1 2000-11-25 Richard Henderson <rth@redhat.com>
3 * c-common.h (DECL_C_HARD_REGISTER): New.
4 * c-decl.c (finish_decl): Set it for asm register variables.
5 * c-semantics.c (emit_local_var): Test it when instantiating one.
7 2000-11-25 Richard Henderson <rth@redhat.com>
9 * c-decl.c (c_expand_body): Use DECL_SOURCE_LINE rather than
10 lineno for the start of the function.
12 2000-11-25 Richard Henderson <rth@redhat.com>
14 * dwarf2out.c (file_table, file_table_allocated): Remove.
15 (file_table_allocated): Remove.
16 (struct file_table): New.
17 (decl_file_table, line_file_table): New.
18 (print_dwarf_line_table): Use them.
19 (size_of_line_prolog): Likewise.
20 (output_line_info): Likewise.
21 (add_src_coords_attributes): Likewise.
22 (gen_subprogram_die): Likewise.
23 (gen_variable_die): Likewise.
24 (dwarf2out_add_library_unit_info): Likewise.
25 (dwarf2out_line): Likewise.
26 (lookup_filename): Take a struct file_table argument.
27 (init_file_table): New.
28 (dwarf2out_init): Use it.
30 2000-11-25 Joseph S. Myers <jsm28@cam.ac.uk>
32 * invoke.texi: Update sequence points references.
34 2000-11-25 Neil Booth <neilb@earthling.net>
36 * c-common.c: Remove USE_CPPLIB conditional inclusions.
37 * c-common.h: Similarly.
38 * c-decl.c: Similarly.
39 * c-lang.c: Similarly.
41 * c-parse.in: Similarly.
42 * c-pragma.c: Similarly.
43 * c-pragma.h: Similarly.
45 * toplev.c: Similarly.
46 * cp/cp-tree.h: Similarly.
47 * cp/decl2.c: Similarly.
48 * cp/lang-specs.h: Similarly.
49 * cp/lex.c: Similarly.
50 * cp/lex.h: Similarly.
51 * cp/spew.c: Similarly.
52 * java/lang-options.h: Similarly.
53 * objc/lang-specs.h: Similarly.
54 * objc/objc-act.c: Similarly.
56 * configure.in: Remove configure option.
57 * config.in: Regenerate.
58 * configure: Regenerate.
60 2000-11-25 Richard Henderson <rth@redhat.com>
62 * haifa-sched.c (sched_analyze_1, sched_analyze_2, sched_analyze):
63 Revert 2000-11-22 change.
65 2000-11-25 Bernd Schmidt <bernds@redhat.co.uk>
67 * config/i386/i386.h (FIXED_REGS): Make the three flags registers
70 2000-11-25 Philipp Thomas <pthomas@suse.de>
71 * configure.in (ALL_LINGUAS): Remove en_GB and add sv.
74 2000-11-25 Jakub Jelinek <jakub@redhat.com>
76 * config/sparc/sparc.md (muldi3_v8plus): Remove H constraint.
77 Handle CONST_INT as second argument.
78 * config/sparc/sparc.c (set_extends): Remove first argument.
79 Properly handle AND, CONST_INT and CONST_DOUBLE, handle IOR, XOR and
81 (sparc_check_64): Abort if first argument is not REG.
82 If it is DImode REG, look at the lower register of the register
85 * config/sparc/sparc.c (load_pic_register, restore_regs,
86 output_return, sparc_v8plus_shift, sparc_function_profiler,
87 sparc_function_block_profiler, sparc_block_profiler): Fix output
90 2000-11-25 Alexandre Oliva <aoliva@redhat.com>
92 * config/sh/sh.h (TARGET_NONE): New.
93 (TARGET_SWITCHES): For all variant-selecting switch, use
94 TARGET_NONE to reset all other variant-selecting switch. Added
95 empty strings to avoid warnings.
96 (TARGET_DEFAULT): Set to SH1_BIT.
98 * Makefile.in ($(INTL_TARGETS)): Added $(CONFIG_H) for
101 * gcc/config/sh/sh.md (sibcalli, sibcalli_pcrel): New insns.
102 (sibcall_pcrel): New insn_and_split.
103 (sibcall, sibcall_value, sibcall_epilogue): New expands.
105 * config/sh/sh.md (GOTaddr2picreg, symGOT2reg, symGOTOFF2reg,
106 symPLT_label2reg, call, call_value): Don't set
107 current_function_uses_pic_offset_table.
108 * config/sh/sh.h (CONDITIONAL_REGISTER_USAGE): Don't mark
109 PIC_OFFSET_TABLE_REGNUM as call_used, so that calc_live_regs
110 takes it into account.
111 (FINALIZE_PIC): Delete, useless.
112 (LEGITIMATE_CONSTANT_P): Delete, unused.
113 * config/sh/sh.c (sh_expand_prologue): Don't use
114 current_function_uses_pic_offset_table. Don't special-case
115 PIC_OFFSET_TABLE_REGNUM. Initialize it if it's ever live and
117 (sh_expand_epilogue, initial_elimination_offset): Don't
118 special case PIC_OFFSET_TABLE_REGNUM.
120 2000-11-25 Alexandre Oliva <aoliva@redhat.com>, NIIBE Yutaka <gniibe@m17n.org>
122 * config/sh/sh-protos.h (symbol_ref_operand): Declare.
123 * config/sh/sh.md (UNSPEC_CALLER): New constant.
124 (calli_pcrel, call_valuei_pcrel): Use PIC_REG.
125 (call_pcrel, call_value_pcrel): New insn_and_splits.
126 (call, call_value): Use them.
127 (call_site): New expand.
128 (sym_label2reg, symPLT_label2reg): Adjust to hold call_sites.
129 * config/sh/sh.h (OUTPUT_ADDR_CONST_EXTRA) [UNSPEC_CALLER]:
130 Output call_site label.
131 (PREDICATE_CODES): Added symbol_ref_operand.
132 * config/sh/sh.c (symbol_ref_operand): Define.
133 * emit-rtl.c (try_split): Propagate CALL_INSN_FUNCTION_USAGE
134 to CALL_INSNs in the split sequence.
136 2000-11-24 Nick Clifton <nickc@redhat.com>
138 * config.gcc (v850-*-*): Define c_target_objs and
141 * config/v850/t-v850: Define how to build v850-c.o
143 * config/v850/v850.h (struct data_area_stack_element): Move
144 definition here from v850.c.
146 * config/v850v850.c: Include gcc.h to avoid compile time
148 (push_data_area): Move to v850-c.c.
149 (pop_data_area): Move to v850-c.c.
150 (mark_current_function_as_interrupt): Move to v850-c.c.
151 (GHS_default_section_names): Allow to be exported.
152 (GHS_current_section_names): Allow to be exported.
153 (data_area_stack_elements): Allow to be exported.
154 (ghs_pragma_section): Move to v850-c.c.
155 (ghs_pragma_interrupt): Move to v850-c.c.
156 (ghs_pragma_starttda): Move to v850-c.c.
157 (ghs_pragma_startsda): Move to v850-c.c.
158 (ghs_pragma_startzda): Move to v850-c.c.
159 (ghs_pragma_endtda): Move to v850-c.c.
160 (ghs_pragma_endsda): Move to v850-c.c.
161 (ghs_pragma_endzda): Move to v850-c.c.
163 * config/v850/v850-c.c: New file: Contains v850 specific
164 pragma parsing functions.
166 2000-11-24 Nick Clifton <nickc@redhat.com>
168 * config.gcc (extra_objs): Remove duplicate description.
169 (c_target_objs): New variable. Contains target specific
170 object files for the gcc C compiler only.
171 (cxx_target_objs): New variable. Contains target specific
172 object files for the gxx C++ compiler only.
174 * configure.in (c_target_objs): Substitute in the makefile.
175 (cxx_target_objs): Substitute in the makefile.
176 * configure: Regenerate.
178 * Makefile.in (C_TARGET_OBJS): Define and initialise from
180 (CXX_TARGET_OBJS): Define and initialise from
182 (C_AND_OBJC_OBJS): Include C_TARGET_OBJS.
184 * cp/Make-lang.in (CXX_C_OBJS): Include CXX_TARGET_OBJS).
186 * tm.texi (REGISTER_TARGET_PRAGMAS): Add paragraph explaining
187 about how the use of the 'c_lex' function requires the use of
188 the target specific, language specific object files feature of
189 the configuration mechanism.
191 Fri Nov 24 18:50:58 2000 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
193 * gcc.c (process_command): Use F_OK, not R_OK.
195 2000-11-24 Arno J. Klaassen <arno@heho.snv.jussieu.fr>
197 * flow.c (print_rtl_and_abort): Remove ANSIism.
199 Fri Nov 24 19:54:36 2000 Alexandre Oliva <aoliva@redhat.com>
201 * config/sh/sh.h (GENERAL_REGISTER_P,
202 GENERAL_OR_AP_REGISTER_P, FP_REGISTER_P, XD_REGISTER_P,
203 FP_OR_XD_REGISTER_P, FP_ANY_REGISTER_P): New macros. Use them
205 (SPECIAL_REG): Renamed to SPECIAL_REGISTER_P.
206 * config/sh/sh.c: Use new macros.
207 * config/sh/sh.md: Likewise.
209 Fri Nov 24 19:46:16 2000 Alexandre Oliva <aoliva@redhat.com>
211 * config/sh/sh.md: Clobber MACH_REG and MACL_REG in SImode,
212 instead of just MACH_REG in DImode. Always refer to FPSCR_REG
215 Fri Nov 24 22:37:41 2000 Denis Chertykov <denisc@overta.ru>
217 * config/avr/avr.c (out_tsthi,out_tstsi): Test simplification bug
219 (machine_dependent_reorg): Wrong optimization based on
220 NOTICE_UPDATE_CC removed.
222 Fri Nov 24 19:48:09 2000 J"orn Rennecke <amylaar@redhat.com>
224 * jump.c (delete_computation): Re-instate deletion of feeding insn.
225 (delete_insn): Look for REG_LABEL notes.
226 (redirect_tablejump): Delete feeding insns.
228 2000-11-24 Bernd Schmidt <bernds@redhat.co.uk>
230 * config/i386/i386.md (call_pop_0, call_pop_1, call_value_pop_0,
231 call_value_pop_1): Make sure operand numbers are contiguous.
233 * fold-const.c (fold_range_test): Avoid crash if LHS or RHS is null.
235 * reload1.c (conflicts_with_override): New function.
236 (emit_input_reload_insns): Use it to tighten test for validity
237 of substituting into output of previous insn.
239 * haifa-sched.c (struct ready_list): New.
240 (ready_lastpos, ready_add, ready_remove_first, ready_sort): New static
242 (schedule_insn): Replace args READY and N_READY with a pointer to a
243 ready_list; return void. Use the new functions to access the ready
244 list. All callers changed.
245 (queue_to_ready, debug_ready_list): Likewise.
246 (schedule_block): Initialize a ready_list structure. Use new
247 functions to access it.
248 (max_priority): Remove unused variable.
249 (schedule_insn): Don't set it.
251 * c-common.c (verify_tree): Don't recurse into CONSTRUCTORs.
253 * combine.c (cant_combine_insn_p): New function.
254 (try_combine): Use it.
256 * Makefile.in (c-common.o): Depend on $(OBSTACK_H).
257 * c-common.c (c-obstack.c): Include "obstack.h".
258 (struct reverse_tree): Delete.
259 (reverse_list, reverse_max_depth): Delete.
260 (build_reverse_tree, common_ancestor, modify_ok): Delete functions.
261 (struct tlist, struct tlist_cache): New.
262 (tlist_obstack, tlist_firstobj, warned_ids, save_expr_cache): New.
263 (add_tlist, merge_tlist, verify_tree, warning_candidate_p,
264 warn_for_collisions, warn_for_collisions_1, new_tlist): New
266 (verify_sequence_points): Rewritten.
267 * fold-const.c (fold): Don't lose possibly important sequence
268 points when removing one arm of TRUTH_ORIF_EXPRs or TRUTH_ANDIF_EXPRs.
270 2000-11-24 Richard Sandiford <rsandifo@redhat.com>
272 * gcc/cse.c (cse_insn): Removed conversion of REG_EQUIV to REG_EQUAL
273 when reversing a register-to-register copy. Reversal now disabled
274 when the previous instruction has a REG_EQUIV.
276 2000-11-24 Nathan Sidwell <nathan@codesourcery.com>
278 * c-parse.in (unary_expr): Move VA_ARG from here ...
279 (primary): ... to here.
281 2000-11-23 Graham Stott <grahams@redhat.com>
283 * expr.c (store_constructor): If a field is non addressable and
284 the target is a MEM use MEM_ALIAS_SET otherwise use get_alias_set.
286 2000-11-23 Bernd Schmidt <bernds@redhat.co.uk>
288 * flow.c (print_rtl_and_abort): New function.
289 (verify_wide_reg, verify_local_live_at_start): Try to dump more
290 information before aborting.
292 2000-11-23 Alexandre Oliva <aoliva@redhat.com>
294 * emit-rtl.c (gen_lowpart_common): Use word 0 if register mode
295 is narrower than requested mode.
296 (gen_highpart): Abort if register mode is narrower than
299 2000-11-23 Graham Stott <grahams@redhat.com>
301 * cse.c (cse_insn): Initialise all regcost variables.
302 Fix a typo add missing '='.
303 Only compare costs if there is a replacement insn.
305 Thu Nov 23 04:33:33 2000 Alexandre Oliva <aoliva@redhat.com>
307 * final.c (output_addr_const) [LABEL_REF]: Simplify.
308 [MINUS]: Enclose non-CONST_INTs in parentheses.
309 [default]: Try OUTPUT_ADDR_CONST_EXTRA.
310 * tm.texi (OUTPUT_ADDR_CONST_EXTRA): Document it.
311 * varasm.c (decode_rtx_const) [CONST]: If it's not something
312 PLUS or MINUS a CONST_INT, use the whole CONST with offset 0
313 instead of abort()ing.
314 * sh.c (output_pic_addr_const): Removed. Fixed all callers.
315 * sh.h (OUTPUT_ADDR_CONST_EXTRA): New. Handle the UNSPECs
316 formerly handled in output_pic_addr_const.
317 * sh.md (sym_label2reg, symPLT_label2reg): Enclose UNSPEC
318 operands of MINUS in CONSTs so that decode_rtx_const() will
321 Thu Nov 23 04:10:30 2000 Alexandre Oliva <aoliva@redhat.com>
323 * config/sh/sh.md (mova_const): New pattern.
324 (GOTaddr2picreg): Use it.
325 * config/sh/sh.c (broken_move): Match it.
326 (mova_p): Don't match it.
327 (machine_dependent_reorg): Adjust it.
329 Thu Nov 23 02:09:09 2000 Alexandre Oliva <aoliva@redhat.com>
331 * config/sh/sh.h (FIRST_GENERAL_REG, LAST_GENERAL_REG): New.
332 Moved most register-number #defines...
333 * config/sh/sh.md (define_constants): ... here. Use macros to
334 refer to registers and unspecs.
335 * config/sh/sh.c: Likewise.
337 Thu Nov 23 01:01:32 2000 J"orn Rennecke <amylaar@redhat.com>
339 * Makefile.in (HOST_CFLAGS): Add -DGENERATOR_FILE.
340 (rtl.o, print-rtl.o, bitmap.o, obstack.o): Build with -DGENERATOR_FILE.
341 (alloca.o, vfprintf.o, ggc-none.o, errors.o): Likewise.
342 (splay-tree.o, hash.o): Likewise.
344 (rtl.o, print-rtl.o): Depend on $(GCONFIG_H) instead of $(CONFIG_H).
345 (bitmap.o, obstack.o, vfprintf.o, ggc-none.o, errors.o): Likewise.
346 (hashtab.o): Likewise.
347 (gcov.o): Depend on $(CONFIG_H).
348 * configure.in: #include insn-codes.h in tm.h.
350 2000-11-22 Nick Clifton <nickc@redhat.com>
352 * config/arm/arm.c (arm_encode_call_attribute): Make 'newstr' a
353 const char * to avoid a compile time warning.
355 * config/arm/arm.md (define_constants): Define symbolic names for
356 the link register, last integer register and the fake CC register.
357 Update patterns to use these symbolic names.
359 2000-11-22 Neil Booth <neilb@earthling.net>
361 * cpplex.c (trigraph_ok): Ensure we don't warn twice.
362 * cpplib.h (struct cpp_buffer): New member last_Wtrigraphs.
364 2000-11-22 Richard Henderson <rth@redhat.com>
366 * haifa-sched.c (sched_analyze_1): Don't special-case calls
367 for clobbering registers.
368 (sched_analyze_2): Likewise.
369 (sched_analyze): Zap reg_last_uses and reg_last_sets after calls.
371 2000-11-22 Chris Demetriou <cgd@sibyte.com>
372 Neil Booth <neilb@earthling.net>
374 * gcc.c (validate_switches): Validate multiple switches named
375 in '|' (or) expressions in specs.
376 (handle_braces): If more than 1 alternative in a '|' spec
377 matches, call do_spec1 just once.
379 2000-11-22 Michael Meissner <meissner@redhat.com>
381 * d30v.h (TARGET_SWITCHES): Add documentation strings.
382 (TARGET_OPTIONS): Ditto.
383 (OPTIMIZATION_OPTIONS): Temporarily turn off -frename-registers if
386 Wed Nov 22 06:40:56 2000 Jeffrey A Law (law@cygnus.com)
388 * pa.c (hppa_encode_label): Account for addition of encoding
389 character when allocating persistent space for the new label
392 2000-11-22 Zack Weinberg <zack@wolery.stanford.edu>
394 * Makefile.in, config.gcc, configure.in: Expunge remaining
395 traces of facility for running MD files through C preprocessor.
397 2000-11-22 Joseph S. Myers <jsm28@cam.ac.uk>
399 * gcov.texi: Add magic comments for texi2pod.pl.
400 * Makefile.in: Add rules to generate and install gcov.1.
401 * gcov.1: New (generated) file.
403 2000-11-21 Richard Henderson <rth@redhat.com>
405 * regrename.c (scan_rtx_reg): Terminate the chain rather than
406 abort on mark_read with NO_REGS.
408 2000-11-21 Mike Stump <mrs@wrs.com>
410 * fixinc/fixtests.c (TEST_FOR_FIX_PROC_HEAD): Fix to allow
411 compilation with older compilers, such as /bin/cc on SunOS.
412 * fixinc/fixfixes.c (FIX_PROC_HEAD): Ditto.
414 2000-11-21 Richard Henderson <rth@redhat.com>
416 * varasm.c (record_constant): Pad the constructed
417 constant_descriptor appropriately.
419 Wed Nov 22 00:52:55 2000 J"orn Rennecke <amylaar@redhat.com>
421 * rtl.h (traverse_md_constants): Declare.
422 (struct md_constant): Define.
423 * Makefile.in (HOST_RTL): Add hashtab.o .
424 (OBJS): Add hashtab.o .
425 (hashtab.o): New rule.
426 (rtl.o): Depends on HASHTAB_H.
427 * rtl.c (hashtab.h): #include.
428 (md_constants): New static variable.
429 (def_hash, def_name_eq_p, read_constants): New static functions.
430 (traverse_md_constants): New function.
431 (read_name): Do constant expansion.
432 (read_rtx): Recognize define_constants.
433 * gencodes.c (print_md_constant): New function.
434 (main): Emit #defines for all constant definitions encountered.
435 * md.texi (Constant Definitions): New node.
436 * gensupport.c (xcalloc): New function.
438 2000-11-21 Richard Henderson <rth@redhat.com>
440 * config/alpha/alpha.c (alpha_split_tfmode_frobsign): New.
441 * config/alpha/alpha-protos.h: Declare it.
442 * config/alpha/alpha.md (abstf_internal): Use it.
443 (negtf_internal): Likewise.
444 (andnotdi3): Unstar the name.
445 (movtf_internal): Add o/G alternative.
447 2000-11-21 Zack Weinberg <zack@wolery.stanford.edu>
449 * stringpool.c (stringpool_statistics): Also report number and
450 percentage of entries which are identifiers.
452 2000-11-21 Diego Novillo <dnovillo@redhat.com>
454 * gcse.c (hoist_expr_reaches_here_p): Do not mark expr_bb as
455 visited before visiting it.
457 2000-11-21 Nick Clifton <nickc@redhat.com>
459 * config/arm/arm.h: Accept TARGET_CPU_arm9tdmi,
460 TARGET_CPU_strongarm110 and TARGET_SPU_strongarm1100.
462 * config.gcc: Accept --with-cpu=arm9 and --with-cpu=arm9tdmi.
464 2000-11-21 Richard Henderson <rth@redhat.com>
466 * c-common.c (c_unsafe_for_reeval): New function.
467 (add_c_tree_codes): Register it.
468 * c-common.h: Declare it.
469 * tree.c (lang_unsafe_for_reeval): New hook.
470 (unsafe_for_reeval): Call it.
471 * tree.h: Declare it.
473 2000-11-21 Richard Henderson <rth@redhat.com>
475 * config/i386/i386.c (i386_simplify_dwarf_addr): Simplify @GOT
478 2000-11-21 Neil Booth <neilb@earthling.net>
480 * do_includes: Revert to using cpp_read_file.
482 2000-11-21 Bernd Schmidt <bernds@redhat.co.uk>
484 * loop.c (consec_sets_giv): If the reg we're examining is anything
485 but UNKNOWN_INDUCT, do nothing.
486 Reset the reg's type to UNKNOWN_INDUCT before returning.
488 Mostly from Vladimir Makarov (vmakarov@redhat.com)
489 * ia64.md (attr itanium_class): Define insn types as described in
491 (all insn patterns): Use itanium_class, not type attributes.
492 Occasionally split alternatives as necessary.
493 (attr type): Compute from new attr itanium_class.
495 2000-11-21 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
497 * tradcpp.c (output_line_command): Mark system headers as such in
500 2000-11-21 Jakub Jelinek <jakub@redhat.com>
502 * configure.in (HAVE_AS_DWARF2_DEBUG_LINE): Sparc has .file/.loc
503 support in as as well.
504 * configure: Regenerate.
506 2000-11-20 Richard Henderson <rth@redhat.com>
508 * c-lex.c (orig_filename): New variable.
509 (init_c_lex): Set it. Move call to cpp_start_read ...
510 (yyparse): ... here. New function.
511 * c-parse.in (yyparse_1): Rename the parser entry point.
512 * c-tree.h: Declare it.
514 2000-11-21 Jakub Jelinek <jakub@redhat.com>
516 * expr.c (do_compare_and_jump): If op0 was replaced by promoted
517 integer constant, use type of op1 for comparison.
519 2000-11-20 Stan Shebs <shebs@apple.com>
521 * config/rs6000/xm-darwin.h: New file, Darwin host definitions.
522 * config/rs6000/x-darwin: New file, Darwin host fragment.
523 * config.gcc (powerpc-*-darwin*): New host.
524 * system.h (HAVE_DESIGNATED_INITIALIZERS): Allow this to be
525 overridden by a config file.
527 2000-11-20 Neil Booth <neilb@earthling.net>
529 * cppmacro.c (paste_tokens): Rename from paste_payloads.
530 Change token type after pasting spellings.
531 (paste_all_tokens): Use it.
532 * gcc.dg/cpp/paste2.c: Update test.
533 * objc/execute/paste.m: New test.
535 2000-11-20 Richard Henderson <rth@redhat.com>
537 * dwarf.h (FMT_CODE): Adjust argument order; fix mapping to
538 dwarf_subscr_data_formats bits.
539 * dwarfout.c (simple_type_size_in_bits): Handle a type with
540 no computed size as size zero.
541 (field_byte_offset): Likewise.
542 (subscript_data_attribute): Handle a range with no upper bound.
544 2000-11-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
546 * gansidecl.h (const): Check __STDC__ before undef'ing `const'.
548 2000-11-20 Joseph S. Myers <jsm28@cam.ac.uk>
550 * c-typeck.c (build_conditional_expr): When merging type
551 qualifiers for conditional expressions between a pointer and a
552 pointer to a void type, merge the qualifiers on the target types
553 rather than the pointer type. Remove obsolete conditioned out
556 2000-11-20 Neil Booth <neilb@earthling.net>
558 * c-lang.c (lang_init_options): Update call to
560 * cppmain.c (main): Similarly.
561 * fix-header.c (read_scan_file): Similarly.
562 * cp/lex.c (lang_init_options): Similarly.
563 * objc/objc-act.c (lang_init_options): Similarly.
564 * cppexp.c (parse_number): Only warn for unextended C89.
565 * cppinit.c (set_lang): New function.
566 (cpp_reader_init): Take a LANG argument and pass it to set_lang.
567 (COMMAND_LINE_OPTIONS): New option std=c++98.
568 (cpp_handle_option): Use set_lang.
569 * cpplex.c (_cpp_lex_token): Warn pedantically if not C99.
570 * cppib.h (enum_c_lang): New enumeration. Update comments.
572 2000-11-20 Will Cohen <wcohen@redhat.com>
574 * calls.c (expand_call): Clear target only when target is in
575 hard register and current_function_check_memory_usage is set.
577 2000-11-20 Bernd Schmidt <bernds@redhat.co.uk>
579 * toplev.c (rest_of_compilation): Run optimize_mode_switching even
581 * sh.c (emit_sf_insn, emit_df_insn): Just call emit_insn.
583 2000-11-19 Richard Henderson <rth@redhat.com>
585 * crtstuff.c (force_to_data): Use array size 1 not 0.
587 * dwarf2out.c (simple_type_size_in_bits): Handle a type with
588 no computed size as size zero.
589 (field_byte_offset): Likewise.
591 2000-11-20 Joseph S. Myers <jsm28@cam.ac.uk>
593 * config.gcc: Fix another typo.
595 2000-11-19 Richard Henderson <rth@redhat.com>
597 * c-decl.c (grokdeclarator): Support flexible array members.
598 Use open-ended ranges for these and zero-length arrays.
599 * c-typeck.c (push_init_level): Validate the context of
600 initialization of a zero-length array.
601 * tree.c (int_fits_type_p): Be prepared for missing bounds.
602 * varasm.c (array_size_for_constructor): New.
603 (output_constructor): Use it for arrays of unspecified length.
604 * extend.texi (Zero Length): Mention C99 flexible array members.
605 Document initialization in a top-level struct as valid.
607 2000-11-19 Joseph S. Myers <jsm28@cam.ac.uk>
609 * config.gcc, invoke.texi: Fix errors in spelling of "deprecated".
611 * alias.c (mems_in_disjoint_alias_sets_p): Do use alias sets in
612 stdarg and varargs functions.
614 2000-11-19 Zack Weinberg <zack@wolery.stanford.edu>
616 * gcc.c (process_command): Define 'j' variable when
617 MODIFY_TARGET_NAME is defined.
619 2000-11-19 Richard Henderson <rth@redhat.com>
621 * stor-layout.c (variable_size): Only put SAVE_EXPRs on pending_sizes.
623 2000-11-19 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
625 * rs6000/rs6000.c (rs6000_encode_section_info): Fix string length
626 calculation and allocation.
628 2000-11-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
630 * builtins.c (c_getstr): Constify variable.
631 * gmon-sol2.c (_mcleanup): Comment out #endif labels.
632 * conflict.c (const_conflict_graph_arc): New typedef.
633 (arc_hash, arc_eq): Avoid needlessly casting away const-ness.
634 * cppmacro.c (builtin_macro): Likewise.
635 * dwarf2out.c (output_comp_unit): Constify variable.
636 * fix-header.c (v_fatal): Add ATTRIBUTE_PRINTF.
637 * protoize.c (IS_SAME_PATH_CHAR): Use TOUPPER, not toupper.
638 * ssa.c (ssa_rename_from_hash_function): Avoid needlessly casting
640 * tradcpp.c (rescan, do_line, macroexpand, macarg): Use
641 ISALNUM/ISDIGIT/ISPRINT, not isalnum/isdigit/isprint.
642 * varasm.c (const_str_htab_hash, const_str_htab_eq,
643 compare_constant_1, record_constant_1): Constify.
645 2000-11-18 Richard Henderson <rth@redhat.com>
647 * c-decl.c (grokdeclarator): Special case the creation of an
648 index for a zero-length array.
649 * tree.c (build_index_type): Revert Oct 20 change.
651 2000-11-18 Marek Michalkiewicz <marekm@linux.org.pl>
653 * config/avr/avr-protos.h (avr_output_addr_vec_elt): Prototype.
654 * config/avr/avr.c (jump_tables_size): New variable.
655 (function_prologue): Initialize it as 0.
656 (function_epilogue): Add it to function_size.
657 (avr_output_addr_vec_elt): New function. Count words in jump
658 tables in jump_tables_size. Move code ...
659 * config/avr/avr.h (ASM_OUTPUT_ADDR_VEC_ELT): ... from here.
660 Call avr_output_addr_vec_elt instead.
661 * config/avr/avr.md (tablejump): Remove disabled define_expand.
663 2000-11-18 Mark Mitchell <mark@codesourcery.com>
665 * configure.in: Make --enable-new-gxx-abi the default.
666 * configure: Likewise.
668 2000-11-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
670 * Makefile.in (tradcpp.o, tradcif.o): Depend on tradcpp.h.
672 * tradcif.y: Include tradcpp.h. Constify. Make functions static.
673 Move extern function declarations to tradcpp.h.
675 * tradcpp.c: Likewise.
677 * tradcpp.h: New file.
679 2000-11-18 Joseph S. Myers <jsm28@cam.ac.uk>
681 * c-decl.c (check_for_loop_decls): New function.
682 * c-parse.in (for_init_stmt): New.
683 (select_or_iter_stmt): Use for_init_stmt.
684 * c-tree.h (check_for_loop_decls): New declaration.
686 2000-11-18 Neil Booth <neilb@earthling.net>
688 * cppinit.c: Update comments.
689 (cpp_reader_init): Make -imacro and -include use the standard
690 #include "" search path.
691 (do_includes): New function.
693 2000-11-18 Ben Elliston <bje@redhat.com>
695 * config/sh/crt1.asm (start_l): Move PC-relative move instruction
696 out of a branch delay slot.
698 2000-11-17 Richard Henderson <rth@redhat.com>
700 * config/alpha/elf.h (PREFERRED_DEBUGGING_TYPE): Set to DWARF2_DEBUG.
701 (ASM_SPEC): Disable and enable .mdebug based on -gstabs.
702 (ASM_FILE_START): Only write out ecoff .file directive if
703 emitting mdebug debugging.
705 2000-11-17 Richard Henderson <rth@redhat.com>
707 * configure.in (HAVE_AS_DWARF2_DEBUG_LINE): New. Detect
708 whether as accepts .file/.loc and produces dwarf2 line info.
709 * dwarf2out.c (DWARF2_ASM_LINE_DEBUG_INFO): Default on if
710 the assembler supports it.
711 * config.in, configure: Regenerate.
713 2000-11-17 Richard Henderson <rth@redhat.com>
715 * fixinc/mkfixinc.sh: Don't disable fixincludes for any linux*.
717 2000-11-17 Jim Wilson <wilson@redhat.com>
719 * config/ia64/ia64.c (emit_insn_group_barriers, case CALL_INSN):
720 Don't clear need_barrier is next_insn is a CALL_INSN, or has
721 instruction type B or UNKNOWN.
723 2000-11-17 Neil Booth <neilb@earthling.net>
725 * cpperror.c (print_file_and_line): Don't display line number if 0.
727 2000-11-17 Zack Weinberg <zack@wolery.stanford.edu>
729 * ggc.h: Delete ggc_add_string_root and ggc_mark_string. Add
730 digit_vector and digit_string.
731 * stringpool.c (digit_vector): New.
732 (ggc_alloc_string): Use digit_string.
734 * stmt.c (digit_strings): Delete.
735 (init_stmt): Do not initialize digit_strings.
736 (expand_asm_operands): Use ggc.h's digit_string macro.
737 * toplev.c (mark_file_stack): Delete.
738 (compile_file): Don't call init_tree_codes.
739 (main): No need to make the file stack a GC root.
740 * tree.c (init_tree_codes): Delete.
741 * tree.h (init_tree_codes): Delete.
743 * c-lex.c: Don't include ggc.h.
744 (mark_splay_tree_node, mark_splay_tree): Delete.
745 (init_c_lex): No need to ggc_strdup string constant. Don't add
746 file_info_tree to GGC roots.
747 (cb_enter_file, cb_rename_file): No need to ggc_strdup
750 * Makefile.in (c-lex.o): No longer depends on $(GGC_H).
752 * dbxout.c (dbxout_init),
753 dwarf2out.c (dwarf2out_line),
754 ggc-common.c (ggc_mark_rtx_children, ggc_mark_trees),
755 varasm.c (mark_const_hash_entry, mark_pool_constant, init_varasm_once),
756 xcoffout.c (xcoffout_source_file),
757 i386.c (load_pic_register):
758 Delete call(s) to ggc_add_string_root and/or ggc_mark_string.
760 * except.c (create_rethrow_ref),
761 profile.c (init_edge_profiler),
762 toplev.c (compile_file),
763 varasm.c (named_section, assemble_static_space,
764 assemble_trampoline_template, output_constant_def, force_const_mem),
765 i386.c (load_pic_register),
766 ia64.c (ia64_encode_section_info),
767 rs6000.c (rs6000_emit_load_toc_table, create_TOC_reference,
768 rs6000_emit_prologue, rs6000_emit_epilogue),
769 rs6000.md (load_toc_aix_si, load_toc_aix_di):
770 Change ggc_alloc_string (var, -1) to ggc_strdup (var).
772 * profile.c (output_func_start_profiler),
774 i386.c (load_pic_register): No need to ggc_strdup string constant.
776 2000-11-17 Hans-Peter Nilsson <hp@axis.com>
778 * Makefile.in (config.status): Depend on config.gcc.
779 * configure.in <for machine in $build $host $target>: Move
780 contents of loop into config.gcc, removing autoconf quoting.
781 Fix changequote bug for alpha*-*-vxworks*.
782 * configure: Regenerate.
785 2000-11-16 Zack Weinberg <zack@wolery.stanford.edu>
787 * c-parse.in (if_prefix): Find the filename and line number at
788 $-2 and $-1 respectively.
789 * diagnostic.c (error_recursion): Add missing newline, use
790 fputs, translate string.
792 2000-11-16 Zack Weinberg <zack@wolery.stanford.edu>
794 * stringpool.c: New file.
795 * ggc-common.c (ggc_mark_string_ptr, ggc_add_string_root): Delete.
796 (ggc_alloc_string): Now in stringpool.o.
797 * ggc-page.c, ggc-simple.c: Do not define or allocate empty_string.
798 * ggc.h: Delete prototype of ggc_add_string_root. #define
799 ggc_add_string_root and ggc_mark_string to nothing. Prototype
800 init_stringpool and stringpool_statistics.
801 (ggc_alloc_string): Returns a const char *.
802 * tree.c (hash_table, do_identifier_warnings): Delete.
803 (init_obstacks): Don't initialize the identifier hash table.
804 (get_identifier, maybe_get_identifier, start_identifier_warnings,
805 set_identifier_size): Now in stringpool.c.
806 * tree.h (struct tree_string): Constify pointer field.
807 (approx_sqrt): Prototype.
809 * Makefile.in (stringpool.o): Add rule, mention in OBJS.
811 * toplev.c (approx_sqrt): New function.
812 (compile_file): Call stringpool_statistics if mem_report is on.
813 (main): Call init_stringpool.
815 * builtins.c (c_strlen), c-decl.c (finish_decl), c-lex.c
816 (process_directive), c-typeck.c (constructor_asmspec, struct
817 initializer_stack, start_init), except.c (create_rethrow_ref),
818 stmt.c (digit_strings), toplev.c (decode_f_option), tree.c
819 (built_in_filename), varasm,c (in_named_name,
820 assemble_static_space, struct constant_descriptor, struct
821 deferred_string, struct pool_constant, force_const_mem),
822 i386.c (pic_label_name, global_offset_table_name), rs6000.c
823 (rs6000_emit_prologue, rs6000_emit_epilogue) : Constify a char *.
825 * c-common.c (combine_strings): Combine strings in scratch
826 buffer, then pass to build_string.
827 * optabs.c (init_libfuncs), profile.c (init_edge_profiler,
828 output_func_start_profiler), stmt.c (init_stmt), alpha.c
829 (alpha_need_linkage), arm.c (arm_encode_call_attribute),
830 i386.c (load_pic_register), ia64.c (ia64_encode_section_info),
831 rs6000.c (rs6000_encode_section_info): Create string in
832 scratch buffer, then pass to ggc_alloc_string.
834 * stmt.c (expand_asm_operands): If we must adjust the
835 constraint strings, do so by creating a new one, not by
836 modifying the old one in place. Constify some char *s.
837 * config/pa/pa.c (hppa_encode_label): Drop unnecessary second
838 argument. Create string in scratch buffer, then pass to
840 * config/pa/pa-protos.h: Update prototype.
841 * config/pa/elf.h, config/pa/pa.h, config/pa/som.h:
842 hppa_encode_label takes only one argument.
844 2000-11-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
846 * mcore.c (mcore_expand_prolog): Call xmalloc/xrealloc, not
849 * cpplib.c (glue_header_name): Likewise.
851 * fixincl.c (run_compiles, start_fixer): Likewise.
853 * fixlib.c (load_file_data): Likewise.
855 * mkdeps.c (munge): Likewise.
857 2000-11-17 Hans-Peter Nilsson <hp@axis.com>
859 * defaults.h [EH_FRAME_SECTION_ASM_OP] (EH_FRAME_SECTION): Remove
860 trailing ';'. Fix formatting.
862 2000-11-16 Jim Wilson <wilson@redhat.com>
864 * config/ia64/ia64.h (MASK_INLINE_DIV_LAT, MASK_INLINE_DIV_THR):
865 Shift masks left by one to avoid conflict.
867 * config/ia64/ia64.c (ia64_encode_section_info): Disallow decls with
870 2000-11-16 Nick Clifton <nickc@redhat.com>
872 * config/arm/arm.c (output_arm_prologue): Note nested functions.
873 (arm_expand_prologue): For nested functions preserve the
874 static chain register during stack frame creation.
876 * config/arm/arm.h (STATIC_CHAIN_REGNUM): Change to 12.
877 (ARM_INITIAL_FRAME_ELIMINATION_OFFSET): For a nested function
878 with a stack frame there is a 4 byte gap between the arg
879 pointer and the hard frame pointer (used to preserve the
880 static chain register during stack frame creation).
882 2000-11-16 DJ Delorie <dj@redhat.com>
884 * rtl.c (read_rtx): Provide suitable names for unnamed
885 define_insn and define_insn_and_split patterns, based on file
888 2000-11-15 Neil Booth <neilb@earthling.net>
890 * cpplib.c (start_directive, end_directive): New functions.
891 (_cpp_handle_directive, run_directive): Use them.
892 (_cpp_handle_directive): Don't -Wtraditional on indented
894 (_cpp_push_buffer): Don't re-clear was_skipping.
895 * cpplib.h (struct cpp_reader): New member la_saved.
896 * cppmacro.c (cpp_get_token): Don't interpret _Pragma in
899 gcc.dg/cpp/_Pragma1.c: Update.
900 gcc.dg/cpp/_Pragma2.c: New test.
902 2000-11-15 Mark Mitchell <mark@codesourcery.com>
904 * toplev.c (wrapup_global_declarations): Don't write out
905 artificial static variables that aren't needed.
907 2000-11-15 Bernd Schmidt <bernds@redhat.co.uk>
909 * ia64.c (struct group): New structure.
910 (last_group): New static array.
911 (group_idx): New static variable.
912 (emit_group_barrier_after, errata_find_address_regs, errata_emit_nops):
913 New static functions.
914 (emit_insn_group_barriers): Initialize and keep track of group_idx
916 Call errata_emit_nops if TARGET_B_STEP or TARGET_A_STEP.
917 Replace all calls to emit_insn_after that emit a group barrier to use
918 emit_group_barrier_after.
919 * ia64.h (MASK_B_STEP): New.
920 (other MASK_XXX macros): Renumbered.
921 (TARGET_B_STEP): New.
922 (TARGET_SWITCHES): Add -mb-step.
924 2000-11-15 Fred Fish <fnf@be.com>
926 * fixinc/mkfixinc.sh (fixincludes): Add *-*-beos* to list of
927 machines for which fixincludes is not needed.
928 * config/i386/x-beos (STMP_FIXPROTO): Don't run fixproto.
930 2000-11-15 Jason Merrill <jason@redhat.com>
932 * diagnostic.c (finish_abort): New fn.
933 (fancy_abort, error_recursion): Use it.
934 * toplev.c (crash_signal): Likewise.
935 * diagnostic.h: Declare it.
937 2000-11-13 Andrew Haley <aph@redhat.com>
939 * tree.c (build_type_no_quals): New function.
940 * tree.h (build_type_no_quals): Declare.
941 * c-common.c (c_get_alias_set): When considering type
942 compatibility for pointer types, ignore cv-qualifiers anywhere in
945 2000-11-15 Graham Stott <grahams@redhat.com>
947 * regrename.c (scan_rtx_rtx): Skip to the next chain on
948 encountering a terminated chain.
950 2000-11-14 Mark Mitchell <mark@codesourcery.com>
952 * configure.in: Move check for V3 above check for C++ header-file
954 * configure: Regenerated.
956 2000-11-14 DJ Delorie <dj@redhat.com>
958 * config/v850/v850.c: Remove obstacks.
960 Tue Nov 14 21:54:31 2000 Marek Michalkiewicz <marekm@linux.org.pl> & Denis Chertykov <denisc@overta.ru>
962 * config/avr/avr.c (avr_case_values_threshold): New.
963 (avr_override_options): Set it depending on options, make it large
964 when not optimizing to work around "unable to generate reloads".
966 * config/avr/avr.h (TARGET_SWITCHES): Add -mno-tablejump option.
967 (EXTRA_SECTION_FUNCTIONS): Make the .progmem.gcc_sw_table section
968 executable if not AVR_MEGA. Make sure jump tables are word-aligned.
969 (JUMP_TABLES_IN_TEXT_SECTION): Define as 0, not 1.
970 (ASM_OUTPUT_ADDR_VEC_ELT): Optimize, use "rjmp" if not AVR_MEGA.
971 (avr_case_values_threshold): Declare as extern int.
972 (CASE_VALUES_THRESHOLD): Define as avr_case_values_threshold.
974 * config/avr/avr.md (tablejump): Removed.
975 (*tablejump_rjmp): New for jump tables made from "rjmp" instructions.
976 (*tablejump_lib, *tablejump_enh, *tablejump): Change to expect the
977 index in the table, not multiplied by 2.
978 (casesi): Change to match the above insns. Always enable.
980 * config/avr/libgcc.S (__tablejump__): Rename to __tablejump2__.
981 Change to expect the word address of the table, multiply it by 2
982 here and not in the caller. Change "adiw" to faster "inc".
984 2000-11-14 Neil Booth <neilb@earthling.net>
986 * cppexp.c (parse_defined): Call cpp_get_token not
989 * cpplex.c (cpp_output_line): Similarly.
990 * cpplib.c (glue_header_name, do_line, do_ident,
991 parse_answer, parse_assertion): Similarly.
992 (_cpp_handle_diretive): Don't save to lookaheads
993 when processing directives.
994 * cppmacro.c (parse_arg, expand_arg): Call cpp_get_token not
996 (funlike_invocation_p): Don't save to lookaheads
997 when pre-expanding arguments.
998 (_cpp_get_token): Delete.
999 (cpp_get_token): Merge contents of _cpp_get_token.
1001 2000-11-14 Jakub Jelinek <jakub@redhat.com>
1003 * builtins.c (expand_builtin_setjmp): Set
1004 current_function_calls_setjmp.
1005 (expand_builtin_longjmp): Set current_function_calls_longjmp.
1007 * config/sparc/sparc.md (builtin_setjmp_setup): New expand.
1008 (do_builtin_setjmp_setup): New insn.
1010 Tue Nov 14 12:34:56 2000 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1012 * tree.c (get_unwidened): Use host_integerp and tree_low_cst.
1013 (int_fits_type_p): For variable bounds, call force_fit_type.
1015 2000-11-14 Jakub Jelinek <jakub@redhat.com>
1017 * varasm.c (struct deferred_string): New structure.
1018 (const_str_htab): New variable.
1019 (STRHASH): New macro.
1020 (mark_const_str_htab_1, mark_const_str_htab, const_str_htab_hash,
1021 constr_str_htab_eq, const_str_htab_del): New functions.
1022 (output_constant_def): Add DEFER argument, defer string
1023 constants until mark_constant_pool time if requested.
1024 (mark_constant_pool): Walk the insn chain even if const_str_htab is
1026 (mark_constants): If a SYMBOL_REF for deferred string is found,
1027 output it and remove from hash table.
1028 (output_addressed_constants): Set DEFER to 0 in call to
1029 output_constant_def.
1030 * rtl.h (STRING_POOL_ADDRESS_P): Define.
1031 (output_constant_def): Adjust prototype.
1032 * expr.c (expand_expr): Set DEFER to 1 in call to output_constant_def.
1034 2000-11-14 Chandrakala Chavva <cchavva@redhat.com>
1036 * optabs.c (expand_complex_ab):: Use overflow-trapping optabs for
1037 signed types if flag_trapv.
1039 2000-11-14 Zack Weinberg <zack@wolery.stanford.edu>
1041 * tradcpp.c, tradcif.y: Update FSF mailing address, delete
1044 2000-11-14 Joseph S. Myers <jsm28@cam.ac.uk>
1046 * c-common.h (CTI_C_SIZE_TYPE): Update comment.
1048 2000-11-14 Jakub Jelinek <jakub@redhat.com>
1050 * varasm.c (struct varasm_status): Change x_const_rtx_sym_hash_table
1051 to array of pool_constnat pointers.
1052 (struct pool_constant): Add next_sym and label members.
1053 (struct pool_sym): Remove.
1054 (init_varasm_status): Change pool_sym into pool_constant.
1055 (mark_pool_constant): Mark pc->label string as well.
1056 (mark_pool_sym_hash_table): Remove.
1057 (mark_varasm_status): Remove it from caller as well.
1058 (free_varasm_status): Don't free pool_sym structures.
1059 (force_const_mem): Don't allocate pool_sym structure, instead
1060 fill pool->label and chain it into rtx_sym hash table.
1061 (find_pool_constant, mark_constant_pool): Use pool_constant instead
1064 2000-11-14 Jakub Jelinek <jakub@redhat.com>
1066 * reload1.c (emit_input_reload_insns): Honour forcing of constants
1067 into memory by PREFERRED_RELOAD_CLASS NO_REGS.
1069 2000-11-14 Michael Matz <matzmich@cs.tu-berlin.de>
1071 * dominance.c: New file.
1072 * Makefile.in (OBJS): Add dominance.o.
1074 * flow.c (compute_flow_dominators): Remove.
1075 (compute_immediate_dominators): Remove.
1076 (compute_immediate_postdominators): Remove.
1077 * basic-block.h: Remove their prototypes.
1078 (calculate_dominance_info): Add prototype.
1080 * dce.c (eliminate_dead_code): Change calls to above functions.
1081 Don't compute dominators but only immediate dominators.
1082 * flow.c (flow_loops_find): Change callers.
1083 * gcse.c (compute_code_hoist_data): Likewise.
1084 * haifa-sched.c (schedule_insns): Likewise.
1085 * ifcvt.c (if_convert): Likewise.
1086 * ssa.c (convert_to_ssa): Likewise, and only compute immediate
1089 2000-11-14 Richard Henderson <rth@redhat.com>
1091 * stmt.c (warn_if_unused_value): Don't warn if the expression
1094 * c-typeck.c (c_sizeof): Fold result to c_size_type_node.
1095 (c_sizeof_nowarn, c_alignof, c_alignof_expr): Likewise.
1097 2000-11-13 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
1099 * loop.c (basic_induction_var): Revert accidental checkin.
1101 2000-11-13 Hans-Peter Nilsson <hp@axis.com>
1103 * c-lex.c (cb_leave_file): Harmonize conditions and order of
1104 statements to those of process_directive for (action == act_pop).
1106 * collect2.c (main): Pass on -B options from COLLECT_GCC_OPTIONS.
1108 * local-alloc.c (equiv_init_movable_p): References to CC0 are not
1111 2000-11-13 Joseph S. Myers <jsm28@cam.ac.uk>
1113 * c-parse.in (stmts_and_decls): Deprecate use of label at end of
1116 2000-11-13 Neil Booth <neilb@earthling.net>
1118 * cpplex.c (_cpp_lex_token): CPP_COMMENT and true CPP_EOF
1119 cases return without MI check.
1120 * cpplib.c (do_diagnostic): Take boolean of whether to
1121 print the directive name.
1122 (do_error, do_warning): Update.
1123 (do_pragma_dependency): Use it.
1124 * cpplib.h (VARARGS_FIRST): Delete.
1125 (struct cpp_token): Delete integer.
1126 * cppmacro.c (enter_macro_context): Move disabled check
1128 (_cpp_get_token): Simplify into a single loop.
1130 2000-11-13 Richard Earnshaw <rearnsha@arm.com>
1132 * configure.in: Use 'test -f' not '[ -e'.
1133 * configure: Regenerated.
1135 2000-11-13 DJ Delorie <dj@redhat.com>
1137 * config/mn10300/mn10300.md (store_movm): Note which registers are
1138 really used or clobbered.
1140 2000-11-13 Joseph S. Myers <jsm28@cam.ac.uk>
1142 * c-parse.in (ends_in_label): Remove from %union and %type.
1143 (decls, stmts, lineno_stmt_or_labels, xstmts,
1144 lineno_stmt_or_label, stmt_or_label): Remove.
1145 (stmts_and_decls, lineno_stmt_decl_or_labels_ending_stmt,
1146 lineno_stmt_decl_or_labels_ending_decl,
1147 lineno_stmt_decl_or_labels_ending_label,
1148 lineno_stmt_decl_or_labels_ending_error,
1149 lineno_stmt_decl_or_labels, compstmt_contents_nonempty,
1150 lineno_stmt, lineno_label): New.
1151 (compstmt_nostart): Use compstmt_contents_nonempty.
1153 2000-11-13 Joseph S. Myers <jsm28@cam.ac.uk>
1155 * c-common.c (boolean_increment): New function.
1156 * c-common.h (enum c_tree_index): Add CTI_C_BOOL_TYPE,
1157 CTI_C_BOOL_TRUE and CTI_C_BOOL_FALSE.
1158 (c_bool_type_node, c_bool_true_node, c_bool_false_node): Define.
1159 (boolean_increment): Declare.
1160 * c-convert.c (convert): Allow for BOOLEAN_TYPE.
1161 * c-decl.c (init_decl_processing): Create boolean nodes.
1162 (finish_struct): Allow for _Bool bitfields.
1163 * c-parse.in (reswords): Add _Bool.
1164 (rid_to_yy): Allow for RID_BOOL.
1165 * c-typeck.c (default_conversion): Make booleans promote to int.
1166 (convert_arguments, build_unary_op, build_modify_expr,
1167 convert_for_assignment): Allow for booleans.
1168 * ginclude/stdbool.h: Make conforming to C99.
1170 2000-11-13 Joseph S. Myers <jsm28@cam.ac.uk>
1172 * c-parse.in (c99_block_start, c99_block_end,
1173 c99_block_lineno_labeled_stmt): New.
1174 (simple_if, do_stmt_start): Use c99_block_lineno_labeled_stmt.
1175 (stmt): Split off selection and iteration statements into...
1176 (select_or_iter_stmt): New. Use c99_block_lineno_labeled_stmt.
1178 2000-11-13 Joseph S. Myers <jsm28@cam.ac.uk>
1180 * invoke.texi (-Wtrigraphs, -fdump-translation-unit, -save-temps,
1183 2000-11-13 Richard Earnshaw <rearnsha@arm.com>
1185 * arm.md (mulsidi3adddi, umulsidi3adddi): Revert previous change.
1186 Rewrite to avoid use of match_dup. Don't try to tie registers that
1187 are not in the same mode.
1189 2000-11-13 Joseph S. Myers <jsm28@cam.ac.uk>
1191 * invoke.texi: Update lists of languages and suffixes supported.
1193 2000-11-13 Joseph S. Myers <jsm28@cam.ac.uk>
1195 * configure.in: Take toplevel configure arguments from the
1196 environment to create configargs.h and substitute
1197 gcc_config_arguments, taking account of any existing configargs.h
1199 * configure: Regenerate.
1200 * gccbug.in: Include toplevel configure arguments in gccbug.
1202 2000-11-13 Richard Earnshaw <rearnsha@arm.com>
1204 * varasm.c (struct constant_descriptor): Put CONTENTS inside a
1205 union to make it well-aligned. Update all uses.
1207 2000-11-13 Joseph S. Myers <jsm28@cam.ac.uk>
1209 * c-parse.in (initelt): Give appropriate pedantic warnings,
1210 depending on flag_isoc99, for non-ISO syntax and for C99 syntax
1212 (designator): If pedantic, pedwarn for a designator specifying a
1214 * c-typeck.c (set_init_index, set_init_label): Don't pedwarn for
1216 * extend.texi: Document the C99 syntax as the preferred syntax,
1217 and the pre-2.5 syntax as obsolete. Mention use of designator
1218 lists for nested subobjects.
1220 2000-11-13 Joseph S. Myers <jsm28@cam.ac.uk>
1222 * diagnostic.c (vbuild_message_string, output_do_printf, vnotice):
1223 Add ATTRIBUTE_PRINTF.
1224 * tradcpp.c (v_message, warning, error, fatal, error_with_line):
1225 Add ATTRIBUTE_PRINTF*.
1227 2000-11-12 Mark Mitchell <mark@codesourcery.com>
1229 * function.c (assign_parms): When calling put_var_into_stack, make
1230 sure that there are no hidden pending sequences.
1232 2000-11-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1234 * builtins.c (expand_builtin): Handle BUILT_IN_INDEX and
1235 BUILT_IN_RINDEX. Add missing checks for BUILT_IN_STRCHR and
1238 * builtins.def (BUILT_IN_INDEX, BUILT_IN_RINDEX): New entries.
1240 * c-common.c (c_common_nodes_and_builtins): Declare index and
1241 rindex when nonansi builtins are allowed.
1243 * extend.texi (index, rindex): Document new builtins.
1245 2000-11-12 Mark Mitchell <mark@codesourcery.com>
1247 * configure.in: Turn on libstdc++ V3 by default.
1248 * configure: Regenerated.
1250 * fixinc/mkfixinc.sh: Use the ordinary fixincludes on Solaris.
1252 2000-11-12 Jakub Jelinek <jakub@redhat.com>
1254 * reload1.c (set_label_offsets): Go inside of PARALLELs.
1256 2000-11-12 Joseph S. Myers <jsm28@cam.ac.uk>
1258 * invoke.texi: Clean up option summary.
1260 2000-11-12 Nick Clifton <nickc@redhat.com>
1262 * config/mcore/mcore.c: Fix comment formating, and adjust sequence
1263 of #include headers.
1265 2000-11-12 Marc Espie <espie@openbsd.org>
1267 * configure.in: Fix filds test.
1270 2000-11-12 Mark Mitchell <mark@codesourcery.com>
1272 * jump.c (delete_computation): Don't assume that just becuase an
1273 instruction sets a register, that register is dead.
1275 2000-11-12 Neil Booth <neilb@earthling.net>
1277 * cppexp.c: Don't worry about pfile->skipping.
1278 * cpplib.c (struct if_stack): Make was_skipping unsigned char.
1279 (cpp_handle_directive): Save pfile->skipping in struct cpp_buffer
1280 for handled directives.
1281 (skip_rest_of_line): Use _cpp_lex_token after popping contexts
1282 and releasing lookaheads.
1283 (do_ifdef, do_ifndef, do_if): Use buffer->was_skipping.
1284 (do_else, do_elif, push_conditional): Update logic.
1285 (do_endif): Set buffer->was_skipping rather than pfile->skipping.
1286 (unwind_if_stack): Inline into cpp_pop_buffer.
1287 (cpp_push_buffer): Clear ifs->was_skipping for cpp_handle_directive.
1288 * cpplex.c (_cpp_lex_token): Clear skipping on EOF. Handle
1289 multiple-include optimisation.
1290 * cpplib.h (struct cpp_buffer): New member was_skipping.
1291 * cppmacro.c (_cpp_get_token): Loop whilst pfile->skipping. This
1292 works because skipping == 0 in directives.
1293 (_cpp_release_lookahead): Renamed from release_lookahead.
1294 (cpp_get_token): No need to check skipping as _cpp_get_token does
1295 this for us. No need to handle MI optimisation.
1297 Sat Nov 11 21:14:02 2000 Mark P Mitchell <mark@codesourcery.com>
1299 * fixinc/inclhack.def (sunos_matherr_decl): Bypass matherr
1300 declarations that use `__MATH_EXCEPTION' in their prototypes, too.
1301 * fixinc/fixincl.x: Regenerated.
1303 2000-11-11 Bruce Korb <bkorb@gnu.org>
1305 * fixinc/inclhack.def (avoid_bool_type): avoid commenting out #endif
1306 (avoid_wchar_t_type): ditto
1307 * fixinc/fixinc.irix: obsoleted
1309 2000-11-11 Zack Weinberg <zack@wolery.stanford.edu>
1311 * configure.in: Don't add $outputs to all_lang_makefiles. Add
1312 $srcdir/$s/Makefile.in if it exists.
1313 * configure: Regenerate.
1315 Sat Nov 11 18:41:20 2000 Mark P Mitchell <mark@codesourcery.com>
1317 * fixinc/mkfixinc.sh: Use the ordinary fixincludes on IRIX.
1319 2000-11-11 Jason Merrill <jason@redhat.com>
1321 * function.c (assign_parms): If TREE_ADDRESSABLE is set, try to
1322 give the parm a register and then call put_var_into_stack.
1323 * stmt.c (expand_decl): Likewise.
1325 2000-11-11 Joseph S. Myers <jsm28@cam.ac.uk>
1327 * gcc.texi: Adjust wording.
1329 2000-11-11 Mark Mitchell <mark@codesourcery.com>
1331 * fixinc/inclhack.def (avoid_wchar_t_type): New fix.
1332 * fininc/fixincl.x: Regenerated.
1334 2000-11-11 Joseph S. Myers <jsm28@cam.ac.uk>
1336 * invoke.texi: Correct spelling of -foptimize-register-move.
1338 2000-11-11 Neil Booth <neilb@earthling.net>
1340 Remove CPP_PLACEMARKERs.
1342 * cppexp.c (lex): Don't handle CPP_PLACEMARKER.
1343 * cpplex.c (_cpp_lex_token): Rename skip_newlines to next_bol
1344 * cpplib.c (skip_rest_of_line, check_eol, cpp_push_buffer):
1346 * cpplib.h: Remove CPP_PLACEMARKER.
1347 (struct lexer_state): Rename skip_newlines to next_bol.
1348 * cppmacro.c (stringify_arg): Don't handle CPP_PLACEMARKER.
1349 Simplify prev_white handling as a result.
1350 (paste_all_tokens): Don't worry about CPP_PLACEMARKERs.
1351 (parse_arg): Empty arguments are now empty, not CPP_PLACEMARKERs.
1352 (parse_args): Similarly. Update argument count tests.
1353 (enter_macro_context): Return 2 to indicate an empty macro.
1354 (replace_args): Don't bother pre-expanding an empty argument.
1355 Handle placemarkers and ## extension during pre-expansion.
1356 (cpp_get_token): Handle empty macro expansions. Don't worry
1357 about CPP_PLACEMARKERs.
1358 (_cpp_create_definition): Empty macros are now empty.
1359 (cpp_macro_defintion): Don't special case empty macros.
1360 * scan-decls.c: Don't bother with CPP_PLACEMARKERs.
1361 * c-lex.c: Similarly.
1363 2000-11-11 Joseph S. Myers <jsm28@cam.ac.uk>
1365 * gcc.texi, invoke.texi: Add new section discussing language
1366 standards; link to it where appropriate; refer to ISO C instead of
1369 2000-11-11 Alexandre Oliva <aoliva@redhat.com>
1371 * builtins.c (std_expand_builtin_va_start): Take PARM_BOUNDARY
1374 * config/sh/sh.h (MODES_TIEABLE_P): Don't tie SFmode to other FP
1377 2000-11-10 Joseph S. Myers <jsm28@cam.ac.uk>
1379 * gcc.texi, gcov.texi: Update dates and version numbers.
1381 2000-11-10 Zack Weinberg <zack@wolery.stanford.edu>
1383 * configure.in: Remove AC_PROG_LEX and AC_PROG_YACC. Look for
1384 flex and bison, specifically, first in a unified build and
1385 then installed on the system.
1386 * Makefile.in: Set BISON to @BISON@, FLEX to @FLEX@. Rename
1387 LEXFLAGS to FLEXFLAGS. Adjust ORDINARY_FLAGS_TO_PASS to
1390 (collect2.o, gcc.o, prefix.o, toplev.o, alloca.o, intl.o,
1391 cppdefault.o): Remove pointless sed munging of source file
1394 2000-11-10 Bernd Schmidt <bernds@redhat.co.uk>
1396 * reload.c (find_reloads_address_1, case POST_MODIFY): Use RELOAD_OTHER
1397 for address reloads. Push replacements for REG_INC notes.
1398 (regno_clobbered_p): New arg SETS. Examine SETs if it's nonzero. All
1400 * reload1.c (choose_reload_regs): Registers set in the insn can't be
1401 used for RELOAD_OTHER reloads.
1403 2000-11-10 Mark Mitchell <mark@codesourcery.com>
1405 * c-dump.h: New file.
1407 2000-11-10 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1409 * alpha.c (check_float_value): Use memcpy, not bcopy.
1410 * arm.c (output_move_double): Likewise.
1412 * m88k.c (legitimize_operand): Likewise.
1413 * m88k.h (ORDER_REGS_FOR_LOCAL_ALLOC): Likewise.
1414 * m88k.md: Likewise.
1415 * mips.c (override_options): Likewise.
1416 * mips.md: Likewise.
1417 * romp.c (output_fpops): Likewise.
1418 * rs6000.c (rs6000_override_options): Likewise.
1420 * vax.c (check_float_value): Likewise.
1422 * emit-rtl.c (copy_rtx_if_shared, init_emit_once): Likewise.
1423 * expmed.c (synth_mult): Likewise.
1424 * final.c (add_bb_string): Likewise.
1425 * genattr.c (main): Likewise.
1426 * genattrtab.c (attr_string, simplify_cond, copy_rtx_unchanging):
1428 * jump.c (thread_jumps): Likewise.
1429 * prefix.c (save_string): Likewise.
1430 * real.h (REAL_VALUE_FROM_CONST_DOUBLE): Likewise.
1431 * regclass.c (init_reg_sets, init_reg_sets_1): Likewise.
1432 * reload1.c (reload, eliminate_regs): Likewise.
1434 2000-11-10 Joseph S. Myers <jsm28@cam.ac.uk>
1436 * gcc.texi (Service): Update to reflect current practice and
1437 location of the GNU service directory.
1439 2000-11-09 Bernd Schmidt <bernds@redhat.co.uk>
1441 * regrename.c (build_def_use): Mark contents of REG_INC notes as
1442 needing replacement.
1444 * config/ia64/ia64.md (extendsfdf2, extendsftf2, extenddftf2): Emit
1445 a no-op move if regs are equal.
1446 * toplev.c (rest_of_compilation): Do the noop moves elimination pass
1447 when calling jump after post-reload splitting.
1449 2000-11-09 Jan van Male <jan.vanmale@fenk.wau.nl>
1451 * c-tree.texi: Fix typos.
1452 * extend.texi: Likewise
1453 * gcov.texi: Likewise
1454 * rtl.texi: Likewise
1457 2000-11-09 Hans-Peter Nilsson <hp@axis.com>
1459 * c-lex.c [! NO_IMPLICIT_EXTERN_C] (cb_enter_file): Check
1460 in_system_header and flags[1] before dereferencing flags[2].
1462 2000-11-09 Matthew Hiller <hiller@redhat.com>
1464 * reload1.c (reload_combine): Fixed calculation of
1465 first_index_reg, last_index_reg.
1467 2000-11-09 Mark Mitchell <mark@codesourcery.com>
1469 * c-dump.c (dequeue_and_dump): Dump function bodies.
1471 * Makefile.in (C_AND_OBJC_OBJS): Add c-dump.o.
1472 (c-dump.o): New target.
1473 * c-common.h (flag_dump_translation_unit): New variable.
1474 (C_TYPE_QUALS): New macro.
1475 (strip_array_types): New function.
1476 (DECL_C_BIT_FIELD): New macro.
1477 (SET_DECL_C_BIT_FIELD): Likewise.
1478 (CLEAR_DECL_C_BIT_FIELD): Likewise.
1479 (dump_info_p): New typedef.
1480 (dump_tree_fn): Likewise.
1481 (lang_dump_tree): New variable.
1482 (dump_node_to_file): New function.
1483 * c-common.c (flag_dump_translation_unit): Define it.
1484 (strip_array_types): New function.
1485 * c-decl.c (c_decode_option): Handle -fdump-translation-unit.
1486 * c-lang.c (finish_file): Call dump_node_to_file if
1487 flag_dump_translation_unit.
1488 * c-semantics.c (mark_rtl_for_local_static): Fix typo in comment.
1489 * c-tree.h (DECL_C_BIT_FIELD): Remove declaration.
1490 * c-dump.c: New file.
1492 2000-11-09 Christopher Faylor <cgf@cygnus.com>
1494 * config/i386/cygwin.h: Add mingw startfile prefix.
1496 2000-11-09 Richard Henderson <rth@redhat.com>
1498 * flow.c (invalidate_mems_from_set): Split out from ...
1499 (mark_set_1): ... here.
1500 (try_pre_increment_1): Use it. Use propagate_block_delete_insn
1501 instead of turning insn into a NOTE_INSN_DELETED.
1503 2000-11-10 Joseph S. Myers <jsm28@cam.ac.uk>
1505 * extend.texi, invoke.texi: Move documentation of builtin versions
1506 of C library functions to one place and update.
1508 2000-11-09 Richard Henderson <rth@redhat.com>
1510 * fold-const.c (fold): Compare TYPE_MAIN_VARIANT rather than
1511 the types themselves to discover type equivalence.
1513 2000-11-09 Mike Stump <mrs@wrs.com>
1515 * Makefile.in (distclean): Remove a few extra leftovers.
1517 2000-11-09 Richard Henderson <rth@redhat.com>
1519 * recog.c (validate_replace_rtx_1): Consider subregs when
1520 replacing a register with a constant inside a sign/zero_extend.
1522 * config/alpha/linux.h (HANDLE_PRAGMA_PACK_PUSH_POP): Define.
1524 2000-11-09 Geoffrey Keating <geoffk@redhat.com>
1526 * c-decl.c (finish_struct): When a structure is completed,
1527 check all its variant types for completeness.
1529 2000-11-09 Neil Booth <neilb@earthling.net>
1531 * cpphash.c: Move cpp_defined here from cpplib.c.
1532 * cpplib.c: Update comments, move cpp_defined to cpphash.c.
1533 * cpplex.c (_cpp_lex_token): Don't leave the lexer at EOL.
1534 * cppmacro.c (cpp_get_token): Update comments, no need now
1535 to catch the CPP_EOF meaning EOL case.
1537 2000-11-08 Geoffrey Keating <geoffk@redhat.com>
1539 * config/sparc/sparc.c (sparc_va_arg): When the required alignment
1540 is more than that provided, copy to a temporary.
1542 2000-11-09 Alexandre Oliva <aoliva@redhat.com>
1544 * mklibgcc.in (EXTRA_MULTILIB_PARTS): Prevent `make' from
1545 interpreting $out as a macro assignment.
1546 * Makefile.in (T_TARGET): New auxiliary macro and target.
1547 (all): Add a target right in the beginning, so that we don't build
1548 T_TARGET by default.
1550 2000-11-09 Graham Stott <grahams@redhat.com>
1552 * config/i386/i386.md (mmx_pinsrw): Output operands in correct
1553 order for -mintel-syntax. Remove comment now that the operand
1554 order has been checked.
1555 (mmx_pextrw): Likewise.
1556 (mmx_pshufw): Likewise.
1558 2000-11-09 Jakub Jelinek <jakub@redhat.com>
1560 * builtins.c (c_strlen): Use TREE_STRING_LENGTH - 1 for max.
1561 (c_getstr): New function.
1562 (expand_builtin_strstr): Do nothing if -fcheck-memory-usage.
1563 If both arguments are constant string, optimize out.
1564 (expand_builtin_strchr, expand_builtin_strrchr): New functions.
1565 (expand_builtin_strpbrk): Use c_getstr, do nothing if
1566 -fcheck-memory-usage.
1567 (expand_builtin_fputs): Likewise.
1568 (expand_builtin_strcmp): Add MODE argument.
1569 Use even if !HAVE_cmpstrsi.
1570 Optimize the case when both arguments are constant strings.
1571 (expand_builtin): Adjust expand_builtin_strcmp caller.
1572 Call expand_builtin_strchr and expand_builtin_strrchr.
1573 * c-common.c (c_common_nodes_and_builtins): Add strchr and strrchr
1575 * builtins.def (BUILT_IN_STRRCHR): Add.
1577 2000-11-08 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
1579 * fixinc/gnu-regex.c: Rename EGCS LOCAL markers to GCC LOCAL.
1581 2000-11-09 Joseph S. Myers <jsm28@cam.ac.uk>
1583 * calls.c (expand_call, emit_library_call_value_1), collect2.c
1584 (scan_prog_file), config/a29k/a29k.c (print_operand),
1585 config/sparc/sparc.c (order_regs_for_local_alloc): Use memcpy ()
1586 instead of bcopy ().
1587 * real.h: Use memcmp () instead of bcmp ().
1588 * config/m88k/m88k.c (m88k_layout_frame), config/sh/sh.c
1589 (split_branches), config/sparc/sparc.c (ultra_flush_pipeline,
1590 ultrasparc_sched_init, ultrasparc_sched_reorder),
1591 config/sparc/sparc.h (CONDITIONAL_REGISTER_USAGE): Use memset ()
1592 instead of bzero ().
1593 * config/vax/xm-xms.h (FILE_NAME_NONDIRECTORY): Use strrchr ()
1594 instead of rindex ().
1595 * configure.in: Don't check for bzero, bcmp, index or rindex.
1596 * configure, config.in: Regenerate.
1597 * system.h: Don't include declarations for bzero, bcmp, index or
1599 * config/i386/xm-beos.h, config/rs6000/xm-beos.h: Don't define
1600 bzero, bcmp, index or rindex.
1602 Wed Nov 8 21:58:20 2000 Christopher Faylor <cgf@cygnus.com>
1604 * config/i386/cygwin.h: Add -no-win32 switch. Separate -mno-cygwin
1605 include and library paths from -mcygwin case. Parameterize some
1606 declarations to avoid warnings. Use standard locations for include and
1609 2000-11-08 Nick Clifton <nickc@redhat.com>
1611 * config/arm/arm.md (mulsidi3adddi): Change output operand
1612 constraint from "=&" to "+&".
1613 (umulsidi3adddi): Change output operand constraint from "=&" to
1616 2000-11-08 Richard Henderson <rth@redhat.com>
1618 * flow.c (init_propagate_block_info): Protect the rtx stored in
1619 mem_set_list from modification by find_auto_inc.
1620 (mark_set_1): Likewise.
1622 2000-11-08 Neil Booth <neilb@earthling.net>
1624 Move directive handling into the lexer itself.
1626 * cpplex.c (_cpp_lex_token): Handle directives directly.
1627 In the case of a directive interrupting a function-like
1628 macro invocation, use extra_char since read_ahead is
1629 used to store the '#'. Return a CPP_EOF in this case.
1630 * cppmacro.c (parse_arg): No need to handle CPP_DHASH any more.
1631 (cpp_get_token): Don't handle directives here.
1632 * cpplib.h: Remove CPP_DHASH token type.
1634 Wed Nov 8 21:53:41 MET 2000 Jan Hubicka <jh@suse.cz>
1636 * regmove.c (combine_stack_adjustments_for_blocks): Recognize pushes
1637 formed using PRE_MODIFY too.
1639 2000-11-08 Mark Mitchell <mark@codesourcery.com>
1641 * c-tree.texi (VAR_DECL): Describe representation of GCC's
1642 extension for placing variables in particular registers.
1644 * c-tree.texi (FUNCTION_TYPE): Clarify TYPE_ARG_TYPES for
1645 unprototyped C functions with no parameters.
1647 2000-11-08 Jakub Jelinek <jakub@redhat.com>
1649 * config/sparc/sparc.h (ASM_OUTPUT_MI_THUNK): Cast DELTA to int
1650 before passing to fprintf.
1652 2000-11-08 Jakub Jelinek <jakub@redhat.com>
1654 * function.c (expand_function_start): Cast GET_MODE_SIZE to
1655 HOST_WIDE_INT before negating it.
1657 2000-11-08 Jakub Jelinek <jakub@redhat.com>
1659 * expr.c (expand_expr) [ADDR_EXPR]: Handle when op0 is RETURN_DECL
1660 passed in multiple non-contiguous locations.
1662 2000-11-08 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
1664 * README.gnat: Remove file.
1666 2000-11-08 Alexandre Oliva <aoliva@redhat.com>
1668 * mklibgcc.in (EXTRA_MULTILIB_PARTS): Generate multilib parts
1671 2000-11-07 Richard Henderson <rth@redhat.com>
1673 * dwarfout.c (INSN_LABEL_FMT): Remove.
1674 (output_label_die): Use ASM_GENERATE_INTERNAL_LABEL.
1675 (dwarfout_label): Remove.
1676 * dwarfout.h: Remove it's prototype.
1677 * dwarf2out.c (INSN_LABEL_FMT): Remove.
1678 (gen_label_die): Use ASM_GENERATE_INTERNAL_LABEL.
1679 (dwarf2out_label): Remove.
1680 * dwarf2out.h: Remove it's prototype.
1681 * final.c (final_scan_insn): Don't call dwarf[2]out_label.
1683 2000-11-07 Richard Henderson <rth@redhat.com>
1685 * config/ia64/fde-glibc.c (find_fde_for_dso): Do a binary
1686 search on the unwind region section.
