1 2000-09-02 Alexandre Oliva <aoliva@redhat.com>
3 * config/sh/t-elf, config/sh/crt1.asm, config/sh/crti.asm,
4 config/sh/crtn.asm: New files.
5 * config/sh/t-sh (EXTRA_MULTILIB_PARTS): Set.
6 (crt1.o, crti.o, crtn.o): New targets.
7 * configure.in [sh-*-elf*, sh-*-rtemself*] (tmake_file): Added
10 * config/sh/sh.h (INIT_SECTION_ASM_OP, FINI_SECTION_ASM_OP,
11 STARTFILE_SPEC, ENDFILE_SPEC, CRT_CALL_STATIC_FUNCTION): Define.
12 * config/sh/elf.h (INIT_SECTION_ASM_OP, FINI_SECTION_ASM_OP):
13 Undefine for config/elfos.h to redefine.
14 (STARTFILE_SPEC, ENDFILE_SPEC): Redefine after config/elfos.h.
16 2000-09-02 Alexandre Oliva <aoliva@redhat.com>, Niibe Yutaka <gniibe@m17n.org>, Kaz Kojima <kkojima@rr.iij4u.or.jp>
18 * config/sh/sh-protos.h (nonpic_symbol_mentioned_p,
19 legitimize_pic_address, output_pic_addr_const): Declare.
20 * config/sh/sh.h (CONDITIONAL_REGISTER_USAGE): Fix PIC register.
21 (PREFERGOT_BIT, TARGET_PREFERGOT): Likewise.
22 (TARGET_SWITCHES): New switch -mprefergot.
23 (OVERRIDE_OPTIONS): Set flag_no_function_cse unless -mprefergot.
24 (PIC_OFFSET_TABLE_REGNUM): Define.
25 (GOT_SYMBOL_TABLE): Likewise.
26 (LEGITIMIZE_ADDRESS): Use legitimize_pic_address.
27 (ENCODE_SECTION_INFO): Define.
28 (FINALIZE_PIC): New macros.
29 (LEGITIMATE_PIC_OPERAND_P, SYMBOLIC_CONST_P): New macro.
30 (ASM_OUTPUT_INT, ASM_OUTPUT_SHORT): Use output_pic_addr_const.
31 * config/sh/sh.c (print_operand_address): Use output_pic_addr_const.
32 (prepare_move_operands): Call emit_pic_move or
33 emit_pic_const_move if appropriate.
34 (output_far_jump): For PIC, use braf and output long offset.
35 (machine_dependent_reorg):
36 (sh_expand_prologue): Save and initialize the PIC register.
37 (sh_expand_epilogue): Restore it.
38 (initial_elimination_offset): Account for it.
39 (nonpic_symbol_mentioned_p): New function.
40 (legitimize_pic_address): Likewise.
41 (output_pic_addr_const): Likewise.
42 * config/sh/sh.md (calli_pcrel, call_valuei_pcrel): New insns.
43 (call, call_value): Use them.
44 (GOTaddr2picreg, sym_label2reg, symGOT2reg, symGOTOFF2reg,
45 symPLT_label2reg): New expands.
46 * invoke.texi (SH Options): Document -mprefergot.
48 2000-09-01 Alexandre Oliva <aoliva@redhat.com>
50 * rtl.h (ASM_OPERANDS_INPUT_CONSTRAINT_EXP): New macro.
51 * gcse.c (hash_string_1): New function.
52 (hash_expr_1) <ASM_OPERANDS>: Disregard filename and line number.
53 (expr_equiv_p) <ASM_OPERANDS>: Likewise.
54 * cse.c (rtx_cost): Don't increase the cost of ASM_OPERANDS.
55 (canon_hash_string): New function.
56 (canon_hash) <ASM_OPERANDS>: Disregard filename and line number.
57 (exp_equiv_p) <ASM_OPERANDS>: Likewise.
58 (fold_rtx): Use ASM_OPERANDS accessor macros.
59 * emit-rtl.c (copy_insn_1): Likewise.
60 * integrate.c (copy_rtx_and_substitute): Likewise.
61 * stmt.c (expand_asm_operands): Likewise. Give an
62 ASM_OPERANDS rtx the mode of the output reg being set from it.
64 2000-09-01 Fred Fish <fnf@be.com>
66 * fix-header.c (write_rbrac): Add putc and getc to list of
67 functions to protect against prior definition as a macro.
69 2000-09-01 Joseph S. Myers <jsm28@cam.ac.uk>
71 * c-common.h (enum c_tree_index): Add CTI_C_SIZE_TYPE.
72 (c_size_type_node): Define.
73 * c-decl.c (init_decl_processing): Initialize c_size_type_node.
74 * c-common.c (enum format_lengths, enum format_std_version,
75 format_length_info, format_type_detail, BADLEN, NOLENGTHS,
76 format_kind_info, printf_length_specs, scanf_length_specs, T89_I,
77 T99_I, T89_L, T99_LL, TEX_LL, T89_S, T89_UI, T99_UI, T89_UL,
78 T99_ULL, TEX_ULL, T89_US, T89_F, T99_F, T89_D, T99_D, T89_LD,
79 T99_LD, T89_C, T99_SC, T99_UC, T89_V, T94_W, TEX_W, T94_WI,
80 TEX_WI, T99_ST, T99_SST, T99_PD, T99_UPD, T99_IM, T99_UIM,
81 format_types): Define.
82 (format_char_info, print_char_table, scan_char_table,
83 time_char_table): Rearrange for new organization of information
84 about format length modifiers and standard versions.
85 (T_ST): Redefine to use c_size_type_node.
86 (check_format_info): Obtain information about length modifiers and
87 standard versions from tables. Adjust warning message wordings.
88 Use the name from the user's program for `ll' and `hh' length
89 modifiers in warning messages. Use more informative names for
90 wanted types where available (for wchar_t, wint_t, size_t, signed
91 size_t, ptrdiff_t, unsigned ptrdiff_t, intmax_t and uintmax_t).
93 2000-09-01 Jim Wilson <wilson@cygnus.com>
95 * calls.c (emit_call_1): Add REG_NORETURN note to call if ECF_NORETURN.
96 * combine.c (distribute_notes): Handle REG_NORETURN.
97 * rtl.c (reg_note_name): Add REG_NORETURN.
98 * rtl.h (enum reg_note): Likewise.
100 * config/ia64/ia64-protos.h (emit_safe_across_calls): Renamed from
102 * config/ia64/ia64.c (emit_safe_across_calls): Likewise.
103 (rtx_needs_barrier): Handle unspec_volatile 8 and 9.
104 (emit_predicate_relation_info): Handle conditional calls with
106 * config/ia64/ia64.h (ASM_FILE_START): Call emit_safe_across_calls
107 instead of ia64_file_start.
108 * config/ia64/sysv4.h (ASM_FILE_START): Likewise.
109 * config/ia64/ia64.md (safe_across_calls_all,
110 save_across_calls_normal): New patterns.
112 * loop.c (check_final_value): Check for biv use before checking for
113 giv use. Check for both biv and giv uses. Always set last_giv_use
114 if there is a giv use.
116 2000-09-01 Richard Henderson <rth@cygnus.com>
118 * config/ia64/ia64.md (mulsi3): Use grfr_register_operand.
122 Fri Sep 1 10:59:47 2000 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
124 * expr.c (clear_storage): Don't use emit_move_insn unless
125 either BLKmode or proper size.
126 (store_constructor): Don't call clear_storage if REG of wrong size.
128 * flow.c (init_propagate_block_info): Don't mark frame dead at end
129 of function if returns wiht stack pointer depressed.
131 2000-09-01 Andrew Haley <aph@redhat.com>
133 * dwarf2out.c (stack_adjust_offset): New function.
134 (dwarf2out_stack_adjust): Break out stack adjust logic into
135 new stack_adjust_offset function. Look inside parallels and
136 sequences for stack adjustments.
138 2000-08-31 Jeff Law <law@cygnus.com>
140 * arm.md: Use no_new_pseudos to determine when it is safe
141 to create new pseudo registers.
143 * arm.c (legitimize_pic_address): Use no_new_pseudos to determine
144 when we can safely allocate new registers.
146 2000-08-31 Geoffrey Keating <geoffk@cygnus.com>
148 * stmt.c (expand_asm_operands): Twiddle generating_concat_p
149 so that CONCATs are not generated for ASMs.
150 * emit-rtl.c (gen_reg_rtx): Don't generate CONCATs when
151 not generating_concat_p.
152 * function.c (pop_function_context_from): Reset
154 (prepare_function_start): Likewise.
155 * rtl.c (generating_concat_p): Define.
156 * rtl.h (generating_concat_p): Declare.
157 * toplev.c (rest_of_compilation): No CONCATs after RTL generation.
159 2000-08-22 Philipp Thomas <pthomas@suse.de>
160 Masanobu Yuhara <yuhara@flab.fujitsu.co.jp>
162 * gmicro.h (TARGET_SWITCHES): Add descriptions and mark them
165 2000-08-30 Greg McGary <greg@mcgary.org>
167 * Makefile.in (fixinc.sh): Pass CC, CFLAGS and LDFLAGS to mkfixinc.sh
168 * fixinc/Makefile.in (fixincl): Pass $(LDFLAGS) to $(CC).
169 * fixinc/mkfixinc.sh: Pass $CC, $CFLAGS and $LDFLAGS to $MAKE.
171 2000-08-30 Greg McGary <greg@mcgary.org>
173 * tree.h (struct tree_int_cst): Wrap low and high in a sub-struct.
174 (TREE_INT_CST_LOW, TREE_INT_CST_HIGH): Access through sub-struct.
175 (TREE_INT_CST): New macro.
176 * varasm.c (const_hash, compare_constant_1, record_constant_1):
177 Use new macro TREE_INT_CST.
179 Wed 30-Aug-2000 23:18:59 BST Neil Booth <NeilB@earthling.net>
181 * contrib.texi: Add self.
183 2000-08-30 Alexandre Oliva <aoliva@redhat.com>
185 * config/sh/sh.md (cmpeqsi_ior_t, cmpeqsi_and_t): New insns.
186 (cmpeqdi_t splitter): Use cmpeqsi_and_t instead of emitting jumps
189 2000-08-30 J. David Anglin <dave@hiauly1.hia.nrc.ca>
191 * fixinc/gnu-regex.c: Don't define `const'.
193 Tue Aug 29 22:09:59 2000 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
195 * expr.c (store_constructor): Allow variable bounds of array type.
196 (expand_expr): Don't blow up if type is ERROR_MARK.
197 * varasm.c (output_constructor): Don't access lower bound of array
198 type unless need it if index is supplied (so it can be a variable
199 if no index is supplied).
200 Use tree_low_cst; use HOST_WIDE_INT for sizes; change BITPOS to POS.
201 Other minor cleanups.
203 2000-08-29 J. David Anglin <dave@hiauly1.hia.nrc.ca>
205 * Makefile.in: Revamp handling of cflags to allow different WARN_CFLAGS
206 for compilations in stage 1 and subsequent stages, respectively.
207 * configure.in (vax): Add compiler-dependent CFLAGS for stage 1.
208 * configure: Rebuilt.
209 * x-vax, x-vax-gcc: Deleted.
211 2000-08-29 Zack Weinberg <zack@wolery.cumb.org>
213 * c-common.c (declare_function_name): Use func_id_node,
214 function_id_node, and pretty_function_id_node. Do not make
215 __func__ visible at file scope.
216 * c-common.h (c_tree_index): Add CTI_FUNCTION_ID,
217 CTI_PRETTY_FUNCTION_ID, and CTI_FUNC_ID.
218 (function_id_node, pretty_function_id_node, func_id_node): New
220 * c-decl.c (init_decl_processing): Initialize function_id_node,
221 pretty_function_id_node, and func_id_node.
222 (c_make_fname_decl): Correct comment.
224 * tree.h (struct tree_identifier): Constify pointer member.
226 * c-decl.c (pushdecl, implicit_decl_warning): Constify a char *.
227 * c-pragma.h (struct weak_syms): Constify name and value members.
228 (add_weak): Constify arguments.
230 * calls.c (special_function_p): Constify a char *.
231 (expand_call): Remove variable which is initialized and then
233 * dependence.c (struct def_use, struct induction, struct subscript):
234 Constify 'variable' member.
235 (get_low_bound, have_induction_variable): Constify char * argument.
236 (find_induction_variable): Add braces to avoid dangling else.
237 (classify_dependence): Constify char * arrays.
238 * profile.c (output_func_start_profiler): Constify a char *.
239 * stor-layout.c (finalize_record_size): Constify a char *.
240 * tree.c (is_attribute_p): Constify a char *.
241 * varasm.c (add_weak, remove_from_pending_weak_list): Constify argument.
243 * varasm.c (make_function_rtl, make_decl_rtl): Rearrange code
244 for comprehensibility. Do not call get_identifier if we did
245 not change the DECL_ASSEMBLER_NAME of the decl. Use alloca to
246 create temporary string constants, not ggc_alloc_string. No
247 need to copy result of ASM_FORMAT_PRIVATE_NAME. Use const
248 char * to hold IDENTIFIER_POINTERs.
250 2000-08-29 Richard Henderson <rth@cygnus.com>
252 * config/ia64/ia64.md (muldi3): Use grfr_register_operand
255 2000-08-29 Richard Henderson <rth@cygnus.com>
257 * reload.c (push_secondary_reload): Allow class == reload_class
258 if we're using a reload_in/out pattern.
260 * config/ia64/ia64.md (reload_inti): Use a TImode scratch. Use
261 the half that does not conflict with the reload register.
262 (reload_outti): Likewise.
264 2000-08-29 Kazu Hirata <kazu@hxi.com>
266 * reload.c: Fix formatting.
268 * stmt.c: Fix formatting.
270 * gcc.c: Fix formatting.
272 2000-08-29 Zack Weinberg <zack@wolery.cumb.org>
274 * flags.h (time_report, mem_report): New global flags.
275 * toplev.c: Define time_report and mem_report.
276 (f_options): Add -ftime-report and -fmem-report.
277 (compile_file): Turn on time_report if quiet_flag is off.
278 Call ggc_print_statistics at very end if mem_report is on.
279 * timevar.c (TIMEVAR_ENABLE): Examine time_report, not quiet_flag.
281 * ggc-common.c (ggc_print_statistics): Rename to
282 ggc_print_common_statistics; all callers changed. Scale
283 quantities above 10K to kilobytes and above 10M to megabytes.
284 * ggc-page.c (ggc_page_print_statistics): Rename to
285 ggc_print_statistics. Report memory consumed by internal data
286 structures for each allocation bucket. Scale quantities above
287 10K to kilobytes and above 10M to megabytes.
288 * ggc-simple.c: Prototype debug_ggc_tree to avoid warning.
289 Cast PTR_KEY(p) to unsigned long in fprintf call to avoid warning.
290 Define tally_leaves always.
291 (ggc_print_statistics): New function.
292 * ggc.h: Adjust for renamed functions.
294 Wed Aug 30 00:11:42 2000 Denis Chertykov <denisc@overta.ru>
296 * config/avr/avr.md ("*movsf","*movsi"): Pass NULL to
297 output_movsisf instead of which_alternative.
299 * config/avr/avr.c (output_reload_inhi): Check for NULL ponter.
301 Tue Aug 29 22:29:58 2000 Denis Chertykov <denisc@overta.ru> & Marek Michalkiewicz <marekm@linux.org.pl>
303 * config/avr/avr-protos.h: (avr_output_ascii) Removed.
304 (avr_progmem_p): New prototype.
305 (output_movsisf): Prototype declaration changed.
306 (output_movqi): New prototype.
307 (output_movhi): New prototype.
308 (call_insn_operand): Likewise.
309 (final_prescan_insn): Likewise.
310 (avr_simplify_comparision_p): Likewise.
311 (avr_normalize_condition): Likewise.
312 (compare_eq_p): Likewise.
313 (out_shift_with_cnt): Likewise.
314 (const_int_pow2_p): Likewise.
315 (output_reload_inhi): Prototype declaration changed.
317 * config/avr/avr.c: (debug_hard_reg_set): Prototype declared.
318 (ldi_reg_rtx): New. rtx for r31.
319 (avr_init_stack): Initialize as "__stack".
320 (function_prologue): Use it.
321 Replace all TARGET_ENHANCED with AVR_ENHANCED.
322 (avr_mcu_name): Initialize as "avr2".
323 (avr_enhanced_p, avr_mega_p): New variables.
324 (mcu_types, avr_override_options): Handle all known MCU types.
325 Also handle avr1 (only preprocess, assemble and link).
326 (print_operand): Using of `%K' in output template removed.
327 (out_movqi_r_mr): Optimized.
328 (out_movhi_r_mr): Likewise.
329 (output_movqi): New function.
330 (output_movhi): Likewise.
331 (out_movsi_r_mr): Optimized.
332 (output_movsisf): Compute insn length for `adjust_insn_length'
333 (out_movqi_mr_r): Optimized.
334 (out_movhi_mr_r): Optimized.
335 (adjust_insn_length): Use output_movsisf, output_movqi,
336 output_movhi for insn length adjusting.
337 (reg_unused_after): Use dead_or_set_p.
338 (preferred_reload_class): Now havn't any restriction.
339 (reg_was_0): New function.
340 (io_address_p): Likewise.
341 (const_int_pow2_p): Likewise.
342 (output_reload_inhi): Likewise.
343 (output_reload_insisf): Likewise.
345 * config/avr/avr.h (MULTILIB_DEFAULTS): Define.
346 (LIB_SPEC): Use -lc for all supported devices.
347 (LIBGCC_SPEC): Use -lgcc for all supported devices.
348 (AVR_MEGA): Define as avr_mega_p.
349 (AVR_ENHANCED): New, define as avr_enhanced_p.
350 (TARGET_SWITCHES): Remove -menhanced, now handled by -mmcu=...
351 (CPP_SPEC, LINK_SPEC): Handle all known MCU types.
352 (CRT_BINUTILS_SPECS): Handle all known MCU types.
353 Rename gcrt1-*.o to make file names unique on 8.3 filesystems.
354 (EXTRA_SPECS): Add CPP_AVR[1-5]_SPEC.
355 (ASM_SPEC): Pass -mmcu=... to the assembler.
356 Change all -DAVR_* to -D__AVR_*__.
357 (INIT_TARGET_OPTABS), config/avr/libgcc.S:
358 Rename library functions to start with two underscores.
359 (ASM_OUTPUT_COMMON): Outputs `.comm VAR,VAR-SIZE,1' to avoid
361 (ASM_WEAKEN_LABEL): Declared for __attribute__((weak)).
362 (SUPPORTS_WEAK): Likewise.
363 (LDI_REG_REGNO): New. Register r31 will be used as temporary
364 register for loading constants to r0-r14.
366 * config/avr/avr.md: Replace all TARGET_ENHANCED with
368 (*mov_r_sp): Removed. Handled by output_movhi.
369 (*mov_sp_r): Likewise.
370 (*mov_sp_r_no_interrupts): Likewise
371 (*mov_sp_r_tiny): Likewise.
372 (*movqi): Use output_movqi.
374 (*movhi): Use output_movhi.
376 (*negsi2): Optimized.
378 Added peepholes (define_peephole2) for loading constants to r0-r14
379 and for using `cpse' command.
381 * config/avr/libgcc.S: Rename library functions to start with two
383 Add support for enhanced core.
384 (_moqhi3): Fix typo, now _modqi3.
385 (__divsi_raw): Use __zero_reg__ as loop counter, smaller by 1 word.
386 (__prologue_saves__): Remove test for stack adjust by 0.
387 (__tablejump__): New.
389 * config/avr/t-avr: Build libgcc2 with -mcall-prologues.
390 Add multilib support.
392 Tue Aug 29 15:17:54 EDT 2000 John Wehle (john@feith.com)
394 * loop.c (prescan_loop): Don't check unknown_address_altered
395 when deciding if insert_loop_mem is safe. Add BLKmode MEMs
396 to loop_store_mems as necessary.
397 (loop_invariant_p): Don't check unknown_address_altered
398 or unknown_constant_address_altered.
400 2000-08-29 J. David Anglin <dave@hiauly1.hia.nrc.ca>
402 * vax.md (sltu, sgeu): Delete sltu and sgeu insn patterns.
404 2000-08-29 Zack Weinberg <zack@wolery.cumb.org>
406 * cpperror.c (print_file_and_line): If line is (unsigned int)-1,
407 print just the filename.
408 * cpplex.c (_cpp_run_directive): Add additional argument, the
409 name to give the synthetic buffer. This defaults to
410 translated "<command line>".
411 * cpplib.c (cpp_define, cpp_undef, cpp_assert, cpp_unassert):
413 (_cpp_define_builtin): New function.
414 * cppinit.c (initialize_builtins): Use _cpp_define_builtin.
415 * cpphash.h: Update prototypes.
417 * tradcpp.c (main): Process -D and -U simultaneously, in the
418 order they appeared on the command line.
420 2000-08-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
422 * c-decl.c (define_label): Call warning_with_file_and_line and
423 error_with_file_and_line instead of plain warning or error.
425 * c-parse.in (label): Use save_filename/save_lineno to ensure
426 correct values for calls to define_label.
428 2000-08-29 Mark Mitchell <mark@codesourcery.com>
430 * calls.c (expand_call): Don't create a VAR_DECL just to throw it
432 * expr.c (expand_expr, case TARGET_EXPR): Don't call
434 * tree.h (get_file_function_name): Remove two duplicate
437 2000-08-28 Kazu Hirata <kazu@hxi.com>
439 * tree.c: Fix formatting.
441 * xcoffout.c: Fix formatting.
443 2000-08-28 Jason Merrill <jason@redhat.com>
445 * dwarf2out.c (attr_checksum): Also ignore DW_AT_producer.
447 2000-08-28 Daniel Berlin <dberlin@redhat.com>
449 * dwarf2out.c (dwarf2out_finish): Don't bother calling
450 break_out_includes if it won't do anything.
452 2000-08-28 Richard Henderson <rth@cygnus.com>
454 * reload.c (push_secondary_reload): Revert 2000-08-16 change.
455 (find_reloads): Likewise.
456 * config/alpha/alpha.md (reload_inqi): Revert 2000-08-11 change.
457 (reload_inhi): Likewise.
459 2000-08-28 Richard Henderson <rth@cygnus.com>
461 * config/i386/i386.c: Don't error on EXTRA_CONSTRAINT defined.
462 (call_insn_operand): Don't expect a surrounding mem.
463 (constant_call_address_operand): Likewise.
464 * config/i386/i386.h (PREDICATE_CODES): Update.
465 * config/i386/i386.md (call patterns): Move the match_operand
466 for the call destination inside the mem.
468 2000-08-28 Richard Henderson <rth@cygnus.com>
470 * local-alloc.c (requires_inout): Don't use reserved range for
471 EXTRA_CONSTRAINTS; use anything not matched by REG_CLASS_FROM_LETTER.
472 * recog.c (asm_operand_ok): Likewise.
473 (preprocess_constraints, constrain_operands): Likewise.
474 * regclass.c (record_reg_classes): Likewise.
475 * reload.c (find_reloads): Likewise.
476 * reload1.c (maybe_fix_stack_asms): Likewise.
477 (reload_cse_simplify_operands): Likewise.
478 * stmt.c (expand_asm_operands): Likewise.
480 * md.texi: Update constraints documentation.
481 * tm.texi (EXTRA_CONSTRAINT): Update.
483 2000-08-28 Daniel Berlin <dberlin@redhat.com>
485 * dwarf2out.c (DIE_LABEL_PREFIX): Remove leading "__".
486 (print_die): If we don't know the offset of the
487 target die, try the symbol. Add a trailing newline.
488 (reverse_all_dies): New fn.
489 (dwarf2out_finish): Call it.
490 (break_out_includes): Reorganize for clarity.
491 (add_sibling_attributes): Don't call reverse_die_lists.
492 (output_comp_unit): Rename from output_comdat_comp_unit. Use for
494 * flags.h: Add flag_eliminate_dwarf2_dups.
495 * toplev.c (f_options): Support -feliminate-dwarf2-dups.
497 2000-08-28 Jason Merrill <jason@redhat.com>
499 * dwarf2.h (DW_TAG_GNU_BINCL, DW_TAG_GNU_EINCL): New tags.
500 * dwarf2out.c: #include "md5.h".
501 (DIE_LABEL_PREFIX): New macro.
502 (dw_val_struct): Add 'external' flag to val_die_ref.
503 (add_AT_die_ref, AT_ref): Adjust.
504 (AT_ref_external, set_AT_ref_external): New fns.
505 (build_abbrev_table): Call set_AT_ref_external.
506 (value_format): Call AT_ref_external.
507 (die_struct): Add die_symbol field.
509 (dwarf_tag_name): Handle BINCL/EINCL.
510 (dwarf2out_start_source_file): Add BINCL DIE.
511 (dwarf2out_end_source_file): Add EINCL DIE.
512 (push_new_compile_unit, pop_compile_unit, clear_die_sizes): New fns.
513 (loc_checksum, attr_checksum, die_checksum): New fns.
514 (is_type_die, is_comdat_die, is_symbol_die): New fns.
515 (compute_section_prefix, assign_symbol_names): New fns.
516 (gen_internal_sym, output_die_symbol, output_symbolic_ref): New fns.
517 (output_die): Call output_die_symbol and AT_ref_external.
518 (output_comdat_comp_unit): New fn, split out from...
519 (dwarf2out_finish): ...here. Also call add_sibling_attributes for
521 (output_pubnames, output_aranges): Abort if we see entries from
523 * toplev.h: Declare file_name_nondirectory.
524 * toplev.c (file_name_nondirectory): New fn, moved from C++ frontend.
525 (rest_of_type_compilation): Call dwarf2out_decl if at toplevel.
526 (debug_start_source_file): Call dwarf2out_start_source_file
527 regardless of debug verbosity.
528 (debug_end_source_file): Similarly.
529 * tree.h: Declare clean_symbol_name.
530 * tree.c (clean_symbol_name): Split out from...
531 (get_file_function_name_long): ...here.
533 * dwarf2out.c (new_loc_descr): Use calloc.
534 (splice_child_die): Remove the die from the right parent.
535 (gen_struct_or_union_die): Don't add AT_name to a specification DIE.
537 Mon Aug 28 19:02:13 2000 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
539 * toplev.c (decode_g_option): Don't give warning for unknown -g
540 option; return 0 instead.
541 (main): If -g option is not recognized by front end or
542 language-independent code, give warning.
544 2000-08-28 Greg McGary <greg@mcgary.org>
546 * config/i386/i386-protos.h (ix86_expand_compare): Add extern decl.
547 * config/i386/i386.c (ix86_expand_compare): Remove `static'.
548 * config/i386/i386.md (trap, conditional_trap): New insn & expand.
550 2000-08-27 Greg McGary <greg@mcgary.org>
552 * cpplex.c (parse_string): Don't look for backslash
553 before first char in `namebuf'.
554 * loop.c (strength_reduce): Skip NOTEs.
556 2000-08-27 Jason Merrill <jason@redhat.com>
558 * c-decl.c (duplicate_decls): Don't set TREE_STATIC or clear
559 DECL_EXTERNAL on a local extern. Don't set DECL_IGNORED_P or
560 TREE_ASM_WRITTEN, either.
561 (finish_decl): Adjust.
563 2000-08-28 Philipp Thomas <pthomas@suse.de>
565 * ABOUT-GCC-NLS: Remove gettext patches from Paul Eggert as
566 they have been incorporated into the gettext CVS. Change the text to
567 reflect the current status of NLS. Add instructions for accessing
568 the gettext CVS and add the patch from Martin v. Loewis.
570 2000-08-27 Geoff Keating <geoffk@cygnus.com>
572 * config/rs6000/rs6000.md (movdi_internal64+5): Make SUBREG-safe
573 by using gen_lowpart_common.
574 (movdi_internal64+6): Likewise.
576 2000-08-26 Alexandre Oliva <aoliva@redhat.com>
578 * tm.texi (FINI_SECTION_ASM_OP, CRT_CALL_STATIC_FUNCTION):
581 * config/mn10300/mn10300.h (DBX_REGISTER_NUMBER): Remap register
582 numbers to the ranges used by GDB.
584 2000-08-25 Richard Henderson <rth@cygnus.com>
586 * config/ia64/ia64.h (struct machine_function): Add n_varargs.
587 * config/ia64/ia64.c (ia64_compute_frame_size): Use it.
588 (ia64_expand_prologue): Likewise.
589 (ia64_setup_incoming_varargs): Set it. Properly skip the current
590 argument for stdargs.
592 2000-08-25 Jason Merrill <jason@redhat.com>
594 * integrate.c (expand_inline_function): Pull out the original decl.
596 2000-08-25 Jim Wilson <wilson@cygnus.com>
598 * cse.c (cse_insn): Don't pass label subtraction to force_const_mem.
600 * function.c (gen_mem_addressof): Clear MEM_ALIAS_SET if no decl.
602 2000-08-25 Greg McGary <greg@mcgary.org>
604 * flow.c (dump_edge_info): Use ARRAY_SIZE.
605 * config/alpha/alpha.c (alpha_expand_block_move): Likewise.
607 2000-08-25 Richard Earnshaw <rearnsha@arm.com>
609 * arm.h (STRUCT_VALUE): Define to 0, not NULL.
611 Fri Aug 25 12:52:49 EDT 2000 John Wehle (john@feith.com)
613 * i386.c (ix86_find_base_term): New.
614 * i386-protos.h (ix86_find_base_term): Prototype.
615 * i386.h (FIND_BASE_TERM): Define.
616 * alias.c (find_base_term): Use it.
617 * tm.texi (FIND_BASE_TERM): Document it.
619 * alias.c (true_dependence, write_dependence_p): Unchanging
620 memory can't conflict with non-unchanging memory.
622 * alias.c (memrefs_conflict_p): A BLKmode reference
623 to a symbol (or CONST_INT address) always conflicts
624 with a reference to another symbol.
626 2000-08-25 Joseph S. Myers <jsm28@cam.ac.uk>
628 * c-common.c (time_char_table): Don't allow width and flags with
631 2000-08-25 Jakub Jelinek <jakub@redhat.com>
633 * config/i386/i386.c (ix86_expand_branch): Treat GE and GEU the same
634 way as LT and LTU when the second operand has 0 in low word.
636 2000-08-26 Michael Hayes <mhayes@cygnus.com>
638 * basic-block.h (struct loop): Rename `exits' field to
639 `exit_edges'. Add `entry_edges' and `num_entries' fields.
641 * flow.c (flow_loop_exit_edges_find): Rename from flow_loop_exits_find.
642 (flow_loop_entry_edges_find): Add.
643 (flow_edge_list_print): Rename from flow_exits_print.
644 (flow_loops_find): Call flow_loop_entry_edges_find.
645 (flow_loop_dump): Dump entry_edges list.
646 (flow_loops_free): Free entry_edges.
648 2000-08-26 Michael Hayes <mhayes@cygnus.com>
650 * loop.c (loop_dump_aux, debug_loop): New functions.
651 (LOOP_BLOCK_NUM_1, LOOP_BLOCK_NUM, LOOP_INSN_UID): New macros.
653 * flow.c (flow_loops_dump): Add callback parameter.
654 (flow_loop_dump): Add callback parameter and call it. Move
655 loop note debugging code to loop_dump_aux.
657 * basic-block.h (flow_loop_dump): Add callback parameter
658 (flow_loops_dump): Likewise.
660 * toplev.c (rest_of_compilation): Add NULL callback function pointer
661 to call to flow_loops_dump.
663 2000-08-26 Michael Hayes <mhayes@cygnus.com>
665 * loop.c (count_loop_regs_set): Replace start and end arguments
666 with loop argument. All callers udated.
