1 2001-05-18 Jason Merrill <jason_merrill@redhat.com>
3 * README.DWARF: Move into dwarfout.c.
5 2001-05-18 Dale Johannesen <dalej@apple.com>
7 * config/rs6000/rs6000.c (secondary_reload_class): Fix Darwin
8 specific misuse of r0 as a reload address.
10 Fri May 18 22:42:04 CEST 2001 Jan Hubicka <jh@suse.cz>
12 * combine.c (combine_simplify_rtx): Clear op0_mode if simplification
15 Fri May 18 07:26:34 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
17 * genrecog.c (enum decision_type): Add DT_elt_zero-wide_safe.
18 (add_to_sequence): Make that decision type.
19 (maybe_both_true_2, nodes_identical_1, factor_tests): Use it.
20 (write_switch, write_cond, debug_decision_2): Likewise.
22 * dbxout.c (dbxout_type): Use host_integerp and fix typo in testing
24 (dbxout_symbol, case TYPE_DECL): Don't generate tag for records of
27 2001-05-18 Stan Shebs <shebs@apple.com>
29 * configure.in (gcc_cv_as_eh_frame): Cope with old assemblers.
30 * configure: Regenerate.
32 2001-05-18 Per Bothner <per@bothner.com>
34 Changes needed for java/jvspec.c
35 * gcc.h (n_infiles, outfiles): Add declarations.
36 * gcc.c (n_infiles, outfiles): Mske no longer static.
38 Fri May 18 10:14:42 2001 Jeffrey A Law (law@cygnus.com)
40 * config/pa/som.h (EXCEPTION_SECTION): Define.
42 2001-05-18 Daniel Berlin <dan@cgsoftware.com>
44 * dwarf2out.c: Add dw_loc_list_ref, a reference to a location
46 Add have_location_lists, a variable to determine whether we need a
47 .debug_loc section or not.
48 (enum dw_val_class): Add dw_val_class_loc_list.
49 (dw_val_struct): Add val_loc_list.
50 (dw_loc_list_struct): New structure, represents location lists.
51 (new_loc_list): New function, return a new location list, given
52 the range and location expression.
53 (add_loc_descr_to_loc_list): New function, add a location
54 expression to a location list, given the expression and range.
55 (output_loc_list): New function, output a location list.
56 (gen_internal_sym): Modified to take symbol prefix, so we can
57 reuse it for location list symbols.
58 (add_AT_loc_list): New function, add a location list to a DIE at
60 (AT_loc_list): New function, return the location list reference
61 for a given attribute, if it's a location list.
62 (print_die): Handle dw_val_class_loc_list.
64 (value_format): Ditto.
66 (output_location_lists): New function, output all of the location
67 lists for a DIE and it's children.
68 (dwarf2out_finish): Call output_location_lists if we have location
72 Fri May 18 15:39:16 CEST 2001 Jan Hubicka <jh@suse.cz>
74 * gcse.c (try_replace_reg): First try global replace, later try to
75 simplify the expression.
77 * gcse.c (find_used_regs): Change calling convention; work via
79 (cprop_insn): Update call of find_used_regs; work for CALL_INSNs too.
81 2001-05-18 Bernd Schmidt <bernds@redhat.com>
84 2001-02-09 Nick Clifton <nickc@redhat.com>
85 * config/arm/arm.md: Change output constraint on post inc
86 load/store multiple patterns to be a read/write constraint.
88 2001-05-18 Mark Mitchell <mark@codesourcery.com>
90 * function.c (expand_function_start): Avoid creating BLKmode
93 2001-05-17 Mark Mitchell <mark@codesourcery.com>
95 * dwarf2out.c (output_comp_unit): Always output a compilation-unit
96 DIE, even if it has no children.
97 (dwarf2out_finish): Always output the line-number table, even if
100 2001-05-18 David Edelsohn <edelsohn@gnu.org>
102 * rs6000.md (movsfcc,movdfcc): Remove NE case.
104 2001-05-17 Bruce Korb <bkorb@gnu.org>
106 * fixinc/fixincl.tpl: rewritten as an AutoGen version 5 template
107 * fixinc/genfixes: emit a warning if AutoGen is out of date
109 2001-05-17 Brendan Conoboy <blc@cygnus.com>
110 Bruce Korb <bkorb@gnu.org>
112 * fixinc/fixincl.sh(FIXINC): accept local directory if fixincl not
113 found in fixinc directory. Facilitates binary distributions.
115 2001-05-17 Jeffrey Oldham <oldham@codesourcery.com>
117 * dbxout.c (dbxout_symbol_location): For CONCAT, skip types not
120 Thu May 17 19:42:39 2001 Mark Kettenis <kettenis@wins.uva.nl>
122 * dwarf2out.c (modified_type_die): Equate qualified type to die.
124 Thu May 17 23:19:46 CEST 2001 Jan Hubicka <jh@suse.cz>
126 * integrate.c (copy_rtx_and_substitute): Use simplify_gen_subreg.
127 (simplify_subreg): Handle complex types represented as CONCAT.
129 * recog.c (validate_replace_rtx_1): Properly canonicalize expression
130 * rtl.h (swap_commutative_operands_p): Declare.
131 * rtlanal.c (swap_commutative_operands_p): New.
132 (operand_preference): New static function.
134 * combine.c (combine_simplify_rtx): Use swap_commutative_operands_p.
135 (gen_binary): Likewise.
136 * optabs.c (emit_cmp_and_jump_insns, emit_conditional_move): Likewise.
137 * simplify-rtx.c (simplify_gen_binary,
138 simplify_gen_relational): Likewise.
140 Thu May 17 20:43:36 CEST 2001 Jan Hubicka <jh@suse.cz>
142 * cse.c (fold_rtx): Use simplify_subreg.
144 * simplify-rtx.c (simplify_replace_rtx): Use simplify_gen_subreg.
145 (simplify_gen_subreg): New.
146 (simplify_rtx): Use simplify_subreg.
147 * rtl.h (simplify_gen_subreg): Declare.
149 2001-05-17 Mark Mitchell <mark@codesourcery.com>
151 * doc/install.texi: Update Solaris information.
153 * except.h (protect_cleanup_actions): Remove it.
154 (lang_protect_cleanup_actions): Declare it.
155 * except.c (protect_cleanup_actions): Remove it.
156 (lang_protect_cleanup_actions): New variable.
157 (init_eh): Don't make protect_cleanup_actions a GC root.
158 (expand_eh_region_and_cleanup): Call
159 lang_protect_cleanup_actions.
160 (output_function_exception_table): Remove unused `align'
162 * varasm.c (assemble_external): Abort if we have not yet
163 opened the assembly output file.
165 Thu May 17 11:54:50 2001 Jeffrey A Law (law@cygnus.com)
167 * except.c (sjlj_emit_function_enter): Call assemble_external_libcall
168 for eh_personality_libfunc.
170 Thu May 17 19:48:00 CEST 2001 Jan Hubicka <jh@suse.cz>
172 * recog.c (validate_replace_rtx_1): Use "TO" mode if not VOIDmode
173 when calling simplify_subreg. This is needed to allow replacing
174 of expression of one mode by expression of different mode.
176 Thu May 17 19:40:03 CEST 2001 Jan Hubicka <jh@suse.cz>
178 * simplify-rtx.c (simplify_subreg): Avoid creating of incorrect subregs.
180 2001-05-17 Bernd Schmidt <bernds@redhat.com>
182 * expr.c (protect_from_queue): Protect against subsequent calls to
184 (expand_expr, case ADDR_EXPR): Prevent protect_from_queue from being
187 Thu May 17 18:17:34 CEST 2001 Jan Hubicka <jh@suse.cz>
189 * simplify_rtx.c (simplify_subreg): Fix simplification of nested subregs.
191 2001-05-17 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
193 * gccbug.in (CATEGORIES): Add "bootstrap".
195 Thu May 17 16:59:41 CEST 2001 Jan Hubicka <jh@suse.cz>
197 * simplify-rtx.c (simplify_subreg): Break out from ...
198 * combine.c (combine_splify_rtx) ... here and ...
199 * recog.c (validate_replace_rtx_1): ... here;
200 * rtl.h (subreg_lowpart_parts_p, simplify_subreg): Declare.
201 * emit-rtl.c (subreg_lowpart_parts_p): Break out from ...
202 (subreg_lowpart_p): ... here.
204 2001-05-17 Bernd Schmidt <bernds@redhat.com>
206 * stmt.c (expand_asm_operands): For inout operands, make sure
207 the substitution of '=' for '+' makes it into the rtl.
209 * reload1.c (delete_output_reload): Call eliminate_regs on substed.
210 (reload_as_needed): Call update_eliminable_offsets a bit later.
212 2001-05-17 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
214 * gcc.texi (gccbug): Refer to the web pages for detailed information
217 2001-05-16 Zack Weinberg <zackw@stanford.edu>
219 * libgcc1-test.c, libgcc1.c, config/i386/perform.h: Delete file.
221 * Makefile.in: Delete variables: OLDCC, CCLIBFLAGS, OLDAR,
222 OLDAR_FLAGS, LIBGCC1, LIBGCC1_TEST, CROSS_LIBGCC1,
223 LIB1FUNCS, and LIB1FUNCS_EXTRA. Delete rules: libgcc1-test,
224 libgcc1-test.o. Clarify commentary now that libgcc1 no longer exists.
225 * cross-make: Don't set LIBGCC1.
226 * mklibgcc.in: Delete all code for building from libgcc1.c.
227 Always honor LIB1ASMFUNCS if set.
229 * crtstuff.c, floatlib.c, longlong.h, config/fp-bit.c,
230 config/arc/lib1funcs.asm, config/arm/lib1funcs.asm,
231 config/d30v/libgcc1.asm, config/fr30/lib1funcs.asm,
232 config/h8300/lib1funcs.asm, config/i386/cygwin.asm,
233 config/i386/uwin.asm, config/m68hc11/larith.asm,
234 config/m68k/lb1sf68.asm, config/mcore/lib1.asm,
235 config/mn10200/lib1funcs.asm, config/sh/lib1funcs.asm,
236 config/sparc/lb1spc.asm, config/sparc/lb1spl.asm,
237 config/v850/lib1funcs.asm, config/c4x/libgcc.S:
238 Delete or update references to libgcc1 in commentary.
240 * config/t-libc-ok, config/t-linux, config/t-linux-aout,
241 config/t-netbsd, config/a29k/t-a29kbare, config/a29k/t-vx29k,
242 config/alpha/t-interix, config/alpha/t-osf, config/alpha/t-vms,
243 config/arc/t-arc, config/arm/t-arm-aout, config/arm/t-arm-coff,
244 config/arm/t-arm-elf, config/arm/t-linux, config/arm/t-pe,
245 config/arm/t-semi, config/arm/t-strongarm-coff,
246 config/arm/t-strongarm-elf, config/arm/t-strongarm-pe,
247 config/arm/t-xscale-coff, config/arm/t-xscale-elf, config/avr/t-avr,
248 config/c4x/t-c4x, config/d30v/t-d30v, config/fr30/t-fr30,
249 config/h8300/t-h8300, config/i386/t-beos, config/i386/t-cygwin,
250 config/i386/t-i386elf, config/i386/t-interix, config/i386/t-netware,
251 config/i386/t-next, config/i386/t-rtems-i386, config/i386/t-sol2,
252 config/i960/t-960bare, config/i960/t-vxworks960, config/ia64/t-ia64,
253 config/m32r/t-m32r, config/m68hc11/t-m68hc11-gas, config/m68k/t-lynx,
254 config/m68k/t-m68kbare, config/m68k/t-m68kelf,
255 config/m68k/t-mot3300-gald, config/m68k/t-mot3300-gas,
256 config/m68k/t-next, config/m68k/t-vxworks68, config/m88k/t-bug,
257 config/m88k/t-dgux, config/m88k/t-dgux-gas, config/m88k/t-dguxbcs,
258 config/m88k/t-luna, config/m88k/t-luna-gas, config/m88k/t-m88k,
259 config/m88k/t-m88k-gas, config/m88k/t-sysv4, config/mcore/t-mcore,
260 config/mcore/t-mcore-pe, config/mips/t-bsd, config/mips/t-bsd-gas,
261 config/mips/t-cross64, config/mips/t-ecoff, config/mips/t-elf,
262 config/mips/t-iris6, config/mips/t-r3900, config/mips/t-svr3,
263 config/mips/t-svr3-gas, config/mips/t-svr4, config/mips/t-svr4-gas,
264 config/mips/t-ultrix, config/mn10200/t-mn10200,
265 config/mn10300/t-mn10300, config/pa/t-linux, config/pa/t-linux64,
266 config/pa/t-pa, config/pa/t-pa64, config/pa/t-pro,
267 config/pdp11/t-pdp11, config/pj/t-pj, config/rs6000/t-aix43,
268 config/rs6000/t-beos, config/rs6000/t-darwin, config/rs6000/t-newas,
269 config/rs6000/t-ppccomm, config/rs6000/t-rs6000, config/sh/t-linux,
270 config/sh/t-sh, config/sparc/t-chorus-elf, config/sparc/t-elf,
271 config/sparc/t-sol2, config/sparc/t-sp86x, config/sparc/t-sparcbare,
272 config/sparc/t-sparclite, config/sparc/t-splet,
273 config/sparc/t-sunos41, config/sparc/t-vxsparc,
274 config/sparc/t-vxsparc64, config/v850/t-v850:
275 Don't set any of LIBGCC1, CROSS_LIBGCC1, or LIBGCC1_TEST.
277 * config/alpha/alpha.h, config/i386/i386.h, config/i860/i860.h:
278 Don't set FLOAT_VALUE_TYPE, FLOAT_ARG_TYPE, INTIFY, or FLOATIFY.
279 * config/d30v/d30v.h: Don't mention LIBGCC_NEEDS_DOUBLE,
280 FLOAT_VALUE_TYPE, FLOAT_ARG_TYPE, FLOATIFY, INTIFY,
281 nongcc_SI_type, nongcc_word_type, or perform_*
282 * config/i860/fx2800: Don't define perform_umodsi3 or perform_modsi3.
284 * config/i386/386bsd.h, config/i386/beos-elf.h,
285 config/i386/linux-aout.h, config/i386/linux-oldld.h,
286 config/i386/linux.h, config/i386/mach.h, config/i386/netbsd.h,
287 config/i386/openbsd.h, config/i386/osfrose.h, config/i386/rtemself.h:
288 Don't include i386/perform.h.
290 * config/a29k/t-a29k, config/arm/t-semiaof, config/i370/t-i370,
291 config/i370/t-linux, config/i370/t-mvs, config/i370/t-oe,
292 config/i386/t-djgpp, config/i386/t-i386bare, config/i386/t-vsta,
293 config/ia64/t-hpux, config/mips/t-mips, config/mips/t-mips-gas,
294 config/mips/t-osfrose, config/sparc/t-sp64, config/sparc/t-sunos40,
295 config/vax/t-openbsd, config/vax/t-vax: Delete.
297 * config.gcc: Remove references to deleted files.
298 (arm-semi-aof): Use arm/t-semi for tmake_file.
300 * gcc.texi, install.texi, invoke.texi, tm.texi:
301 Delete or rewrite text which is no longer relevant now that
302 libgcc1 no longer exists.
304 * config/t-openbsd, config/alpha/t-interix, config/i386/t-interix:
305 No need to set INSTALL_ASSERT_H. (Missed in previous sweep.)
307 2001-05-16 Wolfgang Bangerth <wolfgang.bangerth@iwr.uni-heidelberg.de>
308 Bruce Korb <bkorb@gnu.org>
310 * fixinc/inclhack.def(solaris27_mutex_init): Fix broken mutex
313 2001-05-16 Zack Weinberg <zackw@stanford.edu>
315 * i386.md: Add two peepholes to clean up code generated by
318 2001-05-16 Richard Henderson <rth@redhat.com>
320 * dwarf2asm.c (eh_data_format_name): Add names for "pointer size"
321 variants of non-absolute encodings.
323 * config/i386/i386.h (ASM_PREFERRED_EH_DATA_FORMAT): New.
325 * libgcc-std.ver (_Unwind_Find_FDE, __register_frame_info_bases,
326 __register_frame_info_table_bases): Export.
328 2001-05-16 Richard Henderson <rth@redhat.com>
330 * except.c (eh_data_format_name): Move to ...
331 * dwarf2asm.c: ... here. Use designated initializers if available.
332 (dw2_asm_output_encoded_addr_rtx): Accept varargs commentary.
333 * dwarf2asm.h: Update declarations.
334 * dwarf2out.c (output_cfi) [DW_CFA_set_loc]: If for_eh, mind
335 ASM_PREFERRED_EH_DATA_FORMAT.
336 (output_call_frame_info): Likewise. Use 'L' augmentation for
339 * unwind-dw2-fde.h (struct fde_vector): New.
340 (struct old_object): Rename from struct object.
341 (struct object): New.
342 (__register_frame_info_bases): Declare.
343 (__register_frame_info_table_bases): Declare.
344 (struct dwarf_fde): Remove explicit pc_begin/pc_range members.
345 * unwind-dw2-fde.c (objects): Remove.
346 (unseen_objects, seen_objects): New.
347 (__register_frame_info_bases): New.
348 (__register_frame_info): Use it.
349 (__register_frame_info_table_bases): New.
350 (__register_frame_info_table): Use it.
351 (__deregister_frame_info): Rewrite for changed object struct.
352 (base_from_object, get_cie_encoding, get_fde_encoding): New.
353 (fde_unencoded_compare): Rename from fde_compare; uninline.
354 (fde_single_encoding_compare, fde_mixed_encoding_compare): New.
355 (start_fde_sort): Adjust for new definition of fde_vector.
356 (fde_insert): Likewise.
357 (end_fde_sort): Likewise. Select comparison function based
358 on properties of the object.
359 (fde_split): Take object and fde_compare_t arguments.
360 (frame_heapsort, fde_merge): Likewise.
361 (classify_object_over_fdes): Rename from count_fdes. Handle
362 encoded pointers. Collect encoding, mixed_encoding, and pc_begin
364 (add_fdes): Handle encoded pointers.
365 (init_object): Rename from frame_init. Update for new struct object.
366 (linear_search_fdes): Rename from search_fdes. Handle encoded
368 (binary_search_unencoded_fdes): Broken out from _Unwind_Find_FDE.
369 (binary_search_single_encoding_fdes): New.
370 (binary_search_mixed_encoding_fdes): New.
371 (search_object): New.
372 (_Unwind_Find_FDE): Update for new struct object. Fill in
374 * unwind-dw2.c: Include unwind-pe.h. Constify all pointers
375 iterating over EH data.
376 (_Unwind_FrameState): Remove saw_lsda, addr_encoding. Add
377 fde_encoding, lsda_encoding.
378 (read_uleb128, read_sleb128): Remove.
379 (read_encoded_pointer): Remove. All callers use read_encoded_value.
380 (extract_cie_info): Set lsda_encoding from 'L' augmentation.
381 (uw_frame_state_for): Don't set bases.func. Handle encoded fde
383 * unwind-pe.h: Add "struct" to _Unwind_Context references.
385 2001-05-16 Neil Booth <neil@cat.daikokuya.demon.co.uk>
387 * cppexp.c (lex): Use NODE_NAME and NODE_LEN.
388 * cpphash.c (_cpp_lookup_with_hash): Similarly.
389 * cpplex.c (cpp_ideq, parse_identifier, cpp_token_len,
390 cpp_spell_token, cpp_output_token): Similarly.
391 * cpplib.c (lex_macro_node, do_undef, do_pragma,
392 do_pragma_poison, parse_assertion, do_assert): Similarly.
393 * cppmacro.c (builtin_macro, parse_args, funlike_invocation_p,
394 save_parameter, _cpp_create_definition, check_trad_stringification,
395 cpp_macro_definition): Similarly.
396 * cppmain.c (cb_define, cb_undef, dump_macro): Similarly.
397 * c-lex.c (cb_undef, c_lex): Similarly.
398 * fix-header.c (recognized_function): Similarly.
399 * cpplib.h (NODE_LEN, NODE_NAME): New.
400 (cpp_hashnode): Rename length len.
402 Wed May 16 13:41:10 2001 Jeffrey A Law (law@cygnus.com)
404 * pa32-regs.h (HARD_REGNO_MODE_OK): Allow TI/TFmode values in
407 2001-05-16 Andreas Jaeger <aj@suse.de>
409 * Makefile.in (toplev.o): Add dependency on dwarf2asm.h.
411 * toplev.c: Include dwarf2asm.h for prototype of
412 dw2_output_indirect_constants.
414 Wed May 16 19:53:53 CEST 2001 Jan Hubicka <jh@suse.cz>
416 * stmt.c (expand_asm_operands): Be able to offload addressof
417 expression to memory. (PR optimization/185)
419 Wed May 16 18:53:23 CEST 2001 Jan Hubicka <jh@suse.cz>
421 * combine.c (combine_simplify_rtx): Set op0_mode to VOIDmode after
422 applying distributive law.
424 2001-05-16 John David Anglin <dave@hiauly1.hia.nrc.ca>
426 * pa-hpux10.h (THREAD_MODEL_SPEC): Define.
428 * gthr-dce.h (UNUSED): Attribute unused macro.
429 (__gthread_key_dtor): Make arguments UNUSED.
430 (__gthread_key_delete): Revise for compatibility with DRAFT4
433 2001-05-16 David Edelsohn <edelsohn@gnu.org>
435 * doc/install.texi: Update AIX information.
436 * README.RS6000: Remove obsolete file.
438 2001-05-16 Jakub Jelinek <jakub@redhat.com>
439 Nathan Sidwell <nathan@codesourcery.com>
441 * gcc.c (give_switch): Don't write before start of string.
442 Always append suffix.
444 2001-05-16 Nathan Sidwell <nathan@codesourcery.com>
446 * cpplex.c (_cpp_lex_token, '/' case): Comments can't appear
449 2001-05-16 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
451 * README.ALTOS: Remove obsolete file.
453 2001-05-16 Neil Booth <neil@daikokuya.demon.co.uk>
455 * c-lex.h (save_and_forget_protocol_qualifiers,
456 forget_protocol_qualifiers, remember_protocol_qualifiers):
457 Remove deleted functions' prototypes.
459 2001-05-16 Neil Booth <neil@daikokuya.demon.co.uk>
461 * c-parse.in (methodtype): New production.
462 (methoddef, methodproto): Collapse separate '-' and '+'
465 2001-05-16 Neil Booth <neil@cat.daikokuya.demon.co.uk>
467 * c-common.h (RID_FIRST_PQ): New.
468 * c-parse.in (objc_pq_context): New.
469 (objc parser): Set objc_pq_context rather than calling
470 remember_protocol_qualifiers and forget_protocol_qualifiers.
471 Don't call save_and_forget_protocol_qualifiers.
472 (yylexname): Handle objc protocol qualifiers here.
473 * stringpool.c (struct str_header): Replace with sp_hashnode.
474 (SP_EMPTY, SP_LEN, SP_TREE, SP_STR, SP_VALID): New.
475 (alloc_string): Rename alloc_ident. Use the SP_ accessors.
476 Allocate an IDENTIFIER_NODE for each identifier.
477 (FORALL_STRINGS, set_identifier): Delete.
478 (FORALL_IDS, expand_string_table, stringpool_statistics): Update.
479 (ggc_alloc_string): Use an obstack.
480 (get_identifier, maybe_get_identifier, mark_string_hash): Update.
481 * tree.h: Update comments.
482 (set_identifier): Delete.
483 * objc/objc-act.c (N_PQ, saved_pq, saved_not_pq,
484 save_and_forget_protocol_qualifiers, forget_protocol_qualifiers,
485 remember_protocol_qualifiers): Delete.
487 Tue May 15 22:14:09 2001 Jeffrey A Law (law@cygnus.com)
489 * flow.c (life_analysis): After life analysis is complete, do
490 an optional scan over insns looking for REG_LABEL notes that
491 reference a deleted label.
492 (propagate_block_delete_insn): Verify INOTE is a CODE_LABEL
493 before peeking at LABEL_NUSES.
495 2001-05-15 Richard Henderson <rth@redhat.com>
497 * unwind-sjlj.c (_Unwind_GetDataRelBase): New.
498 (_Unwind_GetTextRelBase): New.
500 2001-05-15 Mark Mitchell <mark@codesourcery.com>
502 * config/sparc/sol2.h (CPLUSPLUS_CPP_SPEC): Define.
504 2001-05-15 Geoffrey Keating <geoffk@redhat.com>
506 * objc/objc-act.c (handle_class_ref): Use rest_of_decl_compilation
507 so that CHOOSE_SECTION gets used.
509 * config/rs6000/sysv4.h (ASM_PREFERRED_EH_DATA_FORMAT): Treat
510 TARGET_RELOCATABLE like flag_pic for now.
512 2001-05-15 David Edelsohn <edelsohn@gnu.org>
514 * rs6000.md (movdi splitter): Sign extend more efficiently.
515 * rs6000.c (reg_or_arith_cint_operand): Redefine 64-bit constant
516 to "long long" valid on 32-bit and 64-bit hosts.
517 (logical_operand): Cast trunc_int_for_mode return value.
518 (rs6000_emit_move): Shift macro to encapsulate variable.
519 (rs6000_va_start): Use HOST_WIDE_INT_PRINT_DEC.
520 (rs6000_emit_{prologue,epilogue}): EH regno is unsigned but
521 plus_constant requires signed argument.
523 2001-05-15 Loren J. Rittle <ljrittle@acm.org>
525 * gthr-posix.h: Make additional pthread-* functions weak.
527 Tue May 15 13:51:32 CEST 2001 Jan Hubicka <jh@suse.cz>
529 * recog.c (apply_change_group): Avoid unneeded validating.
531 2001-05-14 David Edelsohn <edelsohn@gnu.org>
533 * rs6000.c (num_insns_constant_wide): Constants are sign-extended.
534 (num_insns_constant): CONST_INT can be 64-bits.
536 2001-05-14 Stan Shebs <shebs@apple.com>
538 * config/darwin.h (LIB_SPEC): Just use -lSystem.
539 (LIBGCC_SPEC): Don't define.
541 2001-05-14 Richard Henderson <rth@redhat.com>
543 * configure.in (gcc_cv_as_eh_frame): New test.
544 * config.in, configure: Rebuild.
545 * gcc.c (init_spec): Honor USE_AS_TRADITIONAL_FORMAT.
547 2001-05-14 Andrew MacLeod <amacleod@redhat.com>
549 * config/ia64/lib1funcs.asm (__divtf3): Fix incorrect bits in
550 extended precision divide.
552 2001-05-14 Andrew MacLeod <amacleod@redhat.com>
554 * config/ia64/ia64.c (rtx_needs_barrier): Call rtx_needs_barrier
557 Mon May 14 17:34:48 CEST 2001 Jan Hubicka <jh@suse.cz>
559 * i386.h (TARGET_64BIT): Define to constant if !TARGET_BI_ARCH
560 (CPP_CPU??_SIZE_TYPE): New.
561 (CPP_CPU??_SPEC, CPP_CPUCOMMON_SPEC): Break out from...
562 (CPP_CPU_SPEC): ... here; support choosing of CPU.
563 (EXTRA_SPECS): Add cpp_cpu??, cpp_cpu??sizet, cpp_cpucommon.
564 (MAX_LONG_TYPE_SIZE, MAX_BITS_PER_WORD): Define to 32 for 32bit-only
566 * i386.c (override_options): Add sorry about not suported modes.
568 Mon May 14 08:56:47 2001 Jeffrey A Law (law@cygnus.com)
570 * config/pa/som.h (NM_FLAGS): Remove.
571 (ASM_OUTPUT_FUNCTION_PREFIX): No longer truncate subspace names.
572 (ASM_OUTPUT_SECTION_NAME): Remove.
573 (MAKE_DECL_ONE_ONLY, ASM_WEAKEN_LABEL): Likewise.
575 2001-05-14 Mark Mitchell <mark@codesourcery.com>
577 * regrename.c (regrename_optimize): Do not rename registers to
580 2001-05-14 Alexandre Oliva <aoliva@redhat.com>
582 * rtl.texi (CALL_INSN_FUNCTION_USAGE): Note that (and when) it may
583 contain MEMs. Remove useless distinction about clobbering
586 2001-05-13 Geoff Keating <geoffk@redhat.com>
588 * config/rs6000/rs6000.h (EXCEPTION_SECTION): Move to...
589 * config/rs6000/aix.h (EXCEPTION_SECTION): ... here.
590 * config/rs6000/sysv4.h (CONST_SECTION_ASM_OP): Delete.
591 (ASM_PREFERRED_EH_DATA_FORMAT): Define.
592 (EXCEPTION_SECTION): Define.
594 2001-05-13 Zack Weinberg <zackw@stanford.edu>
596 * libgcc2.c, libgcc2.h: Restore __eprintf. Label as used for
597 binary backward compat only.
598 * Makefile.in (LIB2FUNCS_ST): New. Put _eprintf here, not
599 in LIB2FUNCS. Pass it to mklibgcc.
600 * mklibgcc.in: Handle LIB2FUNCS_ST.
602 * Makefile.in (installdirs): Don't create $(gcc_tooldir).
604 2001-05-13 Alexandre Oliva <aoliva@redhat.com>
606 * tm.texi (THREAD_MODEL_SPEC): Document it.
607 * gcc.c (main): Use it.
608 * config/rs6000/aix43.h (THREAD_MODEL_SPEC): Define it.
609 * config/rs6000/aix51.h (THREAD_MODEL_SPEC): Likewise.
611 2001-05-13 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
613 * rtl.h (SYMBOL_REF_WEAK): New macro.
614 * rtlanal.h (rtx_addr_can_trap): Use it, a weak SYMBOL_REF can trap.
615 * varasm.c (make_decl_rtl): Mark SYMBOL_REF weak if necessary.
616 * rtl.texi (SYMBOL_REF_WEAK): Document it.
617 * gcc.texi: Remove wrong description.
619 2001-05-13 Mark Mitchell <mark@codesourcery.com>
621 * Makefile.in (STAMP): New macro.
622 Replace all uses of `touch' with $(STAMP).
623 * fixinc/Makefile.in: Likewise.
625 Sun May 13 07:26:34 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
627 * configure.in: ldopen is never in -lexc, so don't test for it.
628 Add test for exc_resume in -lexc for Ada.
629 * configure: Regenerated.
631 2001-05-12 Richard Henderson <rth@redhat.com>
633 * dwarf2asm.c (size_of_encoded_value): New function.
634 * dwarf2asm.h: Declare it.
635 * except.c (output_function_exception_table): Align the TType
636 array only as wide as the encoding.
638 2001-05-12 Zack Weinberg <zackw@stanford.edu>
640 * extend.texi: Document #pragma GCC java_exceptions.
642 2001-05-12 Neil Booth <neil@cat.daikokuya.demon.co.uk>
644 * c-parse.in (bison parser, init_reswords): Remove uses of
646 * c-tree.h (doing_objc_thang): Remove.
648 2001-05-12 Neil Booth <neil@daikokuya.demon.co.uk>
650 * cpplex.c (_cpp_lex_token): Ensure we warn at most once
651 about files not ending in newlines.
653 2001-05-12 Neil Booth <neil@cat.daikokuya.demon.co.uk>
655 * dwarfout.c (dwarfout_init): Add cast.
656 * sched-deps.c (sched_analyze_insn): Remove unused vars.
657 * unwind-dw2-fde.c (_Unwind_Find_FDE): Flag unused parameter so.
659 * method.c (build_mangled_C99_name): Remove unused prototype.
661 2001-05-12 Alexandre Oliva <aoliva@redhat.com>
663 * config/arm/arm.h (TARGET_PTRMEMFUNC_VBIT_LOCATION): Use delta.
665 2001-05-12 Alexandre Oliva <aoliva@redhat.com>
667 * defaults.h (TARGET_PTRMEMFUNC_VBIT_LOCATION): Define.
668 * tm.texi (TARGET_PRTMEMFUNC_VBIT_LOCATION): Document.
670 2001-05-11 Richard Henderson <rth@redhat.com>
672 * defaults.h (ASM_PREFERRED_EH_DATA_FORMAT): New.
673 * dwarf2asm.c (dw2_force_const_mem, dw2_output_indirect_constant_1,
674 dw2_output_indirect_constants, dw2_asm_output_encoded_addr_rtx): New.
675 * dwarf2asm.h (dw2_asm_output_encoded_addr_rtx): Prototype.
676 (dw2_output_indirect_constants): Prototype.
677 * dwarf2out.c (dwarf2out_begin_prologue): Generate
678 current_function_func_begin_label if we'll need it for EH. Exit
679 early for IA64_UNWIND_INFO.
680 * except.c: Get DW_EH_PE_* defines from dwarf2.h.
681 (eh_data_format_name): Update for indirect references.
682 (output_function_exception_table): Care for IA64_UNWIND_INFO.
683 Handle ASM_PREFERRED_EH_DATA_FORMAT.
684 * except.h (MUST_USE_SJLJ_EXCEPTIONS): IA64_UNWIND_INFO needn't
685 define HAVE_eh_return etc.
686 * final.c (final_start_function): Always call dwarf2out_begin_prologue.
687 (final_end_function): Don't call output_function_exception_table.
688 * toplev.c (compile_file): Call dw2_output_indirect_constants.
689 (rest_of_compilation): Invoke output_function_exception_table
690 for ia64 before assemble_end_function.
691 * tm.texi (ASM_PREFERRED_EH_DATA_FORMAT): Document.
692 (ASM_MAYBE_OUTPUT_ENCODED_ADDR_RTX): Document.
694 * unwind-dw2.c (_Unwind_GetTextRelBase, _Unwind_GetDataRelBase): New.
695 * unwind.h: Declare them.
696 * libgcc-std.ver: Export them.
697 * unwind-pe.h: New file.
699 * config/alpha/elf.h (ASM_PREFERRED_EH_DATA_FORMAT): New.
701 * config/ia64/fde-glibc.c: Use "struct unw_table_entry"
703 (find_fde_for_dso): Extract DT_PLTGOT.
704 (_Unwind_FindTableEntry): Rename from __ia64_find_fde; return
705 the segment and gp as well.
706 * config/ia64/frame-ia64.c: Remove file.
707 * config/ia64/frame-ia64.h: Remove file.
708 * config/ia64/unwind-ia64.c: New file.
709 * config/ia64/unwind-ia64.h: New file.
710 * config/ia64/ia64.h (ASM_OUTPUT_EH_CHAR): Remove.
711 (ASM_OUTPUT_EH_SHORT, ASM_OUTPUT_EH_INT): Remove.
712 (ASM_OUTPUT_EH_DOUBLE_INT): Remove.
713 (ASM_PREFERRED_EH_DATA_FORMAT): New.
714 (ASM_MAYBE_OUTPUT_ENCODED_ADDR_RTX): New.
715 (IA64_UNWIND_INFO): Re-enable.
716 (HANDLER_SECTION): Remove.
717 (EH_RETURN_DATA_REGNO): New.
718 * config/ia64/ia64.md (exception_receiver): Remove.
719 * config/ia64/t-glibc (LIB2ADDEH): Re-enable.
720 * config/ia64/t-ia64 (LIB2ADDEH): Re-enable.
722 2001-05-11 Richard Henderson <rth@redhat.com>
724 * config/ia64/ia64.c (group_barrier_needed_p): Don't allow
725 calls and jumps to be bundled together.
726 (ia64_reorg): Emit a break after a noreturn call that ends
728 * config/ia64/ia64.md (break_f): New.
730 2001-05-12 Neil Booth <neil@daikokuya.demon.co.uk>
732 * c-lex.c (lex_charconst): Convert into a simple wrapper
733 around cpp_interpret_charconst, to which most of the code
735 * cppexp.c (MAX_CHAR_TYPE_SIZE, MAX_WCHAR_TYPE_SIZE,
736 MAX_LONG_TYPE_SIZE, MAX_INT_TYPE_SIZE, MAX_CHAR_TYPE_MASK,
737 MAX_WCHAR_TYPE_MASK, parse_escape, parse_charconst): Remove.
738 (lex): Use cpp_interpret_charconst.
739 * cpplex.c (parse_escape, read_ucs, cpp_interpret_charconst,
740 hex_digit_value): New functions.
741 (MAX_CHAR_TYPE_SIZE, MAX_WCHAR_TYPE_SIZE): New macros.
742 * cpplib.h (cpp_interpret_charconst): New prototype.
743 * Makefile.in: Update.
745 2001-05-12 Dean Wakerley <dean@wakerley.com>
747 * doc/install.texi: New file. Converted to texinfo from the HTML
748 documentation in wwwdocs/htdocs/install.
750 Fri May 11 15:50:13 2001 Jeffrey A Law (law@cygnus.com)
752 * gcse.c (insert_insn_end_bb): Do not search for assignments to
753 non-argumment registers that are mentioned in CALL_INSN_FUNCTION_USAGE.
755 * toplev.c (compile_file): Move comment for opening output
756 file to just before the code that opens the output file.
758 2001-05-11 Jakub Jelinek <jakub@redhat.com>
760 * regmove.c (regmove_optimize): Suppress the optimization for
761 unchanging destination register. Add comment above function.
763 2001-05-11 Zack Weinberg <zackw@stanford.edu>
765 * Makefile.in: Exterminate all references to assert.h.
766 * cross-make: Likewise.
768 * configure.in: Correct commentary.
769 * configure: Regenerate.
771 * libgcc-std.ver, libgcc2.c, libgcc2.h, sys-protos.h:
774 * config/t-freebsd, config/t-linux, config/t-linux-aout,
775 config/t-netbsd, config/t-rtems, config/x-linux,
776 config/i386/t-beos, config/mcore/t-mcore, config/mcore/t-mcore-pe:
777 No need to override INSTALL_ASSERT_H.
779 * fixinc/fixinc.dgux, fixinc/fixinc.interix, fixinc/fixinc.ptx,
780 fixinc/fixinc.svr4, fixinc/fixinc.winnt, fixinc/fixinc.wrap,
781 fixinc/fixincl.sh: Don't install assert.h into objdir/include.
783 2001-05-11 Graham Stott <grahams@redhat.com>
785 * combine.c (simplify_comparison): Fix typo.
787 2001-05-11 Mark Mitchell <mark@codesourcery.com>
789 * loop.h (struct movables): Remove `num'.
790 * loop.c (scan_loop): Don't set it. Use count_insns_in_loop.
791 Adjust call to strength_reduce.
792 (num_unmoved_movables): New function.
793 (move_movables): Don't set movables->num.
794 (strength_reduce): Compute the number of instructions in the loop
795 here, rather than in the caller.
796 (check_dbra_loop): Always clear reversible_mem_store if there
798 (loop_regs_scan): Don't count instructions here.
799 (count_insn_in_loop): New function.
801 2001-05-11 Mark Mitchell <mark@codesourcery.com>
803 * optabs.c (emit_libcall_block): Don't mark calls as CONST_CALL_P.
805 2001-05-11 Neil Booth <neil@daikokuya.demon.co.uk>
807 * c-common.c (finish_label_expr): New function, lifted from
809 * c-common.h (finish_label_expr, lookup_label): New prototypes.
810 * c-parse.in: Move 3 blocks of parser code into new functions.
811 * c-typeck.c (simple_asm_stmt, c_cast_expr): New functions.
812 * c-tree.h (simple_asm_stmt, c_cast_expr): New prototypes.
813 (lookup_label): Remove.
815 2001-05-11 Alexandre Oliva <aoliva@redhat.com>
817 * config/mn10300/t-mn10300 (dp-bit.c, fp-bit.c): Don't define
818 FLOAT_BIT_ORDER_MISMATCH.
820 2001-05-10 David Edelsohn <edelsohn@gnu.org>
822 * expr.c (emit_push_insn): Convert PUSH_ROUNDING argument to
823 bytes. Reported by Kazu Hirata <kazu@hxi.com>.
825 2001-05-10 David Edelsohn <edelsohn@gnu.org>
827 * expr.c (emit_group_load): extract_bit_field requires a REG or
830 Thu May 10 14:45:44 2001 Jeffrey A Law (law@cygnus.com)
832 * cse.c (cse_insn): Mostly remove first hunk of code which collapsed
833 a computed jump into an unconditional jump.
834 In second hunk of code for collapsing computed and conditional jumps
835 into unconditional jumps, reemit the jump in additional cases.
837 * jump.c (jump_optimize_1): Do not wrap the new jump target
838 inside a LABEL_REF; gen_jump will do that automatically.
840 2001-05-10 Toon Moene <toon@moene.indiv.nluug.nl>
842 * dwarf2out.c (mem_loc_descriptor): Do not pass constant pool
843 contents for a SYMBOL_REF in case of floating point constants.
845 2001-05-10 DJ Delorie <dj@redhat.com>
847 * c-common.c (combine_strings): Widen strings in a
848 host-endian-independent way.
850 2001-05-10 Joseph S. Myers <jsm28@cam.ac.uk>
852 * c-parse.in: Remove many shift/reduce conflicts. Update
854 (declspecs_nosc_nots_nosa_noea, declspecs_nosc_nots_nosa_ea,
855 declspecs_nosc_nots_sa_noea, declspecs_nosc_nots_sa_ea,
856 declspecs_nosc_ts_nosa_noea, declspecs_nosc_ts_nosa_ea,
857 declspecs_nosc_ts_sa_noea, declspecs_nosc_ts_sa_ea,
858 declspecs_sc_nots_nosa_noea, declspecs_sc_nots_nosa_ea,
859 declspecs_sc_nots_sa_noea, declspecs_sc_nots_sa_ea,
860 declspecs_sc_ts_nosa_noea, declspecs_sc_ts_nosa_ea,
861 declspecs_sc_ts_sa_noea, declspecs_sc_ts_sa_ea, declspecs_ts,
862 declspecs_nots, declspecs_ts_nosa, declspecs_nots_nosa,
863 declspecs_nosc_ts, declspecs_nosc_nots, declspecs_nosc, declspecs,
864 maybe_type_quals_setattrs, typespec_nonattr, typespec_attr,
865 typespec_reserved_nonattr, typespec_reserved_attr,
866 typespec_nonreserved_nonattr, maybe_setattrs, structsp_attr,
867 structsp_nonattr, components_notype, component_notype_declarator,
868 absdcl1_ea, absdcl1_noea, direct_absdcl1, absdcl_maybe_attribute,
869 firstparm, setspecs_fp): New
870 (typed_declspecs, reserved_declspecs, typed_typespecs,
871 reserved_typespecquals, declmods, typespec, typespecqual_reserved,
872 typed_declspecs_no_prefix_attr reserved_declspecs_no_prefix_attr
873 declmods_no_prefix_attr, nonempty_type_quals, structsp,
874 type_quals): Remove. Users updated.
875 (initdecls, notype_initdecls, after_type_declarator,
876 parm_declarator, notype_declarator, absdcl1, components, ivars):
877 Don't allow attributes at the start of a declarator; include them
878 in the production containing the declarator instead. Always
879 require type specifiers before trying to redeclare a typedef name.
880 (typename): Allow for attributes but warn that they are ignored.
881 (parmlist, firstparm, setspecs_fp): Include attributes in
882 parmlist; suck them off the parser stack in firstparm using
885 Thu May 10 09:17:42 2001 Jeffrey A Law (law@cygnus.com)
887 * ifcvt.c (merge_if_block): Use any_uncondjump_p, not simplejump_p
888 to determine if a block has an unconditional jump at its end.
890 * jump.c (jump_optimize_1): When converting a conditional jump
891 to an unconditional jump, build the jump using gen_jump instead
892 of just modify operands in-place.
894 2001-05-09 Zack Weinberg <zackw@stanford.edu>
896 * cppinit.c (cpp_post_options): Shut off macro expansion if
898 * cpplib.c (_cpp_handle_directive): If -fpreprocessed, accept
899 IN_I directives only if the # is in column 1 and the directive
900 name begins in column 2.
901 * cppmain.c (scan_buffer): Insert a space between # and an
902 identifier, when that identifier is a directive name.
904 * tradcpp.c (struct file_buf): Add a pointer to the next entry
905 in the header search path.
906 (enum node_type): Add T_INCLUDE_NEXT.
907 (directive_table): Add entry for include_next.
908 (do_include_next): New function.
909 (process_include): New routine, broken out of do_include.
910 (finclude): Insert 'nhd' argument, to be copied into
911 next_header_dir of the new buffer.
912 (main): Adjust to match.
913 * gsyslimits.h, limity.h: Un-indent #include_next.
915 2001-05-09 Joseph S. Myers <jsm28@cam.ac.uk>
917 * objc.texi: Move from ../libobjc/objc-features.texi. Adjust for
918 inclusion as a chapter of the GCC manual.
919 * gcc.texi: Include objc.texi.
920 * fdl.texi: Use @unnumberedsec for the addendum.
921 * Makefile.in ($(srcdir)/gcc.info, gcc.dvi): Update dependencies.
923 Wed May 9 16:01:41 CEST 2001 Jan Hubicka <jh@suse.cz>
925 * i386.md (DImode move splitters): Use !MMX and !SSE for the condition.
927 Wed May 9 10:40:25 2001 Alexandre Oliva <aoliva@redhat.com>
929 * regclass.c (scan_one_insn): Update REG_N_REFS when optimizing
930 handling of two-address insns.
932 Wed May 9 10:36:18 2001 Alexandre Oliva <aoliva@redhat.com>
934 * Makefile.in (NM_FOR_TARGET): Look for ./nm, then
935 ../binutils/nm-new instead of ../binutils/nm.
937 Wed May 9 12:15:46 CEST 2001 Jan Hubicka <jh@suse.cz>
939 * i386.md (movdi splitter): Fix the splitting condition
940 (float_extenddftf splitter): Fix mode.
942 Wed May 9 12:05:39 CEST 2001 Jan Hubicka <jh@suse.cz>
944 * genrecog.c (write_switch): Avoid outputting of switch for
945 types wider than int.
947 2001-05-03 Andrew Haley <aph@cambridge.redhat.com>
949 * reload1.c (copy_eh_notes): New function.
950 (emit_input_reload_insns): Call it.
951 (emit_output_reload_insns): Call it.
953 2001-05-07 Zack Weinberg <zackw@stanford.edu>
955 * config.gcc (i[34567]86-*-sco3.2v4*, i[34567]86-*-sco*):
957 * config/i386/sco.h, config/i386/sco4.h, config/i386/scodbx.h,
958 config/i386/sco4dbx.h, config/i386/x-sco4: Delete file.
960 * optabs.c: Delete #ifdef BROKEN_LDEXP block.
962 2001-05-07 John David Anglin <dave@hiauly1.hia.nrc.ca>
964 * pa.md (interspace_jump): Revise comment.
965 (builtin_longjmp): Block initial setup insns from delay slot of
967 (builtin_setjmp_receiver): New expander to save and restore PIC
970 * som.h (NM_FLAGS): Remove `-n' sort option. Revise comment.
972 Mon May 7 09:30:14 2001 Jeffrey A Law (law@cygnus.com)
974 * toplev.c (compile_file): Set up the output file before we call
975 the various initializers for the compiler.
977 * except.c (sjlj_mark_call_sites): Do not search for assignments to
978 non-argumment registers that are mentioned in CALL_INSN_FUNCTION_USAGE.
980 * pa.h (MAX_LONG_TYPE_SIZE): Should be 32, not 64.
981 * pa-64.h (*_TYPE_SIZE): Undefine before redefining.
983 2001-05-06 Zack Weinberg <zackw@stanford.edu>
985 * Makefile.in (tradcpp0): Correct typo in dependency list.
987 2001-05-06 Geoff Keating <geoffk@redhat.com>
989 * config/rs6000/rs6000.c (rs6000_emit_prologue): Don't save
990 the link register if we're not going to use it.
992 * config/rs6000/rs6000.c (output_profile_hook): Fix a warning.
993 (output_function_profiler): Likewise.
995 2001-05-07 Alan Modra <amodra@one.net.au>
997 * pa.c (compute_frame_size): 64-bit frame marker is 16 bytes.
999 2001-05-06 Alexandre Oliva <aoliva@redhat.com>
1001 * unroll.c (loop_iterations): Don't sign-extend abs_diff;
1002 zero-extend it. Make abs_inc unsigned.
1004 * optabs.c (expand_binop): Sign-extend xop0 and xop1 from the
1005 widest mode in narrowing and widening operations.
1007 * config/mips/mips.md: Sign extend CONST_INTs.
1009 2001-05-06 Andreas Jaeger <aj@suse.de>
1011 * invoke.texi (Option Summary): Add -momit-leaf-frame-pointer
1012 (i386 Options): Document -momit-leaf-frame-pointer.
1014 2001-05-06 Neil Booth <neil@daikokuya.demon.co.uk>
1016 * c-typeck.c (internal_build_compound_expr): Check for
1017 array to pointer conversion just once.
1019 2001-05-05 Richard Henderson <rth@redhat.com>
1021 * integrate.c (copy_insn_list): Substitute NOTE_EXPECTED_VALUE.
1023 2001-05-05 Richard Henderson <rth@redhat.com>
1025 * except.c (remove_fixup_regions): Adjust REG_EH_REGION notes
1026 to the parent of the fixup region.
1028 2001-05-05 Jakub Jelinek <jakub@redhat.com>
1030 * gcc.c (cpp_options): Define __NO_INLINE__ unless we are honoring
1032 * cpp.texi (__NO_INLINE): Document it.
1034 2001-05-05 Neil Booth <neil@daikokuya.demon.co.uk>
1036 * cppfiles.c (struct include_file): New member err_no.
1037 (find_or_create_entry): Set it.
1038 (open_file): Don't set fds to -2. Instead, use err_no to
1039 remember previous errors, if any.
1041 2001-05-05 Stephane Carrez <Stephane.Carrez@worldnet.fr>
1043 * config/m68hc11/m68hc11.c (m68hc11_gen_movhi): Optimize moves
1044 between X and Y by using sequences of xgdx and xgdy.
1046 2001-05-05 Stephane Carrez <Stephane.Carrez@worldnet.fr>
1048 * config/m68hc11/m68hc11.md ("*logicalsi3_silshr16"): Use '?' instead
1049 of '!' for the 'D' alternative ('!' is too strong).
1050 ("*logicalsi3_silshl16"): Likewise.
1051 ("movstricthi"): Accept 'A' when 'd' constraint, remove spurious '+'.
1052 ("movstrictsi"): Remove spurious '+'.
1053 ("movstrictqi"): Don't accept 'A' and remove spurious '+'.
1054 ("tstqi_1", "*lshrqi3_const1"): Put 'm' constraint before 'd'.
1055 ("subqi3"): Disparage with '!' the 'x' and 'y' registers to avoid
1058 2001-05-04 David Edelsohn <edelsohn@gnu.org>
1060 * calls.c (store_one_arg): Don't divide align by BITS_PER_UNIT.
1062 2001-05-04 Lars Brinkhoff <lars@nocrew.org>
1064 * simplify-rtx.c (simplify_binary_operation): Simplify ~a + 1
1067 2001-05-04 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
1069 * config/rs6000/rs6000.md (ashldi3 splits): Guard with
1072 2001-05-04 Stephane Carrez <Stephane.Carrez@worldnet.fr>
1074 * config/m68hc11/m68hc11.md (lshrhi3_const1): Fix shift of
1075 soft register, use ror instead of rol.
1077 2001-05-04 Stephane Carrez <Stephane.Carrez@worldnet.fr>
1079 * config/m68hc11/m68hc11.c (m68hc11_check_z_replacement): Take
1080 into account pre/post increment decrement for 68HC12.
1081 Fix other problems in replacement and fix call to reg_mentioned_p.
1083 2001-05-04 Stephane Carrez <Stephane.Carrez@worldnet.fr>
1085 * config/m68hc11/larith.asm (L_regs_frame): New for _.frame.
1086 Put the soft registers in bss for 68HC12.
1087 (L_regs_d3_4): New for _.d3 and _.d4.
1088 (L_regs_d5_6): Likewise.
1089 (L_regs_d1_2): Likewise.
1090 * config/m68hc11/t-m68hc11-gas (T_CPPFLAGS): Compile new parts.
1092 2001-05-04 Stephane Carrez <Stephane.Carrez@worldnet.fr>
1094 * config/m68hc11/m68hc11.h (CPP_SPEC): Pass -D__HAVE_SHORT_DOUBLE__
1095 to the pre-processor when -fshort-double is specified.
1096 * config/m68hc11/m68hc11.2 (CPP_SPEC): Likewise.
1098 2001-05-04 Stephane Carrez <Stephane.Carrez@worldnet.fr>
1100 * config/m68hc11/larith.asm (divmodhi4): Empty for 68HC12.
1101 (__mulsi3): Rewrite for 68HC12.
1102 * config/m68hc11/m68hc11.md (divmodhi4): Use idivs for 68HC12.
1103 Mark 'x' constraint with earlyclobber to prevent a
1104 RELOAD_FOR_OTHER_ADDRESS to go in it.
1105 (mulhi3_m68hc12): New pattern.
1106 (mulhi3_m68hc11): Rename of mulhi3.
1107 (mulhi3): New expand for 68HC12 optimisation.
1108 (umulhisi3, mulhisi3): New patterns for 68HC12.
1110 2001-05-04 Stephane Carrez <Stephane.Carrez@worldnet.fr>
1112 * config/m68hc11/m68hc11.md (*tbne, *tbeq): New patterns for 68HC12.
1113 (extendqisi2, extendqihi2, extendhisi2): Use sex for 68HC12.
1114 (uminqi3, umaxqi3, uminhi3, umaxhi3): New pattern for 68HC12.
1116 2001-05-04 Stephane Carrez <Stephane.Carrez@worldnet.fr>
1118 * config/m68hc11/m68hc11.h (CONST_COSTS): Make the cost of
1119 constants cheap after reload.
1120 * config/m68hc11/m68hc11.c (m68hc11_shift_cost): Shift by 16 and 32
1122 (m68hc11_rtx_costs): Cost of multiplication by 65536 is expensive
1123 so that gcc prefers a shift by 16.
1124 (m6811_cost, m6812_cost): Make the shift cheap compared to an add.
1126 2001-05-04 Nick Clifton <nickc@cambridge.redhat.com>
1128 * config/arm/elf.h (ASM_OUTPUT_ALIGNED_COMMON): Define.
1130 2001-05-04 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1132 * alpha.h: NULL_PTR -> NULL.
1139 * i386.md: Likewise.
1142 * m68hc11.h: Likewise.
1143 * rs6000.h: Likewise.
1146 * sparc.h: Likewise.
1150 * final.c: Likewise.
1152 * recog.c: Likewise.
1154 2001-05-04 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1156 * i386.c (ix86_emit_restore_regs_using_mov, ix86_save_reg): Change
1157 `bool' parameter to `int'.
1159 * hash.c (hash_lookup): Likewise.
1161 * hash.h (hash_lookup): Likewise.
1163 * tlink.c (symbol_hash_lookup, demangled_hash_lookup): Likewise.
1165 Fri May 4 13:10:03 CEST 2001 Jan Hubicka <jh@suse.cz>
1167 * i386.c (x86_initialize_trampoline): Fix mode of constant.
1169 2001-05-03 Geoff Keating <geoffk@redhat.com>
1171 * invoke.texi (i386 Options): Delete references to -malign-jumps,
1172 -malign-loops, -malign-functions.
1173 * i386.c (ix86_align_funcs): Delete.
1174 (ix86_align_loops): Delete.
1175 (ix86_align_jumps): Delete.
1176 (override_options): Mark -malign-* as obsolete. Emulate their
1177 behaviour with the -falign-* options. Default -falign-* from
1178 the processor table.
1179 * i386.h (FUNCTION_BOUNDARY): Define to 16; revert Richard Kenner's
1180 patch of Wed May 2 13:09:36 2001.
1181 (LOOP_ALIGN): Delete.
1182 (LOOP_ALIGN_MAX_SKIP): Delete.
1183 (LABEL_ALIGN_AFTER_BARRIER): Delete.
1184 (LABEL_ALIGN_AFTER_BARRIER_MAX_SKIP): Delete.
1186 2001-05-04 Andreas Jaeger <aj@suse.de>
1188 * except.h: Add prototype declaration for
1189 expand_builtin_init_dwarf_reg_sizes.
1191 2001-05-03 Geoffrey Keating <geoffk@redhat.com>
1193 * Makefile.in (site.exp): Set TESTING_IN_BUILD_TREE.
1195 2001-05-03 Stephane Carrez <Stephane.Carrez@worldnet.fr>
1197 * config/m68hc11/m68hc11.md ("bitcmpqi"): New pattern for bitb
1199 ("bitcmpqi2"): New pattern for bit-extract and test.
1200 ("bitcmphi"): New pattern for bitb/bita instructions.
1202 2001-05-03 Joseph S. Myers <jsm28@cam.ac.uk>
1204 * gccbug.in: Use a temporary directory when the mktemp command is
1207 2001-05-03 Stephane Carrez <Stephane.Carrez@worldnet.fr>
1209 * config/m68hc11/m68hc11.h (STATIC_CHAIN_REGNUM): Use soft z register
1211 (INITIALIZE_TRAMPOLINE): Call it.
1212 (TRAMPOLINE_SIZE): Define according to 68HC11/68HC12.
1213 (TRAMPOLINE_TEMPLATE): Remove.
1214 * config/m68hc11/m68hc11.c (m68hc11_initialize_trampoline): New.
1215 * config/m68hc11/m68hc11-protos.h (m68hc11_initialize_trampoline):
1218 2001-05-03 David O'Brien <obrien@FreeBSD.org>
1220 * config/t-freebsd: Don't install "assert.h" in gcc. Compile crtbeginS.o
1221 and crtendS.o with PIC.
1223 2001-05-03 Stephane Carrez <Stephane.Carrez@worldnet.fr>
1225 * config/m68hc11/larith.asm (__mulqi3): Fix multiplication of two
1227 (___subdi3, ___adddi3): Use x instead of y as index register.
1228 (__init_bss_section, __map_data_section): Optimize for 68HC12.
1229 (__memset, __memcpy): Likewise.
1230 (regs): Put the soft registers in bss for 68HC12.
1231 (abort): Use trap to abort for 68hc12.
1232 (__mulhi3, __mulhi32): Use emul for 68hc12.
1233 (__mulsi3): Avoid to use the tmp soft register for 68hc12.
1235 2001-05-03 Stephane Carrez <Stephane.Carrez@worldnet.fr>
1237 * config/m68hc11/m68hc11.h (LIMIT_RELOAD_CLASS): Don't define.
1238 * config/m68hc11/m68hc11-protos.h (limit_reload_class): Remove.
1239 * config/m68hc11/m68hc11.c (limit_reload_class): Remove.
1240 (m68hc11_override_options): Remove setting of flag_no_nonansi_builtin.
1241 Set 68HC12 min offset to -65536.
1242 (print_operand): Put parenthesis arround the operand if it refers
1243 to a symbol having the same name as a register.
1244 (m68hc11_z_replacement): When z register is replaced by its
1245 equivalent soft register, force the insn to be re-recognized.
1246 (m68hc11_check_z_replacement): Fix the test when destination is
1247 the index register and z dies in the insn.
1248 (m68hc11_reorg): Remove the REG_DEAD notes beforce recomputing them.
1250 2001-05-03 Stephane Carrez <Stephane.Carrez@worldnet.fr>
1252 * config/m68hc11/m68hc11.c (m68hc11_override_options): Initialize
1253 costs according to processor variant.
1254 (m68hc11_shift_cost): New function to compute shift costs.
1255 (m68hc11_rtx_costs): Define costs according to processor variant.
1256 (m6811_cost): Costs for 68HC11.
1257 (m6812_cost): Costs for 68HC12.
1258 (COSTS_N_INSNS): Remove.
1260 * config/m68hc11/m68hc11.h (RTX_COSTS): New.
1261 (DEFAULT_RTX_COSTS): Remove.
1262 (CONST_COSTS): Define costs according to OUTER_CODE.
1263 (processor_costs): New struct to define costs.
1264 (m68hc11_cost): Pointer to current costs.
1266 2001-05-03 Stephane Carrez <Stephane.Carrez@worldnet.fr>
1268 * config/m68hc11/m68hc11.md (*addhi3_68hc12): Fix generation
1269 and use m68hc11_notice_keep_cc when using leax/leay.
1270 (addhi3 split): Reject split if the insn is handled by
1272 * config/m68hc11/m68hc11.c (m68hc11_split_move): For 68HC12 the
1273 push must be handled in a special way if the source operand uses
1274 sp as index register.
1275 (m68hc11_notice_keep_cc): New function.
1276 (m68hc11_gen_movhi): Use it when an insn changes a register but
1278 (m68hc11_gen_movqi): Fix move for 68HC12.
1279 * config/m68hc11/m68hc11-protos.h (m68hc11_notice_keep_cc): Declare.
1281 2001-05-03 Stephane Carrez <Stephane.Carrez@worldnet.fr>
1283 * config/m68hc11/m68hc11.c (m68hc11_emit_libcall): Use LCT_CONST
1284 and don't pass operands[0] to emit_library_call_value.
1286 2001-05-03 Stephane Carrez <Stephane.Carrez@worldnet.fr>
1288 * config/m68hc11/m68hc11.md (tsthi_1): Use cpd for 68HC12.
1289 (zero_extendsi split): Simplify and use (zero_extendhi).
1290 (*addhi3): Remove 'w' constraint since stack pointer is handled
1292 (*ashlhi3_2): Operand 2 is clobbered use '+' for its constraint.
1293 (*ashlhi3, *ashrhi3, *lshrhi3): Likewise.
1294 (*ashrhi3_const): Fix shift by 7.
1295 (*lshrsi3_const16): Fix template.
1296 (call, call_value): Fix constraint and predicate.
1298 2001-05-03 Stephane Carrez <Stephane.Carrez@worldnet.fr>
1300 * config/m68hc11/m68hc11.md (X_REGNUM, D_REGNUM): New constant.
1301 (Y_REGNUM, SP_REGNUM, PC_REGNUM, A_REGNUM, B_REGNUM): Likewise.
1302 (CC_REGNUM): Likewise.
1303 (*unnamed splits): Use above constants instead of hard coded numbers.
1304 (*adcq, *subcq, *addsi_carry, *rotlqi3_with_carry): Likewise.
1305 (*rotlhi3_with_carry, *rotrhi3_with_carry): Likewise.
1306 (*return_16bit, *unnamed peepholes): Likewise.
1308 2001-05-03 David O'Brien <obrien@FreeBSD.org>
1310 * config.gcc(rs6000-ibm-aix|powerpc-ibm-aix): Do not include
1311 rs6000/rs6000.h twice.
1313 2001-05-03 Mark Elbrecht <snowball3@bigfoot.com>
1315 * config/i386/djgpp.h (CPP_PREDEFINES): Define __GO32__.
1316 (CPP_SPEC): Conditionally define MSDOS and GO32.
1317 (SUBTARGET_SWITCHES): Ignore -mbnu210 and -mno-bnu210.
1318 (SUBTARGET_OVERRIDE_OPTIONS): Warn that -mbnu210 and -mno-bnu210 are
1320 (SUPPORTS_WEAK, SUPPORTS_ONE_ONLY): Remove.
1322 2001-05-03 Alexandre Oliva <aoliva@redhat.com>
1324 * config/mn10300/mn10300.md: Sign-extend GEN_INT operands.
1326 2001-05-03 Mark Mitchell <mark@codesourcery.com>
1328 * integrate.h (struct inline_remap): Add leaf_reg_map table.
1329 * integrate.c (expand_inline_function): Use xcalloc to allocate
1331 (copy_rtx_and_substitute): Use the leaf_reg_map for leaf
1334 2001-05-03 Mark Mitchell <mark@codesourcery.com>
1336 * c-dump.c (dequeue_and_dump): Don't look at DECL_ASSEMBLER_NAME
1339 2001-05-03 Alexandre Oliva <aoliva@redhat.com>
1341 * config/mn10300/mn10300.h (LINK_SPEC): Pass --relax to the
1342 linker if -mrelax is given.
1343 (TARGET_SWITCHES): Document -mrelax.
1345 Re-installed 2001-01-09's patch:
1346 * hwint.h (HOST_BITS_PER_WIDE_INT, HOST_WIDE_INT): Use long long
1347 if it's wider than long and the target's long is wider than the
1350 2001-05-02 David O'Brien <obrien@FreeBSD.org>
1352 * config.gcc, config/rs6000/aix51.h, config/rs6000/mach.h: Do not
1353 directly include rs6000/rs6000.h. Instead do it in tm.h.
1355 2001-05-02 Stan Shebs <shebs@apple.com>
1357 * objc/objc-act.c (STRING_OBJECT_CLASS_NAME): Default to
1358 NSConstantString for NeXT-style runtimes.
1359 (STRING_OBJECT_GLOBAL_NAME): New macro.
1360 (enum objc_tree_index): Add values OCTI_CNST_STR_GLOB_ID and
1361 OCTI_STRING_CLASS_DECL.
1362 (constant_string_global_id): New macro.
1363 (string_class_decl): Ditto.
1364 (setup_string_decl): New function.
1365 (build_objc_string_object): Use it to build a NeXT runtime
1366 compatible string initializer.
1368 2001-05-02 Jakub Jelinek <jakub@redhat.com>
1370 * tradcpp.c (do_define): Make sure we don't walk past limit.
1372 2000-05-01 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
1374 * config/rs6000/rs6000.c (rs6000_legitimate_address): Allow any stack
1375 offsets if not REG_OK_STRICT.
1377 * config/rs6000/rs6000.h (REG_OK_STRICT_FLAG): New macro.
1378 (INT_REG_OK_FOR_INDEX_P): Likewise.
1379 (INT_REG_OK_FOR_BASE_P): Likewise.
1380 (REG_OK_FOR_INDEX_P): Use INT_REG_OK_FOR_INDEX_P.
1381 (REG_OK_FOR_BASE_P): Use INT_REG_OK_FOR_BASE_P.
1382 (LEGITIMATE_OFFSET_ADDRESS_P): Use INT_REG_OK_FOR_INDEX_P and
1383 INT_REG_OK_FOR_BASE_P instead of REG_OK_FOR_INDEX_P and
1384 REG_OK_FOR_BASE_P. Take an additional parameter.
1385 (LEGITIMATE_INDEXED_ADDRESS_P): Likeewise.
1386 (LEGITIMATE_INDIRECT_ADDRESS_P): Likewise.
1387 (LEGITIMATE_LO_SUM_ADDRESS_P): Likewise.
1388 (GO_IF_LEGITIMATE_ADDRESS): Move code into new function
1389 rs6000_legitimate_address() and use it.
1390 * config/rs6000/rs6000.c: Update all callers.
1391 (rs6000_legitimate_address): New function.
1393 2001-05-02 David Edelsohn <edelsohn@gnu.org>
1395 * config/rs6000/rs6000.c (rs6000_emit_move): Merge
1396 special_constant conditional blocks together.
