1 2000-08-15 Richard Earnshaw <rearnsha@arm.com>
3 ARM support for unordered FP operations.
4 * arm-protos.h (arm_comparison_operator): Declare.
5 * arm.c (arm_comparison_operator): New function.
6 (arm_select_cc_mode): Add unordered comparison codes.
7 (get_arm_condition_code): Likewise.
8 (arm_final_prescan_insn): Can't handle unordered jumps that can't
10 * arm.h (PREDICATE_CODES): Add arm_comparison_operator.
11 * arm.md (all uses of comparison_operator): Replace with
12 arm_comparison_operator.
13 (bunordered, bordered, bugt, bunlt, bunge, bunle, buneq, bltgt): New
15 (arm_buneq, arm_bltgt, arm_buneq_reversed, arm_bltgt_reveresed): New
18 Tue Aug 15 00:36:36 2000 Ovidiu Predescu <ovidiu@cup.hp.com>
20 * gthr-posix.h: Conditionally include <sched.h>; include
21 <config.h> from libobjc/.
23 2000-08-14 Richard Henderson <rth@cygnus.com>
25 * config/i386/i386.c (legitimize_pic_address): Use Pmode
28 2000-08-14 Richard Henderson <rth@cygnus.com>
30 * configure.in (ia64-*): Set float_format for i386 long double.
32 * real.c (GET_REAL): Treat 128-bit INTEL_EXTENDED_IEEE_FORMAT
33 as we would for i386 XFmode.
35 (endian, ereal_atof, real_value_truncate): Likewise.
36 (ereal_isneg, toe64, etens, make_nan): Likewise.
37 * real.h (REAL_VALUE_TO_TARGET_LONG_DOUBLE): Likewise.
39 * config/ia64/ia64-protos.h: Update.
40 * config/ia64/ia64.c (general_tfmode_operand): New.
41 (destination_tfmode_operand): New.
42 (tfreg_or_fp01_operand): New.
43 (ia64_split_timode): New.
44 (spill_tfmode_operand): New.
45 (ia64_expand_prologue): Use TFmode not XFmode.
46 (ia64_expand_epilogue): Likewise.
47 (ia64_function_arg): Likewise.
48 (ia64_function_arg_advance): Likewise.
49 (ia64_return_in_memory): Likewise.
50 (ia64_function_value): Likewise.
51 (ia64_print_operand): Likewise.
52 (ia64_register_move_cost): Set GR<->FR to 5.
53 (ia64_secondary_reload_class): Get GR for TImode memory op.
54 * config/ia64/ia64.h (ROUND_TYPE_SIZE): Remove.
55 (ROUND_TYPE_ALIGN): Remove.
56 (LONG_DOUBLE_TYPE_SIZE): Set to 128.
57 (INTEL_EXTENDED_IEEE_FORMAT): Define.
58 (HARD_REGNO_NREGS): Use TFmode, not XFmode.
59 (HARD_REGNO_MODE_OK): Likewise. Disallow TImode in FRs.
60 (MODES_TIEABLE_P): Use TFmode, not XFmode.
61 (CLASS_MAX_NREGS): Likewise.
62 (ASM_OUTPUT_LONG_DOUBLE): Output by 4 byte hunks.
63 (PREDICATE_CODES): Update.
64 * config/ia64/ia64.md (movti): New.
65 (movti_internal): Use a clobber for memory alternatives.
66 (reload_inti, reload_outti): New.
67 (movsfcc_astep): Predicate properly.
68 (movdfcc_astep): Likewise.
71 (extendsftf2, extenddftf2): New.
72 (trunctfsf2, trunctfdf2): New.
73 (floatditf2, fix_trunctfdi2): New.
74 (floatunsditf2, fixuns_trunctfdi2): New.
75 (addtf3, subtf3, multf3, abstf2): New.
76 (negtf2, nabstf2, mintf3, maxtf3): New.
77 (maddtf3, msubtf3, nmultf3, nmaddtf3): New.
79 (fr_spill): Use TFmode, not XFmode.
80 (fr_restore): Likewise.
81 * config/ia64/lib1funcs.asm (__divtf3): New.
82 * config/ia64/t-ia64 (LIB1ASMFUNCS): Add it.
84 2000-08-14 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
86 * cse.c (fold_rtx): Avoid empty body in an if-statement.
88 * doloop.c (doloop_iterations_max, doloop_modify): Avoid using the
89 `U' integer constant suffix.
91 * dwarf2out.c (add_subscript_info): Avoid empty body in an
94 * sparc/sol2.h (__enable_execute_stack): Prototype.
96 2000-08-14 David Edelsohn <edelsohn@gnu.org>
98 * collect2.c: Remove use of AIX import file.
100 * longlong.h: Test ARCH_PWR not ARCH_POWER.
102 * rs6000.c (print_operand, case 'E'): Add else.
104 2000-08-14 Richard Henderson <rth@cygnus.com>
106 * config/ia64/ia64.md (movdi): Delay calling ia64_expand_load_address.
107 (movdi_symbolic): New.
109 2000-08-14 Jim Wilson <wilson@cygnus.com>
111 * config/ia64/ia64.h (ASM_SPEC): Pass -mconstant-gp and -mauto-pic
112 to GNU as. For Intel as, pass -M const_gp and -M no_plabel.
113 * config/ia64/linux.h (ASM_SPEC): Pass -mconstant-gp and -mauto-pic
116 2000-08-14 Richard Henderson <rth@cygnus.com>
118 * expr.c (emit_group_load): Don't force constants into registers.
119 Special case source already in the correct mode.
121 2000-08-14 Zack Weinberg <zack@wolery.cumb.org>
123 * configure.in: Accept *-*-linux* not just *-*-linux-gnu*.
124 * fixinc/inclhack.def: Likewise.
125 * fixinc/mkfixinc.sh: Likewise.
126 * configure: Regenerate.
127 * fixinc/fixincl.x: Regenerate.
128 * install.texi: Document equivalence of linux and linux-gnu.
130 Mon Aug 14 18:51:44 2000 J"orn Rennecke <amylaar@cygnus.co.uk>
132 * cse.c (insert_regs): Also in REG case: When finding an invalid
133 value, and we make a new quantity, make sure that it won't be
134 mistaken by for a valid one by mention_regs.
136 2000-08-13 Ralf Gütlein <ralf.guetlein@aranea.de>
138 * h8300.md: Remove obsolete peepholes.
140 2000-08-13 Kazu Hirata <kazu@hxi.com>
142 * invoke.texi (H8/300 Options): Fix typos.
143 * config/h8300.c: Fix formatting.
144 * config/h8300.h: Fix comment typos.
145 (OVERRIDE_OPTIONS): Fix formatting.
147 * function.c: Fix formatting.
149 * cse.c: Fix formatting.
151 2000-08-13 Geoff Keating <geoffk@cygnus.com>
153 * flow.c (attempt_auto_inc): Remove unused variable `bb'.
154 (attempt_auto_inc): Suppress parentheses warning.
155 * function.c (put_reg_into_stack): Remove unused variable `unsigned_p'.
156 * loop.c (load_mems): Remove `u' suffix in two places.
157 * config/rs6000/rs6000.c: Remove unnecessary `u' suffixes from
159 * config/rs6000/rs6000.h: Likewise.
160 * config/rs6000/sol-c0.c: Prototype some functions. Remove the
161 __eabi dummy routine.
162 * config/rs6000/sysv4.h (ASM_DECLARE_FUNCTION_NAME): Remove unused
165 * config/rs6000/rs6000.c (rs6000_select_section): Rewrite to
166 not put stuff in .sdata unnecessarily.
167 (rs6000_unique_section): New function.
168 * config/rs6000/rs6000-protos.h: Add rs6000_unique_section.
169 * config/rs6000/sysv4.h (UNIQUE_SECTION): Define.
171 * c-typeck.c (build_array_ref): Don't complain about non-lvalue
172 arrays in C99. Don't try to look at DECL_REGISTER of a
173 COMPONENT_REF. Don't complain twice about the same error.
175 * fixinc/inclhack.def (aix_pthread): New fix.
176 (aix_sysmachine): New fix.
177 * fixinc/fixincl.x: Regenerate.
179 * expr.c (expand_expr): Call convert_modes when turning a large
180 multiply into a small one.
182 2000-08-12 Geoff Keating <geoffk@cygnus.com>
184 * tree.h (DECL_OFFSET_ALIGN): Make the off_align field of
185 the tree structure an exponent rather than an explicit alignment
186 so it doesn't overflow.
187 (SET_DECL_OFFSET_ALIGN): New macro.
188 * stor-layout.c (place_union_field): Use SET_DECL_OFFSET_ALIGN
189 rather than DECL_OFFSET_ALIGN.
190 (place_field): Likewise.
191 * expmed.c (store_bit_field): Abort on align==0 to avoid
192 antisocial machine behaviour.
194 2000-08-12 Richard Henderson <rth@cygnus.com>
196 * sibcall.c (uses_addressof): Accept both addressof and
197 current_function_internal_arg_pointer inside a mem.
198 (optimize_sibling_and_tail_recursive_call): Fail tail recursion
199 if current_function_uses_addressof.
200 * stmt.c (expand_return): Kill tail recursion and HAVE_return
203 2000-08-11 Richard Henderson <rth@cygnus.com>
205 * config/ia64/ia64.md (addsi3): Remove expander.
206 (subsi3, mulsi3, negsi2, one_cmplsi2): Likewise.
207 (*addsi3_shladd): New.
209 2000-08-11 Richard Henderson <rth@cygnus.com>
211 * config/ia64/ia64.c (do_spill): Pass cfa offset to move expander.
212 (do_restore): Likewise.
213 (gen_movdi_x, gen_fr_spill_x, gen_fr_restore_x): New.
214 (ia64_expand_prologue, ia64_expand_epilogue): Use them.
215 (rtx_needs_barrier): Track actual bit manipulation for
216 ar.unat moves, gr_spill, and gr_restore.
217 (emit_insn_group_barriers): Special case gr_spill/gr_restore.
218 (process_set): Don't handle varargs spills.
219 * config/ia64/ia64.md (gr_spill): Accept cfa offset. Emit
220 .mem.offset here instead of in process_set.
221 (gr_restore): Likewise.
223 2000-08-11 Richard Henderson <rth@cygnus.com>
225 * config/ia64/ia64.h (PROMOTE_MODE): Only extend to SImode.
227 2000-08-11 Mark Elbrecht <snowball3@bigfoot.com>
229 * gcc.texi (The Configuration File): Document
230 COLLECT2_HOST_INITIALIZATION, GCC_DRIVER_HOST_INITIALIZATION, and
231 UPDATE_PATH_HOST_CANONICALIZATION.
233 2000-08-11 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
235 * c-parse.in (cast_expr): Avoid -Wstrict-prototype warnings for
236 unprototyped function pointer casts on integer constants.
238 2000-08-11 Laurynas Biveinis <lauras@softhome.net>
240 * fixproto: Recognize DOS paths with drive letters as absolute paths.
242 2000-08-11 Nathan Sidwell <nathan@codesourcery.com>
244 * extend.texi (Volatiles): Fix typos.
246 2000-08-11 Kazu Hirata <kazu@hxi.com>
248 * flow.c: Fix formatting.
250 2000-08-11 Richard Henderson <rth@cygnus.com>
252 * reload.c (push_secondary_reload): When invoking a reload_{in,out}
253 pattern, always allocate a tertiary scratch register.
255 * config/alpha/alpha.md (reload_inqi): Use a DImode scratch.
256 (reload_inhi): Likewise.
258 2000-08-11 Richard Henderson <rth@cygnus.com>
260 * function.c (put_reg_into_stack): Allow type to be NULL.
261 (schedule_fixup_var_refs): Likewise.
262 (gen_mem_addressof): Allow decl to be NULL.
263 (put_addressof_into_stack): Likewise.
265 * flow.c (merge_blocks_nomove): Be more careful about
266 locating the beginning of block A.
268 * combine.c (simplify_shift_const): Obey SHIFT_COUNT_TRUNCATED.
270 Thu Aug 10 22:47:09 2000 Ovidiu Predescu <ovidiu@cup.hp.com>
275 * config.in: Reverted the check for <sched.h>.
277 2000-08-10 Chris Demetriou <cgd@sibyte.com>
279 * mips/elf.h (CTOR_SECTION_NAME, DTOR_SECTION_NAME): New
280 macros define the name of CTOR and DTOR sections.
281 (CTOR_LIST_BEGIN, CTOR_LIST_END, DTOR_LIST_BEGIN,
282 DTOR_LIST_END): Change to use attributes to specify
284 * mips/elf64.h (CTOR_SECTION_NAME, DTOR_SECTION_NAME,
285 (CTOR_LIST_BEGIN, CTOR_LIST_END, DTOR_LIST_BEGIN,
286 DTOR_LIST_END): Same as in mips/elf.h.
288 2000-08-10 Drew Moseley <dmoseley@redhat.com>
290 * config/mn10300/mn10300.h: Added no-crt0 option for explicitly
291 disabling just crt0.o.
293 2000-08-10 Richard Earnshaw <rearnshaw@arm.com> & Nick Clifton <nickc@cygnus.com>
295 * arm.h (CPP_SPEC): Use sub-spec cpp_interwork.
296 (CPP_INTERWORK_SPEC, CPP_INTERWORK_DEFAULT_SPEC): New sub-specs.
297 (EXTRA_SPECS): Add them.
298 * arm/lib1funcs.asm: Support builds for interworking.
299 Use macros to eliminate duplicated pieces of code.
301 2000-08-10 Kazu Hirata <kazu@hxi.com>
303 * h8300.c (expand_a_rotate): New.
304 (emit_a_rotate): Likewise.
305 (h8300_adjust_insn_length): Add support for the rotate insns.
306 * h8300.md (rotlqi3): New.
307 (*rotlqi3_1): Likewise.
309 (*rotlhi3_1): Likewise.
311 (*rotlhi3_1): Likewise.
312 * h8300-proto.h: Add prototypes for expand_a_rotate and
315 * h8300.c: Fix comment typos.
316 (dosize): Declare the variable amount as unsigned.
317 (get_shift_alg): Fix a comparison between signed and unsigned.
318 (emit_a_shift): Likewise.
319 (h8300_adjust_insn_length): Simplify the code.
321 * c-decl.c: Fix formatting.
323 2000-08-10 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
325 * c-lex.c (parse_float, yylex): For -Wtraditional, issue a
326 warning about non-traditional numeric constant suffixes.
328 * cppexp.c (parse_number): Likewise.
330 * invoke.texi: (-Wtraditional): Document new behavior.
332 Thu Aug 10 00:11:04 2000 Ovidiu Predescu <ovidiu@cup.hp.com>
334 * gthr-posix.h: Include auto-host.h. Conditionally include
336 * configure.in: Check for the <sched.h> header file.
337 * config.in: Added define for HAVE_SCHED_H.
339 2000-08-09 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
341 * c-typeck.c (process_init_element): For -Wtraditional, warn about
342 initialization of unions.
344 * invoke.texi (-Wtraditional): Document new behavior.
346 2000-08-09 Zack Weinberg <zack@wolery.cumb.org>
348 * configure.in (--enable-c-cpplib): Uncomment. Use AC_DEFINE
349 instead of extra_c_flags.
350 (--enable-c-mbchar): Use AC_DEFINE instead of extra_c_flags.
351 * configure: Regenerate.
352 * config.in: Regenerate.
354 * cpperror.c (cpp_type2name): New function.
355 * cpplex.c (lex_line): If we issued an error for an invalid
356 preprocessing directive, discard that logical line.
357 * cpplib.c (do_line): Call a hook function if the current file
359 (do_ident): Pass the contents of the string, not the entire
360 token, to the callback function.
361 * cpplib.h (CPP_LAST_PUNCTUATOR): New #define.
362 (cb.rename_file): New hook function.
363 (cb.ident): Adjust prototype.
364 (cpp_type2name): Prototype.
365 * cppmacro.c (dump_macro_args): Correct precedence lossage.
367 * cppmain.c (cb_ident): Update for changed interface.
368 (cb_rename_file): New function.
369 (main): Set rename callback.
371 2000-08-09 Alexandre Oliva <aoliva@redhat.com>
373 * caller-save.c (mark_referenced_regs): Mark partially-overwritten
374 multi-word registers.
376 2000-08-08 Joseph S. Myers <jsm28@cam.ac.uk>
378 * c-common.c (combine_strings, check_format_info): Refer to ISO C
379 or ISO C89 instead of ANSI C.
380 * c-decl.c (grokdeclarator, xref_tag, finish_struct,
381 build_enumerator, do_case): Likewise.
382 * c-lex.c (parse_float, yylex): Likewise.
383 * c-parse.in: Likewise.
384 * c-typeck.c (common_type, build_array_ref, build_binary_op,
385 build_unary_op, pedantic_lvalue_warning, build_conditional_expr,
386 build_c_cast, convert_for_assignment, set_init_index,
387 set_init_label, c_expand_start_case): Likewise.
388 * toplev.c (documented_lang_options, display_help): Likewise.
390 2000-08-08 Kazu Hirata <kazu@hxi.com>
392 * h8300.c: Fix formatting.
394 * h8300.md: Likewise.
395 (movsi_h8300hs): Fix formatting of the resulting assembly code.
397 * reload1.c: Fix formatting.
399 2000-08-08 Rodney Brown <RodneyBrown@mynd.com>
401 * alpha/alpha.c (alpha_emit_xfloating_libcall):
402 Use GEN_CALL_VALUE define.
403 * alpha/alpha.md (untyped_call): Use GEN_CALL define.
404 * clipper/clipper.md (untyped_call): Likewise.
405 * dsp16xx/dsp16xx.md (untyped_call): Likewise.
406 * fx80/fx80.md (untyped_call): Likewise.
407 * mips/mips.md (untyped_call): Likewise.
408 * ns32k/ns32k.md (untyped_call): Likewise.
409 * pa/pa.md (untyped_call): Likewise.
410 * romp/romp.md (untyped_call): Likewise.
411 * sparc/sparc.md (untyped_call): Likewise.
413 2000-08-08 Jason Eckhardt <jle@cygnus.com>
415 * config/i860/i860.c (singlemove_string): Do not generate assembler
416 pseudo instructions that must be expanded (that is, with signed
417 constants larger than 16 bits).
419 2000-08-08 Richard Henderson <rth@cygnus.com>
421 * flow.c (life_analysis): Only turn off PROP_LOG_LINKS and
422 PROP_AUTOINC at -O0. Don't collect alias info at -O0.
423 (init_propagate_block_info): Don't kill memory stores at -O0.
424 (mark_set_1, mark_used_regs): Likewise.
426 2000-08-08 David Edelsohn <edelsohn@gnu.org>
428 * rs6000.c (optimization_options): Decorate 'level' as
430 (mask64_operand): Remove sign-extend thinko.
431 (rldic_operand): New function.
432 (load_multiple_operation): regno's are unsigned ints.
433 (store_multiple_operation): Likewise.
434 (lmw_operation): Likewise.
435 (stmw_operation): Likewise.
436 (includes_lshift_p): shift_mask is unsigned int.
437 (includes_lshift64_p): New function.
438 (addrs_ok_for_quad_peep): unsigned int reg1.
439 (print_operand): Consistently add "else" after
440 output_operand_lossage().
441 (print_operand, case 'b'): Fold in case 'W'.
442 (print_operand, case 'W'): Print rldic MB value.
443 (output_epilogue): Update Objective-C language string.
444 (output_toc): unsigned HOST_WIDE_INT low, compare unsigned.
445 * rs6000.h (PREDICATE_CODES): Add rldic_operand.
446 * rs6000.md (ashldi3): Add rldic instruction.
447 (iordi3, xordi3): Remove redundant "else if CONST_DOUBLE".
448 (cmpsi_internal2, cmpdi_interal2): Use 'b' output template
451 2000-08-08 Richard Henderson <rth@cygnus.com>
453 * config/ia64/ia64-protos.h: Remove duplicates. Update
454 for massive code rearrangements.
455 * config/ia64/ia64.c (ia64_arpfs_regno): Remove.
456 (ia64_rp_regno, ia64_fp_regno, ia64_input_regs): Remove.
457 (ia64_local_regs, ia64_need_regstk): Remove.
458 (ar_ccv_reg_operand): New.
459 (ia64_gp_save_reg): New.
460 (struct ia64_frame_info): Combine most of the size elements;
461 add new gr save elements.
462 (find_gr_spill): New.
463 (next_scratch_gr_reg): New.
464 (mark_reg_gr_used_mask): New.
465 (ia64_compute_frame_size): Rewrite. Allocate special AR regs
466 to GR backing store regs when possible.
467 (ia64_initial_elimination_offset): New.
468 (ia64_rap_fp_offset): Remove.
469 (save_restore_insns): Remove.
470 (setup_spill_pointers): New.
471 (finish_spill_pointers): New.
472 (spill_restore_mem): New.
473 (do_spill, do_restore): New.
474 (ia64_expand_prologue): Rewrite to use them.
475 (ia64_expand_epilogue): Likewise.
476 (ia64_direct_return): Update for current_frame_info changes.
477 (ia64_function_prologue): Simplify .prologue emission. Emit
479 (ia64_setup_incoming_varargs): Don't ever emit rtl.
480 (ia64_dbx_register_number): New.
481 (ia64_initialize_trampoline): New.
482 (ia64_secondary_reload_class): Request GR_REGS for integer
483 arithmetic destined for FR_REGS.
484 (ia64_init_machine_status): Don't reset return_address_pointer_rtx.
485 (ia64_mark_machine_status): Mark ia64_gp_save.
486 (rws_access_regno): Rename from rws_access_reg; don't treat
487 predicates specially.
488 (rws_access_reg): New. Update all callers.
489 (rtx_needs_barrier): Remove dead unspecs.
490 (ia64_epilogue_uses): Mark ar.pfs and ar.unat live on exit.
491 (ia64_encode_section_info): Silence signed/unsigned warnings.
492 (spill_offset, sp_offset, spill_offset_emitted): Remove.
493 (tmp_reg, tmp_saved): Remove.
494 (process_set): Rewrite to expect complicated bits via
495 REG_FRAME_RELATED_EXPR.
496 (ia64_expand_fetch_and_op): Use emit_move_insn; be explicit
497 in the use of ar.ccv; never set RTX_UNCHANGING_P.
498 (ia64_expand_op_and_fetch): Likewise.
499 (ia64_expand_compare_and_swap): Likewise.