668 2000-08-26 Michael Hayes <mhayes@cygnus.com>
670 * loop.c (constant_high_bytes): Delete.
672 2000-08-26 Michael Hayes <mhayes@cygnus.com>
674 * loop.c (prescan_loop): Move checks for NOTE_INSN_LOOP_CONT
675 and NOTE_INSN_LOOP_VTOP to...
676 (find_and_verify_loops) ...here.
678 Fri Aug 25 04:21:13 2000 Alexandre Oliva <aoliva@redhat.com>
680 * crtstuff.c (CRT_CALL_STATIC_FUNCTION): Define default.
681 (fini_dummy, init_dummy): Use it.
683 Fri 25-Aug-2000 08:03:27 BST Neil Booth <NeilB@earthling.net>
685 * cpplex.c (is_macro_disabled): Caller has already checked
686 that we're not a preprocessed file.
688 2000-08-24 Mark Mitchell <mark@codesourcery.com>
690 * Makefile.in (C_AND_OBJC_OBJS): Remove c-iterate.o.
691 (c-iterate.o): Remove target.
692 * gcc/c-common.h (enum rid): Remove RID_ITERATOR.
693 * gcc/c-decl.c (init_decl_processing): Remove call to init_iterators.
694 (finish_decl): Don't handle iterators.
695 (grokdeclarator): Likewise.
696 * gcc/c-parse.gperf: Remove __iterator and __iterator__ keywords.
697 * gcc/c-gperf.h: Regenerated.
698 * gcc/c-iterate.c: Removed.
699 * gcc/c-lex.c (init_lex): Don't handle iterators.
700 * gcc/c-parse.in (primary): Remove pop_iterator_stack call.
701 (compstmt_primary_start): Remove push_iterator_stack call.
702 (stmt): Don't allow iterator statements. Replace iterator_expand
703 with expand_expr_stmt.
704 (all_iter_stmt): Remove.
705 (all_iter_stmt_simple): Likewise.
706 (all_iter_stmt_with_decl): Likewise.
707 * gcc/c-tree.h (ITERATOR_P): Remove.
708 (ITERATOR_BOUND_P): Likewise.
709 (init_iterators): Remove declaration.
710 (iterator_expand): Likewise.
711 (iterator_for_loop_start): Likewise.
712 (iterator_for_loop_end): Likewise.
713 (iterator_for_loop_record): Likewise.
714 (push_iterator_stack): Likewise.
715 (pop_iterator_stack): Likewise.
716 * gcc/c-typeck.c (decl_constant_value): Don't check ITERATOR_P.
717 (readonly_warning): Likewise.
718 * gcc/tree.h (ITERATOR_BOUND_P): Don't mention it.
720 2000-08-24 Jim Wilson <wilson@cygnus.com>
722 * c-common.c (decl_attributes, case A_ALIGN): Revert last change.
723 Copy type in a TYPE_DECL, just like pushdecl does.
725 2000-08-24 Richard Henderson <rth@cygnus.com>
727 * toplev.c (main): Enable flag_reorder_blocks at -O2.
729 2000-08-24 Zack Weinberg <zack@wolery.cumb.org>
731 * ggc-page.c (alloc_page): If HAVE_MMAP_ANYWHERE and we're
732 asked for one page, allocate GGC_QUIRE_SIZE of them and put
733 the extras on the free list.
734 (release_pages): Clean up.
735 (ggc_set_mark): Don't adjust G.allocated here...
736 (sweep_pages): ... do it here.
738 2000-08-24 Zack Weinberg <zack@wolery.cumb.org>
740 * cppfiles.c (read_include_file): Rearrange initializations.
742 2000-08-24 Richard Henderson <rth@cygnus.com>
744 * stmt.c (expand_asm_operands): Treat EXTRA_CONSTRAINT like g or X.
746 * config/ia64/ia64-protos.h: Update.
747 * config/ia64/ia64.c (gr_register_operand): New.
748 (fr_register_operand, grfr_register_operand): New.
749 (gr_nonimmediate_operand, grfr_nonimmediate_operand): New.
750 (grfr_reg_or_8bit_operand): New.
751 (gr_reg_or_0_operand): Rename from reg_or_0_operand and
752 use gr_register_operand.
753 (gr_reg_or_5bit_operand, gr_reg_or_6bit_operand): Likewise.
754 (gr_reg_or_8bit_operand, gr_reg_or_8bit_adjusted_operand): Likewise.
755 (gr_reg_or_8bit_and_adjusted_operand): Likewise.
756 (gr_reg_or_14bit_operand, gr_reg_or_22bit_operand): Likewise.
757 (fr_reg_or_fp01_operand): Likewise.
758 (not_postinc_memory_operand): New.
759 (ia64_split_timode): Remove unused variables.
760 (rtx_needs_barrier): Check arguments to cmpxchg.
761 (builtin_description): Remove.
762 (bdesc_2argsi, bdesc_2argdi): Remove.
763 (ia64_init_builtins): Declare all builtins directly.
764 (ia64_expand_fetch_and_op): Rewrite to be called from
765 ia64_expand_builtin directly. Use expand_binop and co.
766 (ia64_expand_op_and_fetch): Likewise.
767 (ia64_expand_compare_and_swap): Likewise.
768 (ia64_expand_binop_builtin): Remove.
769 (ia64_expand_lock_test_and_set): New.
770 (ia64_expand_lock_release): New.
771 (ia64_expand_builtin): Use them.
772 * config/ia64/ia64.h (CONSTRAINT_OK_FOR_S): New.
773 (EXTRA_CONSTRAINT): Use it.
774 (PREDICATE_CODES): Update.
775 * config/ia64/ia64.md (*): Use gr_register_operand and co.
776 (mf): Indicate that we set memory as well as use it.
777 (fetchadd_acq_si): Show memory being modified as well.
778 (fetchadd_acq_di, cmpxchg_acq_si, cmpxchg_acq_di): Likewise.
779 (val_compare_and_swap_si, val_compare_and_swap_di): Remove.
780 (lock_test_and_set_si, lock_test_and_set_di): Remove.
781 (fetch_and_add_si, fetch_and_sub_si, fetch_and_or_si): Remove.
782 (fetch_and_and_si, fetch_and_xor_si, fetch_and_nand_si): Remove.
783 (fetch_and_add_di, fetch_and_sub_di, fetch_and_or_di): Remove.
784 (fetch_and_and_di, fetch_and_xor_di, fetch_and_nand_di): Remove.
785 (add_and_fetch_di, sub_and_fetch_di, or_and_fetch_di): Remove.
786 (and_and_fetch_di, xor_and_fetch_di, nand_and_fetch_di): Remove.
787 (add_and_fetch_si, sub_and_fetch_si, or_and_fetch_si): Remove.
788 (and_and_fetch_si, xor_and_fetch_si, nand_and_fetch_si): Remove.
789 * config/ia64/ia64intrin.h (*): Cast result to the appropriate
790 return type. Pretty print definitions.
792 2000-08-24 Jim Wilson <wilson@cygnus.com>
794 * config/ia64/ia64.md (movdi): Don't call gen_movdi_symbolic if
795 we have a SYMBOL_REF with SYMBOL_REF_FLAG set.
797 2000-08-24 Jason Merrill <jason@redhat.com>
799 * dwarf2out.c (AT_flag, AT_int, AT_unsigned, AT_string, AT_ref,
800 AT_loc, AT_addr, AT_lbl): Abort on unsuitable input.
801 (get_AT_low_pc, get_AT_hi_pc, get_AT_string, get_AT_flag,
802 get_AT_unsigned, get_AT_ref): Don't call them if get_AT fails.
804 2000-08-24 Greg McGary <greg@mcgary.org>
806 * optabs.c (init_optabs): Initialize fixtab, fixtrunctab, floattab,
807 and extendtab within their proper array boundaries.
808 * emit-rtl.c (init_emit_once): Pass `const_tiny_rtx' with bounds
809 for the entire array.
811 * config/arm/arm.c (arm_override_options): Use ARRAY_SIZE.
812 * config/alpha/alpha.c (alpha_lookup_xfloating_lib_func): Likewise.
813 * config/avr/avr.c (order_regs_for_local_alloc): Likewise.
814 * config/fr30/fr30.c (fr30_print_operand): Likewise.
815 * config/i386/dgux.c (output_options): Likewise.
816 * config/i386/dgux.h (ASM_FILE_START): Likewise.
817 * config/m88k/m88k.c (output_options): Likewise.
818 * config/m88k/m88k.h (ASM_FILE_START): Likewise.
819 * config/mcore/mcore.c (mcore_output_inline_const_forced,
820 layout_mcore_frame, handle_structs_in_regs): Likewise.
821 * config/mips/mips.c (output_block_move): Likewise.
822 * config/rs6000/rs6000.c (rs6000_override_options,
823 rs6000_file_start): Likewise.
824 * config/sparc/sparc.c (sparc_add_gc_roots): Likewise.
825 * fixinc/fixfixes.c (FIX_TABLE_CT): Likewise.
826 * fixinc/fixtests.c (TEST_TABLE_CT): Likewise.
827 * builtins.c (expand_builtin_setjmp): Likewise.
828 * expr.c (safe_from_p): Likewise.
829 * flow.c (life_analysis): Likewise.
830 * fold-const.c (size_int_type_wide): Likewise.
831 * gcc.c (translate_options, init_spec, set_spec, main): Likewise.
832 * genattrtab.c (make_length_attrs): Likewise.
833 * genopinit.c (gen_insn): Likewise.
834 * genrecog.c (NUM_KNOWN_PREDS, NUM_SPECIAL_MODE_PREDS): Likewise.
835 * global.c (global_alloc): Likewise.
836 * local-alloc.c (find_free_reg): Likewise.
837 * mips-tdump.c (print_symbol): Likewise.
838 * mips-tfile.c (parse_def, parse_input): Likewise.
839 * reload1.c (NUM_ELIMINABLE_REGS): Likewise.
840 * stmt.c (expand_nl_goto_receiver): Likewise.
841 * stor-layout.c (set_sizetype): Likewise.
842 * varasm.c (decode_reg_name): Likewise.
843 * toplev.c (decode_f_option, decode_W_option,
844 set_target_switch, print_switch_values): Likewise.
845 (NUM_ELEM): Remove macro.
846 (display_help, main): s/NUM_ELEM/ARRAY_SIZE/
848 2000-08-24 Greg McGary <greg@mcgary.org>
850 * tree.h (enum tree_index): New member `TI_MAIN_IDENTIFIER'.
851 (MAIN_NAME_P, main_identifier_node): New macros.
852 * c-common.c (c_common_nodes_and_builtins): Init main_identifier_node.
853 * c-decl.c (start_decl, grokdeclarator, start_function,
854 store_parm_decls, finish_function): Use MAIN_NAME_P.
855 * config/avr/avr.c (function_prologue, function_epilogue): Likewise.
856 * config/i386/cygwin.h (SUBTARGET_PROLOGUE): Likewise.
857 * config/i386/win32.h (SUBTARGET_PROLOGUE): Likewise.
858 * config/pdp11/pdp11.c (output_function_prologue): Likewise.
860 2000-08-24 Greg McGary <greg@mcgary.org>
862 * cppfiles.c (actual_directory): Don't write beyond `dir'
864 * real.c (asctoeg): Stay within bounds of etens[][].
866 2000-08-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
868 * dependence.c (dependence_string, direction_string,
869 dump_one_node, dump_node_dependence): Hide unused identifiers.
870 (get_low_bound, normalize_coefficients): Match definition to
872 (get_one_coefficient): Initialize variables `value0_is_idx' and
874 (ziv_test, gcd_test): Mark parameters with ATTRIBUTE_UNUSED.
875 (ziv_test): Delete variable `idx', use parameter `sub' instead.
876 (direction_merge): Avoid automatic aggregate initialization.
877 (have_dependence_p): Use `src' not `dest' to set `src_idx'.
878 Initialize variables `dest_idx' and `src_idx'.
879 (end_dependence_analysis): Avoid C89 style function definition.
881 2000-08-24 Joseph S. Myers <jsm28@cam.ac.uk>
883 * c-common.c (time_char_table): Don't allow width with %F.
884 (check_format_info): Don't allow "Z" length with scanf.
886 2000-08-24 Gabriel Dos Reis <gdr@codesourcery.com>
888 * diagnostic.c (finish_diagnostic): Define.
889 (output_do_printf): Use wrap_text instead of output_add_string.
890 (default_print_error_function): Avoid embedded '\n'.
892 * diagnostic.h (flush_diagnostic_buffer): Declare.
894 2000-08-23 Alexandre Oliva <aoliva@redhat.com>
896 * dependence.c: Replace `[][]' with `[][MAX_SUBSCRIPTS]'.
898 2000-08-23 Hans-Peter Nilsson <hp@axis.com>
900 * Makefile.in (GCC_PASSES): Add specs.
902 2000-08-23 Jim Wilson <wilson@cygnus.com>
904 * frame.h (IA64_UNW_EHANDLER, IA64_UNW_UHANDLER): New.
905 * config/ia64/frame-ia64.c (__get_personality): Return zero if neither
906 EHANDLER nor UHANDLER bit is set.
907 (__get_except_table): Likewise.
909 2000-08-23 Nick Clifton <nickc@redhat.com>
911 * config/arm/lib1funcs.asm: Replace upper case condition codes
912 with lower case versions.
914 * config/arm/arm.h (STRUCT_VALUE): Define.
915 (STRUCT_VALUE_REGNUM): Delete.
917 2000-08-23 Zack Weinberg <zack@wolery.cumb.org>
919 * cpphash.h (IN_I): New flag for directive table.
920 * cpplib.c (DIRECTIVE_TABLE): Mark #define, #undef, #ident, and
922 (_cpp_check_directive): If -fpreprocessed, execute directives
923 marked with IN_I. Issue no warnings in this case.
924 * cpplex.c (_cpp_get_token): Expand no macros if -fpreprocessed.
926 2000-08-23 Joseph S. Myers <jsm28@cam.ac.uk>
928 * c-common.c (print_char_table): Allow 'I' flag with %d, %i and
930 (check_format_info): Support printf 'I' flag; warn about it with
933 2000-08-23 Richard Earnshaw (rearnsha@arm.com)
935 * arm.c (arm_expand_prologue): Ensure that the stack-adjustment
936 barrier can't be ignored by the alias analysis code.
938 2000-08-12 Eli Zaretskii <eliz@is.elta.co.il>
940 * fixinc/inclhack.def (sysv68_string): Fix the Sed script so it
941 works inside fixincl.
943 Wed Aug 23 04:55:48 2000 Alexandre Oliva <aoliva@redhat.com>
945 * simplify-rtx.c (simplify_rtx): Don't pass VOIDmode to
946 simplify_relational_operation() unless both operands are of
948 * cse.c (fold_rtx): Likewise.
950 Tue Aug 22 23:53:27 EDT 2000 John Wehle (john@feith.com)
952 * rtlanal.c (rtx_unstable_p): The pic register is stable
953 (within one function) and the actual rtx should be used
954 when checking the registers.
955 (rtx_addr_can_trap_p): Pic memory addresses can't trap.
957 * alias.c (true_dependence, write_dependence_p): Fix
958 bug in previous patch.
960 * i386.c (ix86_GOT_alias_set): New.
961 (legitimize_pic_address): Use it.
963 * rtlanal.c (rtx_unstable_p): An unchanging MEM is
964 only stable if its address is stable.
965 (rtx_varies_p): An unchanging MEM can't vary if
966 its address doesn't vary.
968 2000-08-22 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
970 * c-parse.in (unop +): Restrict -Wtraditional warnings to user code.
972 2000-08-22 J. David Anglin <dave@hiauly1.hia.nrc.ca>
974 * vax.h (ASM_SPEC): Pass `-J' to assembler.
975 * x-vax-gcc: New file for bootstrapping with gcc.
976 * x-vax: Use X_CFLAGS rather than X_CPPFLAGS to pass `-J'.
977 * configure.in: Use x-vax-gcc with gcc.
978 * configure: Rebuilt.
980 Tue Aug 22 21:21:05 2000 J"orn Rennecke <amylaar@cygnus.co.uk>
982 * toplev.c (rest_of_compilation): Rebuild label notes after
983 post-reload splitting pass if new labels have been created.
985 2000-08-22 Gabriel Dos Reis <gdr@codesourcery.com>
987 * diagnostic.h (output_buffer_state): New macro.
988 * diagnostic.c (diagnostic_for_decl, sorry,
989 default_print_error_function, output_do_verbatim,
990 report_diagnostic, report_problematic_module): Use it.
992 (output_format): Use wrap_text instead of maybe_wrap_text.
994 2000-08-22 Nick Clifton <nickc@redhat.com>
996 * config/arm/lib1funcs.asm (ARM_DIV_MOD_BODY): New macro.
997 Common code for ARM divide and modulus functions.
998 (THUMB_DIV_MOD_BODY): New macro. Thumb equivalent of
1000 (FUNC_END): New macro: Common code at the end of the division and
1002 (THUMB_FUNCTION_START): New macro: Common code at the start of
1004 (__divsi3, __udivsi3, __modsi3, __umodsi3): Use new macros.
1006 Tue Aug 22 20:34:52 2000 Kaz Kojima <kkojima@rr.iij4u.or.jp>
1008 * config/sh/sh.md (cmpeqdi_t splitter): Fix a reverse testing.
1010 * config/sh/sh.c (prepare_scc_operands): Apply force_reg to
1011 sh_compare_op1 when the mode is DImode and sh_compare_op1 isn't
1014 2000-08-22 Nick Clifton <nickc@redhat.com>
1016 * config/arm/lib1funcs.asm (__umodsi3): Before performing any
1017 restorative additions, test for bottom bits of IP being set,
1018 rather than relying upon the RORs not matching.
1021 2000-08-22 David Edelsohn <edelsohn@gnu.org>
1023 * aix.h (ASM_DECLARE_FUNCTION_NAME): Call named_section() or
1024 text_section() as appropriate instead of emitting text csect
1026 (TEXT_SECTION_ASM_OP): Only require default 32-bit alignment.
1027 (UNIQUE_SECTION): Define macro.
1028 (ASM_OUTPUT_SECTION_NAME): Define macro.
1029 * rs6000.c (rs6000_override_options): Disable -ffunction-sections
1030 on AIX if debugging and -fdata-sections always.
1032 2000-08-22 Steven King <sxking@uswest.net>
1034 * config/float-i386.h (LDBL_EPSILON): Remove __convert_long_double
1036 (LDBL_MAX): Same here.
1038 2000-08-22 Richard Henderson <rth@cygnus.com>
1040 * flow.c (tidy_fallthru_edge): Update b->end properly.
1042 2000-08-22 Stan Cox <scox@redhat.com>
1044 * Makefile.in (OBJS): Add dependence.o.
1045 * dependence.c: New file.
1047 2000-08-22 Alexandre Oliva <aoliva@redhat.com>, John David Anglin <dave.anglin@nrc.ca>
1049 * calls.c (check_sibcall_argument_overlap_1): Adjust for
1051 (check_sibcall_argument_overlap): Likewise.
1053 2000-08-22 Alexandre Oliva <aoliva@redhat.com>
1055 * invoke.texi (SH Options): Document -m4-nofpu,
1056 -m4-single-only, -m4-single, -m4, -mbigtable, -mfmovd,
1057 -mhitachi, -mnomacsave, -misize, -mpadstruct, -mspace.
1059 2000-08-22 Joseph S. Myers <jsm28@cam.ac.uk>
1061 * c-common.c (check_format_info): Give the 'some locales' warning
1062 for strftime %Ey rather than the unconditional 'only last 2 digits
1065 2000-08-22 Richard Henderson <rth@cygnus.com>
1067 * alias.c (init_alias_analysis): Do not register
1068 struct_value_incoming_rtx or static_chain_rtx as pointing
1071 Tue Aug 22 01:44:43 2000 Jeffrey A Law (law@cygnus.com)
1073 * protoize.c (munge_compile_params): Fix typo and formatting buglets.
1075 2000-08-22 Gabriel Dos Reis <gdr@codesourcery.com>
1077 * diagnostic.h (report_problematic_module): Declare.
1078 * diagnostic.c (report_problematic_module): New function.
1079 (report_error_function): Tweak.
1081 Tue Aug 22 02:31:26 2000 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1083 * stmt.c (expand_goto_internal, fixup_gotos): Only check
1084 TYPE_RETURNS_STACK_DEPRESSED for FUNCTION_TYPE.
1086 2000-08-21 Richard Henderson <rth@cygnus.com>
1088 * flow.c (calculate_global_regs_live): Mark frame pointer live
1089 everywhere before reload.
1091 2000-08-21 Jim Wilson <wilson@cygnus.com>
1093 * real.c (ereal_from_int, ereal_from_uint, significand_size): Handle
1094 INTEL_EXTENDED_IEEE_FORMAT.
1095 (toe64): Delete INTEL_EXTENDED_IEEE_FORMAT support. Unconditionally
1096 clear last two bytes of output FP value.
1098 2000-08-21 Graham Stott <grahams@cygnus.co.uk>
1100 * config/ia64/ia64.h (REDO_SECTION_INFO_P): Change decl to DECL.
1102 2000-08-21 Jakub Jelinek <jakub@redhat.com>
1104 * unroll.c (loop_find_equiv_value): If ret is modified between
1105 insn and loop_start, ret might not be equivalent to reg.
1107 2000-08-21 Joseph S. Myers <jsm28@cam.ac.uk>
1109 * c-common.c (init_dollar_format_checking,
1110 maybe_read_dollar_number, finish_dollar_format_checking): New
1112 (dollar_arguments_used, dollar_arguments_count,
1113 dollar_first_arg_num, dollar_max_arg_used, dollar_format_warned):
1115 (check_format_info): Support $ formats for scanf and printf width
1116 and precision. Always increment format_chars to advance past the
1117 '*' of precision, not just when the format parameters are
1120 2000-08-21 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1122 * mips.c (block_move_loop, expand_block_move,
1123 function_arg_partial_nregs, save_restore_insns, function_prologue,
1124 mips_expand_prologue, RA_MASK): Avoid using the `U' integer
1126 (function_arg_advance, function_arg): Match argument to format
1129 2000-08-21 Nix <nix@esperi.demon.co.uk>
1131 * gcc.c (do_spec_1): Implement %j spec flag.
1132 Remove dead comment.
1134 * gcc.texi (The Configuration File): Document HOST_BIT_BUCKET.
1135 * system.h (HOST_BIT_BUCKET): Default to "/dev/null".
1136 * config/i386/xm-dos.h (HOST_BIT_BUCKET): Define as "NUL".
1137 * config/i386/xm-os2.h, config/winnt/winnt.h: Likewise.
1139 * protoize.c (munge_compile_params): Use HOST_BIT_BUCKET (if
1140 writable) instead of hardcoded value.
1142 * toplev.c (compile_file): Output to a file even if -fsyntax-only.
1144 * gcc.c, config/i386/xm-dos.h, config/i386/xm-os2.h: Kill
1147 * gcc.c (cc1_options): Do not process -o or run the assembler if
1149 * objc/lang-spec.h: Likewise.
1151 2000-08-21 Eli Zaretskii <eliz@is.elta.co.il>
1153 * fixinc/fixincl.c (fix_with_system): Pipe the output of
1154 "external" fixes through `cat', to avoid truncating the input
1155 file by redirection.
1157 2000-08-21 Jakub Jelinek <jakub@redhat.com>
1159 * config/i386/i386.md (lea_general_1): Copy insn condition to split
1161 (lea_general_2, lea_general_3): Likewise.
1163 2000-08-21 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1165 * c-decl.c (duplicate_decls, define_label): Restrict -Wtraditional
1166 warnings to user code.
1168 * c-lex.c (readescape, yylex): Likewise.
1170 * c-typeck.c (store_init_value, process_init_element): Likewise
1171 (c_expand_start_case): Format.
1173 2000-08-18 Maciej W. Rozycki <macro@ds2.pg.gda.pl>
1175 * mips/linux.h (LINK_SPEC): Use %(endian_spec).
1177 * mips/mips.h: Change LINKER_ENDIAN_SPEC to ENDIAN_SPEC
1178 and linker_endian_spec to endian_spec.
1179 (ENDIAN_SPEC): Add %{EB} and %{EL}.
1180 (LINK_SPEC): Remove %{EB} and %{EL}.
1181 (ASM_SPEC): Likewise. Use %(endian_spec).
1183 2000-08-21 Joseph S. Myers <jsm28@cam.ac.uk>
1185 * c-tree.h (flag_hosted): Move declaration from here...
1186 * c-common.h (flag_hosted): ... to here.
1187 (flag_noniso_default_format_attributes): New declaration.
1188 * c-decl.c (flag_noniso_default_format_attributes): New variable.
1189 (c_decode_option): Set it appropriately for options choosing
1190 language standard variant.
1191 * c-common.c (init_function_format_info): Only provide default
1192 format attributes if flag_hosted. Only provide the gettext
1193 formats if flag_noniso_default_format_attributes. Update
1195 (check_format_info): Disable treatment of %a as a scanf flag in
1198 2000-08-21 Joseph S. Myers <jsm28@cam.ac.uk>
1200 * c-common.c (scan_char_table): Add 'w' to flags for all formats
1202 (check_format_info): Set 'wide' for scanf format widths. Warn for
1203 a zero scanf width. Make the check for writing into a constant
1204 object at the first level of indirection; at later levels, warn if
1205 any type qualifiers are encountered.
1207 Mon Aug 21 07:41:12 2000 Jeffrey A Law (law@cygnus.com)
1209 * reload.c (reload_inner_reg_of_subreg): New function broken out of
1211 (push_reload): Use reload_inner_reg_of_subreg.
1212 (combine_reloads): Do not combine reloads if the input reload
1213 is a SUBREG in which the inner part will need reloading.
1215 * global.c (global_alloc): Avoid passing dumpfile argument to
1217 * toplev.c (rest_of_compilation): Likewise.
1218 * reload.h (reload): Remove dumpfile argument. Callers changed.
1219 (debug_reload, debug_reload_to_stream): Move prototypes here.
1220 * rtl.h (reload): Remove dumpfile argument.
1221 * reload.c (debug_reload): Remove prototype.
1222 (debug_reload_to_stream): Likewise.
1223 * reload1.c: Avoid passing dumpfile around, rely on rtl_dump_file
1226 2000-08-21 Gabriel Dos Reis <gdr@merlin.codesourcery.com>
1228 * diagnostic.c (context_as_prefix): Export.
1229 (need_error_newline): Remove.
1230 (lang_diagnostic_starter, lang_diagnostic_finalizer): New objects.
1231 (error_module_changed, record_last_error_module,
1232 error_function_changed, record_last_error_function): New functions.
1233 (initialize_diagnostics): Default intialize
1234 lang_diagnostic_starter, lang_diagnostic_finalizer.
1235 (init_output_buffer): Tweak.
1236 (file_name_as_prefix): New function.
1237 (announce_function, default_print_error_function,
1238 report_error_function, set_diagnostic_context): Tweak.
1240 2000-08-21 Richard Earnshaw <rearnsha@arm.com>
1242 * flow.c (init_propagate_block_info): Handle SUBREG in a jump
1243 condition expression.
1245 2000-08-20 Richard Henderson <rth@cygnus.com>
1247 * flow.c (merge_blocks_nomove): Don't seek back past the bb note.
1249 2000-08-20 Zack Weinberg <zack@wolery.cumb.org>
1251 * cppinit.c (cpp_init): Set global flag when called.
1252 (cpp_reader_init): Bomb out if cpp_init hasn't been called.
1254 Sun Aug 20 01:41:35 2000 Dennis Chernoivanov <cdi@sparc.spb.su>
1256 * cpplex.c (cpp_scan_buffer): Move `output_line_command' just
1257 before `process_directive' so that newlines won't be missed
1259 (cpp_printf): Increment `print->lineno' when newline is emitted.
1261 * cppmain.c (cb_ident): Likewise.
1262 (cb_define): Likewise.
1263 (cb_undef): Likewise.
1264 (cb_include): Likewise.
1265 (cb_def_pragma): Likewise.
1266 (dump_macros_helper): Likewise.
1268 2000-08-20 Richard Henderson <rth@cygnus.com>
1270 * config/ia64/ia64.c (emit_insn_group_barriers): Stop if ar.lc
1271 assigned before a loop.
1273 * config/ia64/ia64.md (ashlsi3): Zero extend the shift count.
1274 (ashrsi3, lshrsi3): Likewise.
1276 2000-08-20 Gabriel Dos Reis <gdr@codesourcery.com>
1278 * c-lang.c: #include diagnostic.h
1279 (c_tree_printer): New function.
1280 (lang_init): Initialize lang_printer.
1282 * Makefile.in (c-lang.o): Depends on diagnostic.h
1284 2000-08-20 Gabriel Dos Reis <gdr@codesourcery.com>
1286 * c-errors.c (pedwarn_c99): Adjust call to report_diagnostic.
1288 * diagnostic.c (default_diagnostic_starter,
1289 default_diagnostic_finalizer): New functions.
1290 (diagnostic_for_asm, diagnostic_for_decl): Tweak.
1291 (pedwarn, pedwarn_with_file_and_line, error,
1292 error_with_file_and_line, fatal, warning,
1293 warning_with_file_and_line): Adjust call to report_diagnostic.
1294 (report_diagnostic): Rework.
1295 (set_diagnostic_context): New function.
1297 * diagnostic.h (struct diagnostic_context): New data structure.
1298 (diagnostic_message, diagnostic_argument_list,
1299 diagnostic_file_location, diagnostic_line_location,
1300 diagnostic_is_warning, diagnostic_starter, diagnostic_finalizer,
1301 diagnostic_finalizer, diagnostic_auxiliary_data): New macros.
1302 (set_diagnostic_context): Declare.
1303 (report_diagnostic): Change prototype.
1305 Sun 20-Aug-2000 09:25:45 BST Neil Booth <NeilB@earthling.net>
1307 * fix-header.c (main): Initialize cpplib.
1309 2000-08-19 Michael Meissner <meissner@redhat.com>
1311 * ifcvt.c (find_if_block): Do not assume that a THEN block has any
1312 instructions in it before checking for indirect jumps.
1314 * ifcvt.c (find_if_block): Do not consider a THEN block that ends
1315 in a indirect jump as a potential for conditional execution.
1317 * d30v.h (d30v_init_expanders): Don't declare here.
1318 * d30v-protos.h (d30v_init_expanders): Declare here with a valid
1321 Sat 19-Aug-2000 21:11:45 BST Neil Booth <NeilB@earthling.net>
1323 * cpp.texi: Add @section for assertions.
1325 Sat Aug 19 12:37:08 EDT 2000 John Wehle (john@feith.com)
1327 * loop.c (scan_loop): Use CONST_CALL_P instead of
1328 checking for REG_LIBCALL / REG_RETVAL.
1330 Sat Aug 19 09:18:47 2000 Jeffrey A Law (law@cygnus.com)
1332 * reload1.c (reload_as_needed): Accept dumpfile argument,
1333 pass it to emit_reload_insns.
1334 (emit_reload_insns): Add new dumpfile argument. If non-null
1335 then dump the reloads for each insn into the dumpfile.
1336 (reload): Pass dumpfile to reload_as_needed.
1338 * invoke.texi: Clean up linux-gnu vs linux comments.
1340 2000-08-19 Richard Henderson <rth@cygnus.com>
1342 * config/ia64/ia64.c (reg_or_5bit_operand): New.
1343 (ia64_depz_field_mask): New.
1344 * config/ia64/ia64.h (CONSTRAINT_OK_FOR_R): New.
1345 (PREDICATE_CODES): Update.
1346 * config/ia64/ia64.md: Update commentary.
1347 (depz_internal): New.
1348 (ashlsi3): Implement directly.
