1 2000-09-06 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
3 * flow.c (insn_dead_p): Detect dead memory stores with auto increments.
5 2000-09-06 Kazu Hirata <kazu@hxi.com>
7 * calls.c: Fix formatting.
9 2000-09-06 Graham Stott <grahams@cygnus.co.uk>
11 * config/i386/i386.h (ADDRESS_COST): Fix typo.
13 2000-09-06 Zack Weinberg <zack@wolery.cumb.org>
15 Integrated preprocessor.
17 * Makefile.in: Remove all references to c-parse.gperf,
18 c-gperf.h, and c-parse.h. Remove -d from yacc command line
19 generating c-parse.c. Update dependencies.
20 * c-parse.gperf, c-gperf.h: Delete.
22 * c-common.c: Don't define parse_options, cpp_token, yy_cur,
23 yy_lim, or yy_get_token. Don't define get_directive_line if
25 * c-common.h: Add multiple include guard. Define RID values
26 for every keyword in C, C++, and Objective C. Put all the
28 (struct c_fileinfo, get_fileinfo, dump_time_statistics): New.
29 * c-decl.c (c_decode_option): Handle -lang-objc here.
30 (print_lang_identifier): Handle C_IS_RESERVED_WORD case.
31 (grokdeclarator): Adjust for new RID scheme.
32 (extract_interface_info): New stub.
33 * c-lang.c: Don't declare yy_cur or parse_options.
34 (lang_init_options): Call cpp_init. Don't call
36 (lang_init): Don't call check_newline if USE_CPPLIB.
38 * c-lex.c: Don't include c-parse.h. Do include timevar.h.
39 Elide lots of unnecessary code if USE_CPPLIB. Delete code
40 rendered unnecessary by new architecture. Move routines not
41 shared with C++ to c-parse.in. Maintain a local idea of the
42 line number. Handle C++ as well as C.
43 [USE_CPPLIB]: Declare and register callbacks for #ident and
44 for entering/leaving files.
45 (init_c_lex, c_lex): Are now the entry points to this file.
46 (check_newline): Break out directive handling to
48 (read_ucs, is_extended_char, utf8_extend_token): Moved here
50 (readescape, parse_float): Overhaul.
51 (lex_number, lex_string, lex_charconst): Break out of c_lex
53 (get_fileinfo, update_header_times, dump_one_header,
54 dump_time_statistics): New and/or moved here from C++.
55 Support per-file data needed by C++ and per-header timing
56 statistics (C++ only, at the moment).
57 * c-lex.h: Update prototypes. Add multiple include guard.
58 * c-tree.h (struct lang_identifier): Add rid_code field.
59 (C_IS_RESERVED_WORD, C_RID_CODE): New.
61 * c-parse.in: Include c-pragma.h. Remove unnecesary calls to
62 reinit_parse_for_function and/or position_after_white_space.
63 (save_filename, save_lineno): Look ahead before saving.
64 (label -> identifier ':'): Save file and line before shifting ':'.
65 (reservedwords): No need to call get_identifier.
66 (init_parse, finish_parse, yyerror, yylex, yyprint,
67 make_pointer_declarator): Are now here for C/ObjC.
68 (rid_to_yy): Conversion table from RID constants to Yacc codes.
70 * c-pragma.c: Rewrite parsing logic to fit with cpplib's
71 #pragma registry. Provide dummy implementation of that
72 interface if !USE_CPPLIB.
73 * c-pragma.h: Update to match.
75 * flags.h: Add multiple include guard.
76 (flag_detailed_statistics): Moved here from C++.
77 * toplev.c: Define flag_detailed_statistics.
79 * gcc.c (C specs): Use %(trad_capable_cpp) for -E|-M|-MM case
81 * timevar.def (TV_CPP, TV_LEX): New.
82 * timevar.h: Add multiple include guard.
84 * objc/lang-specs.h: Use %(trad_capable_cpp) for -E|-M|-MM case
86 * objc/objc-act.c: Don't mention yy_cur or parse_options.
87 Initialize cpplib properly. Force lineno to 0 after first
88 call to check_newline. Don't handle -lang-objc here.
89 Move forget_protocol_qualifiers and remember_protocol_qualifiers here.
91 2000-09-06 David Edelsohn <edelsohn@gnu.org>
93 * rs6000.md: Correct function unit definitions for cr_logical and
95 (sCOND): Additionally fail for sgt, slt, sge, sle if !TARGET_POWER
96 and use portable method for >=0 and floating point >=. Remove
99 2000-09-06 Mark Mitchell <mark@codesourcery.com>
101 * extend.texi: Mark named return value extension as deprecated.
103 2000-09-06 Geoff Keating <geoffk@cygnus.com>
105 * config/rs6000/rs6000.c (rs6000_reverse_condition): Return
108 2000-09-06 Gabriel Dos Reis <gdr@codesourcery.com>
110 * toplev.c (display_help): Fix thinko in documentation.
112 * diagnostic.h (output_buffer::indent_skip): New fields.
113 (output_indentation): New macro.
115 * diagnostic.c (output_indent): New function.
116 (output_set_prefix, clear_diagnostic_info): Use.
117 (output_emit_prefix): Predict future indentation.
119 2000-09-06 DJ Delorie <dj@redhat.com>
121 * Makefile.in (stage_*): add more dependencies to ensure parallel
122 builds build correctly
124 2000-09-06 Manfred Hollstein <manfredh@redhat.com>
126 * Makefile.in (bootstrap-lean): Depend on bootstrap-lean_g,
127 not bootstrap-lean_f.
129 2000-09-06 Andreas Schwab <schwab@suse.de>
131 * mklibgcc.in: Emit rule for libgcc-stage-start.
132 * Makefile.in (stage1-start, stage2-start, stage3-start,
133 stage4-start): Don't handle libgcc here, use libgcc.mk instead.
135 2000-09-06 Bernd Schmidt <bernds@redhat.co.uk>
137 * local-alloc.c (local_alloc): Ignore CLASS_LIKELY_SPILLED.
138 (update_equiv_regs): Likewise, except for the mn10200 kludge.
139 (combine_regs): Likewise.
141 * Makefile.in (cse.o): Depend on $(BASIC_BLOCK_H).
142 * cse.c: Include "basic-block.h".
143 (struct table_elt): New field REGCOST.
144 (CHEAP_REG): Delete macro.
145 (COST): Return 0 for REGs.
146 (approx_reg_cost_1, approx_reg_cost, preferrable): New functions.
147 (notreg_cost): Return 0 for appropriate SUBREGs.
148 (COSTS_N_INSNS): Return N * 2.
149 (rtx_cost): Return 0 for REGs, and use cost of nested rtx for cheap
151 (CHEAPER): Use new function preferrable.
152 (insert): Initialize REGCOST member.
153 (find_best_addr): Use approx_reg_cost for estimation of register
155 (cse_insn): Likewise.
156 * loop.c (iv_add_mult_cost): New function.
157 (add_cost, shift_cost, mult_cost): Delete variables.
158 (init_loop): Don't initialize add_cost; reduce copy_cost by half.
159 (strength_reduce): Use iv_add_mult_cost instead of fixed add_cost.
160 Make code that detects autoinc opportunities slightly less optimistic.
161 (simplify_giv_expr): If expression contains other reg that is also a
162 giv, only increment benefit if this is the only use of that reg.
163 (consec_sets_giv): Take that change into account.
164 (combine_givs): Slightly more verbose output.
166 * i386.h (RTX_COSTS): For MULT, return true cost of multiplication,
167 not the cost of an equivalent shift.
168 * sh-protos.h (addsubcosts): Declare.
169 * sh.c (addsubcosts): New function.
170 * sh.h (CONST_COSTS): If CONST_OK_FOR_I, then return 0.
171 (RTX_COSTS): Tweak. Use addsubcosts.
172 (ADDRESS_COST): Return higher cost for reg+reg addressing.
174 2000-09-06 Geoff Keating <geoffk@cygnus.com>
176 * config/rs6000/rs6000.c (validate_condition_mode): New function.
177 (branch_comparison_operator): Call validate_condition_mode to
178 abort rather than returning 0.
179 (branch_positive_comparison_operator): New function.
180 (scc_comparison_operator): Call validate_condition_mode to abort
181 rather than returning 0.
182 (ccr_bit): Call validate_condition_mode. Update for
184 (print_operand): Delete %C modifier. Update %E case
185 to use EQ bit not SO bit.
186 (rs6000_reverse_condition): New function.
187 (rs6000_generate_compare): New function.
188 (rs6000_emit_sCOND): New function.
189 (rs6000_emit_cbranch): New function.
190 (output_cbranch): The length of a long branch insn is
191 now only 8 bytes. Add validate_condition_mode. Use
192 rs6000_reverse_condition. Remove cror generation.
194 * config/rs6000/rs6000.h: Update comments.
195 (PREDICATE_CODES): Add new predicate. Update codes used
196 by branch_comparison_operator and scc_comparison_operator.
197 * config/rs6000/rs6000-protos.h: Add prototypes for
198 new external functions.
199 * config/rs6000/rs6000.md: Add new scheduling parameters
200 for cr_logical instructions. Change length of branch
202 (bCOND patterns): Call rs6000_emit_cbranch.
203 (sCOND patterns): Call rs6000_emit_sCOND.
204 (branch patterns): Change lengths to 4.
205 (cr logical patterns): New.
207 2000-09-06 Richard Henderson <rth@cygnus.com>
209 * config/i386/i386.md (call_pop): Fix test for setting
210 current_function_uses_pic_offset_table.
211 (call, call_value_pop, call_value): Likewise.
213 2000-09-06 Zack Weinberg <zack@wolery.cumb.org>
215 * timevar.c (timevar_add): Delete.
216 (timevar_get): Also count time since the selected timer was
217 last updated. Do not examine the timevar stack if the
218 selected timer is standalone.
220 2000-09-05 J. David Anglin <dave@hiauly1.hia.nrc.ca>
222 * gthr-dce.h (__gthread_objc_mutex_deallocate): Free mutex->backend.
224 2000-09-05 Jason Merrill <jason@redhat.com>
226 * c-decl.c (finish_incomplete_decl): Don't call complete_array_type
229 2000-09-05 Richard Henderson <rth@cygnus.com>
231 * config/ia64/lib1func.asm (__divtf3): Rebundle for Itanium.
232 Eliminate final copy from non-trapping case.
233 (__divdf3, __divsf3): Likewise.
235 2000-09-05 Richard Henderson <rth@cygnus.com>
237 * config/ia64/ia64.md (mulhi3): Fix typo last change.
238 * config/ia64/lib1func.asm (__divdi3, __udivdi3, __umodsi3): Likewise.
240 2000-09-03 Donn Terry <donn@interix.com>, Laurynas Biveinis <lauras@softhome.net>
242 * Makefile.in: Restructure bootstrap stages to allow clean
243 restart after failure.
245 2000-09-05 Richard Henderson <rth@cygnus.com>
247 * config/ia64.md (movsi and movdi patterns): Allow moves from
248 8-bit constants to AR registers.
250 2000-09-05 Richard Henderson <rth@cygnus.com>
252 * config/ia64/ia64.md (mulhi3): New.
254 2000-09-05 Richard Henderson <rth@cygnus.com>
256 * config/ia64/ia64.h (INIT_TARGET_OPTABS): Remove.
257 * config/ia64/lib1funcs.asm (__divdi3): Update from Intel IA-64
258 Optimization Guide, minimum latency alternative.
259 (__moddi3, __udivdi3, __umoddi3): Likewise.
260 (__divsi3, __modsi3, __udivsi3, __umodsi3): Likewise.
262 2000-09-05 Bruce Korb <bkorb@gnu.org>
264 * fixinc/fixincl.c (load_file): always read header files
265 with sizes that are a multiple of the page size.
266 & use libiberty's getpagesize for determining that.
268 2000-09-05 Alexandre Oliva <aoliva@redhat.com>
270 * gcse.c (hash_string_1): Add prototype.
271 * cse.c (canon_hash_string): Likewise.
273 2000-09-04 Craig Newell <CraigN@ieee.org>
275 * gcc.c: Undefine "__WCHAR_TYPE__" before redefining it.
277 2000-09-04 Andreas Schwab <schwab@suse.de>
279 * Makefile.in (STAGESTUFF): Remove libgcc.
280 (stage1-start, stage2-start, stage3-start): Copy the contents of
281 the libgcc directory explicitly.
282 (mostlyclean): Clean libgcc.
284 2000-09-04 Andrew Haley <aph@redhat.com>
286 * dwarf2out.c: (stack_adjust_offset): New prototype.
288 Wed Jan 1 00:23:59 MET 1997 Jan Hubicka <jh@suse.cz>
290 * combine.c (make_extraction): Fix rtx_cost comparison to
293 Wed Jan 1 00:17:32 MET 1997 Jan Hubicka <jh@suse.cz>
295 * i386.md (pushsi2, pushhi2, pophi2, swapsf, swapdf,
296 umulsi3_highpart, smulsi3_highpart, testqi_ccno_1, xorqi_ext_1):
297 Add '*' to insn pattern name.
299 2000-09-04 Jakub Jelinek <jakub@redhat.com>
301 * cpplex.c (ON_REST_ARG): Check VAR_ARGS flag of current context,
302 use posn - 1 to index into tokens array.
303 (maybe_paste_with_next): Adjust caller.
305 2000-09-03 Geoff Keating <geoffk@cygnus.com>
307 * invoke.texi: Document the -mvxworks option for rs6000 ELF.
309 * config/rs6000/rs6000.h: Update various comments about XER_REGNO.
310 (REGNO_REG_CLASS): Use symbolic register
313 2000-09-03 Richard Earnshaw <rearnsha@arm.com>
315 * arm.c (final_prescan_insn): If the form of a jump insn isn't
316 recognized, don't try to conditionally execute it.
318 Sun Sep 3 13:10:56 2000 Denis Chertykov <denisc@overta.ru>
320 * config/avr/avr.md ("*tablejump_lib"): New pattern.
321 (call_value_insn): Right length claculation.
322 (call_insn): Likewise.
324 2000-09-02 Marek Michalkiewicz <marekm@linux.org.pl>
326 * config/avr/avr-protos.h, config/avr/avr.c (unique_section,
327 gas_output_limited_string, gas_output_ascii, output_movqi,
328 output_movhi, out_movqi_r_mr, out_movqi_mr_r, out_movhi_r_mr,
329 out_movhi_mr_r, out_movsi_r_mr, out_movsi_mr_r, output_movsisf,
330 out_tstsi, out_tsthi, ret_cond_branch, ashlqi3_out, ashlhi3_out,
331 ashlsi3_out, ashrqi3_out, ashrhi3_out, ashrsi3_out, lshrqi3_out,
332 lshrhi3_out, lshrsi3_out, output_reload_inhi, output_reload_insisf,
333 out_shift_with_cnt, ptrreg_to_str, cond_string, encode_section_info):
334 Add "const" as needed to remove warnings.
336 * config/avr/avr.c (avr_override_options, avr_init_once,
337 function_prologue, function_epilogue, frame_pointer_required_p,
338 class_likely_spilled_p, order_regs_for_local_alloc,
339 avr_address_cost, avr_ret_register): Use K&R style arguments.
340 (initial_elimination_offset, gas_output_limited_string):
341 Remove ATTRIBUTE_UNUSED from the used arguments.
342 (output_mov*, out_mov*_r_mr, out_mov*_mr_r, output_reload_insisf):
343 Use local variables src, dest, base to access operands[].
344 Rename reg_dest to reg_src if that's what it is.
345 (output_movhi, output_movsisf): Optimize loading 8-bit immediate
346 constants to LD_REGS if reg_was_0.
347 (output_reload_insisf): Change arg 3 to insn length and set it.
348 (out_movhi_r_mr, out_movhi_mr_r): Use in/out for more efficient
349 access to 16-bit I/O register pairs.
350 (avr_address_cost): Lower cost for the above case.
351 (out_tsthi): Use "or" (faster) instead of "sbiw" if the operand
352 may be clobbered, also for LD_REGS.
353 (adjust_insn_length): Correct insn length for iorhi3 and iorsi3
356 * config/avr/avr.h (PTRDIFF_TYPE): Make signed.
358 * config/avr/avr.md: Change all uses of the TEST_HARD_REG_CLASS
359 macro to test_hard_reg_class function.
360 (*movsi, *movsf): Change "cc" attribute from "clobber" to "none"
361 for loading immediate constants to LD_REGS.
362 (andsi3, cmphi, cmpsi): Add return statements to avoid warnings.
365 Sat Sep 2 13:58:23 2000 Marek Michalkiewicz <marekm@linux.org.pl>
367 * config/avr/avr.md ("*negsi2"): substitute %@ to __zero_reg__
368 * config/avr/libgcc.S: Lost part of the previous patch.
370 2000-08-31 J. David Anglin <dave@hiauly1.hia.nrc.ca>
372 * gthr-dce.h (__gthread_objc_mutex_allocate): Create a pthread_mutex_t
373 object before calling pthread_mutex_init.
375 2000-09-02 Alexandre Oliva <aoliva@redhat.com>
377 * config/sh/t-elf, config/sh/crt1.asm, config/sh/crti.asm,
378 config/sh/crtn.asm: New files.
379 * config/sh/t-sh (EXTRA_MULTILIB_PARTS): Set.
380 (crt1.o, crti.o, crtn.o): New targets.
381 * configure.in [sh-*-elf*, sh-*-rtemself*] (tmake_file): Added
383 * configure: Rebuilt.
384 * config/sh/sh.h (INIT_SECTION_ASM_OP, FINI_SECTION_ASM_OP,
385 STARTFILE_SPEC, ENDFILE_SPEC, CRT_CALL_STATIC_FUNCTION): Define.
386 * config/sh/elf.h (INIT_SECTION_ASM_OP, FINI_SECTION_ASM_OP):
387 Undefine for config/elfos.h to redefine.
388 (STARTFILE_SPEC, ENDFILE_SPEC): Redefine after config/elfos.h.
390 2000-09-02 Alexandre Oliva <aoliva@redhat.com>, Niibe Yutaka <gniibe@m17n.org>, Kaz Kojima <kkojima@rr.iij4u.or.jp>
392 * config/sh/sh-protos.h (nonpic_symbol_mentioned_p,
393 legitimize_pic_address, output_pic_addr_const): Declare.
394 * config/sh/sh.h (CONDITIONAL_REGISTER_USAGE): Fix PIC register.
395 (PREFERGOT_BIT, TARGET_PREFERGOT): Likewise.
396 (TARGET_SWITCHES): New switch -mprefergot.
397 (OVERRIDE_OPTIONS): Set flag_no_function_cse unless -mprefergot.
398 (PIC_OFFSET_TABLE_REGNUM): Define.
399 (GOT_SYMBOL_TABLE): Likewise.
400 (LEGITIMIZE_ADDRESS): Use legitimize_pic_address.
401 (ENCODE_SECTION_INFO): Define.
402 (FINALIZE_PIC): New macros.
403 (LEGITIMATE_PIC_OPERAND_P, SYMBOLIC_CONST_P): New macro.
404 (ASM_OUTPUT_INT, ASM_OUTPUT_SHORT): Use output_pic_addr_const.
405 * config/sh/sh.c (print_operand_address): Use output_pic_addr_const.
406 (prepare_move_operands): Call emit_pic_move or
407 emit_pic_const_move if appropriate.
408 (output_far_jump): For PIC, use braf and output long offset.
409 (machine_dependent_reorg):
410 (sh_expand_prologue): Save and initialize the PIC register.
411 (sh_expand_epilogue): Restore it.
412 (initial_elimination_offset): Account for it.
413 (nonpic_symbol_mentioned_p): New function.
414 (legitimize_pic_address): Likewise.
415 (output_pic_addr_const): Likewise.
416 * config/sh/sh.md (calli_pcrel, call_valuei_pcrel): New insns.
417 (call, call_value): Use them.
418 (GOTaddr2picreg, sym_label2reg, symGOT2reg, symGOTOFF2reg,
419 symPLT_label2reg): New expands.
420 * invoke.texi (SH Options): Document -mprefergot.
422 2000-09-01 Alexandre Oliva <aoliva@redhat.com>
424 * rtl.h (ASM_OPERANDS_INPUT_CONSTRAINT_EXP): New macro.
425 * gcse.c (hash_string_1): New function.
426 (hash_expr_1) <ASM_OPERANDS>: Disregard filename and line number.
427 (expr_equiv_p) <ASM_OPERANDS>: Likewise.
428 * cse.c (rtx_cost): Don't increase the cost of ASM_OPERANDS.
429 (canon_hash_string): New function.
430 (canon_hash) <ASM_OPERANDS>: Disregard filename and line number.
431 (exp_equiv_p) <ASM_OPERANDS>: Likewise.
432 (fold_rtx): Use ASM_OPERANDS accessor macros.
433 * emit-rtl.c (copy_insn_1): Likewise.
434 * integrate.c (copy_rtx_and_substitute): Likewise.
435 * stmt.c (expand_asm_operands): Likewise. Give an
436 ASM_OPERANDS rtx the mode of the output reg being set from it.
438 2000-09-01 Fred Fish <fnf@be.com>
440 * fix-header.c (write_rbrac): Add putc and getc to list of
441 functions to protect against prior definition as a macro.
443 2000-09-01 Joseph S. Myers <jsm28@cam.ac.uk>
445 * c-common.h (enum c_tree_index): Add CTI_C_SIZE_TYPE.
446 (c_size_type_node): Define.
447 * c-decl.c (init_decl_processing): Initialize c_size_type_node.
448 * c-common.c (enum format_lengths, enum format_std_version,
449 format_length_info, format_type_detail, BADLEN, NOLENGTHS,
450 format_kind_info, printf_length_specs, scanf_length_specs, T89_I,
451 T99_I, T89_L, T99_LL, TEX_LL, T89_S, T89_UI, T99_UI, T89_UL,
452 T99_ULL, TEX_ULL, T89_US, T89_F, T99_F, T89_D, T99_D, T89_LD,
453 T99_LD, T89_C, T99_SC, T99_UC, T89_V, T94_W, TEX_W, T94_WI,
454 TEX_WI, T99_ST, T99_SST, T99_PD, T99_UPD, T99_IM, T99_UIM,
455 format_types): Define.
456 (format_char_info, print_char_table, scan_char_table,
457 time_char_table): Rearrange for new organization of information
458 about format length modifiers and standard versions.
459 (T_ST): Redefine to use c_size_type_node.
460 (check_format_info): Obtain information about length modifiers and
461 standard versions from tables. Adjust warning message wordings.
462 Use the name from the user's program for `ll' and `hh' length
463 modifiers in warning messages. Use more informative names for
464 wanted types where available (for wchar_t, wint_t, size_t, signed
465 size_t, ptrdiff_t, unsigned ptrdiff_t, intmax_t and uintmax_t).
467 2000-09-01 Jim Wilson <wilson@cygnus.com>
469 * calls.c (emit_call_1): Add REG_NORETURN note to call if ECF_NORETURN.
470 * combine.c (distribute_notes): Handle REG_NORETURN.
471 * rtl.c (reg_note_name): Add REG_NORETURN.
472 * rtl.h (enum reg_note): Likewise.
474 * config/ia64/ia64-protos.h (emit_safe_across_calls): Renamed from
476 * config/ia64/ia64.c (emit_safe_across_calls): Likewise.
477 (rtx_needs_barrier): Handle unspec_volatile 8 and 9.
478 (emit_predicate_relation_info): Handle conditional calls with
480 * config/ia64/ia64.h (ASM_FILE_START): Call emit_safe_across_calls
481 instead of ia64_file_start.
482 * config/ia64/sysv4.h (ASM_FILE_START): Likewise.
483 * config/ia64/ia64.md (safe_across_calls_all,
484 save_across_calls_normal): New patterns.
486 * loop.c (check_final_value): Check for biv use before checking for
487 giv use. Check for both biv and giv uses. Always set last_giv_use
488 if there is a giv use.
490 2000-09-01 Richard Henderson <rth@cygnus.com>
492 * config/ia64/ia64.md (mulsi3): Use grfr_register_operand.
496 Fri Sep 1 10:59:47 2000 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
498 * expr.c (clear_storage): Don't use emit_move_insn unless
499 either BLKmode or proper size.
500 (store_constructor): Don't call clear_storage if REG of wrong size.
502 * flow.c (init_propagate_block_info): Don't mark frame dead at end
503 of function if returns wiht stack pointer depressed.
505 2000-09-01 Andrew Haley <aph@redhat.com>
507 * dwarf2out.c (stack_adjust_offset): New function.
508 (dwarf2out_stack_adjust): Break out stack adjust logic into
509 new stack_adjust_offset function. Look inside parallels and
510 sequences for stack adjustments.
512 2000-08-31 Jeff Law <law@cygnus.com>
514 * arm.md: Use no_new_pseudos to determine when it is safe
515 to create new pseudo registers.
517 * arm.c (legitimize_pic_address): Use no_new_pseudos to determine
518 when we can safely allocate new registers.
520 2000-08-31 Geoffrey Keating <geoffk@cygnus.com>
522 * stmt.c (expand_asm_operands): Twiddle generating_concat_p
523 so that CONCATs are not generated for ASMs.
524 * emit-rtl.c (gen_reg_rtx): Don't generate CONCATs when
525 not generating_concat_p.
526 * function.c (pop_function_context_from): Reset
528 (prepare_function_start): Likewise.
529 * rtl.c (generating_concat_p): Define.
530 * rtl.h (generating_concat_p): Declare.
531 * toplev.c (rest_of_compilation): No CONCATs after RTL generation.
533 2000-08-22 Philipp Thomas <pthomas@suse.de>
534 Masanobu Yuhara <yuhara@flab.fujitsu.co.jp>
536 * gmicro.h (TARGET_SWITCHES): Add descriptions and mark them
539 2000-08-30 Greg McGary <greg@mcgary.org>
541 * Makefile.in (fixinc.sh): Pass CC, CFLAGS and LDFLAGS to mkfixinc.sh
542 * fixinc/Makefile.in (fixincl): Pass $(LDFLAGS) to $(CC).
543 * fixinc/mkfixinc.sh: Pass $CC, $CFLAGS and $LDFLAGS to $MAKE.
545 2000-08-30 Greg McGary <greg@mcgary.org>
547 * tree.h (struct tree_int_cst): Wrap low and high in a sub-struct.
548 (TREE_INT_CST_LOW, TREE_INT_CST_HIGH): Access through sub-struct.
549 (TREE_INT_CST): New macro.
550 * varasm.c (const_hash, compare_constant_1, record_constant_1):
551 Use new macro TREE_INT_CST.
553 Wed 30-Aug-2000 23:18:59 BST Neil Booth <NeilB@earthling.net>
555 * contrib.texi: Add self.
557 2000-08-30 Alexandre Oliva <aoliva@redhat.com>
559 * config/sh/sh.md (cmpeqsi_ior_t, cmpeqsi_and_t): New insns.
560 (cmpeqdi_t splitter): Use cmpeqsi_and_t instead of emitting jumps
563 2000-08-30 J. David Anglin <dave@hiauly1.hia.nrc.ca>
565 * fixinc/gnu-regex.c: Don't define `const'.
567 Tue Aug 29 22:09:59 2000 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
569 * expr.c (store_constructor): Allow variable bounds of array type.
570 (expand_expr): Don't blow up if type is ERROR_MARK.
571 * varasm.c (output_constructor): Don't access lower bound of array
572 type unless need it if index is supplied (so it can be a variable
573 if no index is supplied).
574 Use tree_low_cst; use HOST_WIDE_INT for sizes; change BITPOS to POS.
575 Other minor cleanups.
577 2000-08-29 J. David Anglin <dave@hiauly1.hia.nrc.ca>
579 * Makefile.in: Revamp handling of cflags to allow different WARN_CFLAGS
580 for compilations in stage 1 and subsequent stages, respectively.
581 * configure.in (vax): Add compiler-dependent CFLAGS for stage 1.
582 * configure: Rebuilt.
583 * x-vax, x-vax-gcc: Deleted.
585 2000-08-29 Zack Weinberg <zack@wolery.cumb.org>
587 * c-common.c (declare_function_name): Use func_id_node,
588 function_id_node, and pretty_function_id_node. Do not make
589 __func__ visible at file scope.
590 * c-common.h (c_tree_index): Add CTI_FUNCTION_ID,
591 CTI_PRETTY_FUNCTION_ID, and CTI_FUNC_ID.
592 (function_id_node, pretty_function_id_node, func_id_node): New
594 * c-decl.c (init_decl_processing): Initialize function_id_node,
595 pretty_function_id_node, and func_id_node.
596 (c_make_fname_decl): Correct comment.
598 * tree.h (struct tree_identifier): Constify pointer member.
600 * c-decl.c (pushdecl, implicit_decl_warning): Constify a char *.
601 * c-pragma.h (struct weak_syms): Constify name and value members.
602 (add_weak): Constify arguments.
604 * calls.c (special_function_p): Constify a char *.
605 (expand_call): Remove variable which is initialized and then
607 * dependence.c (struct def_use, struct induction, struct subscript):
608 Constify 'variable' member.
609 (get_low_bound, have_induction_variable): Constify char * argument.
610 (find_induction_variable): Add braces to avoid dangling else.
611 (classify_dependence): Constify char * arrays.
612 * profile.c (output_func_start_profiler): Constify a char *.
613 * stor-layout.c (finalize_record_size): Constify a char *.
614 * tree.c (is_attribute_p): Constify a char *.
615 * varasm.c (add_weak, remove_from_pending_weak_list): Constify argument.
617 * varasm.c (make_function_rtl, make_decl_rtl): Rearrange code
618 for comprehensibility. Do not call get_identifier if we did
619 not change the DECL_ASSEMBLER_NAME of the decl. Use alloca to
620 create temporary string constants, not ggc_alloc_string. No
621 need to copy result of ASM_FORMAT_PRIVATE_NAME. Use const
622 char * to hold IDENTIFIER_POINTERs.
624 2000-08-29 Richard Henderson <rth@cygnus.com>
626 * config/ia64/ia64.md (muldi3): Use grfr_register_operand
629 2000-08-29 Richard Henderson <rth@cygnus.com>
631 * reload.c (push_secondary_reload): Allow class == reload_class
632 if we're using a reload_in/out pattern.
634 * config/ia64/ia64.md (reload_inti): Use a TImode scratch. Use
635 the half that does not conflict with the reload register.
636 (reload_outti): Likewise.
638 2000-08-29 Kazu Hirata <kazu@hxi.com>
640 * reload.c: Fix formatting.
642 * stmt.c: Fix formatting.
644 * gcc.c: Fix formatting.
646 2000-08-29 Zack Weinberg <zack@wolery.cumb.org>
648 * flags.h (time_report, mem_report): New global flags.
649 * toplev.c: Define time_report and mem_report.
650 (f_options): Add -ftime-report and -fmem-report.
651 (compile_file): Turn on time_report if quiet_flag is off.
652 Call ggc_print_statistics at very end if mem_report is on.
653 * timevar.c (TIMEVAR_ENABLE): Examine time_report, not quiet_flag.
655 * ggc-common.c (ggc_print_statistics): Rename to
656 ggc_print_common_statistics; all callers changed. Scale
657 quantities above 10K to kilobytes and above 10M to megabytes.
658 * ggc-page.c (ggc_page_print_statistics): Rename to
659 ggc_print_statistics. Report memory consumed by internal data
660 structures for each allocation bucket. Scale quantities above
661 10K to kilobytes and above 10M to megabytes.
662 * ggc-simple.c: Prototype debug_ggc_tree to avoid warning.
663 Cast PTR_KEY(p) to unsigned long in fprintf call to avoid warning.
664 Define tally_leaves always.
665 (ggc_print_statistics): New function.
666 * ggc.h: Adjust for renamed functions.
668 Wed Aug 30 00:11:42 2000 Denis Chertykov <denisc@overta.ru>
670 * config/avr/avr.md ("*movsf","*movsi"): Pass NULL to
671 output_movsisf instead of which_alternative.
673 * config/avr/avr.c (output_reload_inhi): Check for NULL ponter.
675 Tue Aug 29 22:29:58 2000 Denis Chertykov <denisc@overta.ru> & Marek Michalkiewicz <marekm@linux.org.pl>
677 * config/avr/avr-protos.h: (avr_output_ascii) Removed.
678 (avr_progmem_p): New prototype.
679 (output_movsisf): Prototype declaration changed.
680 (output_movqi): New prototype.
681 (output_movhi): New prototype.
682 (call_insn_operand): Likewise.
683 (final_prescan_insn): Likewise.
684 (avr_simplify_comparision_p): Likewise.
685 (avr_normalize_condition): Likewise.
686 (compare_eq_p): Likewise.
687 (out_shift_with_cnt): Likewise.
688 (const_int_pow2_p): Likewise.
689 (output_reload_inhi): Prototype declaration changed.
691 * config/avr/avr.c: (debug_hard_reg_set): Prototype declared.
692 (ldi_reg_rtx): New. rtx for r31.
693 (avr_init_stack): Initialize as "__stack".
694 (function_prologue): Use it.
695 Replace all TARGET_ENHANCED with AVR_ENHANCED.
696 (avr_mcu_name): Initialize as "avr2".
697 (avr_enhanced_p, avr_mega_p): New variables.
698 (mcu_types, avr_override_options): Handle all known MCU types.
699 Also handle avr1 (only preprocess, assemble and link).
700 (print_operand): Using of `%K' in output template removed.
701 (out_movqi_r_mr): Optimized.
702 (out_movhi_r_mr): Likewise.
703 (output_movqi): New function.
704 (output_movhi): Likewise.
705 (out_movsi_r_mr): Optimized.
706 (output_movsisf): Compute insn length for `adjust_insn_length'
707 (out_movqi_mr_r): Optimized.
708 (out_movhi_mr_r): Optimized.
709 (adjust_insn_length): Use output_movsisf, output_movqi,
710 output_movhi for insn length adjusting.
711 (reg_unused_after): Use dead_or_set_p.