1398 2001-05-02 Dale Johannesen <dalej@apple.com>
1400 * config/rs6000/rs6000.h (RS6000_ARG_SIZE): Remove unused NAMED
1402 (STRICT_ARGUMENT_NAMING): Define.
1403 * config/rs6000/rs6000.c (function_arg_advance, function_arg,
1404 function_arg_partial_nregs, setup_incoming_varargs): Remove
1405 args logic which depends on "named" now that STRICT_ARGUMENT_NAMING
1408 Wed May 2 13:09:36 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1410 * config/i386/i386.h (FUNCTION_BOUNDARY): Result is unsigned.
1412 * function.c (fixup_var_regs_1, case SUBREG): Use promoted mode
1415 * expr.c (store_field): Do nothing except elaborate side-effects if
1418 2001-05-02 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1420 * c-lex.c: NULL_PTR -> NULL.
1422 * emit-rtl.c: Likewise.
1424 * genpeep.c: Likewise.
1426 * mips-tdump.c: Likewise.
1427 * reload1.c: Likewise.
1428 * rtlanal.c: Likewise.
1430 * stor-layout.c: Likewise.
1431 * toplev.c: Likewise.
1433 2001-05-01 Per Bothner <per@bothner.com>
1435 * expr.c (expand_expr): When compiling LABELED_BLOCK_EXPR,
1436 call do_pending_stack_adjust before emiting label.
1438 2001-05-01 Mark Mitchell <mark@codesourcery.com>
1440 * extend.texi: Fix typo.
1442 2001-05-01 Stan Shebs <shebs@apple.com>
1444 * objc/objc-act.c (build_module_descriptor): Clear DECL_CONTEXT
1445 of UOBJC_MODULES_decl.
1446 (generate_strings): Clear DECL_CONTEXT of new decl nodes.
1447 (generate_descriptor_table): Ditto.
1448 (generate_protocols): Ditto.
1449 (generate_protocol_list): Ditto.
1450 (generate_classref_translation_entry): Ditto.
1452 2001-05-01 Jeffrey Oldham <oldham@codesourcery.com>
1454 * invoke.texi (Optimize Options): Add documentation for `--param
1455 max-delay-slot-insn-search' and `--param
1456 max-delay-slot-live-search' and reorder --param section.
1457 * params.def: Modify initial comment.
1458 * params.h (param_info): Add `help' member.
1459 * toplev.c (lang_independent_params): Include `help' description.
1460 (display_help): Print --param parameters.
1462 2001-05-01 Zack Weinberg <zackw@stanford.edu>
1464 * config.gcc: Don't default xmake_file to ${cpu_type}/x-${cpu_type}.
1465 Remove references to deleted files.
1466 (*-*-openbsd): No need to override xmake_file.
1467 (*-*-sysv4): Treat like *-*-sysv.
1469 * configure.in: Probe for ldopen in various places, and set up
1470 collect2 to be linked with them if found.
1471 Don't dink with Windows registry stuff unless $host_os is a
1472 Win32 os name. Check to see if we need -ladvapi32.
1473 * configure: Regenerate.
1475 * Makefile: Get rid of CLIB and HOST_CLIB.
1476 Substitute in COLLECT2_LIBS and link collect2 against its contents.
1477 * build-make: Get rid of HOST_CLIB.
1479 * config/a29k/x-unix, config/alpha/x-osf, config/i386/x-aix,
1480 config/i386/x-osfrose, config/m68k/x-dpx2, config/mips/x-iris3,
1481 config/mips/x-mips, config/mips/x-osfrose, config/mips/x-sony,
1482 config/mips/x-sysv, config/rs6000/x-aix31, config/rs6000/x-aix41,
1483 config/rs6000/x-rs6000: Delete.
1485 * config/i386/x-cygwin, config/m68k/t-aux, config/mips/x-iris:
1488 24 x-host fragments remain, 0 x-cpu, 3 top level.
1490 2001-05-01 Zack Weinberg <zackw@stanford.edu>
1492 * aclocal.m4 (gcc_AC_C_CHAR_BIT): Correct test program.
1493 * configure: Regenerate.
1495 2001-05-01 Angela Marie Thomas <angela@cygnus.com>
1497 * Makefile.in (install-headers): Remove redundant dependency.
1499 2001-05-01 Nathan Sidwell <nathan@codesourcery.com>
1501 * c-tree.texi (USING_STMT): Document.
1503 2001-05-01 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1505 * bitmap.c: Change NULL_PTR to NULL or "(rtx*)0".
1506 * c-common.c: Likewise.
1507 * c-decl.c: Likewise.
1508 * combine.c: Likewise.
1509 * rs6000.c: Likewise.
1510 * except.c: Likewise.
1511 * explow.c: Likewise.
1513 * fold-const.c: Likewise.
1514 * function.c: Likewise.
1517 * integrate.c: Likewise.
1519 * objc/objc-act.c: Likewise.
1520 * recog.c: Likewise.
1521 * reg-stack.c: Likewise.
1522 * reload.c: Likewise.
1523 * reload1.c: Likewise.
1524 * simplify-rtx.c: Likewise.
1526 * varasm.c: Likewise.
1528 2001-05-01 Gabriel Dos Reis <gdr@codesourcery.com>
1530 * diagnostic.def: New file.
1531 * diagnostic.h (diagnostic_t): New enum.
1532 * Makefile.in (diagnostic.o): Depend on diagnostic.def
1534 2001-04-30 Zack Weinberg <zackw@stanford.edu>
1536 * tsystem.h: Test only POSIX for availability of string.h
1538 * config.gcc (all systems): If USG appeared in xm_defines,
1539 change it to POSIX. If both USG and POSIX appeared, just
1540 delete USG. Remove unnecessary quotes around xm_defines
1542 (m68k-crds-unos*): Don't #define unos - tested nowhere.
1543 (m68k-apple-aux*): Don't #define AUX - tested nowhere.
1544 (alpha*-*-linux*ecoff*, powerpc-*-linux*libc1,
1545 powerpc-*-linux*): No need to set xm_defines - handled by
1546 global settings for *-*-linux*.
1548 2001-04-30 Zack Weinberg <zackw@stanford.edu>
1550 * dbxout.c, mips-tfile.c, config/mips/mips.c, xcoffout.c:
1551 Always include gstab.h, not system stab.h. Don't provide
1552 default definitions of N_CATCH or N_OPT. Always use the
1553 gstab.h variant of STAB_CODE_TYPE.
1554 * final.c: Don't include stab.h/gstab.h at all, or provide
1555 defaults for N_SLINE and N_SOL.
1557 * xcoffout.c: Can assume N_MAIN, N_DSLINE, N_BSLINE, N_BINCL,
1558 N_EINCL, N_EXCL, N_M2C, N_SCOPE, N_CATCH, and N_OPT are
1560 * sdbout.c: Always include gsyms.h instead of system syms.h.
1562 * configure.in: No need to check for stab.h.
1563 * configure, config.in: Regenerate.
1564 * Makefile.in (final.o): Don't depend on gstab.h.
1566 2001-04-30 Mark Mitchell <mark@codesourcery.com>
1567 Richard Henderson <rth@redhat.com>
1569 * extend.texi: Improve documentation of volatile asms.
1571 2001-04-30 Mark Mitchell <mark@codesourcery.com>
1573 * c-tree.texi: Fix thinko.
1574 * gcc.texi: Likewise.
1576 2001-04-30 Richard Henderson <rth@redhat.com>
1578 * c-common.c (c_promoting_integer_type_p): New function, from the
1579 corpse of old macro. Properly promote too-small enumerations and
1580 booleans. Adjust all callers.
1581 * c-common.h (C_PROMOTING_INTEGER_TYPE_P): Remove.
1582 (c_promoting_integer_type_p): Declare.
1583 * c-decl.c: Adjust C_PROMOTING_INTEGER_TYPE_P invocations.
1584 * c-typeck.c: Likewise.
1585 (default_conversion): Remove now redundant boolean check.
1587 2001-04-30 Jan Hubicka <jh@suse.cz>
1588 Richard Henderson <rth@redhat.com>
1590 * regmove.c (try_apply_stack_adjustment): Remove now redundant
1592 (combine_stack_adjustments_for_block): Don't combine stack
1593 allocation followed by deallocations. Handle grow-up stacks.
1595 2001-04-30 Mark Mitchell <mark@codesourcery.com>
1597 * fdl.texi: New file.
1598 * c-tree.texi: Use the GFDL.
1599 * gcc.texi: Likewise.
1601 2001-04-30 Stan Shebs <shebs@apple.com>
1603 * invoke.texi: Add a section documenting Objective-C options.
1605 2001-04-27 Andrew Haley <aph@cambridge.redhat.com>
1607 * emit-rtl.c (try_split): Copy EH notes to sequence.
1609 2001-04-30 Mark Mitchell <mark@codesourcery.com>
1611 * regmove.c (record_stack_memrefs): Catch all references to the
1614 2001-04-29 Toomas Rosin <toomas at ns dot tklabor dot ee>
1616 * Makefile.in (stmp-fixinc): quote shell assignment values
1618 2001-04-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1620 * c-aux-info.c: NULL_PTR->NULL in calls to `concat'.
1624 * prefix.c: Likewise.
1626 2001-04-28 Stan Shebs <shebs@apple.com>
1628 * objc/objc-act.c (handle_class_ref): Rewrite to flush target
1629 specific code and use new macro ASM_DECLARE_UNRESOLVED_REFERENCE.
1630 * config/darwin.h (ASM_DECLARE_UNRESOLVED_REFERENCE): Define.
1631 * tm.texi (ASM_DECLARE_UNRESOLVED_REFERENCE): Document.
1633 * config/darwin.h (STANDARD_EXEC_PREFIX): Don't define.
1634 (NEXT_OBJC_RUNTIME): Define.
1636 Sat Apr 28 21:02:58 CEST 2001 Jan Hubicka <jh@suse.cz>
1638 * rtl.h (simplify_gen_relational): Add cmp_mode parameter.
1639 * simplify-rtx.c (simplify_gen_relational): Likewise.
1641 * simplify-rtx.c (simplify_replace_rtx): Handle relationals and MEMs.
1643 * i386.h (VALID_SSE_REG_MODE): Accept MMX modes if SSE2
1644 * i386.md (movsi_1, movdi2, movdi_1_rex64): Handle SSE2 moves.
1646 * i386.md (negsf2, negdf2, abssf2, absdf2): Force operands to
1647 registers in SSE case; fix handling of the immediates.
1648 (negsf2_ifs, abssf2_ifs): Tweak constraints; require
1649 operands to be in regsiters before reload.
1650 (negdf2_ifs, absdf2_ifs): Likewise; disable for 64bit
1651 (negdf2_ifs_rex64, absdf2_ifs_rtx64): New.
1652 (abstf,absxf,negtf,negxf splitters): Compute
1653 properly the regnum for x86_64.
1654 (avsdf2_if_rex64): New.
1656 Sat Apr 28 10:36:23 2001 Jeffrey A Law (law@cygnus.com)
1658 * flow.c (propagate_block_delete_insn): Handle deletion of ADDR_VEC
1659 and ADDR_DIFF_VEC insns when the proceeding CODE_LABEL was put
1660 into the constant pool.
1661 * jump.c (jump_optimize_1): Remove barrier successors after all
1662 the LABEL_NUSES counds have been computed.
1663 (delete_barrier_successors): When deleting a tablejump insn, also
1664 delete the jump table it uses.
1665 * varasm.c (force_const_mem): Set LABEL_PRESERVE_P when forcing a
1668 2001-04-28 Martin Kalen <martin.kalen@todaysystems.com.au>
1670 * pa.c (FRP): Remove erroneous white space in macro definition.
1672 2001-04-28 Andreas Jaeger <aj@suse.de>
1674 * invoke.texi: Use XX-bit instead of XXbit or XX bit where
1676 * extend.texi: Likewise.
1677 * tm.texi: Likewise.
1679 2001-04-28 Andreas Jaeger <aj@suse.de>
1681 * md.texi: Use XX-bit instead of XXbit or XX bit where
1684 2001-04-28 Jens Schweikhardt <schweikh@schweikhardt.net>
1686 * gcc.c (process_command): Allow -l lib in addition to -llib
1687 for POSIX compliance. This fixes PR c/2347.
1689 * invoke.texi: Update section on Link Options accordingly.
1691 2001-04-27 Zack Weinberg <zackw@stanford.edu>
1693 * function.c (purge_addressof_1): Remove the duplicate
1694 if (code == SET) block. Fold the two if (code == ADDRESSOF)
1697 2001-04-28 Jason Merrill <jason_merrill@redhat.com>
1699 * except.c (expand_eh_region_start): Don't start a new block.
1700 (expand_eh_region_end): Don't end a block.
1701 * stmt.c (expand_end_bindings): Don't end EH blocks.
1702 (expand_decl_cleanup): Starting an EH region won't change the block.
1703 (mark_block_as_eh_region, mark_block_as_not_eh_region): Lose.
1704 (is_eh_region): Lose.
1707 2001-04-27 Jeffrey Oldham <oldham@codesourcery.com>
1709 * except.c (expand_eh_region_end_cleanup): word_mode, not Pmode.
1711 * collect2.c (main): Add `-L' case to remove duplicate entries.
1712 (is_in_args): New function to check for a duplicate argument.
1713 * defaults.h (LINK_ELIMINATE_DUPLICATE_LDIRECTORIES): New macro.
1714 * tm.texi (LINK_ELIMINATE_DUPLICATE_LDIRECTORIES): New documentation.
1715 * config/mips/iris6.h (LINK_ELIMINATE_DUPLICATE_LDIRECTORIES):
1716 Define to be nonzero.
1718 2001-04-27 Andreas Jaeger <aj@suse.de>
1719 Richard Henderson <rth@redhat.com>
1721 * md.texi (Machine Constraints): Document additional i386
1722 constraints and fix description of "A".
1724 Fri Apr 27 10:43:49 2001 Jeffrey A Law (law@cygnus.com)
1726 * tm.texi (TARGET_MEM_FUNCTIONS): Update text.
1728 2001-04-27 Jason Merrill <jason_merrill@redhat.com>
1730 * except.c (get_exception_filter): word_mode, not Pmode.
1732 2001-04-26 Geoffrey Keating <geoffk@redhat.com>
1734 * config/sparc/sparc.md (movsf_no_f_insn): Add more alternatives
1735 common to other movsf patterns. Move up so that in future
1736 people who change the other patterns will change it too.
1737 (movsf_lo_sum): Allow even for soft-float; add appropriate
1739 (movsf_high): Likewise.
1740 (movsf_high+1): Allow even for soft-float.
1742 * function.c (expand_function_end): Always clobber the
1743 return registers, even if there is no return label.
1745 Thu Apr 26 20:28:21 CEST 2001 Jan Hubicka <jh@suse.cz>
1747 * (ix86_expand_fp_movcc): Re-enable SSE conditional move generation.
1749 Thu Apr 26 19:20:28 CEST 2001 Jan Hubicka <jh@suse.cz>
1751 * i386.md (abs/neg splitter): Fix calculation of sign bit for TFmodes
1752 (pushqi2_rex64, pushhi2_rex64): Add.
1754 2001-04-26 Andrew Haley <aph@cambridge.redhat.com>
1756 * except.c (expand_eh_region_end_cleanup): Force pending stack
1757 adjust before emitting label that branches around cleanup code.
1759 2001-04-26 H.J. Lu (hjl@gnu.org)
1761 * config.gcc (mips*-*-linux*): Add elfos.h to tm_file.
1763 * config/mips/ecoff.h (STARTFILE_SPEC): Undefine before
1765 * config/mips/elf64.h (MAX_OFILE_ALIGNMENT): Likewise.
1766 (ASM_OUTPUT_SECTION_NAME): Likewise.
1767 (ASM_WEAKEN_LABEL): Likewise.
1768 (UNIQUE_SECTION): Likewise.
1769 (ASM_OUTPUT_CONSTRUCTOR): Likewise.
1770 (ASM_OUTPUT_DESTRUCTOR): Likewise.
1771 * config/mips/elf.h (MAX_OFILE_ALIGNMENT): Likewise.
1772 (ASM_OUTPUT_SECTION_NAME): Likewise.
1773 (ASM_WEAKEN_LABEL): Likewise.
1774 (UNIQUE_SECTION): Likewise.
1775 (ASM_OUTPUT_CONSTRUCTOR): Likewise.
1776 (ASM_OUTPUT_DESTRUCTOR): Likewise.
1777 * config/mips/linux.h (HANDLE_SYSV_PRAGMA): Likewise.
1778 * config/mips/mips.h (DBX_CONTIN_LENGTH): Likewise.
1779 (ASM_FILE_START): Likewise.
1780 (ASM_OUTPUT_SOURCE_LINE): Likewise.
1781 (ASM_DECLARE_OBJECT_NAME): Likewise.
1782 (ASM_FILE_END): Likewise.
1783 (ASM_DECLARE_FUNCTION_NAME): Likewise.
1784 (ASM_OUTPUT_INTERNAL_LABEL): Likewise.
1785 (ASM_GENERATE_INTERNAL_LABEL): Likewise.
1786 (ASM_OUTPUT_CASE_LABEL): Likewise.
1787 (ASM_OUTPUT_SKIP): Likewise.
1788 (ASM_OUTPUT_ASCII): Likewise.
1789 (ASM_OUTPUT_IDENT): Likewise.
1790 (READONLY_DATA_SECTION): Likewise.
1791 (EXTRA_SECTIONS): Likewise.
1792 (EXTRA_SECTION_FUNCTIONS): Likewise.
1793 (SELECT_RTX_SECTION): Likewise.
1794 (SELECT_SECTION): Likewise.
1796 * config/mips/linux.h (INVOKE__main): Undefine.
1797 (CTOR_LIST_BEGIN): Likewise.
1798 (CTOR_LIST_END): Likewise.
1799 (DTOR_LIST_BEGIN): Likewise.
1800 (DTOR_LIST_END): Likewise.
1801 (SET_ASM_OP): Defined it to ".dummy".
1802 (ASM_OUTPUT_DEF): Defined.
1803 (ASM_OUTPUT_DEFINE_LABEL_DIFFERENCE_SYMBOL): Defined.
1805 2001-04-26 Nick Clifton <nickc@cambridge.redhat.com>
1807 * config/arm/arm.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Define, if the
1808 assembler supports .p2align.
1810 2001-04-26 Nathan Sidwell <nathan@codesourcery.com>
1812 * c-lex.c (c_lex): Remove # from %o diagnostic formatting.
1814 2001-04-26 Jakub Jelinek <jakub@redhat.com>
1816 * integrate.c (expand_inline_function): Check for error_mark_node
1819 2001-04-26 Jakub Jelinek <jakub@redhat.com>
1821 * config/i386/i386.h (CC1_CPU_SPEC): Fix deprecation warnings for
1824 2001-04-26 Alexandre Oliva <aoliva@redhat.com>
1826 * configure.in (configargs.h): Define thread_model.
1827 * configure: Rebuilt.
1828 * gcc.c (main): Print it with -v.
1830 2001-04-25 Joseph S. Myers <jsm28@cam.ac.uk>
1832 * invoke.texi: Document -Wmissing-braces, -dumpspecs,
1833 -dumpmachine, -dumpversion, -fmem-report and -ftime-report.
1834 * gcc.1: Regenerate.
1836 2001-04-25 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
1838 * dwarfout.c (is_pseudo_reg, type_main_variant, is_tagged_type,
1839 is_redundant_typedef): Use static inline instead of inline static.
1841 Wed Apr 25 18:21:01 2001 Christopher Faylor <cgf@cygnus.com>
1843 * config/i386/cygwin.h: Move W32API search to LINK_SPEC to ensure that
1844 this directory is always searched.
1846 2001-04-25 Richard Henderson <rth@redhat.com>
1848 * config/i386/i386.c (ix86_expand_epilogue): Properly compute size
1849 of registers to restore along non eh_return path.
1851 2001-04-25 Jakub Jelinek <jakub@redhat.com>
1853 * c-format.c (check_format_info_recurse): Handle
1854 PLUS_EXPR for format string.
1856 2001-04-25 Jakub Jelinek <jakub@redhat.com>
1858 * config/ia64/ia64.h (CC1_SPEC): Define.
1859 * config/ia64/linux.h (CC1_SPEC): Define.
1861 Wed Apr 25 17:09:50 2001 J"orn Rennecke <amylaar@redhat.com>
1863 * emit-rtl.c (constant_subword): Also do sign extension in
1864 BITS_PER_WORD == 16 case.
1866 2001-04-25 Jason Merrill <jason_merrill@redhat.com>
1868 * loop.c (try_swap_copy_prop): Go back to checking insn.
1870 2001-04-25 Jakub Jelinek <jakub@redhat.com>
1872 * emit-rtl.c (subreg_hard_regno): Only do HARD_REGNO_MODE_OK check
1873 if check_mode is non-zero.
1875 2001-04-25 Jakub Jelinek <jakub@redhat.com>
1877 * config/i386/i386.c (ix86_expand_int_movcc): If overlap between
1878 out and comparison sequence has been detected, put result into
1879 proper temporary pseudo.
1881 2001-04-24 Zack Weinberg <zackw@stanford.edu>
1883 * Makefile.in (LIB2FUNCS): Remove _varargs and __dummy.
1884 * libgcc-std.ver: Remove __builtin_saveregs, __dummy, and __empty.
1885 * libgcc2.c: Remove __dummy and __builtin_saveregs.
1886 * libgcc2.h: Don't prototype __builtin_saveregs or __dummy.
1887 * config/i860/varargs.asm: New file - preserve i860 __builtin_saveregs
1888 for future reference.
1890 2001-04-24 Jason Merrill <jason_merrill@redhat.com>
1892 * except.c (reachable_handlers): Step out one level from a RESX.
1894 * except.c (struct eh_region): Rename 'last' to 'resume'.
1895 (mark_eh_region, duplicate_eh_region_1): Adjust.
1896 (expand_eh_region_end_cleanup): Remember the jump, not the barrier.
1897 (build_post_landing_pads): Likewise.
1898 (expand_end_catch, expand_eh_region_end_allowed): Don't set it.
1899 (expand_eh_region_end_must_not_throw): Likewise.
1900 (connect_post_landing_pads): Thread (only) regions with non-deleted
1903 * except.c (expand_eh_region_end_cleanup): Save the EH return data
1904 registers around the cleanup.
1905 (get_exception_filter): New fn.
1906 (finish_eh_generation): Use it.
1908 2001-04-24 Nathan Sidwell <nathan@codesourcery.com>
1910 * c-semantics.c (add_scope_stmt): Don't call
1911 current_scope_stmt_stack multiple times.
1913 2001-04-24 Zack Weinberg <zackw@stanford.edu>
1914 Nathan Sidwell <nathan@codesourcery.com>
1916 Lazy __FUNCTION__ generation.
1917 * c-common.h (RID_FUNCTION_NAME, RID_PRETTY_FUNCTION_NAME,
1918 RID_C99_FUNCTION_NAME): New _RIDs.
1919 (CTI_FUNCTION_ID, CTI_PRETTY_FUNCTION_ID, CTI_FUNC_ID): Remove.
1920 (CTI_FUNCTION_NAME_DECL, CTI_PRETTY_FUNCTION_NAME_DECL,
1921 CTI_C99_FUNCTION_NAME_DECL, CTI_SAVED_FUNCTION_NAME_DECLS): New
1923 (function_id_node, pretty_function_id_node, func_id_node): Remove.
1924 (c99_function_name_decl_node, function_name_decl_node,
1925 pretty_function_name_decl_node, saved_function_name_decls):
1927 (struct language_function): Remove x_function_name_declared_p.
1928 (make_fname_decl): Remove a parameter.
1929 (declare_function_names): Remove prototype.
1930 (start_fname_decls, finish_fname_decls): Prototype.
1931 (fname_as_string): Likewise.
1932 (fname_string, fname_decl): Likewise.
1933 * c-common.c (make_fname_decl): Adjust.
1934 (struct fname_var_t): New struct.
1935 (fname_vars): New static array.
1936 (declare_function_name): Remove.
1937 (start_fname_decls, finish_fname_decls): New functions.
1938 (fname_as_string): New function from remnants of
1939 declare_function_name.
1940 (fname_string, fname_decl): New functions.
1942 * c-decl.c (c_function_name_declared_p): Remove.
1943 (init_decl_processing): Don't generate __FUNCTION__ et al ids,
1944 don't call declare_function_name. Call start_fname_decls.
1945 (c_make_fname_decl): Adjust parameters. Generate the name. Don't
1946 clobber the line number. Call finish_decl.
1947 (start_function): Call start_fname_decls.
1948 (finish_function): Call finish_fname_decls.
1949 Remove c_function_name_declared_p.
1950 (push_c_function_context): Don't push c_function_name_declared_p.
1951 (pop_c_function_context): Don't pop c_function_name_declared_p.
1952 (c_begin_compound_stmt): Don't check c_function_name_declared_p.
1953 * c-parse.in (STRING_FUNC_NAME, VAR_FUNC_NAME): New tokens.
1954 (program): Call finish_fname_decls for C.
1955 (primary): Add VAR_FUNC_NAME.
1956 (reswords): Add slots for __FUNCTION__ et al.
1957 (rid_to_yy): Add mappings for __FUNCTION__ et al.
1958 (yylexname): If it's a STRING_FUNC_NAME generate the function name
1959 now. Don't look for VAR_DECLs containing __FUNCTION__ et al.
1960 * c-semantics.c (prune_unused_decls): Remove.
1961 (finish_stmt_tree): Don't call prune_unused_decls.
1962 (genrtl_decl_stmt): Don't prune unused decls here.
1964 2001-04-24 Nick Clifton <nickc@cambridge.redhat.com>
1966 * dwarf2out.c (mem_loc_descriptor): If a SYMBOL_REF is in the
1967 constant pool, use the pool's SYMBOL_REF instead.
1969 * config/v850/v850.h (STRICT_ALIGNMENT): Always set, even for the
1972 2001-04-23 Joseph S. Myers <jsm28@cam.ac.uk>
1974 * c-convert.c (convert): When converting to a BOOLEAN_TYPE, avoid
1975 passing nested NOP_EXPRs to fold.
1977 Mon Apr 23 14:32:12 CEST 2001 Jan Hubicka <jh@suse.cz>
1979 * reg-stack.c (emit_swap_insn): Do not get pass CALL_INSNs.
1981 2001-04-22 Mark Mitchell <mark@codesourcery.com>
1983 * loop.c (loop_delete_insns): Add prototype.
1985 2001-04-23 Phil Edwards <pme@sources.redhat.com>
1987 * configure.in: Remove ENABLE_STD_NAMESPACE.
1988 * config.in: Regenerated.
1989 * configure: Regenerated.
1991 2001-04-22 Stan Shebs <shebs@apple.com>
1993 * config.gcc (powerpc-*-darwin*): Move the flag in xm-darwin.h
1995 * config/rs6000/xm-darwin.h: Remove file.
1997 2001-04-22 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1999 * collect2.c (main): Use concat in lieu of xmalloc/sprintf.
2000 (write_c_file_stat): Likewise.
2002 * dbxout.c (dbxout_init): Likewise.
2004 * profile.c (output_func_start_profiler): Likewise.
2006 2001-04-22 Philipp Thomas <pthomas@suse.de>
2008 * ABOUT-GCC-NLS: Now that gettext 0.10.37 is out,
2009 require it instead of the CVS version.
2010 * cpperror.c (v_message): Put a blank before the macro
2011 body to not confuse exgettext.
2013 2001-04-21 Mark Mitchell <mark@codesourcery.com>
2015 * flow.c (proagate_one_insn): Remove useless assignment.
2016 * jump.c (delete_insn): Tidy.
2017 * loop.c (try_copy_prop): When deleting an instruction with a
2018 REG_RETVAL note, delete the entire libcall sequence.
2019 (loop_delete_insns): New function.
2020 * unroll.c (initial_reg_note_copy): Copy INSN_LIST notes, even if
2021 we're not substituting into them yet.
2023 2001-04-21 Kazu Hirata <kazu@hxi.com>
2025 * config/h8300/h8300.c (general_operand_src): Fix a comment typo.
2027 * config/sparc/sparc.c (sparc_flat_eligible_for_epilogue_delay):
2029 * config/i960/i960.c (signed_arith_operand): Likewise.
2031 * calls.c (expand_call): Fix a comment typo.
2033 2001-04-20 Zack Weinberg <zackw@stanford.edu>
2035 * configure.in: Probe for times, clock, struct tms, and clock_t.
2036 * configure, config.in: Regenerate.
2037 * timevar.c: Replace ifdef forest in get_time with (relatively)
2038 straightforward series of checks based on autoconf's probes.
2040 Fri Apr 20 12:24:50 2001 Jeffrey A Law (law@cygnus.com)
2042 * config/pa/som.h (NM_FLAGS): Define.
2044 2001-04-20 Bernd Schmidt <bernds@redhat.com>
2046 * ia64.h (MD_SCHED_REORDER, MD_SCHED_REORDER2): Pass CLOCK to called
2048 * ia64-protos.h (ia64_sched_reorder): Additional arg for clock.
2049 * ia64.c (nop_cycles_until): New function.
2050 (prev_cycle, prev_first, last_issued): New static variables.
2051 (ia64_sched_reorder): Additional arg for clock.
2052 On final scheduling pass, emit extra NOPs as needed.
2053 Set prev_first and prev_cycle.
2054 (ia64_sched_reorder2): Pass clock arg down to ia64_sched_reorder.
2055 (ia64_variable_issue): Set last_issued.
2057 2001-04-20 Alexandre Oliva <aoliva@redhat.com>
2059 * config/i386/i386.c (ix86_expand_int_movcc,
2060 ix86_expand_strlensi_unroll_1): Sign-extend CONST_INTs.
2062 2001-04-20 Geoff Keating <geoffk@redhat.com>
2064 * config/rs6000/rs6000.md (ctrsi_internal1, ctrsi_internal2,
2065 ctrsi_internal3, ctrsi_internal4, ctrsi_internal5,
2066 ctrsi_internal6, ctrdi_internal1, ctrdi_internal2,
2067 ctrdi_internal3, ctrdi_internal4, ctrdi_internal5,
2068 ctrdi_internal6): In the short-branch case, this insn is only 4
2069 bytes long. Reported by Reza Yazdani <reza@apple.com>.
2071 2001-04-20 Jakub Jelinek <jakub@redhat.com>
2073 * reg-stack.c (check_asm_stack_operands): Issue error if "=t" resp.
2074 "=u" is used together with "st" resp. "st(1)" clobber.
2076 2001-04-20 Jakub Jelinek <jakub@redhat.com>
2078 * gcse.c (gcse_main): Fix comment typo.
2079 (delete_null_pointer_check): Likewise.
2080 (hash_scan_set): Don't consider sets with REG_EQUIV MEM notes.
2081 * cse.c (cse_insn): Likewise.
2082 * function.c (fixup_var_refs_insns_with_hash): The sequence is
2085 2001-04-19 Zack Weinberg <zackw@stanford.edu>
2087 * toplev.c: Excise all code for the undocumented -dm option.
2088 (float_signal): Call signal just once, unconditionally.
2090 2001-04-19 Geoff Keating <geoffk@redhat.com>
2092 * fold-const.c (fold): Use first_rtl_op rather than
2093 TREE_CODE_LENGTH when looping over parameters of a tree.
2094 Correct strange grouping in test for evaluated SAVE_EXPR.
2096 Thu Apr 19 19:15:26 2001 Jeffrey A Law (law@cygnus.com)
2098 * config/pa/pa-linux.h (CPLUSPLUS_CPP_SPEC): Undefine.
2099 * config/pa/pa.h (CPLUSPLuS_CPP_SPEC): Define.
2101 * config/pa/som.h (ASM_OUTPUT_FUNCTION_PREFIX): Truncate subspace
2102 name at 32 total characters.
2103 (ASM_OUTPUT_SECTION_NAME): Similarly. Also, only support placing
2104 functions in named sections -- data items can still go into unique
2105 sections, but they have normal names (ie $LIT$ and $DATA$).
2107 * config/pa/som.h (SUPPORTS_INIT_PRIORITY): SOM does not support
2110 2001-04-19 DJ Delorie <dj@redhat.com>
2112 * config/alpha/vms.h: Change OBJECT_SUFFIX and EXECUTABLE_SUFFIX
2113 to TARGET_OBJECT_SUFFIX and TARGET_EXECUTABLE_SUFFIX.
2114 * config/i386/cygwin.h: Likewise.
2115 * config/i386/mingw32.h: Likewise.
2116 * config/vax/vms.h: Likewise.
2117 * config/i386/djgpp.h: Remove NO_AUTO_EXE_SUFFIX.
2119 * config/alpha/xm-vms.h: Change OBJECT_SUFFIX and EXECUTABLE_SUFFIX
2120 to HOST_OBJECT_SUFFIX and HOST_EXECUTABLE_SUFFIX.
2121 * config/i386/xm-cygwin.h: Likewise.
2122 * config/i386/xm-djgpp.h: Likewise.
2123 * config/i386/xm-mingw32.h: Likewise.
2124 * config/vax/xm-vms.h: Likewise.
2126 * mkdeps.c (deps_add_default_target): Use TARGET_OBJECT_SUFFIX
2127 instead of OBJECT_SUFFIX.
2128 * collect2.c (find_a_file): Look for files matching the extension
2129 HOST_EXECUTABLE_SUFFIX instead of EXECUTABLE_SUFFIX.
2130 * gcc.c (DEFAULT_SWITCH_CURTAILS_COMPILATION): Depend on
2131 TARGET_EXECUTABLE_SUFFIX.
2132 (find_a_file): Use HOST_EXECUTABLE_SUFFIX.
2133 (make_relative_prefix): Likewise.
2134 (convert_filename): Use TARGET_ suffixes throughout. Remove
2136 (process_command): Likewise.
2137 (do_spec_1): Likewise.
2138 * java/lang.c (init_parse): Likewise.
2140 * gcc.texi : Document four new options matching the pattern
2141 (HOST|TARGET)_(OBJECT|EXECUTABLE)_SUFFIX. Remove documentation
2142 for deleted macros OBJECT_SUFFIX and EXECUTABLE_SUFFIX. Remove
2143 documentation for NO_AUTO_EXE_SUFFIX.
2145 2001-04-19 Mark Mitchell <mark@codesourcery.com>
2147 * toplev.h (struct lang_hooks): Allow decode_option to indicate
2148 that language-independent processing should not be done.
2149 * toplev.c (main): Adjust accordingly.
2151 * rtl.texi (jump_insn): Expand on JUMP_LABEL documentation.
2152 * loop.c (load_mems): Handle a NULL JUMP_LABEL for a JUMP_INSN.
2154 * mips.md (reload_outputdi): Require that operand0 be a
2157 2001-04-19 Jakub Jelinek <jakub@redhat.com>
2159 * invoke.texi (-Wshadow): Clarify.
2161 2001-04-18 Mark Mitchell <mark@codesourcery.com>
2163 * loop.c (load_mems): Examine all the instructions in the loop
2164 before concluding that all jumps branch to the first instruction
2167 Wed Apr 18 20:32:03 2001 Christopher Faylor <cgf@cygnus.com>
2169 * config/i386/xm-cygwin.h (CPP_SPEC): Fix typo.
2171 2001-04-18 Jakub Jelinek <jakub@redhat.com>
2173 * cpp.texi (-Wwhite-space): Remove.
2174 (-Wall): -Wall does not imply -Wwhite-space.
2176 2001-04-17 Zack Weinberg <zackw@stanford.edu>
2178 * dbxout.c (dbxout_init): If DBX_OUTPUT_GCC_MARKER is defined,
2179 use it instead of blindly generating a .stabs.
2180 * xcoffout.h: Define DBX_OUTPUT_GCC_MARKER so we put the type
2182 * xcoffout.c: Don't bother defining default for N_CATCH.
2183 (UNKNOWN_STAB): Use internal_error.
2184 (stab_to_sclass): Remove now-unnecessary aborts.
2185 Remove #if 0'ed case N_BROWS. Add #ifdef N_OPT block.
2187 Tue Apr 17 21:41:11 2001 Jeffrey A Law (law@cygnus.com)
2189 * jump.c (mark_all_labels): Canonicalize the tail recursion
2190 label attached to CALL_PLACEHOLDER insns.
2192 2001-04-17 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2194 * output.h (dump_flow_info, free_basic_block_vars,
2195 which_alternative): Delete redundant prototypes.
2197 * rtl.h (bss_section): Likewise.
2199 2001-04-17 Loren J. Rittle <ljrittle@acm.org>
2201 * dbxout.c (N_OPT): Define if not available from <stab.h>
2203 2001-04-17 John David Anglin <dave@hiauly1.hia.nrc.ca>
2205 * vax.h (PROMOTE_PROTOTYPES): Define for compatibility with system
2206 libraries and native K&R compilers.
2208 2001-04-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2210 * c-typeck.c (convert_arguments): Don't check for width changes
2213 * invoke.texi (-Wtraditional): Update documentation.
2215 2001-04-16 Zack Weinberg <zackw@stanford.edu>
2217 * toplev.c (output_lang_identify): Delete.
2218 (compile_file): Don't call ASM_IDENTIFY_GCC or ASM_IDENTIFY_LANGUAGE.
2219 Don't generate gcc2_compiled. label. Don't emit a nop if profiling.
2220 If IDENT_ASM_OP is defined, emit an .ident "GCC (GNU) <version>"
2221 after calling ASM_FILE_END.
2223 * dbxout.c (dbxout_init): Don't call ASM_IDENTIFY_GCC_AFTER_SOURCE.
2224 Instead, unconditionally emit an N_OPT stab with string equal
2225 to STABS_GCC_MARKER, which defaults to "gcc2_compiled."
2227 * defaults.h: Don't provide default for ASM_IDENTIFY_LANGUAGE.
2229 * config/dbxelf.h, config/freebsd.h, config/nextstep.h,
2230 config/psos.h, config/ptx4.h, config/1750a/1750a.h,
2231 config/alpha/alpha.h, config/alpha/elf.h, config/arc/arc.h,
2232 config/arm/aof.h, config/arm/coff.h, config/arm/elf.h,
2233 config/arm/linux-elf.h, config/avr/avr.h, config/d30v/d30v.h,
2234 config/dsp16xx/dsp16xx.h, config/h8300/h8300.h,
2235 config/i370/i370.h, config/i386/beos-elf.h,
2236 config/i386/osf1elf.h, config/i386/osfrose.h,
2237 config/ia64/sysv4.h, config/m68k/3b1.h, config/m68k/auxgas.h,
2238 config/m68k/crds.h, config/m68k/hp320.h, config/m68k/m68kv4.h,
2239 config/m68k/mot3300.h, config/m68k/news.h, config/m68k/sgs.h,
2240 config/m68k/tower-as.h, config/mcore/mcore-elf.h,
2241 config/mips/iris6.h, config/mips/osfrose.h,
2242 config/mips/sni-svr4.h, config/pa/som.h, config/pdp11/pdp11.h,
2243 config/sparc/sp64-elf.h:
2244 Delete definitions of any or all of: ASM_IDENTIFY_GCC,
2245 ASM_IDENTIFY_GCC_AFTER_SOURCE, and ASM_IDENTIFY_LANGUAGE.
2247 * config/elfos.h, config/freebsd.h, config/linux.h,
2248 config/alpha/elf.h, config/arm/linux-elf.h, config/i386/i386elf.h,
2249 config/i386/ptx4-i.h, config/mips/gnu.h, config/mips/linux.h,
2250 config/sparc/linux.h, config/sparc/linux64.h: Delete definitions
2251 of ASM_FILE_START which merely emit a .version directive. Delete
2252 definitions of ASM_FILE_END which merely emit an .ident directive.
2254 * config/avr/avr.h, config/vax/vax.h: Delete definition of
2255 ASM_IDENTIFY_GCC and move part of its logic into
2258 * config/i386/att.h, config/i386/gas.h, config/i386/linux.h,
2259 config/sparc/linux-aout.h: Don't emit .version directive in
2262 * config/i386/dgux.c, config/m88k/m88k.c, config/sh/sh.c
2263 (output_file_start): Correct comment.
2265 * config/i386/osfrose.h: Don't emit trailing .ident directive.
2266 * config/m68k/mot3300.h: Override STABS_GCC_MARKER to "gcc2_compiled%"
2268 * config/pa/lib2funcs.asm: Delete gcc_compiled. label.
2269 * config/rs6000/aix.h: Correct comment.
2271 * config/i386/i386afe.h: Delete.
2272 * config.gcc: Remove references to i386afe.h.
2274 * tm.texi: Delete documentation of ASM_IDENTIFY_GCC. The
2275 other macros deleted by this patch were undocumented.
2277 Mon Apr 16 08:03:48 2001 Jeffrey A Law (law@cygnus.com)
2279 * pa.md (reload_outdi): Operand 0 must be a non hard register.
2281 * pa.c (secondary_reload_class): SAR<->FP copies require a
2284 * install.texi (mips-mips-bsd): Update list of functions
2285 required to include memmove.
2286 * tm.texi (TARGET_MEM_FUNCTIONS): Update list of implicitly
2287 used functions to include memmove.
2289 2001-04-15 Toon Moene <toon@moene.indiv.nluug.nl>
2291 * i386.md (sqrtdf2): SFmode should be DFmode.
2293 2001-04-15 Alexandre Oliva <aoliva@redhat.com>
2295 * gcse.c (compute_ld_motion_mems): ASM outputs aren't moveable.
2296 (find_moveable_store): Likewise.
2298 2001-04-15 Jim Wilson <wilson@redhat.com>
2300 * function.c (expand_function_end): Handle PARALLEL real_decl_rtl.
2302 Sat Apr 14 16:24:19 CEST 2001 Jan Hubicka <jh@suse.cz>
2304 * i386.md (ashldi3_1_rex64): Add 'J' to the constraints
2305 (ashrdi3_1_rex64): Change 'n' constraint to 'J'.
2307 2001-04-14 Alexandre Oliva <aoliva@redhat.com>
2309 * config/mn10300/mn10300.md (cmpsi): Tell reload to disregard the
2312 2001-04-14 Alan Modra <amodra@one.net.au>
2314 * pa.c (force_mode): New function.
2315 (emit_move_sequence): Use it instead of generating new rtx_REGs.
2317 2001-04-13 Jim Wilson <wilson@redhat.com>
2319 * config/ia64/ia64.c (ia64_expand_epilogue): Emit alloc if sibcall_p.
2320 (first_instruction): New static variable.
2321 (rtx_needs_barrier): Return 1 for alloc.
2322 (init_insn_group_barriers): Set first_instruction.
2323 (rws_sum): Delete duplicate definition.
2324 (group_barrier_needed_p): Return 0 when first_instruction true.
2325 (safe_group_barrier_needed_p): Save and restore first_instruction
2326 around group_barrier_needed_p call.
2328 Fri Apr 13 21:40:28 2001 Loren J. Rittle <ljrittle@acm.org>
2330 * expr.h (enum libfunc_index): Add LTI_memmove.
2331 (memmove_libfunc): Define macro.
2332 * optabs.c (init_optabs): Initialize memmove_libfunc.
2333 * expr.c (expand_assignment): Use memmove_libfunc instead of
2336 2001-04-13 Alan Modra <alan@linuxcare.com.au>
2338 * pa.h (GO_IF_LEGITIMATE_ADDRESS): Disallow PIC LO_SUM
2341 2001-04-13 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2343 * Makefile.in (reg-stack.o): Depend on reload.h.
2344 (insn-attrtab.o): Depend on flags.h.
2346 * genattrtab (main): Include flags.h in insn-attrtab.c.
2348 * reg-stack.c: Include reload.h.
2350 * sparc.h (flag_pic): Delete redundant declaration.
2352 * output.h (flag_pic): Likewise.
2354 * tree.h (pedantic): Likewise.
2356 2001-04-13 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2358 * Makefile.in (toplev.o, jump.o, regmove.o): Depend on reload.h
2360 * jump.c, regmove.c, toplev.c: Include reload.h.
2362 * reload.h (reload_cse_regs): Declare.
2364 * rtl.h (find_equiv_reg, operands_match_p, safe_from_earlyclobber,
2365 reload_cse_regs, init_reload, mark_home_live, reload,
2366 init_caller_save): Delete redundant prototypes.
2368 2001-04-13 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2370 * Makefile.in (ssa.o, regclass.o): Depend on $(EXPR_H).
2372 * regclass.c, ssa.c: Include expr.h.
2374 * rtl.h (memory_address, force_reg, emit_queue, emit_move_insn,
2375 gen_move_insn): Delete redundant declarations.
2377 2001-04-13 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
2379 * Makefile.in (CFLAGS, BOOT_CFLAGS): Partly revert 2000-10-27 patch.
2380 (stage1_build): Instead pass down STAGE1_CFLAGS here. Pass down
2381 MAKEINFO and MAKEINFOFLAGS too.
2382 (stage4_build): Correctly order -B flags.
2384 2001-04-13 Alan Modra <amodra@one.net.au>
2386 * pa.c (hppa_init_pic_save): Set rtx_unchanging for
2387 PIC_OFFSET_TABLE_SAVE_RTX.
2388 (zdepi_cint_p): Describe zdepi insn.
2389 Formatting and white space fixes throughout file.
2391 * pa.c (uint32_operand): Don't use long constant >= 2^32.
2392 (emit_move_sequence): Use HOST_WIDE_INT constants. Don't worry
2393 about 32->64 bit sign extension if 32 bit HOST_WIDE_INTs.
2394 (compute_movstrsi_length): Make `align' unsigned to avoid warning.
2395 (output_64bit_and): Use plain `int's for shift counts.
2396 (output_64bit_ior): Likewise.
2397 (function_arg_partial_nregs): Use unsigned vars to avoid warnings.
2398 * pa.h (CONST_OK_FOR_LETTER_P): Use HOST_WIDE_INT constants for case
2401 * pa-hpux10.h (NEW_HP_ASSEMBLER): Define to 1.
2402 * pa-hpux11.h (NEW_HP_ASSEMBLER): Likewise.
2403 * pa.h (LEGITIMATE_CONSTANT_P) Collapse two defines depending on
2404 NEW_HP_ASSEMBLER into one. Kill warnings.
2406 * pa-gas.h: Delete file.
2407 * config.gcc: Match `parisc' as well as `hppa' for cpu_type=pa.
2408 Add new targets hppa*64*-*-linux* and parisc*64*-*-linux*. Update
2409 hppa*-*-linux*. For all pa targets, remove pa/gas.h from tm_file,
2410 instead setting MASK_GAS | MASK_JUMP_IN_DELAY in target_cpu_default2.
2412 * config/pa/mill32.S: New file.
2413 * config/pa/mill64.S: New file.
2414 * config/pa/t-linux (LIBGCC1, CROSS_LIBGCC1, LIB1ASMFUNCS,
2415 LIB1ASMSRC, CRTSTUFF_T_CFLAGS_S, TARGET_LIBGCC2_CFLAGS): Define.
2416 * config/pa/t-linux64: New file.
2417 * config/pa/t-pa64 (CROSS_LIBGCC1): Change to libgcc1-asm.a
2418 (LIB1ASMFUNCS, LIB1ASMSRC): Define.
2419 (TARGET_LIBGCC2_CFLAGS): Add -Dpa64=1 -DELF=1.
2421 * elfos.h (SELECT_SECTION): Undef before defining.
2422 * pa-linux.h (LINUX_DEFAULT_ELF, PTRDIFF_TYPE, CPP_SPEC): Remove.
2423 (LIB_SPEC): Remove -lmilli.
2424 (DBX_REGISTER_NUMBER): Remove.
2425 (PREFERRED_DEBUGGING_TYPE, DWARF2_ASM_LINE_DEBUG_INFO,
2426 (DWARF2_UNWIND_INFO, ASM_SPEC, LINK_SPEC, FUNCTION_OK_FOR_SIBCALL,
2427 NO_PROFILE_COUNTERS, SELECT_RTX_SECTION, INCOMING_RETURN_ADDR_RTX,
2428 DWARF_FRAME_RETURN_COLUMN, STRING_ASM_OP, TEXT_SECTION_ASM_OP,
2429 DATA_SECTION_ASM_OP, BSS_SECTION_ASM_OP, ASM_FILE_START,
2430 ASM_OUTPUT_DEF, ASM_OUTPUT_ADDR_VEC_ELT, ASM_OUTPUT_ADDR_DIFF_ELT,
2431 ASM_OUTPUT_LABEL, ASM_GLOBALIZE_LABEL, ASM_DECLARE_FUNCTION_NAME,
2432 TARGET_GAS): Define.
2433 * pa.c (output_arg_descriptor): Disable for TARGET_ELF32.
2434 (function_arg): If TARGET_ELF32, pass fp args in both general and fp
2435 regs if we don't have a prototype.
2436 * pa.md (canonicalize_funcptr_for_compare): Not for TARGET_ELF32.
2437 * pa.h (TARGET_ELF32): Default to 0 if undefined.
2438 (EH_RETURN_DATA_REGNO, EH_RETURN_STACKADJ_RTX,
2439 EH_RETURN_HANDLER_RTX): Define.
2440 * pa32-regs.h (DBX_REGISTER_NUMBER): Remove unnecessary test.
2441 (DWARF_FRAME_REGNUM): Define.
2442 * pa64-regs.h (DWARF_FRAME_REGNUM): Define.
2443 * pa32-linux.h: New file.
2444 * pa64-linux.h: New file.
2446 * pa-64.h (WCHAR_TYPE, WCHAR_TYPE_SIZE): Define.
2447 (ASM_OUTPUT_DOUBLE_INT): Format, protect macro with do..while.
2448 (LINK_SPEC, LIB_SPEC, MD_EXEC_PREFIX, MD_STARTFILE_PREFIX,
2449 NEW_HP_ASSEMBLER, ASM_FILE_START, OBJECT_FORMAT_ELF,
2450 DWARF2_DEBUGGING_INFO, PREFERRED_DEBUGGING_FORMAT,
2451 DWARF2_ASM_LINE_DEBUG_INFO, USE_CONST_SECTION, CONST_SECTION_ASM_OP,
2452 CTORS_SECTION_ASM_OP, DTORS_SECTION_ASM_OP, INIT_SECTION_ASM_OP,
2453 FINI_SECTION_ASM_OP, EXTRA_SECTIONS, EXTRA_SECTION_FUNCTIONS,
2454 READONLY_DATA_SECTION, CONST_SECTION_FUNCTION, CTORS_SECTION_FUNCTION,
2455 DTORS_SECTION_FUNCTION, ASM_OUTPUT_SECTION_NAME, MAKE_DECL_ONE_ONLY,
2456 UNIQUE_SECTION_P, UNIQUE_SECTION, INT_ASM_OP, ASM_OUTPUT_CONSTRUCTOR,
2457 ASM_OUTPUT_DESTRUCTOR, TYPE_ASM_OP, SIZE_ASM_OP, ASM_WEAKEN_LABEL,
2458 TYPE_OPERAND_FMT, ASM_DECLARE_RESULT): Move to..
2459 * pa64-hpux.h: New file.
2460 (ASM_FILE_START): Correct typo.
2461 (PREFERRED_DEBUGGING_FORMAT): Rename to PREFERRED_DEBUGGING_TYPE.
2462 * config.gcc: Modify for above.
2464 Fri Apr 13 00:09:22 EDT 2001 John Wehle (john@feith.com)
2466 * jump.c (jump_optimize_1): Don't delete dead stores here.
2467 * toplev.c (rest_of_compilation): Call delete_trivially_dead_insns
2468 prior to running jump optimize before cse2.
2470 2001-04-12 Richard Henderson <rth@redhat.com>
2472 * Makefile.in (regmove.o): Depend on except.h.
2473 * regmove.c: Include it.
2475 2001-04-12 Stan Shebs <shebs@apple.com>
2477 * objc/objc-act.c: Remove all code ifdefed with the never-used
2478 macro OBJC_INT_SELECTORS.
2479 * config/d30v/d30v.h: Remove commented-out ref to OBJC_INT_SELECTORS.
2480 * tm.texi: Remove doc for OBJC_INT_SELECTORS.
2482 Thu Apr 12 18:13:37 2001 Rodney Brown <RodneyBrown@mynd.com>
2484 * config/pa/quadlib.c: Add prototypes.
2486 2001-04-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2488 * bitmap.h (debug_bitmap): Delete redundant prototype.
2490 * rtl.h (get_frame_size): Likewise.
2492 2001-04-12 Jim Wilson <wilson@redhat.com>
2494 * config/ia64/ia64.md (extendsfdf2, extendsftf2, extenddftf2): Simplify
2495 to just emit an fnorm.
2497 2001-04-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2499 * c-common.h (truthvalue_conversion, type_for_mode,
2500 type_for_size): Delete redundant declarations.
2502 * c-lex.h (is_class_name): Likewise.
2504 * c-tree.h (pedantic, convert, getdecls, gettags,
2505 global_bindings_p, init_decl_processing, insert_block,
2506 maybe_build_cleanup, poplevel, print_lang_decl,
2507 print_lang_identifier, print_lang_type, pushdecl, pushlevel,
2508 set_block, incomplete_type_error, build_function_call,
2509 lvalue_or_else, mark_addressable): Likewise.
2511 * expr.h (expand_tree_builtin): Likewise.
2513 2001-04-12 Mark Mitchell <mark@codesourcery.com>
2515 * invoke.texi: Document --param max-gcse-memory.
2517 2001-04-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2519 * configure.in (errno): Check for declaration.
2520 * configure, config.in: Regenerated.
2522 * system.h (errno): Only declare if not already done.
2524 2001-04-12 Alexandre Oliva <aoliva@redhat.com>
2526 * recog.c (general_operand, immediate_operand,
2527 nonmemory_operand): Require CONST_INTs to be sign-extended
2528 values for their modes.
2530 2001-04-12 Alexandre Oliva <aoliva@redhat.com>
2532 * expmed.c (store_bit_field): Truncate CONST_INTs.
2533 (expand_mult_highpart, expand_divmod): Likewise.
2534 * expr.c (convert_modes, store_field): Likewise.
2535 * integrate.c (expand_inline_function): Use promote_mode() to
2536 determine whether to convert_modes() an argument as signed
2538 * optabs.c (expand_binop): Get CONST_INT operands
2539 sign-extended for their appropriate modes.
2540 * stmt.c (emit_case_nodes): Convert node values to the
2542 (expand_end_case): Convert minval and range to the appropriate
2544 * unroll.c (loop_iterations): Truncate abs_diff to the mode of
2545 the iteration variable.
2546 * varasm.c (immed_double_const): Don't require words to be
2547 narrower than host wide ints to properly sign-extend
2550 2001-04-12 kaz Kojima <kkojima@rr.iij4u.or.jp>
2552 * sh.md (builtin_setjmp_receiver): New expander.
2554 2001-04-12 David Edelsohn <dje@watson.ibm.com>
2556 * config/rs6000/rs6000.c (rs6000_emit_move): Do not
2557 special-case HOST_BITS_PER_WIDE_INT != 32. Use same criteria
2558 for generating CONST_INT and CONST_DOUBLE.
2560 2001-04-12 Alexandre Oliva <aoliva@redhat.com>
2562 * config/rs6000/rs6000.c (logical_operand): CONST_INTs are
2563 already sign-extended.
2564 (rs6000_emit_prologue): Make register iterator signed.
2565 (rs6000_emit_epilogue): Likewise.
2566 * config/rs6000/rs6000.md (addsi3, adddi3): Sign-extend high
2568 (movsf split, movdf split): Sign-extend CONST_INTs.
2569 (movdi splits): Likewise.
2571 2001-04-12 Kelley Cook <kelley.cook@home.com>
2573 * config-lang.in (lang_dirs): Add in zlib.
2575 2001-04-11 Alexandre Oliva <aoliva@redhat.com>
2577 * config/i386/i386.md: Apply trunc_int_for_mode() to GEN_INT
2578 operands that make it to RTL.
2580 2001-04-11 Stan Shebs <shebs@apple.com>
2582 Add Darwin (Mac OS X kernel) native support.
2583 * config.gcc (powerpc-*-darwin*): Add native bits.
2584 * config/darwin.c: New file, generic Darwin support functions.
2585 * config/darwin.h: New file, generic Darwin definitions.
2586 * config/darwin-protos.h: New file, generic Darwin prototypes.
2587 * rs6000/darwin.h: New file, Darwin for PowerPC.
2588 * rs6000/t-darwin: New file, Darwin makefile fragment.
2589 * rs6000/rs6000.h (OBJECT_MACHO): New macro.
2590 (TARGET_MACHO): Ditto.
2591 (rs6000_abi): Add ABI_DARWIN.
2592 (RS6000_REG_SAVE): Add ABI_DARWIN case.
2593 (RS6000_SAVE_AREA): Ditto.
2594 (FP_ARG_MAX_REG): Ditto.
2595 (RETURN_ADDRESS_OFFSET): Ditto.
2596 * rs6000/rs6000.c (rs6000_legitimize_address): Add TARGET_MACHO
2598 (rs6000_emit_move): Add ABI_DARWIN cases.
2599 (print_operand): Ditto.
2600 (first_reg_to_save): Ditto.
2601 (rs6000_stack_info): Ditto, also align stack by 16 instead of 8.
2602 (debug_stack_info): Ditto.
2603 (rs6000_emit_prologue): Ditto.
2604 (rs6000_emit_epilogue): Ditto.
2605 (output_profiler_hook): Ditto.
2606 (output_function_profiler): Ditto.
2607 (rs6000_add_gc_roots): Call machopic_add_gc_roots if TARGET_MACHO.
2608 (output_mi_thunk): Add TARGET_MACHO case.
2609 (add_compiler_stub): Ditto.
2610 (output_compiler_stub): Ditto.
2611 (no_previous_def): Ditto.
2612 (output_call): Ditto.
2613 (machopic_output_stub): Ditto.
2614 (rs6000_machopic_legitimize_pic_address): Ditto.
2615 (toc_section): Ditto.
2616 * rs6000/rs6000.md (addsi3_high): New TARGET_MACHO pattern.
2617 (macho_high): Ditto.
2620 (load_macho_picbase): Ditto.
2621 (call): Add TARGET_MACHO case to modify function.
2622 (call_value): Ditto.
2623 (call_nonlocal_sysv): Add ABI_DARWIN case.
2624 (call_value_nonlocal_sysv): Ditto.
2625 * rs6000/rs6000-protos.h (rs6000_machopic_legitimize_pic_address):
2627 (machopic_output_stub): Ditto.
2628 * ginclude/stddef.h: Test _BSD_WCHAR_T_DEFINED_.
2630 2001-04-11 Mark Mitchell <mark@codesourcery.com>
2632 * dwarf2out.c (modified_type_die): Don't create new types here.
2633 * tree.h (get_qualified_type): New function.
2634 (build_qualified_type): Adjust comment.
2635 * tree.c (get_qualified_type): New function.
2636 (build_qualified_type): Use it.
2638 2001-04-11 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2640 * cpp.texi (-Wtraditional): Update description.
2642 * invoke.texi (-Wtraditional): Likewise.
2644 2001-04-11 Jim Wilson <wilson@redhat.com>
2646 * config/ia64/ia64.h (FUNCTION_ARG_BOUNDARY): Return 128 if argument
2647 requires more than 64 bits of alignment.
2649 2001-04-11 Neil Booth <neil@daikokuya.demon.co.uk>
2651 * cpplib.c (do_line): Sanity check iff enable checking.
2653 2001-04-11 Richard Henderson <rth@redhat.com>
2655 * Makefile.in (insn-recog.o): Depend on toplev.h.
2656 (insn-emit.o, doloop.o): Likewise.
2657 * genrecog.c, genemit.c: Include toplev.h in generated file.
2658 * doloop.c: Include toplev.h.
2660 2001-04-11 Mark Mitchell <mark@codesourcery.com>
2662 * Makefile.in (gcse.o): Depend on params.h.
2663 * gcse.c: Include params.h.
2664 (gcse_main): Don't do GCSE if doing so will take inordinate
2666 * params.def (PARAM_MAX_GCSE_MEMORY): New parameter.
2667 * params.h (MAX_GCSE_MEMORY): New macro.
2669 2001-04-11 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2671 * Makefile.in (insn-output.o): Depend on $(EXPR_H).
2673 * genoutput.c (output_prologue): Include expr.h in insn-output.c.
2675 2001-04-11 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2677 * output.h (assemble_real): Declare if REAL_VALUE_TYPE is defined.
2679 * real.h (ereal_atof, real_value_truncate, target_isnan,
2680 target_isinf, target_negative, assemble_real, debug_real): Delete
2681 redundant prototypes.
2683 * Makefile.in (ifcvt.o): Depend on toplev.h.
2685 * c-semantics.c: Include expr.h.
2687 * ifcvt.c: Include toplev.h.
2689 * expr.h (rtx_equal_p): Delete prototype.
2691 * rtl.h (exact_log2_wide, floor_log2_wide, permalloc,
2692 protect_from_queue, gen_jump, gen_beq, gen_bge, gen_ble,
2693 eliminate_constant_term, expand_complex_abs, find_single_use,
2694 make_tree, init_expr_once, init_optabs, supports_one_only):
2697 * tree.h (exact_log2_wide, floor_log2_wide, expand_null_return,
2698 rest_of_type_compilation, emit_queue, do_pending_stack_adjust,
2699 expand_assignment, store_expr, emit_line_note_after,
2700 emit_line_note_force, split_specs_attrs, label_rtx): Likewise.
2702 * toplev.h (exact_log2_wide, floor_log2_wide): Add prototype.
2704 * sparc-protos.h: Delete redundant prototypes.
2706 2001-04-11 Vladimir Makarov <vmakarov@toke.toronto.redhat.com>
2708 * reload.c (push_reload): Add condition missed in SUBREG byte
2711 Wed Apr 4 00:28:23 2001 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
2713 * sparc/sol2-sld-64.h (STARTFILE_SPEC): Added missing blank.
2715 Wed Apr 11 14:06:10 CEST 2001 Jan Hubicka <jh@suse.cz>
2717 * i386.md (floatsisf_sse): Fix output template
2718 * i386.c (ix86_expand_fp_movcc)
2720 * reg-stack.c (emit_pop_insn): Handle complex modes.
2721 (move_for_stack_reg): Emit proper move mode.
2722 (subst_stack_regs_pat): Handle complex modes.
2724 2001-04-11 Jakub Jelinek <jakub@redhat.com>
2726 * cpplex.c (_cpp_lex_token): Only warn if -Wcomment.
2728 2001-04-10 Richard Henderson <rth@redhat.com>
2730 * libgcc2.h (__terminate_func_ptr): Remove typedef.
2731 (__pure_virtual, __terminate, __terminate_set_func,
2732 __default_terminate, __throw_type_match, __empty,
2733 __get_eh_context, __get_eh_info, __get_dynamic_handler_chain,
2734 __eh_rtime_match, __unwinding_cleanup, __rethrow,
2735 __sjthrow, __sjpopnthrow, __eh_alloc, __eh_free):
2736 Remove prototypes of deleted functions.
2738 2001-04-10 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2740 * c-typeck.c (convert_arguments): -Wtraditional now activates
2741 -Wconversion warnings, except for changes in signed-ness.
2742 Detect complex<->int & int<->complex conversions as well.
2744 * invoke.texi (-Wtraditional): Document it.
2746 Tue Apr 10 17:45:50 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
2748 * gcse.c (update_ld_motion_stores): Don't use variable I for an insn.
2749 * flow.c (set_block_for_new_insns): Remove needless cast and
2750 properly check for unset block number.
2752 2001-04-10 Andrew MacLeod <amacleod@redhat.com>
2754 * function.c (purge_single_hard_subreg_set): Only check REGNO if
2755 the subreg was a hard register. Pseudos are left as subregs.
2757 2001-04-09 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
2759 * Makefile.in (LIB2FUNCS_STATIC_EXTRA): New macro.
2760 (LIB2ADD_ST): New macro, pass it to mklibgcc.
2761 * mklibgcc.in (libgcc2_st_objs): New variable, set it from LIB2ADD_ST.
2762 (libgcc_st_objs): New, set from libgcc2_st_objs. Use it for libgcc.a.
2763 * config/rs6000/t-ppccomm (LIB2FUNCS_STATIC_EXTRA): New macro.
2765 2001-04-09 Bo Thorsen <bo@suse.co.uk>
2767 * config/i386/i386.md: "TARGET_64BIT && TARGET_64BIT": Removed one.
2769 2001-04-09 Andrew MacLeod <amacleod@redhat.com>
2771 * output.h (set_block_num): Missed it earlier, remove deprecated
2774 2001-04-09 Andrew MacLeod <amacleod@redhat.com>
2776 * gcse.c (oprs_unchanged_p): Pass basic_block to load_killed_in_block_p.
2777 (load_killed_in_block_p): Change bb parameter from int to basic_block.
2778 (oprs_not_set_p): Pass basic_blocks instead of ints as parameters.
2779 (handle_rd_kill_set): Change bb parameter from int to basic_block.
2780 (compute_kill_rd): Pass basic_blocks instead of ints as parameters.
2781 (expr_killed_p): Change bb parameter from int to basic_block, pass
2782 basic_blocks instead of ints as parameters.
2783 (compute_ae_kill): Pass basic_blocks instead of ints as parameters.
2784 (expr_reaches_here_p_work, expr_reaches_here_p): Change bb parameter
2785 from int to basic_block, pass basic_blocks instead of ints as parms.
2786 (pre_expr_reaches_here_p_work, pre_expr_reaches_here_p): Change bb
2787 parameter from int to basic_block, pass basic_blocks instead of ints.
2788 (process_insert_insn): Pass basic_blocks instead of ints as parameters.
2789 (insert_insn_end_bb): Change bb parameter from int to basic_block,
2790 pass basic_blocks instead of ints.
2791 (pre_edge_insert, pre_insert_copy_insn, pre_insert_copies): Pass
2792 basic_blocks instead of ints as parameters.
2793 (pre_delete): Pass basic_blocks instead of ints as parameters.
2794 (hoist_expr_reaches_here_p): Change bb parameter from int to
2795 basic_block, pass basic_blocks instead of ints.
2796 (hoist_code): Pass basic_blocks instead of ints as parameters.
2797 (reg_set_info, store_ops_ok, store_killed_after, store_killed_before):
2798 Change bb parameter from int to basic_block.
2799 (build_store_vectors): Pass basic_blocks instead of ints as parameters.
2800 (insert_insn_start_bb): Change bb parameter from int to basic_block,
2801 pass basic_blocks instead of ints.
2802 (insert_store): Pass basic_blocks instead of ints as parameters.
2803 (replace_store_insn, delete_store): Change bb parameter from int to
2804 basic_block, pass basic_blocks instead of ints.
2805 (store_motion): Pass basic_blocks instead of ints as parameters.
2807 2001-04-09 Andrew MacLeod <amacleod@redhat.com>
2809 * basic-block.h (set_new_block_for_insns): New Prototype.
