1 Fri May 18 07:26:34 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
3 * genrecog.c (enum decision_type): Add DT_elt_zero-wide_safe.
4 (add_to_sequence): Make that decision type.
5 (maybe_both_true_2, nodes_identical_1, factor_tests): Use it.
6 (write_switch, write_cond, debug_decision_2): Likewise.
8 * dbxout.c (dbxout_type): Use host_integerp and fix typo in testing
10 (dbxout_symbol, case TYPE_DECL): Don't generate tag for records of
13 2001-05-18 Stan Shebs <shebs@apple.com>
15 * configure.in (gcc_cv_as_eh_frame): Cope with old assemblers.
16 * configure: Regenerate.
18 2001-05-18 Per Bothner <per@bothner.com>
20 Changes needed for java/jvspec.c
21 * gcc.h (n_infiles, outfiles): Add declarations.
22 * gcc.c (n_infiles, outfiles): Mske no longer static.
24 Fri May 18 10:14:42 2001 Jeffrey A Law (law@cygnus.com)
26 * config/pa/som.h (EXCEPTION_SECTION): Define.
28 2001-05-18 Daniel Berlin <dan@cgsoftware.com>
30 * dwarf2out.c: Add dw_loc_list_ref, a reference to a location
32 Add have_location_lists, a variable to determine whether we need a
33 .debug_loc section or not.
34 (enum dw_val_class): Add dw_val_class_loc_list.
35 (dw_val_struct): Add val_loc_list.
36 (dw_loc_list_struct): New structure, represents location lists.
37 (new_loc_list): New function, return a new location list, given
38 the range and location expression.
39 (add_loc_descr_to_loc_list): New function, add a location
40 expression to a location list, given the expression and range.
41 (output_loc_list): New function, output a location list.
42 (gen_internal_sym): Modified to take symbol prefix, so we can
43 reuse it for location list symbols.
44 (add_AT_loc_list): New function, add a location list to a DIE at
46 (AT_loc_list): New function, return the location list reference
47 for a given attribute, if it's a location list.
48 (print_die): Handle dw_val_class_loc_list.
50 (value_format): Ditto.
52 (output_location_lists): New function, output all of the location
53 lists for a DIE and it's children.
54 (dwarf2out_finish): Call output_location_lists if we have location
58 Fri May 18 15:39:16 CEST 2001 Jan Hubicka <jh@suse.cz>
60 * gcse.c (try_replace_reg): First try global replace, later try to
61 simplify the expression.
63 * gcse.c (find_used_regs): Change calling convention; work via
65 (cprop_insn): Update call of find_used_regs; work for CALL_INSNs too.
67 2001-05-18 Bernd Schmidt <bernds@redhat.com>
70 2001-02-09 Nick Clifton <nickc@redhat.com>
71 * config/arm/arm.md: Change output constraint on post inc
72 load/store multiple patterns to be a read/write constraint.
74 2001-05-18 Mark Mitchell <mark@codesourcery.com>
76 * function.c (expand_function_start): Avoid creating BLKmode
79 2001-05-17 Mark Mitchell <mark@codesourcery.com>
81 * dwarf2out.c (output_comp_unit): Always output a compilation-unit
82 DIE, even if it has no children.
83 (dwarf2out_finish): Always output the line-number table, even if
86 2001-05-18 David Edelsohn <edelsohn@gnu.org>
88 * rs6000.md (movsfcc,movdfcc): Remove NE case.
90 2001-05-17 Bruce Korb <bkorb@gnu.org>
92 * fixinc/fixincl.tpl: rewritten as an AutoGen version 5 template
93 * fixinc/genfixes: emit a warning if AutoGen is out of date
95 2001-05-17 Brendan Conoboy <blc@cygnus.com>
96 Bruce Korb <bkorb@gnu.org>
98 * fixinc/fixincl.sh(FIXINC): accept local directory if fixincl not
99 found in fixinc directory. Facilitates binary distributions.
101 2001-05-17 Jeffrey Oldham <oldham@codesourcery.com>
103 * dbxout.c (dbxout_symbol_location): For CONCAT, skip types not
106 Thu May 17 19:42:39 2001 Mark Kettenis <kettenis@wins.uva.nl>
108 * dwarf2out.c (modified_type_die): Equate qualified type to die.
110 Thu May 17 23:19:46 CEST 2001 Jan Hubicka <jh@suse.cz>
112 * integrate.c (copy_rtx_and_substitute): Use simplify_gen_subreg.
113 (simplify_subreg): Handle complex types represented as CONCAT.
115 * recog.c (validate_replace_rtx_1): Properly canonicalize expression
116 * rtl.h (swap_commutative_operands_p): Declare.
117 * rtlanal.c (swap_commutative_operands_p): New.
118 (operand_preference): New static function.
120 * combine.c (combine_simplify_rtx): Use swap_commutative_operands_p.
121 (gen_binary): Likewise.
122 * optabs.c (emit_cmp_and_jump_insns, emit_conditional_move): Likewise.
123 * simplify-rtx.c (simplify_gen_binary,
124 simplify_gen_relational): Likewise.
126 Thu May 17 20:43:36 CEST 2001 Jan Hubicka <jh@suse.cz>
128 * cse.c (fold_rtx): Use simplify_subreg.
130 * simplify-rtx.c (simplify_replace_rtx): Use simplify_gen_subreg.
131 (simplify_gen_subreg): New.
132 (simplify_rtx): Use simplify_subreg.
133 * rtl.h (simplify_gen_subreg): Declare.
135 2001-05-17 Mark Mitchell <mark@codesourcery.com>
137 * doc/install.texi: Update Solaris information.
139 * except.h (protect_cleanup_actions): Remove it.
140 (lang_protect_cleanup_actions): Declare it.
141 * except.c (protect_cleanup_actions): Remove it.
142 (lang_protect_cleanup_actions): New variable.
143 (init_eh): Don't make protect_cleanup_actions a GC root.
144 (expand_eh_region_and_cleanup): Call
145 lang_protect_cleanup_actions.
146 (output_function_exception_table): Remove unused `align'
148 * varasm.c (assemble_external): Abort if we have not yet
149 opened the assembly output file.
151 Thu May 17 11:54:50 2001 Jeffrey A Law (law@cygnus.com)
153 * except.c (sjlj_emit_function_enter): Call assemble_external_libcall
154 for eh_personality_libfunc.
156 Thu May 17 19:48:00 CEST 2001 Jan Hubicka <jh@suse.cz>
158 * recog.c (validate_replace_rtx_1): Use "TO" mode if not VOIDmode
159 when calling simplify_subreg. This is needed to allow replacing
160 of expression of one mode by expression of different mode.
162 Thu May 17 19:40:03 CEST 2001 Jan Hubicka <jh@suse.cz>
164 * simplify-rtx.c (simplify_subreg): Avoid creating of incorrect subregs.
166 2001-05-17 Bernd Schmidt <bernds@redhat.com>
168 * expr.c (protect_from_queue): Protect against subsequent calls to
170 (expand_expr, case ADDR_EXPR): Prevent protect_from_queue from being
173 Thu May 17 18:17:34 CEST 2001 Jan Hubicka <jh@suse.cz>
175 * simplify_rtx.c (simplify_subreg): Fix simplification of nested subregs.
177 2001-05-17 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
179 * gccbug.in (CATEGORIES): Add "bootstrap".
181 Thu May 17 16:59:41 CEST 2001 Jan Hubicka <jh@suse.cz>
183 * simplify-rtx.c (simplify_subreg): Break out from ...
184 * combine.c (combine_splify_rtx) ... here and ...
185 * recog.c (validate_replace_rtx_1): ... here;
186 * rtl.h (subreg_lowpart_parts_p, simplify_subreg): Declare.
187 * emit-rtl.c (subreg_lowpart_parts_p): Break out from ...
188 (subreg_lowpart_p): ... here.
190 2001-05-17 Bernd Schmidt <bernds@redhat.com>
192 * stmt.c (expand_asm_operands): For inout operands, make sure
193 the substitution of '=' for '+' makes it into the rtl.
195 * reload1.c (delete_output_reload): Call eliminate_regs on substed.
196 (reload_as_needed): Call update_eliminable_offsets a bit later.
198 2001-05-17 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
200 * gcc.texi (gccbug): Refer to the web pages for detailed information
203 2001-05-16 Zack Weinberg <zackw@stanford.edu>
205 * libgcc1-test.c, libgcc1.c, config/i386/perform.h: Delete file.
207 * Makefile.in: Delete variables: OLDCC, CCLIBFLAGS, OLDAR,
208 OLDAR_FLAGS, LIBGCC1, LIBGCC1_TEST, CROSS_LIBGCC1,
209 LIB1FUNCS, and LIB1FUNCS_EXTRA. Delete rules: libgcc1-test,
210 libgcc1-test.o. Clarify commentary now that libgcc1 no longer exists.
211 * cross-make: Don't set LIBGCC1.
212 * mklibgcc.in: Delete all code for building from libgcc1.c.
213 Always honor LIB1ASMFUNCS if set.
215 * crtstuff.c, floatlib.c, longlong.h, config/fp-bit.c,
216 config/arc/lib1funcs.asm, config/arm/lib1funcs.asm,
217 config/d30v/libgcc1.asm, config/fr30/lib1funcs.asm,
218 config/h8300/lib1funcs.asm, config/i386/cygwin.asm,
219 config/i386/uwin.asm, config/m68hc11/larith.asm,
220 config/m68k/lb1sf68.asm, config/mcore/lib1.asm,
221 config/mn10200/lib1funcs.asm, config/sh/lib1funcs.asm,
222 config/sparc/lb1spc.asm, config/sparc/lb1spl.asm,
223 config/v850/lib1funcs.asm, config/c4x/libgcc.S:
224 Delete or update references to libgcc1 in commentary.
226 * config/t-libc-ok, config/t-linux, config/t-linux-aout,
227 config/t-netbsd, config/a29k/t-a29kbare, config/a29k/t-vx29k,
228 config/alpha/t-interix, config/alpha/t-osf, config/alpha/t-vms,
229 config/arc/t-arc, config/arm/t-arm-aout, config/arm/t-arm-coff,
230 config/arm/t-arm-elf, config/arm/t-linux, config/arm/t-pe,
231 config/arm/t-semi, config/arm/t-strongarm-coff,
232 config/arm/t-strongarm-elf, config/arm/t-strongarm-pe,
233 config/arm/t-xscale-coff, config/arm/t-xscale-elf, config/avr/t-avr,
234 config/c4x/t-c4x, config/d30v/t-d30v, config/fr30/t-fr30,
235 config/h8300/t-h8300, config/i386/t-beos, config/i386/t-cygwin,
236 config/i386/t-i386elf, config/i386/t-interix, config/i386/t-netware,
237 config/i386/t-next, config/i386/t-rtems-i386, config/i386/t-sol2,
238 config/i960/t-960bare, config/i960/t-vxworks960, config/ia64/t-ia64,
239 config/m32r/t-m32r, config/m68hc11/t-m68hc11-gas, config/m68k/t-lynx,
240 config/m68k/t-m68kbare, config/m68k/t-m68kelf,
241 config/m68k/t-mot3300-gald, config/m68k/t-mot3300-gas,
242 config/m68k/t-next, config/m68k/t-vxworks68, config/m88k/t-bug,
243 config/m88k/t-dgux, config/m88k/t-dgux-gas, config/m88k/t-dguxbcs,
244 config/m88k/t-luna, config/m88k/t-luna-gas, config/m88k/t-m88k,
245 config/m88k/t-m88k-gas, config/m88k/t-sysv4, config/mcore/t-mcore,
246 config/mcore/t-mcore-pe, config/mips/t-bsd, config/mips/t-bsd-gas,
247 config/mips/t-cross64, config/mips/t-ecoff, config/mips/t-elf,
248 config/mips/t-iris6, config/mips/t-r3900, config/mips/t-svr3,
249 config/mips/t-svr3-gas, config/mips/t-svr4, config/mips/t-svr4-gas,
250 config/mips/t-ultrix, config/mn10200/t-mn10200,
251 config/mn10300/t-mn10300, config/pa/t-linux, config/pa/t-linux64,
252 config/pa/t-pa, config/pa/t-pa64, config/pa/t-pro,
253 config/pdp11/t-pdp11, config/pj/t-pj, config/rs6000/t-aix43,
254 config/rs6000/t-beos, config/rs6000/t-darwin, config/rs6000/t-newas,
255 config/rs6000/t-ppccomm, config/rs6000/t-rs6000, config/sh/t-linux,
256 config/sh/t-sh, config/sparc/t-chorus-elf, config/sparc/t-elf,
257 config/sparc/t-sol2, config/sparc/t-sp86x, config/sparc/t-sparcbare,
258 config/sparc/t-sparclite, config/sparc/t-splet,
259 config/sparc/t-sunos41, config/sparc/t-vxsparc,
260 config/sparc/t-vxsparc64, config/v850/t-v850:
261 Don't set any of LIBGCC1, CROSS_LIBGCC1, or LIBGCC1_TEST.
263 * config/alpha/alpha.h, config/i386/i386.h, config/i860/i860.h:
264 Don't set FLOAT_VALUE_TYPE, FLOAT_ARG_TYPE, INTIFY, or FLOATIFY.
265 * config/d30v/d30v.h: Don't mention LIBGCC_NEEDS_DOUBLE,
266 FLOAT_VALUE_TYPE, FLOAT_ARG_TYPE, FLOATIFY, INTIFY,
267 nongcc_SI_type, nongcc_word_type, or perform_*
268 * config/i860/fx2800: Don't define perform_umodsi3 or perform_modsi3.
270 * config/i386/386bsd.h, config/i386/beos-elf.h,
271 config/i386/linux-aout.h, config/i386/linux-oldld.h,
272 config/i386/linux.h, config/i386/mach.h, config/i386/netbsd.h,
273 config/i386/openbsd.h, config/i386/osfrose.h, config/i386/rtemself.h:
274 Don't include i386/perform.h.
276 * config/a29k/t-a29k, config/arm/t-semiaof, config/i370/t-i370,
277 config/i370/t-linux, config/i370/t-mvs, config/i370/t-oe,
278 config/i386/t-djgpp, config/i386/t-i386bare, config/i386/t-vsta,
279 config/ia64/t-hpux, config/mips/t-mips, config/mips/t-mips-gas,
280 config/mips/t-osfrose, config/sparc/t-sp64, config/sparc/t-sunos40,
281 config/vax/t-openbsd, config/vax/t-vax: Delete.
283 * config.gcc: Remove references to deleted files.
284 (arm-semi-aof): Use arm/t-semi for tmake_file.
286 * gcc.texi, install.texi, invoke.texi, tm.texi:
287 Delete or rewrite text which is no longer relevant now that
288 libgcc1 no longer exists.
290 * config/t-openbsd, config/alpha/t-interix, config/i386/t-interix:
291 No need to set INSTALL_ASSERT_H. (Missed in previous sweep.)
293 2001-05-16 Wolfgang Bangerth <wolfgang.bangerth@iwr.uni-heidelberg.de>
294 Bruce Korb <bkorb@gnu.org>
296 * fixinc/inclhack.def(solaris27_mutex_init): Fix broken mutex
299 2001-05-16 Zack Weinberg <zackw@stanford.edu>
301 * i386.md: Add two peepholes to clean up code generated by
304 2001-05-16 Richard Henderson <rth@redhat.com>
306 * dwarf2asm.c (eh_data_format_name): Add names for "pointer size"
307 variants of non-absolute encodings.
309 * config/i386/i386.h (ASM_PREFERRED_EH_DATA_FORMAT): New.
311 * libgcc-std.ver (_Unwind_Find_FDE, __register_frame_info_bases,
312 __register_frame_info_table_bases): Export.
314 2001-05-16 Richard Henderson <rth@redhat.com>
316 * except.c (eh_data_format_name): Move to ...
317 * dwarf2asm.c: ... here. Use designated initializers if available.
318 (dw2_asm_output_encoded_addr_rtx): Accept varargs commentary.
319 * dwarf2asm.h: Update declarations.
320 * dwarf2out.c (output_cfi) [DW_CFA_set_loc]: If for_eh, mind
321 ASM_PREFERRED_EH_DATA_FORMAT.
322 (output_call_frame_info): Likewise. Use 'L' augmentation for
325 * unwind-dw2-fde.h (struct fde_vector): New.
326 (struct old_object): Rename from struct object.
327 (struct object): New.
328 (__register_frame_info_bases): Declare.
329 (__register_frame_info_table_bases): Declare.
330 (struct dwarf_fde): Remove explicit pc_begin/pc_range members.
331 * unwind-dw2-fde.c (objects): Remove.
332 (unseen_objects, seen_objects): New.
333 (__register_frame_info_bases): New.
334 (__register_frame_info): Use it.
335 (__register_frame_info_table_bases): New.
336 (__register_frame_info_table): Use it.
337 (__deregister_frame_info): Rewrite for changed object struct.
338 (base_from_object, get_cie_encoding, get_fde_encoding): New.
339 (fde_unencoded_compare): Rename from fde_compare; uninline.
340 (fde_single_encoding_compare, fde_mixed_encoding_compare): New.
341 (start_fde_sort): Adjust for new definition of fde_vector.
342 (fde_insert): Likewise.
343 (end_fde_sort): Likewise. Select comparison function based
344 on properties of the object.
345 (fde_split): Take object and fde_compare_t arguments.
346 (frame_heapsort, fde_merge): Likewise.
347 (classify_object_over_fdes): Rename from count_fdes. Handle
348 encoded pointers. Collect encoding, mixed_encoding, and pc_begin
350 (add_fdes): Handle encoded pointers.
351 (init_object): Rename from frame_init. Update for new struct object.
352 (linear_search_fdes): Rename from search_fdes. Handle encoded
354 (binary_search_unencoded_fdes): Broken out from _Unwind_Find_FDE.
355 (binary_search_single_encoding_fdes): New.
356 (binary_search_mixed_encoding_fdes): New.
357 (search_object): New.
358 (_Unwind_Find_FDE): Update for new struct object. Fill in
360 * unwind-dw2.c: Include unwind-pe.h. Constify all pointers
361 iterating over EH data.
362 (_Unwind_FrameState): Remove saw_lsda, addr_encoding. Add
363 fde_encoding, lsda_encoding.
364 (read_uleb128, read_sleb128): Remove.
365 (read_encoded_pointer): Remove. All callers use read_encoded_value.
366 (extract_cie_info): Set lsda_encoding from 'L' augmentation.
367 (uw_frame_state_for): Don't set bases.func. Handle encoded fde
369 * unwind-pe.h: Add "struct" to _Unwind_Context references.
371 2001-05-16 Neil Booth <neil@cat.daikokuya.demon.co.uk>
373 * cppexp.c (lex): Use NODE_NAME and NODE_LEN.
374 * cpphash.c (_cpp_lookup_with_hash): Similarly.
375 * cpplex.c (cpp_ideq, parse_identifier, cpp_token_len,
376 cpp_spell_token, cpp_output_token): Similarly.
377 * cpplib.c (lex_macro_node, do_undef, do_pragma,
378 do_pragma_poison, parse_assertion, do_assert): Similarly.
379 * cppmacro.c (builtin_macro, parse_args, funlike_invocation_p,
380 save_parameter, _cpp_create_definition, check_trad_stringification,
381 cpp_macro_definition): Similarly.
382 * cppmain.c (cb_define, cb_undef, dump_macro): Similarly.
383 * c-lex.c (cb_undef, c_lex): Similarly.
384 * fix-header.c (recognized_function): Similarly.
385 * cpplib.h (NODE_LEN, NODE_NAME): New.
386 (cpp_hashnode): Rename length len.
388 Wed May 16 13:41:10 2001 Jeffrey A Law (law@cygnus.com)
390 * pa32-regs.h (HARD_REGNO_MODE_OK): Allow TI/TFmode values in
393 2001-05-16 Andreas Jaeger <aj@suse.de>
395 * Makefile.in (toplev.o): Add dependency on dwarf2asm.h.
397 * toplev.c: Include dwarf2asm.h for prototype of
398 dw2_output_indirect_constants.
400 Wed May 16 19:53:53 CEST 2001 Jan Hubicka <jh@suse.cz>
402 * stmt.c (expand_asm_operands): Be able to offload addressof
403 expression to memory. (PR optimization/185)
405 Wed May 16 18:53:23 CEST 2001 Jan Hubicka <jh@suse.cz>
407 * combine.c (combine_simplify_rtx): Set op0_mode to VOIDmode after
408 applying distributive law.
410 2001-05-16 John David Anglin <dave@hiauly1.hia.nrc.ca>
412 * pa-hpux10.h (THREAD_MODEL_SPEC): Define.
414 * gthr-dce.h (UNUSED): Attribute unused macro.
415 (__gthread_key_dtor): Make arguments UNUSED.
416 (__gthread_key_delete): Revise for compatibility with DRAFT4
419 2001-05-16 David Edelsohn <edelsohn@gnu.org>
421 * doc/install.texi: Update AIX information.
422 * README.RS6000: Remove obsolete file.
424 2001-05-16 Jakub Jelinek <jakub@redhat.com>
425 Nathan Sidwell <nathan@codesourcery.com>
427 * gcc.c (give_switch): Don't write before start of string.
428 Always append suffix.
430 2001-05-16 Nathan Sidwell <nathan@codesourcery.com>
432 * cpplex.c (_cpp_lex_token, '/' case): Comments can't appear
435 2001-05-16 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
437 * README.ALTOS: Remove obsolete file.
439 2001-05-16 Neil Booth <neil@daikokuya.demon.co.uk>
441 * c-lex.h (save_and_forget_protocol_qualifiers,
442 forget_protocol_qualifiers, remember_protocol_qualifiers):
443 Remove deleted functions' prototypes.
445 2001-05-16 Neil Booth <neil@daikokuya.demon.co.uk>
447 * c-parse.in (methodtype): New production.
448 (methoddef, methodproto): Collapse separate '-' and '+'
451 2001-05-16 Neil Booth <neil@cat.daikokuya.demon.co.uk>
453 * c-common.h (RID_FIRST_PQ): New.
454 * c-parse.in (objc_pq_context): New.
455 (objc parser): Set objc_pq_context rather than calling
456 remember_protocol_qualifiers and forget_protocol_qualifiers.
457 Don't call save_and_forget_protocol_qualifiers.
458 (yylexname): Handle objc protocol qualifiers here.
459 * stringpool.c (struct str_header): Replace with sp_hashnode.
460 (SP_EMPTY, SP_LEN, SP_TREE, SP_STR, SP_VALID): New.
461 (alloc_string): Rename alloc_ident. Use the SP_ accessors.
462 Allocate an IDENTIFIER_NODE for each identifier.
463 (FORALL_STRINGS, set_identifier): Delete.
464 (FORALL_IDS, expand_string_table, stringpool_statistics): Update.
465 (ggc_alloc_string): Use an obstack.
466 (get_identifier, maybe_get_identifier, mark_string_hash): Update.
467 * tree.h: Update comments.
468 (set_identifier): Delete.
469 * objc/objc-act.c (N_PQ, saved_pq, saved_not_pq,
470 save_and_forget_protocol_qualifiers, forget_protocol_qualifiers,
471 remember_protocol_qualifiers): Delete.
473 Tue May 15 22:14:09 2001 Jeffrey A Law (law@cygnus.com)
475 * flow.c (life_analysis): After life analysis is complete, do
476 an optional scan over insns looking for REG_LABEL notes that
477 reference a deleted label.
478 (propagate_block_delete_insn): Verify INOTE is a CODE_LABEL
479 before peeking at LABEL_NUSES.
481 2001-05-15 Richard Henderson <rth@redhat.com>
483 * unwind-sjlj.c (_Unwind_GetDataRelBase): New.
484 (_Unwind_GetTextRelBase): New.
486 2001-05-15 Mark Mitchell <mark@codesourcery.com>
488 * config/sparc/sol2.h (CPLUSPLUS_CPP_SPEC): Define.
490 2001-05-15 Geoffrey Keating <geoffk@redhat.com>
492 * objc/objc-act.c (handle_class_ref): Use rest_of_decl_compilation
493 so that CHOOSE_SECTION gets used.
495 * config/rs6000/sysv4.h (ASM_PREFERRED_EH_DATA_FORMAT): Treat
496 TARGET_RELOCATABLE like flag_pic for now.
498 2001-05-15 David Edelsohn <edelsohn@gnu.org>
500 * rs6000.md (movdi splitter): Sign extend more efficiently.
501 * rs6000.c (reg_or_arith_cint_operand): Redefine 64-bit constant
502 to "long long" valid on 32-bit and 64-bit hosts.
503 (logical_operand): Cast trunc_int_for_mode return value.
504 (rs6000_emit_move): Shift macro to encapsulate variable.
505 (rs6000_va_start): Use HOST_WIDE_INT_PRINT_DEC.
506 (rs6000_emit_{prologue,epilogue}): EH regno is unsigned but
507 plus_constant requires signed argument.
509 2001-05-15 Loren J. Rittle <ljrittle@acm.org>
511 * gthr-posix.h: Make additional pthread-* functions weak.
513 Tue May 15 13:51:32 CEST 2001 Jan Hubicka <jh@suse.cz>
515 * recog.c (apply_change_group): Avoid unneeded validating.
517 2001-05-14 David Edelsohn <edelsohn@gnu.org>
519 * rs6000.c (num_insns_constant_wide): Constants are sign-extended.
520 (num_insns_constant): CONST_INT can be 64-bits.
522 2001-05-14 Stan Shebs <shebs@apple.com>
524 * config/darwin.h (LIB_SPEC): Just use -lSystem.
525 (LIBGCC_SPEC): Don't define.
527 2001-05-14 Richard Henderson <rth@redhat.com>
529 * configure.in (gcc_cv_as_eh_frame): New test.
530 * config.in, configure: Rebuild.
531 * gcc.c (init_spec): Honor USE_AS_TRADITIONAL_FORMAT.
533 2001-05-14 Andrew MacLeod <amacleod@redhat.com>
535 * config/ia64/lib1funcs.asm (__divtf3): Fix incorrect bits in
536 extended precision divide.
538 2001-05-14 Andrew MacLeod <amacleod@redhat.com>
540 * config/ia64/ia64.c (rtx_needs_barrier): Call rtx_needs_barrier
543 Mon May 14 17:34:48 CEST 2001 Jan Hubicka <jh@suse.cz>
545 * i386.h (TARGET_64BIT): Define to constant if !TARGET_BI_ARCH
546 (CPP_CPU??_SIZE_TYPE): New.
547 (CPP_CPU??_SPEC, CPP_CPUCOMMON_SPEC): Break out from...
548 (CPP_CPU_SPEC): ... here; support choosing of CPU.
549 (EXTRA_SPECS): Add cpp_cpu??, cpp_cpu??sizet, cpp_cpucommon.
550 (MAX_LONG_TYPE_SIZE, MAX_BITS_PER_WORD): Define to 32 for 32bit-only
552 * i386.c (override_options): Add sorry about not suported modes.
554 Mon May 14 08:56:47 2001 Jeffrey A Law (law@cygnus.com)
556 * config/pa/som.h (NM_FLAGS): Remove.
557 (ASM_OUTPUT_FUNCTION_PREFIX): No longer truncate subspace names.
558 (ASM_OUTPUT_SECTION_NAME): Remove.
559 (MAKE_DECL_ONE_ONLY, ASM_WEAKEN_LABEL): Likewise.
561 2001-05-14 Mark Mitchell <mark@codesourcery.com>
563 * regrename.c (regrename_optimize): Do not rename registers to
566 2001-05-14 Alexandre Oliva <aoliva@redhat.com>
568 * rtl.texi (CALL_INSN_FUNCTION_USAGE): Note that (and when) it may
569 contain MEMs. Remove useless distinction about clobbering
572 2001-05-13 Geoff Keating <geoffk@redhat.com>
574 * config/rs6000/rs6000.h (EXCEPTION_SECTION): Move to...
575 * config/rs6000/aix.h (EXCEPTION_SECTION): ... here.
576 * config/rs6000/sysv4.h (CONST_SECTION_ASM_OP): Delete.
577 (ASM_PREFERRED_EH_DATA_FORMAT): Define.
578 (EXCEPTION_SECTION): Define.
580 2001-05-13 Zack Weinberg <zackw@stanford.edu>
582 * libgcc2.c, libgcc2.h: Restore __eprintf. Label as used for
583 binary backward compat only.
584 * Makefile.in (LIB2FUNCS_ST): New. Put _eprintf here, not
585 in LIB2FUNCS. Pass it to mklibgcc.
586 * mklibgcc.in: Handle LIB2FUNCS_ST.
588 * Makefile.in (installdirs): Don't create $(gcc_tooldir).
590 2001-05-13 Alexandre Oliva <aoliva@redhat.com>
592 * tm.texi (THREAD_MODEL_SPEC): Document it.
593 * gcc.c (main): Use it.
594 * config/rs6000/aix43.h (THREAD_MODEL_SPEC): Define it.
595 * config/rs6000/aix51.h (THREAD_MODEL_SPEC): Likewise.
597 2001-05-13 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
599 * rtl.h (SYMBOL_REF_WEAK): New macro.
600 * rtlanal.h (rtx_addr_can_trap): Use it, a weak SYMBOL_REF can trap.
601 * varasm.c (make_decl_rtl): Mark SYMBOL_REF weak if necessary.
602 * rtl.texi (SYMBOL_REF_WEAK): Document it.
603 * gcc.texi: Remove wrong description.
605 2001-05-13 Mark Mitchell <mark@codesourcery.com>
607 * Makefile.in (STAMP): New macro.
608 Replace all uses of `touch' with $(STAMP).
609 * fixinc/Makefile.in: Likewise.
611 Sun May 13 07:26:34 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
613 * configure.in: ldopen is never in -lexc, so don't test for it.
614 Add test for exc_resume in -lexc for Ada.
615 * configure: Regenerated.
617 2001-05-12 Richard Henderson <rth@redhat.com>
619 * dwarf2asm.c (size_of_encoded_value): New function.
620 * dwarf2asm.h: Declare it.
621 * except.c (output_function_exception_table): Align the TType
622 array only as wide as the encoding.
624 2001-05-12 Zack Weinberg <zackw@stanford.edu>
626 * extend.texi: Document #pragma GCC java_exceptions.
628 2001-05-12 Neil Booth <neil@cat.daikokuya.demon.co.uk>
630 * c-parse.in (bison parser, init_reswords): Remove uses of
632 * c-tree.h (doing_objc_thang): Remove.
634 2001-05-12 Neil Booth <neil@daikokuya.demon.co.uk>
636 * cpplex.c (_cpp_lex_token): Ensure we warn at most once
637 about files not ending in newlines.
639 2001-05-12 Neil Booth <neil@cat.daikokuya.demon.co.uk>
641 * dwarfout.c (dwarfout_init): Add cast.
642 * sched-deps.c (sched_analyze_insn): Remove unused vars.
643 * unwind-dw2-fde.c (_Unwind_Find_FDE): Flag unused parameter so.
645 * method.c (build_mangled_C99_name): Remove unused prototype.
647 2001-05-12 Alexandre Oliva <aoliva@redhat.com>
649 * config/arm/arm.h (TARGET_PTRMEMFUNC_VBIT_LOCATION): Use delta.
651 2001-05-12 Alexandre Oliva <aoliva@redhat.com>
653 * defaults.h (TARGET_PTRMEMFUNC_VBIT_LOCATION): Define.
654 * tm.texi (TARGET_PRTMEMFUNC_VBIT_LOCATION): Document.
656 2001-05-11 Richard Henderson <rth@redhat.com>
658 * defaults.h (ASM_PREFERRED_EH_DATA_FORMAT): New.
659 * dwarf2asm.c (dw2_force_const_mem, dw2_output_indirect_constant_1,
660 dw2_output_indirect_constants, dw2_asm_output_encoded_addr_rtx): New.
661 * dwarf2asm.h (dw2_asm_output_encoded_addr_rtx): Prototype.
662 (dw2_output_indirect_constants): Prototype.
663 * dwarf2out.c (dwarf2out_begin_prologue): Generate
664 current_function_func_begin_label if we'll need it for EH. Exit
665 early for IA64_UNWIND_INFO.
666 * except.c: Get DW_EH_PE_* defines from dwarf2.h.
667 (eh_data_format_name): Update for indirect references.
668 (output_function_exception_table): Care for IA64_UNWIND_INFO.
669 Handle ASM_PREFERRED_EH_DATA_FORMAT.
670 * except.h (MUST_USE_SJLJ_EXCEPTIONS): IA64_UNWIND_INFO needn't
671 define HAVE_eh_return etc.
672 * final.c (final_start_function): Always call dwarf2out_begin_prologue.
673 (final_end_function): Don't call output_function_exception_table.
674 * toplev.c (compile_file): Call dw2_output_indirect_constants.
675 (rest_of_compilation): Invoke output_function_exception_table
676 for ia64 before assemble_end_function.
677 * tm.texi (ASM_PREFERRED_EH_DATA_FORMAT): Document.
678 (ASM_MAYBE_OUTPUT_ENCODED_ADDR_RTX): Document.
680 * unwind-dw2.c (_Unwind_GetTextRelBase, _Unwind_GetDataRelBase): New.
681 * unwind.h: Declare them.
682 * libgcc-std.ver: Export them.
683 * unwind-pe.h: New file.
685 * config/alpha/elf.h (ASM_PREFERRED_EH_DATA_FORMAT): New.
687 * config/ia64/fde-glibc.c: Use "struct unw_table_entry"
689 (find_fde_for_dso): Extract DT_PLTGOT.
690 (_Unwind_FindTableEntry): Rename from __ia64_find_fde; return
691 the segment and gp as well.
692 * config/ia64/frame-ia64.c: Remove file.
693 * config/ia64/frame-ia64.h: Remove file.
694 * config/ia64/unwind-ia64.c: New file.
695 * config/ia64/unwind-ia64.h: New file.
696 * config/ia64/ia64.h (ASM_OUTPUT_EH_CHAR): Remove.
697 (ASM_OUTPUT_EH_SHORT, ASM_OUTPUT_EH_INT): Remove.
698 (ASM_OUTPUT_EH_DOUBLE_INT): Remove.
699 (ASM_PREFERRED_EH_DATA_FORMAT): New.
700 (ASM_MAYBE_OUTPUT_ENCODED_ADDR_RTX): New.
701 (IA64_UNWIND_INFO): Re-enable.
702 (HANDLER_SECTION): Remove.
703 (EH_RETURN_DATA_REGNO): New.
704 * config/ia64/ia64.md (exception_receiver): Remove.
705 * config/ia64/t-glibc (LIB2ADDEH): Re-enable.
706 * config/ia64/t-ia64 (LIB2ADDEH): Re-enable.
708 2001-05-11 Richard Henderson <rth@redhat.com>
710 * config/ia64/ia64.c (group_barrier_needed_p): Don't allow
711 calls and jumps to be bundled together.
712 (ia64_reorg): Emit a break after a noreturn call that ends
714 * config/ia64/ia64.md (break_f): New.
716 2001-05-12 Neil Booth <neil@daikokuya.demon.co.uk>
718 * c-lex.c (lex_charconst): Convert into a simple wrapper
719 around cpp_interpret_charconst, to which most of the code
721 * cppexp.c (MAX_CHAR_TYPE_SIZE, MAX_WCHAR_TYPE_SIZE,
722 MAX_LONG_TYPE_SIZE, MAX_INT_TYPE_SIZE, MAX_CHAR_TYPE_MASK,
723 MAX_WCHAR_TYPE_MASK, parse_escape, parse_charconst): Remove.
724 (lex): Use cpp_interpret_charconst.
725 * cpplex.c (parse_escape, read_ucs, cpp_interpret_charconst,
726 hex_digit_value): New functions.
727 (MAX_CHAR_TYPE_SIZE, MAX_WCHAR_TYPE_SIZE): New macros.
728 * cpplib.h (cpp_interpret_charconst): New prototype.
729 * Makefile.in: Update.
731 2001-05-12 Dean Wakerley <dean@wakerley.com>
733 * doc/install.texi: New file. Converted to texinfo from the HTML
734 documentation in wwwdocs/htdocs/install.
736 Fri May 11 15:50:13 2001 Jeffrey A Law (law@cygnus.com)
738 * gcse.c (insert_insn_end_bb): Do not search for assignments to
739 non-argumment registers that are mentioned in CALL_INSN_FUNCTION_USAGE.
741 * toplev.c (compile_file): Move comment for opening output
742 file to just before the code that opens the output file.
744 2001-05-11 Jakub Jelinek <jakub@redhat.com>
746 * regmove.c (regmove_optimize): Suppress the optimization for
747 unchanging destination register. Add comment above function.
749 2001-05-11 Zack Weinberg <zackw@stanford.edu>
751 * Makefile.in: Exterminate all references to assert.h.
752 * cross-make: Likewise.
754 * configure.in: Correct commentary.
755 * configure: Regenerate.
757 * libgcc-std.ver, libgcc2.c, libgcc2.h, sys-protos.h:
760 * config/t-freebsd, config/t-linux, config/t-linux-aout,
761 config/t-netbsd, config/t-rtems, config/x-linux,
762 config/i386/t-beos, config/mcore/t-mcore, config/mcore/t-mcore-pe:
763 No need to override INSTALL_ASSERT_H.
765 * fixinc/fixinc.dgux, fixinc/fixinc.interix, fixinc/fixinc.ptx,
766 fixinc/fixinc.svr4, fixinc/fixinc.winnt, fixinc/fixinc.wrap,
767 fixinc/fixincl.sh: Don't install assert.h into objdir/include.
769 2001-05-11 Graham Stott <grahams@redhat.com>
771 * combine.c (simplify_comparison): Fix typo.
773 2001-05-11 Mark Mitchell <mark@codesourcery.com>
775 * loop.h (struct movables): Remove `num'.
776 * loop.c (scan_loop): Don't set it. Use count_insns_in_loop.
777 Adjust call to strength_reduce.
778 (num_unmoved_movables): New function.
779 (move_movables): Don't set movables->num.
780 (strength_reduce): Compute the number of instructions in the loop
781 here, rather than in the caller.
782 (check_dbra_loop): Always clear reversible_mem_store if there
784 (loop_regs_scan): Don't count instructions here.
785 (count_insn_in_loop): New function.
787 2001-05-11 Mark Mitchell <mark@codesourcery.com>
789 * optabs.c (emit_libcall_block): Don't mark calls as CONST_CALL_P.
791 2001-05-11 Neil Booth <neil@daikokuya.demon.co.uk>
793 * c-common.c (finish_label_expr): New function, lifted from
795 * c-common.h (finish_label_expr, lookup_label): New prototypes.
796 * c-parse.in: Move 3 blocks of parser code into new functions.
797 * c-typeck.c (simple_asm_stmt, c_cast_expr): New functions.
798 * c-tree.h (simple_asm_stmt, c_cast_expr): New prototypes.
799 (lookup_label): Remove.
801 2001-05-11 Alexandre Oliva <aoliva@redhat.com>
803 * config/mn10300/t-mn10300 (dp-bit.c, fp-bit.c): Don't define
804 FLOAT_BIT_ORDER_MISMATCH.
806 2001-05-10 David Edelsohn <edelsohn@gnu.org>
808 * expr.c (emit_push_insn): Convert PUSH_ROUNDING argument to
809 bytes. Reported by Kazu Hirata <kazu@hxi.com>.
811 2001-05-10 David Edelsohn <edelsohn@gnu.org>
813 * expr.c (emit_group_load): extract_bit_field requires a REG or
816 Thu May 10 14:45:44 2001 Jeffrey A Law (law@cygnus.com)
818 * cse.c (cse_insn): Mostly remove first hunk of code which collapsed
819 a computed jump into an unconditional jump.
820 In second hunk of code for collapsing computed and conditional jumps
821 into unconditional jumps, reemit the jump in additional cases.
823 * jump.c (jump_optimize_1): Do not wrap the new jump target
824 inside a LABEL_REF; gen_jump will do that automatically.
826 2001-05-10 Toon Moene <toon@moene.indiv.nluug.nl>
828 * dwarf2out.c (mem_loc_descriptor): Do not pass constant pool
829 contents for a SYMBOL_REF in case of floating point constants.
831 2001-05-10 DJ Delorie <dj@redhat.com>
833 * c-common.c (combine_strings): Widen strings in a
834 host-endian-independent way.
836 2001-05-10 Joseph S. Myers <jsm28@cam.ac.uk>
838 * c-parse.in: Remove many shift/reduce conflicts. Update
840 (declspecs_nosc_nots_nosa_noea, declspecs_nosc_nots_nosa_ea,
841 declspecs_nosc_nots_sa_noea, declspecs_nosc_nots_sa_ea,
842 declspecs_nosc_ts_nosa_noea, declspecs_nosc_ts_nosa_ea,
843 declspecs_nosc_ts_sa_noea, declspecs_nosc_ts_sa_ea,
844 declspecs_sc_nots_nosa_noea, declspecs_sc_nots_nosa_ea,
845 declspecs_sc_nots_sa_noea, declspecs_sc_nots_sa_ea,
846 declspecs_sc_ts_nosa_noea, declspecs_sc_ts_nosa_ea,
847 declspecs_sc_ts_sa_noea, declspecs_sc_ts_sa_ea, declspecs_ts,
848 declspecs_nots, declspecs_ts_nosa, declspecs_nots_nosa,
849 declspecs_nosc_ts, declspecs_nosc_nots, declspecs_nosc, declspecs,
850 maybe_type_quals_setattrs, typespec_nonattr, typespec_attr,
851 typespec_reserved_nonattr, typespec_reserved_attr,
852 typespec_nonreserved_nonattr, maybe_setattrs, structsp_attr,
853 structsp_nonattr, components_notype, component_notype_declarator,
854 absdcl1_ea, absdcl1_noea, direct_absdcl1, absdcl_maybe_attribute,
855 firstparm, setspecs_fp): New
856 (typed_declspecs, reserved_declspecs, typed_typespecs,
857 reserved_typespecquals, declmods, typespec, typespecqual_reserved,
858 typed_declspecs_no_prefix_attr reserved_declspecs_no_prefix_attr
859 declmods_no_prefix_attr, nonempty_type_quals, structsp,
860 type_quals): Remove. Users updated.
861 (initdecls, notype_initdecls, after_type_declarator,
862 parm_declarator, notype_declarator, absdcl1, components, ivars):
863 Don't allow attributes at the start of a declarator; include them
864 in the production containing the declarator instead. Always
865 require type specifiers before trying to redeclare a typedef name.
866 (typename): Allow for attributes but warn that they are ignored.
867 (parmlist, firstparm, setspecs_fp): Include attributes in
868 parmlist; suck them off the parser stack in firstparm using
871 Thu May 10 09:17:42 2001 Jeffrey A Law (law@cygnus.com)
873 * ifcvt.c (merge_if_block): Use any_uncondjump_p, not simplejump_p
874 to determine if a block has an unconditional jump at its end.
876 * jump.c (jump_optimize_1): When converting a conditional jump
877 to an unconditional jump, build the jump using gen_jump instead
878 of just modify operands in-place.
880 2001-05-09 Zack Weinberg <zackw@stanford.edu>
882 * cppinit.c (cpp_post_options): Shut off macro expansion if
884 * cpplib.c (_cpp_handle_directive): If -fpreprocessed, accept
885 IN_I directives only if the # is in column 1 and the directive
886 name begins in column 2.
887 * cppmain.c (scan_buffer): Insert a space between # and an
888 identifier, when that identifier is a directive name.
890 * tradcpp.c (struct file_buf): Add a pointer to the next entry
891 in the header search path.
892 (enum node_type): Add T_INCLUDE_NEXT.
893 (directive_table): Add entry for include_next.
894 (do_include_next): New function.
895 (process_include): New routine, broken out of do_include.
896 (finclude): Insert 'nhd' argument, to be copied into
897 next_header_dir of the new buffer.
898 (main): Adjust to match.
899 * gsyslimits.h, limity.h: Un-indent #include_next.
901 2001-05-09 Joseph S. Myers <jsm28@cam.ac.uk>
903 * objc.texi: Move from ../libobjc/objc-features.texi. Adjust for
904 inclusion as a chapter of the GCC manual.
905 * gcc.texi: Include objc.texi.
906 * fdl.texi: Use @unnumberedsec for the addendum.
907 * Makefile.in ($(srcdir)/gcc.info, gcc.dvi): Update dependencies.
909 Wed May 9 16:01:41 CEST 2001 Jan Hubicka <jh@suse.cz>
911 * i386.md (DImode move splitters): Use !MMX and !SSE for the condition.
913 Wed May 9 10:40:25 2001 Alexandre Oliva <aoliva@redhat.com>
915 * regclass.c (scan_one_insn): Update REG_N_REFS when optimizing
916 handling of two-address insns.
918 Wed May 9 10:36:18 2001 Alexandre Oliva <aoliva@redhat.com>
920 * Makefile.in (NM_FOR_TARGET): Look for ./nm, then
921 ../binutils/nm-new instead of ../binutils/nm.
923 Wed May 9 12:15:46 CEST 2001 Jan Hubicka <jh@suse.cz>
925 * i386.md (movdi splitter): Fix the splitting condition
926 (float_extenddftf splitter): Fix mode.
928 Wed May 9 12:05:39 CEST 2001 Jan Hubicka <jh@suse.cz>
930 * genrecog.c (write_switch): Avoid outputting of switch for
931 types wider than int.
933 2001-05-03 Andrew Haley <aph@cambridge.redhat.com>
935 * reload1.c (copy_eh_notes): New function.
936 (emit_input_reload_insns): Call it.
937 (emit_output_reload_insns): Call it.
939 2001-05-07 Zack Weinberg <zackw@stanford.edu>
941 * config.gcc (i[34567]86-*-sco3.2v4*, i[34567]86-*-sco*):
943 * config/i386/sco.h, config/i386/sco4.h, config/i386/scodbx.h,
944 config/i386/sco4dbx.h, config/i386/x-sco4: Delete file.
946 * optabs.c: Delete #ifdef BROKEN_LDEXP block.
948 2001-05-07 John David Anglin <dave@hiauly1.hia.nrc.ca>
950 * pa.md (interspace_jump): Revise comment.
951 (builtin_longjmp): Block initial setup insns from delay slot of
953 (builtin_setjmp_receiver): New expander to save and restore PIC
956 * som.h (NM_FLAGS): Remove `-n' sort option. Revise comment.
958 Mon May 7 09:30:14 2001 Jeffrey A Law (law@cygnus.com)
960 * toplev.c (compile_file): Set up the output file before we call
961 the various initializers for the compiler.
963 * except.c (sjlj_mark_call_sites): Do not search for assignments to
964 non-argumment registers that are mentioned in CALL_INSN_FUNCTION_USAGE.
966 * pa.h (MAX_LONG_TYPE_SIZE): Should be 32, not 64.
967 * pa-64.h (*_TYPE_SIZE): Undefine before redefining.
969 2001-05-06 Zack Weinberg <zackw@stanford.edu>
971 * Makefile.in (tradcpp0): Correct typo in dependency list.
973 2001-05-06 Geoff Keating <geoffk@redhat.com>
975 * config/rs6000/rs6000.c (rs6000_emit_prologue): Don't save
976 the link register if we're not going to use it.
978 * config/rs6000/rs6000.c (output_profile_hook): Fix a warning.
979 (output_function_profiler): Likewise.
981 2001-05-07 Alan Modra <amodra@one.net.au>
983 * pa.c (compute_frame_size): 64-bit frame marker is 16 bytes.
985 2001-05-06 Alexandre Oliva <aoliva@redhat.com>
987 * unroll.c (loop_iterations): Don't sign-extend abs_diff;
988 zero-extend it. Make abs_inc unsigned.
990 * optabs.c (expand_binop): Sign-extend xop0 and xop1 from the
991 widest mode in narrowing and widening operations.
993 * config/mips/mips.md: Sign extend CONST_INTs.
995 2001-05-06 Andreas Jaeger <aj@suse.de>
997 * invoke.texi (Option Summary): Add -momit-leaf-frame-pointer
998 (i386 Options): Document -momit-leaf-frame-pointer.
1000 2001-05-06 Neil Booth <neil@daikokuya.demon.co.uk>
1002 * c-typeck.c (internal_build_compound_expr): Check for
1003 array to pointer conversion just once.
1005 2001-05-05 Richard Henderson <rth@redhat.com>
1007 * integrate.c (copy_insn_list): Substitute NOTE_EXPECTED_VALUE.
1009 2001-05-05 Richard Henderson <rth@redhat.com>
1011 * except.c (remove_fixup_regions): Adjust REG_EH_REGION notes
1012 to the parent of the fixup region.
1014 2001-05-05 Jakub Jelinek <jakub@redhat.com>
1016 * gcc.c (cpp_options): Define __NO_INLINE__ unless we are honoring
1018 * cpp.texi (__NO_INLINE): Document it.
1020 2001-05-05 Neil Booth <neil@daikokuya.demon.co.uk>
1022 * cppfiles.c (struct include_file): New member err_no.
1023 (find_or_create_entry): Set it.
1024 (open_file): Don't set fds to -2. Instead, use err_no to
1025 remember previous errors, if any.
1027 2001-05-05 Stephane Carrez <Stephane.Carrez@worldnet.fr>
1029 * config/m68hc11/m68hc11.c (m68hc11_gen_movhi): Optimize moves
1030 between X and Y by using sequences of xgdx and xgdy.
1032 2001-05-05 Stephane Carrez <Stephane.Carrez@worldnet.fr>
1034 * config/m68hc11/m68hc11.md ("*logicalsi3_silshr16"): Use '?' instead
1035 of '!' for the 'D' alternative ('!' is too strong).
1036 ("*logicalsi3_silshl16"): Likewise.
1037 ("movstricthi"): Accept 'A' when 'd' constraint, remove spurious '+'.
1038 ("movstrictsi"): Remove spurious '+'.
1039 ("movstrictqi"): Don't accept 'A' and remove spurious '+'.
1040 ("tstqi_1", "*lshrqi3_const1"): Put 'm' constraint before 'd'.
1041 ("subqi3"): Disparage with '!' the 'x' and 'y' registers to avoid
1044 2001-05-04 David Edelsohn <edelsohn@gnu.org>
1046 * calls.c (store_one_arg): Don't divide align by BITS_PER_UNIT.
1048 2001-05-04 Lars Brinkhoff <lars@nocrew.org>
1050 * simplify-rtx.c (simplify_binary_operation): Simplify ~a + 1
1053 2001-05-04 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
1055 * config/rs6000/rs6000.md (ashldi3 splits): Guard with
1058 2001-05-04 Stephane Carrez <Stephane.Carrez@worldnet.fr>
1060 * config/m68hc11/m68hc11.md (lshrhi3_const1): Fix shift of
1061 soft register, use ror instead of rol.
1063 2001-05-04 Stephane Carrez <Stephane.Carrez@worldnet.fr>
1065 * config/m68hc11/m68hc11.c (m68hc11_check_z_replacement): Take
1066 into account pre/post increment decrement for 68HC12.
1067 Fix other problems in replacement and fix call to reg_mentioned_p.
1069 2001-05-04 Stephane Carrez <Stephane.Carrez@worldnet.fr>
1071 * config/m68hc11/larith.asm (L_regs_frame): New for _.frame.
1072 Put the soft registers in bss for 68HC12.
1073 (L_regs_d3_4): New for _.d3 and _.d4.
1074 (L_regs_d5_6): Likewise.
1075 (L_regs_d1_2): Likewise.
1076 * config/m68hc11/t-m68hc11-gas (T_CPPFLAGS): Compile new parts.
1078 2001-05-04 Stephane Carrez <Stephane.Carrez@worldnet.fr>
1080 * config/m68hc11/m68hc11.h (CPP_SPEC): Pass -D__HAVE_SHORT_DOUBLE__
1081 to the pre-processor when -fshort-double is specified.
1082 * config/m68hc11/m68hc11.2 (CPP_SPEC): Likewise.
1084 2001-05-04 Stephane Carrez <Stephane.Carrez@worldnet.fr>
1086 * config/m68hc11/larith.asm (divmodhi4): Empty for 68HC12.
1087 (__mulsi3): Rewrite for 68HC12.
1088 * config/m68hc11/m68hc11.md (divmodhi4): Use idivs for 68HC12.
1089 Mark 'x' constraint with earlyclobber to prevent a
1090 RELOAD_FOR_OTHER_ADDRESS to go in it.
1091 (mulhi3_m68hc12): New pattern.
1092 (mulhi3_m68hc11): Rename of mulhi3.
1093 (mulhi3): New expand for 68HC12 optimisation.
1094 (umulhisi3, mulhisi3): New patterns for 68HC12.
1096 2001-05-04 Stephane Carrez <Stephane.Carrez@worldnet.fr>
1098 * config/m68hc11/m68hc11.md (*tbne, *tbeq): New patterns for 68HC12.
1099 (extendqisi2, extendqihi2, extendhisi2): Use sex for 68HC12.
1100 (uminqi3, umaxqi3, uminhi3, umaxhi3): New pattern for 68HC12.
1102 2001-05-04 Stephane Carrez <Stephane.Carrez@worldnet.fr>
1104 * config/m68hc11/m68hc11.h (CONST_COSTS): Make the cost of
1105 constants cheap after reload.
1106 * config/m68hc11/m68hc11.c (m68hc11_shift_cost): Shift by 16 and 32
1108 (m68hc11_rtx_costs): Cost of multiplication by 65536 is expensive
1109 so that gcc prefers a shift by 16.
1110 (m6811_cost, m6812_cost): Make the shift cheap compared to an add.
1112 2001-05-04 Nick Clifton <nickc@cambridge.redhat.com>
1114 * config/arm/elf.h (ASM_OUTPUT_ALIGNED_COMMON): Define.
1116 2001-05-04 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1118 * alpha.h: NULL_PTR -> NULL.
1125 * i386.md: Likewise.
1128 * m68hc11.h: Likewise.
1129 * rs6000.h: Likewise.
1132 * sparc.h: Likewise.
1136 * final.c: Likewise.
1138 * recog.c: Likewise.
1140 2001-05-04 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1142 * i386.c (ix86_emit_restore_regs_using_mov, ix86_save_reg): Change
1143 `bool' parameter to `int'.
1145 * hash.c (hash_lookup): Likewise.
1147 * hash.h (hash_lookup): Likewise.
1149 * tlink.c (symbol_hash_lookup, demangled_hash_lookup): Likewise.
1151 Fri May 4 13:10:03 CEST 2001 Jan Hubicka <jh@suse.cz>
1153 * i386.c (x86_initialize_trampoline): Fix mode of constant.
1155 2001-05-03 Geoff Keating <geoffk@redhat.com>
1157 * invoke.texi (i386 Options): Delete references to -malign-jumps,
1158 -malign-loops, -malign-functions.
1159 * i386.c (ix86_align_funcs): Delete.
1160 (ix86_align_loops): Delete.
1161 (ix86_align_jumps): Delete.
1162 (override_options): Mark -malign-* as obsolete. Emulate their
1163 behaviour with the -falign-* options. Default -falign-* from
1164 the processor table.
1165 * i386.h (FUNCTION_BOUNDARY): Define to 16; revert Richard Kenner's
1166 patch of Wed May 2 13:09:36 2001.
1167 (LOOP_ALIGN): Delete.
1168 (LOOP_ALIGN_MAX_SKIP): Delete.
1169 (LABEL_ALIGN_AFTER_BARRIER): Delete.
1170 (LABEL_ALIGN_AFTER_BARRIER_MAX_SKIP): Delete.
1172 2001-05-04 Andreas Jaeger <aj@suse.de>
1174 * except.h: Add prototype declaration for
1175 expand_builtin_init_dwarf_reg_sizes.
1177 2001-05-03 Geoffrey Keating <geoffk@redhat.com>
1179 * Makefile.in (site.exp): Set TESTING_IN_BUILD_TREE.
1181 2001-05-03 Stephane Carrez <Stephane.Carrez@worldnet.fr>
1183 * config/m68hc11/m68hc11.md ("bitcmpqi"): New pattern for bitb
1185 ("bitcmpqi2"): New pattern for bit-extract and test.
1186 ("bitcmphi"): New pattern for bitb/bita instructions.
1188 2001-05-03 Joseph S. Myers <jsm28@cam.ac.uk>
1190 * gccbug.in: Use a temporary directory when the mktemp command is
1193 2001-05-03 Stephane Carrez <Stephane.Carrez@worldnet.fr>
1195 * config/m68hc11/m68hc11.h (STATIC_CHAIN_REGNUM): Use soft z register
1197 (INITIALIZE_TRAMPOLINE): Call it.
1198 (TRAMPOLINE_SIZE): Define according to 68HC11/68HC12.
1199 (TRAMPOLINE_TEMPLATE): Remove.
1200 * config/m68hc11/m68hc11.c (m68hc11_initialize_trampoline): New.
1201 * config/m68hc11/m68hc11-protos.h (m68hc11_initialize_trampoline):
1204 2001-05-03 David O'Brien <obrien@FreeBSD.org>
1206 * config/t-freebsd: Don't install "assert.h" in gcc. Compile crtbeginS.o
1207 and crtendS.o with PIC.
1209 2001-05-03 Stephane Carrez <Stephane.Carrez@worldnet.fr>
1211 * config/m68hc11/larith.asm (__mulqi3): Fix multiplication of two
1213 (___subdi3, ___adddi3): Use x instead of y as index register.
1214 (__init_bss_section, __map_data_section): Optimize for 68HC12.
1215 (__memset, __memcpy): Likewise.
1216 (regs): Put the soft registers in bss for 68HC12.
1217 (abort): Use trap to abort for 68hc12.
1218 (__mulhi3, __mulhi32): Use emul for 68hc12.
1219 (__mulsi3): Avoid to use the tmp soft register for 68hc12.
1221 2001-05-03 Stephane Carrez <Stephane.Carrez@worldnet.fr>
1223 * config/m68hc11/m68hc11.h (LIMIT_RELOAD_CLASS): Don't define.
1224 * config/m68hc11/m68hc11-protos.h (limit_reload_class): Remove.
1225 * config/m68hc11/m68hc11.c (limit_reload_class): Remove.
1226 (m68hc11_override_options): Remove setting of flag_no_nonansi_builtin.
1227 Set 68HC12 min offset to -65536.
1228 (print_operand): Put parenthesis arround the operand if it refers
1229 to a symbol having the same name as a register.
1230 (m68hc11_z_replacement): When z register is replaced by its
1231 equivalent soft register, force the insn to be re-recognized.
1232 (m68hc11_check_z_replacement): Fix the test when destination is
1233 the index register and z dies in the insn.
1234 (m68hc11_reorg): Remove the REG_DEAD notes beforce recomputing them.
1236 2001-05-03 Stephane Carrez <Stephane.Carrez@worldnet.fr>
1238 * config/m68hc11/m68hc11.c (m68hc11_override_options): Initialize
1239 costs according to processor variant.
1240 (m68hc11_shift_cost): New function to compute shift costs.
1241 (m68hc11_rtx_costs): Define costs according to processor variant.
1242 (m6811_cost): Costs for 68HC11.
1243 (m6812_cost): Costs for 68HC12.
1244 (COSTS_N_INSNS): Remove.
1246 * config/m68hc11/m68hc11.h (RTX_COSTS): New.
1247 (DEFAULT_RTX_COSTS): Remove.
1248 (CONST_COSTS): Define costs according to OUTER_CODE.
1249 (processor_costs): New struct to define costs.
1250 (m68hc11_cost): Pointer to current costs.
1252 2001-05-03 Stephane Carrez <Stephane.Carrez@worldnet.fr>
1254 * config/m68hc11/m68hc11.md (*addhi3_68hc12): Fix generation
1255 and use m68hc11_notice_keep_cc when using leax/leay.
1256 (addhi3 split): Reject split if the insn is handled by
1258 * config/m68hc11/m68hc11.c (m68hc11_split_move): For 68HC12 the
1259 push must be handled in a special way if the source operand uses
1260 sp as index register.
1261 (m68hc11_notice_keep_cc): New function.
1262 (m68hc11_gen_movhi): Use it when an insn changes a register but
1264 (m68hc11_gen_movqi): Fix move for 68HC12.
1265 * config/m68hc11/m68hc11-protos.h (m68hc11_notice_keep_cc): Declare.
1267 2001-05-03 Stephane Carrez <Stephane.Carrez@worldnet.fr>
1269 * config/m68hc11/m68hc11.c (m68hc11_emit_libcall): Use LCT_CONST
1270 and don't pass operands[0] to emit_library_call_value.
1272 2001-05-03 Stephane Carrez <Stephane.Carrez@worldnet.fr>
1274 * config/m68hc11/m68hc11.md (tsthi_1): Use cpd for 68HC12.
1275 (zero_extendsi split): Simplify and use (zero_extendhi).
1276 (*addhi3): Remove 'w' constraint since stack pointer is handled
1278 (*ashlhi3_2): Operand 2 is clobbered use '+' for its constraint.
1279 (*ashlhi3, *ashrhi3, *lshrhi3): Likewise.
1280 (*ashrhi3_const): Fix shift by 7.
1281 (*lshrsi3_const16): Fix template.
1282 (call, call_value): Fix constraint and predicate.
1284 2001-05-03 Stephane Carrez <Stephane.Carrez@worldnet.fr>
1286 * config/m68hc11/m68hc11.md (X_REGNUM, D_REGNUM): New constant.
1287 (Y_REGNUM, SP_REGNUM, PC_REGNUM, A_REGNUM, B_REGNUM): Likewise.
1288 (CC_REGNUM): Likewise.
1289 (*unnamed splits): Use above constants instead of hard coded numbers.
1290 (*adcq, *subcq, *addsi_carry, *rotlqi3_with_carry): Likewise.
1291 (*rotlhi3_with_carry, *rotrhi3_with_carry): Likewise.
1292 (*return_16bit, *unnamed peepholes): Likewise.
1294 2001-05-03 David O'Brien <obrien@FreeBSD.org>
1296 * config.gcc(rs6000-ibm-aix|powerpc-ibm-aix): Do not include
1297 rs6000/rs6000.h twice.
1299 2001-05-03 Mark Elbrecht <snowball3@bigfoot.com>
1301 * config/i386/djgpp.h (CPP_PREDEFINES): Define __GO32__.
1302 (CPP_SPEC): Conditionally define MSDOS and GO32.
1303 (SUBTARGET_SWITCHES): Ignore -mbnu210 and -mno-bnu210.
1304 (SUBTARGET_OVERRIDE_OPTIONS): Warn that -mbnu210 and -mno-bnu210 are
1306 (SUPPORTS_WEAK, SUPPORTS_ONE_ONLY): Remove.
1308 2001-05-03 Alexandre Oliva <aoliva@redhat.com>
1310 * config/mn10300/mn10300.md: Sign-extend GEN_INT operands.
1312 2001-05-03 Mark Mitchell <mark@codesourcery.com>
1314 * integrate.h (struct inline_remap): Add leaf_reg_map table.
1315 * integrate.c (expand_inline_function): Use xcalloc to allocate
1317 (copy_rtx_and_substitute): Use the leaf_reg_map for leaf
1320 2001-05-03 Mark Mitchell <mark@codesourcery.com>
1322 * c-dump.c (dequeue_and_dump): Don't look at DECL_ASSEMBLER_NAME
1325 2001-05-03 Alexandre Oliva <aoliva@redhat.com>
1327 * config/mn10300/mn10300.h (LINK_SPEC): Pass --relax to the
1328 linker if -mrelax is given.
1329 (TARGET_SWITCHES): Document -mrelax.
1331 Re-installed 2001-01-09's patch:
1332 * hwint.h (HOST_BITS_PER_WIDE_INT, HOST_WIDE_INT): Use long long
1333 if it's wider than long and the target's long is wider than the
1336 2001-05-02 David O'Brien <obrien@FreeBSD.org>
1338 * config.gcc, config/rs6000/aix51.h, config/rs6000/mach.h: Do not
1339 directly include rs6000/rs6000.h. Instead do it in tm.h.
1341 2001-05-02 Stan Shebs <shebs@apple.com>
1343 * objc/objc-act.c (STRING_OBJECT_CLASS_NAME): Default to
1344 NSConstantString for NeXT-style runtimes.
1345 (STRING_OBJECT_GLOBAL_NAME): New macro.
1346 (enum objc_tree_index): Add values OCTI_CNST_STR_GLOB_ID and
1347 OCTI_STRING_CLASS_DECL.
1348 (constant_string_global_id): New macro.
1349 (string_class_decl): Ditto.
1350 (setup_string_decl): New function.
1351 (build_objc_string_object): Use it to build a NeXT runtime
1352 compatible string initializer.
1354 2001-05-02 Jakub Jelinek <jakub@redhat.com>
1356 * tradcpp.c (do_define): Make sure we don't walk past limit.
1358 2000-05-01 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
1360 * config/rs6000/rs6000.c (rs6000_legitimate_address): Allow any stack
1361 offsets if not REG_OK_STRICT.
1363 * config/rs6000/rs6000.h (REG_OK_STRICT_FLAG): New macro.
1364 (INT_REG_OK_FOR_INDEX_P): Likewise.
1365 (INT_REG_OK_FOR_BASE_P): Likewise.
1366 (REG_OK_FOR_INDEX_P): Use INT_REG_OK_FOR_INDEX_P.
1367 (REG_OK_FOR_BASE_P): Use INT_REG_OK_FOR_BASE_P.
1368 (LEGITIMATE_OFFSET_ADDRESS_P): Use INT_REG_OK_FOR_INDEX_P and
1369 INT_REG_OK_FOR_BASE_P instead of REG_OK_FOR_INDEX_P and
1370 REG_OK_FOR_BASE_P. Take an additional parameter.
1371 (LEGITIMATE_INDEXED_ADDRESS_P): Likeewise.
1372 (LEGITIMATE_INDIRECT_ADDRESS_P): Likewise.
1373 (LEGITIMATE_LO_SUM_ADDRESS_P): Likewise.
1374 (GO_IF_LEGITIMATE_ADDRESS): Move code into new function
1375 rs6000_legitimate_address() and use it.
1376 * config/rs6000/rs6000.c: Update all callers.
1377 (rs6000_legitimate_address): New function.
1379 2001-05-02 David Edelsohn <edelsohn@gnu.org>
1381 * config/rs6000/rs6000.c (rs6000_emit_move): Merge
1382 special_constant conditional blocks together.
1384 2001-05-02 Dale Johannesen <dalej@apple.com>
1386 * config/rs6000/rs6000.h (RS6000_ARG_SIZE): Remove unused NAMED
1388 (STRICT_ARGUMENT_NAMING): Define.
1389 * config/rs6000/rs6000.c (function_arg_advance, function_arg,
1390 function_arg_partial_nregs, setup_incoming_varargs): Remove
1391 args logic which depends on "named" now that STRICT_ARGUMENT_NAMING
1394 Wed May 2 13:09:36 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1396 * config/i386/i386.h (FUNCTION_BOUNDARY): Result is unsigned.