1688 * config/ia64/ia64.md (movbi): Add r/r alternative.
1689 (cmovdi_internal_astep): Describe all combinations of register
1690 classes for sources & destinations; remove matching constraints.
1691 (cmovdi_internal): Likewise.
1693 * gcc.c (default_compilers) [@cpp-output]: Add -fpreprocessed.
1695 2000-11-07 Richard Henderson <rth@redhat.com>
1697 * c-lang.c (start_cdtor, finish_cdtor): New functions.
1698 (finish_file): Use them in building constructor/destructor functions.
1700 * config/alpha/alpha.h (HAS_INIT_SECTION, LD_INIT_SWITCH,
1701 LD_FINI_SWITCH): Move ...
1702 * config/alpha/osf.h: ... here.
1703 * config/alpha/alpha-interix.h: Don't undef them.
1705 2000-11-07 Jeffrey Oldham <oldham@oz.codesourcery.com>
1707 * config/mips/t-iris6 (FPBIT): New. Added so that __unorddf2 is
1708 included in libgcc.a.
1710 (dp-bit.c): Likewise.
1711 (fp-bit.c): Likewise.
1713 2000-11-07 Nick Clifton <nickc@redhat.com>
1715 * config/m88k/m88k.h (GLOBAL_ASM_OP): Add missing tab.
1716 (INTERNAL_ASM_OP): Add missing tab.
1718 2000-11-07 Joseph S. Myers <jsm28@cam.ac.uk>
1720 * alias.c (init_alias_analysis), calls.c (expand_call,
1721 emit_library_call_value_1), combine.c (init_reg_last_arrays),
1722 cse.c (new_basic_block), dbxout.c (dbxout_type), diagnostic.c
1723 (init_output_buffer, set_diagnostic_context), dwarf2out.c
1724 (equate_decl_number_to_die, build_abbrev_table), emit-rtl.c
1725 (init_emit_once), fold-const.c (mul_double, div_and_round_double),
1726 function.c (assign_parms), gcse.c (compute_can_copy,
1727 alloc_gcse_mem, alloc_reg_set_mem, record_one_set,
1728 compute_hash_table, compute_set_hash_table,
1729 compute_expr_hash_table), genattrtab.c (optimize_attrs), global.c
1730 (global_alloc, global_conflicts), haifa-sched.c (compute_trg_info,
1731 clear_units, schedule_block), integrate.c (initialize_for_inline,
1732 expand_inline_function), jump.c (thread_jumps), local-alloc.c
1733 (local_alloc), loop.c (combine_movables, count_loop_regs_set,
1734 load_mems_and_recount_loop_regs_set), print-tree.c (debug_tree),
1735 regclass.c (init_reg_sets, init_reg_sets_1, regclass,
1736 record_reg_classes, allocate_reg_info), reload.c
1737 (get_secondary_mem, remove_address_replacements, find_reloads),
1738 reload1.c (reload, set_initial_label_offsets, finish_spills,
1739 reload_as_needed, choose_reload_regs_init,
1740 reload_cse_simplify_operands), reorg.c (dbr_schedule), sbitmap.c
1741 (sbitmap_zero), simplify-rtx.c (simplify_plus_minus), ssa.c
1742 (rename_registers), stmt.c (expand_end_case), unroll.c
1743 (unroll_loop), varray.c (varray_grow), objc/objc-act.c: Use memset
1744 () instead of bzero ().
1746 2000-11-07 Neil Booth <neilb@earthling.net>
1748 * cp/lang-specs.h: Fix -save-temps specs under USE_CPPLIB.
1750 2000-11-07 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1752 * c-common.c (combine_strings): Only warn about long strings for C.
1754 Tue Nov 7 19:44:30 2000 J"orn Rennecke <amylaar@redhat.com>
1756 * combine.c (distribute_notes): Fix typo in last change.
1758 2000-11-07 Geoff Keating <geoffk@redhat.com>
1760 * config/rs6000/rs6000.md (movdi_internal32+1): Use
1761 operand_subreg_force rather than gen_rtx_SUBREG.
1762 (movdi_internal32+2): Likewise.
1764 2000-11-07 Philip Blundell <philb@gnu.org>
1766 * configure.in (arm*-*-linuxaout*): Obsolete, deleted.
1767 * config/arm/linux-aout.h: Likewise.
1768 * configure: Regenerate.
1770 2000-11-07 Philipp Thomas <pthomas@suse.de>
1772 * ABOUT-GCC-NLS: Remove the patch for gettext as it has been
1773 accepted my the gettext maintainer.
1775 2000-11-07 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1777 * builtins.c (expand_builtin_strpbrk): New function.
1778 (expand_builtin): Handle BUILT_IN_STRPBRK.
1780 * builtins.def (BUILT_IN_STRPBRK): New entry.
1782 * c-common.c (c_common_nodes_and_builtins): Declare builtin
1785 2000-11-07 David O'Brien <obrien@dragon.nuxi.com>
1787 * config/alpha/freebsd.h: New file -- FreeBSD/alpha architecture file.
1788 * POTFILES.in: Add config/alpha/freebsd.h
1789 * configure.in: Add alpha*-freebsd support.
1790 * configure: Regenerate.
1792 2000-11-07 Joseph S. Myers <jsm28@cam.ac.uk>
1794 * tree.c (build_common_tree_nodes_2): Make va_list_type_node be a
1795 copy of ptr_type_node rather than ptr_type_node itself.
1797 Tue Nov 7 06:29:24 2000 J"orn Rennecke <amylaar@redhat.com>
1799 * combine.c (recog_for_combine): Allocate uninitialized vector with
1801 * recog.c (apply_change_group): Likewise.
1803 Tue Nov 7 06:24:02 2000 J"orn Rennecke <amylaar@redhat.com>
1805 * flow.c (verify_local_live_at_start): Back out last change.
1806 * combine.c (distribute_notes): When parts of a hard reg are
1807 neither set nor referenced in PLACE, search backwards for a
1808 place to put a REG_UNUSED note; if none found, ask for flow
1811 Mon Nov 6 20:08:13 2000 J"orn Rennecke <amylaar@redhat.com>
1813 * reload1.c (eliminate_regs_in_insn): Allow a set to be a PARALLEL
1814 with (clobber (match_scratch...)).
1816 2000-11-06 Neil Booth <neilb@earthling.net>
1818 * c-lex.c (init_c_lex): If cpp_start_read fails, exit with
1821 2000-11-06 Neil Booth <neilb@earthling.net>
1823 * tradcpp.c (special_symbol): Assign an null string rather
1824 than writing to an unallocated buffer.
1826 2000-11-06 Neil Booth <neilb@earthling.net>
1828 * cpplex.c (_cpp_equiv_tokens): Check arg_no in the
1831 2000-11-06 Neil Booth <neilb@earthling.net>
1833 * c-lex.c (c_lex): Replace tok.val.aux with tok.val.c or
1834 tok.val.arg_no as appropriate.
1835 * cppexp.c (lex): Similarly.
1836 * cpplex.c (_cpp_lex_token, cpp_spell_token, cpp_output_token,
1837 cpp_equiv_tokens, cpp_can_paste, cpp_avoid_paste): Similarly.
1838 * cppmacro.c (stringify_arg, replace_args, lex_expansion_token,
1839 cpp_macro_definition): Similarly.
1840 * cpplib.h (struct cpp_token): Replace aux with c and arg_no.
1842 2000-11-06 Jakub Jelinek <jakub@redhat.com>
1844 * config/sparc/sparc.md (adddi3): If operands[2] is 4096 and
1845 operands[1] is constant, calculate the sum and generate movdi.
1846 (addsi3): Similarly. Use SImode in call to arith_4096_operand.
1847 (subsi3): Use SImode in call to arith_4096_operand.
1849 2000-11-06 Jakub Jelinek <jakub@redhat.com>
1851 * config/sparc/sparc.h (ASM_OUTPUT_MI_THUNK): On sparc64 we need to
1852 adjust %o1, not %o0 if the return type is large structure.
1854 2000-11-06 Jakub Jelinek <jakub@redhat.com>
1856 * config/sparc/sparc.md (smulsi3_highpart_v8plus, ashldi3_v8plus+1,
1857 update_return, flush, flushdi, ffssi2, ffsdi2): Fix output formatting.
1859 Sat Sep 23 19:10:20 2000 Denis Chertykov <denisc@overta.ru> & Marek Michalkiewicz <marekm@linux.org.pl>
1861 * expmed.c (expand_divmod): For signed divide by 2, prefer
1862 a branch and fewer shifts if branches are very cheap.
1864 2000-11-05 Joseph S. Myers <jsm28@cam.ac.uk>
1866 * Makefile.in: Remove all targets related to building
1867 distributions and diffs, or INSTALL.
1868 * INSTALL, install1.texi: Remove.
1869 * configure.in: Remove mention of distdir.
1870 * configure: Regenerate.
1871 * objc/Make-lang.in: Remove mention of distdir.
1873 2000-11-04 Neil Booth <neilb@earthling.net>
1875 * cpp.texi: Update for _Pragma.
1877 2000-11-04 Joseph S. Myers <jsm28@cam.ac.uk>
1879 * gcc.texi (Contributing): Update URL for projects web page.
1881 2000-11-04 Neil Booth <neilb@earthling.net>
1883 * cpplex.c (parse_string): Don't allow multiline strings in
1884 #include family directives.
1886 2000-11-04 Neil Booth <neilb@earthling.net>
1888 * cpplib.c (do_line): Only warn pedantically if not reading
1891 2000-11-04 Alexandre Oliva <aoliva@redhat.com>
1893 * calls.c (emit_call_1) [sibcall_pop]: Use n_popped instead of
1896 2000-11-03 Zack Weinberg <zack@wolery.stanford.edu>
1898 * builtins.c (expand_builtin_strlen): Remove unused mode
1900 * gcc.c (process_command): Remove unused variable.
1901 * fold-const.c: Include expr.h.
1902 * recog.c: Include reload.h.
1903 * Makefile.in (recog.o, fold-const.o): Update deps.
1905 2000-11-02 Geoffrey Keating <geoffk@cygnus.com>
1907 * fixinc/gnu-regex.c: Change 'CYGNUS LOCAL' to 'EGCS LOCAL'.
1909 Fri Nov 3 13:41:04 2000 Mark P Mitchell <mark@codesourcery.com>
1911 * config/mips/iris6.h (SUBTARGET_CC1_SPEC): Remove -static
1913 (STARTFILE_SPEC): Likewise.
1914 (LINK_SPEC): Likewise.
1916 2000-11-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1918 * Makefile.in (fold-const.o): Depend on $(GGC_H), not ggc.h.
1919 (toplev.o): Likewise for $(LOOP_H)/loop.h and $(REGS_H)/regs.h.
1920 (simplify-rtx.o): Likewise for $(GGC_H)/ggc.h.
1922 2000-11-03 Joseph S. Myers <jsm28@cam.ac.uk>
1924 * c-decl.c (duplicate_decls, copy_lang_decl), dwarfout.c
1925 (dwarfout_line), gcc.c (main, save_string), tree.c (init_obstacks,
1926 perm_calloc, get_identifier, maybe_get_identifier,
1927 real_value_from_int_cst, simple_cst_equal), varasm.c
1928 (assemble_name, assemble_real, immed_real_const_1,
1929 compare_constant_1, decode_rtx_const, output_constant_pool): Use
1930 strrchr () instead of rindex (). Use memcmp () instead of bcmp
1931 (). Use memcpy () instead of bcopy (). Use memset () instead of
1934 2000-11-03 Nathan Sidwell <nathan@codesourcery.com>
1936 * cppfiles.c (open_file): If already read, then don't reopen.
1937 Immediately close an empty file.
1939 2000-11-01 Bernd Schmidt <bernds@redhat.co.uk>
1941 * expr.h (fold_builtin): Move declaration...
1942 * tree.h (fold_builtin): ... here.
1944 Fri Nov 3 05:41:07 2000 J"orn Rennecke <amylaar@redhat.com>
1946 * flow.c (verify_local_live_at_start): Allow hard regs to die.
1948 2000-11-02 Neil Booth <neilb@earthling.net>
1951 * a29k/a29k.h, a29k/unix.h, a29k/vx29k.h,
1952 alpha/alpha-interix.h, alpha/alpha.h, alpha/linux.h,
1953 alpha/openbsd.h, alpha/osf.h, alpha/vms.h, alpha/vxworks.h,
1954 alpha/win-nt.h, arc/arc.h, arm/arm.h, arm/conix-elf.h,
1955 arm/linux-aout.h, arm/linux-elf.h, arm/netbsd.h, arm/riscix.h,
1956 arm/riscix1-1.h, arm/semiaof.h, arm/unknown-elf-oabi.h, arm/vxarm.h,
1957 c4x/rtems.h, clipper/clix.h, convex/convex.h, d30v/d30v.h,
1958 elxsi/elxsi.h, fr30/fr30.h, h8300/h8300.h, i370/linux.h, i370/mvs.h,
1959 i370/oe.h, i386/386bsd.h, i386/aix386ng.h, i386/beos-elf.h,
1960 i386/bsd386.h, i386/crtdll.h, i386/cygwin.h, i386/dgux.h,
1961 i386/djgpp-rtems.h, i386/djgpp.h, i386/freebsd-aout.h, i386/freebsd.h,
1962 i386/gnu.h, i386/i386-interix.h, i386/i386.h, i386/linux-aout.h,
1963 i386/linux-oldld.h, i386/linux.h, i386/lynx-ng.h, i386/lynx.h,
1964 i386/mach.h, i386/mingw32.h, i386/moss.h, i386/netbsd.h,
1965 i386/netware.h, i386/next.h, i386/openbsd.h, i386/osf1elf.h,
1966 i386/osfelf.h, i386/osfrose.h, i386/ptx4-i.h, i386/rtems.h,
1967 i386/rtemself.h, i386/sco.h, i386/sco4.h, i386/sco4dbx.h, i386/sco5.h,
1968 i386/scodbx.h, i386/sequent.h, i386/sol2.h, i386/sun.h, i386/sysv3.h,
1969 i386/sysv4.h, i386/uwin.h, i386/vsta.h, i386/vxi386.h, i386/win-nt.h,
1970 i386/win32.h, i860/fx2800.h, i860/i860.h, i860/mach.h, i860/sysv3.h,
1971 i860/sysv4.h, i960/i960.h, i960/rtems.h, i960/vx960-coff.h,
1972 ia64/ia64.h, ia64/linux.h, m32r/m32r.h, m68k/3b1.h, m68k/3b1g.h,
1973 m68k/a-ux.h, m68k/altos3068.h, m68k/amix.h, m68k/apollo68.h,
1974 m68k/crds.h, m68k/ctix.h, m68k/dpx2.h, m68k/hp2bsd.h, m68k/hp320.h,
1975 m68k/hp3bsd.h, m68k/hp3bsd44.h, m68k/isi.h, m68k/linux-aout.h,
1976 m68k/linux.h, m68k/lynx-ng.h, m68k/lynx.h, m68k/m68kemb.h,
1977 m68k/m68kv4.h, m68k/mot3300.h, m68k/netbsd.h, m68k/news.h,
1978 m68k/next.h, m68k/openbsd.h, m68k/pbb.h, m68k/plexus.h, m68k/rtems.h,
1979 m68k/rtemself.h, m68k/sun2.h, m68k/sun3.h, m68k/sun3mach.h,
1980 m68k/tower-as.h, m68k/tower.h, m68k/vxm68k.h, m88k/dgux.h,
1981 m88k/dolph.h, m88k/luna.h, m88k/m88k-aout.h, m88k/m88k-coff.h,
1982 m88k/openbsd.h, m88k/sysv3.h, m88k/sysv4.h, mips/bsd-4.h,
1983 mips/bsd-5.h, mips/dec-bsd.h, mips/dec-osf1.h, mips/gnu.h,
1984 mips/iris3.h, mips/iris5.h, mips/iris6.h, mips/linux.h, mips/mips.h,
1985 mips/netbsd.h, mips/news4.h, mips/news5.h, mips/nws3250v4.h,
1986 mips/openbsd.h, mips/osfrose.h, mips/rtems64.h, mips/sni-svr4.h,
1987 mips/svr3-4.h, mips/svr3-5.h, mips/svr4-4.h, mips/svr4-5.h,
1988 mips/ultrix.h, ns32k/encore.h, ns32k/merlin.h, ns32k/netbsd.h,
1989 ns32k/ns32k.h, ns32k/pc532-mach.h, ns32k/pc532.h, ns32k/sequent.h,
1990 ns32k/tek6000.h, ns32k/tek6100.h, ns32k/tek6200.h, pa/pa-hiux.h,
1991 pa/pa-hpux.h, pa/pa-hpux7.h, pa/pa-linux.h, pa/pa-osf.h,
1992 pa/pa-pro-end.h, pa/pa.h, pa/rtems.h, pj/linux.h, pj/pj.h,
1993 romp/romp.h, rs6000/aix.h, rs6000/aix31.h, rs6000/aix41.h,
1994 rs6000/aix43.h, rs6000/beos.h, rs6000/eabi.h, rs6000/eabisim.h,
1995 rs6000/linux.h, rs6000/lynx.h, rs6000/mach.h, rs6000/rtems.h,
1996 rs6000/sysv4.h, rs6000/vxppc.h, sh/elf.h, sh/linux.h, sh/rtems.h,
1997 sh/rtemself.h, sh/sh.h, sparc/aout.h, sparc/elf.h, sparc/linux-aout.h,
1998 sparc/linux.h, sparc/linux64.h, sparc/lite.h, sparc/litecoff.h,
1999 sparc/liteelf.h, sparc/lynx-ng.h, sparc/lynx.h, sparc/netbsd.h,
2000 sparc/openbsd.h, sparc/pbd.h, sparc/rtems.h, sparc/rtemself.h,
2001 sparc/sol2-sld-64.h, sparc/sol2.h, sparc/sp64-aout.h,
2002 sparc/sp64-elf.h, sparc/sp86x-aout.h, sparc/sp86x-elf.h,
2003 sparc/sparc.h, sparc/sysv4.h, sparc/vxsim.h, sparc/vxsparc.h,
2004 v850/rtems.h, vax/netbsd.h, vax/openbsd.h, vax/ultrix.h, vax/vax.h,
2005 vax/vaxv.h, vax/vms.h, we32k/we32k.h
2007 Replace -A() with -A=, the new assertion syntax.
2009 Thu Nov 2 21:52:35 2000 J"orn Rennecke <amylaar@redhat.com>
2011 * combine.c (distribute_notes): Use rtx_equal_p to check elim_i2 /
2013 In REG_DEAD handling: When handling parts of multi-hard-reg hard
2014 registers, increment the loop counter by the size of the parts;
2015 use recursion to handle individual parts.
2017 2000-11-02 Neil Booth <neilb@earthling.net>
2019 * configure.in: Make integrated CPP the default.
2020 * configure: Regenerate.
2022 Thu Nov 2 19:20:12 2000 J"orn Rennecke <amylaar@redhat.com>
2024 * reload.c (find_equiv_reg): Test all hard registers for membership
2025 in the requested class.
2027 2000-11-02 Joseph S. Myers <jsm28@cam.ac.uk>
2029 * collect2.c (main, write_c_file_stat), gcc.c (translate_options,
2030 process_command, main), gcov.c (open_files, output_data), tlink.c
2031 (frob_extension, scan_linker_output), toplev.c
2032 (file_name_nondirectory): Use strchr () and strrchr () instead of
2033 index () and rindex ().
2035 2000-11-02 Joseph S. Myers <jsm28@cam.ac.uk>
2037 * c-common.c (get_flag_spec, check_format_info_main,
2038 check_format_types): Use strchr () instead of index (). Compare
2039 against error_mark_node instead of comparing the TREE_CODE against
2042 2000-11-02 Zack Weinberg <zackw@Stanford.EDU>
2046 * c-lex.c (init_c_lex): Update cpp_start_read call.
2047 (cb_ident): Update for new callback prototype.
2048 (cb_def_pragma): Update for new cpp_get_token prototype.
2049 (c_lex): Similarly. Use cpp_get_line.
2051 * c-parse.in (finish_parse): Update for new cpp_finish
2054 * cp/lex.c (finish_parse): Similarly.
2056 2000-11-01 Geoff Keating <geoffk@cygnus.com>
2058 * machmode.def: Add V16QImode.
2060 2000-11-01 Richard Henderson <rth@redhat.com>
2062 * dwarf2out.c (loc_descriptor_from_tree): Check for null result
2063 from rtl_for_decl_location.
2064 (add_location_or_const_value_attribute): Likewise.
2066 2000-11-01 Neil Booth <neilb@earthling.net>
2068 * cpplib.c (run_directive): Use correct line number for output
2069 of _Pragma. Remember any in-progress directive.
2071 * gcc.dg/cpp/vararg2.c, gcc.dg/cpp/_Pragm1.c: New tests.
2073 2000-11-01 Richard Henderson <rth@redhat.com>
2075 * stmt.c (expand_start_null_loop): Set continue_label.
2077 2000-11-01 Bernd Schmidt <bernds@redhat.co.uk>
2079 * builtins.c (fold_builtin_constant_p, fold_builtin): New functions.
2080 (expand_builtin_constant_p): Move parts of the code into
2081 fold_builtin_constant_p.
2082 (expand_builtin_strlen): Move parts of the code into fold_builtin.
2083 * expr.h (fold_builtin): Declare.
2084 * fold-const.c (fold): Handle builtin calls.
2086 * c-typeck.c (build_function_call): Call fold on the CALL_EXPR.
2088 2000-11-01 Richard Henderson <rth@redhat.com>
2090 * stmt.c (expand_start_null_loop): New.
2091 (expand_end_null_loop): New.
2092 * c-semantics.c (genrtl_do_stmt): Use them.
2093 * tree.h: Declare them.
2095 2000-11-01 Richard Henderson <rth@redhat.com>
2097 * cppmain.c (scan_buffer): Don't avoid paste for assembly.
2099 2000-11-01 Neil Booth <neilb@earthling.net>
2101 * c-parse.in (_yylex): Remove CPP_BACKSLASH case.
2102 * cp/spew.c: Similarly.
2103 * cpplex.c (_cpp_lex_token): Backslashes are now CPP_OTHER.
2104 * cppmacro.c (stringify_arg): Similarly.
2105 * cpplib.h (CPP_BACKSLASH): Delete.
2107 2000-10-31 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2109 * builtins.c (expand_builtin_strstr): New function.
2110 (expand_builtin): Handle BUILT_IN_STRSTR and BUILT_IN_STRCHR.
2112 * builtins.def (BUILT_IN_STRSTR, BUILT_IN_STRCHR): New entries.
2114 * c-common.c (c_common_nodes_and_builtins): Declare builtin strstr
2117 2000-10-31 Richard Henderson <rth@redhat.com>
2119 * config/i386/i386.c (fcmov_comparison_operator): Check for
2120 CCFPmode or CCFPUmode instead of CCmode.
2121 (ix86_expand_fp_movcc): Call ix86_expand_setcc for most
2122 unordered operations as well.
2124 2000-10-31 Richard Henderson <rth@redhat.com>
2126 * c-semantics.c (genrtl_do_stmt): Use integer_zerop instead
2127 of integer_zero_node.
2129 2000-10-31 Richard Henderson <rth@redhat.com>
2131 * c-semantics.c (genrtl_do_stmt): Special case do/while(0).
2133 2000-10-31 Nick Clifton <nickc@redhat.com>
2135 * config/arm/unknown-elf.h (UNIQUE_SECTION_P): Do not allow
2136 -fdata-sections to override the section attribute of a DECL.
2138 2000-10-31 Chris Demetriou <cgd@sibyte.com>
2140 * libgcc2.c (__shtab): Remove __shtab variable.
2141 * libgcc-std.ver (GCC_3.0): Remove __shtab from symbol list.
2142 * Makefile.in (LIB2FUNCS): Remove _shtab from list of library
2145 2000-10-31 Jim Wilson <wilson@redhat.com>
2147 * defaults.h (ASM_OUTPUT_DEBUG_LABEL): New.
2148 * tm.texi (ASM_OUTPUT_DEBUG_LABEL): Document.
2149 * dwarf2out.c (dwarf2out_begin_block): Use ASM_OUTPUT_DEBUG_LABEL
2150 instead of ASM_OUTPUT_INTERNAL_LABEL.
2151 (dwarf2out_end_block, dwarf2out_label): Likewise.
2152 * final.c (final_scan_insn, case NOTE_INSN_DELETED_LABEL): Likewise
2153 * config/ia64/ia64.h (ASM_OUTPUT_DEBUG_LABEL): Define.
2155 2000-10-31 Richard Henderson <rth@redhat.com>
2157 * dwarf2out.c (struct dw_loc_descr_struct): Add dw_loc_addr.
2158 (size_of_locs): Set it.
2159 (output_loc_operands): Use it to compute branch displacement.
2160 (int_loc_descriptor): New.
2161 (mem_loc_descriptor): Dereference memory in the proper size.
2162 Use DW_OP_plus_uconst when possible. Use int_loc_descriptor.
2163 (loc_descriptor_from_tree): New.
2164 (rtl_for_decl_location): Break out from ...
2165 (add_location_or_const_value_attribute): ... here.
2166 (add_bound_info): Use loc_descriptor_from_tree.
2168 2000-10-31 Neil Booth <neilb@earthling.net>
2170 * cpp.texi: Update for new command line assertion syntax.
2171 * cpplib.c (cpp_define): Simplify a bit.
2172 (cpp_assert, cpp_unassert): Use handle_assertion.
2173 (handle_assertion): New function; accept new command line
2175 * testsuite/gcc.dg/cpp/assert3.c: New tests.
2177 2000-10-31 Neil Booth <neilb@earthling.net>
2179 * cppmacro.c (STDC_0_IN_SYSTEM_HEADERS): Define to 0 if
2180 undefined. Remove #ifdef check.
2181 * config/i386/sol2.h, config/rs6000/sol2.h, config/sparc/sol2.h:
2182 Define STDC_0_IN_SYSTEM_HEADERS to 1.
2184 2000-10-31 Jan Hubicka <jh@suse.cz>
2185 Jakub Jelinek <jakub@redhat.com>
2187 * config/i386/i386.h: Clarify CCNOmode description in comment.
2188 (EXTRA_CC_MODES): Remove CCRCmode.
2189 * config/i386/i386.c (ix86_comparison_operator): Remove CCRCmode.
2190 (put_condition_code, ix86_match_ccmode): Likewise.
2191 (ix86_cc_mode): Likewise. Fix comment.
2192 (ix86_expand_strlensi_unroll_1): *rc patterns are gone.
2193 * config/i386/i386.md: Add unspec 12 description.
2194 (adddi3 split): Use unspec 12 instead of CCRCmode.
2195 (addsi3_carry_rc): Remove.
2196 (addsi3_cc, addqi3_cc): New patterns.
2197 (addsi_3): Swap operands, match CCZmode.
2198 (addsi_4): Rewritten.
2199 (addsi_5): Renamed from addsi_6.
2201 (addhi_3): Swap operands, match CCZmode.
2202 (addhi_4): Rewritten.
2203 (addhi_5): Renamed from addhi_6.
2205 (addqi_3): Swap operands, match CCZmode.
2206 (addqi_4): Rewritten.
2207 (addqi_5): Renamed from addqi_6. Use =q constraint for clobber.
2208 (subsi3_carry_rc): Removed.
2209 (iorqi_3): Use =q constraint for clobber.
2210 (xorqi_cc_2): Likewise.
2211 (negdi2_1 split): Don't use CCRCmode, use ltu instead of gtu.
2212 (x86_movsicc_0_m1_rc): Removed.
2213 (cmp?i peepholes): Remove neg. Use CCGCmode instead of CCRCmode.
2215 2000-10-31 Joseph S. Myers <jsm28@cam.ac.uk>
2217 * c-typeck.c (build_unary_op): If pedantic, pedwarn for increment
2218 and decrement of complex types.
2220 2000-10-31 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2222 * builtins.c (expand_builtin_fputs): When deleting NOP calls to
2223 builtin fputs, ensure we still evaluate the stream in case it
2226 2000-10-31 Jakub Jelinek <jakub@redhat.com>
2228 * expr.c (do_store_flag): Pass operand_mode instead of GET_MODE (op0)
2231 Tue Oct 31 15:33:27 2000 J"orn Rennecke <amylaar@redhat.com>
2233 * sh-protos.h (reg_no_subreg_operand, emit_fpscr_use): Don't declare.
2234 (fp_extended_operand, emit_fpscr_use): Likewise.
2235 * sh.c (reg_no_subreg_operand, fp_extended_operand): Delete functions.
2236 (fpul_operand): New function.
2237 * sh.h (PREDICATE_CODES): Remove reg_no_subreg_operand and
2238 fp_extended_operand. Add fpul_operand.
2239 * sh.md (mulsf3, mulsf3_i4): Use fp_arith_reg_operand for "f" operands.
2240 (mulsf3_ie, macsf3, cmpgtsf_t, cmpeqsf_t, ieee_ccmpeqsf_t): Likewise.
2241 (cmpgtsf_t_i4, cmpeqsf_t_i4, ieee_ccmpeqsf_t_4, negsf2): Likewise.
2242 (negsf2_i, sqrtsf2, sqrtsf2_i, abssf2, abssf2_i, adddf3): Likewise.
2243 (adddf3_i, subdf3, subdf3_i, muldf3, muldf3_i, divdf3): Likewise.
2244 (divdf3_i): Likewise.
2245 (floatsisf2): Likewise. Use fpul_operand for 'y' operand.
2246 (floatsisf2_i4, floatsisf2_ie, fix_truncsfsi2): Likewise.
2247 (fix_truncsfsi2_i4, fixsfsi, floatsidf2, floatsidf2_i): Likewise.
2248 (fix_truncdfsi2, fix_truncdfsi2_i, extendsfdf2): Likewise.
2249 (extendsfdf2_i4, truncdfsf2, truncdfsf2_i4): Likewise.
2251 2000-10-31 Bernd Schmidt <bernds@redhat.co.uk>
2253 * config/i386/i386.c (ix86_init_builtins): Correct return type
2254 building v4hi_ftype_v4hi_int_int tree node.
2255 (ix86_expand_builtin): Use correct operand numbers 0 and 1.
2256 Copy operand 0 into a Pmode register, don't generate a MEM rtx.
2258 * config/i386/i386.md (sse_movntdi): Use mmx register constraint
2260 (mmx__uavgv8qi3): Correct insn mnemonic.
2261 (mmx_psadbw): Correct insn mnemonic. Use V8QI mode for operands 1 and 2.
2262 (mmx_punpckhwd): Correct insn mnemonic.
2263 (mmx_punpckhdq): Likewise.
2264 (mmx_punpcklwd): Likewise.
2265 (mmx_punpckldq): Likewise.
2266 (prefetch): Use immediare_operand and 'n' constraint for operand 1.
2267 Renumber case labels to match the _mm_prefetch constants defined in
2270 * recog.c (split_all_insns): Don't try to call cleanup_subreg_operands
2271 if the splitter didn't emit new insns.
2272 Make sure we call cleanup_subreg_operands even when splitting the last
2273 insn in a basic block.
2275 * invoke.texi (Debugging Options): Describe -do.
2276 * toplev.c (enum_dump_file_index): New entry DFI_postreload.
2277 (dump_file): Likewise.
2278 (rest_of_compilation): Split .greg dump into .greg and .postreload.
2280 2000-10-30 Neil Booth <neilb@earthling.net>
2282 * cppfiles.c (stack_include_file): Check for stacked contexts
2284 * cpphash.h (_cpp_do__Pragma): New prototype.
2285 * cppinit.c (cpp_reader_init): Add _Pragma keyword to hash table.
2287 * cpplex.c (skip_escaped_newlines): Only process trigraphs and
2288 escaped newlines if !(buffer->from_stage3).
2289 (_cpp_lex_token): Warn about missing newlines iff
2290 !buffer->from_stage3.
2292 * cpplib.c (get__Pragma_string, destringize,
2293 _cpp_do__Pragma): New functions.
2294 (run_directive): Set output_line for _Pragma to avoid line
2295 markers in output. Set from_stage3 and prevent macro expansion
2296 for _Pragma and command-line options. Check buffer exhaustion.
2297 (cpp_push_buffer): Don't check for stacked macro contexts, as
2298 this is perfectly legitimate for _Pragma. Move the check to
2299 stack_include_file instead. Set from_stage3 iff buffer is
2302 * cpplib.h (struct cpp_buffer): Make warned_cplusplus_comments
2303 unsigned. New boolean from_stage3.
2304 (struct spec_nodes): Add n__Pragma.
2306 * cppmacro.c (enter_macro_context): Flip sense of return value.
2307 (_cpp_get_token): Handle _Pragma operator.
2309 2000-10-30 Phil Edwards <pme@sources.redhat.com>
2311 * gcc.texi: The C++ standard isn't "draft" anymore.
2313 2000-10-30 Mark Mitchell <mark@codesourcery.com>
2315 * cppmacro.c (builtin_macro): Use NT_VOID, not T_VOID.
2317 2000-10-29 Neil Booth <neilb@earthling.net>
2319 * cpplib.c (skip_rest_of_line): Use _cpp_get_token.
2321 2000-10-29 Joseph S. Myers <jsm28@cam.ac.uk>
2323 * toplev.c, flags.h, fold-const.c, real.c, rtl.c,
2324 fixinc/inclhack.def: Change comments mentioning C9X to refer to
2327 * invoke.texi: Document that -V will only work for very similar
2328 versions of driver and compiler.
2330 2000-10-29 Neil Booth <neilb@earthling.net>
2332 * cppmacro.c (_cpp_create_definition): Optimize the case of
2333 a macro defined to itself.
2335 2000-10-29 Neil Booth <neilb@earthling.net>
2337 * cpplex.c (save_comment): Don't store new lines in C++ comments.
2339 2000-10-29 Michael Hayes <mhayes@redhat.com>
2341 * integrate.c (copy_insn_list): Copy the unchanging flag for calls.
2343 2000-10-28 Geoffrey Keating <geoffk@cygnus.com>
2345 * cpphash.c (cpp_forall_identifiers): Add context variable
2346 for callback routine.
2347 * cppmain.c (dump_macro): Update to match cpp_forall_identifiers
2349 (main): Call cpp_forall_identifiers with null context.
2350 * cpplib.h (cpp_forall_identifiers): Update prototype.
2352 * cppmain.c: Make `parse_in' and `print' static.
2354 2000-10-28 Alan Modra <alan@linuxcare.com.au>
2356 * c-decl.c (finish_function): Clear c_function_name_declared_p.
2358 2000-10-28 Richard Henderson <rth@redhat.com>
2360 * regrename.c (scan_rtx_address): Frob action, not class,
2361 when trying to disable optimization.
2363 2000-10-28 Mark Mitchell <mark@codesourcery.com>
2365 * c-semantics.c (make_rtl_for_local_static): Don't clobber
2366 DECL_ASSEMBLER_NAME.
2368 2000-10-28 Joseph S. Myers <jsm28@cam.ac.uk>
2370 * configure.in: Determine and substitute gcc_version_full.
2371 * configure: Regenerate.
2372 * gccbug.in: Use it to give full version. Don't allow
2375 2000-10-28 Richard Henderson <rth@redhat.com>
2377 * recog.c (split_all_insns): Run cleanup_subreg_operands
2380 * regrename.c (regrename_optimize): Verify that all registers of
2381 a multiple register mode are available.
2382 (scan_rtx_address): Accept the mode of the address; all callers
2385 * cpplib.c (run_directive): Fix prototype.
2387 2000-10-28 Bernd Schmidt <bernds@redhat.co.uk>
2389 * reload.c (find_reloads): Distinguish "wins" so that we know whether
2390 a given operand won because of a matching constraint or not; then use
2391 that information to compute goal_alternative_matched properly.
2392 * reload1.c (choose_reload_regs): Never set reload_override_in for an
2395 * config/ia64/ia64.h (RTX_COSTS): A few more entries, and a more
2396 accurate value for MULT.
2397 * config/ia64/ia64.c (ia64_print_operand): Require probability to be
2398 2% or > 98% before using static branch prediction bits.
2400 2000-10-28 Neil Booth <neilb@earthling.net>
2404 * cpplib.c (struct answer): New.
2405 (struct if_stack): Use cpp_lexer_pos rather than line and col.
2406 Rename cmacro mi_cmacro.
2407 (struct directive, KANDR, STDC89, EXTENSION, COND, IF_COND, INCL,
2408 IN_I): New directive and flags.
2409 (skip_rest_of_line, check_eol, run_directive, glue_header_name,
2410 parse_answer, parse_assertion, find_answer): New functions.
2411 (parse_ifdef, detect_if_not_defined, validate_else): Remove.
2412 (lex_macro_node): New function to replace parse_ifdef and
2415 (_cpp_handle_directive): New function, combines _cpp_check_directive
2416 and _cpp_check_linemarker.
2418 (do_define, do_undef, parse_include, do_include, do_import,
2419 do_include_next, read_line_number, do_line, do_ident, do_pragma,
2420 do_pragma_once, do_pragma_poison, do_pragma_dependency):
2421 Update for new token getting interface.
2423 (do_ifdef, do_ifndef, do_if, do_else, do_endif, push_conditional)
2424 : Update for new multiple-include optimisation technique.
2425 (do_elif): Don't forget to invalidate controlling macros.
2427 (unwind_if_stack, cpp_defined, cpp_push_buffer, cpp_pop_buffer): Update.
2428 (parse_assertion, parse_answer, find_answer, _cpp_test_assertion):
2429 Functions to handle assertions with the new token interface.
2430 (do_assert, do_unassert): Use them.
2432 (cpp_define, _cpp_define_builtin, cpp_undef, cpp_assert, cpp_unassert):
2435 (_cpp_init_stacks): Register directive names. Don't register special
2438 * cpperror.c (print_containing_files, _cpp_begin_message): Update to
2439 new position recording regime.
2440 (cpp_ice, cpp_fatal, cpp_error, cpp_error_with_line, cpp_warning,
2441 cpp_warning_with_line, cpp_pedwarn, cpp_pedwarn_with_line,
2442 cpp_pedwarn_with_file_and_line): Update for _cpp_begin_message changes.
2443 (cpp_type2name): Move to cpplex.c.
2445 * cppexp.c (parse_charconst): spec_nodes is no longer a pointer.
2446 (parse_defined): Update to handle new multiple include optimisation
2447 method. Remove poisoned identifier warning.
2448 (parse_assertion, TYPE_NAME): Delete.
2449 (lex): Update for multiple include optimisation, removal of
2450 CPP_DEFINED, to use _cpp_test_assertion for assertions and
2452 (_cpp_parse_expr): Update for MI optimisation, and to use op_as_text.
2453 (op_as_text): New function, to wrap cpp_token_as_text.
2455 * cppfiles.c (stack_include_file, _cpp_pop_file_buffer):
2456 Update for MI optimisation.
2457 (_cpp_execute_include): Take a token rather than 3 arguments. Fix
2458 segfault on diagnostic.
2459 (_cpp_compare_file_date): Take a token rather than 3 args.
2460 (cpp_read_file): Work correctly for zero-length files.
2462 * cpphash.c (_cpp_init_macros, _cpp_cleanup_macros): Rename
2463 _cpp_init_hashtable and _cpp_cleanup_hashtable.
2464 (cpp_lookup): Place identifiers at front of identifier pool
2465 for _cpp_lookup_with_hash.
2466 (_cpp_lookup_with_hash): Require identifiers to be at the front of
2467 the identifier pool. Commit the memory if not already in the
2470 * cppinit.c (cpp_reader_init): Move cpp_init_completed test to top.
2471 Initialise various members of cpp_reader, memory pools, and the
2473 (cpp_printer_init): Delete.
2474 (cpp_cleanup): Update.
2475 (struct builtin, builtin_array, initialize_builtins): Update for new
2476 hashnode definition and builtin handling.
2477 (cpp_start_read, cpp_finish): Don't take or initialise a
2480 * cpplib.h (cpp_printer, cpp_toklist, CPP_DEFINED, BOL,
2481 PASTED, VAR_ARGS, BEG_OF_FILE, IN_DIRECTIVE, KNOWN_DIRECTIVE,
2482 T_VOID, T_SPECLINE, T_DATE, T_FILE, T_BASE_FILE, T_INCLUDE_LEVEL,
2483 T_TIME, T_STDC, T_OPERATOR, T_POISON, T_MACRO, T_ASSERTION): Delete.
2484 (struct cpp_pool, struct cpp_macro, struct cpp_lexer_pos,
2485 struct cpp_lookahead, CPP_DHASH, enum mi_state, enum mi_ind,
2486 NO_EXPAND, VARARGS_FIRST, struct cpp_token_with_pos,
2487 struct toklist, struct cpp_context, struct specnodes,
2488 TOKEN_LOOKAHEAD, TOKEN_BUFFSIZE, NODE_OPERATOR, NODE_POISONED,
2489 NODE_BUILTIN, NODE_DIAGNOSTIC, NT_VOID, NT_MACRO, NT_ASSERTION,
2490 enum builtin_type, cpp_can_paste): New.
2491 (struct cpp_token): Delete line and col members.
2492 (struct cpp_buffer): New member output_lineno.
2493 (struct lexer_state): Delete indented, in_lex_line, seen_dot.
2494 Add va_args_ok, poisoned_ok, prevent_expansion, parsing_args.
2495 (struct cpp_reader): New members lexer_pos, macro_pos, directive_pos,
2496 ident_pool, temp_string_pool, macro_pool, argument_pool, string_pool,
2497 base_context, context, directive, mi_state, mi_if_not_defined,
2498 mi_lexed, mi_cmacro, mi_ind_cmacro, la_read, la_write, la_unused,
2499 mlstring_pos, macro_buffer, macro_buffer_len.
2500 Delete members mls_line, mls_column, token_list, potential_control_macro,
2501 temp_tokens, temp_cap, temp_alloced, temp_used, first_directive_token,
2502 context_cap, cur_context, no_expand_level, paste_level, contexts, args,
2503 save_parameter_spellings, need_newline, .
2504 Change type of date, time and spec_nodes members.
2505 Change prototypes for include and ident callbacks.
2506 (struct cpp_hashnode): Change type of name. Remove union members
2507 expansion and code. Add members macro, operator and builtin.
2509 (cpp_token_len, cpp_token_as_text, cpp_spell_token, cpp_start_read,
2510 cpp_finish, cpp_avoid_paste, cpp_get_token, cpp_get_line,
2511 cpp_get_output_line, cpp_macro_definition, cpp_start_lookahead,
2512 cpp_stop_lookahead): New prototypes.
2513 (cpp_printer_init, cpp_dump_definition): Delete prototypes.
2515 (U_CHAR, U, ustrcmp, ustrncmp, ustrlen, uxstrdup, ustrchr, ufputs):
2516 Move from cpphash.h.
2518 * cpphash.h (U_CHAR, U, ustrcmp, ustrncmp, ustrlen, uxstrdup, ustrchr,
2519 ufputs): Move to cpplib.h.
2520 (enum spell_type, struct token_spelling, _cpp_token_spellings, TOKEN_SPELL,
2521 TOKEN_NAME, struct answer, FREE_ANSWER, KANDR, STDC89, EXTENSION,
2522 COND, EXPAND, INCL, COMMENTS, IN_I, struct directive, directive_handler,
2523 struct spec_nodes, _cpp_digraph_spellings, _cpp_free_temp_tokens,
2524 _cpp_init_input_buffer, _cpp_grow_token_buffer, _cpp_init_toklist,
2525 _cpp_clear_toklist, _cpp_expand_token_space, _cpp_expand_name_space,
2526 _cpp_equiv_tokens, _cpp_equiv_toklists, _cpp_process_directive,
2527 _cpp_run_directive, _cpp_get_line, _cpp_get_raw_token, _cpp_glue_header_name,
2528 _cpp_can_paste, _cpp_check_directive, _cpp_check_linemarker,
2529 _cpp_parse_assertion, _cpp_find_answer): Delete.
2530 (VALID_SIGN, ALIGN, POOL_FRONT, POOL_LIMIT, POOL_BASE, POOL_SIZE,
2531 POOL_USED, POOL_COMMIT, struct cpp_chunk, _cpp_lex_token, _cpp_init_pool,
2532 _cpp_free_pool, _cpp_pool_reserve, _cpp_pool_alloc, _cpp_next_chunk,
2533 _cpp_lock_pool, _cpp_unlock_pool, _cpp_test_assertion,
2534 _cpp_handle_directive, DSC): New.
2535 (struct include_file): New member defined.
2537 (DO_NOT_REREAD, _cpp_begin_message, _cpp_execute_include,
2538 _cpp_compare_file_date): Update.
2539 (_cpp_pop_context, _cpp_get_token, _cpp_free_lookaheads, _cpp_push_token): New.
2540 (_cpp_init_macros, _cpp_cleanup_macros): Rename to _cpp_init_hashtable,
2541 _cpp_cleanup_hashtable.
2543 * Makefile.in: Remove cppoutput.c.
2545 * cppoutput.c: Delete
2547 * fixheader.c (read_scan_file): Update for new cpp_get_token
2549 (recognized_function): New argument LINE.
2551 * scan-decls.c (skip_to_closing_brace, scan_decls): Update for
2552 new cpp_get_token prototype.
2554 * scan.h (recognized_function): Update prototype.
2556 * po/POTFILES.in: Remove cppoutput.c.
2558 2000-10-27 Mark Mitchell <mark@codesourcery.com>
2560 * c-typeck.c (check_init_type_bitfields): Remove.
2561 (constructor_incremental): Likewise.
2562 (struct constructor_stack): Remove incremental bit.
2563 (struct initializer_stack): Likewise.
2564 (start_init): Don't play with constructor_incremental.
2565 (finish_init): Likewise.
2566 (really_start_incremental_init): Likewise.
2567 (push_init_level): Likewise.
2568 (pop_init_level): Likewise.
2569 (output_init_level): Likewise.
2570 (output_pending_init_elements): Likewise.
2572 2000-10-21 Mike Coleman <mcoleman2@kc.rr.com>
2574 * c-pragma.c (handle_pragma_pack): Initialize align to -1.
2575 Improve error messages. Correct parsing of
2576 #pragma pack(pop [,id]). Do not check the user-supplied
2577 alignment if we're popping.
2579 * gcc.dg/pack-test-1.c: New test case.
2580 * gcc.dg/pack-test-2.c: New test case.
2581 * gcc.dg/pack-test-1.h: New file.
2583 2000-10-27 Neil Booth <neilb@earthling.net>
2587 2000-10-27 Kelley Cook <kelley.cook@home.com>
2589 * invoke.texi: Document -mintel-syntax
2591 2000-10-27 Richard Henderson <rth@redhat.com>
2593 * invoke.texi: Document -frename-registers. Add it to -O3.
2594 * toplev.c (rest_of_compilation): Run regrename before ifcvt2.
2595 (enum dump_file_index, dump_file): Update order.
2596 (main): Set flag_rename_registers at -O3.
2598 2000-10-27 Richard Henderson <rth@redhat.com>
2600 * config/alpha/alpha.h (enum reg_class): Add PV_REG.
2601 (REG_CLASS_NAMES, REG_CLASS_CONTENTS, REGNO_REG_CLASS): Update.
2602 (REG_CLASS_FROM_LETTER): Assign it to 'c'.
2603 * config/alpha/alpha.md (call_osf_1): Use it.
2604 (call_value_osf_1): Likewise.
2606 * config/ia64/ia64.c: Revert 10-23 patch.
2607 (ia64_hard_regno_rename_ok): New.
2608 * config/ia64/ia64-protos.h: Declare it.
2609 * config/ia64/ia64.h (HARD_REGNO_RENAME_OK): Use it.
2611 2000-10-27 Bernd Schmidt <bernds@redhat.co.uk>
2612 Richard Henderson <rth@redhat.com>
2614 * regrename.c: Rewrite to handle multi-register modes and
2615 cond_exec instructions.
2616 * Makefile.in (regrename.o): Update dependancies.
2617 * recog.h (struct operand_alternative): Add is_address.
2618 * recog.c (preprocess_constraints) [case 'p']: Set it.
2620 2000-10-27 Zack Weinberg <zack@wolery.stanford.edu>
2622 * configure.in: If not NO_MINUS_C_MINUS_O, substitute
2623 OUTPUT_OPTION with '-o $@'. Make zlibdir, zlibinc relative to
2624 top level. Kill oldstyle_subdirs. Do not include
2625 $srcdir/$s/Makefile.in in all_lang_makefiles, but do include
2626 $outputs. Do not run configure.lang from config.status.
2627 Rearrange warning-flag logic to correspond to what the
2628 makefile wants. Put special vax stage1 options in
2629 @stage1_flags@ not @stage1_warn_cflags@. Don't do anything
2630 with extra_c_objs, extra_cxx_objs, or extra_cpp_objs.
2631 (--enable-c-cpplib): AC_SUBST(maybe_cpplib) with "libcpp.a" if
2632 switch is given, nothing otherwise.
2633 * configure.lang: Delete.
2635 * Makefile.in: Expunge all traces of extra_c_objs,
2636 extra_cxx_objs, and extra_cpp_objs. Set MAYBE_CPPLIB from
2637 @maybe_cpplib@. Add $(MAYBE_CPPLIB) to C_AND_OBJC_OBJS. Set
2638 warning options via a three level scheme so that -pedantic and
2639 -Wtraditional are not used for non-C front ends: LOOSE_WARN,
2640 STRICT1_WARN, STRICT2_WARN -> $(@D)-warn, GCC_WARN_CFLAGS ->
2641 WARN_CFLAGS. Distinguish STAGE1_CFLAGS from BOOT_CFLAGS.
2642 Add -I$(@D) and -I$(srcdir)/$(@D) to INCLUDES.
2643 Set OUTPUT_OPTION, ZLIB, ZLIBINC. Do not set P,
2644 LANG_FLAGS_TO_PASS. Add OUTPUT_OPTION to all object-file
2645 generation rules. Wrap all rules that change the current
2646 directory in parentheses; pmake doesn't spawn a new shell for
2647 each command. Expunge all references to $(P). When one
2648 command depends on another and they're run all at once, use &&
2649 to separate them, not ;. Add libgcc_s$(SHLIB_EXT) to files
2650 deleted on make clean. Force OUTPUT_OPTION='-o $@' in stage2
2653 * objc/Make-lang.in: Wrap all rules that change the current
2654 directory in parentheses. Expunge all references to $(P).
2655 When one command depends on another and they're run all at
2656 once, use && to separate them, not ;. Add OUTPUT_OPTION to
2657 all object-file generation rules. Delete obsolete variables.
2658 * objc/Makefile.in: Delete.
2660 2000-10-27 Jakub Jelinek <jakub@redhat.com>
2662 * calls.c (expand_call): If sibcall_failure is set during pass 1,
2663 clear tail_call_insns as well.
2665 2000-10-27 Nick Clifton <nickc@redhat.com>
2667 * config/arm/arm-protos.h (arm_function_ok_for_sibcall): Add
2670 2000-10-26 Richard Henderson <rth@redhat.com>
2672 * calls.c (expand_call): Supress sibcall if we have a
2673 BLKmode return in registers.
2675 2000-10-26 Bernd Schmidt <bernds@redhat.co.uk>
2677 * ia64.h (PREFERRED_RELOAD_CLASS): Force floating point constants
2680 2000-10-26 Nathan Sidwell <nathan@codesourcery.com>
2682 * tree.c (make_node, case 't'): Set alignment to that of
2684 * expr.c (move_by_pieces_ninsns): Abort if some length remains.
2686 2000-10-25 Mark Mitchell <mark@codesourcery.com>
2688 * Makefile.in (site.exp): Define HAVE_LIBSTDCXX_V3.
2689 * configure.in (enable-libstdcxx-v3): Arrange to have
2690 HAVE_LIBSTDCXX_V3 substituted into the output files.
2692 2000-10-25 Richard Henderson <rth@redhat.com>
2694 * recog.c (constrain_operands): Initialize which_alternative
2695 before no alternatives early exit.
2697 * cse.c (find_comparison_args): Check that we can reverse a
2698 comparison if needed before accepting the substitution.
2700 * reload.c (find_reloads_address_part): Kill rtx obstack hackery.
2702 * simplify-rtx.c (simplify_relational_operation): Sign extend
2703 low words before sign extending to high words.
2705 2000-10-25 Nick Clifton <nickc@redhat.com>
2707 * config/mcore/mcore.c: Include config.h before system.h.
2709 2000-10-25 Ray Essick <essick@ddna.labs.mot.com>
2711 * config/mcore/mcore.md (return): Force function epilogue to
2712 always be generated to work around epilogue suppression bug in
2715 2000-10-25 Joseph S. Myers <jsm28@cam.ac.uk>
2717 * c-decl.c (grokdeclarator): Move warning for qualified void
2718 return types with -pedantic to when the function type is
2719 constructed. At -W, warn in general for qualified function return
2720 types, except for volatile void.
2721 * invoke.texi: Document this new warning at -W.
2723 2000-10-25 Neil Booth <neilb@earthling.net>
2725 * cpp.texi: Update with implementation-defined behavior and
2728 2000-10-25 Jakub Jelinek <jakub@redhat.com>
2730 * stor-layout.c (layout_type): If TYPE_ALIAS_SET was already set on the
2731 incomplete type force it into alias set 0.
2733 Wed Oct 25 01:02:44 EDT 2000 John Wehle (john@feith.com)
2735 * alias.c: Include basic-block.h.
2736 (loop_p): New function.
2737 (mark_constant_function): Use it.
2738 * Makefile.in (alias.o): Update dependencies.
2740 2000-10-24 Aldy Hernandez <aldyh@redhat.com>
2742 * config/mn10300/mn10300.c (secondary_reload_class): Treat pseudos
2745 2000-10-24 Jim Wilson <wilson@cygnus.com>
2747 * expmed.c (store_bit_field): Move integer pun code down after
2748 code that calls emit_move_insn for entire register move.
2749 * stor-layout.c (compute_record_mode): Revert Mar 25, Aug 18, and
2750 Oct 20 changes. Only store mode in TYPE_MODE if RECORD_TYPE.
2752 2000-10-24 Richard Henderson <rth@cygnus.com>
2754 * rtlanal.c (rtx_unstable_p, rtx_varies_p): Don't consider pic
2755 register stable if PIC_OFFSET_TABLE_REG_CALL_CLOBBERED.
2757 2000-10-24 Aldy Hernandez <aldyh@redhat.com>
2759 * gcse.c (cprop_insn): do not propagate constants into jump_insn
2760 for machines with CC0 more than once.
2762 2000-10-24 Richard Henderson <rth@cygnus.com>, Aldy <aldyh@cygnus.com>
2764 * config/mn10300/mn10300.h (PREFERRED_RELOAD_CLASS): Treat
2765 pseudos just like memory.
2767 2000-10-24 Alexandre Oliva <aoliva@redhat.com>
2769 * combine.c (distribute_notes): Discard REG_LIBCALL and REG_RETVAL
2770 when deleting libcall sequence collapsed to a single instruction.
2772 2000-10-24 Andrew Haley <aph@cygnus.co.uk>
2774 * expr.c (do_store_flag): Don't crash if either side of a
2775 comparison is error_mark_node.
2777 2000-10-24 Jakub Jelinek <jakub@redhat.com>
2779 * sibcall.c (purge_mem_unchanging_flag): New function.
2780 (optimize_sibling_and_tail_recursive_calls): Call it.
2782 2000-10-24 Philipp Thomas <pthomas@suse.de>
2784 * Makefile.in (check-po): New target for doing checks in the po
2785 subdir if all languages configured.
2786 (CHECK_TARGETS): Add @CHECK_PO@, replaced with check-po via
2787 configure if NLS is enabled.
2788 * configure.in: If NLS is enabled, substitute CHECK_PO by check-po,
2789 otherwise leave empty.
2790 * configure: Regenerate.
2792 2000-10-23 Diego Novillo <dnovillo@cygnus.com>
2794 * i386.c (print_operand): Handle new 'A' formatting code.
2795 387 opcodes need suffixes even with -mintel-syntax.
2796 Check for explicit size override (codes 'b', 'w' and 'k').
2797 (print_operand_address): Check if register prefix is needed when
2798 emitting `ds' segment override.
2799 * i386.h: Add comment about new 'A' formatting code.
2800 * i386.md (jump and call patterns): Emit absolute references using %A.
2802 2000-10-23 Richard Henderson <rth@cygnus.com>
2804 * config/ia64/ia64.c (ia64_expand_prologue): Mark extra
2805 output registers as fixed.
2806 (ia64_function_epilogue): Undo output fixation.
2808 2000-10-23 Richard Henderson <rth@cygnus.com>
2810 * config/alpha/alpha.md: Add names for all unnamed insns; use
2811 define_insn_and_split in some obvious places.
2813 (zero_extendqihi2): Use an expander w/ nonimmediate_operand for BWX.
2814 (zero_extendqisi2, zero_extendqidi2): Likewise.
2815 (zero_extendhisi2, zero_extendhidi2): Likewise.
2816 (abs splitters): Fix match_scratch operand number.
2817 (bcc_reverse): Swap pc & label instead of non-canonical compare.
2819 2000-10-23 Jim Wilson <wilson@cygnus.com>
2821 * ia64.c (ia64_print_operand, case 'r'): Correct comment. Handle
2823 * ia64.md (cmpsi_adjusted): Use %r3.
2824 (cmpdi_adjusted): Likewise.
2826 2000-10-23 Diego Novillo <dnovillo@cygnus.com>
2828 * config/i386/att.h (ASM_FILE_START): Define.
2830 2000-10-23 Diego Novillo <dnovillo@cygnus.com>
2832 * config/i386/linux.h (ASM_FILE_START): Define.
2834 Wed Oct 18 11:16:40 2000 Donald Lindsay <dlindsay@cygnus.com>
2836 * gcc/configure.in: m68k-coff tm_file should not have libgloss.h,
2837 since this (only) drags in a crt0.o reference that the .ld files
2840 2000-10-23 Geoff Keating <geoffk@cygnus.com>
2842 * reload1.c (reload_reg_reaches_end_p): A RELOAD_OTHER can
2843 overwrite the value in a RELOAD_FOR_INPUT and other kinds of
2844 reloads just like an RELOAD_FOR_OUTPUT would.
2846 * local-alloc.c (update_equiv_regs): Add an abort(). When
2847 deleting or moving insns, update reg_equiv[regno].init_insns.
2849 2000-10-23 Mark Mitchell <mark@codesourcery.com>
2851 * c-tree.texi: Improve documentation for IF_STMTs and related
2852 conditional statements.
2854 2000-10-22 Mark Mitchell <mark@codesourcery.com>
2856 * expr.c (do_preexpand_calls): Remove.
2857 (same_from_p): Don't use CALL_EXPR_RTL.
2858 (expand_expr): Don't call preexpand_calls, or use CALL_EXPR_RTL.
2859 (preexpand_calls): Remove.
2860 * tree.c (first_rtl_op): Remove CALL_EXPR case.
2861 (unsave_expr_1): Likewise.
2862 * tree.def (CALL_EXPR): Give it only two slots.
2863 * tree.h (CALL_EXPR_RTL): Remove.
2865 2000-10-21 Chandrakala Chavva <cchavva@redhat.com>
2867 * libgcc-std.ver (__addvsi3, __addvdi3, __subvsi3, __subvdi3,
2868 __mulvsi3, __negvsi2, __negvdi2, __absvsi2, __absvdi2, __mulvdi3):
2871 2000-10-22 Alexandre Oliva <aoliva@redhat.com>
2873 * calls.c (combine_pending_stack_adjustment_and_call): Don't
2874 adjust stack when unadjusted_alignment ends up as zero.
2876 2000-10-22 Joseph S. Myers <jsm28@cam.ac.uk>
2878 * fixinc/genfixes: Remove EGCS reference.
2879 * install.texi: Remove EGCS reference.
2880 * INSTALL: Regenerate.
2882 2000-10-22 Mark Mitchell <mark@codesourcery.com>
2884 * tree.h (TYPE_IS_SIZETYPE): Add more documentation.
2886 2000-10-21 Joseph S. Myers <jsm28@cam.ac.uk>
2888 * diagnostic.c: Remove EGCS reference in comment.
2890 Sat Oct 21 08:24:25 2000 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
2892 * loop.c (strength_reduce): Fix error in last change.
2894 2000-10-20 David Edelsohn <edelsohn@gnu.org>
2896 * Makefile.in (SHLIB_NM_FLAGS): New.
2897 (libgcc.mk): Pass it.
2898 * mklibgcc.in (libgcc.map): Use it.
2900 * rs6000/t-aix43 (SHLIB_EXT, SHLIB_LINK, SHLIB_LIBS,
2901 SHLIB_MKMAP, SHLIB_MAPFILES, SHLIB_NM_FLAGS): New.
2903 2000-10-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2905 * mips.h (REG_CLASS_FROM_LETTER): Cast array arg to unsigned char.
2907 * sparc.c (load_pic_register): Delete unused varaible.
2909 * libgcc2.c (__addvsi3): Delete unused variable.
2911 * libgcc2.h (__absvsi2, __absvdi2, __addvsi3, __addvdi3,
2912 __subvsi3, __subvdi3, __mulvsi3, __mulvdi3, __negvsi2,
2913 __negvdi2): Prototype.
2915 * ssa.c (apply_delayed_renames): Avoid undefined operation.
2917 * toplev.c (display_target_options): Make static to match
2918 prototype. Delete empty declaration.
2920 2000-10-20 Tom Tromey <tromey@cygnus.com>
2922 * cppspec.c (DEFAULT_WORD_SWITCH_TAKES_ARG): Added -MF and -MT.
2923 * gcc.c (DEFAULT_WORD_SWITCH_TAKES_ARG): Added -MF and -MT.
2925 Fri Oct 20 17:05:49 2000 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
2927 * expr.c (expand_expr, case SAVE_EXPR): Set RTX_UNCHANGING_P on
2929 (expand_expr_unaligned, case ARRAY_REF): Check that index is
2930 a constant before comparing it; use tree_low_cst.
2931 * tree.c (save_expr): Set TREE_READONLY.
2932 (substitute_expr): Return inside of NON_LVALUE_EXPR.
2933 (build, build1): Set TREE_READONLY if all operands are.
2934 (build_index_type): If upper bound is a negative number, lower
2935 bound is zero and sizetype is unsigned, use upper bound of one and
2938 2000-10-20 David Edelsohn <edelsohn@gnu.org>
2940 * gcc.c (process_command, main): Use "because" instead of
2941 "since" in error messages.
2943 Fri Oct 20 13:33:16 2000 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
2945 * stor-layout.c (compute_record_mode): Use tree_low_cst.
2946 Don't use mode of field for record unless sizes are the same.
2947 (layout_type, case ARRAY_TYPE): Remove special bounds handling
2948 previously added for Ada; also change to using host_integerp
2951 * loop.c (strength_reduce): Show when new register made for
2952 giv is known to be a pointer and its aligment if so and known.
2953 (loop_dump_aux): Show VERBOSE parameter unused.
2955 * gcse.c (set_hash_table_size): Now unsigned.
2956 * sdbout.c (template_name_p): Add "const" to avoid warnings.
2957 (sdbout_record_type_name, plain_type_1, sdbout_symbol): Likewise.
2958 (sdbout_one_type, sdbout_parms, sdbout_reg_parms): Likewise.
2959 (sdbout_end_epilogue): Remove variable NAME.
2960 * system.h (getopt): Add default definition.
2961 * config/alpha/alpha.c (print_operand): Don't continue processing
2962 after issuing error.
2963 (summarize_insn): Avoid use of UL in constant.
2965 * function.c (locate_and_pad_parm): Use host_integerp and tree_low_cst.
2967 * fold-const.c (force_fit_type): Unsigned values can overflow
2968 if they are sizetype.
2969 (int_const_binop): Don't use cache if overflows.
2971 2000-10-20 Richard Henderson <rth@cygnus.com>
2973 * function.c (locate_and_pad_parm): Zero alignment_pad.
2975 * regrename.c (rr_replace_reg): Rewrite to use recog_data to
2976 perform substitutions, and apply_change_group to see if it worked.
2978 Fri Oct 20 13:33:16 2000 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
2980 * dwarf2out.c (add_bound_info): Also ignore COND_EXPR.
2982 * combine.c (struct undo): Change int to unsigned int.
2983 (do_SUBST_INT): Args are unsigned int.
2984 (make_extraction, force_to_mode): Use proper type when forming mask.
2985 (make_field_assignment): Likewise.
2987 2000-10-20 Joseph S. Myers <jsm28@cam.ac.uk>
2989 * c-common.c (check_format_info_recurse): Extract string constant
2990 initializers from non-volatile constant arrays and check them as
2992 * c-typeck.c (decl_constant_value): Don't check pedantic or check
2993 for DECL_MODE (decl) != BLKmode.
2994 (decl_constant_value_for_broken_optimization): New function which
2995 includes these checks.
2996 (default_conversion, convert_for_assignment, digest_init): Use
2997 decl_constant_value_for_broken_optimization instead of
2998 decl_constant_value.
3000 2000-10-20 Mark Mitchell <mark@codesourcery.com>
3002 * tree.h (DECL_ALIGN_UNIT): New macro.
3004 2000-10-14 Marek Michalkiewicz <marekm@linux.org.pl>
3006 * config/avr/avr-protos.h (avr_output_bld): New.
3007 (out_shift_with_cnt): Add t_len argument.
3008 * config/avr/avr.c (avr_num_arg_regs): Remove -mpack-args.
3009 (output_movqi, output_movhi, output_movsisf): Optimize loading
3010 any constant with exactly one bit set to NO_LD_REGS.
3011 (out_shift_with_cnt): Optimize output code for size or speed,
3012 depending on optimize_size. Handle small shift counts as well
3013 (if not hand-optimized in ?sh??i3_out). Shifts can be done
3014 with or without a scratch register, with help of __tmp_reg__
3015 or __zero_reg__ if necessary. Add T_LEN argument to pass the
3016 length of TEMPLATE in words, return total insn length in *LEN.
3017 (ashlqi3_out, ashrqi3_out, lshrqi3_out): Change all calls to
3018 out_shift_with_cnt to work with the above change.
3019 (ashlhi3_out, ashlsi3_out, ashrhi3_out, ashrsi3_out, lshrhi3_out,
3020 lshrsi3_out): Likewise. Optimize more known shift count cases.
3021 Remove cases already well optimized in out_shift_with_cnt.
3022 (avr_output_bld): New function.
3023 * config/avr/avr.h (MASK_PACK_ARGS, TARGET_PACK_ARGS): Remove.
3024 (TARGET_SWITCHES): Remove -mpack-args backward compatibility.
3025 * config/avr/avr.md (*reload_inqi, *reload_inhi, *reload_insi):
3026 Add reload_completed to insn condition - only for peepholes.
3027 (ashlqi3, ashrqi3, lshrqi3): Correct insn length for shift counts
3028 in a register or memory.
3029 (ashlhi3, ashlsi3, ashrhi3, ashrsi3, lshrhi3, lshrsi3): Likewise.
3030 Do not require a scratch register.
3031 (*ashlhi3_const, *ashlsi3_const, *ashrhi3_const, *ashrsi3_const,
3032 *lshrhi3_const, *lshrsi3_const): New insns and matching peepholes.
3033 Optimize shifts by known count using a scratch register, but only
3034 if one is still available after register allocation.
3036 2000-10-20 J. David Anglin <dave@hiauly1.hia.nrc.ca>
3038 * t-vax: New file. Don't build modules from libgcc1.c.
3040 Fri Oct 20 00:57:00 EDT 2000 John Wehle (john@feith.com)
3042 * alias.c: (mark_constant_function): Don't check pure functions.
3043 Initialize and end alias analysis.
3044 (nonlocal_mentioned_p): Rename from nonlocal_reference_p.
3045 Don't make a special exception for recursion. Handle
3046 UNSPEC_VOLATILE. Don't assume ASM_OPERANDS is non-local
3047 unless it's volatile.
3049 * local-alloc.c (equivalence): New structure.
3050 (reg_equiv): Define.
3051 (contains_replace_regs): Remove array and use
3053 (memref_referenced_p): Likewise.
3054 (no_equiv): Likewise.
3055 (update_equiv_regs): Likewise.
3057 (equiv_init_varies_p,
3058 equiv_init_movable_p): New functions.
3059 (update_equiv_regs): Use them. Use rtx_varies_p
3060 instead of function_invariant_p. Process insns
3061 from end to beginning. Allow a REG_EQUIV insn
3062 within the same loop as a use to be moved, also
3063 allow it to be moved out of a loop. Update
3064 REG_DEAD notes when substituting into an insn.
3066 2000-10-19 Jim Wilson <wilson@cygnus.com>
3068 * c-decl.c (start_decl): Check for error_mark_node type before using
3070 (finish_decl): Likewise. Don't give an error if decl type is
3071 already error_mark_node.
3073 * haifa-sched.c (compute_trg_info): Add explanatory comments.
3074 New local update_blocks. Use update_blocks to remove duplicates
3075 when computing update blocks. Check for bblst_table overflow.
3076 (schedule_block): Add explanatory comment. Reduce bblst_size by
3078 * config/ia64/ia64.md (movdi_symbolic): Document loss of REG_LABEL
3081 2000-10-19 Chandrakala Chavva <cchavva@redhat.com>
3083 * libgcc2.c (_mulvsi3): Change variables u and v to a and b.
3085 2000-10-19 Chandrakala Chavva <cchavva@redhat.com>
3087 * expmed.c: Minor corrections in comments.
3088 * invoke.texi: Added desciption for the new option -ftrapv.
3090 2000-10-19 Chandrakala Chavva <cchavva@redhat.com>
3092 * libgcc2.c: Added the missing #endif.
3094 Thu Oct 19 14:25:11 MET DST 2000 Jan Hubicka <jh@suse.cz>
3096 * i386.h (CONST_OK_FOR_LETTER): Re-add 'N'; document.
3098 2000-10-18 Chandrakala Chavva <cchavva@redhat.com>
3100 * expmed.c (expand_mult): Don't do synth_mult optimization for -ftrapv.
3101 Use smulv_optab for -ftrapv.
3102 (expand_mult_highpart): Use unsigned multiply.
3103 (expand_divmod): Special-case division by -1.
3104 For EXACT_DIV_EXPR, do right shift first, then the multiply.
3105 For complex divide, use abs with unsigned result.
3106 * expr.c (force_operand): Use unsigned multiply.
3107 (expand_expr): Use overflow-trapping optabs for signed types if
3109 If flag_trapv, don't generate a recursive call with EXPAND_SUM
3110 if the type is signed and the original call wasn't EXPAND_SUM or
3112 * expr.h (addv_optab, subv_optab, smulv_optab, sdivv_optab): Declare.
3113 (negv_optab, absv_optab): Declare.
3114 * flags.h (flag_trapv): Declare.
3115 * genopinit.c (optabs): Add entries for addv_optab, subv_optab,
3116 smulv_optab, sdivv_optab, negv_optab and absv_optab.
3117 (gen_insn): Interpret '$P' as requiring an integer mode,
3118 including partial integer modes.
3119 * loop.c (emit_iv_add_mult): Use unsigned expand_mult_add.
3120 (product_cheap_p): Use unsigned expand_mult.
3121 * optabs.c (addv_optab, subv_optab, smulv_optab, sdivv_optab): Define.
3122 (negv_optab, absv_optab): Define.
3123 (expand_binop): Use overflow-trapping optabs for signed types if
3125 Handle negv_optab libe neg_optab.
3126 (expand_abs): Take result_unsignedp argument instead of unsignedp one.
3127 Use overflow-trapping optabs for signed result if flag_trapv.
3128 (expand_complex_abs): Use overflow-trapping optabs for signed types if
3130 Don't open-code complex absolute-value operation for flag_trapv.
3131 (init_optabs): Initialize addv_optab, subv_optab, smulv_optab,
3132 sdivv_optab, negv_optab and absv_optab.
3133 * toplev.c (flag_trapv): Define.
3134 (lang_independent_options f_options): Include flag_trapv.
3135 * tree.h (TYPE_TRAP_SIGNED): Define.
3136 * libgcc2.c (__addvsi3, __addvdi3, __subvsi3,__subvsi3, __subvdi3,
3137 __mulvsi3, __negvsi2, __negvdi2, __absvsi2, __absvdi2, __mulvdi3):
3139 * Makefile.in: add _absvsi2 _absvdi2 _addvsi3 _addvdi3 _subvsi3
3140 _subvdi3 _mulvsi3 _mulvdi3 _negvsi2 _negvdi2.
3142 2000-10-18 Geoffrey Keating <geoffk@cygnus.com>
3143 David V. Henkel-Wallace <gumby@cygnus.com>
3145 * config/i386/t-netware: Bring in from the Red Hat tree.
3146 * config/i386/netware.h: Likewise.
3147 * config/netware.h: Likewise.
3148 * config/rs6000/netware.h: Delete.
3149 * configure.in: Add i[34567]86-*-netware.
3150 * configure: Hand-edit to match configure.in change.
3152 2000-10-18 Mark Mitchell <mark@codesourcery.com>
3154 * c-common.h (flag_no_builtin): Declare.
3155 (flag_no_nonansi_builtin): Likewise.
3156 (c_common_nodes_and_builtins): Change prototype.
3157 * c-common.c (flag_no_builtin): New variable.
3158 (flag_no_nonansi_builtin): Likewise.
3159 (c_common_nodes_and_builtins): Remove parameters. Adjust
3161 * c-decl.c (flag_no_builtin): Remove.
3162 (flag_no_nonansi_builtin): Likewise.
3163 (init_decl_processing): Adjust call to
3164 c_common_nodes_and_builtins.
3166 2000-10-18 Marc Espie <espie@openbsd.org>
3168 * tm.texi (LIBGCC_SPEC): Synch with reality.
3170 2000-10-18 Joseph S. Myers <jsm28@cam.ac.uk>
3172 * c-common.c (check_format_types): Check for writing through a
3173 NULL pointer argument.
3175 2000-10-18 Hans-Peter Nilsson <hp@axis.com>
3177 * tm.texi (Exception Region Output): Document
3178 DWARF_CIE_DATA_ALIGNMENT.
3179 * dwarf2out.c (DWARF_CIE_DATA_ALIGNMENT): Wrap definition in
3181 [ENABLE_CHECKING] (reg_save): Abort if offset is not a multiple of
3182 DWARF_CIE_DATA_ALIGNMENT.
3184 2000-10-18 Michael Hayes <mhayes@cygnus.com>
3186 * basic-block.h (struct loop): Delete fields pre_header_root
3187 and pre_header_trace and replace with pre_header_edges
3188 and num_pre_header_edges.