500 (ia64_expand_builtin): Likewise.
501 * config/ia64/ia64.h (AR_UNAT_REGNUM): New.
502 (FIRST_PSEUDO_REGISTER): Update.
503 (AR_M_REGNO_P): Update.
504 (FIXED_REGS): Don't mark three local registers as used.
505 (EXTRA_CC_MODES): New.
506 (SELECT_CC_MODE): New.
507 (HARD_REGNO_NREGS): Allow DImode in p0; handle CCImode.
508 (HARD_REGNO_MODE_OK): Disallow CCImode from non-predicates.
509 (FRAME_GROWS_DOWNWARD): Unset.
510 (STARTING_FRAME_OFFSET): Zero.
511 (ELIMINABLE_REGS): Eliminate from the soft to hard frame pointer.
512 (INITIAL_ELIMINATION_OFFSET): Defer to out of line function.
513 (HARD_FRAME_POINTER_REGNUM): New.
514 (CAN_DEBUG_WITHOUT_FP): Define.
515 (TRAMPOLINE_TEMPLATE): Remove.
516 (TRAMPOLINE_SIZE): Lower to 32.
517 (TRAMPOLINE_ALIGNMENT): Lower to 64.
518 (INITIALIZE_TRAMPOLINE): Defer to out of line function.
519 (PREDICATE_CODES): Update.
520 (struct machine_function): Add ia64_gp_save.
521 * config/ia64/ia64.md: Purge unused unspecs.
522 (movsi patterns): Allow moves to/from AR_M_REGS.
523 (movdi patterns): Allow moves to/from p0.
524 (call patterns): Move most setjmp hackery to ia64_gp_save_reg.
525 (gr_spill, gr_restore): Indicate ar.unat read/written.
526 (nonlocal_goto): Don't pass old frame_pointer.
527 (nonlocal_goto_receiver): Remove.
528 (exception_receiver): New.
529 (builtin_setjmp_setup): New.
530 (builtin_setjmp_receiver): New.
531 * config/ia64/lib1funcs.asm (__ia64_save_stack_nonlocal): Bundle.
532 (__ia64_nonlocal_goto): Bundle. Don't kill r7.
533 (__ia64_restore_stack_nonlocal): Likewise.
534 (__ia64_trampoline): New.
535 * config/ia64/sysv4.h (DBX_REGISTER_NUMBER): Defer to out of line
537 * config/ia64/t-ia64 (LIB1ASMFUNCS): Add __trampoline.
539 2000-08-08 Richard Henderson <rth@cygnus.com>
541 * frame.h (ia64_frame_state): Add my_psp.
542 * libgcc2.c (ia64_throw_helper): Add throw_sp argument.
543 (__throw): Pass it in. Don't clobber r7.
544 * config/ia64/frame-ia64.c (init_ia64_reg_loc): Mark inline.
545 (execute_one_ia64_descriptor) [mem_stack_v]: Sets psp.when
546 and nothing to do with sp.
547 (normalize_reg_loc): Use frame->my_psp.
548 (frame_translate): Handle frame-pointer-less functions. Set
549 spill_base correctly, in absence of being told.
550 (__build_ia64_frame_state): New sp argument. Fill in frame->my_sp.
551 (__ia64_backtrace_helper): New sp argument. Use
552 builtin_return_address instead of label addresses.
553 (print_record) [mem_stack_v]: No size member.
555 2000-08-08 Richard Henderson <rth@cygnus.com>
557 * regclass.c (choose_hard_reg_mode): Iterate over all CC modes.
559 2000-08-08 Richard Henderson <rth@cygnus.com>
561 * tm.texi (LOCAL_REGNO): Document.
562 * flow.c (LOCAL_REGNO, EPILOGUE_USES): Provide default.
563 (mark_regs_live_at_end): Don't mark LOCAL_REGNO registers.
564 * reload1.c (reload): Likewise when considering nonlocal labels.
566 * config/ia64/ia64.h (LOCAL_REGNO): New.
567 * config/sparc/sparc.h (LOCAL_REGNO): New.
569 2000-08-08 Joseph S. Myers <jsm28@cam.ac.uk>
571 * c-lex.c (yylex): Don't allow integer suffixes 'LUL', 'Ll', 'lL'.
573 2000-08-07 Nick Clifton <nickc@redhat.com>
575 * config/mips/mips.c: Fix compile time warning messages.
576 * config/mips/mips-protos.h: Add prototype for equality_op.
578 * mn10300.h (TARGET_SWITCHES): Document `-mam33'.
580 2000-08-07 Graham Stott <grahams@cygnus.co.uk>
582 * mn10300.md: Use nonimmediate_operand instead of general_operand
585 * mn10300.h (PREFERRED_RELOAD_CLASS): Limit memory reloads.
587 2000-08-07 Alexandre Oliva <aoliva@redhat.com>
589 * sh.h (EXTRA_CONSTRAINT_Q): Adjust to GNU Coding Standards.
590 * sh.c (expand_block_move): Break long lines.
591 (expand_ashiftrt, fpscr_set_from_mem): Likewise.
592 * sh.md (mulsi3): Likewise.
593 (movdi): Adjust spacing.
595 2000-08-07 Richard Henderson <rth@cygnus.com>
597 * expmed.c (store_bit_field): Don't require MEM_IN_STRUCT_P.
598 * expr.c (emit_group_store): Don't set it.
600 2000-08-07 Kazu Hirata <kazu@hxi.com>
602 * invoke.texi (Options for Debugging Your Program or GCC): Remove
603 duplicate entries for 'w' and 'z'.
605 * flow.c: Fix a comment typo.
607 Sun Aug 6 23:47:35 2000 Ovidiu Predescu <ovidiu@cup.hp.com>
609 * c-parse.in: Changed the language string for Objective-C to "GNU
612 Sun Aug 6 11:54:03 2000 Ovidiu Predescu <ovidiu@cup.hp.com>
614 * gthr-posix.h: Integrated Chris Ball's <cball@fmco.com> changes
615 to improve the Posix thread support for Objective-C.
617 2000-08-06 Joseph S. Myers <jsm28@cam.ac.uk>
619 * c-common.h (enum c_tree_index): Add CTI_SIGNED_SIZE_TYPE and
620 CTI_UNSIGNED_PTRDIFF_TYPE.
621 (signed_size_type_node): Define.
622 (unsigned_ptrdiff_type_node): Define.
623 * c-decl.c (init_decl_processing): Create the
624 signed_size_type_node and unsigned_ptrdiff_type_node types.
625 * c-common.c (T_SC): Define.
628 (print_char_table): Use T_SST for %zd, %zi, %zn. Use T_UPD for
629 %to, %tu, %tx, %tX. Allow %hhn (T_SC). Add "c" to the flags for
631 (scan_char_table): Use T_SC for %hhd, %hhi, %hhn. Use T_SST for
632 %zd, %zi, %zn. Use T_UPD for %to, %tu, %tx, %tX. Add "c" to the
633 flags for %c, %s and %[.
634 (check_format_info): Only allow leniency for signedness of targets
635 of character pointers (when pedantic) for formats flagged with
636 "c", so for strings but not for %hh formats. When pedantic, don't
637 allow character pointers to substitute for void pointers if a
638 second level of indirection is present.
640 2000-08-06 Kazu Hirata <kazu@hxi.com>
642 * invoke.texi (Options for Debugging Your Program or GCC): Update
643 the names of dump files.
645 * h8300.c (dosize): Rearrange code for conciseness.
646 (split_adds_subs): Likewise.
648 * loop.c: Fix formatting.
650 * dwarf2out.c: Fix formatting.
652 * tm.texi (FUNCTION_ARG_PARTIAL_NREGS): Fix a typo.
654 * expr.c: Fix formatting.
656 2000-08-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
658 * rs6000.c (rs6000_maybe_dead): Prototype.
660 2000-08-06 Richard Henderson <rth@cygnus.com>
662 * stmt.c (expand_goto): Do virtual_stack_vars_rtx replacement for
663 HAVE_nonlocal_goto as well.
664 * config/i960/i960.md (nonlocal_goto): Don't do it here.
665 * config/pj/pj.md (nonlocal_goto): Likewise.
667 2000-08-07 Michael Hayes <mhayes@cygnus.com>
669 * loop.c (try_swap_copy_prop): New function.
670 (load_mems): Rename copies to load_copies and add new regset
671 store_copies. Check for sets of shadow registers and mark
672 in store_copies. Call try_swap_copy_prop for registers
673 marked in store_copies.
675 Sun Aug 6 00:54:42 2000 Ovidiu Predescu <ovidiu@cup.hp.com>
677 * objc/objc-act.c: New command line option -fconstant-string-class
678 to allow specifying a user defined constant string class,
679 different from NXConstantString.
681 * toplev.c: Moved the Objective-C specific options to
684 * objc/lang-options.h: Moved the Objective-C specific options from
685 toplev.c. Added -fconstant-string-class.
687 2000-08-05 Chris Demetriou <cgd@sibyte.com>
689 * mips/elf.h (CTOR_LIST_BEGIN, CTOR_LIST_END,
690 DTOR_LIST_BEGIN, DTOR_LIST_END): change type of
691 __CTOR_LIST__ from func_ptr array to just func_ptr, to
692 avoid extra alignment imposed on arrays.
693 * mips/elf64.h (CTOR_LIST_BEGIN, CTOR_LIST_END,
694 DTOR_LIST_BEGIN, DTOR_LIST_END): Likewise.
696 * mips.h: Clean up comments and spacing near MASKs.
697 (TARGET_UNIX_ASM): Delete.
698 (MASK_MIPS16, MASK_NO_CHECK_ZERO_DIV, MASK_CHECK_RANGE_DIV,
699 MASK_UNINIT_CONST_IN_RODATA): Change values to make mask
702 2000-08-05 Joseph S. Myers <jsm28@cam.ac.uk>
704 * c-common.c (print_char_table): Add entries for the X/Open '
705 format flag (print decimals with locale's thousands grouping
706 character). Make %C expect wint_t.
707 (check_format_info): If pedantic, warn when the %n$ operand
708 number form is used. Allow for the ' flag; warn about it if
711 2000-08-05 Zack Weinberg <zack@wolery.cumb.org>
713 * i386.h (FUNCTION_OK_FOR_SIBCALL): Not OK if DECL's return
714 type is a float mode, cfun->decl's return type is not, and
715 TARGET_FLOAT_RETURNS_IN_80387.
717 2000-08-04 Andreas Schwab <schwab@suse.de>
719 * cppmain.c (cb_def_pragma): Skip the first two tokens from the
720 token list, which are always `#' and `pragma'.
722 2000-08-04 Zack Weinberg <zack@wolery.cumb.org>
724 * tree.c (tree_expr_nonnegative_p): Move to...
725 * fold-const.c: ... here. Also handle BIND_EXPR and RTL_EXPR.
726 (rtl_expr_nonnegative_p): New.
727 * tree.h: Add prototype for rtl_expr_nonnegative_p.
729 * real.h (CONST_DOUBLE_LOW, CONST_DOUBLE_HIGH, CONST_DOUBLE_MEM,
730 CONST_DOUBLE_CHAIN: Move to...
731 * rtl.h: ...here. Use XCINT/XCEXP.
733 * Makefile.in: Remove toplev.o from OBJS. Add rule to make
734 libbackend.a; add libbackend.a to STAGESTUFF. Add BACKEND
735 variable. Use BACKEND when linking cc1, not OBJS. Add BACKEND
738 * objc/Make-lang.in (cc1obj): Link with $(BACKEND).
740 2000-08-05 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
742 * config/c4x/c4x.md (return_indirect_internal): New.
743 * config/c4x/c4x.c (c4x_expand_epilogue): Use it.
745 2000-08-04 Joseph S. Myers <jsm28@cam.ac.uk>
747 * c-common.c (time_char_table): Mark up formats added in C99 and
748 make other corrections. %D and %g were added in C99. %Og is an
749 extension. %EX is permitted. %R, %T, %n, %r, %t were added in
750 C99. %e was added in C99. %Oj is an extension. %G and %z are in
751 C99 rather than GNU extensions, but %OG and %Oz are extensions.
752 %h was added in C99. %C was added in C99. %OY and %OC are
753 extensions. Add the C99 format %F.
754 (check_format_info): If pedantic and not in C99 mode, warn for C99
757 Fri Aug 4 23:01:58 2000 J"orn Rennecke <amylaar@cygnus.co.uk>
759 * function.c (schedule_fixup_var_refs): New function, broken out
760 of put_reg_into_stack.
761 (put_reg_into_stack): Use it.
762 (put_var_into_stack): In CONCAT case, fixup up references for
763 components only after fixing up references to the whole concat.
765 2000-08-04 Rodney Brown <RodneyBrown@pmsc.com>
767 * alias.c (mark_constant_function): Use INSN_P.
768 (init_alias_analysis): Likewise.
769 * combine.c (combine_instructions): Use INSN_P.
770 (can_combine_p): Likewise.
771 (try_combine): Likewise.
772 (distribute_notes): Likewise.
773 (distribute_links): Likewise.
774 * cse.c (cse_around_loop): Use INSN_P.
775 (invalidate_skipped_block): Likewise.
776 (cse_set_around_loop): Likewise.
777 (cse_end_of_basic_block): Likewise.
778 (delete_trivially_dead_insns): Likewise.
779 * emit-rtl.c (unshare_all_rtl_again): Use INSN_P.
780 (unshare_all_rtl_1): Likewise.
781 (next_cc0_user): Likewise.
782 (try_split make_insn_raw): Likewise.
783 (remove_unnecessary_notes): Likewise.
784 * final.c (shorten_branches): Use INSN_P.
785 (leaf_renumber_regs): Likewise.
786 (leaf_renumber_regs_insn): Likewise.
787 * flow.c (find_label_refs): Use INSN_P.
788 (verify_wide_reg): Likewise.
789 (notice_stack_pointer_modification): Likewise.
790 (count_or_remove_death_notes): Likewise.
791 (verify_flow_info): Likewise.
792 (clear_log_links): Likewise.
793 * function.c (fixup_var_refs_insns): Use INSN_P.
794 (compute_insns_for_mem): Likewise.
795 * gcse.c (alloc_gcse_mem): Use INSN_P.
796 (compute_sets): Likewise.
797 (compute_hash_table): Likewise.
798 (classic_gcse): Likewise.
800 (insert_insn_end_bb): Likewise.
801 (delete_null_pointer_checks_1): Likewise.
802 * global.c (expand_preferences): Use INSN_P.
803 (build_insn_chain): Likewise.
804 * graph.c (node_data): Use INSN_P.
805 * haifa-sched.c (priority): Use INSN_P.
806 (rm_line_notes): Likewise.
807 (rm_other_notes): Likewise.
808 (find_insn_reg_weight): Likewise.
809 (init_target_units): Likewise.
810 (schedule_block): Likewise.
811 (compute_block_forward_dependences): Likewise.
812 (debug_dependencies): Likewise.
813 (set_priorities): Likewise.
814 * integrate.c (function_cannot_inline_p): Use INSN_P.
815 (save_parm_insns): Likewise.
816 (copy_insn_list): Likewise.
817 * jump.c (mark_all_labels): Use INSN_P.
818 (never_reached_warning): Likewise.
819 * lcm.c (optimize_mode_switching): Use INSN_P.
820 * local-alloc.c (validate_equiv_mem): Use INSN_P.
821 (memref_used_between_p): Likewise.
822 (update_equiv_regs): Likewise.
823 (block_alloc): Likewise.
824 (no_conflict_p): Likewise.
825 * loop.c (scan_loop): Use INSN_P.
826 (find_and_verify_loops): Likewise.
827 (count_loop_regs_set): Likewise.
828 (loop_reg_used_before_p): Likewise.
829 (strength_reduce): Likewise.
830 (recombine_givs): Likewise.
831 (check_dbra_loop): Likewise.
832 (load_mems): Likewise.
833 (try_copy_prop): Likewise.
834 * print-rtl.c (print_rtx): Use INSN_P.
835 * recog.c (find_single_use): Use INSN_P.
836 * reg-stack.c (stack_regs_mentioned): Use INSN_P.
837 (next_flags_user): Likewise.
838 (swap_rtx_condition): Likewise.
839 * regmove.c (mark_flags_life_zones): Use INSN_P.
840 (optimize_reg_copy_1): Likewise.
841 (optimize_reg_copy_2): Likewise.
842 (optimize_reg_copy_3): Likewise.
843 (reg_is_remote_constant_p): Likewise.
844 (fixup_match_2): Likewise.
845 (regmove_optimize): Likewise.
846 (fixup_match_1): Likewise.
847 * regrename.c (build_def_use): Use INSN_P.
848 (replace_reg_in_block): Likewise.
849 (consider_use): Likewise.
850 * reload.c (find_equiv_reg): Use INSN_P.
851 * reload1.c (reload): Use INSN_P.
852 (maybe_fix_stack_asms): Likewise.
853 (calculate_needs_all_insns): Likewise.
854 (reload_as_needed): Likewise.
855 (emit_output_reload_insns): Likewise.
856 (delete_address_reloads_1): Likewise.
857 (reload_cse_regs_1): Likewise.
858 (reload_combine): Likewise.
859 (reload_cse_move2add): Likewise.
860 * reorg.c (redundant_insn): Use INSN_P.
861 (dbr_schedule): Likewise.
862 * resource.c (find_dead_or_set_registers): Use INSN_P.
863 (mark_target_live_regs): Likewise.
864 * rtlanal.c (reg_used_between_p): Use INSN_P.
865 (reg_referenced_between_p): Likewise.
866 (reg_set_between_p): Likewise.
867 (reg_set_p): Likewise.
868 (single_set): Likewise.
869 (multiple_sets): Likewise.
870 (find_last_value): Likewise.
871 (reg_set_last): Likewise.
872 (find_reg_note): Likewise.
873 (find_regno_note): Likewise.
874 * sibcall.c (sequence_uses_addressof): Use INSN_P.
875 * simplify-rtx.c (cselib_process_insn): Use INSN_P.
876 * ssa.c (find_evaluations): Use INSN_P.
877 (rename_block): Likewise.
878 (rename_equivalent_regs): Likewise.
879 * unroll.c (loop_find_equiv_value): Use INSN_P.
880 (set_dominates_use): Likewise.
881 * varasm.c (mark_constant_pool): Use INSN_P.
882 (mark_constants): Likewise.
883 * config/alpha/alpha.c (alpha_does_function_need_gp): Use INSN_P.
884 (alphaev4_next_group): Likewise.
885 (alphaev5_next_group): Likewise.
886 * config/c4x/c4x.c (c4x_process_after_reload): Use INSN_P.
887 (c4x_rptb_rpts_p): Likewise.
888 * config/mips/mips.c (mips16_optimize_gp): Use INSN_P.
889 * config/rs6000/rs6000.c (uses_TOC): Use INSN_P.
890 (rs6000_adjust_priority): Likewise.
891 * config/sh/sh.c (sh_loop_align): Use INSN_P.
892 (machine_dependent_reorg): Likewise.
893 (split_branches): Likewise.
894 * config/tahoe/tahoe.c (tahoe_cmp_check): Use INSN_P.
896 Fri Aug 4 11:43:49 2000 John Wehle (john@feith.com)
898 * combine.c (recog_for_combine): Remove the old notes
899 prior to attempting to recognize the new pattern.
900 (distribute_notes): Ignore REG_NONNEG notes.
902 2000-08-04 Chandrakala Chavva <cchavva@redhat.com>
904 * varasm.c (output_constructor): Add .align 0 for packed vars.
906 2000-08-04 J. David Anglin <dave@hiauly1.hia.nrc.ca>
908 * configure.in: Use default thread_file even when enable_threads is
909 yes or dce because hpux10.20 pa port uses MULTILIB implementation.
910 * configure: Rebuilt.
912 * gthr-dce.h (__gthread_objc_condition_allocate): Fix typo.
914 2000-08-04 Donn Terry (donnte@microsoft.com)
916 * prefix.c (translate_name): Don't strip trailing DIR_SEPARATOR.
918 2000-08-04 Mark Elbrecht <snowball3@bigfoot.com>
920 * i386/x-djgpp: Delete code that conditionally modifies target_alias.
921 Delete code that conditionally modifies 'version'.
922 Delete X_CPPFLAGS. Add comment for SYSTEM_HEADER_DIR.
923 * i386/xm-djgpp.h (GCC_DRIVER_HOST_INITIALIZATION): New macro.
924 * gcc.c (main): Use it.
925 * config/i386/xm-djgpp.h (UPDATE_PATH_HOST_CANONICALIZE): New macro.
926 * prefix.c (update_path): Use it.
927 * i386/djgpp.h (STANDARD_INCLUDE_DIR): Define.
928 (MD_EXEC_PREFIX): Set to '/dev/env/DJDIR/bin/'.
929 (ASM_OUTPUT_SECTION_NAME): Add code attribute to sections containing
931 (SUPPORTS_WEAK, SUPPORTS_ONE_ONLY): Default to true.
932 (SUBTARGET_SWITCHES): Adjust.
933 (WCHAR_UNSIGNED, WCHAR_TYPE_SIZE, WCHAR_TYPE): Undefine before
935 (WINT_TYPE, SIZE_TYPE, PTRDIFF_TYPE): Define.
937 2000-08-04 Joseph S. Myers <jsm28@cam.ac.uk>
939 * c-common.h (flag_isoc94): Declare.
940 * c-decl.c (flag_isoc94): Define.
941 (c_decode_option): Set flag_isoc94 as appropriate.
942 * c-common.c (T_PD, T_IM, T_UIM): Define.
943 (format_char_info): Add tlen and jlen.
944 (print_char_table): Add entries for %t and %j. Allow %zn. Allow
946 (scan_char_table): Add entries for %t and %j. Allow %F. Allow
948 (time_char_table): Add NULL entries for %t and %j.
949 (check_format_info): Allow for %t and %j. Warn for %F if pedantic
950 and not C99. Warn for %lc, %ls and %l[ if pedantic and not C94.
951 Warn for printf %lf if pedantic and not C99. Don't warn for empty
952 precision. Allow precision argument to be unsigned int. If
953 pedantic, warn for %p passed an argument not a pointer to possibly
954 qualified void or a possibly qualified character type, and for
955 pointer targets of the wrong sign, except for character pointers.
957 2000-08-04 Joseph S. Myers <jsm28@cam.ac.uk>
959 * ginclude/stddef.h: Don't declare wint_t unless __need_wint_t.