1398 * function.c (fixup_var_regs_1, case SUBREG): Use promoted mode
1401 * expr.c (store_field): Do nothing except elaborate side-effects if
1404 2001-05-02 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1406 * c-lex.c: NULL_PTR -> NULL.
1408 * emit-rtl.c: Likewise.
1410 * genpeep.c: Likewise.
1412 * mips-tdump.c: Likewise.
1413 * reload1.c: Likewise.
1414 * rtlanal.c: Likewise.
1416 * stor-layout.c: Likewise.
1417 * toplev.c: Likewise.
1419 2001-05-01 Per Bothner <per@bothner.com>
1421 * expr.c (expand_expr): When compiling LABELED_BLOCK_EXPR,
1422 call do_pending_stack_adjust before emiting label.
1424 2001-05-01 Mark Mitchell <mark@codesourcery.com>
1426 * extend.texi: Fix typo.
1428 2001-05-01 Stan Shebs <shebs@apple.com>
1430 * objc/objc-act.c (build_module_descriptor): Clear DECL_CONTEXT
1431 of UOBJC_MODULES_decl.
1432 (generate_strings): Clear DECL_CONTEXT of new decl nodes.
1433 (generate_descriptor_table): Ditto.
1434 (generate_protocols): Ditto.
1435 (generate_protocol_list): Ditto.
1436 (generate_classref_translation_entry): Ditto.
1438 2001-05-01 Jeffrey Oldham <oldham@codesourcery.com>
1440 * invoke.texi (Optimize Options): Add documentation for `--param
1441 max-delay-slot-insn-search' and `--param
1442 max-delay-slot-live-search' and reorder --param section.
1443 * params.def: Modify initial comment.
1444 * params.h (param_info): Add `help' member.
1445 * toplev.c (lang_independent_params): Include `help' description.
1446 (display_help): Print --param parameters.
1448 2001-05-01 Zack Weinberg <zackw@stanford.edu>
1450 * config.gcc: Don't default xmake_file to ${cpu_type}/x-${cpu_type}.
1451 Remove references to deleted files.
1452 (*-*-openbsd): No need to override xmake_file.
1453 (*-*-sysv4): Treat like *-*-sysv.
1455 * configure.in: Probe for ldopen in various places, and set up
1456 collect2 to be linked with them if found.
1457 Don't dink with Windows registry stuff unless $host_os is a
1458 Win32 os name. Check to see if we need -ladvapi32.
1459 * configure: Regenerate.
1461 * Makefile: Get rid of CLIB and HOST_CLIB.
1462 Substitute in COLLECT2_LIBS and link collect2 against its contents.
1463 * build-make: Get rid of HOST_CLIB.
1465 * config/a29k/x-unix, config/alpha/x-osf, config/i386/x-aix,
1466 config/i386/x-osfrose, config/m68k/x-dpx2, config/mips/x-iris3,
1467 config/mips/x-mips, config/mips/x-osfrose, config/mips/x-sony,
1468 config/mips/x-sysv, config/rs6000/x-aix31, config/rs6000/x-aix41,
1469 config/rs6000/x-rs6000: Delete.
1471 * config/i386/x-cygwin, config/m68k/t-aux, config/mips/x-iris:
1474 24 x-host fragments remain, 0 x-cpu, 3 top level.
1476 2001-05-01 Zack Weinberg <zackw@stanford.edu>
1478 * aclocal.m4 (gcc_AC_C_CHAR_BIT): Correct test program.
1479 * configure: Regenerate.
1481 2001-05-01 Angela Marie Thomas <angela@cygnus.com>
1483 * Makefile.in (install-headers): Remove redundant dependency.
1485 2001-05-01 Nathan Sidwell <nathan@codesourcery.com>
1487 * c-tree.texi (USING_STMT): Document.
1489 2001-05-01 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1491 * bitmap.c: Change NULL_PTR to NULL or "(rtx*)0".
1492 * c-common.c: Likewise.
1493 * c-decl.c: Likewise.
1494 * combine.c: Likewise.
1495 * rs6000.c: Likewise.
1496 * except.c: Likewise.
1497 * explow.c: Likewise.
1499 * fold-const.c: Likewise.
1500 * function.c: Likewise.
1503 * integrate.c: Likewise.
1505 * objc/objc-act.c: Likewise.
1506 * recog.c: Likewise.
1507 * reg-stack.c: Likewise.
1508 * reload.c: Likewise.
1509 * reload1.c: Likewise.
1510 * simplify-rtx.c: Likewise.
1512 * varasm.c: Likewise.
1514 2001-05-01 Gabriel Dos Reis <gdr@codesourcery.com>
1516 * diagnostic.def: New file.
1517 * diagnostic.h (diagnostic_t): New enum.
1518 * Makefile.in (diagnostic.o): Depend on diagnostic.def
1520 2001-04-30 Zack Weinberg <zackw@stanford.edu>
1522 * tsystem.h: Test only POSIX for availability of string.h
1524 * config.gcc (all systems): If USG appeared in xm_defines,
1525 change it to POSIX. If both USG and POSIX appeared, just
1526 delete USG. Remove unnecessary quotes around xm_defines
1528 (m68k-crds-unos*): Don't #define unos - tested nowhere.
1529 (m68k-apple-aux*): Don't #define AUX - tested nowhere.
1530 (alpha*-*-linux*ecoff*, powerpc-*-linux*libc1,
1531 powerpc-*-linux*): No need to set xm_defines - handled by
1532 global settings for *-*-linux*.
1534 2001-04-30 Zack Weinberg <zackw@stanford.edu>
1536 * dbxout.c, mips-tfile.c, config/mips/mips.c, xcoffout.c:
1537 Always include gstab.h, not system stab.h. Don't provide
1538 default definitions of N_CATCH or N_OPT. Always use the
1539 gstab.h variant of STAB_CODE_TYPE.
1540 * final.c: Don't include stab.h/gstab.h at all, or provide
1541 defaults for N_SLINE and N_SOL.
1543 * xcoffout.c: Can assume N_MAIN, N_DSLINE, N_BSLINE, N_BINCL,
1544 N_EINCL, N_EXCL, N_M2C, N_SCOPE, N_CATCH, and N_OPT are
1546 * sdbout.c: Always include gsyms.h instead of system syms.h.
1548 * configure.in: No need to check for stab.h.
1549 * configure, config.in: Regenerate.
1550 * Makefile.in (final.o): Don't depend on gstab.h.
1552 2001-04-30 Mark Mitchell <mark@codesourcery.com>
1553 Richard Henderson <rth@redhat.com>
1555 * extend.texi: Improve documentation of volatile asms.
1557 2001-04-30 Mark Mitchell <mark@codesourcery.com>
1559 * c-tree.texi: Fix thinko.
1560 * gcc.texi: Likewise.
1562 2001-04-30 Richard Henderson <rth@redhat.com>
1564 * c-common.c (c_promoting_integer_type_p): New function, from the
1565 corpse of old macro. Properly promote too-small enumerations and
1566 booleans. Adjust all callers.
1567 * c-common.h (C_PROMOTING_INTEGER_TYPE_P): Remove.
1568 (c_promoting_integer_type_p): Declare.
1569 * c-decl.c: Adjust C_PROMOTING_INTEGER_TYPE_P invocations.
1570 * c-typeck.c: Likewise.
1571 (default_conversion): Remove now redundant boolean check.
1573 2001-04-30 Jan Hubicka <jh@suse.cz>
1574 Richard Henderson <rth@redhat.com>
1576 * regmove.c (try_apply_stack_adjustment): Remove now redundant
1578 (combine_stack_adjustments_for_block): Don't combine stack
1579 allocation followed by deallocations. Handle grow-up stacks.
1581 2001-04-30 Mark Mitchell <mark@codesourcery.com>
1583 * fdl.texi: New file.
1584 * c-tree.texi: Use the GFDL.
1585 * gcc.texi: Likewise.
1587 2001-04-30 Stan Shebs <shebs@apple.com>
1589 * invoke.texi: Add a section documenting Objective-C options.
1591 2001-04-27 Andrew Haley <aph@cambridge.redhat.com>
1593 * emit-rtl.c (try_split): Copy EH notes to sequence.
1595 2001-04-30 Mark Mitchell <mark@codesourcery.com>
1597 * regmove.c (record_stack_memrefs): Catch all references to the
1600 2001-04-29 Toomas Rosin <toomas at ns dot tklabor dot ee>
1602 * Makefile.in(stmp-fixinc): quote shell assignment values
1604 2001-04-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1606 * c-aux-info.c: NULL_PTR->NULL in calls to `concat'.
1610 * prefix.c: Likewise.
1612 2001-04-28 Stan Shebs <shebs@apple.com>
1614 * objc/objc-act.c (handle_class_ref): Rewrite to flush target
1615 specific code and use new macro ASM_DECLARE_UNRESOLVED_REFERENCE.
1616 * config/darwin.h (ASM_DECLARE_UNRESOLVED_REFERENCE): Define.
1617 * tm.texi (ASM_DECLARE_UNRESOLVED_REFERENCE): Document.
1619 * config/darwin.h (STANDARD_EXEC_PREFIX): Don't define.
1620 (NEXT_OBJC_RUNTIME): Define.
1622 Sat Apr 28 21:02:58 CEST 2001 Jan Hubicka <jh@suse.cz>
1624 * rtl.h (simplify_gen_relational): Add cmp_mode parameter.
1625 * simplify-rtx.c (simplify_gen_relational): Likewise.
1627 * simplify-rtx.c (simplify_replace_rtx): Handle relationals and MEMs.
1629 * i386.h (VALID_SSE_REG_MODE): Accept MMX modes if SSE2
1630 * i386.md (movsi_1, movdi2, movdi_1_rex64): Handle SSE2 moves.
1632 * i386.md (negsf2, negdf2, abssf2, absdf2): Force operands to
1633 registers in SSE case; fix handling of the immediates.
1634 (negsf2_ifs, abssf2_ifs): Tweak constraints; require
1635 operands to be in regsiters before reload.
1636 (negdf2_ifs, absdf2_ifs): Likewise; disable for 64bit
1637 (negdf2_ifs_rex64, absdf2_ifs_rtx64): New.
1638 (abstf,absxf,negtf,negxf splitters): Compute
1639 properly the regnum for x86_64.
1640 (avsdf2_if_rex64): New.
1642 Sat Apr 28 10:36:23 2001 Jeffrey A Law (law@cygnus.com)
1644 * flow.c (propagate_block_delete_insn): Handle deletion of ADDR_VEC
1645 and ADDR_DIFF_VEC insns when the proceeding CODE_LABEL was put
1646 into the constant pool.
1647 * jump.c (jump_optimize_1): Remove barrier successors after all
1648 the LABEL_NUSES counds have been computed.
1649 (delete_barrier_successors): When deleting a tablejump insn, also
1650 delete the jump table it uses.
1651 * varasm.c (force_const_mem): Set LABEL_PRESERVE_P when forcing a
1654 2001-04-28 Martin Kalen <martin.kalen@todaysystems.com.au>
1656 * pa.c (FRP): Remove erroneous white space in macro definition.
1658 2001-04-28 Andreas Jaeger <aj@suse.de>
1660 * invoke.texi: Use XX-bit instead of XXbit or XX bit where
1662 * extend.texi: Likewise.
1663 * tm.texi: Likewise.
1665 2001-04-28 Andreas Jaeger <aj@suse.de>
1667 * md.texi: Use XX-bit instead of XXbit or XX bit where
1670 2001-04-28 Jens Schweikhardt <schweikh@schweikhardt.net>
1672 * gcc.c (process_command): Allow -l lib in addition to -llib
1673 for POSIX compliance. This fixes PR c/2347.
1675 * invoke.texi: Update section on Link Options accordingly.
1677 2001-04-27 Zack Weinberg <zackw@stanford.edu>
1679 * function.c (purge_addressof_1): Remove the duplicate
1680 if (code == SET) block. Fold the two if (code == ADDRESSOF)
1683 2001-04-28 Jason Merrill <jason_merrill@redhat.com>
1685 * except.c (expand_eh_region_start): Don't start a new block.
1686 (expand_eh_region_end): Don't end a block.
1687 * stmt.c (expand_end_bindings): Don't end EH blocks.
1688 (expand_decl_cleanup): Starting an EH region won't change the block.
1689 (mark_block_as_eh_region, mark_block_as_not_eh_region): Lose.
1690 (is_eh_region): Lose.
1693 2001-04-27 Jeffrey Oldham <oldham@codesourcery.com>
1695 * except.c (expand_eh_region_end_cleanup): word_mode, not Pmode.
1697 * collect2.c (main): Add `-L' case to remove duplicate entries.
1698 (is_in_args): New function to check for a duplicate argument.
1699 * defaults.h (LINK_ELIMINATE_DUPLICATE_LDIRECTORIES): New macro.
1700 * tm.texi (LINK_ELIMINATE_DUPLICATE_LDIRECTORIES): New documentation.
1701 * config/mips/iris6.h (LINK_ELIMINATE_DUPLICATE_LDIRECTORIES):
1702 Define to be nonzero.
1704 2001-04-27 Andreas Jaeger <aj@suse.de>
1705 Richard Henderson <rth@redhat.com>
1707 * md.texi (Machine Constraints): Document additional i386
1708 constraints and fix description of "A".
1710 Fri Apr 27 10:43:49 2001 Jeffrey A Law (law@cygnus.com)
1712 * tm.texi (TARGET_MEM_FUNCTIONS): Update text.
1714 2001-04-27 Jason Merrill <jason_merrill@redhat.com>
1716 * except.c (get_exception_filter): word_mode, not Pmode.
1718 2001-04-26 Geoffrey Keating <geoffk@redhat.com>
1720 * config/sparc/sparc.md (movsf_no_f_insn): Add more alternatives
1721 common to other movsf patterns. Move up so that in future
1722 people who change the other patterns will change it too.
1723 (movsf_lo_sum): Allow even for soft-float; add appropriate
1725 (movsf_high): Likewise.
1726 (movsf_high+1): Allow even for soft-float.
1728 * function.c (expand_function_end): Always clobber the
1729 return registers, even if there is no return label.
1731 Thu Apr 26 20:28:21 CEST 2001 Jan Hubicka <jh@suse.cz>
1733 * (ix86_expand_fp_movcc): Re-enable SSE conditional move generation.
1735 Thu Apr 26 19:20:28 CEST 2001 Jan Hubicka <jh@suse.cz>
1737 * i386.md (abs/neg splitter): Fix calculation of sign bit for TFmodes
1738 (pushqi2_rex64, pushhi2_rex64): Add.
1740 2001-04-26 Andrew Haley <aph@cambridge.redhat.com>
1742 * except.c (expand_eh_region_end_cleanup): Force pending stack
1743 adjust before emitting label that branches around cleanup code.
1745 2001-04-26 H.J. Lu (hjl@gnu.org)
1747 * config.gcc (mips*-*-linux*): Add elfos.h to tm_file.
1749 * config/mips/ecoff.h (STARTFILE_SPEC): Undefine before
1751 * config/mips/elf64.h (MAX_OFILE_ALIGNMENT): Likewise.
1752 (ASM_OUTPUT_SECTION_NAME): Likewise.
1753 (ASM_WEAKEN_LABEL): Likewise.
1754 (UNIQUE_SECTION): Likewise.
1755 (ASM_OUTPUT_CONSTRUCTOR): Likewise.
1756 (ASM_OUTPUT_DESTRUCTOR): Likewise.
1757 * config/mips/elf.h (MAX_OFILE_ALIGNMENT): Likewise.
1758 (ASM_OUTPUT_SECTION_NAME): Likewise.
1759 (ASM_WEAKEN_LABEL): Likewise.
1760 (UNIQUE_SECTION): Likewise.
1761 (ASM_OUTPUT_CONSTRUCTOR): Likewise.
1762 (ASM_OUTPUT_DESTRUCTOR): Likewise.
1763 * config/mips/linux.h (HANDLE_SYSV_PRAGMA): Likewise.
1764 * config/mips/mips.h (DBX_CONTIN_LENGTH): Likewise.
1765 (ASM_FILE_START): Likewise.
1766 (ASM_OUTPUT_SOURCE_LINE): Likewise.
1767 (ASM_DECLARE_OBJECT_NAME): Likewise.
1768 (ASM_FILE_END): Likewise.
1769 (ASM_DECLARE_FUNCTION_NAME): Likewise.
1770 (ASM_OUTPUT_INTERNAL_LABEL): Likewise.
1771 (ASM_GENERATE_INTERNAL_LABEL): Likewise.
1772 (ASM_OUTPUT_CASE_LABEL): Likewise.
1773 (ASM_OUTPUT_SKIP): Likewise.
1774 (ASM_OUTPUT_ASCII): Likewise.
1775 (ASM_OUTPUT_IDENT): Likewise.
1776 (READONLY_DATA_SECTION): Likewise.
1777 (EXTRA_SECTIONS): Likewise.
1778 (EXTRA_SECTION_FUNCTIONS): Likewise.
1779 (SELECT_RTX_SECTION): Likewise.
1780 (SELECT_SECTION): Likewise.
1782 * config/mips/linux.h (INVOKE__main): Undefine.
1783 (CTOR_LIST_BEGIN): Likewise.
1784 (CTOR_LIST_END): Likewise.
1785 (DTOR_LIST_BEGIN): Likewise.
1786 (DTOR_LIST_END): Likewise.
1787 (SET_ASM_OP): Defined it to ".dummy".
1788 (ASM_OUTPUT_DEF): Defined.
1789 (ASM_OUTPUT_DEFINE_LABEL_DIFFERENCE_SYMBOL): Defined.
1791 2001-04-26 Nick Clifton <nickc@cambridge.redhat.com>
1793 * config/arm/arm.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Define, if the
1794 assembler supports .p2align.
1796 2001-04-26 Nathan Sidwell <nathan@codesourcery.com>
1798 * c-lex.c (c_lex): Remove # from %o diagnostic formatting.
1800 2001-04-26 Jakub Jelinek <jakub@redhat.com>
1802 * integrate.c (expand_inline_function): Check for error_mark_node
1805 2001-04-26 Jakub Jelinek <jakub@redhat.com>
1807 * config/i386/i386.h (CC1_CPU_SPEC): Fix deprecation warnings for
1810 2001-04-26 Alexandre Oliva <aoliva@redhat.com>
1812 * configure.in (configargs.h): Define thread_model.
1813 * configure: Rebuilt.
1814 * gcc.c (main): Print it with -v.
1816 2001-04-25 Joseph S. Myers <jsm28@cam.ac.uk>
1818 * invoke.texi: Document -Wmissing-braces, -dumpspecs,
1819 -dumpmachine, -dumpversion, -fmem-report and -ftime-report.
1820 * gcc.1: Regenerate.
1822 2001-04-25 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
1824 * dwarfout.c (is_pseudo_reg, type_main_variant, is_tagged_type,
1825 is_redundant_typedef): Use static inline instead of inline static.
1827 Wed Apr 25 18:21:01 2001 Christopher Faylor <cgf@cygnus.com>
1829 * config/i386/cygwin.h: Move W32API search to LINK_SPEC to ensure that
1830 this directory is always searched.
1832 2001-04-25 Richard Henderson <rth@redhat.com>
1834 * config/i386/i386.c (ix86_expand_epilogue): Properly compute size
1835 of registers to restore along non eh_return path.
1837 2001-04-25 Jakub Jelinek <jakub@redhat.com>
1839 * c-format.c (check_format_info_recurse): Handle
1840 PLUS_EXPR for format string.
1842 2001-04-25 Jakub Jelinek <jakub@redhat.com>
1844 * config/ia64/ia64.h (CC1_SPEC): Define.
1845 * config/ia64/linux.h (CC1_SPEC): Define.
1847 Wed Apr 25 17:09:50 2001 J"orn Rennecke <amylaar@redhat.com>
1849 * emit-rtl.c (constant_subword): Also do sign extension in
1850 BITS_PER_WORD == 16 case.
1852 2001-04-25 Jason Merrill <jason_merrill@redhat.com>
1854 * loop.c (try_swap_copy_prop): Go back to checking insn.
1856 2001-04-25 Jakub Jelinek <jakub@redhat.com>
1858 * emit-rtl.c (subreg_hard_regno): Only do HARD_REGNO_MODE_OK check
1859 if check_mode is non-zero.
1861 2001-04-25 Jakub Jelinek <jakub@redhat.com>
1863 * config/i386/i386.c (ix86_expand_int_movcc): If overlap between
1864 out and comparison sequence has been detected, put result into
1865 proper temporary pseudo.
1867 2001-04-24 Zack Weinberg <zackw@stanford.edu>
1869 * Makefile.in (LIB2FUNCS): Remove _varargs and __dummy.
1870 * libgcc-std.ver: Remove __builtin_saveregs, __dummy, and __empty.
1871 * libgcc2.c: Remove __dummy and __builtin_saveregs.
1872 * libgcc2.h: Don't prototype __builtin_saveregs or __dummy.
1873 * config/i860/varargs.asm: New file - preserve i860 __builtin_saveregs
1874 for future reference.
1876 2001-04-24 Jason Merrill <jason_merrill@redhat.com>
1878 * except.c (reachable_handlers): Step out one level from a RESX.
1880 * except.c (struct eh_region): Rename 'last' to 'resume'.
1881 (mark_eh_region, duplicate_eh_region_1): Adjust.
1882 (expand_eh_region_end_cleanup): Remember the jump, not the barrier.
1883 (build_post_landing_pads): Likewise.
1884 (expand_end_catch, expand_eh_region_end_allowed): Don't set it.
1885 (expand_eh_region_end_must_not_throw): Likewise.
1886 (connect_post_landing_pads): Thread (only) regions with non-deleted
1889 * except.c (expand_eh_region_end_cleanup): Save the EH return data
1890 registers around the cleanup.
1891 (get_exception_filter): New fn.
1892 (finish_eh_generation): Use it.
1894 2001-04-24 Nathan Sidwell <nathan@codesourcery.com>
1896 * c-semantics.c (add_scope_stmt): Don't call
1897 current_scope_stmt_stack multiple times.
1899 2001-04-24 Zack Weinberg <zackw@stanford.edu>
1900 Nathan Sidwell <nathan@codesourcery.com>
1902 Lazy __FUNCTION__ generation.
1903 * c-common.h (RID_FUNCTION_NAME, RID_PRETTY_FUNCTION_NAME,
1904 RID_C99_FUNCTION_NAME): New _RIDs.
1905 (CTI_FUNCTION_ID, CTI_PRETTY_FUNCTION_ID, CTI_FUNC_ID): Remove.
1906 (CTI_FUNCTION_NAME_DECL, CTI_PRETTY_FUNCTION_NAME_DECL,
1907 CTI_C99_FUNCTION_NAME_DECL, CTI_SAVED_FUNCTION_NAME_DECLS): New
1909 (function_id_node, pretty_function_id_node, func_id_node): Remove.
1910 (c99_function_name_decl_node, function_name_decl_node,
1911 pretty_function_name_decl_node, saved_function_name_decls):
1913 (struct language_function): Remove x_function_name_declared_p.
1914 (make_fname_decl): Remove a parameter.
1915 (declare_function_names): Remove prototype.
1916 (start_fname_decls, finish_fname_decls): Prototype.
1917 (fname_as_string): Likewise.
1918 (fname_string, fname_decl): Likewise.
1919 * c-common.c (make_fname_decl): Adjust.
1920 (struct fname_var_t): New struct.
1921 (fname_vars): New static array.
1922 (declare_function_name): Remove.
1923 (start_fname_decls, finish_fname_decls): New functions.
1924 (fname_as_string): New function from remnants of
1925 declare_function_name.
1926 (fname_string, fname_decl): New functions.
1928 * c-decl.c (c_function_name_declared_p): Remove.
1929 (init_decl_processing): Don't generate __FUNCTION__ et al ids,
1930 don't call declare_function_name. Call start_fname_decls.
1931 (c_make_fname_decl): Adjust parameters. Generate the name. Don't
1932 clobber the line number. Call finish_decl.
1933 (start_function): Call start_fname_decls.
1934 (finish_function): Call finish_fname_decls.
1935 Remove c_function_name_declared_p.
1936 (push_c_function_context): Don't push c_function_name_declared_p.
1937 (pop_c_function_context): Don't pop c_function_name_declared_p.
1938 (c_begin_compound_stmt): Don't check c_function_name_declared_p.
1939 * c-parse.in (STRING_FUNC_NAME, VAR_FUNC_NAME): New tokens.
1940 (program): Call finish_fname_decls for C.
1941 (primary): Add VAR_FUNC_NAME.
1942 (reswords): Add slots for __FUNCTION__ et al.
1943 (rid_to_yy): Add mappings for __FUNCTION__ et al.
1944 (yylexname): If it's a STRING_FUNC_NAME generate the function name
1945 now. Don't look for VAR_DECLs containing __FUNCTION__ et al.
1946 * c-semantics.c (prune_unused_decls): Remove.
1947 (finish_stmt_tree): Don't call prune_unused_decls.
1948 (genrtl_decl_stmt): Don't prune unused decls here.
1950 2001-04-24 Nick Clifton <nickc@cambridge.redhat.com>
1952 * dwarf2out.c (mem_loc_descriptor): If a SYMBOL_REF is in the
1953 constant pool, use the pool's SYMBOL_REF instead.
1955 * config/v850/v850.h (STRICT_ALIGNMENT): Always set, even for the
1958 2001-04-23 Joseph S. Myers <jsm28@cam.ac.uk>
1960 * c-convert.c (convert): When converting to a BOOLEAN_TYPE, avoid
1961 passing nested NOP_EXPRs to fold.
1963 Mon Apr 23 14:32:12 CEST 2001 Jan Hubicka <jh@suse.cz>
1965 * reg-stack.c (emit_swap_insn): Do not get pass CALL_INSNs.
1967 2001-04-22 Mark Mitchell <mark@codesourcery.com>
1969 * loop.c (loop_delete_insns): Add prototype.
1971 2001-04-23 Phil Edwards <pme@sources.redhat.com>
1973 * configure.in: Remove ENABLE_STD_NAMESPACE.
1974 * config.in: Regenerated.
1975 * configure: Regenerated.
1977 2001-04-22 Stan Shebs <shebs@apple.com>
1979 * config.gcc (powerpc-*-darwin*): Move the flag in xm-darwin.h
1981 * config/rs6000/xm-darwin.h: Remove file.
1983 2001-04-22 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1985 * collect2.c (main): Use concat in lieu of xmalloc/sprintf.
1986 (write_c_file_stat): Likewise.
1988 * dbxout.c (dbxout_init): Likewise.
1990 * profile.c (output_func_start_profiler): Likewise.
1992 2001-04-22 Philipp Thomas <pthomas@suse.de>
1994 * ABOUT-GCC-NLS: Now that gettext 0.10.37 is out,
1995 require it instead of the CVS version.
1996 * cpperror.c (v_message): Put a blank before the macro
1997 body to not confuse exgettext.
1999 2001-04-21 Mark Mitchell <mark@codesourcery.com>
2001 * flow.c (proagate_one_insn): Remove useless assignment.
2002 * jump.c (delete_insn): Tidy.
2003 * loop.c (try_copy_prop): When deleting an instruction with a
2004 REG_RETVAL note, delete the entire libcall sequence.
2005 (loop_delete_insns): New function.
2006 * unroll.c (initial_reg_note_copy): Copy INSN_LIST notes, even if
2007 we're not substituting into them yet.
2009 2001-04-21 Kazu Hirata <kazu@hxi.com>
2011 * config/h8300/h8300.c (general_operand_src): Fix a comment typo.
2013 * config/sparc/sparc.c (sparc_flat_eligible_for_epilogue_delay):
2015 * config/i960/i960.c (signed_arith_operand): Likewise.
2017 * calls.c (expand_call): Fix a comment typo.
2019 2001-04-20 Zack Weinberg <zackw@stanford.edu>
2021 * configure.in: Probe for times, clock, struct tms, and clock_t.
2022 * configure, config.in: Regenerate.
2023 * timevar.c: Replace ifdef forest in get_time with (relatively)
2024 straightforward series of checks based on autoconf's probes.
2026 Fri Apr 20 12:24:50 2001 Jeffrey A Law (law@cygnus.com)
2028 * config/pa/som.h (NM_FLAGS): Define.
2030 2001-04-20 Bernd Schmidt <bernds@redhat.com>
2032 * ia64.h (MD_SCHED_REORDER, MD_SCHED_REORDER2): Pass CLOCK to called
2034 * ia64-protos.h (ia64_sched_reorder): Additional arg for clock.
2035 * ia64.c (nop_cycles_until): New function.
2036 (prev_cycle, prev_first, last_issued): New static variables.
2037 (ia64_sched_reorder): Additional arg for clock.
2038 On final scheduling pass, emit extra NOPs as needed.
2039 Set prev_first and prev_cycle.
2040 (ia64_sched_reorder2): Pass clock arg down to ia64_sched_reorder.
2041 (ia64_variable_issue): Set last_issued.
2043 2001-04-20 Alexandre Oliva <aoliva@redhat.com>
2045 * config/i386/i386.c (ix86_expand_int_movcc,
2046 ix86_expand_strlensi_unroll_1): Sign-extend CONST_INTs.
2048 2001-04-20 Geoff Keating <geoffk@redhat.com>
2050 * config/rs6000/rs6000.md (ctrsi_internal1, ctrsi_internal2,
2051 ctrsi_internal3, ctrsi_internal4, ctrsi_internal5,
2052 ctrsi_internal6, ctrdi_internal1, ctrdi_internal2,
2053 ctrdi_internal3, ctrdi_internal4, ctrdi_internal5,
2054 ctrdi_internal6): In the short-branch case, this insn is only 4
2055 bytes long. Reported by Reza Yazdani <reza@apple.com>.
2057 2001-04-20 Jakub Jelinek <jakub@redhat.com>
2059 * reg-stack.c (check_asm_stack_operands): Issue error if "=t" resp.
2060 "=u" is used together with "st" resp. "st(1)" clobber.
2062 2001-04-20 Jakub Jelinek <jakub@redhat.com>
2064 * gcse.c (gcse_main): Fix comment typo.
2065 (delete_null_pointer_check): Likewise.
2066 (hash_scan_set): Don't consider sets with REG_EQUIV MEM notes.
2067 * cse.c (cse_insn): Likewise.
2068 * function.c (fixup_var_refs_insns_with_hash): The sequence is
2071 2001-04-19 Zack Weinberg <zackw@stanford.edu>
2073 * toplev.c: Excise all code for the undocumented -dm option.
2074 (float_signal): Call signal just once, unconditionally.
2076 2001-04-19 Geoff Keating <geoffk@redhat.com>
2078 * fold-const.c (fold): Use first_rtl_op rather than
2079 TREE_CODE_LENGTH when looping over parameters of a tree.
2080 Correct strange grouping in test for evaluated SAVE_EXPR.
2082 Thu Apr 19 19:15:26 2001 Jeffrey A Law (law@cygnus.com)
2084 * config/pa/pa-linux.h (CPLUSPLUS_CPP_SPEC): Undefine.
2085 * config/pa/pa.h (CPLUSPLuS_CPP_SPEC): Define.
2087 * config/pa/som.h (ASM_OUTPUT_FUNCTION_PREFIX): Truncate subspace
2088 name at 32 total characters.
2089 (ASM_OUTPUT_SECTION_NAME): Similarly. Also, only support placing
2090 functions in named sections -- data items can still go into unique
2091 sections, but they have normal names (ie $LIT$ and $DATA$).
2093 * config/pa/som.h (SUPPORTS_INIT_PRIORITY): SOM does not support
2096 2001-04-19 DJ Delorie <dj@redhat.com>
2098 * config/alpha/vms.h: Change OBJECT_SUFFIX and EXECUTABLE_SUFFIX
2099 to TARGET_OBJECT_SUFFIX and TARGET_EXECUTABLE_SUFFIX.
2100 * config/i386/cygwin.h: Likewise.
2101 * config/i386/mingw32.h: Likewise.
2102 * config/vax/vms.h: Likewise.
2103 * config/i386/djgpp.h: Remove NO_AUTO_EXE_SUFFIX.
2105 * config/alpha/xm-vms.h: Change OBJECT_SUFFIX and EXECUTABLE_SUFFIX
2106 to HOST_OBJECT_SUFFIX and HOST_EXECUTABLE_SUFFIX.
2107 * config/i386/xm-cygwin.h: Likewise.
2108 * config/i386/xm-djgpp.h: Likewise.
2109 * config/i386/xm-mingw32.h: Likewise.
2110 * config/vax/xm-vms.h: Likewise.
2112 * mkdeps.c (deps_add_default_target): Use TARGET_OBJECT_SUFFIX
2113 instead of OBJECT_SUFFIX.
2114 * collect2.c (find_a_file): Look for files matching the extension
2115 HOST_EXECUTABLE_SUFFIX instead of EXECUTABLE_SUFFIX.
2116 * gcc.c (DEFAULT_SWITCH_CURTAILS_COMPILATION): Depend on
2117 TARGET_EXECUTABLE_SUFFIX.
2118 (find_a_file): Use HOST_EXECUTABLE_SUFFIX.
2119 (make_relative_prefix): Likewise.
2120 (convert_filename): Use TARGET_ suffixes throughout. Remove
2122 (process_command): Likewise.
2123 (do_spec_1): Likewise.
2124 * java/lang.c (init_parse): Likewise.
2126 * gcc.texi : Document four new options matching the pattern
2127 (HOST|TARGET)_(OBJECT|EXECUTABLE)_SUFFIX. Remove documentation
2128 for deleted macros OBJECT_SUFFIX and EXECUTABLE_SUFFIX. Remove
2129 documentation for NO_AUTO_EXE_SUFFIX.
2131 2001-04-19 Mark Mitchell <mark@codesourcery.com>
2133 * toplev.h (struct lang_hooks): Allow decode_option to indicate
2134 that language-independent processing should not be done.
2135 * toplev.c (main): Adjust accordingly.
2137 * rtl.texi (jump_insn): Expand on JUMP_LABEL documentation.
2138 * loop.c (load_mems): Handle a NULL JUMP_LABEL for a JUMP_INSN.
2140 * mips.md (reload_outputdi): Require that operand0 be a
2143 2001-04-19 Jakub Jelinek <jakub@redhat.com>
2145 * invoke.texi (-Wshadow): Clarify.
2147 2001-04-18 Mark Mitchell <mark@codesourcery.com>
2149 * loop.c (load_mems): Examine all the instructions in the loop
2150 before concluding that all jumps branch to the first instruction
2153 Wed Apr 18 20:32:03 2001 Christopher Faylor <cgf@cygnus.com>
2155 * config/i386/xm-cygwin.h (CPP_SPEC): Fix typo.
2157 2001-04-18 Jakub Jelinek <jakub@redhat.com>
2159 * cpp.texi (-Wwhite-space): Remove.
2160 (-Wall): -Wall does not imply -Wwhite-space.
2162 2001-04-17 Zack Weinberg <zackw@stanford.edu>
2164 * dbxout.c (dbxout_init): If DBX_OUTPUT_GCC_MARKER is defined,
2165 use it instead of blindly generating a .stabs.
2166 * xcoffout.h: Define DBX_OUTPUT_GCC_MARKER so we put the type
2168 * xcoffout.c: Don't bother defining default for N_CATCH.
2169 (UNKNOWN_STAB): Use internal_error.
2170 (stab_to_sclass): Remove now-unnecessary aborts.
2171 Remove #if 0'ed case N_BROWS. Add #ifdef N_OPT block.
2173 Tue Apr 17 21:41:11 2001 Jeffrey A Law (law@cygnus.com)
2175 * jump.c (mark_all_labels): Canonicalize the tail recursion
2176 label attached to CALL_PLACEHOLDER insns.
2178 2001-04-17 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2180 * output.h (dump_flow_info, free_basic_block_vars,
2181 which_alternative): Delete redundant prototypes.
2183 * rtl.h (bss_section): Likewise.
2185 2001-04-17 Loren J. Rittle <ljrittle@acm.org>
2187 * dbxout.c (N_OPT): Define if not available from <stab.h>
2189 2001-04-17 John David Anglin <dave@hiauly1.hia.nrc.ca>
2191 * vax.h (PROMOTE_PROTOTYPES): Define for compatibility with system
2192 libraries and native K&R compilers.
2194 2001-04-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2196 * c-typeck.c (convert_arguments): Don't check for width changes
2199 * invoke.texi (-Wtraditional): Update documentation.
2201 2001-04-16 Zack Weinberg <zackw@stanford.edu>
2203 * toplev.c (output_lang_identify): Delete.
2204 (compile_file): Don't call ASM_IDENTIFY_GCC or ASM_IDENTIFY_LANGUAGE.
2205 Don't generate gcc2_compiled. label. Don't emit a nop if profiling.
2206 If IDENT_ASM_OP is defined, emit an .ident "GCC (GNU) <version>"
2207 after calling ASM_FILE_END.
2209 * dbxout.c (dbxout_init): Don't call ASM_IDENTIFY_GCC_AFTER_SOURCE.
2210 Instead, unconditionally emit an N_OPT stab with string equal
2211 to STABS_GCC_MARKER, which defaults to "gcc2_compiled."
2213 * defaults.h: Don't provide default for ASM_IDENTIFY_LANGUAGE.
2215 * config/dbxelf.h, config/freebsd.h, config/nextstep.h,
2216 config/psos.h, config/ptx4.h, config/1750a/1750a.h,
2217 config/alpha/alpha.h, config/alpha/elf.h, config/arc/arc.h,
2218 config/arm/aof.h, config/arm/coff.h, config/arm/elf.h,
2219 config/arm/linux-elf.h, config/avr/avr.h, config/d30v/d30v.h,
2220 config/dsp16xx/dsp16xx.h, config/h8300/h8300.h,
2221 config/i370/i370.h, config/i386/beos-elf.h,
2222 config/i386/osf1elf.h, config/i386/osfrose.h,
2223 config/ia64/sysv4.h, config/m68k/3b1.h, config/m68k/auxgas.h,
2224 config/m68k/crds.h, config/m68k/hp320.h, config/m68k/m68kv4.h,
2225 config/m68k/mot3300.h, config/m68k/news.h, config/m68k/sgs.h,
2226 config/m68k/tower-as.h, config/mcore/mcore-elf.h,
2227 config/mips/iris6.h, config/mips/osfrose.h,
2228 config/mips/sni-svr4.h, config/pa/som.h, config/pdp11/pdp11.h,
2229 config/sparc/sp64-elf.h:
2230 Delete definitions of any or all of: ASM_IDENTIFY_GCC,
2231 ASM_IDENTIFY_GCC_AFTER_SOURCE, and ASM_IDENTIFY_LANGUAGE.
2233 * config/elfos.h, config/freebsd.h, config/linux.h,
2234 config/alpha/elf.h, config/arm/linux-elf.h, config/i386/i386elf.h,
2235 config/i386/ptx4-i.h, config/mips/gnu.h, config/mips/linux.h,
2236 config/sparc/linux.h, config/sparc/linux64.h: Delete definitions
2237 of ASM_FILE_START which merely emit a .version directive. Delete
2238 definitions of ASM_FILE_END which merely emit an .ident directive.
2240 * config/avr/avr.h, config/vax/vax.h: Delete definition of
2241 ASM_IDENTIFY_GCC and move part of its logic into
2244 * config/i386/att.h, config/i386/gas.h, config/i386/linux.h,
2245 config/sparc/linux-aout.h: Don't emit .version directive in
2248 * config/i386/dgux.c, config/m88k/m88k.c, config/sh/sh.c
2249 (output_file_start): Correct comment.
2251 * config/i386/osfrose.h: Don't emit trailing .ident directive.
2252 * config/m68k/mot3300.h: Override STABS_GCC_MARKER to "gcc2_compiled%"
2254 * config/pa/lib2funcs.asm: Delete gcc_compiled. label.
2255 * config/rs6000/aix.h: Correct comment.
2257 * config/i386/i386afe.h: Delete.
2258 * config.gcc: Remove references to i386afe.h.
2260 * tm.texi: Delete documentation of ASM_IDENTIFY_GCC. The
2261 other macros deleted by this patch were undocumented.
2263 Mon Apr 16 08:03:48 2001 Jeffrey A Law (law@cygnus.com)
2265 * pa.md (reload_outdi): Operand 0 must be a non hard register.
2267 * pa.c (secondary_reload_class): SAR<->FP copies require a
2270 * install.texi (mips-mips-bsd): Update list of functions
2271 required to include memmove.
2272 * tm.texi (TARGET_MEM_FUNCTIONS): Update list of implicitly
2273 used functions to include memmove.
2275 2001-04-15 Toon Moene <toon@moene.indiv.nluug.nl>
2277 * i386.md (sqrtdf2): SFmode should be DFmode.
2279 2001-04-15 Alexandre Oliva <aoliva@redhat.com>
2281 * gcse.c (compute_ld_motion_mems): ASM outputs aren't moveable.
2282 (find_moveable_store): Likewise.
2284 2001-04-15 Jim Wilson <wilson@redhat.com>
2286 * function.c (expand_function_end): Handle PARALLEL real_decl_rtl.
2288 Sat Apr 14 16:24:19 CEST 2001 Jan Hubicka <jh@suse.cz>
2290 * i386.md (ashldi3_1_rex64): Add 'J' to the constraints
2291 (ashrdi3_1_rex64): Change 'n' constraint to 'J'.
2293 2001-04-14 Alexandre Oliva <aoliva@redhat.com>
2295 * config/mn10300/mn10300.md (cmpsi): Tell reload to disregard the
2298 2001-04-14 Alan Modra <amodra@one.net.au>
2300 * pa.c (force_mode): New function.
2301 (emit_move_sequence): Use it instead of generating new rtx_REGs.
2303 2001-04-13 Jim Wilson <wilson@redhat.com>
2305 * config/ia64/ia64.c (ia64_expand_epilogue): Emit alloc if sibcall_p.
2306 (first_instruction): New static variable.
2307 (rtx_needs_barrier): Return 1 for alloc.
2308 (init_insn_group_barriers): Set first_instruction.
2309 (rws_sum): Delete duplicate definition.
2310 (group_barrier_needed_p): Return 0 when first_instruction true.
2311 (safe_group_barrier_needed_p): Save and restore first_instruction
2312 around group_barrier_needed_p call.
2314 Fri Apr 13 21:40:28 2001 Loren J. Rittle <ljrittle@acm.org>
2316 * expr.h (enum libfunc_index): Add LTI_memmove.
2317 (memmove_libfunc): Define macro.
2318 * optabs.c (init_optabs): Initialize memmove_libfunc.
2319 * expr.c (expand_assignment): Use memmove_libfunc instead of
2322 2001-04-13 Alan Modra <alan@linuxcare.com.au>
2324 * pa.h (GO_IF_LEGITIMATE_ADDRESS): Disallow PIC LO_SUM
2327 2001-04-13 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2329 * Makefile.in (reg-stack.o): Depend on reload.h.
2330 (insn-attrtab.o): Depend on flags.h.
2332 * genattrtab (main): Include flags.h in insn-attrtab.c.
2334 * reg-stack.c: Include reload.h.
2336 * sparc.h (flag_pic): Delete redundant declaration.
2338 * output.h (flag_pic): Likewise.
2340 * tree.h (pedantic): Likewise.
2342 2001-04-13 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2344 * Makefile.in (toplev.o, jump.o, regmove.o): Depend on reload.h
2346 * jump.c, regmove.c, toplev.c: Include reload.h.
2348 * reload.h (reload_cse_regs): Declare.
2350 * rtl.h (find_equiv_reg, operands_match_p, safe_from_earlyclobber,
2351 reload_cse_regs, init_reload, mark_home_live, reload,
2352 init_caller_save): Delete redundant prototypes.
2354 2001-04-13 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2356 * Makefile.in (ssa.o, regclass.o): Depend on $(EXPR_H).
2358 * regclass.c, ssa.c: Include expr.h.
2360 * rtl.h (memory_address, force_reg, emit_queue, emit_move_insn,
2361 gen_move_insn): Delete redundant declarations.
2363 2001-04-13 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
2365 * Makefile.in (CFLAGS, BOOT_CFLAGS): Partly revert 2000-10-27 patch.
2366 (stage1_build): Instead pass down STAGE1_CFLAGS here. Pass down
2367 MAKEINFO and MAKEINFOFLAGS too.
2368 (stage4_build): Correctly order -B flags.
2370 2001-04-13 Alan Modra <amodra@one.net.au>
2372 * pa.c (hppa_init_pic_save): Set rtx_unchanging for
2373 PIC_OFFSET_TABLE_SAVE_RTX.
2374 (zdepi_cint_p): Describe zdepi insn.
2375 Formatting and white space fixes throughout file.
2377 * pa.c (uint32_operand): Don't use long constant >= 2^32.
2378 (emit_move_sequence): Use HOST_WIDE_INT constants. Don't worry
2379 about 32->64 bit sign extension if 32 bit HOST_WIDE_INTs.
2380 (compute_movstrsi_length): Make `align' unsigned to avoid warning.
2381 (output_64bit_and): Use plain `int's for shift counts.
2382 (output_64bit_ior): Likewise.
2383 (function_arg_partial_nregs): Use unsigned vars to avoid warnings.
2384 * pa.h (CONST_OK_FOR_LETTER_P): Use HOST_WIDE_INT constants for case
2387 * pa-hpux10.h (NEW_HP_ASSEMBLER): Define to 1.
2388 * pa-hpux11.h (NEW_HP_ASSEMBLER): Likewise.
2389 * pa.h (LEGITIMATE_CONSTANT_P) Collapse two defines depending on
2390 NEW_HP_ASSEMBLER into one. Kill warnings.
2392 * pa-gas.h: Delete file.
2393 * config.gcc: Match `parisc' as well as `hppa' for cpu_type=pa.
2394 Add new targets hppa*64*-*-linux* and parisc*64*-*-linux*. Update
2395 hppa*-*-linux*. For all pa targets, remove pa/gas.h from tm_file,
2396 instead setting MASK_GAS | MASK_JUMP_IN_DELAY in target_cpu_default2.
2398 * config/pa/mill32.S: New file.
2399 * config/pa/mill64.S: New file.
2400 * config/pa/t-linux (LIBGCC1, CROSS_LIBGCC1, LIB1ASMFUNCS,
2401 LIB1ASMSRC, CRTSTUFF_T_CFLAGS_S, TARGET_LIBGCC2_CFLAGS): Define.
2402 * config/pa/t-linux64: New file.
2403 * config/pa/t-pa64 (CROSS_LIBGCC1): Change to libgcc1-asm.a
2404 (LIB1ASMFUNCS, LIB1ASMSRC): Define.
2405 (TARGET_LIBGCC2_CFLAGS): Add -Dpa64=1 -DELF=1.
2407 * elfos.h (SELECT_SECTION): Undef before defining.
2408 * pa-linux.h (LINUX_DEFAULT_ELF, PTRDIFF_TYPE, CPP_SPEC): Remove.
2409 (LIB_SPEC): Remove -lmilli.
2410 (DBX_REGISTER_NUMBER): Remove.
2411 (PREFERRED_DEBUGGING_TYPE, DWARF2_ASM_LINE_DEBUG_INFO,
2412 (DWARF2_UNWIND_INFO, ASM_SPEC, LINK_SPEC, FUNCTION_OK_FOR_SIBCALL,
2413 NO_PROFILE_COUNTERS, SELECT_RTX_SECTION, INCOMING_RETURN_ADDR_RTX,
2414 DWARF_FRAME_RETURN_COLUMN, STRING_ASM_OP, TEXT_SECTION_ASM_OP,
2415 DATA_SECTION_ASM_OP, BSS_SECTION_ASM_OP, ASM_FILE_START,
2416 ASM_OUTPUT_DEF, ASM_OUTPUT_ADDR_VEC_ELT, ASM_OUTPUT_ADDR_DIFF_ELT,
2417 ASM_OUTPUT_LABEL, ASM_GLOBALIZE_LABEL, ASM_DECLARE_FUNCTION_NAME,
2418 TARGET_GAS): Define.
2419 * pa.c (output_arg_descriptor): Disable for TARGET_ELF32.
2420 (function_arg): If TARGET_ELF32, pass fp args in both general and fp
2421 regs if we don't have a prototype.
2422 * pa.md (canonicalize_funcptr_for_compare): Not for TARGET_ELF32.
2423 * pa.h (TARGET_ELF32): Default to 0 if undefined.
2424 (EH_RETURN_DATA_REGNO, EH_RETURN_STACKADJ_RTX,
2425 EH_RETURN_HANDLER_RTX): Define.
2426 * pa32-regs.h (DBX_REGISTER_NUMBER): Remove unnecessary test.
2427 (DWARF_FRAME_REGNUM): Define.
2428 * pa64-regs.h (DWARF_FRAME_REGNUM): Define.
2429 * pa32-linux.h: New file.
2430 * pa64-linux.h: New file.
2432 * pa-64.h (WCHAR_TYPE, WCHAR_TYPE_SIZE): Define.
2433 (ASM_OUTPUT_DOUBLE_INT): Format, protect macro with do..while.
2434 (LINK_SPEC, LIB_SPEC, MD_EXEC_PREFIX, MD_STARTFILE_PREFIX,
2435 NEW_HP_ASSEMBLER, ASM_FILE_START, OBJECT_FORMAT_ELF,
2436 DWARF2_DEBUGGING_INFO, PREFERRED_DEBUGGING_FORMAT,
2437 DWARF2_ASM_LINE_DEBUG_INFO, USE_CONST_SECTION, CONST_SECTION_ASM_OP,
2438 CTORS_SECTION_ASM_OP, DTORS_SECTION_ASM_OP, INIT_SECTION_ASM_OP,
2439 FINI_SECTION_ASM_OP, EXTRA_SECTIONS, EXTRA_SECTION_FUNCTIONS,
2440 READONLY_DATA_SECTION, CONST_SECTION_FUNCTION, CTORS_SECTION_FUNCTION,
2441 DTORS_SECTION_FUNCTION, ASM_OUTPUT_SECTION_NAME, MAKE_DECL_ONE_ONLY,
2442 UNIQUE_SECTION_P, UNIQUE_SECTION, INT_ASM_OP, ASM_OUTPUT_CONSTRUCTOR,
2443 ASM_OUTPUT_DESTRUCTOR, TYPE_ASM_OP, SIZE_ASM_OP, ASM_WEAKEN_LABEL,
2444 TYPE_OPERAND_FMT, ASM_DECLARE_RESULT): Move to..
2445 * pa64-hpux.h: New file.
2446 (ASM_FILE_START): Correct typo.
2447 (PREFERRED_DEBUGGING_FORMAT): Rename to PREFERRED_DEBUGGING_TYPE.
2448 * config.gcc: Modify for above.
2450 Fri Apr 13 00:09:22 EDT 2001 John Wehle (john@feith.com)
2452 * jump.c (jump_optimize_1): Don't delete dead stores here.
2453 * toplev.c (rest_of_compilation): Call delete_trivially_dead_insns
2454 prior to running jump optimize before cse2.
2456 2001-04-12 Richard Henderson <rth@redhat.com>
2458 * Makefile.in (regmove.o): Depend on except.h.
2459 * regmove.c: Include it.
2461 2001-04-12 Stan Shebs <shebs@apple.com>
2463 * objc/objc-act.c: Remove all code ifdefed with the never-used
2464 macro OBJC_INT_SELECTORS.
2465 * config/d30v/d30v.h: Remove commented-out ref to OBJC_INT_SELECTORS.
2466 * tm.texi: Remove doc for OBJC_INT_SELECTORS.
2468 Thu Apr 12 18:13:37 2001 Rodney Brown <RodneyBrown@mynd.com>
2470 * config/pa/quadlib.c: Add prototypes.
2472 2001-04-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2474 * bitmap.h (debug_bitmap): Delete redundant prototype.
2476 * rtl.h (get_frame_size): Likewise.
2478 2001-04-12 Jim Wilson <wilson@redhat.com>
2480 * config/ia64/ia64.md (extendsfdf2, extendsftf2, extenddftf2): Simplify
2481 to just emit an fnorm.
2483 2001-04-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2485 * c-common.h (truthvalue_conversion, type_for_mode,
2486 type_for_size): Delete redundant declarations.
2488 * c-lex.h (is_class_name): Likewise.
2490 * c-tree.h (pedantic, convert, getdecls, gettags,
2491 global_bindings_p, init_decl_processing, insert_block,
2492 maybe_build_cleanup, poplevel, print_lang_decl,
2493 print_lang_identifier, print_lang_type, pushdecl, pushlevel,
2494 set_block, incomplete_type_error, build_function_call,
2495 lvalue_or_else, mark_addressable): Likewise.
2497 * expr.h (expand_tree_builtin): Likewise.
2499 2001-04-12 Mark Mitchell <mark@codesourcery.com>
2501 * invoke.texi: Document --param max-gcse-memory.
2503 2001-04-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2505 * configure.in (errno): Check for declaration.
2506 * configure, config.in: Regenerated.
2508 * system.h (errno): Only declare if not already done.
2510 2001-04-12 Alexandre Oliva <aoliva@redhat.com>
2512 * recog.c (general_operand, immediate_operand,
2513 nonmemory_operand): Require CONST_INTs to be sign-extended
2514 values for their modes.
2516 2001-04-12 Alexandre Oliva <aoliva@redhat.com>
2518 * expmed.c (store_bit_field): Truncate CONST_INTs.
2519 (expand_mult_highpart, expand_divmod): Likewise.
2520 * expr.c (convert_modes, store_field): Likewise.
2521 * integrate.c (expand_inline_function): Use promote_mode() to
2522 determine whether to convert_modes() an argument as signed
2524 * optabs.c (expand_binop): Get CONST_INT operands
2525 sign-extended for their appropriate modes.
2526 * stmt.c (emit_case_nodes): Convert node values to the
2528 (expand_end_case): Convert minval and range to the appropriate
2530 * unroll.c (loop_iterations): Truncate abs_diff to the mode of
2531 the iteration variable.
2532 * varasm.c (immed_double_const): Don't require words to be
2533 narrower than host wide ints to properly sign-extend
2536 2001-04-12 kaz Kojima <kkojima@rr.iij4u.or.jp>
2538 * sh.md (builtin_setjmp_receiver): New expander.
2540 2001-04-12 David Edelsohn <dje@watson.ibm.com>
2542 * config/rs6000/rs6000.c (rs6000_emit_move): Do not
2543 special-case HOST_BITS_PER_WIDE_INT != 32. Use same criteria
2544 for generating CONST_INT and CONST_DOUBLE.
2546 2001-04-12 Alexandre Oliva <aoliva@redhat.com>
2548 * config/rs6000/rs6000.c (logical_operand): CONST_INTs are
2549 already sign-extended.
2550 (rs6000_emit_prologue): Make register iterator signed.
2551 (rs6000_emit_epilogue): Likewise.
2552 * config/rs6000/rs6000.md (addsi3, adddi3): Sign-extend high
2554 (movsf split, movdf split): Sign-extend CONST_INTs.
2555 (movdi splits): Likewise.
2557 2001-04-12 Kelley Cook <kelley.cook@home.com>
2559 * config-lang.in (lang_dirs): Add in zlib.
2561 2001-04-11 Alexandre Oliva <aoliva@redhat.com>
2563 * config/i386/i386.md: Apply trunc_int_for_mode() to GEN_INT
2564 operands that make it to RTL.
2566 2001-04-11 Stan Shebs <shebs@apple.com>
2568 Add Darwin (Mac OS X kernel) native support.
2569 * config.gcc (powerpc-*-darwin*): Add native bits.
2570 * config/darwin.c: New file, generic Darwin support functions.
2571 * config/darwin.h: New file, generic Darwin definitions.
2572 * config/darwin-protos.h: New file, generic Darwin prototypes.
2573 * rs6000/darwin.h: New file, Darwin for PowerPC.
2574 * rs6000/t-darwin: New file, Darwin makefile fragment.
2575 * rs6000/rs6000.h (OBJECT_MACHO): New macro.
2576 (TARGET_MACHO): Ditto.
2577 (rs6000_abi): Add ABI_DARWIN.
2578 (RS6000_REG_SAVE): Add ABI_DARWIN case.
2579 (RS6000_SAVE_AREA): Ditto.
2580 (FP_ARG_MAX_REG): Ditto.
2581 (RETURN_ADDRESS_OFFSET): Ditto.
2582 * rs6000/rs6000.c (rs6000_legitimize_address): Add TARGET_MACHO
2584 (rs6000_emit_move): Add ABI_DARWIN cases.
2585 (print_operand): Ditto.
2586 (first_reg_to_save): Ditto.
2587 (rs6000_stack_info): Ditto, also align stack by 16 instead of 8.
2588 (debug_stack_info): Ditto.
2589 (rs6000_emit_prologue): Ditto.
2590 (rs6000_emit_epilogue): Ditto.
2591 (output_profiler_hook): Ditto.
2592 (output_function_profiler): Ditto.
2593 (rs6000_add_gc_roots): Call machopic_add_gc_roots if TARGET_MACHO.
2594 (output_mi_thunk): Add TARGET_MACHO case.
2595 (add_compiler_stub): Ditto.
2596 (output_compiler_stub): Ditto.
2597 (no_previous_def): Ditto.
2598 (output_call): Ditto.
2599 (machopic_output_stub): Ditto.
2600 (rs6000_machopic_legitimize_pic_address): Ditto.
2601 (toc_section): Ditto.
2602 * rs6000/rs6000.md (addsi3_high): New TARGET_MACHO pattern.
2603 (macho_high): Ditto.
2606 (load_macho_picbase): Ditto.
2607 (call): Add TARGET_MACHO case to modify function.
2608 (call_value): Ditto.
2609 (call_nonlocal_sysv): Add ABI_DARWIN case.
2610 (call_value_nonlocal_sysv): Ditto.
2611 * rs6000/rs6000-protos.h (rs6000_machopic_legitimize_pic_address):
2613 (machopic_output_stub): Ditto.
2614 * ginclude/stddef.h: Test _BSD_WCHAR_T_DEFINED_.
2616 2001-04-11 Mark Mitchell <mark@codesourcery.com>
2618 * dwarf2out.c (modified_type_die): Don't create new types here.
2619 * tree.h (get_qualified_type): New function.
2620 (build_qualified_type): Adjust comment.
2621 * tree.c (get_qualified_type): New function.
2622 (build_qualified_type): Use it.
2624 2001-04-11 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2626 * cpp.texi (-Wtraditional): Update description.
2628 * invoke.texi (-Wtraditional): Likewise.
2630 2001-04-11 Jim Wilson <wilson@redhat.com>
2632 * config/ia64/ia64.h (FUNCTION_ARG_BOUNDARY): Return 128 if argument
2633 requires more than 64 bits of alignment.
2635 2001-04-11 Neil Booth <neil@daikokuya.demon.co.uk>
2637 * cpplib.c (do_line): Sanity check iff enable checking.
2639 2001-04-11 Richard Henderson <rth@redhat.com>
2641 * Makefile.in (insn-recog.o): Depend on toplev.h.
2642 (insn-emit.o, doloop.o): Likewise.
2643 * genrecog.c, genemit.c: Include toplev.h in generated file.
2644 * doloop.c: Include toplev.h.
2646 2001-04-11 Mark Mitchell <mark@codesourcery.com>
2648 * Makefile.in (gcse.o): Depend on params.h.
2649 * gcse.c: Include params.h.
2650 (gcse_main): Don't do GCSE if doing so will take inordinate
2652 * params.def (PARAM_MAX_GCSE_MEMORY): New parameter.
2653 * params.h (MAX_GCSE_MEMORY): New macro.
2655 2001-04-11 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2657 * Makefile.in (insn-output.o): Depend on $(EXPR_H).
2659 * genoutput.c (output_prologue): Include expr.h in insn-output.c.
2661 2001-04-11 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2663 * output.h (assemble_real): Declare if REAL_VALUE_TYPE is defined.
2665 * real.h (ereal_atof, real_value_truncate, target_isnan,
2666 target_isinf, target_negative, assemble_real, debug_real): Delete
2667 redundant prototypes.
2669 * Makefile.in (ifcvt.o): Depend on toplev.h.
2671 * c-semantics.c: Include expr.h.
2673 * ifcvt.c: Include toplev.h.
2675 * expr.h (rtx_equal_p): Delete prototype.
2677 * rtl.h (exact_log2_wide, floor_log2_wide, permalloc,
2678 protect_from_queue, gen_jump, gen_beq, gen_bge, gen_ble,
2679 eliminate_constant_term, expand_complex_abs, find_single_use,
2680 make_tree, init_expr_once, init_optabs, supports_one_only):
2683 * tree.h (exact_log2_wide, floor_log2_wide, expand_null_return,
2684 rest_of_type_compilation, emit_queue, do_pending_stack_adjust,
2685 expand_assignment, store_expr, emit_line_note_after,
2686 emit_line_note_force, split_specs_attrs, label_rtx): Likewise.
2688 * toplev.h (exact_log2_wide, floor_log2_wide): Add prototype.
2690 * sparc-protos.h: Delete redundant prototypes.
2692 2001-04-11 Vladimir Makarov <vmakarov@toke.toronto.redhat.com>
2694 * reload.c (push_reload): Add condition missed in SUBREG byte
2697 Wed Apr 4 00:28:23 2001 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
2699 * sparc/sol2-sld-64.h (STARTFILE_SPEC): Added missing blank.
2701 Wed Apr 11 14:06:10 CEST 2001 Jan Hubicka <jh@suse.cz>
2703 * i386.md (floatsisf_sse): Fix output template
2704 * i386.c (ix86_expand_fp_movcc)
2706 * reg-stack.c (emit_pop_insn): Handle complex modes.
2707 (move_for_stack_reg): Emit proper move mode.
2708 (subst_stack_regs_pat): Handle complex modes.
2710 2001-04-11 Jakub Jelinek <jakub@redhat.com>
2712 * cpplex.c (_cpp_lex_token): Only warn if -Wcomment.
2714 2001-04-10 Richard Henderson <rth@redhat.com>
2716 * libgcc2.h (__terminate_func_ptr): Remove typedef.
2717 (__pure_virtual, __terminate, __terminate_set_func,
2718 __default_terminate, __throw_type_match, __empty,
2719 __get_eh_context, __get_eh_info, __get_dynamic_handler_chain,
2720 __eh_rtime_match, __unwinding_cleanup, __rethrow,
2721 __sjthrow, __sjpopnthrow, __eh_alloc, __eh_free):
2722 Remove prototypes of deleted functions.
2724 2001-04-10 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2726 * c-typeck.c (convert_arguments): -Wtraditional now activates
2727 -Wconversion warnings, except for changes in signed-ness.
2728 Detect complex<->int & int<->complex conversions as well.
2730 * invoke.texi (-Wtraditional): Document it.
2732 Tue Apr 10 17:45:50 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
2734 * gcse.c (update_ld_motion_stores): Don't use variable I for an insn.
2735 * flow.c (set_block_for_new_insns): Remove needless cast and
2736 properly check for unset block number.
2738 2001-04-10 Andrew MacLeod <amacleod@redhat.com>
2740 * function.c (purge_single_hard_subreg_set): Only check REGNO if
2741 the subreg was a hard register. Pseudos are left as subregs.
2743 2001-04-09 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
2745 * Makefile.in (LIB2FUNCS_STATIC_EXTRA): New macro.
2746 (LIB2ADD_ST): New macro, pass it to mklibgcc.
2747 * mklibgcc.in (libgcc2_st_objs): New variable, set it from LIB2ADD_ST.
2748 (libgcc_st_objs): New, set from libgcc2_st_objs. Use it for libgcc.a.
2749 * config/rs6000/t-ppccomm (LIB2FUNCS_STATIC_EXTRA): New macro.
2751 2001-04-09 Bo Thorsen <bo@suse.co.uk>
2753 * config/i386/i386.md: "TARGET_64BIT && TARGET_64BIT": Removed one.
2755 2001-04-09 Andrew MacLeod <amacleod@redhat.com>
2757 * output.h (set_block_num): Missed it earlier, remove deprecated
2760 2001-04-09 Andrew MacLeod <amacleod@redhat.com>
2762 * gcse.c (oprs_unchanged_p): Pass basic_block to load_killed_in_block_p.
2763 (load_killed_in_block_p): Change bb parameter from int to basic_block.
2764 (oprs_not_set_p): Pass basic_blocks instead of ints as parameters.
2765 (handle_rd_kill_set): Change bb parameter from int to basic_block.
2766 (compute_kill_rd): Pass basic_blocks instead of ints as parameters.
2767 (expr_killed_p): Change bb parameter from int to basic_block, pass
2768 basic_blocks instead of ints as parameters.
2769 (compute_ae_kill): Pass basic_blocks instead of ints as parameters.
2770 (expr_reaches_here_p_work, expr_reaches_here_p): Change bb parameter
2771 from int to basic_block, pass basic_blocks instead of ints as parms.
2772 (pre_expr_reaches_here_p_work, pre_expr_reaches_here_p): Change bb
2773 parameter from int to basic_block, pass basic_blocks instead of ints.
2774 (process_insert_insn): Pass basic_blocks instead of ints as parameters.
2775 (insert_insn_end_bb): Change bb parameter from int to basic_block,
2776 pass basic_blocks instead of ints.
2777 (pre_edge_insert, pre_insert_copy_insn, pre_insert_copies): Pass
2778 basic_blocks instead of ints as parameters.
2779 (pre_delete): Pass basic_blocks instead of ints as parameters.
2780 (hoist_expr_reaches_here_p): Change bb parameter from int to
2781 basic_block, pass basic_blocks instead of ints.
2782 (hoist_code): Pass basic_blocks instead of ints as parameters.
2783 (reg_set_info, store_ops_ok, store_killed_after, store_killed_before):
2784 Change bb parameter from int to basic_block.
2785 (build_store_vectors): Pass basic_blocks instead of ints as parameters.
2786 (insert_insn_start_bb): Change bb parameter from int to basic_block,
2787 pass basic_blocks instead of ints.
2788 (insert_store): Pass basic_blocks instead of ints as parameters.
2789 (replace_store_insn, delete_store): Change bb parameter from int to
2790 basic_block, pass basic_blocks instead of ints.
2791 (store_motion): Pass basic_blocks instead of ints as parameters.
2793 2001-04-09 Andrew MacLeod <amacleod@redhat.com>
2795 * basic-block.h (set_new_block_for_insns): New Prototype.
2796 (set_block_num): Delete prototype.
2797 * flow.c (set_block_num): Remove obsolete function.
2798 (set_block_for_new_insns): Set BB for single or multiple insns.
2799 * gcse.c (handle_avail_expr): Use set_block_for_new_insns.
2800 (process_insn_end_bb): Use set_block_for_new_insns or
2801 set_block_for_insn instead of set_block_num.