712 (preferred_reload_class): Now havn't any restriction.
713 (reg_was_0): New function.
714 (io_address_p): Likewise.
715 (const_int_pow2_p): Likewise.
716 (output_reload_inhi): Likewise.
717 (output_reload_insisf): Likewise.
719 * config/avr/avr.h (MULTILIB_DEFAULTS): Define.
720 (LIB_SPEC): Use -lc for all supported devices.
721 (LIBGCC_SPEC): Use -lgcc for all supported devices.
722 (AVR_MEGA): Define as avr_mega_p.
723 (AVR_ENHANCED): New, define as avr_enhanced_p.
724 (TARGET_SWITCHES): Remove -menhanced, now handled by -mmcu=...
725 (CPP_SPEC, LINK_SPEC): Handle all known MCU types.
726 (CRT_BINUTILS_SPECS): Handle all known MCU types.
727 Rename gcrt1-*.o to make file names unique on 8.3 filesystems.
728 (EXTRA_SPECS): Add CPP_AVR[1-5]_SPEC.
729 (ASM_SPEC): Pass -mmcu=... to the assembler.
730 Change all -DAVR_* to -D__AVR_*__.
731 (INIT_TARGET_OPTABS), config/avr/libgcc.S:
732 Rename library functions to start with two underscores.
733 (ASM_OUTPUT_COMMON): Outputs `.comm VAR,VAR-SIZE,1' to avoid
735 (ASM_WEAKEN_LABEL): Declared for __attribute__((weak)).
736 (SUPPORTS_WEAK): Likewise.
737 (LDI_REG_REGNO): New. Register r31 will be used as temporary
738 register for loading constants to r0-r14.
740 * config/avr/avr.md: Replace all TARGET_ENHANCED with
742 (*mov_r_sp): Removed. Handled by output_movhi.
743 (*mov_sp_r): Likewise.
744 (*mov_sp_r_no_interrupts): Likewise
745 (*mov_sp_r_tiny): Likewise.
746 (*movqi): Use output_movqi.
748 (*movhi): Use output_movhi.
750 (*negsi2): Optimized.
752 Added peepholes (define_peephole2) for loading constants to r0-r14
753 and for using `cpse' command.
755 * config/avr/libgcc.S: Rename library functions to start with two
757 Add support for enhanced core.
758 (_moqhi3): Fix typo, now _modqi3.
759 (__divsi_raw): Use __zero_reg__ as loop counter, smaller by 1 word.
760 (__prologue_saves__): Remove test for stack adjust by 0.
761 (__tablejump__): New.
763 * config/avr/t-avr: Build libgcc2 with -mcall-prologues.
764 Add multilib support.
766 Tue Aug 29 15:17:54 EDT 2000 John Wehle (john@feith.com)
768 * loop.c (prescan_loop): Don't check unknown_address_altered
769 when deciding if insert_loop_mem is safe. Add BLKmode MEMs
770 to loop_store_mems as necessary.
771 (loop_invariant_p): Don't check unknown_address_altered
772 or unknown_constant_address_altered.
774 2000-08-29 J. David Anglin <dave@hiauly1.hia.nrc.ca>
776 * vax.md (sltu, sgeu): Delete sltu and sgeu insn patterns.
778 2000-08-29 Zack Weinberg <zack@wolery.cumb.org>
780 * cpperror.c (print_file_and_line): If line is (unsigned int)-1,
781 print just the filename.
782 * cpplex.c (_cpp_run_directive): Add additional argument, the
783 name to give the synthetic buffer. This defaults to
784 translated "<command line>".
785 * cpplib.c (cpp_define, cpp_undef, cpp_assert, cpp_unassert):
787 (_cpp_define_builtin): New function.
788 * cppinit.c (initialize_builtins): Use _cpp_define_builtin.
789 * cpphash.h: Update prototypes.
791 * tradcpp.c (main): Process -D and -U simultaneously, in the
792 order they appeared on the command line.
794 2000-08-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
796 * c-decl.c (define_label): Call warning_with_file_and_line and
797 error_with_file_and_line instead of plain warning or error.
799 * c-parse.in (label): Use save_filename/save_lineno to ensure
800 correct values for calls to define_label.
802 2000-08-29 Mark Mitchell <mark@codesourcery.com>
804 * calls.c (expand_call): Don't create a VAR_DECL just to throw it
806 * expr.c (expand_expr, case TARGET_EXPR): Don't call
808 * tree.h (get_file_function_name): Remove two duplicate
811 2000-08-28 Kazu Hirata <kazu@hxi.com>
813 * tree.c: Fix formatting.
815 * xcoffout.c: Fix formatting.
817 2000-08-28 Jason Merrill <jason@redhat.com>
819 * dwarf2out.c (attr_checksum): Also ignore DW_AT_producer.
821 2000-08-28 Daniel Berlin <dberlin@redhat.com>
823 * dwarf2out.c (dwarf2out_finish): Don't bother calling
824 break_out_includes if it won't do anything.
826 2000-08-28 Richard Henderson <rth@cygnus.com>
828 * reload.c (push_secondary_reload): Revert 2000-08-16 change.
829 (find_reloads): Likewise.
830 * config/alpha/alpha.md (reload_inqi): Revert 2000-08-11 change.
831 (reload_inhi): Likewise.
833 2000-08-28 Richard Henderson <rth@cygnus.com>
835 * config/i386/i386.c: Don't error on EXTRA_CONSTRAINT defined.
836 (call_insn_operand): Don't expect a surrounding mem.
837 (constant_call_address_operand): Likewise.
838 * config/i386/i386.h (PREDICATE_CODES): Update.
839 * config/i386/i386.md (call patterns): Move the match_operand
840 for the call destination inside the mem.
842 2000-08-28 Richard Henderson <rth@cygnus.com>
844 * local-alloc.c (requires_inout): Don't use reserved range for
845 EXTRA_CONSTRAINTS; use anything not matched by REG_CLASS_FROM_LETTER.
846 * recog.c (asm_operand_ok): Likewise.
847 (preprocess_constraints, constrain_operands): Likewise.
848 * regclass.c (record_reg_classes): Likewise.
849 * reload.c (find_reloads): Likewise.
850 * reload1.c (maybe_fix_stack_asms): Likewise.
851 (reload_cse_simplify_operands): Likewise.
852 * stmt.c (expand_asm_operands): Likewise.
854 * md.texi: Update constraints documentation.
855 * tm.texi (EXTRA_CONSTRAINT): Update.
857 2000-08-28 Daniel Berlin <dberlin@redhat.com>
859 * dwarf2out.c (DIE_LABEL_PREFIX): Remove leading "__".
860 (print_die): If we don't know the offset of the
861 target die, try the symbol. Add a trailing newline.
862 (reverse_all_dies): New fn.
863 (dwarf2out_finish): Call it.
864 (break_out_includes): Reorganize for clarity.
865 (add_sibling_attributes): Don't call reverse_die_lists.
866 (output_comp_unit): Rename from output_comdat_comp_unit. Use for
868 * flags.h: Add flag_eliminate_dwarf2_dups.
869 * toplev.c (f_options): Support -feliminate-dwarf2-dups.
871 2000-08-28 Jason Merrill <jason@redhat.com>
873 * dwarf2.h (DW_TAG_GNU_BINCL, DW_TAG_GNU_EINCL): New tags.
874 * dwarf2out.c: #include "md5.h".
875 (DIE_LABEL_PREFIX): New macro.
876 (dw_val_struct): Add 'external' flag to val_die_ref.
877 (add_AT_die_ref, AT_ref): Adjust.
878 (AT_ref_external, set_AT_ref_external): New fns.
879 (build_abbrev_table): Call set_AT_ref_external.
880 (value_format): Call AT_ref_external.
881 (die_struct): Add die_symbol field.
883 (dwarf_tag_name): Handle BINCL/EINCL.
884 (dwarf2out_start_source_file): Add BINCL DIE.
885 (dwarf2out_end_source_file): Add EINCL DIE.
886 (push_new_compile_unit, pop_compile_unit, clear_die_sizes): New fns.
887 (loc_checksum, attr_checksum, die_checksum): New fns.
888 (is_type_die, is_comdat_die, is_symbol_die): New fns.
889 (compute_section_prefix, assign_symbol_names): New fns.
890 (gen_internal_sym, output_die_symbol, output_symbolic_ref): New fns.
891 (output_die): Call output_die_symbol and AT_ref_external.
892 (output_comdat_comp_unit): New fn, split out from...
893 (dwarf2out_finish): ...here. Also call add_sibling_attributes for
895 (output_pubnames, output_aranges): Abort if we see entries from
897 * toplev.h: Declare file_name_nondirectory.
898 * toplev.c (file_name_nondirectory): New fn, moved from C++ frontend.
899 (rest_of_type_compilation): Call dwarf2out_decl if at toplevel.
900 (debug_start_source_file): Call dwarf2out_start_source_file
901 regardless of debug verbosity.
902 (debug_end_source_file): Similarly.
903 * tree.h: Declare clean_symbol_name.
904 * tree.c (clean_symbol_name): Split out from...
905 (get_file_function_name_long): ...here.
907 * dwarf2out.c (new_loc_descr): Use calloc.
908 (splice_child_die): Remove the die from the right parent.
909 (gen_struct_or_union_die): Don't add AT_name to a specification DIE.
911 Mon Aug 28 19:02:13 2000 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
913 * toplev.c (decode_g_option): Don't give warning for unknown -g
914 option; return 0 instead.
915 (main): If -g option is not recognized by front end or
916 language-independent code, give warning.
918 2000-08-28 Greg McGary <greg@mcgary.org>
920 * config/i386/i386-protos.h (ix86_expand_compare): Add extern decl.
921 * config/i386/i386.c (ix86_expand_compare): Remove `static'.
922 * config/i386/i386.md (trap, conditional_trap): New insn & expand.
924 2000-08-27 Greg McGary <greg@mcgary.org>
926 * cpplex.c (parse_string): Don't look for backslash
927 before first char in `namebuf'.
928 * loop.c (strength_reduce): Skip NOTEs.
930 2000-08-27 Jason Merrill <jason@redhat.com>
932 * c-decl.c (duplicate_decls): Don't set TREE_STATIC or clear
933 DECL_EXTERNAL on a local extern. Don't set DECL_IGNORED_P or
934 TREE_ASM_WRITTEN, either.
935 (finish_decl): Adjust.
937 2000-08-28 Philipp Thomas <pthomas@suse.de>
939 * ABOUT-GCC-NLS: Remove gettext patches from Paul Eggert as
940 they have been incorporated into the gettext CVS. Change the text to
941 reflect the current status of NLS. Add instructions for accessing
942 the gettext CVS and add the patch from Martin v. Loewis.
944 2000-08-27 Geoff Keating <geoffk@cygnus.com>
946 * config/rs6000/rs6000.md (movdi_internal64+5): Make SUBREG-safe
947 by using gen_lowpart_common.
948 (movdi_internal64+6): Likewise.
950 2000-08-26 Alexandre Oliva <aoliva@redhat.com>
952 * tm.texi (FINI_SECTION_ASM_OP, CRT_CALL_STATIC_FUNCTION):
955 * config/mn10300/mn10300.h (DBX_REGISTER_NUMBER): Remap register
956 numbers to the ranges used by GDB.
958 2000-08-25 Richard Henderson <rth@cygnus.com>
960 * config/ia64/ia64.h (struct machine_function): Add n_varargs.
961 * config/ia64/ia64.c (ia64_compute_frame_size): Use it.
962 (ia64_expand_prologue): Likewise.
963 (ia64_setup_incoming_varargs): Set it. Properly skip the current
964 argument for stdargs.
966 2000-08-25 Jason Merrill <jason@redhat.com>
968 * integrate.c (expand_inline_function): Pull out the original decl.
970 2000-08-25 Jim Wilson <wilson@cygnus.com>
972 * cse.c (cse_insn): Don't pass label subtraction to force_const_mem.
974 * function.c (gen_mem_addressof): Clear MEM_ALIAS_SET if no decl.
976 2000-08-25 Greg McGary <greg@mcgary.org>
978 * flow.c (dump_edge_info): Use ARRAY_SIZE.
979 * config/alpha/alpha.c (alpha_expand_block_move): Likewise.
981 2000-08-25 Richard Earnshaw <rearnsha@arm.com>
983 * arm.h (STRUCT_VALUE): Define to 0, not NULL.
985 Fri Aug 25 12:52:49 EDT 2000 John Wehle (john@feith.com)
987 * i386.c (ix86_find_base_term): New.
988 * i386-protos.h (ix86_find_base_term): Prototype.
989 * i386.h (FIND_BASE_TERM): Define.
990 * alias.c (find_base_term): Use it.
991 * tm.texi (FIND_BASE_TERM): Document it.
993 * alias.c (true_dependence, write_dependence_p): Unchanging
994 memory can't conflict with non-unchanging memory.
996 * alias.c (memrefs_conflict_p): A BLKmode reference
997 to a symbol (or CONST_INT address) always conflicts
998 with a reference to another symbol.
1000 2000-08-25 Joseph S. Myers <jsm28@cam.ac.uk>
1002 * c-common.c (time_char_table): Don't allow width and flags with
1005 2000-08-25 Jakub Jelinek <jakub@redhat.com>
1007 * config/i386/i386.c (ix86_expand_branch): Treat GE and GEU the same
1008 way as LT and LTU when the second operand has 0 in low word.
1010 2000-08-26 Michael Hayes <mhayes@cygnus.com>
1012 * basic-block.h (struct loop): Rename `exits' field to
1013 `exit_edges'. Add `entry_edges' and `num_entries' fields.
1015 * flow.c (flow_loop_exit_edges_find): Rename from flow_loop_exits_find.
1016 (flow_loop_entry_edges_find): Add.
1017 (flow_edge_list_print): Rename from flow_exits_print.
1018 (flow_loops_find): Call flow_loop_entry_edges_find.
1019 (flow_loop_dump): Dump entry_edges list.
1020 (flow_loops_free): Free entry_edges.
1022 2000-08-26 Michael Hayes <mhayes@cygnus.com>
1024 * loop.c (loop_dump_aux, debug_loop): New functions.
1025 (LOOP_BLOCK_NUM_1, LOOP_BLOCK_NUM, LOOP_INSN_UID): New macros.
1027 * flow.c (flow_loops_dump): Add callback parameter.
1028 (flow_loop_dump): Add callback parameter and call it. Move
1029 loop note debugging code to loop_dump_aux.
1031 * basic-block.h (flow_loop_dump): Add callback parameter
1032 (flow_loops_dump): Likewise.
1034 * toplev.c (rest_of_compilation): Add NULL callback function pointer
1035 to call to flow_loops_dump.
1037 2000-08-26 Michael Hayes <mhayes@cygnus.com>
1039 * loop.c (count_loop_regs_set): Replace start and end arguments
1040 with loop argument. All callers udated.
1042 2000-08-26 Michael Hayes <mhayes@cygnus.com>
1044 * loop.c (constant_high_bytes): Delete.
1046 2000-08-26 Michael Hayes <mhayes@cygnus.com>
1048 * loop.c (prescan_loop): Move checks for NOTE_INSN_LOOP_CONT
1049 and NOTE_INSN_LOOP_VTOP to...
1050 (find_and_verify_loops) ...here.
1052 Fri Aug 25 04:21:13 2000 Alexandre Oliva <aoliva@redhat.com>
1054 * crtstuff.c (CRT_CALL_STATIC_FUNCTION): Define default.
1055 (fini_dummy, init_dummy): Use it.
1057 Fri 25-Aug-2000 08:03:27 BST Neil Booth <NeilB@earthling.net>
1059 * cpplex.c (is_macro_disabled): Caller has already checked
1060 that we're not a preprocessed file.
1062 2000-08-24 Mark Mitchell <mark@codesourcery.com>
1064 * Makefile.in (C_AND_OBJC_OBJS): Remove c-iterate.o.
1065 (c-iterate.o): Remove target.
1066 * gcc/c-common.h (enum rid): Remove RID_ITERATOR.
1067 * gcc/c-decl.c (init_decl_processing): Remove call to init_iterators.
1068 (finish_decl): Don't handle iterators.
1069 (grokdeclarator): Likewise.
1070 * gcc/c-parse.gperf: Remove __iterator and __iterator__ keywords.
1071 * gcc/c-gperf.h: Regenerated.
1072 * gcc/c-iterate.c: Removed.
1073 * gcc/c-lex.c (init_lex): Don't handle iterators.
1074 * gcc/c-parse.in (primary): Remove pop_iterator_stack call.
1075 (compstmt_primary_start): Remove push_iterator_stack call.
1076 (stmt): Don't allow iterator statements. Replace iterator_expand
1077 with expand_expr_stmt.
1078 (all_iter_stmt): Remove.
1079 (all_iter_stmt_simple): Likewise.
1080 (all_iter_stmt_with_decl): Likewise.
1081 * gcc/c-tree.h (ITERATOR_P): Remove.
1082 (ITERATOR_BOUND_P): Likewise.
1083 (init_iterators): Remove declaration.
1084 (iterator_expand): Likewise.
1085 (iterator_for_loop_start): Likewise.
1086 (iterator_for_loop_end): Likewise.
1087 (iterator_for_loop_record): Likewise.
1088 (push_iterator_stack): Likewise.
1089 (pop_iterator_stack): Likewise.
1090 * gcc/c-typeck.c (decl_constant_value): Don't check ITERATOR_P.
1091 (readonly_warning): Likewise.
1092 * gcc/tree.h (ITERATOR_BOUND_P): Don't mention it.
1094 2000-08-24 Jim Wilson <wilson@cygnus.com>
1096 * c-common.c (decl_attributes, case A_ALIGN): Revert last change.
1097 Copy type in a TYPE_DECL, just like pushdecl does.
1099 2000-08-24 Richard Henderson <rth@cygnus.com>
1101 * toplev.c (main): Enable flag_reorder_blocks at -O2.
1103 2000-08-24 Zack Weinberg <zack@wolery.cumb.org>
1105 * ggc-page.c (alloc_page): If HAVE_MMAP_ANYWHERE and we're
1106 asked for one page, allocate GGC_QUIRE_SIZE of them and put
1107 the extras on the free list.
1108 (release_pages): Clean up.
1109 (ggc_set_mark): Don't adjust G.allocated here...
1110 (sweep_pages): ... do it here.
1112 2000-08-24 Zack Weinberg <zack@wolery.cumb.org>
1114 * cppfiles.c (read_include_file): Rearrange initializations.
1116 2000-08-24 Richard Henderson <rth@cygnus.com>
1118 * stmt.c (expand_asm_operands): Treat EXTRA_CONSTRAINT like g or X.
1120 * config/ia64/ia64-protos.h: Update.
1121 * config/ia64/ia64.c (gr_register_operand): New.
1122 (fr_register_operand, grfr_register_operand): New.
1123 (gr_nonimmediate_operand, grfr_nonimmediate_operand): New.
1124 (grfr_reg_or_8bit_operand): New.
1125 (gr_reg_or_0_operand): Rename from reg_or_0_operand and
1126 use gr_register_operand.
1127 (gr_reg_or_5bit_operand, gr_reg_or_6bit_operand): Likewise.
1128 (gr_reg_or_8bit_operand, gr_reg_or_8bit_adjusted_operand): Likewise.
1129 (gr_reg_or_8bit_and_adjusted_operand): Likewise.
1130 (gr_reg_or_14bit_operand, gr_reg_or_22bit_operand): Likewise.
1131 (fr_reg_or_fp01_operand): Likewise.
1132 (not_postinc_memory_operand): New.
1133 (ia64_split_timode): Remove unused variables.
1134 (rtx_needs_barrier): Check arguments to cmpxchg.
1135 (builtin_description): Remove.
1136 (bdesc_2argsi, bdesc_2argdi): Remove.
1137 (ia64_init_builtins): Declare all builtins directly.
1138 (ia64_expand_fetch_and_op): Rewrite to be called from
1139 ia64_expand_builtin directly. Use expand_binop and co.
1140 (ia64_expand_op_and_fetch): Likewise.
1141 (ia64_expand_compare_and_swap): Likewise.
1142 (ia64_expand_binop_builtin): Remove.
1143 (ia64_expand_lock_test_and_set): New.
1144 (ia64_expand_lock_release): New.
1145 (ia64_expand_builtin): Use them.
1146 * config/ia64/ia64.h (CONSTRAINT_OK_FOR_S): New.
1147 (EXTRA_CONSTRAINT): Use it.
1148 (PREDICATE_CODES): Update.
1149 * config/ia64/ia64.md (*): Use gr_register_operand and co.
1150 (mf): Indicate that we set memory as well as use it.
1151 (fetchadd_acq_si): Show memory being modified as well.
1152 (fetchadd_acq_di, cmpxchg_acq_si, cmpxchg_acq_di): Likewise.
1153 (val_compare_and_swap_si, val_compare_and_swap_di): Remove.
1154 (lock_test_and_set_si, lock_test_and_set_di): Remove.
1155 (fetch_and_add_si, fetch_and_sub_si, fetch_and_or_si): Remove.
1156 (fetch_and_and_si, fetch_and_xor_si, fetch_and_nand_si): Remove.
1157 (fetch_and_add_di, fetch_and_sub_di, fetch_and_or_di): Remove.
1158 (fetch_and_and_di, fetch_and_xor_di, fetch_and_nand_di): Remove.
1159 (add_and_fetch_di, sub_and_fetch_di, or_and_fetch_di): Remove.
1160 (and_and_fetch_di, xor_and_fetch_di, nand_and_fetch_di): Remove.
1161 (add_and_fetch_si, sub_and_fetch_si, or_and_fetch_si): Remove.
1162 (and_and_fetch_si, xor_and_fetch_si, nand_and_fetch_si): Remove.
1163 * config/ia64/ia64intrin.h (*): Cast result to the appropriate
1164 return type. Pretty print definitions.
1166 2000-08-24 Jim Wilson <wilson@cygnus.com>
1168 * config/ia64/ia64.md (movdi): Don't call gen_movdi_symbolic if
1169 we have a SYMBOL_REF with SYMBOL_REF_FLAG set.
1171 2000-08-24 Jason Merrill <jason@redhat.com>
1173 * dwarf2out.c (AT_flag, AT_int, AT_unsigned, AT_string, AT_ref,
1174 AT_loc, AT_addr, AT_lbl): Abort on unsuitable input.
1175 (get_AT_low_pc, get_AT_hi_pc, get_AT_string, get_AT_flag,
1176 get_AT_unsigned, get_AT_ref): Don't call them if get_AT fails.
1178 2000-08-24 Greg McGary <greg@mcgary.org>
1180 * optabs.c (init_optabs): Initialize fixtab, fixtrunctab, floattab,
1181 and extendtab within their proper array boundaries.
1182 * emit-rtl.c (init_emit_once): Pass `const_tiny_rtx' with bounds
1183 for the entire array.
1185 * config/arm/arm.c (arm_override_options): Use ARRAY_SIZE.
1186 * config/alpha/alpha.c (alpha_lookup_xfloating_lib_func): Likewise.
1187 * config/avr/avr.c (order_regs_for_local_alloc): Likewise.
1188 * config/fr30/fr30.c (fr30_print_operand): Likewise.
1189 * config/i386/dgux.c (output_options): Likewise.
1190 * config/i386/dgux.h (ASM_FILE_START): Likewise.
1191 * config/m88k/m88k.c (output_options): Likewise.
1192 * config/m88k/m88k.h (ASM_FILE_START): Likewise.
1193 * config/mcore/mcore.c (mcore_output_inline_const_forced,
1194 layout_mcore_frame, handle_structs_in_regs): Likewise.
1195 * config/mips/mips.c (output_block_move): Likewise.
1196 * config/rs6000/rs6000.c (rs6000_override_options,
1197 rs6000_file_start): Likewise.
1198 * config/sparc/sparc.c (sparc_add_gc_roots): Likewise.
1199 * fixinc/fixfixes.c (FIX_TABLE_CT): Likewise.
1200 * fixinc/fixtests.c (TEST_TABLE_CT): Likewise.
1201 * builtins.c (expand_builtin_setjmp): Likewise.
1202 * expr.c (safe_from_p): Likewise.
1203 * flow.c (life_analysis): Likewise.
1204 * fold-const.c (size_int_type_wide): Likewise.
1205 * gcc.c (translate_options, init_spec, set_spec, main): Likewise.
1206 * genattrtab.c (make_length_attrs): Likewise.
1207 * genopinit.c (gen_insn): Likewise.
1208 * genrecog.c (NUM_KNOWN_PREDS, NUM_SPECIAL_MODE_PREDS): Likewise.
1209 * global.c (global_alloc): Likewise.
1210 * local-alloc.c (find_free_reg): Likewise.
1211 * mips-tdump.c (print_symbol): Likewise.
1212 * mips-tfile.c (parse_def, parse_input): Likewise.
1213 * reload1.c (NUM_ELIMINABLE_REGS): Likewise.
1214 * stmt.c (expand_nl_goto_receiver): Likewise.
1215 * stor-layout.c (set_sizetype): Likewise.
1216 * varasm.c (decode_reg_name): Likewise.
1217 * toplev.c (decode_f_option, decode_W_option,
1218 set_target_switch, print_switch_values): Likewise.
1219 (NUM_ELEM): Remove macro.
1220 (display_help, main): s/NUM_ELEM/ARRAY_SIZE/
1222 2000-08-24 Greg McGary <greg@mcgary.org>
1224 * tree.h (enum tree_index): New member `TI_MAIN_IDENTIFIER'.
1225 (MAIN_NAME_P, main_identifier_node): New macros.
1226 * c-common.c (c_common_nodes_and_builtins): Init main_identifier_node.
1227 * c-decl.c (start_decl, grokdeclarator, start_function,
1228 store_parm_decls, finish_function): Use MAIN_NAME_P.
1229 * config/avr/avr.c (function_prologue, function_epilogue): Likewise.
1230 * config/i386/cygwin.h (SUBTARGET_PROLOGUE): Likewise.
1231 * config/i386/win32.h (SUBTARGET_PROLOGUE): Likewise.
1232 * config/pdp11/pdp11.c (output_function_prologue): Likewise.
1234 2000-08-24 Greg McGary <greg@mcgary.org>
1236 * cppfiles.c (actual_directory): Don't write beyond `dir'
1237 when it contains "".
1238 * real.c (asctoeg): Stay within bounds of etens[][].
1240 2000-08-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1242 * dependence.c (dependence_string, direction_string,
1243 dump_one_node, dump_node_dependence): Hide unused identifiers.
1244 (get_low_bound, normalize_coefficients): Match definition to
1246 (get_one_coefficient): Initialize variables `value0_is_idx' and
1248 (ziv_test, gcd_test): Mark parameters with ATTRIBUTE_UNUSED.
1249 (ziv_test): Delete variable `idx', use parameter `sub' instead.
1250 (direction_merge): Avoid automatic aggregate initialization.
1251 (have_dependence_p): Use `src' not `dest' to set `src_idx'.
1252 Initialize variables `dest_idx' and `src_idx'.
1253 (end_dependence_analysis): Avoid C89 style function definition.
1255 2000-08-24 Joseph S. Myers <jsm28@cam.ac.uk>
1257 * c-common.c (time_char_table): Don't allow width with %F.
1258 (check_format_info): Don't allow "Z" length with scanf.
1260 2000-08-24 Gabriel Dos Reis <gdr@codesourcery.com>
1262 * diagnostic.c (finish_diagnostic): Define.
1263 (output_do_printf): Use wrap_text instead of output_add_string.
1264 (default_print_error_function): Avoid embedded '\n'.
1266 * diagnostic.h (flush_diagnostic_buffer): Declare.
1268 2000-08-23 Alexandre Oliva <aoliva@redhat.com>
1270 * dependence.c: Replace `[][]' with `[][MAX_SUBSCRIPTS]'.
1272 2000-08-23 Hans-Peter Nilsson <hp@axis.com>
1274 * Makefile.in (GCC_PASSES): Add specs.
1276 2000-08-23 Jim Wilson <wilson@cygnus.com>
1278 * frame.h (IA64_UNW_EHANDLER, IA64_UNW_UHANDLER): New.
1279 * config/ia64/frame-ia64.c (__get_personality): Return zero if neither
1280 EHANDLER nor UHANDLER bit is set.
1281 (__get_except_table): Likewise.
1283 2000-08-23 Nick Clifton <nickc@redhat.com>
1285 * config/arm/lib1funcs.asm: Replace upper case condition codes
1286 with lower case versions.
1288 * config/arm/arm.h (STRUCT_VALUE): Define.
1289 (STRUCT_VALUE_REGNUM): Delete.
1291 2000-08-23 Zack Weinberg <zack@wolery.cumb.org>
1293 * cpphash.h (IN_I): New flag for directive table.
1294 * cpplib.c (DIRECTIVE_TABLE): Mark #define, #undef, #ident, and
1296 (_cpp_check_directive): If -fpreprocessed, execute directives
1297 marked with IN_I. Issue no warnings in this case.
1298 * cpplex.c (_cpp_get_token): Expand no macros if -fpreprocessed.
1300 2000-08-23 Joseph S. Myers <jsm28@cam.ac.uk>
1302 * c-common.c (print_char_table): Allow 'I' flag with %d, %i and
1304 (check_format_info): Support printf 'I' flag; warn about it with
1307 2000-08-23 Richard Earnshaw (rearnsha@arm.com)
1309 * arm.c (arm_expand_prologue): Ensure that the stack-adjustment
1310 barrier can't be ignored by the alias analysis code.
1312 2000-08-12 Eli Zaretskii <eliz@is.elta.co.il>
1314 * fixinc/inclhack.def (sysv68_string): Fix the Sed script so it
1315 works inside fixincl.
1317 Wed Aug 23 04:55:48 2000 Alexandre Oliva <aoliva@redhat.com>
1319 * simplify-rtx.c (simplify_rtx): Don't pass VOIDmode to
1320 simplify_relational_operation() unless both operands are of
1322 * cse.c (fold_rtx): Likewise.
1324 Tue Aug 22 23:53:27 EDT 2000 John Wehle (john@feith.com)
1326 * rtlanal.c (rtx_unstable_p): The pic register is stable
1327 (within one function) and the actual rtx should be used
1328 when checking the registers.
1329 (rtx_addr_can_trap_p): Pic memory addresses can't trap.
1331 * alias.c (true_dependence, write_dependence_p): Fix
1332 bug in previous patch.
1334 * i386.c (ix86_GOT_alias_set): New.
1335 (legitimize_pic_address): Use it.
1337 * rtlanal.c (rtx_unstable_p): An unchanging MEM is
1338 only stable if its address is stable.
1339 (rtx_varies_p): An unchanging MEM can't vary if
1340 its address doesn't vary.
1342 2000-08-22 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1344 * c-parse.in (unop +): Restrict -Wtraditional warnings to user code.
1346 2000-08-22 J. David Anglin <dave@hiauly1.hia.nrc.ca>
1348 * vax.h (ASM_SPEC): Pass `-J' to assembler.
1349 * x-vax-gcc: New file for bootstrapping with gcc.
1350 * x-vax: Use X_CFLAGS rather than X_CPPFLAGS to pass `-J'.
1351 * configure.in: Use x-vax-gcc with gcc.
1352 * configure: Rebuilt.
1354 Tue Aug 22 21:21:05 2000 J"orn Rennecke <amylaar@cygnus.co.uk>
1356 * toplev.c (rest_of_compilation): Rebuild label notes after
1357 post-reload splitting pass if new labels have been created.
1359 2000-08-22 Gabriel Dos Reis <gdr@codesourcery.com>
1361 * diagnostic.h (output_buffer_state): New macro.
1362 * diagnostic.c (diagnostic_for_decl, sorry,
1363 default_print_error_function, output_do_verbatim,
1364 report_diagnostic, report_problematic_module): Use it.
1366 (output_format): Use wrap_text instead of maybe_wrap_text.
1368 2000-08-22 Nick Clifton <nickc@redhat.com>
1370 * config/arm/lib1funcs.asm (ARM_DIV_MOD_BODY): New macro.
1371 Common code for ARM divide and modulus functions.
1372 (THUMB_DIV_MOD_BODY): New macro. Thumb equivalent of
1374 (FUNC_END): New macro: Common code at the end of the division and
1376 (THUMB_FUNCTION_START): New macro: Common code at the start of
1378 (__divsi3, __udivsi3, __modsi3, __umodsi3): Use new macros.
1380 Tue Aug 22 20:34:52 2000 Kaz Kojima <kkojima@rr.iij4u.or.jp>
1382 * config/sh/sh.md (cmpeqdi_t splitter): Fix a reverse testing.
1384 * config/sh/sh.c (prepare_scc_operands): Apply force_reg to
1385 sh_compare_op1 when the mode is DImode and sh_compare_op1 isn't
1388 2000-08-22 Nick Clifton <nickc@redhat.com>
1390 * config/arm/lib1funcs.asm (__umodsi3): Before performing any
1391 restorative additions, test for bottom bits of IP being set,
1392 rather than relying upon the RORs not matching.
1395 2000-08-22 David Edelsohn <edelsohn@gnu.org>
1397 * aix.h (ASM_DECLARE_FUNCTION_NAME): Call named_section() or
1398 text_section() as appropriate instead of emitting text csect
1400 (TEXT_SECTION_ASM_OP): Only require default 32-bit alignment.
1401 (UNIQUE_SECTION): Define macro.
1402 (ASM_OUTPUT_SECTION_NAME): Define macro.
1403 * rs6000.c (rs6000_override_options): Disable -ffunction-sections
1404 on AIX if debugging and -fdata-sections always.
1406 2000-08-22 Steven King <sxking@uswest.net>
1408 * config/float-i386.h (LDBL_EPSILON): Remove __convert_long_double
1410 (LDBL_MAX): Same here.
1412 2000-08-22 Richard Henderson <rth@cygnus.com>
1414 * flow.c (tidy_fallthru_edge): Update b->end properly.
