1 2001-05-19 Bruce Korb <bkorb@gnu.org>
3 * fixinc/genfixes: no need for two warnings
5 2001-05-19 Mark Mitchell <mark@codesourcery.com>
7 * jump.c (jump_optimize_1): Tidy.
8 (mark_jump_label): When changing the label in a LABEL_REF, change
9 update any REG_EQUAL notes as well.
11 2001-05-19 Joseph S. Myers <jsm28@cam.ac.uk>
13 * c-parse.in (parm_declarator): Split into
14 parm_declarator_starttypename and parm_declarator_nostarttypename.
15 (parm_declarator_starttypename, parm_declarator_nostarttypename):
16 New. Allow parenthesised sub-declarators which don't begin with a
17 TYPENAME. Fixes PR c/166.
19 2001-05-19 Mark Mitchell <mark@codesourcery.com>
21 * defaults.h (TARGET_ALLOWS_PROFILING_WITHOUT_FRAME_POINTER): New
23 * tm.texi (TARGET_ALLOWS_PROFILING_WITHOUT_FRAME_POINTER):
25 * toplev.c (main): If the target does not allow profiling without
26 a frame pointer, issue an error message.
27 * config/i386/linux.h (TARGET_ALLOWS_PROFILING_WITHOUT_FRAME_POINTER):
30 Sat May 19 07:53:42 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
32 * recog.c (general_operand): Modify last change to allow it if reload
35 Sat May 19 10:23:54 CEST 2001 Jan Hubicka <jh@suse.cz>
37 * recog.c (general_operand): Prohibit nonzero subreg bytes on
38 subregs containing mem.
40 Sat May 19 09:40:45 2001 Denis Chertykov <denisc@overta.ru>
42 * regrename.c (regrename_optimize): frame pointer register can
45 2001-05-18 Jason Merrill <jason_merrill@redhat.com>
47 * README.DWARF: Move into dwarfout.c.
49 2001-05-18 Dale Johannesen <dalej@apple.com>
51 * config/rs6000/rs6000.c (secondary_reload_class): Fix Darwin
52 specific misuse of r0 as a reload address.
54 Fri May 18 22:42:04 CEST 2001 Jan Hubicka <jh@suse.cz>
56 * combine.c (combine_simplify_rtx): Clear op0_mode if simplification
59 Fri May 18 07:26:34 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
61 * genrecog.c (enum decision_type): Add DT_elt_zero-wide_safe.
62 (add_to_sequence): Make that decision type.
63 (maybe_both_true_2, nodes_identical_1, factor_tests): Use it.
64 (write_switch, write_cond, debug_decision_2): Likewise.
66 * dbxout.c (dbxout_type): Use host_integerp and fix typo in testing
68 (dbxout_symbol, case TYPE_DECL): Don't generate tag for records of
71 2001-05-18 Stan Shebs <shebs@apple.com>
73 * configure.in (gcc_cv_as_eh_frame): Cope with old assemblers.
74 * configure: Regenerate.
76 2001-05-18 Per Bothner <per@bothner.com>
78 Changes needed for java/jvspec.c
79 * gcc.h (n_infiles, outfiles): Add declarations.
80 * gcc.c (n_infiles, outfiles): Mske no longer static.
82 Fri May 18 10:14:42 2001 Jeffrey A Law (law@cygnus.com)
84 * config/pa/som.h (EXCEPTION_SECTION): Define.
86 2001-05-18 Daniel Berlin <dan@cgsoftware.com>
88 * dwarf2out.c: Add dw_loc_list_ref, a reference to a location
90 Add have_location_lists, a variable to determine whether we need a
91 .debug_loc section or not.
92 (enum dw_val_class): Add dw_val_class_loc_list.
93 (dw_val_struct): Add val_loc_list.
94 (dw_loc_list_struct): New structure, represents location lists.
95 (new_loc_list): New function, return a new location list, given
96 the range and location expression.
97 (add_loc_descr_to_loc_list): New function, add a location
98 expression to a location list, given the expression and range.
99 (output_loc_list): New function, output a location list.
100 (gen_internal_sym): Modified to take symbol prefix, so we can
101 reuse it for location list symbols.
102 (add_AT_loc_list): New function, add a location list to a DIE at
104 (AT_loc_list): New function, return the location list reference
105 for a given attribute, if it's a location list.
106 (print_die): Handle dw_val_class_loc_list.
107 (size_of_die): Ditto.
108 (value_format): Ditto.
110 (output_location_lists): New function, output all of the location
111 lists for a DIE and it's children.
112 (dwarf2out_finish): Call output_location_lists if we have location
116 Fri May 18 15:39:16 CEST 2001 Jan Hubicka <jh@suse.cz>
118 * gcse.c (try_replace_reg): First try global replace, later try to
119 simplify the expression.
121 * gcse.c (find_used_regs): Change calling convention; work via
123 (cprop_insn): Update call of find_used_regs; work for CALL_INSNs too.
125 2001-05-18 Bernd Schmidt <bernds@redhat.com>
128 2001-02-09 Nick Clifton <nickc@redhat.com>
129 * config/arm/arm.md: Change output constraint on post inc
130 load/store multiple patterns to be a read/write constraint.
132 2001-05-18 Mark Mitchell <mark@codesourcery.com>
134 * basic-block.h (struct basic_block_def): Add documentation about
135 what a basic block is, and what the various fields are used for.
136 * flow.c (calculate_globlal_regs_live): Add documentation about
137 how the algorithm works, and how we know that it will terminate.
138 Check that the the inductive assumption that guarantees
139 termination actually holds.
140 (mark_used_regs): Treat conditionally set registers as used.
141 (debug_regset): Add comment.
142 * rtl.texi (cond_exec): Add documentation.
144 * function.c (expand_function_start): Avoid creating BLKmode
147 2001-05-17 Mark Mitchell <mark@codesourcery.com>
149 * dwarf2out.c (output_comp_unit): Always output a compilation-unit
150 DIE, even if it has no children.
151 (dwarf2out_finish): Always output the line-number table, even if
154 2001-05-18 David Edelsohn <edelsohn@gnu.org>
156 * rs6000.md (movsfcc,movdfcc): Remove NE case.
158 2001-05-17 Bruce Korb <bkorb@gnu.org>
160 * fixinc/fixincl.tpl: rewritten as an AutoGen version 5 template
161 * fixinc/genfixes: emit a warning if AutoGen is out of date
163 2001-05-17 Brendan Conoboy <blc@cygnus.com>
164 Bruce Korb <bkorb@gnu.org>
166 * fixinc/fixincl.sh(FIXINC): accept local directory if fixincl not
167 found in fixinc directory. Facilitates binary distributions.
169 2001-05-17 Jeffrey Oldham <oldham@codesourcery.com>
171 * dbxout.c (dbxout_symbol_location): For CONCAT, skip types not
174 Thu May 17 19:42:39 2001 Mark Kettenis <kettenis@wins.uva.nl>
176 * dwarf2out.c (modified_type_die): Equate qualified type to die.
178 Thu May 17 23:19:46 CEST 2001 Jan Hubicka <jh@suse.cz>
180 * integrate.c (copy_rtx_and_substitute): Use simplify_gen_subreg.
181 (simplify_subreg): Handle complex types represented as CONCAT.
183 * recog.c (validate_replace_rtx_1): Properly canonicalize expression
184 * rtl.h (swap_commutative_operands_p): Declare.
185 * rtlanal.c (swap_commutative_operands_p): New.
186 (operand_preference): New static function.
188 * combine.c (combine_simplify_rtx): Use swap_commutative_operands_p.
189 (gen_binary): Likewise.
190 * optabs.c (emit_cmp_and_jump_insns, emit_conditional_move): Likewise.
191 * simplify-rtx.c (simplify_gen_binary,
192 simplify_gen_relational): Likewise.
194 Thu May 17 20:43:36 CEST 2001 Jan Hubicka <jh@suse.cz>
196 * cse.c (fold_rtx): Use simplify_subreg.
198 * simplify-rtx.c (simplify_replace_rtx): Use simplify_gen_subreg.
199 (simplify_gen_subreg): New.
200 (simplify_rtx): Use simplify_subreg.
201 * rtl.h (simplify_gen_subreg): Declare.
203 2001-05-17 Mark Mitchell <mark@codesourcery.com>
205 * doc/install.texi: Update Solaris information.
207 * except.h (protect_cleanup_actions): Remove it.
208 (lang_protect_cleanup_actions): Declare it.
209 * except.c (protect_cleanup_actions): Remove it.
210 (lang_protect_cleanup_actions): New variable.
211 (init_eh): Don't make protect_cleanup_actions a GC root.
212 (expand_eh_region_and_cleanup): Call
213 lang_protect_cleanup_actions.
214 (output_function_exception_table): Remove unused `align'
216 * varasm.c (assemble_external): Abort if we have not yet
217 opened the assembly output file.
219 Thu May 17 11:54:50 2001 Jeffrey A Law (law@cygnus.com)
221 * except.c (sjlj_emit_function_enter): Call assemble_external_libcall
222 for eh_personality_libfunc.
224 Thu May 17 19:48:00 CEST 2001 Jan Hubicka <jh@suse.cz>
226 * recog.c (validate_replace_rtx_1): Use "TO" mode if not VOIDmode
227 when calling simplify_subreg. This is needed to allow replacing
228 of expression of one mode by expression of different mode.
230 Thu May 17 19:40:03 CEST 2001 Jan Hubicka <jh@suse.cz>
232 * simplify-rtx.c (simplify_subreg): Avoid creating of incorrect subregs.
234 2001-05-17 Bernd Schmidt <bernds@redhat.com>
236 * expr.c (protect_from_queue): Protect against subsequent calls to
238 (expand_expr, case ADDR_EXPR): Prevent protect_from_queue from being
241 Thu May 17 18:17:34 CEST 2001 Jan Hubicka <jh@suse.cz>
243 * simplify_rtx.c (simplify_subreg): Fix simplification of nested subregs.
245 2001-05-17 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
247 * gccbug.in (CATEGORIES): Add "bootstrap".
249 Thu May 17 16:59:41 CEST 2001 Jan Hubicka <jh@suse.cz>
251 * simplify-rtx.c (simplify_subreg): Break out from ...
252 * combine.c (combine_splify_rtx) ... here and ...
253 * recog.c (validate_replace_rtx_1): ... here;
254 * rtl.h (subreg_lowpart_parts_p, simplify_subreg): Declare.
255 * emit-rtl.c (subreg_lowpart_parts_p): Break out from ...
256 (subreg_lowpart_p): ... here.
258 2001-05-17 Bernd Schmidt <bernds@redhat.com>
260 * stmt.c (expand_asm_operands): For inout operands, make sure
261 the substitution of '=' for '+' makes it into the rtl.
263 * reload1.c (delete_output_reload): Call eliminate_regs on substed.
264 (reload_as_needed): Call update_eliminable_offsets a bit later.
266 2001-05-17 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
268 * gcc.texi (gccbug): Refer to the web pages for detailed information
271 2001-05-16 Zack Weinberg <zackw@stanford.edu>
273 * libgcc1-test.c, libgcc1.c, config/i386/perform.h: Delete file.
275 * Makefile.in: Delete variables: OLDCC, CCLIBFLAGS, OLDAR,
276 OLDAR_FLAGS, LIBGCC1, LIBGCC1_TEST, CROSS_LIBGCC1,
277 LIB1FUNCS, and LIB1FUNCS_EXTRA. Delete rules: libgcc1-test,
278 libgcc1-test.o. Clarify commentary now that libgcc1 no longer exists.
279 * cross-make: Don't set LIBGCC1.
280 * mklibgcc.in: Delete all code for building from libgcc1.c.
281 Always honor LIB1ASMFUNCS if set.
283 * crtstuff.c, floatlib.c, longlong.h, config/fp-bit.c,
284 config/arc/lib1funcs.asm, config/arm/lib1funcs.asm,
285 config/d30v/libgcc1.asm, config/fr30/lib1funcs.asm,
286 config/h8300/lib1funcs.asm, config/i386/cygwin.asm,
287 config/i386/uwin.asm, config/m68hc11/larith.asm,
288 config/m68k/lb1sf68.asm, config/mcore/lib1.asm,
289 config/mn10200/lib1funcs.asm, config/sh/lib1funcs.asm,
290 config/sparc/lb1spc.asm, config/sparc/lb1spl.asm,
291 config/v850/lib1funcs.asm, config/c4x/libgcc.S:
292 Delete or update references to libgcc1 in commentary.
294 * config/t-libc-ok, config/t-linux, config/t-linux-aout,
295 config/t-netbsd, config/a29k/t-a29kbare, config/a29k/t-vx29k,
296 config/alpha/t-interix, config/alpha/t-osf, config/alpha/t-vms,
297 config/arc/t-arc, config/arm/t-arm-aout, config/arm/t-arm-coff,
298 config/arm/t-arm-elf, config/arm/t-linux, config/arm/t-pe,
299 config/arm/t-semi, config/arm/t-strongarm-coff,
300 config/arm/t-strongarm-elf, config/arm/t-strongarm-pe,
301 config/arm/t-xscale-coff, config/arm/t-xscale-elf, config/avr/t-avr,
302 config/c4x/t-c4x, config/d30v/t-d30v, config/fr30/t-fr30,
303 config/h8300/t-h8300, config/i386/t-beos, config/i386/t-cygwin,
304 config/i386/t-i386elf, config/i386/t-interix, config/i386/t-netware,
305 config/i386/t-next, config/i386/t-rtems-i386, config/i386/t-sol2,
306 config/i960/t-960bare, config/i960/t-vxworks960, config/ia64/t-ia64,
307 config/m32r/t-m32r, config/m68hc11/t-m68hc11-gas, config/m68k/t-lynx,
308 config/m68k/t-m68kbare, config/m68k/t-m68kelf,
309 config/m68k/t-mot3300-gald, config/m68k/t-mot3300-gas,
310 config/m68k/t-next, config/m68k/t-vxworks68, config/m88k/t-bug,
311 config/m88k/t-dgux, config/m88k/t-dgux-gas, config/m88k/t-dguxbcs,
312 config/m88k/t-luna, config/m88k/t-luna-gas, config/m88k/t-m88k,
313 config/m88k/t-m88k-gas, config/m88k/t-sysv4, config/mcore/t-mcore,
314 config/mcore/t-mcore-pe, config/mips/t-bsd, config/mips/t-bsd-gas,
315 config/mips/t-cross64, config/mips/t-ecoff, config/mips/t-elf,
316 config/mips/t-iris6, config/mips/t-r3900, config/mips/t-svr3,
317 config/mips/t-svr3-gas, config/mips/t-svr4, config/mips/t-svr4-gas,
318 config/mips/t-ultrix, config/mn10200/t-mn10200,
319 config/mn10300/t-mn10300, config/pa/t-linux, config/pa/t-linux64,
320 config/pa/t-pa, config/pa/t-pa64, config/pa/t-pro,
321 config/pdp11/t-pdp11, config/pj/t-pj, config/rs6000/t-aix43,
322 config/rs6000/t-beos, config/rs6000/t-darwin, config/rs6000/t-newas,
323 config/rs6000/t-ppccomm, config/rs6000/t-rs6000, config/sh/t-linux,
324 config/sh/t-sh, config/sparc/t-chorus-elf, config/sparc/t-elf,
325 config/sparc/t-sol2, config/sparc/t-sp86x, config/sparc/t-sparcbare,
326 config/sparc/t-sparclite, config/sparc/t-splet,
327 config/sparc/t-sunos41, config/sparc/t-vxsparc,
328 config/sparc/t-vxsparc64, config/v850/t-v850:
329 Don't set any of LIBGCC1, CROSS_LIBGCC1, or LIBGCC1_TEST.
331 * config/alpha/alpha.h, config/i386/i386.h, config/i860/i860.h:
332 Don't set FLOAT_VALUE_TYPE, FLOAT_ARG_TYPE, INTIFY, or FLOATIFY.
333 * config/d30v/d30v.h: Don't mention LIBGCC_NEEDS_DOUBLE,
334 FLOAT_VALUE_TYPE, FLOAT_ARG_TYPE, FLOATIFY, INTIFY,
335 nongcc_SI_type, nongcc_word_type, or perform_*
336 * config/i860/fx2800: Don't define perform_umodsi3 or perform_modsi3.
338 * config/i386/386bsd.h, config/i386/beos-elf.h,
339 config/i386/linux-aout.h, config/i386/linux-oldld.h,
340 config/i386/linux.h, config/i386/mach.h, config/i386/netbsd.h,
341 config/i386/openbsd.h, config/i386/osfrose.h, config/i386/rtemself.h:
342 Don't include i386/perform.h.
344 * config/a29k/t-a29k, config/arm/t-semiaof, config/i370/t-i370,
345 config/i370/t-linux, config/i370/t-mvs, config/i370/t-oe,
346 config/i386/t-djgpp, config/i386/t-i386bare, config/i386/t-vsta,
347 config/ia64/t-hpux, config/mips/t-mips, config/mips/t-mips-gas,
348 config/mips/t-osfrose, config/sparc/t-sp64, config/sparc/t-sunos40,
349 config/vax/t-openbsd, config/vax/t-vax: Delete.
351 * config.gcc: Remove references to deleted files.
352 (arm-semi-aof): Use arm/t-semi for tmake_file.
354 * gcc.texi, install.texi, invoke.texi, tm.texi:
355 Delete or rewrite text which is no longer relevant now that
356 libgcc1 no longer exists.
358 * config/t-openbsd, config/alpha/t-interix, config/i386/t-interix:
359 No need to set INSTALL_ASSERT_H. (Missed in previous sweep.)
361 2001-05-16 Wolfgang Bangerth <wolfgang.bangerth@iwr.uni-heidelberg.de>
362 Bruce Korb <bkorb@gnu.org>
364 * fixinc/inclhack.def(solaris27_mutex_init): Fix broken mutex
367 2001-05-16 Zack Weinberg <zackw@stanford.edu>
369 * i386.md: Add two peepholes to clean up code generated by
372 2001-05-16 Richard Henderson <rth@redhat.com>
374 * dwarf2asm.c (eh_data_format_name): Add names for "pointer size"
375 variants of non-absolute encodings.
377 * config/i386/i386.h (ASM_PREFERRED_EH_DATA_FORMAT): New.
379 * libgcc-std.ver (_Unwind_Find_FDE, __register_frame_info_bases,
380 __register_frame_info_table_bases): Export.
382 2001-05-16 Richard Henderson <rth@redhat.com>
384 * except.c (eh_data_format_name): Move to ...
385 * dwarf2asm.c: ... here. Use designated initializers if available.
386 (dw2_asm_output_encoded_addr_rtx): Accept varargs commentary.
387 * dwarf2asm.h: Update declarations.
388 * dwarf2out.c (output_cfi) [DW_CFA_set_loc]: If for_eh, mind
389 ASM_PREFERRED_EH_DATA_FORMAT.
390 (output_call_frame_info): Likewise. Use 'L' augmentation for
393 * unwind-dw2-fde.h (struct fde_vector): New.
394 (struct old_object): Rename from struct object.
395 (struct object): New.
396 (__register_frame_info_bases): Declare.
397 (__register_frame_info_table_bases): Declare.
398 (struct dwarf_fde): Remove explicit pc_begin/pc_range members.
399 * unwind-dw2-fde.c (objects): Remove.
400 (unseen_objects, seen_objects): New.
401 (__register_frame_info_bases): New.
402 (__register_frame_info): Use it.
403 (__register_frame_info_table_bases): New.
404 (__register_frame_info_table): Use it.
405 (__deregister_frame_info): Rewrite for changed object struct.
406 (base_from_object, get_cie_encoding, get_fde_encoding): New.
407 (fde_unencoded_compare): Rename from fde_compare; uninline.
408 (fde_single_encoding_compare, fde_mixed_encoding_compare): New.
409 (start_fde_sort): Adjust for new definition of fde_vector.
410 (fde_insert): Likewise.
411 (end_fde_sort): Likewise. Select comparison function based
412 on properties of the object.
413 (fde_split): Take object and fde_compare_t arguments.
414 (frame_heapsort, fde_merge): Likewise.
415 (classify_object_over_fdes): Rename from count_fdes. Handle
416 encoded pointers. Collect encoding, mixed_encoding, and pc_begin
418 (add_fdes): Handle encoded pointers.
419 (init_object): Rename from frame_init. Update for new struct object.
420 (linear_search_fdes): Rename from search_fdes. Handle encoded
422 (binary_search_unencoded_fdes): Broken out from _Unwind_Find_FDE.
423 (binary_search_single_encoding_fdes): New.
424 (binary_search_mixed_encoding_fdes): New.
425 (search_object): New.
426 (_Unwind_Find_FDE): Update for new struct object. Fill in
428 * unwind-dw2.c: Include unwind-pe.h. Constify all pointers
429 iterating over EH data.
430 (_Unwind_FrameState): Remove saw_lsda, addr_encoding. Add
431 fde_encoding, lsda_encoding.
432 (read_uleb128, read_sleb128): Remove.
433 (read_encoded_pointer): Remove. All callers use read_encoded_value.
434 (extract_cie_info): Set lsda_encoding from 'L' augmentation.
435 (uw_frame_state_for): Don't set bases.func. Handle encoded fde
437 * unwind-pe.h: Add "struct" to _Unwind_Context references.
439 2001-05-16 Neil Booth <neil@cat.daikokuya.demon.co.uk>
441 * cppexp.c (lex): Use NODE_NAME and NODE_LEN.
442 * cpphash.c (_cpp_lookup_with_hash): Similarly.
443 * cpplex.c (cpp_ideq, parse_identifier, cpp_token_len,
444 cpp_spell_token, cpp_output_token): Similarly.
445 * cpplib.c (lex_macro_node, do_undef, do_pragma,
446 do_pragma_poison, parse_assertion, do_assert): Similarly.
447 * cppmacro.c (builtin_macro, parse_args, funlike_invocation_p,
448 save_parameter, _cpp_create_definition, check_trad_stringification,
449 cpp_macro_definition): Similarly.
450 * cppmain.c (cb_define, cb_undef, dump_macro): Similarly.
451 * c-lex.c (cb_undef, c_lex): Similarly.
452 * fix-header.c (recognized_function): Similarly.
453 * cpplib.h (NODE_LEN, NODE_NAME): New.
454 (cpp_hashnode): Rename length len.
456 Wed May 16 13:41:10 2001 Jeffrey A Law (law@cygnus.com)
458 * pa32-regs.h (HARD_REGNO_MODE_OK): Allow TI/TFmode values in
461 2001-05-16 Andreas Jaeger <aj@suse.de>
463 * Makefile.in (toplev.o): Add dependency on dwarf2asm.h.
465 * toplev.c: Include dwarf2asm.h for prototype of
466 dw2_output_indirect_constants.
468 Wed May 16 19:53:53 CEST 2001 Jan Hubicka <jh@suse.cz>
470 * stmt.c (expand_asm_operands): Be able to offload addressof
471 expression to memory. (PR optimization/185)
473 Wed May 16 18:53:23 CEST 2001 Jan Hubicka <jh@suse.cz>
475 * combine.c (combine_simplify_rtx): Set op0_mode to VOIDmode after
476 applying distributive law.
478 2001-05-16 John David Anglin <dave@hiauly1.hia.nrc.ca>
480 * pa-hpux10.h (THREAD_MODEL_SPEC): Define.
482 * gthr-dce.h (UNUSED): Attribute unused macro.
483 (__gthread_key_dtor): Make arguments UNUSED.
484 (__gthread_key_delete): Revise for compatibility with DRAFT4
487 2001-05-16 David Edelsohn <edelsohn@gnu.org>
489 * doc/install.texi: Update AIX information.
490 * README.RS6000: Remove obsolete file.
492 2001-05-16 Jakub Jelinek <jakub@redhat.com>
493 Nathan Sidwell <nathan@codesourcery.com>
495 * gcc.c (give_switch): Don't write before start of string.
496 Always append suffix.
498 2001-05-16 Nathan Sidwell <nathan@codesourcery.com>
500 * cpplex.c (_cpp_lex_token, '/' case): Comments can't appear
503 2001-05-16 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
505 * README.ALTOS: Remove obsolete file.
507 2001-05-16 Neil Booth <neil@daikokuya.demon.co.uk>
509 * c-lex.h (save_and_forget_protocol_qualifiers,
510 forget_protocol_qualifiers, remember_protocol_qualifiers):
511 Remove deleted functions' prototypes.
513 2001-05-16 Neil Booth <neil@daikokuya.demon.co.uk>
515 * c-parse.in (methodtype): New production.
516 (methoddef, methodproto): Collapse separate '-' and '+'
519 2001-05-16 Neil Booth <neil@cat.daikokuya.demon.co.uk>
521 * c-common.h (RID_FIRST_PQ): New.
522 * c-parse.in (objc_pq_context): New.
523 (objc parser): Set objc_pq_context rather than calling
524 remember_protocol_qualifiers and forget_protocol_qualifiers.
525 Don't call save_and_forget_protocol_qualifiers.
526 (yylexname): Handle objc protocol qualifiers here.
527 * stringpool.c (struct str_header): Replace with sp_hashnode.
528 (SP_EMPTY, SP_LEN, SP_TREE, SP_STR, SP_VALID): New.
529 (alloc_string): Rename alloc_ident. Use the SP_ accessors.
530 Allocate an IDENTIFIER_NODE for each identifier.
531 (FORALL_STRINGS, set_identifier): Delete.
532 (FORALL_IDS, expand_string_table, stringpool_statistics): Update.
533 (ggc_alloc_string): Use an obstack.
534 (get_identifier, maybe_get_identifier, mark_string_hash): Update.
535 * tree.h: Update comments.
536 (set_identifier): Delete.
537 * objc/objc-act.c (N_PQ, saved_pq, saved_not_pq,
538 save_and_forget_protocol_qualifiers, forget_protocol_qualifiers,
539 remember_protocol_qualifiers): Delete.
541 Tue May 15 22:14:09 2001 Jeffrey A Law (law@cygnus.com)
543 * flow.c (life_analysis): After life analysis is complete, do
544 an optional scan over insns looking for REG_LABEL notes that
545 reference a deleted label.
546 (propagate_block_delete_insn): Verify INOTE is a CODE_LABEL
547 before peeking at LABEL_NUSES.
549 2001-05-15 Richard Henderson <rth@redhat.com>
551 * unwind-sjlj.c (_Unwind_GetDataRelBase): New.
552 (_Unwind_GetTextRelBase): New.
554 2001-05-15 Mark Mitchell <mark@codesourcery.com>
556 * config/sparc/sol2.h (CPLUSPLUS_CPP_SPEC): Define.
558 2001-05-15 Geoffrey Keating <geoffk@redhat.com>
560 * objc/objc-act.c (handle_class_ref): Use rest_of_decl_compilation
561 so that CHOOSE_SECTION gets used.
563 * config/rs6000/sysv4.h (ASM_PREFERRED_EH_DATA_FORMAT): Treat
564 TARGET_RELOCATABLE like flag_pic for now.
566 2001-05-15 David Edelsohn <edelsohn@gnu.org>
568 * rs6000.md (movdi splitter): Sign extend more efficiently.
569 * rs6000.c (reg_or_arith_cint_operand): Redefine 64-bit constant
570 to "long long" valid on 32-bit and 64-bit hosts.
571 (logical_operand): Cast trunc_int_for_mode return value.
572 (rs6000_emit_move): Shift macro to encapsulate variable.
573 (rs6000_va_start): Use HOST_WIDE_INT_PRINT_DEC.
574 (rs6000_emit_{prologue,epilogue}): EH regno is unsigned but
575 plus_constant requires signed argument.
577 2001-05-15 Loren J. Rittle <ljrittle@acm.org>
579 * gthr-posix.h: Make additional pthread-* functions weak.
581 Tue May 15 13:51:32 CEST 2001 Jan Hubicka <jh@suse.cz>
583 * recog.c (apply_change_group): Avoid unneeded validating.
585 2001-05-14 David Edelsohn <edelsohn@gnu.org>
587 * rs6000.c (num_insns_constant_wide): Constants are sign-extended.
588 (num_insns_constant): CONST_INT can be 64-bits.
590 2001-05-14 Stan Shebs <shebs@apple.com>
592 * config/darwin.h (LIB_SPEC): Just use -lSystem.
593 (LIBGCC_SPEC): Don't define.
595 2001-05-14 Richard Henderson <rth@redhat.com>
597 * configure.in (gcc_cv_as_eh_frame): New test.
598 * config.in, configure: Rebuild.
599 * gcc.c (init_spec): Honor USE_AS_TRADITIONAL_FORMAT.
601 2001-05-14 Andrew MacLeod <amacleod@redhat.com>
603 * config/ia64/lib1funcs.asm (__divtf3): Fix incorrect bits in
604 extended precision divide.
606 2001-05-14 Andrew MacLeod <amacleod@redhat.com>
608 * config/ia64/ia64.c (rtx_needs_barrier): Call rtx_needs_barrier
611 Mon May 14 17:34:48 CEST 2001 Jan Hubicka <jh@suse.cz>
613 * i386.h (TARGET_64BIT): Define to constant if !TARGET_BI_ARCH
614 (CPP_CPU??_SIZE_TYPE): New.
615 (CPP_CPU??_SPEC, CPP_CPUCOMMON_SPEC): Break out from...
616 (CPP_CPU_SPEC): ... here; support choosing of CPU.
617 (EXTRA_SPECS): Add cpp_cpu??, cpp_cpu??sizet, cpp_cpucommon.
618 (MAX_LONG_TYPE_SIZE, MAX_BITS_PER_WORD): Define to 32 for 32bit-only
620 * i386.c (override_options): Add sorry about not suported modes.
622 Mon May 14 08:56:47 2001 Jeffrey A Law (law@cygnus.com)
624 * config/pa/som.h (NM_FLAGS): Remove.
625 (ASM_OUTPUT_FUNCTION_PREFIX): No longer truncate subspace names.
626 (ASM_OUTPUT_SECTION_NAME): Remove.
627 (MAKE_DECL_ONE_ONLY, ASM_WEAKEN_LABEL): Likewise.
629 2001-05-14 Mark Mitchell <mark@codesourcery.com>
631 * regrename.c (regrename_optimize): Do not rename registers to
634 2001-05-14 Alexandre Oliva <aoliva@redhat.com>
636 * rtl.texi (CALL_INSN_FUNCTION_USAGE): Note that (and when) it may
637 contain MEMs. Remove useless distinction about clobbering
640 2001-05-13 Geoff Keating <geoffk@redhat.com>
642 * config/rs6000/rs6000.h (EXCEPTION_SECTION): Move to...
643 * config/rs6000/aix.h (EXCEPTION_SECTION): ... here.
644 * config/rs6000/sysv4.h (CONST_SECTION_ASM_OP): Delete.
645 (ASM_PREFERRED_EH_DATA_FORMAT): Define.
646 (EXCEPTION_SECTION): Define.
648 2001-05-13 Zack Weinberg <zackw@stanford.edu>
650 * libgcc2.c, libgcc2.h: Restore __eprintf. Label as used for
651 binary backward compat only.
652 * Makefile.in (LIB2FUNCS_ST): New. Put _eprintf here, not
653 in LIB2FUNCS. Pass it to mklibgcc.
654 * mklibgcc.in: Handle LIB2FUNCS_ST.
656 * Makefile.in (installdirs): Don't create $(gcc_tooldir).
658 2001-05-13 Alexandre Oliva <aoliva@redhat.com>
660 * tm.texi (THREAD_MODEL_SPEC): Document it.
661 * gcc.c (main): Use it.
662 * config/rs6000/aix43.h (THREAD_MODEL_SPEC): Define it.
663 * config/rs6000/aix51.h (THREAD_MODEL_SPEC): Likewise.
665 2001-05-13 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
667 * rtl.h (SYMBOL_REF_WEAK): New macro.
668 * rtlanal.h (rtx_addr_can_trap): Use it, a weak SYMBOL_REF can trap.
669 * varasm.c (make_decl_rtl): Mark SYMBOL_REF weak if necessary.
670 * rtl.texi (SYMBOL_REF_WEAK): Document it.
671 * gcc.texi: Remove wrong description.
673 2001-05-13 Mark Mitchell <mark@codesourcery.com>
675 * Makefile.in (STAMP): New macro.
676 Replace all uses of `touch' with $(STAMP).
677 * fixinc/Makefile.in: Likewise.
679 Sun May 13 07:26:34 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
681 * configure.in: ldopen is never in -lexc, so don't test for it.
682 Add test for exc_resume in -lexc for Ada.
683 * configure: Regenerated.
685 2001-05-12 Richard Henderson <rth@redhat.com>
687 * dwarf2asm.c (size_of_encoded_value): New function.
688 * dwarf2asm.h: Declare it.
689 * except.c (output_function_exception_table): Align the TType
690 array only as wide as the encoding.
692 2001-05-12 Zack Weinberg <zackw@stanford.edu>
694 * extend.texi: Document #pragma GCC java_exceptions.
696 2001-05-12 Neil Booth <neil@cat.daikokuya.demon.co.uk>
698 * c-parse.in (bison parser, init_reswords): Remove uses of
700 * c-tree.h (doing_objc_thang): Remove.
702 2001-05-12 Neil Booth <neil@daikokuya.demon.co.uk>
704 * cpplex.c (_cpp_lex_token): Ensure we warn at most once
705 about files not ending in newlines.
707 2001-05-12 Neil Booth <neil@cat.daikokuya.demon.co.uk>
709 * dwarfout.c (dwarfout_init): Add cast.
710 * sched-deps.c (sched_analyze_insn): Remove unused vars.
711 * unwind-dw2-fde.c (_Unwind_Find_FDE): Flag unused parameter so.
713 * method.c (build_mangled_C99_name): Remove unused prototype.
715 2001-05-12 Alexandre Oliva <aoliva@redhat.com>
717 * config/arm/arm.h (TARGET_PTRMEMFUNC_VBIT_LOCATION): Use delta.
719 2001-05-12 Alexandre Oliva <aoliva@redhat.com>
721 * defaults.h (TARGET_PTRMEMFUNC_VBIT_LOCATION): Define.
722 * tm.texi (TARGET_PRTMEMFUNC_VBIT_LOCATION): Document.
724 2001-05-11 Richard Henderson <rth@redhat.com>
726 * defaults.h (ASM_PREFERRED_EH_DATA_FORMAT): New.
727 * dwarf2asm.c (dw2_force_const_mem, dw2_output_indirect_constant_1,
728 dw2_output_indirect_constants, dw2_asm_output_encoded_addr_rtx): New.
729 * dwarf2asm.h (dw2_asm_output_encoded_addr_rtx): Prototype.
730 (dw2_output_indirect_constants): Prototype.
731 * dwarf2out.c (dwarf2out_begin_prologue): Generate
732 current_function_func_begin_label if we'll need it for EH. Exit
733 early for IA64_UNWIND_INFO.
734 * except.c: Get DW_EH_PE_* defines from dwarf2.h.
735 (eh_data_format_name): Update for indirect references.
736 (output_function_exception_table): Care for IA64_UNWIND_INFO.
737 Handle ASM_PREFERRED_EH_DATA_FORMAT.
738 * except.h (MUST_USE_SJLJ_EXCEPTIONS): IA64_UNWIND_INFO needn't
739 define HAVE_eh_return etc.
740 * final.c (final_start_function): Always call dwarf2out_begin_prologue.
741 (final_end_function): Don't call output_function_exception_table.
742 * toplev.c (compile_file): Call dw2_output_indirect_constants.
743 (rest_of_compilation): Invoke output_function_exception_table
744 for ia64 before assemble_end_function.
745 * tm.texi (ASM_PREFERRED_EH_DATA_FORMAT): Document.
746 (ASM_MAYBE_OUTPUT_ENCODED_ADDR_RTX): Document.
748 * unwind-dw2.c (_Unwind_GetTextRelBase, _Unwind_GetDataRelBase): New.
749 * unwind.h: Declare them.
750 * libgcc-std.ver: Export them.
751 * unwind-pe.h: New file.
753 * config/alpha/elf.h (ASM_PREFERRED_EH_DATA_FORMAT): New.
755 * config/ia64/fde-glibc.c: Use "struct unw_table_entry"
757 (find_fde_for_dso): Extract DT_PLTGOT.
758 (_Unwind_FindTableEntry): Rename from __ia64_find_fde; return
759 the segment and gp as well.
760 * config/ia64/frame-ia64.c: Remove file.
761 * config/ia64/frame-ia64.h: Remove file.
762 * config/ia64/unwind-ia64.c: New file.
763 * config/ia64/unwind-ia64.h: New file.
764 * config/ia64/ia64.h (ASM_OUTPUT_EH_CHAR): Remove.
765 (ASM_OUTPUT_EH_SHORT, ASM_OUTPUT_EH_INT): Remove.
766 (ASM_OUTPUT_EH_DOUBLE_INT): Remove.
767 (ASM_PREFERRED_EH_DATA_FORMAT): New.
768 (ASM_MAYBE_OUTPUT_ENCODED_ADDR_RTX): New.
769 (IA64_UNWIND_INFO): Re-enable.
770 (HANDLER_SECTION): Remove.
771 (EH_RETURN_DATA_REGNO): New.
772 * config/ia64/ia64.md (exception_receiver): Remove.
773 * config/ia64/t-glibc (LIB2ADDEH): Re-enable.
774 * config/ia64/t-ia64 (LIB2ADDEH): Re-enable.
776 2001-05-11 Richard Henderson <rth@redhat.com>
778 * config/ia64/ia64.c (group_barrier_needed_p): Don't allow
779 calls and jumps to be bundled together.
780 (ia64_reorg): Emit a break after a noreturn call that ends
782 * config/ia64/ia64.md (break_f): New.
784 2001-05-12 Neil Booth <neil@daikokuya.demon.co.uk>
786 * c-lex.c (lex_charconst): Convert into a simple wrapper
787 around cpp_interpret_charconst, to which most of the code
789 * cppexp.c (MAX_CHAR_TYPE_SIZE, MAX_WCHAR_TYPE_SIZE,
790 MAX_LONG_TYPE_SIZE, MAX_INT_TYPE_SIZE, MAX_CHAR_TYPE_MASK,
791 MAX_WCHAR_TYPE_MASK, parse_escape, parse_charconst): Remove.
792 (lex): Use cpp_interpret_charconst.
793 * cpplex.c (parse_escape, read_ucs, cpp_interpret_charconst,
794 hex_digit_value): New functions.
795 (MAX_CHAR_TYPE_SIZE, MAX_WCHAR_TYPE_SIZE): New macros.
796 * cpplib.h (cpp_interpret_charconst): New prototype.
797 * Makefile.in: Update.
799 2001-05-12 Dean Wakerley <dean@wakerley.com>
801 * doc/install.texi: New file. Converted to texinfo from the HTML
802 documentation in wwwdocs/htdocs/install.
804 Fri May 11 15:50:13 2001 Jeffrey A Law (law@cygnus.com)
806 * gcse.c (insert_insn_end_bb): Do not search for assignments to
807 non-argumment registers that are mentioned in CALL_INSN_FUNCTION_USAGE.
809 * toplev.c (compile_file): Move comment for opening output
810 file to just before the code that opens the output file.
812 2001-05-11 Jakub Jelinek <jakub@redhat.com>
814 * regmove.c (regmove_optimize): Suppress the optimization for
815 unchanging destination register. Add comment above function.
817 2001-05-11 Zack Weinberg <zackw@stanford.edu>
819 * Makefile.in: Exterminate all references to assert.h.
820 * cross-make: Likewise.
822 * configure.in: Correct commentary.
823 * configure: Regenerate.
825 * libgcc-std.ver, libgcc2.c, libgcc2.h, sys-protos.h:
828 * config/t-freebsd, config/t-linux, config/t-linux-aout,
829 config/t-netbsd, config/t-rtems, config/x-linux,
830 config/i386/t-beos, config/mcore/t-mcore, config/mcore/t-mcore-pe:
831 No need to override INSTALL_ASSERT_H.
833 * fixinc/fixinc.dgux, fixinc/fixinc.interix, fixinc/fixinc.ptx,
834 fixinc/fixinc.svr4, fixinc/fixinc.winnt, fixinc/fixinc.wrap,
835 fixinc/fixincl.sh: Don't install assert.h into objdir/include.
837 2001-05-11 Graham Stott <grahams@redhat.com>
839 * combine.c (simplify_comparison): Fix typo.
841 2001-05-11 Mark Mitchell <mark@codesourcery.com>
843 * loop.h (struct movables): Remove `num'.
844 * loop.c (scan_loop): Don't set it. Use count_insns_in_loop.
845 Adjust call to strength_reduce.
846 (num_unmoved_movables): New function.
847 (move_movables): Don't set movables->num.
848 (strength_reduce): Compute the number of instructions in the loop
849 here, rather than in the caller.
850 (check_dbra_loop): Always clear reversible_mem_store if there
852 (loop_regs_scan): Don't count instructions here.
853 (count_insn_in_loop): New function.
855 2001-05-11 Mark Mitchell <mark@codesourcery.com>
857 * optabs.c (emit_libcall_block): Don't mark calls as CONST_CALL_P.
859 2001-05-11 Neil Booth <neil@daikokuya.demon.co.uk>
861 * c-common.c (finish_label_expr): New function, lifted from
863 * c-common.h (finish_label_expr, lookup_label): New prototypes.
864 * c-parse.in: Move 3 blocks of parser code into new functions.
865 * c-typeck.c (simple_asm_stmt, c_cast_expr): New functions.
866 * c-tree.h (simple_asm_stmt, c_cast_expr): New prototypes.
867 (lookup_label): Remove.
869 2001-05-11 Alexandre Oliva <aoliva@redhat.com>
871 * config/mn10300/t-mn10300 (dp-bit.c, fp-bit.c): Don't define
872 FLOAT_BIT_ORDER_MISMATCH.
874 2001-05-10 David Edelsohn <edelsohn@gnu.org>
876 * expr.c (emit_push_insn): Convert PUSH_ROUNDING argument to
877 bytes. Reported by Kazu Hirata <kazu@hxi.com>.
879 2001-05-10 David Edelsohn <edelsohn@gnu.org>
881 * expr.c (emit_group_load): extract_bit_field requires a REG or
884 Thu May 10 14:45:44 2001 Jeffrey A Law (law@cygnus.com)
886 * cse.c (cse_insn): Mostly remove first hunk of code which collapsed
887 a computed jump into an unconditional jump.
888 In second hunk of code for collapsing computed and conditional jumps
889 into unconditional jumps, reemit the jump in additional cases.
891 * jump.c (jump_optimize_1): Do not wrap the new jump target
892 inside a LABEL_REF; gen_jump will do that automatically.
894 2001-05-10 Toon Moene <toon@moene.indiv.nluug.nl>
896 * dwarf2out.c (mem_loc_descriptor): Do not pass constant pool
897 contents for a SYMBOL_REF in case of floating point constants.
899 2001-05-10 DJ Delorie <dj@redhat.com>
901 * c-common.c (combine_strings): Widen strings in a
902 host-endian-independent way.
904 2001-05-10 Joseph S. Myers <jsm28@cam.ac.uk>
906 * c-parse.in: Remove many shift/reduce conflicts. Update
908 (declspecs_nosc_nots_nosa_noea, declspecs_nosc_nots_nosa_ea,
909 declspecs_nosc_nots_sa_noea, declspecs_nosc_nots_sa_ea,
910 declspecs_nosc_ts_nosa_noea, declspecs_nosc_ts_nosa_ea,
911 declspecs_nosc_ts_sa_noea, declspecs_nosc_ts_sa_ea,
912 declspecs_sc_nots_nosa_noea, declspecs_sc_nots_nosa_ea,
913 declspecs_sc_nots_sa_noea, declspecs_sc_nots_sa_ea,
914 declspecs_sc_ts_nosa_noea, declspecs_sc_ts_nosa_ea,
915 declspecs_sc_ts_sa_noea, declspecs_sc_ts_sa_ea, declspecs_ts,
916 declspecs_nots, declspecs_ts_nosa, declspecs_nots_nosa,
917 declspecs_nosc_ts, declspecs_nosc_nots, declspecs_nosc, declspecs,
918 maybe_type_quals_setattrs, typespec_nonattr, typespec_attr,
919 typespec_reserved_nonattr, typespec_reserved_attr,
920 typespec_nonreserved_nonattr, maybe_setattrs, structsp_attr,
921 structsp_nonattr, components_notype, component_notype_declarator,
922 absdcl1_ea, absdcl1_noea, direct_absdcl1, absdcl_maybe_attribute,
923 firstparm, setspecs_fp): New
924 (typed_declspecs, reserved_declspecs, typed_typespecs,
925 reserved_typespecquals, declmods, typespec, typespecqual_reserved,
926 typed_declspecs_no_prefix_attr reserved_declspecs_no_prefix_attr
927 declmods_no_prefix_attr, nonempty_type_quals, structsp,
928 type_quals): Remove. Users updated.
929 (initdecls, notype_initdecls, after_type_declarator,
930 parm_declarator, notype_declarator, absdcl1, components, ivars):
931 Don't allow attributes at the start of a declarator; include them
932 in the production containing the declarator instead. Always
933 require type specifiers before trying to redeclare a typedef name.
934 (typename): Allow for attributes but warn that they are ignored.
935 (parmlist, firstparm, setspecs_fp): Include attributes in
936 parmlist; suck them off the parser stack in firstparm using
939 Thu May 10 09:17:42 2001 Jeffrey A Law (law@cygnus.com)
941 * ifcvt.c (merge_if_block): Use any_uncondjump_p, not simplejump_p
942 to determine if a block has an unconditional jump at its end.
944 * jump.c (jump_optimize_1): When converting a conditional jump
945 to an unconditional jump, build the jump using gen_jump instead
946 of just modify operands in-place.
948 2001-05-09 Zack Weinberg <zackw@stanford.edu>
950 * cppinit.c (cpp_post_options): Shut off macro expansion if
952 * cpplib.c (_cpp_handle_directive): If -fpreprocessed, accept
953 IN_I directives only if the # is in column 1 and the directive
954 name begins in column 2.
955 * cppmain.c (scan_buffer): Insert a space between # and an
956 identifier, when that identifier is a directive name.
958 * tradcpp.c (struct file_buf): Add a pointer to the next entry
959 in the header search path.
960 (enum node_type): Add T_INCLUDE_NEXT.
961 (directive_table): Add entry for include_next.
962 (do_include_next): New function.
963 (process_include): New routine, broken out of do_include.
964 (finclude): Insert 'nhd' argument, to be copied into
965 next_header_dir of the new buffer.
966 (main): Adjust to match.
967 * gsyslimits.h, limity.h: Un-indent #include_next.
969 2001-05-09 Joseph S. Myers <jsm28@cam.ac.uk>
971 * objc.texi: Move from ../libobjc/objc-features.texi. Adjust for
972 inclusion as a chapter of the GCC manual.
973 * gcc.texi: Include objc.texi.
974 * fdl.texi: Use @unnumberedsec for the addendum.
975 * Makefile.in ($(srcdir)/gcc.info, gcc.dvi): Update dependencies.
977 Wed May 9 16:01:41 CEST 2001 Jan Hubicka <jh@suse.cz>
979 * i386.md (DImode move splitters): Use !MMX and !SSE for the condition.
981 Wed May 9 10:40:25 2001 Alexandre Oliva <aoliva@redhat.com>
983 * regclass.c (scan_one_insn): Update REG_N_REFS when optimizing
984 handling of two-address insns.
986 Wed May 9 10:36:18 2001 Alexandre Oliva <aoliva@redhat.com>
988 * Makefile.in (NM_FOR_TARGET): Look for ./nm, then
989 ../binutils/nm-new instead of ../binutils/nm.
991 Wed May 9 12:15:46 CEST 2001 Jan Hubicka <jh@suse.cz>
993 * i386.md (movdi splitter): Fix the splitting condition
994 (float_extenddftf splitter): Fix mode.
996 Wed May 9 12:05:39 CEST 2001 Jan Hubicka <jh@suse.cz>
998 * genrecog.c (write_switch): Avoid outputting of switch for
999 types wider than int.
1001 2001-05-03 Andrew Haley <aph@cambridge.redhat.com>
1003 * reload1.c (copy_eh_notes): New function.
1004 (emit_input_reload_insns): Call it.
1005 (emit_output_reload_insns): Call it.
1007 2001-05-07 Zack Weinberg <zackw@stanford.edu>
1009 * config.gcc (i[34567]86-*-sco3.2v4*, i[34567]86-*-sco*):
1011 * config/i386/sco.h, config/i386/sco4.h, config/i386/scodbx.h,
1012 config/i386/sco4dbx.h, config/i386/x-sco4: Delete file.
1014 * optabs.c: Delete #ifdef BROKEN_LDEXP block.
1016 2001-05-07 John David Anglin <dave@hiauly1.hia.nrc.ca>
1018 * pa.md (interspace_jump): Revise comment.
1019 (builtin_longjmp): Block initial setup insns from delay slot of
1021 (builtin_setjmp_receiver): New expander to save and restore PIC
1024 * som.h (NM_FLAGS): Remove `-n' sort option. Revise comment.
1026 Mon May 7 09:30:14 2001 Jeffrey A Law (law@cygnus.com)
1028 * toplev.c (compile_file): Set up the output file before we call
1029 the various initializers for the compiler.
1031 * except.c (sjlj_mark_call_sites): Do not search for assignments to
1032 non-argumment registers that are mentioned in CALL_INSN_FUNCTION_USAGE.
1034 * pa.h (MAX_LONG_TYPE_SIZE): Should be 32, not 64.
1035 * pa-64.h (*_TYPE_SIZE): Undefine before redefining.
1037 2001-05-06 Zack Weinberg <zackw@stanford.edu>
1039 * Makefile.in (tradcpp0): Correct typo in dependency list.
1041 2001-05-06 Geoff Keating <geoffk@redhat.com>
1043 * config/rs6000/rs6000.c (rs6000_emit_prologue): Don't save
1044 the link register if we're not going to use it.
1046 * config/rs6000/rs6000.c (output_profile_hook): Fix a warning.
1047 (output_function_profiler): Likewise.
1049 2001-05-07 Alan Modra <amodra@one.net.au>
1051 * pa.c (compute_frame_size): 64-bit frame marker is 16 bytes.
1053 2001-05-06 Alexandre Oliva <aoliva@redhat.com>
1055 * unroll.c (loop_iterations): Don't sign-extend abs_diff;
1056 zero-extend it. Make abs_inc unsigned.
1058 * optabs.c (expand_binop): Sign-extend xop0 and xop1 from the
1059 widest mode in narrowing and widening operations.
1061 * config/mips/mips.md: Sign extend CONST_INTs.
1063 2001-05-06 Andreas Jaeger <aj@suse.de>
1065 * invoke.texi (Option Summary): Add -momit-leaf-frame-pointer
1066 (i386 Options): Document -momit-leaf-frame-pointer.
1068 2001-05-06 Neil Booth <neil@daikokuya.demon.co.uk>
1070 * c-typeck.c (internal_build_compound_expr): Check for
1071 array to pointer conversion just once.
1073 2001-05-05 Richard Henderson <rth@redhat.com>
1075 * integrate.c (copy_insn_list): Substitute NOTE_EXPECTED_VALUE.
1077 2001-05-05 Richard Henderson <rth@redhat.com>
1079 * except.c (remove_fixup_regions): Adjust REG_EH_REGION notes
1080 to the parent of the fixup region.
1082 2001-05-05 Jakub Jelinek <jakub@redhat.com>
1084 * gcc.c (cpp_options): Define __NO_INLINE__ unless we are honoring
1086 * cpp.texi (__NO_INLINE): Document it.
1088 2001-05-05 Neil Booth <neil@daikokuya.demon.co.uk>
1090 * cppfiles.c (struct include_file): New member err_no.
1091 (find_or_create_entry): Set it.
1092 (open_file): Don't set fds to -2. Instead, use err_no to
1093 remember previous errors, if any.
1095 2001-05-05 Stephane Carrez <Stephane.Carrez@worldnet.fr>
1097 * config/m68hc11/m68hc11.c (m68hc11_gen_movhi): Optimize moves
1098 between X and Y by using sequences of xgdx and xgdy.
1100 2001-05-05 Stephane Carrez <Stephane.Carrez@worldnet.fr>
1102 * config/m68hc11/m68hc11.md ("*logicalsi3_silshr16"): Use '?' instead
1103 of '!' for the 'D' alternative ('!' is too strong).
1104 ("*logicalsi3_silshl16"): Likewise.
1105 ("movstricthi"): Accept 'A' when 'd' constraint, remove spurious '+'.
1106 ("movstrictsi"): Remove spurious '+'.
1107 ("movstrictqi"): Don't accept 'A' and remove spurious '+'.
1108 ("tstqi_1", "*lshrqi3_const1"): Put 'm' constraint before 'd'.
1109 ("subqi3"): Disparage with '!' the 'x' and 'y' registers to avoid
1112 2001-05-04 David Edelsohn <edelsohn@gnu.org>
1114 * calls.c (store_one_arg): Don't divide align by BITS_PER_UNIT.
1116 2001-05-04 Lars Brinkhoff <lars@nocrew.org>
1118 * simplify-rtx.c (simplify_binary_operation): Simplify ~a + 1
1121 2001-05-04 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
1123 * config/rs6000/rs6000.md (ashldi3 splits): Guard with
1126 2001-05-04 Stephane Carrez <Stephane.Carrez@worldnet.fr>
1128 * config/m68hc11/m68hc11.md (lshrhi3_const1): Fix shift of
1129 soft register, use ror instead of rol.
1131 2001-05-04 Stephane Carrez <Stephane.Carrez@worldnet.fr>
1133 * config/m68hc11/m68hc11.c (m68hc11_check_z_replacement): Take
1134 into account pre/post increment decrement for 68HC12.
1135 Fix other problems in replacement and fix call to reg_mentioned_p.
1137 2001-05-04 Stephane Carrez <Stephane.Carrez@worldnet.fr>
1139 * config/m68hc11/larith.asm (L_regs_frame): New for _.frame.
1140 Put the soft registers in bss for 68HC12.
1141 (L_regs_d3_4): New for _.d3 and _.d4.
1142 (L_regs_d5_6): Likewise.
1143 (L_regs_d1_2): Likewise.
1144 * config/m68hc11/t-m68hc11-gas (T_CPPFLAGS): Compile new parts.
1146 2001-05-04 Stephane Carrez <Stephane.Carrez@worldnet.fr>
1148 * config/m68hc11/m68hc11.h (CPP_SPEC): Pass -D__HAVE_SHORT_DOUBLE__
1149 to the pre-processor when -fshort-double is specified.
1150 * config/m68hc11/m68hc11.2 (CPP_SPEC): Likewise.
1152 2001-05-04 Stephane Carrez <Stephane.Carrez@worldnet.fr>
1154 * config/m68hc11/larith.asm (divmodhi4): Empty for 68HC12.
1155 (__mulsi3): Rewrite for 68HC12.
1156 * config/m68hc11/m68hc11.md (divmodhi4): Use idivs for 68HC12.
1157 Mark 'x' constraint with earlyclobber to prevent a
1158 RELOAD_FOR_OTHER_ADDRESS to go in it.
1159 (mulhi3_m68hc12): New pattern.
1160 (mulhi3_m68hc11): Rename of mulhi3.
1161 (mulhi3): New expand for 68HC12 optimisation.
1162 (umulhisi3, mulhisi3): New patterns for 68HC12.
1164 2001-05-04 Stephane Carrez <Stephane.Carrez@worldnet.fr>
1166 * config/m68hc11/m68hc11.md (*tbne, *tbeq): New patterns for 68HC12.
1167 (extendqisi2, extendqihi2, extendhisi2): Use sex for 68HC12.
1168 (uminqi3, umaxqi3, uminhi3, umaxhi3): New pattern for 68HC12.
1170 2001-05-04 Stephane Carrez <Stephane.Carrez@worldnet.fr>
1172 * config/m68hc11/m68hc11.h (CONST_COSTS): Make the cost of
1173 constants cheap after reload.
1174 * config/m68hc11/m68hc11.c (m68hc11_shift_cost): Shift by 16 and 32
1176 (m68hc11_rtx_costs): Cost of multiplication by 65536 is expensive
1177 so that gcc prefers a shift by 16.
1178 (m6811_cost, m6812_cost): Make the shift cheap compared to an add.
1180 2001-05-04 Nick Clifton <nickc@cambridge.redhat.com>
1182 * config/arm/elf.h (ASM_OUTPUT_ALIGNED_COMMON): Define.
1184 2001-05-04 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1186 * alpha.h: NULL_PTR -> NULL.
1193 * i386.md: Likewise.
1196 * m68hc11.h: Likewise.
1197 * rs6000.h: Likewise.
1200 * sparc.h: Likewise.
1204 * final.c: Likewise.
1206 * recog.c: Likewise.
1208 2001-05-04 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1210 * i386.c (ix86_emit_restore_regs_using_mov, ix86_save_reg): Change
1211 `bool' parameter to `int'.
1213 * hash.c (hash_lookup): Likewise.
1215 * hash.h (hash_lookup): Likewise.
1217 * tlink.c (symbol_hash_lookup, demangled_hash_lookup): Likewise.
1219 Fri May 4 13:10:03 CEST 2001 Jan Hubicka <jh@suse.cz>
1221 * i386.c (x86_initialize_trampoline): Fix mode of constant.
1223 2001-05-03 Geoff Keating <geoffk@redhat.com>
1225 * invoke.texi (i386 Options): Delete references to -malign-jumps,
1226 -malign-loops, -malign-functions.
1227 * i386.c (ix86_align_funcs): Delete.
1228 (ix86_align_loops): Delete.
1229 (ix86_align_jumps): Delete.
1230 (override_options): Mark -malign-* as obsolete. Emulate their
1231 behaviour with the -falign-* options. Default -falign-* from
1232 the processor table.
1233 * i386.h (FUNCTION_BOUNDARY): Define to 16; revert Richard Kenner's
1234 patch of Wed May 2 13:09:36 2001.
1235 (LOOP_ALIGN): Delete.
1236 (LOOP_ALIGN_MAX_SKIP): Delete.
1237 (LABEL_ALIGN_AFTER_BARRIER): Delete.
1238 (LABEL_ALIGN_AFTER_BARRIER_MAX_SKIP): Delete.
1240 2001-05-04 Andreas Jaeger <aj@suse.de>
1242 * except.h: Add prototype declaration for
1243 expand_builtin_init_dwarf_reg_sizes.
1245 2001-05-03 Geoffrey Keating <geoffk@redhat.com>
1247 * Makefile.in (site.exp): Set TESTING_IN_BUILD_TREE.
1249 2001-05-03 Stephane Carrez <Stephane.Carrez@worldnet.fr>
1251 * config/m68hc11/m68hc11.md ("bitcmpqi"): New pattern for bitb
1253 ("bitcmpqi2"): New pattern for bit-extract and test.
1254 ("bitcmphi"): New pattern for bitb/bita instructions.
1256 2001-05-03 Joseph S. Myers <jsm28@cam.ac.uk>
1258 * gccbug.in: Use a temporary directory when the mktemp command is
1261 2001-05-03 Stephane Carrez <Stephane.Carrez@worldnet.fr>
1263 * config/m68hc11/m68hc11.h (STATIC_CHAIN_REGNUM): Use soft z register
1265 (INITIALIZE_TRAMPOLINE): Call it.
1266 (TRAMPOLINE_SIZE): Define according to 68HC11/68HC12.
1267 (TRAMPOLINE_TEMPLATE): Remove.
1268 * config/m68hc11/m68hc11.c (m68hc11_initialize_trampoline): New.
1269 * config/m68hc11/m68hc11-protos.h (m68hc11_initialize_trampoline):
1272 2001-05-03 David O'Brien <obrien@FreeBSD.org>
1274 * config/t-freebsd: Don't install "assert.h" in gcc. Compile crtbeginS.o
1275 and crtendS.o with PIC.
1277 2001-05-03 Stephane Carrez <Stephane.Carrez@worldnet.fr>
1279 * config/m68hc11/larith.asm (__mulqi3): Fix multiplication of two
1281 (___subdi3, ___adddi3): Use x instead of y as index register.
1282 (__init_bss_section, __map_data_section): Optimize for 68HC12.
1283 (__memset, __memcpy): Likewise.
1284 (regs): Put the soft registers in bss for 68HC12.
1285 (abort): Use trap to abort for 68hc12.
1286 (__mulhi3, __mulhi32): Use emul for 68hc12.
1287 (__mulsi3): Avoid to use the tmp soft register for 68hc12.
1289 2001-05-03 Stephane Carrez <Stephane.Carrez@worldnet.fr>
1291 * config/m68hc11/m68hc11.h (LIMIT_RELOAD_CLASS): Don't define.
1292 * config/m68hc11/m68hc11-protos.h (limit_reload_class): Remove.
1293 * config/m68hc11/m68hc11.c (limit_reload_class): Remove.
1294 (m68hc11_override_options): Remove setting of flag_no_nonansi_builtin.
1295 Set 68HC12 min offset to -65536.
1296 (print_operand): Put parenthesis arround the operand if it refers
1297 to a symbol having the same name as a register.
1298 (m68hc11_z_replacement): When z register is replaced by its
1299 equivalent soft register, force the insn to be re-recognized.
1300 (m68hc11_check_z_replacement): Fix the test when destination is
1301 the index register and z dies in the insn.
1302 (m68hc11_reorg): Remove the REG_DEAD notes beforce recomputing them.
1304 2001-05-03 Stephane Carrez <Stephane.Carrez@worldnet.fr>
1306 * config/m68hc11/m68hc11.c (m68hc11_override_options): Initialize
1307 costs according to processor variant.
1308 (m68hc11_shift_cost): New function to compute shift costs.
1309 (m68hc11_rtx_costs): Define costs according to processor variant.
1310 (m6811_cost): Costs for 68HC11.
1311 (m6812_cost): Costs for 68HC12.
1312 (COSTS_N_INSNS): Remove.
1314 * config/m68hc11/m68hc11.h (RTX_COSTS): New.
1315 (DEFAULT_RTX_COSTS): Remove.
1316 (CONST_COSTS): Define costs according to OUTER_CODE.
1317 (processor_costs): New struct to define costs.
1318 (m68hc11_cost): Pointer to current costs.
1320 2001-05-03 Stephane Carrez <Stephane.Carrez@worldnet.fr>
1322 * config/m68hc11/m68hc11.md (*addhi3_68hc12): Fix generation
1323 and use m68hc11_notice_keep_cc when using leax/leay.
1324 (addhi3 split): Reject split if the insn is handled by
1326 * config/m68hc11/m68hc11.c (m68hc11_split_move): For 68HC12 the
1327 push must be handled in a special way if the source operand uses
1328 sp as index register.
1329 (m68hc11_notice_keep_cc): New function.
1330 (m68hc11_gen_movhi): Use it when an insn changes a register but
1332 (m68hc11_gen_movqi): Fix move for 68HC12.
1333 * config/m68hc11/m68hc11-protos.h (m68hc11_notice_keep_cc): Declare.
1335 2001-05-03 Stephane Carrez <Stephane.Carrez@worldnet.fr>
1337 * config/m68hc11/m68hc11.c (m68hc11_emit_libcall): Use LCT_CONST
1338 and don't pass operands[0] to emit_library_call_value.
1340 2001-05-03 Stephane Carrez <Stephane.Carrez@worldnet.fr>
1342 * config/m68hc11/m68hc11.md (tsthi_1): Use cpd for 68HC12.
1343 (zero_extendsi split): Simplify and use (zero_extendhi).
1344 (*addhi3): Remove 'w' constraint since stack pointer is handled
1346 (*ashlhi3_2): Operand 2 is clobbered use '+' for its constraint.
1347 (*ashlhi3, *ashrhi3, *lshrhi3): Likewise.
1348 (*ashrhi3_const): Fix shift by 7.
1349 (*lshrsi3_const16): Fix template.
1350 (call, call_value): Fix constraint and predicate.
1352 2001-05-03 Stephane Carrez <Stephane.Carrez@worldnet.fr>
1354 * config/m68hc11/m68hc11.md (X_REGNUM, D_REGNUM): New constant.
1355 (Y_REGNUM, SP_REGNUM, PC_REGNUM, A_REGNUM, B_REGNUM): Likewise.
1356 (CC_REGNUM): Likewise.
1357 (*unnamed splits): Use above constants instead of hard coded numbers.
1358 (*adcq, *subcq, *addsi_carry, *rotlqi3_with_carry): Likewise.
1359 (*rotlhi3_with_carry, *rotrhi3_with_carry): Likewise.
1360 (*return_16bit, *unnamed peepholes): Likewise.
1362 2001-05-03 David O'Brien <obrien@FreeBSD.org>
1364 * config.gcc(rs6000-ibm-aix|powerpc-ibm-aix): Do not include
1365 rs6000/rs6000.h twice.
1367 2001-05-03 Mark Elbrecht <snowball3@bigfoot.com>
1369 * config/i386/djgpp.h (CPP_PREDEFINES): Define __GO32__.
1370 (CPP_SPEC): Conditionally define MSDOS and GO32.
1371 (SUBTARGET_SWITCHES): Ignore -mbnu210 and -mno-bnu210.
1372 (SUBTARGET_OVERRIDE_OPTIONS): Warn that -mbnu210 and -mno-bnu210 are
1374 (SUPPORTS_WEAK, SUPPORTS_ONE_ONLY): Remove.
1376 2001-05-03 Alexandre Oliva <aoliva@redhat.com>
1378 * config/mn10300/mn10300.md: Sign-extend GEN_INT operands.
1380 2001-05-03 Mark Mitchell <mark@codesourcery.com>
1382 * integrate.h (struct inline_remap): Add leaf_reg_map table.
1383 * integrate.c (expand_inline_function): Use xcalloc to allocate
1385 (copy_rtx_and_substitute): Use the leaf_reg_map for leaf
1388 2001-05-03 Mark Mitchell <mark@codesourcery.com>
1390 * c-dump.c (dequeue_and_dump): Don't look at DECL_ASSEMBLER_NAME
1393 2001-05-03 Alexandre Oliva <aoliva@redhat.com>
1395 * config/mn10300/mn10300.h (LINK_SPEC): Pass --relax to the
1396 linker if -mrelax is given.
1397 (TARGET_SWITCHES): Document -mrelax.
1399 Re-installed 2001-01-09's patch:
1400 * hwint.h (HOST_BITS_PER_WIDE_INT, HOST_WIDE_INT): Use long long
1401 if it's wider than long and the target's long is wider than the
1404 2001-05-02 David O'Brien <obrien@FreeBSD.org>
1406 * config.gcc, config/rs6000/aix51.h, config/rs6000/mach.h: Do not
1407 directly include rs6000/rs6000.h. Instead do it in tm.h.
1409 2001-05-02 Stan Shebs <shebs@apple.com>
1411 * objc/objc-act.c (STRING_OBJECT_CLASS_NAME): Default to
1412 NSConstantString for NeXT-style runtimes.
1413 (STRING_OBJECT_GLOBAL_NAME): New macro.
1414 (enum objc_tree_index): Add values OCTI_CNST_STR_GLOB_ID and
1415 OCTI_STRING_CLASS_DECL.
1416 (constant_string_global_id): New macro.