2802 (pre_insert_copy_insn): Use set_block_for_new_insns.
2803 (update_ld_motion_stores): Use set_block_for_new_insns.
2804 (insert_insn_start_bb): Use set_block_for_new_insns.
2805 (replace_store_insn): Use set_block_for_new_insns.
2807 2001-04-09 Andrew MacLeod <amacleod@redhat.com>
2808 Jeff Law <law@redhat.com>
2810 * alias.c (get_addr): Externalize.
2811 (canon_true_dependence): New function. Behaves like true_dependance
2812 except it already assumes a MEM has been canonicalized.
2813 * flags.h (flag_gcse_lm, flag_gcse_sm): New optimization flags.
2814 * gcse.c (struct ls_expr): Add load/store expressions structure.
2815 (modify_mem_list, canon_modify_mem_list): New variable.
2816 (gcse_main): Initialize & finalize alias analysis. Use enhanced
2817 load motion and store motion if requested.
2818 (alloc_gcse_mem): Allocate space for modify_mem_list array.
2819 (free_gcse_mem): Free the modify_mem_list array.
2820 (oprs_unchanged_p): Use load_killed_in_block_p.
2821 (gcse_mems_conflict_p, gcse_mem_operand): New variables.
2822 (mems_conflict_for_gcse_p): New function. Don't kill loads
2823 with stores to themselves if its in the load/store expression list.
2824 (load_killed_in_block_p): New function.
2825 (canon_list_insert): New Function.
2826 (record_last_mem_set_info): Keep a list of all instructions which
2827 can modify memory for each basic block.
2828 (compute_hash_table, reset_opr_set_tables): Clear modify_mem_list.
2829 (oprs_not_set_p): Use load_killed_in_block_p.
2830 (mark_call, mark_set, mark_clobber): Use record_last_mem_set_info.
2831 (expr_killed_p): Use load_killed_in_block_p.
2832 (compute_transp): Do not pessimize memory references.
2833 (pre_edge_insert): Update stores for a load motion expression.
2834 (one_pre_gcse_pass): Check loads/stores for extra load motion.
2835 (ldst_entry): Find or create a ldst_expr structure.
2836 (free_ldst_entry): Free memory for an individual item.
2837 (free_ldst_mems): Free entire load/store expression list.
2838 (print_ldst_list): Print debug info.
2839 (find_rtx_in_ldst): Try to find an rtx expression in the ldst list.
2840 (enumerate_ldsts): Assign integer values to each entry in list.
2841 (first_ls_expr): First expression in the list.
2842 (next_ls_expr): Next expression in the list.
2843 (simple_mem): Check if expression qualifies for ld/st expression list.
2844 (invalidate_any_buried_refs): Remove from expression list if its
2845 used in some other way we dont understand.
2846 (compute_ld_motion_mems): Find all potential enhanced load motion
2848 (trim_ld_motion_mems): Remove any expressions which are invalid.
2849 (update_ld_motion_stores): Copy store values to registers for loads
2850 which have been moved.
2851 (regvec, st_antloc, num_store): New global statics.
2852 (reg_set_info): Marks registers as set.
2853 (store_ops_ok): Verfies registers expressions are valid in a block.
2854 (find_moveable_store): Look for moveable stores in a pattern.
2855 (compute_store_table): Find stores in a function worth moving, maybe.
2856 (load_kills_store): Check dependance of a load and store.
2857 (find_loads): Find any loads in a pattern.
2858 (store_killed_in_insn): Check if a store is killed in an insn.
2859 (store_killed_after): Check is store killed after an insn in a block.
2860 (store_killed_before): Check is store killed before an insn in a block.
2861 (build_store_vectors): Generate the antic and avail vectors.
2862 (insert_insn_start_bb): Insert at the start of a BB, update BLOCK_HEAD.
2863 (insert_store): Add a store to an edge.
2864 (replace_store_insn): Replace a store with a SET insn.
2865 (delete_store): Delete a store insn.
2866 (free_store_memory): Free memory.
2867 (store_motion): Perform store motion.
2868 * invoke.texi: Add documentation for -fcse-lm and -fgcse-sm.
2869 * rtl.h (get_addr, canon_true_dependence): Add prototypes.
2870 * toplev.c (flag_gcse_lm, flag_gcse_sm): New Variables.
2871 (f_options): Add gcse-lm and gcse-sm.
2873 Mon Apr 9 16:18:03 CEST 2001 Jan Hubicka <jh@suse.cz>
2875 * i386.c (expand_fp_movcc): Fix condition reversal code.
2877 * i386.c (ix86_register_move_cost): Fix handling of reformating penalty
2878 * i386.h (INTEGER_CLASS_P, MAYBE_INTEGER_CLASS_P): New.
2879 (CLASS_MAX_NREGS): Use it.
2881 * i386.h (HARD_REGNO_NREGS): Handle properly TF and TCmodes on 64bit;
2882 handle properly complex values.
2883 (CLASS_MAX_NREGS): Likewise; update comment.
2885 2001-04-05 Bernd Schmidt <bernds@redhat.com>
2887 * ia64.c (ia64_flag_schedule_insns2): New variable.
2888 (ia64_override_options): Initialize it. Clear
2889 flag_schedule_insns_after_reload.
2890 (ia64_reorg): Only do scheduling if ia64_flag_schedule_insns2.
2892 Mon Apr 9 15:09:13 CEST 2001 Jan Hubicka <jh@suse.cz>
2894 * i386.md (truncdfsf2_*): Add i387->int/sse reg alternatives;
2895 Do not require source to match destination anymore;
2896 Add abort to the nontrivial cases that should be handled by split.
2897 (fix_trunc?fdi): Add SSE case for x86_64.
2898 (floatdi?f): Likewise.
2899 (floatdi?f_sse): New.
2900 (fix_trunc?fdi_sse): New.
2902 2001-04-09 Richard Sandiford <rsandifo@redhat.com>
2904 * dwarfout.c (DEBUG_ARANGES_BEGIN_LABEL): New label.
2905 (DEBUG_ARANGES_END_LABEL): Ditto.
2906 (dwarfout_init): Generate length and version fields at the start
2907 of the .debug_aranges info. Insert DEBUG_ARANGES_BEGIN_LABEL
2908 after the length field.
2909 (dwarfout_finish): Insert DEBUG_ARANGED_END_LABEL at the end of
2910 the .debug_aranges info.
2912 Sun Apr 8 00:43:27 CEST 2001 Jan Hubicka <jh@suse.cz>
2914 * i386.c (call, call_value): Make sure that resulting call_insn
2915 does have proper second operand.
2917 Sun Apr 8 22:50:49 2001 Christopher Faylor <cgf@cygnus.com>
2919 * config/i386/xm-cygwin.h (GET_ENV_PATH_LIST): Eliminate obsolete
2920 function. Remove include of sys/cygwin.h.
2922 Sun Apr 8 22:20:27 2001 Christopher Faylor <cgf@cygnus.com>
2924 * config/i386/cygwin.h (STARTFILE_SPEC): search */lib/w32api by default.
2925 (CPP_SPEC): Always search */include/w32api for header files.
2926 (ASM_OUTPUT_SECTION_NAME): Avoid testing NULL DECL.
2927 (LINK_SPEC): Add "cyg" to the library search prefixes.
2929 2001-04-08 Philip Blundell <philb@gnu.org>
2931 * config/arm/arm.h (ASM_OUTPUT_LABELREF): Use asm_fprintf.
2933 2001-04-08 Neil Booth <neil@daikokuya.demon.co.uk>
2935 * cpperror.c (print_location): Don't special case <stdin>.
2936 (_cpp_begin_message): Handle WARNING_SYSHDR the same as
2937 WARNING, but we don't check if we're in system headers.
2938 * cpplib.h (enum error_type): WARNING_SYSHDR: New.
2939 * cpplib.c (do_warning): Warn in system headers.
2941 2001-04-07 Mumit Khan <khan@NanoTech.Wisc.EDU>
2943 * mbchar.c: Include config.h first.
2945 2001-04-07 Zack Weinberg <zackw@stanford.edu>
2947 * config.gcc: Set default for xmake_file at top, not bottom.
2948 Change places that set xmake_file to "none" to set to the
2949 empty string instead, or remove them entirely if there is no
2950 default xmake_file for this cpu_type. Remove references to
2953 * config/x-lynx, config/convex/x-convex, config/elxsi/x-elxsi,
2954 config/i386/x-isc, config/i386/x-isc3, config/i386/x-ncr3000,
2955 config/i386/x-next, config/i386/x-sco, config/i386/x-sysv3,
2956 config/i386/x-vsta, config/i860/x-sysv4, config/m68k/x-amix,
2957 config/m68k/x-apollo68, config/m68k/x-ccur, config/m68k/x-crds,
2958 config/m68k/x-hp2bsd, config/m68k/x-mot3300, config/m68k/x-mot3300-gas,
2959 config/m68k/x-tower, config/m88k/x-sysv4, config/mips/x-dec-osf1,
2960 config/mips/x-sni-svr4, config/mips/x-ultrix, config/romp/x-mach,
2961 config/romp/x-romp, config/rs6000/x-beos, config/rs6000/x-lynx,
2962 config/rs6000/x-mach, config/rs6000/x-sysv4, config/sparc/x-sysv4:
2965 * config/a29k/x-unix, config/i386/x-aix, config/i386/x-osf1elf,
2966 config/i386/x-osfrose, config/m68k/x-dpx2, config/mips/x-iris3,
2967 config/mips/x-mips, config/mips/x-osfrose, config/mips/x-sony,
2968 config/mips/x-sysv, config/rs6000/x-aix31:
2969 Just set CLIB to -lld or -lmld, as appropriate.
2971 * config/arm/x-riscix, config/i370/x-oe, config/i386/x-dgux,
2972 config/i386/x-sco4, config/i386/x-sco5, config/m68k/x-hp320,
2973 config/m68k/x-hp320g, config/m68k/x-next, config/m88k/x-dgux,
2974 config/mips/x-iris, config/pa/x-pa:
2975 Just set (some of) FIXPROTO_DEFINES, STMP_FIXPROTO,
2976 OTHER_FIXINCLUDES_DIRS.
2978 * config/i386/x-djgpp: Don't set LN or LN_S.
2979 * config/m88k/x-dolph: Don't define __m88k__.
2980 * config/m88k/x-tekXD88: Don't set AR_FLAGS.
2981 * config/pa/x-pa-mpeix: Just set up quadlib.asm.
2982 * config/i860/fx2800.h: No need to #undef SVR4.
2984 38 x-host fragments remain, 2 x-cpu.
2986 2001-04-07 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
2988 * c4x.h (HARD_REGNO_NREGS): HCmode mode uses 2 regs not 4.
2990 2001-04-06 Neil Booth <neil@daikokuya.demon.co.uk>
2992 * cpplib.c (cpp_push_buffer): Give stdin buffers the name <stdin>.
2994 2001-04-06 Neil Booth <neil@daikokuya.demon.co.uk>
2996 * configure.in: Add check for lstat.
2997 * configure, config.in: Regenerate.
2998 * cppinit.c (append_include_chain): Make empty path ".".
2999 * cpplib.c (do_line): Don't simplify #line paths.
3000 * cppfiles.c (remove_component_p): New function.
3001 (find_or_create_entry): Acknowledge stat () errors during
3002 path simplification.
3003 (handle_missing_header): Don't simplify paths.
3004 (_cpp_simplify_pathname): Don't simplify VMS paths. Return
3005 the empty path untouched. Don't leave a trailing '/'.
3007 2001-04-06 Benjamin Kosnik <bkoz@redhat.com>
3009 * cppdefault.c (GPLUSPLUS_BACKWARD_INCLUDE_DIR): Add.
3010 * Makefile.in (-DGPLUSPLUS_BACKWARD_INCLUDE_DIR): Add.
3012 2001-04-06 Neil Booth <neil@daikokuya.demon.co.uk>
3014 * cppfiles.c (open_file): Fail directories silently, but
3015 with an errno of NOENT set.
3016 (read_include_file): Move the common exit code to the sole
3017 caller. Return an int indicating success or failure. Let
3018 open_file handle directories.
3019 (stack_include_file): If read_include_file fails,
3020 push a "null" buffer.
3022 2001-04-05 DJ Delorie <dj@redhat.com>
3024 * function.h (virtuals_instantiated): Declare.
3025 * function.c: (virtuals_instantiated): Make global.
3026 * calls.c (emit_library_call_value_1): Use
3027 virtual_outgoing_args_rtx only if it hasn't been instantiated.
3028 Otherwise, use the stack pointer directly.
3030 Thu Apr 5 19:13:33 CEST 2001 Jan Hubicka <jh@suse.cz>
3032 * i386.c (x86_initialize_trampoline): New global function.
3033 * i386.h (TRAMPOLINE_SIZE): Size is 23 for x86_64.
3034 (INITIALIZE_TRAMPOLINE): Move offline.
3035 * i386-protos.h (x86_initialize_trampoline): Declare.
3037 Thu Apr 5 19:02:15 CEST 2001 Jan Hubicka <jh@suse.cz>
3039 * i386.md (movdi_1_rex64): Allow SSE->SSE reg move.
3040 (lea_0): Rename to lea_1.
3041 (lea_1_zext, lea_1_rex64, lea_2_rex64): New patterns.
3042 (lea_general_?): Allow SImodes on TARGET_64BIT
3043 (lea_general_?_zext): New patterns.
3044 (call_1, call_1_rex64): Fix.
3046 Thu Apr 5 19:00:15 CEST 2001 Jan Hubicka <jh@suse.cz>
3048 * i386.c (ix86_split_long_move): Use PUT_MODE instead of change_address.
3050 Thu Apr 5 18:25:56 CEST 2001 Jan Hubicka <jh@suse.cz>
3052 * i386.c (function_arg): Return constm1_rtx for last argument.
3053 (ix86_expand_prologue): Update gen_call calls.
3054 * i386.h (FUNCTION_BLOCK_PROFILER_EXIT): Likewise.
3055 * i386.md (call_pop): Likewise.
3056 (call): Second operand is VOIDmode.
3057 (call_0): Likewise; Support 64bits.
3058 (call_exp): New expander.
3059 (call_1): Get to the sync.
3060 (call_1_exp): New pattern.
3061 (call_value): Support 64bit.
3062 (call_value_exp): New pattern.
3063 (untyped_call): Update gen_call call.
3064 (call_value_pop): Disable for 64bit.
3065 (call_value_0_rex64): New pattern.
3066 (call_value_1_rex64): Likewise.
3068 2001-04-05 Bo Thorsen <bo@suse.de>
3070 * i386.md: Don't allow "builtin_setjmp_receiver" for TARGET_64BIT.
3072 Thu Apr 5 13:44:17 2001 J"orn Rennecke <amylaar@redhat.com>
3074 * i386.md (*andsi_1+3): If used after reload, make sure the operand
3075 satisfies ANY_QI_REG_P.
3077 2001-04-05 Bernd Schmidt <bernds@redhat.com>
3079 * config/ia64/ia64.c (rtx_needs_barrier): A PARALLEL can contain
3082 * sched-deps.c (sched_analyze_insn): Revert more of the March 27
3085 2001-04-04 Zack Weinberg <zackw@stanford.edu>
3087 * config.gcc: Remove default for xm_file. Clean up local
3088 machine type handling. Remove settings of xm_file to
3089 something that doesn't exist. In the big switch, set xm_file,
3090 don't append to it (the value before the big switch is always
3091 null). Don't force build_xm_file or host_xm_file to have a value.
3092 * configure.in: Remove default for xm_file. Do not special
3093 case $cpu/xm-$cpu.h not existing.
3094 * configure: Regenerate.
3096 2001-04-04 Diego Novillo <dnovillo@redhat.com>
3098 * simplify-rtx.c (simplify_binary_operation): Check for overflow
3099 when folding integer division and modulo operations.
3101 2001-04-04 Andrew MacLeod <amacleod@redhat.com>
3103 * dwarf2out.c (output_cfi): Add 'for_eh' parameter, use PTR_SIZE
3104 instead of DWARF2_ADDR_SIZE for EH addresses.
3105 (output_call_frame_info): Use PTR_SIZE instead of DWARF2_ADDR_SIZE for
3108 2001-04-04 Richard Henderson <rth@redhat.com>
3110 * config/ia64/ia64.h (IA64_UNWIND_INFO): Disable.
3111 * config/ia64/t-glibc (LIB2ADDEH): Disable.
3112 * config/ia64/t-ia64 (LIB2ADDEH): Disable.
3114 2001-04-04 Richard Henderson <rth@redhat.com>
3116 * configure.in (gcc_cv_as_leb128): Escape "." in regexp.
3117 * configure: Rebuilt.
3119 2001-04-04 Jakub Jelinek <jakub@redhat.com>
3121 * gcse.c (delete_null_pointer_checks_1): Add delete_list argument,
3122 push insns to delete to it instead of deleting them.
3123 (delete_null_pointer_checks): Delete insns from delete_list after
3124 all delete_null_pointer_checks_1 passes are done.
3126 2001-04-04 Richard Henderson <rth@redhat.com>
3128 * configure.in (gcc_cv_as_leb128): Tweek minor number extraction.
3129 * configure: Rebuilt.
3131 2001-04-04 Zack Weinberg <zackw@stanford.edu>
3133 * expr.h: Remove #ifdef FUNCTION_CONVERSION_BUG logic.
3134 * config/romp/xm-romp.h: Delete.
3136 2001-04-04 Bernd Schmidt <bernds@redhat.com>
3138 * sched-deps.c (sched_analyze_insn): Partially revert March 27
3141 2001-04-04 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
3143 * emit-rtl.c (mark_label_nuses) Increment the label uses for
3144 all labels present in rtx.
3145 (try_split) Call new function for all split insns.
3147 2001-04-04 Jakub Jelinek <jakub@redhat.com>
3149 * recog.c (validate_replace_rtx_1): Instead of aborting just make
3150 sure the change won't be validated.
3152 Wed Apr 4 00:45:38 EDT 2001 John Wehle (john@feith.com)
3154 * rtl.h (set_noop_p): Declare.
3155 * flow.c (set_noop_p): Move from here ...
3156 * rtlanal.c (set_noop_p): ... to here and enhance.
3157 * cse.c (delete_trivially_dead_insns): Use it.
3158 * gcse.c (hash_scan_set): Likewise.
3159 * jump.c (delete_noop_moves): Likewise.
3160 * recog.c (split_all_insns): Likewise.
3162 2001-04-04 Alan Modra <alan@linuxcare.com.au>
3164 * dwarf2out.c (dwarf2out_frame_debug_expr): Support adjusting
3165 stack pointer via a LO_SUM. Ditto for setting a temp register
3166 used to save to the stack. Set cfa_temp when setting fp, and
3167 allow matches to cfa_temp in addition to cfa_store when saving
3168 regs. Handle POST_INC and LO_SUM register stores. Document the
3169 changes and errors in rule 12 doco.
3171 * pa.c (set_reg_plus_d, store_reg, load_reg): Return last insn.
3172 (actual_fsize, local_fsize, save_fregs): Move for store_reg to see.
3173 (load_reg): Move closer to epilogue code.
3174 (DO_FRAME_NOTES): Define to control the following..
3175 (FRP): Define to set RTX_FRAME_RELATED_P on insns.
3176 (hppa_expand_prologue): Use FRP and REG_FRAME_RELATED_EXPR
3178 (hppa_expand_epilogue): Likewise.
3180 2001-04-03 Richard Henderson <rth@redhat.com>
3182 * configure.in (gcc_cv_as_leb128): Reject gas before 2.11.
3183 * configure: Rebuild.
3185 2001-04-03 Richard Henderson <rth@redhat.com>
3187 * rtl.h (LCT_THROW): New.
3188 * calls.c (emit_library_call_value_1): Handle it.
3189 * except.c (connect_post_landing_pads): Use it.
3191 2001-04-03 Zack Weinberg <zackw@stanford.edu>
3193 * gansidecl.h: Delete file.
3194 * configure.in: Change all refs to gansidecl.h to use
3195 ansidecl.h. Adjust *_file_list so they know where ansidecl.h
3197 * configure: Regenerate.
3199 * Makefile.in (intl.o): Don't depend on gansidecl.h.
3200 * defaults.h: s/gansidecl.h/ansidecl.h/ in comment.
3201 * ggc.h, config/fr30/fr30.h, config/mcore/mcore.c:
3202 Don't include gansidecl.h.
3203 * intl.c, main.c, version.c, fixinc/fixlib.h,
3204 fixinc/procopen.c, fixinc/server.c: Include ansidecl.h not
3207 Tue Apr 3 19:41:21 CEST 2001 Jan Hubicka <jh@suse.cz>
3209 * i386.c (ix86_force_to_memory, ix86_free_from_memory):
3212 2001-04-03 Zack Weinberg <zackw@stanford.edu>
3214 * config/i386/xm-beos.h, config/i386/xm-isc.h,
3215 config/i386/xm-next.h, config/i386/xm-sco.h,
3216 config/i386/xm-sco5.h, config/m68k/xm-plexus.h,
3217 config/m88k/xm-m88k.h: Delete.
3219 * config/i386/xm-djgpp.h: Don't define __MSDOS__.
3220 * config/romp/xm-romp.h: Don't define bcopy.
3221 * config/rs6000/xm-beos.h: Don't define bcopy, HAVE_VPRINTF,
3222 HAVE_PUTENV, HAVE_RENAME, or USE_C_ALLOCA.
3224 * config.gcc: Remove references to deleted files.
3226 14 xm-host.h remain, 1 xm-cpu.h.
3228 2001-04-03 Jakub Jelinek <jakub@redhat.com>
3229 David S. Miller <davem@pierdol.cobaltmicro.com>
3230 Andrew MacLeod <amacleod@redhat.com>
3232 Use byte offsets in SUBREGs instead of words.
3234 * alias.c (nonlocal_mentioned_p): Use subreg_regno function.
3235 * caller-save.c (mark_set_regs): Change callers of subreg_hard_regno
3236 to pass new argument.
3237 (add_stored_regs): Use subreg_regno_offset function.
3238 * calls.c (expand_call): For non-paradoxical SUBREG take endianess
3240 (precompute_arguments): Use gen_lowpart_SUBREG.
3241 * combine.c (try_combine): Replace explicit XEXP with SUBREG_REG.
3242 (combine_simplify_rtx): Rework to use SUBREG_BYTE.
3243 (simplify_set): Rework to use SUBREG_BYTE.
3244 (expand_field_assignment): Use SUBREG_BYTE.
3245 (make_extraction): Use SUBREG_BYTE.
3246 (if_then_else_cond): Use SUBREG_BYTE.
3247 (apply_distributive_law): Use SUBREG_BYTE and fixup subreg comments.
3248 (gen_lowpart_for_combine): Compute full byte offset.
3249 * cse.c (mention_regs): Use SUBREG_BYTE.
3250 (remove_invalid_subreg_refs): Rework to use SUBREG_BYTE.
3251 (canon_hash): Use SUBREG_BYTE.
3252 (fold_rtx): Pass SUBREG_BYTE div UNITS_PER_WORD to operand_subword.
3253 (gen_lowpart_if_possible): Formatting.
3254 * dbxout.c (dbxout_symbol_location): Compute SUBREG hard regnos
3256 * dwarf2out.c (is_pseudo_reg): Fixup explicit XEXP into SUBREG_REG
3257 (mem_loc_descriptor): Fixup explicit XEXP into SUBREG_REG
3258 (loc_descriptor): Fixup explicit XEXP into SUBREG_REG
3259 * dwarfout.c (is_pseudo_reg): Fixup explicit XEXP into SUBREG_REG
3260 (output_mem_loc_descriptor): Fixup explicit XEXP into SUBREG_REG
3261 (output_loc_descriptor): Fixup explicit XEXP into SUBREG_REG
3262 * emit-rtl.c (gen_rtx_SUBREG): New function, used to verify
3263 certain invariants about SUBREGs the compiler creates.
3264 (gen_lowpart_SUBREG): New function.
3265 (subreg_hard_regno): New function to get the final register number.
3266 (gen_lowpart_common): Use SUBREG_BYTE.
3267 (gen_imagpart): Spacing nits.
3268 (subreg_realpart_p): Use SUBREG_BYTE.
3269 (gen_highpart): Use SUBREG_BYTE.
3270 (subreg_lowpart_p): Always compute endian corrected goal offset,
3271 even at the byte level, then compare against that.
3272 (constant_subword): New function, pulled out all constant cases
3273 from operand_subword and changed second argument name to offset.
3274 (operand_subword): Detect non REG/SUBREG/CONCAT/MEM cases early
3275 and call constant_subword to do the work. Return const0_rtx if
3276 looking for a word outside of OP.
3277 (operand_subword_force): Change second arg name to offset.
3278 * expmed.c (store_bit_field): Use SUBREG_BYTE.
3279 (store_split_bit_field): Use SUBREG_BYTE.
3280 (extract_bit_field): Use SUBREG_BYTE.
3281 (extract_split_bit_field): Use SUBREG_BYTE.
3282 (expand_shift): Use SUBREG_BYTE.
3283 * expr.c (store_expr, expand_expr): Use gen_lowpart_SUBREG.
3284 * final.c (alter_subreg) Use subreg_hard_regno and SUBREG_BYTE.
3285 * flow.c (set_noop_p): Use SUBREG_BYTE.
3286 (mark_set_1): Remove ALTER_HARD_SUBREG. Use subreg_regno_offset instead.
3287 * function.c (fixup_var_refs_1): Fixup explicit XEXP into a SUBREG_REG.
3288 (fixup_memory_subreg): Use SUBREG_BYTE and remove byte endian
3290 (optimize_bit_field): Use SUBREG_BYTE.
3291 (purge_addressof_1): Use SUBREG_BYTE.
3292 (purge_single_hard_subreg_set): Use subreg_regno_offset function.
3293 (assign_params): Mark arguments SUBREG_PROMOTED_VAR_P if they are
3294 actually promoted by the caller and PROMOTE_FOR_CALLS_ONLY is true.
3295 * gengenrtl.c (special_rtx): Add SUBREG.
3296 * global.c (mark_reg_store): Use SUBREG_BYTE.
3297 (set_preference): Rework to use subreg_regno_offset and SUBREG_BYTE.
3298 * ifcvt (noce_emit_move_insn): Use SUBREG_BYTE.
3299 * integrate.c (copy_rtx_and_substitute): Use SUBREG_BYTE and make sure
3300 final byte offset is congruent to subreg's mode size.
3301 (subst_constants): Use SUBREG_BYTE.
3302 (mark_stores): Use subreg_regno_offset function.
3303 * jump.c (rtx_renumbered_equal_p, true_regnum): Use subreg_regno_offset
3304 function and SUBREG_BYTE.
3305 * local-alloc.c (combine_regs): Use subreg_regno_offset function.
3306 (reg_is_born): Use subreg_hard_regno.
3307 * recog.c (valid_replace_rtx_1): Use SUBREG_BYTE and remove byte
3308 endian correction code. Don't combine subregs unless resulting
3309 offset aligns with type. Fix subreg constant extraction for DImode.
3310 Simplify SUBREG of VOIDmode CONST_DOUBLE.
3311 (general_operand): Remove dead mode_altering_drug code.
3312 (indirect_operand): Use SUBREG_BYTE.
3313 (constrain_operands): Use subreg_regno_offset function.
3314 * reg-stack.c (get_true_reg): Use subreg_regno_offset function.
3315 * regmove.c (regmove_optimize): Use SUBREG_BYTE.
3316 (optimize_reg_copy_3): Use gen_lowpart_SUBREG.
3317 * regs.h (REG_SIZE): Allow target to override.
3318 (REGMODE_NATURAL_SIZE): New macro which target can override.
3319 * reload.c (reload_inner_reg_of_subreg): subreg_regno should be used
3320 on the entire subreg rtx.
3321 (push_reload): Use SUBREG_BYTE in comments and code.
3322 (find_dummy_reload): Use subreg_regno_offset. Only adjust offsets
3323 for hard registers inside subregs.
3324 (operands_match_p): Use subreg_regno_offset.
3325 (find_reloads): Use SUBREG_BYTE and only advance offset for subregs
3326 containing hard regs.
3327 (find_reload_toplev): Use SUBREG_BYTE. Remove byte endian
3328 corrections when fixing up MEM subregs.
3329 (find_reloads_address_1): Use SUBREG_BYTE, subreg_regno, and
3330 subreg_regno_offset where appropriate.
3331 (find_reloads_subreg_address): Use SUBREG_BYTE. Remove
3332 byte endian corrections when fixing up MEM subregs.
3333 (subst_reloads): When combining two subregs, make sure final
3334 offset is congruent to subreg's mode size.
3335 (find_replacement): Use SUBREG_BYTE and subreg_regno_offset.
3336 (refers_to_regno_for_reload_p): Use subreg_regno.
3337 (reg_overlap_mentioned_for_reload_p): Use subreg_regno_offset.
3338 * reload1.c (eliminate_regs) Use SUBREG_BYTE. Remove byte endian
3339 correction code for memory subreg fixups.
3340 (forget_old_reload_1): Use subreg_regno_offset.
3341 (choose_reload_regs): Use subreg_regno.
3342 (emit_input_reload_insns): Use SUBREG_BYTE.
3343 (reload_combine_note_store): Use subreg_regno_offset.
3344 (move2add_note_store): Use subreg_regno_offset.
3345 * resource.c (update_live_status, mark_referenced_resources): Use
3346 subreg_regno function.
3347 (mark_set_resources): Use subreg_regno function.
3348 * rtl.h (SUBREG_WORD): Rename to SUBREG_BYTE.
3349 (subreg_regno_offset, subreg_regno): Define prototypes.
3350 (subreg_hard_regno, constant_subword, gen_rtx_SUBREG): Newi functions.
3351 (gen_lowpart_SUBREG): Add prototype.
3352 * rtl.texi (subreg): Update to reflect new byte offset representation.
3353 Add mentioning of the effect that BYTES_BIG_ENDIAN has on subregs now.
3354 * rtlanal.c (refers_to_regno_p): Use subreg_regno.
3355 (reg_overlap_mentioned_p): Use subreg_regno.
3356 (replace_regs); Make sure final offset of combined subreg is
3357 congruent to size of subreg's mode.
3358 (subreg_regno_offset): New function.
3359 (subreg_regno): New function.
3360 * sched-vis.c (print_value): Change SUBREG_WORD to SUBREG_BYTE.
3361 * sdbout.c (sdbout_symbol): Compute offset using alter_subreg.
3362 * stmt.c (expand_anon_union_decl): Use gen_lowpart_SUBREG.
3363 * tm.texi (ALTER_HARD_SUBREG): Remove, it is now dead.
3364 (SUBREG_REGNO_OFFSET): Describe SUBREG_REGNO_OFFSET overrides.
3365 * config/a29k/a29k.c (gpc_reg_operand): Use subreg_regno.
3366 (a29k_get_reloaded_address): Use SUBREG_BYTE.
3367 (print_operand): Use SUBREG_BYTE.
3368 * config/alpha/alpha.c (print_operand_address): Use SUBREG_BYTE.
3369 * config/arm/arm.c (arm_reload_in_hi): Use SUBREG_BYTE.
3370 (arm_reload_out_hi): Use SUBREG_BYTE.
3371 * config/d30v/d30v.c (d30v_split_double): Use subreg_regno_offset
3372 instead of SUBREG_WORD.
3373 (d30v_print_operand_memory_reference): Use subreg_regno_offset.
3374 * config/dsp16xx/dsp16xx.md (extendqihi2, zero_extendqihi2): Fix
3375 SUBREG creation to use byte offset.
3376 * config/h8300/h8300.md (Unnamed HImode zero extraction and 16bit
3377 inverted load insns): Fix explicit rtl subregs to use byte
3379 * config/i370/i370.md (cmpstrsi, movstrsi, mulsi3, divsi3,
3380 udivsi3, umodsi3): Generate SUBREGs with byte offsets.
3381 * config/i860/i860.c (single_insn_src_p): Use SUBREG_BYTE.
3382 * config/i860/i860.md (mulsi3_big): Fixup explicit SUBREGs in rtl
3383 to use byte offsets.
3384 (unnamed fmlow.dd insn): Fixup SUBREGS to use byte offsets.
3385 * config/i960/i960.md (extendhisi2): Generate SUBREGs with byte
3386 offsets, also make sure it is congruent to SUBREG's mode size.
3387 (extendqisi2, extendqihi2, zero_extendhisi2, zero_extendqisi2,
3388 unnamed ldob insn): Generate SUBREGs with byte offset.
3389 (zero_extendqihi2): SUBREG's are byte offsets.
3390 * config/m68hc11/m68hc11.c (m68hc11_gen_lowpart): Use SUBREG_BYTE.
3391 (m68hc11_gen_highpart): Use SUBREG_BYTE.
3392 * config/m68k/m68k.md (zero_extendhisi2, zero_extendqihi2,
3393 zero-extendqisi2): Generate SUBREGs with byte offset.
3394 (umulsidi3, mulsidi3, subreghi1ashrdi_const32,
3395 subregsi1ashrdi_const32, subreg1lshrdi_const32): Fixup explicit
3396 subregs in rtl to use byte offsets.
3397 * config/m88k/m88k.md (extendsidi2): fixup subregs to use byte offset.
3398 * config/mips/mips.c (mips_move_1word): Use subreg_regno_offset.
3399 (mips_move_2words): Use subreg_regno_offset.
3400 (mips_secondary_reload_class): Use subreg_regno_offset.
3401 * config/mips/mips.md (DImode plus, minus, move, and logical op
3402 splits): Fixup explicit subregs in rtl to use byte offsets.
3403 * config/mn10200/mn10200.c (print_operand): Use subreg_regno function.
3404 * config/mn10300/mn10300.c (print_operand): Use subreg_regno function.
3405 * config/ns32k/ns32k.md (udivmoddisi4): Fix explicit subregs in
3406 rtl to use byte offsets.
3407 * config/pa/pa.c (emit_move_sequence): Use SUBREG_BYTE.
3408 * config/pa/pa.md (floatunssisf2, floatunssidf2, mulsi3): fix explicit
3409 subregs to use byte offsets.
3410 * config/pdp11/pdp11.md (zero_extendhisi2, modhi3, modhi3+1):
3411 Fixup explicit subregs in rtl to use byte offsets.
3412 * config/romp/romp.c (memory_offset_in_range_p): Use SUBREG_BYTE
3413 and remove byte endian correction code.
3414 * config/sh/sh.c (output_movedouble): Use subreg_regno.
3415 (gen_ashift_hi): Use SUBREG_BYTE.
3416 (regs_used): Use subreg_regno_offset.
3417 (machine_dependent_reorg): Use subreg_regno_offset.
3418 * config/sh/sh.h (INDEX_REGISTER_RTX_P): Use SUBREG_BYTE.
3419 * config/sh/sh.md (DImode and DFmode move splits): Use subreg_regno.
3420 (movdf_i4): Subregs are byte offsets now.
3421 * config/sparc/sparc.c (ultra_find_type): Use SUBREG_BYTE.
3422 * config/sparc/sparc.h (ALTER_HARD_SUBREG): Removed.
3423 (REGMODE_NATURAL_SIZE): Override.
3424 (REG_SIZE): For SUBREG check float mode on SUBREG_REG's mode.
3425 * config/sparc/sparc.md (TFmode move splits): Generate SUBREGs
3427 (zero_extendhisi2, zero_extendqidi2_insn, extendhisi2,
3428 extendqihi2, sign_extendqihi2_insn, sign_extendqisi2_insn,
3429 extendqidi2): Generate SUBREGs with byte offsets, also make sure
3430 it is congruent to SUBREG's mode size.
3431 (smulsi3_highpart_v8plus): Fix explicit subregs in rtl to use byte
3433 (cmp_siqi_trunc, cmp_siqi_trunc_set, cmp_diqi_trunc,
3434 cmp_diqi_trunc_set, lshrdi3_v8plus+1, lshrdi3_v8plus+2,
3435 lshrdi3_v8plus+3, lshrdi3_v8plus+4): Use proper
3436 SUBREG_BYTE offset for non-paradoxical subregs in patterns.
3437 * config/v850/v850.c (print_operand, output_move_double): Use
3438 subreg_regno function.
3440 2001-04-03 Alexandre Oliva <aoliva@redhat.com>
3442 * configure.in (target_subdir): Use target_alias, not target.
3443 * configure: Rebuilt.
3445 * config/sh/crtn.asm (init, fini): Restore r15 from r14, not the
3447 * config/sh/crti.asm: Fix typos in comments.
3449 2001-04-03 Alan Modra <alan@linuxcare.com.au>
3451 * pa.h: Revise comments for TARGET_NO_SPACE_REGS and
3452 TARGET_FAST_INDIRECT_CALLS.
3453 * pa.c (override_options): TARGET_NO_SPACE_REGS is now OK with
3455 (return_addr_rtx): Short circuit export stub matching when
3456 TARGET_NO_SPACE_REGS.
3457 (output_millicode_call): For out of range calls, make -fPIC
3458 take precedence, then TARGET_PORTABLE_RUNTIME, then ble. Don't
3459 return before delay slot checks when TARGET_PORTABLE_RUNTIME.
3460 * pa.md: Modify length attr calculation of all millicode insns to
3463 2001-04-02 Geoffrey Keating <geoffk@redhat.com>
3465 * configure.in (gcc_cv_as_leb128): Correct name of cache variable.
3466 Require at least 2.11 in the version test. Specifically check
3467 for and reject GAS version 2.10.90.
3468 * configure: regenerate.
3470 2001-04-03 Alan Modra <alan@linuxcare.com.au>
3472 * pa.c (override_options): Remove PIC profiling warning.
3473 (hp_profile_labelno): Delete.
3474 (hp_profile_label_rtx): Delete.
3475 (hp_profile_label_name): Delete.
3476 (pa_add_gc_roots): Remove reference to hp_profile_label_rtx.
3477 (output_function_prologue): Remove profiling code and all tests on
3478 profile_flag. Move store of PIC_OFFSET_TABLE_REGNUM now that
3479 merge_sp_adjust_with_store can work for PIC and profiling.
3480 (hppa_expand_epilogue): Remove profile_flag test.
3481 (hppa_can_use_return_insn_p): Likewise.
3482 (hppa_init_pic_save): Emit before tail_recursion_reentry, and
3483 cater for PROFILE_HOOK.
3484 (hppa_profile_hook): New function.
3485 * pa.h (FUNCTION_PROFILER): Now does nothing.
3486 (PROFILE_HOOK): Define.
3487 (hppa_profile_hook): Declare.
3488 (PROFILE_BEFORE_PROLOGUE): Delete.
3489 (ASM_OUTPUT_REG_PUSH): Delete.
3490 (ASM_OUTPUT_REG_POP): Delete.
3491 * pa.md (call_profiler): Turn it into a call insn, and don't `use'
3492 r24. Accept function name operand, and use this and a locally
3493 generated label to calculate pc-rel offset to func start.
3495 2001-04-02 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3497 * $(HOST_PREFIX_1)errors.o, $(HOST_PREFIX_1)ggc-none.o,
3498 ggc-common.o, ggc-simple.o, ggc-page.o, ggc-none.o: Depend on
3501 2001-04-03 Alan Modra <alan@linuxcare.com.au>
3503 * dwarf2out.c (dwarf2out_frame_debug_expr): Move errant HIGH and
3504 LO_SUM cases to where they belong.
3506 2001-04-02 Richard Henderson <rth@redhat.com>
3508 * except.h (lang_eh_type_covers): Mark extern.
3509 (lang_eh_runtime_type): Likewise.
3511 2001-04-02 Zack Weinberg <zackw@stanford.edu>
3513 * genattr.c, gencheck.c, gencodes.c, genconfig.c, genflags.c,
3514 gengenrtl.c: Wrap generated header in multiple-include guard.
3515 Improve error checking.
3517 2001-04-02 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3519 * configure.in: Don't check for putenv.
3520 * configure: Regenerate.
3521 * gcc.c (putenv): Don't define.
3522 * vax/xm-vms.h: Handle putenv.
3524 2001-04-02 Jakub Jelinek <jakub@redhat.com>
3526 * ifcvt.c (noce_emit_move_insn): New.
3527 (noce_try_store_flag, noce_try_store_flag_constants,
3528 noce_try_store_flag_inc, noce_try_store_flag_mask,
3529 noce_try_cmove, noce_try_cmove_arith, noce_try_minmax,
3530 noce_try_abs): Use it.
3531 (noce_process_if_block): Likewise.
3532 For STRICT_LOW_PART, take mode from its SUBREG.
3534 2001-04-02 Jakub Jelinek <jakub@redhat.com>
3536 * fold-const.c (fold): Before optimizing unsigned comparison with
3537 0x7fffffffU, make sure arg0 is integral type.
3539 2001-04-02 Joseph S. Myers <jsm28@cam.ac.uk>
3541 * c-tree.texi: Document representation of wide strings.
3543 2001-04-01 Richard Henderson <rth@redhat.com>
3545 * except.h (expand_builtin_dwarf_fp_regnum): Declare.
3547 Sun Apr 1 11:49:05 CEST 2001 Jan Hubicka <jH@suse.cz>
3549 * i386.md: remove obsoleted comments.
3550 (adddi_?): Rename to adddi_?_rex64; disable for 32bit.
3551 (x86_movsicc_0_m1_rex64): Rename to x86_movdicc_0_m1_rex64;
3552 fix output template.
3554 2001-03-31 Marek Michalkiewicz <marekm@linux.org.pl>
3556 * config/avr/libgcc.S (__mulhi3): Optimize previous change.
3558 2001-03-30 Bernd Schmidt <bernds@redhat.com>
3560 * loop.c (load_mems): When generating a load from a pseudo, update
3563 Fri Mar 30 17:36:43 CEST 2001 Jan Hubicka <jh@suse.cz>
3565 * i386.c (ix86_split_long_move): Use change address to compensate
3566 stack pointer change in push instruction.
3568 Fri Mar 30 00:31:00 CEST 2001 Jan Hubicka <jh@suse.cz>
3570 * i386.md (sse_movdfcc_eq): Fix constraint (sse_mov?fcc splitter): Use operands_match_p
3571 instead of rtx_equal_p; fix the output template.
3573 Fri Mar 30 00:21:41 CEST 2001 Jan Hubicka <jh@suse.cz>
3575 * i386.c (ix86_expand_setcc): Support 64bit.
3576 (ix86_expand_int_movcc): Likewise.
3577 * i386.md (movdicc_rex64, x86_movsicc_0_m1_rex64, movdicc_c_rex64):
3580 * i386.md (allocate_stack_worker): Turn to expander.
3581 (allocate_stack_worker_1, allocate_stack_worker_rex64): New insns.
3583 * i386.c (print_reg): Do not print x86_64 style regs on IA-32
3585 2001-03-29 Richard Henderson <rth@redhat.com>
3587 * libgcc2.c [L__main]: Include unwind-dw2-fde.h instead of frame.h.
3589 2001-03-28 Matthew Hiller <hiller@redhat.com>
3591 * config/mn10300/mn10300.md (cmpsi): Fix first alternative's
3594 * MAINTAINERS: Added self.
3596 2001-03-28 Richard Henderson <rth@redhat.com>
3598 * Makefile.in (cs-tconfig.h): Depend on CONFIG_H, not GCONFIG_H.
3599 Use ALL_CFLAGS not HOST_CFLAGS for sjlj detection.
3601 2001-03-28 Jim Wilson <wilson@redhat.com>
3603 * config/ia64/ia64.md (movtf): Change DImode to TFmode in calls to
3606 2001-03-28 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3608 * toplev.h (fatal_error): Add ATTRIBUTE_NORETURN.
3610 * tradcif.y (yyerror): Likewise. Add format specifier in call to
3613 * tradcpp.c (macroexpand): Likewise for call to `error_with_line'.
3615 2001-03-28 DJ Delorie <dj@redhat.com>
3617 * Makefile.in (stage1_build): Revert CFLAGS patch.
3619 2001-03-28 Marek Michalkiewicz <marekm@linux.org.pl>
3621 * config/avr/libgcc.S (__mulhi3): Correct tests to exit the loop
3622 when multiplier or multiplicand is zero.
3624 2001-03-28 Bernd Schmidt <bernds@redhat.com>
3626 * cselib.c (hash_rtx): Don't do tail recursion elimination by hand.
3628 * config/ia64/ia64.c (update_set_flags): New function, broken out of
3630 (set_src_needs_barrier): Likewise.
3631 (rtx_needs_barrier): For SET case, use these two functions. Rework
3632 PARALLEL case to handle all inputs before all outputs.
3633 (emit_insn_group_barriers): Call init_insn_group_barriers only if we
3634 saw a label and no stop bit since then.
3635 (maybe_rotate, process_epilogue): Add prototypes.
3637 2001-03-28 Richard Henderson <rth@redhat.com>
3639 * config/rs6000/rs6000.h (EPILOGUE_USES): Use TARGET_AIX,
3640 not TARGET_TOC for special toc restore handling.
3641 * config/rs6000/rs6000.md (eh_return): Likewise.
3643 2001-03-28 Richard Henderson <rth@redhat.com>
3645 * config/sparc/sparc.c (eligible_for_epilogue_delay): False if
3646 current_function_calls_eh_return.
3647 (output_function_epilogue): Handle eh_return.
3648 * config/sparc/sparc.h (DOESNT_NEED_UNWINDER): Remove.
3649 (EH_RETURN_DATA_REGNO): New.
3650 (EH_RETURN_STACKADJ_RTX): New.
3651 (EH_RETURN_HANDLER_RTX): New.
3652 * config/sparc/sparc.md (call/short branch peepholes): Check
3653 can_throw_internal instead of in_same_eh_region.
3655 * config/rs6000/rs6000.c (rs6000_stack_info): Allocate space
3656 for eh_return data registers.
3657 (rs6000_emit_prologue): Save eh_return data registers.
3658 (rs6000_emit_epilogue): Force inline restores if eh_return.
3659 Restore eh_return data registers. Mind EH_RETURN_STACKADJ_RTX.
3660 * config/rs6000/rs6000.h (rs6000_stack_t): Add ehrd_offset.
3661 (EH_RETURN_DATA_REGNO, EH_RETURN_STACKADJ_RTX): New.
3662 (EPILOGUE_USES): True for TOC_REGISTER if calls_eh_return and
3663 the target uses one.
3664 * config/rs6000/rs6000.md (eh_epilogue, eh_reg_restore): Remove.
3665 (return_eh_si, return_eh_di): Remove.
3666 (eh_return): New, from corpse of eh_epilogue.
3667 (eh_set_lr_si, eh_set_lr_di): New.
3669 * config/i386/i386.c (general_no_elim_operand): Disallow virtual regs.
3670 (ix86_save_reg): If maybe_eh_return, true for EH_RETURN_DATA_REGNOs.
3671 True for pic register if current_function_calls_eh_return.
3672 (ix86_expand_epilogue): Change "emit_return" argument into "style".
3673 Handle eh_return requirements.
3674 * config/i386/i386.h (EH_RETURN_DATA_REGNO): New.
3675 (EH_RETURN_STACKADJ_RTX): New.
3676 * config/i386/i386.md (exception_receiver): Remove.
3677 (eh_return, eh_return_1): New.
3678 * config/i386/linux.h (MD_FALLBACK_FRAME_STATE_FOR): New.
3680 * config/alpha/alpha.c (alpha_sa_mask): Add EH_RETURN_DATA_REGNOs.
3681 (alpha_mark_machine_status): No eh_epilogue_sp_ofs ...
3682 (alpha_expand_epilogue): ... use EH_RETURN_STACKADJ_RTX instead.
3683 * config/alpha/alpha.h (machine_function): Remove eh_epilogue_sp_ofs.
3684 (EH_RETURN_DATA_REGNO): New.
3685 (EH_RETURN_STACKADJ_RTX, EH_RETURN_HANDLER_RTX): New.
3686 * config/alpha/alpha.md (eh_epilogue): Remove.
3687 (exception_receiver): Use $26 for ldgp input.
3688 * config/alpha/linux.h (MD_FALLBACK_FRAME_STATE_FOR): New.
3690 2001-03-28 Richard Henderson <rth@redhat.com>
3692 * except.c: Rewrite entirely for IA-64 ABI exception handling.
3693 * except.h: Likewise.
3695 * Makefile.in (LIB2ADDEH): Mention unwind-dw2*.c
3696 (LIB2ADDEHDEP): New.
3697 (LIB2FUNCS_EH): Remove.
3698 (LIB2ADD): Remove LIB2ADDEH.
3699 (libgcc.mk): Pass LIB2ADDEHDEP, don't pass LIB2FUNCS_EH.
3700 (LIBGCC_DEPS): Use LIB2ADDEHDEP.
3701 (crt{begin,end}[S].o): Likewise.
3702 (except.o): Update includes.
3703 * mklibgcc.in: Remove LIB2FUNCS_EH, add LIB2ADDEH, LIB2ADDEHDEP.
3704 (libgcc2_c_dep): Use LIB2ADDEHDEP.
3706 * basic-block.h (struct basic_block_def): Remove eh_beg, eh_end.
3707 * bb-reorder.c (reorder_basic_blocks): Don't disable for EH.
3708 * builtins.def (BUILT_IN_EH_RETURN_DATA_REGNO): New.
3709 * builtins.c (expand_builtin): Implement it.
3710 [BUILT_IN_EH_RETURN]: Update for nr arguments change.
3711 * c-common.c (c_common_nodes_and_builtins): Declare it.
3712 * c-decl.c (init_decl_processing): Update __builtin_eh_return.
3713 * calls.c (libfunc_nothrow): Remove.
3714 (emit_library_call_value_1): Don't call it.
3715 * crtstuff.c: Include unwind-dw2-fde.h instead of frame.h.
3716 * dwarf2.h (dwarf_call_frame_info): Add dwarf2.1 elements.
3717 (DW_EH_PE_*): New defines for pointer encoding in .eh_frame.
3718 * dwarf2out.c (struct dw_fde_struct): Add uses_eh_lsda, funcdef_number.
3719 (current_funcdef_number): Globalize.
3720 (output_call_frame_info): Emit frame data if an lsda is needed.
3721 Generate augmentation for personality routine. Don't play with
3723 (dwarf2out_begin_prologue): Record funcdef_number.
3724 * dwarf2out.h (current_funcdef_number): Declare.
3725 * expr.c (expand_expr): Update for except.h name changes.
3726 Remove POPDCC_EXPR, POPDHC_EXPR. Add EXC_PTR_EXPR.
3727 * expr.h (LTI_throw, LTI_rethrow): Remove.
3728 (LTI_sjthrow, LTI_sjpopnthrow, LTI_terminate): Remove.
3729 (LTI_eh_rtime_match): Remove.
3730 (LTI_unwind_resume, LTI_eh_personality): Add.
3731 (LTI_unwind_sjlj_register, LTI_unwind_sjlj_unregister): Add.
3732 * final.c (final): Don't call check_exception_handler_labels,
3733 init_insn_eh_region, or free_insn_eh_region.
3734 (final_scan_insn): Always emit debug labels for
3735 NOTE_INSN_EH_REGION notes.
3736 * flags.h (flag_new_exceptions): Remove.
3737 * flow.c (entry_exit_blocks): Remove eh_beg, eh_end.
3738 (record_active_eh_regions): Remove.
3739 (count_basic_blocks): Check all instructions for REG_EH_REGION.
3740 Use can_throw_internal.
3741 (find_basic_blocks_1): Likewise.
3742 (move_stray_eh_region_notes): Remove.
3743 (find_label_refs): No eh_return_stub_label.
3744 (make_edges): Likewise. No init/free_eh_nesting_info. Handle RESX.
3745 (make_eh_edge): No eh_nest_info. Update for reachable_handlers
3747 (delete_unreachable_blocks): Don't track deleted handlers.
3748 (flow_delete_block): Use maybe_remove_eh_handler.
3749 (delete_eh_regions): Remove.
3750 (merge_blocks): Don't check for eh region match.
3751 (mark_regs_live_at_end): Handle EH_RETURN_DATA_REGNO,
3752 EH_RETURN_STACKADJ_RTX, EH_RETURN_HANDLER_RTX.
3753 (init_propagate_block_info): Disable dead frame store optimization
3754 when current_function_calls_eh_return.
3755 (dump_bb): Don't print eh_beg, eh_end.
3756 * function.c (fixup_var_refs): No catch_clauses.
3757 (expand_function_end): Likewise. Call expand_eh_return before
3758 the return register use. Call sjlj_emit_function_exit_after.
3759 (expand_function_start): Force pseudo DECL_RESULT if sjlj exceptions.
3760 * function.h (struct function): Add calls_eh_return, uses_eh_lsda.
3761 * ifcvt.c (dead_or_predicable): Remove eh region check.
3762 * integrate.c (function_cannot_inline_p): Disallow __builtin_eh_return.
3763 Don't check for EH vs parameters.
3764 (expand_inline_function_eh_labelmap, eif_eh_map): Remove.
3765 (expand_inline_function): Call duplicate_eh_regions.
3766 (copy_insn_list): Don't handle NOTE_INSN_EH_REGION_BEG/END.
3767 (copy_insn_notes): Remap REG_EH_REGION notes.
3768 (copy_rtx_and_substitute): Remove SYMBOL_REF_NEED_ADJUST check.
3769 * integrate.h (struct inline_remap): Add local_return_label.
3770 * jump.c (jump_optimize_1): Don't init/free_insn_eh_region, nor
3771 check_exception_handler_labels, nor exception_optimize.
3772 (find_cross_jump): No EH region check.
3773 * optabs.c (init_optabs): Update for changed eh libfuncs.
3774 * rtl.def (RESX): New.
3775 * rtl.h (SYMBOL_REF_NEED_ADJUST): Remove.
3776 * stmt.c (expand_decl_cleanup): Simplify using_eh_for_cleanups_p
3777 checks. Update for except.h name changes.
3778 (expand_cleanups): Likewise.
3779 (expand_dcc_cleanup, expand_dhc_cleanup): Remove.
3780 * toplev.c (dump_file_index, dump_file): Add .02.eh dump.
3781 (compile_file): Call init_eh before init_optabs. Don't
3782 output_exception_table here.
3783 (rest_of_compilation): Call convert_from_eh_region_ranges,
3784 convert_to_eh_region_ranges, output_function_exception_table.
3785 Don't emit_eh_context.
3786 * tree.def (POPDHC_EXPR, POPDCC_EXPR): Remove.
3787 (EXC_PTR_EXPR): New.
3789 * md.texi (eh_epilogue): Remove.
3790 (eh_return): Document.
3791 * tm.texi (EH_RETURN_DATA_REGNO): Document.
3792 (EH_RETURN_STACKADJ_RTX, EH_RETURN_HANDLER_RTX): Document.
3794 * eh-common.h: Remove file.
3795 * frame-dwarf2.c, frame.c, frame.h: Remove files.
3796 * libgcc2.c (L_eh): Remove.
3798 * unwind-dw2-fde.c: New file, largely copied from frame.c.
3799 * unwind-dw2-fde.h: New file.
3800 * unwind-dw2.c: New file, largely cribbed from frame-dwarf2.c.
3801 * unwind-sjlj.c, unwind.h, unwind.inc: New files.
3802 * libgcc-std.ver: Update for eh symbols.
3804 2001-03-27 Richard Henderson <rth@redhat.com>
3806 * regmove.c (perhaps_ends_bb_p): Use can_throw_internal to
3807 reduce false positives.
3808 (regmove_optimize): Disable if flag_non_call_exceptions.
3810 * stmt.c (expand_return): Remove always true predicate.
3811 (expand_decl_cleanup_no_eh): Remove dead code.
3813 * sched-deps.c (sched_analyze_insn): Consolidate scheduling
3814 barrier code. Add a scheduling barrier if a non-call insn
3815 can throw internally.
3817 * rtlanal.c (rtx_addr_can_trap_p): Virtual registers cannot trap.
3818 Auto-inc addresses trap only if their base register does.
3820 * except.c (can_throw_internal): Rename from can_throw.
3821 * except.h, resource.c: Update references.
3823 * integrate.c (copy_insn_list): Use returnjump_p.
3824 (copy_insn_notes): Recurse for CALL_PLACEHOLDER.
3826 * function.h (struct function): Move all boolean valued fields
3827 to single bit fields at the end of the struct.
3829 * bb-reorder.c, dwarf2out.c, except.c, except.h, flow.c,
3831 Rename asynchronous_exceptions to flag_non_call_exceptions.
3833 * gthr-single.h (UNUSED): New. Distinguish between how C
3834 and C++ mark unused function arguments. Use throughout.
3836 * Makefile.in (cs-tconfig.h): Copy USING_SJLJ_EXCEPTIONS
3837 value to target configuration header.
3838 * configure.in (CONFIG_SJLJ_EXCEPTIONS): New.
3839 * config.in, configure: Rebuild.
3840 * except.h (USING_SJLJ_EXCEPTIONS): New. Define based on
3841 configuration and target defines.
3842 (exceptions_via_longjmp): Remove.
3843 * dwarf2out.c, except.c, final.c, toplev.c, config/ia64/ia64.c:
3844 Use USING_SJLJ_EXCEPTIONS instead of exceptions_via_longjmp.
3846 * except.h (flag_non_call_exceptions): Move ...
3847 * flags.h: ... here.
3849 * combine.c (distribute_notes) [REG_EH_REGION]: If non-call
3850 exceptions, put the note on the trapping instruction.
3852 * flags.h (flag_new_exceptions): Remove.
3853 * toplev.c: Don't set it.
3854 * final.c: Don't check it.
3855 * except.c: Provide stub definition.
3857 * flow.c (tidy_fallthru_edges): Don't combine complex edges.
3858 (calculate_global_regs_live): Kill call-clobbered registers
3859 across exception edges.
3860 * reg-stack.c (convert_regs_1): Kill the entire target stack
3861 across non-call exception edges.
3863 * flow.c (cleanup_cfg): Take no argument.
3864 * output.h, sibcall.c, toplev.c: Update all calls.
3866 2001-03-27 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3868 * configure.in: Don't check for bcopy.
3869 * configure, config.in: Regenerate.
3871 * system.h: Don't define or prototype bcopy, instead poison it.
3873 2001-03-27 Richard Henderson <rth@redhat.com>
3875 * function.c (expand_function_start): Set DECL_REGISTER on
3876 a pseudo used for DECL_RESULT.
3878 * rtl.h (LCT_NORETURN): New.
3879 * calls.c (emit_library_call_value_1): Handle it.
3881 2001-03-27 Stan Shebs <shebs@apple.com>
3883 * objc/objc-act.c (objc_init): Use dump_base_name.
3884 (gen_declaration): Clear the buffer arg.
3885 (gen_declaration_1): New function, body of gen_declaration.
3886 (adorn_decl): Call gen_declaration_1 instead of gen_declaration.
3887 (gen_method_decl): Ditto, plus always clear buffer arg.
3888 (error_with_ivar): Simplify.
3889 (warn_with_method): Ditto.
3890 (build_message_expr): Don't clear buffers.
3891 (dump_interface): Ditto.
3892 (objc_debug): Ditto.
3893 (build_keyword_selector): Clear the buffer by only zeroing
3895 (objc_implementation_context): Declare.
3896 (start_class): Warn about missing @end.
3897 (finish_objc): Ditto.
3899 2001-03-28 John David Anglin <dave@hiauly1.hia.nrc.ca>
3901 * reload1.c (eliminate_regs): Don't abort on MEM USEs.
3903 2001-03-27 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3905 * Makefile.in (SYSTEM_H): Define.
3906 Depend on $(SYSTEM_H), not system.h.
3908 * objc/Make-lang.in: Depend on $(SYSTEM_H), not system.h.
3910 2001-03-27 Jim Wilson <wilson@redhat.com>
3912 * final.c (final_scan_insn, case NOTE_INSN_BASIC_BLOCK): Call
3914 * config/ia64/ia64.c (block_num, need_copy_state): New static vars.
3915 (process_epilogue): New static function.
3916 (process_set): Call process_epilogue instead of emitting .restore
3918 (process_for_unwind_directive): Handle NOTE_INSN_BASIC_BLOCK.
3920 * flow.c (struct reg_cond_life_info): New fields orig_condition
3922 (init_propagate_block_info): Set new fields.
3923 (mark_regno_cond_dead): Set and use new fields.
3924 (flush_reg_cond_reg_1): Likewise.
3925 (and_reg_cond, case AND): Check for redundant AND conditions.
3926 (mark_used_reg): Delete unnecessary clears before freeing splay trees.
3929 2001-03-27 Neil Booth <neil@daikokuya.demon.co.uk>
3931 * cppmacro.c (stringify_arg): Null terminate strings.
3933 2001-03-27 Zack Weinberg <zackw@stanford.edu>
3935 * config.gcc (m68hc11-*-*, m68hc12-*-*): Convert to new tm.h
3936 inclusion style. xm-m68hc11.h no longer exists.
3937 * config/m68hc11/xm-m68hc11.h: Delete file.
3938 * config/m68hc11/m68hc12.h: Convert to new tm.h inclusion style.
3940 * config/m68hc11/m68hc11.h: Convert to new tm.h inclusion style.
3941 Don't define GCC_VERSION, N_, or PARAMS; don't include
3942 gansidecl.h or stdio.h. Define inhibit_libc here.
3943 Make code conditioned on #if GCC_VERSION > 2095 unconditional.
3944 Delete code conditioned on #if GCC_VERSION == 2095.
3946 * config/m68hc11/m68hc11-protos.h, config/m68hc11/m68hc11.c:
3947 Make code conditioned on #if GCC_VERSION > 2095 unconditional.
3948 Delete code conditioned on #if GCC_VERSION == 2095.
3950 2001-03-27 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3952 * system.h: Include symcat.h.
3953 (STRINGIFY): Don't define.
3955 * configure.in: Adjust comment.
3957 * builtins.c: Use STRINGX, not STRINGIFY.
3958 * gencheck.c: Likewise.
3959 * gengenrtl.c: Likewise.
3960 * protoize.c: Likewise.
3962 * cpplex.c: Don't include symcat.h.
3963 * cpplib.c: Likewise.
3965 * gansidecl.h (HAVE_STRINGIZE): Don't define.
3967 2001-03-27 Alan Modra <alan@linuxcare.com.au>
3969 * c-typeck.c (digest_init): Fold init expression.
3971 2001-03-26 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3973 * sbitmap.c (sbitmap_copy): Call memcpy, not bcopy.
3975 2001-03-27 Alan Modra <alan@linuxcare.com.au>
3977 * except.c (eh_regs): Save results of build_pointer_type to a temp
3978 as FUNCTION_VALUE macro may evaluate its args multiple times.
3980 2001-03-26 Mark Mitchell <mark@codesourcery.com>
3982 * c-common.h (DECL_NUM_STMTS): New macro.
3983 * c-decl.c (duplicate_decls): Copy DECL_NUM_STMTS, not
3985 (pushdecl): Likewise.
3986 * c-semantics.c (add_stmt): Update DECL_NUM_STMTS.
3987 * integrate.c (expand_inline_function): Don't check
3989 * print-tree.c (print_node): Don't print it.
3990 * toplev.c (rest_of_compilation): Don't try to inline when
3991 flag_no_inline is on.
3992 * tree.h (DECL_FRAME_SIZE): Remove.
3993 (tree_decl): Adjust accordingly.
3995 2001-03-26 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3997 * combine.c (try_combine): Use memcpy, not bcopy.
3999 * genattrtab.c (expand_units): Likewise.
4001 Mon Mar 26 15:55:08 CEST 2001 Jan Hubicka <jh@suse.cz>
4003 * i386.md (push mem DI peep2): New.
4004 (mov 0, mov -1 peep2): Handle 64bit.
4005 (lea to arithmetics peep2): Handle 64bit leas.
4006 (rsp arithmetics to push/pop peep2s): New.
4008 * i386.md (truncdfsf2_3, trunctfsf2_2): Change predicate to memory_operand.
4010 Mon Mar 26 14:35:18 CEST 2001 Jan Hubicka <jh@suse.cz>
4012 * i386.c (struct machine_function): Add save_varrargs_registers.
4013 (ix86_save_varrargs_registers): New macro.
4014 (ix86_frame_layout): Support 64bit; support red zones and varrargs area.
4015 (ix86_expand_prologue): Likewise.
4016 (ix86_emit_epilogue_esp_adjustement): Likewise.
4017 (ix86_expand_epilogue): Likewise.
4018 * i386.md (pro_epilogue_adjust_stack): Turn to expander; support 64bit.
4019 (pro_epilogue_adjust_stack_1): New insn.
4020 (pro_epilogue_adjust_stack_rex64): Likewise.
4021 * i386.h (MASK_NO_RED_ZONE): New constant.
4022 (TARGET_RED_ZONE): New macro.
4023 (TARGET_OPTIONS): Add "red-zone" and "no-red-zone"
4024 (RED_ZONE_SIZE): New constant.
4025 (RED_ZONE_RESERVE): New constant.
4027 2001-03-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4029 * toplev.c (set_float_handler): Use memcpy, not bcopy.
4031 2001-03-25 Kazu Hirata <kazu@hxi.com>
4033 * config/h8300/h8300.md (umodqi3): Output a tab instead of a
4036 (umodhi3): Likewise.
4039 2001-03-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4041 * mkconfig.sh (DEFINES): Handle entries with '='.
4043 * config.gcc: Don't use i370/xm-mvs.h or ns32k/xm-pc532-min.h.
4044 Set xm_defines to MACRO=value instead.
4046 * i370/xm-mvs.h: Delete.
4048 * ns32k/xm-pc532-min.h: Likewise.
4050 Sun Mar 25 15:01:40 CEST 2001 Jan Hubicka <jh@suse.cz>
4052 * i386.md (ashldi3, ashrdi3, lshrdi3): Change predicates to
4054 use ix86_expand_binary_operator
4055 (?sh??i_?): Disable for 64bit.
4056 * i386.h (PREDICATE_CODES): Add shiftdi_operand.
4057 * i386.c (shiftdi_operand): New predicate.
4059 * (ashldi3_1_rex64, ashldi3_cmp_rex64, ashlsi3_1_zext, ashlsi3_cmp_zext,
4060 ashrdi3_63_rex64, ashrdi3_1_one_bit_rex64, ashrdi3_1_rex64,
4061 ashrdi3_one_bit_cmp_rex64, ashrdi3_cmp_rex64, ashrsi3_31_zext,
4062 ashrsi3_1_one_bit_zext, ashrsi3_1_zext, ashrsi3_one_bit_cmp_zext,
4063 ashrsi3_cmp_zext, lshrdi3_1_one_bit_rex64, lshrdi3_1_rex64,
4064 lshrdi3_cmp_one_bit_rex64, lshrdi3_cmp_rex64, lshrsi3_1_one_bit_zext,
4065 lshrsi3_1_zext, lshrsi3_cmp_one_bit_zext, lshrsi3_cmp_zext,
4066 rotlsi3_1_one_bit_rex64, rotldi3_1_rex64,
4067 rotlsi3_1_one_bit_zext, rotlsi3_1_zext, rotrdi3_1_one_bit_rex64,
4068 rotrdi3_1_rex64, rotrsi3_1_one_bit_zext, rotrsi3_1_zext): New patterns.