1416 2000-08-22 Stan Cox <scox@redhat.com>
1418 * Makefile.in (OBJS): Add dependence.o.
1419 * dependence.c: New file.
1421 2000-08-22 Alexandre Oliva <aoliva@redhat.com>, John David Anglin <dave.anglin@nrc.ca>
1423 * calls.c (check_sibcall_argument_overlap_1): Adjust for
1425 (check_sibcall_argument_overlap): Likewise.
1427 2000-08-22 Alexandre Oliva <aoliva@redhat.com>
1429 * invoke.texi (SH Options): Document -m4-nofpu,
1430 -m4-single-only, -m4-single, -m4, -mbigtable, -mfmovd,
1431 -mhitachi, -mnomacsave, -misize, -mpadstruct, -mspace.
1433 2000-08-22 Joseph S. Myers <jsm28@cam.ac.uk>
1435 * c-common.c (check_format_info): Give the 'some locales' warning
1436 for strftime %Ey rather than the unconditional 'only last 2 digits
1439 2000-08-22 Richard Henderson <rth@cygnus.com>
1441 * alias.c (init_alias_analysis): Do not register
1442 struct_value_incoming_rtx or static_chain_rtx as pointing
1445 Tue Aug 22 01:44:43 2000 Jeffrey A Law (law@cygnus.com)
1447 * protoize.c (munge_compile_params): Fix typo and formatting buglets.
1449 2000-08-22 Gabriel Dos Reis <gdr@codesourcery.com>
1451 * diagnostic.h (report_problematic_module): Declare.
1452 * diagnostic.c (report_problematic_module): New function.
1453 (report_error_function): Tweak.
1455 Tue Aug 22 02:31:26 2000 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1457 * stmt.c (expand_goto_internal, fixup_gotos): Only check
1458 TYPE_RETURNS_STACK_DEPRESSED for FUNCTION_TYPE.
1460 2000-08-21 Richard Henderson <rth@cygnus.com>
1462 * flow.c (calculate_global_regs_live): Mark frame pointer live
1463 everywhere before reload.
1465 2000-08-21 Jim Wilson <wilson@cygnus.com>
1467 * real.c (ereal_from_int, ereal_from_uint, significand_size): Handle
1468 INTEL_EXTENDED_IEEE_FORMAT.
1469 (toe64): Delete INTEL_EXTENDED_IEEE_FORMAT support. Unconditionally
1470 clear last two bytes of output FP value.
1472 2000-08-21 Graham Stott <grahams@cygnus.co.uk>
1474 * config/ia64/ia64.h (REDO_SECTION_INFO_P): Change decl to DECL.
1476 2000-08-21 Jakub Jelinek <jakub@redhat.com>
1478 * unroll.c (loop_find_equiv_value): If ret is modified between
1479 insn and loop_start, ret might not be equivalent to reg.
1481 2000-08-21 Joseph S. Myers <jsm28@cam.ac.uk>
1483 * c-common.c (init_dollar_format_checking,
1484 maybe_read_dollar_number, finish_dollar_format_checking): New
1486 (dollar_arguments_used, dollar_arguments_count,
1487 dollar_first_arg_num, dollar_max_arg_used, dollar_format_warned):
1489 (check_format_info): Support $ formats for scanf and printf width
1490 and precision. Always increment format_chars to advance past the
1491 '*' of precision, not just when the format parameters are
1494 2000-08-21 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1496 * mips.c (block_move_loop, expand_block_move,
1497 function_arg_partial_nregs, save_restore_insns, function_prologue,
1498 mips_expand_prologue, RA_MASK): Avoid using the `U' integer
1500 (function_arg_advance, function_arg): Match argument to format
1503 2000-08-21 Nix <nix@esperi.demon.co.uk>
1505 * gcc.c (do_spec_1): Implement %j spec flag.
1506 Remove dead comment.
1508 * gcc.texi (The Configuration File): Document HOST_BIT_BUCKET.
1509 * system.h (HOST_BIT_BUCKET): Default to "/dev/null".
1510 * config/i386/xm-dos.h (HOST_BIT_BUCKET): Define as "NUL".
1511 * config/i386/xm-os2.h, config/winnt/winnt.h: Likewise.
1513 * protoize.c (munge_compile_params): Use HOST_BIT_BUCKET (if
1514 writable) instead of hardcoded value.
1516 * toplev.c (compile_file): Output to a file even if -fsyntax-only.
1518 * gcc.c, config/i386/xm-dos.h, config/i386/xm-os2.h: Kill
1521 * gcc.c (cc1_options): Do not process -o or run the assembler if
1523 * objc/lang-spec.h: Likewise.
1525 2000-08-21 Eli Zaretskii <eliz@is.elta.co.il>
1527 * fixinc/fixincl.c (fix_with_system): Pipe the output of
1528 "external" fixes through `cat', to avoid truncating the input
1529 file by redirection.
1531 2000-08-21 Jakub Jelinek <jakub@redhat.com>
1533 * config/i386/i386.md (lea_general_1): Copy insn condition to split
1535 (lea_general_2, lea_general_3): Likewise.
1537 2000-08-21 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1539 * c-decl.c (duplicate_decls, define_label): Restrict -Wtraditional
1540 warnings to user code.
1542 * c-lex.c (readescape, yylex): Likewise.
1544 * c-typeck.c (store_init_value, process_init_element): Likewise
1545 (c_expand_start_case): Format.
1547 2000-08-18 Maciej W. Rozycki <macro@ds2.pg.gda.pl>
1549 * mips/linux.h (LINK_SPEC): Use %(endian_spec).
1551 * mips/mips.h: Change LINKER_ENDIAN_SPEC to ENDIAN_SPEC
1552 and linker_endian_spec to endian_spec.
1553 (ENDIAN_SPEC): Add %{EB} and %{EL}.
1554 (LINK_SPEC): Remove %{EB} and %{EL}.
1555 (ASM_SPEC): Likewise. Use %(endian_spec).
1557 2000-08-21 Joseph S. Myers <jsm28@cam.ac.uk>
1559 * c-tree.h (flag_hosted): Move declaration from here...
1560 * c-common.h (flag_hosted): ... to here.
1561 (flag_noniso_default_format_attributes): New declaration.
1562 * c-decl.c (flag_noniso_default_format_attributes): New variable.
1563 (c_decode_option): Set it appropriately for options choosing
1564 language standard variant.
1565 * c-common.c (init_function_format_info): Only provide default
1566 format attributes if flag_hosted. Only provide the gettext
1567 formats if flag_noniso_default_format_attributes. Update
1569 (check_format_info): Disable treatment of %a as a scanf flag in
1572 2000-08-21 Joseph S. Myers <jsm28@cam.ac.uk>
1574 * c-common.c (scan_char_table): Add 'w' to flags for all formats
1576 (check_format_info): Set 'wide' for scanf format widths. Warn for
1577 a zero scanf width. Make the check for writing into a constant
1578 object at the first level of indirection; at later levels, warn if
1579 any type qualifiers are encountered.
1581 Mon Aug 21 07:41:12 2000 Jeffrey A Law (law@cygnus.com)
1583 * reload.c (reload_inner_reg_of_subreg): New function broken out of
1585 (push_reload): Use reload_inner_reg_of_subreg.
1586 (combine_reloads): Do not combine reloads if the input reload
1587 is a SUBREG in which the inner part will need reloading.
1589 * global.c (global_alloc): Avoid passing dumpfile argument to
1591 * toplev.c (rest_of_compilation): Likewise.
1592 * reload.h (reload): Remove dumpfile argument. Callers changed.
1593 (debug_reload, debug_reload_to_stream): Move prototypes here.
1594 * rtl.h (reload): Remove dumpfile argument.
1595 * reload.c (debug_reload): Remove prototype.
1596 (debug_reload_to_stream): Likewise.
1597 * reload1.c: Avoid passing dumpfile around, rely on rtl_dump_file
1600 2000-08-21 Gabriel Dos Reis <gdr@merlin.codesourcery.com>
1602 * diagnostic.c (context_as_prefix): Export.
1603 (need_error_newline): Remove.
1604 (lang_diagnostic_starter, lang_diagnostic_finalizer): New objects.
1605 (error_module_changed, record_last_error_module,
1606 error_function_changed, record_last_error_function): New functions.
1607 (initialize_diagnostics): Default intialize
1608 lang_diagnostic_starter, lang_diagnostic_finalizer.
1609 (init_output_buffer): Tweak.
1610 (file_name_as_prefix): New function.
1611 (announce_function, default_print_error_function,
1612 report_error_function, set_diagnostic_context): Tweak.
1614 2000-08-21 Richard Earnshaw <rearnsha@arm.com>
1616 * flow.c (init_propagate_block_info): Handle SUBREG in a jump
1617 condition expression.
1619 2000-08-20 Richard Henderson <rth@cygnus.com>
1621 * flow.c (merge_blocks_nomove): Don't seek back past the bb note.
1623 2000-08-20 Zack Weinberg <zack@wolery.cumb.org>
1625 * cppinit.c (cpp_init): Set global flag when called.
1626 (cpp_reader_init): Bomb out if cpp_init hasn't been called.
1628 Sun Aug 20 01:41:35 2000 Dennis Chernoivanov <cdi@sparc.spb.su>
1630 * cpplex.c (cpp_scan_buffer): Move `output_line_command' just
1631 before `process_directive' so that newlines won't be missed
1633 (cpp_printf): Increment `print->lineno' when newline is emitted.
1635 * cppmain.c (cb_ident): Likewise.
1636 (cb_define): Likewise.
1637 (cb_undef): Likewise.
1638 (cb_include): Likewise.
1639 (cb_def_pragma): Likewise.
1640 (dump_macros_helper): Likewise.
1642 2000-08-20 Richard Henderson <rth@cygnus.com>
1644 * config/ia64/ia64.c (emit_insn_group_barriers): Stop if ar.lc
1645 assigned before a loop.
1647 * config/ia64/ia64.md (ashlsi3): Zero extend the shift count.
1648 (ashrsi3, lshrsi3): Likewise.
1650 2000-08-20 Gabriel Dos Reis <gdr@codesourcery.com>
1652 * c-lang.c: #include diagnostic.h
1653 (c_tree_printer): New function.
1654 (lang_init): Initialize lang_printer.
1656 * Makefile.in (c-lang.o): Depends on diagnostic.h
1658 2000-08-20 Gabriel Dos Reis <gdr@codesourcery.com>
1660 * c-errors.c (pedwarn_c99): Adjust call to report_diagnostic.
1662 * diagnostic.c (default_diagnostic_starter,
1663 default_diagnostic_finalizer): New functions.
1664 (diagnostic_for_asm, diagnostic_for_decl): Tweak.
1665 (pedwarn, pedwarn_with_file_and_line, error,
1666 error_with_file_and_line, fatal, warning,
1667 warning_with_file_and_line): Adjust call to report_diagnostic.
1668 (report_diagnostic): Rework.
1669 (set_diagnostic_context): New function.
1671 * diagnostic.h (struct diagnostic_context): New data structure.
1672 (diagnostic_message, diagnostic_argument_list,
1673 diagnostic_file_location, diagnostic_line_location,
1674 diagnostic_is_warning, diagnostic_starter, diagnostic_finalizer,
1675 diagnostic_finalizer, diagnostic_auxiliary_data): New macros.
1676 (set_diagnostic_context): Declare.
1677 (report_diagnostic): Change prototype.
1679 Sun 20-Aug-2000 09:25:45 BST Neil Booth <NeilB@earthling.net>
1681 * fix-header.c (main): Initialize cpplib.
1683 2000-08-19 Michael Meissner <meissner@redhat.com>
1685 * ifcvt.c (find_if_block): Do not assume that a THEN block has any
1686 instructions in it before checking for indirect jumps.
1688 * ifcvt.c (find_if_block): Do not consider a THEN block that ends
1689 in a indirect jump as a potential for conditional execution.
1691 * d30v.h (d30v_init_expanders): Don't declare here.
1692 * d30v-protos.h (d30v_init_expanders): Declare here with a valid
1695 Sat 19-Aug-2000 21:11:45 BST Neil Booth <NeilB@earthling.net>
1697 * cpp.texi: Add @section for assertions.
1699 Sat Aug 19 12:37:08 EDT 2000 John Wehle (john@feith.com)
1701 * loop.c (scan_loop): Use CONST_CALL_P instead of
1702 checking for REG_LIBCALL / REG_RETVAL.
1704 Sat Aug 19 09:18:47 2000 Jeffrey A Law (law@cygnus.com)
1706 * reload1.c (reload_as_needed): Accept dumpfile argument,
1707 pass it to emit_reload_insns.
1708 (emit_reload_insns): Add new dumpfile argument. If non-null
1709 then dump the reloads for each insn into the dumpfile.
1710 (reload): Pass dumpfile to reload_as_needed.
1712 * invoke.texi: Clean up linux-gnu vs linux comments.
1714 2000-08-19 Richard Henderson <rth@cygnus.com>
1716 * config/ia64/ia64.c (reg_or_5bit_operand): New.
1717 (ia64_depz_field_mask): New.
1718 * config/ia64/ia64.h (CONSTRAINT_OK_FOR_R): New.
1719 (PREDICATE_CODES): Update.
1720 * config/ia64/ia64.md: Update commentary.
1721 (depz_internal): New.
1722 (ashlsi3): Implement directly.
1723 (ashrsi3, lshrsi3): Simplify; rely on extv and extzv for constants.
1724 (ashldi3): Use shladd.
1725 * config/ia64/ia64-protos.h: Update.
1727 2000-08-18 Zack Weinberg <zack@wolery.cumb.org>
1729 * toplev.c (independent_decode_option): Always process -g.
1730 Remove third argument, now unused. Adjust caller to match.
1732 2000-08-18 Richard Henderson <rth@cygnus.com>
1734 * combine.c (make_compound_operation): Break after creating
1737 2000-08-18 Zack Weinberg <zack@wolery.cumb.org>
1739 * cpplib.c (cpp_register_pragma_space): Just return if the
1740 namespace is already registered.
1742 2000-08-18 Ray Essick <essick@ddna.labs.mot.com> & Nick Clifton <nickc@redhat.com>
1744 * config/mcore/mcore.md (rotlsi3): Allow allow rotations by a
1745 constant amount. Do not generate ROTL instruction.
1747 Fri Aug 18 16:22:20 2000 Alexandre Oliva <aoliva@redhat.com>
1749 * config/sh/elf.h: Do not include sh/sh.h.
1750 * config/sh/rtems.h: Likewise.
1751 * config/sh/rtemself.h: Do not include sh/elf.h.
1752 * configure.in: Get them included with `tm_file's.
1753 * configure: Rebuilt.
1755 * config/sh/sh.md (fpu_switch0, fpu_switch1): Simplify.
1756 * config/sh/sh.c (fpscr_set_from_mem): Use them.
1758 Fri Aug 18 14:23:18 2000 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1760 * stor-layout.c (compute_record_type): Don't use mode of single
1761 field as mode of record if not integer mode of same type.
1763 * regmove.c (perhaps_ends_bb_p): New function.
1764 (optimize_reg_copy_1, optimize_reg_copy_2): Call it.
1765 (optimize_reg_copy_3, fixup_match_2, regmove_optimize): Likewise.
1766 (fixup_match_1): Likewise.
1767 (fixup_match_1, combine_stack_adjustments_for_block): Add casts to
1768 avoid signed/unsigned warnings.
1770 * function.c (fixup_var_refs_1, case MEM): Update CODE after
1773 Fri 18-Aug-2000 18:33:45 BST Neil Booth <NeilB@earthling.net>
1775 * cpphash.h: Use HAVE_DESIGNATED_INITIALIZERS.
1776 (_cpp_trigraph_map): Declaration moved from cpplex.c
1778 * cppinit.c: Define _cpp_trigraph_map. Use UCHAR_MAX + 1
1779 instead of 256. Use consistent test for designated initializers.
1780 (cpp_init): Initialize trigraph_map.
1781 (initialize_standard_includes, parse_option): Use memcmp
1784 * cpplex.c (init_trigraph_map): Remove.
1785 (trigraph_ok, trigraph_replace, lex_line): Refer to
1788 * cpplib.c (str_match, WARNING, ERROR, ICE): Delete.
1789 (do_unassert): Remove unused "next" local.
1791 * system.h (HAVE_DESIGNATED_INITIALIZERS): New prototype.
1793 2000-08-18 Emmanuel Marty <emarty@suntech.fr>
1795 * arm/lib1funcs.asm (_umodsi3 THUMB VARIANT): Restore deleted return
1798 2000-08-17 Richard Henderson <rth@cygnus.com>
1800 * config/ia64/ia64.c (spill_restore_mem): Handle emitting
1801 the first insn in a sequence.
1803 Thu Aug 17 22:40:05 EDT 2000 John Wehle (john@feith.com)
1805 * alias.c (true_dependence, write_dependence_p): A read
1806 involving a label_ref or the constant pool doesn't create
1809 * rtl.h (unchanging): Improve documentation.
1811 2000-08-17 Rodney Brown <RodneyBrown@mynd.com>
1813 * cse.c (insert_regs): Remove unused `regno'.
1815 2000-08-17 Neil Booth <NeilB@earthling.net>
1817 * (cppinit.c) merge_include_chains: Use remove_dup_dir,
1818 remove_dup_dirs. If qtail == brack, remove brack not
1820 (remove_dup_dir, remove_dup_dirs): New functions.
1822 2000-08-17 Neil Booth <NeilB@earthling.net>
1824 * cppinit.c (cpp_cleanup): Free include dir chains.
1825 * cpplib.c (do_undef): Let _cpp_free_definition make the node void.
1826 (do_unassert): Free the assert with _cpp_free_definition.
1827 * cppmacro.c (_cpp_free_definition): Free memory allocated for
1828 assertions. Make the node a T_VOID node.
1830 2000-08-17 Neil Booth <NeilB@earthling.net>
1832 * cppinit.c (path_include, append_include_chain):
1833 Remove 2nd parameter (struct cpp_pending *).
1834 (path_include, initialize_standard_includes, cpp_handle_option):
1835 Update callers appropriately.
1836 (cpp_handle_option): Use pend.
1838 2000-08-17 Neil Booth <NeilB@earthling.net>
1840 * cppinit.c (sort_options): Remove, put functionality in
1843 (initialize_builtins): Free memory.
1844 (cpp_start_read): Move init_IStable to cpp_init.
1846 * cpplib.h (cpp_init): New prototype.
1847 * cppmain.c (main): Call cpp_init.
1849 Thu Aug 17 13:20:32 EDT 2000 John Wehle (john@feith.com)
1851 * rtlanal.c (rtx_unstable_p): Use CONSTANT_P.
1852 (rtx_unstable_p, rtx_varies_p): Process vectors.
1854 2000-08-16 Niibe Yutaka <gniibe@m17n.org>, Kaz Kojima <kkojima@rr.iij4u.or.jp>
1856 * config/sh/lib1funcs.asm (GLOBAL): Define. Use for all
1857 references to GLOBAL symbols. Use LOCAL where appropriate.
1859 2000-08-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1861 * configure.in (*-ibm-aix4.[12]*): Delete test for gnu ld. Always
1862 use t-aix41 when host == target.
1864 2000-08-16 Richard Henderson <rth@cygnus.com>
1866 * reload.c (push_secondary_reload): Revert last change.
1867 If we use a reload_in/out pattern, make the when the same
1868 as the primary reload.
1869 (find_reloads): Likewise.
1871 2000-08-16 Manfred Hollstein <manfredh@redhat.com>
1873 * configure.in (libstdcxx-v3): Fix test.
1874 * configure: Regenerate.
1876 Wed Aug 16 08:10:32 2000 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1878 * calls.c (calls_function_1, expand_call): Only test
1879 TYPE_RETURNS_STACK_DEPRESSED for FUNCTION_TYPE.
1880 * function.c (thread_prologue_and_epilogue_insns): Likewise.
1882 2000-08-16 Richard Henderson <rth@cygnus.com>
1884 * combine.c (simplify_shift_const): Revert previous two
1885 changes. If SHIFT_COUNT_TRUNCATED, crop the shift count
1886 before the main loop.
1888 2000-08-15 Richard Henderson <rth@cygnus.com>
1890 * combine.c (simplify_shift_const): Bound shift count when
1893 Tue Aug 15 17:33:05 2000 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1895 * calls.c (ECF_SP_DEPRESSED): New macro.
1896 (calls_function_1): Treat calling sp-depressed function as alloca.
1897 (emit_call_1): Don't adjust SP if calling sp-depressed function.
1898 (expand_call): Set ECF_SP_DEPRESSED if TYPE_RETURNS_STACK_DEPRESSED.
1899 If sp-depressed, ensure block saves and restores SP.
1900 * fold-const.c (extract_muldiv): Only check TYPE_IS_SIZETYPE
1902 * function.c (keep_stack_depressed): New function.
1903 (thread_prologue_and_epilogue_insns): Call it.
1904 * print-tree.c (print_node): Use HOST_WIDE_INT_PRINT_UNSIGNED
1905 to print DECL_OFFSET_ALIGN.
1906 Print no-force-blk and transparent-union flags properly.
1907 * stmt.c (expand_goto_internal): Don't restore stack if last block
1908 and function returns with sp depressed.
1909 (fixup_gotos): Likewise.
1910 (save_stack_pointer): New function, from code in expand_decl.
1911 (expand_decl): Call new function.
1912 * tree.h (TYPE_IS_SIZETYPE): Call INTEGER_TYPE_CHECK.
1913 (TYPE_RETURNS_STACK_DEPRESSED): New macro.
1914 (save_stack_pointer): New declaration.
1916 * diagnostic.c (fatal_function): New variable.
1917 (set_fatal_function): New function.
1919 * diagnostic.h (set_fatal_function): New declaration.
1921 2000-08-15 William Cohen <wcohen@redhat.com>
1923 * config/sh/elf.h (DWARF2_DEBUGGING_INFO): Defined.
1924 (PREFERRED_DEBUGGING_TYPE): Set to dwarf2 info.
1925 (DWARF2_ASM_LINE_DEBUG_INFO): Defined.
1927 2000-08-15 Richard Henderson <rth@cygnus.com>
1929 * flow.c (mark_used_reg): Set reg_cond_reg appropriately.
1931 2000-08-15 Richard Earnshaw <rearnsha@arm.com>
1933 * arm.c (arm_function_ok_for_sibcall): New function.
1934 * arm.h (FUNCTION_OK_FOR_SIBCALL): Define.
1935 * arm.md (call expanders): Don't check here for calls that can't
1938 2000-08-15 Richard Earnshaw <rearnsha@arm.com>
1940 * arm.md (splits generating cond_exec): Disable.
1942 2000-08-15 Richard Earnshaw <rearnsha@arm.com>
1944 * arm/linux-elf.h (text_section): Delete declaration.
1946 2000-08-15 Richard Earnshaw <rearnsha@arm.com>
1948 ARM support for unordered FP operations.
1949 * arm-protos.h (arm_comparison_operator): Declare.
1950 * arm.c (arm_comparison_operator): New function.
1951 (arm_select_cc_mode): Add unordered comparison codes.
1952 (get_arm_condition_code): Likewise.
1953 (arm_final_prescan_insn): Can't handle unordered jumps that can't
1954 be done in one insn.
1955 * arm.h (PREDICATE_CODES): Add arm_comparison_operator.
1956 * arm.md (all uses of comparison_operator): Replace with
1957 arm_comparison_operator.
1958 (bunordered, bordered, bugt, bunlt, bunge, bunle, buneq, bltgt): New
1960 (arm_buneq, arm_bltgt, arm_buneq_reversed, arm_bltgt_reveresed): New
1963 Tue Aug 15 00:36:36 2000 Ovidiu Predescu <ovidiu@cup.hp.com>
1965 * gthr-posix.h: Conditionally include <sched.h>; include
1966 <config.h> from libobjc/.
1968 2000-08-14 Richard Henderson <rth@cygnus.com>
1970 * config/i386/i386.c (legitimize_pic_address): Use Pmode
1973 2000-08-14 Richard Henderson <rth@cygnus.com>
1975 * configure.in (ia64-*): Set float_format for i386 long double.
1977 * real.c (GET_REAL): Treat 128-bit INTEL_EXTENDED_IEEE_FORMAT
1978 as we would for i386 XFmode.
1979 (PUT_REAL): Likewise.
1980 (endian, ereal_atof, real_value_truncate): Likewise.
1981 (ereal_isneg, toe64, etens, make_nan): Likewise.
1982 * real.h (REAL_VALUE_TO_TARGET_LONG_DOUBLE): Likewise.
1984 * config/ia64/ia64-protos.h: Update.
1985 * config/ia64/ia64.c (general_tfmode_operand): New.
1986 (destination_tfmode_operand): New.
1987 (tfreg_or_fp01_operand): New.
1988 (ia64_split_timode): New.
1989 (spill_tfmode_operand): New.
1990 (ia64_expand_prologue): Use TFmode not XFmode.
1991 (ia64_expand_epilogue): Likewise.
1992 (ia64_function_arg): Likewise.
1993 (ia64_function_arg_advance): Likewise.
1994 (ia64_return_in_memory): Likewise.
1995 (ia64_function_value): Likewise.
1996 (ia64_print_operand): Likewise.
1997 (ia64_register_move_cost): Set GR<->FR to 5.
1998 (ia64_secondary_reload_class): Get GR for TImode memory op.
1999 * config/ia64/ia64.h (ROUND_TYPE_SIZE): Remove.
2000 (ROUND_TYPE_ALIGN): Remove.
2001 (LONG_DOUBLE_TYPE_SIZE): Set to 128.
2002 (INTEL_EXTENDED_IEEE_FORMAT): Define.
2003 (HARD_REGNO_NREGS): Use TFmode, not XFmode.
2004 (HARD_REGNO_MODE_OK): Likewise. Disallow TImode in FRs.
2005 (MODES_TIEABLE_P): Use TFmode, not XFmode.
2006 (CLASS_MAX_NREGS): Likewise.
2007 (ASM_OUTPUT_LONG_DOUBLE): Output by 4 byte hunks.
2008 (PREDICATE_CODES): Update.
2009 * config/ia64/ia64.md (movti): New.
2010 (movti_internal): Use a clobber for memory alternatives.
2011 (reload_inti, reload_outti): New.
2012 (movsfcc_astep): Predicate properly.
2013 (movdfcc_astep): Likewise.
2016 (extendsftf2, extenddftf2): New.
2017 (trunctfsf2, trunctfdf2): New.
2018 (floatditf2, fix_trunctfdi2): New.
2019 (floatunsditf2, fixuns_trunctfdi2): New.
2020 (addtf3, subtf3, multf3, abstf2): New.
2021 (negtf2, nabstf2, mintf3, maxtf3): New.
2022 (maddtf3, msubtf3, nmultf3, nmaddtf3): New.
2024 (fr_spill): Use TFmode, not XFmode.
2025 (fr_restore): Likewise.
2026 * config/ia64/lib1funcs.asm (__divtf3): New.
2027 * config/ia64/t-ia64 (LIB1ASMFUNCS): Add it.
2029 2000-08-14 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2031 * cse.c (fold_rtx): Avoid empty body in an if-statement.
2033 * doloop.c (doloop_iterations_max, doloop_modify): Avoid using the
2034 `U' integer constant suffix.
2036 * dwarf2out.c (add_subscript_info): Avoid empty body in an
2039 * sparc/sol2.h (__enable_execute_stack): Prototype.
2041 2000-08-14 David Edelsohn <edelsohn@gnu.org>
2043 * collect2.c: Remove use of AIX import file.
2045 * longlong.h: Test ARCH_PWR not ARCH_POWER.
2047 * rs6000.c (print_operand, case 'E'): Add else.
2049 2000-08-14 Richard Henderson <rth@cygnus.com>
2051 * config/ia64/ia64.md (movdi): Delay calling ia64_expand_load_address.
2052 (movdi_symbolic): New.
2054 2000-08-14 Jim Wilson <wilson@cygnus.com>
2056 * config/ia64/ia64.h (ASM_SPEC): Pass -mconstant-gp and -mauto-pic
2057 to GNU as. For Intel as, pass -M const_gp and -M no_plabel.
2058 * config/ia64/linux.h (ASM_SPEC): Pass -mconstant-gp and -mauto-pic
2061 2000-08-14 Richard Henderson <rth@cygnus.com>
2063 * expr.c (emit_group_load): Don't force constants into registers.
2064 Special case source already in the correct mode.
2066 2000-08-14 Zack Weinberg <zack@wolery.cumb.org>
2068 * configure.in: Accept *-*-linux* not just *-*-linux-gnu*.
2069 * fixinc/inclhack.def: Likewise.
2070 * fixinc/mkfixinc.sh: Likewise.
2071 * configure: Regenerate.
2072 * fixinc/fixincl.x: Regenerate.
2073 * install.texi: Document equivalence of linux and linux-gnu.
2075 Mon Aug 14 18:51:44 2000 J"orn Rennecke <amylaar@cygnus.co.uk>
2077 * cse.c (insert_regs): Also in REG case: When finding an invalid
2078 value, and we make a new quantity, make sure that it won't be
2079 mistaken by for a valid one by mention_regs.
2081 2000-08-13 Ralf Gütlein <ralf.guetlein@aranea.de>
2083 * h8300.md: Remove obsolete peepholes.
2085 2000-08-13 Kazu Hirata <kazu@hxi.com>
2087 * invoke.texi (H8/300 Options): Fix typos.
2088 * config/h8300.c: Fix formatting.
2089 * config/h8300.h: Fix comment typos.
2090 (OVERRIDE_OPTIONS): Fix formatting.
2092 * function.c: Fix formatting.
2094 * cse.c: Fix formatting.
2096 2000-08-13 Geoff Keating <geoffk@cygnus.com>
2098 * flow.c (attempt_auto_inc): Remove unused variable `bb'.
2099 (attempt_auto_inc): Suppress parentheses warning.
2100 * function.c (put_reg_into_stack): Remove unused variable `unsigned_p'.
2101 * loop.c (load_mems): Remove `u' suffix in two places.
2102 * config/rs6000/rs6000.c: Remove unnecessary `u' suffixes from
2104 * config/rs6000/rs6000.h: Likewise.
2105 * config/rs6000/sol-c0.c: Prototype some functions. Remove the
2106 __eabi dummy routine.
2107 * config/rs6000/sysv4.h (ASM_DECLARE_FUNCTION_NAME): Remove unused
2110 * config/rs6000/rs6000.c (rs6000_select_section): Rewrite to
2111 not put stuff in .sdata unnecessarily.
2112 (rs6000_unique_section): New function.
2113 * config/rs6000/rs6000-protos.h: Add rs6000_unique_section.
2114 * config/rs6000/sysv4.h (UNIQUE_SECTION): Define.
2116 * c-typeck.c (build_array_ref): Don't complain about non-lvalue
2117 arrays in C99. Don't try to look at DECL_REGISTER of a
2118 COMPONENT_REF. Don't complain twice about the same error.
2120 * fixinc/inclhack.def (aix_pthread): New fix.
2121 (aix_sysmachine): New fix.
2122 * fixinc/fixincl.x: Regenerate.
2124 * expr.c (expand_expr): Call convert_modes when turning a large
2125 multiply into a small one.
2127 2000-08-12 Geoff Keating <geoffk@cygnus.com>
2129 * tree.h (DECL_OFFSET_ALIGN): Make the off_align field of
2130 the tree structure an exponent rather than an explicit alignment
2131 so it doesn't overflow.
2132 (SET_DECL_OFFSET_ALIGN): New macro.
2133 * stor-layout.c (place_union_field): Use SET_DECL_OFFSET_ALIGN
2134 rather than DECL_OFFSET_ALIGN.
2135 (place_field): Likewise.
2136 * expmed.c (store_bit_field): Abort on align==0 to avoid
2137 antisocial machine behaviour.
2139 2000-08-12 Richard Henderson <rth@cygnus.com>
2141 * sibcall.c (uses_addressof): Accept both addressof and
2142 current_function_internal_arg_pointer inside a mem.
2143 (optimize_sibling_and_tail_recursive_call): Fail tail recursion
2144 if current_function_uses_addressof.
2145 * stmt.c (expand_return): Kill tail recursion and HAVE_return
2148 2000-08-11 Richard Henderson <rth@cygnus.com>
2150 * config/ia64/ia64.md (addsi3): Remove expander.
2151 (subsi3, mulsi3, negsi2, one_cmplsi2): Likewise.
2152 (*addsi3_shladd): New.
2154 2000-08-11 Richard Henderson <rth@cygnus.com>
2156 * config/ia64/ia64.c (do_spill): Pass cfa offset to move expander.
2157 (do_restore): Likewise.
2158 (gen_movdi_x, gen_fr_spill_x, gen_fr_restore_x): New.
2159 (ia64_expand_prologue, ia64_expand_epilogue): Use them.
2160 (rtx_needs_barrier): Track actual bit manipulation for
2161 ar.unat moves, gr_spill, and gr_restore.
2162 (emit_insn_group_barriers): Special case gr_spill/gr_restore.
2163 (process_set): Don't handle varargs spills.
2164 * config/ia64/ia64.md (gr_spill): Accept cfa offset. Emit
2165 .mem.offset here instead of in process_set.
2166 (gr_restore): Likewise.
2168 2000-08-11 Richard Henderson <rth@cygnus.com>
2170 * config/ia64/ia64.h (PROMOTE_MODE): Only extend to SImode.
2172 2000-08-11 Mark Elbrecht <snowball3@bigfoot.com>
2174 * gcc.texi (The Configuration File): Document
2175 COLLECT2_HOST_INITIALIZATION, GCC_DRIVER_HOST_INITIALIZATION, and
2176 UPDATE_PATH_HOST_CANONICALIZATION.
2178 2000-08-11 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2180 * c-parse.in (cast_expr): Avoid -Wstrict-prototype warnings for
2181 unprototyped function pointer casts on integer constants.
2183 2000-08-11 Laurynas Biveinis <lauras@softhome.net>
2185 * fixproto: Recognize DOS paths with drive letters as absolute paths.
