| blob | 2d8ac0065e53876dd269298d07dcc7dc72de0527 |
1 2002-05-16 Jason Thorpe <thorpej@wasabisystems.com>
3 * lcm.c (optimize_mode_switching): Fix typo.
5 2002-05-16 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
7 * flow.c (calculate_global_regs_live): Queue blocks in program order.
9 2002-05-16 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
11 * doc/install.texi (Configuration): Document PWDCMD.
13 2002-05-16 Dale Johannesen <dalej@apple.com>
15 * combine.c (cant_combine_insn_p): Reenable combinations
16 involving hard regs unless CLASS_LIKELY_SPILLED_P.
18 2002-05-16 Neil Booth <neil@daikokuya.demon.co.uk>
20 * c-common.c (cb_register_builtins): Handle more built-ins
21 here rather than in gcc.c specs.
22 * gcc.c (cpp_unique_options): Move many built-ins to c-common.c.
23 (cpp_options): Pass -O flags even when only preprocessing.
24 * toplev.c (set_fast_math_flags): New prototype.
25 (fast_math_flags_set_p): New.
26 (set_no_fast_math_flags): Remove.
27 (decode_f_option): Update.
28 * toplev.h (set_fast_math_flags): Update.
29 (fast_math_flags_set_p): New.
30 (set_no_fast_math_flags): Remove.
31 config:
32 * c4x/c4x.c (c4x_override_options): Update.
34 2002-05-16 Zack Weinberg <zack@codesourcery.com>
36 * c-common.c (STDC_0_IN_SYSTEM_HEADERS, REGISTER_PREFIX):
37 Default-define here.
38 (builtin_define_with_value): Can now wrap the expansion in
39 quotation marks if such is wanted.
40 (cb_register_builtins): Update calls to builtin_define_with_value.
41 Define __REGISTER_PREFIX__, __USER_LABEL_PREFIX__, and __VERSION__
42 here.
43 (c_common_init): Set options->stdc_0_in_system_headers.
44 * c-lex.h: Update prototype of builtin_define_with_value.
45 * cppdefault.h: Remove default definitions of USER_LABEL_PREFIX
46 and REGISTER_PREFIX.
48 * cppinit.c (VERS, ULP, C, X): Kill.
49 (builtin_array): Remove entries for __VERSION__,
50 __USER_LABEL_PREFIX__, __REGISTER_PREFIX__, and
51 __HAVE_BUILTIN_SETJMP__. Make __STDC__ always a builtin, not
52 a constant.
53 (init_builtins): Kill off a bunch of now-dead code.
54 (COMMAND_LINE_OPTIONS): Remove -fleading-underscore and
55 -fno-leading-underscore.
56 (cpp_handle_option): Remove code to set user_label_prefix.
57 (cpp_post_options): Likewise.
59 * cpplib.h (struct cpp_options): Remove user_label_prefix.
60 (stdc_0_in_system_headers): New.
61 * cppmacro.c (builtin_macro): Check CPP_OPTION (pfile,
62 stdc_0_in_system_headers) too to decide the value of __STDC__.
64 * tradcpp.c (user_label_prefix): Kill.
65 (main): Remove code handling -f(no-)leading-underscore.
66 (initialize_builtins): Don't define __REGISTER_PREFIX__
67 or __USER_LABEL_PREFIX__.
68 (install_value): Wrap compound statement in dummy loop so the
69 macro works properly in an if statement.
72 2002-05-16 Janis Johnson <janis187@us.ibm.com>
74 * loop.h (struct loop_info): Add member has_prefetch.
75 * loop.c (PREFETCH_CONDITIONAL): Change default to 1.
76 (prescan_loop): Initialize has_prefetch.
77 (struct prefetch_info): Change prefetch_in_loop and
78 prefetch_before_loop from bit fields to ints.
79 (emit_prefetch_instructions): Several small fixes.
80 (check_dbra_loop): Don't reverse loop that uses prefetch.
82 2002-05-16 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
84 * Makefile.in: Allow for PWDCMD to override hardcoded pwd.
85 * configure.in: Likewise.
86 * fixinc/check.tpl: Likewise.
87 * fixinc/fixinc.dgux: Likewise.
88 * fixinc/fixinc.svr4: Likewise.
89 * fixinc/fixinc.winnt: Likewise.
90 * fixinc/fixincl.sh: Likewise.
91 * fixproto: Likewise.
92 * configure: Regenerate.
94 2002-05-16 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
96 Basic block renumbering removal:
97 * basic_block.h (struct basic_block_def): Renamed index to sindex,
98 added prev_bb and next_bb fields.
99 (n_basic_blocks): Renamed to num_basic_blocks.
100 (last_basic_block): New, index of last basic block.
101 (FOR_BB_BETWEEN, FOR_ALL_BB, FOR_ALL_BB_REVERSE): New macros for
102 traversing basic block chain.
103 (BLOCK_NUM): index -> sindex.
104 (create_basic_block_structure, create_basic_block): Declaration changed.
105 (debug_num2bb): Declare.
106 (expunge_block_nocompact): Declaration removed.
107 (link_block, unlink_block, compact_blocks): Declare.
108 * bb-reorder.c (make_reorder_chain, make_reorder_chain_1): Modified.
109 * cfg.c (entry_exit_blocks): Initialize new fields.
110 (clear_edges, alloc_block, expunge_block, cached_make_edge,
111 redirect_edge_pred, dump_flow_info, dump_edge_info,
112 alloc_aux_for_blocks, clear_aux_for_blocks, alloc_aux_for_edges,
113 free_aux_for_edges): Modified.
114 (link_block, unlink_block, compact_blocks, debug_num2bb): New.
115 (expunge_block_nocompact): Removed.
116 * cfganal.c (can_fallthru, mark_dfs_back_edges, flow_call_edges_add,
117 find_unreachable_blocks, create_edge_list, print_edge_list,
118 verify_edge_list, flow_edge_list_print, remove_fake_successors,
119 remove_fake_edges, flow_reverse_top_sort_order_compute,
120 flow_depth_first_order_compute, flow_preorder_transversal_compute,
121 flow_dfs_compute_reverse_init, flow_dfs_compute_reverse_add_bb,
122 flow_dfs_compute_reverse_execute): Modified.
123 * cfgbuild.c (make_edges, make_eh_edge, find_basic_blocks_1,
124 find_basic_blocks, find_many_sub_basic_blocks, find_sub_basic_blocks):
125 Modified.
126 * cfgcleanup.c (try_simplify_condjump, try_forward_edges,
127 merge_blocks_move_predecessor_nojumps,
128 merge_blocks_move_successor_nojumps, merge_blocks,
129 outgoing_edges_match, try_crossjump_to_edge, try_crossjump_bb,
130 try_optimize_cfg, delete_unreachable_blocks, cleanup_cfg): Modified.
131 * cfglayout.c (skip_insns_after_block, label_for_bb,
132 record_effective_endpoints, scope_to_insns_finalize,
133 fixup_reorder_chain, verify_insn_chain, cleanup_unconditional_jumps,
134 fixup_fallthru_exit_predecessor, cfg_layout_redirect_edge,
135 cfg_layout_duplicate_bb): Modified.
136 * cfgloop.c (flow_loops_cfg_dump, flow_loop_dump, flow_loops_dump,
137 flow_loop_entry_edges_find, flow_loop_exit_edges_find,
138 flow_loop_nodes_find, flow_loop_pre_header_find, flow_loop_scan,
139 flow_loops_find, flow_loop_outside_edge_p): Modified.
140 * cfgrtl.c (create_basic_block_structure, create_basic_block,
141 flow_delete_block, compute_bb_for_insn, split_block,
142 try_redirect_by_replacing_jump, redirect_edge_and_branch,
143 force_nonfallthru_and_redirect, tidy_fallthru_edge,
144 back_edge_of_syntactic_loop_p, split_edge, commit_one_edge_insertion,
145 commit_edge_insertions, commit_edge_insertions_watch_calls,
146 dump_bb, print_rtl_with_bb, verify_flow_info, purge_dead_edges,
147 purge_all_dead_edges): Modified.
148 * combine.c (combine_instructions, set_nonzero_bits_and_sign_copies,
149 try_combine, nonzero_bits, num_sign_bit_copies, get_last_value_validate,
150 get_last_value, reg_dead_at_p, distribute_notes, distribute_links):
151 Modified.
152 * conflict.c (conflict_graph_compute): Modified.
153 * df.c (FOR_ALL_BBS): Removed.
154 (df_bitmaps_alloc, df_bitmaps_free, df_alloc, df_analyse_1,
155 df_modified_p, df_analyse, df_refs_unlink, df_insn_modify,
156 df_dump, hybrid_search_bitmap, iterative_dataflow_sbitmap): Modified.
157 * df.h (DF_BB_INFO, DF_REF_BBNO): Modified.
158 * dominance.c (init_dom_info, calc_dfs_tree_nonrec, calc_dfs_tree,
159 calc_idoms, idoms_to_doms, calculate_dominance_info): Modified.
160 * final.c (compute_alignments, final_scan_insn): Modified.
161 * flow.c (verify_local_live_at_start, update_life_info,
162 update_life_info_in_dirty_blocks, free_basic_block_vars,
163 delete_noop_moves, calculate_global_regs_live,
164 initialize_uninitialized_subregs, allocate_bb_life_data,
165 regno_uninitialized, regno_clobbered_at_setjmp, mark_set_1,
166 mark_used_reg, count_or_remove_death_notes): Modified.
167 * function.c (thread_prologue_and_epilogue_insns): Modified.
168 * gcse.c (struct null_pointer_info): Change typo of current_block
169 to basic_block.
170 (gcse_main, alloc_gcse_mem, compute_local_properties, compute_sets,
171 oprs_unchanged_p, load_killed_in_block_p, record_last_reg_set_info,
172 compute_hash_table, alloc_rd_mem, handle_rd_kill_set, compute_kill_rd,
173 alloc_avail_expr_mem, expr_killed_p, compute_ae_kill,
174 expr_reaches_here_p_work, expr_reaches_here_p, handle_avail_expr,
175 classic_gcse, one_classic_gcse_pass, compute_transp, cprop,
176 one_cprop_pass, compute_pre_data, pre_expr_reaches_here_p_work,
177 pre_expr_reaches_here_p, insert_insn_end_bb, pre_edge_insert,
178 pre_delete, one_pre_gcse_pass, compute_transpout,
179 invalidate_nonnull_info, delete_null_pointer_checks_1,
180 free_code_hoist_mem, compute_code_hoist_vbeinout,
181 hoist_expr_reaches_here_p, hoist_code, one_code_hoisting_pass,
182 compute_ld_motion_mems, store_ops_ok, find_moveable_store,
183 compute_store_table, build_store_vectors, insert_insn_start_bb,
184 insert_store, replace_store_insn, free_store_memory, store_motion):
185 Modified.
186 * global.c (global_alloc, global_conflicts, mark_elimination,
187 build_insn_chain): Modified.
188 * graph.c (print_rtl_graph_with_bb): Modified.
189 * haifa-sched.c (sched_init): Modified.
190 * ifcvt.c (SET_ORIG_INDEX, ORIG_INDEX): Removed.
191 (find_if_block, find_cond_trap, find_if_case_1, find_if_case_2,
192 if_convert): Modified.
193 * lcm.c (compute_antinout_edge, compute_earliest, compute_laterin,
194 compute_insert_delete, pre_edge_lcm, compute_available,
195 compute_farthest, compute_nearerout, compute_rev_insert_delete,
196 pre_edge_rev_lcm, make_preds_opaque, optimize_mode_switching):
197 Modified.
198 * local-alloc.c (alloc_qty, local_alloc, update_equiv_regs): Modified.
199 * loop.c (loop_dump_aux): Modified.
200 * predict.c (combine_predictions_for_insn, estimate_probability,
201 last_basic_block_p, process_note_prediction, process_note_predictions,
202 note_prediction_to_br_prob, propagate_freq, counts_to_freqs,
203 expensive_function_p, estimate_bb_frequencies,
204 compute_function_frequency): Modified.
205 * print-rtl.c (print_rtx): Modified.
206 * profile.c (GCOV_INDEX_TO_BB, BB_TO_GCOV_INDEX, instrument_edges,
207 get_exec_counts, compute_branch_probabilities, compute_checksum,
208 branch_prob, find_spanning_tree): Modified.
209 * recog.c (split_all_insns, peephole2_optimize): Modified.
210 * reg-stack.c (reg_to_stack, convert_regs_entry, compensate_edge,
211 convert_regs_1, convert_regs_2, convert_regs): Modified.
212 * regclass.c (scan_one_insn, regclass): Modified.
213 * regmove.c (mark_flags_life_zones, regmove_optimize,
214 combine_stack_adjustments): Modified.
215 * regrename.c (regrename_optimize, copyprop_hardreg_forward): Modified.
216 * reload1.c (reload, reload_combine, copy_eh_notes): Modified.
217 * reorg.c (dbr_schedule): Modified.
218 * resource.c (find_basic_block, init_resource_info): Modified.
219 * sbitmap.c (sbitmap_intersection_of_succs,
220 sbitmap_intersection_of_preds, sbitmap_union_of_succs,
221 sbitmap_union_of_preds): Modified.
222 * sched-deps.c (init_dependency_caches): Modified.
223 * sched-ebb.c (schedule_ebbs): Modified.
224 * sched-rgn.c (is_cfg_nonregular, build_control_flow, debug_regions,
225 find_rgns, compute_trg_info, init_regions, schedule_insns): Modified.
226 * sibcall.c (optimize_sibling_and_tail_recursive_call): Modified.
227 * ssa-ccp.c (examine_flow_edges, optimize_unexecutable_edges,
228 ssa_ccp_substitute_constants, ssa_ccp_df_delete_unreachable_insns,
229 ssa_const_prop): Modified.
230 * ssa-dce.c (set_control_dependent_block_to_edge_map_,
231 find_control_dependence, find_pdom, ssa_eliminate_dead_code): Modified.
232 * ssa.c (remove_phi_alternative, find_evaluations,
233 compute_dominance_frontiers_1, compute_iterated_dominance_frontiers,
234 insert_phi_node, rename_block, convert_to_ssa, eliminate_phi,
235 make_regs_equivalent_over_bad_edges,
236 make_equivalent_phi_alternatives_equival,
237 compute_conservative_reg_partition,
238 coalesce_regs_in_successor_phi_nodes, compute_coalesced_reg_partition,
239 rename_equivalent_regs, convert_from_ssa, for_each_successor_phi):
240 Modified.
242 2002-05-16 Mark Mitchell <mark@codesourcery.com>
244 * cfgrtl.c (purge_dead_edges): Correct handling of EDGE_EH.
246 2002-05-16 Nick Clifton <nickc@cambridge.redhat.com>
248 * config/arm/arm.c (arm_rtx_costs): Check for RTX being a
249 SYMBOL_REF before calling CONSTANT_POOL_ADDRESS_P.
250 (arm_adjust_cost): Check for RTX being a SYMBOL_REF before
251 calling CONSTANT_POOL_ADDRESS_P.
252 * config/arm/arm.h (TARGET_CPU_CPP_BUILTINS): Fix typo in code
253 to decide whether to define __arm__ or __thumb.
254 (THUMB_GO_IF_LEGITIMATE_ADDRESS): Check for RTX being a
255 SYMBOL_REF before calling CONSTANT_POOL_ADDRESS_P.
257 2002-05-16 Neil Booth <neil@daikokuya.demon.co.uk>
259 * config/arc/arc.h (CPP_PREDEFINES): Remove.
260 (CPP_SPEC): Update.
261 (TARGET_CPU_CPP_BUILTINS): New.
263 2002-05-16 Neil Booth <neil@daikokuya.demon.co.uk>
265 * cpphash.h (cpp_macro): Move here, and make expansion a union.
266 * cppmacro.c (cpp_macro): Remove.
267 (enter_macro_context, replace_args, warn_of_redefinition,
268 _cpp_create_definition, cpp_macro_definition): Update.
270 2002-05-16 Jason Merrill <jason@redhat.com>
272 * config/mips/mips.c (mips_output_external): Don't do sdata
273 optimization for a variable with DECL_COMDAT set.
275 2002-05-15 Aldy Hernandez <aldyh@redhat.com>
277 * config/rs6000/altivec.h: Cleanups for tighter typechecking.
278 Cleanups for accepting modifiers on pointers.
279 Fix predicate typos.
280 Allow long pointers as well as int pointers.
282 2002-05-15 Richard Henderson <rth@redhat.com>
284 * varasm.c (merge_weak): Remove special case for extern and common.
286 2002-05-15 Matt Hiller <hiller@redhat.com>
288 * testsuite/gcc.c-torture/compile/20000804-1.x: Don't return 1 if
289 XFAILing.
290 * testsuite/gcc.c-torture/compile/20001226-1.x: Ditto.
291 * testsuite/gcc.c-torture/compile/920520-1.x: Ditto.
292 * testsuite/gcc.c-torture/compile/mipscop-1.x: XFAIL for now.
293 * testsuite/gcc.c-torture/compile/mipscop-2.x: Ditto.
294 * testsuite/gcc.c-torture/compile/mipscop-3.x: Ditto.
295 * testsuite/gcc.c-torture/compile/mipscop-4.x: Ditto.
297 2002-05-15 Aldy Hernandez <aldyh@redhat.com>
299 * reload1.c (forget_old_reloads_1): Do not use subreg offset.
301 2002-05-15 Aldy Hernandez <aldyh@redhat.com>
303 * config/rs6000/rs6000.md ("altivec_mtvscr"): Set VSCR register.
304 ("altivec_mfvscr"): Read from VSCR.
306 Add vscr sets for the following insns: altivec_vctuxs,
307 altivec_vaddubs, altivec_vaddsbs, altivec_vadduhs,
308 altivec_vaddshs, altivec_vadduws, altivec_vaddsws, altivec_vctsxs,
309 altivec_vmhaddshs, altivec_vmhraddshs, altivec_vmsumuhs,
310 altivec_vmsumshs, altivec_vpkuhss, altivec_vpkshss,
311 altivec_vpkuwss, altivec_vpkswss, altivec_vpkuhus,
312 altivec_vpkshus, altivec_vpkuwus, altivec_vpkswus,
313 altivec_vsububs, altivec_vsubsbs, altivec_vsubuhs,
314 altivec_vsubshs, altivec_vsubuws, altivec_vsubsws,
315 altivec_vsum4ubs, altivec_vsum4sbs, altivec_vsum4shs,
316 altivec_vsum2sws, altivec_vsumsws.
318 * config/rs6000/rs6000.h: Add VSCR fixed register.
319 (CALL_REALLY_USED_REGISTERS): Add vscr.
320 (CALL_USED_REGISTERS): Same.
321 (FIXED_REGISTERS): Same.
322 (REG_ALLOC_ORDER): Same.
323 (reg_class): Add VSCR_REGS.
324 (REG_CLASS_NAMES): Same.
325 (REG_CLASS_CONTENTS): Same.
326 (VSCR_REGNO): New.
327 (REGISTER_NAMES): Add vscr.
328 (DEBUG_REGISTER_NAMES): Same.
329 (ADDITIONAL_REGISTER_NAMES): Same.
330 (FIRST_PSEUDO_REGISTER): Increment.
331 (CONDITIONAL_REGISTER_USAGE): Set VSCR as a global register.
333 2002-05-15 Jakub Jelinek <jakub@redhat.com>
335 * fold-const.c (fold): Fix a typo.
337 2002-05-15 Eric Botcazou <ebotcazou@multimania.com>
339 * fold-const.c (fold) [LT_EXPR]: Move the transformation of a
340 comparison against the highest or lowest integer value before
341 the 'X >= CST to X > (CST - 1)' and 'X < CST to X <= (CST - 1)'
342 transformation and that of an unsigned comparison against 0
343 right after.
345 2002-05-15 Richard Henderson <rth@redhat.com>
347 * varasm.c (merge_weak): Error for any weakening after definition.
348 Adjust weakening after use warning to catch more cases.
349 (assemble_alias): Set TREE_USED and TREE_ASM_WRITTEN consistently.
350 * config/alpha/alpha.c (alpha_encode_section_info): Do not abort.
352 Wed May 15 10:38:27 CEST 2002 Jan Hubicka <jh@suse.cz>
354 * invoke.texi (-malign-double): Re-add lost warning.
356 * i386-protos.h (x86_output_mi_thunk): Declare.
357 * unix.h (ASM_OUTPUT_MI_THUNK): Move offline to ...
358 * i386.c (x86_output_mi_thunk): ... here; handle 64bits.
360 * dwarf2out.c (output_call_frame_info): Do not skip unwind info
361 when flag_asynchronous_unwind_tables is set.
363 * flags.h (flag_reorder_functions): Declare.
364 * function.c (prepare_function_start): Initialize frequnecy.
365 * params.def (HOT_BB_COUNT_FRACTION, HOT_BB_FREQUENCY_FRACTION): New.
366 * Makefile.in (predict.o): Add dependency on target.h and params.h
367 * defaults.h (HOT_TEXT_SECTION_NAME,
368 UNLIKELY_EXECUTED_TEXT_SECTION_NAME): New macros.
369 * predict.c (choose_function_section): New function.
370 (estimate_bb_frequencies): Use it.
371 * toplev.c (flag_reorder_functions): New global variable.
372 (lang_independent_options): New.
373 (parse_options_and_default_flags): Set.
374 * varasm.c (assemble_start_function): Bypass functdion alignment
375 for never executed functions.
376 * invoke.texi (-freorder-blocks, -freorder-functions): Document.
377 (param hot-bb-count-fraction, hot-bb-frequency-fraction): New.
378 * tm.texi (HOT_TEXT_SECTION_NAME, UNLIKELY_EXECUTED_TEXT_SECTION_NAME):
379 Document.
381 Thu Jan 3 21:52:09 CET 2002 Jan Hubicka <jh@suse.cz>
383 * predict.c: Inlude profile.h
384 (MIN_COUNT): Rename to MIN_COUNT_FRACTION
385 (maybe_hot_bb_p, probably_cold_bb_p, probably_never_executed_bb_p):
386 Use the information about maximal counter in the program.
388 Thu Dec 20 22:14:00 CET 2001 Jan Hubicka <jh@suse.cz>
390 * basic-block.h (maybe_hot_bb_p, probably_cold_bb_p,
391 probably_never_executed_bb_p): New functions.
392 * cfgcleanup.c (outgoing_edges_match): Use them.
393 * predict.c (MIN_COUNT, MIN_FREQUENCY): New macros.
394 (maybe_hot_bb_p, probably_cold_bb_p,
395 probably_never_executed_bb_p): New functions.
397 * function.h (function): Add new field function_frequency.
398 * predict.c (compute_function_frequency): New function.
399 (estimate_probability): Call it.
401 2002-03-09 Jakub Jelinek <jakub@redhat.com>
403 PR optimization/5172, optimization/5200
404 * gcse.c (gcse_main): Disable store_motion.
406 2002-05-14 Zack Weinberg <zack@codesourcery.com>
408 * c-parse.in (MODIFIED_WCHAR_TYPE): New macro.
409 (c_common_nodes_and_builtins): Use it.
410 (builtin_define_with_value): New function.
411 (cb_register_builtins): Define __SIZE_TYPE__,
412 __PTRDIFF_TYPE__, __WCHAR_TYPE__, and __WINT_TYPE__ here,
413 using builtin_define_with_value. Use consistent notation when
414 defining __GXX_WEAK__.
415 (WCHAR_TYPE_SIZE): Don't redefine.
416 (combine_strings): Don't use WCHAR_TYPE_SIZE.
418 * cppdefault.h: Don't provide defaults for SIZE_TYPE,
419 PTRDIFF_TYPE, WCHAR_TYPE, or WINT_TYPE.
420 * cppinit.c (builtin_array): Remove entries for __SIZE_TYPE__ etc.
421 * tradcpp.c (initialize_builtins): Likewise.
422 * gcc.c (cpp_unique_options): Don't muck with __WCHAR_TYPE__.
424 * c-lex.h (builtin_define_with_value): Prototype.
425 * system.h: Poison NO_BUILTIN_SIZE_TYPE, NO_BUILTIN_WCHAR_TYPE,
426 NO_BUILTIN_PTRDIFF_TYPE, and NO_BUILTIN_WINT_TYPE.
427 * doc/tm.texi: Remove mention of NO_BUILTIN_SIZE_TYPE etc.
429 * config/avr/avr.h, config/h8300/h8300.h, config/i386/i386.h,
430 config/ia64/ia64.h, config/mips/dec-osf1.h, config/mips/iris6.h,
431 config/mips/linux.h, config/mips/mips.h, config/mips/netbsd.h,
432 config/mips/osfrose.h, config/mips/sni-svr4.h, config/rs6000/aix51.h,
433 config/s390/linux.h, config/sh/sh.h, config/sh/sh64.h,
434 config/sparc/linux64.h, config/sparc/netbsd-elf.h,
435 config/sparc/sol2-bi.h, config/sparc/sparc.h:
436 Do not define NO_BUILTIN_SIZE_TYPE etc. Remove all references
437 to __SIZE_TYPE__ etc from all spec strings. When this makes
438 extra specs empty, delete them.
440 2002-05-14 John David Anglin <dave@hiauly1.hia.nrc.ca>
442 * pa.c (override_options): Override TARGET_JUMP_IN_DELAY when scheduling
443 for PA8000 or generating dwarf2 call frame information.
444 (output_call): Remove DO_FRAME_NOTES check from return pointer
445 optimization.
446 (following_call): Return 0 when scheduling for PA8000 or generating
447 dwarf2 call frame information. Revise comment.
449 2002-05-14 Neil Booth <neil@daikokuya.demon.co.uk>
451 config/alpha:
452 * alpha.h (TARGET_CPU_CPP_BUILTINS): Define __IEEE_FP
453 and __IEEE_FP_INEXACT as appropriate.
454 (CPLUSPLUS_CPP_SPEC): Don't define __cplusplus.
455 (CPP_SPEC): Remove ieee defines.
456 * freebsd.h, netbsd.h: Remove ieee defines and cpp_cpu.
458 2002-05-14 Richard Henderson <rth@redhat.com>
460 * config/i386/i386.c (ix86_save_reg): Make regno unsigned.
461 (ix86_safe_length, ix86_safe_length_prefix, ix86_safe_memory): Kill.
463 2002-05-14 Neil Booth <neil@daikokuya.demon.co.uk>
465 * arm/arm.h (TARGET_CPU_CPP_BUILTINS): Define.
466 (CPP_SPEC): Update.
467 (CPP_APCS_PC_SPEC, CPP_APCS_PC_DEFAULT_SPEC,
468 CPP_FLOAT_SPEC, CPP_FLOAT_DEFAULT_SPEC, CPP_ENDIAN_SPEC,
469 CPP_ENDIAN_DEFAULT_SPEC, CPP_INTERWORK_DEFAULT_SPEC,
470 CPP_INTERWORK_SPEC, CPP_PREDEFINES): Remove.
471 (EXTRA_SPECS): Update.
472 * arm/conix-elf.h, arm/linux-elf.h, arm/netbsd.h, arm/riscix.h,
473 arm/riscix1-1.h, arm/rtems-elf.h, arm/semiaof.h, arm/unknown-elf.h,
474 arm/unknown-elf-oabi.h, arm/vxarm.h: Remove CPP_PREDEFINES and
475 define TARGET_OS_CPP_BUILTINS if necessary.
477 2002-05-14 Neil Booth <neil@daikokuya.demon.co.uk>
479 * gcc.c (cpp_options): Must pass -m* and -f* options
480 to the front end even when only preprocessing.
481 (cc1_options): Remove redundant -lang-c.
482 * tradcpp.c (main): Ignore -m options.
483 objc:
484 * lang-specs.h: Similarly.
486 2002-05-14 Vladimir Makarov <vmakarov@redhat.com>
488 * genautomata.c (transform_3): Add code for transformation
489 `(A,B,...)+C -> A+C,B,...'.
491 Tue May 14 12:48:22 CEST 2002 Jan Hubicka <jh@suse.cz>
493 * final.c (end_final): Do not output profile_arcs constructor, when
494 no functions are instrumented.
496 Tue May 14 12:38:30 CEST 2002 Jan Hubicka <jh@suse.cz>
498 * i386.md (testsi to testqi_zext_1 splitter): Fix typo.
500 2002-05-14 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
502 * doc/install.texi: Remove special markup originally required for
503 HTML generation with texi2html.
505 2002-05-14 Andreas Schwab <schwab@suse.de>
507 * config/ia64/sysv4.h (DO_SELECT_SECTION): Factored out of
508 SELECT_SECTION.
509 (UNIQUE_SECTION): Define to get small data correctly.
511 * varasm.c (resolve_unique_section): Add third parameter
512 flag_function_or_data_sections and use it instead of
513 flag_function_sections.
514 (assemble_start_function): Pass flag_function_sections.
515 (asm_emit_uninitialised): Pass flag_data_sections.
516 (assemble_variable): Likewise.
518 2002-05-14 Richard Henderson <rth@redhat.com>
520 * config/i386/i386.md: Use define_constants for unspec numbers.
521 * config/i386/i386.c: Likewise.
523 2002-05-13 Neil Booth <neil@daikokuya.demon.co.uk>
525 * doc/contrib.texi: Update my entry.
527 2002-05-13 Mark Mitchell <mark@codesourcery.com>
529 * fixinc/inclhack.def (winidss_valist): Limit applicability.
530 * fixinc/fixincl.x: Regenerated.
531 * fixinc/tests/base/math.h: Update.
532 * fixinc/tests/base/testing.h: Likewise.
534 2002-05-13 Zack Weinberg <zack@codesourcery.com>
536 * genattr.c (gen_attr): Don't emit a comma after the last
537 enumerator.
539 2002-05-13 Richard Henderson <rth@redhat.com>
541 * cfgrtl.c (purge_dead_edges): Handle abnormal call edges created
542 by non-local gotos.
543 * recog.c (peephole2_optimize): Likewise.
545 2002-05-13 Andris Pavenis <pavenis@lanet.lv>
547 * cppfiles.c (open_file): Change mode (DJGPP only) of redirected
548 input to O_BINARY.
550 2002-05-13 Jeffrey A Law (law@redhat.com)
552 * flow.c (invalidate_mems_from_autoinc): Rewrite to use for_each_rtx.
553 Update prototype and callers.
554 (propagate_one_insn): Stack pointer adjustments kill MEMs on
555 the mem_set_list which reference the stack pointer, as do
556 calls to constant functions as they may clobber outgoing
557 argument space.
559 * i386.c (ia32_multipass_dfa_lookahead): Prototype.
561 * i386.c (TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD): Define.
562 (ia32_multipass_dfa_lookahead): New function.
564 2002-05-13 Neil Booth <neil@daikokuya.demon.co.uk>
566 * gcc.c (SWITCH_TAKES_ARG): Remove 'V'.
567 (translate_options): Remove 'V'.
568 (process_command): Similarly.
569 doc:
570 * invoke.texi: Remove documentation of 'V'.
572 2002-05-13 Ulrich Weigand <uweigand@de.ibm.com>
574 * config/s390/linux.h: Revert 2002-04-22 changes.
576 2002-05-13 Scott Marks <SMarks@mobile-mind.com>
578 * config/fr30/fr30.md: Only allow splits of immediate loads
579 if the destination is a register.
581 2002-05-13 Neil Booth <neil@daikokuya.demon.co.uk>
583 * Makefile.in (c-common.o, cppinit.o): Update.
584 * c-common.c: Include except.h.
585 (cb_register_builtins): Handle __USING_SJLJ_EXCEPTIONS__.
586 Call TARGET_CPU_CPP_BUILTINS and TARGET_OS_CPP_BUILTINS.
587 * cppinit.c (__USING_SJLJ_EXCEPTIONS): Not here.
588 * defaults.h (TARGET_OS_CPP_BUILTINS, TARGET_CPU_CPP_BUILTINS,
589 CPP_PREDEFINES): Handle here.
590 config:
591 * alpha/alpha-interix.h, alpha/gnu.h, alpha/linux.h,
592 alpha/netbsd.h, alpha/openbsd.h, alpha/osf.h, alpha/unicosmk.h,
593 alpha/vms.h, alpha/vxworks.h: Remove CPP_PREDEFINES, define
594 TARGET_OS_CPP_BUILTINS.
595 * alpha/alpha.h (TARGET_CPU_CPP_BUILTINS): Define.
596 (CPP_SPEC, EXTRA_SPECS): Update.
597 (CPP_AM_BWX_SPEC, CPP_AM_MAX_SPEC, CPP_AM_FIX_SPEC,
598 CPP_AM_CIX_SPEC, CPP_IM_EV4_SPEC, CPP_IM_EV5_SPEC,
599 CPP_IM_EV6_SPEC, CPP_CPU_EV4_SPEC, CPP_CPU_EV5_SPEC,
600 CPP_CPU_EV56_SPEC, CPP_CPU_PCA56_SPEC, CPP_CPU_EV6_SPEC,
601 CPP_CPU_EV67_SPEC, CPP_CPU_DEFAULT_SPEC, CPP_CPU_SPEC): Remove.
602 doc:
603 * tm.texi (TARGET_REGISTER_CPP_BUILTINS): Remove.
604 (TARGET_OS_CPP_BUILTINS, TARGET_CPU_CPP_BUILTINS): Define.
606 2002-05-12 Zack Weinberg <zack@codesourcery.com>
608 * emit-rtl.c (global_rtl): Update comment.
609 (const_double_htab, const_double_htab_hash,
610 const_double_htab_hash, lookup_const_double): New.
611 (const_int_htab_hash, const_int_htab_eq): Remove const
612 qualifiers, which cause tons of warnings with RTL checking on.
613 (gen_rtx_CONST_DOUBLE): Deleted.
614 (const_double_from_real_value): New function - bears some
615 resemblance to the former immed_real_const_1.
616 (immed_double_const): Moved here from varasm.c and
617 simplified.
618 (gen_rtx_REG): Make REGNO unsigned to squelch warnings.
619 (gen_rtx_SUBREG): Use gen_rtx_raw_SUBREG.
620 (gen_rtx): Use immed_double_const.
621 (init_emit_once): Initialize the const_double_htab. Use
622 REAL_VALUE_FROM_INT where possible. Can now use
623 CONST_DOUBLE_FROM_REAL_VALUE when setting up const_tiny_rtx.
624 * varasm.c (struct varasm_status): Remove x_const_double_chain.
625 (const_double_chain, immed_real_const, clear_const_double_mem): Delete.
626 (immed_double_const, immed_real_const_1): Moved to emit-rtl.c.
627 (init_varasm_status, mark_varasm_status): Don't touch
628 x_const_double_chain.
630 * output.h: Delete prototype for clear_const_double_mem.
631 * real.h: Make REAL_VALUE_TYPE a macro again. Remove leading
632 '0' slot from all CONST_DOUBLE_FORMAT definitions. Prototype
633 const_double_from_real_value, not immed_real_const_1, and use
634 it to define CONST_DOUBLE_FROM_REAL_VALUE. Define new macro
635 CONST_DOUBLE_ATOF.
636 * rtl.h (CONST_DOUBLE_CHAIN): Kill.
637 (CONST_DOUBLE_LOW, CONST_DOUBLE_HIGH): Adjust.
638 (gen_rtx_CONST_DOUBLE, immed_real_const): Delete prototypes.
639 (gen_rtx_REG): Second arg is unsigned.
641 * gengenrtl.c (special_rtx): Take out CONST_DOUBLE.
642 (excluded_rtx): New, return true for CONST_DOUBLE.
643 (genmacro): Write nothing for excluded codes.
644 * combine.c (combine_simplify_rtx): Use CONST_DOUBLE_FROM_REAL_VALUE.
645 * expr.c (expand_expr): Likewise.
646 * ggc-common.c (ggc_mark_rtx_children_1): Don't mark the
647 CONST_DOUBLE_CHAIN.
648 * toplev.c (rest_of_compilation): Don't call
649 clear_const_double_mem.
651 * config/rs6000/rs6000.c (rs6000_float_const): Delete.
652 (rs6000_hash_constant): Remove CONST_DOUBLE special case.
653 (toc_hash_eq): Remove CONST_DOUBLE and LABEL_REF special cases.
654 * config/rs6000/rs6000-protos.h: Don't prototype rs6000_float_const.
655 * config/c4x/c4x.md, config/rs6000/rs6000.md: Use CONST_DOUBLE_ATOF.
656 * config/dsp16xx/dsp16xx.md, config/mips/mips.md,
657 config/pa/pa.md: Use CONST_DOUBLE_FROM_REAL_VALUE.
658 * config/sparc/sparc.md, config/sparc/sparc.c: Use immed_double_const.
660 2002-05-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
662 * mips/iris6.h (CPLUSPLUS_CPP_SPEC): Define.
664 2002-05-12 Tom Tromey <tromey@redhat.com>
666 * tree.h (copy_node): Don't mention TREE_PERMANENT.
668 2002-05-12 Zack Weinberg <zack@codesourcery.com>
670 * gensupport.c (n_comma_elts): Moved here from genattrtab.c.
671 (scan_comma_elt): New function. Accepts whitespace in comma lists.
672 * gensupport.h: Prototype new routines.
673 * genattr.c (gen_attr): Use scan_comma_elt. Avoid unnecessary
674 use of printf.
675 * genattrtab.c (n_comma_elts): Moved to gensupport.c.
676 (next_comma_elt): Use scan_comma_elt.
678 * config/i386/i386.md: Use new attribute notation to break up
679 long lines in define_attr forms.
681 2002-05-12 Richard Henderson <rth@redhat.com>
683 * expr.c (compress_float_constant): New.
684 (emit_move_insn): Use it.
685 (float_extend_from_mem): New.
686 (init_expr_once): Initialize it.
687 * real.c (exact_real_truncate): New.
689 * config/i386/i386.h (CONST_COSTS): Assume CONST_DOUBLE gets
690 dropped into memory; penalize for size.
691 (RTX_COSTS): FLOAT_EXTEND is free.
692 * config/i386/i386.md (extendsfdf2, extendsfxf2, extendsftf2,
693 extenddfxf2, extenddftf2): Accept constants and drop them to memory.
695 2002-05-12 Richard Henderson <rth@redhat.com>
697 * profile.h (profile_info): Add missing extern to declaration.
698 * profile.c (profile_info): Define it.
700 2002-05-11 John David Anglin <dave@hiauly1.hia.nrc.ca>
702 * pa/pa32-regs.h (HARD_REGNO_MODE_OK): Revise sets of general registers
703 used for DImode and TImode.
705 2002-05-11 Neil Booth <neil@daikokuya.demon.co.uk>
707 * cpplex.c (_cpp_lex_direct): When in a directive at EOF
708 fake a newline.
710 2002-05-11 Zack Weinberg <zack@codesourcery.com>
712 * config/rs6000/rs6000.c (rs6000_default_long_calls,
713 rs6000_longcall_switch, rs6000_set_default_type_attributes): New.
714 (TARGET_SET_DEFAULT_TYPE_ATTRIBUTES): Set it.
715 (rs6000_override_options): Handle -m(no-)longcall.
716 (init_cumulative_args, output_mi_thunk): Check for both
717 longcall and shortcall attributes on the function.
718 (rs6000_attribute_table): Add "shortcall".
719 (rs6000_handle_longcall_attribute): Update comment.
720 (altivec_expand_unop_builtin, altivec_expand_binop_builtin,
721 altivec_expand_ternop_builtin): Add default clauses to switches
722 to silence warnings.
724 * config/rs6000/rs6000.h: Declare rs6000_longcall_switch and
725 rs6000_default_long_calls. Define REGISTER_TARGET_PRAGMAS.
726 (TARGET_OPTIONS): Add longcall and no-longcall.
728 * config/rs6000/rs6000.md (call_nonlocal_sysv,
729 call_value_nonlocal_sysv): Split by alternatives. One pair
730 accepts only SYMBOL_REFs and rejects if CALL_LONG is set in
731 the call cookie. The other pair accepts only LR/CTR and has
732 no restriction.
734 * config.gcc (rs6000-*-* | powerpc*-*-* trailer stanza):
735 Set c_target_objs, cxx_target_objs; add t-rs6000-c-rule to
736 tmake_file.
737 * config/rs6000/rs6000-c.c: New file.
738 * config/rs6000/t-rs6000-c-rule: New file.
739 * config/rs6000/rs6000-protos.c: Add multiple-include guard.
740 Prototype rs6000_pragma_longcall.
742 * doc/extend.texi: Document shortcall attribute.
743 * doc/invoke.texi: Document -mlongcall, -mno-longcall.
745 2002-05-11 John David Anglin <dave@hiauly1.hia.nrc.ca>
747 * reorg.c (dbr_schedule): Remove unnecessary test.
749 Sat May 11 14:34:35 CEST 2002 Jan Hubicka <jh@suse.cz>
751 * i386.md (testsi to testqi spliters): New.
753 2002-01-14 Josef Zlomek <zlomek@matfyz.cz>
755 cfg.c (dump_edge_info): added dumping of EDGE_CAN_FALLTHRU.
757 Wed Jan 9 2002 Josef Zlomek <zlomj9am@artax.karlin.mff.cuni.cz>
759 * basic-block.h: New flag EDGE_CAN_FALLTHRU
760 * cfganal.c (set_edge_can_fallthru_flag): New function; marks the edges
761 that can be made fallthru.
763 Mon Nov 12 16:25:53 CET 2001 Jan Hubicka <jh@suse.cz>
765 * cfglayout.c (cleanup_unconditional_jumps): New static function.
766 (cfg_layout_initialize): Use it.
768 2002-05-11 Marek Michalkiewicz <marekm@amelek.gda.pl>
770 * config/avr/avr.c (avr_mcu_types): Update supported devices.
771 * config/avr/avr.h (CPP_SPEC, LINK_SPEC, CRT_BINUTILS_SPECS): Likewise.
772 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
774 2002-05-11 Kazu Hirata <kazu@cs.umass.edu>
776 * dbxout.c: Fix formatting.
777 * dependence.c: Likewise.
778 * df.c: Likewise.
779 * diagnostic.c: Likewise.
780 * doloop.c: Likewise.
781 * dominance.c: Likewise.
782 * doschk.c: Likewise.
783 * dwarf2asm.c: Likewise.
784 * dwarf2out.c: Likewise.
785 * dwarfout.c: Likewise.
787 2002-05-10 Richard Henderson <rth@redhat.com>
789 * final.c (end_final): Tidy whitespace. Don't honor flag_pack_struct.
790 Convert integers constants as needed. Replace "nwords" field with
791 "sizeof_bb".
792 (final): Save profile data if cfun->arc_profile, not profile_arc_flag.
793 * function.h: Fix typo in comment.
794 * libgcc2.c (struct bb): Replace "nwords" with "sizeof_bb".
796 2002-05-10 Roger Sayle <roger@eyesopen.com>
798 * fold-const.c (build_range_check): Optimize (c>=1) && (c<=127)
799 into the equivalent (signed char)c > 0.
801 2002-05-10 Janis Johnson <janis187@us.ibm.com>
803 * loop.c: (PREFETCH_EXTREME_DIFFERENCE, PREFETCH_BEFORE_LOOP): New.
804 (PREFETCH_CONDITIONAL): Renamed from PREFETCH_NOT_ALWAYS.
805 (struct prefetch_info): Fix spelling of member bytes_accessed.
806 (emit_prefetch_instructions): Make dump messages more regular;
807 restructure code to add more dump messages; use new macros for
808 heuristics. (There are no code generation changes in any of this).
810 2002-05-10 David S. Miller <davem@redhat.com>
812 * rtl.h (INSN_ANNULLED_BRANCH_P): Accept INSN too, update comment.
813 (struct rtx_def): Update unchanging flag comment.
814 * doc/rtl.texi (INSN_ANNULLED_BRANCH_P): Update description.
815 * reorg.c (delete_from_delay_list): INSN_ANNULLED_BRANCH_P needs
816 to be handled to INSN too.
817 (dbr_schedule): Likewise.
818 * resource.c (next_insn_no_annul): Likewise.
820 * cse.c (rtx_cost): Remove multiplication by power of 2 special
821 casing.
823 2002-05-14 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
825 * doc/install.texi (Specific, *-*-solaris2*): Update passus on
826 setting CONFIG_SHELL to /bin/ksh and remove alternate trick to
827 (possibly) work around broken /bin/sh.
829 2002-05-10 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
831 * config/mips/t-iris6 (SHLIB_SLIBDIR_SUFFIXES): Use mabi=64 and
832 . as N64/N32 libgcc_s.so subdirs.
834 2002-05-10 David S. Miller <davem@redhat.com>
836 * config/sparc/sparc.md: Use define_constants for unspec numbers.
838 * rtl.h (struct rtx_def): Document unchanging and in_struct flags
839 more accurately.
840 (INSN_ANNULLED_BRANCH_P): Only valid for JUMP_INSN and CALL_INSN, fix
841 comment.
842 (INSN_FROM_TARGET_P): Valid also for CALL_INSN.
843 * doc/rtl.texi: Document these macros more accurately.
844 * recog.c (whole file): Only mess with INSN_ANNULLED_BRANCH_P for
845 JUMP_INSNs and CALL_INSNs.
846 * resource.c (whole file): Only mess with INSN_ANNULLED_BRANCH_P
847 or INSN_FROM_TARGET_P if the code is appropriate.
849 2002-05-10 Marek Michalkiewicz <marekm@amelek.gda.pl>
851 * config/avr/avr.c (print_operand): Check that addr is a SYMBOL_REF
852 before using SYMBOL_REF_FLAG (addr).
854 * config/avr/avr-protos.h (avr_io_address_p): Declare.
855 * config/avr/avr.c (io_address_p): Rename to avr_io_address_p.
856 Make non-static. Update all callers.
857 * config/avr/avr.md (*cbi, *sbi, *sbix_branch, *sbix_branch_bit7):
858 New insns to clear/set/test a single bit in I/O address space.
860 2002-05-09 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
862 * rtl.h (ENABLE_RTL_FLAG_CHECKING): Also check for gcc >= 2.7.
864 2002-05-09 Neil Booth <neil@daikokuya.demon.co.uk>
866 * Makefile.in: Update.
867 * c-common.c (flag_iso, flag_undef, cb_register_builtins,
868 builtin_define_std): New.
869 (c_common_init): Register CPP builtins callback.
870 * c-common.h (flag_iso, flag_undef): New.
871 * c-decl.c (c_decode_option): Set flag_iso and flag_undef.
872 * c-lex.c: Don't include target.h.
873 (cb_register_builtins): Move to c-common.c.
874 (init_c_lex): Don't register hook here.
875 * c-lex.h (builtin_define, builtin_assert, builtin_define_std): New.
876 (cpp_define, cpp_assert): Remove.
877 * gcc.c (cc1_options): Pass -undef to front end.
878 * target-def.h (TARGET_REGISTER_CPP_BUILTINS): Remove.
879 (TARGET_INITIALIZER): Update.
880 * target.h (struct cpp_reader): Don't predeclare.
881 (struct gcc_target): Remove cpp builtin hook.
882 * tree.c (default_register_cpp_builtins): Remove.
883 doc:
884 * tm.texi: Update.
886 2002-05-09 Neil Booth <neil@daikokuya.demon.co.uk>
888 * cppexp.c (_cpp_expand_op_stack): Set op_limit.
890 2002-05-09 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
892 * config/mips/t-iris6 (SHLIB_SLIBDIR_SUFFIXES): Define.
893 (SHLIB_LINK, SHLIB_INSTALL): Adjust.
895 2002-05-09 Jakub Jelinek <jakub@redhat.com>
897 * config/sparc/t-linux64 (SHLIB_MAPFILES): Set.
898 * config/sparc/libgcc-sparc-glibc.ver: New file.
899 * config/cris/t-linux (SHLIB_MAPFILES): Remove.
900 * mklibgcc.in: Preprocess SHLIB_MAPFILES with ml flags.
902 2002-05-09 Jakub Jelinek <jakub@redhat.com>
904 PR target/6429
905 * Makefile.in (libgcc.mk): Pass SHLIB_SLIBDIR_SUFFIXES to mklibgcc.
906 * mklibgcc.in: If SHLIB_SLIBDIR_SUFFIXES is defined, put libgcc_s
907 shared libraries into multilib dirs, with SONAME libgcc_s.so.1 for
908 base multilibs.
909 * config/t-slibgcc-elf-ver (SHLIB_LINK): Adjust for the above.
910 * config/t-slibgcc-sld (SHLIB_LINK): Likewise.
911 * config/sparc/t-linux64 (SHLIB_SLIBDIR_SUFFIXES): Define.
912 * config/sparc/t-sol2-64 (SHLIB_SLIBDIR_SUFFIXES): Define.
914 2002-05-09 Richard Henderson <rth@redhat.com>
916 * config/ia64/ia64.md: Use define_constants for unspec numbers.
917 * config/ia64/ia64.c: Likewise.
919 2002-05-09 Richard Sandiford <rsandifo@redhat.com>
921 * config/mips/mips.c (mips_add_large_offset_to_sp): Remove FILE arg.
922 (save_restore_insns): Likewise.
923 (mips_expand_prologue, mips_expand_epilogue): Update callers.
924 (highpart_shift_operator): Attach ATTRIBUTE_UNUSED to mode argument.
926 Thu May 9 11:50:09 2002 Jeffrey A Law (law@cygnus.com)
928 * athlon.md, k6.md, pentium.md, ppro.md): New files.
929 * i386.md: Move scheduling information into new files.
931 * i386.md (type attribute): Add "rotate" for rotate insns.
932 (rotate insns): Set type to "rotate".
933 (various attributes and function units): Treat rotate like shift.
934 (pent_pair attribute): Only rotates by one bit position are
935 pairable.
936 (sbb insns): Explicitly set pent_pair attribute on a couple
937 that were missing it.
939 Thu May 9 18:29:24 2002 J"orn Rennecke <joern.rennecke@superh.com>
941 * sh.c (sh_builtin_saveregs): If starting with an odd fp register,
942 make sure that buffer starts on odd word address.
943 (sh_va_arg): Skip odd fp registers when reading a double precision
944 value.
946 2002-05-09 Neil Booth <neil@daikokuya.demon.co.uk>
948 * tree.h (preserve_data, object_permanent_p, type_precision):
949 Remove.
951 2002-05-09 Neil Booth <neil@daikokuya.demon.co.uk>
953 * cpplib.c (cpp_init_internal_pragmas): Remove #pragma poison.
954 * cppmacro.c (paste_all_tokens): Bad pastes are a hard error.
955 doc:
956 * cpp.texi: Update for removal of obsolete features.
958 Thu May 9 07:46:18 2002 Jan Hubicka <jh@suse.cz>
959 Jeffrey A Law (law@redhat.com)
961 * i386.c (ia32_use_dfa_pipeline_interface): New function. Use
962 the DFA interface for Pentium processors.
963 (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE): DEFINE.
964 (attr_pent_pair, ix86_pent_find_pair): Remove.
965 (ix86_sched_reorder_pentium): Remove.
966 (ix86_sched_reorder): Remove reordering for Pentium.
967 * i386.md (Pentium scheduling): Rewrite using DFA description.
969 Thu May 9 14:55:39 CEST 2002 Jan Hubicka <jh@suse.cz>
971 * cfganal.c (can_fallthru): Fix fast path.
972 * cfgrtl.c (verify_flow_info): Avoid crash on conditionals
973 with edges to the next block.
975 Thu May 9 14:52:45 CEST 2002 Jan Hubicka <jh@suse.cz>
976 Pavel Nejedly <bim@atrey.karlin.mff.cuni.cz>
978 * final.c (end_final): Use C trees to output data structures for profiling.
980 * Makefile.in (LIBGCC_DEPS): Added missing dependency on gcov-io.h
981 (profile.o): New dependency profile.h
982 (final.o): New dependency profile.h
983 * profile.h: New file. New global structure profile_info.
984 * final.h (count_edges_instrumented_now): Declare.
985 (current_function_cfg_checksum): Declare.
986 (function_list): New structure.
987 (functions_head, functions_tail): New static variables.
988 (end_final): Emits more data, removed some -ax stuff.
989 (final): Stores function names and chcksums.
990 * gcov-io.h (__write_gcov_string): New function.
991 (__read_gcov_string): New function.
992 * gcov.c (read_profile): New function.
993 (create_program_flow_graph): Uses read_profile instead of reading
994 da_file.
995 (read_files): Removed da_file checking, it's done by read_profile now.
996 * libgcc2.c (bb_function_info): New structure.
997 (bb): New field in structure, removed some -ax stuff.
998 (__bb_exit_func): Changed structure of da_file.
999 * profile.c (count_edges_instrumented_now): New global variable.
1000 (current_function_cfg_checksum): New global variable.
1001 (max_counter_in_program): New global variable.
1002 (get_exec_counts): New function.
1003 (compute_checksum): New function.
1004 (instrument_edges): Sets count_edges_instrumented_now.
1005 (compute_branch_probabilities): Uses get_exec_counts instead of
1006 reading da_file.
1007 (branch_prob): Calls compute_checksum and writes extra data to bbg_file.
1008 (init_branch_prob): Removed da_file checking, done in get_exec_counts
1009 now.
1010 (end_branch_prob): Removed da_file checking, done in get_exec_counts
1011 now.
1012 * gcov.texi: Updated information about gcov file format.
1014 2002-05-09 Kazu Hirata <kazu@cs.umass.edu>
1016 * sbitmap.c: Fix formatting.
1017 * scan.c: Likewise.
1018 * scan-decls.c: Likewise.
1019 * sched-deps.c: Likewise.
1020 * sched-ebb.c: Likewise.
1021 * sched-rgn.c: Likewise.
1022 * sched-vis.c: Likewise.
1023 * sdbout.c: Likewise.
1024 * sibcall.c: Likewise.
1025 * simplify-rtx.c: Likewise.
1026 * ssa.c: Likewise.
1027 * ssa-ccp.c: Likewise.
1028 * ssa-dce.c: Likewise.
1029 * stmt.c: Likewise.
1030 * stor-layout.c: Likewise.
1031 * stringpool.c: Likewise.
1033 2002-05-09 David S. Miller <davem@redhat.com>
1035 * config/sparc/sol2.h (ASM_CPU_SPEC): Handle -mcpu=v9.
1037 2002-05-07 David S. Miller <davem@redhat.com>
1039 * config/sparc/sparc.h (TARGET_BUGGY_QP_LIB): Define to zero.
1040 * config/sparc/sol2.h (TARGET_BUGGY_QP_LIB): Override to one.
1041 * config/sparc/sparc.c (emit_soft_tfmode_libcall): If the Qp
1042 library implementation clobbers the output before the inputs
1043 are fully consumed, use stack temporary for the output.
1045 2002-05-09 Jason Thorpe <thorpej@wasabisystems.com>
1047 * config/netbsd.h (CPP_SPEC): Remove.
1048 * config/i386/netbsd-elf.h (CPP_SPEC): Define.
1049 * config/i386/netbsd.h (CPP_SPEC): Define.
1050 * config/ns32k/netbsd.h (CPP_SPEC): Define.
1051 * config/sparc/netbsd-elf.h (CPP_SPEC): Remove.
1052 * config/sparc/netbsd.h (CPP_SPEC): Define.
1053 * config/vax/netbsd.h (CPP_SPEC): Define.
1055 2002-05-08 Kazu Hirata <kazu@cs.umass.edu>
1057 * read-rtl.c: Fix formatting.
1058 * real.c: Likewise.
1059 * recog.c: Likewise.
1060 * regclass.c: Likewise.
1061 * regmove.c: Likewise.
1062 * reg-stack.c: Likewise.
1063 * reload1.c: Likewise.
1064 * reload.c: Likewise.
1065 * resource.c: Likewise.
1066 * rtlanal.c: Likewise.
1067 * rtl.c: Likewise.
1068 * rtl-error.c: Likewise.
1070 2002-05-08 John David Anglin <dave@hiauly1.hia.nrc.ca>
1072 * pa/pa-64.h (MAX_WCHAR_TYPE_SIZE): Delete.
1073 * pa/pa.h (MAX_WCHAR_TYPE_SIZE): Delete.
1075 2002-05-08 Bernd Schmidt <bernds@redhat.com>
1077 * config/i386/i386.h (CPP_CPUCOMMON_SPEC): Tweak previous change to
1078 use __SSE2__ macro instead.
1079 * config/i386/xmmintrin.h: Likewise.
1081 2002-05-08 Janis Johnson <janis187@us.ibm.com>
1083 * rtl.h (RTL_FLAG_CHECK*): Add an argument for the macro name,
1084 and use it in all invocations of these macros. Clean up comments.
1085 * rtl.c (rtl_check_failed_flag): Add an argument for the name
1086 of the flag access macro whose check failed.
1087 * doc/rtl.texi (Flags): Document additional flag uses.
1089 2002-05-08 Robert Spier <rspier@pobox.com>
1090 Neil Booth <neil@daikokuya.demon.co.uk>
1092 PR preprocessor/6521
1093 * cppfiles.c (handle_missing_header): Don't do anything
1094 different for <> includes.
1095 doc:
1096 * cppopts.texi: Update documentation for -MG.
1098 2002-05-08 Neil Booth <neil@daikokuya.demon.co.uk>
1100 * cpplex.c (cpp_interpret_charconst): Truncate as well as
1101 sign-extend.
1102 doc:
1103 * cpp.texi: Clarify multichar charconst valuation.
1105 2002-05-08 Mark Mitchell <mark@codesourcery.com>
1107 * doc/invoke.texi: Document -mwindiss option.
1109 2002-05-08 Jason Merrill <jason@redhat.com>
1111 * dwarf2out.c (output_call_frame_info): Don't emit a CIE with no FDEs.
1113 * dwarf2out.c (gen_type_die): Abort on broken recursion.
1115 PR c++/6381
1116 * dwarf2out.c (rtl_for_decl_location): Only expand INTEGER_CST and
1117 REAL_CST.
1119 2002-05-08 Nick Clifton <nickc@cambridge.redhat.com>
1121 * config/arm/t-arm-elf (MULTILIB): Do not allow big-endian/
1122 little-endian multilibs to override arm/thumb multilibs.
1123 Do not build hardware floating point multilibs, nor apcs-26
1124 multilibs for the Thumb.
1126 2002-05-08 Mark Mitchell <mark@codesourcery.com>
1128 PR c/6569.
1129 * varasm.c (mark_weak): New function.
1130 (merge_weak): Use it. Do not call declare_weak.
1131 (declare_weak): Use merge_weak.
1133 Wed May 8 13:12:11 CEST 2002 Jan Hubicka <jh@suse.cz>
1135 * cse.c (dead_libcall_p): Update counts.
1136 (delete_trivially_dead_insns): Update call of dead_libcall_p.
1138 Wed May 8 11:08:50 CEST 2002 Jan Hubicka <jh@suse.cz>
1140 * cfglayout.c (function_tail_eff_head): Rename to ...
1141 (function_footer): ... this one.
1142 (unlink_insn_chain): New functions.
1143 (label_for_bb): Only call block_label and emit debug message.
1144 (record_effective_endpoints): Actually unlink the headers and footers.
1145 (fixup_reorder_cahin): Re-insert the unlinked sequences.
1146 (cfg_layout_duplicate_bb): Use duplicate_insn_chain.
1147 * cfglayout.h (struct reorder_block_def): New fields footer/header;
1148 remove eff_head/eff_end.
1149 * rtl.h (set_first_insn): Declare.
1150 * emit-rtl.c (set_first_insn): New function.
1152 * cfglayout.c (fixup_reorder_chain): Dump duplicated
1153 (cfg_layout_can_duplicate_bb_p, cfg_layout_rerirect_edge,
1154 cfg_layout_duplicate_bb): New global function.
1155 (duplicate_insn_chain): New static function.
1156 * cfglayout.h (cfg_layout_can_duplicate_bb_p, cfg_layout_rerirect_edge,
1157 cfg_layout_duplicate_bb): Declare.
1158 (struct reorder_block_def): Add "original" field.
1159 * emit-rtl.c (emit_copy_of_insn_after): New function.
1160 * rtl.h (emit_copy_of_insn_after): Declare.
1162 * cfglayout.c (fixup_fallthru_exit_predecessor): Kill.
1163 (fixup_reorder_chain): properly handle edges to exit block.
1165 Wed May 8 11:10:31 CEST 2002 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
1166 Jan Hubicka <jh@suse.cz>
1168 * basic-block.h (note_prediction_to_br_prob): declare.
1169 * c-semantics.c: Inlucde predit.h
1170 (expand_stmt): predict GOTO_STMT as not taken.
1171 * cfgcleanup.c: (delete_unreachable_blocks): Make global.
1172 (cleanup_cfg): Do not free tail_recursion_list.
1173 * cfgrtl.c (can_delete_note_p): Delete NOTE_INSN_PREDICTION.
1174 (flow_delete_block): Kill predictions past end of basic block.
1175 * output.h (delete_unreachable_blocks): Declare.
1176 * predict.c (predicted_by_p, process_note_predictions,
1177 process_note_prediction, last_block_p): New function.
1178 (estimate_probability): Bypass loop on PRED_CONTINUE;
1179 do not handle noreturn heuristics; kill PRED_RETURN; add
1180 PRED_EARLY_RETURN.
1181 * predict.def (PRED_CONTINUE, PRED_EARLY_RETURN, PRED_GOTO,
1182 PRED_CONST_RETURN, PRED_NEGATIVE_RETURN, PRED_NULL_RETURN): New.
1183 * predict.h (IS_TAKEN): New constant.
1184 * print-rtl.c (print_rtx): Pretty print NOTE_INSN_PREDICTION.
1185 * rtl.c (NOTE_INSN_PREDICTION): New.
1186 * rtl.h (NOTE_PREDICTION, NOTE_PREDICTION_ALG, NOTE_PREDICTION_FLAGS):
1187 New macro.
1188 (insn_note): add NOTE_INSN_PREDICTION.
1189 * sibcall.c (optimize_sibling_and_tail_recursive_call): Do not build
1190 CFG; free tail_recursion_label_list.
1191 * stmt.c: Include predict.h;
1192 (return_prediction): New.
1193 (expand_value_return): Use it.
1194 * toplev.c: Lower NOTE_INSN_PREDICTION before sibcall.
1196 2002-05-08 Richard Sandiford <rsandifo@redhat.com>
1198 * config/mips/mips.md: Name the unspecs with define_constant.
1199 (*HILO_delay): Rename to 'hilo_delay' (no star).
1200 (reload_indi): Replace gen_rtx_UNSPEC with gen_hilo_delay.
1201 (reload_outdi, reload_outsi): Likewise.
1203 2002-05-07 Kazu Hirata <kazu@cs.umass.edu>
1205 * toplev.c: Fix formatting.
1207 2002-05-07 Janis Johnson <janis187@us.ibm.com>
1209 * config.in (ENABLE_RTL_FLAG_CHECKING): New.
1210 * configure.in (ac_rtlflag_checking): New.
1211 * doc/install.texi (--enable-checking): Document RTL flag checking.
1213 2002-05-07 Neil Booth <neil@daikokuya.demon.co.uk>
1215 * c-common.c (c_common_init): Set options->unsigned_wchar.
1216 * cppinit.c (cpp_create_reader): Default unsigned_wchar,
1217 group target dependencies.
1218 (init_builtins, cpp_handle_option): Update.
1219 * cpplex.c (cpp_interpret_charconst): Update.
1220 * cpplib.h (struct cpp_options): Add unsigned_wchar, rename
1221 signed_char to unsigned_char, group target dependencies.
1222 * defaults.h (WCHAR_UNSIGNED): Remove.
1223 * system.h (WCHAR_UNSIGNED, MAX_CHAR_TYPE_SIZE): Poison.
1224 config:
1225 * freebsd.h, interix.h, alpha/freebsd.h, arm/freebsd.h,
1226 i386/386bsd.h, i386/beos-elf.h, i386/bsd386.h, i386/cygwin.h,
1227 i386/djgpp.h, i386/freebsd-aout.h, i386/i386-interix.h,
1228 i386/win32.h, ia64/freebsd.h, mips/netbsd.h, rs6000/freebsd.h,
1229 sh/elf.h, sh/sh.h, sparc/freebsd.h: Remove WCHAR_UNSIGNED.
1230 doc:
1231 * tm.texi: Remove MAX_CHAR_TYPE_SIZE.
1233 2002-05-07 Mark Mitchell <mark@codesourcery.com>
1235 * fixinc/inclhack.def (windiss_math1): New fix.
1236 (windiss_math2): Likewise.
1237 (windiss_valist): Likewise.
1238 * fixinc/fixincl.x: Regenerated.
1240 2002-05-07 Andreas Jaeger <aj@suse.de>
1242 * genautomata.c (output_internal_min_issue_delay_func): Add
1243 ATTRIBUTE_UNUSED to avoid warning with empty dfa.
1244 (output_internal_trans_func): Likewise.
1246 Tue May 7 10:06:22 2002 Jeffrey A Law (law@redhat.com)
1248 * pa.c (hppa_profile_hook): Use force_reg to get the address
1249 of the profile hook into an appropriate pseudo register.
1251 2002-05-07 Mark Mitchell <mark@codesourcery.com>
1253 * config/rs6000/sysv4.h (SUBTARGET_SWITCHES): Add -mwindiss.
1254 (LINK_START_SPEC): Handle it.
1255 (LINK_OS_SPEC): Likewise.
1256 (CPP_SPEC): Likewise.
1257 (STARTFILE_SPEC): Likewise.
1258 (LIB_SPEC): Likewise.
1259 (ENDFILE_SPEC): Likewise. Do not assume crtsavres.o is used on
1260 all platforms.
1261 (CRTSAVRES_DEFAULT_SPEC): New macro.
1262 (LIB_WINDISS_SPEC): New macro.
1263 (CPP_OS_WINDISS_SPEC): Likewise.
1264 (STARTFILE_WINDISS_SPEC): Likewise.
1265 (ENDFILE_WINDISS_SPEC): Likewise.
1266 (LINK_START_WINDISS_SPEC): Likewise.
1267 (LINK_OS_WINDISS_SPEC): Likewise.
1268 * config/rs6000/windiss.h: New file.
