1 2002-06-24 Alan Modra <amodra@bigpond.net.au>
3 * doloop.c (doloop_valid_p): Correct comment.
4 (doloop_modify_runtime <abs_inc != 1>): Simplify.
5 (doloop_modify_runtime <do-while>): Don't emit code when NE.
7 Thu Jun 20 00:26:53 2002 Denis Chertykov <denisc@overta.ru>
9 * config.gcc: Add support for ip2k.
11 2002-06-23 Jan Hubicka <jh@suse.cz>
12 Jeff Law <law@redhat.com>
14 * function.h (struct emit_status): Clarify potential contents
15 of regno_reg_rtx array.
16 * integrate.c (copy_rtx_and_substitute): Update comments. Make
17 sure entry in regno_reg_rtx is a REG before checking REG_POINTER.
19 * reg-stack.c (convert_regs_exit): Push the registers to stack in
22 2002-06-22 Ulrich Weigand <uweigand@de.ibm.com>
25 * function.c (assign_stack_temp_for_type): Do not return
26 the same MEM rtx for multiple uses of a stack slot.
28 2002-06-22 David S. Miller <davem@redhat.com>
30 PR target/6841 target/6770 target/6719
31 * config/sparc/sparc.h (PREFERRED_RELOAD_CLASS): Return
32 NO_REGS for constant X when CLASS is GENERAL_OR_FP_REGS or
33 GENERAL_OR_EXTRA_FP_REGS.
35 2002-06-22 Neil Booth <neil@daikokuya.co.uk>
37 * cpptrad.c (struct fun_macro): Add line number.
38 (scan_out_logical_line): Set it, and use it to report unterminated
41 2002-06-21 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
43 * genautomata.c (copy_node, VLA_PTR_CREATE, VLA_PTR_EXPAND,
44 VLA_PTR_ADD, VLA_HWINT_CREATE, VLA_HWINT_EXPAND, VLA_HWINT_ADD,
45 DECL_UNIT, DECL_BYPASS, DECL_AUTOMATON, DECL_EXCL, DECL_PRESENCE,
46 DECL_ABSENCE, DECL_RESERV, DECL_INSN_RESERV, REGEXP_UNIT,
47 REGEXP_RESERV, REGEXP_SEQUENCE, REGEXP_REPEAT, REGEXP_ALLOF,
48 REGEXP_ONEOF, check_name): Const-ify.
50 2002-06-21 Matt Thomas <matt@3am-software.com>
52 * config/vax/vax.c (vax_output_function_prologue): Use
53 REGISTER_PREFIX. Fix some indentation.
54 * config/vax/vax.h (FUNCTION_PROFILER): Use reg_names[].
55 (VAX_ISTREAM_SYNC): Define.
56 (INITIALIZE_TRAMPOLINE): Use VAX_ISTREAM_SYNC. Move the
57 i-stream sync to the end.
58 (REGISTER_PREFIX): Define as "".
59 (ASM_OUTPUT_MI_THUNK): Use REGISTER_PREFIX.
61 2002-06-21 Jason Thorpe <thorpej@wasabisystems.com>
63 * config.gcc (ns32k-*-netbsd*): Remove from list of obsolete
66 2002-06-21 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
68 * tree.c (tree_node_kind, tree_node_counts, tree_node_sizes,
69 tree_node_kind_names): Wrap in GATHER_STATISTICS macro.
71 2002-06-21 Matt Thomas <matt@3am-software.com>
73 * config/vax/netbsd.h: Adjust a comment.
74 (TARGET_DEFAULT): Redefine as 0.
76 2002-06-21 Richard Henderson <rth@redhat.com>
78 * bb-reorder.c (make_reorder_chain_1): Search harder for the
79 vax casesi fallthru edge.
80 * cfglayout.c (cleanup_unconditional_jumps): Use
81 redirect_edge_succ_nodup. Do not delete ADDR_VEC insns as dead.
82 * cfgrtl.c (force_nonfallthru_and_redirect): Place redirection
85 2002-06-21 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
87 * config/sparc/t-linux64 (EXTRA_MULTILIB_PARTS): Add crtfastmath.o.
89 2002-06-21 Neil Booth <neil@daikokuya.co.uk>
91 * cpperror.c (cpp_error): For traditional CPP, default to
92 diagnostics on pfile->line.
93 * cpplib.c (prepare_directive_trad): Set line number for
94 diagnostics for #define too.
95 * cpptrad.c (skip_whitespace): Skip comments properly.
96 (_cpp_expansions_different_trad): Initialize quote2.
98 2002-06-21 Hans-Peter Nilsson <hp@bitrange.com>
100 * config/mmix/mmix.md: Change GNU CC to GCC in file header comment.
101 * config/mmix/mmix.h: Ditto.
102 * config/mmix/mmix-protos.h: Ditto.
103 * config/mmix/mmix.c: Ditto. Fix typo in comment.
104 * config/mmix/mmix-modes.def: Change GNU CC to GCC in file header
105 comment. Comment extra CC modes.
107 2002-06-20 Jan Hubicka <jh@suse.cz>
109 * cfglayout.c (scope_to_insns_initialize): Call set_block_levels.
110 (scope_to_insns_finalize): Do not call set_block_levels; handle
112 (choose_inner_scope): New.
113 * rtl.h (choose_inner_scope): Declare.
115 2002-06-20 John David Anglin <dave@hiauly1.hia.nrc.ca>
117 * pa-protos.h (pa_asm_output_mi_thunk): Change third argument to
119 * pa.c (pa_asm_output_mi_thunk): Likewise.
120 (n_deferred_plabels): Change type to size_t.
121 (output_deferred_plabels, output_call): Use size_t instead of int.
123 2002-06-20 Richard Henderson <rth@redhat.com>
126 * config/m68k/m68k.md (zero_extendsidi2): Create expander; duplicate
127 pattern and adjust constraints for coldfire.
129 2002-06-20 Richard Henderson <rth@redhat.com>
131 * explow.c (probe_stack_range): Use gen_rtx_fmt_ee.
133 2002-06-20 Chris Demetriou <cgd@broadcom.com>
135 * config.gcc (mipsisa64-*-elf*, mipsisa64el-*-elf*): New targets.
137 2002-06-20 Chris Demetriou <cgd@broadcom.com>
139 * config/mips/mips.h (ISA_HAS_FP4): Fix comment to reflect use.
141 2002-06-20 Stan Shebs <shebs@apple.com>
143 * dominance.c: Include errors.h instead of error.h.
145 2002-06-20 Neil Booth <neil@daikokuya.co.uk>
147 * cppexp.c (cpp_interpret_integer): Don't force traditional
148 numbers to be unsigned.
149 * cpplib.c (prepare_directive_trad): Set line number for
151 * cpptrad.c (scan_out_logical_line): Continue scanning out
153 * gcc.c (trad_capable_cpp): Use cc1 always.
155 2002-06-20 Jeffrey Law <law@redhat.com>
157 * i386.h (TARGET_DEFAULT): Do not turn on frame pointer
158 elimination in leaf functions by default yet.
160 2002-06-20 Richard Sandiford <rsandifo@redhat.com>
162 * combine.c (make_extraction): Reapply to the argument of an ASHIFT.
164 2002-06-20 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
166 * config/sparc/t-crtfm (crtfastmath.o): Prefix with $(T) for
168 * config/sparc/t-sol2-64 (EXTRA_MULTILIB_PARTS): Add crtfastmath.o.
171 Thu Jun 20 19:42:21 CEST 2002 Jan Hubicka <jh@suse.cz>
172 Pavel Nejedly <bim@atrey.karlin.mff.cuni.cz>
174 Mon Jun 10 20:42:34 CEST 2002 Jan Hubicka <jh@suse.cz>
176 * basic-block.h: Do not include et-forest.h
177 (dominance_info): Declare as struct dominance-info.
178 * cfglayout.c (cleanup_unconditional_jumps): Remove the edge before
180 * dominance.c (struct dominance_info): Define.
181 (BB_NODE, SET_BB_NODE): New macros.
182 (bb_hash_func, bb_eq_func): Kill.
183 (calculate_dominace_info, free_dominacne_info, set_immediate_dominator,
184 nearest_common_dominator, dominated_by_p, recount_dominator,
185 add_to_dominance_info, delete_from_dominance_info): update for new
187 (get_dominated_by, redirect_immediate_dominators): Rewrite using
189 * ifcvt.c (process_double_test_block, merge_if_block, find_cond_trap,
190 find_if_case_1, find_if_case_2): Remove killed blocks from dominance
193 * et-forest.h: Update copyright; revamp all function to operate on
195 (et_forest_value): Kill.
196 (et_forest_enumerate_sons, et_forest_node_value): New.
197 * et-forest.c: Update copyright.
198 * et-forest.h: Update copyright; revamp all function to operate on
200 (et_forest_value): Kill.
201 (et_forest_enumerate_sons, et_forest_node_value): New.
203 Thu Jun 6 22:43:43 CEST 2002 Jan Hubicka <jh@suse.cz>
205 * basic-block.h: Inlude et-forest.h
206 (basic_block_def): Kill dominator.
207 (dominance_info): New type.
208 (loops): Use dominace_info.
209 (dominace handling functions): Take dominace_info as argument
211 (create_preheader): Likewise.
212 * cfg.c (entry_exit_blocks): Kill dominator.
213 (dump_flow_info): Do not dump dominators.
214 * cfglayout.c (cleanup_unconditonal_jumps): Delete deleted block from
216 * cfgloop.c (flow_pre_header_find): Use dominacne_info.
217 (flow_loops_pre_header_scan, make_forwarder_block,
218 canonicale_loop_headers, flow_loops_find): Likewise.
219 * dominance.c: Include error.h
220 (idoms_to_doms): Kill.
221 (bb_hash_func, bb_eq_func): New static functions.
222 (debug_dominace_info): New global function.
223 (calculate_dominance_info): Use new et forest structure.
224 (free_dominace_info, get_immediate_dominator, set_immediate_dominator,
225 get_dominated_by, redirect_immediate_dominators,
226 nearest_common_dominator, dominated_by_p, verify_dominators,
227 recount_dominator, iterate_fix_dominators, add_to_dominace_info,
228 delete_from_dominance_info): New global functions.
229 * gcse.c (domnators): CHange to dominance_info.
230 (alloc_hoist_mem): Do not alloc dominators
231 (free_code_hoist_mem): Use free_dominance_info.
232 (compute_code_hoist_data): Use dominance_info.
233 (hoist_code): Likewise.
234 * ifcvt.c (post_dominators): Likewise.
235 (find_if_case_2, if_convert): Likewise.
236 * predict.c (process_note_predictions, process_note_prediction,
237 estimate-probability): Likewise.
238 * sched-rgn.c (find_rgns, init_regions): Likewise.
239 * ssa-dce.c (find_all_control_dependences, fint_control_depemndence,
240 find_pdom, delete_insn_bb, ssa_eliminate_dead_code): Likewise.
241 * ssa.c (compute_dominance_frontiers_1, rename_block, rename_registers,
242 find_evaluations, convert_to_ssa): Likewise.
243 * ssa.h (compute_dominance_frontiers): Likewise.
245 Thu Jun 6 22:57:34 CEST 2002 Pavel Nejedly <bim@atrey.karlin.mff.cuni.cz>
247 * Makefile.in (et-forest.c): Add.
248 * et-forest.c: New file.
249 * at-forest.h: New file.
251 2002-06-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
253 * c-decl.c (c_decode_option): Use ARRAY_SIZE in lieu of explicit
254 array size calculation.
255 * gengtype.c (NUM_BASE_FILES, create_file, write_gc_root):
258 * diagnostic.c (diagnostic_kind_text): Const-ify.
259 * gengtype.c (lang_names): Likewise.
261 Thu Jun 20 17:25:29 CEST 2002 JAn HUbicka <jh@suse.cz>
263 * combine.c (subst): Be prepared for simplify_subreg to return VOIDmode.
265 2002-06-20 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
267 * config/sol2.h: New file.
268 * config.gcc (i?86-*-solaris2*): Include it before i386/sol2.h.
269 (sparc64-wrs-vxworks*): Include it before sparc/sol2.h.
270 (sparc-*-chorusos*): Likewise.
271 (sparc-*-elf*): Likewise.
272 (sparc-*-rtems*, sparc-*-rtemself*): Likewise.
273 (sparc64-*-solaris2*, sparcv9-*-solaris2*): Likewise.
274 (sparc-hal-solaris2*): Likewise.
275 (sparc-*-solaris2*): Likewise.
276 (sparclite-*-elf*): Likewise.
277 (sparc86x-*-elf*): Likewise.
278 (sparc64-*-elf*): Likewise.
280 * config/i386/sol2.h (PREFERRED_DEBUGGING_TYPE): Moved to
282 (ASM_SPEC): Override config/sol2.h version for now.
283 Removed obsolete GAS_REJECTS_MINUS_S variant.
284 (WINT_TYPE, WINT_TYPE_SIZE): Moved to config/sol2.h.
285 (HANDLE_PRAGMA_REDEFINE_EXTNAME): Likewise.
286 (TARGET_OS_CPP_BUILTINS): Likewise.
288 (CPP_SPEC): Simplified using new CPP_SUBTARGET_SPEC.
289 (LIB_SPEC, ENDFILE_SPEC, STARTFILE_SPEC, LINK_SPEC): Moved to
291 (SWITCH_TAKES_ARG, STDC_0_IN_SYSTEM_HEADERS): Likewise.
292 (ASM_CPU_SPEC): Define.
293 (SUBTARGET_EXTRA_SPECS): Define.
295 * config/sparc/sol2-bi.h (LONG_DOUBLE_TYPE_SIZE): Removed, already
296 in config/sparc/sol2.h.
297 (ASM_SPEC): Moved to config/sol2.h.
298 (CPP_CPU_SPEC): Simplified.
299 (STARTFILE_SPEC32): Likewise, renamed to STARTFILE_ARCH32_SPEC for
301 (STARTFILE_SPEC64): Renamed to STARTFILE_ARCH64_SPEC.
302 (STARTFILE_ARCH_SPEC): Use new names STARTFILE_ARCH32_SPEC,
303 STARTFILE_ARCH64_SPEC.
304 (STARTFILE_SPEC): Moved to config/sol2.h
305 (SUBTARGET_EXTRA_SPECS): Add startfile_arch.
306 (LINK_ARCH32_SPEC): Moved to config/sol2.h.
307 (LINK_ARCH64_SPEC): Simplified.
308 (LINK_ARCH_SPEC): Redefined config/sol2.h version for 64-bit support.
309 (LINK_SPEC): Moved to config/sol2.h
311 * config/sparc/sol2.h (WCHAR_TYPE, WCHAR_TYPE_SIZE): Moved to
313 Use BITS_PER_WORD for size.
314 (WINT_TYPE, WINT_TYPE_SIZE): Likewise.
315 (HANDLE_PRAGMA_REDEFINE_EXTNAME): Likewise.
316 (CPP_PREDEFINES): Removed OS-specific part handled by
317 TARGET_OS_CPP_BUILTINS.
318 (CPP_SUBTARGET_SPEC): Moved to config/sol2.h.
319 (CPLUSPLUS_CPP_SPEC): Removed, handled by TARGET_OS_CPP_BUILTINS.
320 (ASM_SPEC): Moved to config/sol2.h.
321 (PREFERRED_DEBUGGING_TYPE): Likewise.
322 (STARTFILE_SPEC, LIB_SPEC, LINK_SPEC): Likewise.
323 (SWITCH_TAKES_ARG, STDC_0_IN_SYSTEM_HEADERS): Likewise.
324 (TARGET_DEFAULT): Reordered to match config/sparc/sol2-bi.h version.
325 (TRANSFER_FROM_TRAMPOLINE): Moved to config/sol2.h
327 * config.gcc (i?86-*-solaris2*): Removed obsolete gas support.
328 * config/i386/sol2gas.h: Removed.
330 Thu Jun 20 12:14:01 CEST 2002 Jan Hubicka <jh@suse.cz>
332 * i386.md (xorqi_1_slp, xorqi_2_slp): New patterns.
334 2002-05-20 Richard Henderson <rth@redhat.com>
336 * c-common.c (c_common_get_alias_set): Correctly handle characters.
337 Rearrange order of expressions; don't handle vectors here.
338 * alias.c (get_alias_set): Let vectors match their components.
340 2002-06-19 Chris Demetriou <cgd@broadcom.com>
342 * config/mips/mips.c (mips_emit_prefetch): Use hints which
343 match desired locality.
345 2002-06-19 Dhananjay R. Deshpande <dhananjayd@kpit.com>
347 * config/h8300/h8300.c (TARGET_INSERT_ATTRIBUTES): Define.
348 (h8300_insert_attributes): New.
350 2002-06-19 Akim Demaille <akim@epita.fr>
352 * c-parse.in (initelt: identifier ':' initval): Add an empty
353 action to fix a type clash.
354 (aliasdecl, classdef): Add the missing closing `;'.
356 * gengtype-yacc.y (typedef_struct): Add an empty action to preevnt
357 $$ = $1 type clashes.
359 2002-06-19 Eric Christopher <echristo@redhat.com>
361 * config/mips/mips.c (symbol_operand): New function.
362 (mips_emit_prefetch): Ditto.
363 * config/mips/mips-protos.h: Define.
364 * config/mips/mips.h (ISA_HAS_PREFETCH): Define.
365 (CONSTANT_ADDRESS_P): Adjust, use TARGET_GAS.
366 (LEGITIMIZE_ADDRESS): Ditto.
367 * config/mips/mips.md (prefetch, prefetch_si_address,
368 prefetch_si, prefetch_di_address, prefetch_di): New patterns.
370 2002-06-19 Eric Christopher <echristo@redhat.com>
372 * config/fp-bit.h: Add unordered defines for gofast.
374 2002-06-19 Vladimir Makarov <vmakarov@redhat.com>
376 * genautomata.c (DECL_UNIT, DECL_BYPASS, DECL_AUTOMATON,
377 DECL_EXCL, DECL_PRESENCE, DECL_ABSENCE, DECL_RESERV,
378 DECL_INSN_RESERV, REGEXP_UNIT, REGEXP_RESERV, REGEXP_SEQUENCE,
379 REGEXP_REPEAT, REGEXP_ALLOF, REGEXP_ONEOF): New macros with
380 checking and without it.
381 (decl_name, decl_mode_check_failed, regexp_name,
382 regexp_mode_check_failed): New functions.
383 (gen_cpu_unit, gen_query_cpu_unit, gen_bypass, gen_excl_set,
384 gen_presence_set, gen_absence_set, gen_automaton,
385 gen_regexp_repeat, gen_regexp_allof, gen_regexp_oneof,
386 gen_regexp_sequence, gen_reserv, gen_insn_reserv,
387 automaton_decl_hash, automaton_decl_eq_p): Use the macros.
388 (find_automaton_decl): Ditto. Set up mode of work_automaton_decl.
389 (insn_decl_hash, insn_decl_hash, insn_decl_eq_p): Use the macros.
390 (find_insn_decl): Ditto. Set up mode of work_insn_decl.
391 (decl_hash, decl_eq_p): Use the macros.
392 (find_decl): Ditto. Set up mode of work_decl.
393 (process_excls, process_presence_absence, process_decls,
394 check_automaton_usage, process_regexp, process_regexp_decls,
395 check_usage, loop_in_regexp, check_loops_in_regexps,
396 process_regexp_cycles, add_advance_cycle_insn_decl,
397 initiate_states, initiate_excl_sets,
398 initiate_presence_absence_sets, copy_insn_regexp, transform_1,
399 transform_2): Use the macros.
400 (transform_3): Ditto. Check mode before making transformations of
402 (regexp_transform_func, transform_insn_regexps,
403 process_unit_to_form_the_same_automaton_unit_lists,
404 form_the_same_automaton_unit_lists_from_regexp,
405 form_the_same_automaton_unit_lists,
406 process_seq_for_forming_states, process_alts_for_forming_states,
407 create_alt_states, form_ainsn_with_same_reservs, make_automaton,
408 form_arcs_marked_by_insn, NDFA_to_DFA, set_new_cycle_flags,
409 estimate_one_automaton_bound, compare_max_occ_cycle_nums,
410 units_to_automata_heuristic_distr, create_ainsns,
411 units_to_automata_distr, create_automata): Use the macros.
412 (form_regexp): Ditto. Fix typo in access to fields of ALLOF.
413 (longest_path_length, min_issue_delay_pass_states,
414 output_dead_lock_vect, output_tables, output_insn_code_cases,
415 output_internal_insn_latency_func, output_print_reservation_func,
416 output_description, output_automaton_units, generate): Use the
418 (make_insn_alts_attr): Ditto. Check case when there are not
419 alternatives in the reservation.
420 (make_internal_dfa_insn_code_attr, make_default_insn_latency_attr,
421 make_bypass_attr, form_important_insn_automata_lists,
422 expand_automata): Use the macros.
424 2002-06-20 Tim Josling <tej@melbpc.org.au>
426 * Makefile.in: Clean up code to check for misspecified languages
429 2002-06-19 Andrew Pinski <pinskia@physics.uc.edu>
431 * cpptrad.c (_cpp_replacement_text_len): initialize len.
433 2002-06-19 Jason Merrill <jason@redhat.com>
435 * Makefile.in (unstrap, restrap): New targets.
436 (bootstrap): Mention restrap.
438 2002-06-19 Matt Kraai <kraai@alumni.cmu.edu>
440 * except.c (ehl_free): Remove.
442 * doc/tm.texi (TARGET_CPU_CPP_BUILTINS): Correct misnamings of
443 builtin_define and builtin_define_std.
445 2002-06-19 Ian Dall <ian@sibyl.beware.dropbear.id.au>
447 * config/ns32k/ns32k.md: Give "*xxx" names to all unnamed insn's.
448 (sCOND): Restrict operand class so that gcc knows how to reload them.
449 (bitfield_set): Merge two unnamed insn's using alternatives.
450 (call_value): Remove constraint on unused uperand.
451 (udivmodhi4, udivmodsi4, udivmoddihi4_internal): Remove.
452 (udivmoddiqi4_internal, udivmoddihi4, udivmoddiqi4): Remove.
454 * longlong.h (count_trailing_zeros): Escape newline and beautify.
456 2002-06-19 Mark Mitchell <mark@codesourcery.com>
458 * Makefile.in (QMTEST_DIR): Simplify definition.
460 2002-06-19 Nick Clifton <nickc@cambridge.redhat.com>
462 * config/d30v/d30v.h (CUMULATIVE_ARGS): Replace typedef with
465 2002-06-19 Neil Booth <neil@daikokuya.co.uk>
467 * cpphash.h (struct cpp_reader): Make date and time strings.
468 (_cpp_builtin_macro_text, _cpp_copy_replacement_text,
469 _cpp_replacement_text_len): New.
470 * cppinit.c (cpp_create_reader): Update.
471 (init_builtins): Register appropriate builtins for -traditional-cpp.
472 * cppmacro.c (new_number_token): Remove.
473 (_cpp_builtin_macro_text): New.
474 (builtin_macro): Use it.
475 (cpp_macro_definition): Update to handle traditional macros.
476 * cppmain.c (cb_line_change): Don't do column positioning for
478 * cpptrad.c (enum ls): Rename ls_fun_macro to ls_fun_open. New
480 (skip_whitespace): Fix.
481 (maybe_start_funlike): Don't set state.parsing_args.
482 (scan_out_logical_line): Remove duplicate error. Use lex_state
483 rather than state.parsing_args.
484 (push_replacement_text): Handle builtins.
485 (_cpp_replacement_text_len, _cpp_copy_replacement_text): New.
487 2002-06-18 Hans-Peter Nilsson <hp@axis.com>
488 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
490 * config/fp-bit.c (_fpmul_parts, _fpdiv_parts): Mark with
491 attribute __always_inline__.
493 2002-06-18 Bob Wilson <bob.wilson@acm.org>
495 * config/xtensa/xtensa.h (FUNCTION_PROFILER): Respect flag_pic
496 when generating the call to _mcount.
497 (NO_PROFILE_COUNTERS): Define.
499 2002-06-18 Richard Henderson <rth@redhat.com>
501 * print-rtl.c (print_rtx): Adjust NOTE argument numbers for
504 Tue Jun 18 20:53:32 2002 J"orn Rennecke <joern.rennecke@superh.com>
506 * t-sh (MULTILIB_EXCEPTIONS): Set to ml.
507 config/sh/t-linux (MULTILIB_EXCEPTIONS): Clear.
508 * config/sh/t-netbsd (MULTILIB_EXCEPTIONS): Likewise.
509 * config/sh/t-sh64 (MULTILIB_EXCEPTIONS): Likewise.
511 * sh-protos.h (sh_pr_interrupt): Declare.
512 * sh.c (sh_pr_interrupt): New function.
513 (print_operand, calc_live_regs, sh_expand_prologue): Use it.
514 (sh_hard_regno_rename_ok): Likewise.
515 * sh.h (NORMAL_MODE): FP_MODE_NONE for interupt handlers.
517 2002-06-18 Vladimir Makarov <vmakarov@redhat.com>
519 * rtl.def (DEFINE_AUTOMATON): Add description of new options
520 `time' and `v'. Fix incorrect description of option `w'.
522 * doc/md.texi: Ditto.
524 * genautomata.c (TIME_OPTION, V_OPTION): New macros.
525 (gen_automata_option): Process the new options.
526 (transform_2, transform_3): Initialize some variables.
527 (initiate_automaton_gen): Use the new macros.
529 2002-06-18 Richard Sandiford <rsandifo@redhat.com>
531 * config/mips/mips-protos.h (mips_initial_elimination_offset): Declare.
532 (mips_set_return_address, mips_restore_gp): Declare.
533 * config/mips/mips.h (struct mips_frame_info): Move to mips.c
534 (current_frame_info): Remove.
535 (INITIAL_ELIMINATION_OFFSET): Use mips_initial_elimination_offset.
536 * config/mips/mips.c: Remove uses of current_frame_info.
537 (struct mips_frame_info): Moved from mips.h. Remove 'insns_len'.
538 (struct machine_function): Add 'frame' and 'insns_len'.
539 (current_frame_info, zero_frame_info): Remove.
540 (mips_restore_gp, mips_set_return_address): New.
541 (mips_initial_elimination_offset): New.
542 * config/mips/mips.md (exception_receiver): Use mips_restore_gp.
543 (eh_return define_split): Use mips_set_return_address.
545 2002-06-18 Neil Booth <neil@daikokuya.demon.co.uk>
547 * cpplib.c (dtable): Update.
548 (end_directive): Decrement expansion prevention count.
549 Clear state.in_expression.
550 (prepare_directive_trad): Set state.in_expression.
551 Increment expansion prevention count.
552 * cpptrad.c (enum ls): New.
553 (_cpp_overlay_buffer): Set overlaid_buffer.
554 (_cpp_remove_overlay): Use overlaid_buffer.
555 (_cpp_read_logcial_line_trad): Update buffer when it might
557 (scan_out_logical_line): Handle state transitions for assertions
558 and defined() in #if, and for funlike invocations including the
559 directive case. Handle '<' and '>' as a quote mechanism in
560 #include. Warn about unterminated macro invocations.
561 * cpphash.h (struct lexer_state): New member in_expression.
562 (struct cpp_reader): New member overlaid buffer.
564 2002-06-18 Hans-Peter Nilsson <hp@axis.com>
566 * config/cris/arit.c (do_31div, __Udiv, __Umod): Mark prototype
569 2002-06-18 Alan Modra <amodra@bigpond.net.au>
571 * config/ia64/ia64.md (doloop_end_internal): Correct rtl.
573 * doloop.c (doloop_optimize): Extract pattern from insn.
575 2002-06-17 Matt Kraai <kraai@alumni.cmu.edu>
577 * doc/extend.texi (Function Attributes): Remove `,...' from @var.
579 2002-06-17 Jeff Law <law@redhat.com>
581 * libgcc2.c: Do not include symcat.h or machmode.h.
583 2002-06-17 Richard Henderson <rth@redhat.com>
586 * expmed.c (make_tree): Handle SIGN_EXTEND/ZERO_EXTEND.
588 2002-06-17 Tom Tromey <tromey@redhat.com>
590 * dwarfout.c: Include function.h.
592 2002-06-17 Andreas Schwab <schwab@suse.de>
594 * print-rtl.c (print_rtx): Print space before vector, not after.
595 (debug_rtx): Clear sawclose before printing.
596 (debug_rtx_list): Print newline after each list element.
597 (debug_rtx_range): Likewise.
599 2002-06-17 Richard Henderson <rth@redhat.com>
601 * function.h (struct function) [funcdef_no]: Rename profile_label_no.
602 (current_function_funcdef_no): Similarly.
603 * function.c (funcdef_no): Similarly.
604 (prepare_function_start): Set current_function_funcdef_no.
605 (expand_function_start): Don't set current_function_profile_label_no.
606 * dwarf2out.h (current_funcdef_number): Remove.
607 * dwarf2out.c (current_funcdef_number): Remove. Replace with
608 current_function_funcdef_no throughout.
609 * dwarfout.c, vmsdbgout.c: Similarly.
610 * except.c (sjlj_funcdef_number): Remove.
611 (sjlj_emit_function_enter): Use current_function_funcdef_no instead.
612 (output_function_exception_table): Likewise.
613 * final.c (profile_function): Use current_function_funcdef_no
614 instead of current_function_profile_label_no.
616 2002-06-17 Vladimir Makarov <vmakarov@redhat.com>
618 * sched-ebb.c (init_ready_list): Check INSN_P first.
620 Mon Jun 17 17:26:15 2002 J"orn Rennecke <joern.rennecke@superh.com>
622 * sh.md (divsi3): Update way how to find insns in a sequence.
624 * reload1.c (merge_assigned_reloads): Don't change reloads
625 other than RELOAD_FOR_INPUT_ADDRESS / RELOAD_FOR_INPADDR_ADDRESS
626 to RELOAD_OTHER when there are conflicting input reloads.
628 2002-06-17 Richard Earnshaw (rearnsha@arm.com)
630 * function.c (epilogue_done): Correctly build a sequence of insns for
633 2002-06-17 Nick Clifton <nickc@cambridge.redhat.com>
635 * config/fr30/fr30.h (CUMULATIVE_ARGS): Replace typedef with
638 * config/m32r/m32r.md: Replace gen_sequence with get_insns.
640 2002-06-16 Richard Henderson <rth@redhat.com>
642 * config/i386/i386.h (BIGGEST_FIELD_ALIGNMENT): Define instead
643 of ADJUST_FIELD_ALIGN if IN_TARGET_LIBS.
645 2002-06-16 Richard Henderson <rth@redhat.com>
648 * regclass.c (globalize_reg): Update regs_invalidated_by_call.
650 2002-06-16 Neil Booth <neil@daikokuya.demon.co.uk>
652 * config.gcc: Add i386/sysv4-cpp.h; remove i386-aout.h from vxworks.
653 * config/i386/i386-aout.h, config/i386/i386elf.h,
654 config/i386/sysv4.h: Remove CPP_PREDEFINES.
655 * config/i386/linux64.h, config/i386/i386elf.h, config/i386/mach.h,
656 config/i386/netware.h, config/i386/rtemself.h, config/i386/sco5.h,
657 config/i386/sol2.h, config/i386/vsta.h, config/i386/vxi386.h,
658 config/i386/win32.h: Use TARGET_OS_CPP_BUILTINS rather than
659 CPP_PREDEFINES and part of CPP_SPEC.
660 * config/i386/sysv4-cpp.h: New.
662 2002-06-16 Richard Henderson <rth@redhat.com>
665 * dwarf2out.c (modified_type_die): Don't assign the qualified die
666 to the unqualified type.
668 Sun Jun 16 22:16:10 CEST 2002 Jan Hubicka <jh@suse.cz>
670 * i386-protos.h (x86_field_alignment): Declare.
671 * i386.c (x86_field_alignment): Define.
672 * i386.h (ADJUST_FIELD_ALIGNMENT): New.
673 (BIGGEST_FIELD_ALIGNMENT): Kill.
675 2002-06-16 Richard Henderson <rth@redhat.com>
677 * vax.md (casesi): Use emit_jump_insn. Tidy expander pattern.
679 2002-06-16 Richard Henderson <rth@redhat.com>
681 * c-common.c (flag_ms_extensions): Move from c++ front end.
682 * c-common.h (flag_ms_extensions): Declare.
683 * c-decl.c (c_decode_option): Add -fms-extensions.
684 (grokfield): Don't accept anonymous structures in ISO C mode;
685 accept only unnamed anonymous structures in GNU C mode; accept
686 Plan 9 extensions in MS mode.
687 * c-parse.in (SAVE_EXT_FLAGS, RESTORE_EXT_FLAGS): Rename from
688 SAVE/RESTORE_WARN_FLAGS; add flag_iso frobbing; update all callers.
689 (extension): Clear flag_iso.
690 * doc/invoke.texi (C Dialect Options): Add -fms-extensions.
692 2002-06-16 Hans-Peter Nilsson <hp@axis.com>
695 * reorg.c (make_return_insns) [DELAY_SLOTS_FOR_EPILOGUE]: Exit
696 early if current_function_epilogue_delay_list is non-empty.
697 * config/cris/cris.md ("return"): Add sanity check asserting that
698 current_function_epilogue_delay_list is empty.
700 2002-06-16 Jeff Law <law@redhat.com>
702 * emit-rtl.c (gen_rtx_REG): Temporarily turn off automatic
703 sharing of hard registers.
705 * toplev.c (rest_of_compilation): Remove redundant conditional.
707 * toplev.c (rest_of_compilation): Perform a simpler, less costly
708 cleanup of the CFG when not optimizing.
710 2002-06-16 Alan Modra <amodra@bigpond.net.au>
712 * gcc.c (main): Correct startfile_prefix_spec check.
714 2002-06-12 Geoffrey Keating <geoffk@redhat.com>
716 * config.gcc: Revert rth's patch of 2002-05-18. Instead,
717 include both darwin.o and rs6000-c.o.
719 2002-06-15 Roger Sayle <roger@eyesopen.com>
721 * expr.c (compare_from_rtx): Call simplify_relational_operation
722 on all comparisons, not just those between integer constants,
723 with the correct (possibly unsigned) comparison code.
724 (do_compare_rtx_and_jump): Likewise.
726 2002-06-15 John David Anglin <dave@hiauly1.hia.nrc.ca>
728 * Makefile.in (tm_defines): New configuration variable.
729 (cs-config.h, cs-hconfig.h, cs-tconfig.h): Rename DEFINES to XM_DEFINES.
730 Pass tm_defines in TM_DEFINES.
731 (cs-tm_p.h): Rename DEFINES to XM_DEFINES. Pass TM_DEFINES.
732 * config.gcc (tm_defines): New configuration variable.
733 (hppa*-*-* | parisc*-*-*): Use tm_defines instead of pa-700.h and
734 pa-7100.h headers. Change hppa1* scheduling default to 7100LC.
735 * configure.in: Substitute tm_defines.
736 * configure: Rebuilt.
737 * mkconfig.sh: Rename DEFINES to XM_DEFINES. Output TM_DEFINES.
738 * doc/install.texi: Update.
739 * pa/pa-700.h: Delete file.
740 * pa/pa-7100.h: Delete file.
742 2002-06-15 Roger Sayle <roger@eyesopen.com>
744 * fold-const.c (comparison_to_compcode): New function to convert
745 an comparison TREE CODE into a bit-based representation.
746 (compcode_to_comparison): New function to convert from this bit
747 based representation back to a comparison TREE CODE.
748 (fold_truthop): Simplify (x<y) && (x==y) and related composite
751 2002-06-15 Aldy Hernandez <aldyh@redhat.com>
753 * tm.texi (MEMBER_TYPE_FORCES_BLK): Document MODE argument.
755 * stor-layout.c (compute_record_mode): Remove check for
756 FUNCTION_ARG_REG_LITTLE_ENDIAN and VOIDmode when checking for
757 MEMBER_TYPE_FORCES_BLK. Pass new mode field to
758 MEMBER_TYPE_FORCES_BLK.
760 * config/ia64/hpux.h (MEMBER_TYPE_FORCES_BLK): Same.
762 * config/c4x/c4x.h (MEMBER_TYPE_FORCES_BLK): Same.
764 2002-06-14 Jeff Sturm <jsturm@one-point.com>
766 * config/sparc/sparc.h (DYNAMIC_CHAIN_ADDRESS): Add SPARC_STACK_BIAS.
768 2002-06-14 Steve Ellcey <sje@cup.hp.com>
770 * configure.in (USE_UNWIND_EXCEPTIONS): Add support to set
771 USE_UNWIND_EXCEPTIONS if --enable-libunwind-exceptions is set.
772 * configure, config.in: Regenerate.
774 2002-06-14 Eric Botcazou <ebotcazou@multimania.com>
776 * loop.c (check_final_value): Use v->always_executed
777 instead of v->always_computable.
778 * unroll.c (final_giv_value): Don't calculate the final
779 value as a function of the biv if the giv is not computed
780 for every loop iteration.
782 2002-06-14 Eric Botcazou <ebotcazou@multimania.com>
784 * loop.c (for_each_insn_in_loop): Fix formatting and comments.
786 2002-06-14 Eric Botcazou <ebotcazou@multimania.com>
789 * convert.c (convert_to_integer) [LSHIFT_EXPR]: Don't pass
790 the truncation down when the target type is signed.
791 [trunc1]: Use unsigned arithmetic for LSHIFT_EXPR.
792 * fold-const.c (extract_muldiv) [NOP_EXPR]: Don't pass through
793 the conversion if the target type is a smaller type.
795 2002-06-14 Richard Henderson <rth@redhat.com>
797 * fold-const.c (fold) [compare ops]: Move X>=C / X<C transfomation
798 earlier. Re-factor comparisons vs extrema.
800 2002-06-14 Richard Henderson <rth@redhat.com>
802 * config/alpha/alpha.md (builtin_zapnot): Fix op2 mode.
804 2002-06-14 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
806 * rtl.h (SCHED_GROUP_P): Disallow CODE_LABEL, BARRIER and NOTE.
807 * sched-deps.c (add_dependence): Likewise.
808 (group_leader): Likewise.
809 * sched-rgn.c (init_ready_list): Likewise.
810 * doc/rtl.texi: Adjust accordingly.
812 2002-06-13 Jeffrey Law <law@redhat.com>
814 * gcse.c (delete_null_pointer_checks_1): Inform caller if any
815 null pointer checks were eliminated. Update prototype.
816 (delete_null_pointer_checks): Similarly.
817 * rtl.h (delete_null_pointer_checks): Update prototype.
818 * toplev.c (rest_of_compilation): Only run cleanup_cfg if
819 delete_null_pointer_checks deletes one or more null
820 pointer checks. Do not run cleanup_cfg before gcse, the
821 CFG is accurate and optimized at that point..
823 * rs6000.c (rs6000_frame_related): Avoid unwanted sharing
826 2002-06-14 Ulrich Weigand <uweigand@de.ibm.com>
828 * Makefile.in (libgcc.mk): Depend on specs.
830 Fri Jun 14 12:15:11 2002 J"orn Rennecke <joern.rennecke@superh.com>
832 * sh.md (mulsi3): Update way how to find insns in a sequence.
834 Fri Jun 14 12:04:02 2002 Dhananjay R. Deshpande <dhananjayd@kpit.com>
836 * sh.h: Define HARD_REGNO_RENAME_OK
837 * sh.c: sh_hard_regno_rename_ok: New. If current function has
838 interrupt_handler attribute, only registers saved on stack are OK.
839 * sh-protos.h: Declare sh_hard_regno_rename_ok.
841 2002-06-14 Kaz Kojima <kkojima@gcc.gnu.org>
843 * config/sh/sh.md (jump): Emit jump insn.
844 (call_pcrel): Get pattern of the result of gen_call_site.
845 (call_value_pcrel, sibcall_pcrel, GOTaddr2picreg): Likewise.
847 2002-06-14 Neil Booth <neil@daikokuya.demon.co.uk>
849 * cpphash.h (struct cpp_buffer): Remove saved_line_base.
850 * cpptrad.c: Update comments.
851 (skip_whitespace, copy_comment): Take a new parameter.
852 (skip_escaped_newlines): Don't duplicate escaped newline test.
853 (copy_comment): Different location for CUR, decide here how
854 to copy / replace the comment.
855 (skip_whitespace): Copy whitespace.
856 (_cpp_overlay_buffer, _cpp_remove_overlay): Don't play with line_base.
857 (scan_out_logical_line): Let copy comment handle keeping or
859 (scan_parameters, _cpp_create_trad_definition): Update.
861 2002-06-13 Alan Lehotsky <apl@alum.mit.edu>
863 * reload.c (get_secondary_mem,find_reloads_address,
864 find_reloads_address_1): Pass reference to MEM to find_reloads_address
865 so that LEGITIMIZE_RELOAD_ADDRESS will be called.
867 2002-06-13 Jessica Han <jessica@cup.hp.com>
869 * defaults.h (TARGET_VTABLE_ENTRY_ALIGN): New.
870 (TARGET_VTABLE_DATA_ENTRY_DISTANCE): New.
871 * doc/tm.texi: Document them.
872 * config/ia64/ia64.h (TARGET_VTABLE_ENTRY_ALIGN): New.
873 (TARGET_VTABLE_DATA_ENTRY_DISTANCE): New.
874 (TARGET_VTABLE_USES_DESCRIPTORS): 4 word descriptors for 32-bit mode.
875 (ASM_OUTPUT_FDESC): Likewise.
877 2002-06-13 Eric Christopher <echristo@redhat.com>
879 * diagnostic.c (output_format): Fix thinko.
881 Thu Jun 13 22:34:33 2002 J"orn Rennecke <joern.rennecke@superh.com>
883 * config/sh/coff.h (HAS_INIT_SECTION, INVOKE__MAIN): Don't define.
884 (DWARF2_UNWIND_INFO): Define to 0.
886 * config/sh/sh.c (calc_live_regs): Don't use initial_value
887 optimization for PR_MEDIA_REG.
889 2002-06-13 Neil Booth <neil@daikokuya.demon.co.uk>
891 * cpphash.h (_cpp_lex_identifier_trad): Remove.
892 * cpplib.c (end_directive): Don't skip, always remove overlay
894 (prepare_directive_trad): Handle NULL pfile->directive.
895 (_cpp_handle_directive): Always call prepare_directive_trad
897 * cppmain.c (check_multiline_token): Rename account_for_newlines,
899 (scan_translation_unit_trad): Use it.
900 * cpptrad.c (skip_comment): Rename copy_comment, copy comment to
901 output, get escaped newline in comment close correct.
902 (check_output_buffer, skip_whitespace): Update.
903 (_cpp_lex_identifier_trad): Remove.
904 (scan_out_logical_line): Handle -C and comments in directives
907 Thu Jun 13 20:18:38 2002 J"orn Rennecke <joern.rennecke@superh.com>
909 * config.gcc: Add support for sh[234]*-*-elf*, sh[2346lbe]*-*-linux*.
910 * config/sh/linux.h (TARGET_DEFAULT): Use TARGET_CPU_DEFAULT.
911 * sh.h (SELECT_SH1, SELECT_SH2, SELECT_SH3, SELECT_SH3E): New macros.
912 (SELECT_SH4_NOFPU, SELECT_SH4_SINGLE_ONLY, SELECT_SH4): Likewise.
913 (SELECT_SH4_SINGLE, SELECT_SH5_64, SELECT_SH5_64_NOFPU): Likewise.
914 (SELECT_SH5_32, SELECT_SH5_32_NOFPU, SELECT_SH5_COMPACT): Likewise.
915 (SELECT_SH5_COMPACT_NOFPU): Likewise.
916 (TARGET_SWITCHES): Use them.
917 (TARGET_CPU_DEFAULT): Define if not already defined.
918 (TARGET_DEFAULT): Use it.
919 (LINK_DEFAULT_CPU_EMUL): Value now depends on TARGET_CPU_DEFAULT.
920 * config/sh/t-linux (MULTILIB_OPTIONS): Use MULTILIB_ENDIAN.
921 * config/sh/t-monolib: New file.
923 2002-06-13 Roger Sayle <roger@eyesopen.com>
925 * toplev.c (rest_of_compilation): Simplify (and correct) the
926 logic of the first delete-null-pointer-checks pass.
928 Thu Jun 13 18:24:17 CEST 2002 Jan Hubicka <jh@suse.cz>
930 * i386.c (ix86_expand_movstr): Fix pasto.
932 Thu Jun 13 18:18:17 CEST 2002 Jan Hubicka <jh@suse.cz>
934 * reload.c (find_valid_class): Fix thinko in my previous patch.
936 2002-06-13 Ulrich Weigand <uweigand@de.ibm.com>
938 * config/s390/s390.h (TARGET_CPU_CPP_BUILTINS): New macro.
939 * config/s390/linux.h (TARGET_OS_CPP_BUILTINS): New macro.
940 (CPP_PREDEFINES, CPP_SPEC, CPP_ARCH31_SPEC, CPP_ARCH64_SPEC): Remove.
941 (EXTRA_SPECS): Remove cpp_arch31 and cpp_arch64.
943 2002-06-13 Gabriel Dos Reis <gdr@codesourcery.com>
945 * tree-inline.c (expand_call_inline): Don' mess with _DECL
948 2002-06-13 Gabriel Dos Reis <gdr@codesourcery.com>
950 * diagnostic.c (output_format): Recognize "%H" as a format
951 specifier for a location_t.
952 (text_specifies_location): New function.
953 (diagnostic_set_info): Use it.
955 2002-06-13 Jeffrey Law <law@redhat.com>
957 * emit-rtl.c (static_regno_reg_rtx): Define.
958 (init_emit_once): Initialize static_regno_reg_rtx.
959 (init_emit): Copy static_regno_reg_rtx into regno_reg_rtx instead
960 of building new hard reg objects once per function.
961 (gen_rtx_REG): Try to share hard regs.
962 * regclass.c (init_fake_stack_mems): New function broken out from
964 * rtl.h (init_fake_stack_mems): Declare.
965 * toplev.c (lang_independent_init): Call init_regs before
966 init_emit_once. Call init_fake_stack_mems after init_emit_once.
968 * i386.md (extenddfxf2, extenddftf2): Fix typo/thinko.
970 * alias.c (argument_registers): Remove.
971 (init_alias_once): Initialize static_reg_base_value here. Remove
972 initialization of argument_registers.
973 (init_alias_once_per_function): Remove.
974 (init_alias_analysis): Copy all the entries from static_reg_base_value
975 into new_reg_base_value all at once.
976 * rtl.h (init_alias_once_per_function): Remove declaration.
977 * function.c (prepare_function_start): Do not call
978 init_alias_once_per_function.
980 * caller-save.c (init_caller_save): Use gen_rtx_INSN instead of
981 starting a sequence and emitting an INSN.
983 2002-06-13 Richard Sandiford <rsandifo@redhat.com>
985 * config/mips/r3900.h (MIPS_CPU_STRING_DEFAULT): Make lower case.
987 2002-06-13 David S. Miller <davem@redhat.com>
989 * expmed.c (init_expmed): Remove duplicate init of 'reg'.
991 2002-06-13 Neil Booth <neil@daikokuya.demon.co.uk>
993 * cpplib.c (end_directive): Handle line skipping. Only remove
994 the rest of the line if the directive was valid.
995 * cppmacro.c (_cpp_push_text_context): Set NODE_DISABLED when
996 expanding a traditional macro.
997 * cpptrad.c (recursive_macro): New.
998 (read_logical_line_trad): Handle skipping.
999 (scan_out_logical_line): Continue after a successful directive.
1000 Don't expand macros whilst skipping, or if recursing.
1001 (_cpp_create_trad_definition): scan_out_logical_line now sets
1002 the output current position.
1004 2002-06-12 Eric Christopher <echristo@redhat.com>
1006 From Chris Demetriou <cgd@broadcom.com>
1007 * config/mips/mips.h (ISA_HAS_FP4): Add ISA_MIPS64 and fix
1009 (ISA_HAS_MADD_MSUB): Ditto.
1010 (ISA_HAS_NMADD_NMSUB): Ditto.
1012 2002-06-12 Eric Christopher <echristo@redhat.com>
1014 * config.gcc: Consolidate little endian handling and
1015 little/big endian targets.
1016 * config/mips/elfl.h: Remove file.
1017 * config/mips/elfl64.h: Ditto.
1018 * config/mips/ecoffl.h: Ditto.
1019 * config/mips/r3900.h (SUBTARGET_CPP_SPEC): Remove.
1021 2002-06-12 Geoffrey Keating <geoffk@redhat.com>
1023 * gengtype.h (xvasprintf): New prototype.
1024 (xasprintf): New prototype.
1026 (get_output_file): Return an outf_p.
1027 (header_file): Is now an outf_p.
1028 (base_files): Now are outf_p.
1030 * gengtype.c: Replace all output FILE * with outf_p; use oprintf
1031 rather than stdio operations. Use xasprintf in a few places,
1035 (struct filemap): Delete.
1037 (output_files): New.
1039 (create_file): Create an outf_p. Add parameter to indicate output
1040 file name, change all callers.
1041 (open_base_files): Create gtype-desc.c here.
1042 (get_output_file_with_visibility): Rewrite.
1043 (get_output_file_name): Just look at 'name' field in struct outf.
1044 (close_output_files): Rewrite.
1046 2002-06-12 Jason Thorpe <thorpej@wasabisystems.com>
1048 * config/vax/vax.h (MASK_UNIX_ASM, MASK_VAXC_ALIGNMENT)
1049 (MASK_G_FLOAT): Define.
1050 (TARGET_UNIX_ASM, TARGET_VAXC_ALIGNMENT, TARGET_G_FLOAT): Use them.
1051 (TARGET_SWITCHES): Likewise.
1052 (TARGET_DEFAULT): Likewise.
1054 2002-06-12 Daniel Jacobowitz <drow@mvista.com>
1056 * config/mips/elf.h (DWARF2_DEBUG_INFO): Define.
1057 * config/mips/mips.c (mips_output_filename): Don't print a
1058 ".file" directive if we are using DWARF-2.
1059 (mips_output_function_prologue): Do not emit source file
1060 name for TARGET_GAS.
1062 Wed Jun 12 16:45:13 CEST 2002 Jan Hubicka <jh@suse.cz>
1064 * i386.md (shift patterns): Use (TARGET_SHIFT1 || optimize_size) to
1065 decide whether emit the short opcode.
1066 * i386.h (x86_shift1): Declare.
1067 (TARGET_SHIFT1): New macro.
1068 * i386.c (x86_shift1): New global variable.
1070 * toplev.c (rest_of_compilation): Call find_basic_block pre-loop
1071 unconditionally; make loop to rebuild CFG; kill unnecesary
1072 find_basic_block calls; kill compute_bb_for_insn call.
1073 * cfgbuild.c (find_basic_blocks): Kill compute_bb_for_insn call.
1074 * haifa-sched.c (sched_init): Likewise.
1075 * ssa-ccp.c (ssa_const_prop): Likewise.
1076 * ssa-dce.c (ssa_eliminate_dead_code): Likewise.
1078 2002-06-11 David S. Miller <davem@redhat.com>
1080 * emit-rtl.c (emit_*_scope): Only access INSN_SCOPE if
1083 2002-06-11 Richard Henderson <rth@redhat.com>
1085 * c-common.c (builtin_define_type_max): New.
1086 (cb_register_builtins): Define __SCHAR_MAX__, __SHRT_MAX__,
1087 __INT_MAX__, __LONG_MAX__, __LONG_LONG_MAX__, __CHAR_BIT__.
1089 From Joseph S. Myers:
1090 * glimits.h: Rewrite to expect the double underscore definitions
1093 * config/alpha/unicosmk.h, config/avr/avr.h, config/h8300/h8300.h,
1094 config/i386/linux64.h, config/ia64/aix.h, config/ia64/hpux.h,
1095 config/ia64/ia64.h, config/m68hc11/m68hc11.h, config/m68hc11/m68hc12.h,
1096 config/mips/mips.h, config/mmix/mmix.h, config/mn10200/mn10200.h,
1097 config/pa/pa.h, config/rs6000/aix43.h, config/rs6000/aix51.h,
1098 config/rs6000/linux64.h, config/s390/linux.h, config/sh/sh.h,
1099 config/stormy16/stormy16.h: Don't define any of __SHRT_MAX__,
1100 __INT_MAX__, __LONG_MAX__, or __LONG_LONG_MAX__.
1102 2002-06-11 Richard Henderson <rth@redhat.com>
1104 * config/alpha/alpha.c (ALPHA_BUILTIN_THREAD_POINTER): New.
1105 (ALPHA_BUILTIN_SET_THREAD_POINTER): New.
1106 (code_for_builtns): Update.
1107 (alpha_init_builtins): Add __builtin_thread_pointer and
1108 __builtin_set_thread_pointer.
1109 (alpha_expand_builtin): Handle void builtins.
1110 * doc/extend.texi (Alpha Built-in Functions): Update.
1112 2002-06-11 Hans-Peter Nilsson <hp@axis.com>
1115 * config/cris/cris.md ("sleu"): Set attribute "cc" to "none".
1117 2002-06-11 Zack Weinberg <zack@codesourcery.com>
1119 * config.gcc: Make the name of the extra-modes file adjustable
1121 (s390x, strongarm, xscale stanzas): Use this facility.
1122 * configure.in: Update to match.
1123 * configure: Regenerate.
1125 2002-06-11 Aldy Hernandez <aldyh@redhat.com>
1127 * config/rs6000/rs6000.c (rs6000_emit_minmax): Treat unsigned
1128 max/mins as unsigned GE compares.
1130 2002-06-11 Jason Thorpe <thorpej@wasabisystems.com>
1132 * config.gcc (vax-*-bsd*): Add vax/bsd.h to ${tm_file}.
1133 * config/vax/bsd.h: New file.
1134 * config/vax/netbsd.h: Add missing notice.
1135 (CPP_PREDEFINES): Remove.
1136 (TARGET_OS_CPP_BUILTINS): Define.
1137 (CPP_SPEC): Use NETBSD_CPP_SPEC.
1138 * config/vax/openbsd.h: Update copyright years.
1139 (CPP_PREDEFINES): Remove.
1140 (TARGET_OS_CPP_BUILTINS): Define.
1141 * config/vax/ultrix.h: Likewise.
1142 * config/vax/vaxv.h: Likewise.
1143 * config/vax/vms.h: Likewise.
1144 * config/vax/vax.h (TARGET_CPU_CPP_BUILTINS): Define.
1145 (CPP_PREDEFINES, CPP_SPEC): Remove.
1147 Wed Jun 12 01:50:28 CEST 2002 Jan Hubicka <jh@suse.cz>
1149 * i386.md (addqi_1_slp, subqi_1_slp
1150 (andqi_ext0, testqi_ext0): Remove unnecesary check.
1151 (addhi*, addqi*): Simplify "dec" condition.
1152 (testsi to testqi splitters): Remove TARGET_PROMOTE_QImode check.
1153 (and, or, xor to QImode splitters): New.
1156 (xorqi_ext_1): Rename to xorqi_ext_2; bring to sync with and versions.
1157 (andqi_ext_1_rex64): New.
1161 (rotrqi3*_slp): New.
1162 (rotlqi3*_slp): New.
1164 2002-06-11 Geoffrey Keating <geoffk@redhat.com>
1166 * config.gcc (powerpc*-*-*, rs6000-*-*-*): Don't bother including
1168 * config/rs6000/vxppc.h (CPP_ENDIAN_BIG_SPEC): Delete.
1169 (CPP_ENDIAN_LITTLE_SPEC): Delete.
1170 * config/rs6000/sysv4le.h (CPP_ENDIAN_DEFAULT_SPEC): Delete.
1171 * config/rs6000/sysv4.h (CPP_SYSV_SPEC): Delete _SOFT_FLOAT setting,
1172 __LONG_DOUBLE_128__ setting, _CALL_* setting.
1173 (CPP_DEFAULT_SPEC): Delete.
1174 (CPP_FLOAT_DEFAULT_SPEC): Delete.
1175 (CPP_LONGDOUBLE_DEFAULT_SPEC): Delete.
1176 (CPP_SYSV_DEFAULT_SPEC): Delete.
1177 (CPP_ENDIAN_BIG_SPEC): Delete.
1178 (CPP_ENDIAN_LITTLE_SPEC): Delete.
1179 (CPP_ENDIAN_SPEC): Delete.
1180 (CPP_SPEC): Don't include cpp_endian, cpp_cpu.
1181 (SUBTARGET_EXTRA_SPECS): Delete cpp_sysv_default, cpp_endian_default,
1182 cpp_endian, cpp_endian_big, cpp_endian_little, cpp_float_default,
1183 cpp_longdouble_default.
1184 * config/rs6000/softfloat.h: Delete.
1185 * config/rs6000/rs6000.h (CPP_CPU_SPEC): Delete.
1186 (EXTRA_SPECS): Delete cpp_cpu.
1187 (TARGET_CPU_CPP_BUILTINS): New.
1188 * config/rs6000/rs6000-protos.h (rs6000_cpu_cpp_builtins): New
1190 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): New.
1191 * config/rs6000/linux64.h (CPP_PREDEFINES): Remove endianness defines.
1192 (CPP_DEFAULT_SPEC): Delete.
1193 * config/rs6000/eabiaix.h (CPP_SYSV_DEFAULT_SPEC): Delete.
1194 * config/rs6000/darwin.h (CPP_PREDEFINES): Don't define __BIG_ENDIAN__.
1195 * config/rs6000/beos.h (CPP_SPEC): Remove cpp_cpu.
1196 (CPP_DEFAULT_SPEC): Delete.
1197 * config/rs6000/aix51.h (CPP_SPEC): Remove cpp_cpu, -D_ARCH_PPC.
1198 (CPLUSPLUS_CPP_SPEC): Likewise.
1199 (CPP_CPU_SPEC): Delete.
1200 (CPP_DEFAULT_SPEC): Delete.
1201 * config/rs6000/aix43.h (CPP_SPEC): Remove cpp_cpu, -D_ARCH_PPC.
1202 (CPLUSPLUS_CPP_SPEC): Likewise.
1203 (CPP_CPU_SPEC): Delete.
1204 (CPP_DEFAULT_SPEC): Delete.
1205 * config/rs6000/aix41.h (CPP_SPEC): Remove cpp_cpu.
1206 (CPP_DEFAULT_SPEC): Delete.
1207 * config/rs6000/aix.h (CPP_SPEC): Remove cpp_cpu.
1208 (CPP_DEFAULT_SPEC): Delete.
1210 * doc/gty.texi: Small updates.
1212 2002-06-12 Gabriel Dos Reis <gdr@codesourcery.com>
1214 * objc/objc-act.c (warn_with_ivar): Adjust calls to
1215 diagnostic_count_error.
1216 (warn_with_method): Likewise.
1218 * diagnostic.h (warnings_are_errors_message): New field of
1220 (diagnostic_count_error): Rename to diagnostic_count_diagnostic to
1222 * diagnostic.c: Adjust calls to diagnostic_count_error through out.
1223 (diagnostic_count_diagnostic): Make aware of other kinds of
1225 (diagnostic_initialize): Initialize warnings_are_errors_message field.
1227 2002-06-11 Tom Tromey <tromey@redhat.com>
1230 * fold-const.c (fold_convert): Don't modify existing tree's type.
1232 2002-06-11 Geoffrey Keating <geoffk@redhat.com>
1234 * config/rs6000/ppc-asm.h: Remove some Windows NT leftovers.
1236 2002-06-11 Richard Henderson <rth@redhat.com>
1238 * caller-save.c (init_caller_save): Clear INSN_CODE each iteration.
1240 2002-06-11 Richard Henderson <rth@redhat.com>
1242 * defaults.h (EH_FRAME_SECTION_NAME): Don't define if
1243 DWARF2_UNWIND_INFO is false.
1245 2002-06-11 Bob Wilson <bob.wilson@acm.org>
1247 * config/xtensa/t-xtensa (LIBGCC1_TEST, CROSS_LIBGCC1): Delete.
1249 * config/s390/s390.c (emit_prologue): gen_store_multiple
1250 returns an insn now, not a pattern.
1252 2002-06-11 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
1254 * Makefile.in (gccinstall.dvi): Pass absolute pathnames to
1257 Tue Jun 11 21:53:37 CEST 2002 Jan Hubicka <jh@suse.cz>
1259 * i386.c (x86_promote_QImode): Set for Athlon
1260 (x86_fast_prefix): New global variable.
1261 (x86_arch_always_fancy_math_387): Fix formating.
1262 * i386.h (x86_fast_prefix): Declare
1263 (TARGET_FAST_PREFIX): define.
1264 * i386.md (and to strict_low_part, HI to SI
1265 promoting splitter): Use new macro.
1267 * i386.h (RTX_COSTS): float_extend is not for free for SSE.
1269 2002-06-11 Zack Weinberg <zack@codesourcery.com>
1271 * Makefile.in (distclean): Delete junk left in testsuite
1274 2002-06-11 Jeffrey Law <law@redhat.com>
1276 * emit-rtl.c (try_split): Use INSN_LAST, not LAST_INSN to get the
1277 last insn created by the splitter.
1279 * caller-save.c (init_caller_save): Move creation of SAVEINSN
1280 and RESTINSN into into the scope of the sequence.
1282 * mips.c (mips_expand_prologue): Use emit_jump_insn for trivial
1285 * loop.c (loop_regs_scan): Avoid useless generation of REG objects.
1287 * mips.c (function_arg_advance): gen_ashldi3 returns an INSN now,
1288 not the pattern. So extract the pattern from the insn.
1290 * mips.c (embedded_pic_fnaddr_reg): Fix typo.
1292 2002-06-11 Ulrich Weigand <uweigand@de.ibm.com>
1294 * config/s390/s390.md (movsi): Only use floating point
1295 register alternatives when operands are already fprs.
1296 (movdi_31, movdi_64): Likewise.
1298 2002-06-11 David S. Miller <davem@redhat.com>
1300 * emit-rtl.c (try_split): Do not abort on non-INSN_P.
1301 Only run RTX equality checks on INSN_P rtl.
1303 2002-06-11 Ulrich Weigand <uweigand@de.ibm.com>
1305 * config/s390/s390.md (reload_base, ltorg): Remove.
1306 * s390.c (s390_stop_dump_lit_p, s390_dump_literal_pool,
1307 s390_asm_output_pool_prologue, s390_pool_start_insn): Remove.
1308 * s390-protos.h (s390_stop_dump_lit_p, s390_dump_literal_pool,
1309 s390_asm_output_pool_prologue): Likewise.
1310 * s390.h (s390_pool_start_insn): Likewise.
1312 * s390.c (s390_output_symbolic_const): Remove support for
1313 old-style pool chunks.
1314 (s390_function_epilogue): Likewise.
1315 (s390_output_constant_pool): Likewise. Also, fix incorrect
1316 alignment for 64-bit literal pools.
1317 (print_operand_address): Remove 'y' and 'Y' format flags.
1318 * s390.h (ASM_OUTPUT_POOL_PROLOGUE): Remove support for
1319 old-style pool chunks.
1320 (ASM_OUTPUT_SPECIAL_POOL_ENTRY): Likewise.
1321 (ASM_OUTPUT_POOL_EPILOGUE): Remove.
1322 (S390_CHUNK_MAX, S390_CHUNK_OV, S390_POOL_MAX): Remove.
1324 * s390.c (consttable_operand): New function.
1325 * s390-protos.h (consttable_operand): Declare it.
1326 * s390.h (PREDICATE_CODES): Add consttable_operand.
1327 * s390.md (consttable_qi, consttable_hi, consttable_si, consttable_di,
1328 consttable_sf, consttable_df, pool_start_31, pool_end_31,
1329 pool_start_64, pool_end_64, reload_base, reload_base2): New insns.
1330 * s390.c (struct constant, struct constant_pool): New data types.
1331 (constant_modes, gen_consttable): New variables.
1332 (s390_start_pool, s390_end_pool, s390_add_pool,
1333 s390_dump_pool, s390_free_pool): New functions.
1334 (s390_chunkify_pool): Completely reimplement literal pool
1337 * s390.c (s390_pool_overflow): New variable.
1338 * s390.h (s390_pool_overflow): Declare it.
1339 * s390.md (cjump, icjump): Use it to adapt length for out-of-range
1340 jumps in literal pool overflow situations.
1342 * s390.c (s390_decompose_address): Accept new-style pool chunk offsets.
1343 (s390_frame_info): Account for possible use of RETURN_REGNUM
1344 by new literal pool overflow code.
1345 (s390_emit_prologue): Likewise.
1347 2002-06-05 David S. Miller <davem@redhat.com>
1349 Delete SEQUENCE rtl usage outside of reorg and ssa passes.
1350 * rtl.h (gen_sequence, emit_insns, emit_insns_before,
1351 emit_insns_before_scope, emit_insns_after,
1352 emit_insns_after_scope): Delete declaration.
1353 * ada/misc.c (insert_code_for): Use emit_insn* instead of
1355 * config/alpha/alpha.c (alpha_set_memflags_1): Abort on SEQUENCE.
1356 (alpha_set_memflags): Fix comment.
1357 (set_frame_related_p): Use get_insns instead of gen_sequence.
1358 * config/alpha/alpha.md (setjmp receiver splitter): Avoid
1360 * config/arm/arm.c (arm_finalize_pic): Use get_insns instead of
1362 (arm_gen_load_multiple, arm_gen_store_multiple): Likewise.
1363 * config/fr30/fr30.c (fr30_move_double): Likewise.
1364 * config/i386/i386.c (ix86_expand_int_movcc, ix86_expand_movstr):
1366 * config/ia64/ia64.c (spill_restore_mem): Likewise.
1367 * config/ia64/ia64.md (conditional move spliiter): Avoid emitting
1369 * config/m32r/m32r.c (gen_split_move_double): Use get_insns
1370 instead of gen_sequence.
1371 * config/mips/mips.c (embedded_pic_fnaddr_reg): Likewise.
1372 (mips_expand_prologue, mips16_gp_pseudo_reg): Likewise.
1373 * config/sh/sh.c (sh_need_epilogue): Likewise.
1374 * config/sparc/sparc.md (current_function_calls_alloca, flat): New
1376 (setjmp pattern and split): Use them to avoid splitter which emits
1378 * genattrtab.c (main): Emit include of function.h
1379 * config/stormy16/stormy16.c (xstormy16_split_cbranch): Use
1380 get_insns instead of gen_sequence.
1381 * config/cris/cris.c (cris_split_movdx): Likewise.
1382 * emit-rtl.c (emit_insns*): Kill.
1383 (try_split): Expect insn list instead of SEQUENCE.
1384 (make_jump_insn_raw, make_call_insn_raw): Fix comments.
1385 (emit_*insn*): Reimplement to work with INSN lists and PATTERNs.
1386 Make them abort if a SEQUENCE is given and RTL checking is
1388 (emit_*_scope): Don't forget to set scope on final insn.
1389 (gen_sequence): Move from here...
1390 * ssa.c (gen_sequence): To here as private function.
1391 * builtins.c (expand_builtin_apply_args): Use emit_insn_foo, fix
1393 (expand_builtin_return, expand_builtin_mathfn): Likewise.
1394 (expand_builtin_strlen): Use get_insns instead of gen_sequence.
1395 (expand_builtin_saveregs): Use emit_insn_foo, fix comments.
1396 (expand_builtin_expect_jump): Use get_insns and fix comments.
1397 * calls.c (try_to_integrate): Use emit_insn_foo.
1398 (expand_call, emit_library_call_value_1): Likewise.
1399 * expr.c (emit_queue): Handle insn lists instead of SEQUENCE.
1400 (emit_move_insn_1): Use get_insns instead of gen_sequence.
1401 (expand_expr): Use emit_insn_foo.
1402 * cfgrtl.c (commit_one_edge_insertion): Use emit_insn_foo.
1403 * except.c (build_post_landing_pads): Likewise.
1404 * flow.c (attempt_auto_inc): Likewise.
1405 * stmt.c (expand_fixup, fixup_gotos, expand_nl_handler_label,
1406 expand_nl_goto_receivers, expand_decl_cleanup): Likewise.
1407 * function.c (fixup_var_refs_insn): Use get_insns instead of
1409 (fixup_var_refs_1): Likewise and expect insn list from gen_foo.
1410 (fixup_memory_subreg): Use get_insns instead of gen_sequence.
1411 (fixup_stack_1, purge_addressof_1, expand_main_function,
1412 get_arg_pointer_save_area): Likewise.
1413 (optimize_bit_field, instantiate_virtual_regs_1, assign_parms,
1414 expand_function_end): Use emit_insn_foo.
1415 (record_insns, keep_stack_depressed): Work with insn list instead
1416 of SEQUENCE, fix comments.
1417 * ifcvt.c (noce_emit_store_flag, noce_try_store_flag,
1418 noce_try_store_flag_constants, noce_try_store_flag_inc,
1419 noce_try_store_flag_mask, noce_emit_cmove, noce_try_cmove_arith,
1420 noce_try_minmax, noce_try_abs): Use emit_insn_foo.
1421 (noce_process_if_block): Use get_insns instead of gen_sequence.
1422 * optabs.c (add_equal_note): Work with insn list, fix comments.
1423 (expand_binop): Expect insn list from GEN_FCN(), use emit_insn_foo.
1424 (expand_unop, expand_complex_abs, expand_unop_insn,
1425 expand_no_conflict_block): Likewise.
1426 (gen_move_insn): Use get_insns instead of gen_sequence.
1427 (gen_cond_trap): Likewise.
1428 * integrate.c (copy_rtx_and_substitute): Likewise.
1429 (emit_initial_value_sets): Use emit_insn_foo.
1430 * reload1.c (emit_output_reload_insns, emit_reload_insns): Likewise.
1431 (fixup_abnormal_edges): Avoid losing REG_NOTES more intelligently
1432 now that RTL generators give insn lists.
1433 * sibcall.c (replace_call_placeholder): Use emit_insn_foo.
1434 * doloop.c (doloop_modify, doloop_modify_runtime): Use get_insns
1435 instead of gen_sequence.
1436 (doloop_optimize): Work with insn lists instead of SEQUENCE rtl.
1437 * explow.c (emit_stack_save, emit_stack_restore): Use get_insns
1438 instead of gen_sequence.
1439 * loop.c (move_movables, emit_prefetch_instructions,
1440 gen_add_mult, check_dbra_loop, gen_load_of_final_value):
1442 (loop_regs_update): Work with insn list instead of SEQUENCE rtl.
1443 (product_cheap_p): Likewise, and add commentary about RTL wastage
1445 * lcm.c (optimize_mode_switching): Use get_insns instead of
1447 * profile.c (gen_edge_profiler): Likewise.
1448 * regmove.c (copy_src_to_dest): Likewise.
1449 * reg-stack.c (compensate_edge): Likewise and fix comment.
1450 * gcse.c (process_insert_insn): Likewise.
1451 (insert_insn_end_bb): Work with insn list instead of SEQUENCE rtl.
1452 * jump.c (delete_prior_computation): Update comment.
1453 * genemit.c (gen_expand, gen_split, main): Use get_insns instead
1454 of gen_sequence, update comments to match.
1455 * recog.c (peephole2_optimize): Work with insn lists instead of
1457 * sched-vis.c (print_pattern): Abort on SEQUENCE.
1458 * unroll.c (unroll_loop, find_splittable_givs, final_giv_value):
1459 Use get_insns instead of gen_sequence.
1460 (copy_loop_body): Likewise and don't emit dummy NOTE.
1461 * genrecog.c: Don't mention SEQUENCE rtl in comments.
1462 * combine.c (try_combine): Expect insn lists from split generator.
1463 * reorg.c (relax_delay_slots): Emit SEQUENCE into insn list by
1466 2002-06-11 Roger Sayle <roger@eyesopen.com>
1467 Andreas Jaeger <aj@suse.de>
1469 * cfgbuild.c: Update copyright years.
1471 2002-06-11 Andreas Schwab <schwab@suse.de>
1473 * config/m68k/m68k.h (PREDICATE_CODES): Define.
1475 2002-06-11 Eric Christopher <echristo@redhat.com>
1477 * doc/tm.texi (Run-time Target): Add comment about flag_iso
1479 * config/mips/ecoff.h (CPP_PREDEFINES): Remove.
1480 * config/mips/ecoffl.h: Ditto.
1481 * config/mips/elf64.h (SUBTARGET_CPP_SPEC): Remove.
1482 (CPP_PREDEFINES): Ditto.
1483 * config/mips/elfl64.h: Ditto.
1484 * config/mips/elfl.h: Ditto.
1485 * config/mips/iris3.h (CPP_PREDEFINES, SUBTARGET_CPP_SPEC): #if 0
1486 out until irix header consolidation.
1487 * config/mips/iris5.h (CPP_PREDEFINES, SUBTARGET_CPP_SPEC): Replace
1488 with SUBTARGET_OS_CPP_BUILTINS.
1489 * config/mips/iris6.h: Ditto.
1490 (CPLUSPLUS_CPP_SPEC): Remove.
1491 * config/mips/linux.h: Ditto.
1492 * config/mips/netbsd.h: Ditto.
1493 * config/mips/openbsd.h: Ditto.
1494 * config/mips/rtems.h: Ditto.
1495 * config/mips/rtems64.h: Ditto.
1496 * config/mips/sni-svr4.h: Ditto.
1497 * config/mips/mips.h (ISA_MIPS1, ISA_MIPS2, ISA_MIPS3, ISA_MIPS4,
1498 ISA_MIPS32, ISA_MIPS64): New defines.
1499 (GENERATE_MULT3_SI, HAVE_SQRT_P, ISA_HAS_64BIT_REGS,
1500 ISA_HAS_BRANCHLIKELY, ISA_HAS_CONDMOVE, ISA_HAS_8CC, ISA_HAS_FP4,
1501 ISA_HAS_COND_TRAP, ISA_HAS_MADD_MSUB, ISA_HAS_NMADD_NMSUB,
1502 ISA_HAS_CLZ_CLO, ISA_HAS_DCLZ_DCLO): Use.
1503 (TARGET_CPU_CPP_BUILTINS): Define.
1504 (CPP_PREDEFINES, LONG_MAX_SPEC, CPP_FPR_SPEC, CPP_SPEC): Remove.
1505 * config/mips/mips.md (mulsi3_mult3): Use ISA_MIPS32/64.
1506 (movdicc): Remove check for ISA_MIPS32.
1507 (bunordered, bordered, bungt, bunlt, buneq, bunge, bunle,
1508 sunordered_df, sunordered_sf, sordered_df, sordered_sf,
1509 sunlt_df, sunlt_sf, sungt_df, sungt_sf, suneq_df, suneq_sf, sunge_df,
1510 sunge_sf, sunle_df, sunle_sf): New patterns.
1512 2002-06-11 Neil Booth <neil@daikokuya.demon.co.uk>
1514 * Makefile.in: Update cppmain.o.
1515 * cpphash.h (struct cpp_reader): Move some members to a
1517 (trad_line): Rename saved_line.
1518 (_cpp_read_logical_line_trad): Update.
1519 (_cpp_remove_overlay): New.
1520 * cppinit.c (cpp_create_reader): No need to set saved_line.
1521 (cpp_destroy): Update.
1522 (cpp_read_main_file): Only overlay if compiling.
1523 * cpplex.c (continue_after_nul): Return false if in directive.
1524 * cpplib.c (EXPAND): New.
1525 (directive_table, SEEN_EOL): Update.
1526 (end_directive): Remove overlay if traditional; don't skip
1527 line in traditional #define.
1528 (prepare_directive_trad): New.
1529 (_cpp_handle_directive, run_directive): Update for traditional
1531 (lex_macro_node): Simplify, don't use lex_identifier_trad.
1532 * cpplib.h (struct options): Add preprocess_only.
1533 * cppmain.c: Don't include intl.h.
1534 (cpp_preprocess_file): Set options->preprocess_only.
1535 (scan_translation_unit_trad): Fix, and print line numbers.
1536 * cpptrad.c (check_output_buffer, lex_identifier, scan_parameters,
1537 maybe_start_funlike, scan_out_logical_line, replace_args_and_push,
1538 save_replacement_text, _cpp_create_trad_definition): Update for
1540 (_cpp_overlay_buffer): Save line number.
1541 (_cpp_remove_overlay): Rename from restore_buff, restore line.
1542 (_cpp_read_logical_line_trad): Don't handle overlays here.
1543 (scan_out_logical_line): Process directives.
1545 2002-06-11 Danny Smith <dannysmith@users.sourforge.net>
1547 * gthr-win32.h: Wrap functions in extern "C".
1548 (__gthread_key_t): Typedef as unsigned long,
1550 (__GTHREAD_ONCE_INIT): Use 0, not win32 FALSE.
1551 (__gthread_mutex_t): Typedef as void*, not win32 HANDLE.
1552 (__gthr_win32_once, __gthr_win32_key_create,
1553 __gthr_win32_key_delete, __gthr_win32_getspecific,
1554 __gthr_win32_setspecific, __gthr_win32_mutex_init_function,
1555 __gthr_win32_mutex_lock,__gthr_win32_mutex_trylock,
1556 __gthr_win32_mutex_unlock): Declare.
1557 (__gthread_once,__gthread_key_create,
1558 __gthread_key_delete, __gthread_getspecific,
1559 __gthread_setspecific, __gthread_mutex_init_function,
1560 __gthread_mutex_lock,__gthread_mutex_trylock,
1561 __gthread_mutex_unlock): Call corresponding
1562 __gthr_win32_* extern implementations if #defined
1563 __GTHREAD_HIDE_WIN32API.
1564 * config/i386/t-mingw32 (LIB2FUNCS_EXTRA): Set to
1565 $(srcdir)/config/i386/gthr-win32.c
1566 * config/i386/gthr-win32.c: New implementation file.
1567 (__gthr_win32_once, __gthr_win32_key_create,
1568 __gthr_win32_key_delete, __gthr_win32_getspecific,
1569 __gthr_win32_setspecific, __gthr_win32_mutex_init_function,
1570 __gthr_win32_mutex_lock,__gthr_win32_mutex_trylock,
1571 __gthr_win32_mutex_unlock): New functions, based on
1572 static inlines in gthr-win32.h.
1574 2002-06-10 Bob Wilson <bob.wilson@acm.org>
1576 * config/xtensa/xtensa.c (override_options): Don't warn about
1577 using -fpic or -fPIC when PIC is enabled by default.
1579 2002-06-10 Roger Sayle <roger@eyesopen.com>
1581 * toplev.c (rest_of_compilation): Revert flag_if_conversion change.
1583 2002-06-10 Zack Weinberg <zack@codesourcery.com>
1585 * Makefile.in (MACHMODE_H): Add @extra_modes_file@.
1586 * configure.in: If $srcdir/config/${cpu_type}/${cpu_type}-modes.def
1587 exists, substitute its pathname as @extra_modes_file@, define
1588 EXTRA_MODES_FILE to be an appropriate string to #include it
1589 with, and define EXTRA_CC_MODES to 1.
1591 * machmode.def: Update comments. Include EXTRA_MODES_FILE if
1592 it's defined. Get rid of redundancy in calling sequence for
1593 CC; don't use it to define CCmode, to avoid a warning.
1594 * libgcc2.c: Include symcat.h for the sake of machmode.def.
1596 * arc-modes.def, arm-modes.def, c4x-modes.def, i386-modes.def,
1597 i960-modes.def, ia64-modes.def, m88k-modes.def, mmix-modes.def,
1598 pa-modes.def, pdp11-modes.def, rs6000-modes.def, sparc-modes.def:
1600 * arc.h, arm.h, c4x.h, i386.h, i960.h, ia64.h, m88k.h, mmix.h,
1601 pa.h, pdp11.h, rs6000.h, sparc.h: Don't define EXTRA_CC_MODES.
1603 * doc/sourcebuild.texi, doc/tm.texi: Document new scheme for
1604 defining extra CC modes.
1606 2002-06-10 Roger Sayle <roger@eyesopen.com>
1607 Andreas Jaeger <aj@suse.de>
1609 * cfgrtl.c (create_basic_block_structure): Remove index argument
1610 and use last_basic_block++ instead. (create_basic_block): Update.
1611 * cfgbuild.c (find_basic_blocks_1): Likewise.
1613 * cfgrtl.c (compute_bb_for_insn): Remove unused "max" argument.
1614 * haifa-sched.c (sched_init): Update compute_bb_for_insn caller.
1615 * sched-ebb.c (schedule_ebbs): Likewise.
1616 * sched-rgn.c (schedule_insns): Likewise.
1617 * ssa-ccp.c (ssa_const_prop): Likewise.
1618 * ssa-dcs.c (ssa_eliminate_dead_code): Likewise.
1619 * toplev.c (rest_of_compilation): Likewise.
1620 * config/ia64/ia64.c (ia64_reorg): Likewise.
1622 2002-06-10 Roger Sayle <roger@eyesopen.com>
1624 * simplify-rtx.c (simplify_replace_rtx): Allow replacement
1625 of matching registers.
1627 2002-06-10 Roger Sayle <roger@eyesopen.com>
1629 * toplev.c (rest_of_compilation): Disable early if-conversion pass.
1630 * gcse.c (bypass_conditional_jumps): Fix typo in setcc test.
1632 2002-06-10 Hans-Peter Nilsson <hp@bitrange.com>
1634 * config/mmix/mmix.h: Improve comments.
1635 (CPP_SPEC, CPP_PREDEFINES): Don't define.
1636 (TARGET_CPU_CPP_BUILTINS): Define.
1637 (CANONICALIZE_COMPARISON): Don't define, replace with comment.
1638 (PREDICATE_CODES) <"mmix_reg_or_8bit_or_256_operand">: Remove
1640 * config/mmix/mmix.c (MMIX_OUTPUT_REGNO): Add cast to avoid
1642 (mmix_constant_address_p): Remove another
1643 redundant test before case.
1644 (mmix_canonicalize_comparison): Remove unused function.
1645 (mmix_print_operand_address): Don't test and adjust for operand in
1646 non-canonical format.
1647 (mmix_reg_or_8bit_or_256_operand): Remove unused predicate.
1648 (mmix_gen_compare_reg): Don't use CANONICALIZE_COMPARISON.
1650 2002-06-10 Zack Weinberg <zack@codesourcery.com>
1652 * config/m32r/m32r.h: Don't define SELECT_CC_MODE.
1653 * config/m32r/m32r-protos.h: Don't prototype m32r_select_cc_mode.
1654 * config/m32r/m32r.c: Don't define m32r_select_cc_mode.
1655 (gen_compare): Use CCmode unconditionally.
1657 2002-06-10 Jakub Jelinek <jakub@redhat.com>
1659 PR optimization/6759
1660 * cse.c (cse_insn): Fold src_eqv just once, store it folded back into
1663 2002-06-10 Jakub Jelinek <jakub@redhat.com>
1666 * c-decl.c (grokfield): Allow user defined types if they declare
1667 structs or unions for unnamed fields.
1669 2002-06-10 Jakub Jelinek <jakub@redhat.com>
1672 * print-rtl.c (print_mem_expr): Don't crash on unnamed fields.
1674 2002-06-10 Jakub Jelinek <jakub@redhat.com>
1676 PR optimization/6842
1677 * combine.c (combine_simplify_rtx) [SUBREG]: Don't ICE if VOIDmode
1678 operand subreg cannot be simplified.
1680 2002-06-10 Jakub Jelinek <jakub@redhat.com>
1682 * varasm.c (const_hash): Handle FDESC_EXPR like ADDR_EXPR.
1683 (compare_constant): Likewise.
1684 (output_addressed_constants): Likewise.
1686 2002-06-10 Jakub Jelinek <jakub@redhat.com>
1688 * cfgcleanup.c (try_optimize_cfg): Make sure merge_blocks doesn't
1689 merge bb with itself.
1691 2002-06-10 Richard Henderson <rth@redhat.com>
1693 * config/alpha/alpha.md (builtin_zap): Fix thinkos expanding mask.
1694 (builtin_zapnot): Likewise.
1696 * config/alpha/ev5.md: Don't combine shift and mvi insns in one
1699 2002-06-10 Eric Christopher <echristo@redhat.com>
1701 * config/i386/i386.c (ix86_osf_output_function_prologue): Remove
1702 prototype and function.
1703 (TARGET_ASM_FUNCTION_PROLOGUE): Remove OSF version.
1704 (call_insn_operand): Remove half pic references.
1705 (legitimate_address_p): Ditto.
1706 * config/i386/i386.h: Remove half pic defines.
1708 2002-06-10 Eric Christopher <echristo@redhat.com>
1710 * doc/extend.texi (Return Address): Add note explaining the side-
1711 effects of inlining on __builtin_return_address.
1713 2002-06-10 Tom Tromey <tromey@redhat.com>
1715 * Makefile.in (LANGHOOKS_DEF_H): Include langhooks-def.h.
1716 (c-common.o): Depend on langhooks.h.
1718 2002-06-10 Neil Booth <neil@daikokuya.demon.co.uk>
1720 * cpphash.h (_cpp_read_logical_line_trad,
1721 _cpp_expansions_different_trad): Update prototypes.
1722 * cpplex.c (continue_after_nul): New.
1723 * cppmain.c: Include cpphash.h.
1724 (scan_translation_unit_trad): New.
1725 (cpp_preprocess_file): Call it.
1726 * cpptrad.c (_cpp_read_logical_line_trad): Take new parameter
1728 (_cpp_expansions_different_trad): Update prototype.
1730 Mon Jun 10 18:02:24 2002 J"orn Rennecke <joern.rennecke@superh.com>
1732 Fix cfi generation for SH[1-4]:
1734 * sh.c (frame_insn): New function.
1735 (output_stack_adjust): Add parameter emit_fn. All callers changed.
1736 (push): Now returns rtx. Use frame_insn.
1737 (sh_expand_prologue): Clear RTX_FRAME_RELATED_P for second push
1739 * sh.h (INCOMING_RETURN_ADDR_RTX, DWARF_FRAME_RETURN_COLUMN): Define.
1741 2002-06-10 Zack Weinberg <zack@codesourcery.com>
1743 * Makefile.in (STAGESTUFF): Add s-gtype, gt-*.h, gtype-*.h,
1745 (mostlyclean): Delete specs.h, options.h, gencheck.h here...
1746 (distclean): ... not here. But do delete all testsuite/*.log,
1747 testsuite/*.sum files here. Delete mkheaders. Delete
1748 po/*.gmo and the testsuite directory in a split tree build.
1750 2002-06-10 Jeffrey Law <law@redhat.com>
1752 * alias.c (static_reg_base_value): New to hold RTL for
1753 items allocated once per function for the aliasing code.
1754 (init_alias_once_per_function): Initialize static_reg_base_value.
1755 (init_alias_analysis): Avoid throw-away allocations of RTL by
1756 using pre-computed values in static_reg_base_value.
1757 * function.c (prepare_function_start): Call
1758 init_alias_once_per_function appropriately.
1759 * rtl.h (init_alias_once_per_function): Declare.
1760 * caller-save (init_caller_save): Restructure slightly to
1761 avoid lots of silly RTL generation.
1762 * expr.c (init_expr_once): Likewise.
1763 * reload1.c (reload_cse_regs_1): Allocate throw-away register
1764 RTL object here. Pass it into children.
1765 (reload_cse_simplify_operands): Use passed-in register RTL
1767 (reload_cse_simplify): Pass through throw-away register
1770 2002-06-10 Daniel Berlin <dberlin@dberlin.org>
1772 * Makefile.in (ssa.o): Add dependency on $(RTL_H), which was missing.
1774 2002-06-10 Richard Sandiford <rsandifo@redhat.com>
1776 * gcc.c (process_command): Avoid assignment to read-only location.
1777 Fix sizeof calculation.
1779 2002-06-10 Neil Booth <neil@daikokuya.demon.co.uk>
1781 * cpphash.h (struct cpp_macro): Put comments on their own lines.
1782 (_cpp_expansions_different_trad): New.
1783 * cppmacro.c (warn_of_redefinition): Fix for traditional case.
1784 * cpptrad.c (canonicalize_text): New.
1785 (scan_out_logical_line): Handle no arguments correctly.
1786 (save_replacement_text): Commit memory when finished.
1787 (_cpp_expansions_different_trad): New.
1789 2002-06-10 Tim Josling <tej@melbpc.org.au>
1791 * gengtype.c (unnamed enum containing BASE_FILE_*): Add languages
1793 (lang_names): Add treelang and cobol.
1794 (get_file_basename): Add code to support treelang and cobol as
1795 4th and 5th users of c-common.c.
1797 2002-06-09 Geoffrey Keating <geoffk@redhat.com>
1799 * Makefile.in (install-driver): Install driver as
1800 $(target_alias)-gcc-$(version).
1801 * gcc.c (spec_version): Make const.
1802 (process_command): Handle -V and -b by using exec.
1803 * doc/invoke.texi (Target Options): Restore -V option,
1804 update docs for -b option.
1806 2002-06-10 Tim Josling <tej@melbpc.org.au>
1808 * configure.in (remaining_languages_check):
1809 Added check that all languages specified were found.
1810 Exit if not found. Previous behaviour was silent failure.
1811 * configure: Regenerated.
1813 2002-06-10 Tim Josling <tej@melbpc.org.au>
1815 First steps to making treelang documentation compliant, based on
1816 instructions in sourcebuild.texi. Also add to gcc.c list of
1819 * doc/contrib.texi: Add self as contributor of treelang.
1821 * doc/frontends.texi: Add mention of treelang.
1823 * doc/invoke.texi (Overall Options): Add mention of treelang.
1825 * doc/standards.texi: Add mention of treelang.
1827 2002-06-09 Hans-Peter Nilsson <hp@axis.com>
1829 * config/cris/cris.c: Include ggc.h
1831 2002-06-09 Neil Booth <neil@daikokuya.demon.co.uk>
1833 * cpphash.h (_cpp_push_text_context): Update.
1834 (_cpp_arguments_ok): New.
1835 * cppmacro.c (_cpp_arguments_ok): New, split out from...
1836 (collect_args): ...here.
1837 (_cpp_push_text_context): Change inputs.
1838 * cpptrad.c (struct fun_macro, maybe_start_funlike, save_argument,
1839 replace_args_and_push): New.
1840 (lex_identifier, _cpp_lex_identifier_trad, scan_parameters):
1841 Don't use IS macros directly.
1842 (scan_out_logical_line): Handle function-like macro argument
1844 (push_replacement_text): Update.
1845 (replacement_length): Remove.
1846 (_cpp_create_trad_definition): Don't skip whitespace before
1849 2002-06-09 Marek Michalkiewicz <marekm@amelek.gda.pl>
1851 * config/avr/avr.c (avr_mcu_types): Update for new devices.
1852 * config/avr/avr.h (TARGET_SWITCHES, AVR_MEGA): Add -mshort-calls.
1853 (LINK_SPEC, CRT_BINUTILS_SPECS): Update for new devices.
1854 * config/avr/avr.md ("type" and "length" attributes): New type
1855 "xcall", length 1 or 2 if AVR_MEGA. Use in all patterns that
1856 output a single "call" or "rcall" insn depending on device size.
1857 * config/avr/t-avr (MULTILIB_MATCHES): Update for new devices.
1859 2002-06-09 David Edelsohn <edelsohn@gnu.org>
1861 * config/rs6000/{aix43.h,aix5.1} (ASM_CPU_SPEC): Add power3
1862 synonym for 630. Add power4. Remove embedded processors. Use -m604
1864 (CPP_CPU_SPEC): Add power3 and power4.
1865 (PROCESSOR_DEFAULT): Change to 604e.
1866 * config/rs6000/rs6000.h (ASM_CPU_SPEC): Similar additions.
1867 (CPP_CPU_SPEC): Similar additions.
1868 (enum process_type): Add POWER4.
1869 (RTX_COSTS): Add POWER4.
1870 (CPP_CPU_SPEC): Similar additions.
1871 * config/rs6000/linux64.h (PROCESSOR_DEFAULT): Define.
1872 (PROCESSOR_DEFAULT64): Define.
1873 * config/rs6000/rs6000.c (rs6000_override_options): Add power4.
1874 (rs6000_adjust_cost): Add 603, 604, 604e, 620, 630, Power4 to
1876 (rs6000_issue_rate): Add Power4.
1877 * config/rs6000/rs6000.md (cpu attr): Add power4.
1878 (iu compare): Remove 604, 604e, 620, 630.
1879 Add basic Power4 scheduling information.
1880 (mfcr/mtcrf): Change type attribute to cr_logical.
1882 2002-06-08 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1884 * gengtype.h (error_at_line): Use PARAMS, not VPARAMS. Add
1886 * gengtype-lex.l: Fix format specifier warning.
1888 * genautomata.c: Don't include ctype.h or limits.h. Use ISSPACE,
1890 * gengtype-lex.l: Don't include ctype.h and use ISSPACE/ISIDNUM in
1891 lieu of isspace/IDchar.
1892 * gengtype.c: Likewise for ctype.h and ISALNUM vs isalnum.
1893 * read-rtl.c: Likewise for ctype.h. Don't define ISDIGIT or
1896 2002-06-08 Zack Weinberg <zack@codesourcery.com>
1898 * Makefile.in (LIBCPP_OBJS): Take out version.o.
1899 * cpphash.h (cpp_reader): Take out print_version member.
1900 * cppinit.c: (cpp_handle_option): Don't do anything with
1901 -version. Just set help_only for --version, --target-help.
1902 Just set verbose option for -v.
1903 (cpp_post_options): Don't print a version string.
1905 2002-06-08 Marek Michalkiewicz <marekm@amelek.gda.pl>
1907 * config/avr/avr.c (TARGET_SECTION_TYPE_FLAGS): New.
1908 (avr_section_type_flags): New, handle .noinit* sections.
1910 2002-06-08 Jason Thorpe <thorpej@wasabisystems.com>
1912 * config/sh/netbsd-elf.h (SUBTARGET_EXTRA_SPECS): Define
1913 and include netbsd_entry_point.
1914 (SUBTARGET_LINK_SPEC): Define as NETBSD_LINK_SPEC_ELF.
1915 (NETBSD_ENTRY_POINT): Define.
1917 2002-06-08 Jason Thorpe <thorpej@wasabisystems.com>
1919 * config/sh/sh.h (SUBTARGET_EXTRA_SPECS): Define empty
1920 if not already defined.
1921 (EXTRA_SPECS): Add SUBTARGET_EXTRA_SPECS.
1923 2002-06-08 Marek Michalkiewicz <marekm@amelek.gda.pl>
1925 * config/avr/avr.c (avr_regs_to_save): No need to save any registers
1926 in a noreturn function.
1927 (avr_output_function_prologue, avr_output_function_epilogue):
1928 Correct function size calculation. Do not crash on empty function.
1929 (avr_output_function_epilogue): No need for epilogue after a BARRIER.
1931 2002-06-08 Jason Thorpe <thorpej@wasabisystems.com>
1933 * config/mips/netbsd.h (SUBTARGET_EXTRA_SPECS): Add
1934 netbsd_link_spec and netbsd_entry_point.
1935 (LINK_SPEC): Use %(netbsd_link_spec).
1936 (NETBSD_ENTRY_POINT): Define.
1938 2002-06-08 Jason Thorpe <thorpej@wasabisystems.com>
1940 * config/sparc/netbsd-elf.h (LINK_ARCH32_SPEC): Only specify
1942 (LINK_ARCH64_SPEC): Likewise.
1943 (LINK_SPEC, NETBSD_ENTRY_POINT): Define.
1944 (SUBTARGET_EXTRA_SPECS): Add netbsd_link_spec and netbsd_entry_point.
1946 2002-06-08 Marc Espie <espie@openbsd.org>
1948 * lists.c (free_list): Fix typo in comment.
1950 2002-06-08 Andreas Jaeger <aj@suse.de>
1952 * lcm.c (optimize_mode_switching): Add unused attribute for
1955 * sched-deps.c (sched_analyze): Remove unused variable.
1957 2002-06-08 Gabriel Dos Reis <gdr@codesourcery.com>
1959 * diagnostic.def: Don't capitalize diagnostict descriptors.
1961 2002-06-08 Jason Thorpe <thorpej@wasabisystems.com>
1963 * config/m68k/netbsd-elf.h (EXTRA_SPECS): Add netbsd_entry_point.
1964 (LINK_SPEC): Define as NETBSD_LINK_SPEC_ELF.
1965 (NETBSD_ENTRY_POINT): Define.
1967 2002-06-08 Jason Thorpe <thorpej@wasabisystems.com>
1969 * config/i386/netbsd-elf.h (LINK_SPEC): Define as
1970 NETBSD_LINK_SPEC_ELF.
1971 (SUBTARGET_EXTRA_SPECS): Add netbsd_entry_point.
1972 (NETBSD_ENTRY_POINT): Define.
1973 * config/i386/netbsd64.h (LINK_SPEC): Use %(netbsd_link_spec).
1974 (SUBTARGET_EXTRA_SPECS): Add netbsd_link_spec and
1976 (NETBSD_ENTRY_POINT): Define.
1978 2002-06-08 Jason Thorpe <thorpej@wasabisystems.com>
1980 * config/alpha/netbsd.h (SUBTARGET_EXTRA_SPECS): Add
1981 netbsd_link_spec and netbsd_entry_point.
1982 (LINK_SPEC): Use %(netbsd_link_spec).
1983 (NETBSD_ENTRY_POINT): Define.
1985 2002-06-08 Jason Thorpe <thorpej@wasabisystems.com>
1987 * config/netbsd-elf.h (LINK_SPEC): Rename to...
1988 (NETBSD_LINK_SPEC_ELF): ...this. Use %(netbsd_entry_point)
1989 to specify program entry point.
1991 2002-06-07 Jeff Law <law@redhat.com
1993 * emit-rtl.c (init_emit): Add hard registers to regno_reg_rtx.
1994 * combine.c (move_deaths): Use regno_reg_rtx for hard regs rather
1995 than creating a new register.
1996 (distribute_notes): Likewise.
1997 * df.c (df_reg_use_gen): Likewise.
1998 (df_reg_clobber_gen): Likewise.
1999 (df_ref_record): Likewise.
2000 * expr.c (use_regs): Likewise.
2001 * flow.c (propagate_one_insn): Likewise.
2002 (mark_set_1): Likewise.
2003 (mark_used_reg): Likewise.
2004 * reload.c (emit_reload_insns): Likewise.
2006 2002-06-07 Roger Sayle <roger@eyesopen.com>
2008 * simplify-rtx.c (simplify_gen_relational): Simplify RTL of the form
2009 (ne (comp x y) 0) into (comp x y) where comp is a comparison code.
2010 Simplify (eq (comp x y) 0) into (revcomp x y) if the sense of the
2011 comparison code comp can be reversed.
2013 2002-06-07 Roger Sayle <roger@eyesopen.com>
2015 * fold-const.c (fold) [EQ_EXPR]: Place both integer and real
2016 constants last in comparisons. Optimize (x+1.0)>0.0 into the
2017 equivalent x > -1.0 when -ffast-math.
2019 2002-06-07 Jason Thorpe <thorpej@wasabisystems.com>
2021 * config.gcc (mips*-*-netbsd*): Add mips/t-netbsd to ${tmake_file}.
2022 * config/mips/t-netbsd: New file.
2024 2002-06-07 Zack Weinberg <zack@codesourcery.com>
2026 * cppinit.c (COMMAND_LINE_OPTIONS): Give all relevant -W
2027 options their own entries.
2028 (parse_option): Clarify comment.
2029 (cpp_handle_option): Remove 'ignore' parameter and OPT_W
2030 special case. Replace if/strcmp chain for -W options with
2031 use of new OPT_* entries for them.
2032 (cpp_handle_options): Update to match.
2033 * cpplib.h: Remove last parameter to cpp_handle_option from prototype.
2034 * c-decl.c: Update call to cpp_handle_option.
2036 2002-06-07 Akim Demaille <akim@epita.fr>
2038 * gengtype-yacc.y (optionseqopt): Add the ending `;' to the action.
2041 2002-06-07 Jeffrey Law <law@redhat.com>
2043 * sched-deps.c (free_deps): Avoid calling free_INSN_LIST_list
2046 2002-06-07 H.J. Lu (hjl@gnu.org)
2048 * configure.in: Add --enable-__cxa_atexit.
2049 * configure: Regenerated.
2050 * config.in: Likewise.
2052 * defaults.h (DEFAULT_USE_CXA_ATEXIT): New. Defined to be 0 if
2055 2002-06-07 Gabriel Dos Reis <gdr@merlin.nerim.net>
2057 * diagnostic.c (diagnostic_build_prefix): Fix initialization.
2059 2002-06-07 Jason Thorpe <thorpej@wasabisystems.com>
2061 * config/mips/netbsd.h (CACHE_FLUSH_FUNC): Define.
2063 2002-06-07 Jason Merrill <jason@redhat.com>
2065 * cppexp.c (num_equality_op): Use a temporary variable to work
2066 around gcc 3.0.4 bug.
2068 2002-06-07 Gabriel Dos Reis <gdr@codesourcery.com>
2070 * diagnostic.c (diagnostic_build_prefix): Tidy.
2072 2002-06-07 Neil Booth <neil@daikokuya.demon.co.uk>
2074 * cpptrad.c (struct block, BLOCK_HEADER_LEN, BLOCK_LEN,
2075 scan_parameters, save_replacement_text, replacement_length): New.
2076 (scan_out_logical_line): Take a macro and save parameters if
2078 (_cpp_logical_line_trad): Update.
2079 (_cpp_create_trad_definition): Update to handle function-like
2081 * cpplex.c (new_buff): Update.
2082 (struct dummy, DEFAULT_ALIGNMENT, CPP_ALIGN): Move...
2083 * cpphash.h: ...here.
2084 (CPP_ALIGN2, _cpp_save_parameter): New.
2085 * cppmacro.c (save_parameter): Rename, export.
2086 (parse_params): Update.
2088 2002-06-07 Andreas Jaeger <aj@suse.de>
2090 * config/mmix/mmix.c: Remove extra broken prototype for
2091 mmix_init_machine_status.
2093 2002-06-06 Geoffrey Keating <geoffk@redhat.com>
2095 * gengtype.c: Add comments before all the routines.
2097 2002-06-07 Jason Thorpe <thorpej@wasabisystems.com>
2099 * config.gcc (sh5*-*-netbsd*): Remove sh/t-netbsd-sh5-32
2100 from and add t-sh64 to ${tmake_file}.
2101 (sh64*-*-netbsd*): Add t-sh64 to ${tmake_file}.
2102 * config/sh/t-netbsd-sh5 (LIB1ASMFUNCS): Remove.
2103 * config/sh/t-netbsd-sh5-32: Remove.
2104 * config/sh/t-netbsd-sh5-64 (MULTILIB_OPTIONS): Use
2106 (MULTILIB_DIRNAMES): Define.
2108 Thu Jun 6 23:14:46 CEST 2002 Jan Hubicka <jh@suse.cz>
2110 * i386.md (and promoting splitters): Disable QI to SImode promoting
2111 when doing so changes immediate to be 32bit.
2113 * rtl.h (emit_*_scope): Declare.
2114 * emit-rtl.c (emit_*_scope): New global functions.
2115 (try_split): Copy scope.
2116 * ifcvt.c (noce_try_store_flag, noce_try_store_flag_constants,
2117 noce_try_flag_inc, noce_try_store_flag_mask, noce_try_cmove,
2118 noce_try_cmove_arith, noce_try_minmax, noce_try_abs,
2119 noce_process_if_block, find_cond_trap): Copy scopes.
2120 * recog.c (peephole2_optimize): likewise.
2122 2002-06-06 Jeffrey Law <law@redhat.com>
2124 * h8300.h (OK_FOR_U): Fix thinko exposed by flag checking.
2126 Thu Jun 6 21:06:25 2002 J"orn Rennecke <joern.rennecke@superh.com>
2128 * gengtype-lex.l (INITIAL): New rule for "'"("\\".|[^\\])"'".
2130 2002-06-06 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
2132 * Makefile.in (TEXI_GCCINSTALL_FILES): Define.
2133 ($(docdir)/gccinstall.info): New target.
2134 (info): Depend on it.
2135 (gccinstall.dvi): New target.
2136 (dvi): Depend on it.
2137 * doc/.cvsignore: Ignore new info files.
2138 * doc/install.texi (@setfilename): Reflect new info filename.
2140 Thu Jun 6 15:57:23 2002 J"orn Rennecke <joern.rennecke@superh.com>
2142 * sh.c (machine_dependent_reorg): Don't set RTX_UNCHANGING_P
2145 Thu Jun 6 07:17:43 2002 Nicola Pero <n.pero@mi.flashnet.it>
2148 * objc/objc-lang.c (LANG_HOOKS_GET_ALIAS_SET): Define to be
2149 c_common_get_alias_set.
2150 (LANG_HOOKS_SAFE_FROM_P): Define to be c_safe_from_p.
2152 2002-06-06 John David Anglin <dave@hiauly1.hia.nrc.ca>
2154 * emit-rtl.c (get_first_nonnote_insn, get_last_nonnote_insn): New
2156 * rtl.h (get_first_nonnote_insn, get_last_nonnote_insn): Declare.
2157 * avr/avr.c (avr_output_function_epilogue): Use above to determine
2159 * pa/pa.c (pa_output_function_prologue): Likewise.
2161 2002-06-05 David S. Miller <davem@redhat.com>
2163 * integrate.c (subst_constants): Handle 'B' RTL format.
2165 2002-06-05 Eric Christopher <echristo@redhat.com>
2167 * varasm.c (make_decl_rtl): Fix comment for removed
2170 2002-06-05 Eric Christopher <echristo@redhat.com>
2172 * Makefile.in: Remove missed halfpic bits.
2174 2002-06-05 Eric Christopher <echristo@redhat.com>
2176 * toplev.c: Remove half-pic.
2177 * config/mips/mips.c: Ditto.
2178 * config/mips/mips.h: Ditto. Remove unused defines.
2179 * config/mips/openbsd.h: Update comment to reflect above.
2180 * config/mips/mips.md: Remove half-pic constraints.
2181 * halfpic.h: Delete.
2184 2002-06-05 Jeffrey Law <law@redhat.com>
2186 * pa.h (EXTRA_CONSTRAINT, T case): Further refine so that it
2187 rejects (mem (lo_sum (reg) (unspec))), but will allow
2188 (mem (lo_sum (reg) (symbol_ref)) for PA2.0.
2190 2002-06-05 Neil Booth <neil@daikokuya.demon.co.uk>
2192 * cpphash.h (_cpp_create_definition): Update prototype.
2193 (_cpp_push_text_context, _cpp_create_trad_definition): New.
2194 ( cpp_lex_identifier_trad): New.
2195 (_cpp_set_trad_context): New.
2196 * cppinit.c (cpp_finish_options): Don't conditionalize builtins.
2197 * cpplib.c (SEEN_EOL): Update.
2198 (lex_macro_node): Update for -traditional.
2199 (cpp_push_buffer, _cpp_pop_buffer): Similarly.
2200 * cppmacro.c (_cpp_create_definition): Split into
2201 create_iso_definition() and _cpp_create_trad_definition().
2202 (warn_of_redefinition): Update prototype; handle traditional
2204 (_cpp_push_text_context): New.
2205 * cpptrad.c (skip_whitespace, push_replacement_text): New.
2206 (lex_identifier): Call ht_lookup with correct start.
2207 (_cpp_lex_identifier_tradm _cpp_create_trad_definition,
2208 _cpp_set_trad_context): New.
2209 (scan_out_logical_line): Update to handle changing contexts.
2211 Wed Jun 5 20:42:31 2002 J"orn Rennecke <joern.rennecke@superh.com>
2213 * config.gcc (sh-*-elf*, sh64*-*-elf*): Unify.
2215 * config/sh/t-be (MULTILIB_ENDIAN): Set.
2216 * config/sh/t-le (MULTILIB_ENDIAN): Likewise.
2217 * t-sh (MULTILIB_ENDIAN): Set.
2218 (MULTILIB_OPTIONS): Use it.
2219 * t-sh64 (MULTILIB_OPTIONS): Likewise.
2220 (MULTILIB_DIRNAMES): Likewise.
2222 2002-06-05 Gabriel Dos Reis <gdr@codesourcery.com>
2224 * toplev.h (report_error_function): Remove.
2226 * diagnostic.h (location_t): New datatype.
2227 (text_info): Likewise.
2228 (diagnostic_info): Likewise.
2229 (output_prefix): New macro.
2230 (diagnostic_last_function_changed): Likewise.
2231 (diagnostic_set_last_function): Likewise.
2232 (diagnostic_last_module_changed): Likewise.
2233 (diagnostic_set_last_module): Likewise.
2234 (report_diagnostic): Now macro.
2235 (diagnostic_set_info): Declare.
2237 * diagnostic.c (report_problematic_module): Rename to
2238 diagnostic_repor_current_module.
2239 (set_diagnostic_context): Remove.
2240 (count_error): Rename to diagnostic_error_count.
2241 (error_function_changed): Remove.
2242 (record_last_error_function): Likewise.
2243 (error_module_changed): Likewise.
2244 (record_last_error_module): Likewise.
2245 (context_as_prefix): Rename to diagnostic_build_prefix.
2246 (flush_diagnostic_buffer): Rename to diagnostic_flush_buffer.
2247 (diagnostic_set_info): New function.
2249 * objc/objc-act.c: #include diagnostic.h
2250 (error_with_ivar): Adjust call to count_error.
2251 (warn_with_method): Likewise.
2252 * objc/Make-lang.in (objc-act.o): Depend on diagnostic.h
2254 2002-06-05 Bob Wilson <bob.wilson@acm.org>
2256 * config/xtensa/xtensa.c (xtensa_build_va_list): Use
2257 lang_hooks.types.make_type instead of make_node; set up
2258 __va_list_tag type decl.
2259 (xtensa_builtin_saveregs): Remove broken use of
2260 RTX_UNCHANGING_P and unnecessary use of MEM_IN_STRUCT_P
2261 for saved registers; add varargs alias set.
2263 2002-06-05 Neil Booth <neil@daikokuya.demon.co.uk>
2266 * alpha/gnu.h: Undef TARGET_OS_CPP_BUILTINS.
2267 * i386/beos-elf.h: Use TARGET_OS_CPP_BUILTINS rather than
2268 CPP_PREDEFINES and part of CPP_SPEC.
2269 i386/freebsd-aout.h, i386/gas.h, i386/gnu.h, i386/linux-aout.h,
2270 i386/linux.h, i386/moss.h, i386/xm-vsta.h: Similarly.
2272 Wed Jun 5 15:20:58 CEST 2002 Jan Hubicka <jh@suse.cz>
2274 * reg-stack.c (reg_to_stack): Do not call find_basic_blocks.
2276 2002-06-05 Alan Modra <amodra@bigpond.net.au>
2278 * config/rs6000/linux64.h (ASM_OUTPUT_SOURCE_LINE): Define.
2280 2002-06-04 Zack Weinberg <zack@codesourcery.com>
2282 * gengtype-yacc.y: Make sure all rules end with a semicolon.
2284 2002-06-04 Bob Wilson <bob.wilson@acm.org>
2286 * config/xtensa/xtensa.c (xtensa_init_machine_status): Fix
2287 typo in function prototype and include "ggc.h" header.
2289 2002-06-04 Richard Henderson <rth@redhat.com>
2291 * config/alpha/alpha.c (mode_mask_operand): Simplify without ifdefs.
2292 (print_operand) ['U']: Likewise.
2293 (alpha_expand_unaligned_store): Correct constants for 32-bit cross.
2294 (alpha_expand_unaligned_store_words): Likewise.
2295 (alpha_expand_builtin_vector_binop): Fix typo.
2296 (enum alpha_builtin, code_for_builtin): Add remaining ext, ins, msk,
2297 umulh, and cix insns.
2298 (one_arg_builtins): Add cix builtins.
2299 (two_arg_builtins): Add ext, ins, msk, umulh builtins.
2300 (alpha_expand_builtin): Fix typo in arity.
2301 * config/alpha/alpha.md (UNSPEC_CTLZ, UNSPEC_CTPOP): New.
2302 (builtin_extbl, builtin_extwl, builtin_extll, builtin_extwh,
2303 builtin_extlh, builtin_insbl, builtin_inswl, builtin_insll,
2304 builtin_insql, builtin_inswh, builtin_inslh, builtin_insqh,
2305 builtin_mskbl, builtin_mskwl, builtin_mskll, builtin_mskql,
2306 builtin_mskwh, builtin_msklh, builtin_mskqh, builtin_cttz,
2307 builtin_ctlz, builtin_ctpop): New.
2308 * doc/extend.texi (Alpha Built-in Functions): Update.
2310 2002-06-04 Geoffrey Keating <geoffk@redhat.com>
2312 * gengtype.c (write_gc_root): Don't unnecessarily prevent
2313 global variable-length arrays being roots.
2315 * config.gcc (powerpc-*-darwin*): Set config_gtfiles.
2316 * configure.in (config_gtfiles): New variable.
2317 (all_gtfiles): Initialise from config_gtfiles.
2318 * configure: Regenerate.
2320 2002-06-04 Neil Booth <neil@daikokuya.demon.co.uk>
2323 * beos-elf.h, cygwin.h, djgpp.h, gas.h, gnu.h, i386-interix.h,
2324 i386-interix3.h, i386elf.h, linux-aout.h, linux.h, linux64.h,
2325 mingw32.h, netbsd-elf.h, netbsd.h, netbsd64.h, rtemself.h,
2326 sco5.h, sol2.h, sysv3.h, sysv4.h, sysv5.h, uwin.h, vxi386.h,
2327 win32.h (CPP_SPEC): Remove cpp_cpu.
2328 * i386.h (TARGET_CPU_CPP_BUILTINS): Use.
2329 (CPP_CPU_DEFAULT_SPEC, CPP_CPU_SPEC): Die!
2331 2002-06-04 Janis Johnson <janis187@us.ibm.com>
2333 * config/ia64/ia64.c (gen_thread_pointer): Fix variable name.
2335 2002-06-04 Jeff Law <law@redhat.com.
2336 David Edelsohn <edelsohn@gnu.org>
2337 Michael Matz <matz@kde.org>
2339 * sched-int.h (struct deps): New field libcall_block_tail_insn.
2340 * sched_deps.c (init_deps): Initialize libcall_block_tail_insn.
2341 * sched_deps.c (sched_analyze_insn): If libcall_block_tail_insn
2342 is set, then mark the current insn as being part of a libcall
2344 (sched_analyze): Set and clear libcall_block_tail_insn appropriately.
2346 * haifa-sched.c (schedule_block): Do not count USE or CLOBBER
2347 insns against the issue rate.
2349 Tue Jun 4 19:29:42 CEST 2002 Jan Hubicka <jh@suse.cz>
2351 * cfglayout.c (duplicate_insn_chain): Kill NOTE_INSN_RANGE notes.
2352 * final.c (final_scan_insn): Likewise.
2353 * ggc-common.c (ggc_mark_rtx_children_1): Likewise; use
2354 NOTE_EXPECTED_VALUE instead of NOTE_RANGE.
2355 * haifa-sched.c (unlink_other_notes): Likeewise.
2356 (reemit_notes): Likewise.
2357 * print-rtl.c (print_rtx): Likewise.
2358 * sched-deps (sched-analyze): Likewise.
2359 * rtl.c (note_insn_name): Likewise.
2360 * rtl.h (NOTE_RANGE_INFO, NOTE_LIVE_INFO): Kill.
2361 (enum insn_note): Kill NOTE_INSN_RANGE_*, NOTE_INSN_LIVE.
2364 2002-06-04 Jason Thorpe <thorpej@wasabisystems.com>
2366 * varasm.c (mark_constants): Handle RTX format 'B'.
2368 2002-06-04 Neil Booth <neil@daikokuya.demon.co.uk>
2370 * cpphash.h (FIRST, LAST, CUR, RLIMIT): New.
2371 (struct cpp_context): Add traditional fields.
2372 * cppmacro.c (paste_all_tokens, push_ptoken_context,
2373 push_token_context, cpp_get_token, _cpp_backup_tokens): Update.
2374 * cpptrad.c (skip_comment, lex_identifier,
2375 _cpp_read_logical_line_trad, scan_out_logical_line): Update.
2377 2002-06-04 Kazu Hirata <kazu@cs.umass.edu>
2379 * gbl-ctors.h: Fix formatting.
2381 * gccspec.c: Likewise.
2383 * gcov-io.h: Likewise.
2385 * ggc-common.c: Likewise.
2387 * ggc-page.c: Likewise.
2388 * ggc-simple.c: Likewise.
2389 * global.c: Likewise.
2390 * graph.h: Likewise.
2391 * gthr-dce.h: Likewise.
2393 * gthr-posix.h: Likewise.
2394 * gthr-rtems.h: Likewise.
2395 * gthr-solaris.h: Likewise.
2396 * gthr-win32.h: Likewise.
2398 2002-06-03 Geoffrey Keating <geoffk@redhat.com>
2400 Merge from pch-branch:
2402 * gengtype.h (UNION_OR_STRUCT_P): New macro.
2403 * gengtype.c (write_gc_structure_fields): Use it.
2404 (write_gc_root): Use it here too.
2406 * gengtype.c (write_gc_structure_fields): Assume that lengths
2407 of typenames fit into an 'int'; don't pass a size_t to "%d" in
2409 (write_gc_marker_routine_for_structure): Likewise.
2410 (write_gc_types): Likewise.
2411 (write_gc_root): Likewise.
2413 * varray.h (VARRAY_CLEAR): New.
2414 (varray_clear): Prototype.
2415 * varray.c (varray_clear): New.
2416 * cselib.c (reg_values_old): New.
2417 (used_regs_old): New.
2418 (cselib_init): Use cached varrays if available to avoid
2419 generating large amounts of garbage.
2420 (cselib_finish): Don't throw away old varrays.
2422 * final.c (insn_addresses_): Move out of ifdef.
2424 * varray.c (uses_ggc): Make more varray kinds GCable.
2425 * varray.h (union varray_data_tag): Let gengtype see
2426 fields 'generic' and 'te'.
2427 * reg-stack.c: Include gt-reg-stack.h, ggc.h.
2428 (stack_regs_mentioned_data): Move out of ifdef; mark with gengtype.
2429 (reg_to_stack): Don't call VARRAY_FREE.
2430 * insn-addr.h (INSN_ADDRESSES_FREE): Don't use VARRAY_FREE.
2431 (insn_addresses_): Use gengtype to mark.
2432 * gengtype.c (write_gc_structure_fields): Handle arrays of generic
2433 pointers; handle generic pointers in unused union fields.
2434 (get_output_file_with_visibility): Include cselib.h,
2435 insn-addr.h in gtype-desc.c.
2436 * function.c (prologue): Use gengtype to mark.
2437 (epilogue): Likewise.
2438 (sibcall_epilogue): Likewise.
2439 * dependence.c: Include gt-dependence.h, ggc.h.
2440 (struct def_use): Use gengtype to mark.
2441 (struct loop): Likewise.
2442 (struct induction): Likewise.
2443 (struct dependence): Likewise.
2444 (def_use_chain): Likewise.
2445 (dep_chain): Likewise.
2446 (loop_chain): Likewise.
2447 (induction_chain): Likewise.
2448 (init_dependence_analysis): Don't free anything, just clear pointers.
2449 (build_def_use): Use GGC to allocate def_use.
2450 (add_loop): Use GGC to allocate loop.
2451 (find_induction_variable): Use GGC to allocate induction.
2452 (check_node_dependence): Use GGC to allocate induction, dependence.
2453 (dump_node_dependence): Don't free varrays.
2454 (end_dependence_analysis): Likewise.
2455 * cselib.h (struct cselib_val_struct): Use gengtype to mark.
2456 (struct elt_loc_list): Likewise.
2457 (struct elt_list): Likewise.
2458 * cselib.c: Don't include obstack.h.
2459 (hash_table): Use gengtype to mark.
2460 (reg_values): Use gengtype to mark.
2461 (used_regs): Use gengtype to mark.
2462 (cselib_obstack): Delete.
2463 (cselib_startobj): Delete.
2464 (empty_vals): Mark as deletable.
2465 (empty_elt_lists): Mark as deletable.
2466 (empty_elt_loc_lists): Mark as deletable.
2467 (new_elt_list): Use GGC to allocate struct elt_list.
2468 (new_elt_loc_list): Use GGC to allocate struct elt_loc_list.
2469 (clear_table): Don't delete obstack; don't unnecessarily clear
2470 deletable variables.
2471 (new_cselib_val): Use GGC to allocate struct cselib_val.
2472 (cselib_init): Don't set up obstacks. Use GGC to allocate
2474 (cselib_finish): Just clear variables, don't free anything.
2475 * Makefile.in (cselib.o): Remove dependency on $(OBSTACK_H).
2476 (reg-stack.o): Add dependency on gt-reg-stack.h, $(GGC_H).
2477 (dependence.o): Add dependency on gt-dependence.h, $(GGC_H).
2478 (GTFILES): Add insn-addr.h, cselib.h, dependence.c, reg-stack.c.
2479 (gt-reg-stack.h): New rule.
2480 (gt-dependence.h): New rule.
2481 (gtype-desc.o): Add cselib.h, insn-addr.h.
2483 * varray.c: Use only necessary headers.
2484 (element_size): New.
2486 (varray_init): Take type, not size. Use GGC if appropriate.
2487 (varray_grow): Update for change to struct varray_head_tag.
2488 Use GGC if appropriate.
2489 * varray.h (struct const_equiv_data): Use gengtype.
2490 (enum varray_data_enum): New.
2491 (union varray_data_tag): Use gengtype.
2492 (struct varray_head_tag): Use gengtype. Replace size field with
2493 enum varray_data_enum.
2494 (varray_init): Update prototype.
2495 (VARRAY_SCHED_INIT): Delete.
2496 (VARRAY_*_INIT): Update for change to varray_init.
2497 (VARRAY_SCHED): Delete.
2498 (VARRAY_PUSH_SCHED): Delete.
2499 (VARRAY_TOP_SCHED): Delete.
2500 * tree.h: Update for change to length specifier.
2501 * tree-inline.c (optimize_inline_calls): Don't use VARRAY_FREE.
2502 (clone_body): Likewise.
2503 * ssa.h (ssa_definition): Use gengtype to mark.
2504 * ssa.c (convert_from_ssa): Don't use VARRAY_FREE.
2505 * ssa-dce.c (ssa_eliminate_dead_code): Don't use VARRAY_FREE.
2506 * rtl.h (struct rtvec_def): Update for change to length specifier.
2507 * integrate.c (expand_inline_function): Don't use VARRAY_FREE.
2508 (struct initial_value_struct): Update for change to length specifier.
2509 * ggc.h (ggc_add_rtx_varray_root): Delete prototype.
2510 (ggc_add_tree_varray_root): Delete prototype.
2511 (ggc_mark_rtx_varray): Delete prototype.
2512 (ggc_mark_tree_varray): Delete prototype.
2513 * ggc-common.c (ggc_add_rtx_varray_root): Delete.
2514 (ggc_add_tree_varray_root): Delete.
2515 (ggc_mark_rtx_varray): Delete.
2516 (ggc_mark_tree_varray): Delete.
2517 (ggc_mark_rtx_varray_ptr): Delete.
2518 (ggc_mark_tree_varray_ptr): Delete.
2519 * gengtype.h (enum typekind): Remove TYPE_VARRAY.
2520 (create_varray): Delete prototype.
2521 * gengtype.c (varrays): Delete.
2522 (create_varray): Delete.
2523 (adjust_field_type): Detect array of string pointers.
2524 (process_gc_options): Remove code to handle varray_type option.
2525 (set_gc_used_type): Remove TYPE_VARRAY case.
2526 (output_escaped_param): New.
2527 (write_gc_structure_fields): Use output_escaped_param on all
2528 parameters. Handle 'skip' with 'use_param' option. Handle
2529 arrays of strings. Remove TYPE_VARRAY handling.
2530 (write_gc_roots): Use boolean to detect 'length' option.
2531 * gengtype-yacc.y (VARRAY_TYPE): Delete token.
2532 (struct_fields): Call adjust_field_type on array fields.
2533 (type): Remove VARRAY_TYPE case.
2534 (type_option): Likewise.
2535 * gengtype-lex.l: Don't consider varray_type a keyword.
2536 * function.h: Update for change to length specifier.
2537 (free_eh_status): Delete prototype.
2538 * function.c (free_after_compilation): Don't call free_eh_status.
2539 (reorder_blocks): Don't use VARRAY_FREE.
2540 * except.c (struct eh_status): Update for change to length specifier.
2541 remove varray_type specifier.
2542 (free_eh_status): Delete.
2543 * dwarf2out.c: Include gt-dwarf2out.h.
2544 (used_rtx_varray): Use gengtype to mark, move
2546 (incomplete_types): Likewise.
2547 (decl_scope_table): Likewise.
2548 (dwarf2out_init): Don't call ggc_add_tree_varray_root.
2549 * cfglayout.c (scope_to_insns_finalize): Don't use VARRAY_FREE.
2550 * c-tree.h (struct lang_type): Update for change to length specifier.
2551 * c-parse.in (yylexstring): Don't use VARRAY_FREE.
2552 * c-objc-common.c: Include gt-c-objc-common.h.
2553 (deferred_fns): Mark for gengtype.
2554 (c_objc_common_init): Don't call ggc_add_tree_varray_root.
2555 (expand_deferred_fns): Just set deferred_fns to 0 to free it.
2556 * Makefile.in (c-objc-common.o): Add gt-c-objc-common.h.
2557 (gtype-desc.o): Update dependencies.
2558 (dwarf2out.o): Add gt-dwarf2out.h.
2559 (varray.o): Update dependencies.
2560 (GTFILES): Add varray.h, ssa.h, dwarf2out.c, c-objc-common.c.
2561 (gt-c-objc-common.h): New rule.
2562 (gt-dwarf2out.h): New rule.
2563 * objc/objc-act.c (build_objc_string_object): Don't use VARRAY_FREE.
2565 * doc/gty.texi (GTY Options): Correct spelling.
2566 (GGC Roots): Likewise.
2567 * Makefile.in (TEXI_CPP_FILES): New.
2568 (TEXI_GCC_FILES): New.
2569 (TEXI_GCCINT_FILES): New.
2570 (TEXI_CPPINT_FILES): New.
2571 ($(docdir)/cpp.info): Use new macros.
2572 ($(docdir)/gcc.info): Likewise.
2573 ($(docdir)/gccint.info): Likewise.
2574 ($(docdir)/cppinternals.info): Likewise.
2575 (cpp.dvi): Likewise.
2576 (gcc.dvi): Likewise.
2577 (gccint.dvi): Likewise.
2578 (cppinternals.dvi): Likewise.
2580 * Makefile.in ($(docdir)/gccint.info): Depend on gty.texi.
2581 * doc/gccint.texi (Top): Include gty.texi.
2582 * doc/gty.texi: New file.
2584 * bitmap.c: Include ggc.h, gt-bitmap.h.
2585 (bitmap_ggc_free): New.
2586 (bitmap_elem_to_freelist): New.
2587 (bitmap_element_free): Use bitmap_elem_to_freelist.
2588 (bitmap_element_allocate): Allow use of GGC.
2589 (bitmap_clear): Use bitmap_elem_to_freelist.
2590 (bitmap_copy): Update for change to bitmap_element_allocate.
2591 (bitmap_set_bit): Likewise.
2592 (bitmap_operation): Update for changes elsewhere.
2593 (bitmap_initialize): Allow to create bitmaps that will use GGC.
2594 * bitmap.h (struct bitmap_element_def): Use gengtype.
2595 (struct bitmap_head_def): Likewise. Also add 'using_obstack' field.
2596 (bitmap_initialize): Add extra parameter.
2597 (BITMAP_OBSTACK_ALLOC): Update for change to bitmap_initialize.
2598 (BITMAP_ALLOCA): Delete.
2599 (BITMAP_XMALLOC): Update for change to bitmap_initialize.
2600 (BITMAP_GGC_ALLOC): New.
2601 * Makefile.in (gtype-desc.o): Add bitmap.h.
2602 (bitmap.o): Add gt-bitmap.h, $(GGC_H).
2603 (GTFILES): Add bitmap.c.
2604 (gt-bitmap.h): New rule.
2605 ($(HOST_PREFIX_1)bitmap.o): Add gt-bitmap.h.
2606 * basic-block.h: Update for changes to bitmap_initialize.
2607 * except.c (exception_handler_label_map): Move into...
2608 (struct eh_status): Here.
2609 (struct eh_region): Make 'aka' GCable.
2610 (free_eh_status): Don't need to specially handle
2611 exception_handler_label_map.
2612 (add_ehl_entry): Update for changes to exception_handler_label_map.
2613 (find_exception_handler_labels): Likewise.
2614 (remove_exception_handler_label): Likewise.
2615 (maybe_remove_eh_handler): Likewise.
2616 (for_each_eh_label): Likewise.
2617 (remove_eh_handler): Allocate 'aka' using GGC.
2618 * gengtype.c (get_output_file_with_visibility): Add bitmap.h
2619 to list of includes.
2621 * gengtype.c (write_gc_marker_routine_for_structure): Name
2622 the routines 'gt_ggc_mx_*' instead of 'gt_ggc_m_*'.
2623 (write_gc_types): Arrange for the tests with NULL to be inlined.
2624 (write_gc_roots): Update uses of procedure pointers.
2625 * ggc-common.c (gt_ggc_mx_rtx_def): Rename from gt_ggc_m_rtx_def.
2627 * Makefile.in (explow.o): Add dependency on gt-explow.h.
2628 (sdbout.o): Add dependency on gt-sdbout.h.
2630 * emit-rtl.c (const_int_htab): Use gengtype to clear unused entries.
2631 (mem_attrs_htab): Likewise.
2632 (init_emit_once): Don't call ggc_add_deletable_htab.
2633 * fold-const.c (size_htab): Use gengtype to clear unused entries.
2634 (size_int_type_wide): Don't call ggc_add_deletable_htab.
2635 * gengtype.c (finish_root_table): Add LASTNAME and TNAME
2636 parameters, use them, change callers.
2637 (write_gc_root): Add IF_MARKED parameter, use it, change callers.
2638 (write_gc_roots): Handle 'if_marked' option.
2639 (main): Don't need to call set_gc_used_type any more.