2187 2000-08-11 Nathan Sidwell <nathan@codesourcery.com>
2189 * extend.texi (Volatiles): Fix typos.
2191 2000-08-11 Kazu Hirata <kazu@hxi.com>
2193 * flow.c: Fix formatting.
2195 2000-08-11 Richard Henderson <rth@cygnus.com>
2197 * reload.c (push_secondary_reload): When invoking a reload_{in,out}
2198 pattern, always allocate a tertiary scratch register.
2200 * config/alpha/alpha.md (reload_inqi): Use a DImode scratch.
2201 (reload_inhi): Likewise.
2203 2000-08-11 Richard Henderson <rth@cygnus.com>
2205 * function.c (put_reg_into_stack): Allow type to be NULL.
2206 (schedule_fixup_var_refs): Likewise.
2207 (gen_mem_addressof): Allow decl to be NULL.
2208 (put_addressof_into_stack): Likewise.
2210 * flow.c (merge_blocks_nomove): Be more careful about
2211 locating the beginning of block A.
2213 * combine.c (simplify_shift_const): Obey SHIFT_COUNT_TRUNCATED.
2215 Thu Aug 10 22:47:09 2000 Ovidiu Predescu <ovidiu@cup.hp.com>
2220 * config.in: Reverted the check for <sched.h>.
2222 2000-08-10 Chris Demetriou <cgd@sibyte.com>
2224 * mips/elf.h (CTOR_SECTION_NAME, DTOR_SECTION_NAME): New
2225 macros define the name of CTOR and DTOR sections.
2226 (CTOR_LIST_BEGIN, CTOR_LIST_END, DTOR_LIST_BEGIN,
2227 DTOR_LIST_END): Change to use attributes to specify
2229 * mips/elf64.h (CTOR_SECTION_NAME, DTOR_SECTION_NAME,
2230 (CTOR_LIST_BEGIN, CTOR_LIST_END, DTOR_LIST_BEGIN,
2231 DTOR_LIST_END): Same as in mips/elf.h.
2233 2000-08-10 Drew Moseley <dmoseley@redhat.com>
2235 * config/mn10300/mn10300.h: Added no-crt0 option for explicitly
2236 disabling just crt0.o.
2238 2000-08-10 Richard Earnshaw <rearnshaw@arm.com> & Nick Clifton <nickc@cygnus.com>
2240 * arm.h (CPP_SPEC): Use sub-spec cpp_interwork.
2241 (CPP_INTERWORK_SPEC, CPP_INTERWORK_DEFAULT_SPEC): New sub-specs.
2242 (EXTRA_SPECS): Add them.
2243 * arm/lib1funcs.asm: Support builds for interworking.
2244 Use macros to eliminate duplicated pieces of code.
2246 2000-08-10 Kazu Hirata <kazu@hxi.com>
2248 * h8300.c (expand_a_rotate): New.
2249 (emit_a_rotate): Likewise.
2250 (h8300_adjust_insn_length): Add support for the rotate insns.
2251 * h8300.md (rotlqi3): New.
2252 (*rotlqi3_1): Likewise.
2253 (rotlhi3): Likewise.
2254 (*rotlhi3_1): Likewise.
2255 (rotlhi3): Likewise.
2256 (*rotlhi3_1): Likewise.
2257 * h8300-proto.h: Add prototypes for expand_a_rotate and
2260 * h8300.c: Fix comment typos.
2261 (dosize): Declare the variable amount as unsigned.
2262 (get_shift_alg): Fix a comparison between signed and unsigned.
2263 (emit_a_shift): Likewise.
2264 (h8300_adjust_insn_length): Simplify the code.
2266 * c-decl.c: Fix formatting.
2268 2000-08-10 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2270 * c-lex.c (parse_float, yylex): For -Wtraditional, issue a
2271 warning about non-traditional numeric constant suffixes.
2273 * cppexp.c (parse_number): Likewise.
2275 * invoke.texi: (-Wtraditional): Document new behavior.
2277 Thu Aug 10 00:11:04 2000 Ovidiu Predescu <ovidiu@cup.hp.com>
2279 * gthr-posix.h: Include auto-host.h. Conditionally include
2281 * configure.in: Check for the <sched.h> header file.
2282 * config.in: Added define for HAVE_SCHED_H.
2284 2000-08-09 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2286 * c-typeck.c (process_init_element): For -Wtraditional, warn about
2287 initialization of unions.
2289 * invoke.texi (-Wtraditional): Document new behavior.
2291 2000-08-09 Zack Weinberg <zack@wolery.cumb.org>
2293 * configure.in (--enable-c-cpplib): Uncomment. Use AC_DEFINE
2294 instead of extra_c_flags.
2295 (--enable-c-mbchar): Use AC_DEFINE instead of extra_c_flags.
2296 * configure: Regenerate.
2297 * config.in: Regenerate.
2299 * cpperror.c (cpp_type2name): New function.
2300 * cpplex.c (lex_line): If we issued an error for an invalid
2301 preprocessing directive, discard that logical line.
2302 * cpplib.c (do_line): Call a hook function if the current file
2303 is renamed by #line.
2304 (do_ident): Pass the contents of the string, not the entire
2305 token, to the callback function.
2306 * cpplib.h (CPP_LAST_PUNCTUATOR): New #define.
2307 (cb.rename_file): New hook function.
2308 (cb.ident): Adjust prototype.
2309 (cpp_type2name): Prototype.
2310 * cppmacro.c (dump_macro_args): Correct precedence lossage.
2312 * cppmain.c (cb_ident): Update for changed interface.
2313 (cb_rename_file): New function.
2314 (main): Set rename callback.
2316 2000-08-09 Alexandre Oliva <aoliva@redhat.com>
2318 * caller-save.c (mark_referenced_regs): Mark partially-overwritten
2319 multi-word registers.
2321 2000-08-08 Joseph S. Myers <jsm28@cam.ac.uk>
2323 * c-common.c (combine_strings, check_format_info): Refer to ISO C
2324 or ISO C89 instead of ANSI C.
2325 * c-decl.c (grokdeclarator, xref_tag, finish_struct,
2326 build_enumerator, do_case): Likewise.
2327 * c-lex.c (parse_float, yylex): Likewise.
2328 * c-parse.in: Likewise.
2329 * c-typeck.c (common_type, build_array_ref, build_binary_op,
2330 build_unary_op, pedantic_lvalue_warning, build_conditional_expr,
2331 build_c_cast, convert_for_assignment, set_init_index,
2332 set_init_label, c_expand_start_case): Likewise.
2333 * toplev.c (documented_lang_options, display_help): Likewise.
2335 2000-08-08 Kazu Hirata <kazu@hxi.com>
2337 * h8300.c: Fix formatting.
2338 * h8300.h: Likewise.
2339 * h8300.md: Likewise.
2340 (movsi_h8300hs): Fix formatting of the resulting assembly code.
2342 * reload1.c: Fix formatting.
2344 2000-08-08 Rodney Brown <RodneyBrown@mynd.com>
2346 * alpha/alpha.c (alpha_emit_xfloating_libcall):
2347 Use GEN_CALL_VALUE define.
2348 * alpha/alpha.md (untyped_call): Use GEN_CALL define.
2349 * clipper/clipper.md (untyped_call): Likewise.
2350 * dsp16xx/dsp16xx.md (untyped_call): Likewise.
2351 * fx80/fx80.md (untyped_call): Likewise.
2352 * mips/mips.md (untyped_call): Likewise.
2353 * ns32k/ns32k.md (untyped_call): Likewise.
2354 * pa/pa.md (untyped_call): Likewise.
2355 * romp/romp.md (untyped_call): Likewise.
2356 * sparc/sparc.md (untyped_call): Likewise.
2358 2000-08-08 Jason Eckhardt <jle@cygnus.com>
2360 * config/i860/i860.c (singlemove_string): Do not generate assembler
2361 pseudo instructions that must be expanded (that is, with signed
2362 constants larger than 16 bits).
2364 2000-08-08 Richard Henderson <rth@cygnus.com>
2366 * flow.c (life_analysis): Only turn off PROP_LOG_LINKS and
2367 PROP_AUTOINC at -O0. Don't collect alias info at -O0.
2368 (init_propagate_block_info): Don't kill memory stores at -O0.
2369 (mark_set_1, mark_used_regs): Likewise.
2371 2000-08-08 David Edelsohn <edelsohn@gnu.org>
2373 * rs6000.c (optimization_options): Decorate 'level' as
2375 (mask64_operand): Remove sign-extend thinko.
2376 (rldic_operand): New function.
2377 (load_multiple_operation): regno's are unsigned ints.
2378 (store_multiple_operation): Likewise.
2379 (lmw_operation): Likewise.
2380 (stmw_operation): Likewise.
2381 (includes_lshift_p): shift_mask is unsigned int.
2382 (includes_lshift64_p): New function.
2383 (addrs_ok_for_quad_peep): unsigned int reg1.
2384 (print_operand): Consistently add "else" after
2385 output_operand_lossage().
2386 (print_operand, case 'b'): Fold in case 'W'.
2387 (print_operand, case 'W'): Print rldic MB value.
2388 (output_epilogue): Update Objective-C language string.
2389 (output_toc): unsigned HOST_WIDE_INT low, compare unsigned.
2390 * rs6000.h (PREDICATE_CODES): Add rldic_operand.
2391 * rs6000.md (ashldi3): Add rldic instruction.
2392 (iordi3, xordi3): Remove redundant "else if CONST_DOUBLE".
2393 (cmpsi_internal2, cmpdi_interal2): Use 'b' output template
2396 2000-08-08 Richard Henderson <rth@cygnus.com>
2398 * config/ia64/ia64-protos.h: Remove duplicates. Update
2399 for massive code rearrangements.
2400 * config/ia64/ia64.c (ia64_arpfs_regno): Remove.
2401 (ia64_rp_regno, ia64_fp_regno, ia64_input_regs): Remove.
2402 (ia64_local_regs, ia64_need_regstk): Remove.
2403 (ar_ccv_reg_operand): New.
2404 (ia64_gp_save_reg): New.
2405 (struct ia64_frame_info): Combine most of the size elements;
2406 add new gr save elements.
2407 (find_gr_spill): New.
2408 (next_scratch_gr_reg): New.
2409 (mark_reg_gr_used_mask): New.
2410 (ia64_compute_frame_size): Rewrite. Allocate special AR regs
2411 to GR backing store regs when possible.
2412 (ia64_initial_elimination_offset): New.
2413 (ia64_rap_fp_offset): Remove.
2414 (save_restore_insns): Remove.
2415 (setup_spill_pointers): New.
2416 (finish_spill_pointers): New.
2417 (spill_restore_mem): New.
2418 (do_spill, do_restore): New.
2419 (ia64_expand_prologue): Rewrite to use them.
2420 (ia64_expand_epilogue): Likewise.
2421 (ia64_direct_return): Update for current_frame_info changes.
2422 (ia64_function_prologue): Simplify .prologue emission. Emit
2424 (ia64_setup_incoming_varargs): Don't ever emit rtl.
2425 (ia64_dbx_register_number): New.
2426 (ia64_initialize_trampoline): New.
2427 (ia64_secondary_reload_class): Request GR_REGS for integer
2428 arithmetic destined for FR_REGS.
2429 (ia64_init_machine_status): Don't reset return_address_pointer_rtx.
2430 (ia64_mark_machine_status): Mark ia64_gp_save.
2431 (rws_access_regno): Rename from rws_access_reg; don't treat
2432 predicates specially.
2433 (rws_access_reg): New. Update all callers.
2434 (rtx_needs_barrier): Remove dead unspecs.
2435 (ia64_epilogue_uses): Mark ar.pfs and ar.unat live on exit.
2436 (ia64_encode_section_info): Silence signed/unsigned warnings.
2437 (spill_offset, sp_offset, spill_offset_emitted): Remove.
2438 (tmp_reg, tmp_saved): Remove.
2439 (process_set): Rewrite to expect complicated bits via
2440 REG_FRAME_RELATED_EXPR.
2441 (ia64_expand_fetch_and_op): Use emit_move_insn; be explicit
2442 in the use of ar.ccv; never set RTX_UNCHANGING_P.
2443 (ia64_expand_op_and_fetch): Likewise.
2444 (ia64_expand_compare_and_swap): Likewise.
2445 (ia64_expand_builtin): Likewise.
2446 * config/ia64/ia64.h (AR_UNAT_REGNUM): New.
2447 (FIRST_PSEUDO_REGISTER): Update.
2448 (AR_M_REGNO_P): Update.
2449 (FIXED_REGS): Don't mark three local registers as used.
2450 (EXTRA_CC_MODES): New.
2451 (SELECT_CC_MODE): New.
2452 (HARD_REGNO_NREGS): Allow DImode in p0; handle CCImode.
2453 (HARD_REGNO_MODE_OK): Disallow CCImode from non-predicates.
2454 (FRAME_GROWS_DOWNWARD): Unset.
2455 (STARTING_FRAME_OFFSET): Zero.
2456 (ELIMINABLE_REGS): Eliminate from the soft to hard frame pointer.
2457 (INITIAL_ELIMINATION_OFFSET): Defer to out of line function.
2458 (HARD_FRAME_POINTER_REGNUM): New.
2459 (CAN_DEBUG_WITHOUT_FP): Define.
2460 (TRAMPOLINE_TEMPLATE): Remove.
2461 (TRAMPOLINE_SIZE): Lower to 32.
2462 (TRAMPOLINE_ALIGNMENT): Lower to 64.
2463 (INITIALIZE_TRAMPOLINE): Defer to out of line function.
2464 (PREDICATE_CODES): Update.
2465 (struct machine_function): Add ia64_gp_save.
2466 * config/ia64/ia64.md: Purge unused unspecs.
2467 (movsi patterns): Allow moves to/from AR_M_REGS.
2468 (movdi patterns): Allow moves to/from p0.
2469 (call patterns): Move most setjmp hackery to ia64_gp_save_reg.
2470 (gr_spill, gr_restore): Indicate ar.unat read/written.
2471 (nonlocal_goto): Don't pass old frame_pointer.
2472 (nonlocal_goto_receiver): Remove.
2473 (exception_receiver): New.
2474 (builtin_setjmp_setup): New.
2475 (builtin_setjmp_receiver): New.
2476 * config/ia64/lib1funcs.asm (__ia64_save_stack_nonlocal): Bundle.
2477 (__ia64_nonlocal_goto): Bundle. Don't kill r7.
2478 (__ia64_restore_stack_nonlocal): Likewise.
2479 (__ia64_trampoline): New.
2480 * config/ia64/sysv4.h (DBX_REGISTER_NUMBER): Defer to out of line
2482 * config/ia64/t-ia64 (LIB1ASMFUNCS): Add __trampoline.
2484 2000-08-08 Richard Henderson <rth@cygnus.com>
2486 * frame.h (ia64_frame_state): Add my_psp.
2487 * libgcc2.c (ia64_throw_helper): Add throw_sp argument.
2488 (__throw): Pass it in. Don't clobber r7.
2489 * config/ia64/frame-ia64.c (init_ia64_reg_loc): Mark inline.
2490 (execute_one_ia64_descriptor) [mem_stack_v]: Sets psp.when
2491 and nothing to do with sp.
2492 (normalize_reg_loc): Use frame->my_psp.
2493 (frame_translate): Handle frame-pointer-less functions. Set
2494 spill_base correctly, in absence of being told.
2495 (__build_ia64_frame_state): New sp argument. Fill in frame->my_sp.
2496 (__ia64_backtrace_helper): New sp argument. Use
2497 builtin_return_address instead of label addresses.
2498 (print_record) [mem_stack_v]: No size member.
2500 2000-08-08 Richard Henderson <rth@cygnus.com>
2502 * regclass.c (choose_hard_reg_mode): Iterate over all CC modes.
2504 2000-08-08 Richard Henderson <rth@cygnus.com>
2506 * tm.texi (LOCAL_REGNO): Document.
2507 * flow.c (LOCAL_REGNO, EPILOGUE_USES): Provide default.
2508 (mark_regs_live_at_end): Don't mark LOCAL_REGNO registers.
2509 * reload1.c (reload): Likewise when considering nonlocal labels.
2511 * config/ia64/ia64.h (LOCAL_REGNO): New.
2512 * config/sparc/sparc.h (LOCAL_REGNO): New.
2514 2000-08-08 Joseph S. Myers <jsm28@cam.ac.uk>
2516 * c-lex.c (yylex): Don't allow integer suffixes 'LUL', 'Ll', 'lL'.
2518 2000-08-07 Nick Clifton <nickc@redhat.com>
2520 * config/mips/mips.c: Fix compile time warning messages.
2521 * config/mips/mips-protos.h: Add prototype for equality_op.
2523 * mn10300.h (TARGET_SWITCHES): Document `-mam33'.
2525 2000-08-07 Graham Stott <grahams@cygnus.co.uk>
2527 * mn10300.md: Use nonimmediate_operand instead of general_operand
2530 * mn10300.h (PREFERRED_RELOAD_CLASS): Limit memory reloads.
2532 2000-08-07 Alexandre Oliva <aoliva@redhat.com>
2534 * sh.h (EXTRA_CONSTRAINT_Q): Adjust to GNU Coding Standards.
2535 * sh.c (expand_block_move): Break long lines.
2536 (expand_ashiftrt, fpscr_set_from_mem): Likewise.
2537 * sh.md (mulsi3): Likewise.
2538 (movdi): Adjust spacing.
2540 2000-08-07 Richard Henderson <rth@cygnus.com>
2542 * expmed.c (store_bit_field): Don't require MEM_IN_STRUCT_P.
2543 * expr.c (emit_group_store): Don't set it.
2545 2000-08-07 Kazu Hirata <kazu@hxi.com>
2547 * invoke.texi (Options for Debugging Your Program or GCC): Remove
2548 duplicate entries for 'w' and 'z'.
2550 * flow.c: Fix a comment typo.
2552 Sun Aug 6 23:47:35 2000 Ovidiu Predescu <ovidiu@cup.hp.com>
2554 * c-parse.in: Changed the language string for Objective-C to "GNU
2557 Sun Aug 6 11:54:03 2000 Ovidiu Predescu <ovidiu@cup.hp.com>
2559 * gthr-posix.h: Integrated Chris Ball's <cball@fmco.com> changes
2560 to improve the Posix thread support for Objective-C.
2562 2000-08-06 Joseph S. Myers <jsm28@cam.ac.uk>
2564 * c-common.h (enum c_tree_index): Add CTI_SIGNED_SIZE_TYPE and
2565 CTI_UNSIGNED_PTRDIFF_TYPE.
2566 (signed_size_type_node): Define.
2567 (unsigned_ptrdiff_type_node): Define.
2568 * c-decl.c (init_decl_processing): Create the
2569 signed_size_type_node and unsigned_ptrdiff_type_node types.
2570 * c-common.c (T_SC): Define.
2573 (print_char_table): Use T_SST for %zd, %zi, %zn. Use T_UPD for
2574 %to, %tu, %tx, %tX. Allow %hhn (T_SC). Add "c" to the flags for
2576 (scan_char_table): Use T_SC for %hhd, %hhi, %hhn. Use T_SST for
2577 %zd, %zi, %zn. Use T_UPD for %to, %tu, %tx, %tX. Add "c" to the
2578 flags for %c, %s and %[.
2579 (check_format_info): Only allow leniency for signedness of targets
2580 of character pointers (when pedantic) for formats flagged with
2581 "c", so for strings but not for %hh formats. When pedantic, don't
2582 allow character pointers to substitute for void pointers if a
2583 second level of indirection is present.
2585 2000-08-06 Kazu Hirata <kazu@hxi.com>
2587 * invoke.texi (Options for Debugging Your Program or GCC): Update
2588 the names of dump files.
2590 * h8300.c (dosize): Rearrange code for conciseness.
2591 (split_adds_subs): Likewise.
2593 * loop.c: Fix formatting.
2595 * dwarf2out.c: Fix formatting.
2597 * tm.texi (FUNCTION_ARG_PARTIAL_NREGS): Fix a typo.
2599 * expr.c: Fix formatting.
2601 2000-08-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2603 * rs6000.c (rs6000_maybe_dead): Prototype.
2605 2000-08-06 Richard Henderson <rth@cygnus.com>
2607 * stmt.c (expand_goto): Do virtual_stack_vars_rtx replacement for
2608 HAVE_nonlocal_goto as well.
2609 * config/i960/i960.md (nonlocal_goto): Don't do it here.
2610 * config/pj/pj.md (nonlocal_goto): Likewise.
2612 2000-08-07 Michael Hayes <mhayes@cygnus.com>
2614 * loop.c (try_swap_copy_prop): New function.
2615 (load_mems): Rename copies to load_copies and add new regset
2616 store_copies. Check for sets of shadow registers and mark
2617 in store_copies. Call try_swap_copy_prop for registers
2618 marked in store_copies.
2620 Sun Aug 6 00:54:42 2000 Ovidiu Predescu <ovidiu@cup.hp.com>
2622 * objc/objc-act.c: New command line option -fconstant-string-class
2623 to allow specifying a user defined constant string class,
2624 different from NXConstantString.
2626 * toplev.c: Moved the Objective-C specific options to
2627 objc/lang-options.h.
2629 * objc/lang-options.h: Moved the Objective-C specific options from
2630 toplev.c. Added -fconstant-string-class.
2632 2000-08-05 Chris Demetriou <cgd@sibyte.com>
2634 * mips/elf.h (CTOR_LIST_BEGIN, CTOR_LIST_END,
2635 DTOR_LIST_BEGIN, DTOR_LIST_END): change type of
2636 __CTOR_LIST__ from func_ptr array to just func_ptr, to
2637 avoid extra alignment imposed on arrays.
2638 * mips/elf64.h (CTOR_LIST_BEGIN, CTOR_LIST_END,
2639 DTOR_LIST_BEGIN, DTOR_LIST_END): Likewise.
2641 * mips.h: Clean up comments and spacing near MASKs.
2642 (TARGET_UNIX_ASM): Delete.
2643 (MASK_MIPS16, MASK_NO_CHECK_ZERO_DIV, MASK_CHECK_RANGE_DIV,
2644 MASK_UNINIT_CONST_IN_RODATA): Change values to make mask
2647 2000-08-05 Joseph S. Myers <jsm28@cam.ac.uk>
2649 * c-common.c (print_char_table): Add entries for the X/Open '
2650 format flag (print decimals with locale's thousands grouping
2651 character). Make %C expect wint_t.
2652 (check_format_info): If pedantic, warn when the %n$ operand
2653 number form is used. Allow for the ' flag; warn about it if
2656 2000-08-05 Zack Weinberg <zack@wolery.cumb.org>
2658 * i386.h (FUNCTION_OK_FOR_SIBCALL): Not OK if DECL's return
2659 type is a float mode, cfun->decl's return type is not, and
2660 TARGET_FLOAT_RETURNS_IN_80387.
2662 2000-08-04 Andreas Schwab <schwab@suse.de>
2664 * cppmain.c (cb_def_pragma): Skip the first two tokens from the
2665 token list, which are always `#' and `pragma'.
2667 2000-08-04 Zack Weinberg <zack@wolery.cumb.org>
2669 * tree.c (tree_expr_nonnegative_p): Move to...
2670 * fold-const.c: ... here. Also handle BIND_EXPR and RTL_EXPR.
2671 (rtl_expr_nonnegative_p): New.
2672 * tree.h: Add prototype for rtl_expr_nonnegative_p.
2674 * real.h (CONST_DOUBLE_LOW, CONST_DOUBLE_HIGH, CONST_DOUBLE_MEM,
2675 CONST_DOUBLE_CHAIN: Move to...
2676 * rtl.h: ...here. Use XCINT/XCEXP.
2678 * Makefile.in: Remove toplev.o from OBJS. Add rule to make
2679 libbackend.a; add libbackend.a to STAGESTUFF. Add BACKEND
2680 variable. Use BACKEND when linking cc1, not OBJS. Add BACKEND
2683 * objc/Make-lang.in (cc1obj): Link with $(BACKEND).
2685 2000-08-05 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
2687 * config/c4x/c4x.md (return_indirect_internal): New.
2688 * config/c4x/c4x.c (c4x_expand_epilogue): Use it.
2690 2000-08-04 Joseph S. Myers <jsm28@cam.ac.uk>
2692 * c-common.c (time_char_table): Mark up formats added in C99 and
2693 make other corrections. %D and %g were added in C99. %Og is an
2694 extension. %EX is permitted. %R, %T, %n, %r, %t were added in
2695 C99. %e was added in C99. %Oj is an extension. %G and %z are in
2696 C99 rather than GNU extensions, but %OG and %Oz are extensions.
2697 %h was added in C99. %C was added in C99. %OY and %OC are
2698 extensions. Add the C99 format %F.
2699 (check_format_info): If pedantic and not in C99 mode, warn for C99
2702 Fri Aug 4 23:01:58 2000 J"orn Rennecke <amylaar@cygnus.co.uk>
2704 * function.c (schedule_fixup_var_refs): New function, broken out
2705 of put_reg_into_stack.
2706 (put_reg_into_stack): Use it.
2707 (put_var_into_stack): In CONCAT case, fixup up references for
2708 components only after fixing up references to the whole concat.
2710 2000-08-04 Rodney Brown <RodneyBrown@pmsc.com>
2712 * alias.c (mark_constant_function): Use INSN_P.
2713 (init_alias_analysis): Likewise.
2714 * combine.c (combine_instructions): Use INSN_P.
2715 (can_combine_p): Likewise.
2716 (try_combine): Likewise.
2717 (distribute_notes): Likewise.
2718 (distribute_links): Likewise.
2719 * cse.c (cse_around_loop): Use INSN_P.
2720 (invalidate_skipped_block): Likewise.
2721 (cse_set_around_loop): Likewise.
2722 (cse_end_of_basic_block): Likewise.
2723 (delete_trivially_dead_insns): Likewise.
2724 * emit-rtl.c (unshare_all_rtl_again): Use INSN_P.
2725 (unshare_all_rtl_1): Likewise.
2726 (next_cc0_user): Likewise.
2727 (try_split make_insn_raw): Likewise.
2728 (remove_unnecessary_notes): Likewise.
2729 * final.c (shorten_branches): Use INSN_P.
2730 (leaf_renumber_regs): Likewise.
2731 (leaf_renumber_regs_insn): Likewise.
2732 * flow.c (find_label_refs): Use INSN_P.
2733 (verify_wide_reg): Likewise.
2734 (notice_stack_pointer_modification): Likewise.
2735 (count_or_remove_death_notes): Likewise.
2736 (verify_flow_info): Likewise.
2737 (clear_log_links): Likewise.
2738 * function.c (fixup_var_refs_insns): Use INSN_P.
2739 (compute_insns_for_mem): Likewise.
2740 * gcse.c (alloc_gcse_mem): Use INSN_P.
2741 (compute_sets): Likewise.
2742 (compute_hash_table): Likewise.
2743 (classic_gcse): Likewise.
2745 (insert_insn_end_bb): Likewise.
2746 (delete_null_pointer_checks_1): Likewise.
2747 * global.c (expand_preferences): Use INSN_P.
2748 (build_insn_chain): Likewise.
2749 * graph.c (node_data): Use INSN_P.
2750 * haifa-sched.c (priority): Use INSN_P.
2751 (rm_line_notes): Likewise.
2752 (rm_other_notes): Likewise.
2753 (find_insn_reg_weight): Likewise.
2754 (init_target_units): Likewise.
2755 (schedule_block): Likewise.
2756 (compute_block_forward_dependences): Likewise.
2757 (debug_dependencies): Likewise.
2758 (set_priorities): Likewise.
2759 * integrate.c (function_cannot_inline_p): Use INSN_P.
2760 (save_parm_insns): Likewise.
2761 (copy_insn_list): Likewise.
2762 * jump.c (mark_all_labels): Use INSN_P.
2763 (never_reached_warning): Likewise.
2764 * lcm.c (optimize_mode_switching): Use INSN_P.
2765 * local-alloc.c (validate_equiv_mem): Use INSN_P.
2766 (memref_used_between_p): Likewise.
2767 (update_equiv_regs): Likewise.
2768 (block_alloc): Likewise.
2769 (no_conflict_p): Likewise.
2770 * loop.c (scan_loop): Use INSN_P.
2771 (find_and_verify_loops): Likewise.
2772 (count_loop_regs_set): Likewise.
2773 (loop_reg_used_before_p): Likewise.
2774 (strength_reduce): Likewise.
2775 (recombine_givs): Likewise.
2776 (check_dbra_loop): Likewise.
2777 (load_mems): Likewise.
2778 (try_copy_prop): Likewise.
2779 * print-rtl.c (print_rtx): Use INSN_P.
2780 * recog.c (find_single_use): Use INSN_P.
2781 * reg-stack.c (stack_regs_mentioned): Use INSN_P.
2782 (next_flags_user): Likewise.
2783 (swap_rtx_condition): Likewise.
2784 * regmove.c (mark_flags_life_zones): Use INSN_P.
2785 (optimize_reg_copy_1): Likewise.
2786 (optimize_reg_copy_2): Likewise.
2787 (optimize_reg_copy_3): Likewise.
2788 (reg_is_remote_constant_p): Likewise.
2789 (fixup_match_2): Likewise.
2790 (regmove_optimize): Likewise.
2791 (fixup_match_1): Likewise.
2792 * regrename.c (build_def_use): Use INSN_P.
2793 (replace_reg_in_block): Likewise.
2794 (consider_use): Likewise.
2795 * reload.c (find_equiv_reg): Use INSN_P.
2796 * reload1.c (reload): Use INSN_P.
2797 (maybe_fix_stack_asms): Likewise.
2798 (calculate_needs_all_insns): Likewise.
2799 (reload_as_needed): Likewise.
2800 (emit_output_reload_insns): Likewise.
2801 (delete_address_reloads_1): Likewise.
2802 (reload_cse_regs_1): Likewise.
2803 (reload_combine): Likewise.
2804 (reload_cse_move2add): Likewise.
2805 * reorg.c (redundant_insn): Use INSN_P.
2806 (dbr_schedule): Likewise.
2807 * resource.c (find_dead_or_set_registers): Use INSN_P.
2808 (mark_target_live_regs): Likewise.
2809 * rtlanal.c (reg_used_between_p): Use INSN_P.
2810 (reg_referenced_between_p): Likewise.
2811 (reg_set_between_p): Likewise.
2812 (reg_set_p): Likewise.
2813 (single_set): Likewise.
2814 (multiple_sets): Likewise.
2815 (find_last_value): Likewise.
2816 (reg_set_last): Likewise.
2817 (find_reg_note): Likewise.
2818 (find_regno_note): Likewise.
2819 * sibcall.c (sequence_uses_addressof): Use INSN_P.
2820 * simplify-rtx.c (cselib_process_insn): Use INSN_P.
2821 * ssa.c (find_evaluations): Use INSN_P.
2822 (rename_block): Likewise.
2823 (rename_equivalent_regs): Likewise.
2824 * unroll.c (loop_find_equiv_value): Use INSN_P.
2825 (set_dominates_use): Likewise.
2826 * varasm.c (mark_constant_pool): Use INSN_P.
2827 (mark_constants): Likewise.
2828 * config/alpha/alpha.c (alpha_does_function_need_gp): Use INSN_P.
2829 (alphaev4_next_group): Likewise.
2830 (alphaev5_next_group): Likewise.
2831 * config/c4x/c4x.c (c4x_process_after_reload): Use INSN_P.
2832 (c4x_rptb_rpts_p): Likewise.
2833 * config/mips/mips.c (mips16_optimize_gp): Use INSN_P.
2834 * config/rs6000/rs6000.c (uses_TOC): Use INSN_P.
2835 (rs6000_adjust_priority): Likewise.
2836 * config/sh/sh.c (sh_loop_align): Use INSN_P.
2837 (machine_dependent_reorg): Likewise.
2838 (split_branches): Likewise.
2839 * config/tahoe/tahoe.c (tahoe_cmp_check): Use INSN_P.
2841 Fri Aug 4 11:43:49 2000 John Wehle (john@feith.com)
2843 * combine.c (recog_for_combine): Remove the old notes
2844 prior to attempting to recognize the new pattern.
2845 (distribute_notes): Ignore REG_NONNEG notes.
2847 2000-08-04 Chandrakala Chavva <cchavva@redhat.com>
2849 * varasm.c (output_constructor): Add .align 0 for packed vars.
2851 2000-08-04 J. David Anglin <dave@hiauly1.hia.nrc.ca>
2853 * configure.in: Use default thread_file even when enable_threads is
2854 yes or dce because hpux10.20 pa port uses MULTILIB implementation.
2855 * configure: Rebuilt.
2857 * gthr-dce.h (__gthread_objc_condition_allocate): Fix typo.
2859 2000-08-04 Donn Terry (donnte@microsoft.com)
2861 * prefix.c (translate_name): Don't strip trailing DIR_SEPARATOR.
2863 2000-08-04 Mark Elbrecht <snowball3@bigfoot.com>
2865 * i386/x-djgpp: Delete code that conditionally modifies target_alias.
2866 Delete code that conditionally modifies 'version'.
2867 Delete X_CPPFLAGS. Add comment for SYSTEM_HEADER_DIR.
2868 * i386/xm-djgpp.h (GCC_DRIVER_HOST_INITIALIZATION): New macro.
2869 * gcc.c (main): Use it.
2870 * config/i386/xm-djgpp.h (UPDATE_PATH_HOST_CANONICALIZE): New macro.
2871 * prefix.c (update_path): Use it.
2872 * i386/djgpp.h (STANDARD_INCLUDE_DIR): Define.
2873 (MD_EXEC_PREFIX): Set to '/dev/env/DJDIR/bin/'.
2874 (ASM_OUTPUT_SECTION_NAME): Add code attribute to sections containing
2876 (SUPPORTS_WEAK, SUPPORTS_ONE_ONLY): Default to true.