3189 * flow.c (flow_loop_dump): Dump pre_header_edges.
3190 (flow_loops_free): Free pre_header_edges.
3191 (flow_loop_pre_header_scan): Calculate pre_header_edges.
3193 2000-10-18 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
3195 * contrib.texi: Update references to steering committee members
3196 and Jeff Law's entry.
3198 2000-10-18 Joseph S. Myers <jsm28@cam.ac.uk>
3200 * c-common.c (CPLUSPLUS_STD_VER, C_STD_VER, C_STD_NAME): Define.
3201 (maybe_read_dollar_number, check_format_info_main): Use them for
3202 pedantic warning messages.
3204 2000-10-18 Joseph S. Myers <jsm28@cam.ac.uk>
3206 * c-common.c (check_format_info_main): Minor cleanup: move
3207 variables into inner scopes; initialize declarations where
3208 appropriate; don't hardcode "scanf" name on warning for zero
3211 2000-10-17 Mark Mitchell <mark@codesourcery.com>
3213 * c-common.c (back_end_hook): New variable.
3214 * c-common.h (back_end_hook): Declare it.
3215 * c-lang.c (finish_file): Use it.
3217 * emit-rtl.c (init_emit_once): Initialize the const_int_htab
3220 2000-10-18 Jan Hubicka <jh@suse.cz>
3222 * i386.c (ix86_comparison_operator, put_condition_code,
3223 ix86_match_ccmode, ix86_cc_mode): Handle CCRCmode.
3224 (ix86_expand_strlensi_unroll_1): Use CCRCmode.
3225 * i386.h (EXTRA_CC_MODES): Add CCRCmode.
3226 * i386.md (adddi and negdi splitter): Use CCRCmode.
3227 (add?i_3, add?i_4, add?i_5): Use CCRCmode; swap operands
3228 (subsi3_carry): add '*'
3229 (addsi3_carry_rc, subsi3_carry_rc, x86_movsicc_0_m1_rc): New.
3230 (cmp to add peep2): Use CCRCmode; swap operands.
3232 2000-10-18 Kazu Hirata <kazu@hxi.com>
3234 * h8300.c: Fix a comment typo.
3235 (round_frame_size): New.
3236 (compute_saved_regs): Likewise.
3239 (push_order): Remove.
3240 (pop_order): Likewise.
3241 (function_prologue): Rearrange code for readability.
3242 (function_epilogue): Likewise.
3244 * config/h8300/h8300.md: Remove an unnecessary sign_extend
3245 expander that is used when not optimizing. Output a tab after
3246 each assembly insns.
3248 * reorg.c: Fix formatting.
3250 2000-10-17 Joern Rennecke <amylaar@redhat.co.uk>
3252 * reload1.c (move2add_note_store): Check for simple
3253 auto-inc in destination.
3255 2000-10-17 Michael Chastain <chastain@redhat.com>
3257 * config/i386/i386-aout.h: define INT_ASM_OP.
3259 Tue Oct 17 20:11:08 2000 Alan Modra <alan@linuxcare.com.au>
3261 * pa.c (print_operand): Handle case 'c' for .vtable_inherit
3263 Tue Oct 17 20:05:51 2000 Martin Buchholz <martin@xemacs.org>
3265 * i370.md: Fix spelling typo.
3267 2000-10-17 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
3269 * function.c (locate_and_pad_parm): Don't align stack unconditionally.
3270 Fixes execute/20001017-1.c on powerpc-linux-gnu.
3272 * expr.c (store_constructor): Apply MEM_ALIAS_SET to MEMs only.
3273 * rs6000/rs6000.c (rs6000_hash_constant): Use X0INT to access a
3276 * rs6000/rs6000.h (NO_DOLLAR_IN_LABEL, DOLLARS_IN_IDENTIFIERS,
3277 ENCODE_SECTION_INFO, ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Move from
3279 * rs6000/aix.h: ...to here.
3280 * rs6000/linux.h (ASM_APP_ON, ASM_APP_OFF): Define to Linux-style.
3282 2000-10-17 Jakub Jelinek <jakub@redhat.com>
3284 * config/alpha/alpha.h (ASM_OUTPUT_MI_THUNK): Reload gp if needed.
3286 * config/sparc/sparc.h (ASM_OUTPUT_MI_THUNK): Always use call, make
3287 sure linker can relax even the delay slot mov %g1,%o7, fix output
3290 2000-10-17 Kazu Hirata <kazu@hxi.com>
3292 * config/h8300/h8300.md: Remove an unnecessary zero_extend
3293 expander that is used when not optimizing. Output a tab after
3294 each assembly insns.
3296 2000-10-17 Chandrakala Chavva <cchavva@redhat.com>
3298 * gcc.c: New options --target-help.
3299 (process_command): Added code to parse this new option.
3300 * toplev.c (display_target_options): New function to support the
3302 * cppinit.c (new_pending_directive) : New option OPT_target__help.
3303 (cpp_handle_option): Support this new option.
3304 * invoke.texi: Added notes about --target-help option.
3306 2000-10-17 Graham Stott <grahams@redhat.com>
3308 * config/i386/i386.md (testqi_1): Add missing operand prefix
3310 * config/i386/i386-protos.h: Add missing prototype.
3312 2000-10-17 Diego Novillo <dnovillo@cygnus.com>
3314 * config/i386/unix.h (ASM_OUTPUT_MI_THUNK): Symbol
3315 _GLOBAL_OFFSET_TABLE should not have a $ prefix when
3316 using -mintel-syntax.
3318 2000-10-17 Joseph S. Myers <jsm28@cam.ac.uk>
3320 * c-common.c (FMT_FLAG_DOLLAR_MULTIPLE): Define.
3321 (format_types): Use it for printf.
3322 (maybe_read_dollar_number): Add parameter for the kind of format
3323 involved. Warn for multiple use for arguments if this is
3324 inappropriate for the kind of format involved.
3325 (check_format_info_main): Update calls to maybe_read_dollar_number.
3327 2000-10-17 J. David Anglin <dave@hiauly1.hia.nrc.ca>
3329 * inclhack.def (hpux_maxint): Also apply fix to values.h.
3330 * fixincl.x: Rebuilt.
3332 2000-10-17 Alexandre Oliva <aoliva@redhat.com>
3334 * genrecog.c (write_switch): Return the first condition that needs a
3337 2000-10-17 Bernd Schmidt <bernds@redhat.co.uk>
3339 * c-tree.h (warn_sequence_point): Move declaration to...
3340 * c-common.h (warn_sequence_point): ... here.
3341 * c-decl.c (warn_sequence_point): Move definition to...
3342 * c-common.c (warn_sequence_point): ... here.
3343 (struct reverse_tree): New.
3344 (reverse_list, reverse_max_depth): New static variables.
3345 (build_reverse_tree, common_ancestor, modify_ok
3346 verify_sequence_points): New functions.
3347 (c_expand_expr_stmt): Call verify_sequence_points if -Wsequence-point.
3348 * c-typeck.c (check_modify_expr): Delete.
3349 (build_modify_expr): Don't call it.
3351 2000-10-17 Joseph S. Myers <jsm28@cam.ac.uk>
3353 * c-common.h (warn_missing_format_attribute): New variable.
3354 * c-decl.c (warn_missing_format_attribute): New variable.
3355 (c_decode_option): Decode -Wmissing-format-attribute and
3356 -Wno-missing-format-attribute.
3357 * c-common.c (check_function_format): If
3358 -Wmissing-format-attribute, give a warning where a vprintf or
3359 vscanf function is called by a function without its own printf or
3361 * toplev.c (documented_lang_options): Add
3362 -Wmissing-format-attribute.
3363 * invoke.texi: Document -Wmissing-format-attribute.
3365 2000-10-17 Marc Espie <espie@openbsd.org>
3367 * invoke.texi (-shared): Insist on requiring code generation flags
3368 to be used along with -shared, and document the subtle failure that
3369 may occur otherwise.
3371 2000-10-16 J. David Anglin <dave@hiauly1.hia.nrc.ca>
3373 * pa.md (return_internal): Move `use' after `return'.
3375 2000-10-16 Theodore Papadopoulo <Theodore.Papadopoulo@sophia.inria.fr>
3377 * machmode.def: Correct comment.
3379 2000-10-16 Rodney Brown <RodneyBrown@mynd.com>
3381 * print-rtl.c (print_rtx_head): Constify.
3382 * rtl.h (print_rtx_head): Similarly.
3384 * config/pa/pa/pa-protos.h (output_64bit_and, output_64bit_ior):
3385 Constify char * return value.
3387 (output_64bit_and, output_64bit_ior): Constify char * return value.
3388 (pa_can_combine_p): Make static.
3389 (function_arg): Decorate unused `named' argument. Fix comment typo.
3390 (function_arg_partial_nregs): Decorate unused `named' argument.
3392 2000-10-16 Joseph S. Myers <jsm28@cam.ac.uk>
3394 * c-common.c (format_check_results): New structure.
3395 (finish_dollar_format_checking): Adjust to take a
3396 format_check_results * parameter.
3397 (check_format_info, check_format_info_recurse,
3398 check_format_info_main): Split check_format_info into three
3399 functions, the main checking going in check_format_info_main.
3400 Recurse when any reduction of the format string argument towards a
3401 string literal is done; go down both branches of a conditional
3402 expression. Don't warn for extra format arguments or empty format
3403 strings if they only occur in some branches of a conditional
3406 2000-10-16 Kazu Hirata <kazu@hxi.com>
3408 * config/h8300/h8300.c: Remove obstack. Include ggc.h.
3410 2000-10-16 Jakub Jelinek <jakub@redhat.com>
3412 * rtlanal.c (may_trap_p): Check operand modes of COMPARE.
3414 2000-10-15 Diego Novillo <dnovillo@cygnus.com>
3416 * i386.md (*movsi_or): Switch operand order for intel syntax.
3418 2000-10-14 Joseph S. Myers <jsm28@cam.ac.uk>
3422 * gcc.texi (Contributing): Update.
3424 2000-10-13 Diego Novillo <dnovillo@cygnus.com>
3426 * config/i386/unix.h (ASM_OUTPUT_MI_THUNK): Output final jump using
3427 appropriate assembler dialect.
3429 2000-10-13 Alexandre Oliva <aoliva@redhat.com>
3431 * c-common.c (c_expand_builtin): PARAMS-ize prototype.
3433 2000-10-12 Marek Michalkiewicz <marekm@linux.org.pl>
3435 * config/avr/avr.c (output_movhi, output_movsisf): Fix loading
3436 constants 1 and 2 to NO_LD_REGS.
3438 2000-10-13 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3440 * Makefile.in (c-parse.c, tradcif.c): Create atomically.
3442 * objc/Make-lang.in (objc-parse.c): Likewise.
3444 2000-10-13 Richard Earnshaw <rearnsha@arm.com>
3446 * arm.c: Include obstack.h
3447 (minipool_obstack, minipool_startobj): Define.
3448 (arm_add_gc_roots): Initialize them.
3449 (create_fix_barrier): Use our new obstack.
3450 (push_minipool_barrier, push_minipool_fix): Likewise.
3451 (arm_reorg): Release obstack memory.
3453 2000-10-13 Jakub Jelinek <jakub@redhat.com>
3455 * config/sparc/sparc.md (nonlocal_goto_receiver): Remove.
3456 (prologue, exception_receiver, builtin_setjmp_receiver): New
3458 * config/sparc/sparc.h (FINALIZE_PIC): Remove.
3459 * config/sparc/sparc-protos.h (finalize_pic): Remove.
3460 (load_pic_register): New prototype.
3461 * config/sparc/sparc.c (pic_setup_code): Remove.
3462 (finalize_pic): Rename to...
3463 (load_pic_register): ...this function.
3464 Don't look for nonlocal_goto_receivers and emit pic setup code
3465 directly. Don't check current_function_uses_pic_offset_table.
3467 2000-10-13 Richard Earnshaw <rearnsha@arm.com>
3469 * tree.h (struct obstack): Declare.
3471 2000-10-12 Mark Mitchell <mark@codesourcery.com>
3474 * Makefile.in (ggc-callbacks.o): Remove target.
3475 (flow.o): Depend on GGC_H.
3476 * alias.c (init_alias_analysis):
3477 Remove ggc_p conditionals.
3478 (end_alias_analysis): Likewise.
3479 * basic-block.h (init_flow): New function.
3480 (allocate_reg_life_data): Declare.
3481 * bb-reorder.c (function_obstack): Replace with ...
3482 (flow_obstack): ... new variable.
3483 (fixup_reorder_chain): Use it.
3484 * c-decl.c (ggc_p): Remove.
3485 (caller-save.c): Don't call oballoc/obfree.
3487 undobuf): Remove storage.
3488 (try_combine): Don't call oballoc.
3489 (undo_all): Don't call obfree.
3490 * cse.c (insert): Use xmalloc, not
3492 (cse_main): Adjust accordingly.
3493 * dwarf2out.c (save_rtx): Remove
3495 (dwarf2out_init): Remove ggc_p conditionals.
3496 * emit-rtl.c (rtl_obstack): Remove.
3497 (gen_rtx_CONST_INT): Remove ggc_p conditionals.
3498 (make_insn_raw): Likewise.
3499 (emit_insn_before): Likewise.
3500 (emit_insn_after): Likewise.
3501 (emit_insn): Likewise.
3502 (gen_sequence): Likewise.
3503 (copy_insn_1): Remove handling of `b' RTL components.
3504 (init_emit_once): Remove ggc_p conditionals.
3505 * except.c (create_rethrow_ref): Don't fool with obstacks.
3506 (add_partial_entry): Likewise.
3507 (call_get_eh_context): Likewise.
3508 (begin_protect_partials): Likewise.
3509 (protect_with_terminate): Likewise.
3511 (plus_constant_wide): Likewise.
3512 * expr.c (init_expr_once):
3514 (emit_block_move): Likewise.
3515 (clear_storage): Likewise.
3516 (expand_expr): Likewise.
3517 * flow.c (function_obstack): Remove.
3518 (flow_obstack): New variable.
3519 (flow_firstobj): Likewise.
3520 (create_base_block): Use the flow_obstack.
3521 (split_block): Likewise.
3522 (split_edge): Likewise.
3523 (calculate_global_regs_live): Likewise.
3524 (allocate_bb_life_data): Make it static. Likewiwse.
3525 (init_flow): New function.
3526 (size_int_type_wide): Remove ggc_p conditionals.
3528 (push_function_context_to): Don't call save_tree_status.
3529 (pop_function_context_from): Or restore_tree_status.
3530 (assign_stack_local_1): Don't call push_obstacks.
3531 (find_fixup_replacement): Use xmalloc.
3532 (fixup_var_refs_insns): Free the storage.
3533 (insns_for_mem_walk): Don't mess with obstacks.
3534 (instantiate_decls): Likewise.
3535 (trampoline_address): Likewise.
3536 (expand_function_end): Likewise.
3537 * function.h (sturct function):
3538 Remove obstack-related variables.
3539 (save_tree_status): Don't declare.
3540 (restore_tree_status): Likewise.
3541 * gcse.c (compute_can_copy):
3542 Don't call oballoc/obfree.
3543 * genattrtab.c (operate_exp): Remove
3545 (simplify_cond): Likewise.
3546 (simplify_test_exp): Don't mess with obstacks.
3547 (optimize_attrs): Likewise.
3548 * gengenrtl.c (gendef): Don't include
3550 * ggc-callbacks.c (ggc_p): Remove.
3551 * ggc-none.c (ggc_p): Remove.
3552 * ggc.h (ggc_p): Don't declare.
3553 * integrate.c (save_for_inline): Don't mess with obstacks.
3554 (integrate_decl_tree): Likewise.
3555 (output_inline_function): Likewise.
3557 (init_EXPR_INSN_LIST_cache): Likewise.
3558 * loop.c (temp_obstack):
3560 (rtl_obstack): Likewise.
3561 (init_loop): Don't mess with obstacks.
3562 (reg_address_cost): Free BIVs and GIVs.
3563 (check_insns_for_bivs): Use xmalloc, not oballoc.
3564 (find_mem_givs): Likewise.
3565 (record_biv): Likewise.
3566 (general_induction_var): Likewise.
3567 (product_cheap_p): Likewse.
3568 * optabs.c (init_one_libfunc): Remove
3570 * print-tree.c (debug_tree): Don't use
3572 (print_node): Likewise.
3573 * profile.c (output_func_start_profiler):
3574 Remove call to temporary_allocation.
3576 (eliminate_regs_in_insn): Don't mess with obstacks.
3578 (mark_target_live_regs): Use xmalloc.
3579 (free_resource_info): Free the memory.
3580 * rtl.c (rtl_obstack):
3582 (rtvec_alloc): Don't mess with obstacks.
3583 (rtx_alloc): Likewise.
3585 (copy_rtx): Don't handle `b' cases.
3586 (read_rtx): Use a local rtl_obstack.
3587 * rtl.h (oballoc): Remove.
3589 (pop_obstacks): Likewise.
3590 (push_obstacks): Likewise.
3591 (allocate_bb_life_data): Likewise.
3592 (allocate_reg_life_data): Likewise.
3593 (rtx_free): Likewise.
3594 * sdbout.c (sdbout_queue_anonymous_type):
3595 Use tree_cons, not saveable_tree_cons.
3597 (cselib_init): Don't mess with obstacks.
3599 (mark_block_nesting): Mark the label_chain.
3600 (epxand_label): Use ggc_alloc, not oballoc.
3601 (clear_last_expr): Don't mess with obstacks.
3602 (expand_decl_cleanup): Likewise.
3603 (expand_dcc_cleanup): Likewise.
3604 (expand_dhc_cleanup): Likewise.
3605 (expand_anon_union_decl): Likewise.
3606 (add_case_node): Use xmalloc, not oballoc.
3607 (free_case_nodes): New function.
3608 (expand_end_case): Call it.
3609 * stor-layout.c (layout_type): Don't
3611 (layout_type): Likewise.
3612 * toplev.c (wrapup_global_declarations):
3614 (compile_file): Remove ggc_p conditionals.
3615 (rest_of_compilation): Call init_flow. Remove ggc_p conditionals.
3616 (decode_f_option): Remove ggc_p conditionals.
3618 (function_maybepermanent_obstack): Remove.
3619 (maybepermanent_obstack): Likewise.
3620 (function_obstack): Likewise.
3621 (tmeporary_obstack): Likewise.
3622 (momentary_obstack): Likewise.
3623 (temp_decl_obstack): Likewise.
3624 (saveable_obstack): Likewise.
3625 (rtl_obstack): Likewise.
3626 (current_obstack): Likewise.
3627 (expression_obstack): Likewise.
3628 (struct obstack_stack): Likewise.
3629 (obstack_stack): Likewise.
3630 (obstack_stack_obstack): Likewise.
3631 (maybepermanent_firstobj): Likewise.
3632 (temporary_firstobj): Likewise.
3633 (momentary_firstobj): Likewise.
3634 (temp_decl_firstobj): Likewise.
3635 (momentary_function_firstobj): Likewise.
3636 (all_types_permanent): Likewise.
3637 (struct momentary_level): Likewise.
3638 (momentary_stack): Likewise.
3639 (init_obstacks): Remove initialization of removed obstacks.
3640 (save_tree_status): Remove.
3641 (restore_tree_status): Likewise.
3642 (temporary_allocation): Liekwise.
3643 (end_temporary_allocation): Liekwise.
3644 (resume_temporary_allocation): Likewise.
3645 (saveable_allocation): Likewise.
3646 (push_obstacks): Likewise.
3647 (push_obstacks_nochange): Likewise.
3648 (pop_obstacks): Likewise.
3649 (allocation_temporary_p): Likewise.
3650 (permanent_allocation): Likewise.
3651 (preserve_data): Likewise.
3652 (preserve_initializer): Likewise.
3653 (rtl_in_current_obstack): Likewise.
3654 (rtl_in_saveable_obstack): Likewise.
3655 (oballoc): Likewise.
3657 (savealloc): Likewise.
3658 (expralloc): Likewise.
3659 (print_obstack_name): Likewise.
3660 (debug_obstack): Likewise.
3661 (object_permanent_p): Likewise.
3662 (push_momentary): Likewise.
3663 (perserve_momentary): Likewise.
3664 (clear_momentary): Likewise.
3665 (pop_momentary): Likewise.
3666 (pop_momentary_nofree): Likewise.
3667 (suspend_momentary): Likewise.
3668 (resume_momentary): Likewise.
3669 (make_node): Don't set TREE_PERMANENT.
3670 (copy_node): Remove ggc_p conditionals. Don't set TYPE_OBSTACK.
3671 Don't set TREE_PERMANENT.
3672 (get_identifier): Remove ggc_p conditionals.
3673 (build_string): Likewise.
3674 (make_tree_vec): Likewise.
3675 (build_decl_list): Remove.
3676 (build_expr_list): Likewise.
3677 (tree_cons): Remove ggc_p conditionals.
3678 (decl_tree_cons): Remove.
3679 (expr_tree_cons): Likewise.
3680 (perm_tree_cons): Likewise.
3681 (temp_tree_cons): Likewise.
3682 (saveable_tree_cons): Likewise.
3683 (build1): Remove ggc_p conditionals.
3684 (build_parse_node): Likewise.
3685 (build_type_attribute_variant): Don't mess with obstacks.
3686 (build_type_copy): Likewise.
3687 (type_hash_canon): Likewise.
3688 (build_pointer_type): Likewise.
3689 (build_reference_type): Likewise.
3690 (build_index_type): Likewise.
3691 (build_range_type): Likewise.
3692 (dump_tree_statistics): Don't print obstack information.
3694 (struct tree_common): Remove permanent_flag.
3695 (TREE_PERMANENT): Remove.
3696 (TREE_SET_PERMANENT): Likewise.
3697 (TYPE_OBSTACK): Likewise.
3698 (struct tree_type): Remove obstack.
3700 (savealloc): Likewise.
3701 (build_decl_list): Likewise.
3702 (build_expr_list): Likewise.
3703 (perm_tree_cons): Likewise.
3704 (temp_tree_cons): Likewise.
3705 (saveable_tree_cons): Likewise.
3706 (decl_tree_cons): Likewise.
3707 (expr_tree_cons): Likewise.
3708 (suspend_momentary): Likewise.
3709 (allocation_temporary_p): Likewise.
3710 (resume_momentary): Likewise.
3711 (push_obstacks_nochange): Likewise.
3712 (permanent_allocation): Likewise.
3713 (push_momentary): Likewise.
3714 (clear_momentary): Likewise.
3715 (pop_momentary): Likewise.
3716 (end_temporary_allocation): Likewise.
3717 (pop_obstacks): Likewise.
3718 (push_obstacks): Likewise.
3719 (pop_momentary_nofree): LIkewise.
3720 (preserve_momentary): Likewise.
3721 (saveable_allocation): Likewise.
3722 (temporary_allocation): Likewise.
3723 (resume_temporary_allocation): Likewise.
3724 (perserve_initializer): Likewise.
3725 (debug_obstack): Likewise.
3726 (rtl_in_current_obstack): Likewise.
3727 (rtl_in_saveable_obstack): Likewise.
3729 * varasm.c (current_obstack): Remove.
3730 (saveable_obstack): Remove.
3731 (rtl_obstack): Remove.
3732 (immed_double_const): Don't mess with obstacks.
3733 (immed_real_cons): Likewise.
3734 (output_constant_def): Likewise.
3735 (init_varasm_status): Use xcalloc.
3736 (mark_pool_constant): Mark the pool constant itself.
3737 (free_varasm_status): Free memory.
3738 (decode_rtx_const): Call bzero directly, rather than expanding it
3740 (record_rtx_const): Don't mess with obstacks.
3741 (force_const_mem): Likewise.
3742 * config/arm/arm.c (arm_encode_call_attribute): Remove ggc_p
3744 (aof_pic_entry): Likewise.
3745 * config/ia64/ia64.c (ia64_encode_section_info): Likewise.
3746 * config/m32r/m32r.c (m32r_encode_section_info): Likewise.
3747 * config/pa/pa.c (saveable_obstack): Remove.
3748 (rtl_obstack): Likewise.
3749 (current_obstack): Likewise.
3750 (output_call): Don't mess with obstacks.
3751 (hppa_encode_label): Remove ggc_p conditionals.
3752 * config/romp/romp.c (get_symref): Don't mess with obstacks.
3753 * config/rs6000/rs6000.c (output_toc): Remove ggc_p conditional.
3754 (rs6000_encode_section_info): Likewise.
3755 * config/sh/sh.c (get_fpscr_rtx): Likewise.
3757 Thu Oct 12 16:02:31 MET DST 2000 Jan Hubicka <jh@suse.cz>
3759 * i386.md (adddi3, subdi3 splitters): Update for new pattern.
3760 (addsi3_cc, addqi3_cc, subsi3_cc): Remove
3761 (addsi3_carry): Canonicalize.
3762 (addqi_5): Remove '*'.
3763 (sbb pattern): Canonicalize.
3765 * i386.md (cmp to inc/add peep2): New.
3767 2000-10-12 Richard Earnshaw <rearnsha@arm.com>
3769 * bb-reorder.c (reorder_basic_blocks): Allocate an aux block for
3772 2000-10-12 Joseph S. Myers <jsm28@cam.ac.uk>
3774 * gcc.texi: Merge in contents of README.TRAD and TESTS.FLUNK.
3775 * README.TRAD, TESTS.FLUNK: Remove.
3777 2000-10-12 Joseph S. Myers <jsm28@cam.ac.uk>
3779 * c-common.c (decl_attributes): Don't allow strftime formats with
3780 first_arg_num nonzero.
3781 (check_format_info): Set wanted_type and wanted_type_name to zero
3782 before they are possibly assigned and used.
3784 2000-10-12 Joseph S. Myers <jsm28@cam.ac.uk>
3786 * c-common.c (scanf_flag_specs): Add flags ' and I.
3787 (strftime_flag_pairs): Disallow any pair of the _, - and 0 flags,
3788 or the ^ and # flags together.
3789 (scan_char_table): Handle the ' and I flags.
3790 (format_types): Add ' and I flags for scanf.
3792 2000-10-12 Joseph S. Myers <jsm28@cam.ac.uk>
3794 * c-common.c (print_char_table): Use the unpromoted type for
3795 lengths "h" and "hh" with conversions dioxXu.
3796 (check_format_types): Apply the default argument promotions where
3797 the wanted type is not a pointer target.
3799 2000-10-11 Michael Meeks <mmeeks@gnu.org>
3800 Joseph S. Myers <jsm28@cam.ac.uk>
3802 * c-typeck.c (check_modify_expr): New function.
3803 (build_modify_expr): Call it if warn_sequence_point.
3804 * c-decl.c (warn_sequence_point): New variable.
3805 (c_decode_option): Handle -Wsequence-point and
3806 -Wno-sequence-point. Enable -Wsequence-point as part of -Wall.
3807 * c-tree.h (warn_sequence_point): Declare.
3808 * invoke.texi (-Wsequence-point): Document.
3809 * toplev.c (documented_lang_options): Add -Wsequence-point and
3810 -Wno-sequence-point.
3811 Original work by Michael Meeks, 16 Jun 1998.
3813 Wed Oct 11 06:15:41 2000 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
3815 * tree.c (get_narrower): Don't look at precision of field if
3818 Tue Oct 10 23:14:33 2000 Denis Chertykov <denisc@overta.ru>
3820 * config/avr/avr.c (valid_machine_decl_attribute): Allow `extern'
3821 declaration for data with "progmem" attribute.
3823 2000-10-09 Marek Michalkiewicz <marekm@linux.org.pl>
3825 * config/avr/avr.c (out_shift_with_cnt): Use AS2 macro.
3826 Correct insn length if shift count is a memory operand.
3827 * config/avr/avr.md: New define_peephole2 to use *reload_inqi.
3828 (*iorhi3_clobber): Change lo8 to hi8.
3829 (zero_extendhisi2): Change %B0 to %A1.
3830 (ashlhi3, ashrhi3): Correct insn length.
3831 (andhi3, abssf2, extendqisi2, extendhisi2): Change "cc"
3832 from "clobber" to "set_n" in some alternatives.
3834 2000-10-10 Jakub Jelinek <jakub@redhat.com>
3836 * reload1.c (calculate_needs_all_insns): If deleting an instruction,
3837 remove its insn_chain structure as well.
3839 2000-10-09 J. David Anglin <dave@hiauly1.hia.nrc.ca>
3841 * dbxout.c (dbxout_source_line): Remove extra tab.
3843 2000-10-09 Hans-Peter Nilsson <hp@bitrange.com>
3845 * config/elfos.h (UNIQUE_SECTION): Apply STRIP_NAME_ENCODING on name.
3847 2000-10-09 Richard Henderson <rth@cygnus.com>
3849 * Makefile.in (LANG_LIB2FUNCS): Remove.
3850 (LIB2FUNCS): Remove _pure.
3851 (LIB2ADD): Remove LANG_LIB2FUNCS.
3852 (stage_a): Don't set LANG_LIB2FUNCS.
3853 * libgcc2.c (__terminate): Mark noreturn.
3854 (__pure_virtual): Remove.
3855 * mklibgcc.in: Remove LIB2ADD .txt processing.
3857 2000-10-09 Richard Earnshaw <rearnsha@arm.com>
3859 * arm.md (push_multi): Revert unintended change.
3861 2000-10-09 Richard Earnshaw <rearnsha@arm.com>
3863 * arm.c: Miscellaneous white space and comment clean-ups. No
3867 2000-10-09 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3869 * c-common.c (c_expand_builtin_printf): Set the TREE_TYPE of a new
3870 STRING_CST by calling combine_strings.
3872 2000-10-09 Richard Earnshaw <rearnsha@arm.com>
3874 * arm.c (thumb_expand_movstrqi): Rewrite to support SSA form.
3875 (thumb_output_move_mem_multiple): Support new insn format.
3876 * arm.md (movmem12b): Use SSA compatible format.
3877 (movmem8b): Likewise.
3879 2000-10-09 Richard Earnshaw <rearnsha@arm.com>
3881 * arm.md (predicable): New attribute, default to "no".
3882 (all patterns): Mark as predicable if appropriate.
3883 (conditional execution splits): Split using predication format.
3884 (define_cond_exec): Define.
3885 * arm.c (arm_print_operand): handle insn predicate.
3887 2000-10-09 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
3889 * README.NS32K: Remove file.
3891 2000-10-09 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
3893 * README-bugs: Remove file.
3895 2000-10-08 Philipp Thomas <pthomas@suse.de>
3896 * aclocal.m4 (AM_GNU_GETTEXT): Fix non portable use of == operator
3898 * configure: Rebuilt.
3900 2000-10-08 Philipp Thomas <pthomas@suse.de>
3901 * aclocal.m4 (AM_WITH_NLS): When not using included gettext,
3902 disable catalog building if no suitable program was found.
3903 Move warning message from here
3904 (AM_GNU_GETTEXT): To here.
3905 * configure: Rebuilt.
3907 2000-10-08 Philipp Thomas <pthomas@suse.de>
3908 * aclocal.m4 (GCC_PATH_PROG): New. Like AC_PATH_PROG but uses
3909 different cache variables.
3910 (GCC_PATH_PROG_WITH_TEST): New. Like AM_PATH_PROG_WITH_TEST but
3911 uses different cache variables.
3912 (AM_WITH_NLS): Use GCC_PATH_PROG and GCC_PATH_PROG_WITH_TEST.
3913 * configure: Regenerated.
3915 2000-10-08 Richard Henderson <rth@cygnus.com>
3917 * Makefile.in (libgcc.mk): Pass SHLIB_EXT, not SHLIB_LIBS.
3918 * configure.in (sparc*-*-solaris*): Use t-slibgcc{,-sld}.
3919 * mklibgcc.in: Consider SHLIB_LINK the entire shlib build command.
3922 * config/t-linux (SHLIB_EXT): New.
3923 (SHLIB_LINK): Use the entire build command, with substitutions.
3924 (SHLIB_LIBS): Remove.
3925 * config/alpha/t-osf4: Likewise.
3926 * config/mips/t-iris6: Likewise.
3927 * config/sparc/t-sol2: Likewise, but move shlib stuff...
3928 * config/sparc/t-slibgcc-sld: ...here.
3929 * config/sparc/t-slibgcc: New file.
3931 2000-10-08 Joseph S. Myers <jsm28@cam.ac.uk>
3933 * tm.texi (INTMAX_TYPE, UINTMAX_TYPE): Define.
3934 * c-common.h (enum c_tree_index): Add CTI_INTMAX_TYPE and
3936 (intmax_type_node, uintmax_type_node): Define.
3937 * c-common.c (decl_attributes): If pedantic, warn if `mode'
3938 attributes create a type wider than intmax_t.
3939 (T_IM, T_UIM): Define properly.
3940 * c-decl.c (INTMAX_TYPE, UINTMAX_TYPE): Define if not already
3942 (init_decl_processing): Initialize intmax_type_node and
3944 * c-lex.c (lex_number): When pedantic and warning for integer
3945 constants that are too large, in C99 mode warn for those that have
3946 a type wider than long long.
3948 2000-10-08 Joseph S. Myers <jsm28@cam.ac.uk>
3950 * c-common.c (FMT_FLAG_ARG_CONVERT, FMT_FLAG_SCANF_A_KLUDGE,
3951 FMT_FLAG_FANCY_PERCENT_OK): Define.
3952 (format_char_info): Add flag "4" to comment.
3953 (format_flag_spec, format_flag_pair): New structures.
3954 (format_kind_info): Add additional fields to control format
3956 (printf_flag_specs, printf_flag_pairs, scanf_flag_specs,
3957 scanf_flag_pairs, strftime_flag_specs, strftime_flag_pairs): New
3959 (time_char_table): Use "4" flag to handle %Ey.
3960 (format_types): Add entries for new fields.
3961 (get_flag_spec): New function.
3962 (check_format_info): Increase size of flag_chars[] to 256.
3963 Control format checking using the new fields of a format_kind_info
3964 and the new tables; remove all conditionals on printf_format_type,
3965 scanf_format_type or strftime_format_type. Handle all details of
3966 bad combinations of flags (including width, precision and strftime
3967 modifiers) through data rather than ad hoc code. Handle all
3968 details of standard versions in which flags appeared through
3969 data. Use the "4" flag.
3971 2000-10-07 Will Cohen <wcohen@redhat.com>, Kazu Hirata <kazu@hxi.com>
3973 * config/h8300/h8300.md: Remove the memory alternative and correct
3974 the insn lengths in the templates for sign extention and zero
3977 2000-10-07 Richard Henderson <rth@cygnus.com>
3979 * calls.c (expand_call): Disallow sibcalls to noreturn functions.
3980 * flow.c (make_edges): Revert last change.
3982 * config/alpha/alpha.h (FUNCTION_OK_FOR_SIBCALL): Don't test
3984 * config/pa/pa.h (FUNCTION_OK_FOR_SIBCALL): Likewise.
3986 2000-10-06 David O'Brien <obrien@dragon.nuxi.com>
3988 * config/alpha/elf.h: Standardize the formatting.
3990 2000-10-06 David O'Brien <obrien@FreeBSD.org>
3992 * config/alpha/elf.h: Protect the ASM_OUTPUT_IDENT definition with an
3995 2000-10-06 Richard Henderson <rth@cygnus.com>
3997 * function.c (diddle_return_value): Examine
3998 current_function_return_rtx instead of the DECL_RESULT.
3999 (expand_function_end): Handle reloading DECL_RESULT from memory
4000 into a hard register. Query promote_mode for sign of mismatched
4003 2000-10-06 Vladimir Makarov <vmakarov@touchme.toronto.redhat.com>
4005 * haifa-sched.c (schedule_insns): Fix typo in freeing
4006 forward_dependency_cache.
4008 2000-10-06 Alexandre Oliva <aoliva@redhat.com>
4010 * config/sh/sh.md (calli_pcrel, call_valuei_pcrel): Add
4011 `TARGET_SH2' as a condition.
4013 2000-10-06 Vladimir Makarov <vmakarov@touchme.toronto.redhat.com>
4015 * haifa-sched.c (anti_dependency_cache, output_dependency_cache,
4016 forward_dependency_cache): New variables.
4017 (add_dependence, remove_dependence): Use anti_dependency_cache and
4018 output_dependency_cache.
4019 (compute_block_forward_dependences): Use forward_dependency_cache.
4020 (schedule_insns): Allocate and free memory for anti/output/forward
4021 dependencies caches.
4023 2000-10-06 Alexandre Oliva <aoliva@redhat.com>
4025 * config/sh/sh.md (call, call_value): Use `TARGET_SH2' instead of
4026 `! TARGET_SH1'. Reindent.
4028 2000-10-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4030 * builtins.c (is_valid_printf_arglist, expand_builtin_printf):
4031 Move functions from here ...
4033 * c-common.c (is_valid_printf_arglist, c_expand_builtin_printf):
4035 (c_expand_builtin): New function.
4036 (init_function_format_info): Don't set `check_function_format_ptr'.
4037 (c_common_nodes_and_builtins): Set built_in_class type for
4038 printf/__builtin_printf to BUILT_IN_FRONTEND.
4039 (c_expand_expr): Handle CALL_EXPRs that are front-end builtins.
4041 * c-common.h (build_function_call): Declare.
4043 * expr.c (expand_expr): Pass builtins with class BUILT_IN_FRONTEND
4044 to `lang_expand_expr' rather than `expand_builtin'.
4046 * tree.c (check_function_format_ptr): Delete.
4048 * tree.h (check_function_format_ptr): Likewise.
4050 2000-10-06 Hans-Peter Nilsson <hp@bitrange.com>
4052 * dwarf2out.c (build_cfa_loc): Correct to use DW_OP_regx or
4053 DW_OP_bregx when cfa->reg > 31.
4055 * frame-dwarf2.c (decode_stack_op) [case DW_OP_regx]: Add missing
4058 2000-10-05 Richard Henderson <rth@cygnus.com>
4060 * c-decl.c (warn_missing_noreturn): Remove.
4061 (c_expand_body): Don't set or check can_reach_end.
4062 * c-tree.h (warn_missing_noreturn): Move ...
4063 * flags.h: ... here.
4064 (can_reach_end): Remove.
4065 * flow.c (check_function_return_warnings): New.
4066 (make_edges): No edge to exit for noreturn sibcalls.
4067 * function.c (expand_function_end): Save the return value
4068 clobber instruction.
4069 (mark_function_status): Mark it.
4070 * function.h (struct function): Add x_clobber_return_insn.
4071 * jump.c (can_reach_end): Remove.
4072 (calculate_can_reach_end): Remove.
4073 (jump_optimize_1): Don't call it.
4074 * output.h (check_function_return_warnings): Declare.
4075 * toplev.c (warn_missing_noreturn): Move from c-decl.c
4076 (rest_of_compilation): Call check_function_return_warnings.
4078 2000-10-05 Richard Henderson <rth@cygnus.com>
4080 * Makefile.in (NM_FOR_TARGET): New.
4081 (libgcc.mk): Pass SHLIB_MKMAP, SHLIB_MAPFILES.
4082 (libgcc.a, stmp-multilib): Pass NM_FOR_TARGET.
4083 * mklibgcc.in: If SHLIB_MKMAP, build libgcc.map. Depend the
4084 shared library build on that and EXTRA_MULTILIB_PARTS.
4085 * mkmap-flat.awk: New file.
4086 * mkmap-symver.awk: New file.
4087 * libgcc-std.ver: New file.
4088 * config/libgcc-glibc.ver: New file.
4089 * config/ia64/libgcc-ia64.ver: New file.
4090 * config/t-linux (SHLIB_MKMAP, SHLIB_MAPFILES): New.
4091 (SHLIB_LINK): Add --version-script.
4092 * config/ia64/t-ia64 (SHLIB_MAPFILES): Add libgcc-ia64.ver.
4093 * config/mips/t-iris6 (SHLIB_MKMAP, SHLIB_MAPFILES): New.
4094 * config/sparc/t-sol2 (SHLIB_MKMAP, SHLIB_MAPFILES): New.
4095 (SHLIB_LINK): Add -M.
4097 2000-10-05 Richard Henderson <rth@cygnus.com>
4099 * Makefile.in (LIB2FUNCS): Add _clz.
4100 * libgcc2.c (__ffsdi2): Use count_trailing_zeros.
4101 (__clz_tab): Put in its own unit, non-static.
4102 * libgcc2.h: Always include longlong.h.
4104 * longlong.h [alpha] (count_leading_zeros): Use cmpbge with
4105 a zero instead of -1.
4106 (count_trailing_zeros): Likewise.
4108 2000-10-05 Richard Henderson <rth@cygnus.com>
4110 * config/alpha/alpha.c (alpha_emit_setcc): Don't swap GT tests
4111 when second op1 is const0_rtx. Validate op0 as a register.
4112 * config/alpha/alpha.md (setcc_internal): Don't allow constants
4113 in the first argument of the compare.
4114 (setcc_swapped_internal): Likewise.
4115 (setne_internal): Likewise.
4117 2000-10-05 Geoff Keating <geoffk@cygnus.com>
4119 * tree.c (tree_size): New function split out of copy_node.
4120 (make_node): Remove obstack handling. Use tree_size.
4121 (copy_node): Use tree_size.
4122 * tree.h: Prototype tree_size.
4124 2000-10-05 Richard Henderson <rth@cygnus.com>
4126 * diagnostic.c (output_format): Add missing break.
4128 2000-10-05 Jim Wilson <wilson@cygnus.com>
4130 * function.c (fixup_var_refs_1, case SET): When gen_move_insn returns a
4131 SEQUENCE, call emit_insn_before, copy PATTERN and REG_NOTES of last
4132 sequence insn to INSN, and delete last sequence insn.
4134 2000-10-05 Phil Edwards <pme@gcc.gnu.org>
4136 * gcc.c (main): Include generated configargs.h header
4137 and use arguments in '-v' output.
4139 Thu Oct 5 16:16:57 2000 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
4141 * gcc.c: Move data on prefixes forward in file and reorganize.
4142 (md_exec_prefix, md_startfile_prefix, md_startfile_prefix_1):
4143 Always define, but make null if no value.
4144 (static_specs): Add "md_exec_prefix", "md_startfile_prefix",
4145 and "md_startfile_prefix_1".
4146 (main): Check whether md_exec_prefix and the others are the
4147 null string rather than whether the macro is defined.
4149 Thu Oct 5 19:04:18 2000 J"orn Rennecke <amylaar@redhat.co.uk>
4151 * (convert_move): Use zero_extendpsisi2 to do an unsigned extension
4152 from PSImode to SImode.
4154 2000-10-05 Jakub Jelinek <jakub@redhat.com>
4156 * emit-rtl.c (gen_lowpart_common) [REAL_ARITHMETICS]: Fix conversion
4157 from float to integral mode with HOST_BITS_PER_WIDE_INT 64.
4158 * dwarf2out.c (add_const_value_attribute): Divide by 4, not
4161 Thu Oct 5 09:31:31 2000 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
4163 * fold-const.c (fold, case MINUS_EXPR, case EQ_EXPR): Perform
4164 negation in proper type.a
4166 2000-10-04 Richard Henderson <rth@cygnus.com>
4168 * configure.in (enable-shared): New.
4169 * Makefile.in (LIBGCC_DEPS): Depend on EXTRA_PARTS as well.
4170 (libgcc.mk): Pass SHLIB_LINK, SHLIB_LIBS, SHLIB_MULTILIB to mklibgcc.
4171 * mklibgcc.in: Use them to link shared a libgcc.
4172 * config/t-linux (SHLIB_LINK, SHLIB_LIBS): New.
4173 * config/alpha/t-ieee (SHLIB_MULTILIB): New.
4174 * config/mips/t-iris6 (SHLIB_LINK, SHLIB_LIBS): New.
4175 * config/sparc/t-sol2 (SHLIB_LINK, SHLIB_LIBS): New.
4177 * configure.in (alpha-osf*): Use t-osf and x-osf.
4178 * config/alpha/t-osf: New file.
4179 * config/alpha/t-osf4: New file.
4180 * config/alpha/x-osf: New file.
4181 * config/alpha/x-alpha: Remove file.
4183 2000-10-04 Will Cohen <wcohen@redhat.com>
4185 * c-typeck.c (process_init_element): Added warning for zero-length
4188 * extend.texi (Zero Length): State that static initializers for
4189 zero-length arrays are not allowed.
4191 Mon Oct 2 14:50:14 MET DST 2000 Jan Hubicka <jh@suse.cz>
4193 * rtlanal.c (single_set_1): Do not require USE and CLOBBERs
4196 2000-10-03 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
4198 * config/float-c4x.h: New.
4199 * configure.in (c4x-*): Set float_format to c4x.
4200 * configure: Regenerate.
4202 2000-10-02 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4204 * configure.in (sparc-*-solaris2*): Disable 32-to-64 cross
4205 compilation for solaris versions 2.7 and greater.
4207 2000-10-02 Marc Espie <espie@openbsd.org>
4209 * config/alpha.h (WORD_SWITCH_TAKES_ARG): add -rpath to default,
4210 instead of redefining from scratch.
4212 2000-10-02 David O'Brien <obrien@dragon.nuxi.com>
4214 * config/i386/freebsd.h (NO_PROFILE_COUNTERS): Define.
4216 2000-10-01 Mark Mitchell <mark@codesourcery.com>
4218 * config/ns32k/genix.h: Remove.
4219 * config/ns32k/x-genix: Likewise.
4220 * config/ns32k/xm-genix.h: Likewise.
4221 * config/fx80: Remove all filee in directory.
4222 * config/pyr: Likewise.
4223 * config/tahoe: Likewise.
4224 * config/gmicro: Likewise.
4225 * config/spur: Likewise.
4226 * configure.in: Remove configury bits for above targets.
4227 * configure: Regenerated.
4229 * configure.in: Don't configure chill by default.
4230 * configure: Regenerated.
4232 * c-decl.c (c_expand_body): Don't generate RTL if flag_syntax_only.
4233 (lang_mark_false_label_stack): Remove.
4234 * c-lex.c (init_c_lex): Add file_info_tree as GC root. Allocate
4235 <top level> string in GC area.
4236 (mark_splay_tree_node): New function.
4237 (mark_splay_tree): Likewise.
4238 * except.c (mark_eh_status): Only call lang_mark_false_label_stack
4240 * ggc-callbacks.c (lang_mark_false_label_stack): Remove.
4241 * ggc-common.c (lang_mark_false_label_stack): Change type.
4242 * ggc.h (ggc_alloc_string): Add comment.
4243 (ggc_strdup): New function.
4245 Sat Sep 23 19:10:20 2000 Denis Chertykov <denisc@overta.ru>
4247 * config/avr/avr.h (BRANCH_COST): Define as 0.
4249 * config/pdp11/pdp11.c: #include "tree.h" added.
4251 2000-09-30 Marek Michalkiewicz <marekm@linux.org.pl>
4253 * config/avr/avr.c (ashlhi3_out, ashlsi3_out, ashrhi3_out,
4254 ashrsi3_out, lshrhi3_out, lshrsi3_out): Optimize more cases
4255 with known shift count.
4256 * config/avr/avr.md (ashlsi3, ashrsi3, lshrsi3):
4257 New alternative for shift count 2 with no scratch register.
4258 (ashlhi3, ashlsi3): Change "cc" attribute from "clobber" to
4259 "set_n" for shift counts 1 and 2.
4261 2000-09-30 Geoff Keating <geoffk@cygnus.com>
4263 * config/rs6000/rs6000.md (movsi_to_cr): Remove the USE. Calculate
4264 the mask value from the individual SET operations.
4265 (return_internal_si): Move the USE after the RETURN.
4266 (return_internal_di): Likewise.
4267 (return_and_restore_fpregs_si): Likewise.
4268 (return_and_restore_fpregs_di): Likewise.
4269 (return_eh_si): Likewise.
4270 (return_eh_di): Likewise.
4271 * config/rs6000/rs6000.c (mtcrf_operation): Don't look for,
4273 (rs6000_emit_prologue): Don't emit the USE for movsi_to_cr.
4274 Don't generate a PARALLEL around a single operation movsi_to_cr.
4275 Generate the RETURN first in any PARALLELs.
4277 * rtlanal.c (single_set_1): Use fatal_insn to display the
4278 invalid insn. Check for more cases when a USE or CLOBBER occurs
4280 * Makefile.in: Update dependencies for rtlanal.o.
4282 2000-09-30 Joseph S. Myers <jsm28@cam.ac.uk>
4284 * i386.c: Move include of "config.h" to before that of <setjmp.h>.
4286 2000-09-30 Joseph S. Myers <jsm28@cam.ac.uk>
4288 * c-tree.texi, contrib.texi, gcc.texi, install.texi, invoke.texi:
4289 Consistently use @email for formatting email addresses.
4291 2000-09-29 Richard Henderson <rth@cygnus.com>
4293 * cse.c (notreg_cost): New argument outer.
4294 (COST): Pass in SET to notreg_cost
4296 (fold_rtx): Use COST_IN. Prefer constants when costs
4299 2000-09-29 David Edelsohn <edelsohn@gnu.org>
4301 * fixinc/inclhack.def (broken_cabs): Generalize regex.
4302 * fixinc/fixincl.x: Regenerate.
4304 2000-09-29 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
4306 * loop.c (check_final_value): A GIV is not replaceable if used
4309 Fri Sep 29 10:04:12 2000 Jeffrey A Law (law@cygnus.com)
4311 * version.c: Bump to gcc-2.97.
4313 Frs Sep 29 13:37:59 MET DST 2000 Jan Hubicka <jh@suse.cz>
4315 * final.c (final_scan_insn): Remove extra extract_insn call;
4316 Use caching for constrain_operands.
4317 (cleanup_subreg_operands): Use caching for extract_insn.
4318 * recog.c (constrain_operands_cached): New.
4319 * recog.h (constrain_operands_cached): Declare.
4320 * i386.c (ix86_attr_length_immediate_default,
4321 ix86_attr_length_address_default, ix86_agi_dependant): Cache
4324 * recog.c (asm_noperands): Tweak.
4325 (extract_insn): Do not call asm_noperads for non-asm instructions.
4327 Fri Sep 29 13:20:42 MET DST 2000 Jan Hubicka <jh@suse.cz>
4329 * recog.c (recog_memoized): Rename to recog_memoized_1.
4330 * recog.h (recog_memoized): Rename to recog_memoized_1.
4331 (recog_memoized): New macro.
4332 * rtl.h (single_set): Rename to single_set_1
4333 (single_set): New macro.
4334 * rtlanal.c (single_set): Rename to single_set_1; expect clobbers
4337 * i386.md (strmovsi_1, strmovhi_1 strmovqi_1):
4338 Do not use match_dup of input operands at outputs.
4339 Use register_operand for memory expression.
4340 (rep_movsi): Put use last, canonicalize.
4341 Use register_operand for memory expression.
4342 (rep_movqi): Put use last.
4343 Use register_operand for memory expression.
4344 (strsetsi_1, strset_hi_1, strsetqi_1): Do not use match_dup
4345 of input operands at outputs. Use register_operand for memory
4347 (rep_stossi): Put use last; canonicalize; fix match_dup in
4348 the address expression
4349 (rep_stosqi): Likewise.
4350 (memcmp expander): Update calls.
4351 (cmpstrsi_nz_1, cmpstrsi_1, strlensi_1): Avoid match_dups in
4354 * i386.md (fp_jcc_3, fp_jcc_4, jp_fcc_5): if_then_else operand is
4356 (fp_jcc_4, fp_jcc_3): Refuse unordered comparisons.
4358 2000-09-28 David O'Brien <obrien@FreeBSD.org>
4360 * config/i386/freebsd-aout.h: New, FreeBSD a.out config file.
4361 Contains the old contents of config/i386/freebsd.h
4362 * config/i386/freebsd.h: Now the ELF rather than a.out config file.
4363 Contains the old contents of config/i386/freebsd-elf.h
4364 * config/i386/freebsd-elf.h: Retire this file -- contents moved to
4365 config/i386/freebsd.h.
4366 * configure.in: Adjust for above changes.
4367 * po/POTFILES.in: Likewise.
4368 * po/en_GB.po: Likewise.
4369 * po/gcc.pot: Likewise.
4370 * configure: Rebuilt.
4372 2000-09-28 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
4374 * doloop.c (doloop_modify): Prevent delete_insn() from
4375 deleting too much. Prefer loop->top over loop->start as
4376 target for the new JUMP insn.
4377 (doloop_valid_p): Ignore loop with exit_count != 0.
4379 2000-09-28 Philipp Thomas <pthomas@suse.de>
4381 * invoke.texi (i386 Options): Add athlon to table of possible
4384 2000-09-28 Gabriel Dos Reis <gdr@codesourcery.com>
4386 * diagnostic.h (output_clear_message_text): New function.
4387 (output_message_text): New macro.
4389 * diagnostic.c (clear_text_info): Rename to
4390 output_clear_message_text.
4391 (output_clear): Adjust.
4392 (output_finish): Rename to output_finalize_message. Tweek.
4393 (output_to_stream): Adjust.
4395 2000-09-28 Neil Booth <neilb@earthling.net>
4397 * cpperror.c (_cpp_begin_message): Do the test for suppression
4398 of warnings and pedantic warnings before the "is a warning an
4400 * cppinit.c (cpp_handle_option): Remove surplus \n.
4401 * cpplex.c (ON_REST_ARG): Delete.
4402 (skip_block_comment): Initialise prevc.
4403 (parse_args): Improve error messages.
4404 (maybe_paste_with_next): Use CONTEXT_VARARGS rather
4406 * cpplib.c (cpp_push_buffer): Fix grammar in message.
4407 * cppmain.c (main): Set callbacks for #ident and #pragma
4408 only if no_output option is false.
4409 (do_pragma_implementation): Only call the #pragma handler
4410 if it is set in the cpp_reader structure.
4412 Wed Sep 27 14:00:07 2000 Donald Lindsay <dlindsay@cygnus.com>
4414 * integrate.c (copy_insn_list): if an ignored return value
4415 is being clobbered, skip cloning that into the inline copy.
4417 2000-09-27 Joseph S. Myers <jsm28@cam.ac.uk>
4419 * extend.texi, invoke.texi, gcc.texi, install.texi: Consistently
4420 use @uref for formatting URLs.
4422 2000-09-27 Mark Elbrecht <snowball3@bigfoot.com>
4424 * config/i386/djgpp.h (UNIQUE_SECTION): Constify the variables
4427 Tue 26-Sep-2000 18:25:38 BST Neil Booth <neilb@earthling.net>
4429 * gcc.c (cpp_options): Add spec for -ftabstop=.
4430 (invoke_as): New spec that handles invoking as.
4431 Update specs to handle -save-temps and -traditional.
4432 * ch/lang-specs.h, f/lang-specs.h, java/lang-specs.h:
4434 * cp/lang-specs.h, objc/lang-specs.h: Update to use
4435 invoke_as, and handle -save-temps and -traditional (if
4438 2000-09-26 Jakub Jelinek <jakub@redhat.com>
4440 * config/sparc/sparc.c (sparc_emit_set_const64): Don't abort when
4442 (function_arg_slotno): Accept TImode/CTImode.
4443 * config/sparc/sparc.h (MIN_UNITS_PER_WORD): If IN_LIBGCC2 define
4446 2000-09-26 Michael Hayes <mhayes@cygnus.com>
4448 * flow.c (flow_loop_pre_header_scan): Punt if loop enters
4451 2000-09-25 Jim Wilson <wilson@cygnus.com>
4453 * config/ia64/ia64.h (INDEX_REG_CLASS): Define to GENERAL_REGS.
4454 (REGNO_OK_FOR_INDEX_P): Define to REGNO_OK_FOR_BASE_P.
4455 (LEGITIMATE_ADDRESS_DISP): Use LEGITIMATE_ADDRESS_REG.
4456 (REG_OK_FOR_INDEX): Define to REG_OK_FOR_BASE_P.
4458 Tue 26-Sep-2000 00:16:22 BST Neil Booth <neilb@earthling.net>
4460 * cpplex.c (parse_args): Don't set VOID_REST flag.
4461 (CONTEXT_VARARGS): New flag.
4462 (maybe_paste_with_next): Set context earlier in loop. Use
4463 it. Do varargs test with CONTEXT_VARARGS flag.
4464 (push_arg_context): Set CONTEXT_VARARGS flag if we're
4465 pushing an argument context for a varargs argument.
4466 * cpplib.h (VOID_REST): Delete.
4467 * gcc.dg/cpp/vararg1.c: Add test case.
4469 2000-09-25 Branko Cibej <branko.cibej@hermes.si>
4471 * flags.h: Declare warning flag warn_system_headers.
4472 * toplev.c: Define it.
4473 (W_options): Add option -Wsystem-headers.
4474 * diagnostic.c (count_error): Test warn_system_headers.
4475 * invoke.texi: Add description for -Wsystem-headers.
4476 * cpplib.h (cpp_options): New member warn_system_headers.
4477 * cpphash.h (CPP_PEDANTIC, CPP_WTRADITIONAL): Don't test
4478 CPP_IN_SYSTEM_HEADER.
4479 * cpplib.c (do_import, do_pragma_once): Likewise.
4480 * cpperror.c (_cpp_begin_message): Test warn_system_headers
4481 and CPP_IN_SYSTEM_HEADER.
4482 * cppinit.c (handle_option): Recognize -Wsystem_headers.
4483 (print_help): Describe -Wsystem_headers.
4484 * cpplex.c (lex_line): Reorganize condition so that warnings
4485 about C++ comments in system headers can be enabled. Remove
4486 label do_line_comment.
4488 Mon 25-Sep-2000 23:38:27 BST Neil Booth <neilb@earthling.net>
4490 * cpplex.c (save_comment): Only store the initial '/'
4492 (lex_token): Combine handling of the two comment types.
4493 Pass everything but the initial '/' to save_comment.
4495 Mon 25-Sep-2000 23:31:45 BST Neil Booth <neilb@earthling.net>
4497 * cpphash.h (_cpp_digraph_spellings, _cpp_process_directive,
4498 _cpp_can_paste): New library-internal prototypes.
4499 * cpplex.c (dump_param_spelling, output_line_command,
4500 output_token, cpp_scan_buffer, cpp_scan_buffer_nooutput,
4501 cpp_printf, cpp_output_list): Move to cppoutput.c.
4502 (process_directive, can_paste, digraph_spellings): Add _cpp_ prefix.
4503 * cppmacro.c (dump_macro_args, cpp_dump_definition) Move to
4505 * cppoutput.c (dump_macro_args, cpp_dump_definition, output_token,
4506 dump_param_spelling, output_line_command, cpp_scan_buffer,
4507 cpp_scan_buffer_nooutput, cpp_printf, cpp_output_list): Moved
4509 * Makefile.in: Add cppoutput.c.
4510 * po/POTFILES.in: Add cppoutput.c.
4512 2000-09-25 Richard Henderson <rth@cygnus.com>
4514 * config/ia64/ia64.c (ia64_print_operand): Define 'e' as 64-n.
4515 * config/ia64/ia64.md (rotrsi3): Allow variable rotates; don't
4516 split until after reload.
4517 (rotlsi3, rotldi3): New.
4519 2000-09-25 Gabriel Dos Reis <gdr@codesourcery.com>
4521 * diagnostic.c (output_last_position): Define.
4522 (set_real_maximum_length): Tweek.
4523 * diagnostic.h (output_last_position): Declare.
4525 2000-09-25 Kazu Hirata <kazu@hxi.com>
4527 * config/i386/i386.c: Fix formatting.
4529 2000-09-24 Alan Lehotsky <alehotsky@cygnus.com>
4531 * emit-rtl-c (gen_lowpart_common): Accept non-paradoxical SUBREG when
4532 UNITS_PER_WORD is small.
4534 2000-09-25 Joseph S. Myers <jsm28@cam.ac.uk>
4536 * c-common.c (format_char_info): Add flags2; update comments.
4537 (print_char_table, scan_char_table, time_char_table): Split some
4538 flags out into flags2.
4539 (check_format_info): Use flags2 for those flags, for identifying
4540 the initial character of a scanf scanset, and for identifying
4541 printf formats where the '0' flag is ignored with precision.
4543 2000-09-25 Hans-Peter Nilsson <hp@axis.com>
4545 Changes below marked "here" add TABs on either or both sides,
4546 covering start of line, up to any operand for all noted .*ASM.*_OP
4547 definitions. All callers changed.
4548 * tm.texi: Make documented *_ASM.*_OP:s include spacing
4549 (TEXT_SECTION_ASM_OP, DATA_SECTION_ASM_OP, SHARED_SECTION_ASM_OP,
4550 BSS_SECTION_ASM_OP, SHARED_BSS_SECTION_ASM_OP, INIT_SECTION_ASM_OP,
4551 ASM_BYTE_OP, FINI_SECTION_ASM_OP, EH_FRAME_SECTION_ASM_OP,
4552 ASM_STABS_OP, ASM_STABD_OP, ASM_STABN_OP).
4553 Fix typos in description for LONG_LONG_TYPE_SIZE and
4554 FINI_SECTION_ASM_OP.
4555 * crtstuff.c (CTORS_SECTION_ASM_OP, DTORS_SECTION_ASM_OP): Explain
4556 why these defaults don't have leading spacing.
4557 * dbxout.c (ASM_STABS_OP, ASM_STABN_OP): Here.
4558 * dwarf2out.c (UNALIGNED_SHORT_ASM_OP, UNALIGNED_INT_ASM_OP,
4559 UNALIGNED_DOUBLE_INT_ASM_OP, SECTION_ASM_OP, ASM_BYTE_OP): Here.
4560 * dwarfout.c (FILE_ASM_OP, VERSION_ASM_OP,
4561 UNALIGNED_SHORT_ASM_OP, UNALIGNED_INT_ASM_OP, ASM_BYTE_OP,
4562 PUSHSECTION_ASM_OP, POPSECTION_ASM_OP): Here.
4563 * defaults.h (ASM_STABD_OP, EH_FRAME_SECTION_ASM_OP): Here.
4564 * varasm.c (ASM_STABS_OP): Here.
4565 * xcoffout.h (ASM_STABS_OP): Here.
4566 * config/elfos.h (IDENT_ASM_OP, ASM_BYTE_OP, SET_ASM_OP,
4567 SKIP_ASM_OP, ALIGN_ASM_OP, COMMON_ASM_OP, LOCAL_ASM_OP,
4568 INT_ASM_OP, ASCII_DATA_ASM_OP, TYPE_ASM_OP, SIZE_ASM_OP,
4569 STRING_ASM_OP): Here.
4570 * config/freebsd.h (IDENT_ASM_OP): Here.
4571 * config/linux-aout.h (SET_ASM_OP): Here.
4572 * config/linux.h (SET_ASM_OP): Here.
4573 * config/lynx.h (CTORS_SECTION_ASM_OP, DTORS_SECTION_ASM_OP,
4575 * config/netbsd.h (TYPE_ASM_OP, SIZE_ASM_OP, SET_ASM_OP): Here.
4576 * config/nextstep.h (EH_FRAME_SECTION_ASM_OP, ALIGN_ASM_OP): Here.
4577 * config/openbsd.h (TYPE_ASM_OP, SIZE_ASM_OP, SET_ASM_OP): Here.
4578 * config/psos.h (CTORS_SECTION_ASM_OP, DTORS_SECTION_ASM_OP,
4580 * config/ptx4.h (IDENT_ASM_OP, ASM_BYTE_OP, SET_ASM_OP,
4581 SKIP_ASM_OP, ALIGN_ASM_OP, COMMON_ASM_OP, LOCAL_ASM_OP,
4582 INT_ASM_OP, ASCII_DATA_ASM_OP, CONST_SECTION_ASM_OP,
4583 CTORS_SECTION_ASM_OP, DTORS_SECTION_ASM_OP, INIT_SECTION_ASM_OP,
4584 FINI_SECTION_ASM_OP, TYPE_ASM_OP, SIZE_ASM_OP STRING_ASM_OP): Here.
4585 * config/svr3.h (INIT_SECTION_ASM_OP, FINI_SECTION_ASM_OP,
4586 CONST_SECTION_ASM_OP, ASM_BYTE_OP): Here.
4587 * config/a29k/udi.h (INT_ASM_OP): Here.
4588 * config/alpha/alpha-interix.h (CONST_SECTION_ASM_OP,
4589 CTORS_SECTION_ASM_OP, DTORS_SECTION_ASM_OP, INT_ASM_OP,
4591 * config/alpha/alpha.h (TEXT_SECTION_ASM_OP,
4592 READONLY_DATA_SECTION_ASM_OP, DATA_SECTION_ASM_OP,
4593 UNALIGNED_SHORT_ASM_OP, UNALIGNED_INT_ASM_OP,
4594 UNALIGNED_DOUBLE_INT_ASM_OP, ASM_STABS_OP, ASM_STABN_OP,
4595 ASM_STABD_OP): Here.
4596 * config/alpha/elf.h (IDENT_ASM_OP, SKIP_ASM_OP, ALIGN_ASM_OP,
4597 COMMON_ASM_OP, INT_ASM_OP, ASCII_DATA_ASM_OP,
4598 CONST_SECTION_ASM_OP, CTORS_SECTION_ASM_OP, DTORS_SECTION_ASM_OP,
4599 BSS_SECTION_ASM_OP, SBSS_SECTION_ASM_OP, SDATA_SECTION_ASM_OP,
4600 INIT_SECTION_ASM_OP, FINI_SECTION_ASM_OP, TYPE_ASM_OP,
4601 SIZE_ASM_OP, STRING_ASM_OP): Here.
4602 * config/alpha/vms.h (LINK_SECTION_ASM_OP,
4603 READONLY_SECTION_ASM_OP, LITERALS_SECTION_ASM_OP,
4604 CTORS_SECTION_ASM_OP, DTORS_SECTION_ASM_OP, COMMON_ASM_OP): Here.
4605 * config/arc/arc.h (ASM_BYTE_OP, SET_ASM_OP): Here.
4606 (PUSHSECTION_ASM_OP): Define this, not PUSHSECTION_FORMAT.
4607 * config/arm/aof.h (CTORS_SECTION_ASM_OP, DTORS_SECTION_ASM_OP):
4609 * config/arm/aout.h (TEXT_SECTION_ASM_OP, DATA_SECTION_ASM_OP,
4610 BSS_SECTION_ASM_OP, SET_ASM_OP): Here.
4611 * config/arm/coff.h (INT_ASM_OP): Here.
4612 * config/arm/conix-elf.h (UNALIGNED_WORD_ASM_OP): Here.
4613 * config/arm/elf.h (TYPE_ASM_OP, SIZE_ASM_OP, INT_ASM_OP): Here.
4614 * config/arm/linux-elf.h (IDENT_ASM_OP, CONST_SECTION_ASM_OP,
4615 INIT_SECTION_ASM_OP, FINI_SECTION_ASM_OP): Here.
4616 * config/arm/unknown-elf.h (UNALIGNED_WORD_ASM_OP): Here.
4617 * config/avr/avr.h (TEXT_SECTION_ASM_OP, DATA_SECTION_ASM_OP,
4618 ASM_BYTE_OP, TYPE_ASM_OP, SIZE_ASM_OP, WEAK_ASM_OP,
4619 STRING_ASM_OP): Here. Update documentation copy in comments.
4620 * config/c4x/c4x.h (ASM_STABS_OP, BSS_SECTION_ASM_OP): Here.
4621 * config/clipper/clipper.h (TEXT_SECTION_ASM_OP,
4622 DATA_SECTION_ASM_OP): Here.
4623 * config/clipper/clix.h (BSS_SECTION_ASM_OP, INIT_SECTION_ASM_OP):
4625 * config/convex/convex.h (TEXT_SECTION_ASM_OP,
4626 DATA_SECTION_ASM_OP, BSS_SECTION_ASM_OP): Here.
4627 * config/d30v/d30v.h (TEXT_SECTION_ASM_OP, DATA_SECTION_ASM_OP,
4628 BSS_SECTION_ASM_OP): Here.
4629 * config/fr30/fr30.h (TEXT_SECTION_ASM_OP, DATA_SECTION_ASM_OP,
4630 BSS_SECTION_ASM_OP): Here.
4631 * config/fx80/fx80.h (TEXT_SECTION_ASM_OP, DATA_SECTION_ASM_OP):
4633 * config/gmicro/gmicro.h (TEXT_SECTION_ASM_OP,
4634 DATA_SECTION_ASM_OP, BSS_SECTION_ASM_OP): Here.
4635 * config/h8300/h8300.h (ASM_WORD_OP): Here.
4636 * config/i370/i370.h (TEXT_SECTION_ASM_OP, DATA_SECTION_ASM_OP,
4637 BSS_SECTION_ASM_OP): Here.
4638 * config/i386/aix386.h (INIT_SECTION_ASM_OP): Here.
4639 * config/i386/bsd.h (ASM_BYTE_OP): Here.
4640 * config/i386/cygwin.h (SET_ASM_OP, INT_ASM_OP): Here.
4641 * config/i386/dgux.h (CONST_SECTION_ASM_OP): Here.
4642 * config/i386/djgpp.h (IDENT_ASM_OP, INT_ASM_OP, SET_ASM_OP):
4644 * config/i386/freebsd-elf.h (SET_ASM_OP): Here.
4645 * config/i386/freebsd.h (TYPE_ASM_OP, SIZE_ASM_OP, INT_ASM_OP):
4647 * config/i386/i386-coff.h (CTORS_SECTION_ASM_OP,
4648 DTORS_SECTION_ASM_OP, INT_ASM_OP): Here.
4649 * config/i386/i386-interix.h (STRING_ASM_OP, CONST_SECTION_ASM_OP,
4650 CTORS_SECTION_ASM_OP, DTORS_SECTION_ASM_OP, INT_ASM_OP,
4652 * config/i386/i386elf.h (BSS_SECTION_ASM_OP): Here.
4653 * config/i386/netbsd.h (INT_ASM_OP): Here.
4654 * config/i386/openbsd.h (INT_ASM_OP): Here.
4655 * config/i386/osfrose.h (TYPE_ASM_OP, SIZE_ASM_OP, SET_ASM_OP,
4656 IDENT_ASM_OP): Here.
4657 * config/i386/sco5.h (ALIGN_ASM_OP, ASCII_DATA_ASM_OP,
4658 ASM_BYTE_OP, IDENT_ASM_OP, COMMON_ASM_OP, SET_ASM_OP,
4659 LOCAL_ASM_OP, INT_ASM_OP, TYPE_ASM_OP, SIZE_ASM_OP, STRING_ASM_OP,
4660 SKIP_ASM_OP, GLOBAL_ASM_OP): Here.
4661 * config/i386/seq-sysv3.h (SHARED_SECTION_ASM_OP,
4662 SHARED_BSS_SECTION_ASM_OP): Here.
4663 * config/i386/sequent.h (SHARED_SECTION_ASM_OP): Here.
4664 * config/i386/sun386.h (ASM_BYTE_OP, TEXT_SECTION_ASM_OP,
4665 DATA_SECTION_ASM_OP): Here.
4666 * config/i386/svr3gas.h (INIT_SECTION_ASM_OP, FINI_SECTION_ASM_OP,
4667 CONST_SECTION_ASM_OP): Here.
4668 * config/i386/sysv3.h (INIT_SECTION_ASM_OP): Here.
4669 * config/i386/unix.h (TEXT_SECTION_ASM_OP, DATA_SECTION_ASM_OP,
4670 BSS_SECTION_ASM_OP): Here.
4671 * config/i860/bsd-gas.h (ASCII_DATA_ASM_OP): Here.
4672 * config/i860/bsd.h (ASCII_DATA_ASM_OP): Here.
4673 * config/i860/fx2800.h (ASM_STABS_OP, ASM_STABN_OP, ASM_STABD_OP,
4674 BSS_ASM_OP): Here, but use trailing spaces.
4675 * config/i860/i860.h (ASM_BYTE_OP, TEXT_SECTION_ASM_OP,
4676 DATA_SECTION_ASM_OP): Here.
4677 * config/i860/paragon.h (ASCII_DATA_ASM_OP, BSS_SECTION_ASM_OP):
4679 * config/i860/sysv3.h (ASCII_DATA_ASM_OP, CTORS_SECTION_ASM_OP,
4680 DTORS_SECTION_ASM_OP, TDESC_SECTION_ASM_OP): Here.
4681 * config/i860/sysv4.h (CTORS_SECTION_ASM_OP, DTORS_SECTION_ASM_OP,
4682 TDESC_SECTION_ASM_OP): Here.
4683 * config/i960/i960-coff.h (CTORS_SECTION_ASM_OP,
4684 DTORS_SECTION_ASM_OP, INT_ASM_OP): Here.
4685 * config/i960/i960.h (TEXT_SECTION_ASM_OP, DATA_SECTION_ASM_OP):
4687 * config/ia64/ia64.h (TEXT_SECTION_ASM_OP, DATA_SECTION_ASM_OP,
4688 BSS_SECTION_ASM_OP, EH_FRAME_SECTION_ASM_OP,
4689 UNALIGNED_SHORT_ASM_OP, UNALIGNED_INT_ASM_OP,
4690 UNALIGNED_DOUBLE_INT_ASM_OP): Here.
4691 * config/ia64/sysv4.h (ASM_BYTE_OP, STRING_ASM_OP, SKIP_ASM_OP,
4692 COMMON_ASM_OP, ASCII_DATA_ASM_OP, INIT_SECTION_ASM_OP,
4693 FINI_SECTION_ASM_OP, CTORS_SECTION_ASM_OP, DTORS_SECTION_ASM_OP,
4694 SDATA_SECTION_ASM_OP, SBSS_SECTION_ASM_OP): Here.
4695 * config/m32r/m32r.h (SCOMMON_ASM_OP): Here.
4696 * config/m68hc11/m68hc11.h (GLOBAL_ASM_OP): Here.
4697 * config/m68k/auxas.h (BYTE_ASM_OP, WORD_ASM_OP, LONG_ASM_OP,
4698 SPACE_ASM_OP, ALIGN_ASM_OP, GLOBAL_ASM_OP, SWBEG_ASM_OP,
4700 * config/m68k/coff.h (BSS_SECTION_ASM_OP, CTORS_SECTION_ASM_OP,
4701 DTORS_SECTION_ASM_OP, INT_ASM_OP): Here.
4702 * config/m68k/crds.h (BSS_SECTION_ASM_OP): Here.
