_constants,
6242 noce_try_store_flag_inc, noce_try_store_flag_mask,
6243 noce_try_cmove_arith):
6244 Use reversed_comparison_code instead of reverse_comparison and
6245 can_reverse_comparison_p.
6247 Wed Feb 28 17:17:29 CET 2001 Jan Hubicka <jh@suse.cz>
6249 * jump.c (reversed_comparison_code_parts): Allow reversal of
6250 unordered compares in -ffast-math mode; reverse ordered compares
6251 for FP even w/o -ffast-math.
6253 2001-02-27 Richard Henderson <rth@redhat.com>
6255 * print-rtl.c (print_rtx) [i]: Don't print field five on
6256 NOTEs other than NOTE_INSN_DELETED_LABEL.
6258 2001-02-27 Zack Weinberg <zackw@stanford.edu>
6260 * mips/xm-iris4.h: Delete #if 0 block (there since before 1997).
6261 * pa/xm-linux.h, pa/xm-pa.h, pa/xm-papro.h: Don't declare errno.
6263 2001-02-27 Diego Novillo <dnovillo@redhat.com>
6265 * c-common.c (walk_stmt_tree): Visit the chain of the current tree
6266 even if walk_subtrees is 0.
6267 * c-semantics.c (prune_unused_decls): Return a non-null value to
6268 stop traversing the tree chain.
6270 2001-02-27 DJ Delorie <dj@redhat.com>
6272 * config/m68k/m68k.c (output_function_prologue): Save the new CFA
6273 register, *then* define it as the new CFA.
6275 Tue Feb 27 16:49:13 2001 Jeffrey A Law (law@cygnus.com)
6277 * pa.c (override_options): Promote -fpic to -fPIC.
6278 (legitimize_pic_address): Simplify due to removal of
6279 small PIC as a code generation option.
6280 (secondary_reload_class): Similarly.
6281 * pa.h (GO_IF_LEGITIMATE_ADDRESS): Similarly.
6282 (PRINT_OPERAND_ADDRESS): Similarly.
6283 * pa.md (various patterns): Similarly.
6284 (small pic lo_sum pattern): Remove.
6286 Tue Feb 27 16:01:13 CET 2001 Jan Hubicka <jh@suse.cz>
6289 * md.texi (min, max): Document
6291 Tue Feb 27 15:51:35 CET 2001 Jan Hubicka <jh@suse.cz>
6293 * i386.md (movsf, movdf): Use movaps for reg-reg moves if
6294 TARGET_PARTIAL_REG_DEPENDENCY.
6295 (truncdfsf2_1_sse, truncdfsf2_2): Penalize the fpreg->mem case.
6297 Tue Feb 27 15:36:48 CET 2001 Jan Hubicka <jh@suse.cz>
6299 * i386.md (mins*, maxs*): New patterns, expanders and splitters.
6301 2001-02-26 Jeffrey Oldham <oldham@codesourcery.com>
6303 * mips.c (mips_make_temp_file): Fix thinko in last change.
6305 2001-02-26 Jason Eckhardt <jle@redhat.com>
6307 * combine.c (known_cond): Do not reverse the condition when
6308 SMAX/UMAX is being considered and the condition is for equality
6311 * testsuite/gcc.c-torture/execute/20010221-1.c: New test.
6313 2001-02-26 Philip Blundell <philb@gnu.org>
6315 * config.gcc: Remove obsolete targets "arm*-*-linuxoldld" and
6317 * config/arm/linux-elf.h: Remove historical relics related to
6318 above configurations.
6319 * config/arm/linux-oldld.h: Delete.
6320 * config/arm/linux-elf26.h: Delete.
6322 2001-02-26 Jason Merrill <jason@redhat.com>
6324 * c-decl.c (finish_decl): Set DECL_DEFER_OUTPUT on tentative file-scope
6326 * toplev.c (rest_of_decl_compilation): Check DECL_DEFER_OUTPUT to
6327 recognize a tentative definition. Lose obsolete code.
6329 * toplev.c (wrapup_global_declarations): Don't emit DECL_COMDAT
6330 variables unless necessary, either.
6332 2001-02-25 Richard Henderson <rth@redhat.com>
6334 * ifcvt.c (struct noce_if_info): Add test_bb.
6335 (noce_get_alt_condition): New.
6336 (noce_try_minmax, noce_try_abs): New.
6337 (noce_operand_ok): New.
6338 (noce_process_if_block): Use them.
6339 * rtlanal.c (may_trap_p): NEG and ABS can never trap.
6341 Sun Feb 25 14:26:17 2001 Christopher Faylor <cgf@cygnus.com>
6343 * config/i386/cygwin.h (CPP_SPEC): Add missing space before w32api
6346 2001-02-25 Zack Weinberg <zackw@stanford.edu>
6348 * config.gcc: Put back pa/t-openbsd and rs6000/t-openbsd.
6349 * config/mips/mips.c (mips_make_temp_file): Set temp_filename
6351 (mips_asm_file_end): Free temp_filename here.
6353 Sun Feb 25 08:34:23 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
6355 * config/i386/i386-protos.h (ix86_set_move_mem_attrs): Move decl.
6356 * config/i386/i386.c (ix86_set_move_mem_attrs_1): Fix typo.
6358 * config/i386/i386.md (movstrsi): Handle FAIL case.
6360 2001-02-25 Neil Booth <neil@daikokuya.demon.co.uk>
6362 * cppinit.c (builtin_array): Update.
6363 (init_builtins): Flag builtins to warn if redefined or
6364 undefined. Define __GXX_WEAK as a normal macro.
6365 * cpplib.c (do_undef): Warn if flagged NODE_WARN.
6366 * cpplib.h (NODE_WARN): New flag.
6367 * cppmacro.c (builtin_macro): Remove handling of __GXX_WEAK__.
6368 Handle __STDC__ as a builtin only on Solaris.
6369 (warn_of_redefinition): Renamed from check_macro_definition.
6370 Reverse sense of test. Always warn if NODE_WARN.
6371 (_cpp_create_definition): Use warn_of_redefinition. Flag
6372 any macro beginning with "__STDC_" to require a mandatory
6373 warning if redefined or undefined.
6375 2001-02-24 Zack Weinberg <zackw@stanford.edu>
6377 * xm-interix.h, xm-lynx.h, alpha/xm-vms.h, convex/xm-convex.h,
6378 i370/xm-i370.h, i370/xm-linux.h, i370/xm-mvs.h, i370/xm-oe.h,
6379 i386/xm-beos.h, i386/xm-dos.h, i386/xm-mingw32.h,
6380 i860/xm-i860.h, m68k/xm-3b1.h, m68k/xm-amix.h, m68k/xm-aux.h,
6381 m68k/xm-crds.h, m68k/xm-mot3300.h, m88k/xm-sysv3.h,
6382 mips/xm-mips.h, rs6000/xm-beos.h, vax/xm-vms.h:
6383 Don't define any of:
6384 USE_PROTOTYPES, vfork, mktemp, SVR3, NO_SYS_PARAMS_H,
6385 P_tmpdir, MVS, NO_DBX_FORMAT, USE_STDARGS, STDC_HEADERS,
6386 NO_PRECOMPILES, i860, __PTR_TO_INT, __INT_TO_PTR, rindex,
6387 index, FULL_PROTOTYPES, AUX, R_OK, W_OK, X_OK, F_OK,
6388 STACK_DIRECTION, MIPS, MAX_READ_LEN, MAX_WRITE_LEN.
6390 * alpha/xm-alpha.h, clipper/xm-clix.h, d30v/xm-d30v.h,
6391 fr30/xm-fr30.h, i370/xm-linux.h: Remove commented-out macro
6394 * m68k/xm-3b1.h, m68k/xm-crds.h, m88k/xm-sysv3.h:
6395 Delete now-empty file.
6397 * alpha/vms.h: Define NEED_ATEXIT here...
6398 * alpha/xm-vms.h: ...not here.
6400 * i386/cygwin.h: Don't define PARAMS.
6401 * mips/mips.c: Don't prototype mktemp. Don't define
6402 P_tmpdir. Use make_temp_file to create temporary files.
6403 Don't be clever and delete temporary files early.
6404 * config.gcc: Drop references to deleted files. Don't define
6406 * gcc.texi: Don't mention USE_PROTOTYPES.
6408 Sat Feb 24 20:25:29 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
6410 * config/i386/i386.c (ix86_set_move_mem_attrs): New function.
6411 (ix86_set_move_mem_attrs_1): Likewise.
6412 * config/i386/i386-protos.h (ix86_set_move_mem_attrs): New declaration.
6413 * config/i386/i386.md (movstrsi): Call it.
6415 2001-02-24 Zack Weinberg <zackw@stanford.edu>
6417 * config.gcc: Expunge references to alpha/t-pe, pa/t-openbsd,
6418 x-linux-aout, i386/t-go32, t-osf, m68k/x-m68kv,
6419 ns32k/xm-netbsd.h, rs6000/t-openbsd, rs6000/t-xnewas,
6420 rs6000/x-aix41-gld. These are nonexistent, empty, or obsolete.
6422 (i750a-*-*): Error here if hosting on i750a.
6423 (alpha*-*-winnt*, ix86-*-winnt3*): Remove stanzas entirely.
6425 * x-linux-aout, xm-freebsd.h, i386/beos-pe.h, ns32k/xm-netbsd.h:
6426 Remove (empty modulo comments).
6428 * 1750a/xm-1750a.h, alpha/config-nt.sed, alpha/win-nt.h,
6429 alpha/xm-winnt.h, i386/config-nt.sed, i386/os2.h,
6430 i386/t-winnt, i386/win-nt.h, i386/xm-freebsd.h, i386/xm-os2.h,
6431 i386/xm-winnt.h, m68k/x-alloca-c, m88k/x-dguxbcs,
6432 mips/x-netbsd, mips/x-nws3250v4, rs6000/t-xnewas,
6433 rs6000/t-xrs6000, rs6000/xm-cygwin.h: Remove (obsolete)
6435 * i386/crtdll.h, i386/cygwin.h, i386/mingw32.h:
6436 Remove reference to winnt.h in comment.
6437 * rs6000/t-newas, rs6000/t-rs6000: Override LIBGCC1_TEST to null.
6439 2001-02-24 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
6441 * loop.c (check_dbra_loop): A biv has uses besides counting if it is
6442 used to set another biv.
6444 Sat Feb 24 06:45:21 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
6446 * tree.h (BLOCK_DEAD): New macro.
6447 (struct tree_block): New flag, dead_flag.
6448 * print-tree.c (print_node, case 'b'): Print missing fields.
6449 * emit-rtl.c (remove_unnecessary_notes): Set BLOCK_DEAD.
6450 * function.c (identify_blocks): Enable test for misplaced notes.
6451 (all_blocks): Skip BLOCK_DEAD blocks.
6452 * integrate.c (integrate_decl_tree): Likewise.
6454 * errors.c (internal_error, trim_filename): New functions.
6455 (fancy_abort): Call internal_error.
6456 * errors.h (internal_error, trim_filename): New declarations.
6458 2001-02-24 Alexandre Oliva <aoliva@redhat.com>
6460 * config/mn10300/mn10300.h (DBX_REGISTER_NUMBER): Reverted
6462 (EXTRA_CONSTRAINT): Formatting changes.
6464 2001-02-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6466 * rtl.c (rtl_check_failed_code2): Fix typo in last change.
6468 2001-02-23 Per Bothner <per@bothner.com>
6470 * gcc.c (record_temp_file, pfatal_with_name, error): Make non-static,
6471 so they can be called from java/jvspec.c.
6472 * gcc.h (record_temp_file, pfatal_with_name, error): Declare.
6474 Sat Feb 24 03:32:50 CET 2001 Jan Hubicka <jh@suse.cz>
6476 * i386.c (ix86_frame): New structure.
6477 (ix86_compute_frame_size): Kill.
6478 (ix86_compute_frame_layout): New.
6479 (ix86_save_reg): New.
6480 (ix86_can_use_return_insn_p): Use frame layout stuff.
6481 (ix86_expand_prologue): Likewise.
6482 (ix86_expand_epilogue): Likewise.
6483 (ix86_initial_elimination_offset): Likewise.
6484 (ix86_nsaved_regs): Use ix86_save_reg.
6485 (ix86_emit_save_regs): Likewise.
6487 Sat Feb 24 03:30:38 CET 2001 Jan Hubicka <jh@suse.cz>
6489 * flow.c (find_sub_basic_blocks): New function.
6490 (split_block): Be ready for basic block introduced by CODE_LABEL.
6491 (commit_one_edge_insertion): Call find_sub_basic_block.
6493 * flow.c (make_edges): Add edge from entry for blocks starting with
6494 label having ALTERNATE_NAME
6496 Sat Feb 24 03:19:42 CET 2001 Jan Hubicka <jh@suse.cz>
6498 * function.c (epilogue_done): Be ready for first basic block not
6499 containing PROLOGUE_END note.
6500 (reposition_prologue_and_epilogue_notes): Avoid placing
6501 PROLOGUE_END note between BASIC_BLOCK.
6503 Sat Feb 24 03:17:09 CET 2001 Jan Hubicka <jh@suse.cz>
6505 * loop.c (canonicalize_condition): Move to reversed_comparison_code.
6507 2001-02-21 DJ Delorie <dj@redhat.com>
6509 * config/i960/i960.h (FRAME_POINTER_REQUIRED): Revert removal of
6510 check for current_function_has_nonlocal_goto from 1999-11-12.
6512 Fri Feb 23 15:28:39 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
6514 * diagnostic.c (trim_filename): No longer static.
6515 * toplev.h (trim_filename): Declare.
6516 * rtl.c (rtl_check_failed_bounds): Call internal_error.
6517 (rtl_check_failed_type1, rtl_check_failed_type2): Likewise.
6518 (rtl_check_failed_code1, rtl_check_failed_code2): Likewise.
6519 (rtvec_check_failed_bounds): Likewise.
6520 * tree.c (tree_check_failed, tree_class_check_failed): Likewise.
6522 * convert.c (convert_to_integer): Don't do unsigned unless result or
6523 both inputs are unsigned.
6525 * fold-const.c (fold_convert): Don't call size_int_type_wide if
6528 * c-decl.c (set_block): Set NAMES and BLOCKS from BLOCK.
6530 * varasm.c (output_constant): Recompute CODE after lang-specific fn.
6532 2001-02-23 Jeffrey Oldham <oldham@codesourcery.com>
6534 * Makefile.in (resource.o): Add params.h dependence.
6535 * params.def (MAX_DELAY_SLOT_LIVE_SEARCH): New parameter.
6536 * params.h (MAX_DELAY_SLOT_LIVE_SEARCH): Likewise.
6537 * resource.c: Add dependence on params.h.
6538 (current_live_regs): Fix explanatory comment.
6539 (find_basic_block): Add new parameter to permit limiting search
6541 (mark_target_live_regs): Add new argument to find_basic_block call.
6542 (incr_ticks_for_insn): Likewise.
6544 2001-02-23 Gabriel Dos Reis <gdr@merlin.codesourcery.com>
6546 * diagnostic.c (output_to_stream): Rename to
6547 output_buffer_to_stream. Loses the stream parameter.
6548 (init_output_buffer): Set diagnosic_buffer's stream.
6549 (flush_diagnostic_buffer): Adjust.
6550 (default_print_error_function): Likewise.
6551 (finish_diagnostic): Likewise.
6552 (verbatim): Likewise.
6554 * diagnostic.h (struct output_buffer): Add `stream' field.
6555 (output_buffer_attached_stream): New macro.
6557 2001-02-23 Jakub Jelinek <jakub@redhat.com>
6559 * fold-const.c (extract_muldiv) [case PLUS_EXPR]: If not MULT_EXPR,
6560 check if either operand is divisible by C.
6561 (multiple_of_p): Handle LSHIFT_EXPR with small constant shift.
6562 If type is signed, consider negative numbers as well.
6564 2001-02-22 Richard Henderson <rth@redhat.com>
6566 * config/ia64/crtbegin.asm (.fini): Use pc-relative relocs to
6567 reach .text instead of gp-relative relocs.
6568 * config/ia64/crtend.asm (.init): Likewise.
6570 2001-02-22 Andreas Jaeger <aj@suse.de>
6572 * extend.texi (C++ Attributes): Fix typo.
6574 2001-02-21 David Mosberger <davidm@hpl.hp.com>
6576 * config/ia64/ia64.c (ia64_epilogue_uses): For syscall_linkage
6577 functions, drop current_function_args_info.words test.
6578 (ia64_compute_frame_size): Mark syscall_linkage functions as
6579 using eight input registers.
6581 2001-02-21 Loren J. Rittle <ljrittle@acm.org>
6582 Bruce Korb <bkorb@gnu.org>
6584 * fixinc/inclhack.def (freebsd_gcc3_breakage): new fix
6585 * fixinc/README: Document how to convert sed substitutions
6586 to format style c_fix-es.
6587 * fixinc/fixincl.x: regen
6589 2001-02-21 Jeffrey D. Oldham <oldham@codesourcery.com>
6591 * gcc.c: Add comment explaining how to add a command-line option.
6592 Add title to specs language comment.
6594 2001-02-21 Jeffrey Oldham <oldham@codesourcery.com>
6596 * gcc.c (cc1_options): Add "-param".
6597 (DEFAULT_WORD_SWITCH_TAKES_ARG): Likewise.
6598 (option_map): Likewise.
6599 * toplev.c (display_help): Add entry for "--param".
6600 (independent_decode_option): Fix typographical error.
6602 Wed Feb 21 18:57:28 CET 2001 Catherine Moore <clm@redhat.com>
6603 Bernd Schmidt <bernds@redhat.com>
6604 Jan Hubicka <jh@suse.cz>
6606 * i386.c (function_arg_advance): Pass SSE arguments in registers.
6607 (function_arg): Likewise.
6609 Wed Feb 21 18:12:41 CET 2001 Jan Hubicka <jh@suse.cz>
6611 * i386.md (mmx_lshrdi3, mmx_ashldi3): Guard by unspec.
6613 2001-02-21 Kazu Hirata <kazu@hxi.com>
6615 * config/h8300/h8300.md (iorsi3): Do not output an extra newline
6619 Wed Feb 21 17:35:24 CET 2001 Jan Hubicka <jh@suse.cz>
6621 * flow.c (init_propagate_block_info): Canon address and use single_set
6622 for killing dead memory stores.
6624 2001-02-21 Jeffrey Oldham <oldham@codesourcery.com>
6626 * Makefile.in (reorg.o): Add params.h dependence.
6627 * params.def: Fix typographical error in comment.
6628 (MAX_DELAY_SLOT_INSN_SEARCH): New parameter.
6629 * params.h: Modify introductory comment.
6630 (MAX_DELAY_SLOT_INSN_SEARCH): New parameter.
6631 * reorg.c: Add dependence on params.h.
6632 (redundant_insn): Add parameterized throttle for search.
6633 (fill_simple_delay_slots): Add a comment explaining a variable.
6634 Move conditional out of loop, simplifying code.
6635 (fill_eager_delay_slots): Fix typographical error in comment.
6637 2001-02-20 Aldy Hernandez <aldyh@redhat.com>
6639 * tm.texi (REVERSE_CONDEXEC_PREDICATES_P): New macro documentation.
6641 * flow.c (ior_reg_cond): Use REVERSE_CONDEXEC_PREDICATES_P macro.
6642 (REVERSE_CONDEXEC_PREDICATES_P): Define macro.
6644 2001-02-21 Jason Merrill <jason@redhat.com>
6646 * tree.h (DECL_UNINLINABLE): Move from C++ frontend.
6647 (struct tree_decl): Add uninlinable bitfield.
6648 * c-decl.c (duplicate_decls): Set it.
6649 * integrate.c (function_cannot_inline_p): Check it.
6651 * dwarf2out.c (add_name_and_src_coords_attributes): Don't add
6652 DW_AT_MIPS_linkage_name to abstract methods.
6653 (dwarf2out_abstract_function): Emit class context before calling
6654 set_decl_abstract_flags. Don't clear DECL_ABSTRACT.
6655 (gen_subprogram_die): Remove obsolete code.
6656 (gen_member_die): Don't include clones in the member list.
6657 (gen_decl_die): Emit abstract info for clone origin.
6658 * dwarfout.c (output_type): Don't include clones in the member list.
6659 * dbxout.c (dbxout_type_methods): Ignore abstract methods.
6660 * toplev.c (note_deferral_of_defined_inline_function): Don't clear
6661 DECL_ABSTRACT on a function that already has it set.
6663 * dwarf2out.c (gen_formal_types_die): Also accept a FUNCTION_DECL.
6664 (get_subprogram_die): Pass it in.
6666 2001-02-21 Richard Earnshaw <rearnsha@arm.com>
6668 * flow.c (mark_set_1): Make not_dead unsigned long. For
6669 non-pseudos, use it as a bitmask of the hard regs that
6672 2001-02-21 Neil Booth <neil@daikokuya.demon.co.uk>
6674 * cppfiles.c: Update comments.
6675 (_cpp_read_file): Don't check for NULL filenames any more.
6676 * cppinit.c (cpp_start_read): Don't do canonicalization of
6677 in_fname and out_fname. Use the passed file name exclusively.
6678 (_cpp_handle_options): Don't treat "-" as a command line option,
6679 but as a normal filename.
6680 (_cpp_post_options): Canonicalize in_fname and out_fname.
6681 * cppmain.c (printer_init): Don't check out_fname for NULL.
6682 * c-lex.c (orig_filename): Rename cpp_filename for clarity.
6683 (init_c_lex): Update, and use "" to represent stdin to CPP.
6686 2001-02-20 Will Cohen <wcohen@redhat.com>
6688 * config/pa/quadlib.c (_U_Qfcnvfxt_quad_to_usgl): New function.
6689 * config/pa/long_double.h (FIXUNS_TRUNCTFSI2_LIBCALL): Added.
6690 (INIT_TARGET_OPTABS): Use FIXUNS_TRUNCTFSI2_LIBCALL for
6693 2001-02-20 Stan Shebs <shebs@apple.com>
6695 * config/rs6000/rs6000.c (output_cbranch): Output branches
6696 on separate lines instead of using ';' to separate.
6698 2001-02-20 Neil Booth <neil@daikokuya.demon.co.uk>
6700 * cppinit.c (set_lang): Move builtin handling to...
6701 (init_builtins): ...here.
6702 (_cpp_create_reader): Move call to set_lang.
6704 2001-02-20 Mark Mitchell <mark@codesourcery.com>
6706 * stmt.c (expand_return): If an attempt is made to return the
6707 error_mar_node, treat the return like a return without a value.
6709 2001-02-19 Zack Weinberg <zackw@stanford.edu>
6711 * sibcall.c (skip_copy_to_return_value): Call
6712 identify_call_return_value here, and return orig_insn if it
6713 returns zero. Hardret and softret arguments now unnecessary.
6714 (call_ends_block_p): Don't call identify_call_return_value here.
6716 * ggc-common.c (ggc_mark_rtx_children): No need to mark 'S' or
6718 * ggc-page.c, ggc-simple.c (ggc_mark_if_gcable): Delete function.
6719 * ggc.h (ggc_mark_if_gcable): Delete prototype.
6721 Mon Feb 19 20:30:16 2001 Jeffrey A Law (law@cygnus.com)
6723 * pa.c (move_operand): Accept code to load the address of a
6724 symbol out of the DLT as a valid move operand.
6725 (print_operand, case 'A'): New to handle generating a DLT
6726 reference for a LO_SUM expression.
6727 * pa.h (EXTRA_CONSTRAINT): Handle 'A' for DLT LO_SUM references.
6728 * pa.md (movsi, movdi patterns): Allow DLT LO_SUM references.
6730 2001-02-19 Joseph S. Myers <jsm28@cam.ac.uk>
6732 * README, cpp.texi, gcc.texi, version.c: Update version number to
6734 * cpp.1, gcov.1, gcc.1: Regenerate.
6736 2001-02-19 Neil Booth <neil@daikokuya.demon.co.uk>
6738 * cppfiles.c (stack_include_file): Generate dependencies
6739 here, and manage include_count here too.
6740 (PRINT_THIS_DEP): Delete.
6741 (_cpp_execute_include): Do not generate dependencies here,
6742 apart from the case of a missing header. Do not manage
6744 (_cpp_read_file): Leave dependency generation to
6747 Mon Feb 19 10:17:47 2001 Jeffrey A Law (law@cygnus.com)
6749 * config.gcc (hppa*64*-*-hpux11*): Add MASK_GAS to
6750 target_cpu_default. Remove dead assignment to
6753 Mon Feb 19 16:47:39 CET 2001 Jan Hubicka <jh@suse.cz>
6755 * regclass.c (contains_reg_of_mode): Make global.
6756 (init_reg_sets): Remove contains_reg_of_mode; take into account
6757 CLASS_MAX_NREGS when looking for the proper mode.
6758 (dump_regclass): Dump only classes considered for the pseudo.
6759 (regclass): Use contains_reg_of_mode.
6761 Mon Feb 19 16:45:42 CET 2001 Jan Hubicka <jh@suse.cz>
6763 * gcc.c (do_spec_1): 'n' for printing notices.
6764 * i386.h (CC1_CPU_SPEC): Notice deprecated options as deprecated.
6766 Mon Feb 19 15:51:30 CET 2001 Jan Hubicka <jh@suse.cz>
6768 * reg-stack.c (next_flags_user): Use current_block->end
6769 (swap_rtx_condition): Look for next user if flags don't die;
6770 give up on CALL_INSNs; use current_block->end.
6772 Mon Feb 19 08:27:21 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
6774 * sibcall.c (call_ends_block_p): New function.
6775 (optimize_sibling_and_tail_recursive_call): Use it.
6777 2001-02-18 Kazu Hirata <kazu@hxi.com>
6779 * config/h8300/h8300.md: Update copyright.
6780 (andsi3): Do not output an extra newline character.
6782 Sun Feb 18 15:45:17 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
6784 * toplev.c (note_deferral_of_defined_inlined_function): Argument
6785 FNDECL may be unused.
6787 * toplev.c (rest_of_compilation): Don't have CSE skip blocks or
6788 follow jumps after first run.
6789 If -fexpensive-optimizations rerun CSE after GCSE and iterate until
6790 it doesn't change any jumps.
6792 Sun Feb 18 17:05:50 2001 Jeffrey A Law (law@cygnus.com)
6794 * Makefile.in (rtlanal.o): Depend on hard-reg-set.h.
6795 ($HOST_PREFIX_1)rtlanal.o: Remove rules for building
6796 (mostlyclean): Corresponding changes.
6797 * rtlanal.c (hard-reg-set.h): Include.
6798 (rtx_unstable_p): Do not treat the argument pointer specially
6799 if it is not a fixed register.
6800 (rtx_varies_p, rtx_addr_can_trap_p): Similarly.
6802 Sun Feb 18 15:45:17 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
6804 * sibcall.c (optimize_sibling_and_tail_recursive_call): Compare
6805 against last real insn in basic block.
6806 Rework to avoid gotos.
6808 * Makefile.in (gcse.o): Now includes ggc.h.
6809 * gcse.c: Include ggc.h.
6810 (want_to_gcse_p): Verify expression can be in SET as valid insn.
6811 (try_replace_reg): Remove warning of uninitialize variable.
6812 (process_insert_insn): Call invalid_insn_p to validate insn.
6813 * recog.c (insn_invalid_p): Now global.
6814 See if can make valid by adding CLOBBERs of SCRATCH only and do if so.
6815 * recog.h (insn_invalid_p): New declaration.
6817 * jump.c (jump_optimize_1): Only define reversed_code #ifdef HAVE_trap.
6819 * config/sparc/sparc.c (eligible_for_epilogue_delay): Don't put
6820 assignments from FP constants since 'Y' output code can't handle it.
6821 (eligible_for_sibcall_delay): Likewise.
6823 * flow.c (print_rtl_and_abort_fcn): Renamed from print_rtl_and_abort.
6824 Call fancy_abort directly, passing args.
6825 (print_rtl_and_abort): Now a macro, like fancy_abort.
6827 * final.c (output_operand_lossage): Use internal_error, not error.
6829 2001-02-18 Shane Nay <shane@agendacomputing.com>
6831 * mips.c (mips_expand_prologue) Add REG_MAYBE_DEAD to
6832 structure shift insns.