2640 * ggc.h (ggc_htab_marked_p): Delete.
2641 (ggc_htab_mark): Delete.
2642 (struct ggc_cache_tab): New.
2643 (gt_ggc_cache_rtab): New declaration.
2644 * ggc-common.c (struct d_htab_root): Delete.
2645 (d_htab_roots): Delete.
2646 (ggc_add_deletable_htab): Delete.
2647 (ggc_htab_delete): Handle new htab-deleting mechanism.
2648 (ggc_mark_roots): Use new htab-deleting mechanism.
2649 * tree.c (type_hash_table): Use gengtype to clear unused entries.
2651 (init_obstacks): Don't call ggc_add_deletable_htab.
2653 * objc/objc-act.h (struct hashed_attribute): Use gengtype.
2654 (struct hashed_entry): Likewise.
2655 (nst_method_hash_list): Likewise.
2656 (cls_method_hash_list): Likewise.
2657 (HASH_ALLOC_LIST_SIZE): Delete.
2658 (ATTR_ALLOC_LIST_SIZE): Delete.
2659 * objc/objc-act.c (hash_init): Use ggc to allocate
2660 nst_method_hash_list, cls_method_hash_list.
2661 (hash_enter): Use ggc to allocate; allocate one entry at a time.
2662 (hash_add_attr): Likewise.
2663 (ggc_mark_hash_table): Delete.
2664 (objc_act_parse_init): Delete.
2665 (objc_init): Delete reference to objc_act_parse_init.
2666 * tlink.c: Replace hash.h with hashtab.h. Explicitly include
2667 obstack.h. Replace references to 'struct hash_table' with htab_t.
2668 (struct symbol_hash_entry): Replace hash header with key field.
2669 (struct file_hash_entry): Replace hash header with key field.
2670 (struct demangled_hash_entry): Replace hash header with key field.
2671 (hash_string_eq): New.
2672 (hash_string_hash): New.
2673 (symbol_hash_newfunc): Delete.
2674 (symbol_hash_lookup): Modify to use htab_t.
2675 (file_hash_newfunc): Delete.
2676 (file_hash_lookup): Modify to use htab_t.
2677 (demangled_hash_newfunc): Delete.
2678 (demangled_hash_lookup): Modify to use htab_t.
2679 (tlink_init): Modify to use htab_t.
2682 * ggc.h: Delete forward structure declarations.
2683 Delete prototypes for deleted functions.
2684 * ggc-common.c: Don't include hash.h.
2685 (ggc_add_tree_hash_table_root): Delete.
2686 (ggc_mark_tree_hash_table_entry): Delete.
2687 (ggc_mark_tree_hash_table): Delete.
2688 (ggc_mark_tree_hash_table_ptr): Delete.
2689 * gengtype.c (write_gc_structure_fields): Allow param_is option.
2690 (write_gc_marker_routine_for_structure): Use visibility of
2691 the parameter if there is one.
2692 * function.c: Replace hash.h with hashtab.h. Replace references
2693 to 'struct hash_table *' with htab_t.
2694 (struct insns_for_mem_entry): Include a plain key.
2695 (fixup_var_refs_insns_with_hash): Update to use htab_t.
2696 (insns_for_mem_newfunc): Delete.
2697 (insns_for_mem_hash): Update to use htab_t.
2698 (insns_for_mem_comp): Likewise.
2699 (insns_for_mem_walk): Likewise.
2700 * c-lang.c: Include ggc.h.
2701 * Makefile.in (OBJS): Remove hash.o.
2702 (c-lang.o): Add GGC_H.
2703 (COLLECT2_OBJS): Remove hash.o.
2704 (tlink.o): Remove hash.h, add HASHTAB_H and OBSTACK_H.
2705 (ggc-common.o): Remove hash.h.
2706 (function.o): Remove hash.h, add HASHTAB_H.
2707 (genautomata.o): Remove hash.h, add HASHTAB_H.
2709 * varasm.c (mark_const_str_htab_1): Delete.
2710 (mark_const_str_htab): Delete.
2711 (const_str_htab_del): Delete.
2712 (const_str_htab): Use gengtype to mark.
2713 (init_varasm_once): Use gengtype to mark hashtables. Use GC to
2715 * tree.c (mark_tree_hashtable_entry): Delete.
2716 (mark_tree_hashtable): Delete.
2717 * tree.h (mark_tree_hashtable): Delete prototype.
2718 * ggc.h (ggc_test_and_set_mark): Treat (void *)1 like NULL.
2719 (ggc_mark): Likewise.
2721 (htab_create_ggc): New.
2722 * ggc-common.c (ggc_calloc): New.
2723 * gengtype.h (enum typekind): Add TYPE_PARAM_STRUCT.
2724 (struct type): Add param_struct structure.
2725 * gengtype.c (param_structs): New.
2726 (adjust_field_type): Handle param_is option.
2727 (set_gc_used_type): Handle TYPE_PARAM_STRUCT.
2728 (get_output_file_with_visibility): Include hashtab.h in gtype-desc.c.
2729 (write_gc_structure_fields): Add new PARAM parameter. Update
2730 callers. Handle use_param option. Handle TYPE_PARAM_STRUCT.
2731 (write_gc_marker_routine_for_structure): Add new PARAM parameter.
2732 Use it to generate function name. Update callers.
2733 (write_gc_types): Add new PARAM_STRUCTS parameter. Update callers.
2735 (write_gc_roots): Handle TYPE_PARAM_STRUCT. Allow param_is
2737 (main): Define PTR as pointer-to-scalar. Don't specially
2738 mark deferred_string or ehl_map_entry.
2739 * gengtype-yacc.y (PARAM_IS): Add new token.
2740 (externstatic): Use adjust_field_type.
2741 (type_option): Add PARAM_IS.
2742 * gengtype-lex.l: Add rule for typedef of function pointers.
2743 Add rule for PARAM_IS.
2744 (IWORD): Add size_t.
2745 * except.c (exception_handler_label_map): Use gengtype to mark.
2746 (type_to_runtime_map): Likewise.
2747 (mark_ehl_map_entry): Delete.
2748 (mark_ehl_map): Delete.
2749 (init_eh): Use gengtype for roots; use GC to allocate hash tables.
2750 (t2r_mark_1): Delete.
2752 * Makefile.in (gtype-desc.o): Correct dependencies.
2753 (GTFILES): Add hashtab.h.
2754 (genautomata.o): Actually uses hashtab.h.
2756 * Makefile.in (stringpool.o): Add $(GGC_H).
2757 (dwarf2asm.o): Likewise.
2758 (GTFILES): Add hashtable.h.
2759 * c-common.h (struct c_common_identifier): Use gengtype.
2760 * c-decl.h (c_mark_tree): Delete.
2761 * c-lang.c (LANG_HOOKS_MARK_TREE): Delete.
2762 * c-tree.h (struct lang_identifier): Use gengtype.
2763 (union lang_tree_node): New.
2764 (c_mark_tree): Delete prototype.
2765 * dwarf2out.c [!DWARF2_DEBUGGING_INFO]: Define dummy
2767 * gengtype-lex.l (IWORD): Allow 'bool'.
2769 * gengtype-yacc.y (ALIAS): New token.
2770 (type_option): New rule.
2771 (option): Use type_option.
2772 * gengtype.c (process_gc_options): New.
2773 (set_gc_used_type): Use it.
2774 (write_gc_structure_fields): Add 'bitmap' parameter, change callers.
2775 Add new variable 't' to hold the type of the field being processed.
2776 Add more error checking. Use UNION_P when looking at 'desc' option.
2777 Handle language-specific structures containing other
2778 language-specific structures.
2779 (write_gc_types): Handle 'ptr_alias' option.
2780 (main): Don't need to specially output lang_type, lang_decl, lang_id2.
2781 * ggc-common.c (ggc_pending_trees): Delete.
2782 (ggc_mark_roots): Don't manipulate ggc_pending_trees.
2783 (ggc_mark_trees): Delete.
2784 (gt_ggc_m_tree_node): Delete.
2785 * ggc.h (ggc_pending_trees): Delete.
2786 (ggc_mark_tree): Make alias of gt_ggc_m_tree_node.
2787 * hashtable.h (ht_identifier): Use gengtype.
2788 * langhooks-def.h (LANG_HOOKS_MARK_TREE): Delete.
2789 * langhooks.h (struct lang_hooks): Delete mark_tree.
2790 * sdbout.c [! SDB_DEBUGGING_INFO]: Define dummy sdb_debug_hooks
2792 * system.h: Poison LANG_HOOKS_MARK_TREE.
2793 * tree.c (tree_node_structure): New.
2794 * tree.h (struct tree_common): Use gengtype.
2795 (struct tree_int_cst): Likewise.
2796 (struct tree_real_cst): Likewise.
2797 (struct tree_string): Likewise.
2798 (struct tree_complex): Likewise.
2799 (struct tree_vector): Likewise.
2800 (struct tree_identifier): Likewise.
2801 (struct tree_list): Likewise.
2802 (struct tree_vec): Likewise.
2803 (struct tree_exp): Likewise.
2804 (struct tree_block): Likewise.
2805 (struct tree_type): Likewise.
2806 (struct tree_decl): Likewise.
2807 (enum tree_structure_enum): New.
2808 (union tree_node): Use gengtype, with an alias.
2809 (tree_node_structure): Prototype.
2810 * objc/objc-lang.c (LANG_HOOKS_MARK_TREE): Delete.
2812 Merge to tag pch-merge-20020430. The LANG_HOOKS_FUNCTION_MARK
2813 macro was deleted. The LANG_HOOKS_FUNCTION_FREE macro was renamed
2814 to LANG_HOOKS_FUNCTION_FINAL.
2815 * Makefile.in (GTFILES): Add bitmap.h.
2816 * except.c (struct eh_region): Mark field 'aka' to be skipped.
2818 * config/alpha/alpha.c [TARGET_ABI_UNICOSMK]
2819 (alpha_init_machine_status): Give proper type.
2820 * Makefile.in (c-lang.o): Depend on gtype-c.h.
2821 (optabs.o): Depend on gt-optabs.h.
2822 (GTFILES): Add optabs.o.
2823 (gt-optabs.h): Add rule.
2824 * optabs.c: Include gt-optabs.h.
2826 * gengtype.c (set_gc_used_type): Correct some errors in last change.
2827 (write_gc_structure_fields): If a field which should be NULL is
2829 * c-pragma.c: Move struct align_stack and variable alignment_stack
2832 * config/xtensa/t-xtensa: Add dependencies for gt-xtensa.h.
2833 * config/xtensa/xtensa.c: Include gt-cris.h.
2834 (struct machine_function): Use gengtype to mark.
2835 * config/mmix/mmix.h (struct machine_function): Use gengtype
2837 * config/cris/t-cris: Add dependencies for gt-cris.h.
2838 * config/cris/cris.c: Include gt-cris.h.
2839 (struct machine_function): Use gengtype to mark.
2840 * config/rs6000/rs6000.h (struct machine_function): Use gengtype
2842 * doc/tm.texi (Per-Function Data): Delete references to
2843 mark_machine_status.
2844 * config/ia64/ia64.c (ia64_override_options): Don't set
2845 mark_machine_status.
2846 * config/i386/i386.c (override_options): Likewise.
2847 * config/d30v/d30v.c (d30v_init_expanders): Likewise.
2848 * config/arm/arm.c (arm_init_expanders): Likewise.
2849 * config/alpha/alpha.c (override_options): Likewise.
2850 * gengtype.h (enum gc_used_enum): Add GC_MAYBE_POINTED_TO.
2851 * gengtype.c (set_gc_used_type): Handle 'maybe_null' option.
2852 (write_gc_structure_fields): Don't handle 'really' option.
2853 Handle 'maybe_null' option.
2854 (write_gc_types): Handle 'maybe_null' option.
2855 * function.h (struct function): Don't use "really".
2856 (mark_machine_status): Delete declaration.
2857 (mark_lang_status): Delete declaration.
2858 (gt_ggc_mr_machine_function): Delete prototype.
2859 (gt_ggc_mr_language_function): Delete prototype.
2860 * function.c (mark_machine_status): Delete.
2861 (mark_lang_status): Delete.
2862 (gt_ggc_mr_machine_function): Delete.
2863 (gt_ggc_mr_language_function): Delete.
2864 * c-tree.h (mark_c_function_context): Delete prototype.
2865 * c-objc-common.c (c_objc_common_init): Don't set mark_lang_status.
2866 * c-decl.c (struct language_function): Rename from struct
2867 c_language_function. Update uses. Use gengtype to mark.
2868 (mark_c_function_context): Delete.
2869 * c-common.h (struct c_language_function): Rename from struct
2871 (mark_stmt_tree): Delete prototype.
2872 (c_mark_lang_decl): Delete prototype.
2873 (mark_c_language_function): Delete prototype.
2874 * c-common.c (mark_stmt_tree): Delete.
2875 (c_mark_lang_decl): Delete.
2876 (mark_c_language_function): Delete.
2878 * gengtype.h (enum typekind): Add TYPE_LANG_STRUCT.
2879 (lang_bitmap): New typedef. Use where appropriate.
2880 (struct type): Add gc_used field, lang_struct field.
2881 (UNION_P): New macro.
2882 (new_structure): New prototype.
2883 (find_structure): Remove 'pos' parameter. Change all callers.
2884 * gengtype-lex.l: Update for changes to find_structure.
2885 * gengtype-yacc.y (typedef_struct): Use new_structure.
2886 (yacc_ids): Suppress warning.
2887 (type): Use new_structure.
2888 * gengtype.c (string_type): Update for changes to struct type.
2889 (find_structure): Just find a structure, don't worry about
2891 (new_structure): New.
2892 (note_yacc_type): Use new_structure.
2893 (set_gc_used_type): New.
2895 (write_gc_structure_fields): Allow for pointers to TYPE_LANG_STRUCT.
2896 (write_gc_types): Handle TYPE_LANG_STRUCT.
2897 (write_gc_marker_routine_for_structure): New.
2898 (main): Call set_gc_used. Add some calls to set_gc_used_type
2899 for places where GCC doesn't use gengtype properly yet.
2900 * ggc.h (gt_ggc_m_rtx_def): Don't prototype.
2901 (gt_ggc_m_tree_node): Likewise.
2903 * varasm.c (copy_constant): Call expand_constant if we hit
2904 something we can't recognise.
2906 * ggc-common.c (ggc_mark_rtvec_children): Delete.
2907 (ggc_mark_rtx_children): Use generic name for ggc_mark_rtvec.
2908 (lang_mark_false_label_stack): Delete.
2909 * rtl.h (struct rtvec_def): Use gengtype to mark.
2910 * ggc.h (ggc_mark_rtvec): Delete.
2911 (gt_ggc_m_rtvec_def): Delete.
2912 (ggc_mark_nonnull_tree): Delete.
2913 (ggc_mark_rtvec_children): Delete prototype.
2914 (lang_mark_false_label_stack): Delete declaration.
2916 * gengtype.h (note_yacc_type): Add prototype.
2917 * gengtype.c (note_yacc_type): New function.
2918 * gengtype-lex.l: Add lexer support for yacc files.
2919 * gengtype-yacc.y (start): Extract union from yacc files.
2920 (yacc_union): New rule.
2921 (yacc_typematch): New rule.
2922 (yacc_ids): New rule.
2923 (enum_items): Tweak for efficiency.
2924 (optionseq): Likewise.
2926 * c-common.h (struct language_function): Use gengtype.
2927 (struct c_lang_decl): Likewise.
2928 * c-tree.h (struct lang_decl): Likewise.
2929 (struct lang_type): Likewise.
2930 * c-decl.c (lang_mark_tree): Use generated marker routines to mark
2931 tree language substructures.
2933 * stringpool.c (mark_ident): Replace ggc_mark_nonnull_tree with
2935 * dwarf2asm.c (mark_indirect_pool_entry): Likewise.
2937 * varasm.c (struct rtx_const): Remove 'skip' tags for scalar arrays.
2939 * stmt.c (struct nesting): Add discriminator. Use gengtype to
2940 mark. Remove 'data.block.cleanup_ptr' field.
2941 (struct stmt_status): Use usual technique to mark struct nesting.
2942 (gt_ggc_mr_nesting_cond): Delete.
2943 (gt_ggc_mr_nesting_loop): Delete.
2944 (gt_ggc_mr_nesting_block): Delete.
2945 (gt_ggc_mr_nesting_case_stmt): Delete.
2946 (expand_start_cond): Set discriminator.
2947 (expand_start_loop): Likewise.
2948 (expand_start_null_loop): Likewise.
2949 (expand_start_bindings_and_block): Set discriminator. Don't set
2951 (expand_decl_cleanup): Replace 'cleanup_ptr' with
2952 &thisblock->data.block.cleanups.
2953 (expand_start_case): Set discriminator.
2954 (expand_start_case_dummy): Set discriminator.
2956 * ggc-callbacks.c: Remove.
2958 * gengtype.h (struct type): Add 'u.s.bitmap' field.
2959 (find_structure): Add 'pos' parameter.
2960 * gengtype-lex.l: Update callers to find_structure.
2961 * gengtype-yacc.y: Likewise.
2962 * gengtype.c (find_structure): Allow for structures to be defined
2963 in multiple language backends.
2964 (get_output_file_with_visibility): Include debug.h in gtype-desc.c.
2965 (counter): Rename to gc_counter.
2966 (write_gc_structure_fields): Fail when writing out fields for
2967 an incomplete structure. Ignore arrays of scalars. Handle
2969 (write_gc_types): Reset counter for each procedure written.
2971 * stmt.c (add_case_node): Use GGC to allocate struct case_node.
2972 (free_case_nodes): Delete.
2973 (expand_end_case_type): Delete call to free_case_nodes.
2975 * Makefile.in (cselib.o): Include gt-<filename>.h.
2977 (profile.o): Likewise.
2978 (alias.o): Likewise.
2979 (GTFILES): Add alias.c, cselib.c, gcse.c, profile.c, and
2980 alphabetize backend files.
2981 (gt-alias.h, gt-cselib.h, gt-gcse.h, gt-profile.h): New rules.
2982 * alias.c: Use gengtype for roots.
2983 * c-common.h (struct stmt_tree_s): Use gengtype.
2984 * c-decl.c: Use gengtype for roots.
2985 * cselib.c: Use gengtype for roots.
2986 * expr.c: Use gengtype for roots.
2987 * fold-const.c: Use gengtype for roots.
2988 * gcse.c: Use gengtype for roots.
2989 * gengtype-lex.l: Handle typedefs of function types.
2990 Allow for empty array bounds.
2991 Allow processing to stop on initialisers.
2992 * gengtype-yacc.y (externstatic): Stop processing on initialisers.
2993 (semiequal): New rule.
2994 * gengtype.c (create_file): Tidy output files.
2995 (get_output_file_with_visibility): Fix paren warning. Fix bug
2996 involving multiple input files mapping to one output file.
2997 (write_gc_structure_fields): Skip arrays of scalars.
2998 (write_gc_types): Tidy output files.
2999 (write_gc_root): New function.
3000 (write_gc_roots): Fix bugs, add support for roots that are
3002 * ggc-common.c (ggc_mark_rtx_ptr): Delete.
3003 (ggc_mark_tree_ptr): Delete.
3004 (ggc_add_rtx_root): Delete.
3005 (ggc_add_tree_root): Delete.
3006 (ggc_del_root): Delete.
3007 * integrate.c (get_func_hard_reg_initial_val): Use ggc_alloc to
3008 allocate struct initial_value_struct.
3009 * profile.c: Use gengtype for roots.
3010 * sdbout.c: Use gengtype for roots.
3011 * varasm.c (mark_weak_decls): Delete unused prototype.
3012 (mark_const_hash_entry): Delete unused function.
3013 * config/darwin-protos.h: Use gengtype for roots.
3014 (machopic_add_gc_roots): Delete.
3015 * config/arm/arm.c: Use gengtype for roots.
3016 * config/arm/arm.h: Use gengtype for roots.
3017 * config/c4x/c4x-protos.h: Use gengtype for roots.
3018 * config/c4x/c4x.c (c4x_add_gc_roots): Delete.
3019 * config/d30v/d30v-protos.h: Use gengtype for roots.
3020 * config/d30v/d30v.c (d30v_add_gc_roots): Delete.
3021 * config/dsp16xx/dsp16xx.c (override_options): Use gengtype for roots.
3022 * config/dsp16xx/dsp16xx.h: Use gengtype for roots.
3023 * config/ia64/ia64-protos.h: Use gengtype for roots.
3024 * config/ia64/ia64.c (ia64_add_gc_roots): Delete.
3025 * config/m68hc11/m68hc11-protos.h: Use gengtype for roots.
3026 * config/m68hc11/m68hc11.c (z_reg): Make global.
3027 (z_reg_qi): Make global.
3028 (m68hc11_add_gc_roots): Delete.
3029 * config/mcore/mcore-protos.h: Use gengtype for roots.
3030 * config/mcore/mcore.c (mcore_add_gc_roots): Delete.
3031 * config/mips/mips.c (mips_add_gc_roots): Delete.
3032 * config/mips/mips.h: Use gengtype for roots.
3033 * config/mmix/mmix.c (override_options): Use gengtype for roots.
3034 * config/mmix/mmix.h: Use gengtype for roots.
3035 * config/mn10200/mn10200.c (asm_file_start): Use gengtype for roots.
3036 * config/mn10200/mn10200.h: Use gengtype for roots.
3037 * config/pa/pa.c: Use gengtype for roots, marking.
3038 (struct deferred_plabel): Use GGC, gengtype.
3039 (pa_add_gc_roots): Delete.
3040 (mark_deferred_plabels): Delete.
3041 * config/pj/pj-protos.h: Use gengtype for roots.
3042 * config/pj/pj.h (OVERRIDE_OPTIONS): Don't define.
3043 * config/rs6000/rs6000.c: Use gengtype for roots. Don't call
3044 machopic_add_gc_roots.
3045 * config/rs6000/rs6000.h: Use gengtype for roots.
3046 * config/rs6000/t-darwin (darwin.o): Add dependency on gt-darwin.h.
3047 (gt-darwin.h): Add rule.
3048 * config/sh/sh.c: Use gengtype for roots.
3049 * config/sh/t-sh ($(out_object_file)): Add dependency on gt-sh.h.
3050 (gt-sh.h): Add rule.
3051 * config/sparc/sparc.c: Use gengtype for roots.
3052 (sparc_add_gc_roots): Delete.
3053 (struct ultrasparc_pipeline_state): Use GGC, gengtype.
3054 (mark_ultrasparc_pipeline_state): Delete.
3055 * config/sparc/sparc.h: Use gengtype for roots.
3057 * Makefile.in (c-parse.o): Update dependencies.
3058 (c-common.o): Likewise.
3059 (GTFILES): Add c-common.h, c-tree.h, c-common.c, c-parse.in.
3060 Add dependencies for the files they generate.
3061 * c-common.c: Replace ggc_add_* uses with GTY annotations.
3062 * c-common.h: Likewise.
3063 * c-decl.c: Likewise.
3064 (gt_ggc_mp_binding_level): Delete.
3065 * c-lang.c: Include gtype-c.h.
3066 * c-parse.in: Replace ggc_add_* uses with GTY annotations. Include
3068 * c-pragma.h: Replace ggc_add_* uses with GTY annotations.
3069 (gt_ggc_mp_align_stack): Delete.
3070 * c-tree.h: Replace ggc_add_* uses with GTY annotations.
3071 * function.c: Replace ggc_add_* uses with GTY annotations.
3072 (gt_ggc_mp_function): Delete.
3073 * function.h: Replace ggc_add_* uses with GTY annotations.
3074 * gengtype.c (lang_names): New.
3075 (NUM_BASE_FILES): New.
3076 (open_base_files): Create language base files.
3078 (get_file_basename): New.
3079 (get_base_file_bitmap): New.
3080 (get_output_file_with_visibility): Rename from get_output_file.
3081 Add more mappings for various C/Objc filenames.
3082 (finish_root_table): New.
3083 (write_gc_roots): Handle dependencies and scoping properly.
3084 * gengtype.h: Add prototypes for new functions.
3085 * ggc-common.c (struct deletable_root): Delete.
3086 (deletables): Delete.
3087 (ggc_add_deletable_root): Delete.
3088 (ggc_mark_roots): No need to deal with deleted functionality.
3089 * ggc.h (ggc_add_deletable_root): Delete prototype.
3090 * objc/Make-lang.in (objc-act.o): Add gtype-objc.h dependency.
3091 (gtype-objc.h): Add rule to create.
3092 * objc/config-lang.in (gtfiles): New.
3093 * objc/objc-act.c: Allocate imp_list using GGC. Replace uses of
3094 ggc_add_* with GTY markers. Include gtype-objc.h.
3095 (ggc_mark_imp_list): Delete.
3096 * objc/objc-act.h: Replace uses of ggc_add_* with GTY markers.
3097 * objc/objc-lang.c: Random Whitespace Change.
3099 * except.h (exception_handler_labels): Delete.
3100 (get_exception_handler_labels): New.
3101 * except.c (exception_handler_labels): Delete.
3102 (struct eh_status): Add exception_handler_labels field.
3103 (doing_eh): Don't add exception_handler_labels as root.
3104 (free_eh_status): Don't need to free exception_handler_labels.
3105 (get_exception_handler_labels): New.
3106 (find_exception_handler_labels): Update for move of
3107 exception_handler_labels.
3108 (remove_exception_handler_label): Likewise.
3109 * cfgrtl.c (can_delete_label_p): Use get_exception_handler_labels.
3110 * jump.c (rebuild_jump_labels): Likewise.
3111 * loop.c (find_and_verify_loops): Likewise.
3112 * sched-rgn.c (is_cfg_nonregular): Likewise.
3114 * gengtype.c (write_gc_structure_fields): Handle variable-length
3117 * varasm.c (struct weak_syms): Use GGC, gengtype.
3118 (mark_weak_decls): Delete.
3119 (weak_decls): Likewise.
3120 (add_weak): Likewise.
3121 (remove_from_pending_weak_list): Likewise.
3122 (init_varasm_once): Likewise.
3124 * Makefile.in (gtype-desc.o): Add libfuncs.h dependency.
3125 (GTFILES): Add tree.h, libfuncs.h, emit-rtl.c, explow.c,
3126 stor-layout.c, regclass.c, and lists.c.
3127 Add dependencies of gt-emit-rtl.h gt-explow.h gt-stor-layout.h
3128 gt-regclass.h and gt-lists.h on s-gtype.
3129 * emit-rtl.c: Use gengtype for roots. Include gt-emit-rtl.h.
3130 * except.c: Use gengtype for roots.
3131 * explow.c: Use gengtype for roots. Include gt-explow.h.
3132 * expr.h (init_stor_layout_once): Delete prototype.
3133 * function.c: Use gengtype for roots.
3134 * gengtype-lex.l: Add ENT_EXTERNSTATIC lexing.
3135 * gengtype-yacc.y (start): Can also be an externstatic.
3136 (externstatic): New production.
3137 (struct_fields): Correct array bounds inversion for 2-d arrays.
3138 * gengtype.c (variables): New variable.
3139 (note_variable): New function.
3140 (get_output_file): Include libfuncs.h into gtype-desc.c.
3141 (get_output_file_name): New function.
3142 (write_gc_structure_fields): Suppress warnings.
3143 (write_gc_types): Make static.
3144 (put_mangled_filename): New function.
3145 (write_gc_roots): New function.
3146 (main): Call write_gc_roots.
3147 * gengtype.h (note_variable): Prototype.
3148 (get_output_file_name): Prototype.
3149 (write_gc_types): Delete prototype.
3150 * ggc.h: Clean up unnecessary structure predefinitions.
3151 (struct ggc_root_tab): Define.
3152 (gt_ggc_m_rtx_def): Make function, not macro.
3153 (gt_ggc_m_tree_node): Likewise.
3154 * libfuncs.h: Use gengtype for roots.
3155 * lists.c: Use gengtype for roots. Include gt-lists.h.
3156 (init_EXPR_INSN_LIST_cache): Delete.
3157 * optabs.c: Use gengtype for roots.
3158 (gt_ggc_mp_optab): Delete.
3159 * optabs.h: Use gengtype for roots.
3160 * regclass.c: Use gengtype for roots. Include gt-regclass.h.
3161 * rtl.h: Use gengtype for roots.
3162 (init_EXPR_INSN_LIST_cache): Delete prototype.
3163 * stor-layout.c: Use gengtype for roots.
3164 Include gt-stor-layout.h.
3165 (init_stor_layout_once): Delete.
3166 * toplev.c: Use gengtype for roots. Delete calls to deleted
3168 * tree.c: Use gengtype for roots.
3169 * tree.h: Use gengtype for roots.
3170 * varasm.c: Use gengtype for roots.
3172 * Makefile.in (GTFILES): Add @all_gtfiles@.
3173 * configure: Regenerate.
3174 * configure.in: Construct all_gtfiles from the gtfiles definitions
3176 * gengtype-yacc.y (type): Warn about duplicate structure names.
3177 * gengtype.c (get_output_file): Handle .c files in language
3180 * Makefile.in (GTFILES): Run gengtype on all the config files
3181 and on the target .c file.
3182 * except.c (mark_eh_region): Delete.
3183 (init_eh_for_function): Use GGC on struct eh_status.
3184 (mark_eh_status): Delete.
3185 (free_eh_status): Use GGC.
3186 (expand_eh_region_start): Use GGC to
3187 (collect_eh_region_array): Allocate last_region_number using GGC.
3188 (duplicate_eh_region_1): Use GGC to allocate struct eh_region.
3189 (remove_eh_handler): Let GGC free struct eh_region.
3190 (add_call_site): Use GGC to reallocate call_site_record array.
3191 * function.c (init_machine_status): Update calling sequence.
3192 (mark_machine_status): Likewise.
3193 (mark_lang_status): Likewise.
3194 (prepare_function_start): Update init_machine_status call.
3195 (mark_function_status): Delete.
3196 (maybe_mark_struct_function): Delete.
3197 (ggc_mark_struct_function): Delete.
3198 (gt_ggc_mp_function): New.
3199 (gt_ggc_mr_machine_function): New.
3200 (gt_ggc_mr_language_function): New.
3201 (init_function_once): Use canonical names.
3202 * function.h (struct function): Use gengtype.
3203 (init_machine_status): Return the structure.
3204 (mark_machine_status): Take a 'void *'.
3205 (mark_lang_status): Likewise.
3206 * ggc-common.c (ggc_mark_trees): Use canonical name for
3207 ggc_mark_struct_function.
3208 * tree.h (ggc_mark_struct_function): Delete prototype.
3209 * config/alpha/alpha.c (alpha_mark_machine_status): Delete.
3210 (alpha_init_machine_status): Likewise.
3211 (override_options): Use canonical name for alpha_mark_machine_status.
3212 * config/alpha/unicosmk.h (struct machine_function): Use gengtype.
3213 * config/arm/arm.h (struct machine_function): Use gengtype.
3214 * config/arm/arm.c (arm_mark_machine_status): Delete.
3215 (arm_init_machine_status): Update calling sequence.
3216 (arm_init_expanders): Use canonical name for arm_mark_machine_status.
3217 * config/cris/cris.c (cris_init_machine_status): Update
3219 * config/d30v/d30v.h (struct machine_function): Use gengtype.
3220 * config/d30v/d30v.c (d30v_init_machine_status): Update
3222 (d30v_mark_machine_status): Delete.
3223 * config/i386/i386.c: Include gt-i386.h.
3224 (struct machine_function): Use gengtype.
3225 (ix86_init_machine_status): Update calling sequence.
3226 (ix86_mark_machine_status): Delete.
3227 (override_options): Use canonical namke for ix86_mark_machine_status.
3228 * config/ia64/ia64.h (struct machine_function): Use gengtype.
3229 * config/ia64/ia64.c (ia64_init_machine_status): Update calling
3231 (ia64_mark_machine_status): Delete.
3232 (ia64_override_options): Use canonical name for
3233 ia64_mark_machine_status.
3234 * config/mmix/mmix.c (mmix_init_machine_status): Update calling
3236 * config/rs6000/rs6000.c (rs6000_init_machine_status): Likewise.
3237 * config/xtensa/xtensa.c (xtensa_init_machine_status): Likewise.
3238 * gengtype.c (get_output_file): Fix warning.
3239 (main): Add prototype to suppress warning.
3240 * tree.c: Remove tree_hash_mark prototype.
3242 * tree.h (init_stmt): Delete prototype.
3243 * toplev.c (lang_independent_init): Don't call init_stmt.
3244 * stmt.c (ALLOC_NESTING): Use GGC for 'struct nesting'.
3245 (stmt_obstack): Delete.
3246 (POPSTACK): No need to free 'struct nesting'.
3247 (gt_ggc_mr_nesting_cond): Use canonical names.
3248 (gt_ggc_mr_nesting_loop): Use canonical names.
3249 (gt_ggc_mr_nesting_block): Use canonical names.
3250 (gt_ggc_mr_nesting_case_stmt): Use canonical names.
3251 (mark_stmt_status): Delete.
3252 (init_stmt): Delete.
3253 (clear_last_expr): Clear both last_expr_type and last_expr_value.
3254 Use it everywhere that last_expr_type was cleared.
3255 * lists.c (init_EXPR_INSN_LIST_cache): Use ggc_add_deletable_root.
3256 (zap_lists): Delete.
3257 * ggc.h (ggc_add_deletable_root): Prototype.
3258 (mark_stmt_status): Remove prototype.
3259 * ggc-common.c (ggc_add_deletable_root): New.
3260 (ggc_mark_roots): Handle deletable roots.
3261 * function.c (ggc_mark_struct_function): Use canonical name
3262 for mark_stmt_status.
3263 * emit-rtl.c (free_sequence_stack): New.
3264 (start_sequence): Use a freelist for sequences.
3265 (end_sequence): Likewise.
3266 (init_emit_once): Add free_sequence_stack as a deleteable root.
3267 * c-pragma.c Include gt-c-pragma.h.
3268 (struct align_stack): Use gengtype.
3269 (push_alignment): Use GGC for struct align_stack.
3270 (mark_align_stack): Delete.
3271 (gt_ggc_mp_align_stack): New.
3272 (init_pragma): Use canonical name for mark_align_stack.
3273 * c-decl.c: Include gt-c-decl.h.
3274 (struct binding_level): Use gengtype.
3275 (make_binding_level): Use GGC; handle the freelist here.
3276 (pop_binding_level): New.
3277 (pushlevel): Move code into make_binding_level.
3278 (push_label_level): Likewise.
3279 (poplevel): Move code into pop_binding_level.
3280 (pop_label_level): Likewise.
3281 (mark_binding_level): Delete.
3282 (gt_ggc_mp_binding_level): New.
3283 (c_init_decl_processing): Use canonical name for mark_binding_level.
3284 Add free_binding_level as deletable root.
3285 (mark_c_function_context): Use canonical name for mark_binding_level.
3286 * Makefile.in (c-decl.o): Add gt-c-decl.h.
3287 (c-pragma.o): Add gt-c-pragma.h.
3288 (GTFILES): Add c-decl.c and c-pragma.c.
3289 (gt-c-decl.h, gt-c-pragma.h): Create using gengtype.
3291 * tree.c (struct type_hash): Use gengtype.
3292 (init_obstacks): Use canonical name for type_hash_mark.
3293 (type_hash_mark): Delete.
3295 * rtl.h (struct mem_attrs): Use gengtype.
3296 * optabs.h (struct optab): Use gengtype.
3297 * optabs.c (expand_binop): Squish signed/unsigned warning.
3298 (mark_optab): Make local, use canonical name, use autogenerated
3300 (init_optabs): Use canonical name for mark_optab.
3301 (new_optab): Use GGC to allocate optabs.
3302 * ggc.h: Delete mark_optab prototype.
3303 * ggc-common.c (ggc_mark_rtx_children): Use canonical name for
3304 mem_attrs marker procedure.
3305 * gengtype.c (get_output_file): Include headers in gtype-desc.c
3306 explicitly rather than deducing them from file names.
3307 (write_gc_structure_fields): Handle arrays of structures.
3308 (main): Return non-zero exit code if errors occur during output.
3309 * emit-rtl.c (mem_attrs_mark): Delete.
3310 (init_emit_once): Use canonical name for mem_attrs marker procedure.
3311 * Makefile.in (gtype-desc.o): Explicitly name dependencies.
3312 (tree.o): Depend on gt-tree.h.
3313 (GTFILES): Add rtl.h, optabs.h, tree.c.
3314 (gt-tree.h): Add it to s-gtype rule.
3316 * .cvsignore: Ignore gengtype flex/bison generated files.
3317 * Makefile.in (GGC_H): Add gtype-desc.h.
3318 (OBJS): Add gtype-desc.o.
3319 (GEN): Add gengtype.
3320 (STAGESTUFF): Add gengtype.
3321 (varasm.o): Add gt-varasm.h.
3322 (stmt.o): Add gt-stmt.h.
3323 (except.o): Add gt-except.h.
3324 (integrate.o): Add gt-integrate.h.
3326 Add new rules for new files.
3327 * configure: Regenerate.
3328 * configure.in: Correct defaults.h paths.
3329 * emit-rtl.c (mark_sequence_stack): Delete.
3330 (mark_emit_status): Delete.
3331 (start_sequence): Allocate sequence structures using GGC.
3332 (end_sequence): Allocate sequence structures using GGC.
3333 * except.c: Use gengtype for various structures. Include
3335 * expr.c (mark_expr_status): Delete.
3336 * function.c: Use gengtype for various structures. Include
3338 (mark_function_status): Use standard gt_ggc names for marker functions.
3339 (ggc_mark_struct_function): Likewise.
3340 * function.h: Use gengtype for various structures.
3341 * gengtype-lex.l: New file.
3342 * gengtype-yacc.y: New file.
3343 * gengtype.c: New file.
3344 * gengtype.h: New file.
3345 * ggc.h: Include gtype-desc.h. Alias some marker procedures to
3346 the standard names. Remove some now-unnecessary prototypes.
3347 * integrate.c: Use gengtype for various structures. Include
3349 (mark_hard_reg_initial_vals): Delete.
3350 * integrate.h (mark_hard_reg_initial_vals): Delete.
3351 * stmt.c: Use gengtype for various structures. Include
3353 (mark_case_node): Delete.
3354 (mark_goto_fixup): Delete.
3355 (mark_stmt_status): Use standard gt_ggc names for marker functions.
3356 * system.h: Define GTY to empty. In flex/bison files,
3357 don't poison malloc or realloc, instead just define them to
3358 xmalloc and xrealloc.
3359 * varasm.c: Use gengtype for various structures. Include
3360 gt-varasm.h. Use standard gt_ggc names for marker functions.
3361 (mark_pool_constant): Delete.
3362 (mark_varasm_status): Delete.
3363 (decode_rtx_const): #if 0 out non-typesafe hack.
3365 * function.h (free_lang_status): Mark as obsolete.
3366 * function.c (free_lang_status): Mark as obsolete.
3367 * c-decl.c (push_c_function_context): Use GC to allocate and free
3368 struct language_function.
3369 (pop_c_function_context): Likewise.
3370 * c-common.c (mark_c_language_function): Mark struct
3373 * doc/tm.texi (Per-Function Data): Don't document free_machine_status.
3374 Document that the machine_function structures must be allocated
3375 using GC. Update mark_machine_status documentation.
3376 * function.h: Don't declare free_machine_status.
3377 * function.c (free_machine_status): Don't define.
3378 (free_after_compilation): Don't call free_machine_status.
3379 (ggc_mark_struct_function): Mark f->machine. Call
3380 mark_machine_status only on non-NULL pointers.
3381 * system.h: Poison free_machine_status.
3382 * config/xtensa/xtensa.c (xtensa_init_machine_status): Use GC on
3383 struct machine_function.
3384 (xtensa_free_machine_status): Delete.
3385 (override_options): Don't set free_machine_status.
3386 * config/rs6000/rs6000.c (rs6000_override_options): Don't set
3387 free_machine_status.
3388 (rs6000_init_machine_status): Use GC on struct machine_function.
3389 (rs6000_free_machine_status): Delete.
3390 * config/ia64/ia64.c (ia64_init_machine_status): Use GC on struct
3392 (ia64_mark_machine_status): Likewise.
3393 (ia64_free_machine_status): Delete.
3394 (ia64_override_options): Don't set free_machine_status.
3395 * config/i386/i386.c (override_options): Don't set
3396 free_machine_status.
3397 (ix86_init_machine_status): Use GC on struct machine_function.
3398 (ix86_mark_machine_status): Likewise.
3399 (ix86_free_machine_status): Delete.
3400 * config/d30v/d30v.c: (d30v_init_machine_status): Use GC on struct
3402 (d30v_mark_machine_status): Likewise.
3403 (d30v_free_machine_status): Delete.
3404 (d30v_init_expanders): Don't set free_machine_status.
3405 * config/arm/arm.c (arm_mark_machine_status): Use GC on struct
3407 (arm_init_machine_status): Likewise.
3408 (arm_free_machine_status): Delete.
3409 (arm_init_expanders): Don't set free_machine_status.
3410 * config/alpha/alpha.c (override_options): Don't set
3411 free_machine_status.
3412 (alpha_init_machine_status): Use GC on struct machine_function.
3413 (alpha_mark_machine_status): Likewise.
3414 (alpha_free_machine_status): Delete.
3416 * varasm.c (compare_constant): Fix typo.
3418 * varasm.c: Don't include obstack.h.
3419 (struct varasm_status): x_const_rtx_hash_table is a hash of rtxes.
3420 (struct rtx_const): Give substructures names, improve formatting.
3421 (struct constant_descriptor): Delete.
3422 (struct constant_descriptor_tree): New, based on constant_descriptor.
3423 (const_hash_table): Is a hash table of trees.
3424 (mark_const_hash_entry): Is used for hashes of trees. Mark
3425 constant_descriptor_tree structure.
3426 (mark_const_str_htab_1): Mark deferred_string structure.
3427 (compare_constant): Rewrite to compare trees.
3428 (compare_constant_1): Delete.
3429 (record_constant): Delete.
3430 (record_constant_1): Delete.
3431 (output_constant_def): Use struct constant_descriptor_tree.
3432 Don't duplicate trees twice.
3433 (struct constant_descriptor_rtx): New.
3434 (struct pool_constant): Used for rtx constants.
3435 (init_varasm_status): Update for change to struct varasm_status.
3436 (mark_varasm_status): Likewise.
3437 (free_varasm_status): Delete.
3438 (compare_constant_rtx): Rewrite to handle constant_descriptor_rtx.
3439 (record_constant_rtx): Likewise.
3440 (mem_for_const_double): Update to use struct constant_descriptor_rtx.
3441 (force_const_mem): Likewise.
3442 * Makefile.in (varasm.o): Doesn't depend on obstack.h.
3443 * function.c (free_after_compilation): Don't use free_varasm_status.
3444 * function.h: Don't prototype free_varasm_status.
3446 * ggc-common.c (ggc_realloc): Handle X being NULL.
3448 * ggc-common.c (ggc_realloc): New function.
3449 * ggc.h: Prototype it.
3450 * emit-rtl.c (free_emit_status): Delete.
3451 (init_emit): Allocate emit subarrays using GC.
3452 (gen_reg_rtx): Reallocate subarrays using GC.
3453 (init_emit): Use GC to allocate 'struct emit_status' and its
3455 (mark_emit_status): Mark structure and its subarrays.
3456 * stmt.c (free_stmt_status): Delete.
3457 * expr.c (free_expr_status): Delete.
3458 * function.h: Remove prototypes for deleted functions.
3459 * function.c (free_after_compilation): Don't use deleted functions.
3460 Don't call free() on x_parm_reg_stack_loc.
3461 (free_after_parsing): Don't use free_stmt_status.
3462 (assign_parms): Use GC to allocate and resize x_parm_reg_stack_loc.
3463 (mark_function_status): Mark x_parm_reg_stack_loc.
3465 * varasm.c (init_varasm_status): Use GC to allocate
3466 'struct varasm_status' and its fields x_const_rtx_hash_table
3467 and x_const_rtx_sym_hash_table.
3468 (mark_varasm_status): Mark them.
3469 (free_varasm_status): Use GC to free them.
3470 * expr.c (init_expr): Use GC to allocate 'struct expr_status'.
3471 (mark_expr_status): Mark the structure itself.
3472 (free_expr_status): Use GC to free the structure.
3473 * stmt.c (free_stmt_status): Use GC to free 'struct stmt_status'.
3474 (mark_stmt_status): Mark the 'struct stmt_status' itself.
3475 (init_stmt_for_function): Allocate the structure for GC.
3477 * dwarf2out.c (lookup_type_die): Use TYPE_SYMTAB_DIE.
3478 (equate_type_number_to_die): Likewise.
3479 * tree.h (TYPE_SYMTAB_DIE): New macro.
3480 (struct die_struct): Predeclare.
3481 (struct tree_type): Add field symtab.die. Add a tag
3482 to the union type of field symtab.
3484 * varray.h (VARRAY_RTVEC_INIT): A varray of rtvec contains
3485 'struct rtvec_def *', not 'struct rtvec_def'.
3487 * function.h (original_arg_vector): Make a real rtvec.
3488 * function.c (ggc_mark_struct_function): Adjust.
3489 * integrate.c (expand_inline_function): Adjust.
3491 2002-06-04 Jason Thorpe <thorpej@wasabisystems.com>
3493 * config.gcc (sh5-*-netbsd*, sh5l*-*-netbsd*)
3494 (sh64-*-netbsd*, sh64l*-*-netbsd*): New targets.
3495 * config/sh/netbsd-elf.h (TARGET_VERSION_ENDIAN)
3496 (TARGET_VERSION_CPU): Define according to the
3498 (TARGET_VERSION): Use TARGET_VERSION_ENDIAN and
3500 (TARGET_OS_CPP_BUILTINS): Use NETBSD_OS_CPP_BUILTINS_LP64
3501 if TARGET_SHMEDIA64.
3502 (LINK_DEFAULT_CPU_EMUL): Define according to the
3504 (SUBTARGET_LINK_EMUL_SUFFIX): Define.
3505 (SUBTARGET_LINK_SPEC): Define.
3506 (LINK_SPEC): Use SH_LINK_SPEC.
3508 (TARGET_DEFAULT): Use TARGET_CPU_DEFAULT.
3509 (FUNCTION_PROFILER): Add cases for TARGET_SHMEDIA32
3510 and TARGET_SHMEDIA64 which abort, for now.
3511 * config/sh/t-netbsd-sh5: New file.
3512 * config/sh/t-netbsd-sh5-32: New file.
3513 * config/sh/t-netbsd-sh5-64: New file.
3515 2002-06-03 Falk Hueffner <falk.hueffner@student.uni-tuebingen.de>
3516 Richard Henderson <rth@redhat.com>
3518 * config/alpha/alpha.c (reg_or_const_int_operand): New.
3519 (some_operand, input_operand): Accept CONST_VECTOR.
3520 (alpha_extra_constraint): Add 'W'.
3521 (alpha_expand_zap_mask): New.
3522 (alpha_expand_builtin_vector_binop): New.
3523 (enum alpha_builtin): New.
3524 (zero_arg_builtins, one_arg_builtins, two_arg_builtins): New.
3525 (alpha_init_builtins, alpha_expand_builtin): New.
3526 (TARGET_INIT_BUILTINS, TARGET_EXPAND_BUILTIN): New.
3527 * config/alpha/alpha.h (VECTOR_MODE_SUPPORTED_P): New.
3528 (PREDICATE_CODES): Update.
3529 * config/alpha/alpha-protos.h: Update.
3530 * config/alpha/alpha.md (UNSPEC_CMPBGE, UNSPEC_ZAP,
3531 UNSPEC_AMASK, UNSPEC_IMPLVER, UNSPEC_PERR, UNSPECV_RPCC): New.
3532 (movv8qi, movv8qi_fix, movv8qi_nofix): New.
3533 (movv4hi, movv4hi_fix, movv4hi_nofix): New.
3534 (movv2si, movv2si_fix, movv2si_nofix): New.
3535 (uminv8qi3, sminv8qi3, uminv4hi3, sminv4hi3): New.
3536 (umaxv8qi3, smaxv8qi3, umaxv4hi3, smaxv4hi3): New.
3537 (builtin_cmpbge, builtin_extql, builtin_extqh, builtin_zap,
3538 builtin_zap_1, builtin_zapnot, builtin_zapnot_1, builtin_amask,
3539 builtin_implver, builtin_rpcc, builtin_minub8, builtin_minsb8,
3540 builtin_minuw4, builtin_minsw4, builtin_maxub8, builtin_maxsb8,
3541 builtin_maxuw4, builtin_maxsw4, builtin_perr, builtin_pklb,
3542 pklb, builtin_pkwb, pkwb, builtin_unpkbl, unpkbl,
3543 builtin_unpkbw, unpkbw): New.
3544 * doc/extend.texi (Alpha Built-in Functions): New.
3546 2002-06-03 Richard Henderson <rth@redhat.com>
3548 * crtstuff.c (__EH_FRAME_BEGIN__): Conditionalize on
3549 USE_EH_FRAME_REGISTRY, not EH_FRAME_SECTION_NAME.
3551 2002-06-03 Richard Henderson <rth@redhat.com>
3553 * config/alpha/alpha-protos.h: Eliminate unneeded ifdefs.
3555 * config/alpha/alpha.c (reg_or_0_operand): Use CONST0_RTX.
3556 (const0_operand): New.
3557 (reg_or_fp0_operand, fp0_operand): Remove.
3558 * config/alpha/alpha.h (PREDICATE_CODES): Update.
3559 * config/alpha/alpha-protos.h: Update.
3560 * config/alpha/alpha.md: Replace all uses of reg_or_fp0_operand
3561 and fp0_operand with reg_or_0_operand and const0_operand.
3563 2002-06-03 Dan Nicolaescu <dann@godzilla.ics.uci.edu>
3565 * alias.c (nonoverlapping_memrefs_p): Fix off by one error.
3567 2002-06-03 Roger Sayle <roger@eyesopen.com>
3569 * gcse.c (cprop_jump): Use single_set to get the pattern
3570 from the setcc argument.
3572 2002-06-03 Gabriel Dos Reis <gdr@codesourcery.com>
3574 * diagnostic.h (diagnostic_count): Move from output_buffer to
3576 (diagnostic_kind_count): Adjust definition.
3578 Mon Jun 3 19:11:53 CEST 2002 Jan Hubicka <jh@suse.cz>
3580 * except.c (except.c): Do not rebuild CFG.
3581 * toplev.c (rest_of_compilation): Recompute CFG after sibcall
3584 Mon Jun 3 11:53:01 CEST 2002 Jan Hubicka <jh@suse.cz>
3586 * integrate.c (copy_insn_list): Properly pace the INSN_SCOPE copies.
3587 * toplev.c: Include cfglahout.h
3588 * Makefile.in (toplev.c): Add dependnecy.
3590 2002-06-03 Neil Booth <neil@daikokuya.demon.co.uk>
3592 * config/i386/i386.h (TARGET_CPU_CPP_BUILTINS): New.
3593 (CPP_CPU32_SPEC, CPP_CPU64_SPEC): Kill.
3594 (CPP_CPUCOMMON_SPEC): Rename CPP_CPU_SPEC.
3596 2002-06-03 Jason Thorpe <thorpej@wasabisystems.com>
3598 * config/ns32k/netbsd.h: Update copyright years.
3599 (TARGET_OS_CPP_BUILTINS): Define.
3600 (CPP_PREDEFINES): Remove.
3601 * config/ns32k/ns32k.h (CPP_PREDEFINES): Remove.
3602 (TARGET_CPU_CPP_BUILTINS): Define.
3604 2002-06-02 Kazu Hirata <kazu@cs.umass.edu>
3606 * emit-rtl.c: Fix formatting.
3607 * errors.h: Likewise.
3608 * except.c: Likewise.
3609 * explow.c: Likewise.
3610 * expmed.c: Likewise.
3614 2002-06-02 Kazu Hirata <kazu@cs.umass.edu>
3616 * config/h8300/elf.h: Fix formatting.
3617 * config/h8300/rtems.h: Likewise.
3619 2002-06-03 Jason Thorpe <thorpej@wasabisystems.com>
3621 * config/rs6000/netbsd.h (DRAFT_V4_STRUCT_RET): Remove.
3623 2002-06-02 Tom Tromey <tromey@redhat.com>
3625 * fixinc/fixincl.x: Rebuilt.
3626 * fixinc/inclhack.def (thread_keyword): Match `*__thread'.
3628 2002-06-02 Neil Booth <neil@daikokuya.demon.co.uk>
3631 * i370.h (TARGET_CPU_CPP_BUILTINS): Use.
3632 * linux.h: Use TARGET_OS_CPP_BUILTINS rather than CPP_PREDEFINES.
3636 Mon Jun 3 00:18:20 CEST 2002 Jan Hubicka <jh@suse.cz>
3638 * final.c (final): Allow notes to not have computed addresses;
3639 kill no longer needed STACK_REGS ifdef.
3641 2002-06-02 Richard Henderson <rth@redhat.com>
3643 * gcse.c (bypass_conditional_jumps): Fix typo last change.
3645 Sun Jun 2 23:02:11 CEST 2002 Jan Hubicka <jh@suse.cz>
3647 * loop.c (emit_prefetch_instructions): Properly place the address
3650 Sun Jun 2 22:56:48 CEST 2002 Jan Hubicka <jh@suse.cz>
3652 * basic-block.h (basic_block_for_insn, BLOCK_FOR_INSN): Kill.
3653 (set_block_for_insn): Turn into macro.
3654 * cfgbuild.c (find_basic_block): Do not clear basic_block_for_insn.
3655 * cfglayout.c (insn_scopes): Kill.
3656 (scope_to_insns_initialize): Do not use insn_scopes.
3657 (scope_to_insns_finalize): Likewise.
3658 (duplicate_insn_chain): Likewise.
3659 (cfg_layout_initialize, cfg_layout_finalize): Do not turn scopes to notes.
3660 * cfgrtl.c (basic_block_for_insn): Kill.
3661 (delete_insn_and_edges, delete_insn_chain_and_edges): Simplify.
3662 (create_basic_block_structure): Use reorder_insns.
3663 (compute_bb_for_insn): Do not use basic_block_for_insn.
3664 (merge_blocks_nomove): Likewise.
3665 (update_bb_for_insn): Likewise.
3666 (verify_flow_info): Likewise.
3667 (set_block_for_insn): Kill.
3668 * combine.c (try_combine): Update gen_rtx_INSN call.
3669 * emit-rtl.c (gen_label_rtx): Update gen_rtx_CODE_LABEL call.
3670 (mark_insn_raw, make_jump_insn_raw, make_call_insn_raw): Clear
3672 (add_insn_after, add_insn_before, remove_insn, reorder_insns): Simplify.
3673 (emit_note_before, emit_note_after, emit_line_note_after, emit_note):
3675 (emit_insns_after): Simplify.
3676 (emit_copy_of_insn_after): Copy scope.
3677 * final.c (final_start_function): Lower scopes.
3678 * flow.c (check_function_return_warnings): Do not rely on deleted insn.
3679 * integrate.c (copy_insn_list): Cope scopes.
3680 * jump.c (duplicate_loop_exit_test): LIkewise; simplify.
3681 * loop.c (loop_optimize): Do not care block notes.
3682 * print-rtl.c (print_rtx): Print BB.
3683 * recog.c (apply_change_group): Simplify.
3684 * rtl.c (copy_rtx): Handle 'B'.
3685 * rtl.def (INSN, CALL_INSN, JUMP_INSN, NOTE): Add extra fields.
3686 * rtl.h (Field accessors): Update indexes.
3687 * sched-ebb.c (schedule_ebbs): Do not lower notes.
3688 * sched-rgn.c (schedule_insns): Likewise.
3689 * toplev.c (rest_of_compilation): Lower notes.
3690 * unroll.c (unroll_loop): Do not care scoping notes.
3691 (copy_loop_body): Copy scopes.
3693 2002-06-02 Neil Booth <neil@daikokuya.demon.co.uk>
3696 * elf.h: Use TARGET_OS_CPP_BUILTINS rather than
3698 * rtems.h: Similarly.
3699 * h8300.h (CPP_PREDEFINES, CPP_SPEC, SUBTARGET_CPP_SPEC,
3700 EXTRA_SPECS, SUBTARGET_EXTRA_SPECS): Remove.
3701 (TARGET_CPU_CPP_BUILTINS): Use.
3703 2002-06-02 Richard Henderson <rth@redhat.com>
3705 * alias.c: Include target.h.
3706 (mark_constant_function): Use targetm.binds_local_p instead
3707 of checking TREE_PUBLIC ourselves.
3708 * Makefile.in (alias.o): Add TARGET_H.
3710 2002-06-02 Neil Booth <neil@daikokuya.demon.co.uk>
3712 * c-lex.c: Update copyright and file description.
3714 2002-06-02 Neil Booth <neil@daikokuya.demon.co.uk>
3716 * config/fr30/fr30.h: Update to new CPP macros.
3718 2002-06-02 Neil Booth <neil@daikokuya.demon.co.uk>
3720 * config/dsp16xx/dsp16xx.h: Update to new CPP macros.
3722 2002-06-02 Neil Booth <neil@daikokuya.demon.co.uk>
3723 Zack Weinberg <zack@codesourcery.com>
3725 * c-common.c (c_common_init): Override cpplib's default
3726 warn_long_long setting.
3727 * c-lex.c (lex_number): Replace with interpret_integer,
3728 interpret_float, narrowest_unsigned_type and
3729 narrowest_signed_type, taking advantage of the new
3730 cpplib functionality.
3731 * cpperror.c (_cpp_begin_message): If a warning is turned
3732 into an error, avoid printing "warning:".
3733 * cppexp.c (cpp_num_sign_extend): New.
3734 * cppinit.c: Update comment.
3735 * cpplib.h (cpp_num_sign_extend): New.
3736 * tree.h: Update comment.
3738 2002-06-02 Gabriel Dos Reis <gdr@codesourcery.com>
3740 * diagnostic.h (struct diagnostic_context): Add new member
3742 (internal_error_function): Remove declaration.
3743 * diagnostic.c (internal_error_function): Remove definition..
3744 (internal_error): Adjust use.
3746 2002-06-02 Richard Henderson <rth@redhat.com>
3748 * rtl.h (CC0_P): New.
3749 * gcse.c (cprop_jump): Use it with single_set. Tweak dump text.
3750 (cprop_insn): Allow any mode register; use CC0_P. CSE out single_set.
3751 (bypass_block): Save old dest block for dump text.
3752 (bypass_conditional_jumps): Allow any mode register; use CC0_P.
3753 Allow only true SET insns, not single_set.
3755 2002-06-02 Gabriel Dos Reis <gdr@codesourcery.com>
3757 * diagnostic.c (diagnostic_finish): Rename to output_flush.
3758 (clear_disgnostic_info): Rename to output_clear_data. Use false
3759 instead of 0 for boolean value.
3760 Adjust function call throughout.
3762 Sun Jun 2 19:15:27 CEST 2002 Jan Hubicka <jh@suse.cz>
3764 * cfgrtl.c (commit_one_edge_insertion): Fix warning.
3765 * gcse.c (bypass_conditional_jumps): CSE out single_set call.
3767 2002-06-02 Neil Booth <neil@daikokuya.demon.co.uk>
3769 * d30v.h (CPP_PREDEFINES): Replace with
3770 (TARGET_CPU_CPP_BUILTINS): New.
3772 2002-06-02 Roger Sayle <roger@eyesopen.com>
3774 * config/alpha/alpha.h [ASM_OUTPUT_LABELREF]: Fix typo.
3776 Sun Jun 2 12:11:52 CEST 2002 Jan Hubicka <jh@suse.cz>
3778 * gcse.c (bypass_conditional_jumps): Use single set to obtain set.
3780 2002-06-02 Richard Henderson <rth@redhat.com>
3782 * rtlanal.c (volatile_refs_p): Not automatically true for CALL.
3784 2002-06-02 Marek Michalkiewicz <marekm@amelek.gda.pl>
3786 Support for C++ constructors/destructors.
3787 * config/avr/avr.c (avr_output_function_epilogue): Jump to exit()
3788 instead of looping if main() returns.
3789 (asm_file_start): Output global symbols that cause .data and .bss
3790 initialization code to be linked in, unconditionally for now.
3791 (avr_asm_out_ctor, avr_asm_out_dtor): New functions.
3792 * config/avr/avr.h (CTORS_SECTION_ASM_OP, DTORS_SECTION_ASM_OP): New.
3793 (TARGET_ASM_CONSTRUCTOR, TARGET_ASM_DESTRUCTOR): New.
3795 * config/avr/libgcc.S (_exit): Split in .fini9 and .fini0 sections.
3796 (__tablejump__): New.
3797 (__do_copy_data, __do_clear_bss): New.
3798 (__do_global_ctors, __do_global_dtors): New.
3799 * config/avr/t-avr (LIB1ASMFUNCS): Add _copy_data, _clear_bss,
3802 2002-06-02 Neil Booth <neil@daikokuya.demon.co.uk>
3804 * c4x/c4x.h (TARGET_CPU_CPP_BUILTINS): New.
3805 (CPP_SPEC, CPP_PREDEFINES): Kill.
3806 * c4x/rtems.h (CPP_PREDEFINES): Kill.
3807 (TARGET_OS_CPP_BUILTINS): New.
3809 Sat Jun 1 23:29:51 CEST 2002 Jan Hubicka <jh@suse.cz>
3811 * Makefile.in (tracer.o): New.
3812 * params.def (TRACER_*): New options.
3813 * rtl.h (tracer): Declare.
3814 * timevar.def (TV_TRACER): New.
3815 * toplev.c (dump_file_index): Add DFI_tracer.
3816 (dump_file_info): Add tracer.
3818 (lang_indepdenent_options): Add tracer.
3819 (rest_of_compilation): Call tracer.
3820 * tracer.c: New file.
3821 * invoke.texi (-ftracer): Document.
3822 (--param tracer-*): Document.
3824 2002-06-01 Daniel Berlin <dberlin@dberlin.org>
3826 * tree-inline.c (expand_call_inline): Make the statement
3827 expression we generate have a COMPOUND_STMT.
3829 2002-06-01 Roger Sayle <roger@eyesopen.com>
3831 * gcse.c (cprop_cc0_jump): Function deleted.
3832 (cprop_jump): Take an additional argument which is the possibly
3833 NULL cc setting insn immediately before the conditional jump.
3834 When a MODE_CC set is present, substitute it into the JUMP_INSN
3835 before attempting the constant propagation.
3836 (cprop_insn): Recognize cc setters followed by conditional jumps
3837 as a special case. Use cprop_jump instead of cprop_cc0_jump.
3838 (cprop_one_pass): Call bypass_conditional_jumps if altering jumps.
3839 (find_bypass_set): New function based upon find_avail_set used by
3840 cprop, but finds constant expressions available at the end of
3842 (bypass_block): New function. Given a basic block that begins
3843 with a conditional jump and multiple incoming edges, perform
3844 the jump bypass optimization.
3845 (bypass_conditional_jumps): New function. Call bypass_block with
3846 each suitable basic block in the CFG using a simple single pass.
3848 2002-06-01 Roger Sayle <roger@eyesopen.com>
3850 * tree.c (real_minus_onep): New function to test for -1.0.
3851 * fold-const.c (fold) [MULT_EXPR]: Optimize -1.0*x into -x.
3853 2002-06-01 Roger Sayle <roger@eyesopen.com>
3855 * fold-const.c (fold_truthop): Transform "a || b" into "(a|b) != 0"
3856 and "!p && !q" into "(p|q) == 0" under suitable conditions.
3858 2002-06-01 Andreas Jaeger <aj@suse.de>
3860 * cppexp.c (cpp_classify_number): Cast precission to int for
3861 correct printf format.
3863 2002-06-01 Marek Michalkiewicz <marekm@amelek.gda.pl>
3865 * config/avr/avr.c (avr_mcu_types): Remove devices that were once
3866 expected, but don't really exist: atmega83, atmega85, attiny10.
3867 * config/avr/avr.h (LINK_SPEC): Update to use the new avr[1-5] ld
3868 emulations for all devices.
3869 (CRT_BINUTILS_SPECS): Remove atmega83, atmega85, attiny10.
3870 * config/avr/t-avr (MULTILIB_MATCHES): Remove atmega83, atmega85.
3872 2002-06-01 Kazu Hirata <kazu@cs.umass.edu>
3874 * config/h8300/h8300-protos.h: Add a prototype for
3875 h8300_shift_needs_scratch_p.
3876 * config/h8300/h8300.c (h8300_shift_needs_scratch_p): New.
3877 * config/h8300/h8300.h (OK_FOR_R): New.
3878 (OK_FOR_S): Likewise.
3879 (OK_FOR_T): Likewise.
3880 (EXTRA_CONSTRAINT): Call OK_FOR_R, OK_FOR_S, and OK_FOR_T.
3881 * config/h8300/h8300.md (anonymous shift patterns): Use
3882 constraints R, S, and T.
3884 Sat Jun 1 11:23:22 CEST 2002 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
3886 * basic-block.h (struct basic_block_def): New field loop_father.
3887 (BB_VISITED): New flag.
3888 (struct loop): New field pred, removed field shared.
3889 (struct loops): New field parray.
3890 (LOOP_EXITS_DOMS): Removed.
3891 (flow_loop_tree_node_add, flow_loop_tree_node_remove,
3892 flow_loop_nested_p, flow_bb_inside_loop_p, get_loop_body,
3893 dfs_enumerate_from, loop_preheader_edge, loop_latch_edge,
3894 add_bb_to_loop, remove_bb_from_loops, find_common_loop,
3895 verify_loop_structure): Declare.
3896 * cfg.c (entry_exit_blocks): Initialize loop_father field.
3897 * cfganal.c (dfs_enumerate_from): New function.
3898 * cfgloop.c (HEAVY_EDGE_RATIO): New constant.
3899 (flow_loop_entry_edges_find, flow_loop_exit_edges_find,
3900 flow_loop_nodes_find, flow_loop_level_compute, flow_loop_nested_p,
3901 flow_loop_dump, flow_loops_dump, flow_loops_free,
3902 flow_loop_tree_node_add, flow_loop_level_compute,
3903 flow_loops_level_compute, flow_loop_scan, flow_loops_update,
3904 flow_loop_outside_edge_p): Modified for new infrastructure.
3905 (make_forwarder_block, canonicalize_loop_headers, glb_enum_p,
3906 redirect_edge_with_latch_update, flow_loop_free): New static functions.
3907 (flow_loop_tree_node_remove, flow_bb_inside_loop_p,
3908 get_loop_body, add_bb_to_loop, remove_bb_from_loops,
3909 find_common_loop, verify_loop_structure, loop_latch_edge,
3910 loop_preheader_edge): New functions.
3911 (flow_loops_cfg_dump): Do not show dominators, as this information
3912 does not remain up to date long.
3913 (flow_loops_find): Store results in new format.
3914 * predict.c (propagate_freq, estimate_probability,
3915 estimate_loops_at_level, estimate_bb_frequencies): Use new loop
3918 2002-06-01 Alan Lehotsky <apl@alum.mit.edu>
3920 * except.c (nothrow_function_p): Walk epilogue delay list
3921 checking the insn, not the chain for potential throws.
3923 2002-05-31 Zack Weinberg <zack@codesourcery.com>
3925 * Makefile.in (INSTALL_CPP, UNINSTALL_CPP): Remove.
3926 (install): Refer to install-cpp directly.
3927 (uninstall-cpp): Folded into uninstall rule.
3928 * configure.in: Delete all code relating to --disable-cpp.
3929 * configure: Regenerate.
3930 * config/t-install-cpp: Delete.
3932 2002-05-31 Richard Henderson <rth@redhat.com>
3934 * configure.in (HAVE_AS_TLS): Add alpha tests.
3935 * configure: Rebuild.
3936 * config/alpha/alpha.c (TARGET_AS_TLS): New.
3937 (alpha_tls_size, alpha_tls_size_string): New.
3938 (overide_options): Set it. Always install machine_status hooks.
3939 (input_operand): Accept got tls predicates.
3940 (local_symbol_p): Merge into ...
3941 (local_symbolic_operand): ... here. Reject tls symbols.
3942 (global_symbolic_operand): Likewise.
3943 (tls_symbolic_operand_1, dtp16_symbolic_operand): New.
3944 (dtp32_symbolic_operand, gotdtp_symbolic_operand): New.
3945 (tp16_symbolic_operand, tp32_symbolic_operand): New.
3946 (gottp_symbolic_operand, tls_symbolic_operand_type): New.
3947 (alpha_encode_section_info): Handle TLS symbols.
3948 (alpha_strip_name_encoding): Likewise.
3949 (alpha_legitimate_address_p): Likewise.
3950 (alpha_legitimize_address): Likewise.
3951 (alpha_expand_mov): Early exit to avoid nop moves.
3952 (struct machine_function): Move from unicosmk.h. Add some_ld_name.
3953 (alpha_init_machine_status, alpha_mark_machine_status,
3954 alpha_free_machine_status): Always define.
3955 (get_some_local_dynamic_name, get_some_local_dynamic_name_1): New.
3956 (print_operand, print_operand_address): Add TLS relocs.
3957 * config/alpha/alpha.h (HAVE_AS_TLS): Default 0.
3958 (MASK_TLS_KERNEL, TARGET_TLS_KERNEL): New.
3959 (TARGET_SWITCHES): Add -mtls-kernel.
3960 (alpha_tls_size, alpha_tls_size_string): New.
3961 (TARGET_OPTIONS): Add -mtls-size=.
3962 (reg_class, REG_CLASS_NAMES, REG_CLASS_CONTENTS,
3963 REGNO_REG_CLASS, REG_CLASS_FROM_LETTER): Add R0_REG.
3964 (ASM_OUTPUT_LABELREF): Skip %.
3965 (PRINT_OPERAND_PUNCT_VALID_P): Add &.
3966 (PREDICATE_CODES): Update.
3967 * config/alpha/alpha.md (UNSPEC_TLSGD_CALL, UNSPEC_TLSLDM_CALL,
3968 UNSPEC_TLSGD, UNSPEC_TLSLDM, UNSPEC_DTPREL, UNSPEC_TPREL,
3969 UNSPEC_TP, UNSPECV_SET_TP): New.
3970 (adddi_er_lo16_dtp, adddi_er_hi32_dtp, adddi_er_lo32_dtp,
3971 adddi_er_lo16_tp, adddi_er_hi32_tp, adddi_er_lo32_tp, load_tp,
3972 set_tp, movdi_er_tlsgd, movdi_er_tlsldm, movdi_er_gotdtp,
3973 movdi_er_gottp, call_value_osf_tlsgd, call_value_osf_tlsldm): New.
3974 (call_value_osf_2_er): Accept anything as op4.
3975 * config/alpha/alpha-protos.h: Update.
3976 * config/alpha/unicosmk.h (struct machine_function): Move to alpha.c.
3978 2002-05-31 Zack Weinberg <zack@codesourcery.com>
3980 * cppinit.c (append_include_chain): Always pay attention to
3981 cxx_aware when setting new->sysp. Remove ATTRIBUTE_UNUSED
3984 2002-05-31 Kazu Hirata <kazu@cs.umass.edu>
3986 * target.h: Fix formatting.
3987 * timevar.h: Likewise.
3988 * tlink.c: Likewise.
3989 * toplev.c: Likewise.
3990 * toplev.h: Likewise.
3992 * tree-dump.h: Likewise.
3994 * tree-inline.h: Likewise.
3995 * unroll.c: Likewise.
3996 * unwind-dw2.c: Likewise.
3997 * unwind-dw2-fde.c: Likewise.
3998 * unwind-dw2-fde-glibc.c: Likewise.
3999 * unwind-dw2-fde.h: Likewise.
4000 * unwind.h: Likewise.
4001 * unwind-sjlj.c: Likewise.
4002 * varasm.c: Likewise.
4003 * varray.h: Likewise.
4004 * vmsdbg.h: Likewise.
4005 * vmsdbgout.c: Likewise.
4006 * xcoffout.h: Likewise.
4008 2002-05-31 Igor Shevlyakov <igor@microunity.com>
4010 * expr.c (compare_from_rtx): Generate comparison between op0 and op1
4011 rather than cc0 and 0 in a case when HAVE_cc0 is not defined.
4013 2002-05-31 Matthew Woodcraft <mattheww@chiark.greenend.org.uk>
4015 * gcc.c (cpp_unique_options): Remove "-d" options.
4016 (cpp_debug_options): New spec string.
4017 (default_compilers): Use it.
4018 * objc/lang-specs.h: Likewise.
4020 2002-05-31 Nathanael Nerode <neroden@twcny.rr.com>
4022 * gcc/Makefile.in: Replace HOST_PREFIX, HOST_PREFIX_1 with
4023 BUILD_PREFIX, BUILD_PREFIX_1, to correct nomenclature.
4024 * gcc/mklibgcc.in: Likewise.
4025 * gcc/config/arc/t-arc: Likewise.
4026 * gcc/configure.in: Likewise.
4027 * gcc/configure: Regenerate.
4029 2002-05-31 Stan Shebs <shebs@apple.com>
4030 Turly O'Connor <turly@apple.com>
4032 * c-decl.c (struct binding_level): Change int field n_incomplete
4033 to tree list incomplete_list.
4034 (clear_binding_level): Init field with NULL.
4035 (pushdecl): Add incomplete type to list.
4036 (mark_binding_level): Mark the incomplete list.
4037 (finish_struct): Scan the incomplete list for types instead
4038 of all decls in the current binding level.
4040 2002-05-31 John David Anglin <dave@hiauly1.hia.nrc.ca>
4042 * pa.c (output_millicode_call): Add missing '%' characters.
4043 (output_call): Likewise.
4045 2002-05-31 David Edelsohn <edelsohn@gnu.org>
4047 * config/rs6000/xcoff.h (HOT_TEXT_SECTION_NAME): Define.
4048 (UNLIKELY_EXECUTED_TEXT_SECTION_NAME): Define.
4050 2002-05-31 Alan Lehotsky <apl@alum.mit.edu>
4052 * varasm.c (mark_constant_pool): Walk epilogue delay list
4053 checking the insn, not the chain for potential constants.
4055 Fri May 31 12:38:43 2002 J"orn Rennecke <joern.rennecke@superh.com>
4057 * config/sh/elf.h (ASM_SPEC): Use subtarget_endian_asm_spec.
4059 Fri May 31 13:50:19 CEST 2002 Jan Hubicka <jh@suse.cz>
4061 * i386.c (classify_argument): Properly handle base types.
4063 * dwarf2out.c (expand_builin_init_dwarf_reg_sizes):
4064 Store first DWARF_FRAME_REGISTERS dwarf registers, not pseudo
4067 Fri May 31 13:37:54 CEST 2002 Jan Hubicka <jh@suse.cz>
4069 * gcse.c (gcse_emit_move_after): New.
4070 (pre_delete, hoist_store): Use it.
4072 * reload1.c (emit_input_reload_insns): Use constrain_operands
4073 instead of constraint_accepts_reg_p to verify optimization.
4074 (constraint_accepts_reg_p): Kill
4076 * reload1.c (reload_cse_delete_noop_set): Kill.
4077 (reload_cse_simplify): use delte_insn_and_edges.
4079 2002-05-31 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
4081 * cfgloop.c (flow_loops_find): Initialize first and last fields
4084 2002-05-31 Neil Booth <neil@daikokuya.demon.co.uk>
4086 * c-common.c (builtin_define_std): Correct logic.
4088 2002-05-31 John David Anglin <dave@hiauly1.hia.nrc.ca>
4090 * pa.c (output_millicode_call): Correct "be,l" insn for TARGET_PA_20.
4091 (output_call): Likewise.
4093 2002-05-31 John David Anglin <dave@hiauly1.hia.nrc.ca>
4095 * pa.c: Move output.h include after tree.h include.
4096 (pa_asm_output_mi_thunk): Constify identifier lab.
4098 2002-05-31 Jason Thorpe <thorpej@wasabisystems.com>
4100 * config/ns32k/ns32k.h: Define named constants for the
4101 bits in target_flags and use them.
4102 * config/ns32k/netbsd.h (TARGET_DEFAULT): Use named constants.
4104 2002-05-30 John David Anglin <dave@hiauly1.hia.nrc.ca>
4106 * config.gcc (tm_file): Prefix pa/pa-700.h to tm_file list for PA1.0
4107 architecture and pa/pa-7100.h for PA1.1 architecture, respectively.
4108 * pa/pa.c (override_options): Use TARGET_SCHED_DEFAULT to select
4109 default scheduling model.
4110 * pa/pa.h (TARGET_SCHED_DEFAULT): Define if not defined to "8000".
4111 * pa/pa-700.h (TARGET_SCHED_DEFAULT): New file for "700" scheduling.
4112 * pa/pa-7100.h (TARGET_SCHED_DEFAULT): New file for "7100" scheduling.
4113 * doc/install.texi (hppa*-*-*): Document default scheduling.
4115 2002-05-30 John David Anglin <dave@hiauly1.hia.nrc.ca>
4117 * pa.c (following_call): Check TARGET_JUMP_IN_DELAY.
4119 2002-05-31 Jason Thorpe <thorpej@wasabisystems.com>
4121 * config.gcc (ns32k-*-netbsd*): Set tm_file to
4122 "${tm_file} netbsd.h netbsd-aout.h ns32k/netbsd.h"
4123 * config/ns32k/netbsd.h: Don't include ns32k/ns32k.h,
4124 netbsd.h, or netbsd-aout.h.
4126 2002-05-31 Jason Thorpe <thorpej@wasabisystems.com>
4128 * longlong.h (count_trailing_zeros): Add missing \, and clean up
4129 whitespace in __ns32000__ case.
4131 2002-05-31 Aldy Hernandez <aldyh@redhat.com>
4133 * expr.c (expand_expr): Output partially zeroed out vectors with
4134 output_constant_def.
4136 2002-05-30 Jason Thorpe <thorpej@wasabisystems.com>
4138 * config.gcc (sh[123456789l]*-*-*): Set cpu_type to sh.
4140 (shl*-*-netbsdelf*): New targets.
4141 * config/sh/netbsd-elf.h: New file.
4142 * config/sh/t-netbsd: New file.
4144 2002-05-30 Richard Henderson <rth@redhat.com>
4145 Eric Botcazou <ebotcazou@multimania.com>
4147 PR optimization/6822
4148 * config/i386/i386.c (ix86_expand_int_movcc): Don't cast INTVAL
4149 to unsigned int for op1 comparisons. Use gen_int_mode.
4151 2002-05-30 Eric Botcazou <ebotcazou@multimania.com>
4153 * expmed.c (const_mult_add_overflow_p): New.
4154 * expr.h: Declare it.
4155 * loop.c (maybe_eliminate_biv_1) [COMPARE]: Use it.
4156 Don't eliminate the biv if the giv has a constant multiplier and
4157 the rhs argument of the comparison does satisfy the predicate.
4158 Use expand_mult_add to compute the replacement constant.
4160 2002-05-30 Osku Salerma <osku@iki.fi>
4162 * c-common.c (c_common_attribute_table): Add "may_alias" entry.
4163 (c_common_get_alias_set): Handle it.
4164 * doc/extend.texi: Document it.
4166 2002-05-30 Richard Henderson <rth@redhat.com>
4168 * defaults.h (TARGET_ALLOWS_PROFILING_WITHOUT_FRAME_POINTER): Kill.
4169 * toplev.c (process_options): Don't check it.
4170 * doc/tm.texi: Don't document it.
4171 * config/i386/linux.h (SUBTARGET_FRAME_POINTER_REQUIRED): New.
4172 (TARGET_ALLOWS_PROFILING_WITHOUT_FRAME_POINTER): Kill.
4173 * config/i386/i386.c (ix86_frame_pointer_required): Suppress leaf
4174 frame pointer optimization if current_function_profile.
4176 2002-05-30 Kazu Hirata <kazu@cs.umass.edu>
4178 * langhooks.c: Fix formatting.
4179 * langhooks.h: Likewise.
4181 * libgcc2.c: Likewise.
4182 * lists.c: Likewise.
4183 * local-alloc.c: Likewise.
4187 2002-05-30 Marc Espie <espie@openbsd.org>
4189 * config.gcc (sparc64-*-openbsd*): New.
4190 * config/sparc/openbsd1-64.h: New.
4191 * config/sparc/openbsd64.h: New.
4193 2002-05-30 Jeff Law <law@redhat.com>
4195 * flow.c (propagate_one_insn): Revise yesterday's patch. Delete
4196 a dead insn with a REG_RETVAL note when the entire libcall is not
4197 dead and remove the associated REG_LIBCALL note at the same time.
4199 Thu May 30 19:54:30 2002 J"orn Rennecke <joern.rennecke@superh.com>
4201 * lcm.c (output.h): #include.
4202 (compute_earliest): Remove hack to treat renumbered EXIT_BLOCK
4203 as an ordinary block.
4204 (optimize_mode_switching): Don't pretend that the exit block is
4205 an ordinary block, or handle sucessors of entry block specially.
4206 Instead, split edges from entry block and to exit block, and
4207 put a computing definition on the thus gained post-entry-block,
4208 and a need on the pre-exit-block.
4210 Thu May 30 20:28:01 CEST 2002 Jan Hubicka <jh@suse.cz>
4212 * gengenrtl.c (type_from_format, accessor_from_format): Support 'B'.
4213 * rtl.texi: Document 'B'
4215 2002-05-30 Jason Thorpe <thorpej@wasabisystems.com>
4217 * config/m68k/netbsd-elf.h (LONG_DOUBLE_TYPE_SIZE): Compute
4219 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Set to 96 if not __mc68010__.
4221 2002-05-30 Aldy Hernandez <aldyh@redhat.com>
4223 * config/rs6000/rs6000.c (rs6000_expand_unop_builtin): Return
4224 const0_rtx instead of NULL_RTX when in error.
4225 (altivec_expand_abs_builtin): Same.
4226 (rs6000_expand_binop_builtin): Same.
4227 (altivec_expand_predicate_builtin): Same.
4228 (altivec_expand_stv_builtin): Same.
4229 (rs6000_expand_ternop_builtin): Same.
4230 (altivec_expand_builtin): Same.
4232 2002-05-29 David S. Miller <davem@redhat.com>
4234 * rtl.h (clear_emit_caches): Delete.
4235 * integrate.c (output_inline_function): Don't call it.
4236 * emit-rtl.c (restore_emit_status, init_emit): Likewise.
4237 (clear_emit_caches): Delete definition.
4238 (SEQUENCE_RESULT_SIZE, sequence_result, free_insn): Likewise.
4240 2002-05-30 Hans-Peter Nilsson <hp@bitrange.com>
4242 * config/mmix/mmix.c: Include real.h.
4243 (mmix_constant_address_p): Remove redundant test before switch.
4245 2002-05-29 Jason Thorpe <thorpej@wasabisystems.com>
4247 * config/mips/mips.h (READONLY_DATA_SECTION_ASM_OP): Define
4248 only if not already defined.
4250 2002-05-29 Kazu Hirata <kazu@cs.umass.edu>
4252 * config/h8300/h8300-protos.h: Remove prototypes for
4253 ok_for_bclr and small_power_of_two.
4254 * config/h8300/h8300.c (small_power_of_two): Remove.
4255 (ok_for_blcr): Likewise.
4256 (fix_bit_operand): Make WHAT deal with an integer instead of a
4257 constraint character.
4258 * config/h8300/h8300.h (CONST_OK_FOR_O): Remove.
4259 (CONST_OK_FOR_P): Likewise.
4260 (CONST_OK_FOR_LETTER_P): Do not call CONST_OK_FOR_O or
4261 CONST_OK_FOR_P any more.
4262 * config/h8300/h8300.md (andqi3): Adjust to the new prototype
4267 2002-05-29 Jason Thorpe <thorpej@wasabisystems.com>
4269 * config/mips/netbsd.h (TARGET_OS_CPP_BUILTINS): Define.
4270 (CPP_PREDEFINES): Make sure this is undefined.
4271 (CPP_SPEC): Place -D__mips=1 at the beginning of the spec,
4272 since it is no longer in CPP_PREDEFINES. Don't -U__MIPSEL__
4273 or -U__MIPSEB__ before defining one or the other. Instead,
4274 use %(subtarget_endian_default) if neither -EB nor -EL are
4276 (SUBTARGET_EXTRA_SPECS): Define.
4277 (SUBTARGET_CPP_SPEC): Remove __LONG64 handling. Use
4280 2002-05-29 Hans-Peter Nilsson <hp@axis.com>
4282 * doc/md.texi (Patterns): Note pattern condition pitfall
4285 2002-05-29 Aldy Hernandez <aldyh@redhat.com>
4287 * rs6000.c: (altivec_expand_builtin): Only expand altivec builtins
4288 when TARGET_ALTIVEC. Move handling of generic unary, binary, and
4289 ternary operations from here...
4290 (rs6000_expand_builtin): ...to here.
4291 New argument expandedp.
4292 Change all instances of altivec_expand_binop_builtin to
4293 rs6000_expand_binop_builtin.
4294 (altivec_expand_unop_builtin): Rename to
4295 rs6000_expand_unop_builtin.
4296 (altivec_expand_binop_builtin): Rename to
4297 rs6000_expand_binop_builtin.
4298 (altivec_expand_ternop_builtin): Rename to
4299 rs6000_expand_ternop_builtin.
4301 2002-05-29 Richard Henderson <rth@redhat.com>
4303 * config/i386/biarch64.h (TARGET_64BIT_DEFAULT): Define with value.
4304 (TARGET_BI_ARCH): Likewise.
4305 * config/i386/i386.h: Test TARGET_64BIT_DEFAULT by value.
4306 (TARGET_SWITCHES): Combine target defaults here not in TARGET_DEFAULT.
4307 (TARGET_64BIT_DEFAULT): Default to 0.
4308 (TARGET_DEFAULT): Default to MASK_OMIT_LEAF_FRAME_POINTER.
4310 2002-05-29 Richard Henderson <rth@redhat.com>
4312 * config/i386/i386.c (USE_HIDDEN_LINKONCE): New.
4313 (get_pc_thunk_name): New.
4314 (output_set_got): Use it.
4315 (ix86_asm_file_end): If USE_HIDDEN_LINKONCE, emit get_pc thunks
4316 into linkonce sections.
4318 2002-05-29 Jason Thorpe <thorpej@wasabisystems.com>
4320 * config/sparc/netbsd-elf.h (TARGET_OS_CPP_BUILTINS): Define.
4321 (CPP_PREDEFINES): Make sure this is undefined.
4322 (CPP_SUBTARGET_SPEC64, CPP_SUBTARGET_SPEC32): Remove.
4323 (CPP_SUBTARGET_SPEC): Don't provide different versions for
4324 default-32 and default-64. Just always use %(netbsd_cpp_spec).
4325 (SUBTARGET_EXTRA_SPECS): Remove cpp_subtarget_spec32 and
4326 cpp_subtarget_spec64. Add netbsd_cpp_spec.
4327 * config/sparc/netbsd.h (TARGET_OS_CPP_BUILTINS): Define.
4328 (CPP_PREDEFINES): Make sure this is undefined.
4329 (SUBTARGET_EXTRA_SPECS): Define.
4330 (CPP_SPEC): Use %(netbsd_cpp_spec).
4332 2002-05-29 Jeff Law <law@redhat.com>
4334 * pa.h (ASM_OUTPUT_MI_THUNK): Remove unwanted semi-colon.
4336 * flow.c (propagate_one_insn): Do not remove a dead insn if it
4337 contains a REG_RETVAL note.
4339 * haifa-sched (sched_analyze): Remove another useless clearing
4340 of SCHED_GROUP_P I missed yesterday.
4342 * pa.h (ASM_OUTPUT_MI_THUNK): Move implementation into pa.c.
4343 * pa.c (pa_asm_output_mi_thunk): New function.
4344 * pa-protos.h (pa_asm_output_mi_thunk): Declare.
4346 2002-05-29 Neil Booth <neil@daikokuya.demon.co.uk>
4347 Marek Michalkiewicz <marekm@amelek.gda.pl>
4349 * config/avr/avr.c (avr_base_arch_macro, avr_extra_arch_macro): New.
4350 (avr_asm_only_p): Make non-static.
4351 (enum avr_arch): Remove.
4352 (avr_arch_types): New.
4353 (avr_mcu_types): Update.
4354 (avr_override_options): Use avr_arch_types table instead of switch.
4355 * avr.h (CPP_PREDEFINES): Die.
4356 (avr_base_arch_macro, avr_extra_arch_macro): New.
4357 (TARGET_CPU_CPP_BUILTINS): New.
4358 (CPP_SPEC, EXTRA_SPECS): Simplify.
4359 (CPP_AVR1_SPEC, CPP_AVR2_SPEC, CPP_AVR3_SPEC, CPP_AVR4_SPEC,
4360 CPP_AVR5_SPEC): Die.
4362 2002-05-29 Jason Thorpe <thorpej@wasabisystems.com>
4364 * config/arm/netbsd.h (TARGET_OS_CPP_BUILTINS): Use
4365 NETBSD_OS_CPP_BUILTINS_AOUT.
4366 (SUBTARGET_EXTRA_SPECS): Define.
4367 (CPP_SPEC): Use %(netbsd_cpp_spec).
4369 2002-05-29 Richard Henderson <rth@redhat.com>
4371 * config/i386/i386.c (ix86_output_function_epilogue): New.
4372 (TARGET_ASM_FUNCTION_EPILOGUE): New.
4373 (pic_label_name): Remove.
4374 (pic_labels_used): New.
4375 (ix86_asm_file_end): Emit one pc load stub for each register used.
4376 (output_set_got): Generate deep pc load to any register.
4377 (ix86_select_alt_pic_regnum): New.
4378 (ix86_save_reg): Don't save pic register if we can find a valid
4379 call-clobbered replacement.
4380 (ix86_expand_prologue): If we found a valid replacement, renumber
4381 pic_offset_table_rtx.
4382 * config/i386/i386.h (PIC_OFFSET_TABLE_REGNUM): Look at
4383 pic_offset_table_rtx after reload.
4384 (REAL_PIC_OFFSET_TABLE_REGNUM): New.
4385 * config/i386/i386.md (set_got): Make insn, not expander.
4386 (set_got_nopic, set_got_deep, set_got_nodeep): Remove.
4388 2002-05-29 Richard Henderson <rth@redhat.com>
4390 * config/i386/i386.c (ix86_compute_frame_layout): Do add bottom
4391 alignment for alloca.
4393 2002-05-29 Richard Henderson <rth@redhat.com>
4395 * config/i386/i386.c (output_pic_addr_const): Lowercase rip.
4396 (print_operand_address): Only add rip for symbolic addresses
4397 for which we do not have another relocation type.
4399 2002-05-29 Jason Thorpe <thorpej@wasabisystems.com>
4401 * config/m68k/netbsd-elf.h (TARGET_OS_CPP_BUILTINS): Define.
4402 (EXTRA_SPECS): Add netbsd_cpp_spec.
4403 (CPP_SPEC): Use %(netbsd_cpp_spec).
4404 (CPP_PREDEFINES): Remove.
4405 * config/m68k/netbsd.h (TARGET_OS_CPP_BUILTINS): Define.
4406 (EXTRA_SPECS): Define.
4407 (CPP_SPEC): Use %(netbsd_cpp_spec).
4408 (CPP_PREDEFINES): Remove.
4410 2002-05-29 Neil Booth <neil@daikokuya.demon.co.uk>
4412 PR preprocessor/6844
4413 * cppmacro.c (cpp_macro_definition): Reserve space for terminating
4416 2002-05-29 Eric Christopher <echristo@redhat.com>
4418 * config/mips/linux.h (SUBTARGET_CPP_SPEC): Add support for
4419 mips5/mips32/mips64 and _MIPS_ISA_MIPSXX.
4421 2002-05-29 Nick Clifton <nickc@cambridge.redhat.com>
4423 * config/fr30/fr30.md: Remove previous restriction on splits.
4424 Enforce conformance through gen_lowpart and cont_int_operand.
4425 * config/fr30/fr30.h (BSS_SECTION_ASM_OP): Use ".section .bss"
4426 as the assembler does not support ".bss".
4428 2002-05-29 Jason Thorpe <thorpej@wasabisystems.com>
4430 * config/i386/netbsd-elf.h (TARGET_OS_CPP_BUILTINS): Define.
4431 (CPP_PREDEFINES): Remove.
4432 (SUBTARGET_EXTRA_SPECS): Define.
4433 (CPP_SPEC): Use %(netbsd_cpp_spec).
4434 * config/i386/netbsd.h (TARGET_OS_CPP_BUILTINS): Define.
4435 (CPP_PREDEFINES): Remove.
4436 (SUBTARGET_EXTRA_SPECS): Define.
4437 (CPP_SPEC): Use %(netbsd_cpp_spec).
4438 * config/i386/netbsd64.h (TARGET_OS_CPP_BUILTINS): Define.
4439 (CPP_PREDEFINES, CPP_LP64_SPEC, CPP_SUBTARGET_SPEC): Remove.
4440 (SUBTARGET_EXTRA_SPECS): Remove cpp_lp64 and cpp_subtarget.
4441 Add netbsd_cpp_spec.
4442 (CPP_SPEC): Remove %(cpp_subtarget), add %(netbsd_cpp_spec).
4444 2002-05-29 Neil Booth <neil@daikokuya.demon.co.uk>
4445 Zack Weinberg <zack@codesourcery.com>
4447 * cppexp.c (cpp_num): Move to cpplib.h.
4448 (CPP_ERROR): Remove.
4449 (interpret_float_suffix, interpret_int_suffix): New.
4450 (struct suffix, vsuf_1, vsuf_2, vsuf_3): Remove.
4451 (cpp_classify_number, cpp_interpret_integer): New.
4452 (interpret_number): Remove.
4453 (eval_token): Update to use new routines.
4454 * cpphash.h (cpp_num_part): Move to cpplib.h.
4455 * cppinit.c (cpp_post_options): Set warn_long_long.
4456 * cpplib.h (struct cpp_options): Add warn_long_long.
4457 (cpp_num, cpp_num_part, CPP_N_CATEGORY, CPP_N_INVALID,
4458 CPP_N_INTEGER, CPP_N_FLOATING, CPP_N_WIDTH, CPP_N_SMALL,
4459 CPP_N_MEDIUM, CPP_N_LARGE, CPP_N_RADIX, CPP_N_DEC, CPP_N_HEX,
4460 CPP_N_OCTAL, CPP_N_UNSIGNED, CPP_N_IMAGINARY, cpp_classify_number,
4461 cpp_interpret_integer): New.
4463 2002-05-29 Joel Sherrill <joel@OARcorp.com>
4465 * config/rs6000/rs6000.h (ASM_CPU_SPEC): Use -m403 and -m405.
4467 2002-05-29 Jason Thorpe <thorpej@wasabisystems.com>
4469 * config/alpha/netbsd.h (TARGET_OS_CPP_BUILTINS): Use
4470 NETBSD_OS_CPP_BUILTINS_ELF and NETBSD_OS_CPP_BUILTINS_LP64.
4471 (CPP_SUBTARGET_SPEC): Define.
4472 (SUBTARGET_EXTRA_SPECS): Define.
4475 2002-05-29 Chris Lattner <sabre@nondot.org>
4477 * ssa.c (rename_insn_1): Rename uses of undefined registers to
4478 prevent confusion if/when the register is defined.
4480 2002-05-29 Hans-Peter Nilsson <hp@axis.com>
4483 * config/cris/cris.md: Fix typos and thinkos in comments.
4484 ("*mov_sideqi_biap_mem"): Remove '*' in constraint for operand 4,
4486 ("*mov_sidehi_biap_mem", "*mov_sidesi_biap_mem"): Ditto.
4487 ("*mov_sideqi_mem"): Similar, but for operand 3.
4488 ("*mov_sidehi_mem", "*mov_sidesi_mem"): Ditto.
4489 (splitter for mov_sideqi_mem, mov_sidehi_mem, mov_sidesi_mem):
4490 Remove spurious mode specifier on operand 2.
4492 2002-05-29 Kazu Hirata <kazu@cs.umass.edu>
4494 * config/h8300/h8300-protos.h: Remove the prototype for
4496 Add prototypes for single_one_operand and single_zero_operand.
4497 * config/h8300/h8300.c (o_operand): Remove.
4498 (single_one_operand): New.
4499 (single_zero_operand): Likewise.
4500 (print_operand): For 'V' operand, and the operand with 0xff.
4501 For 'V' and 'W' operands, do not and the bit position with 7.
4502 * config/h8300/h8300.md (various anonymous patterns): Replace
4503 use of exact_log2 with single_one_operand/single_zero_operand.
4505 2002-05-29 Ulrich Weigand <uweigand@de.ibm.com>
4507 * config/s390/linux.h (MD_FALLBACK_FRAME_STATE_FOR): New.
4509 2002-05-29 Ulrich Weigand <uweigand@de.ibm.com>
4511 * config/s390/s390.c (legitimate_pic_operand_p): Do not
4512 accept symbolic LARL operands.
4513 (s390_emit_epilogue): Do not set FRAME_RELATED_P on
4516 2002-05-29 Hartmut Penner <hpenner@de.ibm.com>
4518 * config/s390/s390.md (cmpstr_64/31): Mark whole
4519 input registers as used.
4521 2002-05-28 Richard Henderson <rth@redhat.com>
4523 * config/i386/i386.c (ix86_save_reg): Examine regs_ever_live,
4524 not current_function_uses_pic_offset_table and
4525 current_function_uses_const_pool; examine current_function_profile.
4526 (ix86_expand_prologue): Likewise. Add pic_offset_table_rtx as
4527 input to blockage if needed.
4528 (ix86_expand_call): Do not set current_function_uses_pic_offset_table.
4529 (legitimize_pic_address): Likewise. Set regs_ever_live for
4530 pic_offset_table_rtx when invoked during reload.
4531 * config/i386/i386.h (FINALIZE_PIC): Remove.
4532 * config/i386/i386.md (tablejump): Reformat. Do not set
4533 current_function_uses_pic_offset_table.
4534 (tls_global_dynamic, tls_local_dynamic_base): Likewise.
4535 (blockage): Accept anything as operand 0.
4537 2002-05-28 Jason Thorpe <thorpej@wasabisystems.com>
4539 * config/netbsd-aout.h (NETBSD_OS_CPP_BUILTINS_AOUT): Define
4540 common CPP built-ins for all NetBSD a.out targets.
4541 * config/netbsd-elf.h (NETBSD_OS_CPP_BUILTINS_ELF): Define
4542 common CPP built-ins for all NetBSD ELF targets.
4543 * config/netbsd.h: Add missing notice.
4544 (NETBSD_OS_CPP_BUILTINS_COMMON): Define common CPP built-ins
4545 for all NetBSD targets.
4546 (NETBSD_OS_CPP_BUILTINS_LP64): Define common CPP built-ins
4547 for all NetBSD targets using an LP64 code model.
4548 (NETBSD_CPP_SPEC): Define CPP_SPEC parts common to all
4551 2002-05-28 Richard Henderson <rth@redhat.com>
4553 * flow.c (update_life_info_in_dirty_blocks): Only do a partial
4554 update if UPDATE_LIFE_LOCAL.
4556 2002-05-28 Toshiyasu Morita <toshiyasu.morita@hsa.hitachi.com>
4558 * config/sh/sh.c: Include real.h for REAL_VALUE_TYPE.
4560 Tue May 28 21:16:18 2002 J"orn Rennecke <joern.rennecke@superh.com>
4561 Jason R. Thorpe <thorpej@wasabisystems.com>
4563 config/sh reorganization to factor out endianness and coff:
4565 * config/sh/little.h: New file.
4566 * config/sh/sh.h (TARGET_ENDIAN_DEFAULT): If not already
4567 defined, define to 0 to select big-endian.
4568 (SUBTARGET_ASM_ENDIAN_SPEC): Define according to TARGET_ENDIAN_DEFAULT.
4569 (TARGET_DEFAULT): Include TARGET_ENDIAN_DEFAULT.
4570 * config/sh/sh64.h (TARGET_DEFAULT): Include TARGET_ENDIAN_DEFAULT.
4571 * config/sh/t-be: New file.
4572 * config/sh/t-le: New file.
4574 * sh.h (SDB_DEBUGGING_INFO, #include "dbxcoff.h"): Moved to sh/coff.h.
4575 (SDB_DELIM, MAX_OFILE_ALIGNMENT, IDENT_ASM_OP): Likewise.
4576 (TARGET_ASM_NAMED_SECTION, ASM_OUTPUT_SKIP): Likewise.
4577 (USER_LABEL_PREFIX, LOCAL_LABEL_PREFIX): Likewise.
4578 (ASM_GENERATE_INTERNAL_LABEL, ASM_OUTPUT_INTERNAL_LABEL): Likewise.
4579 (ASM_OUTPUT_COMMON, ASM_OUTPUT_LOCAL): Likewise.
4580 (ASM_FILE_END, ASM_DECLARE_FUNCTION_NAME): Deleted.
4581 (CPP_SPEC, SUBTARGET_CPP_ENDIAN_SPEC): Likewise.
4582 (SUBTARGET_CPP_SPEC, CPP_DEFAULT_CPU_SPEC, CPP_PREDEFINES): Likewise.
4583 (EXTRA_SPECS): Remove SUBTARGET_CPP_ENDIAN_SPEC and
4584 CPP_DEFAULT_CPU_SPEC. Add LINK_EMUL_PREFIX, LINK_DEFAULT_CPU_EMUL,
4585 SUBTARGET_LINK_EMUL_SUFFIX and SUBTARGET_LINK_SPEC.
4586 (LINK_SPEC): Define to SH_LINK_SPEC.
4587 (TARGET_CPU_CPP_BUILTINS, SH_LINK_SPEC): Define.
4588 (LINK_EMUL_PREFIX, LINK_DEFAULT_CPU_EMUL): Likewise.
4589 (SUBTARGET_LINK_EMUL_SUFFIX, SUBTARGET_LINK_SPEC): Likewise.
4590 (CPP_SPEC): Reduce to %(subtarget_cpp_spec).
4591 (TARGET_ENDIAN_DEFAULT): Define if not already defined.
4592 * config/sh/coff.h: New file.
4593 (TARGET_ASM_NAMED_SECTION): Now default_coff_asm_named_section
4594 (TARGET_OBJFMT_CPP_BUILTINS): Define.
4595 * config/sh/elf.h (IDENT_ASM_OP): No need to #undef at the start.
4596 (ASM_FILE_END, ASM_OUTPUT_SOURCE_LINE): Likewise.
4597 (DBX_OUTPUT_MAIN_SOURCE_FILE_END, TARGET_ASM_NAMED_SECTION): Likewise.
4598 (ASM_DECLARE_FUNCTION_NAME, MAX_OFILE_ALIGNMENT, SIZE_TYPE): Likewise.
4599 (PTRDIFF_TYPE): Likewise.
4600 ("dbxelf.h", "elfos.h", "svr4.h"): Don't #include.
4601 (CPP_PREDEFINES): Don't define.
4602 (TARGET_OBJFMT_CPP_BUILTINS): Define.
4603 (LINK_SPEC): Define to SH_LINK_SPEC.
4604 (LINK_EMUL_PREFIX): Redefine.
4605 * config/sh/linux.h: (SUBTARGET_CPP_SPEC): Remove -fpic / -fPIC cases.
4606 (SUBTARGET_CPP_ENDIAN_SPEC, CPP_DEFAULT_CPU_SPEC): Remove redefinition.
4607 (CPP_PREDEFINES, SUBTARGET_ASM_ENDIAN_SPEC): Likewise.
4608 (CC1_SPEC, CC1PLUS_SPEC, LINK_SPEC): Likewise.
4609 (TARGET_OS_CPP_BUILTINS): Define.
4610 (TARGET_DEFAULT): Redefine.
4611 (SUBTARGET_LINK_EMUL_SUFFIX, SUBTARGET_LINK_SPEC): Likewise.
4612 * config/sh/sh64.h (CPP_DEFAULT_CPU_SPEC): Remove.
4613 (LINK_SPEC): Don't redefine.
4614 (LINK_DEFAULT_CPU_EMUL): Redefine.
4615 (TARGET_DEFAULT): Include TARGET_ENDIAN_DEFAULT.
4616 * sh.c (sh_asm_named_section): Don't declare / define.
4617 * t-linux (MULTILIB_OPTIONS): Rely on pre-set endianness option.
4618 * config.gcc (sh-*-elf* tm_file): Add dbxelf.h elfos.h svr4.h.
4619 (sh64-*-elf* tm_file): Likewise.
4620 (sh-*-rtemself* tm_file): Likewise.
4621 (sh-*-linux* tm_file): Likewise. Add sh/little.h.
4622 (sh-*-linux* tmake_file): Add sh/t-le.
4623 (sh-*-rtems* tm_file): Add sh/coff.h
4624 (sh-*-* tm_file): Likewise.
4626 Tue May 28 21:16:18 2002 J"orn Rennecke <joern.rennecke@superh.com>
4628 * sh.h (LEGITIMATE_PIC_OPERAND_P): Check for SYMBOL_REF before using
4629 CONSTANT_POOL_ADDRESS_P.
4631 * coff.h (HAS_INIT_SECTION, INVOKE__MAIN): Define.
4633 2002-05-28 David Edelsohn <edelsohn@gnu.org>
4634 Jeff Law <law@redhat.com>
4636 * optabs.c (expand_binop): Fix nwords sign warnings.
4637 generate pseudo for add_optab.
4639 * sched-deps.c (sched_analyze): Do not clear SCHED_GROUP_P.
4640 * haifa-sched.c (move_insn): Clear SCHED_GROUP_P after it is used.
4642 2002-05-28 Marc Espie <espie@openbsd.org>
4644 * config/i386/openbsd.h (HAVE_GAS_MAX_SKIP_P2ALIGN): Remove,
4645 inherited from gas.h.
4646 (ASM_QUAD): Undef. OpenBSD does not support it.
4648 2002-05-28 Danny Smith <dannysmith@users.sourceforge.net>
4650 * doc/install.texi (binaries): Change mingw binaries
4651 link to www.mingw.org.
4653 2002-05-28 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
4655 * cfgloop.c (flow_loops_cfg_dump): Use bb->index, not i.
4657 2002-05-28 Richard Henderson <rth@redhat.com>
4659 * config/i386/i386.c (ix86_compute_frame_layout): Do not add
4660 bottom alignment for leaf functions.
4662 2002-05-28 Zack Weinberg <zack@codesourcery.com>
4664 * config/pa/milli32.S, config/pa/lib1funcs.asm,
4665 config/sparc/sol2-g1.asm: Delete unused files.
4667 2002-05-28 Richard Henderson <rth@redhat.com>
4669 * cfg.c (dump_flow_info): Print bb->index, not i, for block number.
4671 * flow.c (calculate_global_regs_live): Rename call_used to
4672 invalidated_by_call. Initialize from regs_invalidated_by_call
4673 instead of call_used_regs.
4675 * varasm.c (default_binds_local_p): Check TREE_PUBLIC before
4678 2002-05-28 Zack Weinberg <zack@codesourcery.com>
4680 * tree.h: Don't include real.h.
4681 Forward-declare struct realvaluetype.
4682 (struct tree_real_cst): Point to the REAL_VALUE_TYPE, do not
4684 (TREE_REAL_CST_PTR): New accessor.
4685 (TREE_REAL_CST): Update.
4686 * real.h: Include machmode.h.
4687 (realvaluetype): Make it struct realvaluetype, not a typedef.
4688 (build_real): Prototype here.
4690 * tree.c: Include real.h.
4691 (build_real): Allocate the REAL_VALUE_TYPE as a separate
4692 object in GC memory, set TREE_REAL_CST_PTR to point to it.
4693 (build_real_from_int_cst): Use build_real.
4694 * ggc-common.c (ggc_mark_trees): Mark TREE_REAL_CST_PTR of a
4697 * builtins.c, c-common.c, c-lex.c, dwarf2out.c, expr.c,
4698 fold-const.c, print-tree.c, real.c: Include real.h.
4699 * Makefile.in: Update dependency lists.
4701 2002-05-28 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
4703 * basic-block.h (last_basic_block): Declare.
4704 (expunge_block_nocompact): Declaration removed.
4705 (compact_blocks): Declare.
4706 * cfg.c (last_basic_block): New variable.
4707 (expunge_block_nocompact): Removed.
4708 (expunge_block): Do not compact basic blocks.
4709 (compact_blocks): New.
4710 * cfganal.c (flow_call_edges_add): Use the fact that bb indices no
4712 * cfgbuild.c (find_basic_blocks_1, find_basic_blocks): Set
4714 * cfgcleanup.c (merge_blocks_move_predecessor_nojumps): Do not change
4715 real positions of blocks.
4716 (delete_unreachable_blocks): Simplified -- quadratic behavior now
4718 (cleanup_cfg): Compact blocks.
4719 * cfgrtl.c (create_basic_block): Insert basic blocks to the end of
4720 basic_block_info varray.
4721 (flow_delete_block): Comment update.
4722 (back_edge_of_syntactic_loop_p): Modify position check code.
4723 (verify_flow_info): Update checking.
4724 * flow.c (calculate_global_regs_live): Use FOR_EACH_BB.
4725 * ifcvt.c (SET_ORIG_INDEX, ORIG_INDEX): Removed.
4726 (find_if_case_1, find_if_case_2, if_convert): Use the fact that bb
4727 indices no longer change.
4728 * lcm.c (optimize_mode_switching): Replace n_basic_blocks with
4730 * predict.c (estimate_bb_frequencies): Remove unneccessary code.
4731 * profile.c (branch_prob): Compact blocks.
4732 * sched-rgn.c (find_rgns): Replace n_basic_blocks with
4735 2002-05-28 Kazu Hirata <kazu@cs.umass.edu>
4737 * config/h8300/h8300.md (two anonymous patterns): New.
4739 2002-05-28 David S. Miller <davem@redhat.com>
4741 * config/sparc/sparc.md (cpu): Tidy.
4742 (type): Delete 'return', add 'ialuX', 'flushw', 'iflush', and
4744 (in_call_delay): Delete reference to 'return' type.
4745 (eligible_for_return_delay, in_return_delay, define_delay
4746 referencing those): Delete.
4747 (rest of file): Use new type attributes as appropriate.
4748 * config/sparc/sparc-protos.h (eligible_for_return_delay): Delete.
4749 * config/sparc/sparc.c (eligible_for_return_delay): Likewise.
4750 * config/sparc/ultra1_2.md (us1_single): New reservation.
4751 (us1_ialuX): Likewise.
4752 * config/sparc/ultra3.md (us3_single): Likewise.
4753 (us3_ialuX): Likewise.
4754 (us3_imul, us3_idiv): Tweak.
4756 2002-05-28 Richard Henderson <rth@redhat.com>
4758 * config/alpha/alpha.c (alpha_in_small_data_p): Return false for
4761 2002-05-28 Richard Henderson <rth@redhat.com>
4763 * config.gcc: Obsolete mn10200.
4765 2002-05-28 Neil Booth <neil@daikokuya.demon.co.uk>
4767 * cppexp.c (interpret_number): Optimize for single-digit
4768 and less-than-half-precision cases.
4769 (num_trim, num_positive, num_div_op): Cast constants.
4771 2002-05-27 Bo Thorsen <bo@suse.de>
4773 * config/i386/libgcc-x86_64-glibc.ver: Copy this file from the
4774 3.1 branch. The file was made by Jakub Jelinek.
4775 * config/i386/linux64.h (MD_FALLBACK_FRAME_STATE_FOR): Add i386
4776 support so multilib doesn't break. And don't define this at all
4777 when -Dinhibit_libc is used.
4778 (MULTILIB_DEFAULTS): Always set default to 64 bit compilation.
4779 * config/i386/t-linux64: Implement full multilib support. Patch
4780 originally done by Andreas Jaeger and Jakub Jelinek.
4782 2002-05-27 Roger Sayle <roger@eyesopen.com>
4784 * c-common.c: Add support for __attribute__((nothrow)) to specify
4785 that a function cannot throw an exception (using TREE_NOTHROW).
4786 (handle_nothrow_attribute): New function to process this attribute.
4788 * doc/extend.texi: Document the new nothrow function attribute.
4790 2002-05-27 H.J. Lu (hjl@gnu.org)
4792 * cppexp.c (num_trim): Use 1UL instead of 1 for long int.
4793 (num_positive): Likewise.
4794 (num_div_op): Likewise.
4796 2002-05-27 Neil Booth <neil@daikokuya.demon.co.uk>
4798 * c-common.c (c_common_init): Always use intmax_t.
4800 2002-05-27 Neil Booth <neil@daikokuya.demon.co.uk>
4802 * c-common.c (c_common_init): Use intmax_t for now.
4804 2002-05-24 Andrew Haley <aph@redhat.com>
4806 * fold-const.c (fold): Don't convert (T)(x & c) into (T)x & (T)c
4807 if T is a boolean type.
4809 2002-05-27 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
4811 * basic-block.h (last_basic_block): Defined as synonym for
4813 * cfganal.c (mark_dfs_back_edges, flow_reverse_top_sort_order_compute,
4814 flow_depth_first_order_compute, flow_preorder_transversal_compute,
4815 flow_dfs_compute_reverse_init): Replaced relevant occurences of
4816 n_basic_blocks with last_basic_block.
4817 * cfgbuild.c (make_edges): Likewise.
4818 * cfgloop.c (flow_loop_scan, flow_loops_find): Likewise.
4819 * cfgrtl.c (verify_flow_info, purge_all_dead_edges): Likewise.
4820 * combine.c (combine_instructions): Likewise.
4821 * df.c (df_alloc, df_analyse_1, df_analyse, iterative_dataflow_sbitmap,
4822 iterative_dataflow_bitmap): Likewise.
4823 * dominance.c (init_dom_info, calc_dfs_tree_nonrec, calc_dfs_tree,
4824 calc_idoms, idoms_to_doms): Likewise.
4825 * flow.c (update_life_info_in_dirty_blocks, free_basic_block_vars):
4827 * gcse.c (gcse_main, alloc_gcse_mem, compute_local_properties,
4828 compute_hash_table, expr_reaches_here_p, one_classic_gcse_pass,
4829 one_cprop_pass, compute_pre_data, pre_expr_reaches_here_p,
4830 one_pre_gcse_pass, compute_transpout, delete_null_pointer_checks_1,
4831 delete_null_pointer_checks, compute_code_hoist_vbeinout,
4832 hoist_expr_reaches_here_p, hoist_code, one_code_hoisting_pass,
4833 compute_store_table, build_store_vectors): Likewise.
4834 * haifa-sched.c (sched_init): Likewise.
4835 * ifcvt.c (if_convert): Likewise.
4836 * lcm.c (compute_antinout_edge, compute_laterin, compute_insert_delete,
4837 pre_edge_lcm, compute_available, compute_nearerout,
4838 compute_rev_insert_delete, pre_edge_rev_lcm, optimize_mode_switching):
4840 * predict.c (estimate_probability, process_note_prediction,
4841 note_prediction_to_br_prob): Likewise.
4842 * profile.c (GCOV_INDEX_TO_BB, BB_TO_GCOV_INDEX): Likewise.
4843 * recog.c (split_all_insns, peephole2_optimize): Likewise.
4844 * regrename.c (copyprop_hardreg_forward): Likewise.
4845 * resource.c (init_resource_info): Likewise.
4846 * sched-rgn.c (build_control_flow, find_rgns, compute_trg_info,
4847 init_regions, schedule_insns): Likewise.
4848 * ssa-ccp.c (ssa_const_prop): Likewise.
4849 * ssa-dce.c (ssa_eliminate_dead_code): Likewise.
4850 * ssa.c (compute_dominance_frontiers,
4851 compute_iterated_dominance_frontiers, convert_to_ssa): Likewise.
4853 * df.c (df_refs_unlink): Fix FOR_EACH_BB usage (in #if 0'ed code)
4854 * gcse.c (alloc_rd_mem, alloc_avail_expr_mem): Use n_blocks for vector
4857 Mon May 27 14:28:12 CEST 2002 Jan Hubicka <jh@suse.cz>
4859 * basic-block.h (can_hoist_p, hoist_insn_after, hoist_insn_to_edge):
4861 * rtlanal.c (hoist_test_store, can_hoist_insn_p, hoist_update_store,
4862 hoist_insn_after, hoist_insn_to_edge): New.
4864 Mon May 27 12:14:02 CEST 2002 Jan Hubicka <jh@suse.cz>
4866 * basic-block.h (PEOP_SCAN_DEAD_STORES): New.
4867 (PROP_FINAL): Include.
4868 * flow.c (life_analysis, update_life_info,
4869 init_propagate_block_info, mark_set_1, mark_used_rgs):
4870 Support SCAN_DEAD_STORE.
4872 2002-05-27 Neil Booth <neil@daikokuya.demon.co.uk>
4874 * c-common.c (c_common_init): Set CPP arithmetic precision.
4875 * cppexp.c (cpp_num_part): Move typedef ...
4876 * cpphash.h: ...here; make unsigned HOST_WIDE_INT.
4877 * cppinit.c (cpp_create_reader): Default to host long arithmetic.
4878 (sanity_checks): Update.
4880 2002-05-26 Geoffrey Keating <geoffk@redhat.com>
4882 * Makefile.in (INSTALL_HEADERS): Add 'install-mkheaders'.
4883 (mkheaders): New rule.
4884 (install-mkheaders): New rule.
4885 * configure.in (all_outputs): Add mkheaders.
4886 * configure: Regenerate.
4887 * mkheaders.in: New file.
4889 2002-05-26 Jakub Jelinek <jakub@redhat.com>
4891 * cse.c (fold_rtx): Don't optimize if SUBREG changes mode class.
4893 2002-05-26 Andreas Jaeger <aj@suse.de>
4895 * cfg.c (dump_flow_info): Remove extra argument to fprintf.
4897 2002-05-26 Neil Booth <neil@daikokuya.demon.co.uk>
4899 * cppexp.c (possible_sum_sign, integer_overflow, left_shift,
4900 right_shift): Remove.
4901 (cpp_num, cpp_num_part, PART_PRECISION, HALF_MASK, LOW_PART,
4903 (struct op): Use cpp_num.
4904 (num_zerop, num_eq, num_positive, num_greater_freq, num_trim,
4905 num_part_mul, num_unary_op, num_binary_op, num_negate,
4906 num_bitwise_op, num_inequality_op, num_equality_op, num_mul,
4907 num_div_op, num_lshift, num_rshift, append_digit): New.
4908 (interpret_number, parse_defined, eval_token, reduce): Update
4909 for two-integer arithmetic.
4910 (binary_handler): New typedef.
4912 (COMPARE, EQUALITY, BITWISE, MINMAX, UNARY, SHIFT): Delete.
4913 (_cpp_parse_expr, reduce): Update to handle two-integers.
4914 * cpplib.c (_cpp_test_assertion): Back up on CPP_EOF.
4916 2002-05-26 Marek Michalkiewicz <marekm@amelek.gda.pl>
4918 * config/avr/avr-protos.h (avr_out_sbxx_branch): Declare.
4919 * config/avr/avr.c (jump_over_one_insn_p): Take length of the
4920 branch insn into account, do not assume 1.
4921 (avr_out_sbxx_branch): New function. Optimize cases of skipping
4922 over single word insn. Handle upper half of I/O space too.
4923 * config/avr/avr.md (*sbrx_branch): Use it.
4924 (*sbrx_and_branchhi, *sbrx_and_branchsi): Likewise.
4925 (*sbix_branch, *sbix_branch_bit7): Likewise.
4926 (*sbix_branch_tmp, *sbix_branch_tmp_bit7): New.
4927 Use RTL peepholes to optimize register operand sign tests.
4929 2002-05-26 Marek Michalkiewicz <marekm@amelek.gda.pl>
4931 * config/avr/avr.c (avr_asm_only_p): New variable.
4932 (avr_override_options): Set it here if AVR1.
4933 (asm_file_start): Test it here, report an error if set.
4935 2002-05-26 Kazu Hirata <kazu@cs.umass.edu>
4937 * alias.c: Fix formatting.
4938 * attribs.c: Likewise.
4939 * bb-reorder.c: Likewise.
4940 * bitmap.c: Likewise.
4941 * bitmap.h: Likewise.
4942 * builtins.c: Likewise.
4944 Sun May 26 14:00:44 CEST 2002 Jan Hubicka <jh@suse.cz>
4946 * reload.c (find_valid_class): Accept new argument DEST,
4947 choose class accordingly.
4948 (push_reload): Update callers.
4950 2002-05-26 Andreas Jaeger <aj@suse.de>
4952 * combine.c (combine_instructions): Do not indent #if for
4955 2002-05-25 Richard Henderson <rth@redhat.com>
4957 * c-pragma.c (apply_pragma_weak): Convert value identifier to
4958 string for decl_attributes.
4959 (handle_pragma_weak): Call assemble_alias if we're modifying
4962 2002-05-25 Richard Henderson <rth@redhat.com>
4965 * config/sparc/sparc.c (sparc_output_mi_thunk): New implementation
4966 using rtl instead of fprintf.
4967 * config/sparc/sparc.h (ASM_OUTPUT_MI_THUNK): Use it.
4968 * config/sparc/sparc-protos.h: Update.
4970 2002-05-25 Neil Booth <neil@daikokuya.demon.co.uk>
4972 * Makefile.in (C_COMMON_H): Fix.
4973 Update other targets.
4974 * c-common.c: Don't include c-lex.h.
4975 (builtin_define_with_value): Make static and prototype.
4976 (builtin_define_std): Move from c-lex.h.
4977 * c-common.h (init_c_lex): Move from c-lex.h.
4978 * c-decl.c: Don't include c-lex.h.
4979 (make_pointer_declarator): Move from c-parse.in.
4980 * c-lex.c: Don't include c-lex.h.
4982 * c-parse.in: Don't include c-lex.h; include c-pragma.h.
4983 (make_pointer_declarator): Move to c-decl.c.
4984 * c-pragma.c: Don't include c-lex.h.
4985 * c-pragma.h (yydebug, YYDEBUG, parse_in, c_lex): Move from c-lex.h.
4986 * c-tree.h (make_pointer_declarator): New.
4988 * passes.texi, tm.texi: Update.
4990 * Make-lang.in: Update and correct.
4991 * objc-act.c: Don't include c-lex.h or cpplib.h.
4993 * treetree.c: Don't include c-lex.h.
4995 * darwin-c.c: Don't include c-lex.h.
4996 * c4x/c4x-c.c: Don't include c-lex.h.
4997 * c4x/t-c4x: Update.
4998 * i370/i370-c.c: Don't include c-lex.h.
4999 * i370/t-i370: Update.
5000 * i960/i960-c.c: Don't include c-lex.h.
5001 * i960/i960.c: Don't include cpplib.h, c-lex.h or c-pragma.h.
5002 * i960/t-960bare: Update.
5003 * i960/t-vxworks: Update.
5004 * rs6000/rs6000-c.c: Don't include c-lex.h; include c-pragma.h.
5005 * rs6000/t-darwin: Update.
5006 * rs6000/t-rs6000-c-rule: Update.
5007 * v850/v850-c.c: Don't include c-lex.h.
5008 * v850/v850.c: Don't include c-lex.h or cpplib.h.
5011 2002-05-25 Kazu Hirata <kazu@cs.umass.edu>
5013 * tree.def: Fix typos.
5014 * doc/install.texi: Likewise.
5016 2002-05-25 Richard Henderson <rth@redhat.com>
5018 * configure.in (HAVE_AS_TLS): Add ia64 test.
5019 * configure: Rebuild.
5020 * config/ia64/ia64.c (ia64_tls_size_string, ia64_tls_size): New.
5021 (override_options): Set it.
5022 (TARGET_HAVE_TLS): New.
5023 (sdata_symbolic_operand): Look for 's'.
5024 (tls_symbolic_operand): New.
5025 (ia64_expand_load_address): Abort for tls symbols.
5026 (gen_tls_get_addr): New.
5027 (gen_thread_pointer): New.
5028 (ia64_expand_move): Split out from movdi. Handle tls symbols.
5029 (rtx_needs_barrier): Add new unspecs.
5030 (ia64_encode_section_info): Handle tls symbols.
5031 (ia64_strip_name_encoding): Strip two encoding chars.
5032 * config/ia64/ia64.h (ia64_tls_size, ia64_tls_size_string): New.
5033 (TARGET_TLS14, TARGET_TLS22, TARGET_TLS64): New.
5034 (TARGET_OPTIONS): Add tls-size.
5035 (ENCODE_SECTION_INFO_CHAR): Rename from SDATA_NAME_FLAG_CHAR.
5036 * config/ia64/ia64.md (UNSPEC_LTOFF_DTPMOD, UNSPEC_LTOFF_DTPREL,
5037 UNSPEC_DTPREL, UNSPEC_LTOFF_TPREL, UNSPEC_TPREL, UNSPEC_LD_BASE): New.
5038 (movqi, movhi, movsi, movdi, movti): Use ia64_expand_move.
5039 (movsf, movdf): Likewise.
5040 (movdi_symbolic): Use match_scratch. Don't split if we won't
5041 have a scratch availiable.
5042 (load_ltoff_dtpmod, load_dtprel, load_dtprel64, load_dtprel22,
5043 add_dtprel, add_dtprel14, add_dtprel22, load_ltoff_tprel, load_tprel,
5044 load_tprel64, load_tprel22, add_tprel, add_tprel14, add_tprel22): New.
5045 * config/ia64/ia64-protos.h: Update.
5046 * config/ia64/sysv4.h (ASM_OUTPUT_ALIGNED_DECL_LOCAL): Use
5047 sdata_symbolic_operand.
5048 (ASM_OUTPUT_LABELREF): Strip two characters.
5050 2002-05-25 Kazu Hirata <kazu@cs.umass.edu>
5052 * combine.c (simplify_set): Remove an unnecessary subreg.
5054 2002-05-25 Marek Michalkiewicz <marekm@amelek.gda.pl>
5056 * config/avr/avr.c (avr_handle_progmem_attribute): Handle TYPE_DECL.
5058 * config/avr/avr.h (BSS_SECTION_ASM_OP, ASM_OUTPUT_BSS): New.
5060 2002-05-25 Gabriel Dos Reis <gdr@codesourcery.com>
5062 * toplev.c (output_clean_symbol_name): Fix another thinko. Gosh.
5064 2002-05-25 Roger Sayle <roger@eyesopen.com>
5066 * simplify-rtx.c (simplify_gen_relational): Simplify the RTX
5067 (cond (compare x y) 0) into the equivalent (cond x y).
5069 2002-05-25 Gabriel Dos Reis <gdr@codesourcery.com>
5071 * toplev.c (output_clean_symbol_name): Use xstrdup. Fix thinko.
5073 2002-05-24 Zack Weinberg <zack@codesourcery.com>
5075 * config.gcc: Remove all stanzas for previously obsoleted
5076 systems. Where necessary, add explicit error stanzas to
5077 prevent removed systems from being misidentified as something
5078 else. Begin a fresh obsoletions list, with the systems that
5079 were reprieved last round.
5080 * doc/install.texi: Remove all mention of dead targets.
5081 * fixinc/mkfixinc.sh: Likewise.