2810 (set_block_num): Delete prototype.
2811 * flow.c (set_block_num): Remove obsolete function.
2812 (set_block_for_new_insns): Set BB for single or multiple insns.
2813 * gcse.c (handle_avail_expr): Use set_block_for_new_insns.
2814 (process_insn_end_bb): Use set_block_for_new_insns or
2815 set_block_for_insn instead of set_block_num.
2816 (pre_insert_copy_insn): Use set_block_for_new_insns.
2817 (update_ld_motion_stores): Use set_block_for_new_insns.
2818 (insert_insn_start_bb): Use set_block_for_new_insns.
2819 (replace_store_insn): Use set_block_for_new_insns.
2821 2001-04-09 Andrew MacLeod <amacleod@redhat.com>
2822 Jeff Law <law@redhat.com>
2824 * alias.c (get_addr): Externalize.
2825 (canon_true_dependence): New function. Behaves like true_dependance
2826 except it already assumes a MEM has been canonicalized.
2827 * flags.h (flag_gcse_lm, flag_gcse_sm): New optimization flags.
2828 * gcse.c (struct ls_expr): Add load/store expressions structure.
2829 (modify_mem_list, canon_modify_mem_list): New variable.
2830 (gcse_main): Initialize & finalize alias analysis. Use enhanced
2831 load motion and store motion if requested.
2832 (alloc_gcse_mem): Allocate space for modify_mem_list array.
2833 (free_gcse_mem): Free the modify_mem_list array.
2834 (oprs_unchanged_p): Use load_killed_in_block_p.
2835 (gcse_mems_conflict_p, gcse_mem_operand): New variables.
2836 (mems_conflict_for_gcse_p): New function. Don't kill loads
2837 with stores to themselves if its in the load/store expression list.
2838 (load_killed_in_block_p): New function.
2839 (canon_list_insert): New Function.
2840 (record_last_mem_set_info): Keep a list of all instructions which
2841 can modify memory for each basic block.
2842 (compute_hash_table, reset_opr_set_tables): Clear modify_mem_list.
2843 (oprs_not_set_p): Use load_killed_in_block_p.
2844 (mark_call, mark_set, mark_clobber): Use record_last_mem_set_info.
2845 (expr_killed_p): Use load_killed_in_block_p.
2846 (compute_transp): Do not pessimize memory references.
2847 (pre_edge_insert): Update stores for a load motion expression.
2848 (one_pre_gcse_pass): Check loads/stores for extra load motion.
2849 (ldst_entry): Find or create a ldst_expr structure.
2850 (free_ldst_entry): Free memory for an individual item.
2851 (free_ldst_mems): Free entire load/store expression list.
2852 (print_ldst_list): Print debug info.
2853 (find_rtx_in_ldst): Try to find an rtx expression in the ldst list.
2854 (enumerate_ldsts): Assign integer values to each entry in list.
2855 (first_ls_expr): First expression in the list.
2856 (next_ls_expr): Next expression in the list.
2857 (simple_mem): Check if expression qualifies for ld/st expression list.
2858 (invalidate_any_buried_refs): Remove from expression list if its
2859 used in some other way we dont understand.
2860 (compute_ld_motion_mems): Find all potential enhanced load motion
2862 (trim_ld_motion_mems): Remove any expressions which are invalid.
2863 (update_ld_motion_stores): Copy store values to registers for loads
2864 which have been moved.
2865 (regvec, st_antloc, num_store): New global statics.
2866 (reg_set_info): Marks registers as set.
2867 (store_ops_ok): Verfies registers expressions are valid in a block.
2868 (find_moveable_store): Look for moveable stores in a pattern.
2869 (compute_store_table): Find stores in a function worth moving, maybe.
2870 (load_kills_store): Check dependance of a load and store.
2871 (find_loads): Find any loads in a pattern.
2872 (store_killed_in_insn): Check if a store is killed in an insn.
2873 (store_killed_after): Check is store killed after an insn in a block.
2874 (store_killed_before): Check is store killed before an insn in a block.
2875 (build_store_vectors): Generate the antic and avail vectors.
2876 (insert_insn_start_bb): Insert at the start of a BB, update BLOCK_HEAD.
2877 (insert_store): Add a store to an edge.
2878 (replace_store_insn): Replace a store with a SET insn.
2879 (delete_store): Delete a store insn.
2880 (free_store_memory): Free memory.
2881 (store_motion): Perform store motion.
2882 * invoke.texi: Add documentation for -fcse-lm and -fgcse-sm.
2883 * rtl.h (get_addr, canon_true_dependence): Add prototypes.
2884 * toplev.c (flag_gcse_lm, flag_gcse_sm): New Variables.
2885 (f_options): Add gcse-lm and gcse-sm.
2887 Mon Apr 9 16:18:03 CEST 2001 Jan Hubicka <jh@suse.cz>
2889 * i386.c (expand_fp_movcc): Fix condition reversal code.
2891 * i386.c (ix86_register_move_cost): Fix handling of reformating penalty
2892 * i386.h (INTEGER_CLASS_P, MAYBE_INTEGER_CLASS_P): New.
2893 (CLASS_MAX_NREGS): Use it.
2895 * i386.h (HARD_REGNO_NREGS): Handle properly TF and TCmodes on 64bit;
2896 handle properly complex values.
2897 (CLASS_MAX_NREGS): Likewise; update comment.
2899 2001-04-05 Bernd Schmidt <bernds@redhat.com>
2901 * ia64.c (ia64_flag_schedule_insns2): New variable.
2902 (ia64_override_options): Initialize it. Clear
2903 flag_schedule_insns_after_reload.
2904 (ia64_reorg): Only do scheduling if ia64_flag_schedule_insns2.
2906 Mon Apr 9 15:09:13 CEST 2001 Jan Hubicka <jh@suse.cz>
2908 * i386.md (truncdfsf2_*): Add i387->int/sse reg alternatives;
2909 Do not require source to match destination anymore;
2910 Add abort to the nontrivial cases that should be handled by split.
2911 (fix_trunc?fdi): Add SSE case for x86_64.
2912 (floatdi?f): Likewise.
2913 (floatdi?f_sse): New.
2914 (fix_trunc?fdi_sse): New.
2916 2001-04-09 Richard Sandiford <rsandifo@redhat.com>
2918 * dwarfout.c (DEBUG_ARANGES_BEGIN_LABEL): New label.
2919 (DEBUG_ARANGES_END_LABEL): Ditto.
2920 (dwarfout_init): Generate length and version fields at the start
2921 of the .debug_aranges info. Insert DEBUG_ARANGES_BEGIN_LABEL
2922 after the length field.
2923 (dwarfout_finish): Insert DEBUG_ARANGED_END_LABEL at the end of
2924 the .debug_aranges info.
2926 Sun Apr 8 00:43:27 CEST 2001 Jan Hubicka <jh@suse.cz>
2928 * i386.c (call, call_value): Make sure that resulting call_insn
2929 does have proper second operand.
2931 Sun Apr 8 22:50:49 2001 Christopher Faylor <cgf@cygnus.com>
2933 * config/i386/xm-cygwin.h (GET_ENV_PATH_LIST): Eliminate obsolete
2934 function. Remove include of sys/cygwin.h.
2936 Sun Apr 8 22:20:27 2001 Christopher Faylor <cgf@cygnus.com>
2938 * config/i386/cygwin.h (STARTFILE_SPEC): search */lib/w32api by default.
2939 (CPP_SPEC): Always search */include/w32api for header files.
2940 (ASM_OUTPUT_SECTION_NAME): Avoid testing NULL DECL.
2941 (LINK_SPEC): Add "cyg" to the library search prefixes.
2943 2001-04-08 Philip Blundell <philb@gnu.org>
2945 * config/arm/arm.h (ASM_OUTPUT_LABELREF): Use asm_fprintf.
2947 2001-04-08 Neil Booth <neil@daikokuya.demon.co.uk>
2949 * cpperror.c (print_location): Don't special case <stdin>.
2950 (_cpp_begin_message): Handle WARNING_SYSHDR the same as
2951 WARNING, but we don't check if we're in system headers.
2952 * cpplib.h (enum error_type): WARNING_SYSHDR: New.
2953 * cpplib.c (do_warning): Warn in system headers.
2955 2001-04-07 Mumit Khan <khan@NanoTech.Wisc.EDU>
2957 * mbchar.c: Include config.h first.
2959 2001-04-07 Zack Weinberg <zackw@stanford.edu>
2961 * config.gcc: Set default for xmake_file at top, not bottom.
2962 Change places that set xmake_file to "none" to set to the
2963 empty string instead, or remove them entirely if there is no
2964 default xmake_file for this cpu_type. Remove references to
2967 * config/x-lynx, config/convex/x-convex, config/elxsi/x-elxsi,
2968 config/i386/x-isc, config/i386/x-isc3, config/i386/x-ncr3000,
2969 config/i386/x-next, config/i386/x-sco, config/i386/x-sysv3,
2970 config/i386/x-vsta, config/i860/x-sysv4, config/m68k/x-amix,
2971 config/m68k/x-apollo68, config/m68k/x-ccur, config/m68k/x-crds,
2972 config/m68k/x-hp2bsd, config/m68k/x-mot3300, config/m68k/x-mot3300-gas,
2973 config/m68k/x-tower, config/m88k/x-sysv4, config/mips/x-dec-osf1,
2974 config/mips/x-sni-svr4, config/mips/x-ultrix, config/romp/x-mach,
2975 config/romp/x-romp, config/rs6000/x-beos, config/rs6000/x-lynx,
2976 config/rs6000/x-mach, config/rs6000/x-sysv4, config/sparc/x-sysv4:
2979 * config/a29k/x-unix, config/i386/x-aix, config/i386/x-osf1elf,
2980 config/i386/x-osfrose, config/m68k/x-dpx2, config/mips/x-iris3,
2981 config/mips/x-mips, config/mips/x-osfrose, config/mips/x-sony,
2982 config/mips/x-sysv, config/rs6000/x-aix31:
2983 Just set CLIB to -lld or -lmld, as appropriate.
2985 * config/arm/x-riscix, config/i370/x-oe, config/i386/x-dgux,
2986 config/i386/x-sco4, config/i386/x-sco5, config/m68k/x-hp320,
2987 config/m68k/x-hp320g, config/m68k/x-next, config/m88k/x-dgux,
2988 config/mips/x-iris, config/pa/x-pa:
2989 Just set (some of) FIXPROTO_DEFINES, STMP_FIXPROTO,
2990 OTHER_FIXINCLUDES_DIRS.
2992 * config/i386/x-djgpp: Don't set LN or LN_S.
2993 * config/m88k/x-dolph: Don't define __m88k__.
2994 * config/m88k/x-tekXD88: Don't set AR_FLAGS.
2995 * config/pa/x-pa-mpeix: Just set up quadlib.asm.
2996 * config/i860/fx2800.h: No need to #undef SVR4.
2998 38 x-host fragments remain, 2 x-cpu.
3000 2001-04-07 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
3002 * c4x.h (HARD_REGNO_NREGS): HCmode mode uses 2 regs not 4.
3004 2001-04-06 Neil Booth <neil@daikokuya.demon.co.uk>
3006 * cpplib.c (cpp_push_buffer): Give stdin buffers the name <stdin>.
3008 2001-04-06 Neil Booth <neil@daikokuya.demon.co.uk>
3010 * configure.in: Add check for lstat.
3011 * configure, config.in: Regenerate.
3012 * cppinit.c (append_include_chain): Make empty path ".".
3013 * cpplib.c (do_line): Don't simplify #line paths.
3014 * cppfiles.c (remove_component_p): New function.
3015 (find_or_create_entry): Acknowledge stat () errors during
3016 path simplification.
3017 (handle_missing_header): Don't simplify paths.
3018 (_cpp_simplify_pathname): Don't simplify VMS paths. Return
3019 the empty path untouched. Don't leave a trailing '/'.
3021 2001-04-06 Benjamin Kosnik <bkoz@redhat.com>
3023 * cppdefault.c (GPLUSPLUS_BACKWARD_INCLUDE_DIR): Add.
3024 * Makefile.in (-DGPLUSPLUS_BACKWARD_INCLUDE_DIR): Add.
3026 2001-04-06 Neil Booth <neil@daikokuya.demon.co.uk>
3028 * cppfiles.c (open_file): Fail directories silently, but
3029 with an errno of NOENT set.
3030 (read_include_file): Move the common exit code to the sole
3031 caller. Return an int indicating success or failure. Let
3032 open_file handle directories.
3033 (stack_include_file): If read_include_file fails,
3034 push a "null" buffer.
3036 2001-04-05 DJ Delorie <dj@redhat.com>
3038 * function.h (virtuals_instantiated): Declare.
3039 * function.c: (virtuals_instantiated): Make global.
3040 * calls.c (emit_library_call_value_1): Use
3041 virtual_outgoing_args_rtx only if it hasn't been instantiated.
3042 Otherwise, use the stack pointer directly.
3044 Thu Apr 5 19:13:33 CEST 2001 Jan Hubicka <jh@suse.cz>
3046 * i386.c (x86_initialize_trampoline): New global function.
3047 * i386.h (TRAMPOLINE_SIZE): Size is 23 for x86_64.
3048 (INITIALIZE_TRAMPOLINE): Move offline.
3049 * i386-protos.h (x86_initialize_trampoline): Declare.
3051 Thu Apr 5 19:02:15 CEST 2001 Jan Hubicka <jh@suse.cz>
3053 * i386.md (movdi_1_rex64): Allow SSE->SSE reg move.
3054 (lea_0): Rename to lea_1.
3055 (lea_1_zext, lea_1_rex64, lea_2_rex64): New patterns.
3056 (lea_general_?): Allow SImodes on TARGET_64BIT
3057 (lea_general_?_zext): New patterns.
3058 (call_1, call_1_rex64): Fix.
3060 Thu Apr 5 19:00:15 CEST 2001 Jan Hubicka <jh@suse.cz>
3062 * i386.c (ix86_split_long_move): Use PUT_MODE instead of change_address.
3064 Thu Apr 5 18:25:56 CEST 2001 Jan Hubicka <jh@suse.cz>
3066 * i386.c (function_arg): Return constm1_rtx for last argument.
3067 (ix86_expand_prologue): Update gen_call calls.
3068 * i386.h (FUNCTION_BLOCK_PROFILER_EXIT): Likewise.
3069 * i386.md (call_pop): Likewise.
3070 (call): Second operand is VOIDmode.
3071 (call_0): Likewise; Support 64bits.
3072 (call_exp): New expander.
3073 (call_1): Get to the sync.
3074 (call_1_exp): New pattern.
3075 (call_value): Support 64bit.
3076 (call_value_exp): New pattern.
3077 (untyped_call): Update gen_call call.
3078 (call_value_pop): Disable for 64bit.
3079 (call_value_0_rex64): New pattern.
3080 (call_value_1_rex64): Likewise.
3082 2001-04-05 Bo Thorsen <bo@suse.de>
3084 * i386.md: Don't allow "builtin_setjmp_receiver" for TARGET_64BIT.
3086 Thu Apr 5 13:44:17 2001 J"orn Rennecke <amylaar@redhat.com>
3088 * i386.md (*andsi_1+3): If used after reload, make sure the operand
3089 satisfies ANY_QI_REG_P.
3091 2001-04-05 Bernd Schmidt <bernds@redhat.com>
3093 * config/ia64/ia64.c (rtx_needs_barrier): A PARALLEL can contain
3096 * sched-deps.c (sched_analyze_insn): Revert more of the March 27
3099 2001-04-04 Zack Weinberg <zackw@stanford.edu>
3101 * config.gcc: Remove default for xm_file. Clean up local
3102 machine type handling. Remove settings of xm_file to
3103 something that doesn't exist. In the big switch, set xm_file,
3104 don't append to it (the value before the big switch is always
3105 null). Don't force build_xm_file or host_xm_file to have a value.
3106 * configure.in: Remove default for xm_file. Do not special
3107 case $cpu/xm-$cpu.h not existing.
3108 * configure: Regenerate.
3110 2001-04-04 Diego Novillo <dnovillo@redhat.com>
3112 * simplify-rtx.c (simplify_binary_operation): Check for overflow
3113 when folding integer division and modulo operations.
3115 2001-04-04 Andrew MacLeod <amacleod@redhat.com>
3117 * dwarf2out.c (output_cfi): Add 'for_eh' parameter, use PTR_SIZE
3118 instead of DWARF2_ADDR_SIZE for EH addresses.
3119 (output_call_frame_info): Use PTR_SIZE instead of DWARF2_ADDR_SIZE for
3122 2001-04-04 Richard Henderson <rth@redhat.com>
3124 * config/ia64/ia64.h (IA64_UNWIND_INFO): Disable.
3125 * config/ia64/t-glibc (LIB2ADDEH): Disable.
3126 * config/ia64/t-ia64 (LIB2ADDEH): Disable.
3128 2001-04-04 Richard Henderson <rth@redhat.com>
3130 * configure.in (gcc_cv_as_leb128): Escape "." in regexp.
3131 * configure: Rebuilt.
3133 2001-04-04 Jakub Jelinek <jakub@redhat.com>
3135 * gcse.c (delete_null_pointer_checks_1): Add delete_list argument,
3136 push insns to delete to it instead of deleting them.
3137 (delete_null_pointer_checks): Delete insns from delete_list after
3138 all delete_null_pointer_checks_1 passes are done.
3140 2001-04-04 Richard Henderson <rth@redhat.com>
3142 * configure.in (gcc_cv_as_leb128): Tweek minor number extraction.
3143 * configure: Rebuilt.
3145 2001-04-04 Zack Weinberg <zackw@stanford.edu>
3147 * expr.h: Remove #ifdef FUNCTION_CONVERSION_BUG logic.
3148 * config/romp/xm-romp.h: Delete.
3150 2001-04-04 Bernd Schmidt <bernds@redhat.com>
3152 * sched-deps.c (sched_analyze_insn): Partially revert March 27
3155 2001-04-04 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
3157 * emit-rtl.c (mark_label_nuses) Increment the label uses for
3158 all labels present in rtx.
3159 (try_split) Call new function for all split insns.
3161 2001-04-04 Jakub Jelinek <jakub@redhat.com>
3163 * recog.c (validate_replace_rtx_1): Instead of aborting just make
3164 sure the change won't be validated.
3166 Wed Apr 4 00:45:38 EDT 2001 John Wehle (john@feith.com)
3168 * rtl.h (set_noop_p): Declare.
3169 * flow.c (set_noop_p): Move from here ...
3170 * rtlanal.c (set_noop_p): ... to here and enhance.
3171 * cse.c (delete_trivially_dead_insns): Use it.
3172 * gcse.c (hash_scan_set): Likewise.
3173 * jump.c (delete_noop_moves): Likewise.
3174 * recog.c (split_all_insns): Likewise.
3176 2001-04-04 Alan Modra <alan@linuxcare.com.au>
3178 * dwarf2out.c (dwarf2out_frame_debug_expr): Support adjusting
3179 stack pointer via a LO_SUM. Ditto for setting a temp register
3180 used to save to the stack. Set cfa_temp when setting fp, and
3181 allow matches to cfa_temp in addition to cfa_store when saving
3182 regs. Handle POST_INC and LO_SUM register stores. Document the
3183 changes and errors in rule 12 doco.
3185 * pa.c (set_reg_plus_d, store_reg, load_reg): Return last insn.
3186 (actual_fsize, local_fsize, save_fregs): Move for store_reg to see.
3187 (load_reg): Move closer to epilogue code.
3188 (DO_FRAME_NOTES): Define to control the following..
3189 (FRP): Define to set RTX_FRAME_RELATED_P on insns.
3190 (hppa_expand_prologue): Use FRP and REG_FRAME_RELATED_EXPR
3192 (hppa_expand_epilogue): Likewise.
3194 2001-04-03 Richard Henderson <rth@redhat.com>
3196 * configure.in (gcc_cv_as_leb128): Reject gas before 2.11.
3197 * configure: Rebuild.
3199 2001-04-03 Richard Henderson <rth@redhat.com>
3201 * rtl.h (LCT_THROW): New.
3202 * calls.c (emit_library_call_value_1): Handle it.
3203 * except.c (connect_post_landing_pads): Use it.
3205 2001-04-03 Zack Weinberg <zackw@stanford.edu>
3207 * gansidecl.h: Delete file.
3208 * configure.in: Change all refs to gansidecl.h to use
3209 ansidecl.h. Adjust *_file_list so they know where ansidecl.h
3211 * configure: Regenerate.
3213 * Makefile.in (intl.o): Don't depend on gansidecl.h.
3214 * defaults.h: s/gansidecl.h/ansidecl.h/ in comment.
3215 * ggc.h, config/fr30/fr30.h, config/mcore/mcore.c:
3216 Don't include gansidecl.h.
3217 * intl.c, main.c, version.c, fixinc/fixlib.h,
3218 fixinc/procopen.c, fixinc/server.c: Include ansidecl.h not
3221 Tue Apr 3 19:41:21 CEST 2001 Jan Hubicka <jh@suse.cz>
3223 * i386.c (ix86_force_to_memory, ix86_free_from_memory):
3226 2001-04-03 Zack Weinberg <zackw@stanford.edu>
3228 * config/i386/xm-beos.h, config/i386/xm-isc.h,
3229 config/i386/xm-next.h, config/i386/xm-sco.h,
3230 config/i386/xm-sco5.h, config/m68k/xm-plexus.h,
3231 config/m88k/xm-m88k.h: Delete.
3233 * config/i386/xm-djgpp.h: Don't define __MSDOS__.
3234 * config/romp/xm-romp.h: Don't define bcopy.
3235 * config/rs6000/xm-beos.h: Don't define bcopy, HAVE_VPRINTF,
3236 HAVE_PUTENV, HAVE_RENAME, or USE_C_ALLOCA.
3238 * config.gcc: Remove references to deleted files.
3240 14 xm-host.h remain, 1 xm-cpu.h.
3242 2001-04-03 Jakub Jelinek <jakub@redhat.com>
3243 David S. Miller <davem@pierdol.cobaltmicro.com>
3244 Andrew MacLeod <amacleod@redhat.com>
3246 Use byte offsets in SUBREGs instead of words.
3248 * alias.c (nonlocal_mentioned_p): Use subreg_regno function.
3249 * caller-save.c (mark_set_regs): Change callers of subreg_hard_regno
3250 to pass new argument.
3251 (add_stored_regs): Use subreg_regno_offset function.
3252 * calls.c (expand_call): For non-paradoxical SUBREG take endianess
3254 (precompute_arguments): Use gen_lowpart_SUBREG.
3255 * combine.c (try_combine): Replace explicit XEXP with SUBREG_REG.
3256 (combine_simplify_rtx): Rework to use SUBREG_BYTE.
3257 (simplify_set): Rework to use SUBREG_BYTE.
3258 (expand_field_assignment): Use SUBREG_BYTE.
3259 (make_extraction): Use SUBREG_BYTE.
3260 (if_then_else_cond): Use SUBREG_BYTE.
3261 (apply_distributive_law): Use SUBREG_BYTE and fixup subreg comments.
3262 (gen_lowpart_for_combine): Compute full byte offset.
3263 * cse.c (mention_regs): Use SUBREG_BYTE.
3264 (remove_invalid_subreg_refs): Rework to use SUBREG_BYTE.
3265 (canon_hash): Use SUBREG_BYTE.
3266 (fold_rtx): Pass SUBREG_BYTE div UNITS_PER_WORD to operand_subword.
3267 (gen_lowpart_if_possible): Formatting.
3268 * dbxout.c (dbxout_symbol_location): Compute SUBREG hard regnos
3270 * dwarf2out.c (is_pseudo_reg): Fixup explicit XEXP into SUBREG_REG
3271 (mem_loc_descriptor): Fixup explicit XEXP into SUBREG_REG
3272 (loc_descriptor): Fixup explicit XEXP into SUBREG_REG
3273 * dwarfout.c (is_pseudo_reg): Fixup explicit XEXP into SUBREG_REG
3274 (output_mem_loc_descriptor): Fixup explicit XEXP into SUBREG_REG
3275 (output_loc_descriptor): Fixup explicit XEXP into SUBREG_REG
3276 * emit-rtl.c (gen_rtx_SUBREG): New function, used to verify
3277 certain invariants about SUBREGs the compiler creates.
3278 (gen_lowpart_SUBREG): New function.
3279 (subreg_hard_regno): New function to get the final register number.
3280 (gen_lowpart_common): Use SUBREG_BYTE.
3281 (gen_imagpart): Spacing nits.
3282 (subreg_realpart_p): Use SUBREG_BYTE.
3283 (gen_highpart): Use SUBREG_BYTE.
3284 (subreg_lowpart_p): Always compute endian corrected goal offset,
3285 even at the byte level, then compare against that.
3286 (constant_subword): New function, pulled out all constant cases
3287 from operand_subword and changed second argument name to offset.
3288 (operand_subword): Detect non REG/SUBREG/CONCAT/MEM cases early
3289 and call constant_subword to do the work. Return const0_rtx if
3290 looking for a word outside of OP.
3291 (operand_subword_force): Change second arg name to offset.
3292 * expmed.c (store_bit_field): Use SUBREG_BYTE.
3293 (store_split_bit_field): Use SUBREG_BYTE.
3294 (extract_bit_field): Use SUBREG_BYTE.
3295 (extract_split_bit_field): Use SUBREG_BYTE.
3296 (expand_shift): Use SUBREG_BYTE.
3297 * expr.c (store_expr, expand_expr): Use gen_lowpart_SUBREG.
3298 * final.c (alter_subreg) Use subreg_hard_regno and SUBREG_BYTE.
3299 * flow.c (set_noop_p): Use SUBREG_BYTE.
3300 (mark_set_1): Remove ALTER_HARD_SUBREG. Use subreg_regno_offset instead.
3301 * function.c (fixup_var_refs_1): Fixup explicit XEXP into a SUBREG_REG.
3302 (fixup_memory_subreg): Use SUBREG_BYTE and remove byte endian
3304 (optimize_bit_field): Use SUBREG_BYTE.
3305 (purge_addressof_1): Use SUBREG_BYTE.
3306 (purge_single_hard_subreg_set): Use subreg_regno_offset function.
3307 (assign_params): Mark arguments SUBREG_PROMOTED_VAR_P if they are
3308 actually promoted by the caller and PROMOTE_FOR_CALLS_ONLY is true.
3309 * gengenrtl.c (special_rtx): Add SUBREG.
3310 * global.c (mark_reg_store): Use SUBREG_BYTE.
3311 (set_preference): Rework to use subreg_regno_offset and SUBREG_BYTE.
3312 * ifcvt (noce_emit_move_insn): Use SUBREG_BYTE.
3313 * integrate.c (copy_rtx_and_substitute): Use SUBREG_BYTE and make sure
3314 final byte offset is congruent to subreg's mode size.
3315 (subst_constants): Use SUBREG_BYTE.
3316 (mark_stores): Use subreg_regno_offset function.
3317 * jump.c (rtx_renumbered_equal_p, true_regnum): Use subreg_regno_offset
3318 function and SUBREG_BYTE.
3319 * local-alloc.c (combine_regs): Use subreg_regno_offset function.
3320 (reg_is_born): Use subreg_hard_regno.
3321 * recog.c (valid_replace_rtx_1): Use SUBREG_BYTE and remove byte
3322 endian correction code. Don't combine subregs unless resulting
3323 offset aligns with type. Fix subreg constant extraction for DImode.
3324 Simplify SUBREG of VOIDmode CONST_DOUBLE.
3325 (general_operand): Remove dead mode_altering_drug code.
3326 (indirect_operand): Use SUBREG_BYTE.
3327 (constrain_operands): Use subreg_regno_offset function.
3328 * reg-stack.c (get_true_reg): Use subreg_regno_offset function.
3329 * regmove.c (regmove_optimize): Use SUBREG_BYTE.
3330 (optimize_reg_copy_3): Use gen_lowpart_SUBREG.
3331 * regs.h (REG_SIZE): Allow target to override.
3332 (REGMODE_NATURAL_SIZE): New macro which target can override.
3333 * reload.c (reload_inner_reg_of_subreg): subreg_regno should be used
3334 on the entire subreg rtx.
3335 (push_reload): Use SUBREG_BYTE in comments and code.
3336 (find_dummy_reload): Use subreg_regno_offset. Only adjust offsets
3337 for hard registers inside subregs.
3338 (operands_match_p): Use subreg_regno_offset.
3339 (find_reloads): Use SUBREG_BYTE and only advance offset for subregs
3340 containing hard regs.
3341 (find_reload_toplev): Use SUBREG_BYTE. Remove byte endian
3342 corrections when fixing up MEM subregs.
3343 (find_reloads_address_1): Use SUBREG_BYTE, subreg_regno, and
3344 subreg_regno_offset where appropriate.
3345 (find_reloads_subreg_address): Use SUBREG_BYTE. Remove
3346 byte endian corrections when fixing up MEM subregs.
3347 (subst_reloads): When combining two subregs, make sure final
3348 offset is congruent to subreg's mode size.
3349 (find_replacement): Use SUBREG_BYTE and subreg_regno_offset.
3350 (refers_to_regno_for_reload_p): Use subreg_regno.
3351 (reg_overlap_mentioned_for_reload_p): Use subreg_regno_offset.
3352 * reload1.c (eliminate_regs) Use SUBREG_BYTE. Remove byte endian
3353 correction code for memory subreg fixups.
3354 (forget_old_reload_1): Use subreg_regno_offset.
3355 (choose_reload_regs): Use subreg_regno.
3356 (emit_input_reload_insns): Use SUBREG_BYTE.
3357 (reload_combine_note_store): Use subreg_regno_offset.
3358 (move2add_note_store): Use subreg_regno_offset.
3359 * resource.c (update_live_status, mark_referenced_resources): Use
3360 subreg_regno function.
3361 (mark_set_resources): Use subreg_regno function.
3362 * rtl.h (SUBREG_WORD): Rename to SUBREG_BYTE.
3363 (subreg_regno_offset, subreg_regno): Define prototypes.
3364 (subreg_hard_regno, constant_subword, gen_rtx_SUBREG): Newi functions.
3365 (gen_lowpart_SUBREG): Add prototype.
3366 * rtl.texi (subreg): Update to reflect new byte offset representation.
3367 Add mentioning of the effect that BYTES_BIG_ENDIAN has on subregs now.
3368 * rtlanal.c (refers_to_regno_p): Use subreg_regno.
3369 (reg_overlap_mentioned_p): Use subreg_regno.
3370 (replace_regs); Make sure final offset of combined subreg is
3371 congruent to size of subreg's mode.
3372 (subreg_regno_offset): New function.
3373 (subreg_regno): New function.
3374 * sched-vis.c (print_value): Change SUBREG_WORD to SUBREG_BYTE.
3375 * sdbout.c (sdbout_symbol): Compute offset using alter_subreg.
3376 * stmt.c (expand_anon_union_decl): Use gen_lowpart_SUBREG.
3377 * tm.texi (ALTER_HARD_SUBREG): Remove, it is now dead.
3378 (SUBREG_REGNO_OFFSET): Describe SUBREG_REGNO_OFFSET overrides.
3379 * config/a29k/a29k.c (gpc_reg_operand): Use subreg_regno.
3380 (a29k_get_reloaded_address): Use SUBREG_BYTE.
3381 (print_operand): Use SUBREG_BYTE.
3382 * config/alpha/alpha.c (print_operand_address): Use SUBREG_BYTE.
3383 * config/arm/arm.c (arm_reload_in_hi): Use SUBREG_BYTE.
3384 (arm_reload_out_hi): Use SUBREG_BYTE.
3385 * config/d30v/d30v.c (d30v_split_double): Use subreg_regno_offset
3386 instead of SUBREG_WORD.
3387 (d30v_print_operand_memory_reference): Use subreg_regno_offset.
3388 * config/dsp16xx/dsp16xx.md (extendqihi2, zero_extendqihi2): Fix
3389 SUBREG creation to use byte offset.
3390 * config/h8300/h8300.md (Unnamed HImode zero extraction and 16bit
3391 inverted load insns): Fix explicit rtl subregs to use byte
3393 * config/i370/i370.md (cmpstrsi, movstrsi, mulsi3, divsi3,
3394 udivsi3, umodsi3): Generate SUBREGs with byte offsets.
3395 * config/i860/i860.c (single_insn_src_p): Use SUBREG_BYTE.
3396 * config/i860/i860.md (mulsi3_big): Fixup explicit SUBREGs in rtl
3397 to use byte offsets.
3398 (unnamed fmlow.dd insn): Fixup SUBREGS to use byte offsets.
3399 * config/i960/i960.md (extendhisi2): Generate SUBREGs with byte
3400 offsets, also make sure it is congruent to SUBREG's mode size.
3401 (extendqisi2, extendqihi2, zero_extendhisi2, zero_extendqisi2,
3402 unnamed ldob insn): Generate SUBREGs with byte offset.
3403 (zero_extendqihi2): SUBREG's are byte offsets.
3404 * config/m68hc11/m68hc11.c (m68hc11_gen_lowpart): Use SUBREG_BYTE.
3405 (m68hc11_gen_highpart): Use SUBREG_BYTE.
3406 * config/m68k/m68k.md (zero_extendhisi2, zero_extendqihi2,
3407 zero-extendqisi2): Generate SUBREGs with byte offset.
3408 (umulsidi3, mulsidi3, subreghi1ashrdi_const32,
3409 subregsi1ashrdi_const32, subreg1lshrdi_const32): Fixup explicit
3410 subregs in rtl to use byte offsets.
3411 * config/m88k/m88k.md (extendsidi2): fixup subregs to use byte offset.
3412 * config/mips/mips.c (mips_move_1word): Use subreg_regno_offset.
3413 (mips_move_2words): Use subreg_regno_offset.
3414 (mips_secondary_reload_class): Use subreg_regno_offset.
3415 * config/mips/mips.md (DImode plus, minus, move, and logical op
3416 splits): Fixup explicit subregs in rtl to use byte offsets.
3417 * config/mn10200/mn10200.c (print_operand): Use subreg_regno function.
3418 * config/mn10300/mn10300.c (print_operand): Use subreg_regno function.
3419 * config/ns32k/ns32k.md (udivmoddisi4): Fix explicit subregs in
3420 rtl to use byte offsets.
3421 * config/pa/pa.c (emit_move_sequence): Use SUBREG_BYTE.
3422 * config/pa/pa.md (floatunssisf2, floatunssidf2, mulsi3): fix explicit
3423 subregs to use byte offsets.
3424 * config/pdp11/pdp11.md (zero_extendhisi2, modhi3, modhi3+1):
3425 Fixup explicit subregs in rtl to use byte offsets.
3426 * config/romp/romp.c (memory_offset_in_range_p): Use SUBREG_BYTE
3427 and remove byte endian correction code.
3428 * config/sh/sh.c (output_movedouble): Use subreg_regno.
3429 (gen_ashift_hi): Use SUBREG_BYTE.
3430 (regs_used): Use subreg_regno_offset.
3431 (machine_dependent_reorg): Use subreg_regno_offset.
3432 * config/sh/sh.h (INDEX_REGISTER_RTX_P): Use SUBREG_BYTE.
3433 * config/sh/sh.md (DImode and DFmode move splits): Use subreg_regno.
3434 (movdf_i4): Subregs are byte offsets now.
3435 * config/sparc/sparc.c (ultra_find_type): Use SUBREG_BYTE.
3436 * config/sparc/sparc.h (ALTER_HARD_SUBREG): Removed.
3437 (REGMODE_NATURAL_SIZE): Override.
3438 (REG_SIZE): For SUBREG check float mode on SUBREG_REG's mode.
3439 * config/sparc/sparc.md (TFmode move splits): Generate SUBREGs
3441 (zero_extendhisi2, zero_extendqidi2_insn, extendhisi2,
3442 extendqihi2, sign_extendqihi2_insn, sign_extendqisi2_insn,
3443 extendqidi2): Generate SUBREGs with byte offsets, also make sure
3444 it is congruent to SUBREG's mode size.
3445 (smulsi3_highpart_v8plus): Fix explicit subregs in rtl to use byte
3447 (cmp_siqi_trunc, cmp_siqi_trunc_set, cmp_diqi_trunc,
3448 cmp_diqi_trunc_set, lshrdi3_v8plus+1, lshrdi3_v8plus+2,
3449 lshrdi3_v8plus+3, lshrdi3_v8plus+4): Use proper
3450 SUBREG_BYTE offset for non-paradoxical subregs in patterns.
3451 * config/v850/v850.c (print_operand, output_move_double): Use
3452 subreg_regno function.
3454 2001-04-03 Alexandre Oliva <aoliva@redhat.com>
3456 * configure.in (target_subdir): Use target_alias, not target.
3457 * configure: Rebuilt.
3459 * config/sh/crtn.asm (init, fini): Restore r15 from r14, not the
3461 * config/sh/crti.asm: Fix typos in comments.
3463 2001-04-03 Alan Modra <alan@linuxcare.com.au>
3465 * pa.h: Revise comments for TARGET_NO_SPACE_REGS and
3466 TARGET_FAST_INDIRECT_CALLS.
3467 * pa.c (override_options): TARGET_NO_SPACE_REGS is now OK with
3469 (return_addr_rtx): Short circuit export stub matching when
3470 TARGET_NO_SPACE_REGS.
3471 (output_millicode_call): For out of range calls, make -fPIC
3472 take precedence, then TARGET_PORTABLE_RUNTIME, then ble. Don't
3473 return before delay slot checks when TARGET_PORTABLE_RUNTIME.
3474 * pa.md: Modify length attr calculation of all millicode insns to
3477 2001-04-02 Geoffrey Keating <geoffk@redhat.com>
3479 * configure.in (gcc_cv_as_leb128): Correct name of cache variable.
3480 Require at least 2.11 in the version test. Specifically check
3481 for and reject GAS version 2.10.90.
3482 * configure: regenerate.
3484 2001-04-03 Alan Modra <alan@linuxcare.com.au>
3486 * pa.c (override_options): Remove PIC profiling warning.
3487 (hp_profile_labelno): Delete.
3488 (hp_profile_label_rtx): Delete.
3489 (hp_profile_label_name): Delete.
3490 (pa_add_gc_roots): Remove reference to hp_profile_label_rtx.
3491 (output_function_prologue): Remove profiling code and all tests on
3492 profile_flag. Move store of PIC_OFFSET_TABLE_REGNUM now that
3493 merge_sp_adjust_with_store can work for PIC and profiling.
3494 (hppa_expand_epilogue): Remove profile_flag test.
3495 (hppa_can_use_return_insn_p): Likewise.
3496 (hppa_init_pic_save): Emit before tail_recursion_reentry, and
3497 cater for PROFILE_HOOK.
3498 (hppa_profile_hook): New function.
3499 * pa.h (FUNCTION_PROFILER): Now does nothing.
3500 (PROFILE_HOOK): Define.
3501 (hppa_profile_hook): Declare.
3502 (PROFILE_BEFORE_PROLOGUE): Delete.
3503 (ASM_OUTPUT_REG_PUSH): Delete.
3504 (ASM_OUTPUT_REG_POP): Delete.
3505 * pa.md (call_profiler): Turn it into a call insn, and don't `use'
3506 r24. Accept function name operand, and use this and a locally
3507 generated label to calculate pc-rel offset to func start.
3509 2001-04-02 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3511 * $(HOST_PREFIX_1)errors.o, $(HOST_PREFIX_1)ggc-none.o,
3512 ggc-common.o, ggc-simple.o, ggc-page.o, ggc-none.o: Depend on
3515 2001-04-03 Alan Modra <alan@linuxcare.com.au>
3517 * dwarf2out.c (dwarf2out_frame_debug_expr): Move errant HIGH and
3518 LO_SUM cases to where they belong.
3520 2001-04-02 Richard Henderson <rth@redhat.com>
3522 * except.h (lang_eh_type_covers): Mark extern.
3523 (lang_eh_runtime_type): Likewise.
3525 2001-04-02 Zack Weinberg <zackw@stanford.edu>
3527 * genattr.c, gencheck.c, gencodes.c, genconfig.c, genflags.c,
3528 gengenrtl.c: Wrap generated header in multiple-include guard.
3529 Improve error checking.
3531 2001-04-02 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3533 * configure.in: Don't check for putenv.
3534 * configure: Regenerate.
3535 * gcc.c (putenv): Don't define.
3536 * vax/xm-vms.h: Handle putenv.
3538 2001-04-02 Jakub Jelinek <jakub@redhat.com>
3540 * ifcvt.c (noce_emit_move_insn): New.
3541 (noce_try_store_flag, noce_try_store_flag_constants,
3542 noce_try_store_flag_inc, noce_try_store_flag_mask,
3543 noce_try_cmove, noce_try_cmove_arith, noce_try_minmax,
3544 noce_try_abs): Use it.
3545 (noce_process_if_block): Likewise.
3546 For STRICT_LOW_PART, take mode from its SUBREG.
3548 2001-04-02 Jakub Jelinek <jakub@redhat.com>
3550 * fold-const.c (fold): Before optimizing unsigned comparison with
3551 0x7fffffffU, make sure arg0 is integral type.
3553 2001-04-02 Joseph S. Myers <jsm28@cam.ac.uk>
3555 * c-tree.texi: Document representation of wide strings.
3557 2001-04-01 Richard Henderson <rth@redhat.com>
3559 * except.h (expand_builtin_dwarf_fp_regnum): Declare.
3561 Sun Apr 1 11:49:05 CEST 2001 Jan Hubicka <jH@suse.cz>
3563 * i386.md: remove obsoleted comments.
3564 (adddi_?): Rename to adddi_?_rex64; disable for 32bit.
3565 (x86_movsicc_0_m1_rex64): Rename to x86_movdicc_0_m1_rex64;
3566 fix output template.
3568 2001-03-31 Marek Michalkiewicz <marekm@linux.org.pl>
3570 * config/avr/libgcc.S (__mulhi3): Optimize previous change.
3572 2001-03-30 Bernd Schmidt <bernds@redhat.com>
3574 * loop.c (load_mems): When generating a load from a pseudo, update
3577 Fri Mar 30 17:36:43 CEST 2001 Jan Hubicka <jh@suse.cz>
3579 * i386.c (ix86_split_long_move): Use change address to compensate
3580 stack pointer change in push instruction.
3582 Fri Mar 30 00:31:00 CEST 2001 Jan Hubicka <jh@suse.cz>
3584 * i386.md (sse_movdfcc_eq): Fix constraint (sse_mov?fcc splitter): Use operands_match_p
3585 instead of rtx_equal_p; fix the output template.
3587 Fri Mar 30 00:21:41 CEST 2001 Jan Hubicka <jh@suse.cz>
3589 * i386.c (ix86_expand_setcc): Support 64bit.
3590 (ix86_expand_int_movcc): Likewise.
3591 * i386.md (movdicc_rex64, x86_movsicc_0_m1_rex64, movdicc_c_rex64):
3594 * i386.md (allocate_stack_worker): Turn to expander.
3595 (allocate_stack_worker_1, allocate_stack_worker_rex64): New insns.
3597 * i386.c (print_reg): Do not print x86_64 style regs on IA-32
3599 2001-03-29 Richard Henderson <rth@redhat.com>
3601 * libgcc2.c [L__main]: Include unwind-dw2-fde.h instead of frame.h.
3603 2001-03-28 Matthew Hiller <hiller@redhat.com>
3605 * config/mn10300/mn10300.md (cmpsi): Fix first alternative's
3608 * MAINTAINERS: Added self.
3610 2001-03-28 Richard Henderson <rth@redhat.com>
3612 * Makefile.in (cs-tconfig.h): Depend on CONFIG_H, not GCONFIG_H.
3613 Use ALL_CFLAGS not HOST_CFLAGS for sjlj detection.
3615 2001-03-28 Jim Wilson <wilson@redhat.com>
3617 * config/ia64/ia64.md (movtf): Change DImode to TFmode in calls to
3620 2001-03-28 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3622 * toplev.h (fatal_error): Add ATTRIBUTE_NORETURN.
3624 * tradcif.y (yyerror): Likewise. Add format specifier in call to
3627 * tradcpp.c (macroexpand): Likewise for call to `error_with_line'.
3629 2001-03-28 DJ Delorie <dj@redhat.com>
3631 * Makefile.in (stage1_build): Revert CFLAGS patch.
3633 2001-03-28 Marek Michalkiewicz <marekm@linux.org.pl>
3635 * config/avr/libgcc.S (__mulhi3): Correct tests to exit the loop
3636 when multiplier or multiplicand is zero.
3638 2001-03-28 Bernd Schmidt <bernds@redhat.com>
3640 * cselib.c (hash_rtx): Don't do tail recursion elimination by hand.
3642 * config/ia64/ia64.c (update_set_flags): New function, broken out of
3644 (set_src_needs_barrier): Likewise.
3645 (rtx_needs_barrier): For SET case, use these two functions. Rework
3646 PARALLEL case to handle all inputs before all outputs.
3647 (emit_insn_group_barriers): Call init_insn_group_barriers only if we
3648 saw a label and no stop bit since then.
3649 (maybe_rotate, process_epilogue): Add prototypes.
3651 2001-03-28 Richard Henderson <rth@redhat.com>
3653 * config/rs6000/rs6000.h (EPILOGUE_USES): Use TARGET_AIX,
3654 not TARGET_TOC for special toc restore handling.
3655 * config/rs6000/rs6000.md (eh_return): Likewise.
3657 2001-03-28 Richard Henderson <rth@redhat.com>
3659 * config/sparc/sparc.c (eligible_for_epilogue_delay): False if
3660 current_function_calls_eh_return.
3661 (output_function_epilogue): Handle eh_return.
3662 * config/sparc/sparc.h (DOESNT_NEED_UNWINDER): Remove.
3663 (EH_RETURN_DATA_REGNO): New.
3664 (EH_RETURN_STACKADJ_RTX): New.
3665 (EH_RETURN_HANDLER_RTX): New.
3666 * config/sparc/sparc.md (call/short branch peepholes): Check
3667 can_throw_internal instead of in_same_eh_region.
3669 * config/rs6000/rs6000.c (rs6000_stack_info): Allocate space
3670 for eh_return data registers.
3671 (rs6000_emit_prologue): Save eh_return data registers.
3672 (rs6000_emit_epilogue): Force inline restores if eh_return.
3673 Restore eh_return data registers. Mind EH_RETURN_STACKADJ_RTX.
3674 * config/rs6000/rs6000.h (rs6000_stack_t): Add ehrd_offset.
3675 (EH_RETURN_DATA_REGNO, EH_RETURN_STACKADJ_RTX): New.
3676 (EPILOGUE_USES): True for TOC_REGISTER if calls_eh_return and
3677 the target uses one.
3678 * config/rs6000/rs6000.md (eh_epilogue, eh_reg_restore): Remove.
3679 (return_eh_si, return_eh_di): Remove.
3680 (eh_return): New, from corpse of eh_epilogue.
3681 (eh_set_lr_si, eh_set_lr_di): New.
3683 * config/i386/i386.c (general_no_elim_operand): Disallow virtual regs.
3684 (ix86_save_reg): If maybe_eh_return, true for EH_RETURN_DATA_REGNOs.
3685 True for pic register if current_function_calls_eh_return.
3686 (ix86_expand_epilogue): Change "emit_return" argument into "style".
3687 Handle eh_return requirements.
3688 * config/i386/i386.h (EH_RETURN_DATA_REGNO): New.
3689 (EH_RETURN_STACKADJ_RTX): New.
3690 * config/i386/i386.md (exception_receiver): Remove.
3691 (eh_return, eh_return_1): New.
3692 * config/i386/linux.h (MD_FALLBACK_FRAME_STATE_FOR): New.
3694 * config/alpha/alpha.c (alpha_sa_mask): Add EH_RETURN_DATA_REGNOs.
3695 (alpha_mark_machine_status): No eh_epilogue_sp_ofs ...
3696 (alpha_expand_epilogue): ... use EH_RETURN_STACKADJ_RTX instead.
3697 * config/alpha/alpha.h (machine_function): Remove eh_epilogue_sp_ofs.
3698 (EH_RETURN_DATA_REGNO): New.
3699 (EH_RETURN_STACKADJ_RTX, EH_RETURN_HANDLER_RTX): New.
3700 * config/alpha/alpha.md (eh_epilogue): Remove.
3701 (exception_receiver): Use $26 for ldgp input.
3702 * config/alpha/linux.h (MD_FALLBACK_FRAME_STATE_FOR): New.
3704 2001-03-28 Richard Henderson <rth@redhat.com>
3706 * except.c: Rewrite entirely for IA-64 ABI exception handling.
3707 * except.h: Likewise.
3709 * Makefile.in (LIB2ADDEH): Mention unwind-dw2*.c
3710 (LIB2ADDEHDEP): New.
3711 (LIB2FUNCS_EH): Remove.
3712 (LIB2ADD): Remove LIB2ADDEH.
3713 (libgcc.mk): Pass LIB2ADDEHDEP, don't pass LIB2FUNCS_EH.
3714 (LIBGCC_DEPS): Use LIB2ADDEHDEP.
3715 (crt{begin,end}[S].o): Likewise.
3716 (except.o): Update includes.
3717 * mklibgcc.in: Remove LIB2FUNCS_EH, add LIB2ADDEH, LIB2ADDEHDEP.
3718 (libgcc2_c_dep): Use LIB2ADDEHDEP.
3720 * basic-block.h (struct basic_block_def): Remove eh_beg, eh_end.
3721 * bb-reorder.c (reorder_basic_blocks): Don't disable for EH.
3722 * builtins.def (BUILT_IN_EH_RETURN_DATA_REGNO): New.
3723 * builtins.c (expand_builtin): Implement it.
3724 [BUILT_IN_EH_RETURN]: Update for nr arguments change.
3725 * c-common.c (c_common_nodes_and_builtins): Declare it.
3726 * c-decl.c (init_decl_processing): Update __builtin_eh_return.
3727 * calls.c (libfunc_nothrow): Remove.
3728 (emit_library_call_value_1): Don't call it.
3729 * crtstuff.c: Include unwind-dw2-fde.h instead of frame.h.
3730 * dwarf2.h (dwarf_call_frame_info): Add dwarf2.1 elements.
3731 (DW_EH_PE_*): New defines for pointer encoding in .eh_frame.
3732 * dwarf2out.c (struct dw_fde_struct): Add uses_eh_lsda, funcdef_number.
3733 (current_funcdef_number): Globalize.
3734 (output_call_frame_info): Emit frame data if an lsda is needed.
3735 Generate augmentation for personality routine. Don't play with
3737 (dwarf2out_begin_prologue): Record funcdef_number.
3738 * dwarf2out.h (current_funcdef_number): Declare.
3739 * expr.c (expand_expr): Update for except.h name changes.
3740 Remove POPDCC_EXPR, POPDHC_EXPR. Add EXC_PTR_EXPR.
3741 * expr.h (LTI_throw, LTI_rethrow): Remove.
3742 (LTI_sjthrow, LTI_sjpopnthrow, LTI_terminate): Remove.
3743 (LTI_eh_rtime_match): Remove.
3744 (LTI_unwind_resume, LTI_eh_personality): Add.
3745 (LTI_unwind_sjlj_register, LTI_unwind_sjlj_unregister): Add.
3746 * final.c (final): Don't call check_exception_handler_labels,
3747 init_insn_eh_region, or free_insn_eh_region.
3748 (final_scan_insn): Always emit debug labels for
3749 NOTE_INSN_EH_REGION notes.
3750 * flags.h (flag_new_exceptions): Remove.
3751 * flow.c (entry_exit_blocks): Remove eh_beg, eh_end.
3752 (record_active_eh_regions): Remove.
3753 (count_basic_blocks): Check all instructions for REG_EH_REGION.
3754 Use can_throw_internal.
3755 (find_basic_blocks_1): Likewise.
3756 (move_stray_eh_region_notes): Remove.
3757 (find_label_refs): No eh_return_stub_label.
3758 (make_edges): Likewise. No init/free_eh_nesting_info. Handle RESX.
3759 (make_eh_edge): No eh_nest_info. Update for reachable_handlers
3761 (delete_unreachable_blocks): Don't track deleted handlers.
3762 (flow_delete_block): Use maybe_remove_eh_handler.
3763 (delete_eh_regions): Remove.
3764 (merge_blocks): Don't check for eh region match.
3765 (mark_regs_live_at_end): Handle EH_RETURN_DATA_REGNO,
3766 EH_RETURN_STACKADJ_RTX, EH_RETURN_HANDLER_RTX.
3767 (init_propagate_block_info): Disable dead frame store optimization
3768 when current_function_calls_eh_return.
3769 (dump_bb): Don't print eh_beg, eh_end.
3770 * function.c (fixup_var_refs): No catch_clauses.
3771 (expand_function_end): Likewise. Call expand_eh_return before
3772 the return register use. Call sjlj_emit_function_exit_after.
3773 (expand_function_start): Force pseudo DECL_RESULT if sjlj exceptions.
3774 * function.h (struct function): Add calls_eh_return, uses_eh_lsda.
3775 * ifcvt.c (dead_or_predicable): Remove eh region check.
3776 * integrate.c (function_cannot_inline_p): Disallow __builtin_eh_return.
3777 Don't check for EH vs parameters.
3778 (expand_inline_function_eh_labelmap, eif_eh_map): Remove.
3779 (expand_inline_function): Call duplicate_eh_regions.
3780 (copy_insn_list): Don't handle NOTE_INSN_EH_REGION_BEG/END.
3781 (copy_insn_notes): Remap REG_EH_REGION notes.
3782 (copy_rtx_and_substitute): Remove SYMBOL_REF_NEED_ADJUST check.
3783 * integrate.h (struct inline_remap): Add local_return_label.
3784 * jump.c (jump_optimize_1): Don't init/free_insn_eh_region, nor
3785 check_exception_handler_labels, nor exception_optimize.
3786 (find_cross_jump): No EH region check.
3787 * optabs.c (init_optabs): Update for changed eh libfuncs.
3788 * rtl.def (RESX): New.
3789 * rtl.h (SYMBOL_REF_NEED_ADJUST): Remove.
3790 * stmt.c (expand_decl_cleanup): Simplify using_eh_for_cleanups_p
3791 checks. Update for except.h name changes.
3792 (expand_cleanups): Likewise.
3793 (expand_dcc_cleanup, expand_dhc_cleanup): Remove.
3794 * toplev.c (dump_file_index, dump_file): Add .02.eh dump.
3795 (compile_file): Call init_eh before init_optabs. Don't
3796 output_exception_table here.
3797 (rest_of_compilation): Call convert_from_eh_region_ranges,
3798 convert_to_eh_region_ranges, output_function_exception_table.
3799 Don't emit_eh_context.
3800 * tree.def (POPDHC_EXPR, POPDCC_EXPR): Remove.
3801 (EXC_PTR_EXPR): New.
3803 * md.texi (eh_epilogue): Remove.
3804 (eh_return): Document.
3805 * tm.texi (EH_RETURN_DATA_REGNO): Document.
3806 (EH_RETURN_STACKADJ_RTX, EH_RETURN_HANDLER_RTX): Document.
3808 * eh-common.h: Remove file.
3809 * frame-dwarf2.c, frame.c, frame.h: Remove files.
3810 * libgcc2.c (L_eh): Remove.
3812 * unwind-dw2-fde.c: New file, largely copied from frame.c.
3813 * unwind-dw2-fde.h: New file.
3814 * unwind-dw2.c: New file, largely cribbed from frame-dwarf2.c.
3815 * unwind-sjlj.c, unwind.h, unwind.inc: New files.
3816 * libgcc-std.ver: Update for eh symbols.
3818 2001-03-27 Richard Henderson <rth@redhat.com>
3820 * regmove.c (perhaps_ends_bb_p): Use can_throw_internal to
3821 reduce false positives.
3822 (regmove_optimize): Disable if flag_non_call_exceptions.
3824 * stmt.c (expand_return): Remove always true predicate.
3825 (expand_decl_cleanup_no_eh): Remove dead code.
3827 * sched-deps.c (sched_analyze_insn): Consolidate scheduling
3828 barrier code. Add a scheduling barrier if a non-call insn
3829 can throw internally.
3831 * rtlanal.c (rtx_addr_can_trap_p): Virtual registers cannot trap.
3832 Auto-inc addresses trap only if their base register does.
3834 * except.c (can_throw_internal): Rename from can_throw.
3835 * except.h, resource.c: Update references.
3837 * integrate.c (copy_insn_list): Use returnjump_p.
3838 (copy_insn_notes): Recurse for CALL_PLACEHOLDER.
3840 * function.h (struct function): Move all boolean valued fields
3841 to single bit fields at the end of the struct.
3843 * bb-reorder.c, dwarf2out.c, except.c, except.h, flow.c,
3845 Rename asynchronous_exceptions to flag_non_call_exceptions.
3847 * gthr-single.h (UNUSED): New. Distinguish between how C
3848 and C++ mark unused function arguments. Use throughout.
3850 * Makefile.in (cs-tconfig.h): Copy USING_SJLJ_EXCEPTIONS
3851 value to target configuration header.
3852 * configure.in (CONFIG_SJLJ_EXCEPTIONS): New.
3853 * config.in, configure: Rebuild.
3854 * except.h (USING_SJLJ_EXCEPTIONS): New. Define based on
3855 configuration and target defines.
3856 (exceptions_via_longjmp): Remove.
3857 * dwarf2out.c, except.c, final.c, toplev.c, config/ia64/ia64.c:
3858 Use USING_SJLJ_EXCEPTIONS instead of exceptions_via_longjmp.
3860 * except.h (flag_non_call_exceptions): Move ...
3861 * flags.h: ... here.
3863 * combine.c (distribute_notes) [REG_EH_REGION]: If non-call
3864 exceptions, put the note on the trapping instruction.
3866 * flags.h (flag_new_exceptions): Remove.
3867 * toplev.c: Don't set it.
3868 * final.c: Don't check it.
3869 * except.c: Provide stub definition.
3871 * flow.c (tidy_fallthru_edges): Don't combine complex edges.
3872 (calculate_global_regs_live): Kill call-clobbered registers
3873 across exception edges.
3874 * reg-stack.c (convert_regs_1): Kill the entire target stack
3875 across non-call exception edges.
3877 * flow.c (cleanup_cfg): Take no argument.
3878 * output.h, sibcall.c, toplev.c: Update all calls.
3880 2001-03-27 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3882 * configure.in: Don't check for bcopy.
3883 * configure, config.in: Regenerate.
3885 * system.h: Don't define or prototype bcopy, instead poison it.
3887 2001-03-27 Richard Henderson <rth@redhat.com>
3889 * function.c (expand_function_start): Set DECL_REGISTER on
3890 a pseudo used for DECL_RESULT.
3892 * rtl.h (LCT_NORETURN): New.
3893 * calls.c (emit_library_call_value_1): Handle it.
3895 2001-03-27 Stan Shebs <shebs@apple.com>
3897 * objc/objc-act.c (objc_init): Use dump_base_name.
3898 (gen_declaration): Clear the buffer arg.
3899 (gen_declaration_1): New function, body of gen_declaration.
3900 (adorn_decl): Call gen_declaration_1 instead of gen_declaration.
3901 (gen_method_decl): Ditto, plus always clear buffer arg.
3902 (error_with_ivar): Simplify.
3903 (warn_with_method): Ditto.
3904 (build_message_expr): Don't clear buffers.
3905 (dump_interface): Ditto.
3906 (objc_debug): Ditto.
3907 (build_keyword_selector): Clear the buffer by only zeroing
3909 (objc_implementation_context): Declare.
3910 (start_class): Warn about missing @end.
3911 (finish_objc): Ditto.
3913 2001-03-28 John David Anglin <dave@hiauly1.hia.nrc.ca>
3915 * reload1.c (eliminate_regs): Don't abort on MEM USEs.
3917 2001-03-27 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3919 * Makefile.in (SYSTEM_H): Define.
3920 Depend on $(SYSTEM_H), not system.h.
3922 * objc/Make-lang.in: Depend on $(SYSTEM_H), not system.h.
3924 2001-03-27 Jim Wilson <wilson@redhat.com>
3926 * final.c (final_scan_insn, case NOTE_INSN_BASIC_BLOCK): Call
3928 * config/ia64/ia64.c (block_num, need_copy_state): New static vars.
3929 (process_epilogue): New static function.
3930 (process_set): Call process_epilogue instead of emitting .restore
3932 (process_for_unwind_directive): Handle NOTE_INSN_BASIC_BLOCK.
3934 * flow.c (struct reg_cond_life_info): New fields orig_condition
3936 (init_propagate_block_info): Set new fields.
3937 (mark_regno_cond_dead): Set and use new fields.
3938 (flush_reg_cond_reg_1): Likewise.
3939 (and_reg_cond, case AND): Check for redundant AND conditions.
3940 (mark_used_reg): Delete unnecessary clears before freeing splay trees.
3943 2001-03-27 Neil Booth <neil@daikokuya.demon.co.uk>
3945 * cppmacro.c (stringify_arg): Null terminate strings.
3947 2001-03-27 Zack Weinberg <zackw@stanford.edu>
3949 * config.gcc (m68hc11-*-*, m68hc12-*-*): Convert to new tm.h
3950 inclusion style. xm-m68hc11.h no longer exists.
3951 * config/m68hc11/xm-m68hc11.h: Delete file.
3952 * config/m68hc11/m68hc12.h: Convert to new tm.h inclusion style.
3954 * config/m68hc11/m68hc11.h: Convert to new tm.h inclusion style.
3955 Don't define GCC_VERSION, N_, or PARAMS; don't include
3956 gansidecl.h or stdio.h. Define inhibit_libc here.
3957 Make code conditioned on #if GCC_VERSION > 2095 unconditional.
3958 Delete code conditioned on #if GCC_VERSION == 2095.
3960 * config/m68hc11/m68hc11-protos.h, config/m68hc11/m68hc11.c:
3961 Make code conditioned on #if GCC_VERSION > 2095 unconditional.
3962 Delete code conditioned on #if GCC_VERSION == 2095.
3964 2001-03-27 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3966 * system.h: Include symcat.h.
3967 (STRINGIFY): Don't define.
3969 * configure.in: Adjust comment.
3971 * builtins.c: Use STRINGX, not STRINGIFY.
3972 * gencheck.c: Likewise.
3973 * gengenrtl.c: Likewise.
3974 * protoize.c: Likewise.
3976 * cpplex.c: Don't include symcat.h.
3977 * cpplib.c: Likewise.
3979 * gansidecl.h (HAVE_STRINGIZE): Don't define.
3981 2001-03-27 Alan Modra <alan@linuxcare.com.au>
3983 * c-typeck.c (digest_init): Fold init expression.
3985 2001-03-26 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3987 * sbitmap.c (sbitmap_copy): Call memcpy, not bcopy.
3989 2001-03-27 Alan Modra <alan@linuxcare.com.au>
3991 * except.c (eh_regs): Save results of build_pointer_type to a temp
3992 as FUNCTION_VALUE macro may evaluate its args multiple times.
3994 2001-03-26 Mark Mitchell <mark@codesourcery.com>
3996 * c-common.h (DECL_NUM_STMTS): New macro.
3997 * c-decl.c (duplicate_decls): Copy DECL_NUM_STMTS, not
3999 (pushdecl): Likewise.
4000 * c-semantics.c (add_stmt): Update DECL_NUM_STMTS.
4001 * integrate.c (expand_inline_function): Don't check
4003 * print-tree.c (print_node): Don't print it.
4004 * toplev.c (rest_of_compilation): Don't try to inline when
4005 flag_no_inline is on.
4006 * tree.h (DECL_FRAME_SIZE): Remove.
4007 (tree_decl): Adjust accordingly.
4009 2001-03-26 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4011 * combine.c (try_combine): Use memcpy, not bcopy.
4013 * genattrtab.c (expand_units): Likewise.
4015 Mon Mar 26 15:55:08 CEST 2001 Jan Hubicka <jh@suse.cz>
4017 * i386.md (push mem DI peep2): New.
4018 (mov 0, mov -1 peep2): Handle 64bit.
4019 (lea to arithmetics peep2): Handle 64bit leas.
4020 (rsp arithmetics to push/pop peep2s): New.
4022 * i386.md (truncdfsf2_3, trunctfsf2_2): Change predicate to memory_operand.
4024 Mon Mar 26 14:35:18 CEST 2001 Jan Hubicka <jh@suse.cz>
4026 * i386.c (struct machine_function): Add save_varrargs_registers.
4027 (ix86_save_varrargs_registers): New macro.
4028 (ix86_frame_layout): Support 64bit; support red zones and varrargs area.
4029 (ix86_expand_prologue): Likewise.
4030 (ix86_emit_epilogue_esp_adjustement): Likewise.
4031 (ix86_expand_epilogue): Likewise.
4032 * i386.md (pro_epilogue_adjust_stack): Turn to expander; support 64bit.
4033 (pro_epilogue_adjust_stack_1): New insn.
4034 (pro_epilogue_adjust_stack_rex64): Likewise.
4035 * i386.h (MASK_NO_RED_ZONE): New constant.
4036 (TARGET_RED_ZONE): New macro.
4037 (TARGET_OPTIONS): Add "red-zone" and "no-red-zone"
4038 (RED_ZONE_SIZE): New constant.
4039 (RED_ZONE_RESERVE): New constant.
4041 2001-03-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4043 * toplev.c (set_float_handler): Use memcpy, not bcopy.
4045 2001-03-25 Kazu Hirata <kazu@hxi.com>
4047 * config/h8300/h8300.md (umodqi3): Output a tab instead of a
4050 (umodhi3): Likewise.
4053 2001-03-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4055 * mkconfig.sh (DEFINES): Handle entries with '='.
4057 * config.gcc: Don't use i370/xm-mvs.h or ns32k/xm-pc532-min.h.
4058 Set xm_defines to MACRO=value instead.
4060 * i370/xm-mvs.h: Delete.
4062 * ns32k/xm-pc532-min.h: Likewise.
4064 Sun Mar 25 15:01:40 CEST 2001 Jan Hubicka <jh@suse.cz>
4066 * i386.md (ashldi3, ashrdi3, lshrdi3): Change predicates to
4068 use ix86_expand_binary_operator
4069 (?sh??i_?): Disable for 64bit.
4070 * i386.h (PREDICATE_CODES): Add shiftdi_operand.
4071 * i386.c (shiftdi_operand): New predicate.