960 * c-common.h (enum c_tree_index): Add CTI_WINT_TYPE.
961 (wint_type_node): Define.
962 * c-decl.c (WINT_TYPE): Define.
963 (init_decl_processing): Create the wint_type_node type.
964 * c-common.c (T_WI): Define.
965 (print_char_table): Use T_WI for %lc format.
967 2000-08-04 Bruce Korb <bkorb@gnu.org>
969 * fixinc/: Verified that the MSDOS patch does not break
970 the UNIX functionality and applied the next three patches
973 2000-07-28 Eli Zaretskii <eliz@is.elta.co.il>
975 * fixinc/fixfixes.c (main) [__MSDOS__]: Avoid overwriting the
976 output file with the temporary one by appending ".X" to generate
977 the temporary fuile's name. If the output file already has an
978 extension, replace it with ".X".
980 * fixinc/fixincl.c (fix_with_system) [__MSDOS__]: Use $ORIGDIR,
981 not $DESTDIR, to find applyfix. Use sprintf instead of snprintf;
982 reallocate the command buffer while copying the command-line
983 argument. Redirect the output directly to the temporary file,
984 instead of going through another temporary file.
985 (process): Close the temporary file before unlinking it.
986 (machine_matches) [__MSDOS__]: If the machine doesn't match, set
987 the FD_SKIP_TEST flag. Pay attention to the FD_MACH_IFNOT flag.
988 (run_compiles): Pass p_fixd argument to machine_matches, as it
991 * fixinc/fixincl.sh: Export ORIGDIR. If $DJDIR is set in the
992 environment, assume there are no symlinks in the include
993 directory. When cleaning up the DONE files, look for them
994 case-insensitively. Don't try to remove symlinks if they aren't
997 * fixinc/fixlib.c (make_raw_shell_str): Accept new argument smax;
998 all callers changed. Declare pz "const char *", to avoid compiler
1001 * fixinc/fixlib.h (ENV_TABLE): Get ORIGDIR from the environment.
1002 Change prototype of make_raw_shell_str.
1004 2000-07-27 Eli Zaretskii <eliz@is.elta.co.il>
1006 * fixinc/fixincl.c [__MSDOS__]: Don't include "server.h".
1007 (initialize) [__MSDOS__]: Use tempnam.
1008 (initialize): Don't use SIGPIPE if it is not defined.
1010 * fixinc/fixfixes.c (main) [__MSDOS__]: freopen for stdout should
1013 2000-07-25 Bruce Korb <bkorb@gnu.org>
1015 * fixinc/fix*.[ch]: substantially reworked to make it possible
1016 to run this program without using fork(2) or pipe(2) (i.e. in
1019 2000-08-04 Joseph S. Myers <jsm28@cam.ac.uk>
1021 * cppdefault.h (WINT_TYPE): Define.
1022 * cppinit.c (builtin_array): Define __WINT_TYPE__.
1023 * tradcpp.c (initialize_builtins): Define __WINT_TYPE__.
1024 * tm.texi (NO_BUILTIN_WINT_TYPE, WINT_TYPE): Document.
1026 Fri Aug 4 06:53:46 2000 Clinton Popetz <cpopetz@cygnus.com>
1028 * (mips_legitimate_address_p): Don't allow register+offset
1029 if the offset is large and negative, and we are compiling
1030 for 64 bit registers.
1032 2000-08-04 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
1034 * gencodes.c (main): Define CODE_FOR_nothing as the last possible
1035 insn_code_number + 1.
1037 2000-08-04 Kazu Hirata <kazu@hxi.com>
1039 * h8300.c (function_prologue): Rearrange code for conciseness.
1040 (function_epilogue): Likewise.
1041 * h8300.h (OK_FOR_U): Fix formatting.
1043 * cse.c: Fix a comment typo. Fix formatting.
1045 2000-08-03 Richard Henderson <rth@cygnus.com>
1047 * config/i386/i386.md (return_indirect_internal): New.
1048 * config/i386/i386.c (ix86_expand_epilogue): Use it.
1050 2000-08-03 Zack Weinberg <zack@wolery.cumb.org>
1052 * cpplex.c (parse_name): Might have to glue a CPP_OTHER token
1054 (lex_line): Glue @ onto the beginning of identifiers and
1055 string constants, in Objective-C mode.
1056 (output_token, spell_token): Handle CPP_OSTRING.
1057 (can_paste, maybe_paste_with_next): Handle pasting @ onto the
1058 beginning of a NAME or a STRING, in objc mode.
1060 * cpplib.c (get_define_node): Do not permit identifiers that
1061 begin with @ to be #defined.
1062 * cppmacro.c (CAN_PASTE_AFTER): Add CPP_OTHER.
1063 * cpplib.h (TTYPE_TABLE): Add CPP_OSTRING.
1065 * c-lang.c, objc/objc-act.c (build_objc_string): Delete.
1066 * c-tree.h (build_objc_string): Delete prototype.
1067 * objc/objc-tree.def: Delete OBJC_STRING_CST.
1068 * c-lex.c (yylex): Use build_string for all three kinds of strings.
1070 * c-parse.in, objc/objc-act.c: Update commentary.
1072 2000-08-03 Mark Mitchell <mark@codesourcery.com>
1074 * extend.texi: Fix typo in last change.
1076 * extend.texi: Add commentary on statement-expressions and their
1077 interactions with C++.
1079 2000-08-03 Nick Clifton <nickc@cygnus.com>
1081 * dwarf2.h (DW_LANG_Java): Change value to 0x000b.
1082 * dwarf.h (LANG_JAVA): Change value to 0x000b.
1084 2000-08-03 Anthony Green <green@cygnus.com>
1086 * dwarf2out.c (gen_compile_unit_die): Add java language support.
1087 (add_bound_info): Check for java language.
1088 (is_java): New function.
1089 * dwarfout.c (output_compile_unit_die): Ditto.
1090 * dwarf.h (dwarf_source_language): Add java source language type.
1091 * dwarf2.h (dwarf_source_language): Ditto.
1093 Thu Aug 3 20:32:25 MET DST 2000 Jan Hubicka <jh@suse.cz>
1095 * reg-stack.c (subst_stack_regs_pat): Use replace_reg to swap
1098 * i386.c (ix86_expand_branch): Mode of comparison in
1099 IF_THEN_ELSE is VOIDmode.
1101 Thu Aug 3 10:05:53 2000 Akiko Matsushita <matusita@sra.co.jp>
1103 * gengenrtl.c, rtl.c: Avoid #elif.
1105 2000-08-03 Michael Poole <poole@troilus.org>
1107 * tm.texi (Register Classes): Clarify order of sub-initializers
1108 in REG_CLASS_CONTENTS.
1110 Thu Aug 3 15:53:03 2000 J"orn Rennecke <amylaar@cygnus.co.uk>
1112 From SAITOH Masanobu:
1113 * sh.h (ASM_OUTPUT_REG_PUSH): Fix syntax.
1115 2000-08-03 David Billinghurst <David.Billinghurst@riotinto.com.au>
1117 * config/i386/cygwin.h: Remove -remap from CPP_SPEC since this option
1118 is not supported by tradcpp and isn't actually needed for cygwin.
1120 2000-08-03 Kazu Hirata <kazu@hxi.com>
1122 * h8300.c: Fix a comment typo.
1123 * h8300.h (OK_FOR_U): Accept a 32-bit constant address on H8/S.
1125 * jump.c: Fix formatting.
1127 * toplev.c: Fix formatting.
1129 Thu Aug 3 01:05:32 2000 Jeffrey A Law (law@cygnus.com)
1131 * flow.c (find_auto_inc): Verify that we've got a REG before
1132 peeking at its regno. Fail, don't abort if we can't find
1133 the increment of the desired register.
1135 * pa.md (shadd height reduction patterns/splitters): Remove.
1137 2000-08-02 Jim Wilson <wilson@cygnus.com>
1139 * config/ia64/ia64-protos.h (flag_ssa): Declare.
1140 * config/ia64/ia64.md (movti_internal, movti_internal+1): New.
1142 2000-08-02 Mark Mitchell <mark@codesourcery.com>
1144 * dce.c: Remove all uses of assert.
1145 * dwarf2out.c: Likewise.
1146 * dwarfout.c: Likewise.
1149 2000-08-02 Zack Weinberg <zack@wolery.cumb.org>
1151 * gcc.h (lang_specific_driver): Constify second argument.
1152 * gcc.c (translate_options, process_command, main): Likewise.
1153 Constify variables to match. Cast second argument to
1156 * cppspec.c, gccspec.c: Adjust type of second argument to
1157 lang_specific_driver, and update code as necessary.
1159 2000-08-02 Jakub Jelinek <jakub@redhat.com>
1161 * loop.c (scan_loop): Ensure update_end label does not
1162 go away until reg_scan_update is run.
1164 2000-08-02 Zack Weinberg <zack@wolery.cumb.org>
1166 * c-common.h: Prototype min_precision and c_build_qualified_type here...
1167 * c-tree.h: ... not here.
1168 * errors.h: Prototype fancy_abort.
1170 * emit-rtl.c (gen_lowpart_common): Move variable 'c' into
1171 HOST_BITS_PER_WIDE_INT == 64 ifdef block.
1172 * regrename.c (regrename_optimize): Make control flow explicit.
1173 (replace_reg_in_block): Initialize reg_use to 0.
1175 * i386.c (legitimate_address_p): Rename error label to
1176 report_error to avoid namespace clash.
1178 2000-08-02 Kazu Hirata <kazu@hxi.com>
1180 * fold-const.c: Fix formatting.
1182 Wed Aug 2 16:26:15 MET DST 2000 Jan Hubicka <jh@suse.cz>
1184 * i386.c (legitimate_address_p): Accept other bases than
1185 pic_offset_table_rtx for GOTOFF constructs.
1187 Wed Aug 2 15:59:34 MET DST 2000 Jan Hubicka <jh@suse.cz>
1189 * i386.md (shift to lea splitter): Use const_int_operand.
1191 2000-08-02 Zack Weinberg <zack@wolery.cumb.org>
1193 * cppexp.c, cppinit.c, cpplex.c, cpplib.c, cppmacro.c,
1194 cppspec.c: Do not use 'legal' or 'illegal' in error messages
1197 * cppmain.c (cb_define, cb_undef): Don't generate any output
1198 if not done_initializing.
1199 * cpplex.c (maybe_paste_with_next): When the token after a ##
1200 is an omitted rest argument, only delete the token before it
1201 if that token is a comma. Do not warn about bogus token
1202 pastes for , ## rest_arg.
1205 * cpp.1: Regenerate.
1207 2000-08-02 Fred Fish <fnf@be.com>
1209 * config/i386/beos-elf.h (STARTFILE_SPEC): Add i386-mcount.o
1210 when user gives -p option. Add init_term_dyn.o for BeOS 5.0
1213 * config/i386/beos-elf.h (INCLUDE_DEFAULTS): Add additional
1214 Be directories to search path.
1216 Remove support for __declspec(dllimport) and __declspec(dllexport).
1217 This is leftover cruft from the earlier BeOS gcc port when BeOS
1218 used Microsoft's PE object file format.
1219 * configure.in (i*86-*-beoself): Remove extra_objs=winnt.o.
1220 * config/i386/t-beos (winnt.o): Remove Makefile frag.
1221 * config/i386/beos-elf.h (TARGET_NOP_FUN_DLLIMPORT): Remove.
1222 (VALID_MACHINE_DECL_ATTRIBUTE): Remove.
1223 (VALID_MACHINE_TYPE_ATTRIBUTE): Remove.
1224 (MERGE_MACHINE_DECL_ATTRIBUTES): Remove.
1225 (REDO_SECTION_INFO_P): Remove.
1226 (ASM_EXPORT_DECL): Remove.
1227 (ASM_DECLARE_FUNCTION_NAME): Remove.
1228 (ASM_DECLARE_OBJECT_NAME): Remove.
1229 (ASM_OUTPUT_ALIGNED_COMMON): Remove.
1230 (ASM_OUTPUT_ALIGNED_DECL_COMMON): Remove.
1231 (ASM_OUTPUT_ALIGNED_LOCAL): Remove.
1232 (STRIP_NAME_ENCODING): Remove.
1234 Remove support for obsolete version of BeOS that is no longer
1236 * configure.in (i*86-*-beospe*): Remove.
1237 * config/i386/beos-pe.h: Remove.
1239 2000-08-01 Jeffrey Oldham <oldham@codesourcery.com>
1240 Mark Mitchell <mark@codesourcery.com>
1242 * Makefile.in (OBJS): Added dce.o.
1243 (ssa.o): Updated target to include ssa.h.
1245 (toplev.o): Likewise.
1246 (dce.o): Created target.
1247 * basic-block.h: Added comments.
1248 (INVALID_BLOCK): Added definition.
1249 (connect_infinite_loops_to_exit): Added declaration.
1250 Moved SSA declarations to ssa.h.
1251 * flow.c: Added inclusion of ssa.h.
1252 (struct depth_first_search_dsS, depth_first_search_ds):
1254 (compute_immediate_postdominators): Added definition.
1255 (connect_infinite_loops_to_exit): Likewise.
1256 (flow_dfs_compute_reverse_init): Likewise.
1257 (flow_dfs_compute_reverse_add_bb): Likewise.
1258 (flow_dfs_compute_reverse_execute): Likewise.
1259 (flow_dfs_compute_reverse_finish): Likewise.
1260 * rtl.h (rtx/in_struct): Added use to determine insn necessity.
1261 (LABEL_P): Added definition.
1264 (BARRIER_P): Likewise.
1265 (JUMP_TABLE_DATA_P): Likewise.
1266 (INSN_DEAD_CODE_P): Likewise.
1267 * ssa.c: Replaced inclusions with ssa.h inclusion.
1268 (CONVERT_HARD_REGISTER_TO_SSA_P): Moved to ssa.h.
1269 (rename_registers): Removed unnecessary variables.
1270 * ssa.h: Created by moving declarations from ssa.c and
1272 * timevar.def: Defined TV_DEAD_CODE_ELIM.
1273 * toplev.c: Added ssa.h inclusion.
1274 (dump_file_index): Added DFI_dce.
1275 (dump_file): Added "dce" entry.
1277 (f_options): Added dce entry.
1278 * invoke.texi: Document -fdce. Emphasize experimental status of
1282 2000-08-01 Zack Weinberg <zack@wolery.cumb.org>
1284 * cpperror.c (v_message): Split into _cpp_begin_message and
1285 v_message macro. All callers updated.
1286 (_cpp_begin_message): Do inhibit_errors/inhibit_warnings
1289 * cppfiles.c (cpp_syshdr_flags): New function.
1290 (read_include_file): Don't call cpp_output_tokens. Call
1292 * cppinit.c (dump_macros_helper): Moved to cppmain.c.
1293 (cpp_reader_init): Don't initialize token_buffer. Call
1294 _cpp_init_internal_pragmas.
1295 (cpp_cleanup): Don't clear token_buffer.
1296 (cpp_start_read): Don't worry about output from -D processing.
1297 Don't call cpp_output_tokens.
1298 (cpp_finish): Don't dump macros here. Don't call
1300 * cppmacro.c (_cpp_dump_definition): Rename
1301 cpp_dump_definition. Write directly to a FILE *.
1302 (dump_funlike_macro): Delete.
1303 (dump_macro_args): New.
1305 * cpplex.c (TOKEN_LEN): Convert to inline function.
1306 (_cpp_grow_token_buffer, safe_fwrite, cpp_output_tokens,
1307 cpp_scan_line, _cpp_dump_list): Delete.
1308 (cpp_printf, cpp_output_list): New.
1309 (output_line_command): Don't worry about entering or leaving files.
1310 (cpp_scan_buffer): Just output each token as we hit it.
1311 (process_directive): Don't call cpp_output_tokens.
1312 (_cpp_glue_header_name): Don't use token_buffer.
1313 (output_token, dump_param_spelling): Write directly to a FILE *.
1315 * cpplib.c (pass_thru_directive, dump_macro_name,
1316 pragma_dispatch, do_pragma_gcc): Delete.
1317 (do_define, do_undef, parse_include, do_line, do_ident, do_pragma,
1318 do_pragma_poison, cpp_pop_buffer): Call the appropriate hook
1320 (do_error, do_warning, pragma_dependency): Call
1321 _cpp_begin_message, then cpp_output_list.
1322 (cpp_register_pragma, cpp_register_pragma_space,
1323 _cpp_init_internal_pragmas): New.
1324 (do_pragma): Walk the pragmas table here.
1325 (do_pragma_once, do_pragma_poison, do_pragma_system_header,
1326 do_pragma_dependency): Return void.
1327 (do_pragma_implementation): Moved to cppmain.c.
1329 * cpplib.h: Update prototypes.
1330 (struct cpp_reader): Remove printer, token_buffer,
1331 token_buffer_size, and limit. Add struct cb, and pragmas.
1332 (struct cpp_printer): Remove last_id and written.
1333 (CPP_WRITTEN, CPP_PWRITTEN, CPP_SET_WRITTEN,
1334 CPP_ADJUST_WRITTEN): Delete.
1335 * cpphash.h: Update prototypes.
1336 (ufputs): New wrapper.
1338 * cppmain.c (cb_define, cb_undef, cb_include, cb_ident,
1339 cb_enter_file, cb_leave_file, cb_def_pragma): New functions.
1340 (main): Set up callbacks. Register #pragma implementation.
1341 Dump macros from here.
1343 2000-08-01 Geoff Keating <geoffk@cygnus.com>
1345 * rtl.h (enum reg_note): Add REG_MAYBE_DEAD.
1346 * rtl.c (reg_note_name): Add REG_MAYBE_DEAD.
1347 * flow.c (propagate_one_insn): Allow deletion of prologue/epilogue
1348 insns if they have a REG_MAYBE_DEAD note attached.
1349 * config/rs6000/rs6000.c (rs6000_maybe_dead): New function.
1350 (rs6000_emit_load_toc_table): TOC loads may go dead.
1352 2000-08-01 Jim Wilson <wilson@cygnus.com>
1354 * config/ia64/ia64.c (ia64_function_arg): Fix last change. Verify
1355 type exists before using it. Use number of words as alignment
1357 (ia64_function_arg_partial_nregs, ia64_function_arg_advance,
1358 ia64_va_arg): Propagate ia64_function_args changes here.
1360 2000-08-01 Richard Henderson <rth@cygnus.com>
1362 * config/elfos.h (ASM_DECLARE_OBJECT_NAME): Care for null DECL.
1363 * config/ia64/sysv4.h (ASM_OUTPUT_ALIGNED_DECL_LOCAL): Likewise.
1365 2000-08-01 Bernd Schmidt <bernds@cygnus.co.uk>
1367 From Joern Rennecke:
1368 * sh.h (CPP_SPEC, TARGET_SWITCHES): Add m4-nofpu.
1369 * sh.md (udivsi3, divsi3): Don't use libcalls that use the FPU
1370 unless TARGET_SH3E is set.
1371 * t-sh (MULTILIB_MATCHES): Add m2=m4-nofpu.
1373 * sh.md (ashlsi3_d, ashlsi3_k): Remove, replace with
1374 (ashlsi3_std): New pattern.
1375 (ashlsi3 expander): Use it for TARGET_SH3.
1376 * sh.c (gen_ashift): Use it instead of ashlsi3_k.
1378 Tue Aug 1 12:34:21 MET DST 2000 Jan Hubicka <jh@suse.cz>
1380 * loop.c (canonicalize_condition): Use destination, not source to
1381 determine SET's mode.
1383 2000-07-31 Mark Mitchell <mark@codesourcery.com>
1385 * flow.c (clear_log_links): Fix typo.
1387 Mon Jul 31 22:19:24 2000 Jeffrey A Law (law@cygnus.com)
1389 * loop.c (check_dbra_loop): Make change from July 17, 2000 work
1390 on targets which need more than one insn for a compare/cbranch
1393 2000-07-31 Jim Wilson <wilson@cygnus.com>
1395 * config/ia64/ia64.c (ia64_function_arg): Use alignment not size
1396 when computing offset.
1398 Mon Jul 31 20:35:50 2000 Denis Chertykov <denisc@overta.ru>
1400 * genpeep.c (main): Handle DEFINE_PEEPHOLE2.
1402 2000-07-31 Geoff Keating <geoffk@cygnus.com>
1404 * flow.c (clear_log_links): Nuke global_live_at_start and
1405 global_live_at_end data, since if the log_links stuff is invalid
1406 so is global_live_at_*.
1408 2000-07-31 Richard Henderson <rth@cygnus.com>
1410 * tm.texi (Addressing Modes): Clarify PRE/POST_MODIFY descriptions.
1412 2000-07-31 Jakub Jelinek <jakub@redhat.com>
1414 * cpplex.c (_cpp_get_line): If index is 0, return line 0 col 0.
1415 (_cpp_get_token): Don't macro expand a just pasted token if it
1416 was pasted at no_expand_level.
1418 2000-07-31 Zack Weinberg <zack@wolery.cumb.org>
1420 * cppmacro.c (find_param, count_params, save_expansion):
1421 Permit 'defined' as a macro parameter name.
1423 2000-07-31 Zack Weinberg <zack@wolery.cumb.org>
1425 * Makefile.in: Rename cpp to cpp0, tradcpp to tradcpp0, and
1426 xcpp to cpp throughout.
1427 (native): Remove unnecessary dependency on cpp.
1429 * gcc.c (trad_capable_cpp, C specs): Rename cpp to cpp,
1430 tradcpp to tradcpp0.
1431 (.i spec): Add missing output-file spec to cc1 command line.
1432 * objc/lang-specs.h: Rename cpp to cpp0 and/or tradcpp to tradcpp0.
1434 2000-07-31 Zack Weinberg <zack@wolery.cumb.org>
1436 * c-decl.c (mesg_implicit_function_declaration): Init to -1.
1437 (implicit_decl_warning): New function.
1438 (implicitly_declare): Use it.
1439 * c-typeck.c (build_external_ref): Use implicit_decl_warning
1440 to complain about implicit decls of builtins.
1442 * c-lang.c (lang_init): Set mesg_implicit_function_declaration
1443 based on pedantic && flag_isoc99, if not already set.
1444 * c-tree.h: Declare mesg_implicit_function_declaration.
1445 Prototype implicit_decl_warning.
1447 2000-07-30 Jeffrey D. Oldham <oldham@codesourcery.com>
1449 * Makefile.in (ssa.o): Updated header files in dependences.