4069 (rotldi3, rotrdi3): New expanders.
4071 Sun Mar 25 14:25:33 CEST 2001 Jan Hubicka <jh@suse.cz>
4073 * i386.md (movstrsi): Move offline.
4075 (strmovdi_rex64): New.
4076 (strmov?i): Accept 64bit.
4077 (strmov?i_rex64): New.
4078 (strmov?i_rex_1): New.
4079 (strmov?i_1): Disable for 64bit.
4080 (rep_mov?i_rex64): New.
4081 (rep_mov?i): Disable for 64bit.
4082 (clrstrsi): Move offline.
4083 (strset?i_rex64): New.
4084 (strset?i: Accept 64bit.
4085 (rep_stos?i): Disable for 64bit.
4086 (rep_stos?i_rex64): New.
4087 (strset?i_rex_1): New.
4088 (strset?i_1): Disable for 64bit.
4089 (cmpstrsi): Accept 64bit.
4090 (cmpstrsi_nz_1): Rename to cmpstrqi_nz_1; Disable for 64bit.
4091 (cmpstrqi_nz_rex_1): New.
4092 (cmpstrsi_1): Rename to cmpstrqi_1; Disable for 64bit.
4093 (strlensi): Move offline.
4095 (strlenqi_1): Disable for 64bit; fix constraints.
4096 (strlenqi_rex_1): New.
4097 * i386.c (ix86_adjust_counter): New static function.
4098 (ix86_zero_extend_to_Pmode): Likewise.
4099 (ix86_expand_aligntest): Likweise.
4100 (ix86_expand_strlensi_unroll_1): Make static; update for 64bit.
4101 (ix86_expand_movstr): New global function.
4102 (ix86_expand_clrstr): New global function.
4103 (ix86_expand_strlen): New global function.
4104 * i386-protos.h (ix86_expand_movstr, ix86_expand_clrstr,
4105 ix86_expand_strlen): Declare.
4106 (ix86_expand_strlensi_unroll_1): Delete.
4108 Sat Mar 24 23:15:19 CET 2001 Jan Hubicka <jh@suse.cz>
4110 * i386.md (cmpdi): Fix operand predicates.
4111 (cmpdi_ccno_1_rex64, cmpdi_minus_1_rex64, cmpdi_1_rex64,
4112 cmpdi_1_insn_rex64): New patterns.
4113 (adddi3): Turn to expander.
4114 (adddi3_1, adddi3_carry_rex64, adddi3_cc_rex64): New patterns.
4115 (addsi3_carry_zext): New pattern.
4116 (adddi_?_rex64): New patterns and splitters.
4117 (addsi_?_zext): New patterns.
4118 (subsi3_carry_zext): New pattern.
4119 (subdi_?_rex64): New patterns and splitters.
4120 (iorsi_?_zext): New patterns.
4121 (iordi_?_rex64): New patterns and splitters.
4122 (iorsi_?_zext): New patterns.
4123 (iorsi_?_zext_imm): New patterns.
4124 (xorsi_?_zext): New patterns.
4125 (xordi_?_rex64): New patterns and splitters.
4126 (xorsi_?_zext): New patterns.
4127 (negdi*): New patterns.
4128 (one_cmpldi*): Likewise.
4129 (one_cmplsi*_zext, negsi*_zext): Likewise.
4130 (testqi_ext_3_rex64): New pattern.
4132 Sat Mar 24 21:13:28 CET 2001 Jan Hubicka <jh@suse.cz>
4134 * i386-protos.h (ix86_split_long_move): Return void.
4135 * i386.c (ix86_split_to_parts): Handle 64bit target.
4136 (ix86_split_long_move): Likewise.
4137 * i386.md (all calls to ix86_split_long_move): Update.
4139 2001-03-23 Richard Henderson <rth@redhat.com>
4141 * config/mips/iris4.h (ASM_OUTPUT_ASCII): Rename local variables
4142 to avoid shadowing arguments.
4144 2001-03-23 Jakub Jelinek <jakub@redhat.com>
4146 * varasm.c (make_decl_rtl): Don't append var_labelno discriminator
4147 to variable names where DECL_NAME is different from
4148 DECL_ASSEMBLER_NAME.
4150 2001-03-23 Jim Wilson <wilson@redhat.com>
4152 * varasm.c (make_decl_rtl): Add TREE_PUBLIC check to abort test.
4153 (assemble_alias): Call make_decl_rtl.
4155 Fri Mar 23 16:59:08 2001 J"orn Rennecke <amylaar@redhat.com>
4157 * stor-layout.c (layout_type): Give OFFSET_TYPE a MODE_INT type.
4159 2001-03-23 Bryce McKinlay <bryce@albatross.co.nz>
4161 * extend.texi: Document the "java_interface" attribute.
4163 2001-03-22 Zack Weinberg <zackw@stanford.edu>
4165 * mkconfig.sh: Use a subshell with redirected stdout,
4166 instead of closing stdout and confusing commands that run
4167 afterward. Throw away output of cmp.
4169 2001-03-22 Gordon Sadler <gbsadler1@lcisp.com>
4171 * Makefile.in (stage1_build): Pass CFLAGS to stage1_build.
4173 Thu Mar 22 22:15:59 CET 2001 Jan Hubicka <jh@suse.cz>
4175 * i386.md (zero_extendsidi2_32): Break out from ...
4176 (zero_extendsidi2): ... here ; turn to expander.
4177 (zero_extendsidi2_rex64): New.
4178 (extendsidi2_32): Break out from ...
4179 (extendsidi2): ... here ; turn to expander.
4180 (extendsidi2_rex64): New.
4181 (zero_extendhidi2, zero_extendqidi2, extendhidi2, extendqidi2): New.
4182 (trunc?f?f splitters): Add 64bit versions.
4184 Thu Mar 22 21:41:16 CET 2001 Jan Hubicka <jh@suse.cz>
4186 * i386.md (pushsi, pushsi2_prologue): Disable.
4187 (pushsi2_rex64): New.
4188 (movabs?i_1_rex64, movabs?i_2_rex64): New.
4189 (movqi_ext_1): Disable for 64bit.
4190 (movqi_ext_1_rex64): New.
4191 (pushdi2_rex64): New pattern, peep2s and splitter.
4192 (pushdi2_prologue_rex64): New pattern.
4193 (popdi1_epilogue_rex64, popdi1, movdi_xor_rex64, movdi_or_rex64):
4195 (movdi splitters): Disable for 64bit.
4196 (movdi_1_rex64): New pattern, peep2s and splitters.
4197 (swapdi): New pattern.
4198 (pushsf): Disable for 64bit.
4199 (pushsf_rex64): New pattern and splitter.
4200 (pushdf_nointeger): Disable for 64bit.
4201 (pushdf_integer): Handle the 64bit case.
4202 (pushtf): Likewise; update splitters.
4204 2001-03-22 Richard Henderson <rth@redhat.com>
4206 * mkconfig.sh: Include insn-flags.h.
4207 * Makefile.in (CONFIG_H): Include insn-flags.h.
4208 (lots of objects): Remove insn-codes.h and insn-flags.h.
4210 * alias.c, bb-reorder.c, calls.c, do-loop.c, flow.c, haifa-sched.c,
4211 integrate.c, jump.c, loop.c, predict.c, profile.c, reg-stack.c,
4212 regmove.c, reorg.c, a29k/a29k.c, alpha/alpha.c, arc/arc.c, arm/arm.c,
4213 avr/avr.c, clipper/clipper.c, convex/convex.c, d30v/d30v.c,
4214 dsp16xx/dsp16xx.c, fr30/fr30.c, h8300/h8300.c, i370/i370.c,
4215 i386/i386.c, i860/i860.c, ia64/ia64.c, m32r/m32r.c, m68hc11/m68hc11.c,
4216 m68k/m68k.c, m88k/m88k.c, mcore/mcore.c, mn10200/mn10200.c,
4217 mn10300/mn10300.c, ns32k/ns32k.c, pa/pa.c, pdp11/pdp11.c,
4218 pj/pj.c, romp/romp.c, rs6000/rs6000.c, sh/sh.c, sparc/sparc.c,
4219 v850/v850.c, vax/vax.c:
4220 Don't include insn-flags.h.
4222 * diagnostic.c, expr.h, reload.c, toplev.c:
4223 Don't include insn-codes.h.
4225 * builtins.c, combine.c, except.c, explow.c, expmed.c, expr.c,
4226 final.c, function.c, optabs.c, recog.c, reload1.c, stmt.c,
4227 c4x/c4x.c, i960/i960.c, mips/mips.c:
4228 Don't include insn-codes.h or insn-flags.h.
4230 * genemit.c, genopinit.c, genoutput.c: Don't include insn-codes.h
4231 or insn-flags.h in the generated code.
4232 * genflags.c (gen_proto): Use "struct rtx_def *" instead of "rtx".
4233 (main): Forward declare struct rtx_def.
4235 2001-03-22 Joseph S. Myers <jsm28@cam.ac.uk>
4237 * invoke.texi (-ffast-math): Remove duplicate line about
4240 * gcc.texi: Remove more obsolete documentation of bugs and
4241 installation problems.
4243 2001-03-21 Kazu Hirata <kazu@hxi.com>
4245 * config/h8300/h8300.md (movsi_h8300hs): Split the 2nd alternative
4248 2001-03-20 Jason Merrill <jason@redhat.com>
4250 * collect2.c (is_ctor_dtor): Always use '_' in the file fn names,
4252 * tree.c (FILE_FUNCTION_FORMAT): Likewise.
4253 * varasm.c (CHKR_PREFIX): Likewise.
4255 Wed Mar 21 14:27:11 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
4257 * gcse.c (hash_scan_set): An expression is not anticipatible if it
4258 is part of a multi-SET insn.
4260 * cse.c (find_comparison_args): Remove previous change.
4261 * ifcvt.c (noce_process_if_block): When moving an insn, remove any
4264 * config/i386/i386.md (conditional_trap): Remove warning.
4266 * recog.c (push_operand): Fix error in last change that caused
4267 undefined symbol on many targets.
4269 * sdbout.c: #include ggc.h.
4270 (sdbout_init): Move to end of file.
4271 Call ggc_add_tree_root for anonymous_types.
4272 (sdbout_symbol): Use DECL_NAME for local, not DECL_ASSEMBLER_NAME.
4273 (sdbout_one_type): Use DECL_NAME for field name.
4274 * Makefile.in (sdbout.o): Show includes ggc.h.
4276 Wed Mar 21 20:33:26 CET 2001 Jan Hubicka <jh@suse.cz>
4278 * i386.c (override_options): Default ix86_regparm to REGPARM_MAX.
4279 (override_options): Use properlimits for preferred_stack_boundary.
4280 (ix86_valid_type_attribute_p): Disable stdcall and cdecl attributes
4282 (ext_register_operand): Accept DImode.
4283 (load_pic_register): Abort on 64bit.
4284 (gen_push): Use Pmode instead of SImode.
4285 (ix86_save_reg): Pic reg is never used on 64bit.
4286 (ix86_expand_prologue): Likewise.
4287 (ix86_emit_save_regs): Use Pmode instead of SImode.
4288 (legitimate_address_p): Check displacement for 64bit.
4289 (print_operand): Avoid outputting of (%rip) on 64bit.
4290 (print_operand_address): Output (%rip) where possible.
4291 (split_di): Abort on 64bit registers.
4292 (ix86_expand_branch): DImode comparison is simple for x86_64.
4293 (memory_address_length): Recognize memory addresses formed using
4295 (ix86_data_alignment, ix86_local_alignment): Align arrays to 16 bytes
4297 * i386.h (TARGET_USE_SAHF): Disable for 64bit.
4299 Wed Mar 21 18:51:19 CET 2001 Jan Hubicka <jh@suse.cz>
4301 * recog.c (push_operand): Recognize new format of push instructions.
4303 Wed Mar 21 10:53:57 CET 2001 Jan Hubicka <jh@suse.cz>
4305 * i386.md (pushqi1): New.
4306 * i386-protos.h (x86_64_general_operand, x86_64_szext_general_operand,
4307 x86_64_nonmemory_operand, x86_64_szext_nonmemory_operand,
4308 x86_64_immediate_operand, x86_64_immediate_operand,
4309 x86_64_zext_immediate_operand): Declare.
4310 * i386.c (x86_64_general_operand, x86_64_szext_general_operand,
4311 x86_64_nonmemory_operand, x86_64_szext_nonmemory_operand,
4312 x86_64_immediate_operand, x86_64_immediate_operand,
4313 x86_64_zext_immediate_operand): define.
4314 * i386.h (PREDICATE_CODES): Add new predicates.
4316 Wed Mar 21 10:25:13 CET 2001 Jan Hubicka <jh@suse.cz>
4318 * i386.md (pophi1, popqi1, pushqi1): Remove.
4320 * expr.c (emit_single_push_insn): New function.
4321 (move_by_pieces): Accept NULL as destination for push instructions.
4322 (gen_push_operand): Kill.
4323 (emit_push_insn): Pass NULL when pushing; avoid updating of
4324 stack_pointer_delta.
4325 * expr.h (gen_push_operand): Kill.
4327 Tue Mar 20 20:15:06 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
4329 * rtl.texi (COMPARE): Clarify documentation and reference section
4332 2001-03-20 Stan Shebs <shebs@apple.com>
4334 * objc/objc-act.c (get_static_reference): Use NULL_TREE.
4335 (get_object_reference): Ditto.
4336 (error_with_ivar): Use error_with_file_and_line.
4337 (warn_with_method): Use warning_with_file_and_line.
4339 2001-03-20 Tom Tromey <tromey@redhat.com>
4341 * libgcc-std.ver: Added __fixunssfsi and __fixunsdfsi.
4343 2001-03-20 Mark Mitchell <mark@codesourcery.com>
4345 * tree.c (set_decl_assembler_name): Set DECL_ASSEMBLER_NAME for
4346 variables that are TREE_PUBLIC, even if not TREE_STATIC.
4348 2001-03-20 DJ Delorie <dj@redhat.com>
4350 * Makefile.in (install-libgcc): Pass complete list of variables.
4351 (install-multilib): Ditto.
4353 2001-03-20 David Billinghurst <David.Billinghurst@riotinto.com>
4355 * config/i386/cygwin.h: Declare ctor_section, dtor_section
4356 drectve_section, switch_to_section.
4358 * winnt.c: Declare functions associated_type, gen_stdcall_suffix,
4359 i386_pe_dllexport_p, i386_pe_dllimport_p, i386_pe_mark_dllexport,
4360 i386_pe_mark_dllimport.
4362 2001-03-20 David Billinghurst <David.Billinghurst@riotinto.com>
4364 * config/i386/cygwin.h: Include <stdio.h> Declare and constify
4365 functions i386_pe_*.
4367 * config/i386/winnt.c: Include "tm_p.h" and "toplev.h" Constify
4368 i386_pe_* functions with char * arguments.
4370 2001-03-20 Alexandre Oliva <aoliva@redhat.com>
4372 * config/sh/sh.md (movsf_ie): Fix output patterns for fpul load
4374 (movsi_ie): Introduce fpul store.
4376 2001-03-20 Alan Modra <alan@linuxcare.com.au>
4378 * Makefile.in (OBJS): Remove hashtab.o.
4380 2001-03-19 Stan Shebs <shebs@apple.com>
4382 * objc/objc-act.c (maybe_objc_method_name): Remove, never called.
4383 * c-lang.c (maybe_objc_method_name): Ditto.
4384 * c-tree.h (maybe_objc_method_name): Remove decl.
4386 2001-03-19 Tom Tromey <tromey@redhat.com>
4388 * gcc.c (init_gcc_specs): Fix comment.
4390 2001-03-19 Mark Mitchell <mark@codesourcery.com>
4392 Compute DECL_ASSEMBLER_NAME lazily.
4393 * tree.h (DECL_ASSEMBLER_NAME): Compute it lazily.
4394 (DECL_ASSEMBLER_NAME_SET_P): New macro.
4395 (SET_DECL_ASSEMBLER_NAME): Likewise.
4396 (COPY_DECL_ASSEMBLER_NAME): Likewise.
4397 (set_decl_assembler_name): Declare.
4398 (lang_set_decl_assembler_name): Likewise.
4399 * tree.c (lang_set_decl_assembler_name): New variab.e
4400 (set_decl_assembler_name): New function.
4401 (init_obstacks): Set lang_set_decl_assembler_name.
4402 (build_decl): Don't set DECL_ASSEMBLER_NAME.
4403 * c-decl.c (duplicate_decls): Use SET_DECL_ASSEMBLER_NAME,
4404 COPY_DECL_ASSEMBLER_NAME, etc. Don't set DECL_ASSEMBLER_NAME
4405 where it's not necessary.
4406 (builtin_function): Likewise.
4407 (finish_decl): Likewise.
4408 * dbxout.c (dbxout_type_methods): Likewise.
4409 * ggc-common.c (ggc_mark_trees): Likewise.
4410 * profile.c (output_func_start_profiler): Likewise.
4411 * varasm.c (make_decl_rtl): Likewise.
4413 * cse.c (find_comparison_args): Update documentation. Fix
4414 mishandling of COMPARE operations.
4416 * tree.def (ABS_EXPR): Add documentation.
4417 * fold-const.c (fold): Improve folding of ABS_EXPRs.
4419 2001-03-19 Zack Weinberg <zackw@stanford.edu>
4421 * Makefile.in (hash.o): Depend on $(GCONFIG_H), not $(CONFIG_H).
4423 2001-03-19 Jakub Jelinek <jakub@redhat.com>
4425 * crtstuff.c (init_dummy): Use CRT_END_INIT_DUMMY if defined.
4426 Remove ia32 linux PIC kludge and move it...
4427 * config/i386/linux.h (CRT_END_INIT_DUMMY): ...here.
4429 Mon Mar 19 18:53:54 CET 2001 Jan Hubicka <jh@suse.cz>
4431 * i386.md (absdf2 expander): Fix 64bit case.
4433 2001-03-19 Brad Lucier <lucier@math.purdue.edu>
4435 * Makefile.in: Have splay-tree.o depend on $(GCONFIG_H).
4437 2001-03-16 Andrew Haley <aph@cambridge.redhat.com>
4439 * config/ia64/libgcc-ia64.ver: Add __ia64_backtrace.
4441 2001-03-19 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
4443 * README.X11: Remove obsolete file.
4445 2001-03-18 Anthony Green <green@redhat.com>
4447 * config/pj/pj.h: Remove some trailing commas.
4448 (ASM_SPEC): Use -EB and -EL, not -mb and -ml.
4450 2001-03-18 Richard Henderson <rth@redhat.com>
4452 * defaults.h (ACCUMULATE_OUTGOING_ARGS, PUSH_ARGS): Move from ...
4453 * calls.c: ... here.
4454 * combine.c, expr.c, final.c, function.c toplev.c: Don't provide
4455 defaults for them here.
4457 2001-03-17 Anthony Green <green@redhat.com>
4459 * config/pj/lib1funcs.S: Fix broken comment.
4460 * config/pj/pj.h (LOCAL_LABEL_PREFIX): Prefix internal
4463 2001-03-18 Joseph S. Myers <jsm28@cam.ac.uk>
4465 * gcc.texi: Remove obsolete information relating to build and
4466 installation problems with enquire or the Pyramid C compiler.
4468 2001-03-17 Richard Henderson <rth@redhat.com>
4470 * dwarf2out.c (queue_reg_save): New.
4471 (flush_queued_reg_saves, clobbers_queued_reg_save): New.
4472 (dwarf2out_frame_debug_expr): Call queue_reg_save instead of
4474 (dwarf2out_frame_debug): Call flush_queued_reg_saves when needed.
4475 (cfa, cfa_store, cfa_temp): Make static.
4476 * final.c (final_scan_insn): Always call dwarf2out_frame_debug.
4478 2001-03-17 Richard Henderson <rth@redhat.com>
4480 * integrate.h (struct inline_remap): Add local_return_label.
4481 * integrate.c (expand_inline_function): Initialize it and emit
4482 it after copy_insn_notes.
4483 (copy_insn_list): Don't store local_return_label here.
4484 (copy_insn_notes): New function split out from copy_insn_list.
4486 2001-03-17 Richard Henderson <rth@redhat.com>
4488 * dwarf2out.c (lookup_filename): Emit .file if the assembler
4489 is generating .debug_line.
4490 (dwarf2out_init): Add main_input_filename to the file table first.
4491 * configure.in (as_dwarf2_debug_line): Test with file number 1
4492 instead of file number 0.
4494 Sat Mar 17 11:52:34 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
4496 * combine.c (undobuf): Remove field previous_undos; all refs deleted.
4497 (gen_rtx_combine): Deleted; all references changed as appropriate.
4498 (gen_unary): Deleted; all refs changed to call simplify_gen_unary.
4500 * print-tree.c (print_node): Print DECL_NONADDRESSABLE_P.
4502 2001-03-17 David Billinghurst <David.Billinghurst@riotinto.com>
4504 * config/i386/xm-cygwin.h: Include <sys/cygwin.h. Remove unused
4507 2001-03-16 Jim Wilson <wilson@redhat.com>
4509 * config/ia64/ia64.c (ia64_compute_frame_size): If reg_fp is zero,
4510 then set it to LOC_REG (79) instead of aborting.
4512 2001-03-16 Phil Edwards <pme@sources.redhat.com>
4514 * gccbug.in: Remove high priority.
4516 2001-03-16 Richard Henerson <rth@redhat.com>
4518 * aclocal.m4 (gcc_AC_EXAMINE_OBJECT): Substitute leading od
4519 output with a space instead of deleting it.
4520 * configure: Regenerate.
4522 2001-03-16 Zack Weinberg <zackw@stanford.edu>
4524 * aclocal.m4 (gcc_AC_EXAMINE_OBJECT): New utility macro which
4525 handles the gory details of converting an object file into
4526 something that's safe to grep.
4527 (gcc_AC_C_COMPILE_BIGENDIAN): Rename to
4528 gcc_AC_C_COMPILE_ENDIAN. Use gcc_AC_EXAMINE_OBJECT. Put
4529 newlines at either end of the string we're looking for.
4530 Make 'checking ...' message less stilted.
4531 (gcc_AC_C_FLOAT_FORMAT): Use gcc_AC_EXAMINE_OBJECT. Handle
4532 ARM in-memory layout and its hypothetical converse. Don't
4533 define HOST_FLOAT_WORDS_BIG_ENDIAN unless it's different from
4534 HOST_WORDS_BIG_ENDIAN.
4536 * configure.in: Adjust for renamed macro. Move
4537 gcc_AC_C_FLOAT_FORMAT below gcc_AC_C_COMPILE_ENDIAN.
4538 * configure, config.in: Regenerate.
4540 2001-03-16 Laurynas Biveinis <lauras@softhome.net>
4542 * fixinc/Makefile.in: Set SHELL.
4544 2001-03-16 Laurynas Biveinis <lauras@softhome.net>
4546 * fixinc/fixincl.c (fix_with_system): Quote file names before
4547 passing them to shell.
4549 2001-03-16 Laurynas Biveinis <lauras@softhome.net>
4551 * Makefile.in: Use fix-header$(build_exeext) instead
4554 2001-03-16 Richard Henderson <rth@redhat.com>
4556 * dwarf2out.c: Revert most of 2000-11-25 and 2001-01-24 changes.
4557 (LN_PROLOG_AS_LABEL, LN_PROLOG_END_LABEL): New.
4558 (size_of_line_prolog): Remove.
4559 (output_line_info): Compute prologue size via label difference.
4560 (lookup_filename): Return "unspecified" for <internal> and <built-in>.
4562 * configure.in (HAVE_AS_DWARF2_DEBUG_LINE): Require that the
4563 assembler error when redefining file numbers.
4564 * config.in, configure: Rebuild.
4566 * dwarf2asm.c (dw2_asm_output_data): Mask data to the output size.
4567 (dw2_asm_output_data_uleb128): Use space not tab after .uleb128.
4568 (dw2_asm_output_delta_uleb128): Likewise.
4569 (dw2_asm_output_delta_sleb128): Similarly.
4570 (dw2_asm_output_data_sleb128): Similarly. Print number in decimal.
4572 2001-03-16 Michael Meissner <meissner@redhat.com>
4574 * mips.h (BITMASK_HIGH): Replacement for 0x80000000 that avoids
4576 (BITMASK_UPPER16): Replacement for 0xffff0000 that avoids
4578 (BITMASK_LOWER16): Replacement for 0x0000ffff.
4580 * mips.c (save_restore_insns): Use BITMASK_UPPER16/BITMASK_LOWER16
4581 instead of 0xffff0000/0x0000ffff to avoid warnings about constants
4582 being unsigned in ISO C and signed in traditional.
4583 (expand_prologue): Ditto.
4584 (RA_MASK): Use BITMASK_HIGH to avoid warnings.
4586 * mips.md (divmodsi4,divmodsi4): Use BITMASK_HIGH to avoid
4588 (divsi3,divdi3): Ditto.
4589 (modsi3,moddi3): Ditto.
4590 (fix_truncdfsi2,fix_truncdfdi2): Ditto.
4591 (fix_truncsfsi2,fix_truncsfdi2): Ditto.
4592 (movsi split): Use BITMASK_UPPER16/BITMASK_LOWER16 to avoid
4595 Fri Mar 16 14:47:57 CET 2001 Jan Hubicka <jh@suse.cz>
4597 * i386.c (ix86_expand_fp_movcc): Do not attempt to construct
4598 SSE based conditional moves on LTGT/UNEQ conditions;
4599 Canonicalize EQ to NE.
4600 * i386.md (sse_mov?fcc): Disallow EQ and NE in IEEE mode.
4601 (sse_mov?fcc_ne): New.
4603 * i386-protos.h (sign_extended_value, zero_extended_value): Declare.
4605 2001-03-16 Alexandre Oliva <aoliva@redhat.com>
4607 * config/sh/sh.c (sh_expand_prologue): Insns that set up the PIC
4608 register may be dead.
4610 2001-03-16 Brad Lucier <lucier@math.purdue.edu>
4612 * Makefile.in (hash.o): Depend on CONFIG_H.
4614 2001-03-15 Mark Mitchell <mark@codesourcery.com>
4616 * dwarf2out.c (rtl_for_decl_location): Use DECL_RTL_IF_SET.
4618 2001-03-15 Richard Henderson <rth@redhat.com>
4620 * config/ia64/ia64.h (ASM_OUTPUT_DWARF_OFFSET): New.
4621 (ASM_OUTPUT_DWARF_PCREL): New.
4622 * config/ia64/hpux.h (ASM_OUTPUT_DWARF_OFFSET): Remove.
4624 2001-03-16 Alexandre Oliva <aoliva@redhat.com>
4626 * cppfiles.c (stack_include_file): Use MAX of sysp.
4628 2001-03-15 Steve Ellcey <sje@cup.hp.com>
4630 * config.gcc (ia64*-*-hpux*): New case.
4631 * config/ia64/hpux.h: New file for HP-UX support.
4632 * config/ia64/t-hpux: New file for HP-UX support.
4634 2001-03-16 Bruce Korb <bkorb@gnu.org>, Alexandre Oliva <aoliva@redhat.com>
4636 * fixinc/inclhack.def (irix_stdio_va_list): New.
4637 * fixinc/fixincl.x: Rebuilt.
4639 2001-03-15 Richard Henderson <rth@redhat.com>
4641 * dwarf2asm.c (dw2_asm_output_offset): Use ASM_OUTPUT_DWARF_OFFSET
4642 if provided by the target.
4643 (dw2_asm_output_pcrel): Likewise with ASM_OUTPUT_DWARF_PCREL.
4644 (dw2_asm_output_addr): New.
4645 * dwarf2asm.h (dw2_asm_output_addr): Declare.
4646 * dwarf2out.c (output_cfi): Use it for program addresses.
4647 (output_call_frame_info, output_die): Likewise.
4648 (output_aranges, output_line_info): Likewise.
4650 2001-03-15 Bruce Korb <bkorb@gnu.org>
4652 * gcc.c(main): make more rigorous
4653 * collect2.c(main): guard against ignoring SIGCHLD
4654 * protoize.c(main): ditto
4655 * gcc/fixinc/fixincl.c(initialize): ditto
4657 2001-03-15 Mark Mitchell <mark@codesourcery.com>
4659 * sdbout.c (sdbout_symbol): Use DECL_RTL_SET_P, SET_DECL_RTL.
4660 (sdbout_parms): Likewise.
4662 Thu Mar 15 12:57:14 2001 Jeffrey A Law (law@cygnus.com)
4664 * reload1.c (reload_cse_simplify_set): For LOAD_EXTEND_OP, do not
4665 "widen" a destination that is already wider than a word. Also do
4666 not widen if LOAD_EXTEND_OP is NIL for the given mode.
4668 2001-03-15 Bernd Schmidt <bernds@redhat.com>
4670 * config/ia64/ia64.c (ia64_sched_reorder): Remove debugging aids.
4672 Thu Mar 15 11:30:31 EST 2001 John Wehle (john@feith.com)
4674 * i960.h (ROUND_TYPE_SIZE_UNIT): Fix typo.
4676 Thu Mar 15 11:24:29 EST 2001 John Wehle (john@feith.com)
4678 * i960.h (i960_maxbitalignment,
4679 i960_last_maxbitalignment): Declare.
4680 * i960.c (i960_maxbitalignment,
4681 i960_last_maxbitalignment): Make global.
4682 (process_pragma): Delete.
4683 (i960_pr_align, i960_pr_noalign): Move from here ...
4684 * i960-c.c: ... to this new file.
4685 * t-960bare (i960-c.o): New rule.
4686 * t-vxworks960 (i960-c.o): Likewise.
4687 * config.gcc (i960-*-*): Define c_target_objs and
4690 2001-03-15 Bernd Schmidt <bernds@redhat.com>
4692 * cselib.c (hash_rtx): For REG and MEM, just use value of expression
4693 without adding in rtx code and mode.
4695 * alias.c (init_alias_analysis): Don't use any rtx whose value
4696 varies as a known value.
4697 Delete a superfluous test.
4699 * config/ia64/ia64.c (maybe_rotate): New function, broken out of
4701 (ia64_sched_reorder): Call maybe_rotate; also rotate after
4702 scheduling a stop bit.
4703 (ia64_emit_nops): Correctly handle ASMs.
4705 2001-03-15 Mark Mitchell <mark@codesourcery.com>
4707 * varasm.c (assemble_variable): Use DECL_RTL_SET_P.
4709 2001-03-15 Neil Booth <neil@daikokuya.demon.co.uk>
4711 * cpp.texi: Update documentation for -include and -imacros.
4712 * cppfiles.c (struct include_file): Remove "defined" memeber.
4713 (find_or_create_entry): Make a copy of the file name, and
4715 (open_file): Update to ensure we use the simplified filename.
4716 (stack_include_file): Don't set search_from.
4717 (cpp_included): Don't simplify the path name here.
4718 (find_include_file): New prototype. Call search_from to
4719 get the start of the "" include chain. Don't simplify the
4721 (_cpp_execute_include): New prototype. Move diagnostics to
4722 do_include_common. Update.
4723 (_cpp_pop_file_buffer): Don't set defined.
4724 (search_from): New prototype. Use the preprocessor's cwd
4725 for files included from the command line.
4726 (read_name_map): Don't simplify the pathname here.
4727 * cpphash.h (enum include_type): New.
4728 (struct buffer): Delete search from. New search_cached.
4729 (_cpp_execute_include): Update prototype.
4730 * cppinit.c (do_includes): Use _cpp_execute_include.
4731 * cpplib.c (do_include_common): New function.
4732 (do_include, do_include_next, do_import): Use it.
4734 2001-03-14 Mark Mitchell <mark@codesourcery.com>
4736 * varasm.c (assemble_alias): Use DECL_ASSEMBLER_NAME, not the
4737 contents of the RTL, to determine the name of the object.
4739 2001-03-14 Mark Mitchell <mark@codesourcery.com>
4741 * tree.h (DECL_RTL): Allocate RTL lazily.
4742 (SET_DECL_RTL): New macro.
4743 (DECL_RTL_SET_P): Likewise.
4744 (COPY_DECL_RTL): Likewise.
4745 (DECL_RTL_IF_SET): Likewise.
4746 * varasm.c (make_decl_rtl): Add assertions about the kind of
4747 declaration we are processing.
4748 * c-decl.c (duplicate_decls): Use COPY_DECL_RTL, DECL_RTL_SET_P, etc.
4749 (start_decl): Likewise.
4750 (finish_decl): Likewise.
4751 * c-semantics.c (emit_local_var): Likewise.
4752 * calls.c (expand_call): Likewise.
4753 * dbxout.c (dbxout_symbol): Likewise.
4754 * emit-rtl.c (unshare_all_rtl): Likewise.
4755 (unshare_all_decls): Likewise.
4756 (reset_used_decls): Likewise.
4757 * expr.c (store_constructor): Likewise.
4758 (safe_from_p): Likewise.
4759 (expand_expr): Likewise.
4760 * function.c (put_var_into_stack): Likewise.
4761 (instantiate_decls_1): Likewise.
4762 (assign_parms): Likewise.
4763 (expand_function_start): Likewise.
4764 (expand_function_end): Likewise.
4765 * ggc-common.c (gcc_mark_trees): Likewise.
4766 * integrate.c (function_cannot_inline_p): Likewise.
4767 (copy_decl_for_inlining): Likewise.
4768 (expand_inline_function): Likewise.
4769 (integrate_parm_decls): Likewise.
4770 (integrate_decl_tree): Likewise.
4771 * print-tree.c (print_node): Likewise.
4772 * reg-stack.c (stack_result): Likewise.
4773 * stmt.c (label_rtx): Likewise.
4774 (expand_return): Likewise.
4775 (expand_decl): Likewise.
4776 (expand_decl_cleanup): Likewise.
4777 (expand_anon_union_decl): Likewise.
4778 * toplev.c (check_global_declarations): Likewise.
4779 (rest_of_decl_compilation): Likewise.
4780 * tree.c (simple_cst_equal): Likewise.
4781 * objc/objc-act.c (generate_static_references): Likewise.
4783 2001-03-14 Zack Weinberg <zackw@stanford.edu>
4785 * aclocal.m4 (gcc_AC_C_CHARSET, gcc_AC_C_COMPILE_BIGENDIAN,
4786 gcc_AC_C_FLOAT_FORMAT): New macros.
4787 * configure.in: Add AC_PROG_CPP after CC tests;
4788 gcc_AC_C_CHARSET and gcc_AC_C_FLOAT_FORMAT after the sizeof
4789 tests; and gcc_AC_C_COMPILE_BIGENDIAN after gcc_AC_C_CHAR_BIT.
4790 * configure, config.in: Regenerate.
4792 * config/a29k/xm-a29k.h, config/arc/xm-arc.h,
4793 config/arm/xm-arm.h, config/c4x/xm-c4x.h,
4794 config/convex/xm-convex.h, config/d30v/xm-d30v.h,
4795 config/i370/xm-linux.h, config/i370/xm-oe.h,
4796 config/ia64/xm-ia64.h, config/m32r/xm-m32r.h,
4797 config/m68k/xm-m68k.h, config/mips/xm-mips.h,
4798 config/pa/xm-linux.h, config/pa/xm-pa.h,
4799 config/rs6000/xm-lynx.h, config/rs6000/xm-mach.h,
4800 config/rs6000/xm-rs6000.h, config/rs6000/xm-sysv4.h,
4801 config/sparc/xm-sparc.h, config/vax/xm-vax.h,
4802 config/we32k/xm-we32k.h: Delete.
4804 * config/i370/xm-mvs.h, config/m88k/m88k.h,
4805 config/romp/xm-romp.h, config/rs6000/xm-beos.h,
4806 config/vax/xm-vms.h: Don't define any of:
4807 HOST_FLOAT_FORMAT, HOST_EBCDIC, HOST_WORDS_BIG_ENDIAN
4809 * config/rs6000/aix.h: Define COLLECT_EXPORT_LIST here.
4811 * config.gcc: Remove references to deleted files.
4812 (i370-*-opened*): Use i370/xm-mvs.h (which now defines only
4813 FATAL_EXIT_CODE, which is the same between oe and mvs).
4815 2001-03-14 DJ Delorie <dj@redhat.com>
4816 Vladimir Makarov <vmakarov@redhat.com>
4818 * config/i960/i960.c (i960_function_prologue): Compute size of
4819 frame according to number of registers actually saved there.
4821 2001-03-14 Richard Henderson <rth@redhat.com>
4823 * expr.c (emit_move_insn_1): Fix else if around #endif.
4825 Wed Mar 14 22:39:12 CET 2001 Jan Hubicka <jh@suse.cz>
4828 * md.texi (machine constraints): Document 'Q', 'R', 'e' and 'Z'
4831 Wed Mar 14 22:26:10 CET 2001 Jan Hubicka <jh@suse.cz>
4833 * i386.c (ix86_cmodel_string, ix86_cmodel): Define.
4834 (override_options): Parse cmodel string.
4835 (x86_64_sign_extended_value, x86_64_zero_extended_value): New.
4836 * i386.h (TARGET_OPTIONS): Add "cmodel".
4837 (EXTRA_CONSTRAINT): Recognize 'e' and 'Z'.
4839 (ix86_cmodel_string, ix86_cmodel): Declare.
4841 Wed Mar 14 22:26:54 CET 2001 Jan Hubicka <jh@suse.cz>
4844 * i386.h (GENERAL_REG_P): Add missing REG_P.
4846 2001-03-14 Laurynas Biveinis <lauras@softhome.net>
4848 * configure.in: Use $gcc_cv_as instead of $as.
4849 * configure: Regenerated.
4851 2001-03-14 Neil Booth <neil@daikokuya.demon.co.uk>
4853 * cppfiles.c (stack_include_file): Only increase the include
4854 count if we actually process the file properly, as opposed
4855 to treating it as length zero. Only call read_include_file
4856 if not DO_NOT_REREAD. Handle the -H include file output
4858 (read_include_file): Remove now redundant DO_NOT_REREAD check.
4859 (cpp_included, find_include_file): Simplify pathnames after
4860 remapping them. If remapping, don't use the remapped file
4861 name's buffer as our scratch buffer.
4862 (cpp_pop_file_buffer): Replace the multiple include macro
4863 only if it isn't yet set.
4864 (read_name_map): Simplify remapped names when reading in.
4865 (remap_filename): Move code to code path that uses it.
4866 (_cpp_simplify_pathname): Return the input pointer.
4867 * cpphash.h (_cpp_simplify_pathname): Update prototype.
4869 2001-03-14 Mark Mitchell <mark@codesourcery.com>
4871 * expr.c (expand_expr): Revove bogus conditional.
4873 Wed Mar 14 19:29:50 CET 2001 Jan Hubicka <jh@suse.cz>
4875 * expr.c (emit_move_insn_1): Guard PUSH_ROUNDING use by ifdef.
4877 2001-03-14 Jakub Jelinek <jakub@redhat.com>
4879 * reg-stack.c (stack_result): Unconditionally use
4880 FUNCTION_OUTGOING_VALUE resp. FUNCTION_VALUE.
4882 Wed Mar 14 16:36:25 CET 2001 Jan Hubicka <jh@suse.cz>
4884 * expr.c (emit_move_insn_1): Split push of complex value when
4885 no suitable push instruction exist.
4887 * i386.md (QImode move/add/shift patterns): Use ANY_QI_REG_P
4888 instead of QI_REG_P.
4890 Tue Mar 13 22:22:04 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
4892 * alias.c (handled_component_p, can_address_p): New functions.
4893 (get_alias_set): Use them.
4895 2001-03-13 Jim Wilson <wilson@redhat.com>
4897 * config/ia64/ia64.c (find_gr_spill): Subtract frame_pointer_needed
4898 from 80 in try_locals code.
4899 (ia64_expand_prologue): Add comment pointing to find_gr_spill change.
4901 2001-03-13 Zack Weinberg <zackw@stanford.edu>
4903 * aclocal.m4 (gcc_AC_COMPILE_CHECK_SIZEOF, gcc_AC_C_CHAR_BIT,
4904 gcc_AC_C_LONG_LONG): New.
4905 * configure.in: Use them. Probe the size of short, int, long,
4906 and long long/__int64 if we have them. Move all the AC_C_*
4907 checks together, except gcc_AC_C_CHAR_BIT which has to go
4908 after AC_CHECK_HEADERS(limits.h).
4909 Take hwint.h out of host_xm_file and build_xm_file.
4911 * hwint.h: Unconditionally define HOST_BITS_PER_CHAR,
4912 HOST_BITS_PER_SHORT, HOST_BITS_PER_INT, HOST_BITS_PER_LONG,
4913 and HOST_BITS_PER_LONGLONG in terms of SIZEOF_* and CHAR_BIT.
4914 Move the HOST_WIDEST_INT setup logic here from system.h.
4915 Provide HOST_WIDEST_INT even if HOST_BITS_PER_LONGLONG is not
4917 * system.h: Include hwint.h after limits.h. HOST_WIDEST_INT
4918 is now handled by hwint.h.
4920 * config/alpha/xm-alpha-interix.h, config/alpha/xm-vms.h,
4921 config/c4x/xm-c4x.h, config/i370/xm-oe.h,
4922 config/ia64/xm-ia64.h: Don't define any of:
4923 HOST_BITS_PER_LONG, HOST_BITS_PER_CHAR, HOST_BITS_PER_SHORT,
4924 HOST_BITS_PER_LONGLONG.
4926 * config/alpha/xm-alpha.h, config/dsp16xx/xm-dsp16xx.h,
4927 config/h8300/xm-h8300.h, config/mips/iris6.h,
4928 config/mn10200/xm-mn10200.h, config/pa/xm-pa64hpux.h,
4929 config/sparc/xm-sp64.h: Delete.
4930 * config.gcc: Remove references to deleted files.
4932 * config/arm/xm-arm.h, config/mips/xm-mips.h: Don't define
4933 HOST_FLOAT_FORMAT to IEEE_FLOAT_FORMAT.
4934 * config/i370/xm-linux.h: Clarify floating-point situation in
4937 2001-03-13 Neil Booth <neil@daikokuya.demon.co.uk>
4939 * cppfiles.c (NO_INCLUDE_PATH): New macro.
4940 (find_include_file): Decide here which part of the include
4941 chain to start the search. Complain about an empty include
4942 chain in all cases apart from an abolsute file name.
4943 (_cpp_execute_include): Don't choose the search chain here.
4944 Don't call handle_missing_include in the case of an empty
4946 (_cpp_compare_file_date): Don't choose the search chain here.
4947 * cpplib.c (do_include_next): Move the in-main-file diagnostic
4948 here from _cpp_execute_include. Behave like #include if
4949 we're in the main file.
4951 2001-03-13 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4953 * system.h (malloc, realloc, calloc, strdup): Only poison these
4954 tokens when IN_GCC is defined.
4956 Tue Mar 13 14:38:44 CET 2001 Jan Hubicka <jh@suse.cz>
4958 * i386.md (abs?f expander): Support SSE case.
4959 (abd?f_if): Add new "USE"; add splitters.
4961 2001-03-13 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4963 * cpp.texi (poison): Explain the macro expansion exception.
4965 2001-03-13 Jakub Jelinek <jakub@redhat.com>
4967 * expr.c (store_expr): Add dont_store_target. If temp is already in
4968 target before copying to reg, don't store it into target again.
4970 2001-03-12 Neil Booth <neil@daikokuya.demon.co.uk>
4972 * cppinternals.texi: Update for file handling.
4974 2001-03-12 Jeffrey Oldham <oldham@codesourcery.com>
4976 * emit-rtl.c (remove_unnecessary_notes): Reverse Richard Kenner's
4977 2001-02-24 which broke building the Java library.
4978 * function.c (identify_blocks): Likewise.
4979 (all_blocks): Likewise.
4980 * integrate.c (integrate_decl_tree): Likewise.
4981 * print-tree.c (print_node): Likewise.
4982 * tree.h (BLOCK_NUMBER): Likewise.
4983 (struct tree_block): Likewise.
4985 2001-03-12 David Edelsohn <edelsohn@gnu.org>
4987 * rs6000/aix51.h (CPP_SPEC, CPLUSPLUS_CPP_SPEC): Fix typo in
4988 __WCHAR_TYPE__ definition.
4989 (WCHAR_TYPE_SIZE): #undef before #define.
4991 2001-03-12 Neil Booth <neil@daikokuya.demon.co.uk>
4993 * cppfiles.c: Update comments.
4994 (destroy_include_file_node): Rename destroy_node.
4995 (find_or_create_entry): New function.
4996 (open_file, _cpp_fake_include): Use it.
4997 (handle_missing_header): New function, broken out of
4998 _cpp_execute include. Don't segfault if there is no
4999 system or quoted path.
5000 (_cpp_execute_include): Use handle_missing_header.
5002 2001-03-12 Jeffrey Oldham <oldham@codesourcery.com>
5004 * jump.c (reversed_comparison_code_parts): Reverse Jan Hubricka's
5005 2001-02-28 patch because it breaks arm-linux and mips-sgi-irix6.5.
5007 Mon Mar 12 14:05:32 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
5009 * flow.c (insn_dead_p): Don't consider two memrefs equivalent
5010 unless anti_dependence says they are.
5011 * alias.c (objects_must_conflict): If neither has a type specified,
5014 2001-03-12 Neil Booth <neil@daikokuya.demon.co.uk>
5015 David Billinghurst <David.Billinghurst@riotinto.com>
5017 * config/mips/iris5.h: Change WCHAR_TYPE to int.
5019 Mon Mar 12 16:32:21 CET 2001 Jan Hubicka <jh@suse.cz>
5021 * i386.md (trunctfdf2_2): Rename missnamed pattern.
5022 (*_one_bit): Remove type on the match_operand in attributes.
5024 Mon Mar 12 16:27:56 CET 2001 Jan Hubicka <jh@suse.cz>
5026 * i386.c: Commit forgotten hunk in previous patch.
5027 (regclass_map): Add extended registers.
5028 (dbx_register_map): Add missing frame register.
5030 Mon Mar 12 15:41:08 CET 2001 Jan Hubicka <jh@suse.cz>
5032 * i386.md (all XFmode patterns except swapxf): Disable for 64bit.
5034 * i386.md (x86_sahf_1): Disable for 64bit.
5035 (popsi*, pophi*): Likewise.
5036 (pushqi, pushhi): Likewise.
5037 (movdi, pushdi): Likewise.
5038 (zero extend DImode splitter): Likewise.
5039 (adddi, minusdi splitter): Likewise.
5040 (umulsidi): Likewise.
5042 (mulsidi): Disable for 64bit
5043 (lshift:DI/ashift:DI): Disable for 64bit.
5044 (loop patterns): Likewise.
5045 (call_pop, call_value_pop expanders and patterns): Likewise.
5046 (prologue_get_pc): Likewise.
5048 (fcmovDI pattern and splitter): Likewise.
5049 (movdfcc_1_rex64): New.
5051 Mon Mar 12 15:16:36 CET 2001 Jan Hubicka <jh@suse.cz>
5053 * i386.h (VALID_FP_MODE_P): XFmode is invalid on x86_64.
5054 (MODES_TIEABLE_P): QImodes and DImodes are tiable on x86_64.
5055 (HARD_REGNO_CALLER_SAVE_MODE): Save QImodes as QImodes for x86_64.
5056 (STATIC_CHAIN_REGNUM): Set to r10 for x86_64.
5057 (PIC_OFFSET_TABLE_REGNUM): Set to INVALID_REGNUM for x86_64.
5058 (LIMIT_RELOAD_CLASS): Avoid limiting of QImodes on x86_64.
5059 (SECONDARY_OUTPUT_RELOAD_CLASS): No need to QImodes.
5060 (PUSH_ROUNDING): x86_64 rounds to 64bits.
5061 (CONSTANT_ADDRESS_P): Accept CONST_DOUBLE.
5062 (REGPARM_MAX): Set to 6 for x86_64.
5063 (SSE_REGPARM_MAX): Set to 16 for x86_64.
5064 * i386.c (hard_regno_mode_ok): QImodes can be in all general purpose
5067 * (patterns that does use upper halves): Update constraints
5068 'q' to 'Q' and 'r' to 'R'.
5069 (cmpqi_ext_1): Disable for 64bit.
5070 (cmpqi_ext_3_insn): Likewise.
5071 (movqi_extzv_1): Likewsie.
5072 (addqi_ext_1): Liekwsie
5073 (testqi_ext_1): Liekwsie
5074 (andqi_ext_1): Liekwsie
5075 (xorqi_ext_1): Liekwsie
5076 (cmpqi_ext_1_rex64): New.
5077 (cmpqi_ext_3_insn_rex64): Likewise.
5078 (movqi_extzv_1_rex64): Likewsie.
5079 (addqi_ext_1_rex64): Liekwsie
5080 (testqi_ext_1_rex64): Liekwsie
5081 (andqi_ext_1_rex64): Liekwsie
5082 (xorqi_ext_1_rex64): Liekwsie
5084 2001-03-11 Zack Weinberg <zackw@stanford.edu>
5086 * configure.in: Move check for unsigned enumerated bitfields
5087 to macro in aclocal.m4. Disable it for now.
5088 * configure, config.in: Regenerate.
5089 * system.h: Don't do anything with ONLY_INT_FIELDS. Use the
5090 unsigned-int form of ENUM_BITFIELD() unless being compiled by GCC.
5091 * varasm.c (struct rtx_const): Use ENUM_BITFIELD(). Move enum
5092 kind above its first use.
5094 * config/xm-interix.h, config/alpha/xm-alpha.h,
5095 config/i370/xm-linux.h, config/i386/xm-beos.h,
5096 config/i386/xm-mingw32.h, config/mips/xm-mips.h,
5097 config/pa/xm-pa.h, config/pa/xm-pa64hpux.h,
5098 config/rs6000/xm-beos.h, config/rs6000/xm-sysv4.h,
5099 Don't define ONLY_INT_FIELDS under any circumstances.
5101 * config/pa/xm-pa.h: Don't define __BSD_NET2__.
5103 * config/pa/xm-pahpux.h, config/pa/xm-papro.h,
5104 config/sparc/xm-sysv4.h: Delete - now identical with some
5106 * config.gcc (hppa targets): Replace xm-pahpux.h and
5107 xm-papro.h with implicit xm-pa.h.
5108 (sparc targets): Replace xm-sysv4.h with implicit or explicit
5111 2001-03-12 Aldy Hernandez <aldyh@redhat.com>
5113 * reload1.c (reload_cse_simplify): Call reload_cse_simplify_set
5114 before reload_cse_noop_set_p.
5116 2001-03-11 Zack Weinberg <zackw@stanford.edu>
5118 * config.gcc: Where xm-host.h used to include another
5119 xm-host.h, list the nested header directly in xm_file. Remove
5120 references to deleted files. Can now use sparc/xm-sp64.h for
5123 * config/xm-linux.h, config/arm/xm-linux.h,
5124 config/i386/xm-dos.h, config/i386/xm-gnu.h,
5125 config/i386/xm-linux.h, config/i386/xm-openbsd.h,
5126 config/i860/xm-fx2800.h, config/m68k/xm-atari.h,
5127 config/m68k/xm-linux.h, config/m68k/xm-sun3.h,
5128 config/sparc/xm-linux.h, config/sparc/xm-sysv4-64.h:
5131 * config/alpha/xm-alpha-interix.h: Don't include alpha/xm-alpha.h.
5132 * config/mips/xm-iris5.h: Don't include mips/xm-mips.h. Don't
5133 bother to wrap #undef in #ifdef.
5134 * config/pa/xm-linux.h, config/rs6000/xm-sysv4.h:
5135 Don't include xm-linux.h.
5136 * config/sparc/xm-sp64.h: Don't include sparc/xm-sparc.h.
5138 * configure.in: Wrap regexps using [] in changequote block.
5139 Use expr : not echo | grep. Simplify regexps.
5140 * configure: Regenerate.
5142 56 xm-files remain, 22 xm-arch.
5144 2001-03-11 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5146 * mips-tfile.c: Cast arg to PTR when specifier is HOST_PTR_PRINTF.
5147 (__proto, PTR_T, CPTR_T): Delete, use PARAMS/PTR instead.
5148 (local_index, local_rindex): Delete, use strchr/strrchr instead.
5149 (copy_object): Fix format specifier vs argument mismatch.
5151 * mips-tdump.c: Make local functions static.
5152 (rindex): Don't #undef.
5153 (__proto, PTR_T, CPTR_T): Delete, use PARAMS/PTR instead.
5154 (fatal, fancy_abort): Delete.
5155 (read_seek): Avoid signed/unsigned compare.
5157 Sun Mar 11 17:01:41 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
5159 * combine.c (try_combine): Fix error in change to try original
5161 (gen_rtx_combine): Do same as gen_rtx for now.
5163 2001-03-11 Zack Weinberg <zackw@stanford.edu>
5165 * configure.in: AC_SUBST xm_defines.
5166 * configure: Regenerate.
5167 * Makefile.in: Set DEFINES=$(xm_defines) when building
5170 2001-03-11 Neil Booth <neil@daikokuya.demon.co.uk>
5172 * cppfiles.c (INCLUDE_LEN_FUDGE, ENOMEM): Delete.
5173 (cpp_included, find_include_file): Update.
5174 (_cpp_compare_file_date): Make else unconditional.
5176 2001-03-10 kaz Kojima <kkojima@rr.iij4u.or.jp>
5178 * config/sh/sh.h (LEGITIMATE_PIC_OPERAND_P): Defined.
5180 2001-03-10 Toshiyasu Morita <toshiyasu.morita@hsa.hitachi.com>
5182 * config/sh/sh.md (umulhisi3_i, mulhisi3_i): Fix mnemonics.
5183 * config/sh/lib1funcs.asm (mulsi3): Convert mulu to mulu.w.
5185 Sat Mar 10 22:42:05 2001 Alexandre Oliva <aoliva@redhat.com>
5187 * tree.c (build_common_tree_nodes_2): Don't copy va_list_type_node
5188 if it's a record type.
5190 Sat Mar 10 17:52:54 2001 Christopher Faylor <cgf@cygnus.com>
5192 * config/i386/cygwin.h: Make ../w32api a system directory. Reorganize
5193 mingw includes slightly.
5195 2001-03-10 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5197 * system.h (malloc, realloc, calloc, strdup, bzero, bcmp, rindex):
5198 #undef token before poisoning it.
5200 2001-03-10 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5202 * alpha.c (check_float_value): Use memcpy, not bcopy.
5204 * m32r.c (m32r_sched_reorder): Likewise.
5206 * vax.c (check_float_value): Likewise.
5208 2001-03-10 Neil Booth <neil@daikokuya.demon.co.uk>
5210 * toplev.c (file_name_nondirectory): Remove.
5211 * toplev.h: Similarly.
5212 * dwarf2out.c (compute_section_prefix): Use lbasename instead
5213 of file_name_nondirectory.
5215 Sat Mar 10 10:36:45 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
5217 * mips-tdump.c (read_seek): Call xmalloc, not malloc.
5218 * mips-tfile.c: Don't #undef rindex; not used.
5220 Sat Mar 10 14:34:59 CET 2001 Jan Hubicka <jh@suse.cz>
5222 * i386.h (DBX_REGISTER_NUMBER): Return proper values for 64bits.
5223 (dbx64_register_map): Declare.
5224 (RETURN_ADDR_RTX): Fix for 64bit.
5225 (DWARF_FRAME_RETURN_COLUMN): Set to 16 for 64bit.
5226 (INCOMING_FRAME_SP_OFFSET): Set to 8.
5227 * i386.c (dbx64_register_map): New global array.
5228 * beos-elf.h, freebsd.h, i386-interix.h, i386elf.h,
5229 linux.h (DBX_REGISTER_REGNUMBER): Use dbx64_register_map
5232 2001-03-10 Neil Booth <neil@daikokuya.demon.co.uk>
5234 * cppfiles.c (search_from): Use lbasename.
5235 * mkdeps.c (deps_add_default_target): Use lbasename.
5237 2001-03-09 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5239 * fixinc/server.c (load_data, run_shell): Use xmalloc, xrealloc &
5240 xcalloc in lieu of malloc, realloc & calloc.
5242 * gencheck.c (xmalloc): Use really_call_malloc, not malloc.
5244 * gengenrtl.c (xmalloc): Likewise.
5246 * gensupport.c (xcalloc, xrealloc, xmalloc): Use the
5247 really_call_* memory allocation routines.
5249 * stmt.c (check_for_full_enumeration_handling): Use
5250 really_call_calloc, not calloc.
5252 * system.h (really_call_malloc, really_call_calloc,
5253 really_call_realloc): Define.
5254 (malloc, realloc, calloc, strdup, bzero, bcmp, rindex): Poison.
5256 Fri Mar 9 18:39:19 2001 Jeffrey A Law (law@cygnus.com)
5258 * pa.md (builtin_longjmp): Rework slightly to work for PA64 too.
5260 2001-03-09 Nicola Pero <n.pero@mi.flashnet.it>
5262 * configure: Rebuilt.
5263 * configure.in: Only use `lang_requires' for languages athat are
5266 2001-03-09 Joseph S. Myers <jsm28@cam.ac.uk>
5268 * invoke.texi: Fix typo.
5269 * gcc.1: Regenerate.
5271 2001-03-09 Zack Weinberg <zackw@stanford.edu>
5273 * configure.in: Prune nonexistent files from build_xm_file,
5274 xm_file, and host_xm_file lists. Warn unless they're
5276 Don't generate *config.h here.
5277 AC_SUBST all variables needed to generate *config.h.
5278 * configure: Regenerate.
5279 * mkconfig.sh: New helper script, from code removed from
5281 * Makefile.in: Zap all MALLOC variables - no longer used
5282 anywhere, and malloc.c doesn't exist.
5283 Substitute in variables needed to generate *config.h.
5284 Stop lying about the dependencies contained in CONFIG_H and
5286 (HCONFIG_H, TCONFIG_H, TM_P_H): New variables.
5287 (config.h, hconfig.h, tconfig.h, tm_p.h, cs-config.h,
5288 cs-hconfig.h, cs-tconfig.h, cs-tm_p.h): New rules.
5289 (all .o): Add dependencies on $(HCONFIG_H), $(TCONFIG_H),
5290 $(TM_P_H), etc. as appropriate.
5292 * config.gcc: Zap references to deleted files.
5293 * ggc-none.c: Don't include rtl.h or tm_p.h.
5295 * config/i386/xm-beos.h, config/i386/xm-dgux.h,
5296 config/i386/xm-djgpp.h, config/i386/xm-dos.h,
5297 config/i386/xm-gnu.h, config/i386/xm-i386-interix.h,
5298 config/i386/xm-linux.h, config/i386/xm-linux.h,
5299 config/i386/xm-next.h, config/i386/xm-openbsd.h,
5300 config/i386/xm-sun.h, config/i386/xm-sysv3.h:
5301 Don't include i386/xm-i386.h.
5303 * config/elxsi/xm-elxsi.h, config/i386/xm-bsd386.h,
5304 config/i386/xm-i386.h, config/i860/xm-i860.h,
5305 config/i960/xm-i960.h, config/mcore/xm-mcore.h,
5306 config/mn10300/xm-mn10300.h, config/ns32k/xm-ns32k.h,
5307 config/pj/xm-pj.h, config/sh/xm-sh.h, config/v850/xm-v850.h:
5308 Delete (empty except comments, #includes of other deleted
5309 files, and macros used nowhere).
5311 Fri Mar 9 20:05:27 CET 2001 Jan Hubicka <jh@suse.cz>
5313 * i386.h (MAX_WCHAR_TYPE_SIZE): New constant to keep tradcpp
5314 independent on TARGET_FLAGS.
5316 Fri Mar 9 19:52:52 CET 2001 Jan Hubicka <jh@suse.cz>
5318 * i386.h (FIRST_PSEUDO_REGISTER): Set to 53.
5320 (FIXED_REGISTERS, CALL_USED_REGISTERS, REG_ALLOC_ONES): Add
5322 (CONDITIONAL_REGISTER_USAGE): Set proper values according to
5324 (FIRST_REX_INT_REG, LAST_REX_INT_REG, FIRST_REX_SSE_REG,
5325 LAST_REX_SSE_REG): define.
5326 (enum reg_class): Add 'LEGACY_REGS'
5327 (REG_CLASS_CONTENTS): Likewise; add extended registers.
5328 (SSE_REGNO_P): Recognize extended registers.
5329 (ANY_QI_REG_P, REX_INT_REGNO_P, REX_INT_REG_P): New.
5330 (REG_CLASS_FROM_LETTER): Add 'R' and 'Q'.
5331 (REGNO_OK_FOR_INDEX_P, REGNO_OK_FOR_BASE_P,
5332 REG_OK_FOR_BASE_NONSTRICT_P): Recognize REX registers.
5333 (REG_OK_FOR_STRREG_NONSTRICT_P, REG_OK_FOR_STRREG_STRICT_P,
5334 REG_OK_FOR_STRREG_P): Remove.
5335 (HI_REGISTER_NAMES): Add extended registers.
5336 (ADDITIONAL_REGISTER_NAMES): Likewise.
5337 (QI_REGISTER_NAMES): Add 8bit extended registers.
5338 (DEBUG_REG): Support extended registers.
5339 * i386.c (regclass_map): Add extended registers.
5340 (dbx_register-map): Likewise.
5341 (svr4_dbx_register_map): Likewise.
5342 (print_reg): Support extended registers.
5343 (print_operand): Support 64bit operands.
5345 Fri Mar 9 19:37:46 CET 2001 Jan Hubicka <jh@suse.cz>
5347 * i386.h (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Set to 128bit for x86_64
5348 (BOOL_TYPE_SIZE, SHORT_TYPE_SIZE, INT_TYPE_SIZE,
5349 FLOAT_TYPE_SIZE, LONG_TYPE_SIZE, MAX_LONG_TYPE_SIZE,
5350 DOUBLE_TYPE_SIZE, LONG_LONG_TYPE_SIZE): New constants.
5351 (BITS_PER_WORD, UNITS_PER_WORD, POINTER_SIZE, PARM_BOUNDARY,
5352 STACK_BOUNDARY): Set properly for 64bits.
5353 (MAX_BITS_PER_WORD, MIN_UNITS_PER_WORD): New constants.
5354 (EMPTY_FIELD_BOUNDARY): Define using BITS_PER_WORD.
5355 (BIGGEST_FIELD_ALIGNMENT): Set to 128 for 64bits.
5356 (MOVE_MAX): Set to 16.
5357 (MOVE_MAX_PIECES): 8 for 64bit.
5358 (Pmode): Set to SImode.
5360 Fri Mar 9 09:00:36 2001 Mike Stump <mrs@wrs.com>
5362 * cselib.c (hash_rtx): Ensure that hash isn't zero upon return.
5364 Fri Mar 9 17:38:08 CET 2001 Jan Hubicka <jh@suse.cz>
5366 * i386.h (mask_64bit): New constant.
5367 (target_64bit): New macro.
5368 (target_options): Add '64'/'32'
5369 (target_default): Define.
5370 * cygwin.h freebsd-aout.h i386-interix.h i386.h i386elf.h isc.h
5371 isccoff.h netbsd.h next.h openbsd.h p sco.h sco5.h scodbx.h sequent.h
5372 unix.h win32.h (TARGET_DEFAULT): Rename to TARGET_SUBTARGET_DEFAULT.
5374 Thu Mar 8 23:36:56 2001 Jeffrey A Law (law@cygnus.com)
5376 * config/pa/som.h (MAKE_DECL_ONE_ONLY, ASM_WEAKEN_LABEL): Disable.
5378 Thu Mar 8 23:29:37 2001 John Wehle (john@feith.com)
5380 * rtlanal.c (rtx_varies_p): Check operand 0 of a
5381 LO_SUM unless for_alias is set.
5383 2001-03-08 Stan Shebs <shebs@apple.com>
5385 * objc/objc-act.c: Fix old typos in comments, add comments for
5387 (hash_init): Fix file name in error message.
5388 (hash_enter): Ditto.
5389 (hash_add_attr): Ditto.
5390 (continue_class): Ditto.
5392 2001-03-08 Bruce Korb <bkorb@gnu.org>
5394 gcc.c(main): ensure SIGCHLD handling is set to SIG_DFL so that
5395 wait4() can receive the signal.
5397 Thu Mar 8 21:09:10 2001 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
5399 * fixinc/inclhack.def (AAB_dgux_int_varargs): Don't use HTML
5401 * fixinc/fixincl.x: Regenerate.
5403 Thu Mar 8 21:09:10 2001 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
5405 * fixinc/inclhack.def (AAA_standards): Undo <standards.h> breakage
5407 * fixinc/fixincl.x: Regenerate.
5409 2001-03-08 Richard Henderson <rth@redhat.com>
5411 * configure.in (HAVE_AS_LEB128): New assembler check.
5412 * configure, config.in: Rebuilt.
5414 Thu Mar 8 19:54:04 CET 2001 Jan Hubicka <jh@suse.cz>
5416 * reg-stack.c (move_for_stack_reg): Avoid non-poping fst for
5419 2001-03-08 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5421 * config/ns32k/xm-pc532-min.h, config/we32k/xm-we32k.h: Delete
5422 references to the MAXPATHLEN macro.
5424 * config/alpha/xm-alpha.h, config/arm/xm-arm.h,
5425 config/i386/xm-cygwin.h, config/xm-linux.h: Delete references to
5428 * config/i386/xm-gnu.h, config/xm-gnu.h,
5429 config/alpha/xm-openbsd.h, config/i386/xm-openbsd.h,
5430 config/m68k/xm-openbsd.h, config/mips/xm-openbsd.h,
5431 config/sparc/xm-openbsd.h, config/xm-openbsd.h: Delete empty
5432 and/or unused files.
5434 * config.gcc: Define POSIX in xm_defines as appropriate in lieu of
5435 doing so in various xm-*.h files.
5437 Thu Mar 8 06:32:50 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
5439 * config/i386/i386.md (clrstrsi): Call ix86_set_move_mem_attrs.
5441 2001-03-08 Alexandre Oliva <aoliva@redhat.com>
5443 * configure.in (enable_shared): Support per-package shared-library
5445 * configure: Rebuilt.
5447 2001-03-07 David Edelsohn <edelsohn@gnu.org>
5449 * rs6000.md (cr logic): Add original POWER mnemonic alternative
5450 for crnot. Set operands[5] in splitter.