1349 (ashrsi3, lshrsi3): Simplify; rely on extv and extzv for constants.
1350 (ashldi3): Use shladd.
1351 * config/ia64/ia64-protos.h: Update.
1353 2000-08-18 Zack Weinberg <zack@wolery.cumb.org>
1355 * toplev.c (independent_decode_option): Always process -g.
1356 Remove third argument, now unused. Adjust caller to match.
1358 2000-08-18 Richard Henderson <rth@cygnus.com>
1360 * combine.c (make_compound_operation): Break after creating
1363 2000-08-18 Zack Weinberg <zack@wolery.cumb.org>
1365 * cpplib.c (cpp_register_pragma_space): Just return if the
1366 namespace is already registered.
1368 2000-08-18 Ray Essick <essick@ddna.labs.mot.com> & Nick Clifton <nickc@redhat.com>
1370 * config/mcore/mcore.md (rotlsi3): Allow allow rotations by a
1371 constant amount. Do not generate ROTL instruction.
1373 Fri Aug 18 16:22:20 2000 Alexandre Oliva <aoliva@redhat.com>
1375 * config/sh/elf.h: Do not include sh/sh.h.
1376 * config/sh/rtems.h: Likewise.
1377 * config/sh/rtemself.h: Do not include sh/elf.h.
1378 * configure.in: Get them included with `tm_file's.
1379 * configure: Rebuilt.
1381 * config/sh/sh.md (fpu_switch0, fpu_switch1): Simplify.
1382 * config/sh/sh.c (fpscr_set_from_mem): Use them.
1384 Fri Aug 18 14:23:18 2000 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1386 * stor-layout.c (compute_record_type): Don't use mode of single
1387 field as mode of record if not integer mode of same type.
1389 * regmove.c (perhaps_ends_bb_p): New function.
1390 (optimize_reg_copy_1, optimize_reg_copy_2): Call it.
1391 (optimize_reg_copy_3, fixup_match_2, regmove_optimize): Likewise.
1392 (fixup_match_1): Likewise.
1393 (fixup_match_1, combine_stack_adjustments_for_block): Add casts to
1394 avoid signed/unsigned warnings.
1396 * function.c (fixup_var_refs_1, case MEM): Update CODE after
1399 Fri 18-Aug-2000 18:33:45 BST Neil Booth <NeilB@earthling.net>
1401 * cpphash.h: Use HAVE_DESIGNATED_INITIALIZERS.
1402 (_cpp_trigraph_map): Declaration moved from cpplex.c
1404 * cppinit.c: Define _cpp_trigraph_map. Use UCHAR_MAX + 1
1405 instead of 256. Use consistent test for designated initializers.
1406 (cpp_init): Initialize trigraph_map.
1407 (initialize_standard_includes, parse_option): Use memcmp
1410 * cpplex.c (init_trigraph_map): Remove.
1411 (trigraph_ok, trigraph_replace, lex_line): Refer to
1414 * cpplib.c (str_match, WARNING, ERROR, ICE): Delete.
1415 (do_unassert): Remove unused "next" local.
1417 * system.h (HAVE_DESIGNATED_INITIALIZERS): New prototype.
1419 2000-08-18 Emmanuel Marty <emarty@suntech.fr>
1421 * arm/lib1funcs.asm (_umodsi3 THUMB VARIANT): Restore deleted return
1424 2000-08-17 Richard Henderson <rth@cygnus.com>
1426 * config/ia64/ia64.c (spill_restore_mem): Handle emitting
1427 the first insn in a sequence.
1429 Thu Aug 17 22:40:05 EDT 2000 John Wehle (john@feith.com)
1431 * alias.c (true_dependence, write_dependence_p): A read
1432 involving a label_ref or the constant pool doesn't create
1435 * rtl.h (unchanging): Improve documentation.
1437 2000-08-17 Rodney Brown <RodneyBrown@mynd.com>
1439 * cse.c (insert_regs): Remove unused `regno'.
1441 2000-08-17 Neil Booth <NeilB@earthling.net>
1443 * (cppinit.c) merge_include_chains: Use remove_dup_dir,
1444 remove_dup_dirs. If qtail == brack, remove brack not
1446 (remove_dup_dir, remove_dup_dirs): New functions.
1448 2000-08-17 Neil Booth <NeilB@earthling.net>
1450 * cppinit.c (cpp_cleanup): Free include dir chains.
1451 * cpplib.c (do_undef): Let _cpp_free_definition make the node void.
1452 (do_unassert): Free the assert with _cpp_free_definition.
1453 * cppmacro.c (_cpp_free_definition): Free memory allocated for
1454 assertions. Make the node a T_VOID node.
1456 2000-08-17 Neil Booth <NeilB@earthling.net>
1458 * cppinit.c (path_include, append_include_chain):
1459 Remove 2nd parameter (struct cpp_pending *).
1460 (path_include, initialize_standard_includes, cpp_handle_option):
1461 Update callers appropriately.
1462 (cpp_handle_option): Use pend.
1464 2000-08-17 Neil Booth <NeilB@earthling.net>
1466 * cppinit.c (sort_options): Remove, put functionality in
1469 (initialize_builtins): Free memory.
1470 (cpp_start_read): Move init_IStable to cpp_init.
1472 * cpplib.h (cpp_init): New prototype.
1473 * cppmain.c (main): Call cpp_init.
1475 Thu Aug 17 13:20:32 EDT 2000 John Wehle (john@feith.com)
1477 * rtlanal.c (rtx_unstable_p): Use CONSTANT_P.
1478 (rtx_unstable_p, rtx_varies_p): Process vectors.
1480 2000-08-16 Niibe Yutaka <gniibe@m17n.org>, Kaz Kojima <kkojima@rr.iij4u.or.jp>
1482 * config/sh/lib1funcs.asm (GLOBAL): Define. Use for all
1483 references to GLOBAL symbols. Use LOCAL where appropriate.
1485 2000-08-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1487 * configure.in (*-ibm-aix4.[12]*): Delete test for gnu ld. Always
1488 use t-aix41 when host == target.
1490 2000-08-16 Richard Henderson <rth@cygnus.com>
1492 * reload.c (push_secondary_reload): Revert last change.
1493 If we use a reload_in/out pattern, make the when the same
1494 as the primary reload.
1495 (find_reloads): Likewise.
1497 2000-08-16 Manfred Hollstein <manfredh@redhat.com>
1499 * configure.in (libstdcxx-v3): Fix test.
1500 * configure: Regenerate.
1502 Wed Aug 16 08:10:32 2000 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1504 * calls.c (calls_function_1, expand_call): Only test
1505 TYPE_RETURNS_STACK_DEPRESSED for FUNCTION_TYPE.
1506 * function.c (thread_prologue_and_epilogue_insns): Likewise.
1508 2000-08-16 Richard Henderson <rth@cygnus.com>
1510 * combine.c (simplify_shift_const): Revert previous two
1511 changes. If SHIFT_COUNT_TRUNCATED, crop the shift count
1512 before the main loop.
1514 2000-08-15 Richard Henderson <rth@cygnus.com>
1516 * combine.c (simplify_shift_const): Bound shift count when
1519 Tue Aug 15 17:33:05 2000 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1521 * calls.c (ECF_SP_DEPRESSED): New macro.
1522 (calls_function_1): Treat calling sp-depressed function as alloca.
1523 (emit_call_1): Don't adjust SP if calling sp-depressed function.
1524 (expand_call): Set ECF_SP_DEPRESSED if TYPE_RETURNS_STACK_DEPRESSED.
1525 If sp-depressed, ensure block saves and restores SP.
1526 * fold-const.c (extract_muldiv): Only check TYPE_IS_SIZETYPE
1528 * function.c (keep_stack_depressed): New function.
1529 (thread_prologue_and_epilogue_insns): Call it.
1530 * print-tree.c (print_node): Use HOST_WIDE_INT_PRINT_UNSIGNED
1531 to print DECL_OFFSET_ALIGN.
1532 Print no-force-blk and transparent-union flags properly.
1533 * stmt.c (expand_goto_internal): Don't restore stack if last block
1534 and function returns with sp depressed.
1535 (fixup_gotos): Likewise.
1536 (save_stack_pointer): New function, from code in expand_decl.
1537 (expand_decl): Call new function.
1538 * tree.h (TYPE_IS_SIZETYPE): Call INTEGER_TYPE_CHECK.
1539 (TYPE_RETURNS_STACK_DEPRESSED): New macro.
1540 (save_stack_pointer): New declaration.
1542 * diagnostic.c (fatal_function): New variable.
1543 (set_fatal_function): New function.
1545 * diagnostic.h (set_fatal_function): New declaration.
1547 2000-08-15 William Cohen <wcohen@redhat.com>
1549 * config/sh/elf.h (DWARF2_DEBUGGING_INFO): Defined.
1550 (PREFERRED_DEBUGGING_TYPE): Set to dwarf2 info.
1551 (DWARF2_ASM_LINE_DEBUG_INFO): Defined.
1553 2000-08-15 Richard Henderson <rth@cygnus.com>
1555 * flow.c (mark_used_reg): Set reg_cond_reg appropriately.
1557 2000-08-15 Richard Earnshaw <rearnsha@arm.com>
1559 * arm.c (arm_function_ok_for_sibcall): New function.
1560 * arm.h (FUNCTION_OK_FOR_SIBCALL): Define.
1561 * arm.md (call expanders): Don't check here for calls that can't
1564 2000-08-15 Richard Earnshaw <rearnsha@arm.com>
1566 * arm.md (splits generating cond_exec): Disable.
1568 2000-08-15 Richard Earnshaw <rearnsha@arm.com>
1570 * arm/linux-elf.h (text_section): Delete declaration.
1572 2000-08-15 Richard Earnshaw <rearnsha@arm.com>
1574 ARM support for unordered FP operations.
1575 * arm-protos.h (arm_comparison_operator): Declare.
1576 * arm.c (arm_comparison_operator): New function.
1577 (arm_select_cc_mode): Add unordered comparison codes.
1578 (get_arm_condition_code): Likewise.
1579 (arm_final_prescan_insn): Can't handle unordered jumps that can't
1580 be done in one insn.
1581 * arm.h (PREDICATE_CODES): Add arm_comparison_operator.
1582 * arm.md (all uses of comparison_operator): Replace with
1583 arm_comparison_operator.
1584 (bunordered, bordered, bugt, bunlt, bunge, bunle, buneq, bltgt): New
1586 (arm_buneq, arm_bltgt, arm_buneq_reversed, arm_bltgt_reveresed): New
1589 Tue Aug 15 00:36:36 2000 Ovidiu Predescu <ovidiu@cup.hp.com>
1591 * gthr-posix.h: Conditionally include <sched.h>; include
1592 <config.h> from libobjc/.
1594 2000-08-14 Richard Henderson <rth@cygnus.com>
1596 * config/i386/i386.c (legitimize_pic_address): Use Pmode
1599 2000-08-14 Richard Henderson <rth@cygnus.com>
1601 * configure.in (ia64-*): Set float_format for i386 long double.
1603 * real.c (GET_REAL): Treat 128-bit INTEL_EXTENDED_IEEE_FORMAT
1604 as we would for i386 XFmode.
1605 (PUT_REAL): Likewise.
1606 (endian, ereal_atof, real_value_truncate): Likewise.
1607 (ereal_isneg, toe64, etens, make_nan): Likewise.
1608 * real.h (REAL_VALUE_TO_TARGET_LONG_DOUBLE): Likewise.
1610 * config/ia64/ia64-protos.h: Update.
1611 * config/ia64/ia64.c (general_tfmode_operand): New.
1612 (destination_tfmode_operand): New.
1613 (tfreg_or_fp01_operand): New.
1614 (ia64_split_timode): New.
1615 (spill_tfmode_operand): New.
1616 (ia64_expand_prologue): Use TFmode not XFmode.
1617 (ia64_expand_epilogue): Likewise.
1618 (ia64_function_arg): Likewise.
1619 (ia64_function_arg_advance): Likewise.
1620 (ia64_return_in_memory): Likewise.
1621 (ia64_function_value): Likewise.
1622 (ia64_print_operand): Likewise.
1623 (ia64_register_move_cost): Set GR<->FR to 5.
1624 (ia64_secondary_reload_class): Get GR for TImode memory op.
1625 * config/ia64/ia64.h (ROUND_TYPE_SIZE): Remove.
1626 (ROUND_TYPE_ALIGN): Remove.
1627 (LONG_DOUBLE_TYPE_SIZE): Set to 128.
1628 (INTEL_EXTENDED_IEEE_FORMAT): Define.
1629 (HARD_REGNO_NREGS): Use TFmode, not XFmode.
1630 (HARD_REGNO_MODE_OK): Likewise. Disallow TImode in FRs.
1631 (MODES_TIEABLE_P): Use TFmode, not XFmode.
1632 (CLASS_MAX_NREGS): Likewise.
1633 (ASM_OUTPUT_LONG_DOUBLE): Output by 4 byte hunks.
1634 (PREDICATE_CODES): Update.
1635 * config/ia64/ia64.md (movti): New.
1636 (movti_internal): Use a clobber for memory alternatives.
1637 (reload_inti, reload_outti): New.
1638 (movsfcc_astep): Predicate properly.
1639 (movdfcc_astep): Likewise.
1642 (extendsftf2, extenddftf2): New.
1643 (trunctfsf2, trunctfdf2): New.
1644 (floatditf2, fix_trunctfdi2): New.
1645 (floatunsditf2, fixuns_trunctfdi2): New.
1646 (addtf3, subtf3, multf3, abstf2): New.
1647 (negtf2, nabstf2, mintf3, maxtf3): New.
1648 (maddtf3, msubtf3, nmultf3, nmaddtf3): New.
1650 (fr_spill): Use TFmode, not XFmode.
1651 (fr_restore): Likewise.
1652 * config/ia64/lib1funcs.asm (__divtf3): New.
1653 * config/ia64/t-ia64 (LIB1ASMFUNCS): Add it.
1655 2000-08-14 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1657 * cse.c (fold_rtx): Avoid empty body in an if-statement.
1659 * doloop.c (doloop_iterations_max, doloop_modify): Avoid using the
1660 `U' integer constant suffix.
1662 * dwarf2out.c (add_subscript_info): Avoid empty body in an
1665 * sparc/sol2.h (__enable_execute_stack): Prototype.
1667 2000-08-14 David Edelsohn <edelsohn@gnu.org>
1669 * collect2.c: Remove use of AIX import file.
1671 * longlong.h: Test ARCH_PWR not ARCH_POWER.
1673 * rs6000.c (print_operand, case 'E'): Add else.
1675 2000-08-14 Richard Henderson <rth@cygnus.com>
1677 * config/ia64/ia64.md (movdi): Delay calling ia64_expand_load_address.
1678 (movdi_symbolic): New.
1680 2000-08-14 Jim Wilson <wilson@cygnus.com>
1682 * config/ia64/ia64.h (ASM_SPEC): Pass -mconstant-gp and -mauto-pic
1683 to GNU as. For Intel as, pass -M const_gp and -M no_plabel.
1684 * config/ia64/linux.h (ASM_SPEC): Pass -mconstant-gp and -mauto-pic
1687 2000-08-14 Richard Henderson <rth@cygnus.com>
1689 * expr.c (emit_group_load): Don't force constants into registers.
1690 Special case source already in the correct mode.
1692 2000-08-14 Zack Weinberg <zack@wolery.cumb.org>
1694 * configure.in: Accept *-*-linux* not just *-*-linux-gnu*.
1695 * fixinc/inclhack.def: Likewise.
1696 * fixinc/mkfixinc.sh: Likewise.
1697 * configure: Regenerate.
1698 * fixinc/fixincl.x: Regenerate.
1699 * install.texi: Document equivalence of linux and linux-gnu.
1701 Mon Aug 14 18:51:44 2000 J"orn Rennecke <amylaar@cygnus.co.uk>
1703 * cse.c (insert_regs): Also in REG case: When finding an invalid
1704 value, and we make a new quantity, make sure that it won't be
1705 mistaken by for a valid one by mention_regs.
1707 2000-08-13 Ralf Gütlein <ralf.guetlein@aranea.de>
1709 * h8300.md: Remove obsolete peepholes.
1711 2000-08-13 Kazu Hirata <kazu@hxi.com>
1713 * invoke.texi (H8/300 Options): Fix typos.
1714 * config/h8300.c: Fix formatting.
1715 * config/h8300.h: Fix comment typos.
1716 (OVERRIDE_OPTIONS): Fix formatting.
1718 * function.c: Fix formatting.
1720 * cse.c: Fix formatting.
1722 2000-08-13 Geoff Keating <geoffk@cygnus.com>
1724 * flow.c (attempt_auto_inc): Remove unused variable `bb'.
1725 (attempt_auto_inc): Suppress parentheses warning.
1726 * function.c (put_reg_into_stack): Remove unused variable `unsigned_p'.
1727 * loop.c (load_mems): Remove `u' suffix in two places.
1728 * config/rs6000/rs6000.c: Remove unnecessary `u' suffixes from
1730 * config/rs6000/rs6000.h: Likewise.
1731 * config/rs6000/sol-c0.c: Prototype some functions. Remove the
1732 __eabi dummy routine.
1733 * config/rs6000/sysv4.h (ASM_DECLARE_FUNCTION_NAME): Remove unused
1736 * config/rs6000/rs6000.c (rs6000_select_section): Rewrite to
1737 not put stuff in .sdata unnecessarily.
1738 (rs6000_unique_section): New function.
1739 * config/rs6000/rs6000-protos.h: Add rs6000_unique_section.
1740 * config/rs6000/sysv4.h (UNIQUE_SECTION): Define.
1742 * c-typeck.c (build_array_ref): Don't complain about non-lvalue
1743 arrays in C99. Don't try to look at DECL_REGISTER of a
1744 COMPONENT_REF. Don't complain twice about the same error.
1746 * fixinc/inclhack.def (aix_pthread): New fix.
1747 (aix_sysmachine): New fix.
1748 * fixinc/fixincl.x: Regenerate.
1750 * expr.c (expand_expr): Call convert_modes when turning a large
1751 multiply into a small one.
1753 2000-08-12 Geoff Keating <geoffk@cygnus.com>
1755 * tree.h (DECL_OFFSET_ALIGN): Make the off_align field of
1756 the tree structure an exponent rather than an explicit alignment
1757 so it doesn't overflow.
1758 (SET_DECL_OFFSET_ALIGN): New macro.
1759 * stor-layout.c (place_union_field): Use SET_DECL_OFFSET_ALIGN
1760 rather than DECL_OFFSET_ALIGN.
1761 (place_field): Likewise.
1762 * expmed.c (store_bit_field): Abort on align==0 to avoid
1763 antisocial machine behaviour.
1765 2000-08-12 Richard Henderson <rth@cygnus.com>
1767 * sibcall.c (uses_addressof): Accept both addressof and
1768 current_function_internal_arg_pointer inside a mem.
1769 (optimize_sibling_and_tail_recursive_call): Fail tail recursion
1770 if current_function_uses_addressof.
1771 * stmt.c (expand_return): Kill tail recursion and HAVE_return
1774 2000-08-11 Richard Henderson <rth@cygnus.com>
1776 * config/ia64/ia64.md (addsi3): Remove expander.
1777 (subsi3, mulsi3, negsi2, one_cmplsi2): Likewise.
1778 (*addsi3_shladd): New.
1780 2000-08-11 Richard Henderson <rth@cygnus.com>
1782 * config/ia64/ia64.c (do_spill): Pass cfa offset to move expander.
1783 (do_restore): Likewise.
1784 (gen_movdi_x, gen_fr_spill_x, gen_fr_restore_x): New.
1785 (ia64_expand_prologue, ia64_expand_epilogue): Use them.
1786 (rtx_needs_barrier): Track actual bit manipulation for
1787 ar.unat moves, gr_spill, and gr_restore.
1788 (emit_insn_group_barriers): Special case gr_spill/gr_restore.
1789 (process_set): Don't handle varargs spills.
1790 * config/ia64/ia64.md (gr_spill): Accept cfa offset. Emit
1791 .mem.offset here instead of in process_set.
1792 (gr_restore): Likewise.
1794 2000-08-11 Richard Henderson <rth@cygnus.com>
1796 * config/ia64/ia64.h (PROMOTE_MODE): Only extend to SImode.
1798 2000-08-11 Mark Elbrecht <snowball3@bigfoot.com>
1800 * gcc.texi (The Configuration File): Document
1801 COLLECT2_HOST_INITIALIZATION, GCC_DRIVER_HOST_INITIALIZATION, and
1802 UPDATE_PATH_HOST_CANONICALIZATION.
1804 2000-08-11 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1806 * c-parse.in (cast_expr): Avoid -Wstrict-prototype warnings for
1807 unprototyped function pointer casts on integer constants.
1809 2000-08-11 Laurynas Biveinis <lauras@softhome.net>
1811 * fixproto: Recognize DOS paths with drive letters as absolute paths.
1813 2000-08-11 Nathan Sidwell <nathan@codesourcery.com>
1815 * extend.texi (Volatiles): Fix typos.
1817 2000-08-11 Kazu Hirata <kazu@hxi.com>
1819 * flow.c: Fix formatting.
1821 2000-08-11 Richard Henderson <rth@cygnus.com>
1823 * reload.c (push_secondary_reload): When invoking a reload_{in,out}
1824 pattern, always allocate a tertiary scratch register.
1826 * config/alpha/alpha.md (reload_inqi): Use a DImode scratch.
1827 (reload_inhi): Likewise.
1829 2000-08-11 Richard Henderson <rth@cygnus.com>
1831 * function.c (put_reg_into_stack): Allow type to be NULL.
1832 (schedule_fixup_var_refs): Likewise.
1833 (gen_mem_addressof): Allow decl to be NULL.
1834 (put_addressof_into_stack): Likewise.
1836 * flow.c (merge_blocks_nomove): Be more careful about
1837 locating the beginning of block A.
1839 * combine.c (simplify_shift_const): Obey SHIFT_COUNT_TRUNCATED.
1841 Thu Aug 10 22:47:09 2000 Ovidiu Predescu <ovidiu@cup.hp.com>
1846 * config.in: Reverted the check for <sched.h>.
1848 2000-08-10 Chris Demetriou <cgd@sibyte.com>
1850 * mips/elf.h (CTOR_SECTION_NAME, DTOR_SECTION_NAME): New
1851 macros define the name of CTOR and DTOR sections.
1852 (CTOR_LIST_BEGIN, CTOR_LIST_END, DTOR_LIST_BEGIN,
1853 DTOR_LIST_END): Change to use attributes to specify
1855 * mips/elf64.h (CTOR_SECTION_NAME, DTOR_SECTION_NAME,
1856 (CTOR_LIST_BEGIN, CTOR_LIST_END, DTOR_LIST_BEGIN,
1857 DTOR_LIST_END): Same as in mips/elf.h.
1859 2000-08-10 Drew Moseley <dmoseley@redhat.com>
1861 * config/mn10300/mn10300.h: Added no-crt0 option for explicitly
1862 disabling just crt0.o.
1864 2000-08-10 Richard Earnshaw <rearnshaw@arm.com> & Nick Clifton <nickc@cygnus.com>
1866 * arm.h (CPP_SPEC): Use sub-spec cpp_interwork.
1867 (CPP_INTERWORK_SPEC, CPP_INTERWORK_DEFAULT_SPEC): New sub-specs.
1868 (EXTRA_SPECS): Add them.
1869 * arm/lib1funcs.asm: Support builds for interworking.
1870 Use macros to eliminate duplicated pieces of code.
1872 2000-08-10 Kazu Hirata <kazu@hxi.com>
1874 * h8300.c (expand_a_rotate): New.
1875 (emit_a_rotate): Likewise.
1876 (h8300_adjust_insn_length): Add support for the rotate insns.
1877 * h8300.md (rotlqi3): New.
1878 (*rotlqi3_1): Likewise.
1879 (rotlhi3): Likewise.
1880 (*rotlhi3_1): Likewise.
1881 (rotlhi3): Likewise.
1882 (*rotlhi3_1): Likewise.
1883 * h8300-proto.h: Add prototypes for expand_a_rotate and
1886 * h8300.c: Fix comment typos.
1887 (dosize): Declare the variable amount as unsigned.
1888 (get_shift_alg): Fix a comparison between signed and unsigned.
1889 (emit_a_shift): Likewise.
1890 (h8300_adjust_insn_length): Simplify the code.
1892 * c-decl.c: Fix formatting.
1894 2000-08-10 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1896 * c-lex.c (parse_float, yylex): For -Wtraditional, issue a
1897 warning about non-traditional numeric constant suffixes.
1899 * cppexp.c (parse_number): Likewise.
1901 * invoke.texi: (-Wtraditional): Document new behavior.
1903 Thu Aug 10 00:11:04 2000 Ovidiu Predescu <ovidiu@cup.hp.com>
1905 * gthr-posix.h: Include auto-host.h. Conditionally include
1907 * configure.in: Check for the <sched.h> header file.
1908 * config.in: Added define for HAVE_SCHED_H.
1910 2000-08-09 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1912 * c-typeck.c (process_init_element): For -Wtraditional, warn about
1913 initialization of unions.
1915 * invoke.texi (-Wtraditional): Document new behavior.
1917 2000-08-09 Zack Weinberg <zack@wolery.cumb.org>
1919 * configure.in (--enable-c-cpplib): Uncomment. Use AC_DEFINE
1920 instead of extra_c_flags.
1921 (--enable-c-mbchar): Use AC_DEFINE instead of extra_c_flags.
1922 * configure: Regenerate.
1923 * config.in: Regenerate.
1925 * cpperror.c (cpp_type2name): New function.
1926 * cpplex.c (lex_line): If we issued an error for an invalid
1927 preprocessing directive, discard that logical line.
1928 * cpplib.c (do_line): Call a hook function if the current file
1929 is renamed by #line.
1930 (do_ident): Pass the contents of the string, not the entire
1931 token, to the callback function.
1932 * cpplib.h (CPP_LAST_PUNCTUATOR): New #define.
1933 (cb.rename_file): New hook function.
1934 (cb.ident): Adjust prototype.
1935 (cpp_type2name): Prototype.
1936 * cppmacro.c (dump_macro_args): Correct precedence lossage.
1938 * cppmain.c (cb_ident): Update for changed interface.
1939 (cb_rename_file): New function.
1940 (main): Set rename callback.
1942 2000-08-09 Alexandre Oliva <aoliva@redhat.com>
1944 * caller-save.c (mark_referenced_regs): Mark partially-overwritten
1945 multi-word registers.
1947 2000-08-08 Joseph S. Myers <jsm28@cam.ac.uk>
1949 * c-common.c (combine_strings, check_format_info): Refer to ISO C
1950 or ISO C89 instead of ANSI C.
1951 * c-decl.c (grokdeclarator, xref_tag, finish_struct,
1952 build_enumerator, do_case): Likewise.
1953 * c-lex.c (parse_float, yylex): Likewise.
1954 * c-parse.in: Likewise.
1955 * c-typeck.c (common_type, build_array_ref, build_binary_op,
1956 build_unary_op, pedantic_lvalue_warning, build_conditional_expr,
1957 build_c_cast, convert_for_assignment, set_init_index,
1958 set_init_label, c_expand_start_case): Likewise.
1959 * toplev.c (documented_lang_options, display_help): Likewise.
1961 2000-08-08 Kazu Hirata <kazu@hxi.com>
1963 * h8300.c: Fix formatting.
1964 * h8300.h: Likewise.
1965 * h8300.md: Likewise.
1966 (movsi_h8300hs): Fix formatting of the resulting assembly code.
1968 * reload1.c: Fix formatting.
1970 2000-08-08 Rodney Brown <RodneyBrown@mynd.com>
1972 * alpha/alpha.c (alpha_emit_xfloating_libcall):
1973 Use GEN_CALL_VALUE define.
1974 * alpha/alpha.md (untyped_call): Use GEN_CALL define.
1975 * clipper/clipper.md (untyped_call): Likewise.
1976 * dsp16xx/dsp16xx.md (untyped_call): Likewise.
1977 * fx80/fx80.md (untyped_call): Likewise.
1978 * mips/mips.md (untyped_call): Likewise.
1979 * ns32k/ns32k.md (untyped_call): Likewise.
1980 * pa/pa.md (untyped_call): Likewise.
1981 * romp/romp.md (untyped_call): Likewise.
1982 * sparc/sparc.md (untyped_call): Likewise.
1984 2000-08-08 Jason Eckhardt <jle@cygnus.com>
1986 * config/i860/i860.c (singlemove_string): Do not generate assembler
1987 pseudo instructions that must be expanded (that is, with signed
1988 constants larger than 16 bits).
1990 2000-08-08 Richard Henderson <rth@cygnus.com>
1992 * flow.c (life_analysis): Only turn off PROP_LOG_LINKS and
1993 PROP_AUTOINC at -O0. Don't collect alias info at -O0.
1994 (init_propagate_block_info): Don't kill memory stores at -O0.
1995 (mark_set_1, mark_used_regs): Likewise.
1997 2000-08-08 David Edelsohn <edelsohn@gnu.org>
1999 * rs6000.c (optimization_options): Decorate 'level' as
2001 (mask64_operand): Remove sign-extend thinko.
2002 (rldic_operand): New function.
2003 (load_multiple_operation): regno's are unsigned ints.
2004 (store_multiple_operation): Likewise.
2005 (lmw_operation): Likewise.
2006 (stmw_operation): Likewise.
2007 (includes_lshift_p): shift_mask is unsigned int.
2008 (includes_lshift64_p): New function.
2009 (addrs_ok_for_quad_peep): unsigned int reg1.
2010 (print_operand): Consistently add "else" after
2011 output_operand_lossage().
2012 (print_operand, case 'b'): Fold in case 'W'.
2013 (print_operand, case 'W'): Print rldic MB value.
2014 (output_epilogue): Update Objective-C language string.
2015 (output_toc): unsigned HOST_WIDE_INT low, compare unsigned.
2016 * rs6000.h (PREDICATE_CODES): Add rldic_operand.
2017 * rs6000.md (ashldi3): Add rldic instruction.
2018 (iordi3, xordi3): Remove redundant "else if CONST_DOUBLE".
2019 (cmpsi_internal2, cmpdi_interal2): Use 'b' output template
2022 2000-08-08 Richard Henderson <rth@cygnus.com>
2024 * config/ia64/ia64-protos.h: Remove duplicates. Update
2025 for massive code rearrangements.
2026 * config/ia64/ia64.c (ia64_arpfs_regno): Remove.
2027 (ia64_rp_regno, ia64_fp_regno, ia64_input_regs): Remove.
2028 (ia64_local_regs, ia64_need_regstk): Remove.
2029 (ar_ccv_reg_operand): New.
2030 (ia64_gp_save_reg): New.
2031 (struct ia64_frame_info): Combine most of the size elements;
2032 add new gr save elements.
2033 (find_gr_spill): New.
2034 (next_scratch_gr_reg): New.
2035 (mark_reg_gr_used_mask): New.
2036 (ia64_compute_frame_size): Rewrite. Allocate special AR regs
2037 to GR backing store regs when possible.
2038 (ia64_initial_elimination_offset): New.
2039 (ia64_rap_fp_offset): Remove.
2040 (save_restore_insns): Remove.
2041 (setup_spill_pointers): New.
2042 (finish_spill_pointers): New.
2043 (spill_restore_mem): New.
2044 (do_spill, do_restore): New.
2045 (ia64_expand_prologue): Rewrite to use them.
2046 (ia64_expand_epilogue): Likewise.
2047 (ia64_direct_return): Update for current_frame_info changes.
2048 (ia64_function_prologue): Simplify .prologue emission. Emit
2050 (ia64_setup_incoming_varargs): Don't ever emit rtl.
2051 (ia64_dbx_register_number): New.