1417 (string_class_decl): Ditto.
1418 (setup_string_decl): New function.
1419 (build_objc_string_object): Use it to build a NeXT runtime
1420 compatible string initializer.
1422 2001-05-02 Jakub Jelinek <jakub@redhat.com>
1424 * tradcpp.c (do_define): Make sure we don't walk past limit.
1426 2000-05-01 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
1428 * config/rs6000/rs6000.c (rs6000_legitimate_address): Allow any stack
1429 offsets if not REG_OK_STRICT.
1431 * config/rs6000/rs6000.h (REG_OK_STRICT_FLAG): New macro.
1432 (INT_REG_OK_FOR_INDEX_P): Likewise.
1433 (INT_REG_OK_FOR_BASE_P): Likewise.
1434 (REG_OK_FOR_INDEX_P): Use INT_REG_OK_FOR_INDEX_P.
1435 (REG_OK_FOR_BASE_P): Use INT_REG_OK_FOR_BASE_P.
1436 (LEGITIMATE_OFFSET_ADDRESS_P): Use INT_REG_OK_FOR_INDEX_P and
1437 INT_REG_OK_FOR_BASE_P instead of REG_OK_FOR_INDEX_P and
1438 REG_OK_FOR_BASE_P. Take an additional parameter.
1439 (LEGITIMATE_INDEXED_ADDRESS_P): Likeewise.
1440 (LEGITIMATE_INDIRECT_ADDRESS_P): Likewise.
1441 (LEGITIMATE_LO_SUM_ADDRESS_P): Likewise.
1442 (GO_IF_LEGITIMATE_ADDRESS): Move code into new function
1443 rs6000_legitimate_address() and use it.
1444 * config/rs6000/rs6000.c: Update all callers.
1445 (rs6000_legitimate_address): New function.
1447 2001-05-02 David Edelsohn <edelsohn@gnu.org>
1449 * config/rs6000/rs6000.c (rs6000_emit_move): Merge
1450 special_constant conditional blocks together.
1452 2001-05-02 Dale Johannesen <dalej@apple.com>
1454 * config/rs6000/rs6000.h (RS6000_ARG_SIZE): Remove unused NAMED
1456 (STRICT_ARGUMENT_NAMING): Define.
1457 * config/rs6000/rs6000.c (function_arg_advance, function_arg,
1458 function_arg_partial_nregs, setup_incoming_varargs): Remove
1459 args logic which depends on "named" now that STRICT_ARGUMENT_NAMING
1462 Wed May 2 13:09:36 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1464 * config/i386/i386.h (FUNCTION_BOUNDARY): Result is unsigned.
1466 * function.c (fixup_var_regs_1, case SUBREG): Use promoted mode
1469 * expr.c (store_field): Do nothing except elaborate side-effects if
1472 2001-05-02 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1474 * c-lex.c: NULL_PTR -> NULL.
1476 * emit-rtl.c: Likewise.
1478 * genpeep.c: Likewise.
1480 * mips-tdump.c: Likewise.
1481 * reload1.c: Likewise.
1482 * rtlanal.c: Likewise.
1484 * stor-layout.c: Likewise.
1485 * toplev.c: Likewise.
1487 2001-05-01 Per Bothner <per@bothner.com>
1489 * expr.c (expand_expr): When compiling LABELED_BLOCK_EXPR,
1490 call do_pending_stack_adjust before emiting label.
1492 2001-05-01 Mark Mitchell <mark@codesourcery.com>
1494 * extend.texi: Fix typo.
1496 2001-05-01 Stan Shebs <shebs@apple.com>
1498 * objc/objc-act.c (build_module_descriptor): Clear DECL_CONTEXT
1499 of UOBJC_MODULES_decl.
1500 (generate_strings): Clear DECL_CONTEXT of new decl nodes.
1501 (generate_descriptor_table): Ditto.
1502 (generate_protocols): Ditto.
1503 (generate_protocol_list): Ditto.
1504 (generate_classref_translation_entry): Ditto.
1506 2001-05-01 Jeffrey Oldham <oldham@codesourcery.com>
1508 * invoke.texi (Optimize Options): Add documentation for `--param
1509 max-delay-slot-insn-search' and `--param
1510 max-delay-slot-live-search' and reorder --param section.
1511 * params.def: Modify initial comment.
1512 * params.h (param_info): Add `help' member.
1513 * toplev.c (lang_independent_params): Include `help' description.
1514 (display_help): Print --param parameters.
1516 2001-05-01 Zack Weinberg <zackw@stanford.edu>
1518 * config.gcc: Don't default xmake_file to ${cpu_type}/x-${cpu_type}.
1519 Remove references to deleted files.
1520 (*-*-openbsd): No need to override xmake_file.
1521 (*-*-sysv4): Treat like *-*-sysv.
1523 * configure.in: Probe for ldopen in various places, and set up
1524 collect2 to be linked with them if found.
1525 Don't dink with Windows registry stuff unless $host_os is a
1526 Win32 os name. Check to see if we need -ladvapi32.
1527 * configure: Regenerate.
1529 * Makefile: Get rid of CLIB and HOST_CLIB.
1530 Substitute in COLLECT2_LIBS and link collect2 against its contents.
1531 * build-make: Get rid of HOST_CLIB.
1533 * config/a29k/x-unix, config/alpha/x-osf, config/i386/x-aix,
1534 config/i386/x-osfrose, config/m68k/x-dpx2, config/mips/x-iris3,
1535 config/mips/x-mips, config/mips/x-osfrose, config/mips/x-sony,
1536 config/mips/x-sysv, config/rs6000/x-aix31, config/rs6000/x-aix41,
1537 config/rs6000/x-rs6000: Delete.
1539 * config/i386/x-cygwin, config/m68k/t-aux, config/mips/x-iris:
1542 24 x-host fragments remain, 0 x-cpu, 3 top level.
1544 2001-05-01 Zack Weinberg <zackw@stanford.edu>
1546 * aclocal.m4 (gcc_AC_C_CHAR_BIT): Correct test program.
1547 * configure: Regenerate.
1549 2001-05-01 Angela Marie Thomas <angela@cygnus.com>
1551 * Makefile.in (install-headers): Remove redundant dependency.
1553 2001-05-01 Nathan Sidwell <nathan@codesourcery.com>
1555 * c-tree.texi (USING_STMT): Document.
1557 2001-05-01 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1559 * bitmap.c: Change NULL_PTR to NULL or "(rtx*)0".
1560 * c-common.c: Likewise.
1561 * c-decl.c: Likewise.
1562 * combine.c: Likewise.
1563 * rs6000.c: Likewise.
1564 * except.c: Likewise.
1565 * explow.c: Likewise.
1567 * fold-const.c: Likewise.
1568 * function.c: Likewise.
1571 * integrate.c: Likewise.
1573 * objc/objc-act.c: Likewise.
1574 * recog.c: Likewise.
1575 * reg-stack.c: Likewise.
1576 * reload.c: Likewise.
1577 * reload1.c: Likewise.
1578 * simplify-rtx.c: Likewise.
1580 * varasm.c: Likewise.
1582 2001-05-01 Gabriel Dos Reis <gdr@codesourcery.com>
1584 * diagnostic.def: New file.
1585 * diagnostic.h (diagnostic_t): New enum.
1586 * Makefile.in (diagnostic.o): Depend on diagnostic.def
1588 2001-04-30 Zack Weinberg <zackw@stanford.edu>
1590 * tsystem.h: Test only POSIX for availability of string.h
1592 * config.gcc (all systems): If USG appeared in xm_defines,
1593 change it to POSIX. If both USG and POSIX appeared, just
1594 delete USG. Remove unnecessary quotes around xm_defines
1596 (m68k-crds-unos*): Don't #define unos - tested nowhere.
1597 (m68k-apple-aux*): Don't #define AUX - tested nowhere.
1598 (alpha*-*-linux*ecoff*, powerpc-*-linux*libc1,
1599 powerpc-*-linux*): No need to set xm_defines - handled by
1600 global settings for *-*-linux*.
1602 2001-04-30 Zack Weinberg <zackw@stanford.edu>
1604 * dbxout.c, mips-tfile.c, config/mips/mips.c, xcoffout.c:
1605 Always include gstab.h, not system stab.h. Don't provide
1606 default definitions of N_CATCH or N_OPT. Always use the
1607 gstab.h variant of STAB_CODE_TYPE.
1608 * final.c: Don't include stab.h/gstab.h at all, or provide
1609 defaults for N_SLINE and N_SOL.
1611 * xcoffout.c: Can assume N_MAIN, N_DSLINE, N_BSLINE, N_BINCL,
1612 N_EINCL, N_EXCL, N_M2C, N_SCOPE, N_CATCH, and N_OPT are
1614 * sdbout.c: Always include gsyms.h instead of system syms.h.
1616 * configure.in: No need to check for stab.h.
1617 * configure, config.in: Regenerate.
1618 * Makefile.in (final.o): Don't depend on gstab.h.
1620 2001-04-30 Mark Mitchell <mark@codesourcery.com>
1621 Richard Henderson <rth@redhat.com>
1623 * extend.texi: Improve documentation of volatile asms.
1625 2001-04-30 Mark Mitchell <mark@codesourcery.com>
1627 * c-tree.texi: Fix thinko.
1628 * gcc.texi: Likewise.
1630 2001-04-30 Richard Henderson <rth@redhat.com>
1632 * c-common.c (c_promoting_integer_type_p): New function, from the
1633 corpse of old macro. Properly promote too-small enumerations and
1634 booleans. Adjust all callers.
1635 * c-common.h (C_PROMOTING_INTEGER_TYPE_P): Remove.
1636 (c_promoting_integer_type_p): Declare.
1637 * c-decl.c: Adjust C_PROMOTING_INTEGER_TYPE_P invocations.
1638 * c-typeck.c: Likewise.
1639 (default_conversion): Remove now redundant boolean check.
1641 2001-04-30 Jan Hubicka <jh@suse.cz>
1642 Richard Henderson <rth@redhat.com>
1644 * regmove.c (try_apply_stack_adjustment): Remove now redundant
1646 (combine_stack_adjustments_for_block): Don't combine stack
1647 allocation followed by deallocations. Handle grow-up stacks.
1649 2001-04-30 Mark Mitchell <mark@codesourcery.com>
1651 * fdl.texi: New file.
1652 * c-tree.texi: Use the GFDL.
1653 * gcc.texi: Likewise.
1655 2001-04-30 Stan Shebs <shebs@apple.com>
1657 * invoke.texi: Add a section documenting Objective-C options.
1659 2001-04-27 Andrew Haley <aph@cambridge.redhat.com>
1661 * emit-rtl.c (try_split): Copy EH notes to sequence.
1663 2001-04-30 Mark Mitchell <mark@codesourcery.com>
1665 * regmove.c (record_stack_memrefs): Catch all references to the
1668 2001-04-29 Toomas Rosin <toomas at ns dot tklabor dot ee>
1670 * Makefile.in (stmp-fixinc): quote shell assignment values
1672 2001-04-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1674 * c-aux-info.c: NULL_PTR->NULL in calls to `concat'.
1678 * prefix.c: Likewise.
1680 2001-04-28 Stan Shebs <shebs@apple.com>
1682 * objc/objc-act.c (handle_class_ref): Rewrite to flush target
1683 specific code and use new macro ASM_DECLARE_UNRESOLVED_REFERENCE.
1684 * config/darwin.h (ASM_DECLARE_UNRESOLVED_REFERENCE): Define.
1685 * tm.texi (ASM_DECLARE_UNRESOLVED_REFERENCE): Document.
1687 * config/darwin.h (STANDARD_EXEC_PREFIX): Don't define.
1688 (NEXT_OBJC_RUNTIME): Define.
1690 Sat Apr 28 21:02:58 CEST 2001 Jan Hubicka <jh@suse.cz>
1692 * rtl.h (simplify_gen_relational): Add cmp_mode parameter.
1693 * simplify-rtx.c (simplify_gen_relational): Likewise.
1695 * simplify-rtx.c (simplify_replace_rtx): Handle relationals and MEMs.
1697 * i386.h (VALID_SSE_REG_MODE): Accept MMX modes if SSE2
1698 * i386.md (movsi_1, movdi2, movdi_1_rex64): Handle SSE2 moves.
1700 * i386.md (negsf2, negdf2, abssf2, absdf2): Force operands to
1701 registers in SSE case; fix handling of the immediates.
1702 (negsf2_ifs, abssf2_ifs): Tweak constraints; require
1703 operands to be in regsiters before reload.
1704 (negdf2_ifs, absdf2_ifs): Likewise; disable for 64bit
1705 (negdf2_ifs_rex64, absdf2_ifs_rtx64): New.
1706 (abstf,absxf,negtf,negxf splitters): Compute
1707 properly the regnum for x86_64.
1708 (avsdf2_if_rex64): New.
1710 Sat Apr 28 10:36:23 2001 Jeffrey A Law (law@cygnus.com)
1712 * flow.c (propagate_block_delete_insn): Handle deletion of ADDR_VEC
1713 and ADDR_DIFF_VEC insns when the proceeding CODE_LABEL was put
1714 into the constant pool.
1715 * jump.c (jump_optimize_1): Remove barrier successors after all
1716 the LABEL_NUSES counds have been computed.
1717 (delete_barrier_successors): When deleting a tablejump insn, also
1718 delete the jump table it uses.
1719 * varasm.c (force_const_mem): Set LABEL_PRESERVE_P when forcing a
1722 2001-04-28 Martin Kalen <martin.kalen@todaysystems.com.au>
1724 * pa.c (FRP): Remove erroneous white space in macro definition.
1726 2001-04-28 Andreas Jaeger <aj@suse.de>
1728 * invoke.texi: Use XX-bit instead of XXbit or XX bit where
1730 * extend.texi: Likewise.
1731 * tm.texi: Likewise.
1733 2001-04-28 Andreas Jaeger <aj@suse.de>
1735 * md.texi: Use XX-bit instead of XXbit or XX bit where
1738 2001-04-28 Jens Schweikhardt <schweikh@schweikhardt.net>
1740 * gcc.c (process_command): Allow -l lib in addition to -llib
1741 for POSIX compliance. This fixes PR c/2347.
1743 * invoke.texi: Update section on Link Options accordingly.
1745 2001-04-27 Zack Weinberg <zackw@stanford.edu>
1747 * function.c (purge_addressof_1): Remove the duplicate
1748 if (code == SET) block. Fold the two if (code == ADDRESSOF)
1751 2001-04-28 Jason Merrill <jason_merrill@redhat.com>
1753 * except.c (expand_eh_region_start): Don't start a new block.
1754 (expand_eh_region_end): Don't end a block.
1755 * stmt.c (expand_end_bindings): Don't end EH blocks.
1756 (expand_decl_cleanup): Starting an EH region won't change the block.
1757 (mark_block_as_eh_region, mark_block_as_not_eh_region): Lose.
1758 (is_eh_region): Lose.
1761 2001-04-27 Jeffrey Oldham <oldham@codesourcery.com>
1763 * except.c (expand_eh_region_end_cleanup): word_mode, not Pmode.
1765 * collect2.c (main): Add `-L' case to remove duplicate entries.
1766 (is_in_args): New function to check for a duplicate argument.
1767 * defaults.h (LINK_ELIMINATE_DUPLICATE_LDIRECTORIES): New macro.
1768 * tm.texi (LINK_ELIMINATE_DUPLICATE_LDIRECTORIES): New documentation.
1769 * config/mips/iris6.h (LINK_ELIMINATE_DUPLICATE_LDIRECTORIES):
1770 Define to be nonzero.
1772 2001-04-27 Andreas Jaeger <aj@suse.de>
1773 Richard Henderson <rth@redhat.com>
1775 * md.texi (Machine Constraints): Document additional i386
1776 constraints and fix description of "A".
1778 Fri Apr 27 10:43:49 2001 Jeffrey A Law (law@cygnus.com)
1780 * tm.texi (TARGET_MEM_FUNCTIONS): Update text.
1782 2001-04-27 Jason Merrill <jason_merrill@redhat.com>
1784 * except.c (get_exception_filter): word_mode, not Pmode.
1786 2001-04-26 Geoffrey Keating <geoffk@redhat.com>
1788 * config/sparc/sparc.md (movsf_no_f_insn): Add more alternatives
1789 common to other movsf patterns. Move up so that in future
1790 people who change the other patterns will change it too.
1791 (movsf_lo_sum): Allow even for soft-float; add appropriate
1793 (movsf_high): Likewise.
1794 (movsf_high+1): Allow even for soft-float.
1796 * function.c (expand_function_end): Always clobber the
1797 return registers, even if there is no return label.
1799 Thu Apr 26 20:28:21 CEST 2001 Jan Hubicka <jh@suse.cz>
1801 * (ix86_expand_fp_movcc): Re-enable SSE conditional move generation.
1803 Thu Apr 26 19:20:28 CEST 2001 Jan Hubicka <jh@suse.cz>
1805 * i386.md (abs/neg splitter): Fix calculation of sign bit for TFmodes
1806 (pushqi2_rex64, pushhi2_rex64): Add.
1808 2001-04-26 Andrew Haley <aph@cambridge.redhat.com>
1810 * except.c (expand_eh_region_end_cleanup): Force pending stack
1811 adjust before emitting label that branches around cleanup code.
1813 2001-04-26 H.J. Lu (hjl@gnu.org)
1815 * config.gcc (mips*-*-linux*): Add elfos.h to tm_file.
1817 * config/mips/ecoff.h (STARTFILE_SPEC): Undefine before
1819 * config/mips/elf64.h (MAX_OFILE_ALIGNMENT): Likewise.
1820 (ASM_OUTPUT_SECTION_NAME): Likewise.
1821 (ASM_WEAKEN_LABEL): Likewise.
1822 (UNIQUE_SECTION): Likewise.
1823 (ASM_OUTPUT_CONSTRUCTOR): Likewise.
1824 (ASM_OUTPUT_DESTRUCTOR): Likewise.
1825 * config/mips/elf.h (MAX_OFILE_ALIGNMENT): Likewise.
1826 (ASM_OUTPUT_SECTION_NAME): Likewise.
1827 (ASM_WEAKEN_LABEL): Likewise.
1828 (UNIQUE_SECTION): Likewise.
1829 (ASM_OUTPUT_CONSTRUCTOR): Likewise.
1830 (ASM_OUTPUT_DESTRUCTOR): Likewise.
1831 * config/mips/linux.h (HANDLE_SYSV_PRAGMA): Likewise.
1832 * config/mips/mips.h (DBX_CONTIN_LENGTH): Likewise.
1833 (ASM_FILE_START): Likewise.
1834 (ASM_OUTPUT_SOURCE_LINE): Likewise.
1835 (ASM_DECLARE_OBJECT_NAME): Likewise.
1836 (ASM_FILE_END): Likewise.
1837 (ASM_DECLARE_FUNCTION_NAME): Likewise.
1838 (ASM_OUTPUT_INTERNAL_LABEL): Likewise.
1839 (ASM_GENERATE_INTERNAL_LABEL): Likewise.
1840 (ASM_OUTPUT_CASE_LABEL): Likewise.
1841 (ASM_OUTPUT_SKIP): Likewise.
1842 (ASM_OUTPUT_ASCII): Likewise.
1843 (ASM_OUTPUT_IDENT): Likewise.
1844 (READONLY_DATA_SECTION): Likewise.
1845 (EXTRA_SECTIONS): Likewise.
1846 (EXTRA_SECTION_FUNCTIONS): Likewise.
1847 (SELECT_RTX_SECTION): Likewise.
1848 (SELECT_SECTION): Likewise.
1850 * config/mips/linux.h (INVOKE__main): Undefine.
1851 (CTOR_LIST_BEGIN): Likewise.
1852 (CTOR_LIST_END): Likewise.
1853 (DTOR_LIST_BEGIN): Likewise.
1854 (DTOR_LIST_END): Likewise.
1855 (SET_ASM_OP): Defined it to ".dummy".
1856 (ASM_OUTPUT_DEF): Defined.
1857 (ASM_OUTPUT_DEFINE_LABEL_DIFFERENCE_SYMBOL): Defined.
1859 2001-04-26 Nick Clifton <nickc@cambridge.redhat.com>
1861 * config/arm/arm.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Define, if the
1862 assembler supports .p2align.
1864 2001-04-26 Nathan Sidwell <nathan@codesourcery.com>
1866 * c-lex.c (c_lex): Remove # from %o diagnostic formatting.
1868 2001-04-26 Jakub Jelinek <jakub@redhat.com>
1870 * integrate.c (expand_inline_function): Check for error_mark_node
1873 2001-04-26 Jakub Jelinek <jakub@redhat.com>
1875 * config/i386/i386.h (CC1_CPU_SPEC): Fix deprecation warnings for
1878 2001-04-26 Alexandre Oliva <aoliva@redhat.com>
1880 * configure.in (configargs.h): Define thread_model.
1881 * configure: Rebuilt.
1882 * gcc.c (main): Print it with -v.
1884 2001-04-25 Joseph S. Myers <jsm28@cam.ac.uk>
1886 * invoke.texi: Document -Wmissing-braces, -dumpspecs,
1887 -dumpmachine, -dumpversion, -fmem-report and -ftime-report.
1888 * gcc.1: Regenerate.
1890 2001-04-25 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
1892 * dwarfout.c (is_pseudo_reg, type_main_variant, is_tagged_type,
1893 is_redundant_typedef): Use static inline instead of inline static.
1895 Wed Apr 25 18:21:01 2001 Christopher Faylor <cgf@cygnus.com>
1897 * config/i386/cygwin.h: Move W32API search to LINK_SPEC to ensure that
1898 this directory is always searched.
1900 2001-04-25 Richard Henderson <rth@redhat.com>
1902 * config/i386/i386.c (ix86_expand_epilogue): Properly compute size
1903 of registers to restore along non eh_return path.
1905 2001-04-25 Jakub Jelinek <jakub@redhat.com>
1907 * c-format.c (check_format_info_recurse): Handle
1908 PLUS_EXPR for format string.
1910 2001-04-25 Jakub Jelinek <jakub@redhat.com>
1912 * config/ia64/ia64.h (CC1_SPEC): Define.
1913 * config/ia64/linux.h (CC1_SPEC): Define.
1915 Wed Apr 25 17:09:50 2001 J"orn Rennecke <amylaar@redhat.com>
1917 * emit-rtl.c (constant_subword): Also do sign extension in
1918 BITS_PER_WORD == 16 case.
1920 2001-04-25 Jason Merrill <jason_merrill@redhat.com>
1922 * loop.c (try_swap_copy_prop): Go back to checking insn.
1924 2001-04-25 Jakub Jelinek <jakub@redhat.com>
1926 * emit-rtl.c (subreg_hard_regno): Only do HARD_REGNO_MODE_OK check
1927 if check_mode is non-zero.
1929 2001-04-25 Jakub Jelinek <jakub@redhat.com>
1931 * config/i386/i386.c (ix86_expand_int_movcc): If overlap between
1932 out and comparison sequence has been detected, put result into
1933 proper temporary pseudo.
1935 2001-04-24 Zack Weinberg <zackw@stanford.edu>
1937 * Makefile.in (LIB2FUNCS): Remove _varargs and __dummy.
1938 * libgcc-std.ver: Remove __builtin_saveregs, __dummy, and __empty.
1939 * libgcc2.c: Remove __dummy and __builtin_saveregs.
1940 * libgcc2.h: Don't prototype __builtin_saveregs or __dummy.
1941 * config/i860/varargs.asm: New file - preserve i860 __builtin_saveregs
1942 for future reference.
1944 2001-04-24 Jason Merrill <jason_merrill@redhat.com>
1946 * except.c (reachable_handlers): Step out one level from a RESX.
1948 * except.c (struct eh_region): Rename 'last' to 'resume'.
1949 (mark_eh_region, duplicate_eh_region_1): Adjust.
1950 (expand_eh_region_end_cleanup): Remember the jump, not the barrier.
1951 (build_post_landing_pads): Likewise.
1952 (expand_end_catch, expand_eh_region_end_allowed): Don't set it.
1953 (expand_eh_region_end_must_not_throw): Likewise.
1954 (connect_post_landing_pads): Thread (only) regions with non-deleted
1957 * except.c (expand_eh_region_end_cleanup): Save the EH return data
1958 registers around the cleanup.
1959 (get_exception_filter): New fn.
1960 (finish_eh_generation): Use it.
1962 2001-04-24 Nathan Sidwell <nathan@codesourcery.com>
1964 * c-semantics.c (add_scope_stmt): Don't call
1965 current_scope_stmt_stack multiple times.
1967 2001-04-24 Zack Weinberg <zackw@stanford.edu>
1968 Nathan Sidwell <nathan@codesourcery.com>
1970 Lazy __FUNCTION__ generation.
1971 * c-common.h (RID_FUNCTION_NAME, RID_PRETTY_FUNCTION_NAME,
1972 RID_C99_FUNCTION_NAME): New _RIDs.
1973 (CTI_FUNCTION_ID, CTI_PRETTY_FUNCTION_ID, CTI_FUNC_ID): Remove.
1974 (CTI_FUNCTION_NAME_DECL, CTI_PRETTY_FUNCTION_NAME_DECL,
1975 CTI_C99_FUNCTION_NAME_DECL, CTI_SAVED_FUNCTION_NAME_DECLS): New
1977 (function_id_node, pretty_function_id_node, func_id_node): Remove.
1978 (c99_function_name_decl_node, function_name_decl_node,
1979 pretty_function_name_decl_node, saved_function_name_decls):
1981 (struct language_function): Remove x_function_name_declared_p.
1982 (make_fname_decl): Remove a parameter.
1983 (declare_function_names): Remove prototype.
1984 (start_fname_decls, finish_fname_decls): Prototype.
1985 (fname_as_string): Likewise.
1986 (fname_string, fname_decl): Likewise.
1987 * c-common.c (make_fname_decl): Adjust.
1988 (struct fname_var_t): New struct.
1989 (fname_vars): New static array.
1990 (declare_function_name): Remove.
1991 (start_fname_decls, finish_fname_decls): New functions.
1992 (fname_as_string): New function from remnants of
1993 declare_function_name.
1994 (fname_string, fname_decl): New functions.
1996 * c-decl.c (c_function_name_declared_p): Remove.
1997 (init_decl_processing): Don't generate __FUNCTION__ et al ids,
1998 don't call declare_function_name. Call start_fname_decls.
1999 (c_make_fname_decl): Adjust parameters. Generate the name. Don't
2000 clobber the line number. Call finish_decl.
2001 (start_function): Call start_fname_decls.
2002 (finish_function): Call finish_fname_decls.
2003 Remove c_function_name_declared_p.
2004 (push_c_function_context): Don't push c_function_name_declared_p.
2005 (pop_c_function_context): Don't pop c_function_name_declared_p.
2006 (c_begin_compound_stmt): Don't check c_function_name_declared_p.
2007 * c-parse.in (STRING_FUNC_NAME, VAR_FUNC_NAME): New tokens.
2008 (program): Call finish_fname_decls for C.
2009 (primary): Add VAR_FUNC_NAME.
2010 (reswords): Add slots for __FUNCTION__ et al.
2011 (rid_to_yy): Add mappings for __FUNCTION__ et al.
2012 (yylexname): If it's a STRING_FUNC_NAME generate the function name
2013 now. Don't look for VAR_DECLs containing __FUNCTION__ et al.
2014 * c-semantics.c (prune_unused_decls): Remove.
2015 (finish_stmt_tree): Don't call prune_unused_decls.
2016 (genrtl_decl_stmt): Don't prune unused decls here.
2018 2001-04-24 Nick Clifton <nickc@cambridge.redhat.com>
2020 * dwarf2out.c (mem_loc_descriptor): If a SYMBOL_REF is in the
2021 constant pool, use the pool's SYMBOL_REF instead.
2023 * config/v850/v850.h (STRICT_ALIGNMENT): Always set, even for the
2026 2001-04-23 Joseph S. Myers <jsm28@cam.ac.uk>
2028 * c-convert.c (convert): When converting to a BOOLEAN_TYPE, avoid
2029 passing nested NOP_EXPRs to fold.
2031 Mon Apr 23 14:32:12 CEST 2001 Jan Hubicka <jh@suse.cz>
2033 * reg-stack.c (emit_swap_insn): Do not get pass CALL_INSNs.
2035 2001-04-22 Mark Mitchell <mark@codesourcery.com>
2037 * loop.c (loop_delete_insns): Add prototype.
2039 2001-04-23 Phil Edwards <pme@sources.redhat.com>
2041 * configure.in: Remove ENABLE_STD_NAMESPACE.
2042 * config.in: Regenerated.
2043 * configure: Regenerated.
2045 2001-04-22 Stan Shebs <shebs@apple.com>
2047 * config.gcc (powerpc-*-darwin*): Move the flag in xm-darwin.h
2049 * config/rs6000/xm-darwin.h: Remove file.
2051 2001-04-22 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2053 * collect2.c (main): Use concat in lieu of xmalloc/sprintf.
2054 (write_c_file_stat): Likewise.
2056 * dbxout.c (dbxout_init): Likewise.
2058 * profile.c (output_func_start_profiler): Likewise.
2060 2001-04-22 Philipp Thomas <pthomas@suse.de>
2062 * ABOUT-GCC-NLS: Now that gettext 0.10.37 is out,
2063 require it instead of the CVS version.
2064 * cpperror.c (v_message): Put a blank before the macro
2065 body to not confuse exgettext.
2067 2001-04-21 Mark Mitchell <mark@codesourcery.com>
2069 * flow.c (proagate_one_insn): Remove useless assignment.
2070 * jump.c (delete_insn): Tidy.
2071 * loop.c (try_copy_prop): When deleting an instruction with a
2072 REG_RETVAL note, delete the entire libcall sequence.
2073 (loop_delete_insns): New function.
2074 * unroll.c (initial_reg_note_copy): Copy INSN_LIST notes, even if
2075 we're not substituting into them yet.
2077 2001-04-21 Kazu Hirata <kazu@hxi.com>
2079 * config/h8300/h8300.c (general_operand_src): Fix a comment typo.
2081 * config/sparc/sparc.c (sparc_flat_eligible_for_epilogue_delay):
2083 * config/i960/i960.c (signed_arith_operand): Likewise.
2085 * calls.c (expand_call): Fix a comment typo.
2087 2001-04-20 Zack Weinberg <zackw@stanford.edu>
2089 * configure.in: Probe for times, clock, struct tms, and clock_t.
2090 * configure, config.in: Regenerate.
2091 * timevar.c: Replace ifdef forest in get_time with (relatively)
2092 straightforward series of checks based on autoconf's probes.
2094 Fri Apr 20 12:24:50 2001 Jeffrey A Law (law@cygnus.com)
2096 * config/pa/som.h (NM_FLAGS): Define.
2098 2001-04-20 Bernd Schmidt <bernds@redhat.com>
2100 * ia64.h (MD_SCHED_REORDER, MD_SCHED_REORDER2): Pass CLOCK to called
2102 * ia64-protos.h (ia64_sched_reorder): Additional arg for clock.
2103 * ia64.c (nop_cycles_until): New function.
2104 (prev_cycle, prev_first, last_issued): New static variables.
2105 (ia64_sched_reorder): Additional arg for clock.
2106 On final scheduling pass, emit extra NOPs as needed.
2107 Set prev_first and prev_cycle.
2108 (ia64_sched_reorder2): Pass clock arg down to ia64_sched_reorder.
2109 (ia64_variable_issue): Set last_issued.
2111 2001-04-20 Alexandre Oliva <aoliva@redhat.com>
2113 * config/i386/i386.c (ix86_expand_int_movcc,
2114 ix86_expand_strlensi_unroll_1): Sign-extend CONST_INTs.
2116 2001-04-20 Geoff Keating <geoffk@redhat.com>
2118 * config/rs6000/rs6000.md (ctrsi_internal1, ctrsi_internal2,
2119 ctrsi_internal3, ctrsi_internal4, ctrsi_internal5,
2120 ctrsi_internal6, ctrdi_internal1, ctrdi_internal2,
2121 ctrdi_internal3, ctrdi_internal4, ctrdi_internal5,
2122 ctrdi_internal6): In the short-branch case, this insn is only 4
2123 bytes long. Reported by Reza Yazdani <reza@apple.com>.
2125 2001-04-20 Jakub Jelinek <jakub@redhat.com>
2127 * reg-stack.c (check_asm_stack_operands): Issue error if "=t" resp.
2128 "=u" is used together with "st" resp. "st(1)" clobber.
2130 2001-04-20 Jakub Jelinek <jakub@redhat.com>
2132 * gcse.c (gcse_main): Fix comment typo.
2133 (delete_null_pointer_check): Likewise.
2134 (hash_scan_set): Don't consider sets with REG_EQUIV MEM notes.
2135 * cse.c (cse_insn): Likewise.
2136 * function.c (fixup_var_refs_insns_with_hash): The sequence is
2139 2001-04-19 Zack Weinberg <zackw@stanford.edu>
2141 * toplev.c: Excise all code for the undocumented -dm option.
2142 (float_signal): Call signal just once, unconditionally.
2144 2001-04-19 Geoff Keating <geoffk@redhat.com>
2146 * fold-const.c (fold): Use first_rtl_op rather than
2147 TREE_CODE_LENGTH when looping over parameters of a tree.
2148 Correct strange grouping in test for evaluated SAVE_EXPR.
2150 Thu Apr 19 19:15:26 2001 Jeffrey A Law (law@cygnus.com)
2152 * config/pa/pa-linux.h (CPLUSPLUS_CPP_SPEC): Undefine.
2153 * config/pa/pa.h (CPLUSPLuS_CPP_SPEC): Define.
2155 * config/pa/som.h (ASM_OUTPUT_FUNCTION_PREFIX): Truncate subspace
2156 name at 32 total characters.
2157 (ASM_OUTPUT_SECTION_NAME): Similarly. Also, only support placing
2158 functions in named sections -- data items can still go into unique
2159 sections, but they have normal names (ie $LIT$ and $DATA$).
2161 * config/pa/som.h (SUPPORTS_INIT_PRIORITY): SOM does not support
2164 2001-04-19 DJ Delorie <dj@redhat.com>
2166 * config/alpha/vms.h: Change OBJECT_SUFFIX and EXECUTABLE_SUFFIX
2167 to TARGET_OBJECT_SUFFIX and TARGET_EXECUTABLE_SUFFIX.
2168 * config/i386/cygwin.h: Likewise.
2169 * config/i386/mingw32.h: Likewise.
2170 * config/vax/vms.h: Likewise.
2171 * config/i386/djgpp.h: Remove NO_AUTO_EXE_SUFFIX.
2173 * config/alpha/xm-vms.h: Change OBJECT_SUFFIX and EXECUTABLE_SUFFIX
2174 to HOST_OBJECT_SUFFIX and HOST_EXECUTABLE_SUFFIX.
2175 * config/i386/xm-cygwin.h: Likewise.
2176 * config/i386/xm-djgpp.h: Likewise.
2177 * config/i386/xm-mingw32.h: Likewise.
2178 * config/vax/xm-vms.h: Likewise.
2180 * mkdeps.c (deps_add_default_target): Use TARGET_OBJECT_SUFFIX
2181 instead of OBJECT_SUFFIX.
2182 * collect2.c (find_a_file): Look for files matching the extension
2183 HOST_EXECUTABLE_SUFFIX instead of EXECUTABLE_SUFFIX.
2184 * gcc.c (DEFAULT_SWITCH_CURTAILS_COMPILATION): Depend on
2185 TARGET_EXECUTABLE_SUFFIX.
2186 (find_a_file): Use HOST_EXECUTABLE_SUFFIX.
2187 (make_relative_prefix): Likewise.
2188 (convert_filename): Use TARGET_ suffixes throughout. Remove
2190 (process_command): Likewise.
2191 (do_spec_1): Likewise.
2192 * java/lang.c (init_parse): Likewise.
2194 * gcc.texi : Document four new options matching the pattern
2195 (HOST|TARGET)_(OBJECT|EXECUTABLE)_SUFFIX. Remove documentation
2196 for deleted macros OBJECT_SUFFIX and EXECUTABLE_SUFFIX. Remove
2197 documentation for NO_AUTO_EXE_SUFFIX.
2199 2001-04-19 Mark Mitchell <mark@codesourcery.com>
2201 * toplev.h (struct lang_hooks): Allow decode_option to indicate
2202 that language-independent processing should not be done.
2203 * toplev.c (main): Adjust accordingly.
2205 * rtl.texi (jump_insn): Expand on JUMP_LABEL documentation.
2206 * loop.c (load_mems): Handle a NULL JUMP_LABEL for a JUMP_INSN.
2208 * mips.md (reload_outputdi): Require that operand0 be a
2211 2001-04-19 Jakub Jelinek <jakub@redhat.com>
2213 * invoke.texi (-Wshadow): Clarify.
2215 2001-04-18 Mark Mitchell <mark@codesourcery.com>
2217 * loop.c (load_mems): Examine all the instructions in the loop
2218 before concluding that all jumps branch to the first instruction
2221 Wed Apr 18 20:32:03 2001 Christopher Faylor <cgf@cygnus.com>
2223 * config/i386/xm-cygwin.h (CPP_SPEC): Fix typo.
2225 2001-04-18 Jakub Jelinek <jakub@redhat.com>
2227 * cpp.texi (-Wwhite-space): Remove.
2228 (-Wall): -Wall does not imply -Wwhite-space.
2230 2001-04-17 Zack Weinberg <zackw@stanford.edu>
2232 * dbxout.c (dbxout_init): If DBX_OUTPUT_GCC_MARKER is defined,
2233 use it instead of blindly generating a .stabs.
2234 * xcoffout.h: Define DBX_OUTPUT_GCC_MARKER so we put the type
2236 * xcoffout.c: Don't bother defining default for N_CATCH.
2237 (UNKNOWN_STAB): Use internal_error.
2238 (stab_to_sclass): Remove now-unnecessary aborts.
2239 Remove #if 0'ed case N_BROWS. Add #ifdef N_OPT block.
2241 Tue Apr 17 21:41:11 2001 Jeffrey A Law (law@cygnus.com)
2243 * jump.c (mark_all_labels): Canonicalize the tail recursion
2244 label attached to CALL_PLACEHOLDER insns.
2246 2001-04-17 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2248 * output.h (dump_flow_info, free_basic_block_vars,
2249 which_alternative): Delete redundant prototypes.
2251 * rtl.h (bss_section): Likewise.
2253 2001-04-17 Loren J. Rittle <ljrittle@acm.org>
2255 * dbxout.c (N_OPT): Define if not available from <stab.h>
2257 2001-04-17 John David Anglin <dave@hiauly1.hia.nrc.ca>
2259 * vax.h (PROMOTE_PROTOTYPES): Define for compatibility with system
2260 libraries and native K&R compilers.
2262 2001-04-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2264 * c-typeck.c (convert_arguments): Don't check for width changes
2267 * invoke.texi (-Wtraditional): Update documentation.
2269 2001-04-16 Zack Weinberg <zackw@stanford.edu>
2271 * toplev.c (output_lang_identify): Delete.
2272 (compile_file): Don't call ASM_IDENTIFY_GCC or ASM_IDENTIFY_LANGUAGE.
2273 Don't generate gcc2_compiled. label. Don't emit a nop if profiling.
2274 If IDENT_ASM_OP is defined, emit an .ident "GCC (GNU) <version>"
2275 after calling ASM_FILE_END.
2277 * dbxout.c (dbxout_init): Don't call ASM_IDENTIFY_GCC_AFTER_SOURCE.
2278 Instead, unconditionally emit an N_OPT stab with string equal
2279 to STABS_GCC_MARKER, which defaults to "gcc2_compiled."
2281 * defaults.h: Don't provide default for ASM_IDENTIFY_LANGUAGE.
2283 * config/dbxelf.h, config/freebsd.h, config/nextstep.h,
2284 config/psos.h, config/ptx4.h, config/1750a/1750a.h,
2285 config/alpha/alpha.h, config/alpha/elf.h, config/arc/arc.h,
2286 config/arm/aof.h, config/arm/coff.h, config/arm/elf.h,
2287 config/arm/linux-elf.h, config/avr/avr.h, config/d30v/d30v.h,
2288 config/dsp16xx/dsp16xx.h, config/h8300/h8300.h,
2289 config/i370/i370.h, config/i386/beos-elf.h,
2290 config/i386/osf1elf.h, config/i386/osfrose.h,
2291 config/ia64/sysv4.h, config/m68k/3b1.h, config/m68k/auxgas.h,
2292 config/m68k/crds.h, config/m68k/hp320.h, config/m68k/m68kv4.h,
2293 config/m68k/mot3300.h, config/m68k/news.h, config/m68k/sgs.h,
2294 config/m68k/tower-as.h, config/mcore/mcore-elf.h,
2295 config/mips/iris6.h, config/mips/osfrose.h,
2296 config/mips/sni-svr4.h, config/pa/som.h, config/pdp11/pdp11.h,
2297 config/sparc/sp64-elf.h:
2298 Delete definitions of any or all of: ASM_IDENTIFY_GCC,
2299 ASM_IDENTIFY_GCC_AFTER_SOURCE, and ASM_IDENTIFY_LANGUAGE.
2301 * config/elfos.h, config/freebsd.h, config/linux.h,
2302 config/alpha/elf.h, config/arm/linux-elf.h, config/i386/i386elf.h,
2303 config/i386/ptx4-i.h, config/mips/gnu.h, config/mips/linux.h,
2304 config/sparc/linux.h, config/sparc/linux64.h: Delete definitions
2305 of ASM_FILE_START which merely emit a .version directive. Delete
2306 definitions of ASM_FILE_END which merely emit an .ident directive.
2308 * config/avr/avr.h, config/vax/vax.h: Delete definition of
2309 ASM_IDENTIFY_GCC and move part of its logic into
2312 * config/i386/att.h, config/i386/gas.h, config/i386/linux.h,
2313 config/sparc/linux-aout.h: Don't emit .version directive in
2316 * config/i386/dgux.c, config/m88k/m88k.c, config/sh/sh.c
2317 (output_file_start): Correct comment.
2319 * config/i386/osfrose.h: Don't emit trailing .ident directive.
2320 * config/m68k/mot3300.h: Override STABS_GCC_MARKER to "gcc2_compiled%"
2322 * config/pa/lib2funcs.asm: Delete gcc_compiled. label.
2323 * config/rs6000/aix.h: Correct comment.
2325 * config/i386/i386afe.h: Delete.
2326 * config.gcc: Remove references to i386afe.h.
2328 * tm.texi: Delete documentation of ASM_IDENTIFY_GCC. The
2329 other macros deleted by this patch were undocumented.
2331 Mon Apr 16 08:03:48 2001 Jeffrey A Law (law@cygnus.com)
2333 * pa.md (reload_outdi): Operand 0 must be a non hard register.
2335 * pa.c (secondary_reload_class): SAR<->FP copies require a
2338 * install.texi (mips-mips-bsd): Update list of functions
2339 required to include memmove.
2340 * tm.texi (TARGET_MEM_FUNCTIONS): Update list of implicitly
2341 used functions to include memmove.
2343 2001-04-15 Toon Moene <toon@moene.indiv.nluug.nl>
2345 * i386.md (sqrtdf2): SFmode should be DFmode.
2347 2001-04-15 Alexandre Oliva <aoliva@redhat.com>
2349 * gcse.c (compute_ld_motion_mems): ASM outputs aren't moveable.
2350 (find_moveable_store): Likewise.
2352 2001-04-15 Jim Wilson <wilson@redhat.com>
2354 * function.c (expand_function_end): Handle PARALLEL real_decl_rtl.
2356 Sat Apr 14 16:24:19 CEST 2001 Jan Hubicka <jh@suse.cz>
2358 * i386.md (ashldi3_1_rex64): Add 'J' to the constraints
2359 (ashrdi3_1_rex64): Change 'n' constraint to 'J'.
2361 2001-04-14 Alexandre Oliva <aoliva@redhat.com>
2363 * config/mn10300/mn10300.md (cmpsi): Tell reload to disregard the
2366 2001-04-14 Alan Modra <amodra@one.net.au>
2368 * pa.c (force_mode): New function.
2369 (emit_move_sequence): Use it instead of generating new rtx_REGs.
2371 2001-04-13 Jim Wilson <wilson@redhat.com>
2373 * config/ia64/ia64.c (ia64_expand_epilogue): Emit alloc if sibcall_p.
2374 (first_instruction): New static variable.
2375 (rtx_needs_barrier): Return 1 for alloc.
2376 (init_insn_group_barriers): Set first_instruction.
2377 (rws_sum): Delete duplicate definition.
2378 (group_barrier_needed_p): Return 0 when first_instruction true.
2379 (safe_group_barrier_needed_p): Save and restore first_instruction
2380 around group_barrier_needed_p call.
2382 Fri Apr 13 21:40:28 2001 Loren J. Rittle <ljrittle@acm.org>
2384 * expr.h (enum libfunc_index): Add LTI_memmove.
2385 (memmove_libfunc): Define macro.
2386 * optabs.c (init_optabs): Initialize memmove_libfunc.
2387 * expr.c (expand_assignment): Use memmove_libfunc instead of
2390 2001-04-13 Alan Modra <alan@linuxcare.com.au>
2392 * pa.h (GO_IF_LEGITIMATE_ADDRESS): Disallow PIC LO_SUM
2395 2001-04-13 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2397 * Makefile.in (reg-stack.o): Depend on reload.h.
2398 (insn-attrtab.o): Depend on flags.h.
2400 * genattrtab (main): Include flags.h in insn-attrtab.c.
2402 * reg-stack.c: Include reload.h.
2404 * sparc.h (flag_pic): Delete redundant declaration.
2406 * output.h (flag_pic): Likewise.
2408 * tree.h (pedantic): Likewise.
2410 2001-04-13 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2412 * Makefile.in (toplev.o, jump.o, regmove.o): Depend on reload.h
2414 * jump.c, regmove.c, toplev.c: Include reload.h.
2416 * reload.h (reload_cse_regs): Declare.
2418 * rtl.h (find_equiv_reg, operands_match_p, safe_from_earlyclobber,
2419 reload_cse_regs, init_reload, mark_home_live, reload,
2420 init_caller_save): Delete redundant prototypes.
2422 2001-04-13 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2424 * Makefile.in (ssa.o, regclass.o): Depend on $(EXPR_H).
2426 * regclass.c, ssa.c: Include expr.h.
2428 * rtl.h (memory_address, force_reg, emit_queue, emit_move_insn,
2429 gen_move_insn): Delete redundant declarations.
2431 2001-04-13 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
2433 * Makefile.in (CFLAGS, BOOT_CFLAGS): Partly revert 2000-10-27 patch.
2434 (stage1_build): Instead pass down STAGE1_CFLAGS here. Pass down
2435 MAKEINFO and MAKEINFOFLAGS too.
2436 (stage4_build): Correctly order -B flags.
2438 2001-04-13 Alan Modra <amodra@one.net.au>
2440 * pa.c (hppa_init_pic_save): Set rtx_unchanging for
2441 PIC_OFFSET_TABLE_SAVE_RTX.
2442 (zdepi_cint_p): Describe zdepi insn.
2443 Formatting and white space fixes throughout file.
2445 * pa.c (uint32_operand): Don't use long constant >= 2^32.
2446 (emit_move_sequence): Use HOST_WIDE_INT constants. Don't worry
2447 about 32->64 bit sign extension if 32 bit HOST_WIDE_INTs.
2448 (compute_movstrsi_length): Make `align' unsigned to avoid warning.
2449 (output_64bit_and): Use plain `int's for shift counts.
2450 (output_64bit_ior): Likewise.
2451 (function_arg_partial_nregs): Use unsigned vars to avoid warnings.
2452 * pa.h (CONST_OK_FOR_LETTER_P): Use HOST_WIDE_INT constants for case
2455 * pa-hpux10.h (NEW_HP_ASSEMBLER): Define to 1.
2456 * pa-hpux11.h (NEW_HP_ASSEMBLER): Likewise.
2457 * pa.h (LEGITIMATE_CONSTANT_P) Collapse two defines depending on
2458 NEW_HP_ASSEMBLER into one. Kill warnings.
2460 * pa-gas.h: Delete file.
2461 * config.gcc: Match `parisc' as well as `hppa' for cpu_type=pa.
2462 Add new targets hppa*64*-*-linux* and parisc*64*-*-linux*. Update
2463 hppa*-*-linux*. For all pa targets, remove pa/gas.h from tm_file,
2464 instead setting MASK_GAS | MASK_JUMP_IN_DELAY in target_cpu_default2.
2466 * config/pa/mill32.S: New file.
2467 * config/pa/mill64.S: New file.
2468 * config/pa/t-linux (LIBGCC1, CROSS_LIBGCC1, LIB1ASMFUNCS,
2469 LIB1ASMSRC, CRTSTUFF_T_CFLAGS_S, TARGET_LIBGCC2_CFLAGS): Define.
2470 * config/pa/t-linux64: New file.
2471 * config/pa/t-pa64 (CROSS_LIBGCC1): Change to libgcc1-asm.a
2472 (LIB1ASMFUNCS, LIB1ASMSRC): Define.
2473 (TARGET_LIBGCC2_CFLAGS): Add -Dpa64=1 -DELF=1.
2475 * elfos.h (SELECT_SECTION): Undef before defining.
2476 * pa-linux.h (LINUX_DEFAULT_ELF, PTRDIFF_TYPE, CPP_SPEC): Remove.
2477 (LIB_SPEC): Remove -lmilli.
2478 (DBX_REGISTER_NUMBER): Remove.
2479 (PREFERRED_DEBUGGING_TYPE, DWARF2_ASM_LINE_DEBUG_INFO,
2480 (DWARF2_UNWIND_INFO, ASM_SPEC, LINK_SPEC, FUNCTION_OK_FOR_SIBCALL,
2481 NO_PROFILE_COUNTERS, SELECT_RTX_SECTION, INCOMING_RETURN_ADDR_RTX,
2482 DWARF_FRAME_RETURN_COLUMN, STRING_ASM_OP, TEXT_SECTION_ASM_OP,
2483 DATA_SECTION_ASM_OP, BSS_SECTION_ASM_OP, ASM_FILE_START,
2484 ASM_OUTPUT_DEF, ASM_OUTPUT_ADDR_VEC_ELT, ASM_OUTPUT_ADDR_DIFF_ELT,
2485 ASM_OUTPUT_LABEL, ASM_GLOBALIZE_LABEL, ASM_DECLARE_FUNCTION_NAME,
2486 TARGET_GAS): Define.
2487 * pa.c (output_arg_descriptor): Disable for TARGET_ELF32.
2488 (function_arg): If TARGET_ELF32, pass fp args in both general and fp
2489 regs if we don't have a prototype.
2490 * pa.md (canonicalize_funcptr_for_compare): Not for TARGET_ELF32.
2491 * pa.h (TARGET_ELF32): Default to 0 if undefined.
2492 (EH_RETURN_DATA_REGNO, EH_RETURN_STACKADJ_RTX,
2493 EH_RETURN_HANDLER_RTX): Define.
2494 * pa32-regs.h (DBX_REGISTER_NUMBER): Remove unnecessary test.
2495 (DWARF_FRAME_REGNUM): Define.
2496 * pa64-regs.h (DWARF_FRAME_REGNUM): Define.
2497 * pa32-linux.h: New file.
2498 * pa64-linux.h: New file.
2500 * pa-64.h (WCHAR_TYPE, WCHAR_TYPE_SIZE): Define.
2501 (ASM_OUTPUT_DOUBLE_INT): Format, protect macro with do..while.
2502 (LINK_SPEC, LIB_SPEC, MD_EXEC_PREFIX, MD_STARTFILE_PREFIX,
2503 NEW_HP_ASSEMBLER, ASM_FILE_START, OBJECT_FORMAT_ELF,
2504 DWARF2_DEBUGGING_INFO, PREFERRED_DEBUGGING_FORMAT,
2505 DWARF2_ASM_LINE_DEBUG_INFO, USE_CONST_SECTION, CONST_SECTION_ASM_OP,
2506 CTORS_SECTION_ASM_OP, DTORS_SECTION_ASM_OP, INIT_SECTION_ASM_OP,
2507 FINI_SECTION_ASM_OP, EXTRA_SECTIONS, EXTRA_SECTION_FUNCTIONS,
2508 READONLY_DATA_SECTION, CONST_SECTION_FUNCTION, CTORS_SECTION_FUNCTION,
2509 DTORS_SECTION_FUNCTION, ASM_OUTPUT_SECTION_NAME, MAKE_DECL_ONE_ONLY,
2510 UNIQUE_SECTION_P, UNIQUE_SECTION, INT_ASM_OP, ASM_OUTPUT_CONSTRUCTOR,
2511 ASM_OUTPUT_DESTRUCTOR, TYPE_ASM_OP, SIZE_ASM_OP, ASM_WEAKEN_LABEL,
2512 TYPE_OPERAND_FMT, ASM_DECLARE_RESULT): Move to..
2513 * pa64-hpux.h: New file.
2514 (ASM_FILE_START): Correct typo.
2515 (PREFERRED_DEBUGGING_FORMAT): Rename to PREFERRED_DEBUGGING_TYPE.
2516 * config.gcc: Modify for above.
2518 Fri Apr 13 00:09:22 EDT 2001 John Wehle (john@feith.com)
2520 * jump.c (jump_optimize_1): Don't delete dead stores here.
2521 * toplev.c (rest_of_compilation): Call delete_trivially_dead_insns
2522 prior to running jump optimize before cse2.
2524 2001-04-12 Richard Henderson <rth@redhat.com>
2526 * Makefile.in (regmove.o): Depend on except.h.
2527 * regmove.c: Include it.
2529 2001-04-12 Stan Shebs <shebs@apple.com>
2531 * objc/objc-act.c: Remove all code ifdefed with the never-used
2532 macro OBJC_INT_SELECTORS.
2533 * config/d30v/d30v.h: Remove commented-out ref to OBJC_INT_SELECTORS.
2534 * tm.texi: Remove doc for OBJC_INT_SELECTORS.
2536 Thu Apr 12 18:13:37 2001 Rodney Brown <RodneyBrown@mynd.com>
2538 * config/pa/quadlib.c: Add prototypes.
2540 2001-04-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2542 * bitmap.h (debug_bitmap): Delete redundant prototype.
2544 * rtl.h (get_frame_size): Likewise.
2546 2001-04-12 Jim Wilson <wilson@redhat.com>
2548 * config/ia64/ia64.md (extendsfdf2, extendsftf2, extenddftf2): Simplify
2549 to just emit an fnorm.
2551 2001-04-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2553 * c-common.h (truthvalue_conversion, type_for_mode,
2554 type_for_size): Delete redundant declarations.
2556 * c-lex.h (is_class_name): Likewise.
2558 * c-tree.h (pedantic, convert, getdecls, gettags,
2559 global_bindings_p, init_decl_processing, insert_block,
2560 maybe_build_cleanup, poplevel, print_lang_decl,
2561 print_lang_identifier, print_lang_type, pushdecl, pushlevel,
2562 set_block, incomplete_type_error, build_function_call,
2563 lvalue_or_else, mark_addressable): Likewise.
2565 * expr.h (expand_tree_builtin): Likewise.
2567 2001-04-12 Mark Mitchell <mark@codesourcery.com>
2569 * invoke.texi: Document --param max-gcse-memory.
2571 2001-04-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2573 * configure.in (errno): Check for declaration.
2574 * configure, config.in: Regenerated.
2576 * system.h (errno): Only declare if not already done.
2578 2001-04-12 Alexandre Oliva <aoliva@redhat.com>
2580 * recog.c (general_operand, immediate_operand,
2581 nonmemory_operand): Require CONST_INTs to be sign-extended
2582 values for their modes.
2584 2001-04-12 Alexandre Oliva <aoliva@redhat.com>
2586 * expmed.c (store_bit_field): Truncate CONST_INTs.
2587 (expand_mult_highpart, expand_divmod): Likewise.
2588 * expr.c (convert_modes, store_field): Likewise.
2589 * integrate.c (expand_inline_function): Use promote_mode() to
2590 determine whether to convert_modes() an argument as signed
2592 * optabs.c (expand_binop): Get CONST_INT operands
2593 sign-extended for their appropriate modes.
2594 * stmt.c (emit_case_nodes): Convert node values to the
2596 (expand_end_case): Convert minval and range to the appropriate
2598 * unroll.c (loop_iterations): Truncate abs_diff to the mode of
2599 the iteration variable.
2600 * varasm.c (immed_double_const): Don't require words to be
2601 narrower than host wide ints to properly sign-extend
2604 2001-04-12 kaz Kojima <kkojima@rr.iij4u.or.jp>
2606 * sh.md (builtin_setjmp_receiver): New expander.
2608 2001-04-12 David Edelsohn <dje@watson.ibm.com>
2610 * config/rs6000/rs6000.c (rs6000_emit_move): Do not
2611 special-case HOST_BITS_PER_WIDE_INT != 32. Use same criteria
2612 for generating CONST_INT and CONST_DOUBLE.
2614 2001-04-12 Alexandre Oliva <aoliva@redhat.com>
2616 * config/rs6000/rs6000.c (logical_operand): CONST_INTs are
2617 already sign-extended.
2618 (rs6000_emit_prologue): Make register iterator signed.
2619 (rs6000_emit_epilogue): Likewise.
2620 * config/rs6000/rs6000.md (addsi3, adddi3): Sign-extend high
2622 (movsf split, movdf split): Sign-extend CONST_INTs.
2623 (movdi splits): Likewise.
2625 2001-04-12 Kelley Cook <kelley.cook@home.com>
2627 * config-lang.in (lang_dirs): Add in zlib.
2629 2001-04-11 Alexandre Oliva <aoliva@redhat.com>
2631 * config/i386/i386.md: Apply trunc_int_for_mode() to GEN_INT
2632 operands that make it to RTL.
2634 2001-04-11 Stan Shebs <shebs@apple.com>
2636 Add Darwin (Mac OS X kernel) native support.
2637 * config.gcc (powerpc-*-darwin*): Add native bits.
2638 * config/darwin.c: New file, generic Darwin support functions.
2639 * config/darwin.h: New file, generic Darwin definitions.
2640 * config/darwin-protos.h: New file, generic Darwin prototypes.
2641 * rs6000/darwin.h: New file, Darwin for PowerPC.
2642 * rs6000/t-darwin: New file, Darwin makefile fragment.
2643 * rs6000/rs6000.h (OBJECT_MACHO): New macro.
2644 (TARGET_MACHO): Ditto.
2645 (rs6000_abi): Add ABI_DARWIN.
2646 (RS6000_REG_SAVE): Add ABI_DARWIN case.
2647 (RS6000_SAVE_AREA): Ditto.
2648 (FP_ARG_MAX_REG): Ditto.
2649 (RETURN_ADDRESS_OFFSET): Ditto.
2650 * rs6000/rs6000.c (rs6000_legitimize_address): Add TARGET_MACHO
2652 (rs6000_emit_move): Add ABI_DARWIN cases.
2653 (print_operand): Ditto.
2654 (first_reg_to_save): Ditto.
2655 (rs6000_stack_info): Ditto, also align stack by 16 instead of 8.
2656 (debug_stack_info): Ditto.
2657 (rs6000_emit_prologue): Ditto.
2658 (rs6000_emit_epilogue): Ditto.
2659 (output_profiler_hook): Ditto.
2660 (output_function_profiler): Ditto.
2661 (rs6000_add_gc_roots): Call machopic_add_gc_roots if TARGET_MACHO.
2662 (output_mi_thunk): Add TARGET_MACHO case.
2663 (add_compiler_stub): Ditto.
2664 (output_compiler_stub): Ditto.
2665 (no_previous_def): Ditto.
2666 (output_call): Ditto.
2667 (machopic_output_stub): Ditto.
2668 (rs6000_machopic_legitimize_pic_address): Ditto.
2669 (toc_section): Ditto.
2670 * rs6000/rs6000.md (addsi3_high): New TARGET_MACHO pattern.
2671 (macho_high): Ditto.
2674 (load_macho_picbase): Ditto.
2675 (call): Add TARGET_MACHO case to modify function.
2676 (call_value): Ditto.
2677 (call_nonlocal_sysv): Add ABI_DARWIN case.
2678 (call_value_nonlocal_sysv): Ditto.
2679 * rs6000/rs6000-protos.h (rs6000_machopic_legitimize_pic_address):
2681 (machopic_output_stub): Ditto.
2682 * ginclude/stddef.h: Test _BSD_WCHAR_T_DEFINED_.
2684 2001-04-11 Mark Mitchell <mark@codesourcery.com>
2686 * dwarf2out.c (modified_type_die): Don't create new types here.
2687 * tree.h (get_qualified_type): New function.
2688 (build_qualified_type): Adjust comment.
2689 * tree.c (get_qualified_type): New function.
2690 (build_qualified_type): Use it.
2692 2001-04-11 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2694 * cpp.texi (-Wtraditional): Update description.
2696 * invoke.texi (-Wtraditional): Likewise.
2698 2001-04-11 Jim Wilson <wilson@redhat.com>
2700 * config/ia64/ia64.h (FUNCTION_ARG_BOUNDARY): Return 128 if argument
2701 requires more than 64 bits of alignment.
2703 2001-04-11 Neil Booth <neil@daikokuya.demon.co.uk>
2705 * cpplib.c (do_line): Sanity check iff enable checking.
2707 2001-04-11 Richard Henderson <rth@redhat.com>
2709 * Makefile.in (insn-recog.o): Depend on toplev.h.
2710 (insn-emit.o, doloop.o): Likewise.
2711 * genrecog.c, genemit.c: Include toplev.h in generated file.
2712 * doloop.c: Include toplev.h.
2714 2001-04-11 Mark Mitchell <mark@codesourcery.com>
2716 * Makefile.in (gcse.o): Depend on params.h.
2717 * gcse.c: Include params.h.
2718 (gcse_main): Don't do GCSE if doing so will take inordinate
2720 * params.def (PARAM_MAX_GCSE_MEMORY): New parameter.
2721 * params.h (MAX_GCSE_MEMORY): New macro.
2723 2001-04-11 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2725 * Makefile.in (insn-output.o): Depend on $(EXPR_H).
2727 * genoutput.c (output_prologue): Include expr.h in insn-output.c.
2729 2001-04-11 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2731 * output.h (assemble_real): Declare if REAL_VALUE_TYPE is defined.
2733 * real.h (ereal_atof, real_value_truncate, target_isnan,
2734 target_isinf, target_negative, assemble_real, debug_real): Delete
2735 redundant prototypes.
2737 * Makefile.in (ifcvt.o): Depend on toplev.h.
2739 * c-semantics.c: Include expr.h.
2741 * ifcvt.c: Include toplev.h.
2743 * expr.h (rtx_equal_p): Delete prototype.
2745 * rtl.h (exact_log2_wide, floor_log2_wide, permalloc,
2746 protect_from_queue, gen_jump, gen_beq, gen_bge, gen_ble,
2747 eliminate_constant_term, expand_complex_abs, find_single_use,
2748 make_tree, init_expr_once, init_optabs, supports_one_only):
2751 * tree.h (exact_log2_wide, floor_log2_wide, expand_null_return,
2752 rest_of_type_compilation, emit_queue, do_pending_stack_adjust,
2753 expand_assignment, store_expr, emit_line_note_after,
2754 emit_line_note_force, split_specs_attrs, label_rtx): Likewise.
2756 * toplev.h (exact_log2_wide, floor_log2_wide): Add prototype.
2758 * sparc-protos.h: Delete redundant prototypes.
2760 2001-04-11 Vladimir Makarov <vmakarov@toke.toronto.redhat.com>
2762 * reload.c (push_reload): Add condition missed in SUBREG byte
2765 Wed Apr 4 00:28:23 2001 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
2767 * sparc/sol2-sld-64.h (STARTFILE_SPEC): Added missing blank.
2769 Wed Apr 11 14:06:10 CEST 2001 Jan Hubicka <jh@suse.cz>
2771 * i386.md (floatsisf_sse): Fix output template
2772 * i386.c (ix86_expand_fp_movcc)
2774 * reg-stack.c (emit_pop_insn): Handle complex modes.
2775 (move_for_stack_reg): Emit proper move mode.
2776 (subst_stack_regs_pat): Handle complex modes.
2778 2001-04-11 Jakub Jelinek <jakub@redhat.com>
2780 * cpplex.c (_cpp_lex_token): Only warn if -Wcomment.
2782 2001-04-10 Richard Henderson <rth@redhat.com>
2784 * libgcc2.h (__terminate_func_ptr): Remove typedef.
2785 (__pure_virtual, __terminate, __terminate_set_func,
2786 __default_terminate, __throw_type_match, __empty,
2787 __get_eh_context, __get_eh_info, __get_dynamic_handler_chain,
2788 __eh_rtime_match, __unwinding_cleanup, __rethrow,
2789 __sjthrow, __sjpopnthrow, __eh_alloc, __eh_free):
2790 Remove prototypes of deleted functions.
2792 2001-04-10 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2794 * c-typeck.c (convert_arguments): -Wtraditional now activates
2795 -Wconversion warnings, except for changes in signed-ness.
2796 Detect complex<->int & int<->complex conversions as well.
2798 * invoke.texi (-Wtraditional): Document it.
2800 Tue Apr 10 17:45:50 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
2802 * gcse.c (update_ld_motion_stores): Don't use variable I for an insn.
2803 * flow.c (set_block_for_new_insns): Remove needless cast and
2804 properly check for unset block number.
2806 2001-04-10 Andrew MacLeod <amacleod@redhat.com>
2808 * function.c (purge_single_hard_subreg_set): Only check REGNO if
2809 the subreg was a hard register. Pseudos are left as subregs.
2811 2001-04-09 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
2813 * Makefile.in (LIB2FUNCS_STATIC_EXTRA): New macro.
2814 (LIB2ADD_ST): New macro, pass it to mklibgcc.
2815 * mklibgcc.in (libgcc2_st_objs): New variable, set it from LIB2ADD_ST.
2816 (libgcc_st_objs): New, set from libgcc2_st_objs. Use it for libgcc.a.
2817 * config/rs6000/t-ppccomm (LIB2FUNCS_STATIC_EXTRA): New macro.
2819 2001-04-09 Bo Thorsen <bo@suse.co.uk>
2821 * config/i386/i386.md: "TARGET_64BIT && TARGET_64BIT": Removed one.
2823 2001-04-09 Andrew MacLeod <amacleod@redhat.com>
2825 * output.h (set_block_num): Missed it earlier, remove deprecated
2828 2001-04-09 Andrew MacLeod <amacleod@redhat.com>
2830 * gcse.c (oprs_unchanged_p): Pass basic_block to load_killed_in_block_p.
2831 (load_killed_in_block_p): Change bb parameter from int to basic_block.
2832 (oprs_not_set_p): Pass basic_blocks instead of ints as parameters.
2833 (handle_rd_kill_set): Change bb parameter from int to basic_block.
2834 (compute_kill_rd): Pass basic_blocks instead of ints as parameters.
2835 (expr_killed_p): Change bb parameter from int to basic_block, pass
2836 basic_blocks instead of ints as parameters.