4073 * (ashldi3_1_rex64, ashldi3_cmp_rex64, ashlsi3_1_zext, ashlsi3_cmp_zext,
4074 ashrdi3_63_rex64, ashrdi3_1_one_bit_rex64, ashrdi3_1_rex64,
4075 ashrdi3_one_bit_cmp_rex64, ashrdi3_cmp_rex64, ashrsi3_31_zext,
4076 ashrsi3_1_one_bit_zext, ashrsi3_1_zext, ashrsi3_one_bit_cmp_zext,
4077 ashrsi3_cmp_zext, lshrdi3_1_one_bit_rex64, lshrdi3_1_rex64,
4078 lshrdi3_cmp_one_bit_rex64, lshrdi3_cmp_rex64, lshrsi3_1_one_bit_zext,
4079 lshrsi3_1_zext, lshrsi3_cmp_one_bit_zext, lshrsi3_cmp_zext,
4080 rotlsi3_1_one_bit_rex64, rotldi3_1_rex64,
4081 rotlsi3_1_one_bit_zext, rotlsi3_1_zext, rotrdi3_1_one_bit_rex64,
4082 rotrdi3_1_rex64, rotrsi3_1_one_bit_zext, rotrsi3_1_zext): New patterns.
4083 (rotldi3, rotrdi3): New expanders.
4085 Sun Mar 25 14:25:33 CEST 2001 Jan Hubicka <jh@suse.cz>
4087 * i386.md (movstrsi): Move offline.
4089 (strmovdi_rex64): New.
4090 (strmov?i): Accept 64bit.
4091 (strmov?i_rex64): New.
4092 (strmov?i_rex_1): New.
4093 (strmov?i_1): Disable for 64bit.
4094 (rep_mov?i_rex64): New.
4095 (rep_mov?i): Disable for 64bit.
4096 (clrstrsi): Move offline.
4097 (strset?i_rex64): New.
4098 (strset?i: Accept 64bit.
4099 (rep_stos?i): Disable for 64bit.
4100 (rep_stos?i_rex64): New.
4101 (strset?i_rex_1): New.
4102 (strset?i_1): Disable for 64bit.
4103 (cmpstrsi): Accept 64bit.
4104 (cmpstrsi_nz_1): Rename to cmpstrqi_nz_1; Disable for 64bit.
4105 (cmpstrqi_nz_rex_1): New.
4106 (cmpstrsi_1): Rename to cmpstrqi_1; Disable for 64bit.
4107 (strlensi): Move offline.
4109 (strlenqi_1): Disable for 64bit; fix constraints.
4110 (strlenqi_rex_1): New.
4111 * i386.c (ix86_adjust_counter): New static function.
4112 (ix86_zero_extend_to_Pmode): Likewise.
4113 (ix86_expand_aligntest): Likweise.
4114 (ix86_expand_strlensi_unroll_1): Make static; update for 64bit.
4115 (ix86_expand_movstr): New global function.
4116 (ix86_expand_clrstr): New global function.
4117 (ix86_expand_strlen): New global function.
4118 * i386-protos.h (ix86_expand_movstr, ix86_expand_clrstr,
4119 ix86_expand_strlen): Declare.
4120 (ix86_expand_strlensi_unroll_1): Delete.
4122 Sat Mar 24 23:15:19 CET 2001 Jan Hubicka <jh@suse.cz>
4124 * i386.md (cmpdi): Fix operand predicates.
4125 (cmpdi_ccno_1_rex64, cmpdi_minus_1_rex64, cmpdi_1_rex64,
4126 cmpdi_1_insn_rex64): New patterns.
4127 (adddi3): Turn to expander.
4128 (adddi3_1, adddi3_carry_rex64, adddi3_cc_rex64): New patterns.
4129 (addsi3_carry_zext): New pattern.
4130 (adddi_?_rex64): New patterns and splitters.
4131 (addsi_?_zext): New patterns.
4132 (subsi3_carry_zext): New pattern.
4133 (subdi_?_rex64): New patterns and splitters.
4134 (iorsi_?_zext): New patterns.
4135 (iordi_?_rex64): New patterns and splitters.
4136 (iorsi_?_zext): New patterns.
4137 (iorsi_?_zext_imm): New patterns.
4138 (xorsi_?_zext): New patterns.
4139 (xordi_?_rex64): New patterns and splitters.
4140 (xorsi_?_zext): New patterns.
4141 (negdi*): New patterns.
4142 (one_cmpldi*): Likewise.
4143 (one_cmplsi*_zext, negsi*_zext): Likewise.
4144 (testqi_ext_3_rex64): New pattern.
4146 Sat Mar 24 21:13:28 CET 2001 Jan Hubicka <jh@suse.cz>
4148 * i386-protos.h (ix86_split_long_move): Return void.
4149 * i386.c (ix86_split_to_parts): Handle 64bit target.
4150 (ix86_split_long_move): Likewise.
4151 * i386.md (all calls to ix86_split_long_move): Update.
4153 2001-03-23 Richard Henderson <rth@redhat.com>
4155 * config/mips/iris4.h (ASM_OUTPUT_ASCII): Rename local variables
4156 to avoid shadowing arguments.
4158 2001-03-23 Jakub Jelinek <jakub@redhat.com>
4160 * varasm.c (make_decl_rtl): Don't append var_labelno discriminator
4161 to variable names where DECL_NAME is different from
4162 DECL_ASSEMBLER_NAME.
4164 2001-03-23 Jim Wilson <wilson@redhat.com>
4166 * varasm.c (make_decl_rtl): Add TREE_PUBLIC check to abort test.
4167 (assemble_alias): Call make_decl_rtl.
4169 Fri Mar 23 16:59:08 2001 J"orn Rennecke <amylaar@redhat.com>
4171 * stor-layout.c (layout_type): Give OFFSET_TYPE a MODE_INT type.
4173 2001-03-23 Bryce McKinlay <bryce@albatross.co.nz>
4175 * extend.texi: Document the "java_interface" attribute.
4177 2001-03-22 Zack Weinberg <zackw@stanford.edu>
4179 * mkconfig.sh: Use a subshell with redirected stdout,
4180 instead of closing stdout and confusing commands that run
4181 afterward. Throw away output of cmp.
4183 2001-03-22 Gordon Sadler <gbsadler1@lcisp.com>
4185 * Makefile.in (stage1_build): Pass CFLAGS to stage1_build.
4187 Thu Mar 22 22:15:59 CET 2001 Jan Hubicka <jh@suse.cz>
4189 * i386.md (zero_extendsidi2_32): Break out from ...
4190 (zero_extendsidi2): ... here ; turn to expander.
4191 (zero_extendsidi2_rex64): New.
4192 (extendsidi2_32): Break out from ...
4193 (extendsidi2): ... here ; turn to expander.
4194 (extendsidi2_rex64): New.
4195 (zero_extendhidi2, zero_extendqidi2, extendhidi2, extendqidi2): New.
4196 (trunc?f?f splitters): Add 64bit versions.
4198 Thu Mar 22 21:41:16 CET 2001 Jan Hubicka <jh@suse.cz>
4200 * i386.md (pushsi, pushsi2_prologue): Disable.
4201 (pushsi2_rex64): New.
4202 (movabs?i_1_rex64, movabs?i_2_rex64): New.
4203 (movqi_ext_1): Disable for 64bit.
4204 (movqi_ext_1_rex64): New.
4205 (pushdi2_rex64): New pattern, peep2s and splitter.
4206 (pushdi2_prologue_rex64): New pattern.
4207 (popdi1_epilogue_rex64, popdi1, movdi_xor_rex64, movdi_or_rex64):
4209 (movdi splitters): Disable for 64bit.
4210 (movdi_1_rex64): New pattern, peep2s and splitters.
4211 (swapdi): New pattern.
4212 (pushsf): Disable for 64bit.
4213 (pushsf_rex64): New pattern and splitter.
4214 (pushdf_nointeger): Disable for 64bit.
4215 (pushdf_integer): Handle the 64bit case.
4216 (pushtf): Likewise; update splitters.
4218 2001-03-22 Richard Henderson <rth@redhat.com>
4220 * mkconfig.sh: Include insn-flags.h.
4221 * Makefile.in (CONFIG_H): Include insn-flags.h.
4222 (lots of objects): Remove insn-codes.h and insn-flags.h.
4224 * alias.c, bb-reorder.c, calls.c, do-loop.c, flow.c, haifa-sched.c,
4225 integrate.c, jump.c, loop.c, predict.c, profile.c, reg-stack.c,
4226 regmove.c, reorg.c, a29k/a29k.c, alpha/alpha.c, arc/arc.c, arm/arm.c,
4227 avr/avr.c, clipper/clipper.c, convex/convex.c, d30v/d30v.c,
4228 dsp16xx/dsp16xx.c, fr30/fr30.c, h8300/h8300.c, i370/i370.c,
4229 i386/i386.c, i860/i860.c, ia64/ia64.c, m32r/m32r.c, m68hc11/m68hc11.c,
4230 m68k/m68k.c, m88k/m88k.c, mcore/mcore.c, mn10200/mn10200.c,
4231 mn10300/mn10300.c, ns32k/ns32k.c, pa/pa.c, pdp11/pdp11.c,
4232 pj/pj.c, romp/romp.c, rs6000/rs6000.c, sh/sh.c, sparc/sparc.c,
4233 v850/v850.c, vax/vax.c:
4234 Don't include insn-flags.h.
4236 * diagnostic.c, expr.h, reload.c, toplev.c:
4237 Don't include insn-codes.h.
4239 * builtins.c, combine.c, except.c, explow.c, expmed.c, expr.c,
4240 final.c, function.c, optabs.c, recog.c, reload1.c, stmt.c,
4241 c4x/c4x.c, i960/i960.c, mips/mips.c:
4242 Don't include insn-codes.h or insn-flags.h.
4244 * genemit.c, genopinit.c, genoutput.c: Don't include insn-codes.h
4245 or insn-flags.h in the generated code.
4246 * genflags.c (gen_proto): Use "struct rtx_def *" instead of "rtx".
4247 (main): Forward declare struct rtx_def.
4249 2001-03-22 Joseph S. Myers <jsm28@cam.ac.uk>
4251 * invoke.texi (-ffast-math): Remove duplicate line about
4254 * gcc.texi: Remove more obsolete documentation of bugs and
4255 installation problems.
4257 2001-03-21 Kazu Hirata <kazu@hxi.com>
4259 * config/h8300/h8300.md (movsi_h8300hs): Split the 2nd alternative
4262 2001-03-20 Jason Merrill <jason@redhat.com>
4264 * collect2.c (is_ctor_dtor): Always use '_' in the file fn names,
4266 * tree.c (FILE_FUNCTION_FORMAT): Likewise.
4267 * varasm.c (CHKR_PREFIX): Likewise.
4269 Wed Mar 21 14:27:11 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
4271 * gcse.c (hash_scan_set): An expression is not anticipatible if it
4272 is part of a multi-SET insn.
4274 * cse.c (find_comparison_args): Remove previous change.
4275 * ifcvt.c (noce_process_if_block): When moving an insn, remove any
4278 * config/i386/i386.md (conditional_trap): Remove warning.
4280 * recog.c (push_operand): Fix error in last change that caused
4281 undefined symbol on many targets.
4283 * sdbout.c: #include ggc.h.
4284 (sdbout_init): Move to end of file.
4285 Call ggc_add_tree_root for anonymous_types.
4286 (sdbout_symbol): Use DECL_NAME for local, not DECL_ASSEMBLER_NAME.
4287 (sdbout_one_type): Use DECL_NAME for field name.
4288 * Makefile.in (sdbout.o): Show includes ggc.h.
4290 Wed Mar 21 20:33:26 CET 2001 Jan Hubicka <jh@suse.cz>
4292 * i386.c (override_options): Default ix86_regparm to REGPARM_MAX.
4293 (override_options): Use properlimits for preferred_stack_boundary.
4294 (ix86_valid_type_attribute_p): Disable stdcall and cdecl attributes
4296 (ext_register_operand): Accept DImode.
4297 (load_pic_register): Abort on 64bit.
4298 (gen_push): Use Pmode instead of SImode.
4299 (ix86_save_reg): Pic reg is never used on 64bit.
4300 (ix86_expand_prologue): Likewise.
4301 (ix86_emit_save_regs): Use Pmode instead of SImode.
4302 (legitimate_address_p): Check displacement for 64bit.
4303 (print_operand): Avoid outputting of (%rip) on 64bit.
4304 (print_operand_address): Output (%rip) where possible.
4305 (split_di): Abort on 64bit registers.
4306 (ix86_expand_branch): DImode comparison is simple for x86_64.
4307 (memory_address_length): Recognize memory addresses formed using
4309 (ix86_data_alignment, ix86_local_alignment): Align arrays to 16 bytes
4311 * i386.h (TARGET_USE_SAHF): Disable for 64bit.
4313 Wed Mar 21 18:51:19 CET 2001 Jan Hubicka <jh@suse.cz>
4315 * recog.c (push_operand): Recognize new format of push instructions.
4317 Wed Mar 21 10:53:57 CET 2001 Jan Hubicka <jh@suse.cz>
4319 * i386.md (pushqi1): New.
4320 * i386-protos.h (x86_64_general_operand, x86_64_szext_general_operand,
4321 x86_64_nonmemory_operand, x86_64_szext_nonmemory_operand,
4322 x86_64_immediate_operand, x86_64_immediate_operand,
4323 x86_64_zext_immediate_operand): Declare.
4324 * i386.c (x86_64_general_operand, x86_64_szext_general_operand,
4325 x86_64_nonmemory_operand, x86_64_szext_nonmemory_operand,
4326 x86_64_immediate_operand, x86_64_immediate_operand,
4327 x86_64_zext_immediate_operand): define.
4328 * i386.h (PREDICATE_CODES): Add new predicates.
4330 Wed Mar 21 10:25:13 CET 2001 Jan Hubicka <jh@suse.cz>
4332 * i386.md (pophi1, popqi1, pushqi1): Remove.
4334 * expr.c (emit_single_push_insn): New function.
4335 (move_by_pieces): Accept NULL as destination for push instructions.
4336 (gen_push_operand): Kill.
4337 (emit_push_insn): Pass NULL when pushing; avoid updating of
4338 stack_pointer_delta.
4339 * expr.h (gen_push_operand): Kill.
4341 Tue Mar 20 20:15:06 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
4343 * rtl.texi (COMPARE): Clarify documentation and reference section
4346 2001-03-20 Stan Shebs <shebs@apple.com>
4348 * objc/objc-act.c (get_static_reference): Use NULL_TREE.
4349 (get_object_reference): Ditto.
4350 (error_with_ivar): Use error_with_file_and_line.
4351 (warn_with_method): Use warning_with_file_and_line.
4353 2001-03-20 Tom Tromey <tromey@redhat.com>
4355 * libgcc-std.ver: Added __fixunssfsi and __fixunsdfsi.
4357 2001-03-20 Mark Mitchell <mark@codesourcery.com>
4359 * tree.c (set_decl_assembler_name): Set DECL_ASSEMBLER_NAME for
4360 variables that are TREE_PUBLIC, even if not TREE_STATIC.
4362 2001-03-20 DJ Delorie <dj@redhat.com>
4364 * Makefile.in (install-libgcc): Pass complete list of variables.
4365 (install-multilib): Ditto.
4367 2001-03-20 David Billinghurst <David.Billinghurst@riotinto.com>
4369 * config/i386/cygwin.h: Declare ctor_section, dtor_section
4370 drectve_section, switch_to_section.
4372 * winnt.c: Declare functions associated_type, gen_stdcall_suffix,
4373 i386_pe_dllexport_p, i386_pe_dllimport_p, i386_pe_mark_dllexport,
4374 i386_pe_mark_dllimport.
4376 2001-03-20 David Billinghurst <David.Billinghurst@riotinto.com>
4378 * config/i386/cygwin.h: Include <stdio.h> Declare and constify
4379 functions i386_pe_*.
4381 * config/i386/winnt.c: Include "tm_p.h" and "toplev.h" Constify
4382 i386_pe_* functions with char * arguments.
4384 2001-03-20 Alexandre Oliva <aoliva@redhat.com>
4386 * config/sh/sh.md (movsf_ie): Fix output patterns for fpul load
4388 (movsi_ie): Introduce fpul store.
4390 2001-03-20 Alan Modra <alan@linuxcare.com.au>
4392 * Makefile.in (OBJS): Remove hashtab.o.
4394 2001-03-19 Stan Shebs <shebs@apple.com>
4396 * objc/objc-act.c (maybe_objc_method_name): Remove, never called.
4397 * c-lang.c (maybe_objc_method_name): Ditto.
4398 * c-tree.h (maybe_objc_method_name): Remove decl.
4400 2001-03-19 Tom Tromey <tromey@redhat.com>
4402 * gcc.c (init_gcc_specs): Fix comment.
4404 2001-03-19 Mark Mitchell <mark@codesourcery.com>
4406 Compute DECL_ASSEMBLER_NAME lazily.
4407 * tree.h (DECL_ASSEMBLER_NAME): Compute it lazily.
4408 (DECL_ASSEMBLER_NAME_SET_P): New macro.
4409 (SET_DECL_ASSEMBLER_NAME): Likewise.
4410 (COPY_DECL_ASSEMBLER_NAME): Likewise.
4411 (set_decl_assembler_name): Declare.
4412 (lang_set_decl_assembler_name): Likewise.
4413 * tree.c (lang_set_decl_assembler_name): New variab.e
4414 (set_decl_assembler_name): New function.
4415 (init_obstacks): Set lang_set_decl_assembler_name.
4416 (build_decl): Don't set DECL_ASSEMBLER_NAME.
4417 * c-decl.c (duplicate_decls): Use SET_DECL_ASSEMBLER_NAME,
4418 COPY_DECL_ASSEMBLER_NAME, etc. Don't set DECL_ASSEMBLER_NAME
4419 where it's not necessary.
4420 (builtin_function): Likewise.
4421 (finish_decl): Likewise.
4422 * dbxout.c (dbxout_type_methods): Likewise.
4423 * ggc-common.c (ggc_mark_trees): Likewise.
4424 * profile.c (output_func_start_profiler): Likewise.
4425 * varasm.c (make_decl_rtl): Likewise.
4427 * cse.c (find_comparison_args): Update documentation. Fix
4428 mishandling of COMPARE operations.
4430 * tree.def (ABS_EXPR): Add documentation.
4431 * fold-const.c (fold): Improve folding of ABS_EXPRs.
4433 2001-03-19 Zack Weinberg <zackw@stanford.edu>
4435 * Makefile.in (hash.o): Depend on $(GCONFIG_H), not $(CONFIG_H).
4437 2001-03-19 Jakub Jelinek <jakub@redhat.com>
4439 * crtstuff.c (init_dummy): Use CRT_END_INIT_DUMMY if defined.
4440 Remove ia32 linux PIC kludge and move it...
4441 * config/i386/linux.h (CRT_END_INIT_DUMMY): ...here.
4443 Mon Mar 19 18:53:54 CET 2001 Jan Hubicka <jh@suse.cz>
4445 * i386.md (absdf2 expander): Fix 64bit case.
4447 2001-03-19 Brad Lucier <lucier@math.purdue.edu>
4449 * Makefile.in: Have splay-tree.o depend on $(GCONFIG_H).
4451 2001-03-16 Andrew Haley <aph@cambridge.redhat.com>
4453 * config/ia64/libgcc-ia64.ver: Add __ia64_backtrace.
4455 2001-03-19 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
4457 * README.X11: Remove obsolete file.
4459 2001-03-18 Anthony Green <green@redhat.com>
4461 * config/pj/pj.h: Remove some trailing commas.
4462 (ASM_SPEC): Use -EB and -EL, not -mb and -ml.
4464 2001-03-18 Richard Henderson <rth@redhat.com>
4466 * defaults.h (ACCUMULATE_OUTGOING_ARGS, PUSH_ARGS): Move from ...
4467 * calls.c: ... here.
4468 * combine.c, expr.c, final.c, function.c toplev.c: Don't provide
4469 defaults for them here.
4471 2001-03-17 Anthony Green <green@redhat.com>
4473 * config/pj/lib1funcs.S: Fix broken comment.
4474 * config/pj/pj.h (LOCAL_LABEL_PREFIX): Prefix internal
4477 2001-03-18 Joseph S. Myers <jsm28@cam.ac.uk>
4479 * gcc.texi: Remove obsolete information relating to build and
4480 installation problems with enquire or the Pyramid C compiler.
4482 2001-03-17 Richard Henderson <rth@redhat.com>
4484 * dwarf2out.c (queue_reg_save): New.
4485 (flush_queued_reg_saves, clobbers_queued_reg_save): New.
4486 (dwarf2out_frame_debug_expr): Call queue_reg_save instead of
4488 (dwarf2out_frame_debug): Call flush_queued_reg_saves when needed.
4489 (cfa, cfa_store, cfa_temp): Make static.
4490 * final.c (final_scan_insn): Always call dwarf2out_frame_debug.
4492 2001-03-17 Richard Henderson <rth@redhat.com>
4494 * integrate.h (struct inline_remap): Add local_return_label.
4495 * integrate.c (expand_inline_function): Initialize it and emit
4496 it after copy_insn_notes.
4497 (copy_insn_list): Don't store local_return_label here.
4498 (copy_insn_notes): New function split out from copy_insn_list.
4500 2001-03-17 Richard Henderson <rth@redhat.com>
4502 * dwarf2out.c (lookup_filename): Emit .file if the assembler
4503 is generating .debug_line.
4504 (dwarf2out_init): Add main_input_filename to the file table first.
4505 * configure.in (as_dwarf2_debug_line): Test with file number 1
4506 instead of file number 0.
4508 Sat Mar 17 11:52:34 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
4510 * combine.c (undobuf): Remove field previous_undos; all refs deleted.
4511 (gen_rtx_combine): Deleted; all references changed as appropriate.
4512 (gen_unary): Deleted; all refs changed to call simplify_gen_unary.
4514 * print-tree.c (print_node): Print DECL_NONADDRESSABLE_P.
4516 2001-03-17 David Billinghurst <David.Billinghurst@riotinto.com>
4518 * config/i386/xm-cygwin.h: Include <sys/cygwin.h. Remove unused
4521 2001-03-16 Jim Wilson <wilson@redhat.com>
4523 * config/ia64/ia64.c (ia64_compute_frame_size): If reg_fp is zero,
4524 then set it to LOC_REG (79) instead of aborting.
4526 2001-03-16 Phil Edwards <pme@sources.redhat.com>
4528 * gccbug.in: Remove high priority.
4530 2001-03-16 Richard Henerson <rth@redhat.com>
4532 * aclocal.m4 (gcc_AC_EXAMINE_OBJECT): Substitute leading od
4533 output with a space instead of deleting it.
4534 * configure: Regenerate.
4536 2001-03-16 Zack Weinberg <zackw@stanford.edu>
4538 * aclocal.m4 (gcc_AC_EXAMINE_OBJECT): New utility macro which
4539 handles the gory details of converting an object file into
4540 something that's safe to grep.
4541 (gcc_AC_C_COMPILE_BIGENDIAN): Rename to
4542 gcc_AC_C_COMPILE_ENDIAN. Use gcc_AC_EXAMINE_OBJECT. Put
4543 newlines at either end of the string we're looking for.
4544 Make 'checking ...' message less stilted.
4545 (gcc_AC_C_FLOAT_FORMAT): Use gcc_AC_EXAMINE_OBJECT. Handle
4546 ARM in-memory layout and its hypothetical converse. Don't
4547 define HOST_FLOAT_WORDS_BIG_ENDIAN unless it's different from
4548 HOST_WORDS_BIG_ENDIAN.
4550 * configure.in: Adjust for renamed macro. Move
4551 gcc_AC_C_FLOAT_FORMAT below gcc_AC_C_COMPILE_ENDIAN.
4552 * configure, config.in: Regenerate.
4554 2001-03-16 Laurynas Biveinis <lauras@softhome.net>
4556 * fixinc/Makefile.in: Set SHELL.
4558 2001-03-16 Laurynas Biveinis <lauras@softhome.net>
4560 * fixinc/fixincl.c (fix_with_system): Quote file names before
4561 passing them to shell.
4563 2001-03-16 Laurynas Biveinis <lauras@softhome.net>
4565 * Makefile.in: Use fix-header$(build_exeext) instead
4568 2001-03-16 Richard Henderson <rth@redhat.com>
4570 * dwarf2out.c: Revert most of 2000-11-25 and 2001-01-24 changes.
4571 (LN_PROLOG_AS_LABEL, LN_PROLOG_END_LABEL): New.
4572 (size_of_line_prolog): Remove.
4573 (output_line_info): Compute prologue size via label difference.
4574 (lookup_filename): Return "unspecified" for <internal> and <built-in>.
4576 * configure.in (HAVE_AS_DWARF2_DEBUG_LINE): Require that the
4577 assembler error when redefining file numbers.
4578 * config.in, configure: Rebuild.
4580 * dwarf2asm.c (dw2_asm_output_data): Mask data to the output size.
4581 (dw2_asm_output_data_uleb128): Use space not tab after .uleb128.
4582 (dw2_asm_output_delta_uleb128): Likewise.
4583 (dw2_asm_output_delta_sleb128): Similarly.
4584 (dw2_asm_output_data_sleb128): Similarly. Print number in decimal.
4586 2001-03-16 Michael Meissner <meissner@redhat.com>
4588 * mips.h (BITMASK_HIGH): Replacement for 0x80000000 that avoids
4590 (BITMASK_UPPER16): Replacement for 0xffff0000 that avoids
4592 (BITMASK_LOWER16): Replacement for 0x0000ffff.
4594 * mips.c (save_restore_insns): Use BITMASK_UPPER16/BITMASK_LOWER16
4595 instead of 0xffff0000/0x0000ffff to avoid warnings about constants
4596 being unsigned in ISO C and signed in traditional.
4597 (expand_prologue): Ditto.
4598 (RA_MASK): Use BITMASK_HIGH to avoid warnings.
4600 * mips.md (divmodsi4,divmodsi4): Use BITMASK_HIGH to avoid
4602 (divsi3,divdi3): Ditto.
4603 (modsi3,moddi3): Ditto.
4604 (fix_truncdfsi2,fix_truncdfdi2): Ditto.
4605 (fix_truncsfsi2,fix_truncsfdi2): Ditto.
4606 (movsi split): Use BITMASK_UPPER16/BITMASK_LOWER16 to avoid
4609 Fri Mar 16 14:47:57 CET 2001 Jan Hubicka <jh@suse.cz>
4611 * i386.c (ix86_expand_fp_movcc): Do not attempt to construct
4612 SSE based conditional moves on LTGT/UNEQ conditions;
4613 Canonicalize EQ to NE.
4614 * i386.md (sse_mov?fcc): Disallow EQ and NE in IEEE mode.
4615 (sse_mov?fcc_ne): New.
4617 * i386-protos.h (sign_extended_value, zero_extended_value): Declare.
4619 2001-03-16 Alexandre Oliva <aoliva@redhat.com>
4621 * config/sh/sh.c (sh_expand_prologue): Insns that set up the PIC
4622 register may be dead.
4624 2001-03-16 Brad Lucier <lucier@math.purdue.edu>
4626 * Makefile.in (hash.o): Depend on CONFIG_H.
4628 2001-03-15 Mark Mitchell <mark@codesourcery.com>
4630 * dwarf2out.c (rtl_for_decl_location): Use DECL_RTL_IF_SET.
4632 2001-03-15 Richard Henderson <rth@redhat.com>
4634 * config/ia64/ia64.h (ASM_OUTPUT_DWARF_OFFSET): New.
4635 (ASM_OUTPUT_DWARF_PCREL): New.
4636 * config/ia64/hpux.h (ASM_OUTPUT_DWARF_OFFSET): Remove.
4638 2001-03-16 Alexandre Oliva <aoliva@redhat.com>
4640 * cppfiles.c (stack_include_file): Use MAX of sysp.
4642 2001-03-15 Steve Ellcey <sje@cup.hp.com>
4644 * config.gcc (ia64*-*-hpux*): New case.
4645 * config/ia64/hpux.h: New file for HP-UX support.
4646 * config/ia64/t-hpux: New file for HP-UX support.
4648 2001-03-16 Bruce Korb <bkorb@gnu.org>, Alexandre Oliva <aoliva@redhat.com>
4650 * fixinc/inclhack.def (irix_stdio_va_list): New.
4651 * fixinc/fixincl.x: Rebuilt.
4653 2001-03-15 Richard Henderson <rth@redhat.com>
4655 * dwarf2asm.c (dw2_asm_output_offset): Use ASM_OUTPUT_DWARF_OFFSET
4656 if provided by the target.
4657 (dw2_asm_output_pcrel): Likewise with ASM_OUTPUT_DWARF_PCREL.
4658 (dw2_asm_output_addr): New.
4659 * dwarf2asm.h (dw2_asm_output_addr): Declare.
4660 * dwarf2out.c (output_cfi): Use it for program addresses.
4661 (output_call_frame_info, output_die): Likewise.
4662 (output_aranges, output_line_info): Likewise.
4664 2001-03-15 Bruce Korb <bkorb@gnu.org>
4666 * gcc.c(main): make more rigorous
4667 * collect2.c(main): guard against ignoring SIGCHLD
4668 * protoize.c(main): ditto
4669 * gcc/fixinc/fixincl.c(initialize): ditto
4671 2001-03-15 Mark Mitchell <mark@codesourcery.com>
4673 * sdbout.c (sdbout_symbol): Use DECL_RTL_SET_P, SET_DECL_RTL.
4674 (sdbout_parms): Likewise.
4676 Thu Mar 15 12:57:14 2001 Jeffrey A Law (law@cygnus.com)
4678 * reload1.c (reload_cse_simplify_set): For LOAD_EXTEND_OP, do not
4679 "widen" a destination that is already wider than a word. Also do
4680 not widen if LOAD_EXTEND_OP is NIL for the given mode.
4682 2001-03-15 Bernd Schmidt <bernds@redhat.com>
4684 * config/ia64/ia64.c (ia64_sched_reorder): Remove debugging aids.
4686 Thu Mar 15 11:30:31 EST 2001 John Wehle (john@feith.com)
4688 * i960.h (ROUND_TYPE_SIZE_UNIT): Fix typo.
4690 Thu Mar 15 11:24:29 EST 2001 John Wehle (john@feith.com)
4692 * i960.h (i960_maxbitalignment,
4693 i960_last_maxbitalignment): Declare.
4694 * i960.c (i960_maxbitalignment,
4695 i960_last_maxbitalignment): Make global.
4696 (process_pragma): Delete.
4697 (i960_pr_align, i960_pr_noalign): Move from here ...
4698 * i960-c.c: ... to this new file.
4699 * t-960bare (i960-c.o): New rule.
4700 * t-vxworks960 (i960-c.o): Likewise.
4701 * config.gcc (i960-*-*): Define c_target_objs and
4704 2001-03-15 Bernd Schmidt <bernds@redhat.com>
4706 * cselib.c (hash_rtx): For REG and MEM, just use value of expression
4707 without adding in rtx code and mode.
4709 * alias.c (init_alias_analysis): Don't use any rtx whose value
4710 varies as a known value.
4711 Delete a superfluous test.
4713 * config/ia64/ia64.c (maybe_rotate): New function, broken out of
4715 (ia64_sched_reorder): Call maybe_rotate; also rotate after
4716 scheduling a stop bit.
4717 (ia64_emit_nops): Correctly handle ASMs.
4719 2001-03-15 Mark Mitchell <mark@codesourcery.com>
4721 * varasm.c (assemble_variable): Use DECL_RTL_SET_P.
4723 2001-03-15 Neil Booth <neil@daikokuya.demon.co.uk>
4725 * cpp.texi: Update documentation for -include and -imacros.
4726 * cppfiles.c (struct include_file): Remove "defined" memeber.
4727 (find_or_create_entry): Make a copy of the file name, and
4729 (open_file): Update to ensure we use the simplified filename.
4730 (stack_include_file): Don't set search_from.
4731 (cpp_included): Don't simplify the path name here.
4732 (find_include_file): New prototype. Call search_from to
4733 get the start of the "" include chain. Don't simplify the
4735 (_cpp_execute_include): New prototype. Move diagnostics to
4736 do_include_common. Update.
4737 (_cpp_pop_file_buffer): Don't set defined.
4738 (search_from): New prototype. Use the preprocessor's cwd
4739 for files included from the command line.
4740 (read_name_map): Don't simplify the pathname here.
4741 * cpphash.h (enum include_type): New.
4742 (struct buffer): Delete search from. New search_cached.
4743 (_cpp_execute_include): Update prototype.
4744 * cppinit.c (do_includes): Use _cpp_execute_include.
4745 * cpplib.c (do_include_common): New function.
4746 (do_include, do_include_next, do_import): Use it.
4748 2001-03-14 Mark Mitchell <mark@codesourcery.com>
4750 * varasm.c (assemble_alias): Use DECL_ASSEMBLER_NAME, not the
4751 contents of the RTL, to determine the name of the object.
4753 2001-03-14 Mark Mitchell <mark@codesourcery.com>
4755 * tree.h (DECL_RTL): Allocate RTL lazily.
4756 (SET_DECL_RTL): New macro.
4757 (DECL_RTL_SET_P): Likewise.
4758 (COPY_DECL_RTL): Likewise.
4759 (DECL_RTL_IF_SET): Likewise.
4760 * varasm.c (make_decl_rtl): Add assertions about the kind of
4761 declaration we are processing.
4762 * c-decl.c (duplicate_decls): Use COPY_DECL_RTL, DECL_RTL_SET_P, etc.
4763 (start_decl): Likewise.
4764 (finish_decl): Likewise.
4765 * c-semantics.c (emit_local_var): Likewise.
4766 * calls.c (expand_call): Likewise.
4767 * dbxout.c (dbxout_symbol): Likewise.
4768 * emit-rtl.c (unshare_all_rtl): Likewise.
4769 (unshare_all_decls): Likewise.
4770 (reset_used_decls): Likewise.
4771 * expr.c (store_constructor): Likewise.
4772 (safe_from_p): Likewise.
4773 (expand_expr): Likewise.
4774 * function.c (put_var_into_stack): Likewise.
4775 (instantiate_decls_1): Likewise.
4776 (assign_parms): Likewise.
4777 (expand_function_start): Likewise.
4778 (expand_function_end): Likewise.
4779 * ggc-common.c (gcc_mark_trees): Likewise.
4780 * integrate.c (function_cannot_inline_p): Likewise.
4781 (copy_decl_for_inlining): Likewise.
4782 (expand_inline_function): Likewise.
4783 (integrate_parm_decls): Likewise.
4784 (integrate_decl_tree): Likewise.
4785 * print-tree.c (print_node): Likewise.
4786 * reg-stack.c (stack_result): Likewise.
4787 * stmt.c (label_rtx): Likewise.
4788 (expand_return): Likewise.
4789 (expand_decl): Likewise.
4790 (expand_decl_cleanup): Likewise.
4791 (expand_anon_union_decl): Likewise.
4792 * toplev.c (check_global_declarations): Likewise.
4793 (rest_of_decl_compilation): Likewise.
4794 * tree.c (simple_cst_equal): Likewise.
4795 * objc/objc-act.c (generate_static_references): Likewise.
4797 2001-03-14 Zack Weinberg <zackw@stanford.edu>
4799 * aclocal.m4 (gcc_AC_C_CHARSET, gcc_AC_C_COMPILE_BIGENDIAN,
4800 gcc_AC_C_FLOAT_FORMAT): New macros.
4801 * configure.in: Add AC_PROG_CPP after CC tests;
4802 gcc_AC_C_CHARSET and gcc_AC_C_FLOAT_FORMAT after the sizeof
4803 tests; and gcc_AC_C_COMPILE_BIGENDIAN after gcc_AC_C_CHAR_BIT.
4804 * configure, config.in: Regenerate.
4806 * config/a29k/xm-a29k.h, config/arc/xm-arc.h,
4807 config/arm/xm-arm.h, config/c4x/xm-c4x.h,
4808 config/convex/xm-convex.h, config/d30v/xm-d30v.h,
4809 config/i370/xm-linux.h, config/i370/xm-oe.h,
4810 config/ia64/xm-ia64.h, config/m32r/xm-m32r.h,
4811 config/m68k/xm-m68k.h, config/mips/xm-mips.h,
4812 config/pa/xm-linux.h, config/pa/xm-pa.h,
4813 config/rs6000/xm-lynx.h, config/rs6000/xm-mach.h,
4814 config/rs6000/xm-rs6000.h, config/rs6000/xm-sysv4.h,
4815 config/sparc/xm-sparc.h, config/vax/xm-vax.h,
4816 config/we32k/xm-we32k.h: Delete.
4818 * config/i370/xm-mvs.h, config/m88k/m88k.h,
4819 config/romp/xm-romp.h, config/rs6000/xm-beos.h,
4820 config/vax/xm-vms.h: Don't define any of:
4821 HOST_FLOAT_FORMAT, HOST_EBCDIC, HOST_WORDS_BIG_ENDIAN
4823 * config/rs6000/aix.h: Define COLLECT_EXPORT_LIST here.
4825 * config.gcc: Remove references to deleted files.
4826 (i370-*-opened*): Use i370/xm-mvs.h (which now defines only
4827 FATAL_EXIT_CODE, which is the same between oe and mvs).
4829 2001-03-14 DJ Delorie <dj@redhat.com>
4830 Vladimir Makarov <vmakarov@redhat.com>
4832 * config/i960/i960.c (i960_function_prologue): Compute size of
4833 frame according to number of registers actually saved there.
4835 2001-03-14 Richard Henderson <rth@redhat.com>
4837 * expr.c (emit_move_insn_1): Fix else if around #endif.
4839 Wed Mar 14 22:39:12 CET 2001 Jan Hubicka <jh@suse.cz>
4842 * md.texi (machine constraints): Document 'Q', 'R', 'e' and 'Z'
4845 Wed Mar 14 22:26:10 CET 2001 Jan Hubicka <jh@suse.cz>
4847 * i386.c (ix86_cmodel_string, ix86_cmodel): Define.
4848 (override_options): Parse cmodel string.
4849 (x86_64_sign_extended_value, x86_64_zero_extended_value): New.
4850 * i386.h (TARGET_OPTIONS): Add "cmodel".
4851 (EXTRA_CONSTRAINT): Recognize 'e' and 'Z'.
4853 (ix86_cmodel_string, ix86_cmodel): Declare.
4855 Wed Mar 14 22:26:54 CET 2001 Jan Hubicka <jh@suse.cz>
4858 * i386.h (GENERAL_REG_P): Add missing REG_P.
4860 2001-03-14 Laurynas Biveinis <lauras@softhome.net>
4862 * configure.in: Use $gcc_cv_as instead of $as.
4863 * configure: Regenerated.
4865 2001-03-14 Neil Booth <neil@daikokuya.demon.co.uk>
4867 * cppfiles.c (stack_include_file): Only increase the include
4868 count if we actually process the file properly, as opposed
4869 to treating it as length zero. Only call read_include_file
4870 if not DO_NOT_REREAD. Handle the -H include file output
4872 (read_include_file): Remove now redundant DO_NOT_REREAD check.
4873 (cpp_included, find_include_file): Simplify pathnames after
4874 remapping them. If remapping, don't use the remapped file
4875 name's buffer as our scratch buffer.
4876 (cpp_pop_file_buffer): Replace the multiple include macro
4877 only if it isn't yet set.
4878 (read_name_map): Simplify remapped names when reading in.
4879 (remap_filename): Move code to code path that uses it.
4880 (_cpp_simplify_pathname): Return the input pointer.
4881 * cpphash.h (_cpp_simplify_pathname): Update prototype.
4883 2001-03-14 Mark Mitchell <mark@codesourcery.com>
4885 * expr.c (expand_expr): Revove bogus conditional.
4887 Wed Mar 14 19:29:50 CET 2001 Jan Hubicka <jh@suse.cz>
4889 * expr.c (emit_move_insn_1): Guard PUSH_ROUNDING use by ifdef.
4891 2001-03-14 Jakub Jelinek <jakub@redhat.com>
4893 * reg-stack.c (stack_result): Unconditionally use
4894 FUNCTION_OUTGOING_VALUE resp. FUNCTION_VALUE.
4896 Wed Mar 14 16:36:25 CET 2001 Jan Hubicka <jh@suse.cz>
4898 * expr.c (emit_move_insn_1): Split push of complex value when
4899 no suitable push instruction exist.
4901 * i386.md (QImode move/add/shift patterns): Use ANY_QI_REG_P
4902 instead of QI_REG_P.
4904 Tue Mar 13 22:22:04 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
4906 * alias.c (handled_component_p, can_address_p): New functions.
4907 (get_alias_set): Use them.
4909 2001-03-13 Jim Wilson <wilson@redhat.com>
4911 * config/ia64/ia64.c (find_gr_spill): Subtract frame_pointer_needed
4912 from 80 in try_locals code.
4913 (ia64_expand_prologue): Add comment pointing to find_gr_spill change.
4915 2001-03-13 Zack Weinberg <zackw@stanford.edu>
4917 * aclocal.m4 (gcc_AC_COMPILE_CHECK_SIZEOF, gcc_AC_C_CHAR_BIT,
4918 gcc_AC_C_LONG_LONG): New.
4919 * configure.in: Use them. Probe the size of short, int, long,
4920 and long long/__int64 if we have them. Move all the AC_C_*
4921 checks together, except gcc_AC_C_CHAR_BIT which has to go
4922 after AC_CHECK_HEADERS(limits.h).
4923 Take hwint.h out of host_xm_file and build_xm_file.
4925 * hwint.h: Unconditionally define HOST_BITS_PER_CHAR,
4926 HOST_BITS_PER_SHORT, HOST_BITS_PER_INT, HOST_BITS_PER_LONG,
4927 and HOST_BITS_PER_LONGLONG in terms of SIZEOF_* and CHAR_BIT.
4928 Move the HOST_WIDEST_INT setup logic here from system.h.
4929 Provide HOST_WIDEST_INT even if HOST_BITS_PER_LONGLONG is not
4931 * system.h: Include hwint.h after limits.h. HOST_WIDEST_INT
4932 is now handled by hwint.h.
4934 * config/alpha/xm-alpha-interix.h, config/alpha/xm-vms.h,
4935 config/c4x/xm-c4x.h, config/i370/xm-oe.h,
4936 config/ia64/xm-ia64.h: Don't define any of:
4937 HOST_BITS_PER_LONG, HOST_BITS_PER_CHAR, HOST_BITS_PER_SHORT,
4938 HOST_BITS_PER_LONGLONG.
4940 * config/alpha/xm-alpha.h, config/dsp16xx/xm-dsp16xx.h,
4941 config/h8300/xm-h8300.h, config/mips/iris6.h,
4942 config/mn10200/xm-mn10200.h, config/pa/xm-pa64hpux.h,
4943 config/sparc/xm-sp64.h: Delete.
4944 * config.gcc: Remove references to deleted files.
4946 * config/arm/xm-arm.h, config/mips/xm-mips.h: Don't define
4947 HOST_FLOAT_FORMAT to IEEE_FLOAT_FORMAT.
4948 * config/i370/xm-linux.h: Clarify floating-point situation in
4951 2001-03-13 Neil Booth <neil@daikokuya.demon.co.uk>
4953 * cppfiles.c (NO_INCLUDE_PATH): New macro.
4954 (find_include_file): Decide here which part of the include
4955 chain to start the search. Complain about an empty include
4956 chain in all cases apart from an abolsute file name.
4957 (_cpp_execute_include): Don't choose the search chain here.
4958 Don't call handle_missing_include in the case of an empty
4960 (_cpp_compare_file_date): Don't choose the search chain here.
4961 * cpplib.c (do_include_next): Move the in-main-file diagnostic
4962 here from _cpp_execute_include. Behave like #include if
4963 we're in the main file.
4965 2001-03-13 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4967 * system.h (malloc, realloc, calloc, strdup): Only poison these
4968 tokens when IN_GCC is defined.
4970 Tue Mar 13 14:38:44 CET 2001 Jan Hubicka <jh@suse.cz>
4972 * i386.md (abs?f expander): Support SSE case.
4973 (abd?f_if): Add new "USE"; add splitters.
4975 2001-03-13 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4977 * cpp.texi (poison): Explain the macro expansion exception.
4979 2001-03-13 Jakub Jelinek <jakub@redhat.com>
4981 * expr.c (store_expr): Add dont_store_target. If temp is already in
4982 target before copying to reg, don't store it into target again.
4984 2001-03-12 Neil Booth <neil@daikokuya.demon.co.uk>
4986 * cppinternals.texi: Update for file handling.
4988 2001-03-12 Jeffrey Oldham <oldham@codesourcery.com>
4990 * emit-rtl.c (remove_unnecessary_notes): Reverse Richard Kenner's
4991 2001-02-24 which broke building the Java library.
4992 * function.c (identify_blocks): Likewise.
4993 (all_blocks): Likewise.
4994 * integrate.c (integrate_decl_tree): Likewise.
4995 * print-tree.c (print_node): Likewise.
4996 * tree.h (BLOCK_NUMBER): Likewise.
4997 (struct tree_block): Likewise.
4999 2001-03-12 David Edelsohn <edelsohn@gnu.org>
5001 * rs6000/aix51.h (CPP_SPEC, CPLUSPLUS_CPP_SPEC): Fix typo in
5002 __WCHAR_TYPE__ definition.
5003 (WCHAR_TYPE_SIZE): #undef before #define.
5005 2001-03-12 Neil Booth <neil@daikokuya.demon.co.uk>
5007 * cppfiles.c: Update comments.
5008 (destroy_include_file_node): Rename destroy_node.
5009 (find_or_create_entry): New function.
5010 (open_file, _cpp_fake_include): Use it.
5011 (handle_missing_header): New function, broken out of
5012 _cpp_execute include. Don't segfault if there is no
5013 system or quoted path.
5014 (_cpp_execute_include): Use handle_missing_header.
5016 2001-03-12 Jeffrey Oldham <oldham@codesourcery.com>
5018 * jump.c (reversed_comparison_code_parts): Reverse Jan Hubricka's
5019 2001-02-28 patch because it breaks arm-linux and mips-sgi-irix6.5.
5021 Mon Mar 12 14:05:32 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
5023 * flow.c (insn_dead_p): Don't consider two memrefs equivalent
5024 unless anti_dependence says they are.
5025 * alias.c (objects_must_conflict): If neither has a type specified,
5028 2001-03-12 Neil Booth <neil@daikokuya.demon.co.uk>
5029 David Billinghurst <David.Billinghurst@riotinto.com>
5031 * config/mips/iris5.h: Change WCHAR_TYPE to int.
5033 Mon Mar 12 16:32:21 CET 2001 Jan Hubicka <jh@suse.cz>
5035 * i386.md (trunctfdf2_2): Rename missnamed pattern.
5036 (*_one_bit): Remove type on the match_operand in attributes.
5038 Mon Mar 12 16:27:56 CET 2001 Jan Hubicka <jh@suse.cz>
5040 * i386.c: Commit forgotten hunk in previous patch.
5041 (regclass_map): Add extended registers.
5042 (dbx_register_map): Add missing frame register.
5044 Mon Mar 12 15:41:08 CET 2001 Jan Hubicka <jh@suse.cz>
5046 * i386.md (all XFmode patterns except swapxf): Disable for 64bit.
5048 * i386.md (x86_sahf_1): Disable for 64bit.
5049 (popsi*, pophi*): Likewise.
5050 (pushqi, pushhi): Likewise.
5051 (movdi, pushdi): Likewise.
5052 (zero extend DImode splitter): Likewise.
5053 (adddi, minusdi splitter): Likewise.
5054 (umulsidi): Likewise.
5056 (mulsidi): Disable for 64bit
5057 (lshift:DI/ashift:DI): Disable for 64bit.
5058 (loop patterns): Likewise.
5059 (call_pop, call_value_pop expanders and patterns): Likewise.
5060 (prologue_get_pc): Likewise.
5062 (fcmovDI pattern and splitter): Likewise.
5063 (movdfcc_1_rex64): New.
5065 Mon Mar 12 15:16:36 CET 2001 Jan Hubicka <jh@suse.cz>
5067 * i386.h (VALID_FP_MODE_P): XFmode is invalid on x86_64.
5068 (MODES_TIEABLE_P): QImodes and DImodes are tiable on x86_64.
5069 (HARD_REGNO_CALLER_SAVE_MODE): Save QImodes as QImodes for x86_64.
5070 (STATIC_CHAIN_REGNUM): Set to r10 for x86_64.
5071 (PIC_OFFSET_TABLE_REGNUM): Set to INVALID_REGNUM for x86_64.
5072 (LIMIT_RELOAD_CLASS): Avoid limiting of QImodes on x86_64.
5073 (SECONDARY_OUTPUT_RELOAD_CLASS): No need to QImodes.
5074 (PUSH_ROUNDING): x86_64 rounds to 64bits.
5075 (CONSTANT_ADDRESS_P): Accept CONST_DOUBLE.
5076 (REGPARM_MAX): Set to 6 for x86_64.
5077 (SSE_REGPARM_MAX): Set to 16 for x86_64.
5078 * i386.c (hard_regno_mode_ok): QImodes can be in all general purpose
5081 * (patterns that does use upper halves): Update constraints
5082 'q' to 'Q' and 'r' to 'R'.
5083 (cmpqi_ext_1): Disable for 64bit.
5084 (cmpqi_ext_3_insn): Likewise.
5085 (movqi_extzv_1): Likewsie.
5086 (addqi_ext_1): Liekwsie
5087 (testqi_ext_1): Liekwsie
5088 (andqi_ext_1): Liekwsie
5089 (xorqi_ext_1): Liekwsie
5090 (cmpqi_ext_1_rex64): New.
5091 (cmpqi_ext_3_insn_rex64): Likewise.
5092 (movqi_extzv_1_rex64): Likewsie.
5093 (addqi_ext_1_rex64): Liekwsie
5094 (testqi_ext_1_rex64): Liekwsie
5095 (andqi_ext_1_rex64): Liekwsie
5096 (xorqi_ext_1_rex64): Liekwsie
5098 2001-03-11 Zack Weinberg <zackw@stanford.edu>
5100 * configure.in: Move check for unsigned enumerated bitfields
5101 to macro in aclocal.m4. Disable it for now.
5102 * configure, config.in: Regenerate.
5103 * system.h: Don't do anything with ONLY_INT_FIELDS. Use the
5104 unsigned-int form of ENUM_BITFIELD() unless being compiled by GCC.
5105 * varasm.c (struct rtx_const): Use ENUM_BITFIELD(). Move enum
5106 kind above its first use.
5108 * config/xm-interix.h, config/alpha/xm-alpha.h,
5109 config/i370/xm-linux.h, config/i386/xm-beos.h,
5110 config/i386/xm-mingw32.h, config/mips/xm-mips.h,
5111 config/pa/xm-pa.h, config/pa/xm-pa64hpux.h,
5112 config/rs6000/xm-beos.h, config/rs6000/xm-sysv4.h,
5113 Don't define ONLY_INT_FIELDS under any circumstances.
5115 * config/pa/xm-pa.h: Don't define __BSD_NET2__.
5117 * config/pa/xm-pahpux.h, config/pa/xm-papro.h,
5118 config/sparc/xm-sysv4.h: Delete - now identical with some
5120 * config.gcc (hppa targets): Replace xm-pahpux.h and
5121 xm-papro.h with implicit xm-pa.h.
5122 (sparc targets): Replace xm-sysv4.h with implicit or explicit
5125 2001-03-12 Aldy Hernandez <aldyh@redhat.com>
5127 * reload1.c (reload_cse_simplify): Call reload_cse_simplify_set
5128 before reload_cse_noop_set_p.
5130 2001-03-11 Zack Weinberg <zackw@stanford.edu>
5132 * config.gcc: Where xm-host.h used to include another
5133 xm-host.h, list the nested header directly in xm_file. Remove
5134 references to deleted files. Can now use sparc/xm-sp64.h for
5137 * config/xm-linux.h, config/arm/xm-linux.h,
5138 config/i386/xm-dos.h, config/i386/xm-gnu.h,
5139 config/i386/xm-linux.h, config/i386/xm-openbsd.h,
5140 config/i860/xm-fx2800.h, config/m68k/xm-atari.h,
5141 config/m68k/xm-linux.h, config/m68k/xm-sun3.h,
5142 config/sparc/xm-linux.h, config/sparc/xm-sysv4-64.h:
5145 * config/alpha/xm-alpha-interix.h: Don't include alpha/xm-alpha.h.
5146 * config/mips/xm-iris5.h: Don't include mips/xm-mips.h. Don't
5147 bother to wrap #undef in #ifdef.
5148 * config/pa/xm-linux.h, config/rs6000/xm-sysv4.h:
5149 Don't include xm-linux.h.
5150 * config/sparc/xm-sp64.h: Don't include sparc/xm-sparc.h.
5152 * configure.in: Wrap regexps using [] in changequote block.
5153 Use expr : not echo | grep. Simplify regexps.
5154 * configure: Regenerate.
5156 56 xm-files remain, 22 xm-arch.
5158 2001-03-11 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5160 * mips-tfile.c: Cast arg to PTR when specifier is HOST_PTR_PRINTF.
5161 (__proto, PTR_T, CPTR_T): Delete, use PARAMS/PTR instead.
5162 (local_index, local_rindex): Delete, use strchr/strrchr instead.
5163 (copy_object): Fix format specifier vs argument mismatch.
5165 * mips-tdump.c: Make local functions static.
5166 (rindex): Don't #undef.
5167 (__proto, PTR_T, CPTR_T): Delete, use PARAMS/PTR instead.
5168 (fatal, fancy_abort): Delete.
5169 (read_seek): Avoid signed/unsigned compare.
5171 Sun Mar 11 17:01:41 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
5173 * combine.c (try_combine): Fix error in change to try original
5175 (gen_rtx_combine): Do same as gen_rtx for now.
5177 2001-03-11 Zack Weinberg <zackw@stanford.edu>
5179 * configure.in: AC_SUBST xm_defines.
5180 * configure: Regenerate.
5181 * Makefile.in: Set DEFINES=$(xm_defines) when building
5184 2001-03-11 Neil Booth <neil@daikokuya.demon.co.uk>
5186 * cppfiles.c (INCLUDE_LEN_FUDGE, ENOMEM): Delete.
5187 (cpp_included, find_include_file): Update.
5188 (_cpp_compare_file_date): Make else unconditional.
5190 2001-03-10 kaz Kojima <kkojima@rr.iij4u.or.jp>
5192 * config/sh/sh.h (LEGITIMATE_PIC_OPERAND_P): Defined.
5194 2001-03-10 Toshiyasu Morita <toshiyasu.morita@hsa.hitachi.com>
5196 * config/sh/sh.md (umulhisi3_i, mulhisi3_i): Fix mnemonics.
5197 * config/sh/lib1funcs.asm (mulsi3): Convert mulu to mulu.w.
5199 Sat Mar 10 22:42:05 2001 Alexandre Oliva <aoliva@redhat.com>
5201 * tree.c (build_common_tree_nodes_2): Don't copy va_list_type_node
5202 if it's a record type.
5204 Sat Mar 10 17:52:54 2001 Christopher Faylor <cgf@cygnus.com>
5206 * config/i386/cygwin.h: Make ../w32api a system directory. Reorganize
5207 mingw includes slightly.
5209 2001-03-10 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5211 * system.h (malloc, realloc, calloc, strdup, bzero, bcmp, rindex):
5212 #undef token before poisoning it.
5214 2001-03-10 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5216 * alpha.c (check_float_value): Use memcpy, not bcopy.
5218 * m32r.c (m32r_sched_reorder): Likewise.
5220 * vax.c (check_float_value): Likewise.
5222 2001-03-10 Neil Booth <neil@daikokuya.demon.co.uk>
5224 * toplev.c (file_name_nondirectory): Remove.
5225 * toplev.h: Similarly.
5226 * dwarf2out.c (compute_section_prefix): Use lbasename instead
5227 of file_name_nondirectory.
5229 Sat Mar 10 10:36:45 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
5231 * mips-tdump.c (read_seek): Call xmalloc, not malloc.
5232 * mips-tfile.c: Don't #undef rindex; not used.
5234 Sat Mar 10 14:34:59 CET 2001 Jan Hubicka <jh@suse.cz>
5236 * i386.h (DBX_REGISTER_NUMBER): Return proper values for 64bits.
5237 (dbx64_register_map): Declare.
5238 (RETURN_ADDR_RTX): Fix for 64bit.
5239 (DWARF_FRAME_RETURN_COLUMN): Set to 16 for 64bit.
5240 (INCOMING_FRAME_SP_OFFSET): Set to 8.
5241 * i386.c (dbx64_register_map): New global array.
5242 * beos-elf.h, freebsd.h, i386-interix.h, i386elf.h,
5243 linux.h (DBX_REGISTER_REGNUMBER): Use dbx64_register_map
5246 2001-03-10 Neil Booth <neil@daikokuya.demon.co.uk>
5248 * cppfiles.c (search_from): Use lbasename.
5249 * mkdeps.c (deps_add_default_target): Use lbasename.
5251 2001-03-09 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5253 * fixinc/server.c (load_data, run_shell): Use xmalloc, xrealloc &
5254 xcalloc in lieu of malloc, realloc & calloc.
5256 * gencheck.c (xmalloc): Use really_call_malloc, not malloc.
5258 * gengenrtl.c (xmalloc): Likewise.
5260 * gensupport.c (xcalloc, xrealloc, xmalloc): Use the
5261 really_call_* memory allocation routines.
5263 * stmt.c (check_for_full_enumeration_handling): Use
5264 really_call_calloc, not calloc.
5266 * system.h (really_call_malloc, really_call_calloc,
5267 really_call_realloc): Define.
5268 (malloc, realloc, calloc, strdup, bzero, bcmp, rindex): Poison.
5270 Fri Mar 9 18:39:19 2001 Jeffrey A Law (law@cygnus.com)
5272 * pa.md (builtin_longjmp): Rework slightly to work for PA64 too.
5274 2001-03-09 Nicola Pero <n.pero@mi.flashnet.it>
5276 * configure: Rebuilt.
5277 * configure.in: Only use `lang_requires' for languages athat are
5280 2001-03-09 Joseph S. Myers <jsm28@cam.ac.uk>
5282 * invoke.texi: Fix typo.
5283 * gcc.1: Regenerate.
5285 2001-03-09 Zack Weinberg <zackw@stanford.edu>
5287 * configure.in: Prune nonexistent files from build_xm_file,
5288 xm_file, and host_xm_file lists. Warn unless they're
5290 Don't generate *config.h here.
5291 AC_SUBST all variables needed to generate *config.h.
5292 * configure: Regenerate.
5293 * mkconfig.sh: New helper script, from code removed from
5295 * Makefile.in: Zap all MALLOC variables - no longer used
5296 anywhere, and malloc.c doesn't exist.
5297 Substitute in variables needed to generate *config.h.
5298 Stop lying about the dependencies contained in CONFIG_H and
5300 (HCONFIG_H, TCONFIG_H, TM_P_H): New variables.
5301 (config.h, hconfig.h, tconfig.h, tm_p.h, cs-config.h,
5302 cs-hconfig.h, cs-tconfig.h, cs-tm_p.h): New rules.
5303 (all .o): Add dependencies on $(HCONFIG_H), $(TCONFIG_H),
5304 $(TM_P_H), etc. as appropriate.
5306 * config.gcc: Zap references to deleted files.
5307 * ggc-none.c: Don't include rtl.h or tm_p.h.
5309 * config/i386/xm-beos.h, config/i386/xm-dgux.h,
5310 config/i386/xm-djgpp.h, config/i386/xm-dos.h,
5311 config/i386/xm-gnu.h, config/i386/xm-i386-interix.h,
5312 config/i386/xm-linux.h, config/i386/xm-linux.h,
5313 config/i386/xm-next.h, config/i386/xm-openbsd.h,
5314 config/i386/xm-sun.h, config/i386/xm-sysv3.h:
5315 Don't include i386/xm-i386.h.
5317 * config/elxsi/xm-elxsi.h, config/i386/xm-bsd386.h,
5318 config/i386/xm-i386.h, config/i860/xm-i860.h,
5319 config/i960/xm-i960.h, config/mcore/xm-mcore.h,
5320 config/mn10300/xm-mn10300.h, config/ns32k/xm-ns32k.h,
5321 config/pj/xm-pj.h, config/sh/xm-sh.h, config/v850/xm-v850.h:
5322 Delete (empty except comments, #includes of other deleted
5323 files, and macros used nowhere).
5325 Fri Mar 9 20:05:27 CET 2001 Jan Hubicka <jh@suse.cz>
5327 * i386.h (MAX_WCHAR_TYPE_SIZE): New constant to keep tradcpp
5328 independent on TARGET_FLAGS.
5330 Fri Mar 9 19:52:52 CET 2001 Jan Hubicka <jh@suse.cz>
5332 * i386.h (FIRST_PSEUDO_REGISTER): Set to 53.
5334 (FIXED_REGISTERS, CALL_USED_REGISTERS, REG_ALLOC_ONES): Add
5336 (CONDITIONAL_REGISTER_USAGE): Set proper values according to
5338 (FIRST_REX_INT_REG, LAST_REX_INT_REG, FIRST_REX_SSE_REG,
5339 LAST_REX_SSE_REG): define.
5340 (enum reg_class): Add 'LEGACY_REGS'
5341 (REG_CLASS_CONTENTS): Likewise; add extended registers.
5342 (SSE_REGNO_P): Recognize extended registers.
5343 (ANY_QI_REG_P, REX_INT_REGNO_P, REX_INT_REG_P): New.
5344 (REG_CLASS_FROM_LETTER): Add 'R' and 'Q'.
5345 (REGNO_OK_FOR_INDEX_P, REGNO_OK_FOR_BASE_P,
5346 REG_OK_FOR_BASE_NONSTRICT_P): Recognize REX registers.
5347 (REG_OK_FOR_STRREG_NONSTRICT_P, REG_OK_FOR_STRREG_STRICT_P,
5348 REG_OK_FOR_STRREG_P): Remove.
5349 (HI_REGISTER_NAMES): Add extended registers.
5350 (ADDITIONAL_REGISTER_NAMES): Likewise.
5351 (QI_REGISTER_NAMES): Add 8bit extended registers.
5352 (DEBUG_REG): Support extended registers.
5353 * i386.c (regclass_map): Add extended registers.
5354 (dbx_register-map): Likewise.
5355 (svr4_dbx_register_map): Likewise.
5356 (print_reg): Support extended registers.
5357 (print_operand): Support 64bit operands.
5359 Fri Mar 9 19:37:46 CET 2001 Jan Hubicka <jh@suse.cz>
5361 * i386.h (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Set to 128bit for x86_64
5362 (BOOL_TYPE_SIZE, SHORT_TYPE_SIZE, INT_TYPE_SIZE,
5363 FLOAT_TYPE_SIZE, LONG_TYPE_SIZE, MAX_LONG_TYPE_SIZE,
5364 DOUBLE_TYPE_SIZE, LONG_LONG_TYPE_SIZE): New constants.
5365 (BITS_PER_WORD, UNITS_PER_WORD, POINTER_SIZE, PARM_BOUNDARY,
5366 STACK_BOUNDARY): Set properly for 64bits.
5367 (MAX_BITS_PER_WORD, MIN_UNITS_PER_WORD): New constants.
5368 (EMPTY_FIELD_BOUNDARY): Define using BITS_PER_WORD.
5369 (BIGGEST_FIELD_ALIGNMENT): Set to 128 for 64bits.
5370 (MOVE_MAX): Set to 16.
5371 (MOVE_MAX_PIECES): 8 for 64bit.
5372 (Pmode): Set to SImode.
5374 Fri Mar 9 09:00:36 2001 Mike Stump <mrs@wrs.com>
5376 * cselib.c (hash_rtx): Ensure that hash isn't zero upon return.
5378 Fri Mar 9 17:38:08 CET 2001 Jan Hubicka <jh@suse.cz>
5380 * i386.h (mask_64bit): New constant.
5381 (target_64bit): New macro.
5382 (target_options): Add '64'/'32'
5383 (target_default): Define.
5384 * cygwin.h freebsd-aout.h i386-interix.h i386.h i386elf.h isc.h
5385 isccoff.h netbsd.h next.h openbsd.h p sco.h sco5.h scodbx.h sequent.h
5386 unix.h win32.h (TARGET_DEFAULT): Rename to TARGET_SUBTARGET_DEFAULT.
5388 Thu Mar 8 23:36:56 2001 Jeffrey A Law (law@cygnus.com)
5390 * config/pa/som.h (MAKE_DECL_ONE_ONLY, ASM_WEAKEN_LABEL): Disable.
5392 Thu Mar 8 23:29:37 2001 John Wehle (john@feith.com)
5394 * rtlanal.c (rtx_varies_p): Check operand 0 of a
5395 LO_SUM unless for_alias is set.
5397 2001-03-08 Stan Shebs <shebs@apple.com>
5399 * objc/objc-act.c: Fix old typos in comments, add comments for
5401 (hash_init): Fix file name in error message.
5402 (hash_enter): Ditto.
5403 (hash_add_attr): Ditto.
5404 (continue_class): Ditto.
5406 2001-03-08 Bruce Korb <bkorb@gnu.org>
5408 gcc.c(main): ensure SIGCHLD handling is set to SIG_DFL so that
5409 wait4() can receive the signal.
5411 Thu Mar 8 21:09:10 2001 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
5413 * fixinc/inclhack.def (AAB_dgux_int_varargs): Don't use HTML
5415 * fixinc/fixincl.x: Regenerate.
5417 Thu Mar 8 21:09:10 2001 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
5419 * fixinc/inclhack.def (AAA_standards): Undo <standards.h> breakage
5421 * fixinc/fixincl.x: Regenerate.
5423 2001-03-08 Richard Henderson <rth@redhat.com>
5425 * configure.in (HAVE_AS_LEB128): New assembler check.
5426 * configure, config.in: Rebuilt.
5428 Thu Mar 8 19:54:04 CET 2001 Jan Hubicka <jh@suse.cz>
5430 * reg-stack.c (move_for_stack_reg): Avoid non-poping fst for
5433 2001-03-08 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5435 * config/ns32k/xm-pc532-min.h, config/we32k/xm-we32k.h: Delete
5436 references to the MAXPATHLEN macro.
5438 * config/alpha/xm-alpha.h, config/arm/xm-arm.h,
5439 config/i386/xm-cygwin.h, config/xm-linux.h: Delete references to
5442 * config/i386/xm-gnu.h, config/xm-gnu.h,
5443 config/alpha/xm-openbsd.h, config/i386/xm-openbsd.h,
5444 config/m68k/xm-openbsd.h, config/mips/xm-openbsd.h,
5445 config/sparc/xm-openbsd.h, config/xm-openbsd.h: Delete empty
5446 and/or unused files.
5448 * config.gcc: Define POSIX in xm_defines as appropriate in lieu of
5449 doing so in various xm-*.h files.
5451 Thu Mar 8 06:32:50 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
5453 * config/i386/i386.md (clrstrsi): Call ix86_set_move_mem_attrs.
5455 2001-03-08 Alexandre Oliva <aoliva@redhat.com>
5457 * configure.in (enable_shared): Support per-package shared-library
5459 * configure: Rebuilt.