1270 2002-05-07 Aldy Hernandez <aldyh@redhat.com>
1272 * config/rs6000/rs6000.c (bdesc_2arg): Fix vmax typos.
1274 2002-05-06 David S. Miller <davem@redhat.com>
1276 * config/sparc/sparc.md (shift insns): Do not mask off
1277 second operand, 'I' constraint and SHIFT_COUNT_TRUNCATED
1278 take care of it.
1280 2002-05-06 Richard Henderson <rth@redhat.com>
1282 PR c++/6212
1283 * expr.c (highest_pow2_factor_for_type): New.
1284 (expand_assignment): Use it.
1286 2002-05-06 Aldy Hernandez <aldyh@redhat.com>
1288 * config/rs6000/rs6000.md ("altivec_mtvscr"): Change to
1289 unspec_volatile.
1290 ("altivec_mfvscr"): Same.
1292 2002-05-06 Janis Johnson <janis187@us.ibm.com>
1294 * rtl.h (struct rtx_def): Update comments.
1295 (RTL_FLAG_CHECK[12345678]): New. (rtl_check_failed_flag): Declare.
1296 (RTL_FLAG): New. (CLEAR_RTX_FLAGS): New. (flag access macros): Use
1297 RTL_FLAG_CHECK macros with list of expected RTL codes.
1298 * rtl.c (copy_rtx, shallow_copy_rtx): Use RTX_FLAG macro.
1299 (rtl_check_failed_flag): New.
1300 * reload1.c (reload): Use REG macro before changing rtx to MEM.
1301 (reload_cse_noop_set_p): Check rtx code before using access macro.
1302 * config/ia64/ia64.c (process_for_unwind_directive): Check rtx code
1303 before using access macro.
1305 2002-05-06 Janis Johnson <janis187@us.ibm.com>
1307 * doc/rtl.texi (Flags): Update to reflect current usage.
1309 2002-05-06 Roger Sayle <roger@eyesopen.com>
1311 PR opt/3995
1312 * fold-const.c (sign_bit_p): New function.
1313 (fold) [EQ_EXPR]: Use this to convert (A & C) == 0 into A >= 0 and
1314 (A & C) != 0 into A < 0, when constant C is the sign bit of A's type.
1315 Reapply fold when converting (A & C) == C into (A & C) != 0.
1316 (fold_binary_op_with_conditional_arg): Fix typo in comment.
1318 2002-05-07 Neil Booth <neil@daikokuya.demon.co.uk>
1320 * c-common.c (warn_multichar): New.
1321 (c_common_init): Set CPP's warn_multichar.
1322 * c-common.h (warn_multichar): New.
1323 * c-decl.c (warn_multichar): Remove.
1324 * c-lex.c (lex_charconst): Update.
1325 * c-tree.h (warn_multichar): Remove.
1326 * cppexp.c (eval_token): Sign-extend charconst value.
1327 * cppinit.c (cpp_create_reader): Set warn_multichar.
1328 * cpplex.c (cpp_interpret_charconst): Don't sign-extend
1329 each character. Update prototype. Sign-extend the result.
1330 * cpplib.h: Fix conditions.
1331 (struct cpp_options): Add new warning flag.
1332 (cpp_interpret_charconst): Update prototype.
1333 doc:
1334 * cpp.texi: Update documentation.
1336 2002-05-06 Vladimir Makarov <vmakarov@redhat.com>
1338 * genautomata.c (form_the_same_automaton_unit_lists_from_regexp):
1339 Fix typo in usage of allof instead of unit.
1341 2002-05-06 Richard Henderson <rth@redhat.com>
1343 * recog.c (if_test_bypass_p): Accept multiple set insns for OUT,
1344 and any jump or call for IN.
1346 2002-05-06 Bernd Schmidt <bernds@redhat.com>
1348 * config/i386/i386.h (CPP_CPUCOMMON_SPEC): Define __SSE2_BUILTINS__ if
1349 -msse2.
1350 * config/i386/xmmintrin.h: Use it to conditionalize SSE2 support.
1352 2002-05-06 Roger Sayle <roger@eyesopen.com>
1354 * fold-const.c (lshift-double): Cast the high word to an unsigned
1355 HOST_WIDE_INT when extracting sign bit to avoid compiler warning.
1356 (div_and_round_double): Cast carry to a signed HOST_WIDE_INT to
1357 avoid compiler warning. (fold): Remove redundant code from
1358 BIT_AND_EXPR as integer operands are canonicalized to be arg1.
1360 2002-05-06 Jeff Law <law@redhat.com>
1362 * pa-protos.h (hppa_fpstore_bypass_p): Declare.
1363 * pa.c (pa_adjust_cost): Remove all true dependency cost
1364 adjustments. Also remove support for non-DFA scheduling.
1365 * pa.md (700, 7100, 7100lc, 7200, 7300): Use bypass mechanism
1366 to adjust true dependency costs. Update various comments.
1367 (7100lc, 7200, 7300 scheduling): Simplify by combining the
1368 FP ALU & MPY units into a single unit.
1370 2002-05-06 Catherine Moore <clm@redhat.com>
1372 * config/v850/v850.c (compute_register_save_size): Make sure
1373 to count all of the registers that will be saved.
1375 Mon May 6 18:03:11 CEST 2002 Jan Hubicka <jh@suse.cz>
1377 * i386.c (q_regs_operand): Use ANY_QI_REGS_P.
1379 2002-05-06 David S. Miller <davem@redhat.com>
1381 * config/sparc/sparc.c (emit_soft_tfmode_libcall): Do not
1382 allow result to overlap input operands in memory.
1384 2002-05-06 Neil Booth <neil@daikokuya.demon.co.uk>
1386 doc:
1387 * cpp.texi: Update multichar charconst docs.
1389 2002-05-06 Neil Booth <neil@daikokuya.demon.co.uk>
1391 * cpplex.c (cpp_interpret_charconst): Sign-extend each
1392 character. Don't ignore excess characters. Treat
1393 multicharacter character constants as signed.
1394 (cpp_parse_escape): Clarify diagnostic.
1396 2002-05-05 Jakub Jelinek <jakub@redhat.com>
1398 * config/sparc/sparc.md (ashlsi3): If shift count is const1_rtx,
1399 use add instead of shift.
1400 (ashldi3_sp64): Likewise.
1401 (ashlsi3_const1, ashldi3_const1): Remove.
1402 * config/sparc/sparc.h (PREDICATE_CODES): Add const1_operand.
1403 * config/sparc/sparc.c (const1_operand): New.
1405 2002-05-05 Jason Thorpe <thorpej@wasabisystems.com>
1407 * config.gcc (alpha*-*-netbsd*): Don't use crtstuff.
1409 2002-05-05 Jakub Jelinek <jakub@redhat.com>
1411 PR target/6561
1412 * config/sparc/sparc.md (muldi3_v8plus): Handle %1 equal to %2.
1414 2002-05-05 Richard Henderson <rth@redhat.com>
1416 * config/alpha/alpha.c (alpha_adjust_cost): Remove everything but
1417 memory latency adjustments.
1418 (alpha_variable_issue): Remove.
1419 (alpha_use_dfa_pipeline_interface): New.
1420 (alpha_multipass_dfa_lookahead): New.
1421 * config/alpha/alpha.md: Remove define_function_unit scheduling;
1422 include new dfa scheduling.
1423 (attr type): Add none.
1424 (blockage): Use it.
1425 * config/alpha/ev4.md: New.
1426 * config/alpha/ev5.md: New.
1427 * config/alpha/ev6.md: New.
1429 2002-05-05 David S. Miller <davem@redhat.com>
1431 * recog.c (store_data_bypass_p): Handle CLOBBER inside PARALLEL.
1433 2002-05-05 Kazu Hirata <kazu@cs.umass.edu>
1435 * cse.c: Fix formatting.
1436 * emit-rtl.c: Likewise.
1438 2002-05-05 Vladimir Makarov <vmakarov@redhat.com>
1440 * genautomata.c (initiate_states): Add additional guard to
1441 initialize `units_array'.
1443 2002-05-05 Vladimir Makarov <vmakarov@redhat.com>
1445 * genautomata.c (form_the_same_automaton_unit_lists_from_regexp,
1446 process_unit_to_form_the_same_automaton_unit_lists,
1447 form_the_same_automaton_unit_lists
1448 check_unit_distributions_to_automata): New prototypes and
1449 functions.
1450 (check_automata): Rename it into `check_automata_insn_issues'.
1451 (unit_decl): New fields `the_same_automaton_unit' and
1452 `the_same_automaton_message_reported_p'.
1453 (unit_decl_t): New typedef.
1454 (the_same_automaton_lists): New gloval variable.
1455 (unit_regexp, unit_set_el, units_array, units_cmp,
1456 output_get_cpu_unit_code_func): Use the typedef.
1457 (evaluate_max_reserv_cycles): Increment
1458 `description->max_insn_reserv_cycles'.
1459 (initiate_states): Don't increment `max_cycles_num'.
1460 (transform_insn_regexps): Move code around transformation of
1461 regexps from `generate'.
1462 (generate): Remove call of `transform_insn_regexps'.
1463 (expand_automata): Call `transform_insn_regexps' and
1464 `check_unit_distributions_to_automata'. Check errors before
1465 `generate'.
1467 * config/sparc/ultra3.md (us3_a0, us3_a1): Move the units into
1468 automaton `ultrasparc3_1'.
1470 2002-05-05 Neil Booth <neil@daikokuya.demon.co.uk>
1472 * c-common.c (c_common_init): Set up CPP arithmetic.
1473 * cppinit.c (cpp_create_reader): Default CPP arithmetic to
1474 something reasonable for the host.
1475 (sanity_checks): Add checks.
1476 (cpp_read_main_file): Call sanity_checks() from here...
1477 (cpp_post_options): ... not here.
1478 * cpplex.c (cpp_interpret_charconst): Get max_chars right.
1479 * cpplib.h (struct cpp_options): New member int_precision.
1481 2002-05-05 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
1483 * doc/install.texi (powerpc-*-linux-gnu*): Update build requirements.
1485 2002-05-04 David S. Miller <davem@redhat.com>
1487 * config/sparc/linux.h, config/sparc/linux64.h
1488 (HANDLE_PRAGMA_PACK_PUSH_POP): Don't define twice.
1490 * config/sparc/sparc.c (sparc_rtx_costs): Describe costs of
1491 more RTX codes.
1492 * config/sparc/sparc.h (RTX_COSTS_CASES): List those new codes.
1494 * recog.c (store_data_bypass_p): Handle out_insn being a PARALLEL
1495 of SETs.
1497 2002-05-05 Tim Josling <tej@melbpc.org.au>
1499 * treelang; New directory for new sample language treelang.
1501 2002-05-04 Neil Booth <neil@daikokuya.demon.co.uk>
1503 * Makefile.in (c-lex.o): Update.
1504 * c-lex.c: Include target.h.
1505 (cb_register_builtins): New.
1506 (init_c_lex): Set builtins callback.
1507 * c-lex.h (cpp_define, cpp_assert): New prototypes.
1508 * cppinit.c (init_builtins): Use callback, including for
1509 GXX_WEAK.
1510 * cpplib.h (struct cpp_callbacks): New member.
1511 * target-def.h (TARGET_REGISTER_CPP_BUILTINS): New.
1512 (TARGET_INITIALIZER): Update.
1513 * target.h (struct gcc_target): New hook.
1514 * tree.c (default_register_cpp_builtins): New.
1515 * tree.h (default_register_cpp_builtins): New.
1516 doc:
1517 * tm.texi (TARGET_REGISTER_CPP_BUILTINS): Document.
1519 2002-05-04 Neil Booth <neil@daikokuya.demon.co.uk>
1521 * cppinit.c (MAX_WCHAR_TYPE_SIZE): Move to cpplib.h
1522 (cpp_post_options): Move sanity checks to...
1523 (sanity_checks): New.
1524 * cpplex.c (maybe_read_ucs): Fix prototype.
1525 (parse_string, cpp_parse_escape): Cast for %c format specifier.
1526 * cpplib.h (cppchar_t): Use unsigned long or unsigned long long
1527 if necessary.
1529 2002-05-04 Bernd Schmidt <bernds@redhat.com>
1531 * config/i386/i386.c (bdesc_2arg): Add a couple of missing SSE2
1532 builtins. Use V2DI patterns instead of TI for logical operations.
1533 (ix86_init_mmx_sse_builtins): Add a couple of missing SSE2 builtins.
1534 Correct definitions of psadbw, pmovmskb128, movntdq, cvtdq2ps.
1535 (ix86_expand_builtins): Change the pattern used for movntdq.
1536 * config/i386/i386.md (sse2_andv2di3, sse2_iorv2di3, sse2_xorv2di3,
1537 sse2_nandv2di3): New patterns.
1538 (sse2_anddf3, sse2_nanddf3, sse2_iordf3, sse2_xordf3): Correct modes
1539 on operands.
1540 (sse2_movntv2di): Renamed from sse2_movntti and modes adjusted.
1541 (cvtdq2pd): Correct mode on operand 1.
1542 (sse2_umulsidi3): Describe without unspec.
1543 (sse2_psadbw, mmx_psadbw): Describe with unspec; use more appropriate
1544 machine modes.
1545 (lshrv2di3): Renamed from sse2_lshrv2di3 and removed unspec.
1546 (ashlv2di3): Likewise, from sse2_ashlv2di3.
1547 (ashrv8hi3, ashrv4si3, lshrv8hi3, lshrv4si3, lshrv2di3, ashlv8hi3,
1548 ashlv4si3, ashlv2di3): Use SImode for shift count.
1549 (ashrv8hi3_ti, ashrv4si3_ti, lshrv8hi3_ti, lshrv4si3_ti, lshrv2di3_ti,
1550 lshrv4si3_ti, lshrv2di3_ti, ashlv8hi3_ti, ashlv4si3_ti, ashlv2di3_ti):
1551 New patterns.
1552 * config/i386/xmmintrin.h (__v2df, __v2di, __v4si, __v8hi, __v16qi):
1553 New typedefs.
1554 (__m128i, __m128d): New macros.
1555 (_mm_add_pd, _mm_add_sd, _mm_sub_pd, _mm_sub_sd, _mm_mul_pd,
1556 _mm_mul_sd, _mm_div_pd, _mm_div_sd, _mm_sqrt_pd, _mm_sqrt_sd,
1557 _mm_min_pd, _mm_min_sd, _mm_max_sd, _mm_max_pd, _mm_and_pd,
1558 _mm_andnot_pd, _mm_xor_pd, _mm_or_pd, _mm_cmpeq_pd, _mm_cmplt_pd,
1559 _mm_cmple_pd, _mm_cmpgt_pd, _mm_cmpge_pd, _mm_cmpneq_pd,
1560 _mm_cmpnlt_pd, _mm_cmpnle_pd, _mm_cmpngt_pd, _mm_cmpnge_pd,
1561 _mm_cmpord_pd, _mm_cmpunord_pd, _mm_cmpeq_sd, _mm_cmplt_sd,
1562 _mm_cmple_sd, _mm_cmpgt_sd, _mm_cmpge_sd, _mm_cmpneq_sd,
1563 _mm_cmpnlt_sd, _mm_cmpnle_sd, _mm_cmpngt_sd, _mm_cmpnge_sd,
1564 _mm_cmpord_sd, _mm_cmpunord_sd, _mm_comieq_sd, _mm_comilt_sd,
1565 _mm_comile_sd, _mm_comigt_sd, _mm_comige_sd, _mm_comineq_sd,
1566 _mm_ucomieq_sd, _mm_ucomieq_sd, _mm_ucomilt_sd, _mm_ucomile_sd,
1567 _mm_ucomigt_sd, _mm_ucomige_sd, _mm_ucomineq_sd, _mm_cvtepi32_pd,
1568 _mm_cvtepi32_ps, _mm_cvtpd_epi32, _mm_cvtpd_pi32, _mm_cvtpd_ps,
1569 _mm_cvttpd_epi32, _mm_cvttpd_pi32, _mm_cvtpi32_pd, _mm_cvtps_epi32,
1570 _mm_cvttps_epi32, _mm_cvtps_pd, _mm_cvtsd_si32, _mm_cvttsd_si32,
1571 _mm_cvtsd_ss, _mm_cvtsi32_sd, _mm_cvtss_sd, _mm_unpackhi_pd,
1572 _mm_unpacklo_pd, _mm_loadh_pd, _mm_storeh_pd, _mm_storel_pd,
1573 _mm_movemask_pd, _mm_packs_epi16, _mm_packs_epi32, _mm_packus_epi16,
1574 _mm_unpackhi_epi8, _mm_unpackhi_epi16, _mm_unpackhi_epi32,
1575 _mm_unpacklo_epi8, _mm_unpacklo_epi16, _mm_unpacklo_epi32,
1576 _mm_add_epi8, _mm_add_epi16, _mm_add_epi32, _mm_add_epi64,
1577 _mm_adds_epi8, _mm_adds_epi16, _mm_adds_epu8, _mm_adds_epu16,
1578 _mm_sub_epi8, _mm_sub_epi16, _mm_sub_epi32, _mm_sub_epi64,
1579 _mm_subs_epi8, _mm_subs_epi16, _mm_subs_epu8, _mm_subs_epu16,
1580 _mm_madd_epi16, _mm_mulhi_epi16, _mm_mullo_epi16, _mm_mul_pu16,
1581 _mm_mul_epu16, _mm_sll_epi16, _mm_sll_epi32, _mm_sll_epi64,
1582 _mm_sra_epi16, _mm_sra_epi32, _mm_srl_epi16, _mm_srl_epi32,
1583 _mm_srl_epi64, _mm_slli_epi16, _mm_slli_epi32, _mm_slli_epi64,
1584 _mm_srai_epi16, _mm_srai_epi32, _mm_srli_epi16, _mm_srli_epi32,
1585 _mm_srli_epi64, _mm_and_si128, _mm_andnot_si128, _mm_or_si128,
1586 _mm_xor_si128, _mm_cmpeq_epi8, _mm_cmpeq_epi16, _mm_cmpeq_epi32,
1587 _mm_cmpgt_epi8, _mm_cmpgt_epi16, _mm_cmpgt_epi32, _mm_max_epi16,
1588 _mm_max_epu8, _mm_min_epi16, _mm_min_epu8, _mm_movemask_epi8,
1589 _mm_mulhi_epu16, _mm_maskmoveu_si128, _mm_avg_epu8, _mm_avg_epu16,
1590 _mm_sad_epu8, _mm_stream_si32, _mm_stream_si128, _mm_stream_pd,
1591 _mm_movpi64_epi64, _mm_clflush, _mm_lfence, _mm_mfence): New
1592 functions.
1593 (_mm_shufflehi_epi16, _mm_shufflelo_epi16, _mm_shuffle_epi32,
1594 _mm_extract_epi16, _mm_insert_epi16, _mm_shuffle_pd): New macros.
1596 2002-05-04 Kazu Hirata <kazu@cs.umass.edu>
1598 * dwarf2out.c: Fix formatting.
1599 * varasm.c: Likewise.
1601 2002-05-04 David Edelsohn <edelsohn@gnu.org>
1603 PR c/6543
1604 * config/rs6000/rs6000.md (sCC pattern and splitter): Remove
1605 clobber and use result as temporary value.
1607 Sat May 4 13:20:54 CEST 2002 Jan Hubicka <jh@suse.cz>
1609 * expr.c (force_operand): Use expand_simple_* to handle more
1610 cases.
1612 2002-05-04 Neil Booth <neil@daikokuya.demon.co.uk>
1614 * c-lex.c (lex_string): Let cpp_parse_escape handles truncation
1615 and sign-extension.
1616 (lex_charconst): Update for change in prototype of
1617 cpp_interpret_charconst. Extend from cppchar_t to HOST_WIDE_INT
1618 appropriately.
1619 * cpphash.h (BITS_PER_CPPCHAR_T): New.
1620 * cppinit.c (cpp_create_reader): Initialize them for no
1621 change in semantics.
1622 (cpp_post_options): Add sanity checks.
1623 * cpplex.c (cpp_parse_escape): Handle precision, sign-extension
1624 and truncation issues. Calculate in type cppchar_t.
1625 (MAX_CHAR_TYPE_SIZE, MAX_WCHAR_TYPE_SIZE): Remove.
1626 (cpp_interpret_charconst): Calculate in type cppchar_t. Handle
1627 run-time dependent precision correctly. Return whether the
1628 result is signed or not.
1629 * cpplib.c (dequote_string): Use cppchar_t; update.
1630 * cpplib.h (cppchar_signed_t): New.
1631 struct cpp_options): New precision members.
1632 (cpp_interpret_charconst, cpp_parse_escape): Update prototypes.
1633 * cppexp.c (eval_token): Update.
1635 2002-05-03 David S. Miller <davem@redhat.com>
1637 * config/sparc/sparc-protos.h (sparc_rtx_costs): New.
1638 * config/sparc/sparc.c (sparc_rtx_costs): New function
1639 implementing RTX_COSTS and CONST_COSTS.
1640 * config/sparc/sparc.h (CONST_COSTS): Delete.
1641 (RTX_COSTS_CASES): Define.
1642 (RTX_COSTS): Expand RTX_COSTS_CASES and use sparc_rtx_costs to do
1643 the work.
1645 * config/sparc/sparc.md (DFA schedulers): Split out...
1646 * config/sparc/cypress.md, config/sparc/hypersparc.md,
1647 config/sparc/sparclet.md, config/sparc/supersparc.md,
1648 config/sparc/ultra1_2.md, config/sparc/ultra3.md: ... into here.
1650 * config/sparc/sparc.c (LEAF_REGISTERS): Do not do ifdef
1651 checks on it, always defined for Sparc.
1653 * config/sparc/sparc.h (REG_ALLOC_ORDER, REG_LEAF_ALLOC_ORDER):
1654 Tweak, and add more detailed comments.
1656 2002-05-03 Zack Weinberg <zack@codesourcery.com>
1658 * Re-apply patch accidentally reverted with
1659 DFA scheduler merge: remove all rules and variables to slurp
1660 source files out of libiberty and rebuild them with HOST_CC.
1661 ($(HOST_PREFIX_1)varray.o): New rule.
1662 (genattrtab rule): Word wrap.
1664 2002-05-03 Jason Thorpe <thorpej@wasabisystems.com>
1666 * config/i386/netbsd64.h (CPP_LP64_SPEC): Define.
1667 (CPP_SUBTARGET_SPEC): Define.
1668 (SUBTARGET_EXTRA_SPECS): Redefine, adding cpp_lp64 and
1669 cpp_subtarget specs.
1670 (CPP_SPEC): Redefine to include %(cpp_subtarget).
1672 2002-05-03 David S. Miller <davem@redhat.com>
1674 * target-defs.h (TARGET_SCHED_CYCLE_DISPLAY): Delete.
1675 * target.h (struct gcc_target): Delete cycle_display member.
1677 * config/ia64/ia64.c (ia64_emit_insn_before): Put it back.
1678 (rtx_needs_barrier): Delete reference to cycle_display unspec.
1679 (ia64_sched_reorder2): Mention need for cycle display handling
1680 once such notes exist.
1682 2002-05-03 Richard Henderson <rth@redhat.com>
1684 * real.c (etoasc): Strip most trailing zeros for clarity.
1685 * sched-vis.c: Include real.h.
1686 (print_value): Use REAL_VALUE_TO_DECIMAL as needed.
1687 * Makefile.in (sched-vis.o): Add real.h.
1689 2002-05-03 David S. Miller <davem@redhat.com>
1691 * haifa-sched.c (rank_for_schedule): Revert 2002-05-02 change,
1692 no longer needed.
1694 2002-05-03 Aldy Hernandez <aldyh@redhat.com>
1696 * config/rs6000/rs6000.c (altivec_expand_binop_builtin): Error out
1697 when we get an out of range literal.
1698 (altivec_expand_ternop_builtin): Same.
1699 (altivec_expand_unop_builtin): Same.
1700 (altivec_expand_builtin): Same, for dss.
1701 (altivec_expand_builtin): Use trees instead of rtl when
1702 determining literal argument validity.
1704 2002-05-03 David S. Miller <davem@redhat.com>
1706 Delete cycle display scheduling hook.
1707 * config/ia64/ia64.c (ia64_cycle_display,
1708 TARGET_SCHED_CYCLE_DISPLAY, ia64_emit_insn_before): Delete.
1709 (ia64_sched_reorder2): Don't check for CODE_FOR_cycle_display
1710 and use emit_insn_before instead of ia64_emit_insn_before.
1711 * config/ia64/ia64.md (unspec usage): Delete cycle display.
1712 (cycle_display): Delete insn pattern.
1713 * config/sparc/sparc.md (unspec usage): Delete cycle display.
1714 (cycle_display): Delete insn pattern.
1715 * config/sparc/sparc.c (sparc_cycle_display,
1716 TARGET_SCHED_CYCLE_DISPLAY): Delete.
1717 * doc/md.texi (cycle_display): Don't mention.
1718 * doc/tm.texi (TARGET_SCHED_CYCLE_DISPLAY): Likewise.
1720 2002-05-03 Richard Henderson <rth@redhat.com>
1722 * recog.c (store_data_bypass_p, if_test_bypass_p): New.
1723 * recog.h: Declare them.
1725 * config/sparc/sparc.c (ultrasparc_store_bypass_p): Remove.
1726 * config/sparc/sparc.md: Use store_data_bypass_p instead.
1727 * config/sparc/sparc-protos.h: Update.
1729 2002-05-03 Jason Thorpe <thorpej@wasabisystems.com>
1731 * config/sparc/netbsd-elf.c (CPP_SUBTARGET_SPEC64): Remove
1732 -D__arch64__. Add -D_LP64.
1733 (CPP_ARCH32_SPEC): Redefine to match the non-bi-arch version
1734 from sparc.h.
1735 (CPP_ARCH64_SPEC): Likewise.
1736 (NO_BUILTIN_PTRDIFF_TYPE): Undef.
1737 (NO_BUILTIN_SIZE_TYPE): Undef.
1739 2002-05-03 Vladimir Makarov <vmakarov@redhat.com>
1741 * genautomata.c (min_issue_delay_pass_states): Change return type
1742 in the prototype.
1743 (min_issue_delay_pass_states): Change the algorithm.
1744 (min_issue_delay): Set up min_insn_issue_delay for the state.
1745 (output_min_issue_delay_table): Interchange the nested loops and
1746 and initiate min_insn_issue_delay for states.
1748 Fri May 3 22:59:15 CEST 2002 Jan Hubicka <jh@suse.cz>
1750 * cfgcleanup.c (try_optimize_cfg): Call merge_block only when
1751 jump is simplejump.
1753 Fri May 3 22:53:37 CEST 2002 Jan Hubicka <jh@suse.cz>
1755 * i386.c (expand_movstr, expand_clrstr): Fix inline-all-stringops
1756 sequence.
1758 2002-05-03 Richard Henderson <rth@redhat.com>
1760 PR opt/6534
1761 * ifcvt.c (noce_try_store_flag, noce_try_store_flag_constants,
1762 noce_try_store_flag_inc, noce_try_store_flag_mask, noce_try_cmove,
1763 noce_try_cmove_arith, noce_try_minmax, noce_try_abs): Insert new
1764 code before JUMP, not EARLIEST.
1766 2002-05-03 Joseph S. Myers <jsm28@cam.ac.uk>
1768 * c-format.c (check_format_info_main): Don't check for presence of
1769 parameter for * width until after operand number has been read,
1770 and only check for it if format parameters are available.
1771 Fixes PR c/6547.
1773 2002-05-03 Jason Thorpe <thorpej@wasabisystems.com>
1775 * config/alpha/netbsd.h (CPP_PREDEFINES): Add -D_LP64.
1776 (LINK_SPEC): Undef before defining.
1778 2002-05-03 Jakub Jelinek <jakub@redhat.com>
1780 PR preprocessor/6489
1781 * tradcpp.c (fixup_newlines): New.
1782 (main, finclude): Use it.
1784 2002-05-03 Richard Sandiford <rsandifo@redhat.com>
1786 * config/mips/elf64.h (UNIQUE_SECTION): Use mips_unique_section.
1787 * config/mips/mips.c (mips_unique_section): Strip encoding from
1788 decl name.
1790 2002-05-03 Jakub Jelinek <jakub@redhat.com>
1792 * config/i386/i386.c (ix86_expand_int_movcc): Truncate to proper
1793 mode.
1795 2002-05-03 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
1797 * doc/install.texi (Installing): Mention GCC 3.1 buildstats.
1798 (Specific): Removed buildstats references.
1799 (Specific, hppa*-hp-hpux11): Adjust for GCC versions > 3.0.
1800 (Specific, sparc-sun-solaris2*): Update 64-bit hints for GCC 3.1.
1801 Accomodate Solaris versions beyond 8.
1802 (Specific, sparc-sun-solaris2.7): Update as path for GCC 3.1.
1803 (Specific, *-*-solaris2.8): Removed, obsolete.
1805 2002-05-03 Jakub Jelinek <jakub@redhat.com>
1807 PR target/6542
1808 * config/sparc/sparc.h (leaf_reg_remap): Remove const.
1809 (CONDITIONAL_REGISTER_USAGE): For TARGET_FLAT make
1810 fill leaf_reg_remap with identity.
1811 * config/sparc/sparc.c (leaf_reg_remap): Remove const.
1813 2002-05-03 Kazu Hirata <kazu@cs.umass.edu>
1815 * config/h8300/crti.asm: Remove trailing spaces.
1816 * config/h8300/h8300.c: Likewise.
1817 * config/h8300/lib1funcs.asm: Likewise.
1819 2002-05-02 Jason Merrill <jason@redhat.com>
1821 * defaults.h (BOOL_TYPE_SIZE): Move default here from cp/decl.c.
1822 * c-decl.c (c_init_decl_processing): Use it.
1823 * config/rs6000/darwin.h (BOOL_TYPE_SIZE): Define to INT_TYPE_SIZE.
1824 * config/i960/i960.h (BOOL_TYPE_SIZE): Don't define.
1825 * config/mcore/mcore.h (BOOL_TYPE_SIZE): Don't define.
1827 2002-05-03 Kazu Hirata <kazu@cs.umass.edu>
1829 * regrename.c: Fix formatting.
1830 * tree.c: Likewise.
1832 Fri May 3 13:34:43 CEST 2002 Jan Hubicka <jh@suse.cz>
1834 * i386.md (attribute memory): Handle compares properly.
1836 Fri May 3 10:51:38 CEST 2002 Jan Hubicka <jh@suse.cz>
1838 * i386.md (sse_clrsf, sse_clrsi): Set memory attribute
1839 to none.
1841 2002-05-02 Kazu Hirata <kazu@cs.umass.edu>
1843 * function.c: Fix formatting.
1845 2002-05-02 Jan Hubicka <jh@suse.cz>
1847 * haifa-sched.c (schedule_insn): Print table of instructions and
1848 reservations.
1849 (sched_block): Do not print ready list at verbosity level 1.
1850 * sched-vis.c (print_insn): Make global.
1851 * sched-ebb.c (ebb_print_insn): Rename from...
1852 (print_insn): ... this one.
1853 * sched-int.h (print_insn): Declare
1855 2002-05-02 Richard Henderson <rth@redhat.com>
1857 * haifa-sched.c (rank_for_schedule): Skip past last_scheduled_insn
1858 emitted by cycle_display.
1860 2002-05-02 Loren J. Rittle <ljrittle@acm.org>
1862 * doc/install.texi (*-*-freebsd*): Update to latest status.
1864 2002-05-02 Jakub Jelinek <jakub@redhat.com>
1866 PR target/6540
1867 * config.gcc (sparc*-*-solaris2*): Set float_format to i128.
1868 * config/float-sparc.h: Assume 128-bit long double if
1869 __LONG_DOUBLE_128__ is defined.
1871 2002-05-02 Vladimir Makarov <vmakarov@redhat.com>
1873 * genattrtab.c (write_function_unit_info): Add a dummy element
1874 when num_units == 0.
1876 2002-05-02 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
1878 * predict.c: (propagate_freq, estimate_bb_frequencies): Use
1879 TYPE_MODE (double_type_node) instead of DFmode.
1881 Thu May 2 19:50:04 CEST 2002 Jan Hubicka <jh@suse.cz>
1883 * cfgrtl.c (try_redirect_by_replacing_jump): Do not kill computed
1884 jumps post reload.
1885 * toplev.c (rest_of_compilation): Revert Richard's patch.
1887 2001-05-02 John David Anglin <dave@hiauly1.hia.nrc.ca>
1889 * pa/x-ada (ADA_CFLAGS): Rename to X_ADA_CFLAGS.
1891 2002-05-02 Catherine Moore <clm@redhat.com>
1893 * config/v850/v850.h (TRAMPOLINE_TEMPLATE): Change r5 to r20.
1895 2002-05-02 Kazu Hirata <kazu@hxi.com>
1897 * combine.c: Fix comment typos.
1898 * expr.c: Likewise.
1899 * genautomata.c: Likewise.
1900 * stmt.c: Likewise.
1901 * tree.h: Likewise.
1903 2002-05-02 Joseph S. Myers <jsm28@cam.ac.uk>
1905 * doc/install.texi: State GNAT version requirements.
1907 2002-05-02 Nick Clifton <nickc@cambridge.redhat.com>
1909 * config/fr30/fr30.h (GO_IF_LEGITIMATE_ADDRESS): Accept any form
1910 of the frame pointer or arg pointer register which strict register
1911 checking is not enabled.
1913 2002-05-02 Aldy Hernandez <aldyh@redhat.com>
1915 * gcc.dg/altivec-8.c: New.
1917 * config/rs6000/rs6000.c (rs6000_legitimate_address): Disallow
1918 PRE_INC and PRE_DEC for altivec modes.
1920 2002-05-01 Bruce Korb <bkorb@gnu.org>
1922 * fixinc/check.tpl(set-writable): make sure the function exists first
1923 * fixinc/inclhack.def(alpha_assert): fix test_text
1924 * fixinc/tests/base/assert.h: add in missing result
1926 2002-05-01 Jeff Law <law@redhat.com>
1928 * pa.h (EXTRA_CONSTRAINT): Don't accept PIC addresses for the
1929 'T' constraint.
1931 2002-05-01 Joel Brobecker <brobecker@gnat.com>
1933 * dbxout.c (dbxout_type): Emit size information for range types,
1934 as well, but only when using GDB extensions.
1936 2002-05-01 Richard Henderson <rth@redhat.com>
1938 * configure.in (HAVE_GAS_HIDDEN): Replace SPARC feature test with
1939 target-independent gnu binutils date test.
1941 2002-05-01 Richard Henderson <rth@redhat.com>
1943 * cfgcleanup.c (merge_blocks_move_successor_nojumps): Emit dump
1944 info before expunging the block.
1946 2002-05-01 Jakub Jelinek <jakub@redhat.com>
1948 * cppinit.c (cpp_handle_option) [-dM]: Don't set no_output here...
1949 (cpp_post_options): ...but here. Disable -dD, -dN and -dI when
1950 -M -or -MM is in effect.
1952 2002-05-01 Zack Weinberg <zack@codesourcery.com>
1954 * config.gcc: Correct test of --enable-obsolete. Obsolete all
1955 A29k configurations.
1956 * doc/install.texi: Update to match.
1958 2002-05-01 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
1960 PR bootstrap/6514
1961 * varasm.c (globalize_decl): Compare DECL_ASSEMBLER_NAME to check
1962 for duplicates. Always loop over whole list.
1964 Wed May 1 10:32:37 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1966 * reload.c (find_reloads, case 'p'): Set BADOP to 0.
1968 2002-05-01 Joel Sherrill <joel@OARcorp.com>
1970 * config/sparc/t-elf (sparc-rtems, sparc-elf): Build assembly
1971 support routines.
1973 2002-05-01 Joel Sherrill <joel@OARcorp.com>
1975 * config/arm/rtems-elf.h: Add #undef TARGET_VERSION to prevent warning.
1977 2002-05-01 David Edelsohn <edelsohn@gnu.org>
1979 * rs6000.md (abssi2_nopower): Convert to define_insn_and_split.
1980 (nabs_nopower): Same.
1981 (floatdisf2): New pattern.
1982 (absdi2): Convert to define_insn_and_split.
1983 (nabsdi2): Same.
1984 (trunctfsf2): Same.
1985 (floatditf2): Same.
1986 (floatsitf2): Same.
1987 (fix_trunctfdi2): Same.
1988 (fix_trunctfsi2): Same.
1990 2002-05-01 Joseph S. Myers <jsm28@cam.ac.uk>
1992 * doc/install.texi: Update Texinfo version requirement
1993 documentation.
1995 2002-05-01 Jakub Jelinek <jakub@redhat.com>
1997 PR target/6512, PR target/5628
1998 * config/sparc/sparc.md (movdf_insn_v9only_novis): Don't allow >= %f32
1999 when memory is not aligned.
2000 (movdf_insn_v9only_vis): Likewise.
2001 * config/sparc/sparc.h (SECONDARY_INPUT_RELOAD_CLASS): Request a FP_REGS
2002 temporary for EXTRA_FP_REGS DFmode load from unaligned memory.
2003 (SECONDARY_OUTPUT_RELOAD_CLASS): Similarly.
2005 2002-05-01 Aldy Hernandez <aldyh@redhat.com>
2007 * gcc.dg/altivec-7.c: New.
2009 * config/rs6000/altivec.h: Cleanup.
2011 2002-04-30 Aldy Hernandez <aldyh@redhat.com>
2013 * doc/invoke.texi (Option Summary): Add -mvrsave=.
2014 (RS/6000 and PowerPC Options): Document -mvrsave=.
2016 * config/rs6000/rs6000.c (rs6000_altivec_vrsave): New global.
2017 (rs6000_altivec_vrsave_string): Same.
2018 (rs6000_override_options): Call rs6000_parse_vrsave_option.
2019 (rs6000_parse_vrsave_option): New.
2020 (rs6000_stack_info): Only generate vrsave instructions when
2021 TARGET_ALTIVEC_VRSAVE.
2023 * config/rs6000/rs6000.h (TARGET_OPTIONS): Add -mvrsave= option.
2024 (rs6000_altivec_vrsave_string): Define extern.
2025 (rs6000_altivec_vrsave): Same.
2026 (TARGET_ALTIVEC_VRSAVE): New.
2028 2002-04-30 Richard Henderson <rth@redhat.com>
2030 PR opt/6516
2031 * toplev.c (rest_of_compilation): Don't run cross-jump before
2032 bb-reorder.
2034 2002-04-30 Tom Rix <trix@redhat.com>
2036 * regrename.c (build_def_use, copyprop_hardreg_forward_1): Sanity
2037 check which_alternative.
2039 2002-04-30 Kazu Hirata <kazu@hxi.com>
2041 * cpplex.c: Fix comment formatting.
2042 * function.c: Likewise.
2043 * integrate.c: Likewise.
2044 * regrename.c: Likewise.
2045 * sibcall.c: Likewise.
2046 * simplify-rtx.c: Likewise.
2047 * tree-inline.c: Likewise.
2049 2002-04-30 John David Anglin <dave@hiauly1.hia.nrc.ca>
2051 * config.gcc (hppa1.1-*-pro*, hppa1.1-*-osf*, hppa1.1-*-rtems*,
2052 hppa1.0-*-osf*, hppa1.1-*-bsd*, hppa1.1-*-hpux10*, hppa2*-*-hpux10*,
2053 hppa1.0-*-hpux10*, hppa*64*-*-hpux11*, hppa1.1-*-hpux11*,
2054 hppa2*-*-hpux11*, hppa1.0-*-hpux11*, hppa*-*-lites*): Define xmake_file.
2055 * pa/t-linux, pa/t-pa, pa/t-pa64, t-pro (T_ADAFLAGS): Delete.
2056 * pa/x-ada: New file. Define ADA_CFLAGS.
2058 2002-04-30 Hans-Peter Nilsson <hp@bitrange.com>
2060 * config/mmix/mmix.h (MMIX_LAST_STACK_REGISTER_REGNUM): Renamed
2061 from MMIX_LAST_REGISTER_FILE_REGNUM.
2062 (NO_IMPLICIT_EXTERN_C): Remove cryptic obsolete comment.
2063 (struct machine_function): New member highest_saved_stack_register
2064 previously static variable in mmix.c.
2065 (MACHINE_DEPENDENT_REORG): Define.
2066 * config/mmix/mmix.c (highest_saved_stack_register): Deleted.
2067 (MMIX_OUTPUT_REGNO): New.
2068 (mmix_target_asm_function_prologue): Move calculation of last used
2069 saved-stack-register into...
2070 (mmix_machine_dependent_reorg): New function. Update to also handle
2071 !TARGET_ABI_GNU.
2072 (mmix_print_operand): Apply MMIX_OUTPUT_REGNO when emitting
2073 register names, simplify somewhat by new variable regno.
2074 <case 'p'>: Remove fixed FIXME. Always emit highest used saved
2075 register.
2076 (mmix_print_operand_address): Apply MMIX_OUTPUT_REGNO when
2077 emitting register names.
2078 (mmix_asm_output_reg_push, mmix_asm_output_reg_pop): Ditto.
2079 (mmix_dbx_register_number): Apply MMIX_OUTPUT_REGNO here too.
2080 Remove fixed FIXME.
2081 * config/mmix/mmix-protos.h (mmix_machine_dependent_reorg):
2082 Declare.
2084 * config/mmix/mmix.md ("divmoddi4"): Update head comment.
2086 2002-04-30 Richard Henderson <rth@redhat.com>
2088 * config/sparc/sparc.c (emit_soft_tfmode_libcall,
2089 emit_soft_tfmode_binop, emit_soft_tfmode_unop, emit_soft_tfmode_cvt,
2090 emit_hard_tfmode_operation, emit_tfmode_binop, emit_tfmode_unop,
2091 emit_tfmode_cvt): New.
2092 * config/sparc/sparc.md (extendsftf2, extenddftf2, trunctfsf2,
2093 trunctfdf2, floatsitf2, floatunssitf2, floatditf2, floatunsditf2,
2094 fix_trunctfsi2, fixuns_trunctfsi2, fix_trunctfdi2, fixuns_trunctfdi2,
2095 addtf3, subtf3, multf3, divtf3, sqrttf2): Use them.
2096 * config/sparc/sparc-protos.h: Update.
2098 2002-04-30 Janis Johnson <janis187@us.ibm.com>
2100 * install.texi (Final install): Add to the list of info to include
2101 in a report of a successful bootstrap, and add link to 3.1 list.
2103 Tue Apr 30 19:15:36 CEST 2002 Jan Hubicka <jh@suse.cz>
2105 * i386.md (type): Add new SSE/MMX subtypes, remove usused fop1.
2106 (mode): Add vector modes
2107 (i387): Kill attribute.
2108 (unit): New attribute.
2109 (length_immediate): Grok new types.
2110 (prefix_data16, prefix_rep, prefix_0f): Fix for SSE/MMX.
2111 (modrm): Use "unit".
2112 (memory): Handle MMX/SSE properly.
2113 (scheduling descriptions): Kill uses of fop1.
2114 (sse, mmx, fp patterns): Set type and mode properly.
2116 Tue Apr 30 09:31:59 2002 Jeffrey A Law (law@cygnus.com)
2118 * pa.c (override_options): Default to PA8000 scheduling.
2119 * doc/invoke.texi (HP-PA options): Mention newly added 7300
2120 scheduling parameter.
2122 * pa.md (7100lc, 7200, 7300 scheduling): Slightly refine
2123 handling of double precision multiplies.
2125 * pa.md (7100lc, 7200, 7300 scheduling): Refine handling of
2126 fpdiv and fpsqrt instructions.
2127 (7200 & 7300 scheduling): Fix typo in handling of
2128 store-load and store-store penalties.
2130 2002-04-30 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
2132 * doc/contrib.texi (Contributors): Use MIPS instead of Mips and
2133 mips. Add two missing commas.
2135 2002-04-30 Paolo Carlini <pcarlini@unitus.it>
2137 * doc/contrib.texi (Contributors): Update Paolo Carlini's
2138 and Benjamin Kosnik's entries.
2140 2002-04-29 David S. Miller <davem@redhat.com>
2142 * config/sparc/sparc.h (BRANCH_COST, PREFETCH_BLOCK,
2143 SIMULTANEOUS_PREFETCHES): Tune for UltraSPARC-III.
2144 * config/sparc/sparc.md (call + jmp 32-bit peepholes): Likewise.
2145 * config/sparc/sparc.c (sparc_initialize_trampoline): Likewise.
2147 2002-04-29 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
2149 * combine.c (find_split_point): Use gen_int_mode.
2151 2002-04-29 Vladimir Makarov <vmakarov@redhat.com>
2153 Merging code from dfa-branch:
2155 2002-04-24 Vladimir Makarov <vmakarov@redhat.com>
2157 * genautomata.c (output_reserv_sets): Fix typo.
2159 2002-04-23 Vladimir Makarov <vmakarov@redhat.com>
2161 * genautomata.c (output_reserv_sets): Remove
2162 next_cycle_output_flag.
2164 Thu Apr 18 08:57:06 2002 Jeffrey A Law (law@redhat.com)
2166 * sched-rgn.c (init_ready_list): Make the DFA code handle
2167 USE/CLOBBER insns in the same way as the traditional
2168 scheduler.
2169 (new_ready): Similarly..
2171 2002-04-17 Vladimir Makarov <vmakarov@redhat.com>
2173 * haifa-sched.c (schedule_block): Change the DFA state only after
2174 issuing insn.
2176 Wed Apr 17 15:38:36 2002 Jeffrey A Law (law@redhat.com)
2178 * pa.c (hppa_use_dfa_pipeline_interface): New function.
2179 (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE): Define.
2180 (override_options): Add PA7300 scheduling support.
2181 (pa_adjust_cost): Update various comments. Properly
2182 handle anti and output dependencies when using the
2183 DFA scheduler.
2184 (pa_issue_rate): Add PA7300 scheduling support.
2185 (pa_can_combine_p): Call extract_insn before calling
2186 constrain_operands (taken from mainline tree).
2187 * pa.h (enum processor_type): Add PROCESSOR_PA7300.
2188 * pa.md (cpu attr): Add 7300. Rewrite pipeline
2189 descriptions using DFA descriptions. Add PA7300
2190 scheduling support.
2192 2002-03-30 David S. Miller <davem@redhat.com>
2194 Add UltraSPARC-III DFA scheduling support.
2195 * config/sparc/sparc.md (define_attr type): Add fpcrmove.
2196 Update FP conditional move on register insn patterns to use it, as
2197 appropriate.
2198 (define_attr cpu): Add ultrasparc3.
2199 (define_attr us3load_type): New, update integer load patterns to
2200 set it, as appropriate.
2201 (define_automaton): Add ultrasparc3_0 and ultrasparc3_1.
2202 (rest): Add UltraSPARC3 scheduling description.
2203 * config/sparc/sparc.h (TARGET_CPU_ultrasparc3): New.
2204 (PROCESSOR_ULTRASPARC3): New.
2205 ({ASM,CPP}_CPU64_DEFAULT_SPEC): Handle ultrasparc3.
2206 ({ASM,CPP}_CPU_SPEC): Likewise.
2207 (REGISTER_MOVE_COST): Likewise.
2208 (RTX_COSTS): Likewise.
2209 * config/sparc/sparc.c (sparc_override_options,
2210 sparc_initialize_trampoline, sparc64_initialize_trampoline,
2211 sparc_use_dfa_pipeline_interface, sparc_use_sched_lookahead,
2212 sparc_issue_rate): Likewise.
2213 * config/sparc/sol2.h: Likewise.
2214 * config/sparc/sol2-sld-64.h: Likewise.
2215 * config/sparc/linux64.h: Likewise.
2217 2002-03-22 Vladimir Makarov <vmakarov@redhat.com>
2219 * doc/md.texi: Add comments about usage the latency time for the
2220 different dependencies and about case when two or more conditions
2221 in different define_insn_reservations returns TRUE for an insn.
2223 * doc/md.texi: Add reference for automaton based pipeline
2224 description.
2226 2002-03-04 Vladimir Makarov <vmakarov@redhat.com>
2228 * doc/passes.texi: Add missed information about genattrtab.
2230 2002-03-01 Vladimir Makarov <vmakarov@redhat.com>
2232 * genautomata.c (output_automata_list_transition_code): Check
2233 automata_list on NULL.
2235 2002-02-28 Vladimir Makarov <vmakarov@redhat.com>
2237 * genautomata.c (output_insn_code_cases,
2238 output_automata_list_min_issue_delay_code,
2239 output_automata_list_transition_code,
2240 output_automata_list_state_alts_code): Comment the functions.
2242 2002-02-22 Vladimir Makarov <vmakarov@redhat.com>
2244 * genautomata.c (automata_list_el_t): New typedef.
2245 (get_free_automata_list_el,free_automata_list_el,
2246 free_automata_list, automata_list_hash, automata_list_eq_p,
2247 initiate_automata_lists, automata_list_start, automata_list_add,
2248 automata_list_finish, finish_automata_lists,
2249 output_insn_code_cases, output_automata_list_min_issue_delay_code,
2250 output_automata_list_transition_code,
2251 output_automata_list_state_alts_code, add_automaton_state,
2252 form_important_insn_automata_lists): New functions and prototypes.
2253 (insn_reserv_decl): Add members important_automata_list and
2254 processed_p.
2255 (ainsn): Add members important_p.
2256 (automata_list_el): New structure.
2257 (first_free_automata_list_el, current_automata_list,
2258 automata_list_table): New global variables.
2259 (create_ainsns): Initiate member important_p.
2260 (output_internal_min_issue_delay_func): Generate the switch and
2261 call output_insn_code_cases.
2262 (output_internal_trans_func, output_internal_state_alts_func):
2263 Ditto.
2264 (generate): Call initiate_automata_lists.
2265 (automaton_states): New global variable.
2266 (expand_automata): Call form_important_insn_automata_lists.
2267 (write_automata): Call finish_automata_lists.
2269 2002-02-21 Vladimir Makarov <vmakarov@redhat.com>
2271 * genautomata.c (add_excls, add_presence_absence): Check that
2272 cpu units in the sets belong the same automaton.
2274 * rtl.def (EXCLUSION_SET, PRESENCE_SET, ABSENCE_SET): Add comment
2275 about that cpu units in the sets belong the same automaton.
2277 * doc/md.texi: Ditto.
2279 2001-12-20 Naveen Sharma <naveens@noida.hcltech.com>
2280 Nitin Gupta <niting@noida.hcltech.com>
2282 * config/sh/sh.c (sh_use_dfa_interface): New function.
2284 (sh_issue_rate): New Function.
2285 TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE: define.
2286 TARGET_SCHED_ISSUE_RATE: define.
2288 * config/sh/sh.md: Add DFA based pipeline description for SH4.
2290 (define_attr insn_class): New attribute used for DFA
2291 scheduling.
2292 (define_insn cmpgtsi_t): Set attribute insn_class mt_group.
2293 (cmpgesi_t,cmpgtusi_t,cmpgeusi_t,cmpeqsi_t,
2294 cmpeqdi_t): Likewise.
2296 (add,addc1,addsi3,subc,subc1,*subsi3_internal,
2297 negc,negsi2,ashldi3_k,lshrdi3_k,ashrdi3_k): Set insn_class
2298 ex_group.
2299 (iorsi3,rotlsi3_1,rotlsi3_31,rotlsi3_16): Likewise.
2301 2001-10-03 Vladimir Makarov <vmakarov@toke.toronto.redhat.com>
2303 * haifa-sched.c (queue_to_ready): Remove unnecessary condition for
2304 break.
2306 2001-10-03 Vladimir Makarov <vmakarov@toke.toronto.redhat.com>
2308 * genautomata.c (DFA_INSN_CODES_LENGTH_VARIABLE_NAME): New macro.
2309 (output_dfa_insn_code_func): Expand dfa_insn_codes if it is
2310 necessary.
2311 (output_dfa_start_func): Initiate new variable insn_codes_length,
2312 (write_automata): Output definition of the new variable.
2314 2001-10-02 David S. Miller <davem@redhat.com>
2316 * haifa-sched.c (advance_one_cycle): New function.
2317 (schedule_block): Use it.
2318 (queue_to_ready): Use it, and also make sure to advance the DFA
2319 state on all stall cycles, not just those where insn_queue links
2320 are found.
2322 2001-10-02 Richard Sandiford <rsandifo@redhat.com>
2324 * haifa-sched.c (max_issue): Remove last_p argument. Only return
2325 non-zero if the highest-priority instruction could be scheduled.
2326 (choose_ready): Remove last argument from max_issue call.
2328 2001-09-28 David S. Miller <davem@redhat.com>
2330 * config/sparc/sparc.c (sparc_use_sched_lookahead): Use 4 for
2331 ultrasparc and 3 for other multi-issue sparcs.
2333 2001-09-27 David S. Miller <davem@redhat.com>
2335 * config/sparc/sparc.md (cycle_display): New pattern.
2336 * config/sparc/sparc.c (sparc_cycle_display): New.
2337 (TARGET_SCHED_CYCLE_DISPLAY): Set it.
2339 2001-09-25 David S. Miller <davem@redhat.com>
2341 Convert all of Sparc scheduling to DFA
2342 * config/sparc/sparc.md: Kill all define_function_unit
2343 directives and replace with DFA equivalent.
2344 * config/sparc/sparc.c (ultrasparc_adjust_cost,
2345 mark_ultrasparc_pipeline_state, ultra_cmove_results_ready_p,
2346 ultra_fpmode_conflict_exists, ultra_find_type,
2347 ultra_build_types_avail, ultra_flush_pipeline,
2348 ultra_rescan_pipeline_state, ultrasparc_sched_reorder,
2349 ultrasparc_variable_issue, ultrasparc_sched_init,
2350 sparc_variable_issue, sparc_sched_reorder, ultra_code_from_mask,
2351 ultra_schedule_insn, ultra_code_names, ultra_pipe_hist,
2352 ultra_cur_hist, ultra_cycles_elapsed): Kill.
2353 (sparc_use_dfa_pipeline_interface, sparc_use_sched_lookahead,
2354 ultrasparc_store_bypass_p): New.
2355 * config/sparc/sparc-protos.h (ultrasparc_store_bypass_p):
2356 Declare.
2358 2001-09-24 David S. Miller <davem@redhat.com>
2360 * haifa-sched.c (ready_remove): Fix thinko, we want to copy around
2361 ready->vec[foo] not ready[foo].
2363 2001-09-07 Vladimir Makarov <vmakarov@redhat.com>
2365 * doc/md.texi: Correct examples for define_insn_reservations
2366 `mult' and `div'.
2368 2001-09-07 Vladimir Makarov <vmakarov@redhat.com>
2370 * genautomata.c (create_automata): Print message about creation of
2371 each automaton.
2372 (generate): Remove printing meease about creation of
2373 automata.
2375 2001-09-05 David S. Miller <davem@redhat.com>
2377 * config/sparc/linux.h: Set CPLUSPLUS_CPP_SPEC.
2378 * config/sparc/linux64.h: Likewise.
2380 2001-08-31 Vladimir Makarov <vmakarov@redhat.com>
2382 * haifa-sched.c (insn_cost, schedule_insn, queue_to_ready,
2383 schedule_block, sched_init, sched_finish): Add missed calls of
2384 use_dfa_pipeline_interface.
2386 * sched-rgn.c (init_ready_list, new_ready, debug_dependencies):
2387 Ditto.
2389 * sched-vis.c (get_visual_tbl_length): Ditto.
2391 2001-08-27 Richard Henderson <rth@redhat.com>
2393 * genattr.c (main): Emit state_t even when not doing scheduling.
2395 2001-08-27 Richard Henderson <rth@redhat.com>
2397 * genautomata.c (expand_automata): Always create a description.
2399 2001-08-27 Vladimir Makarov <vmakarov@touchme.toronto.redhat.com>
2401 * rtl.def (DEFINE_CPU_UNIT, DEFINE_QUERY_CPU_UNIT, EXCLUSION_SET,
2402 PRESENCE_SET, ABSENCE_SET, DEFINE_BYPASS, DEFINE_AUTOMATON,
2403 AUTOMATA_OPTION, DEFINE_RESERVATION, DEFINE_INSN_RESERVATION): New
2404 RTL constructions.
2406 * genattr.c (main): New variable num_insn_reservations. Increase
2407 it if there is DEFINE_INSN_RESERVATION. Output automaton based
2408 pipeline hazard recognizer interface.
2410 * genattrtab.h: New file.
2412 * genattrtab.c: Include genattrtab.h.
2413 (attr_printf, check_attr_test, make_internal_attr,
2414 make_numeric_value): Move protypes into genattrtab.h. Define them
2415 as external.
2416 (num_dfa_decls): New global variable.
2417 (main): Process DEFINE_CPU_UNIT, DEFINE_QUERY_CPU_UNIT,
2418 DEFINE_BYPASS, EXCLUSION_SET, PRESENCE_SET, ABSENCE_SET,
2419 DEFINE_AUTOMATON, AUTOMATA_OPTION, DEFINE_RESERVATION,
2420 DEFINE_INSN_RESERVATION. Call expand_automata and write_automata.
2422 * genautomata.c: New file.
2424 * rtl.h (LINK_COST_ZERO, LINK_COST_FREE): Remove them.
2426 * sched-int.h: (curr_state): Add the external definition for
2427 automaton pipeline interface.
2428 (haifa_insn_data): Add comments for members blockage and units.
2430 * target-def.h (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE,
2431 TARGET_SCHED_INIT_DFA_PRE_CYCLE_INSN,
2432 TARGET_SCHED_DFA_PRE_CYCLE_INSN,
2433 TARGET_SCHED_INIT_DFA_POST_CYCLE_INSN,
2434 TARGET_SCHED_DFA_POST_CYCLE_INSN,
2435 TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD,
2436 TARGET_SCHED_INIT_DFA_BUBBLES, TARGET_SCHED_DFA_BUBBLE): New
2437 macros.
2438 (TARGET_SCHED): Use the new macros.
2440 * target.h (use_dfa_pipeline_interface, init_dfa_pre_cycle_insn,
2441 dfa_pre_cycle_insn, init_dfa_post_cycle_insn, dfa_post_cycle_insn,
2442 first_cycle_multipass_dfa_lookahead, init_dfa_bubbles,
2443 dfa_bubble): New members in gcc_target.sched.
2445 * haifa-sched.c (insert_schedule_bubbles_p): New variable.
2446 (MAX_INSN_QUEUE_INDEX): New macro for automaton interface.
2447 (insn_queue): Redefine it as pointer to array.
2448 (NEXT_Q, NEXT_Q_AFTER): Use MAX_INSN_QUEUE_INDEX instead of
2449 INSN_QUEUE_SIZE.
2450 (max_insn_queue_index_macro_value): New variable.
2451 (curr_state, dfa_state_size, ready_try): New varaibles for
2452 automaton interface.
2453 (ready_element, ready_remove, max_issue): New function prototypes
2454 for automaton interface.
2455 (choose_ready): New function prototype.
2456 (insn_unit, blockage_range): Add comments.
2457 (unit_last_insn, unit_tick, unit_n_insns): Define them for case
2458 FUNCTION_UNITS_SIZE == 0.
2459 (insn_issue_delay, actual_hazard_this_instance, schedule_unit,
2460 actual_hazard, potential_hazard): Add comments.
2461 (insn_cost): Use cost -1 as undefined value. Remove
2462 LINK_COST_ZERO and LINK_COST_FREE. Add new code for automaton
2463 pipeline interface.
2464 (ready_element, ready_remove): New functions for automaton
2465 interface.
2466 (schedule_insn): Add new code for automaton pipeline interface.
2467 (queue_to_ready): Add new code for automaton pipeline interface.
2468 Use MAX_INSN_QUEUE_INDEX instead of INSN_QUEUE_SIZE.
2469 (debug_ready_list): Print newline when the queue is empty.
2470 (max_issue): New function for automaton pipeline interface.
2471 (choose_ready): New function.
2472 (schedule_block): Add new code for automaton pipeline interface.
2473 Print ready list before scheduling each insn.
2474 (sched_init): Add new code for automaton pipeline interface.
2475 Initiate insn cost by -1.
2476 (sched_finish): Free the current automaton state and finalize
2477 automaton pipeline interface.
2479 * sched-rgn.c: Include target.h.
2480 (init_ready_list, new_ready, debug_dependencies): Add new code for
2481 automaton pipeline interface.
2483 * sched-vis.c: Include target.h.
2484 (get_visual_tbl_length): Add code for automaton interface.
2485 (target_units, print_block_visualization): Add comments.
2487 * Makefile.in (GETRUNTIME, HASHTAB, HOST_GETRUNTIME, HOST_HASHTAB,
2488 USE_HOST_GETRUNTIME, USE_HOST_HASHTAB, HOST_VARRAY): New variables.
2489 (sched-rgn.o, sched-vis.o): Add new dependency file target.h.
2490 (getruntime.o, genautomata.o): New entries.
2491 (genattrtab.o): Add new dependency file genattrtab.h.
2492 (genattrtab): Add new dependencies. Link it with `libm.a'.
2493 (getruntime.o, hashtab.o): New entries for canadian cross.
2495 * doc/md.texi: Description of automaton based model.
2497 * doc/tm.texi (TARGET_SCHED_ISSUE_RATE, TARGET_SCHED_ADJUST_COST):
2498 Add comments.
2499 (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE,
2500 TARGET_SCHED_DFA_PRE_CYCLE_INSN,
2501 TARGET_SCHED_INIT_DFA_PRE_CYCLE_INSN,
2502 TARGET_SCHED_DFA_POST_CYCLE_INSN,
2503 TARGET_SCHED_INIT_DFA_POST_CYCLE_INSN,
2504 TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD,
2505 TARGET_SCHED_INIT_DFA_BUBBLES, TARGET_SCHED_DFA_BUBBLE): The new
2506 hook descriptions.
2507 (TRADITIONAL_PIPELINE_INTERFACE, DFA_PIPELINE_INTERFACE,
2508 MAX_DFA_ISSUE_RATE): New macro descriptions.
2510 * doc/contrib.texi: Add dfa based scheduler contribution.
2512 * doc/gcc.texi: Add more information about genattrtab.
2514 Mon Apr 29 17:19:10 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
2516 * reload1.c (eliminate_regs, case SUBREG): Fix typo in
2517 adjust_address_nv call.
2519 2002-04-29 Janis Johnson <janis187@us.ibm.com>
2521 * doc/install.texi (Testing): Provide additional information, and
2522 a stronger encouragement, for running the testsuites.
2524 2002-04-29 DJ Delorie <dj@redhat.com>
2526 * config/mips/mips.c (mips_parse_cpu): Warn if the CPU name is
2527 given in upper case.
2529 2002-04-29 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
2531 * fixinc/inclhack.def (solaris_widec): Include <wchar.h> in
2532 Solaris 2 <widec.h> if missing.
2533 * fixinc/fixincl.x: Regenerate.
2534 * fixinc/tests/base/widec.h: New file.
2536 2002-04-29 Nick Clifton <nickc@cambridge.redhat.com>
2538 * toplev.c (f_options): Add "profile" switch so that
2539 -fno-profile can be used to disable -p.
2541 2002-04-29 Bernd Schmidt <bernds@redhat.com>
2543 * c-common.c (type_for_mode): Add support for V2DFmode, V2DImode,
2544 UV2DImode.
2545 * tree.c (build_common_tree_nodes_2): Likewise.
2546 * tree.h (enum tree_index): Likewise.
2547 (V2DF_type_node, V2DI_type_node, unsigned_V2DI_type_node): Define.
2549 * config/i386/i386.c (bdesc_comi, bdesc_2arg, bdesc_1arg): Add SSE2
2550 entries.
2551 (init_mmx_sse_builtins): Initialize SSE2 builtins.
2552 (ix86_expand_builtin): Add support for SSE2 builtins.
2553 * config/i386/i386.h (VALID_SSE2_REG_MODE): New macro.
2554 (VALID_SSE_REG_MODE): Use it.
2555 (VECTOR_MODE_SUPPORTED_P): Allow SSE2 modes here as well.
2556 (enum ix86_builtins): Add SSE2 builtins.
2557 * config/i386/i386.md (movv2df_internal, movv2df, movv8hi_internal,
2558 movv8hi, movv16qi_internal, movv16qi, pushv2df, pushv8hi, pushv16qi,
2559 addv2df3, vmaddv2df3, subv2df3, vmsubv2df3, mulv2df3, vmmulv2df3,
2560 divv2df3, vmdivv2df3, smaxv2df3, vmsmaxv2df3, sminv2df3, vmsminv2df3,
2561 sse2_anddf3, sse2_nanddf3, sse2_iordf3, sse2_xordf3, sqrtv2df2,
2562 vmsqrtv2df2, maskcmpv2df3, maskncmpv2df3, vmmaskcmpv2df3,
2563 vmmaskncmpv2df3, sse2_comi, sse2_ucomi, sse2_movmskpd, sse2_pmovmskb,
2564 sse2_maskmovdqu, sse2_movntv2df, sse2_movntti, sse2_movntsi, cvtdq2ps,
2565 cvtps2dq, cvttps2dq, cvtdq2pd, cvtpd2dq, cvttpd2dq, cvtpd2pi,
2566 cvttpd2pi, cvtpi2pd, cvtsd2si, cvttsd2si, cvtsi2sd, cvtsd2ss,
2567 cvtss2sd, cvtpd2ps, cvtps2pd, addv16qi3, addv8hi3, addv4si3, addv2di3,
2568 ssaddv16qi3, ssaddv8hi3, usaddv16qi3, usaddv8hi3, subv16qi3, subv8hi3,
2569 subv4si3, subv2di3, sssubv16qi3, sssubv8hi3, ussubv16qi3, ussubv8hi3,
2570 mulv8hi3, smulv8hi3_highpart, umulv8hi3_highpart, sse2_umulsidi3,
2571 sse2_umulv2siv2di3, sse2_pmaddwd, sse2_clrti, sse2_uavgv16qi3,
2572 sse2_uavgv8hi3, sse2_psadbw, sse2_pinsrw, sse2_pextrw, sse2_pshufd,
2573 sse2_pshuflw, sse2_pshufhw, eqv16qi3, eqv8hi3, eqv4si3, gtv16qi3,
2574 gtv8hi3, gtv4si3, umaxv16qi3, smaxv8hi3, uminv16qi3, sminv8hi3,
2575 ashrv8hi3, ashrv4si3, lshrv8hi3, lshrv4si3, sse2_lshrv2di3,
2576 ashlv8hi3, ashlv4si3, sse2_ashlv2di3, sse2_ashlti3, sse2_lshrti3,
2577 sse2_unpckhpd, sse2_unpcklpd, sse2_packsswb, sse2_packssdw,
2578 sse2_packuswb, sse2_punpckhbw, sse2_punpckhwd, sse2_punpckhdq,
2579 sse2_punpcklbw, sse2_punpcklwd, sse2_punpckldq, sse2_movapd,
2580 sse2_movupd, sse2_movdqa, sse2_movdqu, sse2_movdq2q, sse2_movq2dq,
2581 sse2_movhpd, sse2_movlpd, sse2_loadsd, sse2_movsd, sse2_storesd,
2582 sse2_shufpd, sse2_clflush, sse2_mfence, mfence_insn, sse2_lfence,
2583 lfence_insn): New patterns.