2837 (compute_ae_kill): Pass basic_blocks instead of ints as parameters.
2838 (expr_reaches_here_p_work, expr_reaches_here_p): Change bb parameter
2839 from int to basic_block, pass basic_blocks instead of ints as parms.
2840 (pre_expr_reaches_here_p_work, pre_expr_reaches_here_p): Change bb
2841 parameter from int to basic_block, pass basic_blocks instead of ints.
2842 (process_insert_insn): Pass basic_blocks instead of ints as parameters.
2843 (insert_insn_end_bb): Change bb parameter from int to basic_block,
2844 pass basic_blocks instead of ints.
2845 (pre_edge_insert, pre_insert_copy_insn, pre_insert_copies): Pass
2846 basic_blocks instead of ints as parameters.
2847 (pre_delete): Pass basic_blocks instead of ints as parameters.
2848 (hoist_expr_reaches_here_p): Change bb parameter from int to
2849 basic_block, pass basic_blocks instead of ints.
2850 (hoist_code): Pass basic_blocks instead of ints as parameters.
2851 (reg_set_info, store_ops_ok, store_killed_after, store_killed_before):
2852 Change bb parameter from int to basic_block.
2853 (build_store_vectors): Pass basic_blocks instead of ints as parameters.
2854 (insert_insn_start_bb): Change bb parameter from int to basic_block,
2855 pass basic_blocks instead of ints.
2856 (insert_store): Pass basic_blocks instead of ints as parameters.
2857 (replace_store_insn, delete_store): Change bb parameter from int to
2858 basic_block, pass basic_blocks instead of ints.
2859 (store_motion): Pass basic_blocks instead of ints as parameters.
2861 2001-04-09 Andrew MacLeod <amacleod@redhat.com>
2863 * basic-block.h (set_new_block_for_insns): New Prototype.
2864 (set_block_num): Delete prototype.
2865 * flow.c (set_block_num): Remove obsolete function.
2866 (set_block_for_new_insns): Set BB for single or multiple insns.
2867 * gcse.c (handle_avail_expr): Use set_block_for_new_insns.
2868 (process_insn_end_bb): Use set_block_for_new_insns or
2869 set_block_for_insn instead of set_block_num.
2870 (pre_insert_copy_insn): Use set_block_for_new_insns.
2871 (update_ld_motion_stores): Use set_block_for_new_insns.
2872 (insert_insn_start_bb): Use set_block_for_new_insns.
2873 (replace_store_insn): Use set_block_for_new_insns.
2875 2001-04-09 Andrew MacLeod <amacleod@redhat.com>
2876 Jeff Law <law@redhat.com>
2878 * alias.c (get_addr): Externalize.
2879 (canon_true_dependence): New function. Behaves like true_dependance
2880 except it already assumes a MEM has been canonicalized.
2881 * flags.h (flag_gcse_lm, flag_gcse_sm): New optimization flags.
2882 * gcse.c (struct ls_expr): Add load/store expressions structure.
2883 (modify_mem_list, canon_modify_mem_list): New variable.
2884 (gcse_main): Initialize & finalize alias analysis. Use enhanced
2885 load motion and store motion if requested.
2886 (alloc_gcse_mem): Allocate space for modify_mem_list array.
2887 (free_gcse_mem): Free the modify_mem_list array.
2888 (oprs_unchanged_p): Use load_killed_in_block_p.
2889 (gcse_mems_conflict_p, gcse_mem_operand): New variables.
2890 (mems_conflict_for_gcse_p): New function. Don't kill loads
2891 with stores to themselves if its in the load/store expression list.
2892 (load_killed_in_block_p): New function.
2893 (canon_list_insert): New Function.
2894 (record_last_mem_set_info): Keep a list of all instructions which
2895 can modify memory for each basic block.
2896 (compute_hash_table, reset_opr_set_tables): Clear modify_mem_list.
2897 (oprs_not_set_p): Use load_killed_in_block_p.
2898 (mark_call, mark_set, mark_clobber): Use record_last_mem_set_info.
2899 (expr_killed_p): Use load_killed_in_block_p.
2900 (compute_transp): Do not pessimize memory references.
2901 (pre_edge_insert): Update stores for a load motion expression.
2902 (one_pre_gcse_pass): Check loads/stores for extra load motion.
2903 (ldst_entry): Find or create a ldst_expr structure.
2904 (free_ldst_entry): Free memory for an individual item.
2905 (free_ldst_mems): Free entire load/store expression list.
2906 (print_ldst_list): Print debug info.
2907 (find_rtx_in_ldst): Try to find an rtx expression in the ldst list.
2908 (enumerate_ldsts): Assign integer values to each entry in list.
2909 (first_ls_expr): First expression in the list.
2910 (next_ls_expr): Next expression in the list.
2911 (simple_mem): Check if expression qualifies for ld/st expression list.
2912 (invalidate_any_buried_refs): Remove from expression list if its
2913 used in some other way we dont understand.
2914 (compute_ld_motion_mems): Find all potential enhanced load motion
2916 (trim_ld_motion_mems): Remove any expressions which are invalid.
2917 (update_ld_motion_stores): Copy store values to registers for loads
2918 which have been moved.
2919 (regvec, st_antloc, num_store): New global statics.
2920 (reg_set_info): Marks registers as set.
2921 (store_ops_ok): Verfies registers expressions are valid in a block.
2922 (find_moveable_store): Look for moveable stores in a pattern.
2923 (compute_store_table): Find stores in a function worth moving, maybe.
2924 (load_kills_store): Check dependance of a load and store.
2925 (find_loads): Find any loads in a pattern.
2926 (store_killed_in_insn): Check if a store is killed in an insn.
2927 (store_killed_after): Check is store killed after an insn in a block.
2928 (store_killed_before): Check is store killed before an insn in a block.
2929 (build_store_vectors): Generate the antic and avail vectors.
2930 (insert_insn_start_bb): Insert at the start of a BB, update BLOCK_HEAD.
2931 (insert_store): Add a store to an edge.
2932 (replace_store_insn): Replace a store with a SET insn.
2933 (delete_store): Delete a store insn.
2934 (free_store_memory): Free memory.
2935 (store_motion): Perform store motion.
2936 * invoke.texi: Add documentation for -fcse-lm and -fgcse-sm.
2937 * rtl.h (get_addr, canon_true_dependence): Add prototypes.
2938 * toplev.c (flag_gcse_lm, flag_gcse_sm): New Variables.
2939 (f_options): Add gcse-lm and gcse-sm.
2941 Mon Apr 9 16:18:03 CEST 2001 Jan Hubicka <jh@suse.cz>
2943 * i386.c (expand_fp_movcc): Fix condition reversal code.
2945 * i386.c (ix86_register_move_cost): Fix handling of reformating penalty
2946 * i386.h (INTEGER_CLASS_P, MAYBE_INTEGER_CLASS_P): New.
2947 (CLASS_MAX_NREGS): Use it.
2949 * i386.h (HARD_REGNO_NREGS): Handle properly TF and TCmodes on 64bit;
2950 handle properly complex values.
2951 (CLASS_MAX_NREGS): Likewise; update comment.
2953 2001-04-05 Bernd Schmidt <bernds@redhat.com>
2955 * ia64.c (ia64_flag_schedule_insns2): New variable.
2956 (ia64_override_options): Initialize it. Clear
2957 flag_schedule_insns_after_reload.
2958 (ia64_reorg): Only do scheduling if ia64_flag_schedule_insns2.
2960 Mon Apr 9 15:09:13 CEST 2001 Jan Hubicka <jh@suse.cz>
2962 * i386.md (truncdfsf2_*): Add i387->int/sse reg alternatives;
2963 Do not require source to match destination anymore;
2964 Add abort to the nontrivial cases that should be handled by split.
2965 (fix_trunc?fdi): Add SSE case for x86_64.
2966 (floatdi?f): Likewise.
2967 (floatdi?f_sse): New.
2968 (fix_trunc?fdi_sse): New.
2970 2001-04-09 Richard Sandiford <rsandifo@redhat.com>
2972 * dwarfout.c (DEBUG_ARANGES_BEGIN_LABEL): New label.
2973 (DEBUG_ARANGES_END_LABEL): Ditto.
2974 (dwarfout_init): Generate length and version fields at the start
2975 of the .debug_aranges info. Insert DEBUG_ARANGES_BEGIN_LABEL
2976 after the length field.
2977 (dwarfout_finish): Insert DEBUG_ARANGED_END_LABEL at the end of
2978 the .debug_aranges info.
2980 Sun Apr 8 00:43:27 CEST 2001 Jan Hubicka <jh@suse.cz>
2982 * i386.c (call, call_value): Make sure that resulting call_insn
2983 does have proper second operand.
2985 Sun Apr 8 22:50:49 2001 Christopher Faylor <cgf@cygnus.com>
2987 * config/i386/xm-cygwin.h (GET_ENV_PATH_LIST): Eliminate obsolete
2988 function. Remove include of sys/cygwin.h.
2990 Sun Apr 8 22:20:27 2001 Christopher Faylor <cgf@cygnus.com>
2992 * config/i386/cygwin.h (STARTFILE_SPEC): search */lib/w32api by default.
2993 (CPP_SPEC): Always search */include/w32api for header files.
2994 (ASM_OUTPUT_SECTION_NAME): Avoid testing NULL DECL.
2995 (LINK_SPEC): Add "cyg" to the library search prefixes.
2997 2001-04-08 Philip Blundell <philb@gnu.org>
2999 * config/arm/arm.h (ASM_OUTPUT_LABELREF): Use asm_fprintf.
3001 2001-04-08 Neil Booth <neil@daikokuya.demon.co.uk>
3003 * cpperror.c (print_location): Don't special case <stdin>.
3004 (_cpp_begin_message): Handle WARNING_SYSHDR the same as
3005 WARNING, but we don't check if we're in system headers.
3006 * cpplib.h (enum error_type): WARNING_SYSHDR: New.
3007 * cpplib.c (do_warning): Warn in system headers.
3009 2001-04-07 Mumit Khan <khan@NanoTech.Wisc.EDU>
3011 * mbchar.c: Include config.h first.
3013 2001-04-07 Zack Weinberg <zackw@stanford.edu>
3015 * config.gcc: Set default for xmake_file at top, not bottom.
3016 Change places that set xmake_file to "none" to set to the
3017 empty string instead, or remove them entirely if there is no
3018 default xmake_file for this cpu_type. Remove references to
3021 * config/x-lynx, config/convex/x-convex, config/elxsi/x-elxsi,
3022 config/i386/x-isc, config/i386/x-isc3, config/i386/x-ncr3000,
3023 config/i386/x-next, config/i386/x-sco, config/i386/x-sysv3,
3024 config/i386/x-vsta, config/i860/x-sysv4, config/m68k/x-amix,
3025 config/m68k/x-apollo68, config/m68k/x-ccur, config/m68k/x-crds,
3026 config/m68k/x-hp2bsd, config/m68k/x-mot3300, config/m68k/x-mot3300-gas,
3027 config/m68k/x-tower, config/m88k/x-sysv4, config/mips/x-dec-osf1,
3028 config/mips/x-sni-svr4, config/mips/x-ultrix, config/romp/x-mach,
3029 config/romp/x-romp, config/rs6000/x-beos, config/rs6000/x-lynx,
3030 config/rs6000/x-mach, config/rs6000/x-sysv4, config/sparc/x-sysv4:
3033 * config/a29k/x-unix, config/i386/x-aix, config/i386/x-osf1elf,
3034 config/i386/x-osfrose, config/m68k/x-dpx2, config/mips/x-iris3,
3035 config/mips/x-mips, config/mips/x-osfrose, config/mips/x-sony,
3036 config/mips/x-sysv, config/rs6000/x-aix31:
3037 Just set CLIB to -lld or -lmld, as appropriate.
3039 * config/arm/x-riscix, config/i370/x-oe, config/i386/x-dgux,
3040 config/i386/x-sco4, config/i386/x-sco5, config/m68k/x-hp320,
3041 config/m68k/x-hp320g, config/m68k/x-next, config/m88k/x-dgux,
3042 config/mips/x-iris, config/pa/x-pa:
3043 Just set (some of) FIXPROTO_DEFINES, STMP_FIXPROTO,
3044 OTHER_FIXINCLUDES_DIRS.
3046 * config/i386/x-djgpp: Don't set LN or LN_S.
3047 * config/m88k/x-dolph: Don't define __m88k__.
3048 * config/m88k/x-tekXD88: Don't set AR_FLAGS.
3049 * config/pa/x-pa-mpeix: Just set up quadlib.asm.
3050 * config/i860/fx2800.h: No need to #undef SVR4.
3052 38 x-host fragments remain, 2 x-cpu.
3054 2001-04-07 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
3056 * c4x.h (HARD_REGNO_NREGS): HCmode mode uses 2 regs not 4.
3058 2001-04-06 Neil Booth <neil@daikokuya.demon.co.uk>
3060 * cpplib.c (cpp_push_buffer): Give stdin buffers the name <stdin>.
3062 2001-04-06 Neil Booth <neil@daikokuya.demon.co.uk>
3064 * configure.in: Add check for lstat.
3065 * configure, config.in: Regenerate.
3066 * cppinit.c (append_include_chain): Make empty path ".".
3067 * cpplib.c (do_line): Don't simplify #line paths.
3068 * cppfiles.c (remove_component_p): New function.
3069 (find_or_create_entry): Acknowledge stat () errors during
3070 path simplification.
3071 (handle_missing_header): Don't simplify paths.
3072 (_cpp_simplify_pathname): Don't simplify VMS paths. Return
3073 the empty path untouched. Don't leave a trailing '/'.
3075 2001-04-06 Benjamin Kosnik <bkoz@redhat.com>
3077 * cppdefault.c (GPLUSPLUS_BACKWARD_INCLUDE_DIR): Add.
3078 * Makefile.in (-DGPLUSPLUS_BACKWARD_INCLUDE_DIR): Add.
3080 2001-04-06 Neil Booth <neil@daikokuya.demon.co.uk>
3082 * cppfiles.c (open_file): Fail directories silently, but
3083 with an errno of NOENT set.
3084 (read_include_file): Move the common exit code to the sole
3085 caller. Return an int indicating success or failure. Let
3086 open_file handle directories.
3087 (stack_include_file): If read_include_file fails,
3088 push a "null" buffer.
3090 2001-04-05 DJ Delorie <dj@redhat.com>
3092 * function.h (virtuals_instantiated): Declare.
3093 * function.c: (virtuals_instantiated): Make global.
3094 * calls.c (emit_library_call_value_1): Use
3095 virtual_outgoing_args_rtx only if it hasn't been instantiated.
3096 Otherwise, use the stack pointer directly.
3098 Thu Apr 5 19:13:33 CEST 2001 Jan Hubicka <jh@suse.cz>
3100 * i386.c (x86_initialize_trampoline): New global function.
3101 * i386.h (TRAMPOLINE_SIZE): Size is 23 for x86_64.
3102 (INITIALIZE_TRAMPOLINE): Move offline.
3103 * i386-protos.h (x86_initialize_trampoline): Declare.
3105 Thu Apr 5 19:02:15 CEST 2001 Jan Hubicka <jh@suse.cz>
3107 * i386.md (movdi_1_rex64): Allow SSE->SSE reg move.
3108 (lea_0): Rename to lea_1.
3109 (lea_1_zext, lea_1_rex64, lea_2_rex64): New patterns.
3110 (lea_general_?): Allow SImodes on TARGET_64BIT
3111 (lea_general_?_zext): New patterns.
3112 (call_1, call_1_rex64): Fix.
3114 Thu Apr 5 19:00:15 CEST 2001 Jan Hubicka <jh@suse.cz>
3116 * i386.c (ix86_split_long_move): Use PUT_MODE instead of change_address.
3118 Thu Apr 5 18:25:56 CEST 2001 Jan Hubicka <jh@suse.cz>
3120 * i386.c (function_arg): Return constm1_rtx for last argument.
3121 (ix86_expand_prologue): Update gen_call calls.
3122 * i386.h (FUNCTION_BLOCK_PROFILER_EXIT): Likewise.
3123 * i386.md (call_pop): Likewise.
3124 (call): Second operand is VOIDmode.
3125 (call_0): Likewise; Support 64bits.
3126 (call_exp): New expander.
3127 (call_1): Get to the sync.
3128 (call_1_exp): New pattern.
3129 (call_value): Support 64bit.
3130 (call_value_exp): New pattern.
3131 (untyped_call): Update gen_call call.
3132 (call_value_pop): Disable for 64bit.
3133 (call_value_0_rex64): New pattern.
3134 (call_value_1_rex64): Likewise.
3136 2001-04-05 Bo Thorsen <bo@suse.de>
3138 * i386.md: Don't allow "builtin_setjmp_receiver" for TARGET_64BIT.
3140 Thu Apr 5 13:44:17 2001 J"orn Rennecke <amylaar@redhat.com>
3142 * i386.md (*andsi_1+3): If used after reload, make sure the operand
3143 satisfies ANY_QI_REG_P.
3145 2001-04-05 Bernd Schmidt <bernds@redhat.com>
3147 * config/ia64/ia64.c (rtx_needs_barrier): A PARALLEL can contain
3150 * sched-deps.c (sched_analyze_insn): Revert more of the March 27
3153 2001-04-04 Zack Weinberg <zackw@stanford.edu>
3155 * config.gcc: Remove default for xm_file. Clean up local
3156 machine type handling. Remove settings of xm_file to
3157 something that doesn't exist. In the big switch, set xm_file,
3158 don't append to it (the value before the big switch is always
3159 null). Don't force build_xm_file or host_xm_file to have a value.
3160 * configure.in: Remove default for xm_file. Do not special
3161 case $cpu/xm-$cpu.h not existing.
3162 * configure: Regenerate.
3164 2001-04-04 Diego Novillo <dnovillo@redhat.com>
3166 * simplify-rtx.c (simplify_binary_operation): Check for overflow
3167 when folding integer division and modulo operations.
3169 2001-04-04 Andrew MacLeod <amacleod@redhat.com>
3171 * dwarf2out.c (output_cfi): Add 'for_eh' parameter, use PTR_SIZE
3172 instead of DWARF2_ADDR_SIZE for EH addresses.
3173 (output_call_frame_info): Use PTR_SIZE instead of DWARF2_ADDR_SIZE for
3176 2001-04-04 Richard Henderson <rth@redhat.com>
3178 * config/ia64/ia64.h (IA64_UNWIND_INFO): Disable.
3179 * config/ia64/t-glibc (LIB2ADDEH): Disable.
3180 * config/ia64/t-ia64 (LIB2ADDEH): Disable.
3182 2001-04-04 Richard Henderson <rth@redhat.com>
3184 * configure.in (gcc_cv_as_leb128): Escape "." in regexp.
3185 * configure: Rebuilt.
3187 2001-04-04 Jakub Jelinek <jakub@redhat.com>
3189 * gcse.c (delete_null_pointer_checks_1): Add delete_list argument,
3190 push insns to delete to it instead of deleting them.
3191 (delete_null_pointer_checks): Delete insns from delete_list after
3192 all delete_null_pointer_checks_1 passes are done.
3194 2001-04-04 Richard Henderson <rth@redhat.com>
3196 * configure.in (gcc_cv_as_leb128): Tweek minor number extraction.
3197 * configure: Rebuilt.
3199 2001-04-04 Zack Weinberg <zackw@stanford.edu>
3201 * expr.h: Remove #ifdef FUNCTION_CONVERSION_BUG logic.
3202 * config/romp/xm-romp.h: Delete.
3204 2001-04-04 Bernd Schmidt <bernds@redhat.com>
3206 * sched-deps.c (sched_analyze_insn): Partially revert March 27
3209 2001-04-04 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
3211 * emit-rtl.c (mark_label_nuses) Increment the label uses for
3212 all labels present in rtx.
3213 (try_split) Call new function for all split insns.
3215 2001-04-04 Jakub Jelinek <jakub@redhat.com>
3217 * recog.c (validate_replace_rtx_1): Instead of aborting just make
3218 sure the change won't be validated.
3220 Wed Apr 4 00:45:38 EDT 2001 John Wehle (john@feith.com)
3222 * rtl.h (set_noop_p): Declare.
3223 * flow.c (set_noop_p): Move from here ...
3224 * rtlanal.c (set_noop_p): ... to here and enhance.
3225 * cse.c (delete_trivially_dead_insns): Use it.
3226 * gcse.c (hash_scan_set): Likewise.
3227 * jump.c (delete_noop_moves): Likewise.
3228 * recog.c (split_all_insns): Likewise.
3230 2001-04-04 Alan Modra <alan@linuxcare.com.au>
3232 * dwarf2out.c (dwarf2out_frame_debug_expr): Support adjusting
3233 stack pointer via a LO_SUM. Ditto for setting a temp register
3234 used to save to the stack. Set cfa_temp when setting fp, and
3235 allow matches to cfa_temp in addition to cfa_store when saving
3236 regs. Handle POST_INC and LO_SUM register stores. Document the
3237 changes and errors in rule 12 doco.
3239 * pa.c (set_reg_plus_d, store_reg, load_reg): Return last insn.
3240 (actual_fsize, local_fsize, save_fregs): Move for store_reg to see.
3241 (load_reg): Move closer to epilogue code.
3242 (DO_FRAME_NOTES): Define to control the following..
3243 (FRP): Define to set RTX_FRAME_RELATED_P on insns.
3244 (hppa_expand_prologue): Use FRP and REG_FRAME_RELATED_EXPR
3246 (hppa_expand_epilogue): Likewise.
3248 2001-04-03 Richard Henderson <rth@redhat.com>
3250 * configure.in (gcc_cv_as_leb128): Reject gas before 2.11.
3251 * configure: Rebuild.
3253 2001-04-03 Richard Henderson <rth@redhat.com>
3255 * rtl.h (LCT_THROW): New.
3256 * calls.c (emit_library_call_value_1): Handle it.
3257 * except.c (connect_post_landing_pads): Use it.
3259 2001-04-03 Zack Weinberg <zackw@stanford.edu>
3261 * gansidecl.h: Delete file.
3262 * configure.in: Change all refs to gansidecl.h to use
3263 ansidecl.h. Adjust *_file_list so they know where ansidecl.h
3265 * configure: Regenerate.
3267 * Makefile.in (intl.o): Don't depend on gansidecl.h.
3268 * defaults.h: s/gansidecl.h/ansidecl.h/ in comment.
3269 * ggc.h, config/fr30/fr30.h, config/mcore/mcore.c:
3270 Don't include gansidecl.h.
3271 * intl.c, main.c, version.c, fixinc/fixlib.h,
3272 fixinc/procopen.c, fixinc/server.c: Include ansidecl.h not
3275 Tue Apr 3 19:41:21 CEST 2001 Jan Hubicka <jh@suse.cz>
3277 * i386.c (ix86_force_to_memory, ix86_free_from_memory):
3280 2001-04-03 Zack Weinberg <zackw@stanford.edu>
3282 * config/i386/xm-beos.h, config/i386/xm-isc.h,
3283 config/i386/xm-next.h, config/i386/xm-sco.h,
3284 config/i386/xm-sco5.h, config/m68k/xm-plexus.h,
3285 config/m88k/xm-m88k.h: Delete.
3287 * config/i386/xm-djgpp.h: Don't define __MSDOS__.
3288 * config/romp/xm-romp.h: Don't define bcopy.
3289 * config/rs6000/xm-beos.h: Don't define bcopy, HAVE_VPRINTF,
3290 HAVE_PUTENV, HAVE_RENAME, or USE_C_ALLOCA.
3292 * config.gcc: Remove references to deleted files.
3294 14 xm-host.h remain, 1 xm-cpu.h.
3296 2001-04-03 Jakub Jelinek <jakub@redhat.com>
3297 David S. Miller <davem@pierdol.cobaltmicro.com>
3298 Andrew MacLeod <amacleod@redhat.com>
3300 Use byte offsets in SUBREGs instead of words.
3302 * alias.c (nonlocal_mentioned_p): Use subreg_regno function.
3303 * caller-save.c (mark_set_regs): Change callers of subreg_hard_regno
3304 to pass new argument.
3305 (add_stored_regs): Use subreg_regno_offset function.
3306 * calls.c (expand_call): For non-paradoxical SUBREG take endianess
3308 (precompute_arguments): Use gen_lowpart_SUBREG.
3309 * combine.c (try_combine): Replace explicit XEXP with SUBREG_REG.
3310 (combine_simplify_rtx): Rework to use SUBREG_BYTE.
3311 (simplify_set): Rework to use SUBREG_BYTE.
3312 (expand_field_assignment): Use SUBREG_BYTE.
3313 (make_extraction): Use SUBREG_BYTE.
3314 (if_then_else_cond): Use SUBREG_BYTE.
3315 (apply_distributive_law): Use SUBREG_BYTE and fixup subreg comments.
3316 (gen_lowpart_for_combine): Compute full byte offset.
3317 * cse.c (mention_regs): Use SUBREG_BYTE.
3318 (remove_invalid_subreg_refs): Rework to use SUBREG_BYTE.
3319 (canon_hash): Use SUBREG_BYTE.
3320 (fold_rtx): Pass SUBREG_BYTE div UNITS_PER_WORD to operand_subword.
3321 (gen_lowpart_if_possible): Formatting.
3322 * dbxout.c (dbxout_symbol_location): Compute SUBREG hard regnos
3324 * dwarf2out.c (is_pseudo_reg): Fixup explicit XEXP into SUBREG_REG
3325 (mem_loc_descriptor): Fixup explicit XEXP into SUBREG_REG
3326 (loc_descriptor): Fixup explicit XEXP into SUBREG_REG
3327 * dwarfout.c (is_pseudo_reg): Fixup explicit XEXP into SUBREG_REG
3328 (output_mem_loc_descriptor): Fixup explicit XEXP into SUBREG_REG
3329 (output_loc_descriptor): Fixup explicit XEXP into SUBREG_REG
3330 * emit-rtl.c (gen_rtx_SUBREG): New function, used to verify
3331 certain invariants about SUBREGs the compiler creates.
3332 (gen_lowpart_SUBREG): New function.
3333 (subreg_hard_regno): New function to get the final register number.
3334 (gen_lowpart_common): Use SUBREG_BYTE.
3335 (gen_imagpart): Spacing nits.
3336 (subreg_realpart_p): Use SUBREG_BYTE.
3337 (gen_highpart): Use SUBREG_BYTE.
3338 (subreg_lowpart_p): Always compute endian corrected goal offset,
3339 even at the byte level, then compare against that.
3340 (constant_subword): New function, pulled out all constant cases
3341 from operand_subword and changed second argument name to offset.
3342 (operand_subword): Detect non REG/SUBREG/CONCAT/MEM cases early
3343 and call constant_subword to do the work. Return const0_rtx if
3344 looking for a word outside of OP.
3345 (operand_subword_force): Change second arg name to offset.
3346 * expmed.c (store_bit_field): Use SUBREG_BYTE.
3347 (store_split_bit_field): Use SUBREG_BYTE.
3348 (extract_bit_field): Use SUBREG_BYTE.
3349 (extract_split_bit_field): Use SUBREG_BYTE.
3350 (expand_shift): Use SUBREG_BYTE.
3351 * expr.c (store_expr, expand_expr): Use gen_lowpart_SUBREG.
3352 * final.c (alter_subreg) Use subreg_hard_regno and SUBREG_BYTE.
3353 * flow.c (set_noop_p): Use SUBREG_BYTE.
3354 (mark_set_1): Remove ALTER_HARD_SUBREG. Use subreg_regno_offset instead.
3355 * function.c (fixup_var_refs_1): Fixup explicit XEXP into a SUBREG_REG.
3356 (fixup_memory_subreg): Use SUBREG_BYTE and remove byte endian
3358 (optimize_bit_field): Use SUBREG_BYTE.
3359 (purge_addressof_1): Use SUBREG_BYTE.
3360 (purge_single_hard_subreg_set): Use subreg_regno_offset function.
3361 (assign_params): Mark arguments SUBREG_PROMOTED_VAR_P if they are
3362 actually promoted by the caller and PROMOTE_FOR_CALLS_ONLY is true.
3363 * gengenrtl.c (special_rtx): Add SUBREG.
3364 * global.c (mark_reg_store): Use SUBREG_BYTE.
3365 (set_preference): Rework to use subreg_regno_offset and SUBREG_BYTE.
3366 * ifcvt (noce_emit_move_insn): Use SUBREG_BYTE.
3367 * integrate.c (copy_rtx_and_substitute): Use SUBREG_BYTE and make sure
3368 final byte offset is congruent to subreg's mode size.
3369 (subst_constants): Use SUBREG_BYTE.
3370 (mark_stores): Use subreg_regno_offset function.
3371 * jump.c (rtx_renumbered_equal_p, true_regnum): Use subreg_regno_offset
3372 function and SUBREG_BYTE.
3373 * local-alloc.c (combine_regs): Use subreg_regno_offset function.
3374 (reg_is_born): Use subreg_hard_regno.
3375 * recog.c (valid_replace_rtx_1): Use SUBREG_BYTE and remove byte
3376 endian correction code. Don't combine subregs unless resulting
3377 offset aligns with type. Fix subreg constant extraction for DImode.
3378 Simplify SUBREG of VOIDmode CONST_DOUBLE.
3379 (general_operand): Remove dead mode_altering_drug code.
3380 (indirect_operand): Use SUBREG_BYTE.
3381 (constrain_operands): Use subreg_regno_offset function.
3382 * reg-stack.c (get_true_reg): Use subreg_regno_offset function.
3383 * regmove.c (regmove_optimize): Use SUBREG_BYTE.
3384 (optimize_reg_copy_3): Use gen_lowpart_SUBREG.
3385 * regs.h (REG_SIZE): Allow target to override.
3386 (REGMODE_NATURAL_SIZE): New macro which target can override.
3387 * reload.c (reload_inner_reg_of_subreg): subreg_regno should be used
3388 on the entire subreg rtx.
3389 (push_reload): Use SUBREG_BYTE in comments and code.
3390 (find_dummy_reload): Use subreg_regno_offset. Only adjust offsets
3391 for hard registers inside subregs.
3392 (operands_match_p): Use subreg_regno_offset.
3393 (find_reloads): Use SUBREG_BYTE and only advance offset for subregs
3394 containing hard regs.
3395 (find_reload_toplev): Use SUBREG_BYTE. Remove byte endian
3396 corrections when fixing up MEM subregs.
3397 (find_reloads_address_1): Use SUBREG_BYTE, subreg_regno, and
3398 subreg_regno_offset where appropriate.
3399 (find_reloads_subreg_address): Use SUBREG_BYTE. Remove
3400 byte endian corrections when fixing up MEM subregs.
3401 (subst_reloads): When combining two subregs, make sure final
3402 offset is congruent to subreg's mode size.
3403 (find_replacement): Use SUBREG_BYTE and subreg_regno_offset.
3404 (refers_to_regno_for_reload_p): Use subreg_regno.
3405 (reg_overlap_mentioned_for_reload_p): Use subreg_regno_offset.
3406 * reload1.c (eliminate_regs) Use SUBREG_BYTE. Remove byte endian
3407 correction code for memory subreg fixups.
3408 (forget_old_reload_1): Use subreg_regno_offset.
3409 (choose_reload_regs): Use subreg_regno.
3410 (emit_input_reload_insns): Use SUBREG_BYTE.
3411 (reload_combine_note_store): Use subreg_regno_offset.
3412 (move2add_note_store): Use subreg_regno_offset.
3413 * resource.c (update_live_status, mark_referenced_resources): Use
3414 subreg_regno function.
3415 (mark_set_resources): Use subreg_regno function.
3416 * rtl.h (SUBREG_WORD): Rename to SUBREG_BYTE.
3417 (subreg_regno_offset, subreg_regno): Define prototypes.
3418 (subreg_hard_regno, constant_subword, gen_rtx_SUBREG): Newi functions.
3419 (gen_lowpart_SUBREG): Add prototype.
3420 * rtl.texi (subreg): Update to reflect new byte offset representation.
3421 Add mentioning of the effect that BYTES_BIG_ENDIAN has on subregs now.
3422 * rtlanal.c (refers_to_regno_p): Use subreg_regno.
3423 (reg_overlap_mentioned_p): Use subreg_regno.
3424 (replace_regs); Make sure final offset of combined subreg is
3425 congruent to size of subreg's mode.
3426 (subreg_regno_offset): New function.
3427 (subreg_regno): New function.
3428 * sched-vis.c (print_value): Change SUBREG_WORD to SUBREG_BYTE.
3429 * sdbout.c (sdbout_symbol): Compute offset using alter_subreg.
3430 * stmt.c (expand_anon_union_decl): Use gen_lowpart_SUBREG.
3431 * tm.texi (ALTER_HARD_SUBREG): Remove, it is now dead.
3432 (SUBREG_REGNO_OFFSET): Describe SUBREG_REGNO_OFFSET overrides.
3433 * config/a29k/a29k.c (gpc_reg_operand): Use subreg_regno.
3434 (a29k_get_reloaded_address): Use SUBREG_BYTE.
3435 (print_operand): Use SUBREG_BYTE.
3436 * config/alpha/alpha.c (print_operand_address): Use SUBREG_BYTE.
3437 * config/arm/arm.c (arm_reload_in_hi): Use SUBREG_BYTE.
3438 (arm_reload_out_hi): Use SUBREG_BYTE.
3439 * config/d30v/d30v.c (d30v_split_double): Use subreg_regno_offset
3440 instead of SUBREG_WORD.
3441 (d30v_print_operand_memory_reference): Use subreg_regno_offset.
3442 * config/dsp16xx/dsp16xx.md (extendqihi2, zero_extendqihi2): Fix
3443 SUBREG creation to use byte offset.
3444 * config/h8300/h8300.md (Unnamed HImode zero extraction and 16bit
3445 inverted load insns): Fix explicit rtl subregs to use byte
3447 * config/i370/i370.md (cmpstrsi, movstrsi, mulsi3, divsi3,
3448 udivsi3, umodsi3): Generate SUBREGs with byte offsets.
3449 * config/i860/i860.c (single_insn_src_p): Use SUBREG_BYTE.
3450 * config/i860/i860.md (mulsi3_big): Fixup explicit SUBREGs in rtl
3451 to use byte offsets.
3452 (unnamed fmlow.dd insn): Fixup SUBREGS to use byte offsets.
3453 * config/i960/i960.md (extendhisi2): Generate SUBREGs with byte
3454 offsets, also make sure it is congruent to SUBREG's mode size.
3455 (extendqisi2, extendqihi2, zero_extendhisi2, zero_extendqisi2,
3456 unnamed ldob insn): Generate SUBREGs with byte offset.
3457 (zero_extendqihi2): SUBREG's are byte offsets.
3458 * config/m68hc11/m68hc11.c (m68hc11_gen_lowpart): Use SUBREG_BYTE.
3459 (m68hc11_gen_highpart): Use SUBREG_BYTE.
3460 * config/m68k/m68k.md (zero_extendhisi2, zero_extendqihi2,
3461 zero-extendqisi2): Generate SUBREGs with byte offset.
3462 (umulsidi3, mulsidi3, subreghi1ashrdi_const32,
3463 subregsi1ashrdi_const32, subreg1lshrdi_const32): Fixup explicit
3464 subregs in rtl to use byte offsets.
3465 * config/m88k/m88k.md (extendsidi2): fixup subregs to use byte offset.
3466 * config/mips/mips.c (mips_move_1word): Use subreg_regno_offset.
3467 (mips_move_2words): Use subreg_regno_offset.
3468 (mips_secondary_reload_class): Use subreg_regno_offset.
3469 * config/mips/mips.md (DImode plus, minus, move, and logical op
3470 splits): Fixup explicit subregs in rtl to use byte offsets.
3471 * config/mn10200/mn10200.c (print_operand): Use subreg_regno function.
3472 * config/mn10300/mn10300.c (print_operand): Use subreg_regno function.
3473 * config/ns32k/ns32k.md (udivmoddisi4): Fix explicit subregs in
3474 rtl to use byte offsets.
3475 * config/pa/pa.c (emit_move_sequence): Use SUBREG_BYTE.
3476 * config/pa/pa.md (floatunssisf2, floatunssidf2, mulsi3): fix explicit
3477 subregs to use byte offsets.
3478 * config/pdp11/pdp11.md (zero_extendhisi2, modhi3, modhi3+1):
3479 Fixup explicit subregs in rtl to use byte offsets.
3480 * config/romp/romp.c (memory_offset_in_range_p): Use SUBREG_BYTE
3481 and remove byte endian correction code.
3482 * config/sh/sh.c (output_movedouble): Use subreg_regno.
3483 (gen_ashift_hi): Use SUBREG_BYTE.
3484 (regs_used): Use subreg_regno_offset.
3485 (machine_dependent_reorg): Use subreg_regno_offset.
3486 * config/sh/sh.h (INDEX_REGISTER_RTX_P): Use SUBREG_BYTE.
3487 * config/sh/sh.md (DImode and DFmode move splits): Use subreg_regno.
3488 (movdf_i4): Subregs are byte offsets now.
3489 * config/sparc/sparc.c (ultra_find_type): Use SUBREG_BYTE.
3490 * config/sparc/sparc.h (ALTER_HARD_SUBREG): Removed.
3491 (REGMODE_NATURAL_SIZE): Override.
3492 (REG_SIZE): For SUBREG check float mode on SUBREG_REG's mode.
3493 * config/sparc/sparc.md (TFmode move splits): Generate SUBREGs
3495 (zero_extendhisi2, zero_extendqidi2_insn, extendhisi2,
3496 extendqihi2, sign_extendqihi2_insn, sign_extendqisi2_insn,
3497 extendqidi2): Generate SUBREGs with byte offsets, also make sure
3498 it is congruent to SUBREG's mode size.
3499 (smulsi3_highpart_v8plus): Fix explicit subregs in rtl to use byte
3501 (cmp_siqi_trunc, cmp_siqi_trunc_set, cmp_diqi_trunc,
3502 cmp_diqi_trunc_set, lshrdi3_v8plus+1, lshrdi3_v8plus+2,
3503 lshrdi3_v8plus+3, lshrdi3_v8plus+4): Use proper
3504 SUBREG_BYTE offset for non-paradoxical subregs in patterns.
3505 * config/v850/v850.c (print_operand, output_move_double): Use
3506 subreg_regno function.
3508 2001-04-03 Alexandre Oliva <aoliva@redhat.com>
3510 * configure.in (target_subdir): Use target_alias, not target.
3511 * configure: Rebuilt.
3513 * config/sh/crtn.asm (init, fini): Restore r15 from r14, not the
3515 * config/sh/crti.asm: Fix typos in comments.
3517 2001-04-03 Alan Modra <alan@linuxcare.com.au>
3519 * pa.h: Revise comments for TARGET_NO_SPACE_REGS and
3520 TARGET_FAST_INDIRECT_CALLS.
3521 * pa.c (override_options): TARGET_NO_SPACE_REGS is now OK with
3523 (return_addr_rtx): Short circuit export stub matching when
3524 TARGET_NO_SPACE_REGS.
3525 (output_millicode_call): For out of range calls, make -fPIC
3526 take precedence, then TARGET_PORTABLE_RUNTIME, then ble. Don't
3527 return before delay slot checks when TARGET_PORTABLE_RUNTIME.
3528 * pa.md: Modify length attr calculation of all millicode insns to
3531 2001-04-02 Geoffrey Keating <geoffk@redhat.com>
3533 * configure.in (gcc_cv_as_leb128): Correct name of cache variable.
3534 Require at least 2.11 in the version test. Specifically check
3535 for and reject GAS version 2.10.90.
3536 * configure: regenerate.
3538 2001-04-03 Alan Modra <alan@linuxcare.com.au>
3540 * pa.c (override_options): Remove PIC profiling warning.
3541 (hp_profile_labelno): Delete.
3542 (hp_profile_label_rtx): Delete.
3543 (hp_profile_label_name): Delete.
3544 (pa_add_gc_roots): Remove reference to hp_profile_label_rtx.
3545 (output_function_prologue): Remove profiling code and all tests on
3546 profile_flag. Move store of PIC_OFFSET_TABLE_REGNUM now that
3547 merge_sp_adjust_with_store can work for PIC and profiling.
3548 (hppa_expand_epilogue): Remove profile_flag test.
3549 (hppa_can_use_return_insn_p): Likewise.
3550 (hppa_init_pic_save): Emit before tail_recursion_reentry, and
3551 cater for PROFILE_HOOK.
3552 (hppa_profile_hook): New function.
3553 * pa.h (FUNCTION_PROFILER): Now does nothing.
3554 (PROFILE_HOOK): Define.
3555 (hppa_profile_hook): Declare.
3556 (PROFILE_BEFORE_PROLOGUE): Delete.
3557 (ASM_OUTPUT_REG_PUSH): Delete.
3558 (ASM_OUTPUT_REG_POP): Delete.
3559 * pa.md (call_profiler): Turn it into a call insn, and don't `use'
3560 r24. Accept function name operand, and use this and a locally
3561 generated label to calculate pc-rel offset to func start.
3563 2001-04-02 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3565 * $(HOST_PREFIX_1)errors.o, $(HOST_PREFIX_1)ggc-none.o,
3566 ggc-common.o, ggc-simple.o, ggc-page.o, ggc-none.o: Depend on
3569 2001-04-03 Alan Modra <alan@linuxcare.com.au>
3571 * dwarf2out.c (dwarf2out_frame_debug_expr): Move errant HIGH and
3572 LO_SUM cases to where they belong.
3574 2001-04-02 Richard Henderson <rth@redhat.com>
3576 * except.h (lang_eh_type_covers): Mark extern.
3577 (lang_eh_runtime_type): Likewise.
3579 2001-04-02 Zack Weinberg <zackw@stanford.edu>
3581 * genattr.c, gencheck.c, gencodes.c, genconfig.c, genflags.c,
3582 gengenrtl.c: Wrap generated header in multiple-include guard.
3583 Improve error checking.
3585 2001-04-02 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3587 * configure.in: Don't check for putenv.
3588 * configure: Regenerate.
3589 * gcc.c (putenv): Don't define.
3590 * vax/xm-vms.h: Handle putenv.
3592 2001-04-02 Jakub Jelinek <jakub@redhat.com>
3594 * ifcvt.c (noce_emit_move_insn): New.
3595 (noce_try_store_flag, noce_try_store_flag_constants,
3596 noce_try_store_flag_inc, noce_try_store_flag_mask,
3597 noce_try_cmove, noce_try_cmove_arith, noce_try_minmax,
3598 noce_try_abs): Use it.
3599 (noce_process_if_block): Likewise.
3600 For STRICT_LOW_PART, take mode from its SUBREG.
3602 2001-04-02 Jakub Jelinek <jakub@redhat.com>
3604 * fold-const.c (fold): Before optimizing unsigned comparison with
3605 0x7fffffffU, make sure arg0 is integral type.
3607 2001-04-02 Joseph S. Myers <jsm28@cam.ac.uk>
3609 * c-tree.texi: Document representation of wide strings.
3611 2001-04-01 Richard Henderson <rth@redhat.com>
3613 * except.h (expand_builtin_dwarf_fp_regnum): Declare.
3615 Sun Apr 1 11:49:05 CEST 2001 Jan Hubicka <jH@suse.cz>
3617 * i386.md: remove obsoleted comments.
3618 (adddi_?): Rename to adddi_?_rex64; disable for 32bit.
3619 (x86_movsicc_0_m1_rex64): Rename to x86_movdicc_0_m1_rex64;
3620 fix output template.
3622 2001-03-31 Marek Michalkiewicz <marekm@linux.org.pl>
3624 * config/avr/libgcc.S (__mulhi3): Optimize previous change.
3626 2001-03-30 Bernd Schmidt <bernds@redhat.com>
3628 * loop.c (load_mems): When generating a load from a pseudo, update
3631 Fri Mar 30 17:36:43 CEST 2001 Jan Hubicka <jh@suse.cz>
3633 * i386.c (ix86_split_long_move): Use change address to compensate
3634 stack pointer change in push instruction.
3636 Fri Mar 30 00:31:00 CEST 2001 Jan Hubicka <jh@suse.cz>
3638 * i386.md (sse_movdfcc_eq): Fix constraint (sse_mov?fcc splitter): Use operands_match_p
3639 instead of rtx_equal_p; fix the output template.
3641 Fri Mar 30 00:21:41 CEST 2001 Jan Hubicka <jh@suse.cz>
3643 * i386.c (ix86_expand_setcc): Support 64bit.
3644 (ix86_expand_int_movcc): Likewise.
3645 * i386.md (movdicc_rex64, x86_movsicc_0_m1_rex64, movdicc_c_rex64):
3648 * i386.md (allocate_stack_worker): Turn to expander.
3649 (allocate_stack_worker_1, allocate_stack_worker_rex64): New insns.
3651 * i386.c (print_reg): Do not print x86_64 style regs on IA-32
3653 2001-03-29 Richard Henderson <rth@redhat.com>
3655 * libgcc2.c [L__main]: Include unwind-dw2-fde.h instead of frame.h.
3657 2001-03-28 Matthew Hiller <hiller@redhat.com>
3659 * config/mn10300/mn10300.md (cmpsi): Fix first alternative's
3662 * MAINTAINERS: Added self.
3664 2001-03-28 Richard Henderson <rth@redhat.com>
3666 * Makefile.in (cs-tconfig.h): Depend on CONFIG_H, not GCONFIG_H.
3667 Use ALL_CFLAGS not HOST_CFLAGS for sjlj detection.
3669 2001-03-28 Jim Wilson <wilson@redhat.com>
3671 * config/ia64/ia64.md (movtf): Change DImode to TFmode in calls to
3674 2001-03-28 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3676 * toplev.h (fatal_error): Add ATTRIBUTE_NORETURN.
3678 * tradcif.y (yyerror): Likewise. Add format specifier in call to
3681 * tradcpp.c (macroexpand): Likewise for call to `error_with_line'.
3683 2001-03-28 DJ Delorie <dj@redhat.com>
3685 * Makefile.in (stage1_build): Revert CFLAGS patch.
3687 2001-03-28 Marek Michalkiewicz <marekm@linux.org.pl>
3689 * config/avr/libgcc.S (__mulhi3): Correct tests to exit the loop
3690 when multiplier or multiplicand is zero.
3692 2001-03-28 Bernd Schmidt <bernds@redhat.com>
3694 * cselib.c (hash_rtx): Don't do tail recursion elimination by hand.
3696 * config/ia64/ia64.c (update_set_flags): New function, broken out of
3698 (set_src_needs_barrier): Likewise.
3699 (rtx_needs_barrier): For SET case, use these two functions. Rework
3700 PARALLEL case to handle all inputs before all outputs.
3701 (emit_insn_group_barriers): Call init_insn_group_barriers only if we
3702 saw a label and no stop bit since then.
3703 (maybe_rotate, process_epilogue): Add prototypes.
3705 2001-03-28 Richard Henderson <rth@redhat.com>
3707 * config/rs6000/rs6000.h (EPILOGUE_USES): Use TARGET_AIX,
3708 not TARGET_TOC for special toc restore handling.
3709 * config/rs6000/rs6000.md (eh_return): Likewise.
3711 2001-03-28 Richard Henderson <rth@redhat.com>
3713 * config/sparc/sparc.c (eligible_for_epilogue_delay): False if
3714 current_function_calls_eh_return.
3715 (output_function_epilogue): Handle eh_return.
3716 * config/sparc/sparc.h (DOESNT_NEED_UNWINDER): Remove.
3717 (EH_RETURN_DATA_REGNO): New.
3718 (EH_RETURN_STACKADJ_RTX): New.
3719 (EH_RETURN_HANDLER_RTX): New.
3720 * config/sparc/sparc.md (call/short branch peepholes): Check
3721 can_throw_internal instead of in_same_eh_region.
3723 * config/rs6000/rs6000.c (rs6000_stack_info): Allocate space
3724 for eh_return data registers.
3725 (rs6000_emit_prologue): Save eh_return data registers.
3726 (rs6000_emit_epilogue): Force inline restores if eh_return.
3727 Restore eh_return data registers. Mind EH_RETURN_STACKADJ_RTX.
3728 * config/rs6000/rs6000.h (rs6000_stack_t): Add ehrd_offset.
3729 (EH_RETURN_DATA_REGNO, EH_RETURN_STACKADJ_RTX): New.
3730 (EPILOGUE_USES): True for TOC_REGISTER if calls_eh_return and
3731 the target uses one.
3732 * config/rs6000/rs6000.md (eh_epilogue, eh_reg_restore): Remove.
3733 (return_eh_si, return_eh_di): Remove.
3734 (eh_return): New, from corpse of eh_epilogue.
3735 (eh_set_lr_si, eh_set_lr_di): New.
3737 * config/i386/i386.c (general_no_elim_operand): Disallow virtual regs.
3738 (ix86_save_reg): If maybe_eh_return, true for EH_RETURN_DATA_REGNOs.
3739 True for pic register if current_function_calls_eh_return.
3740 (ix86_expand_epilogue): Change "emit_return" argument into "style".
3741 Handle eh_return requirements.
3742 * config/i386/i386.h (EH_RETURN_DATA_REGNO): New.
3743 (EH_RETURN_STACKADJ_RTX): New.
3744 * config/i386/i386.md (exception_receiver): Remove.
3745 (eh_return, eh_return_1): New.
3746 * config/i386/linux.h (MD_FALLBACK_FRAME_STATE_FOR): New.
3748 * config/alpha/alpha.c (alpha_sa_mask): Add EH_RETURN_DATA_REGNOs.
3749 (alpha_mark_machine_status): No eh_epilogue_sp_ofs ...
3750 (alpha_expand_epilogue): ... use EH_RETURN_STACKADJ_RTX instead.
3751 * config/alpha/alpha.h (machine_function): Remove eh_epilogue_sp_ofs.
3752 (EH_RETURN_DATA_REGNO): New.
3753 (EH_RETURN_STACKADJ_RTX, EH_RETURN_HANDLER_RTX): New.
3754 * config/alpha/alpha.md (eh_epilogue): Remove.
3755 (exception_receiver): Use $26 for ldgp input.
3756 * config/alpha/linux.h (MD_FALLBACK_FRAME_STATE_FOR): New.
3758 2001-03-28 Richard Henderson <rth@redhat.com>
3760 * except.c: Rewrite entirely for IA-64 ABI exception handling.
3761 * except.h: Likewise.
3763 * Makefile.in (LIB2ADDEH): Mention unwind-dw2*.c
3764 (LIB2ADDEHDEP): New.
3765 (LIB2FUNCS_EH): Remove.
3766 (LIB2ADD): Remove LIB2ADDEH.
3767 (libgcc.mk): Pass LIB2ADDEHDEP, don't pass LIB2FUNCS_EH.
3768 (LIBGCC_DEPS): Use LIB2ADDEHDEP.
3769 (crt{begin,end}[S].o): Likewise.
3770 (except.o): Update includes.
3771 * mklibgcc.in: Remove LIB2FUNCS_EH, add LIB2ADDEH, LIB2ADDEHDEP.
3772 (libgcc2_c_dep): Use LIB2ADDEHDEP.
3774 * basic-block.h (struct basic_block_def): Remove eh_beg, eh_end.
3775 * bb-reorder.c (reorder_basic_blocks): Don't disable for EH.
3776 * builtins.def (BUILT_IN_EH_RETURN_DATA_REGNO): New.
3777 * builtins.c (expand_builtin): Implement it.
3778 [BUILT_IN_EH_RETURN]: Update for nr arguments change.
3779 * c-common.c (c_common_nodes_and_builtins): Declare it.
3780 * c-decl.c (init_decl_processing): Update __builtin_eh_return.
3781 * calls.c (libfunc_nothrow): Remove.
3782 (emit_library_call_value_1): Don't call it.
3783 * crtstuff.c: Include unwind-dw2-fde.h instead of frame.h.
3784 * dwarf2.h (dwarf_call_frame_info): Add dwarf2.1 elements.
3785 (DW_EH_PE_*): New defines for pointer encoding in .eh_frame.
3786 * dwarf2out.c (struct dw_fde_struct): Add uses_eh_lsda, funcdef_number.
3787 (current_funcdef_number): Globalize.
3788 (output_call_frame_info): Emit frame data if an lsda is needed.
3789 Generate augmentation for personality routine. Don't play with
3791 (dwarf2out_begin_prologue): Record funcdef_number.
3792 * dwarf2out.h (current_funcdef_number): Declare.
3793 * expr.c (expand_expr): Update for except.h name changes.
3794 Remove POPDCC_EXPR, POPDHC_EXPR. Add EXC_PTR_EXPR.
3795 * expr.h (LTI_throw, LTI_rethrow): Remove.
3796 (LTI_sjthrow, LTI_sjpopnthrow, LTI_terminate): Remove.
3797 (LTI_eh_rtime_match): Remove.
3798 (LTI_unwind_resume, LTI_eh_personality): Add.
3799 (LTI_unwind_sjlj_register, LTI_unwind_sjlj_unregister): Add.
3800 * final.c (final): Don't call check_exception_handler_labels,
3801 init_insn_eh_region, or free_insn_eh_region.
3802 (final_scan_insn): Always emit debug labels for
3803 NOTE_INSN_EH_REGION notes.
3804 * flags.h (flag_new_exceptions): Remove.
3805 * flow.c (entry_exit_blocks): Remove eh_beg, eh_end.
3806 (record_active_eh_regions): Remove.
3807 (count_basic_blocks): Check all instructions for REG_EH_REGION.
3808 Use can_throw_internal.
3809 (find_basic_blocks_1): Likewise.
3810 (move_stray_eh_region_notes): Remove.
3811 (find_label_refs): No eh_return_stub_label.
3812 (make_edges): Likewise. No init/free_eh_nesting_info. Handle RESX.
3813 (make_eh_edge): No eh_nest_info. Update for reachable_handlers
3815 (delete_unreachable_blocks): Don't track deleted handlers.
3816 (flow_delete_block): Use maybe_remove_eh_handler.
3817 (delete_eh_regions): Remove.
3818 (merge_blocks): Don't check for eh region match.
3819 (mark_regs_live_at_end): Handle EH_RETURN_DATA_REGNO,
3820 EH_RETURN_STACKADJ_RTX, EH_RETURN_HANDLER_RTX.
3821 (init_propagate_block_info): Disable dead frame store optimization
3822 when current_function_calls_eh_return.
3823 (dump_bb): Don't print eh_beg, eh_end.
3824 * function.c (fixup_var_refs): No catch_clauses.
3825 (expand_function_end): Likewise. Call expand_eh_return before
3826 the return register use. Call sjlj_emit_function_exit_after.
3827 (expand_function_start): Force pseudo DECL_RESULT if sjlj exceptions.
3828 * function.h (struct function): Add calls_eh_return, uses_eh_lsda.
3829 * ifcvt.c (dead_or_predicable): Remove eh region check.
3830 * integrate.c (function_cannot_inline_p): Disallow __builtin_eh_return.
3831 Don't check for EH vs parameters.
3832 (expand_inline_function_eh_labelmap, eif_eh_map): Remove.
3833 (expand_inline_function): Call duplicate_eh_regions.
3834 (copy_insn_list): Don't handle NOTE_INSN_EH_REGION_BEG/END.
3835 (copy_insn_notes): Remap REG_EH_REGION notes.
3836 (copy_rtx_and_substitute): Remove SYMBOL_REF_NEED_ADJUST check.
3837 * integrate.h (struct inline_remap): Add local_return_label.
3838 * jump.c (jump_optimize_1): Don't init/free_insn_eh_region, nor
3839 check_exception_handler_labels, nor exception_optimize.
3840 (find_cross_jump): No EH region check.
3841 * optabs.c (init_optabs): Update for changed eh libfuncs.
3842 * rtl.def (RESX): New.
3843 * rtl.h (SYMBOL_REF_NEED_ADJUST): Remove.
3844 * stmt.c (expand_decl_cleanup): Simplify using_eh_for_cleanups_p
3845 checks. Update for except.h name changes.
3846 (expand_cleanups): Likewise.
3847 (expand_dcc_cleanup, expand_dhc_cleanup): Remove.
3848 * toplev.c (dump_file_index, dump_file): Add .02.eh dump.
3849 (compile_file): Call init_eh before init_optabs. Don't
3850 output_exception_table here.
3851 (rest_of_compilation): Call convert_from_eh_region_ranges,
3852 convert_to_eh_region_ranges, output_function_exception_table.
3853 Don't emit_eh_context.
3854 * tree.def (POPDHC_EXPR, POPDCC_EXPR): Remove.
3855 (EXC_PTR_EXPR): New.
3857 * md.texi (eh_epilogue): Remove.
3858 (eh_return): Document.
3859 * tm.texi (EH_RETURN_DATA_REGNO): Document.
3860 (EH_RETURN_STACKADJ_RTX, EH_RETURN_HANDLER_RTX): Document.
3862 * eh-common.h: Remove file.
3863 * frame-dwarf2.c, frame.c, frame.h: Remove files.
3864 * libgcc2.c (L_eh): Remove.
3866 * unwind-dw2-fde.c: New file, largely copied from frame.c.
3867 * unwind-dw2-fde.h: New file.
3868 * unwind-dw2.c: New file, largely cribbed from frame-dwarf2.c.
3869 * unwind-sjlj.c, unwind.h, unwind.inc: New files.
3870 * libgcc-std.ver: Update for eh symbols.
3872 2001-03-27 Richard Henderson <rth@redhat.com>
3874 * regmove.c (perhaps_ends_bb_p): Use can_throw_internal to
3875 reduce false positives.
3876 (regmove_optimize): Disable if flag_non_call_exceptions.
3878 * stmt.c (expand_return): Remove always true predicate.
3879 (expand_decl_cleanup_no_eh): Remove dead code.
3881 * sched-deps.c (sched_analyze_insn): Consolidate scheduling
3882 barrier code. Add a scheduling barrier if a non-call insn
3883 can throw internally.
3885 * rtlanal.c (rtx_addr_can_trap_p): Virtual registers cannot trap.
3886 Auto-inc addresses trap only if their base register does.
3888 * except.c (can_throw_internal): Rename from can_throw.
3889 * except.h, resource.c: Update references.
3891 * integrate.c (copy_insn_list): Use returnjump_p.
3892 (copy_insn_notes): Recurse for CALL_PLACEHOLDER.
3894 * function.h (struct function): Move all boolean valued fields
3895 to single bit fields at the end of the struct.
3897 * bb-reorder.c, dwarf2out.c, except.c, except.h, flow.c,
3899 Rename asynchronous_exceptions to flag_non_call_exceptions.
3901 * gthr-single.h (UNUSED): New. Distinguish between how C
3902 and C++ mark unused function arguments. Use throughout.
3904 * Makefile.in (cs-tconfig.h): Copy USING_SJLJ_EXCEPTIONS
3905 value to target configuration header.
3906 * configure.in (CONFIG_SJLJ_EXCEPTIONS): New.
3907 * config.in, configure: Rebuild.
3908 * except.h (USING_SJLJ_EXCEPTIONS): New. Define based on
3909 configuration and target defines.
3910 (exceptions_via_longjmp): Remove.
3911 * dwarf2out.c, except.c, final.c, toplev.c, config/ia64/ia64.c:
3912 Use USING_SJLJ_EXCEPTIONS instead of exceptions_via_longjmp.
3914 * except.h (flag_non_call_exceptions): Move ...
3915 * flags.h: ... here.
3917 * combine.c (distribute_notes) [REG_EH_REGION]: If non-call
3918 exceptions, put the note on the trapping instruction.
3920 * flags.h (flag_new_exceptions): Remove.
3921 * toplev.c: Don't set it.
3922 * final.c: Don't check it.
3923 * except.c: Provide stub definition.
3925 * flow.c (tidy_fallthru_edges): Don't combine complex edges.
3926 (calculate_global_regs_live): Kill call-clobbered registers
3927 across exception edges.
3928 * reg-stack.c (convert_regs_1): Kill the entire target stack
3929 across non-call exception edges.
3931 * flow.c (cleanup_cfg): Take no argument.
3932 * output.h, sibcall.c, toplev.c: Update all calls.
3934 2001-03-27 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3936 * configure.in: Don't check for bcopy.
3937 * configure, config.in: Regenerate.
3939 * system.h: Don't define or prototype bcopy, instead poison it.
3941 2001-03-27 Richard Henderson <rth@redhat.com>
3943 * function.c (expand_function_start): Set DECL_REGISTER on
3944 a pseudo used for DECL_RESULT.
3946 * rtl.h (LCT_NORETURN): New.
3947 * calls.c (emit_library_call_value_1): Handle it.
3949 2001-03-27 Stan Shebs <shebs@apple.com>
3951 * objc/objc-act.c (objc_init): Use dump_base_name.
3952 (gen_declaration): Clear the buffer arg.
3953 (gen_declaration_1): New function, body of gen_declaration.
3954 (adorn_decl): Call gen_declaration_1 instead of gen_declaration.
3955 (gen_method_decl): Ditto, plus always clear buffer arg.
3956 (error_with_ivar): Simplify.
3957 (warn_with_method): Ditto.
3958 (build_message_expr): Don't clear buffers.
3959 (dump_interface): Ditto.
3960 (objc_debug): Ditto.
3961 (build_keyword_selector): Clear the buffer by only zeroing
3963 (objc_implementation_context): Declare.
3964 (start_class): Warn about missing @end.
3965 (finish_objc): Ditto.
3967 2001-03-28 John David Anglin <dave@hiauly1.hia.nrc.ca>
3969 * reload1.c (eliminate_regs): Don't abort on MEM USEs.
3971 2001-03-27 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3973 * Makefile.in (SYSTEM_H): Define.
3974 Depend on $(SYSTEM_H), not system.h.
3976 * objc/Make-lang.in: Depend on $(SYSTEM_H), not system.h.
3978 2001-03-27 Jim Wilson <wilson@redhat.com>
3980 * final.c (final_scan_insn, case NOTE_INSN_BASIC_BLOCK): Call
3982 * config/ia64/ia64.c (block_num, need_copy_state): New static vars.
3983 (process_epilogue): New static function.
3984 (process_set): Call process_epilogue instead of emitting .restore
3986 (process_for_unwind_directive): Handle NOTE_INSN_BASIC_BLOCK.
3988 * flow.c (struct reg_cond_life_info): New fields orig_condition
3990 (init_propagate_block_info): Set new fields.
3991 (mark_regno_cond_dead): Set and use new fields.
3992 (flush_reg_cond_reg_1): Likewise.
3993 (and_reg_cond, case AND): Check for redundant AND conditions.
3994 (mark_used_reg): Delete unnecessary clears before freeing splay trees.
3997 2001-03-27 Neil Booth <neil@daikokuya.demon.co.uk>
3999 * cppmacro.c (stringify_arg): Null terminate strings.
4001 2001-03-27 Zack Weinberg <zackw@stanford.edu>
4003 * config.gcc (m68hc11-*-*, m68hc12-*-*): Convert to new tm.h
4004 inclusion style. xm-m68hc11.h no longer exists.
4005 * config/m68hc11/xm-m68hc11.h: Delete file.
4006 * config/m68hc11/m68hc12.h: Convert to new tm.h inclusion style.
4008 * config/m68hc11/m68hc11.h: Convert to new tm.h inclusion style.
4009 Don't define GCC_VERSION, N_, or PARAMS; don't include
4010 gansidecl.h or stdio.h. Define inhibit_libc here.
4011 Make code conditioned on #if GCC_VERSION > 2095 unconditional.
4012 Delete code conditioned on #if GCC_VERSION == 2095.
4014 * config/m68hc11/m68hc11-protos.h, config/m68hc11/m68hc11.c:
4015 Make code conditioned on #if GCC_VERSION > 2095 unconditional.
4016 Delete code conditioned on #if GCC_VERSION == 2095.
4018 2001-03-27 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4020 * system.h: Include symcat.h.
4021 (STRINGIFY): Don't define.
4023 * configure.in: Adjust comment.
4025 * builtins.c: Use STRINGX, not STRINGIFY.
4026 * gencheck.c: Likewise.
4027 * gengenrtl.c: Likewise.
4028 * protoize.c: Likewise.
4030 * cpplex.c: Don't include symcat.h.
4031 * cpplib.c: Likewise.
4033 * gansidecl.h (HAVE_STRINGIZE): Don't define.
4035 2001-03-27 Alan Modra <alan@linuxcare.com.au>
4037 * c-typeck.c (digest_init): Fold init expression.
4039 2001-03-26 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4041 * sbitmap.c (sbitmap_copy): Call memcpy, not bcopy.
4043 2001-03-27 Alan Modra <alan@linuxcare.com.au>
4045 * except.c (eh_regs): Save results of build_pointer_type to a temp
4046 as FUNCTION_VALUE macro may evaluate its args multiple times.
4048 2001-03-26 Mark Mitchell <mark@codesourcery.com>
4050 * c-common.h (DECL_NUM_STMTS): New macro.
4051 * c-decl.c (duplicate_decls): Copy DECL_NUM_STMTS, not
4053 (pushdecl): Likewise.
4054 * c-semantics.c (add_stmt): Update DECL_NUM_STMTS.
4055 * integrate.c (expand_inline_function): Don't check
4057 * print-tree.c (print_node): Don't print it.
4058 * toplev.c (rest_of_compilation): Don't try to inline when
4059 flag_no_inline is on.
4060 * tree.h (DECL_FRAME_SIZE): Remove.
4061 (tree_decl): Adjust accordingly.
4063 2001-03-26 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4065 * combine.c (try_combine): Use memcpy, not bcopy.
4067 * genattrtab.c (expand_units): Likewise.
4069 Mon Mar 26 15:55:08 CEST 2001 Jan Hubicka <jh@suse.cz>
4071 * i386.md (push mem DI peep2): New.
4072 (mov 0, mov -1 peep2): Handle 64bit.
4073 (lea to arithmetics peep2): Handle 64bit leas.
4074 (rsp arithmetics to push/pop peep2s): New.
4076 * i386.md (truncdfsf2_3, trunctfsf2_2): Change predicate to memory_operand.
4078 Mon Mar 26 14:35:18 CEST 2001 Jan Hubicka <jh@suse.cz>
4080 * i386.c (struct machine_function): Add save_varrargs_registers.
4081 (ix86_save_varrargs_registers): New macro.
4082 (ix86_frame_layout): Support 64bit; support red zones and varrargs area.
4083 (ix86_expand_prologue): Likewise.
4084 (ix86_emit_epilogue_esp_adjustement): Likewise.
4085 (ix86_expand_epilogue): Likewise.
4086 * i386.md (pro_epilogue_adjust_stack): Turn to expander; support 64bit.
4087 (pro_epilogue_adjust_stack_1): New insn.
4088 (pro_epilogue_adjust_stack_rex64): Likewise.
4089 * i386.h (MASK_NO_RED_ZONE): New constant.
4090 (TARGET_RED_ZONE): New macro.
4091 (TARGET_OPTIONS): Add "red-zone" and "no-red-zone"
4092 (RED_ZONE_SIZE): New constant.
4093 (RED_ZONE_RESERVE): New constant.
4095 2001-03-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4097 * toplev.c (set_float_handler): Use memcpy, not bcopy.