2052 (ia64_initialize_trampoline): New.
2053 (ia64_secondary_reload_class): Request GR_REGS for integer
2054 arithmetic destined for FR_REGS.
2055 (ia64_init_machine_status): Don't reset return_address_pointer_rtx.
2056 (ia64_mark_machine_status): Mark ia64_gp_save.
2057 (rws_access_regno): Rename from rws_access_reg; don't treat
2058 predicates specially.
2059 (rws_access_reg): New. Update all callers.
2060 (rtx_needs_barrier): Remove dead unspecs.
2061 (ia64_epilogue_uses): Mark ar.pfs and ar.unat live on exit.
2062 (ia64_encode_section_info): Silence signed/unsigned warnings.
2063 (spill_offset, sp_offset, spill_offset_emitted): Remove.
2064 (tmp_reg, tmp_saved): Remove.
2065 (process_set): Rewrite to expect complicated bits via
2066 REG_FRAME_RELATED_EXPR.
2067 (ia64_expand_fetch_and_op): Use emit_move_insn; be explicit
2068 in the use of ar.ccv; never set RTX_UNCHANGING_P.
2069 (ia64_expand_op_and_fetch): Likewise.
2070 (ia64_expand_compare_and_swap): Likewise.
2071 (ia64_expand_builtin): Likewise.
2072 * config/ia64/ia64.h (AR_UNAT_REGNUM): New.
2073 (FIRST_PSEUDO_REGISTER): Update.
2074 (AR_M_REGNO_P): Update.
2075 (FIXED_REGS): Don't mark three local registers as used.
2076 (EXTRA_CC_MODES): New.
2077 (SELECT_CC_MODE): New.
2078 (HARD_REGNO_NREGS): Allow DImode in p0; handle CCImode.
2079 (HARD_REGNO_MODE_OK): Disallow CCImode from non-predicates.
2080 (FRAME_GROWS_DOWNWARD): Unset.
2081 (STARTING_FRAME_OFFSET): Zero.
2082 (ELIMINABLE_REGS): Eliminate from the soft to hard frame pointer.
2083 (INITIAL_ELIMINATION_OFFSET): Defer to out of line function.
2084 (HARD_FRAME_POINTER_REGNUM): New.
2085 (CAN_DEBUG_WITHOUT_FP): Define.
2086 (TRAMPOLINE_TEMPLATE): Remove.
2087 (TRAMPOLINE_SIZE): Lower to 32.
2088 (TRAMPOLINE_ALIGNMENT): Lower to 64.
2089 (INITIALIZE_TRAMPOLINE): Defer to out of line function.
2090 (PREDICATE_CODES): Update.
2091 (struct machine_function): Add ia64_gp_save.
2092 * config/ia64/ia64.md: Purge unused unspecs.
2093 (movsi patterns): Allow moves to/from AR_M_REGS.
2094 (movdi patterns): Allow moves to/from p0.
2095 (call patterns): Move most setjmp hackery to ia64_gp_save_reg.
2096 (gr_spill, gr_restore): Indicate ar.unat read/written.
2097 (nonlocal_goto): Don't pass old frame_pointer.
2098 (nonlocal_goto_receiver): Remove.
2099 (exception_receiver): New.
2100 (builtin_setjmp_setup): New.
2101 (builtin_setjmp_receiver): New.
2102 * config/ia64/lib1funcs.asm (__ia64_save_stack_nonlocal): Bundle.
2103 (__ia64_nonlocal_goto): Bundle. Don't kill r7.
2104 (__ia64_restore_stack_nonlocal): Likewise.
2105 (__ia64_trampoline): New.
2106 * config/ia64/sysv4.h (DBX_REGISTER_NUMBER): Defer to out of line
2108 * config/ia64/t-ia64 (LIB1ASMFUNCS): Add __trampoline.
2110 2000-08-08 Richard Henderson <rth@cygnus.com>
2112 * frame.h (ia64_frame_state): Add my_psp.
2113 * libgcc2.c (ia64_throw_helper): Add throw_sp argument.
2114 (__throw): Pass it in. Don't clobber r7.
2115 * config/ia64/frame-ia64.c (init_ia64_reg_loc): Mark inline.
2116 (execute_one_ia64_descriptor) [mem_stack_v]: Sets psp.when
2117 and nothing to do with sp.
2118 (normalize_reg_loc): Use frame->my_psp.
2119 (frame_translate): Handle frame-pointer-less functions. Set
2120 spill_base correctly, in absence of being told.
2121 (__build_ia64_frame_state): New sp argument. Fill in frame->my_sp.
2122 (__ia64_backtrace_helper): New sp argument. Use
2123 builtin_return_address instead of label addresses.
2124 (print_record) [mem_stack_v]: No size member.
2126 2000-08-08 Richard Henderson <rth@cygnus.com>
2128 * regclass.c (choose_hard_reg_mode): Iterate over all CC modes.
2130 2000-08-08 Richard Henderson <rth@cygnus.com>
2132 * tm.texi (LOCAL_REGNO): Document.
2133 * flow.c (LOCAL_REGNO, EPILOGUE_USES): Provide default.
2134 (mark_regs_live_at_end): Don't mark LOCAL_REGNO registers.
2135 * reload1.c (reload): Likewise when considering nonlocal labels.
2137 * config/ia64/ia64.h (LOCAL_REGNO): New.
2138 * config/sparc/sparc.h (LOCAL_REGNO): New.
2140 2000-08-08 Joseph S. Myers <jsm28@cam.ac.uk>
2142 * c-lex.c (yylex): Don't allow integer suffixes 'LUL', 'Ll', 'lL'.
2144 2000-08-07 Nick Clifton <nickc@redhat.com>
2146 * config/mips/mips.c: Fix compile time warning messages.
2147 * config/mips/mips-protos.h: Add prototype for equality_op.
2149 * mn10300.h (TARGET_SWITCHES): Document `-mam33'.
2151 2000-08-07 Graham Stott <grahams@cygnus.co.uk>
2153 * mn10300.md: Use nonimmediate_operand instead of general_operand
2156 * mn10300.h (PREFERRED_RELOAD_CLASS): Limit memory reloads.
2158 2000-08-07 Alexandre Oliva <aoliva@redhat.com>
2160 * sh.h (EXTRA_CONSTRAINT_Q): Adjust to GNU Coding Standards.
2161 * sh.c (expand_block_move): Break long lines.
2162 (expand_ashiftrt, fpscr_set_from_mem): Likewise.
2163 * sh.md (mulsi3): Likewise.
2164 (movdi): Adjust spacing.
2166 2000-08-07 Richard Henderson <rth@cygnus.com>
2168 * expmed.c (store_bit_field): Don't require MEM_IN_STRUCT_P.
2169 * expr.c (emit_group_store): Don't set it.
2171 2000-08-07 Kazu Hirata <kazu@hxi.com>
2173 * invoke.texi (Options for Debugging Your Program or GCC): Remove
2174 duplicate entries for 'w' and 'z'.
2176 * flow.c: Fix a comment typo.
2178 Sun Aug 6 23:47:35 2000 Ovidiu Predescu <ovidiu@cup.hp.com>
2180 * c-parse.in: Changed the language string for Objective-C to "GNU
2183 Sun Aug 6 11:54:03 2000 Ovidiu Predescu <ovidiu@cup.hp.com>
2185 * gthr-posix.h: Integrated Chris Ball's <cball@fmco.com> changes
2186 to improve the Posix thread support for Objective-C.
2188 2000-08-06 Joseph S. Myers <jsm28@cam.ac.uk>
2190 * c-common.h (enum c_tree_index): Add CTI_SIGNED_SIZE_TYPE and
2191 CTI_UNSIGNED_PTRDIFF_TYPE.
2192 (signed_size_type_node): Define.
2193 (unsigned_ptrdiff_type_node): Define.
2194 * c-decl.c (init_decl_processing): Create the
2195 signed_size_type_node and unsigned_ptrdiff_type_node types.
2196 * c-common.c (T_SC): Define.
2199 (print_char_table): Use T_SST for %zd, %zi, %zn. Use T_UPD for
2200 %to, %tu, %tx, %tX. Allow %hhn (T_SC). Add "c" to the flags for
2202 (scan_char_table): Use T_SC for %hhd, %hhi, %hhn. Use T_SST for
2203 %zd, %zi, %zn. Use T_UPD for %to, %tu, %tx, %tX. Add "c" to the
2204 flags for %c, %s and %[.
2205 (check_format_info): Only allow leniency for signedness of targets
2206 of character pointers (when pedantic) for formats flagged with
2207 "c", so for strings but not for %hh formats. When pedantic, don't
2208 allow character pointers to substitute for void pointers if a
2209 second level of indirection is present.
2211 2000-08-06 Kazu Hirata <kazu@hxi.com>
2213 * invoke.texi (Options for Debugging Your Program or GCC): Update
2214 the names of dump files.
2216 * h8300.c (dosize): Rearrange code for conciseness.
2217 (split_adds_subs): Likewise.
2219 * loop.c: Fix formatting.
2221 * dwarf2out.c: Fix formatting.
2223 * tm.texi (FUNCTION_ARG_PARTIAL_NREGS): Fix a typo.
2225 * expr.c: Fix formatting.
2227 2000-08-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2229 * rs6000.c (rs6000_maybe_dead): Prototype.
2231 2000-08-06 Richard Henderson <rth@cygnus.com>
2233 * stmt.c (expand_goto): Do virtual_stack_vars_rtx replacement for
2234 HAVE_nonlocal_goto as well.
2235 * config/i960/i960.md (nonlocal_goto): Don't do it here.
2236 * config/pj/pj.md (nonlocal_goto): Likewise.
2238 2000-08-07 Michael Hayes <mhayes@cygnus.com>
2240 * loop.c (try_swap_copy_prop): New function.
2241 (load_mems): Rename copies to load_copies and add new regset
2242 store_copies. Check for sets of shadow registers and mark
2243 in store_copies. Call try_swap_copy_prop for registers
2244 marked in store_copies.
2246 Sun Aug 6 00:54:42 2000 Ovidiu Predescu <ovidiu@cup.hp.com>
2248 * objc/objc-act.c: New command line option -fconstant-string-class
2249 to allow specifying a user defined constant string class,
2250 different from NXConstantString.
2252 * toplev.c: Moved the Objective-C specific options to
2253 objc/lang-options.h.
2255 * objc/lang-options.h: Moved the Objective-C specific options from
2256 toplev.c. Added -fconstant-string-class.
2258 2000-08-05 Chris Demetriou <cgd@sibyte.com>
2260 * mips/elf.h (CTOR_LIST_BEGIN, CTOR_LIST_END,
2261 DTOR_LIST_BEGIN, DTOR_LIST_END): change type of
2262 __CTOR_LIST__ from func_ptr array to just func_ptr, to
2263 avoid extra alignment imposed on arrays.
2264 * mips/elf64.h (CTOR_LIST_BEGIN, CTOR_LIST_END,
2265 DTOR_LIST_BEGIN, DTOR_LIST_END): Likewise.
2267 * mips.h: Clean up comments and spacing near MASKs.
2268 (TARGET_UNIX_ASM): Delete.
2269 (MASK_MIPS16, MASK_NO_CHECK_ZERO_DIV, MASK_CHECK_RANGE_DIV,
2270 MASK_UNINIT_CONST_IN_RODATA): Change values to make mask
2273 2000-08-05 Joseph S. Myers <jsm28@cam.ac.uk>
2275 * c-common.c (print_char_table): Add entries for the X/Open '
2276 format flag (print decimals with locale's thousands grouping
2277 character). Make %C expect wint_t.
2278 (check_format_info): If pedantic, warn when the %n$ operand
2279 number form is used. Allow for the ' flag; warn about it if
2282 2000-08-05 Zack Weinberg <zack@wolery.cumb.org>
2284 * i386.h (FUNCTION_OK_FOR_SIBCALL): Not OK if DECL's return
2285 type is a float mode, cfun->decl's return type is not, and
2286 TARGET_FLOAT_RETURNS_IN_80387.
2288 2000-08-04 Andreas Schwab <schwab@suse.de>
2290 * cppmain.c (cb_def_pragma): Skip the first two tokens from the
2291 token list, which are always `#' and `pragma'.
2293 2000-08-04 Zack Weinberg <zack@wolery.cumb.org>
2295 * tree.c (tree_expr_nonnegative_p): Move to...
2296 * fold-const.c: ... here. Also handle BIND_EXPR and RTL_EXPR.
2297 (rtl_expr_nonnegative_p): New.
2298 * tree.h: Add prototype for rtl_expr_nonnegative_p.
2300 * real.h (CONST_DOUBLE_LOW, CONST_DOUBLE_HIGH, CONST_DOUBLE_MEM,
2301 CONST_DOUBLE_CHAIN: Move to...
2302 * rtl.h: ...here. Use XCINT/XCEXP.
2304 * Makefile.in: Remove toplev.o from OBJS. Add rule to make
2305 libbackend.a; add libbackend.a to STAGESTUFF. Add BACKEND
2306 variable. Use BACKEND when linking cc1, not OBJS. Add BACKEND
2309 * objc/Make-lang.in (cc1obj): Link with $(BACKEND).
2311 2000-08-05 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
2313 * config/c4x/c4x.md (return_indirect_internal): New.
2314 * config/c4x/c4x.c (c4x_expand_epilogue): Use it.
2316 2000-08-04 Joseph S. Myers <jsm28@cam.ac.uk>
2318 * c-common.c (time_char_table): Mark up formats added in C99 and
2319 make other corrections. %D and %g were added in C99. %Og is an
2320 extension. %EX is permitted. %R, %T, %n, %r, %t were added in
2321 C99. %e was added in C99. %Oj is an extension. %G and %z are in
2322 C99 rather than GNU extensions, but %OG and %Oz are extensions.
2323 %h was added in C99. %C was added in C99. %OY and %OC are
2324 extensions. Add the C99 format %F.
2325 (check_format_info): If pedantic and not in C99 mode, warn for C99
2328 Fri Aug 4 23:01:58 2000 J"orn Rennecke <amylaar@cygnus.co.uk>
2330 * function.c (schedule_fixup_var_refs): New function, broken out
2331 of put_reg_into_stack.
2332 (put_reg_into_stack): Use it.
2333 (put_var_into_stack): In CONCAT case, fixup up references for
2334 components only after fixing up references to the whole concat.
2336 2000-08-04 Rodney Brown <RodneyBrown@pmsc.com>
2338 * alias.c (mark_constant_function): Use INSN_P.
2339 (init_alias_analysis): Likewise.
2340 * combine.c (combine_instructions): Use INSN_P.
2341 (can_combine_p): Likewise.
2342 (try_combine): Likewise.
2343 (distribute_notes): Likewise.
2344 (distribute_links): Likewise.
2345 * cse.c (cse_around_loop): Use INSN_P.
2346 (invalidate_skipped_block): Likewise.
2347 (cse_set_around_loop): Likewise.
2348 (cse_end_of_basic_block): Likewise.
2349 (delete_trivially_dead_insns): Likewise.
2350 * emit-rtl.c (unshare_all_rtl_again): Use INSN_P.
2351 (unshare_all_rtl_1): Likewise.
2352 (next_cc0_user): Likewise.
2353 (try_split make_insn_raw): Likewise.
2354 (remove_unnecessary_notes): Likewise.
2355 * final.c (shorten_branches): Use INSN_P.
2356 (leaf_renumber_regs): Likewise.
2357 (leaf_renumber_regs_insn): Likewise.
2358 * flow.c (find_label_refs): Use INSN_P.
2359 (verify_wide_reg): Likewise.
2360 (notice_stack_pointer_modification): Likewise.
2361 (count_or_remove_death_notes): Likewise.
2362 (verify_flow_info): Likewise.
2363 (clear_log_links): Likewise.
2364 * function.c (fixup_var_refs_insns): Use INSN_P.
2365 (compute_insns_for_mem): Likewise.
2366 * gcse.c (alloc_gcse_mem): Use INSN_P.
2367 (compute_sets): Likewise.
2368 (compute_hash_table): Likewise.
2369 (classic_gcse): Likewise.
2371 (insert_insn_end_bb): Likewise.
2372 (delete_null_pointer_checks_1): Likewise.
2373 * global.c (expand_preferences): Use INSN_P.
2374 (build_insn_chain): Likewise.
2375 * graph.c (node_data): Use INSN_P.
2376 * haifa-sched.c (priority): Use INSN_P.
2377 (rm_line_notes): Likewise.
2378 (rm_other_notes): Likewise.
2379 (find_insn_reg_weight): Likewise.
2380 (init_target_units): Likewise.
2381 (schedule_block): Likewise.
2382 (compute_block_forward_dependences): Likewise.
2383 (debug_dependencies): Likewise.
2384 (set_priorities): Likewise.
2385 * integrate.c (function_cannot_inline_p): Use INSN_P.
2386 (save_parm_insns): Likewise.
2387 (copy_insn_list): Likewise.
2388 * jump.c (mark_all_labels): Use INSN_P.
2389 (never_reached_warning): Likewise.
2390 * lcm.c (optimize_mode_switching): Use INSN_P.
2391 * local-alloc.c (validate_equiv_mem): Use INSN_P.
2392 (memref_used_between_p): Likewise.
2393 (update_equiv_regs): Likewise.
2394 (block_alloc): Likewise.
2395 (no_conflict_p): Likewise.
2396 * loop.c (scan_loop): Use INSN_P.
2397 (find_and_verify_loops): Likewise.
2398 (count_loop_regs_set): Likewise.
2399 (loop_reg_used_before_p): Likewise.
2400 (strength_reduce): Likewise.
2401 (recombine_givs): Likewise.
2402 (check_dbra_loop): Likewise.
2403 (load_mems): Likewise.
2404 (try_copy_prop): Likewise.
2405 * print-rtl.c (print_rtx): Use INSN_P.
2406 * recog.c (find_single_use): Use INSN_P.
2407 * reg-stack.c (stack_regs_mentioned): Use INSN_P.
2408 (next_flags_user): Likewise.
2409 (swap_rtx_condition): Likewise.
2410 * regmove.c (mark_flags_life_zones): Use INSN_P.
2411 (optimize_reg_copy_1): Likewise.
2412 (optimize_reg_copy_2): Likewise.
2413 (optimize_reg_copy_3): Likewise.
2414 (reg_is_remote_constant_p): Likewise.
2415 (fixup_match_2): Likewise.
2416 (regmove_optimize): Likewise.
2417 (fixup_match_1): Likewise.
2418 * regrename.c (build_def_use): Use INSN_P.
2419 (replace_reg_in_block): Likewise.
2420 (consider_use): Likewise.
2421 * reload.c (find_equiv_reg): Use INSN_P.
2422 * reload1.c (reload): Use INSN_P.
2423 (maybe_fix_stack_asms): Likewise.
2424 (calculate_needs_all_insns): Likewise.
2425 (reload_as_needed): Likewise.
2426 (emit_output_reload_insns): Likewise.
2427 (delete_address_reloads_1): Likewise.
2428 (reload_cse_regs_1): Likewise.
2429 (reload_combine): Likewise.
2430 (reload_cse_move2add): Likewise.
2431 * reorg.c (redundant_insn): Use INSN_P.
2432 (dbr_schedule): Likewise.
2433 * resource.c (find_dead_or_set_registers): Use INSN_P.
2434 (mark_target_live_regs): Likewise.
2435 * rtlanal.c (reg_used_between_p): Use INSN_P.
2436 (reg_referenced_between_p): Likewise.
2437 (reg_set_between_p): Likewise.
2438 (reg_set_p): Likewise.
2439 (single_set): Likewise.
2440 (multiple_sets): Likewise.
2441 (find_last_value): Likewise.
2442 (reg_set_last): Likewise.
2443 (find_reg_note): Likewise.
2444 (find_regno_note): Likewise.
2445 * sibcall.c (sequence_uses_addressof): Use INSN_P.
2446 * simplify-rtx.c (cselib_process_insn): Use INSN_P.
2447 * ssa.c (find_evaluations): Use INSN_P.
2448 (rename_block): Likewise.
2449 (rename_equivalent_regs): Likewise.
2450 * unroll.c (loop_find_equiv_value): Use INSN_P.
2451 (set_dominates_use): Likewise.
2452 * varasm.c (mark_constant_pool): Use INSN_P.
2453 (mark_constants): Likewise.
2454 * config/alpha/alpha.c (alpha_does_function_need_gp): Use INSN_P.
2455 (alphaev4_next_group): Likewise.
2456 (alphaev5_next_group): Likewise.
2457 * config/c4x/c4x.c (c4x_process_after_reload): Use INSN_P.
2458 (c4x_rptb_rpts_p): Likewise.
2459 * config/mips/mips.c (mips16_optimize_gp): Use INSN_P.
2460 * config/rs6000/rs6000.c (uses_TOC): Use INSN_P.
2461 (rs6000_adjust_priority): Likewise.
2462 * config/sh/sh.c (sh_loop_align): Use INSN_P.
2463 (machine_dependent_reorg): Likewise.
2464 (split_branches): Likewise.
2465 * config/tahoe/tahoe.c (tahoe_cmp_check): Use INSN_P.
2467 Fri Aug 4 11:43:49 2000 John Wehle (john@feith.com)
2469 * combine.c (recog_for_combine): Remove the old notes
2470 prior to attempting to recognize the new pattern.
2471 (distribute_notes): Ignore REG_NONNEG notes.
2473 2000-08-04 Chandrakala Chavva <cchavva@redhat.com>
2475 * varasm.c (output_constructor): Add .align 0 for packed vars.
2477 2000-08-04 J. David Anglin <dave@hiauly1.hia.nrc.ca>
2479 * configure.in: Use default thread_file even when enable_threads is
2480 yes or dce because hpux10.20 pa port uses MULTILIB implementation.
2481 * configure: Rebuilt.
2483 * gthr-dce.h (__gthread_objc_condition_allocate): Fix typo.
2485 2000-08-04 Donn Terry (donnte@microsoft.com)
2487 * prefix.c (translate_name): Don't strip trailing DIR_SEPARATOR.
2489 2000-08-04 Mark Elbrecht <snowball3@bigfoot.com>
2491 * i386/x-djgpp: Delete code that conditionally modifies target_alias.
2492 Delete code that conditionally modifies 'version'.
2493 Delete X_CPPFLAGS. Add comment for SYSTEM_HEADER_DIR.
2494 * i386/xm-djgpp.h (GCC_DRIVER_HOST_INITIALIZATION): New macro.
2495 * gcc.c (main): Use it.
2496 * config/i386/xm-djgpp.h (UPDATE_PATH_HOST_CANONICALIZE): New macro.
2497 * prefix.c (update_path): Use it.
2498 * i386/djgpp.h (STANDARD_INCLUDE_DIR): Define.
2499 (MD_EXEC_PREFIX): Set to '/dev/env/DJDIR/bin/'.
2500 (ASM_OUTPUT_SECTION_NAME): Add code attribute to sections containing
2502 (SUPPORTS_WEAK, SUPPORTS_ONE_ONLY): Default to true.
2503 (SUBTARGET_SWITCHES): Adjust.
2504 (WCHAR_UNSIGNED, WCHAR_TYPE_SIZE, WCHAR_TYPE): Undefine before
2506 (WINT_TYPE, SIZE_TYPE, PTRDIFF_TYPE): Define.
2508 2000-08-04 Joseph S. Myers <jsm28@cam.ac.uk>
2510 * c-common.h (flag_isoc94): Declare.
2511 * c-decl.c (flag_isoc94): Define.
2512 (c_decode_option): Set flag_isoc94 as appropriate.
2513 * c-common.c (T_PD, T_IM, T_UIM): Define.
2514 (format_char_info): Add tlen and jlen.
2515 (print_char_table): Add entries for %t and %j. Allow %zn. Allow
2517 (scan_char_table): Add entries for %t and %j. Allow %F. Allow
2519 (time_char_table): Add NULL entries for %t and %j.
2520 (check_format_info): Allow for %t and %j. Warn for %F if pedantic
2521 and not C99. Warn for %lc, %ls and %l[ if pedantic and not C94.
2522 Warn for printf %lf if pedantic and not C99. Don't warn for empty
2523 precision. Allow precision argument to be unsigned int. If
2524 pedantic, warn for %p passed an argument not a pointer to possibly
2525 qualified void or a possibly qualified character type, and for
2526 pointer targets of the wrong sign, except for character pointers.
2528 2000-08-04 Joseph S. Myers <jsm28@cam.ac.uk>
2530 * ginclude/stddef.h: Don't declare wint_t unless __need_wint_t.
2531 * c-common.h (enum c_tree_index): Add CTI_WINT_TYPE.
2532 (wint_type_node): Define.
2533 * c-decl.c (WINT_TYPE): Define.
2534 (init_decl_processing): Create the wint_type_node type.
2535 * c-common.c (T_WI): Define.
2536 (print_char_table): Use T_WI for %lc format.
2538 2000-08-04 Bruce Korb <bkorb@gnu.org>
2540 * fixinc/: Verified that the MSDOS patch does not break
2541 the UNIX functionality and applied the next three patches
2544 2000-07-28 Eli Zaretskii <eliz@is.elta.co.il>
2546 * fixinc/fixfixes.c (main) [__MSDOS__]: Avoid overwriting the
2547 output file with the temporary one by appending ".X" to generate
2548 the temporary fuile's name. If the output file already has an
2549 extension, replace it with ".X".
2551 * fixinc/fixincl.c (fix_with_system) [__MSDOS__]: Use $ORIGDIR,
2552 not $DESTDIR, to find applyfix. Use sprintf instead of snprintf;
2553 reallocate the command buffer while copying the command-line
2554 argument. Redirect the output directly to the temporary file,
2555 instead of going through another temporary file.
2556 (process): Close the temporary file before unlinking it.
2557 (machine_matches) [__MSDOS__]: If the machine doesn't match, set
2558 the FD_SKIP_TEST flag. Pay attention to the FD_MACH_IFNOT flag.
2559 (run_compiles): Pass p_fixd argument to machine_matches, as it
2562 * fixinc/fixincl.sh: Export ORIGDIR. If $DJDIR is set in the
2563 environment, assume there are no symlinks in the include
2564 directory. When cleaning up the DONE files, look for them
2565 case-insensitively. Don't try to remove symlinks if they aren't
2568 * fixinc/fixlib.c (make_raw_shell_str): Accept new argument smax;
2569 all callers changed. Declare pz "const char *", to avoid compiler
2572 * fixinc/fixlib.h (ENV_TABLE): Get ORIGDIR from the environment.
2573 Change prototype of make_raw_shell_str.
2575 2000-07-27 Eli Zaretskii <eliz@is.elta.co.il>
2577 * fixinc/fixincl.c [__MSDOS__]: Don't include "server.h".
2578 (initialize) [__MSDOS__]: Use tempnam.
2579 (initialize): Don't use SIGPIPE if it is not defined.
2581 * fixinc/fixfixes.c (main) [__MSDOS__]: freopen for stdout should
2584 2000-07-25 Bruce Korb <bkorb@gnu.org>
2586 * fixinc/fix*.[ch]: substantially reworked to make it possible
2587 to run this program without using fork(2) or pipe(2) (i.e. in
2590 2000-08-04 Joseph S. Myers <jsm28@cam.ac.uk>
2592 * cppdefault.h (WINT_TYPE): Define.
2593 * cppinit.c (builtin_array): Define __WINT_TYPE__.
2594 * tradcpp.c (initialize_builtins): Define __WINT_TYPE__.
2595 * tm.texi (NO_BUILTIN_WINT_TYPE, WINT_TYPE): Document.
2597 Fri Aug 4 06:53:46 2000 Clinton Popetz <cpopetz@cygnus.com>
2599 * (mips_legitimate_address_p): Don't allow register+offset
2600 if the offset is large and negative, and we are compiling
2601 for 64 bit registers.
2603 2000-08-04 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
2605 * gencodes.c (main): Define CODE_FOR_nothing as the last possible
2606 insn_code_number + 1.
2608 2000-08-04 Kazu Hirata <kazu@hxi.com>
2610 * h8300.c (function_prologue): Rearrange code for conciseness.
2611 (function_epilogue): Likewise.
2612 * h8300.h (OK_FOR_U): Fix formatting.
2614 * cse.c: Fix a comment typo. Fix formatting.
2616 2000-08-03 Richard Henderson <rth@cygnus.com>
2618 * config/i386/i386.md (return_indirect_internal): New.
2619 * config/i386/i386.c (ix86_expand_epilogue): Use it.
2621 2000-08-03 Zack Weinberg <zack@wolery.cumb.org>
2623 * cpplex.c (parse_name): Might have to glue a CPP_OTHER token
2625 (lex_line): Glue @ onto the beginning of identifiers and
2626 string constants, in Objective-C mode.
2627 (output_token, spell_token): Handle CPP_OSTRING.
2628 (can_paste, maybe_paste_with_next): Handle pasting @ onto the
2629 beginning of a NAME or a STRING, in objc mode.
2631 * cpplib.c (get_define_node): Do not permit identifiers that
2632 begin with @ to be #defined.
2633 * cppmacro.c (CAN_PASTE_AFTER): Add CPP_OTHER.
2634 * cpplib.h (TTYPE_TABLE): Add CPP_OSTRING.
2636 * c-lang.c, objc/objc-act.c (build_objc_string): Delete.
2637 * c-tree.h (build_objc_string): Delete prototype.
2638 * objc/objc-tree.def: Delete OBJC_STRING_CST.
2639 * c-lex.c (yylex): Use build_string for all three kinds of strings.
2641 * c-parse.in, objc/objc-act.c: Update commentary.
2643 2000-08-03 Mark Mitchell <mark@codesourcery.com>
2645 * extend.texi: Fix typo in last change.
2647 * extend.texi: Add commentary on statement-expressions and their
2648 interactions with C++.
2650 2000-08-03 Nick Clifton <nickc@cygnus.com>
2652 * dwarf2.h (DW_LANG_Java): Change value to 0x000b.
2653 * dwarf.h (LANG_JAVA): Change value to 0x000b.
2655 2000-08-03 Anthony Green <green@cygnus.com>
2657 * dwarf2out.c (gen_compile_unit_die): Add java language support.
2658 (add_bound_info): Check for java language.
2659 (is_java): New function.
2660 * dwarfout.c (output_compile_unit_die): Ditto.
2661 * dwarf.h (dwarf_source_language): Add java source language type.
2662 * dwarf2.h (dwarf_source_language): Ditto.
2664 Thu Aug 3 20:32:25 MET DST 2000 Jan Hubicka <jh@suse.cz>
2666 * reg-stack.c (subst_stack_regs_pat): Use replace_reg to swap
2669 * i386.c (ix86_expand_branch): Mode of comparison in
2670 IF_THEN_ELSE is VOIDmode.
2672 Thu Aug 3 10:05:53 2000 Akiko Matsushita <matusita@sra.co.jp>
2674 * gengenrtl.c, rtl.c: Avoid #elif.
2676 2000-08-03 Michael Poole <poole@troilus.org>
2678 * tm.texi (Register Classes): Clarify order of sub-initializers
2679 in REG_CLASS_CONTENTS.
2681 Thu Aug 3 15:53:03 2000 J"orn Rennecke <amylaar@cygnus.co.uk>
2683 From SAITOH Masanobu:
2684 * sh.h (ASM_OUTPUT_REG_PUSH): Fix syntax.
2686 2000-08-03 David Billinghurst <David.Billinghurst@riotinto.com.au>
2688 * config/i386/cygwin.h: Remove -remap from CPP_SPEC since this option
2689 is not supported by tradcpp and isn't actually needed for cygwin.
2691 2000-08-03 Kazu Hirata <kazu@hxi.com>
2693 * h8300.c: Fix a comment typo.
2694 * h8300.h (OK_FOR_U): Accept a 32-bit constant address on H8/S.