5083 * config/arm/arm.h: Bit 31 of target_flags is no longer
5086 * config/1750a/1750a-protos.h, config/1750a/1750a.c,
5087 config/1750a/1750a.h, config/1750a/1750a.md, config/1750a/ms1750.inc,
5088 config/a29k/a29k-protos.h, config/a29k/a29k.c, config/a29k/a29k.h,
5089 config/a29k/a29k.md, config/a29k/rtems.h, config/a29k/t-a29kbare,
5090 config/a29k/t-vx29k, config/a29k/unix.h, config/a29k/vx29k.h,
5091 config/alpha/osf12.h, config/alpha/osf2or3.h,
5092 config/arm/arm-wince-pe.h, config/arm/arm.h, config/arm/riscix.h,
5093 config/arm/riscix1-1.h, config/arm/rix-gas.h, config/arm/t-riscix,
5094 config/clipper/clipper-protos.h, config/clipper/clipper.c,
5095 config/clipper/clipper.h, config/clipper/clipper.md,
5096 config/clipper/clix.h, config/convex/convex-protos.h,
5097 config/convex/convex.c, config/convex/convex.h,
5098 config/convex/convex.md, config/convex/fixinc.convex,
5099 config/convex/proto.h, config/elxsi/elxsi-protos.h,
5100 config/elxsi/elxsi.c, config/elxsi/elxsi.h, config/elxsi/elxsi.md,
5101 config/i386/386bsd.h, config/i386/aix386.h, config/i386/aix386ng.h,
5102 config/i386/bsd386.h, config/i386/dgux.h, config/i386/djgpp-rtems.h,
5103 config/i386/isc.h, config/i386/iscdbx.h, config/i386/linux-oldld.h,
5104 config/i386/next.h, config/i386/osf1-ci.asm, config/i386/osf1-cn.asm,
5105 config/i386/osf1elf.h, config/i386/osf1elfgdb.h, config/i386/osfelf.h,
5106 config/i386/osfrose.h, config/i386/rtems.h, config/i386/seq-gas.h,
5107 config/i386/seq-sysv3.h, config/i386/seq2-sysv3.h,
5108 config/i386/sequent.h, config/i386/sun.h, config/i386/sun386.h,
5109 config/i386/t-dgux, config/i386/t-next, config/i386/t-osf,
5110 config/i386/t-osf1elf, config/i860/bsd-gas.h, config/i860/bsd.h,
5111 config/i860/fx2800.h, config/i860/i860-protos.h, config/i860/i860.c,
5112 config/i860/i860.h, config/i860/i860.md, config/i860/mach.h,
5113 config/i860/paragon.h, config/i860/sysv3.h, config/i860/sysv4.h,
5114 config/i860/t-fx2800, config/i860/varargs.asm, config/m68k/a-ux.h,
5115 config/m68k/altos3068.h, config/m68k/apollo68.h,
5116 config/m68k/aux-crt1.c, config/m68k/aux-crt2.asm,
5117 config/m68k/aux-crtn.asm, config/m68k/aux-exit.c,
5118 config/m68k/aux-low.gld, config/m68k/aux-mcount.c,
5119 config/m68k/auxas.h, config/m68k/auxgas.h, config/m68k/auxgld.h,
5120 config/m68k/auxld.h, config/m68k/ctix.h, config/m68k/dpx2.h,
5121 config/m68k/dpx2.ifile, config/m68k/dpx2cdbx.h, config/m68k/dpx2g.h,
5122 config/m68k/isi-nfp.h, config/m68k/isi.h, config/m68k/lynx-ng.h,
5123 config/m68k/lynx.h, config/m68k/math-3300.h, config/m68k/news.h,
5124 config/m68k/news3.h, config/m68k/news3gas.h, config/m68k/newsgas.h,
5125 config/m68k/next.h, config/m68k/next21.h, config/m68k/rtems.h,
5126 config/m68k/t-aux, config/m68k/t-lynx, config/m68k/t-next,
5127 config/m68k/x-next, config/m88k/dgux.h, config/m88k/dgux.ld,
5128 config/m88k/dguxbcs.h, config/m88k/dolph.h, config/m88k/dolphin.ld,
5129 config/m88k/luna.h, config/m88k/m88k-coff.h, config/m88k/sysv3.h,
5130 config/m88k/t-bug, config/m88k/t-dgux, config/m88k/t-dgux-gas,
5131 config/m88k/t-dguxbcs, config/m88k/t-dolph, config/m88k/t-m88k-gas,
5132 config/m88k/t-tekXD88, config/m88k/tekXD88.h, config/m88k/tekXD88.ld,
5133 config/mips/bsd-4.h, config/mips/bsd-5.h, config/mips/dec-bsd.h,
5134 config/mips/dec-osf1.h, config/mips/elflorion.h,
5135 config/mips/iris4loser.h, config/mips/mips-5.h, config/mips/news4.h,
5136 config/mips/news5.h, config/mips/nws3250v4.h, config/mips/osfrose.h,
5137 config/mips/svr3-4.h, config/mips/svr3-5.h, config/mips/svr4-4.h,
5138 config/mips/svr4-5.h, config/mips/svr4-t.h, config/mips/t-bsd,
5139 config/mips/t-bsd-gas, config/mips/t-svr3, config/mips/t-svr3-gas,
5140 config/mips/t-svr4, config/mips/t-svr4-gas, config/mips/t-ultrix,
5141 config/mips/ultrix.h, config/nextstep-protos.h, config/nextstep.c,
5142 config/nextstep.h, config/nextstep21.h, config/ns32k/encore.h,
5143 config/ns32k/merlin.h, config/ns32k/pc532-mach.h,
5144 config/ns32k/pc532-min.h, config/ns32k/pc532.h,
5145 config/ns32k/sequent.h, config/ns32k/tek6000.h,
5146 config/ns32k/tek6100.h, config/ns32k/tek6200.h, config/pj/lib1funcs.S,
5147 config/pj/linux.h, config/pj/pj-protos.h, config/pj/pj.c,
5148 config/pj/pj.h, config/pj/pj.md, config/pj/pjl.h, config/pj/t-pj,
5149 config/sparc/rtems.h, config/we32k/we32k-protos.h,
5150 config/we32k/we32k.c, config/we32k/we32k.h, config/we32k/we32k.md:
5153 2002-05-24 Richard Henderson <rth@redhat.com>
5155 * flags.h (TLS_MODEL_GLOBAL_DYNAMIC): Set to 1.
5156 * toplev.c (flag_tls_default) Set to TLS_MODEL_GLOBAL_DYNAMIC.
5157 * config/i386/i386.c (tls_model_chars): Add leading space.
5158 (tls_symbolic_operand): Don't bias by 1.
5159 (legitimize_address): Don't unbias by 1.
5161 2002-05-24 Toshiyasu Morita <toshiyasu.morita@hsa.hitachi.com>
5163 * lcm.c (optimize_mode_switching): Change bb used as indices
5166 2002-05-24 Richard Henderson <rth@redhat.com>
5168 * config/ia64/ia64.c (ia64_reorg): Use update_life_info instead
5169 of update_life_info_in_dirty_blocks.
5171 2002-05-24 Jakub Jelinek <jakub@redhat.com>
5174 * final.c (get_mem_expr_from_op): Return 0 if op is NULL.
5176 2002-05-24 Neil Booth <neil@daikokuya.demon.co.uk>
5178 PR preprocessor/6780
5179 * cppmacro.c (enter_macro_context): Clear state.angled_headers.
5181 2002-05-24 Jim Blandy <jimb@redhat.com>
5183 * dwarf2out.c (dwarf2out_finish): Don't forget to emit a final
5184 entry with a type code of zero, marking the end of the compilation
5187 2002-05-24 Richard Henderson <rth@redhat.com>
5189 * varasm.c (asm_output_bss): Always output one byte.
5190 * config/alpha/elf.h (ASM_OUTPUT_ALIGNED_LOCAL): Likewise.
5192 2002-05-24 Bryce McKinlay <bryce@waitaki.otago.ac.nz>
5194 * tree.c (decl_type_context): Return NULL_TREE if decl's context is a
5197 2002-05-24 Andreas Jaeger <aj@suse.de>
5199 * ggc-page.c (alloc_page): Cast variables of type size_t to
5200 unsigned long, adjust printf format string.
5201 (ggc_alloc): Likewise.
5202 (ggc_print_statistics): Likewise.
5203 (ggc_print_statistics): Correct printf format string for SCALE to
5206 2002-05-24 Danny Smith <dannysmith@users.sourceforge.net>
5208 * config/i386/mingw32.h (CPP_SPEC): Remove -remap.
5210 2002-05-23 Gabriel Dos Reis <gdr@codesourcery.com>
5211 Zack Weinberg <zack@codesourcery.com>
5213 * config/i386/mingw32.h (OUTPUT_QUOTED_STRING): Properly output
5215 * dwarf2out.c (lookup_filename): Properly quote filename in .file
5216 directive in assembly file.
5217 * config/m68k/dpx2.h (ASM_OUTPUT_SOURCE_FILENAME): Likewise.
5218 * config/m88k/m88k.h (ASM_OUTPUT_SOURCE_FILENAME): Likewise.
5219 * config/pj/pj.h (ASM_FILE_START): Likewise.
5220 * config/rs6000/xcoff.h (ASM_FILE_START): Likewise.
5221 * config/avr/avr.c (asm_file_end): Likewise.
5222 * toplev.c (output_quoted_string): Handle possibly signed plain
5224 * toplev.h (output_clean_symbol_name): Declare
5225 * toplev.c (output_clean_symbol_name): Define.
5226 * config/alpha/alpha.c (unicosmk_output_module_name): Use it.
5227 * config/1750a/1750a.h (ASM_FILE_START): Likewise.
5229 2002-05-24 Alan Modra <amodra@bigpond.net.au>
5231 * config/rs6000/rs6000.c (output_toc): Mask longs to 32 bits.
5233 2002-05-23 Vladimir Makarov <vmakarov@redhat.com>
5235 * genautomata.c (reserv_sets_hash_value): Use shift equal to 3/4
5236 of size of unsigned.
5238 2002-05-23 Richard Henderson <rth@redhat.com>
5240 * configure.in (HAVE_AS_TLS): New test.
5241 * config.in, configure: Rebuild.
5242 * config/i386/i386.c (TARGET_HAVE_TLS): Set if HAVE_AS_TLS.
5243 (ix86_tls_dialect_string, ix86_tls_dialect): New.
5244 (override_options): Set it.
5245 (tls_model_chars, tls_symbolic_operand): New.
5246 (tls_symbolic_operand_1, global_dynamic_symbolic_operand): New.
5247 (local_dynamic_symbolic_operand, initial_exec_symbolic_operand): New.
5248 (local_exec_symbolic_operand): New.
5249 (get_pic_label_name): Merge into output_set_got.
5250 (ix86_asm_file_end): Emit pic_label_name if defined.
5251 (legitimate_constant_p, constant_address_p): New.
5252 (legitimate_pic_operand_p): New.
5253 (legitimate_pic_address_disp_p): Handle GOTTPOFF, NTPOFF, DTPOFF.
5254 (legitimate_address_p): Likewise.
5255 (ix86_encode_section_info): Rename from i386_; handle tls decls.
5256 (ix86_strip_name_encoding): New.
5257 (get_thread_pointer): New.
5258 (legitimize_address): Handle tls symbols.
5259 (output_pic_addr_const): Handle GOTTPOFF, TPOFF, NTPOFF, DTPOFF.
5261 (struct machine_function): Add some_ld_name.
5262 (get_some_local_dynamic_name, get_some_local_dynamic_name_1): Set it.
5263 (print_operand) [&]: Use it. Handle UNSPEC_TP.
5264 (output_addr_const_extra): New.
5265 (maybe_get_pool_constant): New.
5266 (ix86_split_to_parts): Use it.
5267 (ix86_expand_move): Handle tls symbols.
5268 (ix86_tls_get_addr): New.
5269 * config/i386/i386.h (TARGET_GNU_TLS, TARGET_SUN_TLS): New.
5270 (TARGET_OPTIONS): Add tls-dialect.
5271 (CONSTANT_ADDRESS_P): Use new out-of-line function.
5272 (LEGITIMATE_CONSTANT_P): Likewise.
5273 (LEGITIMATE_PIC_OPERAND_P): Likewise.
5274 (TARGET_STRIP_NAME_ENCODING): New.
5275 (ASM_OUTPUT_LABELREF): New.
5276 (PRINT_OPERAND_PUNCT_VALID_P): Add '&'.
5277 (OUTPUT_ADDR_CONST_EXTRA): New.
5278 (PREDICATE_CODES): Update.
5279 (ix86_tls_dialect, ix86_tls_dialect_string): New.
5280 * config/i386/i386.md: Regroup and renumber unspec constants.
5281 (tls_global_dynamic_gnu, tls_global_dynamic_sun): New.
5282 (tls_local_dynamic_base_gnu, tls_local_dynamic_base_sun): New.
5283 (tls_global_dynamic, tls_local_dynamic_base): New.
5284 (tls_local_dynamic_once): New.
5285 * config/i386/i386-protos.h: Update.
5287 2002-05-23 Richard Henderson <rth@redhat.com>
5289 * genemit.c (gen_insn): Print file:lineno comment before function.
5291 * gensupport.c (struct queue_elem): Add filename member.
5292 (queue_pattern): Initialize it; update all callers.
5293 (process_include): Don't free filename.
5294 (read_md_rtx): Set read_rtx_filename.
5296 2002-05-23 Hans Boehm <Hans_Boehm@hp.com>
5298 * config/ia64/linux.h (IA64_GATE_AREA_END): Adjust for 64K pages.
5300 2002-05-23 Richard Henderson <rth@redhat.com>
5302 * config/i386/i386.c (output_set_got): Fix typo in pic no-deep case.
5304 2002-05-23 Richard Henderson <rth@redhat.com>
5306 * doc/extend.texi (C++98 Thread-Local Edits): Update with
5307 commentary from Mark.
5309 2002-05-23 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
5311 * bb-reorder.c (make_reorder_chain, make_reorder_chain_1):
5312 Use FOR_EACH_BB macros to iterate over basic block chain.
5313 * cfg.c (clear_edges, clear_bb_flags, dump_flow_info,
5314 alloc_aux_for_blocks, clear_aux_for_blocks, alloc_aux_for_edges):
5316 * cfganal.c (set_edge_can_fallthru_flag, flow_call_edges_add,
5317 find_unreachable_blocks, create_edge_list, verify_edge_list,
5318 remove_fake_edges, add_noreturn_fake_exit_edges,
5319 flow_preorder_transversal_compute, flow_dfs_compute_reverse_execute):
5321 * cfgbuild.c (make_edges, find_basic_blocks, find_many_sub_basic_blocks,
5322 find_sub_basic_blocks): Likewise.
5323 * cfgcleanup.c (try_optimize_cfg, delete_unreachable_blocks):
5325 * cfglayout.c (record_effective_endpoints, cleanup_unconditional_jumps):
5327 * cfgloop.c (flow_loops_cfg_dump, flow_loops_find):
5329 * cfgrtl.c (compute_bb_for_insn, tidy_fallthru_edges,
5330 commit_edge_insertions, commit_edge_insertions_watch_calls,
5331 print_rtl_with_bb, verify_flow_info, purge_all_dead_edges): Likewise.
5332 * combine.c (combine_instructions, reg_dead_at_p): Likewise.
5333 * conflict.c (conflict_graph_compute): Likewise.
5334 * df.c (df_bitmaps_alloc, df_bitmaps_free, df_alloc, df_analyse_1,
5335 df_modified_p, df_refs_unlink, df_dump): Likewise.
5336 * dominance.c (calc_dfs_tree, calculate_dominance_info): Likewise.
5337 * final.c (compute_alignments): Likewise.
5338 * flow.c (update_life_info, update_life_info_in_dirty_blocks,
5339 delete_noop_moves, calculate_global_regs_live, allocate_bb_life_data,
5340 count_or_remove_death_notes): Likewise.
5341 * gcse.c (oprs_unchanged_p, record_last_reg_set_info,
5342 compute_hash_table, compute_kill_rd, compute_rd, compute_ae_kill,
5343 classic_gcse, compute_transp, cprop, compute_pre_data,
5344 compute_transpout, invalidate_nonnull_info,
5345 delete_null_pointer_checks_1, delete_null_pointer_checks,
5346 compute_code_hoist_vbeinout, hoist_code, compute_ld_motion_mems,
5347 compute_store_table, build_store_vectors, store_motion): Likewise.
5348 * global.c (global_conflicts, mark_elimination): Likewise.
5349 * graph.c (print_rtl_graph_with_bb): Likewise.
5350 * haifa-sched.c (sched_init): Likewise.
5351 * ifcvt.c (if_convert): Likewise.
5352 * lcm.c (compute_antinout_edge, compute_laterin, compute_insert_delete,
5353 compute_available, compute_nearerout, compute_rev_insert_delete,
5354 optimize_mode_switching): Likewise.
5355 * local-alloc.c (local_alloc, update_equiv_regs): Likewise.
5356 * predict.c (estimate_probability, note_prediction_to_br_prob,
5357 propagate_freq, counts_to_freqs, expensive_function_p,
5358 estimate_bb_frequencies): Likewise.
5359 * profile.c (instrument_edges, get_exec_counts,
5360 compute_branch_probabilities, compute_checksum, branch_prob,
5361 find_spanning_tree): Likewise.
5362 * recog.c (split_all_insns, peephole2_optimize): Likewise.
5363 * reg-stack.c (reg_to_stack, convert_regs_entry, convert_regs):
5365 * regclass.c (scan_one_insn, regclass): Likewise.
5366 * regmove.c (mark_flags_life_zones, regmove_optimize,
5367 record_stack_memrefs): Likewise.
5368 * regrename.c (regrename_optimize, copyprop_hardreg_forward): Likewise.
5369 * reload1.c (reload, reload_combine, fixup_abnormal_edges): Likewise.
5370 * resource.c (find_basic_block): Likewise.
5371 * sched-ebb.c (schedule_ebbs): Likewise.
5372 * sched-rgn.c (is_cfg_nonregular, build_control_flow,
5373 find_single_block_region, find_rgns, schedule_insns)
5374 * sibcall.c (optimize_sibling_and_tail_recursive_call)
5375 * ssa-ccp.c (optimize_unexecutable_edges,
5376 ssa_ccp_df_delete_unreachable_insns): Likewise.
5377 * ssa-dce.c (ssa_eliminate_dead_code): Likewise.
5378 * ssa.c (find_evaluations, compute_dominance_frontiers_1,
5379 rename_block, convert_to_ssa, compute_conservative_reg_partition,
5380 compute_coalesced_reg_partition, rename_equivalent_regs,
5381 convert_from_ssa): Likewise.
5382 * config/ia64/ia64.c (emit_predicate_relation_info, process_epilogue,
5383 process_for_unwind_directive): Likewise.
5385 * df.c (FOR_ALL_BBS): Removed.
5386 * gcse.c (struct null_pointer_info): Type of current_block field
5388 (struct reg_avail_info): Type of last_bb field changed.
5389 * config/ia64/ia64.c (block_num): Removed.
5390 (need_copy_state): Type changed.
5393 2002-05-23 Neil Booth <neil@daikokuya.demon.co.uk>
5395 * cppinit.c (mark_named_operators): Split out from init_builtins.
5396 (cpp_finish_options): Call it from here instead.
5398 2002-05-23 Jason Thorpe <thorpej@wasabisystems.com>
5400 * builtin-attrs.def: Update copyright years.
5401 (ATTR_NONNULL): New attribute identifier.
5402 (ATTR_NONNULL_1, ATTR_NONNULL_2, ATTR_NONNULL_3): New
5403 attribute tree lists.
5404 (DEF_FORMAT_ATTRIBUTE): Chain a nonnull attribute for the
5406 (ATTR_FORMAT_ARG_1, ATTR_FORMAT_ARG_2): Use...
5407 (DEF_FORMAT_ARG_ATTRIBUTE): ...this to generate format_arg
5408 attribute lists. Chain the appropriate nonnull attribute.
5409 * c-format.c (check_format_arg): Remove null format string
5411 * testsuite/gcc.dg/format/null-1.c: New test.
5413 2002-05-23 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
5415 * Makefile.in (ADAC): Define.
5417 (.SUFFIXES): Move before language makefile fragments.
5418 (STAGE2_FLAGS_TO_PASS): Use stage CC as ADAC.
5420 2002-05-23 Mark Mitchell <mark@codesourcery.com>
5422 * varasm.c (make_decl_rtl): Don't allow weak variables to be
5425 Thu May 23 19:43:41 CEST 2002 Jan Hubicka <jh@suse.cz>
5427 * cfg.c (dump_flow_info): Print results of
5428 maybe_hot/probably_never_executed predicates.
5429 * toplev.c (open_dump_file): Print function frequency.
5431 2002-05-23 David S. Miller <davem@redhat.com>
5433 * cse.c (approx_reg_cost_1, approx_reg_cost): Recode to not use
5436 2002-05-23 Jason Thorpe <thorpej@wasabisystems.com>
5438 * c-common.c (warn_nonnull): Declare.
5439 (c_common_attribute_table): Add "nonnull" attribute.
5440 (handle_nonnull_attribute, check_function_nonnull, nonnull_check_p,
5441 check_nonnull_arg, get_nonnull_operand, check_function_arguments,
5442 check_function_arguments_recurse): New functions.
5443 * c-common.h (warn_nonnull): Declare extern.
5444 (check_function_arguments, check_function_arguments_recurse): New
5446 * c-decl.c (c_decode_option): Add -Wnonnull option.
5447 * c-format.c (set_Wformat): Set warn_nonnull if enabling
5449 (format_check_context): New structure.
5450 (check_format_info_recurse): Remove recursion and rename to...
5451 (check_format_arg): ...this. Update comment.
5452 (check_format_info): Use check_function_arguments_recurse.
5453 * c-typeck.c (build_function_call): Call check_function_arguments
5454 instead of check_function_format.
5455 * doc/extend.texi: Document "nonnull" attribute.
5456 * doc/invoke.texi: Docuemnt -Wnonnull option.
5457 * testsuite/gcc.dg/nonnull-1.c: New test.
5458 * testsuite/gcc.dg/nonnull-2.c: New test.
5460 2002-05-23 David S. Miller <davem@redhat.com>
5462 * basic-block.h (CLEANUP_NO_INSN_DEL): Define it.
5463 * cfgcleanup.c (cleanup_cfg): If it is set do not
5464 attempt to delete trivially dead insns.
5465 * except.c (finish_eh_generation): Pass it to cleanup_cfg.
5466 * toplev.c (rest_of_compilation): Document non-trivial aspect
5467 the RTL before optimize_save_area_alloca is run.
5469 2002-05-23 Neil Booth <neil@daikokuya.demon.co.uk>
5471 * c-lex.c (indent_level): Remove.
5472 (cb_file_change, c_lex): Remove indent level handling.
5473 * c-lex.h (indent_level): Remove.
5474 * input.h (struct file_stack): Remove indent_level.
5475 * toplev.c (push_srcloc): Remove indent_level handling.
5477 2002-05-23 Jakub Jelinek <jakub@redhat.com>
5480 * config/i386/i386.md (sse_movdfcc, sse_movdfcc_eq): Use Y instead
5481 of x in constraints for clarity.
5482 (sse_mov?fcc split): abort if op2 == op3.
5483 (sse_movsfcc_const0_1, sse_movsfcc_const0_2, sse_movsfcc_const0_3,
5484 sse_movsfcc_const0_4): Add earlyclobber.
5485 (sse_movdfcc_const0_1, sse_movdfcc_const0_2, sse_movdfcc_const0_3,
5486 sse_movdfcc_const0_4): Likewise. Use DFmode, not SFmode.
5487 Use Y instead of x in constraints.
5489 2002-05-23 Richard Henderson <rth@redhat.com>
5491 * doc/extend.texi (C99 Thread-Local Edits): New subsection.
5492 (C++98 Thread-Local Edits): New subsection.
5494 * config/i386/i386.c, config/i386/i386.h: Tidy comments and whitespace.
5495 (ix86_arch): Set type to enum processor_type.
5497 * config/i386/i386.md (movsi_1, movdi_1_rex64): Use
5498 LEGITIMATE_PIC_OPERAND_P not SYMBOLIC_CONST.
5500 2002-05-23 Jakub Jelinek <jakub@redhat.com>
5502 * configure.in: Fix as version test for binutils 2.12.1 releases
5504 * configure: Rebuilt.
5506 2002-05-23 Richard Henderson <rth@redhat.com>
5508 * config/i386/i386.c (get_pic_label_name): New.
5509 (load_pic_register): Remove.
5510 (output_set_got): New.
5511 (ix86_expand_prologue): Use gen_set_got; mark insn REG_MAYBE_DEAD.
5512 * config/i386/i386.md (UNSPEC_SET_GOT): New.
5513 (UNSPECV_PROLOGUE_SET_GOT, UNSPECV_PROLOGUE_GET_PC): Remove.
5514 (prologue_set_got, prologue_get_pc): Remove.
5515 (set_got, set_got_nopic, set_got_deep, set_got_nodeep): New.
5516 (builtin_setjmp_receiver): Use gen_set_got.
5517 * config/i386/i386-protos.h: Update.
5519 Thu May 23 09:22:23 CEST 2002 Jan Hubicka <jh@suse.cz>
5521 * gcse.c (hash_expr): Do not use alias set for hashing.
5523 2002-05-22 Kevin Buettner <kevinb@redhat.com>
5525 * dbxout.c (dbxout_class_name_qualifiers): New function.
5526 (dbxout_symbol): Output class/struct qualifiers for a .stabs entry.
5528 2002-05-23 Neil Booth <neil@daikokuya.demon.co.uk>
5530 * cpperror.c (_cpp_begin_message): No special casing
5532 * cppinit.c (sanity_checks): s/DL_FATAL/DL_ICE/.
5533 (output_deps, cpp_handle_option, cpp_post_options): Use DL_ERROR.
5534 * cpplib.c (do_include_common): Use DL_ERROR.
5535 * cpplib.h (CPP_FATAL_LIMIT, CPP_FATAL_ERRORS, DL_FATAL): Remove.
5537 * fix-header.c (read_scan_file): Update.
5539 2002-05-22 Richard Henderson <rth@redhat.com>
5541 * config/i386/i386.c (ix86_expand_call): New function, extracted
5542 from md call patterns. Add pic_offset_table_rtx to
5543 CALL_INSN_FUNCTION_USAGE when needed.
5544 * config/i386/i386.md (call_pop, call): Use ix86_expand_call.
5545 (call_value_pop, call_value, untyped_call): Likewise.
5546 (call_exp, call_value_exp): Remove.
5547 * config/i386/i386-protos.h: Update.
5549 2002-05-22 Richard Henderson <rth@redhat.com>
5551 * varasm.c (default_section_type_flags): Check for VAR_DECL
5552 before using DECL_THREAD_LOCAL.
5554 2002-05-22 David Edelsohn <edelsohn@gnu.org>
5556 * config/rs6000/aix43.h (LINK_SPEC): Add PE initializer.
5557 (STARTFILE_SPEC): Delete PE crt0.o.
5558 * config/rs6000/aix51.h: Same.
5559 * config/rs6000/rs6000.c: Use TARGET_XCOFF, not OBJECT_FORMAT_COFF.
5560 * config/rs6000/rs6000.h (ASM_WEAKEN_DECL): Append [DS] to
5561 function descriptor symbol. Use RS6000_OUTPUT_BASENAME.
5562 (ASM_OUTPUT_DEF_FROM_DECLS): Use RS6000_OUTPUT_BASENAME.
5563 * config/rs6000/xcoff.h (ASM_OUTPUT_DEF): Define.
5565 2002-05-22 Richard Henderson <rth@redhat.com>
5567 * varasm.c (default_section_type_flags): Handle tls data and
5569 (default_unique_section): Handle tls sections.
5571 2002-05-23 Alan Modra <amodra@bigpond.net.au>
5573 * configure.in (CROSS): Define NATIVE_CROSS.
5574 * configure: Regenerate.
5575 * gcc.c (STARTFILE_PREFIX_SPEC): Define.
5576 (startfile_prefix_spec): New var.
5577 (static_specs): Add startfile_prefix_spec.
5578 (do_spec_2): Split out from..
5580 (main): Process startfile_prefix_spec.
5581 * config/rs6000/linux64.h (LINK_OS_LINUX_SPEC) Change name of
5583 (STARTFILE_PREFIX_SPEC): Define.
5584 (STARTFILE_LINUX_SPEC, ENDFILE_LINUX_SPEC): Rewrite without
5587 2002-05-22 Kazu Hirata <kazu@cs.umass.edu>
5589 * cpperror.c: Fix formatting.
5590 * cppexp.c: Likewise.
5591 * cppfiles.c: Likewise.
5592 * cpphash.c: Likewise.
5593 * cpphash.h: Likewise.
5594 * cppinit.c: Likewise.
5595 * cpplex.c: Likewise.
5596 * cpplib.c: Likewise.
5597 * cppmacro.c: Likewise.
5598 * cppmain.c: Likewise.
5599 * cppspec.c: Likewise.
5601 2002-05-22 Jakub Jelinek <jakub@redhat.com>
5603 * combine.c (force_to_mode): Use gen_int_mode.
5604 Don't clear CONST_INT bits outside of mode.
5606 2002-05-22 Richard Henderson <rth@redhat.com>
5608 * fixinc/inclhack.def (thread_keyword): Match __thread as last arg.
5609 * fixinc/fixincl.x, fixinc/tests/base/pthread.h: Rebuild.
5611 2002-05-22 Jakub Jelinek <jakub@redhat.com>
5614 * emit-rtl.c (widen_memory_access): Only call compare_tree_int
5615 if DECL_SIZE_UNIT is INTEGER_CST.
5617 2002-05-22 Richard Henderson <rth@redhat.com>
5619 * flow.c (life_analysis): Delete broken reg_label check.
5621 2002-05-22 Richard Henderson <rth@redhat.com>
5623 * fixinc/inclhack.def (thread_keyword): Allow as any prototype arg.
5624 * fixinc/fixincl.x, fixinc/tests/base/pthread.h: Rebuild.
5626 Wed May 22 18:39:57 2002 J"orn Rennecke <joern.rennecke@superh.com>
5628 * t-sh (LIB2FUNCS_EXTRA): Now embed-bb.c.
5629 (embed-bb.c): New rule.
5630 * t-sh64 (LIB2FUNCS_EXTRA): Don't change.
5631 * config/sh/embed_bb.c: Delete.
5633 Wed May 22 18:25:29 2002 J"orn Rennecke <joern.rennecke@superh.com>
5635 * c-common.c (cb_register_builtins): Don't indent '#' of #define.
5637 2002-05-22 Kazu Hirata <kazu@cs.umass.edu>
5639 * config/h8300/h8300.md (*andorqi3): New.
5641 2002-05-22 Neil Booth <neil@daikokuya.demon.co.uk>
5643 PR preprocessor/6517
5644 * Makefile.in: Update.
5645 * c-common.c (c_common_post_options): Add preprocessor
5646 errors to the error count.
5647 * c-lang.c (c_post_options): Kill.
5648 (LANG_HOOKS_POST_OPTIONS): Use c_common_post_options.
5649 * hooks.h: Add header guards.
5650 * langhooks-def.h: Include hooks.h.
5651 (LANG_HOOKS_POST_OPTIONS): Update.
5652 * langhooks.h (struct lang_hooks): Update post_options.
5653 * toplev.c (parse_options_and_default_flags): Update.
5655 * objc-lang.c (objc_post_options): Kill.
5656 (LANG_HOOKS_POST_OPTIONS): Use c_common_post_options.
5658 2002-05-21 Bruce Korb <bkorb@gnu.org>
5660 * fixinc/tests/base/pthread.h(THREAD_KEYWORD_CHECK): add fix check
5661 * fixinc/inclhack.def(thread_keyword): use c_fix = format.
5662 * fixinc/fixincl.x: regen.
5664 2002-05-21 Kazu Hirata <kazu@cs.umass.edu>
5666 * cfgbuild.c: Fix formatting.
5668 * cfgcleanup.c: Likewise.
5669 * cfglayout.c: Likewise.
5670 * cfgloop.c: Likewise.
5671 * cfgrtl.c: Likewise.
5673 2002-05-21 Richard Henderson <rth@redhat.com>
5675 * c-common.h (enum rid): Add RID_THREAD.
5676 * c-decl.c (start_decl): Do not set DECL_COMMON for tls variables.
5677 (grokdeclarator): Grok __thread.
5678 * c-parse.in (reswords): Add __thread.
5679 (rid_to_yy): Add RID_THREAD.
5681 * tree.h (DECL_THREAD_LOCAL): New.
5682 (struct tree_decl): Add thread_local_flag.
5683 * print-tree.c (print_node): Dump DECL_THREAD_LOCAL.
5684 * tree.c (staticp): TLS variables are not static.
5686 * target-def.h (TARGET_HAVE_TLS): New.
5687 * target.h (have_tls): New.
5688 * output.h (SECTION_TLS): New.
5689 * varasm.c (assemble_variable): TLS variables can't be common for now.
5690 (default_section_type_flags): Handle .tdata and .tbss.
5691 (default_elf_asm_named_section): Handle SECTION_TLS.
5692 (categorize_decl_for_section): Handle DECL_THREAD_LOCAL.
5694 * flags.h (flag_tls_default): Declare.
5695 * toplev.c (flag_tls_default): Define.
5696 (display_help): Display help for it.
5697 (decode_f_option): Set it.
5699 * doc/extend.texi (Thread-Local): New node describing language-level
5700 thread-local storage.
5701 * doc/invoke.texi (-ftls-model): Document.
5703 * fixinc/inclhack.def (thread_keyword): New.
5704 * fixinc/fixincl.x: Rebuild.
5706 2002-05-21 Jeffrey A Law <law@redhat.com>
5708 * optabs.c (expand_binop): For double-word integer multiplies,
5709 do not compute intermediate results into something that is
5710 not a register (such as a SUBREG or MEM).
5712 * i386.c (ix86_sched_reorder_ppro): Fix typo/thinko.
5713 (ix86_sched_reorder): Make sure to initialize scheduling
5714 data even when there's only one insn in the ready queue.
5716 2002-05-21 Vladimir Makarov <vmakarov@redhat.com>
5718 * genautomata.c (reserv_sets_hash_value): Fix a typo.
5720 2002-05-21 Vladimir Makarov <vmakarov@redhat.com>
5722 * genautomata.c (reserv_sets_hash_value): Define hash_value as
5723 set_el_t. Transform the hash value into unsigned.
5724 (output_cycle_reservs): Fix bug with output of repeated `nothing'.
5725 (transform_3): Add code to process `(A,B)+(D,E)'.
5727 2002-05-21 NIIBE Yutaka <gniibe@m17n.org>
5729 * reload1.c (do_output_reload): Run delete_output_reload
5732 2002-05-21 Roger Sayle <roger@eyesopen.com>
5735 * expr.c (STORE_MAX_PIECES): New macro to avoid immediate constants
5736 larger than INTEGER_CST. (store_by_pieces_1): Use it here...
5737 (can_store_by_pieces): ... and here to limit the largest mode used.
5738 Add a comment to document this function.
5740 2002-05-21 Richard Henderson <rth@redhat.com>
5742 * flow.c (life_analysis): Fix test for deleted label.
5744 2002-05-21 Neil Booth <neil@daikokuya.demon.co.uk>
5746 * doc/tm.texi: Fix typo.
5748 2002-05-21 Zack Weinberg <zack@codesourcery.com>
5750 * c-common.c (c_common_init): Set options->unsigned_char from
5752 (cb_register_builtins): Define __STRICT_ANSI__ and
5753 __CHAR_UNSIGNED__ here...
5754 * cppinit.c (init_builtins): Not here.
5755 (cpp_create_reader): unsigned_char option defaults to 0, not
5756 !DEFAULT_SIGNED_CHAR.
5757 (COMMAND_LINE_OPTIONS, cpp_handle_option): Lose -fsigned-char
5758 and -funsigned-char.
5760 * cpphash.h (struct spec_nodes): Kill n__STRICT_ANSI__.
5761 * cpphash.c (_cpp_init_hashtable): Don't set it.
5762 * cppmacro.c (builtin_macro) [BT_STDC]: Use the language setting
5763 directly. Clarify comment.
5765 2002-05-21 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
5767 * bb-reorder.c (make_reorder_chain_1): Use prev_bb/next_bb to get to
5768 neighbouring basic blocks. Use ENTRY_BLOCK_PTR->next_bb instead of
5769 BASIC_BLOCK (0). Use EXIT_BLOCK_PTR->prev_bb instead of
5770 BASIC_BLOCK (n_basic_blocks - 1).
5771 * cfganal.c (can_fallthru, flow_call_edges_add,
5772 flow_preorder_transversal_compute): Too.
5773 * cfgbuild.c (make_edges, find_basic_blocks, find_many_sub_basic_blocks,
5774 find_sub_basic_blocks): Too.
5775 * cfgcleanup.c (try_simplify_condjump, try_optimize_cfg): Too.
5776 * cfglayout.c (skip_insns_after_block, fixup_reorder_chain,
5777 fixup_fallthru_exit_predecessor, cfg_layout_redirect_edge): Too.
5778 * cfgrtl.c (tidy_fallthru_edges, verify_flow_info): Too.
5779 * combine.c (this_basic_block): Type changed to basic_block.
5780 (combine_instructions, set_nonzero_bits_and_sign_copies, try_combine,
5781 nonzero_bits, num_sign_bit_copies, get_last_value_validate,
5782 get_last_value, distribute_notes, distribute_links): Too.
5783 * final.c (compute_alignments): Too.
5784 * flow.c (regno_uninitialized, regno_clobbered_at_setjmp): Too.
5785 * function.c (thread_prologue_and_epilogue_insns): Too.
5786 * gcse.c (compute_code_hoist_vbeinout): Too.
5787 * global.c (build_insn_chain): Too.
5788 * ifcvt.c (find_if_block, find_cond_trap): Too.
5789 * predict.c (last_basic_block_p, note_prediction_to_br_prob): Too.
5790 * regmove.c (regmove_optimize): Too.
5791 * resource.c (find_basic_block): Too.
5792 * sched-ebb.c (schedule_ebbs): Too.
5793 * ssa-dce.c (find_control_dependence, find_pdom): Too.
5795 2002-05-21 Andreas Jaeger <aj@suse.de>
5797 * cppinit.c (sanity_checks): Avoid printf mismatch warnings.
5799 2002-05-21 Richard Henderson <rth@redhat.com>
5801 * reg-stack.c (swap_rtx_condition, subst_stack_regs_pat): Use
5802 unspec names, not numbers.
5804 2002-05-21 Joseph S. Myers <jsm28@cam.ac.uk>
5806 * doc/sourcebuild.texi: Mention snapshot-README and
5807 snapshot-index.html as needing updating for new front ends.
5809 2002-05-21 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5811 * rtl.h (SUBREG_PROMOTED_UNSIGNED_SET): Avoid warnings when
5812 disabling checking, and avoid multiple evaluation of RTX.
5814 2002-05-21 Richard Earnshaw <rearnsha@arm.com>
5816 * bitmap.c (bitmap_find_bit): Return early if we have the correct
5819 Tue May 21 10:51:54 CEST 2002 Jan Hubicka <jh@suse.cz>
5821 * profile.c (gen_edge_profiler): Set alias set before the memory is
5824 2002-05-20 David S. Miller <davem@redhat.com>
5826 * cselib.c (max_value_regs): New.
5827 (cselib_lookup, cselib_invalidate_regno): Initialize it when
5828 adding new entries to the REG_VALUES table and we are dealing with
5830 (clear_table): Initialize it.
5831 (cselib_invalidate_regno): Use it to determine which hard
5832 registers to scan when mode is not VOIDmode.
5834 2002-05-20 Duraid Madina <duraid@fl.net.au>
5836 * tradcpp.c (fixup_newlines): Use old-style function header.
5838 2002-05-20 Krister Walfridsson <cato@df.lth.se>
5840 * reload1.c (reload_cse_simplify): Fix typo in rtx code check.
5842 2002-05-20 H.J. Lu (hjl@gnu.org)
5844 Base on suggestions from Zhang Fuxin <fxzhang@ict.ac.cn>:
5846 * config/mips/mips.h (DFMODE_NAN): Defined.
5847 (SFMODE_NAN): Likewise.
5849 2002-05-20 Dale Johannesen <dalej@apple.com>
5851 * combine.c (cant_combine_insn_p): Back out my
5854 2002-05-20 Kazu Hirata <kazu@cs.umass.edu>
5856 * params.c: Fix formatting.
5857 * params.h: Likewise.
5858 * predict.c: Likewise.
5859 * prefix.c: Likewise.
5860 * print-rtl.c: Likewise.
5861 * print-tree.c: Likewise.
5862 * profile.c: Likewise.
5864 2002-05-20 H.J. Lu (hjl@gnu.org)
5866 * gcc/config/mips/linux.h (SDB_DEBUGGING_INFO): Undefine.
5868 2002-05-20 Nick Clifton <nickc@cambridge.redhat.com>
5870 * config/arm/arm-wince-pe.h (ASM_SPEC): Pass -mcpu and -march
5871 switches straight on to the assembler, do not abbreviate them.
5872 * config/arm/elf.h (ASM_SPEC): As above.
5873 * config/arm/semi.h (ASM_SPEC): As above.
5874 * config/arm/unknown-elf-oabi.h (ASM_SPEC): As above.
5875 * config/arm/xscale-coff.h (SUBTARGET_ASM_SPEC): Pass
5876 -mcpu=xscale on to the assembler by default.
5877 * config/arm/xscale-elf.h (SUBTARGET_ASM_SPEC): As above.
5879 2002-05-20 Richard Henderson <rth@redhat.com>
5881 * cse.c (canon_hash): Reorder do_not_record test. Always
5882 allow pic_offset_table_rtx.
5884 2002-05-19 Toon Moene <toon@moene.indiv.nluug.nl>
5886 * optabs.c (expand_cmplxdiv_wide): Use complex_part_zero_p.
5887 (expand_binop): Ditto (3 times).
5889 2002-05-19 Mark Mitchell <mitchell@doubledemon.codesourcery.com>
5891 * Makefile.in (distclean): Remove QMTest stuff.
5892 (QMTEST_PATH): New variable.
5893 (QMTESTFLAGS): Likewise.
5894 (QMTESTRUNFLAGS): Likewise.
5896 (QMTEST_GPP_TESTS): Likewise.
5897 (QMTEST_DIR): Likewise.
5898 (QMTEST_DIR/context): New target.
5899 (qmtest-g++): Likeise.
5900 (qmtest-gui): Likewise.
5901 (QMTEST_DIR/gpp-expected.qmr): Likewise.
5903 2002-05-19 Aldy Hernandez <aldyh@redhat.com>
5905 * config/rs6000/rs6000.h (FUNCTION_VALUE): Only return vectors in
5906 an altivec register if TARGET_ALTIVEC.
5908 * config/rs600/rs6000.c (rs6000_emit_move): Change VECTOR_MODE_P
5909 to ALTIVEC_VECTOR_MODE.
5910 (rs6000_va_arg): Only vectors of type AltiVec are 16 byte aligned.
5911 (rs6000_va_arg): Vectors may go in registers if they are not
5914 2002-05-19 Kazu Hirata <kazu@cs.umass.edu>
5916 * protoize.c: Fix formatting.
5918 2002-05-19 Richard Henderson <rth@redhat.com>
5920 * gensupport.c (init_include_reader): Merge into ...
5921 (process_include): ... here. Simplify composite path creation.
5922 Plug memory leaks. Fix file/line number tracking. Do not
5923 process_define_cond_exec. Return void.
5924 (process_rtx): Don't check process_include return value.
5926 2002-05-20 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
5928 * basic_block.h (struct basic_block_def): Added prev_bb and next_bb
5930 (FOR_BB_BETWEEN, FOR_ALL_BB, FOR_ALL_BB_REVERSE): New macros for
5931 traversing basic block chain.
5932 (create_basic_block_structure, create_basic_block): Declaration changed.
5933 (link_block, unlink_block): Declare.
5934 * cfg.c (entry_exit_blocks): Initialize new fields.
5935 (link_block, unlink_block): New.
5936 (expunge_block_nocompact): Unlink basic block.
5937 (dump_flow_info): Print prev_bb/next_bb fields.
5938 * cfgbuild.c (find_basic_blocks_1, find_basic_blocks): Modified.
5939 * cfgcleanup.c (merge_blocks_move_predecessor_nojumps): Modified.
5940 * cfglayout.c (fixup_reorder_chain, cfg_layout_duplicate_bb): Modified.
5941 * cfgrtl.c (create_basic_block_structure, create_basic_block,
5942 split_block, force_nonfallthru_and_redirect, split_edge): Modified.
5943 (verify_flow_info): Check that list agrees with numbering.
5945 2002-05-19 Neil Booth <neil@daikokuya.demon.co.uk>
5947 * c-common.c (preprocessing_asm): New macro.
5948 * c-lex.h (builtin_define, builtin_assert): Use pfile.
5952 * alpha.h (CPLUSPLUS_CPP_SPEC): Remove.
5953 (CPP_SPEC): Simplify.
5954 (TARGET_CPU_CPP_BUILTINS): Update.
5955 * freebsd.h (TARGET_OS_CPP_BUILTINS): New.
5956 (CPP_SPEC): Simplify.
5957 * linux.h (CPLUSPLUS_CPP_SPEC): Remove.
5958 (TARGET_OS_CPP_BUILTINS): Update.
5959 * osf.h (CPP_XFLOAT_SPEC): Kill.
5960 (TARGET_OS_CPP_BUILTINS): Update.
5961 (CPP_SUBTARGET_SPEC, SUBTARGET_EXTRA_SPECS): Simplify.
5962 * osf5.h (CPP_XFLOAT_SPEC): Kill.
5963 * vms.h (CPP_SUBTARGET_SPEC): Kill.
5964 (TARGET_OS_CPP_BUILTINS): Update.
5966 2002-05-19 Richard Henderson <rth@redhat.com>
5968 * varasm.c (default_binds_local_p): Fix typo.
5970 2002-05-19 Marek Michalkiewicz <marekm@amelek.gda.pl>
5972 * config/avr/avr.c (machine_dependent_reorg): Sign extend the
5973 CONST_INT operand to the correct mode after adding 1 to it.
5975 2002-05-19 Mark Mitchell <mark@codesourcery.com>
5977 * config.gcc (powerpc-wrs-windiss*): New target.
5979 2002-05-19 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
5981 * config/rs6000/rs6000.md (ashrdi3_no_power): New.
5984 2002-05-18 Mark Mitchell <mark@codesourcery.com>
5986 * configure.in (AC_CHECK_FUNCS): Add checks for scandir and
5988 * config.in: Regenerated.
5989 * configure: Regenerated.
5991 2002-05-19 Richard Henderson <rth@redhat.com>
5993 * target-def.h (TARGET_BINDS_LOCAL_P): New.
5994 * target.h (struct gcc_target): Move boolean fields to the end.
5996 * varasm.c (default_binds_local_p): New.
5997 * output.h: Declare it.
5999 * config/alpha/alpha.c (alpha_encode_section_info): Use the new hook.
6000 * config/cris/cris.c (cris_encode_section_info): Likewise.
6001 * config/i386/i386.c (i386_encode_section_info): Likewise.
6002 * config/ia64/ia64.c (ia64_encode_section_info): Likewise.
6003 * config/sh/sh.c (sh_encode_section_info): Likewise.
6005 * doc/tm.texi (TARGET_IN_SMALL_DATA_P): New.
6006 (TARGET_BINDS_LOCAL_P): New.
6008 2002-05-19 Richard Henderson <rth@redhat.com>
6010 * system.h (BLOCK_PROFILER, BLOCK_PROFILER_CODE,
6011 FUNCTION_BLOCK_PROFILER, FUNCTION_BLOCK_PROFILER_EXIT,
6012 MACHINE_STATE_SAVE, MACHINE_STATE_RESTORE): Poison.
6014 * toplev.c (display_help): Kill -a -ax help.
6016 * config/1750a/1750a.h, config/alpha/alpha.h,
6017 config/clipper/clipper.h, config/dsp16xx/dsp16xx.h,
6018 config/h8300/h8300.h, config/i960/i960.h, config/m68k/tower-as.h,
6019 config/m88k/m88k.h, config/vax/vax.h, config/we32k/we32k.h:
6020 (FUNCTION_BLOCK_PROFILER, BLOCK_PROFILER): Kill.
6022 * libgcc2.c [L_bb] (BLOCK_PROFILER_CODE): Kill.
6023 * config/m68k/sun3.h (BLOCK_PROFILER_CODE): Kill.
6025 * config/i386/i386-protos.h (ix86_output_block_profiler): Kill.
6026 (ix86_output_function_block_profiler): Kill.
6027 * config/m68hc11/m68hc11.c (m68hc11_block_profiler): Kill.
6028 (m68hc11_function_block_profiler): Kill.
6029 * config/m68hc11/m68hc11-protos.h: Update.
6030 * config/m88k/m88k.c (output_block_profiler): Kill.
6031 (output_function_block_profiler): Kill.
6032 * config/m88k/m88k-protos.h: Update.
6034 2002-05-19 Richard Henderson <rth@redhat.com>
6036 * system.h (STRIP_NAME_ENCODING): Poison it.
6037 * output.h (STRIP_NAME_ENCODING): Remove.
6038 (default_strip_name_encoding): Declare.
6039 * target-def.h (TARGET_STRIP_NAME_ENCODING): New.
6040 * target.h (strip_name_encoding): New.
6041 * varasm.c (default_strip_name_encoding): New.
6043 * dwarf2asm.c, varasm.c, config/darwin.c, config/darwin.h,
6044 config/alpha/alpha.c, config/arm/pe.c, config/avr/avr.c,
6045 config/cris/cris.c, config/i386/cygwin.h, config/i386/interix.c,
6046 config/i386/winnt.c, config/m32r/m32r.h, config/mcore/mcore-elf.h,
6047 config/mcore/mcore-pe.h, config/mcore/mcore.c, config/mcore/mcore.h,
6048 config/mips/mips.c, config/mn10200/mn10200.h, config/mn10300/mn10300.h,
6049 config/pa/pa.c, config/pa/pa.h, config/pa/som.h,
6050 config/rs6000/rs6000.c, config/rs6000/sysv4.h, config/rs6000/xcoff.h,
6051 config/v850/v850.h: Use the hook, not the macro.
6053 * config/darwin-protos.h, config/darwin.c, config/darwin.h,
6054 config/alpha/alpha.c, config/alpha/alpha.h, config/h8300/h8300.c,
6055 config/h8300/h8300.h, config/i386/cygwin.h, config/i386/i386-interix.h,
6056 config/i386/i386-protos.h, config/i386/win32.h, config/i386/winnt.c,
6057 config/ia64/ia64.c, config/ia64/ia64.h, config/m32r/m32r.c,
6058 config/m32r/m32r.h, config/mcore/mcore.c, config/mcore/mcore.h,
6059 config/pa/pa.c, config/rs6000/rs6000.c, config/rs6000/sysv4.h,
6060 config/rs6000/xcoff.h, config/sh/sh.c, config/sh/sh.h,
6061 config/v850/v850.c, config/v850/v850.h:
6062 Move STRIP_NAME_ENCODING to out-of-line function and add
6063 TARGET_STRIP_NAME_ENCODING.
6065 * config/arm/arm.c, config/arm/arm.h, config/mmix/mmix-protos.h,
6066 config/mmix/mmix.c, config/mmix/mmix.h: Replace STRIP_NAME_ENCODING
6067 with TARGET_STRIP_NAME_ENCODING referencing existing function;
6068 make function static.
6070 * xcoffout.c: Include target.h
6071 * Makefile.in (xcoffout.o): Update.
6073 * config/avr/avr.c (avr_encode_section_info): Correct prototype.
6074 * config/avr/avr.h (STRIP_NAME_ENCODING): Remove.
6075 * config/rs6000/rs6000.c (rs6000_xcoff_unique_section): Mark
6076 reloc argument unused.
6077 * config/sh/sh.c (TARGET_ENCODE_SECTION_INFO): New.
6079 * doc/tm.texi (TARGET_STRIP_NAME_ENCODING): Update from previous
6080 STRIP_NAME_ENCODING docs.
6082 2002-05-19 Andreas Jaeger <aj@suse.de>
6084 * gengenrtl.c: Add prototype for excluded_rtx.
6086 * real.h: Add prototype for exact_real_truncate.
6088 2002-05-18 Richard Henderson <rth@redhat.com>
6090 * system.h (ENCODE_SECTION_INFO): Poison it.
6091 * target-def.h (TARGET_ENCODE_SECTION_INFO): New.
6092 * target.h (encode_section_info): New.
6093 * varasm.c (make_decl_rtl, output_constant_def): Use it.
6094 * hooks.c (hook_tree_int_void): New.
6095 * hooks.h: Declare it.
6097 * config/darwin.h, config/alpha/alpha-protos.h, config/alpha/alpha.c,
6098 config/alpha/alpha.h, config/arm/pe.h, config/avr/avr-protos.h,
6099 config/avr/avr.c, config/avr/avr.h, config/c4x/c4x-protos.h,
6100 config/c4x/c4x.c, config/c4x/c4x.h, config/cris/cris-protos.h,
6101 config/cris/cris.c, config/cris/cris.h, config/i386/cygwin.h,
6102 config/i386/win32.h, config/ia64/ia64-protos.h, config/ia64/ia64.c,
6103 config/ia64/ia64.h, config/m32r/m32r-protos.h, config/m32r/m32r.c,
6104 config/m32r/m32r.h, config/m68hc11/m68hc11-protos.h,
6105 config/m68hc11/m68hc11.c, config/m68hc11/m68hc11.h,
6106 config/mcore/mcore-protos.h, config/mcore/mcore.c,
6107 config/mcore/mcore.h, config/mmix/mmix-protos.h, config/mmix/mmix.c,
6108 config/mmix/mmix.h, config/rs6000/rs6000-protos.h,
6109 config/rs6000/sysv4.h, config/stormy16/stormy16-protos.h,
6110 config/stormy16/stormy16.c, config/stormy16/stormy16.h:
6111 Replace ENCODE_SECTION_INFO with TARGET_ENCODE_SECTION_INFO
6112 referencing existing function. Make function static.
6114 * config/a29k/a29k.c, config/a29k/a29k.h, config/arc/arc.c,
6115 config/arc/arc.h, config/arm/arm.c, config/arm/arm.h,
6116 config/h8300/h8300.c, config/h8300/h8300.h, config/i370/i370.c,
6117 config/i370/i370.h, config/i386/i386-interix.h, config/i386/i386.c,
6118 config/i386/i386.h, config/i386/interix.c, config/m88k/m88k.c,
6119 config/m88k/m88k.h, config/mips/mips.c, config/mips/mips.h,
6120 config/ns32k/ns32k.c, config/ns32k/ns32k.h, config/pa/pa.c,
6121 config/pa/pa.h, config/romp/romp.c, config/romp/romp.h,
6122 config/rs6000/linux64.h, config/rs6000/xcoff.h, config/s390/s390.c,
6123 config/s390/s390.h, config/sh/sh.c, config/sh/sh.h,
6124 config/sparc/sparc.c, config/sparc/sparc.h, config/v850/v850.c,
6125 config/v850/v850.h, config/vax/vax.c, config/vax/vms.h,
6126 config/xtensa/xtensa.c, config/xtensa/xtensa.h:
6127 Move ENCODE_SECTION_INFO to out-of-line function and add
6128 TARGET_ENCODE_SECTION_INFO.
6130 * config/darwin.h (ASM_DECLARE_FUNCTION_NAME): Use hook, not macro.
6131 (ASM_DECLARE_OBJECT_NAME, ASM_OUTPUT_ALIGNED_DECL_LOCAL): Likewise.
6133 * config/arm/pe.h (EXTRA_SECTIONS, EXTRA_SECTION_FUNCTIONS): Rename
6135 (switch_to_section): Replace in_rdata case with in_readonly_data.
6137 * config/h8300/h8300.c (h8300_encode_label): Make static.
6138 * config/h8300/h8300-protos.h: Update.
6140 * config/rs6000/rs6000.c (rs6000_elf_encode_section_info): Rename
6141 from rs6000_encode_section_info; make static.
6142 (rs6000_xcoff_encode_section_info): New.
6144 * config/v850/v850.c (v850_encode_data_area): Make static.
6145 * config/v850/v850-protos.h: Update.
6147 * config/vax/vax.c: Include flags.h.
6148 (vms_select_section): Fix typo.
6150 * doc/tm.texi (TARGET_ENCODE_SECTION_INFO): Update from previous
6151 ENCODE_SECTION_INFO docs.
6153 2002-05-18 Richard Henderson <rth@redhat.com>
6155 * config/darwin.h (DARWIN_REGISTER_TARGET_PRAGMAS): Rename from
6156 REGISTER_TARGET_PRAGMAS.
6157 * config/rs6000/darwin.h (REGISTER_TARGET_PRAGMAS): Redefine.
6159 * config.gcc: Do not use rs6000-c.c on powerpc-darwin.
6161 2002-05-18 Richard Henderson <rth@redhat.com>
6163 * system.h (SELECT_RTX_SECTION): Poison.
6164 * target-def.h (TARGET_ASM_SELECT_RTX_SECTION): New.
6165 * target.h (select_rtx_section): New.
6166 * varasm.c (output_constant_pool): Use it.
6167 (default_select_rtx_section, default_elf_select_rtx_section): New.
6168 * output.h: Declare them.
6170 * config/darwin.h (SELECT_RTX_SECTION): Move ...
6171 * config/darwin.c (machopic_select_rtx_section): ... here.
6172 * config/darwin-protos.h: Update.
6174 * config/nextstep.h (SELECT_RTX_SECTION): Move ...
6175 * config/nextstep.c (machopic_select_rtx_section): ... here.
6176 (nextstep_select_section): Rename variable to avoid macro clash.
6177 * config/nextstep-protos.h: Update.
6179 * config/elfos.h, config/svr3.h, config/arm/aof.h, config/c4x/c4x.h,
6180 config/i386/dgux.h, config/i386/osfrose.h, config/i386/sco5.h,
6181 config/i386/svr3gas.h, config/i860/paragon.h, config/ia64/aix.h,
6182 config/m32r/m32r.h, config/m68k/dpx2.h, config/m68k/lynx.h,
6183 config/m68k/m68k.h, config/m68k/tower-as.h, config/m88k/dgux.h,
6184 config/mcore/mcore-pe.h, config/mips/mips.h, config/mmix/mmix.h,
6185 config/pa/pa-linux.h, config/pa/pa.h, config/romp/romp.h,
6186 config/rs6000/lynx.h, config/rs6000/sysv4.h, config/s390/linux.h,
6187 config/sparc/sysv4.h, config/xtensa/elf.h, config/xtensa/linux.h
6188 (SELECT_RTX_SECTION): Remove.
6190 * config/darwin.h, config/elfos.h, config/nextstep.h,
6191 config/ia64/aix.h, config/ia64/sysv4.h, config/alpha/alpha.c,
6192 config/mips/mips.c, config/romp/romp.c, config/rs6000/sysv4.h,
6193 config/rs6000/xcoff.h, config/s390/s390.c, config/sparc/aout.h,
6194 config/sparc/lynx.h, config/xtensa/xtensa.c
6195 (TARGET_ASM_SELECT_RTX_SECTION): New.
6197 * config/alpha/elf.h (SELECT_RTX_SECTION): Move ...
6198 * config/alpha/alpha.c (alpha_elf_select_rtx_section): ... here.
6199 * config/ia64/sysv4.h (SELECT_RTX_SECTION): Move ...
6200 * config/ia64/ia64.c (ia64_select_rtx_section): ... here.
6201 (ia64_aix_select_rtx_section): New.
6202 * config/mips/iris6.h (READONLY_DATA_SECTION_ASM_OP): Undef before
6204 * config/mips/mips.c (mips_select_rtx_section): Make static.
6205 Support ELF SHF_MERGE features.
6206 * config/mips/mips-protos.h: Update.
6207 * config/rs6000/xcoff.h (SELECT_RTX_SECTION): Move ...
6208 * config/rs6000/rs6000.c (rs6000_xcoff_select_rtx_section): ... here.
6209 (rs6000_elf_select_rtx_section): Rename from rs6000_select_rtx_section;
6210 make static, fall back to default_elf_select_rtx_section.
6211 * config/rs6000/rs6000-protos.h: Update.
6212 * config/sparc/sparc.h (SELECT_RTX_SECTION): Move ...
6213 * config/sparc/sparc.c (sparc_aout_select_rtx_section): ... here.
6214 * config/sparc/sunos4.h (on_exit): Declare only if IN_LIBGCC2.
6215 * config/romp/romp.c (romp_select_rtx_section): New.
6216 * config/s390/s390.c (s390_select_rtx_section): New.
6217 * config/xtensa/xtensa.c: Include output.h. Shuffle local function
6218 declarations before target macro definition.
6219 (xtensa_emit_call): Use static buffer.
6220 (xtensa_select_rtx_section): New.
6221 * config/xtensa/xtensa.h (MAX_INT_TYPE_SIZE): Remove.
6222 (IMPLICIT_FIX_EXPR, EASY_DIV_EXPR): Remove.
6223 (ASM_OUTPUT_POOL_PROLOGUE): Update call to resolve_unique_section.
6225 * doc/tm.texi (TARGET_ASM_SELECT_RTX_SECTION): Update from
6226 SELECT_RTX_SECTION docs.
6228 Sun May 19 00:24:23 CEST 2002 Jan Hubicka <jh@suse.cz>
6230 * i386.md (movsi/movdi): Fix template.
6231 (sse2 patterns): Set attributes consistently.
6233 * i386.md (pushqi2, ashrqi_*): Fix constraint.
6235 2002-05-18 Toon Moene <toon@moene.indiv.nluug.nl>
6237 * optabs.c (complex_part_zero_p): New.
6238 * (expand_cmplxdiv_straight): Use it.
6239 * (expand_cmplxdiv_wide): Ditto.
6240 * (expand_binop): Ditto.
6242 2002-05-18 Richard Henderson <rth@redhat.com>
6244 * final.c (HAVE_READONLY_DATA_SECTION): New.
6245 (shorten_branches): Use it instead of ifdefs.
6246 * varasm.c (enum in_section): Add in_readonly_data.
6247 (text_section, data_section): Tidy.
6248 (readonly_data_section): Use READONLY_DATA_SECTION_ASM_OP if present.
6250 * config/darwin.h, config/nextstep.h, config/h8300/elf.h,
6251 config/i860/paragon.h, config/m68k/dpx2.h, config/m68k/hp320.h
6252 (READONLY_DATA_SECTION): Don't undef.
6254 * config/alpha/unicosmk.h, config/h8300/elf.h, config/i386/aix386ng.h,
6255 config/i860/paragon.h, config/m68k/dpx2.h, config/m68k/hp320.h,
6256 config/rs6000/lynx.h (READONLY_DATA_SECTION_ASM_OP): Undef.
6258 * config/elfos.h, config/svr3.h, config/alpha/alpha-interix.h,
6259 config/alpha/elf.h, config/c4x/c4x.h, config/i386/i386-interix.h,
6260 config/i386/sco5.h, config/i386/svr3gas.h, config/i860/sysv3.h,
6261 config/m88k/m88k.h, config/pa/pa64-hpux.h (USE_CONST_SECTION): Remove.
6263 * config/elfos.h, config/netware.h, config/alpha/alpha-interix.h,
6264 config/alpha/elf.h, config/alpha/vms.h, config/arc/arc.h,
6265 config/arm/coff.h, config/c4x/c4x.h, config/dsp16xx/dsp16xx.h,
6266 config/i386/dgux.h, config/i386/i386-interix.h, config/i386/sco5.h,
6267 config/ia64/hpux.h, config/m32r/m32r.h, config/m68k/tower-as.h,
6268 config/m88k/m88k.h, config/mcore/mcore-pe.h, config/mips/iris6.h,
6269 config/mips/mips.h, config/mmix/mmix.h, config/pa/pa64-hpux.h,
6270 config/sparc/sysv4.h (READONLY_DATA_SECTION_ASM_OP): Rename from
6271 CONST_SECTION_ASM_OP/READONLY_SECTION_ASM_OP/RDATA_SECTION_ASM_OP.
6273 * config/elfos.h, config/netware.h, config/1750a/1750a.h,
6274 config/a29k/a29k.h, config/alpha/alpha-interix.h, config/alpha/alpha.h,
6275 config/arm/coff.h, config/h8300/h8300.h, config/i386/aix386ng.h,
6276 config/i386/i386-interix.h, config/i386/osfrose.h, config/mmix/mmix.h,
6277 config/pa/pa64-hpux.h, config/sparc/litecoff.h
6278 (EXTRA_SECTIONS, EXTRA_SECTION_FUNCTIONS): Remove.
6280 * config/elfos.h, config/netware.h, config/svr3.h,
6281 config/alpha/alpha-interix.h, config/alpha/alpha.h, config/alpha/elf.h,
6282 config/arm/coff.h, config/c4x/c4x.h, config/dsp16xx/dsp16xx.h,
6283 config/h8300/h8300.h, config/i386/i386-interix.h,
6284 config/i386/osfrose.h, config/i386/svr3gas.h, config/mmix/mmix.h,
6285 config/pa/pa64-hpux.h (READONLY_DATA_SECTION): Remove.
6287 * config/elfos.h, config/netware.h, config/svr3.h,
6288 config/alpha/alpha-interix.h, config/alpha/alpha.h, config/alpha/elf.h,
6289 config/c4x/c4x.h, config/i386/aix386ng.h, config/i386/i386-interix.h,
6290 config/i386/sco5.h, config/i386/svr3gas.h, config/mmix/mmix.h,
6291 config/pa/pa64-hpux.h (CONST_SECTION_FUNCTION): Remove.
6293 * config/lynx.h, config/svr3.h, config/alpha/elf.h, config/alpha/vms.h,
6294 config/c4x/c4x.h, config/dsp16xx/dsp16xx.h, config/i386/sco5.h,
6295 config/i386/svr3gas.h, config/i860/sysv3.h, config/i860/sysv4.h,
6296 config/ia64/sysv4.h, config/m32r/m32r.h, config/m88k/m88k.h,
6297 config/mcore/mcore-elf.h, config/mcore/mcore-pe.h, config/mips/elf.h,
6298 config/mips/elf64.h, config/mips/iris6.h, config/mips/linux.h,
6299 config/mips/mips.h, config/mips/rtems64.h, config/mips/vxworks.h,
6300 config/rs6000/sysv4.h, config/v850/v850.h
6301 (EXTRA_SECTIONS): Remove in_const/in_rdata.
6302 (EXTRA_SECTION_FUNCTIONS): Remove accompanying function.
6304 * config/svr3.h, config/c4x/c4x.h, config/i386/dgux.h,
6305 config/i386/sco5.h, config/i386/svr3gas.h, config/ia64/aix.h,
6306 config/m88k/dgux.h, config/mcore/mcore-pe.h, config/mmix/mmix.h,
6307 config/sparc/sysv4.h (SELECT_RTX_SECTION): Use readonly_data_section.
6308 * config/alpha/alpha.c (alpha_start_function): Likewise.
6309 (alpha_write_linkage): Likewise.
6310 * config/m32r/m32r.c (m32r_select_section): Likewise.
6311 * config/m88k/m88k.c (m88k_select_section): Likewise.
6312 * config/mips/mips.c (mips_select_rtx_section): Likewise.
6313 * config/rs6000/rs6000.c (rs6000_select_rtx_section): Likewise.
6314 (rs6000_elf_select_section): Likewise.
6315 * config/v850/v850.c (v850_select_section): Likewise.
6317 * config/1750a/1750a.h, config/i860/sysv3.h
6318 (READONLY_DATA_SECTION_ASM_OP): New.
6319 READONLY_DATA_SECTION_ASM_OP.
6320 * config/i386/interix.c, config/i386/winnt.c
6321 (i386_pe_unique_section): Always use .rdata prefix.
6322 * config/pa/som.h (readonly_data): Always switch to read-only section.
6323 (READONLY_DATA_SECTION): Predicate on flag_pic.
6324 * config/we32k/we32k.h (READONLY_DATA_SECTION): Remove parenthesis.
6325 * doc/tm.texi (READONLY_DATA_SECTION_ASM_OP): New.
6326 (READONLY_DATA_SECTION): Update.
6328 2002-05-18 Jason Thorpe <thorpej@wasabisystems.com>
6330 * c-common.c (c_common_post_options): Warn if -Wformat-zero-length
6331 is used without -Wformat.
6332 * c-common.h (warn_format_zero_length): Declare extern.
6333 * c-decl.c (warn_options): Add "format-zero-length".
6334 * c-format.c (warn_format_zero_length): Declare.
6335 (set_Wformat): Set warn_format_zero_length for -Wformat.
6336 (check_format_info): Only warn about zero-length formats if
6337 warn_format_zero_length is true. Include the format type
6338 name in the warning message.
6339 * doc/invoke.texi: Document -Wformat-zero-length.
6340 * testsuite/gcc.dg/format/zero-length-1.c: New test.
6342 2002-05-18 Kazu Hirata <kazu@cs.umass.edu>
6344 * timevar.c: Fix formatting.
6345 * tlink.c: Likewise.
6346 * toplev.c: Likewise.
6347 * tree-dump.c: Likewise.
6348 * tree-inline.c: Likewise.
6350 2002-05-18 Neil Booth <neil@daikokuya.demon.co.uk>
6352 * cppinit.c (cpp_post_options): If preprocessed, turn off
6353 traditional. If traditional, turn off column numbers.
6354 * cpplib.c (cpp_push_buffer): Lex from stage 3 if traditional.
6355 * cpptrad.c (handle_newline): Update line_base.
6356 (skip_comment): Handle -Wcomment.
6358 2002-05-17 Zack Weinberg <zack@codesourcery.com>
6360 * cppinit.c (struct builtin): Remove unused fields.
6361 (CPLUS, BUILTIN, OPERATOR, O, builtin_array_end): Kill.
6362 (operator_array): New - was second half of builtin_array.
6363 (init_builtins): Simplify loop over builtin_array/operator_array.
6365 2002-05-18 Neil Booth <neil@daikokuya.demon.co.uk>
6367 * defaults.h (UNIQUE_SECTION): Remove.
6368 * system.h (UNIQUE_SECTION, SELECT_SECTION): Poison.
6370 2002-05-17 Richard Henderson <rth@redhat.com>
6372 * expr.c (init_expr_once): Don't use start/end_sequence.
6373 Use rtx_alloc instead of emit_insn.
6374 * toplev.c (lang_dependent_init): Run init_expr_once here ...
6375 (lang_independent_init): ... not here.
6377 2002-05-17 Jason Thorpe <thorpej@wasabisystems.com>
6379 * config/sh/lib1funcs.asm (GLOBAL): Use __USER_LABEL_PREFIX__.
6381 2002-05-17 Marek Michalkiewicz <marekm@amelek.gda.pl>
6383 * config/avr/avr.c (avr_regs_to_save): New function. Also check
6384 for fixed registers, possibly used for global register variables.
6385 (initial_elimination_offset, avr_output_function_prologue,
6386 avr_output_function_epilogue): Move common code to avr_regs_to_save.
6388 2002-05-17 Neil Booth <neil@daikokuya.demon.co.uk>
6390 * Makefile.in: Update for cpptrad.c.
6391 * cpphash.h (struct cpp_buffer): New members for buffer
6393 (struct cpp_reader): New members for traditional output.
6394 (_cpp_read_logical_line, _cpp_overlay_buffer): New.
6395 * cppinit.c (cpp_create_reader): Set trad_line.
6396 (cpp_destroy): Free trad_out_base if used.
6397 (cpp_read_main_file): Overlay an empty buffer if traditional.
6398 (cpp_finish_options): Don't do builtins.
6399 (COMMAND_LINE_OPTIONS): Add -traditional-cpp.
6400 (cpp_handle_option): Handle it.
6401 * cpplex.c (continue_after_nul): New.
6402 (_cpp_lex_direct): Use handle_nul.
6403 * cpplib.h (struct cpp_options): New traditional option.
6404 * cpptrad.c: New file.
6406 2002-05-17 Neil Booth <neil@daikokuya.demon.co.uk>
6408 * c-common.c (c_common_init_options): Use C89 for Objective-C,
6409 and set the options flag.
6410 * cppinit.c (lang_flags): Remove objc.
6411 (lang_defaults): Remove OBJC and OBJCXX.
6413 (COMMAND_LINE_OPTIONS): Remove -+ and -lang-objc++.
6414 (cpp_handle_option): Remove -+ and -lang-objc++.
6415 For ObjC, just set a flag.
6416 (print_help): Update.
6417 * cpplib.h (enum c_lang): Remove CLK_OBJC and CLK_OBJCXX.
6419 2002-05-17 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
6421 * doc/install.texi (Specific, mips-sgi-irix6): Document need to
6422 bootstrap with -mips3.
6424 2002-05-17 Kazu Hirata <kazu@cs.umass.edu>
6426 * final.c: Fix formatting.
6427 * fix-header.c: Likewise.
6429 * fold-const.c: Likewise.
6430 * function.c: Likewise.
6432 2002-05-17 David S. Miller <davem@redhat.com>
6434 PR c/6689, PR optimization/6615
6435 * local-alloc.c (struct equivalence): Rename 'src' to 'src_p'
6436 and make it a pointer to rtx. Update comments.
6437 (update_equiv_regs): When scanning for equivalences, record
6438 address of SET_SRC (set) in reg_equiv[].src_p. Dereference
6439 it while making the equiv replacements.
6441 2002-05-17 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
6443 * config/sparc/sparc.c (sparc_aout_select_section): Fixed typo.
6445 2002-05-17 kaz Kojima <kkojima@rr.iij4u.or.jp>
6447 * config/sh/sh.h (ENCODE_SECTION_INFO): Consider MODULE_LOCAL_P
6448 when encoding visibility into SYMBOL_REF_FLAG.
6450 2002-05-17 Richard Sandiford <rsandifo@redhat.com>
6452 * expr.c (force_operand): Fix reversed move.
6454 2002-05-17 Kurt Wall <kwall@kurtwerks.com>
6456 * doc/install.texi (Testing): Mention two common DejaGnu warnings
6457 that can be ignored.
6459 2002-05-16 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
6461 * doc/install.texi (Final install): Recommend to install into a
6462 "clean" target directory.
6464 2002-05-17 Richard Henderson <rth@redhat.com>
6466 * config/ia64/ia64.md: Use braced strings instead of quoted strings
6467 for code blocks. Tidy whitespace.
6469 2002-05-17 Richard Henderson <rth@redhat.com>
6471 * hooks.c (hook_tree_bool_false): New.
6472 * hooks.h: Declare it.
6473 * target-def.h (TARGET_ASM_SELECT_SECTION): New.
6474 (TARGET_ASM_UNIQUE_SECTION, TARGET_IN_SMALL_DATA_P): New.
6475 * target.h (select_section, unique_section): New.
6476 (in_small_data_p): New.
6477 * varasm.c (resolve_unique_section): Use hooks instead of macros.
6478 (variable_section, output_constant_def_contents): Likewise.
6479 (default_select_section, default_unique_section): New.
6480 (categorize_decl_for_section, default_elf_select_section): New.
6481 * output.h: Declare them.
6483 * config/darwin.h (ALIAS_SECTION, try_section_alias): Remove.
6484 (TARGET_ASM_SELECT_SECTION): New.
6485 (SELECT_SECTION): Move ...
6486 * config/darwin.c (machopic_select_section): ... here.
6487 * config/darwin-protos.h: Update.
6489 * config/nextstep.h (TARGET_ASM_SELECT_SECTION): New.
6490 (SELECT_SECTION): Move ...
6491 * config/nextstep.c (nextstep_select_section): ... here.
6492 * config/nextstep-protos.h: Update.
6494 * config/elfos.h (UNIQUE_SECTION, SELECT_SECTION): Remove.
6495 (TARGET_ASM_SELECT_SECTION): New.
6496 * config/svr3.h (SELECT_SECTION): Remove.
6498 * config/alpha/alpha.c (unicosmk_unique_section): Make static.
6499 (TARGET_ASM_UNIQUE_SECTION) [UNICOS]: New.
6500 (TARGET_IN_SMALL_DATA_P, alpha_in_small_data_p): New.
6501 (alpha_encode_section_info): Use it.
6502 * config/alpha/alpha-protos.h: Update.
6503 * config/alpha/elf.h (DO_SELECT_SECTION): Remove.
6504 (SELECT_SECTION, UNIQUE_SECTION): Remove.
6505 (TARGET_ASM_SELECT_SECTION): New.
6506 * config/alpha/unicosmk.h (UNIQUE_SECTION): Remove.
6508 * config/arm/pe.h (UNIQUE_SECTION): Remove.
6509 (TARGET_ASM_UNIQUE_SECTION): New.
6511 * config/avr/avr.c (TARGET_ASM_UNIQUE_SECTION): New.
6512 (avr_unique_section): Rename from unique_section; make static.
6513 * config/avr/avr-protos.h: Update.
6514 * config/avr/avr.h (UNIQUE_SECTION): Remove.
6516 * config/c4x/c4x.h (SELECT_SECTION): Remove.
6518 * config/i386/cygwin.h (UNIQUE_SECTION): Remove.
6519 (TARGET_ASM_UNIQUE_SECTION): New.
6520 * config/i386/i386-interix.h: Likewise.
6521 * config/i386/win32.h: Likewise.
6522 * config/i386/djgpp.h (UNIQUE_SECTION): Remove.
6523 * config/i386/i386.c (ix86_asm_file_end): Use target hook not macro.
6524 * config/i386/sco5.h (SELECT_SECTION): Remove.
6525 (TARGET_ASM_SELECT_SECTION): New.
6526 * config/i386/svr3gas.h (SELECT_SECTION): Remove.
6528 * config/i860/paragon.h: Undef TARGET_ASM_SELECT_SECTION
6529 instead of SELECT_SECTION.
6530 * config/m68k/dpx2.h: Likewise.
6531 * config/rs6000/lynx.h: Likewise.
6533 * config/ia64/aix.h (SELECT_SECTION, UNIQUE_SECTION): Remove.
6534 (TARGET_ASM_SELECT_SECTION, TARGET_ASM_UNIQUE_SECTION): New.
6535 * config/ia64/ia64.c (TARGET_IN_SMALL_DATA_P): New.
6536 (ia64_in_small_data_p): New.
6537 (ia64_encode_section_info): Use it. Reorganize overlarge conditional.
6538 (ia64_aix_select_section, ia64_aix_unique_section): New.
6539 * config/ia64/sysv4.h (DO_SELECT_SECTION): Remove.
6540 (SELECT_SECTION, UNIQUE_SECTION): Remove.
6542 * config/m32r/m32r.h (SELECT_SECTION): Remove.
6543 (TARGET_ASM_SELECT_SECTION): New.
6544 * config/m32r/m32r.c (m32r_select_section): Take align argument.
6545 * config/m32r/m32r-protos.h: Update.
6547 * config/m88k/m88k.h (TARGET_ASM_SELECT_SECTION): New.
6548 (SELECT_SECTION): Move ...
6549 * config/m88k/m88k.c (m88k_select_section): ... here.
6551 * config/mcore/mcore-pe.h (SELECT_SECTION): Remove.
6552 * config/mcore/mcore.h (UNIQUE_SECTION): Remove.
6553 * config/mcore/mcore.c (TARGET_ASM_UNIQUE_SECTION): New.
6554 (mcore_unique_section): Make static.
6555 * config/mcore/mcore-protos.h: Update.
6557 * config/mips/elf.h (UNIQUE_SECTION): Remove.
6558 (TARGET_ASM_UNIQUE_SECTION): New.
6559 * config/mips/elf64.h: Likewise.
6560 * config/mips/iris6gld.h: Likewise.
6561 * config/mips/linux.h: Likewise.
6562 * config/mips/mips-protos.h: Update.
6563 * config/mips/mips.c (mips_select_section): Add align argument.
6564 * config/mips/mips.h (SELECT_SECTION): Remove.
6565 (TARGET_ASM_SELECT_SECTION): New.
6567 * config/mmix/mmix.h (SELECT_SECTION, UNIQUE_SECTION): Remove.
6568 * config/mmix/mmix.c (mmix_select_section): Remove.
6569 (mmix_unique_section): Remove.
6570 * config/mmix/mmix-protos.h: Update.
6572 * config/pa/pa.h (TARGET_ASM_SELECT_SECTION): New.
6573 (SELECT_SECTION): Move ...
6574 * config/pa/pa.c (pa_select_section): ... here.
6575 * config/pa/pa64-hpux.h (UNIQUE_SECTION): Remove.
6577 * config/rs6000/rs6000.c (rs6000_elf_select_section): Rename
6578 from rs6000_select_section and make static.
6579 (rs6000_elf_unique_section): Similarly.
6580 (rs6000_xcoff_select_section): From xcoff.h.
6581 (rs6000_xcoff_unique_section): Likewise.
6582 * config/rs6000/rs6000-protos.h: Update.
6583 * config/rs6000/sysv4.h (SELECT_SECTION, UNIQUE_SECTION): Remove.
6584 (TARGET_ASM_SELECT_SECTION, TARGET_ASM_UNIQUE_SECTION): New.
6585 * config/rs6000/xcoff.h: Likewise.
6587 * config/sparc/aout.h (TARGET_ASM_SELECT_SECTION): New.
6588 (SELECT_SECTION): Move ...
6589 * config/sparc/sparc.c (sparc_aout_select_section): ... here.
6591 * config/v850/v850.h (SELECT_SECTION): Move ...
6592 * config/v850/v850.c (v850_select_section): ... here.
6593 (TARGET_ASM_SELECT_SECTION): New.
6595 * config/vax/vms.h (SELECT_SECTION): Move ...
6596 * config/vax/vax.c (vms_select_section): ... here.
6597 (TARGET_ASM_SELECT_SECTION): New.
6599 * doc/tm.texi: Update SELECT_SECTION and UNIQUE_SECTION docs
6600 for the target hooks.
6602 2002-05-17 Nick Clifton <nickc@cambridge.redhat.com>
6604 * config/arm/arm.c (emit_multi_reg_push): Do not set
6605 RTX_FRAME_RELATED_P on the SEQUENCE.
6607 2002-05-16 Richard Henderson <rth@redhat.com>
6609 * config/ia64/ia64.c (ia64_reorg): Rebuild bb_for_insn before
6610 splitting. Use split_all_insns; update_life_info_in_dirty_blocks.
6612 2002-05-16 Richard Henderson <rth@redhat.com>
6614 * config/alpha/unicosmk.h (TARGET_OS_CPP_BUILTINS): Fix typo.
6616 * config/ia64/ia64.c (saveable_obstack): Do not declare.
6618 2002-05-16 Richard Henderson <rth@redhat.com>
6620 * basic-block.h, bb-reorder.c, cfg.c, cfganal.c, cfgbuild.c,
6621 cfgcleanup.c, cfglayout.c, cfgloop.c, cfgrtl.c, combine.c,
6622 conflict.c, df.c, df.h, dominance.c, final.c, flow.c, function.c,
6623 gcse.c, global.c, graph.c, haifa-sched.c, ifcvt.c, lcm.c,
6624 local-alloc.c, loop.c, predict.c, print-rtl.c, profile.c,
6625 recog.c, reg-stack.c, regclass.c, regmove.c, regrename.c,
6626 reload1.c, reorg.c, resource.c, sbitmap.c, sched-deps.c,
6627 sched-ebb.c, sched-rgn.c, sibcall.c, ssa-ccp.c, ssa-dce.c, ssa.c:
6628 Revert "Basic block renumbering removal", and two followup patches.
6630 2002-05-16 Jason Thorpe <thorpej@wasabisystems.com>
6632 * lcm.c (optimize_mode_switching): Revert previous change.
6634 2002-05-16 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
6636 * sched-rgn.c (schedule_insns): Initialize large_region_blocks
6637 with only extant block numbers.
6639 2002-05-16 Jason Thorpe <thorpej@wasabisystems.com>
6641 * lcm.c (optimize_mode_switching): Fix typo.
6643 2002-05-16 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
6645 * flow.c (calculate_global_regs_live): Queue blocks in program order.
6647 2002-05-16 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
6649 * doc/install.texi (Configuration): Document PWDCMD.
6651 2002-05-16 Dale Johannesen <dalej@apple.com>
6653 * combine.c (cant_combine_insn_p): Reenable combinations
6654 involving hard regs unless CLASS_LIKELY_SPILLED_P.
6656 2002-05-16 Neil Booth <neil@daikokuya.demon.co.uk>
6658 * c-common.c (cb_register_builtins): Handle more built-ins
6659 here rather than in gcc.c specs.
6660 * gcc.c (cpp_unique_options): Move many built-ins to c-common.c.
6661 (cpp_options): Pass -O flags even when only preprocessing.
6662 * toplev.c (set_fast_math_flags): New prototype.
6663 (fast_math_flags_set_p): New.
6664 (set_no_fast_math_flags): Remove.
6665 (decode_f_option): Update.
6666 * toplev.h (set_fast_math_flags): Update.
6667 (fast_math_flags_set_p): New.
6668 (set_no_fast_math_flags): Remove.
6670 * c4x/c4x.c (c4x_override_options): Update.
6672 2002-05-16 Zack Weinberg <zack@codesourcery.com>
6674 * c-common.c (STDC_0_IN_SYSTEM_HEADERS, REGISTER_PREFIX):
6675 Default-define here.
6676 (builtin_define_with_value): Can now wrap the expansion in
6677 quotation marks if such is wanted.
6678 (cb_register_builtins): Update calls to builtin_define_with_value.
6679 Define __REGISTER_PREFIX__, __USER_LABEL_PREFIX__, and __VERSION__
6681 (c_common_init): Set options->stdc_0_in_system_headers.
6682 * c-lex.h: Update prototype of builtin_define_with_value.
6683 * cppdefault.h: Remove default definitions of USER_LABEL_PREFIX
6684 and REGISTER_PREFIX.
6686 * cppinit.c (VERS, ULP, C, X): Kill.
6687 (builtin_array): Remove entries for __VERSION__,
6688 __USER_LABEL_PREFIX__, __REGISTER_PREFIX__, and
6689 __HAVE_BUILTIN_SETJMP__. Make __STDC__ always a builtin, not
6691 (init_builtins): Kill off a bunch of now-dead code.
6692 (COMMAND_LINE_OPTIONS): Remove -fleading-underscore and
6693 -fno-leading-underscore.
6694 (cpp_handle_option): Remove code to set user_label_prefix.
6695 (cpp_post_options): Likewise.
6697 * cpplib.h (struct cpp_options): Remove user_label_prefix.
6698 (stdc_0_in_system_headers): New.
6699 * cppmacro.c (builtin_macro): Check CPP_OPTION (pfile,
6700 stdc_0_in_system_headers) too to decide the value of __STDC__.
6702 * tradcpp.c (user_label_prefix): Kill.
6703 (main): Remove code handling -f(no-)leading-underscore.
6704 (initialize_builtins): Don't define __REGISTER_PREFIX__
6705 or __USER_LABEL_PREFIX__.
6706 (install_value): Wrap compound statement in dummy loop so the
6707 macro works properly in an if statement.
6710 2002-05-16 Janis Johnson <janis187@us.ibm.com>
6712 * loop.h (struct loop_info): Add member has_prefetch.
6713 * loop.c (PREFETCH_CONDITIONAL): Change default to 1.
6714 (prescan_loop): Initialize has_prefetch.
6715 (struct prefetch_info): Change prefetch_in_loop and
6716 prefetch_before_loop from bit fields to ints.
6717 (emit_prefetch_instructions): Several small fixes.
6718 (check_dbra_loop): Don't reverse loop that uses prefetch.
6720 2002-05-16 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
6722 * Makefile.in: Allow for PWDCMD to override hardcoded pwd.
6723 * configure.in: Likewise.
6724 * fixinc/check.tpl: Likewise.
6725 * fixinc/fixinc.dgux: Likewise.
6726 * fixinc/fixinc.svr4: Likewise.
6727 * fixinc/fixinc.winnt: Likewise.
6728 * fixinc/fixincl.sh: Likewise.
6729 * fixproto: Likewise.
6730 * configure: Regenerate.
6732 2002-05-16 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
6734 Basic block renumbering removal:
6735 * basic_block.h (struct basic_block_def): Renamed index to sindex,
6736 added prev_bb and next_bb fields.
6737 (n_basic_blocks): Renamed to num_basic_blocks.
6738 (last_basic_block): New, index of last basic block.
6739 (FOR_BB_BETWEEN, FOR_ALL_BB, FOR_ALL_BB_REVERSE): New macros for
6740 traversing basic block chain.
6741 (BLOCK_NUM): index -> sindex.
6742 (create_basic_block_structure, create_basic_block): Declaration changed.
6743 (debug_num2bb): Declare.
6744 (expunge_block_nocompact): Declaration removed.
6745 (link_block, unlink_block, compact_blocks): Declare.
6746 * bb-reorder.c (make_reorder_chain, make_reorder_chain_1): Modified.
6747 * cfg.c (entry_exit_blocks): Initialize new fields.
6748 (clear_edges, alloc_block, expunge_block, cached_make_edge,
6749 redirect_edge_pred, dump_flow_info, dump_edge_info,
6750 alloc_aux_for_blocks, clear_aux_for_blocks, alloc_aux_for_edges,
6751 free_aux_for_edges): Modified.
6752 (link_block, unlink_block, compact_blocks, debug_num2bb): New.
6753 (expunge_block_nocompact): Removed.
6754 * cfganal.c (can_fallthru, mark_dfs_back_edges, flow_call_edges_add,
6755 find_unreachable_blocks, create_edge_list, print_edge_list,
6756 verify_edge_list, flow_edge_list_print, remove_fake_successors,
6757 remove_fake_edges, flow_reverse_top_sort_order_compute,
6758 flow_depth_first_order_compute, flow_preorder_transversal_compute,
6759 flow_dfs_compute_reverse_init, flow_dfs_compute_reverse_add_bb,
6760 flow_dfs_compute_reverse_execute): Modified.
6761 * cfgbuild.c (make_edges, make_eh_edge, find_basic_blocks_1,
6762 find_basic_blocks, find_many_sub_basic_blocks, find_sub_basic_blocks):
6764 * cfgcleanup.c (try_simplify_condjump, try_forward_edges,
6765 merge_blocks_move_predecessor_nojumps,
6766 merge_blocks_move_successor_nojumps, merge_blocks,
6767 outgoing_edges_match, try_crossjump_to_edge, try_crossjump_bb,
6768 try_optimize_cfg, delete_unreachable_blocks, cleanup_cfg): Modified.
6769 * cfglayout.c (skip_insns_after_block, label_for_bb,
6770 record_effective_endpoints, scope_to_insns_finalize,
6771 fixup_reorder_chain, verify_insn_chain, cleanup_unconditional_jumps,
6772 fixup_fallthru_exit_predecessor, cfg_layout_redirect_edge,
6773 cfg_layout_duplicate_bb): Modified.
6774 * cfgloop.c (flow_loops_cfg_dump, flow_loop_dump, flow_loops_dump,
6775 flow_loop_entry_edges_find, flow_loop_exit_edges_find,
6776 flow_loop_nodes_find, flow_loop_pre_header_find, flow_loop_scan,
6777 flow_loops_find, flow_loop_outside_edge_p): Modified.
6778 * cfgrtl.c (create_basic_block_structure, create_basic_block,
6779 flow_delete_block, compute_bb_for_insn, split_block,
6780 try_redirect_by_replacing_jump, redirect_edge_and_branch,
6781 force_nonfallthru_and_redirect, tidy_fallthru_edge,
6782 back_edge_of_syntactic_loop_p, split_edge, commit_one_edge_insertion,
6783 commit_edge_insertions, commit_edge_insertions_watch_calls,
6784 dump_bb, print_rtl_with_bb, verify_flow_info, purge_dead_edges,
6785 purge_all_dead_edges): Modified.
6786 * combine.c (combine_instructions, set_nonzero_bits_and_sign_copies,
6787 try_combine, nonzero_bits, num_sign_bit_copies, get_last_value_validate,
6788 get_last_value, reg_dead_at_p, distribute_notes, distribute_links):
6790 * conflict.c (conflict_graph_compute): Modified.
6791 * df.c (FOR_ALL_BBS): Removed.
6792 (df_bitmaps_alloc, df_bitmaps_free, df_alloc, df_analyse_1,
6793 df_modified_p, df_analyse, df_refs_unlink, df_insn_modify,
6794 df_dump, hybrid_search_bitmap, iterative_dataflow_sbitmap): Modified.
6795 * df.h (DF_BB_INFO, DF_REF_BBNO): Modified.
6796 * dominance.c (init_dom_info, calc_dfs_tree_nonrec, calc_dfs_tree,
6797 calc_idoms, idoms_to_doms, calculate_dominance_info): Modified.
6798 * final.c (compute_alignments, final_scan_insn): Modified.
6799 * flow.c (verify_local_live_at_start, update_life_info,
6800 update_life_info_in_dirty_blocks, free_basic_block_vars,
6801 delete_noop_moves, calculate_global_regs_live,
6802 initialize_uninitialized_subregs, allocate_bb_life_data,
6803 regno_uninitialized, regno_clobbered_at_setjmp, mark_set_1,
6804 mark_used_reg, count_or_remove_death_notes): Modified.
6805 * function.c (thread_prologue_and_epilogue_insns): Modified.
6806 * gcse.c (struct null_pointer_info): Change typo of current_block
6808 (gcse_main, alloc_gcse_mem, compute_local_properties, compute_sets,
6809 oprs_unchanged_p, load_killed_in_block_p, record_last_reg_set_info,
6810 compute_hash_table, alloc_rd_mem, handle_rd_kill_set, compute_kill_rd,
6811 alloc_avail_expr_mem, expr_killed_p, compute_ae_kill,
6812 expr_reaches_here_p_work, expr_reaches_here_p, handle_avail_expr,
6813 classic_gcse, one_classic_gcse_pass, compute_transp, cprop,
6814 one_cprop_pass, compute_pre_data, pre_expr_reaches_here_p_work,
6815 pre_expr_reaches_here_p, insert_insn_end_bb, pre_edge_insert,
6816 pre_delete, one_pre_gcse_pass, compute_transpout,
6817 invalidate_nonnull_info, delete_null_pointer_checks_1,
6818 free_code_hoist_mem, compute_code_hoist_vbeinout,
6819 hoist_expr_reaches_here_p, hoist_code, one_code_hoisting_pass,
6820 compute_ld_motion_mems, store_ops_ok, find_moveable_store,
6821 compute_store_table, build_store_vectors, insert_insn_start_bb,
6822 insert_store, replace_store_insn, free_store_memory, store_motion):
6824 * global.c (global_alloc, global_conflicts, mark_elimination,
6825 build_insn_chain): Modified.
6826 * graph.c (print_rtl_graph_with_bb): Modified.
6827 * haifa-sched.c (sched_init): Modified.
6828 * ifcvt.c (SET_ORIG_INDEX, ORIG_INDEX): Removed.
6829 (find_if_block, find_cond_trap, find_if_case_1, find_if_case_2,
6830 if_convert): Modified.
6831 * lcm.c (compute_antinout_edge, compute_earliest, compute_laterin,
6832 compute_insert_delete, pre_edge_lcm, compute_available,
6833 compute_farthest, compute_nearerout, compute_rev_insert_delete,
6834 pre_edge_rev_lcm, make_preds_opaque, optimize_mode_switching):
6836 * local-alloc.c (alloc_qty, local_alloc, update_equiv_regs): Modified.
6837 * loop.c (loop_dump_aux): Modified.
6838 * predict.c (combine_predictions_for_insn, estimate_probability,
6839 last_basic_block_p, process_note_prediction, process_note_predictions,
6840 note_prediction_to_br_prob, propagate_freq, counts_to_freqs,
6841 expensive_function_p, estimate_bb_frequencies,
6842 compute_function_frequency): Modified.
6843 * print-rtl.c (print_rtx): Modified.
6844 * profile.c (GCOV_INDEX_TO_BB, BB_TO_GCOV_INDEX, instrument_edges,
6845 get_exec_counts, compute_branch_probabilities, compute_checksum,
6846 branch_prob, find_spanning_tree): Modified.
6847 * recog.c (split_all_insns, peephole2_optimize): Modified.
6848 * reg-stack.c (reg_to_stack, convert_regs_entry, compensate_edge,
6849 convert_regs_1, convert_regs_2, convert_regs): Modified.
6850 * regclass.c (scan_one_insn, regclass): Modified.
6851 * regmove.c (mark_flags_life_zones, regmove_optimize,
6852 combine_stack_adjustments): Modified.
6853 * regrename.c (regrename_optimize, copyprop_hardreg_forward): Modified.
6854 * reload1.c (reload, reload_combine, copy_eh_notes): Modified.
6855 * reorg.c (dbr_schedule): Modified.
6856 * resource.c (find_basic_block, init_resource_info): Modified.
6857 * sbitmap.c (sbitmap_intersection_of_succs,
6858 sbitmap_intersection_of_preds, sbitmap_union_of_succs,
6859 sbitmap_union_of_preds): Modified.
6860 * sched-deps.c (init_dependency_caches): Modified.
6861 * sched-ebb.c (schedule_ebbs): Modified.
6862 * sched-rgn.c (is_cfg_nonregular, build_control_flow, debug_regions,
6863 find_rgns, compute_trg_info, init_regions, schedule_insns): Modified.
6864 * sibcall.c (optimize_sibling_and_tail_recursive_call): Modified.
6865 * ssa-ccp.c (examine_flow_edges, optimize_unexecutable_edges,
6866 ssa_ccp_substitute_constants, ssa_ccp_df_delete_unreachable_insns,
6867 ssa_const_prop): Modified.
6868 * ssa-dce.c (set_control_dependent_block_to_edge_map_,
6869 find_control_dependence, find_pdom, ssa_eliminate_dead_code): Modified.
6870 * ssa.c (remove_phi_alternative, find_evaluations,
6871 compute_dominance_frontiers_1, compute_iterated_dominance_frontiers,
6872 insert_phi_node, rename_block, convert_to_ssa, eliminate_phi,
6873 make_regs_equivalent_over_bad_edges,
6874 make_equivalent_phi_alternatives_equival,
6875 compute_conservative_reg_partition,
6876 coalesce_regs_in_successor_phi_nodes, compute_coalesced_reg_partition,
6877 rename_equivalent_regs, convert_from_ssa, for_each_successor_phi):
6880 2002-05-16 Mark Mitchell <mark@codesourcery.com>
6882 * cfgrtl.c (purge_dead_edges): Correct handling of EDGE_EH.
6884 2002-05-16 Nick Clifton <nickc@cambridge.redhat.com>
6886 * config/arm/arm.c (arm_rtx_costs): Check for RTX being a
6887 SYMBOL_REF before calling CONSTANT_POOL_ADDRESS_P.
6888 (arm_adjust_cost): Check for RTX being a SYMBOL_REF before
6889 calling CONSTANT_POOL_ADDRESS_P.
6890 * config/arm/arm.h (TARGET_CPU_CPP_BUILTINS): Fix typo in code
6891 to decide whether to define __arm__ or __thumb.
6892 (THUMB_GO_IF_LEGITIMATE_ADDRESS): Check for RTX being a
6893 SYMBOL_REF before calling CONSTANT_POOL_ADDRESS_P.
6895 2002-05-16 Neil Booth <neil@daikokuya.demon.co.uk>
6897 * config/arc/arc.h (CPP_PREDEFINES): Remove.
6899 (TARGET_CPU_CPP_BUILTINS): New.
6901 2002-05-16 Neil Booth <neil@daikokuya.demon.co.uk>
6903 * cpphash.h (cpp_macro): Move here, and make expansion a union.
6904 * cppmacro.c (cpp_macro): Remove.
6905 (enter_macro_context, replace_args, warn_of_redefinition,
6906 _cpp_create_definition, cpp_macro_definition): Update.
6908 2002-05-16 Jason Merrill <jason@redhat.com>
6910 * config/mips/mips.c (mips_output_external): Don't do sdata
6911 optimization for a variable with DECL_COMDAT set.
6913 2002-05-15 Aldy Hernandez <aldyh@redhat.com>
6915 * config/rs6000/altivec.h: Cleanups for tighter typechecking.
6916 Cleanups for accepting modifiers on pointers.
6917 Fix predicate typos.
6918 Allow long pointers as well as int pointers.
6920 2002-05-15 Richard Henderson <rth@redhat.com>
6922 * varasm.c (merge_weak): Remove special case for extern and common.
6924 2002-05-15 Matt Hiller <hiller@redhat.com>
6926 * testsuite/gcc.c-torture/compile/20000804-1.x: Don't return 1 if
6928 * testsuite/gcc.c-torture/compile/20001226-1.x: Ditto.
6929 * testsuite/gcc.c-torture/compile/920520-1.x: Ditto.
6930 * testsuite/gcc.c-torture/compile/mipscop-1.x: XFAIL for now.
6931 * testsuite/gcc.c-torture/compile/mipscop-2.x: Ditto.
6932 * testsuite/gcc.c-torture/compile/mipscop-3.x: Ditto.
6933 * testsuite/gcc.c-torture/compile/mipscop-4.x: Ditto.
6935 2002-05-15 Aldy Hernandez <aldyh@redhat.com>
6937 * reload1.c (forget_old_reloads_1): Do not use subreg offset.
6939 2002-05-15 Aldy Hernandez <aldyh@redhat.com>
6941 * config/rs6000/rs6000.md ("altivec_mtvscr"): Set VSCR register.
6942 ("altivec_mfvscr"): Read from VSCR.
6944 Add vscr sets for the following insns: altivec_vctuxs,
6945 altivec_vaddubs, altivec_vaddsbs, altivec_vadduhs,
6946 altivec_vaddshs, altivec_vadduws, altivec_vaddsws, altivec_vctsxs,
6947 altivec_vmhaddshs, altivec_vmhraddshs, altivec_vmsumuhs,
6948 altivec_vmsumshs, altivec_vpkuhss, altivec_vpkshss,
6949 altivec_vpkuwss, altivec_vpkswss, altivec_vpkuhus,
6950 altivec_vpkshus, altivec_vpkuwus, altivec_vpkswus,
6951 altivec_vsububs, altivec_vsubsbs, altivec_vsubuhs,
6952 altivec_vsubshs, altivec_vsubuws, altivec_vsubsws,
6953 altivec_vsum4ubs, altivec_vsum4sbs, altivec_vsum4shs,
6954 altivec_vsum2sws, altivec_vsumsws.
6956 * config/rs6000/rs6000.h: Add VSCR fixed register.
6957 (CALL_REALLY_USED_REGISTERS): Add vscr.
6958 (CALL_USED_REGISTERS): Same.
6959 (FIXED_REGISTERS): Same.
6960 (REG_ALLOC_ORDER): Same.
6961 (reg_class): Add VSCR_REGS.
6962 (REG_CLASS_NAMES): Same.
6963 (REG_CLASS_CONTENTS): Same.
6965 (REGISTER_NAMES): Add vscr.
6966 (DEBUG_REGISTER_NAMES): Same.
6967 (ADDITIONAL_REGISTER_NAMES): Same.
6968 (FIRST_PSEUDO_REGISTER): Increment.
6969 (CONDITIONAL_REGISTER_USAGE): Set VSCR as a global register.
6971 2002-05-15 Jakub Jelinek <jakub@redhat.com>
6973 * fold-const.c (fold): Fix a typo.
6975 2002-05-15 Eric Botcazou <ebotcazou@multimania.com>
6977 * fold-const.c (fold) [LT_EXPR]: Move the transformation of a
6978 comparison against the highest or lowest integer value before
6979 the 'X >= CST to X > (CST - 1)' and 'X < CST to X <= (CST - 1)'
6980 transformation and that of an unsigned comparison against 0
6983 2002-05-15 Richard Henderson <rth@redhat.com>
6985 * varasm.c (merge_weak): Error for any weakening after definition.
6986 Adjust weakening after use warning to catch more cases.
6987 (assemble_alias): Set TREE_USED and TREE_ASM_WRITTEN consistently.
6988 * config/alpha/alpha.c (alpha_encode_section_info): Do not abort.
6990 Wed May 15 10:38:27 CEST 2002 Jan Hubicka <jh@suse.cz>
6992 * invoke.texi (-malign-double): Re-add lost warning.
6994 * i386-protos.h (x86_output_mi_thunk): Declare.
6995 * unix.h (ASM_OUTPUT_MI_THUNK): Move offline to ...
6996 * i386.c (x86_output_mi_thunk): ... here; handle 64bits.
6998 * dwarf2out.c (output_call_frame_info): Do not skip unwind info
6999 when flag_asynchronous_unwind_tables is set.
7001 * flags.h (flag_reorder_functions): Declare.
7002 * function.c (prepare_function_start): Initialize frequnecy.
7003 * params.def (HOT_BB_COUNT_FRACTION, HOT_BB_FREQUENCY_FRACTION): New.
7004 * Makefile.in (predict.o): Add dependency on target.h and params.h
7005 * defaults.h (HOT_TEXT_SECTION_NAME,
7006 UNLIKELY_EXECUTED_TEXT_SECTION_NAME): New macros.
7007 * predict.c (choose_function_section): New function.
7008 (estimate_bb_frequencies): Use it.
7009 * toplev.c (flag_reorder_functions): New global variable.
7010 (lang_independent_options): New.
7011 (parse_options_and_default_flags): Set.
7012 * varasm.c (assemble_start_function): Bypass functdion alignment
7013 for never executed functions.
7014 * invoke.texi (-freorder-blocks, -freorder-functions): Document.
7015 (param hot-bb-count-fraction, hot-bb-frequency-fraction): New.
7016 * tm.texi (HOT_TEXT_SECTION_NAME, UNLIKELY_EXECUTED_TEXT_SECTION_NAME):
7019 Thu Jan 3 21:52:09 CET 2002 Jan Hubicka <jh@suse.cz>
7021 * predict.c: Inlude profile.h
7022 (MIN_COUNT): Rename to MIN_COUNT_FRACTION
7023 (maybe_hot_bb_p, probably_cold_bb_p, probably_never_executed_bb_p):
7024 Use the information about maximal counter in the program.
7026 Thu Dec 20 22:14:00 CET 2001 Jan Hubicka <jh@suse.cz>
7028 * basic-block.h (maybe_hot_bb_p, probably_cold_bb_p,
7029 probably_never_executed_bb_p): New functions.
7030 * cfgcleanup.c (outgoing_edges_match): Use them.
7031 * predict.c (MIN_COUNT, MIN_FREQUENCY): New macros.
7032 (maybe_hot_bb_p, probably_cold_bb_p,
7033 probably_never_executed_bb_p): New functions.
7035 * function.h (function): Add new field function_frequency.
7036 * predict.c (compute_function_frequency): New function.
7037 (estimate_probability): Call it.
7039 2002-03-09 Jakub Jelinek <jakub@redhat.com>
7041 PR optimization/5172, optimization/5200
7042 * gcse.c (gcse_main): Disable store_motion.
7044 2002-05-14 Zack Weinberg <zack@codesourcery.com>
7046 * c-parse.in (MODIFIED_WCHAR_TYPE): New macro.
7047 (c_common_nodes_and_builtins): Use it.
7048 (builtin_define_with_value): New function.
7049 (cb_register_builtins): Define __SIZE_TYPE__,
7050 __PTRDIFF_TYPE__, __WCHAR_TYPE__, and __WINT_TYPE__ here,
7051 using builtin_define_with_value. Use consistent notation when
7052 defining __GXX_WEAK__.
7053 (WCHAR_TYPE_SIZE): Don't redefine.
7054 (combine_strings): Don't use WCHAR_TYPE_SIZE.
7056 * cppdefault.h: Don't provide defaults for SIZE_TYPE,
7057 PTRDIFF_TYPE, WCHAR_TYPE, or WINT_TYPE.
7058 * cppinit.c (builtin_array): Remove entries for __SIZE_TYPE__ etc.
7059 * tradcpp.c (initialize_builtins): Likewise.
7060 * gcc.c (cpp_unique_options): Don't muck with __WCHAR_TYPE__.
7062 * c-lex.h (builtin_define_with_value): Prototype.
7063 * system.h: Poison NO_BUILTIN_SIZE_TYPE, NO_BUILTIN_WCHAR_TYPE,
7064 NO_BUILTIN_PTRDIFF_TYPE, and NO_BUILTIN_WINT_TYPE.
7065 * doc/tm.texi: Remove mention of NO_BUILTIN_SIZE_TYPE etc.
7067 * config/avr/avr.h, config/h8300/h8300.h, config/i386/i386.h,
7068 config/ia64/ia64.h, config/mips/dec-osf1.h, config/mips/iris6.h,
7069 config/mips/linux.h, config/mips/mips.h, config/mips/netbsd.h,
7070 config/mips/osfrose.h, config/mips/sni-svr4.h, config/rs6000/aix51.h,
7071 config/s390/linux.h, config/sh/sh.h, config/sh/sh64.h,
7072 config/sparc/linux64.h, config/sparc/netbsd-elf.h,
7073 config/sparc/sol2-bi.h, config/sparc/sparc.h:
7074 Do not define NO_BUILTIN_SIZE_TYPE etc. Remove all references
7075 to __SIZE_TYPE__ etc from all spec strings. When this makes
7076 extra specs empty, delete them.
7078 2002-05-14 John David Anglin <dave@hiauly1.hia.nrc.ca>
7080 * pa.c (override_options): Override TARGET_JUMP_IN_DELAY when scheduling
7081 for PA8000 or generating dwarf2 call frame information.
7082 (output_call): Remove DO_FRAME_NOTES check from return pointer
7084 (following_call): Return 0 when scheduling for PA8000 or generating
7085 dwarf2 call frame information. Revise comment.
7087 2002-05-14 Neil Booth <neil@daikokuya.demon.co.uk>
7090 * alpha.h (TARGET_CPU_CPP_BUILTINS): Define __IEEE_FP
7091 and __IEEE_FP_INEXACT as appropriate.
7092 (CPLUSPLUS_CPP_SPEC): Don't define __cplusplus.
7093 (CPP_SPEC): Remove ieee defines.
7094 * freebsd.h, netbsd.h: Remove ieee defines and cpp_cpu.
7096 2002-05-14 Richard Henderson <rth@redhat.com>
7098 * config/i386/i386.c (ix86_save_reg): Make regno unsigned.
7099 (ix86_safe_length, ix86_safe_length_prefix, ix86_safe_memory): Kill.
7101 2002-05-14 Neil Booth <neil@daikokuya.demon.co.uk>
7103 * arm/arm.h (TARGET_CPU_CPP_BUILTINS): Define.
7105 (CPP_APCS_PC_SPEC, CPP_APCS_PC_DEFAULT_SPEC,
7106 CPP_FLOAT_SPEC, CPP_FLOAT_DEFAULT_SPEC, CPP_ENDIAN_SPEC,
7107 CPP_ENDIAN_DEFAULT_SPEC, CPP_INTERWORK_DEFAULT_SPEC,
7108 CPP_INTERWORK_SPEC, CPP_PREDEFINES): Remove.
7109 (EXTRA_SPECS): Update.
7110 * arm/conix-elf.h, arm/linux-elf.h, arm/netbsd.h, arm/riscix.h,
7111 arm/riscix1-1.h, arm/rtems-elf.h, arm/semiaof.h, arm/unknown-elf.h,
7112 arm/unknown-elf-oabi.h, arm/vxarm.h: Remove CPP_PREDEFINES and
7113 define TARGET_OS_CPP_BUILTINS if necessary.
7115 2002-05-14 Neil Booth <neil@daikokuya.demon.co.uk>
7117 * gcc.c (cpp_options): Must pass -m* and -f* options
7118 to the front end even when only preprocessing.
7119 (cc1_options): Remove redundant -lang-c.
7120 * tradcpp.c (main): Ignore -m options.
7122 * lang-specs.h: Similarly.
7124 2002-05-14 Vladimir Makarov <vmakarov@redhat.com>
7126 * genautomata.c (transform_3): Add code for transformation
7127 `(A,B,...)+C -> A+C,B,...'.
7129 Tue May 14 12:48:22 CEST 2002 Jan Hubicka <jh@suse.cz>
7131 * final.c (end_final): Do not output profile_arcs constructor, when
7132 no functions are instrumented.
7134 Tue May 14 12:38:30 CEST 2002 Jan Hubicka <jh@suse.cz>
7136 * i386.md (testsi to testqi_zext_1 splitter): Fix typo.
7138 2002-05-14 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
7140 * doc/install.texi: Remove special markup originally required for
7141 HTML generation with texi2html.
7143 2002-05-14 Andreas Schwab <schwab@suse.de>
7145 * config/ia64/sysv4.h (DO_SELECT_SECTION): Factored out of
7147 (UNIQUE_SECTION): Define to get small data correctly.
7149 * varasm.c (resolve_unique_section): Add third parameter
7150 flag_function_or_data_sections and use it instead of
7151 flag_function_sections.
7152 (assemble_start_function): Pass flag_function_sections.
7153 (asm_emit_uninitialised): Pass flag_data_sections.
7154 (assemble_variable): Likewise.
7156 2002-05-14 Richard Henderson <rth@redhat.com>
7158 * config/i386/i386.md: Use define_constants for unspec numbers.
7159 * config/i386/i386.c: Likewise.
7161 2002-05-13 Neil Booth <neil@daikokuya.demon.co.uk>
7163 * doc/contrib.texi: Update my entry.
7165 2002-05-13 Mark Mitchell <mark@codesourcery.com>
7167 * fixinc/inclhack.def (winidss_valist): Limit applicability.
7168 * fixinc/fixincl.x: Regenerated.
7169 * fixinc/tests/base/math.h: Update.
7170 * fixinc/tests/base/testing.h: Likewise.
7172 2002-05-13 Zack Weinberg <zack@codesourcery.com>
7174 * genattr.c (gen_attr): Don't emit a comma after the last
7177 2002-05-13 Richard Henderson <rth@redhat.com>
7179 * cfgrtl.c (purge_dead_edges): Handle abnormal call edges created
7181 * recog.c (peephole2_optimize): Likewise.
7183 2002-05-13 Andris Pavenis <pavenis@lanet.lv>
7185 * cppfiles.c (open_file): Change mode (DJGPP only) of redirected
7188 2002-05-13 Jeffrey A Law (law@redhat.com)
7190 * flow.c (invalidate_mems_from_autoinc): Rewrite to use for_each_rtx.
7191 Update prototype and callers.
7192 (propagate_one_insn): Stack pointer adjustments kill MEMs on
7193 the mem_set_list which reference the stack pointer, as do
7194 calls to constant functions as they may clobber outgoing
7197 * i386.c (ia32_multipass_dfa_lookahead): Prototype.
7199 * i386.c (TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD): Define.
7200 (ia32_multipass_dfa_lookahead): New function.
7202 2002-05-13 Neil Booth <neil@daikokuya.demon.co.uk>
7204 * gcc.c (SWITCH_TAKES_ARG): Remove 'V'.
7205 (translate_options): Remove 'V'.
7206 (process_command): Similarly.
7208 * invoke.texi: Remove documentation of 'V'.
7210 2002-05-13 Ulrich Weigand <uweigand@de.ibm.com>
7212 * config/s390/linux.h: Revert 2002-04-22 changes.
7214 2002-05-13 Scott Marks <SMarks@mobile-mind.com>
7216 * config/fr30/fr30.md: Only allow splits of immediate loads
7217 if the destination is a register.
7219 2002-05-13 Neil Booth <neil@daikokuya.demon.co.uk>
7221 * Makefile.in (c-common.o, cppinit.o): Update.
7222 * c-common.c: Include except.h.
7223 (cb_register_builtins): Handle __USING_SJLJ_EXCEPTIONS__.
7224 Call TARGET_CPU_CPP_BUILTINS and TARGET_OS_CPP_BUILTINS.
7225 * cppinit.c (__USING_SJLJ_EXCEPTIONS): Not here.
7226 * defaults.h (TARGET_OS_CPP_BUILTINS, TARGET_CPU_CPP_BUILTINS,
7227 CPP_PREDEFINES): Handle here.
7229 * alpha/alpha-interix.h, alpha/gnu.h, alpha/linux.h,
7230 alpha/netbsd.h, alpha/openbsd.h, alpha/osf.h, alpha/unicosmk.h,
7231 alpha/vms.h, alpha/vxworks.h: Remove CPP_PREDEFINES, define
7232 TARGET_OS_CPP_BUILTINS.
7233 * alpha/alpha.h (TARGET_CPU_CPP_BUILTINS): Define.
7234 (CPP_SPEC, EXTRA_SPECS): Update.
7235 (CPP_AM_BWX_SPEC, CPP_AM_MAX_SPEC, CPP_AM_FIX_SPEC,
7236 CPP_AM_CIX_SPEC, CPP_IM_EV4_SPEC, CPP_IM_EV5_SPEC,
7237 CPP_IM_EV6_SPEC, CPP_CPU_EV4_SPEC, CPP_CPU_EV5_SPEC,
7238 CPP_CPU_EV56_SPEC, CPP_CPU_PCA56_SPEC, CPP_CPU_EV6_SPEC,
7239 CPP_CPU_EV67_SPEC, CPP_CPU_DEFAULT_SPEC, CPP_CPU_SPEC): Remove.
7241 * tm.texi (TARGET_REGISTER_CPP_BUILTINS): Remove.
7242 (TARGET_OS_CPP_BUILTINS, TARGET_CPU_CPP_BUILTINS): Define.
7244 2002-05-12 Zack Weinberg <zack@codesourcery.com>
7246 * emit-rtl.c (global_rtl): Update comment.
7247 (const_double_htab, const_double_htab_hash,
7248 const_double_htab_hash, lookup_const_double): New.
7249 (const_int_htab_hash, const_int_htab_eq): Remove const
7250 qualifiers, which cause tons of warnings with RTL checking on.
7251 (gen_rtx_CONST_DOUBLE): Deleted.
7252 (const_double_from_real_value): New function - bears some
7253 resemblance to the former immed_real_const_1.
7254 (immed_double_const): Moved here from varasm.c and
7256 (gen_rtx_REG): Make REGNO unsigned to squelch warnings.
7257 (gen_rtx_SUBREG): Use gen_rtx_raw_SUBREG.
7258 (gen_rtx): Use immed_double_const.
7259 (init_emit_once): Initialize the const_double_htab. Use
7260 REAL_VALUE_FROM_INT where possible. Can now use
7261 CONST_DOUBLE_FROM_REAL_VALUE when setting up const_tiny_rtx.
7262 * varasm.c (struct varasm_status): Remove x_const_double_chain.
7263 (const_double_chain, immed_real_const, clear_const_double_mem): Delete.
7264 (immed_double_const, immed_real_const_1): Moved to emit-rtl.c.
7265 (init_varasm_status, mark_varasm_status): Don't touch
7266 x_const_double_chain.
7268 * output.h: Delete prototype for clear_const_double_mem.
7269 * real.h: Make REAL_VALUE_TYPE a macro again. Remove leading
7270 '0' slot from all CONST_DOUBLE_FORMAT definitions. Prototype
7271 const_double_from_real_value, not immed_real_const_1, and use
7272 it to define CONST_DOUBLE_FROM_REAL_VALUE. Define new macro
7274 * rtl.h (CONST_DOUBLE_CHAIN): Kill.
7275 (CONST_DOUBLE_LOW, CONST_DOUBLE_HIGH): Adjust.
7276 (gen_rtx_CONST_DOUBLE, immed_real_const): Delete prototypes.
7277 (gen_rtx_REG): Second arg is unsigned.
7279 * gengenrtl.c (special_rtx): Take out CONST_DOUBLE.
7280 (excluded_rtx): New, return true for CONST_DOUBLE.
7281 (genmacro): Write nothing for excluded codes.
7282 * combine.c (combine_simplify_rtx): Use CONST_DOUBLE_FROM_REAL_VALUE.
7283 * expr.c (expand_expr): Likewise.
7284 * ggc-common.c (ggc_mark_rtx_children_1): Don't mark the
7286 * toplev.c (rest_of_compilation): Don't call
7287 clear_const_double_mem.
7289 * config/rs6000/rs6000.c (rs6000_float_const): Delete.
7290 (rs6000_hash_constant): Remove CONST_DOUBLE special case.
7291 (toc_hash_eq): Remove CONST_DOUBLE and LABEL_REF special cases.
7292 * config/rs6000/rs6000-protos.h: Don't prototype rs6000_float_const.
7293 * config/c4x/c4x.md, config/rs6000/rs6000.md: Use CONST_DOUBLE_ATOF.
7294 * config/dsp16xx/dsp16xx.md, config/mips/mips.md,
7295 config/pa/pa.md: Use CONST_DOUBLE_FROM_REAL_VALUE.
7296 * config/sparc/sparc.md, config/sparc/sparc.c: Use immed_double_const.
7298 2002-05-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7300 * mips/iris6.h (CPLUSPLUS_CPP_SPEC): Define.
7302 2002-05-12 Tom Tromey <tromey@redhat.com>
7304 * tree.h (copy_node): Don't mention TREE_PERMANENT.
7306 2002-05-12 Zack Weinberg <zack@codesourcery.com>
7308 * gensupport.c (n_comma_elts): Moved here from genattrtab.c.
7309 (scan_comma_elt): New function. Accepts whitespace in comma lists.
7310 * gensupport.h: Prototype new routines.
7311 * genattr.c (gen_attr): Use scan_comma_elt. Avoid unnecessary
7313 * genattrtab.c (n_comma_elts): Moved to gensupport.c.
7314 (next_comma_elt): Use scan_comma_elt.
7316 * config/i386/i386.md: Use new attribute notation to break up
7317 long lines in define_attr forms.
7319 2002-05-12 Richard Henderson <rth@redhat.com>
7321 * expr.c (compress_float_constant): New.
7322 (emit_move_insn): Use it.
7323 (float_extend_from_mem): New.
7324 (init_expr_once): Initialize it.
7325 * real.c (exact_real_truncate): New.
7327 * config/i386/i386.h (CONST_COSTS): Assume CONST_DOUBLE gets
7328 dropped into memory; penalize for size.
7329 (RTX_COSTS): FLOAT_EXTEND is free.
7330 * config/i386/i386.md (extendsfdf2, extendsfxf2, extendsftf2,
7331 extenddfxf2, extenddftf2): Accept constants and drop them to memory.
7333 2002-05-12 Richard Henderson <rth@redhat.com>
7335 * profile.h (profile_info): Add missing extern to declaration.
7336 * profile.c (profile_info): Define it.
7338 2002-05-11 John David Anglin <dave@hiauly1.hia.nrc.ca>
7340 * pa/pa32-regs.h (HARD_REGNO_MODE_OK): Revise sets of general registers
7341 used for DImode and TImode.
7343 2002-05-11 Neil Booth <neil@daikokuya.demon.co.uk>
7345 * cpplex.c (_cpp_lex_direct): When in a directive at EOF
7348 2002-05-11 Zack Weinberg <zack@codesourcery.com>
7350 * config/rs6000/rs6000.c (rs6000_default_long_calls,
7351 rs6000_longcall_switch, rs6000_set_default_type_attributes): New.
7352 (TARGET_SET_DEFAULT_TYPE_ATTRIBUTES): Set it.
7353 (rs6000_override_options): Handle -m(no-)longcall.
7354 (init_cumulative_args, output_mi_thunk): Check for both
7355 longcall and shortcall attributes on the function.
7356 (rs6000_attribute_table): Add "shortcall".
7357 (rs6000_handle_longcall_attribute): Update comment.
7358 (altivec_expand_unop_builtin, altivec_expand_binop_builtin,
7359 altivec_expand_ternop_builtin): Add default clauses to switches
7360 to silence warnings.
7362 * config/rs6000/rs6000.h: Declare rs6000_longcall_switch and
7363 rs6000_default_long_calls. Define REGISTER_TARGET_PRAGMAS.
7364 (TARGET_OPTIONS): Add longcall and no-longcall.
7366 * config/rs6000/rs6000.md (call_nonlocal_sysv,
7367 call_value_nonlocal_sysv): Split by alternatives. One pair
7368 accepts only SYMBOL_REFs and rejects if CALL_LONG is set in
7369 the call cookie. The other pair accepts only LR/CTR and has
7372 * config.gcc (rs6000-*-* | powerpc*-*-* trailer stanza):
7373 Set c_target_objs, cxx_target_objs; add t-rs6000-c-rule to
7375 * config/rs6000/rs6000-c.c: New file.
7376 * config/rs6000/t-rs6000-c-rule: New file.
7377 * config/rs6000/rs6000-protos.c: Add multiple-include guard.
7378 Prototype rs6000_pragma_longcall.
7380 * doc/extend.texi: Document shortcall attribute.
7381 * doc/invoke.texi: Document -mlongcall, -mno-longcall.
7383 2002-05-11 John David Anglin <dave@hiauly1.hia.nrc.ca>
7385 * reorg.c (dbr_schedule): Remove unnecessary test.
7387 Sat May 11 14:34:35 CEST 2002 Jan Hubicka <jh@suse.cz>
7389 * i386.md (testsi to testqi spliters): New.
7391 2002-01-14 Josef Zlomek <zlomek@matfyz.cz>
7393 cfg.c (dump_edge_info): added dumping of EDGE_CAN_FALLTHRU.
7395 Wed Jan 9 2002 Josef Zlomek <zlomj9am@artax.karlin.mff.cuni.cz>
7397 * basic-block.h: New flag EDGE_CAN_FALLTHRU
7398 * cfganal.c (set_edge_can_fallthru_flag): New function; marks the edges
7399 that can be made fallthru.
7401 Mon Nov 12 16:25:53 CET 2001 Jan Hubicka <jh@suse.cz>
7403 * cfglayout.c (cleanup_unconditional_jumps): New static function.
7404 (cfg_layout_initialize): Use it.
7406 2002-05-11 Marek Michalkiewicz <marekm@amelek.gda.pl>
7408 * config/avr/avr.c (avr_mcu_types): Update supported devices.
7409 * config/avr/avr.h (CPP_SPEC, LINK_SPEC, CRT_BINUTILS_SPECS): Likewise.
7410 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
7412 2002-05-11 Kazu Hirata <kazu@cs.umass.edu>
7414 * dbxout.c: Fix formatting.
7415 * dependence.c: Likewise.
7417 * diagnostic.c: Likewise.
7418 * doloop.c: Likewise.
7419 * dominance.c: Likewise.
7420 * doschk.c: Likewise.
7421 * dwarf2asm.c: Likewise.
7422 * dwarf2out.c: Likewise.
7423 * dwarfout.c: Likewise.
7425 2002-05-10 Richard Henderson <rth@redhat.com>
7427 * final.c (end_final): Tidy whitespace. Don't honor flag_pack_struct.
7428 Convert integers constants as needed. Replace "nwords" field with
7430 (final): Save profile data if cfun->arc_profile, not profile_arc_flag.
7431 * function.h: Fix typo in comment.
7432 * libgcc2.c (struct bb): Replace "nwords" with "sizeof_bb".
7434 2002-05-10 Roger Sayle <roger@eyesopen.com>
7436 * fold-const.c (build_range_check): Optimize (c>=1) && (c<=127)
7437 into the equivalent (signed char)c > 0.
7439 2002-05-10 Janis Johnson <janis187@us.ibm.com>
7441 * loop.c: (PREFETCH_EXTREME_DIFFERENCE, PREFETCH_BEFORE_LOOP): New.
7442 (PREFETCH_CONDITIONAL): Renamed from PREFETCH_NOT_ALWAYS.
7443 (struct prefetch_info): Fix spelling of member bytes_accessed.
7444 (emit_prefetch_instructions): Make dump messages more regular;
7445 restructure code to add more dump messages; use new macros for
7446 heuristics. (There are no code generation changes in any of this).
7448 2002-05-10 David S. Miller <davem@redhat.com>
7450 * rtl.h (INSN_ANNULLED_BRANCH_P): Accept INSN too, update comment.
7451 (struct rtx_def): Update unchanging flag comment.
7452 * doc/rtl.texi (INSN_ANNULLED_BRANCH_P): Update description.
7453 * reorg.c (delete_from_delay_list): INSN_ANNULLED_BRANCH_P needs
7454 to be handled to INSN too.
7455 (dbr_schedule): Likewise.
7456 * resource.c (next_insn_no_annul): Likewise.
7458 * cse.c (rtx_cost): Remove multiplication by power of 2 special
7461 2002-05-14 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
7463 * doc/install.texi (Specific, *-*-solaris2*): Update passus on
7464 setting CONFIG_SHELL to /bin/ksh and remove alternate trick to
7465 (possibly) work around broken /bin/sh.
7467 2002-05-10 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
7469 * config/mips/t-iris6 (SHLIB_SLIBDIR_SUFFIXES): Use mabi=64 and
7470 . as N64/N32 libgcc_s.so subdirs.
7472 2002-05-10 David S. Miller <davem@redhat.com>
7474 * config/sparc/sparc.md: Use define_constants for unspec numbers.
7476 * rtl.h (struct rtx_def): Document unchanging and in_struct flags
7478 (INSN_ANNULLED_BRANCH_P): Only valid for JUMP_INSN and CALL_INSN, fix
7480 (INSN_FROM_TARGET_P): Valid also for CALL_INSN.
7481 * doc/rtl.texi: Document these macros more accurately.
7482 * recog.c (whole file): Only mess with INSN_ANNULLED_BRANCH_P for
7483 JUMP_INSNs and CALL_INSNs.
7484 * resource.c (whole file): Only mess with INSN_ANNULLED_BRANCH_P
7485 or INSN_FROM_TARGET_P if the code is appropriate.
7487 2002-05-10 Marek Michalkiewicz <marekm@amelek.gda.pl>
7489 * config/avr/avr.c (print_operand): Check that addr is a SYMBOL_REF
7490 before using SYMBOL_REF_FLAG (addr).
7492 * config/avr/avr-protos.h (avr_io_address_p): Declare.
7493 * config/avr/avr.c (io_address_p): Rename to avr_io_address_p.
7494 Make non-static. Update all callers.
7495 * config/avr/avr.md (*cbi, *sbi, *sbix_branch, *sbix_branch_bit7):
7496 New insns to clear/set/test a single bit in I/O address space.
7498 2002-05-09 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7500 * rtl.h (ENABLE_RTL_FLAG_CHECKING): Also check for gcc >= 2.7.
7502 2002-05-09 Neil Booth <neil@daikokuya.demon.co.uk>
7504 * Makefile.in: Update.
7505 * c-common.c (flag_iso, flag_undef, cb_register_builtins,
7506 builtin_define_std): New.
7507 (c_common_init): Register CPP builtins callback.
7508 * c-common.h (flag_iso, flag_undef): New.
7509 * c-decl.c (c_decode_option): Set flag_iso and flag_undef.
7510 * c-lex.c: Don't include target.h.
7511 (cb_register_builtins): Move to c-common.c.
7512 (init_c_lex): Don't register hook here.
7513 * c-lex.h (builtin_define, builtin_assert, builtin_define_std): New.
7514 (cpp_define, cpp_assert): Remove.
7515 * gcc.c (cc1_options): Pass -undef to front end.
7516 * target-def.h (TARGET_REGISTER_CPP_BUILTINS): Remove.
7517 (TARGET_INITIALIZER): Update.
7518 * target.h (struct cpp_reader): Don't predeclare.
7519 (struct gcc_target): Remove cpp builtin hook.
7520 * tree.c (default_register_cpp_builtins): Remove.
7524 2002-05-09 Neil Booth <neil@daikokuya.demon.co.uk>
7526 * cppexp.c (_cpp_expand_op_stack): Set op_limit.
7528 2002-05-09 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
7530 * config/mips/t-iris6 (SHLIB_SLIBDIR_SUFFIXES): Define.
7531 (SHLIB_LINK, SHLIB_INSTALL): Adjust.
7533 2002-05-09 Jakub Jelinek <jakub@redhat.com>
7535 * config/sparc/t-linux64 (SHLIB_MAPFILES): Set.
7536 * config/sparc/libgcc-sparc-glibc.ver: New file.
7537 * config/cris/t-linux (SHLIB_MAPFILES): Remove.
7538 * mklibgcc.in: Preprocess SHLIB_MAPFILES with ml flags.
7540 2002-05-09 Jakub Jelinek <jakub@redhat.com>
7543 * Makefile.in (libgcc.mk): Pass SHLIB_SLIBDIR_SUFFIXES to mklibgcc.
7544 * mklibgcc.in: If SHLIB_SLIBDIR_SUFFIXES is defined, put libgcc_s
7545 shared libraries into multilib dirs, with SONAME libgcc_s.so.1 for
7547 * config/t-slibgcc-elf-ver (SHLIB_LINK): Adjust for the above.
7548 * config/t-slibgcc-sld (SHLIB_LINK): Likewise.
7549 * config/sparc/t-linux64 (SHLIB_SLIBDIR_SUFFIXES): Define.
7550 * config/sparc/t-sol2-64 (SHLIB_SLIBDIR_SUFFIXES): Define.
7552 2002-05-09 Richard Henderson <rth@redhat.com>
7554 * config/ia64/ia64.md: Use define_constants for unspec numbers.