4099 2001-03-25 Kazu Hirata <kazu@hxi.com>
4101 * config/h8300/h8300.md (umodqi3): Output a tab instead of a
4104 (umodhi3): Likewise.
4107 2001-03-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4109 * mkconfig.sh (DEFINES): Handle entries with '='.
4111 * config.gcc: Don't use i370/xm-mvs.h or ns32k/xm-pc532-min.h.
4112 Set xm_defines to MACRO=value instead.
4114 * i370/xm-mvs.h: Delete.
4116 * ns32k/xm-pc532-min.h: Likewise.
4118 Sun Mar 25 15:01:40 CEST 2001 Jan Hubicka <jh@suse.cz>
4120 * i386.md (ashldi3, ashrdi3, lshrdi3): Change predicates to
4122 use ix86_expand_binary_operator
4123 (?sh??i_?): Disable for 64bit.
4124 * i386.h (PREDICATE_CODES): Add shiftdi_operand.
4125 * i386.c (shiftdi_operand): New predicate.
4127 * (ashldi3_1_rex64, ashldi3_cmp_rex64, ashlsi3_1_zext, ashlsi3_cmp_zext,
4128 ashrdi3_63_rex64, ashrdi3_1_one_bit_rex64, ashrdi3_1_rex64,
4129 ashrdi3_one_bit_cmp_rex64, ashrdi3_cmp_rex64, ashrsi3_31_zext,
4130 ashrsi3_1_one_bit_zext, ashrsi3_1_zext, ashrsi3_one_bit_cmp_zext,
4131 ashrsi3_cmp_zext, lshrdi3_1_one_bit_rex64, lshrdi3_1_rex64,
4132 lshrdi3_cmp_one_bit_rex64, lshrdi3_cmp_rex64, lshrsi3_1_one_bit_zext,
4133 lshrsi3_1_zext, lshrsi3_cmp_one_bit_zext, lshrsi3_cmp_zext,
4134 rotlsi3_1_one_bit_rex64, rotldi3_1_rex64,
4135 rotlsi3_1_one_bit_zext, rotlsi3_1_zext, rotrdi3_1_one_bit_rex64,
4136 rotrdi3_1_rex64, rotrsi3_1_one_bit_zext, rotrsi3_1_zext): New patterns.
4137 (rotldi3, rotrdi3): New expanders.
4139 Sun Mar 25 14:25:33 CEST 2001 Jan Hubicka <jh@suse.cz>
4141 * i386.md (movstrsi): Move offline.
4143 (strmovdi_rex64): New.
4144 (strmov?i): Accept 64bit.
4145 (strmov?i_rex64): New.
4146 (strmov?i_rex_1): New.
4147 (strmov?i_1): Disable for 64bit.
4148 (rep_mov?i_rex64): New.
4149 (rep_mov?i): Disable for 64bit.
4150 (clrstrsi): Move offline.
4151 (strset?i_rex64): New.
4152 (strset?i: Accept 64bit.
4153 (rep_stos?i): Disable for 64bit.
4154 (rep_stos?i_rex64): New.
4155 (strset?i_rex_1): New.
4156 (strset?i_1): Disable for 64bit.
4157 (cmpstrsi): Accept 64bit.
4158 (cmpstrsi_nz_1): Rename to cmpstrqi_nz_1; Disable for 64bit.
4159 (cmpstrqi_nz_rex_1): New.
4160 (cmpstrsi_1): Rename to cmpstrqi_1; Disable for 64bit.
4161 (strlensi): Move offline.
4163 (strlenqi_1): Disable for 64bit; fix constraints.
4164 (strlenqi_rex_1): New.
4165 * i386.c (ix86_adjust_counter): New static function.
4166 (ix86_zero_extend_to_Pmode): Likewise.
4167 (ix86_expand_aligntest): Likweise.
4168 (ix86_expand_strlensi_unroll_1): Make static; update for 64bit.
4169 (ix86_expand_movstr): New global function.
4170 (ix86_expand_clrstr): New global function.
4171 (ix86_expand_strlen): New global function.
4172 * i386-protos.h (ix86_expand_movstr, ix86_expand_clrstr,
4173 ix86_expand_strlen): Declare.
4174 (ix86_expand_strlensi_unroll_1): Delete.
4176 Sat Mar 24 23:15:19 CET 2001 Jan Hubicka <jh@suse.cz>
4178 * i386.md (cmpdi): Fix operand predicates.
4179 (cmpdi_ccno_1_rex64, cmpdi_minus_1_rex64, cmpdi_1_rex64,
4180 cmpdi_1_insn_rex64): New patterns.
4181 (adddi3): Turn to expander.
4182 (adddi3_1, adddi3_carry_rex64, adddi3_cc_rex64): New patterns.
4183 (addsi3_carry_zext): New pattern.
4184 (adddi_?_rex64): New patterns and splitters.
4185 (addsi_?_zext): New patterns.
4186 (subsi3_carry_zext): New pattern.
4187 (subdi_?_rex64): New patterns and splitters.
4188 (iorsi_?_zext): New patterns.
4189 (iordi_?_rex64): New patterns and splitters.
4190 (iorsi_?_zext): New patterns.
4191 (iorsi_?_zext_imm): New patterns.
4192 (xorsi_?_zext): New patterns.
4193 (xordi_?_rex64): New patterns and splitters.
4194 (xorsi_?_zext): New patterns.
4195 (negdi*): New patterns.
4196 (one_cmpldi*): Likewise.
4197 (one_cmplsi*_zext, negsi*_zext): Likewise.
4198 (testqi_ext_3_rex64): New pattern.
4200 Sat Mar 24 21:13:28 CET 2001 Jan Hubicka <jh@suse.cz>
4202 * i386-protos.h (ix86_split_long_move): Return void.
4203 * i386.c (ix86_split_to_parts): Handle 64bit target.
4204 (ix86_split_long_move): Likewise.
4205 * i386.md (all calls to ix86_split_long_move): Update.
4207 2001-03-23 Richard Henderson <rth@redhat.com>
4209 * config/mips/iris4.h (ASM_OUTPUT_ASCII): Rename local variables
4210 to avoid shadowing arguments.
4212 2001-03-23 Jakub Jelinek <jakub@redhat.com>
4214 * varasm.c (make_decl_rtl): Don't append var_labelno discriminator
4215 to variable names where DECL_NAME is different from
4216 DECL_ASSEMBLER_NAME.
4218 2001-03-23 Jim Wilson <wilson@redhat.com>
4220 * varasm.c (make_decl_rtl): Add TREE_PUBLIC check to abort test.
4221 (assemble_alias): Call make_decl_rtl.
4223 Fri Mar 23 16:59:08 2001 J"orn Rennecke <amylaar@redhat.com>
4225 * stor-layout.c (layout_type): Give OFFSET_TYPE a MODE_INT type.
4227 2001-03-23 Bryce McKinlay <bryce@albatross.co.nz>
4229 * extend.texi: Document the "java_interface" attribute.
4231 2001-03-22 Zack Weinberg <zackw@stanford.edu>
4233 * mkconfig.sh: Use a subshell with redirected stdout,
4234 instead of closing stdout and confusing commands that run
4235 afterward. Throw away output of cmp.
4237 2001-03-22 Gordon Sadler <gbsadler1@lcisp.com>
4239 * Makefile.in (stage1_build): Pass CFLAGS to stage1_build.
4241 Thu Mar 22 22:15:59 CET 2001 Jan Hubicka <jh@suse.cz>
4243 * i386.md (zero_extendsidi2_32): Break out from ...
4244 (zero_extendsidi2): ... here ; turn to expander.
4245 (zero_extendsidi2_rex64): New.
4246 (extendsidi2_32): Break out from ...
4247 (extendsidi2): ... here ; turn to expander.
4248 (extendsidi2_rex64): New.
4249 (zero_extendhidi2, zero_extendqidi2, extendhidi2, extendqidi2): New.
4250 (trunc?f?f splitters): Add 64bit versions.
4252 Thu Mar 22 21:41:16 CET 2001 Jan Hubicka <jh@suse.cz>
4254 * i386.md (pushsi, pushsi2_prologue): Disable.
4255 (pushsi2_rex64): New.
4256 (movabs?i_1_rex64, movabs?i_2_rex64): New.
4257 (movqi_ext_1): Disable for 64bit.
4258 (movqi_ext_1_rex64): New.
4259 (pushdi2_rex64): New pattern, peep2s and splitter.
4260 (pushdi2_prologue_rex64): New pattern.
4261 (popdi1_epilogue_rex64, popdi1, movdi_xor_rex64, movdi_or_rex64):
4263 (movdi splitters): Disable for 64bit.
4264 (movdi_1_rex64): New pattern, peep2s and splitters.
4265 (swapdi): New pattern.
4266 (pushsf): Disable for 64bit.
4267 (pushsf_rex64): New pattern and splitter.
4268 (pushdf_nointeger): Disable for 64bit.
4269 (pushdf_integer): Handle the 64bit case.
4270 (pushtf): Likewise; update splitters.
4272 2001-03-22 Richard Henderson <rth@redhat.com>
4274 * mkconfig.sh: Include insn-flags.h.
4275 * Makefile.in (CONFIG_H): Include insn-flags.h.
4276 (lots of objects): Remove insn-codes.h and insn-flags.h.
4278 * alias.c, bb-reorder.c, calls.c, do-loop.c, flow.c, haifa-sched.c,
4279 integrate.c, jump.c, loop.c, predict.c, profile.c, reg-stack.c,
4280 regmove.c, reorg.c, a29k/a29k.c, alpha/alpha.c, arc/arc.c, arm/arm.c,
4281 avr/avr.c, clipper/clipper.c, convex/convex.c, d30v/d30v.c,
4282 dsp16xx/dsp16xx.c, fr30/fr30.c, h8300/h8300.c, i370/i370.c,
4283 i386/i386.c, i860/i860.c, ia64/ia64.c, m32r/m32r.c, m68hc11/m68hc11.c,
4284 m68k/m68k.c, m88k/m88k.c, mcore/mcore.c, mn10200/mn10200.c,
4285 mn10300/mn10300.c, ns32k/ns32k.c, pa/pa.c, pdp11/pdp11.c,
4286 pj/pj.c, romp/romp.c, rs6000/rs6000.c, sh/sh.c, sparc/sparc.c,
4287 v850/v850.c, vax/vax.c:
4288 Don't include insn-flags.h.
4290 * diagnostic.c, expr.h, reload.c, toplev.c:
4291 Don't include insn-codes.h.
4293 * builtins.c, combine.c, except.c, explow.c, expmed.c, expr.c,
4294 final.c, function.c, optabs.c, recog.c, reload1.c, stmt.c,
4295 c4x/c4x.c, i960/i960.c, mips/mips.c:
4296 Don't include insn-codes.h or insn-flags.h.
4298 * genemit.c, genopinit.c, genoutput.c: Don't include insn-codes.h
4299 or insn-flags.h in the generated code.
4300 * genflags.c (gen_proto): Use "struct rtx_def *" instead of "rtx".
4301 (main): Forward declare struct rtx_def.
4303 2001-03-22 Joseph S. Myers <jsm28@cam.ac.uk>
4305 * invoke.texi (-ffast-math): Remove duplicate line about
4308 * gcc.texi: Remove more obsolete documentation of bugs and
4309 installation problems.
4311 2001-03-21 Kazu Hirata <kazu@hxi.com>
4313 * config/h8300/h8300.md (movsi_h8300hs): Split the 2nd alternative
4316 2001-03-20 Jason Merrill <jason@redhat.com>
4318 * collect2.c (is_ctor_dtor): Always use '_' in the file fn names,
4320 * tree.c (FILE_FUNCTION_FORMAT): Likewise.
4321 * varasm.c (CHKR_PREFIX): Likewise.
4323 Wed Mar 21 14:27:11 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
4325 * gcse.c (hash_scan_set): An expression is not anticipatible if it
4326 is part of a multi-SET insn.
4328 * cse.c (find_comparison_args): Remove previous change.
4329 * ifcvt.c (noce_process_if_block): When moving an insn, remove any
4332 * config/i386/i386.md (conditional_trap): Remove warning.
4334 * recog.c (push_operand): Fix error in last change that caused
4335 undefined symbol on many targets.
4337 * sdbout.c: #include ggc.h.
4338 (sdbout_init): Move to end of file.
4339 Call ggc_add_tree_root for anonymous_types.
4340 (sdbout_symbol): Use DECL_NAME for local, not DECL_ASSEMBLER_NAME.
4341 (sdbout_one_type): Use DECL_NAME for field name.
4342 * Makefile.in (sdbout.o): Show includes ggc.h.
4344 Wed Mar 21 20:33:26 CET 2001 Jan Hubicka <jh@suse.cz>
4346 * i386.c (override_options): Default ix86_regparm to REGPARM_MAX.
4347 (override_options): Use properlimits for preferred_stack_boundary.
4348 (ix86_valid_type_attribute_p): Disable stdcall and cdecl attributes
4350 (ext_register_operand): Accept DImode.
4351 (load_pic_register): Abort on 64bit.
4352 (gen_push): Use Pmode instead of SImode.
4353 (ix86_save_reg): Pic reg is never used on 64bit.
4354 (ix86_expand_prologue): Likewise.
4355 (ix86_emit_save_regs): Use Pmode instead of SImode.
4356 (legitimate_address_p): Check displacement for 64bit.
4357 (print_operand): Avoid outputting of (%rip) on 64bit.
4358 (print_operand_address): Output (%rip) where possible.
4359 (split_di): Abort on 64bit registers.
4360 (ix86_expand_branch): DImode comparison is simple for x86_64.
4361 (memory_address_length): Recognize memory addresses formed using
4363 (ix86_data_alignment, ix86_local_alignment): Align arrays to 16 bytes
4365 * i386.h (TARGET_USE_SAHF): Disable for 64bit.
4367 Wed Mar 21 18:51:19 CET 2001 Jan Hubicka <jh@suse.cz>
4369 * recog.c (push_operand): Recognize new format of push instructions.
4371 Wed Mar 21 10:53:57 CET 2001 Jan Hubicka <jh@suse.cz>
4373 * i386.md (pushqi1): New.
4374 * i386-protos.h (x86_64_general_operand, x86_64_szext_general_operand,
4375 x86_64_nonmemory_operand, x86_64_szext_nonmemory_operand,
4376 x86_64_immediate_operand, x86_64_immediate_operand,
4377 x86_64_zext_immediate_operand): Declare.
4378 * i386.c (x86_64_general_operand, x86_64_szext_general_operand,
4379 x86_64_nonmemory_operand, x86_64_szext_nonmemory_operand,
4380 x86_64_immediate_operand, x86_64_immediate_operand,
4381 x86_64_zext_immediate_operand): define.
4382 * i386.h (PREDICATE_CODES): Add new predicates.
4384 Wed Mar 21 10:25:13 CET 2001 Jan Hubicka <jh@suse.cz>
4386 * i386.md (pophi1, popqi1, pushqi1): Remove.
4388 * expr.c (emit_single_push_insn): New function.
4389 (move_by_pieces): Accept NULL as destination for push instructions.
4390 (gen_push_operand): Kill.
4391 (emit_push_insn): Pass NULL when pushing; avoid updating of
4392 stack_pointer_delta.
4393 * expr.h (gen_push_operand): Kill.
4395 Tue Mar 20 20:15:06 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
4397 * rtl.texi (COMPARE): Clarify documentation and reference section
4400 2001-03-20 Stan Shebs <shebs@apple.com>
4402 * objc/objc-act.c (get_static_reference): Use NULL_TREE.
4403 (get_object_reference): Ditto.
4404 (error_with_ivar): Use error_with_file_and_line.
4405 (warn_with_method): Use warning_with_file_and_line.
4407 2001-03-20 Tom Tromey <tromey@redhat.com>
4409 * libgcc-std.ver: Added __fixunssfsi and __fixunsdfsi.
4411 2001-03-20 Mark Mitchell <mark@codesourcery.com>
4413 * tree.c (set_decl_assembler_name): Set DECL_ASSEMBLER_NAME for
4414 variables that are TREE_PUBLIC, even if not TREE_STATIC.
4416 2001-03-20 DJ Delorie <dj@redhat.com>
4418 * Makefile.in (install-libgcc): Pass complete list of variables.
4419 (install-multilib): Ditto.
4421 2001-03-20 David Billinghurst <David.Billinghurst@riotinto.com>
4423 * config/i386/cygwin.h: Declare ctor_section, dtor_section
4424 drectve_section, switch_to_section.
4426 * winnt.c: Declare functions associated_type, gen_stdcall_suffix,
4427 i386_pe_dllexport_p, i386_pe_dllimport_p, i386_pe_mark_dllexport,
4428 i386_pe_mark_dllimport.
4430 2001-03-20 David Billinghurst <David.Billinghurst@riotinto.com>
4432 * config/i386/cygwin.h: Include <stdio.h> Declare and constify
4433 functions i386_pe_*.
4435 * config/i386/winnt.c: Include "tm_p.h" and "toplev.h" Constify
4436 i386_pe_* functions with char * arguments.
4438 2001-03-20 Alexandre Oliva <aoliva@redhat.com>
4440 * config/sh/sh.md (movsf_ie): Fix output patterns for fpul load
4442 (movsi_ie): Introduce fpul store.
4444 2001-03-20 Alan Modra <alan@linuxcare.com.au>
4446 * Makefile.in (OBJS): Remove hashtab.o.
4448 2001-03-19 Stan Shebs <shebs@apple.com>
4450 * objc/objc-act.c (maybe_objc_method_name): Remove, never called.
4451 * c-lang.c (maybe_objc_method_name): Ditto.
4452 * c-tree.h (maybe_objc_method_name): Remove decl.
4454 2001-03-19 Tom Tromey <tromey@redhat.com>
4456 * gcc.c (init_gcc_specs): Fix comment.
4458 2001-03-19 Mark Mitchell <mark@codesourcery.com>
4460 Compute DECL_ASSEMBLER_NAME lazily.
4461 * tree.h (DECL_ASSEMBLER_NAME): Compute it lazily.
4462 (DECL_ASSEMBLER_NAME_SET_P): New macro.
4463 (SET_DECL_ASSEMBLER_NAME): Likewise.
4464 (COPY_DECL_ASSEMBLER_NAME): Likewise.
4465 (set_decl_assembler_name): Declare.
4466 (lang_set_decl_assembler_name): Likewise.
4467 * tree.c (lang_set_decl_assembler_name): New variab.e
4468 (set_decl_assembler_name): New function.
4469 (init_obstacks): Set lang_set_decl_assembler_name.
4470 (build_decl): Don't set DECL_ASSEMBLER_NAME.
4471 * c-decl.c (duplicate_decls): Use SET_DECL_ASSEMBLER_NAME,
4472 COPY_DECL_ASSEMBLER_NAME, etc. Don't set DECL_ASSEMBLER_NAME
4473 where it's not necessary.
4474 (builtin_function): Likewise.
4475 (finish_decl): Likewise.
4476 * dbxout.c (dbxout_type_methods): Likewise.
4477 * ggc-common.c (ggc_mark_trees): Likewise.
4478 * profile.c (output_func_start_profiler): Likewise.
4479 * varasm.c (make_decl_rtl): Likewise.
4481 * cse.c (find_comparison_args): Update documentation. Fix
4482 mishandling of COMPARE operations.
4484 * tree.def (ABS_EXPR): Add documentation.
4485 * fold-const.c (fold): Improve folding of ABS_EXPRs.
4487 2001-03-19 Zack Weinberg <zackw@stanford.edu>
4489 * Makefile.in (hash.o): Depend on $(GCONFIG_H), not $(CONFIG_H).
4491 2001-03-19 Jakub Jelinek <jakub@redhat.com>
4493 * crtstuff.c (init_dummy): Use CRT_END_INIT_DUMMY if defined.
4494 Remove ia32 linux PIC kludge and move it...
4495 * config/i386/linux.h (CRT_END_INIT_DUMMY): ...here.
4497 Mon Mar 19 18:53:54 CET 2001 Jan Hubicka <jh@suse.cz>
4499 * i386.md (absdf2 expander): Fix 64bit case.
4501 2001-03-19 Brad Lucier <lucier@math.purdue.edu>
4503 * Makefile.in: Have splay-tree.o depend on $(GCONFIG_H).
4505 2001-03-16 Andrew Haley <aph@cambridge.redhat.com>
4507 * config/ia64/libgcc-ia64.ver: Add __ia64_backtrace.
4509 2001-03-19 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
4511 * README.X11: Remove obsolete file.
4513 2001-03-18 Anthony Green <green@redhat.com>
4515 * config/pj/pj.h: Remove some trailing commas.
4516 (ASM_SPEC): Use -EB and -EL, not -mb and -ml.
4518 2001-03-18 Richard Henderson <rth@redhat.com>
4520 * defaults.h (ACCUMULATE_OUTGOING_ARGS, PUSH_ARGS): Move from ...
4521 * calls.c: ... here.
4522 * combine.c, expr.c, final.c, function.c toplev.c: Don't provide
4523 defaults for them here.
4525 2001-03-17 Anthony Green <green@redhat.com>
4527 * config/pj/lib1funcs.S: Fix broken comment.
4528 * config/pj/pj.h (LOCAL_LABEL_PREFIX): Prefix internal
4531 2001-03-18 Joseph S. Myers <jsm28@cam.ac.uk>
4533 * gcc.texi: Remove obsolete information relating to build and
4534 installation problems with enquire or the Pyramid C compiler.
4536 2001-03-17 Richard Henderson <rth@redhat.com>
4538 * dwarf2out.c (queue_reg_save): New.
4539 (flush_queued_reg_saves, clobbers_queued_reg_save): New.
4540 (dwarf2out_frame_debug_expr): Call queue_reg_save instead of
4542 (dwarf2out_frame_debug): Call flush_queued_reg_saves when needed.
4543 (cfa, cfa_store, cfa_temp): Make static.
4544 * final.c (final_scan_insn): Always call dwarf2out_frame_debug.
4546 2001-03-17 Richard Henderson <rth@redhat.com>
4548 * integrate.h (struct inline_remap): Add local_return_label.
4549 * integrate.c (expand_inline_function): Initialize it and emit
4550 it after copy_insn_notes.
4551 (copy_insn_list): Don't store local_return_label here.
4552 (copy_insn_notes): New function split out from copy_insn_list.
4554 2001-03-17 Richard Henderson <rth@redhat.com>
4556 * dwarf2out.c (lookup_filename): Emit .file if the assembler
4557 is generating .debug_line.
4558 (dwarf2out_init): Add main_input_filename to the file table first.
4559 * configure.in (as_dwarf2_debug_line): Test with file number 1
4560 instead of file number 0.
4562 Sat Mar 17 11:52:34 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
4564 * combine.c (undobuf): Remove field previous_undos; all refs deleted.
4565 (gen_rtx_combine): Deleted; all references changed as appropriate.
4566 (gen_unary): Deleted; all refs changed to call simplify_gen_unary.
4568 * print-tree.c (print_node): Print DECL_NONADDRESSABLE_P.
4570 2001-03-17 David Billinghurst <David.Billinghurst@riotinto.com>
4572 * config/i386/xm-cygwin.h: Include <sys/cygwin.h. Remove unused
4575 2001-03-16 Jim Wilson <wilson@redhat.com>
4577 * config/ia64/ia64.c (ia64_compute_frame_size): If reg_fp is zero,
4578 then set it to LOC_REG (79) instead of aborting.
4580 2001-03-16 Phil Edwards <pme@sources.redhat.com>
4582 * gccbug.in: Remove high priority.
4584 2001-03-16 Richard Henerson <rth@redhat.com>
4586 * aclocal.m4 (gcc_AC_EXAMINE_OBJECT): Substitute leading od
4587 output with a space instead of deleting it.
4588 * configure: Regenerate.
4590 2001-03-16 Zack Weinberg <zackw@stanford.edu>
4592 * aclocal.m4 (gcc_AC_EXAMINE_OBJECT): New utility macro which
4593 handles the gory details of converting an object file into
4594 something that's safe to grep.
4595 (gcc_AC_C_COMPILE_BIGENDIAN): Rename to
4596 gcc_AC_C_COMPILE_ENDIAN. Use gcc_AC_EXAMINE_OBJECT. Put
4597 newlines at either end of the string we're looking for.
4598 Make 'checking ...' message less stilted.
4599 (gcc_AC_C_FLOAT_FORMAT): Use gcc_AC_EXAMINE_OBJECT. Handle
4600 ARM in-memory layout and its hypothetical converse. Don't
4601 define HOST_FLOAT_WORDS_BIG_ENDIAN unless it's different from
4602 HOST_WORDS_BIG_ENDIAN.
4604 * configure.in: Adjust for renamed macro. Move
4605 gcc_AC_C_FLOAT_FORMAT below gcc_AC_C_COMPILE_ENDIAN.
4606 * configure, config.in: Regenerate.
4608 2001-03-16 Laurynas Biveinis <lauras@softhome.net>
4610 * fixinc/Makefile.in: Set SHELL.
4612 2001-03-16 Laurynas Biveinis <lauras@softhome.net>
4614 * fixinc/fixincl.c (fix_with_system): Quote file names before
4615 passing them to shell.
4617 2001-03-16 Laurynas Biveinis <lauras@softhome.net>
4619 * Makefile.in: Use fix-header$(build_exeext) instead
4622 2001-03-16 Richard Henderson <rth@redhat.com>
4624 * dwarf2out.c: Revert most of 2000-11-25 and 2001-01-24 changes.
4625 (LN_PROLOG_AS_LABEL, LN_PROLOG_END_LABEL): New.
4626 (size_of_line_prolog): Remove.
4627 (output_line_info): Compute prologue size via label difference.
4628 (lookup_filename): Return "unspecified" for <internal> and <built-in>.
4630 * configure.in (HAVE_AS_DWARF2_DEBUG_LINE): Require that the
4631 assembler error when redefining file numbers.
4632 * config.in, configure: Rebuild.
4634 * dwarf2asm.c (dw2_asm_output_data): Mask data to the output size.
4635 (dw2_asm_output_data_uleb128): Use space not tab after .uleb128.
4636 (dw2_asm_output_delta_uleb128): Likewise.
4637 (dw2_asm_output_delta_sleb128): Similarly.
4638 (dw2_asm_output_data_sleb128): Similarly. Print number in decimal.
4640 2001-03-16 Michael Meissner <meissner@redhat.com>
4642 * mips.h (BITMASK_HIGH): Replacement for 0x80000000 that avoids
4644 (BITMASK_UPPER16): Replacement for 0xffff0000 that avoids
4646 (BITMASK_LOWER16): Replacement for 0x0000ffff.
4648 * mips.c (save_restore_insns): Use BITMASK_UPPER16/BITMASK_LOWER16
4649 instead of 0xffff0000/0x0000ffff to avoid warnings about constants
4650 being unsigned in ISO C and signed in traditional.
4651 (expand_prologue): Ditto.
4652 (RA_MASK): Use BITMASK_HIGH to avoid warnings.
4654 * mips.md (divmodsi4,divmodsi4): Use BITMASK_HIGH to avoid
4656 (divsi3,divdi3): Ditto.
4657 (modsi3,moddi3): Ditto.
4658 (fix_truncdfsi2,fix_truncdfdi2): Ditto.
4659 (fix_truncsfsi2,fix_truncsfdi2): Ditto.
4660 (movsi split): Use BITMASK_UPPER16/BITMASK_LOWER16 to avoid
4663 Fri Mar 16 14:47:57 CET 2001 Jan Hubicka <jh@suse.cz>
4665 * i386.c (ix86_expand_fp_movcc): Do not attempt to construct
4666 SSE based conditional moves on LTGT/UNEQ conditions;
4667 Canonicalize EQ to NE.
4668 * i386.md (sse_mov?fcc): Disallow EQ and NE in IEEE mode.
4669 (sse_mov?fcc_ne): New.
4671 * i386-protos.h (sign_extended_value, zero_extended_value): Declare.
4673 2001-03-16 Alexandre Oliva <aoliva@redhat.com>
4675 * config/sh/sh.c (sh_expand_prologue): Insns that set up the PIC
4676 register may be dead.
4678 2001-03-16 Brad Lucier <lucier@math.purdue.edu>
4680 * Makefile.in (hash.o): Depend on CONFIG_H.
4682 2001-03-15 Mark Mitchell <mark@codesourcery.com>
4684 * dwarf2out.c (rtl_for_decl_location): Use DECL_RTL_IF_SET.
4686 2001-03-15 Richard Henderson <rth@redhat.com>
4688 * config/ia64/ia64.h (ASM_OUTPUT_DWARF_OFFSET): New.
4689 (ASM_OUTPUT_DWARF_PCREL): New.
4690 * config/ia64/hpux.h (ASM_OUTPUT_DWARF_OFFSET): Remove.
4692 2001-03-16 Alexandre Oliva <aoliva@redhat.com>
4694 * cppfiles.c (stack_include_file): Use MAX of sysp.
4696 2001-03-15 Steve Ellcey <sje@cup.hp.com>
4698 * config.gcc (ia64*-*-hpux*): New case.
4699 * config/ia64/hpux.h: New file for HP-UX support.
4700 * config/ia64/t-hpux: New file for HP-UX support.
4702 2001-03-16 Bruce Korb <bkorb@gnu.org>, Alexandre Oliva <aoliva@redhat.com>
4704 * fixinc/inclhack.def (irix_stdio_va_list): New.
4705 * fixinc/fixincl.x: Rebuilt.
4707 2001-03-15 Richard Henderson <rth@redhat.com>
4709 * dwarf2asm.c (dw2_asm_output_offset): Use ASM_OUTPUT_DWARF_OFFSET
4710 if provided by the target.
4711 (dw2_asm_output_pcrel): Likewise with ASM_OUTPUT_DWARF_PCREL.
4712 (dw2_asm_output_addr): New.
4713 * dwarf2asm.h (dw2_asm_output_addr): Declare.
4714 * dwarf2out.c (output_cfi): Use it for program addresses.
4715 (output_call_frame_info, output_die): Likewise.
4716 (output_aranges, output_line_info): Likewise.
4718 2001-03-15 Bruce Korb <bkorb@gnu.org>
4720 * gcc.c(main): make more rigorous
4721 * collect2.c(main): guard against ignoring SIGCHLD
4722 * protoize.c(main): ditto
4723 * gcc/fixinc/fixincl.c(initialize): ditto
4725 2001-03-15 Mark Mitchell <mark@codesourcery.com>
4727 * sdbout.c (sdbout_symbol): Use DECL_RTL_SET_P, SET_DECL_RTL.
4728 (sdbout_parms): Likewise.
4730 Thu Mar 15 12:57:14 2001 Jeffrey A Law (law@cygnus.com)
4732 * reload1.c (reload_cse_simplify_set): For LOAD_EXTEND_OP, do not
4733 "widen" a destination that is already wider than a word. Also do
4734 not widen if LOAD_EXTEND_OP is NIL for the given mode.
4736 2001-03-15 Bernd Schmidt <bernds@redhat.com>
4738 * config/ia64/ia64.c (ia64_sched_reorder): Remove debugging aids.
4740 Thu Mar 15 11:30:31 EST 2001 John Wehle (john@feith.com)
4742 * i960.h (ROUND_TYPE_SIZE_UNIT): Fix typo.
4744 Thu Mar 15 11:24:29 EST 2001 John Wehle (john@feith.com)
4746 * i960.h (i960_maxbitalignment,
4747 i960_last_maxbitalignment): Declare.
4748 * i960.c (i960_maxbitalignment,
4749 i960_last_maxbitalignment): Make global.
4750 (process_pragma): Delete.
4751 (i960_pr_align, i960_pr_noalign): Move from here ...
4752 * i960-c.c: ... to this new file.
4753 * t-960bare (i960-c.o): New rule.
4754 * t-vxworks960 (i960-c.o): Likewise.
4755 * config.gcc (i960-*-*): Define c_target_objs and
4758 2001-03-15 Bernd Schmidt <bernds@redhat.com>
4760 * cselib.c (hash_rtx): For REG and MEM, just use value of expression
4761 without adding in rtx code and mode.
4763 * alias.c (init_alias_analysis): Don't use any rtx whose value
4764 varies as a known value.
4765 Delete a superfluous test.
4767 * config/ia64/ia64.c (maybe_rotate): New function, broken out of
4769 (ia64_sched_reorder): Call maybe_rotate; also rotate after
4770 scheduling a stop bit.
4771 (ia64_emit_nops): Correctly handle ASMs.
4773 2001-03-15 Mark Mitchell <mark@codesourcery.com>
4775 * varasm.c (assemble_variable): Use DECL_RTL_SET_P.
4777 2001-03-15 Neil Booth <neil@daikokuya.demon.co.uk>
4779 * cpp.texi: Update documentation for -include and -imacros.
4780 * cppfiles.c (struct include_file): Remove "defined" memeber.
4781 (find_or_create_entry): Make a copy of the file name, and
4783 (open_file): Update to ensure we use the simplified filename.
4784 (stack_include_file): Don't set search_from.
4785 (cpp_included): Don't simplify the path name here.
4786 (find_include_file): New prototype. Call search_from to
4787 get the start of the "" include chain. Don't simplify the
4789 (_cpp_execute_include): New prototype. Move diagnostics to
4790 do_include_common. Update.
4791 (_cpp_pop_file_buffer): Don't set defined.
4792 (search_from): New prototype. Use the preprocessor's cwd
4793 for files included from the command line.
4794 (read_name_map): Don't simplify the pathname here.
4795 * cpphash.h (enum include_type): New.
4796 (struct buffer): Delete search from. New search_cached.
4797 (_cpp_execute_include): Update prototype.
4798 * cppinit.c (do_includes): Use _cpp_execute_include.
4799 * cpplib.c (do_include_common): New function.
4800 (do_include, do_include_next, do_import): Use it.
4802 2001-03-14 Mark Mitchell <mark@codesourcery.com>
4804 * varasm.c (assemble_alias): Use DECL_ASSEMBLER_NAME, not the
4805 contents of the RTL, to determine the name of the object.
4807 2001-03-14 Mark Mitchell <mark@codesourcery.com>
4809 * tree.h (DECL_RTL): Allocate RTL lazily.
4810 (SET_DECL_RTL): New macro.
4811 (DECL_RTL_SET_P): Likewise.
4812 (COPY_DECL_RTL): Likewise.
4813 (DECL_RTL_IF_SET): Likewise.
4814 * varasm.c (make_decl_rtl): Add assertions about the kind of
4815 declaration we are processing.
4816 * c-decl.c (duplicate_decls): Use COPY_DECL_RTL, DECL_RTL_SET_P, etc.
4817 (start_decl): Likewise.
4818 (finish_decl): Likewise.
4819 * c-semantics.c (emit_local_var): Likewise.
4820 * calls.c (expand_call): Likewise.
4821 * dbxout.c (dbxout_symbol): Likewise.
4822 * emit-rtl.c (unshare_all_rtl): Likewise.
4823 (unshare_all_decls): Likewise.
4824 (reset_used_decls): Likewise.
4825 * expr.c (store_constructor): Likewise.
4826 (safe_from_p): Likewise.
4827 (expand_expr): Likewise.
4828 * function.c (put_var_into_stack): Likewise.
4829 (instantiate_decls_1): Likewise.
4830 (assign_parms): Likewise.
4831 (expand_function_start): Likewise.
4832 (expand_function_end): Likewise.
4833 * ggc-common.c (gcc_mark_trees): Likewise.
4834 * integrate.c (function_cannot_inline_p): Likewise.
4835 (copy_decl_for_inlining): Likewise.
4836 (expand_inline_function): Likewise.
4837 (integrate_parm_decls): Likewise.
4838 (integrate_decl_tree): Likewise.
4839 * print-tree.c (print_node): Likewise.
4840 * reg-stack.c (stack_result): Likewise.
4841 * stmt.c (label_rtx): Likewise.
4842 (expand_return): Likewise.
4843 (expand_decl): Likewise.
4844 (expand_decl_cleanup): Likewise.
4845 (expand_anon_union_decl): Likewise.
4846 * toplev.c (check_global_declarations): Likewise.
4847 (rest_of_decl_compilation): Likewise.
4848 * tree.c (simple_cst_equal): Likewise.
4849 * objc/objc-act.c (generate_static_references): Likewise.
4851 2001-03-14 Zack Weinberg <zackw@stanford.edu>
4853 * aclocal.m4 (gcc_AC_C_CHARSET, gcc_AC_C_COMPILE_BIGENDIAN,
4854 gcc_AC_C_FLOAT_FORMAT): New macros.
4855 * configure.in: Add AC_PROG_CPP after CC tests;
4856 gcc_AC_C_CHARSET and gcc_AC_C_FLOAT_FORMAT after the sizeof
4857 tests; and gcc_AC_C_COMPILE_BIGENDIAN after gcc_AC_C_CHAR_BIT.
4858 * configure, config.in: Regenerate.
4860 * config/a29k/xm-a29k.h, config/arc/xm-arc.h,
4861 config/arm/xm-arm.h, config/c4x/xm-c4x.h,
4862 config/convex/xm-convex.h, config/d30v/xm-d30v.h,
4863 config/i370/xm-linux.h, config/i370/xm-oe.h,
4864 config/ia64/xm-ia64.h, config/m32r/xm-m32r.h,
4865 config/m68k/xm-m68k.h, config/mips/xm-mips.h,
4866 config/pa/xm-linux.h, config/pa/xm-pa.h,
4867 config/rs6000/xm-lynx.h, config/rs6000/xm-mach.h,
4868 config/rs6000/xm-rs6000.h, config/rs6000/xm-sysv4.h,
4869 config/sparc/xm-sparc.h, config/vax/xm-vax.h,
4870 config/we32k/xm-we32k.h: Delete.
4872 * config/i370/xm-mvs.h, config/m88k/m88k.h,
4873 config/romp/xm-romp.h, config/rs6000/xm-beos.h,
4874 config/vax/xm-vms.h: Don't define any of:
4875 HOST_FLOAT_FORMAT, HOST_EBCDIC, HOST_WORDS_BIG_ENDIAN
4877 * config/rs6000/aix.h: Define COLLECT_EXPORT_LIST here.
4879 * config.gcc: Remove references to deleted files.
4880 (i370-*-opened*): Use i370/xm-mvs.h (which now defines only
4881 FATAL_EXIT_CODE, which is the same between oe and mvs).
4883 2001-03-14 DJ Delorie <dj@redhat.com>
4884 Vladimir Makarov <vmakarov@redhat.com>
4886 * config/i960/i960.c (i960_function_prologue): Compute size of
4887 frame according to number of registers actually saved there.
4889 2001-03-14 Richard Henderson <rth@redhat.com>
4891 * expr.c (emit_move_insn_1): Fix else if around #endif.
4893 Wed Mar 14 22:39:12 CET 2001 Jan Hubicka <jh@suse.cz>
4896 * md.texi (machine constraints): Document 'Q', 'R', 'e' and 'Z'
4899 Wed Mar 14 22:26:10 CET 2001 Jan Hubicka <jh@suse.cz>
4901 * i386.c (ix86_cmodel_string, ix86_cmodel): Define.
4902 (override_options): Parse cmodel string.
4903 (x86_64_sign_extended_value, x86_64_zero_extended_value): New.
4904 * i386.h (TARGET_OPTIONS): Add "cmodel".
4905 (EXTRA_CONSTRAINT): Recognize 'e' and 'Z'.
4907 (ix86_cmodel_string, ix86_cmodel): Declare.
4909 Wed Mar 14 22:26:54 CET 2001 Jan Hubicka <jh@suse.cz>
4912 * i386.h (GENERAL_REG_P): Add missing REG_P.
4914 2001-03-14 Laurynas Biveinis <lauras@softhome.net>
4916 * configure.in: Use $gcc_cv_as instead of $as.
4917 * configure: Regenerated.
4919 2001-03-14 Neil Booth <neil@daikokuya.demon.co.uk>
4921 * cppfiles.c (stack_include_file): Only increase the include
4922 count if we actually process the file properly, as opposed
4923 to treating it as length zero. Only call read_include_file
4924 if not DO_NOT_REREAD. Handle the -H include file output
4926 (read_include_file): Remove now redundant DO_NOT_REREAD check.
4927 (cpp_included, find_include_file): Simplify pathnames after
4928 remapping them. If remapping, don't use the remapped file
4929 name's buffer as our scratch buffer.
4930 (cpp_pop_file_buffer): Replace the multiple include macro
4931 only if it isn't yet set.
4932 (read_name_map): Simplify remapped names when reading in.
4933 (remap_filename): Move code to code path that uses it.
4934 (_cpp_simplify_pathname): Return the input pointer.
4935 * cpphash.h (_cpp_simplify_pathname): Update prototype.
4937 2001-03-14 Mark Mitchell <mark@codesourcery.com>
4939 * expr.c (expand_expr): Revove bogus conditional.
4941 Wed Mar 14 19:29:50 CET 2001 Jan Hubicka <jh@suse.cz>
4943 * expr.c (emit_move_insn_1): Guard PUSH_ROUNDING use by ifdef.
4945 2001-03-14 Jakub Jelinek <jakub@redhat.com>
4947 * reg-stack.c (stack_result): Unconditionally use
4948 FUNCTION_OUTGOING_VALUE resp. FUNCTION_VALUE.
4950 Wed Mar 14 16:36:25 CET 2001 Jan Hubicka <jh@suse.cz>
4952 * expr.c (emit_move_insn_1): Split push of complex value when
4953 no suitable push instruction exist.
4955 * i386.md (QImode move/add/shift patterns): Use ANY_QI_REG_P
4956 instead of QI_REG_P.
4958 Tue Mar 13 22:22:04 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
4960 * alias.c (handled_component_p, can_address_p): New functions.
4961 (get_alias_set): Use them.
4963 2001-03-13 Jim Wilson <wilson@redhat.com>
4965 * config/ia64/ia64.c (find_gr_spill): Subtract frame_pointer_needed
4966 from 80 in try_locals code.
4967 (ia64_expand_prologue): Add comment pointing to find_gr_spill change.
4969 2001-03-13 Zack Weinberg <zackw@stanford.edu>
4971 * aclocal.m4 (gcc_AC_COMPILE_CHECK_SIZEOF, gcc_AC_C_CHAR_BIT,
4972 gcc_AC_C_LONG_LONG): New.
4973 * configure.in: Use them. Probe the size of short, int, long,
4974 and long long/__int64 if we have them. Move all the AC_C_*
4975 checks together, except gcc_AC_C_CHAR_BIT which has to go
4976 after AC_CHECK_HEADERS(limits.h).
4977 Take hwint.h out of host_xm_file and build_xm_file.
4979 * hwint.h: Unconditionally define HOST_BITS_PER_CHAR,
4980 HOST_BITS_PER_SHORT, HOST_BITS_PER_INT, HOST_BITS_PER_LONG,
4981 and HOST_BITS_PER_LONGLONG in terms of SIZEOF_* and CHAR_BIT.
4982 Move the HOST_WIDEST_INT setup logic here from system.h.
4983 Provide HOST_WIDEST_INT even if HOST_BITS_PER_LONGLONG is not
4985 * system.h: Include hwint.h after limits.h. HOST_WIDEST_INT
4986 is now handled by hwint.h.
4988 * config/alpha/xm-alpha-interix.h, config/alpha/xm-vms.h,
4989 config/c4x/xm-c4x.h, config/i370/xm-oe.h,
4990 config/ia64/xm-ia64.h: Don't define any of:
4991 HOST_BITS_PER_LONG, HOST_BITS_PER_CHAR, HOST_BITS_PER_SHORT,
4992 HOST_BITS_PER_LONGLONG.
4994 * config/alpha/xm-alpha.h, config/dsp16xx/xm-dsp16xx.h,
4995 config/h8300/xm-h8300.h, config/mips/iris6.h,
4996 config/mn10200/xm-mn10200.h, config/pa/xm-pa64hpux.h,
4997 config/sparc/xm-sp64.h: Delete.
4998 * config.gcc: Remove references to deleted files.
5000 * config/arm/xm-arm.h, config/mips/xm-mips.h: Don't define
5001 HOST_FLOAT_FORMAT to IEEE_FLOAT_FORMAT.
5002 * config/i370/xm-linux.h: Clarify floating-point situation in
5005 2001-03-13 Neil Booth <neil@daikokuya.demon.co.uk>
5007 * cppfiles.c (NO_INCLUDE_PATH): New macro.
5008 (find_include_file): Decide here which part of the include
5009 chain to start the search. Complain about an empty include
5010 chain in all cases apart from an abolsute file name.
5011 (_cpp_execute_include): Don't choose the search chain here.
5012 Don't call handle_missing_include in the case of an empty
5014 (_cpp_compare_file_date): Don't choose the search chain here.
5015 * cpplib.c (do_include_next): Move the in-main-file diagnostic
5016 here from _cpp_execute_include. Behave like #include if
5017 we're in the main file.
5019 2001-03-13 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5021 * system.h (malloc, realloc, calloc, strdup): Only poison these
5022 tokens when IN_GCC is defined.
5024 Tue Mar 13 14:38:44 CET 2001 Jan Hubicka <jh@suse.cz>
5026 * i386.md (abs?f expander): Support SSE case.
5027 (abd?f_if): Add new "USE"; add splitters.
5029 2001-03-13 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5031 * cpp.texi (poison): Explain the macro expansion exception.
5033 2001-03-13 Jakub Jelinek <jakub@redhat.com>
5035 * expr.c (store_expr): Add dont_store_target. If temp is already in
5036 target before copying to reg, don't store it into target again.
5038 2001-03-12 Neil Booth <neil@daikokuya.demon.co.uk>
5040 * cppinternals.texi: Update for file handling.
5042 2001-03-12 Jeffrey Oldham <oldham@codesourcery.com>
5044 * emit-rtl.c (remove_unnecessary_notes): Reverse Richard Kenner's
5045 2001-02-24 which broke building the Java library.
5046 * function.c (identify_blocks): Likewise.
5047 (all_blocks): Likewise.
5048 * integrate.c (integrate_decl_tree): Likewise.
5049 * print-tree.c (print_node): Likewise.
5050 * tree.h (BLOCK_NUMBER): Likewise.
5051 (struct tree_block): Likewise.
5053 2001-03-12 David Edelsohn <edelsohn@gnu.org>
5055 * rs6000/aix51.h (CPP_SPEC, CPLUSPLUS_CPP_SPEC): Fix typo in
5056 __WCHAR_TYPE__ definition.
5057 (WCHAR_TYPE_SIZE): #undef before #define.
5059 2001-03-12 Neil Booth <neil@daikokuya.demon.co.uk>
5061 * cppfiles.c: Update comments.
5062 (destroy_include_file_node): Rename destroy_node.
5063 (find_or_create_entry): New function.
5064 (open_file, _cpp_fake_include): Use it.
5065 (handle_missing_header): New function, broken out of
5066 _cpp_execute include. Don't segfault if there is no
5067 system or quoted path.
5068 (_cpp_execute_include): Use handle_missing_header.
5070 2001-03-12 Jeffrey Oldham <oldham@codesourcery.com>
5072 * jump.c (reversed_comparison_code_parts): Reverse Jan Hubricka's
5073 2001-02-28 patch because it breaks arm-linux and mips-sgi-irix6.5.
5075 Mon Mar 12 14:05:32 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
5077 * flow.c (insn_dead_p): Don't consider two memrefs equivalent
5078 unless anti_dependence says they are.
5079 * alias.c (objects_must_conflict): If neither has a type specified,
5082 2001-03-12 Neil Booth <neil@daikokuya.demon.co.uk>
5083 David Billinghurst <David.Billinghurst@riotinto.com>
5085 * config/mips/iris5.h: Change WCHAR_TYPE to int.
5087 Mon Mar 12 16:32:21 CET 2001 Jan Hubicka <jh@suse.cz>
5089 * i386.md (trunctfdf2_2): Rename missnamed pattern.
5090 (*_one_bit): Remove type on the match_operand in attributes.
5092 Mon Mar 12 16:27:56 CET 2001 Jan Hubicka <jh@suse.cz>
5094 * i386.c: Commit forgotten hunk in previous patch.
5095 (regclass_map): Add extended registers.
5096 (dbx_register_map): Add missing frame register.
5098 Mon Mar 12 15:41:08 CET 2001 Jan Hubicka <jh@suse.cz>
5100 * i386.md (all XFmode patterns except swapxf): Disable for 64bit.
5102 * i386.md (x86_sahf_1): Disable for 64bit.
5103 (popsi*, pophi*): Likewise.
5104 (pushqi, pushhi): Likewise.
5105 (movdi, pushdi): Likewise.
5106 (zero extend DImode splitter): Likewise.
5107 (adddi, minusdi splitter): Likewise.
5108 (umulsidi): Likewise.
5110 (mulsidi): Disable for 64bit
5111 (lshift:DI/ashift:DI): Disable for 64bit.
5112 (loop patterns): Likewise.
5113 (call_pop, call_value_pop expanders and patterns): Likewise.
5114 (prologue_get_pc): Likewise.
5116 (fcmovDI pattern and splitter): Likewise.
5117 (movdfcc_1_rex64): New.
5119 Mon Mar 12 15:16:36 CET 2001 Jan Hubicka <jh@suse.cz>
5121 * i386.h (VALID_FP_MODE_P): XFmode is invalid on x86_64.
5122 (MODES_TIEABLE_P): QImodes and DImodes are tiable on x86_64.
5123 (HARD_REGNO_CALLER_SAVE_MODE): Save QImodes as QImodes for x86_64.
5124 (STATIC_CHAIN_REGNUM): Set to r10 for x86_64.
5125 (PIC_OFFSET_TABLE_REGNUM): Set to INVALID_REGNUM for x86_64.
5126 (LIMIT_RELOAD_CLASS): Avoid limiting of QImodes on x86_64.
5127 (SECONDARY_OUTPUT_RELOAD_CLASS): No need to QImodes.
5128 (PUSH_ROUNDING): x86_64 rounds to 64bits.
5129 (CONSTANT_ADDRESS_P): Accept CONST_DOUBLE.
5130 (REGPARM_MAX): Set to 6 for x86_64.
5131 (SSE_REGPARM_MAX): Set to 16 for x86_64.
5132 * i386.c (hard_regno_mode_ok): QImodes can be in all general purpose
5135 * (patterns that does use upper halves): Update constraints
5136 'q' to 'Q' and 'r' to 'R'.
5137 (cmpqi_ext_1): Disable for 64bit.
5138 (cmpqi_ext_3_insn): Likewise.
5139 (movqi_extzv_1): Likewsie.
5140 (addqi_ext_1): Liekwsie
5141 (testqi_ext_1): Liekwsie
5142 (andqi_ext_1): Liekwsie
5143 (xorqi_ext_1): Liekwsie
5144 (cmpqi_ext_1_rex64): New.
5145 (cmpqi_ext_3_insn_rex64): Likewise.
5146 (movqi_extzv_1_rex64): Likewsie.
5147 (addqi_ext_1_rex64): Liekwsie
5148 (testqi_ext_1_rex64): Liekwsie
5149 (andqi_ext_1_rex64): Liekwsie
5150 (xorqi_ext_1_rex64): Liekwsie
5152 2001-03-11 Zack Weinberg <zackw@stanford.edu>
5154 * configure.in: Move check for unsigned enumerated bitfields
5155 to macro in aclocal.m4. Disable it for now.
5156 * configure, config.in: Regenerate.
5157 * system.h: Don't do anything with ONLY_INT_FIELDS. Use the
5158 unsigned-int form of ENUM_BITFIELD() unless being compiled by GCC.
5159 * varasm.c (struct rtx_const): Use ENUM_BITFIELD(). Move enum
5160 kind above its first use.
5162 * config/xm-interix.h, config/alpha/xm-alpha.h,
5163 config/i370/xm-linux.h, config/i386/xm-beos.h,
5164 config/i386/xm-mingw32.h, config/mips/xm-mips.h,
5165 config/pa/xm-pa.h, config/pa/xm-pa64hpux.h,
5166 config/rs6000/xm-beos.h, config/rs6000/xm-sysv4.h,
5167 Don't define ONLY_INT_FIELDS under any circumstances.
5169 * config/pa/xm-pa.h: Don't define __BSD_NET2__.
5171 * config/pa/xm-pahpux.h, config/pa/xm-papro.h,
5172 config/sparc/xm-sysv4.h: Delete - now identical with some
5174 * config.gcc (hppa targets): Replace xm-pahpux.h and
5175 xm-papro.h with implicit xm-pa.h.
5176 (sparc targets): Replace xm-sysv4.h with implicit or explicit
5179 2001-03-12 Aldy Hernandez <aldyh@redhat.com>
5181 * reload1.c (reload_cse_simplify): Call reload_cse_simplify_set
5182 before reload_cse_noop_set_p.
5184 2001-03-11 Zack Weinberg <zackw@stanford.edu>
5186 * config.gcc: Where xm-host.h used to include another
5187 xm-host.h, list the nested header directly in xm_file. Remove
5188 references to deleted files. Can now use sparc/xm-sp64.h for
5191 * config/xm-linux.h, config/arm/xm-linux.h,
5192 config/i386/xm-dos.h, config/i386/xm-gnu.h,
5193 config/i386/xm-linux.h, config/i386/xm-openbsd.h,
5194 config/i860/xm-fx2800.h, config/m68k/xm-atari.h,
5195 config/m68k/xm-linux.h, config/m68k/xm-sun3.h,
5196 config/sparc/xm-linux.h, config/sparc/xm-sysv4-64.h:
5199 * config/alpha/xm-alpha-interix.h: Don't include alpha/xm-alpha.h.
5200 * config/mips/xm-iris5.h: Don't include mips/xm-mips.h. Don't
5201 bother to wrap #undef in #ifdef.
5202 * config/pa/xm-linux.h, config/rs6000/xm-sysv4.h:
5203 Don't include xm-linux.h.
5204 * config/sparc/xm-sp64.h: Don't include sparc/xm-sparc.h.
5206 * configure.in: Wrap regexps using [] in changequote block.
5207 Use expr : not echo | grep. Simplify regexps.
5208 * configure: Regenerate.
5210 56 xm-files remain, 22 xm-arch.
5212 2001-03-11 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5214 * mips-tfile.c: Cast arg to PTR when specifier is HOST_PTR_PRINTF.
5215 (__proto, PTR_T, CPTR_T): Delete, use PARAMS/PTR instead.
5216 (local_index, local_rindex): Delete, use strchr/strrchr instead.
5217 (copy_object): Fix format specifier vs argument mismatch.
5219 * mips-tdump.c: Make local functions static.
5220 (rindex): Don't #undef.
5221 (__proto, PTR_T, CPTR_T): Delete, use PARAMS/PTR instead.
5222 (fatal, fancy_abort): Delete.
5223 (read_seek): Avoid signed/unsigned compare.
5225 Sun Mar 11 17:01:41 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
5227 * combine.c (try_combine): Fix error in change to try original
5229 (gen_rtx_combine): Do same as gen_rtx for now.
5231 2001-03-11 Zack Weinberg <zackw@stanford.edu>
5233 * configure.in: AC_SUBST xm_defines.
5234 * configure: Regenerate.
5235 * Makefile.in: Set DEFINES=$(xm_defines) when building
5238 2001-03-11 Neil Booth <neil@daikokuya.demon.co.uk>
5240 * cppfiles.c (INCLUDE_LEN_FUDGE, ENOMEM): Delete.
5241 (cpp_included, find_include_file): Update.
5242 (_cpp_compare_file_date): Make else unconditional.
5244 2001-03-10 kaz Kojima <kkojima@rr.iij4u.or.jp>
5246 * config/sh/sh.h (LEGITIMATE_PIC_OPERAND_P): Defined.
5248 2001-03-10 Toshiyasu Morita <toshiyasu.morita@hsa.hitachi.com>
5250 * config/sh/sh.md (umulhisi3_i, mulhisi3_i): Fix mnemonics.
5251 * config/sh/lib1funcs.asm (mulsi3): Convert mulu to mulu.w.
5253 Sat Mar 10 22:42:05 2001 Alexandre Oliva <aoliva@redhat.com>
5255 * tree.c (build_common_tree_nodes_2): Don't copy va_list_type_node
5256 if it's a record type.
5258 Sat Mar 10 17:52:54 2001 Christopher Faylor <cgf@cygnus.com>
5260 * config/i386/cygwin.h: Make ../w32api a system directory. Reorganize
5261 mingw includes slightly.
5263 2001-03-10 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5265 * system.h (malloc, realloc, calloc, strdup, bzero, bcmp, rindex):
5266 #undef token before poisoning it.
5268 2001-03-10 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5270 * alpha.c (check_float_value): Use memcpy, not bcopy.
5272 * m32r.c (m32r_sched_reorder): Likewise.
5274 * vax.c (check_float_value): Likewise.
5276 2001-03-10 Neil Booth <neil@daikokuya.demon.co.uk>
5278 * toplev.c (file_name_nondirectory): Remove.
5279 * toplev.h: Similarly.
5280 * dwarf2out.c (compute_section_prefix): Use lbasename instead
5281 of file_name_nondirectory.
5283 Sat Mar 10 10:36:45 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
5285 * mips-tdump.c (read_seek): Call xmalloc, not malloc.
5286 * mips-tfile.c: Don't #undef rindex; not used.
5288 Sat Mar 10 14:34:59 CET 2001 Jan Hubicka <jh@suse.cz>
5290 * i386.h (DBX_REGISTER_NUMBER): Return proper values for 64bits.
5291 (dbx64_register_map): Declare.
5292 (RETURN_ADDR_RTX): Fix for 64bit.
5293 (DWARF_FRAME_RETURN_COLUMN): Set to 16 for 64bit.
5294 (INCOMING_FRAME_SP_OFFSET): Set to 8.
5295 * i386.c (dbx64_register_map): New global array.
5296 * beos-elf.h, freebsd.h, i386-interix.h, i386elf.h,
5297 linux.h (DBX_REGISTER_REGNUMBER): Use dbx64_register_map
5300 2001-03-10 Neil Booth <neil@daikokuya.demon.co.uk>
5302 * cppfiles.c (search_from): Use lbasename.
5303 * mkdeps.c (deps_add_default_target): Use lbasename.
5305 2001-03-09 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5307 * fixinc/server.c (load_data, run_shell): Use xmalloc, xrealloc &
5308 xcalloc in lieu of malloc, realloc & calloc.
5310 * gencheck.c (xmalloc): Use really_call_malloc, not malloc.
5312 * gengenrtl.c (xmalloc): Likewise.
5314 * gensupport.c (xcalloc, xrealloc, xmalloc): Use the
5315 really_call_* memory allocation routines.
5317 * stmt.c (check_for_full_enumeration_handling): Use
5318 really_call_calloc, not calloc.
5320 * system.h (really_call_malloc, really_call_calloc,
5321 really_call_realloc): Define.
5322 (malloc, realloc, calloc, strdup, bzero, bcmp, rindex): Poison.
5324 Fri Mar 9 18:39:19 2001 Jeffrey A Law (law@cygnus.com)
5326 * pa.md (builtin_longjmp): Rework slightly to work for PA64 too.
5328 2001-03-09 Nicola Pero <n.pero@mi.flashnet.it>
5330 * configure: Rebuilt.
5331 * configure.in: Only use `lang_requires' for languages athat are
5334 2001-03-09 Joseph S. Myers <jsm28@cam.ac.uk>
5336 * invoke.texi: Fix typo.
5337 * gcc.1: Regenerate.
5339 2001-03-09 Zack Weinberg <zackw@stanford.edu>
5341 * configure.in: Prune nonexistent files from build_xm_file,
5342 xm_file, and host_xm_file lists. Warn unless they're
5344 Don't generate *config.h here.
5345 AC_SUBST all variables needed to generate *config.h.
5346 * configure: Regenerate.
5347 * mkconfig.sh: New helper script, from code removed from
5349 * Makefile.in: Zap all MALLOC variables - no longer used
5350 anywhere, and malloc.c doesn't exist.
5351 Substitute in variables needed to generate *config.h.
5352 Stop lying about the dependencies contained in CONFIG_H and
5354 (HCONFIG_H, TCONFIG_H, TM_P_H): New variables.
5355 (config.h, hconfig.h, tconfig.h, tm_p.h, cs-config.h,
5356 cs-hconfig.h, cs-tconfig.h, cs-tm_p.h): New rules.
5357 (all .o): Add dependencies on $(HCONFIG_H), $(TCONFIG_H),
5358 $(TM_P_H), etc. as appropriate.
5360 * config.gcc: Zap references to deleted files.
5361 * ggc-none.c: Don't include rtl.h or tm_p.h.
5363 * config/i386/xm-beos.h, config/i386/xm-dgux.h,
5364 config/i386/xm-djgpp.h, config/i386/xm-dos.h,
5365 config/i386/xm-gnu.h, config/i386/xm-i386-interix.h,
5366 config/i386/xm-linux.h, config/i386/xm-linux.h,
5367 config/i386/xm-next.h, config/i386/xm-openbsd.h,
5368 config/i386/xm-sun.h, config/i386/xm-sysv3.h:
5369 Don't include i386/xm-i386.h.
5371 * config/elxsi/xm-elxsi.h, config/i386/xm-bsd386.h,
5372 config/i386/xm-i386.h, config/i860/xm-i860.h,
5373 config/i960/xm-i960.h, config/mcore/xm-mcore.h,
5374 config/mn10300/xm-mn10300.h, config/ns32k/xm-ns32k.h,
5375 config/pj/xm-pj.h, config/sh/xm-sh.h, config/v850/xm-v850.h:
5376 Delete (empty except comments, #includes of other deleted
5377 files, and macros used nowhere).
5379 Fri Mar 9 20:05:27 CET 2001 Jan Hubicka <jh@suse.cz>
5381 * i386.h (MAX_WCHAR_TYPE_SIZE): New constant to keep tradcpp
5382 independent on TARGET_FLAGS.
5384 Fri Mar 9 19:52:52 CET 2001 Jan Hubicka <jh@suse.cz>
5386 * i386.h (FIRST_PSEUDO_REGISTER): Set to 53.
5388 (FIXED_REGISTERS, CALL_USED_REGISTERS, REG_ALLOC_ONES): Add
5390 (CONDITIONAL_REGISTER_USAGE): Set proper values according to
5392 (FIRST_REX_INT_REG, LAST_REX_INT_REG, FIRST_REX_SSE_REG,
5393 LAST_REX_SSE_REG): define.
5394 (enum reg_class): Add 'LEGACY_REGS'
5395 (REG_CLASS_CONTENTS): Likewise; add extended registers.
5396 (SSE_REGNO_P): Recognize extended registers.
5397 (ANY_QI_REG_P, REX_INT_REGNO_P, REX_INT_REG_P): New.
5398 (REG_CLASS_FROM_LETTER): Add 'R' and 'Q'.
5399 (REGNO_OK_FOR_INDEX_P, REGNO_OK_FOR_BASE_P,
5400 REG_OK_FOR_BASE_NONSTRICT_P): Recognize REX registers.
5401 (REG_OK_FOR_STRREG_NONSTRICT_P, REG_OK_FOR_STRREG_STRICT_P,
5402 REG_OK_FOR_STRREG_P): Remove.
5403 (HI_REGISTER_NAMES): Add extended registers.
5404 (ADDITIONAL_REGISTER_NAMES): Likewise.
5405 (QI_REGISTER_NAMES): Add 8bit extended registers.
5406 (DEBUG_REG): Support extended registers.
5407 * i386.c (regclass_map): Add extended registers.
5408 (dbx_register-map): Likewise.
5409 (svr4_dbx_register_map): Likewise.
5410 (print_reg): Support extended registers.
5411 (print_operand): Support 64bit operands.
5413 Fri Mar 9 19:37:46 CET 2001 Jan Hubicka <jh@suse.cz>
5415 * i386.h (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Set to 128bit for x86_64
5416 (BOOL_TYPE_SIZE, SHORT_TYPE_SIZE, INT_TYPE_SIZE,
5417 FLOAT_TYPE_SIZE, LONG_TYPE_SIZE, MAX_LONG_TYPE_SIZE,
5418 DOUBLE_TYPE_SIZE, LONG_LONG_TYPE_SIZE): New constants.
5419 (BITS_PER_WORD, UNITS_PER_WORD, POINTER_SIZE, PARM_BOUNDARY,
5420 STACK_BOUNDARY): Set properly for 64bits.
5421 (MAX_BITS_PER_WORD, MIN_UNITS_PER_WORD): New constants.
5422 (EMPTY_FIELD_BOUNDARY): Define using BITS_PER_WORD.
5423 (BIGGEST_FIELD_ALIGNMENT): Set to 128 for 64bits.
5424 (MOVE_MAX): Set to 16.
5425 (MOVE_MAX_PIECES): 8 for 64bit.
5426 (Pmode): Set to SImode.
5428 Fri Mar 9 09:00:36 2001 Mike Stump <mrs@wrs.com>
5430 * cselib.c (hash_rtx): Ensure that hash isn't zero upon return.
5432 Fri Mar 9 17:38:08 CET 2001 Jan Hubicka <jh@suse.cz>
5434 * i386.h (mask_64bit): New constant.
5435 (target_64bit): New macro.
5436 (target_options): Add '64'/'32'
5437 (target_default): Define.
5438 * cygwin.h freebsd-aout.h i386-interix.h i386.h i386elf.h isc.h
5439 isccoff.h netbsd.h next.h openbsd.h p sco.h sco5.h scodbx.h sequent.h
5440 unix.h win32.h (TARGET_DEFAULT): Rename to TARGET_SUBTARGET_DEFAULT.
5442 Thu Mar 8 23:36:56 2001 Jeffrey A Law (law@cygnus.com)
5444 * config/pa/som.h (MAKE_DECL_ONE_ONLY, ASM_WEAKEN_LABEL): Disable.
5446 Thu Mar 8 23:29:37 2001 John Wehle (john@feith.com)
5448 * rtlanal.c (rtx_varies_p): Check operand 0 of a
5449 LO_SUM unless for_alias is set.
5451 2001-03-08 Stan Shebs <shebs@apple.com>
5453 * objc/objc-act.c: Fix old typos in comments, add comments for
5455 (hash_init): Fix file name in error message.
5456 (hash_enter): Ditto.
5457 (hash_add_attr): Ditto.
5458 (continue_class): Ditto.
5460 2001-03-08 Bruce Korb <bkorb@gnu.org>
5462 gcc.c(main): ensure SIGCHLD handling is set to SIG_DFL so that
5463 wait4() can receive the signal.
5465 Thu Mar 8 21:09:10 2001 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
5467 * fixinc/inclhack.def (AAB_dgux_int_varargs): Don't use HTML
5469 * fixinc/fixincl.x: Regenerate.
5471 Thu Mar 8 21:09:10 2001 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
5473 * fixinc/inclhack.def (AAA_standards): Undo <standards.h> breakage
5475 * fixinc/fixincl.x: Regenerate.
5477 2001-03-08 Richard Henderson <rth@redhat.com>
5479 * configure.in (HAVE_AS_LEB128): New assembler check.
5480 * configure, config.in: Rebuilt.
5482 Thu Mar 8 19:54:04 CET 2001 Jan Hubicka <jh@suse.cz>
5484 * reg-stack.c (move_for_stack_reg): Avoid non-poping fst for
5487 2001-03-08 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5489 * config/ns32k/xm-pc532-min.h, config/we32k/xm-we32k.h: Delete
5490 references to the MAXPATHLEN macro.