5452 2001-03-07 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5454 * config/i370/xm-mvs.h, config/i370/xm-oe.h,
5455 config/i386/xm-beos.h, config/i386/xm-mingw32.h,
5456 config/m88k/xm-m88k.h, config/mips/xm-iris6.h,
5457 config/mips/xm-openbsd.h, config/pa/xm-pa64hpux.h,
5458 config/pa/xm-pahpux.h, config/rs6000/xm-beos.h,
5459 config/rs6000/xm-darwin.h, config/rs6000/xm-mach.h,
5460 config/rs6000/xm-rs6000.h, config/xm-interix.h: Delete references
5463 * config/vax/xm-vaxv.h, config/a29k/xm-unix.h,
5464 config/i370/xm-i370.h, config/i386/xm-dgux.h,
5465 config/i386/xm-sun.h, config/i386/xm-sysv3.h,
5466 config/m68k/xm-tower.h, config/m68k/xm-aux.h,
5467 config/m68k/xm-hp320.h, config/m68k/xm-amix.h,
5468 config/m68k/xm-altos3068.h, config/m68k/xm-mot3300.h,
5469 config/m68k/xm-m68kv.h, config/m88k/xm-openbsd.h,
5470 config/mips/xm-nws3250v4.h, config/mips/xm-sysv.h,
5471 config/mips/xm-iris3.h, config/mips/xm-iris4.h, config/xm-svr3.h,
5472 config/xm-svr4.h, config/sparc/xm-pbd.h, config/clipper/xm-clix.h:
5473 Delete unused and/or empty files.
5475 * config.gcc: Define USG in xm_defines as appropriate. Define
5476 POSIX in lieu of xm-svr4.h. Delete all references to the SVR3
5477 macro. Remove deleted xm-* files from $xm_files variable.
5479 2001-03-07 Tom Tromey <tromey@redhat.com>
5481 * configure: Rebuilt.
5482 * configure.in: Allow config-lang.in to set `lang_requires' to list
5483 of other required languages.
5485 2001-03-07 Andrew MacLeod <amacleod@redhat.com>
5487 * config/a29k/a29k.c (print_operand): Free a29k_last_prologue_insn
5489 (output_prologue): Use xmalloc not oballoc.
5490 (output_epilog): Free a29k_first_epilogue_insn when finished.
5491 * confif/a29k/a29k.h (PREDICATE_CODES): Remove shift_constant_operand.
5493 2001-03-07 Brad Lucier <lucier@math.purdue.edu>
5495 * builtins.c (expand_builtin_mathfn): Check
5496 flag_unsafe_math_optimizations, not flag_fast_math.
5497 (expand_builtin): Likewise
5498 * combine.c (combine_simplify_rtx): Likewise.
5499 (simplify_if_then_else): Likewise.
5500 * cse.c (fold_rtx): Likewise.
5501 * flags.h: Remove flag_fast_math. Add
5502 flag_unsafe_math_optimizations and flag_trapping_math.
5503 * fold-const.c (negate_expr): Check
5504 flag_unsafe_math_optimizations, not flag_fast_math.
5505 (invert_truthvalue): Likewise.
5506 (fold): Likewise. Before associating operands, check that
5507 code == MULT_EXPR, not code != MULT_EXPR.
5508 * ifcvt.c (noce_try_minmax): Check
5509 flag_unsafe_math_optimizations, not flag_fast_math.
5510 (noce_operand_ok): Check flag_trapping_math, not flag_fast_math.
5511 * invoke.texi: Document -funsafe-math-optimizations and
5512 -fno-trapping-math. Change documentation for -ffast-math.
5513 * jump.c (reversed_comparison_code_parts): Likewise.
5514 (rtx_equal_for_thread_p): Likewise.
5515 * optabs.c (emit_conditional_move): Likewise.
5516 * simplify-rtx.c (simplify_binary_operation): Likewise.
5517 (simplify_relational_operation): Likewise.
5518 (simplify_ternary_operation): Likewise.
5519 * toplev.c: Remove flag_fast_math. Add flag_trapping_math and
5520 flag_unsafe_math_optimizations. Remove fast-math entry from f_options.
5521 Add trapping-math and unsafe-math-optimizations entries to f_options.
5522 (set_fast_math_flags): New, sets flags for -ffast-math.
5523 (set_no_fast_math_flags): New, sets flags for -fno-fast-math.
5524 (decode_f_option): Add code to handle -ffast-math and -fno-fast-math.
5525 * toplev.h: Declare set_fast_math_flags and set_no_fast_math_flags.
5527 * config/alpha/alpha.c (alpha_emit_conditional_branch): Likewise.
5528 (alpha_emit_conditional_move): Initialize local_fast_math to
5529 flag_unsafe_math_optimizations, not flat_fast_math.
5530 * config/c4x/c4x.c (c4x_override_options): Call set_fast_math_flags
5531 instead of setting flag_fast_math to 1.
5532 * config/convex/convex.md: Check flag_unsafe_math_optimizations,
5534 * config/i386/i386.c (override_options): Likewise
5535 * config/i386/i386.md: Likewise.
5536 * config/m68k/m68k.md: Likewise.
5537 * config/mips/mips.md: Likewise.
5538 * config/rs6000/rs6000.c (validate_condition_mode): Likewise.
5539 (rs6000_generate_compare): Likewise.
5541 2001-03-07 Laurynas Biveinis <lauras@softhome.net>
5543 * Makefile.in: Set RANLIB to @RANLIB@.
5546 2001-03-07 Laurynas Biveinis <lauras@softhome.net>
5548 * fixinc/inclhack.def (djgpp_wchar_h): New test.
5549 * fixinc/fixincl.x: Regenerated.
5551 2001-03-07 Richard Henderson <rth@redhat.com>
5553 * config/alpha/alpha.md (call_osf_1_noreturn): New pattern.
5555 2001-03-07 Richard Henderson <rth@redhat.com>
5557 * emit-rtl.c (remove_unnecessary_notes): Verify proper nesting
5558 of block notes and exception handling notes.
5560 * lists.c (init_EXPR_INSN_LIST_cache): Don't check initialized.
5561 * toplev.c (rest_of_compilation): Call init_EXPR_INSN_LIST_cache ...
5562 (compile_file): ... here.
5564 2001-03-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5566 * fixinc/Makefile.in (FIXINC_DEFS): Add -DHAVE_CONFIG_H.
5568 * fixinc/gnu-regex.c: Don't include auto-host.h since we get
5569 config.h now. Include libiberty.h to handle alloca.
5571 2001-03-06 Zack Weinberg <zackw@stanford.edu>
5573 * c-parse.in (yylexname): New function, split out of _yylex.
5574 (objc_rid_sans_at): New table.
5575 (init_reswords): Initialize it.
5576 (_yylex): Give labels clearer names. Handle CPP_ATSIGN by
5577 retrieving the next token and checking it for significance as
5578 an ObjC keyword or string constant.
5580 * cpplex.c (_cpp_lex_token): Just return CPP_ATSIGN for '@'.
5581 * cpplib.h (TTYPE_TABLE): Add CPP_ATSIGN, drop CPP_OSTRING.
5583 * c-lex.c, c-parse.in, cppmacro.c, cpplex.c: Remove references
5586 2001-03-06 Stephen L Moshier <moshier@mediaone.net>
5588 * config/m68k/m68k.c (const_uint32_operand): Accept any
5589 const_int on a 32-bit host.
5591 2001-03-06 Nicola Pero <n.pero@mi.flashnet.it>
5593 * objc/objc-act.c (init_objc): Set save_lang_status,
5594 restore_lang_status, and mark_lang_status.
5596 2001-03-06 Krister Walfridsson <cato@df.lth.se>
5598 * dwarf2asm.c (dw2_asm_output_delta): Fix smallest_mode_for_size call.
5600 2001-03-06 Neil Booth <neil@daikokuya.demon.co.uk>
5602 * cppinternals.texi: Update.
5604 2001-03-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5606 * config/a29k/xm-a29k.h, config/a29k/xm-unix.h,
5607 config/alpha/xm-alpha.h, config/arc/xm-arc.h, config/arm/xm-arm.h,
5608 config/c4x/xm-c4x.h, config/clipper/xm-clix.h,
5609 config/convex/xm-convex.h, config/d30v/xm-d30v.h,
5610 config/dsp16xx/xm-dsp16xx.h, config/elxsi/xm-elxsi.h,
5611 config/h8300/xm-h8300.h, config/i370/xm-i370.h,
5612 config/i370/xm-linux.h, config/i370/xm-mvs.h, config/i370/xm-oe.h,
5613 config/i386/xm-i386.h, config/i860/xm-i860.h,
5614 config/i960/xm-i960.h, config/ia64/xm-ia64.h,
5615 config/m32r/xm-m32r.h, config/m68k/xm-m68k.h,
5616 config/m88k/xm-m88k.h, config/mcore/xm-mcore.h,
5617 config/mips/xm-mips.h, config/mn10200/xm-mn10200.h,
5618 config/mn10300/xm-mn10300.h, config/ns32k/xm-ns32k.h,
5619 config/pa/xm-linux.h, config/pa/xm-pa.h, config/pa/xm-pa64hpux.h,
5620 config/pa/xm-pahpux.h, config/pa/xm-papro.h, config/pj/xm-pj.h,
5621 config/romp/xm-romp.h, config/rs6000/xm-beos.h,
5622 config/rs6000/xm-lynx.h, config/rs6000/xm-rs6000.h,
5623 config/rs6000/xm-sysv4.h, config/sh/xm-sh.h,
5624 config/sparc/xm-sparc.h, config/sparc/xm-sysv4.h,
5625 config/v850/xm-v850.h, config/vax/xm-vax.h, config/vax/xm-vms.h,
5626 config/we32k/xm-we32k.h: Delete HOST_BITS_PER_* definitions which
5627 match the defaults provided in hwint.h.
5629 * config/i386/xm-lynx.h, config/m68k/xm-lynx.h,
5630 config/sparc/xm-lynx.h, config/xm-std32.h: Delete files.
5632 * config.gcc (xm_file): Don't set to files which are deleted.
5634 * hwint.h: Provide default values for HOST_BITS_PER_*. No longer
5635 guard this file against these macros being undefined.
5637 2001-03-06 Zack Weinberg <zackw@stanford.edu>
5639 * objc/objc-act.c (objc_add_static_instance): Set DECL_INITIAL
5640 and DECL_DEFER_OUTPUT on the decl we create, before calling
5641 rest_of_decl_compilation.
5643 2001-03-06 Zack Weinberg <zackw@stanford.edu>
5645 * aclocal.m4 (AM_GNU_GETTEXT): Don't AC_REQUIRE
5647 * configure, config.in: Regenerate.
5648 * config.gcc: Remove references to deleted files.
5650 * genattr.c, genattrtab.c, genextract.c, genoutput.c,
5651 genrecog.c, rtl.c: Do not use alloca anywhere.
5653 * Makefile.in, build-make, system.h, config/x-interix,
5654 config/x-svr4, config/xm-interix.h, config/xm-openbsd.h,
5655 config/alpha/xm-alpha.h, config/alpha/xm-vms.h,
5656 config/arc/xm-arc.h, config/arm/xm-arm.h,
5657 config/d30v/xm-d30v.h, config/dsp16xx/xm-dsp16xx.h,
5658 config/h8300/xm-h8300.h, config/i370/x-oe,
5659 config/i370/xm-linux.h, config/i386/x-aix, config/i386/x-beos,
5660 config/i386/x-ncr3000, config/i386/x-sco5,
5661 config/i386/xm-dgux.h, config/i860/x-sysv4,
5662 config/i960/xm-i960.h, config/m32r/xm-m32r.h,
5663 config/m68k/x-crds, config/m68k/x-dpx2, config/m68k/x-hp320,
5664 config/m68k/x-hp320g, config/m69k/x-mot3300,
5665 config/m68k/x-mot3300-gas, config/m68k/xm-amix.h,
5666 config/m68k/xm-hp320.h, config/m68k/xm-m68kv.h,
5667 config/m68k/xm-mot3300.h, config/m88k/x-dolph,
5668 config/m88k/x-sysv4, config/m88k/x-tekXD88,
5669 config/m88k/xm-m88k.h, config/mcore/xm-mcore.h,
5670 config/mips/x-iris, config/mips/x-iris3,
5671 config/mips/x-sni-svr4, config/mips/x-sysv,
5672 config/mips/xm-iris6.h, config/mips/xm-mips.h,
5673 config/mips/xm-nws3250v4.h, config/pa/x-hpux,
5674 config/pa/x-pa-mpeix, config/pa/xm-pa.h,
5675 config/pa/xm-pa64hpux.h, config/pa/xm-pahpux.h,
5676 config/pa/xm-papro.h, config/romp/xm-romp.h,
5677 config/rs6000/x-aix31, config/rs6000/x-aix41,
5678 config/rs6000/x-beos, config/rs6000/x-lynx,
5679 config/rs6000/x-mach, config/rs6000/x-rs6000,
5680 config/rs6000/x-sysv4, config/rs6000/xm-rs6000.h,
5681 config/rs6000/xm-sysv4.h, config/sh/xm-sh.h,
5682 config/sparc/x-sysv4, config/sparc/xm-linux.h,
5683 config/sparc/xm-pbd.h, config/sparc/xm-sparc.h,
5684 config/vax/xm-vms.h: Eradicate all references to alloca and
5687 * config/xm-alloca.h, config/clipper/x-clix,
5688 config/i386/xm-sysv4.h, config/i860/x-fx2800,
5689 config/i860/x-sysv3, config/m88k/x-sysv3,
5690 config/sparc/xm-sol2.h, config/we32k/x-we32k: Delete
5691 (contained only alloca related hacks).
5693 * config/i386/xm-beos.h, config/rs6000/xm-beos.h: Just define
5696 2001-03-05 Brad Lucier <lucier@math.purdue.edu>
5698 * invoke.texi: Document __FAST_MATH__.
5700 2001-03-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5702 * crtstuff.c: Restore include of auto-host.h.
5704 2001-03-05 Fergus Henderson <fjh@cs.mu.oz.au>
5706 Put main() in a separate file, so that the language
5707 front-end can use a different main().
5710 * toplev.c: (main): Rename as toplev_main.
5711 * toplev.h: Declare toplev_main.
5712 * Makefile.in (OBJS): add toplev.o.
5713 (BACKEND): remove toplev.o, add main.o.
5715 2001-03-04 Neil Booth <neil@daikokuya.demon.co.uk>
5717 * cppfiles.c (search_from): Special case the empty string.
5719 2001-03-04 Neil Booth <neil@daikokuya.demon.co.uk>
5721 * cppfiles.c (_cpp_execute_include): Don't make a null-terminated
5722 copy of the filename. Don't use CPP_PREV_BUFFER. Don't call
5723 strlen or strcpy; we already know the length.
5724 (_cpp_compare_file_date): Similarly.
5725 * cpphash.h (struct cpp_reader): Delete done_initialising.
5726 (CPP_PREV_BUFFER): Delete.
5727 * cppinit.c (cpp_start_read): Don't set done_initialising.
5728 * cpplex.c (parse_string): Guarantee null-termination.
5729 (_cpp_equiv_toklists): Remove.
5730 * cpplib.c (glue_header_name): Null-terminate.
5731 (do_line): Don't leak memory.
5732 * cpplib.h (BT_WEAK): Delete.
5733 * cppmain.c (cb_ident): Strings are now null-terminated.
5735 2001-03-04 Laurynas Biveinis <lauras@softhome.net>
5737 * gcc.c (convert_filename): Append executable suffix
5738 if NO_AUTO_EXE_SUFFIX is not defined.
5739 * gcc.texi: Document NO_AUTO_EXE_SUFFIX.
5740 * config/i386/djgpp.h: Define NO_AUTO_EXE_SUFFIX.
5742 2001-03-03 David O'Brien <obrien@FreeBSD.org>
5744 from 2000-09-06 Zack Weinberg <zack@wolery.cumb.org>
5745 * c-parse.gperf, c-gperf.h: Delete.
5746 (c-gperf.h was accidently re-added to the CVS repo in the rev
5747 1.16 commit by tromey)
5749 2001-03-03 Neil Booth <neil@daikokuya.demon.co.uk>
5751 * cpplex.c (_cpp_lex_token): Don't warn about directives in
5752 macro arguments when looking for the '('.
5753 * cppmacro.c (funlike_invocation_p): Set parsing_args to
5754 2 when really parsing arguments; 1 when looking for '('.
5755 Always restore the lexer position.
5757 2001-03-03 Neil Booth <neil@daikokuya.demon.co.uk>
5759 * longlong.h (umul_ppmm): Don't use a multiline string.
5761 2001-03-03 John David Anglin <dave@hiauly1.hia.nrc.ca>
5763 * fixinc/fixlib.h (t_bool): Add identifier `t_bool' in typedef.
5764 * fixinc/server.c (read_pipe_timeout): Use enum t_bool instead of
5765 t_bool in declaration because pcc can't combine volatile with typedef
5768 Sat Mar 3 19:47:13 CET 2001 Jan Hubicka <jh@suse.cz>
5770 * i386.c (ix86_expand_fp_compare): Delay creating of scratch register
5771 until when it is really needed.
5772 (ix86_expand_compare): Update call of ix86_expand_fp_compare.
5773 * i386.h (PREDICATE_CODES): Add all codes for sse_comparison_operator
5774 * i386.md (float?i?f splitter): Don't force source operand to memory
5776 (sse_movdfcc): Fix constraint.
5777 (sse_movdfcc splitter): Handle properly the second alternative.
5779 2001-03-03 Neil Booth <neil@daikokuya.demon.co.uk>
5781 * cpplex.c (parse_string): Unconditionally pedwarn.
5783 2001-03-03 Neil Booth <neil@daikokuya.demon.co.uk>
5786 * cppexp.c (parse_number): Update.
5787 * cpplex.c (parse_string): Pedwarn if multiline string does not
5788 result from a system header's macro.
5789 * cpplib.h (sys_objmacro_p): Rename sys_macro_p.
5790 * cppmacro.c (sys_objmacro_p): Rename sys_macro_p. Return true
5791 for function-like macros too.
5792 * c-lex.c (lex_number): Update.
5794 2001-03-03 Richard Henderson <rth@redhat.com>
5796 * dwarf2out.c (output_call_frame_info): Fix augmentation length.
5798 Sat Mar 3 04:17:17 2001 J"orn Rennecke <amylaar@redhat.com>
5800 * combine.c (try_combine): If split with mode-changed scratch
5801 register didn't work, try the original mode.
5803 Sat Mar 3 03:46:47 2001 J"orn Rennecke <amylaar@redhat.com>
5805 * tm.texi: Change STRUCT_FORCE_BLK to MEMBER_TYPE_FORCES_BLK.
5806 * config/c4x/c4x.h: Likewise.
5807 * stor-layout.c (compute_record_mode): Likewise.
5808 (layout_type, case ARRAY_TYPE): Use MEMBER_TYPE_FORCES_BLK.
5810 2001-03-02 Zack Weinberg <zackw@stanford.edu>
5812 * configure.in: Kill tm.h. Include the files in the $tm_file
5813 list in all three of config.h, hconfig.h, tconfig.h, after the
5814 relevant set of xm_files. Put TARGET_CPU_DEFAULT in all
5815 three, include insn-codes.h in all three (#ifndef GENERATOR_FILE).
5816 * configure: Regenerate.
5817 * Makefile.in (clean): Don't delete tm.h.
5819 * system.h: If SUCCESS_EXIT_CODE and FATAL_EXIT_CODE are not
5820 defined, set them from EXIT_SUCCESS and EXIT_FAILURE. If
5821 those are not defined, set SEC and FEC to 0 and 1.
5822 * gcc.texi: Update to match.
5824 * crtstuff.c: Include tconfig.h, not auto-host.h and tm.h.
5825 * config/fp-bit.c, config/m68k/aux-crt2.asm,
5826 config/m68k/aux-crtn.asm, config/m68k/aux-mcount.c:
5827 Include tconfig.h, not tm.h.
5829 * config/xm-lynx.h, config/xm-std32.h,
5830 config/a29k/xm-a29k.h, config/a29k/xm-unix.h,
5831 config/alpha/xm-alpha.h, config/arc/xm-arc.h,
5832 config/avr/xm-avr.h, config/c4x/xm-c4x.h,
5833 config/clipper/xm-clix.h, config/convex/xm-convex.h,
5834 config/d30v/xm-d30v.h, config/dsp16xx/xm-dsp16xx.h,
5835 config/elxsi/xm-elxsi.h, config/fr30/xm-fr30.h,
5836 config/h8300/xm-h8300.h, config/i370/xm-linux.h,
5837 config/i386/xm-i386.h, config/i860/xm-i860.h,
5838 config/i960/xm-i960.h, config/ia64/xm-ia64.h,
5839 config/m32r/xm-m32r.h, config/m68hc11/xm-m68hc11.h,
5840 config/m88k/xm-m88k.h, config/mcore/xm-mcore.h,
5841 config/mips/xm-mips.h, config/mn10200/xm-mn10200.h,
5842 config/mn10300/xm-mn10300.h, config/ns32k/xm-ns32k.h,
5843 config/pa/xm-linux.h, config/pa/xm-pa.h,
5844 config/pa/xm-pa64hpux.h, config/pa/xm-pahpux.h,
5845 config/pa/xm-papro.h, config/pdp11/xm-pdp11.h,
5846 config/pj/xm-pj.h, config/romp/xm-romp.h,
5847 config/rs6000/xm-beos.h, config/rs6000/xm-rs6000.h,
5848 config/rs6000/xm-sysv4.h, config/sh/xm-sh.h,
5849 config/sparc/xm-sparc.h, config/sparc/xm-sysv4.h,
5850 config/v850/xm-v850.h, config/vax/xm-vax.h,
5851 config/we32k/xm-we32k.h:
5853 Don't define SUCCESS_EXIT_CODE or FATAL_EXIT_CODE.
5855 * config/i370/xm-i370.h, config/i370/xm-mvs.h,
5856 config/i370/xm-oe.h: Don't include tm.h. Don't define
5858 * config/vax/xm-vms.h: Don't include tm.h.
5860 * config/xm-lynx.h, config/avr/xm-avr.h,
5861 config/fr30/xm-fr30.h, config/pdp11/xm-pdp11.h,
5862 Delete; made empty by above changes.
5863 * config/i386/xm-lynx.h, config/m68k/xm-lynx.h,
5864 config/rs6000/xm-lynx.h, config/sparc/xm-lynx.h:
5865 Don't include config/xm-lynx.h or tm.h.
5867 * config/xm-gnu.h: Don't include fcntl.h.
5868 * config/sparc/xm-lynx.h: Don't include sys/types.h and
5870 * config/clipper/xm-clix.h, config/vax/xm-vax.h: Don't define isinf.
5872 2001-03-02 Richard Henderson <rth@redhat.com>
5874 * tm.texi (File Framework): Document UNALIGNED_SHORT_ASM_OP,
5875 UNALIGNED_INT_ASM_OP, and UNALIGNED_DOUBLE_INT_ASM_OP.
5877 2001-03-02 Richard Henderson <rth@redhat.com>
5879 * Makefile.in (OBJS): Add dwarf2asm.o.
5880 * dwarf2asm.c, dwarf2asm.h: New files.
5881 * dwarf2out.c (*): Use them.
5882 (size_of_uleb128, size_of_sleb128): Remove.
5883 (output_uleb128, output_sleb128): Remove.
5884 (UNALIGNED_SHORT_ASM_OP, UNALIGNED_INT_ASM_OP): Remove.
5885 (UNALIGNED_DOUBLE_INT_ASM_OP, ASM_BYTE_OP): Remove.
5886 (UNALIGNED_OFFSET_ASM_OP, UNALIGNED_WORD_ASM_OP): Remove.
5887 (FDE_LABEL, LINE_NUMBER_BEGIN_LABEL, LINE_NUMBER_END_LABEL): New.
5888 (ASM_OUTPUT_DWARF_DATA1, ASM_OUTPUT_DWARF_DELTA1): Remove.
5889 (ASM_OUTPUT_DWARF_DATA2, ASM_OUTPUT_DWARF_DELTA2): Remove.
5890 (ASM_OUTPUT_DWARF_DATA4, ASM_OUTPUT_DWARF_DELTA4): Remove.
5891 (ASM_OUTPUT_DWARF_DATA, ASM_OUTPUT_DWARF_DELTA): Remove.
5892 (ASM_OUTPUT_DWARF_ADDR, ASM_OUTPUT_DWARF_ADDR_DATA): Remove.
5893 (ASM_OUTPUT_DWARF_ADDR_DELTA, ASM_OUTPUT_DWARF_ADDR_CONST): Remove.
5894 (ASM_OUTPUT_DWARF_OFFSET4, ASM_OUTPUT_DWARF_OFFSET): Remove.
5895 (ASM_OUTPUT_DWARF_CONST_DOUBLE): Remove.
5896 (ASM_OUTPUT_DWARF_NSTRING, ASM_OUTPUT_DWARF_STRING): Remove.
5897 (dwarf2out_frame_debug): Remove unused variables.
5898 (output_loc_operands): Don't abort on 8 byte constants if
5899 host integers are wide enough.
5900 (output_symbolic_ref): Remove.
5901 (size_of_die): Don't assume 4 byte host integers.
5902 (output_line_info): Use ASM_GENERATE_INTERNAL_LABEL for begin
5904 (add_const_value_attribute) [CONST_INT]: Verify we're not doing
5905 something stupid with HOST_WIDE_INT to long truncation.
5906 [CONST_DOUBLE]: Likewise.
5908 * config/arm/conix-elf.h (UNALIGNED_WORD_ASM_OP): Remove.
5909 (ASM_OUTPUT_DWARF2_ADDR_CONST, ASM_OUTPUT_DWARF_ADDR_CONST): Remove.
5910 * config/arm/unknown-elf.h: Likewise.
5911 * config/rs6000/aix.h (UNALIGNED_SHORT_ASM_OP): New.
5912 (UNALIGNED_INT_ASM_OP, UNALIGNED_DOUBLE_INT_ASM_OP): New.
5913 (ASM_OUTPUT_DWARF_ADDR_VAR, ASM_OUTPUT_DWARF_DELTA_VAR): Remove.
5914 (ASM_OUTPUT_DWARF_DELTA2, ASM_OUTPUT_DWARF_DELTA4): Remove.
5915 (ASM_OUTPUT_DWARF_DELTA, ASM_OUTPUT_DWARF_ADDR_DELTA): Remove.
5916 (ASM_OUTPUT_DWARF_ADDR, ASM_OUTPUT_DWARF_DATA4): Remove.
5917 (ASM_OUTPUT_DWARF_DATA2, ASM_OUTPUT_DWARF_OFFSET4): Remove.
5918 (ASM_OUTPUT_DWARF_OFFSET): Remove.
5919 * config/rs6000/sysv4.h (ASM_OUTPUT_DWARF_ADDR): Remove.
5920 * config/sparc/sp64-elf.h (UNALIGNED_DOUBLE_INT_ASM_OP): New.
5921 (UNALIGNED_LONGLONG_ASM_OP, ASM_OUTPUT_DWARF_ADDR): Remove.
5922 (ASM_OUTPUT_DWARF_ADDR_CONST, ASM_OUTPUT_DWARF_REF): Remove.
5924 2001-03-02 John David Anglin <dave@hiauly1.hia.nrc.ca>
5926 * cselib.c (hash_rtx): Cast enums to unsigned int.
5928 2001-03-02 John David Anglin <dave@hiauly1.hia.nrc.ca>
5930 * print-rtl.c (print_rtx): Cast enums to int for comparison.
5931 * c-decl.c (grokdeclarator): Cast enums to int for comparison and
5933 * c-format.c (C_STD_VER): Cast to int for comparisons.
5934 (check_function_format): Cast various enums to int for &.
5935 (maybe_read_dollar_number): Likewise.
5936 (check_format_info): Likewise.
5937 (check_format_info_main): Likewise.
5938 * expr.c (emit_move_insn_1): Cast enums to unsigned int for comparison.
5939 (safe_from_p): Likewise.
5940 * varasm.c (const_hash): Cast enum to int for %.
5941 * emit-rtl.c (init_emit_once): Use int loop variable to work around
5942 pcc enum problems with < and ++ operators.
5943 * regclass.c (init_reg_sets_1): Cast enums for comparison.
5944 (choose_hard_reg_mode): Use unsigned int to iterate over CCmodes.
5945 (regclass_init): Change enum class to int to iterate over reg_classes.
5946 * genrecog.c (merge_trees): Cast enums for comparison.
5947 * rtl.h (GET_CODE): Cast to enum rtx_code.
5948 (PUT_CODE): Cast to ENUM_BITFIELD(rtx_code).
5949 (GET_MODE): Cast to enum machine_mode.
5950 (PUT_MODE): Cast to ENUM_BITFIELD(machine_mode).
5951 (GET_NOTE_INSN_NAME): Cast enum to int.
5952 * tree.h (TREE_CODE): Cast to enum tree_code.
5953 (TREE_SET_CODE): Cast VALUE to ENUM_BITFIELD(tree_code).
5954 * timevar.c (timevar_print): Change loop variable id from enum to
5956 * fixinc/fixincl.c (VLEVEL): Cast enums in comparison to unsigned int.
5957 * config/i386/i386.md: Use PUT_MODE for mode assignment.
5958 * toplev.c (compile_file): Cast enum DFI to int.
5959 (decode_d_option): Likewise.
5961 Fri Mar 2 12:18:13 2001 Christopher Faylor <cgf@cygnus.com>
5963 * cppinit.c (append_include_chain): Mark "after" include file name list
5964 as a system directory.
5965 * cpp.texi: Document new behavior.
5967 Fri Mar 2 11:59:43 CET 2001 Jan Hubicka <jh@suse.cz>
5969 * ifcvt.c (noce_operand_ok): Handle properly unarry operations.
5971 2001-03-02 Neil Booth <neil@daikokuya.demon.co.uk>
5973 * cppfiles.c (struct include_file): Update.
5974 (stack_include_file): Use search_from.
5975 (cpp_included, find_include_file): Update.
5976 (cpp_execute_include): Update. ptr->name may not be
5977 null terminated. Use the new search_from member variable
5979 (_cpp_compare_file_date): Similarly.
5980 (search_from): New function, similiar to actual_directory.
5981 (actual_directory): Delete.
5982 (remap_filename): Update. loc->name may not be null terminated.
5983 (struct file_name_list): Rename search_path. Update.
5984 * cpphash.h (struct cpp_buffer): Delete actual_dir. New members
5985 search_from and dir.
5986 (struct cpp_reader): Remove actual_dirs.
5987 * cppinit.c (struct cpp_pending): Update for renamed objects.
5988 (append_include_chain, remove_dup_dir, remove_dup_dirs,
5989 merge_include_chains, cpp_destroy, cpp_start_read): Similarly.
5990 * cpplib.h (struct cpp_options): Similarly.
5992 2001-03-01 Zack Weinberg <zackw@stanford.edu>
5994 * config/xm-lynx.h, config/xm-std32.h, config/a29k/xm-a29k.h,
5995 config/a29k/xm-unix.h, config/alpha/xm-alpha.h,
5996 config/arc/xm-arc.h, config/arm/xm-arm.h, config/c4x/xm-c4x.h,
5997 config/clipper/xm-clix.h, config/convex/xm-convex.h,
5998 config/d30v/xm-d30v.h, config/dsp16xx/xm-dsp16xx.h,
5999 config/elxsi/xm-elxsi.h, config/fr30/xm-fr30.h,
6000 config/h8300/xm-h8300.h, config/i370/xm-i370.h,
6001 config/i370/xm-linux.h, config/i370/xm-mvs.h,
6002 config/i370/xm-oe.h, config/i386/xm-aix.h,
6003 config/i386/xm-i386.h, config/i386/xm-osf.h,
6004 config/i860/xm-i860.h, config/i960/xm-i960.h,
6005 config/ia64/xm-ia64.h, config/m32r/xm-m32r.h,
6006 config/m68k/xm-m68k.h, config/m88k/xm-m88k.h,
6007 config/mcore/xm-mcore.h, config/mips/xm-mips.h,
6008 config/mn10200/xm-mn10200.h, config/mn10300/xm-mn10300.h,
6009 config/ns32k/xm-ns32k.h, config/pa/xm-linux.h,
6010 config/pa/xm-pa.h, config/pa/xm-pa64hpux.h,
6011 config/pa/xm-pahpux.h, config/pa/xm-papro.h,
6012 config/pj/xm-pj.h, config/romp/xm-romp.h,
6013 config/rs6000/xm-beos.h, config/rs6000/xm-rs6000.h,
6014 config/rs6000/xm-sysv4.h, config/sh/xm-sh.h,
6015 config/sparc/xm-sparc.h, config/sparc/xm-sysv4.h,
6016 config/v850/xm-v850.h, config/vax/xm-vax.h,
6017 config/vax/xm-vms.h, config/we32k/xm-we32k.h:
6018 Do not define TRUE or FALSE.
6020 * config/i386/xm-aix.h, config/i386/xm-osf.h: Delete; made
6021 empty by above change.
6022 * config.gcc: Remove references to these files.
6024 * configure.in: Detect stdbool.h.
6025 * configure, config.in: Regenerate.
6026 * system.h: Include stddef.h here if available.
6027 Set HAVE__BOOL based on GCC_VERSION and __STDC_VERSION__.
6028 Then set up a sensible boolean type at the very end.
6030 * combine.c, cse.c, expr.c, fold-const.c, gensupport.c,
6031 config/mcore/mcore.c: Rename variables named 'true' and/or 'false'.
6033 * hash.h: Delete 'boolean' typedef and related #undefs.
6035 * function.c, ggc-common.c, hash.h, hash.c, tlink.c: Replace
6036 all uses of 'boolean' with 'bool'.
6038 2001-03-01 John David Anglin <dave@hiauly1.hia.nrc.ca>
6040 * cpplib.c (_cpp_init_stacks): Cast enum for comparison.
6041 * cppexp.c (lex): Cast enums for comparison.
6042 * cppinit.c (parse_option): Cast enum for comparison.
6043 * cpplex.c (cpp_spell_token): Cast enums to int for minus.
6044 (cpp_output_token): Likewise.
6045 (cpp_can_paste): Cast enums for comparsion and plus/minus.
6046 (cpp_avoid_paste): Cast enums for minus and comparison.
6048 2001-03-01 Zack Weinberg <zackw@stanford.edu>
6050 * gcc.c, objc/lang-specs.h: Add zero initializer for cpp_spec
6051 field to all array elements.
6053 2001-03-01 Zack Weinberg <zackw@stanford.edu>
6055 * cpphash.h (struct cpp_reader): Add print_version field.
6056 * cppinit.c (cpp_handle_option): For -v, -version, and --version,
6057 just set print_version and other flags as appropriate.
6058 (cpp_post_options): Print version here if print_version is set.
6060 * toplev.c (exit_after_options): New flag.
6061 (independent_decode_option): Don't exit here; just set
6063 (main): Exit after calling lang_hooks.post_options if
6064 exit_after_options is true.
6066 * cppinit.c (append_include_chain): Drop never-used case QUOTE.
6067 (merge_include_chains): Adjust comment to match code.
6069 2001-03-01 Zack Weinberg <zackw@stanford.edu>
6071 * stringpool.c (set_identifier): New function.
6072 * tree.h: Prototype it.
6074 * c-parse.in: Kill D_YES. If compiled for objc, call
6075 save_and_forget_protocol_qualifiers from init_reswords.
6076 * objc/objc-act.c (remember_protocol_qualifiers,
6077 forget_protocol_qualifiers): Don't diddle C_IS_RESERVED_WORD.
6078 Swap out the non-keyword IDENTIFIER_NODEs for keyword ones, or
6080 (save_and_forget_protocol_qualifiers): New function.
6081 * c-lex.h: Prototype save_and_forget_protocol_qualifiers.
6083 2001-03-01 Diego Novillo <dnovillo@redhat.com>
6085 * c-semantics.c (prune_unused_decls): Return error_mark_node
6086 instead of (tree) 1 to stop traversing the tree chain.
6088 2001-03-01 Bernd Schmidt <bernds@redhat.com>
6090 Fix a problem introduced by Kenner's Feb 18 change.
6091 * toplev.c (rest_of_compilation): Disable flag_cse_follow_jumps and
6092 flag_cse_skip_blocks only temporarily, not for ever.
6094 Thu Mar 1 09:49:58 2001 Jeffrey A Law (law@cygnus.com)
6096 * config/pa/som.h (ASM_IDENTIFY_GCC): Define.
6097 (ASM_IDENTIFY_GCC_AFTER_SOURCE): Likewise.
6099 * pa.c (emit_move_sequence): Verify operand0 is a hard register
6100 before determining its register class.
6102 2001-03-01 Bernd Schmidt <bernds@redhat.com>
6104 * config/ia64/ia64.c (ia64_hard_regno_rename_ok): Disallow renaming
6105 from reg 4 if current_function_calls_setjmp.
6106 (gen_nop_type): New function.
6107 (ia64_emit_nops): New function.
6108 (ia64_reorg): Call it.
6109 (ia64_sched_reorder): Move code that rotates bundles up a bit.
6111 * reload1.c (eliminate_regs_in_insn): Restrict the special case
6112 code not to try to optimize adds with anything but a REG destination.
6114 * sched-int.h (struct haifa_insn_data): Add new member priority_known.
6115 (INSN_PRIORITY_KNOWN): New accessor macro.
6116 * haifa-sched.c (priority): Use it instead of testing priority against
6119 2001-02-28 DJ Delorie <dj@redhat.com>
6121 * config/m68k/m68k.h (MOVE_BY_PIECES_P): Avoid pushing bytes,
6122 since that doesn't work the way gcc wants on a generic m68k.
6124 2001-02-28 Richard Henderson <rth@redhat.com>
6126 * caller-save.c (save_call_clobbered_regs): Fix typo in
6127 comparison last change.
6129 Wed Feb 28 19:31:42 CET 2001 Jan Hubicka <jh@suse.cz>
6131 * i386.c (pentium4_cost): New.
6132 (m_PENT4): New macro.
6133 (x86_push_memory, x86_movx,x86_cmove, x86_deep_branch, x86_use_sahf
6134 x86_sub_esp_4, x86_sub_esp_8, x86_add_esp_4, x86_add_esp_8
6135 x86_integer_DFmode_moves, x86_partial_reg_dependency,
6136 x86_memory_mismatch_stall): Add Pentium4
6137 (x86_use_q_reg, x86_use_any_reg): Kill.
6138 (override_options): Add pentium4.
6139 (incdec_operand): Return 0 for pentium4.
6140 (ix86_issue_rate): Add PROCESSOR_PENTIUM4 and PROCESSOR_ATHLON.
6141 * i386.h (x86_use_q_reg, x86_use_any_reg): Kill.
6142 (TARGET_PENTIUM4): Define.
6143 (enum processor_type): Add PROCESSOR_PENTIUM4.
6144 (CPP_CPU_DEFAULT_SPEC): Add pentium4 support.
6145 * i386.md (attribute "cpu"): Add pentium4.
6146 * invoke.texi (march): Add pentium4.
6148 Wed Feb 28 19:28:06 CET 2001 Jan Hubicka <jh@suse.cz>
6150 * i386.md (sse_mov?fcc*): New patterns and splitters.
6151 * i386.c (ix86_expand_movcc): Work post-reload; recognize
6152 the SSE based conditional moves.
6154 Wed Feb 28 19:18:23 CET 2001 Jan Hubicka <jh@suse.cz>
6156 * i386.md (attribute mode): Add "TI".
6157 (movsf_1): Add pxor support; remove constant propagation splitter.
6158 (movdf_integer): Likewise.
6159 (movdf_nointeger): Likewise.
6160 (movxf constant prop splitter): Handle all modes; update for SSE.
6161 * i386.h (CONST_DOUBLE_OK_FOR_LETTER): Add 'H' for SSE constants.
6162 * i386.c (standard_80387_constant_p): Rewrite.
6163 (standard_sse_constant_p): New.
6164 * i386-protos.h (standard_sse_constant_p): New.
6166 Wed Feb 28 19:05:37 CET 2001 Jan Hubicka <jh@suse.cz>
6168 * i386.md (sse_setccsf, sse_setccdf): New.
6169 (sse_cmp* patterns): Use '%D' instead of outputtting condition
6171 * i386.c (sse_comparison_operator): Accept the supported unordered
6172 comparses; be ready for fast_math.
6173 (print_operand): Support 'D'.
6175 Wed Feb 28 18:54:51 CET 2001 Jan Hubicka <jh@suse.cz>
6177 * jump.c (reversed_comparison_code): Kill.
6179 Wed Feb 28 18:50:15 CET 2001 Jan Hubicka <jh@suse.cz>
6181 * toplev.c (rest_of_compilation): Do post-reload splitting unconditionally
6184 Wed Feb 28 18:47:37 CET 2001 Jan Hubicka <jh@suse.cz>
6186 * i386.md (sse_andti3, sse_nandti_3, sse_xorti3): Add SSE2 versions;
6187 add missing '%' in constraints.
6189 Wed Feb 28 17:24:24 CET 2001 Jan Hubicka <jh@suse.cz>
6191 * c-common.c (build_common_tree_nodes): Build intTI_type_nodes
6192 for HOST_BITS_PER_WIDE_INT == 32 too.
6194 Wed Feb 28 17:22:35 CET 2001 Jan Hubicka <jh@suse.cz>
6196 * caller-save.c (reg_save_code, reg_restore_code): Index by mode, not
6198 (insert_save, insert_restore): New parameter save_mode.
6199 (init_caller_save): Update initialization of reg_save_code
6200 and reg_restore_code.
6201 (save_call_clobbered_regs): Compute save_modes and update calls to
6202 reg_save_code and reg_restore_code.
6203 (insert_restore): Unsignetize numbers; use save_modes to choose mode
6204 of spill; update use of reg_restore_code.
6205 (insert_save): Likewise.
6206 * i386.h (HARD_REGNO_CALLER_SAVE_MODE): Update.
6207 * c4x.h (HARD_REGNO_CALLER_SAVE_MODE): Update.
6208 * regs.h (HARD_REGNO_CALLER_SAVE_MODE): Likewise.
6210 Wed Feb 28 17:19:28 CET 2001 Jan Hubicka <jh@suse.cz>
6212 * ifcvt.c (noce_emit_store_flag, noce_try_store_flag_constants,
6213 noce_try_store_flag_inc, noce_try_store_flag_mask,
6214 noce_try_cmove_arith):
6215 Use reversed_comparison_code instead of reverse_comparison and
6216 can_reverse_comparison_p.
6218 Wed Feb 28 17:17:29 CET 2001 Jan Hubicka <jh@suse.cz>
6220 * jump.c (reversed_comparison_code_parts): Allow reversal of
6221 unordered compares in -ffast-math mode; reverse ordered compares
6222 for FP even w/o -ffast-math.
6224 2001-02-27 Richard Henderson <rth@redhat.com>
6226 * print-rtl.c (print_rtx) [i]: Don't print field five on
6227 NOTEs other than NOTE_INSN_DELETED_LABEL.
6229 2001-02-27 Zack Weinberg <zackw@stanford.edu>
6231 * mips/xm-iris4.h: Delete #if 0 block (there since before 1997).
6232 * pa/xm-linux.h, pa/xm-pa.h, pa/xm-papro.h: Don't declare errno.
6234 2001-02-27 Diego Novillo <dnovillo@redhat.com>
6236 * c-common.c (walk_stmt_tree): Visit the chain of the current tree
6237 even if walk_subtrees is 0.
6238 * c-semantics.c (prune_unused_decls): Return a non-null value to
6239 stop traversing the tree chain.
6241 2001-02-27 DJ Delorie <dj@redhat.com>
6243 * config/m68k/m68k.c (output_function_prologue): Save the new CFA
6244 register, *then* define it as the new CFA.
6246 Tue Feb 27 16:49:13 2001 Jeffrey A Law (law@cygnus.com)
6248 * pa.c (override_options): Promote -fpic to -fPIC.
6249 (legitimize_pic_address): Simplify due to removal of
6250 small PIC as a code generation option.
6251 (secondary_reload_class): Similarly.
6252 * pa.h (GO_IF_LEGITIMATE_ADDRESS): Similarly.
6253 (PRINT_OPERAND_ADDRESS): Similarly.
6254 * pa.md (various patterns): Similarly.
6255 (small pic lo_sum pattern): Remove.
6257 Tue Feb 27 16:01:13 CET 2001 Jan Hubicka <jh@suse.cz>
6260 * md.texi (min, max): Document
6262 Tue Feb 27 15:51:35 CET 2001 Jan Hubicka <jh@suse.cz>
6264 * i386.md (movsf, movdf): Use movaps for reg-reg moves if
6265 TARGET_PARTIAL_REG_DEPENDENCY.
6266 (truncdfsf2_1_sse, truncdfsf2_2): Penalize the fpreg->mem case.
6268 Tue Feb 27 15:36:48 CET 2001 Jan Hubicka <jh@suse.cz>
6270 * i386.md (mins*, maxs*): New patterns, expanders and splitters.
6272 2001-02-26 Jeffrey Oldham <oldham@codesourcery.com>
6274 * mips.c (mips_make_temp_file): Fix thinko in last change.
6276 2001-02-26 Jason Eckhardt <jle@redhat.com>
6278 * combine.c (known_cond): Do not reverse the condition when
6279 SMAX/UMAX is being considered and the condition is for equality
6282 * testsuite/gcc.c-torture/execute/20010221-1.c: New test.
6284 2001-02-26 Philip Blundell <philb@gnu.org>
6286 * config.gcc: Remove obsolete targets "arm*-*-linuxoldld" and
6288 * config/arm/linux-elf.h: Remove historical relics related to
6289 above configurations.
6290 * config/arm/linux-oldld.h: Delete.
6291 * config/arm/linux-elf26.h: Delete.
6293 2001-02-26 Jason Merrill <jason@redhat.com>
6295 * c-decl.c (finish_decl): Set DECL_DEFER_OUTPUT on tentative file-scope
6297 * toplev.c (rest_of_decl_compilation): Check DECL_DEFER_OUTPUT to
6298 recognize a tentative definition. Lose obsolete code.
6300 * toplev.c (wrapup_global_declarations): Don't emit DECL_COMDAT
6301 variables unless necessary, either.
6303 2001-02-25 Richard Henderson <rth@redhat.com>
6305 * ifcvt.c (struct noce_if_info): Add test_bb.
6306 (noce_get_alt_condition): New.
6307 (noce_try_minmax, noce_try_abs): New.
6308 (noce_operand_ok): New.
6309 (noce_process_if_block): Use them.
6310 * rtlanal.c (may_trap_p): NEG and ABS can never trap.
6312 Sun Feb 25 14:26:17 2001 Christopher Faylor <cgf@cygnus.com>
6314 * config/i386/cygwin.h (CPP_SPEC): Add missing space before w32api
6317 2001-02-25 Zack Weinberg <zackw@stanford.edu>
6319 * config.gcc: Put back pa/t-openbsd and rs6000/t-openbsd.
6320 * config/mips/mips.c (mips_make_temp_file): Set temp_filename
6322 (mips_asm_file_end): Free temp_filename here.
6324 Sun Feb 25 08:34:23 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
6326 * config/i386/i386-protos.h (ix86_set_move_mem_attrs): Move decl.
6327 * config/i386/i386.c (ix86_set_move_mem_attrs_1): Fix typo.
6329 * config/i386/i386.md (movstrsi): Handle FAIL case.
6331 2001-02-25 Neil Booth <neil@daikokuya.demon.co.uk>
6333 * cppinit.c (builtin_array): Update.
6334 (init_builtins): Flag builtins to warn if redefined or
6335 undefined. Define __GXX_WEAK as a normal macro.
6336 * cpplib.c (do_undef): Warn if flagged NODE_WARN.
6337 * cpplib.h (NODE_WARN): New flag.
6338 * cppmacro.c (builtin_macro): Remove handling of __GXX_WEAK__.
6339 Handle __STDC__ as a builtin only on Solaris.
6340 (warn_of_redefinition): Renamed from check_macro_definition.
6341 Reverse sense of test. Always warn if NODE_WARN.
6342 (_cpp_create_definition): Use warn_of_redefinition. Flag
6343 any macro beginning with "__STDC_" to require a mandatory
6344 warning if redefined or undefined.
6346 2001-02-24 Zack Weinberg <zackw@stanford.edu>
6348 * xm-interix.h, xm-lynx.h, alpha/xm-vms.h, convex/xm-convex.h,
6349 i370/xm-i370.h, i370/xm-linux.h, i370/xm-mvs.h, i370/xm-oe.h,
6350 i386/xm-beos.h, i386/xm-dos.h, i386/xm-mingw32.h,
6351 i860/xm-i860.h, m68k/xm-3b1.h, m68k/xm-amix.h, m68k/xm-aux.h,
6352 m68k/xm-crds.h, m68k/xm-mot3300.h, m88k/xm-sysv3.h,
6353 mips/xm-mips.h, rs6000/xm-beos.h, vax/xm-vms.h:
6354 Don't define any of:
6355 USE_PROTOTYPES, vfork, mktemp, SVR3, NO_SYS_PARAMS_H,
6356 P_tmpdir, MVS, NO_DBX_FORMAT, USE_STDARGS, STDC_HEADERS,
6357 NO_PRECOMPILES, i860, __PTR_TO_INT, __INT_TO_PTR, rindex,
6358 index, FULL_PROTOTYPES, AUX, R_OK, W_OK, X_OK, F_OK,
6359 STACK_DIRECTION, MIPS, MAX_READ_LEN, MAX_WRITE_LEN.
6361 * alpha/xm-alpha.h, clipper/xm-clix.h, d30v/xm-d30v.h,
6362 fr30/xm-fr30.h, i370/xm-linux.h: Remove commented-out macro
6365 * m68k/xm-3b1.h, m68k/xm-crds.h, m88k/xm-sysv3.h:
6366 Delete now-empty file.
6368 * alpha/vms.h: Define NEED_ATEXIT here...
6369 * alpha/xm-vms.h: ...not here.
6371 * i386/cygwin.h: Don't define PARAMS.
6372 * mips/mips.c: Don't prototype mktemp. Don't define
6373 P_tmpdir. Use make_temp_file to create temporary files.
6374 Don't be clever and delete temporary files early.
6375 * config.gcc: Drop references to deleted files. Don't define
6377 * gcc.texi: Don't mention USE_PROTOTYPES.
6379 Sat Feb 24 20:25:29 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
6381 * config/i386/i386.c (ix86_set_move_mem_attrs): New function.
6382 (ix86_set_move_mem_attrs_1): Likewise.
6383 * config/i386/i386-protos.h (ix86_set_move_mem_attrs): New declaration.
6384 * config/i386/i386.md (movstrsi): Call it.
6386 2001-02-24 Zack Weinberg <zackw@stanford.edu>
6388 * config.gcc: Expunge references to alpha/t-pe, pa/t-openbsd,
6389 x-linux-aout, i386/t-go32, t-osf, m68k/x-m68kv,
6390 ns32k/xm-netbsd.h, rs6000/t-openbsd, rs6000/t-xnewas,
6391 rs6000/x-aix41-gld. These are nonexistent, empty, or obsolete.
6393 (i750a-*-*): Error here if hosting on i750a.
6394 (alpha*-*-winnt*, ix86-*-winnt3*): Remove stanzas entirely.
6396 * x-linux-aout, xm-freebsd.h, i386/beos-pe.h, ns32k/xm-netbsd.h:
6397 Remove (empty modulo comments).
6399 * 1750a/xm-1750a.h, alpha/config-nt.sed, alpha/win-nt.h,
6400 alpha/xm-winnt.h, i386/config-nt.sed, i386/os2.h,
6401 i386/t-winnt, i386/win-nt.h, i386/xm-freebsd.h, i386/xm-os2.h,
6402 i386/xm-winnt.h, m68k/x-alloca-c, m88k/x-dguxbcs,
6403 mips/x-netbsd, mips/x-nws3250v4, rs6000/t-xnewas,
6404 rs6000/t-xrs6000, rs6000/xm-cygwin.h: Remove (obsolete)
6406 * i386/crtdll.h, i386/cygwin.h, i386/mingw32.h:
6407 Remove reference to winnt.h in comment.
6408 * rs6000/t-newas, rs6000/t-rs6000: Override LIBGCC1_TEST to null.
6410 2001-02-24 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
6412 * loop.c (check_dbra_loop): A biv has uses besides counting if it is
6413 used to set another biv.
6415 Sat Feb 24 06:45:21 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
6417 * tree.h (BLOCK_DEAD): New macro.
6418 (struct tree_block): New flag, dead_flag.
6419 * print-tree.c (print_node, case 'b'): Print missing fields.
6420 * emit-rtl.c (remove_unnecessary_notes): Set BLOCK_DEAD.
6421 * function.c (identify_blocks): Enable test for misplaced notes.
6422 (all_blocks): Skip BLOCK_DEAD blocks.
6423 * integrate.c (integrate_decl_tree): Likewise.
6425 * errors.c (internal_error, trim_filename): New functions.
6426 (fancy_abort): Call internal_error.
6427 * errors.h (internal_error, trim_filename): New declarations.
6429 2001-02-24 Alexandre Oliva <aoliva@redhat.com>
6431 * config/mn10300/mn10300.h (DBX_REGISTER_NUMBER): Reverted
6433 (EXTRA_CONSTRAINT): Formatting changes.
6435 2001-02-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6437 * rtl.c (rtl_check_failed_code2): Fix typo in last change.
6439 2001-02-23 Per Bothner <per@bothner.com>
6441 * gcc.c (record_temp_file, pfatal_with_name, error): Make non-static,
6442 so they can be called from java/jvspec.c.
6443 * gcc.h (record_temp_file, pfatal_with_name, error): Declare.
6445 Sat Feb 24 03:32:50 CET 2001 Jan Hubicka <jh@suse.cz>
6447 * i386.c (ix86_frame): New structure.
6448 (ix86_compute_frame_size): Kill.
6449 (ix86_compute_frame_layout): New.
6450 (ix86_save_reg): New.
6451 (ix86_can_use_return_insn_p): Use frame layout stuff.
6452 (ix86_expand_prologue): Likewise.
6453 (ix86_expand_epilogue): Likewise.
6454 (ix86_initial_elimination_offset): Likewise.
6455 (ix86_nsaved_regs): Use ix86_save_reg.
6456 (ix86_emit_save_regs): Likewise.
6458 Sat Feb 24 03:30:38 CET 2001 Jan Hubicka <jh@suse.cz>
6460 * flow.c (find_sub_basic_blocks): New function.
6461 (split_block): Be ready for basic block introduced by CODE_LABEL.
6462 (commit_one_edge_insertion): Call find_sub_basic_block.
6464 * flow.c (make_edges): Add edge from entry for blocks starting with
6465 label having ALTERNATE_NAME
6467 Sat Feb 24 03:19:42 CET 2001 Jan Hubicka <jh@suse.cz>
6469 * function.c (epilogue_done): Be ready for first basic block not
6470 containing PROLOGUE_END note.
6471 (reposition_prologue_and_epilogue_notes): Avoid placing
6472 PROLOGUE_END note between BASIC_BLOCK.
6474 Sat Feb 24 03:17:09 CET 2001 Jan Hubicka <jh@suse.cz>
6476 * loop.c (canonicalize_condition): Move to reversed_comparison_code.
6478 2001-02-21 DJ Delorie <dj@redhat.com>
6480 * config/i960/i960.h (FRAME_POINTER_REQUIRED): Revert removal of
6481 check for current_function_has_nonlocal_goto from 1999-11-12.
6483 Fri Feb 23 15:28:39 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
6485 * diagnostic.c (trim_filename): No longer static.
6486 * toplev.h (trim_filename): Declare.
6487 * rtl.c (rtl_check_failed_bounds): Call internal_error.
6488 (rtl_check_failed_type1, rtl_check_failed_type2): Likewise.
6489 (rtl_check_failed_code1, rtl_check_failed_code2): Likewise.
6490 (rtvec_check_failed_bounds): Likewise.
6491 * tree.c (tree_check_failed, tree_class_check_failed): Likewise.
6493 * convert.c (convert_to_integer): Don't do unsigned unless result or
6494 both inputs are unsigned.
6496 * fold-const.c (fold_convert): Don't call size_int_type_wide if
6499 * c-decl.c (set_block): Set NAMES and BLOCKS from BLOCK.
6501 * varasm.c (output_constant): Recompute CODE after lang-specific fn.
6503 2001-02-23 Jeffrey Oldham <oldham@codesourcery.com>
6505 * Makefile.in (resource.o): Add params.h dependence.
6506 * params.def (MAX_DELAY_SLOT_LIVE_SEARCH): New parameter.
6507 * params.h (MAX_DELAY_SLOT_LIVE_SEARCH): Likewise.
6508 * resource.c: Add dependence on params.h.
6509 (current_live_regs): Fix explanatory comment.
6510 (find_basic_block): Add new parameter to permit limiting search
6512 (mark_target_live_regs): Add new argument to find_basic_block call.
6513 (incr_ticks_for_insn): Likewise.
6515 2001-02-23 Gabriel Dos Reis <gdr@merlin.codesourcery.com>
6517 * diagnostic.c (output_to_stream): Rename to
6518 output_buffer_to_stream. Loses the stream parameter.
6519 (init_output_buffer): Set diagnosic_buffer's stream.
6520 (flush_diagnostic_buffer): Adjust.
6521 (default_print_error_function): Likewise.
6522 (finish_diagnostic): Likewise.
6523 (verbatim): Likewise.
6525 * diagnostic.h (struct output_buffer): Add `stream' field.
6526 (output_buffer_attached_stream): New macro.
6528 2001-02-23 Jakub Jelinek <jakub@redhat.com>
6530 * fold-const.c (extract_muldiv) [case PLUS_EXPR]: If not MULT_EXPR,
6531 check if either operand is divisible by C.
6532 (multiple_of_p): Handle LSHIFT_EXPR with small constant shift.
6533 If type is signed, consider negative numbers as well.
6535 2001-02-22 Richard Henderson <rth@redhat.com>
6537 * config/ia64/crtbegin.asm (.fini): Use pc-relative relocs to
6538 reach .text instead of gp-relative relocs.
6539 * config/ia64/crtend.asm (.init): Likewise.
6541 2001-02-22 Andreas Jaeger <aj@suse.de>
6543 * extend.texi (C++ Attributes): Fix typo.
6545 2001-02-21 David Mosberger <davidm@hpl.hp.com>
6547 * config/ia64/ia64.c (ia64_epilogue_uses): For syscall_linkage
6548 functions, drop current_function_args_info.words test.
6549 (ia64_compute_frame_size): Mark syscall_linkage functions as
6550 using eight input registers.
6552 2001-02-21 Loren J. Rittle <ljrittle@acm.org>
6553 Bruce Korb <bkorb@gnu.org>
6555 * fixinc/inclhack.def (freebsd_gcc3_breakage): new fix
6556 * fixinc/README: Document how to convert sed substitutions
6557 to format style c_fix-es.
6558 * fixinc/fixincl.x: regen
6560 2001-02-21 Jeffrey D. Oldham <oldham@codesourcery.com>
6562 * gcc.c: Add comment explaining how to add a command-line option.
6563 Add title to specs language comment.
6565 2001-02-21 Jeffrey Oldham <oldham@codesourcery.com>
6567 * gcc.c (cc1_options): Add "-param".
6568 (DEFAULT_WORD_SWITCH_TAKES_ARG): Likewise.
6569 (option_map): Likewise.
6570 * toplev.c (display_help): Add entry for "--param".
6571 (independent_decode_option): Fix typographical error.
6573 Wed Feb 21 18:57:28 CET 2001 Catherine Moore <clm@redhat.com>
6574 Bernd Schmidt <bernds@redhat.com>
6575 Jan Hubicka <jh@suse.cz>
6577 * i386.c (function_arg_advance): Pass SSE arguments in registers.
6578 (function_arg): Likewise.
6580 Wed Feb 21 18:12:41 CET 2001 Jan Hubicka <jh@suse.cz>
6582 * i386.md (mmx_lshrdi3, mmx_ashldi3): Guard by unspec.
6584 2001-02-21 Kazu Hirata <kazu@hxi.com>
6586 * config/h8300/h8300.md (iorsi3): Do not output an extra newline
6590 Wed Feb 21 17:35:24 CET 2001 Jan Hubicka <jh@suse.cz>
6592 * flow.c (init_propagate_block_info): Canon address and use single_set
6593 for killing dead memory stores.
6595 2001-02-21 Jeffrey Oldham <oldham@codesourcery.com>
6597 * Makefile.in (reorg.o): Add params.h dependence.
6598 * params.def: Fix typographical error in comment.
6599 (MAX_DELAY_SLOT_INSN_SEARCH): New parameter.
6600 * params.h: Modify introductory comment.
6601 (MAX_DELAY_SLOT_INSN_SEARCH): New parameter.
6602 * reorg.c: Add dependence on params.h.
6603 (redundant_insn): Add parameterized throttle for search.
6604 (fill_simple_delay_slots): Add a comment explaining a variable.
6605 Move conditional out of loop, simplifying code.
6606 (fill_eager_delay_slots): Fix typographical error in comment.
6608 2001-02-20 Aldy Hernandez <aldyh@redhat.com>
6610 * tm.texi (REVERSE_CONDEXEC_PREDICATES_P): New macro documentation.
6612 * flow.c (ior_reg_cond): Use REVERSE_CONDEXEC_PREDICATES_P macro.
6613 (REVERSE_CONDEXEC_PREDICATES_P): Define macro.
6615 2001-02-21 Jason Merrill <jason@redhat.com>
6617 * tree.h (DECL_UNINLINABLE): Move from C++ frontend.
6618 (struct tree_decl): Add uninlinable bitfield.
6619 * c-decl.c (duplicate_decls): Set it.
6620 * integrate.c (function_cannot_inline_p): Check it.
6622 * dwarf2out.c (add_name_and_src_coords_attributes): Don't add
6623 DW_AT_MIPS_linkage_name to abstract methods.
6624 (dwarf2out_abstract_function): Emit class context before calling
6625 set_decl_abstract_flags. Don't clear DECL_ABSTRACT.
6626 (gen_subprogram_die): Remove obsolete code.
6627 (gen_member_die): Don't include clones in the member list.
6628 (gen_decl_die): Emit abstract info for clone origin.
6629 * dwarfout.c (output_type): Don't include clones in the member list.
6630 * dbxout.c (dbxout_type_methods): Ignore abstract methods.
6631 * toplev.c (note_deferral_of_defined_inline_function): Don't clear
6632 DECL_ABSTRACT on a function that already has it set.
6634 * dwarf2out.c (gen_formal_types_die): Also accept a FUNCTION_DECL.
6635 (get_subprogram_die): Pass it in.
6637 2001-02-21 Richard Earnshaw <rearnsha@arm.com>
6639 * flow.c (mark_set_1): Make not_dead unsigned long. For
6640 non-pseudos, use it as a bitmask of the hard regs that
6643 2001-02-21 Neil Booth <neil@daikokuya.demon.co.uk>
6645 * cppfiles.c: Update comments.
6646 (_cpp_read_file): Don't check for NULL filenames any more.
6647 * cppinit.c (cpp_start_read): Don't do canonicalization of
6648 in_fname and out_fname. Use the passed file name exclusively.
6649 (_cpp_handle_options): Don't treat "-" as a command line option,
6650 but as a normal filename.
6651 (_cpp_post_options): Canonicalize in_fname and out_fname.
6652 * cppmain.c (printer_init): Don't check out_fname for NULL.
6653 * c-lex.c (orig_filename): Rename cpp_filename for clarity.
6654 (init_c_lex): Update, and use "" to represent stdin to CPP.
6657 2001-02-20 Will Cohen <wcohen@redhat.com>
6659 * config/pa/quadlib.c (_U_Qfcnvfxt_quad_to_usgl): New function.
6660 * config/pa/long_double.h (FIXUNS_TRUNCTFSI2_LIBCALL): Added.
6661 (INIT_TARGET_OPTABS): Use FIXUNS_TRUNCTFSI2_LIBCALL for
6664 2001-02-20 Stan Shebs <shebs@apple.com>
6666 * config/rs6000/rs6000.c (output_cbranch): Output branches
6667 on separate lines instead of using ';' to separate.
6669 2001-02-20 Neil Booth <neil@daikokuya.demon.co.uk>
6671 * cppinit.c (set_lang): Move builtin handling to...
6672 (init_builtins): ...here.
6673 (_cpp_create_reader): Move call to set_lang.
6675 2001-02-20 Mark Mitchell <mark@codesourcery.com>
6677 * stmt.c (expand_return): If an attempt is made to return the
6678 error_mar_node, treat the return like a return without a value.
6680 2001-02-19 Zack Weinberg <zackw@stanford.edu>
6682 * sibcall.c (skip_copy_to_return_value): Call
6683 identify_call_return_value here, and return orig_insn if it
6684 returns zero. Hardret and softret arguments now unnecessary.
6685 (call_ends_block_p): Don't call identify_call_return_value here.
6687 * ggc-common.c (ggc_mark_rtx_children): No need to mark 'S' or
6689 * ggc-page.c, ggc-simple.c (ggc_mark_if_gcable): Delete function.
6690 * ggc.h (ggc_mark_if_gcable): Delete prototype.
6692 Mon Feb 19 20:30:16 2001 Jeffrey A Law (law@cygnus.com)
6694 * pa.c (move_operand): Accept code to load the address of a
6695 symbol out of the DLT as a valid move operand.
6696 (print_operand, case 'A'): New to handle generating a DLT
6697 reference for a LO_SUM expression.
6698 * pa.h (EXTRA_CONSTRAINT): Handle 'A' for DLT LO_SUM references.
6699 * pa.md (movsi, movdi patterns): Allow DLT LO_SUM references.
6701 2001-02-19 Joseph S. Myers <jsm28@cam.ac.uk>
6703 * README, cpp.texi, gcc.texi, version.c: Update version number to
6705 * cpp.1, gcov.1, gcc.1: Regenerate.
6707 2001-02-19 Neil Booth <neil@daikokuya.demon.co.uk>
6709 * cppfiles.c (stack_include_file): Generate dependencies
6710 here, and manage include_count here too.
6711 (PRINT_THIS_DEP): Delete.
6712 (_cpp_execute_include): Do not generate dependencies here,
6713 apart from the case of a missing header. Do not manage
6715 (_cpp_read_file): Leave dependency generation to
6718 Mon Feb 19 10:17:47 2001 Jeffrey A Law (law@cygnus.com)
6720 * config.gcc (hppa*64*-*-hpux11*): Add MASK_GAS to
6721 target_cpu_default. Remove dead assignment to
6724 Mon Feb 19 16:47:39 CET 2001 Jan Hubicka <jh@suse.cz>
6726 * regclass.c (contains_reg_of_mode): Make global.