2584 (sse2_andti3, sse2_nandti3, sse2_iorti3, sse2_xorti3): Renamed from
2585 sse_andti3_sse2, sse_nandti3_sse2, sse_iorti3_sse2, sse_xorti3_sse2.
2587 Mon Apr 29 17:03:24 CEST 2002 Jan Hubicka <jh@suse.cz>
2589 * i386.md (sse_mov?fcc*): Revert patch of Mar 14th.
2591 2002-04-29 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
2593 * doc/contrib.texi (Contributors): Add Paolo Carlini and
2594 Janis Johnson.
2595 Update Richard Henderson, Jakub Jelinek, and Mark Mitchell.
2596 Refer to Objective-C instead of ObjC, SPARC instead of sparc,
2597 and CPU instead of cpu.
2599 Mon Apr 29 13:36:41 CEST 2002 Jan Hubicka <jh@suse.cz>
2601 * toplev.c (flag_if_conversion, flag_if_conversion2): New static
2602 variables.
2603 (lang_independent_options): Add -fif-conversion, -fif-conversion2
2604 (rest_of_compilation): Do if conversion only when asked for.
2605 (parse_options_and_default_flags): Set new variables to 1 for -O1
2606 * invoke.texi (-fif-conversion, -fif-conversion2): Document.
2608 Mon Apr 29 13:02:50 CEST 2002 Jan Hubicka <jh@suse.cz>
2610 * i386.c (dbx64_register_map): Fix typo.
2612 Mon Apr 29 12:18:35 CEST 2002 Jan Hubicka <jh@suse.cz>
2614 * predict.c (real_zero, real_one, real_almost_one, real_br_prob_base,
2615 real_one_half, real_bb_freq_max): New static variables.
2616 (debug_profile_bbauxs): Kill.
2617 (process_note_predictions): Kill unused variable.
2618 (block_info_def, edge_info_def): Use REAL_VALUE_TYPE instead of
2619 volatile double.
2620 (propagate_freq): Use REAL_ARITHMETICS.
2621 (estimate_bb_frequencies): Likevise; init new static variables.
2622 * Makefile.in (predict.o): Add dependency on real.h
2624 2002-04-28 David S. Miller <davem@redhat.com>
2626 PR target/6500
2627 * config/sparc/sparc.md (prefetch): Emit properly for 32-bit vs.
2628 64-bit TARGET_V9. Do not use prefetch page, use prefetch for
2629 several {reads,writes} instead.
2630 * config/sparc/sparc.h (PREFETCH_BLOCK, SIMULTANEOUS_PREFETCHES):
2631 Define.
2633 2002-04-27 David S. Miller <davem@redhat.com>
2635 PR target/6494
2636 * config/sparc/linux64.h (MD_FALLBACK_FRAME_STATE_FOR): Be mindful
2637 of the stack bias.
2639 * config/sparc/linux.h, config/sparc/linux64.h: Don't bother
2640 including signal.h and sys/ucontext.h, not needed.
2642 2002-04-29 Hans-Peter Nilsson <hp@bitrange.com>
2644 * varasm.c (output_constant_def): Correct test for not calling
2645 ENCODE_SECTION_INFO for INTEGER_CST.
2647 2002-04-29 Neil Booth <neil@daikokuya.demon.co.uk>
2649 * cppexp.c (lex): Move some code to _cpp_parse_expr, but
2650 keep most cases as function eval_token.
2651 (eval_token): New function.
2652 (_cpp_parse_expr): Read token here for improved diagnostics.
2653 Don't use op_as_text. Detect bad ':' here.
2654 (reduce): Don't detect bad ':' here.
2655 (op_as_text): Remove.
2656 * cpphash.h (_cpp_test_assertion): Change prototype.
2657 * cpplib.c (_cpp_test_assertion): Change prototype.
2659 2002-04-28 Richard Henderson <rth@redhat.com>
2661 PR c/5154
2662 * ggc-common.c (ggc_mark_rtx_children_1): Rename from...
2663 (ggc_mark_rtx_children): New.
2665 2002-04-28 Jakub Jelinek <jakub@redhat.com>
2667 PR target/6496
2668 * config/sparc/sparc.md (call + jump 32-bit peepholes): Disable jump
2669 after call peepholes for UltraSPARC.
2670 (call + jump 64-bit peepholes): Remove.
2672 2002-04-28 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
2674 PR c/6497
2675 * config/rs6000/rs6000.md (sCC patterns): Remove clobber and use
2676 result as temporary value.
2678 2002-04-28 Jakub Jelinek <jakub@redhat.com>
2680 PR c++/6396
2681 * toplev.c (rest_of_compilation): Only run regrename and copy
2682 propagation if optimizing.
2684 2002-04-28 Jakub Jelinek <jakub@redhat.com>
2686 PR optimization/6475
2687 * reload1.c (alter_reg): Only call set_mem_expr if I is home pseudo
2688 register of REGNO_DECL (i).
2689 * Makefile.in (reload1.o): Add $(TREE_H).
2691 2002-04-28 Neil Booth <neil@daikokuya.demon.co.uk>
2693 * cppexp.c (lex): Update to use state.skip_eval.
2694 (struct op): Remove prio and flags members.
2695 (FLAG_BITS, FLAG_MASK, PRIO_SHIFT, EXTRACT_PRIO, EXTRACT_FLAGS,
2696 SHORT_CIRCUIT, RIGHT_ASSOC, ..._PRIO, op_to_prio): Remove.
2697 (LEFT_ASSOC): New macro.
2698 (optab): New table of operator priorities and flags.
2699 (SHIFT): Update.
2700 (_cpp_parse_expr): Clean up logic. Return bool. Use a
2701 malloc-ed parser stack.
2702 (reduce): New; reduce the operator stack.
2703 (_cpp_expand_op_stack): Expand the operator stack as necessary.
2704 * cpphash.h (struct op): Predeclare.
2705 (struct cpp_reader): New members op_stack, op_limit.
2706 (struct lexer_state): New member skip_eval.
2707 (_cpp_parse_expr): Update.
2708 (_cpp_expand_op_stack): New.
2709 * cpplib.c (do_if): Update.
2710 * cppinit.c (cpp_create_reader): Create op stack.
2711 (cpp_destroy): And destroy it.
2712 * cpplib.h (CPP_LAST_CPP_OP): Correct.
2713 (TTYPE_TABLE): Correct.
2715 2002-04-28 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
2717 PR c/6343
2718 * c-decl.c (duplicate_decls): Call merge_weak.
2719 * c-pragma.c (apply_pragma_weak): Warn about misuse.
2720 * output.h (merge_weak): Prototype merge_weak.
2721 * varasm.c (merge_weak): New function.
2722 (declare_weak): Make sure we don't give an error on VAR_DECLs.
2723 Mark RTL with SYMBOL_REF_WEAK.
2725 2002-04-27 Kurt Garloff <garloff@suse.de>
2727 * tree-inline.c (inlinable_function_p): Improve heuristics
2728 by using a smoother function to cut down allowable inlinable size.
2729 * param.def: Add parameters max-inline-insns-single,
2730 max-inline-slope, min-inline-insns that determine the exact
2731 shape of the above function.
2732 * param.h: Likewise.
2734 2002-04-26 Richard Henderson <rth@redhat.com>
2736 * c-parse.in (malloced_yyss, malloced_yyvs): New.
2737 (yyoverflow): Re-add. Set them.
2738 (free_parser_stacks): New.
2739 * c-common.h: Declare it.
2740 * c-lex.c (c_common_parse_file): Call it.
2742 2002-04-26 Richard Henderson <rth@redhat.com>
2744 * cfgrtl.c (tidy_fallthru_edge): Don't use next_real_insn
2745 for fallthru search.
2747 2002-04-26 Eric Christopher <echristo@redhat.com>
2749 PR optimization/3700
2750 * config/mips/mips.c (mips_issue_rate): Define. New function.
2751 (TARGET_SCHED_ISSUE_RATE): Use.
2753 2002-04-25 David S. Miller <davem@redhat.com>
2755 PR target/6422
2756 * reorg.c (optimize_skip): Do not allow exception causing
2757 instructions to be considered for delay slots.
2758 (fill_simply_delay_slots, fill_slots_from_thread): Likewise.
2759 (relax_delay_slots): Do not try to consider exception causing
2760 instructions as redundant.
2762 2002-04-26 Richard Henderson <rth@redhat.com>
2764 PR c/5225
2765 * c-typeck.c (build_unary_op) [CONVERT_EXPR]: Invoke non_lvalue.
2767 2002-04-26 Mark Mitchell <mark@codesourcery.com>
2769 PR bootstrap/6445
2770 * config/i386/i386.md (untyped_call): Return the value in a float
2771 register if TARGET_FLOAT_RETURNS_IN_80387, not just if
2772 TARGET_80387.
2774 2002-04-26 Alexandre Oliva <aoliva@redhat.com>
2776 * tree.c (tree_int_cst_lt): Compare constants whose types differ
2777 in unsigned-ness correctly.
2779 2002-04-26 John David Anglin <dave@hiauly1.hia.nrc.ca>
2781 * pa.h (FUNCTION_OK_FOR_SIBCALL): Don't do sibcalls when using the
2782 portable runtime model.
2784 2002-04-26 Richard Henderson <rth@redhat.com>
2786 * c-parse.in (yyoverflow): Revert.
2788 2002-04-26 David Edelsohn <edelsohn@gnu.org>
2789 Richard Henderson <rth@redhat.com>
2791 * config/rs6000/rs6000.md (sCC pattern): Remove clobber and use
2792 result as temporary value.
2794 2002-04-26 Richard Henderson <rth@redhat.com>
2796 PR c/3581
2797 * c-common.c (fix_string_type): Split out of ...
2798 (combine_strings): ... here. Take a varray, not a tree list.
2799 (c_expand_builtin_printf): Use fix_string_type.
2800 * c-common.h: Update decls.
2801 * c-parse.in (string): Remove. Update all uses to use STRING
2802 instead, and not call combine_strings.
2803 (yylexstring): New.
2804 (_yylex): Use it.
2805 * c-typeck.c (simple_asm_stmt): Don't call combine_strings.
2806 (build_asm_stmt): Likewise.
2807 * objc/objc-act.c (my_build_string): Use fix_string_type.
2808 (build_objc_string_object): Build varray for combine_strings.
2810 2002-04-26 Bo Thorsen <bo@suse.co.uk>
2812 * config/i386/linux64.h (MD_FALLBACK_FRAME_STATE_FOR): Define for
2813 x86-64.
2815 2002-04-26 Neil Booth <neil@daikokuya.demon.co.uk>
2817 * cppexp.c (CPP_UMINUS, CPP_UPLUS): New.
2818 (HAVE_NO_R_OPERAND): Remove.
2819 (HAVE_VALUE): Remove.
2820 (op_to_prio): Update.
2821 (UNARY): Don't alter flags.
2822 (_cpp_parse_expr): want_value used to indicate whether
2823 a number or unary operator is expected next. Distinguish
2824 unary and binary +/-.
2825 (op_as_text): Update for unary operators.
2827 2002-04-25 Richard Henderson <rth@redhat.com>
2829 PR c/2161
2830 * c-parse.in (yyoverflow): New.
2832 2002-04-25 Richard Henderson <rth@redhat.com>
2834 PR c/2098
2835 * c-common.c (shorten_compare): Simplfy conditions leading to
2836 the generation of a warning.
2838 2002-04-25 Richard Henderson <rth@redhat.com>
2840 PR c/2035
2841 * expmed.c (extract_bit_field): Fall through to generic code rather
2842 than aborting on subreg special case.
2844 2002-04-25 David S. Miller <davem@redhat.com>
2846 * config/sparc/sparc.h (FUNCTION_OK_FOR_SIBCALL): Add back check
2847 for DECL being NULL.
2849 2002-04-25 Steve Christiansen <smc@us.ibm.com>
2851 * doc/md.texi (Machine Constraints): Add IA-64 constraints.
2853 2002-04-25 Eric Botcazou <ebotcazou@multimania.com>
2855 * c-decl.c (grokdeclarator): Remove outdated ??? note
2856 on invalid declaration of flexible array members.
2858 2002-04-25 Richard Henderson <rth@redhat.com>
2860 * doc/invoke.texi: Document -gdwarf{,-2} vs debug level.
2862 2002-04-25 Ulrich Weigand <uweigand@de.ibm.com>
2864 * config/s390/s390.c (s390_emit_epilogue): Always restore registers
2865 needed by the compiler, even if they are used as global regs.
2867 2002-04-25 Matt Hiller <hiller@redhat.com>
2869 * mips.c (mips_class_max_nregs, mips_register_move_cost): New
2870 functions.
2871 * mips.h (CLASS_MAX_NREGS, REGISTER_MOVE_COST): Redefine as calls
2872 of the corresponding functions.
2873 * mips-protos.h (mips_class_max_nregs, mips_register_move_cost):
2874 New prototypes.
2876 2002-04-25 Matt Hiller <hiller@redhat.com>
2878 * config/mips/mips.h (mips_sw_reg_names): Declare as extern.
2880 (ALL_COP_ADDITIONAL_REGISTER_NAMES): New macro.
2881 (FIRST_PSEUDO_REGISTER): Redefine considering coprocessor
2882 registers, adjust comment accordingly.
2883 (FIXED_REGISTERS, CALL_USED_REGISTERS, CALL_REALLY_USED_REGISTERS,
2884 reg_class, REG_CLASS_NAMES, REG_CLASS_CONTENTS, REGISTER_NAMES,
2885 DEBUG_REGISTER_NAMES, REG_ALLOC_ORDER): Adjust to include entries
2886 for coprocessor registers.
2887 (ADDITIONAL_REGISTER_NAMES): Include
2888 ALL_COP_ADDITIONAL_REGISTER_NAMES.
2890 (COP0_REG_FIRST, COP0_REG_LAST, COP0_REG_NUM,
2891 COP2_REG_FIRST, COP2_REG_LAST, COP2_REG_NUM,
2892 COP3_REG_FIRST, COP3_REG_LAST, COP3_REG_NUM,
2893 COP0_REG_P, COP2_REG_P, COP3_REG_P, ALL_COP_REG_P,
2894 COPNUM_AS_CHAR_FROM_REGNUM, COP_REG_CLASS_P): New macros.
2896 (mips_char_to_class): Adjust comment to include coprocessor
2897 constraint letters.
2899 * config/mips/mips.c (coprocessor_operand, coprocessor2_operand):
2900 New functions.
2901 (mips_reg_names, mips_regno_to_class): Include coprocessor
2902 information.
2903 (mips_sw_reg_names): Ditto, make non-static.
2904 (mips_move_1word): Handle moves to and from coprocessor registers.
2905 (mips_move_2words): Handle moves to and from coprocessor
2906 registers.
2907 (mips_class_max_nregs, mips_register_move_cost): Handle
2908 coprocessor register classes.
2909 (override_options): Initialize mips_char_to_class and
2910 mips_hard_regno_mode_ok properly for coprocessor registers.
2912 * config/mips/mips.md (movdi_internal, movdi_internal2,
2913 movsi_internal1, movsi_internal2): Add constraint-sets for
2914 coprocessor registers.
2915 * testsuite/gcc.c-torture/mipscop-1.c: New testcase.
2916 * testsuite/gcc.c-torture/mipscop-1.x: Disable above if target
2917 isn't mips.
2918 * testsuite/gcc.c-torture/mipscop-2.c: New testcase.
2919 * testsuite/gcc.c-torture/mipscop-2.x: Disable above if target
2920 isn't mips.
2921 * testsuite/gcc.c-torture/mipscop-3.c: New testcase.
2922 * testsuite/gcc.c-torture/mipscop-3.x: Disable above if target
2923 isn't mips.
2924 * testsuite/gcc.c-torture/mipscop-4.c: New testcase.
2925 * testsuite/gcc.c-torture/mipscop-4.x: Disable above if target
2926 isn't mips.
2928 * doc/tm.texi: Document feature.
2930 2002-04-25 Neil Booth <neil@daikokuya.demon.co.uk>
2932 * integrate.c (function_attribute_inlinable_p): Simplify.
2933 Check the table pointer is not NULL.
2935 2002-04-25 Steven Bosscher <S.Bosscher@student.tudelft.nl>
2937 * doc/c-tree.texi: Fix typo in introduction.
2939 2002-04-25 Neil Booth <neil@daikokuya.demon.co.uk>
2941 * c-common.h (c_common_parse_file): Update.
2942 * c-lang.c (LANG_HOOKS_SET_YYDEBUG): Remove.
2943 * c-lex.c (YYDEBUG): Get from c-lex.h.
2944 (c_common_parse_file): Update.
2945 * c-lex.h (YYDEBUG, yydebug): New.
2946 * c-parse.in (YYDEBUG): Get from c-lex.h.
2947 (c_set_yydebug): Remove.
2948 * c-tree.h (c_set_yydebug): Remove.
2949 * langhooks-def.h (lhd_do_nothing_i): New.
2950 (lhd_set_yydebug, LANG_HOOKS_SET_YYDEBUG): Remove.
2951 (LANG_HOOKS_PARSE_FILE, LANG_HOOKS_INITIALIZER): Update.
2952 * langhooks.c (lhd_do_nothing_i): New.
2953 (lhd_set_yydebug): Remove.
2954 * langhooks.h (struct lang_hooks): Update.
2955 * toplev.c (set_yydebug): New.
2956 (compile_file): Update call to parse_file hook.
2957 (decode_d_option): Update.
2958 objc:
2959 * objc-lang.c (LANG_HOOKS_SET_YYDEBUG): Remove.
2961 Wed Apr 24 23:45:37 2002 J"orn Rennecke <joern.rennecke@superh.com>
2963 * loop.c (load_mems): Don't change the interface of called functions.
2965 * calls.c (expand_call): Take current_function_pretend_args_size
2966 into account when setting argblock for sibcalls.
2968 2002-04-24 Matt Hiller <hiller@redhat.com>
2970 * cpplex.c: Remove conditional #undef of MULTIBYTE_CHARS.
2971 * c-lex.c: Ditto.
2973 * cpplex.c (skip_line_comment): Process comment one multibyte
2974 character at a time rather than one char at a time, if
2975 appropriate.
2976 (parse_string): Process string one multibyte character at a time
2977 rather than one char at a time, if appropriate.
2978 * c-lex.c (lex_string): Lex and copy multibyte strings
2979 appropriately.
2980 * cpplib.h (cppchar_t): Change to unsigned.
2982 2002-04-24 Richard Henderson <rth@redhat.com>
2984 PR c/3467
2985 * c-decl.c (grokdeclarator): Don't pedwarn variable sized arrays
2986 for c99.
2988 Wed Apr 24 21:51:54 2002 J"orn Rennecke <joern.rennecke@superh.com>
2990 * sh.c (sh_va_arg): If argument was passed by reference,
2991 dereference the pointer.
2993 * sh.h (PIC_OFFSET_TABLE_REGNUM): Conditionalize on flag_pic.
2995 * sh.md (divsi3_i4_media): Use match_operand for input values
2996 rather than hard registers.
2997 (divsi3 - TARGET_SHMEDIA_FPU case): Don't ferry values
2998 unnecessarily through hard registers. Keep copies of pseudo
2999 registers outside of the libcall sequence.
3001 * sh.md (casesi_shift_media): Add modes.
3003 * sh.h (RETURN_IN_MEMORY): Return variable size BLKmode
3004 values in memory.
3006 2002-04-24 Neil Booth <neil@daikokuya.demon.co.uk>
3008 * attribs.c (c_common_attribute_table): Move table and handlers
3009 to c-common.c.
3010 (format_attribute_table, lang_attribute_table,
3011 lang_attribute_common): Remove.
3012 (init_attributes): Replace NULL pointers with pointers to the
3013 empty table.
3014 (handle_packed_attribute, handle_nocommon_attribute,
3015 handle_common_attribute, handle_noreturn_attribute,
3016 handle_noinline_attribute, handle_always_inline_attribute,
3017 handle_used_attribute, handle_unused_attribute,
3018 handle_const_attribute, handle_transparent_union_attribute,
3019 handle_constructor_attribute, handle_destructor_attribute,
3020 handle_mode_attribute, handle_section_attribute,
3021 handle_aligned_attribute, handle_weak_attribute,
3022 handle_alias_attribute, handle_visibility_attribute,
3023 handle_no_instrument_function_attribute, handle_malloc_attribute,
3024 handle_no_limit_stack_attribute, handle_pure_attribute,
3025 handle_deprecated_attribute, handle_vector_size_attribute,
3026 vector_size_helper): Move to c-common.c.
3027 * c-common.c (c_common_attribute_table,
3028 handle_packed_attribute, handle_nocommon_attribute,
3029 handle_common_attribute, handle_noreturn_attribute,
3030 handle_noinline_attribute, handle_always_inline_attribute,
3031 handle_used_attribute, handle_unused_attribute,
3032 handle_const_attribute, handle_transparent_union_attribute,
3033 handle_constructor_attribute, handle_destructor_attribute,
3034 handle_mode_attribute, handle_section_attribute,
3035 handle_aligned_attribute, handle_weak_attribute,
3036 handle_alias_attribute, handle_visibility_attribute,
3037 handle_no_instrument_function_attribute, handle_malloc_attribute,
3038 handle_no_limit_stack_attribute, handle_pure_attribute,
3039 handle_deprecated_attribute, handle_vector_size_attribute,
3040 vector_size_helper): Move from attribs.c.
3041 * c-common.h (c_common_attribute_table,
3042 c_common_format_attribute_table): New.
3043 * c-lang.c (LANG_HOOKS_COMMON_ATTRIBUTE_TABLE,
3044 LANG_HOOKS_FORMAT_ATTRIBUTE_TABLE): Redefine.
3045 * langhooks-def.h (LANG_HOOKS_FORMAT_ATTRIBUTE_TABLE,
3046 LANG_HOOKS_COMMON_ATTRIBUTE_TABLE, LANG_HOOKS_ATTRIBUTE_TABLE): New.
3047 (LANG_HOOKS_INITIALIZER): Update.
3048 * langhooks.h (struct lang_hooks): 3 new attribute hooks.
3049 * target-def.h (TARGET_ATTRIBUTE_TABLE): Default to NULL.
3050 * target.h: Update comment.
3051 * tree.c (default_target_attribute_table): Remove.
3052 * tree.h (default_target_attribute_table, format_attribute_table,
3053 lang_attribute_table, lang_attribute_common): Remove.
3054 objc:
3055 * objc-lang.c (LANG_HOOKS_COMMON_ATTRIBUTE_TABLE,
3056 LANG_HOOKS_FORMAT_ATTRIBUTE_TABLE): Redefine.
3058 2002-04-24 Jason Merrill <jason@redhat.com>
3060 * dwarf2.h (enum dwarf_attribute): Add DW_AT_GNU_vector.
3061 * dwarf2out.c (dwarf_attr_name): Support it.
3062 (gen_array_type_die): Emit it.
3063 (lookup_type_die): No special handling for VECTOR_TYPE.
3064 (gen_type_die): Hand VECTOR_TYPE off to gen_array_type_die.
3066 2002-04-24 Richard Henderson <rth@redhat.com>
3068 * config/mips/mips.md (movdi_usd): Renumber.
3070 2002-04-24 David S. Miller <davem@redhat.com>
3072 PR target/6420
3073 * config/sparc/sparc.h (FUNCTION_OK_FOR_SIBCALL): Return false if
3074 32-bit Sparc and current_function_returns_struct is true.
3076 Wed Apr 24 13:48:25 CEST 2002 Jan Hubicka <jh@suse.cz>
3078 * loop.c (canonicalize_condition): Use gen_int_mode.
3080 2002-04-24 Aldy Hernandez <aldyh@redhat.com>
3082 * config/rs6000/altivec.h: Cleanup file. Add non individual
3083 variants.
3084 (vec_vaddubm): New.
3085 (vec_vadduhm): New.
3086 (vec_vadduwm): New.
3087 (vec_vaddfp): New.
3088 (vec_vaddcuw): New.
3089 (vec_vaddubs): New.
3090 (vec_vaddsbs): New.
3091 (vec_vadduhs): New.
3092 (vec_vadduws): New.
3093 (vec_vaddsws): New.
3094 (vec_vand): New.
3095 (vec_vandc): New.
3096 (vec_vavgub): New.
3097 (vec_vavgsb): New.
3098 (vec_vavguh): New.
3099 (vec_vavgsh): New.
3100 (vec_vavguw): New.
3101 (vec_vavgsw): New.
3102 (vec_vrfip): New.
3103 (vec_vcmpbfp): New.
3104 (vec_vcmpequb): New.
3105 (vec_vcmpequh): New.
3106 (vec_vcmpequw): New.
3107 (vec_vcmpeqfp): New.
3108 (vec_vcmpgefp): New.
3109 (vec_vcmpgtub): New.
3110 (vec_vcmpgtsb): New.
3111 (vec_vcmpgtuh): New.
3112 (vec_vcmpgtsh): New.
3113 (vec_vcmpgtuw): New.
3114 (vec_vcmpgtsw): New.
3115 (vec_vcmpgtfp): New.
3116 (vec_vcmpgefp): New.
3117 (vec_vcfux): New.
3118 (vec_vcfsx): New.
3119 (vec_vctsxs): New.
3120 (vec_vctuxs): New.
3121 (vec_vexptefp): New.
3122 (vec_vrfim): New.
3123 (vec_lvx): New.
3124 (vec_lvebx): New.
3125 (vec_lvehx): New.
3126 (vec_lde): Add vector float variant.
3127 (vec_lvewx): New.
3128 (vec_lvxl): New.
3129 (vec_vlogefp): New.
3130 (vec_vmaddfp): New.
3131 (vec_vmhaddshs): New.
3132 (vec_vmaxub): New.
3133 (vec_vmaxsb): New.
3134 (vec_vmaxuh): New.
3135 (vec_vmaxsh): New.
3136 (vec_vmaxuw): New.
3137 (vec_vmaxsw): New.
3138 (vec_vmaxsw): New.
3139 (vec_vmaxfp): New.
3140 (vec_vmrghb): New.
3141 (vec_vmrghh): New.
3142 (vec_vmrghw): New.
3143 (vec_vmrglb): New.
3144 (vec_vmrglh): New.
3145 (vec_vmrglw): New.
3146 (vec_vminub): New.
3147 (vec_vminsb): New.
3148 (vec_vminuh): New.
3149 (vec_vminsh): New.
3150 (vec_vminuw): New.
3151 (vec_vminsw): New.
3152 (vec_vminfp): New.
3153 (vec_vmladduhm): New.
3154 (vec_vmhraddshs): New.
3155 (vec_msumubm): New.
3156 (vec_vmsummbm): New.
3157 (vec_vmsumuhm): New.
3158 (vec_vmsumshm): New.
3159 (vec_vmsumuhs): New.
3160 (vec_vmsumshs): New.
3161 (vec_vmuleub): New.
3162 (vec_vmulesb): New.
3163 (vec_vmuleuh): New.
3164 (vec_vmulesh): New.
3165 (vec_vmuloub): New.
3166 (vec_mulosb): New.
3167 (vec_vmulouh): New.
3168 (vec_vmulosh): New.
3169 (vec_vnmsubfp): New.
3170 (vec_vnor): New.
3171 (vec_vor): New.
3172 (vec_vpkuhum): New.
3173 (vec_vpkuwum): New.
3174 (vec_vpkpx): New.
3175 (vec_vpkuhus): New.
3176 (vec_vpkshss): New.
3177 (vec_vpkuwus): New.
3178 (vec_vpkswss): New.
3179 (vec_vpkshus): New.
3180 (vec_vpkswus): New.
3181 (vec_vperm): New.
3182 (vec_vrefp): New.
3183 (vec_vrlb): New.
3184 (vec_vrlh): New.
3185 (vec_vrlw): New.
3186 (vec_vrfin): New.
3187 (vec_vrsqrtefp): New.
3188 (vec_vsel): New.
3189 (vec_vslb): New.
3190 (vec_vslh): New.
3191 (vec_vslw): New.
3192 (vec_vsldoi): New.
3193 (vec_vsl): New.
3194 (vec_vslo): New.
3195 (vec_vspltb): New.
3196 (vec_vsplth): New.
3197 (vec_vspltw): New.
3198 (vec_vspltisb): New.
3199 (vec_vspltish): New.
3200 (vec_vspltisw): New.
3201 (vec_vsrb): New.
3202 (vec_vsrh): New.
3203 (vec_vsrw): New.
3204 (vec_vsrab): New.
3205 (vec_vsrah): New.
3206 (vec_vsraw): New.
3207 (vec_vsr): New.
3208 (vec_vsro): New.
3209 (vec_stvx): New.
3210 (vec_stvebx): New.
3211 (vec_stvehx): New.
3212 (vec_stvewx): New.
3213 (vec_stvxl): New.
3214 (vec_vsububm): New.
3215 (vec_vsubuhm): New.
3216 (vec_vsubuwm): New.
3217 (vec_vsubfp): New.
3218 (vec_vsubcuw): New.
3219 (vec_vsububs): New.
3220 (vec_vsubsbs): New.
3221 (vec_vsubuhs): New.
3222 (vec_vsubshs): New.
3223 (vec_vsubuws): New.
3224 (vec_vsubsws): New.
3225 (vec_vsum4ubs): New.
3226 (vec_vsum4sbs): New.
3227 (vec_vsum4shs): New.
3228 (vec_vsum2sws): New.
3229 (vec_vsumsws): New.
3230 (vec_vrfiz): New.
3231 (vec_vupkhsb): New.
3232 (vec_vupkhpx): New.
3233 (vec_vupkhsh): New.
3234 (vec_vupklsb): New.
3235 (vec_vupklpx): New.
3236 (vec_vupklsh): New.
3237 (vec_vxor): New.
3239 2002-04-23 Eric Botcazou <ebotcazou@multimania.com>
3241 PR c/5430
3242 * fold-const.c (split_tree): Add MINUS_LITP parameter; separate
3243 added literals from substracted literals.
3244 (associate_trees): Don't convert MINUS_EXPR into PLUS_EXPR.
3245 (fold) [associate]: Preserve MINUS_EXPR if needed.
3247 2002-04-23 Zack Weinberg <zack@codesourcery.com>
3249 * doc/install.texi: Clarify which versions of alpha*-dec-osf*
3250 are obsoleted.
3252 2002-04-23 Tom Tromey <tromey@redhat.com>
3254 * gcc.c: Added --resource. For PR java/6314.
3256 2002-04-23 David O'Brien <obrien@FreeBSD.org>
3258 * cp/g++spec.c: Use profiled libstdc++ and libm with -p/-pg.
3259 * config/freebsd.h (MATH_LIBRARY_PROFILE): Use the _p verions of
3260 these libraries.
3262 2002-04-23 David O'Brien <obrien@FreeBSD.org>
3264 * config/freebsd.h(OBJECT_FORMAT_ELF): Define.
3266 Tue Apr 23 14:24:25 CEST 2002 Jan Hubicka <jh@suse.cz>
3268 * i386.c (ix86_output_addr_diff_elt): Avoid x86_64 binutils bug
3269 workaround.
3270 (ix86_expand_int_movcc): Avoid x86_64 compilation chrash.
3271 (ix86_expand_clrstr): Fix typo.
3272 * loop.c (gen_load_of_final_value): New.
3273 (loop_givs_rescan, strength_reduce, check_dbra_loop):
3274 Use it.
3276 2002-04-23 Roger Sayle <roger@eyesopen.com>
3278 * builtins.c (builtin_memset_gen_str): New function.
3279 (expand_builtin_memset): Optimize the case of constant length, but
3280 unknown value.
3282 2002-04-23 Aldy Hernandez <aldyh@redhat.com>
3284 * config/rs6000/altivec.h (vec_step): Remove extraneous
3285 parentheses.
3286 (vec_ctu): Cast return.
3288 2002-04-23 Alan Modra <amodra@bigpond.net.au>
3290 PR target/6413
3291 * function.h: (struct function): Add profile_label_no field.
3292 (current_function_profile_label_no): Define.
3293 * function.c: (profile_label_no): New static var.
3294 (expand_function_start): Increment it, and copy to
3295 current_function_profile_label_no.
3296 * output.h (profile_label_no): Delete.
3297 * final.c (profile_label_no): Delete.
3298 (profile_function): Use current_function_profile_label_no.
3299 (final_end_function): Don't increment profile_label_no here.
3300 * config/i386/i386.c (ix86_osf_output_function_prologue): Replace
3301 profile_label_no with current_function_profile_label_no.
3302 * config/pa/pa.c (current_function_number): Delete.
3303 (pa_output_function_prologue): Don't output profile label here.
3304 (hppa_profile_hook): Use label_no param rather than
3305 current_function_number.
3306 (FUNC_BEGIN_PROLOG_LABEL): Move to ..
3307 * config/pa/pa.h: .. here.
3308 (FUNCTION_PROFILER): Output profile label here.
3310 2002-04-22 Eric Christopher <echristo@redhat.com>
3312 * config/mips/mips.h (ASM_OUTPUT_ALIGNED_DECL_COMMON): Revert
3313 patch of 2002-04-09 due to binutils issues.
3314 (FUNCTION_ARG_REGNO_P): Ensure even numbered float register.
3316 2002-04-22 Aldy Hernandez <aldyh@redhat.com>
3318 * config/rs6000/rs6000.md ("*movv4si_internal"): Change 'm'
3319 constraint to 'o' for m=r and r=m alternatives.
3320 ("*movv8hi_internal1"): Same.
3321 ("*movv16qi_internal1"): Same.
3322 ("*movv4sf_internal1"): Same.
3324 2002-04-22 Janis Johnson <janis187@us.ibm.com>
3326 * rtl.h (RTX_FLAG): New macro.
3327 * emit-rtl.c (copy_most_rtx): Use macros to access rtx flags.
3328 * final.c (alter_subreg): Use macro to access rtx flag.
3329 * integrate.c (copy_rtx_and_substitute): Use new access macro.
3330 * print-rtl.c (print_rtx): Use new access macro.
3332 * cse.c (insert): Check rtx code before accessing flag.
3334 * genattrtab.c (ATTR_IND_SIMPLIFIED_P, ATTR_CURR_SIMPLIFIED_P,
3335 ATTR_PERMANENT_P, ATTR_EQ_ATTR_P): New.
3336 (attr_hash_add_string, attr_rtx_1, attr_copy_rtx, check_attr_test,
3337 convert_const_symbol_ref, make_canonical, make_alternative_compare,
3338 evaluate_eq_attr, attr_rtx_cost, simplify_test_exp_in_temp,
3339 simplify_test_exp, optimize_attrs, simplify_by_exploding,
3340 find_and_mark_used_attributes, unmark_used_attributes,
3341 add_values_to_cover, simplify_with_current_value,
3342 simplify_with_current_value_aux, clear_struct_flag, walk_attr_value,
3343 copy_rtx_unchanging, main): Use new access macros.
3345 2002-04-22 Tom Rix <trix@redhat.com>
3347 * expmed.c (init_expmed): Generate shifted constant once.
3349 2002-04-22 Zack Weinberg <zack@codesourcery.com>
3351 * c-lex.c (lex_charconst): Call convert to get constant in
3352 proper type; don't just smash the type field.
3353 Fixes PR c/6300.
3355 * config.gcc: Add list of obsolete configurations. Disallow
3356 building these without --enable-obsolete.
3357 * doc/install.texi: Document --enable-obsolete and obsoletion
3358 policy. Mention obsoletion of individual targets in
3359 appropriate places.
3361 2002-04-22 Richard Henderson <rth@redhat.com>
3363 * config/sparc/sol2-bi.h (ASM_DEBUG_SPEC): New.
3365 2002-04-22 Mark Mitchell <mark@codesourcery.com>
3367 PR f/6138.
3368 * function.c (fixup_memory_subreg): Add promoted_mode parameter.
3369 (walk_fixup_memory_subreg): Likewise.
3370 (fixup_var_refs_insn): Adjust accordingly.
3371 (fixup_var_refs_1): Likewise.
3373 2002-04-22 Ulrich Weigand <uweigand@de.ibm.com>
3375 * config/s390/linux.h: (LIBPATH_SPEC, LIBPATH_ARCH31_SPEC,
3376 LIBPATH_ARCH64_SPEC): Define.
3377 (EXTRA_SPECS): Add libpath, libpath_arch31, libpath_arch64.
3378 (STARTFILE_SPEC, ENDFILE_SPEC): Define; use libpath.
3379 (LINK_ARCH31_SPEC): Add libpath_arch31 to search path.
3380 (LINK_ARCH64_SPEC): Add libpath_arch64 to search path.
3382 2002-04-22 Joel Sherrill <joel@OARcorp.com>
3384 * gthr-rtems.h: Correct prototypes to remove warnings.
3386 2002-04-22 Richard Henderson <rth@redhat.com>
3388 PR c/6344
3389 * alias.c (canon_true_dependence): Special case (mem:blk (scratch)).
3391 * gcse.c (free_insn_expr_list_list): New.
3392 (clear_modify_mem_tables): Use it. Fix bit set usage.
3393 (canon_list_insert): Use EXPR_LISTs for expressions.
3394 (record_last_mem_set_info): Factor BLOCK_NUM (insn).
3396 2002-04-22 Neil Booth <neil@daikokuya.demon.co.uk>
3398 * cppfiles.c (_cpp_pop_file_buffer): Return void. Move
3399 file change and include code to _cpp_pop_buffer.
3400 * cpphash.h (struct pending_option): Predeclare.
3401 (struct cpp_reader): New member next_include_file.
3402 (_cpp_pop_file_buffer): Update.
3403 (_cpp_push_next_buffer): Update, rename.
3404 * cppinit.c (cpp_destroy): Free include chain and pending here.
3405 (cpp_finish_options): Simplify.
3406 (_cpp_push_next_buffer): Rename and clean up.
3407 * cpplib.c (cpp_pop_buffer): Move code from _cpp_pop_file_buffer.
3408 Clarify.
3409 * cppmacro.c (cpp_scan_nooutput): Set return_at_eof here.
3411 2002-04-22 Aldy Hernandez <aldyh@redhat.com>
3413 * config/rs6000/altivec.h (vec_xor): Add variant for both args
3414 being vector signed int.
3415 (vec_andc): Same.
3416 (vec_xor): Add variant for both args being vector signed char.
3417 Remove redundant variant.
3418 (vec_andc): Same.
3420 2002-04-21 David S. Miller <davem@redhat.com>
3422 * config/sparc/sparc.md (set then compare DI mode peephole2): Fix
3423 compare mode in output RTL.
3425 2002-04-22 David Edelsohn <edelsohn@gnu.org>
3427 * config/rs6000/rs6000.c (rs6000_override_options): Correct
3428 style and formatting of previous patch.
3430 2002-04-22 Alan Modra <amodra@bigpond.net.au>
3432 * config/rs6000/rs6000.c (rs6000_override_options): Always clear
3433 flag_pic for ABI_AIX.
3435 2002-04-21 Neil Booth <neil@daikokuya.demon.co.uk>
3437 * cppexp.c (struct op, parse_number): Replace U_CHAR with uchar.
3438 * cppfiles.c (read_include_file): Similarly.
3439 * cpphash.h (DSC, U_CHAR, ustrcmp, ustrncmp, ustrlen,
3440 uxstrdup ustrchr, ufputs): Similarly.
3441 * cppinit.c (TRIGRAPH_MAP, cpp_destroy): Similarly.
3442 * cpplex.c (parse_slow, unescaped_terminator_p, save_comment,
3443 cpp_ideq, parse_identifier, parse_number): Similarly.
3444 * cpplib.c (struct directive, dequote_string, D, run_directive,
3445 cpp_push_buffer): Similarly.
3446 * cppmacro.c (new_string_token, builtin_macro, cpp_quote_string,
3447 _cpp_create_definition, check_trad_stringification,
3448 cpp_macro_definition): Similarly.
3450 2002-04-21 Neil Booth <neil@daikokuya.demon.co.uk>
3452 * cppmacro.c (funlike_invocation_p): Don't step back
3453 over CPP_EOF.
3455 2002-04-21 David Edelsohn <edelsohn@gnu.org>
3457 * config/rs6000/rs6000.c (output_profile_hook): Do not increment
3458 labelno.
3460 2002-04-20 Joseph S. Myers <jsm28@cam.ac.uk>
3462 * doc/invoke.texi: Remove Chill references.
3463 * doc/gcc.texi: Update last modified date.
3465 2002-04-20 Kazu Hirata <kazu@hxi.com>
3467 * config/h8300/lib1funcs.asm (___mulsi3): Remove unnecessary
3468 push and pop. Replace add.l with add.w.
3470 2002-04-20 Toshiyasu Morita <toshiyasu.morita@hsa.hitachi.com>
3472 * config/h8300/lib1funcs.asm (___mulsi3): Use hardware
3473 multiply instructions for H8/300H case.
3475 2002-04-20 Toshiyasu Morita <toshiyasu.morita@hsa.hitachi.com>
3477 * config/h8300/lib1funcs.asm (___cmpsi2, ___ucmpsi2):
3478 Bum three instructions from each routine.
3480 2002-04-20 Neil Booth <neil@daikokuya.demon.co.uk>
3482 * Makefile.in: Update.
3483 * decl.c (push_c_function_context, pop_c_function_context,
3484 mark_c_function_context): Rename for consistency.
3485 * c-objc-common.c (c_objc_common_init): Langhooks set elsewhere.
3486 * c-tree.h (push_c_function_context, pop_c_function_context,
3487 mark_c_function_context): Rename for consistency.
3488 * c-lang.c (LANG_HOOKS_FUNCTION_ENTER_NESTED,
3489 LANG_HOOKS_FUNCTION_LEAVE_NESTED, LANG_HOOKS_FUNCTION_MARK): Redefine.
3490 * function.c (init_lang_status, save_lang_status,
3491 restore_lang_status, mark_lang_status, free_lang_status):
3492 Move to langhooks.h.
3493 (push_function_context_to, pop_function_context_from,
3494 free_after_parsing, prepare_function_start, ggc_mark_struct_function):
3495 Update.
3496 * function.h (init_lang_status, save_lang_status,
3497 restore_lang_status, mark_lang_status, free_lang_status):
3498 Move to langhooks.h.
3499 * langhooks-def.h (LANG_HOOKS_FUNCTION_INIT,
3500 LANG_HOOKS_FUNCTION_FREE, LANG_HOOKS_FUNCTION_ENTER_NESTED,
3501 LANG_HOOKS_FUNCTION_LEAVE_NESTED, LANG_HOOKS_FUNCTION_MARK,
3502 LANG_HOOKS_FUNCTION_INITIALIZER): New.
3503 (LANG_HOOKS_INITIALIZER): Update.
3504 (lhd_do_nothing_f): New.
3505 * langhooks.h (struct lang_hooks_for_functions): New.
3506 (struct lang_hooks): New hooks.
3507 * langhooks.c (lhd_do_nothing_f): New.
3508 objc:
3509 * objc-lang.c (LANG_HOOKS_FUNCTION_ENTER_NESTED,
3510 LANG_HOOKS_FUNCTION_LEAVE_NESTED, LANG_HOOKS_FUNCTION_MARK): Redefine.
3512 2002-04-19 David S. Miller <davem@redhat.com>
3514 * config/sparc/linux.h (MD_FALLBACK_FRAME_STATE_FOR): Define.
3515 * config/sparc/linux64.h (MD_FALLBACK_FRAME_STATE_FOR): Likewise.
3517 2002-04-19 Jakub Jelinek <jakub@redhat.com>
3519 PR optimization/3756
3520 * config/i386/i386.c (ix86_expand_int_movcc): Optimize
3521 x = ((int) y < 0) ? cst1 : cst2.
3523 2002-04-19 Jakub Jelinek <jakub@redhat.com>
3525 PR c/6358
3526 * function.c: Reapply patch for c/6358.
3527 (expand_function_end): Copy decl_rtl's mode, not
3528 current_function_return_rtx mode.
3530 2002-04-19 Joel Sherrill <joel@OARcorp.com>
3532 * config/rtems.h (STARTFILE_SPEC, ENDFILE_SPEC): Fix for non-ELF
3533 targets.
3535 2002-04-19 Tom Tromey <tromey@redhat.com>
3537 * doc/install.texi (Specific): Update status of Solaris 2.8.
3538 For PR libgcj/6158.
3540 2002-04-19 Andreas Schwab <schwab@suse.de>
3542 * real.c: Allow sizeof (REAL_VALUE_TYPE) > 2*NE.
3543 (PUT_REAL): Restore old definition.
3545 2002-04-19 Dan Nicolaescu <dann@godzilla.ics.uci.edu>
3546 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
3548 * doc/install.texi (Specific, sparc-sun-solaris2*): Mention that
3549 binutils 2.11.2 and higher generate smaller binaries than Sun's
3550 native tools.
3552 2002-04-19 Mark Mitchell <mark@codesourcery.com>
3554 PR c++/6352
3555 * toplev.c (rest_of_compilation): Do not defer functions for which
3556 TREE_SYMBOL_REFERENCED has already been set.
3558 Fri Apr 19 15:53:03 CEST 2002 Jan Hubicka <jh@suse.cz>
3560 * i386.md (movsi_1, movhi_1): Force reload to use more flexible
3561 alternative.
3563 2002-04-19 Neil Booth <neil@daikokuya.demon.co.uk>
3565 * builtins.c: Include langhooks.h.
3566 (lang_type_promotes_to): Remove.
3567 (expand_builtin_va_arg): Use new hook.
3568 * c-common.c (c_common_nodes_and_builtins): Don't set hook.
3569 (simple_type_promotes_to): Move to c-typeck.c.
3570 * c-common.h (simple_type_promotes_to): Remove.
3571 * c-decl.c (duplicate_decls, grokdeclarator): Update.
3572 * c-format.c: Include langhooks.h.
3573 (check_format_types): Update.
3574 * c-tree.h (c_type_promotes_to): New.
3575 * c-typeck.c (c_type_promotes_to): Move from c-common.c.
3576 (type_lists_compatible_p): Update.
3577 * langhooks-def.h (lhd_type_promotes_to): New.
3578 (LANG_HOOKS_TYPE_PROMOTES_TO): New.
3579 (LANG_HOOKS_FOR_TYPES_INITIALIZER): Update.
3580 * langhooks.c (lhd_type_promotes_to): New.
3581 * langhooks.h (struct lang_hooks_for_types): New hook.
3582 * tree.h (lang_type_promotes_to): Remove.
3583 objc:
3584 * objc-lang.c (LANG_HOOKS_TYPE_PROMOTES_TO): Redefine.
3586 2002-04-18 Richard Henderson <rth@redhat.com>
3588 * function.c: Revert patch for c/6358.
3590 2002-04-18 Richard Henderson <rth@redhat.com>
3592 * ifcvt.c (find_cond_trap): Handle cases with no proper THEN or JOIN
3593 blocks. Handle multiple references to the TRAP block. Handle
3594 non-adjacent THEN and OTHER blocks.
3596 2002-04-18 Richard Henderson <rth@redhat.com>
3598 * config/ia64/ia64.c (ia64_function_arg_pass_by_reference): Don't
3599 crash with no type for by-mode libcalls.
3601 * config/ia64/ia64.md (conditional_trap): Fix predicate polarity.
3603 2002-04-18 Bob Wilson <bob.wilson@acm.org>
3605 * config/xtensa/lib2funcs.S (__xtensa_libgcc_window_spill,
3606 __xtensa_nonlocal_goto): Use a syscall instructions to flush
3607 the register windows.
3609 2002-04-18 Zack Weinberg <zack@codesourcery.com>
3611 * real.h: Define REAL_VALUE_TYPE_SIZE as 96 or 160, as
3612 appropriate. Document need for extended precision even when
3613 MAX_LONG_DOUBLE_TYPE_SIZE is smaller. Define REAL_WIDTH here,
3614 based on REAL_VALUE_TYPE_SIZE. Use REAL_WIDTH to size
3615 REAL_VALUE_TYPE. Define CONST_DOUBLE_FORMAT here. Use #error
3616 instead of relying on later syntax error when REAL_WIDTH > 5.
3617 * real.c: Define NE based only on whether or not we have a
3618 full 128-bit extended type (not INTEL_EXTENDED_IEEE_FORMAT).
3619 Require sizeof(REAL_VALUE_TYPE) == 2*NE. Unconditionally
3620 define GET_REAL and PUT_REAL as simple memcpy operations; no
3621 need to byteswap or round.
3622 Use #error instead of #ifdef-ing out the entire file, for
3623 prompt error detection.
3625 * rtl.c, gengenrtl.c: No need to calculate CONST_DOUBLE_FORMAT here.
3627 2002-04-18 David S. Miller <davem@redhat.com>
3629 * config/sparc/sparc.h (BRANCH_COST): Define.
3631 * fold-const.c (BRANCH_COST): Don't provide default here, expr.h
3632 does it.
3634 2002-04-18 Hans-Peter Nilsson <hp@bitrange.com>
3636 * flow.c (update_life_info): Ignore return value of cleanup_cfg.
3637 Mask out PROP_SCAN_DEAD_CODE | PROP_KILL_DEAD_CODE in
3638 propagate_block calls after relaxation loop using new variable
3639 stabilized_prop_flags.
3641 2002-04-18 Richard Henderson <rth@redhat.com>
3643 * config/ia64/ia64.c (ia64_function_arg_pass_by_reference): New.
3644 (ia64_va_arg): Expect variable sized types by reference.
3645 * config/ia64/ia64-protos.h: Update.
3646 * config/ia64/ia64.h (FUNCTION_ARG_PASS_BY_REFERENCE): Use
3647 ia64_function_arg_pass_by_reference.
3649 2002-04-18 Richard Henderson <rth@redhat.com>
3651 * ifcvt.c: Include except.h.
3652 (block_has_only_trap): Break out from find_cond_trap.
3653 (find_cond_trap): Use it. Always delete the trap block.
3654 (merge_if_block): Allow then block null. Be less simplistic about
3655 what insns can end a block.
3656 * Makefile.in (ifcvt.o): Depend on except.h.
3658 * config/ia64/ia64.md (trap, conditional_trap): New.
3660 2002-04-18 Jakub Jelinek <jakub@redhat.com>
3662 PR c/6358
3663 * function.c (assign_parms): Assign hard current_function_return_rtx
3664 register here...
3665 (expand_function_end): ...not here.
3667 2002-04-18 Neil Booth <neil@daikokuya.demon.co.uk>
3669 * c-lang.c (LANG_HOOKS_INCOMPLETE_TYPE_ERROR): Redefine.
3670 * c-tree.h (c_incomplete_type_error): New.
3671 * c-typeck.c (require_complete_type, build_component_ref): Update.
3672 (incomplete_type_error): Rename.
3673 * langhooks-def.h (lhd_incomplete_type_error): New.
3674 (LANG_HOOKS_INCOMPLETE_TYPE_ERROR): New.
3675 (LANG_HOOKS_FOR_TYPES_INITIALIZER): Update.
3676 * langhooks.c (lhd_incomplete_type_error): New.
3677 * langhooks.h (struct lang_hooks_for_types): New hook.
3678 * tree.c (size_in_bytes): Use new hook.
3679 * tree.h (incomplete_type_error): Remove.
3680 objc:
3681 * objc-lang.c (LANG_HOOKS_INCOMPLETE_TYPE_ERROR): Redefine.
3683 2002-04-18 Zack Weinberg <zack@codesourcery.com>
3685 * config/arc/arc.md: Remove #if HOST_FLOAT_FORMAT !=
3686 TARGET_FLOAT_FORMAT blocks.
3688 2002-04-18 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
3690 * doc/install.texi (Downloading the source): Do not mention Chill
3691 any longer, but mention Ada.
3692 (Configuration): Do not mention Chill any longer.
3694 2002-04-18 Hans-Peter Nilsson <hp@axis.com>
3696 * config/cris/cris.h (TARGET_VERSION): Remove local version number.
3698 Thu Apr 18 17:14:08 CEST 2002 Jan Hubicka <jh@suse.cz>
3700 * i386.h (SSE_FLOAT_MODE_P): Fix bogus conflict resolution
3701 in last patch.
3703 2002-04-18 Jakub Jelinek <jakub@redhat.com>
3705 * fold-const.c (fold): Use (*lang_hooks.types.unsigned_type)
3706 instead of unsigned_type.
3708 Thu Apr 18 15:49:12 CEST 2002 Jan Hubicka <jh@suse.cz>
3710 * i386.h (SSE_FLOAT_MODE_P): Kill bogus TARGET_SSE_MATH check.
3711 * i386.md (sse_mov?fcc*): Swap operands for cases they will be swapped
3712 later.
3714 2002-04-18 Bernd Schmidt <bernds@redhat.com>
3716 * attribs.c (vector_type_node_list): New static variable.
3717 (handle_vector_size_attribute): Use it to avoid generating a
3718 new type node each time we are called.
3720 * combine.c (subst): Avoid trying to make a vector mode subreg of
3721 an integer constant.
3722 (gen_lowpart_for_combine): Likewise.
3724 2002-04-18 Roger Sayle <roger@eyesopen.com>
3725 Jakub Jelinek <jakub@redhat.com>
3727 * fold-const.c (fold) [NOP_EXPR]: Convert (T)(x&c) into ((T)x&(T)c)
3728 for integer constant c (if x has unsigned type or sign bit is not
3729 set in c). This folds the zero/sign extension into the bit-wise and
3730 operation.
3732 2002-04-18 Jakub Jelinek <jakub@redhat.com>
3734 PR middle-end/6205
3735 * config/i386/i386.md (movsf_1): Use pxor only if TARGET_SSE2,
3736 otherwise xorps.
3738 2002-04-17 NIIBE Yutaka <gniibe@m17n.org>
3740 * config/sh/elf.h: Undefine ASM_OUTPUT_CASE_LABEL.
3742 2002-04-17 Nick Clifton <nickc@cambridge.redhat.com>
3744 * gcc.c (read_specs): Detect and fail if an attempt is made to
3745 rename a spec string to an already existing string.
3747 2002-04-17 Ulrich Weigand <uweigand@de.ibm.com>
3749 * config/s390/s390.c (legitimize_pic_address): Do not generate
3750 illegal address constant without CONST.
3752 2002-04-17 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3754 * sparc/linux64.h (CC1_SPEC): Error for -m32 and -m64.
3755 * sparc/netbsd-elf.h (CC1_SPEC32, CC1_SPEC64): Likewise.
3757 2002-04-17 Ulrich Weigand <uweigand@de.ibm.com>
3759 PR optimization/6305
3760 * config/s390/s390.c (s390_expand_plus_operand): Use find_replacement
3761 to make sure previous reloads are taken into account. Generate
3762 better code if one operand is an in-range immediate constant.
3764 2002-04-16 Andrew Haley <aph@cambridge.redhat.com>
3766 * doc/install.texi (Building): libgcj requires GNU make.
3768 2002-04-17 Jakub Jelinek <jakub@redhat.com>
3770 PR bootstrap/6315
3771 * config/sparc/sparc.md (movtf reg<-reg split): Allow spliting
3772 even if hard quad and register is not floating.
3773 (movtf reg<-mem split): Disallow splitting if hard quad and
3774 register is floating.
3775 (movtf mem<-reg split): Likewise.
3776 * config/sparc/sparc.c (fp_register_operand): New predicate.
3777 * config/sparc/sparc.h (PREDICATE_CODES): Add fp_register_operand.
3779 2002-04-17 Zack Weinberg <zack@codesourcery.com>
3781 * Makefile.in (PROTO_OBJS): Add cppdefault.o.
3782 (protoize.o): Take $(PREPROCESSOR_DEFINES) off command line.
3783 (unprotoize.o): Ditto. Build from protoize.c. Define
3784 UNPROTOIZE on command line.
3785 * protoize.c: Include cppdefault.h. Delete include_defaults.
3786 (in_system_include_dir): Use cpp_include_defaults (defined in
3787 cppdefault.o).
3788 * unprotoize.c: Delete file.
3790 2002-04-17 Aldy Hernandez <aldyh@redhat.com>
3792 * config/rs6000/altivec.h (vec_ld): Add array variants.
3793 (vec_lde): Same.
3794 (vec_ldl): Same.
3796 2002-04-17 Alan Matsuoka <alanm@redhat.com>
3797 Aldy Hernandez <aldyh@redhat.com>
3799 * config/rs6000/altivec.h: Define __ALTIVEC__.
3800 (bool): New.
3801 (__pixel): New.
3802 (pixel): New.
3803 (vec_cfux): New.
3804 (vec_vmaddfp): New.
3805 (vec_vsldoi): New.
3806 Add parentheses to all macro arguments.
3808 2002-04-16 Richard Henderson <rth@redhat.com>
3810 PR c++/6320
3811 * except.c (remove_eh_handler): Insert inner regions at beginning
3812 of sibling chain. Refactor expressions.
3814 2002-04-16 Richard Henderson <rth@redhat.com>
3816 * config/sparc/sol2-bi.h (AS_SPARC64_FLAG): New.
3817 * config/sparc/sol2-gas-bi.h: New file.
3818 * config.gcc (sparc*-solaris): Add it as needed.
3819 * configure.in (AS_SPARC64_FLAG): Remove check.
3820 * config.in, configure: Regenerate.
3822 * config/sparc/sol2-bi.h (CC1_SPEC): Error for -m32 and -m64.
3824 2002-04-16 Richard Henderson <rth@redhat.com>
3826 * config/mips/mips.c (override_options): Don't override N32 for
3827 a 64-bit ISA.
3829 PR 6202
3830 * config/mips/mips.md (can_delay): Split out of existing define_delays.
3831 (HILO_delay): Set can_delay false.
3833 2002-04-16 Dale Johannesen <dalej@apple.com>
3835 * config/rs6000/rs6000.c (rs6000_output_function_prologue): Compute
3836 instruction addresses.
3837 (rs6000_output_function_epilogue): Likewise.
3839 2002-04-16 Paolo Carlini <pcarlini@unitus.it>
3841 * c-parse.in (poplevel, compstmt_start,
3842 compstmt_primary_start): Add ending ';', in accordance
3843 with POSIX.
3845 2002-04-16 Richard Henderson <rth@redhat.com>
3847 * config.gcc (sparcv9-solaris): Configure for 64-bit default.
3848 Adjust tm_file order to get TARGET_DEFAULT set properly.
3849 (sparc-solaris): Configure 2.[78] for 64-bit multilibs.
3850 * doc/install.texi (sparc-solaris): Update.
3852 2002-04-16 Dale Johannesen <dalej@apple.com>
3854 * config/rs6000/rs6000.c (rs6000_emit_cmove): Fail if modes of
3855 comparison operands do not match each other or if modes of
3856 conditions do not match result.
3858 2002-04-16 Hartmut Penner <hpenner@de.ibm.com>
3860 PR target/6305
3861 * config/s390/s390.md (mulsidi3): Set both subregs of the
3862 multiword register.
3864 2002-04-16 Aldy Hernandez <aldyh@redhat.com>
3866 * config/rs6000/altivec.h (vec_addc): Type check.
3868 2002-04-16 Jakub Jelinek <jakub@redhat.com>
3870 PR middle-end/6279
3871 * expr.c (store_expr): Don't copy if DECL_RTL (exp) == target.
3873 * expr.c (safe_from_p): Cleanup: use DECL_RTL_IF_SET.
3875 2002-04-15 Richard Henderson <rth@redhat.com>
3877 * config/mips/abi64.h (SUBTARGET_CONDITIONAL_REGISTER_USAGE): Set
3878 call_really_used_regs too.
3880 2002-04-15 Richard Henderson <rth@redhat.com>
3882 * config/alpha/gnu.h (CPP_PREDEFINES): Underscores for gnu_hurd.
3884 2002-04-15 David S. Miller <davem@redhat.com>
3886 * rtlanal.c (note_stores): Don't present PARALLEL SET_DESTs
3887 as being CLOBBERed.
3889 2002-04-16 Jakub Jelinek <jakub@redhat.com>
3891 PR c/6290
3892 * config/rs6000/rs6000.c (easy_vector_constant): Return 1 if the
3893 CONST_VECTOR is { 0, ... 0 }.
3895 2002-04-15 Loren J. Rittle <ljrittle@acm.org>
3897 * doc/install.texi (Installing GCC: Configuration): Clarify
3898 the only supported ways to configure gcc.
3900 2002-04-15 Roland McGrath <roland@frob.com>
3902 * config.gcc (alpha*-*-gnu*): New target configuration.
3903 * config/alpha/gnu.h: New file for it.
3904 * config/gnu.h (TARGET_MEM_FUNCTIONS): #undef before #define.
3906 2002-04-16 Mark Mitchell <mark@codesourcery.com>
3908 * c-common.h (STMT_EXPR_NO_SCOPE): New macro.
3909 * c-common.c (c_expand_expr): Respect STMT_EXPR_NO_SCOPE.
3910 * tree.h (expand_start_stmt_expr): Update prototype.
3911 * stmt.c (expand_start_stmt_expr): Add has_scope parameter.
3912 * tree-inline.c (expand_call_inline): Set STMT_EXPR_NO_SCOPE
3913 on the STMT_EXPR created for the inline function.
3915 2002-04-15 Richard Henderson <rth@redhat.com>
3917 * config/alpha/linux.h, config/arm/linux-elf.h, config/i370/linux.h,
3918 config/i386/linux-aout.h, config/i386/linux-oldld.h,
3919 config/i386/linux.h, config/i386/linux64.h, config/ia64/linux.h,
3920 config/m68k/linux-aout.h, config/m68k/linux.h, config/mips/linux.h,
3921 config/pa/pa-linux.h, config/pj/linux.h, config/s390/linux.h,
3922 config/sh/linux.h, config/sparc/linux-aout.h, config/sparc/linux.h,
3923 config/sparc/linux64.h, config/xtensa/linux.h (CPP_PREDEFINES):
3924 Define __gnu_linux__, not gnu_linux.
3925 * config/rs6000/sysv4.h (CPP_OS_GNU_SPEC): Likewise for gnu_hurd.
3927 2002-04-15 Mark Mitchell <mark@codesourcery.com>
3929 Remove Chill front end.
3930 * gcc.c (default_compilers): Remove Chill entries.
3931 * ch: Remove directory.
3932 * doc/frontends.texi: Remove information about Chill.
3933 * doc/sourcebuild.texi: Likewise.
3934 * doc/standards.texi: Likewise.
3936 2002-04-15 Douglas B Rupp <rupp@gnat.com>
3938 * config/alpha/vms.h (INCLUDE_DEFAULTS): Add /gnu/lib/gcc-lib/include.
3939 (LONGLONG_STANDALONE): Define.
3941 2002-04-15 David S. Miller <davem@redhat.com>
3943 * config/sparc/sparc.c (sparc_emit_float_lib_cmp):
3944 Call emit_library_call with LCT_NORMAL.
3945 (sparc_initialize_trampoline): Use LCT_foo instead of
3946 magic constant in emit_library_call invocations.
3947 (sparc64_initialize_trampoline): Likewise.
3948 (sparc_profile_hook): Likewise.
3949 * config/sparc/sparc.md: Likewise.
3951 * config/sparc/sparc.c (sparc_extra_constraint_check):
3952 Fix type of argument 'c'.
3953 * config/sparc/sparc-protos.h (sparc_extra_constraint_check):
3954 Likewise.
3956 2002-04-15 Gabriel Dos Reis <gdr@merlin.codesourcery.com>
3958 * diagnostic.h (output_buffer_state): Redefine.
3959 (output_format_decoder): New macro.
3960 (output_prefixing_rule): Likewise.
3961 (output_line_cutoff): Likewise.
3962 (diagnostic_format_decoder): Adjust.
3963 (diagnostic_prefixing_rule): Likewise.
3964 (diagnostic_line_cutoff): Likewise.
3965 (diagnostic_state): Likewise.
3966 (diagnostic_kind_count): Likewise.
3967 (diagnostic_buffer): Now a macro.
3969 * diagnostic.c (diagnostic_buffer): Remove definition.
3970 (output_is_line_wrapping): Adjust.
3971 (set_real_maximum_length): Likewise.
3972 (output_set_maximum_length): Likewise.
3973 (init_output_buffer): Likewise.
3974 (lhd_print_error_function): Likewise.
3975 (output_do_verbatim): Likewise.
3977 2002-04-14 Neil Booth <neil@daikokuya.demon.co.uk>
3979 * cpperror.c (print_location): Don't print include chain
3980 if line == 0.
3981 (cpp_begin_message): Update to use DL_ macros.
3982 (cpp_ice, cpp_fatal, cpp_error_from_errno, cpp_warning,
3983 cpp_warning_with_line, cpp_pedwarn, cpp_pedwarn_with_line,
3984 cpp_notice, cpp_notice_from_errno): Remove.
3985 (cpp_error, cpp_error_with_line): Update to take a diagnostic
3986 level.
3987 (cpp_errno): New.
3988 * cppexp.c (CPP_ICE): Remove.
3989 (SYNTAX_ERROR, SYNTAX_ERROR2, parse_number, parse_defined,
3990 lex, integer_overflow, _cpp_parse_expr): Update.