5492 * config/alpha/xm-alpha.h, config/arm/xm-arm.h,
5493 config/i386/xm-cygwin.h, config/xm-linux.h: Delete references to
5496 * config/i386/xm-gnu.h, config/xm-gnu.h,
5497 config/alpha/xm-openbsd.h, config/i386/xm-openbsd.h,
5498 config/m68k/xm-openbsd.h, config/mips/xm-openbsd.h,
5499 config/sparc/xm-openbsd.h, config/xm-openbsd.h: Delete empty
5500 and/or unused files.
5502 * config.gcc: Define POSIX in xm_defines as appropriate in lieu of
5503 doing so in various xm-*.h files.
5505 Thu Mar 8 06:32:50 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
5507 * config/i386/i386.md (clrstrsi): Call ix86_set_move_mem_attrs.
5509 2001-03-08 Alexandre Oliva <aoliva@redhat.com>
5511 * configure.in (enable_shared): Support per-package shared-library
5513 * configure: Rebuilt.
5515 2001-03-07 David Edelsohn <edelsohn@gnu.org>
5517 * rs6000.md (cr logic): Add original POWER mnemonic alternative
5518 for crnot. Set operands[5] in splitter.
5520 2001-03-07 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5522 * config/i370/xm-mvs.h, config/i370/xm-oe.h,
5523 config/i386/xm-beos.h, config/i386/xm-mingw32.h,
5524 config/m88k/xm-m88k.h, config/mips/xm-iris6.h,
5525 config/mips/xm-openbsd.h, config/pa/xm-pa64hpux.h,
5526 config/pa/xm-pahpux.h, config/rs6000/xm-beos.h,
5527 config/rs6000/xm-darwin.h, config/rs6000/xm-mach.h,
5528 config/rs6000/xm-rs6000.h, config/xm-interix.h: Delete references
5531 * config/vax/xm-vaxv.h, config/a29k/xm-unix.h,
5532 config/i370/xm-i370.h, config/i386/xm-dgux.h,
5533 config/i386/xm-sun.h, config/i386/xm-sysv3.h,
5534 config/m68k/xm-tower.h, config/m68k/xm-aux.h,
5535 config/m68k/xm-hp320.h, config/m68k/xm-amix.h,
5536 config/m68k/xm-altos3068.h, config/m68k/xm-mot3300.h,
5537 config/m68k/xm-m68kv.h, config/m88k/xm-openbsd.h,
5538 config/mips/xm-nws3250v4.h, config/mips/xm-sysv.h,
5539 config/mips/xm-iris3.h, config/mips/xm-iris4.h, config/xm-svr3.h,
5540 config/xm-svr4.h, config/sparc/xm-pbd.h, config/clipper/xm-clix.h:
5541 Delete unused and/or empty files.
5543 * config.gcc: Define USG in xm_defines as appropriate. Define
5544 POSIX in lieu of xm-svr4.h. Delete all references to the SVR3
5545 macro. Remove deleted xm-* files from $xm_files variable.
5547 2001-03-07 Tom Tromey <tromey@redhat.com>
5549 * configure: Rebuilt.
5550 * configure.in: Allow config-lang.in to set `lang_requires' to list
5551 of other required languages.
5553 2001-03-07 Andrew MacLeod <amacleod@redhat.com>
5555 * config/a29k/a29k.c (print_operand): Free a29k_last_prologue_insn
5557 (output_prologue): Use xmalloc not oballoc.
5558 (output_epilog): Free a29k_first_epilogue_insn when finished.
5559 * confif/a29k/a29k.h (PREDICATE_CODES): Remove shift_constant_operand.
5561 2001-03-07 Brad Lucier <lucier@math.purdue.edu>
5563 * builtins.c (expand_builtin_mathfn): Check
5564 flag_unsafe_math_optimizations, not flag_fast_math.
5565 (expand_builtin): Likewise
5566 * combine.c (combine_simplify_rtx): Likewise.
5567 (simplify_if_then_else): Likewise.
5568 * cse.c (fold_rtx): Likewise.
5569 * flags.h: Remove flag_fast_math. Add
5570 flag_unsafe_math_optimizations and flag_trapping_math.
5571 * fold-const.c (negate_expr): Check
5572 flag_unsafe_math_optimizations, not flag_fast_math.
5573 (invert_truthvalue): Likewise.
5574 (fold): Likewise. Before associating operands, check that
5575 code == MULT_EXPR, not code != MULT_EXPR.
5576 * ifcvt.c (noce_try_minmax): Check
5577 flag_unsafe_math_optimizations, not flag_fast_math.
5578 (noce_operand_ok): Check flag_trapping_math, not flag_fast_math.
5579 * invoke.texi: Document -funsafe-math-optimizations and
5580 -fno-trapping-math. Change documentation for -ffast-math.
5581 * jump.c (reversed_comparison_code_parts): Likewise.
5582 (rtx_equal_for_thread_p): Likewise.
5583 * optabs.c (emit_conditional_move): Likewise.
5584 * simplify-rtx.c (simplify_binary_operation): Likewise.
5585 (simplify_relational_operation): Likewise.
5586 (simplify_ternary_operation): Likewise.
5587 * toplev.c: Remove flag_fast_math. Add flag_trapping_math and
5588 flag_unsafe_math_optimizations. Remove fast-math entry from f_options.
5589 Add trapping-math and unsafe-math-optimizations entries to f_options.
5590 (set_fast_math_flags): New, sets flags for -ffast-math.
5591 (set_no_fast_math_flags): New, sets flags for -fno-fast-math.
5592 (decode_f_option): Add code to handle -ffast-math and -fno-fast-math.
5593 * toplev.h: Declare set_fast_math_flags and set_no_fast_math_flags.
5595 * config/alpha/alpha.c (alpha_emit_conditional_branch): Likewise.
5596 (alpha_emit_conditional_move): Initialize local_fast_math to
5597 flag_unsafe_math_optimizations, not flat_fast_math.
5598 * config/c4x/c4x.c (c4x_override_options): Call set_fast_math_flags
5599 instead of setting flag_fast_math to 1.
5600 * config/convex/convex.md: Check flag_unsafe_math_optimizations,
5602 * config/i386/i386.c (override_options): Likewise
5603 * config/i386/i386.md: Likewise.
5604 * config/m68k/m68k.md: Likewise.
5605 * config/mips/mips.md: Likewise.
5606 * config/rs6000/rs6000.c (validate_condition_mode): Likewise.
5607 (rs6000_generate_compare): Likewise.
5609 2001-03-07 Laurynas Biveinis <lauras@softhome.net>
5611 * Makefile.in: Set RANLIB to @RANLIB@.
5614 2001-03-07 Laurynas Biveinis <lauras@softhome.net>
5616 * fixinc/inclhack.def (djgpp_wchar_h): New test.
5617 * fixinc/fixincl.x: Regenerated.
5619 2001-03-07 Richard Henderson <rth@redhat.com>
5621 * config/alpha/alpha.md (call_osf_1_noreturn): New pattern.
5623 2001-03-07 Richard Henderson <rth@redhat.com>
5625 * emit-rtl.c (remove_unnecessary_notes): Verify proper nesting
5626 of block notes and exception handling notes.
5628 * lists.c (init_EXPR_INSN_LIST_cache): Don't check initialized.
5629 * toplev.c (rest_of_compilation): Call init_EXPR_INSN_LIST_cache ...
5630 (compile_file): ... here.
5632 2001-03-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5634 * fixinc/Makefile.in (FIXINC_DEFS): Add -DHAVE_CONFIG_H.
5636 * fixinc/gnu-regex.c: Don't include auto-host.h since we get
5637 config.h now. Include libiberty.h to handle alloca.
5639 2001-03-06 Zack Weinberg <zackw@stanford.edu>
5641 * c-parse.in (yylexname): New function, split out of _yylex.
5642 (objc_rid_sans_at): New table.
5643 (init_reswords): Initialize it.
5644 (_yylex): Give labels clearer names. Handle CPP_ATSIGN by
5645 retrieving the next token and checking it for significance as
5646 an ObjC keyword or string constant.
5648 * cpplex.c (_cpp_lex_token): Just return CPP_ATSIGN for '@'.
5649 * cpplib.h (TTYPE_TABLE): Add CPP_ATSIGN, drop CPP_OSTRING.
5651 * c-lex.c, c-parse.in, cppmacro.c, cpplex.c: Remove references
5654 2001-03-06 Stephen L Moshier <moshier@mediaone.net>
5656 * config/m68k/m68k.c (const_uint32_operand): Accept any
5657 const_int on a 32-bit host.
5659 2001-03-06 Nicola Pero <n.pero@mi.flashnet.it>
5661 * objc/objc-act.c (init_objc): Set save_lang_status,
5662 restore_lang_status, and mark_lang_status.
5664 2001-03-06 Krister Walfridsson <cato@df.lth.se>
5666 * dwarf2asm.c (dw2_asm_output_delta): Fix smallest_mode_for_size call.
5668 2001-03-06 Neil Booth <neil@daikokuya.demon.co.uk>
5670 * cppinternals.texi: Update.
5672 2001-03-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5674 * config/a29k/xm-a29k.h, config/a29k/xm-unix.h,
5675 config/alpha/xm-alpha.h, config/arc/xm-arc.h, config/arm/xm-arm.h,
5676 config/c4x/xm-c4x.h, config/clipper/xm-clix.h,
5677 config/convex/xm-convex.h, config/d30v/xm-d30v.h,
5678 config/dsp16xx/xm-dsp16xx.h, config/elxsi/xm-elxsi.h,
5679 config/h8300/xm-h8300.h, config/i370/xm-i370.h,
5680 config/i370/xm-linux.h, config/i370/xm-mvs.h, config/i370/xm-oe.h,
5681 config/i386/xm-i386.h, config/i860/xm-i860.h,
5682 config/i960/xm-i960.h, config/ia64/xm-ia64.h,
5683 config/m32r/xm-m32r.h, config/m68k/xm-m68k.h,
5684 config/m88k/xm-m88k.h, config/mcore/xm-mcore.h,
5685 config/mips/xm-mips.h, config/mn10200/xm-mn10200.h,
5686 config/mn10300/xm-mn10300.h, config/ns32k/xm-ns32k.h,
5687 config/pa/xm-linux.h, config/pa/xm-pa.h, config/pa/xm-pa64hpux.h,
5688 config/pa/xm-pahpux.h, config/pa/xm-papro.h, config/pj/xm-pj.h,
5689 config/romp/xm-romp.h, config/rs6000/xm-beos.h,
5690 config/rs6000/xm-lynx.h, config/rs6000/xm-rs6000.h,
5691 config/rs6000/xm-sysv4.h, config/sh/xm-sh.h,
5692 config/sparc/xm-sparc.h, config/sparc/xm-sysv4.h,
5693 config/v850/xm-v850.h, config/vax/xm-vax.h, config/vax/xm-vms.h,
5694 config/we32k/xm-we32k.h: Delete HOST_BITS_PER_* definitions which
5695 match the defaults provided in hwint.h.
5697 * config/i386/xm-lynx.h, config/m68k/xm-lynx.h,
5698 config/sparc/xm-lynx.h, config/xm-std32.h: Delete files.
5700 * config.gcc (xm_file): Don't set to files which are deleted.
5702 * hwint.h: Provide default values for HOST_BITS_PER_*. No longer
5703 guard this file against these macros being undefined.
5705 2001-03-06 Zack Weinberg <zackw@stanford.edu>
5707 * objc/objc-act.c (objc_add_static_instance): Set DECL_INITIAL
5708 and DECL_DEFER_OUTPUT on the decl we create, before calling
5709 rest_of_decl_compilation.
5711 2001-03-06 Zack Weinberg <zackw@stanford.edu>
5713 * aclocal.m4 (AM_GNU_GETTEXT): Don't AC_REQUIRE
5715 * configure, config.in: Regenerate.
5716 * config.gcc: Remove references to deleted files.
5718 * genattr.c, genattrtab.c, genextract.c, genoutput.c,
5719 genrecog.c, rtl.c: Do not use alloca anywhere.
5721 * Makefile.in, build-make, system.h, config/x-interix,
5722 config/x-svr4, config/xm-interix.h, config/xm-openbsd.h,
5723 config/alpha/xm-alpha.h, config/alpha/xm-vms.h,
5724 config/arc/xm-arc.h, config/arm/xm-arm.h,
5725 config/d30v/xm-d30v.h, config/dsp16xx/xm-dsp16xx.h,
5726 config/h8300/xm-h8300.h, config/i370/x-oe,
5727 config/i370/xm-linux.h, config/i386/x-aix, config/i386/x-beos,
5728 config/i386/x-ncr3000, config/i386/x-sco5,
5729 config/i386/xm-dgux.h, config/i860/x-sysv4,
5730 config/i960/xm-i960.h, config/m32r/xm-m32r.h,
5731 config/m68k/x-crds, config/m68k/x-dpx2, config/m68k/x-hp320,
5732 config/m68k/x-hp320g, config/m69k/x-mot3300,
5733 config/m68k/x-mot3300-gas, config/m68k/xm-amix.h,
5734 config/m68k/xm-hp320.h, config/m68k/xm-m68kv.h,
5735 config/m68k/xm-mot3300.h, config/m88k/x-dolph,
5736 config/m88k/x-sysv4, config/m88k/x-tekXD88,
5737 config/m88k/xm-m88k.h, config/mcore/xm-mcore.h,
5738 config/mips/x-iris, config/mips/x-iris3,
5739 config/mips/x-sni-svr4, config/mips/x-sysv,
5740 config/mips/xm-iris6.h, config/mips/xm-mips.h,
5741 config/mips/xm-nws3250v4.h, config/pa/x-hpux,
5742 config/pa/x-pa-mpeix, config/pa/xm-pa.h,
5743 config/pa/xm-pa64hpux.h, config/pa/xm-pahpux.h,
5744 config/pa/xm-papro.h, config/romp/xm-romp.h,
5745 config/rs6000/x-aix31, config/rs6000/x-aix41,
5746 config/rs6000/x-beos, config/rs6000/x-lynx,
5747 config/rs6000/x-mach, config/rs6000/x-rs6000,
5748 config/rs6000/x-sysv4, config/rs6000/xm-rs6000.h,
5749 config/rs6000/xm-sysv4.h, config/sh/xm-sh.h,
5750 config/sparc/x-sysv4, config/sparc/xm-linux.h,
5751 config/sparc/xm-pbd.h, config/sparc/xm-sparc.h,
5752 config/vax/xm-vms.h: Eradicate all references to alloca and
5755 * config/xm-alloca.h, config/clipper/x-clix,
5756 config/i386/xm-sysv4.h, config/i860/x-fx2800,
5757 config/i860/x-sysv3, config/m88k/x-sysv3,
5758 config/sparc/xm-sol2.h, config/we32k/x-we32k: Delete
5759 (contained only alloca related hacks).
5761 * config/i386/xm-beos.h, config/rs6000/xm-beos.h: Just define
5764 2001-03-05 Brad Lucier <lucier@math.purdue.edu>
5766 * invoke.texi: Document __FAST_MATH__.
5768 2001-03-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5770 * crtstuff.c: Restore include of auto-host.h.
5772 2001-03-05 Fergus Henderson <fjh@cs.mu.oz.au>
5774 Put main() in a separate file, so that the language
5775 front-end can use a different main().
5778 * toplev.c: (main): Rename as toplev_main.
5779 * toplev.h: Declare toplev_main.
5780 * Makefile.in (OBJS): add toplev.o.
5781 (BACKEND): remove toplev.o, add main.o.
5783 2001-03-04 Neil Booth <neil@daikokuya.demon.co.uk>
5785 * cppfiles.c (search_from): Special case the empty string.
5787 2001-03-04 Neil Booth <neil@daikokuya.demon.co.uk>
5789 * cppfiles.c (_cpp_execute_include): Don't make a null-terminated
5790 copy of the filename. Don't use CPP_PREV_BUFFER. Don't call
5791 strlen or strcpy; we already know the length.
5792 (_cpp_compare_file_date): Similarly.
5793 * cpphash.h (struct cpp_reader): Delete done_initialising.
5794 (CPP_PREV_BUFFER): Delete.
5795 * cppinit.c (cpp_start_read): Don't set done_initialising.
5796 * cpplex.c (parse_string): Guarantee null-termination.
5797 (_cpp_equiv_toklists): Remove.
5798 * cpplib.c (glue_header_name): Null-terminate.
5799 (do_line): Don't leak memory.
5800 * cpplib.h (BT_WEAK): Delete.
5801 * cppmain.c (cb_ident): Strings are now null-terminated.
5803 2001-03-04 Laurynas Biveinis <lauras@softhome.net>
5805 * gcc.c (convert_filename): Append executable suffix
5806 if NO_AUTO_EXE_SUFFIX is not defined.
5807 * gcc.texi: Document NO_AUTO_EXE_SUFFIX.
5808 * config/i386/djgpp.h: Define NO_AUTO_EXE_SUFFIX.
5810 2001-03-03 David O'Brien <obrien@FreeBSD.org>
5812 from 2000-09-06 Zack Weinberg <zack@wolery.cumb.org>
5813 * c-parse.gperf, c-gperf.h: Delete.
5814 (c-gperf.h was accidently re-added to the CVS repo in the rev
5815 1.16 commit by tromey)
5817 2001-03-03 Neil Booth <neil@daikokuya.demon.co.uk>
5819 * cpplex.c (_cpp_lex_token): Don't warn about directives in
5820 macro arguments when looking for the '('.
5821 * cppmacro.c (funlike_invocation_p): Set parsing_args to
5822 2 when really parsing arguments; 1 when looking for '('.
5823 Always restore the lexer position.
5825 2001-03-03 Neil Booth <neil@daikokuya.demon.co.uk>
5827 * longlong.h (umul_ppmm): Don't use a multiline string.
5829 2001-03-03 John David Anglin <dave@hiauly1.hia.nrc.ca>
5831 * fixinc/fixlib.h (t_bool): Add identifier `t_bool' in typedef.
5832 * fixinc/server.c (read_pipe_timeout): Use enum t_bool instead of
5833 t_bool in declaration because pcc can't combine volatile with typedef
5836 Sat Mar 3 19:47:13 CET 2001 Jan Hubicka <jh@suse.cz>
5838 * i386.c (ix86_expand_fp_compare): Delay creating of scratch register
5839 until when it is really needed.
5840 (ix86_expand_compare): Update call of ix86_expand_fp_compare.
5841 * i386.h (PREDICATE_CODES): Add all codes for sse_comparison_operator
5842 * i386.md (float?i?f splitter): Don't force source operand to memory
5844 (sse_movdfcc): Fix constraint.
5845 (sse_movdfcc splitter): Handle properly the second alternative.
5847 2001-03-03 Neil Booth <neil@daikokuya.demon.co.uk>
5849 * cpplex.c (parse_string): Unconditionally pedwarn.
5851 2001-03-03 Neil Booth <neil@daikokuya.demon.co.uk>
5854 * cppexp.c (parse_number): Update.
5855 * cpplex.c (parse_string): Pedwarn if multiline string does not
5856 result from a system header's macro.
5857 * cpplib.h (sys_objmacro_p): Rename sys_macro_p.
5858 * cppmacro.c (sys_objmacro_p): Rename sys_macro_p. Return true
5859 for function-like macros too.
5860 * c-lex.c (lex_number): Update.
5862 2001-03-03 Richard Henderson <rth@redhat.com>
5864 * dwarf2out.c (output_call_frame_info): Fix augmentation length.
5866 Sat Mar 3 04:17:17 2001 J"orn Rennecke <amylaar@redhat.com>
5868 * combine.c (try_combine): If split with mode-changed scratch
5869 register didn't work, try the original mode.
5871 Sat Mar 3 03:46:47 2001 J"orn Rennecke <amylaar@redhat.com>
5873 * tm.texi: Change STRUCT_FORCE_BLK to MEMBER_TYPE_FORCES_BLK.
5874 * config/c4x/c4x.h: Likewise.
5875 * stor-layout.c (compute_record_mode): Likewise.
5876 (layout_type, case ARRAY_TYPE): Use MEMBER_TYPE_FORCES_BLK.
5878 2001-03-02 Zack Weinberg <zackw@stanford.edu>
5880 * configure.in: Kill tm.h. Include the files in the $tm_file
5881 list in all three of config.h, hconfig.h, tconfig.h, after the
5882 relevant set of xm_files. Put TARGET_CPU_DEFAULT in all
5883 three, include insn-codes.h in all three (#ifndef GENERATOR_FILE).
5884 * configure: Regenerate.
5885 * Makefile.in (clean): Don't delete tm.h.
5887 * system.h: If SUCCESS_EXIT_CODE and FATAL_EXIT_CODE are not
5888 defined, set them from EXIT_SUCCESS and EXIT_FAILURE. If
5889 those are not defined, set SEC and FEC to 0 and 1.
5890 * gcc.texi: Update to match.
5892 * crtstuff.c: Include tconfig.h, not auto-host.h and tm.h.
5893 * config/fp-bit.c, config/m68k/aux-crt2.asm,
5894 config/m68k/aux-crtn.asm, config/m68k/aux-mcount.c:
5895 Include tconfig.h, not tm.h.
5897 * config/xm-lynx.h, config/xm-std32.h,
5898 config/a29k/xm-a29k.h, config/a29k/xm-unix.h,
5899 config/alpha/xm-alpha.h, config/arc/xm-arc.h,
5900 config/avr/xm-avr.h, config/c4x/xm-c4x.h,
5901 config/clipper/xm-clix.h, config/convex/xm-convex.h,
5902 config/d30v/xm-d30v.h, config/dsp16xx/xm-dsp16xx.h,
5903 config/elxsi/xm-elxsi.h, config/fr30/xm-fr30.h,
5904 config/h8300/xm-h8300.h, config/i370/xm-linux.h,
5905 config/i386/xm-i386.h, config/i860/xm-i860.h,
5906 config/i960/xm-i960.h, config/ia64/xm-ia64.h,
5907 config/m32r/xm-m32r.h, config/m68hc11/xm-m68hc11.h,
5908 config/m88k/xm-m88k.h, config/mcore/xm-mcore.h,
5909 config/mips/xm-mips.h, config/mn10200/xm-mn10200.h,
5910 config/mn10300/xm-mn10300.h, config/ns32k/xm-ns32k.h,
5911 config/pa/xm-linux.h, config/pa/xm-pa.h,
5912 config/pa/xm-pa64hpux.h, config/pa/xm-pahpux.h,
5913 config/pa/xm-papro.h, config/pdp11/xm-pdp11.h,
5914 config/pj/xm-pj.h, config/romp/xm-romp.h,
5915 config/rs6000/xm-beos.h, config/rs6000/xm-rs6000.h,
5916 config/rs6000/xm-sysv4.h, config/sh/xm-sh.h,
5917 config/sparc/xm-sparc.h, config/sparc/xm-sysv4.h,
5918 config/v850/xm-v850.h, config/vax/xm-vax.h,
5919 config/we32k/xm-we32k.h:
5921 Don't define SUCCESS_EXIT_CODE or FATAL_EXIT_CODE.
5923 * config/i370/xm-i370.h, config/i370/xm-mvs.h,
5924 config/i370/xm-oe.h: Don't include tm.h. Don't define
5926 * config/vax/xm-vms.h: Don't include tm.h.
5928 * config/xm-lynx.h, config/avr/xm-avr.h,
5929 config/fr30/xm-fr30.h, config/pdp11/xm-pdp11.h,
5930 Delete; made empty by above changes.
5931 * config/i386/xm-lynx.h, config/m68k/xm-lynx.h,
5932 config/rs6000/xm-lynx.h, config/sparc/xm-lynx.h:
5933 Don't include config/xm-lynx.h or tm.h.
5935 * config/xm-gnu.h: Don't include fcntl.h.
5936 * config/sparc/xm-lynx.h: Don't include sys/types.h and
5938 * config/clipper/xm-clix.h, config/vax/xm-vax.h: Don't define isinf.
5940 2001-03-02 Richard Henderson <rth@redhat.com>
5942 * tm.texi (File Framework): Document UNALIGNED_SHORT_ASM_OP,
5943 UNALIGNED_INT_ASM_OP, and UNALIGNED_DOUBLE_INT_ASM_OP.
5945 2001-03-02 Richard Henderson <rth@redhat.com>
5947 * Makefile.in (OBJS): Add dwarf2asm.o.
5948 * dwarf2asm.c, dwarf2asm.h: New files.
5949 * dwarf2out.c (*): Use them.
5950 (size_of_uleb128, size_of_sleb128): Remove.
5951 (output_uleb128, output_sleb128): Remove.
5952 (UNALIGNED_SHORT_ASM_OP, UNALIGNED_INT_ASM_OP): Remove.
5953 (UNALIGNED_DOUBLE_INT_ASM_OP, ASM_BYTE_OP): Remove.
5954 (UNALIGNED_OFFSET_ASM_OP, UNALIGNED_WORD_ASM_OP): Remove.
5955 (FDE_LABEL, LINE_NUMBER_BEGIN_LABEL, LINE_NUMBER_END_LABEL): New.
5956 (ASM_OUTPUT_DWARF_DATA1, ASM_OUTPUT_DWARF_DELTA1): Remove.
5957 (ASM_OUTPUT_DWARF_DATA2, ASM_OUTPUT_DWARF_DELTA2): Remove.
5958 (ASM_OUTPUT_DWARF_DATA4, ASM_OUTPUT_DWARF_DELTA4): Remove.
5959 (ASM_OUTPUT_DWARF_DATA, ASM_OUTPUT_DWARF_DELTA): Remove.
5960 (ASM_OUTPUT_DWARF_ADDR, ASM_OUTPUT_DWARF_ADDR_DATA): Remove.
5961 (ASM_OUTPUT_DWARF_ADDR_DELTA, ASM_OUTPUT_DWARF_ADDR_CONST): Remove.
5962 (ASM_OUTPUT_DWARF_OFFSET4, ASM_OUTPUT_DWARF_OFFSET): Remove.
5963 (ASM_OUTPUT_DWARF_CONST_DOUBLE): Remove.
5964 (ASM_OUTPUT_DWARF_NSTRING, ASM_OUTPUT_DWARF_STRING): Remove.
5965 (dwarf2out_frame_debug): Remove unused variables.
5966 (output_loc_operands): Don't abort on 8 byte constants if
5967 host integers are wide enough.
5968 (output_symbolic_ref): Remove.
5969 (size_of_die): Don't assume 4 byte host integers.
5970 (output_line_info): Use ASM_GENERATE_INTERNAL_LABEL for begin
5972 (add_const_value_attribute) [CONST_INT]: Verify we're not doing
5973 something stupid with HOST_WIDE_INT to long truncation.
5974 [CONST_DOUBLE]: Likewise.
5976 * config/arm/conix-elf.h (UNALIGNED_WORD_ASM_OP): Remove.
5977 (ASM_OUTPUT_DWARF2_ADDR_CONST, ASM_OUTPUT_DWARF_ADDR_CONST): Remove.
5978 * config/arm/unknown-elf.h: Likewise.
5979 * config/rs6000/aix.h (UNALIGNED_SHORT_ASM_OP): New.
5980 (UNALIGNED_INT_ASM_OP, UNALIGNED_DOUBLE_INT_ASM_OP): New.
5981 (ASM_OUTPUT_DWARF_ADDR_VAR, ASM_OUTPUT_DWARF_DELTA_VAR): Remove.
5982 (ASM_OUTPUT_DWARF_DELTA2, ASM_OUTPUT_DWARF_DELTA4): Remove.
5983 (ASM_OUTPUT_DWARF_DELTA, ASM_OUTPUT_DWARF_ADDR_DELTA): Remove.
5984 (ASM_OUTPUT_DWARF_ADDR, ASM_OUTPUT_DWARF_DATA4): Remove.
5985 (ASM_OUTPUT_DWARF_DATA2, ASM_OUTPUT_DWARF_OFFSET4): Remove.
5986 (ASM_OUTPUT_DWARF_OFFSET): Remove.
5987 * config/rs6000/sysv4.h (ASM_OUTPUT_DWARF_ADDR): Remove.
5988 * config/sparc/sp64-elf.h (UNALIGNED_DOUBLE_INT_ASM_OP): New.
5989 (UNALIGNED_LONGLONG_ASM_OP, ASM_OUTPUT_DWARF_ADDR): Remove.
5990 (ASM_OUTPUT_DWARF_ADDR_CONST, ASM_OUTPUT_DWARF_REF): Remove.
5992 2001-03-02 John David Anglin <dave@hiauly1.hia.nrc.ca>
5994 * cselib.c (hash_rtx): Cast enums to unsigned int.
5996 2001-03-02 John David Anglin <dave@hiauly1.hia.nrc.ca>
5998 * print-rtl.c (print_rtx): Cast enums to int for comparison.
5999 * c-decl.c (grokdeclarator): Cast enums to int for comparison and
6001 * c-format.c (C_STD_VER): Cast to int for comparisons.
6002 (check_function_format): Cast various enums to int for &.
6003 (maybe_read_dollar_number): Likewise.
6004 (check_format_info): Likewise.
6005 (check_format_info_main): Likewise.
6006 * expr.c (emit_move_insn_1): Cast enums to unsigned int for comparison.
6007 (safe_from_p): Likewise.
6008 * varasm.c (const_hash): Cast enum to int for %.
6009 * emit-rtl.c (init_emit_once): Use int loop variable to work around
6010 pcc enum problems with < and ++ operators.
6011 * regclass.c (init_reg_sets_1): Cast enums for comparison.
6012 (choose_hard_reg_mode): Use unsigned int to iterate over CCmodes.
6013 (regclass_init): Change enum class to int to iterate over reg_classes.
6014 * genrecog.c (merge_trees): Cast enums for comparison.
6015 * rtl.h (GET_CODE): Cast to enum rtx_code.
6016 (PUT_CODE): Cast to ENUM_BITFIELD(rtx_code).
6017 (GET_MODE): Cast to enum machine_mode.
6018 (PUT_MODE): Cast to ENUM_BITFIELD(machine_mode).
6019 (GET_NOTE_INSN_NAME): Cast enum to int.
6020 * tree.h (TREE_CODE): Cast to enum tree_code.
6021 (TREE_SET_CODE): Cast VALUE to ENUM_BITFIELD(tree_code).
6022 * timevar.c (timevar_print): Change loop variable id from enum to
6024 * fixinc/fixincl.c (VLEVEL): Cast enums in comparison to unsigned int.
6025 * config/i386/i386.md: Use PUT_MODE for mode assignment.
6026 * toplev.c (compile_file): Cast enum DFI to int.
6027 (decode_d_option): Likewise.
6029 Fri Mar 2 12:18:13 2001 Christopher Faylor <cgf@cygnus.com>
6031 * cppinit.c (append_include_chain): Mark "after" include file name list
6032 as a system directory.
6033 * cpp.texi: Document new behavior.
6035 Fri Mar 2 11:59:43 CET 2001 Jan Hubicka <jh@suse.cz>
6037 * ifcvt.c (noce_operand_ok): Handle properly unarry operations.
6039 2001-03-02 Neil Booth <neil@daikokuya.demon.co.uk>
6041 * cppfiles.c (struct include_file): Update.
6042 (stack_include_file): Use search_from.
6043 (cpp_included, find_include_file): Update.
6044 (cpp_execute_include): Update. ptr->name may not be
6045 null terminated. Use the new search_from member variable
6047 (_cpp_compare_file_date): Similarly.
6048 (search_from): New function, similiar to actual_directory.
6049 (actual_directory): Delete.
6050 (remap_filename): Update. loc->name may not be null terminated.
6051 (struct file_name_list): Rename search_path. Update.
6052 * cpphash.h (struct cpp_buffer): Delete actual_dir. New members
6053 search_from and dir.
6054 (struct cpp_reader): Remove actual_dirs.
6055 * cppinit.c (struct cpp_pending): Update for renamed objects.
6056 (append_include_chain, remove_dup_dir, remove_dup_dirs,
6057 merge_include_chains, cpp_destroy, cpp_start_read): Similarly.
6058 * cpplib.h (struct cpp_options): Similarly.
6060 2001-03-01 Zack Weinberg <zackw@stanford.edu>
6062 * config/xm-lynx.h, config/xm-std32.h, config/a29k/xm-a29k.h,
6063 config/a29k/xm-unix.h, config/alpha/xm-alpha.h,
6064 config/arc/xm-arc.h, config/arm/xm-arm.h, config/c4x/xm-c4x.h,
6065 config/clipper/xm-clix.h, config/convex/xm-convex.h,
6066 config/d30v/xm-d30v.h, config/dsp16xx/xm-dsp16xx.h,
6067 config/elxsi/xm-elxsi.h, config/fr30/xm-fr30.h,
6068 config/h8300/xm-h8300.h, config/i370/xm-i370.h,
6069 config/i370/xm-linux.h, config/i370/xm-mvs.h,
6070 config/i370/xm-oe.h, config/i386/xm-aix.h,
6071 config/i386/xm-i386.h, config/i386/xm-osf.h,
6072 config/i860/xm-i860.h, config/i960/xm-i960.h,
6073 config/ia64/xm-ia64.h, config/m32r/xm-m32r.h,
6074 config/m68k/xm-m68k.h, config/m88k/xm-m88k.h,
6075 config/mcore/xm-mcore.h, config/mips/xm-mips.h,
6076 config/mn10200/xm-mn10200.h, config/mn10300/xm-mn10300.h,
6077 config/ns32k/xm-ns32k.h, config/pa/xm-linux.h,
6078 config/pa/xm-pa.h, config/pa/xm-pa64hpux.h,
6079 config/pa/xm-pahpux.h, config/pa/xm-papro.h,
6080 config/pj/xm-pj.h, config/romp/xm-romp.h,
6081 config/rs6000/xm-beos.h, config/rs6000/xm-rs6000.h,
6082 config/rs6000/xm-sysv4.h, config/sh/xm-sh.h,
6083 config/sparc/xm-sparc.h, config/sparc/xm-sysv4.h,
6084 config/v850/xm-v850.h, config/vax/xm-vax.h,
6085 config/vax/xm-vms.h, config/we32k/xm-we32k.h:
6086 Do not define TRUE or FALSE.
6088 * config/i386/xm-aix.h, config/i386/xm-osf.h: Delete; made
6089 empty by above change.
6090 * config.gcc: Remove references to these files.
6092 * configure.in: Detect stdbool.h.
6093 * configure, config.in: Regenerate.
6094 * system.h: Include stddef.h here if available.
6095 Set HAVE__BOOL based on GCC_VERSION and __STDC_VERSION__.
6096 Then set up a sensible boolean type at the very end.
6098 * combine.c, cse.c, expr.c, fold-const.c, gensupport.c,
6099 config/mcore/mcore.c: Rename variables named 'true' and/or 'false'.
6101 * hash.h: Delete 'boolean' typedef and related #undefs.
6103 * function.c, ggc-common.c, hash.h, hash.c, tlink.c: Replace
6104 all uses of 'boolean' with 'bool'.
6106 2001-03-01 John David Anglin <dave@hiauly1.hia.nrc.ca>
6108 * cpplib.c (_cpp_init_stacks): Cast enum for comparison.
6109 * cppexp.c (lex): Cast enums for comparison.
6110 * cppinit.c (parse_option): Cast enum for comparison.
6111 * cpplex.c (cpp_spell_token): Cast enums to int for minus.
6112 (cpp_output_token): Likewise.
6113 (cpp_can_paste): Cast enums for comparsion and plus/minus.
6114 (cpp_avoid_paste): Cast enums for minus and comparison.
6116 2001-03-01 Zack Weinberg <zackw@stanford.edu>
6118 * gcc.c, objc/lang-specs.h: Add zero initializer for cpp_spec
6119 field to all array elements.
6121 2001-03-01 Zack Weinberg <zackw@stanford.edu>
6123 * cpphash.h (struct cpp_reader): Add print_version field.
6124 * cppinit.c (cpp_handle_option): For -v, -version, and --version,
6125 just set print_version and other flags as appropriate.
6126 (cpp_post_options): Print version here if print_version is set.
6128 * toplev.c (exit_after_options): New flag.
6129 (independent_decode_option): Don't exit here; just set
6131 (main): Exit after calling lang_hooks.post_options if
6132 exit_after_options is true.
6134 * cppinit.c (append_include_chain): Drop never-used case QUOTE.
6135 (merge_include_chains): Adjust comment to match code.
6137 2001-03-01 Zack Weinberg <zackw@stanford.edu>
6139 * stringpool.c (set_identifier): New function.
6140 * tree.h: Prototype it.
6142 * c-parse.in: Kill D_YES. If compiled for objc, call
6143 save_and_forget_protocol_qualifiers from init_reswords.
6144 * objc/objc-act.c (remember_protocol_qualifiers,
6145 forget_protocol_qualifiers): Don't diddle C_IS_RESERVED_WORD.
6146 Swap out the non-keyword IDENTIFIER_NODEs for keyword ones, or
6148 (save_and_forget_protocol_qualifiers): New function.
6149 * c-lex.h: Prototype save_and_forget_protocol_qualifiers.
6151 2001-03-01 Diego Novillo <dnovillo@redhat.com>
6153 * c-semantics.c (prune_unused_decls): Return error_mark_node
6154 instead of (tree) 1 to stop traversing the tree chain.
6156 2001-03-01 Bernd Schmidt <bernds@redhat.com>
6158 Fix a problem introduced by Kenner's Feb 18 change.
6159 * toplev.c (rest_of_compilation): Disable flag_cse_follow_jumps and
6160 flag_cse_skip_blocks only temporarily, not for ever.
6162 Thu Mar 1 09:49:58 2001 Jeffrey A Law (law@cygnus.com)
6164 * config/pa/som.h (ASM_IDENTIFY_GCC): Define.
6165 (ASM_IDENTIFY_GCC_AFTER_SOURCE): Likewise.
6167 * pa.c (emit_move_sequence): Verify operand0 is a hard register
6168 before determining its register class.
6170 2001-03-01 Bernd Schmidt <bernds@redhat.com>
6172 * config/ia64/ia64.c (ia64_hard_regno_rename_ok): Disallow renaming
6173 from reg 4 if current_function_calls_setjmp.
6174 (gen_nop_type): New function.
6175 (ia64_emit_nops): New function.
6176 (ia64_reorg): Call it.
6177 (ia64_sched_reorder): Move code that rotates bundles up a bit.
6179 * reload1.c (eliminate_regs_in_insn): Restrict the special case
6180 code not to try to optimize adds with anything but a REG destination.
6182 * sched-int.h (struct haifa_insn_data): Add new member priority_known.
6183 (INSN_PRIORITY_KNOWN): New accessor macro.
6184 * haifa-sched.c (priority): Use it instead of testing priority against
6187 2001-02-28 DJ Delorie <dj@redhat.com>
6189 * config/m68k/m68k.h (MOVE_BY_PIECES_P): Avoid pushing bytes,
6190 since that doesn't work the way gcc wants on a generic m68k.
6192 2001-02-28 Richard Henderson <rth@redhat.com>
6194 * caller-save.c (save_call_clobbered_regs): Fix typo in
6195 comparison last change.
6197 Wed Feb 28 19:31:42 CET 2001 Jan Hubicka <jh@suse.cz>
6199 * i386.c (pentium4_cost): New.
6200 (m_PENT4): New macro.
6201 (x86_push_memory, x86_movx,x86_cmove, x86_deep_branch, x86_use_sahf
6202 x86_sub_esp_4, x86_sub_esp_8, x86_add_esp_4, x86_add_esp_8
6203 x86_integer_DFmode_moves, x86_partial_reg_dependency,
6204 x86_memory_mismatch_stall): Add Pentium4
6205 (x86_use_q_reg, x86_use_any_reg): Kill.
6206 (override_options): Add pentium4.
6207 (incdec_operand): Return 0 for pentium4.
6208 (ix86_issue_rate): Add PROCESSOR_PENTIUM4 and PROCESSOR_ATHLON.
6209 * i386.h (x86_use_q_reg, x86_use_any_reg): Kill.
6210 (TARGET_PENTIUM4): Define.
6211 (enum processor_type): Add PROCESSOR_PENTIUM4.
6212 (CPP_CPU_DEFAULT_SPEC): Add pentium4 support.
6213 * i386.md (attribute "cpu"): Add pentium4.
6214 * invoke.texi (march): Add pentium4.
6216 Wed Feb 28 19:28:06 CET 2001 Jan Hubicka <jh@suse.cz>
6218 * i386.md (sse_mov?fcc*): New patterns and splitters.
6219 * i386.c (ix86_expand_movcc): Work post-reload; recognize
6220 the SSE based conditional moves.
6222 Wed Feb 28 19:18:23 CET 2001 Jan Hubicka <jh@suse.cz>
6224 * i386.md (attribute mode): Add "TI".
6225 (movsf_1): Add pxor support; remove constant propagation splitter.
6226 (movdf_integer): Likewise.
6227 (movdf_nointeger): Likewise.
6228 (movxf constant prop splitter): Handle all modes; update for SSE.
6229 * i386.h (CONST_DOUBLE_OK_FOR_LETTER): Add 'H' for SSE constants.
6230 * i386.c (standard_80387_constant_p): Rewrite.
6231 (standard_sse_constant_p): New.
6232 * i386-protos.h (standard_sse_constant_p): New.
6234 Wed Feb 28 19:05:37 CET 2001 Jan Hubicka <jh@suse.cz>
6236 * i386.md (sse_setccsf, sse_setccdf): New.
6237 (sse_cmp* patterns): Use '%D' instead of outputtting condition
6239 * i386.c (sse_comparison_operator): Accept the supported unordered
6240 comparses; be ready for fast_math.
6241 (print_operand): Support 'D'.
6243 Wed Feb 28 18:54:51 CET 2001 Jan Hubicka <jh@suse.cz>
6245 * jump.c (reversed_comparison_code): Kill.
6247 Wed Feb 28 18:50:15 CET 2001 Jan Hubicka <jh@suse.cz>
6249 * toplev.c (rest_of_compilation): Do post-reload splitting unconditionally
6252 Wed Feb 28 18:47:37 CET 2001 Jan Hubicka <jh@suse.cz>
6254 * i386.md (sse_andti3, sse_nandti_3, sse_xorti3): Add SSE2 versions;
6255 add missing '%' in constraints.
6257 Wed Feb 28 17:24:24 CET 2001 Jan Hubicka <jh@suse.cz>
6259 * c-common.c (build_common_tree_nodes): Build intTI_type_nodes
6260 for HOST_BITS_PER_WIDE_INT == 32 too.
6262 Wed Feb 28 17:22:35 CET 2001 Jan Hubicka <jh@suse.cz>
6264 * caller-save.c (reg_save_code, reg_restore_code): Index by mode, not
6266 (insert_save, insert_restore): New parameter save_mode.
6267 (init_caller_save): Update initialization of reg_save_code
6268 and reg_restore_code.
6269 (save_call_clobbered_regs): Compute save_modes and update calls to
6270 reg_save_code and reg_restore_code.
6271 (insert_restore): Unsignetize numbers; use save_modes to choose mode
6272 of spill; update use of reg_restore_code.
6273 (insert_save): Likewise.
6274 * i386.h (HARD_REGNO_CALLER_SAVE_MODE): Update.
6275 * c4x.h (HARD_REGNO_CALLER_SAVE_MODE): Update.
6276 * regs.h (HARD_REGNO_CALLER_SAVE_MODE): Likewise.
6278 Wed Feb 28 17:19:28 CET 2001 Jan Hubicka <jh@suse.cz>
6280 * ifcvt.c (noce_emit_store_flag, noce_try_store_flag_constants,
6281 noce_try_store_flag_inc, noce_try_store_flag_mask,
6282 noce_try_cmove_arith):
6283 Use reversed_comparison_code instead of reverse_comparison and
6284 can_reverse_comparison_p.
6286 Wed Feb 28 17:17:29 CET 2001 Jan Hubicka <jh@suse.cz>
6288 * jump.c (reversed_comparison_code_parts): Allow reversal of
6289 unordered compares in -ffast-math mode; reverse ordered compares
6290 for FP even w/o -ffast-math.
6292 2001-02-27 Richard Henderson <rth@redhat.com>
6294 * print-rtl.c (print_rtx) [i]: Don't print field five on
6295 NOTEs other than NOTE_INSN_DELETED_LABEL.
6297 2001-02-27 Zack Weinberg <zackw@stanford.edu>
6299 * mips/xm-iris4.h: Delete #if 0 block (there since before 1997).
6300 * pa/xm-linux.h, pa/xm-pa.h, pa/xm-papro.h: Don't declare errno.
6302 2001-02-27 Diego Novillo <dnovillo@redhat.com>
6304 * c-common.c (walk_stmt_tree): Visit the chain of the current tree
6305 even if walk_subtrees is 0.
6306 * c-semantics.c (prune_unused_decls): Return a non-null value to
6307 stop traversing the tree chain.
6309 2001-02-27 DJ Delorie <dj@redhat.com>
6311 * config/m68k/m68k.c (output_function_prologue): Save the new CFA
6312 register, *then* define it as the new CFA.
6314 Tue Feb 27 16:49:13 2001 Jeffrey A Law (law@cygnus.com)
6316 * pa.c (override_options): Promote -fpic to -fPIC.
6317 (legitimize_pic_address): Simplify due to removal of
6318 small PIC as a code generation option.
6319 (secondary_reload_class): Similarly.
6320 * pa.h (GO_IF_LEGITIMATE_ADDRESS): Similarly.
6321 (PRINT_OPERAND_ADDRESS): Similarly.
6322 * pa.md (various patterns): Similarly.
6323 (small pic lo_sum pattern): Remove.
6325 Tue Feb 27 16:01:13 CET 2001 Jan Hubicka <jh@suse.cz>
6328 * md.texi (min, max): Document
6330 Tue Feb 27 15:51:35 CET 2001 Jan Hubicka <jh@suse.cz>
6332 * i386.md (movsf, movdf): Use movaps for reg-reg moves if
6333 TARGET_PARTIAL_REG_DEPENDENCY.
6334 (truncdfsf2_1_sse, truncdfsf2_2): Penalize the fpreg->mem case.
6336 Tue Feb 27 15:36:48 CET 2001 Jan Hubicka <jh@suse.cz>
6338 * i386.md (mins*, maxs*): New patterns, expanders and splitters.
6340 2001-02-26 Jeffrey Oldham <oldham@codesourcery.com>
6342 * mips.c (mips_make_temp_file): Fix thinko in last change.
6344 2001-02-26 Jason Eckhardt <jle@redhat.com>
6346 * combine.c (known_cond): Do not reverse the condition when
6347 SMAX/UMAX is being considered and the condition is for equality
6350 * testsuite/gcc.c-torture/execute/20010221-1.c: New test.
6352 2001-02-26 Philip Blundell <philb@gnu.org>
6354 * config.gcc: Remove obsolete targets "arm*-*-linuxoldld" and
6356 * config/arm/linux-elf.h: Remove historical relics related to
6357 above configurations.
6358 * config/arm/linux-oldld.h: Delete.
6359 * config/arm/linux-elf26.h: Delete.
6361 2001-02-26 Jason Merrill <jason@redhat.com>
6363 * c-decl.c (finish_decl): Set DECL_DEFER_OUTPUT on tentative file-scope
6365 * toplev.c (rest_of_decl_compilation): Check DECL_DEFER_OUTPUT to
6366 recognize a tentative definition. Lose obsolete code.
6368 * toplev.c (wrapup_global_declarations): Don't emit DECL_COMDAT
6369 variables unless necessary, either.
6371 2001-02-25 Richard Henderson <rth@redhat.com>
6373 * ifcvt.c (struct noce_if_info): Add test_bb.
6374 (noce_get_alt_condition): New.
6375 (noce_try_minmax, noce_try_abs): New.
6376 (noce_operand_ok): New.
6377 (noce_process_if_block): Use them.
6378 * rtlanal.c (may_trap_p): NEG and ABS can never trap.
6380 Sun Feb 25 14:26:17 2001 Christopher Faylor <cgf@cygnus.com>
6382 * config/i386/cygwin.h (CPP_SPEC): Add missing space before w32api
6385 2001-02-25 Zack Weinberg <zackw@stanford.edu>
6387 * config.gcc: Put back pa/t-openbsd and rs6000/t-openbsd.
6388 * config/mips/mips.c (mips_make_temp_file): Set temp_filename
6390 (mips_asm_file_end): Free temp_filename here.
6392 Sun Feb 25 08:34:23 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
6394 * config/i386/i386-protos.h (ix86_set_move_mem_attrs): Move decl.
6395 * config/i386/i386.c (ix86_set_move_mem_attrs_1): Fix typo.
6397 * config/i386/i386.md (movstrsi): Handle FAIL case.
6399 2001-02-25 Neil Booth <neil@daikokuya.demon.co.uk>
6401 * cppinit.c (builtin_array): Update.
6402 (init_builtins): Flag builtins to warn if redefined or
6403 undefined. Define __GXX_WEAK as a normal macro.
6404 * cpplib.c (do_undef): Warn if flagged NODE_WARN.
6405 * cpplib.h (NODE_WARN): New flag.
6406 * cppmacro.c (builtin_macro): Remove handling of __GXX_WEAK__.
6407 Handle __STDC__ as a builtin only on Solaris.
6408 (warn_of_redefinition): Renamed from check_macro_definition.
6409 Reverse sense of test. Always warn if NODE_WARN.
6410 (_cpp_create_definition): Use warn_of_redefinition. Flag
6411 any macro beginning with "__STDC_" to require a mandatory
6412 warning if redefined or undefined.
6414 2001-02-24 Zack Weinberg <zackw@stanford.edu>
6416 * xm-interix.h, xm-lynx.h, alpha/xm-vms.h, convex/xm-convex.h,
6417 i370/xm-i370.h, i370/xm-linux.h, i370/xm-mvs.h, i370/xm-oe.h,
6418 i386/xm-beos.h, i386/xm-dos.h, i386/xm-mingw32.h,
6419 i860/xm-i860.h, m68k/xm-3b1.h, m68k/xm-amix.h, m68k/xm-aux.h,
6420 m68k/xm-crds.h, m68k/xm-mot3300.h, m88k/xm-sysv3.h,
6421 mips/xm-mips.h, rs6000/xm-beos.h, vax/xm-vms.h:
6422 Don't define any of:
6423 USE_PROTOTYPES, vfork, mktemp, SVR3, NO_SYS_PARAMS_H,
6424 P_tmpdir, MVS, NO_DBX_FORMAT, USE_STDARGS, STDC_HEADERS,
6425 NO_PRECOMPILES, i860, __PTR_TO_INT, __INT_TO_PTR, rindex,
6426 index, FULL_PROTOTYPES, AUX, R_OK, W_OK, X_OK, F_OK,
6427 STACK_DIRECTION, MIPS, MAX_READ_LEN, MAX_WRITE_LEN.
6429 * alpha/xm-alpha.h, clipper/xm-clix.h, d30v/xm-d30v.h,
6430 fr30/xm-fr30.h, i370/xm-linux.h: Remove commented-out macro
6433 * m68k/xm-3b1.h, m68k/xm-crds.h, m88k/xm-sysv3.h:
6434 Delete now-empty file.
6436 * alpha/vms.h: Define NEED_ATEXIT here...
6437 * alpha/xm-vms.h: ...not here.
6439 * i386/cygwin.h: Don't define PARAMS.
6440 * mips/mips.c: Don't prototype mktemp. Don't define
6441 P_tmpdir. Use make_temp_file to create temporary files.
6442 Don't be clever and delete temporary files early.
6443 * config.gcc: Drop references to deleted files. Don't define
6445 * gcc.texi: Don't mention USE_PROTOTYPES.
6447 Sat Feb 24 20:25:29 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
6449 * config/i386/i386.c (ix86_set_move_mem_attrs): New function.
6450 (ix86_set_move_mem_attrs_1): Likewise.
6451 * config/i386/i386-protos.h (ix86_set_move_mem_attrs): New declaration.
6452 * config/i386/i386.md (movstrsi): Call it.
6454 2001-02-24 Zack Weinberg <zackw@stanford.edu>
6456 * config.gcc: Expunge references to alpha/t-pe, pa/t-openbsd,
6457 x-linux-aout, i386/t-go32, t-osf, m68k/x-m68kv,
6458 ns32k/xm-netbsd.h, rs6000/t-openbsd, rs6000/t-xnewas,
6459 rs6000/x-aix41-gld. These are nonexistent, empty, or obsolete.
6461 (i750a-*-*): Error here if hosting on i750a.
6462 (alpha*-*-winnt*, ix86-*-winnt3*): Remove stanzas entirely.
6464 * x-linux-aout, xm-freebsd.h, i386/beos-pe.h, ns32k/xm-netbsd.h:
6465 Remove (empty modulo comments).
6467 * 1750a/xm-1750a.h, alpha/config-nt.sed, alpha/win-nt.h,
6468 alpha/xm-winnt.h, i386/config-nt.sed, i386/os2.h,
6469 i386/t-winnt, i386/win-nt.h, i386/xm-freebsd.h, i386/xm-os2.h,
6470 i386/xm-winnt.h, m68k/x-alloca-c, m88k/x-dguxbcs,
6471 mips/x-netbsd, mips/x-nws3250v4, rs6000/t-xnewas,
6472 rs6000/t-xrs6000, rs6000/xm-cygwin.h: Remove (obsolete)
6474 * i386/crtdll.h, i386/cygwin.h, i386/mingw32.h:
6475 Remove reference to winnt.h in comment.
6476 * rs6000/t-newas, rs6000/t-rs6000: Override LIBGCC1_TEST to null.
6478 2001-02-24 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
6480 * loop.c (check_dbra_loop): A biv has uses besides counting if it is
6481 used to set another biv.
6483 Sat Feb 24 06:45:21 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
6485 * tree.h (BLOCK_DEAD): New macro.
6486 (struct tree_block): New flag, dead_flag.
6487 * print-tree.c (print_node, case 'b'): Print missing fields.
6488 * emit-rtl.c (remove_unnecessary_notes): Set BLOCK_DEAD.
6489 * function.c (identify_blocks): Enable test for misplaced notes.
6490 (all_blocks): Skip BLOCK_DEAD blocks.
6491 * integrate.c (integrate_decl_tree): Likewise.
6493 * errors.c (internal_error, trim_filename): New functions.
6494 (fancy_abort): Call internal_error.
6495 * errors.h (internal_error, trim_filename): New declarations.
6497 2001-02-24 Alexandre Oliva <aoliva@redhat.com>
6499 * config/mn10300/mn10300.h (DBX_REGISTER_NUMBER): Reverted
6501 (EXTRA_CONSTRAINT): Formatting changes.
6503 2001-02-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6505 * rtl.c (rtl_check_failed_code2): Fix typo in last change.
6507 2001-02-23 Per Bothner <per@bothner.com>
6509 * gcc.c (record_temp_file, pfatal_with_name, error): Make non-static,
6510 so they can be called from java/jvspec.c.
6511 * gcc.h (record_temp_file, pfatal_with_name, error): Declare.
6513 Sat Feb 24 03:32:50 CET 2001 Jan Hubicka <jh@suse.cz>
6515 * i386.c (ix86_frame): New structure.
6516 (ix86_compute_frame_size): Kill.
6517 (ix86_compute_frame_layout): New.
6518 (ix86_save_reg): New.
6519 (ix86_can_use_return_insn_p): Use frame layout stuff.
6520 (ix86_expand_prologue): Likewise.
6521 (ix86_expand_epilogue): Likewise.
6522 (ix86_initial_elimination_offset): Likewise.
6523 (ix86_nsaved_regs): Use ix86_save_reg.
6524 (ix86_emit_save_regs): Likewise.
6526 Sat Feb 24 03:30:38 CET 2001 Jan Hubicka <jh@suse.cz>
6528 * flow.c (find_sub_basic_blocks): New function.
6529 (split_block): Be ready for basic block introduced by CODE_LABEL.
6530 (commit_one_edge_insertion): Call find_sub_basic_block.
6532 * flow.c (make_edges): Add edge from entry for blocks starting with
6533 label having ALTERNATE_NAME
6535 Sat Feb 24 03:19:42 CET 2001 Jan Hubicka <jh@suse.cz>
6537 * function.c (epilogue_done): Be ready for first basic block not
6538 containing PROLOGUE_END note.
6539 (reposition_prologue_and_epilogue_notes): Avoid placing
6540 PROLOGUE_END note between BASIC_BLOCK.
6542 Sat Feb 24 03:17:09 CET 2001 Jan Hubicka <jh@suse.cz>
6544 * loop.c (canonicalize_condition): Move to reversed_comparison_code.
6546 2001-02-21 DJ Delorie <dj@redhat.com>
6548 * config/i960/i960.h (FRAME_POINTER_REQUIRED): Revert removal of
6549 check for current_function_has_nonlocal_goto from 1999-11-12.
6551 Fri Feb 23 15:28:39 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
6553 * diagnostic.c (trim_filename): No longer static.
6554 * toplev.h (trim_filename): Declare.
6555 * rtl.c (rtl_check_failed_bounds): Call internal_error.
6556 (rtl_check_failed_type1, rtl_check_failed_type2): Likewise.
6557 (rtl_check_failed_code1, rtl_check_failed_code2): Likewise.
6558 (rtvec_check_failed_bounds): Likewise.
6559 * tree.c (tree_check_failed, tree_class_check_failed): Likewise.
6561 * convert.c (convert_to_integer): Don't do unsigned unless result or
6562 both inputs are unsigned.
6564 * fold-const.c (fold_convert): Don't call size_int_type_wide if
6567 * c-decl.c (set_block): Set NAMES and BLOCKS from BLOCK.
6569 * varasm.c (output_constant): Recompute CODE after lang-specific fn.
6571 2001-02-23 Jeffrey Oldham <oldham@codesourcery.com>
6573 * Makefile.in (resource.o): Add params.h dependence.
6574 * params.def (MAX_DELAY_SLOT_LIVE_SEARCH): New parameter.
6575 * params.h (MAX_DELAY_SLOT_LIVE_SEARCH): Likewise.
6576 * resource.c: Add dependence on params.h.
6577 (current_live_regs): Fix explanatory comment.
6578 (find_basic_block): Add new parameter to permit limiting search
6580 (mark_target_live_regs): Add new argument to find_basic_block call.
6581 (incr_ticks_for_insn): Likewise.
6583 2001-02-23 Gabriel Dos Reis <gdr@merlin.codesourcery.com>
6585 * diagnostic.c (output_to_stream): Rename to
6586 output_buffer_to_stream. Loses the stream parameter.
6587 (init_output_buffer): Set diagnosic_buffer's stream.
6588 (flush_diagnostic_buffer): Adjust.
6589 (default_print_error_function): Likewise.
6590 (finish_diagnostic): Likewise.
6591 (verbatim): Likewise.
6593 * diagnostic.h (struct output_buffer): Add `stream' field.
6594 (output_buffer_attached_stream): New macro.
6596 2001-02-23 Jakub Jelinek <jakub@redhat.com>
6598 * fold-const.c (extract_muldiv) [case PLUS_EXPR]: If not MULT_EXPR,
6599 check if either operand is divisible by C.
6600 (multiple_of_p): Handle LSHIFT_EXPR with small constant shift.
6601 If type is signed, consider negative numbers as well.
6603 2001-02-22 Richard Henderson <rth@redhat.com>
6605 * config/ia64/crtbegin.asm (.fini): Use pc-relative relocs to
6606 reach .text instead of gp-relative relocs.
6607 * config/ia64/crtend.asm (.init): Likewise.
6609 2001-02-22 Andreas Jaeger <aj@suse.de>
6611 * extend.texi (C++ Attributes): Fix typo.
6613 2001-02-21 David Mosberger <davidm@hpl.hp.com>
6615 * config/ia64/ia64.c (ia64_epilogue_uses): For syscall_linkage
6616 functions, drop current_function_args_info.words test.
6617 (ia64_compute_frame_size): Mark syscall_linkage functions as
6618 using eight input registers.
6620 2001-02-21 Loren J. Rittle <ljrittle@acm.org>
6621 Bruce Korb <bkorb@gnu.org>
6623 * fixinc/inclhack.def (freebsd_gcc3_breakage): new fix
6624 * fixinc/README: Document how to convert sed substitutions
6625 to format style c_fix-es.
6626 * fixinc/fixincl.x: regen
6628 2001-02-21 Jeffrey D. Oldham <oldham@codesourcery.com>
6630 * gcc.c: Add comment explaining how to add a command-line option.
6631 Add title to specs language comment.
6633 2001-02-21 Jeffrey Oldham <oldham@codesourcery.com>
6635 * gcc.c (cc1_options): Add "-param".
6636 (DEFAULT_WORD_SWITCH_TAKES_ARG): Likewise.
6637 (option_map): Likewise.
6638 * toplev.c (display_help): Add entry for "--param".
6639 (independent_decode_option): Fix typographical error.
6641 Wed Feb 21 18:57:28 CET 2001 Catherine Moore <clm@redhat.com>
6642 Bernd Schmidt <bernds@redhat.com>
6643 Jan Hubicka <jh@suse.cz>
6645 * i386.c (function_arg_advance): Pass SSE arguments in registers.
6646 (function_arg): Likewise.
6648 Wed Feb 21 18:12:41 CET 2001 Jan Hubicka <jh@suse.cz>
6650 * i386.md (mmx_lshrdi3, mmx_ashldi3): Guard by unspec.
6652 2001-02-21 Kazu Hirata <kazu@hxi.com>
6654 * config/h8300/h8300.md (iorsi3): Do not output an extra newline
6658 Wed Feb 21 17:35:24 CET 2001 Jan Hubicka <jh@suse.cz>
6660 * flow.c (init_propagate_block_info): Canon address and use single_set
6661 for killing dead memory stores.
6663 2001-02-21 Jeffrey Oldham <oldham@codesourcery.com>
6665 * Makefile.in (reorg.o): Add params.h dependence.
6666 * params.def: Fix typographical error in comment.
6667 (MAX_DELAY_SLOT_INSN_SEARCH): New parameter.
6668 * params.h: Modify introductory comment.
6669 (MAX_DELAY_SLOT_INSN_SEARCH): New parameter.
6670 * reorg.c: Add dependence on params.h.
6671 (redundant_insn): Add parameterized throttle for search.
6672 (fill_simple_delay_slots): Add a comment explaining a variable.
6673 Move conditional out of loop, simplifying code.
6674 (fill_eager_delay_slots): Fix typographical error in comment.
6676 2001-02-20 Aldy Hernandez <aldyh@redhat.com>
6678 * tm.texi (REVERSE_CONDEXEC_PREDICATES_P): New macro documentation.
6680 * flow.c (ior_reg_cond): Use REVERSE_CONDEXEC_PREDICATES_P macro.
6681 (REVERSE_CONDEXEC_PREDICATES_P): Define macro.
6683 2001-02-21 Jason Merrill <jason@redhat.com>
6685 * tree.h (DECL_UNINLINABLE): Move from C++ frontend.
6686 (struct tree_decl): Add uninlinable bitfield.
6687 * c-decl.c (duplicate_decls): Set it.
6688 * integrate.c (function_cannot_inline_p): Check it.
6690 * dwarf2out.c (add_name_and_src_coords_attributes): Don't add
6691 DW_AT_MIPS_linkage_name to abstract methods.
6692 (dwarf2out_abstract_function): Emit class context before calling
6693 set_decl_abstract_flags. Don't clear DECL_ABSTRACT.
6694 (gen_subprogram_die): Remove obsolete code.
6695 (gen_member_die): Don't include clones in the member list.
6696 (gen_decl_die): Emit abstract info for clone origin.
6697 * dwarfout.c (output_type): Don't include clones in the member list.
6698 * dbxout.c (dbxout_type_methods): Ignore abstract methods.
6699 * toplev.c (note_deferral_of_defined_inline_function): Don't clear
6700 DECL_ABSTRACT on a function that already has it set.
6702 * dwarf2out.c (gen_formal_types_die): Also accept a FUNCTION_DECL.
6703 (get_subprogram_die): Pass it in.
6705 2001-02-21 Richard Earnshaw <rearnsha@arm.com>
6707 * flow.c (mark_set_1): Make not_dead unsigned long. For
6708 non-pseudos, use it as a bitmask of the hard regs that
6711 2001-02-21 Neil Booth <neil@daikokuya.demon.co.uk>
6713 * cppfiles.c: Update comments.
6714 (_cpp_read_file): Don't check for NULL filenames any more.
6715 * cppinit.c (cpp_start_read): Don't do canonicalization of
6716 in_fname and out_fname. Use the passed file name exclusively.
6717 (_cpp_handle_options): Don't treat "-" as a command line option,
6718 but as a normal filename.
6719 (_cpp_post_options): Canonicalize in_fname and out_fname.
6720 * cppmain.c (printer_init): Don't check out_fname for NULL.
6721 * c-lex.c (orig_filename): Rename cpp_filename for clarity.
6722 (init_c_lex): Update, and use "" to represent stdin to CPP.
6725 2001-02-20 Will Cohen <wcohen@redhat.com>
6727 * config/pa/quadlib.c (_U_Qfcnvfxt_quad_to_usgl): New function.
6728 * config/pa/long_double.h (FIXUNS_TRUNCTFSI2_LIBCALL): Added.
6729 (INIT_TARGET_OPTABS): Use FIXUNS_TRUNCTFSI2_LIBCALL for
6732 2001-02-20 Stan Shebs <shebs@apple.com>
6734 * config/rs6000/rs6000.c (output_cbranch): Output branches
6735 on separate lines instead of using ';' to separate.
6737 2001-02-20 Neil Booth <neil@daikokuya.demon.co.uk>
6739 * cppinit.c (set_lang): Move builtin handling to...
6740 (init_builtins): ...here.
6741 (_cpp_create_reader): Move call to set_lang.
6743 2001-02-20 Mark Mitchell <mark@codesourcery.com>
6745 * stmt.c (expand_return): If an attempt is made to return the
6746 error_mar_node, treat the return like a return without a value.
6748 2001-02-19 Zack Weinberg <zackw@stanford.edu>
6750 * sibcall.c (skip_copy_to_return_value): Call
6751 identify_call_return_value here, and return orig_insn if it
6752 returns zero. Hardret and softret arguments now unnecessary.
6753 (call_ends_block_p): Don't call identify_call_return_value here.
6755 * ggc-common.c (ggc_mark_rtx_children): No need to mark 'S' or
6757 * ggc-page.c, ggc-simple.c (ggc_mark_if_gcable): Delete function.
6758 * ggc.h (ggc_mark_if_gcable): Delete prototype.
6760 Mon Feb 19 20:30:16 2001 Jeffrey A Law (law@cygnus.com)
6762 * pa.c (move_operand): Accept code to load the address of a
6763 symbol out of the DLT as a valid move operand.
6764 (print_operand, case 'A'): New to handle generating a DLT
6765 reference for a LO_SUM expression.
6766 * pa.h (EXTRA_CONSTRAINT): Handle 'A' for DLT LO_SUM references.
6767 * pa.md (movsi, movdi patterns): Allow DLT LO_SUM references.