4703 * config/m68k/dpx2.h (ASM_BYTE_OP, GLOBAL_ASM_OP): Here.
4704 * config/m68k/hp320.h (ASCII_DATA_ASM_OP, GLOBAL_ASM_OP): Here.
4705 * config/m68k/linux.h (BSS_SECTION_ASM_OP): Here.
4706 * config/m68k/lynx.h (BSS_SECTION_ASM_OP): Here.
4707 * config/m68k/m68k.h (TEXT_SECTION_ASM_OP, DATA_SECTION_ASM_OP,
4708 GLOBAL_ASM_OP): Here.
4709 * config/m68k/m68kelf.h (SWBEG_ASM_OP, BSS_ASM_OP,
4710 BSS_SECTION_ASM_OP): Here.
4711 * config/m68k/m68kv4.h (BSS_ASM_OP): Here.
4712 * config/m68k/mot3300.h (TEXT_SECTION_ASM_OP, DATA_SECTION_ASM_OP,
4713 ASCII_DATA_ASM_OP, SET_ASM_OP, CTORS_SECTION_ASM_OP,
4714 DTORS_SECTION_ASM_OP, GLOBAL_ASM_OP, ASM_BYTE_OP, ALIGN_ASM_OP,
4716 * config/m68k/newsgas.h (SET_ASM_OP): Here.
4717 * config/m68k/rtemself.h (INIT_SECTION_ASM_OP,
4718 FINI_SECTION_ASM_OP, EH_FRAME_SECTION_ASM_OP): Here.
4719 * config/m68k/sgs.h (BYTE_ASM_OP, WORD_ASM_OP, LONG_ASM_OP,
4720 SPACE_ASM_OP, ALIGN_ASM_OP, GLOBAL_ASM_OP, SWBEG_ASM_OP,
4721 SET_ASM_OP, UNALIGNED_SHORT_ASM_OP, UNALIGNED_INT_ASM_OP): Here,
4722 but use trailing spaces.
4723 * config/m68k/tower-as.h (TEXT_SECTION_ASM_OP,
4724 DATA_SECTION_ASM_OP, GLOBAL_ASM_OP, INIT_SECTION_ASM_OP,
4725 FINI_SECTION_ASM_OP, CONST_SECTION_ASM_OP, BSS_SECTION_ASM_OP):
4727 * config/m88k/dgux.h (FINI_SECTION_ASM_OP, INIT_SECTION_ASM_OP,
4728 CTORS_SECTION_ASM_OP, DTORS_SECTION_ASM_OP): Here.
4729 * config/m88k/m88k.h (TEXT_SECTION_ASM_OP, DATA_SECTION_ASM_OP,
4730 CONST_SECTION_ASM_OP, TDESC_SECTION_ASM_OP, CTORS_SECTION_ASM_OP,
4731 DTORS_SECTION_ASM_OP, INIT_SECTION_ASM_OP, FINI_SECTION_ASM_OP,
4732 IDENT_ASM_OP, FILE_ASM_OP, SECTION_ASM_OP, SET_ASM_OP,
4733 GLOBAL_ASM_OP, ALIGN_ASM_OP, SKIP_ASM_OP, COMMON_ASM_OP,
4734 BSS_ASM_OP, FLOAT_ASM_OP, DOUBLE_ASM_OP, INT_ASM_OP, SHORT_ASM_OP,
4735 CHAR_ASM_OP, ASCII_DATA_ASM_OP, SBSS_ASM_OP, SCOMM_ASM_OP,
4736 SDATA_SECTION_ASM_OP, TYPE_ASM_OP, SIZE_ASM_OP, INTERNAL_ASM_OP,
4737 VERSION_ASM_OP, UNALIGNED_SHORT_ASM_OP, UNALIGNED_INT_ASM_OP,
4738 PUSHSECTION_ASM_OP, POPSECTION_ASM_OP, REQUIRES_88110_ASM_OP,
4740 * config/m88k/openbsd.h (SET_ASM_OP): Here.
4741 * config/m88k/sysv4.h (INIT_SECTION_ASM_OP, FINI_SECTION_ASM_OP,
4742 CTORS_SECTION_ASM_OP, DTORS_SECTION_ASM_OP): Here.
4743 * config/mcore/mcore-elf.h (UNALIGNED_INT_ASM_OP,
4744 UNALIGNED_SHORT_ASM_OP, CTORS_SECTION_ASM_OP,
4745 DTORS_SECTION_ASM_OP): Here.
4746 * config/mcore/mcore-pe.h (CTORS_SECTION_ASM_OP,
4747 DTORS_SECTION_ASM_OP, INT_ASM_OP): Here.
4748 * config/mips/elf.h (TYPE_ASM_OP, SIZE_ASM_OP,
4749 BSS_SECTION_ASM_OP): Here.
4750 * config/mips/elf64.h (TYPE_ASM_OP, SIZE_ASM_OP): Here.
4751 * config/mips/iris5.h (ABICALLS_ASM_OP): Here.
4752 * config/mips/iris6.h (TYPE_ASM_OP, SIZE_ASM_OP,
4753 POPSECTION_ASM_OP, BSS_SECTION_ASM_OP, CONST_SECTION_ASM_OP_32,
4754 CONST_SECTION_ASM_OP_64, CTORS_SECTION_ASM_OP,
4755 DTORS_SECTION_ASM_OP, EH_FRAME_SECTION_ASM_OP): Here.
4756 * config/mips/mips.c (ABICALLS_ASM_OP): Here.
4757 * config/mips/mips.h (ASM_STABS_OP, ASM_STABN_OP, ASM_STABD_OP):
4759 * config/mips/netbsd.h (TYPE_ASM_OP, SIZE_ASM_OP, WEAK_ASM_OP):
4761 * config/mips/osfrose.h (SET_ASM_OP): Here.
4762 * config/mips/sni-svr4.h (ABICALLS_ASM_OP): Here.
4763 * config/ns32k/encore.h (SHARED_SECTION_ASM_OP): Here.
4764 * config/ns32k/merlin.h (SHARED_SECTION_ASM_OP): Here.
4765 * config/ns32k/ns32k.h (TEXT_SECTION_ASM_OP, DATA_SECTION_ASM_OP):
4767 * config/ns32k/sequent.h (SHARED_SECTION_ASM_OP): Here.
4768 * config/ns32k/tek6000.h (SHARED_SECTION_ASM_OP): Here.
4769 * config/pa/pa-64.h (INT_ASM_OP, TYPE_ASM_OP, SIZE_ASM_OP): Here.
4770 * config/pa/pa.h (ASM_STABS_OP, ASM_STABN_OP): Here.
4771 * config/pj/pj.h (SET_ASM_OP, BSS_SECTION_ASM_OP): Here.
4772 * config/pyr/pyr.h (TEXT_SECTION_ASM_OP, DATA_SECTION_ASM_OP):
4774 * config/romp/romp.h (TEXT_SECTION_ASM_OP, DATA_SECTION_ASM_OP):
4776 * config/rs6000/rs6000.h (SET_ASM_OP): Here.
4777 * config/rs6000/sol2.h (ASM_STABN_OP): Here.
4778 * config/rs6000/sysv4.h (SKIP_ASM_OP, LOCAL_ASM_OP, LCOMM_ASM_OP):
4780 * config/sh/sh.h (SET_ASM_OP, BSS_SECTION_ASM_OP,
4781 UNALIGNED_SHORT_ASM_OP, UNALIGNED_INT_ASM_OP): Here.
4782 * config/sparc/linux.h (COMMON_ASM_OP): Here.
4783 * config/sparc/linux64.h (COMMON_ASM_OP,
4784 UNALIGNED_DOUBLE_INT_ASM_OP): Here.
4785 * config/sparc/litecoff.h (BSS_SECTION_ASM_OP,
4786 CTORS_SECTION_ASM_OP, DTORS_SECTION_ASM_OP, INT_ASM_OP): Here.
4787 * config/sparc/lynx.h (BSS_SECTION_ASM_OP): Here.
4788 * config/sparc/pbd.h (ASM_INT_OP): Here.
4789 * config/sparc/sp64-elf.h (UNALIGNED_LONGLONG_ASM_OP): Here.
4790 * config/sparc/sparc.h (ASM_BYTE_OP, TEXT_SECTION_ASM_OP,
4791 DATA_SECTION_ASM_OP, IDENT_ASM_OP): Here.
4792 * config/sparc/sun4gas.h (UNALIGNED_DOUBLE_INT_ASM_OP,
4793 UNALIGNED_INT_ASM_OP, UNALIGNED_SHORT_ASM_OP): Here.
4794 * config/sparc/sysv4.h (STRING_ASM_OP, COMMON_ASM_OP, SKIP_ASM_OP,
4795 UNALIGNED_DOUBLE_INT_ASM_OP, UNALIGNED_INT_ASM_OP,
4796 UNALIGNED_SHORT_ASM_OP, PUSHSECTION_ASM_OP, POPSECTION_ASM_OP,
4797 TEXT_SECTION_ASM_OP, DATA_SECTION_ASM_OP, BSS_SECTION_ASM_OP,
4798 CONST_SECTION_ASM_OP, INIT_SECTION_ASM_OP, FINI_SECTION_ASM_OP,
4799 CTORS_SECTION_ASM_OP, DTORS_SECTION_ASM_OP,
4800 EH_FRAME_SECTION_ASM_OP): Here.
4801 * config/sparc/vxsim.h (COMMON_ASM_OP): Here.
4802 * config/spur/spur.h (TEXT_SECTION_ASM_OP, DATA_SECTION_ASM_OP):
4804 * config/tahoe/tahoe.h (TEXT_SECTION_ASM_OP, DATA_SECTION_ASM_OP):
4806 * config/v850/v850.h (SCOMMON_ASM_OP, ZCOMMON_ASM_OP,
4807 TCOMMON_ASM_OP): Here.
4808 * config/vax/vax.h (TEXT_SECTION_ASM_OP, DATA_SECTION_ASM_OP):
4810 * config/we32k/we32k.h (TEXT_SECTION_ASM_OP, DATA_SECTION_ASM_OP,
4813 2000-09-25 Richard Henderson <rth@cygnus.com>
4815 * expmed.c (store_bit_field): Adjust last change to not consider
4816 any word-sized field naturally aligned.
4818 2000-09-24 Richard Henderson <rth@cygnus.com>
4820 * config/alpha/alpha.c (alpha_emit_conditional_branch): Handle
4821 TFmode unordered compares properly. Revalidate integer compare
4823 (alpha_emit_setcc): New.
4824 (alpha_emit_conditional_move): Revalidate integer compare operands.
4825 * config/alpha/alpha-protos.h: Update.
4826 * config/alpha/alpha.md (cmpdi): Allow general operands.
4827 (sne): Use alpha_emit_setcc.
4828 (seq, slt, sle, sgt, sge, sltu, sleu, sgtu, sgeu): Likewise.
4829 (sunordered, sordered): New.
4831 2000-09-24 Richard Henderson <rth@cygnus.com>
4833 * config/ia64/ia64-protos.h: Update.
4834 * config/ia64/ia64.c (call_multiple_values_operation): Remove.
4835 (ia64_expand_call): New.
4836 (ia64_expand_prologue): Emit an alloc if we need extra input
4838 (ia64_expand_epilogue): New arg sibcall_p; don't emit the return
4839 instruction if true.
4840 (struct reg_flags): Add is_sibcall.
4841 (rtx_needs_barrier): A sibcall does not use CFM et al. Ignore USEs.
4842 (emit_insn_group_barriers): Set flags.is_sibcall. Remove hacks
4843 for CODE_FOR_gr_spill_internal/CODE_FOR_gr_restore_internal.
4844 * config/ia64/ia64.h (PREDICATE_CODES): Update.
4845 * config/ia64/ia64.md (call): Use ia64_expand_call.
4846 (call_value): Likewise.
4847 (sibcall, sibcall_value): New.
4848 (call patterns): Remove extra expanders; tidy.
4849 (sibcall_epilogue): New.
4850 (set_bsp): Remove the extra USE. Put the operand inside the UNSPEC.
4852 2000-09-24 Richard Henderson <rth@cygnus.com>
4854 * emit-rtl.c (gen_lowpart_common): Use trunc_int_for_mode.
4856 * sibcall.c (skip_pic_restore): New.
4857 (identify_call_return_value): Use it.
4859 2000-09-24 Mark Mitchell <mark@codesourcery.com>
4861 * c-tree.texi: Moved here from cp/ir.texi. Documented nested
4862 functions. Generalize to handle both C and C++.
4863 * Makefile.in (c-tree.info): New target.
4864 (info): Add c-tree.info.
4866 Sun Sep 24 09:15:48 2000 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
4868 * expr.c (store_field): If BITSIZE is negative, use size of type.
4869 (expand_expr, case COMPONENT_EXPR): Likewise.
4871 Sun 24-Sep-2000 11:40:23 BST Neil Booth <NeilB@earthling.net>
4873 * cpplex.c: Update TODO comment.
4874 * cpplib.c (do_error, do_warning): Merge common code of
4875 do_error and do_warning into do_diagnostic. Use it.
4876 (do_diagnostic): New function.
4877 * cpplib.h: Fix comment typo.
4879 2000-09-24 Joseph S. Myers <jsm28@cam.ac.uk>
4881 * c-common.c (check_format_info): Warn for a wide character string
4882 used as a non-wide format argument.
4884 2000-09-24 Joseph S. Myers <jsm28@cam.ac.uk>
4886 * builtins.def (BUILT_IN_LLABS): Add.
4887 * builtins.c (expand_builtin): Also abort on BUILT_IN_LLABS.
4888 * c-common.c (c_common_nodes_builtins): Create builtin functions
4889 __builtin_llabs, and plain llabs unless no_nonansi_builtins
4890 outside of C99 mode.
4891 (expand_tree_builtin): Handle BUILT_IN_LLABS.
4893 Sat 23-Sep-2000 22:39:18 BST Neil Booth <NeilB@earthling.net>
4895 * cpphash.h (CPP_RESERVE, CPP_PUTS_Q, CPP_PUTS, CPP_PUTC_Q,
4896 CPP_PUTC, DUMMY_TOKEN, NO_DUMMY_TOKEN): Delete.
4897 * cpplex.c (_cpp_expand_token_space, _cpp_init_toklist,
4898 _cpp_free_toklist): No need to worry about extra dummy token
4899 at the start of token lists any more.
4900 (trigraph_ok): Only warn outside comments.
4901 (skip_block_comment): Set and clear lexing_comment.
4902 (skip_line_comment): Take a cpp_reader not cpp_buffer.
4903 Set and clear lexing_comment.
4904 (parse_number): Handle leading '.' indicated by pfile->seen_dot.
4905 (check_long_token): Delete.
4906 (lex_percent, lex_dot): New subroutines of lex_token to
4907 handle lexing of '.' and '%' without lookback.
4908 (lex_token): Use lex_dot and lex_percent.
4909 (lex_line): Don't check for LIST_OFFSET.
4910 (_cpp_init_input_buffer): Update for new _cpp_init_toklist.
4911 * cpplib.c (_cpp_parse_assertion): Similarly.
4912 (cpp_push_buffer): Initialize extra_char.
4913 * cpplib.h (LIST_OFFSET): Delete.
4914 (struct cpp_buffer): New member extra_char.
4915 (struct lexer_state): New members lexing_comment and seen_dot.
4917 2000-09-23 Jason Merrill <jason@redhat.com>
4919 * config/rs6000/x-aix41 (CLIB): Define here.
4920 * config/rs6000/t-aix43: Not here.
4921 * config/rs6000/t-aix41: Or here. Remove.
4922 * configure.in: Don't use it.
4924 2000-09-22 Jason Merrill <jason@redhat.com>
4926 * configure.in: Add test for HAVE_LD_DWARF_LINKONCE.
4927 * toplev.c: Use it to initialize flag_eliminate_dwarf2dups.
4928 * config.in: Regenerate.
4930 * configure.in: Fix checks for assembler features when using a
4931 one-tree assembler that has not yet been built.
4932 Fix --disable-threads.
4934 2000-09-19 Geoff Keating <geoffk@cygnus.com>
4936 * stmt.c (expand_asm_operands): Allow # in constraints.
4938 2000-09-22 Jason Merrill <jason@redhat.com>
4940 * c-lex.c (skip_white_space): Just treat CRs as horizontal whitespace.
4942 * dbxout.c (dbxout_symbol_name): Just use DECL_NAME for
4943 function-local names.
4945 2000-09-22 Brad Lucier <lucier@math.purdue.edu>
4946 Mark Mitchell <mark@codesourcery.com>
4948 * toplev.c (warn_disabled_optimization): Declare new warning flag.
4949 * flags.h (warn_disabled_optimization): Add it here.
4950 * gcse.c (gcse_main): Add warning when disabled.
4951 * invoke.texi: Document -Wdisabled-optimization.
4953 2000-09-21 Jason Merrill <jason@redhat.com>
4955 * dwarf2out.c (add_const_value_attribute): Multiply by length, not 4.
4957 * dwarf2out.c (tree_add_const_value_attribute): New fn.
4958 (gen_variable_die): Call it for non-definitions.
4960 * dwarf2out.c (die_struct): Add die_mark field.
4961 (mark_dies, unmark_dies): New fns.
4962 (clear_die_sizes): Remove.
4963 (print_die): Check die_symbol rather than die_offset.
4964 (build_abbrev_table, output_pubnames, output_aranges): Check
4965 die_mark rather than die_offset.
4966 (output_comp_unit): Move calc_die_sizes after build_abbrev_table.
4969 Thu 21-Sep-2000 18:19:05 BST Neil Booth <NeilB@earthling.net>
4971 * cppfiles.c (lookup_include_file): Rename to open_file.
4972 Always create a splay tree value, even on syscall failures.
4973 Negative entries indicated by fd == -2.
4974 Re-open files closed in the meantime.
4975 (_cpp_fake_include): Create a negative splay tree entry.
4976 (find_include_file, cpp_read_file): Update for function name
4978 * gcc.gd/cpp/mi4.c: Testcase.
4980 2000-09-21 Nick Clifton <nickc@redhat.com>
4982 * config/arm/t-arm-elf (MULTILIB_DIRNAMES): Enable multilibs for
4983 ARM and THUMB modes.
4985 * config/mcore/mcore.c: Fix compile time warnings.
4986 * config/mcore/mcore-protos.h: Fix compile time warnings.
4988 2000-09-20 J. David Anglin <dave@hiauly1.hia.nrc.ca>
4990 * configure.in: Correct test of gcc_cv_glibc.
4991 * configure: Rebuilt.
4992 * config.in: Rebuilt.
4994 2000-09-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4996 * builtins.c (expand_builtin_fputs): Also expand when length!=1.
4997 (expand_builtin): Handle BUILT_IN_FWRITE.
4999 * builtins.def (BUILT_IN_FWRITE): New entry.
5001 * c-common.c (c_common_nodes_and_builtins): Declare __builtin_fwrite.
5003 Wed Sep 20 15:39:14 2000 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
5005 * gcc.c (modify_target): New variable and struct.
5006 (process_command): Handle MODIFY_TARGET_NAME.
5007 * tm.texi (MODIFY_TARGET_NAME): Add documentation for new macro.
5008 * config/pa/pa.h (MODIFY_TARGET_NAME): New macro.
5010 * c-decl.c (finish_decl): Add else's to avoid referencing
5011 TYPE_DOMAIN of an ERROR_MARK.
5013 Wed Sep 20 21:44:31 2000 Denis Chertykov <denisc@overta.ru>
5015 * config/avr/avr.c (adjust_insn_length): Adjust lengths of
5018 2000-09-19 Marek Michalkiewicz <marekm@linux.org.pl>
5020 * config/avr/avr.md (neghi2): Add alternative for input and output
5021 operands in different registers, as in negsi2.
5022 (*negsi2): Remove '*' from the name. Use "movw" if available.
5024 2000-09-19 Jim Wilson <wilson@cygnus.com>
5026 * config/ia64/crtbegin.asm (__dso_handle): Delete use of
5027 HAVE_GAS_HIDDEN macro.
5029 Tue 19-Sep-2000 22:38:57 BST Neil Booth <NeilB@earthling.net>
5031 * cpplex.c (lex_line): Drop the EOF token for unknown
5032 directives in assembler.
5034 2000-09-19 David Edelsohn <edelsohn@gnu.org>
5036 * configure.in: Allow enable_threads_flag value of "aix". Define
5037 thread_file as "aix" for AIX 4.3 and above.
5038 * configure: Regenerated.
5040 * gthr-aix.h: New file.
5042 * rs6000/t-aix43: Replace soft-float multilib with pthread.
5043 Remove 403 processor multilib match. Fix rios2 processor multilib
5046 * rs6000/aix.h (ASM_DECLARE_FUNCTION_NAME): Use function_section
5047 to return to appropriate csect.
5049 2000-09-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5051 * builtins.c (is_valid_printf_arglist, expand_builtin_printf): New
5053 (expand_builtin_fputs): Set `target' parameter for `expand_expr'.
5054 (expand_builtin): Handle BUILT_IN_PUTCHAR, BUILT_IN_PUTS and
5057 * builtins.def (BUILT_IN_PUTCHAR, BUILT_IN_PUTS, BUILT_IN_PRINTF):
5060 * c-common.c (init_function_format_info): Handle __builtin_printf.
5061 Set `check_function_format_ptr'.
5062 (c_common_nodes_and_builtins): Set `puts_ftype' and
5063 `printf_ftype'. Declare __builtin_putchar, __builtin_puts,
5064 __builtin_printf and printf.
5066 * tree.c, tree.h (check_function_format_ptr): Declare.
5068 Tue 19-Sep-2000 18:26:57 BST Neil Booth <NeilB@earthling.net>
5070 * cppfiles.c (read_include_file): Take no special action for
5073 2000-09-19 Bernd Schmidt <bernds@redhat.co.uk>
5075 * final.c (insn_current_reference_address): Use INSN_SHUID of seq
5076 rather than that of branch.
5077 (shorten_branches): Don't increment insn_current_address twice.
5079 Undo most of the Wed Jan 27 23:39:53 1999 patch:
5080 * loop.h (struct induction): Delete members derived, ix and last_use.
5081 (struct loop_ivs): Delete members first_increment_giv and
5083 * loop.c (verify_dominator, find_life_end, cmp_recombine_givs_stats,
5084 recombine_givs): Delete functions.
5085 (find_and_verify_loops): Don't initialize cont_dominator.
5086 (strength_reduce): Lose code to try to find bivs that can be
5087 expressed as givs of another biv, and to convert biv increments
5089 Lose loop_scan_start variable, always use loop->scan_start.
5090 Don't call recombine_givs. Don't handle derived givs.
5091 (record_giv): Don't initialize derived and last_use fields.
5092 (biv_eliminiation_giv_has_0_offset): Lose code to handle derived
5094 * unroll.c (derived_regs): Delete static variable.
5095 (unroll_loop): Don't initialize it.
5096 (copy_loop_body): Lose code to handle derived givs.
5097 (find_splittable_givs): Don't check for givs made from biv
5099 Don't set derived_regs.
5101 Fix misapplied earlier patch:
5102 * config/sh/sh.md (floatsisf_ie): Reenable. Remove explicit reference
5104 (floatsisf2): Generate floatsisf_ie by default.
5105 (floatsisf_i4): Conditional on TARGET_SH4.
5107 (floatsisf2, floatsidf2, extendsfdf2): Also use reg_no_subreg_operand
5108 predicate for the expanders.
5110 2000-09-19 Richard Henderson <rth@cygnus.com>
5112 * config/i386/i386.h (CPP_CPU_SPEC): Define i586 and i686 symbols
5113 in addition to pentium and pentiumpro symbols.
5114 (CPP_CPU_DEFAULT_SPEC): Likewise.
5116 * c-typeck.c (c_expand_asm_operands): Restore the output tree
5119 * stmt.c (expand_expr_stmt): Only call warn_if_unused_value
5120 if the tree has side effects.
5121 (warn_if_unused_value): Do not warn about void constructs.
5123 * c-decl.c (poplevel): Invoke warn_about_unused_variables.
5125 * unroll.c (copy_loop_body): Update LABEL_NUSES before
5126 calling invert_jump.
5128 2000-09-18 Geoff Keating <geoffk@cygnus.com>
5130 * combine.c (can_combine_p): Don't substitute an ASM_OPERANDS
5133 2000-09-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5135 * Makefile.in (c-common.o): Depend on diagnostic.h.
5137 * c-common.c: Include diagnostic.h.
5139 (status_warning): New function.
5140 (check_format_info, maybe_read_dollar_number, check_format_types,
5141 finish_dollar_format_checking, check_function_format): Accept a
5142 `status' parameter. All callers changed.
5144 * c-common.h (check_function_format): Accept a `status' parameter.
5146 * c-typeck.c: Update call to `check_function_format'.
5148 2000-09-18 Richard Henderson <rth@cygnus.com>
5150 * c-decl.c (c_expand_body): Call mark_varargs before
5151 expand_function_start.
5153 2000-09-18 Geoff Keating <geoffk@cygnus.com>
5155 * config/rs6000/eabi-cn.asm: Use /**/ to delimit comments, not #.
5156 * config/rs6000/eabi-ci.asm: Likewise.
5158 2000-09-18 Richard Henderson <rth@cygnus.com>
5160 * emit-rtl.c (init_emit_once): Initialize const_tiny_rtx
5163 2000-09-18 Jim Wilson <wilson@cygnus.com>
5165 * unroll.c (loop_iterations): Pass increment to extend_for_giv_value
5166 before passing it to fold_rtx_mult_add.
5168 * unroll.c (final_giv_value): Pass increment through
5169 extend_value_for_giv before passing it to emit_iv_add_mult.
5171 * function.c (fixup_var_refs_1, case ZERO_EXTRACT): If we have a
5172 paradoxical subreg, then directly substitute the replacement and
5175 Mon 18-Sep-2000 22:12:44 BST Neil Booth <NeilB@earthling.net>
5177 * cpp.texi: Update documentation, including some clarifications,
5178 the treatment of various newline combinations, and space between
5179 backslash and newline.
5181 Mon Sep 18 21:00:47 2000 J"orn Rennecke <amylaar@redhat.co.uk>
5183 * sdbout.c (PUT_SDB_DEF, PUT_SDB_TAG, PUT_SDB_EPILOGUE_END):
5184 Replace ASM_OUTPUT_LABELREF with assemble_name.
5186 Mon Sep 18 20:26:50 2000 J"orn Rennecke <amylaar@redhat.co.uk>
5188 * sh.c (addsubcosts): CONST is not cheap.
5189 (find_barrier): For Sh1, take alignment after jumps into account.
5191 2000-09-15 Andrew Haley <aph@redhat.com>
5193 * toplev.c (rest_of_compilation): Call purge_hard_subreg_sets to
5194 remove all SETs of SUBREGs of hard registers.
5195 * function.c (purge_hard_subreg_sets): New function.
5196 (purge_single_hard_subreg_set): New function.
5197 * rtl.h: (purge_hard_subreg_sets): New function.
5199 2000-09-18 Richard Henderson <rth@cygnus.com>
5201 * config/ia64/ia64-protos.h: Update.
5202 * config/ia64/ia64.c (signed_inequality_operator): New.
5203 (ia64_expand_compare): New.
5204 (ia64_register_move_cost): Handle PR_REGS moves.
5205 (ia64_secondary_reload_class): Require a GR when moving to a PR.
5206 (struct reg_write_state): Add written_by_and/or.
5207 (struct reg_flags): Add is_and/or.
5208 (rws_update): Set them.
5209 (rws_access_regno): Test them to allow parallel comparisons.
5210 (rtx_needs_barrier): Recognize parallel comparisons.
5211 (emit_insn_group_barriers): Set prev_insn after a call stop bit.
5212 Call recog_memoized; ignore pred_rel_mutex.
5213 (emit_predicate_relation_info): Don't call find_basic_blocks here.
5214 (ia64_reorg): Do it here instead.
5215 * config/ia64/ia64.h: s/CCmode/BImode/g
5216 (MODES_TIEABLE_P): Don't tie BImode.
5217 (PREFERRED_RELOAD_CLASS): Do not reload operations into AR regs.
5218 (CONST_COSTS): Pick sensible values for CONST_INT based on context.
5219 (RTX_COSTS): Make multiply 4 insns.
5220 (MEMORY_MOVE_COST): New.
5221 (PREDICATE_CODES): Update.
5222 * config/ia64/ia64.md: s/CCmode/BImode/g
5223 (movcci, movbi): New.
5224 (andbi3, andcmbi3, iorbi3, iorcmbi3, one_cmplbi2): New.
5225 (cmpsi_and_0, cmpsi_and_1, cmpsi_andnot_0, cmpsi_andnot_1): New.
5226 (cmpdi_and_0, cmpdi_and_1, cmpdi_andnot_0, cmpdi_andnot_1): New.
5227 (tbit_and_0, tbit_and_1, tbit_and_2, tbit_and_3): New.
5228 (cmpsi_or_0, cmpsi_or_1, cmpsi_orcm_0, cmpsi_orcm_1): New.
5229 (cmpdi_or_0, cmpdi_or_1, cmpdi_orcm_0, cmpdi_orcm_1): New.
5230 (tbit_or_0, tbit_or_1, tbit_or_2, tbit_or_3): New.
5231 (mulsi, muldi): Use xmpy not xma.
5233 (movcc, movcc_internal): Remove.
5234 (branch expanders): Use ia64_expand_compare.
5235 (setcc expanders): Likewise.
5236 (cmov insns): Use move_operand and ia64_move_ok.
5237 (pred_rel_mutex): Use unspec not unspec_volatile. Prevent the
5238 scheduler from moving it past a use.
5239 * config/ia64/build.hacks: Remove.
5241 Mon 18-Sep-2000 19:21:35 BST Neil Booth <NeilB@earthling.net>
5243 * cpphash.h (HASHSTEP): Take character rather than pointer
5245 (_cpp_check_directive, _cpp_check_linemarker): Update prototypes.
5247 * cpphash.c (cpp_loookup): Update for new HASHSTEP.
5249 * cpplex.c (auto_expand_name_space, trigraph_replace,
5250 backslash_start, handle_newline, parse_name, INIT_TOKEN_STR,
5251 IMMED_TOKEN, PREV_TOKEN_TYPE, PUSH_TOKEN, REVISE_TOKEN,
5252 BACKUP_TOKEN, BACKUP_TRIGRAPH, MIGHT_BE_DIRECTIVE,
5253 KNOWN_DIRECTIVE): Delete.
5255 (handle_newline, check_long_token, skip_escaped_newlines,
5256 unterminated): New functions.
5257 (ACCEPT_CHAR, SAVE_STATE, RESTORE_STATE): New macros.
5259 (parse_identifier): Was parse_name, new implementation.
5260 (skip_line_comment, skip_block_comment, skip_whitespace,
5261 parse_number, parse_string, trigraph_ok, save_comment,
5262 adjust_column, _cpp_get_line): New implementations.
5264 (lex_token): New function. Lexes a token at a time, looking
5265 forwards. Contains most of the guts of the old lex_line.
5266 (lex_line): New implementation, using lex_token to obtain
5268 (cpp_scan_buffer): Use the token's line, not the list's line.
5270 * cpplib.c (_cpp_check_directive, _cpp_check_linemarker):
5271 New implementations.
5272 (do_assert): Don't bother setting the answer's list's line.
5273 (cpp_push_buffer): Initialise new pfile and read_ahead members
5274 of struct cpp_buffer.
5276 * cpplib.h (cppchar_t): New typedef.
5277 (struct cpp_buffer): read_ahead, pfile and col_adjust are
5279 (struct lexer_state): New structure that determines the state
5280 and behaviour of the lexer.
5281 (IN_DIRECTIVE, KNOWN_DIRECTIVE): New macros.
5282 (struct cpp_reader): New member "state". Rename
5283 multiline_string_line and multiline_string_column. Delete
5284 col_adjust, in_lex_line members.
5285 (CPP_BUF_COLUMN): Update.
5287 2000-09-18 Richard Henderson <rth@cygnus.com>
5289 * combine.c (simplify_comparison): Shift a NOT out of a single
5292 * combine.c (if_then_else_cond): Canonicalize BImode true to
5294 * explow.c (trunc_int_for_mode): Likewise.
5296 * combine.c (combine_simplify_rtx): Use gen_unary to distribute
5297 the NOT for De Morgan's rule.
5298 * simplify-rtx.c (simplify_unary_operation): Simplify a BImode NOT
5299 of a comparison to the reverse comparison.
5301 * combine.c (try_combine): Allow split to create a single insn.
5303 * machmode.def: Add BImode. Add a column for bitsize.
5304 * machmode.h (DEF_MACHMODE): Adjust for extra column.
5305 (GET_MODE_BITSIZE): Use it.
5306 * rtl.c (DEF_MACHMODE): Adjust for extra column.
5307 (mode_bitsize): New.
5308 (mode_mask_array): Use bitsize.
5309 * combine.c (combine_simplify_rtx): Require inner and outer
5310 modes to match on nonzero_bits optimizations.
5312 2000-09-18 Bernd Schmidt <bernds@redhat.co.uk>
5314 * reload1.c (forget_old_reloads_1): If a hard reg is stored, clear
5315 its entry in spill_reg_store.
5316 * config/sh/lib1funcs.ams (movstr_i4 functions): Always compile in.
5317 * sh.c (reg_no_subreg_operand): New function.
5318 * sh-protos.h (reg_no_subreg_operand): Declare it.
5319 * sh.h (PREDICATE_CODES): Add it.
5320 * sh.md (floatsisf2_i4, floatsidf2_i, extendsfdf2_i4): Use it for
5321 input operand that needs to be in fpul.
5322 (fix_truncsfsi2, fix_truncsfsi2_i4): Use register_operand for output.
5323 * sh.c (find_barrier): Take into account that machine_dependent_reorg
5324 might add new insns.
5326 2000-09-18 Alexandre Oliva <aoliva@redhat.com>
5328 * config/sh/sh.c (sh_expand_prologue): Mark GOTaddr2picreg as
5330 (sh_expand_epilogue): Take the PIC register into account when
5331 computing the frame size.
5333 * config/sh/sh.c (nonpic_symbol_mentioned_p): Check LABEL_REFs.
5334 * config/sh/sh.md (sym_label2reg, symPLT_label2reg): Protect
5335 LABEL_REFs with a PIC-safe unspec.
5337 2000-09-18 Joseph S. Myers <jsm28@cam.ac.uk>
5339 * c-common.c (check_format_info): Properly save the argument
5340 number and parameter for $ operand number formats in case width
5341 and precision arguments are also used. Allow printf width and
5342 precision arguments to have operand numbers even if none was
5343 specified for the main format, since this is OK for %*.*m. Only
5344 object to missing $ operand number if the format used requires an
5347 2000-09-18 Joseph S. Myers <jsm28@cam.ac.uk>
5349 * c-common.c (format_char_info): Add 'W' flag to comment.
5350 (print_char_table, scan_char_table): Use it.
5351 (check_format_info): Use the 'W' flag to determine whether a
5352 format argument is written into.
5354 2000-09-18 Joseph S. Myers <jsm28@cam.ac.uk>
5356 * c-common.c (check_format_types): Reorganise and clean up,
5357 checking earlier for ERROR_MARKs and making cur_type into its
5358 TYPE_MAIN_VARIANT where convenient.
5360 2000-09-18 Joseph S. Myers <jsm28@cam.ac.uk>
5362 * gcc.c (cpp_options): Add specs for __STDC_HOSTED__.
5364 2000-09-18 Bernd Schmidt <bernds@redhat.co.uk>
5366 * optabs.c (emit_libcall_block): Set CONST_CALL_P for the call.
5368 * i386-protos.h (ix86_init_builtins, ix86_expand_builtin): Declare.
5369 * i386.c (struct builtin_description): New.
5370 (bdesc_comi, bdesc_2arg, bdesc_1arg): New arrays.
5371 (mmx_reg_operand): Declare MODE arg as unused.
5372 (ix86_expand_sse_comi, ix86_expand_sse_compare, safe_vector_operand,
5373 ix86_expand_unop1_builtin, ix86_expand_unop_builtin,
5374 ix86_expand_binop_builtin, ix86_expand_store_builtin,
5375 ix86_init_builtins, ix86_expand_builtin): New functions.
5376 * i386.h (ix86_builtins): New enumeration.
5377 (MD_INIT_BUILTINS, MD_EXPAND_BUILTIN): New macros.
5378 * i386.md (attr length_immediate): 0 for mmx/sse types.
5379 (attr prefix_0f): 1 for mmx/sse types.
5380 (setcc_2): Remove "*" so we get gen_setcc_2.
5381 (emms): Account for changed register numbering. Set "memory" attr
5383 (sfence): Set "memory" attr to unknown.
5385 2000-09-18 Andreas Jaeger <aj@suse.de>
5387 * configure.in: Define _GNU_SOURCE only when using the GNU C
5389 * configure: Regenerated.
5390 * config.in: Regenerated.
5392 2000-09-17 Mark Mitchell <mark@codesourcery.com>
5394 * cppinit.c (cpp_init): Don't use ANSI prototypes.
5395 * flow.c (flow_dump_loop): Likewise.
5396 (flow_loops_dump): Likewise.
5398 * c-typeck.c (c_start_case): Fix typo.
5400 2000-09-17 Joseph S. Myers <jsm28@cam.ac.uk>
5402 * c-decl.c (grokdeclarator): Don't give a warning about defaulting
5403 to int for plain complex which defaults to complex double. Do
5404 warn about defaulting to complex double if pedantic. Warn about
5405 complex integer types if pedantic. Warn about complex types if
5406 pedantic and not in C99 mode.
5407 * c-typeck.c (build_unary_op): If pedantic, warn about use of ~
5408 for complex conjugation.
5410 2000-09-17 Joseph S. Myers <jsm28@cam.ac.uk>
5412 * contrib.texi: Update my entry.
5414 Sun Sep 17 18:48:32 2000 Denis Chertykov <denisc@overta.ru>
5416 * config/avr/avr.md (mcu_enhanced): New attribute.
5417 (mcu_mega): Likewise.
5418 (extendhisi2): Use mcu_enhanced.
5419 (zero_extendhisi2): Likewise.
5420 (call_insn): Use mcu_enhanced and mcu_mega.
5421 (call_value_insn): Likewise.
5422 (*sbrx_branch): Use mcu_mega.
5423 (*sbrx_and_branchsi): Likewise.
5424 (*sbrx_and_branchhi): Likewise.
5425 (*tablejump_lib): Likewise.
5427 Sun Sep 17 10:46:17 2000 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
5429 * alias.c (true_dependence): Allow non-unchanging read to conflict
5430 with unchanging write.
5432 * expr.c (store_constructor_field): Accept ALIAS_SET arg.
5433 (store_constructor): Pass alias_set to it.
5435 * c-decl.c (grokdeclarator): Reorder tests to avoid looking at
5436 TYPE_MAIN_VARIANT of ERROR_MARK.
5437 * c-lex.c (readescape): Avoid using printf syntax we don't recognize.
5439 * simplify-rtx.c (simplify_unary_operation): Add cases
5440 FLOAT_EXTEND and FLOAT_TRUNCATE to ones that return 0.
5442 2000-09-17 Bernd Schmidt <bernds@redhat.co.uk>
5444 * expr.h (emit_library_call, emit_library_call_value): Delete
5446 * rtl.h (enum libcall_type): New.
5447 (emit_library_call, emit_library_call_value): Change fn_type arg to
5448 be of type enum libcall_type.
5449 * calls.c: Likewise for the function definitions. Several callers
5450 throughout changed to use the new enumeration appropriately.
5451 (emit_library_call_value_1): Likewise. Put back code to make libcall
5452 blocks of equal form, but only use it for the two new higher
5455 2000-09-16 Mark Mitchell <mark@codesourcery.com>
5457 Convert the C front-end to use function-at-a-time mode.
5458 * c-common.h: Include splay-tree.h.
5459 (C_DECLARED_LABEL_FLAG): New macro.
5460 (struct language_function): Add x_scope_stmt_stack and
5461 x_function_name_declared_p.
5462 (RECHAIN_STMTS): Move definition.
5463 (lang_statment_code_p): Likewise.
5464 (lang_expand_stmt): Likewise.
5465 (lang_expand_decl_stmt): New variable.
5466 (lang_expand_function_end): Likewise.
5467 (current_scope_stmt_stack): New function.
5468 (add_decl_stmt): Likewise.
5469 (add_scope_stmt): Likewise.
5470 (mark_stmt_tree): Likewise.
5471 (struct c_lang_decl): New structure.
5472 (DECL_SAVED_TREE): Define.
5473 (c_mark_lang_decl): New function.
5474 (c_expand_start_cond): Change prototype.
5475 (c_finish_then): New function.
5476 (c_finish_else): Likewise.
5477 (current_function_name_declared): Remove.
5478 (set_current_function_name_declared): Likewise.
5479 (mark_c_language_function): Declare.
5480 (case_compare): Likewise.
5481 (c_add_case_label): Likewise.
5482 (c_expand_expr): Likewise.
5483 (c_safe_from_p): Likewise.
5484 * c-common.c (lang_expand_function_end): New variable.
5485 (struct if_elt): Add if_stmt.
5486 (c_expand_start_cond): Add the if-statement to the statement-tree,
5487 rather than generating RTL.
5488 (c_finish_then): New function.
5489 (c_expand_start_else): Don't generate RTL.
5490 (c_finish_else): New function.
5491 (c_expand_expr_stmt): Don't generate RTL.
5492 (statement_code_p): Add SCOPE_STMT.
5493 (case_compare): New function.
5494 (c_add_case_label): Likewise.
5495 (mark_stmt_tree): Likewise.
5496 (c_mark_lang_decl): Likewise.
5497 (mark_c_language_function): Likewise.
5498 (c_expand_expr): Likewise.
5499 (c_safe_from_p): Likewise.
5500 * c-decl.c (c_stmt_tree): New variable
5501 (c_scope_stmt_stack): Likewise.
5502 (c_function_name_declared_p): Likewise.
5503 (lang_expand_expr_stmt): Remove.
5504 (poplevel): Don't call output_inline_function for nested
5506 (pushdecl): Don't set DECL_CONTEXT for a local declaration of an
5508 (redeclaration_error_message): Change means of computing whether
5509 or not a function is nested.
5510 (lookup_label): Don't call label_rtx.
5511 (init_decl_processing): Add more GC roots.
5512 (start_decl): Add DECL_STMTs to the statement-tree, rather than
5513 calling rest_of_decl_compilation.
5514 (finish_decl): Don't call expand_decl.
5515 (store_parm_decls): Begin the statement-tree, but don't generate
5517 (finish_function): Tie off the statement-tree. Call c_expand_body
5519 (c_expand_body): New function.
5520 (push_c_function_context): Save more information.
5521 (pop_c_function_contxt): Likewise.
5522 (copy_lang_decl): Now that we use DECL_LANG_SPECIFIC, copy it.
5523 (lang_mark_tree): Mark it.
5524 (current_stmt_tree): Adjust.
5525 (current_scope_stmt_stack): New function.
5527 (set_current_name_declared): Likewise.
5528 (c_begin_compound_stmt): Define.
5529 (c_expand_decl_stmt): Likewise.
5530 * c-lang.c: Include rtl.h and expr.h.
5531 (lang_init): Set more language-specific hooks.
5532 * c-lex.c: Include expr.h.
5533 * c-parse.in: Changes throughout to add statements to the
5534 statement-tree, rather than generating RTL after every statement.
5535 * c-semantics.c (lang_expand_decl_stmt): Define.
5536 (add_decl_stmt): New function.
5537 (add_scope_stmt): Likewise.
5538 (finish_stmt_tree): Tweak.
5539 (genrtl_expr_stmt): Likewise.
5540 (genrtl_decl_stmt): Handle local labels, and call
5541 lang_expand_decl_stmt if required.
5542 (genrtl_for_stmt): Fix line-number handling.
5543 (genrtl_case_label): Handle cleanups.
5544 (genrtl_asm_stmt): Don't call combine_strings.
5545 (genrtl_compound_stmt): Simplify.
5546 (expand_stmt): Handle SCOPE_STMTs.
5547 * c-tree.h (struct lang_decl): New structure.
5548 (C_DECLARED_LABEL_FLAG): Remove.
5549 (c_begin_compound_stmt): Declare.
5550 (c_expand_decl_stmt): Likewise.
5551 (c_expand_start_case): Rename to c_start_case.
5552 (c_finish_case): New function.
5553 * c-typeck.c (start_init): Tweak setting of
5554 constructor_incremental.
5555 (c_expand_asm_operands): Tweak error-handling. Add to the
5557 (c_expand_return): Add to the statement-tree.
5558 (c_expand_start_case): Rename to ...
5559 (c_start_case): ... this.
5560 (struct c_switch): New type.
5561 (switch_stack): New variable.
5562 (do_case): Simplify.
5563 (c_finish_case): New function.
5564 * dependence.c: Include expr.h.
5565 (enum dependence_type): Change spelling of enumerals.
5566 (check_node_dependence): Adjust.
5567 * expr.h (lang_safe_from_p): Declare.
5568 (safe_from_p): Likewise.
5569 * expr.c (lang_safe_from_p): New variable.
5570 (safe_from_p): Give it external linkage. Use lang_safe_from_p.
5571 * stmt.c (expand_expr_stmt): Avoid clobberring of last_expr_type.
5572 * toplev.c (rest_of_decl_compilation): Robustify.
5573 * tree.c (contains_placeholder_p): Likewise.
5574 * Makefile.in: Update dependencies.
5575 * objc/objc-act.h: Adjust calculation of value for dummy_tree_code.
5576 * objc/objc-act.c: Include rtl.h, expr.h, and c-common.h.
5577 (objc_expand_function_end): New function.
5578 (finish_method_def): Use it.
5579 (init_objc): Initialize more language-specific hooks.
5580 * objc/Make-lang.in: Update dependencies.
5582 2000-09-16 Geoffrey Keating <geoffk@cygnus.com>
5584 * configure.in: Define macros that affect features before
5585 testing for features. Don't define _XOPEN_SOURCE.
5586 * configure: Regenerated.
5587 * config.in: Regenerated.
5589 Sat Sep 16 19:42:50 EDT 2000 John Wehle (john@feith.com)
5591 * rtlanal.c (rtx_varies_p): Volatile asms vary.
5592 (rtx_unstable_p): Restructure code. Volatile asms
5595 Sat Sep 16 14:35:55 2000 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
5597 * function.h (no_debugging_symbols): New field.
5598 * integrate.c (save_for_inline): Renamed from save_for_inline_nocopy.
5599 Initialize no_debugging_symbols.
5600 (output_inline_function): Save and restore write_symbols and set from
5601 no_debugging_symbols.
5602 * toplev.c (rest_of_compilation): Call save_for_inline.
5603 * tree.h: Update comment.
5605 * stor-layout.c (place_field): Don't do anything if field or
5606 its type are ERROR_MARK.
5608 Sat Sep 16 19:14:00 2000 Laurynas Biveinis <lauras@softhome.net>
5610 * cppfiles.c (purge_cache): Use munmap only if MMAP_THRESHOLD defined.
5611 (read_include_file): Ensure inc->mmaped is initialized.
5613 2000-09-16 Richard Henderson <rth@cygnus.com>
5615 * cppiles.c (purge_cache): Use PTR not caddr_t.
5617 2000-09-16 Hans-Peter Nilsson <hp@axis.com>
5619 * gcc.c: In description for %{<S}, say the option removed is -S.
5620 * invoke.texi (Spec Files): Ditto.
5622 2000-09-16 Andreas Jaeger <aj@suse.de>
5624 * configure.in: Always define _GNU_SOURCE to make interfaces
5625 visible that were hidden by only defining _GNU_SOURCE.
5626 * configure: Regenerated.
5628 Sat 16-Sep-2000 08:13:45 BST Neil Booth <NeilB@earthling.net>
5630 * cpplex.c (push_macro_context): Set an argument's level after
5631 calling parse_args. We could loop infinitely otherwise.
5633 2000-09-15 Tom Tromey <tromey@cygnus.com>
5635 * configure, config.in: Rebuilt.
5636 * configure.in: Check for iconv.h. Define _XOPEN_SOURCE.
5638 2000-09-15 Greg McGary <greg@mcgary.org>
5640 * cppmacro.c (check_trad_stringification): Check token
5641 text pointers against limit before dereferencing.
5643 2000-09-15 Joseph S. Myers <jsm28@cam.ac.uk>
5645 * c-common.c (format_wanted_type): New structure.
5646 (check_format_types): New function.
5647 (check_format_info): Pass all checking of types of format
5648 arguments, including width and precision arguments, to this new
5651 2000-09-15 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
5653 * BUGS: Remove file.
5655 2000-09-15 Jakub Jelinek <jakub@redhat.com>
5657 * config/alpha/alpha.c (override_options): ev6 cache latencies
5658 from Richard Henderson. Don't allow -mmemory-latency=L0.
5660 * config/alpha/alpha.h (TARGET_CPU_EV5, TARGET_CPU_EV6): Define.
5661 (TARGET_OPTIONS): Add tune=.
5662 (alpha_tune_string): Declare.
5663 * config/alpha/alpha.c (override_options): Add cpu_table.
5664 Use alpha_cpu_string first to set both alpha_cpu and target_flags
5665 and then alpha_tune_string to set alpha_cpu only.
5666 Replace tests for PROCESSOR_EV* with TARGET_CPU_EV* tests.
5667 * config/alpha/elf.h (ASM_FILE_START): Likewise.
5668 * config/alpha/osf.h (ASM_FILE_START): Likewise.
5669 * config/alpha/openbsd.h (ASM_FILE_START): Likewise.
5671 Fri Sep 15 19:45:55 MET DST 2000 Jan Hubicka <jh@suse.cz>
5673 * i386-protos.h (no_comparison_operator, uno_comparison_operator):
5675 (ix86_comparison_operator, ix86_cc_mode): Declare
5676 * i386.h (CCGC, CCGCO): New modes.
5677 (SELECT_CC_MODE): Move offline to ....
5678 * i386.c (ix86_cc_mode): .... here; use new modes.
5679 (ix86_comparison_operator): New.
5680 (fcmov_comparison_operator): Ensure proper mode.
5681 (put_condition_mode): More sanity checking.
5682 (ix86_match_ccmode): Handle new modes.
5683 (ix86_expand_fp_compare): GEU requires CCmode.
5684 (ix86_expand_strlensi_unroll_1): Use emit_cmp_and_jump_insn instead of
5686 * i386.md (cmp?i_ccz_1): Remove
5687 (cmp?i_ccno_1): Use ix86_match_ccmode.
5688 (cmp?i_minus_1): New.
5689 (cmpsi_1): New expander.
5690 (cmpqi_ext_1): Use match_ccmode
5691 (cmpqi_ext_3): New expander.
5692 (cmpqi_ext_3_insn): Rename from cmpqi_ext_3.
5693 (cmpqi_ext_4): Use match_ccmode.
5694 (add?i_?): Use match_ccmode.
5696 (test?i_ccz_1): Remove
5698 (testsi_ccno_1, testqi_ccz_1, testqi_ext_ccno_0): New expander.
5699 (testqi_ext_0): Use ix86_match_ccmode.
5700 (*xorqi_cc_ext_1): Use ix86_match_ccmode.
5701 (xorqi_cc_ext_1): New expander.
5702 (shift patterns): Use CCGOCmode for all shifts except for sar.
5703 (setcc_?, jcc_?, miv?icc_nic): Use ix86_comparison_operator.
5704 (setcc_3, jcc_3, miv?icc_c): Remove.
5706 2000-09-15 Will Cohen <wcohen@redhat.com>
5708 * dwarf2out.c (add_const_value_attribute): Changed array into a
5709 xmalloced object, so it exists after function exit.
5710 (free_AT): Added case for dw_val_class_float to free allocated
5713 2000-09-15 Kazu Hirata <kazu@hxi.com>
5715 * config/i386/i386.md: Fix a comment typo.
5716 * gcc.c: Fix formatting.
5718 2000-09-15 Bernd Schmidt <bernds@redhat.co.uk>
5720 * optabs.c (emit_libcall_block): If target is a user variable,
5721 copy to a temporary first.
5722 * expr.c (convert_move): When generating a libcall, make a libcall
5724 * calls.c (emit_library_call_value_1): Don't create a libcall
5725 sequence here; our caller will in most cases do it.
5727 * sh.h (SECONDARY_INPUT_RELOAD_CLASS): Handle moving T, MACL or
5729 (SECONDARY_OUTPUT_RELOAD_CLASS): Similar case.
5730 * sh.md (reload_outsf): Generate recognizable patterns for
5732 (floatsisf2, floatsisf2_ie, floatsisf2_i4, fix_truncsfsi2,
5733 fix_truncsfsi2_i4, fixsfsi, floatsidf2, floatsidf2_i, fix_truncdfsi2,
5734 fix_truncdfsi2_i, extendsfdf2, extendsfdf2_i4, truncdfsf2,
5735 truncdfsf2_i4): Change not to use explicit references to fpul.
5736 (floatsisf2_ie): Remove USE of fpscr.
5737 (floatsisf2): Change default expansion to match this.
5738 (fix_truncsfsi2_i4_2, fix_truncdfsi2_i4 & splitters): Comment out
5741 2000-09-15 Richard Henderson <rth@cygnus.com>
5743 * expmed.c (store_bit_field): Consider naturally aligned
5744 memory for direct reference.
5746 2000-09-15 Richard Henderson <rth@cygnus.com>
5748 * config/alpha/alpha.c (alpha_expand_unaligned_load): Force all
5749 AND addresses into alias set 0.
5750 (alpha_expand_unaligned_store): Likewise.
5751 (alpha_expand_unaligned_load_words): Likewise.
5752 (alpha_expand_unaligned_store_words): Likewise.
5754 2000-09-15 Bernd Schmidt <bernds@redhat.co.uk>
5756 * config/sh/sh.h (CPP_SPEC): For -m4-nofpu, define __SH4_NOFPU__.
5757 * config/sh/lib1funcs.asm (movstr_i4): Also compile if __SH4_NOFPU__
5759 * config/mips/mips.c (mips_va_arg): Args passed by reference have a
5760 rsize of UNITS_PER_WORD.
5762 Fri 15-Sep-2000 06:49:07 BST Neil Booth <NeilB@earthling.net>
5764 * cpplex.c (ON_REST_ARG): Correct the test.
5765 (maybe_paste_with_next): Duplicate a token that fail pasting,
5766 and clear its PASTE_LEFT flag, so that nested pasting attempts
5769 2000-09-14 Richard Henderson <rth@cygnus.com>
5771 * calls.c (precompute_register_parameters): Use COSTS_N_INSNS, not 2.
5772 * cse.c (rtx_cost): Likewise.
5773 * optabls.c (expand_binop): Likewise.
5774 (expand_twoval_binop, prepare_cmp_insn): Likewise.
5775 * regclass.c (copy_cost): Likewise.
5776 * reload1.c (reload_cse_move2add): Likewise.
5778 2000-09-14 Joseph S. Myers <jsm28@cam.ac.uk>
5780 * c-parse.in (reswords): Add _Complex.
5782 2000-09-14 J. David Anglin <dave@hiauly1.hia.nrc.ca>
5784 * gcc.1: Delete documentation for -undef preprocessor option.
5786 2000-09-14 Alexandre Oliva <aoliva@redhat.com>
5788 * config/sh/sh.h (INIT_SECTION_ASM_OP, FINI_SECTION_ASM_OP,
5789 STARTFILE_SPEC, ENDFILE_SPEC): Remove define.
5790 * config/sh/elf.h (INIT_SECTION_ASM_OP, FINI_SECTION_ASM_OP):
5791 Remove undefine before config/elfos.h.
5792 * config/sh/t-sh (EXTRA_MULTILIB_PARTS): Comment out.
5794 2000-09-14 Kazu Hirata <kazu@hxi.com>
5796 * invoke.texi (H8/300 Options): Add -ms2600.
5797 * config/h8300.c (h8300_init_once): Output an error when -ms2600
5798 is used without -ms.
5799 * config/h8300.h (TARGET_MAC): New.
5800 (TARGET_SWITCHES): Add -ms2600 and -mno-s2600.
5801 (CONDITIONA_REGISTER_USAGE): Disable the mac register on any
5802 machine other than H8/S2600.
5803 * config/h8300.md: Accept mac instructions on the H8/S2600 instead
5806 2000-09-14 Alexandre Oliva <aoliva@redhat.com>, Bernd Schmidt <bernds@redhat.co.uk>
5808 * reload.c (find_reloads_address_1): Generate reloads for auto_inc
5809 pseudos that refer to the original pseudos, not only to their
5810 equivalent memory locations.
5812 Thu Sep 14 12:10:16 2000 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
5814 * expr.c (expand_expr, case COMPONENT_EXPR): Copy memory attributes
5815 when making new MEM.
5817 * Makefile.in (LN): Remove duplicate definition.
5819 2000-09-12 Bernd Schmidt <bernds@redhat.co.uk>
5821 From Joern Rennecke:
5822 * local-alloc.c (update_equiv_regs): If there is no REG_EQUAL note
5823 on an insn and function_invariant_p returns nonzero for the source,
5824 add a REG_EQUAL note.
5826 Thu Sep 14 00:51:57 EDT 2000 John Wehle (john@feith.com)
5828 * alias.c (memrefs_conflict_p): An ADDRESSOF doesn't
5829 conflict with frame_pointer_rtx.
5831 2000-09-13 Kazu Hirata <kazu@hxi.com>
5833 * loop.c: Fix formatting.
5836 2000-09-13 Richard Henderson <rth@cygnus.com>
5838 * config/ia64/ia64.md (divsf3): New.
5839 (divsf3_internal_lat, divsf3_internal_thr): New.
5840 (divdf3, divdf3_internal_lat, divdf3_internal_thr): New.
5841 (divtf3, divtf3_internal_lat, divtf3_internal_thr): New.
5842 (adddf3_trunc, subdf3_trunc, muldf3_trunc): New.
5843 (madddf4_trunc, msubdf4_trunc, nmuldf3_trunc): New.
5844 (nmadddf4_alts, nmadddf4_trunc): New.
5845 (addtf3_truncsf, addtf3_truncdf, subtf3_truncsf): New.
5846 (subtf3_truncdf, multf3_truncsf, multf3_truncdf): New.
5847 (multf3_truncsf_alts, multf3_truncdf_alts): New.
5848 (maddtf4_truncsf, maddtf4_truncdf, maddtf4_alts_truncdf): New.
5849 (msubtf4_truncsf, msubtf4_truncdf, nmultf3_truncsf): New.
5850 (nmultf3_truncdf, nmaddtf4_truncsf, nmaddtf4_truncdf): New.
5851 (nmaddtf4_truncdf_alts): New.
5852 (recip_approx): Don't predicate.
5854 2000-09-13 Richard Henderson <rth@cygnus.com>
5856 * config/ia64/lib1funcs.asm (__divsf3): Protect fnorm.s with p6.
5858 2000-09-13 Stephane Carrez <Stephane.Carrez@worldnet.fr>
5860 * flags.h (flag_dump_rtl_in_asm): Declare.
5861 * toplev.c (flag_dump_rtl_in_asm): Define.
5862 (decode_d_option): Set flag_dump_rtl_in_asm and flag_print_asm_name
5863 if -dP is specified.
5864 * rtl.h (print_rtx_head): Declare.
5865 * print-rtl.c (print_rtx_head): Define.
5866 (print_rtx): Print the string pointed to by print_rtx_head
5867 at beginning of each dump line.
5868 (print_rtl): Likewise.
5869 (print_rtl_single): Likewise.
5870 * final.c (final_scan_insn): Dump the insn in the assembly
5872 * gcc.1: Document -dP option.
5873 * invoke.texi (Debugging Options): Likewise.
5875 2000-09-13 Stephane Carrez <Stephane.Carrez@worldnet.fr>
5877 * md.texi (Machine Constraints): Document the 68HC11 constraints.
5878 * install.texi (Configurations): Document the 68HC11&68HC12 port.
5879 * invoke.texi (Option Summary, M68hc1x Options): Document the options.
5881 Tue Sep 12 13:51:13 2000 Denis Chertykov <denisc@overta.ru>
5883 * config/avr/avr.h (ASSEMBLER_DIALECT): New macro declared.
5884 * config/avr/avr.md (*movstrqi_insn): Cleanup output template.
5885 (*clrstrqi): Likewise.
5886 (xorhi3,xorsi3,absqi2): Likewise.
5887 (one_cmplhi2,one_cmplsi2): Likewise.
5888 (addsi3): Two stupid constraint alternatives removed.
5889 (extendhisi2): Use `movw' for enhanced avr cores.
5890 (zero_extendhisi2): Likewise.
5892 Wed Sep 13 02:31:23 EDT 2000 John Wehle (john@feith.com)
5894 * alias.c (find_base_term): Use frame_pointer_rtx
5895 when handling an ADDRESSOF.
5897 * cse.c (canon_hash): Handle USE of BLKmode memory.
5898 (cse_insn): Outgoing arguments for a libcall don't
5899 affect any recorded expressions.
5901 2000-09-12 Tom Tromey <tromey@cygnus.com>
5903 * configure, config.in: Rebuilt.
5904 * configure.in: Check for iconv, nl_langinfo, langinfo.h.
5906 2000-09-12 Jakub Jelinek <jakub@redhat.com>
5908 * c-lex.c (lex_string): Use charwidth to compute bytemask.
5909 * expr.c (expand_expr): Don't optimize constant array references
5910 initialized with wide string constants.
5912 2000-09-13 Michael Hayes <mhayes@cygnus.com>
5914 * loop.c (note_set_pseudo_multiple_uses): Correct.
5916 2000-09-12 Jim Wilson <wilson@cygnus.com>
5918 * ifcvt.c (noce_process_if_block): If A and B are the same, and no
5919 else block, and X has side-effects, then fail.
5921 2000-09-12 Greg McGary <greg@mcgary.org>
5923 * config/mips/mips-protos.h
5924 (trap_cmp_op, mips_gen_conditional_trap): New func decls.
5925 * config/mips/mips.h (ISA_HAS_COND_TRAP): New macro.
5926 (PREDICATE_CODES): Add "trap_cmp_op".
5927 * config/mips/mips.c
5928 (trap_cmp_op, mips_gen_conditional_trap): New functions.
5929 * config/mips/mips.md (trap, conditional_trap): New patterns.
5931 2000-09-12 Bernd Schmidt <bernds@redhat.co.uk>
5933 * flow.c (try_pre_increment_1): Don't do anything to sets of the stack
5936 2000-09-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5938 * builtins.c (built_in_decls): New array.
5939 (expand_builtin_fputs): New function.
5940 (expand_builtin): Handle BUILT_IN_FPUTC and BUILT_IN_FPUTS.
5942 * builtins.def (BUILT_IN_FPUTC, BUILT_IN_FPUTS): New members.
5944 * c-common.c (c_common_nodes_and_builtins): Handle fputc/fputs.
5946 * tree.h (built_in_decls): New array.
5948 Tue Sep 12 08:53:57 2000 Jeffrey A Law (law@cygnus.com)
5950 * convex.md: Use "+" instead of "=" for outputs wrapped in a
5952 * i370.md, i386.md, ns32k.md, sh.md, vax.md: Likewise.
5954 2000-09-12 Kazu Hirata <kazu@hxi.com>
5956 * haifa-sched.c: Fix formatting.
5958 * genattrtab.c: Fix formatting.
5960 * unroll.c: Fix formatting.
5962 2000-09-12 Bruce Korb <bkorb@gnu.org>
5964 * fixinc/fixfixes.c: make a type for the fix procedure & use it,
5965 remove obsolete code
5966 * fixinc/fixincl.c: Use PARAMS, not _P_. Add no-op default to switch.
5967 * fixinc/fixincl.tpl: make non-exported arrays static scope
5968 * fixinc/fixincl.x: regenerate
5969 * fixinc/fixlib.h: Use PARAMS, not _P_
5970 * fixinc/fixtests.c: make a type for the test proc & use it
5971 * fixinc/server.h: Use PARAMS, not _P_
5973 2000-09-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5975 * c-typeck.c (process_init_element): Avoid union init warnings on
5976 floating point zero. Don't crash on unions containing structs.
5978 2000-09-12 Alexandre Oliva <aoliva@redhat.com>
5980 * config/sh/sh.h (PREDICATE_CODES): Add CONST_DOUBLE to
5981 general_movsrc_operand, and remove CONST_INT from
5982 general_movdst_operand.
5984 2000-09-12 Bernd Schmidt <bernds@redhat.co.uk>
5986 * cse.c (approx_reg_cost): If SMALL_REGISTER_CLASSES, return INT_MAX
5987 if a reference to non-fixed hardreg is seen. Otherwise, count hard
5988 regs with a higher cost.
5989 (preferrable): Deal with cases where either cost or regcost is
5991 (cse_insn): Use MAX_COST rather than 10000. Always initialize
5993 (COSTS_N_INSNS): Move definition...
5995 (MAX_COST): New macro.
5996 * loop.c (init_loop): Use COSTS_N_INSNS macro instead of hardcoded
5999 2000-09-11 Mark Mitchell <mark@codesourcery.com>
6001 * c-common.h (genrtl_clear_out_block): Remove.
6002 * c-semantics.c (genrtl_clear_out_block): Remove.
6003 (genrtl_while_stmt): Don't call it.
6004 (genrtl_for_stmt): Likewise.
6006 2000-09-11 Zack Weinberg <zack@wolery.cumb.org>
6008 * cppfiles.c: Move all default-#defines to top of file.
6009 (open_include_file): Replace by lookup_include_file.
6010 (read_with_read, read_file): Merged into read_include_file.
6011 (stack_include_file, purge_cache): New functions.
6012 (close_cached_fd): Delete.
6013 (lookup_include_file, read_include_file, _cpp_pop_file_buffer):
6014 Cache the in-memory buffer, not the file descriptor.
6016 * cpphash.h (struct include_file): Add buffer, st, refcnt,
6018 (xcnew): New utility macro.
6019 (DO_NOT_REREAD, NEVER_REREAD): Move up by struct include_file.
6020 * cpplib.h (struct cpp_buffer): Remove mapped field.
6022 2000-09-11 Zack Weinberg <zack@wolery.cumb.org>
6024 * cpplex.c (parse_string): Accept backslash space newline as a
6026 (lex_line): Likewise.
6027 (_cpp_get_token): Remove hard limit on macro nesting.
6029 2000-09-12 Philipp Thomas <pthomas@suse.de>
6031 * aclocal.m4 (AM_WITH_NLS): Don't force use of included gettext.
6032 * configure: Rebuilt.
6034 2000-09-13 Michael Hayes <mhayes@cygnus.com>
6036 * flow.c (split_block): Fix update of registers live at
6039 Tue Sep 12 01:51:38 MET DST 2000 Jan Hubicka <jh@suse.cz>
6041 * i386.md (add?i_3, add?i_5): New.
6042 (add?i_4): Rename from add?i_3; Fix compare pattern.
6043 (sub?i_3, xor?i_3, ior?i_3): New.
6045 * genrecog.c (write_tree): Output code to clear insn_extract cache.
6046 * genattrtab.c (write_attr_case): Gen call to extract_insn_cache
6047 instead of extract_insn and extract_constrain_insn_cache instead of
6048 extract_insn and constrain_operands.
6049 * recog.c (extract_insn_cached, extract_constrain_insn_cached):
6051 (extract_insn): Clear which_alternative.
6052 (constrain_operands): Set which_alternative to -1 when failed.
6053 * recog.h (extract_constrain_insn_cached, extract_insn_cached):
6056 2000-09-11 Matthew Hiller <hiller@redhat.com>
6058 * config/h8300/h8300.md (movstrictqi): Changed constraint modifier
6059 on operand 0 to '+'.
6060 (movstricthi): Likewise.
6062 2000-09-12 Michael Hayes <mhayes@cygnus.com>
6064 * loop.h (LOOP_IVS): New macro.
6065 (REG_IV_TYPE, REG_IV_INFO): Add ivs argument.
6066 (struct loop_ivs): New.
6067 (struct loop_info): Add ivs field.
6068 (reg_iv_type, reg_iv_info): Delete prototype.
6069 (reg_biv_class, loop_iv_list): Likewise.
6070 * loop.c (record_biv, find_life_end): Pass loop argument.
6071 (reg_iv_type): Remove global array and use
6072 field in loop_regs structure within loop_ivs structure.
6073 (reg_iv_info, reg_biv_class, loop_iv_list): Likewise.
6074 (first_increment_giv, last_increment_giv): Use entry in
6076 (record_initial): Pass ivs pointer.
6077 * unroll.c (copy_loop_body, remap_split_bivs): Add loop argument.
6079 2000-09-12 Michael Hayes <mhayes@cygnus.com>
6081 * loop.h (LOOP_REGS): New macro.
6082 (struct loop_regs): New.
6083 (struct loop_info): Add regs field.
6084 * loop.c (set_in_loop): Remove global array and store
6085 in loop_regs structure as part of loop_info structure.
6086 (n_times_set, may_not_optimize): Likewise.
6087 (reg_single_usage, moved_once): Likewise.
6088 (count_one_set): Add regs argument.
6089 (combine_movables, rtx_equal_for_loop_p, combine_givs): Likewise.
6090 (set_pseudo_multiple_uses): Pass regs pointer.
6092 2000-09-12 Michael Hayes <mhayes@cygnus.com>
6094 * unroll.c (iteration_info): Subsume into loop_iterations.
6095 * loop.h (loop_info): New field iv.
6097 2000-09-12 Michael Hayes <mhayes@cygnus.com>
6099 * basic-block.h (LOOP_TREE, LOOP_PRE_HEADER, LOOP_EDGES): New.
6100 (LOOP_EXITS_DOMS, LOOP_ALL): Likewise.
6101 (flow_loops_update): New prototype.
6102 (flow_loops_find): Add flags to prototype.
6103 (struct loop): Add `pre_header_root' and `pre_header_trace' fields.
6104 * flow.c (flow_loop_pre_header_scan): New.
6105 (flow_loop_dump): Dump pre-header root and trace and exit dominators.
6106 (flow_loop_free): Free pre-header root and trace and exit dominators.
6107 (flow_loops_find): New argument flags.
6108 (flow_loops_update): New function.
6109 * toplev.c (rest_of_compilation): Add flag argument to flow_loops_find.
6111 2000-09-12 Michael Hayes <mhayes@cygnus.com>
6113 * basic-block.h (split_block, update_bb_for_insn): New prototypes.
6114 * flow.c (split_block, update_bb_for_insn): New functions.
6116 2000-09-11 Richard Henderson <rth@cygnus.com>
6118 * cse.c (fold_rtx): Honor NO_FUNCTION_CSE.
6120 2000-09-11 Richard Henderson <rth@cygnus.com>
6122 * config/ia64/ia64-protos.h (fr_nonimmediate_operand): Declare.
6123 * config/ia64/ia64.c (fr_nonimmediate_operand): New.
6124 (ia64_override_options): Prevent optimizing division for both
6125 latency and throughput.
6126 (rtx_needs_barrier): Handle frcpa.
6127 * config/ia64/ia64.h (MASK_INLINE_DIV_LAT): New.
6128 (MASK_INLINE_DIV_THR, TARGET_INLINE_DIV_LAT): New.
6129 (TARGET_INLINE_DIV_THR, TARGET_INLINE_DIV): New.
6130 (TARGET_SWITCHES): Add -minline-divide-min-latency and
6131 -minline-divide-max-throughput.
6132 (PREDICATE_CODES): Update.
6133 * config/ia64/ia64.md (extendsidi2): Remove * from f case.
6134 (zero_extendsidi2): Likewise. Fix typo in f case insn.
6135 (extendsfdf2): Add cases for gr<->fr and fr<->mem.
6136 (extendsftf2): Likewise.
6137 (extenddftf2): Likewise.
6138 (fix_trunctfdi2_alts): New.
6139 (fixuns_trunctfdi2_alts): New.
6140 (madd*4): Rename from madd*3.
6141 (divsi3, modsi3, udivsi3, umodsi3): New.
6142 (divsi3_internal): New.
6143 (divdi3, moddi3, udivdi3, umoddi3): New.
6144 (divdi3_internal_lat, divdi3_internal_thr): New.
6145 (multf3_alts, maddtf4_alts, nmaddtf4_alts): New.
6146 (recip_approx): New.
6148 2000-09-11 Alexandre Oliva <aoliva@redhat.com>
6150 * print-rtl.c (debug_call_placeholder_verbose): New variable.
6151 (print_rtx) [CALL_PLACEHOLDER]: Dump all call sequences if it is
6153 * integrate.c (copy_rtx_and_substitute): Don't share
6154 LEAF_REG_REMAPpable registers with the inlined function. Don't
6155 share the function value with calling sequences.
6157 2000-09-11 Jakub Jelinek <jakub@redhat.com>
6159 * c-decl.c (do_case): Fix a typo.
6161 * combine.c (simplify_if_then_else): Don't convert a == b ? b : a
6162 to a if the comparison is floating mode and not -ffast-math.
6163 * simplify-rtx.c (simplify_ternary_operation): Likewise.
6165 Mon Sep 11 20:07:48 2000 J"orn Rennecke <amylaar@redhat.co.uk>
6167 * sh.h (INITIALIZE_TRAMPOLINE): Remove stray call to
6168 gen_ic_invalidate_line.
6170 2000-09-11 Philip Blundell <pb@futuretv.com>
6172 * config/arm/elf.h (SUBTARGET_CPP_SPEC): Don't define `arm_elf'.
6174 Mon Sep 11 10:48:41 2000 Ulrich Drepper <drepper@redhat.com>
6176 * install.texi (LANGUAGES): Update to include new languages.
6179 2000-09-11 DJ Delorie <dj@redhat.com>
6181 * gcc.c (main): Don't warn about unused -B prefixes
6182 (unused_prefix_warnings): remove
6184 2000-09-11 Kazu Hirata <kazu@hxi.com>
6186 * final.c: Fix formatting.
6188 * integrate.c: Fix formatting.
6190 2000-09-11 Geoff Keating <geoffk@cygnus.com>
6192 * alias.c (memrefs_conflict_p): An ADDRESSOF does conflict, sorry.