3991 * cppfiles.c (read_include_file, find_include_file,
3992 handle_missing_header, _cpp_read_file, remap_filename): Update.
3993 * cpphash.h (enum error_type): Remove.
3994 (_cpp_begin_message): Update.
3995 * cppinit.c (append_include_chain, remove_dup_dirs, output_deps,
3996 cpp_handle_option, cpp_post_options): Update.
3997 * cpplex.c (trigraph_p, skip_escaped_newlines, skip_block_comment,
3998 skip_whitespace, parse_identifier, parse_slow, parse_string,
3999 _cpp_lex_direct, cpp_spell_token, maybe_read_ucs, cpp_parse_escape,
4000 cpp_interpret_charconst): Update.
4001 * cpplib.c (check_eol, directive_diagnostics, _cpp_handle_directive,
4002 lex_macro_node, do_undef, glue_header_name, parse_include,
4003 do_include_common, read_flag, do_line, do_linemarker, do_ident,
4004 cpp_register_pragma, do_pragma_once, do_pragma_system_header,
4005 do_pragma_poison, do_pragma_dependency, _cpp_do__Pragma, do_else,
4006 do_elif, do_endif, parse_answer, parse_assertion, do_assert,
4007 _cpp_pop_buffer, do_diagnostic): Update.
4008 * cpplib.h (DL_WARNING, DL_WARNING_SYSHDR, DL_PEDWARN, DL_ERROR,
4009 DL_FATAL, DL_ICE, DL_EXTRACT, DL_WARNING_P): New.
4010 (cpp_ice, cpp_fatal, cpp_error_from_errno, cpp_warning,
4011 cpp_warning_with_line, cpp_pedwarn, cpp_pedwarn_with_line,
4012 cpp_notice, cpp_notice_from_errno): Remove.
4013 (cpp_error, cpp_error_with_line): Update to take a diagnostic
4014 level.
4015 (cpp_errno): New.
4016 * cppmacro.c (builtin_macro, stringify_arg, paste_all_tokens,
4017 collect_args, enter_macro_context, save_parameter, parse_params,
4018 _cpp_create_definition, check_trad_stringification,
4019 cpp_macro_definition): Update.
4020 * cppmain.c (cpp_preprocess_file): Update.
4021 * fix-header.c (read_scan_file): Update.
4023 2002-04-14 Andreas Schwab <schwab@suse.de>
4025 * config/ia64/linux.h (CPP_PREDEFINES): Fix missing backslash.
4027 2002-04-14 Jeroen Dobbelaere <jeroen.dobbelaere@acunia.com>
4029 * config/arm/linux-elf.h (CPLUSPLUS_CPP_SPEC): Define.
4031 2002-04-13 Mark Mitchell <mark@codesourcery.com>
4033 * config/i386/gnu.h (CPP_PREDEFINES): Define __gnu_hurd__,
4034 not gnu_hurd.
4036 2002-04-13 Hans-Peter Nilsson <hp@axis.com>
4038 * config/cris/linux.h (CRIS_CPP_SUBTARGET_SPEC): Fix typo.
4040 2002-04-13 Joel Sherrill <joel@OARcorp.com>
4042 * config/sparc/t-elf: Enable v8 multilibs. Impacts
4043 sparc-elf and sparc-rtems targets.
4045 2002-04-13 Mark Mitchell <mark@codesourcery.com>
4047 * alpha/linux.h: Define __gnu_linux__ wherever __linux__ is
4048 defined, and __gnu_hurd__ wherever __GNU__ is defined.
4049 * arm/linux-elf.h: Likewise.
4050 * cris/aout.h: Likewise.
4051 * cris/linux.h: Likewise.
4052 * i370/linux.h: Likewise.
4053 * i386/gnu.h: Likewise.
4054 * i386/linux-aout.h: Likewise.
4055 * i386/linux-oldld.h: Likewise.
4056 * i386/linux.h: Likewise.
4057 * i386/linux64.h: Likewise.
4058 * ia64/linux.h: Likewise.
4059 * m68k/linux-aout.h: Likewise.
4060 * m68k/linux.h: Likewise.
4061 * mips/linux.h: Likewise.
4062 * pa/pa-linux.h: Likewise.
4063 * pj/linux.h: Likewise.
4064 * rs6000/sysv4.h: Likewise.
4065 * s390/linux.h: Likewise.
4066 * sh/linux.h: Likewise.
4067 * sparc/linux-aout.h: Likewise.
4068 * sparc/linux.h: Likewise.
4069 * sparc/linux64.h: Likewise.
4070 * xtensa/linux.h: Likewise.
4072 2002-04-13 Richard Sandiford <rsandifo@redhat.com>
4074 * stmt.c (check_unique_operand_names): Expect operand names to
4075 be strings rather than identifiers. Use simple_cst_equal to
4076 compare them.
4077 (resolve_operand_name_1): Make same identifier to string change here.
4078 * c-parse.in (asm_operand): Convert a named operand into a string.
4079 * cp/parse.y (asm_operand): Likewise.
4081 2002-04-13 Andreas Schwab <schwab@suse.de>
4083 * config/ia64/ia64.h (CPP_SPEC): Include %(cpp_cpu).
4085 2002-04-12 Mark Mitchell <mark@codesourcery.com>
4087 Revert these changes:
4089 2002-04-06 Mark Mitchell <mark@codesourcery.com>
4091 PR c++/5571
4092 * stor-layout.c (layout_decl): Reset the RTL for the decl.
4094 2002-04-12 Richard Henderson <rth@redhat.com>
4096 * config.gcc (sparcv9-*-solaris2): Default to 32-bit code.
4097 (sparc*-*-solaris): Clean up header files.
4098 * configure.in (AS_SPARC64_FLAG): Error out if can't find it
4099 and plan on generating 64-bit code.
4100 * toplev.c (decode_g_option): Remove LINKER_DOES_NOT_WORK_WITH_DWARF2.
4101 * config/sparc/sol2-64.h: Delete and reuse for default 64-bit code.
4102 * config/sparc/sol2-sld-64.h: Rename ...
4103 * config/sparc/sol2-bi.h: ... here. Remove the bits that checked
4104 for AS_SPARC64_FLAG not defined.
4105 * config/sparc/sol2-gld-bi.h: New.
4106 * config/sparc/sol2-sld.h: Remove.
4107 * config/sparc/sol26-sld.h: New.
4108 * config/sparc/sol2.h: Tidy comments.
4109 * doc/install.texi: Document sparc-solaris configury changes.
4111 2002-04-12 Richard Henderson <rth@redhat.com>
4113 * recog.c (offsettable_address_p): Match the logic in adjust_address.
4115 * config/sparc/sparc.h (LEGITIMIZE_RELOAD_ADDRESS): Handle TFmode
4116 in 64-bit mode only. Use only for 32-bit or MEDLOW.
4118 2002-04-12 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
4120 * config/alpha/osf.h (LINK_SPEC): Pass -S to silence ld warnings.
4122 Fri Apr 12 15:42:59 2002 Jeffrey A Law (law@redhat.com)
4124 * pa.c (pa_can_combine_p): Call extract_insn before calling
4125 constrain_operands.
4127 2002-04-12 Douglas B Rupp <rupp@gnat.com>
4129 * config/i386/i386-interix.h (EH_FRAME_IN_DATA_SECTION): Define.
4130 (TARGET_ASM_NAMED_SECTION, RETURN_IN_MEMORY) Define.
4131 (DEFAULT_PCC_STRUCT_RETURN): Define as 0.
4132 (CPP_PREDEFINES): Handle __declspec.
4133 * config/i386/t-interix (USER_H): Remove.
4135 2002-04-12 DJ Delorie <dj@redhat.com>
4137 * integrate.c (compare_blocks): Make comparisons safe for when
4138 sizeof(int) < sizeof(char *).
4139 (find_block): Likewise.
4141 2002-04-12 Jan Hubicka <jh@suse.cz>
4142 David Edelsohn <edelsohn@gnu.org>
4144 * config/rs6000/rs6000.c (call_operand): Allow LINK and COUNT
4145 registers.
4146 (symbol_ref_operand): New.
4147 * config/rs6000/rs6000.h (PREDICATE_CODES): Add symbol_ref_operand.
4148 * config/rs6000/rs6000.md (call_nonlocal_aix): Use symbol_ref_operand.
4150 2002-04-12 Andreas Schwab <schwab@suse.de>
4152 * config/ia64/ia64.h (ASM_SPEC): Moved from here ...
4153 * config/ia64/sysv4.h (ASM_SPEC): ... to here, so that it
4154 overrides the definition in config/svr4.h.
4156 2002-04-12 Eric Norum <eric.norum@usask.ca>
4158 * config/rtems.h, config/a29k/rtems.h, config/arm/rtems-elf.h,
4159 config/c4x/rtems.h, config/h8300/rtems.h, config/i386/rtems.h,
4160 config/i386/rtemself.h, config/i960/rtems.h, config/m68k/rtems.h,
4161 config/m68k/rtemself.h, config/mips/rtems.h, config/mips/rtems64.h,
4162 config/pa/rtems.h, config/rs6000/rtems.h, config/sh/rtems.h,
4163 config/sh/rtemself.h, config/sparc/rtems.h, config/sparc/rtemself.h,
4164 config/v850/rtems.h (*-rtems*): Cleanup pass to move common
4165 definitions to config/rtems.h and make the targets more similar.
4167 Fri Apr 12 08:06:54 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
4169 * expr.c (expand_assigment): Remove duplicate conversions #ifdef
4170 POINTERS_EXTEND_UNSIGNED.
4171 (store_constructor, expand_expr, case COMPONENT_REF): Likewise.
4172 (store_expr): Use TYPE_MODE (sizetype), not ptr_mode.
4174 * emit-rtl.c (widen_memory_access): Don't do anything if MEMOFFSET
4175 not specified.
4177 Fri Apr 12 12:11:26 2002 J"orn Rennecke <joern.rennecke@superh.com>
4179 * sh.c (calc_live_regs, sh_pr_n_sets): Use of PR_MEDIA_REG / PR_REG
4180 depends on TARGET_SHMEDIA, not TARGET_SH5.
4182 2002-04-12 Hans-Peter Nilsson <hp@bitrange.com>
4184 * function.c (fixup_var_refs_1) <SET, handling VAR in SET_SRC>:
4185 For paradoxical (subreg VAR), replace VAR, don't try the subreg.
4187 Fri Apr 12 10:51:38 2002 J"orn Rennecke <joern.rennecke@superh.com>
4189 * sh.c (broken_move): Constant 0. / 1. load is OK if there is
4190 no r0 clobber.
4192 2002-04-12 Andreas Schwab <schwab@suse.de>
4194 * config/ia64/ia64.h (EXTRA_SPECS): Fix missing backslash.
4196 2002-04-12 Richard Henderson <rth@redhat.com>
4198 PR bootstrap/4191
4199 * config/d30v/d30v.h (INIT_SECTION_ASM_OP): Don't undef.
4201 * flow.c (mark_used_reg): Manage reg_cond_dead properly for
4202 modes spanning multiple hard regs.
4204 * recog.c (peephole2_optimize): Rebuild jump labels as needed.
4206 2002-04-11 John David Anglin <dave@hiauly1.hia.nrc.ca>
4208 * pa.c (pa_output_function_prologue): Don't accumulate the total
4209 number of code bytes when using TARGET_64BIT, or gas, SOM and not
4210 the portable runtime.
4211 (output_deferred_plabels): Handle 64bit plabels.
4212 (output_cbranch): Use $PIC_pcrel$0 for pc relative relocations when
4213 generating pic code using the GAS assembler for object formats that
4214 are not SOM (ie., ELF32 and ELF64).
4215 (output_millicode_call): Check attribute type if attribute length is 28.
4216 Likewise use $PIC_pcrel$0. Only call get_attr_length and
4217 dbr_sequence_length once.
4218 (output_call): Likewise use $PIC_pcrel$0, and call get_attr_length and
4219 dbr_sequence_length once.
4220 * pa.h (TARGET_SOM): Define if not defined.
4221 * pa.md (pattern to load address of label): Likewise use $PIC_pcrel$0
4222 with GAS and not SOM.
4223 (jump, call_internal_reg, call_value_internal_reg): Likewise.
4224 * som.h (OBJ_SOM): Rename to TARGET_SOM. Undefine before defining.
4226 2002-04-11 David O'Brien <obrien@FreeBSD.org>
4228 * config/freebsd.h (NO_IMPLICIT_EXTERN_C, SCCS_DIRECTIVE): Give value.
4229 (DEFAULT_PCC_STRUCT_RETURN) Do not redefine.
4230 (USER_LABEL_PREFIX, HANDLE_SYSV_PRAGMA, IDENT_ASM_OP,
4231 DWARF2_DEBUGGING_INFO, DBX_DEBUGGING_INFO, PREFERRED_DEBUGGING_TYPE):
4232 elfos.h and dbxelf.h values are fine now.
4233 * config/i386/freebsd.h, config/alpha/freebsd.h
4234 (DEFAULT_PCC_STRUCT_RETURN): Define to 0.
4236 2002-04-11 David O'Brien <obrien@FreeBSD.org>
4238 * config/ia64/aix.h (CPP_PREDEFINES): Do not define _LP64/__LP64__
4239 or set Acpu or Amachine. Reformat.
4240 (ASM_SPEC, DONT_USE_BUILTIN_SETJMP, PROFILE_BEFORE_PROLOGUE): Do not
4241 define.
4242 (LINK_SPEC): Do not need to undef.
4243 * config/ia64/elf.h (ASM_EXTRA_SPEC): Define.
4244 * config/ia64/freebsd.h (LINK_SPEC): Do not need to undef.
4245 (ASM_SPEC, DONT_USE_BUILTIN_SETJMP, PROFILE_BEFORE_PROLOGUE): Do not
4246 define.
4247 * config/ia64/hpux.h (ASM_EXTRA_SPEC): Define.
4248 (ASM_SPEC): Do not define, use ASM_EXTRA_SPEC instead.
4249 (LINK_SPEC): Do not need to undef.
4250 (DONT_USE_BUILTIN_SETJMP): Do not define.
4251 * config/ia64/ia64.h (ASM_SPEC, ASM_EXTRA_SPEC): Add.
4252 (CPP_CPU_SPEC): Define _LP64, set Acpu and Amachine. Remove -Dia64.
4253 (DONT_USE_BUILTIN_SETJMP, PROFILE_BEFORE_PROLOGUE): Define.
4254 Remove trailing spaces.
4255 * config/ia64/linux.h (CPP_PREDEFINES): Do not define _LP64/__LP64__,
4256 __ELF__, or set Acpu or Amachine. Reformat.
4257 (ASM_SPEC, DONT_USE_BUILTIN_SETJMP, PROFILE_BEFORE_PROLOGUE): Do not
4258 define.
4260 2002-04-11 David O'Brien <obrien@FreeBSD.org>
4262 * config.gcc (ia64-*-freebsd*): Fix ordering of tm_files to match
4263 all other *-*-freebsd* targets.
4265 2002-04-11 Richard Henderson <rth@redhat.com>
4267 * config.gcc (alpha*-*-linux*ecoff): Detect and reject.
4269 2002-04-11 David O'Brien <obrien@FreeBSD.org>
4271 * config.gcc (alpha*-*-openbsd, alpha64-dec-*vms,alpha*-dec-*vms):
4272 Include {cpu}/{cpu}.h thru tm_file.
4273 (alpha*-*-linux*ecoff): Remove target.
4274 * config/alpha/elf.h (CPP_SUBTARGET_SPEC): Define __ELF__.
4275 (LINK_SPEC): Remove, is not OS independent.
4276 * config/alpha/freebsd.h (CPP_SPEC): Do not define __ELF__.
4277 (LINK_SPEC): Do not need to #undef any longer.
4278 * config/alpha/linux-ecoff.h (LINK_SPEC): Do not need to #undef
4279 any longer.
4280 * config/alpha/linux-elf.h (SUB_CPP_PREDEFINES): Do not define
4281 __ELF__.
4282 (LINK_SPEC): Moved here from alpha/elf.h.
4283 * config/alpha/linux.h (CPP_PREDEFINES): No longer consumer of
4284 SUB_CPP_PREDEFINES.
4285 * config/alpha/linux-ecoff.h: Remove.
4286 * config/alpha/netbsd.h (CPP_PREDEFINES): Do not define __ELF__.
4287 (CPP_SPEC): Define _POSIX_SOURCE as needed.
4288 (CPP_SUBTARGET_SPEC): Do not define.
4289 (LINK_SPEC): Do not need to #undef any longer.
4290 * config/alpha/openbsd.h: Do not directly include alpha/alpha.h.
4291 * config/alpha/vms.h: Likewise.
4293 2002-04-11 Richard Sandiford <rsandifo@redhat.com>
4295 * doc/extend.texi: Remove old claim that typedefs cannot have
4296 an alignment attribute.
4298 2002-04-11 Jakub Jelinek <jakub@redhat.com>
4300 PR optimization/6177
4301 * expr.c (expand_expr) [COMPONENT_REF]: Handle op0 CONCAT if
4302 bitpos is 0 and bitsize CONCAT size.
4304 2002-04-11 Jakub Jelinek <jakub@redhat.com>
4306 PR c/6223
4307 * combine.c (if_then_else_cond): Use trunc_int_for_mode on nz.
4309 2002-04-10 David O'Brien <obrien@FreeBSD.org>
4311 * config/alpha/freebsd.h: Minor reformatting.
4312 (CPP_SPEC): Define ELF and add cpp_subtarget.
4313 (ASM_SPEC): No longer needed.
4315 2002-04-11 Richard Henderson <rth@redhat.com>
4317 * config/sparc/sparc.md (movdi_insn_sp32): Add o/J alternative.
4318 (movdi_insn_sp32_v9): Likewise. Only allow stx with aligned memory.
4319 (dimode mem/zero splitter): New.
4321 2002-04-11 Hans-Peter Nilsson <hp@axis.com>
4323 * config/cris/cris.c (cris_override_options): Tweak error message
4324 for PIC not implemented.
4326 * config/cris/cris.h: Tweak comments related to parameter-passing.
4328 * t-cris (TARGET_LIBGCC2_CFLAGS): Don't -Dinhibit_libc here.
4330 2002-04-10 Richard Henderson <rth@redhat.com>
4332 * except.c (add_ehl_entry): Allow duplicates after landing pad
4333 creation.
4335 2002-04-10 David Edelsohn <edelsohn@gnu.org>
4337 * config/rs6000/t-aix43 (SHLIB_NM_FLAGS): Add -X32_64.
4339 2002-04-10 Toon Moene <toon@moene.indiv.nluug.nl>
4341 * c-decl.c (c_init_decl_processing): Move generation of
4342 decls for g77_integer_type_node and friends from here ...
4343 * c-common.c (c_common_nodes_and_builtins): ... to here.
4345 2002-04-10 Ulrich Weigand <uweigand@de.ibm.com>
4347 * reload1.c (choose_reload_regs): HARD_FRAME_POINTER_REGNUM
4348 is only used as frame pointer when frame_pointer_needed is true.
4350 2002-04-10 Richard Earnshaw <rearnsha@arm.com>
4352 PR target/817
4353 * arm.md (arm_movdi): Adjust neg_pool_range attribute to allow
4354 for the fact that the pool entry uses two words.
4355 (movdf_hard_insn): Similarly. Also, ADR instruction can span
4356 1k bytes.
4357 (movdf_soft_insn): Similarly.
4358 (movxf_hard_insn): Adjust neg_pool_range attribute to allow
4359 for the fact that the pool entry uses three words.
4361 2002-04-10 Richard Sandiford <rsandifo@redhat.com>
4363 * config/mips/mips.c (mips_va_arg): When using the struct version
4364 of the EABI va_list, allow arguments in the register save area to
4365 take up less room than a stack argument.
4367 2002-04-10 Richard Henderson <rth@redhat.com>
4369 * expr.c (expand_expr) [INTEGER_CST]: Don't force into registers
4370 if EXPAND_INITIALIZER.
4372 2002-04-09 Richard Henderson <rth@redhat.com>
4374 * config/alpha/alpha.md (movdi_er_maybe_g): New.
4375 * config/alpha/alpha.c (alpha_expand_mov): Use it.
4377 2002-04-10 Alan Modra <amodra@bigpond.net.au>
4379 PR optimization/6233
4380 * rtlanal.c (pure_call_p): New function.
4381 * rtl.h (pure_call_p): Declare.
4382 * loop.c (prescan_loop): Use it to set has_nonconst_call.
4383 * gcse.c (store_killed_in_insn): Use pure_call_p here too.
4385 2002-04-09 Eric Christopher <echristo@redhat.com>
4387 * config/mips/mips.h (ASM_OUTPUT_ALIGNED_DECL_COMMON): Add additional
4388 information to .comm directive.
4390 2002-04-09 Richard Henderson <rth@redhat.com>
4392 PR c/5078
4393 * expr.c (expand_expr) [INTEGER_CST]: Force overflows into registers.
4395 2002-04-09 Richard Henderson <rth@redhat.com>
4397 * basic-block.h (flow_delete_block_noexpunge): Declare.
4398 (expunge_block_nocompact): Declare.
4399 * cfg.c (expunge_block_nocompact): Split out from ...
4400 (expunge_block): ... here.
4401 * cfgrtl.c (can_delete_label_p): Don't use exception_handler_labels.
4402 (flow_delete_block_noexpunge): Split out from ...
4403 (flow_delete_block): ... here.
4404 * cfgcleanup.c (delete_unreachable_blocks): Compact while
4405 removing dead blocks.
4406 * except.c (exception_handler_labels): Remove.
4407 (exception_handler_label_map): New.
4408 (struct eh_region): Add aka member.
4409 (mark_ehl_map_entry, mark_ehl_map, free_region): New.
4410 (ehl_hash, ehl_eq, ehl_free, add_ehl_entry): New.
4411 (for_each_eh_label, for_each_eh_label_1): New.
4412 (init_eh): Register exception_handler_label_map.
4413 (free_eh_status): Use free_region.
4414 (find_exception_handler_labels): Use the map, not the list.
4415 (remove_exception_handler_label): Likewise.
4416 (maybe_remove_eh_handler): Likewise.
4417 (remove_eh_handler): Use the region aka bitmap.
4418 * except.h (exception_handler_labels): Remove.
4419 (for_each_eh_label): Declare.
4420 * jump.c (rebuild_jump_labels): Don't check exception_handler_labels.
4421 * loop.c (invalidate_loops_containing_label): New.
4422 (find_and_verify_loops): Use it. Use for_each_eh_label.
4423 * sched-rgn.c (is_cfg_nonregular): Use
4424 current_function_has_exception_handlers.
4426 2002-04-09 Richard Henderson <rth@redhat.com>
4428 * sbitmap.c (sbitmap_union_of_diff, sbitmap_a_and_b, sbitmap_a_xor_b,
4429 sbitmap_a_or_b, sbitmap_a_or_b_and_c, sbitmap_a_and_b_or_c):
4430 Do not return changed status.
4431 (sbitmap_union_of_diff_cg, sbitmap_a_and_b_cg, sbitmap_a_xor_b_cg,
4432 sbitmap_a_or_b_cg, sbitmap_a_or_b_and_c_cg, sbitmap_a_and_b_or_c_cg):
4433 New functions that do return changed status.
4434 * sbitmap.h: Update decls.
4435 * gcse.c, lcm.c: Use _cg functions as needed.
4437 Tue Apr 9 19:15:57 2002 J"orn Rennecke <joern.rennecke@superh.com>
4439 * config.gcc (sh-*-elf*): Use sh/embed-elf.h instead of sh/elf.h.
4440 (sh64-*-elf*, sh-*-rtemself*): Likewise.
4441 * config/sh/embed_bb.c: New file.
4442 * config/sh/embed-elf.h: New file.
4443 * sh.h (CPP_SPEC): Supply __SIZE_TYPE__ and __PTRDIFF_TYPE__
4444 if -m[12345]* option is given. Don't use subtarget_cpp_ptr_spec.
4445 (CPP_DEFAULT_CPU_SPEC): Add settings for __SIZE_TYPE__ and
4446 __PTRDIFF_TYPE__ .
4447 (SUBTARGET_CPP_PTR_SPEC): Don't define.
4448 (EXTRA_SPECS): Remove subtarget_cpp_ptr_spec.
4449 Add subtarget_asm_endian_spec.
4450 (ASM_SPEC): Use subtarget_asm_endian_spec.
4451 (SUBTARGET_ASM_ENDIAN_SPEC): Define.
4452 (RETURN_ADDR_RTX): Use PR_MEDIA_REG for TARGET_SH5.
4453 (WCHAR_UNSIGNED): Define.
4454 (SH_ELF_WCHAR_TYPE, SH_DBX_REGISTER_NUMBER): Define.
4455 (DBX_REGISTER_NUMBER): Use SH_DBX_REGISTER_NUMBER.
4456 (ALLOCATE_INITIAL_VALUE): Use PR_MEDIA_REG for TARGET_SH5.
4457 Fix value.
4458 * sh.c (calc_live_regs): Use PR_MEDIA_REG for TARGET_SH5.
4459 (sh_adjust_cost): Likewise.
4460 sh64.h (CPP_DEFAULT_CPU_SPEC): Add settings for __SIZE_TYPE__ and
4461 __PTRDIFF_TYPE__ .
4462 (SUBTARGET_CPP_PTR_SPEC, WCHAR_TYPE): Don't #undef/ #define.
4463 (WCHAR_TYPE_SIZE): Likewise.
4464 (ASM_SPEC): Use subtarget_asm_endian_spec.
4465 (SH_ELF_WCHAR_TYPE): #undef/ #define.
4466 (MAX_WCHAR_TYPE_SIZE): Don't #undef.
4467 * config/sh/elf.h (WCHAR_UNSIGNED): #undef .
4468 (MAX_WCHAR_TYPE_SIZE): Don't #define .
4469 (WCHAR_TYPE, WCHAR_TYPE_SIZE): #undef / #define .
4470 (USER_LABEL_PREFIX): Don't #undef /#define .
4471 (DBX_REGISTER_NUMBER): Use SH_DBX_REGISTER_NUMBER.
4472 * config/elf/linux.h (USER_LABEL_PREFIX): Don't #undef /#define .
4473 (SIZE_TYPE, PTRDIFF_TYPE, WCHAR_TYPE, WCHAR_TYPE_SIZE): Likewise.
4474 (ASM_SPEC): Likewise.
4475 (SUBTARGET_ASM_ENDIAN_SPEC): #undef / #define .
4476 (CC1_SPEC): don't supply -m3 for -m4*, -m5*.
4477 * t-sh: (LIB1ASMFUNCS): Use LIB1ASMFUNCS_CACHE.
4478 (LIB2FUNCS_EXTRA): Define.
4479 * t-sh64 (LIB2FUNCS_EXTRA): Define.
4480 * config/sh/t-linux (LIB1ASMFUNCS): Don't redefine.
4481 (LIB1ASMFUNCS_CACHE): Define.
4482 (LIB2FUNCS_EXTRA): Redefine empty.
4484 2002-04-08 Richard Henderson <rth@redhat.com>
4486 * reorg.c (get_branch_condition): Use reversed_comparison_code.
4488 2002-04-09 Stephane Carrez <Stephane.Carrez@worldnet.fr>
4490 * config/m68hc11/larith.asm (__map_data_section): Fix condition
4491 and optimize for size.
4492 (__do_global_ctors): Fix pointer comparison.
4493 (__do_global_dtors): Likewise.
4495 2002-04-09 David S. Miller <davem@redhat.com>
4497 * config/sparc/sparc.c (sparc_extra_constraint_check): New
4498 function, implementing EXTRA_CONSTRAINTS. For memory constraints,
4499 allow reloading pseudos.
4500 * config/sparc/sparc.h (EXTRA_CONSTRAINTS): Use it.
4501 * config/sparc/sparc-protos.h: Declare it.
4503 * config/sparc/sparc.c (const64_is_2insns): Kill signed vs.
4504 unsigned comparison warning.
4505 (output_restore_regs): Mark leaf_function as unused.
4507 Tue Apr 9 09:35:45 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
4509 * expr.c (is_aligning_offset): New function.
4510 (expand_expr, case COMPONENT_EXPR): Call it.
4512 2002-04-08 David S. Miller <davem@redhat.com>
4514 PR target/6082
4515 * config/sparc/freebsd.h (SPARC_DEFAULT_CMODEL): Set to CM_MEDLOW
4517 Make init_priority work on Sparc when using GNU ld.
4518 * config/sparc/linux.h, config/sparc/linux64.h,
4519 config/sparc/netbsd-elf.h, config/sparc/freebsd.h
4520 (CTORS_SECTION_ASM_OP, DTORS_SECTION_ASM_OP): Undefine.
4521 * config/sparc/sol2-gld.h: New file to do the same.
4522 * config.gcc (sparc*-*-solaris2*): If gnu_ld=yes add
4523 sparc/sol2-gld.h to tm_file.
4525 PR optimization/4328
4526 * config/sparc/sparc.h (EXTRA_CONSTRAINT): Add new constraint 'W'.
4527 * doc/md.texi: Document it.
4528 * config/sparc/sparc.md (movdi_insn_sp64_novis,
4529 movdi_insn_sp64_vis, movdf_insn_sp32, movdf_insn_v9only_novis,
4530 movdf_insn_v9only_vis, movdf_insn_sp64_novis,
4531 movdf_insn_sp64_vis): Use it as MEM constraing with 'e' registers.
4532 * config/sparc/sparc.c (mem_min_alignment): Fix comment.
4534 2002-04-08 Andreas Jaeger <aj@suse.de>
4536 * stmt.c (expand_asm_operands): Revert last patch from Richard
4537 Henderson.
4539 2002-04-08 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
4541 * doc/contrib.texi (Contributors): Add John David Anglin and Loren
4542 J. Rittle (the latter also to Testers). Update David O'Brien's entry.
4544 2002-04-08 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
4546 * doc/contrib.texi (Contributors): Add David O'Brien.
4548 2002-04-08 Alan Modra <amodra@bigpond.net.au>
4550 * configure.in (auto-build.h): Use target_alias and build_alias
4551 when running configure.
4552 (gcc_cv_as, gcc_cv_ld): Search install paths when build != host too.
4553 (gcc_cv_nm, gcc_cv_objdump): Set for build != host too.
4554 * configure: Regenerate.
4556 2002-04-07 David S. Miller <davem@redhat.com>
4558 * config.gcc (sparc64-*-linux*): Add t-crtfm to tmake_file.
4560 2002-04-07 John David Anglin <dave@hiauly1.hia.nrc.ca>
4562 PR 5933
4563 * pa.h (ASM_OUTPUT_MI_THUNK): Use indirect jump to target function when
4564 generating 32-bit pic code.
4566 2002-04-06 Jason Thorpe <thorpej@wasabisystems.com>
4568 * cppinit.c (cpp_create_reader): Initialize
4569 discard_comments_in_macro_exp.
4570 (COMMAND_LINE_OPTIONS): Add "-CC" option.
4571 (cpp_handle_option): Handle "-CC" option.
4572 * cpplex.c (save_comment): If saving a C++ comment in
4573 a directive, convert it to a C comment.
4574 (_cpp_lex_direct): Pass second comment start character to
4575 save_comment to indicate comment type.
4576 * cpplib.c (_cpp_handle_directive): If processing
4577 a "#define" directive and discard_comments_in_macro_exp
4578 is false, re-enable saving of comments.
4579 (lex_macro_node): If discard_comments_in_macro_exp is false,
4580 discard any comments before the macro identifier.
4581 * cpplib.h (struct cpp_options): Add discard_comments_in_macro_exp
4582 member.
4583 * cppmacro.c (cpp_get_token): If expanding a macro while
4584 processing a directive, discard any comments we might encounter.
4585 (parse_params): If discard_comments_in_macro_exp is false,
4586 ignore comments in the macro parameter list.
4587 * gcc.c (cpp_unique_options): Add "-CC" option.
4588 (option_map): Map "--comments-in-macros" to "-CC".
4589 * doc/cppopts.texi: Document "-CC" option.
4590 * f/lang-specs.h: Add "-CC" option.
4591 * testsuite/gcc.dg/cpp/maccom1.c: New test.
4592 * testsuite/gcc.dg/cpp/maccom2.c: New test.
4593 * testsuite/gcc.dg/cpp/maccom3.c: New test.
4594 * testsuite/gcc.dg/cpp/maccom4.c: New test.
4595 * testsuite/gcc.dg/cpp/maccom5.c: New test.
4596 * testsuite/gcc.dg/cpp/maccom6.c: New test.
4598 2002-04-06 John David Anglin <dave@hiauly1.hia.nrc.ca>
4600 PR middle-end/6180
4601 * reorg.c (dbr_schedule): Don't reposition prologue and epilogue notes.
4603 2002-04-06 Mark Mitchell <mark@codesourcery.com>
4605 PR c++/5571
4606 * stor-layout.c (layout_decl): Reset the RTL for the decl.
4608 PR opt/5120
4609 * sibcall.c (optimize_sibling_and_tail_recursive_call): Clear
4610 RTX_UNCHANGING_P for the functions arguments when a tail call
4611 is made.
4613 2002-04-06 Jason Merrill <jason@redhat.com>
4615 * toplev.c (flag_no_inline, flag_really_no_inline): Default to 2.
4616 (parse_options_and_default_flags): Set them appropriately.
4617 * c-common.c (c_common_post_options): Don't set flag_really_no_inline.
4619 2002-04-06 Hans-Peter Nilsson <hp@bitrange.com>
4621 * config/mmix/t-mmix (TARGET_LIBGCC2_CFLAGS): Don't -Dinhibit_libc
4622 here.
4624 * config/mmix/mmix.h (INITIAL_ELIMINATION_OFFSET): Remove spurious
4625 semicolon.
4627 * config/mmix/mmix.c (mmix_expand_builtin_va_arg): Variable-size
4628 types come in by-reference. Fix typo in comment.
4630 2002-04-05 David S. Miller <davem@redhat.com>
4632 * config/sparc/freebsd.h (ENDFILE_SPEC): Add crtfastmath bits.
4633 * config.gcc (sparc64-wrs-vxworks, sparc-*-chorusos,
4634 sparc-*-rtems*, sparclite-*-elf* sparc86x-*-elf*, sparc64-*-elf*,
4635 {sparc64,ultrasparc}-*-freebsd*): Add sparc/t-crtfm to tmake_file.
4637 2002-04-05 David S. Miller <davem@redhat.com>
4639 * config/sparc/sparc.c (sparc_nonflat_function_epilogue): If we
4640 are not going to emit return instructions, emit at least a nop
4641 for the sake of sane backtraces.
4643 2002-04-05 Richard Henderson <rth@redhat.com>
4645 * doc/rtl.texi (Regs and Memory): Document (mem:BLK (scratch)).
4647 2002-04-05 Jakub Jeilnek <jakub@redhat.com>
4649 * mklibgcc.in: Use $tmpmapfile, not tmp-$@.
4651 2002-04-05 Alexandre Oliva <aoliva@redhat.com>
4653 * config/mips/mips.h (ISA_HAS_BRANCHLIKELY, ISA_HAS_CONDMOVE,
4654 ISA_HAS_FP4, ISA_HAS_MADD_MSUB, ISA_HAS_NMADD_NMSUB,
4655 ISA_HAS_CLZ_CLO, ISA_HAS_DCLZ_DCLO): Disable if TARGET_MIPS16.
4657 2002-04-05 Andreas Schwab <schwab@suse.de>
4659 * c-convert.c: Include c-common.h.
4660 * Makefile.in (c-convert.o): Updated.
4662 2002-04-05 Jakub Jelinek <jakub@redhat.com>
4664 * mklibgcc.in: Use separate libgcc.map for each multilib.
4665 * Makefile.in (distclean): Don't remove libgcc.map here.
4667 2002-04-05 Jakub Jelinek <jakub@redhat.com>
4669 * Makefile.in (s-mlib): Handle --disable-multilib by separate
4670 genmultilib invocation.
4672 2002-04-04 Richard Sandiford <rsandifo@redhat.com>
4674 * config/mips/mips.h (CUMULATIVE_ARGS): Rename fp_regs to num_fprs
4675 to avoid clash with Irix header file sys/ucontext.h. Rename gp_regs
4676 to num_gprs for symmetry.
4677 * config/mips/mips.c: Adjust accordingly.
4679 2002-04-04 Neil Booth <neil@daikokuya.demon.co.uk>
4681 * c-common.c (truthvalue_conversion): Rename, update.
4682 * c-common.h (c_common_truthvalue_conversion): New.
4683 * c-convert.c (convert): Update.
4684 * c-lang.c (LANG_HOOKS_TRUTHVALUE_CONVERSION): Redefine.
4685 * c-parse.in (expr_no_commas, if_prefix, select_or_iter_stmt): Update.
4686 * c-typeck.c (build_binary_op, build_unary_op,
4687 build_conditional_expr): Update.
4688 * fold-const.c (constant_boolean_node, fold): Use langhook.
4689 * langhooks-def.h (LANGHOOK_INITIALIZER): Update.
4690 * langhooks.h (struct lang_hooks): New hook.
4691 * stmt.c (expand_decl_cleanup): Use langhook.
4692 * tree.h (truthvalue_conversion): Remove.
4693 objc:
4694 * objc-lang.c (LANG_HOOKS_TRUTHVALUE_CONVERSION): Redefine.
4696 2002-04-05 Alan Modra <amodra@bigpond.net.au>
4698 * config/rs6000/t-linux64 (EXTRA_MULTILIB_PARTS): Add crtsavres.o
4699 Add rules to make null object file.
4701 2002-04-04 Jim Blandy <jimb@redhat.com>
4703 * cppmacro.c (cpp_macro_definition): Do not emit spaces after
4704 macro formal parameter names.
4706 2002-04-04 David S. Miller <davem@redhat.com>
4708 * calls.c (store_one_arg): If ECF_SIBCALL, use tail_call_reg.
4710 2002-04-04 Richard Henderson <rth@redhat.com>
4712 PR middle-end/5099
4713 * stmt.c (expand_asm_operands): Validate outputs vs asm_operand_ok.
4714 Support copies into and out of memory. Don't accept allows_reg
4715 and allows_mem as gospel.
4717 2002-04-04 Richard Henderson <rth@redhat.com>
4719 PR opt/6165
4720 * alias.c (true_dependence): Force (mem:blk (scratch)) to conflict.
4721 (write_dependence_p): Likewise.
4723 2002-04-04 Richard Henderson <rth@redhat.com>
4725 * predict.c (estimate_bb_frequencies): Do frequency calculation
4726 with a volatile temporary.
4728 2002-04-04 Ulrich Weigand <uweigand@de.ibm.com>
4730 * config/s390/linux.h (LOCAL_LABEL_PREFIX): Define.
4732 2002-04-04 Jakub Jelinek <jakub@redhat.com>
4734 PR c++/6119
4735 * final.c (final_start_function): Don't bump profile_label_no here...
4736 (final_end_function): ...but here.
4738 2002-04-04 Jakub Jelinek <jakub@redhat.com>
4740 * config/sparc/sparc.md (pic): New attribute.
4741 (do_builtin_setjmp_setup): Save %fp, %i7 and %l7 for TARGET_V9
4742 into stack slots.
4743 (split after do_builtin_setjmp_setup): New.
4745 2002-04-04 Jakub Jelinek <jakub@redhat.com>
4747 PR fortran/6106
4748 * config/sparc/sparc.h (MIN_UNITS_PER_WORD): Backout 2001-01-01
4749 change.
4751 2002-04-04 Jakub Jelinek <jakub@redhat.com>
4753 * config/sparc/sparc.c (sparc_va_arg): Adjust va_list by
4754 UNITS_PER_WORD for zero sized aggregates.
4756 2002-04-03 David S. Miller <davem@redhat.com>
4758 * gcc.c (LINK_GCC_C_SEQUENCE_SPEC): No need for a new
4759 one-character spec for this, just use %(link_gcc_c_sequence).
4761 2002-04-03 David S. Miller <davem@redhat.com>
4763 * config/sparc/crtfastmath.c (FPRS_NS): Delete bogus little-endian
4764 handling.
4766 2002-04-03 John David Anglin <dave@hiauly1.hia.nrc.ca>
4768 * pa-linux.h (INCOMING_RETURN_ADDR_RTX): Move.
4769 (DWARF_FRAME_RETURN_COLUMN): Move.
4770 (ASM_PREFERRED_EH_DATA_FORMAT): Define.
4771 (ASM_MAYBE_OUTPUT_ENCODED_ADDR_RTX): Define.
4772 * pa.c (except.h, predict.h): Include.
4773 (FRP): Delete.
4774 (store_reg_modify, set_reg_plus_d): Revise prototypes.
4775 (output_ascii): Add cast.
4776 (store_reg_modify): Revise to add frame notes.
4777 (set_reg_plus_d): Likewise.
4778 (compute_frame_size): Include space for eh data registers in frame if
4779 the current function calls eh_return.
4780 (hppa_expand_prologue): Ensure register %r2 is saved if the current
4781 function calls eh_return. Save eh data registers if the current
4782 function calls eh_return. Fix code to add frame notes. Emit
4783 blockage to prevent insns with frame notes being scheduled in the
4784 delay slot of calls.
4785 (hppa_expand_epilogue): Restore eh data registers and do final stack
4786 adjustment if the current function calls eh_return. Don't add frame
4787 notes.
4788 (output_call): Revise for change in length of call insn. Don't do
4789 return pointer adjustment for an unconditional jump in the delay slot
4790 of a call when using frame notes.
4791 * pa.h (EH_RETURN_DATA_REGNO): Revise for TARGET_64BIT compatibility.
4792 (EH_RETURN_HANDLER_RTX): Use saved value on stack.
4793 (ARG_POINTER_CFA_OFFSET): Define.
4794 * pa.md (return_external_pic): New pattern.
4795 (prologue): Correct formatting. Use return_external_pic if current
4796 function calls eh_return.
4797 (call_internal_symref, call_value_internal_symref,
4798 sibcall_internal_symref, sibcall_value_internal_symref): Change default
4799 lengths of short, long non-pic, and long pic calls to 8, 68, and 84,
4800 respectively.
4801 (exception_receiver): Use hppa_pic_save_rtx () to restore pic register.
4803 * configure.in ("assembler dwarf2 debug_line support"): Add hppa*-*-* to
4804 list of targets to check using "nop" insn.
4805 * configure: Rebuilt.
4807 2002-04-04 Alan Modra <amodra@bigpond.net.au>
4809 * config/rs6000/t-linux64 (EXTRA_MULTILIB_PARTS): Define.
4811 2002-04-03 David S. Miller <davem@redhat.com>
4813 * gcc.c (LINK_GCC_C_SEQUENCE_SPEC): New spec to override the gcc/c
4814 library sequence passed to the linker.
4815 (LINK_COMMAND_SPEC): Use it.
4816 * doc/tm.texi: Document it, and mention from LINK_COMMAND_SPEC as
4817 a macro a target can use to avoid overriding LINK_COMMAND_SPEC.
4818 * config/sparc/sparc.h (LINK_GCC_C_SEQUENCE_SPEC): Define.
4820 2002-04-03 Jason Merrill <jason@redhat.com>
4822 * except.c (struct eh_status): Remove protect_list.
4823 (begin_protect_partials, end_protect_partials): Remove.
4824 (add_partial_entry): Remove.
4825 * except.h: Remove prototypes.
4827 * expr.c (expand_expr) [WITH_CLEANUP_EXPR, TARGET_EXPR]: Use
4828 expand_decl_cleanup_eh.
4830 PR c++/5636
4831 * tree.h (CLEANUP_EH_ONLY): New macro.
4832 * stmt.c (expand_decl_cleanup_eh): New fn.
4833 (expand_cleanups): Check CLEANUP_EH_ONLY.
4834 * c-semantics.c (genrtl_decl_cleanup): Just take the CLEANUP_STMT.
4835 Use expand_decl_cleanup_eh.
4836 (expand_stmt): Adjust.
4837 * c-common.h: Adjust prototype.
4839 2002-04-04 Hans-Peter Nilsson <hp@axis.com>
4841 * config/cris/cris.c (cris_target_asm_function_prologue): Cast
4842 uses of PIC_OFFSET_TABLE_REGNUM to int to silence warnings.
4843 (cris_target_asm_function_epilogue): Ditto.
4844 (cris_initial_frame_pointer_offset): Ditto.
4845 (cris_simple_epilogue): Ditto.
4846 (cris_expand_builtin_va_arg): Variable-size types come in
4847 by-reference.
4849 2002-04-03 David S. Miller <davem@redhat.com>
4851 * config/sparc/crtfastmath.c (FPRS_NS): Get it right for
4852 little-endian.
4853 (set_fast_math): Correct 'fsr' type.
4855 2002-04-03 Richard Henderson <rth@redhat.com>
4857 PR opt/3569
4858 * langhooks.h (lang_hooks.decls.warn_unused_global): New.
4859 * toplev.c (check_global_declarations): Use it.
4860 * langhooks-def.h (lhd_warn_unused_global_decl): Declare.
4861 (LANG_HOOKS_WARN_UNUSED_GLOBAL_DECL): New.
4862 (LANG_HOOKS_DECLS): Add it.
4863 * langhooks.c (lhd_warn_unused_global_decl): New.
4864 * c-decl.c (LANG_HOOKS_WARN_UNUSED_GLOBAL_DECL): New.
4865 * c-objc-common.c (c_warn_unused_global_decl): New.
4866 * c-tree.h (c_warn_unused_global_decl): Declare.
4867 * objc/objc-lang.c (LANG_HOOKS_WARN_UNUSED_GLOBAL_DECL): New.
4869 2002-04-03 Neil Booth <neil@daikokuya.demon.co.uk>
4871 * langhooks-def.h (lhd_set_decl_assembler_name,
4872 LANG_HOOKS_SET_DECL_ASSEMBLER_NAME): New.
4873 (LANG_HOOKS_INITIALIZER): Update.
4874 * langhooks.c (lhd_set_decl_assembler_name): New, from tree.c
4875 * langhooks.h (struct lang_hooks): New hook.
4876 * tree.c (set_decl_assembler_name): Move to langhooks.c.
4877 (lang_set_decl_assembler_name): Remove.
4878 (init_obstacks): Don't set hook.
4879 (decl_assembler_name): New function.
4880 * tree.h (DECL_ASSEMBLER_NAME): Turn into a function call.
4881 (decl_assembler_name): New.
4882 (lang_set_decl_assembler_name): Remove.
4884 2002-04-03 Jakub Jelinek <jakub@redhat.com>
4886 * configure.in (HAVE_SPARC_UA_PCREL_HIDDEN): Test whether %r_disp32()
4887 works properly with .hidden symbols.
4888 * configure: Rebuilt.
4889 * config.in: Rebuilt.
4890 * config/sparc/sparc.h (ASM_PREFERRED_EH_DATA_FORMAT): Use
4891 DW_EH_PE_absptr for flag_pic && GLOBAL if %r_disp32() doesn't work
4892 properly with .hidden symbols.
4894 2002-04-03 Jakub Jelinek <jakub@redhat.com>
4896 PR middle-end/6102
4897 * df.c (df_insn_refs_record): Use XEXP not SET_DEST to access
4898 USE argument.
4900 2002-04-03 Richard Henderson <rth@redhat.com>
4902 PR opt/4120
4903 * sched-rgn.c (sets_likely_spilled): New.
4904 (sets_likely_spilled_1): New.
4905 (add_branch_dependences): Use it.
4907 2002-04-02 Richard Henderson <rth@redhat.com>
4909 PR opt/4311
4910 * loop.h (LOOP_FIRST_PASS): New.
4911 * loop.c (strength_reduce): Mind it when deciding to unroll.
4912 * toplev.c (rest_of_compilation): Set it.
4914 2002-04-02 David S. Miller <davem@redhat.com>
4916 * config/sparc/sparc.md (ldd peephole2s): Fix final arg to
4917 mems_ok_for_ldd_peep when the order of the loads being examined
4918 is reversed.
4919 * config/sparc/sparc.c (mems_ok_for_ldd_peep): Expand upon
4920 existing comment to increase comprehension of this situation.
4922 2002-04-02 Zack Weinberg <zack@codesourcery.com>
4924 * config/sh/sh.md: Don't use union real_extract.
4926 2002-04-02 Richard Henderson <rth@redhat.com>
4928 * libgcc2.c (__bb_exit_func): Revert 03-31 change.
4930 2002-04-02 David O'Brien <obrien@FreeBSD.org>
4932 * config.gcc (i386-dg-dgux, i386-go32-msdos , i386-go32-rtems,
4933 i386-ibm-aix, i386-moss-msdos, i386-ncr-sysv4, i386-next-,
4934 i386-pc-msdosdjgpp, i386-sequent-bsd, i386-sequent-ptx1,
4935 i386-sequent-ptx2, i386-sequent-ptx4, i386-sun-sunos,
4936 i386-wrs-vxworks, i386-*-aout, i386-*-beoself, i386-*-bsd,
4937 i386-*-bsdi, i386-*-chorusos, i386-*-coff, i386-*-elf,
4938 i386-*-freebsd5, i386-*-freebsd-aout, i386-*-gnu, i386-*-interix,
4939 i386-*-interix3, i386-*-isc, i386-*-linux, i386-*-linuxaout,
4940 i386-*-linuxoldld, i386-*-lynxos, i386-*-mach, i386-*-mingw32,
4941 i386-*-netbsd, i386-*-netbsdelf, i386-*-netware, i386-*-openbsd,
4942 i386-*-osf1, i386-*-osfrose, i386-*-pe , i386-*-rtems,
4943 i386-*-rtemscoff, i386-*-sco3.2v5, i386-*-solaris2, i386-*-sysv,
4944 i386-*-sysv4, i386-*-sysv5, i386-*-udk, i386-*-uwin, i386-*-vsta,
4945 i386-*-win32, x86_64-*-freebsd5, x86_64-*-linux, x86_64-*-netbsd):
4946 Include as many configury headers via tm_file as possible. This
4947 includes among others i386/unix.h, i386/bsd.h, i386/gas.h.
4948 * config/openbsd-oldgas.h: New file.
4949 * config/i386/386bsd.h, config/i386/aix386ng.h, config/i386/att.h,
4950 config/i386/bsd.h, config/i386/djgpp.h, config/i386/freebsd-aout.h,
4951 config/i386/gas.h, config/i386/gstabs.h, config/i386/i386-aout.h,
4952 config/i386/i386-coff.h, config/i386/i386-interix.h,
4953 config/i386/iscdbx.h, config/i386/linux-aout.h,
4954 config/i386/linux-oldld.h, config/i386/lynx-ng.h, config/i386/lynx.h,
4955 config/i386/mach.h, config/i386/netbsd.h, config/i386/next.h,
4956 config/i386/openbsd.h, config/i386/osfelf.h, config/i386/osfrose.h,
4957 config/i386/sco5.h, config/i386/seq-gas.h, config/i386/seq-sysv3.h,
4958 config/i386/seq2-sysv3.h, config/i386/sequent.h, config/i386/sun.h,
4959 config/i386/sun386.h, config/i386/svr3dbx.h, config/i386/svr3gas.h,
4960 config/i386/sysv3.h, config/i386/uwin.h, config/i386/vsta.h,
4961 config/i386/vxi386.h: Do not directly include configury headers.
4962 * config/i386/cygwin.h, config/i386/djgpp.h, config/i386/win32.h:
4963 Directly include configury headers that are no longer automatically
4964 included by the above headers.
4965 * config/i386/att.h, config/i386/bsd.h (TARGET_VERSION): Do not define.
4966 * config/i386/386bsd.h, config/i386/aix386ng.h, config/i386/cygwin.h,
4967 config/i386/djgpp.h, config/i386/i386-aout.h, config/i386/i386-coff.h,
4968 config/i386/lynx-ng.h, config/i386/lynx.h, config/i386/mach.h,
4969 config/i386/netbsd.h, config/i386/openbsd.h, config/i386/rtems.h,
4970 config/i386/seq-sysv3.h, config/i386/sequent.h, config/i386/svr3gas.h,
4971 config/i386/sysv3.h, config/i386/vsta.h, config/i386/vxi386.h
4972 (TARGET_VERSION): Define.
4973 * config/i386/beos-elf.h, config/i386/freebsd.h,
4974 config/i386/i386-interix.h, config/i386/i386elf.h, config/i386/linux.h,
4975 config/i386/linux64.h, config/i386/netbsd-elf.h, config/i386/netbsd64.h,
4976 config/i386/osfelf.h, config/i386/osfrose.h, config/i386/ptx4-i.h,
4977 config/i386/sco5.h, config/i386/sysv4.h
4978 (TARGET_VERSION): Do not need to protect.
4979 * config/i386/freebsd64.h (TARGET_VERSION): Fix style.
4980 * config/i386/386bsd.h, config/i386/cygwin.h, config/i386/djgpp.h,
4981 config/i386/freebsd-aout.h, config/i386/i386-aout.h,
4982 config/i386/i386-interix.h, config/i386/linux-aout.h,
4983 config/i386/linux-oldld.h, config/i386/mach.h, config/i386/netbsd.h,
4984 config/i386/openbsd.h, config/i386/vsta.h, config/i386/win32.h
4985 (YES_UNDERSCORES): Do not define - not needed.
4986 * config/i386/bsd.h, config/i386/gas.h (LPREFIX,
4987 ASM_GENERATE_INTERNAL_LABEL, ASM_OUTPUT_INTERNAL_LABEL,
4988 USER_LABEL_PREFIX): Do not handle the "NO_UNDERSCORES" case.
4989 * config/i386/i386-coff.h, config/i386/lynx.h, config/i386/lynx-ng.h
4990 (LPREFIX, ASM_GENERATE_INTERNAL_LABEL, ASM_OUTPUT_INTERNAL_LABEL,
4991 USER_LABEL_PREFIX): Define. (handles the "NO_UNDERSCORES" case)
4992 * config/i386/isc.h: Preserve comment from config/i386/isccoff.h.
4993 * config/i386/isccoff.h, config/i386/v3gas.h: Remove.
4995 2002-04-02 Eric Botcazou <ebotcazou@multimania.com>
4996 Richard Henderson <rth@redhat.com>
4998 PR c/5484
4999 * function.c (assign_temp): Accept either type or decl argument.
5000 Detect variables whose size is too large to fit into an integer.
5001 * stmt.c (expand_decl): Pass the decl, not the type.
5003 2002-04-02 David O'Brien <obrien@FreeBSD.org>
5005 * protoize.c: Match include directory usage with cppdefault.c.
5007 2002-04-03 Jeffrey A Law (law@redhat.com)
5008 Hans-Peter Nilsson <hp@bitrange.com>
5010 * combine.c (simplify_comparison): Avoid narrowing a comparison
5011 with a paradoxical subreg when doing so would drop signficant bits.
5013 2002-04-02 Steve Ellcey <sje@cup.hp.com>
5015 * builtins.c (expand_builtin_prefetch): Force op0 pointer to Pmode
5016 if POINTERS_EXTEND_UNSIGNED is defined.
5018 2002-04-02 Richard Henderson <rth@redhat.com>
5020 PR opt/3967
5021 * local-alloc.c (contains_replace_regs): LO_SUM may contain
5022 replace regs.
5024 2002-04-02 Richard Henderson <rth@redhat.com>
5026 * doc/standards.texi: Document required freestanding libc entry points.
5028 2002-04-02 Alan Modra <amodra@bigpond.net.au>
5030 * config/rs6000/rs6000.md (ctrdi*): Add FPR constraint and
5031 associated splitter. Remove MQ constraint.
5032 (ctrdi_internal4): Correct CCmode clobber.
5034 2002-04-02 John David Anglin <dave@hiauly1.hia.nrc.ca>
5036 * milli64.S ($$dyncall): New function.
5037 * t-linux (LIB1ASMFUNCS): Revise module list.
5038 (LIB1ASMSRC): Use pa/milli64.S.
5040 2002-04-02 Richard Henderson <rth@redhat.com>
5042 * fixinc/inclhack.def (AAB_solaris_sys_varargs_h): Move and
5043 rename solaris_sys_varargs_h.
5045 Tue Apr 2 06:47:40 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
5047 * stor-layout.c (layout_type, case ARRAY_TYPE): Give one-element array
5048 the same mode as its component.
5050 2002-04-02 Richard Henderson <rth@redhat.com>
5052 PR opt/190
5053 * final.c (this_is_asm_operands): Export.
5054 * output.h (this_is_asm_operands): Declare.
5055 * config/i386/i386.c (print_operand): Error odd asm operands.
5057 2002-04-02 Richard Henderson <rth@redhat.com>
5059 PR opt/420
5060 * config/m68k/m68k.md (dbcc peepholes): Match four forms of dbra.
5062 2002-04-01 Richard Henderson <rth@redhat.com>
5064 PR target/1538
5065 * fixinc/inclhack.def (solaris_sys_varargs_h): New.
5066 * fixinc/fixincl.x: Rebuild.
5068 2002-04-01 Richard Henderson <rth@redhat.com>
5070 * config/ia64/unwind-ia64.c: Include ia64intrin.h.
5071 (atomic_alloc, atomic_free): New.
5072 (SIZE, MASK_FOR, PTR_IN): New.
5073 (emergency_reg_state, emergency_reg_state_free): New.
5074 (emergency_labeled_state, emergency_labeled_state_free): New.
5075 (reg_state_alloced, labeled_state_alloced): New.
5076 (alloc_reg_state, free_reg_state): New.
5077 (alloc_label_state, free_label_state, free_label_states): New.
5078 (push, pop, dup_state_stack, free_state_stack): Use them.
5079 (desc_label_state): Likewise.
5080 (uw_frame_state_for): Free label states and state stack.
5081 (uw_update_reg_address): Eliminate warnings.
5083 2002-04-01 Vladimir Makarov <vmakarov@redhat.com>
5085 * config/pa/pa-pro-end.h (ASM_OUTPUT_ALIGNED_COMMON,
5086 ASM_OUTPUT_ALIGNED_LOCAL): Redefine them.
5088 2002-04-01 Neil Booth <neil@daikokuya.demon.co.uk>
5090 * c-decl.c (grokdeclarator): Update.
5091 * c-lang.c (LANG_HOOKS_MARK_ADDRESSABLE): Redefine.
5092 * c-tree.h (c_mark_addressable): New.
5093 * c-typeck.c (default_function_array_conversion, build_unary_op,
5094 build_array_ref, convert_for_assignment): Update.
5095 (mark_addressable): Rename.
5096 * calls.c (try_to_integrate, expand_call): Use langhook.
5097 * expr.c (expand_expr): Use langhook.
5098 * langhooks-def.h (LANG_HOOKS_INITIALIZER): Update.
5099 * langhooks.h (struct lang_hooks): New hook.
5100 * stmt.c (expand_asm_operands): Use langhook.
5101 * tree.h (mark_addressable): Remove.
5102 objc:
5103 * objc-lang.c (LANG_HOOKS_MARK_ADDRESSABLE): Redefine.
5105 2002-04-01 Bob Wilson <bob.wilson@acm.org>
5107 * config/xtensa/xtensa.c (xtensa_va_arg): Fix compiler warning
5108 in previous change.
5110 2002-04-01 Bob Wilson <bob.wilson@acm.org>
5112 * config/xtensa/xtensa.c (xtensa_va_arg): Fix to handle arguments
5113 for which MUST_PASS_IN_STACK is true (e.g., variable-sized types).
5115 2002-04-01 Neil Booth <neil@daikokuya.demon.co.uk>
5117 * c-common.c (unsigned_conversion_warning, convert_and_check,
5118 unsigned_type, signed_type, shorten_compare,
5119 c_common_get_alias_set, c_common_nodes_and_builtins): Use new hooks.
5120 (unsigned_type, signed_type, signed_or_unsigned_type): Rename.
5121 * c-common.h (unsigned_type, signed_type, signed_or_unsigned_type):
5122 New.
5123 * c-decl.c (grokdeclarator): Update.
5124 * c-format.c (check_format_types): Update.
5125 * c-lang.c (LANG_HOOKS_SIGNED_TYPE, LANG_HOOKS_UNSIGNED_TYPE,
5126 LANG_HOOKS_SIGNED_OR_UNSIGNED_TYPE): New.
5127 * c-typeck.c (build_binary_op, convert_for_assignment): Update.
5128 * convert.c (convert_to_integer): Use new hooks.
5129 * expmed.c (make_tree): Use new hooks.
5130 * expr.c (store_expr): Use new hooks.
5131 * fold-const.c (operand_equal_for_comparison_p, build_range_check,
5132 all_ones_mask_p, unextend, fold): Use new hooks.
5133 * langhooks.h (struct lang_hooks_for_types): New hooks.
5134 * tree.h (signed_or_unsigned_type, signed_type,
5135 unsigned_type): Remove.
5136 objc:
5137 * objc-lang.c (LANG_HOOKS_SIGNED_TYPE, LANG_HOOKS_UNSIGNED_TYPE,
5138 LANG_HOOKS_SIGNED_OR_UNSIGNED_TYPE): New.
5140 2002-03-31 Richard Henderson <rth@redhat.com>
5142 * config/ia64/unwind-ia64.c (alloc_spill_area): Fix offset.
5143 (desc_frgr_mem): Fix reference to f16-f31.
5145 2002-03-31 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5147 * rtl.h (RTL_CHECK1, RTL_CHECK2, RTL_CHECKC1, RTL_CHECKC2,
5148 RTVEC_ELT): Const-ify.
5149 * varray.h (VARRAY_CHECK): Const-ify.
5150 * ggc.h (ggc_mark_rtx, ggc_mark_tree, ggc_mark_nonnull_tree,
5151 ggc_mark_rtvec, ggc_mark): Const-ify.
5153 2002-04-01 Neil Booth <neil@daikokuya.demon.co.uk>
5155 * diagnostic.c: Include langhooks-def.h.
5156 * Makefile.in (diagnostic.o): Update.
5158 2002-03-31 Neil Booth <neil@daikokuya.demon.co.uk>
5160 * c-common.c (c_unsafe_for_reeval): Rename.
5161 * c-common.h (c_unsafe_for_reeval): Rename.
5162 * c-decl.c (finish_incomplete_decl): Rename.
5163 (c_init_decl_processing): Don't set langhook.
5164 * c-lang.c (LANG_HOOKS_FINISH_INCOMPLETE_DECL,
5165 LANG_HOOKS_UNSAFE_FOR_REEVAL): Redefine.
5166 * c-objc-common.c (c_objc_common_init): Don't set langhook.
5167 * c-tree.h (finish_incomplete_decl): Rename.
5168 * langhooks-def.h (lhd_unsafe_for_reeval): New.
5169 (LANG_HOOKS_FINISH_INCOMPLETE_DECL, LANG_HOOKS_UNSAFE_FOR_REEVAL): New.
5170 (LANG_HOOKS_INITIALIZER): Update.
5171 * langhooks.c (lhd_unsafe_For_reeval): New.
5172 * langhooks.h (struct langhooks): New hooks.
5173 * toplev.c (incomplete_decl_finalize_hook): Remove.
5174 (wrapup_global_declarations): Update.
5175 * tree.c (lang_unsafe_for_reeval): Remove.
5176 (unsafe_for_reeval): Update.
5177 * tree.h (lang_unsafe_for_reeval, incomplete_decl_finalize_hook):
5178 Remove.
5179 objc:
5180 * objc-lang.c (LANG_HOOKS_FINISH_INCOMPLETE_DECL,
5181 LANG_HOOKS_UNSAFE_FOR_REEVAL): Redefine.
5183 2002-03-31 Neil Booth <neil@daikokuya.demon.co.uk>
5185 * diagnostic.c (print_error_function): Remove.
5186 (default_print_error_function): Rename.
5187 (report_error_function): Update.
5188 * diagnostic.h (print_error_function): Remove.
5189 (default_print_error_function): Remove.
5190 * langhooks-def.h (struct diagnostic_context): Predeclare.
5191 (lhd_print_error_function, LANG_HOOKS_PRINT_ERROR_FUNCTION): New.
5192 (LANG_HOOKS_INITIALIZER): Update.
5193 * langhooks.h (struct diagnostic context): Predeclare.
5194 (struct lang_hooks): New hook.
5196 2002-03-31 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
5198 * config/rs6000/rs6000.h (RS6000_PIC_OFFSET_TABLE_REGNUM): New.
5199 (PIC_OFFSET_TABLE_REGNUM): Use it and return INVALID_REGNUM if
5200 !flag_pic.
5201 (CONDITIONAL_REGISTER_USAGE): Adjust accordingly.
5202 * config/rs6000/rs6000.h: Use RS6000_PIC_OFFSET_TABLE_REGNUM instead
5203 of PIC_OFFSET_TABLE_REGNUM thruout.
5204 * config/rs6000/rs6000.md: Likewise.
5205 * config/rs6000/darwin.h: Likewise.
5207 Sun Mar 31 14:43:24 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
5209 * emit-rtl.c (adjust_address_1, offset_address): Cast value to
5210 unsigned HOST_WIDE_INT, not unsigned int.
5212 2002-03-31 Jakub Jelinek <jakub@redhat.com>
5214 PR middle-end/6096, middle-end/6098, middle-end/6099
5215 * reorg.c (emit_delay_sequence): Only increment LABEL_NUSES for
5216 CODE_LABELs.
5217 (fill_slots_from_thread): Likewise.
5219 2002-03-31 Jakub Jelinek <jakub@redhat.com>
5221 * config/sparc/sparc.c (function_arg_record_value_1): Pass complex
5222 floating fields in float regs.
5223 (function_arg_record_value_2): Likewise.
5225 2002-03-31 Hans-Peter Nilsson <hp@bitrange.com>
5227 * config/mmix/mmix.md (define_constants): Remove misleading
5228 FIXME. Add MMIX_fp_rO_OFFSET.
5229 ("nonlocal_goto_receiver"): Don't have stack-frame address of
5230 saved rO as part of the pattern. Remove FIXME.
5231 ("*nonlocal_goto_receiver_expanded"): Similar. Generate address
5232 here, at output-time.