6834 2001-02-18 Mark Mitchell <mark@codesourcery.com>
6836 * invoke.texi (-fsquangle): Remove documentation.
6837 (-fname-mangling-version): Likewise.
6839 2001-02-18 Lars Brinkhoff <lars@nocrew.org>
6841 * optabs.c (expand_abs): Remove reference to
6842 HAVE_contitional_arithmetic.
6843 * combine.c (simplify_set): Likewise.
6845 2001-02-18 Richard Henderson <rth@redhat.com>
6847 * ifcvt.c (dead_or_predicable): Don't move code if eh regions
6850 2001-02-18 Richard Henderson <rth@redhat.com>
6852 * config/ns32k/ns32k.h (ADJSP): Upcase arguments.
6854 * config/alpha/alpha.md (movsi_fix): Fix typo in pattern name.
6856 * reload1.c (reload_cse_simplify_set): Fix typo.
6858 Sun Feb 18 09:30:09 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
6860 * diagnostic.c (_fatal_insn): Decrement errorcount.
6862 * invoke.texi (-I): Add note avoiding use for system header files.
6864 * rtl.h (add_clobbers): Remove duplicate declaration.
6865 * recog.h (added_clobbers_hard_reg_p): New declaration.
6866 * genemit.c (struct clobber_pat): New field has_hard_reg.
6867 (gen_insn): Record if added clobbers clobber hard reg.
6868 (gen_split): Avoid unused warning if number of operands is 0.
6869 (output_added_clobbers_hard_reg_p): New function.
6872 2001-02-18 Alan Modra <alan@linuxcare.com.au>
6874 * pa.c (hppa_expand_prologue): Simplify code storing return
6875 pointer. For large (>=8k) frames with a post_store, adjust stack
6876 pointer by 8k-64 first rather than by 64. When testing with
6877 VAL_14_BITS_P, always use the actual value rather than the value
6878 negated. Add blockage to prevent scheduling of spills before
6879 stack frame has been created.
6880 (hppa_expand_epilogue): Simplify code loading return pointer.
6881 Allow a slightly larger range for merge_sp_adjust_with_load case.
6882 When testing with VAL_14_BITS_P, always use the actual value.
6884 * pa.c (pa_adjust_insn_length): Check that block move
6885 pattern is a set before looking at operands.
6887 2001-02-17 Mark Mitchell <mark@codesourcery.com>
6889 * fold-const.c (fold_binary_op_with_conditional_arg): New
6890 function, split out from ...
6892 * tree.def (COND_EXPR): Document the use of VOID_TYPE for
6893 conditional arms that throw exceptions.
6895 * print-tree.c (print_node): Do not use BLOCK_CHAIN when we're not
6898 2001-02-17 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6900 * aclocal.m4 (gcc_AC_CHECK_DECL): Before attempting the test,
6901 define HAVE_DECL_* to 1 to mask potential backup declarations.
6902 * configure: Regenerated.
6904 2001-02-17 Mark Mitchell <mark@codesourcery.com>
6906 * invoke.texi (-Woverloaded-virtual): Clarify documentation.
6908 2001-02-17 Richard Henderson <rth@redhat.com>
6910 * reload1.c (reload_cse_simplify_set): Respect LOAD_EXTEND_OP
6911 when replacing a memory load with a register.
6913 Sat Feb 17 14:48:30 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
6914 Jan Hubicka <jh@suse.cz>
6916 * recog.c (validate_replace_src_1): New.
6917 (validate_replace_src_data): Likewise.
6918 (validate_replace_src): Use note_uses.
6919 * rtl.h (note_uses): Declare.
6920 * rtlanal.c (note_uses): New.
6922 Sat Feb 17 10:52:34 CET 2001 Jan Hubicka <jh@suse.cz>
6924 * reg-stack.c (stack_def): Make field reg unsigned.
6925 (remove_regno_note): Unsignetize parameter.
6927 2001-02-16 Jes Sorensen <jes@linuxcare.com>
6929 * ia64.c (errata_emit_nops): Add VOIDmode as second argument to
6930 shladd_operand() call.
6932 2001-02-16 Bruce Korb <bkorb@gnu.org>
6933 Rodney Brown <RodneyBrown@mynd.com>
6935 * fixinc/mkfixinc.sh: Use C fixincludes for UnixWare 7.
6936 * fixinc/inclhack.def: Add fixinc.svr4 patterns with matching
6937 machine restrictions
6938 * fixinc/fixincl.x: regen
6940 Fri Feb 16 12:41:30 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
6942 * gcse.c (hash_scan_set): If cprop, see if REG_EQUAL or REG_EQUIV.
6944 (hash_scan_insn): Clean up calls to hash_scan_set.
6945 (compute_kill_rd): REGNO now unsigned.
6946 (try_replace_reg): Rework to use simplify_replace_rtx.
6947 (cprop_jump, cprop_cc0_jump): Likewise.
6948 (cprop_insn): Call find_reg_equal_equiv_note.
6949 Reflect changes to cprop_jump and cprop_cc0_jump.
6951 * recog.c (validate_replace_src): Replace in operands of
6952 ZERO_EXTRACT in SET_DEST.
6954 * cse.c (new_label_ref): New variable.
6955 (insert): Set it instead of recorded_label_ref.
6956 (cse_basic_block): Set recorded_label_ref if new_label_ref use, has
6957 CODE_LABEL for this function, and not already in REG_LABEL note.
6959 2001-02-16 Jeffrey Oldham <oldham@codesourcery.com>
6961 * resource.c (mark_referenced_resources): Fix typo in introductory
6963 * config/mips/abi64.h (SUBTARGET_TARGET_OPTIONS): Fix typo in
6966 2001-02-16 Jason Merrill <jason@redhat.com>
6968 * dwarf2out.c (add_bound_info): Don't crash if SAVE_EXPR_RTL is
6970 (gen_subprogram_die): Don't abort on seeing a second definition if
6971 the previous one was abstract. Don't replace an abstract instance
6972 in the lookup table.
6974 * dwarf2out.c (dwarf2out_abstract_function): Rename from
6975 gen_abstract_function.
6976 * dwarf2out.h: Declare it.
6977 * toplev.c (note_outlining_of_inline_function): New fn.
6978 * toplev.h: Declare it.
6979 * integrate.c (output_inline_function): Call it.
6980 * c-decl.c (duplicate_decls): Call it when redefining an extern
6981 inline. Don't inline the new defn.
6983 * tree.h (BLOCK_CHAIN): Use BLOCK_CHECK.
6985 2001-02-16 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
6987 * .gdbinit: Rename to gdbinit.in.
6988 * gdbinit.in: New file,
6989 * configure.in: Generate .gdbinit from gdbinit.in.
6990 * configure: Regenerated.
6991 * Makefile.in (distclean): Always remove .gdbinit.
6993 2001-02-16 Jakub Jelinek <jakub@redhat.com>
6995 * objc/objc-act.c (start_class): Register implemented_classes with
6998 2001-02-16 Neil Booth <neil@daikokuya.demon.co.uk>
7000 * cppfiles.c (_cpp_make_system_header): Generate a file
7003 2001-02-15 Jim Meyering <meyering@lucent.com>
7005 * Makefile.in (install-common): Don't depend on installdirs here.
7006 Instead, make each of the lang.install-common targets (e.g.,
7007 c++.install-common in cp/Make-lang.in) depend on it.
7008 (install-driver): Depend on installdirs.
7010 Thu Feb 15 21:30:26 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
7012 * flow.c (tidy_fallthru_edge): Never end block on line number NOTE.
7014 * function.c (assign_parms): Set RTX_UNCHANGING_P in pseudo when we
7017 2001-02-15 Mark Mitchell <mark@codesourcery.com>
7019 * invoke.texi (--param): Document.
7021 Thu Feb 15 15:16:38 2001 Alexandre Oliva <aoliva@redhat.com>
7023 * config/sh/sh.h (BOOL_TYPE_SIZE): Don't define.
7025 Thu Feb 15 10:52:31 CET 2001 Jan Hubicka <jh@suse.cz>
7027 * i386.md (extendsfdf2_2): Fix constraints.
7029 Thu Feb 15 09:46:21 CET 2001 Jan Hubicka <jh@suse.cz>
7031 * i386.md (fop_df_3 splitter): Fix operand number.
7033 Wed Feb 14 12:37:37 CET 2001 Jan Hubicka <jh@suse.cz>
7035 * invoke.texi (-mreg-alloc): Nuke.
7036 * i386.c (ix86_reg_alloc_order, regs_allocated,
7037 order_regs_for_local_alloc): Nuke.
7038 (override_options): Kill reg_alloc code.
7039 * i386.h (TARGET_OPTIONS): Kill reg-alloc.
7040 (REG_ALLOC_ORDER): SSE goes before I387.
7041 (ORDER_REGS_FOR_LOCAL_ALLOC): Kill.
7042 (ix86_reg_alloc_order): Likewise.
7043 * i386-protos.h (ix86_reg_alloc_order): Kill.
7045 2001-02-14 Richard Henderson <rth@redhat.com>
7047 * toplev.c (f_options): Clarify -fschedule-insns2 documentation.
7049 Wed Feb 14 11:59:58 CET 2001 Jan Hubicka <jh@suse.cz>
7051 * i386.h (RETURN_IN_MEMORY): Fix formating; reject TFmodes
7053 Wed Feb 14 11:12:38 CET 2001 Jan Hubicka <jh@suse.cz>
7055 * i386-protos.h (ix86_memory_move_cost): Move offline.
7056 * i386.c (ix86_register_move_cost): Compute properly cost of
7057 SSE, MMX and i387 instructions.
7058 (*_cost): Add costs of SSE/MMX moves.
7059 (ix86_memory_move_cost): Move offline from ....; Likewise.
7060 * i386.h (MEMORY_MOVE_COST): .... here;
7061 (struct processor costs): Add new fields to represent costs
7064 Wed Feb 14 10:08:26 CET 2001 Jan Hubicka <jh@suse.cz>
7066 * regclass.c (init_reg_sets_1): Reinstall the optimization of
7067 move_cost together with Matt Kraai's fix.
7069 2001-02-14 Jeffrey Oldham <oldham@codesourcery.com>
7071 * Makefile.in (OBJS): Add params.o.
7073 2001-02-14 Richard Henderson <rth@redhat.com>
7074 DJ Delorie <dj@redhat.com>
7076 * jump.c (jump_optimize_1): When we delete a conditional jump
7077 preceeding a non-conditional jump to effectively the same place,
7078 make sure that the combined jump skips any clobber insns between
7081 2001-02-14 Jeffrey Oldham <oldham@codesourcery.com>
7083 * gcc.c (do_spec_1): Fix off-by-one error for '%M' case.
7085 2001-02-14 Mark Mitchell <mark@codesourcery.com>
7087 * Makefile.in (toplev.o): Depend on params.h.
7088 (intergate.o): Likewise.
7089 (params.o): New target.
7090 * flags.h (inline_max_insns): Remove.
7091 * integrate.c: Include params.h.
7092 Use MAX_INLINE_INSNS instead of inline_max_insns.
7093 * params.c: New file.
7094 * params.h: Likewise.
7095 * params.def: Likewise.
7096 * toplev.c: Include params.h.
7097 (lang_independent_params): New variable.
7098 (decode_f_option): Use the param machinery instead of setting
7100 (independent_decode_option): Handle "--param name=value".
7101 (main): Register language-independent parameters.
7103 Wed Feb 14 11:13:45 CET 2001 Jan Hubicka <jh@suse.cz>
7105 * i386.md (pushsf, pushdf_nointeger): Fix constraint.
7107 2001-02-14 Richard Henderson <rth@redhat.com>
7109 * regclass.c (init_reg_sets_1): Revert last two changes.
7111 2001-02-14 Jakub Jelinek <jakub@redhat.com>
7113 * stor-layout.c (is_pending_size, put_pending_size): New functions.
7114 (variable_size): Call put_pending_size.
7115 * tree.h (is_pending_size, put_pending_size): Add prototypes.
7116 * fold-const.c (extract_muldiv): If SAVE_EXPR is on the pending
7117 sizes list, put newly created SAVE_EXPR there as well.
7119 2001-02-14 Jakub Jelinek <jakub@redhat.com>
7121 * config/ia64/ia64.c (last_group): Only 2 entries are needed.
7122 (errata_find_address_regs): load_group has only 2 entries.
7123 (errata_emit_nops): Likewise. shladd is not problematic.
7124 Clear last_group if nop was emitted.
7125 (fixup_errata): load_group has only 2 entries.
7128 2001-02-14 Neil Booth <neil@daikokuya.demon.co.uk>
7130 * c-lex.c (lex_number): Only warn traditionally for U suffix
7131 outside system macros.
7132 * cppexp.c (parse_number): Similarly.
7133 * cpplib.h (NODE_SYSHDR, cpp_sys_objmacro_p): New.
7134 * cppmacro.c (struct cpp_macro): New member node.
7135 (parse_args): Only warn about missing rest args if not
7137 (funlike_invocation_p): Similarly for uninvoked funlike macros.
7138 (cpp_sys_objmacro_p): New.
7139 (_cpp_create_definition): Store the node with the macro defn.
7140 Remember if the macro is defined in a system header.
7142 2001-02-13 DJ Delorie <dj@redhat.com>
7144 * configure.in (check_languages): determine languages to check
7145 * Makefile.in (check-c++): alias for check-g++
7146 (check-f77): alias for check-g77
7147 (CHECK_TARGETS): depend on configured languages
7149 Wed Feb 14 01:13:59 CET 2001 Jan Hubicka <jh@suse.cz>
7151 * i386.md (fixsfsi2, fixdfdi2): Fix previous patch again.
7152 (sqrtsf2): Use TARGET_SSE instead of TARGET_SSE2)
7153 (sqrtsf2 patterns): Use 'x' instead of 'Y'.
7154 (sqrtextendsfdf2): Disable for SSE2.
7156 Wed Feb 14 00:19:28 CET 2001 Jan Hubicka <jh@suse.cz>
7158 * i386.md (fixsfsi2, fixdfdi2): Fix previous patch again.
7159 (sqrtsf2): Use TARGET_SSE instead of TARGET_SSE2)
7160 (sqrtsf2 patterns): Use 'x' instead of 'Y'.
7161 (sqrtextendsfdf2): Disable for SSE2.
7163 Wed Feb 14 00:11:20 CET 2001 Jan Hubicka <jh@suse.cz>
7165 * i386.md (movsfcc_1): Support integer cmove instruction.
7166 (movdfcc_1): Likewise; new splitter.
7168 Tue Feb 13 23:19:27 CET 2001 Jan Hubicka <jh@suse.cz>
7170 * i386.c (output_fp_compare): Support SSE.
7171 (prepare_fp_compare_args): SSE comparisons always support memory.
7172 * i386.h (TARGET_CMOVE): SSE imply cmove.
7173 * i386.md (cmp?f2): Enable for SSE too.
7174 (cmpfp_i*): Support SSE.
7176 (cmpfp_i_sse_only): New.
7177 (s*, b* fp expanters): Enable for SSE too.
7178 (fp_jcc_1_sse, fp_jcc_1_sse_only, fp_jcc_2_sse, fp_jcc_2_sse_only):
7181 Tue Feb 13 23:05:42 CET 2001 Jan Hubicka <jh@suse.cz>
7183 * regclass.c (init_reg_sets_1): Silence warning.
7185 Tue Feb 13 22:03:07 CET 2001 Jan Hubicka <jh@suse.cz>
7187 * i386.md (sqrt?f2): Change to expander.
7188 (sqrt?f2_1, sqrt?f2_sse_only, sqrt?f2_i387): New.
7190 Tue Feb 13 15:42:05 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
7192 * rtlanal.c (find_reg_equal_equiv_note): New function.
7193 * simplify-rtx.c (simplify_gen_unary, simplify_gen_ternary): New fns.
7194 (simplify_gen_relational, simplify_replace_rtx): Likewise.
7195 * rtl.h: Add declarations for above functions.
7197 Tue Feb 13 21:09:11 CET 2001 Jan Hubicka <jh@suse.cz>
7199 * cse.c (cse_main): Converts ifdefs on PIC_OFFSET_TABLE_REGNUM to
7201 * defaults.h (PIC_OFFSET_TABLE_REGNUM): Default to INVALID_REGNUM.
7202 * emit-rtl.c (init_emit_once): Convert ifdefs to conditionals.
7203 * flow.c (mark_regs_live_at_end): Likewise.
7204 (calculate_global_regs_live): Likewise.
7205 * gcse.c (compute_hash_table): Likewise.
7206 (compute_kill_rd): Likewise.
7207 * resource.c (mark_target_live_regs): Likewise.
7208 * rtl.h (INVALID_REGNUM): New macro.
7210 Tue Feb 13 20:59:22 CET 2001 Jan Hubicka <jh@suse.cz>
7212 * i386.md (fixsfsi2, fixdfdi2): Fix previous patch.
7214 Tue Feb 13 16:32:20 CET 2001 Jan Hubicka <jh@suse.cz>
7216 * i386.md (fixsfsi2, fixdfdi2): Force operand to register
7219 Tue Feb 13 14:53:16 CET 2001 Jan Hubicka <jh@suse.cz>
7221 * i386.md (add?f3, sub?f3, mul?f3, dif?f3): Enable for TARGET_SSE(2)
7223 (fop_sf_comm, fop_df_comm, fop_sf_1, fop_df_1): Support SSE.
7224 (fop_sf_comm_sse, fop_df_comm_sse): New patterns.
7225 (fop_sf_1_sse, fop_df_1_sse): New patterns
7226 (fop_*): Disable float_extend and float patterns for SSE compilation.
7227 * i386.c (output_387_binary_op): Support SSE.
7229 Tue Feb 13 14:16:34 CET 2001 Jan Hubicka <jh@suse.cz>
7231 * i386.md (dummy_extendsfdf2): Support SSE2
7232 (extendsfdf2): Enable if 80387 or SSE2.
7233 (extendsfdf2_1): Support SSE2. Disable if SSE2 is avialble
7234 and no MIX_I387_SSE2
7235 (extendsfdf2_1_sse_only): New pattern.
7236 (truncdfsf2): Enable if SSE2 or 80387; Always use SSE only version
7238 (truncdfsf2_1): Support SSE.
7239 (truncdfsf2_2): Support SSE.
7240 (truncdfsf2_2_1_sse): New pattern.
7241 (fixtruncsfsi2): Always use SSE if available.
7242 (fix_truncsfsi_sse): New pattern.
7243 (fix_truncdfsi_sse): New pattern.
7244 (floatsis?f2): Support SSE.
7245 (floatsidf2_i387): New pattern.
7246 (floatsidf2_sse): Likewise.
7248 Tue Feb 13 07:52:04 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
7250 * configure.in: Use "have_gnat" variable, not "gnat".
7251 * configure: Regenerated.
7253 * config/sparc/sparc.c (function_value): Treat all non-record
7254 aggregate types like used to treat UNION_TYPE.
7256 Tue Feb 13 13:31:33 CET 2001 Jan Hubicka <jh@suse.cz>
7258 * i386.c (print_reg): Use ANY_FP_REG instead of FP_REG
7259 * i386.h (MASK_128BIT_LONG_DOUBLE): Renumber
7261 (MASK_MIX_SSE_I387): New.
7262 (TARGET_SSE): SSE2 imply SSE.
7263 (TARGET_SSE2, TARGET_MIX_SSE_I387): New.
7264 (TARGET_SWITCHES): Add "sse2", "mix-sse-i387".
7265 (enum reg_class): Add new classes.
7266 (REG_CLASS_NAMES): Likewise.
7267 (REG_CLASS_CONTENTS): Likewise.
7268 (ANY_FP_REG_P, ANY_FP_REGNO_P, SSE_REG_P, SSE_FLOAT_MODE): New macros.
7269 (REG_CLASS_FROM_LETTER): 'x' and 'y' is SSE_REGS only when SSE is
7270 supported. Add 'Y' to be SSE_REGS when SSE2 is supported.
7271 (CLASS_MAX_NREGS): Use new macros.
7272 (REGISTER_MOVE_COST): Rewrite using SECONDARY_MEMORY_MAYBE_NEEDED.
7273 * i386.md (pushsf, movsf): Support SSE.
7274 (pushdf_nointeger, pushdf_integer, pushdf): Support SSE, update
7275 splitters to use ANY_FP_REGNO_P.
7276 (movdf_nointeger, movdf_integer): Likewise.
7278 2001-02-13 Alexandre Oliva <aoliva@redhat.com>
7280 * combine.c (UWIDE_SHIFT_LEFT_BY_BITS_PER_WORD): New macro.
7281 (try_combine): Use it.
7283 Tue Feb 13 11:37:06 CET 2001 Jan Hubicka <jh@suse.cz>
7285 * i386.h (SSE_CLASS_P, MMX_CLASS_P, MAYBE_FLOAT_CLASS_P,
7286 MAYBE_SSE_CLASS_P, MAYBE_MMX_CLASS_P): New macros.
7287 (PREFERRED_RELOAD_CLASS, SECONDARY_MEMORY_NEEDED): Move offline.
7288 (REGISTER_MOVE_COST): Likewise.
7289 * i386-protos.h (ix86_secondary_memory_needed,
7290 ix86_preferred_reload_class, ix86_register_move_cost): Declare.
7291 * i386.c (ix86_secondary_memory_needed,
7292 ix86_preferred_reload_class, ix86_register_move_cost): New function.
7294 Die Feb 13 11:04:25 CET 2001 Jan Hubicka <jh@suse.cz>
7296 * i386.h (VALID_FP_MODE_P, VALID_INT_MODE_P): New.
7297 (HARD_REGNO_MODE_OK): Move offline to ....
7298 * i386.c (ix86_hard_regno_mode_ok) ... here;
7299 refuse all incorrect modes.
7300 * i386-protos.h (ix86_hard_regno_mode_ok): Declare.
7302 2001-02-13 Richard Henderson <rth@redhat.com>
7304 * sparc.md (cmp_cc_arith_op_set): Don't use match_dup on the
7305 entire operator; replicate that and match_dup the operands.
7306 (cmp_ccx_arith_op_set): Likewise.
7307 (cmp_cc_arith_op_not_set): Likewise.
7308 (cmp_ccx_arith_op_not_set): Likewise.
7310 2001-02-13 Alexandre Oliva <aoliva@redhat.com>
7312 * explow.c (trunc_int_for_mode): Sign-extend value to mode.
7314 2001-02-12 Geoffrey Keating <geoffk@redhat.com>
7316 * config/rs6000/sysv4.h (MASK_NO_BITFIELD_WORD): New macro.
7317 (TARGET_NO_BITFIELD_WORD): New macro.
7318 (SUBTARGET_SWITCHES): Add -mbit-word, -mno-bit-word options.
7319 (BITFIELD_NBYTES_LIMITED): Define based on TARGET_NO_BITFIELD_WORD.
7321 Mon Feb 12 18:13:26 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
7323 * cselib.c: New file, from simplify-rtx.c.
7324 * simplify-rtx.c: Remove cselib parts.
7325 * Makefile.in: Add cselib.o.
7327 2001-02-12 Geoffrey Keating <geoffk@redhat.com>
7329 * config/rs6000/rs6000.c (rs6000_float_const): Remove warning.
7330 (setup_incoming_varargs): Remove warning.
7332 * config/rs6000/rs6000.c (validate_condition_mode): When
7333 flag_fast_math, allow floating-point conditionals to be reversed.
7334 (rs6000_generate_compare): When flag_fast_math, don't generate
7335 cror operations for FP conditionals.
7337 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Handle
7339 (ASM_SPEC): Likewise.
7340 (CC1_ENDIAN_LITTLE_SPEC): Likewise.
7341 (CC1_SPEC): Likewise.
7342 (LINK_TARGET_SPEC): Likewise.
7343 (CPP_ENDIAN_SPEC): Likewise.
7344 * Makefile.in (check-consistency): New target.
7346 2001-02-12 Joseph S. Myers <jsm28@cam.ac.uk>
7348 * c-decl.c (grokdeclarator): In C99 mode, give the more specific
7349 "return type defaults" warning for functions with return type
7351 * c-lang.c (c_init): In C99 mode, enable warnings for implicit
7352 function declarations by default rather than only when pedantic.
7354 Mon Feb 12 17:28:48 CET 2001 Jan Hubicka <jh@suse.cz>
7356 * regclass.c (init_reg_sets_1): Optimize calculation of move_cost
7359 2001-02-12 Nathan Sidwell <nathan@codesourcery.com>
7361 * extend.texi (Deprecated): Deprecate new initializer lists.
7363 2001-02-12 Nathan Sidwell <nathan@codesourcery.com>
7365 * mkdeps.c (deps_add_default_target): Robustify. Add
7366 basename component only.
7367 * cpp.texi (-M): Describe how default target is generated.
7368 * invoke.texi (-M): Likewise.
7370 2001-02-12 Kazu Hirata <kazu@hxi.com>
7372 * toplev.c (push_float_handler): Remove.
7373 (pop_float_handler): Remove.
7374 * toplev.h: Remove prototypes for the above functions.
7376 2001-02-12 Jakub Jelinek <jakub@redhat.com>
7378 * c-common.c (constant_fits_type_p): New function.
7379 (convert_and_check): Use it.
7381 2001-02-11 Mark Mitchell <mark@codesourcery.com>
7383 * Makefile.in (GXX_ABI_FLAG): Don't define.
7384 * configure.in (--enable-new-gxx-abi): Remove option.
7385 * config.in: Regenerated.
7386 * configure: Likewise.
7388 2001-02-12 Alexandre Oliva <aoliva@redhat.com>
7390 * lcm.c (compute_earliest): Let EXIT_BLOCK be handled as a regular
7392 (optimize_mode_switching) [NORMAL_MODE]: Set up EXIT_BLOCK as a
7393 regular basic block, and arrange for all edges into it to switch
7396 2001-02-11 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
7398 * Makefile.in (distclean): Do not remove .gdbinit.
7400 2001-02-11 Mark Mitchell <mark@codesourcery.com>
7402 * Makefile.in (gcc.o): Fix typos.
7403 (protize.o): Likewise.
7404 (unprotoize.o): Likewise.
7406 2001-02-11 Richard Henderson <rth@redhat.com>
7408 * tree.c (build1): Check for null operand in last change.
7410 2001-02-11 Richard Henderson <rth@redhat.com>
7412 * fold-const.c (split_tree): Don't assume a constant isn't splittable.
7413 (fold): Don't assume a constant isn't foldable.
7414 * tree.c (build): Set TREE_CONSTANT for an expression with no
7415 side-effects and constant operands.
7418 2001-02-10 Richard Henderson <rth@redhat.com>
7420 * jump.c (squeeze_notes): Revert 2000-05-12 change.
7422 2001-02-10 Anthony Green <green@redhat.com>
7424 * cpp.texi (Standard Predefined): Add documentation for
7427 * c-common.c (combine_strings): Improve warning message.
7429 2001-02-10 Geoffrey Keating <geoffk@redhat.com>
7431 * config/rs6000/sysv4.h (LINK_TARGET_SPEC): Use two dashes for
7433 * config/rs6000/sysv4le.h (LINK_TARGET_SPEC): Likewise.
7435 Fri Feb 9 15:05:27 2001 Christopher Faylor <cgf@cygnus.com>
7437 * config/i386/t-cygwin (T_CPPFLAGS): Use correct location for
7440 2001-02-09 Alexandre Oliva <aoliva@redhat.com>
7442 * config/sh/sh.md (sibcalli, sibcalli_pcrel, sibcalli): Set
7445 2001-02-09 Nick Clifton <nickc@redhat.com>
7447 * config/arm/arm.md: Change output contraint on post inc
7448 load/store multiple patterns to be a read/write contraint.
7450 2001-02-09 Neil Booth <neil@daikokuya.demon.co.uk>
7452 * gcc.c (cpp_options): Delete .d files on error. Don't delete
7453 .o files when using the -M options.
7455 2001-02-08 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
7456 David Edelsohn <edelsohn@gnu.org>
7458 * config/rs6000/rs6000.c (output_toc): Allow 32-bit targets to
7459 handle DImode constants. Use one TOC entry for SImode and smaller
7460 constants, aligned properly.