5461 2001-03-07 David Edelsohn <edelsohn@gnu.org>
5463 * rs6000.md (cr logic): Add original POWER mnemonic alternative
5464 for crnot. Set operands[5] in splitter.
5466 2001-03-07 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5468 * config/i370/xm-mvs.h, config/i370/xm-oe.h,
5469 config/i386/xm-beos.h, config/i386/xm-mingw32.h,
5470 config/m88k/xm-m88k.h, config/mips/xm-iris6.h,
5471 config/mips/xm-openbsd.h, config/pa/xm-pa64hpux.h,
5472 config/pa/xm-pahpux.h, config/rs6000/xm-beos.h,
5473 config/rs6000/xm-darwin.h, config/rs6000/xm-mach.h,
5474 config/rs6000/xm-rs6000.h, config/xm-interix.h: Delete references
5477 * config/vax/xm-vaxv.h, config/a29k/xm-unix.h,
5478 config/i370/xm-i370.h, config/i386/xm-dgux.h,
5479 config/i386/xm-sun.h, config/i386/xm-sysv3.h,
5480 config/m68k/xm-tower.h, config/m68k/xm-aux.h,
5481 config/m68k/xm-hp320.h, config/m68k/xm-amix.h,
5482 config/m68k/xm-altos3068.h, config/m68k/xm-mot3300.h,
5483 config/m68k/xm-m68kv.h, config/m88k/xm-openbsd.h,
5484 config/mips/xm-nws3250v4.h, config/mips/xm-sysv.h,
5485 config/mips/xm-iris3.h, config/mips/xm-iris4.h, config/xm-svr3.h,
5486 config/xm-svr4.h, config/sparc/xm-pbd.h, config/clipper/xm-clix.h:
5487 Delete unused and/or empty files.
5489 * config.gcc: Define USG in xm_defines as appropriate. Define
5490 POSIX in lieu of xm-svr4.h. Delete all references to the SVR3
5491 macro. Remove deleted xm-* files from $xm_files variable.
5493 2001-03-07 Tom Tromey <tromey@redhat.com>
5495 * configure: Rebuilt.
5496 * configure.in: Allow config-lang.in to set `lang_requires' to list
5497 of other required languages.
5499 2001-03-07 Andrew MacLeod <amacleod@redhat.com>
5501 * config/a29k/a29k.c (print_operand): Free a29k_last_prologue_insn
5503 (output_prologue): Use xmalloc not oballoc.
5504 (output_epilog): Free a29k_first_epilogue_insn when finished.
5505 * confif/a29k/a29k.h (PREDICATE_CODES): Remove shift_constant_operand.
5507 2001-03-07 Brad Lucier <lucier@math.purdue.edu>
5509 * builtins.c (expand_builtin_mathfn): Check
5510 flag_unsafe_math_optimizations, not flag_fast_math.
5511 (expand_builtin): Likewise
5512 * combine.c (combine_simplify_rtx): Likewise.
5513 (simplify_if_then_else): Likewise.
5514 * cse.c (fold_rtx): Likewise.
5515 * flags.h: Remove flag_fast_math. Add
5516 flag_unsafe_math_optimizations and flag_trapping_math.
5517 * fold-const.c (negate_expr): Check
5518 flag_unsafe_math_optimizations, not flag_fast_math.
5519 (invert_truthvalue): Likewise.
5520 (fold): Likewise. Before associating operands, check that
5521 code == MULT_EXPR, not code != MULT_EXPR.
5522 * ifcvt.c (noce_try_minmax): Check
5523 flag_unsafe_math_optimizations, not flag_fast_math.
5524 (noce_operand_ok): Check flag_trapping_math, not flag_fast_math.
5525 * invoke.texi: Document -funsafe-math-optimizations and
5526 -fno-trapping-math. Change documentation for -ffast-math.
5527 * jump.c (reversed_comparison_code_parts): Likewise.
5528 (rtx_equal_for_thread_p): Likewise.
5529 * optabs.c (emit_conditional_move): Likewise.
5530 * simplify-rtx.c (simplify_binary_operation): Likewise.
5531 (simplify_relational_operation): Likewise.
5532 (simplify_ternary_operation): Likewise.
5533 * toplev.c: Remove flag_fast_math. Add flag_trapping_math and
5534 flag_unsafe_math_optimizations. Remove fast-math entry from f_options.
5535 Add trapping-math and unsafe-math-optimizations entries to f_options.
5536 (set_fast_math_flags): New, sets flags for -ffast-math.
5537 (set_no_fast_math_flags): New, sets flags for -fno-fast-math.
5538 (decode_f_option): Add code to handle -ffast-math and -fno-fast-math.
5539 * toplev.h: Declare set_fast_math_flags and set_no_fast_math_flags.
5541 * config/alpha/alpha.c (alpha_emit_conditional_branch): Likewise.
5542 (alpha_emit_conditional_move): Initialize local_fast_math to
5543 flag_unsafe_math_optimizations, not flat_fast_math.
5544 * config/c4x/c4x.c (c4x_override_options): Call set_fast_math_flags
5545 instead of setting flag_fast_math to 1.
5546 * config/convex/convex.md: Check flag_unsafe_math_optimizations,
5548 * config/i386/i386.c (override_options): Likewise
5549 * config/i386/i386.md: Likewise.
5550 * config/m68k/m68k.md: Likewise.
5551 * config/mips/mips.md: Likewise.
5552 * config/rs6000/rs6000.c (validate_condition_mode): Likewise.
5553 (rs6000_generate_compare): Likewise.
5555 2001-03-07 Laurynas Biveinis <lauras@softhome.net>
5557 * Makefile.in: Set RANLIB to @RANLIB@.
5560 2001-03-07 Laurynas Biveinis <lauras@softhome.net>
5562 * fixinc/inclhack.def (djgpp_wchar_h): New test.
5563 * fixinc/fixincl.x: Regenerated.
5565 2001-03-07 Richard Henderson <rth@redhat.com>
5567 * config/alpha/alpha.md (call_osf_1_noreturn): New pattern.
5569 2001-03-07 Richard Henderson <rth@redhat.com>
5571 * emit-rtl.c (remove_unnecessary_notes): Verify proper nesting
5572 of block notes and exception handling notes.
5574 * lists.c (init_EXPR_INSN_LIST_cache): Don't check initialized.
5575 * toplev.c (rest_of_compilation): Call init_EXPR_INSN_LIST_cache ...
5576 (compile_file): ... here.
5578 2001-03-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5580 * fixinc/Makefile.in (FIXINC_DEFS): Add -DHAVE_CONFIG_H.
5582 * fixinc/gnu-regex.c: Don't include auto-host.h since we get
5583 config.h now. Include libiberty.h to handle alloca.
5585 2001-03-06 Zack Weinberg <zackw@stanford.edu>
5587 * c-parse.in (yylexname): New function, split out of _yylex.
5588 (objc_rid_sans_at): New table.
5589 (init_reswords): Initialize it.
5590 (_yylex): Give labels clearer names. Handle CPP_ATSIGN by
5591 retrieving the next token and checking it for significance as
5592 an ObjC keyword or string constant.
5594 * cpplex.c (_cpp_lex_token): Just return CPP_ATSIGN for '@'.
5595 * cpplib.h (TTYPE_TABLE): Add CPP_ATSIGN, drop CPP_OSTRING.
5597 * c-lex.c, c-parse.in, cppmacro.c, cpplex.c: Remove references
5600 2001-03-06 Stephen L Moshier <moshier@mediaone.net>
5602 * config/m68k/m68k.c (const_uint32_operand): Accept any
5603 const_int on a 32-bit host.
5605 2001-03-06 Nicola Pero <n.pero@mi.flashnet.it>
5607 * objc/objc-act.c (init_objc): Set save_lang_status,
5608 restore_lang_status, and mark_lang_status.
5610 2001-03-06 Krister Walfridsson <cato@df.lth.se>
5612 * dwarf2asm.c (dw2_asm_output_delta): Fix smallest_mode_for_size call.
5614 2001-03-06 Neil Booth <neil@daikokuya.demon.co.uk>
5616 * cppinternals.texi: Update.
5618 2001-03-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5620 * config/a29k/xm-a29k.h, config/a29k/xm-unix.h,
5621 config/alpha/xm-alpha.h, config/arc/xm-arc.h, config/arm/xm-arm.h,
5622 config/c4x/xm-c4x.h, config/clipper/xm-clix.h,
5623 config/convex/xm-convex.h, config/d30v/xm-d30v.h,
5624 config/dsp16xx/xm-dsp16xx.h, config/elxsi/xm-elxsi.h,
5625 config/h8300/xm-h8300.h, config/i370/xm-i370.h,
5626 config/i370/xm-linux.h, config/i370/xm-mvs.h, config/i370/xm-oe.h,
5627 config/i386/xm-i386.h, config/i860/xm-i860.h,
5628 config/i960/xm-i960.h, config/ia64/xm-ia64.h,
5629 config/m32r/xm-m32r.h, config/m68k/xm-m68k.h,
5630 config/m88k/xm-m88k.h, config/mcore/xm-mcore.h,
5631 config/mips/xm-mips.h, config/mn10200/xm-mn10200.h,
5632 config/mn10300/xm-mn10300.h, config/ns32k/xm-ns32k.h,
5633 config/pa/xm-linux.h, config/pa/xm-pa.h, config/pa/xm-pa64hpux.h,
5634 config/pa/xm-pahpux.h, config/pa/xm-papro.h, config/pj/xm-pj.h,
5635 config/romp/xm-romp.h, config/rs6000/xm-beos.h,
5636 config/rs6000/xm-lynx.h, config/rs6000/xm-rs6000.h,
5637 config/rs6000/xm-sysv4.h, config/sh/xm-sh.h,
5638 config/sparc/xm-sparc.h, config/sparc/xm-sysv4.h,
5639 config/v850/xm-v850.h, config/vax/xm-vax.h, config/vax/xm-vms.h,
5640 config/we32k/xm-we32k.h: Delete HOST_BITS_PER_* definitions which
5641 match the defaults provided in hwint.h.
5643 * config/i386/xm-lynx.h, config/m68k/xm-lynx.h,
5644 config/sparc/xm-lynx.h, config/xm-std32.h: Delete files.
5646 * config.gcc (xm_file): Don't set to files which are deleted.
5648 * hwint.h: Provide default values for HOST_BITS_PER_*. No longer
5649 guard this file against these macros being undefined.
5651 2001-03-06 Zack Weinberg <zackw@stanford.edu>
5653 * objc/objc-act.c (objc_add_static_instance): Set DECL_INITIAL
5654 and DECL_DEFER_OUTPUT on the decl we create, before calling
5655 rest_of_decl_compilation.
5657 2001-03-06 Zack Weinberg <zackw@stanford.edu>
5659 * aclocal.m4 (AM_GNU_GETTEXT): Don't AC_REQUIRE
5661 * configure, config.in: Regenerate.
5662 * config.gcc: Remove references to deleted files.
5664 * genattr.c, genattrtab.c, genextract.c, genoutput.c,
5665 genrecog.c, rtl.c: Do not use alloca anywhere.
5667 * Makefile.in, build-make, system.h, config/x-interix,
5668 config/x-svr4, config/xm-interix.h, config/xm-openbsd.h,
5669 config/alpha/xm-alpha.h, config/alpha/xm-vms.h,
5670 config/arc/xm-arc.h, config/arm/xm-arm.h,
5671 config/d30v/xm-d30v.h, config/dsp16xx/xm-dsp16xx.h,
5672 config/h8300/xm-h8300.h, config/i370/x-oe,
5673 config/i370/xm-linux.h, config/i386/x-aix, config/i386/x-beos,
5674 config/i386/x-ncr3000, config/i386/x-sco5,
5675 config/i386/xm-dgux.h, config/i860/x-sysv4,
5676 config/i960/xm-i960.h, config/m32r/xm-m32r.h,
5677 config/m68k/x-crds, config/m68k/x-dpx2, config/m68k/x-hp320,
5678 config/m68k/x-hp320g, config/m69k/x-mot3300,
5679 config/m68k/x-mot3300-gas, config/m68k/xm-amix.h,
5680 config/m68k/xm-hp320.h, config/m68k/xm-m68kv.h,
5681 config/m68k/xm-mot3300.h, config/m88k/x-dolph,
5682 config/m88k/x-sysv4, config/m88k/x-tekXD88,
5683 config/m88k/xm-m88k.h, config/mcore/xm-mcore.h,
5684 config/mips/x-iris, config/mips/x-iris3,
5685 config/mips/x-sni-svr4, config/mips/x-sysv,
5686 config/mips/xm-iris6.h, config/mips/xm-mips.h,
5687 config/mips/xm-nws3250v4.h, config/pa/x-hpux,
5688 config/pa/x-pa-mpeix, config/pa/xm-pa.h,
5689 config/pa/xm-pa64hpux.h, config/pa/xm-pahpux.h,
5690 config/pa/xm-papro.h, config/romp/xm-romp.h,
5691 config/rs6000/x-aix31, config/rs6000/x-aix41,
5692 config/rs6000/x-beos, config/rs6000/x-lynx,
5693 config/rs6000/x-mach, config/rs6000/x-rs6000,
5694 config/rs6000/x-sysv4, config/rs6000/xm-rs6000.h,
5695 config/rs6000/xm-sysv4.h, config/sh/xm-sh.h,
5696 config/sparc/x-sysv4, config/sparc/xm-linux.h,
5697 config/sparc/xm-pbd.h, config/sparc/xm-sparc.h,
5698 config/vax/xm-vms.h: Eradicate all references to alloca and
5701 * config/xm-alloca.h, config/clipper/x-clix,
5702 config/i386/xm-sysv4.h, config/i860/x-fx2800,
5703 config/i860/x-sysv3, config/m88k/x-sysv3,
5704 config/sparc/xm-sol2.h, config/we32k/x-we32k: Delete
5705 (contained only alloca related hacks).
5707 * config/i386/xm-beos.h, config/rs6000/xm-beos.h: Just define
5710 2001-03-05 Brad Lucier <lucier@math.purdue.edu>
5712 * invoke.texi: Document __FAST_MATH__.
5714 2001-03-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5716 * crtstuff.c: Restore include of auto-host.h.
5718 2001-03-05 Fergus Henderson <fjh@cs.mu.oz.au>
5720 Put main() in a separate file, so that the language
5721 front-end can use a different main().
5724 * toplev.c: (main): Rename as toplev_main.
5725 * toplev.h: Declare toplev_main.
5726 * Makefile.in (OBJS): add toplev.o.
5727 (BACKEND): remove toplev.o, add main.o.
5729 2001-03-04 Neil Booth <neil@daikokuya.demon.co.uk>
5731 * cppfiles.c (search_from): Special case the empty string.
5733 2001-03-04 Neil Booth <neil@daikokuya.demon.co.uk>
5735 * cppfiles.c (_cpp_execute_include): Don't make a null-terminated
5736 copy of the filename. Don't use CPP_PREV_BUFFER. Don't call
5737 strlen or strcpy; we already know the length.
5738 (_cpp_compare_file_date): Similarly.
5739 * cpphash.h (struct cpp_reader): Delete done_initialising.
5740 (CPP_PREV_BUFFER): Delete.
5741 * cppinit.c (cpp_start_read): Don't set done_initialising.
5742 * cpplex.c (parse_string): Guarantee null-termination.
5743 (_cpp_equiv_toklists): Remove.
5744 * cpplib.c (glue_header_name): Null-terminate.
5745 (do_line): Don't leak memory.
5746 * cpplib.h (BT_WEAK): Delete.
5747 * cppmain.c (cb_ident): Strings are now null-terminated.
5749 2001-03-04 Laurynas Biveinis <lauras@softhome.net>
5751 * gcc.c (convert_filename): Append executable suffix
5752 if NO_AUTO_EXE_SUFFIX is not defined.
5753 * gcc.texi: Document NO_AUTO_EXE_SUFFIX.
5754 * config/i386/djgpp.h: Define NO_AUTO_EXE_SUFFIX.
5756 2001-03-03 David O'Brien <obrien@FreeBSD.org>
5758 from 2000-09-06 Zack Weinberg <zack@wolery.cumb.org>
5759 * c-parse.gperf, c-gperf.h: Delete.
5760 (c-gperf.h was accidently re-added to the CVS repo in the rev
5761 1.16 commit by tromey)
5763 2001-03-03 Neil Booth <neil@daikokuya.demon.co.uk>
5765 * cpplex.c (_cpp_lex_token): Don't warn about directives in
5766 macro arguments when looking for the '('.
5767 * cppmacro.c (funlike_invocation_p): Set parsing_args to
5768 2 when really parsing arguments; 1 when looking for '('.
5769 Always restore the lexer position.
5771 2001-03-03 Neil Booth <neil@daikokuya.demon.co.uk>
5773 * longlong.h (umul_ppmm): Don't use a multiline string.
5775 2001-03-03 John David Anglin <dave@hiauly1.hia.nrc.ca>
5777 * fixinc/fixlib.h (t_bool): Add identifier `t_bool' in typedef.
5778 * fixinc/server.c (read_pipe_timeout): Use enum t_bool instead of
5779 t_bool in declaration because pcc can't combine volatile with typedef
5782 Sat Mar 3 19:47:13 CET 2001 Jan Hubicka <jh@suse.cz>
5784 * i386.c (ix86_expand_fp_compare): Delay creating of scratch register
5785 until when it is really needed.
5786 (ix86_expand_compare): Update call of ix86_expand_fp_compare.
5787 * i386.h (PREDICATE_CODES): Add all codes for sse_comparison_operator
5788 * i386.md (float?i?f splitter): Don't force source operand to memory
5790 (sse_movdfcc): Fix constraint.
5791 (sse_movdfcc splitter): Handle properly the second alternative.
5793 2001-03-03 Neil Booth <neil@daikokuya.demon.co.uk>
5795 * cpplex.c (parse_string): Unconditionally pedwarn.
5797 2001-03-03 Neil Booth <neil@daikokuya.demon.co.uk>
5800 * cppexp.c (parse_number): Update.
5801 * cpplex.c (parse_string): Pedwarn if multiline string does not
5802 result from a system header's macro.
5803 * cpplib.h (sys_objmacro_p): Rename sys_macro_p.
5804 * cppmacro.c (sys_objmacro_p): Rename sys_macro_p. Return true
5805 for function-like macros too.
5806 * c-lex.c (lex_number): Update.
5808 2001-03-03 Richard Henderson <rth@redhat.com>
5810 * dwarf2out.c (output_call_frame_info): Fix augmentation length.
5812 Sat Mar 3 04:17:17 2001 J"orn Rennecke <amylaar@redhat.com>
5814 * combine.c (try_combine): If split with mode-changed scratch
5815 register didn't work, try the original mode.
5817 Sat Mar 3 03:46:47 2001 J"orn Rennecke <amylaar@redhat.com>
5819 * tm.texi: Change STRUCT_FORCE_BLK to MEMBER_TYPE_FORCES_BLK.
5820 * config/c4x/c4x.h: Likewise.
5821 * stor-layout.c (compute_record_mode): Likewise.
5822 (layout_type, case ARRAY_TYPE): Use MEMBER_TYPE_FORCES_BLK.
5824 2001-03-02 Zack Weinberg <zackw@stanford.edu>
5826 * configure.in: Kill tm.h. Include the files in the $tm_file
5827 list in all three of config.h, hconfig.h, tconfig.h, after the
5828 relevant set of xm_files. Put TARGET_CPU_DEFAULT in all
5829 three, include insn-codes.h in all three (#ifndef GENERATOR_FILE).
5830 * configure: Regenerate.
5831 * Makefile.in (clean): Don't delete tm.h.
5833 * system.h: If SUCCESS_EXIT_CODE and FATAL_EXIT_CODE are not
5834 defined, set them from EXIT_SUCCESS and EXIT_FAILURE. If
5835 those are not defined, set SEC and FEC to 0 and 1.
5836 * gcc.texi: Update to match.
5838 * crtstuff.c: Include tconfig.h, not auto-host.h and tm.h.
5839 * config/fp-bit.c, config/m68k/aux-crt2.asm,
5840 config/m68k/aux-crtn.asm, config/m68k/aux-mcount.c:
5841 Include tconfig.h, not tm.h.
5843 * config/xm-lynx.h, config/xm-std32.h,
5844 config/a29k/xm-a29k.h, config/a29k/xm-unix.h,
5845 config/alpha/xm-alpha.h, config/arc/xm-arc.h,
5846 config/avr/xm-avr.h, config/c4x/xm-c4x.h,
5847 config/clipper/xm-clix.h, config/convex/xm-convex.h,
5848 config/d30v/xm-d30v.h, config/dsp16xx/xm-dsp16xx.h,
5849 config/elxsi/xm-elxsi.h, config/fr30/xm-fr30.h,
5850 config/h8300/xm-h8300.h, config/i370/xm-linux.h,
5851 config/i386/xm-i386.h, config/i860/xm-i860.h,
5852 config/i960/xm-i960.h, config/ia64/xm-ia64.h,
5853 config/m32r/xm-m32r.h, config/m68hc11/xm-m68hc11.h,
5854 config/m88k/xm-m88k.h, config/mcore/xm-mcore.h,
5855 config/mips/xm-mips.h, config/mn10200/xm-mn10200.h,
5856 config/mn10300/xm-mn10300.h, config/ns32k/xm-ns32k.h,
5857 config/pa/xm-linux.h, config/pa/xm-pa.h,
5858 config/pa/xm-pa64hpux.h, config/pa/xm-pahpux.h,
5859 config/pa/xm-papro.h, config/pdp11/xm-pdp11.h,
5860 config/pj/xm-pj.h, config/romp/xm-romp.h,
5861 config/rs6000/xm-beos.h, config/rs6000/xm-rs6000.h,
5862 config/rs6000/xm-sysv4.h, config/sh/xm-sh.h,
5863 config/sparc/xm-sparc.h, config/sparc/xm-sysv4.h,
5864 config/v850/xm-v850.h, config/vax/xm-vax.h,
5865 config/we32k/xm-we32k.h:
5867 Don't define SUCCESS_EXIT_CODE or FATAL_EXIT_CODE.
5869 * config/i370/xm-i370.h, config/i370/xm-mvs.h,
5870 config/i370/xm-oe.h: Don't include tm.h. Don't define
5872 * config/vax/xm-vms.h: Don't include tm.h.
5874 * config/xm-lynx.h, config/avr/xm-avr.h,
5875 config/fr30/xm-fr30.h, config/pdp11/xm-pdp11.h,
5876 Delete; made empty by above changes.
5877 * config/i386/xm-lynx.h, config/m68k/xm-lynx.h,
5878 config/rs6000/xm-lynx.h, config/sparc/xm-lynx.h:
5879 Don't include config/xm-lynx.h or tm.h.
5881 * config/xm-gnu.h: Don't include fcntl.h.
5882 * config/sparc/xm-lynx.h: Don't include sys/types.h and
5884 * config/clipper/xm-clix.h, config/vax/xm-vax.h: Don't define isinf.
5886 2001-03-02 Richard Henderson <rth@redhat.com>
5888 * tm.texi (File Framework): Document UNALIGNED_SHORT_ASM_OP,
5889 UNALIGNED_INT_ASM_OP, and UNALIGNED_DOUBLE_INT_ASM_OP.
5891 2001-03-02 Richard Henderson <rth@redhat.com>
5893 * Makefile.in (OBJS): Add dwarf2asm.o.
5894 * dwarf2asm.c, dwarf2asm.h: New files.
5895 * dwarf2out.c (*): Use them.
5896 (size_of_uleb128, size_of_sleb128): Remove.
5897 (output_uleb128, output_sleb128): Remove.
5898 (UNALIGNED_SHORT_ASM_OP, UNALIGNED_INT_ASM_OP): Remove.
5899 (UNALIGNED_DOUBLE_INT_ASM_OP, ASM_BYTE_OP): Remove.
5900 (UNALIGNED_OFFSET_ASM_OP, UNALIGNED_WORD_ASM_OP): Remove.
5901 (FDE_LABEL, LINE_NUMBER_BEGIN_LABEL, LINE_NUMBER_END_LABEL): New.
5902 (ASM_OUTPUT_DWARF_DATA1, ASM_OUTPUT_DWARF_DELTA1): Remove.
5903 (ASM_OUTPUT_DWARF_DATA2, ASM_OUTPUT_DWARF_DELTA2): Remove.
5904 (ASM_OUTPUT_DWARF_DATA4, ASM_OUTPUT_DWARF_DELTA4): Remove.
5905 (ASM_OUTPUT_DWARF_DATA, ASM_OUTPUT_DWARF_DELTA): Remove.
5906 (ASM_OUTPUT_DWARF_ADDR, ASM_OUTPUT_DWARF_ADDR_DATA): Remove.
5907 (ASM_OUTPUT_DWARF_ADDR_DELTA, ASM_OUTPUT_DWARF_ADDR_CONST): Remove.
5908 (ASM_OUTPUT_DWARF_OFFSET4, ASM_OUTPUT_DWARF_OFFSET): Remove.
5909 (ASM_OUTPUT_DWARF_CONST_DOUBLE): Remove.
5910 (ASM_OUTPUT_DWARF_NSTRING, ASM_OUTPUT_DWARF_STRING): Remove.
5911 (dwarf2out_frame_debug): Remove unused variables.
5912 (output_loc_operands): Don't abort on 8 byte constants if
5913 host integers are wide enough.
5914 (output_symbolic_ref): Remove.
5915 (size_of_die): Don't assume 4 byte host integers.
5916 (output_line_info): Use ASM_GENERATE_INTERNAL_LABEL for begin
5918 (add_const_value_attribute) [CONST_INT]: Verify we're not doing
5919 something stupid with HOST_WIDE_INT to long truncation.
5920 [CONST_DOUBLE]: Likewise.
5922 * config/arm/conix-elf.h (UNALIGNED_WORD_ASM_OP): Remove.
5923 (ASM_OUTPUT_DWARF2_ADDR_CONST, ASM_OUTPUT_DWARF_ADDR_CONST): Remove.
5924 * config/arm/unknown-elf.h: Likewise.
5925 * config/rs6000/aix.h (UNALIGNED_SHORT_ASM_OP): New.
5926 (UNALIGNED_INT_ASM_OP, UNALIGNED_DOUBLE_INT_ASM_OP): New.
5927 (ASM_OUTPUT_DWARF_ADDR_VAR, ASM_OUTPUT_DWARF_DELTA_VAR): Remove.
5928 (ASM_OUTPUT_DWARF_DELTA2, ASM_OUTPUT_DWARF_DELTA4): Remove.
5929 (ASM_OUTPUT_DWARF_DELTA, ASM_OUTPUT_DWARF_ADDR_DELTA): Remove.
5930 (ASM_OUTPUT_DWARF_ADDR, ASM_OUTPUT_DWARF_DATA4): Remove.
5931 (ASM_OUTPUT_DWARF_DATA2, ASM_OUTPUT_DWARF_OFFSET4): Remove.
5932 (ASM_OUTPUT_DWARF_OFFSET): Remove.
5933 * config/rs6000/sysv4.h (ASM_OUTPUT_DWARF_ADDR): Remove.
5934 * config/sparc/sp64-elf.h (UNALIGNED_DOUBLE_INT_ASM_OP): New.
5935 (UNALIGNED_LONGLONG_ASM_OP, ASM_OUTPUT_DWARF_ADDR): Remove.
5936 (ASM_OUTPUT_DWARF_ADDR_CONST, ASM_OUTPUT_DWARF_REF): Remove.
5938 2001-03-02 John David Anglin <dave@hiauly1.hia.nrc.ca>
5940 * cselib.c (hash_rtx): Cast enums to unsigned int.
5942 2001-03-02 John David Anglin <dave@hiauly1.hia.nrc.ca>
5944 * print-rtl.c (print_rtx): Cast enums to int for comparison.
5945 * c-decl.c (grokdeclarator): Cast enums to int for comparison and
5947 * c-format.c (C_STD_VER): Cast to int for comparisons.
5948 (check_function_format): Cast various enums to int for &.
5949 (maybe_read_dollar_number): Likewise.
5950 (check_format_info): Likewise.
5951 (check_format_info_main): Likewise.
5952 * expr.c (emit_move_insn_1): Cast enums to unsigned int for comparison.
5953 (safe_from_p): Likewise.
5954 * varasm.c (const_hash): Cast enum to int for %.
5955 * emit-rtl.c (init_emit_once): Use int loop variable to work around
5956 pcc enum problems with < and ++ operators.
5957 * regclass.c (init_reg_sets_1): Cast enums for comparison.
5958 (choose_hard_reg_mode): Use unsigned int to iterate over CCmodes.
5959 (regclass_init): Change enum class to int to iterate over reg_classes.
5960 * genrecog.c (merge_trees): Cast enums for comparison.
5961 * rtl.h (GET_CODE): Cast to enum rtx_code.
5962 (PUT_CODE): Cast to ENUM_BITFIELD(rtx_code).
5963 (GET_MODE): Cast to enum machine_mode.
5964 (PUT_MODE): Cast to ENUM_BITFIELD(machine_mode).
5965 (GET_NOTE_INSN_NAME): Cast enum to int.
5966 * tree.h (TREE_CODE): Cast to enum tree_code.
5967 (TREE_SET_CODE): Cast VALUE to ENUM_BITFIELD(tree_code).
5968 * timevar.c (timevar_print): Change loop variable id from enum to
5970 * fixinc/fixincl.c (VLEVEL): Cast enums in comparison to unsigned int.
5971 * config/i386/i386.md: Use PUT_MODE for mode assignment.
5972 * toplev.c (compile_file): Cast enum DFI to int.
5973 (decode_d_option): Likewise.
5975 Fri Mar 2 12:18:13 2001 Christopher Faylor <cgf@cygnus.com>
5977 * cppinit.c (append_include_chain): Mark "after" include file name list
5978 as a system directory.
5979 * cpp.texi: Document new behavior.
5981 Fri Mar 2 11:59:43 CET 2001 Jan Hubicka <jh@suse.cz>
5983 * ifcvt.c (noce_operand_ok): Handle properly unarry operations.
5985 2001-03-02 Neil Booth <neil@daikokuya.demon.co.uk>
5987 * cppfiles.c (struct include_file): Update.
5988 (stack_include_file): Use search_from.
5989 (cpp_included, find_include_file): Update.
5990 (cpp_execute_include): Update. ptr->name may not be
5991 null terminated. Use the new search_from member variable
5993 (_cpp_compare_file_date): Similarly.
5994 (search_from): New function, similiar to actual_directory.
5995 (actual_directory): Delete.
5996 (remap_filename): Update. loc->name may not be null terminated.
5997 (struct file_name_list): Rename search_path. Update.
5998 * cpphash.h (struct cpp_buffer): Delete actual_dir. New members
5999 search_from and dir.
6000 (struct cpp_reader): Remove actual_dirs.
6001 * cppinit.c (struct cpp_pending): Update for renamed objects.
6002 (append_include_chain, remove_dup_dir, remove_dup_dirs,
6003 merge_include_chains, cpp_destroy, cpp_start_read): Similarly.
6004 * cpplib.h (struct cpp_options): Similarly.
6006 2001-03-01 Zack Weinberg <zackw@stanford.edu>
6008 * config/xm-lynx.h, config/xm-std32.h, config/a29k/xm-a29k.h,
6009 config/a29k/xm-unix.h, config/alpha/xm-alpha.h,
6010 config/arc/xm-arc.h, config/arm/xm-arm.h, config/c4x/xm-c4x.h,
6011 config/clipper/xm-clix.h, config/convex/xm-convex.h,
6012 config/d30v/xm-d30v.h, config/dsp16xx/xm-dsp16xx.h,
6013 config/elxsi/xm-elxsi.h, config/fr30/xm-fr30.h,
6014 config/h8300/xm-h8300.h, config/i370/xm-i370.h,
6015 config/i370/xm-linux.h, config/i370/xm-mvs.h,
6016 config/i370/xm-oe.h, config/i386/xm-aix.h,
6017 config/i386/xm-i386.h, config/i386/xm-osf.h,
6018 config/i860/xm-i860.h, config/i960/xm-i960.h,
6019 config/ia64/xm-ia64.h, config/m32r/xm-m32r.h,
6020 config/m68k/xm-m68k.h, config/m88k/xm-m88k.h,
6021 config/mcore/xm-mcore.h, config/mips/xm-mips.h,
6022 config/mn10200/xm-mn10200.h, config/mn10300/xm-mn10300.h,
6023 config/ns32k/xm-ns32k.h, config/pa/xm-linux.h,
6024 config/pa/xm-pa.h, config/pa/xm-pa64hpux.h,
6025 config/pa/xm-pahpux.h, config/pa/xm-papro.h,
6026 config/pj/xm-pj.h, config/romp/xm-romp.h,
6027 config/rs6000/xm-beos.h, config/rs6000/xm-rs6000.h,
6028 config/rs6000/xm-sysv4.h, config/sh/xm-sh.h,
6029 config/sparc/xm-sparc.h, config/sparc/xm-sysv4.h,
6030 config/v850/xm-v850.h, config/vax/xm-vax.h,
6031 config/vax/xm-vms.h, config/we32k/xm-we32k.h:
6032 Do not define TRUE or FALSE.
6034 * config/i386/xm-aix.h, config/i386/xm-osf.h: Delete; made
6035 empty by above change.
6036 * config.gcc: Remove references to these files.
6038 * configure.in: Detect stdbool.h.
6039 * configure, config.in: Regenerate.
6040 * system.h: Include stddef.h here if available.
6041 Set HAVE__BOOL based on GCC_VERSION and __STDC_VERSION__.
6042 Then set up a sensible boolean type at the very end.
6044 * combine.c, cse.c, expr.c, fold-const.c, gensupport.c,
6045 config/mcore/mcore.c: Rename variables named 'true' and/or 'false'.
6047 * hash.h: Delete 'boolean' typedef and related #undefs.
6049 * function.c, ggc-common.c, hash.h, hash.c, tlink.c: Replace
6050 all uses of 'boolean' with 'bool'.
6052 2001-03-01 John David Anglin <dave@hiauly1.hia.nrc.ca>
6054 * cpplib.c (_cpp_init_stacks): Cast enum for comparison.
6055 * cppexp.c (lex): Cast enums for comparison.
6056 * cppinit.c (parse_option): Cast enum for comparison.
6057 * cpplex.c (cpp_spell_token): Cast enums to int for minus.
6058 (cpp_output_token): Likewise.
6059 (cpp_can_paste): Cast enums for comparsion and plus/minus.
6060 (cpp_avoid_paste): Cast enums for minus and comparison.
6062 2001-03-01 Zack Weinberg <zackw@stanford.edu>
6064 * gcc.c, objc/lang-specs.h: Add zero initializer for cpp_spec
6065 field to all array elements.
6067 2001-03-01 Zack Weinberg <zackw@stanford.edu>
6069 * cpphash.h (struct cpp_reader): Add print_version field.
6070 * cppinit.c (cpp_handle_option): For -v, -version, and --version,
6071 just set print_version and other flags as appropriate.
6072 (cpp_post_options): Print version here if print_version is set.
6074 * toplev.c (exit_after_options): New flag.
6075 (independent_decode_option): Don't exit here; just set
6077 (main): Exit after calling lang_hooks.post_options if
6078 exit_after_options is true.
6080 * cppinit.c (append_include_chain): Drop never-used case QUOTE.
6081 (merge_include_chains): Adjust comment to match code.
6083 2001-03-01 Zack Weinberg <zackw@stanford.edu>
6085 * stringpool.c (set_identifier): New function.
6086 * tree.h: Prototype it.
6088 * c-parse.in: Kill D_YES. If compiled for objc, call
6089 save_and_forget_protocol_qualifiers from init_reswords.
6090 * objc/objc-act.c (remember_protocol_qualifiers,
6091 forget_protocol_qualifiers): Don't diddle C_IS_RESERVED_WORD.
6092 Swap out the non-keyword IDENTIFIER_NODEs for keyword ones, or
6094 (save_and_forget_protocol_qualifiers): New function.
6095 * c-lex.h: Prototype save_and_forget_protocol_qualifiers.
6097 2001-03-01 Diego Novillo <dnovillo@redhat.com>
6099 * c-semantics.c (prune_unused_decls): Return error_mark_node
6100 instead of (tree) 1 to stop traversing the tree chain.
6102 2001-03-01 Bernd Schmidt <bernds@redhat.com>
6104 Fix a problem introduced by Kenner's Feb 18 change.
6105 * toplev.c (rest_of_compilation): Disable flag_cse_follow_jumps and
6106 flag_cse_skip_blocks only temporarily, not for ever.
6108 Thu Mar 1 09:49:58 2001 Jeffrey A Law (law@cygnus.com)
6110 * config/pa/som.h (ASM_IDENTIFY_GCC): Define.
6111 (ASM_IDENTIFY_GCC_AFTER_SOURCE): Likewise.
6113 * pa.c (emit_move_sequence): Verify operand0 is a hard register
6114 before determining its register class.
6116 2001-03-01 Bernd Schmidt <bernds@redhat.com>
6118 * config/ia64/ia64.c (ia64_hard_regno_rename_ok): Disallow renaming
6119 from reg 4 if current_function_calls_setjmp.
6120 (gen_nop_type): New function.
6121 (ia64_emit_nops): New function.
6122 (ia64_reorg): Call it.
6123 (ia64_sched_reorder): Move code that rotates bundles up a bit.
6125 * reload1.c (eliminate_regs_in_insn): Restrict the special case
6126 code not to try to optimize adds with anything but a REG destination.
6128 * sched-int.h (struct haifa_insn_data): Add new member priority_known.
6129 (INSN_PRIORITY_KNOWN): New accessor macro.
6130 * haifa-sched.c (priority): Use it instead of testing priority against
6133 2001-02-28 DJ Delorie <dj@redhat.com>
6135 * config/m68k/m68k.h (MOVE_BY_PIECES_P): Avoid pushing bytes,
6136 since that doesn't work the way gcc wants on a generic m68k.
6138 2001-02-28 Richard Henderson <rth@redhat.com>
6140 * caller-save.c (save_call_clobbered_regs): Fix typo in
6141 comparison last change.
6143 Wed Feb 28 19:31:42 CET 2001 Jan Hubicka <jh@suse.cz>
6145 * i386.c (pentium4_cost): New.
6146 (m_PENT4): New macro.
6147 (x86_push_memory, x86_movx,x86_cmove, x86_deep_branch, x86_use_sahf
6148 x86_sub_esp_4, x86_sub_esp_8, x86_add_esp_4, x86_add_esp_8
6149 x86_integer_DFmode_moves, x86_partial_reg_dependency,
6150 x86_memory_mismatch_stall): Add Pentium4
6151 (x86_use_q_reg, x86_use_any_reg): Kill.
6152 (override_options): Add pentium4.
6153 (incdec_operand): Return 0 for pentium4.
6154 (ix86_issue_rate): Add PROCESSOR_PENTIUM4 and PROCESSOR_ATHLON.
6155 * i386.h (x86_use_q_reg, x86_use_any_reg): Kill.
6156 (TARGET_PENTIUM4): Define.
6157 (enum processor_type): Add PROCESSOR_PENTIUM4.
6158 (CPP_CPU_DEFAULT_SPEC): Add pentium4 support.
6159 * i386.md (attribute "cpu"): Add pentium4.
6160 * invoke.texi (march): Add pentium4.
6162 Wed Feb 28 19:28:06 CET 2001 Jan Hubicka <jh@suse.cz>
6164 * i386.md (sse_mov?fcc*): New patterns and splitters.
6165 * i386.c (ix86_expand_movcc): Work post-reload; recognize
6166 the SSE based conditional moves.
6168 Wed Feb 28 19:18:23 CET 2001 Jan Hubicka <jh@suse.cz>
6170 * i386.md (attribute mode): Add "TI".
6171 (movsf_1): Add pxor support; remove constant propagation splitter.
6172 (movdf_integer): Likewise.
6173 (movdf_nointeger): Likewise.
6174 (movxf constant prop splitter): Handle all modes; update for SSE.
6175 * i386.h (CONST_DOUBLE_OK_FOR_LETTER): Add 'H' for SSE constants.
6176 * i386.c (standard_80387_constant_p): Rewrite.
6177 (standard_sse_constant_p): New.
6178 * i386-protos.h (standard_sse_constant_p): New.
6180 Wed Feb 28 19:05:37 CET 2001 Jan Hubicka <jh@suse.cz>
6182 * i386.md (sse_setccsf, sse_setccdf): New.
6183 (sse_cmp* patterns): Use '%D' instead of outputtting condition
6185 * i386.c (sse_comparison_operator): Accept the supported unordered
6186 comparses; be ready for fast_math.
6187 (print_operand): Support 'D'.
6189 Wed Feb 28 18:54:51 CET 2001 Jan Hubicka <jh@suse.cz>
6191 * jump.c (reversed_comparison_code): Kill.
6193 Wed Feb 28 18:50:15 CET 2001 Jan Hubicka <jh@suse.cz>
6195 * toplev.c (rest_of_compilation): Do post-reload splitting unconditionally
6198 Wed Feb 28 18:47:37 CET 2001 Jan Hubicka <jh@suse.cz>
6200 * i386.md (sse_andti3, sse_nandti_3, sse_xorti3): Add SSE2 versions;
6201 add missing '%' in constraints.
6203 Wed Feb 28 17:24:24 CET 2001 Jan Hubicka <jh@suse.cz>
6205 * c-common.c (build_common_tree_nodes): Build intTI_type_nodes
6206 for HOST_BITS_PER_WIDE_INT == 32 too.
6208 Wed Feb 28 17:22:35 CET 2001 Jan Hubicka <jh@suse.cz>
6210 * caller-save.c (reg_save_code, reg_restore_code): Index by mode, not
6212 (insert_save, insert_restore): New parameter save_mode.
6213 (init_caller_save): Update initialization of reg_save_code
6214 and reg_restore_code.
6215 (save_call_clobbered_regs): Compute save_modes and update calls to
6216 reg_save_code and reg_restore_code.
6217 (insert_restore): Unsignetize numbers; use save_modes to choose mode
6218 of spill; update use of reg_restore_code.
6219 (insert_save): Likewise.
6220 * i386.h (HARD_REGNO_CALLER_SAVE_MODE): Update.
6221 * c4x.h (HARD_REGNO_CALLER_SAVE_MODE): Update.
6222 * regs.h (HARD_REGNO_CALLER_SAVE_MODE): Likewise.
6224 Wed Feb 28 17:19:28 CET 2001 Jan Hubicka <jh@suse.cz>
6226 * ifcvt.c (noce_emit_store_flag, noce_try_store_flag_constants,
6227 noce_try_store_flag_inc, noce_try_store_flag_mask,
6228 noce_try_cmove_arith):
6229 Use reversed_comparison_code instead of reverse_comparison and
6230 can_reverse_comparison_p.
6232 Wed Feb 28 17:17:29 CET 2001 Jan Hubicka <jh@suse.cz>
6234 * jump.c (reversed_comparison_code_parts): Allow reversal of
6235 unordered compares in -ffast-math mode; reverse ordered compares
6236 for FP even w/o -ffast-math.
6238 2001-02-27 Richard Henderson <rth@redhat.com>
6240 * print-rtl.c (print_rtx) [i]: Don't print field five on
6241 NOTEs other than NOTE_INSN_DELETED_LABEL.
6243 2001-02-27 Zack Weinberg <zackw@stanford.edu>
6245 * mips/xm-iris4.h: Delete #if 0 block (there since before 1997).
6246 * pa/xm-linux.h, pa/xm-pa.h, pa/xm-papro.h: Don't declare errno.
6248 2001-02-27 Diego Novillo <dnovillo@redhat.com>
6250 * c-common.c (walk_stmt_tree): Visit the chain of the current tree
6251 even if walk_subtrees is 0.
6252 * c-semantics.c (prune_unused_decls): Return a non-null value to
6253 stop traversing the tree chain.
6255 2001-02-27 DJ Delorie <dj@redhat.com>
6257 * config/m68k/m68k.c (output_function_prologue): Save the new CFA
6258 register, *then* define it as the new CFA.
6260 Tue Feb 27 16:49:13 2001 Jeffrey A Law (law@cygnus.com)
6262 * pa.c (override_options): Promote -fpic to -fPIC.
6263 (legitimize_pic_address): Simplify due to removal of
6264 small PIC as a code generation option.
6265 (secondary_reload_class): Similarly.
6266 * pa.h (GO_IF_LEGITIMATE_ADDRESS): Similarly.
6267 (PRINT_OPERAND_ADDRESS): Similarly.
6268 * pa.md (various patterns): Similarly.
6269 (small pic lo_sum pattern): Remove.
6271 Tue Feb 27 16:01:13 CET 2001 Jan Hubicka <jh@suse.cz>
6274 * md.texi (min, max): Document
6276 Tue Feb 27 15:51:35 CET 2001 Jan Hubicka <jh@suse.cz>
6278 * i386.md (movsf, movdf): Use movaps for reg-reg moves if
6279 TARGET_PARTIAL_REG_DEPENDENCY.
6280 (truncdfsf2_1_sse, truncdfsf2_2): Penalize the fpreg->mem case.
6282 Tue Feb 27 15:36:48 CET 2001 Jan Hubicka <jh@suse.cz>
6284 * i386.md (mins*, maxs*): New patterns, expanders and splitters.
6286 2001-02-26 Jeffrey Oldham <oldham@codesourcery.com>
6288 * mips.c (mips_make_temp_file): Fix thinko in last change.
6290 2001-02-26 Jason Eckhardt <jle@redhat.com>
6292 * combine.c (known_cond): Do not reverse the condition when
6293 SMAX/UMAX is being considered and the condition is for equality
6296 * testsuite/gcc.c-torture/execute/20010221-1.c: New test.
6298 2001-02-26 Philip Blundell <philb@gnu.org>
6300 * config.gcc: Remove obsolete targets "arm*-*-linuxoldld" and
6302 * config/arm/linux-elf.h: Remove historical relics related to
6303 above configurations.
6304 * config/arm/linux-oldld.h: Delete.
6305 * config/arm/linux-elf26.h: Delete.
6307 2001-02-26 Jason Merrill <jason@redhat.com>
6309 * c-decl.c (finish_decl): Set DECL_DEFER_OUTPUT on tentative file-scope
6311 * toplev.c (rest_of_decl_compilation): Check DECL_DEFER_OUTPUT to
6312 recognize a tentative definition. Lose obsolete code.
6314 * toplev.c (wrapup_global_declarations): Don't emit DECL_COMDAT
6315 variables unless necessary, either.
6317 2001-02-25 Richard Henderson <rth@redhat.com>
6319 * ifcvt.c (struct noce_if_info): Add test_bb.
6320 (noce_get_alt_condition): New.
6321 (noce_try_minmax, noce_try_abs): New.
6322 (noce_operand_ok): New.
6323 (noce_process_if_block): Use them.
6324 * rtlanal.c (may_trap_p): NEG and ABS can never trap.
6326 Sun Feb 25 14:26:17 2001 Christopher Faylor <cgf@cygnus.com>
6328 * config/i386/cygwin.h (CPP_SPEC): Add missing space before w32api
6331 2001-02-25 Zack Weinberg <zackw@stanford.edu>
6333 * config.gcc: Put back pa/t-openbsd and rs6000/t-openbsd.
6334 * config/mips/mips.c (mips_make_temp_file): Set temp_filename
6336 (mips_asm_file_end): Free temp_filename here.
6338 Sun Feb 25 08:34:23 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
6340 * config/i386/i386-protos.h (ix86_set_move_mem_attrs): Move decl.
6341 * config/i386/i386.c (ix86_set_move_mem_attrs_1): Fix typo.
6343 * config/i386/i386.md (movstrsi): Handle FAIL case.
6345 2001-02-25 Neil Booth <neil@daikokuya.demon.co.uk>
6347 * cppinit.c (builtin_array): Update.
6348 (init_builtins): Flag builtins to warn if redefined or
6349 undefined. Define __GXX_WEAK as a normal macro.
6350 * cpplib.c (do_undef): Warn if flagged NODE_WARN.
6351 * cpplib.h (NODE_WARN): New flag.
6352 * cppmacro.c (builtin_macro): Remove handling of __GXX_WEAK__.
6353 Handle __STDC__ as a builtin only on Solaris.
6354 (warn_of_redefinition): Renamed from check_macro_definition.
6355 Reverse sense of test. Always warn if NODE_WARN.
6356 (_cpp_create_definition): Use warn_of_redefinition. Flag
6357 any macro beginning with "__STDC_" to require a mandatory
6358 warning if redefined or undefined.
6360 2001-02-24 Zack Weinberg <zackw@stanford.edu>
6362 * xm-interix.h, xm-lynx.h, alpha/xm-vms.h, convex/xm-convex.h,
6363 i370/xm-i370.h, i370/xm-linux.h, i370/xm-mvs.h, i370/xm-oe.h,
6364 i386/xm-beos.h, i386/xm-dos.h, i386/xm-mingw32.h,
6365 i860/xm-i860.h, m68k/xm-3b1.h, m68k/xm-amix.h, m68k/xm-aux.h,
6366 m68k/xm-crds.h, m68k/xm-mot3300.h, m88k/xm-sysv3.h,
6367 mips/xm-mips.h, rs6000/xm-beos.h, vax/xm-vms.h:
6368 Don't define any of:
6369 USE_PROTOTYPES, vfork, mktemp, SVR3, NO_SYS_PARAMS_H,
6370 P_tmpdir, MVS, NO_DBX_FORMAT, USE_STDARGS, STDC_HEADERS,
6371 NO_PRECOMPILES, i860, __PTR_TO_INT, __INT_TO_PTR, rindex,
6372 index, FULL_PROTOTYPES, AUX, R_OK, W_OK, X_OK, F_OK,
6373 STACK_DIRECTION, MIPS, MAX_READ_LEN, MAX_WRITE_LEN.
6375 * alpha/xm-alpha.h, clipper/xm-clix.h, d30v/xm-d30v.h,
6376 fr30/xm-fr30.h, i370/xm-linux.h: Remove commented-out macro
6379 * m68k/xm-3b1.h, m68k/xm-crds.h, m88k/xm-sysv3.h:
6380 Delete now-empty file.
6382 * alpha/vms.h: Define NEED_ATEXIT here...
6383 * alpha/xm-vms.h: ...not here.
6385 * i386/cygwin.h: Don't define PARAMS.
6386 * mips/mips.c: Don't prototype mktemp. Don't define
6387 P_tmpdir. Use make_temp_file to create temporary files.
6388 Don't be clever and delete temporary files early.
6389 * config.gcc: Drop references to deleted files. Don't define
6391 * gcc.texi: Don't mention USE_PROTOTYPES.
6393 Sat Feb 24 20:25:29 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
6395 * config/i386/i386.c (ix86_set_move_mem_attrs): New function.
6396 (ix86_set_move_mem_attrs_1): Likewise.
6397 * config/i386/i386-protos.h (ix86_set_move_mem_attrs): New declaration.
6398 * config/i386/i386.md (movstrsi): Call it.
6400 2001-02-24 Zack Weinberg <zackw@stanford.edu>
6402 * config.gcc: Expunge references to alpha/t-pe, pa/t-openbsd,
6403 x-linux-aout, i386/t-go32, t-osf, m68k/x-m68kv,
6404 ns32k/xm-netbsd.h, rs6000/t-openbsd, rs6000/t-xnewas,
6405 rs6000/x-aix41-gld. These are nonexistent, empty, or obsolete.
6407 (i750a-*-*): Error here if hosting on i750a.
6408 (alpha*-*-winnt*, ix86-*-winnt3*): Remove stanzas entirely.
6410 * x-linux-aout, xm-freebsd.h, i386/beos-pe.h, ns32k/xm-netbsd.h:
6411 Remove (empty modulo comments).
6413 * 1750a/xm-1750a.h, alpha/config-nt.sed, alpha/win-nt.h,
6414 alpha/xm-winnt.h, i386/config-nt.sed, i386/os2.h,
6415 i386/t-winnt, i386/win-nt.h, i386/xm-freebsd.h, i386/xm-os2.h,
6416 i386/xm-winnt.h, m68k/x-alloca-c, m88k/x-dguxbcs,
6417 mips/x-netbsd, mips/x-nws3250v4, rs6000/t-xnewas,
6418 rs6000/t-xrs6000, rs6000/xm-cygwin.h: Remove (obsolete)
6420 * i386/crtdll.h, i386/cygwin.h, i386/mingw32.h:
6421 Remove reference to winnt.h in comment.
6422 * rs6000/t-newas, rs6000/t-rs6000: Override LIBGCC1_TEST to null.
6424 2001-02-24 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
6426 * loop.c (check_dbra_loop): A biv has uses besides counting if it is
6427 used to set another biv.
6429 Sat Feb 24 06:45:21 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
6431 * tree.h (BLOCK_DEAD): New macro.
6432 (struct tree_block): New flag, dead_flag.
6433 * print-tree.c (print_node, case 'b'): Print missing fields.
6434 * emit-rtl.c (remove_unnecessary_notes): Set BLOCK_DEAD.
6435 * function.c (identify_blocks): Enable test for misplaced notes.
6436 (all_blocks): Skip BLOCK_DEAD blocks.
6437 * integrate.c (integrate_decl_tree): Likewise.
6439 * errors.c (internal_error, trim_filename): New functions.
6440 (fancy_abort): Call internal_error.
6441 * errors.h (internal_error, trim_filename): New declarations.
6443 2001-02-24 Alexandre Oliva <aoliva@redhat.com>
6445 * config/mn10300/mn10300.h (DBX_REGISTER_NUMBER): Reverted
6447 (EXTRA_CONSTRAINT): Formatting changes.
6449 2001-02-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6451 * rtl.c (rtl_check_failed_code2): Fix typo in last change.
6453 2001-02-23 Per Bothner <per@bothner.com>
6455 * gcc.c (record_temp_file, pfatal_with_name, error): Make non-static,
6456 so they can be called from java/jvspec.c.
6457 * gcc.h (record_temp_file, pfatal_with_name, error): Declare.
6459 Sat Feb 24 03:32:50 CET 2001 Jan Hubicka <jh@suse.cz>
6461 * i386.c (ix86_frame): New structure.
6462 (ix86_compute_frame_size): Kill.
6463 (ix86_compute_frame_layout): New.
6464 (ix86_save_reg): New.
6465 (ix86_can_use_return_insn_p): Use frame layout stuff.
6466 (ix86_expand_prologue): Likewise.
6467 (ix86_expand_epilogue): Likewise.
6468 (ix86_initial_elimination_offset): Likewise.
6469 (ix86_nsaved_regs): Use ix86_save_reg.
6470 (ix86_emit_save_regs): Likewise.
6472 Sat Feb 24 03:30:38 CET 2001 Jan Hubicka <jh@suse.cz>
6474 * flow.c (find_sub_basic_blocks): New function.
6475 (split_block): Be ready for basic block introduced by CODE_LABEL.
6476 (commit_one_edge_insertion): Call find_sub_basic_block.
6478 * flow.c (make_edges): Add edge from entry for blocks starting with
6479 label having ALTERNATE_NAME
6481 Sat Feb 24 03:19:42 CET 2001 Jan Hubicka <jh@suse.cz>
6483 * function.c (epilogue_done): Be ready for first basic block not
6484 containing PROLOGUE_END note.
6485 (reposition_prologue_and_epilogue_notes): Avoid placing
6486 PROLOGUE_END note between BASIC_BLOCK.
6488 Sat Feb 24 03:17:09 CET 2001 Jan Hubicka <jh@suse.cz>
6490 * loop.c (canonicalize_condition): Move to reversed_comparison_code.
6492 2001-02-21 DJ Delorie <dj@redhat.com>
6494 * config/i960/i960.h (FRAME_POINTER_REQUIRED): Revert removal of
6495 check for current_function_has_nonlocal_goto from 1999-11-12.
6497 Fri Feb 23 15:28:39 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
6499 * diagnostic.c (trim_filename): No longer static.
6500 * toplev.h (trim_filename): Declare.
6501 * rtl.c (rtl_check_failed_bounds): Call internal_error.
6502 (rtl_check_failed_type1, rtl_check_failed_type2): Likewise.
6503 (rtl_check_failed_code1, rtl_check_failed_code2): Likewise.
6504 (rtvec_check_failed_bounds): Likewise.
6505 * tree.c (tree_check_failed, tree_class_check_failed): Likewise.
6507 * convert.c (convert_to_integer): Don't do unsigned unless result or
6508 both inputs are unsigned.
6510 * fold-const.c (fold_convert): Don't call size_int_type_wide if
6513 * c-decl.c (set_block): Set NAMES and BLOCKS from BLOCK.
6515 * varasm.c (output_constant): Recompute CODE after lang-specific fn.
6517 2001-02-23 Jeffrey Oldham <oldham@codesourcery.com>
6519 * Makefile.in (resource.o): Add params.h dependence.
6520 * params.def (MAX_DELAY_SLOT_LIVE_SEARCH): New parameter.
6521 * params.h (MAX_DELAY_SLOT_LIVE_SEARCH): Likewise.
6522 * resource.c: Add dependence on params.h.
6523 (current_live_regs): Fix explanatory comment.
6524 (find_basic_block): Add new parameter to permit limiting search
6526 (mark_target_live_regs): Add new argument to find_basic_block call.
6527 (incr_ticks_for_insn): Likewise.
6529 2001-02-23 Gabriel Dos Reis <gdr@merlin.codesourcery.com>
6531 * diagnostic.c (output_to_stream): Rename to
6532 output_buffer_to_stream. Loses the stream parameter.
6533 (init_output_buffer): Set diagnosic_buffer's stream.
6534 (flush_diagnostic_buffer): Adjust.
6535 (default_print_error_function): Likewise.
6536 (finish_diagnostic): Likewise.
6537 (verbatim): Likewise.
6539 * diagnostic.h (struct output_buffer): Add `stream' field.
6540 (output_buffer_attached_stream): New macro.
6542 2001-02-23 Jakub Jelinek <jakub@redhat.com>
6544 * fold-const.c (extract_muldiv) [case PLUS_EXPR]: If not MULT_EXPR,
6545 check if either operand is divisible by C.
6546 (multiple_of_p): Handle LSHIFT_EXPR with small constant shift.
6547 If type is signed, consider negative numbers as well.
6549 2001-02-22 Richard Henderson <rth@redhat.com>
6551 * config/ia64/crtbegin.asm (.fini): Use pc-relative relocs to
6552 reach .text instead of gp-relative relocs.
6553 * config/ia64/crtend.asm (.init): Likewise.
6555 2001-02-22 Andreas Jaeger <aj@suse.de>
6557 * extend.texi (C++ Attributes): Fix typo.
6559 2001-02-21 David Mosberger <davidm@hpl.hp.com>
6561 * config/ia64/ia64.c (ia64_epilogue_uses): For syscall_linkage
6562 functions, drop current_function_args_info.words test.
6563 (ia64_compute_frame_size): Mark syscall_linkage functions as
6564 using eight input registers.
6566 2001-02-21 Loren J. Rittle <ljrittle@acm.org>
6567 Bruce Korb <bkorb@gnu.org>
6569 * fixinc/inclhack.def (freebsd_gcc3_breakage): new fix
6570 * fixinc/README: Document how to convert sed substitutions
6571 to format style c_fix-es.
6572 * fixinc/fixincl.x: regen
6574 2001-02-21 Jeffrey D. Oldham <oldham@codesourcery.com>
6576 * gcc.c: Add comment explaining how to add a command-line option.
6577 Add title to specs language comment.
6579 2001-02-21 Jeffrey Oldham <oldham@codesourcery.com>
6581 * gcc.c (cc1_options): Add "-param".
6582 (DEFAULT_WORD_SWITCH_TAKES_ARG): Likewise.
6583 (option_map): Likewise.
6584 * toplev.c (display_help): Add entry for "--param".
6585 (independent_decode_option): Fix typographical error.
6587 Wed Feb 21 18:57:28 CET 2001 Catherine Moore <clm@redhat.com>
6588 Bernd Schmidt <bernds@redhat.com>
6589 Jan Hubicka <jh@suse.cz>
6591 * i386.c (function_arg_advance): Pass SSE arguments in registers.
6592 (function_arg): Likewise.
6594 Wed Feb 21 18:12:41 CET 2001 Jan Hubicka <jh@suse.cz>
6596 * i386.md (mmx_lshrdi3, mmx_ashldi3): Guard by unspec.
6598 2001-02-21 Kazu Hirata <kazu@hxi.com>
6600 * config/h8300/h8300.md (iorsi3): Do not output an extra newline
6604 Wed Feb 21 17:35:24 CET 2001 Jan Hubicka <jh@suse.cz>
6606 * flow.c (init_propagate_block_info): Canon address and use single_set
6607 for killing dead memory stores.
6609 2001-02-21 Jeffrey Oldham <oldham@codesourcery.com>
6611 * Makefile.in (reorg.o): Add params.h dependence.
6612 * params.def: Fix typographical error in comment.
6613 (MAX_DELAY_SLOT_INSN_SEARCH): New parameter.
6614 * params.h: Modify introductory comment.
6615 (MAX_DELAY_SLOT_INSN_SEARCH): New parameter.
6616 * reorg.c: Add dependence on params.h.
6617 (redundant_insn): Add parameterized throttle for search.
6618 (fill_simple_delay_slots): Add a comment explaining a variable.
6619 Move conditional out of loop, simplifying code.
6620 (fill_eager_delay_slots): Fix typographical error in comment.
6622 2001-02-20 Aldy Hernandez <aldyh@redhat.com>
6624 * tm.texi (REVERSE_CONDEXEC_PREDICATES_P): New macro documentation.
6626 * flow.c (ior_reg_cond): Use REVERSE_CONDEXEC_PREDICATES_P macro.
6627 (REVERSE_CONDEXEC_PREDICATES_P): Define macro.
6629 2001-02-21 Jason Merrill <jason@redhat.com>
6631 * tree.h (DECL_UNINLINABLE): Move from C++ frontend.
6632 (struct tree_decl): Add uninlinable bitfield.
6633 * c-decl.c (duplicate_decls): Set it.
6634 * integrate.c (function_cannot_inline_p): Check it.
6636 * dwarf2out.c (add_name_and_src_coords_attributes): Don't add
6637 DW_AT_MIPS_linkage_name to abstract methods.
6638 (dwarf2out_abstract_function): Emit class context before calling
6639 set_decl_abstract_flags. Don't clear DECL_ABSTRACT.
6640 (gen_subprogram_die): Remove obsolete code.
6641 (gen_member_die): Don't include clones in the member list.
6642 (gen_decl_die): Emit abstract info for clone origin.
6643 * dwarfout.c (output_type): Don't include clones in the member list.
6644 * dbxout.c (dbxout_type_methods): Ignore abstract methods.
6645 * toplev.c (note_deferral_of_defined_inline_function): Don't clear
6646 DECL_ABSTRACT on a function that already has it set.
6648 * dwarf2out.c (gen_formal_types_die): Also accept a FUNCTION_DECL.
6649 (get_subprogram_die): Pass it in.
6651 2001-02-21 Richard Earnshaw <rearnsha@arm.com>
6653 * flow.c (mark_set_1): Make not_dead unsigned long. For
6654 non-pseudos, use it as a bitmask of the hard regs that
6657 2001-02-21 Neil Booth <neil@daikokuya.demon.co.uk>
6659 * cppfiles.c: Update comments.
6660 (_cpp_read_file): Don't check for NULL filenames any more.
6661 * cppinit.c (cpp_start_read): Don't do canonicalization of
6662 in_fname and out_fname. Use the passed file name exclusively.
6663 (_cpp_handle_options): Don't treat "-" as a command line option,
6664 but as a normal filename.
6665 (_cpp_post_options): Canonicalize in_fname and out_fname.
6666 * cppmain.c (printer_init): Don't check out_fname for NULL.
6667 * c-lex.c (orig_filename): Rename cpp_filename for clarity.
6668 (init_c_lex): Update, and use "" to represent stdin to CPP.
6671 2001-02-20 Will Cohen <wcohen@redhat.com>
6673 * config/pa/quadlib.c (_U_Qfcnvfxt_quad_to_usgl): New function.
6674 * config/pa/long_double.h (FIXUNS_TRUNCTFSI2_LIBCALL): Added.
6675 (INIT_TARGET_OPTABS): Use FIXUNS_TRUNCTFSI2_LIBCALL for
6678 2001-02-20 Stan Shebs <shebs@apple.com>
6680 * config/rs6000/rs6000.c (output_cbranch): Output branches
6681 on separate lines instead of using ';' to separate.
6683 2001-02-20 Neil Booth <neil@daikokuya.demon.co.uk>
6685 * cppinit.c (set_lang): Move builtin handling to...
6686 (init_builtins): ...here.
6687 (_cpp_create_reader): Move call to set_lang.
6689 2001-02-20 Mark Mitchell <mark@codesourcery.com>
6691 * stmt.c (expand_return): If an attempt is made to return the
6692 error_mar_node, treat the return like a return without a value.
6694 2001-02-19 Zack Weinberg <zackw@stanford.edu>
6696 * sibcall.c (skip_copy_to_return_value): Call
6697 identify_call_return_value here, and return orig_insn if it
6698 returns zero. Hardret and softret arguments now unnecessary.
6699 (call_ends_block_p): Don't call identify_call_return_value here.
6701 * ggc-common.c (ggc_mark_rtx_children): No need to mark 'S' or
6703 * ggc-page.c, ggc-simple.c (ggc_mark_if_gcable): Delete function.
6704 * ggc.h (ggc_mark_if_gcable): Delete prototype.
6706 Mon Feb 19 20:30:16 2001 Jeffrey A Law (law@cygnus.com)
6708 * pa.c (move_operand): Accept code to load the address of a
6709 symbol out of the DLT as a valid move operand.
6710 (print_operand, case 'A'): New to handle generating a DLT
6711 reference for a LO_SUM expression.
6712 * pa.h (EXTRA_CONSTRAINT): Handle 'A' for DLT LO_SUM references.
6713 * pa.md (movsi, movdi patterns): Allow DLT LO_SUM references.
6715 2001-02-19 Joseph S. Myers <jsm28@cam.ac.uk>
6717 * README, cpp.texi, gcc.texi, version.c: Update version number to
6719 * cpp.1, gcov.1, gcc.1: Regenerate.
6721 2001-02-19 Neil Booth <neil@daikokuya.demon.co.uk>
6723 * cppfiles.c (stack_include_file): Generate dependencies
6724 here, and manage include_count here too.
6725 (PRINT_THIS_DEP): Delete.
6726 (_cpp_execute_include): Do not generate dependencies here,
6727 apart from the case of a missing header. Do not manage
6729 (_cpp_read_file): Leave dependency generation to
6732 Mon Feb 19 10:17:47 2001 Jeffrey A Law (law@cygnus.com)
6734 * config.gcc (hppa*64*-*-hpux11*): Add MASK_GAS to
6735 target_cpu_default. Remove dead assignment to
6738 Mon Feb 19 16:47:39 CET 2001 Jan Hubicka <jh@suse.cz>
6740 * regclass.c (contains_reg_of_mode): Make global.