6727 (init_reg_sets): Remove contains_reg_of_mode; take into account
6728 CLASS_MAX_NREGS when looking for the proper mode.
6729 (dump_regclass): Dump only classes considered for the pseudo.
6730 (regclass): Use contains_reg_of_mode.
6732 Mon Feb 19 16:45:42 CET 2001 Jan Hubicka <jh@suse.cz>
6734 * gcc.c (do_spec_1): 'n' for printing notices.
6735 * i386.h (CC1_CPU_SPEC): Notice deprecated options as deprecated.
6737 Mon Feb 19 15:51:30 CET 2001 Jan Hubicka <jh@suse.cz>
6739 * reg-stack.c (next_flags_user): Use current_block->end
6740 (swap_rtx_condition): Look for next user if flags don't die;
6741 give up on CALL_INSNs; use current_block->end.
6743 Mon Feb 19 08:27:21 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
6745 * sibcall.c (call_ends_block_p): New function.
6746 (optimize_sibling_and_tail_recursive_call): Use it.
6748 2001-02-18 Kazu Hirata <kazu@hxi.com>
6750 * config/h8300/h8300.md: Update copyright.
6751 (andsi3): Do not output an extra newline character.
6753 Sun Feb 18 15:45:17 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
6755 * toplev.c (note_deferral_of_defined_inlined_function): Argument
6756 FNDECL may be unused.
6758 * toplev.c (rest_of_compilation): Don't have CSE skip blocks or
6759 follow jumps after first run.
6760 If -fexpensive-optimizations rerun CSE after GCSE and iterate until
6761 it doesn't change any jumps.
6763 Sun Feb 18 17:05:50 2001 Jeffrey A Law (law@cygnus.com)
6765 * Makefile.in (rtlanal.o): Depend on hard-reg-set.h.
6766 ($HOST_PREFIX_1)rtlanal.o: Remove rules for building
6767 (mostlyclean): Corresponding changes.
6768 * rtlanal.c (hard-reg-set.h): Include.
6769 (rtx_unstable_p): Do not treat the argument pointer specially
6770 if it is not a fixed register.
6771 (rtx_varies_p, rtx_addr_can_trap_p): Similarly.
6773 Sun Feb 18 15:45:17 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
6775 * sibcall.c (optimize_sibling_and_tail_recursive_call): Compare
6776 against last real insn in basic block.
6777 Rework to avoid gotos.
6779 * Makefile.in (gcse.o): Now includes ggc.h.
6780 * gcse.c: Include ggc.h.
6781 (want_to_gcse_p): Verify expression can be in SET as valid insn.
6782 (try_replace_reg): Remove warning of uninitialize variable.
6783 (process_insert_insn): Call invalid_insn_p to validate insn.
6784 * recog.c (insn_invalid_p): Now global.
6785 See if can make valid by adding CLOBBERs of SCRATCH only and do if so.
6786 * recog.h (insn_invalid_p): New declaration.
6788 * jump.c (jump_optimize_1): Only define reversed_code #ifdef HAVE_trap.
6790 * config/sparc/sparc.c (eligible_for_epilogue_delay): Don't put
6791 assignments from FP constants since 'Y' output code can't handle it.
6792 (eligible_for_sibcall_delay): Likewise.
6794 * flow.c (print_rtl_and_abort_fcn): Renamed from print_rtl_and_abort.
6795 Call fancy_abort directly, passing args.
6796 (print_rtl_and_abort): Now a macro, like fancy_abort.
6798 * final.c (output_operand_lossage): Use internal_error, not error.
6800 2001-02-18 Shane Nay <shane@agendacomputing.com>
6802 * mips.c (mips_expand_prologue) Add REG_MAYBE_DEAD to
6803 structure shift insns.
6805 2001-02-18 Mark Mitchell <mark@codesourcery.com>
6807 * invoke.texi (-fsquangle): Remove documentation.
6808 (-fname-mangling-version): Likewise.
6810 2001-02-18 Lars Brinkhoff <lars@nocrew.org>
6812 * optabs.c (expand_abs): Remove reference to
6813 HAVE_contitional_arithmetic.
6814 * combine.c (simplify_set): Likewise.
6816 2001-02-18 Richard Henderson <rth@redhat.com>
6818 * ifcvt.c (dead_or_predicable): Don't move code if eh regions
6821 2001-02-18 Richard Henderson <rth@redhat.com>
6823 * config/ns32k/ns32k.h (ADJSP): Upcase arguments.
6825 * config/alpha/alpha.md (movsi_fix): Fix typo in pattern name.
6827 * reload1.c (reload_cse_simplify_set): Fix typo.
6829 Sun Feb 18 09:30:09 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
6831 * diagnostic.c (_fatal_insn): Decrement errorcount.
6833 * invoke.texi (-I): Add note avoiding use for system header files.
6835 * rtl.h (add_clobbers): Remove duplicate declaration.
6836 * recog.h (added_clobbers_hard_reg_p): New declaration.
6837 * genemit.c (struct clobber_pat): New field has_hard_reg.
6838 (gen_insn): Record if added clobbers clobber hard reg.
6839 (gen_split): Avoid unused warning if number of operands is 0.
6840 (output_added_clobbers_hard_reg_p): New function.
6843 2001-02-18 Alan Modra <alan@linuxcare.com.au>
6845 * pa.c (hppa_expand_prologue): Simplify code storing return
6846 pointer. For large (>=8k) frames with a post_store, adjust stack
6847 pointer by 8k-64 first rather than by 64. When testing with
6848 VAL_14_BITS_P, always use the actual value rather than the value
6849 negated. Add blockage to prevent scheduling of spills before
6850 stack frame has been created.
6851 (hppa_expand_epilogue): Simplify code loading return pointer.
6852 Allow a slightly larger range for merge_sp_adjust_with_load case.
6853 When testing with VAL_14_BITS_P, always use the actual value.
6855 * pa.c (pa_adjust_insn_length): Check that block move
6856 pattern is a set before looking at operands.
6858 2001-02-17 Mark Mitchell <mark@codesourcery.com>
6860 * fold-const.c (fold_binary_op_with_conditional_arg): New
6861 function, split out from ...
6863 * tree.def (COND_EXPR): Document the use of VOID_TYPE for
6864 conditional arms that throw exceptions.
6866 * print-tree.c (print_node): Do not use BLOCK_CHAIN when we're not
6869 2001-02-17 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6871 * aclocal.m4 (gcc_AC_CHECK_DECL): Before attempting the test,
6872 define HAVE_DECL_* to 1 to mask potential backup declarations.
6873 * configure: Regenerated.
6875 2001-02-17 Mark Mitchell <mark@codesourcery.com>
6877 * invoke.texi (-Woverloaded-virtual): Clarify documentation.
6879 2001-02-17 Richard Henderson <rth@redhat.com>
6881 * reload1.c (reload_cse_simplify_set): Respect LOAD_EXTEND_OP
6882 when replacing a memory load with a register.
6884 Sat Feb 17 14:48:30 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
6885 Jan Hubicka <jh@suse.cz>
6887 * recog.c (validate_replace_src_1): New.
6888 (validate_replace_src_data): Likewise.
6889 (validate_replace_src): Use note_uses.
6890 * rtl.h (note_uses): Declare.
6891 * rtlanal.c (note_uses): New.
6893 Sat Feb 17 10:52:34 CET 2001 Jan Hubicka <jh@suse.cz>
6895 * reg-stack.c (stack_def): Make field reg unsigned.
6896 (remove_regno_note): Unsignetize parameter.
6898 2001-02-16 Jes Sorensen <jes@linuxcare.com>
6900 * ia64.c (errata_emit_nops): Add VOIDmode as second argument to
6901 shladd_operand() call.
6903 2001-02-16 Bruce Korb <bkorb@gnu.org>
6904 Rodney Brown <RodneyBrown@mynd.com>
6906 * fixinc/mkfixinc.sh: Use C fixincludes for UnixWare 7.
6907 * fixinc/inclhack.def: Add fixinc.svr4 patterns with matching
6908 machine restrictions
6909 * fixinc/fixincl.x: regen
6911 Fri Feb 16 12:41:30 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
6913 * gcse.c (hash_scan_set): If cprop, see if REG_EQUAL or REG_EQUIV.
6915 (hash_scan_insn): Clean up calls to hash_scan_set.
6916 (compute_kill_rd): REGNO now unsigned.
6917 (try_replace_reg): Rework to use simplify_replace_rtx.
6918 (cprop_jump, cprop_cc0_jump): Likewise.
6919 (cprop_insn): Call find_reg_equal_equiv_note.
6920 Reflect changes to cprop_jump and cprop_cc0_jump.
6922 * recog.c (validate_replace_src): Replace in operands of
6923 ZERO_EXTRACT in SET_DEST.
6925 * cse.c (new_label_ref): New variable.
6926 (insert): Set it instead of recorded_label_ref.
6927 (cse_basic_block): Set recorded_label_ref if new_label_ref use, has
6928 CODE_LABEL for this function, and not already in REG_LABEL note.
6930 2001-02-16 Jeffrey Oldham <oldham@codesourcery.com>
6932 * resource.c (mark_referenced_resources): Fix typo in introductory
6934 * config/mips/abi64.h (SUBTARGET_TARGET_OPTIONS): Fix typo in
6937 2001-02-16 Jason Merrill <jason@redhat.com>
6939 * dwarf2out.c (add_bound_info): Don't crash if SAVE_EXPR_RTL is
6941 (gen_subprogram_die): Don't abort on seeing a second definition if
6942 the previous one was abstract. Don't replace an abstract instance
6943 in the lookup table.
6945 * dwarf2out.c (dwarf2out_abstract_function): Rename from
6946 gen_abstract_function.
6947 * dwarf2out.h: Declare it.
6948 * toplev.c (note_outlining_of_inline_function): New fn.
6949 * toplev.h: Declare it.
6950 * integrate.c (output_inline_function): Call it.
6951 * c-decl.c (duplicate_decls): Call it when redefining an extern
6952 inline. Don't inline the new defn.
6954 * tree.h (BLOCK_CHAIN): Use BLOCK_CHECK.
6956 2001-02-16 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
6958 * .gdbinit: Rename to gdbinit.in.
6959 * gdbinit.in: New file,
6960 * configure.in: Generate .gdbinit from gdbinit.in.
6961 * configure: Regenerated.
6962 * Makefile.in (distclean): Always remove .gdbinit.
6964 2001-02-16 Jakub Jelinek <jakub@redhat.com>
6966 * objc/objc-act.c (start_class): Register implemented_classes with
6969 2001-02-16 Neil Booth <neil@daikokuya.demon.co.uk>
6971 * cppfiles.c (_cpp_make_system_header): Generate a file
6974 2001-02-15 Jim Meyering <meyering@lucent.com>
6976 * Makefile.in (install-common): Don't depend on installdirs here.
6977 Instead, make each of the lang.install-common targets (e.g.,
6978 c++.install-common in cp/Make-lang.in) depend on it.
6979 (install-driver): Depend on installdirs.
6981 Thu Feb 15 21:30:26 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
6983 * flow.c (tidy_fallthru_edge): Never end block on line number NOTE.
6985 * function.c (assign_parms): Set RTX_UNCHANGING_P in pseudo when we
6988 2001-02-15 Mark Mitchell <mark@codesourcery.com>
6990 * invoke.texi (--param): Document.
6992 Thu Feb 15 15:16:38 2001 Alexandre Oliva <aoliva@redhat.com>
6994 * config/sh/sh.h (BOOL_TYPE_SIZE): Don't define.
6996 Thu Feb 15 10:52:31 CET 2001 Jan Hubicka <jh@suse.cz>
6998 * i386.md (extendsfdf2_2): Fix constraints.
7000 Thu Feb 15 09:46:21 CET 2001 Jan Hubicka <jh@suse.cz>
7002 * i386.md (fop_df_3 splitter): Fix operand number.
7004 Wed Feb 14 12:37:37 CET 2001 Jan Hubicka <jh@suse.cz>
7006 * invoke.texi (-mreg-alloc): Nuke.
7007 * i386.c (ix86_reg_alloc_order, regs_allocated,
7008 order_regs_for_local_alloc): Nuke.
7009 (override_options): Kill reg_alloc code.
7010 * i386.h (TARGET_OPTIONS): Kill reg-alloc.
7011 (REG_ALLOC_ORDER): SSE goes before I387.
7012 (ORDER_REGS_FOR_LOCAL_ALLOC): Kill.
7013 (ix86_reg_alloc_order): Likewise.
7014 * i386-protos.h (ix86_reg_alloc_order): Kill.
7016 2001-02-14 Richard Henderson <rth@redhat.com>
7018 * toplev.c (f_options): Clarify -fschedule-insns2 documentation.
7020 Wed Feb 14 11:59:58 CET 2001 Jan Hubicka <jh@suse.cz>
7022 * i386.h (RETURN_IN_MEMORY): Fix formating; reject TFmodes
7024 Wed Feb 14 11:12:38 CET 2001 Jan Hubicka <jh@suse.cz>
7026 * i386-protos.h (ix86_memory_move_cost): Move offline.
7027 * i386.c (ix86_register_move_cost): Compute properly cost of
7028 SSE, MMX and i387 instructions.
7029 (*_cost): Add costs of SSE/MMX moves.
7030 (ix86_memory_move_cost): Move offline from ....; Likewise.
7031 * i386.h (MEMORY_MOVE_COST): .... here;
7032 (struct processor costs): Add new fields to represent costs
7035 Wed Feb 14 10:08:26 CET 2001 Jan Hubicka <jh@suse.cz>
7037 * regclass.c (init_reg_sets_1): Reinstall the optimization of
7038 move_cost together with Matt Kraai's fix.
7040 2001-02-14 Jeffrey Oldham <oldham@codesourcery.com>
7042 * Makefile.in (OBJS): Add params.o.
7044 2001-02-14 Richard Henderson <rth@redhat.com>
7045 DJ Delorie <dj@redhat.com>
7047 * jump.c (jump_optimize_1): When we delete a conditional jump
7048 preceeding a non-conditional jump to effectively the same place,
7049 make sure that the combined jump skips any clobber insns between
7052 2001-02-14 Jeffrey Oldham <oldham@codesourcery.com>
7054 * gcc.c (do_spec_1): Fix off-by-one error for '%M' case.
7056 2001-02-14 Mark Mitchell <mark@codesourcery.com>
7058 * Makefile.in (toplev.o): Depend on params.h.
7059 (intergate.o): Likewise.
7060 (params.o): New target.
7061 * flags.h (inline_max_insns): Remove.
7062 * integrate.c: Include params.h.
7063 Use MAX_INLINE_INSNS instead of inline_max_insns.
7064 * params.c: New file.
7065 * params.h: Likewise.
7066 * params.def: Likewise.
7067 * toplev.c: Include params.h.
7068 (lang_independent_params): New variable.
7069 (decode_f_option): Use the param machinery instead of setting
7071 (independent_decode_option): Handle "--param name=value".
7072 (main): Register language-independent parameters.
7074 Wed Feb 14 11:13:45 CET 2001 Jan Hubicka <jh@suse.cz>
7076 * i386.md (pushsf, pushdf_nointeger): Fix constraint.
7078 2001-02-14 Richard Henderson <rth@redhat.com>
7080 * regclass.c (init_reg_sets_1): Revert last two changes.
7082 2001-02-14 Jakub Jelinek <jakub@redhat.com>
7084 * stor-layout.c (is_pending_size, put_pending_size): New functions.
7085 (variable_size): Call put_pending_size.
7086 * tree.h (is_pending_size, put_pending_size): Add prototypes.
7087 * fold-const.c (extract_muldiv): If SAVE_EXPR is on the pending
7088 sizes list, put newly created SAVE_EXPR there as well.
7090 2001-02-14 Jakub Jelinek <jakub@redhat.com>
7092 * config/ia64/ia64.c (last_group): Only 2 entries are needed.
7093 (errata_find_address_regs): load_group has only 2 entries.
7094 (errata_emit_nops): Likewise. shladd is not problematic.
7095 Clear last_group if nop was emitted.
7096 (fixup_errata): load_group has only 2 entries.
7099 2001-02-14 Neil Booth <neil@daikokuya.demon.co.uk>
7101 * c-lex.c (lex_number): Only warn traditionally for U suffix
7102 outside system macros.
7103 * cppexp.c (parse_number): Similarly.
7104 * cpplib.h (NODE_SYSHDR, cpp_sys_objmacro_p): New.
7105 * cppmacro.c (struct cpp_macro): New member node.
7106 (parse_args): Only warn about missing rest args if not
7108 (funlike_invocation_p): Similarly for uninvoked funlike macros.
7109 (cpp_sys_objmacro_p): New.
7110 (_cpp_create_definition): Store the node with the macro defn.
7111 Remember if the macro is defined in a system header.
7113 2001-02-13 DJ Delorie <dj@redhat.com>
7115 * configure.in (check_languages): determine languages to check
7116 * Makefile.in (check-c++): alias for check-g++
7117 (check-f77): alias for check-g77
7118 (CHECK_TARGETS): depend on configured languages
7120 Wed Feb 14 01:13:59 CET 2001 Jan Hubicka <jh@suse.cz>
7122 * i386.md (fixsfsi2, fixdfdi2): Fix previous patch again.
7123 (sqrtsf2): Use TARGET_SSE instead of TARGET_SSE2)
7124 (sqrtsf2 patterns): Use 'x' instead of 'Y'.
7125 (sqrtextendsfdf2): Disable for SSE2.
7127 Wed Feb 14 00:19:28 CET 2001 Jan Hubicka <jh@suse.cz>
7129 * i386.md (fixsfsi2, fixdfdi2): Fix previous patch again.
7130 (sqrtsf2): Use TARGET_SSE instead of TARGET_SSE2)
7131 (sqrtsf2 patterns): Use 'x' instead of 'Y'.
7132 (sqrtextendsfdf2): Disable for SSE2.
7134 Wed Feb 14 00:11:20 CET 2001 Jan Hubicka <jh@suse.cz>
7136 * i386.md (movsfcc_1): Support integer cmove instruction.
7137 (movdfcc_1): Likewise; new splitter.
7139 Tue Feb 13 23:19:27 CET 2001 Jan Hubicka <jh@suse.cz>
7141 * i386.c (output_fp_compare): Support SSE.
7142 (prepare_fp_compare_args): SSE comparisons always support memory.
7143 * i386.h (TARGET_CMOVE): SSE imply cmove.
7144 * i386.md (cmp?f2): Enable for SSE too.
7145 (cmpfp_i*): Support SSE.
7147 (cmpfp_i_sse_only): New.
7148 (s*, b* fp expanters): Enable for SSE too.
7149 (fp_jcc_1_sse, fp_jcc_1_sse_only, fp_jcc_2_sse, fp_jcc_2_sse_only):
7152 Tue Feb 13 23:05:42 CET 2001 Jan Hubicka <jh@suse.cz>
7154 * regclass.c (init_reg_sets_1): Silence warning.
7156 Tue Feb 13 22:03:07 CET 2001 Jan Hubicka <jh@suse.cz>
7158 * i386.md (sqrt?f2): Change to expander.
7159 (sqrt?f2_1, sqrt?f2_sse_only, sqrt?f2_i387): New.
7161 Tue Feb 13 15:42:05 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
7163 * rtlanal.c (find_reg_equal_equiv_note): New function.
7164 * simplify-rtx.c (simplify_gen_unary, simplify_gen_ternary): New fns.
7165 (simplify_gen_relational, simplify_replace_rtx): Likewise.
7166 * rtl.h: Add declarations for above functions.
7168 Tue Feb 13 21:09:11 CET 2001 Jan Hubicka <jh@suse.cz>
7170 * cse.c (cse_main): Converts ifdefs on PIC_OFFSET_TABLE_REGNUM to
7172 * defaults.h (PIC_OFFSET_TABLE_REGNUM): Default to INVALID_REGNUM.
7173 * emit-rtl.c (init_emit_once): Convert ifdefs to conditionals.
7174 * flow.c (mark_regs_live_at_end): Likewise.
7175 (calculate_global_regs_live): Likewise.
7176 * gcse.c (compute_hash_table): Likewise.
7177 (compute_kill_rd): Likewise.
7178 * resource.c (mark_target_live_regs): Likewise.
7179 * rtl.h (INVALID_REGNUM): New macro.
7181 Tue Feb 13 20:59:22 CET 2001 Jan Hubicka <jh@suse.cz>
7183 * i386.md (fixsfsi2, fixdfdi2): Fix previous patch.
7185 Tue Feb 13 16:32:20 CET 2001 Jan Hubicka <jh@suse.cz>
7187 * i386.md (fixsfsi2, fixdfdi2): Force operand to register
7190 Tue Feb 13 14:53:16 CET 2001 Jan Hubicka <jh@suse.cz>
7192 * i386.md (add?f3, sub?f3, mul?f3, dif?f3): Enable for TARGET_SSE(2)
7194 (fop_sf_comm, fop_df_comm, fop_sf_1, fop_df_1): Support SSE.
7195 (fop_sf_comm_sse, fop_df_comm_sse): New patterns.
7196 (fop_sf_1_sse, fop_df_1_sse): New patterns
7197 (fop_*): Disable float_extend and float patterns for SSE compilation.
7198 * i386.c (output_387_binary_op): Support SSE.
7200 Tue Feb 13 14:16:34 CET 2001 Jan Hubicka <jh@suse.cz>
7202 * i386.md (dummy_extendsfdf2): Support SSE2
7203 (extendsfdf2): Enable if 80387 or SSE2.
7204 (extendsfdf2_1): Support SSE2. Disable if SSE2 is avialble
7205 and no MIX_I387_SSE2
7206 (extendsfdf2_1_sse_only): New pattern.
7207 (truncdfsf2): Enable if SSE2 or 80387; Always use SSE only version
7209 (truncdfsf2_1): Support SSE.
7210 (truncdfsf2_2): Support SSE.
7211 (truncdfsf2_2_1_sse): New pattern.
7212 (fixtruncsfsi2): Always use SSE if available.
7213 (fix_truncsfsi_sse): New pattern.
7214 (fix_truncdfsi_sse): New pattern.
7215 (floatsis?f2): Support SSE.
7216 (floatsidf2_i387): New pattern.
7217 (floatsidf2_sse): Likewise.
7219 Tue Feb 13 07:52:04 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
7221 * configure.in: Use "have_gnat" variable, not "gnat".
7222 * configure: Regenerated.
7224 * config/sparc/sparc.c (function_value): Treat all non-record
7225 aggregate types like used to treat UNION_TYPE.
7227 Tue Feb 13 13:31:33 CET 2001 Jan Hubicka <jh@suse.cz>
7229 * i386.c (print_reg): Use ANY_FP_REG instead of FP_REG
7230 * i386.h (MASK_128BIT_LONG_DOUBLE): Renumber
7232 (MASK_MIX_SSE_I387): New.
7233 (TARGET_SSE): SSE2 imply SSE.
7234 (TARGET_SSE2, TARGET_MIX_SSE_I387): New.
7235 (TARGET_SWITCHES): Add "sse2", "mix-sse-i387".
7236 (enum reg_class): Add new classes.
7237 (REG_CLASS_NAMES): Likewise.
7238 (REG_CLASS_CONTENTS): Likewise.
7239 (ANY_FP_REG_P, ANY_FP_REGNO_P, SSE_REG_P, SSE_FLOAT_MODE): New macros.
7240 (REG_CLASS_FROM_LETTER): 'x' and 'y' is SSE_REGS only when SSE is
7241 supported. Add 'Y' to be SSE_REGS when SSE2 is supported.
7242 (CLASS_MAX_NREGS): Use new macros.
7243 (REGISTER_MOVE_COST): Rewrite using SECONDARY_MEMORY_MAYBE_NEEDED.
7244 * i386.md (pushsf, movsf): Support SSE.
7245 (pushdf_nointeger, pushdf_integer, pushdf): Support SSE, update
7246 splitters to use ANY_FP_REGNO_P.
7247 (movdf_nointeger, movdf_integer): Likewise.
7249 2001-02-13 Alexandre Oliva <aoliva@redhat.com>
7251 * combine.c (UWIDE_SHIFT_LEFT_BY_BITS_PER_WORD): New macro.
7252 (try_combine): Use it.
7254 Tue Feb 13 11:37:06 CET 2001 Jan Hubicka <jh@suse.cz>
7256 * i386.h (SSE_CLASS_P, MMX_CLASS_P, MAYBE_FLOAT_CLASS_P,
7257 MAYBE_SSE_CLASS_P, MAYBE_MMX_CLASS_P): New macros.
7258 (PREFERRED_RELOAD_CLASS, SECONDARY_MEMORY_NEEDED): Move offline.
7259 (REGISTER_MOVE_COST): Likewise.
7260 * i386-protos.h (ix86_secondary_memory_needed,
7261 ix86_preferred_reload_class, ix86_register_move_cost): Declare.
7262 * i386.c (ix86_secondary_memory_needed,
7263 ix86_preferred_reload_class, ix86_register_move_cost): New function.
7265 Die Feb 13 11:04:25 CET 2001 Jan Hubicka <jh@suse.cz>
7267 * i386.h (VALID_FP_MODE_P, VALID_INT_MODE_P): New.
7268 (HARD_REGNO_MODE_OK): Move offline to ....
7269 * i386.c (ix86_hard_regno_mode_ok) ... here;
7270 refuse all incorrect modes.
7271 * i386-protos.h (ix86_hard_regno_mode_ok): Declare.
7273 2001-02-13 Richard Henderson <rth@redhat.com>
7275 * sparc.md (cmp_cc_arith_op_set): Don't use match_dup on the
7276 entire operator; replicate that and match_dup the operands.
7277 (cmp_ccx_arith_op_set): Likewise.
7278 (cmp_cc_arith_op_not_set): Likewise.
7279 (cmp_ccx_arith_op_not_set): Likewise.
7281 2001-02-13 Alexandre Oliva <aoliva@redhat.com>
7283 * explow.c (trunc_int_for_mode): Sign-extend value to mode.
7285 2001-02-12 Geoffrey Keating <geoffk@redhat.com>
7287 * config/rs6000/sysv4.h (MASK_NO_BITFIELD_WORD): New macro.
7288 (TARGET_NO_BITFIELD_WORD): New macro.
7289 (SUBTARGET_SWITCHES): Add -mbit-word, -mno-bit-word options.
7290 (BITFIELD_NBYTES_LIMITED): Define based on TARGET_NO_BITFIELD_WORD.
7292 Mon Feb 12 18:13:26 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
7294 * cselib.c: New file, from simplify-rtx.c.
7295 * simplify-rtx.c: Remove cselib parts.
7296 * Makefile.in: Add cselib.o.
7298 2001-02-12 Geoffrey Keating <geoffk@redhat.com>
7300 * config/rs6000/rs6000.c (rs6000_float_const): Remove warning.
7301 (setup_incoming_varargs): Remove warning.
7303 * config/rs6000/rs6000.c (validate_condition_mode): When
7304 flag_fast_math, allow floating-point conditionals to be reversed.
7305 (rs6000_generate_compare): When flag_fast_math, don't generate
7306 cror operations for FP conditionals.
7308 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Handle
7310 (ASM_SPEC): Likewise.
7311 (CC1_ENDIAN_LITTLE_SPEC): Likewise.
7312 (CC1_SPEC): Likewise.
7313 (LINK_TARGET_SPEC): Likewise.
7314 (CPP_ENDIAN_SPEC): Likewise.
7315 * Makefile.in (check-consistency): New target.
7317 2001-02-12 Joseph S. Myers <jsm28@cam.ac.uk>
7319 * c-decl.c (grokdeclarator): In C99 mode, give the more specific
7320 "return type defaults" warning for functions with return type
7322 * c-lang.c (c_init): In C99 mode, enable warnings for implicit
7323 function declarations by default rather than only when pedantic.
7325 Mon Feb 12 17:28:48 CET 2001 Jan Hubicka <jh@suse.cz>
7327 * regclass.c (init_reg_sets_1): Optimize calculation of move_cost
7330 2001-02-12 Nathan Sidwell <nathan@codesourcery.com>
7332 * extend.texi (Deprecated): Deprecate new initializer lists.
7334 2001-02-12 Nathan Sidwell <nathan@codesourcery.com>
7336 * mkdeps.c (deps_add_default_target): Robustify. Add
7337 basename component only.
7338 * cpp.texi (-M): Describe how default target is generated.
7339 * invoke.texi (-M): Likewise.
7341 2001-02-12 Kazu Hirata <kazu@hxi.com>
7343 * toplev.c (push_float_handler): Remove.
7344 (pop_float_handler): Remove.
7345 * toplev.h: Remove prototypes for the above functions.
7347 2001-02-12 Jakub Jelinek <jakub@redhat.com>
7349 * c-common.c (constant_fits_type_p): New function.
7350 (convert_and_check): Use it.
7352 2001-02-11 Mark Mitchell <mark@codesourcery.com>
7354 * Makefile.in (GXX_ABI_FLAG): Don't define.
7355 * configure.in (--enable-new-gxx-abi): Remove option.
7356 * config.in: Regenerated.
7357 * configure: Likewise.
7359 2001-02-12 Alexandre Oliva <aoliva@redhat.com>
7361 * lcm.c (compute_earliest): Let EXIT_BLOCK be handled as a regular
7363 (optimize_mode_switching) [NORMAL_MODE]: Set up EXIT_BLOCK as a
7364 regular basic block, and arrange for all edges into it to switch
7367 2001-02-11 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
7369 * Makefile.in (distclean): Do not remove .gdbinit.
7371 2001-02-11 Mark Mitchell <mark@codesourcery.com>
7373 * Makefile.in (gcc.o): Fix typos.
7374 (protize.o): Likewise.
7375 (unprotoize.o): Likewise.
7377 2001-02-11 Richard Henderson <rth@redhat.com>
7379 * tree.c (build1): Check for null operand in last change.
7381 2001-02-11 Richard Henderson <rth@redhat.com>
7383 * fold-const.c (split_tree): Don't assume a constant isn't splittable.
7384 (fold): Don't assume a constant isn't foldable.
7385 * tree.c (build): Set TREE_CONSTANT for an expression with no
7386 side-effects and constant operands.
7389 2001-02-10 Richard Henderson <rth@redhat.com>
7391 * jump.c (squeeze_notes): Revert 2000-05-12 change.
7393 2001-02-10 Anthony Green <green@redhat.com>
7395 * cpp.texi (Standard Predefined): Add documentation for
7398 * c-common.c (combine_strings): Improve warning message.
7400 2001-02-10 Geoffrey Keating <geoffk@redhat.com>
7402 * config/rs6000/sysv4.h (LINK_TARGET_SPEC): Use two dashes for
7404 * config/rs6000/sysv4le.h (LINK_TARGET_SPEC): Likewise.
7406 Fri Feb 9 15:05:27 2001 Christopher Faylor <cgf@cygnus.com>
7408 * config/i386/t-cygwin (T_CPPFLAGS): Use correct location for
7411 2001-02-09 Alexandre Oliva <aoliva@redhat.com>
7413 * config/sh/sh.md (sibcalli, sibcalli_pcrel, sibcalli): Set
7416 2001-02-09 Nick Clifton <nickc@redhat.com>
7418 * config/arm/arm.md: Change output contraint on post inc
7419 load/store multiple patterns to be a read/write contraint.
7421 2001-02-09 Neil Booth <neil@daikokuya.demon.co.uk>
7423 * gcc.c (cpp_options): Delete .d files on error. Don't delete
7424 .o files when using the -M options.
7426 2001-02-08 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
7427 David Edelsohn <edelsohn@gnu.org>
7429 * config/rs6000/rs6000.c (output_toc): Allow 32-bit targets to
7430 handle DImode constants. Use one TOC entry for SImode and smaller
7431 constants, aligned properly.
7433 2001-02-08 Jason Merrill <jason@redhat.com>
7435 * config/arm/arm.c (arm_expand_prologue): Do tell the dwarf2 backend
7436 about the SP adjustment for saving the static chain pointer.
7437 * dwarf2out.c (dwarf2out_frame_debug_expr): Use the specified
7438 offset when setting a temporary CFA register.
7440 2001-02-08 Chandrakala Chavva <cchavva@redhat.com>
7442 * config.gcc : New targets, i386-*-chorusos*, sparc-*-chorusos*,
7443 powerpc-*-chorusos* .
7444 * config/rs6000/chorus.h : New file.
7445 * config/i386/chorus.h : New file.
7446 * config/sparc/chorus.h : New file.
7447 * config/sparc/t-chorus-elf : New file.
7449 2001-02-08 David Edelsohn <edelsohn@gnu.org>
7451 * config/rs6000/rs6000.h (ASM_OUTPUT_SYMBOL_REF): Move from here ...
7452 * config/rs6000/aix.h (ASM_OUTPUT_SYMBOL_REF): ... to here.
7453 * config/rs6000/aix51.h (CPLUSCPLUS_CPP_SPEC): Define it.
7454 (__WCHAR_TYPE__): Correct macro name.
7456 2001-02-08 Richard Henderson <rth@redhat.com>
7458 * config/i386/i386.c (ix86_frame_pointer_required): New.
7459 (ix86_setup_frame_addresses): New.
7460 (struct machine_funciton): Add accesses_prev_frame.
7461 * config/i386/i386.h (FRAME_POINTER_REQUIRED): Call
7462 ix86_frame_pointer_required.
7463 (SUBTARGET_FRAME_POINTER_REQUIRED): New.
7464 (SETUP_FRAME_ADDRESSES): New.
7465 * config/i386/i386-protos.h: Update.
7466 * config/i386/sco5.h (SUBTARGET_FRAME_POINTER_REQUIRED): Rename
7467 from FRAME_POINTER_REQUIRED.
7468 * config/i386/svr3gas.h: Likewise.
7469 * config/i386/sysv3.h: Likewise.
7470 * config/i386/v3gas.h: Likewise.
7472 2001-02-08 Richard Henderson <rth@redhat.com>
7474 * config/sparc/sparc.c (function_arg_record_value_3): Fix
7475 calculation of the number of integer registers required.
7476 (function_arg_record_value): Likewise.
7478 2001-02-08 Jason Merrill <jason@redhat.com>
7480 * diagnostic.c (internal_error): Say "confused" after 1 error, not
7481 two. Print file and line with "confused" message.
7483 * dwarf2out.c (dwarf2out_line): Include filename in -dA output.
7485 Thu Feb 8 11:21:28 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
7487 * rtlanal.c (remove_node_from_expr_list): Correctly update PREV.
7489 2001-02-08 Bernd Schmidt <bernds@redhat.com>
7491 * final.c (cleanup_subreg_operands): The address of a MEM can
7494 * config/ia64/ia64.c (ia64_variable_issue): Call group_barrier_needed_p
7497 2001-02-08 Joseph S. Myers <jsm28@cam.ac.uk>
7499 * gcc.texi (Incompatibilities): Update documentation of
7500 preprocessing numbers.
7502 2001-02-07 Jakub Jelinek <jakub@redhat.com>
7504 * c-decl.c (finish_enum): Revert part of 2000-01-05 change.
7506 2001-02-07 Mark Mitchell <mark@codesourcery.com>
7508 * config/rs6000/aix43.h (CPLUSCPLUS_CPP_SPEC): Define it.
7510 * defaults.h (CPLUSPLUS_CPP_SPEC): New macro.
7511 * gcc.c (struct compiler): Add cpp_spec field.
7512 (input_file_compiler): New variable.
7513 (do_spec_1): Allow a particular compiler to handle `%C'
7515 (main): Store the current compiler in input_file_compiler.
7516 * tm.texi (CPLUSPLUS_CPP_SPEC): Document.
7518 2001-02-07 Zack Weinberg <zack@wolery.stanford.edu>
7520 * cpphash.h (struct spec_nodes): Add n_true and n_false.
7521 * cppinit.c (cpp_create_reader): Initialize them.
7522 (append_include_chain): cxx_aware arg might be unused.
7523 * cppexp.c (lex): In C++ mode, recognize 'true' and 'false'
7524 keywords and give them their phase 7 meaning. Pedwarn about
7525 this unless '__bool_true_false_are_defined' is defined.
7527 2001-02-07 Alexandre Oliva <aoliva@redhat.com>
7529 * lcm.c (optimize_mode_switching): Emit mode_set before the
7530 JUMP_INSN of an abnormal edge.
7532 2001-02-07 Bernd Schmidt <bernds@redhat.com>
7534 * builtins.c (expand_builtin_setjmp_receiver): Emit an ASM_INPUT as
7535 a scheduling barrier at the end.
7537 * tm.texi (MD_INIT_BUILTINS, MD_EXPAND_BUILTIN): Document.
7539 2001-02-07 Alexandre Oliva <aoliva@redhat.com>
7541 * config/sh/sh.md (reload_outsf): Removed.
7542 (movsf_ie): Introduce constraints for FPUL loads and stores.
7543 (reload_insf): Broaden the output constraint.
7545 * config/elfos.h (INT_ASM_OP): Don't define it if it's already
7547 * config/sh/sh.h (INT_ASM_OP, ASM_OUTPUT_CONSTRUCTOR,
7548 ASM_OUTPUT_DESTRUCTOR): Copy definitions from config/elfos.h.
7550 2001-02-06 Chandrakala Chavva <cchavva@redhat.com>
7552 * final.c: Revert my previous changes.
7553 * output.h: Make profile_label_no extern.
7554 * config/rs6000/rs6000.c (output_profile_hook): Use standard functions
7555 for generating label.
7557 2001-02-06 Laurynas Biveinis <lauras@softhome.net>
7559 * config/i386/djgpp.h: Add comments about standard paths.
7560 (MD_EXEC_PREFIX): Undefine before defining.
7561 (MD_STARTFILE_PREFIX): New.
7563 2001-01-30 Bruce Korb <bkorb@gnu.org>
7565 fixinc/fixincl.c(process): Emit error message only if appropriate :)
7566 (load_file): do not rely on load_file_data() to close file pointer
7567 fixinc/fixlib.c(load_file_data): do not close passed in file pointer
7568 fixinc/inclhack.def(irix_limits_const): add test_text
7570 2001-02-06 Neil Booth <neil@daikokuya.demon.co.uk>
7572 * cppexp.c (parse_defined): Improve diagnostics for invalid
7575 2001-02-06 Neil Booth <neil@daikokuya.demon.co.uk>
7577 * cppmacro.c (cpp_get_token): Avoid pasting after a builtin.
7579 2001-02-06 Mark Mitchell <mark@codesourcery.com>
7581 * config/rs6000/rs6000.h (ASM_OUTPUT_SYMBOL_REF): Define.
7582 * config/rs6000/rs6000-protos.h (rs6000_output_symbol_ref): Declare.
7583 * config/rs6000/rs6000.c (VTABLE_NAME_P): New macro.
7584 (rs6000_output_symbol_ref): New function.
7585 (output_toc): Use VTABLE_NAME_P.
7587 Tue Feb 6 07:54:51 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
7589 * print-tree.c (print_node, case PARM_DECL):
7590 Print DECL_ARG_TYPE and DECL_ARG_TYPE_AS_WRITTEN.
7592 * stor-layout.c (reference_types_internal): New variable.
7593 (internal_reference_types): New function.
7594 (layout_type, case REFERENCE_TYPE): Make Pmode if internal.
7595 * tree.h (internal_reference_types): New declaration.
7597 * cse.c (find_best_addr): Fix typo in computing cost.
7599 Mon Feb 5 21:56:16 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
7601 * combine.c (nonzero_bits, case PLUS): If pointers extend unsigned
7602 and this is the sum of a pointer and a constant, we know the result
7604 (num_sign_bit_copies, case PLUS): Likewise.
7605 * explow.c (convert_memory_address): Remove opposite SUBREG.
7606 * function.c (instantiate_new_reg): New function (from common code).
7607 (instantiate_virtual_regs_1): Call it.
7608 For PLUS, handle if (plus (subreg (virt-reg) (const_int))
7609 if pointers sign- or zero-extend.
7610 * simplify-rtx.c (simplify_unary_operation, case ZERO_EXTEND):
7611 If pointers extend unsigned, use inside of SUBREG.
7612 (simplify_unary_operation, case SIGN_EXTEND): Likewise, if sign extend.
7614 2001-02-05 Benjamin Kosnik <bkoz@redhat.com>
7616 * Makefile.in (-DGPLUSPLUS_TOOL_INCLUDE_DIR): Change to target
7617 subdir of gcc_gxx_include_dir.
7618 (gcc_gxx_target_include_dir): Remove.
7620 2001-02-05 Jeffrey Oldham <oldham@codesourcery.com>
7622 * dwarf2out.c: Revise DWARF2 Abbreviation Glossary comments.
7623 (dwarf2out_frame_debug_expr): Revise introductory comments to add
7624 a high-level description.
7626 2001-02-05 Chandrakala Chavva <cchavva@redhat.com>
7628 * final.c: Move the declaration of profile_label_no to ...
7629 * output.h: ... here.
7630 * function.c (expand_function_start): Call PROFILE_HOOK.
7631 * config/rs6000/aix.h: Define PROFILE_HOOK.
7632 * config/rs6000/rs6000-protos.h: output_profile_hook new.
7633 * config/rs6000/rs6000.c (output_profile_hook): Define.
7634 (output_prolog): Do nothing for ABI_AIX as it is taken care by
7635 output_profile_hook.
7636 tm.texi : Explain new macro PROFILE_HOOK.
7638 2001-02-06 Hans-Peter Nilsson <hp@axis.com>
7640 * extend.texi (Extended Asm): Do not say that semicolon is always
7641 a valid line-breaking character for GNU assemblers. Use
7642 newline-tab as the most commonly supported syntax. Use
7643 newline-tab rather than semicolon in multi-insn examples.
7645 2001-02-05 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
7647 * Makefile.in (gcc_gxx_target_include_dir): Use $(target_alias).
7649 2001-02-05 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
7650 David Edelsohn <edelsohn@gnu.org>
7652 * config/rs6000/rs6000.c (rs6000_return_addr): Use PIC
7653 code for AIX, even without flag_pic.
7655 2001-02-05 Jakub Jelinek <jakub@redhat.com>
7657 * c-typeck.c (common_type): push and pop binding level around
7658 calling common_type on function parameters.
7660 Mon Feb 5 14:30:37 2001 Christopher Faylor <cgf@cygnus.com>
7662 * config/i386/cygwin.h (CPP_SPEC): Add missing space after -idirafter.
7664 Mon Feb 5 11:23:16 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
7666 * config/mips/mips.c (override_options): Fix typo in last change.
7667 (mips_make_temp_file): Call fatal_io_error, not pfatal_with_name.
7668 (mips_asm_file_end): Likewise; also pass more args to fatal_io_error.
7670 2001-02-05 Nathan Sidwell <nathan@codesourcery.com>
7672 * invoke.texi (-fdump-class-layout): Document.
7673 (-fdump-translation-unit): Use `=' as filename separator.
7675 2001-02-05 Mark Mitchell <mark@codesourcery.com>
7677 * Makefile.in (s-mlib): Don't build multilibs if
7679 (DRIVER_DEFINES): Adjust accordingly.
7681 (protoize.o): Likewise.
7682 (unprotoize.o): Likewise.
7683 * configure.in: Recognize --enable-multilib.
7685 2001-02-04 Mark Mitchell <mark@codesourcery.com>
7687 * Makefile.in (DRIVER_DEFINES): Fix quoting.
7689 * Makefile.in (site.exp): Always set HAVE_LIBSTDCXX_V3.
7690 * configure.in: Remove --enable-libstdcxx_v3 support.
7691 * configure: Regenerated.
7693 Sun Feb 4 15:52:44 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
7695 * config/avr/avr.h (ASM_OUTPUT_REG_PUSH, ASM_OUTPUT_REG_POP):
7696 Call abort instead of fatal.
7697 (TRAMPOLINE_TEMPLATE): Call internal_error instead of fatal.
7698 * config/dsp16xx/dsp16xx.h (FUNCTION_PROFILER): Likewise.
7699 (FUNCTION_BLOCK_PROFILER, BLOCK_PROFILER): Likewise.
7700 (TRAMPOLINE_TEMPLATE, INITIALIZE_TRAMPOLINE): Likewise.
7701 (ASM_OUTPUT_REG_PUSH, ASM_OUTPUT_REG_POP): Likewise.
7702 * config/rs6000/rs6000.h (RETURN_ADDRESS_OFFSET): Likewise.
7704 * diagnostic.h (set_internal_error_function): Renamed.
7705 * toplev.h (internal_error): Renamed from fatal.
7706 (pfatal_with_name): Deleted.
7707 (fatal_io_error): Now has printf-style arguments.
7708 * diagnostic.c (pfatal_with_name): Deleted.
7709 (fatal_io_error): Rework to have args in printf-style.
7710 (set_internal_error_function): Renamed from set_fatal_function.
7711 (internal_error): Renamed from fatal.
7712 (error_recursion, fancy_abort): Call internal_error instead of fatal.
7713 * dwarf2out.c (get_cfa_from_loc_descr): Likewise.
7714 * emit-rtl.c (gen_realpart, gen_imagpart): Likewise.
7715 * expr.c (check_max_integer_computation_mode, expand_expr): Likewise.
7716 * flow.c (verify_flow_info): Likewise.
7717 * config/arm/arm.c (thumb_unexpanded_epilogue): Likewise.
7718 * config/mips/mips.c (save_restore_insns): Likewise.
7720 * except.c (duplicate_eh_handlers): Call abort instead of fatal.
7721 * flow.c (verify_flow_info): Likewise.
7722 * config/arm/arm.c (thumb_load_double_from_address): Likewise.
7723 * config/avr/avr.c (pttreg_to_str, unique_section): Likewise.
7724 (avr_normalize_condition): Likewise.
7725 * config/c4x/c4x.c (c4x_emit_libcall, c4x_valid_operands): Likewise.
7726 * config/dsp16xx/dsp16xx.c (dsp16xx_reg_class_from_letter): Likewise.
7727 (limit_reload_class, double_reg_to_memory): Likewise.
7728 (print_operand_address, emit_1600_code_shift): Likewise.
7729 (gen_tst_reg, gen_compare_reg): Likewise.
7730 * config/m68hc11/m68hc11.c (m68hc11_emit_libcall): Likewise.
7731 * config/dsp16xx/dsp16xx.c (dsp16xx_invalid_register_for_compare):
7733 * config/dsp16xx/dsp16xx.md (unnamed cmphi): Call abort instead of it.
7735 * c-parse.in (methoddef): Call fatal_error instead of fatal.
7736 * objc/objc-act.c (build_ivar_chain): Likewise.
7737 * dwarfout.c (dwarfout_init): Call fatal_io_error instead of
7739 * graph.c (clean_graph_dump_file): Likewise.
7740 * profile.c (init_branch_prob): Likewise.
7741 * objc/objc-act.c (objc_init): Likewise.
7743 * config/arm/arm.c (arm_override_options): Make errors non-fatal.
7744 * config/avr/avr.c (avr_override_options): Likewise.
7745 * config/c4x/c4x.c (c4x_expand_prologue): Likewise.
7746 * config/dsp16xx/dsp16xx.c (function_prologue): Likewise.
7747 * config/h8300/h8300.c (h8300_init_once): Likewise.
7748 * config/mips/mips.c (override_options): Likewise.
7749 * config/i386/i386.c (override_options): Likewise, rework.
7750 * config/m68k/m68k.c (override_options): Likewise.
7752 * config/dsp16xx/dsp16xx.c (print_operand): Call output_operand_lossage
7754 * config/mips/mips.c (print_operand): Likewise.
7755 * hash.c (hash_allocate): Don't check for failure returns from
7756 obstack functions that can't fail.
7757 (hash_table_init_n, hash_table_init): Likewise; also now return void.
7758 * hash.h (hash_table_init_n, hash_table_init): Now return void.
7759 * objc/objc_act.c (objc_check_decl): Remove unneeded fatal call.
7760 (get_object_reference): Likewise.
7762 2001-02-04 Nick Clifton <nickc@redhat.com>
7764 * config/arm/arm.c (all_cores): Add 710T, 720T, 740T, 940T, 9e,
7765 StrongARM1110, 10TDMI, and 1020T.
7767 2001-02-04 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7769 * mips.h (MULTILIB_ISA_DEFAULT): Don't use #elif.
7771 2001-02-04 Alexandre Oliva <aoliva@redhat.com>
7773 * config/sh/sh.md (movdf load split): Pass register number to
7774 FP_OR_XD_REGISTER_P.
7776 2001-02-04 Mark Mitchell <mark@codesourcery.com>
7778 * cppinit.c (BC): New macro.
7779 (builtin_array): Add __GXX_WEAK__.
7780 * cpplib.h (builtin_type): Add BT_WEAK.
7781 * cppmacro.c (builtin_macro): Handle BT_WEAK.
7782 * defaults.h (SUPPORTS_ONE_ONLY): Define.
7783 * varasm.c (SUPPORTS_ONE_ONLY): Do not define.
7785 2001-02-03 Jakub Jelinek <jakub@redhat.com>
7787 * cppinit.c (append_include_chain): Honor NO_IMPLICIT_EXTERN_C.
7789 2001-02-03 Neil Booth <neil@daikokuya.demon.co.uk>
7791 * cpphash.h: Rename _ALIGN POOL_ALIGN.
7792 * cpplex.c (new_chunk, _cpp_pool_reserve): Update.
7794 2001-02-03 Neil Booth <neil@daikokuya.demon.co.uk>
7796 * cpphash.h: Rename ALIGN _ALIGN.
7797 * cpplex.c (new_chunk, _cpp_pool_reserve): Update.
7799 Fri Feb 2 23:15:29 2001 Christopher Faylor <cgf@cygnus.com>
7801 * config/i386/cygwin.h (CPP_SPEC): Reorganize YA to better handle cross
7802 compilation environment.
7803 * config/i386/t-cygwin (T_CPPFLAGS): Define CYGWIN_CROSS_DIR to allow
7804 control over location of cygwin includes and libs.
7806 2001-02-03 Michael Hayes <m.hayes@elec.canterbury.ac.nz)
7808 * c4x.h (HARD_REGNO_CALL_PART_CLOBBERED): Fix typo.
7810 2001-02-02 lars brinkhoff <lars@nocrew.org>
7812 * md.texi (Standard Names): remove reference to spur.md.
7814 2001-02-03 Michael Hayes <m.hayes@elec.canterbury.ac.nz)
7816 * c4x.h (IS_INT_CALL_SAVED_REG, IS_FLOAT_CALL_SAVED_REG): Define.
7817 (HARD_REGNO_CALL_PART_CLOBBERED): Use IS_FLOAT_CALL_SAVED_REG.
7818 (INITIAL_FRAME_POINTER_OFFSET, INITIAL_ELIMINATION_OFFSET): Likewise.
7819 * c4x.c (c4x_hard_regno_rename_ok): Use IS_XXX_CALL_SAVED_REG.
7820 (c4x_expand_prologue, c4x_expand_epilogue): Likewise.
7822 2001-02-03 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
7824 * c4x.c (group1_reg_operand, group1_mem_operand, arx_reg_operand,
7825 c4x_arn_reg_operand, c4x_arn_mem_operand): Do not check register
7826 number before reload.
7827 (c4x_adjust_cost): Return zero before reload.
7828 * c4x.md (load_immed_address+1, load_immed_address+2): Do not
7829 split before reload.
7831 2001-02-03 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
7833 * c4x.c (c4x_hard_regno_rename_ok): New.
7834 * c4x-protos.h (c4x_hard_regno_rename_ok): New.
7835 * c4x.h (HARD_REGNO_RENAME_OK): Define.
7837 Fri Feb 2 20:03:50 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
7839 * diagnostic.h: Add missing "extern" in all declarations.
7841 2001-02-02 Alex Samuel <samuel@codesourcery.com>
7843 * Makefile.in (gcc_gxx_target_include_dir): Generate dynamically
7844 as for gcc_gxx_include_dir.
7846 2001-02-02 Neil Booth <neil@daikokuya.demon.co.uk>
7848 * cpp.texi, invoke.texi: Update -Wtraditional documentation.
7850 2001-02-02 Alexandre Oliva <aoliva@redhat.com>
7852 * config/sh/sh.c (output_far_jump): Don't use braf on SH1. Emit
7853 label before alignment to be used as the braf base address.
7854 * config/sh/sh.md (length): Use longer lengths for SH1 PIC far
7856 (casesi_jump_2): Require at least TARGET_SH2.
7858 * config/float-sh.h (LDBL_EPSILON, LDBL_MIN, LDBL_MAX): Prevent
7859 truncation to 32-bit doubles on -m3e and -m4-single-only.
7861 2001-02-02 Mark Mitchell <mark@codesourcery.com>
7863 * gcc.c (init_gcc_specs): New function. Make -shared-libgcc
7864 the default when building a shared object.
7865 (init_spec): Use it.
7866 * testsuite/lib/g++.exp: Include the directory where libgcc
7867 is located to the LD_LIBRARY_PATH list.
7868 * invoke.texi (-shared-libgcc): Document the cases in which
7869 GCC defaults to using the shared libgcc.
7871 2001-02-02 Alexandre Oliva <aoliva@redhat.com>
7873 * config/fp-bit.h (MAX_USI_INT, MAX_SI_INT): Don't assume
7874 unsigned is wide enough.
7876 * config/fp-bit.c (_fpmul_parts): Don't assume 32-bits SI.
7877 (si_to_float): Likewise.
7878 (float_to_si, float_to_usi): Use BITS_PER_SI.
7880 2001-02-01 Jeffrey Oldham <oldham@codesourcery.com>
7882 * dwarf2out.c: Added explanation of abbreviations.
7883 (def_cfa_1): Added comments listing DWARF2 instructions.
7884 (cfa_temp_reg): Removed in favor of cfa_temp.
7885 (cfa_temp_value): Removed in favor of cfa_temp.
7886 (cfa_temp): New global variable.
7887 (dwarf2out_frame_debug_expr): Added extensive introductory
7888 comments explaining the function's transformations. Revised to
7889 use cfa_temp. Added some rtx checking. Generalize IOR case.
7890 (dwarf2out_frame_debug): Revised to use cfa_temp.
7891 (output_aranges): Cast as "unsigned" to avoid warning.
7892 * rtl.texi (RTX_FRAME_RELATED_P): Revise entry to emphasize better
7893 explain which instructions must be marked.
7895 2001-02-01 Richard Henderson <rth@redhat.com>
7897 * local-alloc.c (update_equiv_regs): Copy INSN_CODE to the
7900 2001-02-01 Alexandre Oliva <aoliva@redhat.com>
7902 * config/sh/crt1.asm (main_k): Modified so that start calls
7903 ___setup_argv_and_call_main.
7905 2001-02-01 Neil Booth <neil@daikokuya.demon.co.uk>
7907 * cpphash.h (struct cpp_buffer): Move saved_flags from cpp_reader.
7908 * cpplex.c (_cpp_lex_token): New token picks up the saved flags,
7909 and AVOID_LPASTE is cleared on meeting an unescaped newline.
7910 * cppmacro.c (builtin_macro): Set builtin flags here.
7911 (paste_all_tokens): Preserve AVOID_LPASTE on pasted token.
7912 (replace_args): Clarify intent.
7913 (cpp_get_token): Macro expansion tokens get the saved flags.
7915 * cppmain.c (scan_buffer): Remove now-redundant print.printed
7918 2001-02-01 Jeffrey Oldham <oldham@codesourcery.com>
7920 * config/mips/iris6.h (SUPPORTS_INIT_PRIORITY): Reverse change of
7923 Thu Feb 1 07:22:41 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
7925 * builtins.c (expand_builtin_alloca): allocate_dynamic_stack_space
7926 returns Pmode pseudo, but we need ptr_mode.
7927 * explow.c (allocate_dynamic_stack_space): Use plus_constant.
7928 Remove bogus conversions; use HOST_WIDE_INT for size.
7929 Don't use TARGET if wrong mode.
7931 * config/i386/i386.c (ix86_compute_frame_size): Allow
7932 stack_alignment_needed to be non-default even if size is zero.
7934 2001-01-31 Alan Modra <alan@linuxcare.com.au>
7936 * pa.c (hppa_init_pic_save): New function.
7937 * pa.h (hppa_init_pic_save): Declare.
7938 * pa.md (call, call_value, sibcall, sibcall_value): Use
7939 the above instead of duplicated code.
7941 * pa.c (hppa_encode_label): Correct size of alloca buffer
7942 so we don't overrun it. Correct leading `*' case.
7943 * pa.h (STRIP_NAME_ENCODING): Simplify now that we don't
7944 need to handle `*@'.
7945 (FUNCTION_NAME_P): Likewise.
7947 2001-01-31 Richard Henderson <rth@redhat.com>
7949 * config.gcc (alpha-osf5): Use float-i128.h.
7951 * config/float-i128.h (FLT_EVAL_METHOD, DECIMAL_DIG): Define.
7952 * config/float-i32.h: Likewise.
7953 * config/float-i64.h: Likewise.
7954 * config/float-sh.h: Likewise.
7955 * config/float-sparc.h: Likewise.
7957 2001-01-31 DJ Delorie <dj@redhat.com>
7959 * expmed.c (extract_bit_field): allow non-integral modes if we
7960 want to extract a whole register from itself.
7962 2001-01-31 Jakub Jelinek <jakub@redhat.com>
7964 * c-typeck.c (set_init_index): If first is equal to last, assume as
7965 if it was not a range at all.
7967 2001-01-31 Alexandre Oliva <aoliva@redhat.com>
7969 * config/fp-bit.c: Include tm.h.
7970 (float_to_si): Don't assume SImode is 32-bits wide.
7971 (float_to_usi): Likewise.
7973 2001-01-31 Joseph S. Myers <jsm28@cam.ac.uk>
7975 * c-parse.in (structsp): Pedwarn when "enum foo" refers to an
7977 (typename): Call pending_xref_error after parsing typed_typespecs.
7978 * c-decl.c (lookup_tag): Give error immediately rather than
7979 leaving it pending if the tag of the wrong type is in the same
7981 (xref_tag): Don't pedwarn for forward declarations of enum types
7983 * gcc.texi (Actual Bugs): Remove entry for misuse of struct, union
7986 2001-01-31 Alexandre Oliva <aoliva@redhat.com>
7988 * config/float-sparc.h (LDBL_MAX) [sparc32]: Fix typo.
7990 2001-01-31 Neil Booth <neil@daikokuya.demon.co.uk>
7992 * cpplib.c (T_ELIF): Move to STDC89, not that it matters.
7993 (_cpp_handle_directive): Suggest not using #elif with -Wtraditional.
7995 2001-01-31 Neil Booth <neil@daikokuya.demon.co.uk>
7997 * cpphash.h (struct cpp_reader): New saved_flags.
7998 * cppmacro.c (cpp_get_token): Use saved_flags to remember
7999 to avoid a paste after a pasted token.
8001 2001-01-31 Alexandre Oliva <aoliva@redhat.com>
8003 * libgcc2.h (Wtype_MAX, Wtype_MIN): Define.
8004 * libgcc2.c (__fixunssfSI, __fixunsdfSI, __fixunsxfSI): Use
8005 Wtype_MIN instead of LONG_MIN.
8007 2001-01-30 Jeffrey Oldham <oldham@codesourcery.com>
8009 * fixinc/fixincl.tpl: Add 2001 to copyright. Change name of
8011 * fixinc/fixincl.x: Regenerated.
8012 * fixinc/inclhack.def (irix_limits_const): New definition to
8013 convert "const" to "__const" in limits.h.
8015 2001-01-30 Jeffrey Oldham <oldham@codesourcery.com>
8017 * fixinc/genfixes (AG): Fix "autogen4" thinko.
8019 2001-01-30 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
8021 * regmove.c (try_auto_increment): Change REG_DEAD into REG_UNUSED
8022 when register dies in the insn.
8024 2001-01-30 Neil Booth <neil@daikokuya.demon.co.uk>
8026 * diagnostic.c (fatal): Fix word wrap.
8028 2001-01-30 Alexandre Oliva <aoliva@redhat.com>
8030 * combine.c (try_combine): Fix SUBREG setting for
8031 HOST_BITS_PER_WIDE_INT >= 2 * BITS_PER_WORD.
8033 2001-01-30 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
8035 * jump.c (comparison_dominates_p): Don't try to handle UNKNOWN
8038 2001-01-30 Neil Booth <neil@daikokuya.demon.co.uk>
8040 * c-decl.c (c_expand_body): Check TYPE_SIZE_UNIT (ret_type)
8042 * toplev.c (decode_W_option): Update warn_larger_than
8043 unconditionally for each processed switch.
8045 2001-01-30 John David Anglin <dave@hiauly1.hia.nrc.ca>
8047 * pa.c (pa_init_machine_status): Initialize pic_offset_table_save_rtx
8049 (hppa_expand_prologue): Delete code to save pic offset table register
8050 in the function prologue.
8051 * pa.h (PIC_OFFSET_TABLE_SAVE_RTX): Correct type in comment.
8052 * pa.md (call, call_value, sibcall, sibcall_value): Save the pic offset
8053 table register at the beginning of the function after the prologue.
8055 2001-01-29 lars brinkhoff <lars@nocrew.org>
8057 * tm.texi (PUSH_ROUNDING): Remove duplicate lines.
8059 2001-01-29 John David Anglin <dave@hiauly1.hia.nrc.ca>
8060 Jeff Law <law@redhat.com>
8062 * pa.md (return): Revise comment for trivial return.
8063 (return_internal): Non-trivial return pattern for non-PIC code.
8064 (return_internal_pic): Non-trivial return pattern for PIC code.
8065 It uses the PIC register to ensure it is restored after
8067 (epilogue): Generate appropriate return for PIC and non-PIC code.
8069 Mon Jan 29 23:53:14 2001 Christopher Faylor <cgf@cygnus.com>
8071 * config/i386/cygwin.h: Fix -mno-cygwin search path for link.
8073 2001-01-29 DJ Delorie <dj@redhat.com>
8075 * combine.c (if_then_else_cond): Pass the correct mode to
8076 operand_subword() for constants.
8078 Mon Jan 29 20:38:19 2001 Christopher Faylor <cgf@cygnus.com>
8080 * config/i386/cygwin.h: Add w32api to include search. Search different
8081 directories in a cross-build environment.
8083 2001-11-29 Tim Josling <tej@melbpc.org.au>
8085 * tree.h (TYPE_STUB_DECL): Add documentation.
8087 2001-11-29 Laurynas Biveinis <lauras@softhome.net>
8089 * sdbout.c (sdbout_one_type): Skip types with indeterminate size.
8090 (sdbout_field_types): Likwise. Fix use of host_integerp.
8092 2001-01-29 Thomas Pfaff <tpfaff@gmx.net>
8094 * mingw32.h: Override STARTFILE_SPEC and LINK_SPEC declared in
8097 2001-01-29 Jeffrey Oldham <oldham@codesourcery.com>
8099 * config/mips/iris6.h (SUPPORTS_INIT_PRIORITY): Revise definition
8100 to use flag_gnu_linker.
8102 2001-01-29 Neil Booth <neil@daikokuya.demon.co.uk>
8104 * cpplib.c (T_BAD_DIRECTIVE): Remove.
8105 (_cpp_init_stacks): Loop from 0 to N_DIRECTIVES - 1.
8107 2001-01-29 Joseph S. Myers <jsm28@cam.ac.uk>
8109 * tree.c, tree.h (build_parse_node): Remove; was identical to
8111 * c-lang.c (start_cdtor), objc/objc-act.c
8112 (build_module_descriptor): Use build_nt instead of
8115 2001-01-29 Jakub Jelinek <jakub@redhat.com>
8117 * config/i386/i386.md (addqi_1_lea): Fix mode (QI instead of HI).
8118 (testqi_1, andqi_2): If widening to SImode, make sure CONST_INT does
8119 not have any upper bits set.
8121 2001-01-29 Phil Edwards <pme@sources.redhat.com>
8123 * COPYING.LIB: Update to LGPL 2.1 from the FSF.
8125 2001-01-28 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8127 * stmt.c (estimate_case_costs): Use integer_minus_one_node.
8129 * tree.c (build_common_tree_nodes_2): Set integer_minus_one_node.
8131 * tree.h (tree_index): Add new element TI_INTEGER_MINUS_ONE.
8132 (integer_minus_one_node): Define.
8134 2001-01-28 Alexandre Oliva <aoliva@redhat.com>
8136 * Makefile.in (bootstrap2-lean): Fix typo.
8138 2001-01-28 Neil Booth <neil@daikokuya.demon.co.uk>
8140 * cpphash.c (_cpp_cleanup_hashtable, _cpp_lookup_with_hash)
8141 : Don't set fe_value.
8142 * cpplib.h (AVOID_LPASTE): New flag.
8143 (struct cpp_hashnode): Remove fe_value.
8144 * cpplex.c (cpp_avoid_paste): Don't paste '.' with a number.
8145 * cppmacro.c (builtin_macro): Don't set flags here.
8146 (replace_args): Set AVOID_LPASTE flag on first token of an
8147 argument, and the token following it.
8148 (cpp_get_token): Set AVOID_LPASTE flag on first token of a
8149 macro expansion, and on the token following it. Do it for
8151 * cppmain.c (scan_buffer): Avoid pasting only flagged tokens.
8153 2001-01-27 Richard Henderson <rth@redhat.com>
8155 * config/alpha/t-ieee: Remove multilibbing.
8156 (TARGET_LIBGCC2_CFLAGS): Add -mieee.
8158 2001-01-27 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8160 * configure.in: Arrange to include defaults.h in [ht]config.h/tm.h.
8162 * Makefile.in: Remove all dependencies on defaults.h.
8163 * builtins.c: Don't include defaults.h.
8164 * c-common.c: Likewise.
8165 * c-decl.c: Likewise.
8166 * c-pragma.c: Likewise.
8167 * c-typeck.c: Likewise.
8168 * combine.c: Likewise.
8170 * frame-ia64.c: Likewise.
8171 * cppexp.c: Likewise.
8172 * crtstuff.c: Likewise.
8173 * dbxout.c: Likewise.
8174 * dwarf2out.c: Likewise.
8175 * dwarfout.c: Likewise.
8176 * emit-rtl.c: Likewise.
8177 * except.c: Likewise.
8179 * final.c: Likewise.
8180 * frame-dwarf2.c: Likewise.
8181 * libgcc2.c: Likewise.
8182 * optabs.c: Likewise.
8183 * profile.c: Likewise.
8184 * sdbout.c: Likewise.
8185 * toplev.c: Likewise.
8186 * tradcif.y: Likewise.
8188 * varasm.c: Likewise.
8190 2001-01-27 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8192 * builtins.c (expand_builtin_fputs): Use size_one_node when
8193 transforming into fwrite.
8195 2001-01-27 Joseph S. Myers <jsm28@cam.ac.uk>
8197 * extend.texi (Attribute Syntax): New section.