7462 2001-02-08 Jason Merrill <jason@redhat.com>
7464 * config/arm/arm.c (arm_expand_prologue): Do tell the dwarf2 backend
7465 about the SP adjustment for saving the static chain pointer.
7466 * dwarf2out.c (dwarf2out_frame_debug_expr): Use the specified
7467 offset when setting a temporary CFA register.
7469 2001-02-08 Chandrakala Chavva <cchavva@redhat.com>
7471 * config.gcc : New targets, i386-*-chorusos*, sparc-*-chorusos*,
7472 powerpc-*-chorusos* .
7473 * config/rs6000/chorus.h : New file.
7474 * config/i386/chorus.h : New file.
7475 * config/sparc/chorus.h : New file.
7476 * config/sparc/t-chorus-elf : New file.
7478 2001-02-08 David Edelsohn <edelsohn@gnu.org>
7480 * config/rs6000/rs6000.h (ASM_OUTPUT_SYMBOL_REF): Move from here ...
7481 * config/rs6000/aix.h (ASM_OUTPUT_SYMBOL_REF): ... to here.
7482 * config/rs6000/aix51.h (CPLUSCPLUS_CPP_SPEC): Define it.
7483 (__WCHAR_TYPE__): Correct macro name.
7485 2001-02-08 Richard Henderson <rth@redhat.com>
7487 * config/i386/i386.c (ix86_frame_pointer_required): New.
7488 (ix86_setup_frame_addresses): New.
7489 (struct machine_funciton): Add accesses_prev_frame.
7490 * config/i386/i386.h (FRAME_POINTER_REQUIRED): Call
7491 ix86_frame_pointer_required.
7492 (SUBTARGET_FRAME_POINTER_REQUIRED): New.
7493 (SETUP_FRAME_ADDRESSES): New.
7494 * config/i386/i386-protos.h: Update.
7495 * config/i386/sco5.h (SUBTARGET_FRAME_POINTER_REQUIRED): Rename
7496 from FRAME_POINTER_REQUIRED.
7497 * config/i386/svr3gas.h: Likewise.
7498 * config/i386/sysv3.h: Likewise.
7499 * config/i386/v3gas.h: Likewise.
7501 2001-02-08 Richard Henderson <rth@redhat.com>
7503 * config/sparc/sparc.c (function_arg_record_value_3): Fix
7504 calculation of the number of integer registers required.
7505 (function_arg_record_value): Likewise.
7507 2001-02-08 Jason Merrill <jason@redhat.com>
7509 * diagnostic.c (internal_error): Say "confused" after 1 error, not
7510 two. Print file and line with "confused" message.
7512 * dwarf2out.c (dwarf2out_line): Include filename in -dA output.
7514 Thu Feb 8 11:21:28 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
7516 * rtlanal.c (remove_node_from_expr_list): Correctly update PREV.
7518 2001-02-08 Bernd Schmidt <bernds@redhat.com>
7520 * final.c (cleanup_subreg_operands): The address of a MEM can
7523 * config/ia64/ia64.c (ia64_variable_issue): Call group_barrier_needed_p
7526 2001-02-08 Joseph S. Myers <jsm28@cam.ac.uk>
7528 * gcc.texi (Incompatibilities): Update documentation of
7529 preprocessing numbers.
7531 2001-02-07 Jakub Jelinek <jakub@redhat.com>
7533 * c-decl.c (finish_enum): Revert part of 2000-01-05 change.
7535 2001-02-07 Mark Mitchell <mark@codesourcery.com>
7537 * config/rs6000/aix43.h (CPLUSCPLUS_CPP_SPEC): Define it.
7539 * defaults.h (CPLUSPLUS_CPP_SPEC): New macro.
7540 * gcc.c (struct compiler): Add cpp_spec field.
7541 (input_file_compiler): New variable.
7542 (do_spec_1): Allow a particular compiler to handle `%C'
7544 (main): Store the current compiler in input_file_compiler.
7545 * tm.texi (CPLUSPLUS_CPP_SPEC): Document.
7547 2001-02-07 Zack Weinberg <zack@wolery.stanford.edu>
7549 * cpphash.h (struct spec_nodes): Add n_true and n_false.
7550 * cppinit.c (cpp_create_reader): Initialize them.
7551 (append_include_chain): cxx_aware arg might be unused.
7552 * cppexp.c (lex): In C++ mode, recognize 'true' and 'false'
7553 keywords and give them their phase 7 meaning. Pedwarn about
7554 this unless '__bool_true_false_are_defined' is defined.
7556 2001-02-07 Alexandre Oliva <aoliva@redhat.com>
7558 * lcm.c (optimize_mode_switching): Emit mode_set before the
7559 JUMP_INSN of an abnormal edge.
7561 2001-02-07 Bernd Schmidt <bernds@redhat.com>
7563 * builtins.c (expand_builtin_setjmp_receiver): Emit an ASM_INPUT as
7564 a scheduling barrier at the end.
7566 * tm.texi (MD_INIT_BUILTINS, MD_EXPAND_BUILTIN): Document.
7568 2001-02-07 Alexandre Oliva <aoliva@redhat.com>
7570 * config/sh/sh.md (reload_outsf): Removed.
7571 (movsf_ie): Introduce constraints for FPUL loads and stores.
7572 (reload_insf): Broaden the output constraint.
7574 * config/elfos.h (INT_ASM_OP): Don't define it if it's already
7576 * config/sh/sh.h (INT_ASM_OP, ASM_OUTPUT_CONSTRUCTOR,
7577 ASM_OUTPUT_DESTRUCTOR): Copy definitions from config/elfos.h.
7579 2001-02-06 Chandrakala Chavva <cchavva@redhat.com>
7581 * final.c: Revert my previous changes.
7582 * output.h: Make profile_label_no extern.
7583 * config/rs6000/rs6000.c (output_profile_hook): Use standard functions
7584 for generating label.
7586 2001-02-06 Laurynas Biveinis <lauras@softhome.net>
7588 * config/i386/djgpp.h: Add comments about standard paths.
7589 (MD_EXEC_PREFIX): Undefine before defining.
7590 (MD_STARTFILE_PREFIX): New.
7592 2001-01-30 Bruce Korb <bkorb@gnu.org>
7594 fixinc/fixincl.c(process): Emit error message only if appropriate :)
7595 (load_file): do not rely on load_file_data() to close file pointer
7596 fixinc/fixlib.c(load_file_data): do not close passed in file pointer
7597 fixinc/inclhack.def(irix_limits_const): add test_text
7599 2001-02-06 Neil Booth <neil@daikokuya.demon.co.uk>
7601 * cppexp.c (parse_defined): Improve diagnostics for invalid
7604 2001-02-06 Neil Booth <neil@daikokuya.demon.co.uk>
7606 * cppmacro.c (cpp_get_token): Avoid pasting after a builtin.
7608 2001-02-06 Mark Mitchell <mark@codesourcery.com>
7610 * config/rs6000/rs6000.h (ASM_OUTPUT_SYMBOL_REF): Define.
7611 * config/rs6000/rs6000-protos.h (rs6000_output_symbol_ref): Declare.
7612 * config/rs6000/rs6000.c (VTABLE_NAME_P): New macro.
7613 (rs6000_output_symbol_ref): New function.
7614 (output_toc): Use VTABLE_NAME_P.
7616 Tue Feb 6 07:54:51 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
7618 * print-tree.c (print_node, case PARM_DECL):
7619 Print DECL_ARG_TYPE and DECL_ARG_TYPE_AS_WRITTEN.
7621 * stor-layout.c (reference_types_internal): New variable.
7622 (internal_reference_types): New function.
7623 (layout_type, case REFERENCE_TYPE): Make Pmode if internal.
7624 * tree.h (internal_reference_types): New declaration.
7626 * cse.c (find_best_addr): Fix typo in computing cost.
7628 Mon Feb 5 21:56:16 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
7630 * combine.c (nonzero_bits, case PLUS): If pointers extend unsigned
7631 and this is the sum of a pointer and a constant, we know the result
7633 (num_sign_bit_copies, case PLUS): Likewise.
7634 * explow.c (convert_memory_address): Remove opposite SUBREG.
7635 * function.c (instantiate_new_reg): New function (from common code).
7636 (instantiate_virtual_regs_1): Call it.
7637 For PLUS, handle if (plus (subreg (virt-reg) (const_int))
7638 if pointers sign- or zero-extend.
7639 * simplify-rtx.c (simplify_unary_operation, case ZERO_EXTEND):
7640 If pointers extend unsigned, use inside of SUBREG.
7641 (simplify_unary_operation, case SIGN_EXTEND): Likewise, if sign extend.
7643 2001-02-05 Benjamin Kosnik <bkoz@redhat.com>
7645 * Makefile.in (-DGPLUSPLUS_TOOL_INCLUDE_DIR): Change to target
7646 subdir of gcc_gxx_include_dir.
7647 (gcc_gxx_target_include_dir): Remove.
7649 2001-02-05 Jeffrey Oldham <oldham@codesourcery.com>
7651 * dwarf2out.c: Revise DWARF2 Abbreviation Glossary comments.
7652 (dwarf2out_frame_debug_expr): Revise introductory comments to add
7653 a high-level description.
7655 2001-02-05 Chandrakala Chavva <cchavva@redhat.com>
7657 * final.c: Move the declaration of profile_label_no to ...
7658 * output.h: ... here.
7659 * function.c (expand_function_start): Call PROFILE_HOOK.
7660 * config/rs6000/aix.h: Define PROFILE_HOOK.
7661 * config/rs6000/rs6000-protos.h: output_profile_hook new.
7662 * config/rs6000/rs6000.c (output_profile_hook): Define.
7663 (output_prolog): Do nothing for ABI_AIX as it is taken care by
7664 output_profile_hook.
7665 tm.texi : Explain new macro PROFILE_HOOK.
7667 2001-02-06 Hans-Peter Nilsson <hp@axis.com>
7669 * extend.texi (Extended Asm): Do not say that semicolon is always
7670 a valid line-breaking character for GNU assemblers. Use
7671 newline-tab as the most commonly supported syntax. Use
7672 newline-tab rather than semicolon in multi-insn examples.
7674 2001-02-05 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
7676 * Makefile.in (gcc_gxx_target_include_dir): Use $(target_alias).
7678 2001-02-05 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
7679 David Edelsohn <edelsohn@gnu.org>
7681 * config/rs6000/rs6000.c (rs6000_return_addr): Use PIC
7682 code for AIX, even without flag_pic.
7684 2001-02-05 Jakub Jelinek <jakub@redhat.com>
7686 * c-typeck.c (common_type): push and pop binding level around
7687 calling common_type on function parameters.
7689 Mon Feb 5 14:30:37 2001 Christopher Faylor <cgf@cygnus.com>
7691 * config/i386/cygwin.h (CPP_SPEC): Add missing space after -idirafter.
7693 Mon Feb 5 11:23:16 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
7695 * config/mips/mips.c (override_options): Fix typo in last change.
7696 (mips_make_temp_file): Call fatal_io_error, not pfatal_with_name.
7697 (mips_asm_file_end): Likewise; also pass more args to fatal_io_error.
7699 2001-02-05 Nathan Sidwell <nathan@codesourcery.com>
7701 * invoke.texi (-fdump-class-layout): Document.
7702 (-fdump-translation-unit): Use `=' as filename separator.
7704 2001-02-05 Mark Mitchell <mark@codesourcery.com>
7706 * Makefile.in (s-mlib): Don't build multilibs if
7708 (DRIVER_DEFINES): Adjust accordingly.
7710 (protoize.o): Likewise.
7711 (unprotoize.o): Likewise.
7712 * configure.in: Recognize --enable-multilib.
7714 2001-02-04 Mark Mitchell <mark@codesourcery.com>
7716 * Makefile.in (DRIVER_DEFINES): Fix quoting.
7718 * Makefile.in (site.exp): Always set HAVE_LIBSTDCXX_V3.
7719 * configure.in: Remove --enable-libstdcxx_v3 support.
7720 * configure: Regenerated.
7722 Sun Feb 4 15:52:44 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
7724 * config/avr/avr.h (ASM_OUTPUT_REG_PUSH, ASM_OUTPUT_REG_POP):
7725 Call abort instead of fatal.
7726 (TRAMPOLINE_TEMPLATE): Call internal_error instead of fatal.
7727 * config/dsp16xx/dsp16xx.h (FUNCTION_PROFILER): Likewise.
7728 (FUNCTION_BLOCK_PROFILER, BLOCK_PROFILER): Likewise.
7729 (TRAMPOLINE_TEMPLATE, INITIALIZE_TRAMPOLINE): Likewise.
7730 (ASM_OUTPUT_REG_PUSH, ASM_OUTPUT_REG_POP): Likewise.
7731 * config/rs6000/rs6000.h (RETURN_ADDRESS_OFFSET): Likewise.
7733 * diagnostic.h (set_internal_error_function): Renamed.
7734 * toplev.h (internal_error): Renamed from fatal.
7735 (pfatal_with_name): Deleted.
7736 (fatal_io_error): Now has printf-style arguments.
7737 * diagnostic.c (pfatal_with_name): Deleted.
7738 (fatal_io_error): Rework to have args in printf-style.
7739 (set_internal_error_function): Renamed from set_fatal_function.
7740 (internal_error): Renamed from fatal.
7741 (error_recursion, fancy_abort): Call internal_error instead of fatal.
7742 * dwarf2out.c (get_cfa_from_loc_descr): Likewise.
7743 * emit-rtl.c (gen_realpart, gen_imagpart): Likewise.
7744 * expr.c (check_max_integer_computation_mode, expand_expr): Likewise.
7745 * flow.c (verify_flow_info): Likewise.
7746 * config/arm/arm.c (thumb_unexpanded_epilogue): Likewise.
7747 * config/mips/mips.c (save_restore_insns): Likewise.
7749 * except.c (duplicate_eh_handlers): Call abort instead of fatal.
7750 * flow.c (verify_flow_info): Likewise.
7751 * config/arm/arm.c (thumb_load_double_from_address): Likewise.
7752 * config/avr/avr.c (pttreg_to_str, unique_section): Likewise.
7753 (avr_normalize_condition): Likewise.
7754 * config/c4x/c4x.c (c4x_emit_libcall, c4x_valid_operands): Likewise.
7755 * config/dsp16xx/dsp16xx.c (dsp16xx_reg_class_from_letter): Likewise.
7756 (limit_reload_class, double_reg_to_memory): Likewise.
7757 (print_operand_address, emit_1600_code_shift): Likewise.
7758 (gen_tst_reg, gen_compare_reg): Likewise.
7759 * config/m68hc11/m68hc11.c (m68hc11_emit_libcall): Likewise.
7760 * config/dsp16xx/dsp16xx.c (dsp16xx_invalid_register_for_compare):
7762 * config/dsp16xx/dsp16xx.md (unnamed cmphi): Call abort instead of it.
7764 * c-parse.in (methoddef): Call fatal_error instead of fatal.
7765 * objc/objc-act.c (build_ivar_chain): Likewise.
7766 * dwarfout.c (dwarfout_init): Call fatal_io_error instead of
7768 * graph.c (clean_graph_dump_file): Likewise.
7769 * profile.c (init_branch_prob): Likewise.
7770 * objc/objc-act.c (objc_init): Likewise.
7772 * config/arm/arm.c (arm_override_options): Make errors non-fatal.
7773 * config/avr/avr.c (avr_override_options): Likewise.
7774 * config/c4x/c4x.c (c4x_expand_prologue): Likewise.
7775 * config/dsp16xx/dsp16xx.c (function_prologue): Likewise.
7776 * config/h8300/h8300.c (h8300_init_once): Likewise.
7777 * config/mips/mips.c (override_options): Likewise.
7778 * config/i386/i386.c (override_options): Likewise, rework.
7779 * config/m68k/m68k.c (override_options): Likewise.
7781 * config/dsp16xx/dsp16xx.c (print_operand): Call output_operand_lossage
7783 * config/mips/mips.c (print_operand): Likewise.
7784 * hash.c (hash_allocate): Don't check for failure returns from
7785 obstack functions that can't fail.
7786 (hash_table_init_n, hash_table_init): Likewise; also now return void.
7787 * hash.h (hash_table_init_n, hash_table_init): Now return void.
7788 * objc/objc_act.c (objc_check_decl): Remove unneeded fatal call.
7789 (get_object_reference): Likewise.
7791 2001-02-04 Nick Clifton <nickc@redhat.com>
7793 * config/arm/arm.c (all_cores): Add 710T, 720T, 740T, 940T, 9e,
7794 StrongARM1110, 10TDMI, and 1020T.
7796 2001-02-04 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7798 * mips.h (MULTILIB_ISA_DEFAULT): Don't use #elif.
7800 2001-02-04 Alexandre Oliva <aoliva@redhat.com>
7802 * config/sh/sh.md (movdf load split): Pass register number to
7803 FP_OR_XD_REGISTER_P.
7805 2001-02-04 Mark Mitchell <mark@codesourcery.com>
7807 * cppinit.c (BC): New macro.
7808 (builtin_array): Add __GXX_WEAK__.
7809 * cpplib.h (builtin_type): Add BT_WEAK.
7810 * cppmacro.c (builtin_macro): Handle BT_WEAK.
7811 * defaults.h (SUPPORTS_ONE_ONLY): Define.
7812 * varasm.c (SUPPORTS_ONE_ONLY): Do not define.
7814 2001-02-03 Jakub Jelinek <jakub@redhat.com>
7816 * cppinit.c (append_include_chain): Honor NO_IMPLICIT_EXTERN_C.
7818 2001-02-03 Neil Booth <neil@daikokuya.demon.co.uk>
7820 * cpphash.h: Rename _ALIGN POOL_ALIGN.
7821 * cpplex.c (new_chunk, _cpp_pool_reserve): Update.
7823 2001-02-03 Neil Booth <neil@daikokuya.demon.co.uk>
7825 * cpphash.h: Rename ALIGN _ALIGN.
7826 * cpplex.c (new_chunk, _cpp_pool_reserve): Update.
7828 Fri Feb 2 23:15:29 2001 Christopher Faylor <cgf@cygnus.com>
7830 * config/i386/cygwin.h (CPP_SPEC): Reorganize YA to better handle cross
7831 compilation environment.
7832 * config/i386/t-cygwin (T_CPPFLAGS): Define CYGWIN_CROSS_DIR to allow
7833 control over location of cygwin includes and libs.
7835 2001-02-03 Michael Hayes <m.hayes@elec.canterbury.ac.nz)
7837 * c4x.h (HARD_REGNO_CALL_PART_CLOBBERED): Fix typo.
7839 2001-02-02 lars brinkhoff <lars@nocrew.org>
7841 * md.texi (Standard Names): remove reference to spur.md.
7843 2001-02-03 Michael Hayes <m.hayes@elec.canterbury.ac.nz)
7845 * c4x.h (IS_INT_CALL_SAVED_REG, IS_FLOAT_CALL_SAVED_REG): Define.
7846 (HARD_REGNO_CALL_PART_CLOBBERED): Use IS_FLOAT_CALL_SAVED_REG.
7847 (INITIAL_FRAME_POINTER_OFFSET, INITIAL_ELIMINATION_OFFSET): Likewise.
7848 * c4x.c (c4x_hard_regno_rename_ok): Use IS_XXX_CALL_SAVED_REG.
7849 (c4x_expand_prologue, c4x_expand_epilogue): Likewise.
7851 2001-02-03 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
7853 * c4x.c (group1_reg_operand, group1_mem_operand, arx_reg_operand,
7854 c4x_arn_reg_operand, c4x_arn_mem_operand): Do not check register
7855 number before reload.
7856 (c4x_adjust_cost): Return zero before reload.
7857 * c4x.md (load_immed_address+1, load_immed_address+2): Do not
7858 split before reload.
7860 2001-02-03 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
7862 * c4x.c (c4x_hard_regno_rename_ok): New.
7863 * c4x-protos.h (c4x_hard_regno_rename_ok): New.
7864 * c4x.h (HARD_REGNO_RENAME_OK): Define.
7866 Fri Feb 2 20:03:50 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
7868 * diagnostic.h: Add missing "extern" in all declarations.
7870 2001-02-02 Alex Samuel <samuel@codesourcery.com>
7872 * Makefile.in (gcc_gxx_target_include_dir): Generate dynamically
7873 as for gcc_gxx_include_dir.
7875 2001-02-02 Neil Booth <neil@daikokuya.demon.co.uk>
7877 * cpp.texi, invoke.texi: Update -Wtraditional documentation.
7879 2001-02-02 Alexandre Oliva <aoliva@redhat.com>
7881 * config/sh/sh.c (output_far_jump): Don't use braf on SH1. Emit
7882 label before alignment to be used as the braf base address.
7883 * config/sh/sh.md (length): Use longer lengths for SH1 PIC far
7885 (casesi_jump_2): Require at least TARGET_SH2.
7887 * config/float-sh.h (LDBL_EPSILON, LDBL_MIN, LDBL_MAX): Prevent
7888 truncation to 32-bit doubles on -m3e and -m4-single-only.
7890 2001-02-02 Mark Mitchell <mark@codesourcery.com>
7892 * gcc.c (init_gcc_specs): New function. Make -shared-libgcc
7893 the default when building a shared object.
7894 (init_spec): Use it.
7895 * testsuite/lib/g++.exp: Include the directory where libgcc
7896 is located to the LD_LIBRARY_PATH list.
7897 * invoke.texi (-shared-libgcc): Document the cases in which
7898 GCC defaults to using the shared libgcc.
7900 2001-02-02 Alexandre Oliva <aoliva@redhat.com>
7902 * config/fp-bit.h (MAX_USI_INT, MAX_SI_INT): Don't assume
7903 unsigned is wide enough.
7905 * config/fp-bit.c (_fpmul_parts): Don't assume 32-bits SI.
7906 (si_to_float): Likewise.
7907 (float_to_si, float_to_usi): Use BITS_PER_SI.
7909 2001-02-01 Jeffrey Oldham <oldham@codesourcery.com>
7911 * dwarf2out.c: Added explanation of abbreviations.
7912 (def_cfa_1): Added comments listing DWARF2 instructions.
7913 (cfa_temp_reg): Removed in favor of cfa_temp.
7914 (cfa_temp_value): Removed in favor of cfa_temp.
7915 (cfa_temp): New global variable.
7916 (dwarf2out_frame_debug_expr): Added extensive introductory
7917 comments explaining the function's transformations. Revised to
7918 use cfa_temp. Added some rtx checking. Generalize IOR case.
7919 (dwarf2out_frame_debug): Revised to use cfa_temp.
7920 (output_aranges): Cast as "unsigned" to avoid warning.
7921 * rtl.texi (RTX_FRAME_RELATED_P): Revise entry to emphasize better
7922 explain which instructions must be marked.
7924 2001-02-01 Richard Henderson <rth@redhat.com>
7926 * local-alloc.c (update_equiv_regs): Copy INSN_CODE to the
7929 2001-02-01 Alexandre Oliva <aoliva@redhat.com>
7931 * config/sh/crt1.asm (main_k): Modified so that start calls
7932 ___setup_argv_and_call_main.
7934 2001-02-01 Neil Booth <neil@daikokuya.demon.co.uk>
7936 * cpphash.h (struct cpp_buffer): Move saved_flags from cpp_reader.
7937 * cpplex.c (_cpp_lex_token): New token picks up the saved flags,
7938 and AVOID_LPASTE is cleared on meeting an unescaped newline.
7939 * cppmacro.c (builtin_macro): Set builtin flags here.
7940 (paste_all_tokens): Preserve AVOID_LPASTE on pasted token.
7941 (replace_args): Clarify intent.
7942 (cpp_get_token): Macro expansion tokens get the saved flags.
7944 * cppmain.c (scan_buffer): Remove now-redundant print.printed
7947 2001-02-01 Jeffrey Oldham <oldham@codesourcery.com>
7949 * config/mips/iris6.h (SUPPORTS_INIT_PRIORITY): Reverse change of
7952 Thu Feb 1 07:22:41 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
7954 * builtins.c (expand_builtin_alloca): allocate_dynamic_stack_space
7955 returns Pmode pseudo, but we need ptr_mode.
7956 * explow.c (allocate_dynamic_stack_space): Use plus_constant.
7957 Remove bogus conversions; use HOST_WIDE_INT for size.
7958 Don't use TARGET if wrong mode.
7960 * config/i386/i386.c (ix86_compute_frame_size): Allow
7961 stack_alignment_needed to be non-default even if size is zero.
7963 2001-01-31 Alan Modra <alan@linuxcare.com.au>
7965 * pa.c (hppa_init_pic_save): New function.
7966 * pa.h (hppa_init_pic_save): Declare.
7967 * pa.md (call, call_value, sibcall, sibcall_value): Use
7968 the above instead of duplicated code.
7970 * pa.c (hppa_encode_label): Correct size of alloca buffer
7971 so we don't overrun it. Correct leading `*' case.
7972 * pa.h (STRIP_NAME_ENCODING): Simplify now that we don't
7973 need to handle `*@'.
7974 (FUNCTION_NAME_P): Likewise.
7976 2001-01-31 Richard Henderson <rth@redhat.com>
7978 * config.gcc (alpha-osf5): Use float-i128.h.
7980 * config/float-i128.h (FLT_EVAL_METHOD, DECIMAL_DIG): Define.
7981 * config/float-i32.h: Likewise.
7982 * config/float-i64.h: Likewise.
7983 * config/float-sh.h: Likewise.
7984 * config/float-sparc.h: Likewise.
7986 2001-01-31 DJ Delorie <dj@redhat.com>
7988 * expmed.c (extract_bit_field): allow non-integral modes if we
7989 want to extract a whole register from itself.
7991 2001-01-31 Jakub Jelinek <jakub@redhat.com>
7993 * c-typeck.c (set_init_index): If first is equal to last, assume as
7994 if it was not a range at all.
7996 2001-01-31 Alexandre Oliva <aoliva@redhat.com>
7998 * config/fp-bit.c: Include tm.h.
7999 (float_to_si): Don't assume SImode is 32-bits wide.
8000 (float_to_usi): Likewise.
8002 2001-01-31 Joseph S. Myers <jsm28@cam.ac.uk>
8004 * c-parse.in (structsp): Pedwarn when "enum foo" refers to an
8006 (typename): Call pending_xref_error after parsing typed_typespecs.
8007 * c-decl.c (lookup_tag): Give error immediately rather than
8008 leaving it pending if the tag of the wrong type is in the same
8010 (xref_tag): Don't pedwarn for forward declarations of enum types
8012 * gcc.texi (Actual Bugs): Remove entry for misuse of struct, union
8015 2001-01-31 Alexandre Oliva <aoliva@redhat.com>
8017 * config/float-sparc.h (LDBL_MAX) [sparc32]: Fix typo.
8019 2001-01-31 Neil Booth <neil@daikokuya.demon.co.uk>
8021 * cpplib.c (T_ELIF): Move to STDC89, not that it matters.
8022 (_cpp_handle_directive): Suggest not using #elif with -Wtraditional.
8024 2001-01-31 Neil Booth <neil@daikokuya.demon.co.uk>
8026 * cpphash.h (struct cpp_reader): New saved_flags.
8027 * cppmacro.c (cpp_get_token): Use saved_flags to remember
8028 to avoid a paste after a pasted token.
8030 2001-01-31 Alexandre Oliva <aoliva@redhat.com>
8032 * libgcc2.h (Wtype_MAX, Wtype_MIN): Define.
8033 * libgcc2.c (__fixunssfSI, __fixunsdfSI, __fixunsxfSI): Use
8034 Wtype_MIN instead of LONG_MIN.
8036 2001-01-30 Jeffrey Oldham <oldham@codesourcery.com>
8038 * fixinc/fixincl.tpl: Add 2001 to copyright. Change name of
8040 * fixinc/fixincl.x: Regenerated.
8041 * fixinc/inclhack.def (irix_limits_const): New definition to
8042 convert "const" to "__const" in limits.h.
8044 2001-01-30 Jeffrey Oldham <oldham@codesourcery.com>
8046 * fixinc/genfixes (AG): Fix "autogen4" thinko.
8048 2001-01-30 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
8050 * regmove.c (try_auto_increment): Change REG_DEAD into REG_UNUSED
8051 when register dies in the insn.
8053 2001-01-30 Neil Booth <neil@daikokuya.demon.co.uk>
8055 * diagnostic.c (fatal): Fix word wrap.