1450 * basic-block.h: Added compute_immediate_postdominators declaration.
1451 * config/i386/i386.h (CONVERT_HARD_REGISTER_TO_SSA_P): Added
1453 * flow.c (compute_immediate_dominators): Updated comment.
1454 (compute_immediate_postdominators): Added definition.
1455 * rtl.h (HARD_REGISTER_P): Added definition.
1456 * ssa.c: Include additional header files.
1457 (assert): Added definition.
1458 (ssa_rename_to_lookup): Added to reimplement ssa_rename_to to
1459 include select hard registers.
1460 (ssa_rename_to_insert): Likewise.
1461 (ssa_rename_from_initialize): Likewise.
1462 (ssa_rename_from_lookup): Likewise.
1463 (original_register): Likewise.
1464 (ssa_rename_from_insert): Added to reimplement ssa_rename_from to
1465 include select hard reigsters.
1466 (ssa_rename_from_traverse): Likewise.
1467 (ssa_rename_from_free): Likewise.
1468 (ssa_rename_from_print): Likewise.
1469 (ssa_rename_from_print_1): Likewise.
1470 (ssa_rename_from_hash_function): Likewise.
1471 (ssa_rename_from_equal): Likewise.
1472 (ssa_rename_from_delete): Likewise.
1473 (simplify_to_immediate_dominators): Removed in favor of
1474 flow.c:compute_immediate_dominators.
1475 (find_evaluations_1): Modified to work with hard registers.
1476 (insert_phi_node): Likewise.
1477 (insert_phi_nodes): Likewise.
1478 (struct rename_set_data): Updated prev_reg comment.
1479 (create_delayed_rename): Modified to work with hard registers.
1480 (RENAME_NO_RTX): Updated comment.
1481 (apply_delayed_renames): Modified to work with hard registers.
1482 (rename_insn_1): Likewise and added handling of CLOBBER rtls.
1483 (rename_block): Updated to use revised ssa_rename_to interface.
1484 (rename_registers): Updated to use revised ssa_rename_to and
1485 ssa_rename_from interface.
1486 (convert_to_ssa): Revised to use compute_immediate_dominators and
1487 deal with hard registers.
1488 (make_regs_equivalent_over_bad_edges): Modified to work with hard
1489 registers. Added check for illegal unification of hard register.
1490 (make_equivalent_phi_alternatives_equivalent): Modified to work
1491 with hard registers.
1492 (compute_conservative_reg_partition): Likewise.
1493 (coalesce_if_unconflicting): Modified to work with hard registers
1494 and check for conflicting hard registers.
1495 (mark_phi_and_copy_regs): Revised loop to work only on pseudo
1497 (rename_equivalent_regs_in_insn): Modified to work with hard
1499 (record_canonical_element_1): Added definition.
1500 (check_hard_regs_in_partition): Added definition.
1501 (convert_from_ssa): Added data structure deallocation and check
1502 for illegal hard register unification.
1503 (conflict_hard_regs_p): Added definition.
1504 * toplev.c (rest_of_compilation): Added comment.
1506 2000-07-31 Anthony Green <green@redhat.com>
1508 * config/ia64/crtbegin.asm (__EH_FRAME_BEGIN__): Align correctly.
1510 2000-07-31 Jason McMullan <jmcmullan@linuxcare.com>
1512 * builtins.c (expand_builtin_apply): Don't defer pop during
1515 2000-07-31 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
1517 * calls.c (combine_pending_stack_adjustment_and_call): Only use
1518 preferred_unit_stack_boundary when it is > 1.
1520 2000-07-31 Joseph S. Myers <jsm28@cam.ac.uk>
1522 * c-common.c (init_function_format_info): Add C99 format functions
1525 * c-decl.c (get_parm_info): Don't treat 'const void', 'volatile
1526 void' or 'register void' as being the special case of 'void' alone
1527 in a parameter list.
1529 * c-typeck.c (build_c_cast): Change -Wcast-qual pedwarn for
1530 discarding qualifiers into a plain warning.
1532 2000-07-31 Kazu Hirata <kazu@hxi.com>
1534 * combine.c: Fix formatting.
1536 * h8300.md: Fix formatting.
1538 * local-alloc.c: Fix formatting.
1540 * h8300.c (get_shift_alg): Remove the variable alg.
1541 (emit_a_shift): Rearrange code to improve readability.
1543 * h8300.md (movsi_h8300hs): Rearrange code to improve readability.
1545 * h8300.h (MODES_TIEABLE_P): Accept a combination of QImode and
1546 HImode on all architectures and a combination of HImode and SImode
1547 on H8/300H and H8/S.
1549 * h8300.c (split_adds_subs): Rearrange code for conciseness.
1551 Mon Jul 31 12:27:55 MET DST 2000 Jan Hubicka <jh@suse.cz>
1553 * i386.md (addsi to lea splitter, ashlqi3_1_lea): Fix bugs
1556 Mon Jul 31 10:41:01 MET DST 2000 Jan Hubicka <jh@suse.cz>
1558 * recog.c (extract_insn): Set operand_mode according to
1559 operand if match_operand is VOIDmode.
1561 Mon Jul 31 10:36:38 MET DST 2000 Jan Hubicka <jh@suse.cz>
1563 * recog.c (validate_replace_rtx_1): Do not abort for (nil) expression.
1565 2000-07-31 Geoff Keating <geoffk@cygnus.com>
1567 * c-parse.in (extdefs): Call ggc_collect between external
1570 2000-07-30 Michael Hayes <mhayes@cygnus.com>
1571 Richard Henderson <rth@cygnus.com>
1573 * Makefile.in (OBJS): Add doloop.o.
1574 * doloop.c: New file.
1576 * final.c (insn_current_reference_address): Return 0 before final.
1577 * flags.h (flag_branch_on_count_reg): Fix typos in commentary.
1578 * jump.c (any_uncondjump_p): Likewise.
1579 * loop.c (indirect_jump_in_function): Make static.
1580 (strength_reduce): Call doloop_optimize.
1581 (insert_bct, instrument_loop_bct): Remove.
1582 * loop.h (doloop_optimize): Prototype.
1583 * recog.c (split_all_insns): Split all INSN_P.
1584 * toplev.c (flag_branch_on_count_reg): Default on.
1586 * config/c4x/c4x.c (c4x_optimization_options): Don't set
1587 flag_branch_on_count_reg.
1588 * config/i386/i386.c (override_options): Likewise.
1589 * config/rs6000/rs6000.c (optimization_options): Likewise.
1591 * config/i386/i386.md (decrement_and_branch_on_count): Remove.
1593 (dbra_ge): Remove, as well as all it's splitters.
1595 * config/rs6000/rs6000.md (decrement_and_branch_on_count): Remove.
1598 * config/ia64/ia64-protos.h (ar_lc_reg_operand): Declare.
1599 (ia64_register_move_cost): Declare.
1600 * config/ia64/ia64.c (ar_lc_reg_operand): New.
1601 (struct ia64_frame_info): Add ar_size.
1602 (ia64_compute_frame_size): Set it.
1603 (save_restore_insns): Save and restore ar.lc.
1604 (ia64_register_move_cost): New, moved from header file. Handle
1605 application registers.
1606 (REG_AR_PFS, REG_AR_EC): Remove. Replace with AR_*_REGNUM numbers.
1607 (emit_insn_group_barriers): Special case doloop_end_internal.
1608 (ia64_epilogue_uses): Mark ar.lc live at end.
1609 * config/ia64/ia64.h (AR_CCV_REGNUM, AR_LC_REGNUM): New registers.
1610 (AR_EC_REGNUM, AR_PFS_REGNUM): New registers.
1611 (FIRST_PSEUDO_REGISTER): Make room.
1612 (AR_M_REGNO_P, AR_I_REGNO_P, AR_REGNO_P): New.
1613 (FIXED_REGISTERS, CALL_USED_REGISTERS): Update.
1614 (REG_ALLOC_ORDER): Update.
1615 (HARD_REGNO_MODE_OK): Update.
1616 (REGISTER_NAMES): Update.
1617 (enum reg_class): Add AR_M_REGS and AR_I_REGS.
1618 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Update.
1619 (REGNO_REG_CLASS): Update.
1620 (LEGITIMATE_ADDRESS_DISP): Displacement range is 9 bits, not 10.
1621 (REGISTER_MOVE_COST): Move out of line.
1622 (PREDICATE_CODES): Update.
1623 * config/ia64/ia64.md (movdi patterns): Handle ar register classes.
1624 (addsi3_plus1_alt, adddi3_plus1_alt): New.
1625 (shladd_elim splitter): Allow constants in the predicate.
1626 (doloop_end, doloop_end_internal): New.
1628 2000-07-30 Richard Henderson <rth@cygnus.com>
1630 * genattrtab.c (struct insn_def): Add lineno member.
1631 (struct insn_ent): Likewise.
1632 (struct attr_desc): Likewise.
1633 (struct delay_desc): Likewise.
1634 (struct function_unit_op): Likewise.
1635 (struct function_unit): Likewise.
1636 (check_attr_value): Use message_with_line.
1637 (check_defs): Likewise.
1638 (expand_units): Likewise.
1639 (check_attr_test): Take a lineno argument.
1640 (gen_attr): Likewise.
1641 (gen_insn): Likewise.
1642 (gen_delay): Likewise.
1643 (gen_unit): Likewise.
1644 (main): Give it to them.
1645 (convert_set_attr_alternative): Take an insn_def argument
1646 instead of num_alt and insn_index.
1647 (convert_set_attr): Likewise.
1648 (write_test_expr): Protect INSN_ADDRESSES load
1649 with INSN_ADDRESSES_SET_P.
1651 2000-07-30 Richard Henderson <rth@cygnus.com>
1653 * flow.c (init_propagate_block_info): Use pc_set.
1655 Sun Jul 30 20:58:34 MET DST 2000 Jan Hubicka <jh@suse.cz>
1657 * i386.md (*lea_general_[123]) New insns and splits.
1658 (addsi3 to lea splitter): Handle other modes too.
1659 (shlsi3 to lea splitter): Likewise.
1660 (addhi_1_lea, shlhi_1_lea): New patterns.
1661 (addhi_1, shlhi_1): Conditionize by PARTIAL_REG_STALL.
1663 Sun Jul 30 20:51:25 MET DST 2000 Jan Hubicka <jh@suse.cz>
1665 * recog.c (general_operand, nonimmediate_operand): Accept
1666 any mode for VOIDmode CONSTANT_P operands.
1668 Sun Jul 30 20:42:21 MET DST 2000 Jan Hubicka <jh@suse.cz>
1670 * gcse.c (try_replace_reg): Use validate_replace_rtx_subexp
1671 instead of replace_rtx.
1672 * recog.c (validate_replace_rtx_subexp): New function.
1673 * recog.h (validate_replace_rtx_subexp): Declare.
1675 Sun Jul 30 20:38:26 MET DST 2000 Jan Hubicka <jh@suse.cz>
1677 * combine.c (simplify_set, make_extraction, make_compound_operation
1678 make_field_assignment): Use full mask instead of GET_MODE_MASK (mode)
1679 as force_to_mode argument.
1681 Sun Jul 30 20:30:41 MET DST 2000 Jan Hubicka <jh@suse.cz>
1683 * combine.c (if_then_else_cond): Be sure that mode fits in
1686 Sun Jul 30 20:27:36 MET DST 2000 Jan Hubicka <jh@suse.cz>
1688 * combine.c (record_promoted_value): Allow bitsize of mode
1689 to be equivalent to HOST_BITS_PER_WISE_INT.
1691 Sun Jul 30 20:25:21 MET DST 2000 Jan Hubicka <jh@suse.cz>
1693 * function.c (assign_stack_local_1, assign_stack_temp_for_type):
1694 Do not call gen_mode_alignment when mode is BLKmode.
1696 Sun Jul 30 20:21:54 MET DST 2000 Jan Hubicka <jh@suse.cz>
1698 * loop.c (express_from_1): Fix call of simplify_gen_binary.
1700 Sun Jul 30 20:08:37 MET DST 2000 Jan Hubicka <jh@suse.cz>
1702 * simplify-rtx.c (simplify_relational_operation): Verify that mode ==
1703 VOIDmode implies both operands to be VOIDmode.
1704 (simplify_ternary_operation): Compute properly the mode of comparison.
1705 * combine.c (combine_simplify_rtx): Likewise.
1707 2000-07-25 Michael Hayes <mph@paradise.net.nz>
1709 * basic-block.h (struct loops): New field rc_order.
1710 * flow.c (flow_loops_cfg_dump): Dump rc_order if computed.
1711 (flow_loops_free): Free rc_order.
1712 (flow_depth_first_order_compute): New parameter rc_order.
1713 (flow_loops_find): Allocate rc_order and swap usage with
1716 2000-07-30 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
1717 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
1719 * config/c4x/c4x.md (set_ldp_prologue): Add for RTL prologue/epilogue.
1720 (push_st, push_dp, pop_st, pop_dp, popqi_unspec): Likewise.
1721 (nodb_call, return_from_epilogue): Likewise.
1722 (return_from_interrupt_epilogue, prologue, epilogue): Likewise.
1723 * config/c4x/c4x.c (c4x_expand_prologue, c4x_expand_eplilogue): Add.
1724 * config/c4x/c4x-protos.h (c4x_interrupt_function_p): Add.
1725 (c4x_expand_prologue, c4x_expand_epilogue): Likewise.
1726 (c4x_valid_type_attribute_p): Likewise.
1727 * config/c4x/c4x.h (FUNCTION_PROLOGUE, FUNCTION_EPILOGUE): Delete.
1728 (FUNCTION_BLOCK_PROFILER_EXIT): Convert to emit RTL.
1730 2000-07-30 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
1732 * config/c4x/c4x.c (c4x_emit_move_sequence): Use loadqi_big_constant
1733 and loadhi_big_constant if applicable.
1734 * config/c4x/c4x.md (loadqi_big_constant, loadhi_big_constant): Tweak
1735 and add new splitter.s
1737 2000-07-30 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
1739 * config/c4x/c4x.c (c4x_rptb_insert): Make more robust.
1741 2000-07-30 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
1743 * config/c4x/c4x.h (ASM_FORMAT_PRIVATE_NAME): Output $ in label.
1745 2000-07-30 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
1747 * config/c4x/c4x.h (IS_XXX_REGNO): Rewrite to avoid unsigned warnings.
1749 2000-07-30 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
1751 * config/c4x/libgcc.S (divqf3): Improve accuracy.
1753 2000-07-27 Mark Mitchell <mark@codesourcery.com>
1755 Put phi nodes after NOTE_INSN_BASIC_BLOCK.
1756 * rtl.h (NOTE_INSN_BASIC_BLOCK_P): New macro.
1757 * bb-reorder.c (get_next_bb_note): Use NOTE_INSN_BASIC_BLOCK_P.
1758 (get_prev_bb_note): Likewise.
1759 (remove_scope_notes): Likewise.
1760 * flow.c (commit_one_edge_insertion): Likewise.
1761 (merge_blocks_nomove): Likewise.
1762 (verify_flow_info): Likewise.
1763 * gcse.c (insert_insn_end_bb): Likewise.
1764 * reg-stack.c (emit_swap_insn): Likewise.
1765 * ssa.c (first_insn_after_basic_block_note): New function.
1766 (insert_phi_node): Use it.
1767 (rename_block): Likewise.
1768 (eliminate_phi): Likewise.
1769 (make_regs_equivalent_over_bad_edges): Likewise.
1770 (make_equivalent_phi_alternatives_equivalent): Likewise.
1771 (for_each_successor_phi): Likewise.
1772 (convert_from_ssa): Modify phi-node deletion algorithm.
1774 2000-07-29 Andreas Jaeger <aj@suse.de>
1776 * configure.in (mips*-*-linux*): Use mips*el to check for little
1777 endian MIPS, add tmake_file.
1779 * config/mips/linux.h (TARGET_VERSION): Use GNU/Linux.
1780 (SUBTARGET_CPP_SPEC): Default MIPS_ISA is 1.
1781 Patches by Maciej W. Rozycki <macro@ds2.pg.gda.pl>.
1783 2000-07-28 Richard Henderson <rth@cygnus.com>
1785 * config/ia64/ia64.c (ia64_print_operand): Fix typos.
1786 Sign extend mode size before negating.
1788 2000-07-28 Richard Henderson <rth@cygnus.com>
1790 * emit-rtl.c (gen_lowpart_common): Add missing 'c' variable.
1792 2000-07-28 Bernd Schmidt <bernds@cygnus.co.uk>
1794 * cse.c (canon_hash): Handle PRE_MODIFY/POST_MODIFY.
1795 (cse_insn): Likewise.
1796 (addr_affects_sp_p): Likewise.
1797 * expr.c (move_by_pieces): Likewise.
1798 (clear_by_pieces): Likewise.
1799 * gcse.c (oprs_unchanged_p): Likewise.
1800 * haifa-sched.c (sched_analyze_2): Likewise.
1801 * recog.c (offsettable_address_p): Likewise.
1802 * regclass.c (record_address_regs): Likewise.
1803 * reload.c (find_reusable_reload): Likewise.
1804 (push_reload): Likewise.
1805 (operands_match_p): Likewise.
1806 (decompose): Likewise.
1807 (find_reloads_address_1): Likewise.
1808 (find_inc_amount): Likewise.
1809 * reload1.c (elimination_effects): Likewise.
1810 * resource.c (mark_set_resources): Likewise.
1811 * flow.c (attempt_auto_inc): New function; mostly broken out
1813 (find_auto_inc): Split into two functions and enhanced to
1814 generate POST_MODIFY.
1815 * rtl.def (PRE_MODIFY, POST_MODIFY): Adjust comment.
1816 * rtl.h (count_all_occurrences): Declare.
1817 (HAVE_{PRE,POST}_MODIFY_{DISP,REG}): Provide default of 0 if not
1819 * rtlanal.c (count_all_occurrences): New function.
1820 * tm.texi (HAVE_POST_MODIFY_DISP, HAVE_PRE_MODIFY_DISP,
1821 HAVE_POST_MODIFY_REG, HAVE_PRE_MODIFY_REG): Document.
1823 * config/ia64/ia64-protos.h (destination_operand): Declare.
1824 * config/ia64/ia64.c (destination_operand): New function.
1825 (ia64_print_operand): Handle POST_MODIFY.
1826 (rtx_needs_barrier): Likewise.
1827 * config/ia64/ia64.h (HAVE_POST_MODIFY_DISP): Define to 1.
1828 (HAVE_POST_MODIFY_REG): Define to 1.
1829 (MAX_REGS_PER_ADDRESS): Change to 2.
1830 (GO_IF_LEGITIMATE_ADDRESS): Accept POST_MODIFY too.
1831 (LEGITIMATE_ADDRESS_REG): New helper macro.
1832 (LEGITIMATE_ADDRESS_DISP): Likewise.
1833 (PREDICATE_CODES): Add entry for destination_operand.
1834 * config/ia64/ia64.md (all mov patterns): Use destination_operand
1835 predicate for operand 0.
1837 2000-07-28 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1839 * dwarf2out.c: Indent #error directive.
1841 * gbl-ctors.h: Fix typo in comment.
1842 (__do_global_ctors): Prototype.
1844 * gcse.c (record_one_set, pre_delete): Remove unused variables.
1846 * rs6000.c (rs6000_maybe_dead): Delete unused prototype.
1847 (print_operand): Initialize variable `t'.
1849 2000-07-27 Aldy Hernandez <aldyh@redhat.com>
1851 * config/arm/arm.md ("call_value"): removed constraints.
1852 Constraints are ignored in expanders.
1853 (*call_value_reg): split =rf into various constraints.
1854 (*call_value_mem): same
1855 (*call_value_symbol): same
1856 (*sibcall_value_insn): same
1858 2000-07-28 Philipp Thomas <pthomas@suse.de>
1860 * install.texi (--enable-nls): Change the description of the NLS
1861 related configure options to match the current state.
1862 (--with-included-gettext): Likewise.
1863 (--enable-maintainer-mode): New description added.
1864 * extend.texi (-fstrict-prototype): Add missing '.'.
1866 2000-07-27 Jim Wilson <wilson@cygnus.com>
1868 * dwarf2out.c (gen_decl_die): Don't call gen_abstract_function if
1869 DECL_INITIAL (decl) == NULL_TREE.
1871 2000-07-27 Alexandre Oliva <aoliva@redhat.com>
1873 * Makefile.in (INSN_ATTR_H): New macro. Replace all dependencies
1874 on insn-attr.h with it.
1875 * genattr.c: Generate `#include "insn-addr.h"' if HAVE_ATTR_length.
1876 * insn-addr.h: New header.
1877 (insn_addresses_): Renamed from insn_addresses.
1878 (INSN_ADDRESSES_DEFN, INSN_ADDRESSES, INSN_ADDRESSES_ALLOC,
1879 INSN_ADDRESSES_FREE, INSN_ADDRESSES_SET_P, INSN_ADDRESSES_SIZE,
1880 INSN_ADDRESSES_NEW): New macros.
1881 * genattrtab.c (write_test_expr): Use new macros.
1882 * final.c (insn_addresses, init_insn_lengths): Likewise.
1883 (align_fuzz, shorten_branches): Likewise.
1884 (final): Likewise. Do not reject new insns if their addresses
1885 have been added to INSN_ADDRESSES.
1886 * config/arm/arm.c, config/avr/avr.c: Use new macros.
1887 * config/h8300/h8300.c, config/i370/i370.c: Likewise.
1888 * config/m88k/m88k.c, config/pa/pa.c, config/pa/pa.md: Likewise.
1889 * config/sparc/sparc.c, config/sparc/sparc.md: Likewise.
1890 * config/sh/sh.c: Likewise.
1891 (output_branchy_insn): Use INSN_ADDRESSES_NEW.
1893 * Makefile.in (bootstrap): Move -BstageN/ back to the beginning.
1895 2000-07-27 Andrew Cagney <cagney@b1.cygnus.com>
1897 * gcc.c (struct prefix_list): Add member priority.
1898 (enum path_prefix_priority): Declare.
1899 (add_prefix): Replace ``first'' with ``priority''. Append new
1900 entry but keep list in priority order.
1901 (process_command): Update. Pass PREFIX_PRIORITY_B_OPT or
1902 PREFIX_PRIORITY_LAST to add_prefix.
1903 (process_command): Move include kludge - foo/stageN - to before
1906 2000-07-27 Jason Merrill <jason@redhat.com>
1908 * dwarf2out.c (gen_typedef_die): Abort if we get identical
1909 TREE_TYPE and DECL_ORIGINAL_TYPE on a typedef.
1911 2000-07-27 RodneyBrown <RodneyBrown@pmsc.com>
1913 * expr.h (get_alias_set, lang_get_alias_set): Delete prototypes.