6194 2000-09-11 Bernd Schmidt <bernds@redhat.co.uk>
6196 * reload.c (regno_clobbered_p): Fix thinko in previous change.
6198 2000-09-10 Stephane Carrez <Stephane.Carrez@worldnet.fr>
6200 * gcc.1: Document 68hc11 specific options.
6202 2000-09-10 Geoff Keating <geoffk@cygnus.com>
6204 * config/rs6000/sysv4.h (MASK_LONG_DOUBLE_128): Define.
6205 (TARGET_LONG_DOUBLE_128): Define.
6206 (SUBTARGET_SWITCHES): Add -mlong-double-64 and -mlong-double-128.
6207 (LONG_DOUBLE_TYPE_SIZE): Redefine.
6208 (MAX_LONG_DOUBLE_TYPE_SIZE): Define.
6209 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Define depending on definition
6210 of __LONG_DOUBLE_128__.
6211 (CPP_SYSV_SPEC): Define __LONG_DOUBLE_128__ if -mlong-double-128
6213 (CPP_LONGDOUBLE_DEFAULT_SPEC): Define.
6214 (CPP_SYSV_DEFAULT_SPEC): Define.
6215 (SUBTARGET_EXTRA_SPECS): Add cpp_longdouble_default.
6216 (INIT_TARGET_OPTABS): Define.
6218 * config/rs6000/aix.h (RS6000_ITRUNC): Moved from rs6000.h.
6219 (RS6000_UITRUNC): Likewise.
6220 (INIT_TARGET_OPTABS): New macro.
6221 * config/rs6000/rs6000.c (rs6000_trunc_used): Delete.
6222 (trunc_defined): Delete.
6223 (output_prolog): Don't output .extern definitions for fp->int
6224 conversion routines, ASM_OUTPUT_EXTERNAL_LIBCALL will do it.
6225 * config/rs6000/rs6000.h (rs6000_trunc_used): Delete.
6226 (trunc_defined): Delete.
6227 (RS6000_ITRUNC): Moved to aix.h.
6228 (RS6000_UITRUNC): Likewise.
6229 * config/rs6000/rs6000.md (fix_truncdfsi2): Fail if it would
6230 only emit a libcall.
6231 (fixuns_truncdfsi2): Delete.
6232 (trunc_call): Delete.
6233 (trunc_call_rtl): Delete.
6235 2000-09-10 Zack Weinberg <zack@wolery.cumb.org>
6237 * varasm.c (make_decl_rtl): Restore leading star on
6238 DECL_ASSEMBLER_NAME set for decls with an asmspec.
6240 2000-09-10 Zack Weinberg <zack@wolery.cumb.org>
6242 * c-pragma.c (handle_pragma_pack): Correct parsing logic so it
6243 won't give a spurious error for '#pragma pack()'. Simplify
6244 control flow for readability. 'reset' action is not necessary.
6246 2000-09-10 Zack Weinberg <zack@wolery.cumb.org>
6248 * defaults.h: Provide default definitions for: CHAR_TYPE_SIZE,
6249 SHORT_TYPE_SIZE, INT_TYPE_SIZE, LONG_TYPE_SIZE,
6250 LONG_LONG_TYPE_SIZE, WCHAR_TYPE_SIZE, FLOAT_TYPE_SIZE,
6251 DOUBLE_TYPE_SIZE, LONG_DOUBLE_TYPE_SIZE, and WCHAR_UNSIGNED.
6253 * cppexp.c, dwarfout.c, dwarf2out.c, emit-rtl.c, final.c, optabs.c,
6254 profile.c, sdbout.c, tradcif.y, tree.c:
6255 Include defaults.h if not already included.
6256 Don't define the above macros.
6258 * Makefile.in: Update dependencies.
6260 2000-09-10 Mark Mitchell <mark@codesourcery.com>
6262 * c-common.h (add_stmt): Change prototype.
6263 (RECHAIN_STMTS): New macro.
6264 (CASE_LABEL_DECL): Likewise.
6265 (genrtl_case_label): Change prototype.
6266 (c_expand_start_case): Remove prototype.
6267 (build_case_label): Change prototype.
6268 (decl_constant_value): Declare.
6269 * c-common.c (check_case_value): Handle C++'s extensions to C
6271 * c-commnon.def (CASE_LABEL): Add room for the CASE_LABEL_DECL
6273 * c-parse.in (stmt): Adjust handling of return statements and case
6275 * c-semantics.c (add_stmt): Return the new statement.
6276 (genrtl_return_stmt): Take the RETURN_STMT as input, not the
6277 returned expression. Directly generate RTL, rather than calling
6279 (genrtl_switch_stmt): Don't call c_expand_start_case.
6280 (build_case_label): Take the LABEL_DECL as input, too.
6281 (genrtl_case_label): Just call add_case_node.
6282 (expand_stmt): Adjust calls to genrtl_return_stmt and
6284 * c-tree.h (c_expand_start_case): Declare.
6285 * c-typeck.c (decl_constant_value): Give it external linkage.
6286 (c_expand_return): Don't call expand_return or expand_null_return;
6287 use genrtl_return_stmt instead.
6288 * stmt.c (struct nesting): Remove num_ranges field.
6289 (add_case_node): Give it external linkage.
6290 (expand_start_case): Don't set num_ranges.
6291 (expand_start_case_dummy): Don't clear it.
6292 (pushcase): Rely on add_case_node to handle `default' labels.
6293 (add_case_node): Handle `default' labels.
6294 * tree.c (tree_int_cst_compare): New function.
6295 * tree.h (tree_int_cst_compare): Declare.
6296 (add_case_node): Likewise.
6298 2000-09-10 Richard Henderson <rth@cygnus.com>
6300 * c-parse.in: Revert last change.
6301 (init_reswords): Do not enter disabled keywords into the ridpointers
6302 table, modulo objc weirdness.
6303 (_yylex): Return the canonical spelling for a keyword.
6305 2000-09-10 Philip Blundell <philb@gnu.org>
6307 * config/arm/arm.h (CPP_ISA_SPEC): Don't define `arm' or `thumb'.
6308 * config/arm/linux-elf.h (CPP_PREDEFINES): Don't define `__arm__'.
6310 Sun Sep 10 14:30:28 EDT 2000 John Wehle (john@feith.com)
6312 * alias.c (find_base_term): Handle ADDRESSOF.
6313 (memrefs_conflict_p): An ADDRESSOF doesn't conflict.
6315 2000-09-10 Denis Chertykov <denisc@overta.ru>
6317 * genoutput.c (output_insn_data): Translate <NEWLINE> to \n\ while
6318 outputting templates with many lines.
6320 2000-09-10 Stephane Carrez <Stephane.Carrez@worldnet.fr>
6322 * libgcc2.h: Use LONG_LONG_TYPE_SIZE instead of MIN_UNITS_PER_WORD
6323 to decide whether 64-bit support must be generated.
6325 2000-09-10 Richard Henderson <rth@cygnus.com>
6327 * c-parse.in (asm patterns): Fix volatile check.
6329 2000-09-09 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6331 * cppmacro.c (check_trad_stringification): New function.
6332 (save_expansion): If -Wtraditional, warn about stringification of
6335 2000-09-11 Michael Hayes <mhayes@cygnus.com>
6337 * loop.h (struct loop_mem_info): Move from loop.c
6338 (struct loop_info): Add fields store_mems, mems, mems_idx,
6339 mems_allocated, unknown_address_altered,
6340 unknown_constant_address_altered, num_mem_sets, and
6341 first_loop_store_insn.
6343 * loop.c (loop_store_mems): Replace with field in loop_info struct.
6344 (loop_mems, loop_mems_idx, loop_mems_allocated): Likewise.
6345 (unknown_address_altered, unknown_constant_address_altered): Likewise.
6346 (num_mem_sets): Likewise.
6347 (replace_loop_mems, replace_loop_regs): New.
6348 (struct loop_replace_args): New.
6349 (load_mems): Use replace_loop_mems.
6350 (try_copy_prop): Use replace_loop_regs.
6351 (replace_loop_reg, replace_loop_mem): Use loop_replace_args structure.
6353 2000-09-09 Stephane Carrez <Stephane.Carrez@worldnet.fr>
6355 * configure.in: Recognize m6811-elf and m6812-elf.
6356 * configure: Regenerate.
6358 2000-09-09 Geoff Keating <geoffk@cygnus.com>
6360 * recog.c (validate_replace_rtx_1): Correct MODE parameter in call
6363 2000-09-10 Michael Hayes <mhayes@cygnus.com>
6365 * loop.c (struct movables): New.
6366 (num_movables): Move into struct movables.
6367 (the_movables): Change type to struct movables.
6368 (ignore_some_movables): Change struct movable arg to struct movables.
6369 (force_movables, combine_movables, regs_match_p): Likewise.
6370 (rtx_equal_for_loop_p, move_movables): Likewise.
6371 (scan_loop): Change movables to be of type struct movables.
6372 Replace last_movable with field in movables structure.
6374 2000-09-08 Zack Weinberg <zack@wolery.cumb.org>
6376 * c-pragma.c: Don't elide entire file if !HANDLE_GENERIC_PRAGMAS.
6377 (init_pragma): Avoid warning if pfile happens to be unused.
6378 * c-pragma.h: Never define HANDLE_GENERIC_PRAGMAS. Never
6379 define init_pragma to nothing. Always prototype
6380 init_pragma. Prototype dispatch_pragma if !USE_CPPLIB.
6382 * c-lex.c (process_directive): Always call dispatch_pragma.
6383 Initialize entering_c_header to 0.
6385 2000-09-08 Stephane Carrez <Stephane.Carrez@worldnet.fr>
6387 * config/m68hc11/m68hc11.md: New file, machine description for
6389 * config/m68hc11/m68hc11.h: New file, definitions for 68HC11 & 68HC12.
6390 * config/m68hc11/m68hc11.c: New file, functions for 68HC11 & 68HC12.
6391 * config/m68hc11/m68hc12.h: New file, definitions for 68HC12.
6392 * config/m68hc11/m68hc11-protos.h: New file.
6393 * config/m68hc11/m68hc11-crt0.S: New file, startup code.
6394 * config/m68hc11/t-m68hc11-gas: New file, makefile fragment.
6395 * config/m68hc11/xm-m68hc11.h: New file, target defs.
6396 * config/m68hc11/larith.asm: New file, libgcc routines.
6398 2000-09-08 Stephane Carrez <Stephane.Carrez@worldnet.fr>
6400 * Makefile.in (DPBIT_FUNCS): Add _usi_to_df.
6401 (FPBIT_FUNCS): Add _usi_to_sf.
6402 * config/fp-bit.c (usi_to_float): New function.
6403 * config/fp-bit.h (L_usi_to_sf, L_usi_to_df): Define.
6404 (usi_to_float): Add appropriate #define.
6406 2000-09-08 Bernd Schmidt <bernds@redhat.co.uk>
6408 * i386-protos.h (sse_comparison_operator, mmx_reg_operand): Declare
6410 * i386.c (sse_comparison_operator, mmx_reg_operand): New functions.
6411 * i386.md (attr "type"): Add sse and mmx types.
6412 (attr "memory"): Handle them without a crash.
6413 (movsi_1, movdi_2): Allow MMX regs.
6414 (movdi splits): Don't split moves involving MMX regs.
6415 (setcc_4): Remove '*' from pattern name so we get a gen_setcc4.
6416 (movv4sf_internal, movv4si_internal, movv8qi_internal,
6417 movv4hi_internal, movv2si_internal, movv8qi, movv4hi, movv2si,
6418 movv4sf, movv4si, pushv4sf, pushv4si, pushv8qi, pushv4hi, pushv2si,
6419 sse_movaps, sse_movups, sse_movmskps, mmx_pmovmskb, mmx_maskmovq,
6420 sse_movntv4sf, sse_movntdi, sse_movhlps, sse_movlhps, sse_movhps,
6421 sse_movlps, sse_loadss, sse_movss, sse_storess, sse_shufps,
6422 addv4sf3, vmaddv4sf3, subv4sf3, vmsubv4sf3, mulv4sf3, vmmulv4sf3,
6423 divv4sf3, vmdivv4sf3, rcpv4sf2, vmrcpv4sf2, rsqrtv4sf2, vmrsqrtv4sf2,
6424 sqrtv4sf2, vmsqrtv4sf2, sse_andti3, sse_nandti3, sse_iorti3,
6425 sse_xorti3, maskcmpv4sf3, maskncmpv4sf3, vmmaskcmpv4sf3,
6426 vmmaskncmpv4sf3, sse_comi, sse_ucomi, sse_unpckhps, sse_unpcklps,
6427 smaxv4sf3, vmsmaxv4sf3, sminv4sf3, vmsminv4sf3, cvtpi2ps, cvtps2pi,
6428 cvttps2pi, cvtsi2ss, cvtss2si, cvttss2si, addv8qi3, addv4hi3,
6429 addv2si3, ssaddv8qi3, ssaddv4hi3, usaddv8qi3, usaddv4hi3, subv8qi3,
6430 subv4hi3, subv2si3, sssubv8qi3, sssubv4hi3, ussubv8qi3, ussubv4hi3,
6431 mulv4hi3, smulv4hi3_highpart, umulv4hi3_highpart, mmx_pmaddwd,
6432 mmx_iordi3, mmx_xordi3, mmx_anddi3, mmx_nanddi3, mmx_uavgv8qi3,
6433 mmx_uavgv4hi3, mmx_psadbw, mmx_pinsrw, mmx_pextrw, mmx_pshufw,
6434 eqv8qi3, eqv4hi3, eqv2si3, gtv8qi3, gtv4hi3, gtv2si3, umaxv8qi3,
6435 smaxv4hi3, uminv8qi3, sminv4hi3, ashrv4hi3, ashrv2si3, lshrv4hi3,
6436 lshrv2si3, mmx_lshrdi3, ashlv4hi3, ashlv2si3, mmx_ashldi3,
6437 mmx_packsswb, mmx_packssdw, mmx_packuswb, mmx_punpckhbw,
6438 mmx_punpckhwd, mmx_punpckhdq, mmx_punpcklbw, mmx_punpcklwd,
6439 mmx_punpckldq, emms, sfence, ldmxcsr, prefetch, stmxcsr, sse_clrti,
6440 mmx_clrdi): New patterns.
6442 2000-09-08 Richard Earnshaw <rearnsha@arm.com>
6444 * arm.c: Don't include tm.h directly.
6446 Fri Sep 8 14:34:56 MET DST 2000 Jan Hubicka <jh@suse.cz>
6448 * recog.c (validate_replace_rtx_1): Fix confusion about equality
6449 testing; simplify subregs of constants and nested subregs.
6451 2000-09-08 Alexandre Oliva <aoliva@redhat.com>
6453 * config/sh/sh.md (symPLT_label2reg): Use operand3 for PIC reg.
6455 2000-09-08 Bernd Schmidt <bernds@redhat.co.uk>
6457 * combine.c (combine_simplify_rtx): Try to simplify VEC_SELECT of a
6459 * rtl.texi (description of USE): Add note about possible pitfalls
6461 From Richard Henderson:
6462 * reload1.c (choose_reload_regs): Compute need_mode properly.
6464 2000-09-07 Richard Henderson <rth@cygnus.com>
6466 * config/ia64/lib1funcs.asm (__divsi3): Use .s1 for frcpa.
6467 (__modsi3, __umodsi3): Likewise.
6468 (__udivsi3): Likewise. Normalize the TFmode values.
6470 2000-09-07 Geoff Keating <geoffk@cygnus.com>
6472 * config/rs6000/sol-c0.c (_start): Declare `termfunc' parameter
6474 * config/rs6000/rs6000.h (RS6000_ARG_SIZE): Use cast to suppress
6477 Fri Sep 8 03:26:38 2000 J"orn Rennecke <amylaar@redhat.co.uk>
6479 * sh.md (cmpeqsi_ior_t, cmpeqsi_and_t): Remove.
6480 (cmpeqdi_t): Add output pattern.
6481 (cmpeqdi_t+1): Don't split when not optimizing.
6482 Restore proper splitting operation.
6484 2000-09-07 Richard Henderson <rth@cygnus.com>
6486 * c-lex.c (process_directive): If not HANDLE_GENERIC_PRAGMAS,
6487 do not call dispatch_pragma.
6489 2000-09-07 Jim Wilson <wilson@cygnus.com>
6491 * reload.c (push_reload): Use CLASS_CANNOT_CHANGE_MODE_P in addition
6492 to CLASS_CANNOT_CHANGE_MODE.
6493 * config/ia64/ia64.h (CLASS_CANNOT_CHANGE_MODE_P): True only if the
6494 mode classes are different.
6496 2000-09-07 Zack Weinberg <zack@wolery.cumb.org>
6498 * cpplib.h (struct cpp_options): Add user_label_prefix member,
6499 left out of commit which removed cppulp.c.
6501 2000-09-07 Richard Henderson <rth@cygnus.com>
6503 * bb-reorder.c (fixup_reorder_chain): Add jump in new block
6504 after switch for CASE_DROPS_THROUGH.
6506 2000-09-07 Richard Henderson <rth@cygnus.com>
6508 * loop.c (strength_reduce): Call check_ext_dependant_givs.
6509 Properly extend the biv initial value for the giv.
6510 (record_biv): Zero ext_dependant.
6511 (record_giv): New argument ext_val. Update all callers.
6512 (general_induction_var): Likewise.
6513 (consec_sets_giv): Likewise.
6514 (simplify_giv_expr): Likewise. Fill in ext_val if we find
6515 a sign-extend, zero-extend, or truncate.
6516 (combine_givs_p): Make sure modes are compatible.
6517 (check_ext_dependant_givs): New.
6518 (extend_value_for_giv): New.
6519 * loop.h (struct induction): Add ext_dependant.
6520 * unroll.c (iteration_info): Extend the biv initial value for the giv.
6521 (find_splittable_givs): Likewise.
6522 (final_giv_value): Likewise.
6524 2000-09-07 Zack Weinberg <zack@wolery.cumb.org>
6526 * c-pragma.h: Define HANDLE_GENERIC_PRAGMAS if
6527 REGISTER_TARGET_PRAGMAS is defined. Duplicate some
6528 definitions from cpplib.h.
6529 * cpplib.h: Don't typedef struct cpp_reader if c-pragma.h has
6531 * tm.texi: Document HANDLE_PRAGMA as no longer supported. Add
6532 documentation for REGISTER_TARGET_PRAGMAS.
6534 * c-lex.c: Include cpplib.h before c-pragma.h. Define a
6535 default-pragma callback to implement -Wunknown-pragmas if
6537 * c-parse.in: Move all includes to top of file.
6538 * c-pragma.c: Include cpplib.h before c-pragma.h. Include
6540 (dispatch_pragma): Put the namespace in the -Wunknown-pragmas
6542 (init_pragma): If REGISTER_TARGET_PRAGMAS is defined, call it.
6544 * arm.h, arm-protos.h, arm.c,
6545 c4x.h, c4x-protos.h, c4x.c,
6546 h8300.h, h8300-protos.h, h8300.c,
6547 i370.h, i370-protos.h, i370.c,
6548 i960.h, i960-protos.h, i960.c,
6549 sh.h, sh-protos.h, sh.c,
6550 v850.h, v850-protos.h, v850.c: Convert HANDLE_PRAGMA-based
6551 pragmata scheme to use REGISTER_TARGET_PRAGMAS instead.
6553 * d30v.h: Don't mention HANDLE_PRAGMA in comment. Add
6554 multiple include guard.
6555 * i370.md (untyped_call): Use GEN_CALL.
6556 (umodsi3): Remove unused variable.
6557 * sh/elf.h: Don't undef HANDLE_SYSV_PRAGMA.
6558 * v850.c (output_move_single, output_move_double): Constify
6560 (print_operand): Constify a char *.
6561 * v850.h (struct small_memory_info): Constify name member.
6563 2000-09-07 Kazu Hirata <kazu@hxi.com>
6565 * config/h8300.h: Fix comment typos.
6566 * config/h8300/h8300.md: Likewise.
6567 * config/h8300/lib1funcs.asm: Likewise.
6569 Thu 07-Sep-2000 21:29:00 BST Neil Booth <NeilB@earthling.net>
6571 * Makefile.in: Remove references to cppulp.{c,o}.
6572 * cppinit.c (initialize_builtins, cpp_start_read,
6573 cpp_handle_option): Update to use cpp_options structure.
6576 2000-09-07 Joseph S. Myers <jsm28@cam.ac.uk>
6578 * c-common.c (time_char_table): Allow %#b and %#h.
6580 2000-09-07 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
6582 * reorg.c (find_end_label): If the basic block reorder pass moves the
6583 return insn to some other place try to locate it again and put our
6584 end_of_function_label there.
6585 * reorg.c (relax_delay_slots): Check if find_end_label created a
6586 new label that invalidates the current optimazation.
6588 2000-09-07 Catherine Moore <clm@redhat.com>
6590 * unroll.c (unroll_loop): Check for unconditional jumps
6591 to loop continuation. Delete if n_iterations is 1.
6592 (ujump_to_loop_cont): New routine.
6594 2000-09-07 Bernd Schmidt <bernds@redhat.co.uk>
6596 * rtl.c (class_narrowest_mode): Add entries for MODE_VECTOR_INT and
6598 * reload.c (regno_clobbered_p): Accept new arg, MODE, and use it
6599 to handle multiword modes correctly. All callers and the declaration
6602 2000-09-06 Mark Mitchell <mark@codesourcery.com>
6604 * c-common.h (prep_stmt): Declare.
6605 (lang_expand_stmt): Likewise.
6606 * c-decl.c (lang_expand_stmt): Remove.
6607 * c-semantics.c (lang_expand_stmt): Define.
6608 (prep_stmt): New function.
6609 (expand_stmt): Handle common statement types here.
6611 2000-09-07 Niibe Yutaka <gniibe@m17n.org>, Kaz Kojima <kkojima@rr.iij4u.or.jp>, Alexandre Oliva <aoliva@redhat.com>
6613 * configure.in (sh-*-linux*): Added.
6614 * configure: Rebuilt.
6615 * config/sh/t-linux: New file.
6616 * config/sh/sh.h (USERMODE_BIT): Define.
6617 (TARGET_USERMODE): Likewise.
6618 (TARGET_SWITCHES): New switches for the bits above.
6619 (INITIALIZE_TRAMPOLINE): Call __ic_invalidate in USERMODE.
6620 * config/sh/linux.h: New file.
6621 * config/sh/lib1funcs.asm (GLOBAL): Don't prefix symbols with
6622 underscore on linux.
6623 (L_sdivsi3, L_udivsi3): Define for linux.
6624 (L_ic_invalidate): Define.
6625 * invoke.texi (SH Options): Document -musermode.
6627 2000-09-07 Alexandre Oliva <aoliva@redhat.com>
6629 * config/sh/sh.h (OVERRIDE_OPTIONS): Don't disable function
6630 CSE unless generating PIC.
6632 * config/sh/sh.md (symPLT_label2reg): Force the initialization of
6635 2000-09-06 H.J. Lu (hjl@gnu.org)
6637 * Makefile.in (clean_s1): Depend on stage_b.
6638 (clean_s2): Depend on stage_d. Don't remove $(VOL_FILES) in
6639 stage2. They are used for "make compare".
6641 2000-09-06 Mark Mitchell <mark@codesourcery.com>
6643 Move statement-tree facilities from C++ to C front-end.
6644 * c-common.h (c_tree_index): Add CTI_VOID_ZERO.
6645 (void_zero_node): New macro.
6646 (struct stmt_tree_s): New type.
6647 (stmt_tree): New typedef.
6648 (struct language_function): New type.
6649 (last_tree): New macro.
6650 (last_expr_type): Likewise.
6651 (walk_tree_fn): New typedef.
6652 (current_stmt_tree): New function.
6653 (begin_stmt_tree): Likewise.
6654 (add_stmt): Likewise.
6655 (finish_stmt_tree): Likewise.
6656 (statement_code_p): Likewise.
6657 (lang_statement_code_p): New variable.
6658 (walk_stmt_tree): New function.
6659 (STMT_IS_FULL_EXPR_P): New macro.
6660 * c-common.c (lang_statement_code_p): New variable.
6661 (c_common_nodes_and_builtins): Initialize void_zero_node.
6662 (statement_code_p): New function.
6663 (walk_stmt_tree): Likewise.
6664 * c-decl.c (language_function): Rename to ...
6665 (c_language_function): ... this. Include language_function.
6666 (push_c_function_context): Adjust accordingly.
6667 (pop_c_function_context): Likewise.
6668 (mark_c_function_context): Likewise.
6669 (current_stmt_tree): Define.
6670 * c-semantics.c (begin_stmt_tree): New function.
6671 (add_stmt): Likewise.
6672 (prune_unused_decls): Likewise.
6673 (finish_stmt_tree): Likewise.
6675 2000-09-06 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
6677 * flow.c (insn_dead_p): Detect dead memory stores with auto increments.
6679 2000-09-06 Kazu Hirata <kazu@hxi.com>
6681 * calls.c: Fix formatting.
6683 2000-09-06 Graham Stott <grahams@cygnus.co.uk>
6685 * config/i386/i386.h (ADDRESS_COST): Fix typo.
6687 2000-09-06 Zack Weinberg <zack@wolery.cumb.org>
6689 Integrated preprocessor.
6691 * Makefile.in: Remove all references to c-parse.gperf,
6692 c-gperf.h, and c-parse.h. Remove -d from yacc command line
6693 generating c-parse.c. Update dependencies.
6694 * c-parse.gperf, c-gperf.h: Delete.
6696 * c-common.c: Don't define parse_options, cpp_token, yy_cur,
6697 yy_lim, or yy_get_token. Don't define get_directive_line if
6699 * c-common.h: Add multiple include guard. Define RID values
6700 for every keyword in C, C++, and Objective C. Put all the
6702 (struct c_fileinfo, get_fileinfo, dump_time_statistics): New.
6703 * c-decl.c (c_decode_option): Handle -lang-objc here.
6704 (print_lang_identifier): Handle C_IS_RESERVED_WORD case.
6705 (grokdeclarator): Adjust for new RID scheme.
6706 (extract_interface_info): New stub.
6707 * c-lang.c: Don't declare yy_cur or parse_options.
6708 (lang_init_options): Call cpp_init. Don't call
6710 (lang_init): Don't call check_newline if USE_CPPLIB.
6712 * c-lex.c: Don't include c-parse.h. Do include timevar.h.
6713 Elide lots of unnecessary code if USE_CPPLIB. Delete code
6714 rendered unnecessary by new architecture. Move routines not
6715 shared with C++ to c-parse.in. Maintain a local idea of the
6716 line number. Handle C++ as well as C.
6717 [USE_CPPLIB]: Declare and register callbacks for #ident and
6718 for entering/leaving files.
6719 (init_c_lex, c_lex): Are now the entry points to this file.
6720 (check_newline): Break out directive handling to
6722 (read_ucs, is_extended_char, utf8_extend_token): Moved here
6724 (readescape, parse_float): Overhaul.
6725 (lex_number, lex_string, lex_charconst): Break out of c_lex
6727 (get_fileinfo, update_header_times, dump_one_header,
6728 dump_time_statistics): New and/or moved here from C++.
6729 Support per-file data needed by C++ and per-header timing
6730 statistics (C++ only, at the moment).
6731 * c-lex.h: Update prototypes. Add multiple include guard.
6732 * c-tree.h (struct lang_identifier): Add rid_code field.
6733 (C_IS_RESERVED_WORD, C_RID_CODE): New.
6735 * c-parse.in: Include c-pragma.h. Remove unnecesary calls to
6736 reinit_parse_for_function and/or position_after_white_space.
6737 (save_filename, save_lineno): Look ahead before saving.
6738 (label -> identifier ':'): Save file and line before shifting ':'.
6739 (reservedwords): No need to call get_identifier.
6740 (init_parse, finish_parse, yyerror, yylex, yyprint,
6741 make_pointer_declarator): Are now here for C/ObjC.
6742 (rid_to_yy): Conversion table from RID constants to Yacc codes.
6744 * c-pragma.c: Rewrite parsing logic to fit with cpplib's
6745 #pragma registry. Provide dummy implementation of that
6746 interface if !USE_CPPLIB.
6747 * c-pragma.h: Update to match.
6749 * flags.h: Add multiple include guard.
6750 (flag_detailed_statistics): Moved here from C++.
6751 * toplev.c: Define flag_detailed_statistics.
6753 * gcc.c (C specs): Use %(trad_capable_cpp) for -E|-M|-MM case
6755 * timevar.def (TV_CPP, TV_LEX): New.
6756 * timevar.h: Add multiple include guard.
6758 * objc/lang-specs.h: Use %(trad_capable_cpp) for -E|-M|-MM case
6760 * objc/objc-act.c: Don't mention yy_cur or parse_options.
6761 Initialize cpplib properly. Force lineno to 0 after first
6762 call to check_newline. Don't handle -lang-objc here.
6763 Move forget_protocol_qualifiers and remember_protocol_qualifiers here.
6765 2000-09-06 David Edelsohn <edelsohn@gnu.org>
6767 * rs6000.md: Correct function unit definitions for cr_logical and
6769 (sCOND): Additionally fail for sgt, slt, sge, sle if !TARGET_POWER
6770 and use portable method for >=0 and floating point >=. Remove
6771 associated matchers.
6773 2000-09-06 Mark Mitchell <mark@codesourcery.com>
6775 * extend.texi: Mark named return value extension as deprecated.
6777 2000-09-06 Geoff Keating <geoffk@cygnus.com>
6779 * config/rs6000/rs6000.c (rs6000_reverse_condition): Return
6782 2000-09-06 Gabriel Dos Reis <gdr@codesourcery.com>
6784 * toplev.c (display_help): Fix thinko in documentation.
6786 * diagnostic.h (output_buffer::indent_skip): New fields.
6787 (output_indentation): New macro.
6789 * diagnostic.c (output_indent): New function.
6790 (output_set_prefix, clear_diagnostic_info): Use.
6791 (output_emit_prefix): Predict future indentation.
6793 2000-09-06 DJ Delorie <dj@redhat.com>
6795 * Makefile.in (stage_*): add more dependencies to ensure parallel
6796 builds build correctly
6798 2000-09-06 Manfred Hollstein <manfredh@redhat.com>
6800 * Makefile.in (bootstrap-lean): Depend on bootstrap-lean_g,
6801 not bootstrap-lean_f.
6803 2000-09-06 Andreas Schwab <schwab@suse.de>
6805 * mklibgcc.in: Emit rule for libgcc-stage-start.
6806 * Makefile.in (stage1-start, stage2-start, stage3-start,
6807 stage4-start): Don't handle libgcc here, use libgcc.mk instead.
6809 2000-09-06 Bernd Schmidt <bernds@redhat.co.uk>
6811 * local-alloc.c (local_alloc): Ignore CLASS_LIKELY_SPILLED.
6812 (update_equiv_regs): Likewise, except for the mn10200 kludge.
6813 (combine_regs): Likewise.
6815 * Makefile.in (cse.o): Depend on $(BASIC_BLOCK_H).
6816 * cse.c: Include "basic-block.h".
6817 (struct table_elt): New field REGCOST.
6818 (CHEAP_REG): Delete macro.
6819 (COST): Return 0 for REGs.
6820 (approx_reg_cost_1, approx_reg_cost, preferrable): New functions.
6821 (notreg_cost): Return 0 for appropriate SUBREGs.
6822 (COSTS_N_INSNS): Return N * 2.
6823 (rtx_cost): Return 0 for REGs, and use cost of nested rtx for cheap
6825 (CHEAPER): Use new function preferrable.
6826 (insert): Initialize REGCOST member.
6827 (find_best_addr): Use approx_reg_cost for estimation of register
6829 (cse_insn): Likewise.
6830 * loop.c (iv_add_mult_cost): New function.
6831 (add_cost, shift_cost, mult_cost): Delete variables.
6832 (init_loop): Don't initialize add_cost; reduce copy_cost by half.
6833 (strength_reduce): Use iv_add_mult_cost instead of fixed add_cost.
6834 Make code that detects autoinc opportunities slightly less optimistic.
6835 (simplify_giv_expr): If expression contains other reg that is also a
6836 giv, only increment benefit if this is the only use of that reg.
6837 (consec_sets_giv): Take that change into account.
6838 (combine_givs): Slightly more verbose output.
6840 * i386.h (RTX_COSTS): For MULT, return true cost of multiplication,
6841 not the cost of an equivalent shift.
6842 * sh-protos.h (addsubcosts): Declare.
6843 * sh.c (addsubcosts): New function.
6844 * sh.h (CONST_COSTS): If CONST_OK_FOR_I, then return 0.
6845 (RTX_COSTS): Tweak. Use addsubcosts.
6846 (ADDRESS_COST): Return higher cost for reg+reg addressing.
6848 2000-09-06 Geoff Keating <geoffk@cygnus.com>
6850 * config/rs6000/rs6000.c (validate_condition_mode): New function.
6851 (branch_comparison_operator): Call validate_condition_mode to
6852 abort rather than returning 0.
6853 (branch_positive_comparison_operator): New function.
6854 (scc_comparison_operator): Call validate_condition_mode to abort
6855 rather than returning 0.
6856 (ccr_bit): Call validate_condition_mode. Update for
6858 (print_operand): Delete %C modifier. Update %E case
6859 to use EQ bit not SO bit.
6860 (rs6000_reverse_condition): New function.
6861 (rs6000_generate_compare): New function.
6862 (rs6000_emit_sCOND): New function.
6863 (rs6000_emit_cbranch): New function.
6864 (output_cbranch): The length of a long branch insn is
6865 now only 8 bytes. Add validate_condition_mode. Use
6866 rs6000_reverse_condition. Remove cror generation.
6868 * config/rs6000/rs6000.h: Update comments.
6869 (PREDICATE_CODES): Add new predicate. Update codes used
6870 by branch_comparison_operator and scc_comparison_operator.
6871 * config/rs6000/rs6000-protos.h: Add prototypes for
6872 new external functions.
6873 * config/rs6000/rs6000.md: Add new scheduling parameters
6874 for cr_logical instructions. Change length of branch
6876 (bCOND patterns): Call rs6000_emit_cbranch.
6877 (sCOND patterns): Call rs6000_emit_sCOND.
6878 (branch patterns): Change lengths to 4.
6879 (cr logical patterns): New.
6881 2000-09-06 Richard Henderson <rth@cygnus.com>
6883 * config/i386/i386.md (call_pop): Fix test for setting
6884 current_function_uses_pic_offset_table.
6885 (call, call_value_pop, call_value): Likewise.
6887 2000-09-06 Zack Weinberg <zack@wolery.cumb.org>
6889 * timevar.c (timevar_add): Delete.
6890 (timevar_get): Also count time since the selected timer was
6891 last updated. Do not examine the timevar stack if the
6892 selected timer is standalone.
6894 2000-09-05 J. David Anglin <dave@hiauly1.hia.nrc.ca>
6896 * gthr-dce.h (__gthread_objc_mutex_deallocate): Free mutex->backend.
6898 2000-09-05 Jason Merrill <jason@redhat.com>
6900 * c-decl.c (finish_incomplete_decl): Don't call complete_array_type
6901 for 'extern' arrays.
6903 2000-09-05 Richard Henderson <rth@cygnus.com>
6905 * config/ia64/lib1func.asm (__divtf3): Rebundle for Itanium.
6906 Eliminate final copy from non-trapping case.
6907 (__divdf3, __divsf3): Likewise.
6909 2000-09-05 Richard Henderson <rth@cygnus.com>
6911 * config/ia64/ia64.md (mulhi3): Fix typo last change.
6912 * config/ia64/lib1func.asm (__divdi3, __udivdi3, __umodsi3): Likewise.
6914 2000-09-03 Donn Terry <donn@interix.com>, Laurynas Biveinis <lauras@softhome.net>
6916 * Makefile.in: Restructure bootstrap stages to allow clean
6917 restart after failure.
6919 2000-09-05 Richard Henderson <rth@cygnus.com>
6921 * config/ia64.md (movsi and movdi patterns): Allow moves from
6922 8-bit constants to AR registers.
6924 2000-09-05 Richard Henderson <rth@cygnus.com>
6926 * config/ia64/ia64.md (mulhi3): New.
6928 2000-09-05 Richard Henderson <rth@cygnus.com>
6930 * config/ia64/ia64.h (INIT_TARGET_OPTABS): Remove.
6931 * config/ia64/lib1funcs.asm (__divdi3): Update from Intel IA-64
6932 Optimization Guide, minimum latency alternative.
6933 (__moddi3, __udivdi3, __umoddi3): Likewise.
6934 (__divsi3, __modsi3, __udivsi3, __umodsi3): Likewise.
6936 2000-09-05 Bruce Korb <bkorb@gnu.org>
6938 * fixinc/fixincl.c (load_file): always read header files
6939 with sizes that are a multiple of the page size.
6940 & use libiberty's getpagesize for determining that.
6942 2000-09-05 Alexandre Oliva <aoliva@redhat.com>
6944 * gcse.c (hash_string_1): Add prototype.
6945 * cse.c (canon_hash_string): Likewise.
6947 2000-09-04 Craig Newell <CraigN@ieee.org>
6949 * gcc.c: Undefine "__WCHAR_TYPE__" before redefining it.
6951 2000-09-04 Andreas Schwab <schwab@suse.de>
6953 * Makefile.in (STAGESTUFF): Remove libgcc.
6954 (stage1-start, stage2-start, stage3-start): Copy the contents of
6955 the libgcc directory explicitly.
6956 (mostlyclean): Clean libgcc.
6958 2000-09-04 Andrew Haley <aph@redhat.com>
6960 * dwarf2out.c: (stack_adjust_offset): New prototype.
6962 Wed Jan 1 00:23:59 MET 1997 Jan Hubicka <jh@suse.cz>
6964 * combine.c (make_extraction): Fix rtx_cost comparison to
6967 Wed Jan 1 00:17:32 MET 1997 Jan Hubicka <jh@suse.cz>
6969 * i386.md (pushsi2, pushhi2, pophi2, swapsf, swapdf,
6970 umulsi3_highpart, smulsi3_highpart, testqi_ccno_1, xorqi_ext_1):
6971 Add '*' to insn pattern name.
6973 2000-09-04 Jakub Jelinek <jakub@redhat.com>
6975 * cpplex.c (ON_REST_ARG): Check VAR_ARGS flag of current context,
6976 use posn - 1 to index into tokens array.
6977 (maybe_paste_with_next): Adjust caller.
6979 2000-09-03 Geoff Keating <geoffk@cygnus.com>
6981 * invoke.texi: Document the -mvxworks option for rs6000 ELF.
6983 * config/rs6000/rs6000.h: Update various comments about XER_REGNO.
6984 (REGNO_REG_CLASS): Use symbolic register
6987 2000-09-03 Richard Earnshaw <rearnsha@arm.com>
6989 * arm.c (final_prescan_insn): If the form of a jump insn isn't
6990 recognized, don't try to conditionally execute it.
6992 Sun Sep 3 13:10:56 2000 Denis Chertykov <denisc@overta.ru>
6994 * config/avr/avr.md ("*tablejump_lib"): New pattern.
6995 (call_value_insn): Right length claculation.
6996 (call_insn): Likewise.
6998 2000-09-02 Marek Michalkiewicz <marekm@linux.org.pl>
7000 * config/avr/avr-protos.h, config/avr/avr.c (unique_section,
7001 gas_output_limited_string, gas_output_ascii, output_movqi,
7002 output_movhi, out_movqi_r_mr, out_movqi_mr_r, out_movhi_r_mr,
7003 out_movhi_mr_r, out_movsi_r_mr, out_movsi_mr_r, output_movsisf,
7004 out_tstsi, out_tsthi, ret_cond_branch, ashlqi3_out, ashlhi3_out,
7005 ashlsi3_out, ashrqi3_out, ashrhi3_out, ashrsi3_out, lshrqi3_out,
7006 lshrhi3_out, lshrsi3_out, output_reload_inhi, output_reload_insisf,
7007 out_shift_with_cnt, ptrreg_to_str, cond_string, encode_section_info):
7008 Add "const" as needed to remove warnings.
7010 * config/avr/avr.c (avr_override_options, avr_init_once,
7011 function_prologue, function_epilogue, frame_pointer_required_p,
7012 class_likely_spilled_p, order_regs_for_local_alloc,
7013 avr_address_cost, avr_ret_register): Use K&R style arguments.
7014 (initial_elimination_offset, gas_output_limited_string):
7015 Remove ATTRIBUTE_UNUSED from the used arguments.
7016 (output_mov*, out_mov*_r_mr, out_mov*_mr_r, output_reload_insisf):
7017 Use local variables src, dest, base to access operands[].
7018 Rename reg_dest to reg_src if that's what it is.
7019 (output_movhi, output_movsisf): Optimize loading 8-bit immediate
7020 constants to LD_REGS if reg_was_0.
7021 (output_reload_insisf): Change arg 3 to insn length and set it.
7022 (out_movhi_r_mr, out_movhi_mr_r): Use in/out for more efficient
7023 access to 16-bit I/O register pairs.
7024 (avr_address_cost): Lower cost for the above case.
7025 (out_tsthi): Use "or" (faster) instead of "sbiw" if the operand
7026 may be clobbered, also for LD_REGS.
7027 (adjust_insn_length): Correct insn length for iorhi3 and iorsi3
7030 * config/avr/avr.h (PTRDIFF_TYPE): Make signed.
7032 * config/avr/avr.md: Change all uses of the TEST_HARD_REG_CLASS
7033 macro to test_hard_reg_class function.
7034 (*movsi, *movsf): Change "cc" attribute from "clobber" to "none"
7035 for loading immediate constants to LD_REGS.
7036 (andsi3, cmphi, cmpsi): Add return statements to avoid warnings.
7039 Sat Sep 2 13:58:23 2000 Marek Michalkiewicz <marekm@linux.org.pl>
7041 * config/avr/avr.md ("*negsi2"): substitute %@ to __zero_reg__
7042 * config/avr/libgcc.S: Lost part of the previous patch.
7044 2000-08-31 J. David Anglin <dave@hiauly1.hia.nrc.ca>
7046 * gthr-dce.h (__gthread_objc_mutex_allocate): Create a pthread_mutex_t
7047 object before calling pthread_mutex_init.
7049 2000-09-02 Alexandre Oliva <aoliva@redhat.com>
7051 * config/sh/t-elf, config/sh/crt1.asm, config/sh/crti.asm,
7052 config/sh/crtn.asm: New files.
7053 * config/sh/t-sh (EXTRA_MULTILIB_PARTS): Set.
7054 (crt1.o, crti.o, crtn.o): New targets.
7055 * configure.in [sh-*-elf*, sh-*-rtemself*] (tmake_file): Added
7057 * configure: Rebuilt.
7058 * config/sh/sh.h (INIT_SECTION_ASM_OP, FINI_SECTION_ASM_OP,
7059 STARTFILE_SPEC, ENDFILE_SPEC, CRT_CALL_STATIC_FUNCTION): Define.
7060 * config/sh/elf.h (INIT_SECTION_ASM_OP, FINI_SECTION_ASM_OP):
7061 Undefine for config/elfos.h to redefine.
7062 (STARTFILE_SPEC, ENDFILE_SPEC): Redefine after config/elfos.h.
7064 2000-09-02 Alexandre Oliva <aoliva@redhat.com>, Niibe Yutaka <gniibe@m17n.org>, Kaz Kojima <kkojima@rr.iij4u.or.jp>
7066 * config/sh/sh-protos.h (nonpic_symbol_mentioned_p,
7067 legitimize_pic_address, output_pic_addr_const): Declare.
7068 * config/sh/sh.h (CONDITIONAL_REGISTER_USAGE): Fix PIC register.
7069 (PREFERGOT_BIT, TARGET_PREFERGOT): Likewise.
7070 (TARGET_SWITCHES): New switch -mprefergot.
7071 (OVERRIDE_OPTIONS): Set flag_no_function_cse unless -mprefergot.
7072 (PIC_OFFSET_TABLE_REGNUM): Define.
7073 (GOT_SYMBOL_TABLE): Likewise.
7074 (LEGITIMIZE_ADDRESS): Use legitimize_pic_address.
7075 (ENCODE_SECTION_INFO): Define.
7076 (FINALIZE_PIC): New macros.
7077 (LEGITIMATE_PIC_OPERAND_P, SYMBOLIC_CONST_P): New macro.
7078 (ASM_OUTPUT_INT, ASM_OUTPUT_SHORT): Use output_pic_addr_const.
7079 * config/sh/sh.c (print_operand_address): Use output_pic_addr_const.
7080 (prepare_move_operands): Call emit_pic_move or
7081 emit_pic_const_move if appropriate.
7082 (output_far_jump): For PIC, use braf and output long offset.
7083 (machine_dependent_reorg):
7084 (sh_expand_prologue): Save and initialize the PIC register.
7085 (sh_expand_epilogue): Restore it.
7086 (initial_elimination_offset): Account for it.
7087 (nonpic_symbol_mentioned_p): New function.
7088 (legitimize_pic_address): Likewise.
7089 (output_pic_addr_const): Likewise.
7090 * config/sh/sh.md (calli_pcrel, call_valuei_pcrel): New insns.
7091 (call, call_value): Use them.
7092 (GOTaddr2picreg, sym_label2reg, symGOT2reg, symGOTOFF2reg,
7093 symPLT_label2reg): New expands.
7094 * invoke.texi (SH Options): Document -mprefergot.
7096 2000-09-01 Alexandre Oliva <aoliva@redhat.com>
7098 * rtl.h (ASM_OPERANDS_INPUT_CONSTRAINT_EXP): New macro.
7099 * gcse.c (hash_string_1): New function.
7100 (hash_expr_1) <ASM_OPERANDS>: Disregard filename and line number.
7101 (expr_equiv_p) <ASM_OPERANDS>: Likewise.
7102 * cse.c (rtx_cost): Don't increase the cost of ASM_OPERANDS.
7103 (canon_hash_string): New function.
7104 (canon_hash) <ASM_OPERANDS>: Disregard filename and line number.
7105 (exp_equiv_p) <ASM_OPERANDS>: Likewise.
7106 (fold_rtx): Use ASM_OPERANDS accessor macros.
7107 * emit-rtl.c (copy_insn_1): Likewise.
7108 * integrate.c (copy_rtx_and_substitute): Likewise.
7109 * stmt.c (expand_asm_operands): Likewise. Give an
7110 ASM_OPERANDS rtx the mode of the output reg being set from it.
7112 2000-09-01 Fred Fish <fnf@be.com>
7114 * fix-header.c (write_rbrac): Add putc and getc to list of
7115 functions to protect against prior definition as a macro.
7117 2000-09-01 Joseph S. Myers <jsm28@cam.ac.uk>
7119 * c-common.h (enum c_tree_index): Add CTI_C_SIZE_TYPE.
7120 (c_size_type_node): Define.
7121 * c-decl.c (init_decl_processing): Initialize c_size_type_node.
7122 * c-common.c (enum format_lengths, enum format_std_version,
7123 format_length_info, format_type_detail, BADLEN, NOLENGTHS,
7124 format_kind_info, printf_length_specs, scanf_length_specs, T89_I,
7125 T99_I, T89_L, T99_LL, TEX_LL, T89_S, T89_UI, T99_UI, T89_UL,
7126 T99_ULL, TEX_ULL, T89_US, T89_F, T99_F, T89_D, T99_D, T89_LD,
7127 T99_LD, T89_C, T99_SC, T99_UC, T89_V, T94_W, TEX_W, T94_WI,
7128 TEX_WI, T99_ST, T99_SST, T99_PD, T99_UPD, T99_IM, T99_UIM,
7129 format_types): Define.
7130 (format_char_info, print_char_table, scan_char_table,
7131 time_char_table): Rearrange for new organization of information
7132 about format length modifiers and standard versions.
7133 (T_ST): Redefine to use c_size_type_node.
7134 (check_format_info): Obtain information about length modifiers and
7135 standard versions from tables. Adjust warning message wordings.
7136 Use the name from the user's program for `ll' and `hh' length
7137 modifiers in warning messages. Use more informative names for
7138 wanted types where available (for wchar_t, wint_t, size_t, signed
7139 size_t, ptrdiff_t, unsigned ptrdiff_t, intmax_t and uintmax_t).
7141 2000-09-01 Jim Wilson <wilson@cygnus.com>
7143 * calls.c (emit_call_1): Add REG_NORETURN note to call if ECF_NORETURN.
7144 * combine.c (distribute_notes): Handle REG_NORETURN.
7145 * rtl.c (reg_note_name): Add REG_NORETURN.
7146 * rtl.h (enum reg_note): Likewise.
7148 * config/ia64/ia64-protos.h (emit_safe_across_calls): Renamed from
7150 * config/ia64/ia64.c (emit_safe_across_calls): Likewise.
7151 (rtx_needs_barrier): Handle unspec_volatile 8 and 9.
7152 (emit_predicate_relation_info): Handle conditional calls with
7154 * config/ia64/ia64.h (ASM_FILE_START): Call emit_safe_across_calls
7155 instead of ia64_file_start.
7156 * config/ia64/sysv4.h (ASM_FILE_START): Likewise.
7157 * config/ia64/ia64.md (safe_across_calls_all,
7158 save_across_calls_normal): New patterns.
7160 * loop.c (check_final_value): Check for biv use before checking for
7161 giv use. Check for both biv and giv uses. Always set last_giv_use
7162 if there is a giv use.
7164 2000-09-01 Richard Henderson <rth@cygnus.com>
7166 * config/ia64/ia64.md (mulsi3): Use grfr_register_operand.
7167 (madddi3): Likewise.
7170 Fri Sep 1 10:59:47 2000 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
7172 * expr.c (clear_storage): Don't use emit_move_insn unless
7173 either BLKmode or proper size.
7174 (store_constructor): Don't call clear_storage if REG of wrong size.
7176 * flow.c (init_propagate_block_info): Don't mark frame dead at end
7177 of function if returns wiht stack pointer depressed.
7179 2000-09-01 Andrew Haley <aph@redhat.com>
7181 * dwarf2out.c (stack_adjust_offset): New function.
7182 (dwarf2out_stack_adjust): Break out stack adjust logic into
7183 new stack_adjust_offset function. Look inside parallels and
7184 sequences for stack adjustments.
7186 2000-08-31 Jeff Law <law@cygnus.com>
7188 * arm.md: Use no_new_pseudos to determine when it is safe
7189 to create new pseudo registers.
7191 * arm.c (legitimize_pic_address): Use no_new_pseudos to determine
7192 when we can safely allocate new registers.
7194 2000-08-31 Geoffrey Keating <geoffk@cygnus.com>
7196 * stmt.c (expand_asm_operands): Twiddle generating_concat_p
7197 so that CONCATs are not generated for ASMs.
7198 * emit-rtl.c (gen_reg_rtx): Don't generate CONCATs when
7199 not generating_concat_p.
7200 * function.c (pop_function_context_from): Reset
7201 generating_concat_p.
7202 (prepare_function_start): Likewise.
7203 * rtl.c (generating_concat_p): Define.
7204 * rtl.h (generating_concat_p): Declare.
7205 * toplev.c (rest_of_compilation): No CONCATs after RTL generation.
7207 2000-08-22 Philipp Thomas <pthomas@suse.de>
7208 Masanobu Yuhara <yuhara@flab.fujitsu.co.jp>
7210 * gmicro.h (TARGET_SWITCHES): Add descriptions and mark them
7213 2000-08-30 Greg McGary <greg@mcgary.org>
7215 * Makefile.in (fixinc.sh): Pass CC, CFLAGS and LDFLAGS to mkfixinc.sh
7216 * fixinc/Makefile.in (fixincl): Pass $(LDFLAGS) to $(CC).
7217 * fixinc/mkfixinc.sh: Pass $CC, $CFLAGS and $LDFLAGS to $MAKE.
7219 2000-08-30 Greg McGary <greg@mcgary.org>
7221 * tree.h (struct tree_int_cst): Wrap low and high in a sub-struct.
7222 (TREE_INT_CST_LOW, TREE_INT_CST_HIGH): Access through sub-struct.
7223 (TREE_INT_CST): New macro.
7224 * varasm.c (const_hash, compare_constant_1, record_constant_1):
7225 Use new macro TREE_INT_CST.
7227 Wed 30-Aug-2000 23:18:59 BST Neil Booth <NeilB@earthling.net>
7229 * contrib.texi: Add self.
7231 2000-08-30 Alexandre Oliva <aoliva@redhat.com>
7233 * config/sh/sh.md (cmpeqsi_ior_t, cmpeqsi_and_t): New insns.
7234 (cmpeqdi_t splitter): Use cmpeqsi_and_t instead of emitting jumps
7237 2000-08-30 J. David Anglin <dave@hiauly1.hia.nrc.ca>
7239 * fixinc/gnu-regex.c: Don't define `const'.
7241 Tue Aug 29 22:09:59 2000 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
7243 * expr.c (store_constructor): Allow variable bounds of array type.
7244 (expand_expr): Don't blow up if type is ERROR_MARK.
7245 * varasm.c (output_constructor): Don't access lower bound of array
7246 type unless need it if index is supplied (so it can be a variable
7247 if no index is supplied).
7248 Use tree_low_cst; use HOST_WIDE_INT for sizes; change BITPOS to POS.
7249 Other minor cleanups.
7251 2000-08-29 J. David Anglin <dave@hiauly1.hia.nrc.ca>
7253 * Makefile.in: Revamp handling of cflags to allow different WARN_CFLAGS
7254 for compilations in stage 1 and subsequent stages, respectively.
7255 * configure.in (vax): Add compiler-dependent CFLAGS for stage 1.
7256 * configure: Rebuilt.
7257 * x-vax, x-vax-gcc: Deleted.
7259 2000-08-29 Zack Weinberg <zack@wolery.cumb.org>
7261 * c-common.c (declare_function_name): Use func_id_node,
7262 function_id_node, and pretty_function_id_node. Do not make
7263 __func__ visible at file scope.
7264 * c-common.h (c_tree_index): Add CTI_FUNCTION_ID,
7265 CTI_PRETTY_FUNCTION_ID, and CTI_FUNC_ID.
7266 (function_id_node, pretty_function_id_node, func_id_node): New
7268 * c-decl.c (init_decl_processing): Initialize function_id_node,
7269 pretty_function_id_node, and func_id_node.
7270 (c_make_fname_decl): Correct comment.
7272 * tree.h (struct tree_identifier): Constify pointer member.
7274 * c-decl.c (pushdecl, implicit_decl_warning): Constify a char *.
7275 * c-pragma.h (struct weak_syms): Constify name and value members.
7276 (add_weak): Constify arguments.
7278 * calls.c (special_function_p): Constify a char *.
7279 (expand_call): Remove variable which is initialized and then
7281 * dependence.c (struct def_use, struct induction, struct subscript):
7282 Constify 'variable' member.
7283 (get_low_bound, have_induction_variable): Constify char * argument.
7284 (find_induction_variable): Add braces to avoid dangling else.
7285 (classify_dependence): Constify char * arrays.
7286 * profile.c (output_func_start_profiler): Constify a char *.
7287 * stor-layout.c (finalize_record_size): Constify a char *.
7288 * tree.c (is_attribute_p): Constify a char *.
7289 * varasm.c (add_weak, remove_from_pending_weak_list): Constify argument.
7291 * varasm.c (make_function_rtl, make_decl_rtl): Rearrange code
7292 for comprehensibility. Do not call get_identifier if we did
7293 not change the DECL_ASSEMBLER_NAME of the decl. Use alloca to
7294 create temporary string constants, not ggc_alloc_string. No
7295 need to copy result of ASM_FORMAT_PRIVATE_NAME. Use const
7296 char * to hold IDENTIFIER_POINTERs.
7298 2000-08-29 Richard Henderson <rth@cygnus.com>
7300 * config/ia64/ia64.md (muldi3): Use grfr_register_operand
7303 2000-08-29 Richard Henderson <rth@cygnus.com>
7305 * reload.c (push_secondary_reload): Allow class == reload_class
7306 if we're using a reload_in/out pattern.
7308 * config/ia64/ia64.md (reload_inti): Use a TImode scratch. Use
7309 the half that does not conflict with the reload register.
7310 (reload_outti): Likewise.
7312 2000-08-29 Kazu Hirata <kazu@hxi.com>
7314 * reload.c: Fix formatting.
7316 * stmt.c: Fix formatting.
7318 * gcc.c: Fix formatting.
7320 2000-08-29 Zack Weinberg <zack@wolery.cumb.org>
7322 * flags.h (time_report, mem_report): New global flags.
7323 * toplev.c: Define time_report and mem_report.
7324 (f_options): Add -ftime-report and -fmem-report.
7325 (compile_file): Turn on time_report if quiet_flag is off.
7326 Call ggc_print_statistics at very end if mem_report is on.
7327 * timevar.c (TIMEVAR_ENABLE): Examine time_report, not quiet_flag.
7329 * ggc-common.c (ggc_print_statistics): Rename to
7330 ggc_print_common_statistics; all callers changed. Scale
7331 quantities above 10K to kilobytes and above 10M to megabytes.
7332 * ggc-page.c (ggc_page_print_statistics): Rename to
7333 ggc_print_statistics. Report memory consumed by internal data
7334 structures for each allocation bucket. Scale quantities above
7335 10K to kilobytes and above 10M to megabytes.
7336 * ggc-simple.c: Prototype debug_ggc_tree to avoid warning.
7337 Cast PTR_KEY(p) to unsigned long in fprintf call to avoid warning.
7338 Define tally_leaves always.
7339 (ggc_print_statistics): New function.
7340 * ggc.h: Adjust for renamed functions.
7342 Wed Aug 30 00:11:42 2000 Denis Chertykov <denisc@overta.ru>
7344 * config/avr/avr.md ("*movsf","*movsi"): Pass NULL to
7345 output_movsisf instead of which_alternative.
7347 * config/avr/avr.c (output_reload_inhi): Check for NULL ponter.
7349 Tue Aug 29 22:29:58 2000 Denis Chertykov <denisc@overta.ru> & Marek Michalkiewicz <marekm@linux.org.pl>
7351 * config/avr/avr-protos.h: (avr_output_ascii) Removed.
7352 (avr_progmem_p): New prototype.
7353 (output_movsisf): Prototype declaration changed.
7354 (output_movqi): New prototype.
7355 (output_movhi): New prototype.
7356 (call_insn_operand): Likewise.
7357 (final_prescan_insn): Likewise.
7358 (avr_simplify_comparision_p): Likewise.
7359 (avr_normalize_condition): Likewise.
7360 (compare_eq_p): Likewise.
7361 (out_shift_with_cnt): Likewise.
7362 (const_int_pow2_p): Likewise.
7363 (output_reload_inhi): Prototype declaration changed.
7365 * config/avr/avr.c: (debug_hard_reg_set): Prototype declared.
7366 (ldi_reg_rtx): New. rtx for r31.
7367 (avr_init_stack): Initialize as "__stack".
7368 (function_prologue): Use it.
7369 Replace all TARGET_ENHANCED with AVR_ENHANCED.
7370 (avr_mcu_name): Initialize as "avr2".
7371 (avr_enhanced_p, avr_mega_p): New variables.
7372 (mcu_types, avr_override_options): Handle all known MCU types.
7373 Also handle avr1 (only preprocess, assemble and link).
7374 (print_operand): Using of `%K' in output template removed.
7375 (out_movqi_r_mr): Optimized.
7376 (out_movhi_r_mr): Likewise.
7377 (output_movqi): New function.
7378 (output_movhi): Likewise.
7379 (out_movsi_r_mr): Optimized.
7380 (output_movsisf): Compute insn length for `adjust_insn_length'
7381 (out_movqi_mr_r): Optimized.
7382 (out_movhi_mr_r): Optimized.
7383 (adjust_insn_length): Use output_movsisf, output_movqi,
7384 output_movhi for insn length adjusting.
7385 (reg_unused_after): Use dead_or_set_p.
7386 (preferred_reload_class): Now havn't any restriction.
7387 (reg_was_0): New function.
7388 (io_address_p): Likewise.
7389 (const_int_pow2_p): Likewise.
7390 (output_reload_inhi): Likewise.
7391 (output_reload_insisf): Likewise.
7393 * config/avr/avr.h (MULTILIB_DEFAULTS): Define.
7394 (LIB_SPEC): Use -lc for all supported devices.
7395 (LIBGCC_SPEC): Use -lgcc for all supported devices.
7396 (AVR_MEGA): Define as avr_mega_p.
7397 (AVR_ENHANCED): New, define as avr_enhanced_p.
7398 (TARGET_SWITCHES): Remove -menhanced, now handled by -mmcu=...
7399 (CPP_SPEC, LINK_SPEC): Handle all known MCU types.
7400 (CRT_BINUTILS_SPECS): Handle all known MCU types.
7401 Rename gcrt1-*.o to make file names unique on 8.3 filesystems.
7402 (EXTRA_SPECS): Add CPP_AVR[1-5]_SPEC.
7403 (ASM_SPEC): Pass -mmcu=... to the assembler.
7404 Change all -DAVR_* to -D__AVR_*__.
7405 (INIT_TARGET_OPTABS), config/avr/libgcc.S:
7406 Rename library functions to start with two underscores.
7407 (ASM_OUTPUT_COMMON): Outputs `.comm VAR,VAR-SIZE,1' to avoid
7409 (ASM_WEAKEN_LABEL): Declared for __attribute__((weak)).
7410 (SUPPORTS_WEAK): Likewise.
7411 (LDI_REG_REGNO): New. Register r31 will be used as temporary
7412 register for loading constants to r0-r14.
7414 * config/avr/avr.md: Replace all TARGET_ENHANCED with
7416 (*mov_r_sp): Removed. Handled by output_movhi.
7417 (*mov_sp_r): Likewise.
7418 (*mov_sp_r_no_interrupts): Likewise
7419 (*mov_sp_r_tiny): Likewise.
7420 (*movqi): Use output_movqi.
7421 (*reload_inqi): New.
7422 (*movhi): Use output_movhi.
7423 (*reload_inhi): New.
7424 (*negsi2): Optimized.
7425 (*negsf2): Likewise.
7426 Added peepholes (define_peephole2) for loading constants to r0-r14
7427 and for using `cpse' command.
7429 * config/avr/libgcc.S: Rename library functions to start with two
7431 Add support for enhanced core.
7432 (_moqhi3): Fix typo, now _modqi3.
7433 (__divsi_raw): Use __zero_reg__ as loop counter, smaller by 1 word.
7434 (__prologue_saves__): Remove test for stack adjust by 0.
7435 (__tablejump__): New.
7437 * config/avr/t-avr: Build libgcc2 with -mcall-prologues.
7438 Add multilib support.
7440 Tue Aug 29 15:17:54 EDT 2000 John Wehle (john@feith.com)
7442 * loop.c (prescan_loop): Don't check unknown_address_altered
7443 when deciding if insert_loop_mem is safe. Add BLKmode MEMs
7444 to loop_store_mems as necessary.
7445 (loop_invariant_p): Don't check unknown_address_altered
7446 or unknown_constant_address_altered.
7448 2000-08-29 J. David Anglin <dave@hiauly1.hia.nrc.ca>
7450 * vax.md (sltu, sgeu): Delete sltu and sgeu insn patterns.
7452 2000-08-29 Zack Weinberg <zack@wolery.cumb.org>
7454 * cpperror.c (print_file_and_line): If line is (unsigned int)-1,
7455 print just the filename.
7456 * cpplex.c (_cpp_run_directive): Add additional argument, the
7457 name to give the synthetic buffer. This defaults to
7458 translated "<command line>".
7459 * cpplib.c (cpp_define, cpp_undef, cpp_assert, cpp_unassert):
7461 (_cpp_define_builtin): New function.
7462 * cppinit.c (initialize_builtins): Use _cpp_define_builtin.
7463 * cpphash.h: Update prototypes.
7465 * tradcpp.c (main): Process -D and -U simultaneously, in the
7466 order they appeared on the command line.
7468 2000-08-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7470 * c-decl.c (define_label): Call warning_with_file_and_line and
7471 error_with_file_and_line instead of plain warning or error.
7473 * c-parse.in (label): Use save_filename/save_lineno to ensure
7474 correct values for calls to define_label.
7476 2000-08-29 Mark Mitchell <mark@codesourcery.com>
7478 * calls.c (expand_call): Don't create a VAR_DECL just to throw it
7480 * expr.c (expand_expr, case TARGET_EXPR): Don't call
7482 * tree.h (get_file_function_name): Remove two duplicate
7485 2000-08-28 Kazu Hirata <kazu@hxi.com>
7487 * tree.c: Fix formatting.
7489 * xcoffout.c: Fix formatting.
7491 2000-08-28 Jason Merrill <jason@redhat.com>
7493 * dwarf2out.c (attr_checksum): Also ignore DW_AT_producer.
7495 2000-08-28 Daniel Berlin <dberlin@redhat.com>
7497 * dwarf2out.c (dwarf2out_finish): Don't bother calling
7498 break_out_includes if it won't do anything.
7500 2000-08-28 Richard Henderson <rth@cygnus.com>
7502 * reload.c (push_secondary_reload): Revert 2000-08-16 change.
7503 (find_reloads): Likewise.
7504 * config/alpha/alpha.md (reload_inqi): Revert 2000-08-11 change.
7505 (reload_inhi): Likewise.
7507 2000-08-28 Richard Henderson <rth@cygnus.com>
7509 * config/i386/i386.c: Don't error on EXTRA_CONSTRAINT defined.
7510 (call_insn_operand): Don't expect a surrounding mem.
7511 (constant_call_address_operand): Likewise.
7512 * config/i386/i386.h (PREDICATE_CODES): Update.
7513 * config/i386/i386.md (call patterns): Move the match_operand
7514 for the call destination inside the mem.
7516 2000-08-28 Richard Henderson <rth@cygnus.com>
7518 * local-alloc.c (requires_inout): Don't use reserved range for
7519 EXTRA_CONSTRAINTS; use anything not matched by REG_CLASS_FROM_LETTER.
7520 * recog.c (asm_operand_ok): Likewise.
7521 (preprocess_constraints, constrain_operands): Likewise.
7522 * regclass.c (record_reg_classes): Likewise.
7523 * reload.c (find_reloads): Likewise.
7524 * reload1.c (maybe_fix_stack_asms): Likewise.
7525 (reload_cse_simplify_operands): Likewise.
7526 * stmt.c (expand_asm_operands): Likewise.
7528 * md.texi: Update constraints documentation.
7529 * tm.texi (EXTRA_CONSTRAINT): Update.
7531 2000-08-28 Daniel Berlin <dberlin@redhat.com>
7533 * dwarf2out.c (DIE_LABEL_PREFIX): Remove leading "__".
7534 (print_die): If we don't know the offset of the
7535 target die, try the symbol. Add a trailing newline.
7536 (reverse_all_dies): New fn.
7537 (dwarf2out_finish): Call it.
7538 (break_out_includes): Reorganize for clarity.
7539 (add_sibling_attributes): Don't call reverse_die_lists.
7540 (output_comp_unit): Rename from output_comdat_comp_unit. Use for
7542 * flags.h: Add flag_eliminate_dwarf2_dups.
7543 * toplev.c (f_options): Support -feliminate-dwarf2-dups.
7545 2000-08-28 Jason Merrill <jason@redhat.com>
7547 * dwarf2.h (DW_TAG_GNU_BINCL, DW_TAG_GNU_EINCL): New tags.
7548 * dwarf2out.c: #include "md5.h".
7549 (DIE_LABEL_PREFIX): New macro.
7550 (dw_val_struct): Add 'external' flag to val_die_ref.
7551 (add_AT_die_ref, AT_ref): Adjust.
7552 (AT_ref_external, set_AT_ref_external): New fns.
7553 (build_abbrev_table): Call set_AT_ref_external.
7554 (value_format): Call AT_ref_external.
7555 (die_struct): Add die_symbol field.
7556 (new_die): Clear it.
7557 (dwarf_tag_name): Handle BINCL/EINCL.
7558 (dwarf2out_start_source_file): Add BINCL DIE.
7559 (dwarf2out_end_source_file): Add EINCL DIE.
7560 (push_new_compile_unit, pop_compile_unit, clear_die_sizes): New fns.
7561 (loc_checksum, attr_checksum, die_checksum): New fns.
7562 (is_type_die, is_comdat_die, is_symbol_die): New fns.
7563 (compute_section_prefix, assign_symbol_names): New fns.
7564 (gen_internal_sym, output_die_symbol, output_symbolic_ref): New fns.
7565 (output_die): Call output_die_symbol and AT_ref_external.
7566 (output_comdat_comp_unit): New fn, split out from...
7567 (dwarf2out_finish): ...here. Also call add_sibling_attributes for
7569 (output_pubnames, output_aranges): Abort if we see entries from
7571 * toplev.h: Declare file_name_nondirectory.
7572 * toplev.c (file_name_nondirectory): New fn, moved from C++ frontend.
7573 (rest_of_type_compilation): Call dwarf2out_decl if at toplevel.
7574 (debug_start_source_file): Call dwarf2out_start_source_file
7575 regardless of debug verbosity.
7576 (debug_end_source_file): Similarly.
7577 * tree.h: Declare clean_symbol_name.
7578 * tree.c (clean_symbol_name): Split out from...
7579 (get_file_function_name_long): ...here.
7581 * dwarf2out.c (new_loc_descr): Use calloc.
7582 (splice_child_die): Remove the die from the right parent.
7583 (gen_struct_or_union_die): Don't add AT_name to a specification DIE.
7585 Mon Aug 28 19:02:13 2000 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
7587 * toplev.c (decode_g_option): Don't give warning for unknown -g
7588 option; return 0 instead.
7589 (main): If -g option is not recognized by front end or
7590 language-independent code, give warning.
7592 2000-08-28 Greg McGary <greg@mcgary.org>
7594 * config/i386/i386-protos.h (ix86_expand_compare): Add extern decl.
7595 * config/i386/i386.c (ix86_expand_compare): Remove `static'.
7596 * config/i386/i386.md (trap, conditional_trap): New insn & expand.
7598 2000-08-27 Greg McGary <greg@mcgary.org>
7600 * cpplex.c (parse_string): Don't look for backslash
7601 before first char in `namebuf'.
7602 * loop.c (strength_reduce): Skip NOTEs.
7604 2000-08-27 Jason Merrill <jason@redhat.com>
7606 * c-decl.c (duplicate_decls): Don't set TREE_STATIC or clear
7607 DECL_EXTERNAL on a local extern. Don't set DECL_IGNORED_P or
7608 TREE_ASM_WRITTEN, either.
7609 (finish_decl): Adjust.
7611 2000-08-28 Philipp Thomas <pthomas@suse.de>
7613 * ABOUT-GCC-NLS: Remove gettext patches from Paul Eggert as
7614 they have been incorporated into the gettext CVS. Change the text to
7615 reflect the current status of NLS. Add instructions for accessing
7616 the gettext CVS and add the patch from Martin v. Loewis.
7618 2000-08-27 Geoff Keating <geoffk@cygnus.com>
7620 * config/rs6000/rs6000.md (movdi_internal64+5): Make SUBREG-safe
7621 by using gen_lowpart_common.
7622 (movdi_internal64+6): Likewise.
7624 2000-08-26 Alexandre Oliva <aoliva@redhat.com>
7626 * tm.texi (FINI_SECTION_ASM_OP, CRT_CALL_STATIC_FUNCTION):
7629 * config/mn10300/mn10300.h (DBX_REGISTER_NUMBER): Remap register
7630 numbers to the ranges used by GDB.
7632 2000-08-25 Richard Henderson <rth@cygnus.com>
7634 * config/ia64/ia64.h (struct machine_function): Add n_varargs.
7635 * config/ia64/ia64.c (ia64_compute_frame_size): Use it.
7636 (ia64_expand_prologue): Likewise.
7637 (ia64_setup_incoming_varargs): Set it. Properly skip the current
7638 argument for stdargs.
7640 2000-08-25 Jason Merrill <jason@redhat.com>
7642 * integrate.c (expand_inline_function): Pull out the original decl.
7644 2000-08-25 Jim Wilson <wilson@cygnus.com>
7646 * cse.c (cse_insn): Don't pass label subtraction to force_const_mem.
7648 * function.c (gen_mem_addressof): Clear MEM_ALIAS_SET if no decl.
7650 2000-08-25 Greg McGary <greg@mcgary.org>
7652 * flow.c (dump_edge_info): Use ARRAY_SIZE.
7653 * config/alpha/alpha.c (alpha_expand_block_move): Likewise.
7655 2000-08-25 Richard Earnshaw <rearnsha@arm.com>
7657 * arm.h (STRUCT_VALUE): Define to 0, not NULL.
7659 Fri Aug 25 12:52:49 EDT 2000 John Wehle (john@feith.com)
7661 * i386.c (ix86_find_base_term): New.
7662 * i386-protos.h (ix86_find_base_term): Prototype.
7663 * i386.h (FIND_BASE_TERM): Define.
7664 * alias.c (find_base_term): Use it.
7665 * tm.texi (FIND_BASE_TERM): Document it.
7667 * alias.c (true_dependence, write_dependence_p): Unchanging
7668 memory can't conflict with non-unchanging memory.
7670 * alias.c (memrefs_conflict_p): A BLKmode reference
7671 to a symbol (or CONST_INT address) always conflicts
7672 with a reference to another symbol.
7674 2000-08-25 Joseph S. Myers <jsm28@cam.ac.uk>
7676 * c-common.c (time_char_table): Don't allow width and flags with
7679 2000-08-25 Jakub Jelinek <jakub@redhat.com>
7681 * config/i386/i386.c (ix86_expand_branch): Treat GE and GEU the same
7682 way as LT and LTU when the second operand has 0 in low word.
7684 2000-08-26 Michael Hayes <mhayes@cygnus.com>
7686 * basic-block.h (struct loop): Rename `exits' field to
7687 `exit_edges'. Add `entry_edges' and `num_entries' fields.
7689 * flow.c (flow_loop_exit_edges_find): Rename from flow_loop_exits_find.
7690 (flow_loop_entry_edges_find): Add.
7691 (flow_edge_list_print): Rename from flow_exits_print.
7692 (flow_loops_find): Call flow_loop_entry_edges_find.
7693 (flow_loop_dump): Dump entry_edges list.
7694 (flow_loops_free): Free entry_edges.