2877 (SUBTARGET_SWITCHES): Adjust.
2878 (WCHAR_UNSIGNED, WCHAR_TYPE_SIZE, WCHAR_TYPE): Undefine before
2880 (WINT_TYPE, SIZE_TYPE, PTRDIFF_TYPE): Define.
2882 2000-08-04 Joseph S. Myers <jsm28@cam.ac.uk>
2884 * c-common.h (flag_isoc94): Declare.
2885 * c-decl.c (flag_isoc94): Define.
2886 (c_decode_option): Set flag_isoc94 as appropriate.
2887 * c-common.c (T_PD, T_IM, T_UIM): Define.
2888 (format_char_info): Add tlen and jlen.
2889 (print_char_table): Add entries for %t and %j. Allow %zn. Allow
2891 (scan_char_table): Add entries for %t and %j. Allow %F. Allow
2893 (time_char_table): Add NULL entries for %t and %j.
2894 (check_format_info): Allow for %t and %j. Warn for %F if pedantic
2895 and not C99. Warn for %lc, %ls and %l[ if pedantic and not C94.
2896 Warn for printf %lf if pedantic and not C99. Don't warn for empty
2897 precision. Allow precision argument to be unsigned int. If
2898 pedantic, warn for %p passed an argument not a pointer to possibly
2899 qualified void or a possibly qualified character type, and for
2900 pointer targets of the wrong sign, except for character pointers.
2902 2000-08-04 Joseph S. Myers <jsm28@cam.ac.uk>
2904 * ginclude/stddef.h: Don't declare wint_t unless __need_wint_t.
2905 * c-common.h (enum c_tree_index): Add CTI_WINT_TYPE.
2906 (wint_type_node): Define.
2907 * c-decl.c (WINT_TYPE): Define.
2908 (init_decl_processing): Create the wint_type_node type.
2909 * c-common.c (T_WI): Define.
2910 (print_char_table): Use T_WI for %lc format.
2912 2000-08-04 Bruce Korb <bkorb@gnu.org>
2914 * fixinc/: Verified that the MSDOS patch does not break
2915 the UNIX functionality and applied the next three patches
2918 2000-07-28 Eli Zaretskii <eliz@is.elta.co.il>
2920 * fixinc/fixfixes.c (main) [__MSDOS__]: Avoid overwriting the
2921 output file with the temporary one by appending ".X" to generate
2922 the temporary fuile's name. If the output file already has an
2923 extension, replace it with ".X".
2925 * fixinc/fixincl.c (fix_with_system) [__MSDOS__]: Use $ORIGDIR,
2926 not $DESTDIR, to find applyfix. Use sprintf instead of snprintf;
2927 reallocate the command buffer while copying the command-line
2928 argument. Redirect the output directly to the temporary file,
2929 instead of going through another temporary file.
2930 (process): Close the temporary file before unlinking it.
2931 (machine_matches) [__MSDOS__]: If the machine doesn't match, set
2932 the FD_SKIP_TEST flag. Pay attention to the FD_MACH_IFNOT flag.
2933 (run_compiles): Pass p_fixd argument to machine_matches, as it
2936 * fixinc/fixincl.sh: Export ORIGDIR. If $DJDIR is set in the
2937 environment, assume there are no symlinks in the include
2938 directory. When cleaning up the DONE files, look for them
2939 case-insensitively. Don't try to remove symlinks if they aren't
2942 * fixinc/fixlib.c (make_raw_shell_str): Accept new argument smax;
2943 all callers changed. Declare pz "const char *", to avoid compiler
2946 * fixinc/fixlib.h (ENV_TABLE): Get ORIGDIR from the environment.
2947 Change prototype of make_raw_shell_str.
2949 2000-07-27 Eli Zaretskii <eliz@is.elta.co.il>
2951 * fixinc/fixincl.c [__MSDOS__]: Don't include "server.h".
2952 (initialize) [__MSDOS__]: Use tempnam.
2953 (initialize): Don't use SIGPIPE if it is not defined.
2955 * fixinc/fixfixes.c (main) [__MSDOS__]: freopen for stdout should
2958 2000-07-25 Bruce Korb <bkorb@gnu.org>
2960 * fixinc/fix*.[ch]: substantially reworked to make it possible
2961 to run this program without using fork(2) or pipe(2) (i.e. in
2964 2000-08-04 Joseph S. Myers <jsm28@cam.ac.uk>
2966 * cppdefault.h (WINT_TYPE): Define.
2967 * cppinit.c (builtin_array): Define __WINT_TYPE__.
2968 * tradcpp.c (initialize_builtins): Define __WINT_TYPE__.
2969 * tm.texi (NO_BUILTIN_WINT_TYPE, WINT_TYPE): Document.
2971 Fri Aug 4 06:53:46 2000 Clinton Popetz <cpopetz@cygnus.com>
2973 * (mips_legitimate_address_p): Don't allow register+offset
2974 if the offset is large and negative, and we are compiling
2975 for 64 bit registers.
2977 2000-08-04 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
2979 * gencodes.c (main): Define CODE_FOR_nothing as the last possible
2980 insn_code_number + 1.
2982 2000-08-04 Kazu Hirata <kazu@hxi.com>
2984 * h8300.c (function_prologue): Rearrange code for conciseness.
2985 (function_epilogue): Likewise.
2986 * h8300.h (OK_FOR_U): Fix formatting.
2988 * cse.c: Fix a comment typo. Fix formatting.
2990 2000-08-03 Richard Henderson <rth@cygnus.com>
2992 * config/i386/i386.md (return_indirect_internal): New.
2993 * config/i386/i386.c (ix86_expand_epilogue): Use it.
2995 2000-08-03 Zack Weinberg <zack@wolery.cumb.org>
2997 * cpplex.c (parse_name): Might have to glue a CPP_OTHER token
2999 (lex_line): Glue @ onto the beginning of identifiers and
3000 string constants, in Objective-C mode.
3001 (output_token, spell_token): Handle CPP_OSTRING.
3002 (can_paste, maybe_paste_with_next): Handle pasting @ onto the
3003 beginning of a NAME or a STRING, in objc mode.
3005 * cpplib.c (get_define_node): Do not permit identifiers that
3006 begin with @ to be #defined.
3007 * cppmacro.c (CAN_PASTE_AFTER): Add CPP_OTHER.
3008 * cpplib.h (TTYPE_TABLE): Add CPP_OSTRING.
3010 * c-lang.c, objc/objc-act.c (build_objc_string): Delete.
3011 * c-tree.h (build_objc_string): Delete prototype.
3012 * objc/objc-tree.def: Delete OBJC_STRING_CST.
3013 * c-lex.c (yylex): Use build_string for all three kinds of strings.
3015 * c-parse.in, objc/objc-act.c: Update commentary.
3017 2000-08-03 Mark Mitchell <mark@codesourcery.com>
3019 * extend.texi: Fix typo in last change.
3021 * extend.texi: Add commentary on statement-expressions and their
3022 interactions with C++.
3024 2000-08-03 Nick Clifton <nickc@cygnus.com>
3026 * dwarf2.h (DW_LANG_Java): Change value to 0x000b.
3027 * dwarf.h (LANG_JAVA): Change value to 0x000b.
3029 2000-08-03 Anthony Green <green@cygnus.com>
3031 * dwarf2out.c (gen_compile_unit_die): Add java language support.
3032 (add_bound_info): Check for java language.
3033 (is_java): New function.
3034 * dwarfout.c (output_compile_unit_die): Ditto.
3035 * dwarf.h (dwarf_source_language): Add java source language type.
3036 * dwarf2.h (dwarf_source_language): Ditto.
3038 Thu Aug 3 20:32:25 MET DST 2000 Jan Hubicka <jh@suse.cz>
3040 * reg-stack.c (subst_stack_regs_pat): Use replace_reg to swap
3043 * i386.c (ix86_expand_branch): Mode of comparison in
3044 IF_THEN_ELSE is VOIDmode.
3046 Thu Aug 3 10:05:53 2000 Akiko Matsushita <matusita@sra.co.jp>
3048 * gengenrtl.c, rtl.c: Avoid #elif.
3050 2000-08-03 Michael Poole <poole@troilus.org>
3052 * tm.texi (Register Classes): Clarify order of sub-initializers
3053 in REG_CLASS_CONTENTS.
3055 Thu Aug 3 15:53:03 2000 J"orn Rennecke <amylaar@cygnus.co.uk>
3057 From SAITOH Masanobu:
3058 * sh.h (ASM_OUTPUT_REG_PUSH): Fix syntax.
3060 2000-08-03 David Billinghurst <David.Billinghurst@riotinto.com.au>
3062 * config/i386/cygwin.h: Remove -remap from CPP_SPEC since this option
3063 is not supported by tradcpp and isn't actually needed for cygwin.
3065 2000-08-03 Kazu Hirata <kazu@hxi.com>
3067 * h8300.c: Fix a comment typo.
3068 * h8300.h (OK_FOR_U): Accept a 32-bit constant address on H8/S.
3070 * jump.c: Fix formatting.
3072 * toplev.c: Fix formatting.
3074 Thu Aug 3 01:05:32 2000 Jeffrey A Law (law@cygnus.com)
3076 * flow.c (find_auto_inc): Verify that we've got a REG before
3077 peeking at its regno. Fail, don't abort if we can't find
3078 the increment of the desired register.
3080 * pa.md (shadd height reduction patterns/splitters): Remove.
3082 2000-08-02 Jim Wilson <wilson@cygnus.com>
3084 * config/ia64/ia64-protos.h (flag_ssa): Declare.
3085 * config/ia64/ia64.md (movti_internal, movti_internal+1): New.
3087 2000-08-02 Mark Mitchell <mark@codesourcery.com>
3089 * dce.c: Remove all uses of assert.
3090 * dwarf2out.c: Likewise.
3091 * dwarfout.c: Likewise.
3094 2000-08-02 Zack Weinberg <zack@wolery.cumb.org>
3096 * gcc.h (lang_specific_driver): Constify second argument.
3097 * gcc.c (translate_options, process_command, main): Likewise.
3098 Constify variables to match. Cast second argument to
3101 * cppspec.c, gccspec.c: Adjust type of second argument to
3102 lang_specific_driver, and update code as necessary.
3104 2000-08-02 Jakub Jelinek <jakub@redhat.com>
3106 * loop.c (scan_loop): Ensure update_end label does not
3107 go away until reg_scan_update is run.
3109 2000-08-02 Zack Weinberg <zack@wolery.cumb.org>
3111 * c-common.h: Prototype min_precision and c_build_qualified_type here...
3112 * c-tree.h: ... not here.
3113 * errors.h: Prototype fancy_abort.
3115 * emit-rtl.c (gen_lowpart_common): Move variable 'c' into
3116 HOST_BITS_PER_WIDE_INT == 64 ifdef block.
3117 * regrename.c (regrename_optimize): Make control flow explicit.
3118 (replace_reg_in_block): Initialize reg_use to 0.
3120 * i386.c (legitimate_address_p): Rename error label to
3121 report_error to avoid namespace clash.
3123 2000-08-02 Kazu Hirata <kazu@hxi.com>
3125 * fold-const.c: Fix formatting.
3127 Wed Aug 2 16:26:15 MET DST 2000 Jan Hubicka <jh@suse.cz>
3129 * i386.c (legitimate_address_p): Accept other bases than
3130 pic_offset_table_rtx for GOTOFF constructs.
3132 Wed Aug 2 15:59:34 MET DST 2000 Jan Hubicka <jh@suse.cz>
3134 * i386.md (shift to lea splitter): Use const_int_operand.
3136 2000-08-02 Zack Weinberg <zack@wolery.cumb.org>
3138 * cppexp.c, cppinit.c, cpplex.c, cpplib.c, cppmacro.c,
3139 cppspec.c: Do not use 'legal' or 'illegal' in error messages
3142 * cppmain.c (cb_define, cb_undef): Don't generate any output
3143 if not done_initializing.
3144 * cpplex.c (maybe_paste_with_next): When the token after a ##
3145 is an omitted rest argument, only delete the token before it
3146 if that token is a comma. Do not warn about bogus token
3147 pastes for , ## rest_arg.
3150 * cpp.1: Regenerate.
3152 2000-08-02 Fred Fish <fnf@be.com>
3154 * config/i386/beos-elf.h (STARTFILE_SPEC): Add i386-mcount.o
3155 when user gives -p option. Add init_term_dyn.o for BeOS 5.0
3158 * config/i386/beos-elf.h (INCLUDE_DEFAULTS): Add additional
3159 Be directories to search path.
3161 Remove support for __declspec(dllimport) and __declspec(dllexport).
3162 This is leftover cruft from the earlier BeOS gcc port when BeOS
3163 used Microsoft's PE object file format.
3164 * configure.in (i*86-*-beoself): Remove extra_objs=winnt.o.
3165 * config/i386/t-beos (winnt.o): Remove Makefile frag.
3166 * config/i386/beos-elf.h (TARGET_NOP_FUN_DLLIMPORT): Remove.
3167 (VALID_MACHINE_DECL_ATTRIBUTE): Remove.
3168 (VALID_MACHINE_TYPE_ATTRIBUTE): Remove.
3169 (MERGE_MACHINE_DECL_ATTRIBUTES): Remove.
3170 (REDO_SECTION_INFO_P): Remove.
3171 (ASM_EXPORT_DECL): Remove.
3172 (ASM_DECLARE_FUNCTION_NAME): Remove.
3173 (ASM_DECLARE_OBJECT_NAME): Remove.
3174 (ASM_OUTPUT_ALIGNED_COMMON): Remove.
3175 (ASM_OUTPUT_ALIGNED_DECL_COMMON): Remove.
3176 (ASM_OUTPUT_ALIGNED_LOCAL): Remove.
3177 (STRIP_NAME_ENCODING): Remove.
3179 Remove support for obsolete version of BeOS that is no longer
3181 * configure.in (i*86-*-beospe*): Remove.
3182 * config/i386/beos-pe.h: Remove.
3184 2000-08-01 Jeffrey Oldham <oldham@codesourcery.com>
3185 Mark Mitchell <mark@codesourcery.com>
3187 * Makefile.in (OBJS): Added dce.o.
3188 (ssa.o): Updated target to include ssa.h.
3190 (toplev.o): Likewise.
3191 (dce.o): Created target.
3192 * basic-block.h: Added comments.
3193 (INVALID_BLOCK): Added definition.
3194 (connect_infinite_loops_to_exit): Added declaration.
3195 Moved SSA declarations to ssa.h.
3196 * flow.c: Added inclusion of ssa.h.
3197 (struct depth_first_search_dsS, depth_first_search_ds):
3199 (compute_immediate_postdominators): Added definition.
3200 (connect_infinite_loops_to_exit): Likewise.
3201 (flow_dfs_compute_reverse_init): Likewise.
3202 (flow_dfs_compute_reverse_add_bb): Likewise.
3203 (flow_dfs_compute_reverse_execute): Likewise.
3204 (flow_dfs_compute_reverse_finish): Likewise.
3205 * rtl.h (rtx/in_struct): Added use to determine insn necessity.
3206 (LABEL_P): Added definition.
3209 (BARRIER_P): Likewise.
3210 (JUMP_TABLE_DATA_P): Likewise.
3211 (INSN_DEAD_CODE_P): Likewise.
3212 * ssa.c: Replaced inclusions with ssa.h inclusion.
3213 (CONVERT_HARD_REGISTER_TO_SSA_P): Moved to ssa.h.
3214 (rename_registers): Removed unnecessary variables.
3215 * ssa.h: Created by moving declarations from ssa.c and
3217 * timevar.def: Defined TV_DEAD_CODE_ELIM.
3218 * toplev.c: Added ssa.h inclusion.
3219 (dump_file_index): Added DFI_dce.
3220 (dump_file): Added "dce" entry.
3222 (f_options): Added dce entry.
3223 * invoke.texi: Document -fdce. Emphasize experimental status of
3227 2000-08-01 Zack Weinberg <zack@wolery.cumb.org>
3229 * cpperror.c (v_message): Split into _cpp_begin_message and
3230 v_message macro. All callers updated.
3231 (_cpp_begin_message): Do inhibit_errors/inhibit_warnings
3234 * cppfiles.c (cpp_syshdr_flags): New function.
3235 (read_include_file): Don't call cpp_output_tokens. Call
3237 * cppinit.c (dump_macros_helper): Moved to cppmain.c.
3238 (cpp_reader_init): Don't initialize token_buffer. Call
3239 _cpp_init_internal_pragmas.
3240 (cpp_cleanup): Don't clear token_buffer.
3241 (cpp_start_read): Don't worry about output from -D processing.
3242 Don't call cpp_output_tokens.
3243 (cpp_finish): Don't dump macros here. Don't call
3245 * cppmacro.c (_cpp_dump_definition): Rename
3246 cpp_dump_definition. Write directly to a FILE *.
3247 (dump_funlike_macro): Delete.
3248 (dump_macro_args): New.
3250 * cpplex.c (TOKEN_LEN): Convert to inline function.
3251 (_cpp_grow_token_buffer, safe_fwrite, cpp_output_tokens,
3252 cpp_scan_line, _cpp_dump_list): Delete.
3253 (cpp_printf, cpp_output_list): New.
3254 (output_line_command): Don't worry about entering or leaving files.
3255 (cpp_scan_buffer): Just output each token as we hit it.
3256 (process_directive): Don't call cpp_output_tokens.
3257 (_cpp_glue_header_name): Don't use token_buffer.
3258 (output_token, dump_param_spelling): Write directly to a FILE *.
3260 * cpplib.c (pass_thru_directive, dump_macro_name,
3261 pragma_dispatch, do_pragma_gcc): Delete.
3262 (do_define, do_undef, parse_include, do_line, do_ident, do_pragma,
3263 do_pragma_poison, cpp_pop_buffer): Call the appropriate hook
3265 (do_error, do_warning, pragma_dependency): Call
3266 _cpp_begin_message, then cpp_output_list.
3267 (cpp_register_pragma, cpp_register_pragma_space,
3268 _cpp_init_internal_pragmas): New.
3269 (do_pragma): Walk the pragmas table here.
3270 (do_pragma_once, do_pragma_poison, do_pragma_system_header,
3271 do_pragma_dependency): Return void.
3272 (do_pragma_implementation): Moved to cppmain.c.
3274 * cpplib.h: Update prototypes.
3275 (struct cpp_reader): Remove printer, token_buffer,
3276 token_buffer_size, and limit. Add struct cb, and pragmas.
3277 (struct cpp_printer): Remove last_id and written.
3278 (CPP_WRITTEN, CPP_PWRITTEN, CPP_SET_WRITTEN,
3279 CPP_ADJUST_WRITTEN): Delete.
3280 * cpphash.h: Update prototypes.
3281 (ufputs): New wrapper.
3283 * cppmain.c (cb_define, cb_undef, cb_include, cb_ident,
3284 cb_enter_file, cb_leave_file, cb_def_pragma): New functions.
3285 (main): Set up callbacks. Register #pragma implementation.
3286 Dump macros from here.
3288 2000-08-01 Geoff Keating <geoffk@cygnus.com>
3290 * rtl.h (enum reg_note): Add REG_MAYBE_DEAD.
3291 * rtl.c (reg_note_name): Add REG_MAYBE_DEAD.
3292 * flow.c (propagate_one_insn): Allow deletion of prologue/epilogue
3293 insns if they have a REG_MAYBE_DEAD note attached.
3294 * config/rs6000/rs6000.c (rs6000_maybe_dead): New function.
3295 (rs6000_emit_load_toc_table): TOC loads may go dead.
3297 2000-08-01 Jim Wilson <wilson@cygnus.com>
3299 * config/ia64/ia64.c (ia64_function_arg): Fix last change. Verify
3300 type exists before using it. Use number of words as alignment
3302 (ia64_function_arg_partial_nregs, ia64_function_arg_advance,
3303 ia64_va_arg): Propagate ia64_function_args changes here.
3305 2000-08-01 Richard Henderson <rth@cygnus.com>
3307 * config/elfos.h (ASM_DECLARE_OBJECT_NAME): Care for null DECL.
3308 * config/ia64/sysv4.h (ASM_OUTPUT_ALIGNED_DECL_LOCAL): Likewise.
3310 2000-08-01 Bernd Schmidt <bernds@cygnus.co.uk>
3312 From Joern Rennecke:
3313 * sh.h (CPP_SPEC, TARGET_SWITCHES): Add m4-nofpu.
3314 * sh.md (udivsi3, divsi3): Don't use libcalls that use the FPU
3315 unless TARGET_SH3E is set.
3316 * t-sh (MULTILIB_MATCHES): Add m2=m4-nofpu.
3318 * sh.md (ashlsi3_d, ashlsi3_k): Remove, replace with
3319 (ashlsi3_std): New pattern.
3320 (ashlsi3 expander): Use it for TARGET_SH3.
3321 * sh.c (gen_ashift): Use it instead of ashlsi3_k.
3323 Tue Aug 1 12:34:21 MET DST 2000 Jan Hubicka <jh@suse.cz>
3325 * loop.c (canonicalize_condition): Use destination, not source to
3326 determine SET's mode.
3328 2000-07-31 Mark Mitchell <mark@codesourcery.com>
3330 * flow.c (clear_log_links): Fix typo.
3332 Mon Jul 31 22:19:24 2000 Jeffrey A Law (law@cygnus.com)
3334 * loop.c (check_dbra_loop): Make change from July 17, 2000 work
3335 on targets which need more than one insn for a compare/cbranch
3338 2000-07-31 Jim Wilson <wilson@cygnus.com>
3340 * config/ia64/ia64.c (ia64_function_arg): Use alignment not size
3341 when computing offset.
3343 Mon Jul 31 20:35:50 2000 Denis Chertykov <denisc@overta.ru>
3345 * genpeep.c (main): Handle DEFINE_PEEPHOLE2.
3347 2000-07-31 Geoff Keating <geoffk@cygnus.com>
3349 * flow.c (clear_log_links): Nuke global_live_at_start and
3350 global_live_at_end data, since if the log_links stuff is invalid
3351 so is global_live_at_*.
3353 2000-07-31 Richard Henderson <rth@cygnus.com>
3355 * tm.texi (Addressing Modes): Clarify PRE/POST_MODIFY descriptions.
3357 2000-07-31 Jakub Jelinek <jakub@redhat.com>
3359 * cpplex.c (_cpp_get_line): If index is 0, return line 0 col 0.
3360 (_cpp_get_token): Don't macro expand a just pasted token if it
3361 was pasted at no_expand_level.
3363 2000-07-31 Zack Weinberg <zack@wolery.cumb.org>
3365 * cppmacro.c (find_param, count_params, save_expansion):
3366 Permit 'defined' as a macro parameter name.
3368 2000-07-31 Zack Weinberg <zack@wolery.cumb.org>
3370 * Makefile.in: Rename cpp to cpp0, tradcpp to tradcpp0, and
3371 xcpp to cpp throughout.
3372 (native): Remove unnecessary dependency on cpp.
3374 * gcc.c (trad_capable_cpp, C specs): Rename cpp to cpp,
3375 tradcpp to tradcpp0.
3376 (.i spec): Add missing output-file spec to cc1 command line.
3377 * objc/lang-specs.h: Rename cpp to cpp0 and/or tradcpp to tradcpp0.
3379 2000-07-31 Zack Weinberg <zack@wolery.cumb.org>
3381 * c-decl.c (mesg_implicit_function_declaration): Init to -1.
3382 (implicit_decl_warning): New function.
3383 (implicitly_declare): Use it.
3384 * c-typeck.c (build_external_ref): Use implicit_decl_warning
3385 to complain about implicit decls of builtins.
3387 * c-lang.c (lang_init): Set mesg_implicit_function_declaration
3388 based on pedantic && flag_isoc99, if not already set.
3389 * c-tree.h: Declare mesg_implicit_function_declaration.
3390 Prototype implicit_decl_warning.
3392 2000-07-30 Jeffrey D. Oldham <oldham@codesourcery.com>
3394 * Makefile.in (ssa.o): Updated header files in dependences.
3395 * basic-block.h: Added compute_immediate_postdominators declaration.
3396 * config/i386/i386.h (CONVERT_HARD_REGISTER_TO_SSA_P): Added
3398 * flow.c (compute_immediate_dominators): Updated comment.
3399 (compute_immediate_postdominators): Added definition.
3400 * rtl.h (HARD_REGISTER_P): Added definition.
3401 * ssa.c: Include additional header files.
3402 (assert): Added definition.
3403 (ssa_rename_to_lookup): Added to reimplement ssa_rename_to to
3404 include select hard registers.
3405 (ssa_rename_to_insert): Likewise.
3406 (ssa_rename_from_initialize): Likewise.
3407 (ssa_rename_from_lookup): Likewise.
3408 (original_register): Likewise.
3409 (ssa_rename_from_insert): Added to reimplement ssa_rename_from to
3410 include select hard reigsters.
3411 (ssa_rename_from_traverse): Likewise.
3412 (ssa_rename_from_free): Likewise.
3413 (ssa_rename_from_print): Likewise.
3414 (ssa_rename_from_print_1): Likewise.
3415 (ssa_rename_from_hash_function): Likewise.
3416 (ssa_rename_from_equal): Likewise.
3417 (ssa_rename_from_delete): Likewise.
3418 (simplify_to_immediate_dominators): Removed in favor of
3419 flow.c:compute_immediate_dominators.
3420 (find_evaluations_1): Modified to work with hard registers.
3421 (insert_phi_node): Likewise.
3422 (insert_phi_nodes): Likewise.
3423 (struct rename_set_data): Updated prev_reg comment.
3424 (create_delayed_rename): Modified to work with hard registers.
3425 (RENAME_NO_RTX): Updated comment.
3426 (apply_delayed_renames): Modified to work with hard registers.
3427 (rename_insn_1): Likewise and added handling of CLOBBER rtls.
3428 (rename_block): Updated to use revised ssa_rename_to interface.
3429 (rename_registers): Updated to use revised ssa_rename_to and
3430 ssa_rename_from interface.
3431 (convert_to_ssa): Revised to use compute_immediate_dominators and
3432 deal with hard registers.
3433 (make_regs_equivalent_over_bad_edges): Modified to work with hard
3434 registers. Added check for illegal unification of hard register.
3435 (make_equivalent_phi_alternatives_equivalent): Modified to work
3436 with hard registers.
3437 (compute_conservative_reg_partition): Likewise.
3438 (coalesce_if_unconflicting): Modified to work with hard registers
3439 and check for conflicting hard registers.
3440 (mark_phi_and_copy_regs): Revised loop to work only on pseudo
3442 (rename_equivalent_regs_in_insn): Modified to work with hard
3444 (record_canonical_element_1): Added definition.
3445 (check_hard_regs_in_partition): Added definition.
3446 (convert_from_ssa): Added data structure deallocation and check
3447 for illegal hard register unification.
3448 (conflict_hard_regs_p): Added definition.
3449 * toplev.c (rest_of_compilation): Added comment.
3451 2000-07-31 Anthony Green <green@redhat.com>
3453 * config/ia64/crtbegin.asm (__EH_FRAME_BEGIN__): Align correctly.
3455 2000-07-31 Jason McMullan <jmcmullan@linuxcare.com>
3457 * builtins.c (expand_builtin_apply): Don't defer pop during
3460 2000-07-31 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
3462 * calls.c (combine_pending_stack_adjustment_and_call): Only use
3463 preferred_unit_stack_boundary when it is > 1.
3465 2000-07-31 Joseph S. Myers <jsm28@cam.ac.uk>
3467 * c-common.c (init_function_format_info): Add C99 format functions
3470 * c-decl.c (get_parm_info): Don't treat 'const void', 'volatile
3471 void' or 'register void' as being the special case of 'void' alone
3472 in a parameter list.
3474 * c-typeck.c (build_c_cast): Change -Wcast-qual pedwarn for
3475 discarding qualifiers into a plain warning.
3477 2000-07-31 Kazu Hirata <kazu@hxi.com>
3479 * combine.c: Fix formatting.
3481 * h8300.md: Fix formatting.
3483 * local-alloc.c: Fix formatting.
3485 * h8300.c (get_shift_alg): Remove the variable alg.
3486 (emit_a_shift): Rearrange code to improve readability.
3488 * h8300.md (movsi_h8300hs): Rearrange code to improve readability.
3490 * h8300.h (MODES_TIEABLE_P): Accept a combination of QImode and
3491 HImode on all architectures and a combination of HImode and SImode
3492 on H8/300H and H8/S.
3494 * h8300.c (split_adds_subs): Rearrange code for conciseness.
3496 Mon Jul 31 12:27:55 MET DST 2000 Jan Hubicka <jh@suse.cz>
3498 * i386.md (addsi to lea splitter, ashlqi3_1_lea): Fix bugs
3501 Mon Jul 31 10:41:01 MET DST 2000 Jan Hubicka <jh@suse.cz>
3503 * recog.c (extract_insn): Set operand_mode according to
3504 operand if match_operand is VOIDmode.
3506 Mon Jul 31 10:36:38 MET DST 2000 Jan Hubicka <jh@suse.cz>
3508 * recog.c (validate_replace_rtx_1): Do not abort for (nil) expression.
3510 2000-07-31 Geoff Keating <geoffk@cygnus.com>
3512 * c-parse.in (extdefs): Call ggc_collect between external
3515 2000-07-30 Michael Hayes <mhayes@cygnus.com>
3516 Richard Henderson <rth@cygnus.com>
3518 * Makefile.in (OBJS): Add doloop.o.
3519 * doloop.c: New file.
3521 * final.c (insn_current_reference_address): Return 0 before final.
3522 * flags.h (flag_branch_on_count_reg): Fix typos in commentary.
3523 * jump.c (any_uncondjump_p): Likewise.
3524 * loop.c (indirect_jump_in_function): Make static.
3525 (strength_reduce): Call doloop_optimize.
3526 (insert_bct, instrument_loop_bct): Remove.
3527 * loop.h (doloop_optimize): Prototype.
3528 * recog.c (split_all_insns): Split all INSN_P.
3529 * toplev.c (flag_branch_on_count_reg): Default on.
3531 * config/c4x/c4x.c (c4x_optimization_options): Don't set
3532 flag_branch_on_count_reg.
3533 * config/i386/i386.c (override_options): Likewise.
3534 * config/rs6000/rs6000.c (optimization_options): Likewise.
3536 * config/i386/i386.md (decrement_and_branch_on_count): Remove.
3538 (dbra_ge): Remove, as well as all it's splitters.
3540 * config/rs6000/rs6000.md (decrement_and_branch_on_count): Remove.
3543 * config/ia64/ia64-protos.h (ar_lc_reg_operand): Declare.
3544 (ia64_register_move_cost): Declare.
3545 * config/ia64/ia64.c (ar_lc_reg_operand): New.
3546 (struct ia64_frame_info): Add ar_size.
3547 (ia64_compute_frame_size): Set it.
3548 (save_restore_insns): Save and restore ar.lc.
3549 (ia64_register_move_cost): New, moved from header file. Handle
3550 application registers.
3551 (REG_AR_PFS, REG_AR_EC): Remove. Replace with AR_*_REGNUM numbers.
3552 (emit_insn_group_barriers): Special case doloop_end_internal.
3553 (ia64_epilogue_uses): Mark ar.lc live at end.
3554 * config/ia64/ia64.h (AR_CCV_REGNUM, AR_LC_REGNUM): New registers.
3555 (AR_EC_REGNUM, AR_PFS_REGNUM): New registers.
3556 (FIRST_PSEUDO_REGISTER): Make room.
3557 (AR_M_REGNO_P, AR_I_REGNO_P, AR_REGNO_P): New.
3558 (FIXED_REGISTERS, CALL_USED_REGISTERS): Update.
3559 (REG_ALLOC_ORDER): Update.
3560 (HARD_REGNO_MODE_OK): Update.
3561 (REGISTER_NAMES): Update.
3562 (enum reg_class): Add AR_M_REGS and AR_I_REGS.
3563 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Update.
3564 (REGNO_REG_CLASS): Update.
3565 (LEGITIMATE_ADDRESS_DISP): Displacement range is 9 bits, not 10.
3566 (REGISTER_MOVE_COST): Move out of line.
3567 (PREDICATE_CODES): Update.
3568 * config/ia64/ia64.md (movdi patterns): Handle ar register classes.
3569 (addsi3_plus1_alt, adddi3_plus1_alt): New.
3570 (shladd_elim splitter): Allow constants in the predicate.
3571 (doloop_end, doloop_end_internal): New.
3573 2000-07-30 Richard Henderson <rth@cygnus.com>
3575 * genattrtab.c (struct insn_def): Add lineno member.
3576 (struct insn_ent): Likewise.
3577 (struct attr_desc): Likewise.
3578 (struct delay_desc): Likewise.
3579 (struct function_unit_op): Likewise.
3580 (struct function_unit): Likewise.
3581 (check_attr_value): Use message_with_line.
3582 (check_defs): Likewise.
3583 (expand_units): Likewise.
3584 (check_attr_test): Take a lineno argument.
3585 (gen_attr): Likewise.
3586 (gen_insn): Likewise.
3587 (gen_delay): Likewise.
3588 (gen_unit): Likewise.
3589 (main): Give it to them.
3590 (convert_set_attr_alternative): Take an insn_def argument
3591 instead of num_alt and insn_index.
3592 (convert_set_attr): Likewise.
3593 (write_test_expr): Protect INSN_ADDRESSES load
3594 with INSN_ADDRESSES_SET_P.
3596 2000-07-30 Richard Henderson <rth@cygnus.com>
3598 * flow.c (init_propagate_block_info): Use pc_set.
3600 Sun Jul 30 20:58:34 MET DST 2000 Jan Hubicka <jh@suse.cz>
3602 * i386.md (*lea_general_[123]) New insns and splits.
3603 (addsi3 to lea splitter): Handle other modes too.
3604 (shlsi3 to lea splitter): Likewise.
3605 (addhi_1_lea, shlhi_1_lea): New patterns.