8199 2001-01-27 Michael Sokolov <msokolov@ivan.Harhan.ORG>
8201 * fixproto: Correctly install synthesised unistd.h and stdlib.h when
8202 they didn't need fixing.
8204 2001-01-27 Janis Johnson <janis@us.ibm.com>
8206 * config.gcc (i[34567]86-sequent-{ptx4*,sysv4*}): Use usegas.h
8208 * config/ptx4.h: Several fixes to build on DYNIX/ptx v4.[456], and
8209 to remove macro definitions that are duplicated from elfos.h.
8211 2001-01-27 Richard Henderson <rth@redhat.com>
8213 * config/i386/sco5gas.h: Move ...
8214 * config/usegas.h: ... here.
8215 * config.gcc (i[34567]86-*-sco3.2v5) [tm_file]: Update.
8217 2001-01-27 Jakub Jelinek <jakub@redhat.com>
8219 * c-typeck.c (struct constructor_stack): Add range_stack member.
8220 (really_start_incremental_init): Clear it.
8221 (push_init_level): Save constructor_range_stack and clear it if
8222 pushing explicit braces.
8223 (pop_init_level): abort if constructor_range_stack is non-zero at
8224 explicit closing brace. Restore saved constructor_range_stack if
8227 2001-01-27 Alexandre Oliva <aoliva@redhat.com>
8229 * expr.c (emit_move_insn): Add REG_EQUAL note when constant loaded
8230 into register was forced into memory.
8232 2001-01-27 Alexandre Oliva <aoliva@redhat.com>
8234 * Makefile.in: Remove uses of + before $(MAKE).
8236 2001-01-26 Richard Henderson <rth@redhat.com>
8238 * stmt.c (cost_table): Remove.
8239 (COST_TABLE, cost_table_initialized): New.
8240 (estimate_case_costs): Use the later instead of the former.
8241 (balance_case_nodes): Likewise.
8243 2001-01-26 Richard Henderson <rth@redhat.com>
8245 * alias.c (objects_must_conflict_p): Read-only slots may not
8246 conflict despite having the same type.
8248 2001-01-27 Michael Hayes <mhayes@redhat.com>
8250 * loop.c (loop_giv_reduce_benefit): Copy mode size into
8252 (check_ext_dependant_givs): Initialise u_start_val and
8254 (load_mems): Make last_max_reg unsigned.
8255 (try_swap_copy_prop): Use INSN_P and initialise set.
8257 Fri Jan 26 23:22:58 2001 Denis Chertykov <denisc@overta.ru>
8259 * README.AVR : Removed.
8261 Fri Jan 26 11:37:26 2001 Jeffrey A Law (law@cygnus.com)
8263 * pa-64.h (text_section): Remove declaration.
8265 * pa.md (return_internal): Remove mode on PIC register use.
8267 2001-01-25 lars brinkhoff <lars@nocrew.org>
8269 * tm.texi (DATA_ALIGNMENT, LOCAL_ALIGNMENT, ASM_OPEN_PAREN,
8270 ASM_CLOSE_PAREN): fix typos.
8272 2001-01-25 Mark Mitchell <mark@codesourcery.com>
8274 * acconfig.h: Define `const' to the empty string if neither
8275 __STDC__ nor __cplusplus is defined.
8276 * config.in: Regenerated.
8278 2001-01-25 David Edelsohn <edelsohn@gnu.org>
8280 * config.gcc (rs6000-ibm-aix[5-9]*): Change to aix51.h.
8281 * collect2.c (main): Delete importf. Add ".obj" file extension.
8282 (GCC_CHECK_HDR): Handle AIX V5 new magic number.
8283 (aix_std_libs): Add additional AIX libraries to skip.
8284 * config/rs6000/aix.h (MY_ISCOFF): Add AIX V5 new magic number.
8285 * config/rs6000/aix51.h: New file.
8287 2001-01-25 Michael Hayes <mhayes@redhat.com>
8289 * loop.c (loop_call_insn_emit_before, loop_call_insn_hoist): New.
8290 (loop_insn_emit_before): No longer static.
8291 (move_movables): Replace emit_insn_after with loop_insn_emit_after.
8292 (loop_givs_rescan, load_mems): Likewise.
8293 (check_dbra_loop): Replace emit_insn_before with loop_insn_emit_before.
8294 (maybe_eliminate_biv_1):
8295 (move_movables): Replace emit_call_insn_before with
8296 loop_call_insn_hoist.
8297 * loop.h (loop_insn_emit_before): Add.
8298 * unroll.c (copy_loop_body): Replace emit_insn_before with
8299 loop_insn_emit_before.
8301 2001-01-25 Neil Booth <neil@daikokuya.demon.co.uk>
8303 * diagnostic.c (fatal): Request preprocessed source.
8305 Thu Jan 25 02:01:16 2001 J"orn Rennecke <amylaar@redhat.com>
8307 * c-decl.c (duplicate_decls): If different_binding_level is nonzero,
8308 olddecl has argument types and newdecl has none, use the argument
8311 2001-01-24 Ulrich Drepper <drepper@redhat.com>
8313 * dwarf2out.c (prefix_of): New function. Determine longest common
8314 prefix of the two arguments. The units are whole path components.
8315 (output_file_names): When adding a new directory find the one entry
8316 with the longest common prefix already in the list. Artificially
8317 generate entry if there is none for this prefix.
8318 Fix test to check whether the zeroth directory entry is used.
8320 Wed Jan 24 23:51:55 2001 J"orn Rennecke <amylaar@redhat.com>
8322 * reload1.c (reload_reg_free_for_value_p): New parameter start_regno.
8323 Changed all callers. Take it into account when deciding if a
8324 previously loaded value matches.
8326 2001-01-24 Richard Henderson <rth@redhat.com>
8328 * reload.c (find_reloads_subreg_address): Fail the substitution
8329 if the resulting address is insufficiently aligned.
8331 2001-01-24 DJ Delorie <dj@redhat.com>
8333 * combine.c (combine_simplify_rtx): If the modes are all VOIDmode,
8334 check the original operand's mode also.
8335 * simplify-rtx.c (simplify_ternary_operation): Ditto.
8337 2001-01-24 Joseph S. Myers <jsm28@cam.ac.uk>
8339 * c-parse.in (cast_expr): Move compound literals from here ...
8340 (primary): ... to here. Use standard terminology "compound
8341 literal" instead of "constructor expression".
8343 2001-01-24 Joseph S. Myers <jsm28@cam.ac.uk>
8345 * gcc.1, cpp.1: Regenerate.
8347 2001-01-24 Alexandre Oliva <aoliva@redhat.com>
8349 * calls.c (emit_library_call_value_1): Memory slot for
8350 pass-by-reference argument should have the mode of the argument,
8351 not of the pointer to it.
8353 2001-01-24 Tom Tromey <tromey@redhat.com>
8355 * gcc.texi (G++ and GCC): Mention gcj manual.
8356 (Standards): Link to section of manual mentioning gcj/Java
8359 2001-01-24 Jakub Jelinek <jakub@redhat.com>
8361 * cppfiles.c (_cpp_read_file): Add to dependencies if requested.
8362 * cppinit.c (cpp_start_read): Remove deps_add_dep call.
8363 * tradcpp.c (main): Add -imacros or -include'd dependencies
8365 * cpp.texi (-M, -MM): Document -M -include behaviour.
8367 2001-01-24 Roger Collins <roger@ProProject.com>
8369 * config/i386/xm-i386.h: Make __i386__ a boolean macro.
8371 2001-01-24 Will Cohen <wcohen@redhat.com>
8373 * config/mips/abi64.h (RETURN_IN_MEMORY): Always take into account
8374 whether registers are 32 bits or 64 bits in size.
8376 2001-01-24 Ben Elliston <bje@redhat.com>
8378 * config/m32r/m32r.h (PREDICATE_CODES): Remove m32r_not_same_reg.
8380 2001-01-24 Richard Henderson <rth@redhat.com>
8382 * config/alpha/alpha.md (builtin_longjmp_internal): New.
8383 (builtin_longjmp): Use it instead of emit_indirect_jump.
8385 2001-01-23 John David Anglin <dave@hiauly1.hia.nrc.ca>
8387 * bb-reorder.c (make_reorder_chain_1): Handle case where
8388 jump edge goes to the same block as the fallthru edge.
8390 2001-01-23 Jim Wilson <wilson@redhat.com>
8392 * dwarf2out.c (dwarf2out_line): Make last_file_num be unsigned.
8393 * frame.h (__ia64_personality_v1): Add prototype.
8394 * libgcc2.c (ia64_throw_helper): Change personality declaration to
8395 prototype form. Add void * cast to first argument to personality
8397 * real.c (e113toe): Surround with INTEL_EXTENDED_IEEE_FORMAT ifdefs.
8398 (asctoe113): Likewise.
8399 * config/ia64/frame-ia64.c: Include eh-common.h.
8400 * config/ia64/ia64-protos.h (sdata_section, sbbs_section): Add
8402 * config/ia64/ia64.c (emit_insn_group_barriers): Add ATTRIBUTE_UNUSED
8404 (itanium_split_issue): Add prototype.
8405 (gen_nop_type): Ifdef out.
8406 (find_best_packet): Initialize best_packet.
8407 (ia64_encode_section_info): New local string. Use for ggc_alloc_string
8409 * config/ia64/ia64.h (ASM_OUTPUT_LONG_DOUBLE): Use 0L not 0.
8410 * config/ia64/ia64.md (bsp_value): Add explicit stop bit at start.
8411 (flushrs): Add explicit stop bit at end.
8412 * config/ia64/lib1funcs.asm (__ia64_restore_stack_nonlocal): Change
8415 2001-01-23 Chris Demetriou <cgd@broadcom.com>
8417 * libgcc-std.ver (GCC_3.0): Add __terminate_func_set to list
8419 * libgcc2.c (__terminate_func): Make variable static.
8420 (__terminate_set_func): New function to set __terminate_func.
8421 * libgcc2.h (__terminate_func_ptr): New typedef.
8422 (__terminate_set_func): New function.
8424 2001-01-23 Richard Henderson <rth@redhat.com>
8426 * flow.c (init_propagate_block_info): Don't consider unchanging
8427 memories for dead frame store elimination.
8429 2001-01-23 Richard Henderson <rth@redhat.com>
8431 * varasm.c (UNIQUE_SECTION): Move default implementation ...
8432 * defaults.h: ... here.
8434 2001-01-24 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
8436 * c4x.h (TARGET_LOAD_DIRECT_MEMS): Define.
8438 2001-01-23 Neil Booth <neil@daikokuya.demon.co.uk>
8440 * c-lex.c (lex_charconst): Fix typo: s/p/str.
8442 2001-01-23 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
8444 * rs6000.h (rs6000_return_addr): Move prototype from here...
8445 * rs6000-protos.h (rs6000_return_addr): ...to here.
8446 (rs6000_init_expanders): Delete prototype.
8448 2001-01-23 Nick Clifton <nickc@redhat.com>
8450 * invoke.texi: Replace , with \, inside @gccoptlist macros.
8451 (Spec Files): Document %B and %j and %. and %v3 and %M and
8452 %{S*&T} spec switches.
8454 2001-01-24 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
8456 * c4x.c (c4x_r11_set_p): Calculate rtx code correctly.
8458 2001-01-23 Chris Demetriou <cgd@sibyte.com>
8459 Neil Booth <neil@daikokuya.demon.co.uk>
8461 * cpperror.c: Merge handlers of PEDWARN and WARNING.
8462 Have -Werror make pedantic warnings errors, like the
8465 2001-01-23 Phil Edwards <pme@sources.redhat.com>
8467 * c-tree.texi (IDENTIFIER_LENGTH): Fix typo.
8469 2001-01-23 Jakub Jelinek <jakub@redhat.com>
8471 * integrate.h (struct inline_remap): Add compare_src, compare_mode.
8472 * integrate.c (expand_inline_function): Initialize them.
8473 (subst_constants): If changing COMPARE so that both its arguments
8474 will be VOIDmode and the comparison mode will be lost, note
8475 compare_mode. Use the recorded compare_mode to optimize
8478 2001-01-23 Jason Merrill <jason@redhat.com>
8480 * dwarf2out.c (new_die): Use xcalloc.
8481 (output_die): Abort rather than emit a local reference to offset 0.
8483 2001-01-17 Andrew Haley <aph@redhat.com>
8485 * libgcc2.c (get_reg_addr): Don't abort if we haven't got a copy
8486 of a saved register; return NULL instead.
8487 (copy_reg): Take a pointer to a source register rather than a
8489 (next_stack_level): Remember the address in the stack frame of all
8491 Use the saved register pointer array as the source of the CFA.
8492 (throw_helper): Rewrite. Unwind once rather than twice and keep
8493 track of saved registers as we go.
8495 2001-01-23 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
8497 * c4x-protos.h (c4x_legitimize_reload_address): Remove.
8498 * c4x.c (c4x_legitimize_reload_address): Remove.
8499 * c4x.h (LEGITIMIZE_RELOAD_ADDRESS): Rewrite to generate correct
8500 reload address for ldp(k) insn.
8502 Mon Jan 22 20:53:47 2001 Jeffrey A Law (law@cygnus.com)
8504 * pa.md (return_internal): Add a USE of the PIC register to ensure
8505 it is restored after each call.
8506 (return expander): Corresponding changes.
8508 2001-01-22 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
8510 * rs6000.h (INIT_EXPANDERS): Delete.
8511 (RETURN_ADDR_RTX): Call rs6000_return_addr().
8512 * rs6000.c (rs6000_override_options): Call *_machine_status from
8514 (rs6000_init_expanders): ...instead of here. Delete.
8515 (rs6000_mark_machine_status): New function.
8516 (rs6000_init_machine_status): Use xcalloc.
8517 (rs6000_return_addr): Generate RTX for the return address.
8518 (rs6000_ra_ever_killed): New, check if LR was ever destroyed.
8519 (rs6000_stack_info): Use it.
8521 2001-01-22 Thomas Pfaff <tpfaff@gmx.net>
8523 * gthr-win32.h: Include errno.h to get a declaration for
8524 EINVAL and _mingw.h if the target is mingw32.
8526 2001-01-22 Andres Felipe Vargas <avargas@teletulua.com.co>
8528 * cpp.texi: Correct typos.
8530 Mon Jan 22 13:59:09 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
8532 * explow.c (probe_stack_range): Ensure value passed to
8533 stack_check_libfunc is ptr_mode, not Pmode.
8535 Mon Jan 22 16:53:06 2001 J"orn Rennecke <amylaar@redhat.com>
8537 * recog.c (validate_replace_rtx_1): In ZERO_EXTEND / SIGN_EXTEND
8538 case, don't use operand_subword to calculate a SUBREG that is
8541 * rtl.texi: Comparisons yield 0 or STORE_FLAG_VALUE.
8543 2001-01-22 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
8545 * c4x.c (c4x_valid_rptb_p, c4x_label_ref_used_p): New functions.
8546 (c4x_rptb_insert): Call c4x_valid_rptb_p to check if repeat block is
8547 valid. If not replace it by equivalent insns.
8549 2001-01-22 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
8551 * c4x.c (c4x_check_legit_addr): Only check CONST. Not if CONST
8552 contains SYMBOL_REF, LABEL_REF and CONST_INT.
8553 (c4x_U_constraint, symbolic_address_operand): Likewise.
8554 (c4x_immed_float_constant): Do not check if CONST_DOUBLE is in
8556 (c4x_r11_set_p, c4x_check_laj_p): New functions.
8557 * c4x-protos.h (c4x_check_laj_p): Add prototype.
8558 * c4x.md (in_annul_slot_3): Do not allow auto-increment in last
8559 anulling slot because of silicon bug.
8560 (laj, lajv): Call c4x_check_laj_p to check for silicon bug.
8562 2001-01-22 Alan Modra <alan@linuxcare.com.au>
8564 * cppexp.c (parse_charconst): Change `mask' type to agree
8567 2001-01-21 Richard Henderson <rth@redhat.com>
8569 * config/i386/i386.c (ix86_asm_file_end): Disable putting
8570 pic_label_name in a linkonce section.
8572 2001-01-17 Philipp Thomas <pthomas@suse.de>
8574 * aclocal.m4 (AM_WITH_NLS): Add -lintl to LIBS if gettext was
8576 * configure: Regenerate.
8578 Sun Jan 21 02:38:56 2001 J"orn Rennecke <amylaar@redhat.com>
8580 * expmed.c (synth_mult, expand_mult_highpart, expand_divmod): Guard
8581 uses of shift_cost, shiftadd_cost and shiftsub_cost with bound checks.
8583 Sun Jan 21 09:44:17 2001 Denis Chertykov <denisc@overta.ru>
8585 * config/avr/avr.c (ret_cond_branch): New argument (reverse) added.
8586 If REVERSE nonzero then condition code in X must be reversed.
8587 (encode_section_info): Optimise if/else.
8588 (avr_function_value): Fix formatting.
8590 * config/avr/avr.md (branch): Call to ret_cond_branch changed.
8591 (difficult_branch): Likewise.
8592 (rvbranch): Likewise.
8593 (difficult_rvbranch): Likewise.
8595 * config/avr/avr-protos.h (ret_cond_branch): Prototype changed.
8597 * config/avr/libgcc.S: Fix comment.
8599 2001-01-20 Michael Sokolov <msokolov@ivan.Harhan.ORG>
8601 * sdbout.c (PUT_SDB_DEF): Fix after last bogus change.
8603 2001-01-20 Michael Sokolov <msokolov@ivan.Harhan.ORG>
8605 * cppinit.c (INO_T_EQ): Don't use #elif, fix formatting.
8607 2001-01-20 Michael Sokolov <msokolov@ivan.Harhan.ORG>
8609 * aclocal.m4 (gcc_AC_FUNC_STRSTR): New macro.
8610 * configure.in (gcc_AC_FUNC_STRSTR): Add invokation.
8611 * configure, config.in: Regenerate.
8612 * Makefile.in (STRSTR, HOST_STRSTR, USE_HOST_STRSTR): New variables.
8613 (LIBDEPS, HOST_LIBDEPS, LIBS, HOST_LIBS): Add strstr handling.
8614 (strstr.o, $(HOST_PREFIX_1)strstr.o): New rules.
8615 (doprint.o): New rule.
8617 2001-01-20 Joseph S. Myers <jsm28@cam.ac.uk>
8619 * c-typeck.c (digest_init): Handle boolean types as scalars.
8621 Sat Jan 20 12:46:57 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
8623 * stmt.c (expand_return): Don't return anything if size is zero.
8624 Delete redundant assignment to BYTES.
8625 * expr.c (move_block_from_reg): Do nothing if NREGS is zero.
8627 2001-01-20 Marek Michalkiewicz <marekm@linux.org.pl>
8629 * config/avr/avr.h (INIT_TARGET_OPTABS): Remove most of it, was
8630 the same as the default library function names.
8631 * config/avr/avr.md: Document special characters after '%'.
8632 (mulqi3, mulhi3, mulsi3): Call libgcc.S functions ourselves,
8633 knowing which of the call-used registers are really clobbered.
8634 (divmodqi4, udivmodqi4, divmodhi4, udivmodhi4, divmodsi4, udivmodsi4):
8635 New. Both quotient and remainder from one libgcc.S call.
8636 * config/avr/libgcc.S: Optimize mul/divmod for the new insns above,
8637 clobber as few registers as possible.
8638 * config/avr/t-avr (LIB1ASMFUNCS): Adjust for the above changes.
8640 2001-01-20 Neil Booth <neil@daikokuya.demon.co.uk>
8642 * cppmacro.c (funlike_invocation_p): Don't move back up to the
8643 context of the top of the stack.
8645 2001-01-20 Jakub Jelinek <jakub@redhat.com>
8647 * function.c (fixup_var_refs): Move CALL_PLACEHOLDER handling...
8648 (fixup_var_refs_insns): ...here.
8650 2001-01-20 Zack Weinberg <zack@wolery.stanford.edu>
8652 * function.c (fixup_var_refs_insns): Break up into
8653 fixup_var_refs_insn [body of loop], fixup_var_refs_insns
8654 [loop over entire insn list], and fixup_var_refs_insns_with_hash
8655 [loop over hash table entries].
8656 (fixup_var_refs): Adjust calls to fixup_var_refs_insns and/or
8657 fixup_var_refs_insns_with_hash, to match above changes.
8659 2001-01-19 John David Anglin <dave@hiauly1.hia.nrc.ca>
8661 * Makefile.in (ORDINARY_FLAGS_TO_PASS): Add MAKEOVERRIDES variable.
8662 (libgcc.a): Likewise.
8663 (stmp-multilib): Likewise.
8664 (STAGE2_FLAGS_TO_PASS): Likewise.
8666 2001-01-19 Alexandre Oliva <aoliva@redhat.com>
8668 * config/sh/sh.c (prepare_move_operands) [PIC]: Use operands[0] as
8669 temporary if no_new_pseudos.
8671 2001-01-19 Neil Booth <neil@daikokuya.demon.co.uk>
8673 * cppinternals.texi: Update.
8675 2001-01-19 Richard Earnshaw <rearnsha@arm.com>
8677 * arm.c (arm_init_builtins): Re-enable builtins.
8679 Fri Jan 19 13:02:56 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
8681 * rtl.texi (SET, CLOBBER): Document PARALLEL as SET_DEST possibility.
8682 * flow.c (mark_set_1, case PARALLEL): Don't require BLKmode, allow
8683 element to be null, and always expect an EXPR_LIST.
8684 * rtlanal.c (reg_overlap_mentioned_p, note_stores): Likewise.
8685 * sched-deps.c (sched_analyze_1): Likewise.
8686 * sched-rgn.c (check_live_1, update_live_1): Likewise.
8688 * regclass.c (max_set_parallel): New variable.
8689 (reg_scan): Take it into account in computation of max_parallel.
8690 (reg_scan_mark_refs, case SET): Compute it.
8692 * alias.c (rtx_equal_for_memref_p, case ADDRESSOF): Don't assume
8694 * expr.c (store_constructor): Don't look at MEM_ALIAS_SET unless MEM.
8695 * function.c (assign_parms): Use INTVAL for a CONST_INT.
8697 2001-01-19 Jason Merrill <jason@redhat.com>
8699 * dwarf2out.c (gen_subprogram_die): Don't reuse the in-class decl
8700 for the abstract instance of an inline function.
8702 Fri Jan 19 14:31:35 2001 Alexandre Oliva <aoliva@redhat.com>
8703 J"orn Rennecke <amylaar@redhat.com>
8705 * reload1.c (move2add_note_store): Treat all registers directly or
8706 indirectly derived from a base register as members of the same set
8708 (reload_cse_move2add): Adjust accordingly. Take mode and offset
8709 of base register into account.
8711 Fri Jan 19 09:18:42 2001 J"orn Rennecke <amylaar@redhat.com>
8713 * alias.c (find_base_value): Recognize TRUNCATE.
8714 (record_set): In PLUS case, invalidate if other summand is also a
8717 Thu Jan 18 06:43:04 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
8719 * flow.c (mark_set_1, case PARALLEL): New case; rework to allow
8720 entry to be EXPR_LIST.
8721 * rtlanal.c (reg_overlap_mentioned_p): Allow PARALLEL in SET to
8722 be an EXPR_LIST (but not null, which other code doesn't allow).
8723 (note_stores): Properly handle PARALLEL in SET.
8724 Recursively call for top-level PARALLEL.
8725 * sched-deps.c (sched_analyze_1): Handle EXPR_LIST in PARALLEL in SET.
8726 * sched-rgn.c (check_live_1, update_live_1): Likewise.
8728 * config.gcc (rs6000-ibm-aix*, rs6000-bull-bosx): Add rs6000/aix.h.
8730 2001-01-18 Neil Booth <neil@daikokuya.demon.co.uk>
8732 * cpplib.c (_cpp_handle_directive): Use buffer->was_skipping,
8733 not pfile->skipping (== 0).
8735 2001-01-17 Nick Clifton <nickc@redhat.com>
8737 * config/rs6000/rs6000.c: Add prototypes for {init|free}_
8740 2001-01-17 Jim Wilson <wilson@redhat.com>
8742 * invoke.texi (IA-64 options): Improve.
8744 2001-01-17 Tom Tromey <tromey@redhat.com>
8746 * invoke.texi (Optimize Options): Use `{}' to around @samp
8749 2001-01-17 Aldy Hernandez <aldyh@redhat.com>
8751 * invoke.texi (-fno-guess-branch-probability): New option.
8753 Wed Jan 17 13:26:34 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
8755 * combine.c (try_combine): Don't set i3_subst_into_i2 for
8756 case of making new double-word constant.
8757 Revert last change: instead just test i3_subst_into_i2.
8759 2001-01-17 Jakub Jelinek <jakub@redhat.com>
8761 * config/i386/i386.md (cmpqi_minus_1): Use {b} for QImode operation.
8762 Use q constraints instead of r.
8764 Tue Jan 16 22:23:04 2001 Alan Modra (alan@linuxcare.com.au)
8766 * config/pa/pa.h (PIC_OFFSET_TABLE_REGNUM_SAVED): Remove.
8767 (machine_function): Define.
8768 (PIC_OFFSET_TABLE_SAVE_RTX) : Define.
8769 * config/pa/pa.c (pa_init_machine_status, pa_mark_machine_status,
8770 pa_free_machine_status): New functions.
8771 (override_options): Set {init,mark,free}_machine_status to above.
8772 (hppa_expand_prologue): Use PIC_OFFSET_TABLE_SAVE_RTX instead of
8773 PIC_OFFSET_TABLE_REGNUM_SAVED.
8774 * config/pa/pa.md: Use PIC_OFFSET_TABLE_SAVE_RTX instead of
8775 PIC_OFFSET_TABLE_REGNUM_SAVED throughout.
8776 * config/pa/pa32-regs.h (CONDITIONAL_REGISTER_USAGE): Remove
8777 references to PIC_OFFSET_TABLE_REGNUM_SAVED.
8778 * config/pa/pa64-regs.h (CONDITIONAL_REGISTER_USAGE): Likewise.
8780 2001-01-15 DJ Delorie <dj@redhat.com>
8782 * Makefile.in (gcov.1): Protect against texi2pod/pod2man failing.
8786 Tue Jan 16 17:20:43 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
8788 * flow.c (propagate_on_insn): Make trying to delete a prologue
8789 or epilogue insn an ICE, not a warning. Allow doing this if
8790 the current function returns with stack pointer depressed.
8792 * combine.c (try_combine): If i3_subst_into_i2, properly check for
8793 I3 having more than one SET.
8795 2001-01-16 Jim Wilson <wilson@redhat.com>
8797 * invoke.texi: Document IA-64 options.
8799 * config/ia64/ia64.c (ia64_print_operand_address): Delete 'B' support.
8800 (fixup_errata): Delete TARGET_A_STEP use.
8801 * config/ia64/ia64.h (MASK_A_STEP, TARGET_A_STEP): Delete.
8802 (TARGET_SWITCHES): Delete -ma-step option.
8803 * config/ia64/ia64.md (all FP patterns): Delete %B0.
8804 (movqicc_astep, movqi_internal_astep, movhicc_astep,
8805 movhi_internal_astep, movsicc_astep, movsi_internal_astep, movdi+1,
8806 movdi_internal_astep, movsfcc_astep, movsf_internal_astep,
8807 movdfcc_astep, movdf_internal_astep, movtfcc_astep,
8808 movtf_internal_astep, cmovdi_internal_astep, cmovsi_internal_astep):
8810 (movqi_internal, movhi_internal, movsi_internal, movdi_internal,
8811 movsf_internal, movdf_internal, movtf_internal, cmovdi_internal,
8812 cmovsi_internal): Delete ! TARGET_A_STEP check.
8814 2001-01-16 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
8816 * gcc.texi (Bug Lists): Do not mention newsgroups nor the
8817 possibility to report bugs via postal mail. Change a URL and
8818 merge in a nearly duplicate statement...
8819 (Bug Reporting): ...from here.
8820 (Service): Refer to the Bug Reporting section instead of
8822 (Contributing): Remove trivial explanations concerning snapshots.
8824 2001-01-16 Alan Modra <alan@linuxcare.com.au>
8826 * cppmain.c (general_init): Don't use ANSI prototype.
8828 2001-01-16 Tom Tromey <tromey@redhat.com>
8830 * gcc.c (cpp_options): Added `*' to specs for -MF, -MQ, and -MT.
8832 2001-01-16 Richard Henderson <rth@redhat.com>
8834 * config/i386/i386.h: Fix comment typo.
8835 * config/i386/i386.md (shift+compare pattern names): s/cmpno/cmp/
8836 (ashr+compare patterns): Match CCGOCmode not CCNOmode.
8838 2001-01-16 Phil Edwards <pme@sources.redhat.com>
8840 * gcc.c: Revert previous -fsyntax-only-related change; move
8843 2001-01-16 Jakub Jelinek <jakub@redhat.com>
8845 * config/i386/i386.c (fcmov_comparison_operator): Only initialize
8846 inmode after checking GET_CODE (op).
8848 2001-01-16 Richard Henderson <rth@redhat.com>
8850 * flow.c (struct propagate_block_info): Add mem_set_list_len.
8851 (MAX_MEM_SET_LIST_LEN): New.
8852 (propagate_one_insn): Update mem_set_list_len.
8853 (invalidate_mems_from_autoinc): Likewise.
8854 (invalidate_mems_from_set): Likewise.
8855 (mark_used_regs): Likewise.
8856 (init_propagate_block_info): Likewise. Stop collecting memories
8857 when we reach MAX_MEM_SET_LIST_LEN.
8858 (mark_set_1): Likewise.
8860 2001-01-16 Richard Henderson <rth@redhat.com>
8862 * unroll.c (precondition_loop_p): Fail if no iteration
8865 2001-01-16 Phil Edwards <pme@sources.redhat.com>
8867 * gcc.c: When -fsyntax-only is given, do not complain about
8870 2001-01-15 Richard Henderson <rth@redhat.com>
8872 * config/i386/i386.c (asm_output_function_prefix): Remove.
8873 (ix86_asm_file_end): New.
8874 (load_pic_register): Generate pic_label_name into a
8875 staticly allocated buffer.
8876 * config/i386/i386-protos.h: Update.
8877 * config/i386/i386.h (ASM_OUTPUT_FUNCTION_PREFIX): Remove.
8878 (ASM_FILE_END): New.
8879 * config/i386/i386afe.h: New file.
8880 * config.gcc (i?86-*-elf) [tm_file]: Use it.
8881 (i?86-*-{freebsd,linux*,moss*}): Likewise.
8882 * config/elfos.h (ASM_FILE_END): Undef before redefinition.
8883 * config/i386/cygwin.h (ASM_FILE_END): Likewise.
8884 * config/i386/osfrose.h (ASM_FILE_END): Invoke ix86_asm_file_end.
8885 * config/i386/sco5.h (ASM_FILE_END): Likewise.
8886 * config/i386/winnt.c (i386_pe_asm_file_end): Likewise.
8888 2001-01-15 Joseph S. Myers <jsm28@cam.ac.uk>
8890 * Makefile.in (install-man): Remove explicit dependency on
8893 * configure.in, configure: Revert previous patch requiring perl
8896 2001-01-12 Aldy Hernandez <aldyh@redhat.com>
8898 * toplev.c (flag_guess_branch_prob): New.
8899 (f_options): Add guess-branch-probability option.
8900 (rest_of_decl_compilation): Only estimate branch probability if
8902 (main): set flag_guess_branch_prob.
8904 * flags.h (flag_guess_branch_prob): New.
8906 2001-01-15 DJ Delorie <dj@redhat.com>
8908 * gcc.texi (Makefile): Add documentation for Makefile targets.
8910 2001-01-15 Philip Blundell <philb@gnu.org>
8912 * config/arm/arm.c (arm_finalize_pic): New arg "prologue".
8914 * config/arm/arm-protos.h (arm_finalize_pic): Update prototype.
8915 (is_pic): Delete declaration.
8916 * config/arm/arm.h (FINALIZE_PIC): Update call to arm_finalize_pic.
8917 (OUTPUT_INT_ADDR_CONST): Remove special handling of PIC address.
8918 * config/arm/arm.md (builtin_setjmp_receiver): New.
8920 2001-01-15 Richard Earnshaw <rearnsha@arm.com>
8922 * arm.c (use_return_insn): Don't try to determine the function type
8923 until after reload has completed.
8924 (arm_output_epilogue): Don't adjust the sp value recovered from the
8926 (emit_multi_reg_push): Don't record dwarf information for the pc.
8927 * arm.md (eh_epilogue): The function type may have changed, so it
8928 needs to be recalculated.
8929 * arm/netbsd.h (DWARF2_UNWIND_INFO): Delete. Can now use dwarf2
8930 unwind tables on arm/netbsd.
8932 2001-01-15 Richard Earnshaw <rearnsha@arm.com>
8934 * arm.md (cbranchsi4): Correct calculation of branch ranges.
8935 (negated_cbranchsi4): Likewise.
8937 2001-01-15 Richard Earnshaw <rearnsha@arm.com>
8939 * config/arm/semi.h (SUBTARGET_EXTRA_SPECS): Define.
8940 (SUBTARGET_EXTRA_ASM_SPEC): Define to empty string.
8941 (ASM_SPEC): Call subtarget_extra_asm_spec. Don't
8942 pass -mapcs-* options to assembler.
8943 * config/arm/elf.h (SUBTARGET_EXTRA_SPECS): Define.
8944 (SUBTARGET_EXTRA_ASM_SPEC): Define to empty string.
8945 (ASM_SPEC): Call subtarget_extra_asm_spec.
8947 2001-01-15 Andreas Jaeger <aj@suse.de>
8949 * config/i386/i386.c (ix86_init_builtins): Make i size_t to remove
8951 (ix86_expand_builtin): Likewise.
8953 * gencodes.c (output_predicate_decls): Make i size_t to avoid
8954 warning about comparison between signed and unsigned.
8956 2001-01-14 Geoffrey Keating <geoffk@redhat.com>
8958 * expr.c (do_jump): Treat VOIDmode CONST_DOUBLEs like CONST_INTs.
8960 2001-01-14 Ralf Baechle <ralf@gnu.org>
8962 * config/mips/linux.h (SUBTARGET_CPP_SPEC): Default ABI is 32; change
8963 SUBTARGET_CPP_SPEC apropriatly.
8965 2001-01-12 Mark Mitchell <mark@codesourcery.com>
8967 * varasm.c (make_decl_rtl): Fix typo in last change.
8969 2001-01-14 Jeffrey Oldham <oldham@codesourcery.com>
8971 * defaults.h (SUPPORTS_INIT_PRIORITY): New macro to indicate the
8972 linker supports the init_priority C++ attribute.
8973 * tm.texi (SUPPORTS_INIT_PRIORITY): Documentation for new macro.
8974 * config/mips/iris6.h (SUPPORTS_INIT_PRIORITY): Indicate Irix
8975 linker does not support init_priority C++ attribute.
8977 Sun Jan 14 22:31:30 2001 J"orn Rennecke <amylaar@redhat.com>
8979 * Makefile.in (libgcc1-test.o): Depends on stmp-int-hdrs.
8981 2001-01-14 Neil Booth <neil@daikokuya.demon.co.uk>
8983 * c-parse.in (finish_parse): Add comment about cpp_destroy.
8984 * cp/lex.c (finish_parse): Similarly.
8985 * cppinit.c (cpp_cleanup): Rename cpp_destroy for clarity.
8986 Return the number of errors encountered.
8987 * cpplib.h (cpp_cleanup): Rename cpp_destroy, return int.
8988 * cppmain.c (main): Don't call cpp_destroy.
8990 2001-01-14 Joseph S. Myers <jsm28@cam.ac.uk>
8992 * configure.in: Require at least perl 5.6.0 to regenerate
8994 * configure: Regenerate.
8996 2001-01-14 Richard Henderson <rth@redhat.com>
8998 * genrecog.c (DT_veclen_ge): New.
8999 (add_to_sequence) [MATCH_PARALLEL]: Generate one.
9000 (maybe_both_true_2): Simplify DT_veclen vs DT_veclen_ge.
9001 (nodes_identical_1): Handle DT_veclen_ge.
9002 (write_cond, debug_decision_2): Likewise.
9004 2001-01-14 Richard Earnshaw <rearnsha@arm.com>
9006 * arm.md (ldmsi_postinc, ldmsi, stmsi_postinc, smsi): Delete. Replace
9008 (ldmsi_postinc[432], ldmsi[432], stmsi_postinc[432], stmsi[432]): New.
9010 2001-01-14 Neil Booth <neil@daikokuya.demon.co.uk>
9012 * cppmain.c (do_preprocessing): New function; most of the old
9014 (main): Call it to do most of the work.
9015 (cb): Move from global scope to set_callbacks ().
9016 (setup_callbacks): Get the callback pointer.
9017 (general_init, printer_init): Clean up code and comments.
9019 2001-01-14 Richard Earnshaw <rearnsha@arm.com>
9021 * config/arm/semi.h (ASM_SPEC): Pass -k to the assembler when
9024 2001-01-14 Kazu Hirata <kazu@hxi.com>
9026 * config/h8300/h8300.c (get_shift_alg): Update comments.
9028 Sun Jan 14 06:20:49 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
9030 * ggc-page.c (alloc_annon): Call perror and correctly call exit.
9031 (alloc_page, ggc_alloc): Add casts to remove warnings.
9033 2001-01-14 Geoffrey Keating <geoffk@redhat.com>
9035 * combine.c (simplify_comparison): Don't change `code' when
9036 can't reverse comparison.
9038 2001-01-14 Richard Henderson <rth@redhat.com>
9040 * rtlanal.c (computed_jump_p_1): Rename from jmp_uses_reg_or_mem;
9041 update all call sites. Return true for all non-label constants.
9043 Sun Jan 14 10:09:48 MET 2001 Jan hubicka <jh@suse.cz>
9045 * i386.c (ix86_expand_compare): Add bypass_test and second_test
9047 (ix86_expand_branch): Update.
9048 (ix86_expand_setcc): Update to handle multiple test conditions.
9049 (expand_int_movcc): Likewise.
9050 (expand_fp_movcc): Likewise.
9051 * i386-protos.h (ix86_expand_compare): New.
9052 * i386.md (andqi_?_slp, orqi_?_slp): New.
9053 (conditional trap expander): Update call to ix86_expand_compare.
9055 2001-01-14 Richard Henderson <rth@redhat.com>
9057 * config/vax/vax.md: Use nonimmediate_operand instead of
9058 general_operand in destinations.
9060 * config/vax/vax.md (indirect_jump): Use register_operand.
9062 * config/vax/vax.h (RETURN_POPS_ARGS): Max at 255 arguments.
9063 * config/vax/vax.md (call_pop): Turn into an expander.
9064 (call_value_pop): Likewise.
9065 (call, call_value): New.
9067 2001-01-14 Andreas Jaeger <aj@suse.de>
9069 * config/i386/i386.c (ix86_split_fp_branch): Remove unused
9071 (ix86_fp_compare_mode): Add unused attribute.
9072 (ix86_expand_fp_movcc): Remove unused variable.
9073 (ix86_expand_builtin): Make fcode unsigned.
9075 * expr.c (MOVE_BY_PIECES_P): Cast MOVE_RATIO to unsigned.
9076 (expand_expr): Add cast to avoid signed warning.
9077 (store_field): Likewise.
9078 (store_constructor_field): Likewise.
9079 (store_constructor): Likewise.
9080 (store_expr): Likewise.
9081 (clear_storage): Likewise.
9082 (emit_group_store): Likewise.
9083 (emit_group_load): Likewise.
9085 2001-01-13 Joseph S. Myers <jsm28@cam.ac.uk>
9087 * c-common.c: Move format checking code to ...
9088 * c-format.c: ... here. New file. Reorder some functions and
9090 (decl_handle_format_attribute, decl_handle_format_arg_attribute):
9092 * c-common.h (decl_handle_format_attribute,
9093 decl_handle_format_arg_attribute): Declare.
9094 * Makefile.in (C_AND_OBJC_OBJS): Add c-format.o.
9095 (c-common.o): Adjust dependencies.
9096 (c-format.o): New list of dependencies.
9098 2001-01-13 Jakub Jelinek <jakub@redhat.com>
9100 * unroll.c (loop_iterations): If we cannot prove iteration variable
9101 is set once in each iteration, punt.
9103 Sun Jan 14 00:23:15 2001 Denis Chertykov <denisc@overta.ru>
9105 * config/avr/avr.md ("strlenhi"): Remove clobber of input address.
9106 (*strlenhi): Remove clobber (which was buggy) of output address.
9108 2001-01-13 Joseph S. Myers <jsm28@cam.ac.uk>
9110 * Makefile.in (generated-manpages): Add gcc.1
9111 ($(srcdir)/gcc.1): New target.
9112 (maintainer-clean): Delete $(srcdir)/gcc.1.
9113 * gcc.texi: Add macros @gccoptlist and @gol.
9114 * invoke.texi: Include option summary in manpage. Mark up option
9115 summary with @gccoptlist and @gol. Use @r in one place where
9117 * texinfo.tex: Update to version 2000-12-11.07 from ftp.gnu.org.
9118 * gcc.1: Generate from invoke.texi.
9120 2001-01-13 Richard Henderson <rth@redhat.com>
9122 * ggc-page.c (USING_MALLOC_PAGE_GROUPS): New; set if not using mmap.
9123 (struct page_entry): Add group member.
9124 (struct page_group): New.
9125 (struct globals): Add page_groups member.
9126 (alloc_anon): Only define for using mmap; remove valloc call.
9127 (page_group_index): New.
9128 (set_page_group_in_use): New.
9129 (clear_page_group_in_use): New.
9130 (alloc_page): Implement USING_MALLOC_PAGE_GROUPS.
9131 (free_page, release_pages): Likewise.
9132 * configure.in (with-gc): Default to ggc-page always.
9134 2001-01-13 Alexandre Oliva <aoliva@redhat.com>
9136 * reload1.c (replace_pseudos_in_call_usage): Use
9137 reg_equiv_constant and reg_equiv_address, and don't try
9138 regno_reg_rtx first.
9140 2001-01-13 Richard Henderson <rth@redhat.com>
9142 * ggc-page.c (alloc_page): Round up allocation size to one page.
9143 Set e->order on extra pages.
9145 2001-01-13 Richard Henderson <rth@redhat.com>
9147 * genrecog.c (nodes_identical): Expand commentary.
9148 (write_switch): Watch out for identical nodes.
9150 2001-01-13 Neil Booth <neil@daikokuya.demon.co.uk>
9152 * cppfiles.c (_cpp_fake_include): New function.
9153 * cpphash.h (_cpp_fake_include): New.
9154 * cpplib.c (do_line): Call _cpp_fake_include when entering
9155 header files in preprocessed input.
9156 * cppmain.c (cb_pragma_implementation): Remove handling.
9157 (setup_callbacks): Don't register pragmas.
9159 2001-01-13 Neil Booth <neil@daikokuya.demon.co.uk>
9161 * extend.texi: Udate for CPP.
9163 2001-01-13 Andreas Jaeger <aj@suse.de>
9165 * reload1.c: Add prototype for replace_pseudos_in_call_usage.
9167 * regmove.c: Add prototype for replace_in_call_usage.
9169 2001-01-13 Neil Booth <neil@daikokuya.demon.co.uk>
9171 * cpplib.h (cpp_pool, mi_state, mi_ind, struct cpp_macro,
9172 struct cpp_chunk, struct htab, struct toklist,
9173 struct cpp_context, CPP_STACK_MAX, struct lexer_state,
9174 struct spec_nodes, struct cpp_reader, CPP_OPTION, CPP_BUFFER,
9175 CPP_BUF_LINE, CPP_BUF_COL, CPP_BUF_COLUMN, U, ustrcmp, ustrncmp,
9176 ustrlen, uxstrdup, ustrchr, ufputs): Move to cpphash.h.
9177 (struct macro_args): Delete.
9178 * cpphash.h: See above.
9180 2001-01-13 Neil Booth <neil@daikokuya.demon.co.uk>
9182 * cppmain.c (struct printer): Remove no_line_dirs.
9184 (main, setup_callbacks, scan_buffer, printer_init, cb_define)
9185 : Use options rather than CPP_OPTION.
9186 (setup_callbacks): Use cb rather than pfile->cb.
9187 (main): No need to check for a buffer. Use cpp_errors.
9188 (printer_init): Don't set no_line_dirs.
9189 (maybe_print_line): Use options not no_line_dirs.
9190 (cb_file_change): Don't call print_line if -P.
9192 2001-01-13 Neil Booth <neil@daikokuya.demon.co.uk>
9194 * c-lex.c (init_c_lex): Use cpp_get_callbacks to set
9196 * c-parse.in (finish_parse): Use cpp_errors.
9197 (__yylex): Use return value of cpp_pop_buffer.
9198 * cp/lex.c (finish_parse): Use cpp_errors.
9199 * cp/spew.c (read_token): Use return value of cpp_pop_buffer.
9201 Sat Jan 13 16:57:40 2001 Denis Chertykov <denisc@overta.ru>
9203 * README.AVR: URLs corrected.
9205 Sat Jan 13 07:30:02 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
9207 * c-decl.c (start_function): Don't warn if old prototype is builtin
9208 that's not in C's namespace.
9209 * libgcc2.c (_varargs): Update definition of __builtin_saveregs.
9210 (_bb): Add prototype for ctime.
9211 * config/alpha/osf.h (TRANSFER_FROM_TRAMPOLINE): Add missing protos.
9213 Sat Jan 13 09:53:32 MET 2001 Jan Hubicka <jh@suse.cz>
9215 * i386.c (ix86_fp_comparison_arithmetics_cost,
9216 ix86_fp_comparison_fcomi_cost, ix86_fp_comparison_sahf_cost,
9217 ix86_fp_comparison_cost): New functions.
9218 (ix86_expand_fp_compare): Use the costs to choose best bethod; add
9219 two new parameters SECOND_TEST and BYPASS_TEST; allow generating
9220 two-branch sequences; make static.
9221 (ix86_use_fcomi_compare): Do decision according to the costs.
9222 (split_fp_branch): New.
9223 * i386.md (compare-and-branch patterns): Use split_fp_branch.
9224 * i386-protos.h (ix86_expand_fp_compare): Remove
9225 (ix86_split_fp_branch): Declare.
9227 * i386.h (PREDICATE_CODES): Update codes from fcmov_comparison_operand
9228 and ix86_comparison_operator.
9230 * i386.c (ix86_prepare_fp_compare_args): Try to rearange the comparison
9233 * i386.c (put_condition_code): Output properly the unordered/ordered
9234 compares in fp case.
9235 (ix86_expand_fp_movcc): Use ix86_expand_compare infrastructure.
9237 * tm.texi (REVERSE_CONDITION): Document.
9238 * i386.c (ix86_fp_compare_mode): Simplify; return always CCFPmode
9239 in -ffast-math mode.
9240 * i386.h (REVERSE_CONDITION, REVERSIBLE_CC_MODE): New macro.
9242 2001-01-13 Alexandre Oliva <aoliva@redhat.com>
9244 * config/sh/sh.c (sh_expand_epilogue): Use PR explicitly.
9246 * config/sh/sh.c (sh_expand_prologue): Let the second toggle_sz be
9249 * config/sh/sh.c (mova_p): Fix test for mova_const.
9251 2001-01-13 Neil Booth <neil@daikokuya.demon.co.uk>
9253 * fix-header.c (read_scan_file): Use cpp_get_callbacks and
9254 cpp_get_options rather than dereferencing pfile and using
9256 * scan-decls.c (scan_decls): Use return value of
9257 cpp_pop_buffer rather than CPP_BUFFER.
9259 2001-01-13 Neil Booth <neil@daikokuya.demon.co.uk>
9261 * cppinit.c (cpp_handle_option): help_only is now part of the
9262 cpp_options structure.
9263 * cpplib.c (cpp_errors, cpp_get_options, cpp_get_callbacks,
9264 cpp_set_callbacks): New functions.
9265 * cpplib.h (cpp_callbacks): Break out as a named structure.
9266 (cpp_options): Move help_only here from cpp_reader.
9267 (CPP_FATAL_ERRORS): Update to use cpp_errors.
9268 (cpp_errors, cpp_get_options, cpp_get_callbacks,
9269 cpp_set_callbacks): New prototypes.
9270 * cppmain.c (main): Update for help_only.
9272 2001-01-13 Joseph S. Myers <jsm28@cam.ac.uk>
9274 * Makefile.in (info, maintainer-clean, install-info, uninstall):
9275 Also build and remove and install and uninstall c-tree.info and
9277 ($(srcdir)/gcc.info): Add dependency on contrib.texi.
9278 ($(srcdir)/cppinternals.info): New target.
9279 * c-tree.texi: Change file name used when makeinfo used without -o
9280 from ir.info to c-tree.info. Add info directory entry.
9281 * cppinternals.texi: Add info directory entry.
9282 * .cvsignore: Update.
9284 2001-01-12 Jakub Jelinek <jakub@redhat.com>
9286 * c-typeck.c (store_init_value): Don't require constant initializer
9287 elements with -pedantic -std=c99.
9288 (digest_init): Change error about non-constant initializer elements
9290 (constructor_range_end): Remove.
9291 (constructor_incremental, designator_depth,
9292 designator_errorneous): New variables.
9293 (struct constructor_stack): Remove range_end, add incremental.
9294 (struct constructor_range_stack, constructor_range_stack): New.
9295 (struct initializer_stack): Add constructor_range_stack.
9296 (finish_init): Set it.
9297 (start_init): Likewise. require_constant_elements for non-static
9298 trees only if not flag_isoc99.
9299 (really_start_incremental_init): Remove constructor_range_end, add
9300 constructor_incremental.
9301 (pop_init_level): Likewise.
9302 (push_init_level): Likewise. If implicit and the subobject had some
9303 value set already, preinitialize the level with it.
9304 Warn about missing braces only if not pushing due to designators.
9305 (set_designator, push_range_stack): New functions.
9306 (set_init_label): Use them.
9307 (set_init_index): Likewise. Remove constructor_range_end.
9308 Error if designator index is outside of array bounds.
9309 (add_pending_init): Compare values of purpose index trees, not the
9310 trees themselves. Allow overwriting of already initialized element.
9311 Issue a warning if it had side-effects.
9312 (set_nonincremental_init, set_nonincremental_init_from_string): New
9314 (pending_init_member): Rename to...
9315 (find_init_member): ...this function. Call set_nonincremental_init
9316 if necessary. Compare values of purpose index trees, not the trees
9317 themselves. Return the actual value, not just non-zero if something
9319 (output_init_element): Remove checks for duplicates.
9320 If field has zero size, only check the initializer for correctness.
9321 Call set_nonincremental_init if necessary. Push RECORD/ARRAY into AVL
9322 if constructor_incremental is zero. Change error about initializers
9323 not computable at load time into pedwarn.
9324 (output_pending_init_elements): Compare bit positions, not
9325 FIELD_DECLs to take into account zero-sized fields.
9326 (process_init_element): Use constructor_range_stack to fill all
9327 ranges in the designator lists from current level up.
9328 * extend.texi: Update documentation for labeled elements.
9330 2001-01-12 Alexandre Oliva <aoliva@redhat.com>
9332 * calls.c (emit_library_call_value_1): Add USEs and CLOBBERs
9333 to function usage for arguments passed by reference. Optimize
9334 callee-copied arguments.
9335 * regmove.c (replace_in_call_usage): New function.
9336 (fixup_match_1): Call it.
9337 * cse.c (cse_insn): Canonicalize registers in function usage.
9338 * reload1.c (replace_pseudos_in_call_usage): New function.
9341 * Makefile.in: Reverted yesterday's wrong patch. Installed the
9344 2001-01-12 Jakub Jelinek <jakub@redhat.com>
9346 * config/alpha/alpha.c (alpha_expand_block_move): GET_MODE of tmp,
9349 2001-01-12 DJ Delorie <dj@redhat.com>
9351 * Makefile.in (bootstrap): rename stages to be mnemonic. Add
9352 restageN, unstageN, bubblestrap, quickstrap, and cleanstrap
9355 2001-01-12 Joseph S. Myers <jsm28@cam.ac.uk>
9357 * cpp.texi, extend.texi, gcc.texi, install.texi, invoke.texi,
9358 tm.texi: Consistently refer to ISO C instead of ANSI C. Refer to
9359 -std options alongside references to -ansi. Update some
9360 documentation for C99.
9361 * cpp.1: Regenerate.
9363 2001-01-12 Andreas Jaeger <aj@suse.de>
9365 * haifa-sched.c (restore_line_notes): Remove argument block B
9367 * sched-ebb.c (schedule_ebb): Change caller.
9368 * sched-rgn.c (schedule_region): Likewise.
9369 * sched-int.h (restore_line_notes): Adjust prototype.
9371 * loop.h: Remove wrong declaration of doloop_condition_get.
9373 2001-01-12 Phil Edwards <pme@sources.redhat.com>
9375 * extend.texi: Move C++-extension-related node from the C section
9376 into the C++ section.
9378 2001-01-12 Joseph S. Myers <jsm28@cam.ac.uk>
9380 * extend.texi: Refer to an array of pointers to functions instead
9381 of one of functions.
9383 Fri Jan 12 12:08:12 MET 2001 Andreas Jaeger <aj@suse.de>
9384 Jan Hubicka <jh@suse.cz>
9386 * combine.c (reversed_comparison): Fix typo in last patch.
9388 (combine_reversed_comparison_code): Make static to follow
9389 prototype declaration.
9391 2001-01-12 Phil Edwards <pme@sources.redhat.com>
9393 * install.texi: Remove misplaced duplicate entry.
9395 2001-01-11 Ulrich Drepper <drepper@redhat.com>
9397 * config/float-i386.h: Define FLT_EVAL_METHOD and DECIMAL_DIG for C99.
9399 Thu Jan 11 17:06:30 EST 2001 John Wehle (john@feith.com)
9401 * final.c: (leaf_function_p): Fix typo.
9403 2001-01-11 Zack Weinberg <zack@wolery.stanford.edu>
9405 * aclocal.m4 (AC_FUNC_MMAP_ANYWHERE): Completely rewritten.
9406 Now defines HAVE_MMAP_DEV_ZERO and/or HAVE_MMAP_ANON depending
9408 (AC_FUNC_MMAP_FILE): Don't AC_REQUIRE AC_FUNC_MMAP_ANYWHERE.
9409 * configure.in: Set GGC to ggc-page if any of mmap_dev_zero,
9410 mmap_anon, and valloc is available.
9411 * ggc-page.c: Restructure ifdef logic to match new autoconf
9412 spec. Don't throw away the test page in init_ggc.
9414 * configure, config.in: Regenerate.
9416 2001-01-12 Michael Hayes <mhayes@redhat.com>
9418 * loop.h (total_biv_increment): Constify iv_class pointer.
9419 (struct induction): Replace `mem_mode' with `mem' rtx.
9420 * unroll.c (total_biv_increment): Constify iv_class pointer.
9421 * loop.c (loop_giv_reduce_benefit): Derive mem mode from mem rtx.
9422 (find_mem_givs, combine_givs_p): Likewise.
9423 (debug_ivs, debug_iv_class, loop_ivs_dump, loop_iv_class_dump): New.
9425 2001-01-10 Thomas Pfaff <tpfaff@gmx.net>
9427 * gthr-win32.h (__gthread_objc_thread_get_data): Save and restore Win32
9429 (__gthread_getspecific): Ditto.
9431 Fri Jan 12 00:04:00 MET 2001 Jan Hubicka <jh@suse.cz>
9433 * i386.c (ix86_comparison_operator, fcmov_comparison_operator,
9434 put_condition_code): Convert fp comparison codes to integer
9436 (ix86_expand_fp_compare): Postnote the fp comparison code converison
9439 * i386.c (unsigned_comparison, no_comparison_operator): Kill.
9440 * i386-protos.h (no_comparison_operator): Kill.
9442 * i386.c (ix86_expand_fp_compare): Fix ordered/unordered confussion.
9444 * combine.c (REVERSIBLE_CC_MODE): Remove.
9445 (reversible_comparison_p): Remove.
9446 (combine_reversed_comparison_code): New.
9447 (reversed_comparison): New.
9448 (combine_simplify_rtx): Use
9449 combine_reversed_comparison_code/reversed_comparison instead
9450 of reversible_comparison_p.
9451 (simplify_if_then_else): Likewise.
9452 (simplify_set): Likewise.
9453 (simplify_logical): Likewise.
9454 (if_then_else_cond): Likewise.
9455 (known_cond): Likewise.
9456 (simplify_comparison): Likewise.
9458 2001-01-11 Alan Lehotsky <lehotsky@tiac.net>
9460 * builtins.c (std_expand_builtin_va_start): Handle varargs when
9461 sizeof (int) is larger than sizeof(__word__).
9463 2001-01-11 Neil Booth <neil@daikokuya.demon.co.uk>
9465 * cppinit.c (do_includes): Fix typo.
9467 2001-01-11 Stephane Carrez <Stephane.Carrez@worldnet.fr>
9469 * config/m68hc11/m68hc11.md (cmphi_1): Make sure reloading
9470 in S_REGS does not occur because not all sources are possible
9471 when a S_REGS is a destination (sometimes needs a clobber).
9472 (movqi_const0, zero_extendhisi2, zero_extendqisi2): Likewise.
9473 (zero_extendhidi2, extendqisi2, extendqihi2, extendhisi2): Likewise.
9474 (anddi3, iordi3, xordi3, negqi2, one_cmplhi2, one_cmplqi2: Likewise.
9475 (ashldi3_const32, ashldi3_const1, ashlsi3_const16): Likewise.
9476 (ashlsi3_const1, ashlhi3_2, ashlqi3_const1, ashrhi3): Likewise.
9477 (ashrqi3_const1, lshrdi3_const32, lshrdi3_const63): Likewise.
9478 (lshrdi_const1, lshrsi3_const16): Likewise.
9479 (*addhi3, lshrsi3_const1, lshrqi3_const1): Likewise.
9480 (*movhi_68hc12, *movqi_68hc12): Likewise.
9481 (movstrictqi): Make sure reloading in D_REGS as a destination
9484 2001-01-11 Neil Booth <neil@daikokuya.demon.co.uk>
9486 * cppspec.c (DEFAULT_WORD_SWITCH_TAKES_ARG): Add -MQ.
9488 2001-01-11 Neil Booth <neil@daikokuya.demon.co.uk>
9490 * cppinit.c (cpp_start_read): If -fpreprocessed, ignore
9491 -D, -U and -A, and don't initialize the builtins.
9492 (do_includes): Error if -include or -imacros with -fpreprocessed.
9493 * cppmain.c (cb_define, cb_undef): Unconditionally process
9495 * tradcpp.c (main): Fix typo.
9497 2000-01-11 Mark Elbrecht <snowball3@bigfoot.com>
9499 * cppfiles.c (cpp_included, find_include_file, _cpp_execute_include)
9500 (read_name_map): Use IS_ABSOLUTE_PATH.
9501 * tradcpp.c (get_filename): Likewise.
9503 2001-01-11 Stephane Carrez <Stephane.Carrez@worldnet.fr>
9505 * config/m68hc11/m68hc11.md (*adcq, *subcq): Fix operand numbers.
9506 (*ashlsi3_const16_zexthi, *ashlsi3_const1): Likewise.
9507 (*lshrsi3_const, *lshrsi3_const1, *lshrsi3_const16): Likewise.
9508 (*ashrsi3, *ashrsi3_const, *ashlsi3, *ashlsi3_const): Likewise.
9509 (*ashlsi3_const1, *lshrsi3, *ashlsi3_const16): Likewise.
9510 (cmphi_z_used): Don't use '@' for the output.
9511 (tstqi_z_used): Likewise.
9512 (cmpqi_z_used): Likewise.
9513 (one_cmplsi2): Likewise.
9515 2001-01-11 Alexandre Oliva <aoliva@redhat.com>
9517 * config/sh/sh.c (barrier_align): Recognize branch around far
9518 branch and redundant insn.
9520 2001-01-11 Neil Booth <neil@daikokuya.demon.co.uk>
9522 * invoke.texi: Restore documentation of the drivers' switches -MD
9525 2001-01-11 Alexandre Oliva <aoliva@redhat.com>
9527 * config/sh/sh.h (LABEL_ALIGN): Use UNSPECV_ALIGN instead of 1.
9529 * Makefile.in (check-gcc//%, check-g++//%, check-g77//%,
9530 check-objc//%): Support parallel testing of multilibs.
9531 (TESTSUITEDIR): Set to testsuite by default, but override for
9533 (check-gcc, check-g++, check-g77, check-objc): Enter
9536 2001-01-11 Bernd Schmidt <bernds@redhat.com>
9538 * alias.c (throughout): Use REGNO, rather than ORIGINAL_REGNO.
9539 * sched-deps.c (deps_may_trap_p): Likewise.
9540 * basic-block.h: Remove a comment.
9541 * flow.c (PROP_POSTRELOAD): Remove.
9542 (update_life_info): Don't add it to prop_flags.
9543 (mark_set_1): Lose the code that was enabled by it.
9545 2001-01-11 Michael Hayes <mhayes@redhat.com>
9547 * flow.c (flow_call_edges_add): New.
9548 * basic_block.h (flow_call_edges_add): New.
9550 2001-01-11 J"orn Rennecke <amylaar@redhat.com>
9552 * reload1.c (move2add_note_store): Update reg_set_luid even if
9553 base reg remains the same.
9555 2001-01-10 Nick Clifton <nickc@redhat.com>
9557 * config/d30v/d30v.c (d30v_init_machine_status): Initialise
9558 machine_function structure to zero.
9559 Add prototypes for machine_status functions.
9561 2001-01-10 Mark Mitchell <mark@codesourcery.com>
9563 * c-common.h (CTI_VOID_LIST): Remove.
9564 (void_list_node): Likewise.
9565 * tree.h (TI_VOID_LIST_NODE): New enumeral.
9566 (void_list_node): New macro.
9567 * config/arm/arm.c (arm_init_builtins): Use void_list_node.
9568 * config/i386/i386.c (ix86_init_builtins): Likewise.
9569 * config/ia64a/ia64.c (ia64_init_builtins): Likewise.
9571 2001-01-10 Neil Booth <neil@daikokuya.demon.co.uk>
9573 * Makefile.in (tradcpp0): Depend on mkdeps.h. Link mkdeps.o
9574 * cppinit.c (cpp_start_read): Update comment, remove unneeded
9576 * tradcpp.c: Include mkdeps.h.
9577 (deps, print_deps_phony_targets, deps_append, output_deps,
9578 init_dependency_output, output_deps): New.
9579 (deps_buffer, deps_allocated_size, deps_size, deps_column,
9580 deps_output): Delete.
9581 (print_deps_missing_files): Rename deps_missing_files.
9582 (inhibit_output): Make global.
9583 (main): Delete inhibit_output, deps_stream, deps_target.
9584 Use mkdeps functionality in the same way as cpplib. Remove
9585 -g3 handling. Handle -MF, -MP, -MQ, -MT. Update handling of
9586 -M and -MM. Remove old handling of deps via deps_out, and
9587 old reading of environment variables.
9588 (get_filename): Update to use deps_add_dep.
9590 2001-01-10 Mark Mitchell <mark@codesourcery.com>
9592 * output.h (make_function_rtl): Remove prototype.
9593 (make_decl_rtl): Likewise.
9594 * varasm.c (make_function_rtl): Remove.
9595 (make_decl_rtl): Determine top-levelness from DECL_CONTEXT, rather
9596 than from a third parameter.
9597 * tree.h (make_decl_rtl): Remove last parameter.
9598 * c-decl.c (builtin_function): Remove last argument in call to
9599 make_decl_rtl; use make_function_rtl instead of make_decl_rtl.
9600 (start_function): Likewise.
9601 * except.c (call_get_eh_context): Likewise.
9602 * expr.c (emit_block_move): Likewise.
9603 (clear_storage): Likewise.
9604 * profile.c (output_func_start_profiler): Likewise.
9605 * toplev.c (rest_of_decl_compilation): Likewise.
9606 * objc/objc-act.c (create_builtin_decl): Likewise.
9607 (synth_module_prologue): Likewise.
9608 (generate_static_reference): Likewise.
9609 (build_selector_reference_decl): Likewise.
9610 (build_class_reference_decl): Likewise.
9611 (build_objc_string_decl): Likewise.
9612 (build_protocol_reference): Likewise.
9614 2001-01-10 Richard Henderson <rth@redhat.com>
9616 * hwint.h: Revert yesterday's change.
9618 2001-01-10 Nick Clifton <nickc@redhat.com>
9620 * function.h (save_machine_status): Delete.
9621 (restore_machine_status): Delete.
9622 Amend comment describing {init|mark|free}_machine_status.
9624 * function.c (save_machine_status): Delete.
9625 (restore_machine_status): Delete.
9626 Amend comment describing {init|mark|free}_machine_status.
9627 (push_function_context_to): Remove invocation of
9628 save_machine_status.
9629 (pop_function_context_from): Remove invocation of
9630 restore_machine_status.
9632 * emit-rtl.c (init_emit_once): Amend comment describing
9633 {init|mark|free}_machine_status.
9635 * tm.texi (Per-Function Data): New node. Describe the
9636 INIT_EXPANDERS macro and the {init|mark|free}_machine_status
9639 2001-01-10 Neil Booth <neil@daikokuya.demon.co.uk>
9641 * cppinit.c (OPT_g): Remove.
9642 (cpp_handle_option): Update for removed -g3.
9643 (print_help): Update.
9644 * cpplib.h (struct cpp_options): Remove debug_output.
9645 * cppmain.c (setup_callbacks, cb_define): Update.
9646 * gcc.c (cpp_options): Translate -g3 to -dD.
9648 2001-01-10 Aldy Hernandez <aldyh@redhat.com>
9650 * config/i960/i960.md: Change modifier to + on the zero_extract
9651 pattern after the (rotate -2 reg) canonicalization pattern.
9653 2001-01-10 Richard Henderson <rth@redhat.com>
9655 * config/alpha/alpha.c (alpha_free_machine_status): New.
9656 (override_options): Install it.
9657 (alpha_mark_machine_status): Verify machine non-null.
9658 * config/i386/i386.c (ix86_free_machine_status): New.
9659 (override_options): Install it.
9660 (ix86_init_machine_status): Use xcalloc.
9661 (ix86_mark_machine_status): Verify machine non-null.
9662 * config/ia64/ia64.c (ia64_free_machine_status): New.
9663 (ia64_override_options): Install it.
9664 (ia64_mark_machine_status): Verify machine non-null.
9666 Wed Jan 10 11:34:39 2001 Jeffrey A Law (law@cygnus.com)
9668 * function.c (instantiate_virtual_regs): Instantiate virtual
9669 registers found in CALL_INSN_FUNCTION_USAGE.