6769 2001-02-19 Joseph S. Myers <jsm28@cam.ac.uk>
6771 * README, cpp.texi, gcc.texi, version.c: Update version number to
6773 * cpp.1, gcov.1, gcc.1: Regenerate.
6775 2001-02-19 Neil Booth <neil@daikokuya.demon.co.uk>
6777 * cppfiles.c (stack_include_file): Generate dependencies
6778 here, and manage include_count here too.
6779 (PRINT_THIS_DEP): Delete.
6780 (_cpp_execute_include): Do not generate dependencies here,
6781 apart from the case of a missing header. Do not manage
6783 (_cpp_read_file): Leave dependency generation to
6786 Mon Feb 19 10:17:47 2001 Jeffrey A Law (law@cygnus.com)
6788 * config.gcc (hppa*64*-*-hpux11*): Add MASK_GAS to
6789 target_cpu_default. Remove dead assignment to
6792 Mon Feb 19 16:47:39 CET 2001 Jan Hubicka <jh@suse.cz>
6794 * regclass.c (contains_reg_of_mode): Make global.
6795 (init_reg_sets): Remove contains_reg_of_mode; take into account
6796 CLASS_MAX_NREGS when looking for the proper mode.
6797 (dump_regclass): Dump only classes considered for the pseudo.
6798 (regclass): Use contains_reg_of_mode.
6800 Mon Feb 19 16:45:42 CET 2001 Jan Hubicka <jh@suse.cz>
6802 * gcc.c (do_spec_1): 'n' for printing notices.
6803 * i386.h (CC1_CPU_SPEC): Notice deprecated options as deprecated.
6805 Mon Feb 19 15:51:30 CET 2001 Jan Hubicka <jh@suse.cz>
6807 * reg-stack.c (next_flags_user): Use current_block->end
6808 (swap_rtx_condition): Look for next user if flags don't die;
6809 give up on CALL_INSNs; use current_block->end.
6811 Mon Feb 19 08:27:21 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
6813 * sibcall.c (call_ends_block_p): New function.
6814 (optimize_sibling_and_tail_recursive_call): Use it.
6816 2001-02-18 Kazu Hirata <kazu@hxi.com>
6818 * config/h8300/h8300.md: Update copyright.
6819 (andsi3): Do not output an extra newline character.
6821 Sun Feb 18 15:45:17 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
6823 * toplev.c (note_deferral_of_defined_inlined_function): Argument
6824 FNDECL may be unused.
6826 * toplev.c (rest_of_compilation): Don't have CSE skip blocks or
6827 follow jumps after first run.
6828 If -fexpensive-optimizations rerun CSE after GCSE and iterate until
6829 it doesn't change any jumps.
6831 Sun Feb 18 17:05:50 2001 Jeffrey A Law (law@cygnus.com)
6833 * Makefile.in (rtlanal.o): Depend on hard-reg-set.h.
6834 ($HOST_PREFIX_1)rtlanal.o: Remove rules for building
6835 (mostlyclean): Corresponding changes.
6836 * rtlanal.c (hard-reg-set.h): Include.
6837 (rtx_unstable_p): Do not treat the argument pointer specially
6838 if it is not a fixed register.
6839 (rtx_varies_p, rtx_addr_can_trap_p): Similarly.
6841 Sun Feb 18 15:45:17 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
6843 * sibcall.c (optimize_sibling_and_tail_recursive_call): Compare
6844 against last real insn in basic block.
6845 Rework to avoid gotos.
6847 * Makefile.in (gcse.o): Now includes ggc.h.
6848 * gcse.c: Include ggc.h.
6849 (want_to_gcse_p): Verify expression can be in SET as valid insn.
6850 (try_replace_reg): Remove warning of uninitialize variable.
6851 (process_insert_insn): Call invalid_insn_p to validate insn.
6852 * recog.c (insn_invalid_p): Now global.
6853 See if can make valid by adding CLOBBERs of SCRATCH only and do if so.
6854 * recog.h (insn_invalid_p): New declaration.
6856 * jump.c (jump_optimize_1): Only define reversed_code #ifdef HAVE_trap.
6858 * config/sparc/sparc.c (eligible_for_epilogue_delay): Don't put
6859 assignments from FP constants since 'Y' output code can't handle it.
6860 (eligible_for_sibcall_delay): Likewise.
6862 * flow.c (print_rtl_and_abort_fcn): Renamed from print_rtl_and_abort.
6863 Call fancy_abort directly, passing args.
6864 (print_rtl_and_abort): Now a macro, like fancy_abort.
6866 * final.c (output_operand_lossage): Use internal_error, not error.
6868 2001-02-18 Shane Nay <shane@agendacomputing.com>
6870 * mips.c (mips_expand_prologue) Add REG_MAYBE_DEAD to
6871 structure shift insns.
6873 2001-02-18 Mark Mitchell <mark@codesourcery.com>
6875 * invoke.texi (-fsquangle): Remove documentation.
6876 (-fname-mangling-version): Likewise.
6878 2001-02-18 Lars Brinkhoff <lars@nocrew.org>
6880 * optabs.c (expand_abs): Remove reference to
6881 HAVE_contitional_arithmetic.
6882 * combine.c (simplify_set): Likewise.
6884 2001-02-18 Richard Henderson <rth@redhat.com>
6886 * ifcvt.c (dead_or_predicable): Don't move code if eh regions
6889 2001-02-18 Richard Henderson <rth@redhat.com>
6891 * config/ns32k/ns32k.h (ADJSP): Upcase arguments.
6893 * config/alpha/alpha.md (movsi_fix): Fix typo in pattern name.
6895 * reload1.c (reload_cse_simplify_set): Fix typo.
6897 Sun Feb 18 09:30:09 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
6899 * diagnostic.c (_fatal_insn): Decrement errorcount.
6901 * invoke.texi (-I): Add note avoiding use for system header files.
6903 * rtl.h (add_clobbers): Remove duplicate declaration.
6904 * recog.h (added_clobbers_hard_reg_p): New declaration.
6905 * genemit.c (struct clobber_pat): New field has_hard_reg.
6906 (gen_insn): Record if added clobbers clobber hard reg.
6907 (gen_split): Avoid unused warning if number of operands is 0.
6908 (output_added_clobbers_hard_reg_p): New function.
6911 2001-02-18 Alan Modra <alan@linuxcare.com.au>
6913 * pa.c (hppa_expand_prologue): Simplify code storing return
6914 pointer. For large (>=8k) frames with a post_store, adjust stack
6915 pointer by 8k-64 first rather than by 64. When testing with
6916 VAL_14_BITS_P, always use the actual value rather than the value
6917 negated. Add blockage to prevent scheduling of spills before
6918 stack frame has been created.
6919 (hppa_expand_epilogue): Simplify code loading return pointer.
6920 Allow a slightly larger range for merge_sp_adjust_with_load case.
6921 When testing with VAL_14_BITS_P, always use the actual value.
6923 * pa.c (pa_adjust_insn_length): Check that block move
6924 pattern is a set before looking at operands.
6926 2001-02-17 Mark Mitchell <mark@codesourcery.com>
6928 * fold-const.c (fold_binary_op_with_conditional_arg): New
6929 function, split out from ...
6931 * tree.def (COND_EXPR): Document the use of VOID_TYPE for
6932 conditional arms that throw exceptions.
6934 * print-tree.c (print_node): Do not use BLOCK_CHAIN when we're not
6937 2001-02-17 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6939 * aclocal.m4 (gcc_AC_CHECK_DECL): Before attempting the test,
6940 define HAVE_DECL_* to 1 to mask potential backup declarations.
6941 * configure: Regenerated.
6943 2001-02-17 Mark Mitchell <mark@codesourcery.com>
6945 * invoke.texi (-Woverloaded-virtual): Clarify documentation.
6947 2001-02-17 Richard Henderson <rth@redhat.com>
6949 * reload1.c (reload_cse_simplify_set): Respect LOAD_EXTEND_OP
6950 when replacing a memory load with a register.
6952 Sat Feb 17 14:48:30 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
6953 Jan Hubicka <jh@suse.cz>
6955 * recog.c (validate_replace_src_1): New.
6956 (validate_replace_src_data): Likewise.
6957 (validate_replace_src): Use note_uses.
6958 * rtl.h (note_uses): Declare.
6959 * rtlanal.c (note_uses): New.
6961 Sat Feb 17 10:52:34 CET 2001 Jan Hubicka <jh@suse.cz>
6963 * reg-stack.c (stack_def): Make field reg unsigned.
6964 (remove_regno_note): Unsignetize parameter.
6966 2001-02-16 Jes Sorensen <jes@linuxcare.com>
6968 * ia64.c (errata_emit_nops): Add VOIDmode as second argument to
6969 shladd_operand() call.
6971 2001-02-16 Bruce Korb <bkorb@gnu.org>
6972 Rodney Brown <RodneyBrown@mynd.com>
6974 * fixinc/mkfixinc.sh: Use C fixincludes for UnixWare 7.
6975 * fixinc/inclhack.def: Add fixinc.svr4 patterns with matching
6976 machine restrictions
6977 * fixinc/fixincl.x: regen
6979 Fri Feb 16 12:41:30 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
6981 * gcse.c (hash_scan_set): If cprop, see if REG_EQUAL or REG_EQUIV.
6983 (hash_scan_insn): Clean up calls to hash_scan_set.
6984 (compute_kill_rd): REGNO now unsigned.
6985 (try_replace_reg): Rework to use simplify_replace_rtx.
6986 (cprop_jump, cprop_cc0_jump): Likewise.
6987 (cprop_insn): Call find_reg_equal_equiv_note.
6988 Reflect changes to cprop_jump and cprop_cc0_jump.
6990 * recog.c (validate_replace_src): Replace in operands of
6991 ZERO_EXTRACT in SET_DEST.
6993 * cse.c (new_label_ref): New variable.
6994 (insert): Set it instead of recorded_label_ref.
6995 (cse_basic_block): Set recorded_label_ref if new_label_ref use, has
6996 CODE_LABEL for this function, and not already in REG_LABEL note.
6998 2001-02-16 Jeffrey Oldham <oldham@codesourcery.com>
7000 * resource.c (mark_referenced_resources): Fix typo in introductory
7002 * config/mips/abi64.h (SUBTARGET_TARGET_OPTIONS): Fix typo in
7005 2001-02-16 Jason Merrill <jason@redhat.com>
7007 * dwarf2out.c (add_bound_info): Don't crash if SAVE_EXPR_RTL is
7009 (gen_subprogram_die): Don't abort on seeing a second definition if
7010 the previous one was abstract. Don't replace an abstract instance
7011 in the lookup table.
7013 * dwarf2out.c (dwarf2out_abstract_function): Rename from
7014 gen_abstract_function.
7015 * dwarf2out.h: Declare it.
7016 * toplev.c (note_outlining_of_inline_function): New fn.
7017 * toplev.h: Declare it.
7018 * integrate.c (output_inline_function): Call it.
7019 * c-decl.c (duplicate_decls): Call it when redefining an extern
7020 inline. Don't inline the new defn.
7022 * tree.h (BLOCK_CHAIN): Use BLOCK_CHECK.
7024 2001-02-16 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
7026 * .gdbinit: Rename to gdbinit.in.
7027 * gdbinit.in: New file,
7028 * configure.in: Generate .gdbinit from gdbinit.in.
7029 * configure: Regenerated.
7030 * Makefile.in (distclean): Always remove .gdbinit.
7032 2001-02-16 Jakub Jelinek <jakub@redhat.com>
7034 * objc/objc-act.c (start_class): Register implemented_classes with
7037 2001-02-16 Neil Booth <neil@daikokuya.demon.co.uk>
7039 * cppfiles.c (_cpp_make_system_header): Generate a file
7042 2001-02-15 Jim Meyering <meyering@lucent.com>
7044 * Makefile.in (install-common): Don't depend on installdirs here.
7045 Instead, make each of the lang.install-common targets (e.g.,
7046 c++.install-common in cp/Make-lang.in) depend on it.
7047 (install-driver): Depend on installdirs.
7049 Thu Feb 15 21:30:26 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
7051 * flow.c (tidy_fallthru_edge): Never end block on line number NOTE.
7053 * function.c (assign_parms): Set RTX_UNCHANGING_P in pseudo when we
7056 2001-02-15 Mark Mitchell <mark@codesourcery.com>
7058 * invoke.texi (--param): Document.
7060 Thu Feb 15 15:16:38 2001 Alexandre Oliva <aoliva@redhat.com>
7062 * config/sh/sh.h (BOOL_TYPE_SIZE): Don't define.
7064 Thu Feb 15 10:52:31 CET 2001 Jan Hubicka <jh@suse.cz>
7066 * i386.md (extendsfdf2_2): Fix constraints.
7068 Thu Feb 15 09:46:21 CET 2001 Jan Hubicka <jh@suse.cz>
7070 * i386.md (fop_df_3 splitter): Fix operand number.
7072 Wed Feb 14 12:37:37 CET 2001 Jan Hubicka <jh@suse.cz>
7074 * invoke.texi (-mreg-alloc): Nuke.
7075 * i386.c (ix86_reg_alloc_order, regs_allocated,
7076 order_regs_for_local_alloc): Nuke.
7077 (override_options): Kill reg_alloc code.
7078 * i386.h (TARGET_OPTIONS): Kill reg-alloc.
7079 (REG_ALLOC_ORDER): SSE goes before I387.
7080 (ORDER_REGS_FOR_LOCAL_ALLOC): Kill.
7081 (ix86_reg_alloc_order): Likewise.
7082 * i386-protos.h (ix86_reg_alloc_order): Kill.
7084 2001-02-14 Richard Henderson <rth@redhat.com>
7086 * toplev.c (f_options): Clarify -fschedule-insns2 documentation.
7088 Wed Feb 14 11:59:58 CET 2001 Jan Hubicka <jh@suse.cz>
7090 * i386.h (RETURN_IN_MEMORY): Fix formating; reject TFmodes
7092 Wed Feb 14 11:12:38 CET 2001 Jan Hubicka <jh@suse.cz>
7094 * i386-protos.h (ix86_memory_move_cost): Move offline.
7095 * i386.c (ix86_register_move_cost): Compute properly cost of
7096 SSE, MMX and i387 instructions.
7097 (*_cost): Add costs of SSE/MMX moves.
7098 (ix86_memory_move_cost): Move offline from ....; Likewise.
7099 * i386.h (MEMORY_MOVE_COST): .... here;
7100 (struct processor costs): Add new fields to represent costs
7103 Wed Feb 14 10:08:26 CET 2001 Jan Hubicka <jh@suse.cz>
7105 * regclass.c (init_reg_sets_1): Reinstall the optimization of
7106 move_cost together with Matt Kraai's fix.
7108 2001-02-14 Jeffrey Oldham <oldham@codesourcery.com>
7110 * Makefile.in (OBJS): Add params.o.
7112 2001-02-14 Richard Henderson <rth@redhat.com>
7113 DJ Delorie <dj@redhat.com>
7115 * jump.c (jump_optimize_1): When we delete a conditional jump
7116 preceeding a non-conditional jump to effectively the same place,
7117 make sure that the combined jump skips any clobber insns between
7120 2001-02-14 Jeffrey Oldham <oldham@codesourcery.com>
7122 * gcc.c (do_spec_1): Fix off-by-one error for '%M' case.
7124 2001-02-14 Mark Mitchell <mark@codesourcery.com>
7126 * Makefile.in (toplev.o): Depend on params.h.
7127 (intergate.o): Likewise.
7128 (params.o): New target.
7129 * flags.h (inline_max_insns): Remove.
7130 * integrate.c: Include params.h.
7131 Use MAX_INLINE_INSNS instead of inline_max_insns.
7132 * params.c: New file.
7133 * params.h: Likewise.
7134 * params.def: Likewise.
7135 * toplev.c: Include params.h.
7136 (lang_independent_params): New variable.
7137 (decode_f_option): Use the param machinery instead of setting
7139 (independent_decode_option): Handle "--param name=value".
7140 (main): Register language-independent parameters.
7142 Wed Feb 14 11:13:45 CET 2001 Jan Hubicka <jh@suse.cz>
7144 * i386.md (pushsf, pushdf_nointeger): Fix constraint.
7146 2001-02-14 Richard Henderson <rth@redhat.com>
7148 * regclass.c (init_reg_sets_1): Revert last two changes.
7150 2001-02-14 Jakub Jelinek <jakub@redhat.com>
7152 * stor-layout.c (is_pending_size, put_pending_size): New functions.
7153 (variable_size): Call put_pending_size.
7154 * tree.h (is_pending_size, put_pending_size): Add prototypes.
7155 * fold-const.c (extract_muldiv): If SAVE_EXPR is on the pending
7156 sizes list, put newly created SAVE_EXPR there as well.
7158 2001-02-14 Jakub Jelinek <jakub@redhat.com>
7160 * config/ia64/ia64.c (last_group): Only 2 entries are needed.
7161 (errata_find_address_regs): load_group has only 2 entries.
7162 (errata_emit_nops): Likewise. shladd is not problematic.
7163 Clear last_group if nop was emitted.
7164 (fixup_errata): load_group has only 2 entries.
7167 2001-02-14 Neil Booth <neil@daikokuya.demon.co.uk>
7169 * c-lex.c (lex_number): Only warn traditionally for U suffix
7170 outside system macros.
7171 * cppexp.c (parse_number): Similarly.
7172 * cpplib.h (NODE_SYSHDR, cpp_sys_objmacro_p): New.
7173 * cppmacro.c (struct cpp_macro): New member node.
7174 (parse_args): Only warn about missing rest args if not
7176 (funlike_invocation_p): Similarly for uninvoked funlike macros.
7177 (cpp_sys_objmacro_p): New.
7178 (_cpp_create_definition): Store the node with the macro defn.
7179 Remember if the macro is defined in a system header.
7181 2001-02-13 DJ Delorie <dj@redhat.com>
7183 * configure.in (check_languages): determine languages to check
7184 * Makefile.in (check-c++): alias for check-g++
7185 (check-f77): alias for check-g77
7186 (CHECK_TARGETS): depend on configured languages
7188 Wed Feb 14 01:13:59 CET 2001 Jan Hubicka <jh@suse.cz>
7190 * i386.md (fixsfsi2, fixdfdi2): Fix previous patch again.
7191 (sqrtsf2): Use TARGET_SSE instead of TARGET_SSE2)
7192 (sqrtsf2 patterns): Use 'x' instead of 'Y'.
7193 (sqrtextendsfdf2): Disable for SSE2.
7195 Wed Feb 14 00:19:28 CET 2001 Jan Hubicka <jh@suse.cz>
7197 * i386.md (fixsfsi2, fixdfdi2): Fix previous patch again.
7198 (sqrtsf2): Use TARGET_SSE instead of TARGET_SSE2)
7199 (sqrtsf2 patterns): Use 'x' instead of 'Y'.
7200 (sqrtextendsfdf2): Disable for SSE2.
7202 Wed Feb 14 00:11:20 CET 2001 Jan Hubicka <jh@suse.cz>
7204 * i386.md (movsfcc_1): Support integer cmove instruction.
7205 (movdfcc_1): Likewise; new splitter.
7207 Tue Feb 13 23:19:27 CET 2001 Jan Hubicka <jh@suse.cz>
7209 * i386.c (output_fp_compare): Support SSE.
7210 (prepare_fp_compare_args): SSE comparisons always support memory.
7211 * i386.h (TARGET_CMOVE): SSE imply cmove.
7212 * i386.md (cmp?f2): Enable for SSE too.
7213 (cmpfp_i*): Support SSE.
7215 (cmpfp_i_sse_only): New.
7216 (s*, b* fp expanters): Enable for SSE too.
7217 (fp_jcc_1_sse, fp_jcc_1_sse_only, fp_jcc_2_sse, fp_jcc_2_sse_only):
7220 Tue Feb 13 23:05:42 CET 2001 Jan Hubicka <jh@suse.cz>
7222 * regclass.c (init_reg_sets_1): Silence warning.
7224 Tue Feb 13 22:03:07 CET 2001 Jan Hubicka <jh@suse.cz>
7226 * i386.md (sqrt?f2): Change to expander.
7227 (sqrt?f2_1, sqrt?f2_sse_only, sqrt?f2_i387): New.
7229 Tue Feb 13 15:42:05 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
7231 * rtlanal.c (find_reg_equal_equiv_note): New function.
7232 * simplify-rtx.c (simplify_gen_unary, simplify_gen_ternary): New fns.
7233 (simplify_gen_relational, simplify_replace_rtx): Likewise.
7234 * rtl.h: Add declarations for above functions.
7236 Tue Feb 13 21:09:11 CET 2001 Jan Hubicka <jh@suse.cz>
7238 * cse.c (cse_main): Converts ifdefs on PIC_OFFSET_TABLE_REGNUM to
7240 * defaults.h (PIC_OFFSET_TABLE_REGNUM): Default to INVALID_REGNUM.
7241 * emit-rtl.c (init_emit_once): Convert ifdefs to conditionals.
7242 * flow.c (mark_regs_live_at_end): Likewise.
7243 (calculate_global_regs_live): Likewise.
7244 * gcse.c (compute_hash_table): Likewise.
7245 (compute_kill_rd): Likewise.
7246 * resource.c (mark_target_live_regs): Likewise.
7247 * rtl.h (INVALID_REGNUM): New macro.
7249 Tue Feb 13 20:59:22 CET 2001 Jan Hubicka <jh@suse.cz>
7251 * i386.md (fixsfsi2, fixdfdi2): Fix previous patch.
7253 Tue Feb 13 16:32:20 CET 2001 Jan Hubicka <jh@suse.cz>
7255 * i386.md (fixsfsi2, fixdfdi2): Force operand to register
7258 Tue Feb 13 14:53:16 CET 2001 Jan Hubicka <jh@suse.cz>
7260 * i386.md (add?f3, sub?f3, mul?f3, dif?f3): Enable for TARGET_SSE(2)
7262 (fop_sf_comm, fop_df_comm, fop_sf_1, fop_df_1): Support SSE.
7263 (fop_sf_comm_sse, fop_df_comm_sse): New patterns.
7264 (fop_sf_1_sse, fop_df_1_sse): New patterns
7265 (fop_*): Disable float_extend and float patterns for SSE compilation.
7266 * i386.c (output_387_binary_op): Support SSE.
7268 Tue Feb 13 14:16:34 CET 2001 Jan Hubicka <jh@suse.cz>
7270 * i386.md (dummy_extendsfdf2): Support SSE2
7271 (extendsfdf2): Enable if 80387 or SSE2.
7272 (extendsfdf2_1): Support SSE2. Disable if SSE2 is avialble
7273 and no MIX_I387_SSE2
7274 (extendsfdf2_1_sse_only): New pattern.
7275 (truncdfsf2): Enable if SSE2 or 80387; Always use SSE only version
7277 (truncdfsf2_1): Support SSE.
7278 (truncdfsf2_2): Support SSE.
7279 (truncdfsf2_2_1_sse): New pattern.
7280 (fixtruncsfsi2): Always use SSE if available.
7281 (fix_truncsfsi_sse): New pattern.
7282 (fix_truncdfsi_sse): New pattern.
7283 (floatsis?f2): Support SSE.
7284 (floatsidf2_i387): New pattern.
7285 (floatsidf2_sse): Likewise.
7287 Tue Feb 13 07:52:04 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
7289 * configure.in: Use "have_gnat" variable, not "gnat".
7290 * configure: Regenerated.
7292 * config/sparc/sparc.c (function_value): Treat all non-record
7293 aggregate types like used to treat UNION_TYPE.
7295 Tue Feb 13 13:31:33 CET 2001 Jan Hubicka <jh@suse.cz>
7297 * i386.c (print_reg): Use ANY_FP_REG instead of FP_REG
7298 * i386.h (MASK_128BIT_LONG_DOUBLE): Renumber
7300 (MASK_MIX_SSE_I387): New.
7301 (TARGET_SSE): SSE2 imply SSE.
7302 (TARGET_SSE2, TARGET_MIX_SSE_I387): New.
7303 (TARGET_SWITCHES): Add "sse2", "mix-sse-i387".
7304 (enum reg_class): Add new classes.
7305 (REG_CLASS_NAMES): Likewise.
7306 (REG_CLASS_CONTENTS): Likewise.
7307 (ANY_FP_REG_P, ANY_FP_REGNO_P, SSE_REG_P, SSE_FLOAT_MODE): New macros.
7308 (REG_CLASS_FROM_LETTER): 'x' and 'y' is SSE_REGS only when SSE is
7309 supported. Add 'Y' to be SSE_REGS when SSE2 is supported.
7310 (CLASS_MAX_NREGS): Use new macros.
7311 (REGISTER_MOVE_COST): Rewrite using SECONDARY_MEMORY_MAYBE_NEEDED.
7312 * i386.md (pushsf, movsf): Support SSE.
7313 (pushdf_nointeger, pushdf_integer, pushdf): Support SSE, update
7314 splitters to use ANY_FP_REGNO_P.
7315 (movdf_nointeger, movdf_integer): Likewise.
7317 2001-02-13 Alexandre Oliva <aoliva@redhat.com>
7319 * combine.c (UWIDE_SHIFT_LEFT_BY_BITS_PER_WORD): New macro.
7320 (try_combine): Use it.
7322 Tue Feb 13 11:37:06 CET 2001 Jan Hubicka <jh@suse.cz>
7324 * i386.h (SSE_CLASS_P, MMX_CLASS_P, MAYBE_FLOAT_CLASS_P,
7325 MAYBE_SSE_CLASS_P, MAYBE_MMX_CLASS_P): New macros.
7326 (PREFERRED_RELOAD_CLASS, SECONDARY_MEMORY_NEEDED): Move offline.
7327 (REGISTER_MOVE_COST): Likewise.
7328 * i386-protos.h (ix86_secondary_memory_needed,
7329 ix86_preferred_reload_class, ix86_register_move_cost): Declare.
7330 * i386.c (ix86_secondary_memory_needed,
7331 ix86_preferred_reload_class, ix86_register_move_cost): New function.
7333 Die Feb 13 11:04:25 CET 2001 Jan Hubicka <jh@suse.cz>
7335 * i386.h (VALID_FP_MODE_P, VALID_INT_MODE_P): New.
7336 (HARD_REGNO_MODE_OK): Move offline to ....
7337 * i386.c (ix86_hard_regno_mode_ok) ... here;
7338 refuse all incorrect modes.
7339 * i386-protos.h (ix86_hard_regno_mode_ok): Declare.
7341 2001-02-13 Richard Henderson <rth@redhat.com>
7343 * sparc.md (cmp_cc_arith_op_set): Don't use match_dup on the
7344 entire operator; replicate that and match_dup the operands.
7345 (cmp_ccx_arith_op_set): Likewise.
7346 (cmp_cc_arith_op_not_set): Likewise.
7347 (cmp_ccx_arith_op_not_set): Likewise.
7349 2001-02-13 Alexandre Oliva <aoliva@redhat.com>
7351 * explow.c (trunc_int_for_mode): Sign-extend value to mode.
7353 2001-02-12 Geoffrey Keating <geoffk@redhat.com>
7355 * config/rs6000/sysv4.h (MASK_NO_BITFIELD_WORD): New macro.
7356 (TARGET_NO_BITFIELD_WORD): New macro.
7357 (SUBTARGET_SWITCHES): Add -mbit-word, -mno-bit-word options.
7358 (BITFIELD_NBYTES_LIMITED): Define based on TARGET_NO_BITFIELD_WORD.
7360 Mon Feb 12 18:13:26 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
7362 * cselib.c: New file, from simplify-rtx.c.
7363 * simplify-rtx.c: Remove cselib parts.
7364 * Makefile.in: Add cselib.o.
7366 2001-02-12 Geoffrey Keating <geoffk@redhat.com>
7368 * config/rs6000/rs6000.c (rs6000_float_const): Remove warning.
7369 (setup_incoming_varargs): Remove warning.
7371 * config/rs6000/rs6000.c (validate_condition_mode): When
7372 flag_fast_math, allow floating-point conditionals to be reversed.
7373 (rs6000_generate_compare): When flag_fast_math, don't generate
7374 cror operations for FP conditionals.
7376 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Handle
7378 (ASM_SPEC): Likewise.
7379 (CC1_ENDIAN_LITTLE_SPEC): Likewise.
7380 (CC1_SPEC): Likewise.
7381 (LINK_TARGET_SPEC): Likewise.
7382 (CPP_ENDIAN_SPEC): Likewise.
7383 * Makefile.in (check-consistency): New target.
7385 2001-02-12 Joseph S. Myers <jsm28@cam.ac.uk>
7387 * c-decl.c (grokdeclarator): In C99 mode, give the more specific
7388 "return type defaults" warning for functions with return type
7390 * c-lang.c (c_init): In C99 mode, enable warnings for implicit
7391 function declarations by default rather than only when pedantic.
7393 Mon Feb 12 17:28:48 CET 2001 Jan Hubicka <jh@suse.cz>
7395 * regclass.c (init_reg_sets_1): Optimize calculation of move_cost
7398 2001-02-12 Nathan Sidwell <nathan@codesourcery.com>
7400 * extend.texi (Deprecated): Deprecate new initializer lists.
7402 2001-02-12 Nathan Sidwell <nathan@codesourcery.com>
7404 * mkdeps.c (deps_add_default_target): Robustify. Add
7405 basename component only.
7406 * cpp.texi (-M): Describe how default target is generated.
7407 * invoke.texi (-M): Likewise.
7409 2001-02-12 Kazu Hirata <kazu@hxi.com>
7411 * toplev.c (push_float_handler): Remove.
7412 (pop_float_handler): Remove.
7413 * toplev.h: Remove prototypes for the above functions.
7415 2001-02-12 Jakub Jelinek <jakub@redhat.com>
7417 * c-common.c (constant_fits_type_p): New function.
7418 (convert_and_check): Use it.
7420 2001-02-11 Mark Mitchell <mark@codesourcery.com>
7422 * Makefile.in (GXX_ABI_FLAG): Don't define.
7423 * configure.in (--enable-new-gxx-abi): Remove option.
7424 * config.in: Regenerated.
7425 * configure: Likewise.
7427 2001-02-12 Alexandre Oliva <aoliva@redhat.com>
7429 * lcm.c (compute_earliest): Let EXIT_BLOCK be handled as a regular
7431 (optimize_mode_switching) [NORMAL_MODE]: Set up EXIT_BLOCK as a
7432 regular basic block, and arrange for all edges into it to switch
7435 2001-02-11 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
7437 * Makefile.in (distclean): Do not remove .gdbinit.
7439 2001-02-11 Mark Mitchell <mark@codesourcery.com>
7441 * Makefile.in (gcc.o): Fix typos.
7442 (protize.o): Likewise.
7443 (unprotoize.o): Likewise.
7445 2001-02-11 Richard Henderson <rth@redhat.com>
7447 * tree.c (build1): Check for null operand in last change.
7449 2001-02-11 Richard Henderson <rth@redhat.com>
7451 * fold-const.c (split_tree): Don't assume a constant isn't splittable.
7452 (fold): Don't assume a constant isn't foldable.
7453 * tree.c (build): Set TREE_CONSTANT for an expression with no
7454 side-effects and constant operands.
7457 2001-02-10 Richard Henderson <rth@redhat.com>
7459 * jump.c (squeeze_notes): Revert 2000-05-12 change.
7461 2001-02-10 Anthony Green <green@redhat.com>
7463 * cpp.texi (Standard Predefined): Add documentation for
7466 * c-common.c (combine_strings): Improve warning message.
7468 2001-02-10 Geoffrey Keating <geoffk@redhat.com>
7470 * config/rs6000/sysv4.h (LINK_TARGET_SPEC): Use two dashes for
7472 * config/rs6000/sysv4le.h (LINK_TARGET_SPEC): Likewise.
7474 Fri Feb 9 15:05:27 2001 Christopher Faylor <cgf@cygnus.com>
7476 * config/i386/t-cygwin (T_CPPFLAGS): Use correct location for
7479 2001-02-09 Alexandre Oliva <aoliva@redhat.com>
7481 * config/sh/sh.md (sibcalli, sibcalli_pcrel, sibcalli): Set
7484 2001-02-09 Nick Clifton <nickc@redhat.com>
7486 * config/arm/arm.md: Change output contraint on post inc
7487 load/store multiple patterns to be a read/write contraint.
7489 2001-02-09 Neil Booth <neil@daikokuya.demon.co.uk>
7491 * gcc.c (cpp_options): Delete .d files on error. Don't delete
7492 .o files when using the -M options.
7494 2001-02-08 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
7495 David Edelsohn <edelsohn@gnu.org>
7497 * config/rs6000/rs6000.c (output_toc): Allow 32-bit targets to
7498 handle DImode constants. Use one TOC entry for SImode and smaller
7499 constants, aligned properly.
7501 2001-02-08 Jason Merrill <jason@redhat.com>
7503 * config/arm/arm.c (arm_expand_prologue): Do tell the dwarf2 backend
7504 about the SP adjustment for saving the static chain pointer.
7505 * dwarf2out.c (dwarf2out_frame_debug_expr): Use the specified
7506 offset when setting a temporary CFA register.
7508 2001-02-08 Chandrakala Chavva <cchavva@redhat.com>
7510 * config.gcc : New targets, i386-*-chorusos*, sparc-*-chorusos*,
7511 powerpc-*-chorusos* .
7512 * config/rs6000/chorus.h : New file.
7513 * config/i386/chorus.h : New file.
7514 * config/sparc/chorus.h : New file.
7515 * config/sparc/t-chorus-elf : New file.
7517 2001-02-08 David Edelsohn <edelsohn@gnu.org>
7519 * config/rs6000/rs6000.h (ASM_OUTPUT_SYMBOL_REF): Move from here ...
7520 * config/rs6000/aix.h (ASM_OUTPUT_SYMBOL_REF): ... to here.
7521 * config/rs6000/aix51.h (CPLUSCPLUS_CPP_SPEC): Define it.
7522 (__WCHAR_TYPE__): Correct macro name.
7524 2001-02-08 Richard Henderson <rth@redhat.com>
7526 * config/i386/i386.c (ix86_frame_pointer_required): New.
7527 (ix86_setup_frame_addresses): New.
7528 (struct machine_funciton): Add accesses_prev_frame.
7529 * config/i386/i386.h (FRAME_POINTER_REQUIRED): Call
7530 ix86_frame_pointer_required.
7531 (SUBTARGET_FRAME_POINTER_REQUIRED): New.
7532 (SETUP_FRAME_ADDRESSES): New.
7533 * config/i386/i386-protos.h: Update.
7534 * config/i386/sco5.h (SUBTARGET_FRAME_POINTER_REQUIRED): Rename
7535 from FRAME_POINTER_REQUIRED.
7536 * config/i386/svr3gas.h: Likewise.
7537 * config/i386/sysv3.h: Likewise.
7538 * config/i386/v3gas.h: Likewise.
7540 2001-02-08 Richard Henderson <rth@redhat.com>
7542 * config/sparc/sparc.c (function_arg_record_value_3): Fix
7543 calculation of the number of integer registers required.
7544 (function_arg_record_value): Likewise.
7546 2001-02-08 Jason Merrill <jason@redhat.com>
7548 * diagnostic.c (internal_error): Say "confused" after 1 error, not
7549 two. Print file and line with "confused" message.
7551 * dwarf2out.c (dwarf2out_line): Include filename in -dA output.
7553 Thu Feb 8 11:21:28 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
7555 * rtlanal.c (remove_node_from_expr_list): Correctly update PREV.
7557 2001-02-08 Bernd Schmidt <bernds@redhat.com>
7559 * final.c (cleanup_subreg_operands): The address of a MEM can
7562 * config/ia64/ia64.c (ia64_variable_issue): Call group_barrier_needed_p
7565 2001-02-08 Joseph S. Myers <jsm28@cam.ac.uk>
7567 * gcc.texi (Incompatibilities): Update documentation of
7568 preprocessing numbers.
7570 2001-02-07 Jakub Jelinek <jakub@redhat.com>
7572 * c-decl.c (finish_enum): Revert part of 2000-01-05 change.
7574 2001-02-07 Mark Mitchell <mark@codesourcery.com>
7576 * config/rs6000/aix43.h (CPLUSCPLUS_CPP_SPEC): Define it.
7578 * defaults.h (CPLUSPLUS_CPP_SPEC): New macro.
7579 * gcc.c (struct compiler): Add cpp_spec field.
7580 (input_file_compiler): New variable.
7581 (do_spec_1): Allow a particular compiler to handle `%C'
7583 (main): Store the current compiler in input_file_compiler.
7584 * tm.texi (CPLUSPLUS_CPP_SPEC): Document.
7586 2001-02-07 Zack Weinberg <zack@wolery.stanford.edu>
7588 * cpphash.h (struct spec_nodes): Add n_true and n_false.
7589 * cppinit.c (cpp_create_reader): Initialize them.
7590 (append_include_chain): cxx_aware arg might be unused.
7591 * cppexp.c (lex): In C++ mode, recognize 'true' and 'false'
7592 keywords and give them their phase 7 meaning. Pedwarn about
7593 this unless '__bool_true_false_are_defined' is defined.
7595 2001-02-07 Alexandre Oliva <aoliva@redhat.com>
7597 * lcm.c (optimize_mode_switching): Emit mode_set before the
7598 JUMP_INSN of an abnormal edge.
7600 2001-02-07 Bernd Schmidt <bernds@redhat.com>
7602 * builtins.c (expand_builtin_setjmp_receiver): Emit an ASM_INPUT as
7603 a scheduling barrier at the end.
7605 * tm.texi (MD_INIT_BUILTINS, MD_EXPAND_BUILTIN): Document.
7607 2001-02-07 Alexandre Oliva <aoliva@redhat.com>
7609 * config/sh/sh.md (reload_outsf): Removed.
7610 (movsf_ie): Introduce constraints for FPUL loads and stores.
7611 (reload_insf): Broaden the output constraint.
7613 * config/elfos.h (INT_ASM_OP): Don't define it if it's already
7615 * config/sh/sh.h (INT_ASM_OP, ASM_OUTPUT_CONSTRUCTOR,
7616 ASM_OUTPUT_DESTRUCTOR): Copy definitions from config/elfos.h.
7618 2001-02-06 Chandrakala Chavva <cchavva@redhat.com>
7620 * final.c: Revert my previous changes.
7621 * output.h: Make profile_label_no extern.
7622 * config/rs6000/rs6000.c (output_profile_hook): Use standard functions
7623 for generating label.
7625 2001-02-06 Laurynas Biveinis <lauras@softhome.net>
7627 * config/i386/djgpp.h: Add comments about standard paths.
7628 (MD_EXEC_PREFIX): Undefine before defining.
7629 (MD_STARTFILE_PREFIX): New.
7631 2001-01-30 Bruce Korb <bkorb@gnu.org>
7633 fixinc/fixincl.c(process): Emit error message only if appropriate :)
7634 (load_file): do not rely on load_file_data() to close file pointer
7635 fixinc/fixlib.c(load_file_data): do not close passed in file pointer
7636 fixinc/inclhack.def(irix_limits_const): add test_text
7638 2001-02-06 Neil Booth <neil@daikokuya.demon.co.uk>
7640 * cppexp.c (parse_defined): Improve diagnostics for invalid
7643 2001-02-06 Neil Booth <neil@daikokuya.demon.co.uk>
7645 * cppmacro.c (cpp_get_token): Avoid pasting after a builtin.
7647 2001-02-06 Mark Mitchell <mark@codesourcery.com>
7649 * config/rs6000/rs6000.h (ASM_OUTPUT_SYMBOL_REF): Define.
7650 * config/rs6000/rs6000-protos.h (rs6000_output_symbol_ref): Declare.
7651 * config/rs6000/rs6000.c (VTABLE_NAME_P): New macro.
7652 (rs6000_output_symbol_ref): New function.
7653 (output_toc): Use VTABLE_NAME_P.
7655 Tue Feb 6 07:54:51 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
7657 * print-tree.c (print_node, case PARM_DECL):
7658 Print DECL_ARG_TYPE and DECL_ARG_TYPE_AS_WRITTEN.
7660 * stor-layout.c (reference_types_internal): New variable.
7661 (internal_reference_types): New function.
7662 (layout_type, case REFERENCE_TYPE): Make Pmode if internal.
7663 * tree.h (internal_reference_types): New declaration.
7665 * cse.c (find_best_addr): Fix typo in computing cost.
7667 Mon Feb 5 21:56:16 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
7669 * combine.c (nonzero_bits, case PLUS): If pointers extend unsigned
7670 and this is the sum of a pointer and a constant, we know the result
7672 (num_sign_bit_copies, case PLUS): Likewise.
7673 * explow.c (convert_memory_address): Remove opposite SUBREG.
7674 * function.c (instantiate_new_reg): New function (from common code).
7675 (instantiate_virtual_regs_1): Call it.
7676 For PLUS, handle if (plus (subreg (virt-reg) (const_int))
7677 if pointers sign- or zero-extend.
7678 * simplify-rtx.c (simplify_unary_operation, case ZERO_EXTEND):
7679 If pointers extend unsigned, use inside of SUBREG.
7680 (simplify_unary_operation, case SIGN_EXTEND): Likewise, if sign extend.
7682 2001-02-05 Benjamin Kosnik <bkoz@redhat.com>
7684 * Makefile.in (-DGPLUSPLUS_TOOL_INCLUDE_DIR): Change to target
7685 subdir of gcc_gxx_include_dir.
7686 (gcc_gxx_target_include_dir): Remove.
7688 2001-02-05 Jeffrey Oldham <oldham@codesourcery.com>
7690 * dwarf2out.c: Revise DWARF2 Abbreviation Glossary comments.
7691 (dwarf2out_frame_debug_expr): Revise introductory comments to add
7692 a high-level description.
7694 2001-02-05 Chandrakala Chavva <cchavva@redhat.com>
7696 * final.c: Move the declaration of profile_label_no to ...
7697 * output.h: ... here.
7698 * function.c (expand_function_start): Call PROFILE_HOOK.
7699 * config/rs6000/aix.h: Define PROFILE_HOOK.
7700 * config/rs6000/rs6000-protos.h: output_profile_hook new.
7701 * config/rs6000/rs6000.c (output_profile_hook): Define.
7702 (output_prolog): Do nothing for ABI_AIX as it is taken care by
7703 output_profile_hook.
7704 tm.texi : Explain new macro PROFILE_HOOK.
7706 2001-02-06 Hans-Peter Nilsson <hp@axis.com>
7708 * extend.texi (Extended Asm): Do not say that semicolon is always
7709 a valid line-breaking character for GNU assemblers. Use
7710 newline-tab as the most commonly supported syntax. Use
7711 newline-tab rather than semicolon in multi-insn examples.
7713 2001-02-05 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
7715 * Makefile.in (gcc_gxx_target_include_dir): Use $(target_alias).
7717 2001-02-05 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
7718 David Edelsohn <edelsohn@gnu.org>
7720 * config/rs6000/rs6000.c (rs6000_return_addr): Use PIC
7721 code for AIX, even without flag_pic.
7723 2001-02-05 Jakub Jelinek <jakub@redhat.com>
7725 * c-typeck.c (common_type): push and pop binding level around
7726 calling common_type on function parameters.
7728 Mon Feb 5 14:30:37 2001 Christopher Faylor <cgf@cygnus.com>
7730 * config/i386/cygwin.h (CPP_SPEC): Add missing space after -idirafter.
7732 Mon Feb 5 11:23:16 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
7734 * config/mips/mips.c (override_options): Fix typo in last change.
7735 (mips_make_temp_file): Call fatal_io_error, not pfatal_with_name.
7736 (mips_asm_file_end): Likewise; also pass more args to fatal_io_error.
7738 2001-02-05 Nathan Sidwell <nathan@codesourcery.com>
7740 * invoke.texi (-fdump-class-layout): Document.
7741 (-fdump-translation-unit): Use `=' as filename separator.
7743 2001-02-05 Mark Mitchell <mark@codesourcery.com>
7745 * Makefile.in (s-mlib): Don't build multilibs if
7747 (DRIVER_DEFINES): Adjust accordingly.
7749 (protoize.o): Likewise.
7750 (unprotoize.o): Likewise.
7751 * configure.in: Recognize --enable-multilib.
7753 2001-02-04 Mark Mitchell <mark@codesourcery.com>
7755 * Makefile.in (DRIVER_DEFINES): Fix quoting.
7757 * Makefile.in (site.exp): Always set HAVE_LIBSTDCXX_V3.
7758 * configure.in: Remove --enable-libstdcxx_v3 support.
7759 * configure: Regenerated.
7761 Sun Feb 4 15:52:44 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
7763 * config/avr/avr.h (ASM_OUTPUT_REG_PUSH, ASM_OUTPUT_REG_POP):
7764 Call abort instead of fatal.
7765 (TRAMPOLINE_TEMPLATE): Call internal_error instead of fatal.
7766 * config/dsp16xx/dsp16xx.h (FUNCTION_PROFILER): Likewise.
7767 (FUNCTION_BLOCK_PROFILER, BLOCK_PROFILER): Likewise.
7768 (TRAMPOLINE_TEMPLATE, INITIALIZE_TRAMPOLINE): Likewise.
7769 (ASM_OUTPUT_REG_PUSH, ASM_OUTPUT_REG_POP): Likewise.
7770 * config/rs6000/rs6000.h (RETURN_ADDRESS_OFFSET): Likewise.
7772 * diagnostic.h (set_internal_error_function): Renamed.
7773 * toplev.h (internal_error): Renamed from fatal.
7774 (pfatal_with_name): Deleted.
7775 (fatal_io_error): Now has printf-style arguments.
7776 * diagnostic.c (pfatal_with_name): Deleted.
7777 (fatal_io_error): Rework to have args in printf-style.
7778 (set_internal_error_function): Renamed from set_fatal_function.
7779 (internal_error): Renamed from fatal.
7780 (error_recursion, fancy_abort): Call internal_error instead of fatal.
7781 * dwarf2out.c (get_cfa_from_loc_descr): Likewise.
7782 * emit-rtl.c (gen_realpart, gen_imagpart): Likewise.
7783 * expr.c (check_max_integer_computation_mode, expand_expr): Likewise.
7784 * flow.c (verify_flow_info): Likewise.
7785 * config/arm/arm.c (thumb_unexpanded_epilogue): Likewise.
7786 * config/mips/mips.c (save_restore_insns): Likewise.
7788 * except.c (duplicate_eh_handlers): Call abort instead of fatal.
7789 * flow.c (verify_flow_info): Likewise.
7790 * config/arm/arm.c (thumb_load_double_from_address): Likewise.
7791 * config/avr/avr.c (pttreg_to_str, unique_section): Likewise.
7792 (avr_normalize_condition): Likewise.
7793 * config/c4x/c4x.c (c4x_emit_libcall, c4x_valid_operands): Likewise.
7794 * config/dsp16xx/dsp16xx.c (dsp16xx_reg_class_from_letter): Likewise.
7795 (limit_reload_class, double_reg_to_memory): Likewise.
7796 (print_operand_address, emit_1600_code_shift): Likewise.
7797 (gen_tst_reg, gen_compare_reg): Likewise.
7798 * config/m68hc11/m68hc11.c (m68hc11_emit_libcall): Likewise.
7799 * config/dsp16xx/dsp16xx.c (dsp16xx_invalid_register_for_compare):
7801 * config/dsp16xx/dsp16xx.md (unnamed cmphi): Call abort instead of it.
7803 * c-parse.in (methoddef): Call fatal_error instead of fatal.
7804 * objc/objc-act.c (build_ivar_chain): Likewise.
7805 * dwarfout.c (dwarfout_init): Call fatal_io_error instead of
7807 * graph.c (clean_graph_dump_file): Likewise.
7808 * profile.c (init_branch_prob): Likewise.
7809 * objc/objc-act.c (objc_init): Likewise.
7811 * config/arm/arm.c (arm_override_options): Make errors non-fatal.
7812 * config/avr/avr.c (avr_override_options): Likewise.
7813 * config/c4x/c4x.c (c4x_expand_prologue): Likewise.
7814 * config/dsp16xx/dsp16xx.c (function_prologue): Likewise.
7815 * config/h8300/h8300.c (h8300_init_once): Likewise.
7816 * config/mips/mips.c (override_options): Likewise.
7817 * config/i386/i386.c (override_options): Likewise, rework.
7818 * config/m68k/m68k.c (override_options): Likewise.
7820 * config/dsp16xx/dsp16xx.c (print_operand): Call output_operand_lossage
7822 * config/mips/mips.c (print_operand): Likewise.
7823 * hash.c (hash_allocate): Don't check for failure returns from
7824 obstack functions that can't fail.
7825 (hash_table_init_n, hash_table_init): Likewise; also now return void.
7826 * hash.h (hash_table_init_n, hash_table_init): Now return void.
7827 * objc/objc_act.c (objc_check_decl): Remove unneeded fatal call.
7828 (get_object_reference): Likewise.
7830 2001-02-04 Nick Clifton <nickc@redhat.com>
7832 * config/arm/arm.c (all_cores): Add 710T, 720T, 740T, 940T, 9e,
7833 StrongARM1110, 10TDMI, and 1020T.
7835 2001-02-04 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7837 * mips.h (MULTILIB_ISA_DEFAULT): Don't use #elif.
7839 2001-02-04 Alexandre Oliva <aoliva@redhat.com>
7841 * config/sh/sh.md (movdf load split): Pass register number to
7842 FP_OR_XD_REGISTER_P.
7844 2001-02-04 Mark Mitchell <mark@codesourcery.com>
7846 * cppinit.c (BC): New macro.
7847 (builtin_array): Add __GXX_WEAK__.
7848 * cpplib.h (builtin_type): Add BT_WEAK.
7849 * cppmacro.c (builtin_macro): Handle BT_WEAK.
7850 * defaults.h (SUPPORTS_ONE_ONLY): Define.
7851 * varasm.c (SUPPORTS_ONE_ONLY): Do not define.
7853 2001-02-03 Jakub Jelinek <jakub@redhat.com>
7855 * cppinit.c (append_include_chain): Honor NO_IMPLICIT_EXTERN_C.
7857 2001-02-03 Neil Booth <neil@daikokuya.demon.co.uk>
7859 * cpphash.h: Rename _ALIGN POOL_ALIGN.
7860 * cpplex.c (new_chunk, _cpp_pool_reserve): Update.
7862 2001-02-03 Neil Booth <neil@daikokuya.demon.co.uk>
7864 * cpphash.h: Rename ALIGN _ALIGN.
7865 * cpplex.c (new_chunk, _cpp_pool_reserve): Update.
7867 Fri Feb 2 23:15:29 2001 Christopher Faylor <cgf@cygnus.com>
7869 * config/i386/cygwin.h (CPP_SPEC): Reorganize YA to better handle cross
7870 compilation environment.
7871 * config/i386/t-cygwin (T_CPPFLAGS): Define CYGWIN_CROSS_DIR to allow
7872 control over location of cygwin includes and libs.
7874 2001-02-03 Michael Hayes <m.hayes@elec.canterbury.ac.nz)
7876 * c4x.h (HARD_REGNO_CALL_PART_CLOBBERED): Fix typo.
7878 2001-02-02 lars brinkhoff <lars@nocrew.org>
7880 * md.texi (Standard Names): remove reference to spur.md.
7882 2001-02-03 Michael Hayes <m.hayes@elec.canterbury.ac.nz)
7884 * c4x.h (IS_INT_CALL_SAVED_REG, IS_FLOAT_CALL_SAVED_REG): Define.
7885 (HARD_REGNO_CALL_PART_CLOBBERED): Use IS_FLOAT_CALL_SAVED_REG.
7886 (INITIAL_FRAME_POINTER_OFFSET, INITIAL_ELIMINATION_OFFSET): Likewise.
7887 * c4x.c (c4x_hard_regno_rename_ok): Use IS_XXX_CALL_SAVED_REG.
7888 (c4x_expand_prologue, c4x_expand_epilogue): Likewise.
7890 2001-02-03 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
7892 * c4x.c (group1_reg_operand, group1_mem_operand, arx_reg_operand,
7893 c4x_arn_reg_operand, c4x_arn_mem_operand): Do not check register
7894 number before reload.
7895 (c4x_adjust_cost): Return zero before reload.
7896 * c4x.md (load_immed_address+1, load_immed_address+2): Do not
7897 split before reload.
7899 2001-02-03 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
7901 * c4x.c (c4x_hard_regno_rename_ok): New.
7902 * c4x-protos.h (c4x_hard_regno_rename_ok): New.
7903 * c4x.h (HARD_REGNO_RENAME_OK): Define.
7905 Fri Feb 2 20:03:50 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
7907 * diagnostic.h: Add missing "extern" in all declarations.
7909 2001-02-02 Alex Samuel <samuel@codesourcery.com>
7911 * Makefile.in (gcc_gxx_target_include_dir): Generate dynamically
7912 as for gcc_gxx_include_dir.
7914 2001-02-02 Neil Booth <neil@daikokuya.demon.co.uk>
7916 * cpp.texi, invoke.texi: Update -Wtraditional documentation.
7918 2001-02-02 Alexandre Oliva <aoliva@redhat.com>
7920 * config/sh/sh.c (output_far_jump): Don't use braf on SH1. Emit
7921 label before alignment to be used as the braf base address.
7922 * config/sh/sh.md (length): Use longer lengths for SH1 PIC far
7924 (casesi_jump_2): Require at least TARGET_SH2.
7926 * config/float-sh.h (LDBL_EPSILON, LDBL_MIN, LDBL_MAX): Prevent
7927 truncation to 32-bit doubles on -m3e and -m4-single-only.
7929 2001-02-02 Mark Mitchell <mark@codesourcery.com>
7931 * gcc.c (init_gcc_specs): New function. Make -shared-libgcc
7932 the default when building a shared object.
7933 (init_spec): Use it.
7934 * testsuite/lib/g++.exp: Include the directory where libgcc
7935 is located to the LD_LIBRARY_PATH list.
7936 * invoke.texi (-shared-libgcc): Document the cases in which
7937 GCC defaults to using the shared libgcc.
7939 2001-02-02 Alexandre Oliva <aoliva@redhat.com>
7941 * config/fp-bit.h (MAX_USI_INT, MAX_SI_INT): Don't assume
7942 unsigned is wide enough.
7944 * config/fp-bit.c (_fpmul_parts): Don't assume 32-bits SI.
7945 (si_to_float): Likewise.
7946 (float_to_si, float_to_usi): Use BITS_PER_SI.
7948 2001-02-01 Jeffrey Oldham <oldham@codesourcery.com>
7950 * dwarf2out.c: Added explanation of abbreviations.
7951 (def_cfa_1): Added comments listing DWARF2 instructions.
7952 (cfa_temp_reg): Removed in favor of cfa_temp.
7953 (cfa_temp_value): Removed in favor of cfa_temp.
7954 (cfa_temp): New global variable.
7955 (dwarf2out_frame_debug_expr): Added extensive introductory
7956 comments explaining the function's transformations. Revised to
7957 use cfa_temp. Added some rtx checking. Generalize IOR case.
7958 (dwarf2out_frame_debug): Revised to use cfa_temp.
7959 (output_aranges): Cast as "unsigned" to avoid warning.
7960 * rtl.texi (RTX_FRAME_RELATED_P): Revise entry to emphasize better
7961 explain which instructions must be marked.
7963 2001-02-01 Richard Henderson <rth@redhat.com>
7965 * local-alloc.c (update_equiv_regs): Copy INSN_CODE to the
7968 2001-02-01 Alexandre Oliva <aoliva@redhat.com>
7970 * config/sh/crt1.asm (main_k): Modified so that start calls
7971 ___setup_argv_and_call_main.
7973 2001-02-01 Neil Booth <neil@daikokuya.demon.co.uk>
7975 * cpphash.h (struct cpp_buffer): Move saved_flags from cpp_reader.
7976 * cpplex.c (_cpp_lex_token): New token picks up the saved flags,
7977 and AVOID_LPASTE is cleared on meeting an unescaped newline.
7978 * cppmacro.c (builtin_macro): Set builtin flags here.
7979 (paste_all_tokens): Preserve AVOID_LPASTE on pasted token.
7980 (replace_args): Clarify intent.
7981 (cpp_get_token): Macro expansion tokens get the saved flags.
7983 * cppmain.c (scan_buffer): Remove now-redundant print.printed
7986 2001-02-01 Jeffrey Oldham <oldham@codesourcery.com>
7988 * config/mips/iris6.h (SUPPORTS_INIT_PRIORITY): Reverse change of
7991 Thu Feb 1 07:22:41 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
7993 * builtins.c (expand_builtin_alloca): allocate_dynamic_stack_space
7994 returns Pmode pseudo, but we need ptr_mode.
7995 * explow.c (allocate_dynamic_stack_space): Use plus_constant.
7996 Remove bogus conversions; use HOST_WIDE_INT for size.
7997 Don't use TARGET if wrong mode.
7999 * config/i386/i386.c (ix86_compute_frame_size): Allow
8000 stack_alignment_needed to be non-default even if size is zero.
8002 2001-01-31 Alan Modra <alan@linuxcare.com.au>
8004 * pa.c (hppa_init_pic_save): New function.
8005 * pa.h (hppa_init_pic_save): Declare.
8006 * pa.md (call, call_value, sibcall, sibcall_value): Use
8007 the above instead of duplicated code.
8009 * pa.c (hppa_encode_label): Correct size of alloca buffer
8010 so we don't overrun it. Correct leading `*' case.
8011 * pa.h (STRIP_NAME_ENCODING): Simplify now that we don't
8012 need to handle `*@'.
8013 (FUNCTION_NAME_P): Likewise.
8015 2001-01-31 Richard Henderson <rth@redhat.com>
8017 * config.gcc (alpha-osf5): Use float-i128.h.
8019 * config/float-i128.h (FLT_EVAL_METHOD, DECIMAL_DIG): Define.
8020 * config/float-i32.h: Likewise.
8021 * config/float-i64.h: Likewise.
8022 * config/float-sh.h: Likewise.
8023 * config/float-sparc.h: Likewise.
8025 2001-01-31 DJ Delorie <dj@redhat.com>
8027 * expmed.c (extract_bit_field): allow non-integral modes if we
8028 want to extract a whole register from itself.
8030 2001-01-31 Jakub Jelinek <jakub@redhat.com>
8032 * c-typeck.c (set_init_index): If first is equal to last, assume as
8033 if it was not a range at all.
8035 2001-01-31 Alexandre Oliva <aoliva@redhat.com>
8037 * config/fp-bit.c: Include tm.h.
8038 (float_to_si): Don't assume SImode is 32-bits wide.
8039 (float_to_usi): Likewise.
8041 2001-01-31 Joseph S. Myers <jsm28@cam.ac.uk>
8043 * c-parse.in (structsp): Pedwarn when "enum foo" refers to an
8045 (typename): Call pending_xref_error after parsing typed_typespecs.
8046 * c-decl.c (lookup_tag): Give error immediately rather than
8047 leaving it pending if the tag of the wrong type is in the same
8049 (xref_tag): Don't pedwarn for forward declarations of enum types
8051 * gcc.texi (Actual Bugs): Remove entry for misuse of struct, union
8054 2001-01-31 Alexandre Oliva <aoliva@redhat.com>
8056 * config/float-sparc.h (LDBL_MAX) [sparc32]: Fix typo.
8058 2001-01-31 Neil Booth <neil@daikokuya.demon.co.uk>
8060 * cpplib.c (T_ELIF): Move to STDC89, not that it matters.
8061 (_cpp_handle_directive): Suggest not using #elif with -Wtraditional.
8063 2001-01-31 Neil Booth <neil@daikokuya.demon.co.uk>
8065 * cpphash.h (struct cpp_reader): New saved_flags.
8066 * cppmacro.c (cpp_get_token): Use saved_flags to remember
8067 to avoid a paste after a pasted token.
8069 2001-01-31 Alexandre Oliva <aoliva@redhat.com>
8071 * libgcc2.h (Wtype_MAX, Wtype_MIN): Define.
8072 * libgcc2.c (__fixunssfSI, __fixunsdfSI, __fixunsxfSI): Use
8073 Wtype_MIN instead of LONG_MIN.
8075 2001-01-30 Jeffrey Oldham <oldham@codesourcery.com>
8077 * fixinc/fixincl.tpl: Add 2001 to copyright. Change name of
8079 * fixinc/fixincl.x: Regenerated.
8080 * fixinc/inclhack.def (irix_limits_const): New definition to
8081 convert "const" to "__const" in limits.h.
8083 2001-01-30 Jeffrey Oldham <oldham@codesourcery.com>
8085 * fixinc/genfixes (AG): Fix "autogen4" thinko.
8087 2001-01-30 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
8089 * regmove.c (try_auto_increment): Change REG_DEAD into REG_UNUSED
8090 when register dies in the insn.
8092 2001-01-30 Neil Booth <neil@daikokuya.demon.co.uk>
8094 * diagnostic.c (fatal): Fix word wrap.
8096 2001-01-30 Alexandre Oliva <aoliva@redhat.com>
8098 * combine.c (try_combine): Fix SUBREG setting for
8099 HOST_BITS_PER_WIDE_INT >= 2 * BITS_PER_WORD.
8101 2001-01-30 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
8103 * jump.c (comparison_dominates_p): Don't try to handle UNKNOWN
8106 2001-01-30 Neil Booth <neil@daikokuya.demon.co.uk>
8108 * c-decl.c (c_expand_body): Check TYPE_SIZE_UNIT (ret_type)
8110 * toplev.c (decode_W_option): Update warn_larger_than
8111 unconditionally for each processed switch.
8113 2001-01-30 John David Anglin <dave@hiauly1.hia.nrc.ca>
8115 * pa.c (pa_init_machine_status): Initialize pic_offset_table_save_rtx
8117 (hppa_expand_prologue): Delete code to save pic offset table register
8118 in the function prologue.
8119 * pa.h (PIC_OFFSET_TABLE_SAVE_RTX): Correct type in comment.
8120 * pa.md (call, call_value, sibcall, sibcall_value): Save the pic offset
8121 table register at the beginning of the function after the prologue.
8123 2001-01-29 lars brinkhoff <lars@nocrew.org>
8125 * tm.texi (PUSH_ROUNDING): Remove duplicate lines.
8127 2001-01-29 John David Anglin <dave@hiauly1.hia.nrc.ca>
8128 Jeff Law <law@redhat.com>
8130 * pa.md (return): Revise comment for trivial return.
8131 (return_internal): Non-trivial return pattern for non-PIC code.
8132 (return_internal_pic): Non-trivial return pattern for PIC code.
8133 It uses the PIC register to ensure it is restored after
8135 (epilogue): Generate appropriate return for PIC and non-PIC code.
8137 Mon Jan 29 23:53:14 2001 Christopher Faylor <cgf@cygnus.com>
8139 * config/i386/cygwin.h: Fix -mno-cygwin search path for link.
8141 2001-01-29 DJ Delorie <dj@redhat.com>
8143 * combine.c (if_then_else_cond): Pass the correct mode to
8144 operand_subword() for constants.
8146 Mon Jan 29 20:38:19 2001 Christopher Faylor <cgf@cygnus.com>
8148 * config/i386/cygwin.h: Add w32api to include search. Search different
8149 directories in a cross-build environment.
8151 2001-11-29 Tim Josling <tej@melbpc.org.au>
8153 * tree.h (TYPE_STUB_DECL): Add documentation.
8155 2001-11-29 Laurynas Biveinis <lauras@softhome.net>
8157 * sdbout.c (sdbout_one_type): Skip types with indeterminate size.
8158 (sdbout_field_types): Likwise. Fix use of host_integerp.
8160 2001-01-29 Thomas Pfaff <tpfaff@gmx.net>
8162 * mingw32.h: Override STARTFILE_SPEC and LINK_SPEC declared in
8165 2001-01-29 Jeffrey Oldham <oldham@codesourcery.com>
8167 * config/mips/iris6.h (SUPPORTS_INIT_PRIORITY): Revise definition
8168 to use flag_gnu_linker.
8170 2001-01-29 Neil Booth <neil@daikokuya.demon.co.uk>
8172 * cpplib.c (T_BAD_DIRECTIVE): Remove.
8173 (_cpp_init_stacks): Loop from 0 to N_DIRECTIVES - 1.
8175 2001-01-29 Joseph S. Myers <jsm28@cam.ac.uk>
8177 * tree.c, tree.h (build_parse_node): Remove; was identical to
8179 * c-lang.c (start_cdtor), objc/objc-act.c
8180 (build_module_descriptor): Use build_nt instead of
8183 2001-01-29 Jakub Jelinek <jakub@redhat.com>
8185 * config/i386/i386.md (addqi_1_lea): Fix mode (QI instead of HI).
8186 (testqi_1, andqi_2): If widening to SImode, make sure CONST_INT does
8187 not have any upper bits set.
8189 2001-01-29 Phil Edwards <pme@sources.redhat.com>
8191 * COPYING.LIB: Update to LGPL 2.1 from the FSF.
8193 2001-01-28 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8195 * stmt.c (estimate_case_costs): Use integer_minus_one_node.
8197 * tree.c (build_common_tree_nodes_2): Set integer_minus_one_node.
8199 * tree.h (tree_index): Add new element TI_INTEGER_MINUS_ONE.
8200 (integer_minus_one_node): Define.
8202 2001-01-28 Alexandre Oliva <aoliva@redhat.com>
8204 * Makefile.in (bootstrap2-lean): Fix typo.
8206 2001-01-28 Neil Booth <neil@daikokuya.demon.co.uk>
8208 * cpphash.c (_cpp_cleanup_hashtable, _cpp_lookup_with_hash)
8209 : Don't set fe_value.
8210 * cpplib.h (AVOID_LPASTE): New flag.
8211 (struct cpp_hashnode): Remove fe_value.
8212 * cpplex.c (cpp_avoid_paste): Don't paste '.' with a number.
8213 * cppmacro.c (builtin_macro): Don't set flags here.
8214 (replace_args): Set AVOID_LPASTE flag on first token of an
8215 argument, and the token following it.
8216 (cpp_get_token): Set AVOID_LPASTE flag on first token of a
8217 macro expansion, and on the token following it. Do it for
8219 * cppmain.c (scan_buffer): Avoid pasting only flagged tokens.
8221 2001-01-27 Richard Henderson <rth@redhat.com>
8223 * config/alpha/t-ieee: Remove multilibbing.
8224 (TARGET_LIBGCC2_CFLAGS): Add -mieee.
8226 2001-01-27 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8228 * configure.in: Arrange to include defaults.h in [ht]config.h/tm.h.
8230 * Makefile.in: Remove all dependencies on defaults.h.
8231 * builtins.c: Don't include defaults.h.
8232 * c-common.c: Likewise.
8233 * c-decl.c: Likewise.
8234 * c-pragma.c: Likewise.
8235 * c-typeck.c: Likewise.
8236 * combine.c: Likewise.
8238 * frame-ia64.c: Likewise.
8239 * cppexp.c: Likewise.
8240 * crtstuff.c: Likewise.
8241 * dbxout.c: Likewise.
8242 * dwarf2out.c: Likewise.
8243 * dwarfout.c: Likewise.
8244 * emit-rtl.c: Likewise.
8245 * except.c: Likewise.