7696 2000-08-26 Michael Hayes <mhayes@cygnus.com>
7698 * loop.c (loop_dump_aux, debug_loop): New functions.
7699 (LOOP_BLOCK_NUM_1, LOOP_BLOCK_NUM, LOOP_INSN_UID): New macros.
7701 * flow.c (flow_loops_dump): Add callback parameter.
7702 (flow_loop_dump): Add callback parameter and call it. Move
7703 loop note debugging code to loop_dump_aux.
7705 * basic-block.h (flow_loop_dump): Add callback parameter
7706 (flow_loops_dump): Likewise.
7708 * toplev.c (rest_of_compilation): Add NULL callback function pointer
7709 to call to flow_loops_dump.
7711 2000-08-26 Michael Hayes <mhayes@cygnus.com>
7713 * loop.c (count_loop_regs_set): Replace start and end arguments
7714 with loop argument. All callers udated.
7716 2000-08-26 Michael Hayes <mhayes@cygnus.com>
7718 * loop.c (constant_high_bytes): Delete.
7720 2000-08-26 Michael Hayes <mhayes@cygnus.com>
7722 * loop.c (prescan_loop): Move checks for NOTE_INSN_LOOP_CONT
7723 and NOTE_INSN_LOOP_VTOP to...
7724 (find_and_verify_loops) ...here.
7726 Fri Aug 25 04:21:13 2000 Alexandre Oliva <aoliva@redhat.com>
7728 * crtstuff.c (CRT_CALL_STATIC_FUNCTION): Define default.
7729 (fini_dummy, init_dummy): Use it.
7731 Fri 25-Aug-2000 08:03:27 BST Neil Booth <NeilB@earthling.net>
7733 * cpplex.c (is_macro_disabled): Caller has already checked
7734 that we're not a preprocessed file.
7736 2000-08-24 Mark Mitchell <mark@codesourcery.com>
7738 * Makefile.in (C_AND_OBJC_OBJS): Remove c-iterate.o.
7739 (c-iterate.o): Remove target.
7740 * gcc/c-common.h (enum rid): Remove RID_ITERATOR.
7741 * gcc/c-decl.c (init_decl_processing): Remove call to init_iterators.
7742 (finish_decl): Don't handle iterators.
7743 (grokdeclarator): Likewise.
7744 * gcc/c-parse.gperf: Remove __iterator and __iterator__ keywords.
7745 * gcc/c-gperf.h: Regenerated.
7746 * gcc/c-iterate.c: Removed.
7747 * gcc/c-lex.c (init_lex): Don't handle iterators.
7748 * gcc/c-parse.in (primary): Remove pop_iterator_stack call.
7749 (compstmt_primary_start): Remove push_iterator_stack call.
7750 (stmt): Don't allow iterator statements. Replace iterator_expand
7751 with expand_expr_stmt.
7752 (all_iter_stmt): Remove.
7753 (all_iter_stmt_simple): Likewise.
7754 (all_iter_stmt_with_decl): Likewise.
7755 * gcc/c-tree.h (ITERATOR_P): Remove.
7756 (ITERATOR_BOUND_P): Likewise.
7757 (init_iterators): Remove declaration.
7758 (iterator_expand): Likewise.
7759 (iterator_for_loop_start): Likewise.
7760 (iterator_for_loop_end): Likewise.
7761 (iterator_for_loop_record): Likewise.
7762 (push_iterator_stack): Likewise.
7763 (pop_iterator_stack): Likewise.
7764 * gcc/c-typeck.c (decl_constant_value): Don't check ITERATOR_P.
7765 (readonly_warning): Likewise.
7766 * gcc/tree.h (ITERATOR_BOUND_P): Don't mention it.
7768 2000-08-24 Jim Wilson <wilson@cygnus.com>
7770 * c-common.c (decl_attributes, case A_ALIGN): Revert last change.
7771 Copy type in a TYPE_DECL, just like pushdecl does.
7773 2000-08-24 Richard Henderson <rth@cygnus.com>
7775 * toplev.c (main): Enable flag_reorder_blocks at -O2.
7777 2000-08-24 Zack Weinberg <zack@wolery.cumb.org>
7779 * ggc-page.c (alloc_page): If HAVE_MMAP_ANYWHERE and we're
7780 asked for one page, allocate GGC_QUIRE_SIZE of them and put
7781 the extras on the free list.
7782 (release_pages): Clean up.
7783 (ggc_set_mark): Don't adjust G.allocated here...
7784 (sweep_pages): ... do it here.
7786 2000-08-24 Zack Weinberg <zack@wolery.cumb.org>
7788 * cppfiles.c (read_include_file): Rearrange initializations.
7790 2000-08-24 Richard Henderson <rth@cygnus.com>
7792 * stmt.c (expand_asm_operands): Treat EXTRA_CONSTRAINT like g or X.
7794 * config/ia64/ia64-protos.h: Update.
7795 * config/ia64/ia64.c (gr_register_operand): New.
7796 (fr_register_operand, grfr_register_operand): New.
7797 (gr_nonimmediate_operand, grfr_nonimmediate_operand): New.
7798 (grfr_reg_or_8bit_operand): New.
7799 (gr_reg_or_0_operand): Rename from reg_or_0_operand and
7800 use gr_register_operand.
7801 (gr_reg_or_5bit_operand, gr_reg_or_6bit_operand): Likewise.
7802 (gr_reg_or_8bit_operand, gr_reg_or_8bit_adjusted_operand): Likewise.
7803 (gr_reg_or_8bit_and_adjusted_operand): Likewise.
7804 (gr_reg_or_14bit_operand, gr_reg_or_22bit_operand): Likewise.
7805 (fr_reg_or_fp01_operand): Likewise.
7806 (not_postinc_memory_operand): New.
7807 (ia64_split_timode): Remove unused variables.
7808 (rtx_needs_barrier): Check arguments to cmpxchg.
7809 (builtin_description): Remove.
7810 (bdesc_2argsi, bdesc_2argdi): Remove.
7811 (ia64_init_builtins): Declare all builtins directly.
7812 (ia64_expand_fetch_and_op): Rewrite to be called from
7813 ia64_expand_builtin directly. Use expand_binop and co.
7814 (ia64_expand_op_and_fetch): Likewise.
7815 (ia64_expand_compare_and_swap): Likewise.
7816 (ia64_expand_binop_builtin): Remove.
7817 (ia64_expand_lock_test_and_set): New.
7818 (ia64_expand_lock_release): New.
7819 (ia64_expand_builtin): Use them.
7820 * config/ia64/ia64.h (CONSTRAINT_OK_FOR_S): New.
7821 (EXTRA_CONSTRAINT): Use it.
7822 (PREDICATE_CODES): Update.
7823 * config/ia64/ia64.md (*): Use gr_register_operand and co.
7824 (mf): Indicate that we set memory as well as use it.
7825 (fetchadd_acq_si): Show memory being modified as well.
7826 (fetchadd_acq_di, cmpxchg_acq_si, cmpxchg_acq_di): Likewise.
7827 (val_compare_and_swap_si, val_compare_and_swap_di): Remove.
7828 (lock_test_and_set_si, lock_test_and_set_di): Remove.
7829 (fetch_and_add_si, fetch_and_sub_si, fetch_and_or_si): Remove.
7830 (fetch_and_and_si, fetch_and_xor_si, fetch_and_nand_si): Remove.
7831 (fetch_and_add_di, fetch_and_sub_di, fetch_and_or_di): Remove.
7832 (fetch_and_and_di, fetch_and_xor_di, fetch_and_nand_di): Remove.
7833 (add_and_fetch_di, sub_and_fetch_di, or_and_fetch_di): Remove.
7834 (and_and_fetch_di, xor_and_fetch_di, nand_and_fetch_di): Remove.
7835 (add_and_fetch_si, sub_and_fetch_si, or_and_fetch_si): Remove.
7836 (and_and_fetch_si, xor_and_fetch_si, nand_and_fetch_si): Remove.
7837 * config/ia64/ia64intrin.h (*): Cast result to the appropriate
7838 return type. Pretty print definitions.
7840 2000-08-24 Jim Wilson <wilson@cygnus.com>
7842 * config/ia64/ia64.md (movdi): Don't call gen_movdi_symbolic if
7843 we have a SYMBOL_REF with SYMBOL_REF_FLAG set.
7845 2000-08-24 Jason Merrill <jason@redhat.com>
7847 * dwarf2out.c (AT_flag, AT_int, AT_unsigned, AT_string, AT_ref,
7848 AT_loc, AT_addr, AT_lbl): Abort on unsuitable input.
7849 (get_AT_low_pc, get_AT_hi_pc, get_AT_string, get_AT_flag,
7850 get_AT_unsigned, get_AT_ref): Don't call them if get_AT fails.
7852 2000-08-24 Greg McGary <greg@mcgary.org>
7854 * optabs.c (init_optabs): Initialize fixtab, fixtrunctab, floattab,
7855 and extendtab within their proper array boundaries.
7856 * emit-rtl.c (init_emit_once): Pass `const_tiny_rtx' with bounds
7857 for the entire array.
7859 * config/arm/arm.c (arm_override_options): Use ARRAY_SIZE.
7860 * config/alpha/alpha.c (alpha_lookup_xfloating_lib_func): Likewise.
7861 * config/avr/avr.c (order_regs_for_local_alloc): Likewise.
7862 * config/fr30/fr30.c (fr30_print_operand): Likewise.
7863 * config/i386/dgux.c (output_options): Likewise.
7864 * config/i386/dgux.h (ASM_FILE_START): Likewise.
7865 * config/m88k/m88k.c (output_options): Likewise.
7866 * config/m88k/m88k.h (ASM_FILE_START): Likewise.
7867 * config/mcore/mcore.c (mcore_output_inline_const_forced,
7868 layout_mcore_frame, handle_structs_in_regs): Likewise.
7869 * config/mips/mips.c (output_block_move): Likewise.
7870 * config/rs6000/rs6000.c (rs6000_override_options,
7871 rs6000_file_start): Likewise.
7872 * config/sparc/sparc.c (sparc_add_gc_roots): Likewise.
7873 * fixinc/fixfixes.c (FIX_TABLE_CT): Likewise.
7874 * fixinc/fixtests.c (TEST_TABLE_CT): Likewise.
7875 * builtins.c (expand_builtin_setjmp): Likewise.
7876 * expr.c (safe_from_p): Likewise.
7877 * flow.c (life_analysis): Likewise.
7878 * fold-const.c (size_int_type_wide): Likewise.
7879 * gcc.c (translate_options, init_spec, set_spec, main): Likewise.
7880 * genattrtab.c (make_length_attrs): Likewise.
7881 * genopinit.c (gen_insn): Likewise.
7882 * genrecog.c (NUM_KNOWN_PREDS, NUM_SPECIAL_MODE_PREDS): Likewise.
7883 * global.c (global_alloc): Likewise.
7884 * local-alloc.c (find_free_reg): Likewise.
7885 * mips-tdump.c (print_symbol): Likewise.
7886 * mips-tfile.c (parse_def, parse_input): Likewise.
7887 * reload1.c (NUM_ELIMINABLE_REGS): Likewise.
7888 * stmt.c (expand_nl_goto_receiver): Likewise.
7889 * stor-layout.c (set_sizetype): Likewise.
7890 * varasm.c (decode_reg_name): Likewise.
7891 * toplev.c (decode_f_option, decode_W_option,
7892 set_target_switch, print_switch_values): Likewise.
7893 (NUM_ELEM): Remove macro.
7894 (display_help, main): s/NUM_ELEM/ARRAY_SIZE/
7896 2000-08-24 Greg McGary <greg@mcgary.org>
7898 * tree.h (enum tree_index): New member `TI_MAIN_IDENTIFIER'.
7899 (MAIN_NAME_P, main_identifier_node): New macros.
7900 * c-common.c (c_common_nodes_and_builtins): Init main_identifier_node.
7901 * c-decl.c (start_decl, grokdeclarator, start_function,
7902 store_parm_decls, finish_function): Use MAIN_NAME_P.
7903 * config/avr/avr.c (function_prologue, function_epilogue): Likewise.
7904 * config/i386/cygwin.h (SUBTARGET_PROLOGUE): Likewise.
7905 * config/i386/win32.h (SUBTARGET_PROLOGUE): Likewise.
7906 * config/pdp11/pdp11.c (output_function_prologue): Likewise.
7908 2000-08-24 Greg McGary <greg@mcgary.org>
7910 * cppfiles.c (actual_directory): Don't write beyond `dir'
7911 when it contains "".
7912 * real.c (asctoeg): Stay within bounds of etens[][].
7914 2000-08-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7916 * dependence.c (dependence_string, direction_string,
7917 dump_one_node, dump_node_dependence): Hide unused identifiers.
7918 (get_low_bound, normalize_coefficients): Match definition to
7920 (get_one_coefficient): Initialize variables `value0_is_idx' and
7922 (ziv_test, gcd_test): Mark parameters with ATTRIBUTE_UNUSED.
7923 (ziv_test): Delete variable `idx', use parameter `sub' instead.
7924 (direction_merge): Avoid automatic aggregate initialization.
7925 (have_dependence_p): Use `src' not `dest' to set `src_idx'.
7926 Initialize variables `dest_idx' and `src_idx'.
7927 (end_dependence_analysis): Avoid C89 style function definition.
7929 2000-08-24 Joseph S. Myers <jsm28@cam.ac.uk>
7931 * c-common.c (time_char_table): Don't allow width with %F.
7932 (check_format_info): Don't allow "Z" length with scanf.
7934 2000-08-24 Gabriel Dos Reis <gdr@codesourcery.com>
7936 * diagnostic.c (finish_diagnostic): Define.
7937 (output_do_printf): Use wrap_text instead of output_add_string.
7938 (default_print_error_function): Avoid embedded '\n'.
7940 * diagnostic.h (flush_diagnostic_buffer): Declare.
7942 2000-08-23 Alexandre Oliva <aoliva@redhat.com>
7944 * dependence.c: Replace `[][]' with `[][MAX_SUBSCRIPTS]'.
7946 2000-08-23 Hans-Peter Nilsson <hp@axis.com>
7948 * Makefile.in (GCC_PASSES): Add specs.
7950 2000-08-23 Jim Wilson <wilson@cygnus.com>
7952 * frame.h (IA64_UNW_EHANDLER, IA64_UNW_UHANDLER): New.
7953 * config/ia64/frame-ia64.c (__get_personality): Return zero if neither
7954 EHANDLER nor UHANDLER bit is set.
7955 (__get_except_table): Likewise.
7957 2000-08-23 Nick Clifton <nickc@redhat.com>
7959 * config/arm/lib1funcs.asm: Replace upper case condition codes
7960 with lower case versions.
7962 * config/arm/arm.h (STRUCT_VALUE): Define.
7963 (STRUCT_VALUE_REGNUM): Delete.
7965 2000-08-23 Zack Weinberg <zack@wolery.cumb.org>
7967 * cpphash.h (IN_I): New flag for directive table.
7968 * cpplib.c (DIRECTIVE_TABLE): Mark #define, #undef, #ident, and
7970 (_cpp_check_directive): If -fpreprocessed, execute directives
7971 marked with IN_I. Issue no warnings in this case.
7972 * cpplex.c (_cpp_get_token): Expand no macros if -fpreprocessed.
7974 2000-08-23 Joseph S. Myers <jsm28@cam.ac.uk>
7976 * c-common.c (print_char_table): Allow 'I' flag with %d, %i and
7978 (check_format_info): Support printf 'I' flag; warn about it with
7981 2000-08-23 Richard Earnshaw (rearnsha@arm.com)
7983 * arm.c (arm_expand_prologue): Ensure that the stack-adjustment
7984 barrier can't be ignored by the alias analysis code.
7986 2000-08-12 Eli Zaretskii <eliz@is.elta.co.il>
7988 * fixinc/inclhack.def (sysv68_string): Fix the Sed script so it
7989 works inside fixincl.
7991 Wed Aug 23 04:55:48 2000 Alexandre Oliva <aoliva@redhat.com>
7993 * simplify-rtx.c (simplify_rtx): Don't pass VOIDmode to
7994 simplify_relational_operation() unless both operands are of
7996 * cse.c (fold_rtx): Likewise.
7998 Tue Aug 22 23:53:27 EDT 2000 John Wehle (john@feith.com)
8000 * rtlanal.c (rtx_unstable_p): The pic register is stable
8001 (within one function) and the actual rtx should be used
8002 when checking the registers.
8003 (rtx_addr_can_trap_p): Pic memory addresses can't trap.
8005 * alias.c (true_dependence, write_dependence_p): Fix
8006 bug in previous patch.
8008 * i386.c (ix86_GOT_alias_set): New.
8009 (legitimize_pic_address): Use it.
8011 * rtlanal.c (rtx_unstable_p): An unchanging MEM is
8012 only stable if its address is stable.
8013 (rtx_varies_p): An unchanging MEM can't vary if
8014 its address doesn't vary.
8016 2000-08-22 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8018 * c-parse.in (unop +): Restrict -Wtraditional warnings to user code.
8020 2000-08-22 J. David Anglin <dave@hiauly1.hia.nrc.ca>
8022 * vax.h (ASM_SPEC): Pass `-J' to assembler.
8023 * x-vax-gcc: New file for bootstrapping with gcc.
8024 * x-vax: Use X_CFLAGS rather than X_CPPFLAGS to pass `-J'.
8025 * configure.in: Use x-vax-gcc with gcc.
8026 * configure: Rebuilt.
8028 Tue Aug 22 21:21:05 2000 J"orn Rennecke <amylaar@cygnus.co.uk>
8030 * toplev.c (rest_of_compilation): Rebuild label notes after
8031 post-reload splitting pass if new labels have been created.
8033 2000-08-22 Gabriel Dos Reis <gdr@codesourcery.com>
8035 * diagnostic.h (output_buffer_state): New macro.
8036 * diagnostic.c (diagnostic_for_decl, sorry,
8037 default_print_error_function, output_do_verbatim,
8038 report_diagnostic, report_problematic_module): Use it.
8040 (output_format): Use wrap_text instead of maybe_wrap_text.
8042 2000-08-22 Nick Clifton <nickc@redhat.com>
8044 * config/arm/lib1funcs.asm (ARM_DIV_MOD_BODY): New macro.
8045 Common code for ARM divide and modulus functions.
8046 (THUMB_DIV_MOD_BODY): New macro. Thumb equivalent of
8048 (FUNC_END): New macro: Common code at the end of the division and
8050 (THUMB_FUNCTION_START): New macro: Common code at the start of
8052 (__divsi3, __udivsi3, __modsi3, __umodsi3): Use new macros.
8054 Tue Aug 22 20:34:52 2000 Kaz Kojima <kkojima@rr.iij4u.or.jp>
8056 * config/sh/sh.md (cmpeqdi_t splitter): Fix a reverse testing.
8058 * config/sh/sh.c (prepare_scc_operands): Apply force_reg to
8059 sh_compare_op1 when the mode is DImode and sh_compare_op1 isn't
8062 2000-08-22 Nick Clifton <nickc@redhat.com>
8064 * config/arm/lib1funcs.asm (__umodsi3): Before performing any
8065 restorative additions, test for bottom bits of IP being set,
8066 rather than relying upon the RORs not matching.
8069 2000-08-22 David Edelsohn <edelsohn@gnu.org>
8071 * aix.h (ASM_DECLARE_FUNCTION_NAME): Call named_section() or
8072 text_section() as appropriate instead of emitting text csect
8074 (TEXT_SECTION_ASM_OP): Only require default 32-bit alignment.
8075 (UNIQUE_SECTION): Define macro.
8076 (ASM_OUTPUT_SECTION_NAME): Define macro.
8077 * rs6000.c (rs6000_override_options): Disable -ffunction-sections
8078 on AIX if debugging and -fdata-sections always.
8080 2000-08-22 Steven King <sxking@uswest.net>
8082 * config/float-i386.h (LDBL_EPSILON): Remove __convert_long_double
8084 (LDBL_MAX): Same here.
8086 2000-08-22 Richard Henderson <rth@cygnus.com>
8088 * flow.c (tidy_fallthru_edge): Update b->end properly.
8090 2000-08-22 Stan Cox <scox@redhat.com>
8092 * Makefile.in (OBJS): Add dependence.o.
8093 * dependence.c: New file.
8095 2000-08-22 Alexandre Oliva <aoliva@redhat.com>, John David Anglin <dave.anglin@nrc.ca>
8097 * calls.c (check_sibcall_argument_overlap_1): Adjust for
8099 (check_sibcall_argument_overlap): Likewise.
8101 2000-08-22 Alexandre Oliva <aoliva@redhat.com>
8103 * invoke.texi (SH Options): Document -m4-nofpu,
8104 -m4-single-only, -m4-single, -m4, -mbigtable, -mfmovd,
8105 -mhitachi, -mnomacsave, -misize, -mpadstruct, -mspace.
8107 2000-08-22 Joseph S. Myers <jsm28@cam.ac.uk>
8109 * c-common.c (check_format_info): Give the 'some locales' warning
8110 for strftime %Ey rather than the unconditional 'only last 2 digits
8113 2000-08-22 Richard Henderson <rth@cygnus.com>
8115 * alias.c (init_alias_analysis): Do not register
8116 struct_value_incoming_rtx or static_chain_rtx as pointing
8119 Tue Aug 22 01:44:43 2000 Jeffrey A Law (law@cygnus.com)
8121 * protoize.c (munge_compile_params): Fix typo and formatting buglets.
8123 2000-08-22 Gabriel Dos Reis <gdr@codesourcery.com>
8125 * diagnostic.h (report_problematic_module): Declare.
8126 * diagnostic.c (report_problematic_module): New function.
8127 (report_error_function): Tweak.
8129 Tue Aug 22 02:31:26 2000 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
8131 * stmt.c (expand_goto_internal, fixup_gotos): Only check
8132 TYPE_RETURNS_STACK_DEPRESSED for FUNCTION_TYPE.
8134 2000-08-21 Richard Henderson <rth@cygnus.com>
8136 * flow.c (calculate_global_regs_live): Mark frame pointer live
8137 everywhere before reload.
8139 2000-08-21 Jim Wilson <wilson@cygnus.com>
8141 * real.c (ereal_from_int, ereal_from_uint, significand_size): Handle
8142 INTEL_EXTENDED_IEEE_FORMAT.
8143 (toe64): Delete INTEL_EXTENDED_IEEE_FORMAT support. Unconditionally
8144 clear last two bytes of output FP value.
8146 2000-08-21 Graham Stott <grahams@cygnus.co.uk>
8148 * config/ia64/ia64.h (REDO_SECTION_INFO_P): Change decl to DECL.
8150 2000-08-21 Jakub Jelinek <jakub@redhat.com>
8152 * unroll.c (loop_find_equiv_value): If ret is modified between
8153 insn and loop_start, ret might not be equivalent to reg.
8155 2000-08-21 Joseph S. Myers <jsm28@cam.ac.uk>
8157 * c-common.c (init_dollar_format_checking,
8158 maybe_read_dollar_number, finish_dollar_format_checking): New
8160 (dollar_arguments_used, dollar_arguments_count,
8161 dollar_first_arg_num, dollar_max_arg_used, dollar_format_warned):
8163 (check_format_info): Support $ formats for scanf and printf width
8164 and precision. Always increment format_chars to advance past the
8165 '*' of precision, not just when the format parameters are
8168 2000-08-21 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8170 * mips.c (block_move_loop, expand_block_move,
8171 function_arg_partial_nregs, save_restore_insns, function_prologue,
8172 mips_expand_prologue, RA_MASK): Avoid using the `U' integer
8174 (function_arg_advance, function_arg): Match argument to format
8177 2000-08-21 Nix <nix@esperi.demon.co.uk>
8179 * gcc.c (do_spec_1): Implement %j spec flag.
8180 Remove dead comment.
8182 * gcc.texi (The Configuration File): Document HOST_BIT_BUCKET.
8183 * system.h (HOST_BIT_BUCKET): Default to "/dev/null".
8184 * config/i386/xm-dos.h (HOST_BIT_BUCKET): Define as "NUL".
8185 * config/i386/xm-os2.h, config/winnt/winnt.h: Likewise.
8187 * protoize.c (munge_compile_params): Use HOST_BIT_BUCKET (if
8188 writable) instead of hardcoded value.
8190 * toplev.c (compile_file): Output to a file even if -fsyntax-only.
8192 * gcc.c, config/i386/xm-dos.h, config/i386/xm-os2.h: Kill
8195 * gcc.c (cc1_options): Do not process -o or run the assembler if
8197 * objc/lang-spec.h: Likewise.
8199 2000-08-21 Eli Zaretskii <eliz@is.elta.co.il>
8201 * fixinc/fixincl.c (fix_with_system): Pipe the output of
8202 "external" fixes through `cat', to avoid truncating the input
8203 file by redirection.
8205 2000-08-21 Jakub Jelinek <jakub@redhat.com>
8207 * config/i386/i386.md (lea_general_1): Copy insn condition to split
8209 (lea_general_2, lea_general_3): Likewise.
8211 2000-08-21 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8213 * c-decl.c (duplicate_decls, define_label): Restrict -Wtraditional
8214 warnings to user code.
8216 * c-lex.c (readescape, yylex): Likewise.
8218 * c-typeck.c (store_init_value, process_init_element): Likewise
8219 (c_expand_start_case): Format.
8221 2000-08-18 Maciej W. Rozycki <macro@ds2.pg.gda.pl>
8223 * mips/linux.h (LINK_SPEC): Use %(endian_spec).
8225 * mips/mips.h: Change LINKER_ENDIAN_SPEC to ENDIAN_SPEC
8226 and linker_endian_spec to endian_spec.
8227 (ENDIAN_SPEC): Add %{EB} and %{EL}.
8228 (LINK_SPEC): Remove %{EB} and %{EL}.
8229 (ASM_SPEC): Likewise. Use %(endian_spec).
8231 2000-08-21 Joseph S. Myers <jsm28@cam.ac.uk>
8233 * c-tree.h (flag_hosted): Move declaration from here...
8234 * c-common.h (flag_hosted): ... to here.
8235 (flag_noniso_default_format_attributes): New declaration.
8236 * c-decl.c (flag_noniso_default_format_attributes): New variable.
8237 (c_decode_option): Set it appropriately for options choosing
8238 language standard variant.
8239 * c-common.c (init_function_format_info): Only provide default
8240 format attributes if flag_hosted. Only provide the gettext
8241 formats if flag_noniso_default_format_attributes. Update
8243 (check_format_info): Disable treatment of %a as a scanf flag in
8246 2000-08-21 Joseph S. Myers <jsm28@cam.ac.uk>
8248 * c-common.c (scan_char_table): Add 'w' to flags for all formats
8250 (check_format_info): Set 'wide' for scanf format widths. Warn for
8251 a zero scanf width. Make the check for writing into a constant
8252 object at the first level of indirection; at later levels, warn if
8253 any type qualifiers are encountered.
8255 Mon Aug 21 07:41:12 2000 Jeffrey A Law (law@cygnus.com)
8257 * reload.c (reload_inner_reg_of_subreg): New function broken out of
8259 (push_reload): Use reload_inner_reg_of_subreg.
8260 (combine_reloads): Do not combine reloads if the input reload
8261 is a SUBREG in which the inner part will need reloading.
8263 * global.c (global_alloc): Avoid passing dumpfile argument to
8265 * toplev.c (rest_of_compilation): Likewise.
8266 * reload.h (reload): Remove dumpfile argument. Callers changed.
8267 (debug_reload, debug_reload_to_stream): Move prototypes here.
8268 * rtl.h (reload): Remove dumpfile argument.
8269 * reload.c (debug_reload): Remove prototype.
8270 (debug_reload_to_stream): Likewise.
8271 * reload1.c: Avoid passing dumpfile around, rely on rtl_dump_file
8274 2000-08-21 Gabriel Dos Reis <gdr@merlin.codesourcery.com>
8276 * diagnostic.c (context_as_prefix): Export.
8277 (need_error_newline): Remove.
8278 (lang_diagnostic_starter, lang_diagnostic_finalizer): New objects.
8279 (error_module_changed, record_last_error_module,
8280 error_function_changed, record_last_error_function): New functions.
8281 (initialize_diagnostics): Default intialize
8282 lang_diagnostic_starter, lang_diagnostic_finalizer.
8283 (init_output_buffer): Tweak.
8284 (file_name_as_prefix): New function.
8285 (announce_function, default_print_error_function,
8286 report_error_function, set_diagnostic_context): Tweak.
8288 2000-08-21 Richard Earnshaw <rearnsha@arm.com>
8290 * flow.c (init_propagate_block_info): Handle SUBREG in a jump
8291 condition expression.
8293 2000-08-20 Richard Henderson <rth@cygnus.com>
8295 * flow.c (merge_blocks_nomove): Don't seek back past the bb note.
8297 2000-08-20 Zack Weinberg <zack@wolery.cumb.org>
8299 * cppinit.c (cpp_init): Set global flag when called.
8300 (cpp_reader_init): Bomb out if cpp_init hasn't been called.
8302 Sun Aug 20 01:41:35 2000 Dennis Chernoivanov <cdi@sparc.spb.su>
8304 * cpplex.c (cpp_scan_buffer): Move `output_line_command' just
8305 before `process_directive' so that newlines won't be missed
8307 (cpp_printf): Increment `print->lineno' when newline is emitted.
8309 * cppmain.c (cb_ident): Likewise.
8310 (cb_define): Likewise.
8311 (cb_undef): Likewise.
8312 (cb_include): Likewise.
8313 (cb_def_pragma): Likewise.
8314 (dump_macros_helper): Likewise.
8316 2000-08-20 Richard Henderson <rth@cygnus.com>
8318 * config/ia64/ia64.c (emit_insn_group_barriers): Stop if ar.lc
8319 assigned before a loop.
8321 * config/ia64/ia64.md (ashlsi3): Zero extend the shift count.
8322 (ashrsi3, lshrsi3): Likewise.
8324 2000-08-20 Gabriel Dos Reis <gdr@codesourcery.com>
8326 * c-lang.c: #include diagnostic.h
8327 (c_tree_printer): New function.
8328 (lang_init): Initialize lang_printer.
8330 * Makefile.in (c-lang.o): Depends on diagnostic.h
8332 2000-08-20 Gabriel Dos Reis <gdr@codesourcery.com>
8334 * c-errors.c (pedwarn_c99): Adjust call to report_diagnostic.
8336 * diagnostic.c (default_diagnostic_starter,
8337 default_diagnostic_finalizer): New functions.
8338 (diagnostic_for_asm, diagnostic_for_decl): Tweak.
8339 (pedwarn, pedwarn_with_file_and_line, error,
8340 error_with_file_and_line, fatal, warning,
8341 warning_with_file_and_line): Adjust call to report_diagnostic.
8342 (report_diagnostic): Rework.
8343 (set_diagnostic_context): New function.
8345 * diagnostic.h (struct diagnostic_context): New data structure.
8346 (diagnostic_message, diagnostic_argument_list,
8347 diagnostic_file_location, diagnostic_line_location,
8348 diagnostic_is_warning, diagnostic_starter, diagnostic_finalizer,
8349 diagnostic_finalizer, diagnostic_auxiliary_data): New macros.
8350 (set_diagnostic_context): Declare.
8351 (report_diagnostic): Change prototype.
8353 Sun 20-Aug-2000 09:25:45 BST Neil Booth <NeilB@earthling.net>
8355 * fix-header.c (main): Initialize cpplib.
8357 2000-08-19 Michael Meissner <meissner@redhat.com>
8359 * ifcvt.c (find_if_block): Do not assume that a THEN block has any
8360 instructions in it before checking for indirect jumps.
8362 * ifcvt.c (find_if_block): Do not consider a THEN block that ends
8363 in a indirect jump as a potential for conditional execution.
8365 * d30v.h (d30v_init_expanders): Don't declare here.
8366 * d30v-protos.h (d30v_init_expanders): Declare here with a valid
8369 Sat 19-Aug-2000 21:11:45 BST Neil Booth <NeilB@earthling.net>
8371 * cpp.texi: Add @section for assertions.
8373 Sat Aug 19 12:37:08 EDT 2000 John Wehle (john@feith.com)
8375 * loop.c (scan_loop): Use CONST_CALL_P instead of
8376 checking for REG_LIBCALL / REG_RETVAL.
8378 Sat Aug 19 09:18:47 2000 Jeffrey A Law (law@cygnus.com)
8380 * reload1.c (reload_as_needed): Accept dumpfile argument,
8381 pass it to emit_reload_insns.
8382 (emit_reload_insns): Add new dumpfile argument. If non-null
8383 then dump the reloads for each insn into the dumpfile.
8384 (reload): Pass dumpfile to reload_as_needed.
8386 * invoke.texi: Clean up linux-gnu vs linux comments.
8388 2000-08-19 Richard Henderson <rth@cygnus.com>
8390 * config/ia64/ia64.c (reg_or_5bit_operand): New.
8391 (ia64_depz_field_mask): New.
8392 * config/ia64/ia64.h (CONSTRAINT_OK_FOR_R): New.
8393 (PREDICATE_CODES): Update.
8394 * config/ia64/ia64.md: Update commentary.
8395 (depz_internal): New.
8396 (ashlsi3): Implement directly.
8397 (ashrsi3, lshrsi3): Simplify; rely on extv and extzv for constants.
8398 (ashldi3): Use shladd.
8399 * config/ia64/ia64-protos.h: Update.
8401 2000-08-18 Zack Weinberg <zack@wolery.cumb.org>
8403 * toplev.c (independent_decode_option): Always process -g.
8404 Remove third argument, now unused. Adjust caller to match.
8406 2000-08-18 Richard Henderson <rth@cygnus.com>
8408 * combine.c (make_compound_operation): Break after creating
8411 2000-08-18 Zack Weinberg <zack@wolery.cumb.org>
8413 * cpplib.c (cpp_register_pragma_space): Just return if the
8414 namespace is already registered.
8416 2000-08-18 Ray Essick <essick@ddna.labs.mot.com> & Nick Clifton <nickc@redhat.com>
8418 * config/mcore/mcore.md (rotlsi3): Allow allow rotations by a
8419 constant amount. Do not generate ROTL instruction.
8421 Fri Aug 18 16:22:20 2000 Alexandre Oliva <aoliva@redhat.com>
8423 * config/sh/elf.h: Do not include sh/sh.h.
8424 * config/sh/rtems.h: Likewise.
8425 * config/sh/rtemself.h: Do not include sh/elf.h.
8426 * configure.in: Get them included with `tm_file's.
8427 * configure: Rebuilt.
8429 * config/sh/sh.md (fpu_switch0, fpu_switch1): Simplify.
8430 * config/sh/sh.c (fpscr_set_from_mem): Use them.
8432 Fri Aug 18 14:23:18 2000 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
8434 * stor-layout.c (compute_record_type): Don't use mode of single
8435 field as mode of record if not integer mode of same type.
8437 * regmove.c (perhaps_ends_bb_p): New function.
8438 (optimize_reg_copy_1, optimize_reg_copy_2): Call it.
8439 (optimize_reg_copy_3, fixup_match_2, regmove_optimize): Likewise.
8440 (fixup_match_1): Likewise.
8441 (fixup_match_1, combine_stack_adjustments_for_block): Add casts to
8442 avoid signed/unsigned warnings.
8444 * function.c (fixup_var_refs_1, case MEM): Update CODE after
8447 Fri 18-Aug-2000 18:33:45 BST Neil Booth <NeilB@earthling.net>
8449 * cpphash.h: Use HAVE_DESIGNATED_INITIALIZERS.
8450 (_cpp_trigraph_map): Declaration moved from cpplex.c
8452 * cppinit.c: Define _cpp_trigraph_map. Use UCHAR_MAX + 1
8453 instead of 256. Use consistent test for designated initializers.
8454 (cpp_init): Initialize trigraph_map.
8455 (initialize_standard_includes, parse_option): Use memcmp
8458 * cpplex.c (init_trigraph_map): Remove.
8459 (trigraph_ok, trigraph_replace, lex_line): Refer to
8462 * cpplib.c (str_match, WARNING, ERROR, ICE): Delete.
8463 (do_unassert): Remove unused "next" local.
8465 * system.h (HAVE_DESIGNATED_INITIALIZERS): New prototype.
8467 2000-08-18 Emmanuel Marty <emarty@suntech.fr>
8469 * arm/lib1funcs.asm (_umodsi3 THUMB VARIANT): Restore deleted return
8472 2000-08-17 Richard Henderson <rth@cygnus.com>
8474 * config/ia64/ia64.c (spill_restore_mem): Handle emitting
8475 the first insn in a sequence.
8477 Thu Aug 17 22:40:05 EDT 2000 John Wehle (john@feith.com)
8479 * alias.c (true_dependence, write_dependence_p): A read
8480 involving a label_ref or the constant pool doesn't create
8483 * rtl.h (unchanging): Improve documentation.
8485 2000-08-17 Rodney Brown <RodneyBrown@mynd.com>
8487 * cse.c (insert_regs): Remove unused `regno'.
8489 2000-08-17 Neil Booth <NeilB@earthling.net>
8491 * (cppinit.c) merge_include_chains: Use remove_dup_dir,
8492 remove_dup_dirs. If qtail == brack, remove brack not
8494 (remove_dup_dir, remove_dup_dirs): New functions.
8496 2000-08-17 Neil Booth <NeilB@earthling.net>
8498 * cppinit.c (cpp_cleanup): Free include dir chains.
8499 * cpplib.c (do_undef): Let _cpp_free_definition make the node void.
8500 (do_unassert): Free the assert with _cpp_free_definition.
8501 * cppmacro.c (_cpp_free_definition): Free memory allocated for
8502 assertions. Make the node a T_VOID node.
8504 2000-08-17 Neil Booth <NeilB@earthling.net>
8506 * cppinit.c (path_include, append_include_chain):
8507 Remove 2nd parameter (struct cpp_pending *).
8508 (path_include, initialize_standard_includes, cpp_handle_option):
8509 Update callers appropriately.
8510 (cpp_handle_option): Use pend.
8512 2000-08-17 Neil Booth <NeilB@earthling.net>
8514 * cppinit.c (sort_options): Remove, put functionality in
8517 (initialize_builtins): Free memory.
8518 (cpp_start_read): Move init_IStable to cpp_init.
8520 * cpplib.h (cpp_init): New prototype.
8521 * cppmain.c (main): Call cpp_init.
8523 Thu Aug 17 13:20:32 EDT 2000 John Wehle (john@feith.com)
8525 * rtlanal.c (rtx_unstable_p): Use CONSTANT_P.
8526 (rtx_unstable_p, rtx_varies_p): Process vectors.
8528 2000-08-16 Niibe Yutaka <gniibe@m17n.org>, Kaz Kojima <kkojima@rr.iij4u.or.jp>
8530 * config/sh/lib1funcs.asm (GLOBAL): Define. Use for all
8531 references to GLOBAL symbols. Use LOCAL where appropriate.
8533 2000-08-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8535 * configure.in (*-ibm-aix4.[12]*): Delete test for gnu ld. Always
8536 use t-aix41 when host == target.
8538 2000-08-16 Richard Henderson <rth@cygnus.com>
8540 * reload.c (push_secondary_reload): Revert last change.
8541 If we use a reload_in/out pattern, make the when the same
8542 as the primary reload.
8543 (find_reloads): Likewise.
8545 2000-08-16 Manfred Hollstein <manfredh@redhat.com>
8547 * configure.in (libstdcxx-v3): Fix test.
8548 * configure: Regenerate.
8550 Wed Aug 16 08:10:32 2000 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
8552 * calls.c (calls_function_1, expand_call): Only test
8553 TYPE_RETURNS_STACK_DEPRESSED for FUNCTION_TYPE.
8554 * function.c (thread_prologue_and_epilogue_insns): Likewise.
8556 2000-08-16 Richard Henderson <rth@cygnus.com>
8558 * combine.c (simplify_shift_const): Revert previous two
8559 changes. If SHIFT_COUNT_TRUNCATED, crop the shift count
8560 before the main loop.
8562 2000-08-15 Richard Henderson <rth@cygnus.com>
8564 * combine.c (simplify_shift_const): Bound shift count when
8567 Tue Aug 15 17:33:05 2000 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
8569 * calls.c (ECF_SP_DEPRESSED): New macro.
8570 (calls_function_1): Treat calling sp-depressed function as alloca.
8571 (emit_call_1): Don't adjust SP if calling sp-depressed function.
8572 (expand_call): Set ECF_SP_DEPRESSED if TYPE_RETURNS_STACK_DEPRESSED.
8573 If sp-depressed, ensure block saves and restores SP.
8574 * fold-const.c (extract_muldiv): Only check TYPE_IS_SIZETYPE
8576 * function.c (keep_stack_depressed): New function.
8577 (thread_prologue_and_epilogue_insns): Call it.
8578 * print-tree.c (print_node): Use HOST_WIDE_INT_PRINT_UNSIGNED
8579 to print DECL_OFFSET_ALIGN.
8580 Print no-force-blk and transparent-union flags properly.
8581 * stmt.c (expand_goto_internal): Don't restore stack if last block
8582 and function returns with sp depressed.
8583 (fixup_gotos): Likewise.
8584 (save_stack_pointer): New function, from code in expand_decl.
8585 (expand_decl): Call new function.
8586 * tree.h (TYPE_IS_SIZETYPE): Call INTEGER_TYPE_CHECK.
8587 (TYPE_RETURNS_STACK_DEPRESSED): New macro.
8588 (save_stack_pointer): New declaration.
8590 * diagnostic.c (fatal_function): New variable.
8591 (set_fatal_function): New function.
8593 * diagnostic.h (set_fatal_function): New declaration.
8595 2000-08-15 William Cohen <wcohen@redhat.com>
8597 * config/sh/elf.h (DWARF2_DEBUGGING_INFO): Defined.
8598 (PREFERRED_DEBUGGING_TYPE): Set to dwarf2 info.
8599 (DWARF2_ASM_LINE_DEBUG_INFO): Defined.
8601 2000-08-15 Richard Henderson <rth@cygnus.com>
8603 * flow.c (mark_used_reg): Set reg_cond_reg appropriately.
8605 2000-08-15 Richard Earnshaw <rearnsha@arm.com>
8607 * arm.c (arm_function_ok_for_sibcall): New function.
8608 * arm.h (FUNCTION_OK_FOR_SIBCALL): Define.
8609 * arm.md (call expanders): Don't check here for calls that can't
8612 2000-08-15 Richard Earnshaw <rearnsha@arm.com>
8614 * arm.md (splits generating cond_exec): Disable.
8616 2000-08-15 Richard Earnshaw <rearnsha@arm.com>
8618 * arm/linux-elf.h (text_section): Delete declaration.
8620 2000-08-15 Richard Earnshaw <rearnsha@arm.com>
8622 ARM support for unordered FP operations.
8623 * arm-protos.h (arm_comparison_operator): Declare.
8624 * arm.c (arm_comparison_operator): New function.
8625 (arm_select_cc_mode): Add unordered comparison codes.
8626 (get_arm_condition_code): Likewise.
8627 (arm_final_prescan_insn): Can't handle unordered jumps that can't
8628 be done in one insn.
8629 * arm.h (PREDICATE_CODES): Add arm_comparison_operator.
8630 * arm.md (all uses of comparison_operator): Replace with
8631 arm_comparison_operator.
8632 (bunordered, bordered, bugt, bunlt, bunge, bunle, buneq, bltgt): New
8634 (arm_buneq, arm_bltgt, arm_buneq_reversed, arm_bltgt_reveresed): New
8637 Tue Aug 15 00:36:36 2000 Ovidiu Predescu <ovidiu@cup.hp.com>
8639 * gthr-posix.h: Conditionally include <sched.h>; include
8640 <config.h> from libobjc/.
8642 2000-08-14 Richard Henderson <rth@cygnus.com>
8644 * config/i386/i386.c (legitimize_pic_address): Use Pmode
8647 2000-08-14 Richard Henderson <rth@cygnus.com>
8649 * configure.in (ia64-*): Set float_format for i386 long double.
8651 * real.c (GET_REAL): Treat 128-bit INTEL_EXTENDED_IEEE_FORMAT
8652 as we would for i386 XFmode.
8653 (PUT_REAL): Likewise.
8654 (endian, ereal_atof, real_value_truncate): Likewise.
8655 (ereal_isneg, toe64, etens, make_nan): Likewise.
8656 * real.h (REAL_VALUE_TO_TARGET_LONG_DOUBLE): Likewise.
8658 * config/ia64/ia64-protos.h: Update.
8659 * config/ia64/ia64.c (general_tfmode_operand): New.
8660 (destination_tfmode_operand): New.
8661 (tfreg_or_fp01_operand): New.
8662 (ia64_split_timode): New.
8663 (spill_tfmode_operand): New.
8664 (ia64_expand_prologue): Use TFmode not XFmode.
8665 (ia64_expand_epilogue): Likewise.
8666 (ia64_function_arg): Likewise.
8667 (ia64_function_arg_advance): Likewise.
8668 (ia64_return_in_memory): Likewise.
8669 (ia64_function_value): Likewise.
8670 (ia64_print_operand): Likewise.
8671 (ia64_register_move_cost): Set GR<->FR to 5.
8672 (ia64_secondary_reload_class): Get GR for TImode memory op.
8673 * config/ia64/ia64.h (ROUND_TYPE_SIZE): Remove.
8674 (ROUND_TYPE_ALIGN): Remove.
8675 (LONG_DOUBLE_TYPE_SIZE): Set to 128.
8676 (INTEL_EXTENDED_IEEE_FORMAT): Define.
8677 (HARD_REGNO_NREGS): Use TFmode, not XFmode.
8678 (HARD_REGNO_MODE_OK): Likewise. Disallow TImode in FRs.
8679 (MODES_TIEABLE_P): Use TFmode, not XFmode.
8680 (CLASS_MAX_NREGS): Likewise.
8681 (ASM_OUTPUT_LONG_DOUBLE): Output by 4 byte hunks.
8682 (PREDICATE_CODES): Update.
8683 * config/ia64/ia64.md (movti): New.
8684 (movti_internal): Use a clobber for memory alternatives.
8685 (reload_inti, reload_outti): New.
8686 (movsfcc_astep): Predicate properly.
8687 (movdfcc_astep): Likewise.
8690 (extendsftf2, extenddftf2): New.
8691 (trunctfsf2, trunctfdf2): New.
8692 (floatditf2, fix_trunctfdi2): New.
8693 (floatunsditf2, fixuns_trunctfdi2): New.
8694 (addtf3, subtf3, multf3, abstf2): New.
8695 (negtf2, nabstf2, mintf3, maxtf3): New.
8696 (maddtf3, msubtf3, nmultf3, nmaddtf3): New.
8698 (fr_spill): Use TFmode, not XFmode.
8699 (fr_restore): Likewise.
8700 * config/ia64/lib1funcs.asm (__divtf3): New.
8701 * config/ia64/t-ia64 (LIB1ASMFUNCS): Add it.
8703 2000-08-14 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8705 * cse.c (fold_rtx): Avoid empty body in an if-statement.
8707 * doloop.c (doloop_iterations_max, doloop_modify): Avoid using the
8708 `U' integer constant suffix.
8710 * dwarf2out.c (add_subscript_info): Avoid empty body in an
8713 * sparc/sol2.h (__enable_execute_stack): Prototype.
8715 2000-08-14 David Edelsohn <edelsohn@gnu.org>
8717 * collect2.c: Remove use of AIX import file.
8719 * longlong.h: Test ARCH_PWR not ARCH_POWER.
8721 * rs6000.c (print_operand, case 'E'): Add else.
8723 2000-08-14 Richard Henderson <rth@cygnus.com>
8725 * config/ia64/ia64.md (movdi): Delay calling ia64_expand_load_address.
8726 (movdi_symbolic): New.
8728 2000-08-14 Jim Wilson <wilson@cygnus.com>
8730 * config/ia64/ia64.h (ASM_SPEC): Pass -mconstant-gp and -mauto-pic
8731 to GNU as. For Intel as, pass -M const_gp and -M no_plabel.
8732 * config/ia64/linux.h (ASM_SPEC): Pass -mconstant-gp and -mauto-pic
8735 2000-08-14 Richard Henderson <rth@cygnus.com>
8737 * expr.c (emit_group_load): Don't force constants into registers.
8738 Special case source already in the correct mode.
8740 2000-08-14 Zack Weinberg <zack@wolery.cumb.org>
8742 * configure.in: Accept *-*-linux* not just *-*-linux-gnu*.
8743 * fixinc/inclhack.def: Likewise.
8744 * fixinc/mkfixinc.sh: Likewise.
8745 * configure: Regenerate.
8746 * fixinc/fixincl.x: Regenerate.
8747 * install.texi: Document equivalence of linux and linux-gnu.
8749 Mon Aug 14 18:51:44 2000 J"orn Rennecke <amylaar@cygnus.co.uk>
8751 * cse.c (insert_regs): Also in REG case: When finding an invalid
8752 value, and we make a new quantity, make sure that it won't be
8753 mistaken by for a valid one by mention_regs.
8755 2000-08-13 Ralf Gütlein <ralf.guetlein@aranea.de>
8757 * h8300.md: Remove obsolete peepholes.
8759 2000-08-13 Kazu Hirata <kazu@hxi.com>
8761 * invoke.texi (H8/300 Options): Fix typos.
8762 * config/h8300.c: Fix formatting.
8763 * config/h8300.h: Fix comment typos.
8764 (OVERRIDE_OPTIONS): Fix formatting.
8766 * function.c: Fix formatting.
8768 * cse.c: Fix formatting.
8770 2000-08-13 Geoff Keating <geoffk@cygnus.com>
8772 * flow.c (attempt_auto_inc): Remove unused variable `bb'.
8773 (attempt_auto_inc): Suppress parentheses warning.
8774 * function.c (put_reg_into_stack): Remove unused variable `unsigned_p'.
8775 * loop.c (load_mems): Remove `u' suffix in two places.
8776 * config/rs6000/rs6000.c: Remove unnecessary `u' suffixes from
8778 * config/rs6000/rs6000.h: Likewise.
8779 * config/rs6000/sol-c0.c: Prototype some functions. Remove the
8780 __eabi dummy routine.
8781 * config/rs6000/sysv4.h (ASM_DECLARE_FUNCTION_NAME): Remove unused
8784 * config/rs6000/rs6000.c (rs6000_select_section): Rewrite to
8785 not put stuff in .sdata unnecessarily.
8786 (rs6000_unique_section): New function.
8787 * config/rs6000/rs6000-protos.h: Add rs6000_unique_section.
8788 * config/rs6000/sysv4.h (UNIQUE_SECTION): Define.
8790 * c-typeck.c (build_array_ref): Don't complain about non-lvalue
8791 arrays in C99. Don't try to look at DECL_REGISTER of a
8792 COMPONENT_REF. Don't complain twice about the same error.
8794 * fixinc/inclhack.def (aix_pthread): New fix.
8795 (aix_sysmachine): New fix.
8796 * fixinc/fixincl.x: Regenerate.
8798 * expr.c (expand_expr): Call convert_modes when turning a large
8799 multiply into a small one.
8801 2000-08-12 Geoff Keating <geoffk@cygnus.com>
8803 * tree.h (DECL_OFFSET_ALIGN): Make the off_align field of
8804 the tree structure an exponent rather than an explicit alignment
8805 so it doesn't overflow.
8806 (SET_DECL_OFFSET_ALIGN): New macro.
8807 * stor-layout.c (place_union_field): Use SET_DECL_OFFSET_ALIGN
8808 rather than DECL_OFFSET_ALIGN.
8809 (place_field): Likewise.
8810 * expmed.c (store_bit_field): Abort on align==0 to avoid
8811 antisocial machine behaviour.
8813 2000-08-12 Richard Henderson <rth@cygnus.com>
8815 * sibcall.c (uses_addressof): Accept both addressof and
8816 current_function_internal_arg_pointer inside a mem.
8817 (optimize_sibling_and_tail_recursive_call): Fail tail recursion
8818 if current_function_uses_addressof.
8819 * stmt.c (expand_return): Kill tail recursion and HAVE_return
8822 2000-08-11 Richard Henderson <rth@cygnus.com>
8824 * config/ia64/ia64.md (addsi3): Remove expander.
8825 (subsi3, mulsi3, negsi2, one_cmplsi2): Likewise.
8826 (*addsi3_shladd): New.
8828 2000-08-11 Richard Henderson <rth@cygnus.com>
8830 * config/ia64/ia64.c (do_spill): Pass cfa offset to move expander.
8831 (do_restore): Likewise.
8832 (gen_movdi_x, gen_fr_spill_x, gen_fr_restore_x): New.
8833 (ia64_expand_prologue, ia64_expand_epilogue): Use them.
8834 (rtx_needs_barrier): Track actual bit manipulation for
8835 ar.unat moves, gr_spill, and gr_restore.
8836 (emit_insn_group_barriers): Special case gr_spill/gr_restore.
8837 (process_set): Don't handle varargs spills.
8838 * config/ia64/ia64.md (gr_spill): Accept cfa offset. Emit
8839 .mem.offset here instead of in process_set.
8840 (gr_restore): Likewise.
8842 2000-08-11 Richard Henderson <rth@cygnus.com>
8844 * config/ia64/ia64.h (PROMOTE_MODE): Only extend to SImode.
8846 2000-08-11 Mark Elbrecht <snowball3@bigfoot.com>
8848 * gcc.texi (The Configuration File): Document
8849 COLLECT2_HOST_INITIALIZATION, GCC_DRIVER_HOST_INITIALIZATION, and
8850 UPDATE_PATH_HOST_CANONICALIZATION.
8852 2000-08-11 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8854 * c-parse.in (cast_expr): Avoid -Wstrict-prototype warnings for
8855 unprototyped function pointer casts on integer constants.
8857 2000-08-11 Laurynas Biveinis <lauras@softhome.net>
8859 * fixproto: Recognize DOS paths with drive letters as absolute paths.
8861 2000-08-11 Nathan Sidwell <nathan@codesourcery.com>
8863 * extend.texi (Volatiles): Fix typos.
8865 2000-08-11 Kazu Hirata <kazu@hxi.com>
8867 * flow.c: Fix formatting.
8869 2000-08-11 Richard Henderson <rth@cygnus.com>
8871 * reload.c (push_secondary_reload): When invoking a reload_{in,out}
8872 pattern, always allocate a tertiary scratch register.
8874 * config/alpha/alpha.md (reload_inqi): Use a DImode scratch.
8875 (reload_inhi): Likewise.
8877 2000-08-11 Richard Henderson <rth@cygnus.com>
8879 * function.c (put_reg_into_stack): Allow type to be NULL.
8880 (schedule_fixup_var_refs): Likewise.
8881 (gen_mem_addressof): Allow decl to be NULL.
8882 (put_addressof_into_stack): Likewise.
8884 * flow.c (merge_blocks_nomove): Be more careful about
8885 locating the beginning of block A.
8887 * combine.c (simplify_shift_const): Obey SHIFT_COUNT_TRUNCATED.
8889 Thu Aug 10 22:47:09 2000 Ovidiu Predescu <ovidiu@cup.hp.com>
8894 * config.in: Reverted the check for <sched.h>.
8896 2000-08-10 Chris Demetriou <cgd@sibyte.com>
8898 * mips/elf.h (CTOR_SECTION_NAME, DTOR_SECTION_NAME): New
8899 macros define the name of CTOR and DTOR sections.
8900 (CTOR_LIST_BEGIN, CTOR_LIST_END, DTOR_LIST_BEGIN,
8901 DTOR_LIST_END): Change to use attributes to specify
8903 * mips/elf64.h (CTOR_SECTION_NAME, DTOR_SECTION_NAME,
8904 (CTOR_LIST_BEGIN, CTOR_LIST_END, DTOR_LIST_BEGIN,
8905 DTOR_LIST_END): Same as in mips/elf.h.
8907 2000-08-10 Drew Moseley <dmoseley@redhat.com>
8909 * config/mn10300/mn10300.h: Added no-crt0 option for explicitly
8910 disabling just crt0.o.
8912 2000-08-10 Richard Earnshaw <rearnshaw@arm.com> & Nick Clifton <nickc@cygnus.com>
8914 * arm.h (CPP_SPEC): Use sub-spec cpp_interwork.
8915 (CPP_INTERWORK_SPEC, CPP_INTERWORK_DEFAULT_SPEC): New sub-specs.
8916 (EXTRA_SPECS): Add them.
8917 * arm/lib1funcs.asm: Support builds for interworking.
8918 Use macros to eliminate duplicated pieces of code.
8920 2000-08-10 Kazu Hirata <kazu@hxi.com>
8922 * h8300.c (expand_a_rotate): New.
8923 (emit_a_rotate): Likewise.
8924 (h8300_adjust_insn_length): Add support for the rotate insns.
8925 * h8300.md (rotlqi3): New.
8926 (*rotlqi3_1): Likewise.
8927 (rotlhi3): Likewise.
8928 (*rotlhi3_1): Likewise.
8929 (rotlhi3): Likewise.
8930 (*rotlhi3_1): Likewise.
8931 * h8300-proto.h: Add prototypes for expand_a_rotate and
8934 * h8300.c: Fix comment typos.
8935 (dosize): Declare the variable amount as unsigned.
8936 (get_shift_alg): Fix a comparison between signed and unsigned.
8937 (emit_a_shift): Likewise.
8938 (h8300_adjust_insn_length): Simplify the code.
8940 * c-decl.c: Fix formatting.
8942 2000-08-10 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8944 * c-lex.c (parse_float, yylex): For -Wtraditional, issue a
8945 warning about non-traditional numeric constant suffixes.
8947 * cppexp.c (parse_number): Likewise.
8949 * invoke.texi: (-Wtraditional): Document new behavior.
8951 Thu Aug 10 00:11:04 2000 Ovidiu Predescu <ovidiu@cup.hp.com>
8953 * gthr-posix.h: Include auto-host.h. Conditionally include
8955 * configure.in: Check for the <sched.h> header file.
8956 * config.in: Added define for HAVE_SCHED_H.
8958 2000-08-09 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8960 * c-typeck.c (process_init_element): For -Wtraditional, warn about
8961 initialization of unions.
8963 * invoke.texi (-Wtraditional): Document new behavior.
8965 2000-08-09 Zack Weinberg <zack@wolery.cumb.org>
8967 * configure.in (--enable-c-cpplib): Uncomment. Use AC_DEFINE
8968 instead of extra_c_flags.
8969 (--enable-c-mbchar): Use AC_DEFINE instead of extra_c_flags.
8970 * configure: Regenerate.
8971 * config.in: Regenerate.
8973 * cpperror.c (cpp_type2name): New function.
8974 * cpplex.c (lex_line): If we issued an error for an invalid
8975 preprocessing directive, discard that logical line.
8976 * cpplib.c (do_line): Call a hook function if the current file
8977 is renamed by #line.
8978 (do_ident): Pass the contents of the string, not the entire
8979 token, to the callback function.
8980 * cpplib.h (CPP_LAST_PUNCTUATOR): New #define.
8981 (cb.rename_file): New hook function.
8982 (cb.ident): Adjust prototype.
8983 (cpp_type2name): Prototype.
8984 * cppmacro.c (dump_macro_args): Correct precedence lossage.
8986 * cppmain.c (cb_ident): Update for changed interface.
8987 (cb_rename_file): New function.
8988 (main): Set rename callback.
8990 2000-08-09 Alexandre Oliva <aoliva@redhat.com>
8992 * caller-save.c (mark_referenced_regs): Mark partially-overwritten
8993 multi-word registers.
8995 2000-08-08 Joseph S. Myers <jsm28@cam.ac.uk>
8997 * c-common.c (combine_strings, check_format_info): Refer to ISO C
8998 or ISO C89 instead of ANSI C.
8999 * c-decl.c (grokdeclarator, xref_tag, finish_struct,
9000 build_enumerator, do_case): Likewise.
9001 * c-lex.c (parse_float, yylex): Likewise.
9002 * c-parse.in: Likewise.
9003 * c-typeck.c (common_type, build_array_ref, build_binary_op,
9004 build_unary_op, pedantic_lvalue_warning, build_conditional_expr,
9005 build_c_cast, convert_for_assignment, set_init_index,
9006 set_init_label, c_expand_start_case): Likewise.
9007 * toplev.c (documented_lang_options, display_help): Likewise.
9009 2000-08-08 Kazu Hirata <kazu@hxi.com>
9011 * h8300.c: Fix formatting.
9012 * h8300.h: Likewise.
9013 * h8300.md: Likewise.
9014 (movsi_h8300hs): Fix formatting of the resulting assembly code.
9016 * reload1.c: Fix formatting.
9018 2000-08-08 Rodney Brown <RodneyBrown@mynd.com>
9020 * alpha/alpha.c (alpha_emit_xfloating_libcall):
9021 Use GEN_CALL_VALUE define.
9022 * alpha/alpha.md (untyped_call): Use GEN_CALL define.
9023 * clipper/clipper.md (untyped_call): Likewise.
9024 * dsp16xx/dsp16xx.md (untyped_call): Likewise.
9025 * fx80/fx80.md (untyped_call): Likewise.
9026 * mips/mips.md (untyped_call): Likewise.
9027 * ns32k/ns32k.md (untyped_call): Likewise.
9028 * pa/pa.md (untyped_call): Likewise.
9029 * romp/romp.md (untyped_call): Likewise.
9030 * sparc/sparc.md (untyped_call): Likewise.
9032 2000-08-08 Jason Eckhardt <jle@cygnus.com>
9034 * config/i860/i860.c (singlemove_string): Do not generate assembler
9035 pseudo instructions that must be expanded (that is, with signed
9036 constants larger than 16 bits).
9038 2000-08-08 Richard Henderson <rth@cygnus.com>
9040 * flow.c (life_analysis): Only turn off PROP_LOG_LINKS and
9041 PROP_AUTOINC at -O0. Don't collect alias info at -O0.
9042 (init_propagate_block_info): Don't kill memory stores at -O0.
9043 (mark_set_1, mark_used_regs): Likewise.
9045 2000-08-08 David Edelsohn <edelsohn@gnu.org>
9047 * rs6000.c (optimization_options): Decorate 'level' as
9049 (mask64_operand): Remove sign-extend thinko.
9050 (rldic_operand): New function.
9051 (load_multiple_operation): regno's are unsigned ints.
9052 (store_multiple_operation): Likewise.
9053 (lmw_operation): Likewise.
9054 (stmw_operation): Likewise.
9055 (includes_lshift_p): shift_mask is unsigned int.
9056 (includes_lshift64_p): New function.
9057 (addrs_ok_for_quad_peep): unsigned int reg1.
9058 (print_operand): Consistently add "else" after
9059 output_operand_lossage().
9060 (print_operand, case 'b'): Fold in case 'W'.
9061 (print_operand, case 'W'): Print rldic MB value.
9062 (output_epilogue): Update Objective-C language string.
9063 (output_toc): unsigned HOST_WIDE_INT low, compare unsigned.
9064 * rs6000.h (PREDICATE_CODES): Add rldic_operand.
9065 * rs6000.md (ashldi3): Add rldic instruction.
9066 (iordi3, xordi3): Remove redundant "else if CONST_DOUBLE".
9067 (cmpsi_internal2, cmpdi_interal2): Use 'b' output template
9070 2000-08-08 Richard Henderson <rth@cygnus.com>
9072 * config/ia64/ia64-protos.h: Remove duplicates. Update
9073 for massive code rearrangements.
9074 * config/ia64/ia64.c (ia64_arpfs_regno): Remove.
9075 (ia64_rp_regno, ia64_fp_regno, ia64_input_regs): Remove.
9076 (ia64_local_regs, ia64_need_regstk): Remove.
9077 (ar_ccv_reg_operand): New.
9078 (ia64_gp_save_reg): New.
9079 (struct ia64_frame_info): Combine most of the size elements;
9080 add new gr save elements.
9081 (find_gr_spill): New.
9082 (next_scratch_gr_reg): New.
9083 (mark_reg_gr_used_mask): New.
9084 (ia64_compute_frame_size): Rewrite. Allocate special AR regs
9085 to GR backing store regs when possible.
9086 (ia64_initial_elimination_offset): New.
9087 (ia64_rap_fp_offset): Remove.
9088 (save_restore_insns): Remove.
9089 (setup_spill_pointers): New.
9090 (finish_spill_pointers): New.
9091 (spill_restore_mem): New.
9092 (do_spill, do_restore): New.
9093 (ia64_expand_prologue): Rewrite to use them.
9094 (ia64_expand_epilogue): Likewise.
9095 (ia64_direct_return): Update for current_frame_info changes.
9096 (ia64_function_prologue): Simplify .prologue emission. Emit
9098 (ia64_setup_incoming_varargs): Don't ever emit rtl.
9099 (ia64_dbx_register_number): New.
9100 (ia64_initialize_trampoline): New.
9101 (ia64_secondary_reload_class): Request GR_REGS for integer
9102 arithmetic destined for FR_REGS.
9103 (ia64_init_machine_status): Don't reset return_address_pointer_rtx.
9104 (ia64_mark_machine_status): Mark ia64_gp_save.
9105 (rws_access_regno): Rename from rws_access_reg; don't treat
9106 predicates specially.
9107 (rws_access_reg): New. Update all callers.
9108 (rtx_needs_barrier): Remove dead unspecs.
9109 (ia64_epilogue_uses): Mark ar.pfs and ar.unat live on exit.
9110 (ia64_encode_section_info): Silence signed/unsigned warnings.
9111 (spill_offset, sp_offset, spill_offset_emitted): Remove.
9112 (tmp_reg, tmp_saved): Remove.
9113 (process_set): Rewrite to expect complicated bits via
9114 REG_FRAME_RELATED_EXPR.
9115 (ia64_expand_fetch_and_op): Use emit_move_insn; be explicit
9116 in the use of ar.ccv; never set RTX_UNCHANGING_P.
9117 (ia64_expand_op_and_fetch): Likewise.
9118 (ia64_expand_compare_and_swap): Likewise.
9119 (ia64_expand_builtin): Likewise.
9120 * config/ia64/ia64.h (AR_UNAT_REGNUM): New.
9121 (FIRST_PSEUDO_REGISTER): Update.
9122 (AR_M_REGNO_P): Update.
9123 (FIXED_REGS): Don't mark three local registers as used.
9124 (EXTRA_CC_MODES): New.
9125 (SELECT_CC_MODE): New.
9126 (HARD_REGNO_NREGS): Allow DImode in p0; handle CCImode.
9127 (HARD_REGNO_MODE_OK): Disallow CCImode from non-predicates.
9128 (FRAME_GROWS_DOWNWARD): Unset.
9129 (STARTING_FRAME_OFFSET): Zero.
9130 (ELIMINABLE_REGS): Eliminate from the soft to hard frame pointer.
9131 (INITIAL_ELIMINATION_OFFSET): Defer to out of line function.
9132 (HARD_FRAME_POINTER_REGNUM): New.
9133 (CAN_DEBUG_WITHOUT_FP): Define.
9134 (TRAMPOLINE_TEMPLATE): Remove.
9135 (TRAMPOLINE_SIZE): Lower to 32.
9136 (TRAMPOLINE_ALIGNMENT): Lower to 64.
9137 (INITIALIZE_TRAMPOLINE): Defer to out of line function.
9138 (PREDICATE_CODES): Update.
9139 (struct machine_function): Add ia64_gp_save.
9140 * config/ia64/ia64.md: Purge unused unspecs.
9141 (movsi patterns): Allow moves to/from AR_M_REGS.
9142 (movdi patterns): Allow moves to/from p0.
9143 (call patterns): Move most setjmp hackery to ia64_gp_save_reg.
9144 (gr_spill, gr_restore): Indicate ar.unat read/written.
9145 (nonlocal_goto): Don't pass old frame_pointer.
9146 (nonlocal_goto_receiver): Remove.
9147 (exception_receiver): New.
9148 (builtin_setjmp_setup): New.
9149 (builtin_setjmp_receiver): New.
9150 * config/ia64/lib1funcs.asm (__ia64_save_stack_nonlocal): Bundle.
9151 (__ia64_nonlocal_goto): Bundle. Don't kill r7.
9152 (__ia64_restore_stack_nonlocal): Likewise.
9153 (__ia64_trampoline): New.
9154 * config/ia64/sysv4.h (DBX_REGISTER_NUMBER): Defer to out of line
9156 * config/ia64/t-ia64 (LIB1ASMFUNCS): Add __trampoline.
9158 2000-08-08 Richard Henderson <rth@cygnus.com>
9160 * frame.h (ia64_frame_state): Add my_psp.
9161 * libgcc2.c (ia64_throw_helper): Add throw_sp argument.
9162 (__throw): Pass it in. Don't clobber r7.
9163 * config/ia64/frame-ia64.c (init_ia64_reg_loc): Mark inline.
9164 (execute_one_ia64_descriptor) [mem_stack_v]: Sets psp.when
9165 and nothing to do with sp.
9166 (normalize_reg_loc): Use frame->my_psp.
9167 (frame_translate): Handle frame-pointer-less functions. Set
9168 spill_base correctly, in absence of being told.
9169 (__build_ia64_frame_state): New sp argument. Fill in frame->my_sp.
9170 (__ia64_backtrace_helper): New sp argument. Use
9171 builtin_return_address instead of label addresses.
9172 (print_record) [mem_stack_v]: No size member.
9174 2000-08-08 Richard Henderson <rth@cygnus.com>
9176 * regclass.c (choose_hard_reg_mode): Iterate over all CC modes.
9178 2000-08-08 Richard Henderson <rth@cygnus.com>
9180 * tm.texi (LOCAL_REGNO): Document.
9181 * flow.c (LOCAL_REGNO, EPILOGUE_USES): Provide default.
9182 (mark_regs_live_at_end): Don't mark LOCAL_REGNO registers.
9183 * reload1.c (reload): Likewise when considering nonlocal labels.
9185 * config/ia64/ia64.h (LOCAL_REGNO): New.
9186 * config/sparc/sparc.h (LOCAL_REGNO): New.
9188 2000-08-08 Joseph S. Myers <jsm28@cam.ac.uk>
9190 * c-lex.c (yylex): Don't allow integer suffixes 'LUL', 'Ll', 'lL'.
9192 2000-08-07 Nick Clifton <nickc@redhat.com>
9194 * config/mips/mips.c: Fix compile time warning messages.
9195 * config/mips/mips-protos.h: Add prototype for equality_op.
9197 * mn10300.h (TARGET_SWITCHES): Document `-mam33'.
9199 2000-08-07 Graham Stott <grahams@cygnus.co.uk>
9201 * mn10300.md: Use nonimmediate_operand instead of general_operand
9204 * mn10300.h (PREFERRED_RELOAD_CLASS): Limit memory reloads.
9206 2000-08-07 Alexandre Oliva <aoliva@redhat.com>
9208 * sh.h (EXTRA_CONSTRAINT_Q): Adjust to GNU Coding Standards.
9209 * sh.c (expand_block_move): Break long lines.
9210 (expand_ashiftrt, fpscr_set_from_mem): Likewise.
9211 * sh.md (mulsi3): Likewise.
9212 (movdi): Adjust spacing.
9214 2000-08-07 Richard Henderson <rth@cygnus.com>
9216 * expmed.c (store_bit_field): Don't require MEM_IN_STRUCT_P.
9217 * expr.c (emit_group_store): Don't set it.
9219 2000-08-07 Kazu Hirata <kazu@hxi.com>
9221 * invoke.texi (Options for Debugging Your Program or GCC): Remove
9222 duplicate entries for 'w' and 'z'.
9224 * flow.c: Fix a comment typo.
9226 Sun Aug 6 23:47:35 2000 Ovidiu Predescu <ovidiu@cup.hp.com>
9228 * c-parse.in: Changed the language string for Objective-C to "GNU
9231 Sun Aug 6 11:54:03 2000 Ovidiu Predescu <ovidiu@cup.hp.com>
9233 * gthr-posix.h: Integrated Chris Ball's <cball@fmco.com> changes
9234 to improve the Posix thread support for Objective-C.
9236 2000-08-06 Joseph S. Myers <jsm28@cam.ac.uk>
9238 * c-common.h (enum c_tree_index): Add CTI_SIGNED_SIZE_TYPE and
9239 CTI_UNSIGNED_PTRDIFF_TYPE.
9240 (signed_size_type_node): Define.
9241 (unsigned_ptrdiff_type_node): Define.
9242 * c-decl.c (init_decl_processing): Create the
9243 signed_size_type_node and unsigned_ptrdiff_type_node types.
9244 * c-common.c (T_SC): Define.
9247 (print_char_table): Use T_SST for %zd, %zi, %zn. Use T_UPD for
9248 %to, %tu, %tx, %tX. Allow %hhn (T_SC). Add "c" to the flags for
9250 (scan_char_table): Use T_SC for %hhd, %hhi, %hhn. Use T_SST for
9251 %zd, %zi, %zn. Use T_UPD for %to, %tu, %tx, %tX. Add "c" to the
9252 flags for %c, %s and %[.
9253 (check_format_info): Only allow leniency for signedness of targets
9254 of character pointers (when pedantic) for formats flagged with
9255 "c", so for strings but not for %hh formats. When pedantic, don't
9256 allow character pointers to substitute for void pointers if a
9257 second level of indirection is present.
9259 2000-08-06 Kazu Hirata <kazu@hxi.com>
9261 * invoke.texi (Options for Debugging Your Program or GCC): Update
9262 the names of dump files.
9264 * h8300.c (dosize): Rearrange code for conciseness.
9265 (split_adds_subs): Likewise.
9267 * loop.c: Fix formatting.
9269 * dwarf2out.c: Fix formatting.
9271 * tm.texi (FUNCTION_ARG_PARTIAL_NREGS): Fix a typo.
9273 * expr.c: Fix formatting.
9275 2000-08-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9277 * rs6000.c (rs6000_maybe_dead): Prototype.
9279 2000-08-06 Richard Henderson <rth@cygnus.com>
9281 * stmt.c (expand_goto): Do virtual_stack_vars_rtx replacement for
9282 HAVE_nonlocal_goto as well.
9283 * config/i960/i960.md (nonlocal_goto): Don't do it here.
9284 * config/pj/pj.md (nonlocal_goto): Likewise.
9286 2000-08-07 Michael Hayes <mhayes@cygnus.com>
9288 * loop.c (try_swap_copy_prop): New function.