6741 (init_reg_sets): Remove contains_reg_of_mode; take into account
6742 CLASS_MAX_NREGS when looking for the proper mode.
6743 (dump_regclass): Dump only classes considered for the pseudo.
6744 (regclass): Use contains_reg_of_mode.
6746 Mon Feb 19 16:45:42 CET 2001 Jan Hubicka <jh@suse.cz>
6748 * gcc.c (do_spec_1): 'n' for printing notices.
6749 * i386.h (CC1_CPU_SPEC): Notice deprecated options as deprecated.
6751 Mon Feb 19 15:51:30 CET 2001 Jan Hubicka <jh@suse.cz>
6753 * reg-stack.c (next_flags_user): Use current_block->end
6754 (swap_rtx_condition): Look for next user if flags don't die;
6755 give up on CALL_INSNs; use current_block->end.
6757 Mon Feb 19 08:27:21 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
6759 * sibcall.c (call_ends_block_p): New function.
6760 (optimize_sibling_and_tail_recursive_call): Use it.
6762 2001-02-18 Kazu Hirata <kazu@hxi.com>
6764 * config/h8300/h8300.md: Update copyright.
6765 (andsi3): Do not output an extra newline character.
6767 Sun Feb 18 15:45:17 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
6769 * toplev.c (note_deferral_of_defined_inlined_function): Argument
6770 FNDECL may be unused.
6772 * toplev.c (rest_of_compilation): Don't have CSE skip blocks or
6773 follow jumps after first run.
6774 If -fexpensive-optimizations rerun CSE after GCSE and iterate until
6775 it doesn't change any jumps.
6777 Sun Feb 18 17:05:50 2001 Jeffrey A Law (law@cygnus.com)
6779 * Makefile.in (rtlanal.o): Depend on hard-reg-set.h.
6780 ($HOST_PREFIX_1)rtlanal.o: Remove rules for building
6781 (mostlyclean): Corresponding changes.
6782 * rtlanal.c (hard-reg-set.h): Include.
6783 (rtx_unstable_p): Do not treat the argument pointer specially
6784 if it is not a fixed register.
6785 (rtx_varies_p, rtx_addr_can_trap_p): Similarly.
6787 Sun Feb 18 15:45:17 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
6789 * sibcall.c (optimize_sibling_and_tail_recursive_call): Compare
6790 against last real insn in basic block.
6791 Rework to avoid gotos.
6793 * Makefile.in (gcse.o): Now includes ggc.h.
6794 * gcse.c: Include ggc.h.
6795 (want_to_gcse_p): Verify expression can be in SET as valid insn.
6796 (try_replace_reg): Remove warning of uninitialize variable.
6797 (process_insert_insn): Call invalid_insn_p to validate insn.
6798 * recog.c (insn_invalid_p): Now global.
6799 See if can make valid by adding CLOBBERs of SCRATCH only and do if so.
6800 * recog.h (insn_invalid_p): New declaration.
6802 * jump.c (jump_optimize_1): Only define reversed_code #ifdef HAVE_trap.
6804 * config/sparc/sparc.c (eligible_for_epilogue_delay): Don't put
6805 assignments from FP constants since 'Y' output code can't handle it.
6806 (eligible_for_sibcall_delay): Likewise.
6808 * flow.c (print_rtl_and_abort_fcn): Renamed from print_rtl_and_abort.
6809 Call fancy_abort directly, passing args.
6810 (print_rtl_and_abort): Now a macro, like fancy_abort.
6812 * final.c (output_operand_lossage): Use internal_error, not error.
6814 2001-02-18 Shane Nay <shane@agendacomputing.com>
6816 * mips.c (mips_expand_prologue) Add REG_MAYBE_DEAD to
6817 structure shift insns.
6819 2001-02-18 Mark Mitchell <mark@codesourcery.com>
6821 * invoke.texi (-fsquangle): Remove documentation.
6822 (-fname-mangling-version): Likewise.
6824 2001-02-18 Lars Brinkhoff <lars@nocrew.org>
6826 * optabs.c (expand_abs): Remove reference to
6827 HAVE_contitional_arithmetic.
6828 * combine.c (simplify_set): Likewise.
6830 2001-02-18 Richard Henderson <rth@redhat.com>
6832 * ifcvt.c (dead_or_predicable): Don't move code if eh regions
6835 2001-02-18 Richard Henderson <rth@redhat.com>
6837 * config/ns32k/ns32k.h (ADJSP): Upcase arguments.
6839 * config/alpha/alpha.md (movsi_fix): Fix typo in pattern name.
6841 * reload1.c (reload_cse_simplify_set): Fix typo.
6843 Sun Feb 18 09:30:09 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
6845 * diagnostic.c (_fatal_insn): Decrement errorcount.
6847 * invoke.texi (-I): Add note avoiding use for system header files.
6849 * rtl.h (add_clobbers): Remove duplicate declaration.
6850 * recog.h (added_clobbers_hard_reg_p): New declaration.
6851 * genemit.c (struct clobber_pat): New field has_hard_reg.
6852 (gen_insn): Record if added clobbers clobber hard reg.
6853 (gen_split): Avoid unused warning if number of operands is 0.
6854 (output_added_clobbers_hard_reg_p): New function.
6857 2001-02-18 Alan Modra <alan@linuxcare.com.au>
6859 * pa.c (hppa_expand_prologue): Simplify code storing return
6860 pointer. For large (>=8k) frames with a post_store, adjust stack
6861 pointer by 8k-64 first rather than by 64. When testing with
6862 VAL_14_BITS_P, always use the actual value rather than the value
6863 negated. Add blockage to prevent scheduling of spills before
6864 stack frame has been created.
6865 (hppa_expand_epilogue): Simplify code loading return pointer.
6866 Allow a slightly larger range for merge_sp_adjust_with_load case.
6867 When testing with VAL_14_BITS_P, always use the actual value.
6869 * pa.c (pa_adjust_insn_length): Check that block move
6870 pattern is a set before looking at operands.
6872 2001-02-17 Mark Mitchell <mark@codesourcery.com>
6874 * fold-const.c (fold_binary_op_with_conditional_arg): New
6875 function, split out from ...
6877 * tree.def (COND_EXPR): Document the use of VOID_TYPE for
6878 conditional arms that throw exceptions.
6880 * print-tree.c (print_node): Do not use BLOCK_CHAIN when we're not
6883 2001-02-17 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6885 * aclocal.m4 (gcc_AC_CHECK_DECL): Before attempting the test,
6886 define HAVE_DECL_* to 1 to mask potential backup declarations.
6887 * configure: Regenerated.
6889 2001-02-17 Mark Mitchell <mark@codesourcery.com>
6891 * invoke.texi (-Woverloaded-virtual): Clarify documentation.
6893 2001-02-17 Richard Henderson <rth@redhat.com>
6895 * reload1.c (reload_cse_simplify_set): Respect LOAD_EXTEND_OP
6896 when replacing a memory load with a register.
6898 Sat Feb 17 14:48:30 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
6899 Jan Hubicka <jh@suse.cz>
6901 * recog.c (validate_replace_src_1): New.
6902 (validate_replace_src_data): Likewise.
6903 (validate_replace_src): Use note_uses.
6904 * rtl.h (note_uses): Declare.
6905 * rtlanal.c (note_uses): New.
6907 Sat Feb 17 10:52:34 CET 2001 Jan Hubicka <jh@suse.cz>
6909 * reg-stack.c (stack_def): Make field reg unsigned.
6910 (remove_regno_note): Unsignetize parameter.
6912 2001-02-16 Jes Sorensen <jes@linuxcare.com>
6914 * ia64.c (errata_emit_nops): Add VOIDmode as second argument to
6915 shladd_operand() call.
6917 2001-02-16 Bruce Korb <bkorb@gnu.org>
6918 Rodney Brown <RodneyBrown@mynd.com>
6920 * fixinc/mkfixinc.sh: Use C fixincludes for UnixWare 7.
6921 * fixinc/inclhack.def: Add fixinc.svr4 patterns with matching
6922 machine restrictions
6923 * fixinc/fixincl.x: regen
6925 Fri Feb 16 12:41:30 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
6927 * gcse.c (hash_scan_set): If cprop, see if REG_EQUAL or REG_EQUIV.
6929 (hash_scan_insn): Clean up calls to hash_scan_set.
6930 (compute_kill_rd): REGNO now unsigned.
6931 (try_replace_reg): Rework to use simplify_replace_rtx.
6932 (cprop_jump, cprop_cc0_jump): Likewise.
6933 (cprop_insn): Call find_reg_equal_equiv_note.
6934 Reflect changes to cprop_jump and cprop_cc0_jump.
6936 * recog.c (validate_replace_src): Replace in operands of
6937 ZERO_EXTRACT in SET_DEST.
6939 * cse.c (new_label_ref): New variable.
6940 (insert): Set it instead of recorded_label_ref.
6941 (cse_basic_block): Set recorded_label_ref if new_label_ref use, has
6942 CODE_LABEL for this function, and not already in REG_LABEL note.
6944 2001-02-16 Jeffrey Oldham <oldham@codesourcery.com>
6946 * resource.c (mark_referenced_resources): Fix typo in introductory
6948 * config/mips/abi64.h (SUBTARGET_TARGET_OPTIONS): Fix typo in
6951 2001-02-16 Jason Merrill <jason@redhat.com>
6953 * dwarf2out.c (add_bound_info): Don't crash if SAVE_EXPR_RTL is
6955 (gen_subprogram_die): Don't abort on seeing a second definition if
6956 the previous one was abstract. Don't replace an abstract instance
6957 in the lookup table.
6959 * dwarf2out.c (dwarf2out_abstract_function): Rename from
6960 gen_abstract_function.
6961 * dwarf2out.h: Declare it.
6962 * toplev.c (note_outlining_of_inline_function): New fn.
6963 * toplev.h: Declare it.
6964 * integrate.c (output_inline_function): Call it.
6965 * c-decl.c (duplicate_decls): Call it when redefining an extern
6966 inline. Don't inline the new defn.
6968 * tree.h (BLOCK_CHAIN): Use BLOCK_CHECK.
6970 2001-02-16 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
6972 * .gdbinit: Rename to gdbinit.in.
6973 * gdbinit.in: New file,
6974 * configure.in: Generate .gdbinit from gdbinit.in.
6975 * configure: Regenerated.
6976 * Makefile.in (distclean): Always remove .gdbinit.
6978 2001-02-16 Jakub Jelinek <jakub@redhat.com>
6980 * objc/objc-act.c (start_class): Register implemented_classes with
6983 2001-02-16 Neil Booth <neil@daikokuya.demon.co.uk>
6985 * cppfiles.c (_cpp_make_system_header): Generate a file
6988 2001-02-15 Jim Meyering <meyering@lucent.com>
6990 * Makefile.in (install-common): Don't depend on installdirs here.
6991 Instead, make each of the lang.install-common targets (e.g.,
6992 c++.install-common in cp/Make-lang.in) depend on it.
6993 (install-driver): Depend on installdirs.
6995 Thu Feb 15 21:30:26 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
6997 * flow.c (tidy_fallthru_edge): Never end block on line number NOTE.
6999 * function.c (assign_parms): Set RTX_UNCHANGING_P in pseudo when we
7002 2001-02-15 Mark Mitchell <mark@codesourcery.com>
7004 * invoke.texi (--param): Document.
7006 Thu Feb 15 15:16:38 2001 Alexandre Oliva <aoliva@redhat.com>
7008 * config/sh/sh.h (BOOL_TYPE_SIZE): Don't define.
7010 Thu Feb 15 10:52:31 CET 2001 Jan Hubicka <jh@suse.cz>
7012 * i386.md (extendsfdf2_2): Fix constraints.
7014 Thu Feb 15 09:46:21 CET 2001 Jan Hubicka <jh@suse.cz>
7016 * i386.md (fop_df_3 splitter): Fix operand number.
7018 Wed Feb 14 12:37:37 CET 2001 Jan Hubicka <jh@suse.cz>
7020 * invoke.texi (-mreg-alloc): Nuke.
7021 * i386.c (ix86_reg_alloc_order, regs_allocated,
7022 order_regs_for_local_alloc): Nuke.
7023 (override_options): Kill reg_alloc code.
7024 * i386.h (TARGET_OPTIONS): Kill reg-alloc.
7025 (REG_ALLOC_ORDER): SSE goes before I387.
7026 (ORDER_REGS_FOR_LOCAL_ALLOC): Kill.
7027 (ix86_reg_alloc_order): Likewise.
7028 * i386-protos.h (ix86_reg_alloc_order): Kill.
7030 2001-02-14 Richard Henderson <rth@redhat.com>
7032 * toplev.c (f_options): Clarify -fschedule-insns2 documentation.
7034 Wed Feb 14 11:59:58 CET 2001 Jan Hubicka <jh@suse.cz>
7036 * i386.h (RETURN_IN_MEMORY): Fix formating; reject TFmodes
7038 Wed Feb 14 11:12:38 CET 2001 Jan Hubicka <jh@suse.cz>
7040 * i386-protos.h (ix86_memory_move_cost): Move offline.
7041 * i386.c (ix86_register_move_cost): Compute properly cost of
7042 SSE, MMX and i387 instructions.
7043 (*_cost): Add costs of SSE/MMX moves.
7044 (ix86_memory_move_cost): Move offline from ....; Likewise.
7045 * i386.h (MEMORY_MOVE_COST): .... here;
7046 (struct processor costs): Add new fields to represent costs
7049 Wed Feb 14 10:08:26 CET 2001 Jan Hubicka <jh@suse.cz>
7051 * regclass.c (init_reg_sets_1): Reinstall the optimization of
7052 move_cost together with Matt Kraai's fix.
7054 2001-02-14 Jeffrey Oldham <oldham@codesourcery.com>
7056 * Makefile.in (OBJS): Add params.o.
7058 2001-02-14 Richard Henderson <rth@redhat.com>
7059 DJ Delorie <dj@redhat.com>
7061 * jump.c (jump_optimize_1): When we delete a conditional jump
7062 preceeding a non-conditional jump to effectively the same place,
7063 make sure that the combined jump skips any clobber insns between
7066 2001-02-14 Jeffrey Oldham <oldham@codesourcery.com>
7068 * gcc.c (do_spec_1): Fix off-by-one error for '%M' case.
7070 2001-02-14 Mark Mitchell <mark@codesourcery.com>
7072 * Makefile.in (toplev.o): Depend on params.h.
7073 (intergate.o): Likewise.
7074 (params.o): New target.
7075 * flags.h (inline_max_insns): Remove.
7076 * integrate.c: Include params.h.
7077 Use MAX_INLINE_INSNS instead of inline_max_insns.
7078 * params.c: New file.
7079 * params.h: Likewise.
7080 * params.def: Likewise.
7081 * toplev.c: Include params.h.
7082 (lang_independent_params): New variable.
7083 (decode_f_option): Use the param machinery instead of setting
7085 (independent_decode_option): Handle "--param name=value".
7086 (main): Register language-independent parameters.
7088 Wed Feb 14 11:13:45 CET 2001 Jan Hubicka <jh@suse.cz>
7090 * i386.md (pushsf, pushdf_nointeger): Fix constraint.
7092 2001-02-14 Richard Henderson <rth@redhat.com>
7094 * regclass.c (init_reg_sets_1): Revert last two changes.
7096 2001-02-14 Jakub Jelinek <jakub@redhat.com>
7098 * stor-layout.c (is_pending_size, put_pending_size): New functions.
7099 (variable_size): Call put_pending_size.
7100 * tree.h (is_pending_size, put_pending_size): Add prototypes.
7101 * fold-const.c (extract_muldiv): If SAVE_EXPR is on the pending
7102 sizes list, put newly created SAVE_EXPR there as well.
7104 2001-02-14 Jakub Jelinek <jakub@redhat.com>
7106 * config/ia64/ia64.c (last_group): Only 2 entries are needed.
7107 (errata_find_address_regs): load_group has only 2 entries.
7108 (errata_emit_nops): Likewise. shladd is not problematic.
7109 Clear last_group if nop was emitted.
7110 (fixup_errata): load_group has only 2 entries.
7113 2001-02-14 Neil Booth <neil@daikokuya.demon.co.uk>
7115 * c-lex.c (lex_number): Only warn traditionally for U suffix
7116 outside system macros.
7117 * cppexp.c (parse_number): Similarly.
7118 * cpplib.h (NODE_SYSHDR, cpp_sys_objmacro_p): New.
7119 * cppmacro.c (struct cpp_macro): New member node.
7120 (parse_args): Only warn about missing rest args if not
7122 (funlike_invocation_p): Similarly for uninvoked funlike macros.
7123 (cpp_sys_objmacro_p): New.
7124 (_cpp_create_definition): Store the node with the macro defn.
7125 Remember if the macro is defined in a system header.
7127 2001-02-13 DJ Delorie <dj@redhat.com>
7129 * configure.in (check_languages): determine languages to check
7130 * Makefile.in (check-c++): alias for check-g++
7131 (check-f77): alias for check-g77
7132 (CHECK_TARGETS): depend on configured languages
7134 Wed Feb 14 01:13:59 CET 2001 Jan Hubicka <jh@suse.cz>
7136 * i386.md (fixsfsi2, fixdfdi2): Fix previous patch again.
7137 (sqrtsf2): Use TARGET_SSE instead of TARGET_SSE2)
7138 (sqrtsf2 patterns): Use 'x' instead of 'Y'.
7139 (sqrtextendsfdf2): Disable for SSE2.
7141 Wed Feb 14 00:19:28 CET 2001 Jan Hubicka <jh@suse.cz>
7143 * i386.md (fixsfsi2, fixdfdi2): Fix previous patch again.
7144 (sqrtsf2): Use TARGET_SSE instead of TARGET_SSE2)
7145 (sqrtsf2 patterns): Use 'x' instead of 'Y'.
7146 (sqrtextendsfdf2): Disable for SSE2.
7148 Wed Feb 14 00:11:20 CET 2001 Jan Hubicka <jh@suse.cz>
7150 * i386.md (movsfcc_1): Support integer cmove instruction.
7151 (movdfcc_1): Likewise; new splitter.
7153 Tue Feb 13 23:19:27 CET 2001 Jan Hubicka <jh@suse.cz>
7155 * i386.c (output_fp_compare): Support SSE.
7156 (prepare_fp_compare_args): SSE comparisons always support memory.
7157 * i386.h (TARGET_CMOVE): SSE imply cmove.
7158 * i386.md (cmp?f2): Enable for SSE too.
7159 (cmpfp_i*): Support SSE.
7161 (cmpfp_i_sse_only): New.
7162 (s*, b* fp expanters): Enable for SSE too.
7163 (fp_jcc_1_sse, fp_jcc_1_sse_only, fp_jcc_2_sse, fp_jcc_2_sse_only):
7166 Tue Feb 13 23:05:42 CET 2001 Jan Hubicka <jh@suse.cz>
7168 * regclass.c (init_reg_sets_1): Silence warning.
7170 Tue Feb 13 22:03:07 CET 2001 Jan Hubicka <jh@suse.cz>
7172 * i386.md (sqrt?f2): Change to expander.
7173 (sqrt?f2_1, sqrt?f2_sse_only, sqrt?f2_i387): New.
7175 Tue Feb 13 15:42:05 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
7177 * rtlanal.c (find_reg_equal_equiv_note): New function.
7178 * simplify-rtx.c (simplify_gen_unary, simplify_gen_ternary): New fns.
7179 (simplify_gen_relational, simplify_replace_rtx): Likewise.
7180 * rtl.h: Add declarations for above functions.
7182 Tue Feb 13 21:09:11 CET 2001 Jan Hubicka <jh@suse.cz>
7184 * cse.c (cse_main): Converts ifdefs on PIC_OFFSET_TABLE_REGNUM to
7186 * defaults.h (PIC_OFFSET_TABLE_REGNUM): Default to INVALID_REGNUM.
7187 * emit-rtl.c (init_emit_once): Convert ifdefs to conditionals.
7188 * flow.c (mark_regs_live_at_end): Likewise.
7189 (calculate_global_regs_live): Likewise.
7190 * gcse.c (compute_hash_table): Likewise.
7191 (compute_kill_rd): Likewise.
7192 * resource.c (mark_target_live_regs): Likewise.
7193 * rtl.h (INVALID_REGNUM): New macro.
7195 Tue Feb 13 20:59:22 CET 2001 Jan Hubicka <jh@suse.cz>
7197 * i386.md (fixsfsi2, fixdfdi2): Fix previous patch.
7199 Tue Feb 13 16:32:20 CET 2001 Jan Hubicka <jh@suse.cz>
7201 * i386.md (fixsfsi2, fixdfdi2): Force operand to register
7204 Tue Feb 13 14:53:16 CET 2001 Jan Hubicka <jh@suse.cz>
7206 * i386.md (add?f3, sub?f3, mul?f3, dif?f3): Enable for TARGET_SSE(2)
7208 (fop_sf_comm, fop_df_comm, fop_sf_1, fop_df_1): Support SSE.
7209 (fop_sf_comm_sse, fop_df_comm_sse): New patterns.
7210 (fop_sf_1_sse, fop_df_1_sse): New patterns
7211 (fop_*): Disable float_extend and float patterns for SSE compilation.
7212 * i386.c (output_387_binary_op): Support SSE.
7214 Tue Feb 13 14:16:34 CET 2001 Jan Hubicka <jh@suse.cz>
7216 * i386.md (dummy_extendsfdf2): Support SSE2
7217 (extendsfdf2): Enable if 80387 or SSE2.
7218 (extendsfdf2_1): Support SSE2. Disable if SSE2 is avialble
7219 and no MIX_I387_SSE2
7220 (extendsfdf2_1_sse_only): New pattern.
7221 (truncdfsf2): Enable if SSE2 or 80387; Always use SSE only version
7223 (truncdfsf2_1): Support SSE.
7224 (truncdfsf2_2): Support SSE.
7225 (truncdfsf2_2_1_sse): New pattern.
7226 (fixtruncsfsi2): Always use SSE if available.
7227 (fix_truncsfsi_sse): New pattern.
7228 (fix_truncdfsi_sse): New pattern.
7229 (floatsis?f2): Support SSE.
7230 (floatsidf2_i387): New pattern.
7231 (floatsidf2_sse): Likewise.
7233 Tue Feb 13 07:52:04 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
7235 * configure.in: Use "have_gnat" variable, not "gnat".
7236 * configure: Regenerated.
7238 * config/sparc/sparc.c (function_value): Treat all non-record
7239 aggregate types like used to treat UNION_TYPE.
7241 Tue Feb 13 13:31:33 CET 2001 Jan Hubicka <jh@suse.cz>
7243 * i386.c (print_reg): Use ANY_FP_REG instead of FP_REG
7244 * i386.h (MASK_128BIT_LONG_DOUBLE): Renumber
7246 (MASK_MIX_SSE_I387): New.
7247 (TARGET_SSE): SSE2 imply SSE.
7248 (TARGET_SSE2, TARGET_MIX_SSE_I387): New.
7249 (TARGET_SWITCHES): Add "sse2", "mix-sse-i387".
7250 (enum reg_class): Add new classes.
7251 (REG_CLASS_NAMES): Likewise.
7252 (REG_CLASS_CONTENTS): Likewise.
7253 (ANY_FP_REG_P, ANY_FP_REGNO_P, SSE_REG_P, SSE_FLOAT_MODE): New macros.
7254 (REG_CLASS_FROM_LETTER): 'x' and 'y' is SSE_REGS only when SSE is
7255 supported. Add 'Y' to be SSE_REGS when SSE2 is supported.
7256 (CLASS_MAX_NREGS): Use new macros.
7257 (REGISTER_MOVE_COST): Rewrite using SECONDARY_MEMORY_MAYBE_NEEDED.
7258 * i386.md (pushsf, movsf): Support SSE.
7259 (pushdf_nointeger, pushdf_integer, pushdf): Support SSE, update
7260 splitters to use ANY_FP_REGNO_P.
7261 (movdf_nointeger, movdf_integer): Likewise.
7263 2001-02-13 Alexandre Oliva <aoliva@redhat.com>
7265 * combine.c (UWIDE_SHIFT_LEFT_BY_BITS_PER_WORD): New macro.
7266 (try_combine): Use it.
7268 Tue Feb 13 11:37:06 CET 2001 Jan Hubicka <jh@suse.cz>
7270 * i386.h (SSE_CLASS_P, MMX_CLASS_P, MAYBE_FLOAT_CLASS_P,
7271 MAYBE_SSE_CLASS_P, MAYBE_MMX_CLASS_P): New macros.
7272 (PREFERRED_RELOAD_CLASS, SECONDARY_MEMORY_NEEDED): Move offline.
7273 (REGISTER_MOVE_COST): Likewise.
7274 * i386-protos.h (ix86_secondary_memory_needed,
7275 ix86_preferred_reload_class, ix86_register_move_cost): Declare.
7276 * i386.c (ix86_secondary_memory_needed,
7277 ix86_preferred_reload_class, ix86_register_move_cost): New function.
7279 Die Feb 13 11:04:25 CET 2001 Jan Hubicka <jh@suse.cz>
7281 * i386.h (VALID_FP_MODE_P, VALID_INT_MODE_P): New.
7282 (HARD_REGNO_MODE_OK): Move offline to ....
7283 * i386.c (ix86_hard_regno_mode_ok) ... here;
7284 refuse all incorrect modes.
7285 * i386-protos.h (ix86_hard_regno_mode_ok): Declare.
7287 2001-02-13 Richard Henderson <rth@redhat.com>
7289 * sparc.md (cmp_cc_arith_op_set): Don't use match_dup on the
7290 entire operator; replicate that and match_dup the operands.
7291 (cmp_ccx_arith_op_set): Likewise.
7292 (cmp_cc_arith_op_not_set): Likewise.
7293 (cmp_ccx_arith_op_not_set): Likewise.
7295 2001-02-13 Alexandre Oliva <aoliva@redhat.com>
7297 * explow.c (trunc_int_for_mode): Sign-extend value to mode.
7299 2001-02-12 Geoffrey Keating <geoffk@redhat.com>
7301 * config/rs6000/sysv4.h (MASK_NO_BITFIELD_WORD): New macro.
7302 (TARGET_NO_BITFIELD_WORD): New macro.
7303 (SUBTARGET_SWITCHES): Add -mbit-word, -mno-bit-word options.
7304 (BITFIELD_NBYTES_LIMITED): Define based on TARGET_NO_BITFIELD_WORD.
7306 Mon Feb 12 18:13:26 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
7308 * cselib.c: New file, from simplify-rtx.c.
7309 * simplify-rtx.c: Remove cselib parts.
7310 * Makefile.in: Add cselib.o.
7312 2001-02-12 Geoffrey Keating <geoffk@redhat.com>
7314 * config/rs6000/rs6000.c (rs6000_float_const): Remove warning.
7315 (setup_incoming_varargs): Remove warning.
7317 * config/rs6000/rs6000.c (validate_condition_mode): When
7318 flag_fast_math, allow floating-point conditionals to be reversed.
7319 (rs6000_generate_compare): When flag_fast_math, don't generate
7320 cror operations for FP conditionals.
7322 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Handle
7324 (ASM_SPEC): Likewise.
7325 (CC1_ENDIAN_LITTLE_SPEC): Likewise.
7326 (CC1_SPEC): Likewise.
7327 (LINK_TARGET_SPEC): Likewise.
7328 (CPP_ENDIAN_SPEC): Likewise.
7329 * Makefile.in (check-consistency): New target.
7331 2001-02-12 Joseph S. Myers <jsm28@cam.ac.uk>
7333 * c-decl.c (grokdeclarator): In C99 mode, give the more specific
7334 "return type defaults" warning for functions with return type
7336 * c-lang.c (c_init): In C99 mode, enable warnings for implicit
7337 function declarations by default rather than only when pedantic.
7339 Mon Feb 12 17:28:48 CET 2001 Jan Hubicka <jh@suse.cz>
7341 * regclass.c (init_reg_sets_1): Optimize calculation of move_cost
7344 2001-02-12 Nathan Sidwell <nathan@codesourcery.com>
7346 * extend.texi (Deprecated): Deprecate new initializer lists.
7348 2001-02-12 Nathan Sidwell <nathan@codesourcery.com>
7350 * mkdeps.c (deps_add_default_target): Robustify. Add
7351 basename component only.
7352 * cpp.texi (-M): Describe how default target is generated.
7353 * invoke.texi (-M): Likewise.
7355 2001-02-12 Kazu Hirata <kazu@hxi.com>
7357 * toplev.c (push_float_handler): Remove.
7358 (pop_float_handler): Remove.
7359 * toplev.h: Remove prototypes for the above functions.
7361 2001-02-12 Jakub Jelinek <jakub@redhat.com>
7363 * c-common.c (constant_fits_type_p): New function.
7364 (convert_and_check): Use it.
7366 2001-02-11 Mark Mitchell <mark@codesourcery.com>
7368 * Makefile.in (GXX_ABI_FLAG): Don't define.
7369 * configure.in (--enable-new-gxx-abi): Remove option.
7370 * config.in: Regenerated.
7371 * configure: Likewise.
7373 2001-02-12 Alexandre Oliva <aoliva@redhat.com>
7375 * lcm.c (compute_earliest): Let EXIT_BLOCK be handled as a regular
7377 (optimize_mode_switching) [NORMAL_MODE]: Set up EXIT_BLOCK as a
7378 regular basic block, and arrange for all edges into it to switch
7381 2001-02-11 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
7383 * Makefile.in (distclean): Do not remove .gdbinit.
7385 2001-02-11 Mark Mitchell <mark@codesourcery.com>
7387 * Makefile.in (gcc.o): Fix typos.
7388 (protize.o): Likewise.
7389 (unprotoize.o): Likewise.
7391 2001-02-11 Richard Henderson <rth@redhat.com>
7393 * tree.c (build1): Check for null operand in last change.
7395 2001-02-11 Richard Henderson <rth@redhat.com>
7397 * fold-const.c (split_tree): Don't assume a constant isn't splittable.
7398 (fold): Don't assume a constant isn't foldable.
7399 * tree.c (build): Set TREE_CONSTANT for an expression with no
7400 side-effects and constant operands.
7403 2001-02-10 Richard Henderson <rth@redhat.com>
7405 * jump.c (squeeze_notes): Revert 2000-05-12 change.
7407 2001-02-10 Anthony Green <green@redhat.com>
7409 * cpp.texi (Standard Predefined): Add documentation for
7412 * c-common.c (combine_strings): Improve warning message.
7414 2001-02-10 Geoffrey Keating <geoffk@redhat.com>
7416 * config/rs6000/sysv4.h (LINK_TARGET_SPEC): Use two dashes for
7418 * config/rs6000/sysv4le.h (LINK_TARGET_SPEC): Likewise.
7420 Fri Feb 9 15:05:27 2001 Christopher Faylor <cgf@cygnus.com>
7422 * config/i386/t-cygwin (T_CPPFLAGS): Use correct location for
7425 2001-02-09 Alexandre Oliva <aoliva@redhat.com>
7427 * config/sh/sh.md (sibcalli, sibcalli_pcrel, sibcalli): Set
7430 2001-02-09 Nick Clifton <nickc@redhat.com>
7432 * config/arm/arm.md: Change output contraint on post inc
7433 load/store multiple patterns to be a read/write contraint.
7435 2001-02-09 Neil Booth <neil@daikokuya.demon.co.uk>
7437 * gcc.c (cpp_options): Delete .d files on error. Don't delete
7438 .o files when using the -M options.
7440 2001-02-08 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
7441 David Edelsohn <edelsohn@gnu.org>
7443 * config/rs6000/rs6000.c (output_toc): Allow 32-bit targets to
7444 handle DImode constants. Use one TOC entry for SImode and smaller
7445 constants, aligned properly.
7447 2001-02-08 Jason Merrill <jason@redhat.com>
7449 * config/arm/arm.c (arm_expand_prologue): Do tell the dwarf2 backend
7450 about the SP adjustment for saving the static chain pointer.
7451 * dwarf2out.c (dwarf2out_frame_debug_expr): Use the specified
7452 offset when setting a temporary CFA register.
7454 2001-02-08 Chandrakala Chavva <cchavva@redhat.com>
7456 * config.gcc : New targets, i386-*-chorusos*, sparc-*-chorusos*,
7457 powerpc-*-chorusos* .
7458 * config/rs6000/chorus.h : New file.
7459 * config/i386/chorus.h : New file.
7460 * config/sparc/chorus.h : New file.
7461 * config/sparc/t-chorus-elf : New file.
7463 2001-02-08 David Edelsohn <edelsohn@gnu.org>
7465 * config/rs6000/rs6000.h (ASM_OUTPUT_SYMBOL_REF): Move from here ...
7466 * config/rs6000/aix.h (ASM_OUTPUT_SYMBOL_REF): ... to here.
7467 * config/rs6000/aix51.h (CPLUSCPLUS_CPP_SPEC): Define it.
7468 (__WCHAR_TYPE__): Correct macro name.
7470 2001-02-08 Richard Henderson <rth@redhat.com>
7472 * config/i386/i386.c (ix86_frame_pointer_required): New.
7473 (ix86_setup_frame_addresses): New.
7474 (struct machine_funciton): Add accesses_prev_frame.
7475 * config/i386/i386.h (FRAME_POINTER_REQUIRED): Call
7476 ix86_frame_pointer_required.
7477 (SUBTARGET_FRAME_POINTER_REQUIRED): New.
7478 (SETUP_FRAME_ADDRESSES): New.
7479 * config/i386/i386-protos.h: Update.
7480 * config/i386/sco5.h (SUBTARGET_FRAME_POINTER_REQUIRED): Rename
7481 from FRAME_POINTER_REQUIRED.
7482 * config/i386/svr3gas.h: Likewise.
7483 * config/i386/sysv3.h: Likewise.
7484 * config/i386/v3gas.h: Likewise.
7486 2001-02-08 Richard Henderson <rth@redhat.com>
7488 * config/sparc/sparc.c (function_arg_record_value_3): Fix
7489 calculation of the number of integer registers required.
7490 (function_arg_record_value): Likewise.
7492 2001-02-08 Jason Merrill <jason@redhat.com>
7494 * diagnostic.c (internal_error): Say "confused" after 1 error, not
7495 two. Print file and line with "confused" message.
7497 * dwarf2out.c (dwarf2out_line): Include filename in -dA output.
7499 Thu Feb 8 11:21:28 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
7501 * rtlanal.c (remove_node_from_expr_list): Correctly update PREV.
7503 2001-02-08 Bernd Schmidt <bernds@redhat.com>
7505 * final.c (cleanup_subreg_operands): The address of a MEM can
7508 * config/ia64/ia64.c (ia64_variable_issue): Call group_barrier_needed_p
7511 2001-02-08 Joseph S. Myers <jsm28@cam.ac.uk>
7513 * gcc.texi (Incompatibilities): Update documentation of
7514 preprocessing numbers.
7516 2001-02-07 Jakub Jelinek <jakub@redhat.com>
7518 * c-decl.c (finish_enum): Revert part of 2000-01-05 change.
7520 2001-02-07 Mark Mitchell <mark@codesourcery.com>
7522 * config/rs6000/aix43.h (CPLUSCPLUS_CPP_SPEC): Define it.
7524 * defaults.h (CPLUSPLUS_CPP_SPEC): New macro.
7525 * gcc.c (struct compiler): Add cpp_spec field.
7526 (input_file_compiler): New variable.
7527 (do_spec_1): Allow a particular compiler to handle `%C'
7529 (main): Store the current compiler in input_file_compiler.
7530 * tm.texi (CPLUSPLUS_CPP_SPEC): Document.
7532 2001-02-07 Zack Weinberg <zack@wolery.stanford.edu>
7534 * cpphash.h (struct spec_nodes): Add n_true and n_false.
7535 * cppinit.c (cpp_create_reader): Initialize them.
7536 (append_include_chain): cxx_aware arg might be unused.
7537 * cppexp.c (lex): In C++ mode, recognize 'true' and 'false'
7538 keywords and give them their phase 7 meaning. Pedwarn about
7539 this unless '__bool_true_false_are_defined' is defined.
7541 2001-02-07 Alexandre Oliva <aoliva@redhat.com>
7543 * lcm.c (optimize_mode_switching): Emit mode_set before the
7544 JUMP_INSN of an abnormal edge.
7546 2001-02-07 Bernd Schmidt <bernds@redhat.com>
7548 * builtins.c (expand_builtin_setjmp_receiver): Emit an ASM_INPUT as
7549 a scheduling barrier at the end.
7551 * tm.texi (MD_INIT_BUILTINS, MD_EXPAND_BUILTIN): Document.
7553 2001-02-07 Alexandre Oliva <aoliva@redhat.com>
7555 * config/sh/sh.md (reload_outsf): Removed.
7556 (movsf_ie): Introduce constraints for FPUL loads and stores.
7557 (reload_insf): Broaden the output constraint.
7559 * config/elfos.h (INT_ASM_OP): Don't define it if it's already
7561 * config/sh/sh.h (INT_ASM_OP, ASM_OUTPUT_CONSTRUCTOR,
7562 ASM_OUTPUT_DESTRUCTOR): Copy definitions from config/elfos.h.
7564 2001-02-06 Chandrakala Chavva <cchavva@redhat.com>
7566 * final.c: Revert my previous changes.
7567 * output.h: Make profile_label_no extern.
7568 * config/rs6000/rs6000.c (output_profile_hook): Use standard functions
7569 for generating label.
7571 2001-02-06 Laurynas Biveinis <lauras@softhome.net>
7573 * config/i386/djgpp.h: Add comments about standard paths.
7574 (MD_EXEC_PREFIX): Undefine before defining.
7575 (MD_STARTFILE_PREFIX): New.
7577 2001-01-30 Bruce Korb <bkorb@gnu.org>
7579 fixinc/fixincl.c(process): Emit error message only if appropriate :)
7580 (load_file): do not rely on load_file_data() to close file pointer
7581 fixinc/fixlib.c(load_file_data): do not close passed in file pointer
7582 fixinc/inclhack.def(irix_limits_const): add test_text
7584 2001-02-06 Neil Booth <neil@daikokuya.demon.co.uk>
7586 * cppexp.c (parse_defined): Improve diagnostics for invalid
7589 2001-02-06 Neil Booth <neil@daikokuya.demon.co.uk>
7591 * cppmacro.c (cpp_get_token): Avoid pasting after a builtin.
7593 2001-02-06 Mark Mitchell <mark@codesourcery.com>
7595 * config/rs6000/rs6000.h (ASM_OUTPUT_SYMBOL_REF): Define.
7596 * config/rs6000/rs6000-protos.h (rs6000_output_symbol_ref): Declare.
7597 * config/rs6000/rs6000.c (VTABLE_NAME_P): New macro.
7598 (rs6000_output_symbol_ref): New function.
7599 (output_toc): Use VTABLE_NAME_P.
7601 Tue Feb 6 07:54:51 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
7603 * print-tree.c (print_node, case PARM_DECL):
7604 Print DECL_ARG_TYPE and DECL_ARG_TYPE_AS_WRITTEN.
7606 * stor-layout.c (reference_types_internal): New variable.
7607 (internal_reference_types): New function.
7608 (layout_type, case REFERENCE_TYPE): Make Pmode if internal.
7609 * tree.h (internal_reference_types): New declaration.
7611 * cse.c (find_best_addr): Fix typo in computing cost.
7613 Mon Feb 5 21:56:16 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
7615 * combine.c (nonzero_bits, case PLUS): If pointers extend unsigned
7616 and this is the sum of a pointer and a constant, we know the result
7618 (num_sign_bit_copies, case PLUS): Likewise.
7619 * explow.c (convert_memory_address): Remove opposite SUBREG.
7620 * function.c (instantiate_new_reg): New function (from common code).
7621 (instantiate_virtual_regs_1): Call it.
7622 For PLUS, handle if (plus (subreg (virt-reg) (const_int))
7623 if pointers sign- or zero-extend.
7624 * simplify-rtx.c (simplify_unary_operation, case ZERO_EXTEND):
7625 If pointers extend unsigned, use inside of SUBREG.
7626 (simplify_unary_operation, case SIGN_EXTEND): Likewise, if sign extend.
7628 2001-02-05 Benjamin Kosnik <bkoz@redhat.com>
7630 * Makefile.in (-DGPLUSPLUS_TOOL_INCLUDE_DIR): Change to target
7631 subdir of gcc_gxx_include_dir.
7632 (gcc_gxx_target_include_dir): Remove.
7634 2001-02-05 Jeffrey Oldham <oldham@codesourcery.com>
7636 * dwarf2out.c: Revise DWARF2 Abbreviation Glossary comments.
7637 (dwarf2out_frame_debug_expr): Revise introductory comments to add
7638 a high-level description.
7640 2001-02-05 Chandrakala Chavva <cchavva@redhat.com>
7642 * final.c: Move the declaration of profile_label_no to ...
7643 * output.h: ... here.
7644 * function.c (expand_function_start): Call PROFILE_HOOK.
7645 * config/rs6000/aix.h: Define PROFILE_HOOK.
7646 * config/rs6000/rs6000-protos.h: output_profile_hook new.
7647 * config/rs6000/rs6000.c (output_profile_hook): Define.
7648 (output_prolog): Do nothing for ABI_AIX as it is taken care by
7649 output_profile_hook.
7650 tm.texi : Explain new macro PROFILE_HOOK.
7652 2001-02-06 Hans-Peter Nilsson <hp@axis.com>
7654 * extend.texi (Extended Asm): Do not say that semicolon is always
7655 a valid line-breaking character for GNU assemblers. Use
7656 newline-tab as the most commonly supported syntax. Use
7657 newline-tab rather than semicolon in multi-insn examples.
7659 2001-02-05 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
7661 * Makefile.in (gcc_gxx_target_include_dir): Use $(target_alias).
7663 2001-02-05 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
7664 David Edelsohn <edelsohn@gnu.org>
7666 * config/rs6000/rs6000.c (rs6000_return_addr): Use PIC
7667 code for AIX, even without flag_pic.
7669 2001-02-05 Jakub Jelinek <jakub@redhat.com>
7671 * c-typeck.c (common_type): push and pop binding level around
7672 calling common_type on function parameters.
7674 Mon Feb 5 14:30:37 2001 Christopher Faylor <cgf@cygnus.com>
7676 * config/i386/cygwin.h (CPP_SPEC): Add missing space after -idirafter.
7678 Mon Feb 5 11:23:16 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
7680 * config/mips/mips.c (override_options): Fix typo in last change.
7681 (mips_make_temp_file): Call fatal_io_error, not pfatal_with_name.
7682 (mips_asm_file_end): Likewise; also pass more args to fatal_io_error.
7684 2001-02-05 Nathan Sidwell <nathan@codesourcery.com>
7686 * invoke.texi (-fdump-class-layout): Document.
7687 (-fdump-translation-unit): Use `=' as filename separator.
7689 2001-02-05 Mark Mitchell <mark@codesourcery.com>
7691 * Makefile.in (s-mlib): Don't build multilibs if
7693 (DRIVER_DEFINES): Adjust accordingly.
7695 (protoize.o): Likewise.
7696 (unprotoize.o): Likewise.
7697 * configure.in: Recognize --enable-multilib.
7699 2001-02-04 Mark Mitchell <mark@codesourcery.com>
7701 * Makefile.in (DRIVER_DEFINES): Fix quoting.
7703 * Makefile.in (site.exp): Always set HAVE_LIBSTDCXX_V3.
7704 * configure.in: Remove --enable-libstdcxx_v3 support.
7705 * configure: Regenerated.
7707 Sun Feb 4 15:52:44 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
7709 * config/avr/avr.h (ASM_OUTPUT_REG_PUSH, ASM_OUTPUT_REG_POP):
7710 Call abort instead of fatal.
7711 (TRAMPOLINE_TEMPLATE): Call internal_error instead of fatal.
7712 * config/dsp16xx/dsp16xx.h (FUNCTION_PROFILER): Likewise.
7713 (FUNCTION_BLOCK_PROFILER, BLOCK_PROFILER): Likewise.
7714 (TRAMPOLINE_TEMPLATE, INITIALIZE_TRAMPOLINE): Likewise.
7715 (ASM_OUTPUT_REG_PUSH, ASM_OUTPUT_REG_POP): Likewise.
7716 * config/rs6000/rs6000.h (RETURN_ADDRESS_OFFSET): Likewise.
7718 * diagnostic.h (set_internal_error_function): Renamed.
7719 * toplev.h (internal_error): Renamed from fatal.
7720 (pfatal_with_name): Deleted.
7721 (fatal_io_error): Now has printf-style arguments.
7722 * diagnostic.c (pfatal_with_name): Deleted.
7723 (fatal_io_error): Rework to have args in printf-style.
7724 (set_internal_error_function): Renamed from set_fatal_function.
7725 (internal_error): Renamed from fatal.
7726 (error_recursion, fancy_abort): Call internal_error instead of fatal.
7727 * dwarf2out.c (get_cfa_from_loc_descr): Likewise.
7728 * emit-rtl.c (gen_realpart, gen_imagpart): Likewise.
7729 * expr.c (check_max_integer_computation_mode, expand_expr): Likewise.
7730 * flow.c (verify_flow_info): Likewise.
7731 * config/arm/arm.c (thumb_unexpanded_epilogue): Likewise.
7732 * config/mips/mips.c (save_restore_insns): Likewise.
7734 * except.c (duplicate_eh_handlers): Call abort instead of fatal.
7735 * flow.c (verify_flow_info): Likewise.
7736 * config/arm/arm.c (thumb_load_double_from_address): Likewise.
7737 * config/avr/avr.c (pttreg_to_str, unique_section): Likewise.
7738 (avr_normalize_condition): Likewise.
7739 * config/c4x/c4x.c (c4x_emit_libcall, c4x_valid_operands): Likewise.
7740 * config/dsp16xx/dsp16xx.c (dsp16xx_reg_class_from_letter): Likewise.
7741 (limit_reload_class, double_reg_to_memory): Likewise.
7742 (print_operand_address, emit_1600_code_shift): Likewise.
7743 (gen_tst_reg, gen_compare_reg): Likewise.
7744 * config/m68hc11/m68hc11.c (m68hc11_emit_libcall): Likewise.
7745 * config/dsp16xx/dsp16xx.c (dsp16xx_invalid_register_for_compare):
7747 * config/dsp16xx/dsp16xx.md (unnamed cmphi): Call abort instead of it.
7749 * c-parse.in (methoddef): Call fatal_error instead of fatal.
7750 * objc/objc-act.c (build_ivar_chain): Likewise.
7751 * dwarfout.c (dwarfout_init): Call fatal_io_error instead of
7753 * graph.c (clean_graph_dump_file): Likewise.
7754 * profile.c (init_branch_prob): Likewise.
7755 * objc/objc-act.c (objc_init): Likewise.
7757 * config/arm/arm.c (arm_override_options): Make errors non-fatal.
7758 * config/avr/avr.c (avr_override_options): Likewise.
7759 * config/c4x/c4x.c (c4x_expand_prologue): Likewise.
7760 * config/dsp16xx/dsp16xx.c (function_prologue): Likewise.
7761 * config/h8300/h8300.c (h8300_init_once): Likewise.
7762 * config/mips/mips.c (override_options): Likewise.
7763 * config/i386/i386.c (override_options): Likewise, rework.
7764 * config/m68k/m68k.c (override_options): Likewise.
7766 * config/dsp16xx/dsp16xx.c (print_operand): Call output_operand_lossage
7768 * config/mips/mips.c (print_operand): Likewise.
7769 * hash.c (hash_allocate): Don't check for failure returns from
7770 obstack functions that can't fail.
7771 (hash_table_init_n, hash_table_init): Likewise; also now return void.
7772 * hash.h (hash_table_init_n, hash_table_init): Now return void.
7773 * objc/objc_act.c (objc_check_decl): Remove unneeded fatal call.
7774 (get_object_reference): Likewise.
7776 2001-02-04 Nick Clifton <nickc@redhat.com>
7778 * config/arm/arm.c (all_cores): Add 710T, 720T, 740T, 940T, 9e,
7779 StrongARM1110, 10TDMI, and 1020T.
7781 2001-02-04 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7783 * mips.h (MULTILIB_ISA_DEFAULT): Don't use #elif.
7785 2001-02-04 Alexandre Oliva <aoliva@redhat.com>
7787 * config/sh/sh.md (movdf load split): Pass register number to
7788 FP_OR_XD_REGISTER_P.
7790 2001-02-04 Mark Mitchell <mark@codesourcery.com>
7792 * cppinit.c (BC): New macro.
7793 (builtin_array): Add __GXX_WEAK__.
7794 * cpplib.h (builtin_type): Add BT_WEAK.
7795 * cppmacro.c (builtin_macro): Handle BT_WEAK.
7796 * defaults.h (SUPPORTS_ONE_ONLY): Define.
7797 * varasm.c (SUPPORTS_ONE_ONLY): Do not define.
7799 2001-02-03 Jakub Jelinek <jakub@redhat.com>
7801 * cppinit.c (append_include_chain): Honor NO_IMPLICIT_EXTERN_C.
7803 2001-02-03 Neil Booth <neil@daikokuya.demon.co.uk>
7805 * cpphash.h: Rename _ALIGN POOL_ALIGN.
7806 * cpplex.c (new_chunk, _cpp_pool_reserve): Update.
7808 2001-02-03 Neil Booth <neil@daikokuya.demon.co.uk>
7810 * cpphash.h: Rename ALIGN _ALIGN.
7811 * cpplex.c (new_chunk, _cpp_pool_reserve): Update.
7813 Fri Feb 2 23:15:29 2001 Christopher Faylor <cgf@cygnus.com>
7815 * config/i386/cygwin.h (CPP_SPEC): Reorganize YA to better handle cross
7816 compilation environment.
7817 * config/i386/t-cygwin (T_CPPFLAGS): Define CYGWIN_CROSS_DIR to allow
7818 control over location of cygwin includes and libs.
7820 2001-02-03 Michael Hayes <m.hayes@elec.canterbury.ac.nz)
7822 * c4x.h (HARD_REGNO_CALL_PART_CLOBBERED): Fix typo.
7824 2001-02-02 lars brinkhoff <lars@nocrew.org>
7826 * md.texi (Standard Names): remove reference to spur.md.
7828 2001-02-03 Michael Hayes <m.hayes@elec.canterbury.ac.nz)
7830 * c4x.h (IS_INT_CALL_SAVED_REG, IS_FLOAT_CALL_SAVED_REG): Define.
7831 (HARD_REGNO_CALL_PART_CLOBBERED): Use IS_FLOAT_CALL_SAVED_REG.
7832 (INITIAL_FRAME_POINTER_OFFSET, INITIAL_ELIMINATION_OFFSET): Likewise.
7833 * c4x.c (c4x_hard_regno_rename_ok): Use IS_XXX_CALL_SAVED_REG.
7834 (c4x_expand_prologue, c4x_expand_epilogue): Likewise.
7836 2001-02-03 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
7838 * c4x.c (group1_reg_operand, group1_mem_operand, arx_reg_operand,
7839 c4x_arn_reg_operand, c4x_arn_mem_operand): Do not check register
7840 number before reload.
7841 (c4x_adjust_cost): Return zero before reload.
7842 * c4x.md (load_immed_address+1, load_immed_address+2): Do not
7843 split before reload.
7845 2001-02-03 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
7847 * c4x.c (c4x_hard_regno_rename_ok): New.
7848 * c4x-protos.h (c4x_hard_regno_rename_ok): New.
7849 * c4x.h (HARD_REGNO_RENAME_OK): Define.
7851 Fri Feb 2 20:03:50 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
7853 * diagnostic.h: Add missing "extern" in all declarations.
7855 2001-02-02 Alex Samuel <samuel@codesourcery.com>
7857 * Makefile.in (gcc_gxx_target_include_dir): Generate dynamically
7858 as for gcc_gxx_include_dir.
7860 2001-02-02 Neil Booth <neil@daikokuya.demon.co.uk>
7862 * cpp.texi, invoke.texi: Update -Wtraditional documentation.
7864 2001-02-02 Alexandre Oliva <aoliva@redhat.com>
7866 * config/sh/sh.c (output_far_jump): Don't use braf on SH1. Emit
7867 label before alignment to be used as the braf base address.
7868 * config/sh/sh.md (length): Use longer lengths for SH1 PIC far
7870 (casesi_jump_2): Require at least TARGET_SH2.
7872 * config/float-sh.h (LDBL_EPSILON, LDBL_MIN, LDBL_MAX): Prevent
7873 truncation to 32-bit doubles on -m3e and -m4-single-only.
7875 2001-02-02 Mark Mitchell <mark@codesourcery.com>
7877 * gcc.c (init_gcc_specs): New function. Make -shared-libgcc
7878 the default when building a shared object.
7879 (init_spec): Use it.
7880 * testsuite/lib/g++.exp: Include the directory where libgcc
7881 is located to the LD_LIBRARY_PATH list.
7882 * invoke.texi (-shared-libgcc): Document the cases in which
7883 GCC defaults to using the shared libgcc.
7885 2001-02-02 Alexandre Oliva <aoliva@redhat.com>
7887 * config/fp-bit.h (MAX_USI_INT, MAX_SI_INT): Don't assume
7888 unsigned is wide enough.
7890 * config/fp-bit.c (_fpmul_parts): Don't assume 32-bits SI.
7891 (si_to_float): Likewise.
7892 (float_to_si, float_to_usi): Use BITS_PER_SI.
7894 2001-02-01 Jeffrey Oldham <oldham@codesourcery.com>
7896 * dwarf2out.c: Added explanation of abbreviations.
7897 (def_cfa_1): Added comments listing DWARF2 instructions.
7898 (cfa_temp_reg): Removed in favor of cfa_temp.
7899 (cfa_temp_value): Removed in favor of cfa_temp.
7900 (cfa_temp): New global variable.
7901 (dwarf2out_frame_debug_expr): Added extensive introductory
7902 comments explaining the function's transformations. Revised to
7903 use cfa_temp. Added some rtx checking. Generalize IOR case.
7904 (dwarf2out_frame_debug): Revised to use cfa_temp.
7905 (output_aranges): Cast as "unsigned" to avoid warning.
7906 * rtl.texi (RTX_FRAME_RELATED_P): Revise entry to emphasize better
7907 explain which instructions must be marked.
7909 2001-02-01 Richard Henderson <rth@redhat.com>
7911 * local-alloc.c (update_equiv_regs): Copy INSN_CODE to the
7914 2001-02-01 Alexandre Oliva <aoliva@redhat.com>
7916 * config/sh/crt1.asm (main_k): Modified so that start calls
7917 ___setup_argv_and_call_main.
7919 2001-02-01 Neil Booth <neil@daikokuya.demon.co.uk>
7921 * cpphash.h (struct cpp_buffer): Move saved_flags from cpp_reader.
7922 * cpplex.c (_cpp_lex_token): New token picks up the saved flags,
7923 and AVOID_LPASTE is cleared on meeting an unescaped newline.
7924 * cppmacro.c (builtin_macro): Set builtin flags here.
7925 (paste_all_tokens): Preserve AVOID_LPASTE on pasted token.
7926 (replace_args): Clarify intent.
7927 (cpp_get_token): Macro expansion tokens get the saved flags.
7929 * cppmain.c (scan_buffer): Remove now-redundant print.printed
7932 2001-02-01 Jeffrey Oldham <oldham@codesourcery.com>
7934 * config/mips/iris6.h (SUPPORTS_INIT_PRIORITY): Reverse change of
7937 Thu Feb 1 07:22:41 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
7939 * builtins.c (expand_builtin_alloca): allocate_dynamic_stack_space
7940 returns Pmode pseudo, but we need ptr_mode.
7941 * explow.c (allocate_dynamic_stack_space): Use plus_constant.
7942 Remove bogus conversions; use HOST_WIDE_INT for size.
7943 Don't use TARGET if wrong mode.
7945 * config/i386/i386.c (ix86_compute_frame_size): Allow
7946 stack_alignment_needed to be non-default even if size is zero.
7948 2001-01-31 Alan Modra <alan@linuxcare.com.au>
7950 * pa.c (hppa_init_pic_save): New function.
7951 * pa.h (hppa_init_pic_save): Declare.
7952 * pa.md (call, call_value, sibcall, sibcall_value): Use
7953 the above instead of duplicated code.
7955 * pa.c (hppa_encode_label): Correct size of alloca buffer
7956 so we don't overrun it. Correct leading `*' case.
7957 * pa.h (STRIP_NAME_ENCODING): Simplify now that we don't
7958 need to handle `*@'.
7959 (FUNCTION_NAME_P): Likewise.
7961 2001-01-31 Richard Henderson <rth@redhat.com>
7963 * config.gcc (alpha-osf5): Use float-i128.h.
7965 * config/float-i128.h (FLT_EVAL_METHOD, DECIMAL_DIG): Define.
7966 * config/float-i32.h: Likewise.
7967 * config/float-i64.h: Likewise.
7968 * config/float-sh.h: Likewise.
7969 * config/float-sparc.h: Likewise.
7971 2001-01-31 DJ Delorie <dj@redhat.com>
7973 * expmed.c (extract_bit_field): allow non-integral modes if we
7974 want to extract a whole register from itself.
7976 2001-01-31 Jakub Jelinek <jakub@redhat.com>
7978 * c-typeck.c (set_init_index): If first is equal to last, assume as
7979 if it was not a range at all.
7981 2001-01-31 Alexandre Oliva <aoliva@redhat.com>
7983 * config/fp-bit.c: Include tm.h.
7984 (float_to_si): Don't assume SImode is 32-bits wide.
7985 (float_to_usi): Likewise.
7987 2001-01-31 Joseph S. Myers <jsm28@cam.ac.uk>
7989 * c-parse.in (structsp): Pedwarn when "enum foo" refers to an
7991 (typename): Call pending_xref_error after parsing typed_typespecs.
7992 * c-decl.c (lookup_tag): Give error immediately rather than
7993 leaving it pending if the tag of the wrong type is in the same
7995 (xref_tag): Don't pedwarn for forward declarations of enum types
7997 * gcc.texi (Actual Bugs): Remove entry for misuse of struct, union
8000 2001-01-31 Alexandre Oliva <aoliva@redhat.com>
8002 * config/float-sparc.h (LDBL_MAX) [sparc32]: Fix typo.
8004 2001-01-31 Neil Booth <neil@daikokuya.demon.co.uk>
8006 * cpplib.c (T_ELIF): Move to STDC89, not that it matters.
8007 (_cpp_handle_directive): Suggest not using #elif with -Wtraditional.
8009 2001-01-31 Neil Booth <neil@daikokuya.demon.co.uk>
8011 * cpphash.h (struct cpp_reader): New saved_flags.
8012 * cppmacro.c (cpp_get_token): Use saved_flags to remember
8013 to avoid a paste after a pasted token.
8015 2001-01-31 Alexandre Oliva <aoliva@redhat.com>
8017 * libgcc2.h (Wtype_MAX, Wtype_MIN): Define.
8018 * libgcc2.c (__fixunssfSI, __fixunsdfSI, __fixunsxfSI): Use
8019 Wtype_MIN instead of LONG_MIN.
8021 2001-01-30 Jeffrey Oldham <oldham@codesourcery.com>
8023 * fixinc/fixincl.tpl: Add 2001 to copyright. Change name of
8025 * fixinc/fixincl.x: Regenerated.
8026 * fixinc/inclhack.def (irix_limits_const): New definition to
8027 convert "const" to "__const" in limits.h.
8029 2001-01-30 Jeffrey Oldham <oldham@codesourcery.com>
8031 * fixinc/genfixes (AG): Fix "autogen4" thinko.
8033 2001-01-30 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
8035 * regmove.c (try_auto_increment): Change REG_DEAD into REG_UNUSED
8036 when register dies in the insn.
8038 2001-01-30 Neil Booth <neil@daikokuya.demon.co.uk>
8040 * diagnostic.c (fatal): Fix word wrap.
8042 2001-01-30 Alexandre Oliva <aoliva@redhat.com>
8044 * combine.c (try_combine): Fix SUBREG setting for
8045 HOST_BITS_PER_WIDE_INT >= 2 * BITS_PER_WORD.
8047 2001-01-30 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
8049 * jump.c (comparison_dominates_p): Don't try to handle UNKNOWN
8052 2001-01-30 Neil Booth <neil@daikokuya.demon.co.uk>
8054 * c-decl.c (c_expand_body): Check TYPE_SIZE_UNIT (ret_type)
8056 * toplev.c (decode_W_option): Update warn_larger_than
8057 unconditionally for each processed switch.
8059 2001-01-30 John David Anglin <dave@hiauly1.hia.nrc.ca>
8061 * pa.c (pa_init_machine_status): Initialize pic_offset_table_save_rtx
8063 (hppa_expand_prologue): Delete code to save pic offset table register
8064 in the function prologue.
8065 * pa.h (PIC_OFFSET_TABLE_SAVE_RTX): Correct type in comment.
8066 * pa.md (call, call_value, sibcall, sibcall_value): Save the pic offset
8067 table register at the beginning of the function after the prologue.
8069 2001-01-29 lars brinkhoff <lars@nocrew.org>
8071 * tm.texi (PUSH_ROUNDING): Remove duplicate lines.
8073 2001-01-29 John David Anglin <dave@hiauly1.hia.nrc.ca>
8074 Jeff Law <law@redhat.com>
8076 * pa.md (return): Revise comment for trivial return.
8077 (return_internal): Non-trivial return pattern for non-PIC code.
8078 (return_internal_pic): Non-trivial return pattern for PIC code.
8079 It uses the PIC register to ensure it is restored after
8081 (epilogue): Generate appropriate return for PIC and non-PIC code.
8083 Mon Jan 29 23:53:14 2001 Christopher Faylor <cgf@cygnus.com>
8085 * config/i386/cygwin.h: Fix -mno-cygwin search path for link.
8087 2001-01-29 DJ Delorie <dj@redhat.com>
8089 * combine.c (if_then_else_cond): Pass the correct mode to
8090 operand_subword() for constants.
8092 Mon Jan 29 20:38:19 2001 Christopher Faylor <cgf@cygnus.com>
8094 * config/i386/cygwin.h: Add w32api to include search. Search different
8095 directories in a cross-build environment.
8097 2001-11-29 Tim Josling <tej@melbpc.org.au>
8099 * tree.h (TYPE_STUB_DECL): Add documentation.
8101 2001-11-29 Laurynas Biveinis <lauras@softhome.net>
8103 * sdbout.c (sdbout_one_type): Skip types with indeterminate size.
8104 (sdbout_field_types): Likwise. Fix use of host_integerp.
8106 2001-01-29 Thomas Pfaff <tpfaff@gmx.net>
8108 * mingw32.h: Override STARTFILE_SPEC and LINK_SPEC declared in
8111 2001-01-29 Jeffrey Oldham <oldham@codesourcery.com>
8113 * config/mips/iris6.h (SUPPORTS_INIT_PRIORITY): Revise definition
8114 to use flag_gnu_linker.
8116 2001-01-29 Neil Booth <neil@daikokuya.demon.co.uk>
8118 * cpplib.c (T_BAD_DIRECTIVE): Remove.
8119 (_cpp_init_stacks): Loop from 0 to N_DIRECTIVES - 1.
8121 2001-01-29 Joseph S. Myers <jsm28@cam.ac.uk>
8123 * tree.c, tree.h (build_parse_node): Remove; was identical to
8125 * c-lang.c (start_cdtor), objc/objc-act.c
8126 (build_module_descriptor): Use build_nt instead of
8129 2001-01-29 Jakub Jelinek <jakub@redhat.com>
8131 * config/i386/i386.md (addqi_1_lea): Fix mode (QI instead of HI).
8132 (testqi_1, andqi_2): If widening to SImode, make sure CONST_INT does
8133 not have any upper bits set.
8135 2001-01-29 Phil Edwards <pme@sources.redhat.com>
8137 * COPYING.LIB: Update to LGPL 2.1 from the FSF.
8139 2001-01-28 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8141 * stmt.c (estimate_case_costs): Use integer_minus_one_node.
8143 * tree.c (build_common_tree_nodes_2): Set integer_minus_one_node.
8145 * tree.h (tree_index): Add new element TI_INTEGER_MINUS_ONE.
8146 (integer_minus_one_node): Define.
8148 2001-01-28 Alexandre Oliva <aoliva@redhat.com>
8150 * Makefile.in (bootstrap2-lean): Fix typo.
8152 2001-01-28 Neil Booth <neil@daikokuya.demon.co.uk>
8154 * cpphash.c (_cpp_cleanup_hashtable, _cpp_lookup_with_hash)
8155 : Don't set fe_value.
8156 * cpplib.h (AVOID_LPASTE): New flag.
8157 (struct cpp_hashnode): Remove fe_value.
8158 * cpplex.c (cpp_avoid_paste): Don't paste '.' with a number.
8159 * cppmacro.c (builtin_macro): Don't set flags here.
8160 (replace_args): Set AVOID_LPASTE flag on first token of an
8161 argument, and the token following it.
8162 (cpp_get_token): Set AVOID_LPASTE flag on first token of a
8163 macro expansion, and on the token following it. Do it for
8165 * cppmain.c (scan_buffer): Avoid pasting only flagged tokens.
8167 2001-01-27 Richard Henderson <rth@redhat.com>
8169 * config/alpha/t-ieee: Remove multilibbing.
8170 (TARGET_LIBGCC2_CFLAGS): Add -mieee.
8172 2001-01-27 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8174 * configure.in: Arrange to include defaults.h in [ht]config.h/tm.h.
8176 * Makefile.in: Remove all dependencies on defaults.h.
8177 * builtins.c: Don't include defaults.h.
8178 * c-common.c: Likewise.
8179 * c-decl.c: Likewise.
8180 * c-pragma.c: Likewise.
8181 * c-typeck.c: Likewise.
8182 * combine.c: Likewise.
8184 * frame-ia64.c: Likewise.
8185 * cppexp.c: Likewise.
8186 * crtstuff.c: Likewise.
8187 * dbxout.c: Likewise.
8188 * dwarf2out.c: Likewise.
8189 * dwarfout.c: Likewise.
8190 * emit-rtl.c: Likewise.
8191 * except.c: Likewise.
8193 * final.c: Likewise.
8194 * frame-dwarf2.c: Likewise.
8195 * libgcc2.c: Likewise.
8196 * optabs.c: Likewise.
8197 * profile.c: Likewise.
8198 * sdbout.c: Likewise.
8199 * toplev.c: Likewise.
8200 * tradcif.y: Likewise.
8202 * varasm.c: Likewise.
8204 2001-01-27 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8206 * builtins.c (expand_builtin_fputs): Use size_one_node when
8207 transforming into fwrite.
8209 2001-01-27 Joseph S. Myers <jsm28@cam.ac.uk>
8211 * extend.texi (Attribute Syntax): New section.