1914 * tree.h (get_alias_set, lang_get_alias_set): Prototype.
1916 2000-07-27 Joseph S. Myers <jsm28@cam.ac.uk>
1918 * c-decl.c (finish_function): Don't treat 'main' specially unless
1919 flag_hosted. In C99 mode, return 0 from 'main' unless
1920 DEFAULT_MAIN_RETURN is otherwise defined.
1922 * c-decl.c (store_parm_decls): In C99 mode, pedwarn for function
1923 parameters defaulting to int in an old-style function definition.
1925 2000-07-27 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1927 * c-parse.in (string): For -Wtraditional, warn about string
1928 concatenation only once per line.
1930 Thu Jul 27 09:25:17 2000 Akiko Matsushita <matusita@sra.co.jp>
1932 * pa/x-pa-hpux: Add -D_HIUX_SOURCE to FIXPROTO_DEFINES
1933 for HI-UX/WE2 systems.
1935 2000-07-24 Bruce Korb <bkorb@gnu.org>
1937 * fixincl/fixfixes.c(emit_gnu_type): rewrote to *rely* on GCC
1938 defining the __xxx_TYPE__ macros.
1939 * fixincl/fixincl.tpl(gnu_type_map): now obsolete
1940 * fixincl/fixlib.h: don't need to include "tm.h" anymore
1941 * fixincl/inclhack.def(type_map): now obsolete
1943 Thu Jul 27 11:54:17 2000 Andrew Cagney <cagney@b1.cygnus.com>
1945 * cpp.texi: Append a trailing full-stop to xrefs where needed.
1947 2000-07-26 Dave Pitts <dpitts@cozx.com>
1949 * i370.c: Remove LONGEXTERNAL ifdef from alias_number. Added hash
1951 (mvs_hash_alias): New function.
1952 (mvs_add_alias): Change argument spacing.
1953 (mvs_need_alias): Change aliasing criteria. Added documentation.
1954 (mvs_get_alias): Change to use hashed name. The hashed name prevents
1955 CSECT name collisions.
1956 (mvs_check_alias): Likewise.
1957 (handle_pragma): Change documentation.
1958 * i370.md (mulsi3, divsi3, udivsi3, modsi3, umodsi3): Changed gen_rtx
1959 mode from SImode to DImode.
1960 (iorhi3): Changed LTORG size for insn.
1962 Wed Jul 26 19:44:05 2000 Hans-Peter Nilsson <hp@axis.com>
1964 * reload.c (find_reloads_toplev): Reload a paradoxical subreg of a
1965 mem if the address is a mode_dependent_address_p.
1967 2000-07-26 Kazu Hirata <kazu@hxi.com>
1969 * h8300.c (print_operand): Print ":8" when the 'R' operand is
1970 suitable for 8-bit absolute.
1971 * h8300.h (EIGHTBIT_CONSTANT_ADDRESS_P): New.
1972 (OK_FOR_U): Add a case for the 8-bit constant address on the
1975 Wed Jul 26 19:26:21 2000 Hans-Peter Nilsson <hp@axis.com>
1977 * varasm.c (assemble_variable) [! defined(ASM_OUTPUT_ALIGNED_COMMON)
1978 && ! defined (ASM_OUTPUT_ALIGNED_BSS]): Also test
1979 ! defined(ASM_OUTPUT_ALIGNED_DECL_COMMON) before complaining about
1980 lack of implemented alignment.
1982 2000-07-26 Geoffrey Keating <geoffk@cygnus.com>
1984 * emit-rtl.c (gen_lowpart_common) [REAL_ARITHMETIC]: Handle
1985 cross-compiling between 64-bit and 32-bit machines.
1987 2000-07-27 Richard Henderson <rth@cygnus.com>
1989 * config/ia64/ia64.md (movqicc_astep, movqi_internal_astep): New.
1990 (movhicc_astep, movhi_internal_astep): New.
1991 (movsicc_astep, movsi_internal_astep): New.
1992 (movdicc_astep, movdi_internal_astep): New.
1993 (movsfcc_astep, movsf_internal_astep): New.
1994 (movdfcc_astep, movdf_internal_astep): New.
1995 (movxfcc_astep, movxf_internal_astep): New.
1996 (cmovdi_internal_astep, cmovsi_internal_astep): New.
1997 Unify the cmov[ds]i splitters.
1999 2000-07-27 Rodney Brown <RodneyBrown@pmsc.com>
2001 * real.c (asctoeg): Rename `error' label to unexpected_char_error
2003 2000-07-26 Nick Clifton <nickc@cygnus.com>
2005 * config/arm/vxarm.h (CPP_PREDEFINES): Remove definition of
2006 __arm__. Allow it to be defined by CPP_ISA_SPEC in arm.h
2008 * dwarf2out.c (dwarf2out_frame_debug_expr): Accept SEQUENCE as
2009 well as PARALLEL blocks in FRAME_RELATED_EXPR notes.
2011 2000-07-26 Alexandre Oliva <aoliva@redhat.com>
2013 * c-decl.c (finish_enum): Convert enumerations that fit in an
2015 (build_enumerator): In pedantic mode, cast to `int' those that
2018 2000-07-25 Rodney Brown <RodneyBrown@pmsc.com>
2020 * config/alpha/osf.h (SIZE_TYPE, PTRDIFF_TYPE): New.
2022 Tue Jul 25 23:08:33 2000 J"orn Rennecke <amylaar@cygnus.co.uk>
2024 * sh.md (cmpgtdi_t): Must be split.
2025 (cmpgtdi_t+1): New splitter.
2027 2000-07-25 Zack Weinberg <zack@wolery.cumb.org>
2029 * cpplib.c (_cpp_check_directive): Issue -Wtraditional
2030 warnings for indented directives even if we are skipping.
2032 2000-07-25 Nathan Sidwell <nathan@codesourcery.com>
2034 * invoke.texi (strict-prototypes): Remove.
2035 * extend.texi (Deprecated Features): Add strict-prototypes.
2036 (Backwards Compatibility): New node.
2038 2000-07-25 Jakub Jelinek <jakub@redhat.com>
2040 * config/i386/i386.md (andsi_1+1): Allow HImode.
2041 (andsi_1+2): Require q_regs_operand.
2043 2000-07-25 Jakub Jelinek <jakub@redhat.com>
2045 * config/i386/i386.md (call_pop): Check operands[0],
2046 not operands[1]. Only check SYMBOL_REF_FLAG for a SYMBOL_REF.
2048 (call_value_pop): Only check SYMBOL_REF_FLAG for a SYMBOL_REF.
2049 (call_value): Likewise.
2051 2000-07-25 Zack Weinberg <zack@wolery.cumb.org>
2053 * toplev.c (pipe_closed): Delete.
2054 (crash_signal): New. Generate ICE for a fatal signal.
2055 (float_signal): Call crash_signal outside a float-handler
2057 (main): Install crash_signal as handler for core-dumping signals.
2059 2000-07-25 David Edelsohn <edelsohn@gnu.org>
2061 * rs6000.c (print_operand, case 'T'): New case.
2063 * rs6000.md (call_indirect_aix32): Convert to expander of
2064 scheduled instructions.
2065 (call_indirect_aix64): Likewise.
2066 (call_value_indirect_aix{32,64}): Likewise.
2067 (call, call_value): Invoke expanders for AIX. Fall through to
2069 (call_indirect_nonlocal_aix{32,64}): New patterns (ctr and lr).
2070 (call_value_indirect_nonlocal_aix{32,64}): New patterns.
2071 (call_nonlocal_aix32): Remove CALL_LONG alternative. Operand 1
2072 only "g" constraint.
2073 (call_nonlocal_aix64): Likewise.
2074 (call_value_nonlocal_aix{32,64}): Likewise.
2075 (call_nonlocal_sysv): New pattern for ctr, lr, and symbolic
2077 (call_value_nonlocal_sysv): New pattern.
2078 (indirect_jump{si,di}): Use new 'T' modifier.
2079 (tablejump{si,di} matchers): Likewise.
2080 (return_internal_{si,di}): Likewise.
2081 (return_eh_{si,di}): Likewise.
2083 2000-07-24 Richard Henderson <rth@cygnus.com>
2085 * config/ia64/ia64.c (ia64_print_operand): Handle "%,".
2086 * config/ia64/ia64.h (PRINT_OPERAND_PUNCT_VALID_P): Likewise.
2087 * config/ia64/ia64.md (movdi_internal): Use it.
2089 2000-07-24 Zack Weinberg <zack@wolery.cumb.org>
2091 * cppexp.c: Warn about unary + if -Wtraditional.
2092 * cpplex.c (lex_line): Always set BOL on the first token of a line.
2094 2000-07-24 Michael Meissner <meissner@redhat.com>
2096 * d30v.h (FUNCTION_ARG_KEEP_AS_REFERENCE): Delete references to
2099 2000-07-24 Nick Clifton <nickc@cygnus.com>
2101 * config/arm/arm.c (emit_multi_reg_push): Generate a
2102 REG_FRAME_RELEATED_NOTE that is compatable with the code in
2103 dwarf2out_debug_frame_expr.
2105 2000-07-24 Jason Merrill <jason@redhat.com>
2107 * dwarf2out.c: Complain if DWARF2_DEBUGGING_INFO is defined without
2108 UNALIGNED_INT_ASM_OP.
2109 (def_cfa_1): Don't emit def_cfa_register or def_cfa_offset to adjust
2110 a location expression.
2111 (dwarf2out_frame_debug_expr): Lose cfa_old_reg stuff. Don't
2112 assume indirect access if we're saving the CFA address exactly.
2114 * Makefile.in (bootstrap): Move -BstageN/ to the end.
2116 2000-07-24 Jakub Jelinek <jakub@redhat.com>
2118 * tradcpp.c (main): Update max_include_len for cpp_include_defaults
2121 2000-07-24 Michael Meissner <meissner@redhat.com>
2123 * invoke.texi (D30V Options): Add d30v options.
2125 Mon Jul 24 02:04:52 2000 Jeffrey A Law (law@cygnus.com)
2127 * gcse.c (alloc_pre_mem): Do not alloc TRANSPOUT, it is not
2128 needed by our gcse pass anymore.
2129 (free_pre_mem): Corresponding changes.
2130 (compute_pre_data): Do not call compute_transpout anymore.
2132 * gcse.c (alloc_avail_expr_mem): Kill unused 'u_bitmap'.
2133 (free_avail_expr_mem, alloc_pre_mem, free_pre_mem): Corresponding
2136 * gcse.c (free_pre_mem): Do not free ANTLOC and AE_KILL here.
2137 (compute_pre_data): Do it here instead.
2139 * gcse.c (alloc_pre_mem, free_pre_mem): Delete unused bitmap
2141 (pre_delete): Corresponding changes.
2143 2000-07-23 Mark Mitchell <mark@codesourcery.com>
2145 * c-semantics.c (make_rtl_for_local_static): Use TREE_ASM_WRITTEN
2146 to figure out whether or not a variable has already been emitted.
2148 Sun Jul 23 14:49:12 2000 Jason Eckhardt <jle@cygnus.com>
2150 * config/i860/i860.md (untyped_call expander): Use GEN_CALL
2151 instead of gen_call.
2153 Sun Jul 23 11:52:03 2000 George Helffrich (george@gly.bris.ac.uk)
2155 * dbxout.c (dbxout_type, case COMPLEX_TYPE): Fix length field in stab.
2157 2000-07-23 Kazu Hirata <kazu@hxi.com>
2159 * h8300.c: Fix formatting.
2161 2000-07-23 Joseph S. Myers <jsm28@cam.ac.uk>
2163 * c-typeck.c (c_expand_start_case): Change -Wtraditional pedwarn
2164 for `long' switch expression into a plain warning.
2166 * c-lex.c (init_lex): Keep the "inline" keyword in C99 mode.
2167 (yylex): Don't pedwarn for "inline" in C99 mode.
2169 * bitmap.c (debug_bitmap_file): Cast pointers to PTR for printing
2171 * ggc-page.c (debug_print_page_list, alloc_page, free_page,
2172 ggc_alloc): Likewise.
2173 * bb-reorder.c (dump_scope_forest_1): Likewise.
2175 2000-07-22 Aldy Hernandez <aldyh@redhat.com>
2177 * reload.c (find_reloads_toplev): Add new parameter
2179 (find_reloads): Add new parameter to find_reloads_toplev calls.
2181 2000-07-22 Jeffrey Oldham <oldham@codesourcery.com>
2183 * collect2.c (main): Typo fixed.
2184 * diagnostic.c: Typo fixed.
2185 * dwarf2out.c (dwarf2out_frame_debug_expr): Typo fixed.
2186 * eh-common.h: Typo fixed.
2187 * emit-rtl.c (start_sequence): Typo fixed.
2188 * flow.c (find_label_refs): Typo fixed.
2189 (calculate_global_regs_live): Typo fixed.
2190 (mark_regno_cond_dead): Typo fixed.
2191 (create_edge_list): Typos fixed.
2192 (verify_edge_list): Typo fixed.
2193 * ggc-common.c (ggc_mark_rtx_children): Typo fixed.
2194 * loop.c (strength_reduce): Typo in function name fixed.
2195 * rtl.h: Added comments. Typo in function name fixed.
2196 * rtlanal.c: Typo in function name fixed.
2197 (insn_dependant_p): Rename to ...
2198 (insn_dependent_p): ... this.
2199 (computed_jumo_p): Typo fixed.
2201 2000-07-22 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2203 * system.h (__FUNCTION__): Wrap definition in #ifndef.
2205 2000-07-21 David Edelsohn <edelsohn@gnu.org>
2207 * rs6000.h (SIZE_TYPE): Define.
2209 2000-07-21 Mark Mitchell <mark@codesourcery.com>
2211 * ssa.c (rename_insn_1): Don't rename registers that are
2214 2000-07-21 Zack Weinberg <zack@wolery.cumb.org>
2216 * diagnostic.c (trim_filename, fancy_abort): Moved here from
2218 (fatal_function, set_fatal_function): Removed.
2219 (fatal): Don't prepare for or call the fatal_function.
2220 (diagnostic_lock, error_recursion): New.
2221 (diagnostic_for_decl, report_diagnostic): Guard against
2222 re-entering the error reporting routines.
2223 (fancy_abort): Assume function is not NULL.
2225 * errors.c (fancy_abort): New. Assume function is not NULL.
2226 * tradcpp.c (fancy_abort): Assume function is not NULL.
2228 * system.h: Provide default definition of __FUNCTION__.
2229 * rtl.h: Use __FUNCTION__ not __PRETTY_FUNCTION__ throughout.
2230 Always use __FUNCTION__ in definition of abort.
2232 * varray.h: Likewise.
2233 * toplev.h: Likewise. Don't prototype set_fatal_function.
2235 2000-07-20 Geoff Keating <geoffk@cygnus.com>
2237 * config/rs6000/aix43.h (CPP_SPEC): Define __LONG_MAX__ correctly
2239 * glimits.h: Don't do #if defined for ARCH_PPC.
2241 * config/rs6000/rs6000.h (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): All
2242 constants of size no larger than a pointer should go in the TOC.
2243 Add 'MODE' parameter.
2244 (LEGITIMIZE_RELOAD_ADDRESS): Add MODE parameter to
2245 ASM_OUTPUT_SPECIAL_POOL_ENTRY_P.
2246 (ASM_OUTPUT_SPECIAL_POOL_ENTRY): Likewise.
2247 * config/rs6000/aix.h (SELECT_RTX_SECTION): Likewise.
2248 * config/rs6000/netware.h (SELECT_RTX_SECTION): Likewise.
2249 * config/rs6000/rs6000.c (constant_pool_expr_1): Likewise.
2250 (rs6000_legitimize_address): Likewise.
2251 (rs6000_emit_move): Likewise.
2252 (rs6000_select_rtx_section): Likewise.
2253 (output_toc): Deal properly with outputting small constants like
2254 HImode, and SFmode in 32-bit mode, and DFmode in 64-bit mode.
2255 * config/rs6000/sysv4.h (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Add
2256 MODE parameter. Put small constants in the TOC.
2258 * config/rs6000/rs6000.c (easy_fp_constant_p): All constants are
2260 (rs6000_emit_move): When reload calls us with an illegitimate
2261 address, exit early. Move the change_address calls to one place
2262 at the end of the routine. Merge the SImode and DImode expanders.
2263 When called by reload to put an integer into a FP register, force
2266 * config/rs6000/rs6000.c (struct toc_hash_struct): Add 'key_mode'
2268 (rs6000_hash_constant): Hash mode too.
2269 (toc_hash_function): Allow for key_mode.
2270 (toc_hash_eq): Structures are different if key_mode differs.
2271 (output_toc): Add 'mode' parameter. Save key_mode.
2272 * config/rs6000/rs6000.h (ASM_OUTPUT_SPECIAL_POOL_ENTRY):
2273 Pass 'mode' parameter.
2274 * config/rs6000/rs6000-protos.h (output_toc): Add 'mode' param.
2276 * config/rs6000/rs6000.c (output_toc): Use RS6000_OUTPUT_BASENAME
2277 for vtable references.
2279 * config/rs6000/rs6000.h (PREFERRED_RELOAD_CLASS): If we have a
2280 choice, don't put integer values in FP regs.
2282 Thu Jul 20 18:13:52 2000 Jeffrey A Law (law@cygnus.com)
2284 * flow.c (verify_flow_info): Revamp code to verify that the
2285 head and end of each basic block are in the insn chain.
2287 Thu Jul 20 18:02:35 2000 Michael Matz <matzmich@cs.tu-berlin.de>
2289 * gcse.c (record_one_set): Prepend instead of append onto
2290 reg_set_table, making it O(n) instead O(n^2).
2291 * lcm.c (compute_antinout_edge,compute_laterin,compute_available):
2292 Use a queue instead of a stack as worklist.
2294 2000-07-20 Kazu Hirata <kazu@hxi.com>
2296 * h8300.c (two_insn_adds_subs_operand): Fix a typo.
2297 * h8300.h (OK_FOR_T): New.
2298 (EXTRA_CONSTRAINT): Support OK_FOR_T.
2299 * h8300.md: Use inc/dec.[wl] for increment/decrement
2300 by 1 and 2 in HI and SI modes.
2302 2000-07-20 Jim Wilson <wilson@cygnus.com>
2304 * config/ia64/ia64.h (ASM_OUTPUT_MI_THUNK): Handle DELTA values
2305 larger than 14 bits.
2307 2000-07-20 Zack Weinberg <zack@wolery.cumb.org>
2309 * cppmacro.c (CAN_PASTE_AFTER): New macro.
2310 (count_params): Don't set GNU_REST_ARGS on anything.
2311 (save_expansion): Set PASTE_LEFT only on tokens for which
2312 CAN_PASTE_AFTER is true, or which are named operators.
2314 * cpplex.c (parse_args): Distinguish between a rest argument
2315 given one empty argument, and a rest argument given zero arguments.
2316 (maybe_paste_with_next): Look for VOID_REST tag, and trigger
2317 deletion of previous token based on that.
2318 (get_raw_token): Flatten some control structure.
2320 * cpplib.h (CPP_LAST_EQ): Correct.
2321 (VOID_REST): New token flag.
2322 (GNU_REST_ARGS): Delete.
2324 * tradcpp.c (main): Don't munge -D options.
2325 (make_definition): Bring -D handling in line with cpplib.
2326 (do_define): Strip all leading whitespace from macro definitions.
2328 2000-07-20 David Billinghurst <David.Billinghurst@riotinto.com.au>
2330 * Makefile.in (tradcpp): Depend on intl.o and version.o.
2332 2000-07-20 Bruce Korb <bkorb@gnu.org>
2334 * fixincl/check.tpl: strip the platform specific types before testing
2335 * fixincl/fixfixes.c(gnu_type_fix): use platform specific types
2336 * fixincl/fixincl.tpl: use platform specific types
2337 * fixincl/fixlib.h: include the platform specific types
2338 * fixincl/inclhack.def(gnu_types): don't supply the types
2339 * fixincl/fixincl.x: regen
2341 2000-07-19 Jim Wilson <wilson@cygnus.com>
2343 * config/ia64/ia64.h (HARD_REGNO_MODE_OK): Don't allow XFmode in
2346 2000-07-19 Zack Weinberg <zack@wolery.cumb.org>
2348 * tradcpp.c (rescan): Do not recognize directives when the #
2351 2000-07-19 Zack Weinberg <zack@wolery.cumb.org>
2353 Implement C++ named operators.
2355 * cpplib.h (TTYPE_TABLE): Move CPP_MIN and CPP_MAX into block
2356 of operators allowed in #if and having an _EQ variant. Add
2357 CPP_MIN_EQ, CPP_MAX_EQ, and CPP_DEFINED.
2358 (cpp_token flags): Add NAMED_OP.
2359 (enum node_type): Add T_OPERATOR.
2360 (struct cpp_hashnode): Add code slot to value union.
2361 * cpphash.h (spec_nodes): Remove n_defined.
2363 * cpplex.c (lex_line): Convert T_OPERATOR nodes to their proper types.
2364 (spell_token, can_paste, maybe_paste_with_next): Handle named operators.
2365 (is_macro_disabled): Tweak error messages.
2367 * cpplib.c (get_define_node): Disallow all named operators as
2368 macro names. Tweak error messages.
2369 (_cpp_init_stacks): Don't set up spec_nodes->n_defined.
2371 * cppinit.c (builtin_array): Add entries for the named operators.
2372 * cppexp.c (lex): Check for CPP_DEFINED token.
2373 (priority table): Add entries for CPP_MIN and CPP_MAX.
2374 (_cpp_parse_expr): Handle CPP_MIN and CPP_MAX.
2376 2000-07-19 Bernd Schmidt <bernds@cygnus.co.uk>
2378 * gcse.c (INSN_CUID): If ENABLE_CHECKING, abort if the uid is
2379 larger than the array of cuids.
2380 (alloc_gcse_mem): Use uid_cuid rather than INSN_CUID when computing
2383 2000-07-19 Bruce Korb <bkorb@gnu.org>
2385 * fixinc/fixincl.c: Convert to using a table of environment variables
2386 and activate the auto-edit marker on the fixed output files.