9289 (load_mems): Rename copies to load_copies and add new regset
9290 store_copies. Check for sets of shadow registers and mark
9291 in store_copies. Call try_swap_copy_prop for registers
9292 marked in store_copies.
9294 Sun Aug 6 00:54:42 2000 Ovidiu Predescu <ovidiu@cup.hp.com>
9296 * objc/objc-act.c: New command line option -fconstant-string-class
9297 to allow specifying a user defined constant string class,
9298 different from NXConstantString.
9300 * toplev.c: Moved the Objective-C specific options to
9301 objc/lang-options.h.
9303 * objc/lang-options.h: Moved the Objective-C specific options from
9304 toplev.c. Added -fconstant-string-class.
9306 2000-08-05 Chris Demetriou <cgd@sibyte.com>
9308 * mips/elf.h (CTOR_LIST_BEGIN, CTOR_LIST_END,
9309 DTOR_LIST_BEGIN, DTOR_LIST_END): change type of
9310 __CTOR_LIST__ from func_ptr array to just func_ptr, to
9311 avoid extra alignment imposed on arrays.
9312 * mips/elf64.h (CTOR_LIST_BEGIN, CTOR_LIST_END,
9313 DTOR_LIST_BEGIN, DTOR_LIST_END): Likewise.
9315 * mips.h: Clean up comments and spacing near MASKs.
9316 (TARGET_UNIX_ASM): Delete.
9317 (MASK_MIPS16, MASK_NO_CHECK_ZERO_DIV, MASK_CHECK_RANGE_DIV,
9318 MASK_UNINIT_CONST_IN_RODATA): Change values to make mask
9321 2000-08-05 Joseph S. Myers <jsm28@cam.ac.uk>
9323 * c-common.c (print_char_table): Add entries for the X/Open '
9324 format flag (print decimals with locale's thousands grouping
9325 character). Make %C expect wint_t.
9326 (check_format_info): If pedantic, warn when the %n$ operand
9327 number form is used. Allow for the ' flag; warn about it if
9330 2000-08-05 Zack Weinberg <zack@wolery.cumb.org>
9332 * i386.h (FUNCTION_OK_FOR_SIBCALL): Not OK if DECL's return
9333 type is a float mode, cfun->decl's return type is not, and
9334 TARGET_FLOAT_RETURNS_IN_80387.
9336 2000-08-04 Andreas Schwab <schwab@suse.de>
9338 * cppmain.c (cb_def_pragma): Skip the first two tokens from the
9339 token list, which are always `#' and `pragma'.
9341 2000-08-04 Zack Weinberg <zack@wolery.cumb.org>
9343 * tree.c (tree_expr_nonnegative_p): Move to...
9344 * fold-const.c: ... here. Also handle BIND_EXPR and RTL_EXPR.
9345 (rtl_expr_nonnegative_p): New.
9346 * tree.h: Add prototype for rtl_expr_nonnegative_p.
9348 * real.h (CONST_DOUBLE_LOW, CONST_DOUBLE_HIGH, CONST_DOUBLE_MEM,
9349 CONST_DOUBLE_CHAIN: Move to...
9350 * rtl.h: ...here. Use XCINT/XCEXP.
9352 * Makefile.in: Remove toplev.o from OBJS. Add rule to make
9353 libbackend.a; add libbackend.a to STAGESTUFF. Add BACKEND
9354 variable. Use BACKEND when linking cc1, not OBJS. Add BACKEND
9357 * objc/Make-lang.in (cc1obj): Link with $(BACKEND).
9359 2000-08-05 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
9361 * config/c4x/c4x.md (return_indirect_internal): New.
9362 * config/c4x/c4x.c (c4x_expand_epilogue): Use it.
9364 2000-08-04 Joseph S. Myers <jsm28@cam.ac.uk>
9366 * c-common.c (time_char_table): Mark up formats added in C99 and
9367 make other corrections. %D and %g were added in C99. %Og is an
9368 extension. %EX is permitted. %R, %T, %n, %r, %t were added in
9369 C99. %e was added in C99. %Oj is an extension. %G and %z are in
9370 C99 rather than GNU extensions, but %OG and %Oz are extensions.
9371 %h was added in C99. %C was added in C99. %OY and %OC are
9372 extensions. Add the C99 format %F.
9373 (check_format_info): If pedantic and not in C99 mode, warn for C99
9376 Fri Aug 4 23:01:58 2000 J"orn Rennecke <amylaar@cygnus.co.uk>
9378 * function.c (schedule_fixup_var_refs): New function, broken out
9379 of put_reg_into_stack.
9380 (put_reg_into_stack): Use it.
9381 (put_var_into_stack): In CONCAT case, fixup up references for
9382 components only after fixing up references to the whole concat.
9384 2000-08-04 Rodney Brown <RodneyBrown@pmsc.com>
9386 * alias.c (mark_constant_function): Use INSN_P.
9387 (init_alias_analysis): Likewise.
9388 * combine.c (combine_instructions): Use INSN_P.
9389 (can_combine_p): Likewise.
9390 (try_combine): Likewise.
9391 (distribute_notes): Likewise.
9392 (distribute_links): Likewise.
9393 * cse.c (cse_around_loop): Use INSN_P.
9394 (invalidate_skipped_block): Likewise.
9395 (cse_set_around_loop): Likewise.
9396 (cse_end_of_basic_block): Likewise.
9397 (delete_trivially_dead_insns): Likewise.
9398 * emit-rtl.c (unshare_all_rtl_again): Use INSN_P.
9399 (unshare_all_rtl_1): Likewise.
9400 (next_cc0_user): Likewise.
9401 (try_split make_insn_raw): Likewise.
9402 (remove_unnecessary_notes): Likewise.
9403 * final.c (shorten_branches): Use INSN_P.
9404 (leaf_renumber_regs): Likewise.
9405 (leaf_renumber_regs_insn): Likewise.
9406 * flow.c (find_label_refs): Use INSN_P.
9407 (verify_wide_reg): Likewise.
9408 (notice_stack_pointer_modification): Likewise.
9409 (count_or_remove_death_notes): Likewise.
9410 (verify_flow_info): Likewise.
9411 (clear_log_links): Likewise.
9412 * function.c (fixup_var_refs_insns): Use INSN_P.
9413 (compute_insns_for_mem): Likewise.
9414 * gcse.c (alloc_gcse_mem): Use INSN_P.
9415 (compute_sets): Likewise.
9416 (compute_hash_table): Likewise.
9417 (classic_gcse): Likewise.
9419 (insert_insn_end_bb): Likewise.
9420 (delete_null_pointer_checks_1): Likewise.
9421 * global.c (expand_preferences): Use INSN_P.
9422 (build_insn_chain): Likewise.
9423 * graph.c (node_data): Use INSN_P.
9424 * haifa-sched.c (priority): Use INSN_P.
9425 (rm_line_notes): Likewise.
9426 (rm_other_notes): Likewise.
9427 (find_insn_reg_weight): Likewise.
9428 (init_target_units): Likewise.
9429 (schedule_block): Likewise.
9430 (compute_block_forward_dependences): Likewise.
9431 (debug_dependencies): Likewise.
9432 (set_priorities): Likewise.
9433 * integrate.c (function_cannot_inline_p): Use INSN_P.
9434 (save_parm_insns): Likewise.
9435 (copy_insn_list): Likewise.
9436 * jump.c (mark_all_labels): Use INSN_P.
9437 (never_reached_warning): Likewise.
9438 * lcm.c (optimize_mode_switching): Use INSN_P.
9439 * local-alloc.c (validate_equiv_mem): Use INSN_P.
9440 (memref_used_between_p): Likewise.
9441 (update_equiv_regs): Likewise.
9442 (block_alloc): Likewise.
9443 (no_conflict_p): Likewise.
9444 * loop.c (scan_loop): Use INSN_P.
9445 (find_and_verify_loops): Likewise.
9446 (count_loop_regs_set): Likewise.
9447 (loop_reg_used_before_p): Likewise.
9448 (strength_reduce): Likewise.
9449 (recombine_givs): Likewise.
9450 (check_dbra_loop): Likewise.
9451 (load_mems): Likewise.
9452 (try_copy_prop): Likewise.
9453 * print-rtl.c (print_rtx): Use INSN_P.
9454 * recog.c (find_single_use): Use INSN_P.
9455 * reg-stack.c (stack_regs_mentioned): Use INSN_P.
9456 (next_flags_user): Likewise.
9457 (swap_rtx_condition): Likewise.
9458 * regmove.c (mark_flags_life_zones): Use INSN_P.
9459 (optimize_reg_copy_1): Likewise.
9460 (optimize_reg_copy_2): Likewise.
9461 (optimize_reg_copy_3): Likewise.
9462 (reg_is_remote_constant_p): Likewise.
9463 (fixup_match_2): Likewise.
9464 (regmove_optimize): Likewise.
9465 (fixup_match_1): Likewise.
9466 * regrename.c (build_def_use): Use INSN_P.
9467 (replace_reg_in_block): Likewise.
9468 (consider_use): Likewise.
9469 * reload.c (find_equiv_reg): Use INSN_P.
9470 * reload1.c (reload): Use INSN_P.
9471 (maybe_fix_stack_asms): Likewise.
9472 (calculate_needs_all_insns): Likewise.
9473 (reload_as_needed): Likewise.
9474 (emit_output_reload_insns): Likewise.
9475 (delete_address_reloads_1): Likewise.
9476 (reload_cse_regs_1): Likewise.
9477 (reload_combine): Likewise.
9478 (reload_cse_move2add): Likewise.
9479 * reorg.c (redundant_insn): Use INSN_P.
9480 (dbr_schedule): Likewise.
9481 * resource.c (find_dead_or_set_registers): Use INSN_P.
9482 (mark_target_live_regs): Likewise.
9483 * rtlanal.c (reg_used_between_p): Use INSN_P.
9484 (reg_referenced_between_p): Likewise.
9485 (reg_set_between_p): Likewise.
9486 (reg_set_p): Likewise.
9487 (single_set): Likewise.
9488 (multiple_sets): Likewise.
9489 (find_last_value): Likewise.
9490 (reg_set_last): Likewise.
9491 (find_reg_note): Likewise.
9492 (find_regno_note): Likewise.
9493 * sibcall.c (sequence_uses_addressof): Use INSN_P.
9494 * simplify-rtx.c (cselib_process_insn): Use INSN_P.
9495 * ssa.c (find_evaluations): Use INSN_P.
9496 (rename_block): Likewise.
9497 (rename_equivalent_regs): Likewise.
9498 * unroll.c (loop_find_equiv_value): Use INSN_P.
9499 (set_dominates_use): Likewise.
9500 * varasm.c (mark_constant_pool): Use INSN_P.
9501 (mark_constants): Likewise.
9502 * config/alpha/alpha.c (alpha_does_function_need_gp): Use INSN_P.
9503 (alphaev4_next_group): Likewise.
9504 (alphaev5_next_group): Likewise.
9505 * config/c4x/c4x.c (c4x_process_after_reload): Use INSN_P.
9506 (c4x_rptb_rpts_p): Likewise.
9507 * config/mips/mips.c (mips16_optimize_gp): Use INSN_P.
9508 * config/rs6000/rs6000.c (uses_TOC): Use INSN_P.
9509 (rs6000_adjust_priority): Likewise.
9510 * config/sh/sh.c (sh_loop_align): Use INSN_P.
9511 (machine_dependent_reorg): Likewise.
9512 (split_branches): Likewise.
9513 * config/tahoe/tahoe.c (tahoe_cmp_check): Use INSN_P.
9515 Fri Aug 4 11:43:49 2000 John Wehle (john@feith.com)
9517 * combine.c (recog_for_combine): Remove the old notes
9518 prior to attempting to recognize the new pattern.
9519 (distribute_notes): Ignore REG_NONNEG notes.
9521 2000-08-04 Chandrakala Chavva <cchavva@redhat.com>
9523 * varasm.c (output_constructor): Add .align 0 for packed vars.
9525 2000-08-04 J. David Anglin <dave@hiauly1.hia.nrc.ca>
9527 * configure.in: Use default thread_file even when enable_threads is
9528 yes or dce because hpux10.20 pa port uses MULTILIB implementation.
9529 * configure: Rebuilt.
9531 * gthr-dce.h (__gthread_objc_condition_allocate): Fix typo.
9533 2000-08-04 Donn Terry (donnte@microsoft.com)
9535 * prefix.c (translate_name): Don't strip trailing DIR_SEPARATOR.
9537 2000-08-04 Mark Elbrecht <snowball3@bigfoot.com>
9539 * i386/x-djgpp: Delete code that conditionally modifies target_alias.
9540 Delete code that conditionally modifies 'version'.
9541 Delete X_CPPFLAGS. Add comment for SYSTEM_HEADER_DIR.
9542 * i386/xm-djgpp.h (GCC_DRIVER_HOST_INITIALIZATION): New macro.
9543 * gcc.c (main): Use it.
9544 * config/i386/xm-djgpp.h (UPDATE_PATH_HOST_CANONICALIZE): New macro.
9545 * prefix.c (update_path): Use it.
9546 * i386/djgpp.h (STANDARD_INCLUDE_DIR): Define.
9547 (MD_EXEC_PREFIX): Set to '/dev/env/DJDIR/bin/'.
9548 (ASM_OUTPUT_SECTION_NAME): Add code attribute to sections containing
9550 (SUPPORTS_WEAK, SUPPORTS_ONE_ONLY): Default to true.
9551 (SUBTARGET_SWITCHES): Adjust.
9552 (WCHAR_UNSIGNED, WCHAR_TYPE_SIZE, WCHAR_TYPE): Undefine before
9554 (WINT_TYPE, SIZE_TYPE, PTRDIFF_TYPE): Define.
9556 2000-08-04 Joseph S. Myers <jsm28@cam.ac.uk>
9558 * c-common.h (flag_isoc94): Declare.
9559 * c-decl.c (flag_isoc94): Define.
9560 (c_decode_option): Set flag_isoc94 as appropriate.
9561 * c-common.c (T_PD, T_IM, T_UIM): Define.
9562 (format_char_info): Add tlen and jlen.
9563 (print_char_table): Add entries for %t and %j. Allow %zn. Allow
9565 (scan_char_table): Add entries for %t and %j. Allow %F. Allow
9567 (time_char_table): Add NULL entries for %t and %j.
9568 (check_format_info): Allow for %t and %j. Warn for %F if pedantic
9569 and not C99. Warn for %lc, %ls and %l[ if pedantic and not C94.
9570 Warn for printf %lf if pedantic and not C99. Don't warn for empty
9571 precision. Allow precision argument to be unsigned int. If
9572 pedantic, warn for %p passed an argument not a pointer to possibly
9573 qualified void or a possibly qualified character type, and for
9574 pointer targets of the wrong sign, except for character pointers.
9576 2000-08-04 Joseph S. Myers <jsm28@cam.ac.uk>
9578 * ginclude/stddef.h: Don't declare wint_t unless __need_wint_t.
9579 * c-common.h (enum c_tree_index): Add CTI_WINT_TYPE.
9580 (wint_type_node): Define.
9581 * c-decl.c (WINT_TYPE): Define.
9582 (init_decl_processing): Create the wint_type_node type.
9583 * c-common.c (T_WI): Define.
9584 (print_char_table): Use T_WI for %lc format.
9586 2000-08-04 Bruce Korb <bkorb@gnu.org>
9588 * fixinc/: Verified that the MSDOS patch does not break
9589 the UNIX functionality and applied the next three patches
9592 2000-07-28 Eli Zaretskii <eliz@is.elta.co.il>
9594 * fixinc/fixfixes.c (main) [__MSDOS__]: Avoid overwriting the
9595 output file with the temporary one by appending ".X" to generate
9596 the temporary fuile's name. If the output file already has an
9597 extension, replace it with ".X".
9599 * fixinc/fixincl.c (fix_with_system) [__MSDOS__]: Use $ORIGDIR,
9600 not $DESTDIR, to find applyfix. Use sprintf instead of snprintf;
9601 reallocate the command buffer while copying the command-line
9602 argument. Redirect the output directly to the temporary file,
9603 instead of going through another temporary file.
9604 (process): Close the temporary file before unlinking it.
9605 (machine_matches) [__MSDOS__]: If the machine doesn't match, set
9606 the FD_SKIP_TEST flag. Pay attention to the FD_MACH_IFNOT flag.
9607 (run_compiles): Pass p_fixd argument to machine_matches, as it
9610 * fixinc/fixincl.sh: Export ORIGDIR. If $DJDIR is set in the
9611 environment, assume there are no symlinks in the include
9612 directory. When cleaning up the DONE files, look for them
9613 case-insensitively. Don't try to remove symlinks if they aren't
9616 * fixinc/fixlib.c (make_raw_shell_str): Accept new argument smax;
9617 all callers changed. Declare pz "const char *", to avoid compiler
9620 * fixinc/fixlib.h (ENV_TABLE): Get ORIGDIR from the environment.
9621 Change prototype of make_raw_shell_str.
9623 2000-07-27 Eli Zaretskii <eliz@is.elta.co.il>
9625 * fixinc/fixincl.c [__MSDOS__]: Don't include "server.h".
9626 (initialize) [__MSDOS__]: Use tempnam.
9627 (initialize): Don't use SIGPIPE if it is not defined.
9629 * fixinc/fixfixes.c (main) [__MSDOS__]: freopen for stdout should
9632 2000-07-25 Bruce Korb <bkorb@gnu.org>
9634 * fixinc/fix*.[ch]: substantially reworked to make it possible
9635 to run this program without using fork(2) or pipe(2) (i.e. in
9638 2000-08-04 Joseph S. Myers <jsm28@cam.ac.uk>
9640 * cppdefault.h (WINT_TYPE): Define.
9641 * cppinit.c (builtin_array): Define __WINT_TYPE__.
9642 * tradcpp.c (initialize_builtins): Define __WINT_TYPE__.
9643 * tm.texi (NO_BUILTIN_WINT_TYPE, WINT_TYPE): Document.
9645 Fri Aug 4 06:53:46 2000 Clinton Popetz <cpopetz@cygnus.com>
9647 * (mips_legitimate_address_p): Don't allow register+offset
9648 if the offset is large and negative, and we are compiling
9649 for 64 bit registers.
9651 2000-08-04 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
9653 * gencodes.c (main): Define CODE_FOR_nothing as the last possible
9654 insn_code_number + 1.
9656 2000-08-04 Kazu Hirata <kazu@hxi.com>
9658 * h8300.c (function_prologue): Rearrange code for conciseness.
9659 (function_epilogue): Likewise.
9660 * h8300.h (OK_FOR_U): Fix formatting.
9662 * cse.c: Fix a comment typo. Fix formatting.
9664 2000-08-03 Richard Henderson <rth@cygnus.com>
9666 * config/i386/i386.md (return_indirect_internal): New.
9667 * config/i386/i386.c (ix86_expand_epilogue): Use it.
9669 2000-08-03 Zack Weinberg <zack@wolery.cumb.org>
9671 * cpplex.c (parse_name): Might have to glue a CPP_OTHER token
9673 (lex_line): Glue @ onto the beginning of identifiers and
9674 string constants, in Objective-C mode.
9675 (output_token, spell_token): Handle CPP_OSTRING.
9676 (can_paste, maybe_paste_with_next): Handle pasting @ onto the
9677 beginning of a NAME or a STRING, in objc mode.
9679 * cpplib.c (get_define_node): Do not permit identifiers that
9680 begin with @ to be #defined.
9681 * cppmacro.c (CAN_PASTE_AFTER): Add CPP_OTHER.
9682 * cpplib.h (TTYPE_TABLE): Add CPP_OSTRING.
9684 * c-lang.c, objc/objc-act.c (build_objc_string): Delete.
9685 * c-tree.h (build_objc_string): Delete prototype.
9686 * objc/objc-tree.def: Delete OBJC_STRING_CST.
9687 * c-lex.c (yylex): Use build_string for all three kinds of strings.
9689 * c-parse.in, objc/objc-act.c: Update commentary.
9691 2000-08-03 Mark Mitchell <mark@codesourcery.com>
9693 * extend.texi: Fix typo in last change.
9695 * extend.texi: Add commentary on statement-expressions and their
9696 interactions with C++.
9698 2000-08-03 Nick Clifton <nickc@cygnus.com>
9700 * dwarf2.h (DW_LANG_Java): Change value to 0x000b.
9701 * dwarf.h (LANG_JAVA): Change value to 0x000b.
9703 2000-08-03 Anthony Green <green@cygnus.com>
9705 * dwarf2out.c (gen_compile_unit_die): Add java language support.
9706 (add_bound_info): Check for java language.
9707 (is_java): New function.
9708 * dwarfout.c (output_compile_unit_die): Ditto.
9709 * dwarf.h (dwarf_source_language): Add java source language type.
9710 * dwarf2.h (dwarf_source_language): Ditto.
9712 Thu Aug 3 20:32:25 MET DST 2000 Jan Hubicka <jh@suse.cz>
9714 * reg-stack.c (subst_stack_regs_pat): Use replace_reg to swap
9717 * i386.c (ix86_expand_branch): Mode of comparison in
9718 IF_THEN_ELSE is VOIDmode.
9720 Thu Aug 3 10:05:53 2000 Akiko Matsushita <matusita@sra.co.jp>
9722 * gengenrtl.c, rtl.c: Avoid #elif.
9724 2000-08-03 Michael Poole <poole@troilus.org>
9726 * tm.texi (Register Classes): Clarify order of sub-initializers
9727 in REG_CLASS_CONTENTS.
9729 Thu Aug 3 15:53:03 2000 J"orn Rennecke <amylaar@cygnus.co.uk>
9731 From SAITOH Masanobu:
9732 * sh.h (ASM_OUTPUT_REG_PUSH): Fix syntax.
9734 2000-08-03 David Billinghurst <David.Billinghurst@riotinto.com.au>
9736 * config/i386/cygwin.h: Remove -remap from CPP_SPEC since this option
9737 is not supported by tradcpp and isn't actually needed for cygwin.
9739 2000-08-03 Kazu Hirata <kazu@hxi.com>
9741 * h8300.c: Fix a comment typo.
9742 * h8300.h (OK_FOR_U): Accept a 32-bit constant address on H8/S.
9744 * jump.c: Fix formatting.
9746 * toplev.c: Fix formatting.
9748 Thu Aug 3 01:05:32 2000 Jeffrey A Law (law@cygnus.com)
9750 * flow.c (find_auto_inc): Verify that we've got a REG before
9751 peeking at its regno. Fail, don't abort if we can't find
9752 the increment of the desired register.
9754 * pa.md (shadd height reduction patterns/splitters): Remove.
9756 2000-08-02 Jim Wilson <wilson@cygnus.com>
9758 * config/ia64/ia64-protos.h (flag_ssa): Declare.
9759 * config/ia64/ia64.md (movti_internal, movti_internal+1): New.
9761 2000-08-02 Mark Mitchell <mark@codesourcery.com>
9763 * dce.c: Remove all uses of assert.
9764 * dwarf2out.c: Likewise.
9765 * dwarfout.c: Likewise.
9768 2000-08-02 Zack Weinberg <zack@wolery.cumb.org>
9770 * gcc.h (lang_specific_driver): Constify second argument.
9771 * gcc.c (translate_options, process_command, main): Likewise.
9772 Constify variables to match. Cast second argument to
9775 * cppspec.c, gccspec.c: Adjust type of second argument to
9776 lang_specific_driver, and update code as necessary.
9778 2000-08-02 Jakub Jelinek <jakub@redhat.com>
9780 * loop.c (scan_loop): Ensure update_end label does not
9781 go away until reg_scan_update is run.
9783 2000-08-02 Zack Weinberg <zack@wolery.cumb.org>
9785 * c-common.h: Prototype min_precision and c_build_qualified_type here...
9786 * c-tree.h: ... not here.
9787 * errors.h: Prototype fancy_abort.
9789 * emit-rtl.c (gen_lowpart_common): Move variable 'c' into
9790 HOST_BITS_PER_WIDE_INT == 64 ifdef block.
9791 * regrename.c (regrename_optimize): Make control flow explicit.
9792 (replace_reg_in_block): Initialize reg_use to 0.
9794 * i386.c (legitimate_address_p): Rename error label to
9795 report_error to avoid namespace clash.
9797 2000-08-02 Kazu Hirata <kazu@hxi.com>
9799 * fold-const.c: Fix formatting.
9801 Wed Aug 2 16:26:15 MET DST 2000 Jan Hubicka <jh@suse.cz>
9803 * i386.c (legitimate_address_p): Accept other bases than
9804 pic_offset_table_rtx for GOTOFF constructs.
9806 Wed Aug 2 15:59:34 MET DST 2000 Jan Hubicka <jh@suse.cz>
9808 * i386.md (shift to lea splitter): Use const_int_operand.
9810 2000-08-02 Zack Weinberg <zack@wolery.cumb.org>
9812 * cppexp.c, cppinit.c, cpplex.c, cpplib.c, cppmacro.c,
9813 cppspec.c: Do not use 'legal' or 'illegal' in error messages
9816 * cppmain.c (cb_define, cb_undef): Don't generate any output
9817 if not done_initializing.
9818 * cpplex.c (maybe_paste_with_next): When the token after a ##
9819 is an omitted rest argument, only delete the token before it
9820 if that token is a comma. Do not warn about bogus token
9821 pastes for , ## rest_arg.
9824 * cpp.1: Regenerate.
9826 2000-08-02 Fred Fish <fnf@be.com>
9828 * config/i386/beos-elf.h (STARTFILE_SPEC): Add i386-mcount.o
9829 when user gives -p option. Add init_term_dyn.o for BeOS 5.0
9832 * config/i386/beos-elf.h (INCLUDE_DEFAULTS): Add additional
9833 Be directories to search path.
9835 Remove support for __declspec(dllimport) and __declspec(dllexport).
9836 This is leftover cruft from the earlier BeOS gcc port when BeOS
9837 used Microsoft's PE object file format.
9838 * configure.in (i*86-*-beoself): Remove extra_objs=winnt.o.
9839 * config/i386/t-beos (winnt.o): Remove Makefile frag.
9840 * config/i386/beos-elf.h (TARGET_NOP_FUN_DLLIMPORT): Remove.
9841 (VALID_MACHINE_DECL_ATTRIBUTE): Remove.
9842 (VALID_MACHINE_TYPE_ATTRIBUTE): Remove.
9843 (MERGE_MACHINE_DECL_ATTRIBUTES): Remove.
9844 (REDO_SECTION_INFO_P): Remove.
9845 (ASM_EXPORT_DECL): Remove.
9846 (ASM_DECLARE_FUNCTION_NAME): Remove.
9847 (ASM_DECLARE_OBJECT_NAME): Remove.
9848 (ASM_OUTPUT_ALIGNED_COMMON): Remove.
9849 (ASM_OUTPUT_ALIGNED_DECL_COMMON): Remove.
9850 (ASM_OUTPUT_ALIGNED_LOCAL): Remove.
9851 (STRIP_NAME_ENCODING): Remove.
9853 Remove support for obsolete version of BeOS that is no longer
9855 * configure.in (i*86-*-beospe*): Remove.
9856 * config/i386/beos-pe.h: Remove.
9858 2000-08-01 Jeffrey Oldham <oldham@codesourcery.com>
9859 Mark Mitchell <mark@codesourcery.com>
9861 * Makefile.in (OBJS): Added dce.o.
9862 (ssa.o): Updated target to include ssa.h.
9864 (toplev.o): Likewise.
9865 (dce.o): Created target.
9866 * basic-block.h: Added comments.
9867 (INVALID_BLOCK): Added definition.
9868 (connect_infinite_loops_to_exit): Added declaration.
9869 Moved SSA declarations to ssa.h.
9870 * flow.c: Added inclusion of ssa.h.
9871 (struct depth_first_search_dsS, depth_first_search_ds):
9873 (compute_immediate_postdominators): Added definition.
9874 (connect_infinite_loops_to_exit): Likewise.
9875 (flow_dfs_compute_reverse_init): Likewise.
9876 (flow_dfs_compute_reverse_add_bb): Likewise.
9877 (flow_dfs_compute_reverse_execute): Likewise.
9878 (flow_dfs_compute_reverse_finish): Likewise.
9879 * rtl.h (rtx/in_struct): Added use to determine insn necessity.
9880 (LABEL_P): Added definition.
9883 (BARRIER_P): Likewise.
9884 (JUMP_TABLE_DATA_P): Likewise.
9885 (INSN_DEAD_CODE_P): Likewise.
9886 * ssa.c: Replaced inclusions with ssa.h inclusion.
9887 (CONVERT_HARD_REGISTER_TO_SSA_P): Moved to ssa.h.
9888 (rename_registers): Removed unnecessary variables.
9889 * ssa.h: Created by moving declarations from ssa.c and
9891 * timevar.def: Defined TV_DEAD_CODE_ELIM.
9892 * toplev.c: Added ssa.h inclusion.
9893 (dump_file_index): Added DFI_dce.
9894 (dump_file): Added "dce" entry.
9896 (f_options): Added dce entry.
9897 * invoke.texi: Document -fdce. Emphasize experimental status of
9901 2000-08-01 Zack Weinberg <zack@wolery.cumb.org>
9903 * cpperror.c (v_message): Split into _cpp_begin_message and
9904 v_message macro. All callers updated.
9905 (_cpp_begin_message): Do inhibit_errors/inhibit_warnings
9908 * cppfiles.c (cpp_syshdr_flags): New function.
9909 (read_include_file): Don't call cpp_output_tokens. Call
9911 * cppinit.c (dump_macros_helper): Moved to cppmain.c.
9912 (cpp_reader_init): Don't initialize token_buffer. Call
9913 _cpp_init_internal_pragmas.
9914 (cpp_cleanup): Don't clear token_buffer.
9915 (cpp_start_read): Don't worry about output from -D processing.
9916 Don't call cpp_output_tokens.
9917 (cpp_finish): Don't dump macros here. Don't call
9919 * cppmacro.c (_cpp_dump_definition): Rename
9920 cpp_dump_definition. Write directly to a FILE *.
9921 (dump_funlike_macro): Delete.
9922 (dump_macro_args): New.
9924 * cpplex.c (TOKEN_LEN): Convert to inline function.
9925 (_cpp_grow_token_buffer, safe_fwrite, cpp_output_tokens,
9926 cpp_scan_line, _cpp_dump_list): Delete.
9927 (cpp_printf, cpp_output_list): New.
9928 (output_line_command): Don't worry about entering or leaving files.
9929 (cpp_scan_buffer): Just output each token as we hit it.
9930 (process_directive): Don't call cpp_output_tokens.
9931 (_cpp_glue_header_name): Don't use token_buffer.
9932 (output_token, dump_param_spelling): Write directly to a FILE *.
9934 * cpplib.c (pass_thru_directive, dump_macro_name,
9935 pragma_dispatch, do_pragma_gcc): Delete.
9936 (do_define, do_undef, parse_include, do_line, do_ident, do_pragma,
9937 do_pragma_poison, cpp_pop_buffer): Call the appropriate hook
9939 (do_error, do_warning, pragma_dependency): Call
9940 _cpp_begin_message, then cpp_output_list.
9941 (cpp_register_pragma, cpp_register_pragma_space,
9942 _cpp_init_internal_pragmas): New.
9943 (do_pragma): Walk the pragmas table here.
9944 (do_pragma_once, do_pragma_poison, do_pragma_system_header,
9945 do_pragma_dependency): Return void.
9946 (do_pragma_implementation): Moved to cppmain.c.
9948 * cpplib.h: Update prototypes.
9949 (struct cpp_reader): Remove printer, token_buffer,
9950 token_buffer_size, and limit. Add struct cb, and pragmas.
9951 (struct cpp_printer): Remove last_id and written.
9952 (CPP_WRITTEN, CPP_PWRITTEN, CPP_SET_WRITTEN,
9953 CPP_ADJUST_WRITTEN): Delete.
9954 * cpphash.h: Update prototypes.
9955 (ufputs): New wrapper.
9957 * cppmain.c (cb_define, cb_undef, cb_include, cb_ident,
9958 cb_enter_file, cb_leave_file, cb_def_pragma): New functions.
9959 (main): Set up callbacks. Register #pragma implementation.
9960 Dump macros from here.
9962 2000-08-01 Geoff Keating <geoffk@cygnus.com>
9964 * rtl.h (enum reg_note): Add REG_MAYBE_DEAD.
9965 * rtl.c (reg_note_name): Add REG_MAYBE_DEAD.
9966 * flow.c (propagate_one_insn): Allow deletion of prologue/epilogue
9967 insns if they have a REG_MAYBE_DEAD note attached.
9968 * config/rs6000/rs6000.c (rs6000_maybe_dead): New function.
9969 (rs6000_emit_load_toc_table): TOC loads may go dead.
9971 2000-08-01 Jim Wilson <wilson@cygnus.com>
9973 * config/ia64/ia64.c (ia64_function_arg): Fix last change. Verify
9974 type exists before using it. Use number of words as alignment
9976 (ia64_function_arg_partial_nregs, ia64_function_arg_advance,
9977 ia64_va_arg): Propagate ia64_function_args changes here.
9979 2000-08-01 Richard Henderson <rth@cygnus.com>
9981 * config/elfos.h (ASM_DECLARE_OBJECT_NAME): Care for null DECL.
9982 * config/ia64/sysv4.h (ASM_OUTPUT_ALIGNED_DECL_LOCAL): Likewise.
9984 2000-08-01 Bernd Schmidt <bernds@cygnus.co.uk>
9986 From Joern Rennecke:
9987 * sh.h (CPP_SPEC, TARGET_SWITCHES): Add m4-nofpu.
9988 * sh.md (udivsi3, divsi3): Don't use libcalls that use the FPU
9989 unless TARGET_SH3E is set.
9990 * t-sh (MULTILIB_MATCHES): Add m2=m4-nofpu.
9992 * sh.md (ashlsi3_d, ashlsi3_k): Remove, replace with
9993 (ashlsi3_std): New pattern.
9994 (ashlsi3 expander): Use it for TARGET_SH3.
9995 * sh.c (gen_ashift): Use it instead of ashlsi3_k.
9997 Tue Aug 1 12:34:21 MET DST 2000 Jan Hubicka <jh@suse.cz>
9999 * loop.c (canonicalize_condition): Use destination, not source to
10000 determine SET's mode.
10002 2000-07-31 Mark Mitchell <mark@codesourcery.com>
10004 * flow.c (clear_log_links): Fix typo.
10006 Mon Jul 31 22:19:24 2000 Jeffrey A Law (law@cygnus.com)
10008 * loop.c (check_dbra_loop): Make change from July 17, 2000 work
10009 on targets which need more than one insn for a compare/cbranch
10012 2000-07-31 Jim Wilson <wilson@cygnus.com>
10014 * config/ia64/ia64.c (ia64_function_arg): Use alignment not size
10015 when computing offset.
10017 Mon Jul 31 20:35:50 2000 Denis Chertykov <denisc@overta.ru>
10019 * genpeep.c (main): Handle DEFINE_PEEPHOLE2.
10021 2000-07-31 Geoff Keating <geoffk@cygnus.com>
10023 * flow.c (clear_log_links): Nuke global_live_at_start and
10024 global_live_at_end data, since if the log_links stuff is invalid
10025 so is global_live_at_*.
10027 2000-07-31 Richard Henderson <rth@cygnus.com>
10029 * tm.texi (Addressing Modes): Clarify PRE/POST_MODIFY descriptions.
10031 2000-07-31 Jakub Jelinek <jakub@redhat.com>
10033 * cpplex.c (_cpp_get_line): If index is 0, return line 0 col 0.
10034 (_cpp_get_token): Don't macro expand a just pasted token if it
10035 was pasted at no_expand_level.
10037 2000-07-31 Zack Weinberg <zack@wolery.cumb.org>
10039 * cppmacro.c (find_param, count_params, save_expansion):
10040 Permit 'defined' as a macro parameter name.
10042 2000-07-31 Zack Weinberg <zack@wolery.cumb.org>
10044 * Makefile.in: Rename cpp to cpp0, tradcpp to tradcpp0, and
10045 xcpp to cpp throughout.
10046 (native): Remove unnecessary dependency on cpp.
10048 * gcc.c (trad_capable_cpp, C specs): Rename cpp to cpp,
10049 tradcpp to tradcpp0.
10050 (.i spec): Add missing output-file spec to cc1 command line.
10051 * objc/lang-specs.h: Rename cpp to cpp0 and/or tradcpp to tradcpp0.
10053 2000-07-31 Zack Weinberg <zack@wolery.cumb.org>
10055 * c-decl.c (mesg_implicit_function_declaration): Init to -1.
10056 (implicit_decl_warning): New function.
10057 (implicitly_declare): Use it.
10058 * c-typeck.c (build_external_ref): Use implicit_decl_warning
10059 to complain about implicit decls of builtins.
10061 * c-lang.c (lang_init): Set mesg_implicit_function_declaration
10062 based on pedantic && flag_isoc99, if not already set.
10063 * c-tree.h: Declare mesg_implicit_function_declaration.
10064 Prototype implicit_decl_warning.
10066 2000-07-30 Jeffrey D. Oldham <oldham@codesourcery.com>
10068 * Makefile.in (ssa.o): Updated header files in dependences.
10069 * basic-block.h: Added compute_immediate_postdominators declaration.
10070 * config/i386/i386.h (CONVERT_HARD_REGISTER_TO_SSA_P): Added
10072 * flow.c (compute_immediate_dominators): Updated comment.
10073 (compute_immediate_postdominators): Added definition.
10074 * rtl.h (HARD_REGISTER_P): Added definition.
10075 * ssa.c: Include additional header files.
10076 (assert): Added definition.
10077 (ssa_rename_to_lookup): Added to reimplement ssa_rename_to to
10078 include select hard registers.
10079 (ssa_rename_to_insert): Likewise.
10080 (ssa_rename_from_initialize): Likewise.
10081 (ssa_rename_from_lookup): Likewise.
10082 (original_register): Likewise.
10083 (ssa_rename_from_insert): Added to reimplement ssa_rename_from to
10084 include select hard reigsters.
10085 (ssa_rename_from_traverse): Likewise.
10086 (ssa_rename_from_free): Likewise.
10087 (ssa_rename_from_print): Likewise.
10088 (ssa_rename_from_print_1): Likewise.
10089 (ssa_rename_from_hash_function): Likewise.
10090 (ssa_rename_from_equal): Likewise.
10091 (ssa_rename_from_delete): Likewise.
10092 (simplify_to_immediate_dominators): Removed in favor of
10093 flow.c:compute_immediate_dominators.
10094 (find_evaluations_1): Modified to work with hard registers.
10095 (insert_phi_node): Likewise.
10096 (insert_phi_nodes): Likewise.
10097 (struct rename_set_data): Updated prev_reg comment.
10098 (create_delayed_rename): Modified to work with hard registers.
10099 (RENAME_NO_RTX): Updated comment.
10100 (apply_delayed_renames): Modified to work with hard registers.
10101 (rename_insn_1): Likewise and added handling of CLOBBER rtls.
10102 (rename_block): Updated to use revised ssa_rename_to interface.
10103 (rename_registers): Updated to use revised ssa_rename_to and
10104 ssa_rename_from interface.
10105 (convert_to_ssa): Revised to use compute_immediate_dominators and
10106 deal with hard registers.
10107 (make_regs_equivalent_over_bad_edges): Modified to work with hard
10108 registers. Added check for illegal unification of hard register.
10109 (make_equivalent_phi_alternatives_equivalent): Modified to work
10110 with hard registers.
10111 (compute_conservative_reg_partition): Likewise.
10112 (coalesce_if_unconflicting): Modified to work with hard registers
10113 and check for conflicting hard registers.
10114 (mark_phi_and_copy_regs): Revised loop to work only on pseudo
10116 (rename_equivalent_regs_in_insn): Modified to work with hard
10118 (record_canonical_element_1): Added definition.
10119 (check_hard_regs_in_partition): Added definition.
10120 (convert_from_ssa): Added data structure deallocation and check
10121 for illegal hard register unification.
10122 (conflict_hard_regs_p): Added definition.
10123 * toplev.c (rest_of_compilation): Added comment.
10125 2000-07-31 Anthony Green <green@redhat.com>
10127 * config/ia64/crtbegin.asm (__EH_FRAME_BEGIN__): Align correctly.
10129 2000-07-31 Jason McMullan <jmcmullan@linuxcare.com>
10131 * builtins.c (expand_builtin_apply): Don't defer pop during
10134 2000-07-31 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
10136 * calls.c (combine_pending_stack_adjustment_and_call): Only use
10137 preferred_unit_stack_boundary when it is > 1.
10139 2000-07-31 Joseph S. Myers <jsm28@cam.ac.uk>
10141 * c-common.c (init_function_format_info): Add C99 format functions
10144 * c-decl.c (get_parm_info): Don't treat 'const void', 'volatile
10145 void' or 'register void' as being the special case of 'void' alone
10146 in a parameter list.
10148 * c-typeck.c (build_c_cast): Change -Wcast-qual pedwarn for
10149 discarding qualifiers into a plain warning.
10151 2000-07-31 Kazu Hirata <kazu@hxi.com>
10153 * combine.c: Fix formatting.
10155 * h8300.md: Fix formatting.
10157 * local-alloc.c: Fix formatting.
10159 * h8300.c (get_shift_alg): Remove the variable alg.
10160 (emit_a_shift): Rearrange code to improve readability.
10162 * h8300.md (movsi_h8300hs): Rearrange code to improve readability.
10164 * h8300.h (MODES_TIEABLE_P): Accept a combination of QImode and
10165 HImode on all architectures and a combination of HImode and SImode
10166 on H8/300H and H8/S.
10168 * h8300.c (split_adds_subs): Rearrange code for conciseness.
10170 Mon Jul 31 12:27:55 MET DST 2000 Jan Hubicka <jh@suse.cz>
10172 * i386.md (addsi to lea splitter, ashlqi3_1_lea): Fix bugs
10173 in my last checkin.
10175 Mon Jul 31 10:41:01 MET DST 2000 Jan Hubicka <jh@suse.cz>
10177 * recog.c (extract_insn): Set operand_mode according to
10178 operand if match_operand is VOIDmode.
10180 Mon Jul 31 10:36:38 MET DST 2000 Jan Hubicka <jh@suse.cz>
10182 * recog.c (validate_replace_rtx_1): Do not abort for (nil) expression.
10184 2000-07-31 Geoff Keating <geoffk@cygnus.com>
10186 * c-parse.in (extdefs): Call ggc_collect between external
10189 2000-07-30 Michael Hayes <mhayes@cygnus.com>
10190 Richard Henderson <rth@cygnus.com>
10192 * Makefile.in (OBJS): Add doloop.o.
10193 * doloop.c: New file.
10195 * final.c (insn_current_reference_address): Return 0 before final.
10196 * flags.h (flag_branch_on_count_reg): Fix typos in commentary.
10197 * jump.c (any_uncondjump_p): Likewise.
10198 * loop.c (indirect_jump_in_function): Make static.
10199 (strength_reduce): Call doloop_optimize.
10200 (insert_bct, instrument_loop_bct): Remove.
10201 * loop.h (doloop_optimize): Prototype.
10202 * recog.c (split_all_insns): Split all INSN_P.
10203 * toplev.c (flag_branch_on_count_reg): Default on.
10205 * config/c4x/c4x.c (c4x_optimization_options): Don't set
10206 flag_branch_on_count_reg.
10207 * config/i386/i386.c (override_options): Likewise.
10208 * config/rs6000/rs6000.c (optimization_options): Likewise.
10210 * config/i386/i386.md (decrement_and_branch_on_count): Remove.
10212 (dbra_ge): Remove, as well as all it's splitters.
10214 * config/rs6000/rs6000.md (decrement_and_branch_on_count): Remove.
10217 * config/ia64/ia64-protos.h (ar_lc_reg_operand): Declare.
10218 (ia64_register_move_cost): Declare.
10219 * config/ia64/ia64.c (ar_lc_reg_operand): New.
10220 (struct ia64_frame_info): Add ar_size.
10221 (ia64_compute_frame_size): Set it.
10222 (save_restore_insns): Save and restore ar.lc.
10223 (ia64_register_move_cost): New, moved from header file. Handle
10224 application registers.
10225 (REG_AR_PFS, REG_AR_EC): Remove. Replace with AR_*_REGNUM numbers.
10226 (emit_insn_group_barriers): Special case doloop_end_internal.
10227 (ia64_epilogue_uses): Mark ar.lc live at end.
10228 * config/ia64/ia64.h (AR_CCV_REGNUM, AR_LC_REGNUM): New registers.
10229 (AR_EC_REGNUM, AR_PFS_REGNUM): New registers.
10230 (FIRST_PSEUDO_REGISTER): Make room.
10231 (AR_M_REGNO_P, AR_I_REGNO_P, AR_REGNO_P): New.
10232 (FIXED_REGISTERS, CALL_USED_REGISTERS): Update.
10233 (REG_ALLOC_ORDER): Update.
10234 (HARD_REGNO_MODE_OK): Update.
10235 (REGISTER_NAMES): Update.
10236 (enum reg_class): Add AR_M_REGS and AR_I_REGS.
10237 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Update.
10238 (REGNO_REG_CLASS): Update.
10239 (LEGITIMATE_ADDRESS_DISP): Displacement range is 9 bits, not 10.
10240 (REGISTER_MOVE_COST): Move out of line.
10241 (PREDICATE_CODES): Update.
10242 * config/ia64/ia64.md (movdi patterns): Handle ar register classes.
10243 (addsi3_plus1_alt, adddi3_plus1_alt): New.
10244 (shladd_elim splitter): Allow constants in the predicate.
10245 (doloop_end, doloop_end_internal): New.
10247 2000-07-30 Richard Henderson <rth@cygnus.com>
10249 * genattrtab.c (struct insn_def): Add lineno member.
10250 (struct insn_ent): Likewise.
10251 (struct attr_desc): Likewise.
10252 (struct delay_desc): Likewise.
10253 (struct function_unit_op): Likewise.
10254 (struct function_unit): Likewise.
10255 (check_attr_value): Use message_with_line.
10256 (check_defs): Likewise.
10257 (expand_units): Likewise.
10258 (check_attr_test): Take a lineno argument.
10259 (gen_attr): Likewise.
10260 (gen_insn): Likewise.
10261 (gen_delay): Likewise.
10262 (gen_unit): Likewise.
10263 (main): Give it to them.
10264 (convert_set_attr_alternative): Take an insn_def argument
10265 instead of num_alt and insn_index.
10266 (convert_set_attr): Likewise.
10267 (write_test_expr): Protect INSN_ADDRESSES load
10268 with INSN_ADDRESSES_SET_P.
10270 2000-07-30 Richard Henderson <rth@cygnus.com>
10272 * flow.c (init_propagate_block_info): Use pc_set.
10274 Sun Jul 30 20:58:34 MET DST 2000 Jan Hubicka <jh@suse.cz>
10276 * i386.md (*lea_general_[123]) New insns and splits.
10277 (addsi3 to lea splitter): Handle other modes too.
10278 (shlsi3 to lea splitter): Likewise.
10279 (addhi_1_lea, shlhi_1_lea): New patterns.
10280 (addhi_1, shlhi_1): Conditionize by PARTIAL_REG_STALL.
10282 Sun Jul 30 20:51:25 MET DST 2000 Jan Hubicka <jh@suse.cz>
10284 * recog.c (general_operand, nonimmediate_operand): Accept
10285 any mode for VOIDmode CONSTANT_P operands.
10287 Sun Jul 30 20:42:21 MET DST 2000 Jan Hubicka <jh@suse.cz>
10289 * gcse.c (try_replace_reg): Use validate_replace_rtx_subexp
10290 instead of replace_rtx.
10291 * recog.c (validate_replace_rtx_subexp): New function.
10292 * recog.h (validate_replace_rtx_subexp): Declare.
10294 Sun Jul 30 20:38:26 MET DST 2000 Jan Hubicka <jh@suse.cz>
10296 * combine.c (simplify_set, make_extraction, make_compound_operation
10297 make_field_assignment): Use full mask instead of GET_MODE_MASK (mode)
10298 as force_to_mode argument.
10300 Sun Jul 30 20:30:41 MET DST 2000 Jan Hubicka <jh@suse.cz>
10302 * combine.c (if_then_else_cond): Be sure that mode fits in
10305 Sun Jul 30 20:27:36 MET DST 2000 Jan Hubicka <jh@suse.cz>
10307 * combine.c (record_promoted_value): Allow bitsize of mode
10308 to be equivalent to HOST_BITS_PER_WISE_INT.
10310 Sun Jul 30 20:25:21 MET DST 2000 Jan Hubicka <jh@suse.cz>
10312 * function.c (assign_stack_local_1, assign_stack_temp_for_type):
10313 Do not call gen_mode_alignment when mode is BLKmode.
10315 Sun Jul 30 20:21:54 MET DST 2000 Jan Hubicka <jh@suse.cz>
10317 * loop.c (express_from_1): Fix call of simplify_gen_binary.
10319 Sun Jul 30 20:08:37 MET DST 2000 Jan Hubicka <jh@suse.cz>
10321 * simplify-rtx.c (simplify_relational_operation): Verify that mode ==
10322 VOIDmode implies both operands to be VOIDmode.
10323 (simplify_ternary_operation): Compute properly the mode of comparison.
10324 * combine.c (combine_simplify_rtx): Likewise.
10326 2000-07-25 Michael Hayes <mph@paradise.net.nz>
10328 * basic-block.h (struct loops): New field rc_order.
10329 * flow.c (flow_loops_cfg_dump): Dump rc_order if computed.
10330 (flow_loops_free): Free rc_order.
10331 (flow_depth_first_order_compute): New parameter rc_order.
10332 (flow_loops_find): Allocate rc_order and swap usage with
10335 2000-07-30 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
10336 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
10338 * config/c4x/c4x.md (set_ldp_prologue): Add for RTL prologue/epilogue.
10339 (push_st, push_dp, pop_st, pop_dp, popqi_unspec): Likewise.
10340 (nodb_call, return_from_epilogue): Likewise.
10341 (return_from_interrupt_epilogue, prologue, epilogue): Likewise.
10342 * config/c4x/c4x.c (c4x_expand_prologue, c4x_expand_eplilogue): Add.
10343 * config/c4x/c4x-protos.h (c4x_interrupt_function_p): Add.
10344 (c4x_expand_prologue, c4x_expand_epilogue): Likewise.
10345 (c4x_valid_type_attribute_p): Likewise.
10346 * config/c4x/c4x.h (FUNCTION_PROLOGUE, FUNCTION_EPILOGUE): Delete.
10347 (FUNCTION_BLOCK_PROFILER_EXIT): Convert to emit RTL.
10349 2000-07-30 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
10351 * config/c4x/c4x.c (c4x_emit_move_sequence): Use loadqi_big_constant
10352 and loadhi_big_constant if applicable.
10353 * config/c4x/c4x.md (loadqi_big_constant, loadhi_big_constant): Tweak
10354 and add new splitter.s
10356 2000-07-30 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
10358 * config/c4x/c4x.c (c4x_rptb_insert): Make more robust.
10360 2000-07-30 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
10362 * config/c4x/c4x.h (ASM_FORMAT_PRIVATE_NAME): Output $ in label.
10364 2000-07-30 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
10366 * config/c4x/c4x.h (IS_XXX_REGNO): Rewrite to avoid unsigned warnings.
10368 2000-07-30 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
10370 * config/c4x/libgcc.S (divqf3): Improve accuracy.
10372 2000-07-27 Mark Mitchell <mark@codesourcery.com>
10374 Put phi nodes after NOTE_INSN_BASIC_BLOCK.
10375 * rtl.h (NOTE_INSN_BASIC_BLOCK_P): New macro.
10376 * bb-reorder.c (get_next_bb_note): Use NOTE_INSN_BASIC_BLOCK_P.
10377 (get_prev_bb_note): Likewise.
10378 (remove_scope_notes): Likewise.
10379 * flow.c (commit_one_edge_insertion): Likewise.
10380 (merge_blocks_nomove): Likewise.
10381 (verify_flow_info): Likewise.
10382 * gcse.c (insert_insn_end_bb): Likewise.
10383 * reg-stack.c (emit_swap_insn): Likewise.
10384 * ssa.c (first_insn_after_basic_block_note): New function.
10385 (insert_phi_node): Use it.
10386 (rename_block): Likewise.
10387 (eliminate_phi): Likewise.
10388 (make_regs_equivalent_over_bad_edges): Likewise.
10389 (make_equivalent_phi_alternatives_equivalent): Likewise.
10390 (for_each_successor_phi): Likewise.
10391 (convert_from_ssa): Modify phi-node deletion algorithm.
10393 2000-07-29 Andreas Jaeger <aj@suse.de>
10395 * configure.in (mips*-*-linux*): Use mips*el to check for little
10396 endian MIPS, add tmake_file.
10398 * config/mips/linux.h (TARGET_VERSION): Use GNU/Linux.
10399 (SUBTARGET_CPP_SPEC): Default MIPS_ISA is 1.
10400 Patches by Maciej W. Rozycki <macro@ds2.pg.gda.pl>.
10402 2000-07-28 Richard Henderson <rth@cygnus.com>
10404 * config/ia64/ia64.c (ia64_print_operand): Fix typos.
10405 Sign extend mode size before negating.
10407 2000-07-28 Richard Henderson <rth@cygnus.com>
10409 * emit-rtl.c (gen_lowpart_common): Add missing 'c' variable.
10411 2000-07-28 Bernd Schmidt <bernds@cygnus.co.uk>
10413 * cse.c (canon_hash): Handle PRE_MODIFY/POST_MODIFY.
10414 (cse_insn): Likewise.
10415 (addr_affects_sp_p): Likewise.
10416 * expr.c (move_by_pieces): Likewise.
10417 (clear_by_pieces): Likewise.
10418 * gcse.c (oprs_unchanged_p): Likewise.
10419 * haifa-sched.c (sched_analyze_2): Likewise.
10420 * recog.c (offsettable_address_p): Likewise.
10421 * regclass.c (record_address_regs): Likewise.
10422 * reload.c (find_reusable_reload): Likewise.
10423 (push_reload): Likewise.
10424 (operands_match_p): Likewise.
10425 (decompose): Likewise.
10426 (find_reloads_address_1): Likewise.
10427 (find_inc_amount): Likewise.
10428 * reload1.c (elimination_effects): Likewise.
10429 * resource.c (mark_set_resources): Likewise.
10430 * flow.c (attempt_auto_inc): New function; mostly broken out
10432 (find_auto_inc): Split into two functions and enhanced to
10433 generate POST_MODIFY.
10434 * rtl.def (PRE_MODIFY, POST_MODIFY): Adjust comment.
10435 * rtl.h (count_all_occurrences): Declare.
10436 (HAVE_{PRE,POST}_MODIFY_{DISP,REG}): Provide default of 0 if not
10438 * rtlanal.c (count_all_occurrences): New function.
10439 * tm.texi (HAVE_POST_MODIFY_DISP, HAVE_PRE_MODIFY_DISP,
10440 HAVE_POST_MODIFY_REG, HAVE_PRE_MODIFY_REG): Document.
10442 * config/ia64/ia64-protos.h (destination_operand): Declare.
10443 * config/ia64/ia64.c (destination_operand): New function.
10444 (ia64_print_operand): Handle POST_MODIFY.
10445 (rtx_needs_barrier): Likewise.
10446 * config/ia64/ia64.h (HAVE_POST_MODIFY_DISP): Define to 1.
10447 (HAVE_POST_MODIFY_REG): Define to 1.
10448 (MAX_REGS_PER_ADDRESS): Change to 2.
10449 (GO_IF_LEGITIMATE_ADDRESS): Accept POST_MODIFY too.
10450 (LEGITIMATE_ADDRESS_REG): New helper macro.
10451 (LEGITIMATE_ADDRESS_DISP): Likewise.
10452 (PREDICATE_CODES): Add entry for destination_operand.
10453 * config/ia64/ia64.md (all mov patterns): Use destination_operand
10454 predicate for operand 0.
10456 2000-07-28 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10458 * dwarf2out.c: Indent #error directive.
10460 * gbl-ctors.h: Fix typo in comment.
10461 (__do_global_ctors): Prototype.
10463 * gcse.c (record_one_set, pre_delete): Remove unused variables.
10465 * rs6000.c (rs6000_maybe_dead): Delete unused prototype.
10466 (print_operand): Initialize variable `t'.
10468 2000-07-27 Aldy Hernandez <aldyh@redhat.com>
10470 * config/arm/arm.md ("call_value"): removed constraints.
10471 Constraints are ignored in expanders.
10472 (*call_value_reg): split =rf into various constraints.
10473 (*call_value_mem): same
10474 (*call_value_symbol): same
10475 (*sibcall_value_insn): same
10477 2000-07-28 Philipp Thomas <pthomas@suse.de>
10479 * install.texi (--enable-nls): Change the description of the NLS
10480 related configure options to match the current state.
10481 (--with-included-gettext): Likewise.
10482 (--enable-maintainer-mode): New description added.
10483 * extend.texi (-fstrict-prototype): Add missing '.'.
10485 2000-07-27 Jim Wilson <wilson@cygnus.com>
10487 * dwarf2out.c (gen_decl_die): Don't call gen_abstract_function if
10488 DECL_INITIAL (decl) == NULL_TREE.
10490 2000-07-27 Alexandre Oliva <aoliva@redhat.com>
10492 * Makefile.in (INSN_ATTR_H): New macro. Replace all dependencies
10493 on insn-attr.h with it.
10494 * genattr.c: Generate `#include "insn-addr.h"' if HAVE_ATTR_length.
10495 * insn-addr.h: New header.
10496 (insn_addresses_): Renamed from insn_addresses.
10497 (INSN_ADDRESSES_DEFN, INSN_ADDRESSES, INSN_ADDRESSES_ALLOC,
10498 INSN_ADDRESSES_FREE, INSN_ADDRESSES_SET_P, INSN_ADDRESSES_SIZE,
10499 INSN_ADDRESSES_NEW): New macros.
10500 * genattrtab.c (write_test_expr): Use new macros.
10501 * final.c (insn_addresses, init_insn_lengths): Likewise.
10502 (align_fuzz, shorten_branches): Likewise.
10503 (final): Likewise. Do not reject new insns if their addresses
10504 have been added to INSN_ADDRESSES.
10505 * config/arm/arm.c, config/avr/avr.c: Use new macros.
10506 * config/h8300/h8300.c, config/i370/i370.c: Likewise.
10507 * config/m88k/m88k.c, config/pa/pa.c, config/pa/pa.md: Likewise.
10508 * config/sparc/sparc.c, config/sparc/sparc.md: Likewise.
10509 * config/sh/sh.c: Likewise.
10510 (output_branchy_insn): Use INSN_ADDRESSES_NEW.
10512 * Makefile.in (bootstrap): Move -BstageN/ back to the beginning.
10514 2000-07-27 Andrew Cagney <cagney@b1.cygnus.com>
10516 * gcc.c (struct prefix_list): Add member priority.
10517 (enum path_prefix_priority): Declare.
10518 (add_prefix): Replace ``first'' with ``priority''. Append new
10519 entry but keep list in priority order.
10520 (process_command): Update. Pass PREFIX_PRIORITY_B_OPT or
10521 PREFIX_PRIORITY_LAST to add_prefix.
10522 (process_command): Move include kludge - foo/stageN - to before
10525 2000-07-27 Jason Merrill <jason@redhat.com>
10527 * dwarf2out.c (gen_typedef_die): Abort if we get identical
10528 TREE_TYPE and DECL_ORIGINAL_TYPE on a typedef.
10530 2000-07-27 RodneyBrown <RodneyBrown@pmsc.com>
10532 * expr.h (get_alias_set, lang_get_alias_set): Delete prototypes.
10533 * tree.h (get_alias_set, lang_get_alias_set): Prototype.
10535 2000-07-27 Joseph S. Myers <jsm28@cam.ac.uk>
10537 * c-decl.c (finish_function): Don't treat 'main' specially unless
10538 flag_hosted. In C99 mode, return 0 from 'main' unless
10539 DEFAULT_MAIN_RETURN is otherwise defined.
10541 * c-decl.c (store_parm_decls): In C99 mode, pedwarn for function
10542 parameters defaulting to int in an old-style function definition.
10544 2000-07-27 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10546 * c-parse.in (string): For -Wtraditional, warn about string
10547 concatenation only once per line.
10549 Thu Jul 27 09:25:17 2000 Akiko Matsushita <matusita@sra.co.jp>
10551 * pa/x-pa-hpux: Add -D_HIUX_SOURCE to FIXPROTO_DEFINES
10552 for HI-UX/WE2 systems.
10554 2000-07-24 Bruce Korb <bkorb@gnu.org>
10556 * fixincl/fixfixes.c(emit_gnu_type): rewrote to *rely* on GCC
10557 defining the __xxx_TYPE__ macros.
10558 * fixincl/fixincl.tpl(gnu_type_map): now obsolete
10559 * fixincl/fixlib.h: don't need to include "tm.h" anymore
10560 * fixincl/inclhack.def(type_map): now obsolete
10562 Thu Jul 27 11:54:17 2000 Andrew Cagney <cagney@b1.cygnus.com>
10564 * cpp.texi: Append a trailing full-stop to xrefs where needed.
10566 2000-07-26 Dave Pitts <dpitts@cozx.com>
10568 * i370.c: Remove LONGEXTERNAL ifdef from alias_number. Added hash
10570 (mvs_hash_alias): New function.
10571 (mvs_add_alias): Change argument spacing.
10572 (mvs_need_alias): Change aliasing criteria. Added documentation.
10573 (mvs_get_alias): Change to use hashed name. The hashed name prevents
10574 CSECT name collisions.
10575 (mvs_check_alias): Likewise.
10576 (handle_pragma): Change documentation.
10577 * i370.md (mulsi3, divsi3, udivsi3, modsi3, umodsi3): Changed gen_rtx
10578 mode from SImode to DImode.
10579 (iorhi3): Changed LTORG size for insn.
10581 Wed Jul 26 19:44:05 2000 Hans-Peter Nilsson <hp@axis.com>
10583 * reload.c (find_reloads_toplev): Reload a paradoxical subreg of a
10584 mem if the address is a mode_dependent_address_p.
10586 2000-07-26 Kazu Hirata <kazu@hxi.com>
10588 * h8300.c (print_operand): Print ":8" when the 'R' operand is
10589 suitable for 8-bit absolute.
10590 * h8300.h (EIGHTBIT_CONSTANT_ADDRESS_P): New.
10591 (OK_FOR_U): Add a case for the 8-bit constant address on the
10594 Wed Jul 26 19:26:21 2000 Hans-Peter Nilsson <hp@axis.com>
10596 * varasm.c (assemble_variable) [! defined(ASM_OUTPUT_ALIGNED_COMMON)
10597 && ! defined (ASM_OUTPUT_ALIGNED_BSS]): Also test
10598 ! defined(ASM_OUTPUT_ALIGNED_DECL_COMMON) before complaining about
10599 lack of implemented alignment.
10601 2000-07-26 Geoffrey Keating <geoffk@cygnus.com>
10603 * emit-rtl.c (gen_lowpart_common) [REAL_ARITHMETIC]: Handle
10604 cross-compiling between 64-bit and 32-bit machines.
10606 2000-07-27 Richard Henderson <rth@cygnus.com>
10608 * config/ia64/ia64.md (movqicc_astep, movqi_internal_astep): New.
10609 (movhicc_astep, movhi_internal_astep): New.
10610 (movsicc_astep, movsi_internal_astep): New.
10611 (movdicc_astep, movdi_internal_astep): New.
10612 (movsfcc_astep, movsf_internal_astep): New.
10613 (movdfcc_astep, movdf_internal_astep): New.
10614 (movxfcc_astep, movxf_internal_astep): New.
10615 (cmovdi_internal_astep, cmovsi_internal_astep): New.
10616 Unify the cmov[ds]i splitters.
10618 2000-07-27 Rodney Brown <RodneyBrown@pmsc.com>
10620 * real.c (asctoeg): Rename `error' label to unexpected_char_error
10622 2000-07-26 Nick Clifton <nickc@cygnus.com>
10624 * config/arm/vxarm.h (CPP_PREDEFINES): Remove definition of
10625 __arm__. Allow it to be defined by CPP_ISA_SPEC in arm.h
10627 * dwarf2out.c (dwarf2out_frame_debug_expr): Accept SEQUENCE as
10628 well as PARALLEL blocks in FRAME_RELATED_EXPR notes.
10630 2000-07-26 Alexandre Oliva <aoliva@redhat.com>
10632 * c-decl.c (finish_enum): Convert enumerations that fit in an
10634 (build_enumerator): In pedantic mode, cast to `int' those that
10637 2000-07-25 Rodney Brown <RodneyBrown@pmsc.com>
10639 * config/alpha/osf.h (SIZE_TYPE, PTRDIFF_TYPE): New.
10641 Tue Jul 25 23:08:33 2000 J"orn Rennecke <amylaar@cygnus.co.uk>
10643 * sh.md (cmpgtdi_t): Must be split.
10644 (cmpgtdi_t+1): New splitter.
10646 2000-07-25 Zack Weinberg <zack@wolery.cumb.org>
10648 * cpplib.c (_cpp_check_directive): Issue -Wtraditional
10649 warnings for indented directives even if we are skipping.
10651 2000-07-25 Nathan Sidwell <nathan@codesourcery.com>
10653 * invoke.texi (strict-prototypes): Remove.
10654 * extend.texi (Deprecated Features): Add strict-prototypes.
10655 (Backwards Compatibility): New node.
10657 2000-07-25 Jakub Jelinek <jakub@redhat.com>
10659 * config/i386/i386.md (andsi_1+1): Allow HImode.
10660 (andsi_1+2): Require q_regs_operand.
10662 2000-07-25 Jakub Jelinek <jakub@redhat.com>
10664 * config/i386/i386.md (call_pop): Check operands[0],
10665 not operands[1]. Only check SYMBOL_REF_FLAG for a SYMBOL_REF.
10667 (call_value_pop): Only check SYMBOL_REF_FLAG for a SYMBOL_REF.
10668 (call_value): Likewise.
10670 2000-07-25 Zack Weinberg <zack@wolery.cumb.org>
10672 * toplev.c (pipe_closed): Delete.
10673 (crash_signal): New. Generate ICE for a fatal signal.
10674 (float_signal): Call crash_signal outside a float-handler
10676 (main): Install crash_signal as handler for core-dumping signals.
10678 2000-07-25 David Edelsohn <edelsohn@gnu.org>
10680 * rs6000.c (print_operand, case 'T'): New case.
10682 * rs6000.md (call_indirect_aix32): Convert to expander of
10683 scheduled instructions.
10684 (call_indirect_aix64): Likewise.
10685 (call_value_indirect_aix{32,64}): Likewise.
10686 (call, call_value): Invoke expanders for AIX. Fall through to
10688 (call_indirect_nonlocal_aix{32,64}): New patterns (ctr and lr).
10689 (call_value_indirect_nonlocal_aix{32,64}): New patterns.
10690 (call_nonlocal_aix32): Remove CALL_LONG alternative. Operand 1
10691 only "g" constraint.
10692 (call_nonlocal_aix64): Likewise.
10693 (call_value_nonlocal_aix{32,64}): Likewise.
10694 (call_nonlocal_sysv): New pattern for ctr, lr, and symbolic
10696 (call_value_nonlocal_sysv): New pattern.
10697 (indirect_jump{si,di}): Use new 'T' modifier.
10698 (tablejump{si,di} matchers): Likewise.
10699 (return_internal_{si,di}): Likewise.
10700 (return_eh_{si,di}): Likewise.
10702 2000-07-24 Richard Henderson <rth@cygnus.com>
10704 * config/ia64/ia64.c (ia64_print_operand): Handle "%,".
10705 * config/ia64/ia64.h (PRINT_OPERAND_PUNCT_VALID_P): Likewise.
10706 * config/ia64/ia64.md (movdi_internal): Use it.
10708 2000-07-24 Zack Weinberg <zack@wolery.cumb.org>
10710 * cppexp.c: Warn about unary + if -Wtraditional.
10711 * cpplex.c (lex_line): Always set BOL on the first token of a line.
10713 2000-07-24 Michael Meissner <meissner@redhat.com>
10715 * d30v.h (FUNCTION_ARG_KEEP_AS_REFERENCE): Delete references to
10718 2000-07-24 Nick Clifton <nickc@cygnus.com>
10720 * config/arm/arm.c (emit_multi_reg_push): Generate a
10721 REG_FRAME_RELEATED_NOTE that is compatable with the code in
10722 dwarf2out_debug_frame_expr.
10724 2000-07-24 Jason Merrill <jason@redhat.com>
10726 * dwarf2out.c: Complain if DWARF2_DEBUGGING_INFO is defined without
10727 UNALIGNED_INT_ASM_OP.
10728 (def_cfa_1): Don't emit def_cfa_register or def_cfa_offset to adjust
10729 a location expression.
10730 (dwarf2out_frame_debug_expr): Lose cfa_old_reg stuff. Don't
10731 assume indirect access if we're saving the CFA address exactly.
10733 * Makefile.in (bootstrap): Move -BstageN/ to the end.
10735 2000-07-24 Jakub Jelinek <jakub@redhat.com>
10737 * tradcpp.c (main): Update max_include_len for cpp_include_defaults
10740 2000-07-24 Michael Meissner <meissner@redhat.com>
10742 * invoke.texi (D30V Options): Add d30v options.
10744 Mon Jul 24 02:04:52 2000 Jeffrey A Law (law@cygnus.com)
10746 * gcse.c (alloc_pre_mem): Do not alloc TRANSPOUT, it is not
10747 needed by our gcse pass anymore.
10748 (free_pre_mem): Corresponding changes.
10749 (compute_pre_data): Do not call compute_transpout anymore.
10751 * gcse.c (alloc_avail_expr_mem): Kill unused 'u_bitmap'.
10752 (free_avail_expr_mem, alloc_pre_mem, free_pre_mem): Corresponding
10755 * gcse.c (free_pre_mem): Do not free ANTLOC and AE_KILL here.
10756 (compute_pre_data): Do it here instead.
10758 * gcse.c (alloc_pre_mem, free_pre_mem): Delete unused bitmap
10760 (pre_delete): Corresponding changes.
10762 2000-07-23 Mark Mitchell <mark@codesourcery.com>
10764 * c-semantics.c (make_rtl_for_local_static): Use TREE_ASM_WRITTEN
10765 to figure out whether or not a variable has already been emitted.
10767 Sun Jul 23 14:49:12 2000 Jason Eckhardt <jle@cygnus.com>
10769 * config/i860/i860.md (untyped_call expander): Use GEN_CALL
10770 instead of gen_call.
10772 Sun Jul 23 11:52:03 2000 George Helffrich (george@gly.bris.ac.uk)
10774 * dbxout.c (dbxout_type, case COMPLEX_TYPE): Fix length field in stab.
10776 2000-07-23 Kazu Hirata <kazu@hxi.com>
10778 * h8300.c: Fix formatting.
10780 2000-07-23 Joseph S. Myers <jsm28@cam.ac.uk>
10782 * c-typeck.c (c_expand_start_case): Change -Wtraditional pedwarn
10783 for `long' switch expression into a plain warning.
10785 * c-lex.c (init_lex): Keep the "inline" keyword in C99 mode.
10786 (yylex): Don't pedwarn for "inline" in C99 mode.
10788 * bitmap.c (debug_bitmap_file): Cast pointers to PTR for printing
10790 * ggc-page.c (debug_print_page_list, alloc_page, free_page,
10791 ggc_alloc): Likewise.
10792 * bb-reorder.c (dump_scope_forest_1): Likewise.
10794 2000-07-22 Aldy Hernandez <aldyh@redhat.com>
10796 * reload.c (find_reloads_toplev): Add new parameter
10797 "address_reloaded".
10798 (find_reloads): Add new parameter to find_reloads_toplev calls.
10800 2000-07-22 Jeffrey Oldham <oldham@codesourcery.com>
10802 * collect2.c (main): Typo fixed.
10803 * diagnostic.c: Typo fixed.
10804 * dwarf2out.c (dwarf2out_frame_debug_expr): Typo fixed.
10805 * eh-common.h: Typo fixed.
10806 * emit-rtl.c (start_sequence): Typo fixed.
10807 * flow.c (find_label_refs): Typo fixed.
10808 (calculate_global_regs_live): Typo fixed.
10809 (mark_regno_cond_dead): Typo fixed.
10810 (create_edge_list): Typos fixed.
10811 (verify_edge_list): Typo fixed.
10812 * ggc-common.c (ggc_mark_rtx_children): Typo fixed.
10813 * loop.c (strength_reduce): Typo in function name fixed.
10814 * rtl.h: Added comments. Typo in function name fixed.
10815 * rtlanal.c: Typo in function name fixed.
10816 (insn_dependant_p): Rename to ...
10817 (insn_dependent_p): ... this.
10818 (computed_jumo_p): Typo fixed.
10820 2000-07-22 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10822 * system.h (__FUNCTION__): Wrap definition in #ifndef.
10824 2000-07-21 David Edelsohn <edelsohn@gnu.org>
10826 * rs6000.h (SIZE_TYPE): Define.
10828 2000-07-21 Mark Mitchell <mark@codesourcery.com>
10830 * ssa.c (rename_insn_1): Don't rename registers that are
10833 2000-07-21 Zack Weinberg <zack@wolery.cumb.org>
10835 * diagnostic.c (trim_filename, fancy_abort): Moved here from
10837 (fatal_function, set_fatal_function): Removed.
10838 (fatal): Don't prepare for or call the fatal_function.
10839 (diagnostic_lock, error_recursion): New.
10840 (diagnostic_for_decl, report_diagnostic): Guard against
10841 re-entering the error reporting routines.
10842 (fancy_abort): Assume function is not NULL.
10844 * errors.c (fancy_abort): New. Assume function is not NULL.
10845 * tradcpp.c (fancy_abort): Assume function is not NULL.
10847 * system.h: Provide default definition of __FUNCTION__.
10848 * rtl.h: Use __FUNCTION__ not __PRETTY_FUNCTION__ throughout.
10849 Always use __FUNCTION__ in definition of abort.
10850 * tree.h: Likewise.
10851 * varray.h: Likewise.
10852 * toplev.h: Likewise. Don't prototype set_fatal_function.