8213 2001-01-27 Michael Sokolov <msokolov@ivan.Harhan.ORG>
8215 * fixproto: Correctly install synthesised unistd.h and stdlib.h when
8216 they didn't need fixing.
8218 2001-01-27 Janis Johnson <janis@us.ibm.com>
8220 * config.gcc (i[34567]86-sequent-{ptx4*,sysv4*}): Use usegas.h
8222 * config/ptx4.h: Several fixes to build on DYNIX/ptx v4.[456], and
8223 to remove macro definitions that are duplicated from elfos.h.
8225 2001-01-27 Richard Henderson <rth@redhat.com>
8227 * config/i386/sco5gas.h: Move ...
8228 * config/usegas.h: ... here.
8229 * config.gcc (i[34567]86-*-sco3.2v5) [tm_file]: Update.
8231 2001-01-27 Jakub Jelinek <jakub@redhat.com>
8233 * c-typeck.c (struct constructor_stack): Add range_stack member.
8234 (really_start_incremental_init): Clear it.
8235 (push_init_level): Save constructor_range_stack and clear it if
8236 pushing explicit braces.
8237 (pop_init_level): abort if constructor_range_stack is non-zero at
8238 explicit closing brace. Restore saved constructor_range_stack if
8241 2001-01-27 Alexandre Oliva <aoliva@redhat.com>
8243 * expr.c (emit_move_insn): Add REG_EQUAL note when constant loaded
8244 into register was forced into memory.
8246 2001-01-27 Alexandre Oliva <aoliva@redhat.com>
8248 * Makefile.in: Remove uses of + before $(MAKE).
8250 2001-01-26 Richard Henderson <rth@redhat.com>
8252 * stmt.c (cost_table): Remove.
8253 (COST_TABLE, cost_table_initialized): New.
8254 (estimate_case_costs): Use the later instead of the former.
8255 (balance_case_nodes): Likewise.
8257 2001-01-26 Richard Henderson <rth@redhat.com>
8259 * alias.c (objects_must_conflict_p): Read-only slots may not
8260 conflict despite having the same type.
8262 2001-01-27 Michael Hayes <mhayes@redhat.com>
8264 * loop.c (loop_giv_reduce_benefit): Copy mode size into
8266 (check_ext_dependant_givs): Initialise u_start_val and
8268 (load_mems): Make last_max_reg unsigned.
8269 (try_swap_copy_prop): Use INSN_P and initialise set.
8271 Fri Jan 26 23:22:58 2001 Denis Chertykov <denisc@overta.ru>
8273 * README.AVR : Removed.
8275 Fri Jan 26 11:37:26 2001 Jeffrey A Law (law@cygnus.com)
8277 * pa-64.h (text_section): Remove declaration.
8279 * pa.md (return_internal): Remove mode on PIC register use.
8281 2001-01-25 lars brinkhoff <lars@nocrew.org>
8283 * tm.texi (DATA_ALIGNMENT, LOCAL_ALIGNMENT, ASM_OPEN_PAREN,
8284 ASM_CLOSE_PAREN): fix typos.
8286 2001-01-25 Mark Mitchell <mark@codesourcery.com>
8288 * acconfig.h: Define `const' to the empty string if neither
8289 __STDC__ nor __cplusplus is defined.
8290 * config.in: Regenerated.
8292 2001-01-25 David Edelsohn <edelsohn@gnu.org>
8294 * config.gcc (rs6000-ibm-aix[5-9]*): Change to aix51.h.
8295 * collect2.c (main): Delete importf. Add ".obj" file extension.
8296 (GCC_CHECK_HDR): Handle AIX V5 new magic number.
8297 (aix_std_libs): Add additional AIX libraries to skip.
8298 * config/rs6000/aix.h (MY_ISCOFF): Add AIX V5 new magic number.
8299 * config/rs6000/aix51.h: New file.
8301 2001-01-25 Michael Hayes <mhayes@redhat.com>
8303 * loop.c (loop_call_insn_emit_before, loop_call_insn_hoist): New.
8304 (loop_insn_emit_before): No longer static.
8305 (move_movables): Replace emit_insn_after with loop_insn_emit_after.
8306 (loop_givs_rescan, load_mems): Likewise.
8307 (check_dbra_loop): Replace emit_insn_before with loop_insn_emit_before.
8308 (maybe_eliminate_biv_1):
8309 (move_movables): Replace emit_call_insn_before with
8310 loop_call_insn_hoist.
8311 * loop.h (loop_insn_emit_before): Add.
8312 * unroll.c (copy_loop_body): Replace emit_insn_before with
8313 loop_insn_emit_before.
8315 2001-01-25 Neil Booth <neil@daikokuya.demon.co.uk>
8317 * diagnostic.c (fatal): Request preprocessed source.
8319 Thu Jan 25 02:01:16 2001 J"orn Rennecke <amylaar@redhat.com>
8321 * c-decl.c (duplicate_decls): If different_binding_level is nonzero,
8322 olddecl has argument types and newdecl has none, use the argument
8325 2001-01-24 Ulrich Drepper <drepper@redhat.com>
8327 * dwarf2out.c (prefix_of): New function. Determine longest common
8328 prefix of the two arguments. The units are whole path components.
8329 (output_file_names): When adding a new directory find the one entry
8330 with the longest common prefix already in the list. Artificially
8331 generate entry if there is none for this prefix.
8332 Fix test to check whether the zeroth directory entry is used.
8334 Wed Jan 24 23:51:55 2001 J"orn Rennecke <amylaar@redhat.com>
8336 * reload1.c (reload_reg_free_for_value_p): New parameter start_regno.
8337 Changed all callers. Take it into account when deciding if a
8338 previously loaded value matches.
8340 2001-01-24 Richard Henderson <rth@redhat.com>
8342 * reload.c (find_reloads_subreg_address): Fail the substitution
8343 if the resulting address is insufficiently aligned.
8345 2001-01-24 DJ Delorie <dj@redhat.com>
8347 * combine.c (combine_simplify_rtx): If the modes are all VOIDmode,
8348 check the original operand's mode also.
8349 * simplify-rtx.c (simplify_ternary_operation): Ditto.
8351 2001-01-24 Joseph S. Myers <jsm28@cam.ac.uk>
8353 * c-parse.in (cast_expr): Move compound literals from here ...
8354 (primary): ... to here. Use standard terminology "compound
8355 literal" instead of "constructor expression".
8357 2001-01-24 Joseph S. Myers <jsm28@cam.ac.uk>
8359 * gcc.1, cpp.1: Regenerate.
8361 2001-01-24 Alexandre Oliva <aoliva@redhat.com>
8363 * calls.c (emit_library_call_value_1): Memory slot for
8364 pass-by-reference argument should have the mode of the argument,
8365 not of the pointer to it.
8367 2001-01-24 Tom Tromey <tromey@redhat.com>
8369 * gcc.texi (G++ and GCC): Mention gcj manual.
8370 (Standards): Link to section of manual mentioning gcj/Java
8373 2001-01-24 Jakub Jelinek <jakub@redhat.com>
8375 * cppfiles.c (_cpp_read_file): Add to dependencies if requested.
8376 * cppinit.c (cpp_start_read): Remove deps_add_dep call.
8377 * tradcpp.c (main): Add -imacros or -include'd dependencies
8379 * cpp.texi (-M, -MM): Document -M -include behaviour.
8381 2001-01-24 Roger Collins <roger@ProProject.com>
8383 * config/i386/xm-i386.h: Make __i386__ a boolean macro.
8385 2001-01-24 Will Cohen <wcohen@redhat.com>
8387 * config/mips/abi64.h (RETURN_IN_MEMORY): Always take into account
8388 whether registers are 32 bits or 64 bits in size.
8390 2001-01-24 Ben Elliston <bje@redhat.com>
8392 * config/m32r/m32r.h (PREDICATE_CODES): Remove m32r_not_same_reg.
8394 2001-01-24 Richard Henderson <rth@redhat.com>
8396 * config/alpha/alpha.md (builtin_longjmp_internal): New.
8397 (builtin_longjmp): Use it instead of emit_indirect_jump.
8399 2001-01-23 John David Anglin <dave@hiauly1.hia.nrc.ca>
8401 * bb-reorder.c (make_reorder_chain_1): Handle case where
8402 jump edge goes to the same block as the fallthru edge.
8404 2001-01-23 Jim Wilson <wilson@redhat.com>
8406 * dwarf2out.c (dwarf2out_line): Make last_file_num be unsigned.
8407 * frame.h (__ia64_personality_v1): Add prototype.
8408 * libgcc2.c (ia64_throw_helper): Change personality declaration to
8409 prototype form. Add void * cast to first argument to personality
8411 * real.c (e113toe): Surround with INTEL_EXTENDED_IEEE_FORMAT ifdefs.
8412 (asctoe113): Likewise.
8413 * config/ia64/frame-ia64.c: Include eh-common.h.
8414 * config/ia64/ia64-protos.h (sdata_section, sbbs_section): Add
8416 * config/ia64/ia64.c (emit_insn_group_barriers): Add ATTRIBUTE_UNUSED
8418 (itanium_split_issue): Add prototype.
8419 (gen_nop_type): Ifdef out.
8420 (find_best_packet): Initialize best_packet.
8421 (ia64_encode_section_info): New local string. Use for ggc_alloc_string
8423 * config/ia64/ia64.h (ASM_OUTPUT_LONG_DOUBLE): Use 0L not 0.
8424 * config/ia64/ia64.md (bsp_value): Add explicit stop bit at start.
8425 (flushrs): Add explicit stop bit at end.
8426 * config/ia64/lib1funcs.asm (__ia64_restore_stack_nonlocal): Change
8429 2001-01-23 Chris Demetriou <cgd@broadcom.com>
8431 * libgcc-std.ver (GCC_3.0): Add __terminate_func_set to list
8433 * libgcc2.c (__terminate_func): Make variable static.
8434 (__terminate_set_func): New function to set __terminate_func.
8435 * libgcc2.h (__terminate_func_ptr): New typedef.
8436 (__terminate_set_func): New function.
8438 2001-01-23 Richard Henderson <rth@redhat.com>
8440 * flow.c (init_propagate_block_info): Don't consider unchanging
8441 memories for dead frame store elimination.
8443 2001-01-23 Richard Henderson <rth@redhat.com>
8445 * varasm.c (UNIQUE_SECTION): Move default implementation ...
8446 * defaults.h: ... here.
8448 2001-01-24 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
8450 * c4x.h (TARGET_LOAD_DIRECT_MEMS): Define.
8452 2001-01-23 Neil Booth <neil@daikokuya.demon.co.uk>
8454 * c-lex.c (lex_charconst): Fix typo: s/p/str.
8456 2001-01-23 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
8458 * rs6000.h (rs6000_return_addr): Move prototype from here...
8459 * rs6000-protos.h (rs6000_return_addr): ...to here.
8460 (rs6000_init_expanders): Delete prototype.
8462 2001-01-23 Nick Clifton <nickc@redhat.com>
8464 * invoke.texi: Replace , with \, inside @gccoptlist macros.
8465 (Spec Files): Document %B and %j and %. and %v3 and %M and
8466 %{S*&T} spec switches.
8468 2001-01-24 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
8470 * c4x.c (c4x_r11_set_p): Calculate rtx code correctly.
8472 2001-01-23 Chris Demetriou <cgd@sibyte.com>
8473 Neil Booth <neil@daikokuya.demon.co.uk>
8475 * cpperror.c: Merge handlers of PEDWARN and WARNING.
8476 Have -Werror make pedantic warnings errors, like the
8479 2001-01-23 Phil Edwards <pme@sources.redhat.com>
8481 * c-tree.texi (IDENTIFIER_LENGTH): Fix typo.
8483 2001-01-23 Jakub Jelinek <jakub@redhat.com>
8485 * integrate.h (struct inline_remap): Add compare_src, compare_mode.
8486 * integrate.c (expand_inline_function): Initialize them.
8487 (subst_constants): If changing COMPARE so that both its arguments
8488 will be VOIDmode and the comparison mode will be lost, note
8489 compare_mode. Use the recorded compare_mode to optimize
8492 2001-01-23 Jason Merrill <jason@redhat.com>
8494 * dwarf2out.c (new_die): Use xcalloc.
8495 (output_die): Abort rather than emit a local reference to offset 0.
8497 2001-01-17 Andrew Haley <aph@redhat.com>
8499 * libgcc2.c (get_reg_addr): Don't abort if we haven't got a copy
8500 of a saved register; return NULL instead.
8501 (copy_reg): Take a pointer to a source register rather than a
8503 (next_stack_level): Remember the address in the stack frame of all
8505 Use the saved register pointer array as the source of the CFA.
8506 (throw_helper): Rewrite. Unwind once rather than twice and keep
8507 track of saved registers as we go.
8509 2001-01-23 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
8511 * c4x-protos.h (c4x_legitimize_reload_address): Remove.
8512 * c4x.c (c4x_legitimize_reload_address): Remove.
8513 * c4x.h (LEGITIMIZE_RELOAD_ADDRESS): Rewrite to generate correct
8514 reload address for ldp(k) insn.
8516 Mon Jan 22 20:53:47 2001 Jeffrey A Law (law@cygnus.com)
8518 * pa.md (return_internal): Add a USE of the PIC register to ensure
8519 it is restored after each call.
8520 (return expander): Corresponding changes.
8522 2001-01-22 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
8524 * rs6000.h (INIT_EXPANDERS): Delete.
8525 (RETURN_ADDR_RTX): Call rs6000_return_addr().
8526 * rs6000.c (rs6000_override_options): Call *_machine_status from
8528 (rs6000_init_expanders): ...instead of here. Delete.
8529 (rs6000_mark_machine_status): New function.
8530 (rs6000_init_machine_status): Use xcalloc.
8531 (rs6000_return_addr): Generate RTX for the return address.
8532 (rs6000_ra_ever_killed): New, check if LR was ever destroyed.
8533 (rs6000_stack_info): Use it.
8535 2001-01-22 Thomas Pfaff <tpfaff@gmx.net>
8537 * gthr-win32.h: Include errno.h to get a declaration for
8538 EINVAL and _mingw.h if the target is mingw32.
8540 2001-01-22 Andres Felipe Vargas <avargas@teletulua.com.co>
8542 * cpp.texi: Correct typos.
8544 Mon Jan 22 13:59:09 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
8546 * explow.c (probe_stack_range): Ensure value passed to
8547 stack_check_libfunc is ptr_mode, not Pmode.
8549 Mon Jan 22 16:53:06 2001 J"orn Rennecke <amylaar@redhat.com>
8551 * recog.c (validate_replace_rtx_1): In ZERO_EXTEND / SIGN_EXTEND
8552 case, don't use operand_subword to calculate a SUBREG that is
8555 * rtl.texi: Comparisons yield 0 or STORE_FLAG_VALUE.
8557 2001-01-22 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
8559 * c4x.c (c4x_valid_rptb_p, c4x_label_ref_used_p): New functions.
8560 (c4x_rptb_insert): Call c4x_valid_rptb_p to check if repeat block is
8561 valid. If not replace it by equivalent insns.
8563 2001-01-22 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
8565 * c4x.c (c4x_check_legit_addr): Only check CONST. Not if CONST
8566 contains SYMBOL_REF, LABEL_REF and CONST_INT.
8567 (c4x_U_constraint, symbolic_address_operand): Likewise.
8568 (c4x_immed_float_constant): Do not check if CONST_DOUBLE is in
8570 (c4x_r11_set_p, c4x_check_laj_p): New functions.
8571 * c4x-protos.h (c4x_check_laj_p): Add prototype.
8572 * c4x.md (in_annul_slot_3): Do not allow auto-increment in last
8573 anulling slot because of silicon bug.
8574 (laj, lajv): Call c4x_check_laj_p to check for silicon bug.
8576 2001-01-22 Alan Modra <alan@linuxcare.com.au>
8578 * cppexp.c (parse_charconst): Change `mask' type to agree
8581 2001-01-21 Richard Henderson <rth@redhat.com>
8583 * config/i386/i386.c (ix86_asm_file_end): Disable putting
8584 pic_label_name in a linkonce section.
8586 2001-01-17 Philipp Thomas <pthomas@suse.de>
8588 * aclocal.m4 (AM_WITH_NLS): Add -lintl to LIBS if gettext was
8590 * configure: Regenerate.
8592 Sun Jan 21 02:38:56 2001 J"orn Rennecke <amylaar@redhat.com>
8594 * expmed.c (synth_mult, expand_mult_highpart, expand_divmod): Guard
8595 uses of shift_cost, shiftadd_cost and shiftsub_cost with bound checks.
8597 Sun Jan 21 09:44:17 2001 Denis Chertykov <denisc@overta.ru>
8599 * config/avr/avr.c (ret_cond_branch): New argument (reverse) added.
8600 If REVERSE nonzero then condition code in X must be reversed.
8601 (encode_section_info): Optimise if/else.
8602 (avr_function_value): Fix formatting.
8604 * config/avr/avr.md (branch): Call to ret_cond_branch changed.
8605 (difficult_branch): Likewise.
8606 (rvbranch): Likewise.
8607 (difficult_rvbranch): Likewise.
8609 * config/avr/avr-protos.h (ret_cond_branch): Prototype changed.
8611 * config/avr/libgcc.S: Fix comment.
8613 2001-01-20 Michael Sokolov <msokolov@ivan.Harhan.ORG>
8615 * sdbout.c (PUT_SDB_DEF): Fix after last bogus change.
8617 2001-01-20 Michael Sokolov <msokolov@ivan.Harhan.ORG>
8619 * cppinit.c (INO_T_EQ): Don't use #elif, fix formatting.
8621 2001-01-20 Michael Sokolov <msokolov@ivan.Harhan.ORG>
8623 * aclocal.m4 (gcc_AC_FUNC_STRSTR): New macro.
8624 * configure.in (gcc_AC_FUNC_STRSTR): Add invokation.
8625 * configure, config.in: Regenerate.
8626 * Makefile.in (STRSTR, HOST_STRSTR, USE_HOST_STRSTR): New variables.
8627 (LIBDEPS, HOST_LIBDEPS, LIBS, HOST_LIBS): Add strstr handling.
8628 (strstr.o, $(HOST_PREFIX_1)strstr.o): New rules.
8629 (doprint.o): New rule.
8631 2001-01-20 Joseph S. Myers <jsm28@cam.ac.uk>
8633 * c-typeck.c (digest_init): Handle boolean types as scalars.
8635 Sat Jan 20 12:46:57 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
8637 * stmt.c (expand_return): Don't return anything if size is zero.
8638 Delete redundant assignment to BYTES.
8639 * expr.c (move_block_from_reg): Do nothing if NREGS is zero.
8641 2001-01-20 Marek Michalkiewicz <marekm@linux.org.pl>
8643 * config/avr/avr.h (INIT_TARGET_OPTABS): Remove most of it, was
8644 the same as the default library function names.
8645 * config/avr/avr.md: Document special characters after '%'.
8646 (mulqi3, mulhi3, mulsi3): Call libgcc.S functions ourselves,
8647 knowing which of the call-used registers are really clobbered.
8648 (divmodqi4, udivmodqi4, divmodhi4, udivmodhi4, divmodsi4, udivmodsi4):
8649 New. Both quotient and remainder from one libgcc.S call.
8650 * config/avr/libgcc.S: Optimize mul/divmod for the new insns above,
8651 clobber as few registers as possible.
8652 * config/avr/t-avr (LIB1ASMFUNCS): Adjust for the above changes.
8654 2001-01-20 Neil Booth <neil@daikokuya.demon.co.uk>
8656 * cppmacro.c (funlike_invocation_p): Don't move back up to the
8657 context of the top of the stack.
8659 2001-01-20 Jakub Jelinek <jakub@redhat.com>
8661 * function.c (fixup_var_refs): Move CALL_PLACEHOLDER handling...
8662 (fixup_var_refs_insns): ...here.
8664 2001-01-20 Zack Weinberg <zack@wolery.stanford.edu>
8666 * function.c (fixup_var_refs_insns): Break up into
8667 fixup_var_refs_insn [body of loop], fixup_var_refs_insns
8668 [loop over entire insn list], and fixup_var_refs_insns_with_hash
8669 [loop over hash table entries].
8670 (fixup_var_refs): Adjust calls to fixup_var_refs_insns and/or
8671 fixup_var_refs_insns_with_hash, to match above changes.
8673 2001-01-19 John David Anglin <dave@hiauly1.hia.nrc.ca>
8675 * Makefile.in (ORDINARY_FLAGS_TO_PASS): Add MAKEOVERRIDES variable.
8676 (libgcc.a): Likewise.
8677 (stmp-multilib): Likewise.
8678 (STAGE2_FLAGS_TO_PASS): Likewise.
8680 2001-01-19 Alexandre Oliva <aoliva@redhat.com>
8682 * config/sh/sh.c (prepare_move_operands) [PIC]: Use operands[0] as
8683 temporary if no_new_pseudos.
8685 2001-01-19 Neil Booth <neil@daikokuya.demon.co.uk>
8687 * cppinternals.texi: Update.
8689 2001-01-19 Richard Earnshaw <rearnsha@arm.com>
8691 * arm.c (arm_init_builtins): Re-enable builtins.
8693 Fri Jan 19 13:02:56 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
8695 * rtl.texi (SET, CLOBBER): Document PARALLEL as SET_DEST possibility.
8696 * flow.c (mark_set_1, case PARALLEL): Don't require BLKmode, allow
8697 element to be null, and always expect an EXPR_LIST.
8698 * rtlanal.c (reg_overlap_mentioned_p, note_stores): Likewise.
8699 * sched-deps.c (sched_analyze_1): Likewise.
8700 * sched-rgn.c (check_live_1, update_live_1): Likewise.
8702 * regclass.c (max_set_parallel): New variable.
8703 (reg_scan): Take it into account in computation of max_parallel.
8704 (reg_scan_mark_refs, case SET): Compute it.
8706 * alias.c (rtx_equal_for_memref_p, case ADDRESSOF): Don't assume
8708 * expr.c (store_constructor): Don't look at MEM_ALIAS_SET unless MEM.
8709 * function.c (assign_parms): Use INTVAL for a CONST_INT.
8711 2001-01-19 Jason Merrill <jason@redhat.com>
8713 * dwarf2out.c (gen_subprogram_die): Don't reuse the in-class decl
8714 for the abstract instance of an inline function.
8716 Fri Jan 19 14:31:35 2001 Alexandre Oliva <aoliva@redhat.com>
8717 J"orn Rennecke <amylaar@redhat.com>
8719 * reload1.c (move2add_note_store): Treat all registers directly or
8720 indirectly derived from a base register as members of the same set
8722 (reload_cse_move2add): Adjust accordingly. Take mode and offset
8723 of base register into account.
8725 Fri Jan 19 09:18:42 2001 J"orn Rennecke <amylaar@redhat.com>
8727 * alias.c (find_base_value): Recognize TRUNCATE.
8728 (record_set): In PLUS case, invalidate if other summand is also a
8731 Thu Jan 18 06:43:04 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
8733 * flow.c (mark_set_1, case PARALLEL): New case; rework to allow
8734 entry to be EXPR_LIST.
8735 * rtlanal.c (reg_overlap_mentioned_p): Allow PARALLEL in SET to
8736 be an EXPR_LIST (but not null, which other code doesn't allow).
8737 (note_stores): Properly handle PARALLEL in SET.
8738 Recursively call for top-level PARALLEL.
8739 * sched-deps.c (sched_analyze_1): Handle EXPR_LIST in PARALLEL in SET.
8740 * sched-rgn.c (check_live_1, update_live_1): Likewise.
8742 * config.gcc (rs6000-ibm-aix*, rs6000-bull-bosx): Add rs6000/aix.h.
8744 2001-01-18 Neil Booth <neil@daikokuya.demon.co.uk>
8746 * cpplib.c (_cpp_handle_directive): Use buffer->was_skipping,
8747 not pfile->skipping (== 0).
8749 2001-01-17 Nick Clifton <nickc@redhat.com>
8751 * config/rs6000/rs6000.c: Add prototypes for {init|free}_
8754 2001-01-17 Jim Wilson <wilson@redhat.com>
8756 * invoke.texi (IA-64 options): Improve.
8758 2001-01-17 Tom Tromey <tromey@redhat.com>
8760 * invoke.texi (Optimize Options): Use `{}' to around @samp
8763 2001-01-17 Aldy Hernandez <aldyh@redhat.com>
8765 * invoke.texi (-fno-guess-branch-probability): New option.
8767 Wed Jan 17 13:26:34 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
8769 * combine.c (try_combine): Don't set i3_subst_into_i2 for
8770 case of making new double-word constant.
8771 Revert last change: instead just test i3_subst_into_i2.
8773 2001-01-17 Jakub Jelinek <jakub@redhat.com>
8775 * config/i386/i386.md (cmpqi_minus_1): Use {b} for QImode operation.
8776 Use q constraints instead of r.
8778 Tue Jan 16 22:23:04 2001 Alan Modra (alan@linuxcare.com.au)
8780 * config/pa/pa.h (PIC_OFFSET_TABLE_REGNUM_SAVED): Remove.
8781 (machine_function): Define.
8782 (PIC_OFFSET_TABLE_SAVE_RTX) : Define.
8783 * config/pa/pa.c (pa_init_machine_status, pa_mark_machine_status,
8784 pa_free_machine_status): New functions.
8785 (override_options): Set {init,mark,free}_machine_status to above.
8786 (hppa_expand_prologue): Use PIC_OFFSET_TABLE_SAVE_RTX instead of
8787 PIC_OFFSET_TABLE_REGNUM_SAVED.
8788 * config/pa/pa.md: Use PIC_OFFSET_TABLE_SAVE_RTX instead of
8789 PIC_OFFSET_TABLE_REGNUM_SAVED throughout.
8790 * config/pa/pa32-regs.h (CONDITIONAL_REGISTER_USAGE): Remove
8791 references to PIC_OFFSET_TABLE_REGNUM_SAVED.
8792 * config/pa/pa64-regs.h (CONDITIONAL_REGISTER_USAGE): Likewise.
8794 2001-01-15 DJ Delorie <dj@redhat.com>
8796 * Makefile.in (gcov.1): Protect against texi2pod/pod2man failing.
8800 Tue Jan 16 17:20:43 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
8802 * flow.c (propagate_on_insn): Make trying to delete a prologue
8803 or epilogue insn an ICE, not a warning. Allow doing this if
8804 the current function returns with stack pointer depressed.
8806 * combine.c (try_combine): If i3_subst_into_i2, properly check for
8807 I3 having more than one SET.
8809 2001-01-16 Jim Wilson <wilson@redhat.com>
8811 * invoke.texi: Document IA-64 options.
8813 * config/ia64/ia64.c (ia64_print_operand_address): Delete 'B' support.
8814 (fixup_errata): Delete TARGET_A_STEP use.
8815 * config/ia64/ia64.h (MASK_A_STEP, TARGET_A_STEP): Delete.
8816 (TARGET_SWITCHES): Delete -ma-step option.
8817 * config/ia64/ia64.md (all FP patterns): Delete %B0.
8818 (movqicc_astep, movqi_internal_astep, movhicc_astep,
8819 movhi_internal_astep, movsicc_astep, movsi_internal_astep, movdi+1,
8820 movdi_internal_astep, movsfcc_astep, movsf_internal_astep,
8821 movdfcc_astep, movdf_internal_astep, movtfcc_astep,
8822 movtf_internal_astep, cmovdi_internal_astep, cmovsi_internal_astep):
8824 (movqi_internal, movhi_internal, movsi_internal, movdi_internal,
8825 movsf_internal, movdf_internal, movtf_internal, cmovdi_internal,
8826 cmovsi_internal): Delete ! TARGET_A_STEP check.
8828 2001-01-16 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
8830 * gcc.texi (Bug Lists): Do not mention newsgroups nor the
8831 possibility to report bugs via postal mail. Change a URL and
8832 merge in a nearly duplicate statement...
8833 (Bug Reporting): ...from here.
8834 (Service): Refer to the Bug Reporting section instead of
8836 (Contributing): Remove trivial explanations concerning snapshots.
8838 2001-01-16 Alan Modra <alan@linuxcare.com.au>
8840 * cppmain.c (general_init): Don't use ANSI prototype.
8842 2001-01-16 Tom Tromey <tromey@redhat.com>
8844 * gcc.c (cpp_options): Added `*' to specs for -MF, -MQ, and -MT.
8846 2001-01-16 Richard Henderson <rth@redhat.com>
8848 * config/i386/i386.h: Fix comment typo.
8849 * config/i386/i386.md (shift+compare pattern names): s/cmpno/cmp/
8850 (ashr+compare patterns): Match CCGOCmode not CCNOmode.
8852 2001-01-16 Phil Edwards <pme@sources.redhat.com>
8854 * gcc.c: Revert previous -fsyntax-only-related change; move
8857 2001-01-16 Jakub Jelinek <jakub@redhat.com>
8859 * config/i386/i386.c (fcmov_comparison_operator): Only initialize
8860 inmode after checking GET_CODE (op).
8862 2001-01-16 Richard Henderson <rth@redhat.com>
8864 * flow.c (struct propagate_block_info): Add mem_set_list_len.
8865 (MAX_MEM_SET_LIST_LEN): New.
8866 (propagate_one_insn): Update mem_set_list_len.
8867 (invalidate_mems_from_autoinc): Likewise.
8868 (invalidate_mems_from_set): Likewise.
8869 (mark_used_regs): Likewise.
8870 (init_propagate_block_info): Likewise. Stop collecting memories
8871 when we reach MAX_MEM_SET_LIST_LEN.
8872 (mark_set_1): Likewise.
8874 2001-01-16 Richard Henderson <rth@redhat.com>
8876 * unroll.c (precondition_loop_p): Fail if no iteration
8879 2001-01-16 Phil Edwards <pme@sources.redhat.com>
8881 * gcc.c: When -fsyntax-only is given, do not complain about
8884 2001-01-15 Richard Henderson <rth@redhat.com>
8886 * config/i386/i386.c (asm_output_function_prefix): Remove.
8887 (ix86_asm_file_end): New.
8888 (load_pic_register): Generate pic_label_name into a
8889 staticly allocated buffer.
8890 * config/i386/i386-protos.h: Update.
8891 * config/i386/i386.h (ASM_OUTPUT_FUNCTION_PREFIX): Remove.
8892 (ASM_FILE_END): New.
8893 * config/i386/i386afe.h: New file.
8894 * config.gcc (i?86-*-elf) [tm_file]: Use it.
8895 (i?86-*-{freebsd,linux*,moss*}): Likewise.
8896 * config/elfos.h (ASM_FILE_END): Undef before redefinition.
8897 * config/i386/cygwin.h (ASM_FILE_END): Likewise.
8898 * config/i386/osfrose.h (ASM_FILE_END): Invoke ix86_asm_file_end.
8899 * config/i386/sco5.h (ASM_FILE_END): Likewise.
8900 * config/i386/winnt.c (i386_pe_asm_file_end): Likewise.
8902 2001-01-15 Joseph S. Myers <jsm28@cam.ac.uk>
8904 * Makefile.in (install-man): Remove explicit dependency on
8907 * configure.in, configure: Revert previous patch requiring perl
8910 2001-01-12 Aldy Hernandez <aldyh@redhat.com>
8912 * toplev.c (flag_guess_branch_prob): New.
8913 (f_options): Add guess-branch-probability option.
8914 (rest_of_decl_compilation): Only estimate branch probability if
8916 (main): set flag_guess_branch_prob.
8918 * flags.h (flag_guess_branch_prob): New.
8920 2001-01-15 DJ Delorie <dj@redhat.com>
8922 * gcc.texi (Makefile): Add documentation for Makefile targets.
8924 2001-01-15 Philip Blundell <philb@gnu.org>
8926 * config/arm/arm.c (arm_finalize_pic): New arg "prologue".
8928 * config/arm/arm-protos.h (arm_finalize_pic): Update prototype.
8929 (is_pic): Delete declaration.
8930 * config/arm/arm.h (FINALIZE_PIC): Update call to arm_finalize_pic.
8931 (OUTPUT_INT_ADDR_CONST): Remove special handling of PIC address.
8932 * config/arm/arm.md (builtin_setjmp_receiver): New.
8934 2001-01-15 Richard Earnshaw <rearnsha@arm.com>
8936 * arm.c (use_return_insn): Don't try to determine the function type
8937 until after reload has completed.
8938 (arm_output_epilogue): Don't adjust the sp value recovered from the
8940 (emit_multi_reg_push): Don't record dwarf information for the pc.
8941 * arm.md (eh_epilogue): The function type may have changed, so it
8942 needs to be recalculated.
8943 * arm/netbsd.h (DWARF2_UNWIND_INFO): Delete. Can now use dwarf2
8944 unwind tables on arm/netbsd.
8946 2001-01-15 Richard Earnshaw <rearnsha@arm.com>
8948 * arm.md (cbranchsi4): Correct calculation of branch ranges.
8949 (negated_cbranchsi4): Likewise.
8951 2001-01-15 Richard Earnshaw <rearnsha@arm.com>
8953 * config/arm/semi.h (SUBTARGET_EXTRA_SPECS): Define.
8954 (SUBTARGET_EXTRA_ASM_SPEC): Define to empty string.
8955 (ASM_SPEC): Call subtarget_extra_asm_spec. Don't
8956 pass -mapcs-* options to assembler.
8957 * config/arm/elf.h (SUBTARGET_EXTRA_SPECS): Define.
8958 (SUBTARGET_EXTRA_ASM_SPEC): Define to empty string.
8959 (ASM_SPEC): Call subtarget_extra_asm_spec.
8961 2001-01-15 Andreas Jaeger <aj@suse.de>
8963 * config/i386/i386.c (ix86_init_builtins): Make i size_t to remove
8965 (ix86_expand_builtin): Likewise.
8967 * gencodes.c (output_predicate_decls): Make i size_t to avoid
8968 warning about comparison between signed and unsigned.
8970 2001-01-14 Geoffrey Keating <geoffk@redhat.com>
8972 * expr.c (do_jump): Treat VOIDmode CONST_DOUBLEs like CONST_INTs.
8974 2001-01-14 Ralf Baechle <ralf@gnu.org>
8976 * config/mips/linux.h (SUBTARGET_CPP_SPEC): Default ABI is 32; change
8977 SUBTARGET_CPP_SPEC apropriatly.
8979 2001-01-12 Mark Mitchell <mark@codesourcery.com>
8981 * varasm.c (make_decl_rtl): Fix typo in last change.
8983 2001-01-14 Jeffrey Oldham <oldham@codesourcery.com>
8985 * defaults.h (SUPPORTS_INIT_PRIORITY): New macro to indicate the
8986 linker supports the init_priority C++ attribute.
8987 * tm.texi (SUPPORTS_INIT_PRIORITY): Documentation for new macro.
8988 * config/mips/iris6.h (SUPPORTS_INIT_PRIORITY): Indicate Irix
8989 linker does not support init_priority C++ attribute.
8991 Sun Jan 14 22:31:30 2001 J"orn Rennecke <amylaar@redhat.com>
8993 * Makefile.in (libgcc1-test.o): Depends on stmp-int-hdrs.
8995 2001-01-14 Neil Booth <neil@daikokuya.demon.co.uk>
8997 * c-parse.in (finish_parse): Add comment about cpp_destroy.
8998 * cp/lex.c (finish_parse): Similarly.
8999 * cppinit.c (cpp_cleanup): Rename cpp_destroy for clarity.
9000 Return the number of errors encountered.
9001 * cpplib.h (cpp_cleanup): Rename cpp_destroy, return int.
9002 * cppmain.c (main): Don't call cpp_destroy.
9004 2001-01-14 Joseph S. Myers <jsm28@cam.ac.uk>
9006 * configure.in: Require at least perl 5.6.0 to regenerate
9008 * configure: Regenerate.
9010 2001-01-14 Richard Henderson <rth@redhat.com>
9012 * genrecog.c (DT_veclen_ge): New.
9013 (add_to_sequence) [MATCH_PARALLEL]: Generate one.
9014 (maybe_both_true_2): Simplify DT_veclen vs DT_veclen_ge.
9015 (nodes_identical_1): Handle DT_veclen_ge.
9016 (write_cond, debug_decision_2): Likewise.
9018 2001-01-14 Richard Earnshaw <rearnsha@arm.com>
9020 * arm.md (ldmsi_postinc, ldmsi, stmsi_postinc, smsi): Delete. Replace
9022 (ldmsi_postinc[432], ldmsi[432], stmsi_postinc[432], stmsi[432]): New.
9024 2001-01-14 Neil Booth <neil@daikokuya.demon.co.uk>
9026 * cppmain.c (do_preprocessing): New function; most of the old
9028 (main): Call it to do most of the work.
9029 (cb): Move from global scope to set_callbacks ().
9030 (setup_callbacks): Get the callback pointer.
9031 (general_init, printer_init): Clean up code and comments.
9033 2001-01-14 Richard Earnshaw <rearnsha@arm.com>
9035 * config/arm/semi.h (ASM_SPEC): Pass -k to the assembler when
9038 2001-01-14 Kazu Hirata <kazu@hxi.com>
9040 * config/h8300/h8300.c (get_shift_alg): Update comments.
9042 Sun Jan 14 06:20:49 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
9044 * ggc-page.c (alloc_annon): Call perror and correctly call exit.
9045 (alloc_page, ggc_alloc): Add casts to remove warnings.
9047 2001-01-14 Geoffrey Keating <geoffk@redhat.com>
9049 * combine.c (simplify_comparison): Don't change `code' when
9050 can't reverse comparison.
9052 2001-01-14 Richard Henderson <rth@redhat.com>
9054 * rtlanal.c (computed_jump_p_1): Rename from jmp_uses_reg_or_mem;
9055 update all call sites. Return true for all non-label constants.
9057 Sun Jan 14 10:09:48 MET 2001 Jan hubicka <jh@suse.cz>
9059 * i386.c (ix86_expand_compare): Add bypass_test and second_test
9061 (ix86_expand_branch): Update.
9062 (ix86_expand_setcc): Update to handle multiple test conditions.
9063 (expand_int_movcc): Likewise.
9064 (expand_fp_movcc): Likewise.
9065 * i386-protos.h (ix86_expand_compare): New.
9066 * i386.md (andqi_?_slp, orqi_?_slp): New.
9067 (conditional trap expander): Update call to ix86_expand_compare.
9069 2001-01-14 Richard Henderson <rth@redhat.com>
9071 * config/vax/vax.md: Use nonimmediate_operand instead of
9072 general_operand in destinations.
9074 * config/vax/vax.md (indirect_jump): Use register_operand.
9076 * config/vax/vax.h (RETURN_POPS_ARGS): Max at 255 arguments.
9077 * config/vax/vax.md (call_pop): Turn into an expander.
9078 (call_value_pop): Likewise.
9079 (call, call_value): New.
9081 2001-01-14 Andreas Jaeger <aj@suse.de>
9083 * config/i386/i386.c (ix86_split_fp_branch): Remove unused
9085 (ix86_fp_compare_mode): Add unused attribute.
9086 (ix86_expand_fp_movcc): Remove unused variable.
9087 (ix86_expand_builtin): Make fcode unsigned.
9089 * expr.c (MOVE_BY_PIECES_P): Cast MOVE_RATIO to unsigned.
9090 (expand_expr): Add cast to avoid signed warning.
9091 (store_field): Likewise.
9092 (store_constructor_field): Likewise.
9093 (store_constructor): Likewise.
9094 (store_expr): Likewise.
9095 (clear_storage): Likewise.
9096 (emit_group_store): Likewise.
9097 (emit_group_load): Likewise.
9099 2001-01-13 Joseph S. Myers <jsm28@cam.ac.uk>
9101 * c-common.c: Move format checking code to ...
9102 * c-format.c: ... here. New file. Reorder some functions and
9104 (decl_handle_format_attribute, decl_handle_format_arg_attribute):
9106 * c-common.h (decl_handle_format_attribute,
9107 decl_handle_format_arg_attribute): Declare.
9108 * Makefile.in (C_AND_OBJC_OBJS): Add c-format.o.
9109 (c-common.o): Adjust dependencies.
9110 (c-format.o): New list of dependencies.
9112 2001-01-13 Jakub Jelinek <jakub@redhat.com>
9114 * unroll.c (loop_iterations): If we cannot prove iteration variable
9115 is set once in each iteration, punt.
9117 Sun Jan 14 00:23:15 2001 Denis Chertykov <denisc@overta.ru>
9119 * config/avr/avr.md ("strlenhi"): Remove clobber of input address.
9120 (*strlenhi): Remove clobber (which was buggy) of output address.
9122 2001-01-13 Joseph S. Myers <jsm28@cam.ac.uk>
9124 * Makefile.in (generated-manpages): Add gcc.1
9125 ($(srcdir)/gcc.1): New target.
9126 (maintainer-clean): Delete $(srcdir)/gcc.1.
9127 * gcc.texi: Add macros @gccoptlist and @gol.
9128 * invoke.texi: Include option summary in manpage. Mark up option
9129 summary with @gccoptlist and @gol. Use @r in one place where
9131 * texinfo.tex: Update to version 2000-12-11.07 from ftp.gnu.org.
9132 * gcc.1: Generate from invoke.texi.
9134 2001-01-13 Richard Henderson <rth@redhat.com>
9136 * ggc-page.c (USING_MALLOC_PAGE_GROUPS): New; set if not using mmap.
9137 (struct page_entry): Add group member.
9138 (struct page_group): New.
9139 (struct globals): Add page_groups member.
9140 (alloc_anon): Only define for using mmap; remove valloc call.
9141 (page_group_index): New.
9142 (set_page_group_in_use): New.
9143 (clear_page_group_in_use): New.
9144 (alloc_page): Implement USING_MALLOC_PAGE_GROUPS.
9145 (free_page, release_pages): Likewise.
9146 * configure.in (with-gc): Default to ggc-page always.
9148 2001-01-13 Alexandre Oliva <aoliva@redhat.com>
9150 * reload1.c (replace_pseudos_in_call_usage): Use
9151 reg_equiv_constant and reg_equiv_address, and don't try
9152 regno_reg_rtx first.
9154 2001-01-13 Richard Henderson <rth@redhat.com>
9156 * ggc-page.c (alloc_page): Round up allocation size to one page.
9157 Set e->order on extra pages.
9159 2001-01-13 Richard Henderson <rth@redhat.com>
9161 * genrecog.c (nodes_identical): Expand commentary.
9162 (write_switch): Watch out for identical nodes.
9164 2001-01-13 Neil Booth <neil@daikokuya.demon.co.uk>
9166 * cppfiles.c (_cpp_fake_include): New function.
9167 * cpphash.h (_cpp_fake_include): New.
9168 * cpplib.c (do_line): Call _cpp_fake_include when entering
9169 header files in preprocessed input.
9170 * cppmain.c (cb_pragma_implementation): Remove handling.
9171 (setup_callbacks): Don't register pragmas.
9173 2001-01-13 Neil Booth <neil@daikokuya.demon.co.uk>
9175 * extend.texi: Udate for CPP.
9177 2001-01-13 Andreas Jaeger <aj@suse.de>
9179 * reload1.c: Add prototype for replace_pseudos_in_call_usage.
9181 * regmove.c: Add prototype for replace_in_call_usage.
9183 2001-01-13 Neil Booth <neil@daikokuya.demon.co.uk>
9185 * cpplib.h (cpp_pool, mi_state, mi_ind, struct cpp_macro,
9186 struct cpp_chunk, struct htab, struct toklist,
9187 struct cpp_context, CPP_STACK_MAX, struct lexer_state,
9188 struct spec_nodes, struct cpp_reader, CPP_OPTION, CPP_BUFFER,
9189 CPP_BUF_LINE, CPP_BUF_COL, CPP_BUF_COLUMN, U, ustrcmp, ustrncmp,
9190 ustrlen, uxstrdup, ustrchr, ufputs): Move to cpphash.h.
9191 (struct macro_args): Delete.
9192 * cpphash.h: See above.
9194 2001-01-13 Neil Booth <neil@daikokuya.demon.co.uk>
9196 * cppmain.c (struct printer): Remove no_line_dirs.
9198 (main, setup_callbacks, scan_buffer, printer_init, cb_define)
9199 : Use options rather than CPP_OPTION.
9200 (setup_callbacks): Use cb rather than pfile->cb.
9201 (main): No need to check for a buffer. Use cpp_errors.
9202 (printer_init): Don't set no_line_dirs.
9203 (maybe_print_line): Use options not no_line_dirs.
9204 (cb_file_change): Don't call print_line if -P.
9206 2001-01-13 Neil Booth <neil@daikokuya.demon.co.uk>
9208 * c-lex.c (init_c_lex): Use cpp_get_callbacks to set
9210 * c-parse.in (finish_parse): Use cpp_errors.
9211 (__yylex): Use return value of cpp_pop_buffer.
9212 * cp/lex.c (finish_parse): Use cpp_errors.
9213 * cp/spew.c (read_token): Use return value of cpp_pop_buffer.
9215 Sat Jan 13 16:57:40 2001 Denis Chertykov <denisc@overta.ru>
9217 * README.AVR: URLs corrected.
9219 Sat Jan 13 07:30:02 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
9221 * c-decl.c (start_function): Don't warn if old prototype is builtin
9222 that's not in C's namespace.
9223 * libgcc2.c (_varargs): Update definition of __builtin_saveregs.
9224 (_bb): Add prototype for ctime.
9225 * config/alpha/osf.h (TRANSFER_FROM_TRAMPOLINE): Add missing protos.
9227 Sat Jan 13 09:53:32 MET 2001 Jan Hubicka <jh@suse.cz>
9229 * i386.c (ix86_fp_comparison_arithmetics_cost,
9230 ix86_fp_comparison_fcomi_cost, ix86_fp_comparison_sahf_cost,
9231 ix86_fp_comparison_cost): New functions.
9232 (ix86_expand_fp_compare): Use the costs to choose best bethod; add
9233 two new parameters SECOND_TEST and BYPASS_TEST; allow generating
9234 two-branch sequences; make static.
9235 (ix86_use_fcomi_compare): Do decision according to the costs.
9236 (split_fp_branch): New.
9237 * i386.md (compare-and-branch patterns): Use split_fp_branch.
9238 * i386-protos.h (ix86_expand_fp_compare): Remove
9239 (ix86_split_fp_branch): Declare.
9241 * i386.h (PREDICATE_CODES): Update codes from fcmov_comparison_operand
9242 and ix86_comparison_operator.
9244 * i386.c (ix86_prepare_fp_compare_args): Try to rearange the comparison
9247 * i386.c (put_condition_code): Output properly the unordered/ordered
9248 compares in fp case.
9249 (ix86_expand_fp_movcc): Use ix86_expand_compare infrastructure.
9251 * tm.texi (REVERSE_CONDITION): Document.
9252 * i386.c (ix86_fp_compare_mode): Simplify; return always CCFPmode
9253 in -ffast-math mode.
9254 * i386.h (REVERSE_CONDITION, REVERSIBLE_CC_MODE): New macro.
9256 2001-01-13 Alexandre Oliva <aoliva@redhat.com>
9258 * config/sh/sh.c (sh_expand_epilogue): Use PR explicitly.
9260 * config/sh/sh.c (sh_expand_prologue): Let the second toggle_sz be
9263 * config/sh/sh.c (mova_p): Fix test for mova_const.
9265 2001-01-13 Neil Booth <neil@daikokuya.demon.co.uk>
9267 * fix-header.c (read_scan_file): Use cpp_get_callbacks and
9268 cpp_get_options rather than dereferencing pfile and using
9270 * scan-decls.c (scan_decls): Use return value of
9271 cpp_pop_buffer rather than CPP_BUFFER.
9273 2001-01-13 Neil Booth <neil@daikokuya.demon.co.uk>
9275 * cppinit.c (cpp_handle_option): help_only is now part of the
9276 cpp_options structure.
9277 * cpplib.c (cpp_errors, cpp_get_options, cpp_get_callbacks,
9278 cpp_set_callbacks): New functions.
9279 * cpplib.h (cpp_callbacks): Break out as a named structure.
9280 (cpp_options): Move help_only here from cpp_reader.
9281 (CPP_FATAL_ERRORS): Update to use cpp_errors.
9282 (cpp_errors, cpp_get_options, cpp_get_callbacks,
9283 cpp_set_callbacks): New prototypes.
9284 * cppmain.c (main): Update for help_only.
9286 2001-01-13 Joseph S. Myers <jsm28@cam.ac.uk>
9288 * Makefile.in (info, maintainer-clean, install-info, uninstall):
9289 Also build and remove and install and uninstall c-tree.info and
9291 ($(srcdir)/gcc.info): Add dependency on contrib.texi.
9292 ($(srcdir)/cppinternals.info): New target.
9293 * c-tree.texi: Change file name used when makeinfo used without -o
9294 from ir.info to c-tree.info. Add info directory entry.
9295 * cppinternals.texi: Add info directory entry.
9296 * .cvsignore: Update.
9298 2001-01-12 Jakub Jelinek <jakub@redhat.com>
9300 * c-typeck.c (store_init_value): Don't require constant initializer
9301 elements with -pedantic -std=c99.
9302 (digest_init): Change error about non-constant initializer elements
9304 (constructor_range_end): Remove.
9305 (constructor_incremental, designator_depth,
9306 designator_errorneous): New variables.
9307 (struct constructor_stack): Remove range_end, add incremental.
9308 (struct constructor_range_stack, constructor_range_stack): New.
9309 (struct initializer_stack): Add constructor_range_stack.
9310 (finish_init): Set it.
9311 (start_init): Likewise. require_constant_elements for non-static
9312 trees only if not flag_isoc99.
9313 (really_start_incremental_init): Remove constructor_range_end, add
9314 constructor_incremental.
9315 (pop_init_level): Likewise.
9316 (push_init_level): Likewise. If implicit and the subobject had some
9317 value set already, preinitialize the level with it.
9318 Warn about missing braces only if not pushing due to designators.
9319 (set_designator, push_range_stack): New functions.
9320 (set_init_label): Use them.
9321 (set_init_index): Likewise. Remove constructor_range_end.
9322 Error if designator index is outside of array bounds.
9323 (add_pending_init): Compare values of purpose index trees, not the
9324 trees themselves. Allow overwriting of already initialized element.
9325 Issue a warning if it had side-effects.
9326 (set_nonincremental_init, set_nonincremental_init_from_string): New
9328 (pending_init_member): Rename to...
9329 (find_init_member): ...this function. Call set_nonincremental_init
9330 if necessary. Compare values of purpose index trees, not the trees
9331 themselves. Return the actual value, not just non-zero if something
9333 (output_init_element): Remove checks for duplicates.
9334 If field has zero size, only check the initializer for correctness.
9335 Call set_nonincremental_init if necessary. Push RECORD/ARRAY into AVL
9336 if constructor_incremental is zero. Change error about initializers
9337 not computable at load time into pedwarn.
9338 (output_pending_init_elements): Compare bit positions, not
9339 FIELD_DECLs to take into account zero-sized fields.
9340 (process_init_element): Use constructor_range_stack to fill all
9341 ranges in the designator lists from current level up.
9342 * extend.texi: Update documentation for labeled elements.
9344 2001-01-12 Alexandre Oliva <aoliva@redhat.com>
9346 * calls.c (emit_library_call_value_1): Add USEs and CLOBBERs
9347 to function usage for arguments passed by reference. Optimize
9348 callee-copied arguments.
9349 * regmove.c (replace_in_call_usage): New function.
9350 (fixup_match_1): Call it.
9351 * cse.c (cse_insn): Canonicalize registers in function usage.
9352 * reload1.c (replace_pseudos_in_call_usage): New function.
9355 * Makefile.in: Reverted yesterday's wrong patch. Installed the
9358 2001-01-12 Jakub Jelinek <jakub@redhat.com>
9360 * config/alpha/alpha.c (alpha_expand_block_move): GET_MODE of tmp,
9363 2001-01-12 DJ Delorie <dj@redhat.com>
9365 * Makefile.in (bootstrap): rename stages to be mnemonic. Add
9366 restageN, unstageN, bubblestrap, quickstrap, and cleanstrap
9369 2001-01-12 Joseph S. Myers <jsm28@cam.ac.uk>
9371 * cpp.texi, extend.texi, gcc.texi, install.texi, invoke.texi,
9372 tm.texi: Consistently refer to ISO C instead of ANSI C. Refer to
9373 -std options alongside references to -ansi. Update some
9374 documentation for C99.
9375 * cpp.1: Regenerate.
9377 2001-01-12 Andreas Jaeger <aj@suse.de>
9379 * haifa-sched.c (restore_line_notes): Remove argument block B
9381 * sched-ebb.c (schedule_ebb): Change caller.
9382 * sched-rgn.c (schedule_region): Likewise.
9383 * sched-int.h (restore_line_notes): Adjust prototype.
9385 * loop.h: Remove wrong declaration of doloop_condition_get.
9387 2001-01-12 Phil Edwards <pme@sources.redhat.com>
9389 * extend.texi: Move C++-extension-related node from the C section
9390 into the C++ section.
9392 2001-01-12 Joseph S. Myers <jsm28@cam.ac.uk>
9394 * extend.texi: Refer to an array of pointers to functions instead
9395 of one of functions.
9397 Fri Jan 12 12:08:12 MET 2001 Andreas Jaeger <aj@suse.de>
9398 Jan Hubicka <jh@suse.cz>
9400 * combine.c (reversed_comparison): Fix typo in last patch.
9402 (combine_reversed_comparison_code): Make static to follow
9403 prototype declaration.
9405 2001-01-12 Phil Edwards <pme@sources.redhat.com>
9407 * install.texi: Remove misplaced duplicate entry.
9409 2001-01-11 Ulrich Drepper <drepper@redhat.com>
9411 * config/float-i386.h: Define FLT_EVAL_METHOD and DECIMAL_DIG for C99.
9413 Thu Jan 11 17:06:30 EST 2001 John Wehle (john@feith.com)
9415 * final.c: (leaf_function_p): Fix typo.
9417 2001-01-11 Zack Weinberg <zack@wolery.stanford.edu>
9419 * aclocal.m4 (AC_FUNC_MMAP_ANYWHERE): Completely rewritten.
9420 Now defines HAVE_MMAP_DEV_ZERO and/or HAVE_MMAP_ANON depending
9422 (AC_FUNC_MMAP_FILE): Don't AC_REQUIRE AC_FUNC_MMAP_ANYWHERE.
9423 * configure.in: Set GGC to ggc-page if any of mmap_dev_zero,
9424 mmap_anon, and valloc is available.
9425 * ggc-page.c: Restructure ifdef logic to match new autoconf
9426 spec. Don't throw away the test page in init_ggc.
9428 * configure, config.in: Regenerate.
9430 2001-01-12 Michael Hayes <mhayes@redhat.com>
9432 * loop.h (total_biv_increment): Constify iv_class pointer.
9433 (struct induction): Replace `mem_mode' with `mem' rtx.
9434 * unroll.c (total_biv_increment): Constify iv_class pointer.
9435 * loop.c (loop_giv_reduce_benefit): Derive mem mode from mem rtx.
9436 (find_mem_givs, combine_givs_p): Likewise.
9437 (debug_ivs, debug_iv_class, loop_ivs_dump, loop_iv_class_dump): New.
9439 2001-01-10 Thomas Pfaff <tpfaff@gmx.net>
9441 * gthr-win32.h (__gthread_objc_thread_get_data): Save and restore Win32
9443 (__gthread_getspecific): Ditto.
9445 Fri Jan 12 00:04:00 MET 2001 Jan Hubicka <jh@suse.cz>
9447 * i386.c (ix86_comparison_operator, fcmov_comparison_operator,
9448 put_condition_code): Convert fp comparison codes to integer
9450 (ix86_expand_fp_compare): Postnote the fp comparison code converison
9453 * i386.c (unsigned_comparison, no_comparison_operator): Kill.
9454 * i386-protos.h (no_comparison_operator): Kill.
9456 * i386.c (ix86_expand_fp_compare): Fix ordered/unordered confussion.
9458 * combine.c (REVERSIBLE_CC_MODE): Remove.
9459 (reversible_comparison_p): Remove.
9460 (combine_reversed_comparison_code): New.
9461 (reversed_comparison): New.
9462 (combine_simplify_rtx): Use
9463 combine_reversed_comparison_code/reversed_comparison instead
9464 of reversible_comparison_p.
9465 (simplify_if_then_else): Likewise.
9466 (simplify_set): Likewise.
9467 (simplify_logical): Likewise.
9468 (if_then_else_cond): Likewise.
9469 (known_cond): Likewise.
9470 (simplify_comparison): Likewise.
9472 2001-01-11 Alan Lehotsky <lehotsky@tiac.net>
9474 * builtins.c (std_expand_builtin_va_start): Handle varargs when
9475 sizeof (int) is larger than sizeof(__word__).
9477 2001-01-11 Neil Booth <neil@daikokuya.demon.co.uk>
9479 * cppinit.c (do_includes): Fix typo.
9481 2001-01-11 Stephane Carrez <Stephane.Carrez@worldnet.fr>
9483 * config/m68hc11/m68hc11.md (cmphi_1): Make sure reloading
9484 in S_REGS does not occur because not all sources are possible
9485 when a S_REGS is a destination (sometimes needs a clobber).
9486 (movqi_const0, zero_extendhisi2, zero_extendqisi2): Likewise.
9487 (zero_extendhidi2, extendqisi2, extendqihi2, extendhisi2): Likewise.
9488 (anddi3, iordi3, xordi3, negqi2, one_cmplhi2, one_cmplqi2: Likewise.
9489 (ashldi3_const32, ashldi3_const1, ashlsi3_const16): Likewise.
9490 (ashlsi3_const1, ashlhi3_2, ashlqi3_const1, ashrhi3): Likewise.
9491 (ashrqi3_const1, lshrdi3_const32, lshrdi3_const63): Likewise.
9492 (lshrdi_const1, lshrsi3_const16): Likewise.
9493 (*addhi3, lshrsi3_const1, lshrqi3_const1): Likewise.
9494 (*movhi_68hc12, *movqi_68hc12): Likewise.
9495 (movstrictqi): Make sure reloading in D_REGS as a destination
9498 2001-01-11 Neil Booth <neil@daikokuya.demon.co.uk>
9500 * cppspec.c (DEFAULT_WORD_SWITCH_TAKES_ARG): Add -MQ.
9502 2001-01-11 Neil Booth <neil@daikokuya.demon.co.uk>
9504 * cppinit.c (cpp_start_read): If -fpreprocessed, ignore
9505 -D, -U and -A, and don't initialize the builtins.
9506 (do_includes): Error if -include or -imacros with -fpreprocessed.
9507 * cppmain.c (cb_define, cb_undef): Unconditionally process
9509 * tradcpp.c (main): Fix typo.
9511 2000-01-11 Mark Elbrecht <snowball3@bigfoot.com>
9513 * cppfiles.c (cpp_included, find_include_file, _cpp_execute_include)
9514 (read_name_map): Use IS_ABSOLUTE_PATH.
9515 * tradcpp.c (get_filename): Likewise.
9517 2001-01-11 Stephane Carrez <Stephane.Carrez@worldnet.fr>
9519 * config/m68hc11/m68hc11.md (*adcq, *subcq): Fix operand numbers.
9520 (*ashlsi3_const16_zexthi, *ashlsi3_const1): Likewise.
9521 (*lshrsi3_const, *lshrsi3_const1, *lshrsi3_const16): Likewise.
9522 (*ashrsi3, *ashrsi3_const, *ashlsi3, *ashlsi3_const): Likewise.
9523 (*ashlsi3_const1, *lshrsi3, *ashlsi3_const16): Likewise.
9524 (cmphi_z_used): Don't use '@' for the output.
9525 (tstqi_z_used): Likewise.
9526 (cmpqi_z_used): Likewise.
9527 (one_cmplsi2): Likewise.
9529 2001-01-11 Alexandre Oliva <aoliva@redhat.com>
9531 * config/sh/sh.c (barrier_align): Recognize branch around far
9532 branch and redundant insn.
9534 2001-01-11 Neil Booth <neil@daikokuya.demon.co.uk>
9536 * invoke.texi: Restore documentation of the drivers' switches -MD
9539 2001-01-11 Alexandre Oliva <aoliva@redhat.com>
9541 * config/sh/sh.h (LABEL_ALIGN): Use UNSPECV_ALIGN instead of 1.
9543 * Makefile.in (check-gcc//%, check-g++//%, check-g77//%,
9544 check-objc//%): Support parallel testing of multilibs.
9545 (TESTSUITEDIR): Set to testsuite by default, but override for
9547 (check-gcc, check-g++, check-g77, check-objc): Enter
9550 2001-01-11 Bernd Schmidt <bernds@redhat.com>
9552 * alias.c (throughout): Use REGNO, rather than ORIGINAL_REGNO.
9553 * sched-deps.c (deps_may_trap_p): Likewise.
9554 * basic-block.h: Remove a comment.
9555 * flow.c (PROP_POSTRELOAD): Remove.
9556 (update_life_info): Don't add it to prop_flags.
9557 (mark_set_1): Lose the code that was enabled by it.
9559 2001-01-11 Michael Hayes <mhayes@redhat.com>
9561 * flow.c (flow_call_edges_add): New.
9562 * basic_block.h (flow_call_edges_add): New.
9564 2001-01-11 J"orn Rennecke <amylaar@redhat.com>
9566 * reload1.c (move2add_note_store): Update reg_set_luid even if
9567 base reg remains the same.
9569 2001-01-10 Nick Clifton <nickc@redhat.com>
9571 * config/d30v/d30v.c (d30v_init_machine_status): Initialise
9572 machine_function structure to zero.
9573 Add prototypes for machine_status functions.
9575 2001-01-10 Mark Mitchell <mark@codesourcery.com>
9577 * c-common.h (CTI_VOID_LIST): Remove.
9578 (void_list_node): Likewise.
9579 * tree.h (TI_VOID_LIST_NODE): New enumeral.
9580 (void_list_node): New macro.
9581 * config/arm/arm.c (arm_init_builtins): Use void_list_node.
9582 * config/i386/i386.c (ix86_init_builtins): Likewise.
9583 * config/ia64a/ia64.c (ia64_init_builtins): Likewise.
9585 2001-01-10 Neil Booth <neil@daikokuya.demon.co.uk>
9587 * Makefile.in (tradcpp0): Depend on mkdeps.h. Link mkdeps.o
9588 * cppinit.c (cpp_start_read): Update comment, remove unneeded
9590 * tradcpp.c: Include mkdeps.h.
9591 (deps, print_deps_phony_targets, deps_append, output_deps,
9592 init_dependency_output, output_deps): New.
9593 (deps_buffer, deps_allocated_size, deps_size, deps_column,
9594 deps_output): Delete.
9595 (print_deps_missing_files): Rename deps_missing_files.
9596 (inhibit_output): Make global.
9597 (main): Delete inhibit_output, deps_stream, deps_target.
9598 Use mkdeps functionality in the same way as cpplib. Remove
9599 -g3 handling. Handle -MF, -MP, -MQ, -MT. Update handling of
9600 -M and -MM. Remove old handling of deps via deps_out, and
9601 old reading of environment variables.
9602 (get_filename): Update to use deps_add_dep.
9604 2001-01-10 Mark Mitchell <mark@codesourcery.com>
9606 * output.h (make_function_rtl): Remove prototype.
9607 (make_decl_rtl): Likewise.
9608 * varasm.c (make_function_rtl): Remove.
9609 (make_decl_rtl): Determine top-levelness from DECL_CONTEXT, rather
9610 than from a third parameter.
9611 * tree.h (make_decl_rtl): Remove last parameter.
9612 * c-decl.c (builtin_function): Remove last argument in call to
9613 make_decl_rtl; use make_function_rtl instead of make_decl_rtl.
9614 (start_function): Likewise.
9615 * except.c (call_get_eh_context): Likewise.
9616 * expr.c (emit_block_move): Likewise.
9617 (clear_storage): Likewise.
9618 * profile.c (output_func_start_profiler): Likewise.
9619 * toplev.c (rest_of_decl_compilation): Likewise.
9620 * objc/objc-act.c (create_builtin_decl): Likewise.
9621 (synth_module_prologue): Likewise.
9622 (generate_static_reference): Likewise.
9623 (build_selector_reference_decl): Likewise.
9624 (build_class_reference_decl): Likewise.
9625 (build_objc_string_decl): Likewise.
9626 (build_protocol_reference): Likewise.
9628 2001-01-10 Richard Henderson <rth@redhat.com>
9630 * hwint.h: Revert yesterday's change.
9632 2001-01-10 Nick Clifton <nickc@redhat.com>
9634 * function.h (save_machine_status): Delete.
9635 (restore_machine_status): Delete.
9636 Amend comment describing {init|mark|free}_machine_status.
9638 * function.c (save_machine_status): Delete.
9639 (restore_machine_status): Delete.
9640 Amend comment describing {init|mark|free}_machine_status.
9641 (push_function_context_to): Remove invocation of
9642 save_machine_status.
9643 (pop_function_context_from): Remove invocation of
9644 restore_machine_status.
9646 * emit-rtl.c (init_emit_once): Amend comment describing
9647 {init|mark|free}_machine_status.
9649 * tm.texi (Per-Function Data): New node. Describe the
9650 INIT_EXPANDERS macro and the {init|mark|free}_machine_status
9653 2001-01-10 Neil Booth <neil@daikokuya.demon.co.uk>
9655 * cppinit.c (OPT_g): Remove.
9656 (cpp_handle_option): Update for removed -g3.
9657 (print_help): Update.
9658 * cpplib.h (struct cpp_options): Remove debug_output.
9659 * cppmain.c (setup_callbacks, cb_define): Update.
9660 * gcc.c (cpp_options): Translate -g3 to -dD.
9662 2001-01-10 Aldy Hernandez <aldyh@redhat.com>
9664 * config/i960/i960.md: Change modifier to + on the zero_extract
9665 pattern after the (rotate -2 reg) canonicalization pattern.
9667 2001-01-10 Richard Henderson <rth@redhat.com>
9669 * config/alpha/alpha.c (alpha_free_machine_status): New.
9670 (override_options): Install it.
9671 (alpha_mark_machine_status): Verify machine non-null.
9672 * config/i386/i386.c (ix86_free_machine_status): New.
9673 (override_options): Install it.
9674 (ix86_init_machine_status): Use xcalloc.
9675 (ix86_mark_machine_status): Verify machine non-null.
9676 * config/ia64/ia64.c (ia64_free_machine_status): New.
9677 (ia64_override_options): Install it.
9678 (ia64_mark_machine_status): Verify machine non-null.
9680 Wed Jan 10 11:34:39 2001 Jeffrey A Law (law@cygnus.com)
9682 * function.c (instantiate_virtual_regs): Instantiate virtual
9683 registers found in CALL_INSN_FUNCTION_USAGE.