7555 * config/ia64/ia64.c: Likewise.
7557 2002-05-09 Richard Sandiford <rsandifo@redhat.com>
7559 * config/mips/mips.c (mips_add_large_offset_to_sp): Remove FILE arg.
7560 (save_restore_insns): Likewise.
7561 (mips_expand_prologue, mips_expand_epilogue): Update callers.
7562 (highpart_shift_operator): Attach ATTRIBUTE_UNUSED to mode argument.
7564 Thu May 9 11:50:09 2002 Jeffrey A Law (law@redhat.com)
7566 * athlon.md, k6.md, pentium.md, ppro.md): New files.
7567 * i386.md: Move scheduling information into new files.
7569 * i386.md (type attribute): Add "rotate" for rotate insns.
7570 (rotate insns): Set type to "rotate".
7571 (various attributes and function units): Treat rotate like shift.
7572 (pent_pair attribute): Only rotates by one bit position are
7574 (sbb insns): Explicitly set pent_pair attribute on a couple
7575 that were missing it.
7577 Thu May 9 18:29:24 2002 J"orn Rennecke <joern.rennecke@superh.com>
7579 * sh.c (sh_builtin_saveregs): If starting with an odd fp register,
7580 make sure that buffer starts on odd word address.
7581 (sh_va_arg): Skip odd fp registers when reading a double precision
7584 2002-05-09 Neil Booth <neil@daikokuya.demon.co.uk>
7586 * tree.h (preserve_data, object_permanent_p, type_precision):
7589 2002-05-09 Neil Booth <neil@daikokuya.demon.co.uk>
7591 * cpplib.c (cpp_init_internal_pragmas): Remove #pragma poison.
7592 * cppmacro.c (paste_all_tokens): Bad pastes are a hard error.
7594 * cpp.texi: Update for removal of obsolete features.
7596 Thu May 9 07:46:18 2002 Jan Hubicka <jh@suse.cz>
7597 Jeffrey A Law (law@redhat.com)
7599 * i386.c (ia32_use_dfa_pipeline_interface): New function. Use
7600 the DFA interface for Pentium processors.
7601 (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE): DEFINE.
7602 (attr_pent_pair, ix86_pent_find_pair): Remove.
7603 (ix86_sched_reorder_pentium): Remove.
7604 (ix86_sched_reorder): Remove reordering for Pentium.
7605 * i386.md (Pentium scheduling): Rewrite using DFA description.
7607 Thu May 9 14:55:39 CEST 2002 Jan Hubicka <jh@suse.cz>
7609 * cfganal.c (can_fallthru): Fix fast path.
7610 * cfgrtl.c (verify_flow_info): Avoid crash on conditionals
7611 with edges to the next block.
7613 Thu May 9 14:52:45 CEST 2002 Jan Hubicka <jh@suse.cz>
7614 Pavel Nejedly <bim@atrey.karlin.mff.cuni.cz>
7616 * final.c (end_final): Use C trees to output data structures for profiling.
7618 * Makefile.in (LIBGCC_DEPS): Added missing dependency on gcov-io.h
7619 (profile.o): New dependency profile.h
7620 (final.o): New dependency profile.h
7621 * profile.h: New file. New global structure profile_info.
7622 * final.h (count_edges_instrumented_now): Declare.
7623 (current_function_cfg_checksum): Declare.
7624 (function_list): New structure.
7625 (functions_head, functions_tail): New static variables.
7626 (end_final): Emits more data, removed some -ax stuff.
7627 (final): Stores function names and chcksums.
7628 * gcov-io.h (__write_gcov_string): New function.
7629 (__read_gcov_string): New function.
7630 * gcov.c (read_profile): New function.
7631 (create_program_flow_graph): Uses read_profile instead of reading
7633 (read_files): Removed da_file checking, it's done by read_profile now.
7634 * libgcc2.c (bb_function_info): New structure.
7635 (bb): New field in structure, removed some -ax stuff.
7636 (__bb_exit_func): Changed structure of da_file.
7637 * profile.c (count_edges_instrumented_now): New global variable.
7638 (current_function_cfg_checksum): New global variable.
7639 (max_counter_in_program): New global variable.
7640 (get_exec_counts): New function.
7641 (compute_checksum): New function.
7642 (instrument_edges): Sets count_edges_instrumented_now.
7643 (compute_branch_probabilities): Uses get_exec_counts instead of
7645 (branch_prob): Calls compute_checksum and writes extra data to bbg_file.
7646 (init_branch_prob): Removed da_file checking, done in get_exec_counts
7648 (end_branch_prob): Removed da_file checking, done in get_exec_counts
7650 * gcov.texi: Updated information about gcov file format.
7652 2002-05-09 Kazu Hirata <kazu@cs.umass.edu>
7654 * sbitmap.c: Fix formatting.
7656 * scan-decls.c: Likewise.
7657 * sched-deps.c: Likewise.
7658 * sched-ebb.c: Likewise.
7659 * sched-rgn.c: Likewise.
7660 * sched-vis.c: Likewise.
7661 * sdbout.c: Likewise.
7662 * sibcall.c: Likewise.
7663 * simplify-rtx.c: Likewise.
7665 * ssa-ccp.c: Likewise.
7666 * ssa-dce.c: Likewise.
7668 * stor-layout.c: Likewise.
7669 * stringpool.c: Likewise.
7671 2002-05-09 David S. Miller <davem@redhat.com>
7673 * config/sparc/sol2.h (ASM_CPU_SPEC): Handle -mcpu=v9.
7675 2002-05-07 David S. Miller <davem@redhat.com>
7677 * config/sparc/sparc.h (TARGET_BUGGY_QP_LIB): Define to zero.
7678 * config/sparc/sol2.h (TARGET_BUGGY_QP_LIB): Override to one.
7679 * config/sparc/sparc.c (emit_soft_tfmode_libcall): If the Qp
7680 library implementation clobbers the output before the inputs
7681 are fully consumed, use stack temporary for the output.
7683 2002-05-09 Jason Thorpe <thorpej@wasabisystems.com>
7685 * config/netbsd.h (CPP_SPEC): Remove.
7686 * config/i386/netbsd-elf.h (CPP_SPEC): Define.
7687 * config/i386/netbsd.h (CPP_SPEC): Define.
7688 * config/ns32k/netbsd.h (CPP_SPEC): Define.
7689 * config/sparc/netbsd-elf.h (CPP_SPEC): Remove.
7690 * config/sparc/netbsd.h (CPP_SPEC): Define.
7691 * config/vax/netbsd.h (CPP_SPEC): Define.
7693 2002-05-08 Kazu Hirata <kazu@cs.umass.edu>
7695 * read-rtl.c: Fix formatting.
7697 * recog.c: Likewise.
7698 * regclass.c: Likewise.
7699 * regmove.c: Likewise.
7700 * reg-stack.c: Likewise.
7701 * reload1.c: Likewise.
7702 * reload.c: Likewise.
7703 * resource.c: Likewise.
7704 * rtlanal.c: Likewise.
7706 * rtl-error.c: Likewise.
7708 2002-05-08 John David Anglin <dave@hiauly1.hia.nrc.ca>
7710 * pa/pa-64.h (MAX_WCHAR_TYPE_SIZE): Delete.
7711 * pa/pa.h (MAX_WCHAR_TYPE_SIZE): Delete.
7713 2002-05-08 Bernd Schmidt <bernds@redhat.com>
7715 * config/i386/i386.h (CPP_CPUCOMMON_SPEC): Tweak previous change to
7716 use __SSE2__ macro instead.
7717 * config/i386/xmmintrin.h: Likewise.
7719 2002-05-08 Janis Johnson <janis187@us.ibm.com>
7721 * rtl.h (RTL_FLAG_CHECK*): Add an argument for the macro name,
7722 and use it in all invocations of these macros. Clean up comments.
7723 * rtl.c (rtl_check_failed_flag): Add an argument for the name
7724 of the flag access macro whose check failed.
7725 * doc/rtl.texi (Flags): Document additional flag uses.
7727 2002-05-08 Robert Spier <rspier@pobox.com>
7728 Neil Booth <neil@daikokuya.demon.co.uk>
7730 PR preprocessor/6521
7731 * cppfiles.c (handle_missing_header): Don't do anything
7732 different for <> includes.
7734 * cppopts.texi: Update documentation for -MG.
7736 2002-05-08 Neil Booth <neil@daikokuya.demon.co.uk>
7738 * cpplex.c (cpp_interpret_charconst): Truncate as well as
7741 * cpp.texi: Clarify multichar charconst valuation.
7743 2002-05-08 Mark Mitchell <mark@codesourcery.com>
7745 * doc/invoke.texi: Document -mwindiss option.
7747 2002-05-08 Jason Merrill <jason@redhat.com>
7749 * dwarf2out.c (output_call_frame_info): Don't emit a CIE with no FDEs.
7751 * dwarf2out.c (gen_type_die): Abort on broken recursion.
7754 * dwarf2out.c (rtl_for_decl_location): Only expand INTEGER_CST and
7757 2002-05-08 Nick Clifton <nickc@cambridge.redhat.com>
7759 * config/arm/t-arm-elf (MULTILIB): Do not allow big-endian/
7760 little-endian multilibs to override arm/thumb multilibs.
7761 Do not build hardware floating point multilibs, nor apcs-26
7762 multilibs for the Thumb.
7764 2002-05-08 Mark Mitchell <mark@codesourcery.com>
7767 * varasm.c (mark_weak): New function.
7768 (merge_weak): Use it. Do not call declare_weak.
7769 (declare_weak): Use merge_weak.
7771 Wed May 8 13:12:11 CEST 2002 Jan Hubicka <jh@suse.cz>
7773 * cse.c (dead_libcall_p): Update counts.
7774 (delete_trivially_dead_insns): Update call of dead_libcall_p.
7776 Wed May 8 11:08:50 CEST 2002 Jan Hubicka <jh@suse.cz>
7778 * cfglayout.c (function_tail_eff_head): Rename to ...
7779 (function_footer): ... this one.
7780 (unlink_insn_chain): New functions.
7781 (label_for_bb): Only call block_label and emit debug message.
7782 (record_effective_endpoints): Actually unlink the headers and footers.
7783 (fixup_reorder_cahin): Re-insert the unlinked sequences.
7784 (cfg_layout_duplicate_bb): Use duplicate_insn_chain.
7785 * cfglayout.h (struct reorder_block_def): New fields footer/header;
7786 remove eff_head/eff_end.
7787 * rtl.h (set_first_insn): Declare.
7788 * emit-rtl.c (set_first_insn): New function.
7790 * cfglayout.c (fixup_reorder_chain): Dump duplicated
7791 (cfg_layout_can_duplicate_bb_p, cfg_layout_rerirect_edge,
7792 cfg_layout_duplicate_bb): New global function.
7793 (duplicate_insn_chain): New static function.
7794 * cfglayout.h (cfg_layout_can_duplicate_bb_p, cfg_layout_rerirect_edge,
7795 cfg_layout_duplicate_bb): Declare.
7796 (struct reorder_block_def): Add "original" field.
7797 * emit-rtl.c (emit_copy_of_insn_after): New function.
7798 * rtl.h (emit_copy_of_insn_after): Declare.
7800 * cfglayout.c (fixup_fallthru_exit_predecessor): Kill.
7801 (fixup_reorder_chain): properly handle edges to exit block.
7803 Wed May 8 11:10:31 CEST 2002 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
7804 Jan Hubicka <jh@suse.cz>
7806 * basic-block.h (note_prediction_to_br_prob): declare.
7807 * c-semantics.c: Inlucde predit.h
7808 (expand_stmt): predict GOTO_STMT as not taken.
7809 * cfgcleanup.c: (delete_unreachable_blocks): Make global.
7810 (cleanup_cfg): Do not free tail_recursion_list.
7811 * cfgrtl.c (can_delete_note_p): Delete NOTE_INSN_PREDICTION.
7812 (flow_delete_block): Kill predictions past end of basic block.
7813 * output.h (delete_unreachable_blocks): Declare.
7814 * predict.c (predicted_by_p, process_note_predictions,
7815 process_note_prediction, last_block_p): New function.
7816 (estimate_probability): Bypass loop on PRED_CONTINUE;
7817 do not handle noreturn heuristics; kill PRED_RETURN; add
7819 * predict.def (PRED_CONTINUE, PRED_EARLY_RETURN, PRED_GOTO,
7820 PRED_CONST_RETURN, PRED_NEGATIVE_RETURN, PRED_NULL_RETURN): New.
7821 * predict.h (IS_TAKEN): New constant.
7822 * print-rtl.c (print_rtx): Pretty print NOTE_INSN_PREDICTION.
7823 * rtl.c (NOTE_INSN_PREDICTION): New.
7824 * rtl.h (NOTE_PREDICTION, NOTE_PREDICTION_ALG, NOTE_PREDICTION_FLAGS):
7826 (insn_note): add NOTE_INSN_PREDICTION.
7827 * sibcall.c (optimize_sibling_and_tail_recursive_call): Do not build
7828 CFG; free tail_recursion_label_list.
7829 * stmt.c: Include predict.h;
7830 (return_prediction): New.
7831 (expand_value_return): Use it.
7832 * toplev.c: Lower NOTE_INSN_PREDICTION before sibcall.
7834 2002-05-08 Richard Sandiford <rsandifo@redhat.com>
7836 * config/mips/mips.md: Name the unspecs with define_constant.
7837 (*HILO_delay): Rename to 'hilo_delay' (no star).
7838 (reload_indi): Replace gen_rtx_UNSPEC with gen_hilo_delay.
7839 (reload_outdi, reload_outsi): Likewise.
7841 2002-05-07 Kazu Hirata <kazu@cs.umass.edu>
7843 * toplev.c: Fix formatting.
7845 2002-05-07 Janis Johnson <janis187@us.ibm.com>
7847 * config.in (ENABLE_RTL_FLAG_CHECKING): New.
7848 * configure.in (ac_rtlflag_checking): New.
7849 * doc/install.texi (--enable-checking): Document RTL flag checking.
7851 2002-05-07 Neil Booth <neil@daikokuya.demon.co.uk>
7853 * c-common.c (c_common_init): Set options->unsigned_wchar.
7854 * cppinit.c (cpp_create_reader): Default unsigned_wchar,
7855 group target dependencies.
7856 (init_builtins, cpp_handle_option): Update.
7857 * cpplex.c (cpp_interpret_charconst): Update.
7858 * cpplib.h (struct cpp_options): Add unsigned_wchar, rename
7859 signed_char to unsigned_char, group target dependencies.
7860 * defaults.h (WCHAR_UNSIGNED): Remove.
7861 * system.h (WCHAR_UNSIGNED, MAX_CHAR_TYPE_SIZE): Poison.
7863 * freebsd.h, interix.h, alpha/freebsd.h, arm/freebsd.h,
7864 i386/386bsd.h, i386/beos-elf.h, i386/bsd386.h, i386/cygwin.h,
7865 i386/djgpp.h, i386/freebsd-aout.h, i386/i386-interix.h,
7866 i386/win32.h, ia64/freebsd.h, mips/netbsd.h, rs6000/freebsd.h,
7867 sh/elf.h, sh/sh.h, sparc/freebsd.h: Remove WCHAR_UNSIGNED.
7869 * tm.texi: Remove MAX_CHAR_TYPE_SIZE.
7871 2002-05-07 Mark Mitchell <mark@codesourcery.com>
7873 * fixinc/inclhack.def (windiss_math1): New fix.
7874 (windiss_math2): Likewise.
7875 (windiss_valist): Likewise.
7876 * fixinc/fixincl.x: Regenerated.
7878 2002-05-07 Andreas Jaeger <aj@suse.de>
7880 * genautomata.c (output_internal_min_issue_delay_func): Add
7881 ATTRIBUTE_UNUSED to avoid warning with empty dfa.
7882 (output_internal_trans_func): Likewise.
7884 Tue May 7 10:06:22 2002 Jeffrey A Law (law@redhat.com)
7886 * pa.c (hppa_profile_hook): Use force_reg to get the address
7887 of the profile hook into an appropriate pseudo register.
7889 2002-05-07 Mark Mitchell <mark@codesourcery.com>
7891 * config/rs6000/sysv4.h (SUBTARGET_SWITCHES): Add -mwindiss.
7892 (LINK_START_SPEC): Handle it.
7893 (LINK_OS_SPEC): Likewise.
7894 (CPP_SPEC): Likewise.
7895 (STARTFILE_SPEC): Likewise.
7896 (LIB_SPEC): Likewise.
7897 (ENDFILE_SPEC): Likewise. Do not assume crtsavres.o is used on
7899 (CRTSAVRES_DEFAULT_SPEC): New macro.
7900 (LIB_WINDISS_SPEC): New macro.
7901 (CPP_OS_WINDISS_SPEC): Likewise.
7902 (STARTFILE_WINDISS_SPEC): Likewise.
7903 (ENDFILE_WINDISS_SPEC): Likewise.
7904 (LINK_START_WINDISS_SPEC): Likewise.
7905 (LINK_OS_WINDISS_SPEC): Likewise.
7906 * config/rs6000/windiss.h: New file.
7908 2002-05-07 Aldy Hernandez <aldyh@redhat.com>
7910 * config/rs6000/rs6000.c (bdesc_2arg): Fix vmax typos.
7912 2002-05-06 David S. Miller <davem@redhat.com>
7914 * config/sparc/sparc.md (shift insns): Do not mask off
7915 second operand, 'I' constraint and SHIFT_COUNT_TRUNCATED
7918 2002-05-06 Richard Henderson <rth@redhat.com>
7921 * expr.c (highest_pow2_factor_for_type): New.
7922 (expand_assignment): Use it.
7924 2002-05-06 Aldy Hernandez <aldyh@redhat.com>
7926 * config/rs6000/rs6000.md ("altivec_mtvscr"): Change to
7928 ("altivec_mfvscr"): Same.
7930 2002-05-06 Janis Johnson <janis187@us.ibm.com>
7932 * rtl.h (struct rtx_def): Update comments.
7933 (RTL_FLAG_CHECK[12345678]): New. (rtl_check_failed_flag): Declare.
7934 (RTL_FLAG): New. (CLEAR_RTX_FLAGS): New. (flag access macros): Use
7935 RTL_FLAG_CHECK macros with list of expected RTL codes.
7936 * rtl.c (copy_rtx, shallow_copy_rtx): Use RTX_FLAG macro.
7937 (rtl_check_failed_flag): New.
7938 * reload1.c (reload): Use REG macro before changing rtx to MEM.
7939 (reload_cse_noop_set_p): Check rtx code before using access macro.
7940 * config/ia64/ia64.c (process_for_unwind_directive): Check rtx code
7941 before using access macro.
7943 2002-05-06 Janis Johnson <janis187@us.ibm.com>
7945 * doc/rtl.texi (Flags): Update to reflect current usage.
7947 2002-05-06 Roger Sayle <roger@eyesopen.com>
7950 * fold-const.c (sign_bit_p): New function.
7951 (fold) [EQ_EXPR]: Use this to convert (A & C) == 0 into A >= 0 and
7952 (A & C) != 0 into A < 0, when constant C is the sign bit of A's type.
7953 Reapply fold when converting (A & C) == C into (A & C) != 0.
7954 (fold_binary_op_with_conditional_arg): Fix typo in comment.
7956 2002-05-07 Neil Booth <neil@daikokuya.demon.co.uk>
7958 * c-common.c (warn_multichar): New.
7959 (c_common_init): Set CPP's warn_multichar.
7960 * c-common.h (warn_multichar): New.
7961 * c-decl.c (warn_multichar): Remove.
7962 * c-lex.c (lex_charconst): Update.
7963 * c-tree.h (warn_multichar): Remove.
7964 * cppexp.c (eval_token): Sign-extend charconst value.
7965 * cppinit.c (cpp_create_reader): Set warn_multichar.
7966 * cpplex.c (cpp_interpret_charconst): Don't sign-extend
7967 each character. Update prototype. Sign-extend the result.
7968 * cpplib.h: Fix conditions.
7969 (struct cpp_options): Add new warning flag.
7970 (cpp_interpret_charconst): Update prototype.
7972 * cpp.texi: Update documentation.
7974 2002-05-06 Vladimir Makarov <vmakarov@redhat.com>
7976 * genautomata.c (form_the_same_automaton_unit_lists_from_regexp):
7977 Fix typo in usage of allof instead of unit.
7979 2002-05-06 Richard Henderson <rth@redhat.com>
7981 * recog.c (if_test_bypass_p): Accept multiple set insns for OUT,
7982 and any jump or call for IN.
7984 2002-05-06 Bernd Schmidt <bernds@redhat.com>
7986 * config/i386/i386.h (CPP_CPUCOMMON_SPEC): Define __SSE2_BUILTINS__ if
7988 * config/i386/xmmintrin.h: Use it to conditionalize SSE2 support.
7990 2002-05-06 Roger Sayle <roger@eyesopen.com>
7992 * fold-const.c (lshift-double): Cast the high word to an unsigned
7993 HOST_WIDE_INT when extracting sign bit to avoid compiler warning.
7994 (div_and_round_double): Cast carry to a signed HOST_WIDE_INT to
7995 avoid compiler warning. (fold): Remove redundant code from
7996 BIT_AND_EXPR as integer operands are canonicalized to be arg1.
7998 2002-05-06 Jeff Law <law@redhat.com>
8000 * pa-protos.h (hppa_fpstore_bypass_p): Declare.
8001 * pa.c (pa_adjust_cost): Remove all true dependency cost
8002 adjustments. Also remove support for non-DFA scheduling.
8003 * pa.md (700, 7100, 7100lc, 7200, 7300): Use bypass mechanism
8004 to adjust true dependency costs. Update various comments.
8005 (7100lc, 7200, 7300 scheduling): Simplify by combining the
8006 FP ALU & MPY units into a single unit.
8008 2002-05-06 Catherine Moore <clm@redhat.com>
8010 * config/v850/v850.c (compute_register_save_size): Make sure
8011 to count all of the registers that will be saved.
8013 Mon May 6 18:03:11 CEST 2002 Jan Hubicka <jh@suse.cz>
8015 * i386.c (q_regs_operand): Use ANY_QI_REGS_P.
8017 2002-05-06 David S. Miller <davem@redhat.com>
8019 * config/sparc/sparc.c (emit_soft_tfmode_libcall): Do not
8020 allow result to overlap input operands in memory.
8022 2002-05-06 Neil Booth <neil@daikokuya.demon.co.uk>
8025 * cpp.texi: Update multichar charconst docs.
8027 2002-05-06 Neil Booth <neil@daikokuya.demon.co.uk>
8029 * cpplex.c (cpp_interpret_charconst): Sign-extend each
8030 character. Don't ignore excess characters. Treat
8031 multicharacter character constants as signed.
8032 (cpp_parse_escape): Clarify diagnostic.
8034 2002-05-05 Jakub Jelinek <jakub@redhat.com>
8036 * config/sparc/sparc.md (ashlsi3): If shift count is const1_rtx,
8037 use add instead of shift.
8038 (ashldi3_sp64): Likewise.
8039 (ashlsi3_const1, ashldi3_const1): Remove.
8040 * config/sparc/sparc.h (PREDICATE_CODES): Add const1_operand.
8041 * config/sparc/sparc.c (const1_operand): New.
8043 2002-05-05 Jason Thorpe <thorpej@wasabisystems.com>
8045 * config.gcc (alpha*-*-netbsd*): Don't use crtstuff.
8047 2002-05-05 Jakub Jelinek <jakub@redhat.com>
8050 * config/sparc/sparc.md (muldi3_v8plus): Handle %1 equal to %2.
8052 2002-05-05 Richard Henderson <rth@redhat.com>
8054 * config/alpha/alpha.c (alpha_adjust_cost): Remove everything but
8055 memory latency adjustments.
8056 (alpha_variable_issue): Remove.
8057 (alpha_use_dfa_pipeline_interface): New.
8058 (alpha_multipass_dfa_lookahead): New.
8059 * config/alpha/alpha.md: Remove define_function_unit scheduling;
8060 include new dfa scheduling.
8061 (attr type): Add none.
8063 * config/alpha/ev4.md: New.
8064 * config/alpha/ev5.md: New.
8065 * config/alpha/ev6.md: New.
8067 2002-05-05 David S. Miller <davem@redhat.com>
8069 * recog.c (store_data_bypass_p): Handle CLOBBER inside PARALLEL.
8071 2002-05-05 Kazu Hirata <kazu@cs.umass.edu>
8073 * cse.c: Fix formatting.
8074 * emit-rtl.c: Likewise.
8076 2002-05-05 Vladimir Makarov <vmakarov@redhat.com>
8078 * genautomata.c (initiate_states): Add additional guard to
8079 initialize `units_array'.
8081 2002-05-05 Vladimir Makarov <vmakarov@redhat.com>
8083 * genautomata.c (form_the_same_automaton_unit_lists_from_regexp,
8084 process_unit_to_form_the_same_automaton_unit_lists,
8085 form_the_same_automaton_unit_lists
8086 check_unit_distributions_to_automata): New prototypes and
8088 (check_automata): Rename it into `check_automata_insn_issues'.
8089 (unit_decl): New fields `the_same_automaton_unit' and
8090 `the_same_automaton_message_reported_p'.
8091 (unit_decl_t): New typedef.
8092 (the_same_automaton_lists): New gloval variable.
8093 (unit_regexp, unit_set_el, units_array, units_cmp,
8094 output_get_cpu_unit_code_func): Use the typedef.
8095 (evaluate_max_reserv_cycles): Increment
8096 `description->max_insn_reserv_cycles'.
8097 (initiate_states): Don't increment `max_cycles_num'.
8098 (transform_insn_regexps): Move code around transformation of
8099 regexps from `generate'.
8100 (generate): Remove call of `transform_insn_regexps'.
8101 (expand_automata): Call `transform_insn_regexps' and
8102 `check_unit_distributions_to_automata'. Check errors before
8105 * config/sparc/ultra3.md (us3_a0, us3_a1): Move the units into
8106 automaton `ultrasparc3_1'.
8108 2002-05-05 Neil Booth <neil@daikokuya.demon.co.uk>
8110 * c-common.c (c_common_init): Set up CPP arithmetic.
8111 * cppinit.c (cpp_create_reader): Default CPP arithmetic to
8112 something reasonable for the host.
8113 (sanity_checks): Add checks.
8114 (cpp_read_main_file): Call sanity_checks() from here...
8115 (cpp_post_options): ... not here.
8116 * cpplex.c (cpp_interpret_charconst): Get max_chars right.
8117 * cpplib.h (struct cpp_options): New member int_precision.
8119 2002-05-05 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
8121 * doc/install.texi (powerpc-*-linux-gnu*): Update build requirements.
8123 2002-05-04 David S. Miller <davem@redhat.com>
8125 * config/sparc/linux.h, config/sparc/linux64.h
8126 (HANDLE_PRAGMA_PACK_PUSH_POP): Don't define twice.
8128 * config/sparc/sparc.c (sparc_rtx_costs): Describe costs of
8130 * config/sparc/sparc.h (RTX_COSTS_CASES): List those new codes.
8132 * recog.c (store_data_bypass_p): Handle out_insn being a PARALLEL
8135 2002-05-05 Tim Josling <tej@melbpc.org.au>
8137 * treelang; New directory for new sample language treelang.
8139 2002-05-04 Neil Booth <neil@daikokuya.demon.co.uk>
8141 * Makefile.in (c-lex.o): Update.
8142 * c-lex.c: Include target.h.
8143 (cb_register_builtins): New.
8144 (init_c_lex): Set builtins callback.
8145 * c-lex.h (cpp_define, cpp_assert): New prototypes.
8146 * cppinit.c (init_builtins): Use callback, including for
8148 * cpplib.h (struct cpp_callbacks): New member.
8149 * target-def.h (TARGET_REGISTER_CPP_BUILTINS): New.
8150 (TARGET_INITIALIZER): Update.
8151 * target.h (struct gcc_target): New hook.
8152 * tree.c (default_register_cpp_builtins): New.
8153 * tree.h (default_register_cpp_builtins): New.
8155 * tm.texi (TARGET_REGISTER_CPP_BUILTINS): Document.
8157 2002-05-04 Neil Booth <neil@daikokuya.demon.co.uk>
8159 * cppinit.c (MAX_WCHAR_TYPE_SIZE): Move to cpplib.h
8160 (cpp_post_options): Move sanity checks to...
8161 (sanity_checks): New.
8162 * cpplex.c (maybe_read_ucs): Fix prototype.
8163 (parse_string, cpp_parse_escape): Cast for %c format specifier.
8164 * cpplib.h (cppchar_t): Use unsigned long or unsigned long long
8167 2002-05-04 Bernd Schmidt <bernds@redhat.com>
8169 * config/i386/i386.c (bdesc_2arg): Add a couple of missing SSE2
8170 builtins. Use V2DI patterns instead of TI for logical operations.
8171 (ix86_init_mmx_sse_builtins): Add a couple of missing SSE2 builtins.
8172 Correct definitions of psadbw, pmovmskb128, movntdq, cvtdq2ps.
8173 (ix86_expand_builtins): Change the pattern used for movntdq.
8174 * config/i386/i386.md (sse2_andv2di3, sse2_iorv2di3, sse2_xorv2di3,
8175 sse2_nandv2di3): New patterns.
8176 (sse2_anddf3, sse2_nanddf3, sse2_iordf3, sse2_xordf3): Correct modes
8178 (sse2_movntv2di): Renamed from sse2_movntti and modes adjusted.
8179 (cvtdq2pd): Correct mode on operand 1.
8180 (sse2_umulsidi3): Describe without unspec.
8181 (sse2_psadbw, mmx_psadbw): Describe with unspec; use more appropriate
8183 (lshrv2di3): Renamed from sse2_lshrv2di3 and removed unspec.
8184 (ashlv2di3): Likewise, from sse2_ashlv2di3.
8185 (ashrv8hi3, ashrv4si3, lshrv8hi3, lshrv4si3, lshrv2di3, ashlv8hi3,
8186 ashlv4si3, ashlv2di3): Use SImode for shift count.
8187 (ashrv8hi3_ti, ashrv4si3_ti, lshrv8hi3_ti, lshrv4si3_ti, lshrv2di3_ti,
8188 lshrv4si3_ti, lshrv2di3_ti, ashlv8hi3_ti, ashlv4si3_ti, ashlv2di3_ti):
8190 * config/i386/xmmintrin.h (__v2df, __v2di, __v4si, __v8hi, __v16qi):
8192 (__m128i, __m128d): New macros.
8193 (_mm_add_pd, _mm_add_sd, _mm_sub_pd, _mm_sub_sd, _mm_mul_pd,
8194 _mm_mul_sd, _mm_div_pd, _mm_div_sd, _mm_sqrt_pd, _mm_sqrt_sd,
8195 _mm_min_pd, _mm_min_sd, _mm_max_sd, _mm_max_pd, _mm_and_pd,
8196 _mm_andnot_pd, _mm_xor_pd, _mm_or_pd, _mm_cmpeq_pd, _mm_cmplt_pd,
8197 _mm_cmple_pd, _mm_cmpgt_pd, _mm_cmpge_pd, _mm_cmpneq_pd,
8198 _mm_cmpnlt_pd, _mm_cmpnle_pd, _mm_cmpngt_pd, _mm_cmpnge_pd,
8199 _mm_cmpord_pd, _mm_cmpunord_pd, _mm_cmpeq_sd, _mm_cmplt_sd,
8200 _mm_cmple_sd, _mm_cmpgt_sd, _mm_cmpge_sd, _mm_cmpneq_sd,
8201 _mm_cmpnlt_sd, _mm_cmpnle_sd, _mm_cmpngt_sd, _mm_cmpnge_sd,
8202 _mm_cmpord_sd, _mm_cmpunord_sd, _mm_comieq_sd, _mm_comilt_sd,
8203 _mm_comile_sd, _mm_comigt_sd, _mm_comige_sd, _mm_comineq_sd,
8204 _mm_ucomieq_sd, _mm_ucomieq_sd, _mm_ucomilt_sd, _mm_ucomile_sd,
8205 _mm_ucomigt_sd, _mm_ucomige_sd, _mm_ucomineq_sd, _mm_cvtepi32_pd,
8206 _mm_cvtepi32_ps, _mm_cvtpd_epi32, _mm_cvtpd_pi32, _mm_cvtpd_ps,
8207 _mm_cvttpd_epi32, _mm_cvttpd_pi32, _mm_cvtpi32_pd, _mm_cvtps_epi32,
8208 _mm_cvttps_epi32, _mm_cvtps_pd, _mm_cvtsd_si32, _mm_cvttsd_si32,
8209 _mm_cvtsd_ss, _mm_cvtsi32_sd, _mm_cvtss_sd, _mm_unpackhi_pd,
8210 _mm_unpacklo_pd, _mm_loadh_pd, _mm_storeh_pd, _mm_storel_pd,
8211 _mm_movemask_pd, _mm_packs_epi16, _mm_packs_epi32, _mm_packus_epi16,
8212 _mm_unpackhi_epi8, _mm_unpackhi_epi16, _mm_unpackhi_epi32,
8213 _mm_unpacklo_epi8, _mm_unpacklo_epi16, _mm_unpacklo_epi32,
8214 _mm_add_epi8, _mm_add_epi16, _mm_add_epi32, _mm_add_epi64,
8215 _mm_adds_epi8, _mm_adds_epi16, _mm_adds_epu8, _mm_adds_epu16,
8216 _mm_sub_epi8, _mm_sub_epi16, _mm_sub_epi32, _mm_sub_epi64,
8217 _mm_subs_epi8, _mm_subs_epi16, _mm_subs_epu8, _mm_subs_epu16,
8218 _mm_madd_epi16, _mm_mulhi_epi16, _mm_mullo_epi16, _mm_mul_pu16,
8219 _mm_mul_epu16, _mm_sll_epi16, _mm_sll_epi32, _mm_sll_epi64,
8220 _mm_sra_epi16, _mm_sra_epi32, _mm_srl_epi16, _mm_srl_epi32,
8221 _mm_srl_epi64, _mm_slli_epi16, _mm_slli_epi32, _mm_slli_epi64,
8222 _mm_srai_epi16, _mm_srai_epi32, _mm_srli_epi16, _mm_srli_epi32,
8223 _mm_srli_epi64, _mm_and_si128, _mm_andnot_si128, _mm_or_si128,
8224 _mm_xor_si128, _mm_cmpeq_epi8, _mm_cmpeq_epi16, _mm_cmpeq_epi32,
8225 _mm_cmpgt_epi8, _mm_cmpgt_epi16, _mm_cmpgt_epi32, _mm_max_epi16,
8226 _mm_max_epu8, _mm_min_epi16, _mm_min_epu8, _mm_movemask_epi8,
8227 _mm_mulhi_epu16, _mm_maskmoveu_si128, _mm_avg_epu8, _mm_avg_epu16,
8228 _mm_sad_epu8, _mm_stream_si32, _mm_stream_si128, _mm_stream_pd,
8229 _mm_movpi64_epi64, _mm_clflush, _mm_lfence, _mm_mfence): New
8231 (_mm_shufflehi_epi16, _mm_shufflelo_epi16, _mm_shuffle_epi32,
8232 _mm_extract_epi16, _mm_insert_epi16, _mm_shuffle_pd): New macros.
8234 2002-05-04 Kazu Hirata <kazu@cs.umass.edu>
8236 * dwarf2out.c: Fix formatting.
8237 * varasm.c: Likewise.
8239 2002-05-04 David Edelsohn <edelsohn@gnu.org>
8242 * config/rs6000/rs6000.md (sCC pattern and splitter): Remove
8243 clobber and use result as temporary value.
8245 Sat May 4 13:20:54 CEST 2002 Jan Hubicka <jh@suse.cz>
8247 * expr.c (force_operand): Use expand_simple_* to handle more
8250 2002-05-04 Neil Booth <neil@daikokuya.demon.co.uk>
8252 * c-lex.c (lex_string): Let cpp_parse_escape handles truncation
8254 (lex_charconst): Update for change in prototype of
8255 cpp_interpret_charconst. Extend from cppchar_t to HOST_WIDE_INT
8257 * cpphash.h (BITS_PER_CPPCHAR_T): New.
8258 * cppinit.c (cpp_create_reader): Initialize them for no
8259 change in semantics.
8260 (cpp_post_options): Add sanity checks.
8261 * cpplex.c (cpp_parse_escape): Handle precision, sign-extension
8262 and truncation issues. Calculate in type cppchar_t.
8263 (MAX_CHAR_TYPE_SIZE, MAX_WCHAR_TYPE_SIZE): Remove.
8264 (cpp_interpret_charconst): Calculate in type cppchar_t. Handle
8265 run-time dependent precision correctly. Return whether the
8266 result is signed or not.
8267 * cpplib.c (dequote_string): Use cppchar_t; update.
8268 * cpplib.h (cppchar_signed_t): New.
8269 struct cpp_options): New precision members.
8270 (cpp_interpret_charconst, cpp_parse_escape): Update prototypes.
8271 * cppexp.c (eval_token): Update.
8273 2002-05-03 David S. Miller <davem@redhat.com>
8275 * config/sparc/sparc-protos.h (sparc_rtx_costs): New.
8276 * config/sparc/sparc.c (sparc_rtx_costs): New function
8277 implementing RTX_COSTS and CONST_COSTS.
8278 * config/sparc/sparc.h (CONST_COSTS): Delete.
8279 (RTX_COSTS_CASES): Define.
8280 (RTX_COSTS): Expand RTX_COSTS_CASES and use sparc_rtx_costs to do
8283 * config/sparc/sparc.md (DFA schedulers): Split out...
8284 * config/sparc/cypress.md, config/sparc/hypersparc.md,
8285 config/sparc/sparclet.md, config/sparc/supersparc.md,
8286 config/sparc/ultra1_2.md, config/sparc/ultra3.md: ... into here.
8288 * config/sparc/sparc.c (LEAF_REGISTERS): Do not do ifdef
8289 checks on it, always defined for Sparc.
8291 * config/sparc/sparc.h (REG_ALLOC_ORDER, REG_LEAF_ALLOC_ORDER):
8292 Tweak, and add more detailed comments.
8294 2002-05-03 Zack Weinberg <zack@codesourcery.com>
8296 * Re-apply patch accidentally reverted with
8297 DFA scheduler merge: remove all rules and variables to slurp
8298 source files out of libiberty and rebuild them with HOST_CC.
8299 ($(HOST_PREFIX_1)varray.o): New rule.
8300 (genattrtab rule): Word wrap.
8302 2002-05-03 Jason Thorpe <thorpej@wasabisystems.com>
8304 * config/i386/netbsd64.h (CPP_LP64_SPEC): Define.
8305 (CPP_SUBTARGET_SPEC): Define.
8306 (SUBTARGET_EXTRA_SPECS): Redefine, adding cpp_lp64 and
8307 cpp_subtarget specs.
8308 (CPP_SPEC): Redefine to include %(cpp_subtarget).
8310 2002-05-03 David S. Miller <davem@redhat.com>
8312 * target-defs.h (TARGET_SCHED_CYCLE_DISPLAY): Delete.
8313 * target.h (struct gcc_target): Delete cycle_display member.
8315 * config/ia64/ia64.c (ia64_emit_insn_before): Put it back.
8316 (rtx_needs_barrier): Delete reference to cycle_display unspec.
8317 (ia64_sched_reorder2): Mention need for cycle display handling
8318 once such notes exist.
8320 2002-05-03 Richard Henderson <rth@redhat.com>
8322 * real.c (etoasc): Strip most trailing zeros for clarity.
8323 * sched-vis.c: Include real.h.
8324 (print_value): Use REAL_VALUE_TO_DECIMAL as needed.
8325 * Makefile.in (sched-vis.o): Add real.h.
8327 2002-05-03 David S. Miller <davem@redhat.com>
8329 * haifa-sched.c (rank_for_schedule): Revert 2002-05-02 change,
8332 2002-05-03 Aldy Hernandez <aldyh@redhat.com>
8334 * config/rs6000/rs6000.c (altivec_expand_binop_builtin): Error out
8335 when we get an out of range literal.
8336 (altivec_expand_ternop_builtin): Same.
8337 (altivec_expand_unop_builtin): Same.
8338 (altivec_expand_builtin): Same, for dss.
8339 (altivec_expand_builtin): Use trees instead of rtl when
8340 determining literal argument validity.
8342 2002-05-03 David S. Miller <davem@redhat.com>
8344 Delete cycle display scheduling hook.
8345 * config/ia64/ia64.c (ia64_cycle_display,
8346 TARGET_SCHED_CYCLE_DISPLAY, ia64_emit_insn_before): Delete.
8347 (ia64_sched_reorder2): Don't check for CODE_FOR_cycle_display
8348 and use emit_insn_before instead of ia64_emit_insn_before.
8349 * config/ia64/ia64.md (unspec usage): Delete cycle display.
8350 (cycle_display): Delete insn pattern.
8351 * config/sparc/sparc.md (unspec usage): Delete cycle display.
8352 (cycle_display): Delete insn pattern.
8353 * config/sparc/sparc.c (sparc_cycle_display,
8354 TARGET_SCHED_CYCLE_DISPLAY): Delete.
8355 * doc/md.texi (cycle_display): Don't mention.
8356 * doc/tm.texi (TARGET_SCHED_CYCLE_DISPLAY): Likewise.
8358 2002-05-03 Richard Henderson <rth@redhat.com>
8360 * recog.c (store_data_bypass_p, if_test_bypass_p): New.
8361 * recog.h: Declare them.
8363 * config/sparc/sparc.c (ultrasparc_store_bypass_p): Remove.
8364 * config/sparc/sparc.md: Use store_data_bypass_p instead.
8365 * config/sparc/sparc-protos.h: Update.
8367 2002-05-03 Jason Thorpe <thorpej@wasabisystems.com>
8369 * config/sparc/netbsd-elf.c (CPP_SUBTARGET_SPEC64): Remove
8370 -D__arch64__. Add -D_LP64.
8371 (CPP_ARCH32_SPEC): Redefine to match the non-bi-arch version
8373 (CPP_ARCH64_SPEC): Likewise.
8374 (NO_BUILTIN_PTRDIFF_TYPE): Undef.
8375 (NO_BUILTIN_SIZE_TYPE): Undef.
8377 2002-05-03 Vladimir Makarov <vmakarov@redhat.com>
8379 * genautomata.c (min_issue_delay_pass_states): Change return type
8381 (min_issue_delay_pass_states): Change the algorithm.
8382 (min_issue_delay): Set up min_insn_issue_delay for the state.
8383 (output_min_issue_delay_table): Interchange the nested loops and
8384 and initiate min_insn_issue_delay for states.
8386 Fri May 3 22:59:15 CEST 2002 Jan Hubicka <jh@suse.cz>
8388 * cfgcleanup.c (try_optimize_cfg): Call merge_block only when
8391 Fri May 3 22:53:37 CEST 2002 Jan Hubicka <jh@suse.cz>
8393 * i386.c (expand_movstr, expand_clrstr): Fix inline-all-stringops
8396 2002-05-03 Richard Henderson <rth@redhat.com>
8399 * ifcvt.c (noce_try_store_flag, noce_try_store_flag_constants,
8400 noce_try_store_flag_inc, noce_try_store_flag_mask, noce_try_cmove,
8401 noce_try_cmove_arith, noce_try_minmax, noce_try_abs): Insert new
8402 code before JUMP, not EARLIEST.
8404 2002-05-03 Joseph S. Myers <jsm28@cam.ac.uk>
8406 * c-format.c (check_format_info_main): Don't check for presence of
8407 parameter for * width until after operand number has been read,
8408 and only check for it if format parameters are available.
8411 2002-05-03 Jason Thorpe <thorpej@wasabisystems.com>
8413 * config/alpha/netbsd.h (CPP_PREDEFINES): Add -D_LP64.
8414 (LINK_SPEC): Undef before defining.
8416 2002-05-03 Jakub Jelinek <jakub@redhat.com>
8418 PR preprocessor/6489
8419 * tradcpp.c (fixup_newlines): New.
8420 (main, finclude): Use it.
8422 2002-05-03 Richard Sandiford <rsandifo@redhat.com>
8424 * config/mips/elf64.h (UNIQUE_SECTION): Use mips_unique_section.
8425 * config/mips/mips.c (mips_unique_section): Strip encoding from
8428 2002-05-03 Jakub Jelinek <jakub@redhat.com>
8430 * config/i386/i386.c (ix86_expand_int_movcc): Truncate to proper
8433 2002-05-03 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
8435 * doc/install.texi (Installing): Mention GCC 3.1 buildstats.
8436 (Specific): Removed buildstats references.
8437 (Specific, hppa*-hp-hpux11): Adjust for GCC versions > 3.0.
8438 (Specific, sparc-sun-solaris2*): Update 64-bit hints for GCC 3.1.
8439 Accomodate Solaris versions beyond 8.
8440 (Specific, sparc-sun-solaris2.7): Update as path for GCC 3.1.
8441 (Specific, *-*-solaris2.8): Removed, obsolete.
8443 2002-05-03 Jakub Jelinek <jakub@redhat.com>
8446 * config/sparc/sparc.h (leaf_reg_remap): Remove const.
8447 (CONDITIONAL_REGISTER_USAGE): For TARGET_FLAT make
8448 fill leaf_reg_remap with identity.
8449 * config/sparc/sparc.c (leaf_reg_remap): Remove const.
8451 2002-05-03 Kazu Hirata <kazu@cs.umass.edu>
8453 * config/h8300/crti.asm: Remove trailing spaces.
8454 * config/h8300/h8300.c: Likewise.
8455 * config/h8300/lib1funcs.asm: Likewise.
8457 2002-05-02 Jason Merrill <jason@redhat.com>
8459 * defaults.h (BOOL_TYPE_SIZE): Move default here from cp/decl.c.
8460 * c-decl.c (c_init_decl_processing): Use it.
8461 * config/rs6000/darwin.h (BOOL_TYPE_SIZE): Define to INT_TYPE_SIZE.
8462 * config/i960/i960.h (BOOL_TYPE_SIZE): Don't define.
8463 * config/mcore/mcore.h (BOOL_TYPE_SIZE): Don't define.
8465 2002-05-03 Kazu Hirata <kazu@cs.umass.edu>
8467 * regrename.c: Fix formatting.
8470 Fri May 3 13:34:43 CEST 2002 Jan Hubicka <jh@suse.cz>
8472 * i386.md (attribute memory): Handle compares properly.
8474 Fri May 3 10:51:38 CEST 2002 Jan Hubicka <jh@suse.cz>
8476 * i386.md (sse_clrsf, sse_clrsi): Set memory attribute
8479 2002-05-02 Kazu Hirata <kazu@cs.umass.edu>
8481 * function.c: Fix formatting.
8483 2002-05-02 Jan Hubicka <jh@suse.cz>
8485 * haifa-sched.c (schedule_insn): Print table of instructions and
8487 (sched_block): Do not print ready list at verbosity level 1.
8488 * sched-vis.c (print_insn): Make global.
8489 * sched-ebb.c (ebb_print_insn): Rename from...
8490 (print_insn): ... this one.
8491 * sched-int.h (print_insn): Declare
8493 2002-05-02 Richard Henderson <rth@redhat.com>
8495 * haifa-sched.c (rank_for_schedule): Skip past last_scheduled_insn
8496 emitted by cycle_display.
8498 2002-05-02 Loren J. Rittle <ljrittle@acm.org>
8500 * doc/install.texi (*-*-freebsd*): Update to latest status.
8502 2002-05-02 Jakub Jelinek <jakub@redhat.com>
8505 * config.gcc (sparc*-*-solaris2*): Set float_format to i128.
8506 * config/float-sparc.h: Assume 128-bit long double if
8507 __LONG_DOUBLE_128__ is defined.
8509 2002-05-02 Vladimir Makarov <vmakarov@redhat.com>
8511 * genattrtab.c (write_function_unit_info): Add a dummy element
8512 when num_units == 0.
8514 2002-05-02 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
8516 * predict.c: (propagate_freq, estimate_bb_frequencies): Use
8517 TYPE_MODE (double_type_node) instead of DFmode.
8519 Thu May 2 19:50:04 CEST 2002 Jan Hubicka <jh@suse.cz>
8521 * cfgrtl.c (try_redirect_by_replacing_jump): Do not kill computed
8523 * toplev.c (rest_of_compilation): Revert Richard's patch.
8525 2001-05-02 John David Anglin <dave@hiauly1.hia.nrc.ca>
8527 * pa/x-ada (ADA_CFLAGS): Rename to X_ADA_CFLAGS.
8529 2002-05-02 Catherine Moore <clm@redhat.com>
8531 * config/v850/v850.h (TRAMPOLINE_TEMPLATE): Change r5 to r20.
8533 2002-05-02 Kazu Hirata <kazu@hxi.com>
8535 * combine.c: Fix comment typos.
8537 * genautomata.c: Likewise.
8541 2002-05-02 Joseph S. Myers <jsm28@cam.ac.uk>
8543 * doc/install.texi: State GNAT version requirements.
8545 2002-05-02 Nick Clifton <nickc@cambridge.redhat.com>
8547 * config/fr30/fr30.h (GO_IF_LEGITIMATE_ADDRESS): Accept any form
8548 of the frame pointer or arg pointer register which strict register
8549 checking is not enabled.
8551 2002-05-02 Aldy Hernandez <aldyh@redhat.com>
8553 * gcc.dg/altivec-8.c: New.
8555 * config/rs6000/rs6000.c (rs6000_legitimate_address): Disallow
8556 PRE_INC and PRE_DEC for altivec modes.
8558 2002-05-01 Bruce Korb <bkorb@gnu.org>
8560 * fixinc/check.tpl(set-writable): make sure the function exists first
8561 * fixinc/inclhack.def(alpha_assert): fix test_text
8562 * fixinc/tests/base/assert.h: add in missing result
8564 2002-05-01 Jeff Law <law@redhat.com>
8566 * pa.h (EXTRA_CONSTRAINT): Don't accept PIC addresses for the
8569 2002-05-01 Joel Brobecker <brobecker@gnat.com>
8571 * dbxout.c (dbxout_type): Emit size information for range types,
8572 as well, but only when using GDB extensions.
8574 2002-05-01 Richard Henderson <rth@redhat.com>
8576 * configure.in (HAVE_GAS_HIDDEN): Replace SPARC feature test with
8577 target-independent gnu binutils date test.
8579 2002-05-01 Richard Henderson <rth@redhat.com>
8581 * cfgcleanup.c (merge_blocks_move_successor_nojumps): Emit dump
8582 info before expunging the block.
8584 2002-05-01 Jakub Jelinek <jakub@redhat.com>
8586 * cppinit.c (cpp_handle_option) [-dM]: Don't set no_output here...
8587 (cpp_post_options): ...but here. Disable -dD, -dN and -dI when
8588 -M -or -MM is in effect.
8590 2002-05-01 Zack Weinberg <zack@codesourcery.com>
8592 * config.gcc: Correct test of --enable-obsolete. Obsolete all
8593 A29k configurations.
8594 * doc/install.texi: Update to match.
8596 2002-05-01 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
8599 * varasm.c (globalize_decl): Compare DECL_ASSEMBLER_NAME to check
8600 for duplicates. Always loop over whole list.
8602 Wed May 1 10:32:37 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
8604 * reload.c (find_reloads, case 'p'): Set BADOP to 0.
8606 2002-05-01 Joel Sherrill <joel@OARcorp.com>
8608 * config/sparc/t-elf (sparc-rtems, sparc-elf): Build assembly
8611 2002-05-01 Joel Sherrill <joel@OARcorp.com>
8613 * config/arm/rtems-elf.h: Add #undef TARGET_VERSION to prevent warning.
8615 2002-05-01 David Edelsohn <edelsohn@gnu.org>
8617 * rs6000.md (abssi2_nopower): Convert to define_insn_and_split.
8618 (nabs_nopower): Same.
8619 (floatdisf2): New pattern.
8620 (absdi2): Convert to define_insn_and_split.
8625 (fix_trunctfdi2): Same.
8626 (fix_trunctfsi2): Same.
8628 2002-05-01 Joseph S. Myers <jsm28@cam.ac.uk>
8630 * doc/install.texi: Update Texinfo version requirement
8633 2002-05-01 Jakub Jelinek <jakub@redhat.com>
8635 PR target/6512, PR target/5628
8636 * config/sparc/sparc.md (movdf_insn_v9only_novis): Don't allow >= %f32
8637 when memory is not aligned.
8638 (movdf_insn_v9only_vis): Likewise.
8639 * config/sparc/sparc.h (SECONDARY_INPUT_RELOAD_CLASS): Request a FP_REGS
8640 temporary for EXTRA_FP_REGS DFmode load from unaligned memory.
8641 (SECONDARY_OUTPUT_RELOAD_CLASS): Similarly.
8643 2002-05-01 Aldy Hernandez <aldyh@redhat.com>
8645 * gcc.dg/altivec-7.c: New.
8647 * config/rs6000/altivec.h: Cleanup.
8649 2002-04-30 Aldy Hernandez <aldyh@redhat.com>
8651 * doc/invoke.texi (Option Summary): Add -mvrsave=.
8652 (RS/6000 and PowerPC Options): Document -mvrsave=.
8654 * config/rs6000/rs6000.c (rs6000_altivec_vrsave): New global.
8655 (rs6000_altivec_vrsave_string): Same.
8656 (rs6000_override_options): Call rs6000_parse_vrsave_option.
8657 (rs6000_parse_vrsave_option): New.
8658 (rs6000_stack_info): Only generate vrsave instructions when
8659 TARGET_ALTIVEC_VRSAVE.
8661 * config/rs6000/rs6000.h (TARGET_OPTIONS): Add -mvrsave= option.
8662 (rs6000_altivec_vrsave_string): Define extern.
8663 (rs6000_altivec_vrsave): Same.
8664 (TARGET_ALTIVEC_VRSAVE): New.
8666 2002-04-30 Richard Henderson <rth@redhat.com>
8669 * toplev.c (rest_of_compilation): Don't run cross-jump before
8672 2002-04-30 Tom Rix <trix@redhat.com>
8674 * regrename.c (build_def_use, copyprop_hardreg_forward_1): Sanity
8675 check which_alternative.
8677 2002-04-30 Kazu Hirata <kazu@hxi.com>
8679 * cpplex.c: Fix comment formatting.
8680 * function.c: Likewise.
8681 * integrate.c: Likewise.
8682 * regrename.c: Likewise.
8683 * sibcall.c: Likewise.
8684 * simplify-rtx.c: Likewise.
8685 * tree-inline.c: Likewise.
8687 2002-04-30 John David Anglin <dave@hiauly1.hia.nrc.ca>
8689 * config.gcc (hppa1.1-*-pro*, hppa1.1-*-osf*, hppa1.1-*-rtems*,
8690 hppa1.0-*-osf*, hppa1.1-*-bsd*, hppa1.1-*-hpux10*, hppa2*-*-hpux10*,
8691 hppa1.0-*-hpux10*, hppa*64*-*-hpux11*, hppa1.1-*-hpux11*,
8692 hppa2*-*-hpux11*, hppa1.0-*-hpux11*, hppa*-*-lites*): Define xmake_file.
8693 * pa/t-linux, pa/t-pa, pa/t-pa64, t-pro (T_ADAFLAGS): Delete.
8694 * pa/x-ada: New file. Define ADA_CFLAGS.
8696 2002-04-30 Hans-Peter Nilsson <hp@bitrange.com>
8698 * config/mmix/mmix.h (MMIX_LAST_STACK_REGISTER_REGNUM): Renamed
8699 from MMIX_LAST_REGISTER_FILE_REGNUM.
8700 (NO_IMPLICIT_EXTERN_C): Remove cryptic obsolete comment.
8701 (struct machine_function): New member highest_saved_stack_register
8702 previously static variable in mmix.c.
8703 (MACHINE_DEPENDENT_REORG): Define.
8704 * config/mmix/mmix.c (highest_saved_stack_register): Deleted.
8705 (MMIX_OUTPUT_REGNO): New.
8706 (mmix_target_asm_function_prologue): Move calculation of last used
8707 saved-stack-register into...
8708 (mmix_machine_dependent_reorg): New function. Update to also handle
8710 (mmix_print_operand): Apply MMIX_OUTPUT_REGNO when emitting
8711 register names, simplify somewhat by new variable regno.
8712 <case 'p'>: Remove fixed FIXME. Always emit highest used saved
8714 (mmix_print_operand_address): Apply MMIX_OUTPUT_REGNO when
8715 emitting register names.
8716 (mmix_asm_output_reg_push, mmix_asm_output_reg_pop): Ditto.
8717 (mmix_dbx_register_number): Apply MMIX_OUTPUT_REGNO here too.
8719 * config/mmix/mmix-protos.h (mmix_machine_dependent_reorg):
8722 * config/mmix/mmix.md ("divmoddi4"): Update head comment.
8724 2002-04-30 Richard Henderson <rth@redhat.com>
8726 * config/sparc/sparc.c (emit_soft_tfmode_libcall,
8727 emit_soft_tfmode_binop, emit_soft_tfmode_unop, emit_soft_tfmode_cvt,
8728 emit_hard_tfmode_operation, emit_tfmode_binop, emit_tfmode_unop,
8729 emit_tfmode_cvt): New.
8730 * config/sparc/sparc.md (extendsftf2, extenddftf2, trunctfsf2,
8731 trunctfdf2, floatsitf2, floatunssitf2, floatditf2, floatunsditf2,
8732 fix_trunctfsi2, fixuns_trunctfsi2, fix_trunctfdi2, fixuns_trunctfdi2,
8733 addtf3, subtf3, multf3, divtf3, sqrttf2): Use them.
8734 * config/sparc/sparc-protos.h: Update.
8736 2002-04-30 Janis Johnson <janis187@us.ibm.com>
8738 * install.texi (Final install): Add to the list of info to include
8739 in a report of a successful bootstrap, and add link to 3.1 list.
8741 Tue Apr 30 19:15:36 CEST 2002 Jan Hubicka <jh@suse.cz>
8743 * i386.md (type): Add new SSE/MMX subtypes, remove usused fop1.
8744 (mode): Add vector modes
8745 (i387): Kill attribute.
8746 (unit): New attribute.
8747 (length_immediate): Grok new types.
8748 (prefix_data16, prefix_rep, prefix_0f): Fix for SSE/MMX.
8749 (modrm): Use "unit".
8750 (memory): Handle MMX/SSE properly.
8751 (scheduling descriptions): Kill uses of fop1.
8752 (sse, mmx, fp patterns): Set type and mode properly.
8754 Tue Apr 30 09:31:59 2002 Jeffrey A Law (law@redhat.com)
8756 * pa.c (override_options): Default to PA8000 scheduling.
8757 * doc/invoke.texi (HP-PA options): Mention newly added 7300
8758 scheduling parameter.
8760 * pa.md (7100lc, 7200, 7300 scheduling): Slightly refine
8761 handling of double precision multiplies.
8763 * pa.md (7100lc, 7200, 7300 scheduling): Refine handling of
8764 fpdiv and fpsqrt instructions.
8765 (7200 & 7300 scheduling): Fix typo in handling of
8766 store-load and store-store penalties.
8768 2002-04-30 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
8770 * doc/contrib.texi (Contributors): Use MIPS instead of Mips and
8771 mips. Add two missing commas.
8773 2002-04-30 Paolo Carlini <pcarlini@unitus.it>
8775 * doc/contrib.texi (Contributors): Update Paolo Carlini's
8776 and Benjamin Kosnik's entries.
8778 2002-04-29 David S. Miller <davem@redhat.com>
8780 * config/sparc/sparc.h (BRANCH_COST, PREFETCH_BLOCK,
8781 SIMULTANEOUS_PREFETCHES): Tune for UltraSPARC-III.
8782 * config/sparc/sparc.md (call + jmp 32-bit peepholes): Likewise.
8783 * config/sparc/sparc.c (sparc_initialize_trampoline): Likewise.
8785 2002-04-29 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
8787 * combine.c (find_split_point): Use gen_int_mode.
8789 2002-04-29 Vladimir Makarov <vmakarov@redhat.com>
8791 Merging code from dfa-branch:
8793 2002-04-24 Vladimir Makarov <vmakarov@redhat.com>
8795 * genautomata.c (output_reserv_sets): Fix typo.
8797 2002-04-23 Vladimir Makarov <vmakarov@redhat.com>
8799 * genautomata.c (output_reserv_sets): Remove
8800 next_cycle_output_flag.
8802 Thu Apr 18 08:57:06 2002 Jeffrey A Law (law@redhat.com)
8804 * sched-rgn.c (init_ready_list): Make the DFA code handle
8805 USE/CLOBBER insns in the same way as the traditional
8807 (new_ready): Similarly..
8809 2002-04-17 Vladimir Makarov <vmakarov@redhat.com>
8811 * haifa-sched.c (schedule_block): Change the DFA state only after
8814 Wed Apr 17 15:38:36 2002 Jeffrey A Law (law@redhat.com)
8816 * pa.c (hppa_use_dfa_pipeline_interface): New function.
8817 (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE): Define.
8818 (override_options): Add PA7300 scheduling support.
8819 (pa_adjust_cost): Update various comments. Properly
8820 handle anti and output dependencies when using the
8822 (pa_issue_rate): Add PA7300 scheduling support.
8823 (pa_can_combine_p): Call extract_insn before calling
8824 constrain_operands (taken from mainline tree).
8825 * pa.h (enum processor_type): Add PROCESSOR_PA7300.
8826 * pa.md (cpu attr): Add 7300. Rewrite pipeline
8827 descriptions using DFA descriptions. Add PA7300
8830 2002-03-30 David S. Miller <davem@redhat.com>
8832 Add UltraSPARC-III DFA scheduling support.
8833 * config/sparc/sparc.md (define_attr type): Add fpcrmove.
8834 Update FP conditional move on register insn patterns to use it, as
8836 (define_attr cpu): Add ultrasparc3.
8837 (define_attr us3load_type): New, update integer load patterns to
8838 set it, as appropriate.
8839 (define_automaton): Add ultrasparc3_0 and ultrasparc3_1.
8840 (rest): Add UltraSPARC3 scheduling description.
8841 * config/sparc/sparc.h (TARGET_CPU_ultrasparc3): New.
8842 (PROCESSOR_ULTRASPARC3): New.
8843 ({ASM,CPP}_CPU64_DEFAULT_SPEC): Handle ultrasparc3.
8844 ({ASM,CPP}_CPU_SPEC): Likewise.
8845 (REGISTER_MOVE_COST): Likewise.
8846 (RTX_COSTS): Likewise.
8847 * config/sparc/sparc.c (sparc_override_options,
8848 sparc_initialize_trampoline, sparc64_initialize_trampoline,
8849 sparc_use_dfa_pipeline_interface, sparc_use_sched_lookahead,
8850 sparc_issue_rate): Likewise.
8851 * config/sparc/sol2.h: Likewise.
8852 * config/sparc/sol2-sld-64.h: Likewise.
8853 * config/sparc/linux64.h: Likewise.
8855 2002-03-22 Vladimir Makarov <vmakarov@redhat.com>
8857 * doc/md.texi: Add comments about usage the latency time for the
8858 different dependencies and about case when two or more conditions
8859 in different define_insn_reservations returns TRUE for an insn.
8861 * doc/md.texi: Add reference for automaton based pipeline
8864 2002-03-04 Vladimir Makarov <vmakarov@redhat.com>
8866 * doc/passes.texi: Add missed information about genattrtab.
8868 2002-03-01 Vladimir Makarov <vmakarov@redhat.com>
8870 * genautomata.c (output_automata_list_transition_code): Check
8871 automata_list on NULL.
8873 2002-02-28 Vladimir Makarov <vmakarov@redhat.com>
8875 * genautomata.c (output_insn_code_cases,
8876 output_automata_list_min_issue_delay_code,
8877 output_automata_list_transition_code,
8878 output_automata_list_state_alts_code): Comment the functions.
8880 2002-02-22 Vladimir Makarov <vmakarov@redhat.com>
8882 * genautomata.c (automata_list_el_t): New typedef.
8883 (get_free_automata_list_el,free_automata_list_el,
8884 free_automata_list, automata_list_hash, automata_list_eq_p,
8885 initiate_automata_lists, automata_list_start, automata_list_add,
8886 automata_list_finish, finish_automata_lists,
8887 output_insn_code_cases, output_automata_list_min_issue_delay_code,
8888 output_automata_list_transition_code,
8889 output_automata_list_state_alts_code, add_automaton_state,
8890 form_important_insn_automata_lists): New functions and prototypes.
8891 (insn_reserv_decl): Add members important_automata_list and
8893 (ainsn): Add members important_p.
8894 (automata_list_el): New structure.
8895 (first_free_automata_list_el, current_automata_list,
8896 automata_list_table): New global variables.
8897 (create_ainsns): Initiate member important_p.
8898 (output_internal_min_issue_delay_func): Generate the switch and
8899 call output_insn_code_cases.
8900 (output_internal_trans_func, output_internal_state_alts_func):
8902 (generate): Call initiate_automata_lists.
8903 (automaton_states): New global variable.
8904 (expand_automata): Call form_important_insn_automata_lists.
8905 (write_automata): Call finish_automata_lists.
8907 2002-02-21 Vladimir Makarov <vmakarov@redhat.com>
8909 * genautomata.c (add_excls, add_presence_absence): Check that
8910 cpu units in the sets belong the same automaton.
8912 * rtl.def (EXCLUSION_SET, PRESENCE_SET, ABSENCE_SET): Add comment
8913 about that cpu units in the sets belong the same automaton.
8915 * doc/md.texi: Ditto.
8917 2001-12-20 Naveen Sharma <naveens@noida.hcltech.com>
8918 Nitin Gupta <niting@noida.hcltech.com>
8920 * config/sh/sh.c (sh_use_dfa_interface): New function.
8922 (sh_issue_rate): New Function.
8923 TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE: define.
8924 TARGET_SCHED_ISSUE_RATE: define.
8926 * config/sh/sh.md: Add DFA based pipeline description for SH4.
8928 (define_attr insn_class): New attribute used for DFA
8930 (define_insn cmpgtsi_t): Set attribute insn_class mt_group.
8931 (cmpgesi_t,cmpgtusi_t,cmpgeusi_t,cmpeqsi_t,
8932 cmpeqdi_t): Likewise.
8934 (add,addc1,addsi3,subc,subc1,*subsi3_internal,
8935 negc,negsi2,ashldi3_k,lshrdi3_k,ashrdi3_k): Set insn_class
8937 (iorsi3,rotlsi3_1,rotlsi3_31,rotlsi3_16): Likewise.
8939 2001-10-03 Vladimir Makarov <vmakarov@toke.toronto.redhat.com>
8941 * haifa-sched.c (queue_to_ready): Remove unnecessary condition for
8944 2001-10-03 Vladimir Makarov <vmakarov@toke.toronto.redhat.com>
8946 * genautomata.c (DFA_INSN_CODES_LENGTH_VARIABLE_NAME): New macro.
8947 (output_dfa_insn_code_func): Expand dfa_insn_codes if it is
8949 (output_dfa_start_func): Initiate new variable insn_codes_length,
8950 (write_automata): Output definition of the new variable.
8952 2001-10-02 David S. Miller <davem@redhat.com>
8954 * haifa-sched.c (advance_one_cycle): New function.
8955 (schedule_block): Use it.
8956 (queue_to_ready): Use it, and also make sure to advance the DFA
8957 state on all stall cycles, not just those where insn_queue links
8960 2001-10-02 Richard Sandiford <rsandifo@redhat.com>
8962 * haifa-sched.c (max_issue): Remove last_p argument. Only return
8963 non-zero if the highest-priority instruction could be scheduled.
8964 (choose_ready): Remove last argument from max_issue call.
8966 2001-09-28 David S. Miller <davem@redhat.com>
8968 * config/sparc/sparc.c (sparc_use_sched_lookahead): Use 4 for
8969 ultrasparc and 3 for other multi-issue sparcs.
8971 2001-09-27 David S. Miller <davem@redhat.com>
8973 * config/sparc/sparc.md (cycle_display): New pattern.
8974 * config/sparc/sparc.c (sparc_cycle_display): New.
8975 (TARGET_SCHED_CYCLE_DISPLAY): Set it.
8977 2001-09-25 David S. Miller <davem@redhat.com>
8979 Convert all of Sparc scheduling to DFA
8980 * config/sparc/sparc.md: Kill all define_function_unit
8981 directives and replace with DFA equivalent.
8982 * config/sparc/sparc.c (ultrasparc_adjust_cost,
8983 mark_ultrasparc_pipeline_state, ultra_cmove_results_ready_p,
8984 ultra_fpmode_conflict_exists, ultra_find_type,
8985 ultra_build_types_avail, ultra_flush_pipeline,
8986 ultra_rescan_pipeline_state, ultrasparc_sched_reorder,
8987 ultrasparc_variable_issue, ultrasparc_sched_init,
8988 sparc_variable_issue, sparc_sched_reorder, ultra_code_from_mask,
8989 ultra_schedule_insn, ultra_code_names, ultra_pipe_hist,
8990 ultra_cur_hist, ultra_cycles_elapsed): Kill.
8991 (sparc_use_dfa_pipeline_interface, sparc_use_sched_lookahead,
8992 ultrasparc_store_bypass_p): New.
8993 * config/sparc/sparc-protos.h (ultrasparc_store_bypass_p):
8996 2001-09-24 David S. Miller <davem@redhat.com>
8998 * haifa-sched.c (ready_remove): Fix thinko, we want to copy around
8999 ready->vec[foo] not ready[foo].
9001 2001-09-07 Vladimir Makarov <vmakarov@redhat.com>
9003 * doc/md.texi: Correct examples for define_insn_reservations
9006 2001-09-07 Vladimir Makarov <vmakarov@redhat.com>
9008 * genautomata.c (create_automata): Print message about creation of
9010 (generate): Remove printing meease about creation of
9013 2001-09-05 David S. Miller <davem@redhat.com>
9015 * config/sparc/linux.h: Set CPLUSPLUS_CPP_SPEC.
9016 * config/sparc/linux64.h: Likewise.
9018 2001-08-31 Vladimir Makarov <vmakarov@redhat.com>
9020 * haifa-sched.c (insn_cost, schedule_insn, queue_to_ready,
9021 schedule_block, sched_init, sched_finish): Add missed calls of
9022 use_dfa_pipeline_interface.
9024 * sched-rgn.c (init_ready_list, new_ready, debug_dependencies):
9027 * sched-vis.c (get_visual_tbl_length): Ditto.
9029 2001-08-27 Richard Henderson <rth@redhat.com>
9031 * genattr.c (main): Emit state_t even when not doing scheduling.
9033 2001-08-27 Richard Henderson <rth@redhat.com>
9035 * genautomata.c (expand_automata): Always create a description.
9037 2001-08-27 Vladimir Makarov <vmakarov@touchme.toronto.redhat.com>
9039 * rtl.def (DEFINE_CPU_UNIT, DEFINE_QUERY_CPU_UNIT, EXCLUSION_SET,
9040 PRESENCE_SET, ABSENCE_SET, DEFINE_BYPASS, DEFINE_AUTOMATON,
9041 AUTOMATA_OPTION, DEFINE_RESERVATION, DEFINE_INSN_RESERVATION): New
9044 * genattr.c (main): New variable num_insn_reservations. Increase
9045 it if there is DEFINE_INSN_RESERVATION. Output automaton based
9046 pipeline hazard recognizer interface.
9048 * genattrtab.h: New file.
9050 * genattrtab.c: Include genattrtab.h.
9051 (attr_printf, check_attr_test, make_internal_attr,
9052 make_numeric_value): Move protypes into genattrtab.h. Define them
9054 (num_dfa_decls): New global variable.
9055 (main): Process DEFINE_CPU_UNIT, DEFINE_QUERY_CPU_UNIT,
9056 DEFINE_BYPASS, EXCLUSION_SET, PRESENCE_SET, ABSENCE_SET,
9057 DEFINE_AUTOMATON, AUTOMATA_OPTION, DEFINE_RESERVATION,
9058 DEFINE_INSN_RESERVATION. Call expand_automata and write_automata.
9060 * genautomata.c: New file.
9062 * rtl.h (LINK_COST_ZERO, LINK_COST_FREE): Remove them.
9064 * sched-int.h: (curr_state): Add the external definition for
9065 automaton pipeline interface.
9066 (haifa_insn_data): Add comments for members blockage and units.
9068 * target-def.h (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE,
9069 TARGET_SCHED_INIT_DFA_PRE_CYCLE_INSN,
9070 TARGET_SCHED_DFA_PRE_CYCLE_INSN,
9071 TARGET_SCHED_INIT_DFA_POST_CYCLE_INSN,
9072 TARGET_SCHED_DFA_POST_CYCLE_INSN,
9073 TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD,
9074 TARGET_SCHED_INIT_DFA_BUBBLES, TARGET_SCHED_DFA_BUBBLE): New
9076 (TARGET_SCHED): Use the new macros.
9078 * target.h (use_dfa_pipeline_interface, init_dfa_pre_cycle_insn,
9079 dfa_pre_cycle_insn, init_dfa_post_cycle_insn, dfa_post_cycle_insn,
9080 first_cycle_multipass_dfa_lookahead, init_dfa_bubbles,
9081 dfa_bubble): New members in gcc_target.sched.
9083 * haifa-sched.c (insert_schedule_bubbles_p): New variable.
9084 (MAX_INSN_QUEUE_INDEX): New macro for automaton interface.
9085 (insn_queue): Redefine it as pointer to array.
9086 (NEXT_Q, NEXT_Q_AFTER): Use MAX_INSN_QUEUE_INDEX instead of
9088 (max_insn_queue_index_macro_value): New variable.
9089 (curr_state, dfa_state_size, ready_try): New varaibles for
9090 automaton interface.
9091 (ready_element, ready_remove, max_issue): New function prototypes
9092 for automaton interface.
9093 (choose_ready): New function prototype.
9094 (insn_unit, blockage_range): Add comments.
9095 (unit_last_insn, unit_tick, unit_n_insns): Define them for case
9096 FUNCTION_UNITS_SIZE == 0.
9097 (insn_issue_delay, actual_hazard_this_instance, schedule_unit,
9098 actual_hazard, potential_hazard): Add comments.
9099 (insn_cost): Use cost -1 as undefined value. Remove
9100 LINK_COST_ZERO and LINK_COST_FREE. Add new code for automaton
9102 (ready_element, ready_remove): New functions for automaton
9104 (schedule_insn): Add new code for automaton pipeline interface.
9105 (queue_to_ready): Add new code for automaton pipeline interface.
9106 Use MAX_INSN_QUEUE_INDEX instead of INSN_QUEUE_SIZE.
9107 (debug_ready_list): Print newline when the queue is empty.
9108 (max_issue): New function for automaton pipeline interface.
9109 (choose_ready): New function.
9110 (schedule_block): Add new code for automaton pipeline interface.
9111 Print ready list before scheduling each insn.
9112 (sched_init): Add new code for automaton pipeline interface.
9113 Initiate insn cost by -1.
9114 (sched_finish): Free the current automaton state and finalize
9115 automaton pipeline interface.
9117 * sched-rgn.c: Include target.h.
9118 (init_ready_list, new_ready, debug_dependencies): Add new code for
9119 automaton pipeline interface.
9121 * sched-vis.c: Include target.h.
9122 (get_visual_tbl_length): Add code for automaton interface.
9123 (target_units, print_block_visualization): Add comments.
9125 * Makefile.in (GETRUNTIME, HASHTAB, HOST_GETRUNTIME, HOST_HASHTAB,
9126 USE_HOST_GETRUNTIME, USE_HOST_HASHTAB, HOST_VARRAY): New variables.
9127 (sched-rgn.o, sched-vis.o): Add new dependency file target.h.
9128 (getruntime.o, genautomata.o): New entries.
9129 (genattrtab.o): Add new dependency file genattrtab.h.
9130 (genattrtab): Add new dependencies. Link it with `libm.a'.
9131 (getruntime.o, hashtab.o): New entries for canadian cross.
9133 * doc/md.texi: Description of automaton based model.
9135 * doc/tm.texi (TARGET_SCHED_ISSUE_RATE, TARGET_SCHED_ADJUST_COST):
9137 (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE,
9138 TARGET_SCHED_DFA_PRE_CYCLE_INSN,
9139 TARGET_SCHED_INIT_DFA_PRE_CYCLE_INSN,
9140 TARGET_SCHED_DFA_POST_CYCLE_INSN,
9141 TARGET_SCHED_INIT_DFA_POST_CYCLE_INSN,
9142 TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD,
9143 TARGET_SCHED_INIT_DFA_BUBBLES, TARGET_SCHED_DFA_BUBBLE): The new
9145 (TRADITIONAL_PIPELINE_INTERFACE, DFA_PIPELINE_INTERFACE,
9146 MAX_DFA_ISSUE_RATE): New macro descriptions.
9148 * doc/contrib.texi: Add dfa based scheduler contribution.
9150 * doc/gcc.texi: Add more information about genattrtab.
9152 Mon Apr 29 17:19:10 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
9154 * reload1.c (eliminate_regs, case SUBREG): Fix typo in
9155 adjust_address_nv call.
9157 2002-04-29 Janis Johnson <janis187@us.ibm.com>
9159 * doc/install.texi (Testing): Provide additional information, and
9160 a stronger encouragement, for running the testsuites.
9162 2002-04-29 DJ Delorie <dj@redhat.com>
9164 * config/mips/mips.c (mips_parse_cpu): Warn if the CPU name is
9165 given in upper case.
9167 2002-04-29 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
9169 * fixinc/inclhack.def (solaris_widec): Include <wchar.h> in
9170 Solaris 2 <widec.h> if missing.
9171 * fixinc/fixincl.x: Regenerate.
9172 * fixinc/tests/base/widec.h: New file.
9174 2002-04-29 Nick Clifton <nickc@cambridge.redhat.com>
9176 * toplev.c (f_options): Add "profile" switch so that
9177 -fno-profile can be used to disable -p.
9179 2002-04-29 Bernd Schmidt <bernds@redhat.com>
9181 * c-common.c (type_for_mode): Add support for V2DFmode, V2DImode,
9183 * tree.c (build_common_tree_nodes_2): Likewise.
9184 * tree.h (enum tree_index): Likewise.
9185 (V2DF_type_node, V2DI_type_node, unsigned_V2DI_type_node): Define.
9187 * config/i386/i386.c (bdesc_comi, bdesc_2arg, bdesc_1arg): Add SSE2
9189 (init_mmx_sse_builtins): Initialize SSE2 builtins.
9190 (ix86_expand_builtin): Add support for SSE2 builtins.
9191 * config/i386/i386.h (VALID_SSE2_REG_MODE): New macro.
9192 (VALID_SSE_REG_MODE): Use it.
9193 (VECTOR_MODE_SUPPORTED_P): Allow SSE2 modes here as well.
9194 (enum ix86_builtins): Add SSE2 builtins.
9195 * config/i386/i386.md (movv2df_internal, movv2df, movv8hi_internal,
9196 movv8hi, movv16qi_internal, movv16qi, pushv2df, pushv8hi, pushv16qi,
9197 addv2df3, vmaddv2df3, subv2df3, vmsubv2df3, mulv2df3, vmmulv2df3,
9198 divv2df3, vmdivv2df3, smaxv2df3, vmsmaxv2df3, sminv2df3, vmsminv2df3,
9199 sse2_anddf3, sse2_nanddf3, sse2_iordf3, sse2_xordf3, sqrtv2df2,
9200 vmsqrtv2df2, maskcmpv2df3, maskncmpv2df3, vmmaskcmpv2df3,
9201 vmmaskncmpv2df3, sse2_comi, sse2_ucomi, sse2_movmskpd, sse2_pmovmskb,
9202 sse2_maskmovdqu, sse2_movntv2df, sse2_movntti, sse2_movntsi, cvtdq2ps,
9203 cvtps2dq, cvttps2dq, cvtdq2pd, cvtpd2dq, cvttpd2dq, cvtpd2pi,
9204 cvttpd2pi, cvtpi2pd, cvtsd2si, cvttsd2si, cvtsi2sd, cvtsd2ss,
9205 cvtss2sd, cvtpd2ps, cvtps2pd, addv16qi3, addv8hi3, addv4si3, addv2di3,
9206 ssaddv16qi3, ssaddv8hi3, usaddv16qi3, usaddv8hi3, subv16qi3, subv8hi3,
9207 subv4si3, subv2di3, sssubv16qi3, sssubv8hi3, ussubv16qi3, ussubv8hi3,
9208 mulv8hi3, smulv8hi3_highpart, umulv8hi3_highpart, sse2_umulsidi3,
9209 sse2_umulv2siv2di3, sse2_pmaddwd, sse2_clrti, sse2_uavgv16qi3,
9210 sse2_uavgv8hi3, sse2_psadbw, sse2_pinsrw, sse2_pextrw, sse2_pshufd,
9211 sse2_pshuflw, sse2_pshufhw, eqv16qi3, eqv8hi3, eqv4si3, gtv16qi3,
9212 gtv8hi3, gtv4si3, umaxv16qi3, smaxv8hi3, uminv16qi3, sminv8hi3,
9213 ashrv8hi3, ashrv4si3, lshrv8hi3, lshrv4si3, sse2_lshrv2di3,
9214 ashlv8hi3, ashlv4si3, sse2_ashlv2di3, sse2_ashlti3, sse2_lshrti3,
9215 sse2_unpckhpd, sse2_unpcklpd, sse2_packsswb, sse2_packssdw,
9216 sse2_packuswb, sse2_punpckhbw, sse2_punpckhwd, sse2_punpckhdq,
9217 sse2_punpcklbw, sse2_punpcklwd, sse2_punpckldq, sse2_movapd,
9218 sse2_movupd, sse2_movdqa, sse2_movdqu, sse2_movdq2q, sse2_movq2dq,
9219 sse2_movhpd, sse2_movlpd, sse2_loadsd, sse2_movsd, sse2_storesd,
9220 sse2_shufpd, sse2_clflush, sse2_mfence, mfence_insn, sse2_lfence,
9221 lfence_insn): New patterns.
9222 (sse2_andti3, sse2_nandti3, sse2_iorti3, sse2_xorti3): Renamed from
9223 sse_andti3_sse2, sse_nandti3_sse2, sse_iorti3_sse2, sse_xorti3_sse2.
9225 Mon Apr 29 17:03:24 CEST 2002 Jan Hubicka <jh@suse.cz>
9227 * i386.md (sse_mov?fcc*): Revert patch of Mar 14th.
9229 2002-04-29 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
9231 * doc/contrib.texi (Contributors): Add Paolo Carlini and
9233 Update Richard Henderson, Jakub Jelinek, and Mark Mitchell.
9234 Refer to Objective-C instead of ObjC, SPARC instead of sparc,
9235 and CPU instead of cpu.
9237 Mon Apr 29 13:36:41 CEST 2002 Jan Hubicka <jh@suse.cz>
9239 * toplev.c (flag_if_conversion, flag_if_conversion2): New static
9241 (lang_independent_options): Add -fif-conversion, -fif-conversion2
9242 (rest_of_compilation): Do if conversion only when asked for.
9243 (parse_options_and_default_flags): Set new variables to 1 for -O1
9244 * invoke.texi (-fif-conversion, -fif-conversion2): Document.
9246 Mon Apr 29 13:02:50 CEST 2002 Jan Hubicka <jh@suse.cz>
9248 * i386.c (dbx64_register_map): Fix typo.
9250 Mon Apr 29 12:18:35 CEST 2002 Jan Hubicka <jh@suse.cz>
9252 * predict.c (real_zero, real_one, real_almost_one, real_br_prob_base,
9253 real_one_half, real_bb_freq_max): New static variables.
9254 (debug_profile_bbauxs): Kill.
9255 (process_note_predictions): Kill unused variable.
9256 (block_info_def, edge_info_def): Use REAL_VALUE_TYPE instead of
9258 (propagate_freq): Use REAL_ARITHMETICS.
9259 (estimate_bb_frequencies): Likevise; init new static variables.
9260 * Makefile.in (predict.o): Add dependency on real.h
9262 2002-04-28 David S. Miller <davem@redhat.com>
9265 * config/sparc/sparc.md (prefetch): Emit properly for 32-bit vs.
9266 64-bit TARGET_V9. Do not use prefetch page, use prefetch for
9267 several {reads,writes} instead.
9268 * config/sparc/sparc.h (PREFETCH_BLOCK, SIMULTANEOUS_PREFETCHES):
9271 2002-04-27 David S. Miller <davem@redhat.com>
9274 * config/sparc/linux64.h (MD_FALLBACK_FRAME_STATE_FOR): Be mindful
9277 * config/sparc/linux.h, config/sparc/linux64.h: Don't bother
9278 including signal.h and sys/ucontext.h, not needed.
9280 2002-04-29 Hans-Peter Nilsson <hp@bitrange.com>
9282 * varasm.c (output_constant_def): Correct test for not calling
9283 ENCODE_SECTION_INFO for INTEGER_CST.
9285 2002-04-29 Neil Booth <neil@daikokuya.demon.co.uk>
9287 * cppexp.c (lex): Move some code to _cpp_parse_expr, but
9288 keep most cases as function eval_token.
9289 (eval_token): New function.
9290 (_cpp_parse_expr): Read token here for improved diagnostics.
9291 Don't use op_as_text. Detect bad ':' here.
9292 (reduce): Don't detect bad ':' here.
9293 (op_as_text): Remove.
9294 * cpphash.h (_cpp_test_assertion): Change prototype.
9295 * cpplib.c (_cpp_test_assertion): Change prototype.
9297 2002-04-28 Richard Henderson <rth@redhat.com>
9300 * ggc-common.c (ggc_mark_rtx_children_1): Rename from...
9301 (ggc_mark_rtx_children): New.
9303 2002-04-28 Jakub Jelinek <jakub@redhat.com>
9306 * config/sparc/sparc.md (call + jump 32-bit peepholes): Disable jump
9307 after call peepholes for UltraSPARC.
9308 (call + jump 64-bit peepholes): Remove.
9310 2002-04-28 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
9313 * config/rs6000/rs6000.md (sCC patterns): Remove clobber and use
9314 result as temporary value.
9316 2002-04-28 Jakub Jelinek <jakub@redhat.com>
9319 * toplev.c (rest_of_compilation): Only run regrename and copy
9320 propagation if optimizing.
9322 2002-04-28 Jakub Jelinek <jakub@redhat.com>
9324 PR optimization/6475
9325 * reload1.c (alter_reg): Only call set_mem_expr if I is home pseudo
9326 register of REGNO_DECL (i).
9327 * Makefile.in (reload1.o): Add $(TREE_H).
9329 2002-04-28 Neil Booth <neil@daikokuya.demon.co.uk>
9331 * cppexp.c (lex): Update to use state.skip_eval.
9332 (struct op): Remove prio and flags members.
9333 (FLAG_BITS, FLAG_MASK, PRIO_SHIFT, EXTRACT_PRIO, EXTRACT_FLAGS,
9334 SHORT_CIRCUIT, RIGHT_ASSOC, ..._PRIO, op_to_prio): Remove.
9335 (LEFT_ASSOC): New macro.
9336 (optab): New table of operator priorities and flags.
9338 (_cpp_parse_expr): Clean up logic. Return bool. Use a
9339 malloc-ed parser stack.
9340 (reduce): New; reduce the operator stack.
9341 (_cpp_expand_op_stack): Expand the operator stack as necessary.
9342 * cpphash.h (struct op): Predeclare.
9343 (struct cpp_reader): New members op_stack, op_limit.
9344 (struct lexer_state): New member skip_eval.
9345 (_cpp_parse_expr): Update.
9346 (_cpp_expand_op_stack): New.
9347 * cpplib.c (do_if): Update.
9348 * cppinit.c (cpp_create_reader): Create op stack.
9349 (cpp_destroy): And destroy it.
9350 * cpplib.h (CPP_LAST_CPP_OP): Correct.
9351 (TTYPE_TABLE): Correct.
9353 2002-04-28 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
9356 * c-decl.c (duplicate_decls): Call merge_weak.
9357 * c-pragma.c (apply_pragma_weak): Warn about misuse.
9358 * output.h (merge_weak): Prototype merge_weak.
9359 * varasm.c (merge_weak): New function.
9360 (declare_weak): Make sure we don't give an error on VAR_DECLs.
9361 Mark RTL with SYMBOL_REF_WEAK.
9363 2002-04-27 Kurt Garloff <garloff@suse.de>
9365 * tree-inline.c (inlinable_function_p): Improve heuristics
9366 by using a smoother function to cut down allowable inlinable size.
9367 * param.def: Add parameters max-inline-insns-single,
9368 max-inline-slope, min-inline-insns that determine the exact
9369 shape of the above function.
9370 * param.h: Likewise.
9372 2002-04-26 Richard Henderson <rth@redhat.com>
9374 * c-parse.in (malloced_yyss, malloced_yyvs): New.
9375 (yyoverflow): Re-add. Set them.
9376 (free_parser_stacks): New.
9377 * c-common.h: Declare it.
9378 * c-lex.c (c_common_parse_file): Call it.
9380 2002-04-26 Richard Henderson <rth@redhat.com>
9382 * cfgrtl.c (tidy_fallthru_edge): Don't use next_real_insn
9383 for fallthru search.
9385 2002-04-26 Eric Christopher <echristo@redhat.com>
9387 PR optimization/3700
9388 * config/mips/mips.c (mips_issue_rate): Define. New function.
9389 (TARGET_SCHED_ISSUE_RATE): Use.
9391 2002-04-25 David S. Miller <davem@redhat.com>
9394 * reorg.c (optimize_skip): Do not allow exception causing
9395 instructions to be considered for delay slots.
9396 (fill_simply_delay_slots, fill_slots_from_thread): Likewise.
9397 (relax_delay_slots): Do not try to consider exception causing
9398 instructions as redundant.
9400 2002-04-26 Richard Henderson <rth@redhat.com>
9403 * c-typeck.c (build_unary_op) [CONVERT_EXPR]: Invoke non_lvalue.
9405 2002-04-26 Mark Mitchell <mark@codesourcery.com>
9408 * config/i386/i386.md (untyped_call): Return the value in a float
9409 register if TARGET_FLOAT_RETURNS_IN_80387, not just if
9412 2002-04-26 Alexandre Oliva <aoliva@redhat.com>
9414 * tree.c (tree_int_cst_lt): Compare constants whose types differ
9415 in unsigned-ness correctly.
9417 2002-04-26 John David Anglin <dave@hiauly1.hia.nrc.ca>
9419 * pa.h (FUNCTION_OK_FOR_SIBCALL): Don't do sibcalls when using the
9420 portable runtime model.
9422 2002-04-26 Richard Henderson <rth@redhat.com>
9424 * c-parse.in (yyoverflow): Revert.
9426 2002-04-26 David Edelsohn <edelsohn@gnu.org>
9427 Richard Henderson <rth@redhat.com>
9429 * config/rs6000/rs6000.md (sCC pattern): Remove clobber and use
9430 result as temporary value.
9432 2002-04-26 Richard Henderson <rth@redhat.com>
9435 * c-common.c (fix_string_type): Split out of ...
9436 (combine_strings): ... here. Take a varray, not a tree list.
9437 (c_expand_builtin_printf): Use fix_string_type.
9438 * c-common.h: Update decls.
9439 * c-parse.in (string): Remove. Update all uses to use STRING
9440 instead, and not call combine_strings.
9443 * c-typeck.c (simple_asm_stmt): Don't call combine_strings.
9444 (build_asm_stmt): Likewise.
9445 * objc/objc-act.c (my_build_string): Use fix_string_type.
9446 (build_objc_string_object): Build varray for combine_strings.
9448 2002-04-26 Bo Thorsen <bo@suse.co.uk>
9450 * config/i386/linux64.h (MD_FALLBACK_FRAME_STATE_FOR): Define for
9453 2002-04-26 Neil Booth <neil@daikokuya.demon.co.uk>
9455 * cppexp.c (CPP_UMINUS, CPP_UPLUS): New.
9456 (HAVE_NO_R_OPERAND): Remove.
9457 (HAVE_VALUE): Remove.
9458 (op_to_prio): Update.
9459 (UNARY): Don't alter flags.
9460 (_cpp_parse_expr): want_value used to indicate whether
9461 a number or unary operator is expected next. Distinguish
9462 unary and binary +/-.
9463 (op_as_text): Update for unary operators.
9465 2002-04-25 Richard Henderson <rth@redhat.com>
9468 * c-parse.in (yyoverflow): New.
9470 2002-04-25 Richard Henderson <rth@redhat.com>
9473 * c-common.c (shorten_compare): Simplfy conditions leading to
9474 the generation of a warning.
9476 2002-04-25 Richard Henderson <rth@redhat.com>
9479 * expmed.c (extract_bit_field): Fall through to generic code rather
9480 than aborting on subreg special case.
9482 2002-04-25 David S. Miller <davem@redhat.com>
9484 * config/sparc/sparc.h (FUNCTION_OK_FOR_SIBCALL): Add back check
9485 for DECL being NULL.
9487 2002-04-25 Steve Christiansen <smc@us.ibm.com>
9489 * doc/md.texi (Machine Constraints): Add IA-64 constraints.
9491 2002-04-25 Eric Botcazou <ebotcazou@multimania.com>
9493 * c-decl.c (grokdeclarator): Remove outdated ??? note
9494 on invalid declaration of flexible array members.
9496 2002-04-25 Richard Henderson <rth@redhat.com>
9498 * doc/invoke.texi: Document -gdwarf{,-2} vs debug level.
9500 2002-04-25 Ulrich Weigand <uweigand@de.ibm.com>
9502 * config/s390/s390.c (s390_emit_epilogue): Always restore registers
9503 needed by the compiler, even if they are used as global regs.
9505 2002-04-25 Matt Hiller <hiller@redhat.com>
9507 * mips.c (mips_class_max_nregs, mips_register_move_cost): New
9509 * mips.h (CLASS_MAX_NREGS, REGISTER_MOVE_COST): Redefine as calls
9510 of the corresponding functions.
9511 * mips-protos.h (mips_class_max_nregs, mips_register_move_cost):
9514 2002-04-25 Matt Hiller <hiller@redhat.com>
9516 * config/mips/mips.h (mips_sw_reg_names): Declare as extern.
9518 (ALL_COP_ADDITIONAL_REGISTER_NAMES): New macro.
9519 (FIRST_PSEUDO_REGISTER): Redefine considering coprocessor
9520 registers, adjust comment accordingly.
9521 (FIXED_REGISTERS, CALL_USED_REGISTERS, CALL_REALLY_USED_REGISTERS,
9522 reg_class, REG_CLASS_NAMES, REG_CLASS_CONTENTS, REGISTER_NAMES,
9523 DEBUG_REGISTER_NAMES, REG_ALLOC_ORDER): Adjust to include entries
9524 for coprocessor registers.
9525 (ADDITIONAL_REGISTER_NAMES): Include
9526 ALL_COP_ADDITIONAL_REGISTER_NAMES.
9528 (COP0_REG_FIRST, COP0_REG_LAST, COP0_REG_NUM,
9529 COP2_REG_FIRST, COP2_REG_LAST, COP2_REG_NUM,
9530 COP3_REG_FIRST, COP3_REG_LAST, COP3_REG_NUM,
9531 COP0_REG_P, COP2_REG_P, COP3_REG_P, ALL_COP_REG_P,
9532 COPNUM_AS_CHAR_FROM_REGNUM, COP_REG_CLASS_P): New macros.
9534 (mips_char_to_class): Adjust comment to include coprocessor
9537 * config/mips/mips.c (coprocessor_operand, coprocessor2_operand):
9539 (mips_reg_names, mips_regno_to_class): Include coprocessor
9541 (mips_sw_reg_names): Ditto, make non-static.
9542 (mips_move_1word): Handle moves to and from coprocessor registers.
9543 (mips_move_2words): Handle moves to and from coprocessor
9545 (mips_class_max_nregs, mips_register_move_cost): Handle
9546 coprocessor register classes.
9547 (override_options): Initialize mips_char_to_class and
9548 mips_hard_regno_mode_ok properly for coprocessor registers.
9550 * config/mips/mips.md (movdi_internal, movdi_internal2,
9551 movsi_internal1, movsi_internal2): Add constraint-sets for
9552 coprocessor registers.
9553 * testsuite/gcc.c-torture/mipscop-1.c: New testcase.
9554 * testsuite/gcc.c-torture/mipscop-1.x: Disable above if target
9556 * testsuite/gcc.c-torture/mipscop-2.c: New testcase.
9557 * testsuite/gcc.c-torture/mipscop-2.x: Disable above if target
9559 * testsuite/gcc.c-torture/mipscop-3.c: New testcase.
9560 * testsuite/gcc.c-torture/mipscop-3.x: Disable above if target
9562 * testsuite/gcc.c-torture/mipscop-4.c: New testcase.
9563 * testsuite/gcc.c-torture/mipscop-4.x: Disable above if target
9566 * doc/tm.texi: Document feature.
9568 2002-04-25 Neil Booth <neil@daikokuya.demon.co.uk>
9570 * integrate.c (function_attribute_inlinable_p): Simplify.
9571 Check the table pointer is not NULL.
9573 2002-04-25 Steven Bosscher <S.Bosscher@student.tudelft.nl>
9575 * doc/c-tree.texi: Fix typo in introduction.
9577 2002-04-25 Neil Booth <neil@daikokuya.demon.co.uk>
9579 * c-common.h (c_common_parse_file): Update.
9580 * c-lang.c (LANG_HOOKS_SET_YYDEBUG): Remove.
9581 * c-lex.c (YYDEBUG): Get from c-lex.h.
9582 (c_common_parse_file): Update.
9583 * c-lex.h (YYDEBUG, yydebug): New.
9584 * c-parse.in (YYDEBUG): Get from c-lex.h.
9585 (c_set_yydebug): Remove.
9586 * c-tree.h (c_set_yydebug): Remove.
9587 * langhooks-def.h (lhd_do_nothing_i): New.
9588 (lhd_set_yydebug, LANG_HOOKS_SET_YYDEBUG): Remove.
9589 (LANG_HOOKS_PARSE_FILE, LANG_HOOKS_INITIALIZER): Update.
9590 * langhooks.c (lhd_do_nothing_i): New.
9591 (lhd_set_yydebug): Remove.
9592 * langhooks.h (struct lang_hooks): Update.
9593 * toplev.c (set_yydebug): New.
9594 (compile_file): Update call to parse_file hook.
9595 (decode_d_option): Update.
9597 * objc-lang.c (LANG_HOOKS_SET_YYDEBUG): Remove.
9599 Wed Apr 24 23:45:37 2002 J"orn Rennecke <joern.rennecke@superh.com>
9601 * loop.c (load_mems): Don't change the interface of called functions.
9603 * calls.c (expand_call): Take current_function_pretend_args_size
9604 into account when setting argblock for sibcalls.
9606 2002-04-24 Matt Hiller <hiller@redhat.com>
9608 * cpplex.c: Remove conditional #undef of MULTIBYTE_CHARS.
9611 * cpplex.c (skip_line_comment): Process comment one multibyte
9612 character at a time rather than one char at a time, if
9614 (parse_string): Process string one multibyte character at a time
9615 rather than one char at a time, if appropriate.
9616 * c-lex.c (lex_string): Lex and copy multibyte strings
9618 * cpplib.h (cppchar_t): Change to unsigned.
9620 2002-04-24 Richard Henderson <rth@redhat.com>
9623 * c-decl.c (grokdeclarator): Don't pedwarn variable sized arrays
9626 Wed Apr 24 21:51:54 2002 J"orn Rennecke <joern.rennecke@superh.com>
9628 * sh.c (sh_va_arg): If argument was passed by reference,
9629 dereference the pointer.
9631 * sh.h (PIC_OFFSET_TABLE_REGNUM): Conditionalize on flag_pic.
9633 * sh.md (divsi3_i4_media): Use match_operand for input values
9634 rather than hard registers.
9635 (divsi3 - TARGET_SHMEDIA_FPU case): Don't ferry values
9636 unnecessarily through hard registers. Keep copies of pseudo
9637 registers outside of the libcall sequence.
9639 * sh.md (casesi_shift_media): Add modes.
9641 * sh.h (RETURN_IN_MEMORY): Return variable size BLKmode
9644 2002-04-24 Neil Booth <neil@daikokuya.demon.co.uk>
9646 * attribs.c (c_common_attribute_table): Move table and handlers
9648 (format_attribute_table, lang_attribute_table,
9649 lang_attribute_common): Remove.
9650 (init_attributes): Replace NULL pointers with pointers to the
9652 (handle_packed_attribute, handle_nocommon_attribute,
9653 handle_common_attribute, handle_noreturn_attribute,
9654 handle_noinline_attribute, handle_always_inline_attribute,
9655 handle_used_attribute, handle_unused_attribute,
9656 handle_const_attribute, handle_transparent_union_attribute,
9657 handle_constructor_attribute, handle_destructor_attribute,
9658 handle_mode_attribute, handle_section_attribute,
9659 handle_aligned_attribute, handle_weak_attribute,
9660 handle_alias_attribute, handle_visibility_attribute,
9661 handle_no_instrument_function_attribute, handle_malloc_attribute,
9662 handle_no_limit_stack_attribute, handle_pure_attribute,
9663 handle_deprecated_attribute, handle_vector_size_attribute,
9664 vector_size_helper): Move to c-common.c.
9665 * c-common.c (c_common_attribute_table,
9666 handle_packed_attribute, handle_nocommon_attribute,
9667 handle_common_attribute, handle_noreturn_attribute,
9668 handle_noinline_attribute, handle_always_inline_attribute,
9669 handle_used_attribute, handle_unused_attribute,
9670 handle_const_attribute, handle_transparent_union_attribute,
9671 handle_constructor_attribute, handle_destructor_attribute,
9672 handle_mode_attribute, handle_section_attribute,
9673 handle_aligned_attribute, handle_weak_attribute,
9674 handle_alias_attribute, handle_visibility_attribute,
9675 handle_no_instrument_function_attribute, handle_malloc_attribute,
9676 handle_no_limit_stack_attribute, handle_pure_attribute,
9677 handle_deprecated_attribute, handle_vector_size_attribute,
9678 vector_size_helper): Move from attribs.c.
9679 * c-common.h (c_common_attribute_table,
9680 c_common_format_attribute_table): New.
9681 * c-lang.c (LANG_HOOKS_COMMON_ATTRIBUTE_TABLE,
9682 LANG_HOOKS_FORMAT_ATTRIBUTE_TABLE): Redefine.
9683 * langhooks-def.h (LANG_HOOKS_FORMAT_ATTRIBUTE_TABLE,
9684 LANG_HOOKS_COMMON_ATTRIBUTE_TABLE, LANG_HOOKS_ATTRIBUTE_TABLE): New.
9685 (LANG_HOOKS_INITIALIZER): Update.
9686 * langhooks.h (struct lang_hooks): 3 new attribute hooks.
9687 * target-def.h (TARGET_ATTRIBUTE_TABLE): Default to NULL.
9688 * target.h: Update comment.
9689 * tree.c (default_target_attribute_table): Remove.
9690 * tree.h (default_target_attribute_table, format_attribute_table,
9691 lang_attribute_table, lang_attribute_common): Remove.
9693 * objc-lang.c (LANG_HOOKS_COMMON_ATTRIBUTE_TABLE,
9694 LANG_HOOKS_FORMAT_ATTRIBUTE_TABLE): Redefine.
9696 2002-04-24 Jason Merrill <jason@redhat.com>
9698 * dwarf2.h (enum dwarf_attribute): Add DW_AT_GNU_vector.
9699 * dwarf2out.c (dwarf_attr_name): Support it.
9700 (gen_array_type_die): Emit it.
9701 (lookup_type_die): No special handling for VECTOR_TYPE.
9702 (gen_type_die): Hand VECTOR_TYPE off to gen_array_type_die.
9704 2002-04-24 Richard Henderson <rth@redhat.com>
9706 * config/mips/mips.md (movdi_usd): Renumber.
9708 2002-04-24 David S. Miller <davem@redhat.com>
9711 * config/sparc/sparc.h (FUNCTION_OK_FOR_SIBCALL): Return false if
9712 32-bit Sparc and current_function_returns_struct is true.
9714 Wed Apr 24 13:48:25 CEST 2002 Jan Hubicka <jh@suse.cz>
9716 * loop.c (canonicalize_condition): Use gen_int_mode.
9718 2002-04-24 Aldy Hernandez <aldyh@redhat.com>
9720 * config/rs6000/altivec.h: Cleanup file. Add non individual
9742 (vec_vcmpequb): New.
9743 (vec_vcmpequh): New.
9744 (vec_vcmpequw): New.
9745 (vec_vcmpeqfp): New.
9746 (vec_vcmpgefp): New.
9747 (vec_vcmpgtub): New.
9748 (vec_vcmpgtsb): New.
9749 (vec_vcmpgtuh): New.
9750 (vec_vcmpgtsh): New.
9751 (vec_vcmpgtuw): New.
9752 (vec_vcmpgtsw): New.
9753 (vec_vcmpgtfp): New.
9754 (vec_vcmpgefp): New.
9759 (vec_vexptefp): New.
9764 (vec_lde): Add vector float variant.
9769 (vec_vmhaddshs): New.
9791 (vec_vmladduhm): New.
9792 (vec_vmhraddshs): New.
9794 (vec_vmsummbm): New.
9795 (vec_vmsumuhm): New.
9796 (vec_vmsumshm): New.
9797 (vec_vmsumuhs): New.
9798 (vec_vmsumshs): New.
9807 (vec_vnmsubfp): New.
9825 (vec_vrsqrtefp): New.
9836 (vec_vspltisb): New.
9837 (vec_vspltish): New.
9838 (vec_vspltisw): New.
9863 (vec_vsum4ubs): New.
9864 (vec_vsum4sbs): New.
9865 (vec_vsum4shs): New.
9866 (vec_vsum2sws): New.
9877 2002-04-23 Eric Botcazou <ebotcazou@multimania.com>
9880 * fold-const.c (split_tree): Add MINUS_LITP parameter; separate
9881 added literals from substracted literals.
9882 (associate_trees): Don't convert MINUS_EXPR into PLUS_EXPR.
9883 (fold) [associate]: Preserve MINUS_EXPR if needed.
9885 2002-04-23 Zack Weinberg <zack@codesourcery.com>
9887 * doc/install.texi: Clarify which versions of alpha*-dec-osf*
9890 2002-04-23 Tom Tromey <tromey@redhat.com>
9892 * gcc.c: Added --resource. For PR java/6314.
9894 2002-04-23 David O'Brien <obrien@FreeBSD.org>
9896 * cp/g++spec.c: Use profiled libstdc++ and libm with -p/-pg.
9897 * config/freebsd.h (MATH_LIBRARY_PROFILE): Use the _p verions of
9900 2002-04-23 David O'Brien <obrien@FreeBSD.org>
9902 * config/freebsd.h(OBJECT_FORMAT_ELF): Define.
9904 Tue Apr 23 14:24:25 CEST 2002 Jan Hubicka <jh@suse.cz>
9906 * i386.c (ix86_output_addr_diff_elt): Avoid x86_64 binutils bug
9908 (ix86_expand_int_movcc): Avoid x86_64 compilation chrash.
9909 (ix86_expand_clrstr): Fix typo.
9910 * loop.c (gen_load_of_final_value): New.
9911 (loop_givs_rescan, strength_reduce, check_dbra_loop):
9914 2002-04-23 Roger Sayle <roger@eyesopen.com>
9916 * builtins.c (builtin_memset_gen_str): New function.
9917 (expand_builtin_memset): Optimize the case of constant length, but
9920 2002-04-23 Aldy Hernandez <aldyh@redhat.com>
9922 * config/rs6000/altivec.h (vec_step): Remove extraneous
9924 (vec_ctu): Cast return.
9926 2002-04-23 Alan Modra <amodra@bigpond.net.au>
9929 * function.h: (struct function): Add profile_label_no field.
9930 (current_function_profile_label_no): Define.
9931 * function.c: (profile_label_no): New static var.
9932 (expand_function_start): Increment it, and copy to
9933 current_function_profile_label_no.
9934 * output.h (profile_label_no): Delete.
9935 * final.c (profile_label_no): Delete.
9936 (profile_function): Use current_function_profile_label_no.
9937 (final_end_function): Don't increment profile_label_no here.
9938 * config/i386/i386.c (ix86_osf_output_function_prologue): Replace
9939 profile_label_no with current_function_profile_label_no.
9940 * config/pa/pa.c (current_function_number): Delete.
9941 (pa_output_function_prologue): Don't output profile label here.
9942 (hppa_profile_hook): Use label_no param rather than
9943 current_function_number.
9944 (FUNC_BEGIN_PROLOG_LABEL): Move to ..
9945 * config/pa/pa.h: .. here.
9946 (FUNCTION_PROFILER): Output profile label here.
9948 2002-04-22 Eric Christopher <echristo@redhat.com>
9950 * config/mips/mips.h (ASM_OUTPUT_ALIGNED_DECL_COMMON): Revert
9951 patch of 2002-04-09 due to binutils issues.
9952 (FUNCTION_ARG_REGNO_P): Ensure even numbered float register.
9954 2002-04-22 Aldy Hernandez <aldyh@redhat.com>
9956 * config/rs6000/rs6000.md ("*movv4si_internal"): Change 'm'
9957 constraint to 'o' for m=r and r=m alternatives.
9958 ("*movv8hi_internal1"): Same.
9959 ("*movv16qi_internal1"): Same.
9960 ("*movv4sf_internal1"): Same.
9962 2002-04-22 Janis Johnson <janis187@us.ibm.com>
9964 * rtl.h (RTX_FLAG): New macro.
9965 * emit-rtl.c (copy_most_rtx): Use macros to access rtx flags.
9966 * final.c (alter_subreg): Use macro to access rtx flag.
9967 * integrate.c (copy_rtx_and_substitute): Use new access macro.
9968 * print-rtl.c (print_rtx): Use new access macro.
9970 * cse.c (insert): Check rtx code before accessing flag.
9972 * genattrtab.c (ATTR_IND_SIMPLIFIED_P, ATTR_CURR_SIMPLIFIED_P,
9973 ATTR_PERMANENT_P, ATTR_EQ_ATTR_P): New.
9974 (attr_hash_add_string, attr_rtx_1, attr_copy_rtx, check_attr_test,
9975 convert_const_symbol_ref, make_canonical, make_alternative_compare,
9976 evaluate_eq_attr, attr_rtx_cost, simplify_test_exp_in_temp,
9977 simplify_test_exp, optimize_attrs, simplify_by_exploding,
9978 find_and_mark_used_attributes, unmark_used_attributes,
9979 add_values_to_cover, simplify_with_current_value,
9980 simplify_with_current_value_aux, clear_struct_flag, walk_attr_value,
9981 copy_rtx_unchanging, main): Use new access macros.
9983 2002-04-22 Tom Rix <trix@redhat.com>
9985 * expmed.c (init_expmed): Generate shifted constant once.
9987 2002-04-22 Zack Weinberg <zack@codesourcery.com>
9989 * c-lex.c (lex_charconst): Call convert to get constant in
9990 proper type; don't just smash the type field.
9993 * config.gcc: Add list of obsolete configurations. Disallow
9994 building these without --enable-obsolete.
9995 * doc/install.texi: Document --enable-obsolete and obsoletion
9996 policy. Mention obsoletion of individual targets in
9999 2002-04-22 Richard Henderson <rth@redhat.com>
10001 * config/sparc/sol2-bi.h (ASM_DEBUG_SPEC): New.
10003 2002-04-22 Mark Mitchell <mark@codesourcery.com>
10006 * function.c (fixup_memory_subreg): Add promoted_mode parameter.
10007 (walk_fixup_memory_subreg): Likewise.
10008 (fixup_var_refs_insn): Adjust accordingly.
10009 (fixup_var_refs_1): Likewise.
10011 2002-04-22 Ulrich Weigand <uweigand@de.ibm.com>
10013 * config/s390/linux.h: (LIBPATH_SPEC, LIBPATH_ARCH31_SPEC,
10014 LIBPATH_ARCH64_SPEC): Define.
10015 (EXTRA_SPECS): Add libpath, libpath_arch31, libpath_arch64.
10016 (STARTFILE_SPEC, ENDFILE_SPEC): Define; use libpath.
10017 (LINK_ARCH31_SPEC): Add libpath_arch31 to search path.
10018 (LINK_ARCH64_SPEC): Add libpath_arch64 to search path.
10020 2002-04-22 Joel Sherrill <joel@OARcorp.com>
10022 * gthr-rtems.h: Correct prototypes to remove warnings.
10024 2002-04-22 Richard Henderson <rth@redhat.com>
10027 * alias.c (canon_true_dependence): Special case (mem:blk (scratch)).
10029 * gcse.c (free_insn_expr_list_list): New.
10030 (clear_modify_mem_tables): Use it. Fix bit set usage.
10031 (canon_list_insert): Use EXPR_LISTs for expressions.
10032 (record_last_mem_set_info): Factor BLOCK_NUM (insn).
10034 2002-04-22 Neil Booth <neil@daikokuya.demon.co.uk>
10036 * cppfiles.c (_cpp_pop_file_buffer): Return void. Move
10037 file change and include code to _cpp_pop_buffer.
10038 * cpphash.h (struct pending_option): Predeclare.
10039 (struct cpp_reader): New member next_include_file.
10040 (_cpp_pop_file_buffer): Update.
10041 (_cpp_push_next_buffer): Update, rename.
10042 * cppinit.c (cpp_destroy): Free include chain and pending here.
10043 (cpp_finish_options): Simplify.
10044 (_cpp_push_next_buffer): Rename and clean up.
10045 * cpplib.c (cpp_pop_buffer): Move code from _cpp_pop_file_buffer.
10047 * cppmacro.c (cpp_scan_nooutput): Set return_at_eof here.
10049 2002-04-22 Aldy Hernandez <aldyh@redhat.com>
10051 * config/rs6000/altivec.h (vec_xor): Add variant for both args
10052 being vector signed int.
10054 (vec_xor): Add variant for both args being vector signed char.
10055 Remove redundant variant.
10058 2002-04-21 David S. Miller <davem@redhat.com>
10060 * config/sparc/sparc.md (set then compare DI mode peephole2): Fix
10061 compare mode in output RTL.
10063 2002-04-22 David Edelsohn <edelsohn@gnu.org>
10065 * config/rs6000/rs6000.c (rs6000_override_options): Correct
10066 style and formatting of previous patch.
10068 2002-04-22 Alan Modra <amodra@bigpond.net.au>
10070 * config/rs6000/rs6000.c (rs6000_override_options): Always clear
10071 flag_pic for ABI_AIX.
10073 2002-04-21 Neil Booth <neil@daikokuya.demon.co.uk>
10075 * cppexp.c (struct op, parse_number): Replace U_CHAR with uchar.
10076 * cppfiles.c (read_include_file): Similarly.
10077 * cpphash.h (DSC, U_CHAR, ustrcmp, ustrncmp, ustrlen,
10078 uxstrdup ustrchr, ufputs): Similarly.
10079 * cppinit.c (TRIGRAPH_MAP, cpp_destroy): Similarly.
10080 * cpplex.c (parse_slow, unescaped_terminator_p, save_comment,
10081 cpp_ideq, parse_identifier, parse_number): Similarly.
10082 * cpplib.c (struct directive, dequote_string, D, run_directive,
10083 cpp_push_buffer): Similarly.
10084 * cppmacro.c (new_string_token, builtin_macro, cpp_quote_string,
10085 _cpp_create_definition, check_trad_stringification,
10086 cpp_macro_definition): Similarly.
10088 2002-04-21 Neil Booth <neil@daikokuya.demon.co.uk>
10090 * cppmacro.c (funlike_invocation_p): Don't step back
10093 2002-04-21 David Edelsohn <edelsohn@gnu.org>
10095 * config/rs6000/rs6000.c (output_profile_hook): Do not increment
10098 2002-04-20 Joseph S. Myers <jsm28@cam.ac.uk>
10100 * doc/invoke.texi: Remove Chill references.
10101 * doc/gcc.texi: Update last modified date.
10103 2002-04-20 Kazu Hirata <kazu@hxi.com>
10105 * config/h8300/lib1funcs.asm (___mulsi3): Remove unnecessary
10106 push and pop. Replace add.l with add.w.
10108 2002-04-20 Toshiyasu Morita <toshiyasu.morita@hsa.hitachi.com>
10110 * config/h8300/lib1funcs.asm (___mulsi3): Use hardware
10111 multiply instructions for H8/300H case.
10113 2002-04-20 Toshiyasu Morita <toshiyasu.morita@hsa.hitachi.com>
10115 * config/h8300/lib1funcs.asm (___cmpsi2, ___ucmpsi2):
10116 Bum three instructions from each routine.
10118 2002-04-20 Neil Booth <neil@daikokuya.demon.co.uk>
10120 * Makefile.in: Update.
10121 * decl.c (push_c_function_context, pop_c_function_context,
10122 mark_c_function_context): Rename for consistency.
10123 * c-objc-common.c (c_objc_common_init): Langhooks set elsewhere.
10124 * c-tree.h (push_c_function_context, pop_c_function_context,
10125 mark_c_function_context): Rename for consistency.
10126 * c-lang.c (LANG_HOOKS_FUNCTION_ENTER_NESTED,
10127 LANG_HOOKS_FUNCTION_LEAVE_NESTED, LANG_HOOKS_FUNCTION_MARK): Redefine.
10128 * function.c (init_lang_status, save_lang_status,
10129 restore_lang_status, mark_lang_status, free_lang_status):
10130 Move to langhooks.h.
10131 (push_function_context_to, pop_function_context_from,
10132 free_after_parsing, prepare_function_start, ggc_mark_struct_function):
10134 * function.h (init_lang_status, save_lang_status,
10135 restore_lang_status, mark_lang_status, free_lang_status):
10136 Move to langhooks.h.
10137 * langhooks-def.h (LANG_HOOKS_FUNCTION_INIT,
10138 LANG_HOOKS_FUNCTION_FREE, LANG_HOOKS_FUNCTION_ENTER_NESTED,
10139 LANG_HOOKS_FUNCTION_LEAVE_NESTED, LANG_HOOKS_FUNCTION_MARK,
10140 LANG_HOOKS_FUNCTION_INITIALIZER): New.
10141 (LANG_HOOKS_INITIALIZER): Update.
10142 (lhd_do_nothing_f): New.
10143 * langhooks.h (struct lang_hooks_for_functions): New.
10144 (struct lang_hooks): New hooks.
10145 * langhooks.c (lhd_do_nothing_f): New.
10147 * objc-lang.c (LANG_HOOKS_FUNCTION_ENTER_NESTED,
10148 LANG_HOOKS_FUNCTION_LEAVE_NESTED, LANG_HOOKS_FUNCTION_MARK): Redefine.
10150 2002-04-19 David S. Miller <davem@redhat.com>
10152 * config/sparc/linux.h (MD_FALLBACK_FRAME_STATE_FOR): Define.
10153 * config/sparc/linux64.h (MD_FALLBACK_FRAME_STATE_FOR): Likewise.
10155 2002-04-19 Jakub Jelinek <jakub@redhat.com>
10157 PR optimization/3756
10158 * config/i386/i386.c (ix86_expand_int_movcc): Optimize
10159 x = ((int) y < 0) ? cst1 : cst2.
10161 2002-04-19 Jakub Jelinek <jakub@redhat.com>
10164 * function.c: Reapply patch for c/6358.
10165 (expand_function_end): Copy decl_rtl's mode, not
10166 current_function_return_rtx mode.
10168 2002-04-19 Joel Sherrill <joel@OARcorp.com>
10170 * config/rtems.h (STARTFILE_SPEC, ENDFILE_SPEC): Fix for non-ELF
10173 2002-04-19 Tom Tromey <tromey@redhat.com>
10175 * doc/install.texi (Specific): Update status of Solaris 2.8.
10176 For PR libgcj/6158.
10178 2002-04-19 Andreas Schwab <schwab@suse.de>
10180 * real.c: Allow sizeof (REAL_VALUE_TYPE) > 2*NE.
10181 (PUT_REAL): Restore old definition.
10183 2002-04-19 Dan Nicolaescu <dann@godzilla.ics.uci.edu>
10184 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
10186 * doc/install.texi (Specific, sparc-sun-solaris2*): Mention that
10187 binutils 2.11.2 and higher generate smaller binaries than Sun's
10190 2002-04-19 Mark Mitchell <mark@codesourcery.com>
10193 * toplev.c (rest_of_compilation): Do not defer functions for which
10194 TREE_SYMBOL_REFERENCED has already been set.
10196 Fri Apr 19 15:53:03 CEST 2002 Jan Hubicka <jh@suse.cz>
10198 * i386.md (movsi_1, movhi_1): Force reload to use more flexible
10201 2002-04-19 Neil Booth <neil@daikokuya.demon.co.uk>
10203 * builtins.c: Include langhooks.h.
10204 (lang_type_promotes_to): Remove.
10205 (expand_builtin_va_arg): Use new hook.
10206 * c-common.c (c_common_nodes_and_builtins): Don't set hook.
10207 (simple_type_promotes_to): Move to c-typeck.c.
10208 * c-common.h (simple_type_promotes_to): Remove.
10209 * c-decl.c (duplicate_decls, grokdeclarator): Update.
10210 * c-format.c: Include langhooks.h.
10211 (check_format_types): Update.
10212 * c-tree.h (c_type_promotes_to): New.
10213 * c-typeck.c (c_type_promotes_to): Move from c-common.c.
10214 (type_lists_compatible_p): Update.
10215 * langhooks-def.h (lhd_type_promotes_to): New.
10216 (LANG_HOOKS_TYPE_PROMOTES_TO): New.
10217 (LANG_HOOKS_FOR_TYPES_INITIALIZER): Update.
10218 * langhooks.c (lhd_type_promotes_to): New.
10219 * langhooks.h (struct lang_hooks_for_types): New hook.
10220 * tree.h (lang_type_promotes_to): Remove.
10222 * objc-lang.c (LANG_HOOKS_TYPE_PROMOTES_TO): Redefine.
10224 2002-04-18 Richard Henderson <rth@redhat.com>
10226 * function.c: Revert patch for c/6358.
10228 2002-04-18 Richard Henderson <rth@redhat.com>
10230 * ifcvt.c (find_cond_trap): Handle cases with no proper THEN or JOIN
10231 blocks. Handle multiple references to the TRAP block. Handle
10232 non-adjacent THEN and OTHER blocks.
10234 2002-04-18 Richard Henderson <rth@redhat.com>
10236 * config/ia64/ia64.c (ia64_function_arg_pass_by_reference): Don't
10237 crash with no type for by-mode libcalls.
10239 * config/ia64/ia64.md (conditional_trap): Fix predicate polarity.
10241 2002-04-18 Bob Wilson <bob.wilson@acm.org>
10243 * config/xtensa/lib2funcs.S (__xtensa_libgcc_window_spill,
10244 __xtensa_nonlocal_goto): Use a syscall instructions to flush
10245 the register windows.
10247 2002-04-18 Zack Weinberg <zack@codesourcery.com>
10249 * real.h: Define REAL_VALUE_TYPE_SIZE as 96 or 160, as
10250 appropriate. Document need for extended precision even when
10251 MAX_LONG_DOUBLE_TYPE_SIZE is smaller. Define REAL_WIDTH here,
10252 based on REAL_VALUE_TYPE_SIZE. Use REAL_WIDTH to size
10253 REAL_VALUE_TYPE. Define CONST_DOUBLE_FORMAT here. Use #error
10254 instead of relying on later syntax error when REAL_WIDTH > 5.
10255 * real.c: Define NE based only on whether or not we have a
10256 full 128-bit extended type (not INTEL_EXTENDED_IEEE_FORMAT).
10257 Require sizeof(REAL_VALUE_TYPE) == 2*NE. Unconditionally
10258 define GET_REAL and PUT_REAL as simple memcpy operations; no
10259 need to byteswap or round.
10260 Use #error instead of #ifdef-ing out the entire file, for
10261 prompt error detection.
10263 * rtl.c, gengenrtl.c: No need to calculate CONST_DOUBLE_FORMAT here.
10265 2002-04-18 David S. Miller <davem@redhat.com>
10267 * config/sparc/sparc.h (BRANCH_COST): Define.
10269 * fold-const.c (BRANCH_COST): Don't provide default here, expr.h
10272 2002-04-18 Hans-Peter Nilsson <hp@bitrange.com>
10274 * flow.c (update_life_info): Ignore return value of cleanup_cfg.
10275 Mask out PROP_SCAN_DEAD_CODE | PROP_KILL_DEAD_CODE in
10276 propagate_block calls after relaxation loop using new variable
10277 stabilized_prop_flags.
10279 2002-04-18 Richard Henderson <rth@redhat.com>
10281 * config/ia64/ia64.c (ia64_function_arg_pass_by_reference): New.
10282 (ia64_va_arg): Expect variable sized types by reference.
10283 * config/ia64/ia64-protos.h: Update.
10284 * config/ia64/ia64.h (FUNCTION_ARG_PASS_BY_REFERENCE): Use
10285 ia64_function_arg_pass_by_reference.
10287 2002-04-18 Richard Henderson <rth@redhat.com>
10289 * ifcvt.c: Include except.h.
10290 (block_has_only_trap): Break out from find_cond_trap.
10291 (find_cond_trap): Use it. Always delete the trap block.
10292 (merge_if_block): Allow then block null. Be less simplistic about
10293 what insns can end a block.
10294 * Makefile.in (ifcvt.o): Depend on except.h.
10296 * config/ia64/ia64.md (trap, conditional_trap): New.
10298 2002-04-18 Jakub Jelinek <jakub@redhat.com>
10301 * function.c (assign_parms): Assign hard current_function_return_rtx
10303 (expand_function_end): ...not here.
10305 2002-04-18 Neil Booth <neil@daikokuya.demon.co.uk>
10307 * c-lang.c (LANG_HOOKS_INCOMPLETE_TYPE_ERROR): Redefine.
10308 * c-tree.h (c_incomplete_type_error): New.
10309 * c-typeck.c (require_complete_type, build_component_ref): Update.
10310 (incomplete_type_error): Rename.
10311 * langhooks-def.h (lhd_incomplete_type_error): New.
10312 (LANG_HOOKS_INCOMPLETE_TYPE_ERROR): New.
10313 (LANG_HOOKS_FOR_TYPES_INITIALIZER): Update.
10314 * langhooks.c (lhd_incomplete_type_error): New.
10315 * langhooks.h (struct lang_hooks_for_types): New hook.
10316 * tree.c (size_in_bytes): Use new hook.
10317 * tree.h (incomplete_type_error): Remove.
10319 * objc-lang.c (LANG_HOOKS_INCOMPLETE_TYPE_ERROR): Redefine.
10321 2002-04-18 Zack Weinberg <zack@codesourcery.com>
10323 * config/arc/arc.md: Remove #if HOST_FLOAT_FORMAT !=
10324 TARGET_FLOAT_FORMAT blocks.
10326 2002-04-18 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
10328 * doc/install.texi (Downloading the source): Do not mention Chill
10329 any longer, but mention Ada.
10330 (Configuration): Do not mention Chill any longer.
10332 2002-04-18 Hans-Peter Nilsson <hp@axis.com>
10334 * config/cris/cris.h (TARGET_VERSION): Remove local version number.
10336 Thu Apr 18 17:14:08 CEST 2002 Jan Hubicka <jh@suse.cz>
10338 * i386.h (SSE_FLOAT_MODE_P): Fix bogus conflict resolution
10341 2002-04-18 Jakub Jelinek <jakub@redhat.com>
10343 * fold-const.c (fold): Use (*lang_hooks.types.unsigned_type)
10344 instead of unsigned_type.
10346 Thu Apr 18 15:49:12 CEST 2002 Jan Hubicka <jh@suse.cz>
10348 * i386.h (SSE_FLOAT_MODE_P): Kill bogus TARGET_SSE_MATH check.
10349 * i386.md (sse_mov?fcc*): Swap operands for cases they will be swapped
10352 2002-04-18 Bernd Schmidt <bernds@redhat.com>
10354 * attribs.c (vector_type_node_list): New static variable.
10355 (handle_vector_size_attribute): Use it to avoid generating a
10356 new type node each time we are called.
10358 * combine.c (subst): Avoid trying to make a vector mode subreg of
10359 an integer constant.
10360 (gen_lowpart_for_combine): Likewise.
10362 2002-04-18 Roger Sayle <roger@eyesopen.com>
10363 Jakub Jelinek <jakub@redhat.com>
10365 * fold-const.c (fold) [NOP_EXPR]: Convert (T)(x&c) into ((T)x&(T)c)
10366 for integer constant c (if x has unsigned type or sign bit is not
10367 set in c). This folds the zero/sign extension into the bit-wise and
10370 2002-04-18 Jakub Jelinek <jakub@redhat.com>
10373 * config/i386/i386.md (movsf_1): Use pxor only if TARGET_SSE2,
10376 2002-04-17 NIIBE Yutaka <gniibe@m17n.org>
10378 * config/sh/elf.h: Undefine ASM_OUTPUT_CASE_LABEL.
10380 2002-04-17 Nick Clifton <nickc@cambridge.redhat.com>
10382 * gcc.c (read_specs): Detect and fail if an attempt is made to
10383 rename a spec string to an already existing string.
10385 2002-04-17 Ulrich Weigand <uweigand@de.ibm.com>
10387 * config/s390/s390.c (legitimize_pic_address): Do not generate
10388 illegal address constant without CONST.
10390 2002-04-17 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10392 * sparc/linux64.h (CC1_SPEC): Error for -m32 and -m64.
10393 * sparc/netbsd-elf.h (CC1_SPEC32, CC1_SPEC64): Likewise.
10395 2002-04-17 Ulrich Weigand <uweigand@de.ibm.com>
10397 PR optimization/6305
10398 * config/s390/s390.c (s390_expand_plus_operand): Use find_replacement
10399 to make sure previous reloads are taken into account. Generate
10400 better code if one operand is an in-range immediate constant.
10402 2002-04-16 Andrew Haley <aph@cambridge.redhat.com>
10404 * doc/install.texi (Building): libgcj requires GNU make.