2696 * jump.c: Fix formatting.
2698 * toplev.c: Fix formatting.
2700 Thu Aug 3 01:05:32 2000 Jeffrey A Law (law@cygnus.com)
2702 * flow.c (find_auto_inc): Verify that we've got a REG before
2703 peeking at its regno. Fail, don't abort if we can't find
2704 the increment of the desired register.
2706 * pa.md (shadd height reduction patterns/splitters): Remove.
2708 2000-08-02 Jim Wilson <wilson@cygnus.com>
2710 * config/ia64/ia64-protos.h (flag_ssa): Declare.
2711 * config/ia64/ia64.md (movti_internal, movti_internal+1): New.
2713 2000-08-02 Mark Mitchell <mark@codesourcery.com>
2715 * dce.c: Remove all uses of assert.
2716 * dwarf2out.c: Likewise.
2717 * dwarfout.c: Likewise.
2720 2000-08-02 Zack Weinberg <zack@wolery.cumb.org>
2722 * gcc.h (lang_specific_driver): Constify second argument.
2723 * gcc.c (translate_options, process_command, main): Likewise.
2724 Constify variables to match. Cast second argument to
2727 * cppspec.c, gccspec.c: Adjust type of second argument to
2728 lang_specific_driver, and update code as necessary.
2730 2000-08-02 Jakub Jelinek <jakub@redhat.com>
2732 * loop.c (scan_loop): Ensure update_end label does not
2733 go away until reg_scan_update is run.
2735 2000-08-02 Zack Weinberg <zack@wolery.cumb.org>
2737 * c-common.h: Prototype min_precision and c_build_qualified_type here...
2738 * c-tree.h: ... not here.
2739 * errors.h: Prototype fancy_abort.
2741 * emit-rtl.c (gen_lowpart_common): Move variable 'c' into
2742 HOST_BITS_PER_WIDE_INT == 64 ifdef block.
2743 * regrename.c (regrename_optimize): Make control flow explicit.
2744 (replace_reg_in_block): Initialize reg_use to 0.
2746 * i386.c (legitimate_address_p): Rename error label to
2747 report_error to avoid namespace clash.
2749 2000-08-02 Kazu Hirata <kazu@hxi.com>
2751 * fold-const.c: Fix formatting.
2753 Wed Aug 2 16:26:15 MET DST 2000 Jan Hubicka <jh@suse.cz>
2755 * i386.c (legitimate_address_p): Accept other bases than
2756 pic_offset_table_rtx for GOTOFF constructs.
2758 Wed Aug 2 15:59:34 MET DST 2000 Jan Hubicka <jh@suse.cz>
2760 * i386.md (shift to lea splitter): Use const_int_operand.
2762 2000-08-02 Zack Weinberg <zack@wolery.cumb.org>
2764 * cppexp.c, cppinit.c, cpplex.c, cpplib.c, cppmacro.c,
2765 cppspec.c: Do not use 'legal' or 'illegal' in error messages
2768 * cppmain.c (cb_define, cb_undef): Don't generate any output
2769 if not done_initializing.
2770 * cpplex.c (maybe_paste_with_next): When the token after a ##
2771 is an omitted rest argument, only delete the token before it
2772 if that token is a comma. Do not warn about bogus token
2773 pastes for , ## rest_arg.
2776 * cpp.1: Regenerate.
2778 2000-08-02 Fred Fish <fnf@be.com>
2780 * config/i386/beos-elf.h (STARTFILE_SPEC): Add i386-mcount.o
2781 when user gives -p option. Add init_term_dyn.o for BeOS 5.0
2784 * config/i386/beos-elf.h (INCLUDE_DEFAULTS): Add additional
2785 Be directories to search path.
2787 Remove support for __declspec(dllimport) and __declspec(dllexport).
2788 This is leftover cruft from the earlier BeOS gcc port when BeOS
2789 used Microsoft's PE object file format.
2790 * configure.in (i*86-*-beoself): Remove extra_objs=winnt.o.
2791 * config/i386/t-beos (winnt.o): Remove Makefile frag.
2792 * config/i386/beos-elf.h (TARGET_NOP_FUN_DLLIMPORT): Remove.
2793 (VALID_MACHINE_DECL_ATTRIBUTE): Remove.
2794 (VALID_MACHINE_TYPE_ATTRIBUTE): Remove.
2795 (MERGE_MACHINE_DECL_ATTRIBUTES): Remove.
2796 (REDO_SECTION_INFO_P): Remove.
2797 (ASM_EXPORT_DECL): Remove.
2798 (ASM_DECLARE_FUNCTION_NAME): Remove.
2799 (ASM_DECLARE_OBJECT_NAME): Remove.
2800 (ASM_OUTPUT_ALIGNED_COMMON): Remove.
2801 (ASM_OUTPUT_ALIGNED_DECL_COMMON): Remove.
2802 (ASM_OUTPUT_ALIGNED_LOCAL): Remove.
2803 (STRIP_NAME_ENCODING): Remove.
2805 Remove support for obsolete version of BeOS that is no longer
2807 * configure.in (i*86-*-beospe*): Remove.
2808 * config/i386/beos-pe.h: Remove.
2810 2000-08-01 Jeffrey Oldham <oldham@codesourcery.com>
2811 Mark Mitchell <mark@codesourcery.com>
2813 * Makefile.in (OBJS): Added dce.o.
2814 (ssa.o): Updated target to include ssa.h.
2816 (toplev.o): Likewise.
2817 (dce.o): Created target.
2818 * basic-block.h: Added comments.
2819 (INVALID_BLOCK): Added definition.
2820 (connect_infinite_loops_to_exit): Added declaration.
2821 Moved SSA declarations to ssa.h.
2822 * flow.c: Added inclusion of ssa.h.
2823 (struct depth_first_search_dsS, depth_first_search_ds):
2825 (compute_immediate_postdominators): Added definition.
2826 (connect_infinite_loops_to_exit): Likewise.
2827 (flow_dfs_compute_reverse_init): Likewise.
2828 (flow_dfs_compute_reverse_add_bb): Likewise.
2829 (flow_dfs_compute_reverse_execute): Likewise.
2830 (flow_dfs_compute_reverse_finish): Likewise.
2831 * rtl.h (rtx/in_struct): Added use to determine insn necessity.
2832 (LABEL_P): Added definition.
2835 (BARRIER_P): Likewise.
2836 (JUMP_TABLE_DATA_P): Likewise.
2837 (INSN_DEAD_CODE_P): Likewise.
2838 * ssa.c: Replaced inclusions with ssa.h inclusion.
2839 (CONVERT_HARD_REGISTER_TO_SSA_P): Moved to ssa.h.
2840 (rename_registers): Removed unnecessary variables.
2841 * ssa.h: Created by moving declarations from ssa.c and
2843 * timevar.def: Defined TV_DEAD_CODE_ELIM.
2844 * toplev.c: Added ssa.h inclusion.
2845 (dump_file_index): Added DFI_dce.
2846 (dump_file): Added "dce" entry.
2848 (f_options): Added dce entry.
2849 * invoke.texi: Document -fdce. Emphasize experimental status of
2853 2000-08-01 Zack Weinberg <zack@wolery.cumb.org>
2855 * cpperror.c (v_message): Split into _cpp_begin_message and
2856 v_message macro. All callers updated.
2857 (_cpp_begin_message): Do inhibit_errors/inhibit_warnings
2860 * cppfiles.c (cpp_syshdr_flags): New function.
2861 (read_include_file): Don't call cpp_output_tokens. Call
2863 * cppinit.c (dump_macros_helper): Moved to cppmain.c.
2864 (cpp_reader_init): Don't initialize token_buffer. Call
2865 _cpp_init_internal_pragmas.
2866 (cpp_cleanup): Don't clear token_buffer.
2867 (cpp_start_read): Don't worry about output from -D processing.
2868 Don't call cpp_output_tokens.
2869 (cpp_finish): Don't dump macros here. Don't call
2871 * cppmacro.c (_cpp_dump_definition): Rename
2872 cpp_dump_definition. Write directly to a FILE *.
2873 (dump_funlike_macro): Delete.
2874 (dump_macro_args): New.
2876 * cpplex.c (TOKEN_LEN): Convert to inline function.
2877 (_cpp_grow_token_buffer, safe_fwrite, cpp_output_tokens,
2878 cpp_scan_line, _cpp_dump_list): Delete.
2879 (cpp_printf, cpp_output_list): New.
2880 (output_line_command): Don't worry about entering or leaving files.
2881 (cpp_scan_buffer): Just output each token as we hit it.
2882 (process_directive): Don't call cpp_output_tokens.
2883 (_cpp_glue_header_name): Don't use token_buffer.
2884 (output_token, dump_param_spelling): Write directly to a FILE *.
2886 * cpplib.c (pass_thru_directive, dump_macro_name,
2887 pragma_dispatch, do_pragma_gcc): Delete.
2888 (do_define, do_undef, parse_include, do_line, do_ident, do_pragma,
2889 do_pragma_poison, cpp_pop_buffer): Call the appropriate hook
2891 (do_error, do_warning, pragma_dependency): Call
2892 _cpp_begin_message, then cpp_output_list.
2893 (cpp_register_pragma, cpp_register_pragma_space,
2894 _cpp_init_internal_pragmas): New.
2895 (do_pragma): Walk the pragmas table here.
2896 (do_pragma_once, do_pragma_poison, do_pragma_system_header,
2897 do_pragma_dependency): Return void.
2898 (do_pragma_implementation): Moved to cppmain.c.
2900 * cpplib.h: Update prototypes.
2901 (struct cpp_reader): Remove printer, token_buffer,
2902 token_buffer_size, and limit. Add struct cb, and pragmas.
2903 (struct cpp_printer): Remove last_id and written.
2904 (CPP_WRITTEN, CPP_PWRITTEN, CPP_SET_WRITTEN,
2905 CPP_ADJUST_WRITTEN): Delete.
2906 * cpphash.h: Update prototypes.
2907 (ufputs): New wrapper.
2909 * cppmain.c (cb_define, cb_undef, cb_include, cb_ident,
2910 cb_enter_file, cb_leave_file, cb_def_pragma): New functions.
2911 (main): Set up callbacks. Register #pragma implementation.
2912 Dump macros from here.
2914 2000-08-01 Geoff Keating <geoffk@cygnus.com>
2916 * rtl.h (enum reg_note): Add REG_MAYBE_DEAD.
2917 * rtl.c (reg_note_name): Add REG_MAYBE_DEAD.
2918 * flow.c (propagate_one_insn): Allow deletion of prologue/epilogue
2919 insns if they have a REG_MAYBE_DEAD note attached.
2920 * config/rs6000/rs6000.c (rs6000_maybe_dead): New function.
2921 (rs6000_emit_load_toc_table): TOC loads may go dead.
2923 2000-08-01 Jim Wilson <wilson@cygnus.com>
2925 * config/ia64/ia64.c (ia64_function_arg): Fix last change. Verify
2926 type exists before using it. Use number of words as alignment
2928 (ia64_function_arg_partial_nregs, ia64_function_arg_advance,
2929 ia64_va_arg): Propagate ia64_function_args changes here.
2931 2000-08-01 Richard Henderson <rth@cygnus.com>
2933 * config/elfos.h (ASM_DECLARE_OBJECT_NAME): Care for null DECL.
2934 * config/ia64/sysv4.h (ASM_OUTPUT_ALIGNED_DECL_LOCAL): Likewise.
2936 2000-08-01 Bernd Schmidt <bernds@cygnus.co.uk>
2938 From Joern Rennecke:
2939 * sh.h (CPP_SPEC, TARGET_SWITCHES): Add m4-nofpu.
2940 * sh.md (udivsi3, divsi3): Don't use libcalls that use the FPU
2941 unless TARGET_SH3E is set.
2942 * t-sh (MULTILIB_MATCHES): Add m2=m4-nofpu.
2944 * sh.md (ashlsi3_d, ashlsi3_k): Remove, replace with
2945 (ashlsi3_std): New pattern.
2946 (ashlsi3 expander): Use it for TARGET_SH3.
2947 * sh.c (gen_ashift): Use it instead of ashlsi3_k.
2949 Tue Aug 1 12:34:21 MET DST 2000 Jan Hubicka <jh@suse.cz>
2951 * loop.c (canonicalize_condition): Use destination, not source to
2952 determine SET's mode.
2954 2000-07-31 Mark Mitchell <mark@codesourcery.com>
2956 * flow.c (clear_log_links): Fix typo.
2958 Mon Jul 31 22:19:24 2000 Jeffrey A Law (law@cygnus.com)
2960 * loop.c (check_dbra_loop): Make change from July 17, 2000 work
2961 on targets which need more than one insn for a compare/cbranch
2964 2000-07-31 Jim Wilson <wilson@cygnus.com>
2966 * config/ia64/ia64.c (ia64_function_arg): Use alignment not size
2967 when computing offset.
2969 Mon Jul 31 20:35:50 2000 Denis Chertykov <denisc@overta.ru>
2971 * genpeep.c (main): Handle DEFINE_PEEPHOLE2.
2973 2000-07-31 Geoff Keating <geoffk@cygnus.com>
2975 * flow.c (clear_log_links): Nuke global_live_at_start and
2976 global_live_at_end data, since if the log_links stuff is invalid
2977 so is global_live_at_*.
2979 2000-07-31 Richard Henderson <rth@cygnus.com>
2981 * tm.texi (Addressing Modes): Clarify PRE/POST_MODIFY descriptions.
2983 2000-07-31 Jakub Jelinek <jakub@redhat.com>
2985 * cpplex.c (_cpp_get_line): If index is 0, return line 0 col 0.
2986 (_cpp_get_token): Don't macro expand a just pasted token if it
2987 was pasted at no_expand_level.
2989 2000-07-31 Zack Weinberg <zack@wolery.cumb.org>
2991 * cppmacro.c (find_param, count_params, save_expansion):
2992 Permit 'defined' as a macro parameter name.
2994 2000-07-31 Zack Weinberg <zack@wolery.cumb.org>
2996 * Makefile.in: Rename cpp to cpp0, tradcpp to tradcpp0, and
2997 xcpp to cpp throughout.
2998 (native): Remove unnecessary dependency on cpp.
3000 * gcc.c (trad_capable_cpp, C specs): Rename cpp to cpp,
3001 tradcpp to tradcpp0.
3002 (.i spec): Add missing output-file spec to cc1 command line.
3003 * objc/lang-specs.h: Rename cpp to cpp0 and/or tradcpp to tradcpp0.
3005 2000-07-31 Zack Weinberg <zack@wolery.cumb.org>
3007 * c-decl.c (mesg_implicit_function_declaration): Init to -1.
3008 (implicit_decl_warning): New function.
3009 (implicitly_declare): Use it.
3010 * c-typeck.c (build_external_ref): Use implicit_decl_warning
3011 to complain about implicit decls of builtins.
3013 * c-lang.c (lang_init): Set mesg_implicit_function_declaration
3014 based on pedantic && flag_isoc99, if not already set.
3015 * c-tree.h: Declare mesg_implicit_function_declaration.
3016 Prototype implicit_decl_warning.
3018 2000-07-30 Jeffrey D. Oldham <oldham@codesourcery.com>
3020 * Makefile.in (ssa.o): Updated header files in dependences.
3021 * basic-block.h: Added compute_immediate_postdominators declaration.
3022 * config/i386/i386.h (CONVERT_HARD_REGISTER_TO_SSA_P): Added
3024 * flow.c (compute_immediate_dominators): Updated comment.
3025 (compute_immediate_postdominators): Added definition.
3026 * rtl.h (HARD_REGISTER_P): Added definition.
3027 * ssa.c: Include additional header files.
3028 (assert): Added definition.
3029 (ssa_rename_to_lookup): Added to reimplement ssa_rename_to to
3030 include select hard registers.
3031 (ssa_rename_to_insert): Likewise.
3032 (ssa_rename_from_initialize): Likewise.
3033 (ssa_rename_from_lookup): Likewise.
3034 (original_register): Likewise.
3035 (ssa_rename_from_insert): Added to reimplement ssa_rename_from to
3036 include select hard reigsters.
3037 (ssa_rename_from_traverse): Likewise.
3038 (ssa_rename_from_free): Likewise.
3039 (ssa_rename_from_print): Likewise.
3040 (ssa_rename_from_print_1): Likewise.
3041 (ssa_rename_from_hash_function): Likewise.
3042 (ssa_rename_from_equal): Likewise.
3043 (ssa_rename_from_delete): Likewise.
3044 (simplify_to_immediate_dominators): Removed in favor of
3045 flow.c:compute_immediate_dominators.
3046 (find_evaluations_1): Modified to work with hard registers.
3047 (insert_phi_node): Likewise.
3048 (insert_phi_nodes): Likewise.
3049 (struct rename_set_data): Updated prev_reg comment.
3050 (create_delayed_rename): Modified to work with hard registers.
3051 (RENAME_NO_RTX): Updated comment.
3052 (apply_delayed_renames): Modified to work with hard registers.
3053 (rename_insn_1): Likewise and added handling of CLOBBER rtls.
3054 (rename_block): Updated to use revised ssa_rename_to interface.
3055 (rename_registers): Updated to use revised ssa_rename_to and
3056 ssa_rename_from interface.
3057 (convert_to_ssa): Revised to use compute_immediate_dominators and
3058 deal with hard registers.
3059 (make_regs_equivalent_over_bad_edges): Modified to work with hard
3060 registers. Added check for illegal unification of hard register.
3061 (make_equivalent_phi_alternatives_equivalent): Modified to work
3062 with hard registers.
3063 (compute_conservative_reg_partition): Likewise.
3064 (coalesce_if_unconflicting): Modified to work with hard registers
3065 and check for conflicting hard registers.
3066 (mark_phi_and_copy_regs): Revised loop to work only on pseudo
3068 (rename_equivalent_regs_in_insn): Modified to work with hard
3070 (record_canonical_element_1): Added definition.
3071 (check_hard_regs_in_partition): Added definition.
3072 (convert_from_ssa): Added data structure deallocation and check
3073 for illegal hard register unification.
3074 (conflict_hard_regs_p): Added definition.
3075 * toplev.c (rest_of_compilation): Added comment.
3077 2000-07-31 Anthony Green <green@redhat.com>
3079 * config/ia64/crtbegin.asm (__EH_FRAME_BEGIN__): Align correctly.
3081 2000-07-31 Jason McMullan <jmcmullan@linuxcare.com>
3083 * builtins.c (expand_builtin_apply): Don't defer pop during
3086 2000-07-31 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
3088 * calls.c (combine_pending_stack_adjustment_and_call): Only use
3089 preferred_unit_stack_boundary when it is > 1.
3091 2000-07-31 Joseph S. Myers <jsm28@cam.ac.uk>
3093 * c-common.c (init_function_format_info): Add C99 format functions
3096 * c-decl.c (get_parm_info): Don't treat 'const void', 'volatile
3097 void' or 'register void' as being the special case of 'void' alone
3098 in a parameter list.
3100 * c-typeck.c (build_c_cast): Change -Wcast-qual pedwarn for
3101 discarding qualifiers into a plain warning.
3103 2000-07-31 Kazu Hirata <kazu@hxi.com>
3105 * combine.c: Fix formatting.
3107 * h8300.md: Fix formatting.
3109 * local-alloc.c: Fix formatting.
3111 * h8300.c (get_shift_alg): Remove the variable alg.
3112 (emit_a_shift): Rearrange code to improve readability.
3114 * h8300.md (movsi_h8300hs): Rearrange code to improve readability.
3116 * h8300.h (MODES_TIEABLE_P): Accept a combination of QImode and
3117 HImode on all architectures and a combination of HImode and SImode
3118 on H8/300H and H8/S.
3120 * h8300.c (split_adds_subs): Rearrange code for conciseness.
3122 Mon Jul 31 12:27:55 MET DST 2000 Jan Hubicka <jh@suse.cz>
3124 * i386.md (addsi to lea splitter, ashlqi3_1_lea): Fix bugs
3127 Mon Jul 31 10:41:01 MET DST 2000 Jan Hubicka <jh@suse.cz>
3129 * recog.c (extract_insn): Set operand_mode according to
3130 operand if match_operand is VOIDmode.
3132 Mon Jul 31 10:36:38 MET DST 2000 Jan Hubicka <jh@suse.cz>
3134 * recog.c (validate_replace_rtx_1): Do not abort for (nil) expression.
3136 2000-07-31 Geoff Keating <geoffk@cygnus.com>
3138 * c-parse.in (extdefs): Call ggc_collect between external
3141 2000-07-30 Michael Hayes <mhayes@cygnus.com>
3142 Richard Henderson <rth@cygnus.com>
3144 * Makefile.in (OBJS): Add doloop.o.
3145 * doloop.c: New file.
3147 * final.c (insn_current_reference_address): Return 0 before final.
3148 * flags.h (flag_branch_on_count_reg): Fix typos in commentary.
3149 * jump.c (any_uncondjump_p): Likewise.
3150 * loop.c (indirect_jump_in_function): Make static.
3151 (strength_reduce): Call doloop_optimize.
3152 (insert_bct, instrument_loop_bct): Remove.
3153 * loop.h (doloop_optimize): Prototype.
3154 * recog.c (split_all_insns): Split all INSN_P.
3155 * toplev.c (flag_branch_on_count_reg): Default on.
3157 * config/c4x/c4x.c (c4x_optimization_options): Don't set
3158 flag_branch_on_count_reg.
3159 * config/i386/i386.c (override_options): Likewise.
3160 * config/rs6000/rs6000.c (optimization_options): Likewise.
3162 * config/i386/i386.md (decrement_and_branch_on_count): Remove.
3164 (dbra_ge): Remove, as well as all it's splitters.
3166 * config/rs6000/rs6000.md (decrement_and_branch_on_count): Remove.
3169 * config/ia64/ia64-protos.h (ar_lc_reg_operand): Declare.
3170 (ia64_register_move_cost): Declare.
3171 * config/ia64/ia64.c (ar_lc_reg_operand): New.
3172 (struct ia64_frame_info): Add ar_size.
3173 (ia64_compute_frame_size): Set it.
3174 (save_restore_insns): Save and restore ar.lc.
3175 (ia64_register_move_cost): New, moved from header file. Handle
3176 application registers.
3177 (REG_AR_PFS, REG_AR_EC): Remove. Replace with AR_*_REGNUM numbers.
3178 (emit_insn_group_barriers): Special case doloop_end_internal.
3179 (ia64_epilogue_uses): Mark ar.lc live at end.
3180 * config/ia64/ia64.h (AR_CCV_REGNUM, AR_LC_REGNUM): New registers.
3181 (AR_EC_REGNUM, AR_PFS_REGNUM): New registers.
3182 (FIRST_PSEUDO_REGISTER): Make room.
3183 (AR_M_REGNO_P, AR_I_REGNO_P, AR_REGNO_P): New.
3184 (FIXED_REGISTERS, CALL_USED_REGISTERS): Update.
3185 (REG_ALLOC_ORDER): Update.
3186 (HARD_REGNO_MODE_OK): Update.
3187 (REGISTER_NAMES): Update.
3188 (enum reg_class): Add AR_M_REGS and AR_I_REGS.
3189 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Update.
3190 (REGNO_REG_CLASS): Update.
3191 (LEGITIMATE_ADDRESS_DISP): Displacement range is 9 bits, not 10.
3192 (REGISTER_MOVE_COST): Move out of line.
3193 (PREDICATE_CODES): Update.
3194 * config/ia64/ia64.md (movdi patterns): Handle ar register classes.
3195 (addsi3_plus1_alt, adddi3_plus1_alt): New.
3196 (shladd_elim splitter): Allow constants in the predicate.
3197 (doloop_end, doloop_end_internal): New.
3199 2000-07-30 Richard Henderson <rth@cygnus.com>
3201 * genattrtab.c (struct insn_def): Add lineno member.
3202 (struct insn_ent): Likewise.
3203 (struct attr_desc): Likewise.
3204 (struct delay_desc): Likewise.
3205 (struct function_unit_op): Likewise.
3206 (struct function_unit): Likewise.
3207 (check_attr_value): Use message_with_line.
3208 (check_defs): Likewise.
3209 (expand_units): Likewise.
3210 (check_attr_test): Take a lineno argument.
3211 (gen_attr): Likewise.
3212 (gen_insn): Likewise.
3213 (gen_delay): Likewise.
3214 (gen_unit): Likewise.
3215 (main): Give it to them.
3216 (convert_set_attr_alternative): Take an insn_def argument
3217 instead of num_alt and insn_index.
3218 (convert_set_attr): Likewise.
3219 (write_test_expr): Protect INSN_ADDRESSES load
3220 with INSN_ADDRESSES_SET_P.
3222 2000-07-30 Richard Henderson <rth@cygnus.com>
3224 * flow.c (init_propagate_block_info): Use pc_set.
3226 Sun Jul 30 20:58:34 MET DST 2000 Jan Hubicka <jh@suse.cz>
3228 * i386.md (*lea_general_[123]) New insns and splits.
3229 (addsi3 to lea splitter): Handle other modes too.
3230 (shlsi3 to lea splitter): Likewise.
3231 (addhi_1_lea, shlhi_1_lea): New patterns.
3232 (addhi_1, shlhi_1): Conditionize by PARTIAL_REG_STALL.
3234 Sun Jul 30 20:51:25 MET DST 2000 Jan Hubicka <jh@suse.cz>
3236 * recog.c (general_operand, nonimmediate_operand): Accept
3237 any mode for VOIDmode CONSTANT_P operands.
3239 Sun Jul 30 20:42:21 MET DST 2000 Jan Hubicka <jh@suse.cz>
3241 * gcse.c (try_replace_reg): Use validate_replace_rtx_subexp
3242 instead of replace_rtx.
3243 * recog.c (validate_replace_rtx_subexp): New function.
3244 * recog.h (validate_replace_rtx_subexp): Declare.
3246 Sun Jul 30 20:38:26 MET DST 2000 Jan Hubicka <jh@suse.cz>
3248 * combine.c (simplify_set, make_extraction, make_compound_operation
3249 make_field_assignment): Use full mask instead of GET_MODE_MASK (mode)
3250 as force_to_mode argument.
3252 Sun Jul 30 20:30:41 MET DST 2000 Jan Hubicka <jh@suse.cz>
3254 * combine.c (if_then_else_cond): Be sure that mode fits in
3257 Sun Jul 30 20:27:36 MET DST 2000 Jan Hubicka <jh@suse.cz>
3259 * combine.c (record_promoted_value): Allow bitsize of mode
3260 to be equivalent to HOST_BITS_PER_WISE_INT.
3262 Sun Jul 30 20:25:21 MET DST 2000 Jan Hubicka <jh@suse.cz>
3264 * function.c (assign_stack_local_1, assign_stack_temp_for_type):
3265 Do not call gen_mode_alignment when mode is BLKmode.
3267 Sun Jul 30 20:21:54 MET DST 2000 Jan Hubicka <jh@suse.cz>
3269 * loop.c (express_from_1): Fix call of simplify_gen_binary.
3271 Sun Jul 30 20:08:37 MET DST 2000 Jan Hubicka <jh@suse.cz>
3273 * simplify-rtx.c (simplify_relational_operation): Verify that mode ==
3274 VOIDmode implies both operands to be VOIDmode.
3275 (simplify_ternary_operation): Compute properly the mode of comparison.
3276 * combine.c (combine_simplify_rtx): Likewise.
3278 2000-07-25 Michael Hayes <mph@paradise.net.nz>
3280 * basic-block.h (struct loops): New field rc_order.
3281 * flow.c (flow_loops_cfg_dump): Dump rc_order if computed.
3282 (flow_loops_free): Free rc_order.
3283 (flow_depth_first_order_compute): New parameter rc_order.
3284 (flow_loops_find): Allocate rc_order and swap usage with
3287 2000-07-30 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
3288 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
3290 * config/c4x/c4x.md (set_ldp_prologue): Add for RTL prologue/epilogue.
3291 (push_st, push_dp, pop_st, pop_dp, popqi_unspec): Likewise.
3292 (nodb_call, return_from_epilogue): Likewise.
3293 (return_from_interrupt_epilogue, prologue, epilogue): Likewise.
3294 * config/c4x/c4x.c (c4x_expand_prologue, c4x_expand_eplilogue): Add.
3295 * config/c4x/c4x-protos.h (c4x_interrupt_function_p): Add.
3296 (c4x_expand_prologue, c4x_expand_epilogue): Likewise.
3297 (c4x_valid_type_attribute_p): Likewise.
3298 * config/c4x/c4x.h (FUNCTION_PROLOGUE, FUNCTION_EPILOGUE): Delete.
3299 (FUNCTION_BLOCK_PROFILER_EXIT): Convert to emit RTL.
3301 2000-07-30 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
3303 * config/c4x/c4x.c (c4x_emit_move_sequence): Use loadqi_big_constant
3304 and loadhi_big_constant if applicable.
3305 * config/c4x/c4x.md (loadqi_big_constant, loadhi_big_constant): Tweak
3306 and add new splitter.s
3308 2000-07-30 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
3310 * config/c4x/c4x.c (c4x_rptb_insert): Make more robust.
3312 2000-07-30 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
3314 * config/c4x/c4x.h (ASM_FORMAT_PRIVATE_NAME): Output $ in label.
3316 2000-07-30 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
3318 * config/c4x/c4x.h (IS_XXX_REGNO): Rewrite to avoid unsigned warnings.
3320 2000-07-30 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
3322 * config/c4x/libgcc.S (divqf3): Improve accuracy.
3324 2000-07-27 Mark Mitchell <mark@codesourcery.com>
3326 Put phi nodes after NOTE_INSN_BASIC_BLOCK.
3327 * rtl.h (NOTE_INSN_BASIC_BLOCK_P): New macro.
3328 * bb-reorder.c (get_next_bb_note): Use NOTE_INSN_BASIC_BLOCK_P.
3329 (get_prev_bb_note): Likewise.
3330 (remove_scope_notes): Likewise.
3331 * flow.c (commit_one_edge_insertion): Likewise.
3332 (merge_blocks_nomove): Likewise.
3333 (verify_flow_info): Likewise.
3334 * gcse.c (insert_insn_end_bb): Likewise.
3335 * reg-stack.c (emit_swap_insn): Likewise.
3336 * ssa.c (first_insn_after_basic_block_note): New function.
3337 (insert_phi_node): Use it.
3338 (rename_block): Likewise.
3339 (eliminate_phi): Likewise.
3340 (make_regs_equivalent_over_bad_edges): Likewise.
3341 (make_equivalent_phi_alternatives_equivalent): Likewise.
3342 (for_each_successor_phi): Likewise.
3343 (convert_from_ssa): Modify phi-node deletion algorithm.
3345 2000-07-29 Andreas Jaeger <aj@suse.de>
3347 * configure.in (mips*-*-linux*): Use mips*el to check for little
3348 endian MIPS, add tmake_file.
3350 * config/mips/linux.h (TARGET_VERSION): Use GNU/Linux.
3351 (SUBTARGET_CPP_SPEC): Default MIPS_ISA is 1.
3352 Patches by Maciej W. Rozycki <macro@ds2.pg.gda.pl>.
3354 2000-07-28 Richard Henderson <rth@cygnus.com>
3356 * config/ia64/ia64.c (ia64_print_operand): Fix typos.
3357 Sign extend mode size before negating.
3359 2000-07-28 Richard Henderson <rth@cygnus.com>
3361 * emit-rtl.c (gen_lowpart_common): Add missing 'c' variable.
3363 2000-07-28 Bernd Schmidt <bernds@cygnus.co.uk>
3365 * cse.c (canon_hash): Handle PRE_MODIFY/POST_MODIFY.
3366 (cse_insn): Likewise.
3367 (addr_affects_sp_p): Likewise.