5234 2002-03-31 Jakub Jelinek <jakub@redhat.com>
5236 PR middle-end/6100
5237 * config/sparc/sparc.c (output_cbranch): Use REG_BR_PROB, not
5238 REG_BR_PRED.
5239 (output_v9branch): Likewise.
5241 2002-03-31 Alexandre Oliva <aoliva@redhat.com>
5243 * gcc.c: Revert previous patch for now.
5244 * config/i386/djgpp.h: Likewise.
5246 2002-03-31 Hans-Peter Nilsson <hp@bitrange.com>
5248 * config/mmix/crti.asm (_init): Register _fini with atexit.
5249 * config/mmix/crtn.asm (_fini): Add omitted "POP 0,0".
5251 2002-03-31 Richard Henderson <rth@redhat.com>
5253 PR target/3997
5254 * config/alpha/elf.h (ASM_OUTPUT_DEF): Tidy.
5255 (ASM_OUTPUT_DEF_FROM_DECLS): New.
5257 2002-03-31 Richard Henderson <rth@redhat.com>
5259 * libgcc2.c (__bb_exit_func): Make static.
5261 * config/alpha/alpha.md (trap): New.
5263 2002-03-31 Richard Henderson <rth@redhat.com>
5265 * builtins.c (expand_builtin_va_arg): Give warnings not errors for
5266 promoted argument types; build trap.
5267 (expand_builtin_trap): New.
5268 (expand_builtin): Use it.
5269 * stmt.c (expand_nl_goto_receivers): Likewise.
5270 * expr.h (expand_builtin_trap): Declare.
5271 * libfuncs.h (LTI_abort, abort_libfunc): New.
5272 * optabs.c (init_optabs): Init abort_libfunc.
5274 2002-03-31 Alexandre Oliva <aoliva@redhat.com>
5276 * gcc.c (LIBGCC_SPEC): Folded %L and duplicate %G here...
5277 (LINK_COMMAND_SPEC): ... from here.
5278 (init_gcc_specs): Duplicate it here too, omitting
5279 shared_name in the second copy.
5280 (init_spec): Test for duplicate
5281 * config/i386/djgpp.h (LINK_COMMAND_SPEC): Remove `%L %G'.
5283 2002-03-30 David S. Miller <davem@redhat.com>
5285 * config/sparc/linux.h (HANDLE_PRAGMA_PACK_PUSH_POP): Define.
5286 * config/sparc/linux64.h (HANDLE_PRAGMA_PACK_PUSH_POP): Likewise.
5288 2002-03-30 Roger Sayle <roger@eyesopen.com>
5289 Richard Henderson <rth@redhat.com>
5291 * regmove.c (combine_stack_adjustments_for_block): Avoid
5292 emitting a stack adjustment of zero bytes. Let delete_insn
5293 update bb->head.
5295 2002-03-30 Richard Henderson <rth@redhat.com>
5297 * config/sparc/sparc.c: Remove all references to TARGET_EPILOGUE.
5298 (sparc_emitting_epilogue): New.
5299 (leaf_label, output_return, sparc_return_peephole_ok): Remove.
5300 * config/sparc/sparc-protos.h: Update.
5301 * config/sparc/sparc.h (MASK_EPILOGUE, TARGET_EPILOGUE): Remove.
5302 (TARGET_SWITCHES): Update.
5303 * config/sparc/sparc.md (return): Remove.
5304 (return_*): Use sparc_emitting_epilogue, not !TARGET_EPILOGUE.
5305 * config/sparc/freebsd.h, config/sparc/linux64.h, config/sparc/lite.h,
5306 config/sparc/liteelf.h, config/sparc/netbsd-elf.h,
5307 config/sparc/sol2-sld-64.h, config/sparc/sol2.h,
5308 config/sparc/sp64-aout.h, config/sparc/sp64-elf.h,
5309 config/sparc/sp86x-aout.h, config/sparc/sp86x-elf.h,
5310 config/sparc/splet.h, config/sparc/vxsparc64.h (TARGET_DEFAULT):
5311 Remove MASK_EPILOGUE.
5312 * doc/invoke.texi: Update.
5314 2002-03-30 Daniel Berlin <dan@dberlin.org>
5316 * dwarf2out.c (dwarf2out_define): Remove start_source_file call,
5317 CPP will start the file for us.
5319 2002-03-30 Richard Henderson <rth@redhat.com>
5321 PR target/5446
5322 * config/ia64/ia64.c (group_barrier_needed_p): Special case
5323 prologue_allocate_stack.
5324 (ia64_single_set): Use insn codes for recognition of special
5325 cases, not rtl matching.
5326 * config/ia64/ia64.md (prologue_allocate_stack): Op 3 is in-out.
5328 Sat Mar 30 23:48:41 CET 2002 Jan Hubicka <jh@suse.cz>
5330 * cfgbuild.c (find_basic_blocks_1): Clear aux for blocks.
5332 2002-03-30 Richard Henderson <rth@redhat.com>
5334 PR target/6032
5335 * config/sparc/sparc.h (OVERRIDE_OPTIONS): Don't override -fpic
5336 or -fomit-frame-pointer with profiling.
5337 (SUBTARGET_OVERRIDE_OPTIONS): Remove.
5338 (FUNCTION_PROFILER): Do nothing.
5339 (PROFILE_HOOK): New.
5340 * config/sparc/sparc.c (sparc_override_options): Don't check
5341 code models for profiling.
5342 (sparc_function_profiler): Remove.
5343 (sparc_profile_hook): New.
5344 * config/sparc/sparc-protos.h: Update.
5346 2002-03-30 Jakub Jelinek <jakub@redhat.com>
5348 PR optimization/6086
5349 * combine.c (combine_simplify_rtx): If simplify_rtx failed because
5350 of SUBREG of volatile MEM or because the MEM was mode dependent,
5351 return CLOBBER instead of unmodified SUBREG.
5353 Sat Mar 30 14:08:55 CET 2002 Jan Hubicka <jh@suse.cz>
5355 * local-alloc.c (local_alloc): Avoid call of update_equiv_regs
5356 when not optimizing.
5358 * toplev.c (rest_of_compilation): Cann mark_constant_function
5359 only when optimizing.
5361 * flow.c (calculate_global_regs_live): Ensure that all AUX fields
5362 are NULL.
5364 * cfgcleanup.c (bb_flags): Add BB_NONTHREADABLE_BLOCK.
5365 (thread_jump): Set BB_NONTHREADABLE_BLOCK, check it.
5366 (try_optimize_cfg): clear all AUX fields.
5368 * i386.c (aligned_operand): Be prepared for SUBREGed registers.
5369 (ix86_decompose_address): Use REG_P instead of GET_CODE (...) == REG.
5370 (ix86_address_cost): Be prepared for SUBREGed registers.
5371 (legitimate_address_p): Accept SUBREGed registers.
5373 2002-03-29 Richard Henderson <rth@redhat.com>
5375 PR target/5672
5376 * expr.c (expand_expr): Pass along EXPAND_INITIALIZER one more place.
5378 2002-03-29 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
5380 * config/rs6000/rs6000.c (rs6000_va_arg): Correctly set register count
5381 for aggregate and TFmode types.
5383 2002-03-29 Hans-Peter Nilsson <hp@bitrange.com>
5385 * cfg.c (dump_flow_info): Guard against NULL regno_reg_rtx[i].
5387 2002-03-29 Richard Henderson <rth@redhat.com>
5389 PR target/5886
5390 * config/ia64/aix.h (CPP_PREDEFINES): Add -D_LP64.
5391 * config/ia64/hpux.h, config/ia64/linux.h: Likewise.
5393 2002-03-29 Richard Henderson <rth@redhat.com>
5395 PR target/6041
5396 * config/i386/i386.c (x86_arch_always_fancy_math_387): New.
5397 (override_options): Disable NO_FANCY_MATH_387 if the arch allows.
5398 * config/i386/i386.h (x86_arch_always_fancy_math_387): New.
5399 * config/i386/i386.md (sqrtxf2, sqrtextendsfxf2, sinxf2): Fix
5400 conditional.
5401 * docs/invoke.texi: Update -mno-fancy-math-387 docs.
5403 2002-03-29 Dale Johannesen <dalej@apple.com>
5405 * loop.c (combine_movables): Do allow combination of pseudos.
5407 2002-03-29 Loren J. Rittle <ljrittle@acm.org>
5409 * config.gcc (*-*-freebsd*): Enable creation of libgcc_s.so.
5410 * config/t-slibgcc-elf-ver (SHLIB_LC): Add macro and use it.
5411 No functional change except ...
5412 * config/t-slibgcc-nolc-override (SHLIB_LC): Override it. New file.
5413 * doc/install.texi (*-*-freebsd*): Document port configuration.
5415 2002-03-29 Neil Booth <neil@daikokuya.demon.co.uk>
5417 * Makefile.in (convert.o, calls.o, expmed.o): Update.
5418 * attribs.c (handle_mode_attribute, handle_vector_size_attribute):
5419 Use new hooks.
5420 * builtin-types.def (BT_PTRMODE): Update.
5421 * c-common.c (type_for_size): Rename c_common_type_for_size.
5422 (type_for_mode): Similarly.
5423 (shorten_compare, pointer_int_sum, c_common_nodes_and_builtins):
5424 Use new hook.
5425 * c-bommon.h (c_common_type_for_size, c_common_type_for_mode): New.
5426 * c-decl.c (finish_enum, build_enumerator): Use new hooks.
5427 * c-lang.c (LANG_HOOKS_TYPE_FOR_MODE, LANG_HOOKS_TYPE_FOR_SIZE):
5428 Redefine.
5429 * c-typeck.c (common_type, comptypes, default_conversion):
5430 Use new hooks.
5431 * calls.c: Include langhooks.h.
5432 (emit_library_call_value_1): Use new hooks. Avoid redundant
5433 calls.
5434 * convert.c: Include langhooks.h
5435 (convert_to_pointer, convert_to_integer): Use new hooks.
5436 * except.c (init_eh): Similarly.
5437 * expmed.c: Include langhooks.h.
5438 (expand_mult_add): Use new hooks.
5439 * expr.c (store_expr, store_constructor, expand_expr, do_jump,
5440 try_casesi): Similarly.
5441 * fold-const.c (optimize_bit_field_compare, make_range,
5442 decode_field_reference, fold_truthop, fold): Similarly.
5443 * function.c (assign_stack_local_1, assign_stack_temp_for_type,
5444 put_var_into_stack): Similarly.
5445 * langhooks-def.h (LANG_HOOKS_TYPE_FOR_MODE,
5446 LANG_HOOKS_TYPE_FOR_SIZE): New.
5447 (LANG_HOOKS_TYPES_INITIALIZER): Update.
5448 * langhooks.h (lang_hooks_for_types): New hooks.
5449 * stmt.c (expand_decl_cleanup, emit_case_nodes): Use new hooks.
5450 * tree.c (get_unwidened, get_narrower): Similarly.
5451 * tree.h (type_for_mode, type_for_size): Remove.
5452 * varasm.c (force_const_mem): Use new hooks.
5453 * utils2.c (nonbinary_modular_operation): Update.
5454 objc:
5455 * objc-act.c (handle_impent): Update.
5456 * objc-lang.c (LANG_HOOKS_TYPE_FOR_MODE, LANG_HOOKS_TYPE_FOR_SIaZE):
5457 Redefine.
5459 2002-03-29 Steve Ellcey <sje@cup.hp.com>
5461 * config/ia64/ia64.md (*ptr_extend_plus_1, *ptr_extend_plus_2): New.
5462 * config/ia64/ia64.c (basereg_operand): New.
5463 * config/ia64/ia64-protos.h (basereg_operand): Declare.
5464 * config/ia64/ia64.h (PREDICATE_CODES): Add basereg_operand.
5466 2002-03-29 Hans-Peter Nilsson <hp@bitrange.com>
5468 * config/mmix/mmix.c (mmix_target_asm_function_prologue): Correct
5469 unwind information when frame_pointer_needed.
5470 (mmix_assemble_integer): Tweak wording in comment.
5472 2002-03-29 Neil Booth <neil@daikokuya.demon.co.uk>
5474 * Makefile.in (except.o): Update.
5475 * except.c: Include langhooks.h.
5476 (init_eh): Use langhook.
5477 * langhooks-def.h (LANG_HOOKS_MAKE_TYPE,
5478 LANG_HOOKS_FOR_TYPES_INITIALIZER): New.
5479 (LANG_HOOKS_INITIALIZER): Update.
5480 * langhooks.h (lang_hooks_for_types): New.
5481 (struct lang_hooks): Add it.
5482 * tree.c (make_lang_type_fn, make_lang_type): Remove.
5483 * tree.h (make_lang_type_fn, make_lang_type): Remove.
5484 config:
5485 * alpha/alpha.c: Include langhooks.h.
5486 (alpha_build_va_list): Use langhook.
5487 * d30v/d30v.c: Include langhooks.h.
5488 (d30v_build_va_list): Use langhook.
5489 * i386/i386.c: Include langhooks.h.
5490 (ix86_build_va_list): Use langhook.
5491 * rs6000/rs6000.c (rs6000_build_va_list): Use langhook.
5492 * s390/s390.c: Include langhooks.h.
5493 (s390_build_va_list): Use langhook.
5494 * stormy16/stormy16.c: Include langhooks.h.
5495 (stormy16_build_va_list): Use langhook.
5497 2002-03-29 Jakub Jelinek <jakub@redhat.com>
5499 PR c++/5964
5500 * config/sparc/sparc.md (empty_delay_slot, branch_type): New
5501 attributes.
5502 (length): Compute variable length for branches/calls/jumps here.
5503 (branch, inverted_branch, normal_fp_branch, inverted_fp_branch,
5504 normal_fpe_branch, inverted_fpe_branch): Remove length attribute,
5505 define branch_type attribute.
5506 (divsi3_sp32): Maximum length is 6 not 7.
5507 (call_address_struct_value_sp32, call_symbolic_struct_value_sp32,
5508 call_address_untyped_struct_value_sp32,
5509 call_symbolic_untyped_struct_value_sp32): Set length to 3 not 2.
5510 * config/sparc/sparc.c (empty_delay_slot): New function.
5511 * config/sparc/sparc.h (ADJUST_INSN_LENGTH): Remove.
5512 * config/sparc/sparc-protos.h (empty_delay_slot): Add prototype.
5514 2002-03-29 Jakub Jelinek <jakub@redhat.com>
5516 * combine.c (set_nonzero_bits_and_sign_copies): Don't call
5517 nonzero_bits if not needed.
5518 (nonzero_bits) [XOR]: Likewise.
5519 (nonzero_bits) [REG]: Use reg_last_set_nonzero_bits even if
5520 reg_last_set_mode and mode are both MODE_INT, but not equal.
5521 (record_value_for_reg): Compute reg_last_set_nonzero_bits
5522 in nonzero_bits_mode for MODE_INT modes.
5524 2002-03-28 Richard Henderson <rth@redhat.com>
5526 PR target/5715
5527 * config/alpha/osf.h (ASM_SPEC): Don't pass any special options
5528 to GAS. Correct drift between alternatives.
5530 2002-03-28 Richard Henderson <rth@redhat.com>
5532 PR target/6087
5533 * reload1.c (fixup_abnormal_edges): Move insn to edge via sequence.
5535 2002-03-28 Alexandre Oliva <aoliva@redhat.com>
5537 * config/i386/freebsd.h (LINK_SPEC): Don't pass default
5538 emulation to the linker.
5540 2002-03-28 Loren J. Rittle <ljrittle@acm.org>
5542 * config/alpha/freebsd.h (LINK_SPEC): Likewise.
5543 * config/sparc/freebsd.h (LINK_SPEC): Likewise.
5545 Thu Mar 28 16:35:31 2002 Jeffrey A Law (law@redhat.com)
5547 * combine.c (simplify_and_const_int): Make sure to apply mask
5548 when force_to_mode returns a constant integer. PR3311.
5550 2002-03-28 John David Anglin <dave@hiauly1.hia.nrc.ca>
5552 * pa-linux.h (LOCAL_LABEL_PREFIX): Define.
5554 2002-03-28 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
5556 * doc/invoke.texi (Warning Options): Refer to C++ Dialect Options
5557 and Objective-C Dialect Options.
5559 2002-03-28 Richard Henderson <rth@redhat.com>
5561 * config/alpha/alpha.c (alpha_emit_conditional_branch): TFmode NE
5562 comparison should be done vs !=0 not >0 return code. Tidy cases.
5564 2002-03-28 Richard Henderson <rth@redhat.com>
5566 * c-decl.c (finish_function): New arg can_defer_p. Pass it
5567 on to c_expand_body.
5568 * c-tree.h (finish_function): Update decl.
5569 * c-objc-common.c, c-parse.in, objc/objc-act.c: Update calls.
5571 Thu Mar 28 19:13:36 CET 2002 Jan Hubicka <jh@suse.cz>
5573 * ifcvt.c (if_convert): Clear aux_for_blocks early enought.
5575 Thu Mar 28 13:21:53 CET 2002 Jan Hubicka <jh@suse.cz>
5577 * rtlanal.c: Include flags.h
5578 (may_trap_p): Do not mark FP operations if trapping
5579 if !flag_trapping_math
5580 * Makefile.in (rtlanal.o): Add dependency on flag.h
5581 * ifcvt.c (noce_operand_ok): Avoid the lameness.
5583 2002-03-27 Zack Weinberg <zack@codesourcery.com>
5585 * mips.md: Use dconst1, not 1.0, as first argument of
5586 REAL_VALUE_LDEXP. Don't use union real_extract.
5588 2002-03-28 Alan Modra <amodra@bigpond.net.au>
5590 * configure.in (gcc_cv_as): Use $target_alias in directory searchs
5591 rather than $target. Heed program_prefix and
5592 program_transform_name. Search for gas in cross-compiler case too.
5593 "test -x" rather than "test -f".
5594 (gcc_cv_ld): Likewise.
5595 (gcc_cv_nm): Heed program_prefix and program_transform_name.
5596 (gcc_cv_objdump): Likewise.
5597 * configure: Regenerate.
5599 2002-03-27 Neil Booth <neil@daikokuya.demon.co.uk>
5601 * Makefile.in (attribs.o): Update.
5602 * attribs.c: Include langhooks.h.
5603 (decl_attributes): Use langhook.
5604 * c-decl.c (insert_default_attributes): Rename.
5605 * c-tree.h (c_insert_default_attributes): New.
5606 * langhooks-def.h (LANG_HOOKS_INSERT_DEFAULT_ATTRIBUTES):New.
5607 (LANG_HOOKS_INITIALIZER): Update.
5608 * langhooks.h (struct lang_hooks): New hook.
5609 * tree.h (insert_default_attributes): Remove.
5610 objc:
5611 * objc-lang.c (LANG_HOOKS_INSERT_DEFAULT_ATTRIBUTES): Redefine.
5613 2002-03-27 Andreas Schwab <schwab@suse.de>
5615 * config/i386/i386.c (classify_argument): Also check for
5616 QUAL_UNION_TYPE.
5618 2002-03-27 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
5620 * doc/install.texi (alpha*-dec-osf*): Don't need --enable-libgcj
5621 any more.
5623 Wed Mar 27 23:19:30 CET 2002 Jan Hubicka <jh@suse.cz>
5625 * i960.md (ret): Set PC.
5626 (nonlocal_goto): Fix expander.
5627 * builtins.c (epxand_builin_longjmp): Check that we've emitted
5628 some jump or call.
5630 Wed Mar 27 23:11:35 CET 2002 Jan Hubicka <jh@suse.cz>
5632 * optabs.c (emit_no_conflict_block, emit_libcall_block): Avoid nesting
5633 of libcall regions.
5635 Wed Mar 27 22:54:14 CET 2002 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
5637 * cfgrtl.c (merge_blocks_nomove): Use set_block_for_insn instead of
5638 assigning to BLOCK_FOR_INSN directly.
5640 Wed Mar 27 22:33:05 CET 2002 Jan Hubicka <jh@suse.cz>
5642 * i386.c (ix86_output_addr_diff_elt): Remove binutils bug workaround.
5644 2002-03-27 Neil Booth <neil@daikokuya.demon.co.uk>
5646 * c-common.c (c_expand_expr): Fix prototype.
5647 * c-common.h (c_expand_expr): Always declare, update.
5648 * c-lang.c (LANG_HOOKS_EXPAND_EXPR): Redefine.
5649 * c-objc-common.c (c_objc_common_init): No global hook.
5650 * expr.c (expand_expr): Use langhook.
5651 * expr.h (enum expand_modifier): Conditionally declare.
5652 * langhooks-def.h (lhd_expand_expr, LANG_HOOKS_EXPAND_EXPR): New.
5653 (LANG_HOOKS_INITIALIZER): Update.
5654 * langhooks.c (lhd_expand_expr): New.
5655 * langhooks.h (struct lang_hooks): New hook.
5656 * toplev.c (lang_expand_expr_t, lang_expand_expr): Delete.
5657 (lang_independent_init): Don't default hook.
5658 objc:
5659 * objc-lang.c (LANG_HOOKS_EXPAND_EXPR): Redefine.
5661 2002-03-27 Richard Henderson <rth@redhat.com>
5663 PR target/6054
5664 * config/ia64/ia64.c (ia64_expand_call): Use pic patterns for
5665 TARGET_CONST_GP. Simplify conditions.
5667 2002-03-27 Richard Henderson <rth@redhat.com>
5669 * config/sparc/freebsd.h, config/sparc/linux.h, config/sparc/linux64.h,
5670 config/sparc/netbsd-elf.h, config/sparc/pbd.h, config/sparc/sol2.h,
5671 config/sparc/vxsim.h (LOCAL_LABEL_PREFIX): Define.
5673 2002-03-27 Danny Smith <dannysmith@users.sourceforge.net>
5675 * config/i386/cygwin.h (TARGET_DLL, TARGET_WIN32,
5676 TARGET_CYGWIN, TARGET_WINDOWS): Remove unused switches.
5677 (MASK_DLL, MASK_WIN32, MASK_CYGWIN, MASK_WINDOWS):
5678 Remove unnecessary masks.
5679 (MASK_NOP_FUN_DLLIMPORT): Use an unused an bit.
5680 (SUBTARGET_SWITCHES): Use empty masks for -mwin32, -mcygwin,
5681 -mwindows, -mdll switches and their negations.
5683 2002-03-27 Neil Booth <neil@daikokuya.demon.co.uk>
5685 * gcc-common.c (lang_mark_false_label_stack): Remove.
5686 * ggc.h (lang_mark_false_label_stack): Similarly.
5688 2002-03-26 Vladimir Makarov <vmakarov@redhat.com>
5690 * pa/pa-pro-end.h (CPP_PREDEFINES): Add -D__pro__.
5692 * pa/lib2funcs.asm: Don't use .SPACE and .SUBSPACE if __pro__
5693 or __rtems_ is defined.
5695 2002-03-26 Richard Henderson <rth@redhat.com>
5697 * config/alpha/alpha.c (alpha_emit_set_const): Add a REG_EQUAL note
5698 if a non-trivial load was emitted.
5699 (alpha_emit_set_const_1): Remove obsolete extension. Fix thinko
5700 in high+extra+low case.
5702 2002-03-26 Richard Henderson <rth@redhat.com>
5704 * config.gcc (sparc*-solaris): Use float_format=sparc.
5706 2002-03-26 Richard Henderson <rth@redhat.com>
5708 * config/sparc/sparc.h (MAX_WCHAR_TYPE_SIZE): Don't define.
5709 * config/sparc/linux-aout.h (MAX_WCHAR_TYPE_SIZE): Don't undef.
5710 * config/sparc/linux.h, config/sparc/linux64.h: Likewise.
5711 * config/sparc/sol2.h (WCHAR_TYPE, WCHAR_TYPE_SIZE): Redefine.
5712 (WINT_TYPE_SIZE): Fix at 32.
5714 2002-03-26 Richard Henderson <rth@redhat.com>
5716 * toplev.c (rest_of_compilation): Delay emit_initial_value_sets
5717 until after eh landing pad generation.
5718 * config/alpha/alpha.c (alpha_gp_save_rtx): Use gen_mem_addressof.
5719 * config/alpha/alpha.md (exception_receiver_2): Only accept MEMs.
5721 2002-03-26 Richard Henderson <rth@redhat.com>
5723 * expr.h (ADD_PARM_SIZE): One more convert for INC.
5725 2002-03-26 Phil Edwards <pme@gcc.gnu.org>
5727 * gcc.c (cpp_options): Preserve relative ordering of -pedantic
5728 and warning switches.
5729 (cc1_options): Likewise.
5731 2002-03-26 Hans Boehm <Hans_Boehm@hp.com>
5733 * config/ia64/linux.h (MD_FALLBACK_FRAME_STATE_FOR):
5734 Restore more of the signal context. Set no_reg_stack_frame.
5735 * config/ia64/unwind-ia64.c (unw_state_record):
5736 Add no_reg_stack_frame, comments.
5737 (uw_frame_state_for): Initialize when field to UNW_WHEN_NEVER.
5738 (uw_update_context): Adjust bsp when unwinding from leaf,
5739 but not signal frame.
5741 2002-03-26 David Edelsohn <edelsohn@gnu.org>
5743 * config/rs6000/aix51.h (WCHAR_TYPE): Define.
5745 2002-03-26 Bob Wilson <bob.wilson@acm.org>
5747 * config/xtensa/xtensa.c (xtensa_va_arg): Handle variable-sized types.
5749 2002-03-26 Richard Earnshaw <rearnsha@arm.com>
5751 PR target/5621
5752 * arm.md (define_asm_attributes): Reapply patch of Thu Sep 9, 1999:
5753 "Add a pool_range attribute", which was lost during the ARM/Thumb
5754 merge.
5756 2002-03-26 Bob Wilson <bob.wilson@acm.org>
5758 * config/xtensa/xtensa.c (xtensa_valid_move): Allow move from
5759 a register into the MAC16 accumulator.
5761 2002-03-26 Andrew Cagney <ac131313@redhat.com>
5763 * doc/invoke.texi (Option Summary): Mention -Wswitch-enum.
5764 (Warning Options): Document -Wswitch-enum.
5765 * toplev.c (W_options): Add -Wswitch-enum. Update comment on
5766 -Wswitch.
5767 (warn_switch_enum): Define variables.
5768 * flags.h (warn_switch_enum): Declare variables.
5769 * stmt.c (expand_end_case_type): When warn_switch_enum /
5770 -Wswitch-enum, perform switch checks.
5771 Fix PR c/5044.
5773 2002-03-26 Richard Earnshaw <rearnsha@arm.com>
5775 * arm.md (reload_mulsi3, reload_mulsi_compare0, reload_muladdsi)
5776 (reload_mulsi_compare0_scratch, reload_muladdsi_compare0)
5777 (reload_muladdsi_compare0_scratch): Delete.
5779 2002-03-26 Loren J. Rittle <ljrittle@acm.org>
5781 * doc/install.texi (*-*-freebsd*): Update.
5783 2002-03-26 Richard Henderson <rth@redhat.com>
5785 * expr.h (ADD_PARM_SIZE): Cast INC to ssizetype.
5786 (SUB_PARM_SIZE): Cast DEC to ssizetype.
5788 * config/alpha/alpha.c (alpha_va_arg): Read MUST_PASS_IN_STACK
5789 types from the normal argument frame.
5791 * config/sparc/sparc.c (function_arg_pass_by_reference): Pass
5792 variable sized objects by reference.
5793 (sparc_va_arg): Receive them by reference too.
5795 2002-03-26 Hartmut Penner <hpenner@de.ibm.com>
5797 * config/s390/s390.c (s390_emit_epilogue): Change epilogue
5798 code to not restoring global registers.
5800 2002-03-26 Neil Booth <neil@daikokuya.demon.co.uk>
5802 * Makefile.in (ggc-common.o): Update.
5803 * c-decl.c (lang_mark_tree): Rename c_mark_tree.
5804 * c-lang.c (LANG_HOOKS_MARK_TREE): Redefine.
5805 * c-tree.h (c_mark_tree): New.
5806 * ggc-common.c: Include langhooks.h.
5807 (gcc_mark_trees): Use new langhook.
5808 * ggc-callbacks.c: Delete file.
5809 * ggc.h (lang_mark_tree): Remove.
5810 * langhooks-def.h (LANG_HOOKS_MARK_TREE): New.
5811 (LANG_HOOKS_INITIALIZER): Update.
5812 * langhooks.h (struct lang_hooks): New hook.
5813 objc:
5814 * objc-lang.c (LANG_HOOKS_MARK_TREE): Redefine.
5816 2002-03-25 Zack Weinberg <zack@codesourcery.com>
5818 * doc/cpp.texi: Exclude entire Top node from printed manual.
5819 Move option index after directive index. Insert page breaks
5820 before GFDL and concept index. Index environment variables
5821 with command line options.
5822 * doc/cppenv.texi: Use @vtable for environment variable list.
5823 Add paragraph explaining semantics of empty elements in path
5824 variables. Exclude a cross-reference to Fishkill from the
5825 manpage. Remove an unnecessary cross-reference of the entry
5826 right above the referer. Don't use @anchor in text that goes
5827 into manpage.
5828 * doc/cppopts.texi: Cross-reference the environment variables
5829 section, not the specific environment variable, for consistency.
5831 2002-03-25 Richard Henderson <rth@redhat.com>
5833 * recog.c (peephole2_optimize): Distribute EH_REGION -1 notes
5834 anywhere in the block. Don't refer to insns that have been
5835 removed from the chain. Iterate backward through the new insns.
5836 Don't refer to edges that have been removed.
5838 2002-03-26 Alan Modra <amodra@bigpond.net.au>
5840 * combine.c (simplify_comparison <ASHIFTRT, LSHIFTRT>): Correct
5841 test for overflow of constant.
5843 2002-03-25 Richard Earnshaw <rearnsha@arm.com>
5845 PR target/2623
5846 * arm.md (loadhi_preinc, loadhi_predec, loadhi_shiftpreinc)
5847 (loadhi_shiftpredec, loadhi-with-writeback peephole): Don't use
5848 these patterns on arm_archv4.
5850 2002-03-25 Danny Smith <dannysmith@sourceforge.users.net>
5852 * config/i386/mingw32.h (WINT_TYPE): Define as "short unsigned
5853 int".
5855 2002-03-25 Zack Weinberg <zack@codesourcery.com>
5857 * toplev.c: Don't include setjmp.h. Kill float_handler_set,
5858 float_handled, float_handler, float_signal, set_float_handler,
5859 and do_float_handler. Set handler for SIGFPE to crash_signal.
5860 * toplev.h: Don't prototype do_float_handler.
5862 * c-lex.c: Fold parse_float into lex_number. Make warning
5863 about portability of hex float constants more informative, and
5864 don't issue it on top of a syntax error.
5865 * fold-const.c: Fold const_binop_1 and fold_convert_1 into
5866 their callers.
5867 * real.h: Define REAL_VALUE_ABS here...
5868 * simplify-rtx.c: ... not here. Fold check_fold_consts,
5869 simplify_unary_real, simplify_binary_real, and
5870 simplify_binary_is2orm1 into their callers.
5871 * tree.c: Fold build_real_from_int_cst_1 into caller.
5873 * doc/tm.texi: Document REAL_VALUE_ABS and REAL_VALUE_NEGATIVE.
5875 * tsystem.h: Include float.h here...
5876 * libgcc2.c: ... not here.
5878 2002-03-25 Nick Clifton <nickc@cambridge.redhat.com>
5880 Fixes for: PR bootstrap/3591, target/5676
5881 * config/mcore/mcore.h (CC1_SPEC): Define only if not already
5882 defined. Do not disable exceptions or rtti.
5883 * config/mcore/mcore-pe.h (CC1_SPEC): Define before including
5884 mcore.h. Disable exceptions and rtti, since they are not
5885 supported by EPOC.
5887 2002-03-25 Neil Booth <neil@daikokuya.demon.co.uk>
5889 * c-decl.c (maybe_build_cleanup): Remove.
5890 * expr.c (expand_expr): Use langhook.
5891 * langhooks-def.h (lhd_return_null_tree,
5892 LANG_HOOKS_MAYBE_BUILD_CLEANUP): New.
5893 (LANGHOOKS_INITIALIZER): Update.
5894 * langhooks.c (lhd_return_null_tree): New.
5895 * langhooks.h (struct lang_hooks): New hook.
5896 * tree-inline.c (initialize_inlined_parameters): Use langhook.
5897 * tree.h (maybe_build_cleanup): Remove.
5899 2002-03-25 Jakub Jelinek <jakub@redhat.com>
5901 * regrename.c (build_def_use): Move recog_memoized
5902 before extract_insn.
5904 2002-03-25 Jakub Jelinek <jakub@redhat.com>
5906 PR target/6043
5907 * expr.c (emit_group_store): Handle storing into CONCAT.
5909 2002-03-25 Jakub Jelinek <jakub@redhat.com>
5911 * regrename.c (build_def_use): Share RTL between MATCH_OPERATOR and
5912 corresponding MATCH_DUP.
5914 2002-03-24 Richard Henderson <rth@redhat.com>
5916 * unroll.c (unroll_loop): Zero label_map.
5918 * gcse.c: Include except.h.
5919 * Makefile.in (gcse.o): Update.
5921 2002-03-24 Richard Henderson <rth@redhat.com>
5923 * varasm.c (asm_emit_uninitialised): Revert 2002-03-14 change.
5924 Do resolve_unique_section before shared data clause.
5926 2002-03-24 Richard Henderson <rth@redhat.com>
5928 * config/alpha/elf.h (STARTFILE_SPEC): Use crtbeginT with -static.
5930 2002-03-24 Richard Henderson <rth@redhat.com>
5932 * recog.c (peephole2_optimize): Split blocks when EH insns are
5933 generated in the middle of a block. Do global life update if
5934 zapped EH edges.
5936 2002-03-24 Richard Henderson <rth@redhat.com>
5938 * mips.c (mips_function_value): Only promote_mode for non-libcalls.
5940 2002-03-24 Neil Booth <neil@daikokuya.demon.co.uk>
5942 preprocessor/3951
5943 * gcc.c (cpp_options): Pass -MD through as -MD not -M -MF.
5944 * cppinit.c (cpp_handle_option): Set no_ouput if -MD or -MMD.
5945 (init_dependency_output): Don't make no_output decision here.
5947 2002-03-24 Andrew Cagney <ac131313@redhat.com>
5949 * stmt.c (check_for_full_enumeration_handling): Remove tests of
5950 warn_switch. Update description.
5951 (expand_end_case_type): Call check_for_full_enumeration_handling
5952 when warn_switch.
5954 2002-03-24 Stephane Carrez <Stephane.Carrez@worldnet.fr>
5956 * config/m68hc11/m68hc11.c (m68hc11_autoinc_compatible_p): New function.
5957 (m68hc11_split_move): Call it to see if the source and destination
5958 operands use the same direction auto inc/dec mode, otherwise make the
5959 source an offsetable memory operand and generate an add.
5961 2002-03-24 Stephane Carrez <Stephane.Carrez@worldnet.fr>
5963 * config/m68hc11/m68hc11.md ("*subsi3_zero_extendhi"): Allow address
5964 register for operand 2.
5965 ("*subsi3_zero_extendqi"): Likewise.
5966 ("*iorhi3_gen"): Do the operation on the upper bits and then lower
5967 bits so that it is compatible with a pop.
5968 ("*andhi3_gen"): Likewise.
5969 ("xorhi3"): Likewise.
5971 2002-03-24 Neil Booth <neil@daikokuya.demon.co.uk>
5973 * cppinit.c (cpp_handle_option): Set warn_endif_labels if
5974 -pedantic here...
5975 (cpp_post_options): ... not here.
5977 2002-03-24 Neil Booth <neil@daikokuya.demon.co.uk>
5978 Aldy Hernandez <aldyh@redhat.com>
5980 Removal of separate preprocessor cpp0.
5982 * Makefile.in (GCC_PASSES, STAGESTUFF, LIBCPP_OBJS,
5983 cpp0, install-common): Update.
5984 * c-common.c (flag_preprocess_only): New.
5985 (c_common_init): Preprocess for -E.
5986 * c-common.h (flag_preprocess_only): New.
5987 * c-decl.c (c_decode_option): Handle -E and -std=c++98.
5988 * c-objc-common.c (c_init_decl_processing): Exit quickly
5989 for NULL return from c_common_init.
5990 * cpplib.h (cpp_preprocess_file): New.
5991 * cppmain.c (main, general_init, pfile, progname): Remove.
5992 (do_preprocessing): Rename cpp_preprocess_file, don't call
5993 cpp_finish. Don't close stdout here.
5994 (setup_callbacks): Update prototype.
5995 * gcc.c (trad_capable_cpp, cpp_unique_options, default_compilers):
5996 Update.
5997 * tradcpp.c (main): Ignore -quiet.
5998 objc:
5999 * lang-specs.h (default_compilers): Preprocess with cc1obj.
6001 2002-03-24 Richard Henderson <rth@redhat.com>
6003 PR optimization/5742
6004 * machmode.def: Add inner mode field to complex modes.
6005 * config/mips/mips.c (mips_function_value): Always define. Add
6006 new argument to handle libcalls.
6007 * config/mips/mips.h (LIBCALL_VALUE): Use mips_function_value.
6008 (FUNCTION_VALUE): Likewise.
6009 * config/mips/abi64.h (FUNCTION_VALUE): Remove.
6010 * config/mips/mips-protos.h: Update.
6012 2002-03-23 Richard Henderson <rth@redhat.com>
6014 * config/sparc/sparc.c (sparc_emit_floatunsdi): New.
6015 * config/sparc/sparc-protos.h: Update.
6016 * config/sparc/sparc.md (floatunsdisf2, floatunsdidf2): New.
6018 2002-03-23 Richard Henderson <rth@redhat.com>
6020 * config/sparc/gmon-sol2.c (internal_mcount): Assume either
6021 _start or _init begins the text segment.
6023 2002-03-23 David Edelsohn <edelsohn@gnu.org>
6025 * config/rs6000/rs6000.h (RETURN_IN_MEMORY): Cast to HOST_WIDE_INT
6026 not HOST_WIDEST_INT.
6027 (RS6000_ARG_SIZE): Remove unsigned cast of int_size_in_bytes.
6029 2002-03-23 Richard Earnshaw <rearnsha@arm.com>
6031 PR java/5489
6032 * arm.md (return, sibcall_epilogue): Pass const_true_rtx as the
6033 operand argument to output_return_instruction.
6034 * arm.c (arm_print_operand, case 'd'): If the operand is
6035 const_true_rtx then just return.
6036 (arm_print_operand, case 'D'): If the operand is const_true_rtx
6037 then abort.
6039 2002-03-23 Andrew Cagney <ac131313@redhat.com>
6041 * doc/invoke.texi (Option Summary): Mention -Wswitch-default.
6042 (Warning Options): Document -Wswitch-default.
6043 * toplev.c (W_options): Add -Wswitch-default. Update comment on
6044 -Wswitch.
6045 (warn_switch_default): Define variable.
6046 (warn_switch): Update comment.
6047 * flags.h (warn_switch_default): Declare variable.
6048 (warn_switch): Update comment.
6049 * stmt.c (expand_end_case): Check for and, when
6050 warn_switch_no_default, warn of a missing default case.
6052 2002-03-23 Alan Modra <amodra@bigpond.net.au>
6054 * real.h (N): Special case 128 bit doubles.
6056 * combine.c (simplify_comparison): When widening modes, ignore
6057 sign extension on CONST_INTs.
6059 2002-03-22 Bob Wilson <bob.wilson@acm.org>
6061 * config/xtensa/xtensa.c (print_operand): Fix incorrect mode
6062 passed to adjust_address. Fix comment formatting.
6065 2002-03-22 Zack Weinberg <zack@codesourcery.com>
6067 * real.h: Don't define REAL_INFINITY or REAL_IS_NOT_DOUBLE.
6068 Always make REAL_VALUE_TYPE a struct containing an array of
6069 HOST_WIDE_INT, not a double. Tidy up the code deciding how
6070 big it is. Don't declare or use union real_extract.
6072 * emit-rtl.c (init_emit_once), varasm.c (immed_real_const_1,
6073 decode_rtx_const, output_constant_pool), config/a29k/a29k.c
6074 (print_operand), config/arm/arm.c (output_move_double),
6075 config/arm/arm.md (consttable_4, consttable_8),
6076 config/romp/romp.c (output_fpops), config/s390/s390.h
6077 (ASM_OUTPUT_SPECIAL_POOL_ENTRY), config/xtensa/xtensa.c
6078 (xtensa_output_literal): Don't use union real_extract.
6080 * config/dsp16xx/dsp16xx.c (print_operand), config/i860/i860.c
6081 (sfmode_constant_to_ulong), config/ns32k/merlin.h
6082 (PRINT_OPERAND), config/ns32k/ns32k.c (print_operand),
6083 config/pdp11/pdp11.h (PRINT_OPERAND), config/we32k/we32k.h
6084 (PRINT_OPERAND): Don't use local version of union
6085 real_extract.
6087 * config/convex/convex.c (check_float_value), config/vax/vax.c
6088 (vax_float_literal), config/m88k/m88k.md (divdf3),
6089 config/dsp16xx/dsp16xx.md (fixuns_trunchfhi2),
6090 config/pdp11/pdp11.c (output_move_quad): Don't do host
6091 arithmetic on target floating point quantities.
6093 * config/a29k/a29k.md, config/dsp16xx/dsp16xx.c
6094 (output_dsp16xx_float_const): Don't test HOST_FLOAT_FORMAT.
6096 * fold-const.c (fold), simplify-rtx.c (simplify_binary_real):
6097 Use MODE_HAS_INFINITIES rather than #ifdef REAL_INFINITY.
6099 * real.c (earith): Test INFINITY rather than REAL_INFINITY;
6100 NANS implies INFINITY, so can drop #ifdef NANS inside #ifndef
6101 INFINITY.
6102 * print-rtl.c (print_rtx): Disable code which needs
6103 floating-point emulator.
6104 * libgcc2.c: Include float.h and use DBL_MANT_DIG,
6105 FLT_MANT_DIG, to define DF_SIZE and SF_SIZE, rather than
6106 depending on HOST_FLOAT_FORMAT to be defined properly.
6108 * config/1750a/1750a.c (get_double, float_label): Delete.
6109 (print_operand): Delete huge commented-out chunk. Use
6110 REAL_VALUE_TO_DECIMAL.
6111 * config/1750a/1750a-protos.h: Delete prototypes of deleted
6112 functions.
6113 * config/convex/convex.h: Always set TARGET_FLOAT_FORMAT to
6114 IEEE_FLOAT_FORMAT.
6115 * config/i370/i370.h (PRINT_OPERAND [TARGET_HLASM version]):
6116 Use REAL_VALUE_TO_DECIMAL as ELF version does.
6117 * config/m88k/m88k.c (real_power_of_2_operand,
6118 legitimize_operand): Take the REAL_VALUE_TYPE and/or union
6119 real_extract out of the union; run the input through
6120 REAL_VALUE_TO_TARGET_DOUBLE, then plug the pair of longwords
6121 from that into the union.
6122 * config/pdp11/pdp11.c (output_move_double): Rearrange
6123 parentheses to make automatic indenter happy.
6125 * doc/tm.texi (Cross-compilation): Rename node to "Floating
6126 Point" and rewrite to describe current situation. Also adjust
6127 documentation of REAL_VALUE_TO_TARGET_SINGLE and friends to
6128 match code.
6129 * doc/rtl.texi: Adjust cross reference.
6131 2002-03-22 Bob Wilson <bob.wilson@acm.org>
6133 * config/xtensa/xtensa-protos.h (non_acc_reg_operand): Remove.
6134 (xtensa_valid_move, xtensa_preferred_reload_class): Define.
6135 * config/xtensa/xtensa.c (non_acc_reg_operand): Remove.
6136 (xtensa_valid_move, xtensa_preferred_reload_class): Define to
6137 prevent use of sp as a reload register.
6138 (xtensa_emit_move_sequence): Use xtensa_valid_move instead of
6139 non_acc_reg_operand.
6140 * config/xtensa/xtensa.h (PREDICATE_CODES): Remove non_acc_reg_operand.
6141 (PREFERRED_RELOAD_CLASS): Move code to xtensa_preferred_reload_class.
6142 * config/xtensa/xtensa.md (movsi_internal, movhi_internal,
6143 movqi_internal): Use xtensa_valid_move instead of non_acc_reg_operand.
6145 2002-03-22 Neil Booth <neil@daikokuya.demon.co.uk>
6147 * cpphash.h (struct cpp_reader): Remove mls_line and mls_col.
6148 * cpplex.c (unterminated): Delete.
6149 (parse_string): No string literal may extend over multiple
6150 lines. Suppress the error when preprocessing assembly.
6151 * cppmain.c (scan_translation_unit): Strings are single-line.
6153 * doc/cpp.texi: Update to match.
6155 2002-03-22 Jakub Jelinek <jakub@redhat.com>
6157 PR optimization/5854
6158 * config/m68hc11/m68hc11.h (CONST_OK_FOR_LETTER_VALUE_P): Use K for 0.
6159 Shut up warnings.
6160 (CONST_DOUBLE_OK_FOR_LETTER_P): Use G for 0.0.
6161 (EXTRA_CONSTRAINT): Use S for non-push memory operand.
6162 * config/m68hc11/m68hc11.c (m68hc11_split_move): Handle setting from
6163 const0 if scratch register was not allocated.
6164 (m68hc11_reload_operands, m68hc11_gen_lowpart, m68hc11_gen_highpart,
6165 m68hc11_z_replacement): Replace gen_rtx (CONST_INT, VOIDmode, ...)
6166 with GEN_INT (...).
6167 (m68hc11_reorg): Compute BLOCK_FOR_INSN before reload_cse_regs.
6168 * config/m68hc11/m68hc11.md: Replace gen_rtx (CONST_INT, VOIDmode, ...)
6169 with GEN_INT (...) everywhere. Remove constraints in define_split
6170 patterns.
6171 (movdi_internal, movdf_internal, movsi_internal, movsf_internal): Don't
6172 require scratch register for setting 0 into regs/non-pushable memory.
6174 2002-03-22 Alexandre Oliva <aoliva@redhat.com>
6176 * config/mips/mips.h (MASK_RETURN_ADDR): Define.
6177 (TARGET_PTRMEMFUNC_VBIT_LOCATION): Define.
6179 2002-03-22 Phil Edwards <pme@gcc.gnu.org>
6181 * cpplib.h (struct cpp_options): New member, warn_endif_labels.
6182 * cppinit.c (cpp_create_reader): On by default.
6183 (cpp_handle_option): Handle -W[no-]endif-labels.
6184 (cpp_post_options): Also enable if -pedantic.
6185 * cpplib.c (do_else): Use it.
6186 (do_endif): Likewise.
6187 * doc/cppopts.texi: Document new option.
6188 * doc/invoke.texi: Document new option.
6190 2002-03-22 Lars Brinkhoff <lars@nocrew.org>
6192 * config/i386/i386.c, config/i386/i386.md: Change all occurences
6193 of GEN_INT (trunc_int_for_mode (...)) to gen_int_mode (...).
6195 2002-03-22 Alexandre Oliva <aoliva@redhat.com>
6197 * flow.c (calculate_global_regs_live): Clear aux fields of
6198 ENTRY and EXIT.
6200 2002-03-22 Jakub Jelinek <jakub@redhat.com>
6202 * config/v850/v850.c (v850_reorg): Only call alter_subreg on
6203 REG or MEM subregs, pass rtx * instead of rtx to it.
6204 * config/i860/i860.c (output_delayed_branch, output_delay_insn): Pass
6205 rtx * instead of rtx to alter_subreg.
6206 * config/m32r/m32r.c (gen_split_move_double): Likewise.
6207 * config/pj/pj.c (pj_output_rval): Likewise.
6209 2002-03-22 Richard Henderson <rth@redhat.com>
6211 PR target/3177
6212 * config/ia64/ia64.h (CUMULATIVE_ARGS): Add int_regs.
6213 (INIT_CUMULATIVE_ARGS, INIT_CUMULATIVE_INCOMING_ARGS): Update.
6214 * config/ia64/ia64.c (ia64_function_arg_advance): Set int_regs.
6215 (ia64_expand_prologue): Look at int_regs, not words, for number
6216 of incomming int regs.
6218 2002-03-22 Andrew MacLeod <amacleod@redhat.com>
6220 * expr.c (expand_expr): A RESULT_DECL is part of a call.
6222 Fri Mar 22 16:30:42 CET 2002 Jan Hubicka <jh@suse.cz>
6224 * toplev.c (flag_loop_optimize, flag_crossjumping):
6225 New static variables.
6226 (rest_of_compilation): Conditionalize crossjumping and
6227 loop optimizer.
6228 (parse_options_and_default_flags): Default loop_optimize and
6229 crossjumping.
6230 (lang_independent_options): Add -fcrossjumping and -floop-optimize
6231 * invoke.texi (crossjumping, loop-optimize): Document.
6233 2002-03-22 Richard Sandiford <rsandifo@redhat.com>
6235 * real.c (eiisneg): Move outside #ifdef NANS.
6237 Fri Mar 22 12:08:36 CET 2002 Jan Hubicka <jh@suse.cz>
6239 * cfgcleanup.c (outgoing_edges_math): Fix condition; relax
6240 frequencies match; avoid match on different loop depths.
6241 (try_crossjump_to_bb): Kill tests that no longer brings time
6242 savings.
6243 * cfgrtl.c (force_nonfallthru_and_redirect): Fix loop_depth
6244 updating code.
6245 (split_edge): Likewise.
6247 * flow.c (update_life_info_in_dirty_blocks): Fix uninitialized
6248 variable.
6250 * Makefile.in (cfgrtl): Add insn-config.h depenendency.
6251 * cfgrtl.c: Include insn-config.h
6252 (split_block) Dirtify block in presence of conditional execution
6254 2002-03-22 Richard Sandiford <rsandifo@redhat.com>
6256 * config/mips/abi64.h (SETUP_INCOMING_VARARGS): Undefine.
6257 * config/mips/mips-protos.h (mips_setup_incoming_varargs): Declare.
6258 (function_arg): Constify CUMULATIVE_ARGS.
6259 (function_arg_partial_nregs, function_arg_pass_by_reference): Likewise.
6260 * config/mips/mips.h (UNITS_PER_FPVALUE): Zero when TARGET_SOFT_FLOAT.
6261 (UNITS_PER_DOUBLE): New macro.
6262 (SETUP_INCOMING_VARARGS): Define. Use mips_setup_incoming_varargs.
6263 (CUMULATIVE_ARGS): Reformat. Remove num_adjusts workaround and
6264 last_arg_fp field. Replace arg_words and fp_arg_words with gp_regs,
6265 fp_regs and stack_words.
6266 (EABI_FLOAT_VARARGS_P): New macro.
6267 * config/mips/mips.c (struct mips_arg_info): New.
6268 (mips_arg_info): New function.
6269 (function_arg_advance): Use it. Add adjustment instructions here
6270 rather than in function_arg.
6271 (function_arg): Constify CUMULATIVE_ARGS. Use mips_arg_info. Check
6272 for VOIDmode at the beginning of the function.
6273 (function_partial_nregs): Constify CUMULATIVE_ARGS. Use mips_arg_info.
6274 (function_arg_pass_by_reference): Likewise.
6275 (mips_setup_incoming_varags): New, largely based on old abi64.h code.
6276 (mips_build_va_list): Test EABI_FLOAT_VARARGS_P.
6277 (mips_va_start): Likewise. Use the new stack_words field of
6278 CUMULATIVE_ARGS to set up overflow area. Reformat.
6279 (mips_va_arg): Test EABI_FLOAT_VARARGS_P. Unify EABI handling of
6280 doubles and other types, aligning the overflow pointer for non-doubles
6281 too. Remove some code duplication. Replace hard-coded constants.
6283 2002-03-22 Richard Sandiford <rsandifo@redhat.com>
6285 * config/mips/mips.h (FUNCTION_ARG_REGNO_P): Simplify.
6286 (CLASS_UNITS): Undefine.
6287 (CLASS_MAX_NREGS): Use FP_INC.
6288 * config/mips/mips.c (compute_frame_size): Likewise.
6289 (override_options): Use FP_INC and UNITS_PER_FPVALUE.
6291 2002-03-22 Neil Booth <neil@daikokuya.demon.co.uk>
6293 * cpplex.c (parse_identifier_slow): Rename parse_slow, adjust
6294 prototype, and handle lexing numbers and identifiers.
6295 (parse_identifier): Update to new form of parse_slow.
6296 (parse_number): Fast path only, use parse_slow otherwise.
6297 (_cpp_lex_direct): Update calls to parse_number.
6299 2002-03-21 DJ Delorie <dj@redhat.com>
6301 * bb-reorder.c (make_reorder_chain_1): Protect against
6302 when redundant edges are omitted.
6303 * predict.c (dump_prediction): Likewise.
6305 2002-03-21 Richard Henderson <rth@redhat.com>
6307 PR target/5996
6308 * fixinc/inclhack.def (solaris_stdio_tag): New.
6309 * fixinc/fixincl.x: Regenerate.
6311 2002-03-21 Eric Botcazou <ebotcazou@multimania.com>
6313 PR c/5597
6314 * c-typeck.c (process_init_element): Flag non-static
6315 initialization of a flexible array member as illegal.
6317 2002-03-22 Alan Modra <amodra@bigpond.net.au>
6319 * config/rs6000/t-linux64: New.
6320 * config.gcc (powerpc64-*-linux* <tmake_file>): Drop t-ppcos and
6321 t-ppccomm. Use t-rs6000 and t-linux64.
6322 (powerpc64-*-gnu* <tmake_file>): Likewise.
6323 * mklibgcc.in (SHLIB_MKMAP_OPTS): New variable.
6324 * mkmap-symver.awk (dotsyms): If set, output .foo as well as foo.
6325 * Makefile.in (SHLIB_MKMAP_OPTS): Pass to mklibgcc.
6327 2002-03-21 Aldy Hernandez <aldyh@redhat.com>
6329 * langhooks.c (lhd_tree_inlining_cannot_inline_tree_fn): Check
6330 flag_really_no_inline instead of optimize == 0.
6332 * c-objc-common.c (c_cannot_inline_tree_fn): Same.
6334 * cp/tree.c (cp_cannot_inline_tree_fn): Same.
6336 * flags.h (flag_really_no_inline): New.
6338 * c-common.c (c_common_post_options): Initialize
6339 flag_really_no_inline.
6341 * toplev.c (flag_really_no_inline): New.
6343 2002-03-21 Jakub Jelinek <jakub@redhat.com>
6345 * config/avr/avr.md (length): Fix length computation for
6346 conditional branches.
6348 2002-03-21 Neil Booth <neil@daikokuya.demon.co.uk>
6350 * Makefile.in (fold-const.o, stor-layout.o, stmt.o,
6351 sdbout.o, profile.o): Update.
6352 * c-common.c (c_common_nodes_and_builtins): Use pushdecl
6353 langhook.
6354 * c-common.h (gettags): Move here from tree.h.
6355 * c-tree.h (pushdecl, pushlevel, poplevel, set_block,
6356 insert_block, getdecls, kept_level_p, global_bindings_p): New.
6357 * dbxout.c (dbxout_init): Use getdecls langhook.
6358 * expr.c (expand_expr): Use insert_block langhook.
6359 * fold-const.c: Include langhooks.h.
6360 (fold_range_test, fold_binary_op_with_conditional_arg,
6361 fold): Use global_bindings_p langhook.
6362 * integrate.c (expand_inline_function): Use insert_block langhook.
6363 * langhooks-def.h (LANG_HOOKS_DECLS, LANG_HOOKS_PUSHLEVEL,
6364 LANG_HOOKS_POPLEVEL, LANG_HOOKS_GLOBAL_BINDINGS_P,
6365 LANG_HOOKS_INSERT_BLOCK, LANG_HOOKS_SET_BLOCK, LANG_HOOKS_PUSHDECL,
6366 LANG_HOOKS_GETDECLS): New.
6367 (LANG_HOOKS_INITIALIZER): Update.
6368 * langhooks.c (lhd_clear_binding_stack): Use global_bindings_p
6369 langhook.
6370 * langhooks.h (struct lang_hooks_for_decls): New.
6371 (struct lang_hooks): Update.
6372 * profile.c: Include langhooks.h.
6373 (output_func_start_profiler): Use new langhooks.
6374 * sdbout.c: Include langhooks.h.
6375 (sdbout_init, sdbout_finish): Use getdecls langhook.
6376 * stmt.c: Include langhooks.h.
6377 (expand_fixup, fixup_gotos): Use new langhooks.
6378 * stor-layout.c: Include langhooks.h.
6379 (variable_size): Use global_bindings_p langhook.
6380 * toplev.c (compile_file): Use getdecls langhook.
6381 * tree-inline.c (remap_block): Use insert_block langhook.
6382 * tree.h (pushdecl, pushlevel, poplevel, set_block, gettags,
6383 insert_block, getdecls, kept_level_p, global_bindings_p): Remove.
6385 2002-03-21 Richard Henderson <rth@redhat.com>
6387 * config/rs6000/rs6000.c (rs6000_select_rtx_section): Put symbolic
6388 constants in .data when -fpic.
6390 2002-03-21 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
6392 * doc/contrib.texi (Contributors): Use GNU/Linux instead of Linux
6393 where appropriate.
6395 2002-03-21 Tom Tromey <tromey@redhat.com>
6397 * config/i386/sol2.h (ASM_QUAD): Undef. Fixes PR bootstrap/5948.
6399 Thu Mar 21 09:50:48 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
6401 * config/ia64/ia64.c (hfa_element_mode, case ARRAY_TYPE): Recurse.
6403 * expr.c (emit_group_store): Don't copy const0_rtx to a CONCAT.
6405 2002-03-21 Eric Botcazou <ebotcazou@multimania.com>
6406 Richard Henderson <rth@redhat.com>
6408 PR c/5354
6409 * c-common.c (c_expand_expr): Preserve result of a statement
6410 expression if needed.
6412 2002-03-21 Jakub Jelinek <jakub@redhat.com>
6414 PR bootstrap/4195
6415 * genrecog.c (maybe_both_true_mode): Remove.
6416 (maybe_both_true_2, write_switch): Revert 2001-07-17 changes.
6417 * machmode.def (Pmode): Likewise.
6419 Thu Mar 21 01:55:06 EST 2002 John Wehle (john@feith.com)
6421 * alias.c: (nonlocal_mentioned_p): Use for_each_rtx.
6422 (nonlocal_mentioned_p_1): New function.
6423 (nonlocal_referenced_p, nonlocal_referenced_p_1): Likewise.
6424 (nonlocal_set_p, nonlocal_set_p_1): Likewise.
6425 (mark_constant_function): Recognize pure functions.
6426 * rtl.h (global_reg_mentioned_p): New prototype.
6427 * rtlanal.c (global_reg_mentioned_p,
6428 global_reg_mentioned_p_1): New function.
6430 2002-03-21 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
6432 * fixinc/inclhack.def (alpha_assert): Fix assert macro in Tru64
6433 UNIX assert.h.
6434 * fixinc/fixincl.x: Regenerate.
6436 2002-03-20 Jason Merrill <jason@redhat.com>
6438 * config/i386/cygwin.h (DWARF2_UNWIND_INFO): Define to 0.
6440 2002-03-20 Michael Meissner <meissner@redhat.com>
6442 * doc/invoke.texi (Optimize Options): Document that -O2 sets
6443 -fstrict-aliasing.
6445 2002-03-20 Bob Wilson <bob.wilson@acm.org>
6447 * config/xtensa/xtensa.h (ASM_OUTPUT_POOL_PROLOGUE): Emit a
6448 ".literal_position" directive before the constant pool.
6450 2002-03-20 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
6452 * doc/contrib.texi (Contributors): Update Geoffrey Keating.
6453 Add Craig Rodrigues.
6454 Add Brad Lucier to testers.
6456 2002-03-20 Jakub Jelinek <jakub@redhat.com>
6458 PR target/4792
6459 * config/arc/arc.md (movsicc, movdicc, movsfcc, movdfcc): Add mode
6460 to if_then_else.
6461 (movsicc_insn, movdicc_insn, movsfcc_insn, movdfcc_insn): Likewise.
6462 * config/arc/arc.c (arc_final_prescan_insn): Use extract_insn_cached
6463 instead of insn_extract.
6465 2002-03-20 Jakub Jelinek <jakub@redhat.com>
6467 PR bootstrap/4192
6468 * config/fr30/fr30.md (jump): Remove clobber of fixed register.
6470 * genemit.c (output_added_clobbers_hard_reg_p): Only output return
6471 stmt if some case has been output.
6473 2002-03-20 Jakub Jelinek <jakub@redhat.com>
6475 PR c/5972
6476 * config/i386/i386.md (movdicc_c_rex64, movsicc_noc, movhicc_noc,
6477 movsfcc_1, movdfcc_1): Add %O2.
6478 * config/i386/i386.c (print_operand): Handle %ON.
6479 Print . before float condition codes in Sun as cmov syntax.
6480 * config/i386/sol2.h (CMOV_SUN_AS_SYNTAX): Define for Sun as.
6481 * config.gcc (i[34567]86-*-solaris2*): Remove comment which is
6482 no longer true.
6484 2002-03-20 Philip Blundell <pb@nexus.co.uk>
6486 * config/arm/arm.c (arm_output_epilogue): Don't generate separate
6487 return instruction if PC was popped.
6489 2002-03-20 Bob Wilson <bob.wilson@acm.org>
6491 * config/xtensa/xtensa.md: Remove unused type attributes.
6492 (adddi_carry, subddi_carry): Change type attribute to "multi".
6494 2002-03-19 Dale Johannesen <dalej@apple.com>
6496 PR optimization/5999, middle-end/5731
6497 * expr.c (expand_expr) [RDIV_EXPR]: Only convert real divisions into
6498 multiplications by reciprocals.
6500 2002-03-20 Neil Booth <neil@daikokuya.demon.co.uk>
6502 * Makefile.in: Update.
6503 * c-common.c: Include langhooks.h.
6504 (inline_forbidden_p): Use new hook.
6505 * diagnostic.c: Include langhooks.h.
6506 (format_with_decl, announce_function,
6507 default_print_error_function): Use new hook.
6508 * dwarf2out.c (dwarf2_name): Use new hook.
6509 * function.c: Include langhooks.h.
6510 (init_function_start): Use new hook.
6511 * langhooks-def.h (lhd_decl_printable_name): New.
6512 (LANGHOOKS_DECL_PRINTABLE_NAME): New.
6513 (LANGHOOKS_INITIALIZER): Update.
6514 * langhooks.c (lhd_decl_printable_name): New.
6515 * langhooks.h (struct lang_hooks): New hook.
6516 * toplev.c (decl_name, decl_printable_name): Remove.
6517 (open_dump_file): Use new hook.
6518 (process_options): Remove old hook.
6519 * tree.h (decl_printable_name): Remove.
6520 objc:
6521 * objc-act.c (objc_init): Remove old hook.
6522 (objc_printable_name): Export.
6523 * objc-act.h (objc_printable_name): New.
6524 * objc-lang.c (LANG_HOOKS_DECL_PRINTABLE_NAME): Redefine.
6526 2002-03-19 Jim Blandy <jimb@redhat.com>
6528 * c-lex.c (cb_file_change): Pass the #inclusion's line number to
6529 the start_source_file debug hook, not the current line number.
6531 2002-03-19 Richard Henderson <rth@redhat.com>
6533 * flow.c (EH_USES): Provide default.
6534 (calculate_global_regs_live): Use it for EH edges and noreturn calls.
6535 * doc/tm.texi (EH_USES): New.
6537 * config/ia64/ia64.c (ia64_eh_uses): New.
6538 * config/ia64/ia64-protos.h: Update.
6539 * config/ia64/ia64.h (EH_USES): New.
6541 2002-03-19 Richard Henderson <rth@redhat.com>
6543 * varasm.c (output_constant_def): Fix stupid typo.
6545 2002-03-19 Richard Henderson <rth@redhat.com>
6547 PR 5879
6548 * except.c (current_function_has_exception_handlers): New.
6549 * except.h: Declare it.
6550 * sibcall.c (optimize_sibling_and_tail_recursive_call): Use it.
6551 Combine tests that disable all sibcalls for the function.
6553 2002-03-19 Olivier Hainque <hainque@act-europe.fr>
6555 * varasm.c (output_constant_def): Don't call ENCODE_SECTION_INFO
6556 for INTEGER_CST.
6558 2002-03-19 Richard Henderson <rth@redhat.com>
6560 PR 5977, 5991
6561 * config/ia64/ia64.c: Revert 2002-03-01 patch.
6562 * config/ia64/ia64.h (INIT_EXPANDERS): New.
6564 2002-03-19 Jim Blandy <jimb@redhat.com>
6566 * cppmacro.c (cpp_macro_definition): Emit a space after the macro
6567 name, even if the replacement list contains no tokens, as required
6568 by Dwarf.
6570 2002-03-19 Jason Merrill <jason@redhat.com>
6572 * varasm.c (globalize_decl): Get the name from the RTL, not
6573 DECL_ASSEMBLER_NAME.
6575 * Makefile.in (LIBGCC2_DEBUG_CFLAGS): Set to -g.
6577 2002-03-19 Bob Wilson <bob.wilson@acm.org>
6579 * config/xtensa/xtensa.md (adddi3, adddi_carry, subdi3,
6580 subdi_carry): Define.
6582 2002-03-19 David Edelsohn <edelsohn@gnu.org>
6584 * config/rs6000/rs6000.c (rs6000_override_options): Only warn
6585 about -fpic/-fPIC if extra_warnings set.
6587 2002-03-19 David Edelsohn <edelsohn@gnu.org>
6589 * expr.c (expand_expr): Sign-extend CONST_INT generated from
6590 TREE_STRING_POINTER.
6591 * fold-const.c (fold): Delete #if 0 ARRAY_REF case.
6593 Tue Mar 19 14:12:32 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
6595 * config/sparc/sparc.h (CAN_ELMINIATE): Can only eliminate FP
6596 in favor of SP if FRAME_POINTER_REQUIRED is false.
6598 2002-03-19 Lars Brinkhoff <lars@nocrew.org>
6600 * emit-rtl.c (gen_int_mode): New function.