10406 2002-04-17 Jakub Jelinek <jakub@redhat.com>
10409 * config/sparc/sparc.md (movtf reg<-reg split): Allow spliting
10410 even if hard quad and register is not floating.
10411 (movtf reg<-mem split): Disallow splitting if hard quad and
10412 register is floating.
10413 (movtf mem<-reg split): Likewise.
10414 * config/sparc/sparc.c (fp_register_operand): New predicate.
10415 * config/sparc/sparc.h (PREDICATE_CODES): Add fp_register_operand.
10417 2002-04-17 Zack Weinberg <zack@codesourcery.com>
10419 * Makefile.in (PROTO_OBJS): Add cppdefault.o.
10420 (protoize.o): Take $(PREPROCESSOR_DEFINES) off command line.
10421 (unprotoize.o): Ditto. Build from protoize.c. Define
10422 UNPROTOIZE on command line.
10423 * protoize.c: Include cppdefault.h. Delete include_defaults.
10424 (in_system_include_dir): Use cpp_include_defaults (defined in
10426 * unprotoize.c: Delete file.
10428 2002-04-17 Aldy Hernandez <aldyh@redhat.com>
10430 * config/rs6000/altivec.h (vec_ld): Add array variants.
10434 2002-04-17 Alan Matsuoka <alanm@redhat.com>
10435 Aldy Hernandez <aldyh@redhat.com>
10437 * config/rs6000/altivec.h: Define __ALTIVEC__.
10442 (vec_vmaddfp): New.
10444 Add parentheses to all macro arguments.
10446 2002-04-16 Richard Henderson <rth@redhat.com>
10449 * except.c (remove_eh_handler): Insert inner regions at beginning
10450 of sibling chain. Refactor expressions.
10452 2002-04-16 Richard Henderson <rth@redhat.com>
10454 * config/sparc/sol2-bi.h (AS_SPARC64_FLAG): New.
10455 * config/sparc/sol2-gas-bi.h: New file.
10456 * config.gcc (sparc*-solaris): Add it as needed.
10457 * configure.in (AS_SPARC64_FLAG): Remove check.
10458 * config.in, configure: Regenerate.
10460 * config/sparc/sol2-bi.h (CC1_SPEC): Error for -m32 and -m64.
10462 2002-04-16 Richard Henderson <rth@redhat.com>
10464 * config/mips/mips.c (override_options): Don't override N32 for
10468 * config/mips/mips.md (can_delay): Split out of existing define_delays.
10469 (HILO_delay): Set can_delay false.
10471 2002-04-16 Dale Johannesen <dalej@apple.com>
10473 * config/rs6000/rs6000.c (rs6000_output_function_prologue): Compute
10474 instruction addresses.
10475 (rs6000_output_function_epilogue): Likewise.
10477 2002-04-16 Paolo Carlini <pcarlini@unitus.it>
10479 * c-parse.in (poplevel, compstmt_start,
10480 compstmt_primary_start): Add ending ';', in accordance
10483 2002-04-16 Richard Henderson <rth@redhat.com>
10485 * config.gcc (sparcv9-solaris): Configure for 64-bit default.
10486 Adjust tm_file order to get TARGET_DEFAULT set properly.
10487 (sparc-solaris): Configure 2.[78] for 64-bit multilibs.
10488 * doc/install.texi (sparc-solaris): Update.
10490 2002-04-16 Dale Johannesen <dalej@apple.com>
10492 * config/rs6000/rs6000.c (rs6000_emit_cmove): Fail if modes of
10493 comparison operands do not match each other or if modes of
10494 conditions do not match result.
10496 2002-04-16 Hartmut Penner <hpenner@de.ibm.com>
10499 * config/s390/s390.md (mulsidi3): Set both subregs of the
10500 multiword register.
10502 2002-04-16 Aldy Hernandez <aldyh@redhat.com>
10504 * config/rs6000/altivec.h (vec_addc): Type check.
10506 2002-04-16 Jakub Jelinek <jakub@redhat.com>
10509 * expr.c (store_expr): Don't copy if DECL_RTL (exp) == target.
10511 * expr.c (safe_from_p): Cleanup: use DECL_RTL_IF_SET.
10513 2002-04-15 Richard Henderson <rth@redhat.com>
10515 * config/mips/abi64.h (SUBTARGET_CONDITIONAL_REGISTER_USAGE): Set
10516 call_really_used_regs too.
10518 2002-04-15 Richard Henderson <rth@redhat.com>
10520 * config/alpha/gnu.h (CPP_PREDEFINES): Underscores for gnu_hurd.
10522 2002-04-15 David S. Miller <davem@redhat.com>
10524 * rtlanal.c (note_stores): Don't present PARALLEL SET_DESTs
10525 as being CLOBBERed.
10527 2002-04-16 Jakub Jelinek <jakub@redhat.com>
10530 * config/rs6000/rs6000.c (easy_vector_constant): Return 1 if the
10531 CONST_VECTOR is { 0, ... 0 }.
10533 2002-04-15 Loren J. Rittle <ljrittle@acm.org>
10535 * doc/install.texi (Installing GCC: Configuration): Clarify
10536 the only supported ways to configure gcc.
10538 2002-04-15 Roland McGrath <roland@frob.com>
10540 * config.gcc (alpha*-*-gnu*): New target configuration.
10541 * config/alpha/gnu.h: New file for it.
10542 * config/gnu.h (TARGET_MEM_FUNCTIONS): #undef before #define.
10544 2002-04-16 Mark Mitchell <mark@codesourcery.com>
10546 * c-common.h (STMT_EXPR_NO_SCOPE): New macro.
10547 * c-common.c (c_expand_expr): Respect STMT_EXPR_NO_SCOPE.
10548 * tree.h (expand_start_stmt_expr): Update prototype.
10549 * stmt.c (expand_start_stmt_expr): Add has_scope parameter.
10550 * tree-inline.c (expand_call_inline): Set STMT_EXPR_NO_SCOPE
10551 on the STMT_EXPR created for the inline function.
10553 2002-04-15 Richard Henderson <rth@redhat.com>
10555 * config/alpha/linux.h, config/arm/linux-elf.h, config/i370/linux.h,
10556 config/i386/linux-aout.h, config/i386/linux-oldld.h,
10557 config/i386/linux.h, config/i386/linux64.h, config/ia64/linux.h,
10558 config/m68k/linux-aout.h, config/m68k/linux.h, config/mips/linux.h,
10559 config/pa/pa-linux.h, config/pj/linux.h, config/s390/linux.h,
10560 config/sh/linux.h, config/sparc/linux-aout.h, config/sparc/linux.h,
10561 config/sparc/linux64.h, config/xtensa/linux.h (CPP_PREDEFINES):
10562 Define __gnu_linux__, not gnu_linux.
10563 * config/rs6000/sysv4.h (CPP_OS_GNU_SPEC): Likewise for gnu_hurd.
10565 2002-04-15 Mark Mitchell <mark@codesourcery.com>
10567 Remove Chill front end.
10568 * gcc.c (default_compilers): Remove Chill entries.
10569 * ch: Remove directory.
10570 * doc/frontends.texi: Remove information about Chill.
10571 * doc/sourcebuild.texi: Likewise.
10572 * doc/standards.texi: Likewise.
10574 2002-04-15 Douglas B Rupp <rupp@gnat.com>
10576 * config/alpha/vms.h (INCLUDE_DEFAULTS): Add /gnu/lib/gcc-lib/include.
10577 (LONGLONG_STANDALONE): Define.
10579 2002-04-15 David S. Miller <davem@redhat.com>
10581 * config/sparc/sparc.c (sparc_emit_float_lib_cmp):
10582 Call emit_library_call with LCT_NORMAL.
10583 (sparc_initialize_trampoline): Use LCT_foo instead of
10584 magic constant in emit_library_call invocations.
10585 (sparc64_initialize_trampoline): Likewise.
10586 (sparc_profile_hook): Likewise.
10587 * config/sparc/sparc.md: Likewise.
10589 * config/sparc/sparc.c (sparc_extra_constraint_check):
10590 Fix type of argument 'c'.
10591 * config/sparc/sparc-protos.h (sparc_extra_constraint_check):
10594 2002-04-15 Gabriel Dos Reis <gdr@merlin.codesourcery.com>
10596 * diagnostic.h (output_buffer_state): Redefine.
10597 (output_format_decoder): New macro.
10598 (output_prefixing_rule): Likewise.
10599 (output_line_cutoff): Likewise.
10600 (diagnostic_format_decoder): Adjust.
10601 (diagnostic_prefixing_rule): Likewise.
10602 (diagnostic_line_cutoff): Likewise.
10603 (diagnostic_state): Likewise.
10604 (diagnostic_kind_count): Likewise.
10605 (diagnostic_buffer): Now a macro.
10607 * diagnostic.c (diagnostic_buffer): Remove definition.
10608 (output_is_line_wrapping): Adjust.
10609 (set_real_maximum_length): Likewise.
10610 (output_set_maximum_length): Likewise.
10611 (init_output_buffer): Likewise.
10612 (lhd_print_error_function): Likewise.
10613 (output_do_verbatim): Likewise.
10615 2002-04-14 Neil Booth <neil@daikokuya.demon.co.uk>
10617 * cpperror.c (print_location): Don't print include chain
10619 (cpp_begin_message): Update to use DL_ macros.
10620 (cpp_ice, cpp_fatal, cpp_error_from_errno, cpp_warning,
10621 cpp_warning_with_line, cpp_pedwarn, cpp_pedwarn_with_line,
10622 cpp_notice, cpp_notice_from_errno): Remove.
10623 (cpp_error, cpp_error_with_line): Update to take a diagnostic
10626 * cppexp.c (CPP_ICE): Remove.
10627 (SYNTAX_ERROR, SYNTAX_ERROR2, parse_number, parse_defined,
10628 lex, integer_overflow, _cpp_parse_expr): Update.
10629 * cppfiles.c (read_include_file, find_include_file,
10630 handle_missing_header, _cpp_read_file, remap_filename): Update.
10631 * cpphash.h (enum error_type): Remove.
10632 (_cpp_begin_message): Update.
10633 * cppinit.c (append_include_chain, remove_dup_dirs, output_deps,
10634 cpp_handle_option, cpp_post_options): Update.
10635 * cpplex.c (trigraph_p, skip_escaped_newlines, skip_block_comment,
10636 skip_whitespace, parse_identifier, parse_slow, parse_string,
10637 _cpp_lex_direct, cpp_spell_token, maybe_read_ucs, cpp_parse_escape,
10638 cpp_interpret_charconst): Update.
10639 * cpplib.c (check_eol, directive_diagnostics, _cpp_handle_directive,
10640 lex_macro_node, do_undef, glue_header_name, parse_include,
10641 do_include_common, read_flag, do_line, do_linemarker, do_ident,
10642 cpp_register_pragma, do_pragma_once, do_pragma_system_header,
10643 do_pragma_poison, do_pragma_dependency, _cpp_do__Pragma, do_else,
10644 do_elif, do_endif, parse_answer, parse_assertion, do_assert,
10645 _cpp_pop_buffer, do_diagnostic): Update.
10646 * cpplib.h (DL_WARNING, DL_WARNING_SYSHDR, DL_PEDWARN, DL_ERROR,
10647 DL_FATAL, DL_ICE, DL_EXTRACT, DL_WARNING_P): New.
10648 (cpp_ice, cpp_fatal, cpp_error_from_errno, cpp_warning,
10649 cpp_warning_with_line, cpp_pedwarn, cpp_pedwarn_with_line,
10650 cpp_notice, cpp_notice_from_errno): Remove.
10651 (cpp_error, cpp_error_with_line): Update to take a diagnostic
10654 * cppmacro.c (builtin_macro, stringify_arg, paste_all_tokens,
10655 collect_args, enter_macro_context, save_parameter, parse_params,
10656 _cpp_create_definition, check_trad_stringification,
10657 cpp_macro_definition): Update.
10658 * cppmain.c (cpp_preprocess_file): Update.
10659 * fix-header.c (read_scan_file): Update.
10661 2002-04-14 Andreas Schwab <schwab@suse.de>
10663 * config/ia64/linux.h (CPP_PREDEFINES): Fix missing backslash.
10665 2002-04-14 Jeroen Dobbelaere <jeroen.dobbelaere@acunia.com>
10667 * config/arm/linux-elf.h (CPLUSPLUS_CPP_SPEC): Define.
10669 2002-04-13 Mark Mitchell <mark@codesourcery.com>
10671 * config/i386/gnu.h (CPP_PREDEFINES): Define __gnu_hurd__,
10674 2002-04-13 Hans-Peter Nilsson <hp@axis.com>
10676 * config/cris/linux.h (CRIS_CPP_SUBTARGET_SPEC): Fix typo.
10678 2002-04-13 Joel Sherrill <joel@OARcorp.com>
10680 * config/sparc/t-elf: Enable v8 multilibs. Impacts
10681 sparc-elf and sparc-rtems targets.
10683 2002-04-13 Mark Mitchell <mark@codesourcery.com>
10685 * alpha/linux.h: Define __gnu_linux__ wherever __linux__ is
10686 defined, and __gnu_hurd__ wherever __GNU__ is defined.
10687 * arm/linux-elf.h: Likewise.
10688 * cris/aout.h: Likewise.
10689 * cris/linux.h: Likewise.
10690 * i370/linux.h: Likewise.
10691 * i386/gnu.h: Likewise.
10692 * i386/linux-aout.h: Likewise.
10693 * i386/linux-oldld.h: Likewise.
10694 * i386/linux.h: Likewise.
10695 * i386/linux64.h: Likewise.
10696 * ia64/linux.h: Likewise.
10697 * m68k/linux-aout.h: Likewise.
10698 * m68k/linux.h: Likewise.
10699 * mips/linux.h: Likewise.
10700 * pa/pa-linux.h: Likewise.
10701 * pj/linux.h: Likewise.
10702 * rs6000/sysv4.h: Likewise.
10703 * s390/linux.h: Likewise.
10704 * sh/linux.h: Likewise.
10705 * sparc/linux-aout.h: Likewise.
10706 * sparc/linux.h: Likewise.
10707 * sparc/linux64.h: Likewise.
10708 * xtensa/linux.h: Likewise.
10710 2002-04-13 Richard Sandiford <rsandifo@redhat.com>
10712 * stmt.c (check_unique_operand_names): Expect operand names to
10713 be strings rather than identifiers. Use simple_cst_equal to
10715 (resolve_operand_name_1): Make same identifier to string change here.
10716 * c-parse.in (asm_operand): Convert a named operand into a string.
10717 * cp/parse.y (asm_operand): Likewise.
10719 2002-04-13 Andreas Schwab <schwab@suse.de>
10721 * config/ia64/ia64.h (CPP_SPEC): Include %(cpp_cpu).
10723 2002-04-12 Mark Mitchell <mark@codesourcery.com>
10725 Revert these changes:
10727 2002-04-06 Mark Mitchell <mark@codesourcery.com>
10730 * stor-layout.c (layout_decl): Reset the RTL for the decl.
10732 2002-04-12 Richard Henderson <rth@redhat.com>
10734 * config.gcc (sparcv9-*-solaris2): Default to 32-bit code.
10735 (sparc*-*-solaris): Clean up header files.
10736 * configure.in (AS_SPARC64_FLAG): Error out if can't find it
10737 and plan on generating 64-bit code.
10738 * toplev.c (decode_g_option): Remove LINKER_DOES_NOT_WORK_WITH_DWARF2.
10739 * config/sparc/sol2-64.h: Delete and reuse for default 64-bit code.
10740 * config/sparc/sol2-sld-64.h: Rename ...
10741 * config/sparc/sol2-bi.h: ... here. Remove the bits that checked
10742 for AS_SPARC64_FLAG not defined.
10743 * config/sparc/sol2-gld-bi.h: New.
10744 * config/sparc/sol2-sld.h: Remove.
10745 * config/sparc/sol26-sld.h: New.
10746 * config/sparc/sol2.h: Tidy comments.
10747 * doc/install.texi: Document sparc-solaris configury changes.
10749 2002-04-12 Richard Henderson <rth@redhat.com>
10751 * recog.c (offsettable_address_p): Match the logic in adjust_address.
10753 * config/sparc/sparc.h (LEGITIMIZE_RELOAD_ADDRESS): Handle TFmode
10754 in 64-bit mode only. Use only for 32-bit or MEDLOW.
10756 2002-04-12 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
10758 * config/alpha/osf.h (LINK_SPEC): Pass -S to silence ld warnings.
10760 Fri Apr 12 15:42:59 2002 Jeffrey A Law (law@redhat.com)
10762 * pa.c (pa_can_combine_p): Call extract_insn before calling
10763 constrain_operands.
10765 2002-04-12 Douglas B Rupp <rupp@gnat.com>
10767 * config/i386/i386-interix.h (EH_FRAME_IN_DATA_SECTION): Define.
10768 (TARGET_ASM_NAMED_SECTION, RETURN_IN_MEMORY) Define.
10769 (DEFAULT_PCC_STRUCT_RETURN): Define as 0.
10770 (CPP_PREDEFINES): Handle __declspec.
10771 * config/i386/t-interix (USER_H): Remove.
10773 2002-04-12 DJ Delorie <dj@redhat.com>
10775 * integrate.c (compare_blocks): Make comparisons safe for when
10776 sizeof(int) < sizeof(char *).
10777 (find_block): Likewise.
10779 2002-04-12 Jan Hubicka <jh@suse.cz>
10780 David Edelsohn <edelsohn@gnu.org>
10782 * config/rs6000/rs6000.c (call_operand): Allow LINK and COUNT
10784 (symbol_ref_operand): New.
10785 * config/rs6000/rs6000.h (PREDICATE_CODES): Add symbol_ref_operand.
10786 * config/rs6000/rs6000.md (call_nonlocal_aix): Use symbol_ref_operand.
10788 2002-04-12 Andreas Schwab <schwab@suse.de>
10790 * config/ia64/ia64.h (ASM_SPEC): Moved from here ...
10791 * config/ia64/sysv4.h (ASM_SPEC): ... to here, so that it
10792 overrides the definition in config/svr4.h.
10794 2002-04-12 Eric Norum <eric.norum@usask.ca>
10796 * config/rtems.h, config/a29k/rtems.h, config/arm/rtems-elf.h,
10797 config/c4x/rtems.h, config/h8300/rtems.h, config/i386/rtems.h,
10798 config/i386/rtemself.h, config/i960/rtems.h, config/m68k/rtems.h,
10799 config/m68k/rtemself.h, config/mips/rtems.h, config/mips/rtems64.h,
10800 config/pa/rtems.h, config/rs6000/rtems.h, config/sh/rtems.h,
10801 config/sh/rtemself.h, config/sparc/rtems.h, config/sparc/rtemself.h,
10802 config/v850/rtems.h (*-rtems*): Cleanup pass to move common
10803 definitions to config/rtems.h and make the targets more similar.
10805 Fri Apr 12 08:06:54 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
10807 * expr.c (expand_assigment): Remove duplicate conversions #ifdef
10808 POINTERS_EXTEND_UNSIGNED.
10809 (store_constructor, expand_expr, case COMPONENT_REF): Likewise.
10810 (store_expr): Use TYPE_MODE (sizetype), not ptr_mode.
10812 * emit-rtl.c (widen_memory_access): Don't do anything if MEMOFFSET
10815 Fri Apr 12 12:11:26 2002 J"orn Rennecke <joern.rennecke@superh.com>
10817 * sh.c (calc_live_regs, sh_pr_n_sets): Use of PR_MEDIA_REG / PR_REG
10818 depends on TARGET_SHMEDIA, not TARGET_SH5.
10820 2002-04-12 Hans-Peter Nilsson <hp@bitrange.com>
10822 * function.c (fixup_var_refs_1) <SET, handling VAR in SET_SRC>:
10823 For paradoxical (subreg VAR), replace VAR, don't try the subreg.
10825 Fri Apr 12 10:51:38 2002 J"orn Rennecke <joern.rennecke@superh.com>
10827 * sh.c (broken_move): Constant 0. / 1. load is OK if there is
10830 2002-04-12 Andreas Schwab <schwab@suse.de>
10832 * config/ia64/ia64.h (EXTRA_SPECS): Fix missing backslash.
10834 2002-04-12 Richard Henderson <rth@redhat.com>
10837 * config/d30v/d30v.h (INIT_SECTION_ASM_OP): Don't undef.
10839 * flow.c (mark_used_reg): Manage reg_cond_dead properly for
10840 modes spanning multiple hard regs.
10842 * recog.c (peephole2_optimize): Rebuild jump labels as needed.
10844 2002-04-11 John David Anglin <dave@hiauly1.hia.nrc.ca>
10846 * pa.c (pa_output_function_prologue): Don't accumulate the total
10847 number of code bytes when using TARGET_64BIT, or gas, SOM and not
10848 the portable runtime.
10849 (output_deferred_plabels): Handle 64bit plabels.
10850 (output_cbranch): Use $PIC_pcrel$0 for pc relative relocations when
10851 generating pic code using the GAS assembler for object formats that
10852 are not SOM (ie., ELF32 and ELF64).
10853 (output_millicode_call): Check attribute type if attribute length is 28.
10854 Likewise use $PIC_pcrel$0. Only call get_attr_length and
10855 dbr_sequence_length once.
10856 (output_call): Likewise use $PIC_pcrel$0, and call get_attr_length and
10857 dbr_sequence_length once.
10858 * pa.h (TARGET_SOM): Define if not defined.
10859 * pa.md (pattern to load address of label): Likewise use $PIC_pcrel$0
10860 with GAS and not SOM.
10861 (jump, call_internal_reg, call_value_internal_reg): Likewise.
10862 * som.h (OBJ_SOM): Rename to TARGET_SOM. Undefine before defining.
10864 2002-04-11 David O'Brien <obrien@FreeBSD.org>
10866 * config/freebsd.h (NO_IMPLICIT_EXTERN_C, SCCS_DIRECTIVE): Give value.
10867 (DEFAULT_PCC_STRUCT_RETURN) Do not redefine.
10868 (USER_LABEL_PREFIX, HANDLE_SYSV_PRAGMA, IDENT_ASM_OP,
10869 DWARF2_DEBUGGING_INFO, DBX_DEBUGGING_INFO, PREFERRED_DEBUGGING_TYPE):
10870 elfos.h and dbxelf.h values are fine now.
10871 * config/i386/freebsd.h, config/alpha/freebsd.h
10872 (DEFAULT_PCC_STRUCT_RETURN): Define to 0.
10874 2002-04-11 David O'Brien <obrien@FreeBSD.org>
10876 * config/ia64/aix.h (CPP_PREDEFINES): Do not define _LP64/__LP64__
10877 or set Acpu or Amachine. Reformat.
10878 (ASM_SPEC, DONT_USE_BUILTIN_SETJMP, PROFILE_BEFORE_PROLOGUE): Do not
10880 (LINK_SPEC): Do not need to undef.
10881 * config/ia64/elf.h (ASM_EXTRA_SPEC): Define.
10882 * config/ia64/freebsd.h (LINK_SPEC): Do not need to undef.
10883 (ASM_SPEC, DONT_USE_BUILTIN_SETJMP, PROFILE_BEFORE_PROLOGUE): Do not
10885 * config/ia64/hpux.h (ASM_EXTRA_SPEC): Define.
10886 (ASM_SPEC): Do not define, use ASM_EXTRA_SPEC instead.
10887 (LINK_SPEC): Do not need to undef.
10888 (DONT_USE_BUILTIN_SETJMP): Do not define.
10889 * config/ia64/ia64.h (ASM_SPEC, ASM_EXTRA_SPEC): Add.
10890 (CPP_CPU_SPEC): Define _LP64, set Acpu and Amachine. Remove -Dia64.
10891 (DONT_USE_BUILTIN_SETJMP, PROFILE_BEFORE_PROLOGUE): Define.
10892 Remove trailing spaces.
10893 * config/ia64/linux.h (CPP_PREDEFINES): Do not define _LP64/__LP64__,
10894 __ELF__, or set Acpu or Amachine. Reformat.
10895 (ASM_SPEC, DONT_USE_BUILTIN_SETJMP, PROFILE_BEFORE_PROLOGUE): Do not
10898 2002-04-11 David O'Brien <obrien@FreeBSD.org>
10900 * config.gcc (ia64-*-freebsd*): Fix ordering of tm_files to match
10901 all other *-*-freebsd* targets.
10903 2002-04-11 Richard Henderson <rth@redhat.com>
10905 * config.gcc (alpha*-*-linux*ecoff): Detect and reject.
10907 2002-04-11 David O'Brien <obrien@FreeBSD.org>
10909 * config.gcc (alpha*-*-openbsd, alpha64-dec-*vms,alpha*-dec-*vms):
10910 Include {cpu}/{cpu}.h thru tm_file.
10911 (alpha*-*-linux*ecoff): Remove target.
10912 * config/alpha/elf.h (CPP_SUBTARGET_SPEC): Define __ELF__.
10913 (LINK_SPEC): Remove, is not OS independent.
10914 * config/alpha/freebsd.h (CPP_SPEC): Do not define __ELF__.
10915 (LINK_SPEC): Do not need to #undef any longer.
10916 * config/alpha/linux-ecoff.h (LINK_SPEC): Do not need to #undef
10918 * config/alpha/linux-elf.h (SUB_CPP_PREDEFINES): Do not define
10920 (LINK_SPEC): Moved here from alpha/elf.h.
10921 * config/alpha/linux.h (CPP_PREDEFINES): No longer consumer of
10922 SUB_CPP_PREDEFINES.
10923 * config/alpha/linux-ecoff.h: Remove.
10924 * config/alpha/netbsd.h (CPP_PREDEFINES): Do not define __ELF__.
10925 (CPP_SPEC): Define _POSIX_SOURCE as needed.
10926 (CPP_SUBTARGET_SPEC): Do not define.
10927 (LINK_SPEC): Do not need to #undef any longer.
10928 * config/alpha/openbsd.h: Do not directly include alpha/alpha.h.
10929 * config/alpha/vms.h: Likewise.
10931 2002-04-11 Richard Sandiford <rsandifo@redhat.com>
10933 * doc/extend.texi: Remove old claim that typedefs cannot have
10934 an alignment attribute.
10936 2002-04-11 Jakub Jelinek <jakub@redhat.com>
10938 PR optimization/6177
10939 * expr.c (expand_expr) [COMPONENT_REF]: Handle op0 CONCAT if
10940 bitpos is 0 and bitsize CONCAT size.
10942 2002-04-11 Jakub Jelinek <jakub@redhat.com>
10945 * combine.c (if_then_else_cond): Use trunc_int_for_mode on nz.
10947 2002-04-10 David O'Brien <obrien@FreeBSD.org>
10949 * config/alpha/freebsd.h: Minor reformatting.
10950 (CPP_SPEC): Define ELF and add cpp_subtarget.
10951 (ASM_SPEC): No longer needed.
10953 2002-04-11 Richard Henderson <rth@redhat.com>
10955 * config/sparc/sparc.md (movdi_insn_sp32): Add o/J alternative.
10956 (movdi_insn_sp32_v9): Likewise. Only allow stx with aligned memory.
10957 (dimode mem/zero splitter): New.
10959 2002-04-11 Hans-Peter Nilsson <hp@axis.com>
10961 * config/cris/cris.c (cris_override_options): Tweak error message
10962 for PIC not implemented.
10964 * config/cris/cris.h: Tweak comments related to parameter-passing.
10966 * t-cris (TARGET_LIBGCC2_CFLAGS): Don't -Dinhibit_libc here.
10968 2002-04-10 Richard Henderson <rth@redhat.com>
10970 * except.c (add_ehl_entry): Allow duplicates after landing pad
10973 2002-04-10 David Edelsohn <edelsohn@gnu.org>
10975 * config/rs6000/t-aix43 (SHLIB_NM_FLAGS): Add -X32_64.
10977 2002-04-10 Toon Moene <toon@moene.indiv.nluug.nl>
10979 * c-decl.c (c_init_decl_processing): Move generation of
10980 decls for g77_integer_type_node and friends from here ...
10981 * c-common.c (c_common_nodes_and_builtins): ... to here.
10983 2002-04-10 Ulrich Weigand <uweigand@de.ibm.com>
10985 * reload1.c (choose_reload_regs): HARD_FRAME_POINTER_REGNUM
10986 is only used as frame pointer when frame_pointer_needed is true.
10988 2002-04-10 Richard Earnshaw <rearnsha@arm.com>
10991 * arm.md (arm_movdi): Adjust neg_pool_range attribute to allow
10992 for the fact that the pool entry uses two words.
10993 (movdf_hard_insn): Similarly. Also, ADR instruction can span
10995 (movdf_soft_insn): Similarly.
10996 (movxf_hard_insn): Adjust neg_pool_range attribute to allow
10997 for the fact that the pool entry uses three words.
10999 2002-04-10 Richard Sandiford <rsandifo@redhat.com>
11001 * config/mips/mips.c (mips_va_arg): When using the struct version
11002 of the EABI va_list, allow arguments in the register save area to
11003 take up less room than a stack argument.
11005 2002-04-10 Richard Henderson <rth@redhat.com>
11007 * expr.c (expand_expr) [INTEGER_CST]: Don't force into registers
11008 if EXPAND_INITIALIZER.
11010 2002-04-09 Richard Henderson <rth@redhat.com>
11012 * config/alpha/alpha.md (movdi_er_maybe_g): New.
11013 * config/alpha/alpha.c (alpha_expand_mov): Use it.
11015 2002-04-10 Alan Modra <amodra@bigpond.net.au>
11017 PR optimization/6233
11018 * rtlanal.c (pure_call_p): New function.
11019 * rtl.h (pure_call_p): Declare.
11020 * loop.c (prescan_loop): Use it to set has_nonconst_call.
11021 * gcse.c (store_killed_in_insn): Use pure_call_p here too.
11023 2002-04-09 Eric Christopher <echristo@redhat.com>
11025 * config/mips/mips.h (ASM_OUTPUT_ALIGNED_DECL_COMMON): Add additional
11026 information to .comm directive.
11028 2002-04-09 Richard Henderson <rth@redhat.com>
11031 * expr.c (expand_expr) [INTEGER_CST]: Force overflows into registers.
11033 2002-04-09 Richard Henderson <rth@redhat.com>
11035 * basic-block.h (flow_delete_block_noexpunge): Declare.
11036 (expunge_block_nocompact): Declare.
11037 * cfg.c (expunge_block_nocompact): Split out from ...
11038 (expunge_block): ... here.
11039 * cfgrtl.c (can_delete_label_p): Don't use exception_handler_labels.
11040 (flow_delete_block_noexpunge): Split out from ...
11041 (flow_delete_block): ... here.
11042 * cfgcleanup.c (delete_unreachable_blocks): Compact while
11043 removing dead blocks.
11044 * except.c (exception_handler_labels): Remove.
11045 (exception_handler_label_map): New.
11046 (struct eh_region): Add aka member.
11047 (mark_ehl_map_entry, mark_ehl_map, free_region): New.
11048 (ehl_hash, ehl_eq, ehl_free, add_ehl_entry): New.
11049 (for_each_eh_label, for_each_eh_label_1): New.
11050 (init_eh): Register exception_handler_label_map.
11051 (free_eh_status): Use free_region.
11052 (find_exception_handler_labels): Use the map, not the list.
11053 (remove_exception_handler_label): Likewise.
11054 (maybe_remove_eh_handler): Likewise.
11055 (remove_eh_handler): Use the region aka bitmap.
11056 * except.h (exception_handler_labels): Remove.
11057 (for_each_eh_label): Declare.
11058 * jump.c (rebuild_jump_labels): Don't check exception_handler_labels.
11059 * loop.c (invalidate_loops_containing_label): New.
11060 (find_and_verify_loops): Use it. Use for_each_eh_label.
11061 * sched-rgn.c (is_cfg_nonregular): Use
11062 current_function_has_exception_handlers.
11064 2002-04-09 Richard Henderson <rth@redhat.com>
11066 * sbitmap.c (sbitmap_union_of_diff, sbitmap_a_and_b, sbitmap_a_xor_b,
11067 sbitmap_a_or_b, sbitmap_a_or_b_and_c, sbitmap_a_and_b_or_c):
11068 Do not return changed status.
11069 (sbitmap_union_of_diff_cg, sbitmap_a_and_b_cg, sbitmap_a_xor_b_cg,
11070 sbitmap_a_or_b_cg, sbitmap_a_or_b_and_c_cg, sbitmap_a_and_b_or_c_cg):
11071 New functions that do return changed status.
11072 * sbitmap.h: Update decls.
11073 * gcse.c, lcm.c: Use _cg functions as needed.
11075 Tue Apr 9 19:15:57 2002 J"orn Rennecke <joern.rennecke@superh.com>
11077 * config.gcc (sh-*-elf*): Use sh/embed-elf.h instead of sh/elf.h.
11078 (sh64-*-elf*, sh-*-rtemself*): Likewise.
11079 * config/sh/embed_bb.c: New file.
11080 * config/sh/embed-elf.h: New file.
11081 * sh.h (CPP_SPEC): Supply __SIZE_TYPE__ and __PTRDIFF_TYPE__
11082 if -m[12345]* option is given. Don't use subtarget_cpp_ptr_spec.
11083 (CPP_DEFAULT_CPU_SPEC): Add settings for __SIZE_TYPE__ and
11085 (SUBTARGET_CPP_PTR_SPEC): Don't define.
11086 (EXTRA_SPECS): Remove subtarget_cpp_ptr_spec.
11087 Add subtarget_asm_endian_spec.
11088 (ASM_SPEC): Use subtarget_asm_endian_spec.
11089 (SUBTARGET_ASM_ENDIAN_SPEC): Define.
11090 (RETURN_ADDR_RTX): Use PR_MEDIA_REG for TARGET_SH5.
11091 (WCHAR_UNSIGNED): Define.
11092 (SH_ELF_WCHAR_TYPE, SH_DBX_REGISTER_NUMBER): Define.
11093 (DBX_REGISTER_NUMBER): Use SH_DBX_REGISTER_NUMBER.
11094 (ALLOCATE_INITIAL_VALUE): Use PR_MEDIA_REG for TARGET_SH5.
11096 * sh.c (calc_live_regs): Use PR_MEDIA_REG for TARGET_SH5.
11097 (sh_adjust_cost): Likewise.
11098 sh64.h (CPP_DEFAULT_CPU_SPEC): Add settings for __SIZE_TYPE__ and
11100 (SUBTARGET_CPP_PTR_SPEC, WCHAR_TYPE): Don't #undef/ #define.
11101 (WCHAR_TYPE_SIZE): Likewise.
11102 (ASM_SPEC): Use subtarget_asm_endian_spec.
11103 (SH_ELF_WCHAR_TYPE): #undef/ #define.
11104 (MAX_WCHAR_TYPE_SIZE): Don't #undef.
11105 * config/sh/elf.h (WCHAR_UNSIGNED): #undef .
11106 (MAX_WCHAR_TYPE_SIZE): Don't #define .
11107 (WCHAR_TYPE, WCHAR_TYPE_SIZE): #undef / #define .
11108 (USER_LABEL_PREFIX): Don't #undef /#define .
11109 (DBX_REGISTER_NUMBER): Use SH_DBX_REGISTER_NUMBER.
11110 * config/elf/linux.h (USER_LABEL_PREFIX): Don't #undef /#define .
11111 (SIZE_TYPE, PTRDIFF_TYPE, WCHAR_TYPE, WCHAR_TYPE_SIZE): Likewise.
11112 (ASM_SPEC): Likewise.
11113 (SUBTARGET_ASM_ENDIAN_SPEC): #undef / #define .
11114 (CC1_SPEC): don't supply -m3 for -m4*, -m5*.
11115 * t-sh: (LIB1ASMFUNCS): Use LIB1ASMFUNCS_CACHE.
11116 (LIB2FUNCS_EXTRA): Define.
11117 * t-sh64 (LIB2FUNCS_EXTRA): Define.
11118 * config/sh/t-linux (LIB1ASMFUNCS): Don't redefine.
11119 (LIB1ASMFUNCS_CACHE): Define.
11120 (LIB2FUNCS_EXTRA): Redefine empty.
11122 2002-04-08 Richard Henderson <rth@redhat.com>
11124 * reorg.c (get_branch_condition): Use reversed_comparison_code.
11126 2002-04-09 Stephane Carrez <Stephane.Carrez@worldnet.fr>
11128 * config/m68hc11/larith.asm (__map_data_section): Fix condition
11129 and optimize for size.
11130 (__do_global_ctors): Fix pointer comparison.
11131 (__do_global_dtors): Likewise.
11133 2002-04-09 David S. Miller <davem@redhat.com>
11135 * config/sparc/sparc.c (sparc_extra_constraint_check): New
11136 function, implementing EXTRA_CONSTRAINTS. For memory constraints,
11137 allow reloading pseudos.
11138 * config/sparc/sparc.h (EXTRA_CONSTRAINTS): Use it.
11139 * config/sparc/sparc-protos.h: Declare it.
11141 * config/sparc/sparc.c (const64_is_2insns): Kill signed vs.
11142 unsigned comparison warning.
11143 (output_restore_regs): Mark leaf_function as unused.
11145 Tue Apr 9 09:35:45 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
11147 * expr.c (is_aligning_offset): New function.
11148 (expand_expr, case COMPONENT_EXPR): Call it.
11150 2002-04-08 David S. Miller <davem@redhat.com>
11153 * config/sparc/freebsd.h (SPARC_DEFAULT_CMODEL): Set to CM_MEDLOW
11155 Make init_priority work on Sparc when using GNU ld.
11156 * config/sparc/linux.h, config/sparc/linux64.h,
11157 config/sparc/netbsd-elf.h, config/sparc/freebsd.h
11158 (CTORS_SECTION_ASM_OP, DTORS_SECTION_ASM_OP): Undefine.
11159 * config/sparc/sol2-gld.h: New file to do the same.
11160 * config.gcc (sparc*-*-solaris2*): If gnu_ld=yes add
11161 sparc/sol2-gld.h to tm_file.
11163 PR optimization/4328
11164 * config/sparc/sparc.h (EXTRA_CONSTRAINT): Add new constraint 'W'.
11165 * doc/md.texi: Document it.
11166 * config/sparc/sparc.md (movdi_insn_sp64_novis,
11167 movdi_insn_sp64_vis, movdf_insn_sp32, movdf_insn_v9only_novis,
11168 movdf_insn_v9only_vis, movdf_insn_sp64_novis,
11169 movdf_insn_sp64_vis): Use it as MEM constraing with 'e' registers.
11170 * config/sparc/sparc.c (mem_min_alignment): Fix comment.
11172 2002-04-08 Andreas Jaeger <aj@suse.de>
11174 * stmt.c (expand_asm_operands): Revert last patch from Richard
11177 2002-04-08 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
11179 * doc/contrib.texi (Contributors): Add John David Anglin and Loren
11180 J. Rittle (the latter also to Testers). Update David O'Brien's entry.
11182 2002-04-08 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
11184 * doc/contrib.texi (Contributors): Add David O'Brien.
11186 2002-04-08 Alan Modra <amodra@bigpond.net.au>
11188 * configure.in (auto-build.h): Use target_alias and build_alias
11189 when running configure.
11190 (gcc_cv_as, gcc_cv_ld): Search install paths when build != host too.
11191 (gcc_cv_nm, gcc_cv_objdump): Set for build != host too.
11192 * configure: Regenerate.
11194 2002-04-07 David S. Miller <davem@redhat.com>
11196 * config.gcc (sparc64-*-linux*): Add t-crtfm to tmake_file.
11198 2002-04-07 John David Anglin <dave@hiauly1.hia.nrc.ca>
11201 * pa.h (ASM_OUTPUT_MI_THUNK): Use indirect jump to target function when
11202 generating 32-bit pic code.
11204 2002-04-06 Jason Thorpe <thorpej@wasabisystems.com>
11206 * cppinit.c (cpp_create_reader): Initialize
11207 discard_comments_in_macro_exp.
11208 (COMMAND_LINE_OPTIONS): Add "-CC" option.
11209 (cpp_handle_option): Handle "-CC" option.
11210 * cpplex.c (save_comment): If saving a C++ comment in
11211 a directive, convert it to a C comment.
11212 (_cpp_lex_direct): Pass second comment start character to
11213 save_comment to indicate comment type.
11214 * cpplib.c (_cpp_handle_directive): If processing
11215 a "#define" directive and discard_comments_in_macro_exp
11216 is false, re-enable saving of comments.
11217 (lex_macro_node): If discard_comments_in_macro_exp is false,
11218 discard any comments before the macro identifier.
11219 * cpplib.h (struct cpp_options): Add discard_comments_in_macro_exp
11221 * cppmacro.c (cpp_get_token): If expanding a macro while
11222 processing a directive, discard any comments we might encounter.
11223 (parse_params): If discard_comments_in_macro_exp is false,
11224 ignore comments in the macro parameter list.
11225 * gcc.c (cpp_unique_options): Add "-CC" option.
11226 (option_map): Map "--comments-in-macros" to "-CC".
11227 * doc/cppopts.texi: Document "-CC" option.
11228 * f/lang-specs.h: Add "-CC" option.
11229 * testsuite/gcc.dg/cpp/maccom1.c: New test.
11230 * testsuite/gcc.dg/cpp/maccom2.c: New test.
11231 * testsuite/gcc.dg/cpp/maccom3.c: New test.
11232 * testsuite/gcc.dg/cpp/maccom4.c: New test.
11233 * testsuite/gcc.dg/cpp/maccom5.c: New test.
11234 * testsuite/gcc.dg/cpp/maccom6.c: New test.
11236 2002-04-06 John David Anglin <dave@hiauly1.hia.nrc.ca>
11239 * reorg.c (dbr_schedule): Don't reposition prologue and epilogue notes.
11241 2002-04-06 Mark Mitchell <mark@codesourcery.com>
11244 * stor-layout.c (layout_decl): Reset the RTL for the decl.
11247 * sibcall.c (optimize_sibling_and_tail_recursive_call): Clear
11248 RTX_UNCHANGING_P for the functions arguments when a tail call
11251 2002-04-06 Jason Merrill <jason@redhat.com>
11253 * toplev.c (flag_no_inline, flag_really_no_inline): Default to 2.
11254 (parse_options_and_default_flags): Set them appropriately.
11255 * c-common.c (c_common_post_options): Don't set flag_really_no_inline.
11257 2002-04-06 Hans-Peter Nilsson <hp@bitrange.com>
11259 * config/mmix/t-mmix (TARGET_LIBGCC2_CFLAGS): Don't -Dinhibit_libc
11262 * config/mmix/mmix.h (INITIAL_ELIMINATION_OFFSET): Remove spurious
11265 * config/mmix/mmix.c (mmix_expand_builtin_va_arg): Variable-size
11266 types come in by-reference. Fix typo in comment.
11268 2002-04-05 David S. Miller <davem@redhat.com>
11270 * config/sparc/freebsd.h (ENDFILE_SPEC): Add crtfastmath bits.
11271 * config.gcc (sparc64-wrs-vxworks, sparc-*-chorusos,
11272 sparc-*-rtems*, sparclite-*-elf* sparc86x-*-elf*, sparc64-*-elf*,
11273 {sparc64,ultrasparc}-*-freebsd*): Add sparc/t-crtfm to tmake_file.
11275 2002-04-05 David S. Miller <davem@redhat.com>
11277 * config/sparc/sparc.c (sparc_nonflat_function_epilogue): If we
11278 are not going to emit return instructions, emit at least a nop
11279 for the sake of sane backtraces.
11281 2002-04-05 Richard Henderson <rth@redhat.com>
11283 * doc/rtl.texi (Regs and Memory): Document (mem:BLK (scratch)).
11285 2002-04-05 Jakub Jeilnek <jakub@redhat.com>
11287 * mklibgcc.in: Use $tmpmapfile, not tmp-$@.
11289 2002-04-05 Alexandre Oliva <aoliva@redhat.com>
11291 * config/mips/mips.h (ISA_HAS_BRANCHLIKELY, ISA_HAS_CONDMOVE,
11292 ISA_HAS_FP4, ISA_HAS_MADD_MSUB, ISA_HAS_NMADD_NMSUB,
11293 ISA_HAS_CLZ_CLO, ISA_HAS_DCLZ_DCLO): Disable if TARGET_MIPS16.
11295 2002-04-05 Andreas Schwab <schwab@suse.de>
11297 * c-convert.c: Include c-common.h.
11298 * Makefile.in (c-convert.o): Updated.
11300 2002-04-05 Jakub Jelinek <jakub@redhat.com>
11302 * mklibgcc.in: Use separate libgcc.map for each multilib.
11303 * Makefile.in (distclean): Don't remove libgcc.map here.
11305 2002-04-05 Jakub Jelinek <jakub@redhat.com>
11307 * Makefile.in (s-mlib): Handle --disable-multilib by separate
11308 genmultilib invocation.
11310 2002-04-04 Richard Sandiford <rsandifo@redhat.com>
11312 * config/mips/mips.h (CUMULATIVE_ARGS): Rename fp_regs to num_fprs
11313 to avoid clash with Irix header file sys/ucontext.h. Rename gp_regs
11314 to num_gprs for symmetry.
11315 * config/mips/mips.c: Adjust accordingly.
11317 2002-04-04 Neil Booth <neil@daikokuya.demon.co.uk>
11319 * c-common.c (truthvalue_conversion): Rename, update.
11320 * c-common.h (c_common_truthvalue_conversion): New.
11321 * c-convert.c (convert): Update.
11322 * c-lang.c (LANG_HOOKS_TRUTHVALUE_CONVERSION): Redefine.
11323 * c-parse.in (expr_no_commas, if_prefix, select_or_iter_stmt): Update.
11324 * c-typeck.c (build_binary_op, build_unary_op,
11325 build_conditional_expr): Update.
11326 * fold-const.c (constant_boolean_node, fold): Use langhook.
11327 * langhooks-def.h (LANGHOOK_INITIALIZER): Update.
11328 * langhooks.h (struct lang_hooks): New hook.
11329 * stmt.c (expand_decl_cleanup): Use langhook.
11330 * tree.h (truthvalue_conversion): Remove.
11332 * objc-lang.c (LANG_HOOKS_TRUTHVALUE_CONVERSION): Redefine.
11334 2002-04-05 Alan Modra <amodra@bigpond.net.au>
11336 * config/rs6000/t-linux64 (EXTRA_MULTILIB_PARTS): Add crtsavres.o
11337 Add rules to make null object file.
11339 2002-04-04 Jim Blandy <jimb@redhat.com>
11341 * cppmacro.c (cpp_macro_definition): Do not emit spaces after
11342 macro formal parameter names.
11344 2002-04-04 David S. Miller <davem@redhat.com>
11346 * calls.c (store_one_arg): If ECF_SIBCALL, use tail_call_reg.
11348 2002-04-04 Richard Henderson <rth@redhat.com>
11351 * stmt.c (expand_asm_operands): Validate outputs vs asm_operand_ok.
11352 Support copies into and out of memory. Don't accept allows_reg
11353 and allows_mem as gospel.
11355 2002-04-04 Richard Henderson <rth@redhat.com>
11358 * alias.c (true_dependence): Force (mem:blk (scratch)) to conflict.
11359 (write_dependence_p): Likewise.
11361 2002-04-04 Richard Henderson <rth@redhat.com>
11363 * predict.c (estimate_bb_frequencies): Do frequency calculation
11364 with a volatile temporary.
11366 2002-04-04 Ulrich Weigand <uweigand@de.ibm.com>
11368 * config/s390/linux.h (LOCAL_LABEL_PREFIX): Define.
11370 2002-04-04 Jakub Jelinek <jakub@redhat.com>
11373 * final.c (final_start_function): Don't bump profile_label_no here...
11374 (final_end_function): ...but here.
11376 2002-04-04 Jakub Jelinek <jakub@redhat.com>
11378 * config/sparc/sparc.md (pic): New attribute.
11379 (do_builtin_setjmp_setup): Save %fp, %i7 and %l7 for TARGET_V9
11381 (split after do_builtin_setjmp_setup): New.
11383 2002-04-04 Jakub Jelinek <jakub@redhat.com>
11386 * config/sparc/sparc.h (MIN_UNITS_PER_WORD): Backout 2001-01-01
11389 2002-04-04 Jakub Jelinek <jakub@redhat.com>
11391 * config/sparc/sparc.c (sparc_va_arg): Adjust va_list by
11392 UNITS_PER_WORD for zero sized aggregates.
11394 2002-04-03 David S. Miller <davem@redhat.com>
11396 * gcc.c (LINK_GCC_C_SEQUENCE_SPEC): No need for a new
11397 one-character spec for this, just use %(link_gcc_c_sequence).
11399 2002-04-03 David S. Miller <davem@redhat.com>
11401 * config/sparc/crtfastmath.c (FPRS_NS): Delete bogus little-endian
11404 2002-04-03 John David Anglin <dave@hiauly1.hia.nrc.ca>
11406 * pa-linux.h (INCOMING_RETURN_ADDR_RTX): Move.
11407 (DWARF_FRAME_RETURN_COLUMN): Move.
11408 (ASM_PREFERRED_EH_DATA_FORMAT): Define.
11409 (ASM_MAYBE_OUTPUT_ENCODED_ADDR_RTX): Define.
11410 * pa.c (except.h, predict.h): Include.
11412 (store_reg_modify, set_reg_plus_d): Revise prototypes.
11413 (output_ascii): Add cast.
11414 (store_reg_modify): Revise to add frame notes.
11415 (set_reg_plus_d): Likewise.
11416 (compute_frame_size): Include space for eh data registers in frame if
11417 the current function calls eh_return.
11418 (hppa_expand_prologue): Ensure register %r2 is saved if the current
11419 function calls eh_return. Save eh data registers if the current
11420 function calls eh_return. Fix code to add frame notes. Emit
11421 blockage to prevent insns with frame notes being scheduled in the
11422 delay slot of calls.
11423 (hppa_expand_epilogue): Restore eh data registers and do final stack
11424 adjustment if the current function calls eh_return. Don't add frame
11426 (output_call): Revise for change in length of call insn. Don't do
11427 return pointer adjustment for an unconditional jump in the delay slot
11428 of a call when using frame notes.
11429 * pa.h (EH_RETURN_DATA_REGNO): Revise for TARGET_64BIT compatibility.
11430 (EH_RETURN_HANDLER_RTX): Use saved value on stack.
11431 (ARG_POINTER_CFA_OFFSET): Define.
11432 * pa.md (return_external_pic): New pattern.
11433 (prologue): Correct formatting. Use return_external_pic if current
11434 function calls eh_return.
11435 (call_internal_symref, call_value_internal_symref,
11436 sibcall_internal_symref, sibcall_value_internal_symref): Change default
11437 lengths of short, long non-pic, and long pic calls to 8, 68, and 84,
11439 (exception_receiver): Use hppa_pic_save_rtx () to restore pic register.
11441 * configure.in ("assembler dwarf2 debug_line support"): Add hppa*-*-* to
11442 list of targets to check using "nop" insn.
11443 * configure: Rebuilt.
11445 2002-04-04 Alan Modra <amodra@bigpond.net.au>
11447 * config/rs6000/t-linux64 (EXTRA_MULTILIB_PARTS): Define.
11449 2002-04-03 David S. Miller <davem@redhat.com>
11451 * gcc.c (LINK_GCC_C_SEQUENCE_SPEC): New spec to override the gcc/c
11452 library sequence passed to the linker.
11453 (LINK_COMMAND_SPEC): Use it.
11454 * doc/tm.texi: Document it, and mention from LINK_COMMAND_SPEC as
11455 a macro a target can use to avoid overriding LINK_COMMAND_SPEC.
11456 * config/sparc/sparc.h (LINK_GCC_C_SEQUENCE_SPEC): Define.
11458 2002-04-03 Jason Merrill <jason@redhat.com>
11460 * except.c (struct eh_status): Remove protect_list.
11461 (begin_protect_partials, end_protect_partials): Remove.
11462 (add_partial_entry): Remove.
11463 * except.h: Remove prototypes.
11465 * expr.c (expand_expr) [WITH_CLEANUP_EXPR, TARGET_EXPR]: Use
11466 expand_decl_cleanup_eh.
11469 * tree.h (CLEANUP_EH_ONLY): New macro.
11470 * stmt.c (expand_decl_cleanup_eh): New fn.
11471 (expand_cleanups): Check CLEANUP_EH_ONLY.
11472 * c-semantics.c (genrtl_decl_cleanup): Just take the CLEANUP_STMT.
11473 Use expand_decl_cleanup_eh.
11474 (expand_stmt): Adjust.
11475 * c-common.h: Adjust prototype.
11477 2002-04-04 Hans-Peter Nilsson <hp@axis.com>
11479 * config/cris/cris.c (cris_target_asm_function_prologue): Cast
11480 uses of PIC_OFFSET_TABLE_REGNUM to int to silence warnings.
11481 (cris_target_asm_function_epilogue): Ditto.
11482 (cris_initial_frame_pointer_offset): Ditto.
11483 (cris_simple_epilogue): Ditto.
11484 (cris_expand_builtin_va_arg): Variable-size types come in
11487 2002-04-03 David S. Miller <davem@redhat.com>
11489 * config/sparc/crtfastmath.c (FPRS_NS): Get it right for
11491 (set_fast_math): Correct 'fsr' type.
11493 2002-04-03 Richard Henderson <rth@redhat.com>
11496 * langhooks.h (lang_hooks.decls.warn_unused_global): New.
11497 * toplev.c (check_global_declarations): Use it.
11498 * langhooks-def.h (lhd_warn_unused_global_decl): Declare.
11499 (LANG_HOOKS_WARN_UNUSED_GLOBAL_DECL): New.
11500 (LANG_HOOKS_DECLS): Add it.
11501 * langhooks.c (lhd_warn_unused_global_decl): New.
11502 * c-decl.c (LANG_HOOKS_WARN_UNUSED_GLOBAL_DECL): New.
11503 * c-objc-common.c (c_warn_unused_global_decl): New.
11504 * c-tree.h (c_warn_unused_global_decl): Declare.
11505 * objc/objc-lang.c (LANG_HOOKS_WARN_UNUSED_GLOBAL_DECL): New.
11507 2002-04-03 Neil Booth <neil@daikokuya.demon.co.uk>
11509 * langhooks-def.h (lhd_set_decl_assembler_name,
11510 LANG_HOOKS_SET_DECL_ASSEMBLER_NAME): New.
11511 (LANG_HOOKS_INITIALIZER): Update.
11512 * langhooks.c (lhd_set_decl_assembler_name): New, from tree.c
11513 * langhooks.h (struct lang_hooks): New hook.
11514 * tree.c (set_decl_assembler_name): Move to langhooks.c.
11515 (lang_set_decl_assembler_name): Remove.
11516 (init_obstacks): Don't set hook.
11517 (decl_assembler_name): New function.
11518 * tree.h (DECL_ASSEMBLER_NAME): Turn into a function call.
11519 (decl_assembler_name): New.
11520 (lang_set_decl_assembler_name): Remove.
11522 2002-04-03 Jakub Jelinek <jakub@redhat.com>
11524 * configure.in (HAVE_SPARC_UA_PCREL_HIDDEN): Test whether %r_disp32()
11525 works properly with .hidden symbols.
11526 * configure: Rebuilt.
11527 * config.in: Rebuilt.
11528 * config/sparc/sparc.h (ASM_PREFERRED_EH_DATA_FORMAT): Use
11529 DW_EH_PE_absptr for flag_pic && GLOBAL if %r_disp32() doesn't work
11530 properly with .hidden symbols.
11532 2002-04-03 Jakub Jelinek <jakub@redhat.com>
11535 * df.c (df_insn_refs_record): Use XEXP not SET_DEST to access
11538 2002-04-03 Richard Henderson <rth@redhat.com>
11541 * sched-rgn.c (sets_likely_spilled): New.
11542 (sets_likely_spilled_1): New.
11543 (add_branch_dependences): Use it.
11545 2002-04-02 Richard Henderson <rth@redhat.com>
11548 * loop.h (LOOP_FIRST_PASS): New.
11549 * loop.c (strength_reduce): Mind it when deciding to unroll.
11550 * toplev.c (rest_of_compilation): Set it.
11552 2002-04-02 David S. Miller <davem@redhat.com>
11554 * config/sparc/sparc.md (ldd peephole2s): Fix final arg to
11555 mems_ok_for_ldd_peep when the order of the loads being examined
11557 * config/sparc/sparc.c (mems_ok_for_ldd_peep): Expand upon
11558 existing comment to increase comprehension of this situation.
11560 2002-04-02 Zack Weinberg <zack@codesourcery.com>
11562 * config/sh/sh.md: Don't use union real_extract.
11564 2002-04-02 Richard Henderson <rth@redhat.com>
11566 * libgcc2.c (__bb_exit_func): Revert 03-31 change.
11568 2002-04-02 David O'Brien <obrien@FreeBSD.org>
11570 * config.gcc (i386-dg-dgux, i386-go32-msdos , i386-go32-rtems,
11571 i386-ibm-aix, i386-moss-msdos, i386-ncr-sysv4, i386-next-,
11572 i386-pc-msdosdjgpp, i386-sequent-bsd, i386-sequent-ptx1,
11573 i386-sequent-ptx2, i386-sequent-ptx4, i386-sun-sunos,
11574 i386-wrs-vxworks, i386-*-aout, i386-*-beoself, i386-*-bsd,
11575 i386-*-bsdi, i386-*-chorusos, i386-*-coff, i386-*-elf,
11576 i386-*-freebsd5, i386-*-freebsd-aout, i386-*-gnu, i386-*-interix,
11577 i386-*-interix3, i386-*-isc, i386-*-linux, i386-*-linuxaout,
11578 i386-*-linuxoldld, i386-*-lynxos, i386-*-mach, i386-*-mingw32,
11579 i386-*-netbsd, i386-*-netbsdelf, i386-*-netware, i386-*-openbsd,
11580 i386-*-osf1, i386-*-osfrose, i386-*-pe , i386-*-rtems,
11581 i386-*-rtemscoff, i386-*-sco3.2v5, i386-*-solaris2, i386-*-sysv,
11582 i386-*-sysv4, i386-*-sysv5, i386-*-udk, i386-*-uwin, i386-*-vsta,
11583 i386-*-win32, x86_64-*-freebsd5, x86_64-*-linux, x86_64-*-netbsd):
11584 Include as many configury headers via tm_file as possible. This
11585 includes among others i386/unix.h, i386/bsd.h, i386/gas.h.
11586 * config/openbsd-oldgas.h: New file.
11587 * config/i386/386bsd.h, config/i386/aix386ng.h, config/i386/att.h,
11588 config/i386/bsd.h, config/i386/djgpp.h, config/i386/freebsd-aout.h,
11589 config/i386/gas.h, config/i386/gstabs.h, config/i386/i386-aout.h,
11590 config/i386/i386-coff.h, config/i386/i386-interix.h,
11591 config/i386/iscdbx.h, config/i386/linux-aout.h,
11592 config/i386/linux-oldld.h, config/i386/lynx-ng.h, config/i386/lynx.h,
11593 config/i386/mach.h, config/i386/netbsd.h, config/i386/next.h,
11594 config/i386/openbsd.h, config/i386/osfelf.h, config/i386/osfrose.h,
11595 config/i386/sco5.h, config/i386/seq-gas.h, config/i386/seq-sysv3.h,
11596 config/i386/seq2-sysv3.h, config/i386/sequent.h, config/i386/sun.h,
11597 config/i386/sun386.h, config/i386/svr3dbx.h, config/i386/svr3gas.h,
11598 config/i386/sysv3.h, config/i386/uwin.h, config/i386/vsta.h,
11599 config/i386/vxi386.h: Do not directly include configury headers.
11600 * config/i386/cygwin.h, config/i386/djgpp.h, config/i386/win32.h:
11601 Directly include configury headers that are no longer automatically
11602 included by the above headers.
11603 * config/i386/att.h, config/i386/bsd.h (TARGET_VERSION): Do not define.
11604 * config/i386/386bsd.h, config/i386/aix386ng.h, config/i386/cygwin.h,
11605 config/i386/djgpp.h, config/i386/i386-aout.h, config/i386/i386-coff.h,
11606 config/i386/lynx-ng.h, config/i386/lynx.h, config/i386/mach.h,
11607 config/i386/netbsd.h, config/i386/openbsd.h, config/i386/rtems.h,
11608 config/i386/seq-sysv3.h, config/i386/sequent.h, config/i386/svr3gas.h,
11609 config/i386/sysv3.h, config/i386/vsta.h, config/i386/vxi386.h
11610 (TARGET_VERSION): Define.
11611 * config/i386/beos-elf.h, config/i386/freebsd.h,
11612 config/i386/i386-interix.h, config/i386/i386elf.h, config/i386/linux.h,
11613 config/i386/linux64.h, config/i386/netbsd-elf.h, config/i386/netbsd64.h,
11614 config/i386/osfelf.h, config/i386/osfrose.h, config/i386/ptx4-i.h,
11615 config/i386/sco5.h, config/i386/sysv4.h
11616 (TARGET_VERSION): Do not need to protect.
11617 * config/i386/freebsd64.h (TARGET_VERSION): Fix style.
11618 * config/i386/386bsd.h, config/i386/cygwin.h, config/i386/djgpp.h,
11619 config/i386/freebsd-aout.h, config/i386/i386-aout.h,
11620 config/i386/i386-interix.h, config/i386/linux-aout.h,
11621 config/i386/linux-oldld.h, config/i386/mach.h, config/i386/netbsd.h,
11622 config/i386/openbsd.h, config/i386/vsta.h, config/i386/win32.h
11623 (YES_UNDERSCORES): Do not define - not needed.
11624 * config/i386/bsd.h, config/i386/gas.h (LPREFIX,
11625 ASM_GENERATE_INTERNAL_LABEL, ASM_OUTPUT_INTERNAL_LABEL,
11626 USER_LABEL_PREFIX): Do not handle the "NO_UNDERSCORES" case.
11627 * config/i386/i386-coff.h, config/i386/lynx.h, config/i386/lynx-ng.h
11628 (LPREFIX, ASM_GENERATE_INTERNAL_LABEL, ASM_OUTPUT_INTERNAL_LABEL,
11629 USER_LABEL_PREFIX): Define. (handles the "NO_UNDERSCORES" case)
11630 * config/i386/isc.h: Preserve comment from config/i386/isccoff.h.
11631 * config/i386/isccoff.h, config/i386/v3gas.h: Remove.
11633 2002-04-02 Eric Botcazou <ebotcazou@multimania.com>
11634 Richard Henderson <rth@redhat.com>
11637 * function.c (assign_temp): Accept either type or decl argument.
11638 Detect variables whose size is too large to fit into an integer.
11639 * stmt.c (expand_decl): Pass the decl, not the type.
11641 2002-04-02 David O'Brien <obrien@FreeBSD.org>
11643 * protoize.c: Match include directory usage with cppdefault.c.
11645 2002-04-03 Jeffrey A Law (law@redhat.com)
11646 Hans-Peter Nilsson <hp@bitrange.com>
11648 * combine.c (simplify_comparison): Avoid narrowing a comparison
11649 with a paradoxical subreg when doing so would drop signficant bits.
11651 2002-04-02 Steve Ellcey <sje@cup.hp.com>
11653 * builtins.c (expand_builtin_prefetch): Force op0 pointer to Pmode
11654 if POINTERS_EXTEND_UNSIGNED is defined.
11656 2002-04-02 Richard Henderson <rth@redhat.com>
11659 * local-alloc.c (contains_replace_regs): LO_SUM may contain
11662 2002-04-02 Richard Henderson <rth@redhat.com>
11664 * doc/standards.texi: Document required freestanding libc entry points.
11666 2002-04-02 Alan Modra <amodra@bigpond.net.au>
11668 * config/rs6000/rs6000.md (ctrdi*): Add FPR constraint and
11669 associated splitter. Remove MQ constraint.
11670 (ctrdi_internal4): Correct CCmode clobber.
11672 2002-04-02 John David Anglin <dave@hiauly1.hia.nrc.ca>
11674 * milli64.S ($$dyncall): New function.
11675 * t-linux (LIB1ASMFUNCS): Revise module list.
11676 (LIB1ASMSRC): Use pa/milli64.S.
11678 2002-04-02 Richard Henderson <rth@redhat.com>
11680 * fixinc/inclhack.def (AAB_solaris_sys_varargs_h): Move and
11681 rename solaris_sys_varargs_h.
11683 Tue Apr 2 06:47:40 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
11685 * stor-layout.c (layout_type, case ARRAY_TYPE): Give one-element array
11686 the same mode as its component.
11688 2002-04-02 Richard Henderson <rth@redhat.com>
11691 * final.c (this_is_asm_operands): Export.
11692 * output.h (this_is_asm_operands): Declare.
11693 * config/i386/i386.c (print_operand): Error odd asm operands.
11695 2002-04-02 Richard Henderson <rth@redhat.com>
11698 * config/m68k/m68k.md (dbcc peepholes): Match four forms of dbra.
11700 2002-04-01 Richard Henderson <rth@redhat.com>
11703 * fixinc/inclhack.def (solaris_sys_varargs_h): New.
11704 * fixinc/fixincl.x: Rebuild.
11706 2002-04-01 Richard Henderson <rth@redhat.com>
11708 * config/ia64/unwind-ia64.c: Include ia64intrin.h.
11709 (atomic_alloc, atomic_free): New.
11710 (SIZE, MASK_FOR, PTR_IN): New.
11711 (emergency_reg_state, emergency_reg_state_free): New.
11712 (emergency_labeled_state, emergency_labeled_state_free): New.
11713 (reg_state_alloced, labeled_state_alloced): New.
11714 (alloc_reg_state, free_reg_state): New.
11715 (alloc_label_state, free_label_state, free_label_states): New.
11716 (push, pop, dup_state_stack, free_state_stack): Use them.
11717 (desc_label_state): Likewise.
11718 (uw_frame_state_for): Free label states and state stack.
11719 (uw_update_reg_address): Eliminate warnings.
11721 2002-04-01 Vladimir Makarov <vmakarov@redhat.com>
11723 * config/pa/pa-pro-end.h (ASM_OUTPUT_ALIGNED_COMMON,
11724 ASM_OUTPUT_ALIGNED_LOCAL): Redefine them.
11726 2002-04-01 Neil Booth <neil@daikokuya.demon.co.uk>
11728 * c-decl.c (grokdeclarator): Update.
11729 * c-lang.c (LANG_HOOKS_MARK_ADDRESSABLE): Redefine.
11730 * c-tree.h (c_mark_addressable): New.
11731 * c-typeck.c (default_function_array_conversion, build_unary_op,
11732 build_array_ref, convert_for_assignment): Update.
11733 (mark_addressable): Rename.
11734 * calls.c (try_to_integrate, expand_call): Use langhook.
11735 * expr.c (expand_expr): Use langhook.
11736 * langhooks-def.h (LANG_HOOKS_INITIALIZER): Update.
11737 * langhooks.h (struct lang_hooks): New hook.
11738 * stmt.c (expand_asm_operands): Use langhook.
11739 * tree.h (mark_addressable): Remove.
11741 * objc-lang.c (LANG_HOOKS_MARK_ADDRESSABLE): Redefine.
11743 2002-04-01 Bob Wilson <bob.wilson@acm.org>
11745 * config/xtensa/xtensa.c (xtensa_va_arg): Fix compiler warning
11746 in previous change.
11748 2002-04-01 Bob Wilson <bob.wilson@acm.org>
11750 * config/xtensa/xtensa.c (xtensa_va_arg): Fix to handle arguments
11751 for which MUST_PASS_IN_STACK is true (e.g., variable-sized types).
11753 2002-04-01 Neil Booth <neil@daikokuya.demon.co.uk>
11755 * c-common.c (unsigned_conversion_warning, convert_and_check,
11756 unsigned_type, signed_type, shorten_compare,
11757 c_common_get_alias_set, c_common_nodes_and_builtins): Use new hooks.
11758 (unsigned_type, signed_type, signed_or_unsigned_type): Rename.
11759 * c-common.h (unsigned_type, signed_type, signed_or_unsigned_type):
11761 * c-decl.c (grokdeclarator): Update.
11762 * c-format.c (check_format_types): Update.
11763 * c-lang.c (LANG_HOOKS_SIGNED_TYPE, LANG_HOOKS_UNSIGNED_TYPE,
11764 LANG_HOOKS_SIGNED_OR_UNSIGNED_TYPE): New.
11765 * c-typeck.c (build_binary_op, convert_for_assignment): Update.
11766 * convert.c (convert_to_integer): Use new hooks.
11767 * expmed.c (make_tree): Use new hooks.
11768 * expr.c (store_expr): Use new hooks.
11769 * fold-const.c (operand_equal_for_comparison_p, build_range_check,
11770 all_ones_mask_p, unextend, fold): Use new hooks.
11771 * langhooks.h (struct lang_hooks_for_types): New hooks.
11772 * tree.h (signed_or_unsigned_type, signed_type,
11773 unsigned_type): Remove.
11775 * objc-lang.c (LANG_HOOKS_SIGNED_TYPE, LANG_HOOKS_UNSIGNED_TYPE,
11776 LANG_HOOKS_SIGNED_OR_UNSIGNED_TYPE): New.
11778 2002-03-31 Richard Henderson <rth@redhat.com>
11780 * config/ia64/unwind-ia64.c (alloc_spill_area): Fix offset.
11781 (desc_frgr_mem): Fix reference to f16-f31.
11783 2002-03-31 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11785 * rtl.h (RTL_CHECK1, RTL_CHECK2, RTL_CHECKC1, RTL_CHECKC2,
11786 RTVEC_ELT): Const-ify.
11787 * varray.h (VARRAY_CHECK): Const-ify.
11788 * ggc.h (ggc_mark_rtx, ggc_mark_tree, ggc_mark_nonnull_tree,
11789 ggc_mark_rtvec, ggc_mark): Const-ify.
11791 2002-04-01 Neil Booth <neil@daikokuya.demon.co.uk>
11793 * diagnostic.c: Include langhooks-def.h.
11794 * Makefile.in (diagnostic.o): Update.
11796 2002-03-31 Neil Booth <neil@daikokuya.demon.co.uk>
11798 * c-common.c (c_unsafe_for_reeval): Rename.
11799 * c-common.h (c_unsafe_for_reeval): Rename.
11800 * c-decl.c (finish_incomplete_decl): Rename.
11801 (c_init_decl_processing): Don't set langhook.
11802 * c-lang.c (LANG_HOOKS_FINISH_INCOMPLETE_DECL,
11803 LANG_HOOKS_UNSAFE_FOR_REEVAL): Redefine.
11804 * c-objc-common.c (c_objc_common_init): Don't set langhook.
11805 * c-tree.h (finish_incomplete_decl): Rename.
11806 * langhooks-def.h (lhd_unsafe_for_reeval): New.
11807 (LANG_HOOKS_FINISH_INCOMPLETE_DECL, LANG_HOOKS_UNSAFE_FOR_REEVAL): New.
11808 (LANG_HOOKS_INITIALIZER): Update.
11809 * langhooks.c (lhd_unsafe_For_reeval): New.
11810 * langhooks.h (struct langhooks): New hooks.
11811 * toplev.c (incomplete_decl_finalize_hook): Remove.
11812 (wrapup_global_declarations): Update.
11813 * tree.c (lang_unsafe_for_reeval): Remove.
11814 (unsafe_for_reeval): Update.
11815 * tree.h (lang_unsafe_for_reeval, incomplete_decl_finalize_hook):
11818 * objc-lang.c (LANG_HOOKS_FINISH_INCOMPLETE_DECL,
11819 LANG_HOOKS_UNSAFE_FOR_REEVAL): Redefine.
11821 2002-03-31 Neil Booth <neil@daikokuya.demon.co.uk>
11823 * diagnostic.c (print_error_function): Remove.
11824 (default_print_error_function): Rename.
11825 (report_error_function): Update.
11826 * diagnostic.h (print_error_function): Remove.
11827 (default_print_error_function): Remove.
11828 * langhooks-def.h (struct diagnostic_context): Predeclare.
11829 (lhd_print_error_function, LANG_HOOKS_PRINT_ERROR_FUNCTION): New.
11830 (LANG_HOOKS_INITIALIZER): Update.
11831 * langhooks.h (struct diagnostic context): Predeclare.
11832 (struct lang_hooks): New hook.
11834 2002-03-31 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
11836 * config/rs6000/rs6000.h (RS6000_PIC_OFFSET_TABLE_REGNUM): New.
11837 (PIC_OFFSET_TABLE_REGNUM): Use it and return INVALID_REGNUM if
11839 (CONDITIONAL_REGISTER_USAGE): Adjust accordingly.
11840 * config/rs6000/rs6000.h: Use RS6000_PIC_OFFSET_TABLE_REGNUM instead
11841 of PIC_OFFSET_TABLE_REGNUM thruout.
11842 * config/rs6000/rs6000.md: Likewise.
11843 * config/rs6000/darwin.h: Likewise.
11845 Sun Mar 31 14:43:24 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
11847 * emit-rtl.c (adjust_address_1, offset_address): Cast value to
11848 unsigned HOST_WIDE_INT, not unsigned int.
11850 2002-03-31 Jakub Jelinek <jakub@redhat.com>
11852 PR middle-end/6096, middle-end/6098, middle-end/6099
11853 * reorg.c (emit_delay_sequence): Only increment LABEL_NUSES for
11855 (fill_slots_from_thread): Likewise.
11857 2002-03-31 Jakub Jelinek <jakub@redhat.com>
11859 * config/sparc/sparc.c (function_arg_record_value_1): Pass complex
11860 floating fields in float regs.
11861 (function_arg_record_value_2): Likewise.
11863 2002-03-31 Hans-Peter Nilsson <hp@bitrange.com>
11865 * config/mmix/mmix.md (define_constants): Remove misleading
11866 FIXME. Add MMIX_fp_rO_OFFSET.
11867 ("nonlocal_goto_receiver"): Don't have stack-frame address of
11868 saved rO as part of the pattern. Remove FIXME.
11869 ("*nonlocal_goto_receiver_expanded"): Similar. Generate address
11870 here, at output-time.
11872 2002-03-31 Jakub Jelinek <jakub@redhat.com>
11875 * config/sparc/sparc.c (output_cbranch): Use REG_BR_PROB, not
11877 (output_v9branch): Likewise.
11879 2002-03-31 Alexandre Oliva <aoliva@redhat.com>
11881 * gcc.c: Revert previous patch for now.
11882 * config/i386/djgpp.h: Likewise.
11884 2002-03-31 Hans-Peter Nilsson <hp@bitrange.com>
11886 * config/mmix/crti.asm (_init): Register _fini with atexit.
11887 * config/mmix/crtn.asm (_fini): Add omitted "POP 0,0".
11889 2002-03-31 Richard Henderson <rth@redhat.com>
11892 * config/alpha/elf.h (ASM_OUTPUT_DEF): Tidy.
11893 (ASM_OUTPUT_DEF_FROM_DECLS): New.
11895 2002-03-31 Richard Henderson <rth@redhat.com>
11897 * libgcc2.c (__bb_exit_func): Make static.
11899 * config/alpha/alpha.md (trap): New.
11901 2002-03-31 Richard Henderson <rth@redhat.com>
11903 * builtins.c (expand_builtin_va_arg): Give warnings not errors for
11904 promoted argument types; build trap.
11905 (expand_builtin_trap): New.
11906 (expand_builtin): Use it.
11907 * stmt.c (expand_nl_goto_receivers): Likewise.
11908 * expr.h (expand_builtin_trap): Declare.
11909 * libfuncs.h (LTI_abort, abort_libfunc): New.
11910 * optabs.c (init_optabs): Init abort_libfunc.
11912 2002-03-31 Alexandre Oliva <aoliva@redhat.com>
11914 * gcc.c (LIBGCC_SPEC): Folded %L and duplicate %G here...
11915 (LINK_COMMAND_SPEC): ... from here.
11916 (init_gcc_specs): Duplicate it here too, omitting
11917 shared_name in the second copy.
11918 (init_spec): Test for duplicate
11919 * config/i386/djgpp.h (LINK_COMMAND_SPEC): Remove `%L %G'.
11921 2002-03-30 David S. Miller <davem@redhat.com>
11923 * config/sparc/linux.h (HANDLE_PRAGMA_PACK_PUSH_POP): Define.
11924 * config/sparc/linux64.h (HANDLE_PRAGMA_PACK_PUSH_POP): Likewise.
11926 2002-03-30 Roger Sayle <roger@eyesopen.com>
11927 Richard Henderson <rth@redhat.com>
11929 * regmove.c (combine_stack_adjustments_for_block): Avoid
11930 emitting a stack adjustment of zero bytes. Let delete_insn
11933 2002-03-30 Richard Henderson <rth@redhat.com>
11935 * config/sparc/sparc.c: Remove all references to TARGET_EPILOGUE.
11936 (sparc_emitting_epilogue): New.
11937 (leaf_label, output_return, sparc_return_peephole_ok): Remove.
11938 * config/sparc/sparc-protos.h: Update.
11939 * config/sparc/sparc.h (MASK_EPILOGUE, TARGET_EPILOGUE): Remove.
11940 (TARGET_SWITCHES): Update.
11941 * config/sparc/sparc.md (return): Remove.
11942 (return_*): Use sparc_emitting_epilogue, not !TARGET_EPILOGUE.
11943 * config/sparc/freebsd.h, config/sparc/linux64.h, config/sparc/lite.h,
11944 config/sparc/liteelf.h, config/sparc/netbsd-elf.h,
11945 config/sparc/sol2-sld-64.h, config/sparc/sol2.h,
11946 config/sparc/sp64-aout.h, config/sparc/sp64-elf.h,
11947 config/sparc/sp86x-aout.h, config/sparc/sp86x-elf.h,
11948 config/sparc/splet.h, config/sparc/vxsparc64.h (TARGET_DEFAULT):
11949 Remove MASK_EPILOGUE.
11950 * doc/invoke.texi: Update.
11952 2002-03-30 Daniel Berlin <dan@dberlin.org>
11954 * dwarf2out.c (dwarf2out_define): Remove start_source_file call,
11955 CPP will start the file for us.
11957 2002-03-30 Richard Henderson <rth@redhat.com>
11960 * config/ia64/ia64.c (group_barrier_needed_p): Special case
11961 prologue_allocate_stack.
11962 (ia64_single_set): Use insn codes for recognition of special
11963 cases, not rtl matching.
11964 * config/ia64/ia64.md (prologue_allocate_stack): Op 3 is in-out.
11966 Sat Mar 30 23:48:41 CET 2002 Jan Hubicka <jh@suse.cz>
11968 * cfgbuild.c (find_basic_blocks_1): Clear aux for blocks.
11970 2002-03-30 Richard Henderson <rth@redhat.com>
11973 * config/sparc/sparc.h (OVERRIDE_OPTIONS): Don't override -fpic
11974 or -fomit-frame-pointer with profiling.
11975 (SUBTARGET_OVERRIDE_OPTIONS): Remove.
11976 (FUNCTION_PROFILER): Do nothing.
11977 (PROFILE_HOOK): New.
11978 * config/sparc/sparc.c (sparc_override_options): Don't check
11979 code models for profiling.
11980 (sparc_function_profiler): Remove.
11981 (sparc_profile_hook): New.
11982 * config/sparc/sparc-protos.h: Update.
11984 2002-03-30 Jakub Jelinek <jakub@redhat.com>
11986 PR optimization/6086
11987 * combine.c (combine_simplify_rtx): If simplify_rtx failed because
11988 of SUBREG of volatile MEM or because the MEM was mode dependent,
11989 return CLOBBER instead of unmodified SUBREG.
11991 Sat Mar 30 14:08:55 CET 2002 Jan Hubicka <jh@suse.cz>
11993 * local-alloc.c (local_alloc): Avoid call of update_equiv_regs
11994 when not optimizing.
11996 * toplev.c (rest_of_compilation): Cann mark_constant_function
11997 only when optimizing.
11999 * flow.c (calculate_global_regs_live): Ensure that all AUX fields
12002 * cfgcleanup.c (bb_flags): Add BB_NONTHREADABLE_BLOCK.
12003 (thread_jump): Set BB_NONTHREADABLE_BLOCK, check it.
12004 (try_optimize_cfg): clear all AUX fields.
12006 * i386.c (aligned_operand): Be prepared for SUBREGed registers.
12007 (ix86_decompose_address): Use REG_P instead of GET_CODE (...) == REG.
12008 (ix86_address_cost): Be prepared for SUBREGed registers.
12009 (legitimate_address_p): Accept SUBREGed registers.
12011 2002-03-29 Richard Henderson <rth@redhat.com>
12014 * expr.c (expand_expr): Pass along EXPAND_INITIALIZER one more place.
12016 2002-03-29 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
12018 * config/rs6000/rs6000.c (rs6000_va_arg): Correctly set register count
12019 for aggregate and TFmode types.
12021 2002-03-29 Hans-Peter Nilsson <hp@bitrange.com>
12023 * cfg.c (dump_flow_info): Guard against NULL regno_reg_rtx[i].
12025 2002-03-29 Richard Henderson <rth@redhat.com>
12028 * config/ia64/aix.h (CPP_PREDEFINES): Add -D_LP64.
12029 * config/ia64/hpux.h, config/ia64/linux.h: Likewise.
12031 2002-03-29 Richard Henderson <rth@redhat.com>
12034 * config/i386/i386.c (x86_arch_always_fancy_math_387): New.
12035 (override_options): Disable NO_FANCY_MATH_387 if the arch allows.
12036 * config/i386/i386.h (x86_arch_always_fancy_math_387): New.
12037 * config/i386/i386.md (sqrtxf2, sqrtextendsfxf2, sinxf2): Fix
12039 * docs/invoke.texi: Update -mno-fancy-math-387 docs.
12041 2002-03-29 Dale Johannesen <dalej@apple.com>
12043 * loop.c (combine_movables): Do allow combination of pseudos.
12045 2002-03-29 Loren J. Rittle <ljrittle@acm.org>
12047 * config.gcc (*-*-freebsd*): Enable creation of libgcc_s.so.
12048 * config/t-slibgcc-elf-ver (SHLIB_LC): Add macro and use it.
12049 No functional change except ...
12050 * config/t-slibgcc-nolc-override (SHLIB_LC): Override it. New file.
12051 * doc/install.texi (*-*-freebsd*): Document port configuration.
12053 2002-03-29 Neil Booth <neil@daikokuya.demon.co.uk>
12055 * Makefile.in (convert.o, calls.o, expmed.o): Update.
12056 * attribs.c (handle_mode_attribute, handle_vector_size_attribute):
12058 * builtin-types.def (BT_PTRMODE): Update.
12059 * c-common.c (type_for_size): Rename c_common_type_for_size.
12060 (type_for_mode): Similarly.
12061 (shorten_compare, pointer_int_sum, c_common_nodes_and_builtins):
12063 * c-bommon.h (c_common_type_for_size, c_common_type_for_mode): New.
12064 * c-decl.c (finish_enum, build_enumerator): Use new hooks.
12065 * c-lang.c (LANG_HOOKS_TYPE_FOR_MODE, LANG_HOOKS_TYPE_FOR_SIZE):
12067 * c-typeck.c (common_type, comptypes, default_conversion):
12069 * calls.c: Include langhooks.h.
12070 (emit_library_call_value_1): Use new hooks. Avoid redundant
12072 * convert.c: Include langhooks.h
12073 (convert_to_pointer, convert_to_integer): Use new hooks.
12074 * except.c (init_eh): Similarly.
12075 * expmed.c: Include langhooks.h.
12076 (expand_mult_add): Use new hooks.
12077 * expr.c (store_expr, store_constructor, expand_expr, do_jump,
12078 try_casesi): Similarly.
12079 * fold-const.c (optimize_bit_field_compare, make_range,
12080 decode_field_reference, fold_truthop, fold): Similarly.
12081 * function.c (assign_stack_local_1, assign_stack_temp_for_type,
12082 put_var_into_stack): Similarly.
12083 * langhooks-def.h (LANG_HOOKS_TYPE_FOR_MODE,
12084 LANG_HOOKS_TYPE_FOR_SIZE): New.
12085 (LANG_HOOKS_TYPES_INITIALIZER): Update.
12086 * langhooks.h (lang_hooks_for_types): New hooks.
12087 * stmt.c (expand_decl_cleanup, emit_case_nodes): Use new hooks.
12088 * tree.c (get_unwidened, get_narrower): Similarly.
12089 * tree.h (type_for_mode, type_for_size): Remove.
12090 * varasm.c (force_const_mem): Use new hooks.
12091 * utils2.c (nonbinary_modular_operation): Update.
12093 * objc-act.c (handle_impent): Update.
12094 * objc-lang.c (LANG_HOOKS_TYPE_FOR_MODE, LANG_HOOKS_TYPE_FOR_SIaZE):
12097 2002-03-29 Steve Ellcey <sje@cup.hp.com>
12099 * config/ia64/ia64.md (*ptr_extend_plus_1, *ptr_extend_plus_2): New.
12100 * config/ia64/ia64.c (basereg_operand): New.
12101 * config/ia64/ia64-protos.h (basereg_operand): Declare.
12102 * config/ia64/ia64.h (PREDICATE_CODES): Add basereg_operand.
12104 2002-03-29 Hans-Peter Nilsson <hp@bitrange.com>
12106 * config/mmix/mmix.c (mmix_target_asm_function_prologue): Correct
12107 unwind information when frame_pointer_needed.
12108 (mmix_assemble_integer): Tweak wording in comment.
12110 2002-03-29 Neil Booth <neil@daikokuya.demon.co.uk>
12112 * Makefile.in (except.o): Update.
12113 * except.c: Include langhooks.h.
12114 (init_eh): Use langhook.
12115 * langhooks-def.h (LANG_HOOKS_MAKE_TYPE,
12116 LANG_HOOKS_FOR_TYPES_INITIALIZER): New.
12117 (LANG_HOOKS_INITIALIZER): Update.
12118 * langhooks.h (lang_hooks_for_types): New.
12119 (struct lang_hooks): Add it.
12120 * tree.c (make_lang_type_fn, make_lang_type): Remove.
12121 * tree.h (make_lang_type_fn, make_lang_type): Remove.
12123 * alpha/alpha.c: Include langhooks.h.
12124 (alpha_build_va_list): Use langhook.
12125 * d30v/d30v.c: Include langhooks.h.
12126 (d30v_build_va_list): Use langhook.
12127 * i386/i386.c: Include langhooks.h.
12128 (ix86_build_va_list): Use langhook.
12129 * rs6000/rs6000.c (rs6000_build_va_list): Use langhook.
12130 * s390/s390.c: Include langhooks.h.
12131 (s390_build_va_list): Use langhook.
12132 * stormy16/stormy16.c: Include langhooks.h.
12133 (stormy16_build_va_list): Use langhook.
12135 2002-03-29 Jakub Jelinek <jakub@redhat.com>
12138 * config/sparc/sparc.md (empty_delay_slot, branch_type): New
12140 (length): Compute variable length for branches/calls/jumps here.
12141 (branch, inverted_branch, normal_fp_branch, inverted_fp_branch,
12142 normal_fpe_branch, inverted_fpe_branch): Remove length attribute,
12143 define branch_type attribute.
12144 (divsi3_sp32): Maximum length is 6 not 7.
12145 (call_address_struct_value_sp32, call_symbolic_struct_value_sp32,
12146 call_address_untyped_struct_value_sp32,
12147 call_symbolic_untyped_struct_value_sp32): Set length to 3 not 2.
12148 * config/sparc/sparc.c (empty_delay_slot): New function.
12149 * config/sparc/sparc.h (ADJUST_INSN_LENGTH): Remove.
12150 * config/sparc/sparc-protos.h (empty_delay_slot): Add prototype.
12152 2002-03-29 Jakub Jelinek <jakub@redhat.com>
12154 * combine.c (set_nonzero_bits_and_sign_copies): Don't call
12155 nonzero_bits if not needed.
12156 (nonzero_bits) [XOR]: Likewise.
12157 (nonzero_bits) [REG]: Use reg_last_set_nonzero_bits even if
12158 reg_last_set_mode and mode are both MODE_INT, but not equal.
12159 (record_value_for_reg): Compute reg_last_set_nonzero_bits
12160 in nonzero_bits_mode for MODE_INT modes.
12162 2002-03-28 Richard Henderson <rth@redhat.com>
12165 * config/alpha/osf.h (ASM_SPEC): Don't pass any special options
12166 to GAS. Correct drift between alternatives.
12168 2002-03-28 Richard Henderson <rth@redhat.com>
12171 * reload1.c (fixup_abnormal_edges): Move insn to edge via sequence.
12173 2002-03-28 Alexandre Oliva <aoliva@redhat.com>
12175 * config/i386/freebsd.h (LINK_SPEC): Don't pass default
12176 emulation to the linker.
12178 2002-03-28 Loren J. Rittle <ljrittle@acm.org>
12180 * config/alpha/freebsd.h (LINK_SPEC): Likewise.
12181 * config/sparc/freebsd.h (LINK_SPEC): Likewise.
12183 Thu Mar 28 16:35:31 2002 Jeffrey A Law (law@redhat.com)
12185 * combine.c (simplify_and_const_int): Make sure to apply mask
12186 when force_to_mode returns a constant integer. PR3311.
12188 2002-03-28 John David Anglin <dave@hiauly1.hia.nrc.ca>
12190 * pa-linux.h (LOCAL_LABEL_PREFIX): Define.
12192 2002-03-28 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
12194 * doc/invoke.texi (Warning Options): Refer to C++ Dialect Options
12195 and Objective-C Dialect Options.
12197 2002-03-28 Richard Henderson <rth@redhat.com>
12199 * config/alpha/alpha.c (alpha_emit_conditional_branch): TFmode NE
12200 comparison should be done vs !=0 not >0 return code. Tidy cases.
12202 2002-03-28 Richard Henderson <rth@redhat.com>
12204 * c-decl.c (finish_function): New arg can_defer_p. Pass it
12205 on to c_expand_body.
12206 * c-tree.h (finish_function): Update decl.
12207 * c-objc-common.c, c-parse.in, objc/objc-act.c: Update calls.
12209 Thu Mar 28 19:13:36 CET 2002 Jan Hubicka <jh@suse.cz>
12211 * ifcvt.c (if_convert): Clear aux_for_blocks early enought.
12213 Thu Mar 28 13:21:53 CET 2002 Jan Hubicka <jh@suse.cz>
12215 * rtlanal.c: Include flags.h
12216 (may_trap_p): Do not mark FP operations if trapping
12217 if !flag_trapping_math
12218 * Makefile.in (rtlanal.o): Add dependency on flag.h
12219 * ifcvt.c (noce_operand_ok): Avoid the lameness.
12221 2002-03-27 Zack Weinberg <zack@codesourcery.com>
12223 * mips.md: Use dconst1, not 1.0, as first argument of
12224 REAL_VALUE_LDEXP. Don't use union real_extract.
12226 2002-03-28 Alan Modra <amodra@bigpond.net.au>
12228 * configure.in (gcc_cv_as): Use $target_alias in directory searchs
12229 rather than $target. Heed program_prefix and
12230 program_transform_name. Search for gas in cross-compiler case too.
12231 "test -x" rather than "test -f".
12232 (gcc_cv_ld): Likewise.
12233 (gcc_cv_nm): Heed program_prefix and program_transform_name.
12234 (gcc_cv_objdump): Likewise.
12235 * configure: Regenerate.
12237 2002-03-27 Neil Booth <neil@daikokuya.demon.co.uk>
12239 * Makefile.in (attribs.o): Update.
12240 * attribs.c: Include langhooks.h.
12241 (decl_attributes): Use langhook.
12242 * c-decl.c (insert_default_attributes): Rename.
12243 * c-tree.h (c_insert_default_attributes): New.
12244 * langhooks-def.h (LANG_HOOKS_INSERT_DEFAULT_ATTRIBUTES):New.
12245 (LANG_HOOKS_INITIALIZER): Update.
12246 * langhooks.h (struct lang_hooks): New hook.
12247 * tree.h (insert_default_attributes): Remove.
12249 * objc-lang.c (LANG_HOOKS_INSERT_DEFAULT_ATTRIBUTES): Redefine.
12251 2002-03-27 Andreas Schwab <schwab@suse.de>
12253 * config/i386/i386.c (classify_argument): Also check for
12256 2002-03-27 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
12258 * doc/install.texi (alpha*-dec-osf*): Don't need --enable-libgcj
12261 Wed Mar 27 23:19:30 CET 2002 Jan Hubicka <jh@suse.cz>
12263 * i960.md (ret): Set PC.
12264 (nonlocal_goto): Fix expander.
12265 * builtins.c (epxand_builin_longjmp): Check that we've emitted
12268 Wed Mar 27 23:11:35 CET 2002 Jan Hubicka <jh@suse.cz>
12270 * optabs.c (emit_no_conflict_block, emit_libcall_block): Avoid nesting
12271 of libcall regions.
12273 Wed Mar 27 22:54:14 CET 2002 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
12275 * cfgrtl.c (merge_blocks_nomove): Use set_block_for_insn instead of
12276 assigning to BLOCK_FOR_INSN directly.
12278 Wed Mar 27 22:33:05 CET 2002 Jan Hubicka <jh@suse.cz>
12280 * i386.c (ix86_output_addr_diff_elt): Remove binutils bug workaround.
12282 2002-03-27 Neil Booth <neil@daikokuya.demon.co.uk>
12284 * c-common.c (c_expand_expr): Fix prototype.
12285 * c-common.h (c_expand_expr): Always declare, update.
12286 * c-lang.c (LANG_HOOKS_EXPAND_EXPR): Redefine.
12287 * c-objc-common.c (c_objc_common_init): No global hook.
12288 * expr.c (expand_expr): Use langhook.
12289 * expr.h (enum expand_modifier): Conditionally declare.
12290 * langhooks-def.h (lhd_expand_expr, LANG_HOOKS_EXPAND_EXPR): New.
12291 (LANG_HOOKS_INITIALIZER): Update.
12292 * langhooks.c (lhd_expand_expr): New.
12293 * langhooks.h (struct lang_hooks): New hook.
12294 * toplev.c (lang_expand_expr_t, lang_expand_expr): Delete.
12295 (lang_independent_init): Don't default hook.
12297 * objc-lang.c (LANG_HOOKS_EXPAND_EXPR): Redefine.
12299 2002-03-27 Richard Henderson <rth@redhat.com>
12302 * config/ia64/ia64.c (ia64_expand_call): Use pic patterns for
12303 TARGET_CONST_GP. Simplify conditions.
12305 2002-03-27 Richard Henderson <rth@redhat.com>
12307 * config/sparc/freebsd.h, config/sparc/linux.h, config/sparc/linux64.h,
12308 config/sparc/netbsd-elf.h, config/sparc/pbd.h, config/sparc/sol2.h,
12309 config/sparc/vxsim.h (LOCAL_LABEL_PREFIX): Define.
12311 2002-03-27 Danny Smith <dannysmith@users.sourceforge.net>
12313 * config/i386/cygwin.h (TARGET_DLL, TARGET_WIN32,
12314 TARGET_CYGWIN, TARGET_WINDOWS): Remove unused switches.
12315 (MASK_DLL, MASK_WIN32, MASK_CYGWIN, MASK_WINDOWS):
12316 Remove unnecessary masks.
12317 (MASK_NOP_FUN_DLLIMPORT): Use an unused an bit.
12318 (SUBTARGET_SWITCHES): Use empty masks for -mwin32, -mcygwin,
12319 -mwindows, -mdll switches and their negations.
12321 2002-03-27 Neil Booth <neil@daikokuya.demon.co.uk>
12323 * gcc-common.c (lang_mark_false_label_stack): Remove.
12324 * ggc.h (lang_mark_false_label_stack): Similarly.
12326 2002-03-26 Vladimir Makarov <vmakarov@redhat.com>
12328 * pa/pa-pro-end.h (CPP_PREDEFINES): Add -D__pro__.
12330 * pa/lib2funcs.asm: Don't use .SPACE and .SUBSPACE if __pro__
12331 or __rtems_ is defined.
12333 2002-03-26 Richard Henderson <rth@redhat.com>
12335 * config/alpha/alpha.c (alpha_emit_set_const): Add a REG_EQUAL note
12336 if a non-trivial load was emitted.
12337 (alpha_emit_set_const_1): Remove obsolete extension. Fix thinko
12338 in high+extra+low case.
12340 2002-03-26 Richard Henderson <rth@redhat.com>
12342 * config.gcc (sparc*-solaris): Use float_format=sparc.
12344 2002-03-26 Richard Henderson <rth@redhat.com>
12346 * config/sparc/sparc.h (MAX_WCHAR_TYPE_SIZE): Don't define.
12347 * config/sparc/linux-aout.h (MAX_WCHAR_TYPE_SIZE): Don't undef.
12348 * config/sparc/linux.h, config/sparc/linux64.h: Likewise.
12349 * config/sparc/sol2.h (WCHAR_TYPE, WCHAR_TYPE_SIZE): Redefine.
12350 (WINT_TYPE_SIZE): Fix at 32.
12352 2002-03-26 Richard Henderson <rth@redhat.com>
12354 * toplev.c (rest_of_compilation): Delay emit_initial_value_sets
12355 until after eh landing pad generation.
12356 * config/alpha/alpha.c (alpha_gp_save_rtx): Use gen_mem_addressof.
12357 * config/alpha/alpha.md (exception_receiver_2): Only accept MEMs.
12359 2002-03-26 Richard Henderson <rth@redhat.com>
12361 * expr.h (ADD_PARM_SIZE): One more convert for INC.
12363 2002-03-26 Phil Edwards <pme@gcc.gnu.org>
12365 * gcc.c (cpp_options): Preserve relative ordering of -pedantic
12366 and warning switches.
12367 (cc1_options): Likewise.
12369 2002-03-26 Hans Boehm <Hans_Boehm@hp.com>
12371 * config/ia64/linux.h (MD_FALLBACK_FRAME_STATE_FOR):
12372 Restore more of the signal context. Set no_reg_stack_frame.
12373 * config/ia64/unwind-ia64.c (unw_state_record):
12374 Add no_reg_stack_frame, comments.
12375 (uw_frame_state_for): Initialize when field to UNW_WHEN_NEVER.
12376 (uw_update_context): Adjust bsp when unwinding from leaf,
12377 but not signal frame.
12379 2002-03-26 David Edelsohn <edelsohn@gnu.org>
12381 * config/rs6000/aix51.h (WCHAR_TYPE): Define.
12383 2002-03-26 Bob Wilson <bob.wilson@acm.org>
12385 * config/xtensa/xtensa.c (xtensa_va_arg): Handle variable-sized types.
12387 2002-03-26 Richard Earnshaw <rearnsha@arm.com>
12390 * arm.md (define_asm_attributes): Reapply patch of Thu Sep 9, 1999:
12391 "Add a pool_range attribute", which was lost during the ARM/Thumb
12394 2002-03-26 Bob Wilson <bob.wilson@acm.org>
12396 * config/xtensa/xtensa.c (xtensa_valid_move): Allow move from
12397 a register into the MAC16 accumulator.
12399 2002-03-26 Andrew Cagney <ac131313@redhat.com>
12401 * doc/invoke.texi (Option Summary): Mention -Wswitch-enum.
12402 (Warning Options): Document -Wswitch-enum.
12403 * toplev.c (W_options): Add -Wswitch-enum. Update comment on
12405 (warn_switch_enum): Define variables.
12406 * flags.h (warn_switch_enum): Declare variables.
12407 * stmt.c (expand_end_case_type): When warn_switch_enum /
12408 -Wswitch-enum, perform switch checks.
12411 2002-03-26 Richard Earnshaw <rearnsha@arm.com>
12413 * arm.md (reload_mulsi3, reload_mulsi_compare0, reload_muladdsi)
12414 (reload_mulsi_compare0_scratch, reload_muladdsi_compare0)
12415 (reload_muladdsi_compare0_scratch): Delete.
12417 2002-03-26 Loren J. Rittle <ljrittle@acm.org>
12419 * doc/install.texi (*-*-freebsd*): Update.
12421 2002-03-26 Richard Henderson <rth@redhat.com>
12423 * expr.h (ADD_PARM_SIZE): Cast INC to ssizetype.
12424 (SUB_PARM_SIZE): Cast DEC to ssizetype.
12426 * config/alpha/alpha.c (alpha_va_arg): Read MUST_PASS_IN_STACK
12427 types from the normal argument frame.
12429 * config/sparc/sparc.c (function_arg_pass_by_reference): Pass
12430 variable sized objects by reference.
12431 (sparc_va_arg): Receive them by reference too.
12433 2002-03-26 Hartmut Penner <hpenner@de.ibm.com>
12435 * config/s390/s390.c (s390_emit_epilogue): Change epilogue
12436 code to not restoring global registers.
12438 2002-03-26 Neil Booth <neil@daikokuya.demon.co.uk>
12440 * Makefile.in (ggc-common.o): Update.
12441 * c-decl.c (lang_mark_tree): Rename c_mark_tree.
12442 * c-lang.c (LANG_HOOKS_MARK_TREE): Redefine.
12443 * c-tree.h (c_mark_tree): New.
12444 * ggc-common.c: Include langhooks.h.
12445 (gcc_mark_trees): Use new langhook.
12446 * ggc-callbacks.c: Delete file.
12447 * ggc.h (lang_mark_tree): Remove.
12448 * langhooks-def.h (LANG_HOOKS_MARK_TREE): New.
12449 (LANG_HOOKS_INITIALIZER): Update.
12450 * langhooks.h (struct lang_hooks): New hook.
12452 * objc-lang.c (LANG_HOOKS_MARK_TREE): Redefine.
12454 2002-03-25 Zack Weinberg <zack@codesourcery.com>
12456 * doc/cpp.texi: Exclude entire Top node from printed manual.
12457 Move option index after directive index. Insert page breaks
12458 before GFDL and concept index. Index environment variables
12459 with command line options.
12460 * doc/cppenv.texi: Use @vtable for environment variable list.
12461 Add paragraph explaining semantics of empty elements in path
12462 variables. Exclude a cross-reference to Fishkill from the
12463 manpage. Remove an unnecessary cross-reference of the entry
12464 right above the referer. Don't use @anchor in text that goes
12466 * doc/cppopts.texi: Cross-reference the environment variables
12467 section, not the specific environment variable, for consistency.
12469 2002-03-25 Richard Henderson <rth@redhat.com>
12471 * recog.c (peephole2_optimize): Distribute EH_REGION -1 notes
12472 anywhere in the block. Don't refer to insns that have been
12473 removed from the chain. Iterate backward through the new insns.
12474 Don't refer to edges that have been removed.
12476 2002-03-26 Alan Modra <amodra@bigpond.net.au>
12478 * combine.c (simplify_comparison <ASHIFTRT, LSHIFTRT>): Correct
12479 test for overflow of constant.
12481 2002-03-25 Richard Earnshaw <rearnsha@arm.com>
12484 * arm.md (loadhi_preinc, loadhi_predec, loadhi_shiftpreinc)
12485 (loadhi_shiftpredec, loadhi-with-writeback peephole): Don't use
12486 these patterns on arm_archv4.
12488 2002-03-25 Danny Smith <dannysmith@sourceforge.users.net>
12490 * config/i386/mingw32.h (WINT_TYPE): Define as "short unsigned
12493 2002-03-25 Zack Weinberg <zack@codesourcery.com>
12495 * toplev.c: Don't include setjmp.h. Kill float_handler_set,
12496 float_handled, float_handler, float_signal, set_float_handler,
12497 and do_float_handler. Set handler for SIGFPE to crash_signal.
12498 * toplev.h: Don't prototype do_float_handler.
12500 * c-lex.c: Fold parse_float into lex_number. Make warning
12501 about portability of hex float constants more informative, and
12502 don't issue it on top of a syntax error.
12503 * fold-const.c: Fold const_binop_1 and fold_convert_1 into
12505 * real.h: Define REAL_VALUE_ABS here...
12506 * simplify-rtx.c: ... not here. Fold check_fold_consts,
12507 simplify_unary_real, simplify_binary_real, and
12508 simplify_binary_is2orm1 into their callers.
12509 * tree.c: Fold build_real_from_int_cst_1 into caller.
12511 * doc/tm.texi: Document REAL_VALUE_ABS and REAL_VALUE_NEGATIVE.
12513 * tsystem.h: Include float.h here...
12514 * libgcc2.c: ... not here.
12516 2002-03-25 Nick Clifton <nickc@cambridge.redhat.com>
12518 Fixes for: PR bootstrap/3591, target/5676
12519 * config/mcore/mcore.h (CC1_SPEC): Define only if not already
12520 defined. Do not disable exceptions or rtti.
12521 * config/mcore/mcore-pe.h (CC1_SPEC): Define before including
12522 mcore.h. Disable exceptions and rtti, since they are not
12525 2002-03-25 Neil Booth <neil@daikokuya.demon.co.uk>
12527 * c-decl.c (maybe_build_cleanup): Remove.
12528 * expr.c (expand_expr): Use langhook.
12529 * langhooks-def.h (lhd_return_null_tree,
12530 LANG_HOOKS_MAYBE_BUILD_CLEANUP): New.
12531 (LANGHOOKS_INITIALIZER): Update.
12532 * langhooks.c (lhd_return_null_tree): New.
12533 * langhooks.h (struct lang_hooks): New hook.
12534 * tree-inline.c (initialize_inlined_parameters): Use langhook.
12535 * tree.h (maybe_build_cleanup): Remove.
12537 2002-03-25 Jakub Jelinek <jakub@redhat.com>
12539 * regrename.c (build_def_use): Move recog_memoized
12540 before extract_insn.
12542 2002-03-25 Jakub Jelinek <jakub@redhat.com>
12545 * expr.c (emit_group_store): Handle storing into CONCAT.
12547 2002-03-25 Jakub Jelinek <jakub@redhat.com>
12549 * regrename.c (build_def_use): Share RTL between MATCH_OPERATOR and
12550 corresponding MATCH_DUP.
12552 2002-03-24 Richard Henderson <rth@redhat.com>
12554 * unroll.c (unroll_loop): Zero label_map.
12556 * gcse.c: Include except.h.
12557 * Makefile.in (gcse.o): Update.
12559 2002-03-24 Richard Henderson <rth@redhat.com>
12561 * varasm.c (asm_emit_uninitialised): Revert 2002-03-14 change.
12562 Do resolve_unique_section before shared data clause.
12564 2002-03-24 Richard Henderson <rth@redhat.com>
12566 * config/alpha/elf.h (STARTFILE_SPEC): Use crtbeginT with -static.
12568 2002-03-24 Richard Henderson <rth@redhat.com>
12570 * recog.c (peephole2_optimize): Split blocks when EH insns are
12571 generated in the middle of a block. Do global life update if
12574 2002-03-24 Richard Henderson <rth@redhat.com>
12576 * mips.c (mips_function_value): Only promote_mode for non-libcalls.
12578 2002-03-24 Neil Booth <neil@daikokuya.demon.co.uk>
12581 * gcc.c (cpp_options): Pass -MD through as -MD not -M -MF.
12582 * cppinit.c (cpp_handle_option): Set no_ouput if -MD or -MMD.
12583 (init_dependency_output): Don't make no_output decision here.
12585 2002-03-24 Andrew Cagney <ac131313@redhat.com>
12587 * stmt.c (check_for_full_enumeration_handling): Remove tests of
12588 warn_switch. Update description.
12589 (expand_end_case_type): Call check_for_full_enumeration_handling
12592 2002-03-24 Stephane Carrez <Stephane.Carrez@worldnet.fr>
12594 * config/m68hc11/m68hc11.c (m68hc11_autoinc_compatible_p): New function.
12595 (m68hc11_split_move): Call it to see if the source and destination
12596 operands use the same direction auto inc/dec mode, otherwise make the
12597 source an offsetable memory operand and generate an add.
12599 2002-03-24 Stephane Carrez <Stephane.Carrez@worldnet.fr>
12601 * config/m68hc11/m68hc11.md ("*subsi3_zero_extendhi"): Allow address
12602 register for operand 2.
12603 ("*subsi3_zero_extendqi"): Likewise.
12604 ("*iorhi3_gen"): Do the operation on the upper bits and then lower
12605 bits so that it is compatible with a pop.
12606 ("*andhi3_gen"): Likewise.
12607 ("xorhi3"): Likewise.
12609 2002-03-24 Neil Booth <neil@daikokuya.demon.co.uk>
12611 * cppinit.c (cpp_handle_option): Set warn_endif_labels if
12613 (cpp_post_options): ... not here.
12615 2002-03-24 Neil Booth <neil@daikokuya.demon.co.uk>
12616 Aldy Hernandez <aldyh@redhat.com>
12618 Removal of separate preprocessor cpp0.
12620 * Makefile.in (GCC_PASSES, STAGESTUFF, LIBCPP_OBJS,
12621 cpp0, install-common): Update.
12622 * c-common.c (flag_preprocess_only): New.
12623 (c_common_init): Preprocess for -E.
12624 * c-common.h (flag_preprocess_only): New.
12625 * c-decl.c (c_decode_option): Handle -E and -std=c++98.
12626 * c-objc-common.c (c_init_decl_processing): Exit quickly
12627 for NULL return from c_common_init.
12628 * cpplib.h (cpp_preprocess_file): New.
12629 * cppmain.c (main, general_init, pfile, progname): Remove.
12630 (do_preprocessing): Rename cpp_preprocess_file, don't call
12631 cpp_finish. Don't close stdout here.
12632 (setup_callbacks): Update prototype.
12633 * gcc.c (trad_capable_cpp, cpp_unique_options, default_compilers):
12635 * tradcpp.c (main): Ignore -quiet.
12637 * lang-specs.h (default_compilers): Preprocess with cc1obj.
12639 2002-03-24 Richard Henderson <rth@redhat.com>
12641 PR optimization/5742
12642 * machmode.def: Add inner mode field to complex modes.
12643 * config/mips/mips.c (mips_function_value): Always define. Add
12644 new argument to handle libcalls.
12645 * config/mips/mips.h (LIBCALL_VALUE): Use mips_function_value.
12646 (FUNCTION_VALUE): Likewise.
12647 * config/mips/abi64.h (FUNCTION_VALUE): Remove.
12648 * config/mips/mips-protos.h: Update.
12650 2002-03-23 Richard Henderson <rth@redhat.com>
12652 * config/sparc/sparc.c (sparc_emit_floatunsdi): New.
12653 * config/sparc/sparc-protos.h: Update.
12654 * config/sparc/sparc.md (floatunsdisf2, floatunsdidf2): New.
12656 2002-03-23 Richard Henderson <rth@redhat.com>
12658 * config/sparc/gmon-sol2.c (internal_mcount): Assume either
12659 _start or _init begins the text segment.
12661 2002-03-23 David Edelsohn <edelsohn@gnu.org>
12663 * config/rs6000/rs6000.h (RETURN_IN_MEMORY): Cast to HOST_WIDE_INT
12664 not HOST_WIDEST_INT.
12665 (RS6000_ARG_SIZE): Remove unsigned cast of int_size_in_bytes.
12667 2002-03-23 Richard Earnshaw <rearnsha@arm.com>
12670 * arm.md (return, sibcall_epilogue): Pass const_true_rtx as the
12671 operand argument to output_return_instruction.
12672 * arm.c (arm_print_operand, case 'd'): If the operand is
12673 const_true_rtx then just return.
12674 (arm_print_operand, case 'D'): If the operand is const_true_rtx
12677 2002-03-23 Andrew Cagney <ac131313@redhat.com>
12679 * doc/invoke.texi (Option Summary): Mention -Wswitch-default.
12680 (Warning Options): Document -Wswitch-default.
12681 * toplev.c (W_options): Add -Wswitch-default. Update comment on
12683 (warn_switch_default): Define variable.
12684 (warn_switch): Update comment.
12685 * flags.h (warn_switch_default): Declare variable.
12686 (warn_switch): Update comment.
12687 * stmt.c (expand_end_case): Check for and, when
12688 warn_switch_no_default, warn of a missing default case.
12690 2002-03-23 Alan Modra <amodra@bigpond.net.au>
12692 * real.h (N): Special case 128 bit doubles.
12694 * combine.c (simplify_comparison): When widening modes, ignore
12695 sign extension on CONST_INTs.
12697 2002-03-22 Bob Wilson <bob.wilson@acm.org>
12699 * config/xtensa/xtensa.c (print_operand): Fix incorrect mode
12700 passed to adjust_address. Fix comment formatting.
12703 2002-03-22 Zack Weinberg <zack@codesourcery.com>
12705 * real.h: Don't define REAL_INFINITY or REAL_IS_NOT_DOUBLE.
12706 Always make REAL_VALUE_TYPE a struct containing an array of
12707 HOST_WIDE_INT, not a double. Tidy up the code deciding how
12708 big it is. Don't declare or use union real_extract.
12710 * emit-rtl.c (init_emit_once), varasm.c (immed_real_const_1,
12711 decode_rtx_const, output_constant_pool), config/a29k/a29k.c
12712 (print_operand), config/arm/arm.c (output_move_double),
12713 config/arm/arm.md (consttable_4, consttable_8),
12714 config/romp/romp.c (output_fpops), config/s390/s390.h
12715 (ASM_OUTPUT_SPECIAL_POOL_ENTRY), config/xtensa/xtensa.c
12716 (xtensa_output_literal): Don't use union real_extract.
12718 * config/dsp16xx/dsp16xx.c (print_operand), config/i860/i860.c
12719 (sfmode_constant_to_ulong), config/ns32k/merlin.h
12720 (PRINT_OPERAND), config/ns32k/ns32k.c (print_operand),
12721 config/pdp11/pdp11.h (PRINT_OPERAND), config/we32k/we32k.h
12722 (PRINT_OPERAND): Don't use local version of union
12725 * config/convex/convex.c (check_float_value), config/vax/vax.c
12726 (vax_float_literal), config/m88k/m88k.md (divdf3),
12727 config/dsp16xx/dsp16xx.md (fixuns_trunchfhi2),
12728 config/pdp11/pdp11.c (output_move_quad): Don't do host
12729 arithmetic on target floating point quantities.
12731 * config/a29k/a29k.md, config/dsp16xx/dsp16xx.c
12732 (output_dsp16xx_float_const): Don't test HOST_FLOAT_FORMAT.
12734 * fold-const.c (fold), simplify-rtx.c (simplify_binary_real):
12735 Use MODE_HAS_INFINITIES rather than #ifdef REAL_INFINITY.
12737 * real.c (earith): Test INFINITY rather than REAL_INFINITY;
12738 NANS implies INFINITY, so can drop #ifdef NANS inside #ifndef
12740 * print-rtl.c (print_rtx): Disable code which needs
12741 floating-point emulator.
12742 * libgcc2.c: Include float.h and use DBL_MANT_DIG,
12743 FLT_MANT_DIG, to define DF_SIZE and SF_SIZE, rather than
12744 depending on HOST_FLOAT_FORMAT to be defined properly.
12746 * config/1750a/1750a.c (get_double, float_label): Delete.
12747 (print_operand): Delete huge commented-out chunk. Use
12748 REAL_VALUE_TO_DECIMAL.
12749 * config/1750a/1750a-protos.h: Delete prototypes of deleted
12751 * config/convex/convex.h: Always set TARGET_FLOAT_FORMAT to
12753 * config/i370/i370.h (PRINT_OPERAND [TARGET_HLASM version]):
12754 Use REAL_VALUE_TO_DECIMAL as ELF version does.
12755 * config/m88k/m88k.c (real_power_of_2_operand,
12756 legitimize_operand): Take the REAL_VALUE_TYPE and/or union
12757 real_extract out of the union; run the input through
12758 REAL_VALUE_TO_TARGET_DOUBLE, then plug the pair of longwords
12759 from that into the union.
12760 * config/pdp11/pdp11.c (output_move_double): Rearrange
12761 parentheses to make automatic indenter happy.
12763 * doc/tm.texi (Cross-compilation): Rename node to "Floating
12764 Point" and rewrite to describe current situation. Also adjust
12765 documentation of REAL_VALUE_TO_TARGET_SINGLE and friends to
12767 * doc/rtl.texi: Adjust cross reference.
12769 2002-03-22 Bob Wilson <bob.wilson@acm.org>
12771 * config/xtensa/xtensa-protos.h (non_acc_reg_operand): Remove.
12772 (xtensa_valid_move, xtensa_preferred_reload_class): Define.
12773 * config/xtensa/xtensa.c (non_acc_reg_operand): Remove.
12774 (xtensa_valid_move, xtensa_preferred_reload_class): Define to
12775 prevent use of sp as a reload register.
12776 (xtensa_emit_move_sequence): Use xtensa_valid_move instead of
12777 non_acc_reg_operand.
12778 * config/xtensa/xtensa.h (PREDICATE_CODES): Remove non_acc_reg_operand.
12779 (PREFERRED_RELOAD_CLASS): Move code to xtensa_preferred_reload_class.
12780 * config/xtensa/xtensa.md (movsi_internal, movhi_internal,
12781 movqi_internal): Use xtensa_valid_move instead of non_acc_reg_operand.
12783 2002-03-22 Neil Booth <neil@daikokuya.demon.co.uk>
12785 * cpphash.h (struct cpp_reader): Remove mls_line and mls_col.
12786 * cpplex.c (unterminated): Delete.
12787 (parse_string): No string literal may extend over multiple
12788 lines. Suppress the error when preprocessing assembly.
12789 * cppmain.c (scan_translation_unit): Strings are single-line.
12791 * doc/cpp.texi: Update to match.
12793 2002-03-22 Jakub Jelinek <jakub@redhat.com>
12795 PR optimization/5854
12796 * config/m68hc11/m68hc11.h (CONST_OK_FOR_LETTER_VALUE_P): Use K for 0.
12798 (CONST_DOUBLE_OK_FOR_LETTER_P): Use G for 0.0.
12799 (EXTRA_CONSTRAINT): Use S for non-push memory operand.
12800 * config/m68hc11/m68hc11.c (m68hc11_split_move): Handle setting from
12801 const0 if scratch register was not allocated.
12802 (m68hc11_reload_operands, m68hc11_gen_lowpart, m68hc11_gen_highpart,
12803 m68hc11_z_replacement): Replace gen_rtx (CONST_INT, VOIDmode, ...)
12804 with GEN_INT (...).
12805 (m68hc11_reorg): Compute BLOCK_FOR_INSN before reload_cse_regs.
12806 * config/m68hc11/m68hc11.md: Replace gen_rtx (CONST_INT, VOIDmode, ...)
12807 with GEN_INT (...) everywhere. Remove constraints in define_split
12809 (movdi_internal, movdf_internal, movsi_internal, movsf_internal): Don't
12810 require scratch register for setting 0 into regs/non-pushable memory.
12812 2002-03-22 Alexandre Oliva <aoliva@redhat.com>
12814 * config/mips/mips.h (MASK_RETURN_ADDR): Define.
12815 (TARGET_PTRMEMFUNC_VBIT_LOCATION): Define.
12817 2002-03-22 Phil Edwards <pme@gcc.gnu.org>
12819 * cpplib.h (struct cpp_options): New member, warn_endif_labels.
12820 * cppinit.c (cpp_create_reader): On by default.
12821 (cpp_handle_option): Handle -W[no-]endif-labels.
12822 (cpp_post_options): Also enable if -pedantic.
12823 * cpplib.c (do_else): Use it.
12824 (do_endif): Likewise.
12825 * doc/cppopts.texi: Document new option.
12826 * doc/invoke.texi: Document new option.
12828 2002-03-22 Lars Brinkhoff <lars@nocrew.org>
12830 * config/i386/i386.c, config/i386/i386.md: Change all occurences
12831 of GEN_INT (trunc_int_for_mode (...)) to gen_int_mode (...).
12833 2002-03-22 Alexandre Oliva <aoliva@redhat.com>
12835 * flow.c (calculate_global_regs_live): Clear aux fields of
12838 2002-03-22 Jakub Jelinek <jakub@redhat.com>
12840 * config/v850/v850.c (v850_reorg): Only call alter_subreg on
12841 REG or MEM subregs, pass rtx * instead of rtx to it.
12842 * config/i860/i860.c (output_delayed_branch, output_delay_insn): Pass
12843 rtx * instead of rtx to alter_subreg.
12844 * config/m32r/m32r.c (gen_split_move_double): Likewise.
12845 * config/pj/pj.c (pj_output_rval): Likewise.
12847 2002-03-22 Richard Henderson <rth@redhat.com>
12850 * config/ia64/ia64.h (CUMULATIVE_ARGS): Add int_regs.
12851 (INIT_CUMULATIVE_ARGS, INIT_CUMULATIVE_INCOMING_ARGS): Update.
12852 * config/ia64/ia64.c (ia64_function_arg_advance): Set int_regs.
12853 (ia64_expand_prologue): Look at int_regs, not words, for number
12854 of incomming int regs.
12856 2002-03-22 Andrew MacLeod <amacleod@redhat.com>
12858 * expr.c (expand_expr): A RESULT_DECL is part of a call.
12860 Fri Mar 22 16:30:42 CET 2002 Jan Hubicka <jh@suse.cz>
12862 * toplev.c (flag_loop_optimize, flag_crossjumping):
12863 New static variables.
12864 (rest_of_compilation): Conditionalize crossjumping and
12866 (parse_options_and_default_flags): Default loop_optimize and
12868 (lang_independent_options): Add -fcrossjumping and -floop-optimize
12869 * invoke.texi (crossjumping, loop-optimize): Document.
12871 2002-03-22 Richard Sandiford <rsandifo@redhat.com>
12873 * real.c (eiisneg): Move outside #ifdef NANS.
12875 Fri Mar 22 12:08:36 CET 2002 Jan Hubicka <jh@suse.cz>
12877 * cfgcleanup.c (outgoing_edges_math): Fix condition; relax
12878 frequencies match; avoid match on different loop depths.
12879 (try_crossjump_to_bb): Kill tests that no longer brings time
12881 * cfgrtl.c (force_nonfallthru_and_redirect): Fix loop_depth
12883 (split_edge): Likewise.
12885 * flow.c (update_life_info_in_dirty_blocks): Fix uninitialized
12888 * Makefile.in (cfgrtl): Add insn-config.h depenendency.
12889 * cfgrtl.c: Include insn-config.h
12890 (split_block) Dirtify block in presence of conditional execution
12892 2002-03-22 Richard Sandiford <rsandifo@redhat.com>
12894 * config/mips/abi64.h (SETUP_INCOMING_VARARGS): Undefine.
12895 * config/mips/mips-protos.h (mips_setup_incoming_varargs): Declare.
12896 (function_arg): Constify CUMULATIVE_ARGS.
12897 (function_arg_partial_nregs, function_arg_pass_by_reference): Likewise.
12898 * config/mips/mips.h (UNITS_PER_FPVALUE): Zero when TARGET_SOFT_FLOAT.
12899 (UNITS_PER_DOUBLE): New macro.
12900 (SETUP_INCOMING_VARARGS): Define. Use mips_setup_incoming_varargs.
12901 (CUMULATIVE_ARGS): Reformat. Remove num_adjusts workaround and
12902 last_arg_fp field. Replace arg_words and fp_arg_words with gp_regs,
12903 fp_regs and stack_words.
12904 (EABI_FLOAT_VARARGS_P): New macro.
12905 * config/mips/mips.c (struct mips_arg_info): New.
12906 (mips_arg_info): New function.
12907 (function_arg_advance): Use it. Add adjustment instructions here
12908 rather than in function_arg.
12909 (function_arg): Constify CUMULATIVE_ARGS. Use mips_arg_info. Check
12910 for VOIDmode at the beginning of the function.
12911 (function_partial_nregs): Constify CUMULATIVE_ARGS. Use mips_arg_info.
12912 (function_arg_pass_by_reference): Likewise.
12913 (mips_setup_incoming_varags): New, largely based on old abi64.h code.
12914 (mips_build_va_list): Test EABI_FLOAT_VARARGS_P.
12915 (mips_va_start): Likewise. Use the new stack_words field of
12916 CUMULATIVE_ARGS to set up overflow area. Reformat.
12917 (mips_va_arg): Test EABI_FLOAT_VARARGS_P. Unify EABI handling of
12918 doubles and other types, aligning the overflow pointer for non-doubles
12919 too. Remove some code duplication. Replace hard-coded constants.
12921 2002-03-22 Richard Sandiford <rsandifo@redhat.com>
12923 * config/mips/mips.h (FUNCTION_ARG_REGNO_P): Simplify.
12924 (CLASS_UNITS): Undefine.
12925 (CLASS_MAX_NREGS): Use FP_INC.
12926 * config/mips/mips.c (compute_frame_size): Likewise.
12927 (override_options): Use FP_INC and UNITS_PER_FPVALUE.
12929 2002-03-22 Neil Booth <neil@daikokuya.demon.co.uk>
12931 * cpplex.c (parse_identifier_slow): Rename parse_slow, adjust
12932 prototype, and handle lexing numbers and identifiers.
12933 (parse_identifier): Update to new form of parse_slow.
12934 (parse_number): Fast path only, use parse_slow otherwise.
12935 (_cpp_lex_direct): Update calls to parse_number.
12937 2002-03-21 DJ Delorie <dj@redhat.com>
12939 * bb-reorder.c (make_reorder_chain_1): Protect against
12940 when redundant edges are omitted.
12941 * predict.c (dump_prediction): Likewise.
12943 2002-03-21 Richard Henderson <rth@redhat.com>
12946 * fixinc/inclhack.def (solaris_stdio_tag): New.
12947 * fixinc/fixincl.x: Regenerate.
12949 2002-03-21 Eric Botcazou <ebotcazou@multimania.com>
12952 * c-typeck.c (process_init_element): Flag non-static
12953 initialization of a flexible array member as illegal.
12955 2002-03-22 Alan Modra <amodra@bigpond.net.au>
12957 * config/rs6000/t-linux64: New.
12958 * config.gcc (powerpc64-*-linux* <tmake_file>): Drop t-ppcos and
12959 t-ppccomm. Use t-rs6000 and t-linux64.
12960 (powerpc64-*-gnu* <tmake_file>): Likewise.
12961 * mklibgcc.in (SHLIB_MKMAP_OPTS): New variable.
12962 * mkmap-symver.awk (dotsyms): If set, output .foo as well as foo.
12963 * Makefile.in (SHLIB_MKMAP_OPTS): Pass to mklibgcc.
12965 2002-03-21 Aldy Hernandez <aldyh@redhat.com>
12967 * langhooks.c (lhd_tree_inlining_cannot_inline_tree_fn): Check
12968 flag_really_no_inline instead of optimize == 0.
12970 * c-objc-common.c (c_cannot_inline_tree_fn): Same.
12972 * cp/tree.c (cp_cannot_inline_tree_fn): Same.
12974 * flags.h (flag_really_no_inline): New.
12976 * c-common.c (c_common_post_options): Initialize
12977 flag_really_no_inline.
12979 * toplev.c (flag_really_no_inline): New.
12981 2002-03-21 Jakub Jelinek <jakub@redhat.com>
12983 * config/avr/avr.md (length): Fix length computation for
12984 conditional branches.
12986 2002-03-21 Neil Booth <neil@daikokuya.demon.co.uk>
12988 * Makefile.in (fold-const.o, stor-layout.o, stmt.o,
12989 sdbout.o, profile.o): Update.
12990 * c-common.c (c_common_nodes_and_builtins): Use pushdecl
12992 * c-common.h (gettags): Move here from tree.h.
12993 * c-tree.h (pushdecl, pushlevel, poplevel, set_block,
12994 insert_block, getdecls, kept_level_p, global_bindings_p): New.
12995 * dbxout.c (dbxout_init): Use getdecls langhook.
12996 * expr.c (expand_expr): Use insert_block langhook.
12997 * fold-const.c: Include langhooks.h.
12998 (fold_range_test, fold_binary_op_with_conditional_arg,
12999 fold): Use global_bindings_p langhook.
13000 * integrate.c (expand_inline_function): Use insert_block langhook.
13001 * langhooks-def.h (LANG_HOOKS_DECLS, LANG_HOOKS_PUSHLEVEL,
13002 LANG_HOOKS_POPLEVEL, LANG_HOOKS_GLOBAL_BINDINGS_P,
13003 LANG_HOOKS_INSERT_BLOCK, LANG_HOOKS_SET_BLOCK, LANG_HOOKS_PUSHDECL,
13004 LANG_HOOKS_GETDECLS): New.
13005 (LANG_HOOKS_INITIALIZER): Update.
13006 * langhooks.c (lhd_clear_binding_stack): Use global_bindings_p
13008 * langhooks.h (struct lang_hooks_for_decls): New.
13009 (struct lang_hooks): Update.
13010 * profile.c: Include langhooks.h.
13011 (output_func_start_profiler): Use new langhooks.
13012 * sdbout.c: Include langhooks.h.
13013 (sdbout_init, sdbout_finish): Use getdecls langhook.
13014 * stmt.c: Include langhooks.h.
13015 (expand_fixup, fixup_gotos): Use new langhooks.
13016 * stor-layout.c: Include langhooks.h.
13017 (variable_size): Use global_bindings_p langhook.
13018 * toplev.c (compile_file): Use getdecls langhook.
13019 * tree-inline.c (remap_block): Use insert_block langhook.
13020 * tree.h (pushdecl, pushlevel, poplevel, set_block, gettags,
13021 insert_block, getdecls, kept_level_p, global_bindings_p): Remove.
13023 2002-03-21 Richard Henderson <rth@redhat.com>
13025 * config/rs6000/rs6000.c (rs6000_select_rtx_section): Put symbolic
13026 constants in .data when -fpic.
13028 2002-03-21 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
13030 * doc/contrib.texi (Contributors): Use GNU/Linux instead of Linux
13033 2002-03-21 Tom Tromey <tromey@redhat.com>
13035 * config/i386/sol2.h (ASM_QUAD): Undef. Fixes PR bootstrap/5948.
13037 Thu Mar 21 09:50:48 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
13039 * config/ia64/ia64.c (hfa_element_mode, case ARRAY_TYPE): Recurse.
13041 * expr.c (emit_group_store): Don't copy const0_rtx to a CONCAT.
13043 2002-03-21 Eric Botcazou <ebotcazou@multimania.com>
13044 Richard Henderson <rth@redhat.com>
13047 * c-common.c (c_expand_expr): Preserve result of a statement
13048 expression if needed.