8057 2001-01-30 Alexandre Oliva <aoliva@redhat.com>
8059 * combine.c (try_combine): Fix SUBREG setting for
8060 HOST_BITS_PER_WIDE_INT >= 2 * BITS_PER_WORD.
8062 2001-01-30 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
8064 * jump.c (comparison_dominates_p): Don't try to handle UNKNOWN
8067 2001-01-30 Neil Booth <neil@daikokuya.demon.co.uk>
8069 * c-decl.c (c_expand_body): Check TYPE_SIZE_UNIT (ret_type)
8071 * toplev.c (decode_W_option): Update warn_larger_than
8072 unconditionally for each processed switch.
8074 2001-01-30 John David Anglin <dave@hiauly1.hia.nrc.ca>
8076 * pa.c (pa_init_machine_status): Initialize pic_offset_table_save_rtx
8078 (hppa_expand_prologue): Delete code to save pic offset table register
8079 in the function prologue.
8080 * pa.h (PIC_OFFSET_TABLE_SAVE_RTX): Correct type in comment.
8081 * pa.md (call, call_value, sibcall, sibcall_value): Save the pic offset
8082 table register at the beginning of the function after the prologue.
8084 2001-01-29 lars brinkhoff <lars@nocrew.org>
8086 * tm.texi (PUSH_ROUNDING): Remove duplicate lines.
8088 2001-01-29 John David Anglin <dave@hiauly1.hia.nrc.ca>
8089 Jeff Law <law@redhat.com>
8091 * pa.md (return): Revise comment for trivial return.
8092 (return_internal): Non-trivial return pattern for non-PIC code.
8093 (return_internal_pic): Non-trivial return pattern for PIC code.
8094 It uses the PIC register to ensure it is restored after
8096 (epilogue): Generate appropriate return for PIC and non-PIC code.
8098 Mon Jan 29 23:53:14 2001 Christopher Faylor <cgf@cygnus.com>
8100 * config/i386/cygwin.h: Fix -mno-cygwin search path for link.
8102 2001-01-29 DJ Delorie <dj@redhat.com>
8104 * combine.c (if_then_else_cond): Pass the correct mode to
8105 operand_subword() for constants.
8107 Mon Jan 29 20:38:19 2001 Christopher Faylor <cgf@cygnus.com>
8109 * config/i386/cygwin.h: Add w32api to include search. Search different
8110 directories in a cross-build environment.
8112 2001-11-29 Tim Josling <tej@melbpc.org.au>
8114 * tree.h (TYPE_STUB_DECL): Add documentation.
8116 2001-11-29 Laurynas Biveinis <lauras@softhome.net>
8118 * sdbout.c (sdbout_one_type): Skip types with indeterminate size.
8119 (sdbout_field_types): Likwise. Fix use of host_integerp.
8121 2001-01-29 Thomas Pfaff <tpfaff@gmx.net>
8123 * mingw32.h: Override STARTFILE_SPEC and LINK_SPEC declared in
8126 2001-01-29 Jeffrey Oldham <oldham@codesourcery.com>
8128 * config/mips/iris6.h (SUPPORTS_INIT_PRIORITY): Revise definition
8129 to use flag_gnu_linker.
8131 2001-01-29 Neil Booth <neil@daikokuya.demon.co.uk>
8133 * cpplib.c (T_BAD_DIRECTIVE): Remove.
8134 (_cpp_init_stacks): Loop from 0 to N_DIRECTIVES - 1.
8136 2001-01-29 Joseph S. Myers <jsm28@cam.ac.uk>
8138 * tree.c, tree.h (build_parse_node): Remove; was identical to
8140 * c-lang.c (start_cdtor), objc/objc-act.c
8141 (build_module_descriptor): Use build_nt instead of
8144 2001-01-29 Jakub Jelinek <jakub@redhat.com>
8146 * config/i386/i386.md (addqi_1_lea): Fix mode (QI instead of HI).
8147 (testqi_1, andqi_2): If widening to SImode, make sure CONST_INT does
8148 not have any upper bits set.
8150 2001-01-29 Phil Edwards <pme@sources.redhat.com>
8152 * COPYING.LIB: Update to LGPL 2.1 from the FSF.
8154 2001-01-28 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8156 * stmt.c (estimate_case_costs): Use integer_minus_one_node.
8158 * tree.c (build_common_tree_nodes_2): Set integer_minus_one_node.
8160 * tree.h (tree_index): Add new element TI_INTEGER_MINUS_ONE.
8161 (integer_minus_one_node): Define.
8163 2001-01-28 Alexandre Oliva <aoliva@redhat.com>
8165 * Makefile.in (bootstrap2-lean): Fix typo.
8167 2001-01-28 Neil Booth <neil@daikokuya.demon.co.uk>
8169 * cpphash.c (_cpp_cleanup_hashtable, _cpp_lookup_with_hash)
8170 : Don't set fe_value.
8171 * cpplib.h (AVOID_LPASTE): New flag.
8172 (struct cpp_hashnode): Remove fe_value.
8173 * cpplex.c (cpp_avoid_paste): Don't paste '.' with a number.
8174 * cppmacro.c (builtin_macro): Don't set flags here.
8175 (replace_args): Set AVOID_LPASTE flag on first token of an
8176 argument, and the token following it.
8177 (cpp_get_token): Set AVOID_LPASTE flag on first token of a
8178 macro expansion, and on the token following it. Do it for
8180 * cppmain.c (scan_buffer): Avoid pasting only flagged tokens.
8182 2001-01-27 Richard Henderson <rth@redhat.com>
8184 * config/alpha/t-ieee: Remove multilibbing.
8185 (TARGET_LIBGCC2_CFLAGS): Add -mieee.
8187 2001-01-27 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8189 * configure.in: Arrange to include defaults.h in [ht]config.h/tm.h.
8191 * Makefile.in: Remove all dependencies on defaults.h.
8192 * builtins.c: Don't include defaults.h.
8193 * c-common.c: Likewise.
8194 * c-decl.c: Likewise.
8195 * c-pragma.c: Likewise.
8196 * c-typeck.c: Likewise.
8197 * combine.c: Likewise.
8199 * frame-ia64.c: Likewise.
8200 * cppexp.c: Likewise.
8201 * crtstuff.c: Likewise.
8202 * dbxout.c: Likewise.
8203 * dwarf2out.c: Likewise.
8204 * dwarfout.c: Likewise.
8205 * emit-rtl.c: Likewise.
8206 * except.c: Likewise.
8208 * final.c: Likewise.
8209 * frame-dwarf2.c: Likewise.
8210 * libgcc2.c: Likewise.
8211 * optabs.c: Likewise.
8212 * profile.c: Likewise.
8213 * sdbout.c: Likewise.
8214 * toplev.c: Likewise.
8215 * tradcif.y: Likewise.
8217 * varasm.c: Likewise.
8219 2001-01-27 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8221 * builtins.c (expand_builtin_fputs): Use size_one_node when
8222 transforming into fwrite.
8224 2001-01-27 Joseph S. Myers <jsm28@cam.ac.uk>
8226 * extend.texi (Attribute Syntax): New section.
8228 2001-01-27 Michael Sokolov <msokolov@ivan.Harhan.ORG>
8230 * fixproto: Correctly install synthesised unistd.h and stdlib.h when
8231 they didn't need fixing.
8233 2001-01-27 Janis Johnson <janis@us.ibm.com>
8235 * config.gcc (i[34567]86-sequent-{ptx4*,sysv4*}): Use usegas.h
8237 * config/ptx4.h: Several fixes to build on DYNIX/ptx v4.[456], and
8238 to remove macro definitions that are duplicated from elfos.h.
8240 2001-01-27 Richard Henderson <rth@redhat.com>
8242 * config/i386/sco5gas.h: Move ...
8243 * config/usegas.h: ... here.
8244 * config.gcc (i[34567]86-*-sco3.2v5) [tm_file]: Update.
8246 2001-01-27 Jakub Jelinek <jakub@redhat.com>
8248 * c-typeck.c (struct constructor_stack): Add range_stack member.
8249 (really_start_incremental_init): Clear it.
8250 (push_init_level): Save constructor_range_stack and clear it if
8251 pushing explicit braces.
8252 (pop_init_level): abort if constructor_range_stack is non-zero at
8253 explicit closing brace. Restore saved constructor_range_stack if
8256 2001-01-27 Alexandre Oliva <aoliva@redhat.com>
8258 * expr.c (emit_move_insn): Add REG_EQUAL note when constant loaded
8259 into register was forced into memory.
8261 2001-01-27 Alexandre Oliva <aoliva@redhat.com>
8263 * Makefile.in: Remove uses of + before $(MAKE).
8265 2001-01-26 Richard Henderson <rth@redhat.com>
8267 * stmt.c (cost_table): Remove.
8268 (COST_TABLE, cost_table_initialized): New.
8269 (estimate_case_costs): Use the later instead of the former.
8270 (balance_case_nodes): Likewise.
8272 2001-01-26 Richard Henderson <rth@redhat.com>
8274 * alias.c (objects_must_conflict_p): Read-only slots may not
8275 conflict despite having the same type.
8277 2001-01-27 Michael Hayes <mhayes@redhat.com>
8279 * loop.c (loop_giv_reduce_benefit): Copy mode size into
8281 (check_ext_dependant_givs): Initialise u_start_val and
8283 (load_mems): Make last_max_reg unsigned.
8284 (try_swap_copy_prop): Use INSN_P and initialise set.
8286 Fri Jan 26 23:22:58 2001 Denis Chertykov <denisc@overta.ru>
8288 * README.AVR : Removed.
8290 Fri Jan 26 11:37:26 2001 Jeffrey A Law (law@cygnus.com)
8292 * pa-64.h (text_section): Remove declaration.
8294 * pa.md (return_internal): Remove mode on PIC register use.
8296 2001-01-25 lars brinkhoff <lars@nocrew.org>
8298 * tm.texi (DATA_ALIGNMENT, LOCAL_ALIGNMENT, ASM_OPEN_PAREN,
8299 ASM_CLOSE_PAREN): fix typos.
8301 2001-01-25 Mark Mitchell <mark@codesourcery.com>
8303 * acconfig.h: Define `const' to the empty string if neither
8304 __STDC__ nor __cplusplus is defined.
8305 * config.in: Regenerated.
8307 2001-01-25 David Edelsohn <edelsohn@gnu.org>
8309 * config.gcc (rs6000-ibm-aix[5-9]*): Change to aix51.h.
8310 * collect2.c (main): Delete importf. Add ".obj" file extension.
8311 (GCC_CHECK_HDR): Handle AIX V5 new magic number.
8312 (aix_std_libs): Add additional AIX libraries to skip.
8313 * config/rs6000/aix.h (MY_ISCOFF): Add AIX V5 new magic number.
8314 * config/rs6000/aix51.h: New file.
8316 2001-01-25 Michael Hayes <mhayes@redhat.com>
8318 * loop.c (loop_call_insn_emit_before, loop_call_insn_hoist): New.
8319 (loop_insn_emit_before): No longer static.
8320 (move_movables): Replace emit_insn_after with loop_insn_emit_after.
8321 (loop_givs_rescan, load_mems): Likewise.
8322 (check_dbra_loop): Replace emit_insn_before with loop_insn_emit_before.
8323 (maybe_eliminate_biv_1):
8324 (move_movables): Replace emit_call_insn_before with
8325 loop_call_insn_hoist.
8326 * loop.h (loop_insn_emit_before): Add.
8327 * unroll.c (copy_loop_body): Replace emit_insn_before with
8328 loop_insn_emit_before.
8330 2001-01-25 Neil Booth <neil@daikokuya.demon.co.uk>
8332 * diagnostic.c (fatal): Request preprocessed source.
8334 Thu Jan 25 02:01:16 2001 J"orn Rennecke <amylaar@redhat.com>
8336 * c-decl.c (duplicate_decls): If different_binding_level is nonzero,
8337 olddecl has argument types and newdecl has none, use the argument
8340 2001-01-24 Ulrich Drepper <drepper@redhat.com>
8342 * dwarf2out.c (prefix_of): New function. Determine longest common
8343 prefix of the two arguments. The units are whole path components.
8344 (output_file_names): When adding a new directory find the one entry
8345 with the longest common prefix already in the list. Artificially
8346 generate entry if there is none for this prefix.
8347 Fix test to check whether the zeroth directory entry is used.
8349 Wed Jan 24 23:51:55 2001 J"orn Rennecke <amylaar@redhat.com>
8351 * reload1.c (reload_reg_free_for_value_p): New parameter start_regno.
8352 Changed all callers. Take it into account when deciding if a
8353 previously loaded value matches.
8355 2001-01-24 Richard Henderson <rth@redhat.com>
8357 * reload.c (find_reloads_subreg_address): Fail the substitution
8358 if the resulting address is insufficiently aligned.
8360 2001-01-24 DJ Delorie <dj@redhat.com>
8362 * combine.c (combine_simplify_rtx): If the modes are all VOIDmode,
8363 check the original operand's mode also.
8364 * simplify-rtx.c (simplify_ternary_operation): Ditto.
8366 2001-01-24 Joseph S. Myers <jsm28@cam.ac.uk>
8368 * c-parse.in (cast_expr): Move compound literals from here ...
8369 (primary): ... to here. Use standard terminology "compound
8370 literal" instead of "constructor expression".
8372 2001-01-24 Joseph S. Myers <jsm28@cam.ac.uk>
8374 * gcc.1, cpp.1: Regenerate.
8376 2001-01-24 Alexandre Oliva <aoliva@redhat.com>
8378 * calls.c (emit_library_call_value_1): Memory slot for
8379 pass-by-reference argument should have the mode of the argument,
8380 not of the pointer to it.
8382 2001-01-24 Tom Tromey <tromey@redhat.com>
8384 * gcc.texi (G++ and GCC): Mention gcj manual.
8385 (Standards): Link to section of manual mentioning gcj/Java
8388 2001-01-24 Jakub Jelinek <jakub@redhat.com>
8390 * cppfiles.c (_cpp_read_file): Add to dependencies if requested.
8391 * cppinit.c (cpp_start_read): Remove deps_add_dep call.
8392 * tradcpp.c (main): Add -imacros or -include'd dependencies
8394 * cpp.texi (-M, -MM): Document -M -include behaviour.
8396 2001-01-24 Roger Collins <roger@ProProject.com>
8398 * config/i386/xm-i386.h: Make __i386__ a boolean macro.
8400 2001-01-24 Will Cohen <wcohen@redhat.com>
8402 * config/mips/abi64.h (RETURN_IN_MEMORY): Always take into account
8403 whether registers are 32 bits or 64 bits in size.
8405 2001-01-24 Ben Elliston <bje@redhat.com>
8407 * config/m32r/m32r.h (PREDICATE_CODES): Remove m32r_not_same_reg.
8409 2001-01-24 Richard Henderson <rth@redhat.com>
8411 * config/alpha/alpha.md (builtin_longjmp_internal): New.
8412 (builtin_longjmp): Use it instead of emit_indirect_jump.
8414 2001-01-23 John David Anglin <dave@hiauly1.hia.nrc.ca>
8416 * bb-reorder.c (make_reorder_chain_1): Handle case where
8417 jump edge goes to the same block as the fallthru edge.
8419 2001-01-23 Jim Wilson <wilson@redhat.com>
8421 * dwarf2out.c (dwarf2out_line): Make last_file_num be unsigned.
8422 * frame.h (__ia64_personality_v1): Add prototype.
8423 * libgcc2.c (ia64_throw_helper): Change personality declaration to
8424 prototype form. Add void * cast to first argument to personality
8426 * real.c (e113toe): Surround with INTEL_EXTENDED_IEEE_FORMAT ifdefs.
8427 (asctoe113): Likewise.
8428 * config/ia64/frame-ia64.c: Include eh-common.h.
8429 * config/ia64/ia64-protos.h (sdata_section, sbbs_section): Add
8431 * config/ia64/ia64.c (emit_insn_group_barriers): Add ATTRIBUTE_UNUSED
8433 (itanium_split_issue): Add prototype.
8434 (gen_nop_type): Ifdef out.
8435 (find_best_packet): Initialize best_packet.
8436 (ia64_encode_section_info): New local string. Use for ggc_alloc_string
8438 * config/ia64/ia64.h (ASM_OUTPUT_LONG_DOUBLE): Use 0L not 0.
8439 * config/ia64/ia64.md (bsp_value): Add explicit stop bit at start.
8440 (flushrs): Add explicit stop bit at end.
8441 * config/ia64/lib1funcs.asm (__ia64_restore_stack_nonlocal): Change
8444 2001-01-23 Chris Demetriou <cgd@broadcom.com>
8446 * libgcc-std.ver (GCC_3.0): Add __terminate_func_set to list
8448 * libgcc2.c (__terminate_func): Make variable static.
8449 (__terminate_set_func): New function to set __terminate_func.
8450 * libgcc2.h (__terminate_func_ptr): New typedef.
8451 (__terminate_set_func): New function.
8453 2001-01-23 Richard Henderson <rth@redhat.com>
8455 * flow.c (init_propagate_block_info): Don't consider unchanging
8456 memories for dead frame store elimination.
8458 2001-01-23 Richard Henderson <rth@redhat.com>
8460 * varasm.c (UNIQUE_SECTION): Move default implementation ...
8461 * defaults.h: ... here.
8463 2001-01-24 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
8465 * c4x.h (TARGET_LOAD_DIRECT_MEMS): Define.
8467 2001-01-23 Neil Booth <neil@daikokuya.demon.co.uk>
8469 * c-lex.c (lex_charconst): Fix typo: s/p/str.
8471 2001-01-23 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
8473 * rs6000.h (rs6000_return_addr): Move prototype from here...
8474 * rs6000-protos.h (rs6000_return_addr): ...to here.
8475 (rs6000_init_expanders): Delete prototype.
8477 2001-01-23 Nick Clifton <nickc@redhat.com>
8479 * invoke.texi: Replace , with \, inside @gccoptlist macros.
8480 (Spec Files): Document %B and %j and %. and %v3 and %M and
8481 %{S*&T} spec switches.
8483 2001-01-24 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
8485 * c4x.c (c4x_r11_set_p): Calculate rtx code correctly.
8487 2001-01-23 Chris Demetriou <cgd@sibyte.com>
8488 Neil Booth <neil@daikokuya.demon.co.uk>
8490 * cpperror.c: Merge handlers of PEDWARN and WARNING.
8491 Have -Werror make pedantic warnings errors, like the
8494 2001-01-23 Phil Edwards <pme@sources.redhat.com>
8496 * c-tree.texi (IDENTIFIER_LENGTH): Fix typo.
8498 2001-01-23 Jakub Jelinek <jakub@redhat.com>
8500 * integrate.h (struct inline_remap): Add compare_src, compare_mode.
8501 * integrate.c (expand_inline_function): Initialize them.
8502 (subst_constants): If changing COMPARE so that both its arguments
8503 will be VOIDmode and the comparison mode will be lost, note
8504 compare_mode. Use the recorded compare_mode to optimize
8507 2001-01-23 Jason Merrill <jason@redhat.com>
8509 * dwarf2out.c (new_die): Use xcalloc.
8510 (output_die): Abort rather than emit a local reference to offset 0.
8512 2001-01-17 Andrew Haley <aph@redhat.com>
8514 * libgcc2.c (get_reg_addr): Don't abort if we haven't got a copy
8515 of a saved register; return NULL instead.
8516 (copy_reg): Take a pointer to a source register rather than a
8518 (next_stack_level): Remember the address in the stack frame of all
8520 Use the saved register pointer array as the source of the CFA.
8521 (throw_helper): Rewrite. Unwind once rather than twice and keep
8522 track of saved registers as we go.
8524 2001-01-23 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
8526 * c4x-protos.h (c4x_legitimize_reload_address): Remove.
8527 * c4x.c (c4x_legitimize_reload_address): Remove.
8528 * c4x.h (LEGITIMIZE_RELOAD_ADDRESS): Rewrite to generate correct
8529 reload address for ldp(k) insn.
8531 Mon Jan 22 20:53:47 2001 Jeffrey A Law (law@cygnus.com)
8533 * pa.md (return_internal): Add a USE of the PIC register to ensure
8534 it is restored after each call.
8535 (return expander): Corresponding changes.
8537 2001-01-22 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
8539 * rs6000.h (INIT_EXPANDERS): Delete.
8540 (RETURN_ADDR_RTX): Call rs6000_return_addr().
8541 * rs6000.c (rs6000_override_options): Call *_machine_status from
8543 (rs6000_init_expanders): ...instead of here. Delete.
8544 (rs6000_mark_machine_status): New function.
8545 (rs6000_init_machine_status): Use xcalloc.
8546 (rs6000_return_addr): Generate RTX for the return address.
8547 (rs6000_ra_ever_killed): New, check if LR was ever destroyed.
8548 (rs6000_stack_info): Use it.
8550 2001-01-22 Thomas Pfaff <tpfaff@gmx.net>
8552 * gthr-win32.h: Include errno.h to get a declaration for
8553 EINVAL and _mingw.h if the target is mingw32.
8555 2001-01-22 Andres Felipe Vargas <avargas@teletulua.com.co>
8557 * cpp.texi: Correct typos.
8559 Mon Jan 22 13:59:09 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
8561 * explow.c (probe_stack_range): Ensure value passed to
8562 stack_check_libfunc is ptr_mode, not Pmode.
8564 Mon Jan 22 16:53:06 2001 J"orn Rennecke <amylaar@redhat.com>
8566 * recog.c (validate_replace_rtx_1): In ZERO_EXTEND / SIGN_EXTEND
8567 case, don't use operand_subword to calculate a SUBREG that is
8570 * rtl.texi: Comparisons yield 0 or STORE_FLAG_VALUE.
8572 2001-01-22 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
8574 * c4x.c (c4x_valid_rptb_p, c4x_label_ref_used_p): New functions.
8575 (c4x_rptb_insert): Call c4x_valid_rptb_p to check if repeat block is
8576 valid. If not replace it by equivalent insns.
8578 2001-01-22 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
8580 * c4x.c (c4x_check_legit_addr): Only check CONST. Not if CONST
8581 contains SYMBOL_REF, LABEL_REF and CONST_INT.
8582 (c4x_U_constraint, symbolic_address_operand): Likewise.
8583 (c4x_immed_float_constant): Do not check if CONST_DOUBLE is in
8585 (c4x_r11_set_p, c4x_check_laj_p): New functions.
8586 * c4x-protos.h (c4x_check_laj_p): Add prototype.
8587 * c4x.md (in_annul_slot_3): Do not allow auto-increment in last
8588 anulling slot because of silicon bug.
8589 (laj, lajv): Call c4x_check_laj_p to check for silicon bug.
8591 2001-01-22 Alan Modra <alan@linuxcare.com.au>
8593 * cppexp.c (parse_charconst): Change `mask' type to agree
8596 2001-01-21 Richard Henderson <rth@redhat.com>
8598 * config/i386/i386.c (ix86_asm_file_end): Disable putting
8599 pic_label_name in a linkonce section.
8601 2001-01-17 Philipp Thomas <pthomas@suse.de>
8603 * aclocal.m4 (AM_WITH_NLS): Add -lintl to LIBS if gettext was
8605 * configure: Regenerate.
8607 Sun Jan 21 02:38:56 2001 J"orn Rennecke <amylaar@redhat.com>
8609 * expmed.c (synth_mult, expand_mult_highpart, expand_divmod): Guard
8610 uses of shift_cost, shiftadd_cost and shiftsub_cost with bound checks.
8612 Sun Jan 21 09:44:17 2001 Denis Chertykov <denisc@overta.ru>
8614 * config/avr/avr.c (ret_cond_branch): New argument (reverse) added.
8615 If REVERSE nonzero then condition code in X must be reversed.
8616 (encode_section_info): Optimise if/else.
8617 (avr_function_value): Fix formatting.
8619 * config/avr/avr.md (branch): Call to ret_cond_branch changed.
8620 (difficult_branch): Likewise.
8621 (rvbranch): Likewise.
8622 (difficult_rvbranch): Likewise.
8624 * config/avr/avr-protos.h (ret_cond_branch): Prototype changed.
8626 * config/avr/libgcc.S: Fix comment.
8628 2001-01-20 Michael Sokolov <msokolov@ivan.Harhan.ORG>
8630 * sdbout.c (PUT_SDB_DEF): Fix after last bogus change.
8632 2001-01-20 Michael Sokolov <msokolov@ivan.Harhan.ORG>
8634 * cppinit.c (INO_T_EQ): Don't use #elif, fix formatting.
8636 2001-01-20 Michael Sokolov <msokolov@ivan.Harhan.ORG>
8638 * aclocal.m4 (gcc_AC_FUNC_STRSTR): New macro.
8639 * configure.in (gcc_AC_FUNC_STRSTR): Add invokation.
8640 * configure, config.in: Regenerate.
8641 * Makefile.in (STRSTR, HOST_STRSTR, USE_HOST_STRSTR): New variables.
8642 (LIBDEPS, HOST_LIBDEPS, LIBS, HOST_LIBS): Add strstr handling.
8643 (strstr.o, $(HOST_PREFIX_1)strstr.o): New rules.
8644 (doprint.o): New rule.
8646 2001-01-20 Joseph S. Myers <jsm28@cam.ac.uk>
8648 * c-typeck.c (digest_init): Handle boolean types as scalars.
8650 Sat Jan 20 12:46:57 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
8652 * stmt.c (expand_return): Don't return anything if size is zero.
8653 Delete redundant assignment to BYTES.
8654 * expr.c (move_block_from_reg): Do nothing if NREGS is zero.
8656 2001-01-20 Marek Michalkiewicz <marekm@linux.org.pl>
8658 * config/avr/avr.h (INIT_TARGET_OPTABS): Remove most of it, was
8659 the same as the default library function names.
8660 * config/avr/avr.md: Document special characters after '%'.
8661 (mulqi3, mulhi3, mulsi3): Call libgcc.S functions ourselves,
8662 knowing which of the call-used registers are really clobbered.
8663 (divmodqi4, udivmodqi4, divmodhi4, udivmodhi4, divmodsi4, udivmodsi4):
8664 New. Both quotient and remainder from one libgcc.S call.
8665 * config/avr/libgcc.S: Optimize mul/divmod for the new insns above,
8666 clobber as few registers as possible.
8667 * config/avr/t-avr (LIB1ASMFUNCS): Adjust for the above changes.
8669 2001-01-20 Neil Booth <neil@daikokuya.demon.co.uk>
8671 * cppmacro.c (funlike_invocation_p): Don't move back up to the
8672 context of the top of the stack.
8674 2001-01-20 Jakub Jelinek <jakub@redhat.com>
8676 * function.c (fixup_var_refs): Move CALL_PLACEHOLDER handling...
8677 (fixup_var_refs_insns): ...here.
8679 2001-01-20 Zack Weinberg <zack@wolery.stanford.edu>
8681 * function.c (fixup_var_refs_insns): Break up into
8682 fixup_var_refs_insn [body of loop], fixup_var_refs_insns
8683 [loop over entire insn list], and fixup_var_refs_insns_with_hash
8684 [loop over hash table entries].
8685 (fixup_var_refs): Adjust calls to fixup_var_refs_insns and/or
8686 fixup_var_refs_insns_with_hash, to match above changes.
8688 2001-01-19 John David Anglin <dave@hiauly1.hia.nrc.ca>
8690 * Makefile.in (ORDINARY_FLAGS_TO_PASS): Add MAKEOVERRIDES variable.
8691 (libgcc.a): Likewise.
8692 (stmp-multilib): Likewise.
8693 (STAGE2_FLAGS_TO_PASS): Likewise.
8695 2001-01-19 Alexandre Oliva <aoliva@redhat.com>
8697 * config/sh/sh.c (prepare_move_operands) [PIC]: Use operands[0] as
8698 temporary if no_new_pseudos.
8700 2001-01-19 Neil Booth <neil@daikokuya.demon.co.uk>
8702 * cppinternals.texi: Update.
8704 2001-01-19 Richard Earnshaw <rearnsha@arm.com>
8706 * arm.c (arm_init_builtins): Re-enable builtins.
8708 Fri Jan 19 13:02:56 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
8710 * rtl.texi (SET, CLOBBER): Document PARALLEL as SET_DEST possibility.