6601 * rtl.h: Prototype for it.
6602 * combine.c (make_extraction, simplify_comparison), expmed.c
6603 (store_bit_field, expand_mult_highpart, expand_divmod), expr.c
6604 (convert_modes, store_field), optabs.c (expand_fix),
6605 simplify-rtx.c (neg_const_int, simplify_unary_real),
6607 * config/rs6000/rs6000.c, config/rs6000/rs6000.md:
6608 Use it instead of GEN_INT (trunc_int_for_mode (...)).
6610 2002-03-19 Jakub Jelinek <jakub@redhat.com>
6612 PR c/5656
6613 * langhooks.h (struct lang_hooks_for_tree_inlining): Add
6614 convert_parm_for_inlining.
6615 * c-lang.c (LANG_HOOKS_TREE_INLINING_CONVERT_PARM_FOR_INLINING):
6616 Define.
6617 * langhooks-def.h: Likewise.
6618 * objc/objc-lang.c: Likewise.
6619 * langhooks.c (lhd_tree_inlining_convert_parm_for_inlining): New
6620 function.
6621 * tree-inline.c (initialize_inlined_parameters):
6622 Call convert_parm_for_inlining lang hook if needed.
6623 * c-typeck.c (c_convert_parm_for_inlining): New function.
6624 * c-tree.h (c_convert_parm_for_inlining): Add prototype.
6626 2002-03-18 Mark Mitchell <mark@codesourcery.com>
6628 * calls.c (precompute_arguments): Do not assume that temporaries
6629 can be destroyed after expanding the argument.
6630 (expand_call): Likewise.
6632 2002-03-15 Eric Christopher <echristo@redhat.com>
6634 * config/mips/mips.md (movdf_internal2): Add two new move constraints.
6635 Fix register preference on last change.
6636 * config/mips/mips.c (mips_return_in_memory): New function.
6637 * config/mips/mips.h (RETURN_IN_MEMORY): Use.
6638 * config/mips/mips-protos.h: Declare.
6639 * config/mips/abi64.h (RETURN_IN_MEMORY): Remove. Add to above.
6640 * config/mips/elf64.h: Add #ifndef/#endif brackets around defaults.
6642 2002-03-18 Alexandre Oliva <aoliva@redhat.com>
6644 * config/mips/mips.md (andsi3) [TARGET_MIPS16]: Force operand 1 to
6645 a register too.
6646 (anddi3, iorsi3): Likewise.
6648 * config/mips/mips.h (ENCODE_SECTION_INFO) [TARGET_MIPS16]: Don't
6649 use %gprel for symbols that are going to be placed in linkonce
6650 sections.
6652 * config/mips/mips.h (ELIMINABLE_REGS): Can't eliminate
6653 RETURN_ADDRESS_POINTER_REGNUM to $ra.
6654 (CAN_ELIMINATE): Only eliminate it to $sp if a frame pointer is
6655 not needed. Disregard leaf_function_p().
6656 (INITIAL_ELIMINATION_OFFSET): Adjust for elimination of rap to
6657 mips16 frame pointer.
6658 * config/mips/mips.md (store ra): Only to small SP offsets.
6659 2001-08-22 Graham Stott <grahams@redhat.com>
6660 * config/mips/mips.h (RETURN_ADDR_RTX): For a leaf function
6661 return a REG rtx for the return address register.
6663 2002-03-18 Bob Wilson <bob.wilson@acm.org>
6665 * config/xtensa/xtensa.h (GO_IF_MODE_DEPENDENT_ADDRESS): Treat
6666 constant-pool addresses as "mode-dependent".
6667 (GO_IF_LEGITIMATE_ADDRESS): Rename macro arguments.
6669 2002-03-18 Jakub Jelinek <jakub@redhat.com>
6671 PR target/5740
6672 * expr.c (emit_group_load): Use extract_bit_field if
6673 needed for CONCAT arguments.
6675 2002-03-18 Richard Earnshaw <rearnsha@arm.com>
6677 PR target/4863
6678 * arm.md (tablejump): Make this a define_expand. For PIC add the
6679 offset to the base of the table.
6680 (thumb_tablejump): Matcher for Thumb tablejump insn.
6681 * config/arm/aout.h (ASM_OUTPUT_ADDR_DIFF_ELT): Output thumb entries
6682 as the difference of two labels.
6683 * config/arm/aof.h (ASM_OUTPUT_ADDR_DIFF_ELT): Likewise.
6684 * config/arm/elf.h (JUMP_TABLES_IN_TEXT_SECTION): Only put ARM jump
6685 tables in the code.
6686 * config/arm/coff.h (JUMP_TABLES_IN_TEXT_SECTION): Likewise.
6687 * arm.c (get_jump_table_size): If the table is not in the text
6688 section, return zero.
6690 2002-03-18 Bernd Schmidt <bernds@redhat.com>
6692 * config/arm/arm.c (arm_gen_movstrqi): Use gen_lowpart instead
6693 of gen_rtx_SUBREG.
6694 (arm_reload_out_hi): Use gen_lowpart instead of
6695 gen_rtx_SUBREG to access QImode components.
6696 * config/arm/arm.md: Disable zero_extend split for QImode
6697 subregs in BIG_ENDIAN mode.
6698 (storehi_bigend): Match use of least significant byte.
6699 (storeinthi): Remove extraneous SUBREG.
6700 Add missing construction of operands[2].
6701 (movhi): Use gen_lowpart in place of gen_rtx_SUBREG.
6702 (movqi): Use gen_lowpart in place of gen_rtx_SUBREG.
6703 Replace gen_rtx (SUBREG) with gen_rtx_SUBREG.
6705 2002-03-18 Aldy Hernandez <aldyh@redhat.com>
6707 * config/rs6000/rs6000.h (PREDICATE_CODES): Add PARALLEL to
6708 any_operand.
6710 2002-03-17 Richard Henderson <rth@redhat.com>
6712 * config/alpha/alpha.c (alpha_emit_set_const_1): Build add insns
6713 explicitly.
6715 2002-03-17 Hans-Peter Nilsson <hp@bitrange.com>
6717 * config/mmix/mmix.md ("fixuns_truncdfdi2"): Use (unsigned_fix:DI
6718 (unsigned_fix:DF op1)), not (unsigned_fix:DI (fix:DF op1)).
6720 2002-03-17 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6722 * ifcvt.c (dead_or_predicable): Fix uninitialized variable.
6724 * predict.c (estimate_bb_frequencies): Delete unused variables.
6726 2002-03-17 Richard Henderson <rth@redhat.com>
6728 * config/ia64/ia64.c (ia64_attribute_table): Move before
6729 targetm definition. Make static.
6731 2002-03-17 Neil Booth <neil@daikokuya.demon.co.uk>
6733 * c-common.h (yyparse, c_common_parse_file): New.
6734 * c-lang.c: Include c-common.h.
6735 (LANG_HOOKS_PARSE_FILE): Redefine.
6736 * c-lex.c: Include c-common.h.
6737 (yyparse): Rename c_common_parse_file. Call yyparse.
6738 * c-parse.in (yyparse): Remove macro.
6739 * c-tree.h (yyparse_1): Remove.
6740 * langhooks-def.h (LANG_HOOKS_PARSE_FILE): New.
6741 (LANG_HOOKS_INITIALIZER): Update.
6742 * langhooks.h (struct lang_hoooks): New hook parse_file.
6743 * toplev.c (compile_file): Use parse_file hook.
6744 * tree.h (yyparse): Remove.
6745 * objc/objc-lang.c (LANG_HOOKS_PARSE_FILE): Redefine.
6747 2002-03-17 Hans-Peter Nilsson <hp@bitrange.com>
6749 * config/mmix/mmix.md ("truncdfsf2"): Correct operator is
6750 float_truncate, not fix.
6751 ("*truncdfsf2_real"): Ditto.
6752 ("*nonlocal_goto_receiver_expanded"): Fix output template formatting.
6754 * config/mmix/mmix.h (WCHAR_TYPE, WCHAR_TYPE_SIZE): Don't define.
6756 2002-03-16 Alexandre Oliva <aoliva@redhat.com>
6758 * config/mips/mips.h (CAN_ELIMINATE): Don't eliminate rap to $fp
6759 (s8), but rather HARD_FRAME_POINTER_REGNUM. Add parentheses
6760 where appropriate. Make the second reference to
6761 leaf_function_p a function call, as intended. Reindented.
6763 * config/mips/mips.h (ISA_HAS_COND_TRAP): Not available on MIPS16.
6764 * config/mips/mips.md (trap) [TARGET_MIPS16]: Emit `break 0'.
6766 * config/mips/mips.md (addsi3, adddi3): Use scratch register to
6767 add register to non-constant into sp.
6769 * config/mips/mips-protos.h (embedded_pic_fnaddr_reg): New.
6770 * config/mips/mips.h (embedded_pic_fnaddr_rtx): Lose.
6771 (mips16_gp_pseudo_rtx): Lose.
6772 (INIT_EXPANDERS): Deleted.
6773 * config/mips/mips.c (mips_init_machine_status): New.
6774 (mips_free_machine_status): New.
6775 (mips_mark_machine_status): New.
6776 (override_options): Set them.
6777 (embedded_pic_fnaddr_rtx, mips16_gp_pseudo_rtx): Moved to...
6778 (struct machine_function): ... new. Replaced all references.
6779 (mips_add_gc_roots): Don't mark them.
6780 (embedded_pic_fnaddr_reg): New, extracted from...
6781 (embedded_pic_offset): ... here.
6782 * config/mips/mips.md (movdi): Call embedded_pic_fnaddr_reg.
6783 (movsi): Likewise.
6785 2002-03-16 Neil Booth <neil@daikokuya.demon.co.uk>
6787 * cppinit.c: Revert -MD removal.
6789 2002-03-16 Stephane Carrez <Stephane.Carrez@worldnet.fr>
6791 * config/m68hc11/m68hc11.c (m68hc11_override_options): Don't use
6792 soft registers by default for 68HC12.
6793 (m68hc11_conditional_register_usage): Don't use Z register for 68HC12
6794 when compiling with -fomit-frame-pointer.
6795 (expand_prologue): Use push/pop to allocate 4-bytes of locals on 68HC12.
6796 (expand_epilogue): Likewise.
6797 (m68hc11_gen_rotate): Use exg when rotating by 8.
6799 2002-03-16 Stephane Carrez <Stephane.Carrez@worldnet.fr>
6801 * config/m68hc11/m68hc11-protos.h (ix_reg): Declare.
6802 * config/m68hc11/m68hc11.md ("addsi3"): Use general_operand for sources.
6803 (splits): Remove unused add splits.
6804 ("*addhi3_68hc12"): Tune constraints.
6805 ("addhi_sp"): Try to use X instead of Y in all cases and if the
6806 constant fits in 8-bits and D is dead use abx/aby instructions.
6807 ("*addhi3"): Remove extern declaration of ix_reg.
6808 ("*subsi3"): Optimize and provide new split.
6809 ("subhi3"): Cleanup.
6810 ("*subhi3_sp"): Avoid saving X if we know it is dead.
6811 (arith splits): For 68hc12 save the address register on the stack
6812 and do the arithmetic operation with a pop.
6814 2002-03-16 Stephane Carrez <Stephane.Carrez@worldnet.fr>
6816 * config/m68hc11/m68hc11.md ("*movqi_68hc12"): Fix constraints, avoid
6817 allocating QImode in address registers.
6818 ("*movqi_m68hc11"): Likewise.
6820 Sat Mar 16 12:57:28 CET 2002 Jan HUbicka <jh@suse.cz>
6822 * cfgcleanup.c (cleanup_cfg): Fix updating of liveness.
6824 2002-03-16 Neil Booth <neil@daikokuya.demon.co.uk>
6826 * cppinit.c (print_help): Display -MD and -MMD.
6827 Don't display usage string. Update assertion syntax and
6828 typo.
6829 (COMMAND_LINE_OPTIONS): Remove OPT_MD, OPT_MMD.
6830 (cpp_handle_option): Update.
6832 2002-03-15 Chris Demetriou <cgd@broadcom.com>
6834 * config/mips/mips.h (SUBTARGET_CPP_SIZE_SPEC): Provide an
6835 MEABI case for each definition of SUBTARGET_CPP_SIZE_SPEC,
6836 and define it so that regardless of target CPU size,
6837 __SIZE_TYPE__ and __PTRDIFF_TYPE__ are defined in terms
6838 of "int" rather than "long."
6840 2002-03-15 Richard Henderson <rth@redhat.com>
6842 * config/alpha/alpha.c (alpha_va_arg): Manipulate the type
6843 size as a tree.
6845 2002-03-15 Stephane Carrez <Stephane.Carrez@worldnet.fr>
6847 * config/m68hc11/m68hc11.md ("tstqi_1"): Try to use ldab instead of tst.
6848 ("tstqi" split): Avoid using memory for tstqi on address register.
6849 (splits): Remove constraints.
6850 ("cmphi_1_hc12"): New from "cmphi_1" and tuned for 68HC12.
6851 ("cmpdf", "cmpsf"): Remove since not used.
6852 ("*tbeq", "*tbne", "*tbeq8", "*tbne8"): Also look in cc_status.value2.
6853 (peephole2): New peepholes to optimize tstqi and pre inc/dec addressing.
6855 2002-03-15 Stephane Carrez <Stephane.Carrez@worldnet.fr>
6857 * config/m68hc11/m68hc11.md ("negsi2"): Optimize inline case.
6858 ("neghi2"): Tighten constraints.
6859 ("one_cmplsi2"): Optimize and simplify split.
6860 * config/m68hc11/larith.asm (__negsi2): Likewise for library.
6862 2002-03-15 Stephane Carrez <Stephane.Carrez@worldnet.fr>
6864 * config/m68hc11/m68hc11.md ("logicalsi3_zexthi"): Fix constraints
6865 and split of AND operation to clear the upper bits.
6866 ("*logicalsi3_zextqi"): Likewise.
6867 ("*logicallhi3_zexthi_ashift8"): Likewise.
6868 ("*logicalsi3_silshr16"): Likewise.
6869 ("logicalsi3_silshl16"): Likewise.
6870 ("anddi3", "iordi3", "xordi3" splits): Remove constraints.
6872 2002-03-15 Stephane Carrez <Stephane.Carrez@worldnet.fr>
6874 * config/m68hc11/m68hc11.c (m68hc11_symbolic_p): New function.
6875 (m68hc11_indirect_p): New function.
6876 (m68hc11_override_options): Must set MASK_NO_DIRECT_MODE for 68HC12.
6877 (m68hc11_gen_highpart): Use TARGET_NO_DIRECT_MODE instead of
6878 TARGET_M6812.
6879 (asm_print_register): Likewise.
6880 * config/m68hc11/m68hc11-protos.h (m68hc11_symbolic_p): Declare.
6881 (m68hc11_indirect_p): Declare.
6882 * config/m68hc11/m68hc11.h (EXTRA_CONSTRAINT): New constraint 'R', 'Q'.
6883 (TARGET_NO_DIRECT_MODE, TARGET_RELAX): New.
6884 (TARGET_SWITCHES): New option -mrelax.
6885 * config/m68hc11/m68hc11.md ("andsi3"): Allow soft register for
6886 destination.
6887 ("iorsi3", "xorsi3"): Likewise.
6888 ("andhi3", "andqi3", "iorhi3", "iorqi3"): Use a define_expand.
6889 ("*andhi3_mem"): New to handle destination in memory with bclr
6890 and a scratch register.
6891 ("*andqi3_mem", "*iorhi3_mem", "*iorqi3_mem"): Likewise.
6892 ("*andhi3_const"): New when operand2 is constant.
6893 ("*andqi3_const", "*iorhi3_const", "*iorqi3_const"): Likewise.
6894 ("*andhi3_gen"): Cleanup of the old "andhi3".
6895 ("*andqi3_gen", "*iorhi3_gen", "*iorqi3_gen"): Likewise.
6896 ("xorqi3"): Update constraints.
6898 2002-03-15 Stephane Carrez <Stephane.Carrez@worldnet.fr>
6900 * config/m68hc11/m68hc11.c (m68hc11_small_indexed_indirect_p): Look
6901 for reg_equiv_memory_loc when the operand is a register that does
6902 not get a hard register (stack location).
6903 (tst_operand): After reload, accept all memory operand.
6904 (symbolic_memory_operand): Fix detection of symbolic references.
6905 * config/m68hc11/m68hc11.h (VALID_CONSTANT_OFFSET_P): For 68HC12
6906 accept symbols and any constant.
6908 2002-03-15 Stephane Carrez <Stephane.Carrez@worldnet.fr>
6910 * config/m68hc11/m68hc11.c (emit_move_after_reload): Add a REG_INC
6911 note on the insn that sets the soft frame register.
6912 (must_parenthesize): ix and iy are also reserved names.
6913 (print_operand_address): One more place where parenthesis are required
6914 to avoid confusion with register names.
6915 (m68hc11_gen_movhi): Allow push of stack pointer.
6916 (m68hc11_check_z_replacement): Fix handling of parallel with a
6917 clobber.
6918 (m68hc11_z_replacement): Must update the REG_INC notes to tell what
6919 the replacement register is.
6920 * config/m68hc11/m68hc11.h (REG_CLASS_CONTENTS): Switch Z_REGS
6921 and D8_REGS classes.
6922 (MODES_TIEABLE_P): All modes are tieable except QImode.
6924 2002-03-15 Stephane Carrez <Stephane.Carrez@worldnet.fr>
6926 * config/m68hc11/larith.asm (___adddi3): Optimize saving of result.
6927 (___subdi3): Likewise.
6928 (__mulsi3, __mulhi32): Avoid using _.tmp scratch location.
6929 (__map_data_section): Optimize 68hc11 case.
6931 2002-03-15 Stephane Carrez <Stephane.Carrez@worldnet.fr>
6933 * config/m68hc11/m68hc11.c (m6812_cost): Make cost of add higher
6934 than a shift to avoid adding a register with itself.
6935 (m68hc11_memory_move_cost): Take into account NO_REGS.
6936 (m68hc11_register_move_cost): Update and use memory move cost
6937 for soft registers.
6938 (m68hc11_address_cost): Make cost of valid offset not 0 so that
6939 it gives more opportunities to cse to optimize.
6940 * config/m68hc11/m68hc11.h (REGISTER_MOVE_COST): Pass the mode.
6941 * config/m68hc11/m68hc11-protos.h (m68hc11_register_move_cost): Update.
6943 2002-03-15 Mark Mitchell <mark@codesourcery.com>
6945 * c-common.c (statement_code_p): Handle CLEANUP_STMT.
6946 * c-common.def (CLEANUP_STMT): New tree node.
6947 * c-common.h (CLEANUP_DECL): New macro.
6948 (CLEANUP_EXPR): Likewise.
6949 * c-semantics.c (expand_stmt): Handle CLEANUP_STMT.
6950 * expr.c (expand_expr): Tidy.
6951 * tree-dump.c (dequeue_and_dump): Handle CLEANUP_STMT.
6952 * tree-inline.c (initialize_inlined_parameters): Clean up
6953 new local variables.
6955 2002-03-15 Jakub Jelinek <jakub@redhat.com>
6957 PR bootstrap/4128
6958 * config/sparc/sparc.c (gen_v9_scc): Move early clobber test
6959 before movrXX only, use reg_overlap_mentioned_p.
6960 Only special case NE if just one insn can be generated.
6962 2002-03-15 Jason Merrill <jason@redhat.com>
6964 * varasm.c (assemble_variable): Call resolve_unique_section before
6965 checking DECL_SECTION_NAME. Use zeros for a decl with DECL_INITIAL
6966 of error_mark_node.
6968 2002-03-15 Richard Earnshaw <rearnsha@arm.com>
6970 PR target/5170
6971 * arm.md (split pattern for thumb shiftable immediates): Add comment
6972 explaining non-obvious test.
6974 2002-03-15 Richard Earnshaw <rearnsha@arm.com>
6976 PR target/5712
6977 * arm.md (movaddr, movaddr_insn): Delete.
6979 2002-03-15 Jason Merrill <jason@redhat.com>
6981 * toplev.c (wrapup_global_declarations): Clarify variable handling.
6982 -fkeep-static-consts doesn't apply to comdats.
6984 2002-03-14 Richard Henderson <rth@redhat.com>
6986 * c-decl.c: Include c-pragma.h.
6987 (start_decl, start_function): Invoke maybe_apply_pragma_weak.
6988 (finish_function): Tidy.
6989 * c-pragma.c: Include c-common.h.
6990 (pending_weaks, apply_pragma_weak, maybe_apply_pragma_weak): New.
6991 (handle_pragma_weak): Use them.
6992 (init_pragma): Register pending_weaks.
6993 * c-pragma.h (maybe_apply_pragma_weak): Declare.
6994 * print-tree.c (print_node): Print DECL_WEAK.
6995 * varasm.c (mark_weak_decls): Remove.
6996 (remove_from_pending_weak_list): Remove.
6997 (add_weak): Remove.
6998 (asm_emit_uninitialised): Call globalize_decl for weak commons.
6999 (weak_decls): Make a tree_list.
7000 (declare_weak): Cons weak_decls directly.
7001 (globalize_decl): Remove weak_decls elements directly.
7002 (weak_finish): Simplify weak_decls walk. Don't weaken unused
7003 symbols. Don't pretend to handle aliases.
7004 (init_varasm_once): Update weak_decls registry.
7005 * Makefile.in: Update dependencies.
7007 2002-03-14 Richard Henderson <rth@redhat.com>
7009 PR target/5312
7010 * config/ia64/ia64.c: Include tm_p.h last.
7011 (gen_nop_type): Remove duplicate definition.
7012 (cycle_end_fill_slots): Set sched_data for second L slot.
7013 (maybe_rotate): Call cycle_end_fill_slots to fill in nop slots.
7014 (nop_cycles_until): Fix typos.
7016 2002-03-15 Jakub Jelinek <jakub@redhat.com>
7018 PR optimization/5891
7019 * unroll.c (copy_loop_body) [CALL_INSN]: Copy SIBLING_CALL_P flag.
7021 2002-03-14 David Mosberger <davidm@hpl.hp.com>, Hans Boehm <Hans_Boehm@hp.com>
7023 * config/ia64/unwind-ia64.c: Handle copy_state and label_state
7024 descriptors correctly.
7026 2002-03-14 Michael Meissner <meissner@redhat.com>
7028 * params.def (PARAM_MAX_UNROLLED_INSNS): New macro, default to
7029 100, allowing MAX_UNROLLED_INSNS to be overridden.
7031 * params.h (MAX_UNROLLED_INSNS): Define so it can be overridden by
7032 --param.
7034 * unroll.c (params.h): Include.
7035 (MAX_UNROLLED_INSNS): Delete, now in params.h.
7037 * doc/invoke.texi (--param max-unroll-insns): Document.
7039 * Makefile.in (unroll.o): Add $(PARAMS_H) dependency.
7041 2002-03-14 Richard Earnshaw <rearnsha@arm.com>
7043 * arm.md: Fix warnings about constraints in peepholes and splits.
7045 2002-03-14 Zack Weinberg <zack@codesourcery.com>
7047 * cpphash.h (struct lexer_state): Remove line_extension member.
7048 * cpplib.c (dequote_string, do_linemarker): New functions.
7049 (linemarker_dir): New data object.
7050 (DIRECTIVE_TABLE): No longer need to interpret #line in
7051 preprocessed source. Delete obsolete comment about return
7052 values of handlers.
7053 (end_directive, directive_diagnostics, _cpp_handle_directive):
7054 Don't muck with line_extension.
7055 (directive_diagnostics): No need to issue warnings for
7056 linemarkers here.
7057 (_cpp_handle_directive): Issue warnings for linemarkers here,
7058 when appropriate. Dispatch linemarkers to do_linemarker, not
7059 do_line.
7060 (do_line): Code to handle linemarkers split out to do_linemarker.
7061 Convert escape sequences in filename argument, both places.
7063 * cppmacro.c (quote_string): Rename cpp_quote_string and
7064 export. All callers changed.
7065 * cpplib.h (cpp_quote_string): Prototype.
7066 * cppmain.c (print_line): Call cpp_quote_string on to_file
7067 before printing it.
7069 * doc/cpp.texi: Document that escapes are now interpreted in
7070 #line and in linemarkers, and that non-printing characters are
7071 converted to octal escapes when linemarkers are generated.
7073 Thu Mar 14 19:04:29 CET 2002 Jan Hubicka <jh@suse.cz>
7075 * emit-rtl.c (try_split): Use delete_insns.
7076 * recog.c (split_all_insns): Fix terminating condition.
7078 2002-03-14 Richard Earnshaw <rearnsha@arm.com>
7079 Jeroen Dobbelaere <jeroen.dobbelaere@acunia.com>
7081 PR target/5828
7082 * arm.c (arm_output_epilogue): Fix floating-point register save
7083 adjustment when using a frame pointer.
7085 2002-03-14 Richard Sandiford <rsandifo@redhat.com>
7087 * config/mips/mips.h (FP_INC, UNITS_PER_FPVALUE): New macros.
7088 * config/mips/mips.c (compute_frame_size): Retrofit them here.
7089 (save_restore_insns, mips_expand_epilogue): And here.
7090 (build_mips16_call_stub): And here.
7091 (mips_function_value): Use the new macros to decide whether a single
7092 or complex float can be returned in floating-point registers. Return
7093 a parallel rtx in the complex case.
7095 Thu Mar 14 11:03:12 CET 2002 Jan Hubicka <jh@suse.cz>
7097 * toplev.c (rest_of_compilation): Add CLEANUP_UPDATE_LIFE to cfg_cleanup
7098 call after liveness analysis.
7100 * recog.c (split_insn): Use delete_insn_and_edges.
7102 * cfgrtl.c (verify_flow_info): Be permisive about non-any_condjump
7103 instructions to have branch prediction notes.
7104 * ia64reorg.c (ia64_reorg): Do not rebuild CFG.
7106 2002-03-14 Geoffrey Keating <geoffk@redhat.com>
7108 * configure.in: Don't pass -Wno-long-long to a ADA compiler
7109 that doesn't support it.
7110 * configure: Regenerate.
7112 2002-03-13 Jakub Jelinek <jakub@redhat.com>
7114 PR target/5626
7115 * config/sparc/sparc.md (normal_branch, inverted_branch,
7116 normal_fp_branch, inverted_fp_branch, normal_fpe_branch,
7117 inverted_fp_branch): Adjust calls to output_cbranch.
7118 Set length attribute.
7119 (normal_int_branch_sp64, inverted_int_branch_sp64): Adjust calls to
7120 output_v9branch. Set length attribute.
7121 * config/sparc/sparc.c (fcc0_reg_operand, noov_compare64_op): New
7122 predicates.
7123 (noov_compare_op): Handle CCX_NOOVmode the same way as CC_NOOVmode.
7124 (output_cbranch): Likewise. Handle far branches.
7125 (output_v9branch): Handle far branches.
7126 * config/sparc/sparc-protos.h (output_cbranch, output_v9branch):
7127 Adjust prototypes.
7128 * config/sparc/sparc.h (PREDICATE_CODES): Add fcc0_reg_operand and
7129 noov_compare64_op predicates.
7131 2002-03-13 Jason Merrill <jason@redhat.com>
7133 * gthr-posix.h (__gthread_active_p): Move __gthread_active_ptr
7134 into the function and constify it.
7135 * gthr-dce.h, gthr-solaris.h: Likewise.
7137 2002-03-13 David Edelsohn <edelsohn@gnu.org>
7139 * config/rs6000/rs6000.h (PAD_VARARGS_DOWN): Define.
7140 * config/rs6000/rs6000.c (rs6000_va_arg): Use
7141 std_expand_builtin_va_arg if not ABI_V4.
7143 2002-03-13 Jason Merrill <jason@redhat.com>
7145 * varasm.c (globalize_decl): New fn.
7146 (assemble_start_function): Use it.
7147 (asm_emit_uninitialized): Use it.
7148 (assemble_alias): Use it.
7149 (assemble_variable): Use it.
7151 2002-03-13 Hans-Peter Nilsson <hp@axis.com>
7153 * config/cris/cris.c (cris_target_asm_function_prologue): Revert
7154 2002-03-12 internal visibility change.
7155 (cris_encode_section_info): Consider MODULE_LOCAL_P when encoding
7156 visibility into SYMBOL_REF_FLAG.
7158 2002-03-13 Ulrich Weigand <uweigand@de.ibm.com>
7160 * expr.c (expand_expr, case NE_EXPR): Do not call copy_to_reg with
7161 VOIDmode operand. Add compile-time optimization for constant results.
7163 2002-03-12 Jason Merrill <jason@redhat.com>
7165 * c-typeck.c (convert_for_assignment): Don't allow conversions
7166 between pointers and references. Only allow lvalues to convert to
7167 reference.
7169 2002-03-13 Hartmut Penner <hpenner@de.ibm.com>
7171 * config/s390/s390.h (PROFILE_BEFORE_PROLOGUE): Emit profile code
7172 before prologue, to avoid scheduling problems.
7174 2002-03-13 Jakub Jelinek <jakub@redhat.com>
7176 * config/sparc/sparc.h (INITIAL_FRAME_POINTER_OFFSET): Remove.
7177 (ELIMINABLE_REGS): Add sfp->sp.
7178 (INITIAL_ELIMINATION_OFFSET): Compute sfp->sp offset too.
7180 2002-03-13 Jakub Jelinek <jakub@redhat.com>
7182 PR optimization/5892
7183 * config/ia64/ia64.c (rotate_one_bundle): Update current packet.
7185 2002-03-13 Jakub Jelinek <jakub@redhat.com>
7187 * loop.c (basic_induction_var): Don't call convert_modes if mode
7188 classes are different.
7190 2002-03-12 Richard Henderson <rth@redhat.com>
7192 PR optimization/5901
7193 * function.c (reposition_prologue_and_epilogue_notes): Position
7194 the markers after/before the last/first insn not deleted.
7196 2002-03-12 Richard Henderson <rth@redhat.com>
7198 PR optimization/5878
7199 * config/arc/arc.h, config/cris/cris.h, config/i386/i386.h,
7200 config/m68k/m68k.h, config/s390/s390.h, config/sparc/sparc.h
7201 (PIC_OFFSET_TABLE_REGNUM): Conditionalize on flag_pic.
7203 * config/arm/arm.h config/i386/i386.h, config/m68k/m68k.h,
7204 config/sparc/sparc.h (CONDITIONAL_REGISTER_USAGE): Set
7205 PIC_OFFSET_TABLE_REGNUM based on INVALID_REGNUM not flag_pic.
7207 * config/arc/arc.h (CONDITIONAL_REGISTER_USAGE): New.
7208 * config/arm/arm.c (arm_pic_register): Init to INVALID_REGNUM.
7209 (arm_override_options): Set arm_pic_register if TARGET_APCS_STACK
7210 also. Don't set it if not flag_pic.
7211 * config/i386/i386.c (ix86_save_reg): Trust PIC_OFFSET_TABLE_REGNUM
7212 to be INVALID_REGNUM when not used.
7214 2002-03-13 Aldy Hernandez <aldyh@redhat.com>
7216 * expmed.c (store_bit_field): Reset alias set for memory.
7217 (extract_bit_field): Same.
7219 2002-03-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7221 * c-common.c (c_tree_code_type, c_tree_code_length,
7222 c_tree_code_name, add_c_tree_codes): Delete.
7223 * c-common.h (add_c_tree_codes): Delete.
7224 * c-lang.c (tree_code_type, tree_code_length, tree_code_name):
7225 Define.
7226 * c-objc-common.c (c_objc_common_init): Don't call
7227 add_c_tree_codes, instead set lang_unsafe_for_reeval.
7228 * objc/objc-act.c (objc_tree_code_type, objc_tree_code_length,
7229 objc_tree_code_name, add_objc_tree_codes): Delete.
7230 (objc_init): Don't call add_objc_tree_codes.
7231 * objc/objc-lang.c (tree_code_type, tree_code_length,
7232 tree_code_name): Define.
7233 * toplev.c (lang_independent_init): Don't set
7234 tree_code_length[IDENTIFIER_NODE].
7235 * tree.c (tree_code_type, tree_code_length, tree_code_name):
7236 Delete definitions, moved to language front-ends.
7237 * tree.def (IDENTIFIER_NODE): Hardwire the length.
7238 * tree.h (tree_code_type, tree_code_length, tree_code_name):
7239 Const-ify.
7240 (tree_code_length): Change type to unsigned char.
7242 2002-03-12 Richard Henderson <rth@redhat.com>
7244 * config/i386/i386.c (ix86_expand_prologue): Revert 2002-03-03
7245 internal visibility change.
7247 2002-03-12 Bob Wilson <bob.wilson@acm.org>
7249 * config/xtensa/xtensa.c (xtensa_expand_block_move): Use
7250 validize_mem() instead of change_address to avoid clobbering
7251 memory attributes.
7253 2002-03-12 Neil Booth <neil@daikokuya.demon.co.uk>
7255 * c-lex.h (position_after_whitespace): Remove.
7257 2002-03-12 Jakub Jelinek <jakub@redhat.com>
7259 * c-lex.c (cb_ident, c_lex): Remove unnecessary cast.
7260 (lex_string): Use unsigned char pointers.
7262 2002-03-12 Ulrich Weigand <uweigand@de.ibm.com>
7264 * reload1.c (reload): Ignore MEM REG_EQUIV notes if the equivalent
7265 is not a valid memory_operand.
7267 2002-03-12 Bob Wilson <bob.wilson@acm.org>
7269 * config/xtensa/xtensa-config.h: Define XCHAL_HAVE_LOOPS.
7270 * config/xtensa/lib1funcs.asm: Fix copyright to include
7271 special case for libgcc files.
7272 (__udivsi3): Avoid loop instructions when XCHAL_HAVE_LOOPS is 0.
7273 (__divsi3): Likewise.
7274 (__umodsi3): Likewise.
7275 (__modsi3): Likewise.
7276 * config/xtensa/lib2funcs.S: Fix copyright to include
7277 special case for libgcc files.
7279 2002-03-12 Tom Rix <trix@redhat.com>
7281 * collect2.c (resolve_lib_name): Move outside of
7282 OBJECT_FORMAT_COFF ifdef.
7283 (ignore_library): Same.
7285 2002-03-12 Bob Wilson <bob.wilson@acm.org>
7287 * config/xtensa/t-xtensa (CRTSTUFF_T_CFLAGS_S): Define.
7289 2002-03-12 Bob Wilson <bob.wilson@acm.org>
7291 * config/xtensa/xtensa.h (ASM_OUTPUT_POOL_PROLOGUE): Switch
7292 to function_section before writing out the constant pool.
7294 2002-03-12 David Edelsohn <edelsohn@gnu.org>
7296 * config/rs6000/rs6000.h (PREDICATE_CODES): Add any_operand and
7297 zero_constant.
7298 * config/rs6000/rs6000.c (easy_fp_constant): Fix formatting.
7300 2002-03-12 Alan Modra <amodra@bigpond.net.au>
7302 * config/rs6000/rs6000.md (addsi3): Optimize sign extension.
7303 (adddi3): Likewise.
7304 (movdf): Likewise.
7305 (movdi): Likewise.
7306 (cmpsi splitter): Likewise.
7307 (modsi3): Fail if <= 0.
7308 * config/rs6000/rs6000.c (reg_or_add_cint64_operand): Remove
7309 redundant test when HOST_BITS_PER_WIDE_INT != 32.
7310 (reg_or_sub_cint64_operand): Likewise.
7311 (num_insns_constant_wide): Optimize sign extension.
7312 (rs6000_legitimize_address): Likewise.
7314 2002-03-12 Andrew MacLeod <amacleod@redhat.com>
7316 * config/sparc/linux.h (HANDLE_PRAGMA_PACK_PUSH_POP): Define.
7317 * config/sparc/linux64.h (HANDLE_PRAGMA_PACK_PUSH_POP): Define.
7319 2002-03-12 Andrew MacLeod <amacleod@redhat.com>
7321 * config/sparc/sparc.h (RETURN_ADDR_RTX): Include v9 stack bias in
7322 address calculation.
7324 2002-03-12 Ulrich Weigand <uweigand@de.ibm.com>
7326 * config/s390/s390.md (reload_insi, reload_indi): Change mode of
7327 scratch register to DImode / TImode.
7328 config/s390/s390.c (s390_expand_plus_operand): Make sure scratch
7329 register used does not overlap the target.
7331 2002-03-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7333 * Makefile.in (debug.o): Depend on debug.h.
7334 * dbxout.c (dbx_debug_hooks, xcoff_debug_hooks): Const-ify.
7335 * debug.c (do_nothing_debug_hooks): Likewise.
7336 * debug.h (debug_hooks, do_nothing_debug_hooks, dbx_debug_hooks,
7337 sdb_debug_hooks, xcoff_debug_hooks, dwarf_debug_hooks,
7338 dwarf2_debug_hooks, vmsdbg_debug_hooks): Likewise.
7339 * dwarf2out.c (dwarf2_debug_hooks): Likewise.
7340 * dwarfout.c (dwarf_debug_hooks): Likewise.
7341 * integrate.c (output_inline_function): Likewise.
7342 * objc/objc-act.c (synth_module_prologue): Likewise.
7343 * sdbout.c (sdb_debug_hooks): Likewise.
7344 * toplev.c (debug_hooks): Likewise.
7345 * vmsdbgout.c (vmsdbg_debug_hooks): Likewise.
7347 2002-03-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7349 * 1750a.h, a29k.h, arc.h, arm.h, c4x.h, clipper.h, cris.h, d30v.h,
7350 dsp16xx.h, fr30.h, h8300.h, i370.h, i386.h, i860.h, i960.h,
7351 m32r.h, m68hc11.h, m68k.h, m88k.h, mcore.h, mmix.h, mn10300.h,
7352 ns32k.h, pa.h, pdp11.h, pj.h, romp.h, s390.h, stormy16.h,
7353 v850.h, vax.h, we32k.h, xtensa.h (POINTER_SIZE): Delete.
7354 * defaults.h (POINTER_SIZE): Define.
7355 * doc/tm.texi (POINTER_SIZE): Document default.
7357 2002-03-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7359 * mn10200.h (PTRDIFF_TYPE): Change it to a signed type.
7361 2002-03-11 Richard Henderson <rth@redhat.com>
7363 * toplev.c (rest_of_compilation): Call purge_all_dead_edges
7364 if rebuild_label_notes_after_reload.
7366 2002-03-12 Hans-Peter Nilsson <hp@axis.com>
7368 * config/cris/cris.c (cris_target_asm_function_prologue): Do not
7369 emit pic register load if "internal" visibility.
7370 (cris_print_operand): Avoid traditional-warning for 0xffffffff.
7371 (cris_expand_builtin_va_arg): Do all computations on trees.
7373 2002-03-11 Richard Henderson <rth@redhat.com>
7375 * rtlanal.c: Include recog.h.
7376 (keep_with_call_p): Fix thinko.
7377 * Makefile.in (rtlanal.o): Update dependencies.
7379 2002-03-11 Chris Meyer <cmeyer@gatan.com>
7381 * genflags.c (gen_insn): Use IS_VSPACE.
7382 * genoutput.c (output_insn_data): Likewise.
7383 (process_template): Likewise.
7385 2002-03-11 Richard Henderson <rth@redhat.com>
7387 * toplev.c (rest_of_compilation): Don't compile if we've had errors.
7389 2002-03-11 Neil Booth <neil@daikokuya.demon.co.uk>
7391 * Makefile.in: Update.
7392 * doc/cppenv.texi, cppopts.texi: Split out of cpp.texi and gcc.texi.
7393 Update documentation.
7394 * doc/gcc.texi: Include cppopts.texi and cppenv.texi.
7395 * doc/cpp.texi: Include cppopts.texi and cppenv.texi.
7397 2002-03-11 Zack Weinberg <zack@codesourcery.com>
7399 * Makefile.in: Give texi2pod its input file as a command line
7400 argument, not on stdin.
7402 2002-03-11 Dan Nicolaescu <dann@ics.uci.edu>
7403 Daniel Berlin <dan@dberlin.org>
7405 C++ alias analysis improvement.
7406 * alias.c (record_component_aliases): Record aliases for base
7407 classes too.
7409 2002-03-11 Ulrich Weigand <uweigand@de.ibm.com>
7411 * config/s390/s390.h (REG_ALLOC_ORDER): Add missing register.
7413 2002-03-11 Douglas B Rupp <rupp@gnat.com>
7415 * toplev.c (vms_fopen): Remove, not needed.
7417 * vmsdbgout.c (lookup_filename): Adjust creation date for GMT.
7419 * config/alpha/xm-vms.h (__UNIX_FWRITE): Define.
7421 * config/alpha/alpha.c (alpha_sa_size, VMS): Don't reserve space
7422 for FP, already done later.
7424 * toplev.c (debug_args): Add entry for VMS_DEBUG.
7425 * vmsdbgout.c (vmsdbgout_init): Fix typo in call to xmalloc.
7427 2002-03-11 Richard Sandiford <rsandifo@redhat.com>
7429 * defaults.h (LARGEST_EXPONENT_IS_NORMAL, ROUND_TOWARDS_ZERO): New.
7430 (MODE_HAS_NANS, MODE_HAS_INFINITIES): Evaluate to false if
7431 LARGEST_EXPONENT_IS_NORMAL for the given mode.
7432 (MODE_HAS_SIGN_DEPENDENT_ROUNDING): False when ROUND_TOWARDS_ZERO.
7433 * real.c (eadd1): Make rounding dependent on !ROUND_TOWARDS_ZERO.
7434 (ediv, emul, eldexp, esqrt): Likewise.
7435 (etoe113, etoe64, etoe53, etoe24, etodec, etoibm, etoc4x): Likewise.
7436 (e24toe): Only check NaNs & infinities if !LARGEST_EXPONENT_IS_NORMAL.
7437 (saturate): New function.
7438 (toe53, toe24): Saturate on overflow if LARGEST_EXPONENT_IS_NORMAL.
7439 (make_nan): Use a saturation value instead of a NaN if
7440 LARGEST_EXPONENT_IS_NORMAL. Warn when this happens.
7441 * fp-bit.c (pack_d): Saturate on NaN, infinite or overflowing
7442 inputs if LARGEST_EXPONENT_IS_NORMAL. Represent subnormals as
7443 zero if NO_DENORMALS. Only round to nearest if !ROUND_TOWARDS_ZERO.
7444 (unpack_d): No NaNs or infinities if LARGEST_EXPONENT_IS_NORMAL.
7445 (_fpmul_parts, _fpdiv_parts): Only round to nearest if
7446 !ROUND_TOWARDS_ZERO.
7447 * doc/tm.texi (LARGEST_EXPONENT_IS_NORMAL): Document.
7448 (ROUND_TOWARDS_ZERO): Document.
7450 2002-03-11 Andreas Jaeger <aj@suse.de>
7452 * cfg.c (dump_flow_info): Remove unused variable.
7454 2002-03-11 Hans-Peter Nilsson <hp@bitrange.com>
7456 * config/mmix/mmix.c (mmix_expand_builtin_va_arg): Do all
7457 computations on trees.
7459 2002-03-10 Richard Henderson <rth@redhat.com>
7461 PR 5693:
7462 * reload.c (copy_replacements_1): New.
7463 (copy_replacements): Use it to recurse through the rtx.
7465 2002-03-10 Richard Henderson <rth@redhat.com>
7467 * loop.c (strength_reduce): Compute number of iterations as
7468 unsigned HOST_WIDE_INT.
7470 2002-03-10 Richard Henderson <rth@redhat.com>
7472 * sched-rgn.c (add_branch_dependences): Don't allow insns that throw
7473 to move away from the end of the block.
7475 2002-03-10 Neil Booth <neil@daikokuya.demon.co.uk>
7477 PR preprocessor/5899
7478 * cppinit.c (init_dependency_output): Don't ignore -dM etc.
7480 2002-03-10 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7482 * mbchar.c (JIS_state_table, JIS_action_table): Const-ify.
7484 * attribs.c (decl_attributes): Fix signed/unsigned warning.
7486 2002-03-10 Hans-Peter Nilsson <hp@bitrange.com>
7488 * config/mmix/mmix.c: Improve comments.
7489 (mmix_target_asm_function_prologue): Drop variable
7490 empty_stack_frame. Don't allocate unused slot above fp.
7491 (mmix_target_asm_function_epilogue): Mirror prologue changes.
7492 * config/mmix/mmix.h (MMIX_GNU_ABI_REG_ALLOC_ORDER): Don't have
7493 brace in first column.
7494 (enum reg_class): Ditto.
7495 (FIRST_PARM_OFFSET): Now 0.
7496 (USER_LABEL_PREFIX): Remove #if 0:d definition.
7498 2002-03-10 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7500 * combine.c (make_extraction): Fix error in last change.
7502 2002-03-09 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7504 * c4x.c (c4x_fp_reglist): Const-ify.
7505 * cris.c (cris_print_operand): Likewise.
7506 * i386.c (ix86_va_arg): Likewise.
7507 * ia64/unwind-ia64.c (unw_decode_table): Likewise.
7508 * m32r.c (m32r_hard_regno_mode_ok): Likewise.
7509 * m32r.h (m32r_hard_regno_mode_ok): Likewise.
7510 * mcore.c (regno_reg_class, mcore_unique_section): Likewise.
7511 * mcore.h (regno_reg_class): Likewise.
7512 * mips.c (gen_int_relational): Likewise.
7513 * ns32k.c (ns32k_reg_class_contents, regclass_map): Likewise.
7514 * ns32k.h (ns32k_reg_class_contents, regclass_map): Likewise.
7515 * pdp11.c (move_costs): Likewise.
7516 * pj.h (INITIALIZE_TRAMPOLINE): Likewise.
7517 * s390.c (s390_branch_condition_mnemonic, regclass_map):
7518 Likewise.
7519 * s390.h (regclass_map): Likewise.
7520 * sh.c (shift_amounts): Likewise.
7521 * sh.md (rotlsi3): Likewise.
7523 2002-03-09 Geoffrey Keating <geoffk@redhat.com>
7525 * config/rs6000/rs6000.md (ne0+4): Add extra CLOBBER.
7526 (ne0+5): Use new clobber to generate proper shift pattern.
7527 Patch by Michael Matz <matz@kde.org>.
7529 2002-03-09 Andreas Schwab <schwab@suse.de>
7531 * gcc.c (validate_all_switches): Also handle `%W{...}'.
7533 2002-03-09 Geoffrey Keating <geoffk@redhat.com>
7535 * config/rs6000/sysv4.h (BIGGEST_ALIGNMENT): Don't define.
7537 2002-03-09 Jakub Jelinek <jakub@redhat.com>
7539 PR middle-end/5877
7540 * expr.c (highest_pow2_factor): Check TREE_INT_CST_LOW
7541 even for non-representable constants.
7543 Sat Mar 9 07:20:01 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
7545 * emit-rtl.c (copy_most_rtx): Accept EXPR_LIST for may_share.
7546 * function.c (fixup_var_refs): Add MAY_SHARE parameter.
7547 (fixup_var_refs_insns, fixup_var_refs_insns_with_has): Likewise.
7548 (fixup_var_refs_insn, fixup_var_refs_1): Likewise.
7549 (pop_function_context): Compute MAY_SHARE parameter for
7550 fixup_var_refs.
7551 (fixup_var_refs_1, case MEM): Pass MAY_SHARE to copy_most_rtx, not VAR.
7552 (gen_mem_addressof): Call fixup_var_refs with new parm.
7554 * combine.c (make_extraction): Don't make extension of CONST_INT.
7556 2002-03-09 Alexandre Oliva <aoliva@redhat.com>
7558 * config/mips/mips.c (function_arg_pass_by_reference): Force to 0
7559 in o32 and o64 ABIs.
7560 * config/mips/abi64.h (MUST_PASS_IN_STACK): Define as in expr.h,
7561 but getting fixed-size structs passed in registers regardless of
7562 padding in o32 and o64 ABIs.
7564 * config/mips/mips.c (mips_va_arg): Apply big-endianness address
7565 offset before loading address of argument passed by transparent
7566 reference.
7568 2002-03-08 John David Anglin <dave@hiauly1.hia.nrc.ca>
7570 * t-pa64 (LIB1ASMFUNCS, LIB1ASMSRC): Delete.
7572 2002-03-09 Alexandre Oliva <aoliva@redhat.com>
7574 * config/mips/mips.c (mips_expand_prologue): Set regno of vararg
7575 marker such that registers after it are saved.
7577 2002-03-08 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7579 * sparc.c (arith_4096_operand): Fix error in last change.
7581 2002-03-08 Alexandre Oliva <aoliva@redhat.com>
7583 * config/mips/mips.h (SUBTARGET_CPP_SIZE_SPEC): Remove duplicate
7584 defaults for MEABI.
7586 2002-03-08 Aldy Hernandez <aldyh@redhat.com>
7588 * config/rs6000/rs6000.c (rs6000_va_arg): Fix alignment for
7589 vectors.
7591 2002-03-08 Aldy Hernandez <aldyh@redhat.com>
7593 * config/rs6000/sysv4.h (BIGGEST_ALIGNMENT): Change for altivec.
7595 Fri Mar 8 21:27:49 CET 2002 Jan Hubicka <jh@suse.cz>
7597 * cfgrtl.c (purge_dead_edges): Set BB_DRITY flags if edge has been
7598 removed; fix return value.
7599 * combine.c (combine_instructions): Dirtify blocks where we failed to
7600 update liveness; purge dead edges; use update_life_info_in_dirty_blocks.
7601 * toplev.c (rest_of_compilation): Do not purge_dead_edges after combine.
7603 2002-03-08 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7605 * gcse.c (insert_insn_end_bb): Fix typo in last change.
7607 Fri Mar 8 21:08:52 CET 2002 Jan Hubicka <jh@suse.cz>
7609 * recog.c (peephole2_optimize): Re-distribute EH edges.
7611 2002-03-08 Neil Booth <neil@daikokuya.demon.co.uk>
7613 * expr.c (expand_expr): Use unsave lang hook.
7614 * langhooks-def.h (LANG_HOOKS_UNSAVE): New.
7615 (LANG_HOOKS_INITIALIZER): Update.
7616 * langhooks.h (struct lang_hooks): New hook unsave.
7617 * tree.c (lang_unsave, lang_unsave_expr_now): Remove.
7618 (unsave_expr_1): Remove unused lang_unsave_expr_now.
7619 (unsave_expr_now_r): Rename lhd_unsave. Update. Return input.
7620 (unsave_expr_now): Remove.
7621 * tree.h (unsave_expr_now, lang_unsave,
7622 lang_unsave_expr_now): Remove.
7623 (lhd_unsave): New.
7625 2002-03-08 Andreas Jaeger <aj@suse.de>
7627 * flow.c (propagate_block_delete_insn): Remove unused variable.
7629 2002-03-08 Kazu Hirata <kazu@hxi.com>
7631 * config/h8300/h8300.c (h8300_adjust_insn_length): Tighten
7632 insn length for memory load/store.
7634 2002-03-08 Craig Rodrigues <rodrigc@gcc.gnu.org>
7636 * doc/install.texi (--with-libiconv-prefix): Document.
7638 2002-03-08 Michael Y. Brukman <myb2@cornell.edu>
7640 * doc/sourcebuild.texi: Fix typo.
7642 2002-03-08 Jakub Jelinek <jakub@redhat.com>
7644 PR c/3711
7645 * builtins.c (std_expand_builtin_va_arg): Do all computations on
7646 trees.
7648 Fri Mar 8 06:48:45 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
7650 * rtl.c (copy_most_rtx): Move from here ...
7651 * emit-rtl.c (copy_most_rtx): ... to here.
7653 2002-03-08 Alexandre Oliva <aoliva@redhat.com>
7655 * config/mips/mips.h (LONG_MAX_SPEC): Rewrite, along with
7656 SUBTARGET_CPP_SIZE_SPEC.
7657 * config/mips/abi64.h (LONG_MAX_SPEC): Delete.
7659 * config/mips/mips.h (SUBTARGET_CPP_SIZE_SPEC): Simplify.
7661 2002-03-07 Matt Hiller <hiller@redhat.com>
7663 * gensupport.c (first_dir_md_include): Renamed from include;
7664 change all references.
7665 (last_dir_md_include): Renamed from last_include; change all
7666 references.
7667 (init_md_reader): Unconditionally initialize base_dir whether or
7668 not filename is a relative path.
7670 2002-03-07 Alexandre Oliva <aoliva@redhat.com>
7672 * config/fp-bit.c (_unord_f2): Compile it in even if
7673 US_SOFTWARE_GOFAST is enabled.
7675 * config/gofast.h (GOFAST_RENAME_LIBCALLS): Set gt and ge as
7676 NULL_RTX. Set all HFmode operations as NULL_RTX.
7677 * optabs.c (prepare_float_lib_cmp) <GT, GE, LT, LE>: If libfunc is
7678 NULL_RTX, try reversing the comparison and the operands.
7680 2002-03-06 Ulrich Weigand <uweigand@de.ibm.com>
7682 * genextract.c (walk_rtx): Recurse into MATCH_PAR_DUP.
7683 genoutput.c (scan_operands): Recurse into MATCH_PAR_DUP
7684 and MATCH_OP_DUP.
7686 Thu Mar 7 16:54:10 CET 2002 Jan Hubicka <jh@suse.cz>
7688 * reload1.c (reload_cse_delete_noop_set): Purge dead edges.
7690 Thu Mar 7 16:33:54 CET 2002 Jan Hubicka <jh@suse.cz>
7692 * basic-block.h (fixup_abnormal_edges): Declare.
7693 * reload1.c (fixup_abnormal_edges): New function.
7694 * reg-stack.c (convert_regs): Use it.
7696 * gcse.c (insert_insn_end_bb): Handle trapping insns.
7698 * gcse.c (hash_scan_set): Refuse instructions with EH edges.
7700 2002-03-07 Richard Sandiford <rsandifo@redhat.com>
7702 * defaults.h (MODE_HAS_NANS, MODE_HAS_INFINITIES): New.
7703 (MODE_HAS_SIGNED_ZEROS, MODE_HAS_SIGN_DEPENDENT_ROUNDING): New.
7704 * flags.h (HONOR_NANS, HONOR_INFINITIES, HONOR_SIGNED_ZEROS): New.
7705 (HONOR_SIGN_DEPENDENT_ROUNDING): New.
7706 * builtins.c (expand_builtin_mathfn): Use HONOR_NANS.
7707 * c-common.c (truthvalue_conversion): Reduce x - y != 0 to x != y
7708 unless x and y could be infinite.
7709 (expand_unordered_cmp): New, mostly split from expand_tree_builtin.
7710 Check that the common type of both arguments is a real, even for
7711 targets without unordered comparisons. Allow an integer argument
7712 to be compared against a real.
7713 (expand_tree_builtin): Use expand_unordered_cmp.
7714 * combine.c (combine_simplify_rtx): Use the new HONOR_... macros.
7715 * cse.c (fold_rtx): Likewise. Fix indentation.
7716 * fold-const.c (fold_real_zero_addition_p): New.
7717 (fold): Use it, and the new HONOR_... macros.
7718 * ifcvt.c (noce_try_minmax): Use the new HONOR_... macros.
7719 * jump.c (reversed_comparison_code_parts): After searching for
7720 the true comparison mode, use HONOR_NANS to decide whether it
7721 can be safely reversed.
7722 (reverse_condition_maybe_unordered): Remove IEEE check.
7723 * simplify-rtx.c (simplify_binary_operation): Use the new macros
7724 to decide which simplifications are valid. Allow the following
7725 simplifications for IEEE: (-a + b) to (b - a), (a + -b) to (a - b),
7726 and (a - -b) to (a + b).
7727 (simplify_relational_operation): Use HONOR_NANS.
7728 * doc/tm.texi: Document the MODE_HAS_... macros.
7730 2002-03-07 Richard Earnshaw <rearnsha@arm.com>
7732 * combine.c (simplify_comparison): If simplifying a logical shift
7733 right and compare with constant, force the comparison to unsigned.
7735 2002-03-07 Aldy Hernandez <aldyh@redhat.com>
7737 * doc/invoke.texi: Add documentation for -mabi=no-altivec.
7739 * config/rs6000/rs6000.c (rs6000_parse_abi_options): Add
7740 -mabi=no-altivec
7741 (alt_reg_names): Remove % for vrsave.
7743 2002-03-06 Richard Henderson <rth@redhat.com>
7745 PR optimization/5844
7746 * genemit.c (gen_exp): New argument used. Invoke copy_rtx
7747 if used indicates we've already emitted one copy of an operand.
7748 (gen_insn, gen_expand, output_add_clobbers): Supply a null used.
7749 (gen_split): Supply a non-null used.
7751 2002-03-06 Ulrich Weigand <uweigand@de.ibm.com>
7753 * reload1.c (reload): Unshare all rtl after reload is done.
7755 * simplify-rtx.c (simplify_plus_minus): Do not abort,
7756 but simply fail if the expression is too complex to simplify.
7757 (simplify_gen_binary): Handle simplify_plus_minus failures.
7759 Wed Mar 6 20:32:09 CET 2002 Jan Hubicka <jh@suse.cz>
7761 * toplev.c (rest_of_compilation): Do jump threading before SSA path;
7762 consistently call delete_trivially_dead_insns after CSE and GCSE;
7763 fix DFI_life dumping; do jump threading after liveness; do crossjumping
7764 after liveness2; update comment in last crossjumping.
7765 * cfgcleanup.c (try_crossjump_to_edge): Dirtify block.
7767 Wed Mar 6 12:27:10 2002 Jeffrey A Law (law@redhat.com)
7769 * ssa-ccp.c (ssa_fast_dce): Update the DF def-use chains
7770 after completing fast dead code elimination.
7772 * m68k.h (CONST_COSTS): Lower cost of 0.0 when used inside a
7773 COMPARE operator.
7775 2002-03-06 Phil Edwards <pme@gcc.gnu.org>
7777 * version.c: Fix misplaced leading blanks on first line.
7779 Wed Mar 6 19:08:03 CET 2002 Jan Hubicka <jh@suse.cz>
7781 * cfgrtl.c (verify_flow_info): Accept RESX as EH edge source.
7783 Wed Mar 6 18:14:43 CET 2002 Jan Hubicka <jh@suse.cz>
7785 * cfgcleanup.c (mentions_nonequal_regs): New function.
7786 (thread_jump): Use it.
7787 * toplev.c (rest_of_compilation): Run jump threading after
7788 liveness.
7790 2002-03-06 Jakub Jelinek <jakub@redhat.com>
7792 * ssa-ccp.c (ssa_ccp_substitute_constants): Backout 2002-03-05
7793 patch.
7795 Wed Mar 6 11:28:19 CET 2002 Jan Hubicka <jh@suse.cz>
7797 * predict.c (estimate_bb_frequencies): Do not reload the
7798 frequencies from notes.
7800 Wed Mar 6 10:59:39 CET 2002 Jan Hubicka <jh@suse.cz>
7802 * cfgrtl.c (delete_insn_and_edges, delete_insn_chain_and_edges): New.
7803 * rtl.h (delete_insn_and_edges, delete_insn_chain_and_edges): Declare
7805 * basic-block.h (update_life_info, update_life_info_in_dirty_blocks,
7806 delete_noop_moves): Return indeger.
7807 * flow.c (ndead): New variable.
7808 (propagate_block_delete_insn): Use delete_insn_and_edges; remove
7809 BB argument; update callers.
7810 (propagate_block_delete_libcall): Use delete_insn_chain_and_edges.
7811 (life_analysis): Do not call purge_all_dead_edges.
7812 (update_life_info): Return number of deleted insns; print statistics.
7813 (update_life_info_in_dirty_blocks): likewise.
7814 (delete_noop_moves): Use delete_insn_and_edges; print statistics;
7815 return number of insns deleted.
7817 * cse.c: Include timevar.h
7818 (delete_trivially_dead_insns): Kill preserve_basic_blocks argument;
7819 iterate until stabilizes; print statistics; return number of killed
7820 insns.
7821 * Makefile.in: (cse.o): Add timevar.h dependency
7822 * rtl.h (delete_trivially_dead_insns): New.
7823 * timever.def: Add TV_DELETE_TRIVIALLY_DEAD timer.
7824 * toplev.c (rest_of_compilation): Update callers.
7826 * cfgcleanup.c (try_optimize_cfg): Kill blocks.
7827 (try_optimize_cfg): Do not update liveness.
7828 (cleanup-cfg): Loop until try_optimize_cfg and dead code
7829 removal stabilizes; use delete_trivially_dead_insns.
7831 * cfgrtl.c (verify_flow_info): Sanity check outgoing edges.
7833 2002-03-05 Zack Weinberg <zack@codesourcery.com>
7835 * cppmain.c (setup_callbacks): Disable #pragma and #ident
7836 callbacks when processing assembly language.
7838 2002-03-05 John David Anglin <dave@hiauly1.hia.nrc.ca>
7840 * pa.h (ASM_FILE_END): Define.
7841 * som.h (ASM_FILE_END): Delete.
7843 * pa.c (function_arg): Don't pass floats in general registers in
7844 indirect calls if TARGET_ELF32.
7846 2002-03-05 Richard Henderson <rth@redhat.com>
7848 * config/i386/i386.md (floatsidf2): Conditionalize on hard-float.
7850 2002-03-05 Danny Smith <dannysmith@users.sourceforge.net>
7852 * gthr-win32.h (__GTHREAD_MUTEX_INIT_DEFAULT): Define.
7854 2002-03-05 Jakub Jelinek <jakub@redhat.com>
7856 * mklibgcc.in: Prepend a tab before .hidden, add $flags to gcc
7857 -r command line. Don't hide any symbols if not building
7858 shared libgcc.
7860 Tue Mar 5 18:31:27 CET 2002 Jan Hubicka <jh@suse.cz>
7862 * cfg.c (dump_flow_info): Warn about profile mismatches.
7863 * cfgrtl.c (verify_flow_info): Few aditional sanity checks.
7864 (purge_dead_edges): Remove REG_BR_PROB notes on simplejumps.
7866 2002-03-05 Jakub Jelinek <jakub@redhat.com>
7868 * expmed.c (emit_store_flag): Don't test BITS_PER_WORD * 2
7869 wide volatile memory by parts.
7871 2002-03-05 Jakub Jelinek <jakub@redhat.com>
7873 * ssa-ccp.c (ssa_ccp_substitute_constants): Don't crash if def
7874 is NULL.
7876 2002-03-05 Richard Henderson <rth@redhat.com>
7878 * rs6000.h (TOTAL_ALTIVEC_REGS): Fix off-by-one error.
7880 2002-03-04 Geoffrey Keating <geoffk@redhat.com>
7882 * toplev.c (documented_lang_options): Document more
7883 language-specific options.
7884 * doc/invoke.texi (Warning Options): Correct documentation for
7885 -Wno-multichar, -Wno-div-by-zero, and -Wsystem-headers.
7886 * c-decl.c (c_decode_option): Use a table to handle warning options.
7888 2002-03-05 Hans-Peter Nilsson <hp@bitrange.com>
7890 * config/mmix/mmix.h (ENCODE_SECTION_INFO): Pass on new second
7891 parameter to mmix_encode_section_info.
7892 (LINK_SPEC): Don't defsym __.MMIX.start..text if linking
7893 relocatably. Always produce ELF, not mmo if linking relocatably.
7894 * config/mmix/mmix.c (mmix_encode_section_info): If new parameter
7895 first is non-zero, don't add symbol prefix.
7896 * config/mmix/mmix-protos.h (mmix_encode_section_info): Tweak
7897 prototype accordingly.
7899 2002-03-04 Krister Walfridsson <cato@df.lth.se>
7901 * config.gcc (*-*-netbsd*): Add t-slibgcc-elf-ver to tmake_file.
7903 2002-03-05 Joseph S. Myers <jsm28@cam.ac.uk>
7905 * configure.in: Increase required makeinfo version to 4.1.
7906 * configure: Regenerate.
7908 2002-03-04 Geoffrey Keating <geoffk@redhat.com>
7910 * .cvsignore: Remove *.info* and genrtl*; these files are generated
7911 elsewhere now.
7913 2002-03-04 Joseph S. Myers <jsm28@cam.ac.uk>
7915 * doc/include/texinfo.tex: Update to version 2002-03-01.06.
7916 * doc/invoke.texi: Fix @math uses.
7918 Mon Mar 4 15:33:54 CET 2002 Jan Hubicka <jh@suse.cz>
7920 * toplev.c (rest_of_compilation): Cleanup CFG after dead jumptables
7921 removal
7923 2002-03-03 Aldy Hernandez <aldyh@redhat.com>
7925 * config.gcc (powerpc-*-eabialtivec*): Use t-ppcendian.
7926 (powerpc-*-eabisimaltivec*): Same.
7928 * config/rs6000/t-ppcendian: New.
7930 2002-03-04 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
7932 * c4x-protos.h, c4x.h, c4x.c, c4x.md: Add new functions
7933 nonimmediate_src_operand and nonimmediate_lsrc_operand to
7934 disallow ZERO_EXTEND with CONST_INT or CONST_DOUBLE.
7936 2002-03-03 Richard Henderson <rth@redhat.com>
7938 * toplev.c (rest_of_decl_compilation): Revert last two changes.
7940 2002-03-03 Zack Weinberg <zack@codesourcery.com>
7942 * emit-rtl.c, final.c, fold-const.c, gengenrtl.c, optabs.c,
7943 print-tree.c, real.c, real.h, recog.c, rtl.c, simplify-rtx.c,
7944 tree.c, config/m68k/m68k.c:
7945 Remove all #ifndef REAL_ARITHMETIC blocks, make all #ifdef
7946 REAL_ARITHMETIC blocks unconditional. Delete some further
7947 #ifdef blocks predicated on REAL_ARITHMETIC.
7948 * flags.h, toplev.c: Delete remaining references to
7949 flag_pretend_float.
7951 * doc/invoke.texi: Remove documentation of -fpretend-float.
7952 * doc/tm.texi: Describe the various REAL_* macros as provided by
7953 real.h, not by the target configuration files.