13050 2002-03-21 Jakub Jelinek <jakub@redhat.com>
13053 * genrecog.c (maybe_both_true_mode): Remove.
13054 (maybe_both_true_2, write_switch): Revert 2001-07-17 changes.
13055 * machmode.def (Pmode): Likewise.
13057 Thu Mar 21 01:55:06 EST 2002 John Wehle (john@feith.com)
13059 * alias.c: (nonlocal_mentioned_p): Use for_each_rtx.
13060 (nonlocal_mentioned_p_1): New function.
13061 (nonlocal_referenced_p, nonlocal_referenced_p_1): Likewise.
13062 (nonlocal_set_p, nonlocal_set_p_1): Likewise.
13063 (mark_constant_function): Recognize pure functions.
13064 * rtl.h (global_reg_mentioned_p): New prototype.
13065 * rtlanal.c (global_reg_mentioned_p,
13066 global_reg_mentioned_p_1): New function.
13068 2002-03-21 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
13070 * fixinc/inclhack.def (alpha_assert): Fix assert macro in Tru64
13072 * fixinc/fixincl.x: Regenerate.
13074 2002-03-20 Jason Merrill <jason@redhat.com>
13076 * config/i386/cygwin.h (DWARF2_UNWIND_INFO): Define to 0.
13078 2002-03-20 Michael Meissner <meissner@redhat.com>
13080 * doc/invoke.texi (Optimize Options): Document that -O2 sets
13083 2002-03-20 Bob Wilson <bob.wilson@acm.org>
13085 * config/xtensa/xtensa.h (ASM_OUTPUT_POOL_PROLOGUE): Emit a
13086 ".literal_position" directive before the constant pool.
13088 2002-03-20 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
13090 * doc/contrib.texi (Contributors): Update Geoffrey Keating.
13091 Add Craig Rodrigues.
13092 Add Brad Lucier to testers.
13094 2002-03-20 Jakub Jelinek <jakub@redhat.com>
13097 * config/arc/arc.md (movsicc, movdicc, movsfcc, movdfcc): Add mode
13099 (movsicc_insn, movdicc_insn, movsfcc_insn, movdfcc_insn): Likewise.
13100 * config/arc/arc.c (arc_final_prescan_insn): Use extract_insn_cached
13101 instead of insn_extract.
13103 2002-03-20 Jakub Jelinek <jakub@redhat.com>
13106 * config/fr30/fr30.md (jump): Remove clobber of fixed register.
13108 * genemit.c (output_added_clobbers_hard_reg_p): Only output return
13109 stmt if some case has been output.
13111 2002-03-20 Jakub Jelinek <jakub@redhat.com>
13114 * config/i386/i386.md (movdicc_c_rex64, movsicc_noc, movhicc_noc,
13115 movsfcc_1, movdfcc_1): Add %O2.
13116 * config/i386/i386.c (print_operand): Handle %ON.
13117 Print . before float condition codes in Sun as cmov syntax.
13118 * config/i386/sol2.h (CMOV_SUN_AS_SYNTAX): Define for Sun as.
13119 * config.gcc (i[34567]86-*-solaris2*): Remove comment which is
13122 2002-03-20 Philip Blundell <pb@nexus.co.uk>
13124 * config/arm/arm.c (arm_output_epilogue): Don't generate separate
13125 return instruction if PC was popped.
13127 2002-03-20 Bob Wilson <bob.wilson@acm.org>
13129 * config/xtensa/xtensa.md: Remove unused type attributes.
13130 (adddi_carry, subddi_carry): Change type attribute to "multi".
13132 2002-03-19 Dale Johannesen <dalej@apple.com>
13134 PR optimization/5999, middle-end/5731
13135 * expr.c (expand_expr) [RDIV_EXPR]: Only convert real divisions into
13136 multiplications by reciprocals.
13138 2002-03-20 Neil Booth <neil@daikokuya.demon.co.uk>
13140 * Makefile.in: Update.
13141 * c-common.c: Include langhooks.h.
13142 (inline_forbidden_p): Use new hook.
13143 * diagnostic.c: Include langhooks.h.
13144 (format_with_decl, announce_function,
13145 default_print_error_function): Use new hook.
13146 * dwarf2out.c (dwarf2_name): Use new hook.
13147 * function.c: Include langhooks.h.
13148 (init_function_start): Use new hook.
13149 * langhooks-def.h (lhd_decl_printable_name): New.
13150 (LANGHOOKS_DECL_PRINTABLE_NAME): New.
13151 (LANGHOOKS_INITIALIZER): Update.
13152 * langhooks.c (lhd_decl_printable_name): New.
13153 * langhooks.h (struct lang_hooks): New hook.
13154 * toplev.c (decl_name, decl_printable_name): Remove.
13155 (open_dump_file): Use new hook.
13156 (process_options): Remove old hook.
13157 * tree.h (decl_printable_name): Remove.
13159 * objc-act.c (objc_init): Remove old hook.
13160 (objc_printable_name): Export.
13161 * objc-act.h (objc_printable_name): New.
13162 * objc-lang.c (LANG_HOOKS_DECL_PRINTABLE_NAME): Redefine.
13164 2002-03-19 Jim Blandy <jimb@redhat.com>
13166 * c-lex.c (cb_file_change): Pass the #inclusion's line number to
13167 the start_source_file debug hook, not the current line number.
13169 2002-03-19 Richard Henderson <rth@redhat.com>
13171 * flow.c (EH_USES): Provide default.
13172 (calculate_global_regs_live): Use it for EH edges and noreturn calls.
13173 * doc/tm.texi (EH_USES): New.
13175 * config/ia64/ia64.c (ia64_eh_uses): New.
13176 * config/ia64/ia64-protos.h: Update.
13177 * config/ia64/ia64.h (EH_USES): New.
13179 2002-03-19 Richard Henderson <rth@redhat.com>
13181 * varasm.c (output_constant_def): Fix stupid typo.
13183 2002-03-19 Richard Henderson <rth@redhat.com>
13186 * except.c (current_function_has_exception_handlers): New.
13187 * except.h: Declare it.
13188 * sibcall.c (optimize_sibling_and_tail_recursive_call): Use it.
13189 Combine tests that disable all sibcalls for the function.
13191 2002-03-19 Olivier Hainque <hainque@act-europe.fr>
13193 * varasm.c (output_constant_def): Don't call ENCODE_SECTION_INFO
13196 2002-03-19 Richard Henderson <rth@redhat.com>
13199 * config/ia64/ia64.c: Revert 2002-03-01 patch.
13200 * config/ia64/ia64.h (INIT_EXPANDERS): New.
13202 2002-03-19 Jim Blandy <jimb@redhat.com>
13204 * cppmacro.c (cpp_macro_definition): Emit a space after the macro
13205 name, even if the replacement list contains no tokens, as required
13208 2002-03-19 Jason Merrill <jason@redhat.com>
13210 * varasm.c (globalize_decl): Get the name from the RTL, not
13211 DECL_ASSEMBLER_NAME.
13213 * Makefile.in (LIBGCC2_DEBUG_CFLAGS): Set to -g.
13215 2002-03-19 Bob Wilson <bob.wilson@acm.org>
13217 * config/xtensa/xtensa.md (adddi3, adddi_carry, subdi3,
13218 subdi_carry): Define.
13220 2002-03-19 David Edelsohn <edelsohn@gnu.org>
13222 * config/rs6000/rs6000.c (rs6000_override_options): Only warn
13223 about -fpic/-fPIC if extra_warnings set.
13225 2002-03-19 David Edelsohn <edelsohn@gnu.org>
13227 * expr.c (expand_expr): Sign-extend CONST_INT generated from
13228 TREE_STRING_POINTER.
13229 * fold-const.c (fold): Delete #if 0 ARRAY_REF case.
13231 Tue Mar 19 14:12:32 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
13233 * config/sparc/sparc.h (CAN_ELMINIATE): Can only eliminate FP
13234 in favor of SP if FRAME_POINTER_REQUIRED is false.
13236 2002-03-19 Lars Brinkhoff <lars@nocrew.org>
13238 * emit-rtl.c (gen_int_mode): New function.
13239 * rtl.h: Prototype for it.
13240 * combine.c (make_extraction, simplify_comparison), expmed.c
13241 (store_bit_field, expand_mult_highpart, expand_divmod), expr.c
13242 (convert_modes, store_field), optabs.c (expand_fix),
13243 simplify-rtx.c (neg_const_int, simplify_unary_real),
13245 * config/rs6000/rs6000.c, config/rs6000/rs6000.md:
13246 Use it instead of GEN_INT (trunc_int_for_mode (...)).
13248 2002-03-19 Jakub Jelinek <jakub@redhat.com>
13251 * langhooks.h (struct lang_hooks_for_tree_inlining): Add
13252 convert_parm_for_inlining.
13253 * c-lang.c (LANG_HOOKS_TREE_INLINING_CONVERT_PARM_FOR_INLINING):
13255 * langhooks-def.h: Likewise.
13256 * objc/objc-lang.c: Likewise.
13257 * langhooks.c (lhd_tree_inlining_convert_parm_for_inlining): New
13259 * tree-inline.c (initialize_inlined_parameters):
13260 Call convert_parm_for_inlining lang hook if needed.
13261 * c-typeck.c (c_convert_parm_for_inlining): New function.
13262 * c-tree.h (c_convert_parm_for_inlining): Add prototype.
13264 2002-03-18 Mark Mitchell <mark@codesourcery.com>
13266 * calls.c (precompute_arguments): Do not assume that temporaries
13267 can be destroyed after expanding the argument.
13268 (expand_call): Likewise.
13270 2002-03-15 Eric Christopher <echristo@redhat.com>
13272 * config/mips/mips.md (movdf_internal2): Add two new move constraints.
13273 Fix register preference on last change.
13274 * config/mips/mips.c (mips_return_in_memory): New function.
13275 * config/mips/mips.h (RETURN_IN_MEMORY): Use.
13276 * config/mips/mips-protos.h: Declare.
13277 * config/mips/abi64.h (RETURN_IN_MEMORY): Remove. Add to above.
13278 * config/mips/elf64.h: Add #ifndef/#endif brackets around defaults.
13280 2002-03-18 Alexandre Oliva <aoliva@redhat.com>
13282 * config/mips/mips.md (andsi3) [TARGET_MIPS16]: Force operand 1 to
13284 (anddi3, iorsi3): Likewise.
13286 * config/mips/mips.h (ENCODE_SECTION_INFO) [TARGET_MIPS16]: Don't
13287 use %gprel for symbols that are going to be placed in linkonce
13290 * config/mips/mips.h (ELIMINABLE_REGS): Can't eliminate
13291 RETURN_ADDRESS_POINTER_REGNUM to $ra.
13292 (CAN_ELIMINATE): Only eliminate it to $sp if a frame pointer is
13293 not needed. Disregard leaf_function_p().
13294 (INITIAL_ELIMINATION_OFFSET): Adjust for elimination of rap to
13295 mips16 frame pointer.
13296 * config/mips/mips.md (store ra): Only to small SP offsets.
13297 2001-08-22 Graham Stott <grahams@redhat.com>
13298 * config/mips/mips.h (RETURN_ADDR_RTX): For a leaf function
13299 return a REG rtx for the return address register.
13301 2002-03-18 Bob Wilson <bob.wilson@acm.org>
13303 * config/xtensa/xtensa.h (GO_IF_MODE_DEPENDENT_ADDRESS): Treat
13304 constant-pool addresses as "mode-dependent".
13305 (GO_IF_LEGITIMATE_ADDRESS): Rename macro arguments.
13307 2002-03-18 Jakub Jelinek <jakub@redhat.com>
13310 * expr.c (emit_group_load): Use extract_bit_field if
13311 needed for CONCAT arguments.
13313 2002-03-18 Richard Earnshaw <rearnsha@arm.com>
13316 * arm.md (tablejump): Make this a define_expand. For PIC add the
13317 offset to the base of the table.
13318 (thumb_tablejump): Matcher for Thumb tablejump insn.
13319 * config/arm/aout.h (ASM_OUTPUT_ADDR_DIFF_ELT): Output thumb entries
13320 as the difference of two labels.
13321 * config/arm/aof.h (ASM_OUTPUT_ADDR_DIFF_ELT): Likewise.
13322 * config/arm/elf.h (JUMP_TABLES_IN_TEXT_SECTION): Only put ARM jump
13323 tables in the code.
13324 * config/arm/coff.h (JUMP_TABLES_IN_TEXT_SECTION): Likewise.
13325 * arm.c (get_jump_table_size): If the table is not in the text
13326 section, return zero.
13328 2002-03-18 Bernd Schmidt <bernds@redhat.com>
13330 * config/arm/arm.c (arm_gen_movstrqi): Use gen_lowpart instead
13332 (arm_reload_out_hi): Use gen_lowpart instead of
13333 gen_rtx_SUBREG to access QImode components.
13334 * config/arm/arm.md: Disable zero_extend split for QImode
13335 subregs in BIG_ENDIAN mode.
13336 (storehi_bigend): Match use of least significant byte.
13337 (storeinthi): Remove extraneous SUBREG.
13338 Add missing construction of operands[2].
13339 (movhi): Use gen_lowpart in place of gen_rtx_SUBREG.
13340 (movqi): Use gen_lowpart in place of gen_rtx_SUBREG.
13341 Replace gen_rtx (SUBREG) with gen_rtx_SUBREG.
13343 2002-03-18 Aldy Hernandez <aldyh@redhat.com>
13345 * config/rs6000/rs6000.h (PREDICATE_CODES): Add PARALLEL to
13348 2002-03-17 Richard Henderson <rth@redhat.com>
13350 * config/alpha/alpha.c (alpha_emit_set_const_1): Build add insns
13353 2002-03-17 Hans-Peter Nilsson <hp@bitrange.com>
13355 * config/mmix/mmix.md ("fixuns_truncdfdi2"): Use (unsigned_fix:DI
13356 (unsigned_fix:DF op1)), not (unsigned_fix:DI (fix:DF op1)).
13358 2002-03-17 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13360 * ifcvt.c (dead_or_predicable): Fix uninitialized variable.
13362 * predict.c (estimate_bb_frequencies): Delete unused variables.
13364 2002-03-17 Richard Henderson <rth@redhat.com>
13366 * config/ia64/ia64.c (ia64_attribute_table): Move before
13367 targetm definition. Make static.
13369 2002-03-17 Neil Booth <neil@daikokuya.demon.co.uk>
13371 * c-common.h (yyparse, c_common_parse_file): New.
13372 * c-lang.c: Include c-common.h.
13373 (LANG_HOOKS_PARSE_FILE): Redefine.
13374 * c-lex.c: Include c-common.h.
13375 (yyparse): Rename c_common_parse_file. Call yyparse.
13376 * c-parse.in (yyparse): Remove macro.
13377 * c-tree.h (yyparse_1): Remove.
13378 * langhooks-def.h (LANG_HOOKS_PARSE_FILE): New.
13379 (LANG_HOOKS_INITIALIZER): Update.
13380 * langhooks.h (struct lang_hoooks): New hook parse_file.
13381 * toplev.c (compile_file): Use parse_file hook.
13382 * tree.h (yyparse): Remove.
13383 * objc/objc-lang.c (LANG_HOOKS_PARSE_FILE): Redefine.
13385 2002-03-17 Hans-Peter Nilsson <hp@bitrange.com>
13387 * config/mmix/mmix.md ("truncdfsf2"): Correct operator is
13388 float_truncate, not fix.
13389 ("*truncdfsf2_real"): Ditto.
13390 ("*nonlocal_goto_receiver_expanded"): Fix output template formatting.
13392 * config/mmix/mmix.h (WCHAR_TYPE, WCHAR_TYPE_SIZE): Don't define.
13394 2002-03-16 Alexandre Oliva <aoliva@redhat.com>
13396 * config/mips/mips.h (CAN_ELIMINATE): Don't eliminate rap to $fp
13397 (s8), but rather HARD_FRAME_POINTER_REGNUM. Add parentheses
13398 where appropriate. Make the second reference to
13399 leaf_function_p a function call, as intended. Reindented.
13401 * config/mips/mips.h (ISA_HAS_COND_TRAP): Not available on MIPS16.
13402 * config/mips/mips.md (trap) [TARGET_MIPS16]: Emit `break 0'.
13404 * config/mips/mips.md (addsi3, adddi3): Use scratch register to
13405 add register to non-constant into sp.
13407 * config/mips/mips-protos.h (embedded_pic_fnaddr_reg): New.
13408 * config/mips/mips.h (embedded_pic_fnaddr_rtx): Lose.
13409 (mips16_gp_pseudo_rtx): Lose.
13410 (INIT_EXPANDERS): Deleted.
13411 * config/mips/mips.c (mips_init_machine_status): New.
13412 (mips_free_machine_status): New.
13413 (mips_mark_machine_status): New.
13414 (override_options): Set them.
13415 (embedded_pic_fnaddr_rtx, mips16_gp_pseudo_rtx): Moved to...
13416 (struct machine_function): ... new. Replaced all references.
13417 (mips_add_gc_roots): Don't mark them.
13418 (embedded_pic_fnaddr_reg): New, extracted from...
13419 (embedded_pic_offset): ... here.
13420 * config/mips/mips.md (movdi): Call embedded_pic_fnaddr_reg.
13423 2002-03-16 Neil Booth <neil@daikokuya.demon.co.uk>
13425 * cppinit.c: Revert -MD removal.
13427 2002-03-16 Stephane Carrez <Stephane.Carrez@worldnet.fr>
13429 * config/m68hc11/m68hc11.c (m68hc11_override_options): Don't use
13430 soft registers by default for 68HC12.
13431 (m68hc11_conditional_register_usage): Don't use Z register for 68HC12
13432 when compiling with -fomit-frame-pointer.
13433 (expand_prologue): Use push/pop to allocate 4-bytes of locals on 68HC12.
13434 (expand_epilogue): Likewise.
13435 (m68hc11_gen_rotate): Use exg when rotating by 8.
13437 2002-03-16 Stephane Carrez <Stephane.Carrez@worldnet.fr>
13439 * config/m68hc11/m68hc11-protos.h (ix_reg): Declare.
13440 * config/m68hc11/m68hc11.md ("addsi3"): Use general_operand for sources.
13441 (splits): Remove unused add splits.
13442 ("*addhi3_68hc12"): Tune constraints.
13443 ("addhi_sp"): Try to use X instead of Y in all cases and if the
13444 constant fits in 8-bits and D is dead use abx/aby instructions.
13445 ("*addhi3"): Remove extern declaration of ix_reg.
13446 ("*subsi3"): Optimize and provide new split.
13447 ("subhi3"): Cleanup.
13448 ("*subhi3_sp"): Avoid saving X if we know it is dead.
13449 (arith splits): For 68hc12 save the address register on the stack
13450 and do the arithmetic operation with a pop.
13452 2002-03-16 Stephane Carrez <Stephane.Carrez@worldnet.fr>
13454 * config/m68hc11/m68hc11.md ("*movqi_68hc12"): Fix constraints, avoid
13455 allocating QImode in address registers.
13456 ("*movqi_m68hc11"): Likewise.
13458 Sat Mar 16 12:57:28 CET 2002 Jan HUbicka <jh@suse.cz>
13460 * cfgcleanup.c (cleanup_cfg): Fix updating of liveness.
13462 2002-03-16 Neil Booth <neil@daikokuya.demon.co.uk>
13464 * cppinit.c (print_help): Display -MD and -MMD.
13465 Don't display usage string. Update assertion syntax and
13467 (COMMAND_LINE_OPTIONS): Remove OPT_MD, OPT_MMD.
13468 (cpp_handle_option): Update.
13470 2002-03-15 Chris Demetriou <cgd@broadcom.com>
13472 * config/mips/mips.h (SUBTARGET_CPP_SIZE_SPEC): Provide an
13473 MEABI case for each definition of SUBTARGET_CPP_SIZE_SPEC,
13474 and define it so that regardless of target CPU size,
13475 __SIZE_TYPE__ and __PTRDIFF_TYPE__ are defined in terms
13476 of "int" rather than "long."
13478 2002-03-15 Richard Henderson <rth@redhat.com>
13480 * config/alpha/alpha.c (alpha_va_arg): Manipulate the type
13483 2002-03-15 Stephane Carrez <Stephane.Carrez@worldnet.fr>
13485 * config/m68hc11/m68hc11.md ("tstqi_1"): Try to use ldab instead of tst.
13486 ("tstqi" split): Avoid using memory for tstqi on address register.
13487 (splits): Remove constraints.
13488 ("cmphi_1_hc12"): New from "cmphi_1" and tuned for 68HC12.
13489 ("cmpdf", "cmpsf"): Remove since not used.
13490 ("*tbeq", "*tbne", "*tbeq8", "*tbne8"): Also look in cc_status.value2.
13491 (peephole2): New peepholes to optimize tstqi and pre inc/dec addressing.
13493 2002-03-15 Stephane Carrez <Stephane.Carrez@worldnet.fr>
13495 * config/m68hc11/m68hc11.md ("negsi2"): Optimize inline case.
13496 ("neghi2"): Tighten constraints.
13497 ("one_cmplsi2"): Optimize and simplify split.
13498 * config/m68hc11/larith.asm (__negsi2): Likewise for library.
13500 2002-03-15 Stephane Carrez <Stephane.Carrez@worldnet.fr>
13502 * config/m68hc11/m68hc11.md ("logicalsi3_zexthi"): Fix constraints
13503 and split of AND operation to clear the upper bits.
13504 ("*logicalsi3_zextqi"): Likewise.
13505 ("*logicallhi3_zexthi_ashift8"): Likewise.
13506 ("*logicalsi3_silshr16"): Likewise.
13507 ("logicalsi3_silshl16"): Likewise.
13508 ("anddi3", "iordi3", "xordi3" splits): Remove constraints.
13510 2002-03-15 Stephane Carrez <Stephane.Carrez@worldnet.fr>
13512 * config/m68hc11/m68hc11.c (m68hc11_symbolic_p): New function.
13513 (m68hc11_indirect_p): New function.
13514 (m68hc11_override_options): Must set MASK_NO_DIRECT_MODE for 68HC12.
13515 (m68hc11_gen_highpart): Use TARGET_NO_DIRECT_MODE instead of
13517 (asm_print_register): Likewise.
13518 * config/m68hc11/m68hc11-protos.h (m68hc11_symbolic_p): Declare.
13519 (m68hc11_indirect_p): Declare.
13520 * config/m68hc11/m68hc11.h (EXTRA_CONSTRAINT): New constraint 'R', 'Q'.
13521 (TARGET_NO_DIRECT_MODE, TARGET_RELAX): New.
13522 (TARGET_SWITCHES): New option -mrelax.
13523 * config/m68hc11/m68hc11.md ("andsi3"): Allow soft register for
13525 ("iorsi3", "xorsi3"): Likewise.
13526 ("andhi3", "andqi3", "iorhi3", "iorqi3"): Use a define_expand.
13527 ("*andhi3_mem"): New to handle destination in memory with bclr
13528 and a scratch register.
13529 ("*andqi3_mem", "*iorhi3_mem", "*iorqi3_mem"): Likewise.
13530 ("*andhi3_const"): New when operand2 is constant.
13531 ("*andqi3_const", "*iorhi3_const", "*iorqi3_const"): Likewise.
13532 ("*andhi3_gen"): Cleanup of the old "andhi3".
13533 ("*andqi3_gen", "*iorhi3_gen", "*iorqi3_gen"): Likewise.
13534 ("xorqi3"): Update constraints.
13536 2002-03-15 Stephane Carrez <Stephane.Carrez@worldnet.fr>
13538 * config/m68hc11/m68hc11.c (m68hc11_small_indexed_indirect_p): Look
13539 for reg_equiv_memory_loc when the operand is a register that does
13540 not get a hard register (stack location).
13541 (tst_operand): After reload, accept all memory operand.
13542 (symbolic_memory_operand): Fix detection of symbolic references.
13543 * config/m68hc11/m68hc11.h (VALID_CONSTANT_OFFSET_P): For 68HC12
13544 accept symbols and any constant.
13546 2002-03-15 Stephane Carrez <Stephane.Carrez@worldnet.fr>
13548 * config/m68hc11/m68hc11.c (emit_move_after_reload): Add a REG_INC
13549 note on the insn that sets the soft frame register.
13550 (must_parenthesize): ix and iy are also reserved names.
13551 (print_operand_address): One more place where parenthesis are required
13552 to avoid confusion with register names.
13553 (m68hc11_gen_movhi): Allow push of stack pointer.
13554 (m68hc11_check_z_replacement): Fix handling of parallel with a
13556 (m68hc11_z_replacement): Must update the REG_INC notes to tell what
13557 the replacement register is.
13558 * config/m68hc11/m68hc11.h (REG_CLASS_CONTENTS): Switch Z_REGS
13559 and D8_REGS classes.
13560 (MODES_TIEABLE_P): All modes are tieable except QImode.
13562 2002-03-15 Stephane Carrez <Stephane.Carrez@worldnet.fr>
13564 * config/m68hc11/larith.asm (___adddi3): Optimize saving of result.
13565 (___subdi3): Likewise.
13566 (__mulsi3, __mulhi32): Avoid using _.tmp scratch location.
13567 (__map_data_section): Optimize 68hc11 case.
13569 2002-03-15 Stephane Carrez <Stephane.Carrez@worldnet.fr>
13571 * config/m68hc11/m68hc11.c (m6812_cost): Make cost of add higher
13572 than a shift to avoid adding a register with itself.
13573 (m68hc11_memory_move_cost): Take into account NO_REGS.
13574 (m68hc11_register_move_cost): Update and use memory move cost
13575 for soft registers.
13576 (m68hc11_address_cost): Make cost of valid offset not 0 so that
13577 it gives more opportunities to cse to optimize.
13578 * config/m68hc11/m68hc11.h (REGISTER_MOVE_COST): Pass the mode.
13579 * config/m68hc11/m68hc11-protos.h (m68hc11_register_move_cost): Update.
13581 2002-03-15 Mark Mitchell <mark@codesourcery.com>
13583 * c-common.c (statement_code_p): Handle CLEANUP_STMT.
13584 * c-common.def (CLEANUP_STMT): New tree node.
13585 * c-common.h (CLEANUP_DECL): New macro.
13586 (CLEANUP_EXPR): Likewise.
13587 * c-semantics.c (expand_stmt): Handle CLEANUP_STMT.
13588 * expr.c (expand_expr): Tidy.
13589 * tree-dump.c (dequeue_and_dump): Handle CLEANUP_STMT.
13590 * tree-inline.c (initialize_inlined_parameters): Clean up
13591 new local variables.
13593 2002-03-15 Jakub Jelinek <jakub@redhat.com>
13596 * config/sparc/sparc.c (gen_v9_scc): Move early clobber test
13597 before movrXX only, use reg_overlap_mentioned_p.
13598 Only special case NE if just one insn can be generated.
13600 2002-03-15 Jason Merrill <jason@redhat.com>
13602 * varasm.c (assemble_variable): Call resolve_unique_section before
13603 checking DECL_SECTION_NAME. Use zeros for a decl with DECL_INITIAL
13604 of error_mark_node.
13606 2002-03-15 Richard Earnshaw <rearnsha@arm.com>
13609 * arm.md (split pattern for thumb shiftable immediates): Add comment
13610 explaining non-obvious test.
13612 2002-03-15 Richard Earnshaw <rearnsha@arm.com>
13615 * arm.md (movaddr, movaddr_insn): Delete.
13617 2002-03-15 Jason Merrill <jason@redhat.com>
13619 * toplev.c (wrapup_global_declarations): Clarify variable handling.
13620 -fkeep-static-consts doesn't apply to comdats.
13622 2002-03-14 Richard Henderson <rth@redhat.com>
13624 * c-decl.c: Include c-pragma.h.
13625 (start_decl, start_function): Invoke maybe_apply_pragma_weak.
13626 (finish_function): Tidy.
13627 * c-pragma.c: Include c-common.h.
13628 (pending_weaks, apply_pragma_weak, maybe_apply_pragma_weak): New.
13629 (handle_pragma_weak): Use them.
13630 (init_pragma): Register pending_weaks.
13631 * c-pragma.h (maybe_apply_pragma_weak): Declare.
13632 * print-tree.c (print_node): Print DECL_WEAK.
13633 * varasm.c (mark_weak_decls): Remove.
13634 (remove_from_pending_weak_list): Remove.
13635 (add_weak): Remove.
13636 (asm_emit_uninitialised): Call globalize_decl for weak commons.
13637 (weak_decls): Make a tree_list.
13638 (declare_weak): Cons weak_decls directly.
13639 (globalize_decl): Remove weak_decls elements directly.
13640 (weak_finish): Simplify weak_decls walk. Don't weaken unused
13641 symbols. Don't pretend to handle aliases.
13642 (init_varasm_once): Update weak_decls registry.
13643 * Makefile.in: Update dependencies.
13645 2002-03-14 Richard Henderson <rth@redhat.com>
13648 * config/ia64/ia64.c: Include tm_p.h last.
13649 (gen_nop_type): Remove duplicate definition.
13650 (cycle_end_fill_slots): Set sched_data for second L slot.
13651 (maybe_rotate): Call cycle_end_fill_slots to fill in nop slots.
13652 (nop_cycles_until): Fix typos.
13654 2002-03-15 Jakub Jelinek <jakub@redhat.com>
13656 PR optimization/5891
13657 * unroll.c (copy_loop_body) [CALL_INSN]: Copy SIBLING_CALL_P flag.
13659 2002-03-14 David Mosberger <davidm@hpl.hp.com>, Hans Boehm <Hans_Boehm@hp.com>
13661 * config/ia64/unwind-ia64.c: Handle copy_state and label_state
13662 descriptors correctly.
13664 2002-03-14 Michael Meissner <meissner@redhat.com>
13666 * params.def (PARAM_MAX_UNROLLED_INSNS): New macro, default to
13667 100, allowing MAX_UNROLLED_INSNS to be overridden.
13669 * params.h (MAX_UNROLLED_INSNS): Define so it can be overridden by
13672 * unroll.c (params.h): Include.
13673 (MAX_UNROLLED_INSNS): Delete, now in params.h.
13675 * doc/invoke.texi (--param max-unroll-insns): Document.
13677 * Makefile.in (unroll.o): Add $(PARAMS_H) dependency.
13679 2002-03-14 Richard Earnshaw <rearnsha@arm.com>
13681 * arm.md: Fix warnings about constraints in peepholes and splits.
13683 2002-03-14 Zack Weinberg <zack@codesourcery.com>
13685 * cpphash.h (struct lexer_state): Remove line_extension member.
13686 * cpplib.c (dequote_string, do_linemarker): New functions.
13687 (linemarker_dir): New data object.
13688 (DIRECTIVE_TABLE): No longer need to interpret #line in
13689 preprocessed source. Delete obsolete comment about return
13690 values of handlers.
13691 (end_directive, directive_diagnostics, _cpp_handle_directive):
13692 Don't muck with line_extension.
13693 (directive_diagnostics): No need to issue warnings for
13695 (_cpp_handle_directive): Issue warnings for linemarkers here,
13696 when appropriate. Dispatch linemarkers to do_linemarker, not
13698 (do_line): Code to handle linemarkers split out to do_linemarker.
13699 Convert escape sequences in filename argument, both places.
13701 * cppmacro.c (quote_string): Rename cpp_quote_string and
13702 export. All callers changed.
13703 * cpplib.h (cpp_quote_string): Prototype.
13704 * cppmain.c (print_line): Call cpp_quote_string on to_file
13705 before printing it.
13707 * doc/cpp.texi: Document that escapes are now interpreted in
13708 #line and in linemarkers, and that non-printing characters are
13709 converted to octal escapes when linemarkers are generated.
13711 Thu Mar 14 19:04:29 CET 2002 Jan Hubicka <jh@suse.cz>
13713 * emit-rtl.c (try_split): Use delete_insns.
13714 * recog.c (split_all_insns): Fix terminating condition.
13716 2002-03-14 Richard Earnshaw <rearnsha@arm.com>
13717 Jeroen Dobbelaere <jeroen.dobbelaere@acunia.com>
13720 * arm.c (arm_output_epilogue): Fix floating-point register save
13721 adjustment when using a frame pointer.
13723 2002-03-14 Richard Sandiford <rsandifo@redhat.com>
13725 * config/mips/mips.h (FP_INC, UNITS_PER_FPVALUE): New macros.
13726 * config/mips/mips.c (compute_frame_size): Retrofit them here.
13727 (save_restore_insns, mips_expand_epilogue): And here.
13728 (build_mips16_call_stub): And here.
13729 (mips_function_value): Use the new macros to decide whether a single
13730 or complex float can be returned in floating-point registers. Return
13731 a parallel rtx in the complex case.
13733 Thu Mar 14 11:03:12 CET 2002 Jan Hubicka <jh@suse.cz>
13735 * toplev.c (rest_of_compilation): Add CLEANUP_UPDATE_LIFE to cfg_cleanup
13736 call after liveness analysis.
13738 * recog.c (split_insn): Use delete_insn_and_edges.
13740 * cfgrtl.c (verify_flow_info): Be permisive about non-any_condjump
13741 instructions to have branch prediction notes.
13742 * ia64reorg.c (ia64_reorg): Do not rebuild CFG.
13744 2002-03-14 Geoffrey Keating <geoffk@redhat.com>
13746 * configure.in: Don't pass -Wno-long-long to a ADA compiler
13747 that doesn't support it.
13748 * configure: Regenerate.
13750 2002-03-13 Jakub Jelinek <jakub@redhat.com>
13753 * config/sparc/sparc.md (normal_branch, inverted_branch,
13754 normal_fp_branch, inverted_fp_branch, normal_fpe_branch,
13755 inverted_fp_branch): Adjust calls to output_cbranch.
13756 Set length attribute.
13757 (normal_int_branch_sp64, inverted_int_branch_sp64): Adjust calls to
13758 output_v9branch. Set length attribute.
13759 * config/sparc/sparc.c (fcc0_reg_operand, noov_compare64_op): New
13761 (noov_compare_op): Handle CCX_NOOVmode the same way as CC_NOOVmode.
13762 (output_cbranch): Likewise. Handle far branches.
13763 (output_v9branch): Handle far branches.
13764 * config/sparc/sparc-protos.h (output_cbranch, output_v9branch):
13766 * config/sparc/sparc.h (PREDICATE_CODES): Add fcc0_reg_operand and
13767 noov_compare64_op predicates.
13769 2002-03-13 Jason Merrill <jason@redhat.com>
13771 * gthr-posix.h (__gthread_active_p): Move __gthread_active_ptr
13772 into the function and constify it.
13773 * gthr-dce.h, gthr-solaris.h: Likewise.
13775 2002-03-13 David Edelsohn <edelsohn@gnu.org>
13777 * config/rs6000/rs6000.h (PAD_VARARGS_DOWN): Define.
13778 * config/rs6000/rs6000.c (rs6000_va_arg): Use
13779 std_expand_builtin_va_arg if not ABI_V4.
13781 2002-03-13 Jason Merrill <jason@redhat.com>
13783 * varasm.c (globalize_decl): New fn.
13784 (assemble_start_function): Use it.
13785 (asm_emit_uninitialized): Use it.
13786 (assemble_alias): Use it.
13787 (assemble_variable): Use it.
13789 2002-03-13 Hans-Peter Nilsson <hp@axis.com>
13791 * config/cris/cris.c (cris_target_asm_function_prologue): Revert
13792 2002-03-12 internal visibility change.
13793 (cris_encode_section_info): Consider MODULE_LOCAL_P when encoding
13794 visibility into SYMBOL_REF_FLAG.
13796 2002-03-13 Ulrich Weigand <uweigand@de.ibm.com>
13798 * expr.c (expand_expr, case NE_EXPR): Do not call copy_to_reg with
13799 VOIDmode operand. Add compile-time optimization for constant results.
13801 2002-03-12 Jason Merrill <jason@redhat.com>
13803 * c-typeck.c (convert_for_assignment): Don't allow conversions
13804 between pointers and references. Only allow lvalues to convert to
13807 2002-03-13 Hartmut Penner <hpenner@de.ibm.com>
13809 * config/s390/s390.h (PROFILE_BEFORE_PROLOGUE): Emit profile code
13810 before prologue, to avoid scheduling problems.
13812 2002-03-13 Jakub Jelinek <jakub@redhat.com>
13814 * config/sparc/sparc.h (INITIAL_FRAME_POINTER_OFFSET): Remove.
13815 (ELIMINABLE_REGS): Add sfp->sp.
13816 (INITIAL_ELIMINATION_OFFSET): Compute sfp->sp offset too.
13818 2002-03-13 Jakub Jelinek <jakub@redhat.com>
13820 PR optimization/5892
13821 * config/ia64/ia64.c (rotate_one_bundle): Update current packet.
13823 2002-03-13 Jakub Jelinek <jakub@redhat.com>
13825 * loop.c (basic_induction_var): Don't call convert_modes if mode
13826 classes are different.
13828 2002-03-12 Richard Henderson <rth@redhat.com>
13830 PR optimization/5901
13831 * function.c (reposition_prologue_and_epilogue_notes): Position
13832 the markers after/before the last/first insn not deleted.
13834 2002-03-12 Richard Henderson <rth@redhat.com>
13836 PR optimization/5878
13837 * config/arc/arc.h, config/cris/cris.h, config/i386/i386.h,
13838 config/m68k/m68k.h, config/s390/s390.h, config/sparc/sparc.h
13839 (PIC_OFFSET_TABLE_REGNUM): Conditionalize on flag_pic.
13841 * config/arm/arm.h config/i386/i386.h, config/m68k/m68k.h,
13842 config/sparc/sparc.h (CONDITIONAL_REGISTER_USAGE): Set
13843 PIC_OFFSET_TABLE_REGNUM based on INVALID_REGNUM not flag_pic.
13845 * config/arc/arc.h (CONDITIONAL_REGISTER_USAGE): New.
13846 * config/arm/arm.c (arm_pic_register): Init to INVALID_REGNUM.
13847 (arm_override_options): Set arm_pic_register if TARGET_APCS_STACK
13848 also. Don't set it if not flag_pic.
13849 * config/i386/i386.c (ix86_save_reg): Trust PIC_OFFSET_TABLE_REGNUM
13850 to be INVALID_REGNUM when not used.
13852 2002-03-13 Aldy Hernandez <aldyh@redhat.com>
13854 * expmed.c (store_bit_field): Reset alias set for memory.
13855 (extract_bit_field): Same.
13857 2002-03-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13859 * c-common.c (c_tree_code_type, c_tree_code_length,
13860 c_tree_code_name, add_c_tree_codes): Delete.
13861 * c-common.h (add_c_tree_codes): Delete.
13862 * c-lang.c (tree_code_type, tree_code_length, tree_code_name):
13864 * c-objc-common.c (c_objc_common_init): Don't call
13865 add_c_tree_codes, instead set lang_unsafe_for_reeval.
13866 * objc/objc-act.c (objc_tree_code_type, objc_tree_code_length,
13867 objc_tree_code_name, add_objc_tree_codes): Delete.
13868 (objc_init): Don't call add_objc_tree_codes.
13869 * objc/objc-lang.c (tree_code_type, tree_code_length,
13870 tree_code_name): Define.
13871 * toplev.c (lang_independent_init): Don't set
13872 tree_code_length[IDENTIFIER_NODE].
13873 * tree.c (tree_code_type, tree_code_length, tree_code_name):
13874 Delete definitions, moved to language front-ends.
13875 * tree.def (IDENTIFIER_NODE): Hardwire the length.
13876 * tree.h (tree_code_type, tree_code_length, tree_code_name):
13878 (tree_code_length): Change type to unsigned char.
13880 2002-03-12 Richard Henderson <rth@redhat.com>
13882 * config/i386/i386.c (ix86_expand_prologue): Revert 2002-03-03
13883 internal visibility change.
13885 2002-03-12 Bob Wilson <bob.wilson@acm.org>
13887 * config/xtensa/xtensa.c (xtensa_expand_block_move): Use
13888 validize_mem() instead of change_address to avoid clobbering
13891 2002-03-12 Neil Booth <neil@daikokuya.demon.co.uk>
13893 * c-lex.h (position_after_whitespace): Remove.
13895 2002-03-12 Jakub Jelinek <jakub@redhat.com>
13897 * c-lex.c (cb_ident, c_lex): Remove unnecessary cast.
13898 (lex_string): Use unsigned char pointers.
13900 2002-03-12 Ulrich Weigand <uweigand@de.ibm.com>
13902 * reload1.c (reload): Ignore MEM REG_EQUIV notes if the equivalent
13903 is not a valid memory_operand.
13905 2002-03-12 Bob Wilson <bob.wilson@acm.org>
13907 * config/xtensa/xtensa-config.h: Define XCHAL_HAVE_LOOPS.
13908 * config/xtensa/lib1funcs.asm: Fix copyright to include
13909 special case for libgcc files.
13910 (__udivsi3): Avoid loop instructions when XCHAL_HAVE_LOOPS is 0.
13911 (__divsi3): Likewise.
13912 (__umodsi3): Likewise.
13913 (__modsi3): Likewise.
13914 * config/xtensa/lib2funcs.S: Fix copyright to include
13915 special case for libgcc files.
13917 2002-03-12 Tom Rix <trix@redhat.com>
13919 * collect2.c (resolve_lib_name): Move outside of
13920 OBJECT_FORMAT_COFF ifdef.
13921 (ignore_library): Same.
13923 2002-03-12 Bob Wilson <bob.wilson@acm.org>
13925 * config/xtensa/t-xtensa (CRTSTUFF_T_CFLAGS_S): Define.
13927 2002-03-12 Bob Wilson <bob.wilson@acm.org>
13929 * config/xtensa/xtensa.h (ASM_OUTPUT_POOL_PROLOGUE): Switch
13930 to function_section before writing out the constant pool.
13932 2002-03-12 David Edelsohn <edelsohn@gnu.org>
13934 * config/rs6000/rs6000.h (PREDICATE_CODES): Add any_operand and
13936 * config/rs6000/rs6000.c (easy_fp_constant): Fix formatting.
13938 2002-03-12 Alan Modra <amodra@bigpond.net.au>
13940 * config/rs6000/rs6000.md (addsi3): Optimize sign extension.
13941 (adddi3): Likewise.
13944 (cmpsi splitter): Likewise.
13945 (modsi3): Fail if <= 0.
13946 * config/rs6000/rs6000.c (reg_or_add_cint64_operand): Remove
13947 redundant test when HOST_BITS_PER_WIDE_INT != 32.
13948 (reg_or_sub_cint64_operand): Likewise.
13949 (num_insns_constant_wide): Optimize sign extension.
13950 (rs6000_legitimize_address): Likewise.
13952 2002-03-12 Andrew MacLeod <amacleod@redhat.com>
13954 * config/sparc/linux.h (HANDLE_PRAGMA_PACK_PUSH_POP): Define.
13955 * config/sparc/linux64.h (HANDLE_PRAGMA_PACK_PUSH_POP): Define.
13957 2002-03-12 Andrew MacLeod <amacleod@redhat.com>
13959 * config/sparc/sparc.h (RETURN_ADDR_RTX): Include v9 stack bias in
13960 address calculation.
13962 2002-03-12 Ulrich Weigand <uweigand@de.ibm.com>
13964 * config/s390/s390.md (reload_insi, reload_indi): Change mode of
13965 scratch register to DImode / TImode.
13966 config/s390/s390.c (s390_expand_plus_operand): Make sure scratch
13967 register used does not overlap the target.
13969 2002-03-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13971 * Makefile.in (debug.o): Depend on debug.h.
13972 * dbxout.c (dbx_debug_hooks, xcoff_debug_hooks): Const-ify.
13973 * debug.c (do_nothing_debug_hooks): Likewise.
13974 * debug.h (debug_hooks, do_nothing_debug_hooks, dbx_debug_hooks,
13975 sdb_debug_hooks, xcoff_debug_hooks, dwarf_debug_hooks,
13976 dwarf2_debug_hooks, vmsdbg_debug_hooks): Likewise.
13977 * dwarf2out.c (dwarf2_debug_hooks): Likewise.
13978 * dwarfout.c (dwarf_debug_hooks): Likewise.
13979 * integrate.c (output_inline_function): Likewise.
13980 * objc/objc-act.c (synth_module_prologue): Likewise.
13981 * sdbout.c (sdb_debug_hooks): Likewise.
13982 * toplev.c (debug_hooks): Likewise.
13983 * vmsdbgout.c (vmsdbg_debug_hooks): Likewise.
13985 2002-03-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13987 * 1750a.h, a29k.h, arc.h, arm.h, c4x.h, clipper.h, cris.h, d30v.h,
13988 dsp16xx.h, fr30.h, h8300.h, i370.h, i386.h, i860.h, i960.h,
13989 m32r.h, m68hc11.h, m68k.h, m88k.h, mcore.h, mmix.h, mn10300.h,
13990 ns32k.h, pa.h, pdp11.h, pj.h, romp.h, s390.h, stormy16.h,
13991 v850.h, vax.h, we32k.h, xtensa.h (POINTER_SIZE): Delete.
13992 * defaults.h (POINTER_SIZE): Define.
13993 * doc/tm.texi (POINTER_SIZE): Document default.
13995 2002-03-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13997 * mn10200.h (PTRDIFF_TYPE): Change it to a signed type.
13999 2002-03-11 Richard Henderson <rth@redhat.com>
14001 * toplev.c (rest_of_compilation): Call purge_all_dead_edges
14002 if rebuild_label_notes_after_reload.
14004 2002-03-12 Hans-Peter Nilsson <hp@axis.com>
14006 * config/cris/cris.c (cris_target_asm_function_prologue): Do not
14007 emit pic register load if "internal" visibility.
14008 (cris_print_operand): Avoid traditional-warning for 0xffffffff.
14009 (cris_expand_builtin_va_arg): Do all computations on trees.
14011 2002-03-11 Richard Henderson <rth@redhat.com>
14013 * rtlanal.c: Include recog.h.
14014 (keep_with_call_p): Fix thinko.
14015 * Makefile.in (rtlanal.o): Update dependencies.
14017 2002-03-11 Chris Meyer <cmeyer@gatan.com>
14019 * genflags.c (gen_insn): Use IS_VSPACE.
14020 * genoutput.c (output_insn_data): Likewise.
14021 (process_template): Likewise.
14023 2002-03-11 Richard Henderson <rth@redhat.com>
14025 * toplev.c (rest_of_compilation): Don't compile if we've had errors.
14027 2002-03-11 Neil Booth <neil@daikokuya.demon.co.uk>
14029 * Makefile.in: Update.
14030 * doc/cppenv.texi, cppopts.texi: Split out of cpp.texi and gcc.texi.
14031 Update documentation.
14032 * doc/gcc.texi: Include cppopts.texi and cppenv.texi.
14033 * doc/cpp.texi: Include cppopts.texi and cppenv.texi.
14035 2002-03-11 Zack Weinberg <zack@codesourcery.com>
14037 * Makefile.in: Give texi2pod its input file as a command line
14038 argument, not on stdin.
14040 2002-03-11 Dan Nicolaescu <dann@ics.uci.edu>
14041 Daniel Berlin <dan@dberlin.org>
14043 C++ alias analysis improvement.
14044 * alias.c (record_component_aliases): Record aliases for base
14047 2002-03-11 Ulrich Weigand <uweigand@de.ibm.com>
14049 * config/s390/s390.h (REG_ALLOC_ORDER): Add missing register.
14051 2002-03-11 Douglas B Rupp <rupp@gnat.com>
14053 * toplev.c (vms_fopen): Remove, not needed.
14055 * vmsdbgout.c (lookup_filename): Adjust creation date for GMT.
14057 * config/alpha/xm-vms.h (__UNIX_FWRITE): Define.
14059 * config/alpha/alpha.c (alpha_sa_size, VMS): Don't reserve space
14060 for FP, already done later.
14062 * toplev.c (debug_args): Add entry for VMS_DEBUG.
14063 * vmsdbgout.c (vmsdbgout_init): Fix typo in call to xmalloc.
14065 2002-03-11 Richard Sandiford <rsandifo@redhat.com>
14067 * defaults.h (LARGEST_EXPONENT_IS_NORMAL, ROUND_TOWARDS_ZERO): New.
14068 (MODE_HAS_NANS, MODE_HAS_INFINITIES): Evaluate to false if
14069 LARGEST_EXPONENT_IS_NORMAL for the given mode.
14070 (MODE_HAS_SIGN_DEPENDENT_ROUNDING): False when ROUND_TOWARDS_ZERO.
14071 * real.c (eadd1): Make rounding dependent on !ROUND_TOWARDS_ZERO.
14072 (ediv, emul, eldexp, esqrt): Likewise.
14073 (etoe113, etoe64, etoe53, etoe24, etodec, etoibm, etoc4x): Likewise.
14074 (e24toe): Only check NaNs & infinities if !LARGEST_EXPONENT_IS_NORMAL.
14075 (saturate): New function.
14076 (toe53, toe24): Saturate on overflow if LARGEST_EXPONENT_IS_NORMAL.
14077 (make_nan): Use a saturation value instead of a NaN if
14078 LARGEST_EXPONENT_IS_NORMAL. Warn when this happens.
14079 * fp-bit.c (pack_d): Saturate on NaN, infinite or overflowing
14080 inputs if LARGEST_EXPONENT_IS_NORMAL. Represent subnormals as
14081 zero if NO_DENORMALS. Only round to nearest if !ROUND_TOWARDS_ZERO.
14082 (unpack_d): No NaNs or infinities if LARGEST_EXPONENT_IS_NORMAL.
14083 (_fpmul_parts, _fpdiv_parts): Only round to nearest if
14084 !ROUND_TOWARDS_ZERO.
14085 * doc/tm.texi (LARGEST_EXPONENT_IS_NORMAL): Document.
14086 (ROUND_TOWARDS_ZERO): Document.
14088 2002-03-11 Andreas Jaeger <aj@suse.de>
14090 * cfg.c (dump_flow_info): Remove unused variable.
14092 2002-03-11 Hans-Peter Nilsson <hp@bitrange.com>
14094 * config/mmix/mmix.c (mmix_expand_builtin_va_arg): Do all
14095 computations on trees.
14097 2002-03-10 Richard Henderson <rth@redhat.com>
14100 * reload.c (copy_replacements_1): New.
14101 (copy_replacements): Use it to recurse through the rtx.
14103 2002-03-10 Richard Henderson <rth@redhat.com>
14105 * loop.c (strength_reduce): Compute number of iterations as
14106 unsigned HOST_WIDE_INT.
14108 2002-03-10 Richard Henderson <rth@redhat.com>
14110 * sched-rgn.c (add_branch_dependences): Don't allow insns that throw
14111 to move away from the end of the block.
14113 2002-03-10 Neil Booth <neil@daikokuya.demon.co.uk>
14115 PR preprocessor/5899
14116 * cppinit.c (init_dependency_output): Don't ignore -dM etc.
14118 2002-03-10 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
14120 * mbchar.c (JIS_state_table, JIS_action_table): Const-ify.
14122 * attribs.c (decl_attributes): Fix signed/unsigned warning.
14124 2002-03-10 Hans-Peter Nilsson <hp@bitrange.com>
14126 * config/mmix/mmix.c: Improve comments.
14127 (mmix_target_asm_function_prologue): Drop variable
14128 empty_stack_frame. Don't allocate unused slot above fp.
14129 (mmix_target_asm_function_epilogue): Mirror prologue changes.
14130 * config/mmix/mmix.h (MMIX_GNU_ABI_REG_ALLOC_ORDER): Don't have
14131 brace in first column.
14132 (enum reg_class): Ditto.
14133 (FIRST_PARM_OFFSET): Now 0.
14134 (USER_LABEL_PREFIX): Remove #if 0:d definition.
14136 2002-03-10 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
14138 * combine.c (make_extraction): Fix error in last change.
14140 2002-03-09 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
14142 * c4x.c (c4x_fp_reglist): Const-ify.
14143 * cris.c (cris_print_operand): Likewise.
14144 * i386.c (ix86_va_arg): Likewise.
14145 * ia64/unwind-ia64.c (unw_decode_table): Likewise.
14146 * m32r.c (m32r_hard_regno_mode_ok): Likewise.
14147 * m32r.h (m32r_hard_regno_mode_ok): Likewise.
14148 * mcore.c (regno_reg_class, mcore_unique_section): Likewise.
14149 * mcore.h (regno_reg_class): Likewise.
14150 * mips.c (gen_int_relational): Likewise.
14151 * ns32k.c (ns32k_reg_class_contents, regclass_map): Likewise.
14152 * ns32k.h (ns32k_reg_class_contents, regclass_map): Likewise.
14153 * pdp11.c (move_costs): Likewise.
14154 * pj.h (INITIALIZE_TRAMPOLINE): Likewise.
14155 * s390.c (s390_branch_condition_mnemonic, regclass_map):
14157 * s390.h (regclass_map): Likewise.
14158 * sh.c (shift_amounts): Likewise.
14159 * sh.md (rotlsi3): Likewise.
14161 2002-03-09 Geoffrey Keating <geoffk@redhat.com>
14163 * config/rs6000/rs6000.md (ne0+4): Add extra CLOBBER.
14164 (ne0+5): Use new clobber to generate proper shift pattern.
14165 Patch by Michael Matz <matz@kde.org>.
14167 2002-03-09 Andreas Schwab <schwab@suse.de>
14169 * gcc.c (validate_all_switches): Also handle `%W{...}'.
14171 2002-03-09 Geoffrey Keating <geoffk@redhat.com>
14173 * config/rs6000/sysv4.h (BIGGEST_ALIGNMENT): Don't define.
14175 2002-03-09 Jakub Jelinek <jakub@redhat.com>
14178 * expr.c (highest_pow2_factor): Check TREE_INT_CST_LOW
14179 even for non-representable constants.
14181 Sat Mar 9 07:20:01 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
14183 * emit-rtl.c (copy_most_rtx): Accept EXPR_LIST for may_share.
14184 * function.c (fixup_var_refs): Add MAY_SHARE parameter.
14185 (fixup_var_refs_insns, fixup_var_refs_insns_with_has): Likewise.
14186 (fixup_var_refs_insn, fixup_var_refs_1): Likewise.
14187 (pop_function_context): Compute MAY_SHARE parameter for
14189 (fixup_var_refs_1, case MEM): Pass MAY_SHARE to copy_most_rtx, not VAR.
14190 (gen_mem_addressof): Call fixup_var_refs with new parm.
14192 * combine.c (make_extraction): Don't make extension of CONST_INT.
14194 2002-03-09 Alexandre Oliva <aoliva@redhat.com>
14196 * config/mips/mips.c (function_arg_pass_by_reference): Force to 0
14197 in o32 and o64 ABIs.
14198 * config/mips/abi64.h (MUST_PASS_IN_STACK): Define as in expr.h,
14199 but getting fixed-size structs passed in registers regardless of
14200 padding in o32 and o64 ABIs.
14202 * config/mips/mips.c (mips_va_arg): Apply big-endianness address
14203 offset before loading address of argument passed by transparent
14206 2002-03-08 John David Anglin <dave@hiauly1.hia.nrc.ca>
14208 * t-pa64 (LIB1ASMFUNCS, LIB1ASMSRC): Delete.
14210 2002-03-09 Alexandre Oliva <aoliva@redhat.com>
14212 * config/mips/mips.c (mips_expand_prologue): Set regno of vararg
14213 marker such that registers after it are saved.
14215 2002-03-08 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
14217 * sparc.c (arith_4096_operand): Fix error in last change.
14219 2002-03-08 Alexandre Oliva <aoliva@redhat.com>
14221 * config/mips/mips.h (SUBTARGET_CPP_SIZE_SPEC): Remove duplicate
14222 defaults for MEABI.
14224 2002-03-08 Aldy Hernandez <aldyh@redhat.com>
14226 * config/rs6000/rs6000.c (rs6000_va_arg): Fix alignment for
14229 2002-03-08 Aldy Hernandez <aldyh@redhat.com>
14231 * config/rs6000/sysv4.h (BIGGEST_ALIGNMENT): Change for altivec.
14233 Fri Mar 8 21:27:49 CET 2002 Jan Hubicka <jh@suse.cz>
14235 * cfgrtl.c (purge_dead_edges): Set BB_DRITY flags if edge has been
14236 removed; fix return value.
14237 * combine.c (combine_instructions): Dirtify blocks where we failed to
14238 update liveness; purge dead edges; use update_life_info_in_dirty_blocks.
14239 * toplev.c (rest_of_compilation): Do not purge_dead_edges after combine.
14241 2002-03-08 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
14243 * gcse.c (insert_insn_end_bb): Fix typo in last change.
14245 Fri Mar 8 21:08:52 CET 2002 Jan Hubicka <jh@suse.cz>
14247 * recog.c (peephole2_optimize): Re-distribute EH edges.
14249 2002-03-08 Neil Booth <neil@daikokuya.demon.co.uk>
14251 * expr.c (expand_expr): Use unsave lang hook.
14252 * langhooks-def.h (LANG_HOOKS_UNSAVE): New.
14253 (LANG_HOOKS_INITIALIZER): Update.
14254 * langhooks.h (struct lang_hooks): New hook unsave.
14255 * tree.c (lang_unsave, lang_unsave_expr_now): Remove.
14256 (unsave_expr_1): Remove unused lang_unsave_expr_now.
14257 (unsave_expr_now_r): Rename lhd_unsave. Update. Return input.
14258 (unsave_expr_now): Remove.
14259 * tree.h (unsave_expr_now, lang_unsave,
14260 lang_unsave_expr_now): Remove.
14263 2002-03-08 Andreas Jaeger <aj@suse.de>
14265 * flow.c (propagate_block_delete_insn): Remove unused variable.
14267 2002-03-08 Kazu Hirata <kazu@hxi.com>
14269 * config/h8300/h8300.c (h8300_adjust_insn_length): Tighten
14270 insn length for memory load/store.
14272 2002-03-08 Craig Rodrigues <rodrigc@gcc.gnu.org>
14274 * doc/install.texi (--with-libiconv-prefix): Document.
14276 2002-03-08 Michael Y. Brukman <myb2@cornell.edu>
14278 * doc/sourcebuild.texi: Fix typo.
14280 2002-03-08 Jakub Jelinek <jakub@redhat.com>
14283 * builtins.c (std_expand_builtin_va_arg): Do all computations on
14286 Fri Mar 8 06:48:45 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
14288 * rtl.c (copy_most_rtx): Move from here ...
14289 * emit-rtl.c (copy_most_rtx): ... to here.
14291 2002-03-08 Alexandre Oliva <aoliva@redhat.com>
14293 * config/mips/mips.h (LONG_MAX_SPEC): Rewrite, along with
14294 SUBTARGET_CPP_SIZE_SPEC.
14295 * config/mips/abi64.h (LONG_MAX_SPEC): Delete.
14297 * config/mips/mips.h (SUBTARGET_CPP_SIZE_SPEC): Simplify.
14299 2002-03-07 Matt Hiller <hiller@redhat.com>
14301 * gensupport.c (first_dir_md_include): Renamed from include;
14302 change all references.
14303 (last_dir_md_include): Renamed from last_include; change all
14305 (init_md_reader): Unconditionally initialize base_dir whether or
14306 not filename is a relative path.
14308 2002-03-07 Alexandre Oliva <aoliva@redhat.com>
14310 * config/fp-bit.c (_unord_f2): Compile it in even if
14311 US_SOFTWARE_GOFAST is enabled.
14313 * config/gofast.h (GOFAST_RENAME_LIBCALLS): Set gt and ge as
14314 NULL_RTX. Set all HFmode operations as NULL_RTX.
14315 * optabs.c (prepare_float_lib_cmp) <GT, GE, LT, LE>: If libfunc is
14316 NULL_RTX, try reversing the comparison and the operands.
14318 2002-03-06 Ulrich Weigand <uweigand@de.ibm.com>
14320 * genextract.c (walk_rtx): Recurse into MATCH_PAR_DUP.
14321 genoutput.c (scan_operands): Recurse into MATCH_PAR_DUP
14324 Thu Mar 7 16:54:10 CET 2002 Jan Hubicka <jh@suse.cz>
14326 * reload1.c (reload_cse_delete_noop_set): Purge dead edges.
14328 Thu Mar 7 16:33:54 CET 2002 Jan Hubicka <jh@suse.cz>
14330 * basic-block.h (fixup_abnormal_edges): Declare.
14331 * reload1.c (fixup_abnormal_edges): New function.
14332 * reg-stack.c (convert_regs): Use it.
14334 * gcse.c (insert_insn_end_bb): Handle trapping insns.
14336 * gcse.c (hash_scan_set): Refuse instructions with EH edges.
14338 2002-03-07 Richard Sandiford <rsandifo@redhat.com>
14340 * defaults.h (MODE_HAS_NANS, MODE_HAS_INFINITIES): New.
14341 (MODE_HAS_SIGNED_ZEROS, MODE_HAS_SIGN_DEPENDENT_ROUNDING): New.
14342 * flags.h (HONOR_NANS, HONOR_INFINITIES, HONOR_SIGNED_ZEROS): New.
14343 (HONOR_SIGN_DEPENDENT_ROUNDING): New.
14344 * builtins.c (expand_builtin_mathfn): Use HONOR_NANS.
14345 * c-common.c (truthvalue_conversion): Reduce x - y != 0 to x != y
14346 unless x and y could be infinite.
14347 (expand_unordered_cmp): New, mostly split from expand_tree_builtin.
14348 Check that the common type of both arguments is a real, even for
14349 targets without unordered comparisons. Allow an integer argument
14350 to be compared against a real.
14351 (expand_tree_builtin): Use expand_unordered_cmp.
14352 * combine.c (combine_simplify_rtx): Use the new HONOR_... macros.
14353 * cse.c (fold_rtx): Likewise. Fix indentation.
14354 * fold-const.c (fold_real_zero_addition_p): New.
14355 (fold): Use it, and the new HONOR_... macros.
14356 * ifcvt.c (noce_try_minmax): Use the new HONOR_... macros.
14357 * jump.c (reversed_comparison_code_parts): After searching for
14358 the true comparison mode, use HONOR_NANS to decide whether it
14359 can be safely reversed.
14360 (reverse_condition_maybe_unordered): Remove IEEE check.
14361 * simplify-rtx.c (simplify_binary_operation): Use the new macros
14362 to decide which simplifications are valid. Allow the following
14363 simplifications for IEEE: (-a + b) to (b - a), (a + -b) to (a - b),
14364 and (a - -b) to (a + b).
14365 (simplify_relational_operation): Use HONOR_NANS.
14366 * doc/tm.texi: Document the MODE_HAS_... macros.
14368 2002-03-07 Richard Earnshaw <rearnsha@arm.com>
14370 * combine.c (simplify_comparison): If simplifying a logical shift
14371 right and compare with constant, force the comparison to unsigned.
14373 2002-03-07 Aldy Hernandez <aldyh@redhat.com>
14375 * doc/invoke.texi: Add documentation for -mabi=no-altivec.
14377 * config/rs6000/rs6000.c (rs6000_parse_abi_options): Add
14379 (alt_reg_names): Remove % for vrsave.
14381 2002-03-06 Richard Henderson <rth@redhat.com>
14383 PR optimization/5844
14384 * genemit.c (gen_exp): New argument used. Invoke copy_rtx
14385 if used indicates we've already emitted one copy of an operand.
14386 (gen_insn, gen_expand, output_add_clobbers): Supply a null used.
14387 (gen_split): Supply a non-null used.
14389 2002-03-06 Ulrich Weigand <uweigand@de.ibm.com>
14391 * reload1.c (reload): Unshare all rtl after reload is done.
14393 * simplify-rtx.c (simplify_plus_minus): Do not abort,
14394 but simply fail if the expression is too complex to simplify.
14395 (simplify_gen_binary): Handle simplify_plus_minus failures.
14397 Wed Mar 6 20:32:09 CET 2002 Jan Hubicka <jh@suse.cz>
14399 * toplev.c (rest_of_compilation): Do jump threading before SSA path;
14400 consistently call delete_trivially_dead_insns after CSE and GCSE;
14401 fix DFI_life dumping; do jump threading after liveness; do crossjumping
14402 after liveness2; update comment in last crossjumping.
14403 * cfgcleanup.c (try_crossjump_to_edge): Dirtify block.
14405 Wed Mar 6 12:27:10 2002 Jeffrey A Law (law@redhat.com)
14407 * ssa-ccp.c (ssa_fast_dce): Update the DF def-use chains
14408 after completing fast dead code elimination.
14410 * m68k.h (CONST_COSTS): Lower cost of 0.0 when used inside a
14413 2002-03-06 Phil Edwards <pme@gcc.gnu.org>
14415 * version.c: Fix misplaced leading blanks on first line.
14417 Wed Mar 6 19:08:03 CET 2002 Jan Hubicka <jh@suse.cz>
14419 * cfgrtl.c (verify_flow_info): Accept RESX as EH edge source.
14421 Wed Mar 6 18:14:43 CET 2002 Jan Hubicka <jh@suse.cz>
14423 * cfgcleanup.c (mentions_nonequal_regs): New function.
14424 (thread_jump): Use it.
14425 * toplev.c (rest_of_compilation): Run jump threading after
14428 2002-03-06 Jakub Jelinek <jakub@redhat.com>
14430 * ssa-ccp.c (ssa_ccp_substitute_constants): Backout 2002-03-05
14433 Wed Mar 6 11:28:19 CET 2002 Jan Hubicka <jh@suse.cz>
14435 * predict.c (estimate_bb_frequencies): Do not reload the
14436 frequencies from notes.
14438 Wed Mar 6 10:59:39 CET 2002 Jan Hubicka <jh@suse.cz>
14440 * cfgrtl.c (delete_insn_and_edges, delete_insn_chain_and_edges): New.
14441 * rtl.h (delete_insn_and_edges, delete_insn_chain_and_edges): Declare
14443 * basic-block.h (update_life_info, update_life_info_in_dirty_blocks,
14444 delete_noop_moves): Return indeger.
14445 * flow.c (ndead): New variable.
14446 (propagate_block_delete_insn): Use delete_insn_and_edges; remove
14447 BB argument; update callers.
14448 (propagate_block_delete_libcall): Use delete_insn_chain_and_edges.
14449 (life_analysis): Do not call purge_all_dead_edges.
14450 (update_life_info): Return number of deleted insns; print statistics.
14451 (update_life_info_in_dirty_blocks): likewise.
14452 (delete_noop_moves): Use delete_insn_and_edges; print statistics;
14453 return number of insns deleted.
14455 * cse.c: Include timevar.h
14456 (delete_trivially_dead_insns): Kill preserve_basic_blocks argument;
14457 iterate until stabilizes; print statistics; return number of killed
14459 * Makefile.in: (cse.o): Add timevar.h dependency
14460 * rtl.h (delete_trivially_dead_insns): New.
14461 * timever.def: Add TV_DELETE_TRIVIALLY_DEAD timer.
14462 * toplev.c (rest_of_compilation): Update callers.
14464 * cfgcleanup.c (try_optimize_cfg): Kill blocks.
14465 (try_optimize_cfg): Do not update liveness.
14466 (cleanup-cfg): Loop until try_optimize_cfg and dead code
14467 removal stabilizes; use delete_trivially_dead_insns.
14469 * cfgrtl.c (verify_flow_info): Sanity check outgoing edges.
14471 2002-03-05 Zack Weinberg <zack@codesourcery.com>
14473 * cppmain.c (setup_callbacks): Disable #pragma and #ident
14474 callbacks when processing assembly language.
14476 2002-03-05 John David Anglin <dave@hiauly1.hia.nrc.ca>
14478 * pa.h (ASM_FILE_END): Define.
14479 * som.h (ASM_FILE_END): Delete.
14481 * pa.c (function_arg): Don't pass floats in general registers in
14482 indirect calls if TARGET_ELF32.
14484 2002-03-05 Richard Henderson <rth@redhat.com>
14486 * config/i386/i386.md (floatsidf2): Conditionalize on hard-float.
14488 2002-03-05 Danny Smith <dannysmith@users.sourceforge.net>
14490 * gthr-win32.h (__GTHREAD_MUTEX_INIT_DEFAULT): Define.
14492 2002-03-05 Jakub Jelinek <jakub@redhat.com>
14494 * mklibgcc.in: Prepend a tab before .hidden, add $flags to gcc
14495 -r command line. Don't hide any symbols if not building
14498 Tue Mar 5 18:31:27 CET 2002 Jan Hubicka <jh@suse.cz>
14500 * cfg.c (dump_flow_info): Warn about profile mismatches.
14501 * cfgrtl.c (verify_flow_info): Few aditional sanity checks.
14502 (purge_dead_edges): Remove REG_BR_PROB notes on simplejumps.
14504 2002-03-05 Jakub Jelinek <jakub@redhat.com>
14506 * expmed.c (emit_store_flag): Don't test BITS_PER_WORD * 2
14507 wide volatile memory by parts.
14509 2002-03-05 Jakub Jelinek <jakub@redhat.com>
14511 * ssa-ccp.c (ssa_ccp_substitute_constants): Don't crash if def
14514 2002-03-05 Richard Henderson <rth@redhat.com>
14516 * rs6000.h (TOTAL_ALTIVEC_REGS): Fix off-by-one error.
14518 2002-03-04 Geoffrey Keating <geoffk@redhat.com>
14520 * toplev.c (documented_lang_options): Document more
14521 language-specific options.
14522 * doc/invoke.texi (Warning Options): Correct documentation for
14523 -Wno-multichar, -Wno-div-by-zero, and -Wsystem-headers.
14524 * c-decl.c (c_decode_option): Use a table to handle warning options.
14526 2002-03-05 Hans-Peter Nilsson <hp@bitrange.com>
14528 * config/mmix/mmix.h (ENCODE_SECTION_INFO): Pass on new second
14529 parameter to mmix_encode_section_info.
14530 (LINK_SPEC): Don't defsym __.MMIX.start..text if linking
14531 relocatably. Always produce ELF, not mmo if linking relocatably.
14532 * config/mmix/mmix.c (mmix_encode_section_info): If new parameter
14533 first is non-zero, don't add symbol prefix.
14534 * config/mmix/mmix-protos.h (mmix_encode_section_info): Tweak
14535 prototype accordingly.
14537 2002-03-04 Krister Walfridsson <cato@df.lth.se>
14539 * config.gcc (*-*-netbsd*): Add t-slibgcc-elf-ver to tmake_file.
14541 2002-03-05 Joseph S. Myers <jsm28@cam.ac.uk>
14543 * configure.in: Increase required makeinfo version to 4.1.
14544 * configure: Regenerate.
14546 2002-03-04 Geoffrey Keating <geoffk@redhat.com>
14548 * .cvsignore: Remove *.info* and genrtl*; these files are generated
14551 2002-03-04 Joseph S. Myers <jsm28@cam.ac.uk>
14553 * doc/include/texinfo.tex: Update to version 2002-03-01.06.
14554 * doc/invoke.texi: Fix @math uses.
14556 Mon Mar 4 15:33:54 CET 2002 Jan Hubicka <jh@suse.cz>
14558 * toplev.c (rest_of_compilation): Cleanup CFG after dead jumptables
14561 2002-03-03 Aldy Hernandez <aldyh@redhat.com>
14563 * config.gcc (powerpc-*-eabialtivec*): Use t-ppcendian.
14564 (powerpc-*-eabisimaltivec*): Same.
14566 * config/rs6000/t-ppcendian: New.
14568 2002-03-04 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
14570 * c4x-protos.h, c4x.h, c4x.c, c4x.md: Add new functions
14571 nonimmediate_src_operand and nonimmediate_lsrc_operand to
14572 disallow ZERO_EXTEND with CONST_INT or CONST_DOUBLE.
14574 2002-03-03 Richard Henderson <rth@redhat.com>
14576 * toplev.c (rest_of_decl_compilation): Revert last two changes.
14578 2002-03-03 Zack Weinberg <zack@codesourcery.com>
14580 * emit-rtl.c, final.c, fold-const.c, gengenrtl.c, optabs.c,
14581 print-tree.c, real.c, real.h, recog.c, rtl.c, simplify-rtx.c,
14582 tree.c, config/m68k/m68k.c:
14583 Remove all #ifndef REAL_ARITHMETIC blocks, make all #ifdef
14584 REAL_ARITHMETIC blocks unconditional. Delete some further
14585 #ifdef blocks predicated on REAL_ARITHMETIC.
14586 * flags.h, toplev.c: Delete remaining references to
14587 flag_pretend_float.
14589 * doc/invoke.texi: Remove documentation of -fpretend-float.
14590 * doc/tm.texi: Describe the various REAL_* macros as provided by
14591 real.h, not by the target configuration files.
14593 * config/alpha/alpha.h, config/alpha/unicosmk.h, config/arm/arm.h,
14594 config/avr/avr.h, config/c4x/c4x.h, config/convex/convex.h,
14595 config/cris/cris.h, config/d30v/d30v.h, config/dsp16xx/dsp16xx.h,
14596 config/h8300/h8300.h, config/i370/i370.h, config/i386/i386.h,
14597 config/i386/osf1elf.h, config/i960/i960.h, config/ia64/ia64.h,
14598 config/m32r/m32r.h, config/m68hc11/m68hc11.h, config/m68k/dpx2.h,
14599 config/m68k/linux-aout.h, config/m68k/linux.h, config/m68k/m68k.h,
14600 config/m68k/sun3.h, config/m68k/vxm68k.h, config/mcore/mcore.h,
14601 config/mips/mips.h, config/mmix/mmix.h, config/mn10200/mn10200.h,
14602 config/mn10300/mn10300.h, config/pa/pa.h, config/pj/pj.h,
14603 config/rs6000/rs6000.h, config/s390/s390.h, config/sh/sh.h,
14604 config/sparc/freebsd.h, config/sparc/linux.h, config/sparc/linux64.h,
14605 config/sparc/sol2.h, config/sparc/sparc.h, config/sparc/vxsim.h,
14606 config/stormy16/stormy16.h, config/v850/v850.h, config/vax/vax.h,
14607 config/xtensa/xtensa.h:
14608 Do not define, undefine, or mention in comments any of
14609 REAL_ARITHMETIC, REAL_VALUE_ATOF, REAL_VALUE_HTOF,
14610 REAL_VALUE_ISNAN, REAL_VALUE_ISINF,
14611 REAL_VALUE_TO_TARGET_SINGLE, REAL_VALUE_TO_TARGET_DOUBLE,
14612 REAL_VALUE_TO_TARGET_LONG_DOUBLE, REAL_VALUE_TO_DECIMAL,
14613 REAL_VALUE_TYPE, REAL_VALUES_EQUAL, REAL_VALUES_LESS,
14614 REAL_VALUE_LDEXP, REAL_VALUE_FIX, REAL_VALUE_UNSIGNED_FIX,
14615 REAL_VALUE_RNDZINT, REAL_VALUE_UNSIGNED_RNDZINT,
14616 REAL_INFINITY, REAL_VALUE_NEGATE, REAL_VALUE_TRUNCATE,
14617 REAL_VALUE_TO_INT, or REAL_VALUE_FROM_INT.
14619 2002-03-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
14621 * 1750a.h, a29k.h, alpha.h, arc.h, arm.h, avr.h, c4x.h, clipper.h,
14622 convex.h, cris.h, d30v.h, dsp16xx.h, elxsi.h, fr30.h, h8300.h,
14623 i370.h, i386.h, i860.h, i960.h, ia64.h, m32r.h, m68hc11.h, m68k.h,
14624 m88k.h, mcore.h, mips.h, mmix.h, mn10200.h, mn10300.h, ns32k.h,
14625 pa.h, pdp11.h, pj.h, romp.h, rs6000.h, s390.h, sh.h, sparc.h,
14626 stormy16.h, v850.h, vax.h, we32k.h, xtensa.h (BITS_PER_WORD):
14628 * defaults.h (BITS_PER_WORD): Define.
14629 * doc/tm.texi (BITS_PER_WORD): Document default value.
14631 * 1750a.h, avr.h, convex.h, d30v.h, dsp16xx.h, fr30.h, ia64.h,
14632 m68hc11.h, m88k.h, mips.h, pdp11.h, rs6000.h, sparc.c,
14633 stormy16.h, xtensa.h, vmsdbgout.c (CHAR_TYPE_SIZE): Delete.
14635 2002-03-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
14637 * attribs.c (init_attributes, decl_attributes): Use ARRAY_SIZE in
14638 lieu of explicit sizeof/sizeof.
14639 * i386.c (override_options, ix86_init_mmx_sse_builtins,
14640 ix86_expand_builtin): Likewise.
14641 * mips.c (mips_add_gc_roots): Likewise.
14642 * mmix.c (mmix_output_condition): Likewise.
14643 * rs6000.c (rs6000_override_options, altivec_expand_builtin,
14644 altivec_init_builtins): Likewise.
14645 * sparc.c (mark_ultrasparc_pipeline_state): Likewise.
14646 * cppexp.c (Nsuff, parse_number): Likewise.
14647 * cppinit.c (builtin_array_end): Likewise.
14648 * gcc.c (n_default_compilers, process_command): Likewise.
14649 * genpreds.c (output_predicate_decls): Likewise.
14650 * ggc-page.c (NUM_EXTRA_ORDERS): Likewise.
14651 * lcm.c (N_ENTITIES): Likewise.
14652 * stor-layout.c (set_sizetype): Likewise.
14654 2002-03-03 Richard Henderson <rth@redhat.com>
14656 * toplev.c (rest_of_decl_compilation): Do not invoke make_decl_rtl
14657 for types or labels.
14659 2002-03-03 Richard Henderson <rth@redhat.com>
14661 * c-decl.c (start_decl): Initialized variables are not common.
14663 2002-03-02 Per Bothner <per@bothner.com>
14665 * gcc.c (option_map): Suport new --bootclasspath option.
14666 --CLASSPATH is now just an alias for --classpath.
14668 2002-03-02 Richard Henderson <rth@redhat.com>
14670 * config/i386/i386.h (ix86_expand_prologue): Do not emit pic register
14671 load if "internal" visibility.
14672 * doc/extend.texi: Document visibility meanings.
14674 2002-03-02 Richard Henderson <rth@redhat.com>
14676 * config/i386/i386.h (ENCODE_SECTION_INFO): MODULE_LOCAL_P applies
14677 to functions as well.
14679 2002-03-02 Richard Henderson <rth@redhat.com>
14681 * attribs.c (handle_alias_attribute): Don't call assemble_alias.
14682 (handle_visibility_attribute): Don't call assemble_visibility.
14683 * toplev.c (rest_of_decl_compilation): Invoke make_decl_rtl even
14684 without asmspec. Invoke assemble_alias when needed.
14685 * varasm.c (maybe_assemble_visibility): New.
14686 (assemble_start_function, assemble_variable, assemble_alias): Use it.
14688 2002-03-02 Richard Henderson <rth@redhat.com>
14690 * varasm.c (make_decl_rtl): Remove call to REDO_SECTION_INFO_P;
14691 invoke ENCODE_SECTION_INFO with first call flag.
14693 * config/darwin-protos.h, config/darwin.c, config/darwin.h,
14694 config/a29k/a29k.h, config/alpha/alpha-protos.h, config/alpha/alpha.c,
14695 config/alpha/alpha.h, config/arc/arc.h, config/arm/arm-protos.h,
14696 config/arm/arm.h, config/arm/pe.c, config/arm/pe.h,
14697 config/avr/avr-protos.h, config/avr/avr.c, config/avr/avr.h,
14698 config/c4x/c4x-protos.h, config/c4x/c4x.c, config/c4x/c4x.h,
14699 config/cris/cris-protos.h, config/cris/cris.c, config/cris/cris.h,
14700 config/d30v/d30v.h, config/h8300/h8300.h, config/i370/i370.h,
14701 config/i386/cygwin.h, config/i386/i386-interix.h, config/i386/i386.h,
14702 config/i386/osfrose.h, config/i386/win32.h, config/i386/winnt.c,
14703 config/ia64/ia64-protos.h, config/ia64/ia64.c, config/ia64/ia64.h,
14704 config/m32r/m32r-protos.h, config/m32r/m32r.c, config/m32r/m32r.h,
14705 config/m68hc11/m68hc11-protos.h, config/m68hc11/m68hc11.c,
14706 config/m68hc11/m68hc11.h, config/m88k/m88k.h,
14707 config/mcore/mcore-protos.h, config/mcore/mcore.c,
14708 config/mcore/mcore.h, config/mips/mips.h, config/ns32k/ns32k.h,
14709 config/pa/pa.h, config/romp/romp.h, config/rs6000/linux64.h,
14710 config/rs6000/rs6000-protos.h, config/rs6000/rs6000.c,
14711 config/rs6000/sysv4.h, config/rs6000/xcoff.h, config/s390/s390.h,
14712 config/sh/sh.h, config/sparc/sparc.h,
14713 config/stormy16/stormy16-protos.h, config/stormy16/stormy16.c,
14714 config/stormy16/stormy16.h, config/v850/v850.h, config/vax/vms.h,
14715 config/xtensa/xtensa.h, doc/tm.texi: ENCODE_SECTION_INFO now takes
14716 FIRST argument. As needed, examine it and do nothing.
14718 * config/darwin.h, config/alpha/alpha.h, config/arm/pe.h,
14719 config/i386/cygwin.h, config/ia64/ia64.h, config/m68hc11/m68hc11.h,
14720 config/mcore/mcore.h: Remove REDO_SECTION_INFO_P.
14722 * config/arm/t-pe (pe.o): Add dependencies.
14724 2002-03-02 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
14726 * a29k.h, alpha.h, arc.h, arm.h, avr.h, clipper.h, convex.h,
14727 cris.h, d30v.h, elxsi.h, fr30.h, h8300.h, i370.h, i386.h, i860.h,
14728 i960.h, ia64.h, m32r.h, m68hc11.h, m68k.h, m88k.h, mcore.h,
14729 mips.h, mmix.h, mn10200.h, mn10300.h, ns32k.h, pa.h, pdp11.h,
14730 pj.h, romp.h, rs6000.h, s390.h, sh.h, sparc.h, stormy16.h, v850.h,
14731 vax.h, we32k.h, xtensa.h: (BITS_PER_UNIT): Delete.
14732 * defaults.h (BITS_PER_UNIT): Define.
14733 * doc/tm.texi (BITS_PER_UNIT): Document default value.
14735 2002-03-02 Kazu Hirata <kazu@hxi.com>
14737 * config/h8300/h8300-protos.h: Add a prototype for
14738 compute_a_shift_length.
14739 * config/h8300/h8300.c (h8300_asm_insn_count): New.
14740 (compute_a_shift_length): Likewise.
14741 (h8300_adjust_insn_length): Do not adjust insn length of shift
14743 * config/h8300/h8300.md (anonymous shift patterns): Use
14744 compute_a_shift_length.
14746 Sat Mar 2 06:30:14 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
14748 * config/sparc/sparc.c (sparc_initialize_trampoline): Use
14749 trunc_int_for_mode.
14751 * emit-rtl.c (offset_address): Call update_temp_slot_address.
14753 2002-03-01 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
14755 * Makefile.in (CRTSTUFF_CFLAGS): Add -fno-zero-initialized-in-bss.
14756 * doc/invoke.texi (-fno-zero-initialized-in-bss): Document.
14757 * flags.h (flag_zero_initialized_in_bss): Declare.
14758 * toplev.c (flag_zero_initialized_in_bss): New flag.
14759 (lang_independent_options): Add flag_zero_initialized_in_bss.
14760 * tree.c (initializer_zerop): New function.
14761 * tree.h (initializer_zerop): Declare.
14762 * varasm.c (assemble_variable): If we can emit bss, put zero
14763 initializers in the bss section.
14765 2002-03-02 Alan Modra <amodra@bigpond.net.au>
14767 * config/rs6000/rs6000.h (ASM_WEAKEN_DECL): AIX assembler doesn't
14768 like more than one symbol per .weak directive.
14770 2002-03-01 Richard Henderson <rth@redhat.com>
14772 * config/ia64/ia64.c (ia64_initial_elimination_offset): Do not
14773 adjust argument_pointer by pretend_args_size.
14774 (ia64_va_start): Adjust va_start address by -pretend_args_size.
14776 2002-03-01 Kazu Hirata <kazu@hxi.com>
14778 * config/h8300/h8300.c (h8300_adjust_insn_length): Clean up.
14780 Fri Mar 1 20:59:14 CET 2002 Jan Hubicka <jh@suse.cz>
14782 * toplev.c (rest_of_compilation): Delete dead jumptables before
14784 * flow.c (delete_dead_jumptables): Make global.
14785 * rtl.h (delete_dead_jumptables): Declare.
14787 2002-03-01 David Edelsohn <edelsohn@gnu.org>
14789 * config/rs6000/rs6000.h (HANDLE_PRAGMA_PACK): Delete.
14790 * config/rs6000/darwin.h (HANDLE_SYSV_PRAGMA): Define.
14791 * config/rs6000/xcoff.h (COLLECT_EXPORT_LIST): Delete.
14793 2002-03-01 Kazu Hirata <kazu@hxi.com>
14795 * config/h8300/h8300-protos.h: Fix formatting.
14796 * config/h8300/h8300.c: Likewise.
14797 * config/h8300/h8300.h: Likewise.
14799 2002-03-01 Kazu Hirata <kazu@hxi.com>
14801 * config/h8300/h8300.c (print_operand): Support 16-bit
14802 constant addresses.
14803 * config/h8300/h8300.h (TINY_CONSTANT_ADDRESS_P): New.
14805 2002-02-28 Richard Henderson <rth@redhat.com>
14807 * expmed.c (store_bit_field): Prevent generation of CONCATs;
14808 pun complex values as integers; use gen_lowpart instead of
14810 (extract_bit_field): Likewise.
14812 2002-03-01 Alan Modra <amodra@bigpond.net.au>
14813 David Edelsohn <edelsohn@gnu.org>
14815 * doc/tm.texi (ASM_WEAKEN_DECL): Document.
14816 (ASM_WEAKEN_LABEL): Mention ASM_WEAKEN_DECL.
14817 (SUPPORTS_WEAK): Likewise.
14818 * output.h (add_weak): Add tree param.
14819 * varasm.c (add_weak): Likewise. Save decl.
14820 (struct weak_syms): Add decl field.
14821 (mark_weak_decls): New function.
14822 (init_varasm_once): ggc_add_root mark_weak_decls.
14823 (assemble_start_function): Use ASM_WEAKEN_DECL.
14824 (assemble_variable): Likewise.
14825 (assemble_alias): Likewise.
14826 (declare_weak): Pass decl to add_weak.
14827 (weak_finish): Use ASM_WEAKEN_DECL. Try to find decl.
14828 (remove_from_pending_weak_list): Declare and define for
14830 * c-pragma.c (handle_pragma_weak): Adjust add_weak call.
14831 * c-pragma.h (HANDLE_PRAGMA_WEAK): Define if ASM_WEAKEN_DECL too.
14832 * defaults.h (SUPPORTS_WEAK): Likewise.
14833 * config/rs6000/linux64.h (ASM_DECLARE_FUNCTION_NAME): Don't emit
14834 .weak for code sym. Do emit .size for descriptor sym.
14835 (ASM_DECLARE_FUNCTION_SIZE): Define.
14836 * config/rs6000/rs6000.h (ASM_WEAKEN_DECL): Define.
14837 (ASM_OUTPUT_DEF_FROM_DECLS): Don't emit .weak here. Don't output
14838 .lglobl unless TARGET_XCOFF. Formatting fixes.
14839 * config/rs6000/xcoff.h (ASM_DECLARE_FUNCTION_NAME): Don't emit
14840 .weak for code sym.
14841 (HANDLE_PRAGMA_WEAK): Remove.
14842 (ASM_WEAKEN_LABEL): Remove.
14843 * config/rs6000/aix.h (HANDLE_SYSV_PRAGMA): Define.
14845 2002-03-01 Jason Merrill <jason@redhat.com>
14847 * tree.h (TARGET_EXPR_SLOT, TARGET_EXPR_INITIAL): New macros.
14848 (TARGET_EXPR_CLEANUP): New macro.
14850 2002-02-28 Steve Ellcey <sje@cup.hp.com>
14852 * doc/rtl.texi (SUBREG_PROMOTED_UNSIGNED_P): Change definition
14853 to take ptr_extend into account as third type of extension.
14854 (SUBREG_PROMOTED_UNSIGNED_SET): Definition of new macro to set bit
14855 fields used by SUBREG_PROMOTED_UNSIGNED_P.
14856 * rtl.h (SUBREG_PROMOTED_UNSIGNED_SET): New macro.
14857 (SUBREG_PROMOTED_UNSIGNED_P): Change to return -1 as well as 0 or 1.
14858 * calls.c (precompute_arguments): Use new macro.
14859 (expand_call): Ditto.
14860 * combine.c (nonzero_bits): Ditto.
14861 (record_promoted_value): Ditto.
14862 * expr.c (store_expr): Ditto.
14863 (expand_expr): Ditto.
14864 * function.c (assign_parms): Ditto.
14866 2002-02-28 Alexandre Oliva <aoliva@redhat.com>
14868 * gcc.c (init_gcc_specs): Get -static and -static-libgcc to
14869 override -shared and -shared-libgcc.
14871 2002-02-28 David O'Brien <obrien@FreeBSD.org>
14873 * config.gcc (sparc64-*-freebsd): Explicitly accept a cpu specification
14875 * config/sparc/freebsd.h: Do not use MASK_FASTER_STRUCTS. It appears
14878 2002-02-28 Richard Henderson <rth@redhat.com>
14880 * config/ia64/ia64.c (ia64_adjust_cost): All non-MM consumers have
14881 4 cycle latency from MM producers.
14882 (ia64_internal_sched_reorder): Likewise with pipeline flush.
14884 2002-02-28 Jakub Jelinek <jakub@redhat.com>
14886 * mklibgcc.in: Don't use GNU make extension.
14888 2002-02-28 Neil Booth <neil@daikokuya.demon.co.uk>
14890 * c-parse.in (STATIC): New terminal.
14891 (scspec): New non-terminal. Update productions accordingly.
14892 (program): Remove bogus ifc / end ifc.
14893 (array_declarator): Simplify production using STATIC.
14895 2002-02-28 Jim Meyering <meyering@lucent.com>
14897 * cpplex.c (cpp_parse_escape): Restore mistakenly-removed code:
14898 \a still means TARGET_BELL.
14900 2002-02-28 Richard Henderson <rth@redhat.com>
14902 * haifa-sched.c (sched_emit_insn): New.
14903 (schedule_block): Use last_scheduled_insn to track last insn.
14904 * sched-int.h (sched_emit_insn): Prototype.
14905 * config/ia64/ia64.c (last_issued): Remove.
14906 (ia64_variable_issue): Don't set it.
14907 (nop_cycles_until): Use sched_emit_insn.
14909 2002-02-28 Andrew MacLeod <amacleod@redhat.com>
14911 * config/sparc/sparc.c (sparc64_initialize_trampoline): Generate sign
14912 extended constants.
14914 2002-02-28 Kazu Hirata <kazu@hxi.com>
14916 * config/h8300/h8300.c: Fix formatting.
14917 * config/h8300/h8300.h: Likewise.
14919 2002-02-28 Marek Michalkiewicz <marekm@amelek.gda.pl>
14921 * config/avr/avr.c (avr_hard_regno_mode_ok): Do not allow r29
14922 which may overwrite the high byte of the frame pointer.
14924 2002-02-28 Bo Thorsen <bo@suse.de>
14926 * config/i386/linux64.h (LINK_SPEC): Fix 32/64 bit compilation.
14927 (STARTFILE_SPEC): Add 64 bit files.
14928 (ENDFILE_SPEC): Likewise.
14930 2002-02-28 Jason Merrill <jason@redhat.com>
14932 * c-decl.c (finish_function): Only warn about missing return
14933 statement with -Wreturn-type.
14935 Don Feb 28 11:24:30 CET 2002 Jan Hubicka <jh@suse.cz>
14937 * cfgrtl.c (purge_dead_edges): Fix handling of EH edges.
14939 * i386.h (CONDITIONAL_REGISTER_USAGE): Do not write to
14940 PIC_OFFSET_TABLE_REGNUM when it is INVALID_REGNUM
14942 Don Feb 28 11:07:36 CET 2002 Jan Hubicka <jh@suse.cz>
14944 * basic-block.h (BB_REACHABLE): Renumber.
14945 (BB_DIRTY, BB_NEW): New flags.
14946 (clear_bb_flags): Declare.
14947 (update_life_info_in_dirty_blocks): Declare.
14948 * cfg.c (clear_bb_flags): New function.
14949 * cfgrtl.c (create_basic_block_structure): Set flags to BB_NEW.
14950 * emit-rtl.c (add_insn_after, add_insn_before, remove_insn,
14951 reorder_insns, emit_insn_after): Mark block as dirty.
14952 * flow.c (update_life_info): Fix clearing of PROP_LOG_LINKS.
14953 (update_life_info_in_dirty_blocks): New function.
14954 * recog.c (apply_change_group): Dirtify block.
14956 * cse.c (cse_insn): Reorder emitting of jump insn to keep
14958 * gcse.c (delete_null_pointer_checks): Likewise.
14960 * toplev.c (dump_file_index): Move cse2 after bp,
14962 (dump_file_info): Similary.
14963 (rest_of_compilation): Avoid most of CFG rebuilds;
14964 do first if converision after null pointer checks, do cse2
14965 after branch prediction; avoid full liveness rebuild after
14966 initializing subregs.
14967 * invoke.texi (-d options): Document -du, renumber.
14969 * cfgcleanup.c (bb_flags): Remove BB_UPDATE_LIFE.
14970 (notice_new_block): Do not set BB_UPDATE_LIFE.
14971 (try_forward_edges, merge_blocks_move_predecessor_nojumps,
14972 merge_blocks_move_successor_nojumps, merge_blocks,
14973 try_crossjump_to_edge): Likewise.
14974 (try_optimize_cfg): Likewise; use update_life_info_in_dirty_blocks.
14975 * cfgrtl.c (merge_blocks_nomove): Copy b's flags to a.
14976 * ifcvt.c (SET_UPDATE_LIFE, UPDATE_LIFE): Kill.
14977 (merge_of_block): Do not use life_data_ok.
14978 (find_if_case_1): Do not use SET_UPDATE_LIFE.
14979 (if_convert): Use BB_DIRTY mechanizm to update life.
14980 * lcm.c (optimize_mode_switching): Update
14981 update_life_info_in_dirty_blocks
14983 2002-02-28 Neil Booth <neil@daikokuya.demon.co.uk>
14985 * Makefile.in (integrate.o): Update.
14986 * c-decl.c (copy_lang_decl): Rename.
14987 * c-lang.c (LANG_HOOKS_DUP_LANG_SPECIFIC_DECL): Redefine.
14988 * integrate.c: Include langhooks.h.
14989 (copy_decl_for_inlining): Update to use langhook.
14990 * langhooks-def.h (lhd_do_nothing_t,
14991 LANG_HOOKS_DUP_LANG_SPECIFIC_DECL): New.
14992 (LANG_HOOKS_INITIALIZER): Update.
14993 * langhooks.c (lhd_do_nothing_t): New.
14994 * langhooks.h (struct lang_hooks): Add dup_lang_specific_decl.
14995 * tree.h (copy_lang_decl): Remove.
14997 * objc-lang.c (LANG_HOOKS_DUP_LANG_SPECIFIC_DECL): Redefine.
14999 2002-02-27 Andrew MacLeod <amacleod@redhat.com>
15001 * dwarf2out.c (stack_adjust_offset): Add support for POST_INC,
15002 POST_DEC, and POST_MODIFY.
15004 2002-02-27 Zack Weinberg <zack@codesourcery.com>
15006 * c-typeck.c (digest_init): Remove unused parameter; all
15009 2002-02-27 Geoffrey Keating <geoffk@redhat.com>
15011 * expmed.c (expand_shift): Correctly test for low part of a
15014 2002-02-27 Ulrich Weigand <uweigand@de.ibm.com>
15016 * config/s390/s390.c (s390_chunkify_pool): Do not confuse
15017 insn UIDs with insn addresses.
15019 2002-02-27 Zack Weinberg <zack@codesourcery.com>
15021 * c-common.c, c-common.h, c-decl.c, c-lex.c, c-parse.in,
15022 c-tree.h, c-typeck.c, cppexp.c, cpplex.c, cpplib.c, cpplib.h,
15023 cppmacro.c, objc/lang-specs.h, objc/objc-act.c,
15024 builtin-types.def, builtins.def, dwarf2out.c, dwarfout.c,
15025 gcc.c, toplev.c: Delete code implementing -traditional mode.
15027 * doc/bugreport.texi, doc/cpp.texi, doc/extend.texi,
15028 doc/invoke.texi, doc/standards.texi, doc/trouble.texi:
15029 Document removal of -traditional mode for compilation, and
15030 remove documentation only relevant to that mode.
15032 * config/nextstep.h, config/ptx4.h, config/svr4.h,
15033 config/convex/convex.h, config/d30v/d30v.h,
15034 config/i386/dgux.h, config/i386/osf1elf.h,
15035 config/i386/osfelf.h, config/i386/osfrose.h,
15036 config/i386/sco5.h, config/i386/sol2.h, config/m68k/a-ux.h,
15037 config/m68k/hp310.h, config/m88k/dgux.h,
15038 config/m88k/dguxbcs.h, config/m88k/luna.h, config/m88k/m88k.c,
15039 config/m88k/m88k.h, config/m88k/openbsd.h,
15040 config/mips/abi64.h, config/mips/osfrose.h,
15041 config/mips/svr4-5.h, config/mips/svr4-t.h,
15042 config/sparc/sol2-sld-64.h, config/sparc/sol2.h,
15043 config/stormy16/stormy16.h: Remove all references to
15044 -traditional from target specs. Delete all mention of the
15045 no-longer-necessary TRADITIONAL_RETURN_FLOAT macro. Also
15046 delete a couple of commented-out definitions of
15047 DOLLARS_IN_IDENTIFIERS, with (incorrect) commentary referring
15050 * system.h: Poison TRADITIONAL_RETURN_FLOAT.
15051 * doc/tm.texi: Remove mention of TRADITIONAL_RETURN_FLOAT macro.
15053 2002-02-27 Zack Weinberg <zack@codesourcery.com>
15055 * mklibgcc.in: Don't use \n in a line subject to
15056 interpretation by echo.
15058 2002-02-27 Graham Stott <grahams@redhat.com>
15060 * config/rs6000/rs6000.h (ASM_OUTPUT_DEF_FROM_DELC):
15063 * loop.c (prescan_loop): Handle PARALLEL.
15065 * unroll.c (loop_iterations): Return 0 if the add_val for
15068 * final.c (output_operand_lossage): Constify PFX_STR.
15070 * df.c (df_insn_refs_record): Use XEXP (x, 0) for USE.
15072 Wed Feb 27 10:45:19 CET 2002 Jan Hubicka <jh@suse.cz>
15074 * linux64.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Remove.
15075 * x86-64.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Allways define.
15077 Wed Feb 27 10:39:20 CET 2002 Jan Hubicka <jh@suse.cz>
15079 * linux64.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Define.
15081 2002-02-27 Neil Booth <neil@daikokuya.demon.co.uk>
15083 * cpplex.c (_cpp_lex_token): Handle directives in macro
15085 * cpplib.c (_cpp_handle_directive): Save and restore state
15086 if parsing macro args when entering a directive.
15087 * cppmacro.c (collect_args): No need to handle directives
15088 in macro arguments.
15089 (enter_macro_context, replace_args): Use the original macro
15090 definition in case it was redefined whilst collecting arguments.
15092 * cpp.texi: Update.
15094 2002-02-26 David Edelsohn <edelsohn@gnu.org>
15096 * config/rs6000/aix43.h (THREAD_MODEL_SPEC): Delete.
15097 * config/rs6000/aix51.h (THREAD_MODEL_SPEC): Delete.
15098 * config/rs6000/rs6000.c (rs6000_return_addr): Use efficient
15100 * config/rs6000/rs6000.md (movsi_low): Use gpc_reg_operand.
15101 (movsi_low_st, movdf_low, movdf_low_st, movsf_low, movsf_low_st): Same.
15102 (load_toc_v4_PIC_2): Same.
15104 2002-02-26 Alan Modra <amodra@bigpond.net.au>
15106 * config/rs6000/rs6000.md (load_toc_aix_di): Handle TARGET_RELOCATABLE.
15108 2002-02-26 Richard Henderson <rth@redhat.com>
15110 * config/alpha/alpha.md (ashldi_se): Re-enable.
15112 2002-02-26 Richard Henderson <rth@redhat.com>
15114 * config/alpha/alpha.c (alpha_encode_section_info): Examine
15115 MODULE_LOCAL_P; improve commentary.
15117 2002-02-26 Zack Weinberg <zack@codesourcery.com>
15119 * doc/cpp.texi: Clarify documentation of relationship between
15120 #line and #include.
15122 2002-02-26 Kazu Hirata <kazu@hxi.com>
15124 * config/h8300/h8300-protos.h: Update the prototype for
15125 compute_logical_op_length. Add the prototype for
15126 compute_logical_op_cc.
15127 * config/h8300/h8300.c (compute_logical_op_length): Figure out
15128 code from operands.
15129 (compute_logical_op_cc): New.
15130 * config/h8300/h8300.md: Combine all the logical op patterns
15131 in HImode and SImode. Use compute_logical_op_cc.
15133 2002-02-26 Kelley Cook <kelleycook@comcast.net>
15135 * config/i386/i386.c (print_operand): Don't append ATT-style
15136 length suffixs to x87 opcodes when in Intel mode.
15138 2002-02-26 Ryan T. Sammartino <ryants@shaw.ca>
15140 * emit-rtl.c (gen_const_vector_0): Remove TYPE argument.
15141 (init_emit_once): Update calls.
15142 * fixinc/gnu-regex.c (_GNU_SOURCE): Remove.
15143 (init_syntax_once): Prototype.
15145 2002-02-26 John David Anglin <dave@hiauly1.hia.nrc.ca>
15147 * pa-linux.h (LIB_SPEC): Update definition.
15148 * pa32-linux.h (LINK_COMMAND_SPEC): Delete.
15150 2002-02-26 Richard Henderson <rth@redhat.com>
15152 * config/ia64/ia64.c (nop_cycles_until): Do init_insn_group_barriers
15153 if we emitted a stop bit.
15155 2002-02-26 Jakub Jelinek <jakub@redhat.com>
15157 * configure.in (libgcc_visibility): Substitute.
15158 * configure: Rebuilt.
15159 * mklibgcc.in: If libgcc_visibility = yes, make libgcc.a global
15160 defined symbols .hidden.
15162 2002-02-26 Jakub Jelinek <jakub@redhat.com>
15164 * attribs.c (c_common_attribute_table): Add visibility.
15165 (handle_visibility_attribute): New function.
15166 * varasm.c (assemble_visibility): New function.
15167 * output.h (assemble_visibility): Add prototype.
15168 * tree.h (MODULE_LOCAL_P): Define.
15169 * crtstuff.c (__dso_handle): Use visibility attribute.
15170 * config/i386/i386.h (ENCODE_SECTION_INFO): Set SYMBOL_REF_FLAG
15171 for MODULE_LOCAL_P symbols too.
15172 * config/ia64/ia64.c (ia64_encode_section_info): Handle
15173 MODULE_LOCAL_P symbols the same way as local symbols.
15174 Add SDATA_NAME_FLAG_CHAR even if decl was explicitely forced
15175 into .sdata/.sbss by the user.
15176 * doc/extend.texi (Function Attributes): Document visibility
15179 2002-02-26 Jakub Jelinek <jakub@redhat.com>
15182 * dwarf2out.c (rtl_for_decl_location): Return CONST_STRING for
15183 STRING_CST initializer spanning the whole variable without
15185 If expand_expr returned MEM, don't use it.
15187 2002-02-26 Alexandre Oliva <aoliva@redhat.com>
15189 * dwarf2out.c (gen_inlined_subroutine_die): If block is abstract,
15190 generate a die for the lexical block.
15192 2002-02-26 Kazu Hirata <kazu@hxi.com>
15194 * config/h8300/h8300-protos.h: Add a prototype for
15195 compute_logical_op_length.
15196 * config/h8300/h8300.c (compute_logical_op_length): New.
15197 * config/h8300/h8300.md (anonymous logical patterns): Use
15198 compute_logical_op_length for length.
15200 2002-02-26 Aldy Hernandez <aldyh@redhat.com>
15202 * dwarf2out.c (modified_type_die): Do not call type_main_variant
15204 (gen_type_die): Same.
15206 * attribs.c (handle_vector_size_attribute): Set debug information.
15208 2002-02-26 Daniel Egger <degger@fhm.edu>
15210 * config/rs6000/rs6000.md: Swap define_insn attributes to
15211 fix incorrect generation of merge high instructions instead
15214 2002-02-26 Aldy Hernandez <aldyh@redhat.com>
15216 * c-typeck.c (really_start_incremental_init): Use
15217 bitsize_zero_node for vectors.
15219 2002-02-26 Aldy Hernandez <aldyh@redhat.com>
15221 * config/rs6000/rs6000.md (get_vrsave_internal): Fix typo.
15222 ("*set_vrsave_internal"): Same.
15224 2002-02-25 Richard Henderson <rth@redhat.com>
15226 * expr.c (expand_expr) [MULT_EXPR]: Do not apply distributive law
15227 in EXPAND_SUM case. Use host_integerp/tree_low_cst.
15229 2002-02-25 Jakub Jelinek <jakub@redhat.com>
15232 * config/i386/i386.c (ix86_return_pops_args): Only pop
15233 fake structure return argument if it was passed on the stack.
15235 2002-02-25 Jason Merrill <jason@redhat.com>
15237 * attribs.c (decl_attributes): Also re-layout PARM_DECL and
15240 2002-02-25 Alexandre Oliva <aoliva@redhat.com>
15242 * gcc.c (init_gcc_specs): Get -shared-libgcc along with -shared to
15243 link with shared_name only.
15244 * doc/invoke.texi (Link Options): Document new behavior.
15246 2002-02-25 Aldy Hernandez <aldyh@redhat.com>
15248 * c-typeck.c (push_init_level): Handle vectors.
15250 2002-02-25 Alexandre Oliva <aoliva@redhat.com>
15252 * config/sparc/sparc.c (const64_high_operand): Zero-extend
15253 operands of SPARC_SETHI_P.
15254 (input_operand): Likewise.
15255 (sparc_emit_set_const32): Likewise.
15256 * config/sparc/sparc.h (SPARC_SETHI_P): Disregard TARGET_ARCH64.
15257 (SPARC_SETHI32_P): Zero-extend operand from 32 bits.
15258 (CONST_OK_FOR_LETTER_P): Use SETHI32 for `K'. Add `N' as SETHI.
15259 * config/sparc/sparc.md (movdi_insn_sp64_novis): Use `N'.
15260 (movdi_insn_sp64_vis): Likewise.
15261 (movdi split, movdf split): Use SETHI32.
15262 * doc/md.texi: Document SPARC constraints L, M and N.
15264 2002-02-25 Aldy Hernandez <aldyh@redhat.com>
15266 * config/rs6000/rs6000.md ("get_vrsave_internal"): New.
15267 ("*set_vrsave_internal"): use mfspr for Darwin.
15269 * config/rs6000/rs6000.c (rs6000_emit_prologue): Call
15270 gen_get_vrsave_internal.
15272 Sun Feb 24 16:38:56 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
15274 * optabs.c (widen_operand): Properly handle CONST_INT for NO_EXTEND.
15276 2002-02-24 Neil Booth <neil@daikokuya.demon.co.uk>
15278 * cpplex.c (cpp_interpret_charconst): Get signedness or
15279 otherwise of wide character constants correct.
15280 * cppexp.c (lex): Get signedness of wide charconsts correct.
15282 Sun Feb 24 07:41:31 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
15284 * optabs.c (widen_operand): Only call convert_modes for
15285 promoted SUBREG if signedness matches.
15286 * config/alpha/alpha.md (*addsi_se2, *subsi_se2): New patterns.
15288 2002-02-23 Neil Booth <neil@daikokuya.demon.co.uk>
15290 * cpplib.c (glue_header_name): Use local buffer to build up
15293 2002-02-23 Neil Booth <neil@daikokuya.demon.co.uk>
15295 * doc/cpp.texi, doc/invoke.texi: Update documentation for -MM.
15297 2002-02-23 Kazu Hirata <kazu@hxi.com>
15299 * config/h8300/h8300.c (output_simode_bld): Handle H8/300 and
15300 H8/300[HS] separately.
15301 * config/h8300/h8300.md: Remove the early clobber constraint
15302 from bit field patterns.
15304 2002-02-23 Kazu Hirata <kazu@hxi.com>
15306 * config/h8300/h8300.md (mulqihi3): Tighten predicates to
15308 (mulhisi3): Likewise.
15309 (umulqisi3): Likewise.
15310 (umulhisi3): Likewise.
15312 2002-02-23 Neil Booth <neil@daikokuya.demon.co.uk>
15314 * cppinit.c (output_deps): Correct test for stdout output.
15315 (init_dependency_output): Cure warning.
15317 Sat Feb 23 08:42:47 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
15319 * expr.c (store_expr): When converting expression to promoted
15320 equivalent type, allow using SUBREG_REG of TARGET as the target
15321 of the expansion of EXP.
15322 * loop.c (basic_induction_var, case SUBREG): Always look inside.
15323 * config/alpha/alpha.c (rtx_equiv_function_matters): Delete decl.
15324 (alpha_emit_set_const): Handle SImode when can't make new pseudos.
15325 (alpha_emit_set_const_1, alpha_sa_mask): Use no_new_pseudos.
15326 * config/alpha/alpha.md (addsi3, subsi3): Don't use if optimizing.
15328 2002-02-23 Joseph S. Myers <jsm28@cam.ac.uk>
15330 * doc/contribute.texi, doc/extend.texi, doc/install.texi,
15331 doc/invoke.texi, doc/md.texi, doc/passes.texi, doc/rtl.texi,
15332 doc/standards.texi, doc/tm.texi: Remove trailing whitespace.
15334 2002-02-23 Jakub Jelinek <jakub@redhat.com>
15336 PR optimization/5747
15337 * loop.c (scan_loop): Update reg info if move_movables created new
15340 2002-02-23 David Edelsohn <edelsohn@gnu.org>
15342 * gcc.c (init_gcc_spec): Revert last change.
15344 2002-02-23 David Edelsohn <edelsohn@gnu.org>
15346 * config/rs6000/rs6000.md (load_toc_aix_{si,di}): Use
15347 gpc_reg_operand constraint.
15349 2002-02-23 Alan Modra <amodra@bigpond.net.au>
15351 * config/rs6000/rs6000.c (num_insns_constant): Fix formatting.
15352 Simplify comparison of `low'.
15353 (add_operand): Fix formatting.
15354 (non_add_cint_operand): Use CONST_OK_FOR_LETTER_P.
15355 (mask_operand): Disallow mask to wrap in 64-bit mode.
15356 (rs6000_stack_info): Remove redundant test setting push_p.
15357 (output_toc): Fix formatting.
15358 * config/rs6000/rs6000.md (boolsi3, boolcsi3 splitters): Use
15359 cc_reg_not_cr0_operand constraint.
15360 (booldi3, boolcdi3 splitters): Same.
15362 2002-02-23 Aldy Hernandez <aldyh@redhat.com>
15364 * config/rs6000/altivec.h: Add extra level of parentheses on casts.
15366 2002-02-22 David Edelsohn <edelsohn@gnu.org>
15368 * gcc.c (init_gcc_spec): Do not link with static libgcc.a if
15369 gcc invoked with -shared-libgcc.
15371 2002-02-22 Jakub Jelinek <jakub@redhat.com>
15374 * stmt.c (expand_anon_union_decl): Set TREE_USED on the anon union
15375 decl if any of elements was TREE_USED.
15377 2002-02-22 Alexandre Oliva <aoliva@redhat.com>
15379 * config/sparc/sol2.h: Don't include sys/mman.h.
15380 * config/sparc/sparc.c (arith_operand): Use SMALL_INT32.
15381 (arith_4096_operand): Don't throw high bits away.
15382 (const64_operand): Take sign extension of CONST_INTs into account.
15383 (const64_high_operand, sparc_emit_set_const32): Likewise.
15384 (GEN_HIGHINT64): Likewise.
15385 (sparc_emit_set_const64_quick1): Likewise.
15386 (const64_is_2insns): Likewise.
15387 (print_operand): Use trunc_int_for_mode for sign extension.
15388 * config/sparc/sparc.h (SMALL_INT32): Likewise.
15389 * config/sparc/sparc.md (movqi): Sign-extend CONST_DOUBLE
15390 chars. Assume CONST_INT is already properly sign-extended.
15391 (movdi split): Sign-extend each SImode part.
15392 (andsi3 split): Don't mask high bits off, so that result
15393 remains properly sign-extend.
15394 (iorsi3 split): Likewise.
15395 (xorsi3 split): Likewise.
15397 2002-02-22 Richard Sandiford <rsandifo@redhat.com>
15399 * fold-const.c (fold): Fix typo in comments.
15401 2002-02-21 Diego Novillo <dnovillo@redhat.com>
15403 * Makefile.in (langhooks.o): Update dependencies.
15405 2002-02-21 Diego Novillo <dnovillo@redhat.com>
15407 * langhooks.c: Include flags.h.
15409 2002-02-21 Aldy Hernandez <aldyh@redhat.com>
15411 * testsuite/gcc.dg/attr-alwaysinline.c: New.
15413 * c-common.c (c_common_post_options): Set inline trees by
15416 * doc/extend.texi (Function Attributes): Document always_inline
15418 Update documentation about inlining when not optimizing.
15420 * cp/decl.c (duplicate_decls): Merge always_inline attribute.
15422 * cp/tree.c (cp_cannot_inline_tree_fn): Do not inline at -O0
15423 unless DECL_ALWAYS_INLINE.
15425 * c-objc-common.c (c_cannot_inline_tree_fn): Do not inline at -O0
15426 unless DECL_ALWAYS_INLINE.
15427 (c_disregard_inline_limits): Disregard if always_inline set.
15429 * langhooks.c (lhd_tree_inlining_disregard_inline_limits):
15430 Disregard if always_inline set.
15431 (lhd_tree_inlining_cannot_inline_tree_fn): Do not inline at -O0
15432 unless DECL_ALWAYS_INLINE.
15434 * attribs.c (handle_always_inline_attribute): New.
15435 (c_common_attribute_table): Add always_inline.
15437 * config/rs6000/altivec.h: Add prototypes for builtins
15438 requiring the always_inline attribute.
15440 2002-02-21 Eric Christopher <echristo@redhat.com>
15442 * expmed.c (store_bit_field): Try to simplify the subreg
15443 before generating a new one when when the mode size of
15444 value is less than maxmode.
15446 2002-02-21 Richard Henderson <rth@redhat.com>
15448 * emit-rtl.c (offset_address): Use simplify_gen_binary rather
15449 than gen_rtx_PLUS to form the sum.
15450 * explow.c (force_reg): Rearrange to not allocate new pseudo
15451 when force_operand returns a register.
15452 * expr.c (expand_assignment): Allow offset_rtx expansion to
15453 return a sum. Do not force addresses into registers.
15454 (expand_expr): Likewise.
15455 * simplify-rtx.c (simplify_gen_binary): Use simplify_plus_minus
15456 to canonicalize arithmetic that didn't simpify.
15457 (simplify_plus_minus): New argument force; update
15458 all callers. Don't split CONST unless we can do something with it,
15459 and wouldn't lose the constness of the operands.
15461 * config/i386/i386.c (legitimize_pic_address): Recognize UNSPECs
15462 that we generated earlier.
15464 2002-02-21 Tom Tromey <tromey@redhat.com>
15466 * dwarf2out.c (DWARF_LINE_MIN_INSTR_LENGTH): Removed.
15467 (output_line_info): Use constant `1', with a long explanatory
15469 * system.h (DWARF_LINE_MIN_INSTR_LENGTH): Poison.
15471 Thu Feb 21 22:43:44 2002 J"orn Rennecke <joern.rennecke@superh.com>
15473 * jump.c (redirect_jump): If old label has no UID, don't try to
15476 Thu Feb 21 21:17:21 2002 J"orn Rennecke <joern.rennecke@superh.com>
15478 * sh.md (insv): Provide byte offsets for gen_rtx_SUBREG.
15479 If input is constant, do shifts at compile time.
15481 2002-02-21 Joseph S. Myers <jsm28@cam.ac.uk>
15483 * doc/extend.texi: Fix some more overfull hboxes.
15485 2002-02-21 Jakub Jelinek <jakub@redhat.com>
15487 PR optimization/4994
15488 * config/i386/i386.md (movsi_1, movsf_1): Support MMX -> MMX
15491 2002-02-21 Jakub Jelinek <jakub@redhat.com>
15494 * expr.h (expand_and): Add mode argument.
15495 * expmed.c (expand_and): Add mode argument.
15496 (expand_mult_highpart_adjust, emit_store_flag): Adjust callers.
15497 * expr.c (store_field, expand_expr, do_store_flag): Likewise.
15498 * except.c (expand_builtin_extract_return_addr): Likewise.
15499 * config/alpha/alpha.c (alpha_initialize_trampoline): Likewise.
15500 * config/sparc/sparc.c (sparc_initialize_trampoline): Likewise.
15501 * config/c4x/c4x.h (INITIALIZE_TRAMPOLINE): Likewise.
15502 Use GEN_INT (x) instead of gen_rtx (CONST_INT, VOIDmode, x).
15503 * config/c4x/c4x.md: Use GEN_INT (x) instead of
15504 gen_rtx (CONST_INT, VOIDmode, x).
15506 2002-02-21 Jakub Jelinek <jakub@redhat.com>
15509 * stmt.c (warn_if_unused_value): Move side effects test once more.
15511 2002-02-20 Torbjorn Granlund <tege@swox.com>
15513 * config/avr/avr.md: Add more patterns for mized-mode add and subtract
15514 (addsi3_zero_extend, subhi3_zero_extend1, subsi3_zero_extend).
15516 Thu Feb 21 16:20:46 2002 Alexandre Oliva <aoliva@redhat.com>
15518 * rtlanal.c (replace_rtx): Don't make a CONST_INT the operand of
15519 SUBREG or ZERO_EXTEND.
15521 Thu Feb 21 15:35:46 2002 J"orn Rennecke <joern.rennecke@superh.com>
15523 * sh.h (current_function_anonymous_args): Remove.
15524 (SETUP_INCOMING_VARARGS): Don't set it - just check that one
15525 of current_function_varargs and current_function_stdarg is set.
15526 * sh.c (sh_expand_prologue): Check current_function_varargs /
15527 current_function_stdarg / TARGET_SH5 instead of
15528 current_function_anonymous_args.
15530 * sh64.h (TARGET_VERSION): Define.
15532 2002-02-20 David Edelsohn <edelsohn@gnu.org>
15534 * config/rs6000/rs6000.h (EPILOGUE_USES): Conditionalize
15535 VRSAVE_REGNO on TARGET_ALTIVEC.
15537 2002-02-20 Alan Modra <amodra@bigpond.net.au>
15539 * config/rs6000/rs6000.c (includes_lshift_p): Mask irrelevant
15540 bits of SImode const_int.
15541 (includes_rshift_p): Likewise.
15542 (print_operand): Call mask_operand and mask64_operand with correct
15544 (rs6000_output_function_epilogue): Pad traceback table to word.
15545 * config/rs6000/rs6000.h (MASK_64BIT): Correct comment.
15546 (EXTRA_CONSTRAINT, 'S' and 'T'): Call mask_operand and
15547 mask64_operand with correct mode.
15548 (FUNCTION_ARG_REGNO_P): Correct parentheses.
15550 2002-02-20 Jakub Jelinek <jakub@redhat.com>
15553 * varasm.c (get_pool_constant_mark): New.
15554 * rtl.h (get_pool_constant_mark): Add prototype.
15555 * dwarf2out.c (mem_loc_descriptor): A pool constant cannot
15556 be represented if it has not been output.
15558 2002-02-20 Alexandre Oliva <aoliva@redhat.com>
15560 * combine.c (do_SUBST): Sanity check substitutions of
15561 CONST_INTs, and reject them in SUBREGs and ZERO_EXTENDs.
15562 (subst): Simplify SUBREG or ZERO_EXTEND instead of SUBSTing a
15563 CONST_INT into its operand.
15564 (known_cond): Likewise, for ZERO_EXTEND.
15565 * simplify-rtx.c (simplify_unary_operation): Fix condition to
15566 allow for simplification of wide modes. Reject CONST_INTs in
15567 ZERO_EXTEND when their actual mode is not given.
15569 2002-02-20 Alexandre Oliva <aoliva@redhat.com>
15571 * c-decl.c (pushdecl): If no global declaration is found for an
15572 extern declaration in block scope, try a limbo one.
15574 2002-02-20 Jakub Jelinek <jakub@redhat.com>
15577 * c-common.c (pointer_int_sum): Moved from...
15578 * c-typeck.c (pointer_int_sum): ...here.
15579 * c-common.h (pointer_int_sum): Add prototype.
15581 2002-02-20 Jakub Jelinek <jakub@redhat.com>
15584 * c-decl.c (duplicate_decls): Return 0 if issued error about
15587 2002-02-20 Roger Sayle <roger@eyesopen.com>
15588 Jakub Jelinek <jakub@redhat.com>
15591 * tree.c (host_integerp): Ensure that the constant integer is
15592 representable in a HOST_WIDE_INT or an unsigned HOST_WIDE_INT
15593 when pos is zero or non-zero respectively. Clarify comment.
15594 * c-format.c (check_format_info_recurse): Fix host_integerp
15595 usage; the pos argument should be zero when assigning to a
15596 signed HOST_WIDE_INT.
15598 2002-02-20 Richard Henderson <rth@redhat.com>
15600 * config/i386/i386.c (ix86_expand_vector_move): Use the mode
15601 of the operand, rather than assuming TImode.
15602 (ix86_expand_binop_builtin): Cope with commutative patterns
15603 using nonimmediate_operand for both operands.
15604 (ix86_expand_timode_binop_builtin): Likewise.
15605 (ix86_expand_store_builtin): Validate operand 1.
15606 (ix86_expand_unop1_builtin): Likewise.
15608 2002-02-20 Philip Blundell <philb@gnu.org>
15611 * config/arm/arm.h (HARD_REGNO_RENAME_OK): New macro.
15613 2002-02-20 Richard Henderson <rth@redhat.com>
15616 * expr.h (ARGS_SIZE_TREE): Convert size.var to ssizetype.
15618 2002-02-20 Tom Tromey <tromey@redhat.com>
15620 * config/fr30/fr30.h (DWARF_LINE_MIN_INSTR_LENGTH): Removed.
15621 * config/sh/sh.h (DWARF_LINE_MIN_INSTR_LENGTH): Removed.
15622 * config/pj/pj.h (DWARF_LINE_MIN_INSTR_LENGTH): Removed.
15623 * config/cris/cris.h (DWARF_LINE_MIN_INSTR_LENGTH): Removed.
15624 * dwarf2out.c (DWARF_LINE_MIN_INSTR_LENGTH): Define
15627 Wed Feb 20 00:03:25 EST 2002 Alan Matsuoka <alanm@redhat.com>
15629 * config/rs6000/rs6000.h (LEGITIMATE_OFFSET_ADDRESS_P): Look
15630 for (const_int 0) in X not just INTVAL.
15632 2002-02-20 Joseph S. Myers <jsm28@cam.ac.uk>
15634 * doc/extend.texi: Avoid or reduce overfull hboxes.
15636 2002-02-20 Diego Novillo <dnovillo@redhat.com>
15638 * expmed.c (store_bit_field): Do not store bit fields using SUBREG
15639 operations if the field does not start at a mode boundary.
15641 2001-02-20 Joel Sherrill <joel@OARcorp.com>
15643 * config/a29k/rtems.h, config/arm/rtems-elf.h, config/h8300/rtems.h,
15644 config/mips/rtems.h: Use new style of -Asystem= rather than -Asystem().
15645 Also done for -Acpu and -Amachine.
15647 2002-02-20 Neil Booth <neil@daikokuya.demon.co.uk>
15649 * cppinit.c (init_dependency_output): Take deps output file
15650 from -o if none given with -MF. Suppress normal output.
15651 * gcc.c (cpp_unique_options): Have -M and -MM imply -E.
15652 * doc/cpp.texi, doc/invoke.texi: Update.
15654 2002-02-19 Zack Weinberg <zack@codesourcery.com>
15656 * toplev.c (output_quoted_string): Write unprintable
15657 characters with octal escapes.
15659 2002-02-19 David Edelsohn <edelsohn@gnu.org>
15661 * config/rs6000/rs6000.h (CONDITIONAL_REGISTER_USAGE): Set
15662 really_call_used[VRSAVE_REGNO] if not Altivec.
15664 2002-02-19 Alan Modra <amodra@bigpond.net.au>
15666 * config/rs6000/rs6000.c (u_short_cint_operand): Mask op with
15668 (constant_pool_expr_1): Fix formatting.
15669 (rs6000_legitimize_reload_address): Likewise.
15671 Tue Feb 19 20:13:57 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
15673 * config/sparc/sparc.md (nonlocal_goto): Use hard_frame_pointer_rtx
15674 now that we have one.
15676 2002-02-19 Zack Weinberg <zack@codesourcery.com>
15678 * tree.h (struct tree_common): Remove aux. Add unused_0 at
15679 end of first block of bitfields (which was only seven bits);
15680 rename dummy to unused_1; remove comment which is no longer true.
15682 2002-02-19 Gaute B Strokkenes <gs234@cam.ac.uk>
15684 * doc/c-tree.texi (Classes, TYPE_BINFO): Fix typo.
15686 2002-02-19 Philip Blundell <pb@nexus.co.uk>
15689 * config/arm/arm.h (THUMB_LEGITIMATE_CONSTANT_P): Accept anything
15693 * config/arm/arm.md (call_insn) [TARGET_THUMB]: Use
15694 arm_is_longcall_p rather than inspecting call-type cookie
15696 (call_value_insn) [TARGET_THUMB]: Likewise.
15698 2002-02-19 Graham Stott <grahams@redhat.com>
15700 * config/i386/i386.c (ix86_expand_builtin): Fix typo.
15702 2002-02-19 David Edelsohn <edelsohn@gnu.org>
15704 * config/rs6000/linux64.h (LINK_OS_LINUX_SPEC): Look in /lib64.
15705 ({STARTFILE,ENDFILE}_LINUX_SPEC): Define.
15706 (FP_SAVE_INLINE): Delete.
15708 * config/rs6000/sysv4.h (ENDFILE_SPEC): Add crtsaveres.o.
15709 * config/rs6000/eabi.asm: Remove ABI save restore routines.
15710 * config/rs6000/t-ppccomm: Build crtsavres.o.
15711 * config/rs6000/crtsavres.asm: New file.
15713 2002-02-19 Philip Blundell <philb@gnu.org>
15715 * config/arm/arm.c (use_return_insn): Don't reject interrupt
15717 (arm_compute_save_reg_mask): Save LR for interrupt functions too.
15718 (output_return_instruction): Allow interrupt functions to return with
15719 ldmfd sp!, {... pc}^. Use LDR to restore any single register.
15720 (arm_expand_prologue): Subtract 4 before stacking LR in an
15721 interrupt function.
15723 2002-02-19 Philip Blundell <pb@nexus.co.uk>
15725 * config/arm/arm.c (arm_encode_call_attribute): Operate on any
15726 decl, not just FUNCTION_DECL.
15727 (legitimize_pic_address): Handle local SYMBOL_REF like LABEL_REF.
15728 (arm_assemble_integer): Likewise.
15729 * config/arm/arm.h (ARM_ENCODE_CALL_TYPE): Allow any decl to be
15732 2002-02-19 matthew green <mrg@eterna.com.au>
15734 * config.gcc (sparc-*-netbsdelf*): Enable target.
15735 (sparc64-*-netbsd*): New target.
15736 * config/sparc/netbsd-elf.h: New file.
15737 * config/sparc/t-netbsd64: New file.
15739 2002-02-19 Gaute B Strokkenes <gs234@cam.ac.uk>
15741 * doc/rtl.texi (Flags, MEM_SCALAR_P): Fix typo.
15743 2002-02-19 Ryan T. Sammartino <ryants@shaw.ca>
15745 * doc/invoke.texi: explicitly list the style guidelines that
15746 -Weffc++ checks for.
15748 Tue Feb 19 12:37:23 CET 2002 Jan Hubicka <jh@suse.cz>
15750 * regmove.c (regmove_optimize): Avoid increasing of register pressure.
15752 2002-02-19 Neil Booth <neil@daikokuya.demon.co.uk>
15755 * gcc.c (cpp_unique_options): Treat -o as indicating object file
15756 only if not -E. If -E, pass -o through to the preprocessor.
15758 2002-02-19 Kazu Hirata <kazu@hxi.com>
15760 * config/h8300/h8300.h (REGNO_REG_CLASS): Replace a literal
15761 register number with an appropriate macro.
15763 2002-02-19 Bryce McKinlay <bryce@waitaki.otago.ac.nz>
15765 * doc/rtl.texi (Constants): Close @code tag.
15767 2002-02-19 Aldy Hernandez <aldyh@redhat.com>
15769 * config/i386/i386.md ("mmx_uavgv8qi3"): Use const_vector.
15770 ("mmx_uavgv4hi3"): Same.
15771 ("pmulhrwv4hi3"): Same.
15773 * tree-inline.c (walk_tree): Handle vectors.
15775 * c-common.c (constant_expression_warning): Handle vectors.
15776 (overflow_warning): Same.
15778 * sched-deps.c (sched_analyze_2): Handle vectors.
15780 * rtlanal.c (rtx_unstable_p): Handle vectors.
15781 (rtx_varies_p): Same.
15782 (count_occurrences): Same.
15783 (regs_set_between_p): Same.
15784 (modified_between_p): Same.
15785 (modified_in_p): Same.
15786 (volatile_insn_p): Same.
15787 (volatile_refs_p): Same.
15788 (side_effects_p): Same.
15789 (may_trap_p): Same.
15790 (inequality_comparisons_p): Same.