3368 * expr.c (move_by_pieces): Likewise.
3369 (clear_by_pieces): Likewise.
3370 * gcse.c (oprs_unchanged_p): Likewise.
3371 * haifa-sched.c (sched_analyze_2): Likewise.
3372 * recog.c (offsettable_address_p): Likewise.
3373 * regclass.c (record_address_regs): Likewise.
3374 * reload.c (find_reusable_reload): Likewise.
3375 (push_reload): Likewise.
3376 (operands_match_p): Likewise.
3377 (decompose): Likewise.
3378 (find_reloads_address_1): Likewise.
3379 (find_inc_amount): Likewise.
3380 * reload1.c (elimination_effects): Likewise.
3381 * resource.c (mark_set_resources): Likewise.
3382 * flow.c (attempt_auto_inc): New function; mostly broken out
3384 (find_auto_inc): Split into two functions and enhanced to
3385 generate POST_MODIFY.
3386 * rtl.def (PRE_MODIFY, POST_MODIFY): Adjust comment.
3387 * rtl.h (count_all_occurrences): Declare.
3388 (HAVE_{PRE,POST}_MODIFY_{DISP,REG}): Provide default of 0 if not
3390 * rtlanal.c (count_all_occurrences): New function.
3391 * tm.texi (HAVE_POST_MODIFY_DISP, HAVE_PRE_MODIFY_DISP,
3392 HAVE_POST_MODIFY_REG, HAVE_PRE_MODIFY_REG): Document.
3394 * config/ia64/ia64-protos.h (destination_operand): Declare.
3395 * config/ia64/ia64.c (destination_operand): New function.
3396 (ia64_print_operand): Handle POST_MODIFY.
3397 (rtx_needs_barrier): Likewise.
3398 * config/ia64/ia64.h (HAVE_POST_MODIFY_DISP): Define to 1.
3399 (HAVE_POST_MODIFY_REG): Define to 1.
3400 (MAX_REGS_PER_ADDRESS): Change to 2.
3401 (GO_IF_LEGITIMATE_ADDRESS): Accept POST_MODIFY too.
3402 (LEGITIMATE_ADDRESS_REG): New helper macro.
3403 (LEGITIMATE_ADDRESS_DISP): Likewise.
3404 (PREDICATE_CODES): Add entry for destination_operand.
3405 * config/ia64/ia64.md (all mov patterns): Use destination_operand
3406 predicate for operand 0.
3408 2000-07-28 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3410 * dwarf2out.c: Indent #error directive.
3412 * gbl-ctors.h: Fix typo in comment.
3413 (__do_global_ctors): Prototype.
3415 * gcse.c (record_one_set, pre_delete): Remove unused variables.
3417 * rs6000.c (rs6000_maybe_dead): Delete unused prototype.
3418 (print_operand): Initialize variable `t'.
3420 2000-07-27 Aldy Hernandez <aldyh@redhat.com>
3422 * config/arm/arm.md ("call_value"): removed constraints.
3423 Constraints are ignored in expanders.
3424 (*call_value_reg): split =rf into various constraints.
3425 (*call_value_mem): same
3426 (*call_value_symbol): same
3427 (*sibcall_value_insn): same
3429 2000-07-28 Philipp Thomas <pthomas@suse.de>
3431 * install.texi (--enable-nls): Change the description of the NLS
3432 related configure options to match the current state.
3433 (--with-included-gettext): Likewise.
3434 (--enable-maintainer-mode): New description added.
3435 * extend.texi (-fstrict-prototype): Add missing '.'.
3437 2000-07-27 Jim Wilson <wilson@cygnus.com>
3439 * dwarf2out.c (gen_decl_die): Don't call gen_abstract_function if
3440 DECL_INITIAL (decl) == NULL_TREE.
3442 2000-07-27 Alexandre Oliva <aoliva@redhat.com>
3444 * Makefile.in (INSN_ATTR_H): New macro. Replace all dependencies
3445 on insn-attr.h with it.
3446 * genattr.c: Generate `#include "insn-addr.h"' if HAVE_ATTR_length.
3447 * insn-addr.h: New header.
3448 (insn_addresses_): Renamed from insn_addresses.
3449 (INSN_ADDRESSES_DEFN, INSN_ADDRESSES, INSN_ADDRESSES_ALLOC,
3450 INSN_ADDRESSES_FREE, INSN_ADDRESSES_SET_P, INSN_ADDRESSES_SIZE,
3451 INSN_ADDRESSES_NEW): New macros.
3452 * genattrtab.c (write_test_expr): Use new macros.
3453 * final.c (insn_addresses, init_insn_lengths): Likewise.
3454 (align_fuzz, shorten_branches): Likewise.
3455 (final): Likewise. Do not reject new insns if their addresses
3456 have been added to INSN_ADDRESSES.
3457 * config/arm/arm.c, config/avr/avr.c: Use new macros.
3458 * config/h8300/h8300.c, config/i370/i370.c: Likewise.
3459 * config/m88k/m88k.c, config/pa/pa.c, config/pa/pa.md: Likewise.
3460 * config/sparc/sparc.c, config/sparc/sparc.md: Likewise.
3461 * config/sh/sh.c: Likewise.
3462 (output_branchy_insn): Use INSN_ADDRESSES_NEW.
3464 * Makefile.in (bootstrap): Move -BstageN/ back to the beginning.
3466 2000-07-27 Andrew Cagney <cagney@b1.cygnus.com>
3468 * gcc.c (struct prefix_list): Add member priority.
3469 (enum path_prefix_priority): Declare.
3470 (add_prefix): Replace ``first'' with ``priority''. Append new
3471 entry but keep list in priority order.
3472 (process_command): Update. Pass PREFIX_PRIORITY_B_OPT or
3473 PREFIX_PRIORITY_LAST to add_prefix.
3474 (process_command): Move include kludge - foo/stageN - to before
3477 2000-07-27 Jason Merrill <jason@redhat.com>
3479 * dwarf2out.c (gen_typedef_die): Abort if we get identical
3480 TREE_TYPE and DECL_ORIGINAL_TYPE on a typedef.
3482 2000-07-27 RodneyBrown <RodneyBrown@pmsc.com>
3484 * expr.h (get_alias_set, lang_get_alias_set): Delete prototypes.
3485 * tree.h (get_alias_set, lang_get_alias_set): Prototype.
3487 2000-07-27 Joseph S. Myers <jsm28@cam.ac.uk>
3489 * c-decl.c (finish_function): Don't treat 'main' specially unless
3490 flag_hosted. In C99 mode, return 0 from 'main' unless
3491 DEFAULT_MAIN_RETURN is otherwise defined.
3493 * c-decl.c (store_parm_decls): In C99 mode, pedwarn for function
3494 parameters defaulting to int in an old-style function definition.
3496 2000-07-27 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3498 * c-parse.in (string): For -Wtraditional, warn about string
3499 concatenation only once per line.
3501 Thu Jul 27 09:25:17 2000 Akiko Matsushita <matusita@sra.co.jp>
3503 * pa/x-pa-hpux: Add -D_HIUX_SOURCE to FIXPROTO_DEFINES
3504 for HI-UX/WE2 systems.
3506 2000-07-24 Bruce Korb <bkorb@gnu.org>
3508 * fixincl/fixfixes.c(emit_gnu_type): rewrote to *rely* on GCC
3509 defining the __xxx_TYPE__ macros.
3510 * fixincl/fixincl.tpl(gnu_type_map): now obsolete
3511 * fixincl/fixlib.h: don't need to include "tm.h" anymore
3512 * fixincl/inclhack.def(type_map): now obsolete
3514 Thu Jul 27 11:54:17 2000 Andrew Cagney <cagney@b1.cygnus.com>
3516 * cpp.texi: Append a trailing full-stop to xrefs where needed.
3518 2000-07-26 Dave Pitts <dpitts@cozx.com>
3520 * i370.c: Remove LONGEXTERNAL ifdef from alias_number. Added hash
3522 (mvs_hash_alias): New function.
3523 (mvs_add_alias): Change argument spacing.
3524 (mvs_need_alias): Change aliasing criteria. Added documentation.
3525 (mvs_get_alias): Change to use hashed name. The hashed name prevents
3526 CSECT name collisions.
3527 (mvs_check_alias): Likewise.
3528 (handle_pragma): Change documentation.
3529 * i370.md (mulsi3, divsi3, udivsi3, modsi3, umodsi3): Changed gen_rtx
3530 mode from SImode to DImode.
3531 (iorhi3): Changed LTORG size for insn.
3533 Wed Jul 26 19:44:05 2000 Hans-Peter Nilsson <hp@axis.com>
3535 * reload.c (find_reloads_toplev): Reload a paradoxical subreg of a
3536 mem if the address is a mode_dependent_address_p.
3538 2000-07-26 Kazu Hirata <kazu@hxi.com>
3540 * h8300.c (print_operand): Print ":8" when the 'R' operand is
3541 suitable for 8-bit absolute.
3542 * h8300.h (EIGHTBIT_CONSTANT_ADDRESS_P): New.
3543 (OK_FOR_U): Add a case for the 8-bit constant address on the
3546 Wed Jul 26 19:26:21 2000 Hans-Peter Nilsson <hp@axis.com>
3548 * varasm.c (assemble_variable) [! defined(ASM_OUTPUT_ALIGNED_COMMON)
3549 && ! defined (ASM_OUTPUT_ALIGNED_BSS]): Also test
3550 ! defined(ASM_OUTPUT_ALIGNED_DECL_COMMON) before complaining about
3551 lack of implemented alignment.
3553 2000-07-26 Geoffrey Keating <geoffk@cygnus.com>
3555 * emit-rtl.c (gen_lowpart_common) [REAL_ARITHMETIC]: Handle
3556 cross-compiling between 64-bit and 32-bit machines.
3558 2000-07-27 Richard Henderson <rth@cygnus.com>
3560 * config/ia64/ia64.md (movqicc_astep, movqi_internal_astep): New.
3561 (movhicc_astep, movhi_internal_astep): New.
3562 (movsicc_astep, movsi_internal_astep): New.
3563 (movdicc_astep, movdi_internal_astep): New.
3564 (movsfcc_astep, movsf_internal_astep): New.
3565 (movdfcc_astep, movdf_internal_astep): New.
3566 (movxfcc_astep, movxf_internal_astep): New.
3567 (cmovdi_internal_astep, cmovsi_internal_astep): New.
3568 Unify the cmov[ds]i splitters.
3570 2000-07-27 Rodney Brown <RodneyBrown@pmsc.com>
3572 * real.c (asctoeg): Rename `error' label to unexpected_char_error
3574 2000-07-26 Nick Clifton <nickc@cygnus.com>
3576 * config/arm/vxarm.h (CPP_PREDEFINES): Remove definition of
3577 __arm__. Allow it to be defined by CPP_ISA_SPEC in arm.h
3579 * dwarf2out.c (dwarf2out_frame_debug_expr): Accept SEQUENCE as
3580 well as PARALLEL blocks in FRAME_RELATED_EXPR notes.
3582 2000-07-26 Alexandre Oliva <aoliva@redhat.com>
3584 * c-decl.c (finish_enum): Convert enumerations that fit in an
3586 (build_enumerator): In pedantic mode, cast to `int' those that
3589 2000-07-25 Rodney Brown <RodneyBrown@pmsc.com>
3591 * config/alpha/osf.h (SIZE_TYPE, PTRDIFF_TYPE): New.
3593 Tue Jul 25 23:08:33 2000 J"orn Rennecke <amylaar@cygnus.co.uk>
3595 * sh.md (cmpgtdi_t): Must be split.
3596 (cmpgtdi_t+1): New splitter.
3598 2000-07-25 Zack Weinberg <zack@wolery.cumb.org>
3600 * cpplib.c (_cpp_check_directive): Issue -Wtraditional
3601 warnings for indented directives even if we are skipping.
3603 2000-07-25 Nathan Sidwell <nathan@codesourcery.com>
3605 * invoke.texi (strict-prototypes): Remove.
3606 * extend.texi (Deprecated Features): Add strict-prototypes.
3607 (Backwards Compatibility): New node.
3609 2000-07-25 Jakub Jelinek <jakub@redhat.com>
3611 * config/i386/i386.md (andsi_1+1): Allow HImode.
3612 (andsi_1+2): Require q_regs_operand.
3614 2000-07-25 Jakub Jelinek <jakub@redhat.com>
3616 * config/i386/i386.md (call_pop): Check operands[0],
3617 not operands[1]. Only check SYMBOL_REF_FLAG for a SYMBOL_REF.
3619 (call_value_pop): Only check SYMBOL_REF_FLAG for a SYMBOL_REF.
3620 (call_value): Likewise.
3622 2000-07-25 Zack Weinberg <zack@wolery.cumb.org>
3624 * toplev.c (pipe_closed): Delete.
3625 (crash_signal): New. Generate ICE for a fatal signal.
3626 (float_signal): Call crash_signal outside a float-handler
3628 (main): Install crash_signal as handler for core-dumping signals.
3630 2000-07-25 David Edelsohn <edelsohn@gnu.org>
3632 * rs6000.c (print_operand, case 'T'): New case.
3634 * rs6000.md (call_indirect_aix32): Convert to expander of
3635 scheduled instructions.
3636 (call_indirect_aix64): Likewise.
3637 (call_value_indirect_aix{32,64}): Likewise.
3638 (call, call_value): Invoke expanders for AIX. Fall through to
3640 (call_indirect_nonlocal_aix{32,64}): New patterns (ctr and lr).
3641 (call_value_indirect_nonlocal_aix{32,64}): New patterns.
3642 (call_nonlocal_aix32): Remove CALL_LONG alternative. Operand 1
3643 only "g" constraint.
3644 (call_nonlocal_aix64): Likewise.
3645 (call_value_nonlocal_aix{32,64}): Likewise.
3646 (call_nonlocal_sysv): New pattern for ctr, lr, and symbolic
3648 (call_value_nonlocal_sysv): New pattern.
3649 (indirect_jump{si,di}): Use new 'T' modifier.
3650 (tablejump{si,di} matchers): Likewise.
3651 (return_internal_{si,di}): Likewise.
3652 (return_eh_{si,di}): Likewise.
3654 2000-07-24 Richard Henderson <rth@cygnus.com>
3656 * config/ia64/ia64.c (ia64_print_operand): Handle "%,".
3657 * config/ia64/ia64.h (PRINT_OPERAND_PUNCT_VALID_P): Likewise.
3658 * config/ia64/ia64.md (movdi_internal): Use it.
3660 2000-07-24 Zack Weinberg <zack@wolery.cumb.org>
3662 * cppexp.c: Warn about unary + if -Wtraditional.
3663 * cpplex.c (lex_line): Always set BOL on the first token of a line.
3665 2000-07-24 Michael Meissner <meissner@redhat.com>
3667 * d30v.h (FUNCTION_ARG_KEEP_AS_REFERENCE): Delete references to
3670 2000-07-24 Nick Clifton <nickc@cygnus.com>
3672 * config/arm/arm.c (emit_multi_reg_push): Generate a
3673 REG_FRAME_RELEATED_NOTE that is compatable with the code in
3674 dwarf2out_debug_frame_expr.
3676 2000-07-24 Jason Merrill <jason@redhat.com>
3678 * dwarf2out.c: Complain if DWARF2_DEBUGGING_INFO is defined without
3679 UNALIGNED_INT_ASM_OP.
3680 (def_cfa_1): Don't emit def_cfa_register or def_cfa_offset to adjust
3681 a location expression.
3682 (dwarf2out_frame_debug_expr): Lose cfa_old_reg stuff. Don't
3683 assume indirect access if we're saving the CFA address exactly.
3685 * Makefile.in (bootstrap): Move -BstageN/ to the end.
3687 2000-07-24 Jakub Jelinek <jakub@redhat.com>
3689 * tradcpp.c (main): Update max_include_len for cpp_include_defaults
3692 2000-07-24 Michael Meissner <meissner@redhat.com>
3694 * invoke.texi (D30V Options): Add d30v options.
3696 Mon Jul 24 02:04:52 2000 Jeffrey A Law (law@cygnus.com)
3698 * gcse.c (alloc_pre_mem): Do not alloc TRANSPOUT, it is not
3699 needed by our gcse pass anymore.
3700 (free_pre_mem): Corresponding changes.
3701 (compute_pre_data): Do not call compute_transpout anymore.
3703 * gcse.c (alloc_avail_expr_mem): Kill unused 'u_bitmap'.
3704 (free_avail_expr_mem, alloc_pre_mem, free_pre_mem): Corresponding
3707 * gcse.c (free_pre_mem): Do not free ANTLOC and AE_KILL here.
3708 (compute_pre_data): Do it here instead.
3710 * gcse.c (alloc_pre_mem, free_pre_mem): Delete unused bitmap
3712 (pre_delete): Corresponding changes.
3714 2000-07-23 Mark Mitchell <mark@codesourcery.com>
3716 * c-semantics.c (make_rtl_for_local_static): Use TREE_ASM_WRITTEN
3717 to figure out whether or not a variable has already been emitted.
3719 Sun Jul 23 14:49:12 2000 Jason Eckhardt <jle@cygnus.com>
3721 * config/i860/i860.md (untyped_call expander): Use GEN_CALL
3722 instead of gen_call.
3724 Sun Jul 23 11:52:03 2000 George Helffrich (george@gly.bris.ac.uk)
3726 * dbxout.c (dbxout_type, case COMPLEX_TYPE): Fix length field in stab.
3728 2000-07-23 Kazu Hirata <kazu@hxi.com>
3730 * h8300.c: Fix formatting.
3732 2000-07-23 Joseph S. Myers <jsm28@cam.ac.uk>
3734 * c-typeck.c (c_expand_start_case): Change -Wtraditional pedwarn
3735 for `long' switch expression into a plain warning.
3737 * c-lex.c (init_lex): Keep the "inline" keyword in C99 mode.
3738 (yylex): Don't pedwarn for "inline" in C99 mode.
3740 * bitmap.c (debug_bitmap_file): Cast pointers to PTR for printing
3742 * ggc-page.c (debug_print_page_list, alloc_page, free_page,
3743 ggc_alloc): Likewise.
3744 * bb-reorder.c (dump_scope_forest_1): Likewise.
3746 2000-07-22 Aldy Hernandez <aldyh@redhat.com>
3748 * reload.c (find_reloads_toplev): Add new parameter
3750 (find_reloads): Add new parameter to find_reloads_toplev calls.
3752 2000-07-22 Jeffrey Oldham <oldham@codesourcery.com>
3754 * collect2.c (main): Typo fixed.
3755 * diagnostic.c: Typo fixed.
3756 * dwarf2out.c (dwarf2out_frame_debug_expr): Typo fixed.
3757 * eh-common.h: Typo fixed.
3758 * emit-rtl.c (start_sequence): Typo fixed.
3759 * flow.c (find_label_refs): Typo fixed.
3760 (calculate_global_regs_live): Typo fixed.
3761 (mark_regno_cond_dead): Typo fixed.
3762 (create_edge_list): Typos fixed.
3763 (verify_edge_list): Typo fixed.
3764 * ggc-common.c (ggc_mark_rtx_children): Typo fixed.
3765 * loop.c (strength_reduce): Typo in function name fixed.
3766 * rtl.h: Added comments. Typo in function name fixed.
3767 * rtlanal.c: Typo in function name fixed.
3768 (insn_dependant_p): Rename to ...
3769 (insn_dependent_p): ... this.
3770 (computed_jumo_p): Typo fixed.
3772 2000-07-22 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3774 * system.h (__FUNCTION__): Wrap definition in #ifndef.
3776 2000-07-21 David Edelsohn <edelsohn@gnu.org>
3778 * rs6000.h (SIZE_TYPE): Define.
3780 2000-07-21 Mark Mitchell <mark@codesourcery.com>
3782 * ssa.c (rename_insn_1): Don't rename registers that are
3785 2000-07-21 Zack Weinberg <zack@wolery.cumb.org>
3787 * diagnostic.c (trim_filename, fancy_abort): Moved here from
3789 (fatal_function, set_fatal_function): Removed.
3790 (fatal): Don't prepare for or call the fatal_function.
3791 (diagnostic_lock, error_recursion): New.
3792 (diagnostic_for_decl, report_diagnostic): Guard against
3793 re-entering the error reporting routines.
3794 (fancy_abort): Assume function is not NULL.
3796 * errors.c (fancy_abort): New. Assume function is not NULL.
3797 * tradcpp.c (fancy_abort): Assume function is not NULL.
3799 * system.h: Provide default definition of __FUNCTION__.
3800 * rtl.h: Use __FUNCTION__ not __PRETTY_FUNCTION__ throughout.
3801 Always use __FUNCTION__ in definition of abort.
3803 * varray.h: Likewise.
3804 * toplev.h: Likewise. Don't prototype set_fatal_function.
3806 2000-07-20 Geoff Keating <geoffk@cygnus.com>
3808 * config/rs6000/aix43.h (CPP_SPEC): Define __LONG_MAX__ correctly
3810 * glimits.h: Don't do #if defined for ARCH_PPC.
3812 * config/rs6000/rs6000.h (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): All
3813 constants of size no larger than a pointer should go in the TOC.
3814 Add 'MODE' parameter.
3815 (LEGITIMIZE_RELOAD_ADDRESS): Add MODE parameter to
3816 ASM_OUTPUT_SPECIAL_POOL_ENTRY_P.
3817 (ASM_OUTPUT_SPECIAL_POOL_ENTRY): Likewise.
3818 * config/rs6000/aix.h (SELECT_RTX_SECTION): Likewise.
3819 * config/rs6000/netware.h (SELECT_RTX_SECTION): Likewise.
3820 * config/rs6000/rs6000.c (constant_pool_expr_1): Likewise.
3821 (rs6000_legitimize_address): Likewise.
3822 (rs6000_emit_move): Likewise.
3823 (rs6000_select_rtx_section): Likewise.
3824 (output_toc): Deal properly with outputting small constants like
3825 HImode, and SFmode in 32-bit mode, and DFmode in 64-bit mode.
3826 * config/rs6000/sysv4.h (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Add
3827 MODE parameter. Put small constants in the TOC.
3829 * config/rs6000/rs6000.c (easy_fp_constant_p): All constants are
3831 (rs6000_emit_move): When reload calls us with an illegitimate
3832 address, exit early. Move the change_address calls to one place
3833 at the end of the routine. Merge the SImode and DImode expanders.
3834 When called by reload to put an integer into a FP register, force
3837 * config/rs6000/rs6000.c (struct toc_hash_struct): Add 'key_mode'
3839 (rs6000_hash_constant): Hash mode too.
3840 (toc_hash_function): Allow for key_mode.
3841 (toc_hash_eq): Structures are different if key_mode differs.
3842 (output_toc): Add 'mode' parameter. Save key_mode.
3843 * config/rs6000/rs6000.h (ASM_OUTPUT_SPECIAL_POOL_ENTRY):
3844 Pass 'mode' parameter.
3845 * config/rs6000/rs6000-protos.h (output_toc): Add 'mode' param.
3847 * config/rs6000/rs6000.c (output_toc): Use RS6000_OUTPUT_BASENAME
3848 for vtable references.
3850 * config/rs6000/rs6000.h (PREFERRED_RELOAD_CLASS): If we have a
3851 choice, don't put integer values in FP regs.
3853 Thu Jul 20 18:13:52 2000 Jeffrey A Law (law@cygnus.com)
3855 * flow.c (verify_flow_info): Revamp code to verify that the
3856 head and end of each basic block are in the insn chain.
3858 Thu Jul 20 18:02:35 2000 Michael Matz <matzmich@cs.tu-berlin.de>
3860 * gcse.c (record_one_set): Prepend instead of append onto
3861 reg_set_table, making it O(n) instead O(n^2).
3862 * lcm.c (compute_antinout_edge,compute_laterin,compute_available):
3863 Use a queue instead of a stack as worklist.
3865 2000-07-20 Kazu Hirata <kazu@hxi.com>
3867 * h8300.c (two_insn_adds_subs_operand): Fix a typo.
3868 * h8300.h (OK_FOR_T): New.
3869 (EXTRA_CONSTRAINT): Support OK_FOR_T.
3870 * h8300.md: Use inc/dec.[wl] for increment/decrement
3871 by 1 and 2 in HI and SI modes.
3873 2000-07-20 Jim Wilson <wilson@cygnus.com>
3875 * config/ia64/ia64.h (ASM_OUTPUT_MI_THUNK): Handle DELTA values
3876 larger than 14 bits.
3878 2000-07-20 Zack Weinberg <zack@wolery.cumb.org>
3880 * cppmacro.c (CAN_PASTE_AFTER): New macro.
3881 (count_params): Don't set GNU_REST_ARGS on anything.
3882 (save_expansion): Set PASTE_LEFT only on tokens for which
3883 CAN_PASTE_AFTER is true, or which are named operators.
3885 * cpplex.c (parse_args): Distinguish between a rest argument
3886 given one empty argument, and a rest argument given zero arguments.
3887 (maybe_paste_with_next): Look for VOID_REST tag, and trigger
3888 deletion of previous token based on that.
3889 (get_raw_token): Flatten some control structure.
3891 * cpplib.h (CPP_LAST_EQ): Correct.
3892 (VOID_REST): New token flag.
3893 (GNU_REST_ARGS): Delete.
3895 * tradcpp.c (main): Don't munge -D options.
3896 (make_definition): Bring -D handling in line with cpplib.
3897 (do_define): Strip all leading whitespace from macro definitions.
3899 2000-07-20 David Billinghurst <David.Billinghurst@riotinto.com.au>
3901 * Makefile.in (tradcpp): Depend on intl.o and version.o.
3903 2000-07-20 Bruce Korb <bkorb@gnu.org>
3905 * fixincl/check.tpl: strip the platform specific types before testing
3906 * fixincl/fixfixes.c(gnu_type_fix): use platform specific types
3907 * fixincl/fixincl.tpl: use platform specific types
3908 * fixincl/fixlib.h: include the platform specific types
3909 * fixincl/inclhack.def(gnu_types): don't supply the types
3910 * fixincl/fixincl.x: regen
3912 2000-07-19 Jim Wilson <wilson@cygnus.com>
3914 * config/ia64/ia64.h (HARD_REGNO_MODE_OK): Don't allow XFmode in
3917 2000-07-19 Zack Weinberg <zack@wolery.cumb.org>
3919 * tradcpp.c (rescan): Do not recognize directives when the #
3922 2000-07-19 Zack Weinberg <zack@wolery.cumb.org>
3924 Implement C++ named operators.
3926 * cpplib.h (TTYPE_TABLE): Move CPP_MIN and CPP_MAX into block
3927 of operators allowed in #if and having an _EQ variant. Add
3928 CPP_MIN_EQ, CPP_MAX_EQ, and CPP_DEFINED.
3929 (cpp_token flags): Add NAMED_OP.
3930 (enum node_type): Add T_OPERATOR.
3931 (struct cpp_hashnode): Add code slot to value union.
3932 * cpphash.h (spec_nodes): Remove n_defined.
3934 * cpplex.c (lex_line): Convert T_OPERATOR nodes to their proper types.
3935 (spell_token, can_paste, maybe_paste_with_next): Handle named operators.
3936 (is_macro_disabled): Tweak error messages.
3938 * cpplib.c (get_define_node): Disallow all named operators as
3939 macro names. Tweak error messages.
3940 (_cpp_init_stacks): Don't set up spec_nodes->n_defined.
3942 * cppinit.c (builtin_array): Add entries for the named operators.
3943 * cppexp.c (lex): Check for CPP_DEFINED token.
3944 (priority table): Add entries for CPP_MIN and CPP_MAX.
3945 (_cpp_parse_expr): Handle CPP_MIN and CPP_MAX.
3947 2000-07-19 Bernd Schmidt <bernds@cygnus.co.uk>
3949 * gcse.c (INSN_CUID): If ENABLE_CHECKING, abort if the uid is
3950 larger than the array of cuids.
3951 (alloc_gcse_mem): Use uid_cuid rather than INSN_CUID when computing
3954 2000-07-19 Bruce Korb <bkorb@gnu.org>
3956 * fixinc/fixincl.c: Convert to using a table of environment variables
3957 and activate the auto-edit marker on the fixed output files.
3958 * fixinc/fixlib.h: Define the environment table
3959 * fixinc/fixincl.sh: export the ${INPUT} dir
3960 * fixinc/check.tpl: likewise
3962 2000-07-18 Zack Weinberg <zack@wolery.cumb.org>
3964 * gcc.c (.h spec): Fix typo.
3966 Wed Jul 19 01:22:15 CEST 2000 Marc Espie <espie@cvs.openbsd.org>
3968 * Makefile.in: Fix tradcif.c path.
3970 2000-07-18 Zack Weinberg <zack@wolery.cumb.org>
3972 * cpplib.h (TTYPE_TABLE): Rearrange to use only two per-entry
3975 * cpphash.h (TOKEN_NAME): New macro.
3976 (_cpp_spell_operator): Deleted.
3977 (token_spellings): Now _cpp_token_spellings.
3979 * cppexp.c: Use TOKEN_NAME or TYPE_NAME, not _cpp_spell_operator.
3980 * cpplex.c: Use OP and TK macros when expanding the
3981 TTYPE_TABLE. Eliminate token_names. For non-OPERATOR tokens,
3982 store the stringification of the enumeration name (CPP_CHAR,
3983 etc.) in the name slot of token_spellings.
3984 Use TOKEN_NAME and/or TOKEN_SPELL, do not reference
3985 token_spellings directly.
3986 * cpplib.c: Use TOKEN_SPELL.
3988 * cpplex.c (_cpp_push_token): If the token being pushed back
3989 is the previous token in this context, just subtract one from
3991 * cppmacro.c (save_expansion): Clear aux field when storing a
3994 2000-07-18 Jakub Jelinek <jakub@redhat.com>
3996 * cpplex.c (cpp_scan_buffer): Output line command even at the stop
3997 buffer, provided it is not NULL.
3999 2000-07-18 Alexandre Oliva <aoliva@redhat.com>
4001 * c-decl.c (duplicate_decls): Do not call make_var_volatile() in
4002 case of invalid volatile re-declaration.
4004 2000-07-18 Jakub Jelinek <jakub@redhat.com>
4006 * calls.c (store_arg): Return non-zero if sibcall_failure is desired.
4007 (expand_call): Adjust caller.
4009 2000-07-17 Gabriel Dos Reis <gdr@codesourcery.com>
4011 * diagnostic.h (report_diagnostic): Change prototype.
4013 * diagnostic.c (output_do_verbatim, diagnostic_for_asm,
4014 diagnostic_for_decl): Change prototype.
4015 (error_with_decl, warning_with_decl, pedwarn_with_decl, warning,
4016 error, warning, error_with_file_and_line,
4017 warning_with_file_and_line, pedwarn_with_file_and_line, fatal):
4018 Adjust call to report_diagnostic, diagnostic_for_decl.
4019 (error_for_asm, warning_for_asm): Adjust call to diagnostic_for_asm.
4020 (output_verbatim, verbatim): Adjust call to output_do_verbatim.
4022 * c-errors.c (pedwarn_c99): Adjust call to report_diagnostic. End
4023 varaible argument list.
4025 2000-07-17 Zack Weinberg <zack@wolery.cumb.org>
4027 * cpphash.c: Don't include hashtab.h. Most macro-handling code
4028 moved to cppmacro.c.
4029 (hash_HASHNODE, eq_HASHNODE, _cpp_dump_macro_hash,
4030 dump_hash_helper): Delete.
4031 (expand_hash, higher_prime_number, _cpp_lookup_with_hash,
4032 cpp_forall_identifiers): New. Implement specialized version of
4033 Vlad's expandable hash table.
4034 (cpp_lookup): Use new functions.
4035 (_cpp_init_macros, _cpp_cleanup_macros): Adjust for new
4037 * cppmacro.c: New file.