8247 * final.c: Likewise.
8248 * frame-dwarf2.c: Likewise.
8249 * libgcc2.c: Likewise.
8250 * optabs.c: Likewise.
8251 * profile.c: Likewise.
8252 * sdbout.c: Likewise.
8253 * toplev.c: Likewise.
8254 * tradcif.y: Likewise.
8256 * varasm.c: Likewise.
8258 2001-01-27 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8260 * builtins.c (expand_builtin_fputs): Use size_one_node when
8261 transforming into fwrite.
8263 2001-01-27 Joseph S. Myers <jsm28@cam.ac.uk>
8265 * extend.texi (Attribute Syntax): New section.
8267 2001-01-27 Michael Sokolov <msokolov@ivan.Harhan.ORG>
8269 * fixproto: Correctly install synthesised unistd.h and stdlib.h when
8270 they didn't need fixing.
8272 2001-01-27 Janis Johnson <janis@us.ibm.com>
8274 * config.gcc (i[34567]86-sequent-{ptx4*,sysv4*}): Use usegas.h
8276 * config/ptx4.h: Several fixes to build on DYNIX/ptx v4.[456], and
8277 to remove macro definitions that are duplicated from elfos.h.
8279 2001-01-27 Richard Henderson <rth@redhat.com>
8281 * config/i386/sco5gas.h: Move ...
8282 * config/usegas.h: ... here.
8283 * config.gcc (i[34567]86-*-sco3.2v5) [tm_file]: Update.
8285 2001-01-27 Jakub Jelinek <jakub@redhat.com>
8287 * c-typeck.c (struct constructor_stack): Add range_stack member.
8288 (really_start_incremental_init): Clear it.
8289 (push_init_level): Save constructor_range_stack and clear it if
8290 pushing explicit braces.
8291 (pop_init_level): abort if constructor_range_stack is non-zero at
8292 explicit closing brace. Restore saved constructor_range_stack if
8295 2001-01-27 Alexandre Oliva <aoliva@redhat.com>
8297 * expr.c (emit_move_insn): Add REG_EQUAL note when constant loaded
8298 into register was forced into memory.
8300 2001-01-27 Alexandre Oliva <aoliva@redhat.com>
8302 * Makefile.in: Remove uses of + before $(MAKE).
8304 2001-01-26 Richard Henderson <rth@redhat.com>
8306 * stmt.c (cost_table): Remove.
8307 (COST_TABLE, cost_table_initialized): New.
8308 (estimate_case_costs): Use the later instead of the former.
8309 (balance_case_nodes): Likewise.
8311 2001-01-26 Richard Henderson <rth@redhat.com>
8313 * alias.c (objects_must_conflict_p): Read-only slots may not
8314 conflict despite having the same type.
8316 2001-01-27 Michael Hayes <mhayes@redhat.com>
8318 * loop.c (loop_giv_reduce_benefit): Copy mode size into
8320 (check_ext_dependant_givs): Initialise u_start_val and
8322 (load_mems): Make last_max_reg unsigned.
8323 (try_swap_copy_prop): Use INSN_P and initialise set.
8325 Fri Jan 26 23:22:58 2001 Denis Chertykov <denisc@overta.ru>
8327 * README.AVR : Removed.
8329 Fri Jan 26 11:37:26 2001 Jeffrey A Law (law@cygnus.com)
8331 * pa-64.h (text_section): Remove declaration.
8333 * pa.md (return_internal): Remove mode on PIC register use.
8335 2001-01-25 lars brinkhoff <lars@nocrew.org>
8337 * tm.texi (DATA_ALIGNMENT, LOCAL_ALIGNMENT, ASM_OPEN_PAREN,
8338 ASM_CLOSE_PAREN): fix typos.
8340 2001-01-25 Mark Mitchell <mark@codesourcery.com>
8342 * acconfig.h: Define `const' to the empty string if neither
8343 __STDC__ nor __cplusplus is defined.
8344 * config.in: Regenerated.
8346 2001-01-25 David Edelsohn <edelsohn@gnu.org>
8348 * config.gcc (rs6000-ibm-aix[5-9]*): Change to aix51.h.
8349 * collect2.c (main): Delete importf. Add ".obj" file extension.
8350 (GCC_CHECK_HDR): Handle AIX V5 new magic number.
8351 (aix_std_libs): Add additional AIX libraries to skip.
8352 * config/rs6000/aix.h (MY_ISCOFF): Add AIX V5 new magic number.
8353 * config/rs6000/aix51.h: New file.
8355 2001-01-25 Michael Hayes <mhayes@redhat.com>
8357 * loop.c (loop_call_insn_emit_before, loop_call_insn_hoist): New.
8358 (loop_insn_emit_before): No longer static.
8359 (move_movables): Replace emit_insn_after with loop_insn_emit_after.
8360 (loop_givs_rescan, load_mems): Likewise.
8361 (check_dbra_loop): Replace emit_insn_before with loop_insn_emit_before.
8362 (maybe_eliminate_biv_1):
8363 (move_movables): Replace emit_call_insn_before with
8364 loop_call_insn_hoist.
8365 * loop.h (loop_insn_emit_before): Add.
8366 * unroll.c (copy_loop_body): Replace emit_insn_before with
8367 loop_insn_emit_before.
8369 2001-01-25 Neil Booth <neil@daikokuya.demon.co.uk>
8371 * diagnostic.c (fatal): Request preprocessed source.
8373 Thu Jan 25 02:01:16 2001 J"orn Rennecke <amylaar@redhat.com>
8375 * c-decl.c (duplicate_decls): If different_binding_level is nonzero,
8376 olddecl has argument types and newdecl has none, use the argument
8379 2001-01-24 Ulrich Drepper <drepper@redhat.com>
8381 * dwarf2out.c (prefix_of): New function. Determine longest common
8382 prefix of the two arguments. The units are whole path components.
8383 (output_file_names): When adding a new directory find the one entry
8384 with the longest common prefix already in the list. Artificially
8385 generate entry if there is none for this prefix.
8386 Fix test to check whether the zeroth directory entry is used.
8388 Wed Jan 24 23:51:55 2001 J"orn Rennecke <amylaar@redhat.com>
8390 * reload1.c (reload_reg_free_for_value_p): New parameter start_regno.
8391 Changed all callers. Take it into account when deciding if a
8392 previously loaded value matches.
8394 2001-01-24 Richard Henderson <rth@redhat.com>
8396 * reload.c (find_reloads_subreg_address): Fail the substitution
8397 if the resulting address is insufficiently aligned.
8399 2001-01-24 DJ Delorie <dj@redhat.com>
8401 * combine.c (combine_simplify_rtx): If the modes are all VOIDmode,
8402 check the original operand's mode also.
8403 * simplify-rtx.c (simplify_ternary_operation): Ditto.
8405 2001-01-24 Joseph S. Myers <jsm28@cam.ac.uk>
8407 * c-parse.in (cast_expr): Move compound literals from here ...
8408 (primary): ... to here. Use standard terminology "compound
8409 literal" instead of "constructor expression".
8411 2001-01-24 Joseph S. Myers <jsm28@cam.ac.uk>
8413 * gcc.1, cpp.1: Regenerate.
8415 2001-01-24 Alexandre Oliva <aoliva@redhat.com>
8417 * calls.c (emit_library_call_value_1): Memory slot for
8418 pass-by-reference argument should have the mode of the argument,
8419 not of the pointer to it.
8421 2001-01-24 Tom Tromey <tromey@redhat.com>
8423 * gcc.texi (G++ and GCC): Mention gcj manual.
8424 (Standards): Link to section of manual mentioning gcj/Java
8427 2001-01-24 Jakub Jelinek <jakub@redhat.com>
8429 * cppfiles.c (_cpp_read_file): Add to dependencies if requested.
8430 * cppinit.c (cpp_start_read): Remove deps_add_dep call.
8431 * tradcpp.c (main): Add -imacros or -include'd dependencies
8433 * cpp.texi (-M, -MM): Document -M -include behaviour.
8435 2001-01-24 Roger Collins <roger@ProProject.com>
8437 * config/i386/xm-i386.h: Make __i386__ a boolean macro.
8439 2001-01-24 Will Cohen <wcohen@redhat.com>
8441 * config/mips/abi64.h (RETURN_IN_MEMORY): Always take into account
8442 whether registers are 32 bits or 64 bits in size.
8444 2001-01-24 Ben Elliston <bje@redhat.com>
8446 * config/m32r/m32r.h (PREDICATE_CODES): Remove m32r_not_same_reg.
8448 2001-01-24 Richard Henderson <rth@redhat.com>
8450 * config/alpha/alpha.md (builtin_longjmp_internal): New.
8451 (builtin_longjmp): Use it instead of emit_indirect_jump.
8453 2001-01-23 John David Anglin <dave@hiauly1.hia.nrc.ca>
8455 * bb-reorder.c (make_reorder_chain_1): Handle case where
8456 jump edge goes to the same block as the fallthru edge.
8458 2001-01-23 Jim Wilson <wilson@redhat.com>
8460 * dwarf2out.c (dwarf2out_line): Make last_file_num be unsigned.
8461 * frame.h (__ia64_personality_v1): Add prototype.
8462 * libgcc2.c (ia64_throw_helper): Change personality declaration to
8463 prototype form. Add void * cast to first argument to personality
8465 * real.c (e113toe): Surround with INTEL_EXTENDED_IEEE_FORMAT ifdefs.
8466 (asctoe113): Likewise.
8467 * config/ia64/frame-ia64.c: Include eh-common.h.
8468 * config/ia64/ia64-protos.h (sdata_section, sbbs_section): Add
8470 * config/ia64/ia64.c (emit_insn_group_barriers): Add ATTRIBUTE_UNUSED
8472 (itanium_split_issue): Add prototype.
8473 (gen_nop_type): Ifdef out.
8474 (find_best_packet): Initialize best_packet.
8475 (ia64_encode_section_info): New local string. Use for ggc_alloc_string
8477 * config/ia64/ia64.h (ASM_OUTPUT_LONG_DOUBLE): Use 0L not 0.
8478 * config/ia64/ia64.md (bsp_value): Add explicit stop bit at start.
8479 (flushrs): Add explicit stop bit at end.
8480 * config/ia64/lib1funcs.asm (__ia64_restore_stack_nonlocal): Change
8483 2001-01-23 Chris Demetriou <cgd@broadcom.com>
8485 * libgcc-std.ver (GCC_3.0): Add __terminate_func_set to list
8487 * libgcc2.c (__terminate_func): Make variable static.
8488 (__terminate_set_func): New function to set __terminate_func.
8489 * libgcc2.h (__terminate_func_ptr): New typedef.
8490 (__terminate_set_func): New function.
8492 2001-01-23 Richard Henderson <rth@redhat.com>
8494 * flow.c (init_propagate_block_info): Don't consider unchanging
8495 memories for dead frame store elimination.
8497 2001-01-23 Richard Henderson <rth@redhat.com>
8499 * varasm.c (UNIQUE_SECTION): Move default implementation ...
8500 * defaults.h: ... here.
8502 2001-01-24 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
8504 * c4x.h (TARGET_LOAD_DIRECT_MEMS): Define.
8506 2001-01-23 Neil Booth <neil@daikokuya.demon.co.uk>
8508 * c-lex.c (lex_charconst): Fix typo: s/p/str.
8510 2001-01-23 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
8512 * rs6000.h (rs6000_return_addr): Move prototype from here...
8513 * rs6000-protos.h (rs6000_return_addr): ...to here.
8514 (rs6000_init_expanders): Delete prototype.
8516 2001-01-23 Nick Clifton <nickc@redhat.com>
8518 * invoke.texi: Replace , with \, inside @gccoptlist macros.
8519 (Spec Files): Document %B and %j and %. and %v3 and %M and
8520 %{S*&T} spec switches.
8522 2001-01-24 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
8524 * c4x.c (c4x_r11_set_p): Calculate rtx code correctly.
8526 2001-01-23 Chris Demetriou <cgd@sibyte.com>
8527 Neil Booth <neil@daikokuya.demon.co.uk>
8529 * cpperror.c: Merge handlers of PEDWARN and WARNING.
8530 Have -Werror make pedantic warnings errors, like the
8533 2001-01-23 Phil Edwards <pme@sources.redhat.com>
8535 * c-tree.texi (IDENTIFIER_LENGTH): Fix typo.
8537 2001-01-23 Jakub Jelinek <jakub@redhat.com>
8539 * integrate.h (struct inline_remap): Add compare_src, compare_mode.
8540 * integrate.c (expand_inline_function): Initialize them.
8541 (subst_constants): If changing COMPARE so that both its arguments
8542 will be VOIDmode and the comparison mode will be lost, note
8543 compare_mode. Use the recorded compare_mode to optimize
8546 2001-01-23 Jason Merrill <jason@redhat.com>
8548 * dwarf2out.c (new_die): Use xcalloc.
8549 (output_die): Abort rather than emit a local reference to offset 0.
8551 2001-01-17 Andrew Haley <aph@redhat.com>
8553 * libgcc2.c (get_reg_addr): Don't abort if we haven't got a copy
8554 of a saved register; return NULL instead.
8555 (copy_reg): Take a pointer to a source register rather than a
8557 (next_stack_level): Remember the address in the stack frame of all
8559 Use the saved register pointer array as the source of the CFA.
8560 (throw_helper): Rewrite. Unwind once rather than twice and keep
8561 track of saved registers as we go.
8563 2001-01-23 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
8565 * c4x-protos.h (c4x_legitimize_reload_address): Remove.
8566 * c4x.c (c4x_legitimize_reload_address): Remove.
8567 * c4x.h (LEGITIMIZE_RELOAD_ADDRESS): Rewrite to generate correct
8568 reload address for ldp(k) insn.
8570 Mon Jan 22 20:53:47 2001 Jeffrey A Law (law@cygnus.com)
8572 * pa.md (return_internal): Add a USE of the PIC register to ensure
8573 it is restored after each call.
8574 (return expander): Corresponding changes.
8576 2001-01-22 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
8578 * rs6000.h (INIT_EXPANDERS): Delete.
8579 (RETURN_ADDR_RTX): Call rs6000_return_addr().
8580 * rs6000.c (rs6000_override_options): Call *_machine_status from
8582 (rs6000_init_expanders): ...instead of here. Delete.
8583 (rs6000_mark_machine_status): New function.
8584 (rs6000_init_machine_status): Use xcalloc.
8585 (rs6000_return_addr): Generate RTX for the return address.
8586 (rs6000_ra_ever_killed): New, check if LR was ever destroyed.
8587 (rs6000_stack_info): Use it.
8589 2001-01-22 Thomas Pfaff <tpfaff@gmx.net>
8591 * gthr-win32.h: Include errno.h to get a declaration for
8592 EINVAL and _mingw.h if the target is mingw32.
8594 2001-01-22 Andres Felipe Vargas <avargas@teletulua.com.co>
8596 * cpp.texi: Correct typos.
8598 Mon Jan 22 13:59:09 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
8600 * explow.c (probe_stack_range): Ensure value passed to
8601 stack_check_libfunc is ptr_mode, not Pmode.
8603 Mon Jan 22 16:53:06 2001 J"orn Rennecke <amylaar@redhat.com>
8605 * recog.c (validate_replace_rtx_1): In ZERO_EXTEND / SIGN_EXTEND
8606 case, don't use operand_subword to calculate a SUBREG that is
8609 * rtl.texi: Comparisons yield 0 or STORE_FLAG_VALUE.
8611 2001-01-22 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
8613 * c4x.c (c4x_valid_rptb_p, c4x_label_ref_used_p): New functions.
8614 (c4x_rptb_insert): Call c4x_valid_rptb_p to check if repeat block is
8615 valid. If not replace it by equivalent insns.
8617 2001-01-22 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
8619 * c4x.c (c4x_check_legit_addr): Only check CONST. Not if CONST
8620 contains SYMBOL_REF, LABEL_REF and CONST_INT.
8621 (c4x_U_constraint, symbolic_address_operand): Likewise.
8622 (c4x_immed_float_constant): Do not check if CONST_DOUBLE is in
8624 (c4x_r11_set_p, c4x_check_laj_p): New functions.
8625 * c4x-protos.h (c4x_check_laj_p): Add prototype.
8626 * c4x.md (in_annul_slot_3): Do not allow auto-increment in last
8627 anulling slot because of silicon bug.
8628 (laj, lajv): Call c4x_check_laj_p to check for silicon bug.
8630 2001-01-22 Alan Modra <alan@linuxcare.com.au>
8632 * cppexp.c (parse_charconst): Change `mask' type to agree
8635 2001-01-21 Richard Henderson <rth@redhat.com>
8637 * config/i386/i386.c (ix86_asm_file_end): Disable putting
8638 pic_label_name in a linkonce section.
8640 2001-01-17 Philipp Thomas <pthomas@suse.de>
8642 * aclocal.m4 (AM_WITH_NLS): Add -lintl to LIBS if gettext was
8644 * configure: Regenerate.
8646 Sun Jan 21 02:38:56 2001 J"orn Rennecke <amylaar@redhat.com>
8648 * expmed.c (synth_mult, expand_mult_highpart, expand_divmod): Guard
8649 uses of shift_cost, shiftadd_cost and shiftsub_cost with bound checks.
8651 Sun Jan 21 09:44:17 2001 Denis Chertykov <denisc@overta.ru>
8653 * config/avr/avr.c (ret_cond_branch): New argument (reverse) added.
8654 If REVERSE nonzero then condition code in X must be reversed.
8655 (encode_section_info): Optimise if/else.
8656 (avr_function_value): Fix formatting.
8658 * config/avr/avr.md (branch): Call to ret_cond_branch changed.
8659 (difficult_branch): Likewise.
8660 (rvbranch): Likewise.
8661 (difficult_rvbranch): Likewise.
8663 * config/avr/avr-protos.h (ret_cond_branch): Prototype changed.
8665 * config/avr/libgcc.S: Fix comment.
8667 2001-01-20 Michael Sokolov <msokolov@ivan.Harhan.ORG>
8669 * sdbout.c (PUT_SDB_DEF): Fix after last bogus change.
8671 2001-01-20 Michael Sokolov <msokolov@ivan.Harhan.ORG>
8673 * cppinit.c (INO_T_EQ): Don't use #elif, fix formatting.
8675 2001-01-20 Michael Sokolov <msokolov@ivan.Harhan.ORG>
8677 * aclocal.m4 (gcc_AC_FUNC_STRSTR): New macro.
8678 * configure.in (gcc_AC_FUNC_STRSTR): Add invokation.
8679 * configure, config.in: Regenerate.
8680 * Makefile.in (STRSTR, HOST_STRSTR, USE_HOST_STRSTR): New variables.
8681 (LIBDEPS, HOST_LIBDEPS, LIBS, HOST_LIBS): Add strstr handling.
8682 (strstr.o, $(HOST_PREFIX_1)strstr.o): New rules.
8683 (doprint.o): New rule.
8685 2001-01-20 Joseph S. Myers <jsm28@cam.ac.uk>
8687 * c-typeck.c (digest_init): Handle boolean types as scalars.
8689 Sat Jan 20 12:46:57 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
8691 * stmt.c (expand_return): Don't return anything if size is zero.
8692 Delete redundant assignment to BYTES.
8693 * expr.c (move_block_from_reg): Do nothing if NREGS is zero.
8695 2001-01-20 Marek Michalkiewicz <marekm@linux.org.pl>
8697 * config/avr/avr.h (INIT_TARGET_OPTABS): Remove most of it, was
8698 the same as the default library function names.
8699 * config/avr/avr.md: Document special characters after '%'.
8700 (mulqi3, mulhi3, mulsi3): Call libgcc.S functions ourselves,
8701 knowing which of the call-used registers are really clobbered.
8702 (divmodqi4, udivmodqi4, divmodhi4, udivmodhi4, divmodsi4, udivmodsi4):
8703 New. Both quotient and remainder from one libgcc.S call.
8704 * config/avr/libgcc.S: Optimize mul/divmod for the new insns above,
8705 clobber as few registers as possible.
8706 * config/avr/t-avr (LIB1ASMFUNCS): Adjust for the above changes.
8708 2001-01-20 Neil Booth <neil@daikokuya.demon.co.uk>
8710 * cppmacro.c (funlike_invocation_p): Don't move back up to the
8711 context of the top of the stack.
8713 2001-01-20 Jakub Jelinek <jakub@redhat.com>
8715 * function.c (fixup_var_refs): Move CALL_PLACEHOLDER handling...
8716 (fixup_var_refs_insns): ...here.
8718 2001-01-20 Zack Weinberg <zack@wolery.stanford.edu>
8720 * function.c (fixup_var_refs_insns): Break up into
8721 fixup_var_refs_insn [body of loop], fixup_var_refs_insns
8722 [loop over entire insn list], and fixup_var_refs_insns_with_hash
8723 [loop over hash table entries].
8724 (fixup_var_refs): Adjust calls to fixup_var_refs_insns and/or
8725 fixup_var_refs_insns_with_hash, to match above changes.
8727 2001-01-19 John David Anglin <dave@hiauly1.hia.nrc.ca>
8729 * Makefile.in (ORDINARY_FLAGS_TO_PASS): Add MAKEOVERRIDES variable.
8730 (libgcc.a): Likewise.
8731 (stmp-multilib): Likewise.
8732 (STAGE2_FLAGS_TO_PASS): Likewise.
8734 2001-01-19 Alexandre Oliva <aoliva@redhat.com>
8736 * config/sh/sh.c (prepare_move_operands) [PIC]: Use operands[0] as
8737 temporary if no_new_pseudos.
8739 2001-01-19 Neil Booth <neil@daikokuya.demon.co.uk>
8741 * cppinternals.texi: Update.
8743 2001-01-19 Richard Earnshaw <rearnsha@arm.com>
8745 * arm.c (arm_init_builtins): Re-enable builtins.
8747 Fri Jan 19 13:02:56 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
8749 * rtl.texi (SET, CLOBBER): Document PARALLEL as SET_DEST possibility.
8750 * flow.c (mark_set_1, case PARALLEL): Don't require BLKmode, allow
8751 element to be null, and always expect an EXPR_LIST.
8752 * rtlanal.c (reg_overlap_mentioned_p, note_stores): Likewise.
8753 * sched-deps.c (sched_analyze_1): Likewise.
8754 * sched-rgn.c (check_live_1, update_live_1): Likewise.
8756 * regclass.c (max_set_parallel): New variable.
8757 (reg_scan): Take it into account in computation of max_parallel.
8758 (reg_scan_mark_refs, case SET): Compute it.
8760 * alias.c (rtx_equal_for_memref_p, case ADDRESSOF): Don't assume
8762 * expr.c (store_constructor): Don't look at MEM_ALIAS_SET unless MEM.
8763 * function.c (assign_parms): Use INTVAL for a CONST_INT.
8765 2001-01-19 Jason Merrill <jason@redhat.com>
8767 * dwarf2out.c (gen_subprogram_die): Don't reuse the in-class decl
8768 for the abstract instance of an inline function.
8770 Fri Jan 19 14:31:35 2001 Alexandre Oliva <aoliva@redhat.com>
8771 J"orn Rennecke <amylaar@redhat.com>
8773 * reload1.c (move2add_note_store): Treat all registers directly or
8774 indirectly derived from a base register as members of the same set
8776 (reload_cse_move2add): Adjust accordingly. Take mode and offset
8777 of base register into account.
8779 Fri Jan 19 09:18:42 2001 J"orn Rennecke <amylaar@redhat.com>
8781 * alias.c (find_base_value): Recognize TRUNCATE.
8782 (record_set): In PLUS case, invalidate if other summand is also a
8785 Thu Jan 18 06:43:04 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
8787 * flow.c (mark_set_1, case PARALLEL): New case; rework to allow
8788 entry to be EXPR_LIST.
8789 * rtlanal.c (reg_overlap_mentioned_p): Allow PARALLEL in SET to
8790 be an EXPR_LIST (but not null, which other code doesn't allow).
8791 (note_stores): Properly handle PARALLEL in SET.
8792 Recursively call for top-level PARALLEL.
8793 * sched-deps.c (sched_analyze_1): Handle EXPR_LIST in PARALLEL in SET.
8794 * sched-rgn.c (check_live_1, update_live_1): Likewise.
8796 * config.gcc (rs6000-ibm-aix*, rs6000-bull-bosx): Add rs6000/aix.h.
8798 2001-01-18 Neil Booth <neil@daikokuya.demon.co.uk>
8800 * cpplib.c (_cpp_handle_directive): Use buffer->was_skipping,
8801 not pfile->skipping (== 0).
8803 2001-01-17 Nick Clifton <nickc@redhat.com>
8805 * config/rs6000/rs6000.c: Add prototypes for {init|free}_
8808 2001-01-17 Jim Wilson <wilson@redhat.com>
8810 * invoke.texi (IA-64 options): Improve.
8812 2001-01-17 Tom Tromey <tromey@redhat.com>
8814 * invoke.texi (Optimize Options): Use `{}' to around @samp
8817 2001-01-17 Aldy Hernandez <aldyh@redhat.com>
8819 * invoke.texi (-fno-guess-branch-probability): New option.
8821 Wed Jan 17 13:26:34 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
8823 * combine.c (try_combine): Don't set i3_subst_into_i2 for
8824 case of making new double-word constant.
8825 Revert last change: instead just test i3_subst_into_i2.
8827 2001-01-17 Jakub Jelinek <jakub@redhat.com>
8829 * config/i386/i386.md (cmpqi_minus_1): Use {b} for QImode operation.
8830 Use q constraints instead of r.
8832 Tue Jan 16 22:23:04 2001 Alan Modra (alan@linuxcare.com.au)
8834 * config/pa/pa.h (PIC_OFFSET_TABLE_REGNUM_SAVED): Remove.
8835 (machine_function): Define.
8836 (PIC_OFFSET_TABLE_SAVE_RTX) : Define.
8837 * config/pa/pa.c (pa_init_machine_status, pa_mark_machine_status,
8838 pa_free_machine_status): New functions.
8839 (override_options): Set {init,mark,free}_machine_status to above.
8840 (hppa_expand_prologue): Use PIC_OFFSET_TABLE_SAVE_RTX instead of
8841 PIC_OFFSET_TABLE_REGNUM_SAVED.
8842 * config/pa/pa.md: Use PIC_OFFSET_TABLE_SAVE_RTX instead of
8843 PIC_OFFSET_TABLE_REGNUM_SAVED throughout.
8844 * config/pa/pa32-regs.h (CONDITIONAL_REGISTER_USAGE): Remove
8845 references to PIC_OFFSET_TABLE_REGNUM_SAVED.
8846 * config/pa/pa64-regs.h (CONDITIONAL_REGISTER_USAGE): Likewise.
8848 2001-01-15 DJ Delorie <dj@redhat.com>
8850 * Makefile.in (gcov.1): Protect against texi2pod/pod2man failing.
8854 Tue Jan 16 17:20:43 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
8856 * flow.c (propagate_on_insn): Make trying to delete a prologue
8857 or epilogue insn an ICE, not a warning. Allow doing this if
8858 the current function returns with stack pointer depressed.
8860 * combine.c (try_combine): If i3_subst_into_i2, properly check for
8861 I3 having more than one SET.
8863 2001-01-16 Jim Wilson <wilson@redhat.com>
8865 * invoke.texi: Document IA-64 options.
8867 * config/ia64/ia64.c (ia64_print_operand_address): Delete 'B' support.
8868 (fixup_errata): Delete TARGET_A_STEP use.
8869 * config/ia64/ia64.h (MASK_A_STEP, TARGET_A_STEP): Delete.
8870 (TARGET_SWITCHES): Delete -ma-step option.
8871 * config/ia64/ia64.md (all FP patterns): Delete %B0.
8872 (movqicc_astep, movqi_internal_astep, movhicc_astep,
8873 movhi_internal_astep, movsicc_astep, movsi_internal_astep, movdi+1,
8874 movdi_internal_astep, movsfcc_astep, movsf_internal_astep,
8875 movdfcc_astep, movdf_internal_astep, movtfcc_astep,
8876 movtf_internal_astep, cmovdi_internal_astep, cmovsi_internal_astep):
8878 (movqi_internal, movhi_internal, movsi_internal, movdi_internal,
8879 movsf_internal, movdf_internal, movtf_internal, cmovdi_internal,
8880 cmovsi_internal): Delete ! TARGET_A_STEP check.
8882 2001-01-16 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
8884 * gcc.texi (Bug Lists): Do not mention newsgroups nor the
8885 possibility to report bugs via postal mail. Change a URL and
8886 merge in a nearly duplicate statement...
8887 (Bug Reporting): ...from here.
8888 (Service): Refer to the Bug Reporting section instead of
8890 (Contributing): Remove trivial explanations concerning snapshots.
8892 2001-01-16 Alan Modra <alan@linuxcare.com.au>
8894 * cppmain.c (general_init): Don't use ANSI prototype.
8896 2001-01-16 Tom Tromey <tromey@redhat.com>
8898 * gcc.c (cpp_options): Added `*' to specs for -MF, -MQ, and -MT.
8900 2001-01-16 Richard Henderson <rth@redhat.com>
8902 * config/i386/i386.h: Fix comment typo.
8903 * config/i386/i386.md (shift+compare pattern names): s/cmpno/cmp/
8904 (ashr+compare patterns): Match CCGOCmode not CCNOmode.
8906 2001-01-16 Phil Edwards <pme@sources.redhat.com>
8908 * gcc.c: Revert previous -fsyntax-only-related change; move
8911 2001-01-16 Jakub Jelinek <jakub@redhat.com>
8913 * config/i386/i386.c (fcmov_comparison_operator): Only initialize
8914 inmode after checking GET_CODE (op).
8916 2001-01-16 Richard Henderson <rth@redhat.com>
8918 * flow.c (struct propagate_block_info): Add mem_set_list_len.
8919 (MAX_MEM_SET_LIST_LEN): New.
8920 (propagate_one_insn): Update mem_set_list_len.
8921 (invalidate_mems_from_autoinc): Likewise.
8922 (invalidate_mems_from_set): Likewise.
8923 (mark_used_regs): Likewise.
8924 (init_propagate_block_info): Likewise. Stop collecting memories
8925 when we reach MAX_MEM_SET_LIST_LEN.
8926 (mark_set_1): Likewise.
8928 2001-01-16 Richard Henderson <rth@redhat.com>
8930 * unroll.c (precondition_loop_p): Fail if no iteration
8933 2001-01-16 Phil Edwards <pme@sources.redhat.com>
8935 * gcc.c: When -fsyntax-only is given, do not complain about
8938 2001-01-15 Richard Henderson <rth@redhat.com>
8940 * config/i386/i386.c (asm_output_function_prefix): Remove.
8941 (ix86_asm_file_end): New.
8942 (load_pic_register): Generate pic_label_name into a
8943 staticly allocated buffer.
8944 * config/i386/i386-protos.h: Update.
8945 * config/i386/i386.h (ASM_OUTPUT_FUNCTION_PREFIX): Remove.
8946 (ASM_FILE_END): New.
8947 * config/i386/i386afe.h: New file.
8948 * config.gcc (i?86-*-elf) [tm_file]: Use it.
8949 (i?86-*-{freebsd,linux*,moss*}): Likewise.
8950 * config/elfos.h (ASM_FILE_END): Undef before redefinition.
8951 * config/i386/cygwin.h (ASM_FILE_END): Likewise.
8952 * config/i386/osfrose.h (ASM_FILE_END): Invoke ix86_asm_file_end.
8953 * config/i386/sco5.h (ASM_FILE_END): Likewise.
8954 * config/i386/winnt.c (i386_pe_asm_file_end): Likewise.
8956 2001-01-15 Joseph S. Myers <jsm28@cam.ac.uk>
8958 * Makefile.in (install-man): Remove explicit dependency on
8961 * configure.in, configure: Revert previous patch requiring perl
8964 2001-01-12 Aldy Hernandez <aldyh@redhat.com>
8966 * toplev.c (flag_guess_branch_prob): New.
8967 (f_options): Add guess-branch-probability option.
8968 (rest_of_decl_compilation): Only estimate branch probability if
8970 (main): set flag_guess_branch_prob.
8972 * flags.h (flag_guess_branch_prob): New.
8974 2001-01-15 DJ Delorie <dj@redhat.com>
8976 * gcc.texi (Makefile): Add documentation for Makefile targets.
8978 2001-01-15 Philip Blundell <philb@gnu.org>
8980 * config/arm/arm.c (arm_finalize_pic): New arg "prologue".
8982 * config/arm/arm-protos.h (arm_finalize_pic): Update prototype.
8983 (is_pic): Delete declaration.
8984 * config/arm/arm.h (FINALIZE_PIC): Update call to arm_finalize_pic.
8985 (OUTPUT_INT_ADDR_CONST): Remove special handling of PIC address.
8986 * config/arm/arm.md (builtin_setjmp_receiver): New.
8988 2001-01-15 Richard Earnshaw <rearnsha@arm.com>
8990 * arm.c (use_return_insn): Don't try to determine the function type
8991 until after reload has completed.
8992 (arm_output_epilogue): Don't adjust the sp value recovered from the
8994 (emit_multi_reg_push): Don't record dwarf information for the pc.
8995 * arm.md (eh_epilogue): The function type may have changed, so it
8996 needs to be recalculated.
8997 * arm/netbsd.h (DWARF2_UNWIND_INFO): Delete. Can now use dwarf2
8998 unwind tables on arm/netbsd.
9000 2001-01-15 Richard Earnshaw <rearnsha@arm.com>
9002 * arm.md (cbranchsi4): Correct calculation of branch ranges.
9003 (negated_cbranchsi4): Likewise.
9005 2001-01-15 Richard Earnshaw <rearnsha@arm.com>
9007 * config/arm/semi.h (SUBTARGET_EXTRA_SPECS): Define.
9008 (SUBTARGET_EXTRA_ASM_SPEC): Define to empty string.
9009 (ASM_SPEC): Call subtarget_extra_asm_spec. Don't
9010 pass -mapcs-* options to assembler.
9011 * config/arm/elf.h (SUBTARGET_EXTRA_SPECS): Define.
9012 (SUBTARGET_EXTRA_ASM_SPEC): Define to empty string.
9013 (ASM_SPEC): Call subtarget_extra_asm_spec.
9015 2001-01-15 Andreas Jaeger <aj@suse.de>
9017 * config/i386/i386.c (ix86_init_builtins): Make i size_t to remove
9019 (ix86_expand_builtin): Likewise.
9021 * gencodes.c (output_predicate_decls): Make i size_t to avoid
9022 warning about comparison between signed and unsigned.
9024 2001-01-14 Geoffrey Keating <geoffk@redhat.com>
9026 * expr.c (do_jump): Treat VOIDmode CONST_DOUBLEs like CONST_INTs.
9028 2001-01-14 Ralf Baechle <ralf@gnu.org>
9030 * config/mips/linux.h (SUBTARGET_CPP_SPEC): Default ABI is 32; change
9031 SUBTARGET_CPP_SPEC apropriatly.
9033 2001-01-12 Mark Mitchell <mark@codesourcery.com>
9035 * varasm.c (make_decl_rtl): Fix typo in last change.
9037 2001-01-14 Jeffrey Oldham <oldham@codesourcery.com>
9039 * defaults.h (SUPPORTS_INIT_PRIORITY): New macro to indicate the
9040 linker supports the init_priority C++ attribute.
9041 * tm.texi (SUPPORTS_INIT_PRIORITY): Documentation for new macro.
9042 * config/mips/iris6.h (SUPPORTS_INIT_PRIORITY): Indicate Irix
9043 linker does not support init_priority C++ attribute.
9045 Sun Jan 14 22:31:30 2001 J"orn Rennecke <amylaar@redhat.com>
9047 * Makefile.in (libgcc1-test.o): Depends on stmp-int-hdrs.
9049 2001-01-14 Neil Booth <neil@daikokuya.demon.co.uk>
9051 * c-parse.in (finish_parse): Add comment about cpp_destroy.
9052 * cp/lex.c (finish_parse): Similarly.
9053 * cppinit.c (cpp_cleanup): Rename cpp_destroy for clarity.
9054 Return the number of errors encountered.
9055 * cpplib.h (cpp_cleanup): Rename cpp_destroy, return int.
9056 * cppmain.c (main): Don't call cpp_destroy.
9058 2001-01-14 Joseph S. Myers <jsm28@cam.ac.uk>
9060 * configure.in: Require at least perl 5.6.0 to regenerate
9062 * configure: Regenerate.
9064 2001-01-14 Richard Henderson <rth@redhat.com>
9066 * genrecog.c (DT_veclen_ge): New.
9067 (add_to_sequence) [MATCH_PARALLEL]: Generate one.
9068 (maybe_both_true_2): Simplify DT_veclen vs DT_veclen_ge.
9069 (nodes_identical_1): Handle DT_veclen_ge.
9070 (write_cond, debug_decision_2): Likewise.
9072 2001-01-14 Richard Earnshaw <rearnsha@arm.com>
9074 * arm.md (ldmsi_postinc, ldmsi, stmsi_postinc, smsi): Delete. Replace
9076 (ldmsi_postinc[432], ldmsi[432], stmsi_postinc[432], stmsi[432]): New.
9078 2001-01-14 Neil Booth <neil@daikokuya.demon.co.uk>
9080 * cppmain.c (do_preprocessing): New function; most of the old
9082 (main): Call it to do most of the work.
9083 (cb): Move from global scope to set_callbacks ().
9084 (setup_callbacks): Get the callback pointer.
9085 (general_init, printer_init): Clean up code and comments.
9087 2001-01-14 Richard Earnshaw <rearnsha@arm.com>
9089 * config/arm/semi.h (ASM_SPEC): Pass -k to the assembler when
9092 2001-01-14 Kazu Hirata <kazu@hxi.com>
9094 * config/h8300/h8300.c (get_shift_alg): Update comments.
9096 Sun Jan 14 06:20:49 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
9098 * ggc-page.c (alloc_annon): Call perror and correctly call exit.
9099 (alloc_page, ggc_alloc): Add casts to remove warnings.
9101 2001-01-14 Geoffrey Keating <geoffk@redhat.com>
9103 * combine.c (simplify_comparison): Don't change `code' when
9104 can't reverse comparison.
9106 2001-01-14 Richard Henderson <rth@redhat.com>
9108 * rtlanal.c (computed_jump_p_1): Rename from jmp_uses_reg_or_mem;
9109 update all call sites. Return true for all non-label constants.
9111 Sun Jan 14 10:09:48 MET 2001 Jan hubicka <jh@suse.cz>
9113 * i386.c (ix86_expand_compare): Add bypass_test and second_test
9115 (ix86_expand_branch): Update.
9116 (ix86_expand_setcc): Update to handle multiple test conditions.
9117 (expand_int_movcc): Likewise.
9118 (expand_fp_movcc): Likewise.
9119 * i386-protos.h (ix86_expand_compare): New.
9120 * i386.md (andqi_?_slp, orqi_?_slp): New.
9121 (conditional trap expander): Update call to ix86_expand_compare.
9123 2001-01-14 Richard Henderson <rth@redhat.com>
9125 * config/vax/vax.md: Use nonimmediate_operand instead of
9126 general_operand in destinations.
9128 * config/vax/vax.md (indirect_jump): Use register_operand.
9130 * config/vax/vax.h (RETURN_POPS_ARGS): Max at 255 arguments.
9131 * config/vax/vax.md (call_pop): Turn into an expander.
9132 (call_value_pop): Likewise.
9133 (call, call_value): New.
9135 2001-01-14 Andreas Jaeger <aj@suse.de>
9137 * config/i386/i386.c (ix86_split_fp_branch): Remove unused
9139 (ix86_fp_compare_mode): Add unused attribute.
9140 (ix86_expand_fp_movcc): Remove unused variable.
9141 (ix86_expand_builtin): Make fcode unsigned.
9143 * expr.c (MOVE_BY_PIECES_P): Cast MOVE_RATIO to unsigned.
9144 (expand_expr): Add cast to avoid signed warning.
9145 (store_field): Likewise.
9146 (store_constructor_field): Likewise.
9147 (store_constructor): Likewise.
9148 (store_expr): Likewise.
9149 (clear_storage): Likewise.
9150 (emit_group_store): Likewise.
9151 (emit_group_load): Likewise.
9153 2001-01-13 Joseph S. Myers <jsm28@cam.ac.uk>
9155 * c-common.c: Move format checking code to ...
9156 * c-format.c: ... here. New file. Reorder some functions and
9158 (decl_handle_format_attribute, decl_handle_format_arg_attribute):
9160 * c-common.h (decl_handle_format_attribute,
9161 decl_handle_format_arg_attribute): Declare.
9162 * Makefile.in (C_AND_OBJC_OBJS): Add c-format.o.
9163 (c-common.o): Adjust dependencies.
9164 (c-format.o): New list of dependencies.
9166 2001-01-13 Jakub Jelinek <jakub@redhat.com>
9168 * unroll.c (loop_iterations): If we cannot prove iteration variable
9169 is set once in each iteration, punt.
9171 Sun Jan 14 00:23:15 2001 Denis Chertykov <denisc@overta.ru>
9173 * config/avr/avr.md ("strlenhi"): Remove clobber of input address.
9174 (*strlenhi): Remove clobber (which was buggy) of output address.
9176 2001-01-13 Joseph S. Myers <jsm28@cam.ac.uk>
9178 * Makefile.in (generated-manpages): Add gcc.1
9179 ($(srcdir)/gcc.1): New target.
9180 (maintainer-clean): Delete $(srcdir)/gcc.1.
9181 * gcc.texi: Add macros @gccoptlist and @gol.
9182 * invoke.texi: Include option summary in manpage. Mark up option
9183 summary with @gccoptlist and @gol. Use @r in one place where
9185 * texinfo.tex: Update to version 2000-12-11.07 from ftp.gnu.org.
9186 * gcc.1: Generate from invoke.texi.
9188 2001-01-13 Richard Henderson <rth@redhat.com>
9190 * ggc-page.c (USING_MALLOC_PAGE_GROUPS): New; set if not using mmap.
9191 (struct page_entry): Add group member.
9192 (struct page_group): New.
9193 (struct globals): Add page_groups member.
9194 (alloc_anon): Only define for using mmap; remove valloc call.
9195 (page_group_index): New.
9196 (set_page_group_in_use): New.
9197 (clear_page_group_in_use): New.
9198 (alloc_page): Implement USING_MALLOC_PAGE_GROUPS.
9199 (free_page, release_pages): Likewise.
9200 * configure.in (with-gc): Default to ggc-page always.
9202 2001-01-13 Alexandre Oliva <aoliva@redhat.com>
9204 * reload1.c (replace_pseudos_in_call_usage): Use
9205 reg_equiv_constant and reg_equiv_address, and don't try
9206 regno_reg_rtx first.
9208 2001-01-13 Richard Henderson <rth@redhat.com>
9210 * ggc-page.c (alloc_page): Round up allocation size to one page.
9211 Set e->order on extra pages.
9213 2001-01-13 Richard Henderson <rth@redhat.com>
9215 * genrecog.c (nodes_identical): Expand commentary.
9216 (write_switch): Watch out for identical nodes.
9218 2001-01-13 Neil Booth <neil@daikokuya.demon.co.uk>
9220 * cppfiles.c (_cpp_fake_include): New function.
9221 * cpphash.h (_cpp_fake_include): New.
9222 * cpplib.c (do_line): Call _cpp_fake_include when entering
9223 header files in preprocessed input.
9224 * cppmain.c (cb_pragma_implementation): Remove handling.
9225 (setup_callbacks): Don't register pragmas.
9227 2001-01-13 Neil Booth <neil@daikokuya.demon.co.uk>
9229 * extend.texi: Udate for CPP.
9231 2001-01-13 Andreas Jaeger <aj@suse.de>
9233 * reload1.c: Add prototype for replace_pseudos_in_call_usage.
9235 * regmove.c: Add prototype for replace_in_call_usage.
9237 2001-01-13 Neil Booth <neil@daikokuya.demon.co.uk>
9239 * cpplib.h (cpp_pool, mi_state, mi_ind, struct cpp_macro,
9240 struct cpp_chunk, struct htab, struct toklist,
9241 struct cpp_context, CPP_STACK_MAX, struct lexer_state,
9242 struct spec_nodes, struct cpp_reader, CPP_OPTION, CPP_BUFFER,
9243 CPP_BUF_LINE, CPP_BUF_COL, CPP_BUF_COLUMN, U, ustrcmp, ustrncmp,
9244 ustrlen, uxstrdup, ustrchr, ufputs): Move to cpphash.h.
9245 (struct macro_args): Delete.
9246 * cpphash.h: See above.
9248 2001-01-13 Neil Booth <neil@daikokuya.demon.co.uk>
9250 * cppmain.c (struct printer): Remove no_line_dirs.
9252 (main, setup_callbacks, scan_buffer, printer_init, cb_define)
9253 : Use options rather than CPP_OPTION.
9254 (setup_callbacks): Use cb rather than pfile->cb.
9255 (main): No need to check for a buffer. Use cpp_errors.
9256 (printer_init): Don't set no_line_dirs.
9257 (maybe_print_line): Use options not no_line_dirs.
9258 (cb_file_change): Don't call print_line if -P.
9260 2001-01-13 Neil Booth <neil@daikokuya.demon.co.uk>
9262 * c-lex.c (init_c_lex): Use cpp_get_callbacks to set
9264 * c-parse.in (finish_parse): Use cpp_errors.
9265 (__yylex): Use return value of cpp_pop_buffer.
9266 * cp/lex.c (finish_parse): Use cpp_errors.
9267 * cp/spew.c (read_token): Use return value of cpp_pop_buffer.
9269 Sat Jan 13 16:57:40 2001 Denis Chertykov <denisc@overta.ru>
9271 * README.AVR: URLs corrected.
9273 Sat Jan 13 07:30:02 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
9275 * c-decl.c (start_function): Don't warn if old prototype is builtin
9276 that's not in C's namespace.
9277 * libgcc2.c (_varargs): Update definition of __builtin_saveregs.
9278 (_bb): Add prototype for ctime.
9279 * config/alpha/osf.h (TRANSFER_FROM_TRAMPOLINE): Add missing protos.
9281 Sat Jan 13 09:53:32 MET 2001 Jan Hubicka <jh@suse.cz>
9283 * i386.c (ix86_fp_comparison_arithmetics_cost,
9284 ix86_fp_comparison_fcomi_cost, ix86_fp_comparison_sahf_cost,
9285 ix86_fp_comparison_cost): New functions.
9286 (ix86_expand_fp_compare): Use the costs to choose best bethod; add
9287 two new parameters SECOND_TEST and BYPASS_TEST; allow generating
9288 two-branch sequences; make static.
9289 (ix86_use_fcomi_compare): Do decision according to the costs.
9290 (split_fp_branch): New.
9291 * i386.md (compare-and-branch patterns): Use split_fp_branch.
9292 * i386-protos.h (ix86_expand_fp_compare): Remove
9293 (ix86_split_fp_branch): Declare.
9295 * i386.h (PREDICATE_CODES): Update codes from fcmov_comparison_operand
9296 and ix86_comparison_operator.
9298 * i386.c (ix86_prepare_fp_compare_args): Try to rearange the comparison
9301 * i386.c (put_condition_code): Output properly the unordered/ordered
9302 compares in fp case.
9303 (ix86_expand_fp_movcc): Use ix86_expand_compare infrastructure.
9305 * tm.texi (REVERSE_CONDITION): Document.
9306 * i386.c (ix86_fp_compare_mode): Simplify; return always CCFPmode
9307 in -ffast-math mode.
9308 * i386.h (REVERSE_CONDITION, REVERSIBLE_CC_MODE): New macro.
9310 2001-01-13 Alexandre Oliva <aoliva@redhat.com>
9312 * config/sh/sh.c (sh_expand_epilogue): Use PR explicitly.
9314 * config/sh/sh.c (sh_expand_prologue): Let the second toggle_sz be
9317 * config/sh/sh.c (mova_p): Fix test for mova_const.
9319 2001-01-13 Neil Booth <neil@daikokuya.demon.co.uk>
9321 * fix-header.c (read_scan_file): Use cpp_get_callbacks and
9322 cpp_get_options rather than dereferencing pfile and using
9324 * scan-decls.c (scan_decls): Use return value of
9325 cpp_pop_buffer rather than CPP_BUFFER.
9327 2001-01-13 Neil Booth <neil@daikokuya.demon.co.uk>
9329 * cppinit.c (cpp_handle_option): help_only is now part of the
9330 cpp_options structure.
9331 * cpplib.c (cpp_errors, cpp_get_options, cpp_get_callbacks,
9332 cpp_set_callbacks): New functions.
9333 * cpplib.h (cpp_callbacks): Break out as a named structure.
9334 (cpp_options): Move help_only here from cpp_reader.
9335 (CPP_FATAL_ERRORS): Update to use cpp_errors.
9336 (cpp_errors, cpp_get_options, cpp_get_callbacks,
9337 cpp_set_callbacks): New prototypes.
9338 * cppmain.c (main): Update for help_only.
9340 2001-01-13 Joseph S. Myers <jsm28@cam.ac.uk>
9342 * Makefile.in (info, maintainer-clean, install-info, uninstall):
9343 Also build and remove and install and uninstall c-tree.info and
9345 ($(srcdir)/gcc.info): Add dependency on contrib.texi.
9346 ($(srcdir)/cppinternals.info): New target.
9347 * c-tree.texi: Change file name used when makeinfo used without -o
9348 from ir.info to c-tree.info. Add info directory entry.
9349 * cppinternals.texi: Add info directory entry.
9350 * .cvsignore: Update.
9352 2001-01-12 Jakub Jelinek <jakub@redhat.com>
9354 * c-typeck.c (store_init_value): Don't require constant initializer
9355 elements with -pedantic -std=c99.
9356 (digest_init): Change error about non-constant initializer elements
9358 (constructor_range_end): Remove.
9359 (constructor_incremental, designator_depth,
9360 designator_errorneous): New variables.
9361 (struct constructor_stack): Remove range_end, add incremental.
9362 (struct constructor_range_stack, constructor_range_stack): New.
9363 (struct initializer_stack): Add constructor_range_stack.
9364 (finish_init): Set it.
9365 (start_init): Likewise. require_constant_elements for non-static
9366 trees only if not flag_isoc99.
9367 (really_start_incremental_init): Remove constructor_range_end, add
9368 constructor_incremental.
9369 (pop_init_level): Likewise.
9370 (push_init_level): Likewise. If implicit and the subobject had some
9371 value set already, preinitialize the level with it.
9372 Warn about missing braces only if not pushing due to designators.
9373 (set_designator, push_range_stack): New functions.
9374 (set_init_label): Use them.
9375 (set_init_index): Likewise. Remove constructor_range_end.
9376 Error if designator index is outside of array bounds.
9377 (add_pending_init): Compare values of purpose index trees, not the
9378 trees themselves. Allow overwriting of already initialized element.
9379 Issue a warning if it had side-effects.
9380 (set_nonincremental_init, set_nonincremental_init_from_string): New
9382 (pending_init_member): Rename to...
9383 (find_init_member): ...this function. Call set_nonincremental_init
9384 if necessary. Compare values of purpose index trees, not the trees
9385 themselves. Return the actual value, not just non-zero if something
9387 (output_init_element): Remove checks for duplicates.
9388 If field has zero size, only check the initializer for correctness.
9389 Call set_nonincremental_init if necessary. Push RECORD/ARRAY into AVL
9390 if constructor_incremental is zero. Change error about initializers
9391 not computable at load time into pedwarn.
9392 (output_pending_init_elements): Compare bit positions, not
9393 FIELD_DECLs to take into account zero-sized fields.
9394 (process_init_element): Use constructor_range_stack to fill all
9395 ranges in the designator lists from current level up.
9396 * extend.texi: Update documentation for labeled elements.
9398 2001-01-12 Alexandre Oliva <aoliva@redhat.com>
9400 * calls.c (emit_library_call_value_1): Add USEs and CLOBBERs
9401 to function usage for arguments passed by reference. Optimize
9402 callee-copied arguments.
9403 * regmove.c (replace_in_call_usage): New function.
9404 (fixup_match_1): Call it.
9405 * cse.c (cse_insn): Canonicalize registers in function usage.
9406 * reload1.c (replace_pseudos_in_call_usage): New function.
9409 * Makefile.in: Reverted yesterday's wrong patch. Installed the
9412 2001-01-12 Jakub Jelinek <jakub@redhat.com>
9414 * config/alpha/alpha.c (alpha_expand_block_move): GET_MODE of tmp,
9417 2001-01-12 DJ Delorie <dj@redhat.com>
9419 * Makefile.in (bootstrap): rename stages to be mnemonic. Add
9420 restageN, unstageN, bubblestrap, quickstrap, and cleanstrap
9423 2001-01-12 Joseph S. Myers <jsm28@cam.ac.uk>
9425 * cpp.texi, extend.texi, gcc.texi, install.texi, invoke.texi,
9426 tm.texi: Consistently refer to ISO C instead of ANSI C. Refer to
9427 -std options alongside references to -ansi. Update some
9428 documentation for C99.
9429 * cpp.1: Regenerate.
9431 2001-01-12 Andreas Jaeger <aj@suse.de>
9433 * haifa-sched.c (restore_line_notes): Remove argument block B
9435 * sched-ebb.c (schedule_ebb): Change caller.
9436 * sched-rgn.c (schedule_region): Likewise.
9437 * sched-int.h (restore_line_notes): Adjust prototype.
9439 * loop.h: Remove wrong declaration of doloop_condition_get.
9441 2001-01-12 Phil Edwards <pme@sources.redhat.com>
9443 * extend.texi: Move C++-extension-related node from the C section
9444 into the C++ section.
9446 2001-01-12 Joseph S. Myers <jsm28@cam.ac.uk>
9448 * extend.texi: Refer to an array of pointers to functions instead
9449 of one of functions.
9451 Fri Jan 12 12:08:12 MET 2001 Andreas Jaeger <aj@suse.de>
9452 Jan Hubicka <jh@suse.cz>
9454 * combine.c (reversed_comparison): Fix typo in last patch.
9456 (combine_reversed_comparison_code): Make static to follow
9457 prototype declaration.
9459 2001-01-12 Phil Edwards <pme@sources.redhat.com>
9461 * install.texi: Remove misplaced duplicate entry.
9463 2001-01-11 Ulrich Drepper <drepper@redhat.com>
9465 * config/float-i386.h: Define FLT_EVAL_METHOD and DECIMAL_DIG for C99.
9467 Thu Jan 11 17:06:30 EST 2001 John Wehle (john@feith.com)
9469 * final.c: (leaf_function_p): Fix typo.
9471 2001-01-11 Zack Weinberg <zack@wolery.stanford.edu>
9473 * aclocal.m4 (AC_FUNC_MMAP_ANYWHERE): Completely rewritten.
9474 Now defines HAVE_MMAP_DEV_ZERO and/or HAVE_MMAP_ANON depending
9476 (AC_FUNC_MMAP_FILE): Don't AC_REQUIRE AC_FUNC_MMAP_ANYWHERE.
9477 * configure.in: Set GGC to ggc-page if any of mmap_dev_zero,
9478 mmap_anon, and valloc is available.
9479 * ggc-page.c: Restructure ifdef logic to match new autoconf
9480 spec. Don't throw away the test page in init_ggc.
9482 * configure, config.in: Regenerate.
9484 2001-01-12 Michael Hayes <mhayes@redhat.com>
9486 * loop.h (total_biv_increment): Constify iv_class pointer.
9487 (struct induction): Replace `mem_mode' with `mem' rtx.
9488 * unroll.c (total_biv_increment): Constify iv_class pointer.
9489 * loop.c (loop_giv_reduce_benefit): Derive mem mode from mem rtx.
9490 (find_mem_givs, combine_givs_p): Likewise.
9491 (debug_ivs, debug_iv_class, loop_ivs_dump, loop_iv_class_dump): New.
9493 2001-01-10 Thomas Pfaff <tpfaff@gmx.net>
9495 * gthr-win32.h (__gthread_objc_thread_get_data): Save and restore Win32
9497 (__gthread_getspecific): Ditto.
9499 Fri Jan 12 00:04:00 MET 2001 Jan Hubicka <jh@suse.cz>
9501 * i386.c (ix86_comparison_operator, fcmov_comparison_operator,
9502 put_condition_code): Convert fp comparison codes to integer
9504 (ix86_expand_fp_compare): Postnote the fp comparison code converison
9507 * i386.c (unsigned_comparison, no_comparison_operator): Kill.
9508 * i386-protos.h (no_comparison_operator): Kill.
9510 * i386.c (ix86_expand_fp_compare): Fix ordered/unordered confussion.
9512 * combine.c (REVERSIBLE_CC_MODE): Remove.
9513 (reversible_comparison_p): Remove.
9514 (combine_reversed_comparison_code): New.
9515 (reversed_comparison): New.
9516 (combine_simplify_rtx): Use
9517 combine_reversed_comparison_code/reversed_comparison instead
9518 of reversible_comparison_p.
9519 (simplify_if_then_else): Likewise.
9520 (simplify_set): Likewise.
9521 (simplify_logical): Likewise.
9522 (if_then_else_cond): Likewise.
9523 (known_cond): Likewise.
9524 (simplify_comparison): Likewise.
9526 2001-01-11 Alan Lehotsky <lehotsky@tiac.net>
9528 * builtins.c (std_expand_builtin_va_start): Handle varargs when
9529 sizeof (int) is larger than sizeof(__word__).
9531 2001-01-11 Neil Booth <neil@daikokuya.demon.co.uk>
9533 * cppinit.c (do_includes): Fix typo.
9535 2001-01-11 Stephane Carrez <Stephane.Carrez@worldnet.fr>
9537 * config/m68hc11/m68hc11.md (cmphi_1): Make sure reloading
9538 in S_REGS does not occur because not all sources are possible
9539 when a S_REGS is a destination (sometimes needs a clobber).
9540 (movqi_const0, zero_extendhisi2, zero_extendqisi2): Likewise.
9541 (zero_extendhidi2, extendqisi2, extendqihi2, extendhisi2): Likewise.
9542 (anddi3, iordi3, xordi3, negqi2, one_cmplhi2, one_cmplqi2: Likewise.
9543 (ashldi3_const32, ashldi3_const1, ashlsi3_const16): Likewise.
9544 (ashlsi3_const1, ashlhi3_2, ashlqi3_const1, ashrhi3): Likewise.
9545 (ashrqi3_const1, lshrdi3_const32, lshrdi3_const63): Likewise.
9546 (lshrdi_const1, lshrsi3_const16): Likewise.
9547 (*addhi3, lshrsi3_const1, lshrqi3_const1): Likewise.
9548 (*movhi_68hc12, *movqi_68hc12): Likewise.
9549 (movstrictqi): Make sure reloading in D_REGS as a destination
9552 2001-01-11 Neil Booth <neil@daikokuya.demon.co.uk>
9554 * cppspec.c (DEFAULT_WORD_SWITCH_TAKES_ARG): Add -MQ.
9556 2001-01-11 Neil Booth <neil@daikokuya.demon.co.uk>
9558 * cppinit.c (cpp_start_read): If -fpreprocessed, ignore
9559 -D, -U and -A, and don't initialize the builtins.
9560 (do_includes): Error if -include or -imacros with -fpreprocessed.
9561 * cppmain.c (cb_define, cb_undef): Unconditionally process
9563 * tradcpp.c (main): Fix typo.
9565 2000-01-11 Mark Elbrecht <snowball3@bigfoot.com>
9567 * cppfiles.c (cpp_included, find_include_file, _cpp_execute_include)
9568 (read_name_map): Use IS_ABSOLUTE_PATH.
9569 * tradcpp.c (get_filename): Likewise.
9571 2001-01-11 Stephane Carrez <Stephane.Carrez@worldnet.fr>
9573 * config/m68hc11/m68hc11.md (*adcq, *subcq): Fix operand numbers.
9574 (*ashlsi3_const16_zexthi, *ashlsi3_const1): Likewise.
9575 (*lshrsi3_const, *lshrsi3_const1, *lshrsi3_const16): Likewise.
9576 (*ashrsi3, *ashrsi3_const, *ashlsi3, *ashlsi3_const): Likewise.
9577 (*ashlsi3_const1, *lshrsi3, *ashlsi3_const16): Likewise.
9578 (cmphi_z_used): Don't use '@' for the output.
9579 (tstqi_z_used): Likewise.
9580 (cmpqi_z_used): Likewise.
9581 (one_cmplsi2): Likewise.
9583 2001-01-11 Alexandre Oliva <aoliva@redhat.com>
9585 * config/sh/sh.c (barrier_align): Recognize branch around far
9586 branch and redundant insn.
9588 2001-01-11 Neil Booth <neil@daikokuya.demon.co.uk>
9590 * invoke.texi: Restore documentation of the drivers' switches -MD
9593 2001-01-11 Alexandre Oliva <aoliva@redhat.com>
9595 * config/sh/sh.h (LABEL_ALIGN): Use UNSPECV_ALIGN instead of 1.
9597 * Makefile.in (check-gcc//%, check-g++//%, check-g77//%,
9598 check-objc//%): Support parallel testing of multilibs.
9599 (TESTSUITEDIR): Set to testsuite by default, but override for
9601 (check-gcc, check-g++, check-g77, check-objc): Enter
9604 2001-01-11 Bernd Schmidt <bernds@redhat.com>
9606 * alias.c (throughout): Use REGNO, rather than ORIGINAL_REGNO.
9607 * sched-deps.c (deps_may_trap_p): Likewise.
9608 * basic-block.h: Remove a comment.
9609 * flow.c (PROP_POSTRELOAD): Remove.
9610 (update_life_info): Don't add it to prop_flags.
9611 (mark_set_1): Lose the code that was enabled by it.
9613 2001-01-11 Michael Hayes <mhayes@redhat.com>
9615 * flow.c (flow_call_edges_add): New.
9616 * basic_block.h (flow_call_edges_add): New.
9618 2001-01-11 J"orn Rennecke <amylaar@redhat.com>
9620 * reload1.c (move2add_note_store): Update reg_set_luid even if
9621 base reg remains the same.
9623 2001-01-10 Nick Clifton <nickc@redhat.com>
9625 * config/d30v/d30v.c (d30v_init_machine_status): Initialise
9626 machine_function structure to zero.
9627 Add prototypes for machine_status functions.
9629 2001-01-10 Mark Mitchell <mark@codesourcery.com>
9631 * c-common.h (CTI_VOID_LIST): Remove.
9632 (void_list_node): Likewise.
9633 * tree.h (TI_VOID_LIST_NODE): New enumeral.
9634 (void_list_node): New macro.
9635 * config/arm/arm.c (arm_init_builtins): Use void_list_node.
9636 * config/i386/i386.c (ix86_init_builtins): Likewise.
9637 * config/ia64a/ia64.c (ia64_init_builtins): Likewise.
9639 2001-01-10 Neil Booth <neil@daikokuya.demon.co.uk>
9641 * Makefile.in (tradcpp0): Depend on mkdeps.h. Link mkdeps.o
9642 * cppinit.c (cpp_start_read): Update comment, remove unneeded
9644 * tradcpp.c: Include mkdeps.h.
9645 (deps, print_deps_phony_targets, deps_append, output_deps,
9646 init_dependency_output, output_deps): New.
9647 (deps_buffer, deps_allocated_size, deps_size, deps_column,
9648 deps_output): Delete.
9649 (print_deps_missing_files): Rename deps_missing_files.
9650 (inhibit_output): Make global.
9651 (main): Delete inhibit_output, deps_stream, deps_target.
9652 Use mkdeps functionality in the same way as cpplib. Remove
9653 -g3 handling. Handle -MF, -MP, -MQ, -MT. Update handling of
9654 -M and -MM. Remove old handling of deps via deps_out, and
9655 old reading of environment variables.
9656 (get_filename): Update to use deps_add_dep.
9658 2001-01-10 Mark Mitchell <mark@codesourcery.com>
9660 * output.h (make_function_rtl): Remove prototype.
9661 (make_decl_rtl): Likewise.
9662 * varasm.c (make_function_rtl): Remove.
9663 (make_decl_rtl): Determine top-levelness from DECL_CONTEXT, rather
9664 than from a third parameter.
9665 * tree.h (make_decl_rtl): Remove last parameter.
9666 * c-decl.c (builtin_function): Remove last argument in call to
9667 make_decl_rtl; use make_function_rtl instead of make_decl_rtl.
9668 (start_function): Likewise.
9669 * except.c (call_get_eh_context): Likewise.
9670 * expr.c (emit_block_move): Likewise.
9671 (clear_storage): Likewise.
9672 * profile.c (output_func_start_profiler): Likewise.
9673 * toplev.c (rest_of_decl_compilation): Likewise.
9674 * objc/objc-act.c (create_builtin_decl): Likewise.
9675 (synth_module_prologue): Likewise.
9676 (generate_static_reference): Likewise.
9677 (build_selector_reference_decl): Likewise.
9678 (build_class_reference_decl): Likewise.
9679 (build_objc_string_decl): Likewise.
9680 (build_protocol_reference): Likewise.
9682 2001-01-10 Richard Henderson <rth@redhat.com>
9684 * hwint.h: Revert yesterday's change.
9686 2001-01-10 Nick Clifton <nickc@redhat.com>
9688 * function.h (save_machine_status): Delete.
9689 (restore_machine_status): Delete.
9690 Amend comment describing {init|mark|free}_machine_status.
9692 * function.c (save_machine_status): Delete.
9693 (restore_machine_status): Delete.
9694 Amend comment describing {init|mark|free}_machine_status.
9695 (push_function_context_to): Remove invocation of
9696 save_machine_status.
9697 (pop_function_context_from): Remove invocation of
9698 restore_machine_status.
9700 * emit-rtl.c (init_emit_once): Amend comment describing
9701 {init|mark|free}_machine_status.
9703 * tm.texi (Per-Function Data): New node. Describe the
9704 INIT_EXPANDERS macro and the {init|mark|free}_machine_status
9707 2001-01-10 Neil Booth <neil@daikokuya.demon.co.uk>
9709 * cppinit.c (OPT_g): Remove.
9710 (cpp_handle_option): Update for removed -g3.
9711 (print_help): Update.
9712 * cpplib.h (struct cpp_options): Remove debug_output.
9713 * cppmain.c (setup_callbacks, cb_define): Update.
9714 * gcc.c (cpp_options): Translate -g3 to -dD.
9716 2001-01-10 Aldy Hernandez <aldyh@redhat.com>
9718 * config/i960/i960.md: Change modifier to + on the zero_extract
9719 pattern after the (rotate -2 reg) canonicalization pattern.
9721 2001-01-10 Richard Henderson <rth@redhat.com>
9723 * config/alpha/alpha.c (alpha_free_machine_status): New.
9724 (override_options): Install it.
9725 (alpha_mark_machine_status): Verify machine non-null.
9726 * config/i386/i386.c (ix86_free_machine_status): New.
9727 (override_options): Install it.
9728 (ix86_init_machine_status): Use xcalloc.
9729 (ix86_mark_machine_status): Verify machine non-null.
9730 * config/ia64/ia64.c (ia64_free_machine_status): New.
9731 (ia64_override_options): Install it.