3606 (addhi_1, shlhi_1): Conditionize by PARTIAL_REG_STALL.
3608 Sun Jul 30 20:51:25 MET DST 2000 Jan Hubicka <jh@suse.cz>
3610 * recog.c (general_operand, nonimmediate_operand): Accept
3611 any mode for VOIDmode CONSTANT_P operands.
3613 Sun Jul 30 20:42:21 MET DST 2000 Jan Hubicka <jh@suse.cz>
3615 * gcse.c (try_replace_reg): Use validate_replace_rtx_subexp
3616 instead of replace_rtx.
3617 * recog.c (validate_replace_rtx_subexp): New function.
3618 * recog.h (validate_replace_rtx_subexp): Declare.
3620 Sun Jul 30 20:38:26 MET DST 2000 Jan Hubicka <jh@suse.cz>
3622 * combine.c (simplify_set, make_extraction, make_compound_operation
3623 make_field_assignment): Use full mask instead of GET_MODE_MASK (mode)
3624 as force_to_mode argument.
3626 Sun Jul 30 20:30:41 MET DST 2000 Jan Hubicka <jh@suse.cz>
3628 * combine.c (if_then_else_cond): Be sure that mode fits in
3631 Sun Jul 30 20:27:36 MET DST 2000 Jan Hubicka <jh@suse.cz>
3633 * combine.c (record_promoted_value): Allow bitsize of mode
3634 to be equivalent to HOST_BITS_PER_WISE_INT.
3636 Sun Jul 30 20:25:21 MET DST 2000 Jan Hubicka <jh@suse.cz>
3638 * function.c (assign_stack_local_1, assign_stack_temp_for_type):
3639 Do not call gen_mode_alignment when mode is BLKmode.
3641 Sun Jul 30 20:21:54 MET DST 2000 Jan Hubicka <jh@suse.cz>
3643 * loop.c (express_from_1): Fix call of simplify_gen_binary.
3645 Sun Jul 30 20:08:37 MET DST 2000 Jan Hubicka <jh@suse.cz>
3647 * simplify-rtx.c (simplify_relational_operation): Verify that mode ==
3648 VOIDmode implies both operands to be VOIDmode.
3649 (simplify_ternary_operation): Compute properly the mode of comparison.
3650 * combine.c (combine_simplify_rtx): Likewise.
3652 2000-07-25 Michael Hayes <mph@paradise.net.nz>
3654 * basic-block.h (struct loops): New field rc_order.
3655 * flow.c (flow_loops_cfg_dump): Dump rc_order if computed.
3656 (flow_loops_free): Free rc_order.
3657 (flow_depth_first_order_compute): New parameter rc_order.
3658 (flow_loops_find): Allocate rc_order and swap usage with
3661 2000-07-30 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
3662 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
3664 * config/c4x/c4x.md (set_ldp_prologue): Add for RTL prologue/epilogue.
3665 (push_st, push_dp, pop_st, pop_dp, popqi_unspec): Likewise.
3666 (nodb_call, return_from_epilogue): Likewise.
3667 (return_from_interrupt_epilogue, prologue, epilogue): Likewise.
3668 * config/c4x/c4x.c (c4x_expand_prologue, c4x_expand_eplilogue): Add.
3669 * config/c4x/c4x-protos.h (c4x_interrupt_function_p): Add.
3670 (c4x_expand_prologue, c4x_expand_epilogue): Likewise.
3671 (c4x_valid_type_attribute_p): Likewise.
3672 * config/c4x/c4x.h (FUNCTION_PROLOGUE, FUNCTION_EPILOGUE): Delete.
3673 (FUNCTION_BLOCK_PROFILER_EXIT): Convert to emit RTL.
3675 2000-07-30 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
3677 * config/c4x/c4x.c (c4x_emit_move_sequence): Use loadqi_big_constant
3678 and loadhi_big_constant if applicable.
3679 * config/c4x/c4x.md (loadqi_big_constant, loadhi_big_constant): Tweak
3680 and add new splitter.s
3682 2000-07-30 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
3684 * config/c4x/c4x.c (c4x_rptb_insert): Make more robust.
3686 2000-07-30 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
3688 * config/c4x/c4x.h (ASM_FORMAT_PRIVATE_NAME): Output $ in label.
3690 2000-07-30 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
3692 * config/c4x/c4x.h (IS_XXX_REGNO): Rewrite to avoid unsigned warnings.
3694 2000-07-30 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
3696 * config/c4x/libgcc.S (divqf3): Improve accuracy.
3698 2000-07-27 Mark Mitchell <mark@codesourcery.com>
3700 Put phi nodes after NOTE_INSN_BASIC_BLOCK.
3701 * rtl.h (NOTE_INSN_BASIC_BLOCK_P): New macro.
3702 * bb-reorder.c (get_next_bb_note): Use NOTE_INSN_BASIC_BLOCK_P.
3703 (get_prev_bb_note): Likewise.
3704 (remove_scope_notes): Likewise.
3705 * flow.c (commit_one_edge_insertion): Likewise.
3706 (merge_blocks_nomove): Likewise.
3707 (verify_flow_info): Likewise.
3708 * gcse.c (insert_insn_end_bb): Likewise.
3709 * reg-stack.c (emit_swap_insn): Likewise.
3710 * ssa.c (first_insn_after_basic_block_note): New function.
3711 (insert_phi_node): Use it.
3712 (rename_block): Likewise.
3713 (eliminate_phi): Likewise.
3714 (make_regs_equivalent_over_bad_edges): Likewise.
3715 (make_equivalent_phi_alternatives_equivalent): Likewise.
3716 (for_each_successor_phi): Likewise.
3717 (convert_from_ssa): Modify phi-node deletion algorithm.
3719 2000-07-29 Andreas Jaeger <aj@suse.de>
3721 * configure.in (mips*-*-linux*): Use mips*el to check for little
3722 endian MIPS, add tmake_file.
3724 * config/mips/linux.h (TARGET_VERSION): Use GNU/Linux.
3725 (SUBTARGET_CPP_SPEC): Default MIPS_ISA is 1.
3726 Patches by Maciej W. Rozycki <macro@ds2.pg.gda.pl>.
3728 2000-07-28 Richard Henderson <rth@cygnus.com>
3730 * config/ia64/ia64.c (ia64_print_operand): Fix typos.
3731 Sign extend mode size before negating.
3733 2000-07-28 Richard Henderson <rth@cygnus.com>
3735 * emit-rtl.c (gen_lowpart_common): Add missing 'c' variable.
3737 2000-07-28 Bernd Schmidt <bernds@cygnus.co.uk>
3739 * cse.c (canon_hash): Handle PRE_MODIFY/POST_MODIFY.
3740 (cse_insn): Likewise.
3741 (addr_affects_sp_p): Likewise.
3742 * expr.c (move_by_pieces): Likewise.
3743 (clear_by_pieces): Likewise.
3744 * gcse.c (oprs_unchanged_p): Likewise.
3745 * haifa-sched.c (sched_analyze_2): Likewise.
3746 * recog.c (offsettable_address_p): Likewise.
3747 * regclass.c (record_address_regs): Likewise.
3748 * reload.c (find_reusable_reload): Likewise.
3749 (push_reload): Likewise.
3750 (operands_match_p): Likewise.
3751 (decompose): Likewise.
3752 (find_reloads_address_1): Likewise.
3753 (find_inc_amount): Likewise.
3754 * reload1.c (elimination_effects): Likewise.
3755 * resource.c (mark_set_resources): Likewise.
3756 * flow.c (attempt_auto_inc): New function; mostly broken out
3758 (find_auto_inc): Split into two functions and enhanced to
3759 generate POST_MODIFY.
3760 * rtl.def (PRE_MODIFY, POST_MODIFY): Adjust comment.
3761 * rtl.h (count_all_occurrences): Declare.
3762 (HAVE_{PRE,POST}_MODIFY_{DISP,REG}): Provide default of 0 if not
3764 * rtlanal.c (count_all_occurrences): New function.
3765 * tm.texi (HAVE_POST_MODIFY_DISP, HAVE_PRE_MODIFY_DISP,
3766 HAVE_POST_MODIFY_REG, HAVE_PRE_MODIFY_REG): Document.
3768 * config/ia64/ia64-protos.h (destination_operand): Declare.
3769 * config/ia64/ia64.c (destination_operand): New function.
3770 (ia64_print_operand): Handle POST_MODIFY.
3771 (rtx_needs_barrier): Likewise.
3772 * config/ia64/ia64.h (HAVE_POST_MODIFY_DISP): Define to 1.
3773 (HAVE_POST_MODIFY_REG): Define to 1.
3774 (MAX_REGS_PER_ADDRESS): Change to 2.
3775 (GO_IF_LEGITIMATE_ADDRESS): Accept POST_MODIFY too.
3776 (LEGITIMATE_ADDRESS_REG): New helper macro.
3777 (LEGITIMATE_ADDRESS_DISP): Likewise.
3778 (PREDICATE_CODES): Add entry for destination_operand.
3779 * config/ia64/ia64.md (all mov patterns): Use destination_operand
3780 predicate for operand 0.
3782 2000-07-28 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3784 * dwarf2out.c: Indent #error directive.
3786 * gbl-ctors.h: Fix typo in comment.
3787 (__do_global_ctors): Prototype.
3789 * gcse.c (record_one_set, pre_delete): Remove unused variables.
3791 * rs6000.c (rs6000_maybe_dead): Delete unused prototype.
3792 (print_operand): Initialize variable `t'.
3794 2000-07-27 Aldy Hernandez <aldyh@redhat.com>
3796 * config/arm/arm.md ("call_value"): removed constraints.
3797 Constraints are ignored in expanders.
3798 (*call_value_reg): split =rf into various constraints.
3799 (*call_value_mem): same
3800 (*call_value_symbol): same
3801 (*sibcall_value_insn): same
3803 2000-07-28 Philipp Thomas <pthomas@suse.de>
3805 * install.texi (--enable-nls): Change the description of the NLS
3806 related configure options to match the current state.
3807 (--with-included-gettext): Likewise.
3808 (--enable-maintainer-mode): New description added.
3809 * extend.texi (-fstrict-prototype): Add missing '.'.
3811 2000-07-27 Jim Wilson <wilson@cygnus.com>
3813 * dwarf2out.c (gen_decl_die): Don't call gen_abstract_function if
3814 DECL_INITIAL (decl) == NULL_TREE.
3816 2000-07-27 Alexandre Oliva <aoliva@redhat.com>
3818 * Makefile.in (INSN_ATTR_H): New macro. Replace all dependencies
3819 on insn-attr.h with it.
3820 * genattr.c: Generate `#include "insn-addr.h"' if HAVE_ATTR_length.
3821 * insn-addr.h: New header.
3822 (insn_addresses_): Renamed from insn_addresses.
3823 (INSN_ADDRESSES_DEFN, INSN_ADDRESSES, INSN_ADDRESSES_ALLOC,
3824 INSN_ADDRESSES_FREE, INSN_ADDRESSES_SET_P, INSN_ADDRESSES_SIZE,
3825 INSN_ADDRESSES_NEW): New macros.
3826 * genattrtab.c (write_test_expr): Use new macros.
3827 * final.c (insn_addresses, init_insn_lengths): Likewise.
3828 (align_fuzz, shorten_branches): Likewise.
3829 (final): Likewise. Do not reject new insns if their addresses
3830 have been added to INSN_ADDRESSES.
3831 * config/arm/arm.c, config/avr/avr.c: Use new macros.
3832 * config/h8300/h8300.c, config/i370/i370.c: Likewise.
3833 * config/m88k/m88k.c, config/pa/pa.c, config/pa/pa.md: Likewise.
3834 * config/sparc/sparc.c, config/sparc/sparc.md: Likewise.
3835 * config/sh/sh.c: Likewise.
3836 (output_branchy_insn): Use INSN_ADDRESSES_NEW.
3838 * Makefile.in (bootstrap): Move -BstageN/ back to the beginning.
3840 2000-07-27 Andrew Cagney <cagney@b1.cygnus.com>
3842 * gcc.c (struct prefix_list): Add member priority.
3843 (enum path_prefix_priority): Declare.
3844 (add_prefix): Replace ``first'' with ``priority''. Append new
3845 entry but keep list in priority order.
3846 (process_command): Update. Pass PREFIX_PRIORITY_B_OPT or
3847 PREFIX_PRIORITY_LAST to add_prefix.
3848 (process_command): Move include kludge - foo/stageN - to before
3851 2000-07-27 Jason Merrill <jason@redhat.com>
3853 * dwarf2out.c (gen_typedef_die): Abort if we get identical
3854 TREE_TYPE and DECL_ORIGINAL_TYPE on a typedef.
3856 2000-07-27 RodneyBrown <RodneyBrown@pmsc.com>
3858 * expr.h (get_alias_set, lang_get_alias_set): Delete prototypes.
3859 * tree.h (get_alias_set, lang_get_alias_set): Prototype.
3861 2000-07-27 Joseph S. Myers <jsm28@cam.ac.uk>
3863 * c-decl.c (finish_function): Don't treat 'main' specially unless
3864 flag_hosted. In C99 mode, return 0 from 'main' unless
3865 DEFAULT_MAIN_RETURN is otherwise defined.
3867 * c-decl.c (store_parm_decls): In C99 mode, pedwarn for function
3868 parameters defaulting to int in an old-style function definition.
3870 2000-07-27 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3872 * c-parse.in (string): For -Wtraditional, warn about string
3873 concatenation only once per line.
3875 Thu Jul 27 09:25:17 2000 Akiko Matsushita <matusita@sra.co.jp>
3877 * pa/x-pa-hpux: Add -D_HIUX_SOURCE to FIXPROTO_DEFINES
3878 for HI-UX/WE2 systems.
3880 2000-07-24 Bruce Korb <bkorb@gnu.org>
3882 * fixincl/fixfixes.c(emit_gnu_type): rewrote to *rely* on GCC
3883 defining the __xxx_TYPE__ macros.
3884 * fixincl/fixincl.tpl(gnu_type_map): now obsolete
3885 * fixincl/fixlib.h: don't need to include "tm.h" anymore
3886 * fixincl/inclhack.def(type_map): now obsolete
3888 Thu Jul 27 11:54:17 2000 Andrew Cagney <cagney@b1.cygnus.com>
3890 * cpp.texi: Append a trailing full-stop to xrefs where needed.
3892 2000-07-26 Dave Pitts <dpitts@cozx.com>
3894 * i370.c: Remove LONGEXTERNAL ifdef from alias_number. Added hash
3896 (mvs_hash_alias): New function.
3897 (mvs_add_alias): Change argument spacing.
3898 (mvs_need_alias): Change aliasing criteria. Added documentation.
3899 (mvs_get_alias): Change to use hashed name. The hashed name prevents
3900 CSECT name collisions.
3901 (mvs_check_alias): Likewise.
3902 (handle_pragma): Change documentation.
3903 * i370.md (mulsi3, divsi3, udivsi3, modsi3, umodsi3): Changed gen_rtx
3904 mode from SImode to DImode.
3905 (iorhi3): Changed LTORG size for insn.
3907 Wed Jul 26 19:44:05 2000 Hans-Peter Nilsson <hp@axis.com>
3909 * reload.c (find_reloads_toplev): Reload a paradoxical subreg of a
3910 mem if the address is a mode_dependent_address_p.
3912 2000-07-26 Kazu Hirata <kazu@hxi.com>
3914 * h8300.c (print_operand): Print ":8" when the 'R' operand is
3915 suitable for 8-bit absolute.
3916 * h8300.h (EIGHTBIT_CONSTANT_ADDRESS_P): New.
3917 (OK_FOR_U): Add a case for the 8-bit constant address on the
3920 Wed Jul 26 19:26:21 2000 Hans-Peter Nilsson <hp@axis.com>
3922 * varasm.c (assemble_variable) [! defined(ASM_OUTPUT_ALIGNED_COMMON)
3923 && ! defined (ASM_OUTPUT_ALIGNED_BSS]): Also test
3924 ! defined(ASM_OUTPUT_ALIGNED_DECL_COMMON) before complaining about
3925 lack of implemented alignment.
3927 2000-07-26 Geoffrey Keating <geoffk@cygnus.com>
3929 * emit-rtl.c (gen_lowpart_common) [REAL_ARITHMETIC]: Handle
3930 cross-compiling between 64-bit and 32-bit machines.
3932 2000-07-27 Richard Henderson <rth@cygnus.com>
3934 * config/ia64/ia64.md (movqicc_astep, movqi_internal_astep): New.
3935 (movhicc_astep, movhi_internal_astep): New.
3936 (movsicc_astep, movsi_internal_astep): New.
3937 (movdicc_astep, movdi_internal_astep): New.
3938 (movsfcc_astep, movsf_internal_astep): New.
3939 (movdfcc_astep, movdf_internal_astep): New.
3940 (movxfcc_astep, movxf_internal_astep): New.
3941 (cmovdi_internal_astep, cmovsi_internal_astep): New.
3942 Unify the cmov[ds]i splitters.
3944 2000-07-27 Rodney Brown <RodneyBrown@pmsc.com>
3946 * real.c (asctoeg): Rename `error' label to unexpected_char_error
3948 2000-07-26 Nick Clifton <nickc@cygnus.com>
3950 * config/arm/vxarm.h (CPP_PREDEFINES): Remove definition of
3951 __arm__. Allow it to be defined by CPP_ISA_SPEC in arm.h
3953 * dwarf2out.c (dwarf2out_frame_debug_expr): Accept SEQUENCE as
3954 well as PARALLEL blocks in FRAME_RELATED_EXPR notes.
3956 2000-07-26 Alexandre Oliva <aoliva@redhat.com>
3958 * c-decl.c (finish_enum): Convert enumerations that fit in an
3960 (build_enumerator): In pedantic mode, cast to `int' those that
3963 2000-07-25 Rodney Brown <RodneyBrown@pmsc.com>
3965 * config/alpha/osf.h (SIZE_TYPE, PTRDIFF_TYPE): New.
3967 Tue Jul 25 23:08:33 2000 J"orn Rennecke <amylaar@cygnus.co.uk>
3969 * sh.md (cmpgtdi_t): Must be split.
3970 (cmpgtdi_t+1): New splitter.
3972 2000-07-25 Zack Weinberg <zack@wolery.cumb.org>
3974 * cpplib.c (_cpp_check_directive): Issue -Wtraditional
3975 warnings for indented directives even if we are skipping.
3977 2000-07-25 Nathan Sidwell <nathan@codesourcery.com>
3979 * invoke.texi (strict-prototypes): Remove.
3980 * extend.texi (Deprecated Features): Add strict-prototypes.
3981 (Backwards Compatibility): New node.
3983 2000-07-25 Jakub Jelinek <jakub@redhat.com>
3985 * config/i386/i386.md (andsi_1+1): Allow HImode.
3986 (andsi_1+2): Require q_regs_operand.
3988 2000-07-25 Jakub Jelinek <jakub@redhat.com>
3990 * config/i386/i386.md (call_pop): Check operands[0],
3991 not operands[1]. Only check SYMBOL_REF_FLAG for a SYMBOL_REF.
3993 (call_value_pop): Only check SYMBOL_REF_FLAG for a SYMBOL_REF.
3994 (call_value): Likewise.
3996 2000-07-25 Zack Weinberg <zack@wolery.cumb.org>
3998 * toplev.c (pipe_closed): Delete.
3999 (crash_signal): New. Generate ICE for a fatal signal.
4000 (float_signal): Call crash_signal outside a float-handler
4002 (main): Install crash_signal as handler for core-dumping signals.
4004 2000-07-25 David Edelsohn <edelsohn@gnu.org>
4006 * rs6000.c (print_operand, case 'T'): New case.
4008 * rs6000.md (call_indirect_aix32): Convert to expander of
4009 scheduled instructions.
4010 (call_indirect_aix64): Likewise.
4011 (call_value_indirect_aix{32,64}): Likewise.
4012 (call, call_value): Invoke expanders for AIX. Fall through to
4014 (call_indirect_nonlocal_aix{32,64}): New patterns (ctr and lr).
4015 (call_value_indirect_nonlocal_aix{32,64}): New patterns.
4016 (call_nonlocal_aix32): Remove CALL_LONG alternative. Operand 1
4017 only "g" constraint.
4018 (call_nonlocal_aix64): Likewise.
4019 (call_value_nonlocal_aix{32,64}): Likewise.
4020 (call_nonlocal_sysv): New pattern for ctr, lr, and symbolic
4022 (call_value_nonlocal_sysv): New pattern.
4023 (indirect_jump{si,di}): Use new 'T' modifier.
4024 (tablejump{si,di} matchers): Likewise.
4025 (return_internal_{si,di}): Likewise.
4026 (return_eh_{si,di}): Likewise.
4028 2000-07-24 Richard Henderson <rth@cygnus.com>
4030 * config/ia64/ia64.c (ia64_print_operand): Handle "%,".
4031 * config/ia64/ia64.h (PRINT_OPERAND_PUNCT_VALID_P): Likewise.
4032 * config/ia64/ia64.md (movdi_internal): Use it.
4034 2000-07-24 Zack Weinberg <zack@wolery.cumb.org>
4036 * cppexp.c: Warn about unary + if -Wtraditional.
4037 * cpplex.c (lex_line): Always set BOL on the first token of a line.
4039 2000-07-24 Michael Meissner <meissner@redhat.com>
4041 * d30v.h (FUNCTION_ARG_KEEP_AS_REFERENCE): Delete references to
4044 2000-07-24 Nick Clifton <nickc@cygnus.com>
4046 * config/arm/arm.c (emit_multi_reg_push): Generate a
4047 REG_FRAME_RELEATED_NOTE that is compatable with the code in
4048 dwarf2out_debug_frame_expr.
4050 2000-07-24 Jason Merrill <jason@redhat.com>
4052 * dwarf2out.c: Complain if DWARF2_DEBUGGING_INFO is defined without
4053 UNALIGNED_INT_ASM_OP.
4054 (def_cfa_1): Don't emit def_cfa_register or def_cfa_offset to adjust
4055 a location expression.
4056 (dwarf2out_frame_debug_expr): Lose cfa_old_reg stuff. Don't
4057 assume indirect access if we're saving the CFA address exactly.
4059 * Makefile.in (bootstrap): Move -BstageN/ to the end.
4061 2000-07-24 Jakub Jelinek <jakub@redhat.com>
4063 * tradcpp.c (main): Update max_include_len for cpp_include_defaults
4066 2000-07-24 Michael Meissner <meissner@redhat.com>
4068 * invoke.texi (D30V Options): Add d30v options.
4070 Mon Jul 24 02:04:52 2000 Jeffrey A Law (law@cygnus.com)
4072 * gcse.c (alloc_pre_mem): Do not alloc TRANSPOUT, it is not
4073 needed by our gcse pass anymore.
4074 (free_pre_mem): Corresponding changes.
4075 (compute_pre_data): Do not call compute_transpout anymore.
4077 * gcse.c (alloc_avail_expr_mem): Kill unused 'u_bitmap'.
4078 (free_avail_expr_mem, alloc_pre_mem, free_pre_mem): Corresponding
4081 * gcse.c (free_pre_mem): Do not free ANTLOC and AE_KILL here.
4082 (compute_pre_data): Do it here instead.
4084 * gcse.c (alloc_pre_mem, free_pre_mem): Delete unused bitmap
4086 (pre_delete): Corresponding changes.
4088 2000-07-23 Mark Mitchell <mark@codesourcery.com>
4090 * c-semantics.c (make_rtl_for_local_static): Use TREE_ASM_WRITTEN
4091 to figure out whether or not a variable has already been emitted.
4093 Sun Jul 23 14:49:12 2000 Jason Eckhardt <jle@cygnus.com>
4095 * config/i860/i860.md (untyped_call expander): Use GEN_CALL
4096 instead of gen_call.
4098 Sun Jul 23 11:52:03 2000 George Helffrich (george@gly.bris.ac.uk)
4100 * dbxout.c (dbxout_type, case COMPLEX_TYPE): Fix length field in stab.
4102 2000-07-23 Kazu Hirata <kazu@hxi.com>
4104 * h8300.c: Fix formatting.
4106 2000-07-23 Joseph S. Myers <jsm28@cam.ac.uk>
4108 * c-typeck.c (c_expand_start_case): Change -Wtraditional pedwarn
4109 for `long' switch expression into a plain warning.
4111 * c-lex.c (init_lex): Keep the "inline" keyword in C99 mode.
4112 (yylex): Don't pedwarn for "inline" in C99 mode.
4114 * bitmap.c (debug_bitmap_file): Cast pointers to PTR for printing
4116 * ggc-page.c (debug_print_page_list, alloc_page, free_page,
4117 ggc_alloc): Likewise.
4118 * bb-reorder.c (dump_scope_forest_1): Likewise.
4120 2000-07-22 Aldy Hernandez <aldyh@redhat.com>
4122 * reload.c (find_reloads_toplev): Add new parameter
4124 (find_reloads): Add new parameter to find_reloads_toplev calls.
4126 2000-07-22 Jeffrey Oldham <oldham@codesourcery.com>
4128 * collect2.c (main): Typo fixed.
4129 * diagnostic.c: Typo fixed.
4130 * dwarf2out.c (dwarf2out_frame_debug_expr): Typo fixed.
4131 * eh-common.h: Typo fixed.
4132 * emit-rtl.c (start_sequence): Typo fixed.
4133 * flow.c (find_label_refs): Typo fixed.
4134 (calculate_global_regs_live): Typo fixed.
4135 (mark_regno_cond_dead): Typo fixed.
4136 (create_edge_list): Typos fixed.
4137 (verify_edge_list): Typo fixed.
4138 * ggc-common.c (ggc_mark_rtx_children): Typo fixed.
4139 * loop.c (strength_reduce): Typo in function name fixed.
4140 * rtl.h: Added comments. Typo in function name fixed.
4141 * rtlanal.c: Typo in function name fixed.
4142 (insn_dependant_p): Rename to ...
4143 (insn_dependent_p): ... this.
4144 (computed_jumo_p): Typo fixed.
4146 2000-07-22 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4148 * system.h (__FUNCTION__): Wrap definition in #ifndef.
4150 2000-07-21 David Edelsohn <edelsohn@gnu.org>
4152 * rs6000.h (SIZE_TYPE): Define.
4154 2000-07-21 Mark Mitchell <mark@codesourcery.com>
4156 * ssa.c (rename_insn_1): Don't rename registers that are
4159 2000-07-21 Zack Weinberg <zack@wolery.cumb.org>
4161 * diagnostic.c (trim_filename, fancy_abort): Moved here from
4163 (fatal_function, set_fatal_function): Removed.
4164 (fatal): Don't prepare for or call the fatal_function.
4165 (diagnostic_lock, error_recursion): New.
4166 (diagnostic_for_decl, report_diagnostic): Guard against
4167 re-entering the error reporting routines.
4168 (fancy_abort): Assume function is not NULL.
4170 * errors.c (fancy_abort): New. Assume function is not NULL.
4171 * tradcpp.c (fancy_abort): Assume function is not NULL.
4173 * system.h: Provide default definition of __FUNCTION__.
4174 * rtl.h: Use __FUNCTION__ not __PRETTY_FUNCTION__ throughout.
4175 Always use __FUNCTION__ in definition of abort.
4177 * varray.h: Likewise.
4178 * toplev.h: Likewise. Don't prototype set_fatal_function.
4180 2000-07-20 Geoff Keating <geoffk@cygnus.com>
4182 * config/rs6000/aix43.h (CPP_SPEC): Define __LONG_MAX__ correctly
4184 * glimits.h: Don't do #if defined for ARCH_PPC.
4186 * config/rs6000/rs6000.h (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): All
4187 constants of size no larger than a pointer should go in the TOC.
4188 Add 'MODE' parameter.
4189 (LEGITIMIZE_RELOAD_ADDRESS): Add MODE parameter to
4190 ASM_OUTPUT_SPECIAL_POOL_ENTRY_P.
4191 (ASM_OUTPUT_SPECIAL_POOL_ENTRY): Likewise.
4192 * config/rs6000/aix.h (SELECT_RTX_SECTION): Likewise.
4193 * config/rs6000/netware.h (SELECT_RTX_SECTION): Likewise.
4194 * config/rs6000/rs6000.c (constant_pool_expr_1): Likewise.
4195 (rs6000_legitimize_address): Likewise.
4196 (rs6000_emit_move): Likewise.
4197 (rs6000_select_rtx_section): Likewise.
4198 (output_toc): Deal properly with outputting small constants like
4199 HImode, and SFmode in 32-bit mode, and DFmode in 64-bit mode.
4200 * config/rs6000/sysv4.h (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Add
4201 MODE parameter. Put small constants in the TOC.
4203 * config/rs6000/rs6000.c (easy_fp_constant_p): All constants are
4205 (rs6000_emit_move): When reload calls us with an illegitimate
4206 address, exit early. Move the change_address calls to one place
4207 at the end of the routine. Merge the SImode and DImode expanders.
4208 When called by reload to put an integer into a FP register, force
4211 * config/rs6000/rs6000.c (struct toc_hash_struct): Add 'key_mode'
4213 (rs6000_hash_constant): Hash mode too.
4214 (toc_hash_function): Allow for key_mode.
4215 (toc_hash_eq): Structures are different if key_mode differs.
4216 (output_toc): Add 'mode' parameter. Save key_mode.
4217 * config/rs6000/rs6000.h (ASM_OUTPUT_SPECIAL_POOL_ENTRY):
4218 Pass 'mode' parameter.
4219 * config/rs6000/rs6000-protos.h (output_toc): Add 'mode' param.
4221 * config/rs6000/rs6000.c (output_toc): Use RS6000_OUTPUT_BASENAME
4222 for vtable references.
4224 * config/rs6000/rs6000.h (PREFERRED_RELOAD_CLASS): If we have a
4225 choice, don't put integer values in FP regs.
4227 Thu Jul 20 18:13:52 2000 Jeffrey A Law (law@cygnus.com)
4229 * flow.c (verify_flow_info): Revamp code to verify that the
4230 head and end of each basic block are in the insn chain.
4232 Thu Jul 20 18:02:35 2000 Michael Matz <matzmich@cs.tu-berlin.de>
4234 * gcse.c (record_one_set): Prepend instead of append onto
4235 reg_set_table, making it O(n) instead O(n^2).
4236 * lcm.c (compute_antinout_edge,compute_laterin,compute_available):
4237 Use a queue instead of a stack as worklist.
4239 2000-07-20 Kazu Hirata <kazu@hxi.com>
4241 * h8300.c (two_insn_adds_subs_operand): Fix a typo.
4242 * h8300.h (OK_FOR_T): New.
4243 (EXTRA_CONSTRAINT): Support OK_FOR_T.
4244 * h8300.md: Use inc/dec.[wl] for increment/decrement
4245 by 1 and 2 in HI and SI modes.
4247 2000-07-20 Jim Wilson <wilson@cygnus.com>
4249 * config/ia64/ia64.h (ASM_OUTPUT_MI_THUNK): Handle DELTA values
4250 larger than 14 bits.
4252 2000-07-20 Zack Weinberg <zack@wolery.cumb.org>
4254 * cppmacro.c (CAN_PASTE_AFTER): New macro.
4255 (count_params): Don't set GNU_REST_ARGS on anything.
4256 (save_expansion): Set PASTE_LEFT only on tokens for which
4257 CAN_PASTE_AFTER is true, or which are named operators.
4259 * cpplex.c (parse_args): Distinguish between a rest argument
4260 given one empty argument, and a rest argument given zero arguments.
4261 (maybe_paste_with_next): Look for VOID_REST tag, and trigger
4262 deletion of previous token based on that.
4263 (get_raw_token): Flatten some control structure.
4265 * cpplib.h (CPP_LAST_EQ): Correct.
4266 (VOID_REST): New token flag.
4267 (GNU_REST_ARGS): Delete.
4269 * tradcpp.c (main): Don't munge -D options.
4270 (make_definition): Bring -D handling in line with cpplib.
4271 (do_define): Strip all leading whitespace from macro definitions.
4273 2000-07-20 David Billinghurst <David.Billinghurst@riotinto.com.au>
4275 * Makefile.in (tradcpp): Depend on intl.o and version.o.
4277 2000-07-20 Bruce Korb <bkorb@gnu.org>
4279 * fixincl/check.tpl: strip the platform specific types before testing
4280 * fixincl/fixfixes.c(gnu_type_fix): use platform specific types
4281 * fixincl/fixincl.tpl: use platform specific types
4282 * fixincl/fixlib.h: include the platform specific types
4283 * fixincl/inclhack.def(gnu_types): don't supply the types
4284 * fixincl/fixincl.x: regen
4286 2000-07-19 Jim Wilson <wilson@cygnus.com>
4288 * config/ia64/ia64.h (HARD_REGNO_MODE_OK): Don't allow XFmode in
4291 2000-07-19 Zack Weinberg <zack@wolery.cumb.org>
4293 * tradcpp.c (rescan): Do not recognize directives when the #
4296 2000-07-19 Zack Weinberg <zack@wolery.cumb.org>
4298 Implement C++ named operators.
4300 * cpplib.h (TTYPE_TABLE): Move CPP_MIN and CPP_MAX into block
4301 of operators allowed in #if and having an _EQ variant. Add
4302 CPP_MIN_EQ, CPP_MAX_EQ, and CPP_DEFINED.
4303 (cpp_token flags): Add NAMED_OP.
4304 (enum node_type): Add T_OPERATOR.
4305 (struct cpp_hashnode): Add code slot to value union.
4306 * cpphash.h (spec_nodes): Remove n_defined.
4308 * cpplex.c (lex_line): Convert T_OPERATOR nodes to their proper types.
4309 (spell_token, can_paste, maybe_paste_with_next): Handle named operators.
4310 (is_macro_disabled): Tweak error messages.
4312 * cpplib.c (get_define_node): Disallow all named operators as
4313 macro names. Tweak error messages.
4314 (_cpp_init_stacks): Don't set up spec_nodes->n_defined.