15791 (replace_regs): Same.
15792 (computed_jump_p_1): Same.
15794 * rtl.c (DEF_MACHMODE): Change all definitions to accept 8th
15796 (inner_mode_array): New.
15797 (copy_rtx): Handle vectors.
15798 (copy_most_rtx): Same.
15799 (rtx_equal_p): Same.
15800 (get_mode_alignment): Adjust for vectors.
15802 * resource.c (mark_referenced_resources): Handle vectors.
15803 (mark_set_resources): Same.
15805 * reload1.c (eliminate_regs): Handle vectors.
15806 (elimination_effects): Same.
15807 (scan_paradoxical_subregs): Same.
15809 * reload.c (subst_reg_equivs): Handle vectors.
15811 * regrename.c (scan_rtx): Handle vectors.
15813 * regclass.c (reg_scan_mark_refs): Handle vectors.
15815 * recog.c (find_single_use_1): Handle vectors.
15817 * local-alloc.c (equiv_init_varies_p): Handle vectors.
15818 (contains_replace_regs): Same.
15819 (memref_referenced_p): Same.
15821 * integrate.c (copy_rtx_and_substitute): Handle vectors.
15822 (subst_constants): Same.
15824 * genattrtab.c (attr_copy_rtx): Handle vectors.
15825 (encode_units_mask): Same.
15826 (clear_struct_flag): Same.
15827 (count_sub_rtxs): Same.
15829 * gcse.c (want_to_gcse_p): Handle vectors.
15830 (oprs_unchanged_p): Same.
15831 (hash_expr_1): Same.
15832 (oprs_not_set_p): Same.
15833 (expr_killed_p): Same.
15834 (compute_transp): Same.
15835 (store_ops_ok): Same.
15837 * function.c (purge_addressof_1): Do not allow paradoxical subregs
15839 (fixup_var_refs_1): Same.
15840 (instantiate_virtual_regs_1): Same.
15842 * fold-const.c (operand_equal_p): Handle vectors.
15844 (rtl_expr_nonnegative_p): Same.
15846 * flow.c (mark_used_regs): Handle vectors.
15848 * df.c (df_uses_record): Handle vectors.
15850 * cselib.c (cselib_subst_to_values): Handle vectors.
15851 (cselib_mem_conflict_p): Same.
15854 * cse.c (canon_reg): Handle vectors.
15856 (cse_process_notes): Same.
15857 (count_reg_usage): Same.
15858 (canon_hash): Same.
15860 * alias.c (nonlocal_mentioned_p): Add case for CONST_VECTOR.
15862 * combine.c (mark_used_regs_combine): Add case for CONST_VECTOR.
15864 * emit-rtl.c (init_emit_once): Generate const0_rtx for vectors.
15865 (gen_rtx): Handle CONST_VECTOR.
15866 (gen_const_vector_0): New.
15867 (copy_rtx_if_shared): CONST_VECTORs can be shared.
15868 (reset_used_flags): Same.
15869 (copy_insn_1): Same.
15870 (initializer_constant_valid_p): Handle VECTOR_CST.
15872 * doc/c-tree.texi (Expression trees): Document VECTOR_CST.
15874 * doc/rtl.texi (Constants): Document const_vector.
15875 (CONST0_RTX): Update for vectors.
15876 (RTL sharing): Same.
15878 * print-tree.c (print_node): Add case for VECTOR_CST.
15880 * tree.h (TREE_VECTOR_CST_ELTS): New.
15881 (struct tree_vector): New.
15882 (union tree_node): Add vector node.
15883 (build_vector): Add prototype.
15885 * tree.def (VECTOR_CST): New.
15887 * tree.c (build_vector): New.
15889 * expmed.c (make_tree): Handle CONST_VECTOR.
15891 * rtl.h (CONSTANT_P): CONST_VECTORs are constants too.
15892 (CONST_VECTOR_ELT): New.
15893 (CONST_VECTOR_NUNITS): New.
15895 * machmode.h (GET_MODE_INNER): New.
15896 (DEF_MACHMODE): Accept 8th arg.
15898 * machmode.def: Add 8th argument for vector inner mode.
15899 Add inner vector modes for vectors.
15901 * rtl.def (VEC_CONST): Remove.
15902 (CONST_VECTOR): New.
15904 * expr.c (clear_storage): Allow vectors.
15905 (is_zeros_p): Handle VECTOR_CST.
15907 * varasm.c (output_constant_pool): Handle vectors.
15908 (rtx_const): Add veclo and vechi fields.
15909 (kind): Add RTX_VECTOR.
15910 (decode_rtx_const): Add case for vector.
15912 * config/rs6000/rs6000-protos.h: Add zero_constant.
15914 * config/rs6000/rs6000.c (rs6000_emit_move): Handle vector
15915 constants. Force easy vector constants into memory.
15916 (easy_vector_constant): New.
15917 (emit_easy_vector_constant): New.
15918 (rs6000_legitimize_reload_address): Do not generate bad reloads on
15921 * config/rs6000/rs6000.md ("altivec_lvx"): Reflect what
15923 ("altivec_lvxl"): Same.
15924 (altivec_lvebx): Same.
15925 (altivec_lvehx): Same.
15926 (altivec_lvewx): Same.
15927 ("*movv4si_const0"): New.
15928 ("*movv4sf_const0"): New.
15929 ("*movv8hi_const0"): New.
15930 ("*movv16qi_const0"): New.
15932 2002-02-18 Kazu Hirata <kazu@hxi.com>
15934 * config/h8300/h8300.c (notice_update_cc): Use
15937 2002-02-18 Kazu Hirata <kazu@hxi.com>
15939 * config/h8300/h8300.md (divmod patterns): Change the
15940 constraints for operands[1] to register_operand.
15942 2002-02-18 Kazu Hirata <kazu@hxi.com>
15944 * config/h8300/h8300-protos.h: Remove the prototype for
15946 * config/h8300/h8300.c (p_operand): Remove.
15947 * config/h8300/h8300.md: Replace p_operand with
15950 2002-02-18 Philip Blundell <pb@nexus.co.uk>
15952 * config/arm/arm.c (arm_compute_save_reg_mask): Fix typo in
15954 (output_return_instruction): Allow use of LDR to unstack
15955 return addresss even for interrupt handlers or when
15956 interworking. If compiling for ARMv5, use interworking-safe
15957 return instructions by default. Remove duplicated code and
15958 lengthy "strcat" sequences.
15960 2002-02-18 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
15962 * config/rs6000/sysv4.h (STARTFILE_SPEC): Use crtbeginT.o for -static.
15963 (LINK_EH_SPEC): Define.
15964 * config/rs6000/t-ppccomm (EXTRA_MULTILIB_PARTS): Add crtbeginT.o.
15966 2002-02-18 Ulrich Weigand <uweigand@de.ibm.com>
15968 * config/s390/s390.c (s390_emit_prologue): Do not set the
15969 frame_related flag for call-clobbered registers.
15971 Mon Feb 18 15:07:35 CET 2002 Jan Hubicka <jh@suse.cz>
15973 * i386.c (classify_argument): Properly classify SSE/MMX modes and VOIDmode.
15974 (construct_container): Fix handling of SSE operands.
15975 (ix86_expand_builtin): Fix handling of 64bit pointers.
15976 (mmx_maskmovq_rex): New pattern.
15978 Mon Feb 18 11:55:55 CET 2002 Jan Hubicka <jh@suse.cz>
15980 * regrename.c (kill_set_value): Handle subregs properly.
15982 2002-02-18 David Billinghurst <David.Billinghurst@riotinto.com>
15984 * objc/objc-act.c (handle_impent): Remove leading '*'
15985 from objc_class_name.
15987 2002-02-17 Richard Henderson <rth@redhat.com>
15989 * config/alpha/alpha.c (some_small_symbolic_operand,
15990 some_small_symbolic_operand_1, split_small_symbolic_operand,
15991 split_small_symbolic_operand_1): Rename from *symbolic_mem_op*.
15992 Handle small SYMBOL_REFs anywhere, not just inside memories.
15993 * config/alpha/alpha-protos.h: Update.
15994 * config/alpha/alpha.h (PREDICATE_CODES): Update.
15995 * config/alpha/alpha.md (small symbolic operand splitter): Update.
15997 2002-02-17 Roland McGrath <roland@frob.com>
15999 * config.gcc (powerpc-*-gnu-gnualtivec*,
16000 powerpc-*-gnu*, powerpc64-*-gnu*): New configurations.
16001 * config/rs6000/gnu.h: New file.
16002 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS):
16003 Grok "gnu" in rs6000_abi_name.
16004 (ASM_SPEC, CC1_SPEC, LINK_START_SPEC, LINK_OS_SPEC,
16005 CPP_ENDIAN_SPEC, CPP_SPEC, STARTFILE_SPEC, LIB_SPEC, ENDFILE_SPEC):
16006 Grok -mcall-gnu analogous to -mcall-linux et al.
16007 (LIB_GNU_SPEC, STARTFILE_GNU_SPEC, ENDFILE_GNU_SPEC,
16008 LINK_START_GNU_SPEC, LINK_OS_GNU_SPEC, CPP_OS_GNU_SPEC): New macros.
16009 (SUBTARGET_EXTRA_SPECS): Add *_os_gnu specs using them.
16011 2002-02-17 Jakub Jelinek <jakub@redhat.com>
16014 * c-typeck.c (build_binary_op) [BIT_XOR_EXPR]: Remove explicit
16017 2002-02-17 Philipp Thomas <pthomas@suse.de>
16019 * config/cris/cris.h: Undefine STARTFILE_SPEC and
16020 ENDFILE_SPEC before (re)defining them.
16022 2002-02-17 Kazu Hirata <kazu@hxi.com>
16024 * config/h8300/h8300.c: Fix formatting.
16025 * config/h8300/h8300.h: Likewise.
16027 2002-02-17 Philipp Thomas <pthomas@suse.de>
16029 * doc/tm.texi: Explain why empty strings should not be
16030 marked for translation.
16032 2002-02-17 Philipp Thomas <pthomas@suse.de>
16034 * final.c (output_operand_lossage): Changed to accept
16035 printf style arguments. Change calls where necessary.
16036 * output.h (output_operand_lossage): Change declaration
16037 accordingly. Update copyright.
16038 * config/arc/arc.c config/fr30/fr30.c config/m32r/m32r.c
16039 config/m88k/m88k.c : Adapt all calls to output_operand_lossage.
16040 Update copyright date where necessary.
16042 * config/i386/i386.c (print_operand): Likewise. Remove use of
16045 * config/cris/cris.c (cris_operand_lossage): Likewise.
16046 Rename parameter so that exgettext recognizes it as
16047 translatable message.
16048 (LOSE_AND_RETURN): Rename parameter to msgid.
16050 2002-02-17 Kazu Hirata <kazu@hxi.com>
16052 * config/h8300/h8300.h (CONDITIONAL_REGISTER_USAGE): Replace a
16053 hard coded register number with an appropriate macro.
16054 (HARD_REGNO_MODE_OK): Likewise.
16055 (ARG_POINTER_REGNUM): Likewise.
16056 (STATIC_CHAIN_REGNUM): Likewise.
16057 (RETURN_ADDRESS_POINTER_REGNUM): Likewise.
16058 * config/h8300/h8300.md (define_constants): Define more
16061 2002-02-17 Philipp Thomas <pthomas@suse.de>
16063 * config/i386/i386.h: Don't mark empty strings for translation.
16065 2002-02-16 H.J. Lu <hjl@gnu.org>
16067 * config/mips/linux.h (ASM_PREFERRED_EH_DATA_FORMAT): New.
16069 2002-02-16 Zack Weinberg <zack@codesourcery.com>
16071 * cppinit.c (merge_include_chains): Check for brack being
16072 NULL before attempting to merge it with qtail.
16074 2002-02-16 Andrew Cagney <ac131313@redhat.com>
16076 * config/rs6000/netbsd.h (PREFERRED_DEBUGGING_TYPE): Set to
16079 2002-02-16 John David Anglin <dave@hiauly1.hia.nrc.ca>
16081 * pa/t-pa, pa/t-pro, som.h: Revert last patch.
16083 2002-02-16 John David Anglin <dave@hiauly1.hia.nrc.ca>
16085 * pa/t-pa (LIB2FUNCS_EXTRA): Don't build lib2funcs.asm.
16086 * pa/t-pro (LIB2FUNCS_EXTRA): Likewise.
16087 * som.h (DO_GLOBAL_DTORS_BODY): Delete define.
16089 Sat Feb 16 13:48:50 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
16091 * config/alpha/alpha.md (*movsi_nt_vms_nofix): Was *movsi_nt_vms;
16092 now only if !TARGET_FIX.
16093 (*movsi_nt_vms_fix): New pattern.
16095 2002-02-16 Douglas B Rupp <rupp@gnat.com>
16097 * config/alpha/alpha.c: Implement null frame procedure types on VMS.
16098 (alpha_procedure_type): Replaces alpha_is_stack_procedure.
16099 (alpha_sa_mask, alpha_sa_size): Reflect above change.
16100 (alpha_pv_save_size, alpha_expand_prologue): Likewise.
16101 (alpha_start_function, alpha_expand_epilogue): Likewise.
16102 (unicosmk_gen_dsib): Likewise.
16104 Sat Feb 16 13:39:09 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
16106 * expr.c (store_constructor): Handle target REG case for ARRAY_TYPE.
16108 2002-02-16 Ulrich Weigand <uweigand@de.ibm.com>
16110 * config/s390/s390.c (pool_stop_uid, other_chunk, far_away,
16111 check_and_change_labels, s390_final_chunkify): Delete.
16112 (s390_split_branches, s390_chunkify_pool): New functions.
16113 (s390_function_prologue): Call them.
16115 * config/s390/s390.h (S390_REL_MAX): Delete.
16116 (S390_CHUNK_MAX, S390_CHUNK_OV): Adjust values.
16118 * config/s390/s390.md (cjump, icjump, jump): Fix length
16119 attribute calculation.
16122 2002-02-15 David Edelsohn <edelsohn@gnu.org>
16124 * config/rs6000/linux64.h (STRIP_NAME_ENCODING): Delete.
16125 * config/rs6000/ppc-asm.h (JUMP_TARGET): Define for powerpc64.
16127 2002-02-15 John David Anglin <dave@hiauly1.hia.nrc.ca>
16129 * gcc.c (init_gcc_specs): Revert patch from 2002-02-15.
16130 * config/pa/pa-linux.h (LIB_SPEC): Likewise.
16131 * config/pa/pa32-linux.h (LINK_COMMAND_SPEC): Likewise.
16133 2002-02-15 Richard Sandiford <rsandifo@redhat.com>
16135 * c-decl.c (grokdeclarator): Prevent a segfault on unnamed decls.
16137 2002-02-15 Richard Sandiford <rsandifo@redhat.com>
16139 * reload.c (find_dummy_reload): Check that an output register
16140 is valid for its mode.
16142 2002-02-14 Alexandre Oliva <aoliva@redhat.com>
16144 * combine.c (known_cond): After replacing the REG of a SUBREG, try
16147 * function.c (assign_parms): Demote promoted argument passed by
16148 transparent reference.
16150 2001-02-14 Joel Sherrill <joel@OARcorp.com>
16152 * config/arm/rtems-elf.h, config/h8300/rtems.h: Removed redundant
16153 -Acpu() and -Amachine() to eliminate warnings.
16155 2002-02-14 Ulrich Weigand <uweigand@de.ibm.com>
16157 * config/s390/linux.h (ASM_OUTPUT_ALIGNED_BSS): New.
16159 2002-02-14 Kazu Hirata <kazu@hxi.com>
16161 * config/h8300/h8300-protos.h: Update the prototype for
16163 * config/h8300/h8300.c (const_costs): Treat SET as a little
16164 more expensive operation.
16165 * config/h8300/h8300.h (DEFAULT_RTX_COSTS): Update the
16166 reference to const_costs.
16168 2002-02-14 Hans-Peter Nilsson <hp@axis.com>
16170 * config.gcc (c4x-*-rtems*): Fix typo in tm_file setting.
16172 2002-02-14 Jakub Jelinek <jakub@redhat.com>
16175 * c-decl.c (duplicate_decls): If builtin type has TYPE_ARG_TYPES NULL,
16176 use arguments from newtype.
16178 2002-02-13 Eric Christopher <echristo@redhat.com>
16180 * config/mips/mips.c (override_options): Add check for march/mipsX
16181 on the same command line. Fix error message in cpu processing.
16182 Remove architecture and ISA checks.
16184 2002-02-14 Aldy Hernandez <aldyh@redhat.com>
16186 * config/rs6000/darwin.h (ROUND_TYPE_ALIGN): Adjust for vectors.
16188 * config/rs6000/sysv4.h (ROUND_TYPE_ALIGN): Add MAX.
16190 2002-02-14 Aldy Hernandez <aldyh@redhat.com>
16192 * config/rs6000/rs6000.md ("*movv4si_internal"): Add m<-r and r<-r
16194 ("*movv8hi_internal1"): Same.
16195 ("*movv16qi_internal1"): Same.
16196 ("*movv4sf_internal1"): Same.
16198 * config/rs6000/rs6000.c (rs6000_legitimize_reload_address): Do
16199 not push_reload for altivec modes.
16201 2002-02-13 Joel Sherrill <joel@OARcorp.com>
16203 * config.gcc (a29k-*-rtems), config/a29k/rtems.h: General cleanup across
16204 all RTEMS targets including removal of #includes from config/*/rtems*.h
16205 file and adding them to tm_file setting. Added xm_defines=POSIX to
16207 * config.gcc (c4x-*-rtems), config/c4x/rtems.h: Ditto.
16208 * config.gcc (h8300-*-rtems), config/h8300/rtems.h: Ditto.
16209 * config.gcc (hppa1.1-*-rtems), config/pa/rtems.h: Ditto.
16210 * config.gcc (i960-*-rtems), config/i960/rtems.h: Ditto.
16211 * config.gcc (m68k-*-rtems*), config/m68k/rtems.h,
16212 config/m68k/rtemself.h: Ditto.
16213 * config.gcc (mips*-*-rtems*), config/mips/rtems.h,
16214 config/mips/rtems64.h: Ditto.
16215 * config.gcc (powerpc-*-rtems*), config/rs6000/rtems.h: Ditto.
16216 * config.gcc (sh-*-rtems*), config/sh/rtems.h, config/sh/rtemself.h:
16218 * config.gcc (sparc-*-rtems*), config/sparc/rtems.h,
16219 config/sparc/rtemself.h: Ditto.
16220 * config.gcc (v850-*-rtems*), config/v850/rtems.h: Ditto.
16221 * config.gcc (arm-rtems), config/arm/rtems-elf.h: Ditto plus moved
16222 arm-rtems stanza closer to other arm-elf targets and made arm-rtems
16224 * config.gcc (i[34567]86-*-rtems*), config/i386/djgpp-rtems.h,
16225 config/i386/rtems.h, config/i386/rtemself.h: Ditto plus i386-rtemself
16226 target made more similar to i386-elf.
16227 * config/i386/t-rtems-i386: Added soft float support and multilibs.
16228 * config/m68k/t-m68kbare: Add 68040 and 68060 as multilib alternatives to
16229 be similar to config/m68k/t-m68kelf.
16230 * gthr-rtems.h: Encapsulate with extern "C" for C++.
16232 Wed Feb 13 23:41:15 CET 2002 Jan Hubicka <jh@suse.cz>
16234 * regmove.c (kill_value): Handle subregs.
16236 Wed Feb 13 23:34:30 CET 2002 Jan Hubicka <jh@suse.cz>
16238 * i386.md (mul patterns): Allow memory operand to be first;
16239 add expanders where needed; fix constraints.
16240 (min?f_nonieee, max?f_nonieee, SSE TImode patterns):
16241 Allow memory operand to be the first.
16243 * i386.c (ix86_prepare_fp_compare_args): Fix condition for swapping
16246 2002-02-13 Jakub Jelinek <jakub@redhat.com>
16249 * expr.c (safe_from_p): Pass VOIDmode to true_dependence instead of
16252 2002-02-13 Jakub Jelinek <jakub@redhat.com>
16254 PR optimization/5547:
16255 * config/i386/i386.c (i386_simplify_dwarf_addr): Simplify
16256 all valid IA-32 address modes involving non-scaled %ebx and
16257 GOT/GOTOFF as displacement.
16259 2002-02-13 Ulrich Weigand <uweigand@de.ibm.com>
16261 * config/s390/s390.c (s390_final_chunkify): Re-run shorten_branches
16262 after emitting ltorg insns.
16264 * config/s390/s390.md (*cmpdf_ccs_0, *cmpdf_ccs, *cmpsf_ccs_0,
16265 *cmpsf_ccs, truncdfsf2_ieee, *adddf3, *addsf3, *subdf3, *subsf3,
16266 *muldf3, *mulsf3, *divdf3, *divsf3, *negdf2, *negsf2, *absdf2,
16267 *abssf2): Fix "op_type" attribute.
16269 2002-02-13 Douglas B Rupp <rupp@gnat.com>
16271 * mkconfig.sh: Avoid using a subshell redirect.
16272 ($output.T): Change to $(output)T.
16273 (ENABLE_NLS): Remove unneeded undef.
16275 * config/alpha/vms.h (MD_EXEC_PREFIX, MD_STARTFILE_PREFIX): Define.
16276 * config/alpha/x-vms (libsubdir): Define.
16278 * config/alpha/vms.h (MD_FALLBACK_FRAME_STATE_FOR): Handle
16279 register frame procedures. Optimize retrieving context.
16281 * config/alpha/t-vms (MULTILIB_OPTIONS): Define.
16282 (MULTILIB_DIRNAME, LIBGCC, INSTALL_LIBGCC): Likewise.
16283 * config/alpha/vms.h (ASM_FILE_START): Write .arch directive.
16285 Wed Feb 13 09:45:08 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
16287 * alias.c (find_base_term, case ZERO_EXTEND, case SIGN_EXTEND):
16288 Make same change as for find_base_value.
16290 2002-02-13 Kazu Hirata <kazu@hxi.com>
16292 * config/h8300/h8300.h (MODES_TIEABLE_P): Accept a combination
16293 of QImode and SImode.
16295 2002-02-13 Kazu Hirata <kazu@hxi.com>
16297 * config/h8300/h8300.c (h8300_adjust_insn_length): Correct the
16298 length computation of movsi.
16299 * config/h8300/h8300.md (movsi_h8300hs): Correct the length.
16301 2002-02-13 Kazu Hirata <kazu@hxi.com>
16303 * config/h8300/h8300.md (subqi3): Tighten the predicate for
16304 operands[2] to register_operand.
16306 Wed Feb 13 10:35:56 CET 2002 Jan Hubicka <jh@suse.cz>
16308 * i386.md (fop_*_comm_*): allow nonimmediate in the first operand.
16310 2002-02-12 Aldy Hernandez <aldyh@redhat.com>
16312 * config/rs6000/rs6000.md: Use predicate altivec_register_operand
16313 for altivec_lvx* and altivec_stvx*.
16314 ("*movv4si_internal"): Add constraint for loading from GPRs.
16315 ("*movv8hi_internal1"): Same.
16316 ("*movv16qi_internal1"): Same.
16317 ("*movv4sf_internal1"): Same.
16319 * config/rs6000/rs6000.c (altivec_register_operand): New.
16321 * config/rs6000/rs6000.h (PREDICATE_CODES): Add
16322 altivec_register_operand.
16324 2002-02-13 Hans-Peter Nilsson <hp@bitrange.com>
16326 * config/mmix/mmix.c (mmix_assemble_integer) <case 4>: Don't
16329 2002-02-13 Stan Shebs <shebs@apple.com>
16331 * c-typeck.c (digest_init): Handle vectors.
16332 (really_start_incremental_init): Same.
16333 (pop_init_level): Same.
16334 (process_init_element): Same.
16336 * varasm.c (output_constant): Same.
16338 * expr.c (clear_storage): Same.
16339 (store_constructor): Same.
16341 2002-02-12 Eric Christopher <echristo@redhat.com>
16343 * explow.c (hard_function_value): Add comment explaining
16344 signed/unsigned comparison.
16346 2002-02-12 Jakub Jelinek <jakub@redhat.com>
16348 * jump.c (never_reached_warning): Add finish argument.
16349 If finish is NULL, stop on CODE_LABEL, otherwise stop before first
16350 real insn after end.
16351 * rtl.h (never_reached_warning): Adjust prototype.
16352 * cse.c (cse_insn): Pass NULL as finish to never_reached_warning.
16353 * cfgrtl.c (flow_delete_block): Pass b->end as finish to
16354 never_reached_warning.
16356 2002-02-12 Graham Stott <grahams@redhat.com>
16358 * config/hp/pa.h (GO_IF_LEGITIMATE_ADDRESS): Fix typos.
16360 2002-02-12 Kazu Hirata <kazu@hxi.com>
16362 * config/h8300/h8300.c (shift_alg_hi): Improve the 15-bit
16363 logical shifts on H8/300.
16364 (shift_alg_si): Improve several shifts on H8/300.
16365 (get_shift_alg): Likewise.
16367 2002-02-12 Graham Stott <grahams@redhat.com>
16369 * config/pa/pa.c (compute_movstrsi_length): Fix typos.
16371 Tue Feb 12 10:12:56 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
16373 * alias.c (find_base_value, case ZERO_EXTEND, case SIGN_EXTEND):
16374 Handle #ifdef POINTERS_EXTEND_UNSIGNED.
16376 2002-02-11 Hans-Peter Nilsson <hp@bitrange.com>
16378 * config/mmix/mmix.c (mmix_assemble_integer) <case 1, 2>: Handle
16379 non-CONST_INT through default_assemble_integer.
16380 <case 4>: Likewise, for non-CONST_INT, non-SYMBOL_REF.
16381 <case 8>: Abort for CONST_DOUBLE.
16383 2002-02-11 John David Anglin <dave@hiauly1.hia.nrc.ca>
16385 * gcc.c (init_gcc_specs): Add static libgcc to link when "-shared"
16387 * config/pa/pa-linux.h (LIB_SPEC): Delete.
16388 * config/pa/pa32-linux.h (LINK_COMMAND_SPEC): Delete.
16390 2002-02-11 Andrew Haley <aph@cambridge.redhat.com>
16392 * config/stormy16/stormy16.md (zero_extendqihi2): New.
16394 2002-02-11 Alexandre Oliva <aoliva@redhat.com>
16396 * regrename.c (regrename_optimize): Don't accept a
16397 part-clobbered register if the replaced register is not part
16400 * calls.c (store_one_arg): In the non-BLKmode non-partial case,
16401 take padding into account when computing the argument value.
16403 * config/sh/sh.h (FUNCTION_ARG_REGNO_P): Fix parenthesizing error.
16405 * combine.c (try_combine): Apply substitutions in
16406 CALL_INSN_FUNCTION_USAGE too.
16408 2002-02-11 Aldy Hernandez <aldyh@redhat.com>
16410 * config/rs6000/rs6000.c (altivec_init_builtins): Handle
16411 __builtin_altivec_abs*.
16414 * config/rs6000/rs6000.h (rs6000_builtins): Add
16415 ALTIVEC_BUILTIN_ABS*.
16417 * config/rs6000/altivec.h: Use const char for builtins expecting
16419 (vec_abs): New versions for C and C++.
16422 2002-02-10 Kazu Hirata <kazu@hxi.com>
16424 * config/h8300/h8300.h (INITIALIZE_TRAMPOLINE): Simplify by
16427 2002-02-10 Kazu Hirata <kazu@hxi.com>
16429 * config/h8300/h8300.h (STACK_POINTER_REGNUM): Use the
16430 constant definition from h8300.md.
16431 (FRAME_POINTER_REGNUM): Likewise.
16432 * config/h8300/h8300.md (define_constants): Add FP_REG.
16434 2002-02-10 Kazu Hirata <kazu@hxi.com>
16436 * config/h8300/h8300.c (print_operand): Remove redundant code.
16438 2002-02-10 Kazu Hirata <kazu@hxi.com>
16440 * config/h8300/h8300-protos.h: Remove the prototype for byte_reg.
16441 * config/h8300/h8300.c (byte_reg): Make it static.
16443 2002-02-10 Richard Henderson <rth@redhat.com>
16446 * c-typeck.c (incomplete_type_error): Handle flexible array members.
16448 2002-02-10 Richard Henderson <rth@redhat.com>
16451 * tree.c (append_random_chars): Don't abort if main_input_filename
16454 2002-02-10 Hans-Peter Nilsson <hp@bitrange.com>
16456 * config/mmix/t-mmix (MULTILIB_EXTRA_OPTS): Disable.
16458 2002-02-10 Kazu Hirata <kazu@hxi.com>
16460 * config/h8300/h8300.md (pushhi1_h8300): Correct the mode used.
16461 (pushhi1): Likewise.
16463 2002-02-10 John David Anglin <dave@hiauly1.hia.nrc.ca>
16465 * pa.c (reg_before_reload_operand): Don't accept a SUBREG operand.
16466 * pa.h (PREDICATE_CODES): Adjust codes for reg_before_reload_operand.
16468 2002-02-09 David O'Brien <obrien@FreeBSD.org>
16470 * config/sparc/freebsd.h(TARGET_DEFAULT): Add MASK_EPILOGUE setting and
16472 (ASM_CPU_DEFAULT_SPEC): Remove. Default setting is fine.
16474 2002-02-09 Kazu Hirata <kazu@hxi.com>
16476 * config/h8300/h8300.c (output_logical_op): Use sub.w to clear
16477 a half of an SImode register on H8/300.
16479 Sat Feb 9 18:28:02 CET 2002 Jan Hubicka <jh@suse.cz>
16481 * i386.md (movdi_2): Add missing '!'.
16483 2002-02-09 Kazu Hirata <kazu@hxi.com>
16485 * config/h8300/h8300.h: Fix formatting. Remove commented-out
16488 2002-02-09 Kazu Hirata <kazu@hxi.com>
16490 * config/h8300/h8300.md (length): Correct the distance valid
16491 for the short branch.
16493 2002-02-09 Kazu Hirata <kazu@hxi.com>
16495 * config/h8300/h8300.md (iorhi3): Tighten the predicates.
16497 2002-02-09 Alexandre Oliva <aoliva@redhat.com>
16499 * config/sh/sh.h (REGISTER_NATURAL_MODE): Save part-clobbered
16500 registers in SImode.
16501 (HARD_REGNO_CALL_PART_CLOBBERED) [TARGET_SHMEDIA32]: Set r18 as
16504 * config/sh/sh.c (expand_prologue): Fix mis-applied 2001-11-09's
16507 Contribute sh64-elf.
16508 2002-02-09 Alexandre Oliva <aoliva@redhat.com>
16509 * config/sh/sh.c (TARGET_CANNOT_MODIFY_JUMPS_P): Define to...
16510 (sh_cannot_modify_jumps_p): New function.
16511 2002-02-05 Alexandre Oliva <aoliva@redhat.com>
16512 * config/sh/sh.c (TARGET_MS_BITFIELD_LAYOUT_P): Define to...
16513 (sh_ms_bitfield_layout_p): New function.
16514 2002-02-04 Alexandre Oliva <aoliva@redhat.com>
16515 Zack Weinberg <zack@codesourcery.com>
16516 * config/sh/sh.h (TRAMPOLINE_ADJUST_ADDRESS): Use
16517 expand_simple_binop instead of expand_binop.
16518 2002-02-03 Alexandre Oliva <aoliva@redhat.com>
16519 * config/sh/sh.h (OVERRIDE_OPTIONS) [! TARGET_SH5]: Disable
16520 use of .quad and .uaquad.
16521 * config/sh/sh.c (TARGET_ASM_UNALIGNED_DI_OP,
16522 TARGET_ASM_ALIGNED_DI_OP): Add comment pointing to the above.
16523 2002-01-24 Alexandre Oliva <aoliva@redhat.com>
16524 * config/sh/sh.md (movdi_const, movdi_const_32bit,
16525 movdi_const_16bit): Make sure all CONSTs have modes.
16526 (sym2PIC): Ditto, but by adjusting all callers.
16527 * config/sh/sh.c (calc_live_regs) [TARGET_SHCOMPACT]: Set pr_live
16528 if the prologue calls the SHmedia argument decoder or register
16530 2002-01-24 Alexandre Oliva <aoliva@redhat.com>
16531 * config/sh/sh.c (TARGET_ASM_UNALIGNED_DI_OP): Define.
16532 (TARGET_ASM_ALIGNED_DI_OP): Likewise.
16533 (sh_expand_epilogue): Don't emit USE of return target register.
16534 (prepare_move_operands): Legitimize DImode PIC addresses.
16535 (sh_media_register_for_return): Skip tr0, used to initialize the
16537 (sh_expand_prologue): Remove explicit USE of return register.
16538 (nonpic_symbol_mentioned_p): PC is non-PIC. Don't recurse in
16539 CONST_DOUBLEs. UNSPEC_GOTPLT is PIC.
16540 * config/sh/sh.h (ASM_OUTPUT_DOUBLE_INT): Removed, obsolete.
16541 (OVERRIDE_OPTIONS): Don't disable PIC on SH5.
16542 (EXTRA_CONSTRAINT_S): Use MOVI_SHORI_BASE_OPERAND_P instead of
16543 EXTRA_CONSTRAINT_T.
16544 (GOT_ENTRY_P, GOTPLT_ENTRY_P, GOTOFF_P, PIC_ADDR_P): New.
16545 (MOVI_SHORI_BASE_OPERAND_P): New.
16546 (NON_PIC_REFERENCE_P, PIC_REFERENCE_P): New.
16547 (EXTRA_CONSTRAINT_T): Define in terms of them.
16548 (OUTPUT_ADDR_CONST_EXTRA): Handle UNSPEC_GOTPLT.
16549 * config/sh/sh.md (movsi_media, movsi_media_nofpu,
16550 movdi_media, movdi_media_nofpu): Add SIBCALL_REGS class to
16551 alternatives supporting TARGET_REGS.
16552 (UNSPEC_GOTPLT): New constant.
16553 (movdi split): Move incrementing of LABEL_NUSES...
16554 (movdi_const, movdi_const_32bit): Here. Use
16555 MOVI_SHORI_BASE_OPERAND_P instead of EXTRA_CONSTRAINT_T.
16556 (movdi_const_16bit): New.
16557 (call, call_value) [flag_pic]: Use GOTPLT.
16558 (call_pop, call_value_pop): New expands.
16559 (call_pop_compact, call_pop_rettramp): New insns.
16560 (call_value_pop_compact, call_value_pop_rettramp): New insns.
16561 (sibcall) [flag_pic]: Use GOT.
16562 (builtint_setjmp_receiver): Remove bogus, unused expand.
16563 (GOTaddr2picreg): Implement for SHcompact and SHmedia.
16564 (*pt, *ptb, ptrel): New insns.
16565 (sym2GOT): Handle DImode GOT.
16566 (sym2GOTPLT, symGOTPLT2reg): New expands.
16567 (sym2PIC): New expand.
16568 (shcompact_return_tramp): Use GOTPLT to return trampoline.
16569 (shcompact_return_tramp_i): Use return register explicitly.
16570 * config/sh/sh.h (OVERRIDE_OPTIONS) [TARGET_SHMEDIA]: Don't
16571 disable flag_reorder_blocks.
16572 2002-01-19 Alexandre Oliva <aoliva@redhat.com>
16573 * config/sh/sh.md (sibcall_compact): Reorder return, uses and
16574 clobbers, for clarity.
16575 (sibcall_epilogue) [TARGET_SHCOMPACT]: Mark saving and
16576 restoring of r0 in macl as MAYBE_DEAD.
16577 2002-01-18 Alexandre Oliva <aoliva@redhat.com>
16578 * config/sh/sh.h (LONG_DOUBLE_TYPE_SIZE): Define.
16579 * config/sh/sh.md (movv4sf_i, movv16sf_i): Fix uses of
16580 alter_subreg all over.
16581 (jump) [TARGET_SHMEDIA]: FAIL to create new jumps after
16582 reload, instead of emitting instructions that would require
16584 (casesi_load_media): Add missing modes.
16585 2001-11-09 Alexandre Oliva <aoliva@redhat.com>
16586 * config/sh/sh.c (sh_expand_prologue): Mark the PIC register
16587 as used if the argument decoder is called.
16588 2001-08-28 Alexandre Oliva <aoliva@redhat.com>
16589 * config/sh/sh.md (udivsi3, divsi3): Load libcall symbol name in
16590 Pmode, then extend it to DImode if necessary.
16591 2001-08-28 Stephen Clarke <Stephen.Clarke@st.com>
16592 * config/sh/sh.h (LEGITIMATE_CONSTANT_P): Don't accept DFmode
16593 constants in FPU-enabled SHmedia, let them be loaded from memory.
16594 2001-08-28 Alexandre Oliva <aoliva@redhat.com>
16595 * config/sh/sh.md (cmpeqdi_media, cmpgtdi_media, cmpgtudi_media):
16596 Adjust whitespace in assembly output templates.
16597 2001-08-28 Stephen Clarke <Stephen.Clarke@st.com>
16598 * config/sh/sh.md (movdicc_false, movdicc_true, movdicc): Adjust
16599 mode of if_then_else.
16600 2001-08-04 Alexandre Oliva <aoliva@redhat.com>
16601 * config/sh/sh64.h (CPP_DEFAULT_CPU_SPEC): Override definition in
16603 2001-07-26 Andrew Haley <aph@cambridge.redhat.com>
16604 Joern Rennecke <amylaar@redhat.com>
16605 * config/sh/sh64.h (CPP_DEFAULT_CPU_SPEC): New.
16606 (SUBTARGET_CPP_PTR_SPEC): New.
16607 (SUBTARGET_CPP_SPEC): Remove.
16608 2001-07-06 Chandrakala Chavva <cchavva@redhat.com>
16609 * config/sh/sh.md (movsf_media_nofpu+1, movdf_media_nofpu+1):
16610 Fix typo in previous checkin.
16611 2001-07-11 Chandrakala Chavva <cchavva@redhat.com>
16612 * config/sh/sh.h (MODES_TIEABLE_P): Fix redact indentations.
16613 2001-07-10 Chandrakala Chavva <cchavva@cygnus.com>
16614 Alexandre Oliva <aoliva@redhat.com>
16615 * config/sh/sh.h (MODES_TIEABLE_P): Don't tie modes wider than
16616 what single FP register can hold for SHmedia target.
16617 2001-07-06 Chandrakala Chavva <cchavva@redhat.com>
16618 Alexandre Oliva <aoliva@redhat.com>
16619 * config/sh/sh.md (movsf_media_nofpu+1, movdf_media_nofpu+1):
16620 Do not split into SUBREG.
16621 2001-06-14 Alexandre Oliva <aoliva@redhat.com>
16622 * config/sh/ushmedia.h, config/sh/sshmedia.h: Updated signatures
16623 and added new functions as specified in SH5 ABI r9.
16624 2001-06-04 Alexandre Oliva <aoliva@redhat.com>
16625 * config/sh/lib1funcs.asm (GCC_nested_trampoline): Align to an
16627 2001-06-03 Alexandre Oliva <aoliva@redhat.com>
16628 * config/sh/sh.c (dump_table): Add const0_rtx in calls of
16629 gen_consttable_4 and gen_consttable_8. Emit multiple labels
16630 and consttable_window_ends.
16631 2001-06-03 Graham Stott <grahams@redhat,com>
16632 * config/sh/sh.md (movdi split): Remove unused variable last_insn.
16633 2001-05-16 Alexandre Oliva <aoliva@redhat.com>
16634 * config/sh/sh.c (print_operand): Handle floating-point pair,
16635 vector and matrix registers.
16636 * config/sh/sh.h (REGISTER_MOVE_COST): Take floating-pointer
16637 vector modes into account.
16638 * config/sh/sh.md (movv2sf): Split move between registers into
16640 (movv4sf, movv16sf): Introduce insns that get split only after
16642 * config/sh/shmedia.h: Fix Copyright dates.
16643 * config/sh/ushmedia.h: Likewise. Move loop counter
16644 declarations into conditionals that uses them.
16645 (sh_media_FVADD_S, sh_media_FVSUB_S): Fix off-by-one error in
16647 * config/sh/sshmedia.h: Fix Copyright dates.
16648 (sh_media_PUTCFG): Fix constraints.
16649 2001-05-12 Alexandre Oliva <aoliva@redhat.com>
16650 * config/sh/sh.h (TARGET_PTRMEMFUNC_VBIT_LOCATION): Define to
16651 ptrmemfunc_vbit_in_delta for SH5.
16652 2001-05-08 Alexandre Oliva <aoliva@redhat.com>
16653 * config/sh/sh.h (TARGET_SWITCHES): Document -m5-*.
16654 * invoke.texi: Likewise.
16655 2001-04-14 Alexandre Oliva <aoliva@redhat.com>
16656 * config/sh/lib1funcs.asm (GCC_push_shmedia_regs,
16657 GCC_push_shmedia_regs_nofpu, GCC_pop_shmedia_regs,
16658 GCC_pop_shmedia_regs_nofpu): New global symbols.
16659 * config/sh/t-sh64 (LIB1ASMFUNCS): Add them.
16660 * config/sh/sh.h (SHMEDIA_REGS_STACK_ADJUST): New macro.
16661 * config/sh/sh.c (calc_live_regs): Account for PR's saving in
16662 compact function with nonlocal labels.
16663 (sh_expand_prologue) [SHcompact]: Push SHmedia regs if needed.
16664 (sh_expand_epilogue) [SHcompact]: Pop them when appropriate.
16665 (initial_elimination_offset): Account for their stack space.
16666 * config/sh/sh.md (shmedia_save_restore_regs_compact): New insn.
16667 * config/sh/sh.md (movsi_media, movsi_media_nofpu, movqi_media,
16668 movhi_media, movdi_media, movdi_media_nofpu, movdf_media,
16669 movdf_media_nofpu, movsf_media, movsf_media_nofpu): Require at
16670 least one of the operands to be a register.
16671 (movv2sf): Likewise. Renamed to movv2sf_i.
16672 (movdi, movdf, movv2sf, movv4sf, movv16sf, movsf):
16673 prepare_move_operands() before emitting SHmedia insns.
16674 2001-04-03 Alexandre Oliva <aoliva@redhat.com>
16675 * config/sh/crti.asm (init, fini) [__SH5__ && ! __SHMEDIA__]:
16676 Don't save nor initialize r12. Don't mis-align the stack.
16677 Pad the code with a nop.
16678 * config/sh/crti.asm: Don't restore r12. Don't mis-align the
16680 2001-03-13 Alexandre Oliva <aoliva@redhat.com>
16681 * gcc/longlong.h (__umulsidi3, count_leading_zeros)
16682 [__SHMEDIA__]: Implement.
16683 2001-03-11 Alexandre Oliva <aoliva@redhat.com>
16684 * config/sh/sh.md: Set latency of `pt' closer to reality.
16685 (movsi_media, movsi_media_nofpu, movdi_media, movdi_media_nofpu,
16686 movdf_media, movdf_media_nofpu, movsf_media, movsf_media_nofpu):
16687 Set move, load and store type attributes.
16688 * config/sh/sh.c (sh_loop_align) [TARGET_SH5]: Set to 3.
16689 * config/sh/sh.h (OVERRIDE_OPTIONS) [TARGET_SH5]: Disable
16691 * config/sh/sh.h (PROMOTE_MODE): Sign-extend SImode to DImode.
16692 * config/sh/sh-protos.h (sh_media_register_for_return): Declare.
16693 * config/sh/sh.c (sh_media_register_for_return): New function.
16694 (sh_expand_prologue) [TARGET_SHMEDIA]: Copy r18 to an available
16695 branch-target register.
16696 (sh_expand_epilogue) [TARGET_SHMEDIA]: Explicitly USE it.
16697 * config/sh/sh.md (return_media_i): Use any call-clobbered
16698 branch-target register.
16699 (return_media): If r18 wasn't copied in the prologue, copy it
16701 * config/sh/sh.h (CONDITIONAL_REGISTER_USAGE) [TARGET_SHMEDIA]:
16702 Clear class FP0_REGS.
16703 * config/sh/sh64.h (LINK_SPEC): Removed incorrect default copied
16705 2001-03-08 DJ Delorie <dj@redhat.com>
16706 * config/sh/sh.h (OVERRIDE_OPTIONS): Disable relaxing for SHMEDIA.
16707 2001-02-09 Alexandre Oliva <aoliva@redhat.com>
16708 * config/sh/sh.md (sibcall_compact): Set fp_mode to single.
16709 2001-02-07 Alexandre Oliva <aoliva@redhat.com>
16710 * config/sh/sh.h (INT_ASM_OP) [SHMEDIA64]: Use `.quad'.
16711 2001-02-03 Alexandre Oliva <aoliva@redhat.com>
16712 * config/sh/sh.h (INIT_CUMULATIVE_ARGS): Compute size of BLKmode
16713 return value correctly for call_cookie.
16714 2001-02-01 Alexandre Oliva <aoliva@redhat.com>
16715 * config/sh/crt1.asm (start): Modified so as to call
16716 ___setup_argv_and_call_main.
16717 2001-01-26 Alexandre Oliva <aoliva@redhat.com>
16718 * config/sh/sh.h (FUNCTION_ARG_ADVANCE): Don't count stack_regs in
16720 2001-01-20 Alexandre Oliva <aoliva@redhat.com>
16721 * config/sh/sh.h (STRIP_DATALABEL_ENCODING): New macro.
16722 (STRIP_NAME_ENCODING): Use it.
16723 (ASM_OUTPUT_LABELREF): Likewise. Don't call assemble_name().
16724 2001-01-19 Alexandre Oliva <aoliva@redhat.com>
16725 * config/sh/sh.md (sgeu) [! SHMEDIA]: Fix invocation of
16726 prepare_scc_operands().
16727 * config/sh/sh.h (SH_DATALABEL_ENCODING): Change to "#"...
16728 (DATALABEL_SYMNAME_P): ... so that we don't need memcmp here.
16729 2001-01-17 Alexandre Oliva <aoliva@redhat.com>
16730 * config/sh/sh.h (STRIP_NAME_ENCODING): Strip leading `*'.
16731 2001-01-13 Alexandre Oliva <aoliva@redhat.com>
16732 * config/sh/sh.md (shcompact_incoming_args): Use R0_REG.
16733 * config/sh/sh.md (R7_REG, R8_REG, R9_REG): Define as constants,
16734 used in shcompact_incoming_args.
16735 * config/sh/sh.c (sh_expand_epilogue): Fix thinko in previous
16737 * config/sh/crt1.asm (start) [SH5]: Switch to single-precision
16739 * config/sh/lib1funcs.asm (sdivsi3_i4, udivsi3_i4, set_fpscr):
16740 Adjust accordingly.
16741 * config/sh/sh.c (sh_expand_prologue, sh_expand_epilogue):
16742 Simplify. Adjust. Add sanity check.
16743 * config/sh/sh.h (TARGET_SWITCHES) [5-compact]: Set
16745 * config/sh/sh.md (udivsi3_i4_single, divsi3_i4_single): Match
16747 (udivsi3, divsi3): Use them.
16748 (force_mode_for_call): New insn.
16749 (call, call_value, sibcall_value): Emit it before SHcompact
16751 2001-01-11 Alexandre Oliva <aoliva@redhat.com>
16752 * config/sh/sh.md (call, call_value, sibcall): Make sure the
16753 call cookie is non-NULL before taking its value.
16754 2001-01-10 Alexandre Oliva <aoliva@redhat.com>
16755 * config.gcc (sh64): Set target_requires_64bit_host_wide_int.
16756 2001-01-09 Alexandre Oliva <aoliva@redhat.com>
16757 * config/sh/sh.md (shcompact_incoming_args): Set argument memory
16759 * config/sh/sh.h (STATIC_CHAIN_REGNUM) [SH5]: Use r1.
16760 * config/sh/sh.c (sh_expand_prologue) [SH5]: Use r0 as
16761 temporary for stack adjusts. Use MACL and MACH to pass
16762 arguments to shcompact_incoming_args.
16763 * config/sh/sh.md (shcompact_incoming_args): Adjust. Don't
16765 * config/sh/lib1funcs.asm (shcompact_incoming_args): Likewise.
16766 (nested_trampoline): Load static chain address into r1.
16767 * config/sh/sh.md (movdi_media splits): Fix sign-extension.
16768 2001-01-07 Alexandre Oliva <aoliva@redhat.com
16769 * config/sh/sh.c (fpul_operand) [SHMEDIA]: Just call
16770 fp_arith_reg_operand().
16771 2001-01-06 Alexandre Oliva <aoliva@redhat.com>
16772 * config/sh/sh.md (casesi): Sign-extend the first two operands,
16773 and use signed compares for them.
16774 * config/sh/sh.c (dump_table): Don't emit 8-byte constants after
16775 4-byte ones. Instead, inter-leave them, maintaining the 8-byte
16776 ones properly aligned.
16777 (find_barrier): Account for extra alignment needed for 8-byte wide
16779 (machine_dependent_reorg): Require a label for the second 4-byte
16780 constant after an 8-byte one.
16781 * config/sh/lib1funcs.asm (sdivsi3): Fix typo in yesterday's
16783 2001-01-05 Alexandre Oliva <aoliva@redhat.com>
16784 * config/sh/sh.c (machine_dependent_reorg) [SHCOMPACT]: Reset
16785 last_float when switching float modes.
16786 * config/sh/sh.md (movdf) [SH5]: Don't use stack-pointer
16787 auto-increment for general-purpose registers.
16788 * config/sh/lib1funcs.asm (sdivsi3) [SHMEDIA]: Sign-extend the
16790 * config/sh/sh.c (sh_expand_prologue) [SH5]: Use r1 as temporary
16792 * config/sh/sh.c (sh_builtin_saveregs): Support using all
16793 registers for varargs.
16794 2001-01-01 Alexandre Oliva <aoliva@redhat.com>
16795 * config/sh/sh.h (FUNCTION_ARG_ADVANCE): Simplify.
16796 * config/sh/sh.h (CALL_COOKIE_STACKSEQ,
16797 CALL_COOKIE_STACKSEQ_SHIFT, CALL_COOKIE_STACKSEQ_GET): New macros.
16798 (CALL_COOKIE_INT_REG_SHIFT): Adjust.
16799 (FUNCTION_ARG_ADVANCE): Use SHCOMPACT_FORCE_ON_STACK. Adjust
16800 call_cookie accordingly.
16801 (FUNCTION_ARG): Test SHCOMPACT_FORCE_ON_STACK.
16802 (SHCOMPACT_BYREF): Likewise.
16803 (SHCOMPACT_FORCE_ON_STACK): New macro.
16804 * config/sh/sh.c (sh_expand_prologue): Use new call_cookie format.
16805 (sh_builtin_saveregs): Likewise.
16806 * config/sh/lib1funcs.asm (shcompact_call_trampoline,
16807 shcompact_incoming_args): Use new shift values. Support
16808 sequences of consecutive and non-consecutive pushes/pops.
16809 * config/sh/sh.md (return): Don't explicitly use PR_REG.
16810 2001-01-05 Hans-Peter Nilsson <hpn@cygnus.com>
16811 * config/sh/sh.h (TEXT_SECTION): Define.
16812 * config/sh/elf.h (ASM_FILE_START): Output TEXT_SECTION_ASM_OP.
16813 2001-01-05 Alexandre Oliva <aoliva@redhat.com>
16814 * config/sh/sh.h (INIT_CUMULATIVE_LIBCALL_ARGS): New macro.
16815 * config/sh/sh.h (BASE_RETURN_VALUE_REG): Use FP regs for
16816 return values on FPU-enabled SHmedia.
16817 (FUNCTION_VALUE_REGNO_P): Mark FIRST_FP_RET_REG as used on
16818 FPU-enabled SHmedia.
16819 (INIT_CUMULATIVE_ARGS): Set up return trampoline only if
16820 value is returned in a non-FP reg and is not returned by
16822 * config/sh/sh.md (shcompact_return_tramp_i): Change type to
16824 2000-01-04 Alexandre Oliva <aoliva@redhat.com>
16825 * config/sh/sh.h (SH_MIN_ALIGN_FOR_CALLEE_COPY): New.
16826 (FUNCTION_ARG_CALLEE_COPIES): Require argument to be
16827 quad-aligned to be passed by callee-copy reference.
16828 2001-01-03 Alexandre Oliva <aoliva@redhat.com>
16829 * config/sh/elf.h (MAX_WCHAR_TYPE_SIZE): Define.
16830 * config/sh/sh64.h (MAX_WCHAR_TYPE_SIZE): Undefine.
16831 2001-01-02 Alexandre Oliva <aoliva@redhat.com>
16832 * config/sh/lib1funcs.asm (shcompact_call_trampoline): Fix error in
16833 copying low-numbered FP regs to r7 and r8.
16834 * config/sh/sh.h (FUNCTION_ARG_ADVANCE): Don't request copying of
16835 FP regs to general-purpose regs only if the copy was passed on the
16837 * config/sh/lib1funcs.asm (shcompact_call_trampoline): Fix typo in
16838 copying FP reg to r9.
16839 * config/sh/sh.h (FUNCTION_ARG_ADVANCE): Use trampoline to
16840 copy FP regs to general-purpose regs only in outgoing calls.
16841 * config/sh/sh.md (movdf_media, movsf_media): Revert incorrect
16842 change from 2000-10-30. Adjust for 64-bit (or 32-bit)
16844 * config/sh/sh.h (struct sh_args): Document all fields.
16845 (FUNCTION_OK_FOR_SIBCALL): Functions that receive arguments
16846 passed partially on the stack should not consider making
16848 * config/sh/sh.h (FUNCTION_ARG_ADVANCE): Add byref regs to
16849 stack_regs only for incoming calls. When passing FP args,
16850 make sure there are FP regs available before modifying
16852 (SHCOMPACT_BYREF): Pass double args in general-purpose
16853 registers by reference.
16854 2000-12-30 Alexandre Oliva <aoliva@redhat.com>
16855 * config/sh/sh.h (FUNCTION_OK_FOR_SIBCALL) [SHCOMPACT]: Don't
16856 attempt to generate sibcalls if the caller got any arguments
16858 * config/sh/lib1funcs.asm (set_fpscr) [SH5]: Default to double.
16859 * config/sh/sh.c (dump_table) [SHCOMPACT]: Align DImode and DFmode
16860 to 8-byte boundaries.
16861 * config/sh/sh.md (shcompact_preserve_incoming_args): New insn.
16862 * config/sh/sh.h (CALL_COOKIE_INT_REG_GET): New macro.
16863 * config/sh/sh.c (sh_expand_prologue): Preserve args that will be
16864 stored in the stack.
16865 * config/sh/lib1funcs.asm (ct_main_table, ia_main_table): Arrange
16866 for the offsets to have the ISA bit set.
16867 (shcompact_call_trampoline): Document. Swap r0 and r1, to match
16868 invocation. Use beq instead of bgt to mark end of sequence of
16870 (shcompact_incoming_args): Fix store of r2. Use beq instead of
16871 bgt to mark end of sequence of stores.
16872 * config/sh/sh.c (arith_operand): Don't check whether
16873 CONST_OK_FOR_J for now.
16874 * config/sh/sh.md (movdf_media, movsf_media): Use HOST_WIDE_INT
16875 instead of long for conversion.
16876 2000-12-29 Alexandre Oliva <aoliva@redhat.com>
16877 * config/sh/sh.c (print_operand_address): Convert INTVAL to int
16878 before passing it to fprintf.
16879 2000-12-28 Alexandre Oliva <aoliva@redhat.com>
16880 * config/sh/crt1.asm (start): Reset SR.FD, to enable the FP unit.
16881 Call set_fpscr before reading/writing SR.
16882 * config/sh/crt1.asm (start): Set SR.SZ and SR.PR, but not SR.FR.
16884 * config/sh/lib1funcs.asm: Add `.align 2' directives before
16886 (FMOVD_WORKS): Define on SH5 with FPU.
16887 (set_fpscr): Define on SH5. Remove separate _fpscr_values
16889 * config/sh/t-sh64 (LIB1ASMFUNCS): Add _set_fpscr instead of
16891 2000-12-28 Hans-Peter Nilsson <hpn@cygnus.com>
16892 * config/sh/lib1funcs.asm (ct_main_table): Align contents to even
16894 (ia_main_table): Ditto.
16895 2000-12-27 Alexandre Oliva <aoliva@redhat.com>
16896 * config/sh/sh.h (MAX_WCHAR_TYPE_SIZE): Don't define.
16897 * config/sh/sh64.h (WCHAR_TYPE, WCHAR_TYPE_SIZE): Reinstate
16898 the definitions from sh.h.
16899 * config/sh/sh.h (PTRDIFF_TYPE): Define as conditional on
16901 (SUBTARGET_CPP_SPEC): Arrange for __PTRDIFF_TYPE__ to be defined.
16902 * config/sh/elf.h (PTRDIFF_TYPE): Likewise.
16903 * config/sh/sh64.h (SUBTARGET_CPP_SPEC): Likewise.
16904 2000-12-26 Alexandre Oliva <aoliva@redhat.com>
16905 * config/sh/sh.md (movdi_media split): Don't add REG_LABEL notes.
16906 Increment LABEL_NUSES.
16908 * config/sh/sh.h (SIZE_TYPE): Define as conditional on
16910 (SUBTARGET_CPP_SPEC): Arrange for __SIZE_TYPE__ to be always
16912 * config/sh/elf.h (SIZE_TYPE): Likewise.
16913 * config/sh/sh64.h (SUBTARGET_CPP_SPEC): Likewise.
16914 * config/sh/lib1funcs.asm (shcompact_call_trampoline,
16915 shcompact_incoming_args): Load switch table addresses using
16917 * config/sh/sh.h (SUBTARGET_CPP_SPEC): Define __SIZE_TYPE__.
16918 (NO_BUILTIN_SIZE_TYPE): Define.
16919 (SIZE_TYPE): Don't define.
16920 * config/sh/sh64.h (SUBTARGET_CPP_SPEC): Define __SIZE_TYPE__.
16921 * config/sh/sh.h (CPP_SPEC): Fixed typo that prevented the
16922 definition of __SH5__=32 for -m5-compact-nofpu.
16923 * config/sh/sh.c (barrier_align): Ensure 32-bit alignment after
16925 2000-12-24 Alexandre Oliva <aoliva@redhat.com>
16926 * config/sh/sh.h (FUNCTION_ARG_PADDING): Removed.
16927 2000-12-23 Alexandre Oliva <aoliva@redhat.com>
16928 * config/sh/sh.h (TARGET_CACHE32): Enable on SH5.
16929 (FUNCTION_BOUNDARY): Ensure 32-bit alignment for SHmedia.
16930 (INSN_LENGTH_ALIGNMENT): Likewise.
16931 2000-12-22 Alexandre Oliva <aoliva@redhat.com>
16932 * config/sh/sh.md (call, call_value, sibcall): Simplify
16933 copying of non-branch-target register.
16934 2000-12-22 Alexandre Oliva <aoliva@redhat.com>
16935 * glimits.h (__LONG_MAX__): Revert 2000-12-13's patch.
16936 * config/sh/sh.h (CPP_SPEC): Define it here for 64-bit SHmedia.
16937 2000-12-22 Alexandre Oliva <aoliva@redhat.com>
16938 * config/sh/sh.h (GET_SH_ARG_CLASS): Handle complex
16939 floating-point values as structs.
16940 (FUNCTION_ARG): Use SH5_PROTOTYPED_FLOAT_ARG.
16941 (SH5_PROTOTYPELESS_FLOAT_ARG): List FP registers before
16942 general-purpose register.
16943 (SH5_PROTOTYPED_FLOAT_ARG): New macro.
16944 2000-12-20 Alexandre Oliva <aoliva@redhat.com>
16945 * config/sh/sh.md (addsi3): Force operand1 to reg for SHmedia.
16946 * config/sh/sh.md (movsi_media): Split CONST_DOUBLE loads too.
16947 * config/sh/sh.h (DATALABEL_REF_P): Don't require the CONST.
16948 (ENCODE_SECTION_INFO): Enclose variables and constants in
16950 (SH_DATALABEL_ENCODING, DATALABEL_SYMNAME_P): Define.
16951 (STRIP_NAME_ENCODING): Strip SH_DATALABEL_ENCODING off.
16952 (ASM_OUTPUT_LABELREF, AMS_OUTPUT_SYMBOL_REF): Define.
16953 * config/sh/sh.c (gen_datalabel_ref): Use UNSPEC_DATALABEL
16954 only for LABEL_REFs. For SYMBOL_REFs, prepend
16955 SH_DATALABEL_ENCODING to the symbol name.
16956 * config/sh/sh.md (indirect_jump): Use SUBREG instead of
16958 2000-12-20 Alexandre Oliva <aoliva@redhat.com>
16959 * config/sh/sh.md (casesi): Enclose ADDR_DIFF_VEC address in
16961 * config/sh/sh.c (gen_datalabel_ref): Accept LABEL_REFs.
16962 * config/sh/sh.h (DATALABEL_REF_NO_CONST_P): Likewise.
16963 (DATALABEL_REF_P): Don't require CONST.
16964 (ASM_OUTPUT_ADDR_DIFF_ELT): On SH5, output datalabel before
16966 2000-12-19 Alexandre Oliva <aoliva@redhat.com>
16967 * config/sh/sh.md (extendhidi2, extendqidi2): Use arithmetic shift
16969 2000-12-18 Alexandre Oliva <aoliva@redhat.com>
16970 * config/sh/sh.md (movsi_media, call, call_value, sibcall):
16971 Use shallow_copy_rtx and PUT_MODE to change the mode of
16972 SYMBOL_REFs, LABEL_REFs, CONSTs, etc.
16973 * config/sh/sh.h (PREFERRED_RELOAD_CLASS): Reload SYMBOL_REFs
16974 on SHmedia using GENERAL_REGs.
16975 * config/sh/sh.md (ble_media_i, blt_media_i, bleu_media_i,
16976 bltu_media_i): Fix reversion of conditions.
16977 2000-12-18 Alexandre Oliva <aoliva@redhat.com>
16978 * config/sh/sh.md (zero_extendhidi2): Use logical shift right.
16979 * config/sh/sh.c (output_far_jump): Save r13 in macl.
16980 2000-12-17 Alexandre Oliva <aoliva@redhat.com>
16981 * config/sh/sh.c (gen_datalabel_ref): Fix mode of the UNSPEC.
16982 2000-12-16 Alexandre Oliva <aoliva@redhat.com>
16983 * config/sh/lib1funcs.asm (ic_invalidate): Define for SH5.
16984 (GCC_nested_trampoline): Likewise.
16985 * config/sh/sh-protos.h (gen_datalabel_ref): Declare.
16986 * config/sh/sh.c (gen_datalabel_ref): Define.
16987 * config/sh/sh.h (TRAMPOLINE_SIZE): Adjust for SH5.
16988 (INITIALIZE_TRAMPOLINE): Likewise.
16989 (TRAMPOLINE_ADJUST_ADDRESS): Define.
16990 (DATALABEL_REF_NO_CONST_P, DATALABEL_REF_P): Define.
16991 (EXTRA_CONSTRAINT_T): Match DATALABEL unspecs.
16992 (OUTPUT_ADDR_CONST_EXTRA): Handle DATALABEL unspecs.
16993 * config/sh/sh.md (UNSPEC_DATALABEL): New constant.
16994 (ic_invalidate): Adjust for SH5.
16995 (ic_invalidate_line_media, ic_invalidate_line_compact): New insns.
16996 * config/sh/t-sh64 (LIB1ASMFUNCS): Added _ic_invalidate and
16997 _nested_trampoline.
16998 2000-12-15 Alexandre Oliva <aoliva@redhat.com>
16999 * config/sh/sh.h (MOVE_MAX): Set to 8 for SHmedia, 4 elsewhere.
17000 (MOVE_MAX_PIECES): Set to 8 on SHmedia too.
17001 2000-12-14 Alexandre Oliva <aoliva@redhat.com>
17002 * config/sh/sh.h (DBX_REGISTER_NUMBER): Adjust for sh64-elf-gdb.
17003 * config/sh/elf.h (DBX_REGISTER_NUMBER): Likewise.
17004 2000-12-14 Alexandre Oliva <aoliva@redhat.com>
17005 * config/sh/sh.c (target_reg_operand): Match only target-branch
17006 registers and pseudos that aren't virtual registers.
17007 * config/sh/sh.md (call, call_value, sibcall) [TARGET_SHMEDIA]:
17008 Copy operands that don't match target_reg_operand to pseudos.
17009 (call_media, call_value_media, sibcall_media): Use
17010 target_reg_operand instead of target_operand.
17011 2000-12-13 Alexandre Oliva <aoliva@redhat.com>
17012 * glimits.h (__LONG_MAX__) [SH5 == 64]: Adjust for 64 bits.
17013 * config/sh/sh.c (target_reg_operand): Match hardware registers
17014 other than branch-target registers.
17015 * config/sh/sh.md (zero_extendqidi2): Input operand is %1.
17016 * config/sh/lib1funcs.asm (sdivsi3) [SH5]: Make it global.
17017 (fpscr_values) [SH5 == 32]: Define.
17018 * config/sh/t-sh64 (LIB1ASMFUNCS): Add fpscr_values.
17019 * config/sh/sh.md (call, call_value, sibcall) [TARGET_SHMEDIA]:
17020 Handle function addresses coming in SUBREGs.
17021 2000-12-12 Alexandre Oliva <aoliva@redhat.com>
17022 * config/sh/lib1funcs.asm (shcompact_call_trampoline,
17023 shcompact_return_trampoline): Use datalabel where appropriate.
17024 2000-12-09 Alexandre Oliva <aoliva@redhat.com>
17025 * config/sh/sh.h (SECONDARY_OUTPUT_RELOAD_CLASS): Use a
17026 general-purpose register to copy one branch-target register to
17028 2000-12-06 Alexandre Oliva <aoliva@redhat.com>
17029 * config/sh/sh.c (target_operand): Accept LABEL_REFs and
17030 SYMBOL_REFs with VOIDmode.
17031 * config/sh/sh.md (ble_media_i, blt_media_i, bleu_media_i,
17032 bltu_media_i): New insns.
17033 2000-12-06 Alexandre Oliva <aoliva@redhat.com>
17034 * config/sh/sh.h (RETURN_IN_MEMORY): Adjust for SH5 ABI.
17035 (INIT_CUMULATIVE_ARGS): Likewise.
17036 2000-12-01 Alexandre Oliva <aoliva@redhat.com>
17037 * machmode.def (V16SFmode): New mode.
17038 * c-common.c (type_for_mode): Support V2SF and V16SF.
17039 * tree.c (build_common_tree_nodes_2): Likewise.
17040 * tree.h (tree_index): Likewise.
17041 * calls.c (emit_call_1): Take args_so_far. Adjust all
17042 callers. Introduce CALL_POPS_ARGS.
17043 * tm.texi (CALL_POPS_ARGS): Document.
17044 * config/sh/crt1.asm: Implement in SHmedia mode.
17045 * config/sh/crti.asm, config/sh/crtn.asm: Likewise
17046 * config/sh/elf.h (ASM_SPEC, LINK_SPEC): Support SH5 flags.
17047 (DBX_REGISTER_NUMBER): Renumber registers for SH5.
17048 * config/sh/lib1funcs.asm: Disable functions unused in SH5.
17049 Implement divsi and udivsi in SHmedia mode. Introduce
17050 SHcompact trampolines.
17051 * config/sh/sh.c (GEN_MOV, GEN_ADD3, GEN_SUB3): Use DImode
17053 (regno_reg_class): Rewrite.
17054 (fp_reg_names): Remove.
17055 (sh_register_names, sh_additional_register_names): New.
17056 (print_operand): Added `u'. Support SUBREGs in addresses.
17057 Add parentheses around shifted CONSTs.
17058 (output_file_start): Output .mode and .abi directives.
17059 (shiftcosts, addsubcosts, multcosts): Adjust.
17060 (output_stack_adjust): Compute alignment. Sanity-check SIZE.
17061 (push_regs): Take array of HOST_WIDE_INTs. Adjust callers.
17062 (calc_live_regs): Output to array of HOST_WIDE_INTs. Count
17063 bytes, not registers. Take into account the need for the
17064 SHcompact incoming args trampoline. Adjust all callers.
17065 (sh_expand_prologue): Take stack_regs into account. Call
17066 incoming args trampoline. Keep stack aligned as per SH5 ABI.
17067 (sh_expand_epilogue): Take stack_regs into accoutn. Keep
17068 stack aligned as per SH5 ABI.
17069 (sh_builtin_saveregs): Support SH5 ABI.
17070 (sh_build_va_list, sh_va_start): Likewise.
17071 (initial_elimination_offset): Take alignment into account.
17072 Compute location of PR according to the SH5 stack frame.
17073 (arith_reg_operand): Reject branch-target registers.
17074 (shmedia_6bit_operand): New.
17075 (logical_operand): Use CONST_OK_FOR_P on SHmedia.
17076 (target_reg_operand): Match DImode only. Accept SUBREGs.
17077 (target_operand): New.
17078 * config/sh/sh.h (CPP_SPEC, SUBTARGET_CPP_SPEC): Support SH5 flags.
17079 (CONDITIONAL_REGISTER_USAGE): Implement SH5 ABI. Initialize
17080 SIBCALL_REGS for SHmedia.
17081 (TARGET_SH3E, TARGET_SH4): Only if SH1_BIT is set too.
17082 (TARGET_FPU_DOUBLE, TARGET_FPU_ANY): New.
17083 (TARGET_SHMEDIA32, TARGET_SHMEDIA64): New.
17084 (TARGET_SWITCHES): New SH5 flags.
17085 (OVERRIDE_OPTIONS): Set SH5-specific options. Use
17086 VALID_REGISTER_P to disable unsupported registers.
17087 (LONG_TYPE_SIZE, LONG_LONG_TYPE_SIZE): Set.
17088 (POINTER_SIZE, PARM_BOUNDARY): Adjust.
17089 (FUNCTION_ARG_PADDING): Define.
17090 (FASTEST_ALIGNMENT): Adjust.
17091 (SH_REGISTER_NAMES_INITIALIZER): New.
17092 (sh_register_names): Declare.
17093 (DEBUG_REGISTER_NAMES): Define.
17094 (REGISTER_NAMES): Define based on sh_register_names.
17095 (SH_ADDITIONAL_REGISTER_NAMES_INITIALIZER): New.
17096 (sh_additional_register_names): Declare.
17097 (LAST_GENERAL_REG, LAST_FP_REG, LAST_XD_REG): Adjust for SHmedia.
17098 (FIRST_TARGET_REG, LAST_TARGET_REG): Define.
17099 (TARGET_REGISTER_P, SHMEDIA_REGISTER_P, VALID_REGISTER_P): Define.
17100 (REGISTER_NATURAL_MODE): Define.
17101 (FIRST_PSEUDO_REGISTER): Adjust.
17102 (FIXED_REGISTERS, CALL_USED_REGISTERS): Adjust.
17103 (HARD_REGNO_CALL_PART_CLOBBERED): Define.
17104 (HARD_REGNO_NREGS, HARD_REGNO_MODE_OK): Adjust.
17105 (VECTOR_MODE_SUPPORTED_P): Define.
17106 (REG_CLASS_CONTENTS): Adjust.
17107 (SMALL_REGISTER_CLASSES): Adjust.
17108 (REG_ALLOC_ORDER): Adjust.
17109 (INDEX_REG_CLASS): Adjust.
17110 (CONST_OK_FOR_O, CONST_OK_FOR_P): New.
17111 (CONST_OK_FOR_LETTER_P): Adjust.
17112 (PREFERRED_RELOAD_CLASS): Adjust.
17113 (SECONDARY_OUTPUT_RELOAD_CLASS): Adjust.
17114 (SECONDARY_INPUT_RELOAD_CLASS): Adjust.
17115 (NPARM_REGS, FIRST_PARM_REG, FIRST_RET_REG): Adjust.
17116 (FIRST_FP_PARM_REG): Adjust.
17117 (CALL_POPS_ARGS): Define.
17118 (FUNCTION_ARG_REGNO_P): Adjust.
17119 (struct sh_args): New fields.
17120 (GET_SH_ARG_CLASS): Adjust.
17121 (INIT_CUMULATIVE_ARGS): Adjust.
17122 (INIT_CUMULATIVE_INCOMING_ARGS): Define.
17123 (FUNCTION_ARG_ADVANCE): Adjust.
17124 (FUNCTION_ARG): Adjust.
17125 (FUNCTION_ARG_PASS_BY_REFERENCE, SHCOMPACT_BYREF): Define.
17126 (FUNCTION_ARG_CALLEE_COPIES): Define.
17127 (SH5_PROTOTYPELESS_FLOAT_ARG): Define.
17128 (STRICT_ARGUMENT_NAMING): Define.
17129 (PRETEND_OUTGOING_VARARGS_NAMED): Adjust.
17130 (FUNCTION_ARG_PARTIAL_NREGS): Adjust.
17131 (SH5_WOULD_BE_PARTIAL_NREGS): Define.
17132 (SETUP_INCOMING_VARARGS): Adjust.
17133 (HAVE_POST_INCREMENT, HAVE_PRE_DECREMENT): Adjust.
17134 (USE_LOAD_POST_INCREMENT, USE_STORE_PRE_DECREMENT): Adjust.
17135 (REGNO_OK_FOR_INDEX_P, REG_OK_FOR_INDEX_P): Adjust.
17136 (SUBREG_OK_FOR_INDEX_P): Adjust.
17137 (EXTRA_CONSTRAINT_S): Update.
17138 (EXTRA_CONSTRAINT_T): New.
17139 (EXTRA_CONSTRAINT): Adjust.
17140 (GO_IF_LEGITIMATE_INDEX): Adjust.
17141 (GO_IF_LEGITIMATE_ADDRESS): Adjust.
17142 (LEGITIMIZE_ADDRESS, LEGITIMIZE_RELOAD_ADDRESS): Adjust.
17143 (MOVE_MAX): Adjust.
17144 (MAX_MOVE_MAX): Define.
17146 (CONST_COSTS): Adjust.
17147 (REGISTER_MOVE_COST): Adjust.
17148 (BRANCH_COST): Adjust.
17149 (TEXT_SECTION_ASM_OP): Adjust.
17150 (DBX_REGISTER_NUMBER): Adjust.
17151 (ASM_OUTPUT_DOUBLE_INT): New.
17152 (UNALIGNED_DOUBLE_INT_ASM_OP): New.
17153 (PREDICATE_CODES): Adjust.
17154 (PROMOTE_MODE): Adjust.
17155 (CRT_CALL_STATIC_FUNCTION): Do not define for SHmedia.
17156 * config/sh/sh.md (AP_REG, PR_REG, T_REG, GBR_REG): Renumber.
17157 (MACH_REG, MACL_REG, FPUL_REG, RAP_REG, FPSCR_REG): Renumber.
17158 (PR_MEDIA_REG, T_MEDIA_REG, R10_REG): New.
17159 (DR0_REG, DR2_REG, DR4_REG): Renumber.
17160 (TR0_REG, TR1_REG, TR2_REG): New.
17161 (XD0_REG): Renumber.
17162 (UNSPEC_COMPACT_ARGS): New.
17163 (type): Added pt and ptabs.
17164 (length): Default to 4 on SHmedia. Default pt length to 12
17165 and 20 on SHmedia32 and SHmedia64, respectively.
17166 (pt): New function unit.
17167 (movdi, movsi): Add types pt and ptabs. Don't increment LABEL_NUSES.
17168 Add whitespace between operands of SHmedia instructions.
17170 (adddi3_media, addsi3_media): Adjust constraints.
17171 (subsi3) [SHmedia]: Force operand 1 into a register.
17172 (udivsi3_i1_media, udivsi3_i4_media): New.
17173 (udivsi3): Support SHmedia.
17174 (divsi3_i1_media, divsi3_i4_media): New.
17175 (divsi3): Support SHmedia.
17176 (anddi3, iordi3, xordi3): Adjust constraints.
17177 (zero_extendhidi2, zero_extendqidi2): New.
17178 (extendsidi2, extendhidi2, extendqidi2): New.
17179 (push, pop, push_e, push_fpul, push_4): Disable on SH5.
17180 (pop_e, pop_fpul, pop_4): Likewise.
17181 (movsi_media): Support FP and BT registers.
17182 (movsi_media_nofpu): New. Adjust splits to DImode.
17183 (lduw, ldub): Renamed to zero_extend* above.
17184 (movqi_media): Fix typo.
17185 (movdi_media): Support FP and BT registers.
17186 (movdi_media_nofpu): New. Adjust splits for SHmedia32.
17187 (movdi_const_32bit): New.
17188 (shori_media): Require immediate operand. Use `u' for output.
17189 (movdf_media, movsf_media): Simplified.
17190 (movdf_media_nofpu, movsf_media_nofpu): New.
17191 (movdf, movsf): Adjust
17192 (movv2sf, movv2sf, movv16sf): New.
17193 (beq_media, beq_media_i): Adjust constraints. Don't use
17194 scratch BT register.
17195 (bne_media, bne_media_i): Likewise.
17196 (bgt_media, bgt_media_i): Likewise.
17197 (bge_media, bge_media_i): Likewise.
17198 (bgtu_media, bgtu_media_i): Likewise.
17199 (bgeu_media, bgeu_media_i): Likewise.
17200 (beq, bne, bgt, blt, ble, bge, bgtu, bltu, bgeu, bleu,
17201 bunordered): Emit jump insn. Force operands to registers when
17203 (jump_media, jump): Simplify.
17204 (call_compact, call_compact_rettramp): New.
17205 (call_value_compact, call_value_compact_rettramp): New.
17206 (call_media, call_value_media): Simplify.
17207 (sibcall_compact, sibcall_media): New.
17208 (call, call_value): Adjust for SHmedia and SHcompact.
17209 (sibcall, sibcall_value, untyped_call): Likewise.
17210 (sibcall_epilogue): Preserve r0 across epilogue for SHcompact.
17211 (indirect_jump): Adjust for SHmedia.
17212 (casesi_jump_media): New.
17213 (nop): Re-enable for SHmedia.
17214 (call_site): Restrict to SH1.
17215 (casesi): Adjust for SHmedia.
17216 (casesi_shift_media, casesi_load_media): New.
17217 (return): Explicitly use PR register. Call return trampoline
17219 (return_i): Explicitly use PR register.
17220 (shcompact_return_tramp, shcompact_return_tramp_i): New.
17221 (return_media): Adjust.
17222 (shcompact_incoming_args): New.
17223 (epilogue): Adjust.
17224 (seq, slt, sle, sgt, sge, sgtu, sltu, sleu, sgeu, sne): Adjust.
17225 (movstrsi): Disable on SH5.
17226 (fpu_switch0, fpu_switch1, movpsi): Enable on SH4.
17227 (addsf3, addsf3_media): Test TARGET_SHMEDIA_FPU.
17228 (subsf3, subsf3_media): Likewise.
17229 (mulsf3, mulsf3_media, mac_media): Likewise.
17230 (divsf3, divsf3_media): Likewise.
17231 (floatdisf2, floatsisf2_media): Likewise. Adjust constraints.
17232 (floatsisf2, fux_truncsfsi2): Likewise.
17233 (fix_truncsfdi2, fix_truncsfsi2_media): Likewise. Adjust
17235 (cmpeqsf_media, cmpgtsf_media, cmpgesf_media): Likewise.
17236 (cmpunsf_media, cmpsf): Likewise.
17237 (negsf2, negsf2_media, sqrtsf2, sqrtsf2_media): Likewise.
17238 (abssf2, abssf2_media): Likewise.
17239 (adddf3, adddf3_media, subdf3, subdf3_media): Likewise.
17240 (muldf3, muldf3_media, divdf3, divdf3_media): Likewise.
17241 (floatdidf2, floatsidf2_media): Likewise. Adjust constraints.
17242 (floatsidf2, fix_truncdfsi2): Likewise.
17243 (fix_truncdfdi2, fix_truncdfsi2_media): Likewise. Adjust
17245 (cmpeqdf_media, cmpgtdf_media): Likewise.
17246 (cmpgedf_media, cmpundf_media, cmpdf): Likewise.
17247 (negdf2, negdf2_media, sqrtdf2, sqrtdf2_media): Likewise.
17248 (absdf2, absdf2_media): Likewise.
17249 (extendsfdf2, extendsfdf2_media): Likewise.
17250 (truncsfdf2, truncsfdf2_media): Likewise.
17251 * config/sh/sh64.h: New file.
17252 * config/sh/t-sh64: New file.
17253 * config/sh/shmedia.h: New file.
17254 * config/sh/ushmedia.h: New file.
17255 * config/sh/sshmedia.h: New file.
17256 * configure.in: Added sh64-*-elf.
17257 * configure: Rebuilt.
17258 2000-10-10 Alexandre Oliva <aoliva@redhat.com>
17259 * config/sh/sh.c (GEN_MOV, GEN_ADD3, GEN_SUB3): New macros.
17260 (reg_class_from_letter): Use `b' for TARGET_REGS.
17261 (print_operand): Support `%M', `%m', `AND' and
17262 `ASHIFTRT'. Do not precede constants with `#' on SHmedia.
17263 (andcosts): Adjust for SHmedia.
17264 (output_stack_adjust, sh_expand_prologue, sh_expand_epilogue):
17266 (target_reg_operand): New function.
17267 * config/sh/sh-protos.h (target_reg_operand): Declare.
17268 * config/sh/sh.h (CONDITIONAL_REGISTER_USAGE): Don't disable
17269 FP registers on SH5.
17270 (HARD_REGNO_MODE_OK): Accept them whenever they're acceptable
17272 (TARGET_REGISTER_P): New macro.
17273 (reg_class, REG_CLASS_NAMES, REG_CLASS_CONTENTS): Added TARGET_REGS.
17274 (FUNCTION_VALUE): Use DImode for promoted types on SHmedia.
17275 (EXTRA_CONSTRAINT_S): New macro.
17276 (EXTRA_CONSTRAINT): Adjust.
17277 (FLOAT_TYPE_SIZE): Define to 32.
17278 (Pmode): DImode on SHmedia.
17279 (CONST_COSTS): Adjust for SHmedia literals.
17280 (PREDICATE_CODES): Added target_reg_operand.
17281 (PROMOTE_MODE): Promote signed types to DImode on SHmedia.
17282 * config/sh/sh.md: Remove all attrs from SHmedia insns.
17283 (cmpeqdi_media, cmpgtdi_media, cmpgtudi_media): New insns.
17284 (cmpdi): Accept SHmedia.
17285 (movdicc_false, movdicc_true): New insns.
17286 (movdicc): New expand.
17287 (adddi3): Accept arith_operand for op2, but FAIL on SH1 if
17289 (addsi3_media): Match `S' constraint.
17290 (anddi3, andcdi3, iordi3, xordi3, negdi_media): New insns.
17291 (negdi2): Expand for SHmedia.
17292 (one_cmpldi2): New expand.
17293 (zero_extendsidi2): Change from expand to insn.
17294 (extendsidi2): Add constraints.
17295 (movdi_media, movsi_media): Change `%x' to `%M'. Use `%m' for
17296 LD/ST address. Fix SI immediate loading split.
17297 (movhi_media, movqi_media, lduw, ldub): New insns.
17298 (movhi, movqi): Accept SHmedia.
17299 (shori_media, movdi_media): Relax input constraints. Split
17300 symbolic constants.
17301 (movdf_media, movsf_media): New insn. New split to movdi.
17302 (movdf, movsf): Match on SHmedia.
17303 (beq_media, bne_media, bgt_media, bge_media, bgtu_media,
17304 bgeu_media): New insns and splits. New insns with `_i' suffix.
17305 (beq, bne, bgt, blt, ble, bge, bgtu, bltu, bgeu, bleu): Adjust.
17306 (bunordered): New expand.
17307 (jump_compact): Renamed from `jump'.
17308 (jump_media): New insn.
17309 (jump): New expand.
17310 (call_media, call_value_media): New insns.
17311 (call, call_value): Adjust.
17312 (indirect_jump_compact): Renamed from `indirect_jump'.
17313 (indirect_jump_media): New insn.
17314 (indirect_jump): New expand.
17315 (untyped_call, return): Accept SHmedia.
17316 (return_media): New insn.
17317 (prologue, epilogue, blockage): Accept SHmedia.
17318 (seq, slt, sle, sgt, sge, sgtu, sltu, sleu, sgeu, sne): Adjust.
17319 (sunordered): New expand.
17320 (addsf3, subsf3, mulsf3, divsf3, floatsisf2, fix_truncsfsi2,
17321 cmpsf, negsf2, sqrtsf2, abssf2): Adjust for SHmedia.
17322 (addsf3_media, subsf3_media, mulsf3_media, mac_media,
17323 divsf3_media, floatdisf2, floatsisf2_media, fix_truncsfdi2,
17324 fix_truncsfsi2_media, cmpeqsf_media, cmpgtsf_media,
17325 cmpgesf_media, cmpunsf_media, negsf2_media, sqrtsf2_media,
17326 abssf2_media): New insns.
17327 (adddf3, subdf3, muldf3, divdf3, floatsidf2, fix_truncdfsi2,
17328 cmpdf, negdf2, sqrtdf2, absdf2): Adjust for SHmedia.
17329 (adddf3_media, subdf3_media, muldf3_media, divdf3_media,
17330 floatdidf2, floatsidf2_media, fix_truncdfdi2,
17331 fix_truncdfsi2_media, cmpeqdf_media, cmpgtdf_media,
17332 cmpgedf_media, cmpundf_media, negdf2_media, sqrtdf2_media,
17333 absdf2_media): New insns.
17334 (extendsfdf2, truncdfsf2): Adjust for SHmedia.
17335 (extendsfdf2_media, truncdfsf2_media): New insns.
17336 2000-09-14 Alexandre Oliva <aoliva@redhat.com>
17337 * config/sh/sh.c (machine_dependent_reorg): On shmedia, skip for now.
17338 * config/sh/sh.h (CONST_OK_FOR_J): Document.
17339 (LEGITIMATE_CONSTANT_P): Accept CONST_DOUBLEs on shmedia.
17340 * config/sh/sh.md (adddi3): New expand.
17341 (adddi3_media, adddi3z_media): New insns.
17342 (adddi3_compact): Renamed from adddi3.
17343 (addsi3_media): Use add.l r63 to add constant zero.
17344 (subdi3): New expand.
17345 (subdi3_media): New insn.
17346 (subdi3_compact): Renamed from subdi3.
17347 (mulsidi3): New expand.
17348 (mulsidi3_media): New insn.
17349 (mulsidi3_compact): Renamed from mulsidi3.
17350 (umulsidi3): New expand.
17351 (umulsidi3_media): New insn.
17352 (umulsidi3_compact): Renamed from umulsidi3.
17353 (ashlsi3_media, ashrsi3_media, lshrsi3_media): New insns.
17354 (ashlsi3, ashrsi3, lshrsi3): Use them.
17355 (ashldi3_media, ashrdi3_media, lshrdi3_media): New insns.
17356 (ashldi3, ashrdi3, lshrdi3): Use them.
17357 (zero_extendsidi2): New expand.
17358 (extendsidi2): New insn.
17359 (movsi_media): New insn. Split to movdi to load constants.
17360 (movsi): Enable for shmedia.
17361 (movdi_media): New insn. Use shori_media to load wide constants.
17362 (short_media): New insn.
17363 (movdi): Enable for shmedia.
17364 2000-09-08 Alexandre Oliva <aoliva@redhat.com>
17365 * config/sh/sh.h (CPP_SPEC): Added `m5'.
17366 (SUBTARGET_CPP_SPEC): Added `!m5'.
17367 (SH5_BIT, TARGET_SH5, TARGET_SHMEDIA, TARGET_SHCOMPACT): New macros.
17368 (TARGET_SWITCHES): Added `5' and `5-compact'. Added SH1_BIT
17369 to all other SH variants.
17370 (TARGET_DEFAULT): Set to SH1_BIT.
17371 (OVERRIDE_OPTIONS): Recognize sh5 CPU.
17372 (BITS_PER_WORD): Raise to 64 on shmedia.
17373 (MAX_BITS_PER_WORD): Change to 64.
17374 (MAX_LONG_TYPE_SIZE, MAX_WCHAR_TYPE_SIZE): Set to MAX_BITS_PER_WORD.
17375 (INT_TYPE_SIZE): Keep as 32.
17376 (UNITS_PER_WORD): Raise to 8 on shmedia.
17377 (MIN_UNITS_PER_WORD): Keep as 4.
17378 (POINTER_SIZE): Raise to 64 on shmedia.
17379 (CONST_OK_FOR_J): New macro.
17380 (CONST_OK_FOR_LETTER_P): Use it.
17381 (processor_type): Add PROCESSOR_SH5.
17382 * config/sh/sh.md: Conditionalize all expands, insns and
17383 splits to TARGET_SH1.
17385 (addsi3_compact): Renamed from...
17386 (addsi3): Now an expand.
17387 (addsi3_media, subsi3_media): New insns.
17388 (subsi3): Don't negate constants with SHmedia.
17390 * hooks.c: New file.
17391 * hooks.h: New file.
17392 * Makefile.in (HOOKS_H): New.
17393 (TARGET_DEF_H): Added $(HOOKS_H).
17394 (OBJS): Added hooks.o.
17395 (cfgcleanup.o, bb-reorder.o): Added target.h.
17396 (hooks.o): Added dependencies.
17397 * target-def.h (TARGET_CANNOT_MODIFY_JUMPS_P): New, added to...
17398 (TARGET_INITIALIZER): this.
17399 * doc/tm.texi (TARGET_CANNOT_MODIFY_JUMPS_P): Document.
17400 * target.h (struct gcc_target): Added cannot_modify_jumps_p.
17401 * bb-reorder.c: Include target.h.
17402 (reorder_basic_blocks): Skip if cannot modify jumps.
17403 * cfgcleanup.c: Include target.h.
17404 (try_optimize_cfg): Skip merge blocking if cannot modify jumps.
17406 2002-02-08 Chris Demetriou <cgd@broadcom.com>
17408 * config/mips/mips.md (casesi_internal, casesi_internal_di):
17409 Protect jump delay slot instructions with .set noreorder and
17412 2002-02-08 Chris Demetriou <cgd@broadcom.com>
17414 * config/mips/mips.md (casesi_internal_di): Calculate
17415 the index into the target offset table correctly.
17417 2002-02-08 Richard Henderson <rth@redhat.com>
17419 * expr.c (expand_expr): Mind EXPAND_INITIALIZER for truncation also.
17420 * final.c (output_addr_const): Accept and discard SUBREG.
17421 * varasm.c (decode_addr_const): Don't abort on unknown expressions --
17422 mark them unknown instead.
17423 (simplify_subtraction): Handle RTX_UNKNOWN.
17424 (initializer_constant_valid_p): Strip NOP_EXPRs that narrow the mode.
17426 2002-02-08 David Edelsohn <edelsohn@gnu.org>
17428 * doc/invoke.texi (RS/6000 and PowerPC Options): Fix typo.
17430 2002-02-08 Richard Henderson <rth@redhat.com>
17432 * config/alpha/elf.h (ASM_OUTPUT_ALIGNED_BSS): New.
17434 2002-02-08 Andreas Jaeger <aj@suse.de>
17436 * config.gcc (x86_64-*-linux): Add t-linux64 makefile fragment.
17437 * config/i386/t-linux64: New file.
17439 2002-02-08 Jakub Jelinek <jakub@redhat.com>
17441 * c-common.c (c_expand_expr): Revert 2002-02-06 patch.
17442 * c-parse.in (compstmt): Clear last_expr_type.
17444 2002-02-07 Richard Henderson <rth@redhat.com>
17446 * loop.c (strength_reduce): Sink final_value when not
17449 2002-02-07 David O'Brien <obrien@FreeBSD.org>
17451 * config/sparc/freebsd.h: Fix mismatched spec {.
17453 2002-02-07 Richard Henderson <rth@redhat.com>
17455 * cfgrtl.c: Include recog.h and insn-config.h.
17456 (keep_with_call_p): Fix general_operand invocation.
17457 * Makefile.in (cfgrtl.o): Update dependencies.
17459 2002-02-07 Kazu Hirata <kazu@hxi.com>
17461 * config/h8300/h8300.c (two_insn_adds_subs_operand): Revise a
17462 comment. Accept HImode only if TARGET_H8300.
17464 2002-02-07 Eric Christopher <echristo@redhat.com>
17466 * config/mips/crtn.asm: Cleanup #ifdefs.
17468 2002-02-07 Eric Christopher <echristo@redhat.com>
17470 * config/mips/crti.asm: Add changes for mips16. mips16 uses
17471 register 7 as RA instead of $31.
17472 * config/mips/crtn.asm: Ditto.
17473 * config/mips/mips.c (mips_move_2words): Add case for
17474 TARGET_MIPS16 when HOST_BITS_PER_WIDE_INT >= 64.
17475 (compute_frame_size): Fix typo.
17476 (save_restore_insns): Ditto. Make documentation about using
17477 register $7 as return register more precise.
17478 (mips_expand_epilogue): Fix comment. Add code to work around not
17479 being able to add to the stack pointer directly.
17480 * config/mips/mips.h (EH_RETURN_DATA_REGNO): Change register number
17481 to 2 for TARGET_MIPS16 as we need 6 and 7 as clobbers in the
17484 2002-02-07 Tom Rix <trix@redhat.com>
17486 * config/rs6000/rs6000.c (reg_or_aligned_short_operand): New. For
17487 immediates in ldu and stdu DS opcode field.
17488 * config/rs6000/rs6000.md (movdi_update, movdi_update1): Use.
17489 * config/rs6000/rs6000-protos.h: Add reg_or_aligned_short_operand.
17490 * config/rs6000/rs6000.h (PREDICATE_CODES): Same.
17492 2002-02-07 Jeff Sturm <jsturm@one-point.com>
17494 * config/sparc/sparc.c (compute_frame_size): Don't correct frame
17495 offset for stack bias.
17497 2002-02-07 H.J. Lu <hjl@gnu.org>
17499 * config/mips/linux.h (SUBTARGET_ASM_DEBUGGING_SPEC): Defined.
17501 2002-02-07 Ulrich Weigand <uweigand@de.ibm.com>
17503 * testsuite/gcc.dg/cpp/charconst-2.c: Add -fsigned-char option.
17505 Thu Feb 7 12:14:17 CET 2002 Jan Hubicka <jh@suse.cz>
17507 * i386-protos.h (x86_order_regs_for_local_alloc): Declare
17508 * i386.c (x86_order_regs_for_local_alloc): New global function.
17509 * i386.h (REG_ALLOC_ORDER): CLeanup.
17510 (ORDER_REGS_FOR_LOCAL_ALLOC): New.
17512 2002-02-07 Richard Henderson <rth@redhat.com>
17514 PR optimization/2463
17515 * alias.c (find_base_value): Recall base values for fixed hard regs.
17516 * loop.c (loop_regs_update): Don't use single_set on non-insns.
17518 2002-02-07 Alexandre Oliva <aoliva@redhat.com>
17520 * config/mips/mips.md (define_delay) [mips16]: Adjust required
17523 2002-02-06 Richard Henderson <rth@redhat.com>
17526 * stmt.c (resolve_operand_name_1): Take more care with mixed
17527 named and unnamed operands.
17529 2002-02-06 Janis Johnson <janis187@us.ibm.com>
17530 Jan Hubicka <jh@suse.cz>
17532 * loop.c (remove_constant_addition): Avoid clobbering a shared
17535 2002-02-06 Ulrich Weigand <uweigand@de.ibm.com>
17537 * config.gcc (s390x-*-linux*): Add t-linux64 makefile fragment.
17538 * config/s390/t-linux64: New file.
17539 * config/s390/libgcc-glibc.ver: New file.
17541 2002-02-06 Ulrich Weigand <uweigand@de.ibm.com>
17543 * config/s390/linux64.h: Delete file.
17544 * config/s390/s390x.h: New file.
17545 * config.gcc (s390x-*-linux*): Use s390x.h instead of linux64.h
17546 as target header file.
17547 * config/s390/linux.h (TARGET_VERSION): Define depending on
17548 DEFAULT_TARGET_64BIT.
17549 (CPP_SPEC, ASM_SPEC, LINK_SPEC): Likewise.
17550 (SIZE_TYPE, PTRDIFF_TYPE): Likewise.
17551 (NO_BUILTIN_SIZE_TYPE, NO_BUILTIN_PTRDIFF_TYPE): Define.
17552 (CPP_ARCH31_SPEC, CPP_ARCH64_SPEC): New defines.
17553 (LINK_ARCH31_SPEC, LINK_ARCH64_SPEC): New defines.
17554 (EXTRA_SPEC): New define.
17555 * config/s390/s390.h (TARGET_VERSION): Define depending on
17556 DEFAULT_TARGET_64BIT.
17557 (MASK_RETURN_ADDR): Add run-time check for TARGET_64BIT.
17559 2002-02-06 Jason Merrill <jason@redhat.com>
17561 * c-decl.c (finish_function): Warn about a non-void function with
17562 no return statement and no abnormal exit.
17563 (current_function_returns_abnormally): New variable.
17564 (start_function): Clear it.
17565 (struct c_language_function): Add returns_abnormally.
17566 (push_c_function_context): Save it.
17567 (pop_c_function_context): Restore it.
17568 (builtin_function): Set TREE_THIS_VOLATILE on return fns.
17569 (grokdeclarator): Set C_FUNCTION_IMPLICIT_INT on functions without
17570 an explicit return type.
17571 * c-tree.h: Declare current_function_returns_abnormally.
17572 (C_FUNCTION_IMPLICIT_INT): New macro.
17573 * c-typeck.c (build_function_call): Set it.
17574 (c_expand_return): Set current_function_returns_value even if the
17575 value is erroneous.
17577 2002-02-06 Jakub Jelinek <jakub@redhat.com>
17580 * c-common.c (c_unsafe_for_reeval): Make COMPOUND_LITERAL_EXPR
17581 unsafe for reevaluation.
17583 2002-02-06 Jakub Jelinek <jakub@redhat.com>
17586 * c-common.c (c_expand_expr) [STMT_EXPR]: If last expression is not
17587 EXPR_STMT, but COMPOUND_STMT, recurse into it.
17589 2002-02-06 Richard Henderson <rth@redhat.com>
17591 * cfganal.c (keep_with_call_p): Source for fixed_reg dest must
17592 be a general_operand. Dest for function value must be a pseudo.
17594 2002-02-06 Nick Clifton <nickc@cambridge.redhat.com>
17596 * dbxout.c (dbxout_symbol_location): Accept LABEL_REFs as well
17597 as SYMBOL_REFs from the constant pool.
17599 2002-02-06 Alexandre Oliva <aoliva@redhat.com>
17601 * dbxout.c (dbxout_parms): Apply DEBUGGER_ARG_OFFSET to parameters
17602 passed by invisible reference.
17604 2002-02-05 Richard Henderson <rth@redhat.com>
17606 * config/sparc/sparc.h (ARG_POINTER_CFA_OFFSET): No stack bias.
17608 2002-02-06 Hans-Peter Nilsson <hp@bitrange.com>
17610 Implement using "base addresses" in insn operands as default.
17611 * config/mmix/mmix.c (mmix_conditional_register_usage): if
17612 -mabi=gnu, modify fixed_regs to fit the GNU ABI.
17613 (mmix_extra_constraint): Use 'R' to indicate that GETA should be
17614 used to read the rtx value.
17615 (mmix_target_asm_function_epilogue): Fix spacing.
17616 (mmix_constant_address_p): Handle TARGET_BASE_ADDRESSES.
17617 (mmix_legitimate_address): Ditto.
17618 (mmix_encode_section_info): Set SYMBOL_REF_FLAG on rtx:es that
17619 should be loaded with a GETA insn. Don't allocate needless extra
17620 char for nul termination and fix misleading comment.
17621 (mmix_print_operand_address): Handle constants if
17622 TARGET_BASE_ADDRESSES.
17623 (mmix_output_register_setting): Use base addressing if
17624 TARGET_BASE_ADDRESSES and the number of insns is 3.
17625 * config/mmix/t-mmix (MULTILIB_EXTRA_OPTS): New.
17626 * config/mmix/mmix.md ("movdi"): Change the alternative with GETA
17627 to use R as constraint, add LDA to match s.
17628 * config/mmix/mmix.h (TARGET_BASE_ADDRESSES): New.
17629 (TARGET_DEFAULT): Add TARGET_MASK_BASE_ADDRESSES.
17630 (TARGET_SWITCHES): Add -mbase-addresses, -mno-base-addresses.
17631 (FIXED_REGISTERS): Make registers $231..$246 fixed by default.
17632 (MMIX_MMIXWARE_ABI_REG_ALLOC_ORDER): Move $231..$246 last, in
17633 order with other fixed registers.
17634 (MMIX_GNU_ABI_REG_ALLOC_ORDER): Put forward $231, in order with
17635 other parameter/call-clobbered registers.
17636 * doc/invoke.texi (Option Summary) <MMIX Options>: Add
17637 -mbase-addresses, -mno-base-addresses.
17638 (MMIX Options): Ditto.
17640 2002-02-05 John David Anglin <dave@hiauly1.hia.nrc.ca>
17642 * pa.h (PREDICATE_CODES): Add reg_before_reload_operand.
17644 2002-02-06 Aldy Hernandez <aldyh@redhat.com>
17646 * config/rs6000/altivec.h: Change elem to _S_elem.
17648 2002-02-05 Jason Thorpe <thorpej@wasabisystems.com>
17650 * config/netbsd.h (WCHAR_TYPE): Define.
17651 (WCHAR_TYPE_SIZE): Ditto.
17652 (WINT_TYPE): Ditto.
17653 * config/alpha/netbsd.h (WCHAR_TYPE): Remove.
17654 (WCHAR_UNSIGNED): Ditto.
17655 (WCHAR_TYPE_SIZE): Ditto.
17656 (WINT_TYPE): Ditto.
17657 * config/arm/netbsd.h: Likewise.
17658 * config/i386/netbsd-elf.h: Likewise.
17659 * config/i386/netbsd.h: Likewise.
17660 * config/m68k/netbsd-elf.h: Likewise.
17661 * config/m68k/netbsd.h: Likewise.
17662 * config/ns32k/netbsd.h: Likewise.
17663 * config/sparc/netbsd.h: Likewise.
17664 * config/vax/netbsd.: Likewise.
17666 2002-02-05 Alexandre Oliva <aoliva@redhat.com>
17668 * target.h (struct gcc_target): Added ms_bitfield_layout_p.
17669 * target-def.h (TARGET_MS_BITFIELD_LAYOUT_P): New. Added to...
17670 (TARGET_INITIALIZER): this.
17671 * doc/tm.texi (TARGET_MS_BITFIELD_LAYOUT_P): Document.
17672 (BITFIELD_NBYTES_LIMITED): Markup fix.
17673 * tree.h (default_ms_bitfield_layout_p): Declare.
17674 (record_layout_info): Added prev_field.
17675 * tree.c (default_ms_bitfield_layout_p): New fn.
17676 * c-decl.c (finish_struct): Disregard EMPTY_FIELD_BOUNDARY and
17677 PCC_BITFIELD_TYPE_MATTERS for MS bit-field layout.
17678 * stor-layout.c: Include target.h.
17679 (start_record_layout): Initialize prev_field.
17680 (place_field): Handle MS bit-field layout, and disregard
17681 EMPTY_FIELD_BOUNDARY, BITFIELD_NBYTES_LIMITED and
17682 PCC_BITFIELD_TYPE_MATTERS in this case. Update prev_field.
17683 * Makefile.in (stor-layout.o): Adjust dependencies.
17685 2002-02-05 Jason Merrill <jason@redhat.com>
17687 * collect2.c (dump_file): Pass DMGL_VERBOSE to cplus_demangle.
17689 2002-02-05 Andreas Jaeger <aj@suse.de>
17691 * crtstuff.c: Fix comments.
17693 2002-02-05 Richard Henderson <rth@redhat.com>
17696 * loop.c (loop_iv_add_mult_emit_before): Copy multiplier as well.
17697 (loop_iv_add_mult_sink, loop_iv_add_mult_hoist): Likewise.
17700 * config/mips/mips.c (function_arg): Handle TImode.
17701 (function_arg_advance): Likewise.
17703 2002-02-05 Aldy Hernandez <aldyh@redhat.com>
17705 * config/rs6000/altivec.h (vec_step_help): Rename to
17708 2002-02-05 Aldy Hernandez <aldyh@redhat.com>
17710 * config/rs6000/altivec.h: Fix typos.
17712 2002-02-05 Jason Thorpe <thorpej@wasabisystems.com>
17714 * config/arm/netbsd.h: Correct a comment.
17716 2002-02-05 Aldy Hernandez <aldyh@redhat.com>
17718 * config/rs6000/rs6000.c (altivec_init_builtins): Fix typo
17719 building void typed builtins.
17721 * config/rs6000/altivec.h (vec_ld*): Fix typos.
17722 (vec_step): Implement for C++.
17724 Mon Feb 4 19:23:19 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
17726 * final.c (final_scan_insn): Add case for NOTE_INSN_LOOP_END_TOP_COND.
17728 2002-02-04 Richard Henderson <rth@redhat.com>
17730 * combine.c (nonzero_bits): Re-introduce special case for
17731 sp/fp/ap wrt REGNO_POINTER_ALIGN.
17733 2002-02-05 Aldy Hernandez <aldyh@redhat.com>
17735 * doc/extend.texi: Warn about unsupported usage of altivec
17738 * config/rs6000/rs6000.md (altivec_vcmp*_p): Remove.
17739 (altivec_predicate_*): New.
17741 * config/rs6000/altivec.h: Rewrite predicates to use new builtins.
17742 Add C++ version of vec_*() functions.
17744 * config/rs6000/rs6000.c (bdesc_altivec_preds): New.
17745 (bdesc_2arg): Remove altivec predicates.
17746 (altivec_expand_builtin): Handle predicates.
17747 (altivec_init_builtins): Handle predicates.
17748 (altivec_expand_predicate_builtin): New.
17750 2002-02-04 John David Anglin <dave@hiauly1.hia.nrc.ca>
17752 * pa.c (DO_FRAME_NOTES): Move forward.
17753 (store_reg): Revise handling of frame notes.
17754 (load_reg): Likewise.
17755 (set_reg_plus_d): Likewise.
17756 (hppa_expand_prologue): Likewise.
17757 (hppa_expand_epilogue): Likewise.
17759 2002-02-04 John David Anglin <dave@hiauly1.hia.nrc.ca>
17761 * unwind-dw2-fde-glibc.c: Define _GNU_SOURCE if not defined.
17763 2002-02-04 Jakub Jelinek <jakub@redhat.com>
17765 PR c/4475, c++/3780:
17766 * c-common.def (SWITCH_STMT): Add SWITCH_TYPE operand.
17767 * c-common.h (SWITCH_TYPE): Define.
17768 * c-typeck.c (c_start_case): Set SWITCH_TYPE.
17769 * stmt.c (all_cases_count): Set lastval to thisval at end of loop.
17770 Rename spareness variable to sparseness.
17771 (expand_end_case_type): Renamed from expand_end_case, use orig_type
17772 if non-NULL instead of TREE_TYPE (orig_index).
17773 * tree.h (expand_end_case_type): Renamed from expand_end_case.
17774 (expand_end_case): Define using expand_end_case_type.
17775 * c-semantics.c (genrtl_switch_stmt): Pass SWITCH_TYPE
17776 to expand_end_case_type.
17777 * doc/c-tree.texi (SWITCH_STMT): Document SWITCH_TYPE.
17779 2002-02-04 John David Anglin <dave@hiauly1.hia.nrc.ca>
17781 * pa.h (PREFERRED_STACK_BOUNDARY): Define to match standard rounding.
17782 (BIGGEST_ALIGNMENT): Change to 128.
17784 2002-02-04 John David Anglin <dave@hiauly1.hia.nrc.ca>
17786 * pa32-linux.h (LINK_COMMAND_SPEC): Define.
17788 2002-02-04 John David Anglin <dave@hiauly1.hia.nrc.ca>
17790 * pa.md (call_internal_reg_64bit): Remove unused variable.
17792 2002-02-04 Nick Clifton <nickc@cambridge.redhat.com>
17794 * config/arm/arm.h (machine_function): Add uses_anonymous_args
17796 (SETUP_INCOMING_VARARGS): Set uses_anonymous_args.
17797 * config/arm/arm.c (current_function_anonymous_args): Delete,
17798 replace uses with cfun->machine->uses_anonymous_args.
17799 (arm_reorg): Do not reset uses_anonymous_args.
17801 * config/arm/arm.c (arm_hard_regno_mode_ok): Allow any value in
17802 any geenral register.
17804 2001-02-04 Bernd Schmidt <bernds@redhat.com>s
17806 * cfgrtl.c (force_nonfallthru_and_redirect): Don't try to redirect
17809 2002-02-04 Richard Henderson <rth@redhat.com>
17811 * combine.c (force_to_mode): Remove STACK_BIAS code.
17812 (nonzero_bits): Likewise. Replace sp/fp special case with
17813 REGNO_POINTER_ALIGN.
17815 * config/sparc/sparc.h (FRAME_POINTER_REGNUM): Change to SFP.
17816 (HARD_FRAME_POINTER_REGNUM): New.
17817 (FIRST_PSEUDO_REGISTER, REG_CLASS_CONTENTS): Update.
17818 (FIXED_REGS, CALL_USED_REGS): Update.
17819 (REG_ALLOC_ORDER, REGISTER_NAMES): Update.
17820 (CONDITIONAL_REGISTER_USAGE): Update for HFP.
17821 (HARD_REGNO_NREGS): Update for SFP.
17822 (STACK_POINTER_OFFSET): Include bias here ...
17823 (FIRST_PARM_OFFSET): ... not here.
17824 (STACK_BIAS): Remove.
17825 (INIT_EXPANDERS): New.
17826 (STARTING_FRAME_OFFSET): Do not include bias.
17827 (ELIMINABLE_REGS, CAN_ELIMINATE, INITIAL_ELIMINATION_OFFSET): New.
17828 (REGNO_OK_FOR_INDEX_P, REGNO_OK_FOR_BASE_P): Update for SFP.
17829 (REG_OK_FOR_INDEX_P, REG_OK_FOR_BASE_P): Likewise.
17830 * config/sparc/aout.h (DBX_REGISTER_NUMBER): Update for HFP.
17831 * config/sparc/litecoff.h, config/sparc/sol2.h: Likewise.
17832 * config/sparc/sparc.c (mem_min_alignment): Update for HFP.
17833 (sparc_nonflat_function_prologue, epilogue_renumber): Likewise.
17834 (MUST_SAVE_REGISTER): Likewise.
17835 (sparc_flat_function_prologue): Likewise.
17836 (sparc_flat_function_epilogue): Likewise.
17837 (HARD_FRAME_POINTER_MASK): Rename from FRAME_POINTER_MASK.
17838 (sparc_init_modes): SFP is GENERAL_REGS.
17839 (sparc_builtin_saveregs): SFP does not have bias applied.
17841 2002-02-04 Richard Henderson <rth@redhat.com>
17843 * config/alpha/alpha.c (current_function_is_thunk): Don't check
17844 current_function_is_thunk.
17845 (alpha_sa_mask): Distinguish between current_function_is_thunk
17846 called from ASM_OUTPUT_MI_THUNK and not.
17847 (alpha_does_function_need_gp): Thunks always need gp.
17848 (alpha_start_function, alpha_output_function_end_prologue): Likewise.
17849 (alpha_output_mi_thunk_osf): New.
17850 * config/alpha/alpha-protos.h: Update.
17851 * config/alpha/alpha.h (ASM_OUTPUT_MI_THUNK): New.
17853 2002-02-04 Richard Sandiford <rsandifo@redhat.com>
17855 * c-typeck.c (build_c_cast): Warn when qualifiers are added to
17856 function types, not when they're taken away.
17858 Mon Feb 4 09:05:58 2002 Jeffrey A Law (law@redhat.com)
17860 * cfgrtl.c (try_redirect_by_replacing_jump): Remove associated
17861 CODE_LABEL and jump table when replacing a table jump with a
17864 2002-02-04 Ulrich Weigand <uweigand@de.ibm.com>
17866 * config/s390/s390-protos.h (legitimize_la_operand,
17867 s390_secondary_input_reload_class, s390_plus_operand,
17868 s390_expand_plus_operand): Add prototypes.
17870 config/s390/s390.c (s390_secondary_input_reload_class,
17871 s390_plus_operand, s390_expand_plus_operand): New functions.
17873 (struct s390_address): New member 'pointer'.
17874 (s390_decompose_address): Compute it.
17875 (legitimate_la_operand_p): Use it.
17876 (legitimize_la_operand): New function.
17877 (movti, movdi, movdf splitters): Call it.
17879 config/s390/s390.h (SECONDARY_INPUT_RELOAD_CLASS): Define.
17880 (PREDICATE_CODES): Add s390_plus_operand.
17882 config/s390/s390.md (adddi3_inv_64, addaddr_ccclobber): Delete.
17883 (la_ccclobber): Allow GENERAL_REGS as output operand.
17885 (reload_load_address, *reload_load_address_reg_0, *la, *do_la_reg_0,
17886 *reload_la_64, *reload_la_31 and splitters): Delete, replace by ...
17887 (*la_64, *la_31, reload_indi, reload_insi): ... these.
17889 2002-02-04 Ulrich Weigand <uweigand@de.ibm.com>
17891 * gcc/config/s390/s390.h (CRT_CALL_STATIC_FUNCTION): Fixed
17892 register names for regular asm () construct.
17894 2002-02-04 Jakub Jelinek <jakub@redhat.com>
17896 * config/i386/i386.md (movsf_1): Allow moving SF values in MMX
17899 2002-02-04 Jakub Jelinek <jakub@redhat.com>
17901 * combine.c (recog_for_combine): Create a dummy insn with PATTERN
17904 2002-02-04 Hartmut Penner <hpenner@de.ibm.com>
17906 * varasm.c (decode_rtx_const): Allow unspec (symbol_ref) in
17907 constant pool to be identical by string address and index.
17909 2002-02-04 Anthony Green <green@redhat.com>
17911 * output.h (SECTION_OVERRIDE): Define.
17912 * varasm.c (named_section): Obey SECTION_OVERRIDE.
17914 2002-02-03 Jason Thorpe <thorpej@wasabisystems.com>
17916 * config.gcc (arm*-*-netbsdelf*): Placeholder to prevent match
17917 by existing arm*-*-netbsd* (a.out) target.
17918 (ns32k-*-netbsdelf*): Likewise.
17919 (sparc-*-netbsdelf*): Likewise.
17920 (vax-*-netbsdelf*): Likewise.
17922 2002-02-03 Danny Smith <dannysmith@users.sourceforge.net>
17924 * gthr-win32.h: Protect against conflicting typedef for BOOL in windows
17925 headers and libobjc headers.
17927 2002-02-03 Mumit Khan <khan@nanotech.wisc.edu>
17929 * gthr-win32.h (__mingwthr_key_dtor): Use extern "C" linkage for C++.
17930 (_mingw.h): Remove duplicate include.
17932 2002-02-03 Jason Thorpe <thorpej@wasabisystems.com>
17934 * config.gcc: Set cpu_type to m68k for 68010, as well.
17935 (m68010-*-netbsdelf*): New...
17936 (m68k*-*-netbsdelf*): ...targets.
17937 * config/m68k/netbsd-elf.h: New file.
17939 2002-02-02 Kazu Hirata <kazu@hxi.com>
17941 * config/h8300/h8300.c (hand_list): Move inside function_arg.
17943 2002-02-02 Kazu Hirata <kazu@hxi.com>
17945 * config/h8300/h8300.c (h8_push_ops): Move inside
17947 (h8_pop_ops): Likewise.
17948 (h8_move_ops): Likewise.
17950 2002-02-02 Kazu Hirata <kazu@hxi.com>
17952 * config/h8300/h8300.c (os_task): Make it static.
17953 (monitor): Likewise.
17954 (pragma_saveall): Likewise.
17956 2002-02-02 Alexandre Oliva <aoliva@redhat.com>
17958 * config/sh/sh.md (ic_invalidate_line): Make sure the immediate
17959 constant is a valid sign-extension for Pmode.
17961 2002-02-02 Kazu Hirata <kazu@hxi.com>
17963 * config/h8300/h8300.c: Fix formatting.
17965 2002-02-02 Kazu Hirata <kazu@hxi.com>
17967 * config/h8300/h8300.md: Fix formatting.
17969 2002-02-02 Kazu Hirata <kazu@hxi.com>
17971 * config/h8300/h8300.md (one_cmpl patterns): Tighten the
17972 predicates of operands[1]. Split the patterns for each
17975 2002-02-02 Kazu Hirata <kazu@hxi.com>
17977 * config/h8300/h8300.md (xor patterns): Tighten the predicates
17978 of operands[1] to register_operand.
17980 2002-02-02 Neil Booth <neil@daikokuya.demon.co.uk>
17982 * cpphash.h (struct spec_nodes): Remove n__CHAR_UNSIGNED__.
17983 * cpphash.c (_cpp_init_hashtable): Similarly.
17984 * cppinit.c (cpp_create_reader): Default the signed_char flag.
17985 (init_builtins): Define __CHAR_UNSIGNED__ appropriately.
17986 (COMMAND_LINE_OPTIONS): Recognise -f{un,}signed-char.
17987 (cpp_handle_option): Handle the new options.
17988 * cpplex.c (cpp_interpret_charconst): Use new flag.
17989 * cpplib.h (struct cpp_options): New member signed_char.
17990 * gcc.c (cpp_unique_options): Remove %c spec and documentation.
17991 (cpp_options): Handle -fsigned-char and -funsigned-char.
17992 (static_specs): Remove signed_char_spec.
17993 (do_spec1): Don't handle %c.
17994 * system.h: Poison SIGNED_CHAR_SPEC.
17995 * tradcif.y (yylex): Use flag_signed_char.
17996 * tradcpp.h (flag_signed_char): New.
17997 * tradcpp.c (flag_signed_char): New.
17998 (main): Handle new command-line options.
17999 (initialize_builtins): Define __CHAR_UNSIGNED__ if appropriate.
18001 * alpha/alpha.h (SIGNED_CHAR_SPEC): Remove.
18002 * avr/avr.h: Remove old comments.
18003 * i960/i960.h (CPP_SPEC): Pass -fsigned-char if -mic*.
18004 (CC1_SPEC): Pass -fsigned-char if -mic*.
18005 (SIGNED_CHAR_SPEC): Remove.
18007 * tm.texi (SIGNED_CHAR_SPEC): Remove documentation.
18009 2002-02-01 Eric Christopher <echristo@redhat.com>
18011 From Daniel Jacobowitz <dmj+@andrew.cmu.edu>
18012 * config/mips/mips.h (FUNCTION_PROFILER): Fix function profiling.
18013 * config/mips/linux.h (ASM_OUTPUT_REG_PUSH): Undefine.
18014 (ASM_OUTPUT_REG_POP): Ditto.
18016 2002-02-02 Neil Booth <neil@daikokuya.demon.co.uk>
18018 * c-decl.c, tree.c, tree.h, objc/objc-act.c: Revert bitfield
18021 2002-02-02 Jakub Jelinek <jakub@redhat.com>
18023 * config/i386/i386.h (CPP_CPUCOMMON_SPEC): Add missing | separators.
18025 2002-02-02 Jakub Jelinek <jakub@redhat.com>
18028 * expmed.c (expand_mult_highpart): Use immed_double_const for wide_op1
18031 2002-02-01 Janis Johnson <janis187@us.ibm.com>
18033 * cfganal.c: Include tm_p.h.
18034 (keep_with_call_p): Fix the test that determines if a register holds
18035 the return value of a call.
18037 2002-02-01 DJ Delorie <dj@redhat.com>
18039 * config/sparc/sparc.c (sparc_emit_set_symbolic_const64): If
18040 we are given conflicting registers, switch to the other one we
18041 had allocated for us.
18042 * config/sparc/sparc.md (reload_indi, reload_outdi): Pass op[2]
18043 as TImode so we know when the "other" register is available.
18045 2002-02-01 David O'Brien <obrien@FreeBSD.org>
18047 * config/sparc/sol2-sld-64.h: Include sparc/biarch64.h rather than
18050 2002-02-01 Janis Johnson <janis187@us.ibm.com>
18052 * cfganal.c (keep_with_call_p): New function.
18053 (flow_call_edges_add): Prevent splitting a block between a call and
18054 a single-set instruction that should be kept in the same block.
18056 2002-02-01 Craig Rodrigues <rodrigc@gcc.gnu.org>
18058 * doc/install.texi (avr): Update outdated URL.
18060 2002-01-30 Andrew Haley <aph@cambridge.redhat.com>
18062 * config/stormy16/stormy16.md (pushqi): New.
18066 (movhi): Remove stack operands.
18068 * config/stormy16/stormy16.h (PREDICATE_CODES): Add
18069 nonimmediate_nonstack_operand.
18070 * config/stormy16/stormy16.c (nonimmediate_nonstack_operand):
18072 * config/stormy16/stormy16-protos.h (nonimmediate_nonstack_operand)
18075 2002-01-31 Jason Merrill <jason@redhat.com>
18077 * Makefile.in (c-parse.c): Handle .output file.
18078 * objc/Make-lang.in (objc-parse.c): Likewise.
18080 2002-02-01 Alexandre Oliva <aoliva@redhat.com>
18082 * config/mips/mips.h (ENDIAN_SPEC): Output the endianness flag if
18083 the -me[lb] option is given. Don't output the default flag
18086 2002-01-31 Zack Weinberg <zack@codesourcery.com>
18088 * c-lex.c (yyparse): Call debug_hooks->start_source_file for
18089 the primary source file; this has not been done yet.
18090 * c-decl.c (c_expand_body): Reset input_filename from
18091 DECL_SOURCE_FILE (fndecl) before calling init_function_start.
18093 2002-01-31 Kazu Hirata <kazu@hxi.com>
18095 * rtlanal.c (subreg_regno_offset): Do not use
18096 SUBREG_REGNO_OFFSET.
18097 * system.h: Add SUBREG_REGNO_OFFSET to the GCC poison list.
18098 * doc/tm.texi (SUBREG_REGNO_OFFSET): Remove.
18100 2002-01-31 Joseph S. Myers <jsm28@cam.ac.uk>
18102 * gccbug.in: Follow GNU Coding Standards for --version. Use GCC
18103 version rather than GNATS version in --version output.
18105 2002-01-31 Richard Sandiford <rsandifo@redhat.com>
18107 * ifcvt.c (noce_process_if_block): Make a copy of the destination
18108 when copying back from a temporary.
18110 2002-01-30 Richard Henderson <rth@redhat.com>
18112 * ifcvt.c (dead_or_predicable): Handling merging when other_bb
18113 and new_dest are the same.
18115 2002-01-30 Richard Henderson <rth@redhat.com>
18118 * rtl.h (NOTE_INSN_LOOP_END_TOP_COND): New.
18119 * rtl.c (note_insn_name): Update.
18120 * emit-rtl.c (remove_unnecessary_notes): Kill it.
18121 * stmt.c (expand_end_loop): Kill jump opt code. Use LOOP_END_TOP_COND
18122 to perform loop rotation.
18123 (expand_exit_loop_top_cond): New.
18124 * tree.h (expand_exit_loop_top_cond): Declare it.
18125 * c-semantics.c (genrtl_while_stmt): Use it.
18126 (genrtl_for_stmt): Likewise.
18128 2002-01-30 Alexandre Oliva <aoliva@redhat.com>
18130 * config/mips/mips.h (PARM_BOUNDARY): Guarantee alignment of
18131 arguments to 64-bit boundaries on 64-bit ABIs.
18133 2002-01-30 Steve Ellcey <sje@cup.hp.com>
18135 * loop.c (loop_invariant_p): Special case pic_offset_table_rtx.
18137 2002-01-31 Joseph S. Myers <jsm28@cam.ac.uk>
18139 * c-decl.c (grokdeclarator): Handle type being a typedef for an
18142 2002-01-30 David O'Brien <obrien@FreeBSD.org>
18144 * config.gcc: Include sparc/biarch64.h rather than sparc/sparc_bi.h.
18145 * config/sparc/sparc_bi.h: Remove file.
18146 * config/sparc/biarch64.h: New file (rename of sparc_bi.h).
18148 2002-01-30 Richard Henderson <rth@redhat.com>
18150 * sched-deps.c (sched_analyze): Make a call read the frame pointer.
18152 2002-01-30 Zack Weinberg <zack@codesourcery.com>
18154 * expmed.c (emit_store_flag): Call protect_from_queue on op0 and op1.
18156 2002-01-30 Jason Merrill <jason@redhat.com>
18158 * dwarf2out.c (dwarf_cfi_name): Add other DWARF 3 codes.
18159 (output_cfi): Likewise. Disable DW_CFA_GNU_negative_offset_extended.
18160 (reg_save): Use DW_CFA_offset_extended_sf instead.
18162 * dwarf2out.c (dwarf2out_finish): Don't abort if there were errors.
18164 2002-01-29 Jakub Jelinek <jakub@redhat.com>
18166 * cselib.c (cselib_record_sets): Use IF_THEN_ELSE result
18169 2002-01-29 Aldy Hernandez <aldyh@redhat.com>
18171 * rs6000.md ("*call_value_local32"): Remove constraints.
18172 ("*call_value_local64"): Same.
18173 ("*call_value_indirect_nonlocal_aix32"): Same.
18174 ("*call_value_nonlocal_aix32"): Same.
18175 ("*call_value_indirect_nonlocal_aix64"): Same.
18176 ("*call_value_nonlocal_aix64"): Same.
18177 ("*call_value_nonlocal_sysv"): Same.
18179 2002-01-29 Richard Henderson <rth@redhat.com>
18181 * config/alpha/elf.h (SDB_DEBUGGING_INFO): Undef.
18183 2002-01-29 Richard Henderson <rth@redhat.com>
18185 * expr.c (force_operand): Ignore flag_pic for detecting pic
18187 * regclass.c (init_reg_sets_1): Test fixed_regs not flag_pic
18188 for determining if PIC_OFFSET_TABLE_REGNUM is call-clobbered.
18189 * resource.c (mark_target_live_regs): Use regs_invalidated_by_call
18190 instead of open-coded loop.
18191 * doc/tm.texi (PIC_OFFSET_TABLE_REGNUM): Clarify that it must
18192 be fixed when in use.
18194 2002-01-29 Richard Henderson <rth@redhat.com>
18196 * sched-int.h (struct deps_reg): Add uses_length, clobbers_length.
18197 * sched-rgn.c (propagate_deps): Update them.
18198 * sched-deps.c (sched_analyze_insn): Update them. Flush the
18199 clobbers list when either gets too long.
18201 2002-01-29 Jakub Jelinek <jakub@redhat.com>
18203 * config/i386/i386.h (LIMIT_RELOAD_CLASS): Handle LEGACY_REGS
18204 and INDEX_REGS the same as GENERAL_REGS.
18205 (SECONDARY_OUTPUT_RELOAD_CLASS): Likewise.
18207 2002-01-29 Neil Booth <neil@daikokuya.demon.co.uk>
18209 * tree.c (build_nonstandard_integer_type): Correct prototype.
18211 2002-01-29 Ulrich Weigand <uweigand@de.ibm.com>
18213 * config/s390/s390.md (movstrsico, movstrdix_64,
18214 movstrsix_31): Remove, replace by ...
18215 (movstrdi_short, movstrsi_short, movstrdi_long,
18216 movstrsi_long): ... these. New.
18217 (movstrdi, movstrsi): Adapt.
18219 (rotldi3, rotlsi3, ashldi3, *ashldi3_31, *ashldi3_64,
18220 ashlsi3, lshrdi3, *lshrdi3_31, *lshrdi3_64, lshrsi3):
18221 Remove unnecessary CC clobber.
18222 (*ashrdi3_cc_31, *ashrdi3_cconly_31, *ashrdi3_cc_64,
18223 *ashrdi3_cconly_64, *ashrsi3_cc, *ashrsi3_cconly): New.
18225 (divmoddi4): Don't partially initialize TImode register.
18227 2002-01-29 Geoffrey Keating <geoffk@redhat.com>
18229 * doc/sourcebuild.texi (C Tests): Document gcc.dg/debug directory.
18231 2002-01-29 Richard Henderson <rth@redhat.com>
18233 * flow.c (print_rtl_and_abort): Remove.
18234 (print_rtl_and_abort_fcn): Remove.
18235 (verify_local_live_at_start): Use dump_bb instead.
18236 (verify_wide_reg): Likewise. Take a basic_block, not rtl endpoints.
18237 (verify_wide_reg_1): Return 2 on mode test failure.
18239 2002-01-29 Neil Booth <neil@daikokuya.demon.co.uk>
18241 PR c/3325, c/3326, c/2511, c/3347
18242 * c-decl.c (enum_decl_context): Remove BITFIELD.
18243 (grokdeclarator): Take bitfield width as an input.
18244 Ensure bitfields are given the correct type. Perform
18245 bitfield width validation with build_bitfield_integer_type
18246 rather than waiting for finish_struct.
18247 (grok_typename, grok_typename_in_parm_context, start_decl,
18248 push_parmdecl, grokfield, start_function): Update calls to
18250 (build_bitfield_integer_type): New function.
18251 (finish_struct): Move bitfield validation to grokdeclarator
18252 and build_bitfield_integer_type.
18253 * tree.c (build_nonstandard_integer_type): New function.
18254 * tree.h (build_nonstandard_integer_type): New prototype.
18256 * objc-act.c (objc_copy_list): Remove DECL_INITIAL kludge.
18258 2002-01-29 Jakub Jelinek <jakub@redhat.com>
18261 * cppinit.c (cpp_handle_option): Add ignore argument, if it is zero,
18262 don't ignore unrecognized -W* options.
18263 (cpp_handle_options): Pass 1 as last argument to cpp_handle_option.
18264 * cpplib.h (cpp_handle_option): Adjust prototype.
18265 * c-decl.c (c_decode_options): Pass 0 as last argument to
18269 * gcc.c (cpp_unique_options): Split from cpp_options.
18270 (cpp_options): Source cpp_unique_options.