7955 * config/alpha/alpha.h, config/alpha/unicosmk.h, config/arm/arm.h,
7956 config/avr/avr.h, config/c4x/c4x.h, config/convex/convex.h,
7957 config/cris/cris.h, config/d30v/d30v.h, config/dsp16xx/dsp16xx.h,
7958 config/h8300/h8300.h, config/i370/i370.h, config/i386/i386.h,
7959 config/i386/osf1elf.h, config/i960/i960.h, config/ia64/ia64.h,
7960 config/m32r/m32r.h, config/m68hc11/m68hc11.h, config/m68k/dpx2.h,
7961 config/m68k/linux-aout.h, config/m68k/linux.h, config/m68k/m68k.h,
7962 config/m68k/sun3.h, config/m68k/vxm68k.h, config/mcore/mcore.h,
7963 config/mips/mips.h, config/mmix/mmix.h, config/mn10200/mn10200.h,
7964 config/mn10300/mn10300.h, config/pa/pa.h, config/pj/pj.h,
7965 config/rs6000/rs6000.h, config/s390/s390.h, config/sh/sh.h,
7966 config/sparc/freebsd.h, config/sparc/linux.h, config/sparc/linux64.h,
7967 config/sparc/sol2.h, config/sparc/sparc.h, config/sparc/vxsim.h,
7968 config/stormy16/stormy16.h, config/v850/v850.h, config/vax/vax.h,
7969 config/xtensa/xtensa.h:
7970 Do not define, undefine, or mention in comments any of
7971 REAL_ARITHMETIC, REAL_VALUE_ATOF, REAL_VALUE_HTOF,
7972 REAL_VALUE_ISNAN, REAL_VALUE_ISINF,
7973 REAL_VALUE_TO_TARGET_SINGLE, REAL_VALUE_TO_TARGET_DOUBLE,
7974 REAL_VALUE_TO_TARGET_LONG_DOUBLE, REAL_VALUE_TO_DECIMAL,
7975 REAL_VALUE_TYPE, REAL_VALUES_EQUAL, REAL_VALUES_LESS,
7976 REAL_VALUE_LDEXP, REAL_VALUE_FIX, REAL_VALUE_UNSIGNED_FIX,
7977 REAL_VALUE_RNDZINT, REAL_VALUE_UNSIGNED_RNDZINT,
7978 REAL_INFINITY, REAL_VALUE_NEGATE, REAL_VALUE_TRUNCATE,
7979 REAL_VALUE_TO_INT, or REAL_VALUE_FROM_INT.
7981 2002-03-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7983 * 1750a.h, a29k.h, alpha.h, arc.h, arm.h, avr.h, c4x.h, clipper.h,
7984 convex.h, cris.h, d30v.h, dsp16xx.h, elxsi.h, fr30.h, h8300.h,
7985 i370.h, i386.h, i860.h, i960.h, ia64.h, m32r.h, m68hc11.h, m68k.h,
7986 m88k.h, mcore.h, mips.h, mmix.h, mn10200.h, mn10300.h, ns32k.h,
7987 pa.h, pdp11.h, pj.h, romp.h, rs6000.h, s390.h, sh.h, sparc.h,
7988 stormy16.h, v850.h, vax.h, we32k.h, xtensa.h (BITS_PER_WORD):
7989 Delete.
7990 * defaults.h (BITS_PER_WORD): Define.
7991 * doc/tm.texi (BITS_PER_WORD): Document default value.
7993 * 1750a.h, avr.h, convex.h, d30v.h, dsp16xx.h, fr30.h, ia64.h,
7994 m68hc11.h, m88k.h, mips.h, pdp11.h, rs6000.h, sparc.c,
7995 stormy16.h, xtensa.h, vmsdbgout.c (CHAR_TYPE_SIZE): Delete.
7997 2002-03-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7999 * attribs.c (init_attributes, decl_attributes): Use ARRAY_SIZE in
8000 lieu of explicit sizeof/sizeof.
8001 * i386.c (override_options, ix86_init_mmx_sse_builtins,
8002 ix86_expand_builtin): Likewise.
8003 * mips.c (mips_add_gc_roots): Likewise.
8004 * mmix.c (mmix_output_condition): Likewise.
8005 * rs6000.c (rs6000_override_options, altivec_expand_builtin,
8006 altivec_init_builtins): Likewise.
8007 * sparc.c (mark_ultrasparc_pipeline_state): Likewise.
8008 * cppexp.c (Nsuff, parse_number): Likewise.
8009 * cppinit.c (builtin_array_end): Likewise.
8010 * gcc.c (n_default_compilers, process_command): Likewise.
8011 * genpreds.c (output_predicate_decls): Likewise.
8012 * ggc-page.c (NUM_EXTRA_ORDERS): Likewise.
8013 * lcm.c (N_ENTITIES): Likewise.
8014 * stor-layout.c (set_sizetype): Likewise.
8016 2002-03-03 Richard Henderson <rth@redhat.com>
8018 * toplev.c (rest_of_decl_compilation): Do not invoke make_decl_rtl
8019 for types or labels.
8021 2002-03-03 Richard Henderson <rth@redhat.com>
8023 * c-decl.c (start_decl): Initialized variables are not common.
8025 2002-03-02 Per Bothner <per@bothner.com>
8027 * gcc.c (option_map): Suport new --bootclasspath option.
8028 --CLASSPATH is now just an alias for --classpath.
8030 2002-03-02 Richard Henderson <rth@redhat.com>
8032 * config/i386/i386.h (ix86_expand_prologue): Do not emit pic register
8033 load if "internal" visibility.
8034 * doc/extend.texi: Document visibility meanings.
8036 2002-03-02 Richard Henderson <rth@redhat.com>
8038 * config/i386/i386.h (ENCODE_SECTION_INFO): MODULE_LOCAL_P applies
8039 to functions as well.
8041 2002-03-02 Richard Henderson <rth@redhat.com>
8043 * attribs.c (handle_alias_attribute): Don't call assemble_alias.
8044 (handle_visibility_attribute): Don't call assemble_visibility.
8045 * toplev.c (rest_of_decl_compilation): Invoke make_decl_rtl even
8046 without asmspec. Invoke assemble_alias when needed.
8047 * varasm.c (maybe_assemble_visibility): New.
8048 (assemble_start_function, assemble_variable, assemble_alias): Use it.
8050 2002-03-02 Richard Henderson <rth@redhat.com>
8052 * varasm.c (make_decl_rtl): Remove call to REDO_SECTION_INFO_P;
8053 invoke ENCODE_SECTION_INFO with first call flag.
8055 * config/darwin-protos.h, config/darwin.c, config/darwin.h,
8056 config/a29k/a29k.h, config/alpha/alpha-protos.h, config/alpha/alpha.c,
8057 config/alpha/alpha.h, config/arc/arc.h, config/arm/arm-protos.h,
8058 config/arm/arm.h, config/arm/pe.c, config/arm/pe.h,
8059 config/avr/avr-protos.h, config/avr/avr.c, config/avr/avr.h,
8060 config/c4x/c4x-protos.h, config/c4x/c4x.c, config/c4x/c4x.h,
8061 config/cris/cris-protos.h, config/cris/cris.c, config/cris/cris.h,
8062 config/d30v/d30v.h, config/h8300/h8300.h, config/i370/i370.h,
8063 config/i386/cygwin.h, config/i386/i386-interix.h, config/i386/i386.h,
8064 config/i386/osfrose.h, config/i386/win32.h, config/i386/winnt.c,
8065 config/ia64/ia64-protos.h, config/ia64/ia64.c, config/ia64/ia64.h,
8066 config/m32r/m32r-protos.h, config/m32r/m32r.c, config/m32r/m32r.h,
8067 config/m68hc11/m68hc11-protos.h, config/m68hc11/m68hc11.c,
8068 config/m68hc11/m68hc11.h, config/m88k/m88k.h,
8069 config/mcore/mcore-protos.h, config/mcore/mcore.c,
8070 config/mcore/mcore.h, config/mips/mips.h, config/ns32k/ns32k.h,
8071 config/pa/pa.h, config/romp/romp.h, config/rs6000/linux64.h,
8072 config/rs6000/rs6000-protos.h, config/rs6000/rs6000.c,
8073 config/rs6000/sysv4.h, config/rs6000/xcoff.h, config/s390/s390.h,
8074 config/sh/sh.h, config/sparc/sparc.h,
8075 config/stormy16/stormy16-protos.h, config/stormy16/stormy16.c,
8076 config/stormy16/stormy16.h, config/v850/v850.h, config/vax/vms.h,
8077 config/xtensa/xtensa.h, doc/tm.texi: ENCODE_SECTION_INFO now takes
8078 FIRST argument. As needed, examine it and do nothing.
8080 * config/darwin.h, config/alpha/alpha.h, config/arm/pe.h,
8081 config/i386/cygwin.h, config/ia64/ia64.h, config/m68hc11/m68hc11.h,
8082 config/mcore/mcore.h: Remove REDO_SECTION_INFO_P.
8084 * config/arm/t-pe (pe.o): Add dependencies.
8086 2002-03-02 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8088 * a29k.h, alpha.h, arc.h, arm.h, avr.h, clipper.h, convex.h,
8089 cris.h, d30v.h, elxsi.h, fr30.h, h8300.h, i370.h, i386.h, i860.h,
8090 i960.h, ia64.h, m32r.h, m68hc11.h, m68k.h, m88k.h, mcore.h,
8091 mips.h, mmix.h, mn10200.h, mn10300.h, ns32k.h, pa.h, pdp11.h,
8092 pj.h, romp.h, rs6000.h, s390.h, sh.h, sparc.h, stormy16.h, v850.h,
8093 vax.h, we32k.h, xtensa.h: (BITS_PER_UNIT): Delete.
8094 * defaults.h (BITS_PER_UNIT): Define.
8095 * doc/tm.texi (BITS_PER_UNIT): Document default value.
8097 2002-03-02 Kazu Hirata <kazu@hxi.com>
8099 * config/h8300/h8300-protos.h: Add a prototype for
8100 compute_a_shift_length.
8101 * config/h8300/h8300.c (h8300_asm_insn_count): New.
8102 (compute_a_shift_length): Likewise.
8103 (h8300_adjust_insn_length): Do not adjust insn length of shift
8104 insns.
8105 * config/h8300/h8300.md (anonymous shift patterns): Use
8106 compute_a_shift_length.
8108 Sat Mar 2 06:30:14 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
8110 * config/sparc/sparc.c (sparc_initialize_trampoline): Use
8111 trunc_int_for_mode.
8113 * emit-rtl.c (offset_address): Call update_temp_slot_address.
8115 2002-03-01 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8117 * Makefile.in (CRTSTUFF_CFLAGS): Add -fno-zero-initialized-in-bss.
8118 * doc/invoke.texi (-fno-zero-initialized-in-bss): Document.
8119 * flags.h (flag_zero_initialized_in_bss): Declare.
8120 * toplev.c (flag_zero_initialized_in_bss): New flag.
8121 (lang_independent_options): Add flag_zero_initialized_in_bss.
8122 * tree.c (initializer_zerop): New function.
8123 * tree.h (initializer_zerop): Declare.
8124 * varasm.c (assemble_variable): If we can emit bss, put zero
8125 initializers in the bss section.
8127 2002-03-02 Alan Modra <amodra@bigpond.net.au>
8129 * config/rs6000/rs6000.h (ASM_WEAKEN_DECL): AIX assembler doesn't
8130 like more than one symbol per .weak directive.
8132 2002-03-01 Richard Henderson <rth@redhat.com>
8134 * config/ia64/ia64.c (ia64_initial_elimination_offset): Do not
8135 adjust argument_pointer by pretend_args_size.
8136 (ia64_va_start): Adjust va_start address by -pretend_args_size.
8138 2002-03-01 Kazu Hirata <kazu@hxi.com>
8140 * config/h8300/h8300.c (h8300_adjust_insn_length): Clean up.
8142 Fri Mar 1 20:59:14 CET 2002 Jan Hubicka <jh@suse.cz>
8144 * toplev.c (rest_of_compilation): Delete dead jumptables before
8145 loop.
8146 * flow.c (delete_dead_jumptables): Make global.
8147 * rtl.h (delete_dead_jumptables): Declare.
8149 2002-03-01 David Edelsohn <edelsohn@gnu.org>
8151 * config/rs6000/rs6000.h (HANDLE_PRAGMA_PACK): Delete.
8152 * config/rs6000/darwin.h (HANDLE_SYSV_PRAGMA): Define.
8153 * config/rs6000/xcoff.h (COLLECT_EXPORT_LIST): Delete.
8155 2002-03-01 Kazu Hirata <kazu@hxi.com>
8157 * config/h8300/h8300-protos.h: Fix formatting.
8158 * config/h8300/h8300.c: Likewise.
8159 * config/h8300/h8300.h: Likewise.
8161 2002-03-01 Kazu Hirata <kazu@hxi.com>
8163 * config/h8300/h8300.c (print_operand): Support 16-bit
8164 constant addresses.
8165 * config/h8300/h8300.h (TINY_CONSTANT_ADDRESS_P): New.
8167 2002-02-28 Richard Henderson <rth@redhat.com>
8169 * expmed.c (store_bit_field): Prevent generation of CONCATs;
8170 pun complex values as integers; use gen_lowpart instead of
8171 gen_rtx_SUBREG.
8172 (extract_bit_field): Likewise.
8174 2002-03-01 Alan Modra <amodra@bigpond.net.au>
8175 David Edelsohn <edelsohn@gnu.org>
8177 * doc/tm.texi (ASM_WEAKEN_DECL): Document.
8178 (ASM_WEAKEN_LABEL): Mention ASM_WEAKEN_DECL.
8179 (SUPPORTS_WEAK): Likewise.
8180 * output.h (add_weak): Add tree param.
8181 * varasm.c (add_weak): Likewise. Save decl.
8182 (struct weak_syms): Add decl field.
8183 (mark_weak_decls): New function.
8184 (init_varasm_once): ggc_add_root mark_weak_decls.
8185 (assemble_start_function): Use ASM_WEAKEN_DECL.
8186 (assemble_variable): Likewise.
8187 (assemble_alias): Likewise.
8188 (declare_weak): Pass decl to add_weak.
8189 (weak_finish): Use ASM_WEAKEN_DECL. Try to find decl.
8190 (remove_from_pending_weak_list): Declare and define for
8191 ASM_WEAKEN_DECL.
8192 * c-pragma.c (handle_pragma_weak): Adjust add_weak call.
8193 * c-pragma.h (HANDLE_PRAGMA_WEAK): Define if ASM_WEAKEN_DECL too.
8194 * defaults.h (SUPPORTS_WEAK): Likewise.
8195 * config/rs6000/linux64.h (ASM_DECLARE_FUNCTION_NAME): Don't emit
8196 .weak for code sym. Do emit .size for descriptor sym.
8197 (ASM_DECLARE_FUNCTION_SIZE): Define.
8198 * config/rs6000/rs6000.h (ASM_WEAKEN_DECL): Define.
8199 (ASM_OUTPUT_DEF_FROM_DECLS): Don't emit .weak here. Don't output
8200 .lglobl unless TARGET_XCOFF. Formatting fixes.
8201 * config/rs6000/xcoff.h (ASM_DECLARE_FUNCTION_NAME): Don't emit
8202 .weak for code sym.
8203 (HANDLE_PRAGMA_WEAK): Remove.
8204 (ASM_WEAKEN_LABEL): Remove.
8205 * config/rs6000/aix.h (HANDLE_SYSV_PRAGMA): Define.
8207 2002-03-01 Jason Merrill <jason@redhat.com>
8209 * tree.h (TARGET_EXPR_SLOT, TARGET_EXPR_INITIAL): New macros.
8210 (TARGET_EXPR_CLEANUP): New macro.
8212 2002-02-28 Steve Ellcey <sje@cup.hp.com>
8214 * doc/rtl.texi (SUBREG_PROMOTED_UNSIGNED_P): Change definition
8215 to take ptr_extend into account as third type of extension.
8216 (SUBREG_PROMOTED_UNSIGNED_SET): Definition of new macro to set bit
8217 fields used by SUBREG_PROMOTED_UNSIGNED_P.
8218 * rtl.h (SUBREG_PROMOTED_UNSIGNED_SET): New macro.
8219 (SUBREG_PROMOTED_UNSIGNED_P): Change to return -1 as well as 0 or 1.
8220 * calls.c (precompute_arguments): Use new macro.
8221 (expand_call): Ditto.
8222 * combine.c (nonzero_bits): Ditto.
8223 (record_promoted_value): Ditto.
8224 * expr.c (store_expr): Ditto.
8225 (expand_expr): Ditto.
8226 * function.c (assign_parms): Ditto.
8228 2002-02-28 Alexandre Oliva <aoliva@redhat.com>
8230 * gcc.c (init_gcc_specs): Get -static and -static-libgcc to
8231 override -shared and -shared-libgcc.
8233 2002-02-28 David O'Brien <obrien@FreeBSD.org>
8235 * config.gcc (sparc64-*-freebsd): Explicitly accept a cpu specification
8236 of "ultrasparc".
8237 * config/sparc/freebsd.h: Do not use MASK_FASTER_STRUCTS. It appears
8238 to be broken.
8240 2002-02-28 Richard Henderson <rth@redhat.com>
8242 * config/ia64/ia64.c (ia64_adjust_cost): All non-MM consumers have
8243 4 cycle latency from MM producers.
8244 (ia64_internal_sched_reorder): Likewise with pipeline flush.
8246 2002-02-28 Jakub Jelinek <jakub@redhat.com>
8248 * mklibgcc.in: Don't use GNU make extension.
8250 2002-02-28 Neil Booth <neil@daikokuya.demon.co.uk>
8252 * c-parse.in (STATIC): New terminal.
8253 (scspec): New non-terminal. Update productions accordingly.
8254 (program): Remove bogus ifc / end ifc.
8255 (array_declarator): Simplify production using STATIC.
8257 2002-02-28 Jim Meyering <meyering@lucent.com>
8259 * cpplex.c (cpp_parse_escape): Restore mistakenly-removed code:
8260 \a still means TARGET_BELL.
8262 2002-02-28 Richard Henderson <rth@redhat.com>
8264 * haifa-sched.c (sched_emit_insn): New.
8265 (schedule_block): Use last_scheduled_insn to track last insn.
8266 * sched-int.h (sched_emit_insn): Prototype.
8267 * config/ia64/ia64.c (last_issued): Remove.
8268 (ia64_variable_issue): Don't set it.
8269 (nop_cycles_until): Use sched_emit_insn.
8271 2002-02-28 Andrew MacLeod <amacleod@redhat.com>
8273 * config/sparc/sparc.c (sparc64_initialize_trampoline): Generate sign
8274 extended constants.
8276 2002-02-28 Kazu Hirata <kazu@hxi.com>
8278 * config/h8300/h8300.c: Fix formatting.
8279 * config/h8300/h8300.h: Likewise.
8281 2002-02-28 Marek Michalkiewicz <marekm@amelek.gda.pl>
8283 * config/avr/avr.c (avr_hard_regno_mode_ok): Do not allow r29
8284 which may overwrite the high byte of the frame pointer.
8286 2002-02-28 Bo Thorsen <bo@suse.de>
8288 * config/i386/linux64.h (LINK_SPEC): Fix 32/64 bit compilation.
8289 (STARTFILE_SPEC): Add 64 bit files.
8290 (ENDFILE_SPEC): Likewise.
8292 2002-02-28 Jason Merrill <jason@redhat.com>
8294 * c-decl.c (finish_function): Only warn about missing return
8295 statement with -Wreturn-type.
8297 Don Feb 28 11:24:30 CET 2002 Jan Hubicka <jh@suse.cz>
8299 * cfgrtl.c (purge_dead_edges): Fix handling of EH edges.
8301 * i386.h (CONDITIONAL_REGISTER_USAGE): Do not write to
8302 PIC_OFFSET_TABLE_REGNUM when it is INVALID_REGNUM
8304 Don Feb 28 11:07:36 CET 2002 Jan Hubicka <jh@suse.cz>
8306 * basic-block.h (BB_REACHABLE): Renumber.
8307 (BB_DIRTY, BB_NEW): New flags.
8308 (clear_bb_flags): Declare.
8309 (update_life_info_in_dirty_blocks): Declare.
8310 * cfg.c (clear_bb_flags): New function.
8311 * cfgrtl.c (create_basic_block_structure): Set flags to BB_NEW.
8312 * emit-rtl.c (add_insn_after, add_insn_before, remove_insn,
8313 reorder_insns, emit_insn_after): Mark block as dirty.
8314 * flow.c (update_life_info): Fix clearing of PROP_LOG_LINKS.
8315 (update_life_info_in_dirty_blocks): New function.
8316 * recog.c (apply_change_group): Dirtify block.
8318 * cse.c (cse_insn): Reorder emitting of jump insn to keep
8319 cfg consistent.
8320 * gcse.c (delete_null_pointer_checks): Likewise.
8322 * toplev.c (dump_file_index): Move cse2 after bp,
8323 add DFI_null
8324 (dump_file_info): Similary.
8325 (rest_of_compilation): Avoid most of CFG rebuilds;
8326 do first if converision after null pointer checks, do cse2
8327 after branch prediction; avoid full liveness rebuild after
8328 initializing subregs.
8329 * invoke.texi (-d options): Document -du, renumber.
8331 * cfgcleanup.c (bb_flags): Remove BB_UPDATE_LIFE.
8332 (notice_new_block): Do not set BB_UPDATE_LIFE.
8333 (try_forward_edges, merge_blocks_move_predecessor_nojumps,
8334 merge_blocks_move_successor_nojumps, merge_blocks,
8335 try_crossjump_to_edge): Likewise.
8336 (try_optimize_cfg): Likewise; use update_life_info_in_dirty_blocks.
8337 * cfgrtl.c (merge_blocks_nomove): Copy b's flags to a.
8338 * ifcvt.c (SET_UPDATE_LIFE, UPDATE_LIFE): Kill.
8339 (merge_of_block): Do not use life_data_ok.
8340 (find_if_case_1): Do not use SET_UPDATE_LIFE.
8341 (if_convert): Use BB_DIRTY mechanizm to update life.
8342 * lcm.c (optimize_mode_switching): Update
8343 update_life_info_in_dirty_blocks
8345 2002-02-28 Neil Booth <neil@daikokuya.demon.co.uk>
8347 * Makefile.in (integrate.o): Update.
8348 * c-decl.c (copy_lang_decl): Rename.
8349 * c-lang.c (LANG_HOOKS_DUP_LANG_SPECIFIC_DECL): Redefine.
8350 * integrate.c: Include langhooks.h.
8351 (copy_decl_for_inlining): Update to use langhook.
8352 * langhooks-def.h (lhd_do_nothing_t,
8353 LANG_HOOKS_DUP_LANG_SPECIFIC_DECL): New.
8354 (LANG_HOOKS_INITIALIZER): Update.
8355 * langhooks.c (lhd_do_nothing_t): New.
8356 * langhooks.h (struct lang_hooks): Add dup_lang_specific_decl.
8357 * tree.h (copy_lang_decl): Remove.
8358 objc:
8359 * objc-lang.c (LANG_HOOKS_DUP_LANG_SPECIFIC_DECL): Redefine.
8361 2002-02-27 Andrew MacLeod <amacleod@redhat.com>
8363 * dwarf2out.c (stack_adjust_offset): Add support for POST_INC,
8364 POST_DEC, and POST_MODIFY.
8366 2002-02-27 Zack Weinberg <zack@codesourcery.com>
8368 * c-typeck.c (digest_init): Remove unused parameter; all
8369 callers changed.
8371 2002-02-27 Geoffrey Keating <geoffk@redhat.com>
8373 * expmed.c (expand_shift): Correctly test for low part of a
8374 subreg.
8376 2002-02-27 Ulrich Weigand <uweigand@de.ibm.com>
8378 * config/s390/s390.c (s390_chunkify_pool): Do not confuse
8379 insn UIDs with insn addresses.
8381 2002-02-27 Zack Weinberg <zack@codesourcery.com>
8383 * c-common.c, c-common.h, c-decl.c, c-lex.c, c-parse.in,
8384 c-tree.h, c-typeck.c, cppexp.c, cpplex.c, cpplib.c, cpplib.h,
8385 cppmacro.c, objc/lang-specs.h, objc/objc-act.c,
8386 builtin-types.def, builtins.def, dwarf2out.c, dwarfout.c,
8387 gcc.c, toplev.c: Delete code implementing -traditional mode.
8389 * doc/bugreport.texi, doc/cpp.texi, doc/extend.texi,
8390 doc/invoke.texi, doc/standards.texi, doc/trouble.texi:
8391 Document removal of -traditional mode for compilation, and
8392 remove documentation only relevant to that mode.
8394 * config/nextstep.h, config/ptx4.h, config/svr4.h,
8395 config/convex/convex.h, config/d30v/d30v.h,
8396 config/i386/dgux.h, config/i386/osf1elf.h,
8397 config/i386/osfelf.h, config/i386/osfrose.h,
8398 config/i386/sco5.h, config/i386/sol2.h, config/m68k/a-ux.h,
8399 config/m68k/hp310.h, config/m88k/dgux.h,
8400 config/m88k/dguxbcs.h, config/m88k/luna.h, config/m88k/m88k.c,
8401 config/m88k/m88k.h, config/m88k/openbsd.h,
8402 config/mips/abi64.h, config/mips/osfrose.h,
8403 config/mips/svr4-5.h, config/mips/svr4-t.h,
8404 config/sparc/sol2-sld-64.h, config/sparc/sol2.h,
8405 config/stormy16/stormy16.h: Remove all references to
8406 -traditional from target specs. Delete all mention of the
8407 no-longer-necessary TRADITIONAL_RETURN_FLOAT macro. Also
8408 delete a couple of commented-out definitions of
8409 DOLLARS_IN_IDENTIFIERS, with (incorrect) commentary referring
8410 to -traditional.
8412 * system.h: Poison TRADITIONAL_RETURN_FLOAT.
8413 * doc/tm.texi: Remove mention of TRADITIONAL_RETURN_FLOAT macro.
8415 2002-02-27 Zack Weinberg <zack@codesourcery.com>
8417 * mklibgcc.in: Don't use \n in a line subject to
8418 interpretation by echo.
8420 2002-02-27 Graham Stott <grahams@redhat.com>
8422 * config/rs6000/rs6000.h (ASM_OUTPUT_DEF_FROM_DELC):
8423 Constify NAME.
8425 * loop.c (prescan_loop): Handle PARALLEL.
8427 * unroll.c (loop_iterations): Return 0 if the add_val for
8428 a BIV is REG.
8430 * final.c (output_operand_lossage): Constify PFX_STR.
8432 * df.c (df_insn_refs_record): Use XEXP (x, 0) for USE.
8434 Wed Feb 27 10:45:19 CET 2002 Jan Hubicka <jh@suse.cz>
8436 * linux64.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Remove.
8437 * x86-64.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Allways define.
8439 Wed Feb 27 10:39:20 CET 2002 Jan Hubicka <jh@suse.cz>
8441 * linux64.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Define.
8443 2002-02-27 Neil Booth <neil@daikokuya.demon.co.uk>
8445 * cpplex.c (_cpp_lex_token): Handle directives in macro
8446 arguments.
8447 * cpplib.c (_cpp_handle_directive): Save and restore state
8448 if parsing macro args when entering a directive.
8449 * cppmacro.c (collect_args): No need to handle directives
8450 in macro arguments.
8451 (enter_macro_context, replace_args): Use the original macro
8452 definition in case it was redefined whilst collecting arguments.
8453 doc:
8454 * cpp.texi: Update.
8456 2002-02-26 David Edelsohn <edelsohn@gnu.org>
8458 * config/rs6000/aix43.h (THREAD_MODEL_SPEC): Delete.
8459 * config/rs6000/aix51.h (THREAD_MODEL_SPEC): Delete.
8460 * config/rs6000/rs6000.c (rs6000_return_addr): Use efficient
8461 method on AIX.
8462 * config/rs6000/rs6000.md (movsi_low): Use gpc_reg_operand.
8463 (movsi_low_st, movdf_low, movdf_low_st, movsf_low, movsf_low_st): Same.
8464 (load_toc_v4_PIC_2): Same.
8466 2002-02-26 Alan Modra <amodra@bigpond.net.au>
8468 * config/rs6000/rs6000.md (load_toc_aix_di): Handle TARGET_RELOCATABLE.
8470 2002-02-26 Richard Henderson <rth@redhat.com>
8472 * config/alpha/alpha.md (ashldi_se): Re-enable.
8474 2002-02-26 Richard Henderson <rth@redhat.com>
8476 * config/alpha/alpha.c (alpha_encode_section_info): Examine
8477 MODULE_LOCAL_P; improve commentary.
8479 2002-02-26 Zack Weinberg <zack@codesourcery.com>
8481 * doc/cpp.texi: Clarify documentation of relationship between
8482 #line and #include.
8484 2002-02-26 Kazu Hirata <kazu@hxi.com>
8486 * config/h8300/h8300-protos.h: Update the prototype for
8487 compute_logical_op_length. Add the prototype for
8488 compute_logical_op_cc.
8489 * config/h8300/h8300.c (compute_logical_op_length): Figure out
8490 code from operands.
8491 (compute_logical_op_cc): New.
8492 * config/h8300/h8300.md: Combine all the logical op patterns
8493 in HImode and SImode. Use compute_logical_op_cc.
8495 2002-02-26 Kelley Cook <kelleycook@comcast.net>
8497 * config/i386/i386.c (print_operand): Don't append ATT-style
8498 length suffixs to x87 opcodes when in Intel mode.
8500 2002-02-26 Ryan T. Sammartino <ryants@shaw.ca>
8502 * emit-rtl.c (gen_const_vector_0): Remove TYPE argument.
8503 (init_emit_once): Update calls.
8504 * fixinc/gnu-regex.c (_GNU_SOURCE): Remove.
8505 (init_syntax_once): Prototype.
8507 2002-02-26 John David Anglin <dave@hiauly1.hia.nrc.ca>
8509 * pa-linux.h (LIB_SPEC): Update definition.
8510 * pa32-linux.h (LINK_COMMAND_SPEC): Delete.
8512 2002-02-26 Richard Henderson <rth@redhat.com>
8514 * config/ia64/ia64.c (nop_cycles_until): Do init_insn_group_barriers
8515 if we emitted a stop bit.
8517 2002-02-26 Jakub Jelinek <jakub@redhat.com>
8519 * configure.in (libgcc_visibility): Substitute.
8520 * configure: Rebuilt.
8521 * mklibgcc.in: If libgcc_visibility = yes, make libgcc.a global
8522 defined symbols .hidden.
8524 2002-02-26 Jakub Jelinek <jakub@redhat.com>
8526 * attribs.c (c_common_attribute_table): Add visibility.
8527 (handle_visibility_attribute): New function.
8528 * varasm.c (assemble_visibility): New function.
8529 * output.h (assemble_visibility): Add prototype.
8530 * tree.h (MODULE_LOCAL_P): Define.
8531 * crtstuff.c (__dso_handle): Use visibility attribute.
8532 * config/i386/i386.h (ENCODE_SECTION_INFO): Set SYMBOL_REF_FLAG
8533 for MODULE_LOCAL_P symbols too.
8534 * config/ia64/ia64.c (ia64_encode_section_info): Handle
8535 MODULE_LOCAL_P symbols the same way as local symbols.
8536 Add SDATA_NAME_FLAG_CHAR even if decl was explicitely forced
8537 into .sdata/.sbss by the user.
8538 * doc/extend.texi (Function Attributes): Document visibility
8539 attribute.
8541 2002-02-26 Jakub Jelinek <jakub@redhat.com>
8543 PR debug/5770
8544 * dwarf2out.c (rtl_for_decl_location): Return CONST_STRING for
8545 STRING_CST initializer spanning the whole variable without
8546 embedded zeros.
8547 If expand_expr returned MEM, don't use it.
8549 2002-02-26 Alexandre Oliva <aoliva@redhat.com>
8551 * dwarf2out.c (gen_inlined_subroutine_die): If block is abstract,
8552 generate a die for the lexical block.
8554 2002-02-26 Kazu Hirata <kazu@hxi.com>
8556 * config/h8300/h8300-protos.h: Add a prototype for
8557 compute_logical_op_length.
8558 * config/h8300/h8300.c (compute_logical_op_length): New.
8559 * config/h8300/h8300.md (anonymous logical patterns): Use
8560 compute_logical_op_length for length.
8562 2002-02-26 Aldy Hernandez <aldyh@redhat.com>
8564 * dwarf2out.c (modified_type_die): Do not call type_main_variant
8565 for vectors.
8566 (gen_type_die): Same.
8568 * attribs.c (handle_vector_size_attribute): Set debug information.
8570 2002-02-26 Daniel Egger <degger@fhm.edu>
8572 * config/rs6000/rs6000.md: Swap define_insn attributes to
8573 fix incorrect generation of merge high instructions instead
8574 of merge low.
8576 2002-02-26 Aldy Hernandez <aldyh@redhat.com>
8578 * c-typeck.c (really_start_incremental_init): Use
8579 bitsize_zero_node for vectors.
8581 2002-02-26 Aldy Hernandez <aldyh@redhat.com>
8583 * config/rs6000/rs6000.md (get_vrsave_internal): Fix typo.
8584 ("*set_vrsave_internal"): Same.
8586 2002-02-25 Richard Henderson <rth@redhat.com>
8588 * expr.c (expand_expr) [MULT_EXPR]: Do not apply distributive law
8589 in EXPAND_SUM case. Use host_integerp/tree_low_cst.
8591 2002-02-25 Jakub Jelinek <jakub@redhat.com>
8593 PR target/5755
8594 * config/i386/i386.c (ix86_return_pops_args): Only pop
8595 fake structure return argument if it was passed on the stack.
8597 2002-02-25 Jason Merrill <jason@redhat.com>
8599 * attribs.c (decl_attributes): Also re-layout PARM_DECL and
8600 RESULT_DECL.
8602 2002-02-25 Alexandre Oliva <aoliva@redhat.com>
8604 * gcc.c (init_gcc_specs): Get -shared-libgcc along with -shared to
8605 link with shared_name only.
8606 * doc/invoke.texi (Link Options): Document new behavior.
8608 2002-02-25 Aldy Hernandez <aldyh@redhat.com>
8610 * c-typeck.c (push_init_level): Handle vectors.
8612 2002-02-25 Alexandre Oliva <aoliva@redhat.com>
8614 * config/sparc/sparc.c (const64_high_operand): Zero-extend
8615 operands of SPARC_SETHI_P.
8616 (input_operand): Likewise.
8617 (sparc_emit_set_const32): Likewise.
8618 * config/sparc/sparc.h (SPARC_SETHI_P): Disregard TARGET_ARCH64.
8619 (SPARC_SETHI32_P): Zero-extend operand from 32 bits.
8620 (CONST_OK_FOR_LETTER_P): Use SETHI32 for `K'. Add `N' as SETHI.
8621 * config/sparc/sparc.md (movdi_insn_sp64_novis): Use `N'.
8622 (movdi_insn_sp64_vis): Likewise.
8623 (movdi split, movdf split): Use SETHI32.
8624 * doc/md.texi: Document SPARC constraints L, M and N.
8626 2002-02-25 Aldy Hernandez <aldyh@redhat.com>
8628 * config/rs6000/rs6000.md ("get_vrsave_internal"): New.
8629 ("*set_vrsave_internal"): use mfspr for Darwin.
8631 * config/rs6000/rs6000.c (rs6000_emit_prologue): Call
8632 gen_get_vrsave_internal.
8634 Sun Feb 24 16:38:56 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
8636 * optabs.c (widen_operand): Properly handle CONST_INT for NO_EXTEND.
8638 2002-02-24 Neil Booth <neil@daikokuya.demon.co.uk>
8640 * cpplex.c (cpp_interpret_charconst): Get signedness or
8641 otherwise of wide character constants correct.
8642 * cppexp.c (lex): Get signedness of wide charconsts correct.
8644 Sun Feb 24 07:41:31 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
8646 * optabs.c (widen_operand): Only call convert_modes for
8647 promoted SUBREG if signedness matches.
8648 * config/alpha/alpha.md (*addsi_se2, *subsi_se2): New patterns.
8650 2002-02-23 Neil Booth <neil@daikokuya.demon.co.uk>
8652 * cpplib.c (glue_header_name): Use local buffer to build up
8653 header name.
8655 2002-02-23 Neil Booth <neil@daikokuya.demon.co.uk>
8657 * doc/cpp.texi, doc/invoke.texi: Update documentation for -MM.
8659 2002-02-23 Kazu Hirata <kazu@hxi.com>
8661 * config/h8300/h8300.c (output_simode_bld): Handle H8/300 and
8662 H8/300[HS] separately.
8663 * config/h8300/h8300.md: Remove the early clobber constraint
8664 from bit field patterns.
8666 2002-02-23 Kazu Hirata <kazu@hxi.com>
8668 * config/h8300/h8300.md (mulqihi3): Tighten predicates to
8669 register_operand.
8670 (mulhisi3): Likewise.
8671 (umulqisi3): Likewise.
8672 (umulhisi3): Likewise.
8674 2002-02-23 Neil Booth <neil@daikokuya.demon.co.uk>
8676 * cppinit.c (output_deps): Correct test for stdout output.
8677 (init_dependency_output): Cure warning.
8679 Sat Feb 23 08:42:47 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
8681 * expr.c (store_expr): When converting expression to promoted
8682 equivalent type, allow using SUBREG_REG of TARGET as the target
8683 of the expansion of EXP.
8684 * loop.c (basic_induction_var, case SUBREG): Always look inside.
8685 * config/alpha/alpha.c (rtx_equiv_function_matters): Delete decl.
8686 (alpha_emit_set_const): Handle SImode when can't make new pseudos.
8687 (alpha_emit_set_const_1, alpha_sa_mask): Use no_new_pseudos.
8688 * config/alpha/alpha.md (addsi3, subsi3): Don't use if optimizing.
8690 2002-02-23 Joseph S. Myers <jsm28@cam.ac.uk>
8692 * doc/contribute.texi, doc/extend.texi, doc/install.texi,
8693 doc/invoke.texi, doc/md.texi, doc/passes.texi, doc/rtl.texi,
8694 doc/standards.texi, doc/tm.texi: Remove trailing whitespace.
8696 2002-02-23 Jakub Jelinek <jakub@redhat.com>
8698 PR optimization/5747
8699 * loop.c (scan_loop): Update reg info if move_movables created new
8700 pseudos.
8702 2002-02-23 David Edelsohn <edelsohn@gnu.org>
8704 * gcc.c (init_gcc_spec): Revert last change.
8706 2002-02-23 David Edelsohn <edelsohn@gnu.org>
8708 * config/rs6000/rs6000.md (load_toc_aix_{si,di}): Use
8709 gpc_reg_operand constraint.
8711 2002-02-23 Alan Modra <amodra@bigpond.net.au>
8713 * config/rs6000/rs6000.c (num_insns_constant): Fix formatting.
8714 Simplify comparison of `low'.
8715 (add_operand): Fix formatting.
8716 (non_add_cint_operand): Use CONST_OK_FOR_LETTER_P.
8717 (mask_operand): Disallow mask to wrap in 64-bit mode.
8718 (rs6000_stack_info): Remove redundant test setting push_p.
8719 (output_toc): Fix formatting.
8720 * config/rs6000/rs6000.md (boolsi3, boolcsi3 splitters): Use
8721 cc_reg_not_cr0_operand constraint.
8722 (booldi3, boolcdi3 splitters): Same.
8724 2002-02-23 Aldy Hernandez <aldyh@redhat.com>
8726 * config/rs6000/altivec.h: Add extra level of parentheses on casts.
8728 2002-02-22 David Edelsohn <edelsohn@gnu.org>
8730 * gcc.c (init_gcc_spec): Do not link with static libgcc.a if
8731 gcc invoked with -shared-libgcc.
8733 2002-02-22 Jakub Jelinek <jakub@redhat.com>
8735 PR c++/5748
8736 * stmt.c (expand_anon_union_decl): Set TREE_USED on the anon union
8737 decl if any of elements was TREE_USED.
8739 2002-02-22 Alexandre Oliva <aoliva@redhat.com>
8741 * config/sparc/sol2.h: Don't include sys/mman.h.
8742 * config/sparc/sparc.c (arith_operand): Use SMALL_INT32.
8743 (arith_4096_operand): Don't throw high bits away.
8744 (const64_operand): Take sign extension of CONST_INTs into account.
8745 (const64_high_operand, sparc_emit_set_const32): Likewise.
8746 (GEN_HIGHINT64): Likewise.
8747 (sparc_emit_set_const64_quick1): Likewise.
8748 (const64_is_2insns): Likewise.
8749 (print_operand): Use trunc_int_for_mode for sign extension.
8750 * config/sparc/sparc.h (SMALL_INT32): Likewise.
8751 * config/sparc/sparc.md (movqi): Sign-extend CONST_DOUBLE
8752 chars. Assume CONST_INT is already properly sign-extended.
8753 (movdi split): Sign-extend each SImode part.
8754 (andsi3 split): Don't mask high bits off, so that result
8755 remains properly sign-extend.
8756 (iorsi3 split): Likewise.
8757 (xorsi3 split): Likewise.
8759 2002-02-22 Richard Sandiford <rsandifo@redhat.com>
8761 * fold-const.c (fold): Fix typo in comments.
8763 2002-02-21 Diego Novillo <dnovillo@redhat.com>
8765 * Makefile.in (langhooks.o): Update dependencies.
8767 2002-02-21 Diego Novillo <dnovillo@redhat.com>
8769 * langhooks.c: Include flags.h.
8771 2002-02-21 Aldy Hernandez <aldyh@redhat.com>
8773 * testsuite/gcc.dg/attr-alwaysinline.c: New.
8775 * c-common.c (c_common_post_options): Set inline trees by
8776 default.
8778 * doc/extend.texi (Function Attributes): Document always_inline
8779 attribute.
8780 Update documentation about inlining when not optimizing.
8782 * cp/decl.c (duplicate_decls): Merge always_inline attribute.
8784 * cp/tree.c (cp_cannot_inline_tree_fn): Do not inline at -O0
8785 unless DECL_ALWAYS_INLINE.
8787 * c-objc-common.c (c_cannot_inline_tree_fn): Do not inline at -O0
8788 unless DECL_ALWAYS_INLINE.
8789 (c_disregard_inline_limits): Disregard if always_inline set.
8791 * langhooks.c (lhd_tree_inlining_disregard_inline_limits):
8792 Disregard if always_inline set.
8793 (lhd_tree_inlining_cannot_inline_tree_fn): Do not inline at -O0
8794 unless DECL_ALWAYS_INLINE.
8796 * attribs.c (handle_always_inline_attribute): New.
8797 (c_common_attribute_table): Add always_inline.
8799 * config/rs6000/altivec.h: Add prototypes for builtins
8800 requiring the always_inline attribute.
8802 2002-02-21 Eric Christopher <echristo@redhat.com>
8804 * expmed.c (store_bit_field): Try to simplify the subreg
8805 before generating a new one when when the mode size of
8806 value is less than maxmode.
8808 2002-02-21 Richard Henderson <rth@redhat.com>
8810 * emit-rtl.c (offset_address): Use simplify_gen_binary rather
8811 than gen_rtx_PLUS to form the sum.
8812 * explow.c (force_reg): Rearrange to not allocate new pseudo
8813 when force_operand returns a register.
8814 * expr.c (expand_assignment): Allow offset_rtx expansion to
8815 return a sum. Do not force addresses into registers.
8816 (expand_expr): Likewise.
8817 * simplify-rtx.c (simplify_gen_binary): Use simplify_plus_minus
8818 to canonicalize arithmetic that didn't simpify.
8819 (simplify_plus_minus): New argument force; update
8820 all callers. Don't split CONST unless we can do something with it,
8821 and wouldn't lose the constness of the operands.
8823 * config/i386/i386.c (legitimize_pic_address): Recognize UNSPECs
8824 that we generated earlier.
8826 2002-02-21 Tom Tromey <tromey@redhat.com>
8828 * dwarf2out.c (DWARF_LINE_MIN_INSTR_LENGTH): Removed.
8829 (output_line_info): Use constant `1', with a long explanatory
8830 comment.
8831 * system.h (DWARF_LINE_MIN_INSTR_LENGTH): Poison.
8833 Thu Feb 21 22:43:44 2002 J"orn Rennecke <joern.rennecke@superh.com>
8835 * jump.c (redirect_jump): If old label has no UID, don't try to
8836 delete it.
8838 Thu Feb 21 21:17:21 2002 J"orn Rennecke <joern.rennecke@superh.com>
8840 * sh.md (insv): Provide byte offsets for gen_rtx_SUBREG.
8841 If input is constant, do shifts at compile time.
8843 2002-02-21 Joseph S. Myers <jsm28@cam.ac.uk>
8845 * doc/extend.texi: Fix some more overfull hboxes.
8847 2002-02-21 Jakub Jelinek <jakub@redhat.com>
8849 PR optimization/4994
8850 * config/i386/i386.md (movsi_1, movsf_1): Support MMX -> MMX
8851 register moves.
8853 2002-02-21 Jakub Jelinek <jakub@redhat.com>
8855 PR c++/4574
8856 * expr.h (expand_and): Add mode argument.
8857 * expmed.c (expand_and): Add mode argument.
8858 (expand_mult_highpart_adjust, emit_store_flag): Adjust callers.
8859 * expr.c (store_field, expand_expr, do_store_flag): Likewise.
8860 * except.c (expand_builtin_extract_return_addr): Likewise.
8861 * config/alpha/alpha.c (alpha_initialize_trampoline): Likewise.
8862 * config/sparc/sparc.c (sparc_initialize_trampoline): Likewise.
8863 * config/c4x/c4x.h (INITIALIZE_TRAMPOLINE): Likewise.
8864 Use GEN_INT (x) instead of gen_rtx (CONST_INT, VOIDmode, x).
8865 * config/c4x/c4x.md: Use GEN_INT (x) instead of
8866 gen_rtx (CONST_INT, VOIDmode, x).
8868 2002-02-21 Jakub Jelinek <jakub@redhat.com>
8870 PR c/4697:
8871 * stmt.c (warn_if_unused_value): Move side effects test once more.
8873 2002-02-20 Torbjorn Granlund <tege@swox.com>
8875 * config/avr/avr.md: Add more patterns for mized-mode add and subtract
8876 (addsi3_zero_extend, subhi3_zero_extend1, subsi3_zero_extend).
8878 Thu Feb 21 16:20:46 2002 Alexandre Oliva <aoliva@redhat.com>
8880 * rtlanal.c (replace_rtx): Don't make a CONST_INT the operand of
8881 SUBREG or ZERO_EXTEND.
8883 Thu Feb 21 15:35:46 2002 J"orn Rennecke <joern.rennecke@superh.com>
8885 * sh.h (current_function_anonymous_args): Remove.
8886 (SETUP_INCOMING_VARARGS): Don't set it - just check that one
8887 of current_function_varargs and current_function_stdarg is set.
8888 * sh.c (sh_expand_prologue): Check current_function_varargs /
8889 current_function_stdarg / TARGET_SH5 instead of
8890 current_function_anonymous_args.
8892 * sh64.h (TARGET_VERSION): Define.
8894 2002-02-20 David Edelsohn <edelsohn@gnu.org>
8896 * config/rs6000/rs6000.h (EPILOGUE_USES): Conditionalize
8897 VRSAVE_REGNO on TARGET_ALTIVEC.
8899 2002-02-20 Alan Modra <amodra@bigpond.net.au>
8901 * config/rs6000/rs6000.c (includes_lshift_p): Mask irrelevant
8902 bits of SImode const_int.
8903 (includes_rshift_p): Likewise.
8904 (print_operand): Call mask_operand and mask64_operand with correct
8905 mode.
8906 (rs6000_output_function_epilogue): Pad traceback table to word.
8907 * config/rs6000/rs6000.h (MASK_64BIT): Correct comment.
8908 (EXTRA_CONSTRAINT, 'S' and 'T'): Call mask_operand and
8909 mask64_operand with correct mode.
8910 (FUNCTION_ARG_REGNO_P): Correct parentheses.
8912 2002-02-20 Jakub Jelinek <jakub@redhat.com>
8914 PR debug/4461
8915 * varasm.c (get_pool_constant_mark): New.
8916 * rtl.h (get_pool_constant_mark): Add prototype.
8917 * dwarf2out.c (mem_loc_descriptor): A pool constant cannot
8918 be represented if it has not been output.
8920 2002-02-20 Alexandre Oliva <aoliva@redhat.com>
8922 * combine.c (do_SUBST): Sanity check substitutions of
8923 CONST_INTs, and reject them in SUBREGs and ZERO_EXTENDs.
8924 (subst): Simplify SUBREG or ZERO_EXTEND instead of SUBSTing a
8925 CONST_INT into its operand.
8926 (known_cond): Likewise, for ZERO_EXTEND.
8927 * simplify-rtx.c (simplify_unary_operation): Fix condition to
8928 allow for simplification of wide modes. Reject CONST_INTs in
8929 ZERO_EXTEND when their actual mode is not given.
8931 2002-02-20 Alexandre Oliva <aoliva@redhat.com>
8933 * c-decl.c (pushdecl): If no global declaration is found for an
8934 extern declaration in block scope, try a limbo one.
8936 2002-02-20 Jakub Jelinek <jakub@redhat.com>
8938 PR c++/4401
8939 * c-common.c (pointer_int_sum): Moved from...
8940 * c-typeck.c (pointer_int_sum): ...here.
8941 * c-common.h (pointer_int_sum): Add prototype.
8943 2002-02-20 Jakub Jelinek <jakub@redhat.com>
8945 PR c++/5713
8946 * c-decl.c (duplicate_decls): Return 0 if issued error about
8947 redeclaration.
8949 2002-02-20 Roger Sayle <roger@eyesopen.com>
8950 Jakub Jelinek <jakub@redhat.com>
8952 PR c/4389
8953 * tree.c (host_integerp): Ensure that the constant integer is
8954 representable in a HOST_WIDE_INT or an unsigned HOST_WIDE_INT
8955 when pos is zero or non-zero respectively. Clarify comment.
8956 * c-format.c (check_format_info_recurse): Fix host_integerp
8957 usage; the pos argument should be zero when assigning to a
8958 signed HOST_WIDE_INT.
8960 2002-02-20 Richard Henderson <rth@redhat.com>
8962 * config/i386/i386.c (ix86_expand_vector_move): Use the mode
8963 of the operand, rather than assuming TImode.
8964 (ix86_expand_binop_builtin): Cope with commutative patterns
8965 using nonimmediate_operand for both operands.
8966 (ix86_expand_timode_binop_builtin): Likewise.
8967 (ix86_expand_store_builtin): Validate operand 1.
8968 (ix86_expand_unop1_builtin): Likewise.
8970 2002-02-20 Philip Blundell <philb@gnu.org>
8972 PR 5705
8973 * config/arm/arm.h (HARD_REGNO_RENAME_OK): New macro.
8975 2002-02-20 Richard Henderson <rth@redhat.com>
8977 PR c/5615
8978 * expr.h (ARGS_SIZE_TREE): Convert size.var to ssizetype.
8980 2002-02-20 Tom Tromey <tromey@redhat.com>
8982 * config/fr30/fr30.h (DWARF_LINE_MIN_INSTR_LENGTH): Removed.
8983 * config/sh/sh.h (DWARF_LINE_MIN_INSTR_LENGTH): Removed.
8984 * config/pj/pj.h (DWARF_LINE_MIN_INSTR_LENGTH): Removed.
8985 * config/cris/cris.h (DWARF_LINE_MIN_INSTR_LENGTH): Removed.
8986 * dwarf2out.c (DWARF_LINE_MIN_INSTR_LENGTH): Define
8987 unconditionally.
8989 Wed Feb 20 00:03:25 EST 2002 Alan Matsuoka <alanm@redhat.com>
8991 * config/rs6000/rs6000.h (LEGITIMATE_OFFSET_ADDRESS_P): Look
8992 for (const_int 0) in X not just INTVAL.
8994 2002-02-20 Joseph S. Myers <jsm28@cam.ac.uk>
8996 * doc/extend.texi: Avoid or reduce overfull hboxes.
8998 2002-02-20 Diego Novillo <dnovillo@redhat.com>
9000 * expmed.c (store_bit_field): Do not store bit fields using SUBREG
9001 operations if the field does not start at a mode boundary.
9003 2001-02-20 Joel Sherrill <joel@OARcorp.com>
9005 * config/a29k/rtems.h, config/arm/rtems-elf.h, config/h8300/rtems.h,
9006 config/mips/rtems.h: Use new style of -Asystem= rather than -Asystem().
9007 Also done for -Acpu and -Amachine.
9009 2002-02-20 Neil Booth <neil@daikokuya.demon.co.uk>
9011 * cppinit.c (init_dependency_output): Take deps output file
9012 from -o if none given with -MF. Suppress normal output.
9013 * gcc.c (cpp_unique_options): Have -M and -MM imply -E.
9014 * doc/cpp.texi, doc/invoke.texi: Update.
9016 2002-02-19 Zack Weinberg <zack@codesourcery.com>
9018 * toplev.c (output_quoted_string): Write unprintable
9019 characters with octal escapes.
9021 2002-02-19 David Edelsohn <edelsohn@gnu.org>
9023 * config/rs6000/rs6000.h (CONDITIONAL_REGISTER_USAGE): Set
9024 really_call_used[VRSAVE_REGNO] if not Altivec.
9026 2002-02-19 Alan Modra <amodra@bigpond.net.au>
9028 * config/rs6000/rs6000.c (u_short_cint_operand): Mask op with
9029 MODE_MASK.
9030 (constant_pool_expr_1): Fix formatting.
9031 (rs6000_legitimize_reload_address): Likewise.
9033 Tue Feb 19 20:13:57 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
9035 * config/sparc/sparc.md (nonlocal_goto): Use hard_frame_pointer_rtx
9036 now that we have one.
9038 2002-02-19 Zack Weinberg <zack@codesourcery.com>
9040 * tree.h (struct tree_common): Remove aux. Add unused_0 at
9041 end of first block of bitfields (which was only seven bits);
9042 rename dummy to unused_1; remove comment which is no longer true.
9044 2002-02-19 Gaute B Strokkenes <gs234@cam.ac.uk>
9046 * doc/c-tree.texi (Classes, TYPE_BINFO): Fix typo.
9048 2002-02-19 Philip Blundell <pb@nexus.co.uk>
9050 PR 5399
9051 * config/arm/arm.h (THUMB_LEGITIMATE_CONSTANT_P): Accept anything
9052 if generating PIC.
9054 PR 5054
9055 * config/arm/arm.md (call_insn) [TARGET_THUMB]: Use
9056 arm_is_longcall_p rather than inspecting call-type cookie
9057 directly.
9058 (call_value_insn) [TARGET_THUMB]: Likewise.
9060 2002-02-19 Graham Stott <grahams@redhat.com>
9062 * config/i386/i386.c (ix86_expand_builtin): Fix typo.
9064 2002-02-19 David Edelsohn <edelsohn@gnu.org>
9066 * config/rs6000/linux64.h (LINK_OS_LINUX_SPEC): Look in /lib64.
9067 ({STARTFILE,ENDFILE}_LINUX_SPEC): Define.
9068 (FP_SAVE_INLINE): Delete.
9070 * config/rs6000/sysv4.h (ENDFILE_SPEC): Add crtsaveres.o.
9071 * config/rs6000/eabi.asm: Remove ABI save restore routines.
9072 * config/rs6000/t-ppccomm: Build crtsavres.o.
9073 * config/rs6000/crtsavres.asm: New file.
9075 2002-02-19 Philip Blundell <philb@gnu.org>
9077 * config/arm/arm.c (use_return_insn): Don't reject interrupt
9078 functions.
9079 (arm_compute_save_reg_mask): Save LR for interrupt functions too.
9080 (output_return_instruction): Allow interrupt functions to return with
9081 ldmfd sp!, {... pc}^. Use LDR to restore any single register.
9082 (arm_expand_prologue): Subtract 4 before stacking LR in an
9083 interrupt function.
9085 2002-02-19 Philip Blundell <pb@nexus.co.uk>
9087 * config/arm/arm.c (arm_encode_call_attribute): Operate on any
9088 decl, not just FUNCTION_DECL.
9089 (legitimize_pic_address): Handle local SYMBOL_REF like LABEL_REF.
9090 (arm_assemble_integer): Likewise.
9091 * config/arm/arm.h (ARM_ENCODE_CALL_TYPE): Allow any decl to be
9092 marked local.
9094 2002-02-19 matthew green <mrg@eterna.com.au>
9096 * config.gcc (sparc-*-netbsdelf*): Enable target.
9097 (sparc64-*-netbsd*): New target.
9098 * config/sparc/netbsd-elf.h: New file.
9099 * config/sparc/t-netbsd64: New file.
9101 2002-02-19 Gaute B Strokkenes <gs234@cam.ac.uk>
9103 * doc/rtl.texi (Flags, MEM_SCALAR_P): Fix typo.
9105 2002-02-19 Ryan T. Sammartino <ryants@shaw.ca>
9107 * doc/invoke.texi: explicitly list the style guidelines that
9108 -Weffc++ checks for.
9110 Tue Feb 19 12:37:23 CET 2002 Jan Hubicka <jh@suse.cz>
9112 * regmove.c (regmove_optimize): Avoid increasing of register pressure.
9114 2002-02-19 Neil Booth <neil@daikokuya.demon.co.uk>
9116 PR other/5718
9117 * gcc.c (cpp_unique_options): Treat -o as indicating object file
9118 only if not -E. If -E, pass -o through to the preprocessor.
9120 2002-02-19 Kazu Hirata <kazu@hxi.com>
9122 * config/h8300/h8300.h (REGNO_REG_CLASS): Replace a literal
9123 register number with an appropriate macro.
9125 2002-02-19 Bryce McKinlay <bryce@waitaki.otago.ac.nz>
9127 * doc/rtl.texi (Constants): Close @code tag.
9129 2002-02-19 Aldy Hernandez <aldyh@redhat.com>
9131 * config/i386/i386.md ("mmx_uavgv8qi3"): Use const_vector.
9132 ("mmx_uavgv4hi3"): Same.
9133 ("pmulhrwv4hi3"): Same.
9135 * tree-inline.c (walk_tree): Handle vectors.
9137 * c-common.c (constant_expression_warning): Handle vectors.
9138 (overflow_warning): Same.
9140 * sched-deps.c (sched_analyze_2): Handle vectors.
9142 * rtlanal.c (rtx_unstable_p): Handle vectors.
9143 (rtx_varies_p): Same.
9144 (count_occurrences): Same.
9145 (regs_set_between_p): Same.
9146 (modified_between_p): Same.
9147 (modified_in_p): Same.
9148 (volatile_insn_p): Same.
9149 (volatile_refs_p): Same.
9150 (side_effects_p): Same.
9151 (may_trap_p): Same.
9152 (inequality_comparisons_p): Same.
9153 (replace_regs): Same.
9154 (computed_jump_p_1): Same.
9156 * rtl.c (DEF_MACHMODE): Change all definitions to accept 8th
9157 argument.
9158 (inner_mode_array): New.
9159 (copy_rtx): Handle vectors.
9160 (copy_most_rtx): Same.
9161 (rtx_equal_p): Same.
9162 (get_mode_alignment): Adjust for vectors.
9164 * resource.c (mark_referenced_resources): Handle vectors.
9165 (mark_set_resources): Same.
9167 * reload1.c (eliminate_regs): Handle vectors.
9168 (elimination_effects): Same.
9169 (scan_paradoxical_subregs): Same.
9171 * reload.c (subst_reg_equivs): Handle vectors.
9173 * regrename.c (scan_rtx): Handle vectors.
9175 * regclass.c (reg_scan_mark_refs): Handle vectors.
9177 * recog.c (find_single_use_1): Handle vectors.
9179 * local-alloc.c (equiv_init_varies_p): Handle vectors.
9180 (contains_replace_regs): Same.
9181 (memref_referenced_p): Same.
9183 * integrate.c (copy_rtx_and_substitute): Handle vectors.
9184 (subst_constants): Same.
9186 * genattrtab.c (attr_copy_rtx): Handle vectors.
9187 (encode_units_mask): Same.
9188 (clear_struct_flag): Same.
9189 (count_sub_rtxs): Same.
9191 * gcse.c (want_to_gcse_p): Handle vectors.
9192 (oprs_unchanged_p): Same.
9193 (hash_expr_1): Same.
9194 (oprs_not_set_p): Same.
9195 (expr_killed_p): Same.
9196 (compute_transp): Same.
9197 (store_ops_ok): Same.
9199 * function.c (purge_addressof_1): Do not allow paradoxical subregs
9200 of vectors.
9201 (fixup_var_refs_1): Same.
9202 (instantiate_virtual_regs_1): Same.
9204 * fold-const.c (operand_equal_p): Handle vectors.
9205 (fold): Same.
9206 (rtl_expr_nonnegative_p): Same.
9208 * flow.c (mark_used_regs): Handle vectors.
9210 * df.c (df_uses_record): Handle vectors.
9212 * cselib.c (cselib_subst_to_values): Handle vectors.
9213 (cselib_mem_conflict_p): Same.
9214 (hash_rtx): Same.
9216 * cse.c (canon_reg): Handle vectors.
9217 (fold_rt): Same.
9218 (cse_process_notes): Same.
9219 (count_reg_usage): Same.
9220 (canon_hash): Same.
9222 * alias.c (nonlocal_mentioned_p): Add case for CONST_VECTOR.
9224 * combine.c (mark_used_regs_combine): Add case for CONST_VECTOR.
9226 * emit-rtl.c (init_emit_once): Generate const0_rtx for vectors.
9227 (gen_rtx): Handle CONST_VECTOR.
9228 (gen_const_vector_0): New.
9229 (copy_rtx_if_shared): CONST_VECTORs can be shared.
9230 (reset_used_flags): Same.
9231 (copy_insn_1): Same.
9232 (initializer_constant_valid_p): Handle VECTOR_CST.
9234 * doc/c-tree.texi (Expression trees): Document VECTOR_CST.
9236 * doc/rtl.texi (Constants): Document const_vector.
9237 (CONST0_RTX): Update for vectors.
9238 (RTL sharing): Same.
9240 * print-tree.c (print_node): Add case for VECTOR_CST.
9242 * tree.h (TREE_VECTOR_CST_ELTS): New.
9243 (struct tree_vector): New.
9244 (union tree_node): Add vector node.
9245 (build_vector): Add prototype.
9247 * tree.def (VECTOR_CST): New.
9249 * tree.c (build_vector): New.
9251 * expmed.c (make_tree): Handle CONST_VECTOR.
9253 * rtl.h (CONSTANT_P): CONST_VECTORs are constants too.
9254 (CONST_VECTOR_ELT): New.
9255 (CONST_VECTOR_NUNITS): New.
9257 * machmode.h (GET_MODE_INNER): New.
9258 (DEF_MACHMODE): Accept 8th arg.
9260 * machmode.def: Add 8th argument for vector inner mode.
9261 Add inner vector modes for vectors.
9263 * rtl.def (VEC_CONST): Remove.
9264 (CONST_VECTOR): New.
9266 * expr.c (clear_storage): Allow vectors.
9267 (is_zeros_p): Handle VECTOR_CST.
9269 * varasm.c (output_constant_pool): Handle vectors.
9270 (rtx_const): Add veclo and vechi fields.
9271 (kind): Add RTX_VECTOR.
9272 (decode_rtx_const): Add case for vector.
9274 * config/rs6000/rs6000-protos.h: Add zero_constant.
9276 * config/rs6000/rs6000.c (rs6000_emit_move): Handle vector
9277 constants. Force easy vector constants into memory.
9278 (easy_vector_constant): New.
9279 (emit_easy_vector_constant): New.
9280 (rs6000_legitimize_reload_address): Do not generate bad reloads on
9281 darwin.
9283 * config/rs6000/rs6000.md ("altivec_lvx"): Reflect what
9284 instruction does.
9285 ("altivec_lvxl"): Same.
9286 (altivec_lvebx): Same.
9287 (altivec_lvehx): Same.
9288 (altivec_lvewx): Same.
9289 ("*movv4si_const0"): New.
9290 ("*movv4sf_const0"): New.
9291 ("*movv8hi_const0"): New.
9292 ("*movv16qi_const0"): New.
9294 2002-02-18 Kazu Hirata <kazu@hxi.com>
9296 * config/h8300/h8300.c (notice_update_cc): Use
9297 cc_status.value2.
9299 2002-02-18 Kazu Hirata <kazu@hxi.com>
9301 * config/h8300/h8300.md (divmod patterns): Change the
9302 constraints for operands[1] to register_operand.
9304 2002-02-18 Kazu Hirata <kazu@hxi.com>
9306 * config/h8300/h8300-protos.h: Remove the prototype for
9307 p_operand.
9308 * config/h8300/h8300.c (p_operand): Remove.
9309 * config/h8300/h8300.md: Replace p_operand with
9310 const_int_operand.
9312 2002-02-18 Philip Blundell <pb@nexus.co.uk>
9314 * config/arm/arm.c (arm_compute_save_reg_mask): Fix typo in
9315 comment.
9316 (output_return_instruction): Allow use of LDR to unstack
9317 return addresss even for interrupt handlers or when
9318 interworking. If compiling for ARMv5, use interworking-safe
9319 return instructions by default. Remove duplicated code and
9320 lengthy "strcat" sequences.
9322 2002-02-18 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
9324 * config/rs6000/sysv4.h (STARTFILE_SPEC): Use crtbeginT.o for -static.
9325 (LINK_EH_SPEC): Define.
9326 * config/rs6000/t-ppccomm (EXTRA_MULTILIB_PARTS): Add crtbeginT.o.
9328 2002-02-18 Ulrich Weigand <uweigand@de.ibm.com>
9330 * config/s390/s390.c (s390_emit_prologue): Do not set the
9331 frame_related flag for call-clobbered registers.
9333 Mon Feb 18 15:07:35 CET 2002 Jan Hubicka <jh@suse.cz>
9335 * i386.c (classify_argument): Properly classify SSE/MMX modes and VOIDmode.