4316 * cppinit.c (builtin_array): Add entries for the named operators.
4317 * cppexp.c (lex): Check for CPP_DEFINED token.
4318 (priority table): Add entries for CPP_MIN and CPP_MAX.
4319 (_cpp_parse_expr): Handle CPP_MIN and CPP_MAX.
4321 2000-07-19 Bernd Schmidt <bernds@cygnus.co.uk>
4323 * gcse.c (INSN_CUID): If ENABLE_CHECKING, abort if the uid is
4324 larger than the array of cuids.
4325 (alloc_gcse_mem): Use uid_cuid rather than INSN_CUID when computing
4328 2000-07-19 Bruce Korb <bkorb@gnu.org>
4330 * fixinc/fixincl.c: Convert to using a table of environment variables
4331 and activate the auto-edit marker on the fixed output files.
4332 * fixinc/fixlib.h: Define the environment table
4333 * fixinc/fixincl.sh: export the ${INPUT} dir
4334 * fixinc/check.tpl: likewise
4336 2000-07-18 Zack Weinberg <zack@wolery.cumb.org>
4338 * gcc.c (.h spec): Fix typo.
4340 Wed Jul 19 01:22:15 CEST 2000 Marc Espie <espie@cvs.openbsd.org>
4342 * Makefile.in: Fix tradcif.c path.
4344 2000-07-18 Zack Weinberg <zack@wolery.cumb.org>
4346 * cpplib.h (TTYPE_TABLE): Rearrange to use only two per-entry
4349 * cpphash.h (TOKEN_NAME): New macro.
4350 (_cpp_spell_operator): Deleted.
4351 (token_spellings): Now _cpp_token_spellings.
4353 * cppexp.c: Use TOKEN_NAME or TYPE_NAME, not _cpp_spell_operator.
4354 * cpplex.c: Use OP and TK macros when expanding the
4355 TTYPE_TABLE. Eliminate token_names. For non-OPERATOR tokens,
4356 store the stringification of the enumeration name (CPP_CHAR,
4357 etc.) in the name slot of token_spellings.
4358 Use TOKEN_NAME and/or TOKEN_SPELL, do not reference
4359 token_spellings directly.
4360 * cpplib.c: Use TOKEN_SPELL.
4362 * cpplex.c (_cpp_push_token): If the token being pushed back
4363 is the previous token in this context, just subtract one from
4365 * cppmacro.c (save_expansion): Clear aux field when storing a
4368 2000-07-18 Jakub Jelinek <jakub@redhat.com>
4370 * cpplex.c (cpp_scan_buffer): Output line command even at the stop
4371 buffer, provided it is not NULL.
4373 2000-07-18 Alexandre Oliva <aoliva@redhat.com>
4375 * c-decl.c (duplicate_decls): Do not call make_var_volatile() in
4376 case of invalid volatile re-declaration.
4378 2000-07-18 Jakub Jelinek <jakub@redhat.com>
4380 * calls.c (store_arg): Return non-zero if sibcall_failure is desired.
4381 (expand_call): Adjust caller.
4383 2000-07-17 Gabriel Dos Reis <gdr@codesourcery.com>
4385 * diagnostic.h (report_diagnostic): Change prototype.
4387 * diagnostic.c (output_do_verbatim, diagnostic_for_asm,
4388 diagnostic_for_decl): Change prototype.
4389 (error_with_decl, warning_with_decl, pedwarn_with_decl, warning,
4390 error, warning, error_with_file_and_line,
4391 warning_with_file_and_line, pedwarn_with_file_and_line, fatal):
4392 Adjust call to report_diagnostic, diagnostic_for_decl.
4393 (error_for_asm, warning_for_asm): Adjust call to diagnostic_for_asm.
4394 (output_verbatim, verbatim): Adjust call to output_do_verbatim.
4396 * c-errors.c (pedwarn_c99): Adjust call to report_diagnostic. End
4397 varaible argument list.
4399 2000-07-17 Zack Weinberg <zack@wolery.cumb.org>
4401 * cpphash.c: Don't include hashtab.h. Most macro-handling code
4402 moved to cppmacro.c.
4403 (hash_HASHNODE, eq_HASHNODE, _cpp_dump_macro_hash,
4404 dump_hash_helper): Delete.
4405 (expand_hash, higher_prime_number, _cpp_lookup_with_hash,
4406 cpp_forall_identifiers): New. Implement specialized version of
4407 Vlad's expandable hash table.
4408 (cpp_lookup): Use new functions.
4409 (_cpp_init_macros, _cpp_cleanup_macros): Adjust for new
4411 * cppmacro.c: New file.
4412 * cppinit.c (dump_macros_helper): New.
4413 (cpp_finish): Iterate over the identifier table directly.
4414 * cpplex.c (parse_name): Calculate the hash of the identifier
4415 while we scan it. Use _cpp_lookup_with_hash when we can.
4417 * cpphash.h: Update prototypes.
4418 (xcnewvec, HASHSTEP): New helper macros.
4419 * cpplib.h: Update prototypes.
4420 * Makefile.in (LIBCPP_OBJS): Add cppmacro.o.
4421 (cppmacro.o): New rule.
4422 (cpphash.o): Update deps.
4424 * cppmain.c: Do not set pfile->printer if no_output is on.
4426 2000-07-15 Neil Booth <neilb@earthling.net>
4428 * cpplib.c: Change all directive-handler functions to return
4430 * cpphash.h: Update typedefs.
4432 2000-07-17 Geoffrey Keating <geoffk@cygnus.com>
4434 * configure: Regenerate.
4436 * extend.texi (Extended Asm): Mention that a memory clobber
4437 does not count as a side-effect.
4439 * unroll.c (copy_loop_body): Fix one instance of using host
4440 arithmetic on the target; fixes loop-4 on a 32-bit -> 64-bit
4443 * tlink.c (scan_linker_output): Tweak for output of AIX ld.
4445 2000-07-17 Richard Henderson <rth@cygnus.com>
4447 * config/ia64/ia64.md (movdi): Split out load address code.
4448 New post-reload splitter for symbolic operands.
4449 (movdi_internal): Abort if we didn't split symbolic operands
4450 when we should have.
4451 * config/ia64/ia64.c (ia64_expand_load_address): New, from movdi bits.
4452 (ia64_reorg): Split insns when not optimizing.
4453 * config/ia64/ia64-protos.h (ia64_expand_load_address): Declare.
4455 Mon Jul 17 23:43:26 MET DST 2000 Jan Hubicka <jh@suse.cz>
4457 * real.h (REAL_VALUE_TO_TARGET_LONG_DOUBLE): Use LONG_DOUBLE_TYPE_SIZE
4458 instead of MAX_LONG_DOUBLE_TYPE_SIZE to decide output format.
4460 2000-07-17 Chandrakala Chavva <cchavva@cygnus.com>
4462 * loop.c (check_dbra_loop) : Changed loop_continue to loop->cont.
4464 2000-07-17 Jason Merrill <jason@redhat.com>
4466 * Makefile.in (clean): Remove libgcc directory.
4468 * configure.in (-Wno-long-long check): Use higher-level macros.
4470 2000-07-17 Zack Weinberg <zack@wolery.cumb.org>
4472 * simplify-rtx.c (simplify_binary_operation): Recognize
4473 (compare (gt[u] (cc) 0) (lt[u] (cc) 0)).
4474 (simplify_ternary_operation): Do not examine MODE_BITSIZE of
4475 a CONST_INT, it will always be zero.
4477 2000-07-17 Chandrakala Chavva <cchavva@cygnus.com>
4479 * loop.c (check_dbra_loop) : Return if more than one condition is
4480 present to control the loop.
4482 Mon Jul 17 08:26:35 2000 Clinton Popetz <cpopetz@cygnus.com>
4484 * mips.c (mips_expand_prologue): Don't calculate the last argument
4485 register unless we need it. When we are calculating this, make
4486 sure FUNCTION_ARG is giving us a REG.
4488 2000-07-17 Stephane Carrez <Stephane.Carrez@worldnet.fr>
4490 * flow.c (libcall_dead_p): Use single_set to verify the insn
4491 has only one set and get for analysis.
4492 (propagate_one_insn): Don't pass the PATTERN of the insn.
4494 2000-07-17 Mark Klein <mklein@dis.com>
4496 * pa.c (emit_hpdiv_const): Update to match new pattern for udivsi3.
4498 2000-07-17 J. David Anglin <dave@hiauly1.hia.nrc.ca>
4500 * Makefile.in (TARGET_GETGROUPS_T): New configuration variable.
4501 * configure.in (TARGET_GETGROUPS_T): Evaluate.
4502 * sys-protos.h (getgroups): Use TARGET_GETGROUPS_T for array type
4503 of second argument of getgroups.
4504 * configure, config.in: Rebuilt.
4506 2000-07-17 Geoffrey Keating <geoffk@cygnus.com>
4508 * simplify-rtx.c (simplify_relational_operation): Two signed
4509 values with equal high words are less/greater than each other if
4510 their low words are less/greater when considered as unsigned.
4512 Mon Jul 17 02:37:06 2000 Marc Espie <espie@openbsd.org>
4514 * configure.in (vax-*-openbsd): Change to new style configuration,
4515 add collect2/float_format information.
4516 * configure: Rebuilt.
4517 * config/vax/openbsd1.h: New.
4518 * config/vax/openbsd.h: New.
4519 * config/vax/t-openbsd: New.
4521 2000-07-17 Chip Salzenberg <chip@valinux.com>
4523 * c-common.c (shorten_compare): Quiet warnings about unsigned
4524 comparisons with zero when they occur in a system header.
4526 2000-07-17 Joseph S. Myers <jsm28@cam.ac.uk>
4528 * invoke.texi (-pedantic): Refer to ISO C instead of ANSI C, and
4529 update to describe current practice.
4531 * glimits.h (LLONG_MIN, LLONG_MAX, ULLONG_MAX): Define for C99.
4533 * contrib.texi, cpp.texi, extend.texi, invoke.texi: Update
4534 references to C9X. Change references to -fstd and -flang-isoc9x
4537 * c-common.c (scan_char_table): Allow "z" length modifiers on
4539 (check_format_info): Use TYPE_DOMAIN on the type matched against
4540 for "z" formats, to retrieve the language size_t rather than the
4543 * c-common.c (check_format_info): Do not make a pedantic objection
4544 to the 'L' length modifier if used with a floating point type
4547 * c-lex.c (yylex): Don't pedwarn for hexadecimal floating point
4548 constants in C99 mode.
4550 2000-07-17 Kazu Hirata <kazu@hxi.com>
4552 * h8300.md: Fix the format of mac.
4553 (movsi_h8300hs): Output a tab after stmac instead of a space.
4555 * h8300.c (two_insn_adds_subs_operand): Improve code for detecting
4556 profitable adds/subs sequences.
4558 * fold-const.c: Fix comment typos.
4560 2000-07-16 Laurynas Biveinis <lauras@softhome.net>
4562 * cppfiles.c (read_name_map): Set map_list_ptr->map_list_map to NULL.
4564 2000-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4566 * fixinc/fixfixes.c (emit_gnu_type): Avoid string concatenation.
4568 2000-07-16 Neil Booth <NeilB@earthling.net>
4570 * cpplex.c: Update comments.
4571 * README.Portability: Small update.
4573 2000-07-16 Neil Booth <NeilB@earthling.net>
4575 * README.Portability: Small update.
4577 2000-07-15 Richard Henderson <rth@cygnus.com>
4579 * config/ia64/ia64-protos.h (ia64_move_ok): Prototype.
4580 * config/ia64/ia64.c (ia64_move_ok): New function.
4581 * config/ia64/ia64.md (movqi, movqi_internal): Use it.
4582 (movhi, movsi, movdi, movsf, movdf, movxf): Likewise.
4584 2000-07-15 Zack Weinberg <zack@wolery.cumb.org>
4586 * cpphash.c (save_expansion): Clear PREV_WHITE on tokens
4587 immediately following a paste operator.
4588 * cppinit.c (sort_options): New function (only for HOST_EBCDIC).
4589 (cpp_reader_init): Call it, if HOST_EBCDIC.
4590 (cpp_handle_options): Do not sort option list here.
4591 (handle_option): Rename to cpp_handle_option and export.
4592 * cpplex.c (cpp_scan_buffer_nooutput, cpp_scan_buffer): Use
4593 _cpp_get_token directly.
4594 (cpp_scan_line): Return 0 at EOF, 1 otherwise.
4595 * cpplib.c (cpp_push_buffer): Don't set new->lineno to 1.
4596 * cpplib.h: Prototype cpp_handle_option. Update prototype of
4599 2000-07-15 Richard Henderson <rth@cygnus.com>
4601 * fold-const.c (extract_muldiv): Don't optimize past an unsigned
4602 cast around an expression. Tidy other unsigned tests.
4604 2000-07-15 Gabriel Dos Reis <gdr@codesourcery.com>
4606 * diagnostic.c (doing_line_wrapping, line_wrapper_printf, notice,
4607 v_error_with_decl, v_warning_with_decl, v_pedwarn_with_decl): Remove.
4608 (v_message_with_decl): Rename to ...
4609 (format_with_decl): ... this. Tweak
4610 (diagnostic_for_decl): New function.
4611 (fatal_io_error): Use verbatim in lieu of notice.
4612 (announce_function): Use verbatim.
4613 (default_print_error_function): Likewise.
4614 (error_with_decl, warning_with_decl, pedwarn_with_decl): Use new
4617 2000-07-15 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4619 * mips.c (function_arg_pass_by_reference): Don't do automatic
4620 aggregate initialization.
4621 (machine_dependent_reorg): Initialize variable `mode'.
4623 * mips.md (absdi2): Change variable `regno1' to unsigned int.
4624 (reload_indi): Rename loword/hiword to lo_word/hi_word to avoid
4625 conflicts with sys/param.h macro of the same name.
4626 (reload_outdi): Likewise.
4628 2000-07-15 Michael Meissner <meissner@redhat.com>
4630 * fold-const.c (fold): When optimizing FOO++ == CONST into ++FOO
4631 == CONST + INCREMENT, don't overwrite the tree node for FOO++,
4632 create a new node instead.
4634 2000-07-15 Neil Booth <NeilB@earthling.net>
4636 * README.Portability: Correct example about calling a function
4637 through a pointer to function. Format wide paragraphs.
4639 2000-07-15 Michael Meissner <meissner@redhat.com>
4641 * README.Portability: Update integer suffixes and function
4644 2000-07-15 Neil Booth <NeilB@earthling.net>
4646 * README.Portability: Small update.
4648 2000-07-15 Neil Booth <NeilB@earthling.net>
4650 * README.Portability: New file.
4652 Fri Jul 14 18:13:53 2000 Mark P Mitchell <mark@codesourcery.com>
4654 * INSTALL: Give special instructions for building GCC on Irix 6.
4655 * config/mips/x-iris6 (CC): Don't set it.
4658 2000-07-14 Jason Merrill <jason@redhat.com>
4660 * dwarf2out.c (dwarf2out_frame_debug_expr): If we store the CFA
4661 register in the stack and later in another register, use the new
4664 Fri Jul 14 10:25:53 2000 Clinton Popetz <cpopetz@cygnus.com>
4666 * config/mips/mips.md: (absdi2): Handle sign_extend for
4669 2000-07-14 Nathan Sidwell <nathan@codesourcery.com>
4671 * cpplib.c (do_pragma_dependency): Tidy warning messages.
4673 2000-07-14 Zack Weinberg <zack@wolery.cumb.org>
4675 * .cvsignore: Correct typo.
4677 2000-07-13 Mark Mitchell <mark@codesourcery.com>
4679 * .cvsignore: Add generated YACC files.
4680 * objc/.cvsignore: New file.
4682 2000-07-14 Neil Booth <NeilB@earthling.net>
4684 * cpplex.c (adjust_column): New funcion.
4685 (skip_whitespace): Use it.
4686 (skip_block_comment): Use it, and warn about /*/* with
4689 2000-07-14 Neil Booth <NeilB@earthling.net>
4691 * cpphash.c (struct macro_info): Add new members.
4692 (_cpp_free_definition): Delete the macro directly.
4693 (count_params): Return void, with first token of
4694 expansion in struct macro_info on success.
4695 (parse_define): Return int. Hoist syntax checking from
4696 save_macro_expansion. Leave call to save_expansion to
4697 _cpp_create_definition.
4698 (alloc_macro): Needs just 2 arguments.
4699 (free_macro): Delete.
4700 (save_expansion): Don't perform syntax check.
4701 (_cpp_create_definition): Call save_expansion.
4703 2000-07-13 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4705 * genrecog.c (write_header): Split long string.
4707 * cpphash.c (macro_info): Don't use the `signed' keyword.
4709 * system.h (alloca): Prototype if __GNUC__ && __SIZE_TYPE__.
4711 2000-07-13 Jakub Jelinek <jakub@redhat.com>
4713 * calls.c (stored_args_map): New variable.
4714 (check_sibcall_argument_overlap_1): New.
4715 (check_sibcall_argument_overlap): New.
4716 (expand_call): Initialize stored_args_map.
4717 Call check_sibcall_argument_overlap.
4719 2000-07-13 Bruce Korb <bkorb@gnu.org>
4721 * fixinc/fixfixes.c: move EXIT_BROKEN to header, add sub-expr max count
4722 (emit_gnu_type): utility procedure for gnu_type_fix
4723 (gnu_type_fix): implement various pre-processor guards around
4724 standard types so these types can be defined over and over
4725 * fixinc/fixincl.tpl: add a "gnu_type_map" that forces the standard
4726 types alluded to above will have GNU-compliant base types
4727 * fixinc/fixlib.h: add EXIT_BROKEN define and the gnu_type_map struct
4728 * fixinc/inclhack.def: add test_text entries and utilize the new
4729 "gnu_types" fix for the ptrdiff_t, size_t and wchar_t types.
4730 * fixinc/fixincl.x: regenerate
4732 2000-07-12 Gabriel Dos Reis <gdr@merlin.codesourcery.com>
4734 * diagnostic.c (vline_wrapper_message_with_location,
4735 v_message_with_file_and_line, v_error_with_file_and_file,
4736 v_error_for_asm, v_warning_for_asm, vfatal,
4737 v_warning_with_file_and_line, v_pedwarn_with_file_and_line,
4738 vsorry, verror, vwarning, vpedwarn): Remove.
4739 (diagnostic_for_asm): New function.
4740 (pedwarn, error, warning, pedwarn_with_file_and_line,
4741 error_with_file_and_line, warning_with_file_and_line, sorry,
4742 error_for_asm, warning_for_asm, fatal): Reimplement.
4743 (finish_diagnostic): Clear diagnostic info as well.
4745 2000-07-13 Neil Booth <NeilB@earthling.net>
4747 * c-common.h (flag_digraphs): New.
4748 * c-decl.c (c_decode_option): Set flag_digraphs as appropriate.
4749 * c-lex.c (yylex): Use flag_digraphs to decide whether to
4752 2000-07-13 Zack Weinberg <zack@wolery.cumb.org>
4754 * gcc.c (do_spec_1): Add new %B operator.
4755 (set_input): Prepare for %B.
4757 (link_command_spec): Move up with the other tm.h-
4758 overrideable specs. Factor out the portion conditional on
4759 LINK_LIBGCC_SPECIAL into a new spec, %(link_libgcc).
4760 (struct compiler): Just have a single spec string. All users
4762 (default_compilers): Remove unnecessary braces.
4763 (static_specs): Update.
4765 (trad_capable_cpp, cpp_options, cc1_options, asm_options): New
4767 (C and assembly specs): Use the new named specs, as appropriate.
4769 * objc/lang-specs.h: Use the new named specs.
4770 Remove unnecessary braces.
4772 2000-07-12 Zack Weinberg <zack@wolery.cumb.org>
4774 * gcc.c (execute): If a subprocess gets a fatal signal, report
4775 strsignal() of the signal number, and ask for a bug report.
4776 Do not do this for SIGPIPE if there's already been an error.
4778 * tradcpp.c: Don't include signal.h. Don't catch SIGPIPE.
4781 * tradcif.c: Remove.
4783 2000-07-12 Zack Weinberg <zack@wolery.cumb.org>
4785 * final.c (profile_function): Do not emit profile counters in
4786 the data section, if NO_PROFILE_COUNTERS is defined.
4787 * tm.texi: Document NO_PROFILE_COUNTERS. Update doc for
4790 * config/i386/linux.h (NO_PROFILE_COUNTERS): Define.
4791 (FUNCTION_PROFILER): Just emit a call to mcount.
4793 2000-07-12 Zack Weinberg <zack@wolery.cumb.org>
4795 * tradcpp.c (main): Rename 'perror' label to 'sys_error'.
4797 * cppexp.c, cpphash.c, cpphash.h, cppinit.c, cpplex.c,
4798 cpplib.c, cpplib.h: Eradicate all traces of code dependent on
4799 traditional, lang_chill, or lang_fortran.
4801 * cppfiles.c: #undef strcmp to suppress warning about macros
4802 used without arguments.
4803 (_cpp_execute_include): Use f, not fname, in "No include path"
4805 (_cpp_pop_file_buffer): New function.
4806 * cpplib.c: Don't include <sys/mman.h>.
4807 (cpp_push_buffer): Set line_base and lineno in new buffer.
4808 (cpp_pop_buffer): Use _cpp_pop_file_buffer.
4810 * cpplex.c: Move all prototypes and structure declarations to the
4811 top of the file. Properly parenthesise some macro arguments.
4812 (cpp_scan_line): New function.
4813 (special_symbol [case T_INCLUDE_DEPTH]): Use pfile->include_depth,
4814 don't need to walk up the stack counting.
4816 2000-07-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4818 * c-common.c (combine_strings): Emit a pedantic warning when a
4819 string length is greater than the minimum ANSI C is required
4822 Wed Jul 12 13:24:30 2000 Jeffrey A Law (law@cygnus.com)
4824 * pa/xm-pa64.h (NO_SYS_SIGLIST): Kill.
4825 * d30v/xm-d30v.h (NO_SYS_SIGLIST): Kill.
4827 2000-07-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4829 * c-decl.c (define_label): Warn about identifier conflicts with
4830 labels in traditional C.
4832 * c-parse.in (unop +): Warn about the unary plus operator for
4835 * c-typeck.c (store_init_value): Warn about automatic aggregate
4836 initialization for traditional C.
4838 * invoke.texi (-Wtraditional): Document new warnings.
4840 2000-07-12 Gabriel Dos Reis <gdr@codesourcery.com>
4842 * Makefile.in (c-errors.o): Fix thinko in dependency.
4844 2000-07-12 Zack Weinberg <zack@wolery.cumb.org>
4846 * gcc.c (C specs [!USE_CPPLIB]): Invoke tradcpp if any of
4847 -traditional, -ftraditional, or -traditional-cpp was given.
4848 Do not pass -traditional to the preprocessor.
4849 (.S spec): Likewise. Don't bother defining __ASSEMBLER__, the
4850 preprocessor does it automatically.
4851 * objc/lang-specs.h: Likewise. Don't bother defining __OBJC__.
4853 * ch/lang-specs.h: Always use tradcpp. Do not pass
4854 -traditional, -trigraphs, or -pedantic to the preprocessor.
4855 * f/lang-specs.h (.F spec): Likewise. Don't bother defining
4858 2000-07-12 Zack Weinberg <zack@wolery.cumb.org>
4860 * cppexp.c (LOGICAL): Delete macro.
4861 (_cpp_parse_expr): Do not use UNARY for unary +. Implement ||
4864 * cpphash.c (HASHSIZE): Increase to 4096.
4865 (struct hashdummy): Add hash field.
4866 (eq_HASHNODE): Compare unreduced hashes, then lengths, then
4867 the string values using memcmp.
4868 (cpp_lookup): Set dummy.hash.
4870 Wed Jul 12 13:15:16 2000 Marc Espie <espie@openbsd.org>
4872 * configure.in (m88k-openbsd): Express configuration using new fragment
4874 * configure: Rebuilt.
4875 * m88k/aout-dbx.h: New.
4876 * m88k/openbsd.h: New.
4877 * m88k/xm-openbsd.h: New.
4879 2000-07-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4881 * expr.c (expand_expr): Return const0_rtx, not error_mark_node.
4883 2000-07-12 Richard Henderson <rth@cygnus.com>
4885 * reload.c (push_secondary_reload): Make sure to add the new
4886 reload at the end, after acquiring secondary memory.
4888 2000-07-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4890 * cpplex.c (is_macro_disabled): Use CPP_WTRADITIONAL.
4892 * c-decl.c (set_current_function_name_declared, anon_aggr_type_p,
4893 lang_expand_stmt): Mark parameters with ATTRIBUTE_UNUSED.
4895 * c-parse.in (stmt): Delete unused variables.
4897 * convert.c (convert_to_vector): Likewise.
4899 * gensupport.c (process_rtx): Declare attr as `rtvec' not `rtx'.
4901 * tree.c (finish_vector_type): Prototype.
4903 2000-07-12 Bruce Korb <bkorb@gnu.org>
4905 * fixinc/fixfixes.c: use xmalloc
4906 * fixinc/fixincl.c(initialize): set program name for xmalloc
4907 * fixinc/fixlib.c(must_malloc): obsolete
4908 (is_cxx_header): no longer used - disabled
4909 (skip_quote): inserted and disabled for future use
4910 * fixinc/fixlib.h: reflects above
4911 * fixinc/fixtests.c: removed dinkleberries
4913 2000-07-12 Neil Booth <NeilB@earthling.net>
4915 * cpphash.h: (TOKEN_SPELL) Pulled from cpplex.c.
4916 * cpplex.c (TOKEN_SPELL) Move to cpphash.h.
4918 * cpphash.c: (struct macro_info, alloc_macro, free_macro,
4919 struct toklist_dummy): New.
4920 (cpp_free_definition): Free macros with free_macro.
4921 (count_params): Don't save paramter spellings. Save macro
4922 information in a struct macro_info.
4923 (parse_define): Don't allocate a token list.
4924 (save_expansion): Allocate the macro's token list, and
4925 save parameter spellings if necessary. Use TOKEN_SPELL.
4926 (cpp_create_definition): Make list const.
4928 2000-07-12 Gabriel Dos Reis <gdr@codesourcery.com>
4930 * c-typeck.c (pedwarn_c99): Move to
4931 * c-errors.c: ... Here.
4932 * toplev.h (verror, vwarning, vpedwarn): Remove prototypes.
4933 * diagnostic.c (verror, vwarning, vpedwarn): Make static.
4934 * Makefile.in (C_AND_OBJC_OBJS): Include c-errors.o
4935 (c-errors.o): List dependency.
4937 2000-07-12 Mark Mitchell <mark@codesourcery.com>
4939 * c-parse.c: Remove.
4940 * c-parse.h: Likewise.
4941 * c-parse.y: Likewise.
4942 * objc/objc-parse.c: Likewise.
4943 * objc/objc-pasre.y: Likewise.
4945 2000-07-11 Rodney Brown <RodneyBrown@pmsc.com>
4947 * gcc.texi: Fix minor typos
4948 * extend.texi: Fix minor typos
4950 2000-07-11 Marc Espie <espie@openbsd.org>
4952 * collect2.c (main): Recognize .lo as object files.
4954 2000-07-11 J. David Anglin <dave@hiauly1.hia.nrc.ca>
4956 * pa.c (hppa_encode_label): Store labels in gc memory when ggc_p is
4959 * aclocal.m4 (AC_FUNC_MMAP_ANYWHERE): Extend test to detect systems
4960 with MAP_ANONYMOUS and MAP_ANON.
4961 * configure, config.in: Rebuilt.
4963 2000-07-12 Gabriel Dos Reis <gdr@codesourcery.com>
4965 * diagnostic.c (save_output_state): Remove.
4966 (restore_output_state): Likewise.
4967 (clear_text_info): New function.
4968 (clear_diagnostic_info): Likewise.
4969 (output_text_length, is_starting_newline, output_prefix,
4970 line_wrap_cutoff, ideal_line_wrap_cutoff, prefix_was_emitted_for,
4971 prefixing_policy, output_buffer_ptr_to_format_args): New macros
4972 (set_real_maximum_length, output_set_maximum_length,
4973 output_set_prefix, output_get_prefix, output_set_maximum_length,
4974 output_destroy_prefix, init_output_buffer,
4975 reshape_diagnostic_buffer, output_space_left, output_emit_prefix,
4976 output_add_newline, output_add_character, output_add_space,
4977 output_append_r, output_append, wrap_text, output_format,
4978 output_do_printf, output_printf, output_do_verbatim,
4979 output_verbatim, verbatim): Use them.
4980 (output_clear): Split into cleat_text_info and
4981 clear_diagnostic_info.
4982 (struct output_state): Move to...
4984 * diagnostic.h: ...Here
4985 (struct output_buffer): Adjust.
4987 2000-07-11 Zack Weinberg <zack@wolery.cumb.org>
4989 * cpplex.c (parse_name): No longer inline (premature optimization).
4990 (do_pop_context): Fold into pop_context.
4991 (pop_context): Returns int.
4992 (lex_next): Hoist test for end of directive into pop_context.
4993 (push_macro_context): Returns int; takes just reader and token.
4994 Hoist test for excessive nesting to caller.
4995 (push_arg_context): Returns void; takes just reader and token.
4996 Do not call stringify_arg or get_raw_token.
4997 (get_raw_token): Convert tail recursion through push_arg_context
4998 to a loop at this level. Call stringify_arg here if appropriate.
4999 (maybe_paste_with_next): Convert tail recursion to a while loop.
5000 Hoist test of paste_level to caller.
5002 (stringify_arg): Push arg context at beginning.
5003 (cpp_get_token): Split out core into _cpp_get_token. Call
5004 process_directive here. Throw away CPP_PLACEMARKER tokens.
5005 (_cpp_get_token): Convert tail recursion through
5006 push_macro_context to a loop at this level.
5007 (_cpp_glue_header_name, is_macro_disabled, stringify_arg,
5008 _cpp_get_raw_token): Use _cpp_get_token.
5009 (_cpp_skip_rest_of_line): Drop the context stack directly; do
5010 not call pop_context.
5011 (_cpp_run_directive): Call lex_next directly.
5013 * cpphash.h: Prototype _cpp_get_token.
5014 * cppexp.c (lex): Use it.
5015 * cpphash.c (parse_define): Use it.
5016 * cpplib.c (get_define_node, do_undef, parse_include,
5017 read_line_number, do_line, do_ident, do_pragma, do_pragma_gcc,
5018 do_pragma_implementation, do_pragma_poison, do_pragma_dependency,
5019 parse_ifdef, validate_else): Use it.
5020 (cpp_push_buffer): Tweak error message; abort if anyone tries
5021 to push a buffer while macro expansions are stacked.
5023 2000-07-11 Donn Terry <donnte@microsoft.com>
5025 * cpplex.c (free_macro_args, save_token): Cast arg of free
5026 and/or xrealloc to PTR.
5027 (_cpp_init_input_buffer): Clear all fields of the base context.
5029 Tue Jul 11 15:28:21 CDT 2000 Clinton Popetz <cpopetz@cygnus.com>
5031 * gensupport.c (process_rtx): Make rtl checking stop
5032 complaining about the define_insn while it is being
5033 converted from a define_insn_and_split.
5035 Tue Jul 11 16:26:17 2000 Clinton Popetz <cpopetz@cygnus.com>
5037 * config/mips/mips.c (simple_memory_operand): Access the
5038 INTVAL of the address, not it's containing MEM.
5040 2000-07-11 Bruce Korb <bkorb@gnu.org>
5042 * fixinc/fixtests.c(double_slash): obsolete
5043 (else_endif_label): likewise
5044 * fixinc/inclhack.def(irix_multiline_cmnt): obsolete
5045 (libc1_ifdefd_memx): correct initial comment
5046 and omit the #if/#endif pair from the memxxx declarations
5047 * fixinc/fixincl.x: regen
5049 2000-07-11 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5051 * cpplex.c (T, I, S, C, N): Avoid non-constant initializers.
5053 2000-07-11 Neil Booth <NeilB@earthling.net>
5057 2000-07-11 Neil Booth <NeilB@earthling.net>
5059 * cppinit.c: (cpp_reader_init): Allow digraphs by default.
5060 (handle_option): Set digraphs according to standard.
5061 Merge OPT_lang_c89 handler with OPT_std_c89.
5063 * cpplex.c: (lex_line, can_paste): Honour digraphs in
5064 accordance with the digraphs flag.
5066 * cpplib.h: (struct cpp_options): New option digraphs.
5068 2000-07-10 Hans-Peter Nilsson <hp@axis.com>
5069 Bruce Korb <bkorb@gnu.org>
5071 * fixinc/inclhack.def (libc1_ifdefd_memx): New fix.
5072 * fixinc/fixincl.x: Regenerate.
5073 * fixinc/tests/base/testing.h: Add testcase.
5075 2000-07-10 Richard Henderson <rth@cygnus.com>
5077 * config/ia64/ia64.c (got_symbolic_operand): New.
5078 (symbolic_operand, move_operand): Revert 0701 change.
5079 * config/ia64/ia64.h (PREDICATE_CODES): Update.
5080 * config/ia64/ia64-protos.h (got_symbolic_operand): Declare.
5081 * config/ia64/ia64.md (movdi): Revert 0701 wrt symbolic_operand;
5082 split the offset into a 14-bit low part instead of a 13-bit low part.
5083 (load_fptr): Mark the mem as unchanging.
5084 (load_symptr): Use got_symbolic_operand.
5086 2000-07-10 Nick Clifton <nickc@cygnus.com>
5088 * libgcc2.c (next_stack_level): Cast result of computation to
5089 (void **) so that the assignment does not generate a warning.
5091 2000-07-10 Chandrakala Chavva <cchavva@redhat.com>
5093 * flags.h : Add new variable flag_single_precision_constant.
5094 * toplev.c (display_help) : Add -fsingle-precision-constant option.
5095 (flag_single_precision_constant): New.