9685 2001-01-10 Joseph S. Myers <jsm28@cam.ac.uk>
9687 * i386.h (CPP_CPU_SPEC): Allow for -std=c* and -std=i* as
9688 equivalent to -ansi in disabling -Di386.
9690 Wed Jan 10 16:38:31 MET 2001 Jan Hubicka <jh@suse.cz>
9692 * i386.c (ix86_fp_compare_code_to_integer, ix86_fp_comparison_codes):
9694 (ix86_expand_fp_compare): Make trivial use of new infrastructure.
9696 2001-01-10 Richard Earnshaw <rearnsha@arm.com>
9698 * arm.c (arm_init_builtins): Temporarily disable xscale builtins.
9700 2001-01-10 Joseph S. Myers <jsm28@cam.ac.uk>
9702 * invoke.texi: Document that -fcond-mismatch isn't supported for
9705 2001-01-10 Joseph S. Myers <jsm28@cam.ac.uk>
9707 * gcc.texi: Define macro gcctabopt.
9708 * invoke.texi: Add manpage sections BUGS and AUTHOR. Use
9709 @command, @env and @option in some places where appropriate. Use
9710 @gcctabopt where appropriate. Put URLs and email addresses inside
9713 2001-01-10 Nathan Sidwell <nathan@codesourcery.com>
9715 * gcc.c (cpp_options): Set MD file name from output
9716 filename, if specified.
9717 (suffix_subst): New static variable.
9718 (do_spec): Clear it.
9719 (do_spec_1, case '.'): Handle new `%.suffix' spec.
9721 (give_switch): Handle suffix_subst.
9723 2001-01-10 Phil Edwards <pme@sources.redhat.com>
9725 * invoke.texi: Fix another typo.
9727 2001-01-10 Phil Edwards <pme@sources.redhat.com>
9729 * invoke.texi: Fix typo.
9731 2001-01-10 Neil Booth <neil@daikokuya.demon.co.uk>
9733 * c-lang.c (lang_hooks): Update.
9734 (lang_decode_option): Remove.
9735 (lang_init_options): Rename c_init_options.
9736 * toplev.c (main): Use lang_hooks for lang_init_options
9737 and lang_decode_option.
9738 * toplev.h (lang_hooks): Add 2 new hooks.
9739 * tree.h: Remove lang_init_options and lang_decode_option.
9740 * cp/cp-tree.h (lang_decode_option): Rename cxx_decode_option.
9741 * cp/decl2.c: Similarly.
9742 * cp/lex.c (lang_init_options): Rename cxx_init_options.
9743 (lang_hooks): Update.
9744 * f/com.c (f_init, f_finish): Rename ffe_init, ffe_finish
9746 (lang_init_options): Rename ffe_init_options.
9747 (lang_hooks): Update.
9748 (lang_decode_option): Remove.
9749 * java/lang.c (lang_init_options): Rename java_init_options.
9750 (lang_decode_option): Rename java_decode_option.
9751 (lang_hooks): Update.
9752 * objc/objc-act.c (lang_init_options): Rename objc_init_options.
9753 (lang_decode_option): Rename objc_decode_option.
9754 (lang_hooks): Update.
9756 2001-01-09 Nick Clifton <nickc@redhat.com>
9758 * config/d30v/d30v.c (d30v_eh_epilogue_sp_ofs): Delete.
9759 (d30v_return_addr_rtx): Delete.
9760 (d30v_expand_epilogue): Use eh_epilogue_sp_ofs field in the
9761 cfun->machine structure.
9762 (struct machine_function): Move to d30v.h
9763 (d30v_save_machine_status): Delete.
9764 (d30v_restore_machine_status): Delete.
9765 (d30v_init_machine_status): New Function.
9766 (d30v_mark_machine_status): New Function.
9767 (d30v_free_machine_status): New Function.
9768 (d30v_init_expanders): Use new functions.
9769 (d30v_return_addr): Use ra_rtx field in cfun->machine.
9770 (d30v_add_gc_roots): Remove d30v_eh_epilogue_sp_ofs and
9771 d30v_return_addr_rtx.
9773 * config/d30v/d30v.h (struct_machine): Move here.
9774 Add eh_epilogue_sp_ofs field.
9776 *config/d30v/d30v.md (epilogue): Initialise eh_epilogue_sp_ofs
9777 field in cfun->machine structure.
9779 Tue Jan 9 21:34:57 2001 John David Anglin <dave@hiauly1.hia.nrc.ca>
9781 * pa32-regs.h (CONDITIONAL_REGISTER_USAGE): When generating pic code,
9782 PIC_OFFSET_TABLE_REGNUM_SAVED is a call_used register.
9783 * pa64-regs.h (CONDITIONAL_REGISTER_USAGE): Likewise.
9785 Tue Jan 9 21:25:19 2001 Jeffrey A Law (law@cygnus.com)
9787 * objc/lang-options.h: Remove bogus reference to
9790 2001-01-09 Kazu Hirata <kazu@hxi.com>
9792 * config/h8300/h8300.c (get_shift_alg): Use a struct shift_info to
9795 2001-01-09 Alan Lehotsky <lehotsky@tiac.net>
9797 * reload.c (find_reloads_address): Check for eliminable registers
9798 when substituting a constant expression for a pseudo.
9800 2001-01-09 Joseph S. Myers <jsm28@cam.ac.uk>
9802 * c-common.c (enum format_type): Add format_type_error.
9803 (decode_format_type): New function.
9804 (decl_attributes): Use it.
9805 (format_kind_info): Adjust comment.
9807 2001-01-09 David O'Brien <obrien@BSDi.com>
9809 * config.gcc (*-*-gnu*, i[34567]86-*-elf*, i[34567]86-*-linux*libc1,
9810 i[34567]86-*-linux*, i[34567]86-*-moss*): Specify needed platform specific
9812 * config/i386/gnu.h: Don't include required platform specific .h files,
9813 tm.h will do it instead.
9814 * config/i386/i386elf.h: Likewise.
9815 * config/i386/linux.h: Likewise.
9816 * config/i386/moss.h: Likewise.
9817 * config/mips/gnu.h: Likewise.
9819 2001-01-09 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
9821 * config.gcc (powerpc-*-beos*): Include ${tm_file} and rs6000/aix.h.
9822 (rs6000-ibm-aix3.[01]*): Likewise.
9823 (rs6000-ibm-aix3.2.[456789]*, powerpc-ibm-aix3.2.[456789]*): Likewise.
9824 (rs6000-ibm-aix4.[12]*, powerpc-ibm-aix4.[12]*): Likewise.
9825 (rs6000-ibm-aix4.[3456789]*, powerpc-ibm-aix4.[3456789]*): Likewise.
9826 (rs6000-ibm-aix[56789].*, powerpc-ibm-aix[56789].*): Likewise.
9827 (powerpc-*-sysv*): Include {tm_file}. svr4.h and rs6000/sysv4.h.
9828 (powerpc-*-eabiaix*): Likewise.
9829 (powerpc-*-eabisim*): Likewise.
9830 (powerpc-*-elf*): Likewise.
9831 (powerpc-*-eabi*): Likewise.
9832 (powerpc-*-rtems*): Likewise.
9833 (powerpc-*-linux*libc1): Likewise.
9834 (powerpc-*-linux*): Likewise.
9835 (powerpc-wrs-vxworks*): Likewise.
9836 (powerpcle-wrs-vxworks*): Likewise.
9837 (powerpcle-*-sysv*): Likewise.
9838 (powerpcle-*-elf*): Likewise.
9839 (powerpcle-*-eabisim*): Likewise.
9840 (powerpcle-*-eabi*): Likewise.
9841 (powerpcle-*-solaris2*): Likewise.
9842 * config/rs6000/aix31.h: Delete includes.
9843 * config/rs6000/aix3newas.h: Likewise.
9844 * config/rs6000/aix41.h: Likewise.
9845 * config/rs6000/aix43.h: Likewise.
9846 * config/rs6000/beos.h: Likewise.
9847 * config/rs6000/rtems.h: Likewise.
9848 * config/rs6000/sysv4.h: Likewise.
9850 2001-01-09 Kazu Hirata <kazu@hxi.com>
9852 * config/h8300/h8300.c (get_shift_alg): Remove an argument cpu.
9853 Change an argument mode of machine_mode to shift_mode of
9854 shift_mode. Remove an extra error check.
9855 (emit_a_shift): Adopt to the new calling prototype of
9857 (function_prologue): Fix code for a monitor
9858 function. Support H8/S.
9859 (function_epilogue): Do not output pop for a monitor function.
9861 2001-01-09 Nick Clifton <nickc@redhat.com>
9863 * config/rs6000/rs6000.c (rs6000_sysv_varargs_p): Delete.
9864 (setup_incoming_varargs): Use sysv_varargs_p field of the
9865 cfun->machine structure.
9866 (struct machine_function): Move to rs6000.h
9867 (rs6000_save_machine_status): Delete.
9868 (rs6000_restore_machine_status): Delete.
9869 (rs6000_init_machine_status): New Function.
9870 (rs6000_free_machine_status): New Function.
9871 (rs6000_init_expanders): Use new functions.
9873 * config/rs6000/rs6000.h (rs6000_sysv_varargs_p): Delete
9875 (struct machine_function): Move here.
9877 * config/rs6000/sysv4.h (RS6000_VARARGS_AREA): Use
9878 sysv_varargs_p field of the cfun->machine structure.
9880 * config/rs6000/rs6000-protos.h (rs6000_save_machine_status):
9882 (rs6000_restore_machine_status): Remove prototype.
9884 2001-01-09 Richard Henderson <rth@redhat.com>
9886 * sched-int.h (struct deps): Add max_reg, reg_last_in_use; merge
9887 reg_last_uses, reg_last_sets, reg_last_clobbers into struct deps_reg.
9888 * sched-deps.c (sched_analyze_1): Update uses of struct deps.
9889 (sched_analyze_2, sched_analyze_insn): Likewise.
9890 (sched_analyze, init_deps): Likewise.
9891 (free_deps): Likewise. Iterate with EXECUTE_IF_SET_IN_REG_SET.
9892 * sched-rgn.c (propagate_deps): Likewise. Remove max_reg argument.
9893 (compute_block_backward_dependences): Update propagate_deps call.
9895 2001-01-09 Mark Elbrecht <snowball3@bigfoot.com>
9897 * gcc.c (process_command): Set switches[n_switches].ordering to 0.
9899 2001-01-09 Neil Booth <neil@daikokuya.demon.co.uk>
9901 * cppinit.c (OPT_MD, OPT_MMD): Restore.
9902 (cpp_handle_option): Handle them.
9903 (cpp_post_options): Ensure one of -M or -MM is specified with
9904 any other -M? option.
9905 (init_dependency_output): Suppress output with -MG.
9907 2001-01-09 Neil Booth <neil@daikokuya.demon.co.uk>
9910 * invoke.texi: Update.
9912 2001-01-09 Bernd Schmidt <bernds@redhat.com>
9914 * sh.md (reload_outsf): Generate recognizable patterns for
9917 2001-01-09 Neil Booth <neil@daikokuya.demon.co.uk>
9919 * c-lang.c (lang_hooks): Update.
9920 (lang_init): Rename c_init.
9921 (lang_finish): Remove.
9922 * toplev.c (compile_file): Use lang_hooks for lang_init ()
9924 * toplev.h (lang_hooks): Add init () and finish ().
9925 * tree.h (lang_init, lang_finish): Remove.
9926 * cp/tree.h (lang_init, lang_finish): Remove.
9927 * cp/decl2.c (cxx_post_options, lang_hooks): Move to cp/lex.c.
9928 * cp/lex.c (cxx_init, cxx_finish, cxx_post_options,
9930 (lang_init, lang_finish): Remove.
9931 * f/com.c (lang_init, lang_finish): Rename f_init, f_finish.
9932 (lang_hooks): Update.
9933 * java/lang.c (lang_init): Rename java_init.
9934 (lang_finish): Remove.
9935 (lang_hooks): Update.
9936 * objc/objc-act.c (lang_init): Rename objc_init.
9937 (lang_finish): Remove.
9938 (lang_hoooks): Update.
9940 20001-01-09 Graham Stott <grahams@redhat.com>
9942 * cppfiles.c (_cpp_execute_include): Move `len` initialisation
9943 after `ptr` is initialised.
9945 2001-01-09 Alexandre Oliva <aoliva@redhat.com>
9947 * config/sh/sh.h (STATIC_CHAIN_REGNUM): Change from r13 to r3.
9948 (INITIALIZE_TRAMPOLINE): Adjust accordingly.
9949 * config/sh/sh.c (sh_expand_prologue): Use r1 as temporary for
9950 stack adjusts, instead of r3.
9952 2001-01-09 Michael Hayes <mhayes@redhat.com>
9954 * flow.c (flow_loop_scan): Break out of ...
9955 (flow_loops_find) ... here.
9956 * basic-block.h (flow_loop_scan): New.
9957 (LOOP_ENTRY_EDGES, LOOP_EXIT_EDGES): Add.
9958 (LOOP_EDGES, LOOP_EXITS_DOMS, LOOP_ALL): Redefine.
9960 2001-01-09 Alexandre Oliva <aoliva@redhat.com>
9962 * cppinit.c (cpp_cleanup): NULLify macro_buffer and zero
9964 * cppmacro.c (cpp_macro_definition): Reset macro_buffer_len when
9965 realloc()ing macro_buffer.
9967 * hwint.h (HOST_BITS_PER_WIDE_INT, HOST_WIDE_INT): Use long long
9968 if it's wider than long and the target's long is wider than the
9971 2001-01-09 Mark Mitchell <mark@codesourcery.com>
9973 Remove support for using UWIN as a host machine.
9974 * configure.in: Issue an error message.
9975 * configure: Regenerated.
9976 * config.gcc: Remove xm_* UWIN configury.
9977 * config/i386/xm-uwin.h: Remove.
9979 2001-01-08 Nick Clifton <nickc@redhat.com>
9981 * config/v850/v850.c (ra_rtx): Delete.
9982 (v850_save_machine_status): Delete.
9983 (v850_restore_machine_status): Delete.
9984 (v850_init_machine_status): New function.
9985 (v850_mark_machine_status): New function.
9986 (v850_free_machine_status): New function.
9987 (v850_return_addr): Use ra_rtx field in machine structure.
9988 (v850_init_expanders): Use new functions.
9990 * config/v850/v850-protos.h: Fix prototypes for v850_output_*
9991 * config/v850/v850.c: Change arguments to v850_output+* functions
9992 to take a const char *, to avoid compile time warning.
9993 * config/v850/v850.h (ASM_OUTPUT_LABELREF): Undefine, not needed.
9994 (USER_LABEL_PREFIX): Redefine.
9996 2000-01-08 Jim Wilson <wilson@redhat.com>
9998 * sched-rgn.c (BITSET_ADD, BITSET_REMOVE, bitset_member): Cast
9999 1 to unsigned HOST_WIDE_INT before left shift.
10001 2001-01-08 Nick Clifton <nickc@redhat.com>
10003 * config/arm/arm.c (arm_mark_machine_status): Check to see if
10004 the machine structure has been allocated.
10005 (arm_free_machine_status): New function: Free the machine
10006 specific function structure.
10008 2001-01-08 Richard Henderson <rth@redhat.com>
10010 * jump.c (simplejump_p): Revert last change.
10012 2001-01-08 Neil Booth <neil@daikokuya.demon.co.uk>
10014 * cppinit.c (init): Rename init_library.
10015 (cpp_create_reader): Update.
10016 * gcc.c (cpp_options): If -o given, use it as the target of
10019 2001-01-08 Richard Earnshaw <rearnsha@arm.com>
10021 * arm.c (arm_arch5e): New variable.
10022 (all_cores): XScale is a 5TE device.
10023 (arm_override_options): Set arm_arch5e.
10024 (arm_init_builtins): __builtin_prefetch is in arch5e.
10025 * arm.h (arm_arch5e): Declare it.
10027 * arm.h (PREDICATE_CODES): Add arm_hard_register_operand.
10029 * arm.md (define_constants): Add defines for UNSPEC and
10030 UNSPEC_VOLATILE insns. Update all users.
10031 (define_constants): Add constants for IP_REGNUM, SP_REGNUM, PC_REGNUM.
10032 * arm.c (multi_register_push, note_invalid_constants)
10033 (emit_multi_reg_push, emit_sfm, expand_prologue): Use constants.
10034 * arm.h (SP_REGNUM, IP_REGNUM, PC_REGNUM): Delete defines.
10035 (STACK_POINTER_REGNUM): Define in terms of SP_REGNUM.
10037 Mon Jan 8 16:14:56 MET 2001 Jan Hubicka <jh@suse.cz>
10039 * jump.c (jump_optimize_1): Use reversed_comparison_code
10040 instead of can_reverse_comparison_p.
10041 (jump_back_p): Likewise.
10042 (invert_exp_1): Likewise.
10043 (thread_jumps): Likewise.
10044 * simplify-rtx.c (simplify_unary_operation): Likewise.
10045 (simplify_ternary_operation): Likewise.
10046 * cse.c (find_comparison_args): Convert to use
10047 can_reverse_comparison_p.
10048 (record_jump_equiv): Likewise.
10050 2001-01-08 Richard Earnshaw <rearnsha@arm.com>
10052 * arm.h (HARD_REGNO_RENAME_OK): Delete.
10053 (EPILOGUE_USES): Define.
10054 (INITIAL_ELIMINATION_OFFSET): Current prologue code does not
10055 automatically stack the LR if it isn't live.
10057 Mon Jan 8 13:46:02 MET 2001 Jan Hubicka <jh@suse.cz>
10059 * i386.c (ix86_expand_int_movcc): Take care to reverse fp conditions
10062 Sun Jan 7 18:37:43 2001 Mark P Mitchell <mark@codesourcery.com>
10064 * ggc-page.c (max_alignment): New structure.
10065 (MAX_ALIGNMENT): New macro.
10066 (init_ggc): Use it to round up the sizes in the
10067 extra_order_size_table.
10069 2001-01-07 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
10071 * config/rs6000/rs6000.h (EPILOGUE_USES): New, mark link register
10074 2001-01-07 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10076 * builtins.def (BUILT_IN_FPRINTF): New entry.
10078 * c-common.c (c_expand_builtin_fprintf): New function.
10079 (init_function_format_info): Handle __builtin_fprintf.
10080 (c_common_nodes_and_builtins): Declare fprintf/__builtin_fprintf.
10081 (c_expand_builtin): Handle BUILT_IN_FPRINTF.
10083 * c-decl.c (duplicate_decls): Adjust comment.
10085 * extend.texi (fprintf): Document new builtin.
10087 2001-01-07 Richard Henderson <rth@redhat.com>
10089 * jump.c (simplejump_p): Recognize any single_set jump
10090 of the proper form.
10092 2001-01-07 Richard Henderson <rth@redhat.com>
10094 * configure.in (slibdir): Accept an --with-slibdir option.
10095 Use "test" not "[" in configure. Default to $(libdir).
10097 * config/t-linux (SHLIB_INSTALL): Double quote slibdir;
10099 * config/t-aix43 (SHLIB_INSTALL): Likewise.
10100 * config/alpha/t-osf4 (SHLIB_INSTALL): Likewise.
10101 (SHLIB_LINK): Create links for the soname.
10102 * config/mips/t-iris6: Likewise.
10103 * config/sparc/t-slibgcc: Likewise.
10104 * config/sparc/t-slibgcc-sld: Likewise.
10106 2001-01-07 Jakub Jelinek <jakub@redhat.com>
10108 * config/i386/i386.c (constant_call_address_operand): Accept
10109 (const (plus (symbol_ref) (const_int))).
10110 * config/i386/i386.h (PREDICATE_CODES): Add CONST for
10111 constant_call_address_operand.
10113 2001-01-08 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
10115 * libgcc2.h (W_TYPE_SIZE): Fix case where MIN_UNITS_PER_WORD == 1
10116 and LONG_LONG_TYPE_SIZE > 32.
10118 2001-01-07 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
10120 * jump.c (reversed_comparison_code_parts): Fix typo introduced by
10121 the previous change.
10123 Sun Jan 7 19:37:48 MET 2001 Jan Hubicka <jh@suse.cz>
10125 * jump.c (reversed_comparison_code_parts, reversed_comparison_code):
10127 (can_reverse_comparison_p): Rewrite to use reversed_comparison_code.
10128 (reverse_condition_maybe_unordered): Abort on unsigned comparisons.
10129 * rtl.h (reversed_comparison_code_parts, reversed_comparison_code):
10132 2001-01-07 Neil Booth <neil@daikokuya.demon.co.uk>
10134 * fix-header.c (read_scan_file): s/pfile/scan_in/.
10136 2001-01-07 Neil Booth <neil@daikokuya.demon.co.uk>
10138 * c-lang.c (c_post_options): Call cpp_post_options.
10139 * objc/objc-act.c (objc_post_options): Similarly.
10140 * cppmain.c (main): Similarly.
10141 * fix-header.c (read_scan_file): Similarly.
10142 * cppinit.c (cpp_start_read): Move option consistency checks
10143 to cpp_post_options. Don't call init_dependency_output.
10144 If needed, add default target and main file dependency.
10145 (OPT_MD, OPT_MMD): Remove.
10147 (cpp_handle_option): Update for OPT_* changes.
10148 (cpp_post_options): New.
10149 (init_dependency_output): Command line -MF overrides environment
10150 variables. Don't set default target etc. Suppress output
10151 if dependencies are going to stdout.
10152 (print_help): Update.
10153 * cpplib.h (cpp_post_options): New.
10154 * gcc.c (cpp_options): Update for -MD, -MMD, -MF.
10156 Sun Jan 7 14:44:19 MET 2001 Jan Hubicka <jh@suse.cz>
10158 * jump.c (comparison_dominates_p): Support unordered compares.
10160 Sun Jan 7 14:39:07 MET 2001 Jan Hubicka <jh@suse.cz>
10162 * simplify-rtx.c (simplify_relational_operation): Always simplify
10163 ORDERED and UNORDERED when FLAG_FAST_MATH. Handle properly UNLE
10166 Sun Jan 7 14:35:13 MET 2001 Jan Hubicka <jh@suse.cz>
10168 * combine.c (combine_simplify_rtx): Recognize the unordered compares.
10169 (nonzero_bits): Likewise.
10170 (simplify_comparison): Likewise.
10171 (num_sign_bit_copies): Likewise; return more sane value depending
10172 on STORE_FLAG_VALUE.
10173 (known_cond): Do not assume EQ to be always true for equivalent
10176 Sun Jan 7 14:31:57 MET 2001 Jan Hubicka <jh@suse.cz>
10178 * cse.c (fold_rtx): Handle unordered comparisons.
10180 Sun Jan 7 13:49:19 MET 2001 Jan Hubicka <jh@suse.cz>
10182 * rtlanal.c (set_of_1): New static function.
10183 (reg_set_last_1, reg_set_p_1, reg_set_reg, reg_set_flag,
10184 reg_set_last_unknown, reg_set_last_value, reg_set_last_first_regno,
10185 reg_set_last_last_regno): Remove.
10186 (set_of): New global function.
10187 (set_of_data): New structure.
10188 (reg_set_p, reg_set_last): Revamp for set_of.
10189 * rtl.h (set_of): New.
10191 2001-01-07 Joseph S. Myers <jsm28@cam.ac.uk>
10193 * c-common.c (c_common_nodes_and_builtins): Add _Exit builtin.
10194 * extend.texi: Document _Exit builtin.
10196 2001-01-07 Neil Booth <neil@daikokuya.demon.co.uk>
10198 * (initialize, initialize_builtins,
10199 initialize_dependency_output, initialize_standard_includes):
10200 Rename s/initialize/init. Update.
10201 (init_dependency_output): Move to after
10202 cpp_handle_options, the correct location temporally at least.
10203 (opt_comp): Move next to init (), its caller. Fix prototype.
10204 (init): Make "initialized" local scope.
10205 (cpp_create_reader): Always call init ().
10206 (cpp_start_read): Update.
10207 (output_deps): New function, broken out of cpp_finish.
10208 (cpp_finish): Break out output_deps.
10210 2001-01-07 Richard Henderson <rth@redhat.com>
10212 * collect2.c (COFF specific stuff): Revert 12-06 patch
10213 to prototype system functions.
10215 2001-01-07 Michael Hayes <mhayes@redhat.com>
10217 * hard-reg-set.h: Add multiple include guard.
10218 * basic-block.h (struct loop): Add `sink' field.
10219 * loop.h: Include sbitmap.h, hard-reg-set.h, and basic-block.h.
10220 (emit_iv_add_mult): Delete.
10221 (loop_iv_add_mult_hoist, loop_iv_add_mult_sink): Define.
10222 (loop_iv_add_mult_emit_before, loop_insn_sink): Define.
10223 (unroll_loop): Remove end_insert_before argument.
10224 * loop.c (loop_givs_rescan): Remove end_insert_before argument.
10225 (maybe_eliminate_biv_1): Likewise.
10226 (emit_iv_add_mult): Delete.
10227 (gen_add_mult, loop_regs_update): New.
10228 (loop_insn_emit_after, loop_insn_emit_before): New.
10229 (loop_insn_sink, loop_insn_sink_or_swim): New.
10230 (emit_iv_add_mult): Delete.
10231 (scan_loop): Set loop->sink.
10232 (loop_givs_reduce): Use loop_insn_sink and its ilk.
10233 (loop_givs_rescan, strength_reduce, check_dbra_loop): Likewise.
10234 (maybe_eliminate_biv_1): Likewise.
10235 (maybe_eliminate_biv_1): Add basic block argument.
10236 * unroll.c (unroll_loop): Remove end_insert_before argument.
10237 (find_splittable_regs): Likewise.
10238 (find_splittable_regs): Use loop_insn_sink and its ilk.
10239 (find_splittable_givs, final_biv_value, final_giv_value): Likewise.
10241 2001-01-07 Michael Hayes <mhayes@redhat.com>
10243 * loop.h (loop_insn_hoist): New prototype.
10244 * loop.c (loop_insn_hoist, loop_insn_emit_before): New.
10245 (move_movables, loop_givs_rescan): Use loop_insn_hoist.
10246 (check_dbra_loop, load_mems): Likewise.
10247 * unroll.c (unroll_loop, find_splittable_regs): Likewise.
10248 (find_splittable_givs): Likewise.
10250 2001-01-07 Michael Hayes <mhayes@redhat.com>
10252 * loop.c (emit_iv_add_mult): Use single_set to examine new insn.
10254 2001-01-07 Richard Henderson <rth@redhat.com>
10256 * sched-rgn.c (is_cfg_nonregular): Fix thinko's last change.
10258 2001-01-07 Richard Henderson <rth@redhat.com>
10260 * Makefile.in (DRIVER_DEFINES): Define ENABLE_SHARED_LIBGCC and
10261 NO_SHARED_LIBGCC_MULTILIB as required for the target.
10262 * gcc.c (init_spec): Massage the existing libgcc_spec into a
10263 variant that handles a shared libgcc.
10264 (process_command): Always validate -{static,shared}-libgcc.
10265 (do_spec_1): New 'M' case.
10266 * invoke.text (Link Options): Document -{static,shared}-libgcc.
10268 2001-01-07 Richard Henderson <rth@redhat.com>
10270 * Makefile.in (slibdir): New variable.
10271 (libgcc.mk): Pass SHLIB_INSTALL to mklibgcc.
10272 (installdirs): Create slibdir.
10273 (install-libgcc, install-multilib): Defer to libgcc.mk.
10274 * configure.in (slibdir): Substitute.
10275 * mklibgcc.in (install): New target.
10277 * config/t-linux (SHLIB_LINK): Create links for the soname.
10278 (SHLIB_INSTALL): New.
10279 * config/alpha/t-osf4 (SHLIB_INSTALL): New.
10280 * config/mips/t-iris6 (SHLIB_INSTALL): New.
10281 * config/rs6000/t-aix43 (SHLIB_INSTALL): New.
10282 * config/sparc/t-slibgcc (SHLIB_INSTALL): New.
10283 * config/sparc/t-slibgcc-sld (SHLIB_INSTALL): New.
10285 2001-01-07 Richard Henderson <rth@redhat.com>
10287 * config/rs6000/aix.h (LINK_LIBGCC_SPECIAL_1): New.
10288 * config/rs6000/rs6000.h (LIBGCC_SPEC): Remove.
10289 * config/rs6000/sysv4.h (LIBGCC_SPEC): Remove.
10291 2001-01-07 Michael Hayes <mhayes@redhat.com>
10293 * loop.c (count_loop_regs_set): Delete.
10294 (load_mems_and_recount_loop_regs_set): Delete.
10295 (loop_regs_scan): Merge common code from count_loop_regs_set,
10296 scan_loop, and load_mems_and_recount_loop_regs_set.
10297 (scan_loop): Call load_mems directly and loop_regs_scan
10298 again if new registers created.
10300 2001-01-07 Neil Booth <neil@daikokuya.demon.co.uk>
10302 * toplev.c (main): Call the front-end specific post_options
10303 hook if one is given.
10304 * toplev.h (struct_lang_hooks, lang_hooks): New.
10305 * c-lang.c (c_post_options, lang_hooks): Implement lang_hooks
10306 for the C front end.
10307 * cp/decl2.c (cxx_post_options, lang_hooks): Implement
10308 lang_hooks for the C++ front end.
10309 * objc/objc-act.c (objc_post_options, lang_hooks): Implement
10310 lang_hooks for the ObjC front end.
10311 * f/com.c (lang_hooks): Hooks for the Fortran front end.
10312 * java/lang.c (lang_hooks): Hooks for the Java front end.
10314 2001-01-07 Neil Booth <neil@daikokuya.demon.co.uk>
10316 * c-lex.c (init_c_lex): Request #define / #undef callbacks
10317 for verbose DWARF[2] debugging.
10318 (cb_define, cb_undef): The new callbacks.
10319 * toplev.h (debug_define, debug_undef): Make const correct.
10320 * toplev.c (debug_define, debug_undef): Similarly. Do not
10321 perform the verbosity tests here anymore.
10323 2001-01-07 Alexandre Oliva <aoliva@redhat.com>
10325 * reload.c (subst_reloads): Take INSN argument. When
10326 replacing a LABEL_REF in a JUMP_INSN, add a REG_LABEL note.
10327 * reload.h (subst_reloads): Adjust prototype.
10328 * reload1.c (reload_as_needed): Pass INSN to subst_reloads.
10329 * jump.c (mark_all_labels): Canonicalize any REG_LABEL notes
10330 present in JUMP_INSNs and copy them to JUMP_LABEL.
10331 * flow.c (find_label_refs, find_basic_blocks_1): Skip
10332 JUMP_INSNs and insns with REG_LABELs that are followed by
10333 JUMP_INSNs with the same REG_LABEL.
10334 * sched-rgn.c (is_cfg_nonregular): Likewise.
10335 * rtlanal.c (computed_jump_p): Make it false if a REG_LABEL
10337 * unroll.c (unroll_loop): Look for REG_LABEL notes in
10339 * rtl.texi (REG_LABEL): Document usage in JUMP_INSNs.
10341 2001-01-06 Richard Henderson <rth@redhat.com>
10343 * loop.c (scan_loop): Use xcalloc for the regs array.
10344 (load_mems_and_recount_loop_regs_set): Zero the new memory
10345 received from xrealloc.
10347 2001-01-06 Neil Booth <neil@daikokuya.demon.co.uk>
10349 * mkdeps.c (deps_add_dep): Fix vector re-allocation.
10351 Sat Jan 6 00:09:34 2001 J"orn Rennecke <amylaar@redhat.com>
10353 * integrate.c (copy_rtx_and_substitute): When copying
10354 an ignored return value, strip REG_FUNCTION_VALUE_P.
10356 2001-01-06 Michael Hayes <mhayes@redhat.com>
10358 * loop.c (debug_biv, debug_giv): New.
10359 (loop_biv_dump): Break out from ...
10360 (record_biv): ... here.
10361 (loop_giv_dump): Break out from ...
10362 (record_giv): ... here.
10363 (loop_bivs_check): Use print_simple_rtl.
10364 * unroll.c (loop_iterations): Use print_simple_rtl.
10366 2000-01-05 John David Anglin <dave@hiauly1.hia.nrc.ca>
10368 * pa.md (return, return_internal): Modify patterns to prevent regrename
10369 mucking with the return pointer.
10371 2001-01-05 Richard Henderson <rth@redhat.com>
10373 * dwarf2out.c (mem_loc_descriptor) [case MEM]: Revert 10-31 change.
10375 Fri Jan 5 16:34:18 2001 Nick Clifton <nickc@redhat.com>
10377 * config/v850/lib1funcs.asm: Replace __mulsi3 routine with faster
10378 version supplied by Matteo Frigo.
10380 2001-01-05 Neil Booth <neil@daikokuya.demon.co.uk>
10382 * cpp.texi: Update for -MQ.
10383 * cppinit.c (cpp_create_reader): Always create pfile->deps.
10384 (cpp_cleanup): Always free pfile->deps.
10385 (initialize_dependency_output): Don't create pfile->deps.
10386 (cpp_handle_option): Similarly.
10388 * gcc.c (cpp_options): Handle -MQ.
10389 (DEFAULT_WORD_SWITCH_TAKES_ARG): Add -MQ.
10390 * mkdeps.c (base_name): Remove.
10391 (deps_init): Don't allocate vector space until it's needed.
10392 (deps_free): Only free vectors if allocated.
10393 (deps_add_target, deps_add_dep): Update for initial allocation.
10394 (deps_add_default_target): Don't strip to the base_name.
10396 2001-01-05 DJ Delorie <dj@redhat.com>
10398 * config/v850/v850.h (RETURN_ADDR_RTX): Define.
10399 (INIT_EXPANDERS): Define.
10401 * config/v850/v850.c (struct machine_function): Define.
10402 (v850_save_machine_status): New function.
10403 (v850_restore_machine_status): New function.
10404 (v850_return_addr): New function.
10405 (v850_init_expanders): New function.
10407 * config/v850/v850-protos.h: Add prototypes for v850_return_addr
10408 and v850_init_expanders.
10410 2001-01-05 Zack Weinberg <zack@wolery.stanford.edu>
10412 * cpplib.h (struct cpp_reader): Add help_only field.
10413 * cppinit.c (COMMAND_LINE_OPTIONS): Add OPT_version.
10414 (cpp_handle_option): Set pfile->help_only if we see -h,
10415 --help, -target-help, or --version. Print version string but
10416 do not set help_only if we see -v or -version. Make text
10417 printed by -v match that printed by (-)-version.
10419 * cppmain.c (main): Exit after option parsing if
10420 pfile->help_only is true.
10422 * toplev.c (independent_decode_option): Call print_version,
10423 then exit, if we see --version (but not -version).
10424 (print_version): Split lengthy message into two lines.
10426 2001-01-05 Nick Clifton <nickc@redhat.com>
10428 * config/v850/v850.c (v850_encode_data_area): Use alloca to create
10429 temporary string for initialisation before calling ggc_alloc_string.
10431 2001-01-06 Michael Hayes <mhayes@redhat.com>
10433 * rtl.h (print_simple_rtl): New.
10434 * print-rtl.c (print_simple_rtl): New.
10435 (flag_simple): New.
10436 (print_rtx): Disable printing of flags and modes, etc.,
10437 if `flag_simple` nonzero.
10439 2001-01-05 Zack Weinberg <zack@wolery.stanford.edu>
10441 * function.c (fixup_var_refs): Use push_to_full_sequence where
10444 2001-01-05 Michael Meissner <meissner@redhat.com>
10446 * flags.h (flag_reorder_blocks): Add declaration.
10447 (flag_rename_block): Ditto.
10449 2001-01-05 DJ Delorie <dj@redhat.com>
10451 * function.c (reorder_blocks): Make sure the flags are all reset
10452 before using them to mark blocks, else a second invocation will
10453 corrupt the block chain.
10454 (reorder_blocks_0): New, resets the flags.
10456 Fri Jan 5 20:34:06 2001 J"orn Rennecke <amylaar@redhat.com>
10458 * cse.c (find_comparison_args): Stop if the argument is known to
10461 2001-01-05 Alexandre Oliva <aoliva@redhat.com>
10463 * config/sh/sh.md (movdf): When splitting load into pair of
10464 registers, don't clobber the register used in the address too
10467 2001-01-05 Jeffrey Oldham <oldham@codesourcery.com>
10469 * varasm.c (mark_constant_pool): Improve initial comments.
10470 (mark_constants): Move marking of constants to mark_constant.
10471 (mark_constant): New function to recursively mark all constants
10472 referred to by a constant.
10474 2001-01-05 Catherine Moore <clm@redhat.com>
10476 * dbxout.c ((dbxout_parms): Handle invisible ref where decl is a REG.
10478 2001-01-05 Phil Edwards <pme@sources.redhat.com>
10480 * cp/lang-options.h: Bring comment in line with reality.
10481 * f/lang-options.h: Likewise.
10482 * java/lang-options.h: Likewise.
10483 * objc/lang-options.h: Likewise.
10484 * ch/lang-options.h: Likewise.
10485 * f/g77.texi: And update the manual.
10487 2001-01-05 Marek Michalkiewicz <marekm@linux.org.pl>
10488 Denis Chertykov <denisc@overta.ru>
10490 * config/avr/avr-protos.h (avr_peep2_scratch_safe): Prototype.
10491 * config/avr/avr.c (avr_peep2_scratch_safe): New function.
10492 * config/avr/avr.md (all peepholes that request a scratch register):
10493 Call it, FAIL the peephole if not safe (in interrupt functions).
10495 2001-01-05 Mark Mitchell <mark@codesourcery.com>
10497 * ggc-page.c (NUM_EXTRA_ORDERS): Hardwire to zero for now.
10499 2001-01-05 Joseph S. Myers <jsm28@cam.ac.uk>
10501 * builtins.def (BUILT_IN_CONJ, BUILT_IN_CREAL, BUILT_IN_CIMAG):
10503 * builtins.c (expand_builtin): Abort on BUILT_IN_CONJ,
10504 BUILT_IN_CREAL and BUILT_IN_CIMAG.
10505 * c-common.c (c_common_nodes_and_builtins): Create builtin conjf,
10506 conj, conjl, crealf, creal, creall, cimagf, cimag and cimagl.
10507 (expand_tree_builtin): Handle BUILT_IN_CONJ, BUILT_IN_CREAL and
10509 * extend.texi: Document these builtins.
10511 2001-01-05 Daniel Berlin <dberlin@redhat.com>
10513 * c-common.c (lang_get_alias_set): Say we know nothing of
10514 VECTOR_TYPE aliasing.
10516 * dwarf2out.c (is_base_type): Handle VECTOR_TYPE properly.
10518 2001-01-05 Bruce Korb <bkorb@gnu.org>
10520 * fixinc/mkfixinc.sh(vax-*-bsd): convert exit and atexit calls to
10521 their x* equivalent versions for atexit-less systems
10522 * fixinc/fixincl.c(main): do not return from main() on atexit-less
10523 systems (or any other system any more).
10525 2001-01-05 Richard Earnshaw <rearnsha@arm.com>
10527 * arm.md (ldmsi_postinc): Avoid use of match_dup between input and
10528 output operands. Use arm_hard_register_operand for operand 4.
10529 (stmsi_postinc): Similarly.
10530 (ldmsi): Use arm_hard_register_operand for opernand 2.
10531 (stmsi): Similarly.
10532 * arm.c (arm_hard_register_operand): New function.
10533 * arm-protos.h (arm_hard_register_operand): Prototype it.
10535 * arm.h (HARD_REGNO_RENAME_OK): Define.
10537 Fri Jan 5 16:29:49 MET 2001 Jan Hubicka <jh@suse.cz>
10539 * simplify-rtx.c (cfc_args): add "unordered" field.
10540 (check_fold_consts): Set unordered field.
10541 (simplify_relational_operation): Simplify the unordered
10544 * reg-stack.c (swap_rtx_condition): Ensure that the transformation
10547 * emit-rtl.c (try_split): Fix code to mark labels.
10548 * jump.c (mark_jump_label): Make global.
10549 * rtl.h (mark_jump_label): Declare.
10551 * predict.c (estimate_probability): Handle unordred comparisons.
10553 2001-01-05 Neil Booth <neil@daikokuya.demon.co.uk>
10555 * cpp.texi: Update for -MP. Clarify behaviour of -MT.
10556 * cppinit.c (initialize_dependency_output): Update.
10557 (cpp_finish): Output dummy targets for -MP.
10559 (cpp_handle_option): Handle -MP. Don't quote -MT options.
10560 * cpplib.h (struct cpp_options): Add deps_phony_targets.
10561 * gcc.c (cpp_options): Update to handle -MP.
10562 * mkdeps.c (deps_add_target, deps_add_default_target): Update
10563 to quote only the default target.
10564 (deps_phony_targets): Insert a preceding newline. Rename from
10565 deps_dummy_targets for consistency.
10568 2001-01-05 Alexandre Oliva <aoliva@redhat.com>
10570 * calls.c (emit_library_call_value_1): Support
10571 INIT_CUMULATIVE_LIBCALL_ARGS.
10572 * tm.texi (INIT_CUMULATIVE_LIBCALL_ARGS): Document it.
10574 2001-01-04 Richard Henderson <rth@redhat.com>
10576 * c-decl.c (finish_struct): Detect flexible array members
10577 used in an inappropriate context.
10578 * c-typeck.c (really_start_incremental_init): Special case
10579 constructor_max_index for zero length arrays.
10580 (pop_init_level): Allow initialization of flexible array
10581 members. Deprecate initialization of zero length arrays.
10582 Don't issue missing initializer warning for flexible array
10583 members or zero length arrays.
10584 (process_init_element): Don't dereference null DECL_SIZE.
10585 * varasm.c (array_size_for_constructor): Return a HOST_WIDE_INT.
10586 Don't abort for empty constructors. Use size_binop
10587 (output_constructor): Add commentary regarding zero length
10588 array futures. Abort if we try to initialize an array of
10589 unspecified length with a non-empty constructor in the middle
10592 * extend.texi (Zero Length): Update and clarify documentation
10593 on static initialization.
10595 2001-01-05 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
10597 * config/c4x/c4x.c (c4x_expand_prologue): Don't compile an ISR
10598 with more than 32767 words of local storage.
10600 2001-01-05 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
10602 * config/c4x/c4x.c (c4x_init_builtins): Remove builtin support
10603 for 'abs', 'labs', and 'fabs'.
10604 (c4x_expand_builtin): Likewise.
10605 * config/c4x/c4x.h (enum c4x_builtins): Likewise.
10607 2001-01-05 Alexandre Oliva <aoliva@redhat.com>
10609 * config/sh/sh.md (prget, prset): New insn types.
10610 (return delay slot): Dont' allow prset.
10611 (call, sfunc delay slot): Don't allow prget.
10612 (movsi_i, movsi_ie, movsi_i_lowpart): Create separate alternatives
10613 for prset and prget.
10615 2001-01-05 Michael Hayes <mhayes@redhat.com>
10617 * loop.h (struct loop_reg): New.
10618 (struct loop_regs): Change to use array of `struct loop_reg'.
10619 * loop.c: Replace assortment of varrays with single regs array.
10620 (count_one_set): Delete may_not_move array argument
10621 and use regs array instead. All caller's changed.
10622 (count_loop_regs_set): Delete may_not_move and single_usage
10623 arguments and use regs array instead. All caller's changed.
10624 (find_single_use_in_loop): Replace usage array argument with pointer
10625 to regs structure. All caller's changed.
10626 (loop_optimize): Delete `moved_once' array.
10628 2001-01-05 Michael Hayes <mhayes@redhat.com>
10630 * loop.c (prescan_loop): Set loop_info->has_nonconst_call.
10631 Use it instead of loop_info->has_call for scanning loop mems.
10632 (check_dbra_loop): Replace loop_info->has_call test with
10633 loop_info->has_nonconst_call.
10635 2000-01-04 Matthew Hiller <hiller@redhat.com>
10637 * config/sh/sh.h (EPILOGUE_USES): Recognize fpscr as epilogue-used
10640 2001-01-04 Joseph S. Myers <jsm28@cam.ac.uk>
10642 * fold-const.c (fold): When folding a CONJ_EXPR of a COMPLEX_CST,
10643 use TREE_REALPART and TREE_IMAGPART instead of TREE_OPERAND.
10645 2001-01-04 Joseph S. Myers <jsm28@cam.ac.uk>
10647 * c-common.c (SIZE_TYPE, WCHAR_TYPE): Define.
10648 (flag_short_double, flag_short_wchar): Define.
10649 (c_common_nodes_and_builtins): Create many tree nodes shared
10650 between C and C++ here instead of in cp/decl.c and ...
10651 * c-decl.c (init_decl_processing): ... here.
10652 (SIZE_TYPE, WCHAR_TYPE): Don't define.
10653 (flag_short_double, flag_short_wchar): Don't define.
10654 (record_builtin_type): New function.
10655 (build_void_list_node): New function.
10656 * c-common.h (flag_short_double, flag_short_wchar,
10657 record_builtin_type, build_void_list_node): Declare.
10659 Thu Jan 4 21:09:47 2001 J"orn Rennecke <amylaar@redhat.com>
10661 * integrate.c (expand_inline_function): Don't put a virtual
10662 register into the reg map.
10664 * function.c (fixup_var_refs_1): If force_operand didn't put
10665 the address into the target, move it there.
10667 2001-01-04 Mark Mitchell <mark@codesourcery.com>
10669 Special-case tree_decl/tree_list allocations.
10670 * ggc-page.c (OBJECT_PER_PAGE): Reimplement.
10671 (OBJECT_SIZE): New macro.
10672 (NUM_EXTRA_ORDER): Likewise.
10673 (extra_order_size_table): New variable.
10674 (NUM_ORDERS): New macro.
10675 (objects_per_page_table): New variable.
10676 (object_size_table): New variable.
10677 (G.pages): Use NUM_ORDERS to bound the array.
10678 (G.page_tails): Likewise.
10679 (DIV_ROUND_UP): Remove.
10680 (BITMAP_SIZE): Use CEIL, instead of DIV_ROUND_UP.
10681 (alloc_page): Use OBJECT_SIZE.
10682 (size_lookup): Don't make it const.
10683 (ggc_alloc): Use OBJECT_SIZE.
10684 (ggc_set_mark): Likewise.
10685 (ggc_get_size): Likewise.
10686 (init_ggc): Set up the object_size_table, objects_per_page_table,
10687 and adjust size_lookup.
10688 (ggc_recalculate_in_use_p): Use CEIL, not DIV_ROUND_UP.
10689 (ggc_pop_context): Use NUM_ORDERS.
10690 (clear_marks): Likewise.
10691 (sweep_pages): Likewise.
10692 (poison_pages): Likewise.
10693 (ggc_print_statistics): Use OBJECT_SIZE.
10695 Thu Jan 4 15:54:05 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
10697 * varasm.c (output_constructor): Use HOST_WIDE_INT for sizes.
10698 Only call array_size_for_constructor if last field and array type
10699 with no upper bound.
10701 2001-01-04 Philip Blundell <philb@gnu.org>
10703 * config/arm/arm.c (arm_gen_constant): Prefer to emit constants
10704 from bit 31 downwards, if this requires no more insns.
10705 (count_insns_for_constant): New helper function for above.
10707 2001-01-04 Alexandre Oliva <aoliva@redhat.com>
10709 * gencodes.c (output_predicate_decls): Remove empty initializer.
10711 2001-01-04 Mark Mitchell <mark@codesourcery.com>
10713 * tree.c (copy_node): Remove documentation about obstacks.
10714 (buidl1): Check that nobody tries to build 2-argument nodes this
10717 2001-01-04 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10719 * sparc.h (PREDICATE_CODES): Delete fp_sethi_p, fp_mov_p and
10722 * gencodes.c (output_predicate_decls): Fill empty initializer
10725 2001-01-04 Jakub Jelinek <jakub@redhat.com>
10727 * tradcpp.c (deps_file, print_deps_missing_files): New variables.
10728 (main): Handle -MG, -MD, -MMD. Bail out if -MG is given without -M
10730 (do_include): Handle missing headers like cpp0.
10731 * cppfiles.c (_cpp_execute_include): Don't prefix absolute header
10732 paths with first include pathname. Don't strcat to uninitialized
10735 2001-01-04 Bernd Schmidt <bernds@redhat.com>
10737 * regrename.c (regrename_optimize): Don't rename from frame pointer
10738 if frame_pointer_needed.
10739 (do_replace): Don't set ORIGINAL_REGNO to a hard register number.
10740 * config/ia64/ia64.c (emit_all_group_insn_barriers): New function.
10741 (ia64_reorg): Use it instead of scheduling if ! optimize.
10742 (errata_emit_nops): Properly call asm_noperands.
10743 (ia64_sched_reorder): Finish cycle if we see an asm.
10744 (ia64_variable_issue): Clear scheduling state after asms.
10746 2001-01-04 Neil Booth <neil@daikokuya.demon.co.uk>
10748 * cpp.texi: Update for -MT.
10749 * cppinit.c (initialize_dependency_output): Add a default
10750 target if none has been given already.
10751 (no_tgt, OPT_MT): New.
10752 (cpp_handle_option): Handle -MT. Update -M etc.
10753 * cpplib.h (struct cpp_options): Remove deps_target.
10754 * gcc.c (cpp_options): Handle -MT.
10755 * mkdeps.c (struct deps): Move from mkdeps.h.
10756 (deps_calc_target): Rename deps_add_default_target. Add a
10757 default target if none has been specified already.
10758 * mkdeps.h (struct deps): Move to mkdeps.c.
10759 (deps_calc_target): Rename deps_add_default_target.
10761 2000-01-03 Richard Henderson <rth@redhat.com>
10763 * c-decl.c (grokdeclarator): Give zero-length arrays size zero.
10765 * c-typeck.c (push_init_level): Move checks for flexible array
10766 members and zero length arrays ...
10767 (pop_init_level): ... here. Silently discard empty initializations.
10769 * varasm.c (output_constructor): Update for sizeof change to
10770 zero-length arrays.
10772 * extend.texi (Zero Length): Clarify semantics.
10774 2001-01-03 Alexandre Oliva <aoliva@redhat.com>
10776 * configure.in (tm.h): Include isns-codes.h last.
10777 * configure: Rebuilt.
10779 2001-01-03 Richard Henderson <rth@redhat.com>
10781 * config/alpha/alpha.md (addvsi3, addvdi3): New.
10782 (negvsi2, negvdi2, subvsi3, subvdi3, mulvsi3, mulvdi3): New.
10784 2001-01-03 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
10786 * tradcpp.c (main): Make sure finclude() is called with a valid
10787 indepth value while handling -include.
10789 2001-01-03 Alexandre Oliva <aoliva@redhat.com>
10791 * gencodes.c (output_predicate_decls): New function.
10793 * machmode.h (GET_MODE_MASK): Arrange for it to be defined
10794 even if it is not the first time machmode.h is #included.
10795 * config/sh/sh.c (fpul_operand): Declare MODE argument.
10796 * tm.texi (PREDICATE_CODES): Document predicate declarations.
10797 * gcc.texi (Copyright): Added 2001.
10799 2001-01-03 Joseph S. Myers <jsm28@cam.ac.uk>
10801 * c-common.c (c_common_lang_init): New function. Warn if format
10802 warning options which only have effects when used with -Wformat
10803 are used without -Wformat.
10804 * c-common.h (c_common_lang_init): Declare.
10805 * c-lang.c (lang_init): Call c_common_lang_init.
10806 * objc/objc-act.c (lang_init): Call c_common_lang_init.
10808 2001-01-03 Joseph S. Myers <jsm28@cam.ac.uk>
10810 * configure.in: Check for the mktemp command.
10811 * configure: Regenerate.
10812 * gccbug.in: Use a separate temporary file $TEMP0 for one use of
10813 $TEMP. Create temporary files with mktemp, if available at
10814 configure time; otherwise use set -C. Remove temporary files
10817 2001-01-03 Joseph S. Myers <jsm28@cam.ac.uk>
10819 * configure.in: Require at least texinfo 4.0. Check for whether
10820 Pod::Man is sufficiently recent to regenerate GCC manpages.
10821 * configure: Regenerate.
10822 * Makefile.in (TEXI2POD): Call perl explicitly rather than relying
10824 (GENERATED_MANPAGES): Define.
10825 (generated-manpages): New target. Depend on cpp.1 as well as
10827 (install-man): Depend on $(GENERATED_MANPAGES) (defined by
10828 configure to generated-manpages or empty) rather than on the
10829 manpages directly. Remove execute permission from installed
10830 gcov.1 as well as cpp.1.
10831 * cpp.1, gcov.1: Regenerate.
10833 2001-01-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10835 * builtins.c (expand_builtin_strncmp): Use host_integerp and
10836 tree_low_cst. Allow using cmpstrsi in more cases.
10838 Wed Jan 3 10:48:43 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
10840 * config/sparc/sparc.h (RETURN_IN_MEMORY): Return 0 for variable
10843 Wed Jan 3 12:22:32 2001 Alexandre Oliva <aoliva@redhat.com>
10845 * build-make (HOST_CFLAGS): Added `-DGENERATOR_FILE'.
10846 * Makefile.in (HOST_CFLAGS): Mention build-make.
10848 Wed Jan 3 08:53:50 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
10850 * config/sparc/sparc.md (nonlocal_goto): Emit goto_handler_and_restore
10853 2001-01-01 Bernd Schmidt <bernds@redhat.com>
10855 * builtins.c (expand_builtin_return_addr): Don't use MEM_ALIAS_SET on
10858 * cse.c (cse_rtx_varies_p): Accept additional FROM_ALIAS arg. All
10861 * alias.c (throughout): Use ORIGINAL_REGNO when accessing
10862 reg_base_value and reg_known_value arrays.
10863 (init_alias_analysis): Add more cases to detect known values.
10864 * sched-deps.c (deps_may_trap_p): New function.
10865 (sched_analyze_2): Use it.
10867 2001-01-03 Alexandre Oliva <aoliva@redhat.com>
10869 * combine.c (simplify_shift_const): Even if we're sign-extracting,
10870 don't discard an ASHIFTRT if we're shifting in a wider mode.
10872 2000-01-02 John David Anglin <dave@hiauly1.hia.nrc.ca>
10874 * toplev.c (rest_of_compilation): Don't print basic block information
10875 when CFG isn't up to date.
10877 2001-01-02 Mark Elbrecht <snowball3@bigfoot.com>
10879 * config/i386/djgpp.h (DWARF2_DEBUGGING_INFO): Define.
10880 (UNALIGNED_INT_ASM_OP, UNALIGNED_DOUBLE_ASM_OP): Define.
10881 (UNALIGNED_SHORT_ASM_OP): Define.
10882 (CPP_PREDEFINES): Remove defines for GO32 and DJGPP.
10884 2001-01-02 Mark Mitchell <mark@codesourcery.com>
10886 * fold-const.c (fold_convert): Fix typo.
10888 2001-01-02 Richard Henderson <rth@redhat.com>
10890 * c-common.h (ASM_INPUT_P): New.
10891 * c-parse.in (asm): Set it when needed.
10892 * c-semantics.c (genrtl_asm_stmt): Test it instead of the
10893 existance of an operand.
10895 Tue Jan 2 20:27:07 MET 2001 Jan Hubicka <jh@suse.cz>
10897 * dwarf2out.c (stack_adjust_offset): Handle PRE_MODIFY.
10898 (dwarf2out_frame_debug_expr): Likewise.
10899 (mem_loc_descriptor): Handle PRE and POST_MODIFY.
10901 Tue Jan 2 20:21:31 MET 2001 Jan Hubicka <jh@suse.cz>
10903 * i386.c (ix86_split_to_parts): Return number of part required;
10905 (print_operand, ix86_expand_branch, ix86_expand_fp_movcc): Handle
10907 (ix86_split_long_move): Use number of part returned
10908 by ix86_split_to_parts
10909 * i386.h (MASK_128BIT_LONG_DOUBLE, TARGET_128BIT_LONG_DOUBLE):
10911 (TARGET_SWITCHES): Add 128bit-long-double and 96bit-long-double
10912 (LONG_DOUBLE_TYPE_SIZE): Change from constant.
10913 (MAX_LONG_DOUBLE_TYPE_SIZE): New macro.
10914 (INTEL_EXTENDED_IEEE_FORMAT): Likewise.
10915 (ALIGN_MODE_128): Add TFmode.
10916 (IS_STACK_MODE): Likewise.
10917 (HARD_REGNO_NREGS): TFmode needs 3 registers.
10918 (HARD_REGNO_OK): Support TFmodes.
10919 (ASM_OUTPUT_LONG_DOUBLE): Handle TFmodes.
10920 * i386.md (scheduler definitions): Use memory operand to determine
10921 fst/fld instructions; use mode attribute to determine real mode of
10923 (*tf): New patterns, expanders and splitters; based on XFmode patterns.
10924 * invoke.texi (128bit-long-double, 96bit-long-double): Document.
10926 2001-01-02 Mark Mitchell <mark@codesourcery.com>
10928 * tree.def (TRUTH_NOT_EXPR): Improve documentation.
10930 Tue Jan 2 10:47:38 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.
10932 * expr.c (store_constructor_field): Update ALIGN before calling
10935 2001-01-02 Jeffrey Oldham <oldham@codesourcery.com>
10937 * config/mips/mips.c (function_arg): Don't pass NULL_TREE to
10940 2001-01-02 Jeffrey Oldham <oldham@codesourcery.com>
10942 * tm.texi (FUNCTION_ARG): Document that @var{type} can be an
10945 Tue Jan 2 10:47:38 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.
10947 * c-decl.c (start_function): Don't warn on third parameter to main.
10949 2001-01-02 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10951 * tsystem.h: Define HAVE_DECL_GETOPT.
10953 2001-01-02 Philip Blundell <pb@futuretv.com>
10955 * config/arm/linux-gas.h (CLEAR_INSN_CACHE): Avoid illegal clobber
10958 2001-01-02 Richard Henderson <rth@redhat.com>
10960 * alpha.md (*ze_and_ne): Duplicate insn condition to split.
10962 2001-01-02 Andreas Jaeger <aj@suse.de>
10964 * c-decl.c (c_decode_option): Remove support of
10965 -Wmissing-noreturn.
10967 * toplev.c (documented_lang_options): Remove -Wmissing-noreturn.
10968 (W_options): Add -Wmissing-noreturn here.
10970 * flow.c: Define lang_missing_noreturn_ok_p.
10971 (check_function_return_warnings): Use it.
10973 * c-common.h: Declare lang_missing_noreturn_ok_p.
10975 * c-lang.c (c_missing_noreturn_ok_p): New function.
10976 (lang_init): Set lang_missing_noreturn_ok_p.
10978 * invoke.texi (Warning Options): Document this.
10980 2000-12-27 Phil Edwards <pme@sources.redhat.com>
10982 * extend.texi (C++ Extensions): New node for C++ attributes;
10983 describe init_priority and com_interface.
10984 * invoke.texi: Remove -finit-priority as it now has zero effect.
10985 * install.texi: Fix xref syntax.
10986 * md.texi: Likewise.
10988 Mon Jan 1 21:28:29 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
10990 * config.gcc (sparc64-wrs-vxworks*): New case.
10991 * config/sparc/vxsparc64.h, config/sparc/t-vxsparc64: New files.
10993 * config/sparc/sparc.c (sparc_override_options): Do support different
10994 pointer and architecture size.
10995 * config/sparc/sparc.h (MIN_UNITS_PER_WORD): Always 4.
10996 (POINTERS_EXTEND_UNSIGNED): Define.
10997 (Pmode): Test TARGET_ARCH64, not TARGET_PTR64.
10998 (FUNCTION_MODE): Define to be Pmode.
10999 * config/sparc/sparc.md (64-bit call patterns): FUNCTION_MODE now DI.
11001 * function.c (expand_function_end): Properly handle DECL_RESULT
11002 and copy when ptr_mode != Pmode.
11003 * expmed.c (make_tree): Convert X from Pmode to ptr_mode, if needed.
11005 2001-01-01 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11007 * c-common.c (c_common_nodes_and_builtins): Set prototype
11008 parameters for __builtin_fputs, __builtin_fputc and
11009 __builtin_fwrite. Don't declare plain fputc as a builtin.
11011 2001-01-01 John David Anglin <dave@hiauly1.hia.nrc.ca>
11013 * loop.c (add_label_notes): Increment the label usage count when
11014 a note is added to an insn which refers to a CODE_LABEL.
11015 * gcse.c (add_label_notes): Likewise.
11017 2001-01-01 Andreas Jaeger <aj@suse.de>
11019 * loop.c (scan_loop): Use xmalloc to allocate movables.
11021 2001-01-01 Alexandre Oliva <aoliva@redhat.com>
11023 * tm.texi (REGISTER_MOVE_COST): Add a mode argument.
11024 * reload.c (REGISTER_MOVE_COST): Likewise. Adjust all callers.
11025 * reload1.c (REGISTER_MOVE_COST): Likewise.
11026 * regclass.c (REGISTER_MOVE_COST): Likewise.
11027 (move_cost, may_move_in_cost, may_move_out_cost): Add mode
11028 dimension. Adjust all users.
11029 (init_reg_sets_1): Iterate on all modes.
11030 * config/1750a/1750a.h (REGISTER_MOVE_COST): Adjust.
11031 * config/a29k/a29k.h (REGISTER_MOVE_COST): Adjust.
11032 * config/alpha/alpha.h (REGISTER_MOVE_COST): Adjust.
11033 * config/arc/arc.h (REGISTER_MOVE_COST): Adjust.
11034 * config/arm/arm.h (REGISTER_MOVE_COST): Adjust.
11035 * config/avr/avr.h (REGISTER_MOVE_COST): Adjust.
11036 * config/c4x/c4x.h (REGISTER_MOVE_COST): Adjust.
11037 * config/d30v/d30v.h (REGISTER_MOVE_COST): Adjust.
11038 * config/dsp16xx/dsp16xx.h (REGISTER_MOVE_COST): Adjust.
11039 * config/h8300/h8300.h (REGISTER_MOVE_COST): Adjust.
11040 * config/i386/i386.h (REGISTER_MOVE_COST): Adjust.
11041 * config/ia64/ia64.h (REGISTER_MOVE_COST): Adjust.
11042 * config/m32r/m32r.h (REGISTER_MOVE_COST): Adjust.
11043 * config/m68hc11/m68hc11.h (REGISTER_MOVE_COST): Adjust.
11044 * config/m68k/m68k.h (REGISTER_MOVE_COST): Adjust.
11045 * config/mcore/mcore.h (REGISTER_MOVE_COST): Adjust.
11046 * config/mips/mips.h (REGISTER_MOVE_COST): Adjust.
11047 * config/mn10200/mn10200.h (REGISTER_MOVE_COST): Adjust.
11048 * config/mn10300/mn10300.h (REGISTER_MOVE_COST): Adjust.
11049 * config/ns32k/ns32k.h (REGISTER_MOVE_COST): Adjust.
11050 * config/pa/pa.h (REGISTER_MOVE_COST): Adjust.
11051 * config/pdp11/pdp11.h (REGISTER_MOVE_COST): Adjust.
11052 * config/pj/pj.h (REGISTER_MOVE_COST): Adjust.
11053 * config/romp/romp.h (REGISTER_MOVE_COST): Adjust.
11054 * config/rs6000/rs6000.h (REGISTER_MOVE_COST): Adjust.
11055 * config/sh/sh.h (REGISTER_MOVE_COST): Adjust.
11056 * config/sparc/sparc.h (REGISTER_MOVE_COST): Adjust.
11058 2001-01-01 Bernd Schmidt <bernds@redhat.com>
11060 * alias.c (fixed_scalar_and_varying_struct): Adjust prototype of
11061 arg VARIES_P. Call it with extra arg.
11062 (true_dependence): Likewise.
11063 * rtl.h (rtx_addr_can_trap_p): Declare.
11064 (rtx_varies_p, rtx_addr_varies_p, true_dependence): Update
11066 * rtlanal.c (rtx_addr_can_trap_p): No longer static.
11067 (rtx_varies_p): Accept extra arg FOR_ALIAS; only disallow
11068 pic offset table register if it's zero. All callers changed.
11069 (rtx_addr_varies_p): Accept extra arg FOR_ALIAS; all callers changed.
11071 Mon Jan 1 07:38:33 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
11073 * explow.c (convert_memory_address, case SYMBOL_REF): Copy
11074 STRING_POOL_ADDRESS_P.
11076 * config/sparc/sparc.c (input_operand): Properly test for short op.
11078 * config.gcc (sparc-*-elf): Include sparc/sol2.h.
11079 (sparc-*-rtems*): Include sparc/sol2.h and sparc/elf.h.
11080 (sparclite-*-elf*, sparc86x-*-elf*): Likewise.
11081 * config/sparc/elf.h: No longer include sol2.h.
11082 * config/sparc/lifeelf.h: No longer include sparc/elf.h.
11083 * config/sparc/rtemself.h, config/sparc/sp86x-elf.h: Likewise.
11085 * config/sparc/sparc.md: Test TARGET_ARCH64 instead of TARGET_PTR64.
11087 2001-01-01 Michael Hayes <mhayes@redhat.com>
11089 * loop.c (check_insn_for_bivs): Use ivs->n_regs to check array bounds.
11090 (find_mem_givs, record_biv, maybe_eliminate_biv): Likewise.
11091 (record_initial): Likewise.
11092 * unroll.c (copy_loop_body, loop_iterations): Likewise.
11093 (remap_split_bivs): Likewise.
11095 2001-01-01 Michael Hayes <mhayes@redhat.com>
11097 * loop.c (loop_ivs_free): New function.
11098 (strength_reduce): Break out from...
11100 2001-01-01 Michael Hayes <mhayes@redhat.com>
11102 * loop.h (struct iv): New.
11103 (REG_IV_TYPE, REG_IV_CLASS, REG_INFO): Modify to use 'struct iv'.
11104 (struct loop_ivs): Replace 'reg_iv_type', 'reg_iv_info',
11105 'reg_biv_class' fields with 'regs' and 'n_regs'.
11106 (struct ivs): Rename 'loop_iv_list' field to 'list'.
11107 * loop.c (loop_bivs_find, strength_reduce): Use ivs->regs array.
11108 * unroll.c (loop_iterations): Check array bounds with ivs->n_regs.
11110 2000-12-31 Alexandre Oliva <aoliva@redhat.com>
11112 * resource.c (mark_referenced_resources): Abort() before
11113 attempting to mark a pseudo register.
11114 (mark_set_resources): Likewise.
11116 2001-01-01 Michael Hayes <mhayes@redhat.com>
11118 * loop.h (REG_IV_CLASS): New accessor macro.
11119 * loop.c (REG_IV_CLASS): Use it instead of reg_iv_class array.
11120 * unroll.c (REG_IV_CLASS): Likewise.
11122 See ChangeLog.4 for earlier changes.