2387 * fixinc/fixlib.h: Define the environment table
2388 * fixinc/fixincl.sh: export the ${INPUT} dir
2389 * fixinc/check.tpl: likewise
2391 2000-07-18 Zack Weinberg <zack@wolery.cumb.org>
2393 * gcc.c (.h spec): Fix typo.
2395 Wed Jul 19 01:22:15 CEST 2000 Marc Espie <espie@cvs.openbsd.org>
2397 * Makefile.in: Fix tradcif.c path.
2399 2000-07-18 Zack Weinberg <zack@wolery.cumb.org>
2401 * cpplib.h (TTYPE_TABLE): Rearrange to use only two per-entry
2404 * cpphash.h (TOKEN_NAME): New macro.
2405 (_cpp_spell_operator): Deleted.
2406 (token_spellings): Now _cpp_token_spellings.
2408 * cppexp.c: Use TOKEN_NAME or TYPE_NAME, not _cpp_spell_operator.
2409 * cpplex.c: Use OP and TK macros when expanding the
2410 TTYPE_TABLE. Eliminate token_names. For non-OPERATOR tokens,
2411 store the stringification of the enumeration name (CPP_CHAR,
2412 etc.) in the name slot of token_spellings.
2413 Use TOKEN_NAME and/or TOKEN_SPELL, do not reference
2414 token_spellings directly.
2415 * cpplib.c: Use TOKEN_SPELL.
2417 * cpplex.c (_cpp_push_token): If the token being pushed back
2418 is the previous token in this context, just subtract one from
2420 * cppmacro.c (save_expansion): Clear aux field when storing a
2423 2000-07-18 Jakub Jelinek <jakub@redhat.com>
2425 * cpplex.c (cpp_scan_buffer): Output line command even at the stop
2426 buffer, provided it is not NULL.
2428 2000-07-18 Alexandre Oliva <aoliva@redhat.com>
2430 * c-decl.c (duplicate_decls): Do not call make_var_volatile() in
2431 case of invalid volatile re-declaration.
2433 2000-07-18 Jakub Jelinek <jakub@redhat.com>
2435 * calls.c (store_arg): Return non-zero if sibcall_failure is desired.
2436 (expand_call): Adjust caller.
2438 2000-07-17 Gabriel Dos Reis <gdr@codesourcery.com>
2440 * diagnostic.h (report_diagnostic): Change prototype.
2442 * diagnostic.c (output_do_verbatim, diagnostic_for_asm,
2443 diagnostic_for_decl): Change prototype.
2444 (error_with_decl, warning_with_decl, pedwarn_with_decl, warning,
2445 error, warning, error_with_file_and_line,
2446 warning_with_file_and_line, pedwarn_with_file_and_line, fatal):
2447 Adjust call to report_diagnostic, diagnostic_for_decl.
2448 (error_for_asm, warning_for_asm): Adjust call to diagnostic_for_asm.
2449 (output_verbatim, verbatim): Adjust call to output_do_verbatim.
2451 * c-errors.c (pedwarn_c99): Adjust call to report_diagnostic. End
2452 varaible argument list.
2454 2000-07-17 Zack Weinberg <zack@wolery.cumb.org>
2456 * cpphash.c: Don't include hashtab.h. Most macro-handling code
2457 moved to cppmacro.c.
2458 (hash_HASHNODE, eq_HASHNODE, _cpp_dump_macro_hash,
2459 dump_hash_helper): Delete.
2460 (expand_hash, higher_prime_number, _cpp_lookup_with_hash,
2461 cpp_forall_identifiers): New. Implement specialized version of
2462 Vlad's expandable hash table.
2463 (cpp_lookup): Use new functions.
2464 (_cpp_init_macros, _cpp_cleanup_macros): Adjust for new
2466 * cppmacro.c: New file.
2467 * cppinit.c (dump_macros_helper): New.
2468 (cpp_finish): Iterate over the identifier table directly.
2469 * cpplex.c (parse_name): Calculate the hash of the identifier
2470 while we scan it. Use _cpp_lookup_with_hash when we can.
2472 * cpphash.h: Update prototypes.
2473 (xcnewvec, HASHSTEP): New helper macros.
2474 * cpplib.h: Update prototypes.
2475 * Makefile.in (LIBCPP_OBJS): Add cppmacro.o.
2476 (cppmacro.o): New rule.
2477 (cpphash.o): Update deps.
2479 * cppmain.c: Do not set pfile->printer if no_output is on.
2481 2000-07-15 Neil Booth <neilb@earthling.net>
2483 * cpplib.c: Change all directive-handler functions to return
2485 * cpphash.h: Update typedefs.
2487 2000-07-17 Geoffrey Keating <geoffk@cygnus.com>
2489 * configure: Regenerate.
2491 * extend.texi (Extended Asm): Mention that a memory clobber
2492 does not count as a side-effect.
2494 * unroll.c (copy_loop_body): Fix one instance of using host
2495 arithmetic on the target; fixes loop-4 on a 32-bit -> 64-bit
2498 * tlink.c (scan_linker_output): Tweak for output of AIX ld.
2500 2000-07-17 Richard Henderson <rth@cygnus.com>
2502 * config/ia64/ia64.md (movdi): Split out load address code.
2503 New post-reload splitter for symbolic operands.
2504 (movdi_internal): Abort if we didn't split symbolic operands
2505 when we should have.
2506 * config/ia64/ia64.c (ia64_expand_load_address): New, from movdi bits.
2507 (ia64_reorg): Split insns when not optimizing.
2508 * config/ia64/ia64-protos.h (ia64_expand_load_address): Declare.
2510 Mon Jul 17 23:43:26 MET DST 2000 Jan Hubicka <jh@suse.cz>
2512 * real.h (REAL_VALUE_TO_TARGET_LONG_DOUBLE): Use LONG_DOUBLE_TYPE_SIZE
2513 instead of MAX_LONG_DOUBLE_TYPE_SIZE to decide output format.
2515 2000-07-17 Chandrakala Chavva <cchavva@cygnus.com>
2517 * loop.c (check_dbra_loop) : Changed loop_continue to loop->cont.
2519 2000-07-17 Jason Merrill <jason@redhat.com>
2521 * Makefile.in (clean): Remove libgcc directory.
2523 * configure.in (-Wno-long-long check): Use higher-level macros.
2525 2000-07-17 Zack Weinberg <zack@wolery.cumb.org>
2527 * simplify-rtx.c (simplify_binary_operation): Recognize
2528 (compare (gt[u] (cc) 0) (lt[u] (cc) 0)).
2529 (simplify_ternary_operation): Do not examine MODE_BITSIZE of
2530 a CONST_INT, it will always be zero.
2532 2000-07-17 Chandrakala Chavva <cchavva@cygnus.com>
2534 * loop.c (check_dbra_loop) : Return if more than one condition is
2535 present to control the loop.
2537 Mon Jul 17 08:26:35 2000 Clinton Popetz <cpopetz@cygnus.com>
2539 * mips.c (mips_expand_prologue): Don't calculate the last argument
2540 register unless we need it. When we are calculating this, make
2541 sure FUNCTION_ARG is giving us a REG.
2543 2000-07-17 Stephane Carrez <Stephane.Carrez@worldnet.fr>
2545 * flow.c (libcall_dead_p): Use single_set to verify the insn
2546 has only one set and get for analysis.
2547 (propagate_one_insn): Don't pass the PATTERN of the insn.
2549 2000-07-17 Mark Klein <mklein@dis.com>
2551 * pa.c (emit_hpdiv_const): Update to match new pattern for udivsi3.
2553 2000-07-17 J. David Anglin <dave@hiauly1.hia.nrc.ca>
2555 * Makefile.in (TARGET_GETGROUPS_T): New configuration variable.
2556 * configure.in (TARGET_GETGROUPS_T): Evaluate.
2557 * sys-protos.h (getgroups): Use TARGET_GETGROUPS_T for array type
2558 of second argument of getgroups.
2559 * configure, config.in: Rebuilt.
2561 2000-07-17 Geoffrey Keating <geoffk@cygnus.com>
2563 * simplify-rtx.c (simplify_relational_operation): Two signed
2564 values with equal high words are less/greater than each other if
2565 their low words are less/greater when considered as unsigned.
2567 Mon Jul 17 02:37:06 2000 Marc Espie <espie@openbsd.org>
2569 * configure.in (vax-*-openbsd): Change to new style configuration,
2570 add collect2/float_format information.
2571 * configure: Rebuilt.
2572 * config/vax/openbsd1.h: New.
2573 * config/vax/openbsd.h: New.
2574 * config/vax/t-openbsd: New.
2576 2000-07-17 Chip Salzenberg <chip@valinux.com>
2578 * c-common.c (shorten_compare): Quiet warnings about unsigned
2579 comparisons with zero when they occur in a system header.
2581 2000-07-17 Joseph S. Myers <jsm28@cam.ac.uk>
2583 * invoke.texi (-pedantic): Refer to ISO C instead of ANSI C, and
2584 update to describe current practice.
2586 * glimits.h (LLONG_MIN, LLONG_MAX, ULLONG_MAX): Define for C99.
2588 * contrib.texi, cpp.texi, extend.texi, invoke.texi: Update
2589 references to C9X. Change references to -fstd and -flang-isoc9x
2592 * c-common.c (scan_char_table): Allow "z" length modifiers on
2594 (check_format_info): Use TYPE_DOMAIN on the type matched against
2595 for "z" formats, to retrieve the language size_t rather than the
2598 * c-common.c (check_format_info): Do not make a pedantic objection
2599 to the 'L' length modifier if used with a floating point type
2602 * c-lex.c (yylex): Don't pedwarn for hexadecimal floating point
2603 constants in C99 mode.
2605 2000-07-17 Kazu Hirata <kazu@hxi.com>
2607 * h8300.md: Fix the format of mac.
2608 (movsi_h8300hs): Output a tab after stmac instead of a space.
2610 * h8300.c (two_insn_adds_subs_operand): Improve code for detecting
2611 profitable adds/subs sequences.
2613 * fold-const.c: Fix comment typos.
2615 2000-07-16 Laurynas Biveinis <lauras@softhome.net>
2617 * cppfiles.c (read_name_map): Set map_list_ptr->map_list_map to NULL.
2619 2000-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2621 * fixinc/fixfixes.c (emit_gnu_type): Avoid string concatenation.
2623 2000-07-16 Neil Booth <NeilB@earthling.net>
2625 * cpplex.c: Update comments.
2626 * README.Portability: Small update.
2628 2000-07-16 Neil Booth <NeilB@earthling.net>
2630 * README.Portability: Small update.
2632 2000-07-15 Richard Henderson <rth@cygnus.com>
2634 * config/ia64/ia64-protos.h (ia64_move_ok): Prototype.
2635 * config/ia64/ia64.c (ia64_move_ok): New function.
2636 * config/ia64/ia64.md (movqi, movqi_internal): Use it.
2637 (movhi, movsi, movdi, movsf, movdf, movxf): Likewise.
2639 2000-07-15 Zack Weinberg <zack@wolery.cumb.org>
2641 * cpphash.c (save_expansion): Clear PREV_WHITE on tokens
2642 immediately following a paste operator.
2643 * cppinit.c (sort_options): New function (only for HOST_EBCDIC).
2644 (cpp_reader_init): Call it, if HOST_EBCDIC.
2645 (cpp_handle_options): Do not sort option list here.
2646 (handle_option): Rename to cpp_handle_option and export.
2647 * cpplex.c (cpp_scan_buffer_nooutput, cpp_scan_buffer): Use
2648 _cpp_get_token directly.
2649 (cpp_scan_line): Return 0 at EOF, 1 otherwise.
2650 * cpplib.c (cpp_push_buffer): Don't set new->lineno to 1.
2651 * cpplib.h: Prototype cpp_handle_option. Update prototype of
2654 2000-07-15 Richard Henderson <rth@cygnus.com>
2656 * fold-const.c (extract_muldiv): Don't optimize past an unsigned
2657 cast around an expression. Tidy other unsigned tests.
2659 2000-07-15 Gabriel Dos Reis <gdr@codesourcery.com>
2661 * diagnostic.c (doing_line_wrapping, line_wrapper_printf, notice,
2662 v_error_with_decl, v_warning_with_decl, v_pedwarn_with_decl): Remove.
2663 (v_message_with_decl): Rename to ...
2664 (format_with_decl): ... this. Tweak
2665 (diagnostic_for_decl): New function.
2666 (fatal_io_error): Use verbatim in lieu of notice.
2667 (announce_function): Use verbatim.
2668 (default_print_error_function): Likewise.
2669 (error_with_decl, warning_with_decl, pedwarn_with_decl): Use new
2672 2000-07-15 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2674 * mips.c (function_arg_pass_by_reference): Don't do automatic
2675 aggregate initialization.
2676 (machine_dependent_reorg): Initialize variable `mode'.
2678 * mips.md (absdi2): Change variable `regno1' to unsigned int.
2679 (reload_indi): Rename loword/hiword to lo_word/hi_word to avoid
2680 conflicts with sys/param.h macro of the same name.
2681 (reload_outdi): Likewise.
2683 2000-07-15 Michael Meissner <meissner@redhat.com>
2685 * fold-const.c (fold): When optimizing FOO++ == CONST into ++FOO
2686 == CONST + INCREMENT, don't overwrite the tree node for FOO++,
2687 create a new node instead.
2689 2000-07-15 Neil Booth <NeilB@earthling.net>
2691 * README.Portability: Correct example about calling a function
2692 through a pointer to function. Format wide paragraphs.
2694 2000-07-15 Michael Meissner <meissner@redhat.com>
2696 * README.Portability: Update integer suffixes and function
2699 2000-07-15 Neil Booth <NeilB@earthling.net>
2701 * README.Portability: Small update.
2703 2000-07-15 Neil Booth <NeilB@earthling.net>
2705 * README.Portability: New file.
2707 Fri Jul 14 18:13:53 2000 Mark P Mitchell <mark@codesourcery.com>
2709 * INSTALL: Give special instructions for building GCC on Irix 6.
2710 * config/mips/x-iris6 (CC): Don't set it.
2713 2000-07-14 Jason Merrill <jason@redhat.com>
2715 * dwarf2out.c (dwarf2out_frame_debug_expr): If we store the CFA
2716 register in the stack and later in another register, use the new
2719 Fri Jul 14 10:25:53 2000 Clinton Popetz <cpopetz@cygnus.com>
2721 * config/mips/mips.md: (absdi2): Handle sign_extend for
2724 2000-07-14 Nathan Sidwell <nathan@codesourcery.com>
2726 * cpplib.c (do_pragma_dependency): Tidy warning messages.
2728 2000-07-14 Zack Weinberg <zack@wolery.cumb.org>
2730 * .cvsignore: Correct typo.
2732 2000-07-13 Mark Mitchell <mark@codesourcery.com>
2734 * .cvsignore: Add generated YACC files.
2735 * objc/.cvsignore: New file.
2737 2000-07-14 Neil Booth <NeilB@earthling.net>
2739 * cpplex.c (adjust_column): New funcion.
2740 (skip_whitespace): Use it.
2741 (skip_block_comment): Use it, and warn about /*/* with
2744 2000-07-14 Neil Booth <NeilB@earthling.net>
2746 * cpphash.c (struct macro_info): Add new members.
2747 (_cpp_free_definition): Delete the macro directly.
2748 (count_params): Return void, with first token of
2749 expansion in struct macro_info on success.
2750 (parse_define): Return int. Hoist syntax checking from
2751 save_macro_expansion. Leave call to save_expansion to
2752 _cpp_create_definition.
2753 (alloc_macro): Needs just 2 arguments.
2754 (free_macro): Delete.
2755 (save_expansion): Don't perform syntax check.
2756 (_cpp_create_definition): Call save_expansion.
2758 2000-07-13 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2760 * genrecog.c (write_header): Split long string.
2762 * cpphash.c (macro_info): Don't use the `signed' keyword.
2764 * system.h (alloca): Prototype if __GNUC__ && __SIZE_TYPE__.
2766 2000-07-13 Jakub Jelinek <jakub@redhat.com>
2768 * calls.c (stored_args_map): New variable.
2769 (check_sibcall_argument_overlap_1): New.
2770 (check_sibcall_argument_overlap): New.
2771 (expand_call): Initialize stored_args_map.
2772 Call check_sibcall_argument_overlap.
2774 2000-07-13 Bruce Korb <bkorb@gnu.org>
2776 * fixinc/fixfixes.c: move EXIT_BROKEN to header, add sub-expr max count
2777 (emit_gnu_type): utility procedure for gnu_type_fix
2778 (gnu_type_fix): implement various pre-processor guards around
2779 standard types so these types can be defined over and over
2780 * fixinc/fixincl.tpl: add a "gnu_type_map" that forces the standard
2781 types alluded to above will have GNU-compliant base types
2782 * fixinc/fixlib.h: add EXIT_BROKEN define and the gnu_type_map struct
2783 * fixinc/inclhack.def: add test_text entries and utilize the new
2784 "gnu_types" fix for the ptrdiff_t, size_t and wchar_t types.
2785 * fixinc/fixincl.x: regenerate
2787 2000-07-12 Gabriel Dos Reis <gdr@merlin.codesourcery.com>
2789 * diagnostic.c (vline_wrapper_message_with_location,
2790 v_message_with_file_and_line, v_error_with_file_and_file,
2791 v_error_for_asm, v_warning_for_asm, vfatal,
2792 v_warning_with_file_and_line, v_pedwarn_with_file_and_line,
2793 vsorry, verror, vwarning, vpedwarn): Remove.
2794 (diagnostic_for_asm): New function.
2795 (pedwarn, error, warning, pedwarn_with_file_and_line,
2796 error_with_file_and_line, warning_with_file_and_line, sorry,
2797 error_for_asm, warning_for_asm, fatal): Reimplement.
2798 (finish_diagnostic): Clear diagnostic info as well.
2800 2000-07-13 Neil Booth <NeilB@earthling.net>
2802 * c-common.h (flag_digraphs): New.
2803 * c-decl.c (c_decode_option): Set flag_digraphs as appropriate.
2804 * c-lex.c (yylex): Use flag_digraphs to decide whether to
2807 2000-07-13 Zack Weinberg <zack@wolery.cumb.org>
2809 * gcc.c (do_spec_1): Add new %B operator.
2810 (set_input): Prepare for %B.
2812 (link_command_spec): Move up with the other tm.h-
2813 overrideable specs. Factor out the portion conditional on
2814 LINK_LIBGCC_SPECIAL into a new spec, %(link_libgcc).
2815 (struct compiler): Just have a single spec string. All users
2817 (default_compilers): Remove unnecessary braces.
2818 (static_specs): Update.
2820 (trad_capable_cpp, cpp_options, cc1_options, asm_options): New
2822 (C and assembly specs): Use the new named specs, as appropriate.
2824 * objc/lang-specs.h: Use the new named specs.
2825 Remove unnecessary braces.
2827 2000-07-12 Zack Weinberg <zack@wolery.cumb.org>
2829 * gcc.c (execute): If a subprocess gets a fatal signal, report
2830 strsignal() of the signal number, and ask for a bug report.
2831 Do not do this for SIGPIPE if there's already been an error.
2833 * tradcpp.c: Don't include signal.h. Don't catch SIGPIPE.
2836 * tradcif.c: Remove.
2838 2000-07-12 Zack Weinberg <zack@wolery.cumb.org>
2840 * final.c (profile_function): Do not emit profile counters in
2841 the data section, if NO_PROFILE_COUNTERS is defined.
2842 * tm.texi: Document NO_PROFILE_COUNTERS. Update doc for
2845 * config/i386/linux.h (NO_PROFILE_COUNTERS): Define.
2846 (FUNCTION_PROFILER): Just emit a call to mcount.
2848 2000-07-12 Zack Weinberg <zack@wolery.cumb.org>
2850 * tradcpp.c (main): Rename 'perror' label to 'sys_error'.
2852 * cppexp.c, cpphash.c, cpphash.h, cppinit.c, cpplex.c,
2853 cpplib.c, cpplib.h: Eradicate all traces of code dependent on
2854 traditional, lang_chill, or lang_fortran.
2856 * cppfiles.c: #undef strcmp to suppress warning about macros
2857 used without arguments.
2858 (_cpp_execute_include): Use f, not fname, in "No include path"
2860 (_cpp_pop_file_buffer): New function.
2861 * cpplib.c: Don't include <sys/mman.h>.
2862 (cpp_push_buffer): Set line_base and lineno in new buffer.
2863 (cpp_pop_buffer): Use _cpp_pop_file_buffer.
2865 * cpplex.c: Move all prototypes and structure declarations to the
2866 top of the file. Properly parenthesise some macro arguments.
2867 (cpp_scan_line): New function.
2868 (special_symbol [case T_INCLUDE_DEPTH]): Use pfile->include_depth,
2869 don't need to walk up the stack counting.
2871 2000-07-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2873 * c-common.c (combine_strings): Emit a pedantic warning when a
2874 string length is greater than the minimum ANSI C is required
2877 Wed Jul 12 13:24:30 2000 Jeffrey A Law (law@cygnus.com)
2879 * pa/xm-pa64.h (NO_SYS_SIGLIST): Kill.
2880 * d30v/xm-d30v.h (NO_SYS_SIGLIST): Kill.
2882 2000-07-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2884 * c-decl.c (define_label): Warn about identifier conflicts with
2885 labels in traditional C.
2887 * c-parse.in (unop +): Warn about the unary plus operator for
2890 * c-typeck.c (store_init_value): Warn about automatic aggregate
2891 initialization for traditional C.
2893 * invoke.texi (-Wtraditional): Document new warnings.
2895 2000-07-12 Gabriel Dos Reis <gdr@codesourcery.com>
2897 * Makefile.in (c-errors.o): Fix thinko in dependency.
2899 2000-07-12 Zack Weinberg <zack@wolery.cumb.org>
2901 * gcc.c (C specs [!USE_CPPLIB]): Invoke tradcpp if any of
2902 -traditional, -ftraditional, or -traditional-cpp was given.
2903 Do not pass -traditional to the preprocessor.
2904 (.S spec): Likewise. Don't bother defining __ASSEMBLER__, the
2905 preprocessor does it automatically.
2906 * objc/lang-specs.h: Likewise. Don't bother defining __OBJC__.
2908 * ch/lang-specs.h: Always use tradcpp. Do not pass
2909 -traditional, -trigraphs, or -pedantic to the preprocessor.