8711 * flow.c (mark_set_1, case PARALLEL): Don't require BLKmode, allow
8712 element to be null, and always expect an EXPR_LIST.
8713 * rtlanal.c (reg_overlap_mentioned_p, note_stores): Likewise.
8714 * sched-deps.c (sched_analyze_1): Likewise.
8715 * sched-rgn.c (check_live_1, update_live_1): Likewise.
8717 * regclass.c (max_set_parallel): New variable.
8718 (reg_scan): Take it into account in computation of max_parallel.
8719 (reg_scan_mark_refs, case SET): Compute it.
8721 * alias.c (rtx_equal_for_memref_p, case ADDRESSOF): Don't assume
8723 * expr.c (store_constructor): Don't look at MEM_ALIAS_SET unless MEM.
8724 * function.c (assign_parms): Use INTVAL for a CONST_INT.
8726 2001-01-19 Jason Merrill <jason@redhat.com>
8728 * dwarf2out.c (gen_subprogram_die): Don't reuse the in-class decl
8729 for the abstract instance of an inline function.
8731 Fri Jan 19 14:31:35 2001 Alexandre Oliva <aoliva@redhat.com>
8732 J"orn Rennecke <amylaar@redhat.com>
8734 * reload1.c (move2add_note_store): Treat all registers directly or
8735 indirectly derived from a base register as members of the same set
8737 (reload_cse_move2add): Adjust accordingly. Take mode and offset
8738 of base register into account.
8740 Fri Jan 19 09:18:42 2001 J"orn Rennecke <amylaar@redhat.com>
8742 * alias.c (find_base_value): Recognize TRUNCATE.
8743 (record_set): In PLUS case, invalidate if other summand is also a
8746 Thu Jan 18 06:43:04 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
8748 * flow.c (mark_set_1, case PARALLEL): New case; rework to allow
8749 entry to be EXPR_LIST.
8750 * rtlanal.c (reg_overlap_mentioned_p): Allow PARALLEL in SET to
8751 be an EXPR_LIST (but not null, which other code doesn't allow).
8752 (note_stores): Properly handle PARALLEL in SET.
8753 Recursively call for top-level PARALLEL.
8754 * sched-deps.c (sched_analyze_1): Handle EXPR_LIST in PARALLEL in SET.
8755 * sched-rgn.c (check_live_1, update_live_1): Likewise.
8757 * config.gcc (rs6000-ibm-aix*, rs6000-bull-bosx): Add rs6000/aix.h.
8759 2001-01-18 Neil Booth <neil@daikokuya.demon.co.uk>
8761 * cpplib.c (_cpp_handle_directive): Use buffer->was_skipping,
8762 not pfile->skipping (== 0).
8764 2001-01-17 Nick Clifton <nickc@redhat.com>
8766 * config/rs6000/rs6000.c: Add prototypes for {init|free}_
8769 2001-01-17 Jim Wilson <wilson@redhat.com>
8771 * invoke.texi (IA-64 options): Improve.
8773 2001-01-17 Tom Tromey <tromey@redhat.com>
8775 * invoke.texi (Optimize Options): Use `{}' to around @samp
8778 2001-01-17 Aldy Hernandez <aldyh@redhat.com>
8780 * invoke.texi (-fno-guess-branch-probability): New option.
8782 Wed Jan 17 13:26:34 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
8784 * combine.c (try_combine): Don't set i3_subst_into_i2 for
8785 case of making new double-word constant.
8786 Revert last change: instead just test i3_subst_into_i2.
8788 2001-01-17 Jakub Jelinek <jakub@redhat.com>
8790 * config/i386/i386.md (cmpqi_minus_1): Use {b} for QImode operation.
8791 Use q constraints instead of r.
8793 Tue Jan 16 22:23:04 2001 Alan Modra (alan@linuxcare.com.au)
8795 * config/pa/pa.h (PIC_OFFSET_TABLE_REGNUM_SAVED): Remove.
8796 (machine_function): Define.
8797 (PIC_OFFSET_TABLE_SAVE_RTX) : Define.
8798 * config/pa/pa.c (pa_init_machine_status, pa_mark_machine_status,
8799 pa_free_machine_status): New functions.
8800 (override_options): Set {init,mark,free}_machine_status to above.
8801 (hppa_expand_prologue): Use PIC_OFFSET_TABLE_SAVE_RTX instead of
8802 PIC_OFFSET_TABLE_REGNUM_SAVED.
8803 * config/pa/pa.md: Use PIC_OFFSET_TABLE_SAVE_RTX instead of
8804 PIC_OFFSET_TABLE_REGNUM_SAVED throughout.
8805 * config/pa/pa32-regs.h (CONDITIONAL_REGISTER_USAGE): Remove
8806 references to PIC_OFFSET_TABLE_REGNUM_SAVED.
8807 * config/pa/pa64-regs.h (CONDITIONAL_REGISTER_USAGE): Likewise.
8809 2001-01-15 DJ Delorie <dj@redhat.com>
8811 * Makefile.in (gcov.1): Protect against texi2pod/pod2man failing.
8815 Tue Jan 16 17:20:43 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
8817 * flow.c (propagate_on_insn): Make trying to delete a prologue
8818 or epilogue insn an ICE, not a warning. Allow doing this if
8819 the current function returns with stack pointer depressed.
8821 * combine.c (try_combine): If i3_subst_into_i2, properly check for
8822 I3 having more than one SET.
8824 2001-01-16 Jim Wilson <wilson@redhat.com>
8826 * invoke.texi: Document IA-64 options.
8828 * config/ia64/ia64.c (ia64_print_operand_address): Delete 'B' support.
8829 (fixup_errata): Delete TARGET_A_STEP use.
8830 * config/ia64/ia64.h (MASK_A_STEP, TARGET_A_STEP): Delete.
8831 (TARGET_SWITCHES): Delete -ma-step option.
8832 * config/ia64/ia64.md (all FP patterns): Delete %B0.
8833 (movqicc_astep, movqi_internal_astep, movhicc_astep,
8834 movhi_internal_astep, movsicc_astep, movsi_internal_astep, movdi+1,
8835 movdi_internal_astep, movsfcc_astep, movsf_internal_astep,
8836 movdfcc_astep, movdf_internal_astep, movtfcc_astep,
8837 movtf_internal_astep, cmovdi_internal_astep, cmovsi_internal_astep):
8839 (movqi_internal, movhi_internal, movsi_internal, movdi_internal,
8840 movsf_internal, movdf_internal, movtf_internal, cmovdi_internal,
8841 cmovsi_internal): Delete ! TARGET_A_STEP check.
8843 2001-01-16 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
8845 * gcc.texi (Bug Lists): Do not mention newsgroups nor the
8846 possibility to report bugs via postal mail. Change a URL and
8847 merge in a nearly duplicate statement...
8848 (Bug Reporting): ...from here.
8849 (Service): Refer to the Bug Reporting section instead of
8851 (Contributing): Remove trivial explanations concerning snapshots.
8853 2001-01-16 Alan Modra <alan@linuxcare.com.au>
8855 * cppmain.c (general_init): Don't use ANSI prototype.
8857 2001-01-16 Tom Tromey <tromey@redhat.com>
8859 * gcc.c (cpp_options): Added `*' to specs for -MF, -MQ, and -MT.
8861 2001-01-16 Richard Henderson <rth@redhat.com>
8863 * config/i386/i386.h: Fix comment typo.
8864 * config/i386/i386.md (shift+compare pattern names): s/cmpno/cmp/
8865 (ashr+compare patterns): Match CCGOCmode not CCNOmode.
8867 2001-01-16 Phil Edwards <pme@sources.redhat.com>
8869 * gcc.c: Revert previous -fsyntax-only-related change; move
8872 2001-01-16 Jakub Jelinek <jakub@redhat.com>
8874 * config/i386/i386.c (fcmov_comparison_operator): Only initialize
8875 inmode after checking GET_CODE (op).
8877 2001-01-16 Richard Henderson <rth@redhat.com>
8879 * flow.c (struct propagate_block_info): Add mem_set_list_len.
8880 (MAX_MEM_SET_LIST_LEN): New.
8881 (propagate_one_insn): Update mem_set_list_len.
8882 (invalidate_mems_from_autoinc): Likewise.
8883 (invalidate_mems_from_set): Likewise.
8884 (mark_used_regs): Likewise.
8885 (init_propagate_block_info): Likewise. Stop collecting memories
8886 when we reach MAX_MEM_SET_LIST_LEN.
8887 (mark_set_1): Likewise.
8889 2001-01-16 Richard Henderson <rth@redhat.com>
8891 * unroll.c (precondition_loop_p): Fail if no iteration
8894 2001-01-16 Phil Edwards <pme@sources.redhat.com>
8896 * gcc.c: When -fsyntax-only is given, do not complain about
8899 2001-01-15 Richard Henderson <rth@redhat.com>
8901 * config/i386/i386.c (asm_output_function_prefix): Remove.
8902 (ix86_asm_file_end): New.
8903 (load_pic_register): Generate pic_label_name into a
8904 staticly allocated buffer.
8905 * config/i386/i386-protos.h: Update.
8906 * config/i386/i386.h (ASM_OUTPUT_FUNCTION_PREFIX): Remove.
8907 (ASM_FILE_END): New.
8908 * config/i386/i386afe.h: New file.
8909 * config.gcc (i?86-*-elf) [tm_file]: Use it.
8910 (i?86-*-{freebsd,linux*,moss*}): Likewise.
8911 * config/elfos.h (ASM_FILE_END): Undef before redefinition.
8912 * config/i386/cygwin.h (ASM_FILE_END): Likewise.
8913 * config/i386/osfrose.h (ASM_FILE_END): Invoke ix86_asm_file_end.
8914 * config/i386/sco5.h (ASM_FILE_END): Likewise.
8915 * config/i386/winnt.c (i386_pe_asm_file_end): Likewise.
8917 2001-01-15 Joseph S. Myers <jsm28@cam.ac.uk>
8919 * Makefile.in (install-man): Remove explicit dependency on
8922 * configure.in, configure: Revert previous patch requiring perl
8925 2001-01-12 Aldy Hernandez <aldyh@redhat.com>
8927 * toplev.c (flag_guess_branch_prob): New.
8928 (f_options): Add guess-branch-probability option.
8929 (rest_of_decl_compilation): Only estimate branch probability if
8931 (main): set flag_guess_branch_prob.
8933 * flags.h (flag_guess_branch_prob): New.
8935 2001-01-15 DJ Delorie <dj@redhat.com>
8937 * gcc.texi (Makefile): Add documentation for Makefile targets.
8939 2001-01-15 Philip Blundell <philb@gnu.org>
8941 * config/arm/arm.c (arm_finalize_pic): New arg "prologue".
8943 * config/arm/arm-protos.h (arm_finalize_pic): Update prototype.
8944 (is_pic): Delete declaration.
8945 * config/arm/arm.h (FINALIZE_PIC): Update call to arm_finalize_pic.
8946 (OUTPUT_INT_ADDR_CONST): Remove special handling of PIC address.
8947 * config/arm/arm.md (builtin_setjmp_receiver): New.
8949 2001-01-15 Richard Earnshaw <rearnsha@arm.com>
8951 * arm.c (use_return_insn): Don't try to determine the function type
8952 until after reload has completed.
8953 (arm_output_epilogue): Don't adjust the sp value recovered from the
8955 (emit_multi_reg_push): Don't record dwarf information for the pc.
8956 * arm.md (eh_epilogue): The function type may have changed, so it
8957 needs to be recalculated.
8958 * arm/netbsd.h (DWARF2_UNWIND_INFO): Delete. Can now use dwarf2
8959 unwind tables on arm/netbsd.
8961 2001-01-15 Richard Earnshaw <rearnsha@arm.com>
8963 * arm.md (cbranchsi4): Correct calculation of branch ranges.
8964 (negated_cbranchsi4): Likewise.
8966 2001-01-15 Richard Earnshaw <rearnsha@arm.com>
8968 * config/arm/semi.h (SUBTARGET_EXTRA_SPECS): Define.
8969 (SUBTARGET_EXTRA_ASM_SPEC): Define to empty string.
8970 (ASM_SPEC): Call subtarget_extra_asm_spec. Don't
8971 pass -mapcs-* options to assembler.
8972 * config/arm/elf.h (SUBTARGET_EXTRA_SPECS): Define.
8973 (SUBTARGET_EXTRA_ASM_SPEC): Define to empty string.
8974 (ASM_SPEC): Call subtarget_extra_asm_spec.
8976 2001-01-15 Andreas Jaeger <aj@suse.de>
8978 * config/i386/i386.c (ix86_init_builtins): Make i size_t to remove
8980 (ix86_expand_builtin): Likewise.
8982 * gencodes.c (output_predicate_decls): Make i size_t to avoid
8983 warning about comparison between signed and unsigned.
8985 2001-01-14 Geoffrey Keating <geoffk@redhat.com>
8987 * expr.c (do_jump): Treat VOIDmode CONST_DOUBLEs like CONST_INTs.
8989 2001-01-14 Ralf Baechle <ralf@gnu.org>
8991 * config/mips/linux.h (SUBTARGET_CPP_SPEC): Default ABI is 32; change
8992 SUBTARGET_CPP_SPEC apropriatly.
8994 2001-01-12 Mark Mitchell <mark@codesourcery.com>
8996 * varasm.c (make_decl_rtl): Fix typo in last change.
8998 2001-01-14 Jeffrey Oldham <oldham@codesourcery.com>
9000 * defaults.h (SUPPORTS_INIT_PRIORITY): New macro to indicate the
9001 linker supports the init_priority C++ attribute.
9002 * tm.texi (SUPPORTS_INIT_PRIORITY): Documentation for new macro.
9003 * config/mips/iris6.h (SUPPORTS_INIT_PRIORITY): Indicate Irix
9004 linker does not support init_priority C++ attribute.
9006 Sun Jan 14 22:31:30 2001 J"orn Rennecke <amylaar@redhat.com>
9008 * Makefile.in (libgcc1-test.o): Depends on stmp-int-hdrs.
9010 2001-01-14 Neil Booth <neil@daikokuya.demon.co.uk>
9012 * c-parse.in (finish_parse): Add comment about cpp_destroy.
9013 * cp/lex.c (finish_parse): Similarly.
9014 * cppinit.c (cpp_cleanup): Rename cpp_destroy for clarity.
9015 Return the number of errors encountered.
9016 * cpplib.h (cpp_cleanup): Rename cpp_destroy, return int.
9017 * cppmain.c (main): Don't call cpp_destroy.
9019 2001-01-14 Joseph S. Myers <jsm28@cam.ac.uk>
9021 * configure.in: Require at least perl 5.6.0 to regenerate
9023 * configure: Regenerate.
9025 2001-01-14 Richard Henderson <rth@redhat.com>
9027 * genrecog.c (DT_veclen_ge): New.
9028 (add_to_sequence) [MATCH_PARALLEL]: Generate one.
9029 (maybe_both_true_2): Simplify DT_veclen vs DT_veclen_ge.
9030 (nodes_identical_1): Handle DT_veclen_ge.
9031 (write_cond, debug_decision_2): Likewise.
9033 2001-01-14 Richard Earnshaw <rearnsha@arm.com>
9035 * arm.md (ldmsi_postinc, ldmsi, stmsi_postinc, smsi): Delete. Replace
9037 (ldmsi_postinc[432], ldmsi[432], stmsi_postinc[432], stmsi[432]): New.
9039 2001-01-14 Neil Booth <neil@daikokuya.demon.co.uk>
9041 * cppmain.c (do_preprocessing): New function; most of the old
9043 (main): Call it to do most of the work.
9044 (cb): Move from global scope to set_callbacks ().
9045 (setup_callbacks): Get the callback pointer.
9046 (general_init, printer_init): Clean up code and comments.
9048 2001-01-14 Richard Earnshaw <rearnsha@arm.com>
9050 * config/arm/semi.h (ASM_SPEC): Pass -k to the assembler when
9053 2001-01-14 Kazu Hirata <kazu@hxi.com>
9055 * config/h8300/h8300.c (get_shift_alg): Update comments.
9057 Sun Jan 14 06:20:49 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
9059 * ggc-page.c (alloc_annon): Call perror and correctly call exit.
9060 (alloc_page, ggc_alloc): Add casts to remove warnings.
9062 2001-01-14 Geoffrey Keating <geoffk@redhat.com>
9064 * combine.c (simplify_comparison): Don't change `code' when
9065 can't reverse comparison.
9067 2001-01-14 Richard Henderson <rth@redhat.com>
9069 * rtlanal.c (computed_jump_p_1): Rename from jmp_uses_reg_or_mem;
9070 update all call sites. Return true for all non-label constants.
9072 Sun Jan 14 10:09:48 MET 2001 Jan hubicka <jh@suse.cz>
9074 * i386.c (ix86_expand_compare): Add bypass_test and second_test
9076 (ix86_expand_branch): Update.
9077 (ix86_expand_setcc): Update to handle multiple test conditions.
9078 (expand_int_movcc): Likewise.
9079 (expand_fp_movcc): Likewise.
9080 * i386-protos.h (ix86_expand_compare): New.
9081 * i386.md (andqi_?_slp, orqi_?_slp): New.
9082 (conditional trap expander): Update call to ix86_expand_compare.
9084 2001-01-14 Richard Henderson <rth@redhat.com>
9086 * config/vax/vax.md: Use nonimmediate_operand instead of
9087 general_operand in destinations.
9089 * config/vax/vax.md (indirect_jump): Use register_operand.
9091 * config/vax/vax.h (RETURN_POPS_ARGS): Max at 255 arguments.
9092 * config/vax/vax.md (call_pop): Turn into an expander.
9093 (call_value_pop): Likewise.
9094 (call, call_value): New.
9096 2001-01-14 Andreas Jaeger <aj@suse.de>
9098 * config/i386/i386.c (ix86_split_fp_branch): Remove unused
9100 (ix86_fp_compare_mode): Add unused attribute.
9101 (ix86_expand_fp_movcc): Remove unused variable.
9102 (ix86_expand_builtin): Make fcode unsigned.
9104 * expr.c (MOVE_BY_PIECES_P): Cast MOVE_RATIO to unsigned.
9105 (expand_expr): Add cast to avoid signed warning.
9106 (store_field): Likewise.
9107 (store_constructor_field): Likewise.
9108 (store_constructor): Likewise.
9109 (store_expr): Likewise.
9110 (clear_storage): Likewise.
9111 (emit_group_store): Likewise.
9112 (emit_group_load): Likewise.
9114 2001-01-13 Joseph S. Myers <jsm28@cam.ac.uk>
9116 * c-common.c: Move format checking code to ...
9117 * c-format.c: ... here. New file. Reorder some functions and
9119 (decl_handle_format_attribute, decl_handle_format_arg_attribute):
9121 * c-common.h (decl_handle_format_attribute,
9122 decl_handle_format_arg_attribute): Declare.
9123 * Makefile.in (C_AND_OBJC_OBJS): Add c-format.o.
9124 (c-common.o): Adjust dependencies.
9125 (c-format.o): New list of dependencies.
9127 2001-01-13 Jakub Jelinek <jakub@redhat.com>
9129 * unroll.c (loop_iterations): If we cannot prove iteration variable
9130 is set once in each iteration, punt.
9132 Sun Jan 14 00:23:15 2001 Denis Chertykov <denisc@overta.ru>
9134 * config/avr/avr.md ("strlenhi"): Remove clobber of input address.
9135 (*strlenhi): Remove clobber (which was buggy) of output address.
9137 2001-01-13 Joseph S. Myers <jsm28@cam.ac.uk>
9139 * Makefile.in (generated-manpages): Add gcc.1
9140 ($(srcdir)/gcc.1): New target.
9141 (maintainer-clean): Delete $(srcdir)/gcc.1.
9142 * gcc.texi: Add macros @gccoptlist and @gol.
9143 * invoke.texi: Include option summary in manpage. Mark up option
9144 summary with @gccoptlist and @gol. Use @r in one place where
9146 * texinfo.tex: Update to version 2000-12-11.07 from ftp.gnu.org.
9147 * gcc.1: Generate from invoke.texi.
9149 2001-01-13 Richard Henderson <rth@redhat.com>
9151 * ggc-page.c (USING_MALLOC_PAGE_GROUPS): New; set if not using mmap.
9152 (struct page_entry): Add group member.
9153 (struct page_group): New.
9154 (struct globals): Add page_groups member.
9155 (alloc_anon): Only define for using mmap; remove valloc call.
9156 (page_group_index): New.
9157 (set_page_group_in_use): New.
9158 (clear_page_group_in_use): New.
9159 (alloc_page): Implement USING_MALLOC_PAGE_GROUPS.
9160 (free_page, release_pages): Likewise.
9161 * configure.in (with-gc): Default to ggc-page always.
9163 2001-01-13 Alexandre Oliva <aoliva@redhat.com>
9165 * reload1.c (replace_pseudos_in_call_usage): Use
9166 reg_equiv_constant and reg_equiv_address, and don't try
9167 regno_reg_rtx first.
9169 2001-01-13 Richard Henderson <rth@redhat.com>
9171 * ggc-page.c (alloc_page): Round up allocation size to one page.
9172 Set e->order on extra pages.
9174 2001-01-13 Richard Henderson <rth@redhat.com>
9176 * genrecog.c (nodes_identical): Expand commentary.
9177 (write_switch): Watch out for identical nodes.
9179 2001-01-13 Neil Booth <neil@daikokuya.demon.co.uk>
9181 * cppfiles.c (_cpp_fake_include): New function.
9182 * cpphash.h (_cpp_fake_include): New.
9183 * cpplib.c (do_line): Call _cpp_fake_include when entering
9184 header files in preprocessed input.
9185 * cppmain.c (cb_pragma_implementation): Remove handling.
9186 (setup_callbacks): Don't register pragmas.
9188 2001-01-13 Neil Booth <neil@daikokuya.demon.co.uk>
9190 * extend.texi: Udate for CPP.
9192 2001-01-13 Andreas Jaeger <aj@suse.de>
9194 * reload1.c: Add prototype for replace_pseudos_in_call_usage.
9196 * regmove.c: Add prototype for replace_in_call_usage.
9198 2001-01-13 Neil Booth <neil@daikokuya.demon.co.uk>
9200 * cpplib.h (cpp_pool, mi_state, mi_ind, struct cpp_macro,
9201 struct cpp_chunk, struct htab, struct toklist,
9202 struct cpp_context, CPP_STACK_MAX, struct lexer_state,
9203 struct spec_nodes, struct cpp_reader, CPP_OPTION, CPP_BUFFER,
9204 CPP_BUF_LINE, CPP_BUF_COL, CPP_BUF_COLUMN, U, ustrcmp, ustrncmp,
9205 ustrlen, uxstrdup, ustrchr, ufputs): Move to cpphash.h.
9206 (struct macro_args): Delete.
9207 * cpphash.h: See above.
9209 2001-01-13 Neil Booth <neil@daikokuya.demon.co.uk>
9211 * cppmain.c (struct printer): Remove no_line_dirs.
9213 (main, setup_callbacks, scan_buffer, printer_init, cb_define)
9214 : Use options rather than CPP_OPTION.
9215 (setup_callbacks): Use cb rather than pfile->cb.
9216 (main): No need to check for a buffer. Use cpp_errors.
9217 (printer_init): Don't set no_line_dirs.
9218 (maybe_print_line): Use options not no_line_dirs.
9219 (cb_file_change): Don't call print_line if -P.
9221 2001-01-13 Neil Booth <neil@daikokuya.demon.co.uk>
9223 * c-lex.c (init_c_lex): Use cpp_get_callbacks to set
9225 * c-parse.in (finish_parse): Use cpp_errors.
9226 (__yylex): Use return value of cpp_pop_buffer.
9227 * cp/lex.c (finish_parse): Use cpp_errors.
9228 * cp/spew.c (read_token): Use return value of cpp_pop_buffer.
9230 Sat Jan 13 16:57:40 2001 Denis Chertykov <denisc@overta.ru>
9232 * README.AVR: URLs corrected.
9234 Sat Jan 13 07:30:02 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
9236 * c-decl.c (start_function): Don't warn if old prototype is builtin
9237 that's not in C's namespace.
9238 * libgcc2.c (_varargs): Update definition of __builtin_saveregs.
9239 (_bb): Add prototype for ctime.
9240 * config/alpha/osf.h (TRANSFER_FROM_TRAMPOLINE): Add missing protos.
9242 Sat Jan 13 09:53:32 MET 2001 Jan Hubicka <jh@suse.cz>
9244 * i386.c (ix86_fp_comparison_arithmetics_cost,
9245 ix86_fp_comparison_fcomi_cost, ix86_fp_comparison_sahf_cost,
9246 ix86_fp_comparison_cost): New functions.
9247 (ix86_expand_fp_compare): Use the costs to choose best bethod; add
9248 two new parameters SECOND_TEST and BYPASS_TEST; allow generating
9249 two-branch sequences; make static.
9250 (ix86_use_fcomi_compare): Do decision according to the costs.
9251 (split_fp_branch): New.
9252 * i386.md (compare-and-branch patterns): Use split_fp_branch.
9253 * i386-protos.h (ix86_expand_fp_compare): Remove
9254 (ix86_split_fp_branch): Declare.
9256 * i386.h (PREDICATE_CODES): Update codes from fcmov_comparison_operand
9257 and ix86_comparison_operator.
9259 * i386.c (ix86_prepare_fp_compare_args): Try to rearange the comparison
9262 * i386.c (put_condition_code): Output properly the unordered/ordered
9263 compares in fp case.
9264 (ix86_expand_fp_movcc): Use ix86_expand_compare infrastructure.
9266 * tm.texi (REVERSE_CONDITION): Document.
9267 * i386.c (ix86_fp_compare_mode): Simplify; return always CCFPmode
9268 in -ffast-math mode.
9269 * i386.h (REVERSE_CONDITION, REVERSIBLE_CC_MODE): New macro.
9271 2001-01-13 Alexandre Oliva <aoliva@redhat.com>
9273 * config/sh/sh.c (sh_expand_epilogue): Use PR explicitly.
9275 * config/sh/sh.c (sh_expand_prologue): Let the second toggle_sz be
9278 * config/sh/sh.c (mova_p): Fix test for mova_const.
9280 2001-01-13 Neil Booth <neil@daikokuya.demon.co.uk>
9282 * fix-header.c (read_scan_file): Use cpp_get_callbacks and
9283 cpp_get_options rather than dereferencing pfile and using
9285 * scan-decls.c (scan_decls): Use return value of
9286 cpp_pop_buffer rather than CPP_BUFFER.
9288 2001-01-13 Neil Booth <neil@daikokuya.demon.co.uk>
9290 * cppinit.c (cpp_handle_option): help_only is now part of the
9291 cpp_options structure.
9292 * cpplib.c (cpp_errors, cpp_get_options, cpp_get_callbacks,
9293 cpp_set_callbacks): New functions.
9294 * cpplib.h (cpp_callbacks): Break out as a named structure.
9295 (cpp_options): Move help_only here from cpp_reader.
9296 (CPP_FATAL_ERRORS): Update to use cpp_errors.
9297 (cpp_errors, cpp_get_options, cpp_get_callbacks,
9298 cpp_set_callbacks): New prototypes.
9299 * cppmain.c (main): Update for help_only.
9301 2001-01-13 Joseph S. Myers <jsm28@cam.ac.uk>
9303 * Makefile.in (info, maintainer-clean, install-info, uninstall):
9304 Also build and remove and install and uninstall c-tree.info and
9306 ($(srcdir)/gcc.info): Add dependency on contrib.texi.
9307 ($(srcdir)/cppinternals.info): New target.
9308 * c-tree.texi: Change file name used when makeinfo used without -o
9309 from ir.info to c-tree.info. Add info directory entry.
9310 * cppinternals.texi: Add info directory entry.
9311 * .cvsignore: Update.
9313 2001-01-12 Jakub Jelinek <jakub@redhat.com>
9315 * c-typeck.c (store_init_value): Don't require constant initializer
9316 elements with -pedantic -std=c99.
9317 (digest_init): Change error about non-constant initializer elements
9319 (constructor_range_end): Remove.
9320 (constructor_incremental, designator_depth,
9321 designator_errorneous): New variables.
9322 (struct constructor_stack): Remove range_end, add incremental.