10854 2000-07-20 Geoff Keating <geoffk@cygnus.com>
10856 * config/rs6000/aix43.h (CPP_SPEC): Define __LONG_MAX__ correctly
10858 * glimits.h: Don't do #if defined for ARCH_PPC.
10860 * config/rs6000/rs6000.h (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): All
10861 constants of size no larger than a pointer should go in the TOC.
10862 Add 'MODE' parameter.
10863 (LEGITIMIZE_RELOAD_ADDRESS): Add MODE parameter to
10864 ASM_OUTPUT_SPECIAL_POOL_ENTRY_P.
10865 (ASM_OUTPUT_SPECIAL_POOL_ENTRY): Likewise.
10866 * config/rs6000/aix.h (SELECT_RTX_SECTION): Likewise.
10867 * config/rs6000/netware.h (SELECT_RTX_SECTION): Likewise.
10868 * config/rs6000/rs6000.c (constant_pool_expr_1): Likewise.
10869 (rs6000_legitimize_address): Likewise.
10870 (rs6000_emit_move): Likewise.
10871 (rs6000_select_rtx_section): Likewise.
10872 (output_toc): Deal properly with outputting small constants like
10873 HImode, and SFmode in 32-bit mode, and DFmode in 64-bit mode.
10874 * config/rs6000/sysv4.h (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Add
10875 MODE parameter. Put small constants in the TOC.
10877 * config/rs6000/rs6000.c (easy_fp_constant_p): All constants are
10879 (rs6000_emit_move): When reload calls us with an illegitimate
10880 address, exit early. Move the change_address calls to one place
10881 at the end of the routine. Merge the SImode and DImode expanders.
10882 When called by reload to put an integer into a FP register, force
10885 * config/rs6000/rs6000.c (struct toc_hash_struct): Add 'key_mode'
10887 (rs6000_hash_constant): Hash mode too.
10888 (toc_hash_function): Allow for key_mode.
10889 (toc_hash_eq): Structures are different if key_mode differs.
10890 (output_toc): Add 'mode' parameter. Save key_mode.
10891 * config/rs6000/rs6000.h (ASM_OUTPUT_SPECIAL_POOL_ENTRY):
10892 Pass 'mode' parameter.
10893 * config/rs6000/rs6000-protos.h (output_toc): Add 'mode' param.
10895 * config/rs6000/rs6000.c (output_toc): Use RS6000_OUTPUT_BASENAME
10896 for vtable references.
10898 * config/rs6000/rs6000.h (PREFERRED_RELOAD_CLASS): If we have a
10899 choice, don't put integer values in FP regs.
10901 Thu Jul 20 18:13:52 2000 Jeffrey A Law (law@cygnus.com)
10903 * flow.c (verify_flow_info): Revamp code to verify that the
10904 head and end of each basic block are in the insn chain.
10906 Thu Jul 20 18:02:35 2000 Michael Matz <matzmich@cs.tu-berlin.de>
10908 * gcse.c (record_one_set): Prepend instead of append onto
10909 reg_set_table, making it O(n) instead O(n^2).
10910 * lcm.c (compute_antinout_edge,compute_laterin,compute_available):
10911 Use a queue instead of a stack as worklist.
10913 2000-07-20 Kazu Hirata <kazu@hxi.com>
10915 * h8300.c (two_insn_adds_subs_operand): Fix a typo.
10916 * h8300.h (OK_FOR_T): New.
10917 (EXTRA_CONSTRAINT): Support OK_FOR_T.
10918 * h8300.md: Use inc/dec.[wl] for increment/decrement
10919 by 1 and 2 in HI and SI modes.
10921 2000-07-20 Jim Wilson <wilson@cygnus.com>
10923 * config/ia64/ia64.h (ASM_OUTPUT_MI_THUNK): Handle DELTA values
10924 larger than 14 bits.
10926 2000-07-20 Zack Weinberg <zack@wolery.cumb.org>
10928 * cppmacro.c (CAN_PASTE_AFTER): New macro.
10929 (count_params): Don't set GNU_REST_ARGS on anything.
10930 (save_expansion): Set PASTE_LEFT only on tokens for which
10931 CAN_PASTE_AFTER is true, or which are named operators.
10933 * cpplex.c (parse_args): Distinguish between a rest argument
10934 given one empty argument, and a rest argument given zero arguments.
10935 (maybe_paste_with_next): Look for VOID_REST tag, and trigger
10936 deletion of previous token based on that.
10937 (get_raw_token): Flatten some control structure.
10939 * cpplib.h (CPP_LAST_EQ): Correct.
10940 (VOID_REST): New token flag.
10941 (GNU_REST_ARGS): Delete.
10943 * tradcpp.c (main): Don't munge -D options.
10944 (make_definition): Bring -D handling in line with cpplib.
10945 (do_define): Strip all leading whitespace from macro definitions.
10947 2000-07-20 David Billinghurst <David.Billinghurst@riotinto.com.au>
10949 * Makefile.in (tradcpp): Depend on intl.o and version.o.
10951 2000-07-20 Bruce Korb <bkorb@gnu.org>
10953 * fixincl/check.tpl: strip the platform specific types before testing
10954 * fixincl/fixfixes.c(gnu_type_fix): use platform specific types
10955 * fixincl/fixincl.tpl: use platform specific types
10956 * fixincl/fixlib.h: include the platform specific types
10957 * fixincl/inclhack.def(gnu_types): don't supply the types
10958 * fixincl/fixincl.x: regen
10960 2000-07-19 Jim Wilson <wilson@cygnus.com>
10962 * config/ia64/ia64.h (HARD_REGNO_MODE_OK): Don't allow XFmode in
10965 2000-07-19 Zack Weinberg <zack@wolery.cumb.org>
10967 * tradcpp.c (rescan): Do not recognize directives when the #
10970 2000-07-19 Zack Weinberg <zack@wolery.cumb.org>
10972 Implement C++ named operators.
10974 * cpplib.h (TTYPE_TABLE): Move CPP_MIN and CPP_MAX into block
10975 of operators allowed in #if and having an _EQ variant. Add
10976 CPP_MIN_EQ, CPP_MAX_EQ, and CPP_DEFINED.
10977 (cpp_token flags): Add NAMED_OP.
10978 (enum node_type): Add T_OPERATOR.
10979 (struct cpp_hashnode): Add code slot to value union.
10980 * cpphash.h (spec_nodes): Remove n_defined.
10982 * cpplex.c (lex_line): Convert T_OPERATOR nodes to their proper types.
10983 (spell_token, can_paste, maybe_paste_with_next): Handle named operators.
10984 (is_macro_disabled): Tweak error messages.
10986 * cpplib.c (get_define_node): Disallow all named operators as
10987 macro names. Tweak error messages.
10988 (_cpp_init_stacks): Don't set up spec_nodes->n_defined.
10990 * cppinit.c (builtin_array): Add entries for the named operators.
10991 * cppexp.c (lex): Check for CPP_DEFINED token.
10992 (priority table): Add entries for CPP_MIN and CPP_MAX.
10993 (_cpp_parse_expr): Handle CPP_MIN and CPP_MAX.
10995 2000-07-19 Bernd Schmidt <bernds@cygnus.co.uk>
10997 * gcse.c (INSN_CUID): If ENABLE_CHECKING, abort if the uid is
10998 larger than the array of cuids.
10999 (alloc_gcse_mem): Use uid_cuid rather than INSN_CUID when computing
11002 2000-07-19 Bruce Korb <bkorb@gnu.org>
11004 * fixinc/fixincl.c: Convert to using a table of environment variables
11005 and activate the auto-edit marker on the fixed output files.
11006 * fixinc/fixlib.h: Define the environment table
11007 * fixinc/fixincl.sh: export the ${INPUT} dir
11008 * fixinc/check.tpl: likewise
11010 2000-07-18 Zack Weinberg <zack@wolery.cumb.org>
11012 * gcc.c (.h spec): Fix typo.
11014 Wed Jul 19 01:22:15 CEST 2000 Marc Espie <espie@cvs.openbsd.org>
11016 * Makefile.in: Fix tradcif.c path.
11018 2000-07-18 Zack Weinberg <zack@wolery.cumb.org>
11020 * cpplib.h (TTYPE_TABLE): Rearrange to use only two per-entry
11023 * cpphash.h (TOKEN_NAME): New macro.
11024 (_cpp_spell_operator): Deleted.
11025 (token_spellings): Now _cpp_token_spellings.
11027 * cppexp.c: Use TOKEN_NAME or TYPE_NAME, not _cpp_spell_operator.
11028 * cpplex.c: Use OP and TK macros when expanding the
11029 TTYPE_TABLE. Eliminate token_names. For non-OPERATOR tokens,
11030 store the stringification of the enumeration name (CPP_CHAR,
11031 etc.) in the name slot of token_spellings.
11032 Use TOKEN_NAME and/or TOKEN_SPELL, do not reference
11033 token_spellings directly.
11034 * cpplib.c: Use TOKEN_SPELL.
11036 * cpplex.c (_cpp_push_token): If the token being pushed back
11037 is the previous token in this context, just subtract one from
11039 * cppmacro.c (save_expansion): Clear aux field when storing a
11042 2000-07-18 Jakub Jelinek <jakub@redhat.com>
11044 * cpplex.c (cpp_scan_buffer): Output line command even at the stop
11045 buffer, provided it is not NULL.
11047 2000-07-18 Alexandre Oliva <aoliva@redhat.com>
11049 * c-decl.c (duplicate_decls): Do not call make_var_volatile() in
11050 case of invalid volatile re-declaration.
11052 2000-07-18 Jakub Jelinek <jakub@redhat.com>
11054 * calls.c (store_arg): Return non-zero if sibcall_failure is desired.
11055 (expand_call): Adjust caller.
11057 2000-07-17 Gabriel Dos Reis <gdr@codesourcery.com>
11059 * diagnostic.h (report_diagnostic): Change prototype.
11061 * diagnostic.c (output_do_verbatim, diagnostic_for_asm,
11062 diagnostic_for_decl): Change prototype.
11063 (error_with_decl, warning_with_decl, pedwarn_with_decl, warning,
11064 error, warning, error_with_file_and_line,
11065 warning_with_file_and_line, pedwarn_with_file_and_line, fatal):
11066 Adjust call to report_diagnostic, diagnostic_for_decl.
11067 (error_for_asm, warning_for_asm): Adjust call to diagnostic_for_asm.
11068 (output_verbatim, verbatim): Adjust call to output_do_verbatim.
11070 * c-errors.c (pedwarn_c99): Adjust call to report_diagnostic. End
11071 varaible argument list.
11073 2000-07-17 Zack Weinberg <zack@wolery.cumb.org>
11075 * cpphash.c: Don't include hashtab.h. Most macro-handling code
11076 moved to cppmacro.c.
11077 (hash_HASHNODE, eq_HASHNODE, _cpp_dump_macro_hash,
11078 dump_hash_helper): Delete.
11079 (expand_hash, higher_prime_number, _cpp_lookup_with_hash,
11080 cpp_forall_identifiers): New. Implement specialized version of
11081 Vlad's expandable hash table.
11082 (cpp_lookup): Use new functions.
11083 (_cpp_init_macros, _cpp_cleanup_macros): Adjust for new
11085 * cppmacro.c: New file.
11086 * cppinit.c (dump_macros_helper): New.
11087 (cpp_finish): Iterate over the identifier table directly.
11088 * cpplex.c (parse_name): Calculate the hash of the identifier
11089 while we scan it. Use _cpp_lookup_with_hash when we can.
11091 * cpphash.h: Update prototypes.
11092 (xcnewvec, HASHSTEP): New helper macros.
11093 * cpplib.h: Update prototypes.
11094 * Makefile.in (LIBCPP_OBJS): Add cppmacro.o.
11095 (cppmacro.o): New rule.
11096 (cpphash.o): Update deps.
11098 * cppmain.c: Do not set pfile->printer if no_output is on.
11100 2000-07-15 Neil Booth <neilb@earthling.net>
11102 * cpplib.c: Change all directive-handler functions to return
11104 * cpphash.h: Update typedefs.
11106 2000-07-17 Geoffrey Keating <geoffk@cygnus.com>
11108 * configure: Regenerate.
11110 * extend.texi (Extended Asm): Mention that a memory clobber
11111 does not count as a side-effect.
11113 * unroll.c (copy_loop_body): Fix one instance of using host
11114 arithmetic on the target; fixes loop-4 on a 32-bit -> 64-bit
11117 * tlink.c (scan_linker_output): Tweak for output of AIX ld.
11119 2000-07-17 Richard Henderson <rth@cygnus.com>
11121 * config/ia64/ia64.md (movdi): Split out load address code.
11122 New post-reload splitter for symbolic operands.
11123 (movdi_internal): Abort if we didn't split symbolic operands
11124 when we should have.
11125 * config/ia64/ia64.c (ia64_expand_load_address): New, from movdi bits.
11126 (ia64_reorg): Split insns when not optimizing.
11127 * config/ia64/ia64-protos.h (ia64_expand_load_address): Declare.
11129 Mon Jul 17 23:43:26 MET DST 2000 Jan Hubicka <jh@suse.cz>
11131 * real.h (REAL_VALUE_TO_TARGET_LONG_DOUBLE): Use LONG_DOUBLE_TYPE_SIZE
11132 instead of MAX_LONG_DOUBLE_TYPE_SIZE to decide output format.
11134 2000-07-17 Chandrakala Chavva <cchavva@cygnus.com>
11136 * loop.c (check_dbra_loop) : Changed loop_continue to loop->cont.
11138 2000-07-17 Jason Merrill <jason@redhat.com>
11140 * Makefile.in (clean): Remove libgcc directory.
11142 * configure.in (-Wno-long-long check): Use higher-level macros.
11144 2000-07-17 Zack Weinberg <zack@wolery.cumb.org>
11146 * simplify-rtx.c (simplify_binary_operation): Recognize
11147 (compare (gt[u] (cc) 0) (lt[u] (cc) 0)).
11148 (simplify_ternary_operation): Do not examine MODE_BITSIZE of
11149 a CONST_INT, it will always be zero.
11151 2000-07-17 Chandrakala Chavva <cchavva@cygnus.com>
11153 * loop.c (check_dbra_loop) : Return if more than one condition is
11154 present to control the loop.
11156 Mon Jul 17 08:26:35 2000 Clinton Popetz <cpopetz@cygnus.com>
11158 * mips.c (mips_expand_prologue): Don't calculate the last argument
11159 register unless we need it. When we are calculating this, make
11160 sure FUNCTION_ARG is giving us a REG.
11162 2000-07-17 Stephane Carrez <Stephane.Carrez@worldnet.fr>
11164 * flow.c (libcall_dead_p): Use single_set to verify the insn
11165 has only one set and get for analysis.
11166 (propagate_one_insn): Don't pass the PATTERN of the insn.
11168 2000-07-17 Mark Klein <mklein@dis.com>
11170 * pa.c (emit_hpdiv_const): Update to match new pattern for udivsi3.
11172 2000-07-17 J. David Anglin <dave@hiauly1.hia.nrc.ca>
11174 * Makefile.in (TARGET_GETGROUPS_T): New configuration variable.
11175 * configure.in (TARGET_GETGROUPS_T): Evaluate.
11176 * sys-protos.h (getgroups): Use TARGET_GETGROUPS_T for array type
11177 of second argument of getgroups.
11178 * configure, config.in: Rebuilt.
11180 2000-07-17 Geoffrey Keating <geoffk@cygnus.com>
11182 * simplify-rtx.c (simplify_relational_operation): Two signed
11183 values with equal high words are less/greater than each other if
11184 their low words are less/greater when considered as unsigned.
11186 Mon Jul 17 02:37:06 2000 Marc Espie <espie@openbsd.org>
11188 * configure.in (vax-*-openbsd): Change to new style configuration,
11189 add collect2/float_format information.
11190 * configure: Rebuilt.
11191 * config/vax/openbsd1.h: New.
11192 * config/vax/openbsd.h: New.
11193 * config/vax/t-openbsd: New.
11195 2000-07-17 Chip Salzenberg <chip@valinux.com>
11197 * c-common.c (shorten_compare): Quiet warnings about unsigned
11198 comparisons with zero when they occur in a system header.
11200 2000-07-17 Joseph S. Myers <jsm28@cam.ac.uk>
11202 * invoke.texi (-pedantic): Refer to ISO C instead of ANSI C, and
11203 update to describe current practice.
11205 * glimits.h (LLONG_MIN, LLONG_MAX, ULLONG_MAX): Define for C99.
11207 * contrib.texi, cpp.texi, extend.texi, invoke.texi: Update
11208 references to C9X. Change references to -fstd and -flang-isoc9x
11211 * c-common.c (scan_char_table): Allow "z" length modifiers on
11213 (check_format_info): Use TYPE_DOMAIN on the type matched against
11214 for "z" formats, to retrieve the language size_t rather than the
11217 * c-common.c (check_format_info): Do not make a pedantic objection
11218 to the 'L' length modifier if used with a floating point type
11221 * c-lex.c (yylex): Don't pedwarn for hexadecimal floating point
11222 constants in C99 mode.
11224 2000-07-17 Kazu Hirata <kazu@hxi.com>
11226 * h8300.md: Fix the format of mac.
11227 (movsi_h8300hs): Output a tab after stmac instead of a space.
11229 * h8300.c (two_insn_adds_subs_operand): Improve code for detecting
11230 profitable adds/subs sequences.
11232 * fold-const.c: Fix comment typos.
11234 2000-07-16 Laurynas Biveinis <lauras@softhome.net>
11236 * cppfiles.c (read_name_map): Set map_list_ptr->map_list_map to NULL.
11238 2000-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11240 * fixinc/fixfixes.c (emit_gnu_type): Avoid string concatenation.
11242 2000-07-16 Neil Booth <NeilB@earthling.net>
11244 * cpplex.c: Update comments.
11245 * README.Portability: Small update.
11247 2000-07-16 Neil Booth <NeilB@earthling.net>
11249 * README.Portability: Small update.
11251 2000-07-15 Richard Henderson <rth@cygnus.com>
11253 * config/ia64/ia64-protos.h (ia64_move_ok): Prototype.
11254 * config/ia64/ia64.c (ia64_move_ok): New function.
11255 * config/ia64/ia64.md (movqi, movqi_internal): Use it.
11256 (movhi, movsi, movdi, movsf, movdf, movxf): Likewise.
11258 2000-07-15 Zack Weinberg <zack@wolery.cumb.org>
11260 * cpphash.c (save_expansion): Clear PREV_WHITE on tokens
11261 immediately following a paste operator.
11262 * cppinit.c (sort_options): New function (only for HOST_EBCDIC).
11263 (cpp_reader_init): Call it, if HOST_EBCDIC.
11264 (cpp_handle_options): Do not sort option list here.
11265 (handle_option): Rename to cpp_handle_option and export.
11266 * cpplex.c (cpp_scan_buffer_nooutput, cpp_scan_buffer): Use
11267 _cpp_get_token directly.
11268 (cpp_scan_line): Return 0 at EOF, 1 otherwise.
11269 * cpplib.c (cpp_push_buffer): Don't set new->lineno to 1.
11270 * cpplib.h: Prototype cpp_handle_option. Update prototype of
11273 2000-07-15 Richard Henderson <rth@cygnus.com>
11275 * fold-const.c (extract_muldiv): Don't optimize past an unsigned
11276 cast around an expression. Tidy other unsigned tests.
11278 2000-07-15 Gabriel Dos Reis <gdr@codesourcery.com>
11280 * diagnostic.c (doing_line_wrapping, line_wrapper_printf, notice,
11281 v_error_with_decl, v_warning_with_decl, v_pedwarn_with_decl): Remove.
11282 (v_message_with_decl): Rename to ...
11283 (format_with_decl): ... this. Tweak
11284 (diagnostic_for_decl): New function.
11285 (fatal_io_error): Use verbatim in lieu of notice.
11286 (announce_function): Use verbatim.
11287 (default_print_error_function): Likewise.
11288 (error_with_decl, warning_with_decl, pedwarn_with_decl): Use new
11291 2000-07-15 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11293 * mips.c (function_arg_pass_by_reference): Don't do automatic
11294 aggregate initialization.
11295 (machine_dependent_reorg): Initialize variable `mode'.
11297 * mips.md (absdi2): Change variable `regno1' to unsigned int.
11298 (reload_indi): Rename loword/hiword to lo_word/hi_word to avoid
11299 conflicts with sys/param.h macro of the same name.
11300 (reload_outdi): Likewise.
11302 2000-07-15 Michael Meissner <meissner@redhat.com>
11304 * fold-const.c (fold): When optimizing FOO++ == CONST into ++FOO
11305 == CONST + INCREMENT, don't overwrite the tree node for FOO++,
11306 create a new node instead.
11308 2000-07-15 Neil Booth <NeilB@earthling.net>
11310 * README.Portability: Correct example about calling a function
11311 through a pointer to function. Format wide paragraphs.
11313 2000-07-15 Michael Meissner <meissner@redhat.com>
11315 * README.Portability: Update integer suffixes and function
11316 prototype sections.
11318 2000-07-15 Neil Booth <NeilB@earthling.net>
11320 * README.Portability: Small update.
11322 2000-07-15 Neil Booth <NeilB@earthling.net>
11324 * README.Portability: New file.
11326 Fri Jul 14 18:13:53 2000 Mark P Mitchell <mark@codesourcery.com>
11328 * INSTALL: Give special instructions for building GCC on Irix 6.
11329 * config/mips/x-iris6 (CC): Don't set it.
11332 2000-07-14 Jason Merrill <jason@redhat.com>
11334 * dwarf2out.c (dwarf2out_frame_debug_expr): If we store the CFA
11335 register in the stack and later in another register, use the new
11338 Fri Jul 14 10:25:53 2000 Clinton Popetz <cpopetz@cygnus.com>
11340 * config/mips/mips.md: (absdi2): Handle sign_extend for
11343 2000-07-14 Nathan Sidwell <nathan@codesourcery.com>
11345 * cpplib.c (do_pragma_dependency): Tidy warning messages.
11347 2000-07-14 Zack Weinberg <zack@wolery.cumb.org>
11349 * .cvsignore: Correct typo.
11351 2000-07-13 Mark Mitchell <mark@codesourcery.com>
11353 * .cvsignore: Add generated YACC files.
11354 * objc/.cvsignore: New file.
11356 2000-07-14 Neil Booth <NeilB@earthling.net>
11358 * cpplex.c (adjust_column): New funcion.
11359 (skip_whitespace): Use it.
11360 (skip_block_comment): Use it, and warn about /*/* with
11363 2000-07-14 Neil Booth <NeilB@earthling.net>
11365 * cpphash.c (struct macro_info): Add new members.
11366 (_cpp_free_definition): Delete the macro directly.
11367 (count_params): Return void, with first token of
11368 expansion in struct macro_info on success.
11369 (parse_define): Return int. Hoist syntax checking from
11370 save_macro_expansion. Leave call to save_expansion to
11371 _cpp_create_definition.
11372 (alloc_macro): Needs just 2 arguments.
11373 (free_macro): Delete.
11374 (save_expansion): Don't perform syntax check.
11375 (_cpp_create_definition): Call save_expansion.
11377 2000-07-13 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11379 * genrecog.c (write_header): Split long string.
11381 * cpphash.c (macro_info): Don't use the `signed' keyword.
11383 * system.h (alloca): Prototype if __GNUC__ && __SIZE_TYPE__.
11385 2000-07-13 Jakub Jelinek <jakub@redhat.com>
11387 * calls.c (stored_args_map): New variable.
11388 (check_sibcall_argument_overlap_1): New.
11389 (check_sibcall_argument_overlap): New.
11390 (expand_call): Initialize stored_args_map.
11391 Call check_sibcall_argument_overlap.
11393 2000-07-13 Bruce Korb <bkorb@gnu.org>
11395 * fixinc/fixfixes.c: move EXIT_BROKEN to header, add sub-expr max count
11396 (emit_gnu_type): utility procedure for gnu_type_fix
11397 (gnu_type_fix): implement various pre-processor guards around
11398 standard types so these types can be defined over and over
11399 * fixinc/fixincl.tpl: add a "gnu_type_map" that forces the standard
11400 types alluded to above will have GNU-compliant base types
11401 * fixinc/fixlib.h: add EXIT_BROKEN define and the gnu_type_map struct
11402 * fixinc/inclhack.def: add test_text entries and utilize the new
11403 "gnu_types" fix for the ptrdiff_t, size_t and wchar_t types.
11404 * fixinc/fixincl.x: regenerate
11406 2000-07-12 Gabriel Dos Reis <gdr@merlin.codesourcery.com>
11408 * diagnostic.c (vline_wrapper_message_with_location,
11409 v_message_with_file_and_line, v_error_with_file_and_file,
11410 v_error_for_asm, v_warning_for_asm, vfatal,
11411 v_warning_with_file_and_line, v_pedwarn_with_file_and_line,
11412 vsorry, verror, vwarning, vpedwarn): Remove.
11413 (diagnostic_for_asm): New function.
11414 (pedwarn, error, warning, pedwarn_with_file_and_line,
11415 error_with_file_and_line, warning_with_file_and_line, sorry,
11416 error_for_asm, warning_for_asm, fatal): Reimplement.
11417 (finish_diagnostic): Clear diagnostic info as well.
11419 2000-07-13 Neil Booth <NeilB@earthling.net>
11421 * c-common.h (flag_digraphs): New.
11422 * c-decl.c (c_decode_option): Set flag_digraphs as appropriate.
11423 * c-lex.c (yylex): Use flag_digraphs to decide whether to
11426 2000-07-13 Zack Weinberg <zack@wolery.cumb.org>
11428 * gcc.c (do_spec_1): Add new %B operator.
11429 (set_input): Prepare for %B.
11431 (link_command_spec): Move up with the other tm.h-
11432 overrideable specs. Factor out the portion conditional on
11433 LINK_LIBGCC_SPECIAL into a new spec, %(link_libgcc).
11434 (struct compiler): Just have a single spec string. All users
11436 (default_compilers): Remove unnecessary braces.
11437 (static_specs): Update.
11439 (trad_capable_cpp, cpp_options, cc1_options, asm_options): New
11441 (C and assembly specs): Use the new named specs, as appropriate.
11443 * objc/lang-specs.h: Use the new named specs.
11444 Remove unnecessary braces.
11446 2000-07-12 Zack Weinberg <zack@wolery.cumb.org>
11448 * gcc.c (execute): If a subprocess gets a fatal signal, report
11449 strsignal() of the signal number, and ask for a bug report.
11450 Do not do this for SIGPIPE if there's already been an error.
11452 * tradcpp.c: Don't include signal.h. Don't catch SIGPIPE.
11453 Delete pipe_closed.
11455 * tradcif.c: Remove.
11457 2000-07-12 Zack Weinberg <zack@wolery.cumb.org>
11459 * final.c (profile_function): Do not emit profile counters in
11460 the data section, if NO_PROFILE_COUNTERS is defined.
11461 * tm.texi: Document NO_PROFILE_COUNTERS. Update doc for
11464 * config/i386/linux.h (NO_PROFILE_COUNTERS): Define.
11465 (FUNCTION_PROFILER): Just emit a call to mcount.
11467 2000-07-12 Zack Weinberg <zack@wolery.cumb.org>
11469 * tradcpp.c (main): Rename 'perror' label to 'sys_error'.
11471 * cppexp.c, cpphash.c, cpphash.h, cppinit.c, cpplex.c,
11472 cpplib.c, cpplib.h: Eradicate all traces of code dependent on
11473 traditional, lang_chill, or lang_fortran.
11475 * cppfiles.c: #undef strcmp to suppress warning about macros
11476 used without arguments.
11477 (_cpp_execute_include): Use f, not fname, in "No include path"
11479 (_cpp_pop_file_buffer): New function.
11480 * cpplib.c: Don't include <sys/mman.h>.
11481 (cpp_push_buffer): Set line_base and lineno in new buffer.
11482 (cpp_pop_buffer): Use _cpp_pop_file_buffer.
11484 * cpplex.c: Move all prototypes and structure declarations to the
11485 top of the file. Properly parenthesise some macro arguments.
11486 (cpp_scan_line): New function.
11487 (special_symbol [case T_INCLUDE_DEPTH]): Use pfile->include_depth,
11488 don't need to walk up the stack counting.
11490 2000-07-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11492 * c-common.c (combine_strings): Emit a pedantic warning when a
11493 string length is greater than the minimum ANSI C is required
11496 Wed Jul 12 13:24:30 2000 Jeffrey A Law (law@cygnus.com)
11498 * pa/xm-pa64.h (NO_SYS_SIGLIST): Kill.
11499 * d30v/xm-d30v.h (NO_SYS_SIGLIST): Kill.
11501 2000-07-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11503 * c-decl.c (define_label): Warn about identifier conflicts with
11504 labels in traditional C.
11506 * c-parse.in (unop +): Warn about the unary plus operator for
11509 * c-typeck.c (store_init_value): Warn about automatic aggregate
11510 initialization for traditional C.
11512 * invoke.texi (-Wtraditional): Document new warnings.
11514 2000-07-12 Gabriel Dos Reis <gdr@codesourcery.com>
11516 * Makefile.in (c-errors.o): Fix thinko in dependency.
11518 2000-07-12 Zack Weinberg <zack@wolery.cumb.org>
11520 * gcc.c (C specs [!USE_CPPLIB]): Invoke tradcpp if any of
11521 -traditional, -ftraditional, or -traditional-cpp was given.
11522 Do not pass -traditional to the preprocessor.
11523 (.S spec): Likewise. Don't bother defining __ASSEMBLER__, the
11524 preprocessor does it automatically.
11525 * objc/lang-specs.h: Likewise. Don't bother defining __OBJC__.
11527 * ch/lang-specs.h: Always use tradcpp. Do not pass
11528 -traditional, -trigraphs, or -pedantic to the preprocessor.
11529 * f/lang-specs.h (.F spec): Likewise. Don't bother defining
11532 2000-07-12 Zack Weinberg <zack@wolery.cumb.org>
11534 * cppexp.c (LOGICAL): Delete macro.
11535 (_cpp_parse_expr): Do not use UNARY for unary +. Implement ||
11538 * cpphash.c (HASHSIZE): Increase to 4096.
11539 (struct hashdummy): Add hash field.
11540 (eq_HASHNODE): Compare unreduced hashes, then lengths, then
11541 the string values using memcmp.
11542 (cpp_lookup): Set dummy.hash.
11544 Wed Jul 12 13:15:16 2000 Marc Espie <espie@openbsd.org>
11546 * configure.in (m88k-openbsd): Express configuration using new fragment
11548 * configure: Rebuilt.
11549 * m88k/aout-dbx.h: New.
11550 * m88k/openbsd.h: New.
11551 * m88k/xm-openbsd.h: New.
11553 2000-07-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11555 * expr.c (expand_expr): Return const0_rtx, not error_mark_node.
11557 2000-07-12 Richard Henderson <rth@cygnus.com>
11559 * reload.c (push_secondary_reload): Make sure to add the new
11560 reload at the end, after acquiring secondary memory.
11562 2000-07-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11564 * cpplex.c (is_macro_disabled): Use CPP_WTRADITIONAL.
11566 * c-decl.c (set_current_function_name_declared, anon_aggr_type_p,
11567 lang_expand_stmt): Mark parameters with ATTRIBUTE_UNUSED.
11569 * c-parse.in (stmt): Delete unused variables.
11571 * convert.c (convert_to_vector): Likewise.
11573 * gensupport.c (process_rtx): Declare attr as `rtvec' not `rtx'.
11575 * tree.c (finish_vector_type): Prototype.
11577 2000-07-12 Bruce Korb <bkorb@gnu.org>
11579 * fixinc/fixfixes.c: use xmalloc
11580 * fixinc/fixincl.c(initialize): set program name for xmalloc
11581 * fixinc/fixlib.c(must_malloc): obsolete
11582 (is_cxx_header): no longer used - disabled
11583 (skip_quote): inserted and disabled for future use
11584 * fixinc/fixlib.h: reflects above
11585 * fixinc/fixtests.c: removed dinkleberries
11587 2000-07-12 Neil Booth <NeilB@earthling.net>
11589 * cpphash.h: (TOKEN_SPELL) Pulled from cpplex.c.
11590 * cpplex.c (TOKEN_SPELL) Move to cpphash.h.
11592 * cpphash.c: (struct macro_info, alloc_macro, free_macro,
11593 struct toklist_dummy): New.
11594 (cpp_free_definition): Free macros with free_macro.
11595 (count_params): Don't save paramter spellings. Save macro
11596 information in a struct macro_info.
11597 (parse_define): Don't allocate a token list.
11598 (save_expansion): Allocate the macro's token list, and
11599 save parameter spellings if necessary. Use TOKEN_SPELL.
11600 (cpp_create_definition): Make list const.
11602 2000-07-12 Gabriel Dos Reis <gdr@codesourcery.com>
11604 * c-typeck.c (pedwarn_c99): Move to
11605 * c-errors.c: ... Here.
11606 * toplev.h (verror, vwarning, vpedwarn): Remove prototypes.
11607 * diagnostic.c (verror, vwarning, vpedwarn): Make static.
11608 * Makefile.in (C_AND_OBJC_OBJS): Include c-errors.o
11609 (c-errors.o): List dependency.
11611 2000-07-12 Mark Mitchell <mark@codesourcery.com>
11613 * c-parse.c: Remove.
11614 * c-parse.h: Likewise.
11615 * c-parse.y: Likewise.
11616 * objc/objc-parse.c: Likewise.
11617 * objc/objc-pasre.y: Likewise.
11619 2000-07-11 Rodney Brown <RodneyBrown@pmsc.com>
11621 * gcc.texi: Fix minor typos
11622 * extend.texi: Fix minor typos
11624 2000-07-11 Marc Espie <espie@openbsd.org>
11626 * collect2.c (main): Recognize .lo as object files.
11628 2000-07-11 J. David Anglin <dave@hiauly1.hia.nrc.ca>
11630 * pa.c (hppa_encode_label): Store labels in gc memory when ggc_p is
11633 * aclocal.m4 (AC_FUNC_MMAP_ANYWHERE): Extend test to detect systems
11634 with MAP_ANONYMOUS and MAP_ANON.
11635 * configure, config.in: Rebuilt.
11637 2000-07-12 Gabriel Dos Reis <gdr@codesourcery.com>
11639 * diagnostic.c (save_output_state): Remove.
11640 (restore_output_state): Likewise.
11641 (clear_text_info): New function.
11642 (clear_diagnostic_info): Likewise.
11643 (output_text_length, is_starting_newline, output_prefix,
11644 line_wrap_cutoff, ideal_line_wrap_cutoff, prefix_was_emitted_for,
11645 prefixing_policy, output_buffer_ptr_to_format_args): New macros
11646 (set_real_maximum_length, output_set_maximum_length,
11647 output_set_prefix, output_get_prefix, output_set_maximum_length,
11648 output_destroy_prefix, init_output_buffer,
11649 reshape_diagnostic_buffer, output_space_left, output_emit_prefix,
11650 output_add_newline, output_add_character, output_add_space,
11651 output_append_r, output_append, wrap_text, output_format,
11652 output_do_printf, output_printf, output_do_verbatim,
11653 output_verbatim, verbatim): Use them.
11654 (output_clear): Split into cleat_text_info and
11655 clear_diagnostic_info.
11656 (struct output_state): Move to...
11658 * diagnostic.h: ...Here
11659 (struct output_buffer): Adjust.
11661 2000-07-11 Zack Weinberg <zack@wolery.cumb.org>
11663 * cpplex.c (parse_name): No longer inline (premature optimization).
11664 (do_pop_context): Fold into pop_context.
11665 (pop_context): Returns int.
11666 (lex_next): Hoist test for end of directive into pop_context.
11667 (push_macro_context): Returns int; takes just reader and token.
11668 Hoist test for excessive nesting to caller.
11669 (push_arg_context): Returns void; takes just reader and token.
11670 Do not call stringify_arg or get_raw_token.
11671 (get_raw_token): Convert tail recursion through push_arg_context
11672 to a loop at this level. Call stringify_arg here if appropriate.
11673 (maybe_paste_with_next): Convert tail recursion to a while loop.
11674 Hoist test of paste_level to caller.
11676 (stringify_arg): Push arg context at beginning.
11677 (cpp_get_token): Split out core into _cpp_get_token. Call
11678 process_directive here. Throw away CPP_PLACEMARKER tokens.
11679 (_cpp_get_token): Convert tail recursion through
11680 push_macro_context to a loop at this level.
11681 (_cpp_glue_header_name, is_macro_disabled, stringify_arg,
11682 _cpp_get_raw_token): Use _cpp_get_token.
11683 (_cpp_skip_rest_of_line): Drop the context stack directly; do
11684 not call pop_context.
11685 (_cpp_run_directive): Call lex_next directly.
11687 * cpphash.h: Prototype _cpp_get_token.
11688 * cppexp.c (lex): Use it.
11689 * cpphash.c (parse_define): Use it.
11690 * cpplib.c (get_define_node, do_undef, parse_include,
11691 read_line_number, do_line, do_ident, do_pragma, do_pragma_gcc,
11692 do_pragma_implementation, do_pragma_poison, do_pragma_dependency,
11693 parse_ifdef, validate_else): Use it.
11694 (cpp_push_buffer): Tweak error message; abort if anyone tries
11695 to push a buffer while macro expansions are stacked.
11697 2000-07-11 Donn Terry <donnte@microsoft.com>
11699 * cpplex.c (free_macro_args, save_token): Cast arg of free
11700 and/or xrealloc to PTR.
11701 (_cpp_init_input_buffer): Clear all fields of the base context.
11703 Tue Jul 11 15:28:21 CDT 2000 Clinton Popetz <cpopetz@cygnus.com>
11705 * gensupport.c (process_rtx): Make rtl checking stop
11706 complaining about the define_insn while it is being
11707 converted from a define_insn_and_split.
11709 Tue Jul 11 16:26:17 2000 Clinton Popetz <cpopetz@cygnus.com>
11711 * config/mips/mips.c (simple_memory_operand): Access the
11712 INTVAL of the address, not it's containing MEM.
11714 2000-07-11 Bruce Korb <bkorb@gnu.org>
11716 * fixinc/fixtests.c(double_slash): obsolete
11717 (else_endif_label): likewise
11718 * fixinc/inclhack.def(irix_multiline_cmnt): obsolete
11719 (libc1_ifdefd_memx): correct initial comment
11720 and omit the #if/#endif pair from the memxxx declarations
11721 * fixinc/fixincl.x: regen
11723 2000-07-11 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11725 * cpplex.c (T, I, S, C, N): Avoid non-constant initializers.
11727 2000-07-11 Neil Booth <NeilB@earthling.net>
11729 * cpp.texi: Update.
11731 2000-07-11 Neil Booth <NeilB@earthling.net>
11733 * cppinit.c: (cpp_reader_init): Allow digraphs by default.
11734 (handle_option): Set digraphs according to standard.
11735 Merge OPT_lang_c89 handler with OPT_std_c89.
11737 * cpplex.c: (lex_line, can_paste): Honour digraphs in
11738 accordance with the digraphs flag.
11740 * cpplib.h: (struct cpp_options): New option digraphs.
11742 2000-07-10 Hans-Peter Nilsson <hp@axis.com>
11743 Bruce Korb <bkorb@gnu.org>
11745 * fixinc/inclhack.def (libc1_ifdefd_memx): New fix.
11746 * fixinc/fixincl.x: Regenerate.
11747 * fixinc/tests/base/testing.h: Add testcase.
11749 2000-07-10 Richard Henderson <rth@cygnus.com>
11751 * config/ia64/ia64.c (got_symbolic_operand): New.
11752 (symbolic_operand, move_operand): Revert 0701 change.
11753 * config/ia64/ia64.h (PREDICATE_CODES): Update.
11754 * config/ia64/ia64-protos.h (got_symbolic_operand): Declare.
11755 * config/ia64/ia64.md (movdi): Revert 0701 wrt symbolic_operand;
11756 split the offset into a 14-bit low part instead of a 13-bit low part.
11757 (load_fptr): Mark the mem as unchanging.
11758 (load_symptr): Use got_symbolic_operand.
11760 2000-07-10 Nick Clifton <nickc@cygnus.com>
11762 * libgcc2.c (next_stack_level): Cast result of computation to
11763 (void **) so that the assignment does not generate a warning.
11765 2000-07-10 Chandrakala Chavva <cchavva@redhat.com>
11767 * flags.h : Add new variable flag_single_precision_constant.
11768 * toplev.c (display_help) : Add -fsingle-precision-constant option.
11769 (flag_single_precision_constant): New.
11770 * c-lex.c (yylex): Convert floating point constant to single
11771 precision constant.
11772 * invoke.texi : Add documentation for this new option.
11774 2000-07-10 Gabriel Dos Reis <gdr@codesourcery.com>
11776 * diagnostic.c (output_octal): Second parameter is unsigned.
11777 (output_long_octal): Likewise.
11778 (output_hexadecimal): Likewise.
11779 (output_long_hexadecimal): Likewise.
11780 (output_format): Adjust arguments extraction. Tweak.
11781 (output_verbatim, verbatim): End variable argument list.
11782 (report_diagnostic): Improve documentation.
11784 2000-07-10 Benjamin Chelf <chelf@codesourcery.com>
11786 * c-common.h (build_stmt): Declare.
11787 (build_continue_stmt): Likewise.
11788 (build_break_stmt): Likewise.
11789 (build_return_stmt): Likewise.
11791 * c-decl.c (do_case): Rewrite to do what previously done in
11794 * c-semantics.c (build_stmt): Define.
11795 (build_return_stmt): Likewise.
11796 (build_break_stmt): Likewise.
11797 (build_continue_stmt): Likewise.
11798 (build_case_label): Likewise.
11800 * c-parse.in (BREAK): Change to build tree, then generate RTL.
11801 (CONTINUE): Likewise.
11802 (RETURN): Likewise.
11804 (DEFAULT): Likewise.
11806 * c-parse.y: Regenerate.
11807 * c-pasre.c: Likewise.
11809 2000-07-09 Jason Merrill <jason@redhat.com>
11811 * expr.c (expand_expr): Bail earlier if we get an error_mark_node.
11813 * tree.h (STRIP_NOPS): Check for error_mark_node.
11814 (STRIP_SIGN_NOPS, STRIP_TYPE_NOPS): Likewise.
11815 (dwarf2out_*): Remove duplicate declarations.
11817 * c-decl.c (duplicate_decls): Copy DECL_ABSTRACT_ORIGIN from
11818 DECL_ABSTRACT_ORIGIN, not DECL_ORIGIN.
11820 2000-07-10 Gabriel Dos Reis <gdr@codesourcery.com>
11822 * diagnostic.c (wrap_text): New function.
11823 (maybe_wrap_text): Likewise.
11824 (output_add_string): Use it.
11825 (output_format): Likewise.
11826 (count_error): Use verbatim instead of notice.
11827 (report_error_function): Likewise. Don't use plain fprintf.
11828 (finish_diagnostic): New function.
11829 (output_do_verbatim): Tweak. Commonalize functionalities in
11830 output_verbatim and verbatim.
11831 (output_verbatim): Adjust.
11832 (verbatim): Likewise.
11833 (report_diagnostic): Define.
11835 * diagnostic.h (report_diagnostic): Prototype.
11837 2000-07-09 Zack Weinberg <zack@wolery.cumb.org>
11839 * cppexp.c (_cpp_parse_expr): Don't use unary plus.
11841 2000-07-09 Neil Booth <NeilB@earthling.net>
11843 * cpphash.h: ISvspace, is_vspace, is_nvspace: New.
11844 IShspace, ISspace: Update.
11846 * cppinit.c: ISTABLE: Update.
11849 * cpplex.c (IS_HSPACE, S_NEWLINE): Remove.
11850 (IS_DIRECTIVE): Rename KNOWN_DIRECTIVE.
11851 (skip_block_comment, skip_line_comment, parse_string,
11852 lex_line): Use is_vspace rather than IS_NEWLINE.
11853 (skip_whitespace, lex_line): Clean up to use is_nvspace.
11854 (lex_line): Use KNOWN_DIRECTIVE. Any kind of directive
11856 (lex_next): Unconditionally stop if within a directive.
11857 Treat directives within macro invocations as directives
11858 (after parse_args emits error), not as the argument.
11860 2000-07-09 Gabriel Dos Reis <gdr@codesourcery.com>
11862 * diagnostic.c (diagnostic_args): New macro.
11863 (diagnostic_msg): Likewise.
11864 (output_formatted_integer): Likewise.
11865 (output_state): New data type.
11866 (digit_buffer): Make global.
11867 (output_add_integer): Rename to output_decimal. Squeeze
11869 (output_long_decimal, output_unsigned_decimal,
11870 output_long_unsigned_decimal, output_octal, output_long_octal,
11871 output_hexadecimal, output_long_hexadecimal): New functions.
11872 (output_append_r): New function.
11873 (output_append): Tweak.
11874 (output_flush_on): Rename to output_to_stream.
11875 (output_format): Change prototype. Improve documentation. Handle
11876 more format specifiers.
11877 (build_location_prefix): Rename to context_as_prefix.
11878 (output_notice): Rename to output_do_printf.
11879 (output_printf): Tweak.
11880 (line_wrapper_printf): Likewise.
11881 (vline_wrapper_message_with_location): Adjust call to renamed
11883 (v_message_with_decl): Likewise.
11884 (default_print_error_function): Likewise.
11885 (save_output_state): New function.
11886 (restore_output_state): Likewise.
11887 (output_do_verbatim): Likewise.
11888 (output_verbatim): Define.
11889 (verbatim): Likewise.
11891 * diagnostic.h (printer_fn): Change return type from void to int.
11892 Improve documentation.
11893 (output_add_integer): Rename to output_decimal.
11894 (output_flush_on, output_format): Don't export.
11895 (output_verbatim, verbatim): Declare.
11897 2000-07-08 Toon Moene <toon@moene.indiv.nluug.nl>
11899 * fold-const.c (extract_muldiv) case PLUS_EXPR, MINUS_EXPR:
11900 Check whether c divides op1 exactly if operation is not
11903 2000-07-08 Richard Henderson <rth@cygnus.com>
11905 * final.c (final): Do not abort when reg-stack introduces
11908 2000-07-08 Zack Weinberg <zack@wolery.cumb.org>
11910 * cpplib.h (struct cpp_name): Now struct cpp_string.
11911 (CPP_INT, CPP_FLOAT, CPP_NUMBER, CPP_COMMENT,
11912 CPP_HEADER_NAME): Change to type S.
11913 (struct cpp_token): Rename 'name' field to 'str'. Add 'node'
11914 field, a cpp_hashnode *. All references to val.name updated
11915 to use val.str or val.node as appropriate.
11916 (struct cpp_reader): Add spec_nodes field.
11917 (cpp_idcmp): Now cpp_ideq; takes a token * and a char *.
11919 * cpphash.h (struct spec_nodes): New.
11920 (enum spell_type): Reorder. Only SPELL_STRING tokens use
11921 val.str. All references to 'spelling > SPELL_NONE' updated to
11924 (CPP_IN_SYSTEM_HEADER): Check pfile->buffer and
11925 pfile->buffer->inc are not NULL before dereferencing them.
11927 * cpplex.c (parse_name): Take a pointer to the current token,
11928 plus current position and limit as args; return the new
11929 position; don't copy the text of a name into the string
11930 buffer, instead call cpp_lookup and store the node pointer.
11931 If extending a token, copy out the text of the old into a
11932 scratch buffer, append the new, look that up and store the new
11933 node pointer. Inline.
11934 (maybe_paste_with_next): If the result of paste is a NAME,
11935 then look up the pasted text and store its node pointer.
11936 (lex_line): Adjust for new parse_name interface.
11937 Check for L"str", L'str' using spec_nodes->n_L.
11938 (spell_token): SPELL_IDENT tokens have their spelling in
11939 val.node->name. Handle SPELL_STRING tokens that don't have
11941 (_cpp_expand_name_space,
11942 (can_paste): Check for L ## "str" using spec_nodes->n_L.
11943 (cpp_get_token, special_symbol): No need to call cpp_lookup.
11944 (cpp_idcmp): Now cpp_ideq; take a token * and a const char *;
11945 return 1=equal 0=not, not a tristate.
11947 * cpphash.c (var_args_str): Delete.
11948 (find_param): Compare node fields directly.
11949 (is__va_args__): Use CPP_PEDANTIC. Just compare
11950 token->val.node with spec_nodes->n__VA_ARGS__.
11951 (dump_funlike_macro): Don't use var_args_str.
11953 * cpplib.c (_cpp_check_directive): Just walk through
11954 spec_nodes->dirs comparing pointers.
11955 (get_define_node, do_pragma_poison, detect_if_not_defined,
11956 parse_ifdef): The identifier has already been looked up.
11957 (do_ifdef, do_ifndef): parse_ifdef won't return a poisoned
11959 (do_if): Only call detect_if_not_defined at beginning of file.
11960 (_cpp_parse_assertion): Only copy string pointers for
11961 SPELL_STRING tokens.
11962 (pragma_dispatch): Take a node pointer and examine its name
11964 (_cpp_init_stacks): Also initialize the spec_nodes structure.
11966 * cppinit.c (cpp_reader_init): Call _cpp_init_stacks after
11968 (cpp_cleanup): Free pfile->spec_nodes. Call _cpp_cleanup_* in
11969 reverse order from the corresponding _cpp_init_* routines.
11971 * cppexp.c (parse_number, parse_charconst, parse_defined,
11972 lex): Check val.node->type instead of calling cpp_defined.
11973 Use spec_nodes entries where appropriate.
11975 * fix-header.c, scan-decls.c: Update for interface changes.
11977 2000-07-08 Geoffrey Keating <geoffk@cygnus.com>
11979 * config/rs6000/rs6000.c (rs6000_emit_move): Fix conditions for
11980 emitting aux_truncdfsf2.
11982 2000-07-03 Donn Terry (donnte@microsoft.com)
11984 * cppinit.c (print_help): split overlong line into ISO C89
11987 2000-07-07 Zack Weinberg <zack@wolery.cumb.org>
11989 * cppexp.c: Update all code for new lexer interface.
11990 (op_t, operator codes, struct token, tokentab2, op_to_str): Remove.
11991 (struct suffix, vsuf_1, vsuf_2, vsuf_3, op_to_prio): New.
11992 * cpplex.c (token_names): Trim leading CPP_ from names; make
11993 the strings unsigned.
11994 (_cpp_spell_operator): New.
11995 (is_macro_disabled): Disable all macros if rescanning
11997 (_cpp_get_directive_token): Remove.
11999 * cppinit.c: Don't set no_macro_expand.
12000 * cpplib.c (read_line_number, do_line): Check only for EOF,
12002 * cpphash.h: Update prototypes.
12003 * cpplib.h (CPP_VSPACE): Remove.
12004 (struct cpp_reader): Remove no_macro_expand.
12006 2000-07-08 Neil Booth <NeilB@earthling.net>
12008 * cpphash.c (is__va_args__): New function.
12009 (count_params): Fix line reported in error messages. Use
12010 is__va_args__. Don't return ')' on error. Flag GNU style
12011 rest args macro definitions.
12012 (parse_define): Check macro name is not __VA_ARGS__.
12013 (save_expansion): Check identifier in non-varargs-macro is
12014 not __VA_ARGS__. Don't flag GNU_VARARGS.
12015 * cpplex.c (parse_args): Accept no argument iff GNU_REST_ARGS.
12016 (maybe_paste_with_next): Use per-macro GNU_REST_ARGS rather
12017 than per-token GNU_VARARGS.
12018 * cpplib.h (GNU_VARARGS): Remove.
12019 (GNU_REST_ARGS): New.
12021 Sat Jul 8 01:38:25 MET DST 2000 Jan Hubicka <jh@suse.cz>
12023 * i386.md (call_pop, call, call_value_pop): Do not set
12024 current_function_uses_pic_offset_table for calls to static
12025 functions or indirect calls.
12027 2000-07-07 Jim Wilson <wilson@cygnus.com>
12029 * config/ia64/ia64.c (rws_access_reg): New local write_count. If
12030 is_predicate_reg, then take max write_count of register pair.
12032 2000-07-07 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12034 * tradcpp.c (main): Rename label `include' to `add_include' to
12035 avoid conflicts with variable `include' in traditional C.
12037 2000-07-07 Jakub Jelinek <jakub@redhat.com>
12039 * integrate.c (copy_insn_list): Remove REG_LABEL notes.
12041 2000-07-07 Jakub Jelinek <jakub@redhat.com>
12043 * sibcall.c (uses_addressof): Add INMEM argument, check for
12044 current_function_internal_arg_pointer outside of MEM rtxs in addition
12046 (sequence_uses_addressof): Update caller.
12048 2000-07-07 Zack Weinberg <zack@wolery.cumb.org>
12050 * tradcpp.c (initialize_builtins): Honor NO_BUILTIN_SIZE_TYPE
12053 2000-07-07 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12055 * system.h (UNION_INIT_ZERO): New macro for initializing union
12056 members in structs.
12058 * cpplex.c (placemarker_token, eof_token): Use UNION_INIT_ZERO.
12060 2000-07-07 Neil Booth <NeilB@earthling.net>
12062 * cpp.texi: Update.
12064 Fri Jul 7 07:47:35 2000 Jeffrey A Law (law@cygnus.com)
12066 * final.c (final): Detect out of bounds array access to
12067 the insn_lengths array.
12069 2000-07-07 Kazu Hirata <kazu@hxi.com>
12071 * fold-const.c (fold): Fix a comment typo.
12073 2000-07-07 Neil Booth <NeilB@earthling.net>
12075 * cpp.texi: Update to new lexer.
12077 2000-07-06 Zack Weinberg <zack@wolery.cumb.org>
12079 * tradcpp.c: New file.
12080 * tradcif.y: New file.
12081 * tradcif.c: New generated file.
12083 * Makefile.in: Add rules to build tradcpp.o, tradcif.o,
12084 $(srcdir)/tradcif.c. Add tradcpp to STAGESTUFF and
12085 dependencies of C. Install tradcpp from install-common, in
12088 2000-07-06 Zack Weinberg <zack@wolery.cumb.org>
12090 * cppinit.c: Include cppdefault.h. Refer to
12091 cpp_GCC_INCLUDE_DIR and cpp_GCC_INCLUDE_DIR_len, not directly
12092 to GCC_INCLUDE_DIR and its length.
12093 (SIZE_TYPE, PTRDIFF_TYPE, WCHAR_TYPE,
12094 USER_LABEL_PREFIX, REGISTER_PREFIX, struct default_include,
12095 STANDARD_INCLUDE_DIR, STANDARD_INCLUDE_COMPONENT): Move to
12097 (include_defaults_array): Move to cppdefault.c.
12099 * cppdefault.h: New file.
12100 * cppdefault.c: New file.
12102 * Makefile.in (LIBCPP_OBJS): Add cppdefault.o.
12103 (cppinit.o): Don't apply $(PREPROCESSOR_DEFINES) to this file.
12104 (cppdefault.o): New rule; apply $(PREPROCESSOR_DEFINES) to
12107 Thu Jul 6 18:30:36 2000 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
12109 * reload.c (push_reload): When seeing if can reuse a register,
12110 check extra registers against widest of INMODE and OUTMODE.
12112 2000-07-06 Neil Booth <NeilB@earthling.net>
12114 * cpplib.c: (_cpp_parse_assertion): Perform hash lookups
12115 based on full length of predicate.
12117 2000-07-06 Hans-Peter Nilsson <hp@axis.com>
12119 * timevar.c: [HAVE_SYS_RESOURCE_H]: Include <sys/resource.h>.
12120 [NEED_DECLARATION_GETRUSAGE]: Declare getrusage.
12122 2000-07-05 Kazu Hirata <kazu@hxi.com>
12124 * h8300-proto.h: Fix formatting.
12125 * h8300.c: Likewise.
12126 * h8300.h: Likewise.
12128 2000-07-05 Jim Wilson <wilson@cygnus.com>
12130 * config/ia64/ia64.h (HARD_REGNO_MODE_OK): If FR_REGNO_P, disallow
12133 2000-07-05 Rodney Brown <RodneyBrown@pmsc.com>
12135 * invoke.texi: Fix minor typos
12136 * md.texi: Fix minor typos
12138 2000-07-05 Zack Weinberg <zack@wolery.cumb.org>
12140 * cpplib.c (_cpp_parse_assertion): Fix buffer overrun.
12142 2000-07-04 Zack Weinberg <zack@wolery.cumb.org>
12144 * cpplex.c: Don't include sys/mman.h.
12145 (cpp_push_buffer, cpp_pop_buffer): Moved to cpplib.c.
12147 * cpplib.c: Include sys/mman.h and obstack.h.
12148 (cpp_push_buffer): Moved from cpplex.c; allocate buffers on an
12150 (cpp_pop_buffer): Moved from cpplex.c; free buffers from an obstack.
12151 (_cpp_unwind_if_stack): Now static, unwind_if_stack. Don't
12152 bother freeing if stack entries (they will be freed with their buffer).
12153 (do_endif): Free if stack entries from the buffer obstack.
12154 (push_conditional): Allocate if stack entries from the buffer obstack.
12156 (find_answer): Rename to _cpp_find_answer.
12157 (do_assert, do_unassert): Update.
12159 * cpphash.h: Update prototypes.
12160 (xobnew): New convenience macro.
12161 * cpplib.h (struct cpp_reader): Add hash_ob and buffer_ob fields.
12163 (struct cpp_hashnode): Remove disabled field.
12165 * cppinit.c: Don't include hashtab.h or splay-tree.h.
12166 (report_missing_guard): Moved to cppfiles.c.
12167 (cpp_reader_init): Call cpp_init_stacks, cpp_init_macros,
12169 (cpp_cleanup): Call cpp_cleanup_stacks, cpp_cleanup_macros,
12170 cpp_cleanup_includes. Don't destroy hashtab or
12171 all_include_files here.
12172 (cpp_finish): Use _cpp_report_missing_guards.
12174 * cppfiles.c (report_missing_guard): Moved from cppinit.c.
12175 (_cpp_init_include_table): Rename _cpp_init_includes.
12176 (_cpp_cleanup_includes, _cpp_report_missing_guards): New.
12178 * cppexp.c (parse_assertion): Update for new name of
12181 * Makefile.in (cpplib.o, cpphash.o, cppinit.o): Update deps.
12183 2000-07-04 Zack Weinberg <zack@wolery.cumb.org>
12185 * cpplib.c (do_ident): s/VSPACE/EOF/
12187 2000-07-05 Neil Booth <NeilB@earthling.net>
12189 * cpplex.c: Fix trigraph replacement within strings.
12191 2000-07-04 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12193 * rs6000/aix.h (ASM_GENERATE_INTERNAL_LABEL): Fix format specifier.
12195 * xcoffout.c (assign_type_number): Constify.
12196 (xcoffout_source_file): Add static prototype. Don't needlessly
12197 cast away const-ness.
12199 2000-07-04 Jason Merrill <jason@redhat.com>
12201 * frame.h (frame_state): Move base_offset to end.
12203 Mon Jul 3 21:31:43 2000 Clinton Popetz <cpopetz@cygnus.com>
12205 * calls.c (emit_library_call_value_1): Revert previous change.
12207 2000-07-03 Zack Weinberg <zack@wolery.cumb.org>
12209 * fix-header.c (struct partial_proto): Remove unnecessary fields.
12210 (recognized_extern, recognized_function, read_scan_file):
12211 Update for new scheme.
12212 (check_protection): It's still a multiple include guard even
12213 if it doesn't always trigger.
12214 * scan-decls.c (skip_to_closing_brace, scan_decls): Update for
12216 * scan.h: Declare struct cpp_token. Update prototypes.
12218 2000-07-03 Neil Booth <neilb@earthling.net>
12219 Zack Weinberg <zack@wolery.cumb.org>
12221 Complete overhaul of the lexer and macro expander.
12223 * cpphash.c (object_defn, funct_defn, push_macro_expansion,
12224 arg, arglist, argdata, reflist, collect_objlike_expansion,
12225 collect_funlike_expansion, collect_params,
12226 warn_trad_stringify, trad_stringify, duplicate_arg_p, add_pat,
12227 unsafe_chars, macarg, compare_defs, special_symbol,
12228 scan_arguments, stringify, funlike_macroexpand,
12229 _cpp_quote_string, monthnames): Delete.
12230 (cpp_lookup, _cpp_free_definition, dump_funlike_macro,
12231 _cpp_create_definition, _cpp_dump_definition,
12232 dump_hash_helper): Adjust.
12233 (find_param, count_params, parse_define, var_args_str,
12234 check_macro_redefinition, save_expansion): New.
12236 * cpplex.c (skip_block_comment, skip_line_comment, parse_name,
12237 parse_string, output_line_command, trigraph_replace,
12238 lex_line, cpp_push_buffer, cpp_pop_buffer, cpp_output_tokens,
12239 cpp_scan_buffer_nooutput, cpp_scan_buffer, cpp_free_toklist,
12240 cpp_idcmp, _cpp_get_directive_token, _cpp_init_input_buffer,
12241 _cpp_skip_rest_of_line): Modify.
12243 (maybe_macroexpand, skip_comment, copy_comment, skip_string,
12244 find_position, null_warning, bump_column, expand_name_space,
12245 pedantic_whitespace, _cpp_output_list, _cpp_slice_toklist,
12246 _cpp_squeeze_toklist, _cpp_scan_until, _cpp_skip_hspace,
12247 _cpp_parse_name, _cpp_lex_token, cpp_get_non_space_token,
12248 _cpp_prescan): Delete.
12250 (dump_param_spelling, process_directive, lex_next,
12251 is_macro_disabled, stringify_arg, expand_context_stack,
12252 output_token, make_string_token, alloc_number_token,
12253 special_symbol, duplicate_token, maybe_paste_with_next,
12254 can_paste, prevent_macro_expansion, restore_macro_expansion,
12255 get_temp_token, release_temp_tokens, quote_string,
12256 token_names, token_spellings, _cpp_expand_name_space,
12257 _cpp_glue_header_name, _cpp_reserve_name_space,
12258 digraph_spellings, trigraph_ok, skip_whitespace, save_comment,
12259 placemarker_token, eof_token, cpp_context, macro_args,
12260 get_raw_token, parse_arg, parse_args, save_token,
12261 push_arg_context, push_macro_context, pop_context,
12262 do_pop_context, free_macro_args, _cpp_get_line,
12263 _cpp_run_directive): New.
12265 * cpplib.c (validate_else, parse_include, push_conditional,
12266 pass_thru_directive, read_line_number, parse_ifdef,
12267 detect_if_not_defined, _cpp_check_directive, do_define,
12268 do_undef, do_include, do_import, do_include_next, do_error,
12269 do_warning, do_ident, do_pragma, pragma_dispatch, gcc_pragmas,
12270 top_pragmas, do_pragma_gcc, do_pragma_implementation,
12271 do_pragma_poison, do_pragma_system_header,
12272 do_pragma_dependency, do_sccs, do_ifdef, do_ifndef, do_else,
12273 dl_elif, do_endif, _cpp_unwind_if_stack, do_assert,
12274 do_unassert, cpp_define, cpp_undef, cpp_assert, cpp_unassert,
12275 cpp_defined): Update for new scheme.
12276 (strtoul_for_line, get_define_node, dump_macro_name,
12277 _cpp_check_linemarker, _cpp_parse_assertion): New.
12278 (_cpp_handle_directive, do_pragma_default): Delete.
12280 * cpphash.h (struct predicate): Now struct answer.
12281 (enum spell_type, struct token_spelling, struct directive,
12282 directive_handler): New.
12283 Update prototypes. Remove unused macros.
12284 * cpplib.h: Update prototypes. Remove unused macros,
12285 structure definitions, and fields.
12287 * cpperror.c (print_containing_files, v_message): Adjust.
12288 * cppexp.c (parse_assertion, lex, parse_escape,
12289 _cpp_parse_expr): Adjust.
12290 * cppfiles.c (open_include_file, _cpp_execute_include,
12291 _cpp_compare_file_date, cpp_read_file, read_include_file):
12293 * cppinit.c (dump_special_to_buffer): Delete.
12294 (append_include_chain, merge_include_chains, cpp_reader_init,
12295 cpp_cleanup, initialize_builtins, builtin_array, cpp_start_read,
12296 cpp_finish, handle_option, print_help): Adjust.
12297 * cppmain.c (main): Adjust.
12299 2000-07-03 Zack Weinberg <zack@wolery.cumb.org>
12301 * cppspec.c (lang_specific_driver): Use double quotes in error
12304 Mon Jul 3 16:53:43 2000 Clinton Popetz <cpopetz@cygnus.com>
12306 * calls.c (emit_library_call_value_1): Use valreg instead
12307 of hard_libcall_value.
12309 2000-07-03 Geoff Keating <geoffk@cygnus.com>
12311 * config/rs6000/rs6000.c (rs6000_emit_move): New function.
12312 * config/rs6000/rs6000-proto.h: Prototype rs6000_emit_move.
12313 * config/rs6000/rs6000.md (movsi): Use rs6000_emit_move.
12321 * expmed.c (expand_mult_highpart): Use op1 instead of wide_op1 when
12322 mode instead of wider_mode is being used.
12324 2000-07-03 Jakub Jelinek <jakub@redhat.com>
12326 * config/i386/i386.md (movstrictqi_xor): Use 'q' constraint instead
12327 of 'r'. Use q_regs_operand.
12328 (andsi_1+2): Use q_regs_operand.
12330 2000-07-03 Jakub Jelinek <jakub@redhat.com>
12332 * builtins.c (get_memory_rtx): Always put into alias set 0.
12334 2000-07-03 Nick Clifton <nickc@cygnus.com>
12336 * config/arm/arm.md: Fix post increment and pre increment
12337 peepholes so that they do not generate UNPREDICATBLE opcodes.
12338 (ie ones where the increment clobbers the source/destination).
12340 2000-07-01 Marek Michalkiewicz <marekm@linux.org.pl>
12342 * config/avr/avr.c (out_adj_frame_ptr): Make "frame pointer
12343 change too big for -mtiny-stack" a warning, if larger than 63.
12344 (out_set_stack_ptr): Change the logic so -mno-interrupts is
12345 always safe to use on possible future devices.
12346 (function_prologue): Write SPH before SPL, for consistency.
12347 If interrupt_func_p true, we know we have enabled interrupts.
12348 (avr_num_arg_regs): New function. Round up to even number of
12349 bytes if no -mpack-args or if calling a libgcc function.
12350 (function_arg, function_arg_advance): Use it.
12351 (output_movsisf, ashlsi3_out, ashrsi3_out, lshrsi3_out):
12352 Output "movw" if available.
12353 (out_tsthi, out_tstsi, ashlqi3_out, lshrqi3_out): Change uses
12354 of TEST_HARD_REG_CLASS macro to test_hard_reg_class function.
12355 (asm_output_section_name): Add blanks for consistent output.
12356 (encode_section_info): Set TREE_READONLY for progmem data to
12357 avoid gas warnings about changed section attributes.
12358 (avr_hard_regno_mode_ok): Force non-QImode data to start in
12359 even numbered registers on devices with "movw".
12360 * config/avr/avr.h (MASK_*): Define bits for target_flags.
12361 (TARGET_SWITCHES): Mark help strings for translation.
12362 Add new -mpack-args and -menhanced switches.
12363 (TARGET_OPTIONS): Mark help strings for translation.
12364 (progmem_section): Add section attributes.
12365 * config/avr/avr.md (*movhi, call_insn, call_value_insn):
12366 Output "movw" if available.
12367 (mulqi3, mulqihi3, umulqihi3, mulhi3, *tablejump_enh):
12369 * config/avr/libgcc.S (_mulqi3, _divqi3): Update to the new
12370 call convention (arguments aligned on even registers).
12371 (_cleanup, _exit): Make weak symbols libc can override.
12373 2000-07-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12375 * fp-bit.h: New file.
12377 * fp-bit.c: Move common code, prototypes, etc into fp-bit.h.
12378 Comment #endif statements.
12379 (__thenan_sf, __thenan_df): Add missing braces around initializer.
12381 Mon Jul 3 00:32:47 2000 Jeffrey A Law (law@cygnus.com)
12383 * gcse.c (compute_pre_data): Compute ae_kill using other local
12384 properties instead of calling compute_ae_kill.
12386 * alias.c (init_alias_analysis): Do not call
12387 prologue_epilogue_contains until after reload has completed.
12389 2000-07-02 Benjamin Chelf <chelf@codesourcery.com>
12391 * c-common.h (genrtl_begin_compound_stmt): Remove declaration.
12392 (genrtl_finish_compound_stmt): Likewise.
12393 (genrtl_compound_stmt): Change to return void.
12395 * c-semantics.c (genrtl_begin_compound_stmt): Remove function and
12396 move code from here to ...
12397 (genrtl_compound_stmt): ... here.
12398 (genrtl_finish_compound_stmt): Remove.
12399 (expand_stmt): Add comment.
12401 2000-07-02 Zack Weinberg <zack@wolery.cumb.org>
12403 * c-typeck.c (build_indirect_ref): Use COMPLETE_OR_VOID_TYPE_P
12406 2000-07-02 Jakub Jelinek <jakub@redhat.com>
12408 * cpplib.h (struct cpp_reader): New field include_depth.
12409 (struct cpp_printer): Rename last_bsd to last_id.
12410 * cppfiles.c (read_include_file): Bump include_depth.
12411 * cpplex.c (cpp_pop_buffer): Decrement include_depth.
12412 (output_line_command): Output correct #line if a header
12413 is including itself and is not protected against multiple inclusion.
12414 Use include_depth instead of buffer_stack_depth, last_id instead of
12416 * cppinit.c (cpp_start_read): Initialize last_id instead of
12419 2000-07-01 Benjamin Chelf <chelf@codesourcery.com>
12421 * Makefile.in (C_AND_OBJC_OBJS): Added c-semantics.o.
12422 (c-semantics.o): New target.
12424 * c-common.h (TREE_LANG_FLAG_?): Added documentation.
12425 (genrtl_do_pushlevel): Moved from cp/cp-tree.h.
12426 (genrtl_clear_out_block): Likewise.
12427 (genrtl_goto_stmt): Likewise.
12428 (genrtl_expr_stmt): Likewise.
12429 (genrtl_decl_stmt): Likewise.
12430 (genrtl_if_stmt): Likewise.
12431 (genrtl_while_stmt): Likewise.
12432 (genrtl_do_stmt): Likewise.
12433 (genrtl_return_stmt): Likewise.
12434 (genrtl_for_stmt): Likewise.
12435 (genrtl_break_stmt): Likewise.
12436 (genrtl_continue_stmt): Likewise.
12437 (genrtl_scope_stmt): Likewise.
12438 (genrtl_switch_stmt): Likewise.
12439 (genrtl_case_label): Likewise.
12440 (genrtl_begin_compound_stmt): Likewise.
12441 (gerntl_finish_compound_stmt): Likewise.
12442 (genrtl_compound_stmt): Likewise.
12443 (genrtl_asm_stmt): Likewise.
12444 (genrtl_decl_cleanup): Likewise.
12445 (DECL_ANON_UNION_ELEMS): Likewise.
12446 (emit_local_var): Likewise.
12447 (make_rtl_for_local_static): Likewise.
12448 (expand_cond): Likewise.
12449 (expand_stmt): Likewise.
12450 (c_expand_return): Likewise.
12451 (c_expand_start_case): Likewise.
12452 (do_case): Likewise.
12453 (COMPOUND_STMT_NO_SCOPE): Likewise.
12454 (c_expand_asm_operands): Likewise.
12455 (NEW_FOR_SCOPE_P): New macro.
12456 (expand_expr_stmt_fn): New type.
12458 (set_current_function_name_declared): Likewise.
12459 (current_function_name_declared): Likewise.
12460 (lang_expand_stmt): Likewise.
12461 (stmts_are_full_exprs_p): Likewise.
12462 (anon_aggr_type_p): Likewise.
12463 (lang_expand_expr_stmt): Likewise.
12464 (build_case_label): Likewise.
12466 * c-decl.c (lang_expand_expr_stmt): Initialize.
12467 (stmts_are_full_exprs_p): Define.
12468 (current_function_name_declared): Likewise.
12469 (do_case): Likewise.
12470 (lang_expand_stmt): Likewise.
12471 (set_current_function_name_declared): Likewise.
12472 (anon_aggr_type_p): Likewise.
12474 * c-semantics.c: New file.
12475 (expand_cond): Moved from cp/semantics.c.
12476 (genrtl_do_pushlevel): Likewise.
12477 (genrtl_clear_out_block): Likewise.
12478 (genrtl_goto_stmt): Likewise.
12479 (genrtl_expr_stmt): Likewise.
12480 (genrtl_decl_stmt): Likewise.
12481 (genrtl_if_stmt): Likewise.
12482 (genrtl_while_stmt): Likewise.
12483 (genrtl_do_stmt): Likewise.
12484 (genrtl_return_stmt): Likewise.
12485 (genrtl_for_stmt): Likewise.
12486 (genrtl_break_stmt): Likewise.
12487 (genrtl_continue_stmt): Likewise.
12488 (genrtl_scope_stmt): Likewise.
12489 (genrtl_switch_stmt): Likewise.
12490 (genrtl_case_label): Likewise.
12491 (genrtl_begin_compound_stmt): Likewise.
12492 (genrtl_finish_compound_stmt): Likewise.
12493 (genrtl_compound_stmt): Likewise.
12494 (genrtl_asm_stmt): Likewise.
12495 (genrtl_decl_cleanup): Likewise.
12496 (make_rtl_for_local_static): Moved from cp/decl.c.
12497 (emit_local_var): Likewise.
12498 (expand_stmt): Define.
12500 * c-tree.h: (c_expand_asm_operands): Moved to c-common.h.
12501 (c_expand_return): Likewise.
12502 (c_expand_start_case): Likewise.
12504 2000-07-01 Richard Henderson <rth@cygnus.com>
12506 * config/ia64/ia64.c (symbolic_operand): Reject CONST expressions
12507 with the low 13 bits set.
12508 (move_operand): Check for CONST|SYMBOL_REF|LABEL_REF directly.
12509 * config/ia64/ia64.md (movdi): Likewise. Expand a CONST with one
12510 of the low 13 bits into a CONST plus an adddi3.
12511 (load_symptr): Set RTX_UNCHANGING_P.
12513 See ChangeLog.3 for earlier changes.