9732 (ia64_mark_machine_status): Verify machine non-null.
9734 Wed Jan 10 11:34:39 2001 Jeffrey A Law (law@cygnus.com)
9736 * function.c (instantiate_virtual_regs): Instantiate virtual
9737 registers found in CALL_INSN_FUNCTION_USAGE.
9739 2001-01-10 Joseph S. Myers <jsm28@cam.ac.uk>
9741 * i386.h (CPP_CPU_SPEC): Allow for -std=c* and -std=i* as
9742 equivalent to -ansi in disabling -Di386.
9744 Wed Jan 10 16:38:31 MET 2001 Jan Hubicka <jh@suse.cz>
9746 * i386.c (ix86_fp_compare_code_to_integer, ix86_fp_comparison_codes):
9748 (ix86_expand_fp_compare): Make trivial use of new infrastructure.
9750 2001-01-10 Richard Earnshaw <rearnsha@arm.com>
9752 * arm.c (arm_init_builtins): Temporarily disable xscale builtins.
9754 2001-01-10 Joseph S. Myers <jsm28@cam.ac.uk>
9756 * invoke.texi: Document that -fcond-mismatch isn't supported for
9759 2001-01-10 Joseph S. Myers <jsm28@cam.ac.uk>
9761 * gcc.texi: Define macro gcctabopt.
9762 * invoke.texi: Add manpage sections BUGS and AUTHOR. Use
9763 @command, @env and @option in some places where appropriate. Use
9764 @gcctabopt where appropriate. Put URLs and email addresses inside
9767 2001-01-10 Nathan Sidwell <nathan@codesourcery.com>
9769 * gcc.c (cpp_options): Set MD file name from output
9770 filename, if specified.
9771 (suffix_subst): New static variable.
9772 (do_spec): Clear it.
9773 (do_spec_1, case '.'): Handle new `%.suffix' spec.
9775 (give_switch): Handle suffix_subst.
9777 2001-01-10 Phil Edwards <pme@sources.redhat.com>
9779 * invoke.texi: Fix another typo.
9781 2001-01-10 Phil Edwards <pme@sources.redhat.com>
9783 * invoke.texi: Fix typo.
9785 2001-01-10 Neil Booth <neil@daikokuya.demon.co.uk>
9787 * c-lang.c (lang_hooks): Update.
9788 (lang_decode_option): Remove.
9789 (lang_init_options): Rename c_init_options.
9790 * toplev.c (main): Use lang_hooks for lang_init_options
9791 and lang_decode_option.
9792 * toplev.h (lang_hooks): Add 2 new hooks.
9793 * tree.h: Remove lang_init_options and lang_decode_option.
9794 * cp/cp-tree.h (lang_decode_option): Rename cxx_decode_option.
9795 * cp/decl2.c: Similarly.
9796 * cp/lex.c (lang_init_options): Rename cxx_init_options.
9797 (lang_hooks): Update.
9798 * f/com.c (f_init, f_finish): Rename ffe_init, ffe_finish
9800 (lang_init_options): Rename ffe_init_options.
9801 (lang_hooks): Update.
9802 (lang_decode_option): Remove.
9803 * java/lang.c (lang_init_options): Rename java_init_options.
9804 (lang_decode_option): Rename java_decode_option.
9805 (lang_hooks): Update.
9806 * objc/objc-act.c (lang_init_options): Rename objc_init_options.
9807 (lang_decode_option): Rename objc_decode_option.
9808 (lang_hooks): Update.
9810 2001-01-09 Nick Clifton <nickc@redhat.com>
9812 * config/d30v/d30v.c (d30v_eh_epilogue_sp_ofs): Delete.
9813 (d30v_return_addr_rtx): Delete.
9814 (d30v_expand_epilogue): Use eh_epilogue_sp_ofs field in the
9815 cfun->machine structure.
9816 (struct machine_function): Move to d30v.h
9817 (d30v_save_machine_status): Delete.
9818 (d30v_restore_machine_status): Delete.
9819 (d30v_init_machine_status): New Function.
9820 (d30v_mark_machine_status): New Function.
9821 (d30v_free_machine_status): New Function.
9822 (d30v_init_expanders): Use new functions.
9823 (d30v_return_addr): Use ra_rtx field in cfun->machine.
9824 (d30v_add_gc_roots): Remove d30v_eh_epilogue_sp_ofs and
9825 d30v_return_addr_rtx.
9827 * config/d30v/d30v.h (struct_machine): Move here.
9828 Add eh_epilogue_sp_ofs field.
9830 *config/d30v/d30v.md (epilogue): Initialise eh_epilogue_sp_ofs
9831 field in cfun->machine structure.
9833 Tue Jan 9 21:34:57 2001 John David Anglin <dave@hiauly1.hia.nrc.ca>
9835 * pa32-regs.h (CONDITIONAL_REGISTER_USAGE): When generating pic code,
9836 PIC_OFFSET_TABLE_REGNUM_SAVED is a call_used register.
9837 * pa64-regs.h (CONDITIONAL_REGISTER_USAGE): Likewise.
9839 Tue Jan 9 21:25:19 2001 Jeffrey A Law (law@cygnus.com)
9841 * objc/lang-options.h: Remove bogus reference to
9844 2001-01-09 Kazu Hirata <kazu@hxi.com>
9846 * config/h8300/h8300.c (get_shift_alg): Use a struct shift_info to
9849 2001-01-09 Alan Lehotsky <lehotsky@tiac.net>
9851 * reload.c (find_reloads_address): Check for eliminable registers
9852 when substituting a constant expression for a pseudo.
9854 2001-01-09 Joseph S. Myers <jsm28@cam.ac.uk>
9856 * c-common.c (enum format_type): Add format_type_error.
9857 (decode_format_type): New function.
9858 (decl_attributes): Use it.
9859 (format_kind_info): Adjust comment.
9861 2001-01-09 David O'Brien <obrien@BSDi.com>
9863 * config.gcc (*-*-gnu*, i[34567]86-*-elf*, i[34567]86-*-linux*libc1,
9864 i[34567]86-*-linux*, i[34567]86-*-moss*): Specify needed platform specific
9866 * config/i386/gnu.h: Don't include required platform specific .h files,
9867 tm.h will do it instead.
9868 * config/i386/i386elf.h: Likewise.
9869 * config/i386/linux.h: Likewise.
9870 * config/i386/moss.h: Likewise.
9871 * config/mips/gnu.h: Likewise.
9873 2001-01-09 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
9875 * config.gcc (powerpc-*-beos*): Include ${tm_file} and rs6000/aix.h.
9876 (rs6000-ibm-aix3.[01]*): Likewise.
9877 (rs6000-ibm-aix3.2.[456789]*, powerpc-ibm-aix3.2.[456789]*): Likewise.
9878 (rs6000-ibm-aix4.[12]*, powerpc-ibm-aix4.[12]*): Likewise.
9879 (rs6000-ibm-aix4.[3456789]*, powerpc-ibm-aix4.[3456789]*): Likewise.
9880 (rs6000-ibm-aix[56789].*, powerpc-ibm-aix[56789].*): Likewise.
9881 (powerpc-*-sysv*): Include {tm_file}. svr4.h and rs6000/sysv4.h.
9882 (powerpc-*-eabiaix*): Likewise.
9883 (powerpc-*-eabisim*): Likewise.
9884 (powerpc-*-elf*): Likewise.
9885 (powerpc-*-eabi*): Likewise.
9886 (powerpc-*-rtems*): Likewise.
9887 (powerpc-*-linux*libc1): Likewise.
9888 (powerpc-*-linux*): Likewise.
9889 (powerpc-wrs-vxworks*): Likewise.
9890 (powerpcle-wrs-vxworks*): Likewise.
9891 (powerpcle-*-sysv*): Likewise.
9892 (powerpcle-*-elf*): Likewise.
9893 (powerpcle-*-eabisim*): Likewise.
9894 (powerpcle-*-eabi*): Likewise.
9895 (powerpcle-*-solaris2*): Likewise.
9896 * config/rs6000/aix31.h: Delete includes.
9897 * config/rs6000/aix3newas.h: Likewise.
9898 * config/rs6000/aix41.h: Likewise.
9899 * config/rs6000/aix43.h: Likewise.
9900 * config/rs6000/beos.h: Likewise.
9901 * config/rs6000/rtems.h: Likewise.
9902 * config/rs6000/sysv4.h: Likewise.
9904 2001-01-09 Kazu Hirata <kazu@hxi.com>
9906 * config/h8300/h8300.c (get_shift_alg): Remove an argument cpu.
9907 Change an argument mode of machine_mode to shift_mode of
9908 shift_mode. Remove an extra error check.
9909 (emit_a_shift): Adopt to the new calling prototype of
9911 (function_prologue): Fix code for a monitor
9912 function. Support H8/S.
9913 (function_epilogue): Do not output pop for a monitor function.
9915 2001-01-09 Nick Clifton <nickc@redhat.com>
9917 * config/rs6000/rs6000.c (rs6000_sysv_varargs_p): Delete.
9918 (setup_incoming_varargs): Use sysv_varargs_p field of the
9919 cfun->machine structure.
9920 (struct machine_function): Move to rs6000.h
9921 (rs6000_save_machine_status): Delete.
9922 (rs6000_restore_machine_status): Delete.
9923 (rs6000_init_machine_status): New Function.
9924 (rs6000_free_machine_status): New Function.
9925 (rs6000_init_expanders): Use new functions.
9927 * config/rs6000/rs6000.h (rs6000_sysv_varargs_p): Delete
9929 (struct machine_function): Move here.
9931 * config/rs6000/sysv4.h (RS6000_VARARGS_AREA): Use
9932 sysv_varargs_p field of the cfun->machine structure.
9934 * config/rs6000/rs6000-protos.h (rs6000_save_machine_status):
9936 (rs6000_restore_machine_status): Remove prototype.
9938 2001-01-09 Richard Henderson <rth@redhat.com>
9940 * sched-int.h (struct deps): Add max_reg, reg_last_in_use; merge
9941 reg_last_uses, reg_last_sets, reg_last_clobbers into struct deps_reg.
9942 * sched-deps.c (sched_analyze_1): Update uses of struct deps.
9943 (sched_analyze_2, sched_analyze_insn): Likewise.
9944 (sched_analyze, init_deps): Likewise.
9945 (free_deps): Likewise. Iterate with EXECUTE_IF_SET_IN_REG_SET.
9946 * sched-rgn.c (propagate_deps): Likewise. Remove max_reg argument.
9947 (compute_block_backward_dependences): Update propagate_deps call.
9949 2001-01-09 Mark Elbrecht <snowball3@bigfoot.com>
9951 * gcc.c (process_command): Set switches[n_switches].ordering to 0.
9953 2001-01-09 Neil Booth <neil@daikokuya.demon.co.uk>
9955 * cppinit.c (OPT_MD, OPT_MMD): Restore.
9956 (cpp_handle_option): Handle them.
9957 (cpp_post_options): Ensure one of -M or -MM is specified with
9958 any other -M? option.
9959 (init_dependency_output): Suppress output with -MG.
9961 2001-01-09 Neil Booth <neil@daikokuya.demon.co.uk>
9964 * invoke.texi: Update.
9966 2001-01-09 Bernd Schmidt <bernds@redhat.com>
9968 * sh.md (reload_outsf): Generate recognizable patterns for
9971 2001-01-09 Neil Booth <neil@daikokuya.demon.co.uk>
9973 * c-lang.c (lang_hooks): Update.
9974 (lang_init): Rename c_init.
9975 (lang_finish): Remove.
9976 * toplev.c (compile_file): Use lang_hooks for lang_init ()
9978 * toplev.h (lang_hooks): Add init () and finish ().
9979 * tree.h (lang_init, lang_finish): Remove.
9980 * cp/tree.h (lang_init, lang_finish): Remove.
9981 * cp/decl2.c (cxx_post_options, lang_hooks): Move to cp/lex.c.
9982 * cp/lex.c (cxx_init, cxx_finish, cxx_post_options,
9984 (lang_init, lang_finish): Remove.
9985 * f/com.c (lang_init, lang_finish): Rename f_init, f_finish.
9986 (lang_hooks): Update.
9987 * java/lang.c (lang_init): Rename java_init.
9988 (lang_finish): Remove.
9989 (lang_hooks): Update.
9990 * objc/objc-act.c (lang_init): Rename objc_init.
9991 (lang_finish): Remove.
9992 (lang_hoooks): Update.
9994 20001-01-09 Graham Stott <grahams@redhat.com>
9996 * cppfiles.c (_cpp_execute_include): Move `len` initialisation
9997 after `ptr` is initialised.
9999 2001-01-09 Alexandre Oliva <aoliva@redhat.com>
10001 * config/sh/sh.h (STATIC_CHAIN_REGNUM): Change from r13 to r3.
10002 (INITIALIZE_TRAMPOLINE): Adjust accordingly.
10003 * config/sh/sh.c (sh_expand_prologue): Use r1 as temporary for
10004 stack adjusts, instead of r3.
10006 2001-01-09 Michael Hayes <mhayes@redhat.com>
10008 * flow.c (flow_loop_scan): Break out of ...
10009 (flow_loops_find) ... here.
10010 * basic-block.h (flow_loop_scan): New.
10011 (LOOP_ENTRY_EDGES, LOOP_EXIT_EDGES): Add.
10012 (LOOP_EDGES, LOOP_EXITS_DOMS, LOOP_ALL): Redefine.
10014 2001-01-09 Alexandre Oliva <aoliva@redhat.com>
10016 * cppinit.c (cpp_cleanup): NULLify macro_buffer and zero
10018 * cppmacro.c (cpp_macro_definition): Reset macro_buffer_len when
10019 realloc()ing macro_buffer.
10021 * hwint.h (HOST_BITS_PER_WIDE_INT, HOST_WIDE_INT): Use long long
10022 if it's wider than long and the target's long is wider than the
10025 2001-01-09 Mark Mitchell <mark@codesourcery.com>
10027 Remove support for using UWIN as a host machine.
10028 * configure.in: Issue an error message.
10029 * configure: Regenerated.
10030 * config.gcc: Remove xm_* UWIN configury.
10031 * config/i386/xm-uwin.h: Remove.
10033 2001-01-08 Nick Clifton <nickc@redhat.com>
10035 * config/v850/v850.c (ra_rtx): Delete.
10036 (v850_save_machine_status): Delete.
10037 (v850_restore_machine_status): Delete.
10038 (v850_init_machine_status): New function.
10039 (v850_mark_machine_status): New function.
10040 (v850_free_machine_status): New function.
10041 (v850_return_addr): Use ra_rtx field in machine structure.
10042 (v850_init_expanders): Use new functions.
10044 * config/v850/v850-protos.h: Fix prototypes for v850_output_*
10045 * config/v850/v850.c: Change arguments to v850_output+* functions
10046 to take a const char *, to avoid compile time warning.
10047 * config/v850/v850.h (ASM_OUTPUT_LABELREF): Undefine, not needed.
10048 (USER_LABEL_PREFIX): Redefine.
10050 2000-01-08 Jim Wilson <wilson@redhat.com>
10052 * sched-rgn.c (BITSET_ADD, BITSET_REMOVE, bitset_member): Cast
10053 1 to unsigned HOST_WIDE_INT before left shift.
10055 2001-01-08 Nick Clifton <nickc@redhat.com>
10057 * config/arm/arm.c (arm_mark_machine_status): Check to see if
10058 the machine structure has been allocated.
10059 (arm_free_machine_status): New function: Free the machine
10060 specific function structure.
10062 2001-01-08 Richard Henderson <rth@redhat.com>
10064 * jump.c (simplejump_p): Revert last change.
10066 2001-01-08 Neil Booth <neil@daikokuya.demon.co.uk>
10068 * cppinit.c (init): Rename init_library.
10069 (cpp_create_reader): Update.
10070 * gcc.c (cpp_options): If -o given, use it as the target of
10073 2001-01-08 Richard Earnshaw <rearnsha@arm.com>
10075 * arm.c (arm_arch5e): New variable.
10076 (all_cores): XScale is a 5TE device.
10077 (arm_override_options): Set arm_arch5e.
10078 (arm_init_builtins): __builtin_prefetch is in arch5e.
10079 * arm.h (arm_arch5e): Declare it.
10081 * arm.h (PREDICATE_CODES): Add arm_hard_register_operand.
10083 * arm.md (define_constants): Add defines for UNSPEC and
10084 UNSPEC_VOLATILE insns. Update all users.
10085 (define_constants): Add constants for IP_REGNUM, SP_REGNUM, PC_REGNUM.
10086 * arm.c (multi_register_push, note_invalid_constants)
10087 (emit_multi_reg_push, emit_sfm, expand_prologue): Use constants.
10088 * arm.h (SP_REGNUM, IP_REGNUM, PC_REGNUM): Delete defines.
10089 (STACK_POINTER_REGNUM): Define in terms of SP_REGNUM.
10091 Mon Jan 8 16:14:56 MET 2001 Jan Hubicka <jh@suse.cz>
10093 * jump.c (jump_optimize_1): Use reversed_comparison_code
10094 instead of can_reverse_comparison_p.
10095 (jump_back_p): Likewise.
10096 (invert_exp_1): Likewise.
10097 (thread_jumps): Likewise.
10098 * simplify-rtx.c (simplify_unary_operation): Likewise.
10099 (simplify_ternary_operation): Likewise.
10100 * cse.c (find_comparison_args): Convert to use
10101 can_reverse_comparison_p.
10102 (record_jump_equiv): Likewise.
10104 2001-01-08 Richard Earnshaw <rearnsha@arm.com>
10106 * arm.h (HARD_REGNO_RENAME_OK): Delete.
10107 (EPILOGUE_USES): Define.
10108 (INITIAL_ELIMINATION_OFFSET): Current prologue code does not
10109 automatically stack the LR if it isn't live.
10111 Mon Jan 8 13:46:02 MET 2001 Jan Hubicka <jh@suse.cz>
10113 * i386.c (ix86_expand_int_movcc): Take care to reverse fp conditions
10116 Sun Jan 7 18:37:43 2001 Mark P Mitchell <mark@codesourcery.com>
10118 * ggc-page.c (max_alignment): New structure.
10119 (MAX_ALIGNMENT): New macro.
10120 (init_ggc): Use it to round up the sizes in the
10121 extra_order_size_table.
10123 2001-01-07 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
10125 * config/rs6000/rs6000.h (EPILOGUE_USES): New, mark link register
10128 2001-01-07 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10130 * builtins.def (BUILT_IN_FPRINTF): New entry.
10132 * c-common.c (c_expand_builtin_fprintf): New function.
10133 (init_function_format_info): Handle __builtin_fprintf.
10134 (c_common_nodes_and_builtins): Declare fprintf/__builtin_fprintf.
10135 (c_expand_builtin): Handle BUILT_IN_FPRINTF.
10137 * c-decl.c (duplicate_decls): Adjust comment.
10139 * extend.texi (fprintf): Document new builtin.
10141 2001-01-07 Richard Henderson <rth@redhat.com>
10143 * jump.c (simplejump_p): Recognize any single_set jump
10144 of the proper form.
10146 2001-01-07 Richard Henderson <rth@redhat.com>
10148 * configure.in (slibdir): Accept an --with-slibdir option.
10149 Use "test" not "[" in configure. Default to $(libdir).
10151 * config/t-linux (SHLIB_INSTALL): Double quote slibdir;
10153 * config/t-aix43 (SHLIB_INSTALL): Likewise.
10154 * config/alpha/t-osf4 (SHLIB_INSTALL): Likewise.
10155 (SHLIB_LINK): Create links for the soname.
10156 * config/mips/t-iris6: Likewise.
10157 * config/sparc/t-slibgcc: Likewise.
10158 * config/sparc/t-slibgcc-sld: Likewise.
10160 2001-01-07 Jakub Jelinek <jakub@redhat.com>
10162 * config/i386/i386.c (constant_call_address_operand): Accept
10163 (const (plus (symbol_ref) (const_int))).
10164 * config/i386/i386.h (PREDICATE_CODES): Add CONST for
10165 constant_call_address_operand.
10167 2001-01-08 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
10169 * libgcc2.h (W_TYPE_SIZE): Fix case where MIN_UNITS_PER_WORD == 1
10170 and LONG_LONG_TYPE_SIZE > 32.
10172 2001-01-07 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
10174 * jump.c (reversed_comparison_code_parts): Fix typo introduced by
10175 the previous change.
10177 Sun Jan 7 19:37:48 MET 2001 Jan Hubicka <jh@suse.cz>
10179 * jump.c (reversed_comparison_code_parts, reversed_comparison_code):
10181 (can_reverse_comparison_p): Rewrite to use reversed_comparison_code.
10182 (reverse_condition_maybe_unordered): Abort on unsigned comparisons.
10183 * rtl.h (reversed_comparison_code_parts, reversed_comparison_code):
10186 2001-01-07 Neil Booth <neil@daikokuya.demon.co.uk>
10188 * fix-header.c (read_scan_file): s/pfile/scan_in/.
10190 2001-01-07 Neil Booth <neil@daikokuya.demon.co.uk>
10192 * c-lang.c (c_post_options): Call cpp_post_options.
10193 * objc/objc-act.c (objc_post_options): Similarly.
10194 * cppmain.c (main): Similarly.
10195 * fix-header.c (read_scan_file): Similarly.
10196 * cppinit.c (cpp_start_read): Move option consistency checks
10197 to cpp_post_options. Don't call init_dependency_output.
10198 If needed, add default target and main file dependency.
10199 (OPT_MD, OPT_MMD): Remove.
10201 (cpp_handle_option): Update for OPT_* changes.
10202 (cpp_post_options): New.
10203 (init_dependency_output): Command line -MF overrides environment
10204 variables. Don't set default target etc. Suppress output
10205 if dependencies are going to stdout.
10206 (print_help): Update.
10207 * cpplib.h (cpp_post_options): New.
10208 * gcc.c (cpp_options): Update for -MD, -MMD, -MF.
10210 Sun Jan 7 14:44:19 MET 2001 Jan Hubicka <jh@suse.cz>
10212 * jump.c (comparison_dominates_p): Support unordered compares.
10214 Sun Jan 7 14:39:07 MET 2001 Jan Hubicka <jh@suse.cz>
10216 * simplify-rtx.c (simplify_relational_operation): Always simplify
10217 ORDERED and UNORDERED when FLAG_FAST_MATH. Handle properly UNLE
10220 Sun Jan 7 14:35:13 MET 2001 Jan Hubicka <jh@suse.cz>
10222 * combine.c (combine_simplify_rtx): Recognize the unordered compares.
10223 (nonzero_bits): Likewise.
10224 (simplify_comparison): Likewise.
10225 (num_sign_bit_copies): Likewise; return more sane value depending
10226 on STORE_FLAG_VALUE.
10227 (known_cond): Do not assume EQ to be always true for equivalent
10230 Sun Jan 7 14:31:57 MET 2001 Jan Hubicka <jh@suse.cz>
10232 * cse.c (fold_rtx): Handle unordered comparisons.
10234 Sun Jan 7 13:49:19 MET 2001 Jan Hubicka <jh@suse.cz>
10236 * rtlanal.c (set_of_1): New static function.
10237 (reg_set_last_1, reg_set_p_1, reg_set_reg, reg_set_flag,
10238 reg_set_last_unknown, reg_set_last_value, reg_set_last_first_regno,
10239 reg_set_last_last_regno): Remove.
10240 (set_of): New global function.
10241 (set_of_data): New structure.
10242 (reg_set_p, reg_set_last): Revamp for set_of.
10243 * rtl.h (set_of): New.
10245 2001-01-07 Joseph S. Myers <jsm28@cam.ac.uk>
10247 * c-common.c (c_common_nodes_and_builtins): Add _Exit builtin.
10248 * extend.texi: Document _Exit builtin.
10250 2001-01-07 Neil Booth <neil@daikokuya.demon.co.uk>
10252 * (initialize, initialize_builtins,
10253 initialize_dependency_output, initialize_standard_includes):
10254 Rename s/initialize/init. Update.
10255 (init_dependency_output): Move to after
10256 cpp_handle_options, the correct location temporally at least.
10257 (opt_comp): Move next to init (), its caller. Fix prototype.
10258 (init): Make "initialized" local scope.
10259 (cpp_create_reader): Always call init ().
10260 (cpp_start_read): Update.
10261 (output_deps): New function, broken out of cpp_finish.
10262 (cpp_finish): Break out output_deps.
10264 2001-01-07 Richard Henderson <rth@redhat.com>
10266 * collect2.c (COFF specific stuff): Revert 12-06 patch
10267 to prototype system functions.
10269 2001-01-07 Michael Hayes <mhayes@redhat.com>
10271 * hard-reg-set.h: Add multiple include guard.
10272 * basic-block.h (struct loop): Add `sink' field.
10273 * loop.h: Include sbitmap.h, hard-reg-set.h, and basic-block.h.
10274 (emit_iv_add_mult): Delete.
10275 (loop_iv_add_mult_hoist, loop_iv_add_mult_sink): Define.
10276 (loop_iv_add_mult_emit_before, loop_insn_sink): Define.
10277 (unroll_loop): Remove end_insert_before argument.
10278 * loop.c (loop_givs_rescan): Remove end_insert_before argument.
10279 (maybe_eliminate_biv_1): Likewise.
10280 (emit_iv_add_mult): Delete.
10281 (gen_add_mult, loop_regs_update): New.
10282 (loop_insn_emit_after, loop_insn_emit_before): New.
10283 (loop_insn_sink, loop_insn_sink_or_swim): New.
10284 (emit_iv_add_mult): Delete.
10285 (scan_loop): Set loop->sink.
10286 (loop_givs_reduce): Use loop_insn_sink and its ilk.
10287 (loop_givs_rescan, strength_reduce, check_dbra_loop): Likewise.
10288 (maybe_eliminate_biv_1): Likewise.
10289 (maybe_eliminate_biv_1): Add basic block argument.
10290 * unroll.c (unroll_loop): Remove end_insert_before argument.
10291 (find_splittable_regs): Likewise.
10292 (find_splittable_regs): Use loop_insn_sink and its ilk.
10293 (find_splittable_givs, final_biv_value, final_giv_value): Likewise.
10295 2001-01-07 Michael Hayes <mhayes@redhat.com>
10297 * loop.h (loop_insn_hoist): New prototype.
10298 * loop.c (loop_insn_hoist, loop_insn_emit_before): New.
10299 (move_movables, loop_givs_rescan): Use loop_insn_hoist.
10300 (check_dbra_loop, load_mems): Likewise.
10301 * unroll.c (unroll_loop, find_splittable_regs): Likewise.
10302 (find_splittable_givs): Likewise.
10304 2001-01-07 Michael Hayes <mhayes@redhat.com>
10306 * loop.c (emit_iv_add_mult): Use single_set to examine new insn.
10308 2001-01-07 Richard Henderson <rth@redhat.com>
10310 * sched-rgn.c (is_cfg_nonregular): Fix thinko's last change.
10312 2001-01-07 Richard Henderson <rth@redhat.com>
10314 * Makefile.in (DRIVER_DEFINES): Define ENABLE_SHARED_LIBGCC and
10315 NO_SHARED_LIBGCC_MULTILIB as required for the target.
10316 * gcc.c (init_spec): Massage the existing libgcc_spec into a
10317 variant that handles a shared libgcc.
10318 (process_command): Always validate -{static,shared}-libgcc.
10319 (do_spec_1): New 'M' case.
10320 * invoke.text (Link Options): Document -{static,shared}-libgcc.
10322 2001-01-07 Richard Henderson <rth@redhat.com>
10324 * Makefile.in (slibdir): New variable.
10325 (libgcc.mk): Pass SHLIB_INSTALL to mklibgcc.
10326 (installdirs): Create slibdir.
10327 (install-libgcc, install-multilib): Defer to libgcc.mk.
10328 * configure.in (slibdir): Substitute.
10329 * mklibgcc.in (install): New target.
10331 * config/t-linux (SHLIB_LINK): Create links for the soname.
10332 (SHLIB_INSTALL): New.
10333 * config/alpha/t-osf4 (SHLIB_INSTALL): New.
10334 * config/mips/t-iris6 (SHLIB_INSTALL): New.
10335 * config/rs6000/t-aix43 (SHLIB_INSTALL): New.
10336 * config/sparc/t-slibgcc (SHLIB_INSTALL): New.
10337 * config/sparc/t-slibgcc-sld (SHLIB_INSTALL): New.
10339 2001-01-07 Richard Henderson <rth@redhat.com>
10341 * config/rs6000/aix.h (LINK_LIBGCC_SPECIAL_1): New.
10342 * config/rs6000/rs6000.h (LIBGCC_SPEC): Remove.
10343 * config/rs6000/sysv4.h (LIBGCC_SPEC): Remove.
10345 2001-01-07 Michael Hayes <mhayes@redhat.com>
10347 * loop.c (count_loop_regs_set): Delete.
10348 (load_mems_and_recount_loop_regs_set): Delete.
10349 (loop_regs_scan): Merge common code from count_loop_regs_set,
10350 scan_loop, and load_mems_and_recount_loop_regs_set.
10351 (scan_loop): Call load_mems directly and loop_regs_scan
10352 again if new registers created.
10354 2001-01-07 Neil Booth <neil@daikokuya.demon.co.uk>
10356 * toplev.c (main): Call the front-end specific post_options
10357 hook if one is given.
10358 * toplev.h (struct_lang_hooks, lang_hooks): New.
10359 * c-lang.c (c_post_options, lang_hooks): Implement lang_hooks
10360 for the C front end.
10361 * cp/decl2.c (cxx_post_options, lang_hooks): Implement
10362 lang_hooks for the C++ front end.
10363 * objc/objc-act.c (objc_post_options, lang_hooks): Implement
10364 lang_hooks for the ObjC front end.
10365 * f/com.c (lang_hooks): Hooks for the Fortran front end.
10366 * java/lang.c (lang_hooks): Hooks for the Java front end.
10368 2001-01-07 Neil Booth <neil@daikokuya.demon.co.uk>
10370 * c-lex.c (init_c_lex): Request #define / #undef callbacks
10371 for verbose DWARF[2] debugging.
10372 (cb_define, cb_undef): The new callbacks.
10373 * toplev.h (debug_define, debug_undef): Make const correct.
10374 * toplev.c (debug_define, debug_undef): Similarly. Do not
10375 perform the verbosity tests here anymore.
10377 2001-01-07 Alexandre Oliva <aoliva@redhat.com>
10379 * reload.c (subst_reloads): Take INSN argument. When
10380 replacing a LABEL_REF in a JUMP_INSN, add a REG_LABEL note.
10381 * reload.h (subst_reloads): Adjust prototype.
10382 * reload1.c (reload_as_needed): Pass INSN to subst_reloads.
10383 * jump.c (mark_all_labels): Canonicalize any REG_LABEL notes
10384 present in JUMP_INSNs and copy them to JUMP_LABEL.
10385 * flow.c (find_label_refs, find_basic_blocks_1): Skip
10386 JUMP_INSNs and insns with REG_LABELs that are followed by
10387 JUMP_INSNs with the same REG_LABEL.
10388 * sched-rgn.c (is_cfg_nonregular): Likewise.
10389 * rtlanal.c (computed_jump_p): Make it false if a REG_LABEL
10391 * unroll.c (unroll_loop): Look for REG_LABEL notes in
10393 * rtl.texi (REG_LABEL): Document usage in JUMP_INSNs.
10395 2001-01-06 Richard Henderson <rth@redhat.com>
10397 * loop.c (scan_loop): Use xcalloc for the regs array.
10398 (load_mems_and_recount_loop_regs_set): Zero the new memory
10399 received from xrealloc.
10401 2001-01-06 Neil Booth <neil@daikokuya.demon.co.uk>
10403 * mkdeps.c (deps_add_dep): Fix vector re-allocation.
10405 Sat Jan 6 00:09:34 2001 J"orn Rennecke <amylaar@redhat.com>
10407 * integrate.c (copy_rtx_and_substitute): When copying
10408 an ignored return value, strip REG_FUNCTION_VALUE_P.
10410 2001-01-06 Michael Hayes <mhayes@redhat.com>
10412 * loop.c (debug_biv, debug_giv): New.
10413 (loop_biv_dump): Break out from ...
10414 (record_biv): ... here.
10415 (loop_giv_dump): Break out from ...
10416 (record_giv): ... here.
10417 (loop_bivs_check): Use print_simple_rtl.
10418 * unroll.c (loop_iterations): Use print_simple_rtl.
10420 2000-01-05 John David Anglin <dave@hiauly1.hia.nrc.ca>
10422 * pa.md (return, return_internal): Modify patterns to prevent regrename
10423 mucking with the return pointer.
10425 2001-01-05 Richard Henderson <rth@redhat.com>
10427 * dwarf2out.c (mem_loc_descriptor) [case MEM]: Revert 10-31 change.
10429 Fri Jan 5 16:34:18 2001 Nick Clifton <nickc@redhat.com>
10431 * config/v850/lib1funcs.asm: Replace __mulsi3 routine with faster
10432 version supplied by Matteo Frigo.
10434 2001-01-05 Neil Booth <neil@daikokuya.demon.co.uk>
10436 * cpp.texi: Update for -MQ.
10437 * cppinit.c (cpp_create_reader): Always create pfile->deps.
10438 (cpp_cleanup): Always free pfile->deps.
10439 (initialize_dependency_output): Don't create pfile->deps.
10440 (cpp_handle_option): Similarly.
10442 * gcc.c (cpp_options): Handle -MQ.
10443 (DEFAULT_WORD_SWITCH_TAKES_ARG): Add -MQ.
10444 * mkdeps.c (base_name): Remove.
10445 (deps_init): Don't allocate vector space until it's needed.
10446 (deps_free): Only free vectors if allocated.
10447 (deps_add_target, deps_add_dep): Update for initial allocation.
10448 (deps_add_default_target): Don't strip to the base_name.
10450 2001-01-05 DJ Delorie <dj@redhat.com>
10452 * config/v850/v850.h (RETURN_ADDR_RTX): Define.
10453 (INIT_EXPANDERS): Define.
10455 * config/v850/v850.c (struct machine_function): Define.
10456 (v850_save_machine_status): New function.
10457 (v850_restore_machine_status): New function.
10458 (v850_return_addr): New function.
10459 (v850_init_expanders): New function.
10461 * config/v850/v850-protos.h: Add prototypes for v850_return_addr
10462 and v850_init_expanders.
10464 2001-01-05 Zack Weinberg <zack@wolery.stanford.edu>
10466 * cpplib.h (struct cpp_reader): Add help_only field.
10467 * cppinit.c (COMMAND_LINE_OPTIONS): Add OPT_version.
10468 (cpp_handle_option): Set pfile->help_only if we see -h,
10469 --help, -target-help, or --version. Print version string but
10470 do not set help_only if we see -v or -version. Make text
10471 printed by -v match that printed by (-)-version.
10473 * cppmain.c (main): Exit after option parsing if
10474 pfile->help_only is true.
10476 * toplev.c (independent_decode_option): Call print_version,
10477 then exit, if we see --version (but not -version).
10478 (print_version): Split lengthy message into two lines.
10480 2001-01-05 Nick Clifton <nickc@redhat.com>
10482 * config/v850/v850.c (v850_encode_data_area): Use alloca to create
10483 temporary string for initialisation before calling ggc_alloc_string.
10485 2001-01-06 Michael Hayes <mhayes@redhat.com>
10487 * rtl.h (print_simple_rtl): New.
10488 * print-rtl.c (print_simple_rtl): New.
10489 (flag_simple): New.
10490 (print_rtx): Disable printing of flags and modes, etc.,
10491 if `flag_simple` nonzero.
10493 2001-01-05 Zack Weinberg <zack@wolery.stanford.edu>
10495 * function.c (fixup_var_refs): Use push_to_full_sequence where
10498 2001-01-05 Michael Meissner <meissner@redhat.com>
10500 * flags.h (flag_reorder_blocks): Add declaration.
10501 (flag_rename_block): Ditto.
10503 2001-01-05 DJ Delorie <dj@redhat.com>
10505 * function.c (reorder_blocks): Make sure the flags are all reset
10506 before using them to mark blocks, else a second invocation will
10507 corrupt the block chain.
10508 (reorder_blocks_0): New, resets the flags.
10510 Fri Jan 5 20:34:06 2001 J"orn Rennecke <amylaar@redhat.com>
10512 * cse.c (find_comparison_args): Stop if the argument is known to
10515 2001-01-05 Alexandre Oliva <aoliva@redhat.com>
10517 * config/sh/sh.md (movdf): When splitting load into pair of
10518 registers, don't clobber the register used in the address too
10521 2001-01-05 Jeffrey Oldham <oldham@codesourcery.com>
10523 * varasm.c (mark_constant_pool): Improve initial comments.
10524 (mark_constants): Move marking of constants to mark_constant.
10525 (mark_constant): New function to recursively mark all constants
10526 referred to by a constant.
10528 2001-01-05 Catherine Moore <clm@redhat.com>
10530 * dbxout.c ((dbxout_parms): Handle invisible ref where decl is a REG.
10532 2001-01-05 Phil Edwards <pme@sources.redhat.com>
10534 * cp/lang-options.h: Bring comment in line with reality.
10535 * f/lang-options.h: Likewise.
10536 * java/lang-options.h: Likewise.
10537 * objc/lang-options.h: Likewise.
10538 * ch/lang-options.h: Likewise.
10539 * f/g77.texi: And update the manual.
10541 2001-01-05 Marek Michalkiewicz <marekm@linux.org.pl>
10542 Denis Chertykov <denisc@overta.ru>
10544 * config/avr/avr-protos.h (avr_peep2_scratch_safe): Prototype.
10545 * config/avr/avr.c (avr_peep2_scratch_safe): New function.
10546 * config/avr/avr.md (all peepholes that request a scratch register):
10547 Call it, FAIL the peephole if not safe (in interrupt functions).
10549 2001-01-05 Mark Mitchell <mark@codesourcery.com>
10551 * ggc-page.c (NUM_EXTRA_ORDERS): Hardwire to zero for now.
10553 2001-01-05 Joseph S. Myers <jsm28@cam.ac.uk>
10555 * builtins.def (BUILT_IN_CONJ, BUILT_IN_CREAL, BUILT_IN_CIMAG):
10557 * builtins.c (expand_builtin): Abort on BUILT_IN_CONJ,
10558 BUILT_IN_CREAL and BUILT_IN_CIMAG.
10559 * c-common.c (c_common_nodes_and_builtins): Create builtin conjf,
10560 conj, conjl, crealf, creal, creall, cimagf, cimag and cimagl.
10561 (expand_tree_builtin): Handle BUILT_IN_CONJ, BUILT_IN_CREAL and
10563 * extend.texi: Document these builtins.
10565 2001-01-05 Daniel Berlin <dberlin@redhat.com>
10567 * c-common.c (lang_get_alias_set): Say we know nothing of
10568 VECTOR_TYPE aliasing.
10570 * dwarf2out.c (is_base_type): Handle VECTOR_TYPE properly.
10572 2001-01-05 Bruce Korb <bkorb@gnu.org>
10574 * fixinc/mkfixinc.sh(vax-*-bsd): convert exit and atexit calls to
10575 their x* equivalent versions for atexit-less systems
10576 * fixinc/fixincl.c(main): do not return from main() on atexit-less
10577 systems (or any other system any more).
10579 2001-01-05 Richard Earnshaw <rearnsha@arm.com>
10581 * arm.md (ldmsi_postinc): Avoid use of match_dup between input and
10582 output operands. Use arm_hard_register_operand for operand 4.
10583 (stmsi_postinc): Similarly.
10584 (ldmsi): Use arm_hard_register_operand for opernand 2.
10585 (stmsi): Similarly.
10586 * arm.c (arm_hard_register_operand): New function.
10587 * arm-protos.h (arm_hard_register_operand): Prototype it.
10589 * arm.h (HARD_REGNO_RENAME_OK): Define.
10591 Fri Jan 5 16:29:49 MET 2001 Jan Hubicka <jh@suse.cz>
10593 * simplify-rtx.c (cfc_args): add "unordered" field.
10594 (check_fold_consts): Set unordered field.
10595 (simplify_relational_operation): Simplify the unordered
10598 * reg-stack.c (swap_rtx_condition): Ensure that the transformation
10601 * emit-rtl.c (try_split): Fix code to mark labels.
10602 * jump.c (mark_jump_label): Make global.
10603 * rtl.h (mark_jump_label): Declare.
10605 * predict.c (estimate_probability): Handle unordred comparisons.
10607 2001-01-05 Neil Booth <neil@daikokuya.demon.co.uk>
10609 * cpp.texi: Update for -MP. Clarify behaviour of -MT.
10610 * cppinit.c (initialize_dependency_output): Update.
10611 (cpp_finish): Output dummy targets for -MP.
10613 (cpp_handle_option): Handle -MP. Don't quote -MT options.
10614 * cpplib.h (struct cpp_options): Add deps_phony_targets.
10615 * gcc.c (cpp_options): Update to handle -MP.
10616 * mkdeps.c (deps_add_target, deps_add_default_target): Update
10617 to quote only the default target.
10618 (deps_phony_targets): Insert a preceding newline. Rename from
10619 deps_dummy_targets for consistency.
10622 2001-01-05 Alexandre Oliva <aoliva@redhat.com>
10624 * calls.c (emit_library_call_value_1): Support
10625 INIT_CUMULATIVE_LIBCALL_ARGS.
10626 * tm.texi (INIT_CUMULATIVE_LIBCALL_ARGS): Document it.
10628 2001-01-04 Richard Henderson <rth@redhat.com>
10630 * c-decl.c (finish_struct): Detect flexible array members
10631 used in an inappropriate context.
10632 * c-typeck.c (really_start_incremental_init): Special case
10633 constructor_max_index for zero length arrays.
10634 (pop_init_level): Allow initialization of flexible array
10635 members. Deprecate initialization of zero length arrays.
10636 Don't issue missing initializer warning for flexible array
10637 members or zero length arrays.
10638 (process_init_element): Don't dereference null DECL_SIZE.
10639 * varasm.c (array_size_for_constructor): Return a HOST_WIDE_INT.
10640 Don't abort for empty constructors. Use size_binop
10641 (output_constructor): Add commentary regarding zero length
10642 array futures. Abort if we try to initialize an array of
10643 unspecified length with a non-empty constructor in the middle
10646 * extend.texi (Zero Length): Update and clarify documentation
10647 on static initialization.
10649 2001-01-05 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
10651 * config/c4x/c4x.c (c4x_expand_prologue): Don't compile an ISR
10652 with more than 32767 words of local storage.
10654 2001-01-05 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
10656 * config/c4x/c4x.c (c4x_init_builtins): Remove builtin support
10657 for 'abs', 'labs', and 'fabs'.
10658 (c4x_expand_builtin): Likewise.
10659 * config/c4x/c4x.h (enum c4x_builtins): Likewise.
10661 2001-01-05 Alexandre Oliva <aoliva@redhat.com>
10663 * config/sh/sh.md (prget, prset): New insn types.
10664 (return delay slot): Dont' allow prset.
10665 (call, sfunc delay slot): Don't allow prget.
10666 (movsi_i, movsi_ie, movsi_i_lowpart): Create separate alternatives
10667 for prset and prget.
10669 2001-01-05 Michael Hayes <mhayes@redhat.com>
10671 * loop.h (struct loop_reg): New.
10672 (struct loop_regs): Change to use array of `struct loop_reg'.
10673 * loop.c: Replace assortment of varrays with single regs array.
10674 (count_one_set): Delete may_not_move array argument
10675 and use regs array instead. All caller's changed.
10676 (count_loop_regs_set): Delete may_not_move and single_usage
10677 arguments and use regs array instead. All caller's changed.
10678 (find_single_use_in_loop): Replace usage array argument with pointer
10679 to regs structure. All caller's changed.
10680 (loop_optimize): Delete `moved_once' array.
10682 2001-01-05 Michael Hayes <mhayes@redhat.com>
10684 * loop.c (prescan_loop): Set loop_info->has_nonconst_call.
10685 Use it instead of loop_info->has_call for scanning loop mems.
10686 (check_dbra_loop): Replace loop_info->has_call test with
10687 loop_info->has_nonconst_call.
10689 2000-01-04 Matthew Hiller <hiller@redhat.com>
10691 * config/sh/sh.h (EPILOGUE_USES): Recognize fpscr as epilogue-used
10694 2001-01-04 Joseph S. Myers <jsm28@cam.ac.uk>
10696 * fold-const.c (fold): When folding a CONJ_EXPR of a COMPLEX_CST,
10697 use TREE_REALPART and TREE_IMAGPART instead of TREE_OPERAND.
10699 2001-01-04 Joseph S. Myers <jsm28@cam.ac.uk>
10701 * c-common.c (SIZE_TYPE, WCHAR_TYPE): Define.
10702 (flag_short_double, flag_short_wchar): Define.
10703 (c_common_nodes_and_builtins): Create many tree nodes shared
10704 between C and C++ here instead of in cp/decl.c and ...
10705 * c-decl.c (init_decl_processing): ... here.
10706 (SIZE_TYPE, WCHAR_TYPE): Don't define.
10707 (flag_short_double, flag_short_wchar): Don't define.
10708 (record_builtin_type): New function.
10709 (build_void_list_node): New function.
10710 * c-common.h (flag_short_double, flag_short_wchar,
10711 record_builtin_type, build_void_list_node): Declare.
10713 Thu Jan 4 21:09:47 2001 J"orn Rennecke <amylaar@redhat.com>
10715 * integrate.c (expand_inline_function): Don't put a virtual
10716 register into the reg map.
10718 * function.c (fixup_var_refs_1): If force_operand didn't put
10719 the address into the target, move it there.
10721 2001-01-04 Mark Mitchell <mark@codesourcery.com>
10723 Special-case tree_decl/tree_list allocations.
10724 * ggc-page.c (OBJECT_PER_PAGE): Reimplement.
10725 (OBJECT_SIZE): New macro.
10726 (NUM_EXTRA_ORDER): Likewise.
10727 (extra_order_size_table): New variable.
10728 (NUM_ORDERS): New macro.
10729 (objects_per_page_table): New variable.
10730 (object_size_table): New variable.
10731 (G.pages): Use NUM_ORDERS to bound the array.
10732 (G.page_tails): Likewise.
10733 (DIV_ROUND_UP): Remove.
10734 (BITMAP_SIZE): Use CEIL, instead of DIV_ROUND_UP.
10735 (alloc_page): Use OBJECT_SIZE.
10736 (size_lookup): Don't make it const.
10737 (ggc_alloc): Use OBJECT_SIZE.
10738 (ggc_set_mark): Likewise.
10739 (ggc_get_size): Likewise.
10740 (init_ggc): Set up the object_size_table, objects_per_page_table,
10741 and adjust size_lookup.
10742 (ggc_recalculate_in_use_p): Use CEIL, not DIV_ROUND_UP.
10743 (ggc_pop_context): Use NUM_ORDERS.
10744 (clear_marks): Likewise.
10745 (sweep_pages): Likewise.
10746 (poison_pages): Likewise.
10747 (ggc_print_statistics): Use OBJECT_SIZE.
10749 Thu Jan 4 15:54:05 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
10751 * varasm.c (output_constructor): Use HOST_WIDE_INT for sizes.
10752 Only call array_size_for_constructor if last field and array type
10753 with no upper bound.
10755 2001-01-04 Philip Blundell <philb@gnu.org>
10757 * config/arm/arm.c (arm_gen_constant): Prefer to emit constants
10758 from bit 31 downwards, if this requires no more insns.
10759 (count_insns_for_constant): New helper function for above.
10761 2001-01-04 Alexandre Oliva <aoliva@redhat.com>
10763 * gencodes.c (output_predicate_decls): Remove empty initializer.
10765 2001-01-04 Mark Mitchell <mark@codesourcery.com>
10767 * tree.c (copy_node): Remove documentation about obstacks.
10768 (buidl1): Check that nobody tries to build 2-argument nodes this
10771 2001-01-04 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10773 * sparc.h (PREDICATE_CODES): Delete fp_sethi_p, fp_mov_p and
10776 * gencodes.c (output_predicate_decls): Fill empty initializer
10779 2001-01-04 Jakub Jelinek <jakub@redhat.com>
10781 * tradcpp.c (deps_file, print_deps_missing_files): New variables.
10782 (main): Handle -MG, -MD, -MMD. Bail out if -MG is given without -M
10784 (do_include): Handle missing headers like cpp0.
10785 * cppfiles.c (_cpp_execute_include): Don't prefix absolute header
10786 paths with first include pathname. Don't strcat to uninitialized
10789 2001-01-04 Bernd Schmidt <bernds@redhat.com>
10791 * regrename.c (regrename_optimize): Don't rename from frame pointer
10792 if frame_pointer_needed.
10793 (do_replace): Don't set ORIGINAL_REGNO to a hard register number.
10794 * config/ia64/ia64.c (emit_all_group_insn_barriers): New function.
10795 (ia64_reorg): Use it instead of scheduling if ! optimize.
10796 (errata_emit_nops): Properly call asm_noperands.
10797 (ia64_sched_reorder): Finish cycle if we see an asm.
10798 (ia64_variable_issue): Clear scheduling state after asms.
10800 2001-01-04 Neil Booth <neil@daikokuya.demon.co.uk>
10802 * cpp.texi: Update for -MT.
10803 * cppinit.c (initialize_dependency_output): Add a default
10804 target if none has been given already.
10805 (no_tgt, OPT_MT): New.
10806 (cpp_handle_option): Handle -MT. Update -M etc.
10807 * cpplib.h (struct cpp_options): Remove deps_target.
10808 * gcc.c (cpp_options): Handle -MT.
10809 * mkdeps.c (struct deps): Move from mkdeps.h.
10810 (deps_calc_target): Rename deps_add_default_target. Add a
10811 default target if none has been specified already.
10812 * mkdeps.h (struct deps): Move to mkdeps.c.
10813 (deps_calc_target): Rename deps_add_default_target.
10815 2000-01-03 Richard Henderson <rth@redhat.com>
10817 * c-decl.c (grokdeclarator): Give zero-length arrays size zero.
10819 * c-typeck.c (push_init_level): Move checks for flexible array
10820 members and zero length arrays ...
10821 (pop_init_level): ... here. Silently discard empty initializations.
10823 * varasm.c (output_constructor): Update for sizeof change to
10824 zero-length arrays.
10826 * extend.texi (Zero Length): Clarify semantics.
10828 2001-01-03 Alexandre Oliva <aoliva@redhat.com>
10830 * configure.in (tm.h): Include isns-codes.h last.
10831 * configure: Rebuilt.
10833 2001-01-03 Richard Henderson <rth@redhat.com>
10835 * config/alpha/alpha.md (addvsi3, addvdi3): New.
10836 (negvsi2, negvdi2, subvsi3, subvdi3, mulvsi3, mulvdi3): New.
10838 2001-01-03 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
10840 * tradcpp.c (main): Make sure finclude() is called with a valid
10841 indepth value while handling -include.
10843 2001-01-03 Alexandre Oliva <aoliva@redhat.com>
10845 * gencodes.c (output_predicate_decls): New function.
10847 * machmode.h (GET_MODE_MASK): Arrange for it to be defined
10848 even if it is not the first time machmode.h is #included.
10849 * config/sh/sh.c (fpul_operand): Declare MODE argument.
10850 * tm.texi (PREDICATE_CODES): Document predicate declarations.
10851 * gcc.texi (Copyright): Added 2001.
10853 2001-01-03 Joseph S. Myers <jsm28@cam.ac.uk>
10855 * c-common.c (c_common_lang_init): New function. Warn if format
10856 warning options which only have effects when used with -Wformat
10857 are used without -Wformat.
10858 * c-common.h (c_common_lang_init): Declare.
10859 * c-lang.c (lang_init): Call c_common_lang_init.
10860 * objc/objc-act.c (lang_init): Call c_common_lang_init.
10862 2001-01-03 Joseph S. Myers <jsm28@cam.ac.uk>
10864 * configure.in: Check for the mktemp command.
10865 * configure: Regenerate.
10866 * gccbug.in: Use a separate temporary file $TEMP0 for one use of
10867 $TEMP. Create temporary files with mktemp, if available at
10868 configure time; otherwise use set -C. Remove temporary files
10871 2001-01-03 Joseph S. Myers <jsm28@cam.ac.uk>
10873 * configure.in: Require at least texinfo 4.0. Check for whether
10874 Pod::Man is sufficiently recent to regenerate GCC manpages.
10875 * configure: Regenerate.
10876 * Makefile.in (TEXI2POD): Call perl explicitly rather than relying
10878 (GENERATED_MANPAGES): Define.
10879 (generated-manpages): New target. Depend on cpp.1 as well as
10881 (install-man): Depend on $(GENERATED_MANPAGES) (defined by
10882 configure to generated-manpages or empty) rather than on the
10883 manpages directly. Remove execute permission from installed
10884 gcov.1 as well as cpp.1.
10885 * cpp.1, gcov.1: Regenerate.
10887 2001-01-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10889 * builtins.c (expand_builtin_strncmp): Use host_integerp and
10890 tree_low_cst. Allow using cmpstrsi in more cases.
10892 Wed Jan 3 10:48:43 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
10894 * config/sparc/sparc.h (RETURN_IN_MEMORY): Return 0 for variable
10897 Wed Jan 3 12:22:32 2001 Alexandre Oliva <aoliva@redhat.com>
10899 * build-make (HOST_CFLAGS): Added `-DGENERATOR_FILE'.
10900 * Makefile.in (HOST_CFLAGS): Mention build-make.
10902 Wed Jan 3 08:53:50 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
10904 * config/sparc/sparc.md (nonlocal_goto): Emit goto_handler_and_restore
10907 2001-01-01 Bernd Schmidt <bernds@redhat.com>
10909 * builtins.c (expand_builtin_return_addr): Don't use MEM_ALIAS_SET on
10912 * cse.c (cse_rtx_varies_p): Accept additional FROM_ALIAS arg. All
10915 * alias.c (throughout): Use ORIGINAL_REGNO when accessing
10916 reg_base_value and reg_known_value arrays.
10917 (init_alias_analysis): Add more cases to detect known values.
10918 * sched-deps.c (deps_may_trap_p): New function.
10919 (sched_analyze_2): Use it.
10921 2001-01-03 Alexandre Oliva <aoliva@redhat.com>
10923 * combine.c (simplify_shift_const): Even if we're sign-extracting,
10924 don't discard an ASHIFTRT if we're shifting in a wider mode.
10926 2000-01-02 John David Anglin <dave@hiauly1.hia.nrc.ca>
10928 * toplev.c (rest_of_compilation): Don't print basic block information
10929 when CFG isn't up to date.
10931 2001-01-02 Mark Elbrecht <snowball3@bigfoot.com>
10933 * config/i386/djgpp.h (DWARF2_DEBUGGING_INFO): Define.
10934 (UNALIGNED_INT_ASM_OP, UNALIGNED_DOUBLE_ASM_OP): Define.
10935 (UNALIGNED_SHORT_ASM_OP): Define.
10936 (CPP_PREDEFINES): Remove defines for GO32 and DJGPP.
10938 2001-01-02 Mark Mitchell <mark@codesourcery.com>
10940 * fold-const.c (fold_convert): Fix typo.
10942 2001-01-02 Richard Henderson <rth@redhat.com>
10944 * c-common.h (ASM_INPUT_P): New.
10945 * c-parse.in (asm): Set it when needed.
10946 * c-semantics.c (genrtl_asm_stmt): Test it instead of the
10947 existance of an operand.
10949 Tue Jan 2 20:27:07 MET 2001 Jan Hubicka <jh@suse.cz>
10951 * dwarf2out.c (stack_adjust_offset): Handle PRE_MODIFY.
10952 (dwarf2out_frame_debug_expr): Likewise.
10953 (mem_loc_descriptor): Handle PRE and POST_MODIFY.
10955 Tue Jan 2 20:21:31 MET 2001 Jan Hubicka <jh@suse.cz>
10957 * i386.c (ix86_split_to_parts): Return number of part required;
10959 (print_operand, ix86_expand_branch, ix86_expand_fp_movcc): Handle
10961 (ix86_split_long_move): Use number of part returned
10962 by ix86_split_to_parts
10963 * i386.h (MASK_128BIT_LONG_DOUBLE, TARGET_128BIT_LONG_DOUBLE):
10965 (TARGET_SWITCHES): Add 128bit-long-double and 96bit-long-double
10966 (LONG_DOUBLE_TYPE_SIZE): Change from constant.
10967 (MAX_LONG_DOUBLE_TYPE_SIZE): New macro.
10968 (INTEL_EXTENDED_IEEE_FORMAT): Likewise.
10969 (ALIGN_MODE_128): Add TFmode.
10970 (IS_STACK_MODE): Likewise.
10971 (HARD_REGNO_NREGS): TFmode needs 3 registers.
10972 (HARD_REGNO_OK): Support TFmodes.
10973 (ASM_OUTPUT_LONG_DOUBLE): Handle TFmodes.
10974 * i386.md (scheduler definitions): Use memory operand to determine
10975 fst/fld instructions; use mode attribute to determine real mode of
10977 (*tf): New patterns, expanders and splitters; based on XFmode patterns.
10978 * invoke.texi (128bit-long-double, 96bit-long-double): Document.
10980 2001-01-02 Mark Mitchell <mark@codesourcery.com>
10982 * tree.def (TRUTH_NOT_EXPR): Improve documentation.
10984 Tue Jan 2 10:47:38 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.
10986 * expr.c (store_constructor_field): Update ALIGN before calling
10989 2001-01-02 Jeffrey Oldham <oldham@codesourcery.com>
10991 * config/mips/mips.c (function_arg): Don't pass NULL_TREE to
10994 2001-01-02 Jeffrey Oldham <oldham@codesourcery.com>
10996 * tm.texi (FUNCTION_ARG): Document that @var{type} can be an
10999 Tue Jan 2 10:47:38 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.
11001 * c-decl.c (start_function): Don't warn on third parameter to main.
11003 2001-01-02 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11005 * tsystem.h: Define HAVE_DECL_GETOPT.
11007 2001-01-02 Philip Blundell <pb@futuretv.com>
11009 * config/arm/linux-gas.h (CLEAR_INSN_CACHE): Avoid illegal clobber
11012 2001-01-02 Richard Henderson <rth@redhat.com>
11014 * alpha.md (*ze_and_ne): Duplicate insn condition to split.
11016 2001-01-02 Andreas Jaeger <aj@suse.de>
11018 * c-decl.c (c_decode_option): Remove support of
11019 -Wmissing-noreturn.
11021 * toplev.c (documented_lang_options): Remove -Wmissing-noreturn.
11022 (W_options): Add -Wmissing-noreturn here.
11024 * flow.c: Define lang_missing_noreturn_ok_p.
11025 (check_function_return_warnings): Use it.
11027 * c-common.h: Declare lang_missing_noreturn_ok_p.
11029 * c-lang.c (c_missing_noreturn_ok_p): New function.
11030 (lang_init): Set lang_missing_noreturn_ok_p.
11032 * invoke.texi (Warning Options): Document this.
11034 2000-12-27 Phil Edwards <pme@sources.redhat.com>
11036 * extend.texi (C++ Extensions): New node for C++ attributes;
11037 describe init_priority and com_interface.
11038 * invoke.texi: Remove -finit-priority as it now has zero effect.
11039 * install.texi: Fix xref syntax.
11040 * md.texi: Likewise.
11042 Mon Jan 1 21:28:29 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
11044 * config.gcc (sparc64-wrs-vxworks*): New case.
11045 * config/sparc/vxsparc64.h, config/sparc/t-vxsparc64: New files.
11047 * config/sparc/sparc.c (sparc_override_options): Do support different
11048 pointer and architecture size.
11049 * config/sparc/sparc.h (MIN_UNITS_PER_WORD): Always 4.
11050 (POINTERS_EXTEND_UNSIGNED): Define.
11051 (Pmode): Test TARGET_ARCH64, not TARGET_PTR64.
11052 (FUNCTION_MODE): Define to be Pmode.
11053 * config/sparc/sparc.md (64-bit call patterns): FUNCTION_MODE now DI.
11055 * function.c (expand_function_end): Properly handle DECL_RESULT
11056 and copy when ptr_mode != Pmode.
11057 * expmed.c (make_tree): Convert X from Pmode to ptr_mode, if needed.
11059 2001-01-01 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11061 * c-common.c (c_common_nodes_and_builtins): Set prototype
11062 parameters for __builtin_fputs, __builtin_fputc and
11063 __builtin_fwrite. Don't declare plain fputc as a builtin.
11065 2001-01-01 John David Anglin <dave@hiauly1.hia.nrc.ca>
11067 * loop.c (add_label_notes): Increment the label usage count when
11068 a note is added to an insn which refers to a CODE_LABEL.
11069 * gcse.c (add_label_notes): Likewise.
11071 2001-01-01 Andreas Jaeger <aj@suse.de>
11073 * loop.c (scan_loop): Use xmalloc to allocate movables.
11075 2001-01-01 Alexandre Oliva <aoliva@redhat.com>
11077 * tm.texi (REGISTER_MOVE_COST): Add a mode argument.
11078 * reload.c (REGISTER_MOVE_COST): Likewise. Adjust all callers.
11079 * reload1.c (REGISTER_MOVE_COST): Likewise.
11080 * regclass.c (REGISTER_MOVE_COST): Likewise.
11081 (move_cost, may_move_in_cost, may_move_out_cost): Add mode
11082 dimension. Adjust all users.
11083 (init_reg_sets_1): Iterate on all modes.
11084 * config/1750a/1750a.h (REGISTER_MOVE_COST): Adjust.
11085 * config/a29k/a29k.h (REGISTER_MOVE_COST): Adjust.
11086 * config/alpha/alpha.h (REGISTER_MOVE_COST): Adjust.
11087 * config/arc/arc.h (REGISTER_MOVE_COST): Adjust.
11088 * config/arm/arm.h (REGISTER_MOVE_COST): Adjust.
11089 * config/avr/avr.h (REGISTER_MOVE_COST): Adjust.
11090 * config/c4x/c4x.h (REGISTER_MOVE_COST): Adjust.
11091 * config/d30v/d30v.h (REGISTER_MOVE_COST): Adjust.
11092 * config/dsp16xx/dsp16xx.h (REGISTER_MOVE_COST): Adjust.
11093 * config/h8300/h8300.h (REGISTER_MOVE_COST): Adjust.
11094 * config/i386/i386.h (REGISTER_MOVE_COST): Adjust.
11095 * config/ia64/ia64.h (REGISTER_MOVE_COST): Adjust.
11096 * config/m32r/m32r.h (REGISTER_MOVE_COST): Adjust.
11097 * config/m68hc11/m68hc11.h (REGISTER_MOVE_COST): Adjust.
11098 * config/m68k/m68k.h (REGISTER_MOVE_COST): Adjust.
11099 * config/mcore/mcore.h (REGISTER_MOVE_COST): Adjust.
11100 * config/mips/mips.h (REGISTER_MOVE_COST): Adjust.
11101 * config/mn10200/mn10200.h (REGISTER_MOVE_COST): Adjust.
11102 * config/mn10300/mn10300.h (REGISTER_MOVE_COST): Adjust.
11103 * config/ns32k/ns32k.h (REGISTER_MOVE_COST): Adjust.
11104 * config/pa/pa.h (REGISTER_MOVE_COST): Adjust.
11105 * config/pdp11/pdp11.h (REGISTER_MOVE_COST): Adjust.
11106 * config/pj/pj.h (REGISTER_MOVE_COST): Adjust.
11107 * config/romp/romp.h (REGISTER_MOVE_COST): Adjust.
11108 * config/rs6000/rs6000.h (REGISTER_MOVE_COST): Adjust.
11109 * config/sh/sh.h (REGISTER_MOVE_COST): Adjust.
11110 * config/sparc/sparc.h (REGISTER_MOVE_COST): Adjust.
11112 2001-01-01 Bernd Schmidt <bernds@redhat.com>
11114 * alias.c (fixed_scalar_and_varying_struct): Adjust prototype of
11115 arg VARIES_P. Call it with extra arg.
11116 (true_dependence): Likewise.
11117 * rtl.h (rtx_addr_can_trap_p): Declare.
11118 (rtx_varies_p, rtx_addr_varies_p, true_dependence): Update
11120 * rtlanal.c (rtx_addr_can_trap_p): No longer static.
11121 (rtx_varies_p): Accept extra arg FOR_ALIAS; only disallow
11122 pic offset table register if it's zero. All callers changed.
11123 (rtx_addr_varies_p): Accept extra arg FOR_ALIAS; all callers changed.
11125 Mon Jan 1 07:38:33 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
11127 * explow.c (convert_memory_address, case SYMBOL_REF): Copy
11128 STRING_POOL_ADDRESS_P.
11130 * config/sparc/sparc.c (input_operand): Properly test for short op.
11132 * config.gcc (sparc-*-elf): Include sparc/sol2.h.
11133 (sparc-*-rtems*): Include sparc/sol2.h and sparc/elf.h.
11134 (sparclite-*-elf*, sparc86x-*-elf*): Likewise.
11135 * config/sparc/elf.h: No longer include sol2.h.
11136 * config/sparc/lifeelf.h: No longer include sparc/elf.h.
11137 * config/sparc/rtemself.h, config/sparc/sp86x-elf.h: Likewise.
11139 * config/sparc/sparc.md: Test TARGET_ARCH64 instead of TARGET_PTR64.
11141 2001-01-01 Michael Hayes <mhayes@redhat.com>
11143 * loop.c (check_insn_for_bivs): Use ivs->n_regs to check array bounds.
11144 (find_mem_givs, record_biv, maybe_eliminate_biv): Likewise.
11145 (record_initial): Likewise.
11146 * unroll.c (copy_loop_body, loop_iterations): Likewise.
11147 (remap_split_bivs): Likewise.
11149 2001-01-01 Michael Hayes <mhayes@redhat.com>
11151 * loop.c (loop_ivs_free): New function.
11152 (strength_reduce): Break out from...
11154 2001-01-01 Michael Hayes <mhayes@redhat.com>
11156 * loop.h (struct iv): New.
11157 (REG_IV_TYPE, REG_IV_CLASS, REG_INFO): Modify to use 'struct iv'.
11158 (struct loop_ivs): Replace 'reg_iv_type', 'reg_iv_info',
11159 'reg_biv_class' fields with 'regs' and 'n_regs'.
11160 (struct ivs): Rename 'loop_iv_list' field to 'list'.
11161 * loop.c (loop_bivs_find, strength_reduce): Use ivs->regs array.
11162 * unroll.c (loop_iterations): Check array bounds with ivs->n_regs.
11164 2000-12-31 Alexandre Oliva <aoliva@redhat.com>
11166 * resource.c (mark_referenced_resources): Abort() before
11167 attempting to mark a pseudo register.
11168 (mark_set_resources): Likewise.
11170 2001-01-01 Michael Hayes <mhayes@redhat.com>
11172 * loop.h (REG_IV_CLASS): New accessor macro.
11173 * loop.c (REG_IV_CLASS): Use it instead of reg_iv_class array.
11174 * unroll.c (REG_IV_CLASS): Likewise.
11176 See ChangeLog.4 for earlier changes.