4038 * cppinit.c (dump_macros_helper): New.
4039 (cpp_finish): Iterate over the identifier table directly.
4040 * cpplex.c (parse_name): Calculate the hash of the identifier
4041 while we scan it. Use _cpp_lookup_with_hash when we can.
4043 * cpphash.h: Update prototypes.
4044 (xcnewvec, HASHSTEP): New helper macros.
4045 * cpplib.h: Update prototypes.
4046 * Makefile.in (LIBCPP_OBJS): Add cppmacro.o.
4047 (cppmacro.o): New rule.
4048 (cpphash.o): Update deps.
4050 * cppmain.c: Do not set pfile->printer if no_output is on.
4052 2000-07-15 Neil Booth <neilb@earthling.net>
4054 * cpplib.c: Change all directive-handler functions to return
4056 * cpphash.h: Update typedefs.
4058 2000-07-17 Geoffrey Keating <geoffk@cygnus.com>
4060 * configure: Regenerate.
4062 * extend.texi (Extended Asm): Mention that a memory clobber
4063 does not count as a side-effect.
4065 * unroll.c (copy_loop_body): Fix one instance of using host
4066 arithmetic on the target; fixes loop-4 on a 32-bit -> 64-bit
4069 * tlink.c (scan_linker_output): Tweak for output of AIX ld.
4071 2000-07-17 Richard Henderson <rth@cygnus.com>
4073 * config/ia64/ia64.md (movdi): Split out load address code.
4074 New post-reload splitter for symbolic operands.
4075 (movdi_internal): Abort if we didn't split symbolic operands
4076 when we should have.
4077 * config/ia64/ia64.c (ia64_expand_load_address): New, from movdi bits.
4078 (ia64_reorg): Split insns when not optimizing.
4079 * config/ia64/ia64-protos.h (ia64_expand_load_address): Declare.
4081 Mon Jul 17 23:43:26 MET DST 2000 Jan Hubicka <jh@suse.cz>
4083 * real.h (REAL_VALUE_TO_TARGET_LONG_DOUBLE): Use LONG_DOUBLE_TYPE_SIZE
4084 instead of MAX_LONG_DOUBLE_TYPE_SIZE to decide output format.
4086 2000-07-17 Chandrakala Chavva <cchavva@cygnus.com>
4088 * loop.c (check_dbra_loop) : Changed loop_continue to loop->cont.
4090 2000-07-17 Jason Merrill <jason@redhat.com>
4092 * Makefile.in (clean): Remove libgcc directory.
4094 * configure.in (-Wno-long-long check): Use higher-level macros.
4096 2000-07-17 Zack Weinberg <zack@wolery.cumb.org>
4098 * simplify-rtx.c (simplify_binary_operation): Recognize
4099 (compare (gt[u] (cc) 0) (lt[u] (cc) 0)).
4100 (simplify_ternary_operation): Do not examine MODE_BITSIZE of
4101 a CONST_INT, it will always be zero.
4103 2000-07-17 Chandrakala Chavva <cchavva@cygnus.com>
4105 * loop.c (check_dbra_loop) : Return if more than one condition is
4106 present to control the loop.
4108 Mon Jul 17 08:26:35 2000 Clinton Popetz <cpopetz@cygnus.com>
4110 * mips.c (mips_expand_prologue): Don't calculate the last argument
4111 register unless we need it. When we are calculating this, make
4112 sure FUNCTION_ARG is giving us a REG.
4114 2000-07-17 Stephane Carrez <Stephane.Carrez@worldnet.fr>
4116 * flow.c (libcall_dead_p): Use single_set to verify the insn
4117 has only one set and get for analysis.
4118 (propagate_one_insn): Don't pass the PATTERN of the insn.
4120 2000-07-17 Mark Klein <mklein@dis.com>
4122 * pa.c (emit_hpdiv_const): Update to match new pattern for udivsi3.
4124 2000-07-17 J. David Anglin <dave@hiauly1.hia.nrc.ca>
4126 * Makefile.in (TARGET_GETGROUPS_T): New configuration variable.
4127 * configure.in (TARGET_GETGROUPS_T): Evaluate.
4128 * sys-protos.h (getgroups): Use TARGET_GETGROUPS_T for array type
4129 of second argument of getgroups.
4130 * configure, config.in: Rebuilt.
4132 2000-07-17 Geoffrey Keating <geoffk@cygnus.com>
4134 * simplify-rtx.c (simplify_relational_operation): Two signed
4135 values with equal high words are less/greater than each other if
4136 their low words are less/greater when considered as unsigned.
4138 Mon Jul 17 02:37:06 2000 Marc Espie <espie@openbsd.org>
4140 * configure.in (vax-*-openbsd): Change to new style configuration,
4141 add collect2/float_format information.
4142 * configure: Rebuilt.
4143 * config/vax/openbsd1.h: New.
4144 * config/vax/openbsd.h: New.
4145 * config/vax/t-openbsd: New.
4147 2000-07-17 Chip Salzenberg <chip@valinux.com>
4149 * c-common.c (shorten_compare): Quiet warnings about unsigned
4150 comparisons with zero when they occur in a system header.
4152 2000-07-17 Joseph S. Myers <jsm28@cam.ac.uk>
4154 * invoke.texi (-pedantic): Refer to ISO C instead of ANSI C, and
4155 update to describe current practice.
4157 * glimits.h (LLONG_MIN, LLONG_MAX, ULLONG_MAX): Define for C99.
4159 * contrib.texi, cpp.texi, extend.texi, invoke.texi: Update
4160 references to C9X. Change references to -fstd and -flang-isoc9x
4163 * c-common.c (scan_char_table): Allow "z" length modifiers on
4165 (check_format_info): Use TYPE_DOMAIN on the type matched against
4166 for "z" formats, to retrieve the language size_t rather than the
4169 * c-common.c (check_format_info): Do not make a pedantic objection
4170 to the 'L' length modifier if used with a floating point type
4173 * c-lex.c (yylex): Don't pedwarn for hexadecimal floating point
4174 constants in C99 mode.
4176 2000-07-17 Kazu Hirata <kazu@hxi.com>
4178 * h8300.md: Fix the format of mac.
4179 (movsi_h8300hs): Output a tab after stmac instead of a space.
4181 * h8300.c (two_insn_adds_subs_operand): Improve code for detecting
4182 profitable adds/subs sequences.
4184 * fold-const.c: Fix comment typos.
4186 2000-07-16 Laurynas Biveinis <lauras@softhome.net>
4188 * cppfiles.c (read_name_map): Set map_list_ptr->map_list_map to NULL.
4190 2000-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4192 * fixinc/fixfixes.c (emit_gnu_type): Avoid string concatenation.
4194 2000-07-16 Neil Booth <NeilB@earthling.net>
4196 * cpplex.c: Update comments.
4197 * README.Portability: Small update.
4199 2000-07-16 Neil Booth <NeilB@earthling.net>
4201 * README.Portability: Small update.
4203 2000-07-15 Richard Henderson <rth@cygnus.com>
4205 * config/ia64/ia64-protos.h (ia64_move_ok): Prototype.
4206 * config/ia64/ia64.c (ia64_move_ok): New function.
4207 * config/ia64/ia64.md (movqi, movqi_internal): Use it.
4208 (movhi, movsi, movdi, movsf, movdf, movxf): Likewise.
4210 2000-07-15 Zack Weinberg <zack@wolery.cumb.org>
4212 * cpphash.c (save_expansion): Clear PREV_WHITE on tokens
4213 immediately following a paste operator.
4214 * cppinit.c (sort_options): New function (only for HOST_EBCDIC).
4215 (cpp_reader_init): Call it, if HOST_EBCDIC.
4216 (cpp_handle_options): Do not sort option list here.
4217 (handle_option): Rename to cpp_handle_option and export.
4218 * cpplex.c (cpp_scan_buffer_nooutput, cpp_scan_buffer): Use
4219 _cpp_get_token directly.
4220 (cpp_scan_line): Return 0 at EOF, 1 otherwise.
4221 * cpplib.c (cpp_push_buffer): Don't set new->lineno to 1.
4222 * cpplib.h: Prototype cpp_handle_option. Update prototype of
4225 2000-07-15 Richard Henderson <rth@cygnus.com>
4227 * fold-const.c (extract_muldiv): Don't optimize past an unsigned
4228 cast around an expression. Tidy other unsigned tests.
4230 2000-07-15 Gabriel Dos Reis <gdr@codesourcery.com>
4232 * diagnostic.c (doing_line_wrapping, line_wrapper_printf, notice,
4233 v_error_with_decl, v_warning_with_decl, v_pedwarn_with_decl): Remove.
4234 (v_message_with_decl): Rename to ...
4235 (format_with_decl): ... this. Tweak
4236 (diagnostic_for_decl): New function.
4237 (fatal_io_error): Use verbatim in lieu of notice.
4238 (announce_function): Use verbatim.
4239 (default_print_error_function): Likewise.
4240 (error_with_decl, warning_with_decl, pedwarn_with_decl): Use new
4243 2000-07-15 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4245 * mips.c (function_arg_pass_by_reference): Don't do automatic
4246 aggregate initialization.
4247 (machine_dependent_reorg): Initialize variable `mode'.
4249 * mips.md (absdi2): Change variable `regno1' to unsigned int.
4250 (reload_indi): Rename loword/hiword to lo_word/hi_word to avoid
4251 conflicts with sys/param.h macro of the same name.
4252 (reload_outdi): Likewise.
4254 2000-07-15 Michael Meissner <meissner@redhat.com>
4256 * fold-const.c (fold): When optimizing FOO++ == CONST into ++FOO
4257 == CONST + INCREMENT, don't overwrite the tree node for FOO++,
4258 create a new node instead.
4260 2000-07-15 Neil Booth <NeilB@earthling.net>
4262 * README.Portability: Correct example about calling a function
4263 through a pointer to function. Format wide paragraphs.
4265 2000-07-15 Michael Meissner <meissner@redhat.com>
4267 * README.Portability: Update integer suffixes and function
4270 2000-07-15 Neil Booth <NeilB@earthling.net>
4272 * README.Portability: Small update.
4274 2000-07-15 Neil Booth <NeilB@earthling.net>
4276 * README.Portability: New file.
4278 Fri Jul 14 18:13:53 2000 Mark P Mitchell <mark@codesourcery.com>
4280 * INSTALL: Give special instructions for building GCC on Irix 6.
4281 * config/mips/x-iris6 (CC): Don't set it.
4284 2000-07-14 Jason Merrill <jason@redhat.com>
4286 * dwarf2out.c (dwarf2out_frame_debug_expr): If we store the CFA
4287 register in the stack and later in another register, use the new
4290 Fri Jul 14 10:25:53 2000 Clinton Popetz <cpopetz@cygnus.com>
4292 * config/mips/mips.md: (absdi2): Handle sign_extend for
4295 2000-07-14 Nathan Sidwell <nathan@codesourcery.com>
4297 * cpplib.c (do_pragma_dependency): Tidy warning messages.
4299 2000-07-14 Zack Weinberg <zack@wolery.cumb.org>
4301 * .cvsignore: Correct typo.
4303 2000-07-13 Mark Mitchell <mark@codesourcery.com>
4305 * .cvsignore: Add generated YACC files.
4306 * objc/.cvsignore: New file.
4308 2000-07-14 Neil Booth <NeilB@earthling.net>
4310 * cpplex.c (adjust_column): New funcion.
4311 (skip_whitespace): Use it.
4312 (skip_block_comment): Use it, and warn about /*/* with
4315 2000-07-14 Neil Booth <NeilB@earthling.net>
4317 * cpphash.c (struct macro_info): Add new members.
4318 (_cpp_free_definition): Delete the macro directly.
4319 (count_params): Return void, with first token of
4320 expansion in struct macro_info on success.
4321 (parse_define): Return int. Hoist syntax checking from
4322 save_macro_expansion. Leave call to save_expansion to
4323 _cpp_create_definition.
4324 (alloc_macro): Needs just 2 arguments.
4325 (free_macro): Delete.
4326 (save_expansion): Don't perform syntax check.
4327 (_cpp_create_definition): Call save_expansion.
4329 2000-07-13 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4331 * genrecog.c (write_header): Split long string.
4333 * cpphash.c (macro_info): Don't use the `signed' keyword.
4335 * system.h (alloca): Prototype if __GNUC__ && __SIZE_TYPE__.
4337 2000-07-13 Jakub Jelinek <jakub@redhat.com>
4339 * calls.c (stored_args_map): New variable.
4340 (check_sibcall_argument_overlap_1): New.
4341 (check_sibcall_argument_overlap): New.
4342 (expand_call): Initialize stored_args_map.
4343 Call check_sibcall_argument_overlap.
4345 2000-07-13 Bruce Korb <bkorb@gnu.org>
4347 * fixinc/fixfixes.c: move EXIT_BROKEN to header, add sub-expr max count
4348 (emit_gnu_type): utility procedure for gnu_type_fix
4349 (gnu_type_fix): implement various pre-processor guards around
4350 standard types so these types can be defined over and over
4351 * fixinc/fixincl.tpl: add a "gnu_type_map" that forces the standard
4352 types alluded to above will have GNU-compliant base types
4353 * fixinc/fixlib.h: add EXIT_BROKEN define and the gnu_type_map struct
4354 * fixinc/inclhack.def: add test_text entries and utilize the new
4355 "gnu_types" fix for the ptrdiff_t, size_t and wchar_t types.
4356 * fixinc/fixincl.x: regenerate
4358 2000-07-12 Gabriel Dos Reis <gdr@merlin.codesourcery.com>
4360 * diagnostic.c (vline_wrapper_message_with_location,
4361 v_message_with_file_and_line, v_error_with_file_and_file,
4362 v_error_for_asm, v_warning_for_asm, vfatal,
4363 v_warning_with_file_and_line, v_pedwarn_with_file_and_line,
4364 vsorry, verror, vwarning, vpedwarn): Remove.
4365 (diagnostic_for_asm): New function.
4366 (pedwarn, error, warning, pedwarn_with_file_and_line,
4367 error_with_file_and_line, warning_with_file_and_line, sorry,
4368 error_for_asm, warning_for_asm, fatal): Reimplement.
4369 (finish_diagnostic): Clear diagnostic info as well.
4371 2000-07-13 Neil Booth <NeilB@earthling.net>
4373 * c-common.h (flag_digraphs): New.
4374 * c-decl.c (c_decode_option): Set flag_digraphs as appropriate.
4375 * c-lex.c (yylex): Use flag_digraphs to decide whether to
4378 2000-07-13 Zack Weinberg <zack@wolery.cumb.org>
4380 * gcc.c (do_spec_1): Add new %B operator.
4381 (set_input): Prepare for %B.
4383 (link_command_spec): Move up with the other tm.h-
4384 overrideable specs. Factor out the portion conditional on
4385 LINK_LIBGCC_SPECIAL into a new spec, %(link_libgcc).
4386 (struct compiler): Just have a single spec string. All users
4388 (default_compilers): Remove unnecessary braces.
4389 (static_specs): Update.
4391 (trad_capable_cpp, cpp_options, cc1_options, asm_options): New
4393 (C and assembly specs): Use the new named specs, as appropriate.
4395 * objc/lang-specs.h: Use the new named specs.
4396 Remove unnecessary braces.
4398 2000-07-12 Zack Weinberg <zack@wolery.cumb.org>
4400 * gcc.c (execute): If a subprocess gets a fatal signal, report
4401 strsignal() of the signal number, and ask for a bug report.
4402 Do not do this for SIGPIPE if there's already been an error.
4404 * tradcpp.c: Don't include signal.h. Don't catch SIGPIPE.
4407 * tradcif.c: Remove.
4409 2000-07-12 Zack Weinberg <zack@wolery.cumb.org>
4411 * final.c (profile_function): Do not emit profile counters in
4412 the data section, if NO_PROFILE_COUNTERS is defined.
4413 * tm.texi: Document NO_PROFILE_COUNTERS. Update doc for
4416 * config/i386/linux.h (NO_PROFILE_COUNTERS): Define.
4417 (FUNCTION_PROFILER): Just emit a call to mcount.
4419 2000-07-12 Zack Weinberg <zack@wolery.cumb.org>
4421 * tradcpp.c (main): Rename 'perror' label to 'sys_error'.
4423 * cppexp.c, cpphash.c, cpphash.h, cppinit.c, cpplex.c,
4424 cpplib.c, cpplib.h: Eradicate all traces of code dependent on
4425 traditional, lang_chill, or lang_fortran.
4427 * cppfiles.c: #undef strcmp to suppress warning about macros
4428 used without arguments.
4429 (_cpp_execute_include): Use f, not fname, in "No include path"
4431 (_cpp_pop_file_buffer): New function.
4432 * cpplib.c: Don't include <sys/mman.h>.
4433 (cpp_push_buffer): Set line_base and lineno in new buffer.
4434 (cpp_pop_buffer): Use _cpp_pop_file_buffer.
4436 * cpplex.c: Move all prototypes and structure declarations to the
4437 top of the file. Properly parenthesise some macro arguments.
4438 (cpp_scan_line): New function.
4439 (special_symbol [case T_INCLUDE_DEPTH]): Use pfile->include_depth,
4440 don't need to walk up the stack counting.
4442 2000-07-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4444 * c-common.c (combine_strings): Emit a pedantic warning when a
4445 string length is greater than the minimum ANSI C is required
4448 Wed Jul 12 13:24:30 2000 Jeffrey A Law (law@cygnus.com)
4450 * pa/xm-pa64.h (NO_SYS_SIGLIST): Kill.
4451 * d30v/xm-d30v.h (NO_SYS_SIGLIST): Kill.
4453 2000-07-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4455 * c-decl.c (define_label): Warn about identifier conflicts with
4456 labels in traditional C.
4458 * c-parse.in (unop +): Warn about the unary plus operator for
4461 * c-typeck.c (store_init_value): Warn about automatic aggregate
4462 initialization for traditional C.
4464 * invoke.texi (-Wtraditional): Document new warnings.
4466 2000-07-12 Gabriel Dos Reis <gdr@codesourcery.com>
4468 * Makefile.in (c-errors.o): Fix thinko in dependency.
4470 2000-07-12 Zack Weinberg <zack@wolery.cumb.org>
4472 * gcc.c (C specs [!USE_CPPLIB]): Invoke tradcpp if any of
4473 -traditional, -ftraditional, or -traditional-cpp was given.
4474 Do not pass -traditional to the preprocessor.
4475 (.S spec): Likewise. Don't bother defining __ASSEMBLER__, the
4476 preprocessor does it automatically.
4477 * objc/lang-specs.h: Likewise. Don't bother defining __OBJC__.
4479 * ch/lang-specs.h: Always use tradcpp. Do not pass
4480 -traditional, -trigraphs, or -pedantic to the preprocessor.
4481 * f/lang-specs.h (.F spec): Likewise. Don't bother defining
4484 2000-07-12 Zack Weinberg <zack@wolery.cumb.org>
4486 * cppexp.c (LOGICAL): Delete macro.
4487 (_cpp_parse_expr): Do not use UNARY for unary +. Implement ||
4490 * cpphash.c (HASHSIZE): Increase to 4096.
4491 (struct hashdummy): Add hash field.
4492 (eq_HASHNODE): Compare unreduced hashes, then lengths, then
4493 the string values using memcmp.
4494 (cpp_lookup): Set dummy.hash.
4496 Wed Jul 12 13:15:16 2000 Marc Espie <espie@openbsd.org>
4498 * configure.in (m88k-openbsd): Express configuration using new fragment
4500 * configure: Rebuilt.
4501 * m88k/aout-dbx.h: New.
4502 * m88k/openbsd.h: New.
4503 * m88k/xm-openbsd.h: New.
4505 2000-07-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4507 * expr.c (expand_expr): Return const0_rtx, not error_mark_node.
4509 2000-07-12 Richard Henderson <rth@cygnus.com>
4511 * reload.c (push_secondary_reload): Make sure to add the new
4512 reload at the end, after acquiring secondary memory.
4514 2000-07-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4516 * cpplex.c (is_macro_disabled): Use CPP_WTRADITIONAL.
4518 * c-decl.c (set_current_function_name_declared, anon_aggr_type_p,
4519 lang_expand_stmt): Mark parameters with ATTRIBUTE_UNUSED.
4521 * c-parse.in (stmt): Delete unused variables.
4523 * convert.c (convert_to_vector): Likewise.
4525 * gensupport.c (process_rtx): Declare attr as `rtvec' not `rtx'.
4527 * tree.c (finish_vector_type): Prototype.
4529 2000-07-12 Bruce Korb <bkorb@gnu.org>
4531 * fixinc/fixfixes.c: use xmalloc
4532 * fixinc/fixincl.c(initialize): set program name for xmalloc
4533 * fixinc/fixlib.c(must_malloc): obsolete
4534 (is_cxx_header): no longer used - disabled
4535 (skip_quote): inserted and disabled for future use
4536 * fixinc/fixlib.h: reflects above
4537 * fixinc/fixtests.c: removed dinkleberries
4539 2000-07-12 Neil Booth <NeilB@earthling.net>
4541 * cpphash.h: (TOKEN_SPELL) Pulled from cpplex.c.
4542 * cpplex.c (TOKEN_SPELL) Move to cpphash.h.
4544 * cpphash.c: (struct macro_info, alloc_macro, free_macro,
4545 struct toklist_dummy): New.
4546 (cpp_free_definition): Free macros with free_macro.
4547 (count_params): Don't save paramter spellings. Save macro
4548 information in a struct macro_info.
4549 (parse_define): Don't allocate a token list.
4550 (save_expansion): Allocate the macro's token list, and
4551 save parameter spellings if necessary. Use TOKEN_SPELL.
4552 (cpp_create_definition): Make list const.
4554 2000-07-12 Gabriel Dos Reis <gdr@codesourcery.com>
4556 * c-typeck.c (pedwarn_c99): Move to
4557 * c-errors.c: ... Here.
4558 * toplev.h (verror, vwarning, vpedwarn): Remove prototypes.
4559 * diagnostic.c (verror, vwarning, vpedwarn): Make static.
4560 * Makefile.in (C_AND_OBJC_OBJS): Include c-errors.o
4561 (c-errors.o): List dependency.
4563 2000-07-12 Mark Mitchell <mark@codesourcery.com>
4565 * c-parse.c: Remove.
4566 * c-parse.h: Likewise.
4567 * c-parse.y: Likewise.
4568 * objc/objc-parse.c: Likewise.
4569 * objc/objc-pasre.y: Likewise.
4571 2000-07-11 Rodney Brown <RodneyBrown@pmsc.com>
4573 * gcc.texi: Fix minor typos
4574 * extend.texi: Fix minor typos
4576 2000-07-11 Marc Espie <espie@openbsd.org>
4578 * collect2.c (main): Recognize .lo as object files.
4580 2000-07-11 J. David Anglin <dave@hiauly1.hia.nrc.ca>
4582 * pa.c (hppa_encode_label): Store labels in gc memory when ggc_p is
4585 * aclocal.m4 (AC_FUNC_MMAP_ANYWHERE): Extend test to detect systems
4586 with MAP_ANONYMOUS and MAP_ANON.
4587 * configure, config.in: Rebuilt.
4589 2000-07-12 Gabriel Dos Reis <gdr@codesourcery.com>
4591 * diagnostic.c (save_output_state): Remove.
4592 (restore_output_state): Likewise.
4593 (clear_text_info): New function.
4594 (clear_diagnostic_info): Likewise.
4595 (output_text_length, is_starting_newline, output_prefix,
4596 line_wrap_cutoff, ideal_line_wrap_cutoff, prefix_was_emitted_for,
4597 prefixing_policy, output_buffer_ptr_to_format_args): New macros
4598 (set_real_maximum_length, output_set_maximum_length,
4599 output_set_prefix, output_get_prefix, output_set_maximum_length,
4600 output_destroy_prefix, init_output_buffer,
4601 reshape_diagnostic_buffer, output_space_left, output_emit_prefix,
4602 output_add_newline, output_add_character, output_add_space,
4603 output_append_r, output_append, wrap_text, output_format,
4604 output_do_printf, output_printf, output_do_verbatim,
4605 output_verbatim, verbatim): Use them.
4606 (output_clear): Split into cleat_text_info and
4607 clear_diagnostic_info.
4608 (struct output_state): Move to...
4610 * diagnostic.h: ...Here
4611 (struct output_buffer): Adjust.
4613 2000-07-11 Zack Weinberg <zack@wolery.cumb.org>
4615 * cpplex.c (parse_name): No longer inline (premature optimization).
4616 (do_pop_context): Fold into pop_context.
4617 (pop_context): Returns int.
4618 (lex_next): Hoist test for end of directive into pop_context.
4619 (push_macro_context): Returns int; takes just reader and token.
4620 Hoist test for excessive nesting to caller.
4621 (push_arg_context): Returns void; takes just reader and token.
4622 Do not call stringify_arg or get_raw_token.
4623 (get_raw_token): Convert tail recursion through push_arg_context
4624 to a loop at this level. Call stringify_arg here if appropriate.
4625 (maybe_paste_with_next): Convert tail recursion to a while loop.
4626 Hoist test of paste_level to caller.
4628 (stringify_arg): Push arg context at beginning.
4629 (cpp_get_token): Split out core into _cpp_get_token. Call
4630 process_directive here. Throw away CPP_PLACEMARKER tokens.
4631 (_cpp_get_token): Convert tail recursion through
4632 push_macro_context to a loop at this level.
4633 (_cpp_glue_header_name, is_macro_disabled, stringify_arg,
4634 _cpp_get_raw_token): Use _cpp_get_token.
4635 (_cpp_skip_rest_of_line): Drop the context stack directly; do
4636 not call pop_context.
4637 (_cpp_run_directive): Call lex_next directly.
4639 * cpphash.h: Prototype _cpp_get_token.
4640 * cppexp.c (lex): Use it.
4641 * cpphash.c (parse_define): Use it.
4642 * cpplib.c (get_define_node, do_undef, parse_include,
4643 read_line_number, do_line, do_ident, do_pragma, do_pragma_gcc,
4644 do_pragma_implementation, do_pragma_poison, do_pragma_dependency,
4645 parse_ifdef, validate_else): Use it.
4646 (cpp_push_buffer): Tweak error message; abort if anyone tries
4647 to push a buffer while macro expansions are stacked.
4649 2000-07-11 Donn Terry <donnte@microsoft.com>
4651 * cpplex.c (free_macro_args, save_token): Cast arg of free
4652 and/or xrealloc to PTR.
4653 (_cpp_init_input_buffer): Clear all fields of the base context.
4655 Tue Jul 11 15:28:21 CDT 2000 Clinton Popetz <cpopetz@cygnus.com>
4657 * gensupport.c (process_rtx): Make rtl checking stop
4658 complaining about the define_insn while it is being
4659 converted from a define_insn_and_split.
4661 Tue Jul 11 16:26:17 2000 Clinton Popetz <cpopetz@cygnus.com>
4663 * config/mips/mips.c (simple_memory_operand): Access the
4664 INTVAL of the address, not it's containing MEM.
4666 2000-07-11 Bruce Korb <bkorb@gnu.org>
4668 * fixinc/fixtests.c(double_slash): obsolete
4669 (else_endif_label): likewise
4670 * fixinc/inclhack.def(irix_multiline_cmnt): obsolete
4671 (libc1_ifdefd_memx): correct initial comment
4672 and omit the #if/#endif pair from the memxxx declarations
4673 * fixinc/fixincl.x: regen
4675 2000-07-11 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4677 * cpplex.c (T, I, S, C, N): Avoid non-constant initializers.
4679 2000-07-11 Neil Booth <NeilB@earthling.net>
4683 2000-07-11 Neil Booth <NeilB@earthling.net>
4685 * cppinit.c: (cpp_reader_init): Allow digraphs by default.
4686 (handle_option): Set digraphs according to standard.
4687 Merge OPT_lang_c89 handler with OPT_std_c89.
4689 * cpplex.c: (lex_line, can_paste): Honour digraphs in
4690 accordance with the digraphs flag.
4692 * cpplib.h: (struct cpp_options): New option digraphs.
4694 2000-07-10 Hans-Peter Nilsson <hp@axis.com>
4695 Bruce Korb <bkorb@gnu.org>
4697 * fixinc/inclhack.def (libc1_ifdefd_memx): New fix.
4698 * fixinc/fixincl.x: Regenerate.
4699 * fixinc/tests/base/testing.h: Add testcase.
4701 2000-07-10 Richard Henderson <rth@cygnus.com>
4703 * config/ia64/ia64.c (got_symbolic_operand): New.
4704 (symbolic_operand, move_operand): Revert 0701 change.
4705 * config/ia64/ia64.h (PREDICATE_CODES): Update.
4706 * config/ia64/ia64-protos.h (got_symbolic_operand): Declare.
4707 * config/ia64/ia64.md (movdi): Revert 0701 wrt symbolic_operand;
4708 split the offset into a 14-bit low part instead of a 13-bit low part.
4709 (load_fptr): Mark the mem as unchanging.
4710 (load_symptr): Use got_symbolic_operand.
4712 2000-07-10 Nick Clifton <nickc@cygnus.com>
4714 * libgcc2.c (next_stack_level): Cast result of computation to
4715 (void **) so that the assignment does not generate a warning.
4717 2000-07-10 Chandrakala Chavva <cchavva@redhat.com>
4719 * flags.h : Add new variable flag_single_precision_constant.
4720 * toplev.c (display_help) : Add -fsingle-precision-constant option.
4721 (flag_single_precision_constant): New.
4722 * c-lex.c (yylex): Convert floating point constant to single
4724 * invoke.texi : Add documentation for this new option.
4726 2000-07-10 Gabriel Dos Reis <gdr@codesourcery.com>
4728 * diagnostic.c (output_octal): Second parameter is unsigned.
4729 (output_long_octal): Likewise.
4730 (output_hexadecimal): Likewise.
4731 (output_long_hexadecimal): Likewise.
4732 (output_format): Adjust arguments extraction. Tweak.
4733 (output_verbatim, verbatim): End variable argument list.
4734 (report_diagnostic): Improve documentation.
4736 2000-07-10 Benjamin Chelf <chelf@codesourcery.com>
4738 * c-common.h (build_stmt): Declare.
4739 (build_continue_stmt): Likewise.
4740 (build_break_stmt): Likewise.
4741 (build_return_stmt): Likewise.
4743 * c-decl.c (do_case): Rewrite to do what previously done in
4746 * c-semantics.c (build_stmt): Define.
4747 (build_return_stmt): Likewise.
4748 (build_break_stmt): Likewise.
4749 (build_continue_stmt): Likewise.
4750 (build_case_label): Likewise.
4752 * c-parse.in (BREAK): Change to build tree, then generate RTL.
4753 (CONTINUE): Likewise.
4756 (DEFAULT): Likewise.
4758 * c-parse.y: Regenerate.
4759 * c-pasre.c: Likewise.
4761 2000-07-09 Jason Merrill <jason@redhat.com>
4763 * expr.c (expand_expr): Bail earlier if we get an error_mark_node.
4765 * tree.h (STRIP_NOPS): Check for error_mark_node.
4766 (STRIP_SIGN_NOPS, STRIP_TYPE_NOPS): Likewise.
4767 (dwarf2out_*): Remove duplicate declarations.
4769 * c-decl.c (duplicate_decls): Copy DECL_ABSTRACT_ORIGIN from
4770 DECL_ABSTRACT_ORIGIN, not DECL_ORIGIN.
4772 2000-07-10 Gabriel Dos Reis <gdr@codesourcery.com>
4774 * diagnostic.c (wrap_text): New function.
4775 (maybe_wrap_text): Likewise.
4776 (output_add_string): Use it.
4777 (output_format): Likewise.