18271 (default_compilers): Use cpp_unique_options instead of cpp_options
18272 when used together with cc1_options.
18273 (static_specs): Add cpp_unique_options.
18274 * objc/lang-specs.h: Use cpp_unique_options instead of cpp_options
18275 when used together with cc1_options.
18277 2002-01-29 Kazu Hirata <kazu@hxi.com>
18279 * config/h8300/h8300-protos.h: Update the prototype of
18281 * config/h8300/h8300.c (output_a_shift): Remove an unused
18282 argument 'insn'. Remove redundant code.
18283 * config/h8300/h8300.md: Adust to the new prototype of
18286 2002-01-29 Kazu Hirata <kazu@hxi.com>
18288 * config/h8300/h8300-protos.h: Update the prototypes of
18289 emit_a_rotate and expand_a_rotate.
18290 * config/h8300/h8300.c (emit_a_rotate): Change the type of the
18291 first argument to 'enum rtx_code'.
18292 (expand_a_rotate): Likewise.
18294 2002-01-28 Kazu Hirata <kazu@hxi.com>
18296 * config/h8300/h8300-protos.h: Update the prototype of
18298 * config/h8300/h8300.c (output_simode_bld): Remove an argumen
18300 * config/h8300/h8300.md: Adjust to the new prototype.
18302 2002-01-28 Kazu Hirata <kazu@hxi.com>
18304 * conifg/h8300/h8300.c (h8300_adjust_insn_length): Remove
18307 2002-01-28 John David Anglin <dave@hiauly1.hia.nrc.ca>
18309 * emit-rtl.c (gen_rtx_REG): Check that the PIC_OFFSET_TABLE_REGNUM
18310 is a fixed register before returning pic_offset_table_rtx.
18311 * loop.c (scan_loop): Don't hoist insns that set pic_offset_table_rtx
18312 when PIC_OFFSET_TABLE_REG_CALL_CLOBBERED is defined.
18314 2002-01-28 Jason Merrill <jason@redhat.com>
18316 * dwarf2.h: Sync with src version.
18318 2002-01-28 Paul Koning <pkoning@equallogic.com>
18320 * builtin-types.def (BT_FN_VOID_CONST_PTR_VAR): Replace
18321 BT_FN_VOID_PTR_VAR.
18322 * builtins.def (BUILT_IN_PREFETCH): Change first argument to be const.
18323 * doc/extend.texi (__builtin_prefetch): Update documentation:
18324 first argument is now const void ptr.
18326 2002-01-28 Kazu Hirata <kazu@hxi.com>
18328 * config/h8300/h8300-protos.h: Remove an unused prototype.
18330 2002-01-28 Roman Zippel <zippel@linux-m68k.org>
18332 * toplev.c (lang_independent_init): Round up identifier size.
18334 2002-01-28 Richard Earnshaw <rearnsha@arm.com>
18336 * config.gcc: Revert previous change.
18338 2002-01-28 Andris Pavenis <pavenis@latnet.lv>
18340 * config/i386/djgpp.h: Use STRIP_NAME_ENCODING in macro UNIQUE_SECTION
18342 2002-01-28 Richard Earnshaw <rearnsha@arm.com>
18344 * config.gcc (*-*-netbsdelf*): Set up generic parameters.
18345 (*-*-netbsd*): Always use collect2. Remove collect2 settings from
18346 other non-elf netbsd config frags.
18347 * config/netbsd-aout.h (STARTFILE_SPEC): Don't pull in c++rt0 since
18348 collect2 will does that.
18349 * config/netbsd.h (LIBGCC_SPEC): Add white space before -lgcc, so that
18350 shared-lib frobbing will work.
18352 2002-01-28 Kazu Hirata <kazu@hxi.com>
18354 * config/h8300/h8300.h: Fix formatting.
18355 * config/h8300/h8300.md: Likewise.
18357 2002-01-28 Loren J. Rittle <ljrittle@acm.org>
18359 * fixinc/inclhack.def (strict_ansi_not): Add a bypass based on
18360 the old, removed AAA_standards fix.
18361 * fixinc/fixincl.x: Rebuilt.
18363 2002-01-28 Hans-Peter Nilsson <hp@axis.com>
18365 * config/cris/cris.h (CRT_CALL_STATIC_FUNCTION): Change to emit
18366 atexit call in crtbegin, hooked in after call to frame_dummy;
18367 register EH before registering __fini__start.
18369 2002-01-28 Aldy Hernandez <aldyh@redhat.com>
18371 * config/rs6000/altivec.h: Remove spurious semicolons.
18373 2002-01-27 Kazu Hirata <kazu@hxi.com>
18375 * config/h8300/h8300.md: Replace dead bit extraction patterns
18376 with ones that work.
18378 Sun Jan 27 13:23:40 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
18380 * emit-rtl.c (get_mem_attrs): Don't default alignment for non-BLKmode
18381 if not STRICT_ALIGNMENT.
18382 * rtl.h (MEM_ALIGN): Likewise.
18384 2002-01-27 Craig Rodrigues <rodrigc@gcc.gnu.org>
18386 * doc/invoke.texi (-fdump-translation-unit): Revert this
18387 patch: 2001-10-21 Craig Rodrigues <rodrigc@gcc.gnu.org>
18389 2002-01-27 Kazu Hirata <kazu@hxi.com>
18391 * config/h8300/h8300.md (define_constants): New.
18392 (anonymous patterns) Use defined constants appropriately.
18394 2002-01-27 Kazu Hirata <kazu@hxi.com>
18396 * config/h8300/h8300.c (function_arg): Remove redundant code.
18398 2002-01-26 Richard Henderson <rth@redhat.com>
18400 * sched-deps.c (reg_pending_uses_head): New.
18401 (reg_pending_barrier): Rename from reg_pending_sets_all.
18402 (find_insn_list): Don't mark inline.
18403 (find_insn_mem_list): Remove.
18404 (add_dependence_list, add_dependence_list_and_free): New.
18405 (flush_pending_lists): Replace only_write param with separate
18406 for_read and for_write parameters. Update all callers. Use
18407 add_dependence_list_and_free.
18408 (sched_analyze_1): Do not add reg dependencies here; just set
18409 the pending bits. Use add_dependence_list.
18410 (sched_analyze_2): Likewise.
18411 (sched_analyze_insn): Replace schedule_barrier_found with
18412 reg_pending_barrier. Add all dependencies for pending reg
18413 uses, sets, and clobbers.
18414 (sched_analyze): Don't add reg dependencies for calls, just
18415 set pending bits. Use regs_invalidated_by_call. Treat
18416 sched_before_next_call as a normal list, not a fake insn.
18417 (init_deps): No funny init for sched_before_next_call.
18418 (free_deps): Free pending mems lists. Don't zero reg_last.
18419 (init_deps_global): Init reg_pending_uses.
18420 (finish_deps_global): Free it.
18421 * sched-int.h (deps): Make in_post_call_group_p boolean. Update docs.
18422 (find_insn_mem_list): Remove.
18423 * sched-rgn.c (concat_INSN_LIST, concat_insn_mem_list): New.
18424 (propagate_deps): Use them. Zero temp mem lists.
18426 2002-01-26 Richard Henderson <rth@redhat.com>
18428 * Makefile.in (CRTSTUFF_CFLAGS): New.
18429 (crtbegin.o, crtend.o, crtbeginS.o, crtendS.o, crtbeginT.o): Use it.
18430 * config.gcc (alpha-linux, alpha-freebsd, alpha-netbsd): Use plain
18431 crtstuff.c instead of alpha assembly version.
18432 * crtstuff.c (CRT_CALL_STATIC_FUNCTION): Rewrite to assume the
18433 entire dummy function sequence. Use FORCE_CODE_SECTION_ALIGN
18434 not FORCE_{INIT,FINI}_SECTION_ALIGN.
18435 (__do_global_dtors_aux): Mark used.
18436 (frame_dummy, __do_global_ctors_aux): Mark used.
18437 (fini_dummy, init_dummy): Remove.
18439 * config/alpha/crtbegin.asm: Remove file.
18440 * config/alpha/crtend.asm: Remove file.
18441 * config/alpha/t-crtbe: Remove file.
18442 * config/alpha/elf.h (CRT_CALL_STATIC_FUNCTION): New.
18443 (LINK_EH_SPEC): New.
18445 * config/cris/cris.h (CRT_CALL_STATIC_FUNCTION): Rewrite old
18446 FORCE_INIT_SECTION_ALIGN hack. Register __fini_start before
18447 calling constructors.
18448 * config/cris/linux.h (CRT_CALL_STATIC_FUNCTION): Undef.
18450 * config/i386/i386.h (CRT_CALL_STATIC_FUNCTION): New.
18451 * config/i386/linux.h (CRT_CALL_STATIC_FUNCTION): Replace old
18452 CRT_END_INIT_DUMMY hack.
18453 * config/i386/sol2.h (FORCE_CODE_SECTION_ALIGN): Replace
18454 FORCE_{INIT,FINI}_SECTION_ALIGN.
18456 * config/mcore/mcore-elf.h (FORCE_CODE_SECTION_ALIGN): Replace
18457 FORCE_{INIT,FINI}_SECTION_ALIGN.
18459 * config/s390/s390.h (CRT_CALL_STATIC_FUNCTION): Update for new
18460 invocation sequence.
18461 * config/sh/sh.h (CRT_CALL_STATIC_FUNCTION): Likewise.
18463 * doc/tm.texi (CRT_CALL_STATIC_FUNCTION): Update.
18464 (FORCE_CODE_SECTION_ALIGN): New.
18466 2002-01-26 Richard Henderson <rth@redhat.com>
18468 * config/cris/cris.c (cris_print_operand): Handle 64-bit CONST_INT.
18470 2002-01-26 Richard Henderson <rth@redhat.com>
18472 * config/alpha/alpha.c (alpha_sa_mask): Mark RA for unicos here too.
18473 (alpha_sa_size): Use alpha_sa_mask to compute size of saved regs.
18475 2002-01-26 Kazu Hirata <kazu@hxi.com>
18477 * config/h8300/h8300.md: Remove bit extraction patterns that
18478 cannot be triggered.
18479 Restrict each bit extraction pattern to a variant on which the
18482 2002-01-26 Joseph S. Myers <jsm28@cam.ac.uk>
18484 * doc/include/texinfo.tex: Update to version 2002-01-04.07.
18486 2002-01-26 Kazu Hirata <kazu@hxi.com>
18488 * config/h8300/h8300.md: Remove bit test patterns that cannot
18490 Restrict each bit test pattern to a variant on which the
18493 2002-01-26 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
18495 * builtins.c (expand_builtin_strncat): Remove redundant check for
18498 2002-01-25 David O'Brien <obrien@FreeBSD.org>
18500 * config/i386/x86-64.h (DEFAULT_PCC_STRUCT_RETURN): Do not overide
18502 * config/i386/freebsd64.h (DEFAULT_PCC_STRUCT_RETURN): Do not override
18505 2002-01-25 Geoffrey Keating <geoffk@redhat.com>
18507 * dbxout.c (dbxout_init): Use assemble_name rather than just
18508 stripping off the first character.
18509 (dbxout_source_file): Likewise.
18511 2002-01-25 DJ Delorie <dj@redhat.com>
18513 * config/sparc/sparc.c (sparc_emit_set_symbolic_const64): Compare
18514 using rtx_equal_p, not by comparing pointers.
18516 2002-01-25 Steve Ellcey <sje@cup.hp.com>
18518 * emit-rtl.c (gen_rtx_REG): Always return the same rtx
18519 for PIC_OFFSET_TABLE_REGNUM.
18520 (init_emit_once): Use gen_raw_REG to initialize pic_offset_table_rtx.
18522 2002-01-25 David O'Brien <obrien@FreeBSD.org>
18524 * config.gcc (x86_64-*-freebsd*): New target.
18525 (x86_64-*-netbsd*,x86_64-*-linux*): Use ${tm_file} rather than its
18527 (i[34567]86-*-freebsd*): Don't include svr4.h.
18528 * config/i386/freebsd64.h: New file.
18530 2002-01-25 Douglas B Rupp <rupp@gnat.com>
18532 * config/alpha/x-vms (version): Make static.
18534 * config/alpha/vms.h (MD_FALLBACK_FRAME_STATE_FOR): Fix error
18535 in previous checkin.
18537 * Makefile.in (install-headers-cp): New target.
18538 * config.gcc (alpha-dec-*vms*): Install headers with
18541 Fri Jan 25 22:42:49 CET 2002 Jan Hubicka <jh@suse.cz>
18543 * unroll.c (unroll_loop): Lower final_value to nonmemory operand;
18546 Fri Jan 25 08:26:19 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
18548 * builtins.c (expand_builtin_strncpy): Use integer_zerop instead
18549 of compare_tree_int.
18550 (expand_builtin_strncat): Likewise.
18551 * c-decl.c (finish_struct): Use tree_low_cst.
18552 * tree.h (compare_tree_int): Arg is unsigned HOST_WIDE_INT.
18553 * tree.c (compare_tree_int): Likewise.
18555 2002-01-25 Ulrich Weigand <uweigand@de.ibm.com>
18557 * reload1.c (eliminate_regs_in_insn): Recognize frame pointer
18558 adjustments even if they are implemented by more than two insns.
18560 Fri Jan 25 20:43:56 CET 2002 Jan Hubicka <jh@suse.cz>
18562 * df.c (df_ref_create, df_ref_record_1, df_ref_record): Kill BB arg.
18563 * df.h (struct ref): Kill B.
18564 (DF_REF_BB, DF_REF_BBNO): Use BLOCK_FOR_INSN.
18566 * basic-block.h (PROP_EQUAL_NOTES): New flag.
18567 * flow.c (propagate_one_insn): Use it.
18568 (mark_used_regs): Handle NIL.
18570 2002-01-25 Geoffrey Keating <geoffk@redhat.com>
18572 * config/stormy16/stormy16.md (tablejump_pcrel): Use a MEM
18575 2002-01-25 David Edelsohn <edelsohn@gnu.org>
18577 * rs6000.md (prefetch): Make address V4SI mode so that the address
18578 is restricted to legitimate form for instruction.
18580 2002-01-25 Bob Wilson <bob.wilson@acm.org>
18582 * doc/install.texi (xtensa-*-elf): New target.
18583 (xtensa-*-linux*): New target.
18584 * doc/contrib.texi: Add myself.
18586 2002-01-25 Nick Clifton <nickc@cambridge.redhat.com>
18588 * config/arm/arm.c (arm_hard_regno_mode_ok): Allow any general
18589 purpose register to hold an SImode (or smaller) value.
18591 2002-01-25 Jakub Jelinek <jakub@redhat.com>
18593 * unwind-dw2-fde-glibc.c: If inhibit_libc, use __register_frame*
18595 * crtstuff.c: Likewise.
18597 2002-01-25 Kazu Hirata <kazu@hxi.com>
18599 * config/h8300/h8300.md (negation patterns): Tighten
18600 predicates to register_operand.
18602 2002-01-24 Aldy Hernandez <aldyh@redhat.com>
18604 * loop.c (emit_prefetch_instructions): Use the prefetch insn's
18607 * builtins.c (expand_builtin_prefetch): Same.
18609 2002-01-24 Alexandre Oliva <aoliva@redhat.com>
18611 * config/sh/sh.md (sym_label2reg): Make sure all CONSTs have
18614 2002-01-24 Kazu Hirata <kazu@hxi.com>
18616 * config/h8300/h8300.c (print_operand): Remove support for
18617 operand character 'A'.
18618 * config/h8300/h8300.md (three anonymous patterns): Replace
18619 operand character 'A' with either 'T' or 'S'.
18621 2002-01-24 Kazu Hirata <kazu@hxi.com>
18623 * config/h8300/h8300.c (print_operand): Remove support for
18624 operand character 'U'.
18626 2002-01-24 Andris Pavenis <pavenis@latnet.lv>
18628 * config/i386/t-djgpp: Use NATIVE_SYSTEM_HEADER_DIR.
18630 2002-01-24 Nick Clifton <nickc@cambridge.redhat.com>
18632 * config/arm/arm.c (arm_hard_regno_mode_ok): Allow SImode
18633 values to be assigned to the stack pointer.
18635 2002-01-14 Hartmut Penner <hpenner@de.ibm.com>
18637 * emit_rtl.c (gen_lowpart_common): Conversion from const_int
18638 to const_double needs to be done right for big-endian systems.
18640 2002-01-24 Jason Merrill <jason@redhat.com>
18643 * config/sparc/sparc.md (call-jump peepholes): Pass the right insn
18644 to can_throw_internal.
18646 2002-01-23 Richard Henderson <rth@redhat.com>
18648 * fold-const.c (fold): Change UINT_MAX test to check vs precision
18649 rather than TYPE_MAX_VALUE. Fix indentation and a bogus negation.
18651 2002-01-24 Alexandre Oliva <aoliva@redhat.com>
18653 * config/sh/sh.md (symGOT_load, sym2GOT, sym2GOTOFF): New expands.
18654 (symGOT2reg): Use them, then set as GOT value as unchanging.
18655 (symGOTOFF2reg): Set REG_EQUAL note. Use a different pseudo
18656 as a temporary, if possible.
18657 (symPLT_label2reg): Enclose (pc) in UNSPEC_PIC. Emit
18658 sym@PLT-(.LPCS#+2-.) instead of sym@PLT+.-(.LPCS#+2).
18660 2002-01-23 Kazu Hirata <kazu@hxi.com>
18662 * config/h8300/h8300.md: Fix xorqi and xorqi so that they will
18663 accept to accept 0x80 as operands[2].
18665 2002-01-24 Alexandre Oliva <aoliva@redhat.com>
18667 * config/sparc/sparc.md (fix_trunctfdi2): Correct typo in mode.
18669 2002-01-23 Richard Henderson <rth@redhat.com>
18671 * config/alpha/alpha.md (call_value_osf_1_er peepholes): Fix typo.
18673 2002-01-23 Aldy Hernandez <aldyh@redhat.com>
18675 * c-parse.in (parmlist_or_identifiers): Add maybe_attribute.
18676 (parmlist_or_identifiers_1): Verify that only a parmlist follows
18679 2002-01-23 Richard Henderson <rth@redhat.com>
18681 * expr.c (move_by_pieces_1): Extend size before negation.
18683 * config/m68k/t-m68kbare (MULTILIB_OPTIONS): Add 68040 and 68060.
18684 (MULTILIB_MATCHES): Remove 68040 and 68060 aliases.
18685 (MULTILIB_EXCEPTIONS): Ignore 68881 and soft-float for 68040 and 68060.
18686 * config/m68k/t-m68kelf: Likewise.
18688 2002-01-23 Bob Wilson <bob.wilson@acm.org>
18690 * config/xtensa/elf.h: New file.
18691 * config/xtensa/lib1funcs.asm: New file.
18692 * config/xtensa/lib2funcs.S: New file.
18693 * config/xtensa/linux.h: New file.
18694 * config/xtensa/t-xtensa: New file.
18695 * config/xtensa/xtensa-config.h: New file.
18696 * config/xtensa/xtensa-protos.h: New file.
18697 * config/xtensa/xtensa.c: New file.
18698 * config/xtensa/xtensa.h: New file.
18699 * config/xtensa/xtensa.md: New file.
18700 * config.gcc (xtensa-*-elf*): New target.
18701 (xtensa-*-linux*): New target.
18702 * cse.c (canon_hash): Compare rtx pointers instead of register
18703 numbers. This is required for the Xtensa port.
18704 * integrate.c (copy_insn_list): Handle case where the static
18705 chain is in memory and the memory address has to be copied to
18707 * doc/invoke.texi (Option Summary): Add Xtensa options.
18708 (Xtensa Options): New node.
18709 * doc/md.texi (Machine Constraints): Add Xtensa machine constraints.
18711 2002-01-23 Zack Weinberg <zack@codesourcery.com>
18713 * diagnostic.c (internal_error): Do ICE suppression only
18714 when ENABLE_CHECKING is not defined.
18716 * c-typeck.c (require_complete_type): Return error_mark_node
18717 if type is error_mark_node.
18719 2002-01-23 Janis Johnson <janis187@us.ibm.com>
18721 * toplev.c (process_options): Disable -fprefetch-loop-arrays with
18722 -Os and issue a warning.
18724 2002-01-23 Zack Weinberg <zack@codesourcery.com>
18726 * doc/fragments.texi, doc/hostconfig.texi: Update to reflect
18727 current (lack of) need for host configuration by hand.
18729 * doc/gccint.texi, doc/rtl.texi, doc/tm.texi: Adjust cross
18730 references. Documentation of some target macros moved from
18731 hostconfig.texi to tm.texi.
18733 2002-01-23 Will Cohen <wcohen@redhat.com>
18735 * config/arm/arm.h (THUMB_FUNCTION_PROFILER): Define if not currently
18738 2002-01-23 Kazu Hirata <kazu@hxi.com>
18740 * config/h8300/h8300.md (*andorhi3): Accept 0x8000 as an
18743 2002-01-23 Jason Merrill <jason@redhat.com>
18745 * tree.c (build1): Don't set TREE_READONLY on INDIRECT_REF.
18747 * function.c (assign_parms): Don't put args of inline functions
18748 into registers when not optimizing.
18750 2002-01-23 Nick Clifton <nickc@cambridge.redhat.com>
18752 * config/arm/arm.md (UNSPEC_PROLOGUE_USE): New unspec constant.
18753 (prologue_use): New pattern.
18754 * config/arm/arm.c (expand_prologue): Use gen_prologue_use in
18755 preference to gen_rtx_USE.
18756 (thumb_expand_prologue): Use gen_prologue_use in preference to
18758 (thumb_expand_epilogue): Use gen_prologue_use in preference to
18761 2002-01-23 Hans-Peter Nilsson <hp@bitrange.com>
18763 * loop.c [!HAVE_prefetch] (CODE_FOR_prefetch): Define to 0.
18765 2002-01-23 Neil Booth <neil@daikokuya.demon.co.uk>
18768 * doc/extend.texi: Correct documentation of __alignof__.
18770 2002-01-22 Zack Weinberg <zack@codesourcery.com>
18772 * params.h: Rename arguments of DEFPARAM so that it will be
18773 recognized as a translation keyword.
18775 2002-01-22 Aldy Hernandez <aldyh@redhat.com>
18777 * extend.texi: Document altivec functions.
18778 Fix N-bit adjectives in X86 builtin documentation.
18780 2002-01-22 Alexandre Oliva <aoliva@redhat.com>
18782 * reload.c (reg_overlap_mentioned_for_reload_p): Handle PLUS and
18783 auto_inc_dec values.
18785 2002-01-22 Richard Earnshaw <rearnsha@arm.com>
18787 * config/netbsd-aout.h (SWITCH_TAKES_ARG): Remove bogus white space
18789 (ASM_DECLARE_OBJECT_NAME): Add missing backslash before final line.
18791 2002-01-22 Alexandre Oliva <aoliva@redhat.com>
18793 * config/i386/freebsd-aout.h (ASM_QUAD): Undefine.
18795 2002-01-22 Richard Henderson <rth@redhat.com>
18797 * config/alpha/alpha.c (split_small_symbolic_mem_operand): Use
18798 copy_insn not copy_rtx.
18800 2002-01-23 Alan Modra <amodra@bigpond.net.au>
18802 * combine.c (simplify_and_const_int): Don't trunc_int_for_mode
18803 "nonzero" as that might add "1" bits. Ensure "constop" is
18804 properly sign extened.
18805 (force_to_mode): Tweak for sign extended constop.
18807 2002-01-22 Richard Henderson <rth@redhat.com>
18809 * config/alpha/alpha.c (some_small_symbolic_mem_operand) Use
18810 for_each_rtx instead of assuming we're already looking at the MEM.
18811 (split_small_symbolic_mem_operand): Likewise.
18812 * config/alpha/alpha.h (PREDICATE_CODES): Update.
18813 * config/alpha/alpha.md (small symbolic memory splitters): Update.
18815 2002-01-22 Richard Henderson <rth@redhat.com>
18817 * config/alpha/alpha.md (divmodsi_internal_er): Generate lituse
18818 sequence number for the literal.
18819 (divmoddi_internal_er): Likewise.
18821 2002-01-22 Craig Rodrigues <rodrigc@gcc.gnu.org>
18824 * aclocal.m4 (AM_ICONV): Put linking flags for libiconv
18825 in LIBICONV variable.
18826 * configure: Regenerated.
18828 2002-01-22 Krister Walfridsson <cato@df.lth.se>
18830 * dependence.c (build_def_use): Remove array_idx.
18832 * dwarfout.c (last_filename): Remove.
18833 (output_compile_unit_die): Remove last_filename.
18835 2002-01-22 Roger Sayle <roger@eyesopen.com>
18836 Richard Henderson <rth@redhat.com>
18839 * fold-const.c (fold): Optimize unsigned comparisons against
18840 UINT_MAX (and similar unsigned constants).
18842 2002-01-22 Janis Johnson <janis187@us.ibm.com>
18844 * Makefile.in (loop.o): Depend on OPTABS_H.
18845 * loop.c (emit_prefetch_instructions): Check the prefetch operand
18846 against the predicate.
18849 * config/i386/i386.md (prefetch_sse): Specify "p" as a constraint
18850 for the address operand.
18852 2002-01-22 Richard Henderson <rth@redhat.com>
18854 * config/alpha/freebsd.h (FUNCTION_PROFILER): Remove.
18856 2002-01-22 Craig Rodrigues <rodrigc@gcc.gnu.org>
18859 * config/i386/sysv4.h (CPP_SPEC): Define, and add CPU
18860 preprocessor flags.
18862 2002-01-22 Jason Thorpe <thorpej@wasabisystems.com>
18864 * config.gcc (x86_64-*-netbsd*): New target.
18865 * config/i386/netbsd64.h: New file.
18867 2002-01-22 Aldy Hernandez <aldyh@redhat.com>
18869 * regrename.c (kill_value): Fix typo.
18871 2002-01-22 Aldy Hernandez <aldyh@redhat.com>
18873 * doc/tm.texi: Remove STARTING_FRAME_PHASE.
18875 * config/rs6000/rs6000.h: Same.
18877 * function.c (instantiate_virtual_regs): Remove
18878 STARTING_FRAME_PHASE.
18879 (assign_stack_local_1): Same.
18880 Calculate frame phase.
18882 2002-01-22 Nick Clifton <nickc@redhat.com>
18884 * config/arm/arm.h (CONDITIONAL_REGISTER_USAGE): Move 'regno'
18885 variable declaration to outer scope in order to simplify
18887 (HARD_REGNO_MODE_OK): Replace macro body with a with a call to
18888 arm_hard_regno_mode_ok.
18889 * config/arm/arm-protos.h: Add a prototype for
18890 arm_hard_regno_mode_ok.
18891 * config/arm/arm.c (soft_df_operand): Remove now redundant
18892 check for DImode values using IP_REGNUM.
18893 (nonimmediate_soft_df_operand): Remove now redundant check for
18894 DImode values using IP_REGNUM.
18895 (arm_hard_regno_mode_ok): New function. New check: make sure
18896 that DImode values are not stored in IP_REGNUM.
18898 * config/arm/arm.c (arm_expand_prologue): Replace REG_MAYBE_DEAD
18900 (thumb_expand_prologue): Replace REG_MAYBE_DEAD note with a USE.
18902 2002-01-22 Jason Merrill <jason@redhat.com>
18904 * c-semantics.c (genrtl_compound_stmt): Only check nesting
18905 consistency if this COMPOUND_STMT is scoped.
18907 2002-01-22 Kazu Hirata <kazu@hxi.com>
18909 * predict.c: Fix formatting.
18910 * print-tree.c: Likewise.
18911 * protoize.c: Likewise.
18912 * real.h: Likewise.
18914 * sbitmap.h: Likewise.
18915 * scan.c: Likewise.
18916 * sched-deps.c: Likewise.
18917 * sched-vis.c: Likewise.
18918 * sdbout.c: Likewise.
18919 * sibcall.c: Likewise.
18921 * ssa-ccp.c: Likewise.
18922 * ssa-dce.c: Likewise.
18923 * stmt.c: Likewise.
18924 * stor-layout.c: Likewise.
18925 * system.h: Likewise.
18927 Tue Jan 22 06:26:33 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
18929 * tree.c (int_fits_type_p): If bounds of a subtype are variable, see
18930 if fits in bounds of base type.
18932 * dwarf2out.c (equate_decl_number_to_die): Add "int" to decls.
18933 (loc_descriptor_from_tree, case CALL_EXPR, case ADDR_EXPR): New.
18934 (add_bound_info, default): If can't find a context, make a
18936 (dwarf2out_finish): Check for SAVE_EXPR in node->created_for.
18938 2002-01-22 Hans-Peter Nilsson <hp@axis.com>
18940 * c-typeck.c (parser_build_binary_op): If result from
18941 build_binary_op is ERROR_MARK just return error_mark_node without
18942 further processing.
18944 2002-01-21 Jason Thorpe <thorpej@wasabisystems.com>
18946 * config/netbsd.h (TARGET_HAS_F_SETLKW): define.
18947 Split a.out-specific bits into...
18948 * config/netbsd-aout.h: ...this.
18949 * config/netbsd-elf.h: New file.
18950 * config/alpha/netbsd-elf.h: Remove.
18951 * config/alpha/netbsd.h: Rewrite for a NetBSD/alpha ELF target.
18952 * config/i386/netbsd-elf.h (LIB_SPEC): Remove.
18953 (STARTFILE_SPEC): Remove redundant definition.
18954 (ENDFILE_SPEC): Likewise.
18955 (LINK_SPEC): Likewise.
18956 (CPP_SPEC): Likewise.
18957 (ASM_SPEC): Likewise.
18958 (LIB_SPEC): Likewise.
18959 (SWITCH_TAKES_ARG): Likewise.
18960 (TARGET_MEM_FUNCTIONS): Likewise.
18961 (CPP_PREDEFINES): Redefine.
18962 (ASM_FINAL_SPEC): Remove redefinition.
18963 (ASM_COMMENT_START): Redefine.
18964 (FUNCTION_PROFILER): Define.
18965 (TARGET_VERSION): Redefine.
18966 Comment and formatting cleanup.
18967 * config/i386/netbsd.h: Include <netbsd-aout.h>.
18968 * config/m68k/netbsd.h: Include <netbsd-aout.h>.
18969 * config/mips/netbsd.h: Rewrite for NetBSD/mips ELF target,
18970 big- or little-endian.
18971 * config/ns32k/netbsd.h: Include <netbsd-aout.h>.
18972 * config.gcc (*-*-netbsd*): Add definitions common to all
18974 (alpha*-*-netbsd*): Remove redundant xm_defines, gas, and
18975 gnu_ld definitions. Add netbsd-elf.h to and remove
18976 alpha/netbsd-elf.h from tm_file. Remove alpha/t-crtfm from
18977 tmake_file, and don't lose previous tmake_file contents.
18978 (arm*-*-netbsd*): Add netbsd-aout.h to tm_file.
18979 (i[34567]86-*-netbsdelf*): Remove redundant xm_defines, gas, and
18980 gnu_ld definitions. Add netbsd-elf.h to tm_file.
18981 (mips-dec-netbsd*): Remove as alias for mipsel-*-netbsd*.
18982 (mipsel-*-netbsd*): Rename this to...
18983 (mips*-*-netbsd*): ...this. Add elfos.h to tm_file. Add
18984 mips/little.h to tm_file for mips*el-*.
18985 (powerpc-*-netbsd*): Remove redundant xm_defines definition.
18986 (sparc-*-netbsd*): Add netbsd-aout.h to tm_file.
18987 (vax-*-netbsd*): Add netbsd-aout.h to tm_file.
18989 2002-01-21 John David Anglin <dave@hiauly1.hia.nrc.ca>
18991 * pa-protos.h (reg_before_reload_operand): New function prototype.
18992 * pa.c (reg_before_reload_operand): New function implementation.
18993 * pa.md (decrement_and_branch_until_zero, movb): Use it. Change "!*m"
18994 contraints to "*m".
18996 2002-01-21 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
18998 * combine.c (simplify_and_const_int): Properly sign-extend CONSTOP.
19000 2002-01-21 John David Anglin <dave@hiauly1.hia.nrc.ca>
19002 * pa64-hpux.h (MD_EXEC_PREFIX): Set to "/usr/ccs/bin".
19003 (MD_STARTFILE_PREFIX): Set to "/usr/ccs/lib/pa20_64/".
19004 (MD_STARTFILE_PREFIX_1): Set to "/opt/langtools/lib/pa20_64/".
19005 (EH_FRAME_IN_DATA_SECTION): Define and update comment on init sections.
19006 (ENDFILE_SPEC): Undefine.
19007 (STARTFILE_SPEC): Redefine for PA.
19009 2002-01-21 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
19011 * config/rs6000/t-ppccomm (CRTSTUFF_T_CFLAGS_S): Re-add -fPIC.
19013 2002-01-21 Daniel Jacobowitz <drow@mvista.com>
19015 * config.gcc: Add entries to supported PowerPC --with-cpu
19018 2002-01-21 Jakub Jelinek <jakub@redhat.com>
19020 * config/i386/i386.c (ix86_function_arg_regno_p): Never return
19021 true for 64-bit mode only SSE registers in 32-bit mode.
19023 2002-01-21 Kazu Hirata <kazu@hxi.com>
19025 * unwind-dw2.c: Fix formatting.
19026 * unwind-dw2-fde.c: Likewise.
19027 * unwind-dw2-fde.h: Likewise.
19028 * unwind-pe.h: Likewise.
19029 * varasm.c: Likewise.
19030 * varray.h: Likewise.
19032 2002-01-21 Hans-Peter Nilsson <hp@bitrange.com>
19034 Remove workaround for register stack overwrite bug in mmix.
19035 * config/mmix/mmix.c (mmix_target_asm_function_prologue): Remove
19036 support for TARGET_REG_STACK_FILL_BUG.
19037 * config/mmix/mmix.h: Remove member has_call_without_parameters.
19038 (TARGET_MASK_REG_STACK_FILL_BUG, TARGET_REG_STACK_FILL_BUG):
19040 (TARGET_DEFAULT): Remove TARGET_MASK_REG_STACK_FILL_BUG.
19041 (TARGET_SWITCHES): Remove -mreg-stack-fill-bug-workaround and
19042 -mno-reg-stack-fill-bug-workaround.
19043 * config/mmix/mmix.md ("call", "call_value"): Don't set struct
19044 machine member has_call_without_parameters.
19045 * doc/invoke.texi (Option Summary) <MMIX Options>: Remove
19046 -mreg-stack-fill-bug-workaround and
19047 -mno-reg-stack-fill-bug-workaround.
19048 (MMIX Options): Ditto.
19050 2002-01-21 Kazu Hirata <kazu@hxi.com>
19052 * config/h8300/h8300.c (function_arg): Replace 0 with NULL_RTX
19054 Remove redundant code.
19056 2002-01-21 Joseph S. Myers <jsm28@cam.ac.uk>
19058 * config/alpha/alpha.h, config/arc/arc.h, config/avr/avr.h,
19059 config/c4x/c4x.h, config/d30v/d30v.h, config/dsp16xx/dsp16xx.h,
19060 config/fr30/fr30.h, config/ia64/ia64.h, config/m68hc11/m68hc11.h,
19061 config/mips/mips.h, config/rs6000/rs6000.h, config/sparc/sparc.h,
19062 config/stormy16/stormy16.h, config/v850/v850.h: Remove commented
19063 out target macro definitions and non-target-specific comments
19064 mostly taken from old versions of the manual.
19066 2002-01-20 Kazu Hirata <kazu@hxi.com>
19068 * config/h8300/h8300.h: Fix comment formatting.
19069 * config/ia64/aix.h: Likewise.
19070 * config/ia64/ia64-protos.h: Likewise.
19071 * config/ia64/ia64.c: Likewise.
19072 * config/ia64/ia64.h: Likewise.
19073 * config/ia64/ia64intrin.h: Likewise.
19074 * config/ia64/linux.h: Likewise.
19075 * config/ia64/unwind-aix.c: Likewise.
19076 * config/ia64/unwind-ia64.c: Likewise.
19078 2002-01-20 Kazu Hirata <kazu@hxi.com>
19080 * config/h8300/h8300.c: Revise comments about shift code.
19082 2002-01-20 Kazu Hirata <kazu@hxi.com>
19084 * config/h8300/h8300.c (function_arg): Update a comment.
19086 2002-01-20 Kazu Hirata <kazu@hxi.com>
19088 * config/h8300/h8300.md: Update the comments at the beginning
19091 2002-01-20 Kazu Hirata <kazu@hxi.com>
19093 * config/i370/i370.c: Fix comment formatting.
19094 * config/i370/i370.h: Likewise.
19095 * config/i370/i370.md: Likewise.
19096 * config/i370/linux.h: Likewise.
19098 Sun Jan 20 18:40:14 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
19100 * reg-stack.c (subst_stack_regs): Properly check for deleted insn.
19102 * dwarf2out.c (loc_descriptor_from_tree): Add TRUTH_*_EXPR cases.
19103 (gen_struct_or_union_type_die): Don't SIGSEGV if no TYPE_STUB_DECL
19104 in incomplete case.
19106 2002-01-20 Graham Stott <grahams@redhat.com>
19108 * cfgloop.c (flow_loop_preheader_scan): Fix typo.
19110 2002-01-19 John David Anglin <dave@hiauly1.hia.nrc.ca>
19112 * config.gcc (hppa*64*-*-hpux11*): Fix tmake_file.
19114 2002-01-19 Tom Rix <trix@redhat.com>
19116 * config/rs6000/rs6000.md: Fix DF split for 64 bit hosts.
19118 2002-01-18 Aldy Hernandez <aldyh@redhat.com>
19120 * doc/tm.texi (STARTING_FRAME_PHASE): Document.
19122 * function.c (assign_stack_local_1): Adjust x_frame_offset with
19123 STARTING_FRAME_PHASE.
19124 (STARTING_FRAME_PHASE): New.
19125 (instantiate_virtual_regs): Check saneness of
19126 STARTING_FRAME_PHASE.
19128 * config/rs6000/rs6000.h (STARTING_FRAME_PHASE): New.
19130 2002-01-19 Alexandre Oliva <aoliva@redhat.com>
19132 * config/sh/sh.md (movdf_i4 split): Fix alter_subreg calls.
19134 2002-01-18 Craig Rodrigues <rodrigc@gcc.gnu.org>
19136 * doc/install.texi (hppa*-hp-hpux11): Clarify that GCC 2.95.x cannot
19137 be used for bootstrapping GCC 3.0.
19139 2002-01-18 Kazu Hirata <kazu@hxi.com>
19141 * config/h8300/h8300.md: Fix an insn length.
19143 2002-01-18 Kazu Hirata <kazu@hxi.com>
19145 * bitmap.h: Fix comment formatting.
19146 * combine.c: Likewise.
19147 * cppfiles.c: Likewise.
19148 * c-pragma.h: Likewise.
19149 * c-typeck.c: Likewise.
19151 * dwarf2out.c: Likewise.
19152 * function.c: Likewise.
19154 * genattrtab.c: Likewise.
19155 * gthr-win32.h: Likewise.
19156 * haifa-sched.c: Likewise.
19157 * predict.c: Likewise.
19158 * rtlanal.c: Likewise.
19160 * unwind-dw2-fde.h: Likewise.
19161 * unwind-pe.h: Likewise.
19162 * vmsdbgout.c: Likewise.
19164 Thu Jan 17 15:28:26 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
19166 * attribs.c (decl_attributes): Clear ATTR_FLAG_TYPE_IN_PLACE
19167 if type_required and passed decl.
19169 2002-01-17 Aldy Hernandez <aldyh@redhat.com>
19171 * config.gcc (cpu_type): Include altivec.h in powerpc
19175 * config/rs6000/altivec.h: New.
19177 2002-01-17 David Edelsohn <edelsohn@gnu.org>
19179 * doc/install.texi (*-ibm-aix*): Update assembler and exception
19180 handling information.
19181 * doc/trouble.texi (Interoperation): Add libstdc++ information
19183 (Misunderstandings): Add template instantiation and static template
19184 member information for AIX.
19186 2002-01-17 Jason Merrill <jason@redhat.com>
19188 * dbxout.c (dbxout_type): Support const and volatile.
19190 * except.c (add_partial_entry): Remove backwards compatibility code.
19191 (end_protect_partials): Likewise.
19193 2002-01-17 Jakub Jelinek <jakub@redhat.com>
19195 * config/ia64/ia64.md (prologue_use): New.
19196 * config/ia64/ia64.c (ia64_expand_prologue): Use
19197 gen_prologue_use instead of gen_rtx_USE.
19198 (group_barrier_needed_p): Handle CODE_FOR_prologue_use the same way
19199 as CODE_FOR_pred_rel_mutex.
19200 (ia64_sched_reorder2): Likewise.
19202 2002-01-16 Eric Christopher <echristo@redhat.com>
19204 * config/mips/r3900.h: Reformat.
19205 (SUBTARGET_CPP_SIZE_SPEC): Remove.
19206 * config/mips/isa3264.h (SUBTARGET_CPP_SIZE_SPEC): Ditto.
19207 * config/mips/mips.h (ABI_GAS_ASM_SPEC): Default to "".
19208 (SUBTARGET_CPP_SIZE_SPEC): Rewrite.
19209 * config/mips/t-elf: Remove mips3 multilib.
19211 2002-01-16 H.J. Lu <hjl@gnu.org>
19213 * config/mips/linux.h: Include "mips/abi64.h".
19215 2002-01-16 H.J. Lu <hjl@gnu.org>
19217 * config/mips/t-linux: New.
19219 * config.gcc: Add mips/t-linux to tmake_file for mips*-*-linux*.
19221 * config/mips/linux.h: Don't include "gofast.h".
19222 (INIT_SUBTARGET_OPTABS): Removed.
19224 2002-01-16 Kazu Hirata <kazu@hxi.com>
19226 * config/h8300/h8300-protos.h: Replace emit_a_shift with
19228 * config/h8300/h8300.c: Likewise.
19229 * config/h8300/h8300.md: Likewise.
19231 2002-01-16 Kazu Hirata <kazu@hxi.com>
19233 * config/h8300/h8300.md (pushqi1_h8300): Use a tab instead of
19234 spaces after an opcode name.
19235 (pushqi1_h8300hs): Likewise.
19236 (pushhi1_h8300hs): Likewise.
19238 2002-01-16 Kazu Hirata <kazu@hxi.com>
19240 * doc/extend.texi: Replace "option" with "attribute"
19243 2002-01-16 Jakub Jelinek <jakub@redhat.com>
19245 * config/alpha/alpha.c (some_small_symbolic_mem_operand): Look into
19246 (and:DI () (const_int -8)).
19247 (split_small_symbolic_mem_operand): Split
19248 (mem (and:DI () (const_int -8)).
19250 2002-01-16 Jakub Jelinek <jakub@redhat.com>
19253 * config/sparc/sparc.c (ultrasparc_adjust_cost): Handle TYPE_IDIV the
19254 same way as TYPE_IMUL.
19255 (ultrasparc_sched_reorder): Likewise.
19256 * config/sparc/sparc.md (type): Add comment to update
19257 ultrasparc_sched_reorder when making changes.
19259 2002-01-16 Kazu Hirata <kazu@hxi.com>
19261 * doc/invoke.texi: Change the dump file name of block
19262 reordering pass from 28.bbro to 29.bbro.
19263 Mention -dk option.
19265 Wed Jan 16 17:54:22 CET 2002 Jan Hubicka <jh@suse.cz>
19267 * i386.md (minsf splitter): Fix pasto.
19269 2002-01-16 Nick Clifton <nickc@cambridge.redhat.com>
19271 * config/arm/arm.c (arm_expand_prologue): Add REG_MAYBE_DEAD note
19272 to frame pointer initialisation instruction.
19273 (thumb_expand_prologue): Add REG_MAYBE_DEAD note to frame pointer
19274 initialisation instruction.
19275 (soft_df_operand): Do not accept the IP register.
19276 (nonimmediate_soft_df_operand): Do not accept the IP register.
19278 2002-01-16 Jakub Jelinek <jakub@redhat.com>
19281 * config/sparc/sparc.c (sparc_override_options): Avoid MASK_V9 and
19282 MASK_V8 being both set.
19284 2002-01-16 Ulrich Weigand <uweigand@de.ibm.com>
19286 * config/s390/s390.c (s390_emit_prologue): Do not emit USE
19287 insn for GOT register; add REG_MAYBE_DEAD notes instead.
19288 config/s390/s390.md (call, call_value): Add GOT register to
19289 CALL_INSN_FUNCTION_USAGE where needed.
19290 (call_exp, call_value_exp): New.
19292 2002-01-16 Nick Clifton <nickc@cambridge.redhat.com>
19294 * config/arm/arm.c: General formatting tidy up.
19296 2002-01-16 Graham Stott <grahams@redhat.com>
19298 * calls.c (try_to_integrate): Use "(size_t)" intermediate
19299 cast and when casting an integer literal to "rtx" pointer.
19300 (expand_call): Likewise.
19301 * flow.c (try_pre_increment): Likewise.
19302 (find_use_as_address): Likewise.
19303 * integrate.c (expand_iline_function): Likewise.
19304 * regmove.c (try_auto_increment): Likewise.
19306 2002-01-16 Graham Stott <grahams@redhat.com>
19308 * sched-rgn.c (passed): Use sbitmap_free.
19309 (header): Likewise.
19311 (in_queue): Likewise.
19312 (in_stack): Likewise.
19314 2002-01-15 Eric Christopher <echristo@redhat.com>
19316 * flow.c (propagate_one_insn): Change to use fatal_insn.
19318 2002-01-15 Kazu Hirata <kazu@hxi.com>
19320 * expmed.c (extract_fixed_bit_field): Remove unused code.
19321 * system.h: Poison SLOW_ZERO_EXTEND.
19322 * doc/tm.texi: Remove.
19323 * config/1750a/1750a.h (SLOW_ZERO_EXTEND): Remove.
19324 * config/arm/arm.h: Likewise.
19325 * config/avr/avr.h: Likewise.
19326 * config/clipper/clipper.h: Likewise.
19327 * config/convex/convex.h: Likewise.
19328 * config/d30v/d30v.h: Likewise.
19329 * config/dsp16xx/dsp16xx.h: Likewise.
19330 * config/elxsi/elxsi.h: Likewise.
19331 * config/fr30/fr30.h: Likewise.
19332 * config/h8300/h8300.h: Likewise.
19333 * config/i370/i370.h: Likewise.
19334 * config/i386/i386.h: Likewise.
19335 * config/m68k/m68k.h: Likewise.
19336 * config/mips/mips.h: Likewise.
19337 * config/ns32k/ns32k.h: Likewise.
19338 * config/pdp11/pdp11.h: Likewise.
19339 * config/pj/pj.h: Likewise.
19340 * config/s390/s390.h: Likewise.
19341 * config/sh/sh.h: Likewise.
19342 * config/stormy16/stormy16.h: Likewise.
19343 * config/v850/v850.h: Likewise.
19344 * config/vax/vax.h: Likewise.
19345 * config/we32k/we32k.h: Likewise.
19347 2002-01-15 Aldy Hernandez <aldyh@redhat.com>
19349 * config/rs6000/rs6000.md (altivec_stvx): Add parallels to stvx.
19350 (altivec_lvsl): Change constraint to b.
19351 (altivec_lvsr): Same.
19352 (altivec_lvebx): Same.
19353 (altivec_lvehx): Same.
19354 (altivec_lvewx): Same.
19355 (altivec_lvxl): Same.
19356 (altivec_lvx): Same.
19357 (altivec_stvx): Add parallel.
19358 (altivec_stvxl): Same.
19359 (altivec_stvehx): Same.
19360 (altivec_stvebx): Same.
19361 (altivec_stvebx): Same.
19363 2002-01-15 Aldy Hernandez <aldyh@redhat.com>
19365 * config.gcc: Change altivec.h to altivec-defs.h.
19367 * config/rs6000/altivec.h: Delete.
19369 * config/rs6000/altivec-defs.h: Add.
19371 2002-01-15 John David Anglin <dave@hiauly1.hia.nrc.ca>
19373 * vax.c (vax_rtx_cost): Return MAX_COST for unsupported MULT, UDIV
19376 * vax.h (INDEX_TERM_P): Restrict indexing to modes which have a size
19377 less than or equal to eight bytes.
19379 * vax.md (andsi3): Remove constraints and change SET destination
19380 operand type to nonimmediate_operand.
19381 (andhi3, andqi3): Likewise. Don't clear high order bits of operand 1
19382 when it is a CONST_INT.
19384 2002-01-15 Jason Merrill <jason@redhat.com>
19386 * c-common.def (FILE_STMT): New code.
19387 * c-common.c (statement_code_p): It's a statement.
19388 * c-common.h (stmt_tree_s): Add x_last_filename.
19389 (FILE_STMT_FILENAME_NODE, FILE_STMT_FILENAME): New macros.
19390 (last_expr_filename): New macro.
19391 * c-semantics.c (begin_stmt_tree): Initialize it.
19392 (add_stmt): If the filename changed, also insert a
19394 (expand_stmt): Handle seeing one.
19396 2002-01-15 Eric Christopher <echristo@redhat.com>
19398 * flow.c (propagate_one_insn): Add error message and print out
19399 insn for debugging.
19401 2002-01-15 Joseph S. Myers <jsm28@cam.ac.uk>
19403 * system.h (ASM_IDENTIFY_GCC, STDC_VALUE, TRAMPOLINE_ALIGN,
19404 ASM_IDENTIFY_GCC_AFTER_SOURCE): Poison.
19405 * config/pdp11/pdp11.h (TRAMPOLINE_ALIGN): Rename to
19406 TRAMPOLINE_ALIGNMENT.
19407 * config/arm/arm.h, config/mcore/mcore.h: Likewise. Change value
19409 * config/i386/cygwin.h (PCC_BITFIELDS_TYPE_MATTERS): Rename to
19410 PCC_BITFIELD_TYPE_MATTERS.
19411 * config/interix.h (STDC_VALUE): Remove. Use
19412 STDC_0_IN_SYSTEM_HEADERS.
19413 * config/darwin.h (ASM_IDENTIFY_GCC), config/dsp16xx/dsp16xx.h
19414 (ASM_IDENTIFY_GCC), config/stormy16/stormy16.h (ASM_IDENTIFY_GCC,
19415 ASM_IDENTIFY_GCC_AFTER_SOURCE): Remove.
19417 2002-01-15 Craig Rodrigues <rodrigc@gcc.gnu.org>
19419 * doc/install.texi (hppa*-hp-hpux11): --enable-threads does
19420 not work on this platform currently.
19422 2002-01-15 Joseph S. Myers <jsm28@cam.ac.uk>
19424 * c-typeck.c (build_unary_op): Don't wrap msgid argument of
19425 readonly_warning in _().
19427 2002-01-15 Douglas B Rupp <rupp@gnat.com>
19429 * gcc.c (delete_if_ordinary): Backout previous change.
19431 2002-01-15 Kazu Hirata <kazu@hxi.com>
19433 * config/h8300/h8300.c (print_operand): Remove support for
19434 unused operand characters.
19436 * read-rtl.c: Fix formatting.
19437 * real.c: Likewise.
19438 * recog.c: Likewise.
19439 * regclass.c: Likewise.
19440 * regmove.c: Likewise.
19441 * reg-stack.c: Likewise.
19442 * reload1.c: Likewise.
19443 * rtlanal.c: Likewise.
19445 2002-01-15 Kazu Hirata <kazu@hxi.com>
19447 * config/i386/i386.c: Fix formatting.
19449 2002-01-15 Jakub Jelinek <jakub@redhat.com>
19451 * c-typeck.c (process_init_element): Don't save_expr
19452 COMPOUND_LITERAL_EXPR if just its initializer will be used.
19454 2002-01-15 David Edelsohn <edelsohn@gnu.org>
19456 * config/rs6000/rs6000.c (rs6000_output_function_epilogue): Do not
19457 emit optional traceback table if optimize_size or TARGET_ELF.
19458 * config/rs6000/rs6000.md (prefetch): New.
19460 2002-01-15 Andreas Jaeger <aj@suse.de>
19462 * config.gcc (x86_64-*-*): Install mmintrin.h and xmmintrin.h.
19464 2002-01-15 Kazu Hirata <kazu@hxi.com>
19466 * mips-tfile.c: Fix formatting.
19468 Tue Jan 15 00:56:11 CET 2002 Jan Hubicka <jh@suse.cz>
19470 * unroll.c (final_reg_note_copy): Fix previous commit.
19472 2002-01-14 Kazu Hirata <kazu@hxi.com>
19474 * config/h8300/h8300-protos.h: Remove the prototype for
19476 * config/h8300/h8300.c (eq_operator): Remove.
19478 2002-01-14 Richard Henderson <rth@redhat.com>
19480 * config/i386/i386.md (prefetch): Tidy.
19481 (prefetch_3dnow): Fix locality operand.
19483 2002-01-14 Richard Henderson <rth@redhat.com>
19485 * config/mips/mips.h (HI_AND_FP_REGS): New register class.
19486 (CLASS_CANNOT_CHANGE_MODE): Disallow HI in little-endian mode.
19488 2002-01-14 Hans-Peter Nilsson <hp@bitrange.com>
19490 * reload1.c (reload_combine): Pass reg_sum replacement through
19491 copy_rtx in loop performing multiple changes.
19493 2002-01-14 Jakub Jelinek <jakub@redhat.com>
19495 * except.c (remove_unreachable_regions): New.
19496 (free_eh_status): Clear exception_handler_labels.
19497 (convert_from_eh_region_ranges): Call remove_unreachable_regions.
19498 (find_exception_handler_labels): Don't add the same label more than
19500 (remove_exception_handler_label): Don't die if
19501 find_exception_handler_labels hasn't been called for the current
19504 Mon Jan 14 21:26:13 CET 2002 Jan Hubicka <jh@suse.cz>
19506 * toplev.c (rest_of_compilation): Rebuild jump labels after
19509 2002-01-14 Joseph S. Myers <jsm28@cam.ac.uk>
19511 * doc/extend.texi: Move documentation of X86 built-in functions
19513 * doc/invoke.texi: From here.
19514 * doc/sourcebuild.texi: Document location of documentation for
19515 machine built-in functions.
19517 2002-01-13 Christopher Faylor <cgf@redhat.com>
19519 * cppfiles.c (TEST_THRESHOLD): New macro.
19520 (SHOULD_MMAP): Ditto.
19521 (read_include_file): Use SHOULD_MMAP macro to decide when mmap should
19524 Mon Jan 14 20:23:34 CET 2002 Jan Hubicka <jh@suse.cz>
19526 * unroll.c (final_reg_note_copy): Properly handle
19528 (unroll_loops): Fix LOOP_CONDITION heuristics.
19530 2002-01-14 Geoffrey Keating <geoffk@redhat.com>
19532 * doc/invoke.texi (Xstormy16 Options): Add xstormy16 option.
19533 * doc/md.texi (Machine Constraints): Use @minus{} where appropriate.
19535 Mon Jan 14 20:18:19 CET 2002 Jan Hubicka <jh@suse.cz>
19537 * cfgcleanup.c (try_forward_edges): Avoid infinite loop at infinite
19540 2002-01-14 Tom Rix <trix@redhat.com>
19542 * config/rs6000/rs6000.md: Fix typo with sradi.
19544 2002-01-14 Ulrich Weigand <uweigand@de.ibm.com>
19546 * config/s390/s390.md (movstrdix_64, movstrsix_31, movstrdi_64,
19547 movstrsi_31, clrstrsi_64, clrstrsi_31): Improve RTL templates.
19548 (clrstrdi, clrstrsi): Adapt callers.
19550 (extendsidi2, zero_extendsidi2): Remove no-conflict blocks.
19552 (movti splitter): Never use register 0 as base register.
19554 2002-01-14 Hartmut Penner <hpenner@de.ibm.com>
19556 * combine.c (simplify_shift_const): Always generate new rtx
19557 for shift expression instead of reusing given expression.
19559 Mon Jan 14 07:08:55 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
19561 * config/alpha/alpha.c (alpha_expand_mov): Don't call
19562 alpha_legitimize_address unless mode is Pmode.
19564 2002-01-13 Geoffrey Keating <geoffk@redhat.com>
19566 * doc/md.texi (Modifiers): Document the '*' constraint for the
19569 * doc/md.texi (Machine Constraints): Add constraints for xstormy16.
19570 * doc/extend.texi (Function Attributes): 'interrupt' is valid
19573 2002-01-13 Richard Henderson <rth@redhat.com>
19575 * reload.c (find_reloads): Use a hard reg destination as reload reg
19576 for an input reload of the source.
19578 2002-01-13 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
19580 * doc/install.texi (Binaries): Make link to ftp.writtenword.com
19583 Sun Jan 13 07:23:01 2002 Douglas B Rupp <rupp@gnat.com>
19585 * Makefile.in (LIB2FUNCS): Split into LIB2FUNCS_1 and LIB2FUNCS_2.
19586 * mklibgcc.in (LIB2FUNCS): Split into LIB2FUNCS_1 and LIB2FUNCS_2.
19588 * config/alpha/x-vms (USE_COLLECT2): Set to empty.
19590 Sun Jan 13 06:55:31 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
19592 * dwarf2out.c (mem_loc_descriptor, case ADDRESSOF): New case.
19594 2002-01-12 Tom Rix <trix@redhat.com>
19596 * config/rs6000/rs6000.c (rs6000_emit_set_long_const): Use ior for
19599 2002-01-12 Richard Henderson <rth@redhat.com>
19601 * config/i386/i386.c (bdesc_2arg): Mark psadbw MASK_3DNOW_A.
19603 * doc/invoke.texi: Update Alpha options.
19605 * doc/invoke.texi: Update i386 built-in function lists.
19607 Sat Jan 12 17:38:11 CET 2002 Jan Hubicka <jh@suse.cz>
19609 * unroll.c (final_reg_note_copy): Avoid crash on REG_LABEL note
19610 referencing outside.
19612 Sat Jan 12 08:54:51 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
19614 * diagnostic.c (warn_deprecated_use): Rework to lower indentation.
19615 * expr.c (emit_move_insn_1): Remove warning, use HOST_WIDE_INT for
19616 offsets, and change line folding.
19617 * optabs.c (expand_binop): Remove warnings.
19618 * sdbout.c (sdbout_record_type_name): Constify NAME to avoid warning.
19620 2002-01-12 Graham Stott <grahams@redhat.com>
19622 * attribs.c (handle_deprecated_attribute): constify WHAT.
19623 * diagnostic.c (warn_deprecated_use): Add braces, fixes
19624 dangling else warning and constify WHAT.
19625 * except.h (struct function, struct inline_remap): Move
19626 struct tag forward defs before all prototypes.
19627 (duplicate_eh_regions): Whitespace.
19629 2002-01-12 Nick Clifton <nickc@cambridge.redhat.com>
19631 * config/arm/arm.h (ARM_LEGITIMIZE_RELOAD_ADDRESS): Use
19632 MODE_BASE_REG_CLASS.
19633 (THUMB_LEGITIMIZE_RELOAD_ADDRESS): Use MODE_BASE_REG_CLASS.
19635 2002-01-12 Richard Henderson <rth@redhat.com>
19637 * config/i386/i386.c (override_options): If SSE, enable sse prefetch.
19638 (ix86_expand_vector_move): New.
19639 (bdesc_2arg): Remove andps, andnps, orps, xorps.
19640 (ix86_init_mmx_sse_builtins): Make static. Remove composite builtins.
19641 Remove old prefetch builtins. Special case the logicals removed above.
19642 (ix86_expand_builtin): Likewise.
19643 (safe_vector_operand): Use V4SFmode, not TImode.
19644 (ix86_expand_store_builtin): Remove shuffle arg. Update callers.
19645 (ix86_expand_timode_binop_builtin): New.
19646 * config/i386/i386-protos.h: Update.
19647 * config/i386/i386.h (enum ix86_builtins): Update.
19648 * config/i386/i386.md: Correct predicates on MMX/SSE patterns.
19649 Use ix86_expand_vector_move in vector move expanders.
19650 (movti_internal, movti_rex64): Add xorps alternative.
19651 (sse_clrv4sf): Rename and adjust from sse_clrti.
19652 (prefetch): Don't work so hard.
19653 (prefetch_sse, prefetch_3dnow): Use PREFETCH rtx, not UNSPEC.
19654 * config/i386/xmmintrin.h (__m128): Use V4SFmode.
19655 (_mm_getcsr, _mm_setcsr): Fix typo in builtin name.
19657 2002-01-11 Richard Henderson <rth@redhat.com>
19659 * config/i386/mmintrin.h: New file.
19660 * config/i386/xmmintrin.h: New file.
19661 * config.gcc (i?86-*-*): Add extra_headers.
19662 * simplify-rtx.c (simplify_unary_operation): Handle saturating
19664 (simplify_binary_operation): Handle saturating arithmetic codes.
19665 * config/i386/i386.c (ix86_expand_sse_comi): Return the full result,
19666 not the lowpart subreg.
19667 (ix86_expand_builtin): Return a TImode dummy register instead of 0
19669 * config/i386/i386.md (mmx_clrdi): Override memory attribute.
19671 2002-01-12 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
19673 * conflict.c (conflict_graph_compute): Free regsets when finished.
19674 * ssa.c (compute_coalesced_reg_partition): Likewise.
19676 2002-01-12 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
19678 * global.c (find_reg): Check for HARD_REGNO_CALL_PART_CLOBBERED
19679 every where we allocate a register.
19681 2002-01-12 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
19683 * gcse.c (compute_pre_data, pre_gcse): Use sbitmap_free.
19684 * lcm.c (compute_earliest, compute_farthest): Likewise.
19686 2002-01-11 Janis Johnson <janis187@us.ibm.com>
19688 * expr.c (expand_assignment): Fix misuse of MEM_KEEP_ALIAS_SET.
19690 2002-01-11 Janis Johnson <janis187@us.ibm.com>
19692 * doc/rtl.texi (Insns): Fix 2 typos.
19694 2002-01-11 Joseph S. Myers <jsm28@cam.ac.uk>
19696 * doc/invoke.texi: Avoid overfull hboxes. Add summary of D30V
19697 options. Use @table @gcctabopt for MMIX options. Add index
19698 entries for MMIX options. Start new paragraph with first
19699 heading of the machine-dependent options.
19701 2002-01-11 Craig Rodrigues <rodrigc@gcc.gnu.org>
19704 * config/ns32k/ns32k.md: Fix spelling mistake of "than" in comments.
19705 * combine.c (force_to_mode): Same.
19706 * reload1.c (clear_reload_reg_in_use): Same.
19708 2002-01-11 Nick Clifton <nickc@cambridge.redhat.com>
19710 * config/arm/arm.c (arm_gen_constant): Correct test of 'remainder'
19713 2002-01-11 Andreas Jaeger <aj@suse.de>,
19714 Brad Lucier <lucier@math.purdue.edu>
19716 * config/i386/i386.h (CPP_CPUCOMMON_SPEC): Remove wrong
19719 Fri Jan 11 07:35:12 2002 Douglas B Rupp <rupp@gnat.com>
19721 * config/alpha/vms.h: (MD_FALLBACK_FRAME_STATE_FOR): Fix errors.
19722 Protect with IN_LIBGCC.
19723 (LINK_EH_SPEC): Add required trailing space.
19725 Fri Jan 11 09:25:05 2002 Nicola Pero <n.pero@mi.flashnet.it>
19727 * c-tree.h: Move function declarations so that they are listed
19728 under the filename which contains them.
19729 (check_identifier, finish_decl_top_level,
19730 lookup_name_current_level_global, shadow_record_fields): Remove.
19732 2002-01-11 Andreas Jaeger <aj@suse.de>
19734 * config/i386/i386.h (CPP_CPUCOMMON_SPEC): Remove duplicated
19737 2002-01-10 Richard Henderson <rth@redhat.com>
19739 * config/alpha/alpha.c (print_operand): Add 'J'.
19740 * config/alpha/alpha.md (call_osf_1_er, call_value_osf_1_er): Take a
19741 new operand with the sequence number for the lituse. When splitting
19742 the insns, use gen_movdi_er_high_g and generate a sequence number.
19743 (gen_movdi_er_high_g): Print the sequence number if non-zero.
19745 2002-01-10 Aldy Hernandez <aldyh@redhat.com>
19747 * config/rs6000/rs6000.c (altivec_init_builtins): Add support for
19748 lvebx, lvehx, lvewx, lvxl, lvx, stvx, stvebx, stvehx, stvewx,
19750 (altivec_expand_builtin): Same.
19751 (altivec_expand_stv_builtin): New.
19753 * config/rs6000/rs6000.h (rs6000_builtins): Same.
19755 * config/rs6000/rs6000.md ("altivec_lvebx"): New.
19756 ("altivec_lvehx"): New.
19757 ("altivec_lvewx"): New.
19758 ("altivec_lvxl"): New.
19759 ("altivec_lvx"): New.
19760 ("altivec_stvx"): New.
19761 ("altivec_stvebx"): New.
19762 ("altivec_stvehx"): New.
19763 ("altivec_stvewx"): New.
19764 ("altivec_stvxl"): New.
19766 2002-01-10 Richard Henderson <rth@redhat.com>
19768 * cfgrtl.c (delete_insn): Assert insn hasn't been deleted yet.
19769 * reload1.c (delete_output_reload): Zap spill_reg_store. Take
19770 care not to delete instructions twice.
19772 2002-01-10 Zack Weinberg <zack@codesourcery.com>
19774 * toplev.c: Don't declare environ (it's not used anywhere).
19775 * configure.in: Don't check for declaration of environ.
19776 * config/i386/xm-mingw32.h: Don't #define environ.
19777 * config.in, configure: Regenerate.
19779 2002-01-10 Zack Weinberg <zack@codesourcery.com>
19781 * configure.in: Set stage1_cflags for powerpc-*-darwin*.
19782 * configure: Regenerate.
19784 * config/interix.h: Set DO_GLOBAL_CTORS_BODY and
19785 DO_GLOBAL_DTORS_BODY here, not in xm-interix.h.
19786 * config/alpha/vms.h: Set INCLUDE_DEFAULTS here, not in
19788 * config/m68k/t-next: Set OTHER_FIXINCLUDES_DIRS and
19789 LIMITS_H_TEST here, not in m68k/x-next.
19790 * config/rs6000/beos.h: Set STANDARD_INCLUDE_DIR and
19791 SYSTEM_INCLUDE_DIR here, not in rs6000/xm-beos.h.
19793 * config/x-interix: Don't set RANLIB, RANLIB_TEST, SHELL,
19794 LIBGCC2_INCLUDES, or SYSTEM_HEADER_DIR.
19795 * config/alpha/x-vms: Don't set USE_COLLECT2. Add comments.
19797 * config/i386/x-djgpp: Renamed i386/t-djgpp.
19798 * config/m88k/x-dolph: Renamed m88k/t-dolph.
19799 * config/m88k/x-texXD88: Renamed m88k/t-texXD88.
19800 * config/pa/x-pa-mpeix: Renamed pa/t-mpeix. Update for
19801 replacement of quadlib.asm with quadlib.c.
19803 * config/x-interix3, config/xm-interix.h, config/i386/x-beos,
19804 config/i386/xm-osf1elf.h, config/rs6000/x-darwin,
19805 config/rs6000/xm-beos.h: Delete file.
19807 * config.gcc: Update to match above changes.
19809 2002-01-10 Kazu Hirata <kazu@hxi.com>
19811 * config/h8300/h8300.h: Fix comment typos.
19812 * config/h8300/h8300.md: Likewise.
19813 * config/h8300/lib1funcs.asm: Likewise.
19815 2002-01-10 Dale Johannesen <dalej@apple.com>
19817 PR optimization/5269
19818 * unroll.c (precondition_loop_p): Make *increment be the correct
19819 sign when n_iterations known, to avoid confusing caller.
19821 2002-01-10 Kazu Hirata <kazu@hxi.com>
19823 * doc/extend.texi (deprecated): Fix a typo.
19825 Thu Jan 10 22:35:54 CET 2002 Jan Hubicka <jh@suse.cz>
19827 * basic-block.h (update_br_prob_note): Declare.
19828 * cfgcleanup.c (try_simplify_condjump): Call update_br_prob_note.
19829 (try_forward_edges): Care negative frequencies and update note.
19830 (outgoing_edges_match): Tweek conditional merging heuristics.
19831 (try_crossjump_to_edge): use update_br_prob_note.
19832 * cfglayout.c (fixup_reorder_chain): Likewise.
19833 * cfrtl.c (update_br_prob_note): New.
19834 * ifcvt.c (dead_or_predicable): Call update_br_prob_note.
19836 * i386.c (ix86_decompose_address): Return -1 if address contains
19838 (legitimate_address_p): Require ix86_decompose_address to return 1.
19840 * gcse.c (hash_scan_set): Use CONSTANT_INSN_P.
19841 (cprop_insn): Likewise.
19843 2002-01-10 Kazu Hirata <kazu@hxi.com>
19845 * toplev.c: Fix formatting.
19846 * tree.c: Likewise.
19847 * tree-dump.c: Likewise.
19848 * unroll.c: Likewise.
19849 * unwind-dw2.c: Likewise.
19850 * unwind-dw2-fde.c: Likewise.
19851 * unwind-dw2-fde-glibc.c: Likewise.
19852 * unwind-sjlj.c: Likewise.
19854 2002-01-10 Joseph S. Myers <jsm28@cam.ac.uk>
19856 * doc/invoke.texi: Document PDP-11 options.
19858 2002-01-10 Kazu Hirata <kazu@hxi.com>
19860 * config/h8300/h8300.h: Fix formatting.
19862 2002-01-10 Ira Ruben <ira@apple.com>
19864 Add __attribute__ ((deprecated)).
19865 * extend.texi: Document __attribute__ ((deprecated)).
19866 * invoke.texi: Document -Wno-deprecated-declarations.
19867 * testsuite/g++.dg/other/deprecated.C: New C++ test.
19868 * testsuite/gcc.dg/deprecated.c: New C test.
19869 * attribs.c (enum attrs): Declare handle_deprecated_attribute().
19870 (c_common_attribute_table): Add "deprecated" entry.
19871 (handle_deprecated_attribute): New function.
19872 * c-decl.c (deprecated_states): New enum.
19873 deprecated_state: State of "deprecated" handling.
19874 (start_decl): Set deprecated_state based on attributes.
19875 (grokdeclarator): Test for deprecated uses, propagate attribute.
19876 * c-typeck.c (build_component_ref): Test for deprecated fields.
19877 (build_external_ref): Test for deprecated primaries.
19878 * diagnostic.c (warn_deprecated_use) New function to issue
19879 warnings about __attribute__ ((depricated)) references.
19880 * flags.h (warn_deprecated_decl): Extern declared for
19881 -W[no-]deprecated-declarations option.
19882 * print-tree.c (print_node): Show deprecated flag status.
19883 * toplev.c (warn_deprecated_decl): Defined.
19884 (W_options): Added "deprecated-declaration".
19885 * toplev.h (warn_deprecated_use): Extern declared.
19886 * tree.h (struct tree_common): Define deprecated_flag.
19887 (TREE_DEPRECATED): New macro to access flag.
19888 * cp/call.c (build_call): Test for deprecated calls.
19889 * cp/class.c (add_implicitly_declared_members): Set global
19890 flag to tell grokdeclarator to not issue deprecated warnings.
19891 * cp/cp-tree.h: Add extern for adding_implicit_members.
19892 * cp/decl.c (deprecated_states): New enum.
19893 (start_decl): Set deprecated_state based on attributes.
19894 (grokdeclarator): Test for deprecated uses, propagate attribute.
19895 * cp/lex.c (do_identifier): Test for deprecated primaries.
19896 * cp/typeck.c (build_component_ref): Test for deprecated fields.
19898 2002-01-10 Ira Ruben <ira@apple.com>
19900 Fix to assign attributes to inline member functions.
19901 * cp/decl.c (start_method): Handle attrlist.
19903 2002-01-10 Kazu Hirata <kazu@hxi.com>
19905 * combine.c (expand_field_assignment): Use subreg_lsb().
19907 2002-01-10 David Edelsohn <edelsohn@gnu.org>
19909 * alias.c (find_base_value): Add cases for HIGH, PRE_INC, PRE_DEC,
19910 POST_INC, POST_DEC, PRE_MODIFY, and POST_MODIFY.
19911 (find_base_term): Add cases for TRUNCATE, PRE_MODIFY, and POST_MODIFY.
19912 Recurse for any operand of AND as long as constant is non-zero.
19914 2002-01-10 Kazu Hirata <kazu@hxi.com>
19916 * config/h8300/h8300.md: Remove constraints from expanders.
19918 2002-01-10 Kazu Hirata <kazu@hxi.com>
19920 * varasm.c: Fix formatting.
19921 * varray.c: Likewise.
19922 * vmsdbgout.c: Likewise.
19923 * xcoffout.c: Likewise.
19925 Thu Jan 10 17:19:12 CET 2002 Jan Hubicka <jh@suse.cz>
19927 * cfgcleanup.c (try_forward_edges): Properly initialize nthreaded_edges;
19928 update edge probabilities to match.
19930 2002-01-10 Joseph S. Myers <jsm28@cam.ac.uk>
19932 * Makefile.in ($(docdir)/gccint.info, gccint.dvi): Add additional
19934 * doc/languages.texi, doc/sourcebuild.texi: New files.
19935 * doc/configfiles.texi: Make a subsubsection. Update.
19936 * doc/configterms.texi: Add @node. Remove warning that this isn't
19937 instructions for building GCC.
19938 * doc/makefile.texi: Make a subsection.
19939 * doc/gccint.texi: Update.
19941 Thu Jan 10 16:39:58 CET 2002 Jan Hubicka <jh@suse.cz>
19943 * i386.md (sse_mov?fcc_const0_?): Fix constraints.
19945 Thu Jan 10 12:45:50 2002 Nicola Pero <n.pero@mi.flashnet.it>
19947 * doc/cpp.texi: Document the __OBJC__ preprocessor macro.
19949 Thu Jan 10 11:19:18 CET 2002 Jan Hubicka <jh@suse.cz>
19951 * optabs.c (expand_fix): Look for wider integer modes first.
19953 * i386.md (mov?f): Avoid the fake const double trick for medium
19955 (min?f*/max?f*): Prohibit memory operands for i387 variant.
19956 (fop_df_4): Disable for SSE compilation.
19958 2002-01-10 Graham Stott <grahams@redhat.com>
19960 * dwarf2out.c (indirect_string_alloc, output_indirect_string):
19961 Move prototype into DWARF2_DEBUGGING_INFO conditional block.
19963 2002-01-10 Richard Henderson <rth@redhat.com>
19965 * config/alpha/alpha.md (extendsidi2_fix): Penalize f/f alternative.
19967 2002-01-10 Richard Henderson <rth@redhat.com>
19969 * regrename.c (find_oldest_value_reg): Fix typo in mode change check.
19970 (copyprop_hardreg_forward_1): Likewise. Use mode_change_ok.
19972 2002-01-10 Kazu Hirata <kazu@hxi.com>
19974 * combine.c (can_combine_p): Fix a comment typo.
19976 2002-01-09 Zack Weinberg <zack@codesourcery.com>
19978 * Makefile.in (s-gencheck, s-options, s-specs): Handle an
19979 empty list correctly. Change loop index $t to $f for
19980 consistency with rest of Makefile.
19982 2002-01-08 Aldy Hernandez <aldyh@redhat.com>
19984 * testuite/gcc.dg/altivec-4.c: Add test for mtvscr, dssall,
19985 mfvscr, dss, lvsl, lvsr, dstt, dstst, dststt, dst.
19987 * config/rs6000/rs6000.c (altivec_expand_builtin): Add support for
19988 mtvscr, dssall, mfvscr, dss, lvsl, lvsr, dstt, dst, dstst, dststt.
19989 (altivec_init_builtins): Same.
19990 (altivec_expand_unop_builtin): Return NULL_RTX on error.
19991 (altivec_expand_binop_builtin): Same.
19992 (altivec_expand_ternop_builtin): Same.
19995 * config/rs6000/rs6000.md ("altivec_mtvscr"): New.
19996 ("altivec_vctuxs"): Fix typo.
19997 ("altivec_vnmsubfp"): Same.
19998 ("altivec_dssall"): New.
19999 ("altivec_mfvscr"): New.
20000 ("altivec_dss"): New.
20001 ("altivec_lvsl"): New.
20002 ("altivec_lvsr"): New.
20003 ("altivec_dstt"): New.
20004 ("altivec_dstst"): New.
20005 ("altivec_dststt"): New.
20006 ("altivec_dst"): New.
20008 * config/rs6000/rs6000.h (rs6000_builtins): Add mtvscr, dssall,
20009 mfvscr, dss, lvsl, lvsr, dstt, dstst, dststt, dst.
20011 2002-01-09 Richard Henderson <rth@redhat.com>
20013 * config/alpha/alpha.md (prologue_mcount): Remove lituse_jsr reloc.
20015 2002-01-10 Hans-Peter Nilsson <hp@bitrange.com>
20017 * config/mmix/mmix.c (mmix_asm_identify_gcc): Remove unused
20019 * config/mmix/mmix-protos.h (mmix_asm_identify_gcc): Don't
20021 * config/mmix/mmix.h (ASM_IDENTIFY_GCC): Remove unused macro.
20023 2002-01-09 Kazu Hirata <kazu@hxi.com>
20025 * read-rtl.c: Fix formatting.
20026 * real.c: Likewise.
20027 * regclass.c: Likewise.
20028 * regrename.c: Likewise.
20029 * reg-stack.c: Likewise.
20030 * reload1.c: Likewise.
20031 * reload.c: Likewise.
20034 2002-01-09 Kazu Hirata <kazu@hxi.com>
20036 * rtlanal.c (find_reg_fusage): Use XEXP instead of SET_DEST
20037 to extract items in the expr_list chain.
20039 2002-01-09 Richard Henderson <rth@redhat.com>
20041 * config/vax/vax.c (vax_rtx_cost): Never abort.
20043 * config/vax/vax.h (REAL_ARITHMETIC): Define.
20045 2002-01-09 Jan Hubicka <jh@suse.cz>
20047 * gcse.c (cprop_jump): Delete insn if simplified jump is no-op.
20049 2002-01-09 Richard Henderson <rth@redhat.com>
20051 * config/arm/arm.c (arm_gen_constant): Use trunc_int_for_mode.
20052 Unify code from various alternatives.
20054 2002-01-09 Richard Henderson <rth@redhat.com>
20056 * regrename.c (copy_value): Ignore the copy if the source register
20057 is present in the value chain with a narrower mode.
20059 2002-01-09 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
20061 * real.c (c4xtoe, toc4x): Do some special conversion on long doubles
20062 for the c4x target. Also improve layout.
20064 2002-01-09 Richard Henderson <rth@redhat.com>
20066 * config/m32r/m32r.c (move_src_operand): Fix 32-bit int test.
20067 * config/m32r/m32r.md (and ior xor splitters): Swap operands
20068 to match insn patterns.
20070 2002-01-09 Richard Henderson <rth@redhat.com>
20072 * regrename.c (find_oldest_value_reg): Use gen_rtx_raw_REG.
20073 (copyprop_hardreg_forward_1): Likewise.
20075 2002-01-09 John David Anglin <dave@hiauly1.hia.nrc.ca>
20077 * pa.md (decrement_and_branch_until_zero): Change predicate for
20078 operand 0 from register_operand to reg_or_nonsymb_mem_operand.
20080 2002-01-09 Bryce McKinlay <bryce@waitaki.otago.ac.nz>
20082 * ginclude/stddef.h: Define _BSD_WCHAR_T_DEFINED_ if _BSD_WCHAR_T_
20083 gets undefined. For Darwin.
20085 2002-01-09 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
20087 * config/c4x/c4x.h: Use PUSH_ARGS and PUSH_ROUNDING for stack passing.
20089 2002-01-09 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
20091 * config/c4x/c4x/md: Remove extraneous constraints from define_splits.
20093 2002-01-08 Richard Henderson <rth@redhat.com>
20095 * regrename.c (copy_value): Ignore overlapping copies.
20097 2002-01-08 Richard Henderson <rth@redhat.com>
20099 * config/alpha/alpha.c (alpha_split_conditional_move): Call copy_rtx
20100 as needed to avoid shared structure.
20102 2002-01-08 Kazu Hirata <kazu@hxi.com>
20104 * config/h8300/h8300.c (get_shift_alg): Fix 15-bit LSHIFTRT on
20107 2002-01-08 Joseph S. Myers <jsm28@cam.ac.uk>
20109 * doc/tm.texi (EASY_DIV_EXPR, IMPLICIT_FIX_EXPR,
20110 LONGJMP_RESTORE_FROM_STACK, MAX_INT_TYPE_SIZE): Remove
20111 documentation of obsolete macros.
20112 * system.h: Poison these macros.
20113 * config/1750a/1750a.h, config/a29k/a29k.h, config/alpha/alpha.h,
20114 config/arc/arc.h, config/arm/arm.h, config/avr/avr.h,
20115 config/c4x/c4x.h, config/clipper/clipper.h,
20116 config/convex/convex.h, config/cris/cris.h, config/d30v/d30v.h,
20117 config/dsp16xx/dsp16xx.h, config/elxsi/elxsi.h,
20118 config/fr30/fr30.h, config/h8300/h8300.h, config/i370/i370.h,
20119 config/i386/i386.h, config/i860/i860.h, config/i960/i960.h,
20120 config/ia64/ia64.h, config/m32r/m32r.h, config/m68hc11/m68hc11.h,
20121 config/m68k/m68k.h, config/m88k/m88k.h, config/mcore/mcore.h,
20122 config/mips/mips.h, config/mmix/mmix.h, config/mn10200/mn10200.h,
20123 config/mn10300/mn10300.h, config/ns32k/ns32k.h, config/pa/pa.h,
20124 config/pdp11/pdp11.h, config/pj/pj.h, config/romp/romp.h,
20125 config/rs6000/rs6000.h, config/s390/s390.h, config/sh/sh.h,
20126 config/sparc/sparc.h, config/stormy16/stormy16.h,
20127 config/v850/v850.h, config/vax/vax.h, config/we32k/we32k.h: Remove
20128 definitions and commented out definitions of obsolete macros.
20129 * config/mips/iris5.h (MAX_WCHAR_TYPE_SIZE): Don't define in terms
20130 of MAX_INT_TYPE_SIZE.
20132 2002-01-08 Ulrich Weigand <uweigand@de.ibm.com>
20134 * config/s390/s390.c (s390_preferred_reload_class): Never
20135 return ADDR_REGS if it isn't a subset of the given class.
20136 * config/s390/s390.h (REGISTER_MOVE_COST): Penalize not just
20137 FP_REGS, but all superclasses as well.
20139 * config/s390/s390.c (s390_function_profiler): Fix thinko.
20141 * config/s390/s390.md (cmpdi_ccu_mem, cmpsi_ccu_mem,
20142 cmphi_ccu_mem, cmpqi_ccu_mem): First operand of compare
20143 must not be a const_int.
20145 2002-01-08 Richard Henderson <rth@redhat.com>
20147 * Makefile.in (toplev.o): Depend on options.h.
20148 (gcc.o): Depend on specs.h.
20150 2002-01-08 Jakub Jelinek <jakub@redhat.com>
20152 * expr.c (store_expr): Convert VOIDmode constants back to target's
20155 2002-01-08 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
20157 * doc/invoke.texi: Markup gcc as @command. Refer to
20158 http://gcc.gnu.org/onlinedocs/gcc/Contributors.html instead
20159 of http://gcc.gnu.org/thanks.html.
20161 2002-01-08 Dale Johannesen <dalej@apple.com>
20163 * config/rs6000/rs6000.md: Add missing int register
20164 target case to movdf_low.
20166 2002-01-08 Zack Weinberg <zack@codesourcery.com>
20168 * Makefile.in (cs-tconfig.h): Don't depend on $(CONFIG_H) or
20169 except.h. Remove commands to define USING_SJLJ_EXCEPTIONS.
20170 (cppinit.o): Depend on except.h.
20171 (gencheck.h, options.h, specs.h, s-gencheck, s-options,
20172 s-specs): New rules.
20174 * configure.in: Don't AC_DEFINE_UNQUOTED PACKAGE or VERSION.
20175 Don't create specs.h/options.h/gencheck.h here. Remove
20176 unnecessary variable settings from last argument of AC_OUTPUT.
20177 * config.in, configure: Regenerate.
20178 * intl.c: Hardcode package name as "gcc".
20180 * cppinit.c: Include except.h.
20181 (builtin_array): Define __USING_SJLJ_EXCEPTIONS__ when
20183 * unwind-dw2.c, unwind-sjlj.c, config/ia64/unwind-ia64.c:
20184 Use #if(n)def __USING_SJLJ_EXCEPTIONS, not #if
20185 (!)USING_SJLJ_EXCEPTIONS.
20186 * doc/cpp.texi: Document __USING_SJLJ_EXCEPTIONS__.
20188 2002-01-08 Joseph S. Myers <jsm28@cam.ac.uk>
20190 * doc/tm.texi (ASM_OUTPUT_EH_REGION_BEG, ASM_OUTPUT_EH_REGION_END,
20191 ASM_OUTPUT_LABELREF_AS_INT, DOESNT_NEED_UNWINDER, EH_TABLE_LOOKUP,
20192 OBJC_SELECTORS_WITHOUT_LABELS, OMIT_EH_TABLE): Remove
20193 documentation of obsolete macros.
20194 * system.h: Poison these macros.
20195 * config/d30v/d30v.h, config/ns32k/encore.h,
20196 config/stormy16/stormy16.h: Remove definitions and commented out
20197 definitions of obsolete macros.
20199 Tue Jan 8 15:56:41 2002 Nicola Pero <nicola@brainstorm.co.uk>
20201 * objc/objc-act.c (handle_class_ref): Mark the declaration of
20202 %sobjc_class_ref_%s as used - to prevent unwanted compiler
20205 2002-01-08 Ulrich Weigand <uweigand@de.ibm.com>
20207 * config/s390/linux.h (ASM_OUTPUT_LABELREF): Remove.
20208 * config/s390/s390.c (s390_emit_epilog): Add REG_FRAME_RELATED_EXPR
20209 to insn adjusting stack/frame pointer.
20210 * config/s390/s390.md (reload_la_64, reload_la_31): Do not
20211 accept operands that cause the insn to be non-splittable.
20213 2002-01-08 Graham Stott <grahams@redhat.com>
20215 * c-tree.h (C_TYPE_FIELDS_READONLY): Uppercase macro parameter.
20216 (C_TYPE_FIELDS_VOLATILE): Likewise.
20217 (C_TYPE_BEING_DEFINED): Likewise.
20218 (C_IS_RESERVED_WORD): Likewise.
20219 (C_TYPE_VARIABLE_SIZE): Likewise.
20220 (C_DECL_VARIABLE_SIZE): Likewise.
20221 (C_MISSING_PROTOTYPE_WARNED): Likewise.
20222 (C_SET_EXP_ORIGINAL_CODE): Likewise.
20223 (C_TYPEDEF_EXPLICITLY_SIGNED): Uppercase macro parameter and remove
20225 (C_DECL_ANTICIPATED): Likewise.
20226 (c_build_type_variant): Add parenthesis.
20228 2002-01-08 Joseph S. Myers <jsm28@cam.ac.uk>
20230 * gcc.c (option_map): Remove --version.
20231 (process_command): Handle -fversion following the GNU Coding
20232 Standards. Partially addresses PR other/704.
20234 2002-01-08 Graham Stott <grahams@redhat.com>
20236 * combine.c (combine_instructions): Fix typo.
20238 2002-01-08 Graham Stott <grahams@redhat.com>
20240 * debug.h: Use "tree" and "rtx" throughout.
20242 * debug.c: Likewise.
20244 2002-01-08 Nick Clifton <nickc@cambridge.redhat.com>
20246 * dbxout.c (dbxout_symbol_location): If a symbol ref is in the
20247 constant pool, use the pool's version of the symbol instead.
20249 2002-01-07 Richard Henderson <rth@redhat.com>
20251 * regrename.c (find_oldest_value_reg): Ignore the value chain if
20252 the original register was copied in a mode with a fewer number of
20253 hard registers than the desired mode.
20254 (copyprop_hardreg_forward_1): Likewise.
20255 (debug_value_data): Fix loop test.
20256 * toplev.c (parse_options_and_default_flags): Reenable
20257 -fcprop-registers at -O1.
20259 2002-01-07 Aldy Hernandez <aldyh@redhat.com>
20261 * config/rs6000/rs6000.c (bdesc_2arg): Add altivec predicates.
20262 (altivec_init_builtins): New node v4si_ftype_v16qi_v16qi.
20264 * config/rs6000/rs6000.h (rs6000_builtins): Add enums for altivec
20267 * config/rs6000/rs6000.md: Add altivec predicate patterns.
20269 2002-01-07 John David Anglin <dave@hiauly1.hia.nrc.ca>
20271 * pa.c (FUNC_BEGIN_PROLOG_LABEL, current_function_number): Define.
20272 (pa_output_function_prologue): Output local label at the beginning of
20273 the prologue when profiling.
20274 (hppa_profile_hook): Use the local label rather than the function label.
20275 * pa.h (PROFILE_BEFORE_PROLOGUE): Define.
20277 2002-01-07 Aldy Hernandez <aldyh@redhat.com>
20279 * config/rs6000/rs6000.c (print_operand): Remove extra space.
20280 (altivec_expand_unop_builtin): Fix thinko.
20281 (altivec_expand_binop_builtin): Same.
20282 (altivec_expand_ternop_builtin): Same.
20283 (altivec_expand_builtin): Same.
20285 2002-01-07 Richard Henderson <rth@redhat.com>
20287 * config/rs6000/xcoff.h (ASM_FILE_START): Reverted to profile_flag.
20289 2002-01-07 Jason Merrill <jason@redhat.com>
20291 * unwind-dw2.c (execute_cfa_program): Use < again.
20293 2002-01-07 Jakub Jelinek <jakub@redhat.com>
20295 * predict.c (combine_predictions_for_insn): Avoid division by zero.
20297 2002-01-07 Jakub Jelinek <jakub@redhat.com>
20299 * simplify-rtx.c (simplify_plus_minus): Bump n_ops for NOT.
20300 Don't allow -1 - x -> ~x simplifications in the first pass.
20302 2002-01-07 Aldy Hernandez <aldyh@redhat.com>
20304 * rs6000.c (altivec_expand_ternop_builtin): Don't die on invalid
20306 (altivec_expand_binop_builtin): Same.
20307 (altivec_expand_unop_builtin): Same.
20308 (print_operand): Fix typo.
20309 (bdesc_1arg): Add vupk* variants.
20311 * rs6000.h (rs6000_builtins): Add vupk* enums.
20313 * rs6000.md: Add altivec_vupk* variants.
20315 2002-01-07 Joseph S. Myers <jsm28@cam.ac.uk>
20317 * doc/gcc.texi, doc/gccint.texi, doc/cppinternals.texi,
20318 doc/install.texi, doc/invoke.texi, doc/rtl.texi: Update copyright
20319 and last update dates.
20321 2002-01-07 Janis Johnson <janis187@us.ibm.com>
20323 * doc/rtl.texi (Flags): Clean up documentation of RTL flags
20325 2002-01-07 Marek Michalkiewicz <marekm@amelek.gda.pl>
20327 * config/avr/avr.c (avr_mcu_types): Add new MCU types.
20328 * config/avr/avr.h (CPP_SPEC): Likewise.
20329 (LINK_SPEC): Likewise.
20330 (CRT_BINUTILS_SPECS): Likewise.
20331 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
20332 * doc/invoke.texi (AVR Options): Document them.
20334 Mon Jan 7 11:59:34 CET 2002 Jan Hubicka <jh@suse.cz>
20336 * unroll.c (copy_loop_body): Always properly update JUMP_LABEL and
20339 2002-01-07 Graham Stott <grahams@redhat.com>
20341 * config/i386/i386.h: Update copyright date.
20342 (HALF_PIC_PTR): Add parenthesis.
20343 (OPTIMIZATION_OPTIONS): Whitespace, add parenthesis and wrap.
20344 (CONSTANT_ALIGNMENT): Add parenthesis.
20345 (DATA_ALIGNMENT): Likewise.
20346 (LOCAL_ALIGNMENT): Likewise.
20347 (FUNCTION_ARG_BOUNDARY): Whitespace, add parenthesis and wrap.
20348 (IS_STACK_MODE): Uppercase macro parameter, add parenthesis and wrap.
20349 (CONDITIONAL_REGISTER_USAGE): Wrap in do {...} while (0).
20350 (HARD_REGNO_NREGS): Add paranethesis.
20351 (VALID_SSE_REG_MODE): Whitespace.
20352 (VALID_MMX_REG_MODE): Whitespace.
20353 (VALID_FP_MODE_P): Uppercase macros parameter and whitespace.
20354 (ix86_hard_regno_mode_ok): Add parenthesis.
20355 (HARD_REGNO_CALLER_SAVE_MODE): Whitespace.
20356 (RETURN_IN_MEMORY): Whitespace.
20357 (N_REG_CLASSES): Add parenthesis.
20358 (INTEGER_CLASS_P): Add parenthesis and wrap.
20359 (FLOAT_CLASS_P): Likewise.
20360 (SSE_CLASS_P): Likewise.
20361 (MMX_CLASS_P): Likewise.
20362 (MAYBE_INTEGER_CLASS_P): Likewise.
20363 (MAYBE_FLOAT_CLASS_P): Likewise.
20364 (MAYBE_SSE_CLASS_P): Likewise.
20365 (MAYBE_MMX_CLASS_P): Likewise.
20366 (Q_CLASS_P): Likewise.
20367 (GENERAL_REGNO_P): Uppercase macro parameter.
20368 (REX_INT_REGNO_P): Uppercase macro parameter and wrap.
20369 (FP_REGNO_P): Likewise.
20370 (ANY_FP_REGNO_P): Uppercase macro parameter.
20371 (SSE_REGNO_P): Likewise.
20372 (SSE_REGNO): Likewise.
20373 (SSE_REG_P): Likewise.
20374 (SSE_FLOAT_MODE_P): Likewise.
20375 (MMX_REGNO_P): Likewise.
20376 (MMX_REG_P):Likewise.
20377 (STACK_REG_P): Likewise.
20378 (NON_STACK_REG_P): Likewise.
20379 (STACK_TOP_P): Likewise.
20380 (CONVERT_HARD_REGISTER_TO_SSA_P): Add parenthesis.
20381 (PREFERRED_RELOAD_CLASS): Add parenthesis and whitespace.
20382 (SECONDARY_MEMORY_NEEDED): Likewise.
20383 (SECONDARY_OUTPUT_RELOAD_CLASS): Whitespace.
20384 (MD_ASM_CLOBBERS): Whitespace and wrap.
20385 (MUST_PASS_IN_STACK): Whitespace and wrap.
20386 (RETURN_POPS_ARGS): Add parenthesis.
20387 (INIT_CUMULATIVE_ARGS): Likewise.
20388 (FUNCTION_ARG): Likewise.
20389 (FUNCTION_OK_FOR_SIBCALL): Add parenthesis and whitespace.
20390 (SETUP_INCOMING_VARARGS): Likewise.
20391 (BUILD_VA_LIST_TYPE): Add parenthesis.
20392 (EXPAND_BUILTIN_VA_START): Uppercase macro paremeters and add
20394 (EXPAND_BUILTIN_VA_ARG): Likewise.
20395 (FUNCTION_PROFILER): Wrap in do { ... } while (0) and add parenthesis.
20396 (INITIALIZE_TRAMPOLINE): Add parenthesis.
20397 (INITIAL_ELIMINATION_OFFSET): Likewise.
20398 (REGNO_OK_FOR_INDEX_P): Add parenthesis.
20399 (REGNO_OK_FOR_BASE_P): Likewise.
20400 (REGNO_OK_FOR_SIREG_P): Add parenthesis and wrap.
20401 (REGNO_OK_FOR_DIREG_P): Likewise.
20402 (REG_OK_FOR_INDEX_P): Whitespace.
20403 (REG_OK_FOR_BASE_P): Whitespace.
20404 (GO_IF_LEGITIMATE_ADDRESS): Wrap in do { ... } while (0) and add
20406 (FIND_BASE_TERM): Fix typo.
20407 (LEGITIMIZE_ADDRESS): Wrap in { .. } while (0) and add parenthesis.
20408 (REWRITE_ADDRESS): Uppercase macro parameter and whitespace.
20409 (SYMBOLIC_CONST; Whitespace.
20410 (GO_IF_MODE_DEPENDENT_ADDRESS):Wrap in { .. } while (0) and wrap.
20411 (ENCODE_SECTION_INFO): Whitespace.
20412 (FINALIZE_PIC): Remove do { ... } while (0).
20413 (PROMOTE_MODE): Wrap in do { ... } while (0).
20414 (CONST_COSTS): Whitespace.
20415 (RTX_COSTS): Add paramethesis, whitespace and wrap.
20416 (REGISTER_MOVE_COST): Add parenthesis.
20417 (MEMORY_MOVE_COST): Likewise.
20418 (EXTRA_CC_MODES): Whitespace.
20419 (SELECT_CC_MODE): Add parenthesis and whitespace.
20420 (DBX_REGISTER_NUMBER): Uppercase macro parameter and add parenthsis.
20421 (ASM_PREFERRED_EH_DATA_FORMAT): Add parenthesis and whitespace.
20422 (ASM_OUTPUT_LABEL): Add paramethesis.
20423 (ASM_OUTPUT_REG_PUSH): Add parenthesis and whitespace.
20424 (ASM_OUTPUT_REG_POP): Likewise.
20425 (ASM_OUTPUT_ADDR_VEC_ELT): Add parenthesis.
20426 (ASM_OUTPUT_ADDR_DIFF_ELT): Likewise.
20428 * config/i386/i386.c: Update copyright.
20429 (CHECK_STACK_LIMIT): Add parenthesis.
20430 (AT_BP): Uppercase macro parameter.
20431 (x86_64_int_parameter_registers): Constify.
20432 (x86_64_int_return_registers): Likewise.
20433 (ix86_compare_op0): Use rtx.
20434 (construct_container): Constify INTREG parameter.
20435 (function_arg): Use rtx.
20437 * diagnostic.h: Update copyright date.
20438 (output_buffer_state): Add parenthesis.
20439 (output_buffer_format_args): Likewise.
20441 * combine.c (combine_instructions): Replace XEXP (links, 0)
20444 2002-01-06 H.J. Lu <hjl@gnu.org>
20446 * cfgcleanup.c (thread_jump): Fix 2 typos.
20448 2002-01-06 Aldy Hernandez <aldyh@redhat.com>
20450 * config.gcc: Add support for --enable-altivec.
20452 2002-01-06 Craig Rodrigues <rodrigc@gcc.gnu.org>
20454 * emit-rtl.c (gen_highpart): Add check for NULL_RTX.
20456 2002-01-06 Jakub Jelinek <jakub@redhat.com>
20458 * objc/objc-act.c (handle_impent): Use assemble_variable to emit
20459 __objc_class_name_*.
20461 2002-01-06 Craig Rodrigues <rodrigc@gcc.gnu.org>
20463 * doc/install.texi (sparcv9-*-solaris2*): Add documentation.
20465 2002-01-06 Richard Henderson <rth@redhat.com>
20467 * reorg.c (emit_delay_sequence): Remove death notes, not merely
20468 nop them out. Increment label reference count for REG_LABEL.
20469 (fill_slots_from_thread): Frob label reference count around
20470 delete_related_insns.
20472 2002-01-05 Richard Henderson <rth@redhat.com>
20474 * cfgcleanup.c (try_forward_edges): Detect infinite loops while
20477 2002-01-05 Richard Henderson <rth@redhat.com>
20479 * c-decl.c (c_expand_body): Don't call outlining_inline_function.
20480 * integrate.c (output_inline_function): Likewise.
20481 * toplev.c (rest_of_compilation): Do it here instead. Move call
20482 to remove_unnecessary_notes after emitting abstract instance.
20483 Force an emitted nested function to have its parent emited as well.
20484 * dwarf2out.c (loc_descriptor_from_tree): Read mode after checking
20486 (rtl_for_decl_location): Do not look at reload data structures
20487 before reload has run.
20489 2002-01-05 Kazu Hirata <kazu@hxi.com>
20491 * cse.c: Fix formatting.
20492 * dwarf2asm.c: Likewise.
20493 * dwarf2out.c: Likewise.
20494 * explow.c: Likewise.
20495 * expmed.c: Likewise.
20496 * function.c: Likewise.
20497 * gcov.c: Likewise.
20498 * gencheck.c: Likewise.
20499 * genrecog.c: Likewise.
20500 * ggc-common.c: Likewise.
20501 * ggc-page.c: Likewise.
20502 * global.c: Likewise.
20504 2002-01-05 Kazu Hirata <kazu@hxi.com>
20506 * combine.c: Fix formatting.
20508 2002-01-05 Craig Rodrigues <crodrigu@bbn.com>
20511 * config/ia64/ia64.h (RENAME_EXTENDED_BLOCKS): Remove.
20513 2002-01-05 David Edelsohn <edelsohn@gnu.org>
20515 * config/rs6000/rs6000.h (TARGET_POWERPC): For IN_LIBGCC2, define
20516 as 1 for __powerpc64__ as well.
20518 * config/rs6000/t-aix43 (T_ADAFLAGS): Define.
20520 * alias.c (find_base_value, PLUS/MINUS): If we found a base,
20523 2002-01-05 Daniel Berlin <dan@dberlin.org>
20525 * lcm.c: Revert change, due to performance regression it causes on
20526 SPEC because it's slightly more conservative (sigh, I hate
20529 Sat Jan 5 11:52:05 CET 2002 Jan Hubicka <jh@suse.cz>
20531 * cfgcleanup.c (try_forward_edges): Allow multiple jump threading.
20533 2002-01-05 Neil Booth <neil@daikokuya.demon.co.uk>
20535 * doc/cppinternals.texi: Update.
20537 2002-01-05 Hans-Peter Nilsson <hp@bitrange.com>
20539 * doc/invoke.texi (Option Summary) <MMIX Options>: Document
20540 -mbranch-predict, -mreg-stack-fill-bug-workaround and their
20542 (MMIX Options): Ditto. Fix item/itemx typo for -mno-zero-extend.
20543 * config/mmix/mmix.c (mmix_target_asm_function_prologue): Rework
20544 kludge for pre-october-14th mmix versions to handle new-found bug
20545 with PUSHJ/PUSHGO and the register stack.
20546 * config/mmix/mmix.h (struct machine_function): Rename member
20547 has_call_value_without_parameters to has_call_without_parameters.
20548 All referers changed.
20549 (TARGET_MASK_REG_STACK_FILL_BUG, TARGET_DEFAULT
20550 TARGET_MASK_BRANCH_PREDICT): New macros.
20551 (TARGET_SWITCHES): New options -mreg-stack-fill-bug-workaround,
20552 -mno-reg-stack-fill-bug-workaround.
20553 * config/mmix/mmix.md ("call"): Set struct machine member
20554 has_call_without_parameters.
20556 Sat Jan 5 02:20:22 CET 2002 Jan Hubicka <jh@suse.cz>
20558 * cfgcleanup.c (thread_jump): Fix handling of reversed branches.
20560 Sat Jan 5 01:35:29 CET 2002 Jan Hubicka <jh@suse.cz>
20562 * cfgcleanup.c: Include tm_p.h
20563 (mark_effect): Fix handling of hard register; fix handling of SET
20565 2002-01-04 Kazu Hirata <kazu@hxi.com>
20567 * config/h8300/h8300.md (anonymous patterns): Check that
20568 operands are registers before using REGNO on them.
20570 2002-01-03 Roland McGrath <roland@frob.com>
20572 * doc/invoke.texi (RS/6000 and PowerPC Options): Add -mcall-gnu.
20574 2002-01-04 Jakub Jelinek <jakub@redhat.com>
20576 * tree.h (expand_expr_stmt_value): Add maybe_last argument.
20577 * c-common.h (genrtl_expr_stmt_value): Likewise.
20578 * stmt.c (expand_expr_stmt): Pass 1 as maybe_last.
20579 (expand_expr_stmt_value): Add maybe_last argument.
20580 Don't warn about statement with no effect if it is the last statement
20581 in expression statement.
20582 * c-semantics.c (genrtl_expr_stmt): Pass 1 as maybe_last.
20583 (genrtl_expr_stmt_value): Add maybe_last argument, pass it down to
20584 expand_expr_stmt_value.
20585 (expand_stmt) [EXPR_STMT]: Pass 1 as maybe_last to
20586 genrtl_expr_stmt_value if t is the last EXPR_STMT in its scope.
20587 * expr.c (expand_expr) [LABELED_BLOCK_EXPR, LOOP_EXPR]: Pass 1
20588 as maybe_last to expand_expr_stmt_value.
20590 Fri Jan 4 11:45:05 2002 Jeffrey A Law (law@redhat.com)
20592 * c-common.c (c_expand_start_cond): Expect the IF_STMT node to
20593 be passed in, do not build it.
20594 (c_begin_if_stmt): New function.
20595 (c_begin_while_stmt, c_finish_while_stmt_cond): Likewise.
20596 * c-common.h (c_expand_start_cond): Update prototype.
20597 (c_begin_if_stmt): Prototype new function.
20598 (c_begin_while_stmt, c_finish_while_stmt_cond): Likewise.
20599 * c-parse.in (if_prefix): Use c_begin_if_stmt,
20600 c_begin_while_stmt and c_finish_while_stmt_cond.
20602 2002-01-04 William Cohen <wcohen@redhat.com>
20604 * config/pa/elf.h (ASM_FILE_START): Reverted to profile_flag.
20605 * config/pa/pa-linux.h (ASM_FILE_START): Likewise.
20606 * config/pa/pa64-hpux.h (ASM_FILE_START): Likewise.
20607 * config/pa/som.h (ASM_FILE_START): Likewise.
20609 2002-01-04 Daniel Berlin <dan@cgsoftware.com>
20611 * lcm.c: Include df.h.
20612 Add available_transfer_function prototype.
20613 (compute_available): Rework to use iterative dataflow framework.
20614 (struct bb_info): s/bb_info/lcm_bb_info/g to avoid conflict
20615 with bb_info in df.h
20616 (available_transfer_function): New function.
20618 * Makefile.in (lcm.o): add df.h to dependencies.
20620 2002-01-04 Richard Henderson <rth@redhat.com>
20622 * config/alpha/alpha.c (some_operand): Accept HIGH.
20623 (input_operand): Likewise; accept simple references to globals.
20624 (alpha_const_ok_for_letter_p): New, outlined from alpha.h.
20625 (alpha_const_double_ok_for_letter_p): Likewise.
20626 (alpha_extra_constraint): Likewise.
20627 (alpha_preferred_reload_class): Likewise. Do not force
20628 symbolic constants to memory.
20629 (alpha_legitimate_address_p): Accept simple references
20630 to small_symbolic_operand.
20631 (alpha_legitimize_address): New arg scratch. Be prepared to be
20632 called when no_new_pseudos. Emit simple symbolic references.
20633 Split integers into low, high, and rest.
20634 (alpha_expand_mov): Use alpha_legitimize_address.
20635 (some_small_symbolic_mem_operand): New.
20636 (split_small_symbolic_mem_operand): New.
20637 * config/alpha/alpha-protos.h: Update.
20638 * config/alpha/alpha.h (CONST_OK_FOR_LETTER_P): Out-line.
20639 (CONST_DOUBLE_OK_FOR_LETTER_P): Likewise.
20640 (EXTRA_CONSTRAINT): Likewise.
20641 (PREFERRED_RELOAD_CLASS): Likewise.
20642 (LEGITIMIZE_ADDRESS): Update for alpha_legitimize_address change.
20643 (PREDICATE_CODES): Update.
20644 * config/alpha/alpha.md: New post-reload splitters to convert
20645 simplfied symbolic operands to the form that references $29.
20646 (divide expanders): Use emit_move_insn, not gen_movdi_er_high_g.
20647 (movdi_er_nofix, movdi_er_fix): Accept any symbolic operand.
20649 2002-01-03 Richard Henderson <rth@redhat.com>
20651 * local-alloc.c (function_invariant_p): Update commentary.
20653 2002-01-04 H.J. Lu <hjl@gnu.org>
20655 * toplev.c (rest_of_compilation): Fix a typo when calling
20658 2002-01-03 Kazu Hirata <kazu@hxi.com>
20660 * c-common.c: Fix formatting.
20661 * diagnostic.c: Likewise.
20662 * doloop.c: Likewise.
20663 * dwarf2out.c: Likewise.
20665 2002-01-03 Kazu Hirata <kazu@hxi.com>
20667 * config/h8300/h8300.c (output_logical_op): Use 'not.w' instead
20668 of 'neg.w' when xoring with 0x0000ffff or 0xffff0000.
20670 2002-01-03 Neil Booth <neil@daikokuya.demon.co.uk>
20672 * cpperror.c: Update comments and copyright.
20673 * cppexp.c, cppfiles.c, cpphash.c, cpphash.h, cppinit.c,
20674 cpplex.c, cpplib.c, cpplib.h, cppmacro.c, cppmain.c: Similarly.
20676 2002-01-03 John David Anglin <dave@hiauly1.hia.nrc.ca>
20678 * collect2.c (main): Use strcmp when testing for "-shared".
20680 2002-01-03 Neil Booth <neil@daikokuya.demon.co.uk>
20682 * cppmacro.c: Don't include intl.h. Update comments.
20683 (new_number_token): Allocate enough buffer for 64-bit unsigned
20684 integers; update prototype.
20685 * cppmain.c: Update comments.
20687 2002-01-03 William Cohen <wcohen@redhat.com>
20689 * function.h (struct function): Add profile.
20690 (current_function_profile): New.
20691 doc/extend.texi: Update documentation.
20692 * final.c (final_start_function): Use current_function_profile
20693 instead of profile_flag.
20694 (profile_after_prologue): Likewise.
20695 * function.c (expand_function_start): Likewise.
20696 (expand_function_start): Likewise.
20697 * config/alpha/alpha.c (direct_call_operand):
20698 (alpha_does_function_need_gp): Likewise.
20699 (alpha_expand_prologue): Likewise.
20700 * config/arm/arm.c (arm_expand_prologue): Likewise.
20701 thumb_expand_prologue: Likewise.
20702 * config/d30v/d30v.c (d30v_stack_info): Likewise.
20703 * config/fr30/fr30.c (MUST_SAVE_RETURN_POINTER): Likewise.
20704 (fr30_expand_prologue): Likewise.
20705 * config/i386/cygwin.h (SUBTARGET_PROLOGUE): Likewise.
20706 * config/i386/i386.c (ix86_osf_output_function_prologue): Likewise.
20707 * config/i386/i386.h (FINALIZE_PIC): Likewise.
20708 * config/i386/win32.h (SUBTARGET_PROLOGUE): Likewise.
20709 * config/i960/i960.c (i960_output_function_prologue): Likewise.
20710 * config/ia64/ia64.c (ia64_compute_frame_size): Likewise.
20711 * config/m32r/m32r.c (MUST_SAVE_RETURN_ADDR): Likewise.
20712 (m32r_expand_prologue): Likewise.
20713 * config/m88k/m88k.c (m88k_layout_frame): Likewise.
20714 (m88k_expand_prologue): Likewise.
20715 * config/m88k/m88k.h (ADJUST_INSN_LENGTH): Likewise.
20716 * config/mips/mips.c (compute_frame_size): Likewise.
20717 (mips_expand_prologue): Likewise.
20718 (mips_can_use_return_insn): Likewise.
20719 * config/pa/elf.h (ASM_FILE_START): Likewise.
20720 * config/pa/pa-linux.h (ASM_FILE_START): Likewise.
20721 * config/pa/pa64-hpux.h (ASM_FILE_START): Likewise.
20722 * config/pa/som.h (ASM_FILE_START): Likewise.
20723 * config/romp/romp.c (romp_using_r14): Likewise.
20724 * config/rs6000/rs6000.c (first_reg_to_save): Likewise.
20725 (rs6000_stack_info): Likewise.
20726 * config/rs6000/sysv4.h (ASM_DECLARE_FUNCTION_NAME): Likewise.
20727 * config/rs6000/xcoff.h (ASM_FILE_START): Likewise.
20728 * config/v850/v850.c (compute_register_save_size): Likewise.
20730 2002-01-03 Jakub Jelinek <jakub@redhat.com>
20732 * simplify-rtx.c (simplify_binary_operation) [DIV]: If
20733 gen_lowpart_common fails, use gen_lowpart_SUBREG.
20735 2002-01-03 Turly O'Connor <turly@apple.com>
20737 * darwin.c (machopic_output_possible_stub_label): Don't generate
20738 stub routines for pseudo-stubs which we've just defined.
20740 2002-01-03 Kazu Hirata <kazu@hxi.com>
20742 * builtins.c: Fix formatting.
20743 * c-typeck.c: Likewise.
20744 * combine.c: Likewise.
20745 * expr.c: Likewise.
20746 * loop.c: Likewise.
20748 2002-01-03 Andreas Schwab <schwab@suse.de>
20750 * cppfiles.c (_cpp_pop_file_buffer): Change return type to bool
20751 and return true if _cpp_push_next_buffer pushed a new include
20753 * cpplib.c (_cpp_pop_buffer): Only call obstack_free if
20754 _cpp_pop_file_buffer did not push a new file.
20755 * cpphash.h (_cpp_pop_file_buffer): Update declaration.
20757 2002-01-02 Eric Christopher <echristo@redhat.com>
20759 * final.c (final_scan_insn): Change 0 -> NULL_RTX in
20760 FIND_REG_INC_NOTE call. Update copyright.
20761 * loop.c (canonicalize_condition): Ditto.
20762 * reorg.c (delete_scheduled_jump): Ditto.
20764 2002-01-03 Kazu Hirata <kazu@hxi.com>
20766 * gcse.c: Fix formatting.
20768 2002-01-03 Graham Stott <grahams@redhat.com>
20770 * mkconfig.sh: Output to config.h, hconfig.h and tconfig.h
20771 forward defs for struct tags rtx_def, union_tree, rtvec_def
20772 also output corresponding typedefs for rtx, tree, and rtvec.
20774 * system.h: Move forward defs for struct tags rtx_def, union_tree,
20775 rtvec_def along with corresponding typedefs for rtx, tree, and
20776 rtvec to config.h, hconfig.h, tconfig.h.
20778 2002-01-03 Graham Stott <grahams@redhat.com>
20780 * tree.h: Update copyright date.
20781 (IS_EXPR_CODE_CLASS): Add parenthesis.
20782 (TREE_SET_CODE): Add whitespace.
20783 (TREE_CHECK): Add parenthesis.
20784 (TREE_CLASS_CODE): Add parenthesis and wrap long line.
20785 (CST_OR_CONSTRUCTOR_CHECK):
20786 (EXPR_CHECK): Add parenthis, whitespace and wrap line.
20787 (TREE_SYMBOL_REFERENCED): Whitespace.
20788 (INT_CST_LT): Likewise.
20789 (INT_CST_LT_UNSIGNED): Likewise.
20790 (tree_real_cst): Unwrap comment.
20791 (tree_string): Likewise.
20792 (tree_complex): Likewise.
20793 (IDENTIFIER_POINTER): correct cast.
20794 (SAVE_EXPR_CONTEXT): Whitespace.
20795 (EXPR_WFL_FILENAME_NODE): Likewise.
20796 (EXPR_WFL_FILENAME): Remove parenthesis.
20797 (DECL_ORIGIN): Add parenthesis.
20798 (DECL_FROM_INLINE): Use NULL_TREE.
20799 (build_int_2): Whitespace.
20800 (build_type_variant): Add parenthesis.
20802 * gcc/jcf-parse.c: Update copyright date.
20803 (yyparse): Constify resource_filename.
20805 2002-01-03 Graham Stott <grahams@redhat.com>
20807 * rtl.h: Update copyright date.
20808 (RTL_CHECK1): Wrap long line.
20809 (RTL_CHECK2): Likewise.
20810 (RTL_CHECKC1): Wrap long line and whitespace.
20811 (RTL_CHECKC2): Likewise.
20812 (XWINT): Whitespace.
20818 (XBITMAP): Likewise.
20820 (XBBDEF): Likewise.
20822 (X0WINT): Likewise.
20824 (X0UINT): Likewise.
20828 (X0MODE): Likewise.
20829 (X0BITMAP): Likewise.
20830 (X0TREE): Likewise.
20831 (X0BBDEF): Likewise.
20832 (X0ADVFLAGS): Likewise.
20833 (X0CSELIB): Likewise.
20834 (X0MEMATTR): Likewise.
20835 (XCWINT): Likewise.
20837 (XCUINT): Likewise.
20841 (XCMODE): Likewise.
20842 (XCBITMAP): Likewise.
20843 (XCTREE): Likewise.
20844 (XCBBDEF): Likewise.
20845 (XCADVFLAGS): Likewise.
20846 (XCCSELIB): Likewise.
20847 (XC2EXP): Likewise.
20848 (INSN_UID): Likewise.
20849 (PREV_INSN): Likewise.
20850 (PATTERN): Likewise.
20851 (INSN_CODE): Likewise.
20852 (PUT_REG_NOTE_KIND): Likewise.
20853 (CODE_LABEL_NUMBER): Likewise.
20854 (NOTE_SOURCE_FILE): Likewise.
20855 (NOTE_BLOCK): Likewise.
20856 (NOTE_EH_HANDLER): Likewise.
20857 (NOTE_RANGE_INFO): Likewise.
20858 (NOTE_LIVE_INFO): Likewise.
20859 (NOTE_BASIC_BLOCK): Likewise.
20860 (NOTE_EXPECTED_VALUE): Likewise.
20861 (NOTE_LINE_NUMBER): Likewise.
20862 (LABEL_NAME): Likewise.
20863 (LABEL_NUSES): Likewise.
20864 (LABEL_ALTERNATE_NAME): Likewise.
20865 (ADDRESSOF_DECL): Likewise.
20866 (JUMP_LABEL): Likewise.
20867 (LABEL_NEXTREF): Likewise.
20869 (ORIGINAL_REGNO: Likewise.
20870 (HARD_REGISTER_NUM_P): Add parenthesis.
20871 (SUBREG_REG): Whitespace.
20872 (SUBREG_BYTE): Likewise.
20873 (ASM_OPERANDS_TEMPLATE): Remove parenthesis.
20874 (ASM_OPERANDS_OUTPUT_CONSTRAINT): Likewise.
20875 (ASM_OPERANDS_OUTPUT_IDX): Likewise.
20876 (ASM_OPERANDS_INPUT_VEC): Likewise.
20877 (ASM_OPERANDS_INPUT_CONSTRAINT_VEC): Likewise.
20878 (ASM_OPERANDS_INPUT): Likewise.
20879 (ASM_OPERANDS_INPUT_LENGTH): Likewise.
20880 (ASM_OPERANDS_INPUT_CONSTRAINT_EXP): Likewise.
20881 (ASM_OPERANDS_INPUT_CONSTRAINT): Likewise.
20882 (ASM_OPERANDS_INPUT_MODE): Likewise.
20883 (ASM_OPERANDS_SOURCE_FILE): Likewise.
20884 (ASM_OPERANDS_SOURCE_LINE): Likewise.
20885 (MEM_SET_IN_STRUCT_P): Minor reformat.
20886 (TRAP_CONDITION): Whitespace.
20887 (TRAP_CODE): Likewise.
20888 (COND_EXEC_TEST): Likewise.
20889 (COND_EXEC_CODE): Likewise.
20890 (FIND_REG_INC_NOTE): Uppercase macro args and add parenthesis.
20891 (PHI_NODE_P): Add parenthesis.
20892 (plus_constant): Whitespace and add parenthesis.
20894 2002-01-03 Kazu Hirata <kazu@hxi.com>
20896 * config/avr/avr.c: Fix comment typos.
20897 * config/c4x/c4x.md: Likewise.
20898 * config/dsp16xx/dsp16xx.h: Likewise.
20899 * config/dsp16xx/dsp16xx.md: Likewise.
20900 * config/i386/i386.md: Likewise.
20901 * config/ia64/ia64.c: Likewise.
20902 * config/m32r/m32r.h: Likewise.
20903 * config/m68hc11/m68hc11.md: Likewise.
20904 * config/mmix/mmix.c: Likewise.
20905 * config/mn10200/mn10200.c: Likewise.
20906 * config/romp/romp.c: Likewise.
20907 * config/sh/sh.c: Likewise.
20908 * config/stormy16/stormy16.c: Likewise.
20909 * config/stormy16/stormy16.h: Likewise.
20910 * config/stormy16/stormy16.md: Likewise.
20912 2002-01-03 Graham Stott <grahams@redhat.com>
20914 * loop.h: Update copyright date.
20915 (LOOP_MOVABLES): Fix typo.
20916 (LOOP_REGS): Likewise.
20917 (LOOP_IVS): Likewise.
20919 2002-01-03 Graham Stott <grahams@redhat.com>
20921 * cppinit.c: Update copyright date.
20922 Don't include output.h
20923 * Makefile.in: Update copyright date.
20926 2002-01-02 Craig Rodrigues <rodrigc@gcc.gnu.org>
20929 * invoke.texi (-mthreads): Remove from documented RS/6000 options.
20930 (-pthread) Add to RS/6000 options.
20932 2002-01-02 Kazu Hirata <kazu@hxi.com>
20934 * except.c: Fix comment typos.
20935 * loop.c: Likewise.
20936 * varasm.c: Likewise.
20937 * doc/tm.texi: Fix a typo.
20939 2002-01-02 Jakub Jelinek <jakub@redhat.com>
20941 * c-typeck.c (output_init_element): Allow initializing static storage
20942 duration objects with compound literals.
20944 2002-01-02 Richard Henderson <rth@redhat.com>
20946 * objc/objc-act.c (hack_method_prototype): Clear current_function_decl
20949 2002-01-02 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
20951 * gcc.c (default_compilers): Const-ify.
20952 * mips-tdump.c (stab_names): Likewise.
20953 * mips-tfile.c (map_coff_types, map_coff_storage,
20954 map_coff_sym_type, map_coff_derived_type, stabs_symbol,
20955 pseudo_ops_t, pseudo_ops): Likewise.
20956 * protoize.c (default_include): Likewise
20958 * real.c (GET_REAL, PUT_REAL): Don't cast away const-ness.
20959 (ezero, ehalf, eone, etwo, e32, elog2, esqrt2, epi): Const-ify.
20960 Add array size in declaration.
20961 (endian, emov, eisneg, eisinf, eisnan, eiisnan, eiisneg, emovi,
20962 emovo, emovz, eiisinf, ecmpm, eaddm, esubm, m16m, edivm, emulm,
20963 esub, eadd, eadd1, ediv, emul, e53toe, e64toe, e113toe, e24toe,
20964 etoe113, etoe64, etoe53, etoe24, ecmp, eround, ltoe, ultoe,
20965 eifrac, euifrac, e24toasc, e53toasc, e64toasc, e113toasc, etoasc,
20966 efloor, efrexp, eldexp, eremain, dectoe, etodec, ibmtoe, etoibm,
20967 c4xtoe, etoc4x, uditoe, ditoe, etoudi, etodi, esqrt, etens,
20968 emtens, make_nan): Const-ify.
20969 (TFbignan, TFlittlenan, XFbignan, XFlittlenan, DFbignan,
20970 DFlittlenan, SFbignan, SFlittlenan): Make static and const-ify.
20972 2002-01-02 Joseph S. Myers <jsm28@cam.ac.uk>
20974 * config.gcc (ia64-*-*): Set extra_headers.
20975 (alpha*-dec-osf*): Likewise. Don't use alpha/t-osf.
20976 * config/alpha/t-osf: Remove.
20977 * config/ia64/t-ia64 (EXTRA_HEADERS): Remove.
20979 2002-01-02 David Edelsohn <edelsohn@gnu.org>
20981 * config/rs6000/t-aix43: Revert previous change.
20983 2002-01-02 Jason Merrill <jason@redhat.com>
20985 * c-decl.c (c_expand_body): Call outlining_inline_function when
20986 emitting an inline function out of line.
20988 2002-01-02 Richard Henderson <rth@redhat.com>
20990 * dwarf2out.c (limbo_die_node): Add created_for member.
20991 (new_die): New argument created_for. Update all callers.
20992 (mark_limbo_die_list): New.
20993 (dwarf2out_init): Register limbo_die_list as a root.
20994 (dwarf2out_finish): Force insert limbo dies into their function
20997 2002-01-02 Nathan Sidwell <nathan@codesourcery.com>
21000 * doc/invoke.texi (-Wold-style-cast): Only warn about non-void casts.
21002 2002-01-02 Kazu Hirata <kazu@hxi.com>
21004 * config/h8300/fixunssfsi.c: Update copyright.
21007 * config/h8300/h8300.c: Update copyright.
21008 Eliminate warnings.
21010 2002-01-02 Kazu Hirata <kazu@hxi.com>
21012 * config/romp/romp.c: Fix comment formatting.
21013 * config/romp/romp.h: Likewise.
21014 * config/romp/romp.md: Likewise.
21015 * config/s390/s390.c: Likewise.
21016 * config/stormy16/stormy16.c: Likewise.
21017 * config/stormy16/stormy16.h: Likewise.
21019 2002-01-02 Alexandre Oliva <aoliva@redhat.com>
21021 * c-common.h (genrtl_expr_stmt_value): Declare.
21022 * c-semantics.c (genrtl_goto_stmt): Redirect to...
21023 (genrtl_goto_stmt_value): ... this new function. Pass new
21024 argument down to expand_expr_stmt_value, taking
21025 TREE_ADDRESSABLE into account.
21026 * c-common.c (c_expand_expr): Mark the last EXPR_STMT of a
21027 STMT_EXPR as addressable, i.e., one whose result we want.
21028 * expr.c (expand_expr): Don't save expression statement value
21029 of labeled_blocks or loop_exprs.
21030 * stmt.c (expand_expr_stmt): Redirect to...
21031 (expand_expr_stmt_value): ... this new function. Use new
21032 argument to tell whether to save expression value.
21033 (expand_end_stmt_expr): Reset last_expr_type and
21034 last_expr_value if we don't have either.
21035 * tree-inline.c (declare_return_variable): Mark its use
21036 statement as addressable.
21037 * tree.h: Document new use of TREE_ADDRESSABLE.
21038 (expand_expr_stmt_value): Declare.
21040 2002-01-01 Tom Rix <trix@redhat.com>
21042 * config/rs6000/rs6000.c (rs6000_emit_set_long_const): Fix for use by
21043 rs6000_emit_allocate_stack.
21045 2002-01-01 Joseph S. Myers <jsm28@cam.ac.uk>
21047 * configure.in: Prepend ${srcdir}/config/${cpu_type}/ instead of
21048 ${srcdir}/ginclude/ to every entry in extra_headers.
21049 * configure: Regenerate.
21050 * ginclude/math-3300.h: Rename to config/m68k/math-3300.h.
21051 * ginclude/math-68881.h: Rename to config/m68k/math-68881.h.
21052 * ginclude/ppc-asm.h: Rename to config/rs6000/ppc-asm.h.
21053 * ginclude/proto.h: Rename to config/convex/proto.h.
21055 Tue Jan 1 17:12:56 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
21057 * attribs.c (handle_vector_size_attribute): Use host_integerp
21058 and tree_int_cst; remove warnings.
21059 * caller-save.c (insert_restore): Add cast to get rid of warning.
21060 (insert_save): Likewise.
21061 * emit-rtl.c (adjust_address_1, offset_address): Likewise.
21062 * regmove.c (find_matches): Add temporary var to kill a warning.
21064 2002-01-01 Douglas B Rupp <rupp@gnat.com>
21066 * config/alpha/vms.h (DWARF2_UNWIND_INFO, EH_RETURN_HANDLER_RTX,
21067 LINK_EH_SPEC, MD_FALLBACK_FRAME_STATE_FOR): Define.
21068 * config/alpha/t-vms (EXTRA_PARTS): Add vms-dwarf2eh.o
21069 (vms-dwarf2eh.o): Add Makefile rule.
21070 * config/alpha/vms-ld.c (main): Handle vms-dwarf2eh.o.
21071 * config/alpha/vms-dwarf2eh.asm: New file.
21073 * gcc.c (delete_if_ordinary): Delete all versions.
21075 2002-01-01 Hans-Peter Nilsson <hp@bitrange.com>
21077 * config/mmix/mmix.md: Update FIXME to not mention
21079 (MMIX_rJ_REGNUM): New define_constants constant.
21080 ("movqi", "movsi", "movdi", "*movdicc_real_foldable",
21081 "*movdicc_real"): Adjust contraints formatting.
21082 ("*bCC_foldable"): Add %+ for P in output format and delete FIXME
21083 for branch prediction.
21084 ("*bCC", "*bCC_inverted_foldable", "*bCC_inverted"): Add %+ in
21086 ("*call_real", "*call_value_real", "nonlocal_goto_receiver",
21087 "*nonlocal_goto_receiver_expanded"): Use MMIX_rJ_REGNUM instead of
21088 number. Delete related FIXMEs.
21089 * config/mmix/mmix.h (MMIX_INCOMING_RETURN_ADDRESS_REGNUM): Change
21090 from number to MMIX_rJ_REGNUM.
21091 (TARGET_MASK_BRANCH_PREDICT): New.
21092 (TARGET_DEFAULT): Change to TARGET_MASK_BRANCH_PREDICT.
21093 (TARGET_SWITCHES): Update comment. Correct -mno-toplevel-symbols
21094 value. Add -mbranch-predict and -mno-branch-predict.
21095 (TARGET_VERSION): Drop date.
21096 (ADDITIONAL_REGISTER_NAMES): Use MMIX_rJ_REGNUM, not number.
21097 * config/mmix/mmix.c (mmix_encode_section_info): Correct condition
21098 for finding out global symbols.
21099 (mmix_asm_output_labelref): Revert condition for global symbol.
21100 (mmix_print_operand): <case '+'>: Emit P for a likely branch.
21101 (mmix_print_operand_punct_valid_p): A '+' is valid.
21103 See ChangeLog.6 for earlier changes.