2910 * f/lang-specs.h (.F spec): Likewise. Don't bother defining
2913 2000-07-12 Zack Weinberg <zack@wolery.cumb.org>
2915 * cppexp.c (LOGICAL): Delete macro.
2916 (_cpp_parse_expr): Do not use UNARY for unary +. Implement ||
2919 * cpphash.c (HASHSIZE): Increase to 4096.
2920 (struct hashdummy): Add hash field.
2921 (eq_HASHNODE): Compare unreduced hashes, then lengths, then
2922 the string values using memcmp.
2923 (cpp_lookup): Set dummy.hash.
2925 Wed Jul 12 13:15:16 2000 Marc Espie <espie@openbsd.org>
2927 * configure.in (m88k-openbsd): Express configuration using new fragment
2929 * configure: Rebuilt.
2930 * m88k/aout-dbx.h: New.
2931 * m88k/openbsd.h: New.
2932 * m88k/xm-openbsd.h: New.
2934 2000-07-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2936 * expr.c (expand_expr): Return const0_rtx, not error_mark_node.
2938 2000-07-12 Richard Henderson <rth@cygnus.com>
2940 * reload.c (push_secondary_reload): Make sure to add the new
2941 reload at the end, after acquiring secondary memory.
2943 2000-07-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2945 * cpplex.c (is_macro_disabled): Use CPP_WTRADITIONAL.
2947 * c-decl.c (set_current_function_name_declared, anon_aggr_type_p,
2948 lang_expand_stmt): Mark parameters with ATTRIBUTE_UNUSED.
2950 * c-parse.in (stmt): Delete unused variables.
2952 * convert.c (convert_to_vector): Likewise.
2954 * gensupport.c (process_rtx): Declare attr as `rtvec' not `rtx'.
2956 * tree.c (finish_vector_type): Prototype.
2958 2000-07-12 Bruce Korb <bkorb@gnu.org>
2960 * fixinc/fixfixes.c: use xmalloc
2961 * fixinc/fixincl.c(initialize): set program name for xmalloc
2962 * fixinc/fixlib.c(must_malloc): obsolete
2963 (is_cxx_header): no longer used - disabled
2964 (skip_quote): inserted and disabled for future use
2965 * fixinc/fixlib.h: reflects above
2966 * fixinc/fixtests.c: removed dinkleberries
2968 2000-07-12 Neil Booth <NeilB@earthling.net>
2970 * cpphash.h: (TOKEN_SPELL) Pulled from cpplex.c.
2971 * cpplex.c (TOKEN_SPELL) Move to cpphash.h.
2973 * cpphash.c: (struct macro_info, alloc_macro, free_macro,
2974 struct toklist_dummy): New.
2975 (cpp_free_definition): Free macros with free_macro.
2976 (count_params): Don't save paramter spellings. Save macro
2977 information in a struct macro_info.
2978 (parse_define): Don't allocate a token list.
2979 (save_expansion): Allocate the macro's token list, and
2980 save parameter spellings if necessary. Use TOKEN_SPELL.
2981 (cpp_create_definition): Make list const.
2983 2000-07-12 Gabriel Dos Reis <gdr@codesourcery.com>
2985 * c-typeck.c (pedwarn_c99): Move to
2986 * c-errors.c: ... Here.
2987 * toplev.h (verror, vwarning, vpedwarn): Remove prototypes.
2988 * diagnostic.c (verror, vwarning, vpedwarn): Make static.
2989 * Makefile.in (C_AND_OBJC_OBJS): Include c-errors.o
2990 (c-errors.o): List dependency.
2992 2000-07-12 Mark Mitchell <mark@codesourcery.com>
2994 * c-parse.c: Remove.
2995 * c-parse.h: Likewise.
2996 * c-parse.y: Likewise.
2997 * objc/objc-parse.c: Likewise.
2998 * objc/objc-pasre.y: Likewise.
3000 2000-07-11 Rodney Brown <RodneyBrown@pmsc.com>
3002 * gcc.texi: Fix minor typos
3003 * extend.texi: Fix minor typos
3005 2000-07-11 Marc Espie <espie@openbsd.org>
3007 * collect2.c (main): Recognize .lo as object files.
3009 2000-07-11 J. David Anglin <dave@hiauly1.hia.nrc.ca>
3011 * pa.c (hppa_encode_label): Store labels in gc memory when ggc_p is
3014 * aclocal.m4 (AC_FUNC_MMAP_ANYWHERE): Extend test to detect systems
3015 with MAP_ANONYMOUS and MAP_ANON.
3016 * configure, config.in: Rebuilt.
3018 2000-07-12 Gabriel Dos Reis <gdr@codesourcery.com>
3020 * diagnostic.c (save_output_state): Remove.
3021 (restore_output_state): Likewise.
3022 (clear_text_info): New function.
3023 (clear_diagnostic_info): Likewise.
3024 (output_text_length, is_starting_newline, output_prefix,
3025 line_wrap_cutoff, ideal_line_wrap_cutoff, prefix_was_emitted_for,
3026 prefixing_policy, output_buffer_ptr_to_format_args): New macros
3027 (set_real_maximum_length, output_set_maximum_length,
3028 output_set_prefix, output_get_prefix, output_set_maximum_length,
3029 output_destroy_prefix, init_output_buffer,
3030 reshape_diagnostic_buffer, output_space_left, output_emit_prefix,
3031 output_add_newline, output_add_character, output_add_space,
3032 output_append_r, output_append, wrap_text, output_format,
3033 output_do_printf, output_printf, output_do_verbatim,
3034 output_verbatim, verbatim): Use them.
3035 (output_clear): Split into cleat_text_info and
3036 clear_diagnostic_info.
3037 (struct output_state): Move to...
3039 * diagnostic.h: ...Here
3040 (struct output_buffer): Adjust.
3042 2000-07-11 Zack Weinberg <zack@wolery.cumb.org>
3044 * cpplex.c (parse_name): No longer inline (premature optimization).
3045 (do_pop_context): Fold into pop_context.
3046 (pop_context): Returns int.
3047 (lex_next): Hoist test for end of directive into pop_context.
3048 (push_macro_context): Returns int; takes just reader and token.
3049 Hoist test for excessive nesting to caller.
3050 (push_arg_context): Returns void; takes just reader and token.
3051 Do not call stringify_arg or get_raw_token.
3052 (get_raw_token): Convert tail recursion through push_arg_context
3053 to a loop at this level. Call stringify_arg here if appropriate.
3054 (maybe_paste_with_next): Convert tail recursion to a while loop.
3055 Hoist test of paste_level to caller.
3057 (stringify_arg): Push arg context at beginning.
3058 (cpp_get_token): Split out core into _cpp_get_token. Call
3059 process_directive here. Throw away CPP_PLACEMARKER tokens.
3060 (_cpp_get_token): Convert tail recursion through
3061 push_macro_context to a loop at this level.
3062 (_cpp_glue_header_name, is_macro_disabled, stringify_arg,
3063 _cpp_get_raw_token): Use _cpp_get_token.
3064 (_cpp_skip_rest_of_line): Drop the context stack directly; do
3065 not call pop_context.
3066 (_cpp_run_directive): Call lex_next directly.
3068 * cpphash.h: Prototype _cpp_get_token.
3069 * cppexp.c (lex): Use it.
3070 * cpphash.c (parse_define): Use it.
3071 * cpplib.c (get_define_node, do_undef, parse_include,
3072 read_line_number, do_line, do_ident, do_pragma, do_pragma_gcc,
3073 do_pragma_implementation, do_pragma_poison, do_pragma_dependency,
3074 parse_ifdef, validate_else): Use it.
3075 (cpp_push_buffer): Tweak error message; abort if anyone tries
3076 to push a buffer while macro expansions are stacked.
3078 2000-07-11 Donn Terry <donnte@microsoft.com>
3080 * cpplex.c (free_macro_args, save_token): Cast arg of free
3081 and/or xrealloc to PTR.
3082 (_cpp_init_input_buffer): Clear all fields of the base context.
3084 Tue Jul 11 15:28:21 CDT 2000 Clinton Popetz <cpopetz@cygnus.com>
3086 * gensupport.c (process_rtx): Make rtl checking stop
3087 complaining about the define_insn while it is being
3088 converted from a define_insn_and_split.
3090 Tue Jul 11 16:26:17 2000 Clinton Popetz <cpopetz@cygnus.com>
3092 * config/mips/mips.c (simple_memory_operand): Access the
3093 INTVAL of the address, not it's containing MEM.
3095 2000-07-11 Bruce Korb <bkorb@gnu.org>
3097 * fixinc/fixtests.c(double_slash): obsolete
3098 (else_endif_label): likewise
3099 * fixinc/inclhack.def(irix_multiline_cmnt): obsolete
3100 (libc1_ifdefd_memx): correct initial comment
3101 and omit the #if/#endif pair from the memxxx declarations
3102 * fixinc/fixincl.x: regen
3104 2000-07-11 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3106 * cpplex.c (T, I, S, C, N): Avoid non-constant initializers.
3108 2000-07-11 Neil Booth <NeilB@earthling.net>
3112 2000-07-11 Neil Booth <NeilB@earthling.net>
3114 * cppinit.c: (cpp_reader_init): Allow digraphs by default.
3115 (handle_option): Set digraphs according to standard.
3116 Merge OPT_lang_c89 handler with OPT_std_c89.
3118 * cpplex.c: (lex_line, can_paste): Honour digraphs in
3119 accordance with the digraphs flag.
3121 * cpplib.h: (struct cpp_options): New option digraphs.
3123 2000-07-10 Hans-Peter Nilsson <hp@axis.com>
3124 Bruce Korb <bkorb@gnu.org>
3126 * fixinc/inclhack.def (libc1_ifdefd_memx): New fix.
3127 * fixinc/fixincl.x: Regenerate.
3128 * fixinc/tests/base/testing.h: Add testcase.
3130 2000-07-10 Richard Henderson <rth@cygnus.com>
3132 * config/ia64/ia64.c (got_symbolic_operand): New.
3133 (symbolic_operand, move_operand): Revert 0701 change.
3134 * config/ia64/ia64.h (PREDICATE_CODES): Update.
3135 * config/ia64/ia64-protos.h (got_symbolic_operand): Declare.
3136 * config/ia64/ia64.md (movdi): Revert 0701 wrt symbolic_operand;
3137 split the offset into a 14-bit low part instead of a 13-bit low part.
3138 (load_fptr): Mark the mem as unchanging.
3139 (load_symptr): Use got_symbolic_operand.
3141 2000-07-10 Nick Clifton <nickc@cygnus.com>
3143 * libgcc2.c (next_stack_level): Cast result of computation to
3144 (void **) so that the assignment does not generate a warning.
3146 2000-07-10 Chandrakala Chavva <cchavva@redhat.com>
3148 * flags.h : Add new variable flag_single_precision_constant.
3149 * toplev.c (display_help) : Add -fsingle-precision-constant option.
3150 (flag_single_precision_constant): New.
3151 * c-lex.c (yylex): Convert floating point constant to single
3153 * invoke.texi : Add documentation for this new option.
3155 2000-07-10 Gabriel Dos Reis <gdr@codesourcery.com>
3157 * diagnostic.c (output_octal): Second parameter is unsigned.
3158 (output_long_octal): Likewise.
3159 (output_hexadecimal): Likewise.
3160 (output_long_hexadecimal): Likewise.
3161 (output_format): Adjust arguments extraction. Tweak.
3162 (output_verbatim, verbatim): End variable argument list.
3163 (report_diagnostic): Improve documentation.
3165 2000-07-10 Benjamin Chelf <chelf@codesourcery.com>
3167 * c-common.h (build_stmt): Declare.
3168 (build_continue_stmt): Likewise.
3169 (build_break_stmt): Likewise.
3170 (build_return_stmt): Likewise.
3172 * c-decl.c (do_case): Rewrite to do what previously done in
3175 * c-semantics.c (build_stmt): Define.
3176 (build_return_stmt): Likewise.
3177 (build_break_stmt): Likewise.
3178 (build_continue_stmt): Likewise.
3179 (build_case_label): Likewise.
3181 * c-parse.in (BREAK): Change to build tree, then generate RTL.
3182 (CONTINUE): Likewise.
3185 (DEFAULT): Likewise.
3187 * c-parse.y: Regenerate.
3188 * c-pasre.c: Likewise.
3190 2000-07-09 Jason Merrill <jason@redhat.com>
3192 * expr.c (expand_expr): Bail earlier if we get an error_mark_node.
3194 * tree.h (STRIP_NOPS): Check for error_mark_node.
3195 (STRIP_SIGN_NOPS, STRIP_TYPE_NOPS): Likewise.
3196 (dwarf2out_*): Remove duplicate declarations.
3198 * c-decl.c (duplicate_decls): Copy DECL_ABSTRACT_ORIGIN from
3199 DECL_ABSTRACT_ORIGIN, not DECL_ORIGIN.
3201 2000-07-10 Gabriel Dos Reis <gdr@codesourcery.com>
3203 * diagnostic.c (wrap_text): New function.
3204 (maybe_wrap_text): Likewise.
3205 (output_add_string): Use it.
3206 (output_format): Likewise.
3207 (count_error): Use verbatim instead of notice.
3208 (report_error_function): Likewise. Don't use plain fprintf.
3209 (finish_diagnostic): New function.
3210 (output_do_verbatim): Tweak. Commonalize functionalities in
3211 output_verbatim and verbatim.
3212 (output_verbatim): Adjust.
3213 (verbatim): Likewise.
3214 (report_diagnostic): Define.
3216 * diagnostic.h (report_diagnostic): Prototype.
3218 2000-07-09 Zack Weinberg <zack@wolery.cumb.org>
3220 * cppexp.c (_cpp_parse_expr): Don't use unary plus.
3222 2000-07-09 Neil Booth <NeilB@earthling.net>
3224 * cpphash.h: ISvspace, is_vspace, is_nvspace: New.
3225 IShspace, ISspace: Update.
3227 * cppinit.c: ISTABLE: Update.
3230 * cpplex.c (IS_HSPACE, S_NEWLINE): Remove.
3231 (IS_DIRECTIVE): Rename KNOWN_DIRECTIVE.
3232 (skip_block_comment, skip_line_comment, parse_string,
3233 lex_line): Use is_vspace rather than IS_NEWLINE.
3234 (skip_whitespace, lex_line): Clean up to use is_nvspace.
3235 (lex_line): Use KNOWN_DIRECTIVE. Any kind of directive
3237 (lex_next): Unconditionally stop if within a directive.
3238 Treat directives within macro invocations as directives
3239 (after parse_args emits error), not as the argument.
3241 2000-07-09 Gabriel Dos Reis <gdr@codesourcery.com>
3243 * diagnostic.c (diagnostic_args): New macro.
3244 (diagnostic_msg): Likewise.
3245 (output_formatted_integer): Likewise.
3246 (output_state): New data type.
3247 (digit_buffer): Make global.
3248 (output_add_integer): Rename to output_decimal. Squeeze
3250 (output_long_decimal, output_unsigned_decimal,
3251 output_long_unsigned_decimal, output_octal, output_long_octal,
3252 output_hexadecimal, output_long_hexadecimal): New functions.
3253 (output_append_r): New function.
3254 (output_append): Tweak.
3255 (output_flush_on): Rename to output_to_stream.
3256 (output_format): Change prototype. Improve documentation. Handle
3257 more format specifiers.
3258 (build_location_prefix): Rename to context_as_prefix.
3259 (output_notice): Rename to output_do_printf.
3260 (output_printf): Tweak.
3261 (line_wrapper_printf): Likewise.
3262 (vline_wrapper_message_with_location): Adjust call to renamed
3264 (v_message_with_decl): Likewise.
3265 (default_print_error_function): Likewise.
3266 (save_output_state): New function.
3267 (restore_output_state): Likewise.
3268 (output_do_verbatim): Likewise.
3269 (output_verbatim): Define.
3270 (verbatim): Likewise.
3272 * diagnostic.h (printer_fn): Change return type from void to int.
3273 Improve documentation.
3274 (output_add_integer): Rename to output_decimal.
3275 (output_flush_on, output_format): Don't export.
3276 (output_verbatim, verbatim): Declare.
3278 2000-07-08 Toon Moene <toon@moene.indiv.nluug.nl>
3280 * fold-const.c (extract_muldiv) case PLUS_EXPR, MINUS_EXPR:
3281 Check whether c divides op1 exactly if operation is not
3284 2000-07-08 Richard Henderson <rth@cygnus.com>
3286 * final.c (final): Do not abort when reg-stack introduces
3289 2000-07-08 Zack Weinberg <zack@wolery.cumb.org>
3291 * cpplib.h (struct cpp_name): Now struct cpp_string.
3292 (CPP_INT, CPP_FLOAT, CPP_NUMBER, CPP_COMMENT,
3293 CPP_HEADER_NAME): Change to type S.
3294 (struct cpp_token): Rename 'name' field to 'str'. Add 'node'
3295 field, a cpp_hashnode *. All references to val.name updated
3296 to use val.str or val.node as appropriate.
3297 (struct cpp_reader): Add spec_nodes field.
3298 (cpp_idcmp): Now cpp_ideq; takes a token * and a char *.
3300 * cpphash.h (struct spec_nodes): New.
3301 (enum spell_type): Reorder. Only SPELL_STRING tokens use
3302 val.str. All references to 'spelling > SPELL_NONE' updated to
3305 (CPP_IN_SYSTEM_HEADER): Check pfile->buffer and
3306 pfile->buffer->inc are not NULL before dereferencing them.
3308 * cpplex.c (parse_name): Take a pointer to the current token,
3309 plus current position and limit as args; return the new
3310 position; don't copy the text of a name into the string
3311 buffer, instead call cpp_lookup and store the node pointer.
3312 If extending a token, copy out the text of the old into a
3313 scratch buffer, append the new, look that up and store the new
3314 node pointer. Inline.
3315 (maybe_paste_with_next): If the result of paste is a NAME,
3316 then look up the pasted text and store its node pointer.
3317 (lex_line): Adjust for new parse_name interface.
3318 Check for L"str", L'str' using spec_nodes->n_L.
3319 (spell_token): SPELL_IDENT tokens have their spelling in
3320 val.node->name. Handle SPELL_STRING tokens that don't have
3322 (_cpp_expand_name_space,
3323 (can_paste): Check for L ## "str" using spec_nodes->n_L.
3324 (cpp_get_token, special_symbol): No need to call cpp_lookup.
3325 (cpp_idcmp): Now cpp_ideq; take a token * and a const char *;
3326 return 1=equal 0=not, not a tristate.
3328 * cpphash.c (var_args_str): Delete.
3329 (find_param): Compare node fields directly.
3330 (is__va_args__): Use CPP_PEDANTIC. Just compare
3331 token->val.node with spec_nodes->n__VA_ARGS__.
3332 (dump_funlike_macro): Don't use var_args_str.
3334 * cpplib.c (_cpp_check_directive): Just walk through
3335 spec_nodes->dirs comparing pointers.
3336 (get_define_node, do_pragma_poison, detect_if_not_defined,
3337 parse_ifdef): The identifier has already been looked up.
3338 (do_ifdef, do_ifndef): parse_ifdef won't return a poisoned
3340 (do_if): Only call detect_if_not_defined at beginning of file.
3341 (_cpp_parse_assertion): Only copy string pointers for
3342 SPELL_STRING tokens.
3343 (pragma_dispatch): Take a node pointer and examine its name
3345 (_cpp_init_stacks): Also initialize the spec_nodes structure.
3347 * cppinit.c (cpp_reader_init): Call _cpp_init_stacks after
3349 (cpp_cleanup): Free pfile->spec_nodes. Call _cpp_cleanup_* in
3350 reverse order from the corresponding _cpp_init_* routines.
3352 * cppexp.c (parse_number, parse_charconst, parse_defined,
3353 lex): Check val.node->type instead of calling cpp_defined.
3354 Use spec_nodes entries where appropriate.
3356 * fix-header.c, scan-decls.c: Update for interface changes.
3358 2000-07-08 Geoffrey Keating <geoffk@cygnus.com>
3360 * config/rs6000/rs6000.c (rs6000_emit_move): Fix conditions for
3361 emitting aux_truncdfsf2.
3363 2000-07-03 Donn Terry (donnte@microsoft.com)
3365 * cppinit.c (print_help): split overlong line into ISO C89
3368 2000-07-07 Zack Weinberg <zack@wolery.cumb.org>
3370 * cppexp.c: Update all code for new lexer interface.
3371 (op_t, operator codes, struct token, tokentab2, op_to_str): Remove.
3372 (struct suffix, vsuf_1, vsuf_2, vsuf_3, op_to_prio): New.
3373 * cpplex.c (token_names): Trim leading CPP_ from names; make
3374 the strings unsigned.
3375 (_cpp_spell_operator): New.
3376 (is_macro_disabled): Disable all macros if rescanning
3378 (_cpp_get_directive_token): Remove.
3380 * cppinit.c: Don't set no_macro_expand.
3381 * cpplib.c (read_line_number, do_line): Check only for EOF,
3383 * cpphash.h: Update prototypes.
3384 * cpplib.h (CPP_VSPACE): Remove.
3385 (struct cpp_reader): Remove no_macro_expand.
3387 2000-07-08 Neil Booth <NeilB@earthling.net>
3389 * cpphash.c (is__va_args__): New function.
3390 (count_params): Fix line reported in error messages. Use
3391 is__va_args__. Don't return ')' on error. Flag GNU style
3392 rest args macro definitions.
3393 (parse_define): Check macro name is not __VA_ARGS__.
3394 (save_expansion): Check identifier in non-varargs-macro is
3395 not __VA_ARGS__. Don't flag GNU_VARARGS.
3396 * cpplex.c (parse_args): Accept no argument iff GNU_REST_ARGS.
3397 (maybe_paste_with_next): Use per-macro GNU_REST_ARGS rather
3398 than per-token GNU_VARARGS.
3399 * cpplib.h (GNU_VARARGS): Remove.
3400 (GNU_REST_ARGS): New.
3402 Sat Jul 8 01:38:25 MET DST 2000 Jan Hubicka <jh@suse.cz>
3404 * i386.md (call_pop, call, call_value_pop): Do not set
3405 current_function_uses_pic_offset_table for calls to static
3406 functions or indirect calls.
3408 2000-07-07 Jim Wilson <wilson@cygnus.com>
3410 * config/ia64/ia64.c (rws_access_reg): New local write_count. If
3411 is_predicate_reg, then take max write_count of register pair.