9671 2001-01-10 Joseph S. Myers <jsm28@cam.ac.uk>
9673 * i386.h (CPP_CPU_SPEC): Allow for -std=c* and -std=i* as
9674 equivalent to -ansi in disabling -Di386.
9676 Wed Jan 10 16:38:31 MET 2001 Jan Hubicka <jh@suse.cz>
9678 * i386.c (ix86_fp_compare_code_to_integer, ix86_fp_comparison_codes):
9680 (ix86_expand_fp_compare): Make trivial use of new infrastructure.
9682 2001-01-10 Richard Earnshaw <rearnsha@arm.com>
9684 * arm.c (arm_init_builtins): Temporarily disable xscale builtins.
9686 2001-01-10 Joseph S. Myers <jsm28@cam.ac.uk>
9688 * invoke.texi: Document that -fcond-mismatch isn't supported for
9691 2001-01-10 Joseph S. Myers <jsm28@cam.ac.uk>
9693 * gcc.texi: Define macro gcctabopt.
9694 * invoke.texi: Add manpage sections BUGS and AUTHOR. Use
9695 @command, @env and @option in some places where appropriate. Use
9696 @gcctabopt where appropriate. Put URLs and email addresses inside
9699 2001-01-10 Nathan Sidwell <nathan@codesourcery.com>
9701 * gcc.c (cpp_options): Set MD file name from output
9702 filename, if specified.
9703 (suffix_subst): New static variable.
9704 (do_spec): Clear it.
9705 (do_spec_1, case '.'): Handle new `%.suffix' spec.
9707 (give_switch): Handle suffix_subst.
9709 2001-01-10 Phil Edwards <pme@sources.redhat.com>
9711 * invoke.texi: Fix another typo.
9713 2001-01-10 Phil Edwards <pme@sources.redhat.com>
9715 * invoke.texi: Fix typo.
9717 2001-01-10 Neil Booth <neil@daikokuya.demon.co.uk>
9719 * c-lang.c (lang_hooks): Update.
9720 (lang_decode_option): Remove.
9721 (lang_init_options): Rename c_init_options.
9722 * toplev.c (main): Use lang_hooks for lang_init_options
9723 and lang_decode_option.
9724 * toplev.h (lang_hooks): Add 2 new hooks.
9725 * tree.h: Remove lang_init_options and lang_decode_option.
9726 * cp/cp-tree.h (lang_decode_option): Rename cxx_decode_option.
9727 * cp/decl2.c: Similarly.
9728 * cp/lex.c (lang_init_options): Rename cxx_init_options.
9729 (lang_hooks): Update.
9730 * f/com.c (f_init, f_finish): Rename ffe_init, ffe_finish
9732 (lang_init_options): Rename ffe_init_options.
9733 (lang_hooks): Update.
9734 (lang_decode_option): Remove.
9735 * java/lang.c (lang_init_options): Rename java_init_options.
9736 (lang_decode_option): Rename java_decode_option.
9737 (lang_hooks): Update.
9738 * objc/objc-act.c (lang_init_options): Rename objc_init_options.
9739 (lang_decode_option): Rename objc_decode_option.
9740 (lang_hooks): Update.
9742 2001-01-09 Nick Clifton <nickc@redhat.com>
9744 * config/d30v/d30v.c (d30v_eh_epilogue_sp_ofs): Delete.
9745 (d30v_return_addr_rtx): Delete.
9746 (d30v_expand_epilogue): Use eh_epilogue_sp_ofs field in the
9747 cfun->machine structure.
9748 (struct machine_function): Move to d30v.h
9749 (d30v_save_machine_status): Delete.
9750 (d30v_restore_machine_status): Delete.
9751 (d30v_init_machine_status): New Function.
9752 (d30v_mark_machine_status): New Function.
9753 (d30v_free_machine_status): New Function.
9754 (d30v_init_expanders): Use new functions.
9755 (d30v_return_addr): Use ra_rtx field in cfun->machine.
9756 (d30v_add_gc_roots): Remove d30v_eh_epilogue_sp_ofs and
9757 d30v_return_addr_rtx.
9759 * config/d30v/d30v.h (struct_machine): Move here.
9760 Add eh_epilogue_sp_ofs field.
9762 *config/d30v/d30v.md (epilogue): Initialise eh_epilogue_sp_ofs
9763 field in cfun->machine structure.
9765 Tue Jan 9 21:34:57 2001 John David Anglin <dave@hiauly1.hia.nrc.ca>
9767 * pa32-regs.h (CONDITIONAL_REGISTER_USAGE): When generating pic code,
9768 PIC_OFFSET_TABLE_REGNUM_SAVED is a call_used register.
9769 * pa64-regs.h (CONDITIONAL_REGISTER_USAGE): Likewise.
9771 Tue Jan 9 21:25:19 2001 Jeffrey A Law (law@cygnus.com)
9773 * objc/lang-options.h: Remove bogus reference to
9776 2001-01-09 Kazu Hirata <kazu@hxi.com>
9778 * config/h8300/h8300.c (get_shift_alg): Use a struct shift_info to
9781 2001-01-09 Alan Lehotsky <lehotsky@tiac.net>
9783 * reload.c (find_reloads_address): Check for eliminable registers
9784 when substituting a constant expression for a pseudo.
9786 2001-01-09 Joseph S. Myers <jsm28@cam.ac.uk>
9788 * c-common.c (enum format_type): Add format_type_error.
9789 (decode_format_type): New function.
9790 (decl_attributes): Use it.
9791 (format_kind_info): Adjust comment.
9793 2001-01-09 David O'Brien <obrien@BSDi.com>
9795 * config.gcc (*-*-gnu*, i[34567]86-*-elf*, i[34567]86-*-linux*libc1,
9796 i[34567]86-*-linux*, i[34567]86-*-moss*): Specify needed platform specific
9798 * config/i386/gnu.h: Don't include required platform specific .h files,
9799 tm.h will do it instead.
9800 * config/i386/i386elf.h: Likewise.
9801 * config/i386/linux.h: Likewise.
9802 * config/i386/moss.h: Likewise.
9803 * config/mips/gnu.h: Likewise.
9805 2001-01-09 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
9807 * config.gcc (powerpc-*-beos*): Include ${tm_file} and rs6000/aix.h.
9808 (rs6000-ibm-aix3.[01]*): Likewise.
9809 (rs6000-ibm-aix3.2.[456789]*, powerpc-ibm-aix3.2.[456789]*): Likewise.
9810 (rs6000-ibm-aix4.[12]*, powerpc-ibm-aix4.[12]*): Likewise.
9811 (rs6000-ibm-aix4.[3456789]*, powerpc-ibm-aix4.[3456789]*): Likewise.
9812 (rs6000-ibm-aix[56789].*, powerpc-ibm-aix[56789].*): Likewise.
9813 (powerpc-*-sysv*): Include {tm_file}. svr4.h and rs6000/sysv4.h.
9814 (powerpc-*-eabiaix*): Likewise.
9815 (powerpc-*-eabisim*): Likewise.
9816 (powerpc-*-elf*): Likewise.
9817 (powerpc-*-eabi*): Likewise.
9818 (powerpc-*-rtems*): Likewise.
9819 (powerpc-*-linux*libc1): Likewise.
9820 (powerpc-*-linux*): Likewise.
9821 (powerpc-wrs-vxworks*): Likewise.
9822 (powerpcle-wrs-vxworks*): Likewise.
9823 (powerpcle-*-sysv*): Likewise.
9824 (powerpcle-*-elf*): Likewise.
9825 (powerpcle-*-eabisim*): Likewise.
9826 (powerpcle-*-eabi*): Likewise.
9827 (powerpcle-*-solaris2*): Likewise.
9828 * config/rs6000/aix31.h: Delete includes.
9829 * config/rs6000/aix3newas.h: Likewise.
9830 * config/rs6000/aix41.h: Likewise.
9831 * config/rs6000/aix43.h: Likewise.
9832 * config/rs6000/beos.h: Likewise.
9833 * config/rs6000/rtems.h: Likewise.
9834 * config/rs6000/sysv4.h: Likewise.
9836 2001-01-09 Kazu Hirata <kazu@hxi.com>
9838 * config/h8300/h8300.c (get_shift_alg): Remove an argument cpu.
9839 Change an argument mode of machine_mode to shift_mode of
9840 shift_mode. Remove an extra error check.
9841 (emit_a_shift): Adopt to the new calling prototype of
9843 (function_prologue): Fix code for a monitor
9844 function. Support H8/S.
9845 (function_epilogue): Do not output pop for a monitor function.
9847 2001-01-09 Nick Clifton <nickc@redhat.com>
9849 * config/rs6000/rs6000.c (rs6000_sysv_varargs_p): Delete.
9850 (setup_incoming_varargs): Use sysv_varargs_p field of the
9851 cfun->machine structure.
9852 (struct machine_function): Move to rs6000.h
9853 (rs6000_save_machine_status): Delete.
9854 (rs6000_restore_machine_status): Delete.
9855 (rs6000_init_machine_status): New Function.
9856 (rs6000_free_machine_status): New Function.
9857 (rs6000_init_expanders): Use new functions.
9859 * config/rs6000/rs6000.h (rs6000_sysv_varargs_p): Delete
9861 (struct machine_function): Move here.
9863 * config/rs6000/sysv4.h (RS6000_VARARGS_AREA): Use
9864 sysv_varargs_p field of the cfun->machine structure.
9866 * config/rs6000/rs6000-protos.h (rs6000_save_machine_status):
9868 (rs6000_restore_machine_status): Remove prototype.
9870 2001-01-09 Richard Henderson <rth@redhat.com>
9872 * sched-int.h (struct deps): Add max_reg, reg_last_in_use; merge
9873 reg_last_uses, reg_last_sets, reg_last_clobbers into struct deps_reg.
9874 * sched-deps.c (sched_analyze_1): Update uses of struct deps.
9875 (sched_analyze_2, sched_analyze_insn): Likewise.
9876 (sched_analyze, init_deps): Likewise.
9877 (free_deps): Likewise. Iterate with EXECUTE_IF_SET_IN_REG_SET.
9878 * sched-rgn.c (propagate_deps): Likewise. Remove max_reg argument.
9879 (compute_block_backward_dependences): Update propagate_deps call.
9881 2001-01-09 Mark Elbrecht <snowball3@bigfoot.com>
9883 * gcc.c (process_command): Set switches[n_switches].ordering to 0.
9885 2001-01-09 Neil Booth <neil@daikokuya.demon.co.uk>
9887 * cppinit.c (OPT_MD, OPT_MMD): Restore.
9888 (cpp_handle_option): Handle them.
9889 (cpp_post_options): Ensure one of -M or -MM is specified with
9890 any other -M? option.
9891 (init_dependency_output): Suppress output with -MG.
9893 2001-01-09 Neil Booth <neil@daikokuya.demon.co.uk>
9896 * invoke.texi: Update.
9898 2001-01-09 Bernd Schmidt <bernds@redhat.com>
9900 * sh.md (reload_outsf): Generate recognizable patterns for
9903 2001-01-09 Neil Booth <neil@daikokuya.demon.co.uk>
9905 * c-lang.c (lang_hooks): Update.
9906 (lang_init): Rename c_init.
9907 (lang_finish): Remove.
9908 * toplev.c (compile_file): Use lang_hooks for lang_init ()
9910 * toplev.h (lang_hooks): Add init () and finish ().
9911 * tree.h (lang_init, lang_finish): Remove.
9912 * cp/tree.h (lang_init, lang_finish): Remove.
9913 * cp/decl2.c (cxx_post_options, lang_hooks): Move to cp/lex.c.
9914 * cp/lex.c (cxx_init, cxx_finish, cxx_post_options,
9916 (lang_init, lang_finish): Remove.
9917 * f/com.c (lang_init, lang_finish): Rename f_init, f_finish.
9918 (lang_hooks): Update.
9919 * java/lang.c (lang_init): Rename java_init.
9920 (lang_finish): Remove.
9921 (lang_hooks): Update.
9922 * objc/objc-act.c (lang_init): Rename objc_init.
9923 (lang_finish): Remove.
9924 (lang_hoooks): Update.
9926 20001-01-09 Graham Stott <grahams@redhat.com>
9928 * cppfiles.c (_cpp_execute_include): Move `len` initialisation
9929 after `ptr` is initialised.
9931 2001-01-09 Alexandre Oliva <aoliva@redhat.com>
9933 * config/sh/sh.h (STATIC_CHAIN_REGNUM): Change from r13 to r3.
9934 (INITIALIZE_TRAMPOLINE): Adjust accordingly.
9935 * config/sh/sh.c (sh_expand_prologue): Use r1 as temporary for
9936 stack adjusts, instead of r3.
9938 2001-01-09 Michael Hayes <mhayes@redhat.com>
9940 * flow.c (flow_loop_scan): Break out of ...
9941 (flow_loops_find) ... here.
9942 * basic-block.h (flow_loop_scan): New.
9943 (LOOP_ENTRY_EDGES, LOOP_EXIT_EDGES): Add.
9944 (LOOP_EDGES, LOOP_EXITS_DOMS, LOOP_ALL): Redefine.
9946 2001-01-09 Alexandre Oliva <aoliva@redhat.com>
9948 * cppinit.c (cpp_cleanup): NULLify macro_buffer and zero
9950 * cppmacro.c (cpp_macro_definition): Reset macro_buffer_len when
9951 realloc()ing macro_buffer.
9953 * hwint.h (HOST_BITS_PER_WIDE_INT, HOST_WIDE_INT): Use long long
9954 if it's wider than long and the target's long is wider than the
9957 2001-01-09 Mark Mitchell <mark@codesourcery.com>
9959 Remove support for using UWIN as a host machine.
9960 * configure.in: Issue an error message.
9961 * configure: Regenerated.
9962 * config.gcc: Remove xm_* UWIN configury.
9963 * config/i386/xm-uwin.h: Remove.
9965 2001-01-08 Nick Clifton <nickc@redhat.com>
9967 * config/v850/v850.c (ra_rtx): Delete.
9968 (v850_save_machine_status): Delete.
9969 (v850_restore_machine_status): Delete.
9970 (v850_init_machine_status): New function.
9971 (v850_mark_machine_status): New function.
9972 (v850_free_machine_status): New function.
9973 (v850_return_addr): Use ra_rtx field in machine structure.
9974 (v850_init_expanders): Use new functions.
9976 * config/v850/v850-protos.h: Fix prototypes for v850_output_*
9977 * config/v850/v850.c: Change arguments to v850_output+* functions
9978 to take a const char *, to avoid compile time warning.
9979 * config/v850/v850.h (ASM_OUTPUT_LABELREF): Undefine, not needed.
9980 (USER_LABEL_PREFIX): Redefine.
9982 2000-01-08 Jim Wilson <wilson@redhat.com>
9984 * sched-rgn.c (BITSET_ADD, BITSET_REMOVE, bitset_member): Cast
9985 1 to unsigned HOST_WIDE_INT before left shift.
9987 2001-01-08 Nick Clifton <nickc@redhat.com>
9989 * config/arm/arm.c (arm_mark_machine_status): Check to see if
9990 the machine structure has been allocated.
9991 (arm_free_machine_status): New function: Free the machine
9992 specific function structure.
9994 2001-01-08 Richard Henderson <rth@redhat.com>
9996 * jump.c (simplejump_p): Revert last change.
9998 2001-01-08 Neil Booth <neil@daikokuya.demon.co.uk>
10000 * cppinit.c (init): Rename init_library.
10001 (cpp_create_reader): Update.
10002 * gcc.c (cpp_options): If -o given, use it as the target of
10005 2001-01-08 Richard Earnshaw <rearnsha@arm.com>
10007 * arm.c (arm_arch5e): New variable.
10008 (all_cores): XScale is a 5TE device.
10009 (arm_override_options): Set arm_arch5e.
10010 (arm_init_builtins): __builtin_prefetch is in arch5e.
10011 * arm.h (arm_arch5e): Declare it.
10013 * arm.h (PREDICATE_CODES): Add arm_hard_register_operand.
10015 * arm.md (define_constants): Add defines for UNSPEC and
10016 UNSPEC_VOLATILE insns. Update all users.
10017 (define_constants): Add constants for IP_REGNUM, SP_REGNUM, PC_REGNUM.
10018 * arm.c (multi_register_push, note_invalid_constants)
10019 (emit_multi_reg_push, emit_sfm, expand_prologue): Use constants.
10020 * arm.h (SP_REGNUM, IP_REGNUM, PC_REGNUM): Delete defines.
10021 (STACK_POINTER_REGNUM): Define in terms of SP_REGNUM.
10023 Mon Jan 8 16:14:56 MET 2001 Jan Hubicka <jh@suse.cz>
10025 * jump.c (jump_optimize_1): Use reversed_comparison_code
10026 instead of can_reverse_comparison_p.
10027 (jump_back_p): Likewise.
10028 (invert_exp_1): Likewise.
10029 (thread_jumps): Likewise.
10030 * simplify-rtx.c (simplify_unary_operation): Likewise.
10031 (simplify_ternary_operation): Likewise.
10032 * cse.c (find_comparison_args): Convert to use
10033 can_reverse_comparison_p.
10034 (record_jump_equiv): Likewise.
10036 2001-01-08 Richard Earnshaw <rearnsha@arm.com>
10038 * arm.h (HARD_REGNO_RENAME_OK): Delete.
10039 (EPILOGUE_USES): Define.
10040 (INITIAL_ELIMINATION_OFFSET): Current prologue code does not
10041 automatically stack the LR if it isn't live.
10043 Mon Jan 8 13:46:02 MET 2001 Jan Hubicka <jh@suse.cz>
10045 * i386.c (ix86_expand_int_movcc): Take care to reverse fp conditions
10048 Sun Jan 7 18:37:43 2001 Mark P Mitchell <mark@codesourcery.com>
10050 * ggc-page.c (max_alignment): New structure.
10051 (MAX_ALIGNMENT): New macro.
10052 (init_ggc): Use it to round up the sizes in the
10053 extra_order_size_table.
10055 2001-01-07 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
10057 * config/rs6000/rs6000.h (EPILOGUE_USES): New, mark link register
10060 2001-01-07 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10062 * builtins.def (BUILT_IN_FPRINTF): New entry.
10064 * c-common.c (c_expand_builtin_fprintf): New function.
10065 (init_function_format_info): Handle __builtin_fprintf.
10066 (c_common_nodes_and_builtins): Declare fprintf/__builtin_fprintf.
10067 (c_expand_builtin): Handle BUILT_IN_FPRINTF.
10069 * c-decl.c (duplicate_decls): Adjust comment.
10071 * extend.texi (fprintf): Document new builtin.
10073 2001-01-07 Richard Henderson <rth@redhat.com>
10075 * jump.c (simplejump_p): Recognize any single_set jump
10076 of the proper form.
10078 2001-01-07 Richard Henderson <rth@redhat.com>
10080 * configure.in (slibdir): Accept an --with-slibdir option.
10081 Use "test" not "[" in configure. Default to $(libdir).
10083 * config/t-linux (SHLIB_INSTALL): Double quote slibdir;
10085 * config/t-aix43 (SHLIB_INSTALL): Likewise.
10086 * config/alpha/t-osf4 (SHLIB_INSTALL): Likewise.
10087 (SHLIB_LINK): Create links for the soname.
10088 * config/mips/t-iris6: Likewise.
10089 * config/sparc/t-slibgcc: Likewise.
10090 * config/sparc/t-slibgcc-sld: Likewise.
10092 2001-01-07 Jakub Jelinek <jakub@redhat.com>
10094 * config/i386/i386.c (constant_call_address_operand): Accept
10095 (const (plus (symbol_ref) (const_int))).
10096 * config/i386/i386.h (PREDICATE_CODES): Add CONST for
10097 constant_call_address_operand.
10099 2001-01-08 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
10101 * libgcc2.h (W_TYPE_SIZE): Fix case where MIN_UNITS_PER_WORD == 1
10102 and LONG_LONG_TYPE_SIZE > 32.
10104 2001-01-07 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
10106 * jump.c (reversed_comparison_code_parts): Fix typo introduced by
10107 the previous change.
10109 Sun Jan 7 19:37:48 MET 2001 Jan Hubicka <jh@suse.cz>
10111 * jump.c (reversed_comparison_code_parts, reversed_comparison_code):
10113 (can_reverse_comparison_p): Rewrite to use reversed_comparison_code.
10114 (reverse_condition_maybe_unordered): Abort on unsigned comparisons.
10115 * rtl.h (reversed_comparison_code_parts, reversed_comparison_code):
10118 2001-01-07 Neil Booth <neil@daikokuya.demon.co.uk>
10120 * fix-header.c (read_scan_file): s/pfile/scan_in/.
10122 2001-01-07 Neil Booth <neil@daikokuya.demon.co.uk>
10124 * c-lang.c (c_post_options): Call cpp_post_options.
10125 * objc/objc-act.c (objc_post_options): Similarly.
10126 * cppmain.c (main): Similarly.
10127 * fix-header.c (read_scan_file): Similarly.
10128 * cppinit.c (cpp_start_read): Move option consistency checks
10129 to cpp_post_options. Don't call init_dependency_output.
10130 If needed, add default target and main file dependency.
10131 (OPT_MD, OPT_MMD): Remove.
10133 (cpp_handle_option): Update for OPT_* changes.
10134 (cpp_post_options): New.
10135 (init_dependency_output): Command line -MF overrides environment
10136 variables. Don't set default target etc. Suppress output
10137 if dependencies are going to stdout.
10138 (print_help): Update.
10139 * cpplib.h (cpp_post_options): New.
10140 * gcc.c (cpp_options): Update for -MD, -MMD, -MF.
10142 Sun Jan 7 14:44:19 MET 2001 Jan Hubicka <jh@suse.cz>
10144 * jump.c (comparison_dominates_p): Support unordered compares.
10146 Sun Jan 7 14:39:07 MET 2001 Jan Hubicka <jh@suse.cz>
10148 * simplify-rtx.c (simplify_relational_operation): Always simplify
10149 ORDERED and UNORDERED when FLAG_FAST_MATH. Handle properly UNLE
10152 Sun Jan 7 14:35:13 MET 2001 Jan Hubicka <jh@suse.cz>
10154 * combine.c (combine_simplify_rtx): Recognize the unordered compares.
10155 (nonzero_bits): Likewise.
10156 (simplify_comparison): Likewise.
10157 (num_sign_bit_copies): Likewise; return more sane value depending
10158 on STORE_FLAG_VALUE.
10159 (known_cond): Do not assume EQ to be always true for equivalent
10162 Sun Jan 7 14:31:57 MET 2001 Jan Hubicka <jh@suse.cz>
10164 * cse.c (fold_rtx): Handle unordered comparisons.
10166 Sun Jan 7 13:49:19 MET 2001 Jan Hubicka <jh@suse.cz>
10168 * rtlanal.c (set_of_1): New static function.
10169 (reg_set_last_1, reg_set_p_1, reg_set_reg, reg_set_flag,
10170 reg_set_last_unknown, reg_set_last_value, reg_set_last_first_regno,
10171 reg_set_last_last_regno): Remove.
10172 (set_of): New global function.
10173 (set_of_data): New structure.
10174 (reg_set_p, reg_set_last): Revamp for set_of.
10175 * rtl.h (set_of): New.
10177 2001-01-07 Joseph S. Myers <jsm28@cam.ac.uk>
10179 * c-common.c (c_common_nodes_and_builtins): Add _Exit builtin.
10180 * extend.texi: Document _Exit builtin.
10182 2001-01-07 Neil Booth <neil@daikokuya.demon.co.uk>
10184 * (initialize, initialize_builtins,
10185 initialize_dependency_output, initialize_standard_includes):
10186 Rename s/initialize/init. Update.
10187 (init_dependency_output): Move to after
10188 cpp_handle_options, the correct location temporally at least.
10189 (opt_comp): Move next to init (), its caller. Fix prototype.
10190 (init): Make "initialized" local scope.
10191 (cpp_create_reader): Always call init ().
10192 (cpp_start_read): Update.
10193 (output_deps): New function, broken out of cpp_finish.
10194 (cpp_finish): Break out output_deps.
10196 2001-01-07 Richard Henderson <rth@redhat.com>
10198 * collect2.c (COFF specific stuff): Revert 12-06 patch
10199 to prototype system functions.
10201 2001-01-07 Michael Hayes <mhayes@redhat.com>
10203 * hard-reg-set.h: Add multiple include guard.
10204 * basic-block.h (struct loop): Add `sink' field.
10205 * loop.h: Include sbitmap.h, hard-reg-set.h, and basic-block.h.
10206 (emit_iv_add_mult): Delete.
10207 (loop_iv_add_mult_hoist, loop_iv_add_mult_sink): Define.
10208 (loop_iv_add_mult_emit_before, loop_insn_sink): Define.
10209 (unroll_loop): Remove end_insert_before argument.
10210 * loop.c (loop_givs_rescan): Remove end_insert_before argument.
10211 (maybe_eliminate_biv_1): Likewise.
10212 (emit_iv_add_mult): Delete.
10213 (gen_add_mult, loop_regs_update): New.
10214 (loop_insn_emit_after, loop_insn_emit_before): New.
10215 (loop_insn_sink, loop_insn_sink_or_swim): New.
10216 (emit_iv_add_mult): Delete.
10217 (scan_loop): Set loop->sink.
10218 (loop_givs_reduce): Use loop_insn_sink and its ilk.
10219 (loop_givs_rescan, strength_reduce, check_dbra_loop): Likewise.
10220 (maybe_eliminate_biv_1): Likewise.
10221 (maybe_eliminate_biv_1): Add basic block argument.
10222 * unroll.c (unroll_loop): Remove end_insert_before argument.
10223 (find_splittable_regs): Likewise.
10224 (find_splittable_regs): Use loop_insn_sink and its ilk.
10225 (find_splittable_givs, final_biv_value, final_giv_value): Likewise.
10227 2001-01-07 Michael Hayes <mhayes@redhat.com>
10229 * loop.h (loop_insn_hoist): New prototype.
10230 * loop.c (loop_insn_hoist, loop_insn_emit_before): New.
10231 (move_movables, loop_givs_rescan): Use loop_insn_hoist.
10232 (check_dbra_loop, load_mems): Likewise.
10233 * unroll.c (unroll_loop, find_splittable_regs): Likewise.
10234 (find_splittable_givs): Likewise.
10236 2001-01-07 Michael Hayes <mhayes@redhat.com>
10238 * loop.c (emit_iv_add_mult): Use single_set to examine new insn.
10240 2001-01-07 Richard Henderson <rth@redhat.com>
10242 * sched-rgn.c (is_cfg_nonregular): Fix thinko's last change.
10244 2001-01-07 Richard Henderson <rth@redhat.com>
10246 * Makefile.in (DRIVER_DEFINES): Define ENABLE_SHARED_LIBGCC and
10247 NO_SHARED_LIBGCC_MULTILIB as required for the target.
10248 * gcc.c (init_spec): Massage the existing libgcc_spec into a
10249 variant that handles a shared libgcc.
10250 (process_command): Always validate -{static,shared}-libgcc.
10251 (do_spec_1): New 'M' case.
10252 * invoke.text (Link Options): Document -{static,shared}-libgcc.
10254 2001-01-07 Richard Henderson <rth@redhat.com>
10256 * Makefile.in (slibdir): New variable.
10257 (libgcc.mk): Pass SHLIB_INSTALL to mklibgcc.
10258 (installdirs): Create slibdir.
10259 (install-libgcc, install-multilib): Defer to libgcc.mk.
10260 * configure.in (slibdir): Substitute.
10261 * mklibgcc.in (install): New target.
10263 * config/t-linux (SHLIB_LINK): Create links for the soname.
10264 (SHLIB_INSTALL): New.
10265 * config/alpha/t-osf4 (SHLIB_INSTALL): New.
10266 * config/mips/t-iris6 (SHLIB_INSTALL): New.
10267 * config/rs6000/t-aix43 (SHLIB_INSTALL): New.
10268 * config/sparc/t-slibgcc (SHLIB_INSTALL): New.
10269 * config/sparc/t-slibgcc-sld (SHLIB_INSTALL): New.
10271 2001-01-07 Richard Henderson <rth@redhat.com>
10273 * config/rs6000/aix.h (LINK_LIBGCC_SPECIAL_1): New.
10274 * config/rs6000/rs6000.h (LIBGCC_SPEC): Remove.
10275 * config/rs6000/sysv4.h (LIBGCC_SPEC): Remove.
10277 2001-01-07 Michael Hayes <mhayes@redhat.com>
10279 * loop.c (count_loop_regs_set): Delete.
10280 (load_mems_and_recount_loop_regs_set): Delete.
10281 (loop_regs_scan): Merge common code from count_loop_regs_set,
10282 scan_loop, and load_mems_and_recount_loop_regs_set.
10283 (scan_loop): Call load_mems directly and loop_regs_scan
10284 again if new registers created.
10286 2001-01-07 Neil Booth <neil@daikokuya.demon.co.uk>
10288 * toplev.c (main): Call the front-end specific post_options
10289 hook if one is given.
10290 * toplev.h (struct_lang_hooks, lang_hooks): New.
10291 * c-lang.c (c_post_options, lang_hooks): Implement lang_hooks
10292 for the C front end.
10293 * cp/decl2.c (cxx_post_options, lang_hooks): Implement
10294 lang_hooks for the C++ front end.
10295 * objc/objc-act.c (objc_post_options, lang_hooks): Implement
10296 lang_hooks for the ObjC front end.
10297 * f/com.c (lang_hooks): Hooks for the Fortran front end.
10298 * java/lang.c (lang_hooks): Hooks for the Java front end.
10300 2001-01-07 Neil Booth <neil@daikokuya.demon.co.uk>
10302 * c-lex.c (init_c_lex): Request #define / #undef callbacks
10303 for verbose DWARF[2] debugging.
10304 (cb_define, cb_undef): The new callbacks.
10305 * toplev.h (debug_define, debug_undef): Make const correct.
10306 * toplev.c (debug_define, debug_undef): Similarly. Do not
10307 perform the verbosity tests here anymore.
10309 2001-01-07 Alexandre Oliva <aoliva@redhat.com>
10311 * reload.c (subst_reloads): Take INSN argument. When
10312 replacing a LABEL_REF in a JUMP_INSN, add a REG_LABEL note.
10313 * reload.h (subst_reloads): Adjust prototype.
10314 * reload1.c (reload_as_needed): Pass INSN to subst_reloads.
10315 * jump.c (mark_all_labels): Canonicalize any REG_LABEL notes
10316 present in JUMP_INSNs and copy them to JUMP_LABEL.
10317 * flow.c (find_label_refs, find_basic_blocks_1): Skip
10318 JUMP_INSNs and insns with REG_LABELs that are followed by
10319 JUMP_INSNs with the same REG_LABEL.
10320 * sched-rgn.c (is_cfg_nonregular): Likewise.
10321 * rtlanal.c (computed_jump_p): Make it false if a REG_LABEL
10323 * unroll.c (unroll_loop): Look for REG_LABEL notes in
10325 * rtl.texi (REG_LABEL): Document usage in JUMP_INSNs.
10327 2001-01-06 Richard Henderson <rth@redhat.com>
10329 * loop.c (scan_loop): Use xcalloc for the regs array.
10330 (load_mems_and_recount_loop_regs_set): Zero the new memory
10331 received from xrealloc.
10333 2001-01-06 Neil Booth <neil@daikokuya.demon.co.uk>
10335 * mkdeps.c (deps_add_dep): Fix vector re-allocation.
10337 Sat Jan 6 00:09:34 2001 J"orn Rennecke <amylaar@redhat.com>
10339 * integrate.c (copy_rtx_and_substitute): When copying
10340 an ignored return value, strip REG_FUNCTION_VALUE_P.
10342 2001-01-06 Michael Hayes <mhayes@redhat.com>
10344 * loop.c (debug_biv, debug_giv): New.
10345 (loop_biv_dump): Break out from ...
10346 (record_biv): ... here.
10347 (loop_giv_dump): Break out from ...
10348 (record_giv): ... here.
10349 (loop_bivs_check): Use print_simple_rtl.
10350 * unroll.c (loop_iterations): Use print_simple_rtl.
10352 2000-01-05 John David Anglin <dave@hiauly1.hia.nrc.ca>
10354 * pa.md (return, return_internal): Modify patterns to prevent regrename
10355 mucking with the return pointer.
10357 2001-01-05 Richard Henderson <rth@redhat.com>
10359 * dwarf2out.c (mem_loc_descriptor) [case MEM]: Revert 10-31 change.
10361 Fri Jan 5 16:34:18 2001 Nick Clifton <nickc@redhat.com>
10363 * config/v850/lib1funcs.asm: Replace __mulsi3 routine with faster
10364 version supplied by Matteo Frigo.
10366 2001-01-05 Neil Booth <neil@daikokuya.demon.co.uk>
10368 * cpp.texi: Update for -MQ.
10369 * cppinit.c (cpp_create_reader): Always create pfile->deps.
10370 (cpp_cleanup): Always free pfile->deps.
10371 (initialize_dependency_output): Don't create pfile->deps.
10372 (cpp_handle_option): Similarly.
10374 * gcc.c (cpp_options): Handle -MQ.
10375 (DEFAULT_WORD_SWITCH_TAKES_ARG): Add -MQ.
10376 * mkdeps.c (base_name): Remove.
10377 (deps_init): Don't allocate vector space until it's needed.
10378 (deps_free): Only free vectors if allocated.
10379 (deps_add_target, deps_add_dep): Update for initial allocation.
10380 (deps_add_default_target): Don't strip to the base_name.
10382 2001-01-05 DJ Delorie <dj@redhat.com>
10384 * config/v850/v850.h (RETURN_ADDR_RTX): Define.
10385 (INIT_EXPANDERS): Define.
10387 * config/v850/v850.c (struct machine_function): Define.
10388 (v850_save_machine_status): New function.
10389 (v850_restore_machine_status): New function.
10390 (v850_return_addr): New function.
10391 (v850_init_expanders): New function.
10393 * config/v850/v850-protos.h: Add prototypes for v850_return_addr
10394 and v850_init_expanders.
10396 2001-01-05 Zack Weinberg <zack@wolery.stanford.edu>
10398 * cpplib.h (struct cpp_reader): Add help_only field.
10399 * cppinit.c (COMMAND_LINE_OPTIONS): Add OPT_version.
10400 (cpp_handle_option): Set pfile->help_only if we see -h,
10401 --help, -target-help, or --version. Print version string but
10402 do not set help_only if we see -v or -version. Make text
10403 printed by -v match that printed by (-)-version.
10405 * cppmain.c (main): Exit after option parsing if
10406 pfile->help_only is true.
10408 * toplev.c (independent_decode_option): Call print_version,
10409 then exit, if we see --version (but not -version).
10410 (print_version): Split lengthy message into two lines.
10412 2001-01-05 Nick Clifton <nickc@redhat.com>
10414 * config/v850/v850.c (v850_encode_data_area): Use alloca to create
10415 temporary string for initialisation before calling ggc_alloc_string.
10417 2001-01-06 Michael Hayes <mhayes@redhat.com>
10419 * rtl.h (print_simple_rtl): New.
10420 * print-rtl.c (print_simple_rtl): New.
10421 (flag_simple): New.
10422 (print_rtx): Disable printing of flags and modes, etc.,
10423 if `flag_simple` nonzero.
10425 2001-01-05 Zack Weinberg <zack@wolery.stanford.edu>
10427 * function.c (fixup_var_refs): Use push_to_full_sequence where
10430 2001-01-05 Michael Meissner <meissner@redhat.com>
10432 * flags.h (flag_reorder_blocks): Add declaration.
10433 (flag_rename_block): Ditto.
10435 2001-01-05 DJ Delorie <dj@redhat.com>
10437 * function.c (reorder_blocks): Make sure the flags are all reset
10438 before using them to mark blocks, else a second invocation will
10439 corrupt the block chain.
10440 (reorder_blocks_0): New, resets the flags.
10442 Fri Jan 5 20:34:06 2001 J"orn Rennecke <amylaar@redhat.com>
10444 * cse.c (find_comparison_args): Stop if the argument is known to
10447 2001-01-05 Alexandre Oliva <aoliva@redhat.com>
10449 * config/sh/sh.md (movdf): When splitting load into pair of
10450 registers, don't clobber the register used in the address too
10453 2001-01-05 Jeffrey Oldham <oldham@codesourcery.com>
10455 * varasm.c (mark_constant_pool): Improve initial comments.
10456 (mark_constants): Move marking of constants to mark_constant.
10457 (mark_constant): New function to recursively mark all constants
10458 referred to by a constant.
10460 2001-01-05 Catherine Moore <clm@redhat.com>
10462 * dbxout.c ((dbxout_parms): Handle invisible ref where decl is a REG.
10464 2001-01-05 Phil Edwards <pme@sources.redhat.com>
10466 * cp/lang-options.h: Bring comment in line with reality.
10467 * f/lang-options.h: Likewise.
10468 * java/lang-options.h: Likewise.
10469 * objc/lang-options.h: Likewise.
10470 * ch/lang-options.h: Likewise.
10471 * f/g77.texi: And update the manual.
10473 2001-01-05 Marek Michalkiewicz <marekm@linux.org.pl>
10474 Denis Chertykov <denisc@overta.ru>
10476 * config/avr/avr-protos.h (avr_peep2_scratch_safe): Prototype.
10477 * config/avr/avr.c (avr_peep2_scratch_safe): New function.
10478 * config/avr/avr.md (all peepholes that request a scratch register):
10479 Call it, FAIL the peephole if not safe (in interrupt functions).
10481 2001-01-05 Mark Mitchell <mark@codesourcery.com>
10483 * ggc-page.c (NUM_EXTRA_ORDERS): Hardwire to zero for now.
10485 2001-01-05 Joseph S. Myers <jsm28@cam.ac.uk>
10487 * builtins.def (BUILT_IN_CONJ, BUILT_IN_CREAL, BUILT_IN_CIMAG):
10489 * builtins.c (expand_builtin): Abort on BUILT_IN_CONJ,
10490 BUILT_IN_CREAL and BUILT_IN_CIMAG.
10491 * c-common.c (c_common_nodes_and_builtins): Create builtin conjf,
10492 conj, conjl, crealf, creal, creall, cimagf, cimag and cimagl.
10493 (expand_tree_builtin): Handle BUILT_IN_CONJ, BUILT_IN_CREAL and
10495 * extend.texi: Document these builtins.
10497 2001-01-05 Daniel Berlin <dberlin@redhat.com>
10499 * c-common.c (lang_get_alias_set): Say we know nothing of
10500 VECTOR_TYPE aliasing.
10502 * dwarf2out.c (is_base_type): Handle VECTOR_TYPE properly.
10504 2001-01-05 Bruce Korb <bkorb@gnu.org>
10506 * fixinc/mkfixinc.sh(vax-*-bsd): convert exit and atexit calls to
10507 their x* equivalent versions for atexit-less systems
10508 * fixinc/fixincl.c(main): do not return from main() on atexit-less
10509 systems (or any other system any more).
10511 2001-01-05 Richard Earnshaw <rearnsha@arm.com>
10513 * arm.md (ldmsi_postinc): Avoid use of match_dup between input and
10514 output operands. Use arm_hard_register_operand for operand 4.
10515 (stmsi_postinc): Similarly.
10516 (ldmsi): Use arm_hard_register_operand for opernand 2.
10517 (stmsi): Similarly.
10518 * arm.c (arm_hard_register_operand): New function.
10519 * arm-protos.h (arm_hard_register_operand): Prototype it.
10521 * arm.h (HARD_REGNO_RENAME_OK): Define.
10523 Fri Jan 5 16:29:49 MET 2001 Jan Hubicka <jh@suse.cz>
10525 * simplify-rtx.c (cfc_args): add "unordered" field.
10526 (check_fold_consts): Set unordered field.
10527 (simplify_relational_operation): Simplify the unordered
10530 * reg-stack.c (swap_rtx_condition): Ensure that the transformation
10533 * emit-rtl.c (try_split): Fix code to mark labels.
10534 * jump.c (mark_jump_label): Make global.
10535 * rtl.h (mark_jump_label): Declare.
10537 * predict.c (estimate_probability): Handle unordred comparisons.
10539 2001-01-05 Neil Booth <neil@daikokuya.demon.co.uk>
10541 * cpp.texi: Update for -MP. Clarify behaviour of -MT.
10542 * cppinit.c (initialize_dependency_output): Update.
10543 (cpp_finish): Output dummy targets for -MP.
10545 (cpp_handle_option): Handle -MP. Don't quote -MT options.
10546 * cpplib.h (struct cpp_options): Add deps_phony_targets.
10547 * gcc.c (cpp_options): Update to handle -MP.
10548 * mkdeps.c (deps_add_target, deps_add_default_target): Update
10549 to quote only the default target.
10550 (deps_phony_targets): Insert a preceding newline. Rename from
10551 deps_dummy_targets for consistency.
10554 2001-01-05 Alexandre Oliva <aoliva@redhat.com>
10556 * calls.c (emit_library_call_value_1): Support
10557 INIT_CUMULATIVE_LIBCALL_ARGS.
10558 * tm.texi (INIT_CUMULATIVE_LIBCALL_ARGS): Document it.
10560 2001-01-04 Richard Henderson <rth@redhat.com>
10562 * c-decl.c (finish_struct): Detect flexible array members
10563 used in an inappropriate context.
10564 * c-typeck.c (really_start_incremental_init): Special case
10565 constructor_max_index for zero length arrays.
10566 (pop_init_level): Allow initialization of flexible array
10567 members. Deprecate initialization of zero length arrays.
10568 Don't issue missing initializer warning for flexible array
10569 members or zero length arrays.
10570 (process_init_element): Don't dereference null DECL_SIZE.
10571 * varasm.c (array_size_for_constructor): Return a HOST_WIDE_INT.
10572 Don't abort for empty constructors. Use size_binop
10573 (output_constructor): Add commentary regarding zero length
10574 array futures. Abort if we try to initialize an array of
10575 unspecified length with a non-empty constructor in the middle
10578 * extend.texi (Zero Length): Update and clarify documentation
10579 on static initialization.
10581 2001-01-05 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
10583 * config/c4x/c4x.c (c4x_expand_prologue): Don't compile an ISR
10584 with more than 32767 words of local storage.
10586 2001-01-05 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
10588 * config/c4x/c4x.c (c4x_init_builtins): Remove builtin support
10589 for 'abs', 'labs', and 'fabs'.
10590 (c4x_expand_builtin): Likewise.
10591 * config/c4x/c4x.h (enum c4x_builtins): Likewise.
10593 2001-01-05 Alexandre Oliva <aoliva@redhat.com>
10595 * config/sh/sh.md (prget, prset): New insn types.
10596 (return delay slot): Dont' allow prset.
10597 (call, sfunc delay slot): Don't allow prget.
10598 (movsi_i, movsi_ie, movsi_i_lowpart): Create separate alternatives
10599 for prset and prget.
10601 2001-01-05 Michael Hayes <mhayes@redhat.com>
10603 * loop.h (struct loop_reg): New.
10604 (struct loop_regs): Change to use array of `struct loop_reg'.
10605 * loop.c: Replace assortment of varrays with single regs array.
10606 (count_one_set): Delete may_not_move array argument
10607 and use regs array instead. All caller's changed.
10608 (count_loop_regs_set): Delete may_not_move and single_usage
10609 arguments and use regs array instead. All caller's changed.
10610 (find_single_use_in_loop): Replace usage array argument with pointer
10611 to regs structure. All caller's changed.
10612 (loop_optimize): Delete `moved_once' array.
10614 2001-01-05 Michael Hayes <mhayes@redhat.com>
10616 * loop.c (prescan_loop): Set loop_info->has_nonconst_call.
10617 Use it instead of loop_info->has_call for scanning loop mems.
10618 (check_dbra_loop): Replace loop_info->has_call test with
10619 loop_info->has_nonconst_call.
10621 2000-01-04 Matthew Hiller <hiller@redhat.com>
10623 * config/sh/sh.h (EPILOGUE_USES): Recognize fpscr as epilogue-used
10626 2001-01-04 Joseph S. Myers <jsm28@cam.ac.uk>
10628 * fold-const.c (fold): When folding a CONJ_EXPR of a COMPLEX_CST,
10629 use TREE_REALPART and TREE_IMAGPART instead of TREE_OPERAND.
10631 2001-01-04 Joseph S. Myers <jsm28@cam.ac.uk>
10633 * c-common.c (SIZE_TYPE, WCHAR_TYPE): Define.
10634 (flag_short_double, flag_short_wchar): Define.
10635 (c_common_nodes_and_builtins): Create many tree nodes shared
10636 between C and C++ here instead of in cp/decl.c and ...
10637 * c-decl.c (init_decl_processing): ... here.
10638 (SIZE_TYPE, WCHAR_TYPE): Don't define.
10639 (flag_short_double, flag_short_wchar): Don't define.
10640 (record_builtin_type): New function.
10641 (build_void_list_node): New function.
10642 * c-common.h (flag_short_double, flag_short_wchar,
10643 record_builtin_type, build_void_list_node): Declare.
10645 Thu Jan 4 21:09:47 2001 J"orn Rennecke <amylaar@redhat.com>
10647 * integrate.c (expand_inline_function): Don't put a virtual
10648 register into the reg map.
10650 * function.c (fixup_var_refs_1): If force_operand didn't put
10651 the address into the target, move it there.
10653 2001-01-04 Mark Mitchell <mark@codesourcery.com>
10655 Special-case tree_decl/tree_list allocations.
10656 * ggc-page.c (OBJECT_PER_PAGE): Reimplement.
10657 (OBJECT_SIZE): New macro.
10658 (NUM_EXTRA_ORDER): Likewise.
10659 (extra_order_size_table): New variable.
10660 (NUM_ORDERS): New macro.
10661 (objects_per_page_table): New variable.
10662 (object_size_table): New variable.
10663 (G.pages): Use NUM_ORDERS to bound the array.
10664 (G.page_tails): Likewise.
10665 (DIV_ROUND_UP): Remove.
10666 (BITMAP_SIZE): Use CEIL, instead of DIV_ROUND_UP.
10667 (alloc_page): Use OBJECT_SIZE.
10668 (size_lookup): Don't make it const.
10669 (ggc_alloc): Use OBJECT_SIZE.
10670 (ggc_set_mark): Likewise.
10671 (ggc_get_size): Likewise.
10672 (init_ggc): Set up the object_size_table, objects_per_page_table,
10673 and adjust size_lookup.
10674 (ggc_recalculate_in_use_p): Use CEIL, not DIV_ROUND_UP.
10675 (ggc_pop_context): Use NUM_ORDERS.
10676 (clear_marks): Likewise.
10677 (sweep_pages): Likewise.
10678 (poison_pages): Likewise.
10679 (ggc_print_statistics): Use OBJECT_SIZE.
10681 Thu Jan 4 15:54:05 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
10683 * varasm.c (output_constructor): Use HOST_WIDE_INT for sizes.
10684 Only call array_size_for_constructor if last field and array type
10685 with no upper bound.
10687 2001-01-04 Philip Blundell <philb@gnu.org>
10689 * config/arm/arm.c (arm_gen_constant): Prefer to emit constants
10690 from bit 31 downwards, if this requires no more insns.
10691 (count_insns_for_constant): New helper function for above.
10693 2001-01-04 Alexandre Oliva <aoliva@redhat.com>
10695 * gencodes.c (output_predicate_decls): Remove empty initializer.
10697 2001-01-04 Mark Mitchell <mark@codesourcery.com>
10699 * tree.c (copy_node): Remove documentation about obstacks.
10700 (buidl1): Check that nobody tries to build 2-argument nodes this
10703 2001-01-04 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10705 * sparc.h (PREDICATE_CODES): Delete fp_sethi_p, fp_mov_p and
10708 * gencodes.c (output_predicate_decls): Fill empty initializer
10711 2001-01-04 Jakub Jelinek <jakub@redhat.com>
10713 * tradcpp.c (deps_file, print_deps_missing_files): New variables.
10714 (main): Handle -MG, -MD, -MMD. Bail out if -MG is given without -M
10716 (do_include): Handle missing headers like cpp0.
10717 * cppfiles.c (_cpp_execute_include): Don't prefix absolute header
10718 paths with first include pathname. Don't strcat to uninitialized
10721 2001-01-04 Bernd Schmidt <bernds@redhat.com>
10723 * regrename.c (regrename_optimize): Don't rename from frame pointer
10724 if frame_pointer_needed.
10725 (do_replace): Don't set ORIGINAL_REGNO to a hard register number.
10726 * config/ia64/ia64.c (emit_all_group_insn_barriers): New function.
10727 (ia64_reorg): Use it instead of scheduling if ! optimize.
10728 (errata_emit_nops): Properly call asm_noperands.
10729 (ia64_sched_reorder): Finish cycle if we see an asm.
10730 (ia64_variable_issue): Clear scheduling state after asms.
10732 2001-01-04 Neil Booth <neil@daikokuya.demon.co.uk>
10734 * cpp.texi: Update for -MT.
10735 * cppinit.c (initialize_dependency_output): Add a default
10736 target if none has been given already.
10737 (no_tgt, OPT_MT): New.
10738 (cpp_handle_option): Handle -MT. Update -M etc.
10739 * cpplib.h (struct cpp_options): Remove deps_target.
10740 * gcc.c (cpp_options): Handle -MT.
10741 * mkdeps.c (struct deps): Move from mkdeps.h.
10742 (deps_calc_target): Rename deps_add_default_target. Add a
10743 default target if none has been specified already.
10744 * mkdeps.h (struct deps): Move to mkdeps.c.
10745 (deps_calc_target): Rename deps_add_default_target.
10747 2000-01-03 Richard Henderson <rth@redhat.com>
10749 * c-decl.c (grokdeclarator): Give zero-length arrays size zero.
10751 * c-typeck.c (push_init_level): Move checks for flexible array
10752 members and zero length arrays ...
10753 (pop_init_level): ... here. Silently discard empty initializations.
10755 * varasm.c (output_constructor): Update for sizeof change to
10756 zero-length arrays.
10758 * extend.texi (Zero Length): Clarify semantics.
10760 2001-01-03 Alexandre Oliva <aoliva@redhat.com>
10762 * configure.in (tm.h): Include isns-codes.h last.
10763 * configure: Rebuilt.
10765 2001-01-03 Richard Henderson <rth@redhat.com>
10767 * config/alpha/alpha.md (addvsi3, addvdi3): New.
10768 (negvsi2, negvdi2, subvsi3, subvdi3, mulvsi3, mulvdi3): New.
10770 2001-01-03 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
10772 * tradcpp.c (main): Make sure finclude() is called with a valid
10773 indepth value while handling -include.
10775 2001-01-03 Alexandre Oliva <aoliva@redhat.com>
10777 * gencodes.c (output_predicate_decls): New function.
10779 * machmode.h (GET_MODE_MASK): Arrange for it to be defined
10780 even if it is not the first time machmode.h is #included.
10781 * config/sh/sh.c (fpul_operand): Declare MODE argument.
10782 * tm.texi (PREDICATE_CODES): Document predicate declarations.
10783 * gcc.texi (Copyright): Added 2001.
10785 2001-01-03 Joseph S. Myers <jsm28@cam.ac.uk>
10787 * c-common.c (c_common_lang_init): New function. Warn if format
10788 warning options which only have effects when used with -Wformat
10789 are used without -Wformat.
10790 * c-common.h (c_common_lang_init): Declare.
10791 * c-lang.c (lang_init): Call c_common_lang_init.
10792 * objc/objc-act.c (lang_init): Call c_common_lang_init.
10794 2001-01-03 Joseph S. Myers <jsm28@cam.ac.uk>
10796 * configure.in: Check for the mktemp command.
10797 * configure: Regenerate.
10798 * gccbug.in: Use a separate temporary file $TEMP0 for one use of
10799 $TEMP. Create temporary files with mktemp, if available at
10800 configure time; otherwise use set -C. Remove temporary files
10803 2001-01-03 Joseph S. Myers <jsm28@cam.ac.uk>
10805 * configure.in: Require at least texinfo 4.0. Check for whether
10806 Pod::Man is sufficiently recent to regenerate GCC manpages.
10807 * configure: Regenerate.
10808 * Makefile.in (TEXI2POD): Call perl explicitly rather than relying
10810 (GENERATED_MANPAGES): Define.
10811 (generated-manpages): New target. Depend on cpp.1 as well as
10813 (install-man): Depend on $(GENERATED_MANPAGES) (defined by
10814 configure to generated-manpages or empty) rather than on the
10815 manpages directly. Remove execute permission from installed
10816 gcov.1 as well as cpp.1.
10817 * cpp.1, gcov.1: Regenerate.
10819 2001-01-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10821 * builtins.c (expand_builtin_strncmp): Use host_integerp and
10822 tree_low_cst. Allow using cmpstrsi in more cases.
10824 Wed Jan 3 10:48:43 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
10826 * config/sparc/sparc.h (RETURN_IN_MEMORY): Return 0 for variable
10829 Wed Jan 3 12:22:32 2001 Alexandre Oliva <aoliva@redhat.com>
10831 * build-make (HOST_CFLAGS): Added `-DGENERATOR_FILE'.
10832 * Makefile.in (HOST_CFLAGS): Mention build-make.
10834 Wed Jan 3 08:53:50 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
10836 * config/sparc/sparc.md (nonlocal_goto): Emit goto_handler_and_restore
10839 2001-01-01 Bernd Schmidt <bernds@redhat.com>
10841 * builtins.c (expand_builtin_return_addr): Don't use MEM_ALIAS_SET on
10844 * cse.c (cse_rtx_varies_p): Accept additional FROM_ALIAS arg. All
10847 * alias.c (throughout): Use ORIGINAL_REGNO when accessing
10848 reg_base_value and reg_known_value arrays.
10849 (init_alias_analysis): Add more cases to detect known values.
10850 * sched-deps.c (deps_may_trap_p): New function.
10851 (sched_analyze_2): Use it.
10853 2001-01-03 Alexandre Oliva <aoliva@redhat.com>
10855 * combine.c (simplify_shift_const): Even if we're sign-extracting,
10856 don't discard an ASHIFTRT if we're shifting in a wider mode.
10858 2000-01-02 John David Anglin <dave@hiauly1.hia.nrc.ca>
10860 * toplev.c (rest_of_compilation): Don't print basic block information
10861 when CFG isn't up to date.
10863 2001-01-02 Mark Elbrecht <snowball3@bigfoot.com>
10865 * config/i386/djgpp.h (DWARF2_DEBUGGING_INFO): Define.
10866 (UNALIGNED_INT_ASM_OP, UNALIGNED_DOUBLE_ASM_OP): Define.
10867 (UNALIGNED_SHORT_ASM_OP): Define.
10868 (CPP_PREDEFINES): Remove defines for GO32 and DJGPP.
10870 2001-01-02 Mark Mitchell <mark@codesourcery.com>
10872 * fold-const.c (fold_convert): Fix typo.
10874 2001-01-02 Richard Henderson <rth@redhat.com>
10876 * c-common.h (ASM_INPUT_P): New.
10877 * c-parse.in (asm): Set it when needed.
10878 * c-semantics.c (genrtl_asm_stmt): Test it instead of the
10879 existance of an operand.
10881 Tue Jan 2 20:27:07 MET 2001 Jan Hubicka <jh@suse.cz>
10883 * dwarf2out.c (stack_adjust_offset): Handle PRE_MODIFY.
10884 (dwarf2out_frame_debug_expr): Likewise.
10885 (mem_loc_descriptor): Handle PRE and POST_MODIFY.
10887 Tue Jan 2 20:21:31 MET 2001 Jan Hubicka <jh@suse.cz>
10889 * i386.c (ix86_split_to_parts): Return number of part required;
10891 (print_operand, ix86_expand_branch, ix86_expand_fp_movcc): Handle
10893 (ix86_split_long_move): Use number of part returned
10894 by ix86_split_to_parts
10895 * i386.h (MASK_128BIT_LONG_DOUBLE, TARGET_128BIT_LONG_DOUBLE):
10897 (TARGET_SWITCHES): Add 128bit-long-double and 96bit-long-double
10898 (LONG_DOUBLE_TYPE_SIZE): Change from constant.
10899 (MAX_LONG_DOUBLE_TYPE_SIZE): New macro.
10900 (INTEL_EXTENDED_IEEE_FORMAT): Likewise.
10901 (ALIGN_MODE_128): Add TFmode.
10902 (IS_STACK_MODE): Likewise.
10903 (HARD_REGNO_NREGS): TFmode needs 3 registers.
10904 (HARD_REGNO_OK): Support TFmodes.
10905 (ASM_OUTPUT_LONG_DOUBLE): Handle TFmodes.
10906 * i386.md (scheduler definitions): Use memory operand to determine
10907 fst/fld instructions; use mode attribute to determine real mode of
10909 (*tf): New patterns, expanders and splitters; based on XFmode patterns.
10910 * invoke.texi (128bit-long-double, 96bit-long-double): Document.
10912 2001-01-02 Mark Mitchell <mark@codesourcery.com>
10914 * tree.def (TRUTH_NOT_EXPR): Improve documentation.
10916 Tue Jan 2 10:47:38 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.
10918 * expr.c (store_constructor_field): Update ALIGN before calling
10921 2001-01-02 Jeffrey Oldham <oldham@codesourcery.com>
10923 * config/mips/mips.c (function_arg): Don't pass NULL_TREE to
10926 2001-01-02 Jeffrey Oldham <oldham@codesourcery.com>
10928 * tm.texi (FUNCTION_ARG): Document that @var{type} can be an
10931 Tue Jan 2 10:47:38 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.
10933 * c-decl.c (start_function): Don't warn on third parameter to main.
10935 2001-01-02 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10937 * tsystem.h: Define HAVE_DECL_GETOPT.
10939 2001-01-02 Philip Blundell <pb@futuretv.com>
10941 * config/arm/linux-gas.h (CLEAR_INSN_CACHE): Avoid illegal clobber
10944 2001-01-02 Richard Henderson <rth@redhat.com>
10946 * alpha.md (*ze_and_ne): Duplicate insn condition to split.
10948 2001-01-02 Andreas Jaeger <aj@suse.de>
10950 * c-decl.c (c_decode_option): Remove support of
10951 -Wmissing-noreturn.
10953 * toplev.c (documented_lang_options): Remove -Wmissing-noreturn.
10954 (W_options): Add -Wmissing-noreturn here.
10956 * flow.c: Define lang_missing_noreturn_ok_p.
10957 (check_function_return_warnings): Use it.
10959 * c-common.h: Declare lang_missing_noreturn_ok_p.
10961 * c-lang.c (c_missing_noreturn_ok_p): New function.
10962 (lang_init): Set lang_missing_noreturn_ok_p.
10964 * invoke.texi (Warning Options): Document this.
10966 2000-12-27 Phil Edwards <pme@sources.redhat.com>
10968 * extend.texi (C++ Extensions): New node for C++ attributes;
10969 describe init_priority and com_interface.
10970 * invoke.texi: Remove -finit-priority as it now has zero effect.
10971 * install.texi: Fix xref syntax.
10972 * md.texi: Likewise.
10974 Mon Jan 1 21:28:29 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
10976 * config.gcc (sparc64-wrs-vxworks*): New case.
10977 * config/sparc/vxsparc64.h, config/sparc/t-vxsparc64: New files.
10979 * config/sparc/sparc.c (sparc_override_options): Do support different
10980 pointer and architecture size.
10981 * config/sparc/sparc.h (MIN_UNITS_PER_WORD): Always 4.
10982 (POINTERS_EXTEND_UNSIGNED): Define.
10983 (Pmode): Test TARGET_ARCH64, not TARGET_PTR64.
10984 (FUNCTION_MODE): Define to be Pmode.
10985 * config/sparc/sparc.md (64-bit call patterns): FUNCTION_MODE now DI.
10987 * function.c (expand_function_end): Properly handle DECL_RESULT
10988 and copy when ptr_mode != Pmode.
10989 * expmed.c (make_tree): Convert X from Pmode to ptr_mode, if needed.
10991 2001-01-01 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10993 * c-common.c (c_common_nodes_and_builtins): Set prototype
10994 parameters for __builtin_fputs, __builtin_fputc and
10995 __builtin_fwrite. Don't declare plain fputc as a builtin.
10997 2001-01-01 John David Anglin <dave@hiauly1.hia.nrc.ca>
10999 * loop.c (add_label_notes): Increment the label usage count when
11000 a note is added to an insn which refers to a CODE_LABEL.
11001 * gcse.c (add_label_notes): Likewise.
11003 2001-01-01 Andreas Jaeger <aj@suse.de>
11005 * loop.c (scan_loop): Use xmalloc to allocate movables.
11007 2001-01-01 Alexandre Oliva <aoliva@redhat.com>
11009 * tm.texi (REGISTER_MOVE_COST): Add a mode argument.
11010 * reload.c (REGISTER_MOVE_COST): Likewise. Adjust all callers.
11011 * reload1.c (REGISTER_MOVE_COST): Likewise.
11012 * regclass.c (REGISTER_MOVE_COST): Likewise.
11013 (move_cost, may_move_in_cost, may_move_out_cost): Add mode
11014 dimension. Adjust all users.
11015 (init_reg_sets_1): Iterate on all modes.
11016 * config/1750a/1750a.h (REGISTER_MOVE_COST): Adjust.
11017 * config/a29k/a29k.h (REGISTER_MOVE_COST): Adjust.
11018 * config/alpha/alpha.h (REGISTER_MOVE_COST): Adjust.
11019 * config/arc/arc.h (REGISTER_MOVE_COST): Adjust.
11020 * config/arm/arm.h (REGISTER_MOVE_COST): Adjust.
11021 * config/avr/avr.h (REGISTER_MOVE_COST): Adjust.
11022 * config/c4x/c4x.h (REGISTER_MOVE_COST): Adjust.
11023 * config/d30v/d30v.h (REGISTER_MOVE_COST): Adjust.
11024 * config/dsp16xx/dsp16xx.h (REGISTER_MOVE_COST): Adjust.
11025 * config/h8300/h8300.h (REGISTER_MOVE_COST): Adjust.
11026 * config/i386/i386.h (REGISTER_MOVE_COST): Adjust.
11027 * config/ia64/ia64.h (REGISTER_MOVE_COST): Adjust.
11028 * config/m32r/m32r.h (REGISTER_MOVE_COST): Adjust.
11029 * config/m68hc11/m68hc11.h (REGISTER_MOVE_COST): Adjust.
11030 * config/m68k/m68k.h (REGISTER_MOVE_COST): Adjust.
11031 * config/mcore/mcore.h (REGISTER_MOVE_COST): Adjust.
11032 * config/mips/mips.h (REGISTER_MOVE_COST): Adjust.
11033 * config/mn10200/mn10200.h (REGISTER_MOVE_COST): Adjust.
11034 * config/mn10300/mn10300.h (REGISTER_MOVE_COST): Adjust.
11035 * config/ns32k/ns32k.h (REGISTER_MOVE_COST): Adjust.
11036 * config/pa/pa.h (REGISTER_MOVE_COST): Adjust.
11037 * config/pdp11/pdp11.h (REGISTER_MOVE_COST): Adjust.
11038 * config/pj/pj.h (REGISTER_MOVE_COST): Adjust.
11039 * config/romp/romp.h (REGISTER_MOVE_COST): Adjust.
11040 * config/rs6000/rs6000.h (REGISTER_MOVE_COST): Adjust.
11041 * config/sh/sh.h (REGISTER_MOVE_COST): Adjust.
11042 * config/sparc/sparc.h (REGISTER_MOVE_COST): Adjust.
11044 2001-01-01 Bernd Schmidt <bernds@redhat.com>
11046 * alias.c (fixed_scalar_and_varying_struct): Adjust prototype of
11047 arg VARIES_P. Call it with extra arg.
11048 (true_dependence): Likewise.
11049 * rtl.h (rtx_addr_can_trap_p): Declare.
11050 (rtx_varies_p, rtx_addr_varies_p, true_dependence): Update
11052 * rtlanal.c (rtx_addr_can_trap_p): No longer static.
11053 (rtx_varies_p): Accept extra arg FOR_ALIAS; only disallow
11054 pic offset table register if it's zero. All callers changed.
11055 (rtx_addr_varies_p): Accept extra arg FOR_ALIAS; all callers changed.
11057 Mon Jan 1 07:38:33 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
11059 * explow.c (convert_memory_address, case SYMBOL_REF): Copy
11060 STRING_POOL_ADDRESS_P.
11062 * config/sparc/sparc.c (input_operand): Properly test for short op.
11064 * config.gcc (sparc-*-elf): Include sparc/sol2.h.
11065 (sparc-*-rtems*): Include sparc/sol2.h and sparc/elf.h.
11066 (sparclite-*-elf*, sparc86x-*-elf*): Likewise.
11067 * config/sparc/elf.h: No longer include sol2.h.
11068 * config/sparc/lifeelf.h: No longer include sparc/elf.h.
11069 * config/sparc/rtemself.h, config/sparc/sp86x-elf.h: Likewise.
11071 * config/sparc/sparc.md: Test TARGET_ARCH64 instead of TARGET_PTR64.
11073 2001-01-01 Michael Hayes <mhayes@redhat.com>
11075 * loop.c (check_insn_for_bivs): Use ivs->n_regs to check array bounds.
11076 (find_mem_givs, record_biv, maybe_eliminate_biv): Likewise.
11077 (record_initial): Likewise.
11078 * unroll.c (copy_loop_body, loop_iterations): Likewise.
11079 (remap_split_bivs): Likewise.
11081 2001-01-01 Michael Hayes <mhayes@redhat.com>
11083 * loop.c (loop_ivs_free): New function.
11084 (strength_reduce): Break out from...
11086 2001-01-01 Michael Hayes <mhayes@redhat.com>
11088 * loop.h (struct iv): New.
11089 (REG_IV_TYPE, REG_IV_CLASS, REG_INFO): Modify to use 'struct iv'.
11090 (struct loop_ivs): Replace 'reg_iv_type', 'reg_iv_info',
11091 'reg_biv_class' fields with 'regs' and 'n_regs'.
11092 (struct ivs): Rename 'loop_iv_list' field to 'list'.
11093 * loop.c (loop_bivs_find, strength_reduce): Use ivs->regs array.
11094 * unroll.c (loop_iterations): Check array bounds with ivs->n_regs.
11096 2000-12-31 Alexandre Oliva <aoliva@redhat.com>
11098 * resource.c (mark_referenced_resources): Abort() before
11099 attempting to mark a pseudo register.
11100 (mark_set_resources): Likewise.
11102 2001-01-01 Michael Hayes <mhayes@redhat.com>
11104 * loop.h (REG_IV_CLASS): New accessor macro.
11105 * loop.c (REG_IV_CLASS): Use it instead of reg_iv_class array.
11106 * unroll.c (REG_IV_CLASS): Likewise.
11108 See ChangeLog.4 for earlier changes.