5096 * c-lex.c (yylex): Convert floating point constant to single
5098 * invoke.texi : Add documentation for this new option.
5100 2000-07-10 Gabriel Dos Reis <gdr@codesourcery.com>
5102 * diagnostic.c (output_octal): Second parameter is unsigned.
5103 (output_long_octal): Likewise.
5104 (output_hexadecimal): Likewise.
5105 (output_long_hexadecimal): Likewise.
5106 (output_format): Adjust arguments extraction. Tweak.
5107 (output_verbatim, verbatim): End variable argument list.
5108 (report_diagnostic): Improve documentation.
5110 2000-07-10 Benjamin Chelf <chelf@codesourcery.com>
5112 * c-common.h (build_stmt): Declare.
5113 (build_continue_stmt): Likewise.
5114 (build_break_stmt): Likewise.
5115 (build_return_stmt): Likewise.
5117 * c-decl.c (do_case): Rewrite to do what previously done in
5120 * c-semantics.c (build_stmt): Define.
5121 (build_return_stmt): Likewise.
5122 (build_break_stmt): Likewise.
5123 (build_continue_stmt): Likewise.
5124 (build_case_label): Likewise.
5126 * c-parse.in (BREAK): Change to build tree, then generate RTL.
5127 (CONTINUE): Likewise.
5130 (DEFAULT): Likewise.
5132 * c-parse.y: Regenerate.
5133 * c-pasre.c: Likewise.
5135 2000-07-09 Jason Merrill <jason@redhat.com>
5137 * expr.c (expand_expr): Bail earlier if we get an error_mark_node.
5139 * tree.h (STRIP_NOPS): Check for error_mark_node.
5140 (STRIP_SIGN_NOPS, STRIP_TYPE_NOPS): Likewise.
5141 (dwarf2out_*): Remove duplicate declarations.
5143 * c-decl.c (duplicate_decls): Copy DECL_ABSTRACT_ORIGIN from
5144 DECL_ABSTRACT_ORIGIN, not DECL_ORIGIN.
5146 2000-07-10 Gabriel Dos Reis <gdr@codesourcery.com>
5148 * diagnostic.c (wrap_text): New function.
5149 (maybe_wrap_text): Likewise.
5150 (output_add_string): Use it.
5151 (output_format): Likewise.
5152 (count_error): Use verbatim instead of notice.
5153 (report_error_function): Likewise. Don't use plain fprintf.
5154 (finish_diagnostic): New function.
5155 (output_do_verbatim): Tweak. Commonalize functionalities in
5156 output_verbatim and verbatim.
5157 (output_verbatim): Adjust.
5158 (verbatim): Likewise.
5159 (report_diagnostic): Define.
5161 * diagnostic.h (report_diagnostic): Prototype.
5163 2000-07-09 Zack Weinberg <zack@wolery.cumb.org>
5165 * cppexp.c (_cpp_parse_expr): Don't use unary plus.
5167 2000-07-09 Neil Booth <NeilB@earthling.net>
5169 * cpphash.h: ISvspace, is_vspace, is_nvspace: New.
5170 IShspace, ISspace: Update.
5172 * cppinit.c: ISTABLE: Update.
5175 * cpplex.c (IS_HSPACE, S_NEWLINE): Remove.
5176 (IS_DIRECTIVE): Rename KNOWN_DIRECTIVE.
5177 (skip_block_comment, skip_line_comment, parse_string,
5178 lex_line): Use is_vspace rather than IS_NEWLINE.
5179 (skip_whitespace, lex_line): Clean up to use is_nvspace.
5180 (lex_line): Use KNOWN_DIRECTIVE. Any kind of directive
5182 (lex_next): Unconditionally stop if within a directive.
5183 Treat directives within macro invocations as directives
5184 (after parse_args emits error), not as the argument.
5186 2000-07-09 Gabriel Dos Reis <gdr@codesourcery.com>
5188 * diagnostic.c (diagnostic_args): New macro.
5189 (diagnostic_msg): Likewise.
5190 (output_formatted_integer): Likewise.
5191 (output_state): New data type.
5192 (digit_buffer): Make global.
5193 (output_add_integer): Rename to output_decimal. Squeeze
5195 (output_long_decimal, output_unsigned_decimal,
5196 output_long_unsigned_decimal, output_octal, output_long_octal,
5197 output_hexadecimal, output_long_hexadecimal): New functions.
5198 (output_append_r): New function.
5199 (output_append): Tweak.
5200 (output_flush_on): Rename to output_to_stream.
5201 (output_format): Change prototype. Improve documentation. Handle
5202 more format specifiers.
5203 (build_location_prefix): Rename to context_as_prefix.
5204 (output_notice): Rename to output_do_printf.
5205 (output_printf): Tweak.
5206 (line_wrapper_printf): Likewise.
5207 (vline_wrapper_message_with_location): Adjust call to renamed
5209 (v_message_with_decl): Likewise.
5210 (default_print_error_function): Likewise.
5211 (save_output_state): New function.
5212 (restore_output_state): Likewise.
5213 (output_do_verbatim): Likewise.
5214 (output_verbatim): Define.
5215 (verbatim): Likewise.
5217 * diagnostic.h (printer_fn): Change return type from void to int.
5218 Improve documentation.
5219 (output_add_integer): Rename to output_decimal.
5220 (output_flush_on, output_format): Don't export.
5221 (output_verbatim, verbatim): Declare.
5223 2000-07-08 Toon Moene <toon@moene.indiv.nluug.nl>
5225 * fold-const.c (extract_muldiv) case PLUS_EXPR, MINUS_EXPR:
5226 Check whether c divides op1 exactly if operation is not
5229 2000-07-08 Richard Henderson <rth@cygnus.com>
5231 * final.c (final): Do not abort when reg-stack introduces
5234 2000-07-08 Zack Weinberg <zack@wolery.cumb.org>
5236 * cpplib.h (struct cpp_name): Now struct cpp_string.
5237 (CPP_INT, CPP_FLOAT, CPP_NUMBER, CPP_COMMENT,
5238 CPP_HEADER_NAME): Change to type S.
5239 (struct cpp_token): Rename 'name' field to 'str'. Add 'node'
5240 field, a cpp_hashnode *. All references to val.name updated
5241 to use val.str or val.node as appropriate.
5242 (struct cpp_reader): Add spec_nodes field.
5243 (cpp_idcmp): Now cpp_ideq; takes a token * and a char *.
5245 * cpphash.h (struct spec_nodes): New.
5246 (enum spell_type): Reorder. Only SPELL_STRING tokens use
5247 val.str. All references to 'spelling > SPELL_NONE' updated to
5250 (CPP_IN_SYSTEM_HEADER): Check pfile->buffer and
5251 pfile->buffer->inc are not NULL before dereferencing them.
5253 * cpplex.c (parse_name): Take a pointer to the current token,
5254 plus current position and limit as args; return the new
5255 position; don't copy the text of a name into the string
5256 buffer, instead call cpp_lookup and store the node pointer.
5257 If extending a token, copy out the text of the old into a
5258 scratch buffer, append the new, look that up and store the new
5259 node pointer. Inline.
5260 (maybe_paste_with_next): If the result of paste is a NAME,
5261 then look up the pasted text and store its node pointer.
5262 (lex_line): Adjust for new parse_name interface.
5263 Check for L"str", L'str' using spec_nodes->n_L.
5264 (spell_token): SPELL_IDENT tokens have their spelling in
5265 val.node->name. Handle SPELL_STRING tokens that don't have
5267 (_cpp_expand_name_space,
5268 (can_paste): Check for L ## "str" using spec_nodes->n_L.
5269 (cpp_get_token, special_symbol): No need to call cpp_lookup.
5270 (cpp_idcmp): Now cpp_ideq; take a token * and a const char *;
5271 return 1=equal 0=not, not a tristate.
5273 * cpphash.c (var_args_str): Delete.
5274 (find_param): Compare node fields directly.
5275 (is__va_args__): Use CPP_PEDANTIC. Just compare
5276 token->val.node with spec_nodes->n__VA_ARGS__.
5277 (dump_funlike_macro): Don't use var_args_str.
5279 * cpplib.c (_cpp_check_directive): Just walk through
5280 spec_nodes->dirs comparing pointers.
5281 (get_define_node, do_pragma_poison, detect_if_not_defined,
5282 parse_ifdef): The identifier has already been looked up.
5283 (do_ifdef, do_ifndef): parse_ifdef won't return a poisoned
5285 (do_if): Only call detect_if_not_defined at beginning of file.
5286 (_cpp_parse_assertion): Only copy string pointers for
5287 SPELL_STRING tokens.
5288 (pragma_dispatch): Take a node pointer and examine its name
5290 (_cpp_init_stacks): Also initialize the spec_nodes structure.
5292 * cppinit.c (cpp_reader_init): Call _cpp_init_stacks after
5294 (cpp_cleanup): Free pfile->spec_nodes. Call _cpp_cleanup_* in
5295 reverse order from the corresponding _cpp_init_* routines.
5297 * cppexp.c (parse_number, parse_charconst, parse_defined,
5298 lex): Check val.node->type instead of calling cpp_defined.
5299 Use spec_nodes entries where appropriate.
5301 * fix-header.c, scan-decls.c: Update for interface changes.
5303 2000-07-08 Geoffrey Keating <geoffk@cygnus.com>
5305 * config/rs6000/rs6000.c (rs6000_emit_move): Fix conditions for
5306 emitting aux_truncdfsf2.
5308 2000-07-03 Donn Terry (donnte@microsoft.com)
5310 * cppinit.c (print_help): split overlong line into ISO C89
5313 2000-07-07 Zack Weinberg <zack@wolery.cumb.org>
5315 * cppexp.c: Update all code for new lexer interface.
5316 (op_t, operator codes, struct token, tokentab2, op_to_str): Remove.
5317 (struct suffix, vsuf_1, vsuf_2, vsuf_3, op_to_prio): New.
5318 * cpplex.c (token_names): Trim leading CPP_ from names; make
5319 the strings unsigned.
5320 (_cpp_spell_operator): New.
5321 (is_macro_disabled): Disable all macros if rescanning
5323 (_cpp_get_directive_token): Remove.
5325 * cppinit.c: Don't set no_macro_expand.
5326 * cpplib.c (read_line_number, do_line): Check only for EOF,
5328 * cpphash.h: Update prototypes.
5329 * cpplib.h (CPP_VSPACE): Remove.
5330 (struct cpp_reader): Remove no_macro_expand.
5332 2000-07-08 Neil Booth <NeilB@earthling.net>
5334 * cpphash.c (is__va_args__): New function.
5335 (count_params): Fix line reported in error messages. Use
5336 is__va_args__. Don't return ')' on error. Flag GNU style
5337 rest args macro definitions.
5338 (parse_define): Check macro name is not __VA_ARGS__.
5339 (save_expansion): Check identifier in non-varargs-macro is
5340 not __VA_ARGS__. Don't flag GNU_VARARGS.
5341 * cpplex.c (parse_args): Accept no argument iff GNU_REST_ARGS.
5342 (maybe_paste_with_next): Use per-macro GNU_REST_ARGS rather
5343 than per-token GNU_VARARGS.
5344 * cpplib.h (GNU_VARARGS): Remove.
5345 (GNU_REST_ARGS): New.
5347 Sat Jul 8 01:38:25 MET DST 2000 Jan Hubicka <jh@suse.cz>
5349 * i386.md (call_pop, call, call_value_pop): Do not set
5350 current_function_uses_pic_offset_table for calls to static
5351 functions or indirect calls.
5353 2000-07-07 Jim Wilson <wilson@cygnus.com>
5355 * config/ia64/ia64.c (rws_access_reg): New local write_count. If
5356 is_predicate_reg, then take max write_count of register pair.
5358 2000-07-07 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5360 * tradcpp.c (main): Rename label `include' to `add_include' to
5361 avoid conflicts with variable `include' in traditional C.
5363 2000-07-07 Jakub Jelinek <jakub@redhat.com>
5365 * integrate.c (copy_insn_list): Remove REG_LABEL notes.
5367 2000-07-07 Jakub Jelinek <jakub@redhat.com>
5369 * sibcall.c (uses_addressof): Add INMEM argument, check for
5370 current_function_internal_arg_pointer outside of MEM rtxs in addition
5372 (sequence_uses_addressof): Update caller.
5374 2000-07-07 Zack Weinberg <zack@wolery.cumb.org>
5376 * tradcpp.c (initialize_builtins): Honor NO_BUILTIN_SIZE_TYPE
5379 2000-07-07 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5381 * system.h (UNION_INIT_ZERO): New macro for initializing union
5384 * cpplex.c (placemarker_token, eof_token): Use UNION_INIT_ZERO.
5386 2000-07-07 Neil Booth <NeilB@earthling.net>
5390 Fri Jul 7 07:47:35 2000 Jeffrey A Law (law@cygnus.com)
5392 * final.c (final): Detect out of bounds array access to
5393 the insn_lengths array.
5395 2000-07-07 Kazu Hirata <kazu@hxi.com>
5397 * fold-const.c (fold): Fix a comment typo.
5399 2000-07-07 Neil Booth <NeilB@earthling.net>
5401 * cpp.texi: Update to new lexer.
5403 2000-07-06 Zack Weinberg <zack@wolery.cumb.org>
5405 * tradcpp.c: New file.
5406 * tradcif.y: New file.
5407 * tradcif.c: New generated file.
5409 * Makefile.in: Add rules to build tradcpp.o, tradcif.o,
5410 $(srcdir)/tradcif.c. Add tradcpp to STAGESTUFF and
5411 dependencies of C. Install tradcpp from install-common, in
5414 2000-07-06 Zack Weinberg <zack@wolery.cumb.org>
5416 * cppinit.c: Include cppdefault.h. Refer to
5417 cpp_GCC_INCLUDE_DIR and cpp_GCC_INCLUDE_DIR_len, not directly
5418 to GCC_INCLUDE_DIR and its length.
5419 (SIZE_TYPE, PTRDIFF_TYPE, WCHAR_TYPE,
5420 USER_LABEL_PREFIX, REGISTER_PREFIX, struct default_include,
5421 STANDARD_INCLUDE_DIR, STANDARD_INCLUDE_COMPONENT): Move to
5423 (include_defaults_array): Move to cppdefault.c.
5425 * cppdefault.h: New file.
5426 * cppdefault.c: New file.
5428 * Makefile.in (LIBCPP_OBJS): Add cppdefault.o.
5429 (cppinit.o): Don't apply $(PREPROCESSOR_DEFINES) to this file.
5430 (cppdefault.o): New rule; apply $(PREPROCESSOR_DEFINES) to
5433 Thu Jul 6 18:30:36 2000 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
5435 * reload.c (push_reload): When seeing if can reuse a register,
5436 check extra registers against widest of INMODE and OUTMODE.
5438 2000-07-06 Neil Booth <NeilB@earthling.net>
5440 * cpplib.c: (_cpp_parse_assertion): Perform hash lookups
5441 based on full length of predicate.
5443 2000-07-06 Hans-Peter Nilsson <hp@axis.com>
5445 * timevar.c: [HAVE_SYS_RESOURCE_H]: Include <sys/resource.h>.
5446 [NEED_DECLARATION_GETRUSAGE]: Declare getrusage.
5448 2000-07-05 Kazu Hirata <kazu@hxi.com>
5450 * h8300-proto.h: Fix formatting.
5451 * h8300.c: Likewise.
5452 * h8300.h: Likewise.
5454 2000-07-05 Jim Wilson <wilson@cygnus.com>
5456 * config/ia64/ia64.h (HARD_REGNO_MODE_OK): If FR_REGNO_P, disallow
5459 2000-07-05 Rodney Brown <RodneyBrown@pmsc.com>
5461 * invoke.texi: Fix minor typos
5462 * md.texi: Fix minor typos
5464 2000-07-05 Zack Weinberg <zack@wolery.cumb.org>
5466 * cpplib.c (_cpp_parse_assertion): Fix buffer overrun.
5468 2000-07-04 Zack Weinberg <zack@wolery.cumb.org>
5470 * cpplex.c: Don't include sys/mman.h.
5471 (cpp_push_buffer, cpp_pop_buffer): Moved to cpplib.c.
5473 * cpplib.c: Include sys/mman.h and obstack.h.
5474 (cpp_push_buffer): Moved from cpplex.c; allocate buffers on an
5476 (cpp_pop_buffer): Moved from cpplex.c; free buffers from an obstack.
5477 (_cpp_unwind_if_stack): Now static, unwind_if_stack. Don't
5478 bother freeing if stack entries (they will be freed with their buffer).
5479 (do_endif): Free if stack entries from the buffer obstack.
5480 (push_conditional): Allocate if stack entries from the buffer obstack.
5482 (find_answer): Rename to _cpp_find_answer.
5483 (do_assert, do_unassert): Update.
5485 * cpphash.h: Update prototypes.
5486 (xobnew): New convenience macro.
5487 * cpplib.h (struct cpp_reader): Add hash_ob and buffer_ob fields.
5489 (struct cpp_hashnode): Remove disabled field.
5491 * cppinit.c: Don't include hashtab.h or splay-tree.h.
5492 (report_missing_guard): Moved to cppfiles.c.
5493 (cpp_reader_init): Call cpp_init_stacks, cpp_init_macros,
5495 (cpp_cleanup): Call cpp_cleanup_stacks, cpp_cleanup_macros,
5496 cpp_cleanup_includes. Don't destroy hashtab or
5497 all_include_files here.
5498 (cpp_finish): Use _cpp_report_missing_guards.
5500 * cppfiles.c (report_missing_guard): Moved from cppinit.c.
5501 (_cpp_init_include_table): Rename _cpp_init_includes.
5502 (_cpp_cleanup_includes, _cpp_report_missing_guards): New.
5504 * cppexp.c (parse_assertion): Update for new name of
5507 * Makefile.in (cpplib.o, cpphash.o, cppinit.o): Update deps.
5509 2000-07-04 Zack Weinberg <zack@wolery.cumb.org>
5511 * cpplib.c (do_ident): s/VSPACE/EOF/
5513 2000-07-05 Neil Booth <NeilB@earthling.net>
5515 * cpplex.c: Fix trigraph replacement within strings.
5517 2000-07-04 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5519 * rs6000/aix.h (ASM_GENERATE_INTERNAL_LABEL): Fix format specifier.
5521 * xcoffout.c (assign_type_number): Constify.
5522 (xcoffout_source_file): Add static prototype. Don't needlessly
5523 cast away const-ness.
5525 2000-07-04 Jason Merrill <jason@redhat.com>
5527 * frame.h (frame_state): Move base_offset to end.
5529 Mon Jul 3 21:31:43 2000 Clinton Popetz <cpopetz@cygnus.com>
5531 * calls.c (emit_library_call_value_1): Revert previous change.
5533 2000-07-03 Zack Weinberg <zack@wolery.cumb.org>
5535 * fix-header.c (struct partial_proto): Remove unnecessary fields.
5536 (recognized_extern, recognized_function, read_scan_file):
5537 Update for new scheme.
5538 (check_protection): It's still a multiple include guard even
5539 if it doesn't always trigger.
5540 * scan-decls.c (skip_to_closing_brace, scan_decls): Update for
5542 * scan.h: Declare struct cpp_token. Update prototypes.
5544 2000-07-03 Neil Booth <neilb@earthling.net>
5545 Zack Weinberg <zack@wolery.cumb.org>
5547 Complete overhaul of the lexer and macro expander.
5549 * cpphash.c (object_defn, funct_defn, push_macro_expansion,
5550 arg, arglist, argdata, reflist, collect_objlike_expansion,
5551 collect_funlike_expansion, collect_params,
5552 warn_trad_stringify, trad_stringify, duplicate_arg_p, add_pat,
5553 unsafe_chars, macarg, compare_defs, special_symbol,
5554 scan_arguments, stringify, funlike_macroexpand,
5555 _cpp_quote_string, monthnames): Delete.
5556 (cpp_lookup, _cpp_free_definition, dump_funlike_macro,
5557 _cpp_create_definition, _cpp_dump_definition,
5558 dump_hash_helper): Adjust.
5559 (find_param, count_params, parse_define, var_args_str,
5560 check_macro_redefinition, save_expansion): New.
5562 * cpplex.c (skip_block_comment, skip_line_comment, parse_name,
5563 parse_string, output_line_command, trigraph_replace,
5564 lex_line, cpp_push_buffer, cpp_pop_buffer, cpp_output_tokens,
5565 cpp_scan_buffer_nooutput, cpp_scan_buffer, cpp_free_toklist,
5566 cpp_idcmp, _cpp_get_directive_token, _cpp_init_input_buffer,
5567 _cpp_skip_rest_of_line): Modify.
5569 (maybe_macroexpand, skip_comment, copy_comment, skip_string,
5570 find_position, null_warning, bump_column, expand_name_space,
5571 pedantic_whitespace, _cpp_output_list, _cpp_slice_toklist,
5572 _cpp_squeeze_toklist, _cpp_scan_until, _cpp_skip_hspace,
5573 _cpp_parse_name, _cpp_lex_token, cpp_get_non_space_token,
5574 _cpp_prescan): Delete.
5576 (dump_param_spelling, process_directive, lex_next,
5577 is_macro_disabled, stringify_arg, expand_context_stack,
5578 output_token, make_string_token, alloc_number_token,
5579 special_symbol, duplicate_token, maybe_paste_with_next,
5580 can_paste, prevent_macro_expansion, restore_macro_expansion,
5581 get_temp_token, release_temp_tokens, quote_string,
5582 token_names, token_spellings, _cpp_expand_name_space,
5583 _cpp_glue_header_name, _cpp_reserve_name_space,
5584 digraph_spellings, trigraph_ok, skip_whitespace, save_comment,
5585 placemarker_token, eof_token, cpp_context, macro_args,
5586 get_raw_token, parse_arg, parse_args, save_token,
5587 push_arg_context, push_macro_context, pop_context,
5588 do_pop_context, free_macro_args, _cpp_get_line,
5589 _cpp_run_directive): New.
5591 * cpplib.c (validate_else, parse_include, push_conditional,
5592 pass_thru_directive, read_line_number, parse_ifdef,
5593 detect_if_not_defined, _cpp_check_directive, do_define,
5594 do_undef, do_include, do_import, do_include_next, do_error,
5595 do_warning, do_ident, do_pragma, pragma_dispatch, gcc_pragmas,
5596 top_pragmas, do_pragma_gcc, do_pragma_implementation,
5597 do_pragma_poison, do_pragma_system_header,
5598 do_pragma_dependency, do_sccs, do_ifdef, do_ifndef, do_else,
5599 dl_elif, do_endif, _cpp_unwind_if_stack, do_assert,
5600 do_unassert, cpp_define, cpp_undef, cpp_assert, cpp_unassert,
5601 cpp_defined): Update for new scheme.
5602 (strtoul_for_line, get_define_node, dump_macro_name,
5603 _cpp_check_linemarker, _cpp_parse_assertion): New.
5604 (_cpp_handle_directive, do_pragma_default): Delete.
5606 * cpphash.h (struct predicate): Now struct answer.
5607 (enum spell_type, struct token_spelling, struct directive,
5608 directive_handler): New.
5609 Update prototypes. Remove unused macros.
5610 * cpplib.h: Update prototypes. Remove unused macros,
5611 structure definitions, and fields.
5613 * cpperror.c (print_containing_files, v_message): Adjust.
5614 * cppexp.c (parse_assertion, lex, parse_escape,
5615 _cpp_parse_expr): Adjust.
5616 * cppfiles.c (open_include_file, _cpp_execute_include,
5617 _cpp_compare_file_date, cpp_read_file, read_include_file):
5619 * cppinit.c (dump_special_to_buffer): Delete.
5620 (append_include_chain, merge_include_chains, cpp_reader_init,
5621 cpp_cleanup, initialize_builtins, builtin_array, cpp_start_read,
5622 cpp_finish, handle_option, print_help): Adjust.
5623 * cppmain.c (main): Adjust.
5625 2000-07-03 Zack Weinberg <zack@wolery.cumb.org>
5627 * cppspec.c (lang_specific_driver): Use double quotes in error
5630 Mon Jul 3 16:53:43 2000 Clinton Popetz <cpopetz@cygnus.com>
5632 * calls.c (emit_library_call_value_1): Use valreg instead
5633 of hard_libcall_value.
5635 2000-07-03 Geoff Keating <geoffk@cygnus.com>
5637 * config/rs6000/rs6000.c (rs6000_emit_move): New function.
5638 * config/rs6000/rs6000-proto.h: Prototype rs6000_emit_move.
5639 * config/rs6000/rs6000.md (movsi): Use rs6000_emit_move.
5647 * expmed.c (expand_mult_highpart): Use op1 instead of wide_op1 when
5648 mode instead of wider_mode is being used.
5650 2000-07-03 Jakub Jelinek <jakub@redhat.com>
5652 * config/i386/i386.md (movstrictqi_xor): Use 'q' constraint instead
5653 of 'r'. Use q_regs_operand.
5654 (andsi_1+2): Use q_regs_operand.
5656 2000-07-03 Jakub Jelinek <jakub@redhat.com>
5658 * builtins.c (get_memory_rtx): Always put into alias set 0.
5660 2000-07-03 Nick Clifton <nickc@cygnus.com>
5662 * config/arm/arm.md: Fix post increment and pre increment
5663 peepholes so that they do not generate UNPREDICATBLE opcodes.
5664 (ie ones where the increment clobbers the source/destination).
5666 2000-07-01 Marek Michalkiewicz <marekm@linux.org.pl>
5668 * config/avr/avr.c (out_adj_frame_ptr): Make "frame pointer
5669 change too big for -mtiny-stack" a warning, if larger than 63.
5670 (out_set_stack_ptr): Change the logic so -mno-interrupts is
5671 always safe to use on possible future devices.
5672 (function_prologue): Write SPH before SPL, for consistency.
5673 If interrupt_func_p true, we know we have enabled interrupts.
5674 (avr_num_arg_regs): New function. Round up to even number of
5675 bytes if no -mpack-args or if calling a libgcc function.
5676 (function_arg, function_arg_advance): Use it.
5677 (output_movsisf, ashlsi3_out, ashrsi3_out, lshrsi3_out):
5678 Output "movw" if available.
5679 (out_tsthi, out_tstsi, ashlqi3_out, lshrqi3_out): Change uses
5680 of TEST_HARD_REG_CLASS macro to test_hard_reg_class function.
5681 (asm_output_section_name): Add blanks for consistent output.
5682 (encode_section_info): Set TREE_READONLY for progmem data to
5683 avoid gas warnings about changed section attributes.
5684 (avr_hard_regno_mode_ok): Force non-QImode data to start in
5685 even numbered registers on devices with "movw".
5686 * config/avr/avr.h (MASK_*): Define bits for target_flags.
5687 (TARGET_SWITCHES): Mark help strings for translation.
5688 Add new -mpack-args and -menhanced switches.
5689 (TARGET_OPTIONS): Mark help strings for translation.
5690 (progmem_section): Add section attributes.
5691 * config/avr/avr.md (*movhi, call_insn, call_value_insn):
5692 Output "movw" if available.
5693 (mulqi3, mulqihi3, umulqihi3, mulhi3, *tablejump_enh):
5695 * config/avr/libgcc.S (_mulqi3, _divqi3): Update to the new
5696 call convention (arguments aligned on even registers).
5697 (_cleanup, _exit): Make weak symbols libc can override.
5699 2000-07-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5701 * fp-bit.h: New file.
5703 * fp-bit.c: Move common code, prototypes, etc into fp-bit.h.
5704 Comment #endif statements.
5705 (__thenan_sf, __thenan_df): Add missing braces around initializer.
5707 Mon Jul 3 00:32:47 2000 Jeffrey A Law (law@cygnus.com)
5709 * gcse.c (compute_pre_data): Compute ae_kill using other local
5710 properties instead of calling compute_ae_kill.
5712 * alias.c (init_alias_analysis): Do not call
5713 prologue_epilogue_contains until after reload has completed.
5715 2000-07-02 Benjamin Chelf <chelf@codesourcery.com>
5717 * c-common.h (genrtl_begin_compound_stmt): Remove declaration.
5718 (genrtl_finish_compound_stmt): Likewise.
5719 (genrtl_compound_stmt): Change to return void.
5721 * c-semantics.c (genrtl_begin_compound_stmt): Remove function and
5722 move code from here to ...
5723 (genrtl_compound_stmt): ... here.
5724 (genrtl_finish_compound_stmt): Remove.
5725 (expand_stmt): Add comment.
5727 2000-07-02 Zack Weinberg <zack@wolery.cumb.org>
5729 * c-typeck.c (build_indirect_ref): Use COMPLETE_OR_VOID_TYPE_P
5732 2000-07-02 Jakub Jelinek <jakub@redhat.com>
5734 * cpplib.h (struct cpp_reader): New field include_depth.
5735 (struct cpp_printer): Rename last_bsd to last_id.
5736 * cppfiles.c (read_include_file): Bump include_depth.
5737 * cpplex.c (cpp_pop_buffer): Decrement include_depth.
5738 (output_line_command): Output correct #line if a header
5739 is including itself and is not protected against multiple inclusion.
5740 Use include_depth instead of buffer_stack_depth, last_id instead of
5742 * cppinit.c (cpp_start_read): Initialize last_id instead of
5745 2000-07-01 Benjamin Chelf <chelf@codesourcery.com>
5747 * Makefile.in (C_AND_OBJC_OBJS): Added c-semantics.o.
5748 (c-semantics.o): New target.
5750 * c-common.h (TREE_LANG_FLAG_?): Added documentation.
5751 (genrtl_do_pushlevel): Moved from cp/cp-tree.h.
5752 (genrtl_clear_out_block): Likewise.
5753 (genrtl_goto_stmt): Likewise.
5754 (genrtl_expr_stmt): Likewise.
5755 (genrtl_decl_stmt): Likewise.
5756 (genrtl_if_stmt): Likewise.
5757 (genrtl_while_stmt): Likewise.
5758 (genrtl_do_stmt): Likewise.
5759 (genrtl_return_stmt): Likewise.
5760 (genrtl_for_stmt): Likewise.
5761 (genrtl_break_stmt): Likewise.
5762 (genrtl_continue_stmt): Likewise.
5763 (genrtl_scope_stmt): Likewise.
5764 (genrtl_switch_stmt): Likewise.
5765 (genrtl_case_label): Likewise.
5766 (genrtl_begin_compound_stmt): Likewise.
5767 (gerntl_finish_compound_stmt): Likewise.
5768 (genrtl_compound_stmt): Likewise.
5769 (genrtl_asm_stmt): Likewise.
5770 (genrtl_decl_cleanup): Likewise.
5771 (DECL_ANON_UNION_ELEMS): Likewise.
5772 (emit_local_var): Likewise.
5773 (make_rtl_for_local_static): Likewise.
5774 (expand_cond): Likewise.
5775 (expand_stmt): Likewise.
5776 (c_expand_return): Likewise.
5777 (c_expand_start_case): Likewise.
5778 (do_case): Likewise.
5779 (COMPOUND_STMT_NO_SCOPE): Likewise.
5780 (c_expand_asm_operands): Likewise.
5781 (NEW_FOR_SCOPE_P): New macro.
5782 (expand_expr_stmt_fn): New type.
5784 (set_current_function_name_declared): Likewise.
5785 (current_function_name_declared): Likewise.
5786 (lang_expand_stmt): Likewise.
5787 (stmts_are_full_exprs_p): Likewise.
5788 (anon_aggr_type_p): Likewise.
5789 (lang_expand_expr_stmt): Likewise.
5790 (build_case_label): Likewise.
5792 * c-decl.c (lang_expand_expr_stmt): Initialize.
5793 (stmts_are_full_exprs_p): Define.
5794 (current_function_name_declared): Likewise.
5795 (do_case): Likewise.
5796 (lang_expand_stmt): Likewise.
5797 (set_current_function_name_declared): Likewise.
5798 (anon_aggr_type_p): Likewise.
5800 * c-semantics.c: New file.
5801 (expand_cond): Moved from cp/semantics.c.
5802 (genrtl_do_pushlevel): Likewise.
5803 (genrtl_clear_out_block): Likewise.
5804 (genrtl_goto_stmt): Likewise.
5805 (genrtl_expr_stmt): Likewise.
5806 (genrtl_decl_stmt): Likewise.
5807 (genrtl_if_stmt): Likewise.
5808 (genrtl_while_stmt): Likewise.
5809 (genrtl_do_stmt): Likewise.
5810 (genrtl_return_stmt): Likewise.
5811 (genrtl_for_stmt): Likewise.
5812 (genrtl_break_stmt): Likewise.
5813 (genrtl_continue_stmt): Likewise.
5814 (genrtl_scope_stmt): Likewise.
5815 (genrtl_switch_stmt): Likewise.
5816 (genrtl_case_label): Likewise.
5817 (genrtl_begin_compound_stmt): Likewise.
5818 (genrtl_finish_compound_stmt): Likewise.
5819 (genrtl_compound_stmt): Likewise.
5820 (genrtl_asm_stmt): Likewise.
5821 (genrtl_decl_cleanup): Likewise.
5822 (make_rtl_for_local_static): Moved from cp/decl.c.
5823 (emit_local_var): Likewise.
5824 (expand_stmt): Define.
5826 * c-tree.h: (c_expand_asm_operands): Moved to c-common.h.
5827 (c_expand_return): Likewise.
5828 (c_expand_start_case): Likewise.
5830 2000-07-01 Richard Henderson <rth@cygnus.com>
5832 * config/ia64/ia64.c (symbolic_operand): Reject CONST expressions
5833 with the low 13 bits set.
5834 (move_operand): Check for CONST|SYMBOL_REF|LABEL_REF directly.
5835 * config/ia64/ia64.md (movdi): Likewise. Expand a CONST with one
5836 of the low 13 bits into a CONST plus an adddi3.
5837 (load_symptr): Set RTX_UNCHANGING_P.
5839 See ChangeLog.3 for earlier changes.