9323 (struct constructor_range_stack, constructor_range_stack): New.
9324 (struct initializer_stack): Add constructor_range_stack.
9325 (finish_init): Set it.
9326 (start_init): Likewise. require_constant_elements for non-static
9327 trees only if not flag_isoc99.
9328 (really_start_incremental_init): Remove constructor_range_end, add
9329 constructor_incremental.
9330 (pop_init_level): Likewise.
9331 (push_init_level): Likewise. If implicit and the subobject had some
9332 value set already, preinitialize the level with it.
9333 Warn about missing braces only if not pushing due to designators.
9334 (set_designator, push_range_stack): New functions.
9335 (set_init_label): Use them.
9336 (set_init_index): Likewise. Remove constructor_range_end.
9337 Error if designator index is outside of array bounds.
9338 (add_pending_init): Compare values of purpose index trees, not the
9339 trees themselves. Allow overwriting of already initialized element.
9340 Issue a warning if it had side-effects.
9341 (set_nonincremental_init, set_nonincremental_init_from_string): New
9343 (pending_init_member): Rename to...
9344 (find_init_member): ...this function. Call set_nonincremental_init
9345 if necessary. Compare values of purpose index trees, not the trees
9346 themselves. Return the actual value, not just non-zero if something
9348 (output_init_element): Remove checks for duplicates.
9349 If field has zero size, only check the initializer for correctness.
9350 Call set_nonincremental_init if necessary. Push RECORD/ARRAY into AVL
9351 if constructor_incremental is zero. Change error about initializers
9352 not computable at load time into pedwarn.
9353 (output_pending_init_elements): Compare bit positions, not
9354 FIELD_DECLs to take into account zero-sized fields.
9355 (process_init_element): Use constructor_range_stack to fill all
9356 ranges in the designator lists from current level up.
9357 * extend.texi: Update documentation for labeled elements.
9359 2001-01-12 Alexandre Oliva <aoliva@redhat.com>
9361 * calls.c (emit_library_call_value_1): Add USEs and CLOBBERs
9362 to function usage for arguments passed by reference. Optimize
9363 callee-copied arguments.
9364 * regmove.c (replace_in_call_usage): New function.
9365 (fixup_match_1): Call it.
9366 * cse.c (cse_insn): Canonicalize registers in function usage.
9367 * reload1.c (replace_pseudos_in_call_usage): New function.
9370 * Makefile.in: Reverted yesterday's wrong patch. Installed the
9373 2001-01-12 Jakub Jelinek <jakub@redhat.com>
9375 * config/alpha/alpha.c (alpha_expand_block_move): GET_MODE of tmp,
9378 2001-01-12 DJ Delorie <dj@redhat.com>
9380 * Makefile.in (bootstrap): rename stages to be mnemonic. Add
9381 restageN, unstageN, bubblestrap, quickstrap, and cleanstrap
9384 2001-01-12 Joseph S. Myers <jsm28@cam.ac.uk>
9386 * cpp.texi, extend.texi, gcc.texi, install.texi, invoke.texi,
9387 tm.texi: Consistently refer to ISO C instead of ANSI C. Refer to
9388 -std options alongside references to -ansi. Update some
9389 documentation for C99.
9390 * cpp.1: Regenerate.
9392 2001-01-12 Andreas Jaeger <aj@suse.de>
9394 * haifa-sched.c (restore_line_notes): Remove argument block B
9396 * sched-ebb.c (schedule_ebb): Change caller.
9397 * sched-rgn.c (schedule_region): Likewise.
9398 * sched-int.h (restore_line_notes): Adjust prototype.
9400 * loop.h: Remove wrong declaration of doloop_condition_get.
9402 2001-01-12 Phil Edwards <pme@sources.redhat.com>
9404 * extend.texi: Move C++-extension-related node from the C section
9405 into the C++ section.
9407 2001-01-12 Joseph S. Myers <jsm28@cam.ac.uk>
9409 * extend.texi: Refer to an array of pointers to functions instead
9410 of one of functions.
9412 Fri Jan 12 12:08:12 MET 2001 Andreas Jaeger <aj@suse.de>
9413 Jan Hubicka <jh@suse.cz>
9415 * combine.c (reversed_comparison): Fix typo in last patch.
9417 (combine_reversed_comparison_code): Make static to follow
9418 prototype declaration.
9420 2001-01-12 Phil Edwards <pme@sources.redhat.com>
9422 * install.texi: Remove misplaced duplicate entry.
9424 2001-01-11 Ulrich Drepper <drepper@redhat.com>
9426 * config/float-i386.h: Define FLT_EVAL_METHOD and DECIMAL_DIG for C99.
9428 Thu Jan 11 17:06:30 EST 2001 John Wehle (john@feith.com)
9430 * final.c: (leaf_function_p): Fix typo.
9432 2001-01-11 Zack Weinberg <zack@wolery.stanford.edu>
9434 * aclocal.m4 (AC_FUNC_MMAP_ANYWHERE): Completely rewritten.
9435 Now defines HAVE_MMAP_DEV_ZERO and/or HAVE_MMAP_ANON depending
9437 (AC_FUNC_MMAP_FILE): Don't AC_REQUIRE AC_FUNC_MMAP_ANYWHERE.
9438 * configure.in: Set GGC to ggc-page if any of mmap_dev_zero,
9439 mmap_anon, and valloc is available.
9440 * ggc-page.c: Restructure ifdef logic to match new autoconf
9441 spec. Don't throw away the test page in init_ggc.
9443 * configure, config.in: Regenerate.
9445 2001-01-12 Michael Hayes <mhayes@redhat.com>
9447 * loop.h (total_biv_increment): Constify iv_class pointer.
9448 (struct induction): Replace `mem_mode' with `mem' rtx.
9449 * unroll.c (total_biv_increment): Constify iv_class pointer.
9450 * loop.c (loop_giv_reduce_benefit): Derive mem mode from mem rtx.
9451 (find_mem_givs, combine_givs_p): Likewise.
9452 (debug_ivs, debug_iv_class, loop_ivs_dump, loop_iv_class_dump): New.
9454 2001-01-10 Thomas Pfaff <tpfaff@gmx.net>
9456 * gthr-win32.h (__gthread_objc_thread_get_data): Save and restore Win32
9458 (__gthread_getspecific): Ditto.
9460 Fri Jan 12 00:04:00 MET 2001 Jan Hubicka <jh@suse.cz>
9462 * i386.c (ix86_comparison_operator, fcmov_comparison_operator,
9463 put_condition_code): Convert fp comparison codes to integer
9465 (ix86_expand_fp_compare): Postnote the fp comparison code converison
9468 * i386.c (unsigned_comparison, no_comparison_operator): Kill.
9469 * i386-protos.h (no_comparison_operator): Kill.
9471 * i386.c (ix86_expand_fp_compare): Fix ordered/unordered confussion.
9473 * combine.c (REVERSIBLE_CC_MODE): Remove.
9474 (reversible_comparison_p): Remove.
9475 (combine_reversed_comparison_code): New.
9476 (reversed_comparison): New.
9477 (combine_simplify_rtx): Use
9478 combine_reversed_comparison_code/reversed_comparison instead
9479 of reversible_comparison_p.
9480 (simplify_if_then_else): Likewise.
9481 (simplify_set): Likewise.
9482 (simplify_logical): Likewise.
9483 (if_then_else_cond): Likewise.
9484 (known_cond): Likewise.
9485 (simplify_comparison): Likewise.
9487 2001-01-11 Alan Lehotsky <lehotsky@tiac.net>
9489 * builtins.c (std_expand_builtin_va_start): Handle varargs when
9490 sizeof (int) is larger than sizeof(__word__).
9492 2001-01-11 Neil Booth <neil@daikokuya.demon.co.uk>
9494 * cppinit.c (do_includes): Fix typo.
9496 2001-01-11 Stephane Carrez <Stephane.Carrez@worldnet.fr>
9498 * config/m68hc11/m68hc11.md (cmphi_1): Make sure reloading
9499 in S_REGS does not occur because not all sources are possible
9500 when a S_REGS is a destination (sometimes needs a clobber).
9501 (movqi_const0, zero_extendhisi2, zero_extendqisi2): Likewise.
9502 (zero_extendhidi2, extendqisi2, extendqihi2, extendhisi2): Likewise.
9503 (anddi3, iordi3, xordi3, negqi2, one_cmplhi2, one_cmplqi2: Likewise.
9504 (ashldi3_const32, ashldi3_const1, ashlsi3_const16): Likewise.
9505 (ashlsi3_const1, ashlhi3_2, ashlqi3_const1, ashrhi3): Likewise.
9506 (ashrqi3_const1, lshrdi3_const32, lshrdi3_const63): Likewise.
9507 (lshrdi_const1, lshrsi3_const16): Likewise.
9508 (*addhi3, lshrsi3_const1, lshrqi3_const1): Likewise.
9509 (*movhi_68hc12, *movqi_68hc12): Likewise.
9510 (movstrictqi): Make sure reloading in D_REGS as a destination
9513 2001-01-11 Neil Booth <neil@daikokuya.demon.co.uk>
9515 * cppspec.c (DEFAULT_WORD_SWITCH_TAKES_ARG): Add -MQ.
9517 2001-01-11 Neil Booth <neil@daikokuya.demon.co.uk>
9519 * cppinit.c (cpp_start_read): If -fpreprocessed, ignore
9520 -D, -U and -A, and don't initialize the builtins.
9521 (do_includes): Error if -include or -imacros with -fpreprocessed.
9522 * cppmain.c (cb_define, cb_undef): Unconditionally process
9524 * tradcpp.c (main): Fix typo.
9526 2000-01-11 Mark Elbrecht <snowball3@bigfoot.com>
9528 * cppfiles.c (cpp_included, find_include_file, _cpp_execute_include)
9529 (read_name_map): Use IS_ABSOLUTE_PATH.
9530 * tradcpp.c (get_filename): Likewise.
9532 2001-01-11 Stephane Carrez <Stephane.Carrez@worldnet.fr>
9534 * config/m68hc11/m68hc11.md (*adcq, *subcq): Fix operand numbers.
9535 (*ashlsi3_const16_zexthi, *ashlsi3_const1): Likewise.
9536 (*lshrsi3_const, *lshrsi3_const1, *lshrsi3_const16): Likewise.
9537 (*ashrsi3, *ashrsi3_const, *ashlsi3, *ashlsi3_const): Likewise.
9538 (*ashlsi3_const1, *lshrsi3, *ashlsi3_const16): Likewise.
9539 (cmphi_z_used): Don't use '@' for the output.
9540 (tstqi_z_used): Likewise.
9541 (cmpqi_z_used): Likewise.
9542 (one_cmplsi2): Likewise.
9544 2001-01-11 Alexandre Oliva <aoliva@redhat.com>
9546 * config/sh/sh.c (barrier_align): Recognize branch around far
9547 branch and redundant insn.
9549 2001-01-11 Neil Booth <neil@daikokuya.demon.co.uk>
9551 * invoke.texi: Restore documentation of the drivers' switches -MD
9554 2001-01-11 Alexandre Oliva <aoliva@redhat.com>
9556 * config/sh/sh.h (LABEL_ALIGN): Use UNSPECV_ALIGN instead of 1.
9558 * Makefile.in (check-gcc//%, check-g++//%, check-g77//%,
9559 check-objc//%): Support parallel testing of multilibs.
9560 (TESTSUITEDIR): Set to testsuite by default, but override for
9562 (check-gcc, check-g++, check-g77, check-objc): Enter
9565 2001-01-11 Bernd Schmidt <bernds@redhat.com>
9567 * alias.c (throughout): Use REGNO, rather than ORIGINAL_REGNO.
9568 * sched-deps.c (deps_may_trap_p): Likewise.
9569 * basic-block.h: Remove a comment.
9570 * flow.c (PROP_POSTRELOAD): Remove.
9571 (update_life_info): Don't add it to prop_flags.
9572 (mark_set_1): Lose the code that was enabled by it.
9574 2001-01-11 Michael Hayes <mhayes@redhat.com>
9576 * flow.c (flow_call_edges_add): New.
9577 * basic_block.h (flow_call_edges_add): New.
9579 2001-01-11 J"orn Rennecke <amylaar@redhat.com>
9581 * reload1.c (move2add_note_store): Update reg_set_luid even if
9582 base reg remains the same.
9584 2001-01-10 Nick Clifton <nickc@redhat.com>
9586 * config/d30v/d30v.c (d30v_init_machine_status): Initialise
9587 machine_function structure to zero.
9588 Add prototypes for machine_status functions.
9590 2001-01-10 Mark Mitchell <mark@codesourcery.com>
9592 * c-common.h (CTI_VOID_LIST): Remove.
9593 (void_list_node): Likewise.
9594 * tree.h (TI_VOID_LIST_NODE): New enumeral.
9595 (void_list_node): New macro.
9596 * config/arm/arm.c (arm_init_builtins): Use void_list_node.
9597 * config/i386/i386.c (ix86_init_builtins): Likewise.
9598 * config/ia64a/ia64.c (ia64_init_builtins): Likewise.
9600 2001-01-10 Neil Booth <neil@daikokuya.demon.co.uk>
9602 * Makefile.in (tradcpp0): Depend on mkdeps.h. Link mkdeps.o
9603 * cppinit.c (cpp_start_read): Update comment, remove unneeded
9605 * tradcpp.c: Include mkdeps.h.
9606 (deps, print_deps_phony_targets, deps_append, output_deps,
9607 init_dependency_output, output_deps): New.
9608 (deps_buffer, deps_allocated_size, deps_size, deps_column,
9609 deps_output): Delete.
9610 (print_deps_missing_files): Rename deps_missing_files.
9611 (inhibit_output): Make global.
9612 (main): Delete inhibit_output, deps_stream, deps_target.
9613 Use mkdeps functionality in the same way as cpplib. Remove
9614 -g3 handling. Handle -MF, -MP, -MQ, -MT. Update handling of
9615 -M and -MM. Remove old handling of deps via deps_out, and
9616 old reading of environment variables.
9617 (get_filename): Update to use deps_add_dep.
9619 2001-01-10 Mark Mitchell <mark@codesourcery.com>
9621 * output.h (make_function_rtl): Remove prototype.
9622 (make_decl_rtl): Likewise.
9623 * varasm.c (make_function_rtl): Remove.
9624 (make_decl_rtl): Determine top-levelness from DECL_CONTEXT, rather
9625 than from a third parameter.
9626 * tree.h (make_decl_rtl): Remove last parameter.
9627 * c-decl.c (builtin_function): Remove last argument in call to
9628 make_decl_rtl; use make_function_rtl instead of make_decl_rtl.
9629 (start_function): Likewise.
9630 * except.c (call_get_eh_context): Likewise.
9631 * expr.c (emit_block_move): Likewise.
9632 (clear_storage): Likewise.
9633 * profile.c (output_func_start_profiler): Likewise.
9634 * toplev.c (rest_of_decl_compilation): Likewise.
9635 * objc/objc-act.c (create_builtin_decl): Likewise.
9636 (synth_module_prologue): Likewise.
9637 (generate_static_reference): Likewise.
9638 (build_selector_reference_decl): Likewise.
9639 (build_class_reference_decl): Likewise.
9640 (build_objc_string_decl): Likewise.
9641 (build_protocol_reference): Likewise.
9643 2001-01-10 Richard Henderson <rth@redhat.com>
9645 * hwint.h: Revert yesterday's change.
9647 2001-01-10 Nick Clifton <nickc@redhat.com>
9649 * function.h (save_machine_status): Delete.
9650 (restore_machine_status): Delete.
9651 Amend comment describing {init|mark|free}_machine_status.
9653 * function.c (save_machine_status): Delete.
9654 (restore_machine_status): Delete.
9655 Amend comment describing {init|mark|free}_machine_status.
9656 (push_function_context_to): Remove invocation of
9657 save_machine_status.
9658 (pop_function_context_from): Remove invocation of
9659 restore_machine_status.
9661 * emit-rtl.c (init_emit_once): Amend comment describing
9662 {init|mark|free}_machine_status.
9664 * tm.texi (Per-Function Data): New node. Describe the
9665 INIT_EXPANDERS macro and the {init|mark|free}_machine_status
9668 2001-01-10 Neil Booth <neil@daikokuya.demon.co.uk>
9670 * cppinit.c (OPT_g): Remove.
9671 (cpp_handle_option): Update for removed -g3.
9672 (print_help): Update.
9673 * cpplib.h (struct cpp_options): Remove debug_output.
9674 * cppmain.c (setup_callbacks, cb_define): Update.
9675 * gcc.c (cpp_options): Translate -g3 to -dD.
9677 2001-01-10 Aldy Hernandez <aldyh@redhat.com>
9679 * config/i960/i960.md: Change modifier to + on the zero_extract
9680 pattern after the (rotate -2 reg) canonicalization pattern.
9682 2001-01-10 Richard Henderson <rth@redhat.com>
9684 * config/alpha/alpha.c (alpha_free_machine_status): New.
9685 (override_options): Install it.
9686 (alpha_mark_machine_status): Verify machine non-null.
9687 * config/i386/i386.c (ix86_free_machine_status): New.
9688 (override_options): Install it.
9689 (ix86_init_machine_status): Use xcalloc.
9690 (ix86_mark_machine_status): Verify machine non-null.
9691 * config/ia64/ia64.c (ia64_free_machine_status): New.
9692 (ia64_override_options): Install it.
9693 (ia64_mark_machine_status): Verify machine non-null.
9695 Wed Jan 10 11:34:39 2001 Jeffrey A Law (law@cygnus.com)
9697 * function.c (instantiate_virtual_regs): Instantiate virtual
9698 registers found in CALL_INSN_FUNCTION_USAGE.
9700 2001-01-10 Joseph S. Myers <jsm28@cam.ac.uk>
9702 * i386.h (CPP_CPU_SPEC): Allow for -std=c* and -std=i* as
9703 equivalent to -ansi in disabling -Di386.
9705 Wed Jan 10 16:38:31 MET 2001 Jan Hubicka <jh@suse.cz>
9707 * i386.c (ix86_fp_compare_code_to_integer, ix86_fp_comparison_codes):
9709 (ix86_expand_fp_compare): Make trivial use of new infrastructure.
9711 2001-01-10 Richard Earnshaw <rearnsha@arm.com>
9713 * arm.c (arm_init_builtins): Temporarily disable xscale builtins.
9715 2001-01-10 Joseph S. Myers <jsm28@cam.ac.uk>
9717 * invoke.texi: Document that -fcond-mismatch isn't supported for
9720 2001-01-10 Joseph S. Myers <jsm28@cam.ac.uk>
9722 * gcc.texi: Define macro gcctabopt.
9723 * invoke.texi: Add manpage sections BUGS and AUTHOR. Use
9724 @command, @env and @option in some places where appropriate. Use
9725 @gcctabopt where appropriate. Put URLs and email addresses inside
9728 2001-01-10 Nathan Sidwell <nathan@codesourcery.com>
9730 * gcc.c (cpp_options): Set MD file name from output
9731 filename, if specified.
9732 (suffix_subst): New static variable.
9733 (do_spec): Clear it.
9734 (do_spec_1, case '.'): Handle new `%.suffix' spec.
9736 (give_switch): Handle suffix_subst.
9738 2001-01-10 Phil Edwards <pme@sources.redhat.com>
9740 * invoke.texi: Fix another typo.
9742 2001-01-10 Phil Edwards <pme@sources.redhat.com>
9744 * invoke.texi: Fix typo.
9746 2001-01-10 Neil Booth <neil@daikokuya.demon.co.uk>
9748 * c-lang.c (lang_hooks): Update.
9749 (lang_decode_option): Remove.
9750 (lang_init_options): Rename c_init_options.
9751 * toplev.c (main): Use lang_hooks for lang_init_options
9752 and lang_decode_option.
9753 * toplev.h (lang_hooks): Add 2 new hooks.
9754 * tree.h: Remove lang_init_options and lang_decode_option.
9755 * cp/cp-tree.h (lang_decode_option): Rename cxx_decode_option.
9756 * cp/decl2.c: Similarly.
9757 * cp/lex.c (lang_init_options): Rename cxx_init_options.
9758 (lang_hooks): Update.
9759 * f/com.c (f_init, f_finish): Rename ffe_init, ffe_finish
9761 (lang_init_options): Rename ffe_init_options.
9762 (lang_hooks): Update.
9763 (lang_decode_option): Remove.
9764 * java/lang.c (lang_init_options): Rename java_init_options.
9765 (lang_decode_option): Rename java_decode_option.
9766 (lang_hooks): Update.
9767 * objc/objc-act.c (lang_init_options): Rename objc_init_options.
9768 (lang_decode_option): Rename objc_decode_option.
9769 (lang_hooks): Update.
9771 2001-01-09 Nick Clifton <nickc@redhat.com>
9773 * config/d30v/d30v.c (d30v_eh_epilogue_sp_ofs): Delete.
9774 (d30v_return_addr_rtx): Delete.
9775 (d30v_expand_epilogue): Use eh_epilogue_sp_ofs field in the
9776 cfun->machine structure.
9777 (struct machine_function): Move to d30v.h
9778 (d30v_save_machine_status): Delete.
9779 (d30v_restore_machine_status): Delete.
9780 (d30v_init_machine_status): New Function.
9781 (d30v_mark_machine_status): New Function.
9782 (d30v_free_machine_status): New Function.
9783 (d30v_init_expanders): Use new functions.
9784 (d30v_return_addr): Use ra_rtx field in cfun->machine.
9785 (d30v_add_gc_roots): Remove d30v_eh_epilogue_sp_ofs and
9786 d30v_return_addr_rtx.
9788 * config/d30v/d30v.h (struct_machine): Move here.
9789 Add eh_epilogue_sp_ofs field.
9791 *config/d30v/d30v.md (epilogue): Initialise eh_epilogue_sp_ofs
9792 field in cfun->machine structure.
9794 Tue Jan 9 21:34:57 2001 John David Anglin <dave@hiauly1.hia.nrc.ca>
9796 * pa32-regs.h (CONDITIONAL_REGISTER_USAGE): When generating pic code,
9797 PIC_OFFSET_TABLE_REGNUM_SAVED is a call_used register.
9798 * pa64-regs.h (CONDITIONAL_REGISTER_USAGE): Likewise.
9800 Tue Jan 9 21:25:19 2001 Jeffrey A Law (law@cygnus.com)
9802 * objc/lang-options.h: Remove bogus reference to
9805 2001-01-09 Kazu Hirata <kazu@hxi.com>
9807 * config/h8300/h8300.c (get_shift_alg): Use a struct shift_info to
9810 2001-01-09 Alan Lehotsky <lehotsky@tiac.net>
9812 * reload.c (find_reloads_address): Check for eliminable registers
9813 when substituting a constant expression for a pseudo.
9815 2001-01-09 Joseph S. Myers <jsm28@cam.ac.uk>
9817 * c-common.c (enum format_type): Add format_type_error.
9818 (decode_format_type): New function.
9819 (decl_attributes): Use it.
9820 (format_kind_info): Adjust comment.
9822 2001-01-09 David O'Brien <obrien@BSDi.com>
9824 * config.gcc (*-*-gnu*, i[34567]86-*-elf*, i[34567]86-*-linux*libc1,
9825 i[34567]86-*-linux*, i[34567]86-*-moss*): Specify needed platform specific
9827 * config/i386/gnu.h: Don't include required platform specific .h files,
9828 tm.h will do it instead.
9829 * config/i386/i386elf.h: Likewise.
9830 * config/i386/linux.h: Likewise.
9831 * config/i386/moss.h: Likewise.
9832 * config/mips/gnu.h: Likewise.
9834 2001-01-09 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
9836 * config.gcc (powerpc-*-beos*): Include ${tm_file} and rs6000/aix.h.
9837 (rs6000-ibm-aix3.[01]*): Likewise.
9838 (rs6000-ibm-aix3.2.[456789]*, powerpc-ibm-aix3.2.[456789]*): Likewise.
9839 (rs6000-ibm-aix4.[12]*, powerpc-ibm-aix4.[12]*): Likewise.
9840 (rs6000-ibm-aix4.[3456789]*, powerpc-ibm-aix4.[3456789]*): Likewise.
9841 (rs6000-ibm-aix[56789].*, powerpc-ibm-aix[56789].*): Likewise.
9842 (powerpc-*-sysv*): Include {tm_file}. svr4.h and rs6000/sysv4.h.
9843 (powerpc-*-eabiaix*): Likewise.
9844 (powerpc-*-eabisim*): Likewise.
9845 (powerpc-*-elf*): Likewise.
9846 (powerpc-*-eabi*): Likewise.
9847 (powerpc-*-rtems*): Likewise.
9848 (powerpc-*-linux*libc1): Likewise.
9849 (powerpc-*-linux*): Likewise.
9850 (powerpc-wrs-vxworks*): Likewise.
9851 (powerpcle-wrs-vxworks*): Likewise.
9852 (powerpcle-*-sysv*): Likewise.
9853 (powerpcle-*-elf*): Likewise.
9854 (powerpcle-*-eabisim*): Likewise.
9855 (powerpcle-*-eabi*): Likewise.
9856 (powerpcle-*-solaris2*): Likewise.
9857 * config/rs6000/aix31.h: Delete includes.
9858 * config/rs6000/aix3newas.h: Likewise.
9859 * config/rs6000/aix41.h: Likewise.
9860 * config/rs6000/aix43.h: Likewise.
9861 * config/rs6000/beos.h: Likewise.
9862 * config/rs6000/rtems.h: Likewise.
9863 * config/rs6000/sysv4.h: Likewise.
9865 2001-01-09 Kazu Hirata <kazu@hxi.com>
9867 * config/h8300/h8300.c (get_shift_alg): Remove an argument cpu.
9868 Change an argument mode of machine_mode to shift_mode of
9869 shift_mode. Remove an extra error check.
9870 (emit_a_shift): Adopt to the new calling prototype of
9872 (function_prologue): Fix code for a monitor
9873 function. Support H8/S.
9874 (function_epilogue): Do not output pop for a monitor function.
9876 2001-01-09 Nick Clifton <nickc@redhat.com>
9878 * config/rs6000/rs6000.c (rs6000_sysv_varargs_p): Delete.
9879 (setup_incoming_varargs): Use sysv_varargs_p field of the
9880 cfun->machine structure.
9881 (struct machine_function): Move to rs6000.h
9882 (rs6000_save_machine_status): Delete.
9883 (rs6000_restore_machine_status): Delete.
9884 (rs6000_init_machine_status): New Function.
9885 (rs6000_free_machine_status): New Function.
9886 (rs6000_init_expanders): Use new functions.
9888 * config/rs6000/rs6000.h (rs6000_sysv_varargs_p): Delete
9890 (struct machine_function): Move here.
9892 * config/rs6000/sysv4.h (RS6000_VARARGS_AREA): Use
9893 sysv_varargs_p field of the cfun->machine structure.
9895 * config/rs6000/rs6000-protos.h (rs6000_save_machine_status):
9897 (rs6000_restore_machine_status): Remove prototype.
9899 2001-01-09 Richard Henderson <rth@redhat.com>
9901 * sched-int.h (struct deps): Add max_reg, reg_last_in_use; merge
9902 reg_last_uses, reg_last_sets, reg_last_clobbers into struct deps_reg.
9903 * sched-deps.c (sched_analyze_1): Update uses of struct deps.
9904 (sched_analyze_2, sched_analyze_insn): Likewise.
9905 (sched_analyze, init_deps): Likewise.
9906 (free_deps): Likewise. Iterate with EXECUTE_IF_SET_IN_REG_SET.
9907 * sched-rgn.c (propagate_deps): Likewise. Remove max_reg argument.
9908 (compute_block_backward_dependences): Update propagate_deps call.
9910 2001-01-09 Mark Elbrecht <snowball3@bigfoot.com>
9912 * gcc.c (process_command): Set switches[n_switches].ordering to 0.
9914 2001-01-09 Neil Booth <neil@daikokuya.demon.co.uk>
9916 * cppinit.c (OPT_MD, OPT_MMD): Restore.
9917 (cpp_handle_option): Handle them.
9918 (cpp_post_options): Ensure one of -M or -MM is specified with
9919 any other -M? option.
9920 (init_dependency_output): Suppress output with -MG.