3413 2000-07-07 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3415 * tradcpp.c (main): Rename label `include' to `add_include' to
3416 avoid conflicts with variable `include' in traditional C.
3418 2000-07-07 Jakub Jelinek <jakub@redhat.com>
3420 * integrate.c (copy_insn_list): Remove REG_LABEL notes.
3422 2000-07-07 Jakub Jelinek <jakub@redhat.com>
3424 * sibcall.c (uses_addressof): Add INMEM argument, check for
3425 current_function_internal_arg_pointer outside of MEM rtxs in addition
3427 (sequence_uses_addressof): Update caller.
3429 2000-07-07 Zack Weinberg <zack@wolery.cumb.org>
3431 * tradcpp.c (initialize_builtins): Honor NO_BUILTIN_SIZE_TYPE
3434 2000-07-07 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3436 * system.h (UNION_INIT_ZERO): New macro for initializing union
3439 * cpplex.c (placemarker_token, eof_token): Use UNION_INIT_ZERO.
3441 2000-07-07 Neil Booth <NeilB@earthling.net>
3445 Fri Jul 7 07:47:35 2000 Jeffrey A Law (law@cygnus.com)
3447 * final.c (final): Detect out of bounds array access to
3448 the insn_lengths array.
3450 2000-07-07 Kazu Hirata <kazu@hxi.com>
3452 * fold-const.c (fold): Fix a comment typo.
3454 2000-07-07 Neil Booth <NeilB@earthling.net>
3456 * cpp.texi: Update to new lexer.
3458 2000-07-06 Zack Weinberg <zack@wolery.cumb.org>
3460 * tradcpp.c: New file.
3461 * tradcif.y: New file.
3462 * tradcif.c: New generated file.
3464 * Makefile.in: Add rules to build tradcpp.o, tradcif.o,
3465 $(srcdir)/tradcif.c. Add tradcpp to STAGESTUFF and
3466 dependencies of C. Install tradcpp from install-common, in
3469 2000-07-06 Zack Weinberg <zack@wolery.cumb.org>
3471 * cppinit.c: Include cppdefault.h. Refer to
3472 cpp_GCC_INCLUDE_DIR and cpp_GCC_INCLUDE_DIR_len, not directly
3473 to GCC_INCLUDE_DIR and its length.
3474 (SIZE_TYPE, PTRDIFF_TYPE, WCHAR_TYPE,
3475 USER_LABEL_PREFIX, REGISTER_PREFIX, struct default_include,
3476 STANDARD_INCLUDE_DIR, STANDARD_INCLUDE_COMPONENT): Move to
3478 (include_defaults_array): Move to cppdefault.c.
3480 * cppdefault.h: New file.
3481 * cppdefault.c: New file.
3483 * Makefile.in (LIBCPP_OBJS): Add cppdefault.o.
3484 (cppinit.o): Don't apply $(PREPROCESSOR_DEFINES) to this file.
3485 (cppdefault.o): New rule; apply $(PREPROCESSOR_DEFINES) to
3488 Thu Jul 6 18:30:36 2000 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
3490 * reload.c (push_reload): When seeing if can reuse a register,
3491 check extra registers against widest of INMODE and OUTMODE.
3493 2000-07-06 Neil Booth <NeilB@earthling.net>
3495 * cpplib.c: (_cpp_parse_assertion): Perform hash lookups
3496 based on full length of predicate.
3498 2000-07-06 Hans-Peter Nilsson <hp@axis.com>
3500 * timevar.c: [HAVE_SYS_RESOURCE_H]: Include <sys/resource.h>.
3501 [NEED_DECLARATION_GETRUSAGE]: Declare getrusage.
3503 2000-07-05 Kazu Hirata <kazu@hxi.com>
3505 * h8300-proto.h: Fix formatting.
3506 * h8300.c: Likewise.
3507 * h8300.h: Likewise.
3509 2000-07-05 Jim Wilson <wilson@cygnus.com>
3511 * config/ia64/ia64.h (HARD_REGNO_MODE_OK): If FR_REGNO_P, disallow
3514 2000-07-05 Rodney Brown <RodneyBrown@pmsc.com>
3516 * invoke.texi: Fix minor typos
3517 * md.texi: Fix minor typos
3519 2000-07-05 Zack Weinberg <zack@wolery.cumb.org>
3521 * cpplib.c (_cpp_parse_assertion): Fix buffer overrun.
3523 2000-07-04 Zack Weinberg <zack@wolery.cumb.org>
3525 * cpplex.c: Don't include sys/mman.h.
3526 (cpp_push_buffer, cpp_pop_buffer): Moved to cpplib.c.
3528 * cpplib.c: Include sys/mman.h and obstack.h.
3529 (cpp_push_buffer): Moved from cpplex.c; allocate buffers on an
3531 (cpp_pop_buffer): Moved from cpplex.c; free buffers from an obstack.
3532 (_cpp_unwind_if_stack): Now static, unwind_if_stack. Don't
3533 bother freeing if stack entries (they will be freed with their buffer).
3534 (do_endif): Free if stack entries from the buffer obstack.
3535 (push_conditional): Allocate if stack entries from the buffer obstack.
3537 (find_answer): Rename to _cpp_find_answer.
3538 (do_assert, do_unassert): Update.
3540 * cpphash.h: Update prototypes.
3541 (xobnew): New convenience macro.
3542 * cpplib.h (struct cpp_reader): Add hash_ob and buffer_ob fields.
3544 (struct cpp_hashnode): Remove disabled field.
3546 * cppinit.c: Don't include hashtab.h or splay-tree.h.
3547 (report_missing_guard): Moved to cppfiles.c.
3548 (cpp_reader_init): Call cpp_init_stacks, cpp_init_macros,
3550 (cpp_cleanup): Call cpp_cleanup_stacks, cpp_cleanup_macros,
3551 cpp_cleanup_includes. Don't destroy hashtab or
3552 all_include_files here.
3553 (cpp_finish): Use _cpp_report_missing_guards.
3555 * cppfiles.c (report_missing_guard): Moved from cppinit.c.
3556 (_cpp_init_include_table): Rename _cpp_init_includes.
3557 (_cpp_cleanup_includes, _cpp_report_missing_guards): New.
3559 * cppexp.c (parse_assertion): Update for new name of
3562 * Makefile.in (cpplib.o, cpphash.o, cppinit.o): Update deps.
3564 2000-07-04 Zack Weinberg <zack@wolery.cumb.org>
3566 * cpplib.c (do_ident): s/VSPACE/EOF/
3568 2000-07-05 Neil Booth <NeilB@earthling.net>
3570 * cpplex.c: Fix trigraph replacement within strings.
3572 2000-07-04 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3574 * rs6000/aix.h (ASM_GENERATE_INTERNAL_LABEL): Fix format specifier.
3576 * xcoffout.c (assign_type_number): Constify.
3577 (xcoffout_source_file): Add static prototype. Don't needlessly
3578 cast away const-ness.
3580 2000-07-04 Jason Merrill <jason@redhat.com>
3582 * frame.h (frame_state): Move base_offset to end.
3584 Mon Jul 3 21:31:43 2000 Clinton Popetz <cpopetz@cygnus.com>
3586 * calls.c (emit_library_call_value_1): Revert previous change.
3588 2000-07-03 Zack Weinberg <zack@wolery.cumb.org>
3590 * fix-header.c (struct partial_proto): Remove unnecessary fields.
3591 (recognized_extern, recognized_function, read_scan_file):
3592 Update for new scheme.
3593 (check_protection): It's still a multiple include guard even
3594 if it doesn't always trigger.
3595 * scan-decls.c (skip_to_closing_brace, scan_decls): Update for
3597 * scan.h: Declare struct cpp_token. Update prototypes.
3599 2000-07-03 Neil Booth <neilb@earthling.net>
3600 Zack Weinberg <zack@wolery.cumb.org>
3602 Complete overhaul of the lexer and macro expander.
3604 * cpphash.c (object_defn, funct_defn, push_macro_expansion,
3605 arg, arglist, argdata, reflist, collect_objlike_expansion,
3606 collect_funlike_expansion, collect_params,
3607 warn_trad_stringify, trad_stringify, duplicate_arg_p, add_pat,
3608 unsafe_chars, macarg, compare_defs, special_symbol,
3609 scan_arguments, stringify, funlike_macroexpand,
3610 _cpp_quote_string, monthnames): Delete.
3611 (cpp_lookup, _cpp_free_definition, dump_funlike_macro,
3612 _cpp_create_definition, _cpp_dump_definition,
3613 dump_hash_helper): Adjust.
3614 (find_param, count_params, parse_define, var_args_str,
3615 check_macro_redefinition, save_expansion): New.
3617 * cpplex.c (skip_block_comment, skip_line_comment, parse_name,
3618 parse_string, output_line_command, trigraph_replace,
3619 lex_line, cpp_push_buffer, cpp_pop_buffer, cpp_output_tokens,
3620 cpp_scan_buffer_nooutput, cpp_scan_buffer, cpp_free_toklist,
3621 cpp_idcmp, _cpp_get_directive_token, _cpp_init_input_buffer,
3622 _cpp_skip_rest_of_line): Modify.
3624 (maybe_macroexpand, skip_comment, copy_comment, skip_string,
3625 find_position, null_warning, bump_column, expand_name_space,
3626 pedantic_whitespace, _cpp_output_list, _cpp_slice_toklist,
3627 _cpp_squeeze_toklist, _cpp_scan_until, _cpp_skip_hspace,
3628 _cpp_parse_name, _cpp_lex_token, cpp_get_non_space_token,
3629 _cpp_prescan): Delete.
3631 (dump_param_spelling, process_directive, lex_next,
3632 is_macro_disabled, stringify_arg, expand_context_stack,
3633 output_token, make_string_token, alloc_number_token,
3634 special_symbol, duplicate_token, maybe_paste_with_next,
3635 can_paste, prevent_macro_expansion, restore_macro_expansion,
3636 get_temp_token, release_temp_tokens, quote_string,
3637 token_names, token_spellings, _cpp_expand_name_space,
3638 _cpp_glue_header_name, _cpp_reserve_name_space,
3639 digraph_spellings, trigraph_ok, skip_whitespace, save_comment,
3640 placemarker_token, eof_token, cpp_context, macro_args,
3641 get_raw_token, parse_arg, parse_args, save_token,
3642 push_arg_context, push_macro_context, pop_context,
3643 do_pop_context, free_macro_args, _cpp_get_line,
3644 _cpp_run_directive): New.
3646 * cpplib.c (validate_else, parse_include, push_conditional,
3647 pass_thru_directive, read_line_number, parse_ifdef,
3648 detect_if_not_defined, _cpp_check_directive, do_define,
3649 do_undef, do_include, do_import, do_include_next, do_error,
3650 do_warning, do_ident, do_pragma, pragma_dispatch, gcc_pragmas,
3651 top_pragmas, do_pragma_gcc, do_pragma_implementation,
3652 do_pragma_poison, do_pragma_system_header,
3653 do_pragma_dependency, do_sccs, do_ifdef, do_ifndef, do_else,
3654 dl_elif, do_endif, _cpp_unwind_if_stack, do_assert,
3655 do_unassert, cpp_define, cpp_undef, cpp_assert, cpp_unassert,
3656 cpp_defined): Update for new scheme.
3657 (strtoul_for_line, get_define_node, dump_macro_name,
3658 _cpp_check_linemarker, _cpp_parse_assertion): New.
3659 (_cpp_handle_directive, do_pragma_default): Delete.
3661 * cpphash.h (struct predicate): Now struct answer.
3662 (enum spell_type, struct token_spelling, struct directive,
3663 directive_handler): New.
3664 Update prototypes. Remove unused macros.
3665 * cpplib.h: Update prototypes. Remove unused macros,
3666 structure definitions, and fields.
3668 * cpperror.c (print_containing_files, v_message): Adjust.
3669 * cppexp.c (parse_assertion, lex, parse_escape,
3670 _cpp_parse_expr): Adjust.
3671 * cppfiles.c (open_include_file, _cpp_execute_include,
3672 _cpp_compare_file_date, cpp_read_file, read_include_file):
3674 * cppinit.c (dump_special_to_buffer): Delete.
3675 (append_include_chain, merge_include_chains, cpp_reader_init,
3676 cpp_cleanup, initialize_builtins, builtin_array, cpp_start_read,
3677 cpp_finish, handle_option, print_help): Adjust.
3678 * cppmain.c (main): Adjust.
3680 2000-07-03 Zack Weinberg <zack@wolery.cumb.org>
3682 * cppspec.c (lang_specific_driver): Use double quotes in error
3685 Mon Jul 3 16:53:43 2000 Clinton Popetz <cpopetz@cygnus.com>
3687 * calls.c (emit_library_call_value_1): Use valreg instead
3688 of hard_libcall_value.
3690 2000-07-03 Geoff Keating <geoffk@cygnus.com>
3692 * config/rs6000/rs6000.c (rs6000_emit_move): New function.
3693 * config/rs6000/rs6000-proto.h: Prototype rs6000_emit_move.
3694 * config/rs6000/rs6000.md (movsi): Use rs6000_emit_move.
3702 * expmed.c (expand_mult_highpart): Use op1 instead of wide_op1 when
3703 mode instead of wider_mode is being used.
3705 2000-07-03 Jakub Jelinek <jakub@redhat.com>
3707 * config/i386/i386.md (movstrictqi_xor): Use 'q' constraint instead
3708 of 'r'. Use q_regs_operand.
3709 (andsi_1+2): Use q_regs_operand.
3711 2000-07-03 Jakub Jelinek <jakub@redhat.com>
3713 * builtins.c (get_memory_rtx): Always put into alias set 0.
3715 2000-07-03 Nick Clifton <nickc@cygnus.com>
3717 * config/arm/arm.md: Fix post increment and pre increment
3718 peepholes so that they do not generate UNPREDICATBLE opcodes.
3719 (ie ones where the increment clobbers the source/destination).
3721 2000-07-01 Marek Michalkiewicz <marekm@linux.org.pl>
3723 * config/avr/avr.c (out_adj_frame_ptr): Make "frame pointer
3724 change too big for -mtiny-stack" a warning, if larger than 63.
3725 (out_set_stack_ptr): Change the logic so -mno-interrupts is
3726 always safe to use on possible future devices.
3727 (function_prologue): Write SPH before SPL, for consistency.
3728 If interrupt_func_p true, we know we have enabled interrupts.
3729 (avr_num_arg_regs): New function. Round up to even number of
3730 bytes if no -mpack-args or if calling a libgcc function.
3731 (function_arg, function_arg_advance): Use it.
3732 (output_movsisf, ashlsi3_out, ashrsi3_out, lshrsi3_out):
3733 Output "movw" if available.
3734 (out_tsthi, out_tstsi, ashlqi3_out, lshrqi3_out): Change uses
3735 of TEST_HARD_REG_CLASS macro to test_hard_reg_class function.
3736 (asm_output_section_name): Add blanks for consistent output.
3737 (encode_section_info): Set TREE_READONLY for progmem data to
3738 avoid gas warnings about changed section attributes.
3739 (avr_hard_regno_mode_ok): Force non-QImode data to start in
3740 even numbered registers on devices with "movw".
3741 * config/avr/avr.h (MASK_*): Define bits for target_flags.
3742 (TARGET_SWITCHES): Mark help strings for translation.
3743 Add new -mpack-args and -menhanced switches.
3744 (TARGET_OPTIONS): Mark help strings for translation.
3745 (progmem_section): Add section attributes.
3746 * config/avr/avr.md (*movhi, call_insn, call_value_insn):
3747 Output "movw" if available.
3748 (mulqi3, mulqihi3, umulqihi3, mulhi3, *tablejump_enh):
3750 * config/avr/libgcc.S (_mulqi3, _divqi3): Update to the new
3751 call convention (arguments aligned on even registers).
3752 (_cleanup, _exit): Make weak symbols libc can override.
3754 2000-07-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3756 * fp-bit.h: New file.
3758 * fp-bit.c: Move common code, prototypes, etc into fp-bit.h.
3759 Comment #endif statements.
3760 (__thenan_sf, __thenan_df): Add missing braces around initializer.
3762 Mon Jul 3 00:32:47 2000 Jeffrey A Law (law@cygnus.com)
3764 * gcse.c (compute_pre_data): Compute ae_kill using other local
3765 properties instead of calling compute_ae_kill.
3767 * alias.c (init_alias_analysis): Do not call
3768 prologue_epilogue_contains until after reload has completed.
3770 2000-07-02 Benjamin Chelf <chelf@codesourcery.com>
3772 * c-common.h (genrtl_begin_compound_stmt): Remove declaration.
3773 (genrtl_finish_compound_stmt): Likewise.
3774 (genrtl_compound_stmt): Change to return void.
3776 * c-semantics.c (genrtl_begin_compound_stmt): Remove function and
3777 move code from here to ...
3778 (genrtl_compound_stmt): ... here.
3779 (genrtl_finish_compound_stmt): Remove.
3780 (expand_stmt): Add comment.
3782 2000-07-02 Zack Weinberg <zack@wolery.cumb.org>
3784 * c-typeck.c (build_indirect_ref): Use COMPLETE_OR_VOID_TYPE_P
3787 2000-07-02 Jakub Jelinek <jakub@redhat.com>
3789 * cpplib.h (struct cpp_reader): New field include_depth.
3790 (struct cpp_printer): Rename last_bsd to last_id.
3791 * cppfiles.c (read_include_file): Bump include_depth.
3792 * cpplex.c (cpp_pop_buffer): Decrement include_depth.
3793 (output_line_command): Output correct #line if a header
3794 is including itself and is not protected against multiple inclusion.
3795 Use include_depth instead of buffer_stack_depth, last_id instead of
3797 * cppinit.c (cpp_start_read): Initialize last_id instead of
3800 2000-07-01 Benjamin Chelf <chelf@codesourcery.com>
3802 * Makefile.in (C_AND_OBJC_OBJS): Added c-semantics.o.
3803 (c-semantics.o): New target.
3805 * c-common.h (TREE_LANG_FLAG_?): Added documentation.
3806 (genrtl_do_pushlevel): Moved from cp/cp-tree.h.
3807 (genrtl_clear_out_block): Likewise.
3808 (genrtl_goto_stmt): Likewise.
3809 (genrtl_expr_stmt): Likewise.
3810 (genrtl_decl_stmt): Likewise.
3811 (genrtl_if_stmt): Likewise.
3812 (genrtl_while_stmt): Likewise.
3813 (genrtl_do_stmt): Likewise.
3814 (genrtl_return_stmt): Likewise.
3815 (genrtl_for_stmt): Likewise.
3816 (genrtl_break_stmt): Likewise.
3817 (genrtl_continue_stmt): Likewise.
3818 (genrtl_scope_stmt): Likewise.
3819 (genrtl_switch_stmt): Likewise.
3820 (genrtl_case_label): Likewise.
3821 (genrtl_begin_compound_stmt): Likewise.
3822 (gerntl_finish_compound_stmt): Likewise.
3823 (genrtl_compound_stmt): Likewise.
3824 (genrtl_asm_stmt): Likewise.
3825 (genrtl_decl_cleanup): Likewise.
3826 (DECL_ANON_UNION_ELEMS): Likewise.
3827 (emit_local_var): Likewise.
3828 (make_rtl_for_local_static): Likewise.
3829 (expand_cond): Likewise.
3830 (expand_stmt): Likewise.
3831 (c_expand_return): Likewise.
3832 (c_expand_start_case): Likewise.
3833 (do_case): Likewise.
3834 (COMPOUND_STMT_NO_SCOPE): Likewise.
3835 (c_expand_asm_operands): Likewise.
3836 (NEW_FOR_SCOPE_P): New macro.
3837 (expand_expr_stmt_fn): New type.
3839 (set_current_function_name_declared): Likewise.
3840 (current_function_name_declared): Likewise.
3841 (lang_expand_stmt): Likewise.
3842 (stmts_are_full_exprs_p): Likewise.
3843 (anon_aggr_type_p): Likewise.
3844 (lang_expand_expr_stmt): Likewise.
3845 (build_case_label): Likewise.
3847 * c-decl.c (lang_expand_expr_stmt): Initialize.
3848 (stmts_are_full_exprs_p): Define.
3849 (current_function_name_declared): Likewise.
3850 (do_case): Likewise.
3851 (lang_expand_stmt): Likewise.
3852 (set_current_function_name_declared): Likewise.
3853 (anon_aggr_type_p): Likewise.
3855 * c-semantics.c: New file.
3856 (expand_cond): Moved from cp/semantics.c.
3857 (genrtl_do_pushlevel): Likewise.
3858 (genrtl_clear_out_block): Likewise.
3859 (genrtl_goto_stmt): Likewise.
3860 (genrtl_expr_stmt): Likewise.
3861 (genrtl_decl_stmt): Likewise.
3862 (genrtl_if_stmt): Likewise.
3863 (genrtl_while_stmt): Likewise.
3864 (genrtl_do_stmt): Likewise.
3865 (genrtl_return_stmt): Likewise.
3866 (genrtl_for_stmt): Likewise.
3867 (genrtl_break_stmt): Likewise.
3868 (genrtl_continue_stmt): Likewise.
3869 (genrtl_scope_stmt): Likewise.
3870 (genrtl_switch_stmt): Likewise.
3871 (genrtl_case_label): Likewise.
3872 (genrtl_begin_compound_stmt): Likewise.
3873 (genrtl_finish_compound_stmt): Likewise.
3874 (genrtl_compound_stmt): Likewise.
3875 (genrtl_asm_stmt): Likewise.
3876 (genrtl_decl_cleanup): Likewise.
3877 (make_rtl_for_local_static): Moved from cp/decl.c.
3878 (emit_local_var): Likewise.
3879 (expand_stmt): Define.
3881 * c-tree.h: (c_expand_asm_operands): Moved to c-common.h.
3882 (c_expand_return): Likewise.
3883 (c_expand_start_case): Likewise.
3885 2000-07-01 Richard Henderson <rth@cygnus.com>
3887 * config/ia64/ia64.c (symbolic_operand): Reject CONST expressions
3888 with the low 13 bits set.
3889 (move_operand): Check for CONST|SYMBOL_REF|LABEL_REF directly.
3890 * config/ia64/ia64.md (movdi): Likewise. Expand a CONST with one
3891 of the low 13 bits into a CONST plus an adddi3.
3892 (load_symptr): Set RTX_UNCHANGING_P.
3894 See ChangeLog.3 for earlier changes.