4778 (count_error): Use verbatim instead of notice.
4779 (report_error_function): Likewise. Don't use plain fprintf.
4780 (finish_diagnostic): New function.
4781 (output_do_verbatim): Tweak. Commonalize functionalities in
4782 output_verbatim and verbatim.
4783 (output_verbatim): Adjust.
4784 (verbatim): Likewise.
4785 (report_diagnostic): Define.
4787 * diagnostic.h (report_diagnostic): Prototype.
4789 2000-07-09 Zack Weinberg <zack@wolery.cumb.org>
4791 * cppexp.c (_cpp_parse_expr): Don't use unary plus.
4793 2000-07-09 Neil Booth <NeilB@earthling.net>
4795 * cpphash.h: ISvspace, is_vspace, is_nvspace: New.
4796 IShspace, ISspace: Update.
4798 * cppinit.c: ISTABLE: Update.
4801 * cpplex.c (IS_HSPACE, S_NEWLINE): Remove.
4802 (IS_DIRECTIVE): Rename KNOWN_DIRECTIVE.
4803 (skip_block_comment, skip_line_comment, parse_string,
4804 lex_line): Use is_vspace rather than IS_NEWLINE.
4805 (skip_whitespace, lex_line): Clean up to use is_nvspace.
4806 (lex_line): Use KNOWN_DIRECTIVE. Any kind of directive
4808 (lex_next): Unconditionally stop if within a directive.
4809 Treat directives within macro invocations as directives
4810 (after parse_args emits error), not as the argument.
4812 2000-07-09 Gabriel Dos Reis <gdr@codesourcery.com>
4814 * diagnostic.c (diagnostic_args): New macro.
4815 (diagnostic_msg): Likewise.
4816 (output_formatted_integer): Likewise.
4817 (output_state): New data type.
4818 (digit_buffer): Make global.
4819 (output_add_integer): Rename to output_decimal. Squeeze
4821 (output_long_decimal, output_unsigned_decimal,
4822 output_long_unsigned_decimal, output_octal, output_long_octal,
4823 output_hexadecimal, output_long_hexadecimal): New functions.
4824 (output_append_r): New function.
4825 (output_append): Tweak.
4826 (output_flush_on): Rename to output_to_stream.
4827 (output_format): Change prototype. Improve documentation. Handle
4828 more format specifiers.
4829 (build_location_prefix): Rename to context_as_prefix.
4830 (output_notice): Rename to output_do_printf.
4831 (output_printf): Tweak.
4832 (line_wrapper_printf): Likewise.
4833 (vline_wrapper_message_with_location): Adjust call to renamed
4835 (v_message_with_decl): Likewise.
4836 (default_print_error_function): Likewise.
4837 (save_output_state): New function.
4838 (restore_output_state): Likewise.
4839 (output_do_verbatim): Likewise.
4840 (output_verbatim): Define.
4841 (verbatim): Likewise.
4843 * diagnostic.h (printer_fn): Change return type from void to int.
4844 Improve documentation.
4845 (output_add_integer): Rename to output_decimal.
4846 (output_flush_on, output_format): Don't export.
4847 (output_verbatim, verbatim): Declare.
4849 2000-07-08 Toon Moene <toon@moene.indiv.nluug.nl>
4851 * fold-const.c (extract_muldiv) case PLUS_EXPR, MINUS_EXPR:
4852 Check whether c divides op1 exactly if operation is not
4855 2000-07-08 Richard Henderson <rth@cygnus.com>
4857 * final.c (final): Do not abort when reg-stack introduces
4860 2000-07-08 Zack Weinberg <zack@wolery.cumb.org>
4862 * cpplib.h (struct cpp_name): Now struct cpp_string.
4863 (CPP_INT, CPP_FLOAT, CPP_NUMBER, CPP_COMMENT,
4864 CPP_HEADER_NAME): Change to type S.
4865 (struct cpp_token): Rename 'name' field to 'str'. Add 'node'
4866 field, a cpp_hashnode *. All references to val.name updated
4867 to use val.str or val.node as appropriate.
4868 (struct cpp_reader): Add spec_nodes field.
4869 (cpp_idcmp): Now cpp_ideq; takes a token * and a char *.
4871 * cpphash.h (struct spec_nodes): New.
4872 (enum spell_type): Reorder. Only SPELL_STRING tokens use
4873 val.str. All references to 'spelling > SPELL_NONE' updated to
4876 (CPP_IN_SYSTEM_HEADER): Check pfile->buffer and
4877 pfile->buffer->inc are not NULL before dereferencing them.
4879 * cpplex.c (parse_name): Take a pointer to the current token,
4880 plus current position and limit as args; return the new
4881 position; don't copy the text of a name into the string
4882 buffer, instead call cpp_lookup and store the node pointer.
4883 If extending a token, copy out the text of the old into a
4884 scratch buffer, append the new, look that up and store the new
4885 node pointer. Inline.
4886 (maybe_paste_with_next): If the result of paste is a NAME,
4887 then look up the pasted text and store its node pointer.
4888 (lex_line): Adjust for new parse_name interface.
4889 Check for L"str", L'str' using spec_nodes->n_L.
4890 (spell_token): SPELL_IDENT tokens have their spelling in
4891 val.node->name. Handle SPELL_STRING tokens that don't have
4893 (_cpp_expand_name_space,
4894 (can_paste): Check for L ## "str" using spec_nodes->n_L.
4895 (cpp_get_token, special_symbol): No need to call cpp_lookup.
4896 (cpp_idcmp): Now cpp_ideq; take a token * and a const char *;
4897 return 1=equal 0=not, not a tristate.
4899 * cpphash.c (var_args_str): Delete.
4900 (find_param): Compare node fields directly.
4901 (is__va_args__): Use CPP_PEDANTIC. Just compare
4902 token->val.node with spec_nodes->n__VA_ARGS__.
4903 (dump_funlike_macro): Don't use var_args_str.
4905 * cpplib.c (_cpp_check_directive): Just walk through
4906 spec_nodes->dirs comparing pointers.
4907 (get_define_node, do_pragma_poison, detect_if_not_defined,
4908 parse_ifdef): The identifier has already been looked up.
4909 (do_ifdef, do_ifndef): parse_ifdef won't return a poisoned
4911 (do_if): Only call detect_if_not_defined at beginning of file.
4912 (_cpp_parse_assertion): Only copy string pointers for
4913 SPELL_STRING tokens.
4914 (pragma_dispatch): Take a node pointer and examine its name
4916 (_cpp_init_stacks): Also initialize the spec_nodes structure.
4918 * cppinit.c (cpp_reader_init): Call _cpp_init_stacks after
4920 (cpp_cleanup): Free pfile->spec_nodes. Call _cpp_cleanup_* in
4921 reverse order from the corresponding _cpp_init_* routines.
4923 * cppexp.c (parse_number, parse_charconst, parse_defined,
4924 lex): Check val.node->type instead of calling cpp_defined.
4925 Use spec_nodes entries where appropriate.
4927 * fix-header.c, scan-decls.c: Update for interface changes.
4929 2000-07-08 Geoffrey Keating <geoffk@cygnus.com>
4931 * config/rs6000/rs6000.c (rs6000_emit_move): Fix conditions for
4932 emitting aux_truncdfsf2.
4934 2000-07-03 Donn Terry (donnte@microsoft.com)
4936 * cppinit.c (print_help): split overlong line into ISO C89
4939 2000-07-07 Zack Weinberg <zack@wolery.cumb.org>
4941 * cppexp.c: Update all code for new lexer interface.
4942 (op_t, operator codes, struct token, tokentab2, op_to_str): Remove.
4943 (struct suffix, vsuf_1, vsuf_2, vsuf_3, op_to_prio): New.
4944 * cpplex.c (token_names): Trim leading CPP_ from names; make
4945 the strings unsigned.
4946 (_cpp_spell_operator): New.
4947 (is_macro_disabled): Disable all macros if rescanning
4949 (_cpp_get_directive_token): Remove.
4951 * cppinit.c: Don't set no_macro_expand.
4952 * cpplib.c (read_line_number, do_line): Check only for EOF,
4954 * cpphash.h: Update prototypes.
4955 * cpplib.h (CPP_VSPACE): Remove.
4956 (struct cpp_reader): Remove no_macro_expand.
4958 2000-07-08 Neil Booth <NeilB@earthling.net>
4960 * cpphash.c (is__va_args__): New function.
4961 (count_params): Fix line reported in error messages. Use
4962 is__va_args__. Don't return ')' on error. Flag GNU style
4963 rest args macro definitions.
4964 (parse_define): Check macro name is not __VA_ARGS__.
4965 (save_expansion): Check identifier in non-varargs-macro is
4966 not __VA_ARGS__. Don't flag GNU_VARARGS.
4967 * cpplex.c (parse_args): Accept no argument iff GNU_REST_ARGS.
4968 (maybe_paste_with_next): Use per-macro GNU_REST_ARGS rather
4969 than per-token GNU_VARARGS.
4970 * cpplib.h (GNU_VARARGS): Remove.
4971 (GNU_REST_ARGS): New.
4973 Sat Jul 8 01:38:25 MET DST 2000 Jan Hubicka <jh@suse.cz>
4975 * i386.md (call_pop, call, call_value_pop): Do not set
4976 current_function_uses_pic_offset_table for calls to static
4977 functions or indirect calls.
4979 2000-07-07 Jim Wilson <wilson@cygnus.com>
4981 * config/ia64/ia64.c (rws_access_reg): New local write_count. If
4982 is_predicate_reg, then take max write_count of register pair.
4984 2000-07-07 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4986 * tradcpp.c (main): Rename label `include' to `add_include' to
4987 avoid conflicts with variable `include' in traditional C.
4989 2000-07-07 Jakub Jelinek <jakub@redhat.com>
4991 * integrate.c (copy_insn_list): Remove REG_LABEL notes.
4993 2000-07-07 Jakub Jelinek <jakub@redhat.com>
4995 * sibcall.c (uses_addressof): Add INMEM argument, check for
4996 current_function_internal_arg_pointer outside of MEM rtxs in addition
4998 (sequence_uses_addressof): Update caller.
5000 2000-07-07 Zack Weinberg <zack@wolery.cumb.org>
5002 * tradcpp.c (initialize_builtins): Honor NO_BUILTIN_SIZE_TYPE
5005 2000-07-07 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5007 * system.h (UNION_INIT_ZERO): New macro for initializing union
5010 * cpplex.c (placemarker_token, eof_token): Use UNION_INIT_ZERO.
5012 2000-07-07 Neil Booth <NeilB@earthling.net>
5016 Fri Jul 7 07:47:35 2000 Jeffrey A Law (law@cygnus.com)
5018 * final.c (final): Detect out of bounds array access to
5019 the insn_lengths array.
5021 2000-07-07 Kazu Hirata <kazu@hxi.com>
5023 * fold-const.c (fold): Fix a comment typo.
5025 2000-07-07 Neil Booth <NeilB@earthling.net>
5027 * cpp.texi: Update to new lexer.
5029 2000-07-06 Zack Weinberg <zack@wolery.cumb.org>
5031 * tradcpp.c: New file.
5032 * tradcif.y: New file.
5033 * tradcif.c: New generated file.
5035 * Makefile.in: Add rules to build tradcpp.o, tradcif.o,
5036 $(srcdir)/tradcif.c. Add tradcpp to STAGESTUFF and
5037 dependencies of C. Install tradcpp from install-common, in
5040 2000-07-06 Zack Weinberg <zack@wolery.cumb.org>
5042 * cppinit.c: Include cppdefault.h. Refer to
5043 cpp_GCC_INCLUDE_DIR and cpp_GCC_INCLUDE_DIR_len, not directly
5044 to GCC_INCLUDE_DIR and its length.
5045 (SIZE_TYPE, PTRDIFF_TYPE, WCHAR_TYPE,
5046 USER_LABEL_PREFIX, REGISTER_PREFIX, struct default_include,
5047 STANDARD_INCLUDE_DIR, STANDARD_INCLUDE_COMPONENT): Move to
5049 (include_defaults_array): Move to cppdefault.c.
5051 * cppdefault.h: New file.
5052 * cppdefault.c: New file.
5054 * Makefile.in (LIBCPP_OBJS): Add cppdefault.o.
5055 (cppinit.o): Don't apply $(PREPROCESSOR_DEFINES) to this file.
5056 (cppdefault.o): New rule; apply $(PREPROCESSOR_DEFINES) to
5059 Thu Jul 6 18:30:36 2000 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
5061 * reload.c (push_reload): When seeing if can reuse a register,
5062 check extra registers against widest of INMODE and OUTMODE.
5064 2000-07-06 Neil Booth <NeilB@earthling.net>
5066 * cpplib.c: (_cpp_parse_assertion): Perform hash lookups
5067 based on full length of predicate.
5069 2000-07-06 Hans-Peter Nilsson <hp@axis.com>
5071 * timevar.c: [HAVE_SYS_RESOURCE_H]: Include <sys/resource.h>.
5072 [NEED_DECLARATION_GETRUSAGE]: Declare getrusage.
5074 2000-07-05 Kazu Hirata <kazu@hxi.com>
5076 * h8300-proto.h: Fix formatting.
5077 * h8300.c: Likewise.
5078 * h8300.h: Likewise.
5080 2000-07-05 Jim Wilson <wilson@cygnus.com>
5082 * config/ia64/ia64.h (HARD_REGNO_MODE_OK): If FR_REGNO_P, disallow
5085 2000-07-05 Rodney Brown <RodneyBrown@pmsc.com>
5087 * invoke.texi: Fix minor typos
5088 * md.texi: Fix minor typos
5090 2000-07-05 Zack Weinberg <zack@wolery.cumb.org>
5092 * cpplib.c (_cpp_parse_assertion): Fix buffer overrun.
5094 2000-07-04 Zack Weinberg <zack@wolery.cumb.org>
5096 * cpplex.c: Don't include sys/mman.h.
5097 (cpp_push_buffer, cpp_pop_buffer): Moved to cpplib.c.
5099 * cpplib.c: Include sys/mman.h and obstack.h.
5100 (cpp_push_buffer): Moved from cpplex.c; allocate buffers on an
5102 (cpp_pop_buffer): Moved from cpplex.c; free buffers from an obstack.
5103 (_cpp_unwind_if_stack): Now static, unwind_if_stack. Don't
5104 bother freeing if stack entries (they will be freed with their buffer).
5105 (do_endif): Free if stack entries from the buffer obstack.
5106 (push_conditional): Allocate if stack entries from the buffer obstack.
5108 (find_answer): Rename to _cpp_find_answer.
5109 (do_assert, do_unassert): Update.
5111 * cpphash.h: Update prototypes.
5112 (xobnew): New convenience macro.
5113 * cpplib.h (struct cpp_reader): Add hash_ob and buffer_ob fields.
5115 (struct cpp_hashnode): Remove disabled field.
5117 * cppinit.c: Don't include hashtab.h or splay-tree.h.
5118 (report_missing_guard): Moved to cppfiles.c.
5119 (cpp_reader_init): Call cpp_init_stacks, cpp_init_macros,
5121 (cpp_cleanup): Call cpp_cleanup_stacks, cpp_cleanup_macros,
5122 cpp_cleanup_includes. Don't destroy hashtab or
5123 all_include_files here.
5124 (cpp_finish): Use _cpp_report_missing_guards.
5126 * cppfiles.c (report_missing_guard): Moved from cppinit.c.
5127 (_cpp_init_include_table): Rename _cpp_init_includes.
5128 (_cpp_cleanup_includes, _cpp_report_missing_guards): New.
5130 * cppexp.c (parse_assertion): Update for new name of
5133 * Makefile.in (cpplib.o, cpphash.o, cppinit.o): Update deps.
5135 2000-07-04 Zack Weinberg <zack@wolery.cumb.org>
5137 * cpplib.c (do_ident): s/VSPACE/EOF/
5139 2000-07-05 Neil Booth <NeilB@earthling.net>
5141 * cpplex.c: Fix trigraph replacement within strings.
5143 2000-07-04 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5145 * rs6000/aix.h (ASM_GENERATE_INTERNAL_LABEL): Fix format specifier.
5147 * xcoffout.c (assign_type_number): Constify.
5148 (xcoffout_source_file): Add static prototype. Don't needlessly
5149 cast away const-ness.
5151 2000-07-04 Jason Merrill <jason@redhat.com>
5153 * frame.h (frame_state): Move base_offset to end.
5155 Mon Jul 3 21:31:43 2000 Clinton Popetz <cpopetz@cygnus.com>
5157 * calls.c (emit_library_call_value_1): Revert previous change.
5159 2000-07-03 Zack Weinberg <zack@wolery.cumb.org>
5161 * fix-header.c (struct partial_proto): Remove unnecessary fields.
5162 (recognized_extern, recognized_function, read_scan_file):
5163 Update for new scheme.
5164 (check_protection): It's still a multiple include guard even
5165 if it doesn't always trigger.
5166 * scan-decls.c (skip_to_closing_brace, scan_decls): Update for
5168 * scan.h: Declare struct cpp_token. Update prototypes.
5170 2000-07-03 Neil Booth <neilb@earthling.net>
5171 Zack Weinberg <zack@wolery.cumb.org>
5173 Complete overhaul of the lexer and macro expander.
5175 * cpphash.c (object_defn, funct_defn, push_macro_expansion,
5176 arg, arglist, argdata, reflist, collect_objlike_expansion,
5177 collect_funlike_expansion, collect_params,
5178 warn_trad_stringify, trad_stringify, duplicate_arg_p, add_pat,
5179 unsafe_chars, macarg, compare_defs, special_symbol,
5180 scan_arguments, stringify, funlike_macroexpand,
5181 _cpp_quote_string, monthnames): Delete.
5182 (cpp_lookup, _cpp_free_definition, dump_funlike_macro,
5183 _cpp_create_definition, _cpp_dump_definition,
5184 dump_hash_helper): Adjust.
5185 (find_param, count_params, parse_define, var_args_str,
5186 check_macro_redefinition, save_expansion): New.
5188 * cpplex.c (skip_block_comment, skip_line_comment, parse_name,
5189 parse_string, output_line_command, trigraph_replace,
5190 lex_line, cpp_push_buffer, cpp_pop_buffer, cpp_output_tokens,
5191 cpp_scan_buffer_nooutput, cpp_scan_buffer, cpp_free_toklist,
5192 cpp_idcmp, _cpp_get_directive_token, _cpp_init_input_buffer,
5193 _cpp_skip_rest_of_line): Modify.
5195 (maybe_macroexpand, skip_comment, copy_comment, skip_string,
5196 find_position, null_warning, bump_column, expand_name_space,
5197 pedantic_whitespace, _cpp_output_list, _cpp_slice_toklist,
5198 _cpp_squeeze_toklist, _cpp_scan_until, _cpp_skip_hspace,
5199 _cpp_parse_name, _cpp_lex_token, cpp_get_non_space_token,
5200 _cpp_prescan): Delete.
5202 (dump_param_spelling, process_directive, lex_next,
5203 is_macro_disabled, stringify_arg, expand_context_stack,
5204 output_token, make_string_token, alloc_number_token,
5205 special_symbol, duplicate_token, maybe_paste_with_next,
5206 can_paste, prevent_macro_expansion, restore_macro_expansion,
5207 get_temp_token, release_temp_tokens, quote_string,
5208 token_names, token_spellings, _cpp_expand_name_space,
5209 _cpp_glue_header_name, _cpp_reserve_name_space,
5210 digraph_spellings, trigraph_ok, skip_whitespace, save_comment,
5211 placemarker_token, eof_token, cpp_context, macro_args,
5212 get_raw_token, parse_arg, parse_args, save_token,
5213 push_arg_context, push_macro_context, pop_context,
5214 do_pop_context, free_macro_args, _cpp_get_line,
5215 _cpp_run_directive): New.
5217 * cpplib.c (validate_else, parse_include, push_conditional,
5218 pass_thru_directive, read_line_number, parse_ifdef,
5219 detect_if_not_defined, _cpp_check_directive, do_define,
5220 do_undef, do_include, do_import, do_include_next, do_error,
5221 do_warning, do_ident, do_pragma, pragma_dispatch, gcc_pragmas,
5222 top_pragmas, do_pragma_gcc, do_pragma_implementation,
5223 do_pragma_poison, do_pragma_system_header,
5224 do_pragma_dependency, do_sccs, do_ifdef, do_ifndef, do_else,
5225 dl_elif, do_endif, _cpp_unwind_if_stack, do_assert,
5226 do_unassert, cpp_define, cpp_undef, cpp_assert, cpp_unassert,
5227 cpp_defined): Update for new scheme.
5228 (strtoul_for_line, get_define_node, dump_macro_name,
5229 _cpp_check_linemarker, _cpp_parse_assertion): New.
5230 (_cpp_handle_directive, do_pragma_default): Delete.
5232 * cpphash.h (struct predicate): Now struct answer.
5233 (enum spell_type, struct token_spelling, struct directive,
5234 directive_handler): New.
5235 Update prototypes. Remove unused macros.
5236 * cpplib.h: Update prototypes. Remove unused macros,
5237 structure definitions, and fields.
5239 * cpperror.c (print_containing_files, v_message): Adjust.
5240 * cppexp.c (parse_assertion, lex, parse_escape,
5241 _cpp_parse_expr): Adjust.
5242 * cppfiles.c (open_include_file, _cpp_execute_include,
5243 _cpp_compare_file_date, cpp_read_file, read_include_file):
5245 * cppinit.c (dump_special_to_buffer): Delete.
5246 (append_include_chain, merge_include_chains, cpp_reader_init,
5247 cpp_cleanup, initialize_builtins, builtin_array, cpp_start_read,
5248 cpp_finish, handle_option, print_help): Adjust.
5249 * cppmain.c (main): Adjust.
5251 2000-07-03 Zack Weinberg <zack@wolery.cumb.org>
5253 * cppspec.c (lang_specific_driver): Use double quotes in error
5256 Mon Jul 3 16:53:43 2000 Clinton Popetz <cpopetz@cygnus.com>
5258 * calls.c (emit_library_call_value_1): Use valreg instead
5259 of hard_libcall_value.
5261 2000-07-03 Geoff Keating <geoffk@cygnus.com>
5263 * config/rs6000/rs6000.c (rs6000_emit_move): New function.
5264 * config/rs6000/rs6000-proto.h: Prototype rs6000_emit_move.
5265 * config/rs6000/rs6000.md (movsi): Use rs6000_emit_move.
5273 * expmed.c (expand_mult_highpart): Use op1 instead of wide_op1 when
5274 mode instead of wider_mode is being used.
5276 2000-07-03 Jakub Jelinek <jakub@redhat.com>
5278 * config/i386/i386.md (movstrictqi_xor): Use 'q' constraint instead
5279 of 'r'. Use q_regs_operand.
5280 (andsi_1+2): Use q_regs_operand.
5282 2000-07-03 Jakub Jelinek <jakub@redhat.com>
5284 * builtins.c (get_memory_rtx): Always put into alias set 0.
5286 2000-07-03 Nick Clifton <nickc@cygnus.com>
5288 * config/arm/arm.md: Fix post increment and pre increment
5289 peepholes so that they do not generate UNPREDICATBLE opcodes.
5290 (ie ones where the increment clobbers the source/destination).
5292 2000-07-01 Marek Michalkiewicz <marekm@linux.org.pl>
5294 * config/avr/avr.c (out_adj_frame_ptr): Make "frame pointer
5295 change too big for -mtiny-stack" a warning, if larger than 63.
5296 (out_set_stack_ptr): Change the logic so -mno-interrupts is
5297 always safe to use on possible future devices.
5298 (function_prologue): Write SPH before SPL, for consistency.
5299 If interrupt_func_p true, we know we have enabled interrupts.
5300 (avr_num_arg_regs): New function. Round up to even number of
5301 bytes if no -mpack-args or if calling a libgcc function.
5302 (function_arg, function_arg_advance): Use it.
5303 (output_movsisf, ashlsi3_out, ashrsi3_out, lshrsi3_out):
5304 Output "movw" if available.
5305 (out_tsthi, out_tstsi, ashlqi3_out, lshrqi3_out): Change uses
5306 of TEST_HARD_REG_CLASS macro to test_hard_reg_class function.
5307 (asm_output_section_name): Add blanks for consistent output.
5308 (encode_section_info): Set TREE_READONLY for progmem data to
5309 avoid gas warnings about changed section attributes.
5310 (avr_hard_regno_mode_ok): Force non-QImode data to start in
5311 even numbered registers on devices with "movw".
5312 * config/avr/avr.h (MASK_*): Define bits for target_flags.
5313 (TARGET_SWITCHES): Mark help strings for translation.
5314 Add new -mpack-args and -menhanced switches.
5315 (TARGET_OPTIONS): Mark help strings for translation.
5316 (progmem_section): Add section attributes.
5317 * config/avr/avr.md (*movhi, call_insn, call_value_insn):
5318 Output "movw" if available.
5319 (mulqi3, mulqihi3, umulqihi3, mulhi3, *tablejump_enh):
5321 * config/avr/libgcc.S (_mulqi3, _divqi3): Update to the new
5322 call convention (arguments aligned on even registers).
5323 (_cleanup, _exit): Make weak symbols libc can override.
5325 2000-07-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5327 * fp-bit.h: New file.
5329 * fp-bit.c: Move common code, prototypes, etc into fp-bit.h.
5330 Comment #endif statements.
5331 (__thenan_sf, __thenan_df): Add missing braces around initializer.
5333 Mon Jul 3 00:32:47 2000 Jeffrey A Law (law@cygnus.com)
5335 * gcse.c (compute_pre_data): Compute ae_kill using other local
5336 properties instead of calling compute_ae_kill.
5338 * alias.c (init_alias_analysis): Do not call
5339 prologue_epilogue_contains until after reload has completed.
5341 2000-07-02 Benjamin Chelf <chelf@codesourcery.com>
5343 * c-common.h (genrtl_begin_compound_stmt): Remove declaration.
5344 (genrtl_finish_compound_stmt): Likewise.
5345 (genrtl_compound_stmt): Change to return void.
5347 * c-semantics.c (genrtl_begin_compound_stmt): Remove function and
5348 move code from here to ...
5349 (genrtl_compound_stmt): ... here.
5350 (genrtl_finish_compound_stmt): Remove.
5351 (expand_stmt): Add comment.
5353 2000-07-02 Zack Weinberg <zack@wolery.cumb.org>
5355 * c-typeck.c (build_indirect_ref): Use COMPLETE_OR_VOID_TYPE_P
5358 2000-07-02 Jakub Jelinek <jakub@redhat.com>
5360 * cpplib.h (struct cpp_reader): New field include_depth.
5361 (struct cpp_printer): Rename last_bsd to last_id.
5362 * cppfiles.c (read_include_file): Bump include_depth.
5363 * cpplex.c (cpp_pop_buffer): Decrement include_depth.
5364 (output_line_command): Output correct #line if a header
5365 is including itself and is not protected against multiple inclusion.
5366 Use include_depth instead of buffer_stack_depth, last_id instead of
5368 * cppinit.c (cpp_start_read): Initialize last_id instead of
5371 2000-07-01 Benjamin Chelf <chelf@codesourcery.com>
5373 * Makefile.in (C_AND_OBJC_OBJS): Added c-semantics.o.
5374 (c-semantics.o): New target.
5376 * c-common.h (TREE_LANG_FLAG_?): Added documentation.
5377 (genrtl_do_pushlevel): Moved from cp/cp-tree.h.
5378 (genrtl_clear_out_block): Likewise.
5379 (genrtl_goto_stmt): Likewise.
5380 (genrtl_expr_stmt): Likewise.
5381 (genrtl_decl_stmt): Likewise.
5382 (genrtl_if_stmt): Likewise.
5383 (genrtl_while_stmt): Likewise.
5384 (genrtl_do_stmt): Likewise.
5385 (genrtl_return_stmt): Likewise.
5386 (genrtl_for_stmt): Likewise.
5387 (genrtl_break_stmt): Likewise.
5388 (genrtl_continue_stmt): Likewise.
5389 (genrtl_scope_stmt): Likewise.
5390 (genrtl_switch_stmt): Likewise.
5391 (genrtl_case_label): Likewise.
5392 (genrtl_begin_compound_stmt): Likewise.
5393 (gerntl_finish_compound_stmt): Likewise.
5394 (genrtl_compound_stmt): Likewise.
5395 (genrtl_asm_stmt): Likewise.
5396 (genrtl_decl_cleanup): Likewise.
5397 (DECL_ANON_UNION_ELEMS): Likewise.
5398 (emit_local_var): Likewise.
5399 (make_rtl_for_local_static): Likewise.
5400 (expand_cond): Likewise.
5401 (expand_stmt): Likewise.
5402 (c_expand_return): Likewise.
5403 (c_expand_start_case): Likewise.
5404 (do_case): Likewise.
5405 (COMPOUND_STMT_NO_SCOPE): Likewise.
5406 (c_expand_asm_operands): Likewise.
5407 (NEW_FOR_SCOPE_P): New macro.
5408 (expand_expr_stmt_fn): New type.
5410 (set_current_function_name_declared): Likewise.
5411 (current_function_name_declared): Likewise.
5412 (lang_expand_stmt): Likewise.
5413 (stmts_are_full_exprs_p): Likewise.
5414 (anon_aggr_type_p): Likewise.
5415 (lang_expand_expr_stmt): Likewise.
5416 (build_case_label): Likewise.
5418 * c-decl.c (lang_expand_expr_stmt): Initialize.
5419 (stmts_are_full_exprs_p): Define.
5420 (current_function_name_declared): Likewise.
5421 (do_case): Likewise.
5422 (lang_expand_stmt): Likewise.
5423 (set_current_function_name_declared): Likewise.
5424 (anon_aggr_type_p): Likewise.
5426 * c-semantics.c: New file.
5427 (expand_cond): Moved from cp/semantics.c.
5428 (genrtl_do_pushlevel): Likewise.
5429 (genrtl_clear_out_block): Likewise.
5430 (genrtl_goto_stmt): Likewise.
5431 (genrtl_expr_stmt): Likewise.
5432 (genrtl_decl_stmt): Likewise.
5433 (genrtl_if_stmt): Likewise.
5434 (genrtl_while_stmt): Likewise.
5435 (genrtl_do_stmt): Likewise.
5436 (genrtl_return_stmt): Likewise.
5437 (genrtl_for_stmt): Likewise.
5438 (genrtl_break_stmt): Likewise.
5439 (genrtl_continue_stmt): Likewise.
5440 (genrtl_scope_stmt): Likewise.
5441 (genrtl_switch_stmt): Likewise.
5442 (genrtl_case_label): Likewise.
5443 (genrtl_begin_compound_stmt): Likewise.
5444 (genrtl_finish_compound_stmt): Likewise.
5445 (genrtl_compound_stmt): Likewise.
5446 (genrtl_asm_stmt): Likewise.
5447 (genrtl_decl_cleanup): Likewise.
5448 (make_rtl_for_local_static): Moved from cp/decl.c.
5449 (emit_local_var): Likewise.
5450 (expand_stmt): Define.
5452 * c-tree.h: (c_expand_asm_operands): Moved to c-common.h.
5453 (c_expand_return): Likewise.
5454 (c_expand_start_case): Likewise.
5456 2000-07-01 Richard Henderson <rth@cygnus.com>
5458 * config/ia64/ia64.c (symbolic_operand): Reject CONST expressions
5459 with the low 13 bits set.
5460 (move_operand): Check for CONST|SYMBOL_REF|LABEL_REF directly.
5461 * config/ia64/ia64.md (movdi): Likewise. Expand a CONST with one
5462 of the low 13 bits into a CONST plus an adddi3.
5463 (load_symptr): Set RTX_UNCHANGING_P.
5465 See ChangeLog.3 for earlier changes.