9922 2001-01-09 Neil Booth <neil@daikokuya.demon.co.uk>
9925 * invoke.texi: Update.
9927 2001-01-09 Bernd Schmidt <bernds@redhat.com>
9929 * sh.md (reload_outsf): Generate recognizable patterns for
9932 2001-01-09 Neil Booth <neil@daikokuya.demon.co.uk>
9934 * c-lang.c (lang_hooks): Update.
9935 (lang_init): Rename c_init.
9936 (lang_finish): Remove.
9937 * toplev.c (compile_file): Use lang_hooks for lang_init ()
9939 * toplev.h (lang_hooks): Add init () and finish ().
9940 * tree.h (lang_init, lang_finish): Remove.
9941 * cp/tree.h (lang_init, lang_finish): Remove.
9942 * cp/decl2.c (cxx_post_options, lang_hooks): Move to cp/lex.c.
9943 * cp/lex.c (cxx_init, cxx_finish, cxx_post_options,
9945 (lang_init, lang_finish): Remove.
9946 * f/com.c (lang_init, lang_finish): Rename f_init, f_finish.
9947 (lang_hooks): Update.
9948 * java/lang.c (lang_init): Rename java_init.
9949 (lang_finish): Remove.
9950 (lang_hooks): Update.
9951 * objc/objc-act.c (lang_init): Rename objc_init.
9952 (lang_finish): Remove.
9953 (lang_hoooks): Update.
9955 20001-01-09 Graham Stott <grahams@redhat.com>
9957 * cppfiles.c (_cpp_execute_include): Move `len` initialisation
9958 after `ptr` is initialised.
9960 2001-01-09 Alexandre Oliva <aoliva@redhat.com>
9962 * config/sh/sh.h (STATIC_CHAIN_REGNUM): Change from r13 to r3.
9963 (INITIALIZE_TRAMPOLINE): Adjust accordingly.
9964 * config/sh/sh.c (sh_expand_prologue): Use r1 as temporary for
9965 stack adjusts, instead of r3.
9967 2001-01-09 Michael Hayes <mhayes@redhat.com>
9969 * flow.c (flow_loop_scan): Break out of ...
9970 (flow_loops_find) ... here.
9971 * basic-block.h (flow_loop_scan): New.
9972 (LOOP_ENTRY_EDGES, LOOP_EXIT_EDGES): Add.
9973 (LOOP_EDGES, LOOP_EXITS_DOMS, LOOP_ALL): Redefine.
9975 2001-01-09 Alexandre Oliva <aoliva@redhat.com>
9977 * cppinit.c (cpp_cleanup): NULLify macro_buffer and zero
9979 * cppmacro.c (cpp_macro_definition): Reset macro_buffer_len when
9980 realloc()ing macro_buffer.
9982 * hwint.h (HOST_BITS_PER_WIDE_INT, HOST_WIDE_INT): Use long long
9983 if it's wider than long and the target's long is wider than the
9986 2001-01-09 Mark Mitchell <mark@codesourcery.com>
9988 Remove support for using UWIN as a host machine.
9989 * configure.in: Issue an error message.
9990 * configure: Regenerated.
9991 * config.gcc: Remove xm_* UWIN configury.
9992 * config/i386/xm-uwin.h: Remove.
9994 2001-01-08 Nick Clifton <nickc@redhat.com>
9996 * config/v850/v850.c (ra_rtx): Delete.
9997 (v850_save_machine_status): Delete.
9998 (v850_restore_machine_status): Delete.
9999 (v850_init_machine_status): New function.
10000 (v850_mark_machine_status): New function.
10001 (v850_free_machine_status): New function.
10002 (v850_return_addr): Use ra_rtx field in machine structure.
10003 (v850_init_expanders): Use new functions.
10005 * config/v850/v850-protos.h: Fix prototypes for v850_output_*
10006 * config/v850/v850.c: Change arguments to v850_output+* functions
10007 to take a const char *, to avoid compile time warning.
10008 * config/v850/v850.h (ASM_OUTPUT_LABELREF): Undefine, not needed.
10009 (USER_LABEL_PREFIX): Redefine.
10011 2000-01-08 Jim Wilson <wilson@redhat.com>
10013 * sched-rgn.c (BITSET_ADD, BITSET_REMOVE, bitset_member): Cast
10014 1 to unsigned HOST_WIDE_INT before left shift.
10016 2001-01-08 Nick Clifton <nickc@redhat.com>
10018 * config/arm/arm.c (arm_mark_machine_status): Check to see if
10019 the machine structure has been allocated.
10020 (arm_free_machine_status): New function: Free the machine
10021 specific function structure.
10023 2001-01-08 Richard Henderson <rth@redhat.com>
10025 * jump.c (simplejump_p): Revert last change.
10027 2001-01-08 Neil Booth <neil@daikokuya.demon.co.uk>
10029 * cppinit.c (init): Rename init_library.
10030 (cpp_create_reader): Update.
10031 * gcc.c (cpp_options): If -o given, use it as the target of
10034 2001-01-08 Richard Earnshaw <rearnsha@arm.com>
10036 * arm.c (arm_arch5e): New variable.
10037 (all_cores): XScale is a 5TE device.
10038 (arm_override_options): Set arm_arch5e.
10039 (arm_init_builtins): __builtin_prefetch is in arch5e.
10040 * arm.h (arm_arch5e): Declare it.
10042 * arm.h (PREDICATE_CODES): Add arm_hard_register_operand.
10044 * arm.md (define_constants): Add defines for UNSPEC and
10045 UNSPEC_VOLATILE insns. Update all users.
10046 (define_constants): Add constants for IP_REGNUM, SP_REGNUM, PC_REGNUM.
10047 * arm.c (multi_register_push, note_invalid_constants)
10048 (emit_multi_reg_push, emit_sfm, expand_prologue): Use constants.
10049 * arm.h (SP_REGNUM, IP_REGNUM, PC_REGNUM): Delete defines.
10050 (STACK_POINTER_REGNUM): Define in terms of SP_REGNUM.
10052 Mon Jan 8 16:14:56 MET 2001 Jan Hubicka <jh@suse.cz>
10054 * jump.c (jump_optimize_1): Use reversed_comparison_code
10055 instead of can_reverse_comparison_p.
10056 (jump_back_p): Likewise.
10057 (invert_exp_1): Likewise.
10058 (thread_jumps): Likewise.
10059 * simplify-rtx.c (simplify_unary_operation): Likewise.
10060 (simplify_ternary_operation): Likewise.
10061 * cse.c (find_comparison_args): Convert to use
10062 can_reverse_comparison_p.
10063 (record_jump_equiv): Likewise.
10065 2001-01-08 Richard Earnshaw <rearnsha@arm.com>
10067 * arm.h (HARD_REGNO_RENAME_OK): Delete.
10068 (EPILOGUE_USES): Define.
10069 (INITIAL_ELIMINATION_OFFSET): Current prologue code does not
10070 automatically stack the LR if it isn't live.
10072 Mon Jan 8 13:46:02 MET 2001 Jan Hubicka <jh@suse.cz>
10074 * i386.c (ix86_expand_int_movcc): Take care to reverse fp conditions
10077 Sun Jan 7 18:37:43 2001 Mark P Mitchell <mark@codesourcery.com>
10079 * ggc-page.c (max_alignment): New structure.
10080 (MAX_ALIGNMENT): New macro.
10081 (init_ggc): Use it to round up the sizes in the
10082 extra_order_size_table.
10084 2001-01-07 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
10086 * config/rs6000/rs6000.h (EPILOGUE_USES): New, mark link register
10089 2001-01-07 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10091 * builtins.def (BUILT_IN_FPRINTF): New entry.
10093 * c-common.c (c_expand_builtin_fprintf): New function.
10094 (init_function_format_info): Handle __builtin_fprintf.
10095 (c_common_nodes_and_builtins): Declare fprintf/__builtin_fprintf.
10096 (c_expand_builtin): Handle BUILT_IN_FPRINTF.
10098 * c-decl.c (duplicate_decls): Adjust comment.
10100 * extend.texi (fprintf): Document new builtin.
10102 2001-01-07 Richard Henderson <rth@redhat.com>
10104 * jump.c (simplejump_p): Recognize any single_set jump
10105 of the proper form.
10107 2001-01-07 Richard Henderson <rth@redhat.com>
10109 * configure.in (slibdir): Accept an --with-slibdir option.
10110 Use "test" not "[" in configure. Default to $(libdir).
10112 * config/t-linux (SHLIB_INSTALL): Double quote slibdir;
10114 * config/t-aix43 (SHLIB_INSTALL): Likewise.
10115 * config/alpha/t-osf4 (SHLIB_INSTALL): Likewise.
10116 (SHLIB_LINK): Create links for the soname.
10117 * config/mips/t-iris6: Likewise.
10118 * config/sparc/t-slibgcc: Likewise.
10119 * config/sparc/t-slibgcc-sld: Likewise.
10121 2001-01-07 Jakub Jelinek <jakub@redhat.com>
10123 * config/i386/i386.c (constant_call_address_operand): Accept
10124 (const (plus (symbol_ref) (const_int))).
10125 * config/i386/i386.h (PREDICATE_CODES): Add CONST for
10126 constant_call_address_operand.
10128 2001-01-08 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
10130 * libgcc2.h (W_TYPE_SIZE): Fix case where MIN_UNITS_PER_WORD == 1
10131 and LONG_LONG_TYPE_SIZE > 32.
10133 2001-01-07 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
10135 * jump.c (reversed_comparison_code_parts): Fix typo introduced by
10136 the previous change.
10138 Sun Jan 7 19:37:48 MET 2001 Jan Hubicka <jh@suse.cz>
10140 * jump.c (reversed_comparison_code_parts, reversed_comparison_code):
10142 (can_reverse_comparison_p): Rewrite to use reversed_comparison_code.
10143 (reverse_condition_maybe_unordered): Abort on unsigned comparisons.
10144 * rtl.h (reversed_comparison_code_parts, reversed_comparison_code):
10147 2001-01-07 Neil Booth <neil@daikokuya.demon.co.uk>
10149 * fix-header.c (read_scan_file): s/pfile/scan_in/.
10151 2001-01-07 Neil Booth <neil@daikokuya.demon.co.uk>
10153 * c-lang.c (c_post_options): Call cpp_post_options.
10154 * objc/objc-act.c (objc_post_options): Similarly.
10155 * cppmain.c (main): Similarly.
10156 * fix-header.c (read_scan_file): Similarly.
10157 * cppinit.c (cpp_start_read): Move option consistency checks
10158 to cpp_post_options. Don't call init_dependency_output.
10159 If needed, add default target and main file dependency.
10160 (OPT_MD, OPT_MMD): Remove.
10162 (cpp_handle_option): Update for OPT_* changes.
10163 (cpp_post_options): New.
10164 (init_dependency_output): Command line -MF overrides environment
10165 variables. Don't set default target etc. Suppress output
10166 if dependencies are going to stdout.
10167 (print_help): Update.
10168 * cpplib.h (cpp_post_options): New.
10169 * gcc.c (cpp_options): Update for -MD, -MMD, -MF.
10171 Sun Jan 7 14:44:19 MET 2001 Jan Hubicka <jh@suse.cz>
10173 * jump.c (comparison_dominates_p): Support unordered compares.
10175 Sun Jan 7 14:39:07 MET 2001 Jan Hubicka <jh@suse.cz>
10177 * simplify-rtx.c (simplify_relational_operation): Always simplify
10178 ORDERED and UNORDERED when FLAG_FAST_MATH. Handle properly UNLE
10181 Sun Jan 7 14:35:13 MET 2001 Jan Hubicka <jh@suse.cz>
10183 * combine.c (combine_simplify_rtx): Recognize the unordered compares.
10184 (nonzero_bits): Likewise.
10185 (simplify_comparison): Likewise.
10186 (num_sign_bit_copies): Likewise; return more sane value depending
10187 on STORE_FLAG_VALUE.
10188 (known_cond): Do not assume EQ to be always true for equivalent
10191 Sun Jan 7 14:31:57 MET 2001 Jan Hubicka <jh@suse.cz>
10193 * cse.c (fold_rtx): Handle unordered comparisons.
10195 Sun Jan 7 13:49:19 MET 2001 Jan Hubicka <jh@suse.cz>
10197 * rtlanal.c (set_of_1): New static function.
10198 (reg_set_last_1, reg_set_p_1, reg_set_reg, reg_set_flag,
10199 reg_set_last_unknown, reg_set_last_value, reg_set_last_first_regno,
10200 reg_set_last_last_regno): Remove.
10201 (set_of): New global function.
10202 (set_of_data): New structure.
10203 (reg_set_p, reg_set_last): Revamp for set_of.
10204 * rtl.h (set_of): New.
10206 2001-01-07 Joseph S. Myers <jsm28@cam.ac.uk>
10208 * c-common.c (c_common_nodes_and_builtins): Add _Exit builtin.
10209 * extend.texi: Document _Exit builtin.
10211 2001-01-07 Neil Booth <neil@daikokuya.demon.co.uk>
10213 * (initialize, initialize_builtins,
10214 initialize_dependency_output, initialize_standard_includes):
10215 Rename s/initialize/init. Update.
10216 (init_dependency_output): Move to after
10217 cpp_handle_options, the correct location temporally at least.
10218 (opt_comp): Move next to init (), its caller. Fix prototype.
10219 (init): Make "initialized" local scope.
10220 (cpp_create_reader): Always call init ().
10221 (cpp_start_read): Update.
10222 (output_deps): New function, broken out of cpp_finish.
10223 (cpp_finish): Break out output_deps.
10225 2001-01-07 Richard Henderson <rth@redhat.com>
10227 * collect2.c (COFF specific stuff): Revert 12-06 patch
10228 to prototype system functions.
10230 2001-01-07 Michael Hayes <mhayes@redhat.com>
10232 * hard-reg-set.h: Add multiple include guard.
10233 * basic-block.h (struct loop): Add `sink' field.
10234 * loop.h: Include sbitmap.h, hard-reg-set.h, and basic-block.h.
10235 (emit_iv_add_mult): Delete.
10236 (loop_iv_add_mult_hoist, loop_iv_add_mult_sink): Define.
10237 (loop_iv_add_mult_emit_before, loop_insn_sink): Define.
10238 (unroll_loop): Remove end_insert_before argument.
10239 * loop.c (loop_givs_rescan): Remove end_insert_before argument.
10240 (maybe_eliminate_biv_1): Likewise.
10241 (emit_iv_add_mult): Delete.
10242 (gen_add_mult, loop_regs_update): New.
10243 (loop_insn_emit_after, loop_insn_emit_before): New.
10244 (loop_insn_sink, loop_insn_sink_or_swim): New.
10245 (emit_iv_add_mult): Delete.
10246 (scan_loop): Set loop->sink.
10247 (loop_givs_reduce): Use loop_insn_sink and its ilk.
10248 (loop_givs_rescan, strength_reduce, check_dbra_loop): Likewise.
10249 (maybe_eliminate_biv_1): Likewise.
10250 (maybe_eliminate_biv_1): Add basic block argument.
10251 * unroll.c (unroll_loop): Remove end_insert_before argument.
10252 (find_splittable_regs): Likewise.
10253 (find_splittable_regs): Use loop_insn_sink and its ilk.
10254 (find_splittable_givs, final_biv_value, final_giv_value): Likewise.
10256 2001-01-07 Michael Hayes <mhayes@redhat.com>
10258 * loop.h (loop_insn_hoist): New prototype.
10259 * loop.c (loop_insn_hoist, loop_insn_emit_before): New.
10260 (move_movables, loop_givs_rescan): Use loop_insn_hoist.
10261 (check_dbra_loop, load_mems): Likewise.
10262 * unroll.c (unroll_loop, find_splittable_regs): Likewise.
10263 (find_splittable_givs): Likewise.
10265 2001-01-07 Michael Hayes <mhayes@redhat.com>
10267 * loop.c (emit_iv_add_mult): Use single_set to examine new insn.
10269 2001-01-07 Richard Henderson <rth@redhat.com>
10271 * sched-rgn.c (is_cfg_nonregular): Fix thinko's last change.
10273 2001-01-07 Richard Henderson <rth@redhat.com>
10275 * Makefile.in (DRIVER_DEFINES): Define ENABLE_SHARED_LIBGCC and
10276 NO_SHARED_LIBGCC_MULTILIB as required for the target.
10277 * gcc.c (init_spec): Massage the existing libgcc_spec into a
10278 variant that handles a shared libgcc.
10279 (process_command): Always validate -{static,shared}-libgcc.
10280 (do_spec_1): New 'M' case.
10281 * invoke.text (Link Options): Document -{static,shared}-libgcc.
10283 2001-01-07 Richard Henderson <rth@redhat.com>
10285 * Makefile.in (slibdir): New variable.
10286 (libgcc.mk): Pass SHLIB_INSTALL to mklibgcc.
10287 (installdirs): Create slibdir.
10288 (install-libgcc, install-multilib): Defer to libgcc.mk.
10289 * configure.in (slibdir): Substitute.
10290 * mklibgcc.in (install): New target.
10292 * config/t-linux (SHLIB_LINK): Create links for the soname.
10293 (SHLIB_INSTALL): New.
10294 * config/alpha/t-osf4 (SHLIB_INSTALL): New.
10295 * config/mips/t-iris6 (SHLIB_INSTALL): New.
10296 * config/rs6000/t-aix43 (SHLIB_INSTALL): New.
10297 * config/sparc/t-slibgcc (SHLIB_INSTALL): New.
10298 * config/sparc/t-slibgcc-sld (SHLIB_INSTALL): New.
10300 2001-01-07 Richard Henderson <rth@redhat.com>
10302 * config/rs6000/aix.h (LINK_LIBGCC_SPECIAL_1): New.
10303 * config/rs6000/rs6000.h (LIBGCC_SPEC): Remove.
10304 * config/rs6000/sysv4.h (LIBGCC_SPEC): Remove.
10306 2001-01-07 Michael Hayes <mhayes@redhat.com>
10308 * loop.c (count_loop_regs_set): Delete.
10309 (load_mems_and_recount_loop_regs_set): Delete.
10310 (loop_regs_scan): Merge common code from count_loop_regs_set,
10311 scan_loop, and load_mems_and_recount_loop_regs_set.
10312 (scan_loop): Call load_mems directly and loop_regs_scan
10313 again if new registers created.
10315 2001-01-07 Neil Booth <neil@daikokuya.demon.co.uk>
10317 * toplev.c (main): Call the front-end specific post_options
10318 hook if one is given.
10319 * toplev.h (struct_lang_hooks, lang_hooks): New.
10320 * c-lang.c (c_post_options, lang_hooks): Implement lang_hooks
10321 for the C front end.
10322 * cp/decl2.c (cxx_post_options, lang_hooks): Implement
10323 lang_hooks for the C++ front end.
10324 * objc/objc-act.c (objc_post_options, lang_hooks): Implement
10325 lang_hooks for the ObjC front end.
10326 * f/com.c (lang_hooks): Hooks for the Fortran front end.
10327 * java/lang.c (lang_hooks): Hooks for the Java front end.
10329 2001-01-07 Neil Booth <neil@daikokuya.demon.co.uk>
10331 * c-lex.c (init_c_lex): Request #define / #undef callbacks
10332 for verbose DWARF[2] debugging.
10333 (cb_define, cb_undef): The new callbacks.
10334 * toplev.h (debug_define, debug_undef): Make const correct.
10335 * toplev.c (debug_define, debug_undef): Similarly. Do not
10336 perform the verbosity tests here anymore.
10338 2001-01-07 Alexandre Oliva <aoliva@redhat.com>
10340 * reload.c (subst_reloads): Take INSN argument. When
10341 replacing a LABEL_REF in a JUMP_INSN, add a REG_LABEL note.
10342 * reload.h (subst_reloads): Adjust prototype.
10343 * reload1.c (reload_as_needed): Pass INSN to subst_reloads.
10344 * jump.c (mark_all_labels): Canonicalize any REG_LABEL notes
10345 present in JUMP_INSNs and copy them to JUMP_LABEL.
10346 * flow.c (find_label_refs, find_basic_blocks_1): Skip
10347 JUMP_INSNs and insns with REG_LABELs that are followed by
10348 JUMP_INSNs with the same REG_LABEL.
10349 * sched-rgn.c (is_cfg_nonregular): Likewise.
10350 * rtlanal.c (computed_jump_p): Make it false if a REG_LABEL
10352 * unroll.c (unroll_loop): Look for REG_LABEL notes in
10354 * rtl.texi (REG_LABEL): Document usage in JUMP_INSNs.
10356 2001-01-06 Richard Henderson <rth@redhat.com>
10358 * loop.c (scan_loop): Use xcalloc for the regs array.
10359 (load_mems_and_recount_loop_regs_set): Zero the new memory
10360 received from xrealloc.
10362 2001-01-06 Neil Booth <neil@daikokuya.demon.co.uk>
10364 * mkdeps.c (deps_add_dep): Fix vector re-allocation.
10366 Sat Jan 6 00:09:34 2001 J"orn Rennecke <amylaar@redhat.com>
10368 * integrate.c (copy_rtx_and_substitute): When copying
10369 an ignored return value, strip REG_FUNCTION_VALUE_P.
10371 2001-01-06 Michael Hayes <mhayes@redhat.com>
10373 * loop.c (debug_biv, debug_giv): New.
10374 (loop_biv_dump): Break out from ...
10375 (record_biv): ... here.
10376 (loop_giv_dump): Break out from ...
10377 (record_giv): ... here.
10378 (loop_bivs_check): Use print_simple_rtl.
10379 * unroll.c (loop_iterations): Use print_simple_rtl.
10381 2000-01-05 John David Anglin <dave@hiauly1.hia.nrc.ca>
10383 * pa.md (return, return_internal): Modify patterns to prevent regrename
10384 mucking with the return pointer.
10386 2001-01-05 Richard Henderson <rth@redhat.com>
10388 * dwarf2out.c (mem_loc_descriptor) [case MEM]: Revert 10-31 change.
10390 Fri Jan 5 16:34:18 2001 Nick Clifton <nickc@redhat.com>
10392 * config/v850/lib1funcs.asm: Replace __mulsi3 routine with faster
10393 version supplied by Matteo Frigo.
10395 2001-01-05 Neil Booth <neil@daikokuya.demon.co.uk>
10397 * cpp.texi: Update for -MQ.
10398 * cppinit.c (cpp_create_reader): Always create pfile->deps.
10399 (cpp_cleanup): Always free pfile->deps.
10400 (initialize_dependency_output): Don't create pfile->deps.
10401 (cpp_handle_option): Similarly.
10403 * gcc.c (cpp_options): Handle -MQ.
10404 (DEFAULT_WORD_SWITCH_TAKES_ARG): Add -MQ.
10405 * mkdeps.c (base_name): Remove.
10406 (deps_init): Don't allocate vector space until it's needed.
10407 (deps_free): Only free vectors if allocated.
10408 (deps_add_target, deps_add_dep): Update for initial allocation.
10409 (deps_add_default_target): Don't strip to the base_name.
10411 2001-01-05 DJ Delorie <dj@redhat.com>
10413 * config/v850/v850.h (RETURN_ADDR_RTX): Define.
10414 (INIT_EXPANDERS): Define.
10416 * config/v850/v850.c (struct machine_function): Define.
10417 (v850_save_machine_status): New function.
10418 (v850_restore_machine_status): New function.
10419 (v850_return_addr): New function.
10420 (v850_init_expanders): New function.
10422 * config/v850/v850-protos.h: Add prototypes for v850_return_addr
10423 and v850_init_expanders.
10425 2001-01-05 Zack Weinberg <zack@wolery.stanford.edu>
10427 * cpplib.h (struct cpp_reader): Add help_only field.
10428 * cppinit.c (COMMAND_LINE_OPTIONS): Add OPT_version.
10429 (cpp_handle_option): Set pfile->help_only if we see -h,
10430 --help, -target-help, or --version. Print version string but
10431 do not set help_only if we see -v or -version. Make text
10432 printed by -v match that printed by (-)-version.
10434 * cppmain.c (main): Exit after option parsing if
10435 pfile->help_only is true.
10437 * toplev.c (independent_decode_option): Call print_version,
10438 then exit, if we see --version (but not -version).
10439 (print_version): Split lengthy message into two lines.
10441 2001-01-05 Nick Clifton <nickc@redhat.com>
10443 * config/v850/v850.c (v850_encode_data_area): Use alloca to create
10444 temporary string for initialisation before calling ggc_alloc_string.
10446 2001-01-06 Michael Hayes <mhayes@redhat.com>
10448 * rtl.h (print_simple_rtl): New.
10449 * print-rtl.c (print_simple_rtl): New.
10450 (flag_simple): New.
10451 (print_rtx): Disable printing of flags and modes, etc.,
10452 if `flag_simple` nonzero.
10454 2001-01-05 Zack Weinberg <zack@wolery.stanford.edu>
10456 * function.c (fixup_var_refs): Use push_to_full_sequence where
10459 2001-01-05 Michael Meissner <meissner@redhat.com>
10461 * flags.h (flag_reorder_blocks): Add declaration.
10462 (flag_rename_block): Ditto.
10464 2001-01-05 DJ Delorie <dj@redhat.com>
10466 * function.c (reorder_blocks): Make sure the flags are all reset
10467 before using them to mark blocks, else a second invocation will
10468 corrupt the block chain.
10469 (reorder_blocks_0): New, resets the flags.
10471 Fri Jan 5 20:34:06 2001 J"orn Rennecke <amylaar@redhat.com>
10473 * cse.c (find_comparison_args): Stop if the argument is known to
10476 2001-01-05 Alexandre Oliva <aoliva@redhat.com>
10478 * config/sh/sh.md (movdf): When splitting load into pair of
10479 registers, don't clobber the register used in the address too
10482 2001-01-05 Jeffrey Oldham <oldham@codesourcery.com>
10484 * varasm.c (mark_constant_pool): Improve initial comments.
10485 (mark_constants): Move marking of constants to mark_constant.
10486 (mark_constant): New function to recursively mark all constants
10487 referred to by a constant.
10489 2001-01-05 Catherine Moore <clm@redhat.com>
10491 * dbxout.c ((dbxout_parms): Handle invisible ref where decl is a REG.
10493 2001-01-05 Phil Edwards <pme@sources.redhat.com>
10495 * cp/lang-options.h: Bring comment in line with reality.
10496 * f/lang-options.h: Likewise.
10497 * java/lang-options.h: Likewise.
10498 * objc/lang-options.h: Likewise.
10499 * ch/lang-options.h: Likewise.
10500 * f/g77.texi: And update the manual.
10502 2001-01-05 Marek Michalkiewicz <marekm@linux.org.pl>
10503 Denis Chertykov <denisc@overta.ru>
10505 * config/avr/avr-protos.h (avr_peep2_scratch_safe): Prototype.
10506 * config/avr/avr.c (avr_peep2_scratch_safe): New function.
10507 * config/avr/avr.md (all peepholes that request a scratch register):
10508 Call it, FAIL the peephole if not safe (in interrupt functions).
10510 2001-01-05 Mark Mitchell <mark@codesourcery.com>
10512 * ggc-page.c (NUM_EXTRA_ORDERS): Hardwire to zero for now.
10514 2001-01-05 Joseph S. Myers <jsm28@cam.ac.uk>
10516 * builtins.def (BUILT_IN_CONJ, BUILT_IN_CREAL, BUILT_IN_CIMAG):
10518 * builtins.c (expand_builtin): Abort on BUILT_IN_CONJ,
10519 BUILT_IN_CREAL and BUILT_IN_CIMAG.
10520 * c-common.c (c_common_nodes_and_builtins): Create builtin conjf,
10521 conj, conjl, crealf, creal, creall, cimagf, cimag and cimagl.
10522 (expand_tree_builtin): Handle BUILT_IN_CONJ, BUILT_IN_CREAL and
10524 * extend.texi: Document these builtins.
10526 2001-01-05 Daniel Berlin <dberlin@redhat.com>
10528 * c-common.c (lang_get_alias_set): Say we know nothing of
10529 VECTOR_TYPE aliasing.
10531 * dwarf2out.c (is_base_type): Handle VECTOR_TYPE properly.
10533 2001-01-05 Bruce Korb <bkorb@gnu.org>
10535 * fixinc/mkfixinc.sh(vax-*-bsd): convert exit and atexit calls to
10536 their x* equivalent versions for atexit-less systems
10537 * fixinc/fixincl.c(main): do not return from main() on atexit-less
10538 systems (or any other system any more).
10540 2001-01-05 Richard Earnshaw <rearnsha@arm.com>
10542 * arm.md (ldmsi_postinc): Avoid use of match_dup between input and
10543 output operands. Use arm_hard_register_operand for operand 4.
10544 (stmsi_postinc): Similarly.
10545 (ldmsi): Use arm_hard_register_operand for opernand 2.
10546 (stmsi): Similarly.
10547 * arm.c (arm_hard_register_operand): New function.
10548 * arm-protos.h (arm_hard_register_operand): Prototype it.
10550 * arm.h (HARD_REGNO_RENAME_OK): Define.
10552 Fri Jan 5 16:29:49 MET 2001 Jan Hubicka <jh@suse.cz>
10554 * simplify-rtx.c (cfc_args): add "unordered" field.
10555 (check_fold_consts): Set unordered field.
10556 (simplify_relational_operation): Simplify the unordered
10559 * reg-stack.c (swap_rtx_condition): Ensure that the transformation
10562 * emit-rtl.c (try_split): Fix code to mark labels.
10563 * jump.c (mark_jump_label): Make global.
10564 * rtl.h (mark_jump_label): Declare.
10566 * predict.c (estimate_probability): Handle unordred comparisons.
10568 2001-01-05 Neil Booth <neil@daikokuya.demon.co.uk>
10570 * cpp.texi: Update for -MP. Clarify behaviour of -MT.
10571 * cppinit.c (initialize_dependency_output): Update.
10572 (cpp_finish): Output dummy targets for -MP.
10574 (cpp_handle_option): Handle -MP. Don't quote -MT options.
10575 * cpplib.h (struct cpp_options): Add deps_phony_targets.
10576 * gcc.c (cpp_options): Update to handle -MP.
10577 * mkdeps.c (deps_add_target, deps_add_default_target): Update
10578 to quote only the default target.
10579 (deps_phony_targets): Insert a preceding newline. Rename from
10580 deps_dummy_targets for consistency.
10583 2001-01-05 Alexandre Oliva <aoliva@redhat.com>
10585 * calls.c (emit_library_call_value_1): Support
10586 INIT_CUMULATIVE_LIBCALL_ARGS.
10587 * tm.texi (INIT_CUMULATIVE_LIBCALL_ARGS): Document it.
10589 2001-01-04 Richard Henderson <rth@redhat.com>
10591 * c-decl.c (finish_struct): Detect flexible array members
10592 used in an inappropriate context.
10593 * c-typeck.c (really_start_incremental_init): Special case
10594 constructor_max_index for zero length arrays.
10595 (pop_init_level): Allow initialization of flexible array
10596 members. Deprecate initialization of zero length arrays.
10597 Don't issue missing initializer warning for flexible array
10598 members or zero length arrays.
10599 (process_init_element): Don't dereference null DECL_SIZE.
10600 * varasm.c (array_size_for_constructor): Return a HOST_WIDE_INT.
10601 Don't abort for empty constructors. Use size_binop
10602 (output_constructor): Add commentary regarding zero length
10603 array futures. Abort if we try to initialize an array of
10604 unspecified length with a non-empty constructor in the middle
10607 * extend.texi (Zero Length): Update and clarify documentation
10608 on static initialization.
10610 2001-01-05 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
10612 * config/c4x/c4x.c (c4x_expand_prologue): Don't compile an ISR
10613 with more than 32767 words of local storage.
10615 2001-01-05 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
10617 * config/c4x/c4x.c (c4x_init_builtins): Remove builtin support
10618 for 'abs', 'labs', and 'fabs'.
10619 (c4x_expand_builtin): Likewise.
10620 * config/c4x/c4x.h (enum c4x_builtins): Likewise.
10622 2001-01-05 Alexandre Oliva <aoliva@redhat.com>
10624 * config/sh/sh.md (prget, prset): New insn types.
10625 (return delay slot): Dont' allow prset.
10626 (call, sfunc delay slot): Don't allow prget.
10627 (movsi_i, movsi_ie, movsi_i_lowpart): Create separate alternatives
10628 for prset and prget.
10630 2001-01-05 Michael Hayes <mhayes@redhat.com>
10632 * loop.h (struct loop_reg): New.
10633 (struct loop_regs): Change to use array of `struct loop_reg'.
10634 * loop.c: Replace assortment of varrays with single regs array.
10635 (count_one_set): Delete may_not_move array argument
10636 and use regs array instead. All caller's changed.
10637 (count_loop_regs_set): Delete may_not_move and single_usage
10638 arguments and use regs array instead. All caller's changed.
10639 (find_single_use_in_loop): Replace usage array argument with pointer
10640 to regs structure. All caller's changed.
10641 (loop_optimize): Delete `moved_once' array.
10643 2001-01-05 Michael Hayes <mhayes@redhat.com>
10645 * loop.c (prescan_loop): Set loop_info->has_nonconst_call.
10646 Use it instead of loop_info->has_call for scanning loop mems.
10647 (check_dbra_loop): Replace loop_info->has_call test with
10648 loop_info->has_nonconst_call.
10650 2000-01-04 Matthew Hiller <hiller@redhat.com>
10652 * config/sh/sh.h (EPILOGUE_USES): Recognize fpscr as epilogue-used
10655 2001-01-04 Joseph S. Myers <jsm28@cam.ac.uk>
10657 * fold-const.c (fold): When folding a CONJ_EXPR of a COMPLEX_CST,
10658 use TREE_REALPART and TREE_IMAGPART instead of TREE_OPERAND.
10660 2001-01-04 Joseph S. Myers <jsm28@cam.ac.uk>
10662 * c-common.c (SIZE_TYPE, WCHAR_TYPE): Define.
10663 (flag_short_double, flag_short_wchar): Define.
10664 (c_common_nodes_and_builtins): Create many tree nodes shared
10665 between C and C++ here instead of in cp/decl.c and ...
10666 * c-decl.c (init_decl_processing): ... here.
10667 (SIZE_TYPE, WCHAR_TYPE): Don't define.
10668 (flag_short_double, flag_short_wchar): Don't define.
10669 (record_builtin_type): New function.
10670 (build_void_list_node): New function.
10671 * c-common.h (flag_short_double, flag_short_wchar,
10672 record_builtin_type, build_void_list_node): Declare.
10674 Thu Jan 4 21:09:47 2001 J"orn Rennecke <amylaar@redhat.com>
10676 * integrate.c (expand_inline_function): Don't put a virtual
10677 register into the reg map.
10679 * function.c (fixup_var_refs_1): If force_operand didn't put
10680 the address into the target, move it there.
10682 2001-01-04 Mark Mitchell <mark@codesourcery.com>
10684 Special-case tree_decl/tree_list allocations.
10685 * ggc-page.c (OBJECT_PER_PAGE): Reimplement.
10686 (OBJECT_SIZE): New macro.
10687 (NUM_EXTRA_ORDER): Likewise.
10688 (extra_order_size_table): New variable.
10689 (NUM_ORDERS): New macro.
10690 (objects_per_page_table): New variable.
10691 (object_size_table): New variable.
10692 (G.pages): Use NUM_ORDERS to bound the array.
10693 (G.page_tails): Likewise.
10694 (DIV_ROUND_UP): Remove.
10695 (BITMAP_SIZE): Use CEIL, instead of DIV_ROUND_UP.
10696 (alloc_page): Use OBJECT_SIZE.
10697 (size_lookup): Don't make it const.
10698 (ggc_alloc): Use OBJECT_SIZE.
10699 (ggc_set_mark): Likewise.
10700 (ggc_get_size): Likewise.
10701 (init_ggc): Set up the object_size_table, objects_per_page_table,
10702 and adjust size_lookup.
10703 (ggc_recalculate_in_use_p): Use CEIL, not DIV_ROUND_UP.
10704 (ggc_pop_context): Use NUM_ORDERS.
10705 (clear_marks): Likewise.
10706 (sweep_pages): Likewise.
10707 (poison_pages): Likewise.
10708 (ggc_print_statistics): Use OBJECT_SIZE.
10710 Thu Jan 4 15:54:05 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
10712 * varasm.c (output_constructor): Use HOST_WIDE_INT for sizes.
10713 Only call array_size_for_constructor if last field and array type
10714 with no upper bound.
10716 2001-01-04 Philip Blundell <philb@gnu.org>
10718 * config/arm/arm.c (arm_gen_constant): Prefer to emit constants
10719 from bit 31 downwards, if this requires no more insns.
10720 (count_insns_for_constant): New helper function for above.
10722 2001-01-04 Alexandre Oliva <aoliva@redhat.com>
10724 * gencodes.c (output_predicate_decls): Remove empty initializer.
10726 2001-01-04 Mark Mitchell <mark@codesourcery.com>
10728 * tree.c (copy_node): Remove documentation about obstacks.
10729 (buidl1): Check that nobody tries to build 2-argument nodes this
10732 2001-01-04 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10734 * sparc.h (PREDICATE_CODES): Delete fp_sethi_p, fp_mov_p and
10737 * gencodes.c (output_predicate_decls): Fill empty initializer
10740 2001-01-04 Jakub Jelinek <jakub@redhat.com>
10742 * tradcpp.c (deps_file, print_deps_missing_files): New variables.
10743 (main): Handle -MG, -MD, -MMD. Bail out if -MG is given without -M
10745 (do_include): Handle missing headers like cpp0.
10746 * cppfiles.c (_cpp_execute_include): Don't prefix absolute header
10747 paths with first include pathname. Don't strcat to uninitialized
10750 2001-01-04 Bernd Schmidt <bernds@redhat.com>
10752 * regrename.c (regrename_optimize): Don't rename from frame pointer
10753 if frame_pointer_needed.
10754 (do_replace): Don't set ORIGINAL_REGNO to a hard register number.
10755 * config/ia64/ia64.c (emit_all_group_insn_barriers): New function.
10756 (ia64_reorg): Use it instead of scheduling if ! optimize.
10757 (errata_emit_nops): Properly call asm_noperands.
10758 (ia64_sched_reorder): Finish cycle if we see an asm.
10759 (ia64_variable_issue): Clear scheduling state after asms.
10761 2001-01-04 Neil Booth <neil@daikokuya.demon.co.uk>
10763 * cpp.texi: Update for -MT.
10764 * cppinit.c (initialize_dependency_output): Add a default
10765 target if none has been given already.
10766 (no_tgt, OPT_MT): New.
10767 (cpp_handle_option): Handle -MT. Update -M etc.
10768 * cpplib.h (struct cpp_options): Remove deps_target.
10769 * gcc.c (cpp_options): Handle -MT.
10770 * mkdeps.c (struct deps): Move from mkdeps.h.
10771 (deps_calc_target): Rename deps_add_default_target. Add a
10772 default target if none has been specified already.
10773 * mkdeps.h (struct deps): Move to mkdeps.c.
10774 (deps_calc_target): Rename deps_add_default_target.
10776 2000-01-03 Richard Henderson <rth@redhat.com>
10778 * c-decl.c (grokdeclarator): Give zero-length arrays size zero.
10780 * c-typeck.c (push_init_level): Move checks for flexible array
10781 members and zero length arrays ...
10782 (pop_init_level): ... here. Silently discard empty initializations.
10784 * varasm.c (output_constructor): Update for sizeof change to
10785 zero-length arrays.
10787 * extend.texi (Zero Length): Clarify semantics.
10789 2001-01-03 Alexandre Oliva <aoliva@redhat.com>
10791 * configure.in (tm.h): Include isns-codes.h last.
10792 * configure: Rebuilt.
10794 2001-01-03 Richard Henderson <rth@redhat.com>
10796 * config/alpha/alpha.md (addvsi3, addvdi3): New.
10797 (negvsi2, negvdi2, subvsi3, subvdi3, mulvsi3, mulvdi3): New.
10799 2001-01-03 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
10801 * tradcpp.c (main): Make sure finclude() is called with a valid
10802 indepth value while handling -include.
10804 2001-01-03 Alexandre Oliva <aoliva@redhat.com>
10806 * gencodes.c (output_predicate_decls): New function.
10808 * machmode.h (GET_MODE_MASK): Arrange for it to be defined
10809 even if it is not the first time machmode.h is #included.
10810 * config/sh/sh.c (fpul_operand): Declare MODE argument.
10811 * tm.texi (PREDICATE_CODES): Document predicate declarations.
10812 * gcc.texi (Copyright): Added 2001.
10814 2001-01-03 Joseph S. Myers <jsm28@cam.ac.uk>
10816 * c-common.c (c_common_lang_init): New function. Warn if format
10817 warning options which only have effects when used with -Wformat
10818 are used without -Wformat.
10819 * c-common.h (c_common_lang_init): Declare.
10820 * c-lang.c (lang_init): Call c_common_lang_init.
10821 * objc/objc-act.c (lang_init): Call c_common_lang_init.
10823 2001-01-03 Joseph S. Myers <jsm28@cam.ac.uk>
10825 * configure.in: Check for the mktemp command.
10826 * configure: Regenerate.
10827 * gccbug.in: Use a separate temporary file $TEMP0 for one use of
10828 $TEMP. Create temporary files with mktemp, if available at
10829 configure time; otherwise use set -C. Remove temporary files
10832 2001-01-03 Joseph S. Myers <jsm28@cam.ac.uk>
10834 * configure.in: Require at least texinfo 4.0. Check for whether
10835 Pod::Man is sufficiently recent to regenerate GCC manpages.
10836 * configure: Regenerate.
10837 * Makefile.in (TEXI2POD): Call perl explicitly rather than relying
10839 (GENERATED_MANPAGES): Define.
10840 (generated-manpages): New target. Depend on cpp.1 as well as
10842 (install-man): Depend on $(GENERATED_MANPAGES) (defined by
10843 configure to generated-manpages or empty) rather than on the
10844 manpages directly. Remove execute permission from installed
10845 gcov.1 as well as cpp.1.
10846 * cpp.1, gcov.1: Regenerate.
10848 2001-01-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10850 * builtins.c (expand_builtin_strncmp): Use host_integerp and
10851 tree_low_cst. Allow using cmpstrsi in more cases.
10853 Wed Jan 3 10:48:43 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
10855 * config/sparc/sparc.h (RETURN_IN_MEMORY): Return 0 for variable
10858 Wed Jan 3 12:22:32 2001 Alexandre Oliva <aoliva@redhat.com>
10860 * build-make (HOST_CFLAGS): Added `-DGENERATOR_FILE'.
10861 * Makefile.in (HOST_CFLAGS): Mention build-make.
10863 Wed Jan 3 08:53:50 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
10865 * config/sparc/sparc.md (nonlocal_goto): Emit goto_handler_and_restore
10868 2001-01-01 Bernd Schmidt <bernds@redhat.com>
10870 * builtins.c (expand_builtin_return_addr): Don't use MEM_ALIAS_SET on
10873 * cse.c (cse_rtx_varies_p): Accept additional FROM_ALIAS arg. All
10876 * alias.c (throughout): Use ORIGINAL_REGNO when accessing
10877 reg_base_value and reg_known_value arrays.
10878 (init_alias_analysis): Add more cases to detect known values.
10879 * sched-deps.c (deps_may_trap_p): New function.
10880 (sched_analyze_2): Use it.
10882 2001-01-03 Alexandre Oliva <aoliva@redhat.com>
10884 * combine.c (simplify_shift_const): Even if we're sign-extracting,
10885 don't discard an ASHIFTRT if we're shifting in a wider mode.
10887 2000-01-02 John David Anglin <dave@hiauly1.hia.nrc.ca>
10889 * toplev.c (rest_of_compilation): Don't print basic block information
10890 when CFG isn't up to date.
10892 2001-01-02 Mark Elbrecht <snowball3@bigfoot.com>
10894 * config/i386/djgpp.h (DWARF2_DEBUGGING_INFO): Define.
10895 (UNALIGNED_INT_ASM_OP, UNALIGNED_DOUBLE_ASM_OP): Define.
10896 (UNALIGNED_SHORT_ASM_OP): Define.
10897 (CPP_PREDEFINES): Remove defines for GO32 and DJGPP.
10899 2001-01-02 Mark Mitchell <mark@codesourcery.com>
10901 * fold-const.c (fold_convert): Fix typo.
10903 2001-01-02 Richard Henderson <rth@redhat.com>
10905 * c-common.h (ASM_INPUT_P): New.
10906 * c-parse.in (asm): Set it when needed.
10907 * c-semantics.c (genrtl_asm_stmt): Test it instead of the
10908 existance of an operand.
10910 Tue Jan 2 20:27:07 MET 2001 Jan Hubicka <jh@suse.cz>
10912 * dwarf2out.c (stack_adjust_offset): Handle PRE_MODIFY.
10913 (dwarf2out_frame_debug_expr): Likewise.
10914 (mem_loc_descriptor): Handle PRE and POST_MODIFY.
10916 Tue Jan 2 20:21:31 MET 2001 Jan Hubicka <jh@suse.cz>
10918 * i386.c (ix86_split_to_parts): Return number of part required;
10920 (print_operand, ix86_expand_branch, ix86_expand_fp_movcc): Handle
10922 (ix86_split_long_move): Use number of part returned
10923 by ix86_split_to_parts
10924 * i386.h (MASK_128BIT_LONG_DOUBLE, TARGET_128BIT_LONG_DOUBLE):
10926 (TARGET_SWITCHES): Add 128bit-long-double and 96bit-long-double
10927 (LONG_DOUBLE_TYPE_SIZE): Change from constant.
10928 (MAX_LONG_DOUBLE_TYPE_SIZE): New macro.
10929 (INTEL_EXTENDED_IEEE_FORMAT): Likewise.
10930 (ALIGN_MODE_128): Add TFmode.
10931 (IS_STACK_MODE): Likewise.
10932 (HARD_REGNO_NREGS): TFmode needs 3 registers.
10933 (HARD_REGNO_OK): Support TFmodes.
10934 (ASM_OUTPUT_LONG_DOUBLE): Handle TFmodes.
10935 * i386.md (scheduler definitions): Use memory operand to determine
10936 fst/fld instructions; use mode attribute to determine real mode of
10938 (*tf): New patterns, expanders and splitters; based on XFmode patterns.
10939 * invoke.texi (128bit-long-double, 96bit-long-double): Document.
10941 2001-01-02 Mark Mitchell <mark@codesourcery.com>
10943 * tree.def (TRUTH_NOT_EXPR): Improve documentation.
10945 Tue Jan 2 10:47:38 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.
10947 * expr.c (store_constructor_field): Update ALIGN before calling
10950 2001-01-02 Jeffrey Oldham <oldham@codesourcery.com>
10952 * config/mips/mips.c (function_arg): Don't pass NULL_TREE to
10955 2001-01-02 Jeffrey Oldham <oldham@codesourcery.com>
10957 * tm.texi (FUNCTION_ARG): Document that @var{type} can be an
10960 Tue Jan 2 10:47:38 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.
10962 * c-decl.c (start_function): Don't warn on third parameter to main.
10964 2001-01-02 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10966 * tsystem.h: Define HAVE_DECL_GETOPT.
10968 2001-01-02 Philip Blundell <pb@futuretv.com>
10970 * config/arm/linux-gas.h (CLEAR_INSN_CACHE): Avoid illegal clobber
10973 2001-01-02 Richard Henderson <rth@redhat.com>
10975 * alpha.md (*ze_and_ne): Duplicate insn condition to split.
10977 2001-01-02 Andreas Jaeger <aj@suse.de>
10979 * c-decl.c (c_decode_option): Remove support of
10980 -Wmissing-noreturn.
10982 * toplev.c (documented_lang_options): Remove -Wmissing-noreturn.
10983 (W_options): Add -Wmissing-noreturn here.
10985 * flow.c: Define lang_missing_noreturn_ok_p.
10986 (check_function_return_warnings): Use it.
10988 * c-common.h: Declare lang_missing_noreturn_ok_p.
10990 * c-lang.c (c_missing_noreturn_ok_p): New function.
10991 (lang_init): Set lang_missing_noreturn_ok_p.
10993 * invoke.texi (Warning Options): Document this.
10995 2000-12-27 Phil Edwards <pme@sources.redhat.com>
10997 * extend.texi (C++ Extensions): New node for C++ attributes;
10998 describe init_priority and com_interface.
10999 * invoke.texi: Remove -finit-priority as it now has zero effect.
11000 * install.texi: Fix xref syntax.
11001 * md.texi: Likewise.
11003 Mon Jan 1 21:28:29 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
11005 * config.gcc (sparc64-wrs-vxworks*): New case.
11006 * config/sparc/vxsparc64.h, config/sparc/t-vxsparc64: New files.
11008 * config/sparc/sparc.c (sparc_override_options): Do support different
11009 pointer and architecture size.
11010 * config/sparc/sparc.h (MIN_UNITS_PER_WORD): Always 4.
11011 (POINTERS_EXTEND_UNSIGNED): Define.
11012 (Pmode): Test TARGET_ARCH64, not TARGET_PTR64.
11013 (FUNCTION_MODE): Define to be Pmode.
11014 * config/sparc/sparc.md (64-bit call patterns): FUNCTION_MODE now DI.
11016 * function.c (expand_function_end): Properly handle DECL_RESULT
11017 and copy when ptr_mode != Pmode.
11018 * expmed.c (make_tree): Convert X from Pmode to ptr_mode, if needed.
11020 2001-01-01 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11022 * c-common.c (c_common_nodes_and_builtins): Set prototype
11023 parameters for __builtin_fputs, __builtin_fputc and
11024 __builtin_fwrite. Don't declare plain fputc as a builtin.
11026 2001-01-01 John David Anglin <dave@hiauly1.hia.nrc.ca>
11028 * loop.c (add_label_notes): Increment the label usage count when
11029 a note is added to an insn which refers to a CODE_LABEL.
11030 * gcse.c (add_label_notes): Likewise.
11032 2001-01-01 Andreas Jaeger <aj@suse.de>
11034 * loop.c (scan_loop): Use xmalloc to allocate movables.
11036 2001-01-01 Alexandre Oliva <aoliva@redhat.com>
11038 * tm.texi (REGISTER_MOVE_COST): Add a mode argument.
11039 * reload.c (REGISTER_MOVE_COST): Likewise. Adjust all callers.
11040 * reload1.c (REGISTER_MOVE_COST): Likewise.
11041 * regclass.c (REGISTER_MOVE_COST): Likewise.
11042 (move_cost, may_move_in_cost, may_move_out_cost): Add mode
11043 dimension. Adjust all users.
11044 (init_reg_sets_1): Iterate on all modes.
11045 * config/1750a/1750a.h (REGISTER_MOVE_COST): Adjust.
11046 * config/a29k/a29k.h (REGISTER_MOVE_COST): Adjust.
11047 * config/alpha/alpha.h (REGISTER_MOVE_COST): Adjust.
11048 * config/arc/arc.h (REGISTER_MOVE_COST): Adjust.
11049 * config/arm/arm.h (REGISTER_MOVE_COST): Adjust.
11050 * config/avr/avr.h (REGISTER_MOVE_COST): Adjust.
11051 * config/c4x/c4x.h (REGISTER_MOVE_COST): Adjust.
11052 * config/d30v/d30v.h (REGISTER_MOVE_COST): Adjust.
11053 * config/dsp16xx/dsp16xx.h (REGISTER_MOVE_COST): Adjust.
11054 * config/h8300/h8300.h (REGISTER_MOVE_COST): Adjust.
11055 * config/i386/i386.h (REGISTER_MOVE_COST): Adjust.
11056 * config/ia64/ia64.h (REGISTER_MOVE_COST): Adjust.
11057 * config/m32r/m32r.h (REGISTER_MOVE_COST): Adjust.
11058 * config/m68hc11/m68hc11.h (REGISTER_MOVE_COST): Adjust.
11059 * config/m68k/m68k.h (REGISTER_MOVE_COST): Adjust.
11060 * config/mcore/mcore.h (REGISTER_MOVE_COST): Adjust.
11061 * config/mips/mips.h (REGISTER_MOVE_COST): Adjust.
11062 * config/mn10200/mn10200.h (REGISTER_MOVE_COST): Adjust.
11063 * config/mn10300/mn10300.h (REGISTER_MOVE_COST): Adjust.
11064 * config/ns32k/ns32k.h (REGISTER_MOVE_COST): Adjust.
11065 * config/pa/pa.h (REGISTER_MOVE_COST): Adjust.
11066 * config/pdp11/pdp11.h (REGISTER_MOVE_COST): Adjust.
11067 * config/pj/pj.h (REGISTER_MOVE_COST): Adjust.
11068 * config/romp/romp.h (REGISTER_MOVE_COST): Adjust.
11069 * config/rs6000/rs6000.h (REGISTER_MOVE_COST): Adjust.
11070 * config/sh/sh.h (REGISTER_MOVE_COST): Adjust.
11071 * config/sparc/sparc.h (REGISTER_MOVE_COST): Adjust.
11073 2001-01-01 Bernd Schmidt <bernds@redhat.com>
11075 * alias.c (fixed_scalar_and_varying_struct): Adjust prototype of
11076 arg VARIES_P. Call it with extra arg.
11077 (true_dependence): Likewise.
11078 * rtl.h (rtx_addr_can_trap_p): Declare.
11079 (rtx_varies_p, rtx_addr_varies_p, true_dependence): Update
11081 * rtlanal.c (rtx_addr_can_trap_p): No longer static.
11082 (rtx_varies_p): Accept extra arg FOR_ALIAS; only disallow
11083 pic offset table register if it's zero. All callers changed.
11084 (rtx_addr_varies_p): Accept extra arg FOR_ALIAS; all callers changed.
11086 Mon Jan 1 07:38:33 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
11088 * explow.c (convert_memory_address, case SYMBOL_REF): Copy
11089 STRING_POOL_ADDRESS_P.
11091 * config/sparc/sparc.c (input_operand): Properly test for short op.
11093 * config.gcc (sparc-*-elf): Include sparc/sol2.h.
11094 (sparc-*-rtems*): Include sparc/sol2.h and sparc/elf.h.
11095 (sparclite-*-elf*, sparc86x-*-elf*): Likewise.
11096 * config/sparc/elf.h: No longer include sol2.h.
11097 * config/sparc/lifeelf.h: No longer include sparc/elf.h.
11098 * config/sparc/rtemself.h, config/sparc/sp86x-elf.h: Likewise.
11100 * config/sparc/sparc.md: Test TARGET_ARCH64 instead of TARGET_PTR64.
11102 2001-01-01 Michael Hayes <mhayes@redhat.com>
11104 * loop.c (check_insn_for_bivs): Use ivs->n_regs to check array bounds.
11105 (find_mem_givs, record_biv, maybe_eliminate_biv): Likewise.
11106 (record_initial): Likewise.
11107 * unroll.c (copy_loop_body, loop_iterations): Likewise.
11108 (remap_split_bivs): Likewise.
11110 2001-01-01 Michael Hayes <mhayes@redhat.com>
11112 * loop.c (loop_ivs_free): New function.
11113 (strength_reduce): Break out from...
11115 2001-01-01 Michael Hayes <mhayes@redhat.com>
11117 * loop.h (struct iv): New.
11118 (REG_IV_TYPE, REG_IV_CLASS, REG_INFO): Modify to use 'struct iv'.
11119 (struct loop_ivs): Replace 'reg_iv_type', 'reg_iv_info',
11120 'reg_biv_class' fields with 'regs' and 'n_regs'.
11121 (struct ivs): Rename 'loop_iv_list' field to 'list'.
11122 * loop.c (loop_bivs_find, strength_reduce): Use ivs->regs array.
11123 * unroll.c (loop_iterations): Check array bounds with ivs->n_regs.
11125 2000-12-31 Alexandre Oliva <aoliva@redhat.com>
11127 * resource.c (mark_referenced_resources): Abort() before
11128 attempting to mark a pseudo register.
11129 (mark_set_resources): Likewise.
11131 2001-01-01 Michael Hayes <mhayes@redhat.com>
11133 * loop.h (REG_IV_CLASS): New accessor macro.
11134 * loop.c (REG_IV_CLASS): Use it instead of reg_iv_class array.
11135 * unroll.c (REG_IV_CLASS): Likewise.
11137 See ChangeLog.4 for earlier changes.