9336 (construct_container): Fix handling of SSE operands.
9337 (ix86_expand_builtin): Fix handling of 64bit pointers.
9338 (mmx_maskmovq_rex): New pattern.
9340 Mon Feb 18 11:55:55 CET 2002 Jan Hubicka <jh@suse.cz>
9342 * regrename.c (kill_set_value): Handle subregs properly.
9344 2002-02-18 David Billinghurst <David.Billinghurst@riotinto.com>
9346 * objc/objc-act.c (handle_impent): Remove leading '*'
9347 from objc_class_name.
9349 2002-02-17 Richard Henderson <rth@redhat.com>
9351 * config/alpha/alpha.c (some_small_symbolic_operand,
9352 some_small_symbolic_operand_1, split_small_symbolic_operand,
9353 split_small_symbolic_operand_1): Rename from *symbolic_mem_op*.
9354 Handle small SYMBOL_REFs anywhere, not just inside memories.
9355 * config/alpha/alpha-protos.h: Update.
9356 * config/alpha/alpha.h (PREDICATE_CODES): Update.
9357 * config/alpha/alpha.md (small symbolic operand splitter): Update.
9359 2002-02-17 Roland McGrath <roland@frob.com>
9361 * config.gcc (powerpc-*-gnu-gnualtivec*,
9362 powerpc-*-gnu*, powerpc64-*-gnu*): New configurations.
9363 * config/rs6000/gnu.h: New file.
9364 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS):
9365 Grok "gnu" in rs6000_abi_name.
9366 (ASM_SPEC, CC1_SPEC, LINK_START_SPEC, LINK_OS_SPEC,
9367 CPP_ENDIAN_SPEC, CPP_SPEC, STARTFILE_SPEC, LIB_SPEC, ENDFILE_SPEC):
9368 Grok -mcall-gnu analogous to -mcall-linux et al.
9369 (LIB_GNU_SPEC, STARTFILE_GNU_SPEC, ENDFILE_GNU_SPEC,
9370 LINK_START_GNU_SPEC, LINK_OS_GNU_SPEC, CPP_OS_GNU_SPEC): New macros.
9371 (SUBTARGET_EXTRA_SPECS): Add *_os_gnu specs using them.
9373 2002-02-17 Jakub Jelinek <jakub@redhat.com>
9375 PR c/3444:
9376 * c-typeck.c (build_binary_op) [BIT_XOR_EXPR]: Remove explicit
9377 shortening.
9379 2002-02-17 Philipp Thomas <pthomas@suse.de>
9381 * config/cris/cris.h: Undefine STARTFILE_SPEC and
9382 ENDFILE_SPEC before (re)defining them.
9384 2002-02-17 Kazu Hirata <kazu@hxi.com>
9386 * config/h8300/h8300.c: Fix formatting.
9387 * config/h8300/h8300.h: Likewise.
9389 2002-02-17 Philipp Thomas <pthomas@suse.de>
9391 * doc/tm.texi: Explain why empty strings should not be
9392 marked for translation.
9394 2002-02-17 Philipp Thomas <pthomas@suse.de>
9396 * final.c (output_operand_lossage): Changed to accept
9397 printf style arguments. Change calls where necessary.
9398 * output.h (output_operand_lossage): Change declaration
9399 accordingly. Update copyright.
9400 * config/arc/arc.c config/fr30/fr30.c config/m32r/m32r.c
9401 config/m88k/m88k.c : Adapt all calls to output_operand_lossage.
9402 Update copyright date where necessary.
9404 * config/i386/i386.c (print_operand): Likewise. Remove use of
9405 sprintf.
9407 * config/cris/cris.c (cris_operand_lossage): Likewise.
9408 Rename parameter so that exgettext recognizes it as
9409 translatable message.
9410 (LOSE_AND_RETURN): Rename parameter to msgid.
9412 2002-02-17 Kazu Hirata <kazu@hxi.com>
9414 * config/h8300/h8300.h (CONDITIONAL_REGISTER_USAGE): Replace a
9415 hard coded register number with an appropriate macro.
9416 (HARD_REGNO_MODE_OK): Likewise.
9417 (ARG_POINTER_REGNUM): Likewise.
9418 (STATIC_CHAIN_REGNUM): Likewise.
9419 (RETURN_ADDRESS_POINTER_REGNUM): Likewise.
9420 * config/h8300/h8300.md (define_constants): Define more
9421 register numbers.
9423 2002-02-17 Philipp Thomas <pthomas@suse.de>
9425 * config/i386/i386.h: Don't mark empty strings for translation.
9427 2002-02-16 H.J. Lu <hjl@gnu.org>
9429 * config/mips/linux.h (ASM_PREFERRED_EH_DATA_FORMAT): New.
9431 2002-02-16 Zack Weinberg <zack@codesourcery.com>
9433 * cppinit.c (merge_include_chains): Check for brack being
9434 NULL before attempting to merge it with qtail.
9436 2002-02-16 Andrew Cagney <ac131313@redhat.com>
9438 * config/rs6000/netbsd.h (PREFERRED_DEBUGGING_TYPE): Set to
9439 DBX_DEBUG.
9441 2002-02-16 John David Anglin <dave@hiauly1.hia.nrc.ca>
9443 * pa/t-pa, pa/t-pro, som.h: Revert last patch.
9445 2002-02-16 John David Anglin <dave@hiauly1.hia.nrc.ca>
9447 * pa/t-pa (LIB2FUNCS_EXTRA): Don't build lib2funcs.asm.
9448 * pa/t-pro (LIB2FUNCS_EXTRA): Likewise.
9449 * som.h (DO_GLOBAL_DTORS_BODY): Delete define.
9451 Sat Feb 16 13:48:50 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
9453 * config/alpha/alpha.md (*movsi_nt_vms_nofix): Was *movsi_nt_vms;
9454 now only if !TARGET_FIX.
9455 (*movsi_nt_vms_fix): New pattern.
9457 2002-02-16 Douglas B Rupp <rupp@gnat.com>
9459 * config/alpha/alpha.c: Implement null frame procedure types on VMS.
9460 (alpha_procedure_type): Replaces alpha_is_stack_procedure.
9461 (alpha_sa_mask, alpha_sa_size): Reflect above change.
9462 (alpha_pv_save_size, alpha_expand_prologue): Likewise.
9463 (alpha_start_function, alpha_expand_epilogue): Likewise.
9464 (unicosmk_gen_dsib): Likewise.
9466 Sat Feb 16 13:39:09 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
9468 * expr.c (store_constructor): Handle target REG case for ARRAY_TYPE.
9470 2002-02-16 Ulrich Weigand <uweigand@de.ibm.com>
9472 * config/s390/s390.c (pool_stop_uid, other_chunk, far_away,
9473 check_and_change_labels, s390_final_chunkify): Delete.
9474 (s390_split_branches, s390_chunkify_pool): New functions.
9475 (s390_function_prologue): Call them.
9477 * config/s390/s390.h (S390_REL_MAX): Delete.
9478 (S390_CHUNK_MAX, S390_CHUNK_OV): Adjust values.
9480 * config/s390/s390.md (cjump, icjump, jump): Fix length
9481 attribute calculation.
9484 2002-02-15 David Edelsohn <edelsohn@gnu.org>
9486 * config/rs6000/linux64.h (STRIP_NAME_ENCODING): Delete.
9487 * config/rs6000/ppc-asm.h (JUMP_TARGET): Define for powerpc64.
9489 2002-02-15 John David Anglin <dave@hiauly1.hia.nrc.ca>
9491 * gcc.c (init_gcc_specs): Revert patch from 2002-02-15.
9492 * config/pa/pa-linux.h (LIB_SPEC): Likewise.
9493 * config/pa/pa32-linux.h (LINK_COMMAND_SPEC): Likewise.
9495 2002-02-15 Richard Sandiford <rsandifo@redhat.com>
9497 * c-decl.c (grokdeclarator): Prevent a segfault on unnamed decls.
9499 2002-02-15 Richard Sandiford <rsandifo@redhat.com>
9501 * reload.c (find_dummy_reload): Check that an output register
9502 is valid for its mode.
9504 2002-02-14 Alexandre Oliva <aoliva@redhat.com>
9506 * combine.c (known_cond): After replacing the REG of a SUBREG, try
9507 to simplify it.
9509 * function.c (assign_parms): Demote promoted argument passed by
9510 transparent reference.
9512 2001-02-14 Joel Sherrill <joel@OARcorp.com>
9514 * config/arm/rtems-elf.h, config/h8300/rtems.h: Removed redundant
9515 -Acpu() and -Amachine() to eliminate warnings.
9517 2002-02-14 Ulrich Weigand <uweigand@de.ibm.com>
9519 * config/s390/linux.h (ASM_OUTPUT_ALIGNED_BSS): New.
9521 2002-02-14 Kazu Hirata <kazu@hxi.com>
9523 * config/h8300/h8300-protos.h: Update the prototype for
9524 const_costs.
9525 * config/h8300/h8300.c (const_costs): Treat SET as a little
9526 more expensive operation.
9527 * config/h8300/h8300.h (DEFAULT_RTX_COSTS): Update the
9528 reference to const_costs.
9530 2002-02-14 Hans-Peter Nilsson <hp@axis.com>
9532 * config.gcc (c4x-*-rtems*): Fix typo in tm_file setting.
9534 2002-02-14 Jakub Jelinek <jakub@redhat.com>
9536 PR c/5503:
9537 * c-decl.c (duplicate_decls): If builtin type has TYPE_ARG_TYPES NULL,
9538 use arguments from newtype.
9540 2002-02-13 Eric Christopher <echristo@redhat.com>
9542 * config/mips/mips.c (override_options): Add check for march/mipsX
9543 on the same command line. Fix error message in cpu processing.
9544 Remove architecture and ISA checks.
9546 2002-02-14 Aldy Hernandez <aldyh@redhat.com>
9548 * config/rs6000/darwin.h (ROUND_TYPE_ALIGN): Adjust for vectors.
9550 * config/rs6000/sysv4.h (ROUND_TYPE_ALIGN): Add MAX.
9552 2002-02-14 Aldy Hernandez <aldyh@redhat.com>
9554 * config/rs6000/rs6000.md ("*movv4si_internal"): Add m<-r and r<-r
9555 alternatives.
9556 ("*movv8hi_internal1"): Same.
9557 ("*movv16qi_internal1"): Same.
9558 ("*movv4sf_internal1"): Same.
9560 * config/rs6000/rs6000.c (rs6000_legitimize_reload_address): Do
9561 not push_reload for altivec modes.
9563 2002-02-13 Joel Sherrill <joel@OARcorp.com>
9565 * config.gcc (a29k-*-rtems), config/a29k/rtems.h: General cleanup across
9566 all RTEMS targets including removal of #includes from config/*/rtems*.h
9567 file and adding them to tm_file setting. Added xm_defines=POSIX to
9568 many targets.
9569 * config.gcc (c4x-*-rtems), config/c4x/rtems.h: Ditto.
9570 * config.gcc (h8300-*-rtems), config/h8300/rtems.h: Ditto.
9571 * config.gcc (hppa1.1-*-rtems), config/pa/rtems.h: Ditto.
9572 * config.gcc (i960-*-rtems), config/i960/rtems.h: Ditto.
9573 * config.gcc (m68k-*-rtems*), config/m68k/rtems.h,
9574 config/m68k/rtemself.h: Ditto.
9575 * config.gcc (mips*-*-rtems*), config/mips/rtems.h,
9576 config/mips/rtems64.h: Ditto.
9577 * config.gcc (powerpc-*-rtems*), config/rs6000/rtems.h: Ditto.
9578 * config.gcc (sh-*-rtems*), config/sh/rtems.h, config/sh/rtemself.h:
9579 Ditto.
9580 * config.gcc (sparc-*-rtems*), config/sparc/rtems.h,
9581 config/sparc/rtemself.h: Ditto.
9582 * config.gcc (v850-*-rtems*), config/v850/rtems.h: Ditto.
9583 * config.gcc (arm-rtems), config/arm/rtems-elf.h: Ditto plus moved
9584 arm-rtems stanza closer to other arm-elf targets and made arm-rtems
9585 more like arm-elf.
9586 * config.gcc (i[34567]86-*-rtems*), config/i386/djgpp-rtems.h,
9587 config/i386/rtems.h, config/i386/rtemself.h: Ditto plus i386-rtemself
9588 target made more similar to i386-elf.
9589 * config/i386/t-rtems-i386: Added soft float support and multilibs.
9590 * config/m68k/t-m68kbare: Add 68040 and 68060 as multilib alternatives to
9591 be similar to config/m68k/t-m68kelf.
9592 * gthr-rtems.h: Encapsulate with extern "C" for C++.
9594 Wed Feb 13 23:41:15 CET 2002 Jan Hubicka <jh@suse.cz>
9596 * regmove.c (kill_value): Handle subregs.
9598 Wed Feb 13 23:34:30 CET 2002 Jan Hubicka <jh@suse.cz>
9600 * i386.md (mul patterns): Allow memory operand to be first;
9601 add expanders where needed; fix constraints.
9602 (min?f_nonieee, max?f_nonieee, SSE TImode patterns):
9603 Allow memory operand to be the first.
9605 * i386.c (ix86_prepare_fp_compare_args): Fix condition for swapping
9606 operands.
9608 2002-02-13 Jakub Jelinek <jakub@redhat.com>
9610 PR c/5681:
9611 * expr.c (safe_from_p): Pass VOIDmode to true_dependence instead of
9612 GET_MODE (x).
9614 2002-02-13 Jakub Jelinek <jakub@redhat.com>
9616 PR optimization/5547:
9617 * config/i386/i386.c (i386_simplify_dwarf_addr): Simplify
9618 all valid IA-32 address modes involving non-scaled %ebx and
9619 GOT/GOTOFF as displacement.
9621 2002-02-13 Ulrich Weigand <uweigand@de.ibm.com>
9623 * config/s390/s390.c (s390_final_chunkify): Re-run shorten_branches
9624 after emitting ltorg insns.
9626 * config/s390/s390.md (*cmpdf_ccs_0, *cmpdf_ccs, *cmpsf_ccs_0,
9627 *cmpsf_ccs, truncdfsf2_ieee, *adddf3, *addsf3, *subdf3, *subsf3,
9628 *muldf3, *mulsf3, *divdf3, *divsf3, *negdf2, *negsf2, *absdf2,
9629 *abssf2): Fix "op_type" attribute.
9631 2002-02-13 Douglas B Rupp <rupp@gnat.com>
9633 * mkconfig.sh: Avoid using a subshell redirect.
9634 ($output.T): Change to $(output)T.
9635 (ENABLE_NLS): Remove unneeded undef.
9637 * config/alpha/vms.h (MD_EXEC_PREFIX, MD_STARTFILE_PREFIX): Define.
9638 * config/alpha/x-vms (libsubdir): Define.
9640 * config/alpha/vms.h (MD_FALLBACK_FRAME_STATE_FOR): Handle
9641 register frame procedures. Optimize retrieving context.
9643 * config/alpha/t-vms (MULTILIB_OPTIONS): Define.
9644 (MULTILIB_DIRNAME, LIBGCC, INSTALL_LIBGCC): Likewise.
9645 * config/alpha/vms.h (ASM_FILE_START): Write .arch directive.
9647 Wed Feb 13 09:45:08 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
9649 * alias.c (find_base_term, case ZERO_EXTEND, case SIGN_EXTEND):
9650 Make same change as for find_base_value.
9652 2002-02-13 Kazu Hirata <kazu@hxi.com>
9654 * config/h8300/h8300.h (MODES_TIEABLE_P): Accept a combination
9655 of QImode and SImode.
9657 2002-02-13 Kazu Hirata <kazu@hxi.com>
9659 * config/h8300/h8300.c (h8300_adjust_insn_length): Correct the
9660 length computation of movsi.
9661 * config/h8300/h8300.md (movsi_h8300hs): Correct the length.
9663 2002-02-13 Kazu Hirata <kazu@hxi.com>
9665 * config/h8300/h8300.md (subqi3): Tighten the predicate for
9666 operands[2] to register_operand.
9668 Wed Feb 13 10:35:56 CET 2002 Jan Hubicka <jh@suse.cz>
9670 * i386.md (fop_*_comm_*): allow nonimmediate in the first operand.
9672 2002-02-12 Aldy Hernandez <aldyh@redhat.com>
9674 * config/rs6000/rs6000.md: Use predicate altivec_register_operand
9675 for altivec_lvx* and altivec_stvx*.
9676 ("*movv4si_internal"): Add constraint for loading from GPRs.
9677 ("*movv8hi_internal1"): Same.
9678 ("*movv16qi_internal1"): Same.
9679 ("*movv4sf_internal1"): Same.
9681 * config/rs6000/rs6000.c (altivec_register_operand): New.
9683 * config/rs6000/rs6000.h (PREDICATE_CODES): Add
9684 altivec_register_operand.
9686 2002-02-13 Hans-Peter Nilsson <hp@bitrange.com>
9688 * config/mmix/mmix.c (mmix_assemble_integer) <case 4>: Don't
9689 handle SYMBOL_REF.
9691 2002-02-13 Stan Shebs <shebs@apple.com>
9693 * c-typeck.c (digest_init): Handle vectors.
9694 (really_start_incremental_init): Same.
9695 (pop_init_level): Same.
9696 (process_init_element): Same.
9698 * varasm.c (output_constant): Same.
9700 * expr.c (clear_storage): Same.
9701 (store_constructor): Same.
9703 2002-02-12 Eric Christopher <echristo@redhat.com>
9705 * explow.c (hard_function_value): Add comment explaining
9706 signed/unsigned comparison.
9708 2002-02-12 Jakub Jelinek <jakub@redhat.com>
9710 * jump.c (never_reached_warning): Add finish argument.
9711 If finish is NULL, stop on CODE_LABEL, otherwise stop before first
9712 real insn after end.
9713 * rtl.h (never_reached_warning): Adjust prototype.
9714 * cse.c (cse_insn): Pass NULL as finish to never_reached_warning.
9715 * cfgrtl.c (flow_delete_block): Pass b->end as finish to
9716 never_reached_warning.
9718 2002-02-12 Graham Stott <grahams@redhat.com>
9720 * config/hp/pa.h (GO_IF_LEGITIMATE_ADDRESS): Fix typos.
9722 2002-02-12 Kazu Hirata <kazu@hxi.com>
9724 * config/h8300/h8300.c (shift_alg_hi): Improve the 15-bit
9725 logical shifts on H8/300.
9726 (shift_alg_si): Improve several shifts on H8/300.
9727 (get_shift_alg): Likewise.
9729 2002-02-12 Graham Stott <grahams@redhat.com>
9731 * config/pa/pa.c (compute_movstrsi_length): Fix typos.
9733 Tue Feb 12 10:12:56 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
9735 * alias.c (find_base_value, case ZERO_EXTEND, case SIGN_EXTEND):
9736 Handle #ifdef POINTERS_EXTEND_UNSIGNED.
9738 2002-02-11 Hans-Peter Nilsson <hp@bitrange.com>
9740 * config/mmix/mmix.c (mmix_assemble_integer) <case 1, 2>: Handle
9741 non-CONST_INT through default_assemble_integer.
9742 <case 4>: Likewise, for non-CONST_INT, non-SYMBOL_REF.
9743 <case 8>: Abort for CONST_DOUBLE.
9745 2002-02-11 John David Anglin <dave@hiauly1.hia.nrc.ca>
9747 * gcc.c (init_gcc_specs): Add static libgcc to link when "-shared"
9748 is specified.
9749 * config/pa/pa-linux.h (LIB_SPEC): Delete.
9750 * config/pa/pa32-linux.h (LINK_COMMAND_SPEC): Delete.
9752 2002-02-11 Andrew Haley <aph@cambridge.redhat.com>
9754 * config/stormy16/stormy16.md (zero_extendqihi2): New.
9756 2002-02-11 Alexandre Oliva <aoliva@redhat.com>
9758 * regrename.c (regrename_optimize): Don't accept a
9759 part-clobbered register if the replaced register is not part
9760 clobbered.
9762 * calls.c (store_one_arg): In the non-BLKmode non-partial case,
9763 take padding into account when computing the argument value.
9765 * config/sh/sh.h (FUNCTION_ARG_REGNO_P): Fix parenthesizing error.
9767 * combine.c (try_combine): Apply substitutions in
9768 CALL_INSN_FUNCTION_USAGE too.
9770 2002-02-11 Aldy Hernandez <aldyh@redhat.com>
9772 * config/rs6000/rs6000.c (altivec_init_builtins): Handle
9773 __builtin_altivec_abs*.
9774 (bdesc_abs): New.
9776 * config/rs6000/rs6000.h (rs6000_builtins): Add
9777 ALTIVEC_BUILTIN_ABS*.
9779 * config/rs6000/altivec.h: Use const char for builtins expecting
9780 literals.
9781 (vec_abs): New versions for C and C++.
9782 (vec_abss): Same.
9784 2002-02-10 Kazu Hirata <kazu@hxi.com>
9786 * config/h8300/h8300.h (INITIALIZE_TRAMPOLINE): Simplify by
9787 using Pmode.
9789 2002-02-10 Kazu Hirata <kazu@hxi.com>
9791 * config/h8300/h8300.h (STACK_POINTER_REGNUM): Use the
9792 constant definition from h8300.md.
9793 (FRAME_POINTER_REGNUM): Likewise.
9794 * config/h8300/h8300.md (define_constants): Add FP_REG.
9796 2002-02-10 Kazu Hirata <kazu@hxi.com>
9798 * config/h8300/h8300.c (print_operand): Remove redundant code.
9800 2002-02-10 Kazu Hirata <kazu@hxi.com>
9802 * config/h8300/h8300-protos.h: Remove the prototype for byte_reg.
9803 * config/h8300/h8300.c (byte_reg): Make it static.
9805 2002-02-10 Richard Henderson <rth@redhat.com>
9807 PR c/5623
9808 * c-typeck.c (incomplete_type_error): Handle flexible array members.
9810 2002-02-10 Richard Henderson <rth@redhat.com>
9812 PR c++/5624
9813 * tree.c (append_random_chars): Don't abort if main_input_filename
9814 does not exist.
9816 2002-02-10 Hans-Peter Nilsson <hp@bitrange.com>
9818 * config/mmix/t-mmix (MULTILIB_EXTRA_OPTS): Disable.
9820 2002-02-10 Kazu Hirata <kazu@hxi.com>
9822 * config/h8300/h8300.md (pushhi1_h8300): Correct the mode used.
9823 (pushhi1): Likewise.
9825 2002-02-10 John David Anglin <dave@hiauly1.hia.nrc.ca>
9827 * pa.c (reg_before_reload_operand): Don't accept a SUBREG operand.
9828 * pa.h (PREDICATE_CODES): Adjust codes for reg_before_reload_operand.
9830 2002-02-09 David O'Brien <obrien@FreeBSD.org>
9832 * config/sparc/freebsd.h(TARGET_DEFAULT): Add MASK_EPILOGUE setting and
9833 remove MASK_VIS.
9834 (ASM_CPU_DEFAULT_SPEC): Remove. Default setting is fine.
9836 2002-02-09 Kazu Hirata <kazu@hxi.com>
9838 * config/h8300/h8300.c (output_logical_op): Use sub.w to clear
9839 a half of an SImode register on H8/300.
9841 Sat Feb 9 18:28:02 CET 2002 Jan Hubicka <jh@suse.cz>
9843 * i386.md (movdi_2): Add missing '!'.
9845 2002-02-09 Kazu Hirata <kazu@hxi.com>
9847 * config/h8300/h8300.h: Fix formatting. Remove commented-out
9848 definitions.
9850 2002-02-09 Kazu Hirata <kazu@hxi.com>
9852 * config/h8300/h8300.md (length): Correct the distance valid
9853 for the short branch.
9855 2002-02-09 Kazu Hirata <kazu@hxi.com>
9857 * config/h8300/h8300.md (iorhi3): Tighten the predicates.
9859 2002-02-09 Alexandre Oliva <aoliva@redhat.com>
9861 * config/sh/sh.h (REGISTER_NATURAL_MODE): Save part-clobbered
9862 registers in SImode.
9863 (HARD_REGNO_CALL_PART_CLOBBERED) [TARGET_SHMEDIA32]: Set r18 as
9864 part-clobbered.
9866 * config/sh/sh.c (expand_prologue): Fix mis-applied 2001-11-09's
9867 patch.
9869 Contribute sh64-elf.
9870 2002-02-09 Alexandre Oliva <aoliva@redhat.com>
9871 * config/sh/sh.c (TARGET_CANNOT_MODIFY_JUMPS_P): Define to...
9872 (sh_cannot_modify_jumps_p): New function.
9873 2002-02-05 Alexandre Oliva <aoliva@redhat.com>
9874 * config/sh/sh.c (TARGET_MS_BITFIELD_LAYOUT_P): Define to...
9875 (sh_ms_bitfield_layout_p): New function.
9876 2002-02-04 Alexandre Oliva <aoliva@redhat.com>
9877 Zack Weinberg <zack@codesourcery.com>
9878 * config/sh/sh.h (TRAMPOLINE_ADJUST_ADDRESS): Use
9879 expand_simple_binop instead of expand_binop.
9880 2002-02-03 Alexandre Oliva <aoliva@redhat.com>
9881 * config/sh/sh.h (OVERRIDE_OPTIONS) [! TARGET_SH5]: Disable
9882 use of .quad and .uaquad.
9883 * config/sh/sh.c (TARGET_ASM_UNALIGNED_DI_OP,
9884 TARGET_ASM_ALIGNED_DI_OP): Add comment pointing to the above.
9885 2002-01-24 Alexandre Oliva <aoliva@redhat.com>
9886 * config/sh/sh.md (movdi_const, movdi_const_32bit,
9887 movdi_const_16bit): Make sure all CONSTs have modes.
9888 (sym2PIC): Ditto, but by adjusting all callers.
9889 * config/sh/sh.c (calc_live_regs) [TARGET_SHCOMPACT]: Set pr_live
9890 if the prologue calls the SHmedia argument decoder or register
9891 saver.
9892 2002-01-24 Alexandre Oliva <aoliva@redhat.com>
9893 * config/sh/sh.c (TARGET_ASM_UNALIGNED_DI_OP): Define.
9894 (TARGET_ASM_ALIGNED_DI_OP): Likewise.
9895 (sh_expand_epilogue): Don't emit USE of return target register.
9896 (prepare_move_operands): Legitimize DImode PIC addresses.
9897 (sh_media_register_for_return): Skip tr0, used to initialize the
9898 PIC register.
9899 (sh_expand_prologue): Remove explicit USE of return register.
9900 (nonpic_symbol_mentioned_p): PC is non-PIC. Don't recurse in
9901 CONST_DOUBLEs. UNSPEC_GOTPLT is PIC.
9902 * config/sh/sh.h (ASM_OUTPUT_DOUBLE_INT): Removed, obsolete.
9903 (OVERRIDE_OPTIONS): Don't disable PIC on SH5.
9904 (EXTRA_CONSTRAINT_S): Use MOVI_SHORI_BASE_OPERAND_P instead of
9905 EXTRA_CONSTRAINT_T.
9906 (GOT_ENTRY_P, GOTPLT_ENTRY_P, GOTOFF_P, PIC_ADDR_P): New.
9907 (MOVI_SHORI_BASE_OPERAND_P): New.
9908 (NON_PIC_REFERENCE_P, PIC_REFERENCE_P): New.
9909 (EXTRA_CONSTRAINT_T): Define in terms of them.
9910 (OUTPUT_ADDR_CONST_EXTRA): Handle UNSPEC_GOTPLT.
9911 * config/sh/sh.md (movsi_media, movsi_media_nofpu,
9912 movdi_media, movdi_media_nofpu): Add SIBCALL_REGS class to
9913 alternatives supporting TARGET_REGS.
9914 (UNSPEC_GOTPLT): New constant.
9915 (movdi split): Move incrementing of LABEL_NUSES...
9916 (movdi_const, movdi_const_32bit): Here. Use
9917 MOVI_SHORI_BASE_OPERAND_P instead of EXTRA_CONSTRAINT_T.
9918 (movdi_const_16bit): New.
9919 (call, call_value) [flag_pic]: Use GOTPLT.
9920 (call_pop, call_value_pop): New expands.
9921 (call_pop_compact, call_pop_rettramp): New insns.
9922 (call_value_pop_compact, call_value_pop_rettramp): New insns.
9923 (sibcall) [flag_pic]: Use GOT.
9924 (builtint_setjmp_receiver): Remove bogus, unused expand.
9925 (GOTaddr2picreg): Implement for SHcompact and SHmedia.
9926 (*pt, *ptb, ptrel): New insns.
9927 (sym2GOT): Handle DImode GOT.
9928 (sym2GOTPLT, symGOTPLT2reg): New expands.
9929 (sym2PIC): New expand.
9930 (shcompact_return_tramp): Use GOTPLT to return trampoline.
9931 (shcompact_return_tramp_i): Use return register explicitly.
9932 * config/sh/sh.h (OVERRIDE_OPTIONS) [TARGET_SHMEDIA]: Don't
9933 disable flag_reorder_blocks.
9934 2002-01-19 Alexandre Oliva <aoliva@redhat.com>
9935 * config/sh/sh.md (sibcall_compact): Reorder return, uses and
9936 clobbers, for clarity.
9937 (sibcall_epilogue) [TARGET_SHCOMPACT]: Mark saving and
9938 restoring of r0 in macl as MAYBE_DEAD.
9939 2002-01-18 Alexandre Oliva <aoliva@redhat.com>
9940 * config/sh/sh.h (LONG_DOUBLE_TYPE_SIZE): Define.
9941 * config/sh/sh.md (movv4sf_i, movv16sf_i): Fix uses of
9942 alter_subreg all over.
9943 (jump) [TARGET_SHMEDIA]: FAIL to create new jumps after
9944 reload, instead of emitting instructions that would require
9945 reloading.
9946 (casesi_load_media): Add missing modes.
9947 2001-11-09 Alexandre Oliva <aoliva@redhat.com>
9948 * config/sh/sh.c (sh_expand_prologue): Mark the PIC register
9949 as used if the argument decoder is called.
9950 2001-08-28 Alexandre Oliva <aoliva@redhat.com>
9951 * config/sh/sh.md (udivsi3, divsi3): Load libcall symbol name in
9952 Pmode, then extend it to DImode if necessary.
9953 2001-08-28 Stephen Clarke <Stephen.Clarke@st.com>
9954 * config/sh/sh.h (LEGITIMATE_CONSTANT_P): Don't accept DFmode
9955 constants in FPU-enabled SHmedia, let them be loaded from memory.
9956 2001-08-28 Alexandre Oliva <aoliva@redhat.com>
9957 * config/sh/sh.md (cmpeqdi_media, cmpgtdi_media, cmpgtudi_media):
9958 Adjust whitespace in assembly output templates.
9959 2001-08-28 Stephen Clarke <Stephen.Clarke@st.com>
9960 * config/sh/sh.md (movdicc_false, movdicc_true, movdicc): Adjust
9961 mode of if_then_else.
9962 2001-08-04 Alexandre Oliva <aoliva@redhat.com>
9963 * config/sh/sh64.h (CPP_DEFAULT_CPU_SPEC): Override definition in
9964 sh.h.
9965 2001-07-26 Andrew Haley <aph@cambridge.redhat.com>
9966 Joern Rennecke <amylaar@redhat.com>
9967 * config/sh/sh64.h (CPP_DEFAULT_CPU_SPEC): New.
9968 (SUBTARGET_CPP_PTR_SPEC): New.
9969 (SUBTARGET_CPP_SPEC): Remove.
9970 2001-07-06 Chandrakala Chavva <cchavva@redhat.com>
9971 * config/sh/sh.md (movsf_media_nofpu+1, movdf_media_nofpu+1):
9972 Fix typo in previous checkin.
9973 2001-07-11 Chandrakala Chavva <cchavva@redhat.com>
9974 * config/sh/sh.h (MODES_TIEABLE_P): Fix redact indentations.
9975 2001-07-10 Chandrakala Chavva <cchavva@cygnus.com>
9976 Alexandre Oliva <aoliva@redhat.com>
9977 * config/sh/sh.h (MODES_TIEABLE_P): Don't tie modes wider than
9978 what single FP register can hold for SHmedia target.
9979 2001-07-06 Chandrakala Chavva <cchavva@redhat.com>
9980 Alexandre Oliva <aoliva@redhat.com>
9981 * config/sh/sh.md (movsf_media_nofpu+1, movdf_media_nofpu+1):
9982 Do not split into SUBREG.
9983 2001-06-14 Alexandre Oliva <aoliva@redhat.com>
9984 * config/sh/ushmedia.h, config/sh/sshmedia.h: Updated signatures
9985 and added new functions as specified in SH5 ABI r9.
9986 2001-06-04 Alexandre Oliva <aoliva@redhat.com>
9987 * config/sh/lib1funcs.asm (GCC_nested_trampoline): Align to an
9988 8-byte boundary.
9989 2001-06-03 Alexandre Oliva <aoliva@redhat.com>
9990 * config/sh/sh.c (dump_table): Add const0_rtx in calls of
9991 gen_consttable_4 and gen_consttable_8. Emit multiple labels
9992 and consttable_window_ends.
9993 2001-06-03 Graham Stott <grahams@redhat,com>
9994 * config/sh/sh.md (movdi split): Remove unused variable last_insn.
9995 2001-05-16 Alexandre Oliva <aoliva@redhat.com>
9996 * config/sh/sh.c (print_operand): Handle floating-point pair,
9997 vector and matrix registers.
9998 * config/sh/sh.h (REGISTER_MOVE_COST): Take floating-pointer
9999 vector modes into account.
10000 * config/sh/sh.md (movv2sf): Split move between registers into
10001 movdf.
10002 (movv4sf, movv16sf): Introduce insns that get split only after
10003 reload.
10004 * config/sh/shmedia.h: Fix Copyright dates.
10005 * config/sh/ushmedia.h: Likewise. Move loop counter
10006 declarations into conditionals that uses them.
10007 (sh_media_FVADD_S, sh_media_FVSUB_S): Fix off-by-one error in
10008 loop boundary.
10009 * config/sh/sshmedia.h: Fix Copyright dates.
10010 (sh_media_PUTCFG): Fix constraints.
10011 2001-05-12 Alexandre Oliva <aoliva@redhat.com>
10012 * config/sh/sh.h (TARGET_PTRMEMFUNC_VBIT_LOCATION): Define to
10013 ptrmemfunc_vbit_in_delta for SH5.
10014 2001-05-08 Alexandre Oliva <aoliva@redhat.com>
10015 * config/sh/sh.h (TARGET_SWITCHES): Document -m5-*.
10016 * invoke.texi: Likewise.
10017 2001-04-14 Alexandre Oliva <aoliva@redhat.com>
10018 * config/sh/lib1funcs.asm (GCC_push_shmedia_regs,
10019 GCC_push_shmedia_regs_nofpu, GCC_pop_shmedia_regs,
10020 GCC_pop_shmedia_regs_nofpu): New global symbols.
10021 * config/sh/t-sh64 (LIB1ASMFUNCS): Add them.
10022 * config/sh/sh.h (SHMEDIA_REGS_STACK_ADJUST): New macro.
10023 * config/sh/sh.c (calc_live_regs): Account for PR's saving in
10024 compact function with nonlocal labels.
10025 (sh_expand_prologue) [SHcompact]: Push SHmedia regs if needed.
10026 (sh_expand_epilogue) [SHcompact]: Pop them when appropriate.
10027 (initial_elimination_offset): Account for their stack space.
10028 * config/sh/sh.md (shmedia_save_restore_regs_compact): New insn.
10029 * config/sh/sh.md (movsi_media, movsi_media_nofpu, movqi_media,
10030 movhi_media, movdi_media, movdi_media_nofpu, movdf_media,
10031 movdf_media_nofpu, movsf_media, movsf_media_nofpu): Require at
10032 least one of the operands to be a register.
10033 (movv2sf): Likewise. Renamed to movv2sf_i.
10034 (movdi, movdf, movv2sf, movv4sf, movv16sf, movsf):
10035 prepare_move_operands() before emitting SHmedia insns.
10036 2001-04-03 Alexandre Oliva <aoliva@redhat.com>
10037 * config/sh/crti.asm (init, fini) [__SH5__ && ! __SHMEDIA__]:
10038 Don't save nor initialize r12. Don't mis-align the stack.
10039 Pad the code with a nop.
10040 * config/sh/crti.asm: Don't restore r12. Don't mis-align the
10041 stack.
10042 2001-03-13 Alexandre Oliva <aoliva@redhat.com>
10043 * gcc/longlong.h (__umulsidi3, count_leading_zeros)
10044 [__SHMEDIA__]: Implement.
10045 2001-03-11 Alexandre Oliva <aoliva@redhat.com>
10046 * config/sh/sh.md: Set latency of `pt' closer to reality.
10047 (movsi_media, movsi_media_nofpu, movdi_media, movdi_media_nofpu,
10048 movdf_media, movdf_media_nofpu, movsf_media, movsf_media_nofpu):
10049 Set move, load and store type attributes.
10050 * config/sh/sh.c (sh_loop_align) [TARGET_SH5]: Set to 3.
10051 * config/sh/sh.h (OVERRIDE_OPTIONS) [TARGET_SH5]: Disable
10052 profiling.
10053 * config/sh/sh.h (PROMOTE_MODE): Sign-extend SImode to DImode.
10054 * config/sh/sh-protos.h (sh_media_register_for_return): Declare.
10055 * config/sh/sh.c (sh_media_register_for_return): New function.
10056 (sh_expand_prologue) [TARGET_SHMEDIA]: Copy r18 to an available
10057 branch-target register.
10058 (sh_expand_epilogue) [TARGET_SHMEDIA]: Explicitly USE it.
10059 * config/sh/sh.md (return_media_i): Use any call-clobbered
10060 branch-target register.
10061 (return_media): If r18 wasn't copied in the prologue, copy it
10062 here.
10063 * config/sh/sh.h (CONDITIONAL_REGISTER_USAGE) [TARGET_SHMEDIA]:
10064 Clear class FP0_REGS.
10065 * config/sh/sh64.h (LINK_SPEC): Removed incorrect default copied
10066 from elf.h.
10067 2001-03-08 DJ Delorie <dj@redhat.com>
10068 * config/sh/sh.h (OVERRIDE_OPTIONS): Disable relaxing for SHMEDIA.
10069 2001-02-09 Alexandre Oliva <aoliva@redhat.com>
10070 * config/sh/sh.md (sibcall_compact): Set fp_mode to single.
10071 2001-02-07 Alexandre Oliva <aoliva@redhat.com>
10072 * config/sh/sh.h (INT_ASM_OP) [SHMEDIA64]: Use `.quad'.
10073 2001-02-03 Alexandre Oliva <aoliva@redhat.com>
10074 * config/sh/sh.h (INIT_CUMULATIVE_ARGS): Compute size of BLKmode
10075 return value correctly for call_cookie.
10076 2001-02-01 Alexandre Oliva <aoliva@redhat.com>
10077 * config/sh/crt1.asm (start): Modified so as to call
10078 ___setup_argv_and_call_main.
10079 2001-01-26 Alexandre Oliva <aoliva@redhat.com>
10080 * config/sh/sh.h (FUNCTION_ARG_ADVANCE): Don't count stack_regs in
10081 SHmedia mode.
10082 2001-01-20 Alexandre Oliva <aoliva@redhat.com>
10083 * config/sh/sh.h (STRIP_DATALABEL_ENCODING): New macro.
10084 (STRIP_NAME_ENCODING): Use it.
10085 (ASM_OUTPUT_LABELREF): Likewise. Don't call assemble_name().
10086 2001-01-19 Alexandre Oliva <aoliva@redhat.com>
10087 * config/sh/sh.md (sgeu) [! SHMEDIA]: Fix invocation of
10088 prepare_scc_operands().
10089 * config/sh/sh.h (SH_DATALABEL_ENCODING): Change to "#"...
10090 (DATALABEL_SYMNAME_P): ... so that we don't need memcmp here.
10091 2001-01-17 Alexandre Oliva <aoliva@redhat.com>
10092 * config/sh/sh.h (STRIP_NAME_ENCODING): Strip leading `*'.
10093 2001-01-13 Alexandre Oliva <aoliva@redhat.com>
10094 * config/sh/sh.md (shcompact_incoming_args): Use R0_REG.
10095 * config/sh/sh.md (R7_REG, R8_REG, R9_REG): Define as constants,
10096 used in shcompact_incoming_args.
10097 * config/sh/sh.c (sh_expand_epilogue): Fix thinko in previous
10098 change.
10099 * config/sh/crt1.asm (start) [SH5]: Switch to single-precision
10100 mode.
10101 * config/sh/lib1funcs.asm (sdivsi3_i4, udivsi3_i4, set_fpscr):
10102 Adjust accordingly.
10103 * config/sh/sh.c (sh_expand_prologue, sh_expand_epilogue):
10104 Simplify. Adjust. Add sanity check.
10105 * config/sh/sh.h (TARGET_SWITCHES) [5-compact]: Set
10106 FPU_SINGLE_BIT.
10107 * config/sh/sh.md (udivsi3_i4_single, divsi3_i4_single): Match
10108 TARGET_SHCOMPACT.
10109 (udivsi3, divsi3): Use them.
10110 (force_mode_for_call): New insn.
10111 (call, call_value, sibcall_value): Emit it before SHcompact
10112 calls.
10113 2001-01-11 Alexandre Oliva <aoliva@redhat.com>
10114 * config/sh/sh.md (call, call_value, sibcall): Make sure the
10115 call cookie is non-NULL before taking its value.
10116 2001-01-10 Alexandre Oliva <aoliva@redhat.com>
10117 * config.gcc (sh64): Set target_requires_64bit_host_wide_int.
10118 2001-01-09 Alexandre Oliva <aoliva@redhat.com>
10119 * config/sh/sh.md (shcompact_incoming_args): Set argument memory
10120 block.
10121 * config/sh/sh.h (STATIC_CHAIN_REGNUM) [SH5]: Use r1.
10122 * config/sh/sh.c (sh_expand_prologue) [SH5]: Use r0 as
10123 temporary for stack adjusts. Use MACL and MACH to pass
10124 arguments to shcompact_incoming_args.
10125 * config/sh/sh.md (shcompact_incoming_args): Adjust. Don't
10126 clobber r1.
10127 * config/sh/lib1funcs.asm (shcompact_incoming_args): Likewise.
10128 (nested_trampoline): Load static chain address into r1.
10129 * config/sh/sh.md (movdi_media splits): Fix sign-extension.
10130 2001-01-07 Alexandre Oliva <aoliva@redhat.com
10131 * config/sh/sh.c (fpul_operand) [SHMEDIA]: Just call
10132 fp_arith_reg_operand().
10133 2001-01-06 Alexandre Oliva <aoliva@redhat.com>
10134 * config/sh/sh.md (casesi): Sign-extend the first two operands,
10135 and use signed compares for them.
10136 * config/sh/sh.c (dump_table): Don't emit 8-byte constants after
10137 4-byte ones. Instead, inter-leave them, maintaining the 8-byte
10138 ones properly aligned.
10139 (find_barrier): Account for extra alignment needed for 8-byte wide
10140 constants.
10141 (machine_dependent_reorg): Require a label for the second 4-byte
10142 constant after an 8-byte one.
10143 * config/sh/lib1funcs.asm (sdivsi3): Fix typo in yesterday's
10144 change.
10145 2001-01-05 Alexandre Oliva <aoliva@redhat.com>
10146 * config/sh/sh.c (machine_dependent_reorg) [SHCOMPACT]: Reset
10147 last_float when switching float modes.
10148 * config/sh/sh.md (movdf) [SH5]: Don't use stack-pointer
10149 auto-increment for general-purpose registers.
10150 * config/sh/lib1funcs.asm (sdivsi3) [SHMEDIA]: Sign-extend the
10151 result.
10152 * config/sh/sh.c (sh_expand_prologue) [SH5]: Use r1 as temporary
10153 for stack adjust.
10154 * config/sh/sh.c (sh_builtin_saveregs): Support using all
10155 registers for varargs.
10156 2001-01-01 Alexandre Oliva <aoliva@redhat.com>
10157 * config/sh/sh.h (FUNCTION_ARG_ADVANCE): Simplify.
10158 * config/sh/sh.h (CALL_COOKIE_STACKSEQ,
10159 CALL_COOKIE_STACKSEQ_SHIFT, CALL_COOKIE_STACKSEQ_GET): New macros.
10160 (CALL_COOKIE_INT_REG_SHIFT): Adjust.
10161 (FUNCTION_ARG_ADVANCE): Use SHCOMPACT_FORCE_ON_STACK. Adjust
10162 call_cookie accordingly.
10163 (FUNCTION_ARG): Test SHCOMPACT_FORCE_ON_STACK.
10164 (SHCOMPACT_BYREF): Likewise.
10165 (SHCOMPACT_FORCE_ON_STACK): New macro.
10166 * config/sh/sh.c (sh_expand_prologue): Use new call_cookie format.
10167 (sh_builtin_saveregs): Likewise.
10168 * config/sh/lib1funcs.asm (shcompact_call_trampoline,
10169 shcompact_incoming_args): Use new shift values. Support
10170 sequences of consecutive and non-consecutive pushes/pops.
10171 * config/sh/sh.md (return): Don't explicitly use PR_REG.
10172 2001-01-05 Hans-Peter Nilsson <hpn@cygnus.com>
10173 * config/sh/sh.h (TEXT_SECTION): Define.
10174 * config/sh/elf.h (ASM_FILE_START): Output TEXT_SECTION_ASM_OP.
10175 2001-01-05 Alexandre Oliva <aoliva@redhat.com>
10176 * config/sh/sh.h (INIT_CUMULATIVE_LIBCALL_ARGS): New macro.
10177 * config/sh/sh.h (BASE_RETURN_VALUE_REG): Use FP regs for
10178 return values on FPU-enabled SHmedia.
10179 (FUNCTION_VALUE_REGNO_P): Mark FIRST_FP_RET_REG as used on
10180 FPU-enabled SHmedia.
10181 (INIT_CUMULATIVE_ARGS): Set up return trampoline only if
10182 value is returned in a non-FP reg and is not returned by
10183 reference.
10184 * config/sh/sh.md (shcompact_return_tramp_i): Change type to
10185 jump_ind.
10186 2000-01-04 Alexandre Oliva <aoliva@redhat.com>
10187 * config/sh/sh.h (SH_MIN_ALIGN_FOR_CALLEE_COPY): New.
10188 (FUNCTION_ARG_CALLEE_COPIES): Require argument to be
10189 quad-aligned to be passed by callee-copy reference.
10190 2001-01-03 Alexandre Oliva <aoliva@redhat.com>
10191 * config/sh/elf.h (MAX_WCHAR_TYPE_SIZE): Define.
10192 * config/sh/sh64.h (MAX_WCHAR_TYPE_SIZE): Undefine.
10193 2001-01-02 Alexandre Oliva <aoliva@redhat.com>
10194 * config/sh/lib1funcs.asm (shcompact_call_trampoline): Fix error in
10195 copying low-numbered FP regs to r7 and r8.
10196 * config/sh/sh.h (FUNCTION_ARG_ADVANCE): Don't request copying of
10197 FP regs to general-purpose regs only if the copy was passed on the
10198 stack.
10199 * config/sh/lib1funcs.asm (shcompact_call_trampoline): Fix typo in
10200 copying FP reg to r9.
10201 * config/sh/sh.h (FUNCTION_ARG_ADVANCE): Use trampoline to
10202 copy FP regs to general-purpose regs only in outgoing calls.
10203 * config/sh/sh.md (movdf_media, movsf_media): Revert incorrect
10204 change from 2000-10-30. Adjust for 64-bit (or 32-bit)
10205 HOST_WIDE_INT.
10206 * config/sh/sh.h (struct sh_args): Document all fields.
10207 (FUNCTION_OK_FOR_SIBCALL): Functions that receive arguments
10208 passed partially on the stack should not consider making
10209 sibcalls.
10210 * config/sh/sh.h (FUNCTION_ARG_ADVANCE): Add byref regs to
10211 stack_regs only for incoming calls. When passing FP args,
10212 make sure there are FP regs available before modifying
10213 call_cookie.
10214 (SHCOMPACT_BYREF): Pass double args in general-purpose
10215 registers by reference.
10216 2000-12-30 Alexandre Oliva <aoliva@redhat.com>
10217 * config/sh/sh.h (FUNCTION_OK_FOR_SIBCALL) [SHCOMPACT]: Don't
10218 attempt to generate sibcalls if the caller got any arguments
10219 by reference.
10220 * config/sh/lib1funcs.asm (set_fpscr) [SH5]: Default to double.
10221 * config/sh/sh.c (dump_table) [SHCOMPACT]: Align DImode and DFmode
10222 to 8-byte boundaries.
10223 * config/sh/sh.md (shcompact_preserve_incoming_args): New insn.
10224 * config/sh/sh.h (CALL_COOKIE_INT_REG_GET): New macro.
10225 * config/sh/sh.c (sh_expand_prologue): Preserve args that will be
10226 stored in the stack.
10227 * config/sh/lib1funcs.asm (ct_main_table, ia_main_table): Arrange
10228 for the offsets to have the ISA bit set.
10229 (shcompact_call_trampoline): Document. Swap r0 and r1, to match
10230 invocation. Use beq instead of bgt to mark end of sequence of
10231 loads.
10232 (shcompact_incoming_args): Fix store of r2. Use beq instead of
10233 bgt to mark end of sequence of stores.
10234 * config/sh/sh.c (arith_operand): Don't check whether
10235 CONST_OK_FOR_J for now.
10236 * config/sh/sh.md (movdf_media, movsf_media): Use HOST_WIDE_INT
10237 instead of long for conversion.
10238 2000-12-29 Alexandre Oliva <aoliva@redhat.com>
10239 * config/sh/sh.c (print_operand_address): Convert INTVAL to int
10240 before passing it to fprintf.
10241 2000-12-28 Alexandre Oliva <aoliva@redhat.com>
10242 * config/sh/crt1.asm (start): Reset SR.FD, to enable the FP unit.
10243 Call set_fpscr before reading/writing SR.
10244 * config/sh/crt1.asm (start): Set SR.SZ and SR.PR, but not SR.FR.
10245 Call set_fpscr.
10246 * config/sh/lib1funcs.asm: Add `.align 2' directives before
10247 SHmedia code.
10248 (FMOVD_WORKS): Define on SH5 with FPU.
10249 (set_fpscr): Define on SH5. Remove separate _fpscr_values
10250 setting.
10251 * config/sh/t-sh64 (LIB1ASMFUNCS): Add _set_fpscr instead of
10252 _fpscr_values.
10253 2000-12-28 Hans-Peter Nilsson <hpn@cygnus.com>
10254 * config/sh/lib1funcs.asm (ct_main_table): Align contents to even
10255 address.
10256 (ia_main_table): Ditto.
10257 2000-12-27 Alexandre Oliva <aoliva@redhat.com>
10258 * config/sh/sh.h (MAX_WCHAR_TYPE_SIZE): Don't define.
10259 * config/sh/sh64.h (WCHAR_TYPE, WCHAR_TYPE_SIZE): Reinstate
10260 the definitions from sh.h.
10261 * config/sh/sh.h (PTRDIFF_TYPE): Define as conditional on
10262 TARGET_SH5.
10263 (SUBTARGET_CPP_SPEC): Arrange for __PTRDIFF_TYPE__ to be defined.
10264 * config/sh/elf.h (PTRDIFF_TYPE): Likewise.
10265 * config/sh/sh64.h (SUBTARGET_CPP_SPEC): Likewise.
10266 2000-12-26 Alexandre Oliva <aoliva@redhat.com>
10267 * config/sh/sh.md (movdi_media split): Don't add REG_LABEL notes.
10268 Increment LABEL_NUSES.
10270 * config/sh/sh.h (SIZE_TYPE): Define as conditional on
10271 TARGET_SH5.
10272 (SUBTARGET_CPP_SPEC): Arrange for __SIZE_TYPE__ to be always
10273 defined.
10274 * config/sh/elf.h (SIZE_TYPE): Likewise.
10275 * config/sh/sh64.h (SUBTARGET_CPP_SPEC): Likewise.
10276 * config/sh/lib1funcs.asm (shcompact_call_trampoline,
10277 shcompact_incoming_args): Load switch table addresses using
10278 datalabel.
10279 * config/sh/sh.h (SUBTARGET_CPP_SPEC): Define __SIZE_TYPE__.
10280 (NO_BUILTIN_SIZE_TYPE): Define.
10281 (SIZE_TYPE): Don't define.
10282 * config/sh/sh64.h (SUBTARGET_CPP_SPEC): Define __SIZE_TYPE__.
10283 * config/sh/sh.h (CPP_SPEC): Fixed typo that prevented the
10284 definition of __SH5__=32 for -m5-compact-nofpu.
10285 * config/sh/sh.c (barrier_align): Ensure 32-bit alignment after
10286 ADDR_DIFF_VEC.
10287 2000-12-24 Alexandre Oliva <aoliva@redhat.com>
10288 * config/sh/sh.h (FUNCTION_ARG_PADDING): Removed.
10289 2000-12-23 Alexandre Oliva <aoliva@redhat.com>
10290 * config/sh/sh.h (TARGET_CACHE32): Enable on SH5.
10291 (FUNCTION_BOUNDARY): Ensure 32-bit alignment for SHmedia.
10292 (INSN_LENGTH_ALIGNMENT): Likewise.
10293 2000-12-22 Alexandre Oliva <aoliva@redhat.com>
10294 * config/sh/sh.md (call, call_value, sibcall): Simplify
10295 copying of non-branch-target register.
10296 2000-12-22 Alexandre Oliva <aoliva@redhat.com>
10297 * glimits.h (__LONG_MAX__): Revert 2000-12-13's patch.
10298 * config/sh/sh.h (CPP_SPEC): Define it here for 64-bit SHmedia.
10299 2000-12-22 Alexandre Oliva <aoliva@redhat.com>
10300 * config/sh/sh.h (GET_SH_ARG_CLASS): Handle complex
10301 floating-point values as structs.
10302 (FUNCTION_ARG): Use SH5_PROTOTYPED_FLOAT_ARG.
10303 (SH5_PROTOTYPELESS_FLOAT_ARG): List FP registers before
10304 general-purpose register.
10305 (SH5_PROTOTYPED_FLOAT_ARG): New macro.
10306 2000-12-20 Alexandre Oliva <aoliva@redhat.com>
10307 * config/sh/sh.md (addsi3): Force operand1 to reg for SHmedia.
10308 * config/sh/sh.md (movsi_media): Split CONST_DOUBLE loads too.
10309 * config/sh/sh.h (DATALABEL_REF_P): Don't require the CONST.
10310 (ENCODE_SECTION_INFO): Enclose variables and constants in
10311 DATALABEL unspecs.
10312 (SH_DATALABEL_ENCODING, DATALABEL_SYMNAME_P): Define.
10313 (STRIP_NAME_ENCODING): Strip SH_DATALABEL_ENCODING off.
10314 (ASM_OUTPUT_LABELREF, AMS_OUTPUT_SYMBOL_REF): Define.
10315 * config/sh/sh.c (gen_datalabel_ref): Use UNSPEC_DATALABEL
10316 only for LABEL_REFs. For SYMBOL_REFs, prepend
10317 SH_DATALABEL_ENCODING to the symbol name.
10318 * config/sh/sh.md (indirect_jump): Use SUBREG instead of
10319 convert_mode().
10320 2000-12-20 Alexandre Oliva <aoliva@redhat.com>
10321 * config/sh/sh.md (casesi): Enclose ADDR_DIFF_VEC address in
10322 UNSPEC_DATALABEL.
10323 * config/sh/sh.c (gen_datalabel_ref): Accept LABEL_REFs.
10324 * config/sh/sh.h (DATALABEL_REF_NO_CONST_P): Likewise.
10325 (DATALABEL_REF_P): Don't require CONST.
10326 (ASM_OUTPUT_ADDR_DIFF_ELT): On SH5, output datalabel before
10327 REL label.
10328 2000-12-19 Alexandre Oliva <aoliva@redhat.com>
10329 * config/sh/sh.md (extendhidi2, extendqidi2): Use arithmetic shift
10330 right.
10331 2000-12-18 Alexandre Oliva <aoliva@redhat.com>
10332 * config/sh/sh.md (movsi_media, call, call_value, sibcall):
10333 Use shallow_copy_rtx and PUT_MODE to change the mode of
10334 SYMBOL_REFs, LABEL_REFs, CONSTs, etc.
10335 * config/sh/sh.h (PREFERRED_RELOAD_CLASS): Reload SYMBOL_REFs
10336 on SHmedia using GENERAL_REGs.
10337 * config/sh/sh.md (ble_media_i, blt_media_i, bleu_media_i,
10338 bltu_media_i): Fix reversion of conditions.
10339 2000-12-18 Alexandre Oliva <aoliva@redhat.com>
10340 * config/sh/sh.md (zero_extendhidi2): Use logical shift right.
10341 * config/sh/sh.c (output_far_jump): Save r13 in macl.
10342 2000-12-17 Alexandre Oliva <aoliva@redhat.com>
10343 * config/sh/sh.c (gen_datalabel_ref): Fix mode of the UNSPEC.
10344 2000-12-16 Alexandre Oliva <aoliva@redhat.com>
10345 * config/sh/lib1funcs.asm (ic_invalidate): Define for SH5.
10346 (GCC_nested_trampoline): Likewise.
10347 * config/sh/sh-protos.h (gen_datalabel_ref): Declare.
10348 * config/sh/sh.c (gen_datalabel_ref): Define.
10349 * config/sh/sh.h (TRAMPOLINE_SIZE): Adjust for SH5.
10350 (INITIALIZE_TRAMPOLINE): Likewise.
10351 (TRAMPOLINE_ADJUST_ADDRESS): Define.
10352 (DATALABEL_REF_NO_CONST_P, DATALABEL_REF_P): Define.
10353 (EXTRA_CONSTRAINT_T): Match DATALABEL unspecs.
10354 (OUTPUT_ADDR_CONST_EXTRA): Handle DATALABEL unspecs.
10355 * config/sh/sh.md (UNSPEC_DATALABEL): New constant.
10356 (ic_invalidate): Adjust for SH5.
10357 (ic_invalidate_line_media, ic_invalidate_line_compact): New insns.
10358 * config/sh/t-sh64 (LIB1ASMFUNCS): Added _ic_invalidate and
10359 _nested_trampoline.
10360 2000-12-15 Alexandre Oliva <aoliva@redhat.com>
10361 * config/sh/sh.h (MOVE_MAX): Set to 8 for SHmedia, 4 elsewhere.
10362 (MOVE_MAX_PIECES): Set to 8 on SHmedia too.
10363 2000-12-14 Alexandre Oliva <aoliva@redhat.com>
10364 * config/sh/sh.h (DBX_REGISTER_NUMBER): Adjust for sh64-elf-gdb.
10365 * config/sh/elf.h (DBX_REGISTER_NUMBER): Likewise.
10366 2000-12-14 Alexandre Oliva <aoliva@redhat.com>
10367 * config/sh/sh.c (target_reg_operand): Match only target-branch
10368 registers and pseudos that aren't virtual registers.
10369 * config/sh/sh.md (call, call_value, sibcall) [TARGET_SHMEDIA]:
10370 Copy operands that don't match target_reg_operand to pseudos.
10371 (call_media, call_value_media, sibcall_media): Use
10372 target_reg_operand instead of target_operand.
10373 2000-12-13 Alexandre Oliva <aoliva@redhat.com>
10374 * glimits.h (__LONG_MAX__) [SH5 == 64]: Adjust for 64 bits.
10375 * config/sh/sh.c (target_reg_operand): Match hardware registers
10376 other than branch-target registers.
10377 * config/sh/sh.md (zero_extendqidi2): Input operand is %1.
10378 * config/sh/lib1funcs.asm (sdivsi3) [SH5]: Make it global.
10379 (fpscr_values) [SH5 == 32]: Define.
10380 * config/sh/t-sh64 (LIB1ASMFUNCS): Add fpscr_values.
10381 * config/sh/sh.md (call, call_value, sibcall) [TARGET_SHMEDIA]:
10382 Handle function addresses coming in SUBREGs.
10383 2000-12-12 Alexandre Oliva <aoliva@redhat.com>
10384 * config/sh/lib1funcs.asm (shcompact_call_trampoline,
10385 shcompact_return_trampoline): Use datalabel where appropriate.
10386 2000-12-09 Alexandre Oliva <aoliva@redhat.com>
10387 * config/sh/sh.h (SECONDARY_OUTPUT_RELOAD_CLASS): Use a
10388 general-purpose register to copy one branch-target register to
10389 another.
10390 2000-12-06 Alexandre Oliva <aoliva@redhat.com>
10391 * config/sh/sh.c (target_operand): Accept LABEL_REFs and
10392 SYMBOL_REFs with VOIDmode.
10393 * config/sh/sh.md (ble_media_i, blt_media_i, bleu_media_i,
10394 bltu_media_i): New insns.
10395 2000-12-06 Alexandre Oliva <aoliva@redhat.com>
10396 * config/sh/sh.h (RETURN_IN_MEMORY): Adjust for SH5 ABI.
10397 (INIT_CUMULATIVE_ARGS): Likewise.
10398 2000-12-01 Alexandre Oliva <aoliva@redhat.com>
10399 * machmode.def (V16SFmode): New mode.
10400 * c-common.c (type_for_mode): Support V2SF and V16SF.
10401 * tree.c (build_common_tree_nodes_2): Likewise.
10402 * tree.h (tree_index): Likewise.
10403 * calls.c (emit_call_1): Take args_so_far. Adjust all
10404 callers. Introduce CALL_POPS_ARGS.
10405 * tm.texi (CALL_POPS_ARGS): Document.
10406 * config/sh/crt1.asm: Implement in SHmedia mode.
10407 * config/sh/crti.asm, config/sh/crtn.asm: Likewise
10408 * config/sh/elf.h (ASM_SPEC, LINK_SPEC): Support SH5 flags.
10409 (DBX_REGISTER_NUMBER): Renumber registers for SH5.
10410 * config/sh/lib1funcs.asm: Disable functions unused in SH5.
10411 Implement divsi and udivsi in SHmedia mode. Introduce
10412 SHcompact trampolines.
10413 * config/sh/sh.c (GEN_MOV, GEN_ADD3, GEN_SUB3): Use DImode
10414 only in SHmedia64.
10415 (regno_reg_class): Rewrite.
10416 (fp_reg_names): Remove.
10417 (sh_register_names, sh_additional_register_names): New.
10418 (print_operand): Added `u'. Support SUBREGs in addresses.
10419 Add parentheses around shifted CONSTs.
10420 (output_file_start): Output .mode and .abi directives.
10421 (shiftcosts, addsubcosts, multcosts): Adjust.
10422 (output_stack_adjust): Compute alignment. Sanity-check SIZE.
10423 (push_regs): Take array of HOST_WIDE_INTs. Adjust callers.
10424 (calc_live_regs): Output to array of HOST_WIDE_INTs. Count
10425 bytes, not registers. Take into account the need for the
10426 SHcompact incoming args trampoline. Adjust all callers.
10427 (sh_expand_prologue): Take stack_regs into account. Call
10428 incoming args trampoline. Keep stack aligned as per SH5 ABI.
10429 (sh_expand_epilogue): Take stack_regs into accoutn. Keep
10430 stack aligned as per SH5 ABI.
10431 (sh_builtin_saveregs): Support SH5 ABI.
10432 (sh_build_va_list, sh_va_start): Likewise.
10433 (initial_elimination_offset): Take alignment into account.
10434 Compute location of PR according to the SH5 stack frame.
10435 (arith_reg_operand): Reject branch-target registers.
10436 (shmedia_6bit_operand): New.
10437 (logical_operand): Use CONST_OK_FOR_P on SHmedia.
10438 (target_reg_operand): Match DImode only. Accept SUBREGs.
10439 (target_operand): New.
10440 * config/sh/sh.h (CPP_SPEC, SUBTARGET_CPP_SPEC): Support SH5 flags.
10441 (CONDITIONAL_REGISTER_USAGE): Implement SH5 ABI. Initialize
10442 SIBCALL_REGS for SHmedia.
10443 (TARGET_SH3E, TARGET_SH4): Only if SH1_BIT is set too.
10444 (TARGET_FPU_DOUBLE, TARGET_FPU_ANY): New.
10445 (TARGET_SHMEDIA32, TARGET_SHMEDIA64): New.
10446 (TARGET_SWITCHES): New SH5 flags.
10447 (OVERRIDE_OPTIONS): Set SH5-specific options. Use
10448 VALID_REGISTER_P to disable unsupported registers.
10449 (LONG_TYPE_SIZE, LONG_LONG_TYPE_SIZE): Set.
10450 (POINTER_SIZE, PARM_BOUNDARY): Adjust.
10451 (FUNCTION_ARG_PADDING): Define.
10452 (FASTEST_ALIGNMENT): Adjust.
10453 (SH_REGISTER_NAMES_INITIALIZER): New.
10454 (sh_register_names): Declare.
10455 (DEBUG_REGISTER_NAMES): Define.
10456 (REGISTER_NAMES): Define based on sh_register_names.
10457 (SH_ADDITIONAL_REGISTER_NAMES_INITIALIZER): New.
10458 (sh_additional_register_names): Declare.
10459 (LAST_GENERAL_REG, LAST_FP_REG, LAST_XD_REG): Adjust for SHmedia.
10460 (FIRST_TARGET_REG, LAST_TARGET_REG): Define.
10461 (TARGET_REGISTER_P, SHMEDIA_REGISTER_P, VALID_REGISTER_P): Define.
10462 (REGISTER_NATURAL_MODE): Define.
10463 (FIRST_PSEUDO_REGISTER): Adjust.
10464 (FIXED_REGISTERS, CALL_USED_REGISTERS): Adjust.
10465 (HARD_REGNO_CALL_PART_CLOBBERED): Define.
10466 (HARD_REGNO_NREGS, HARD_REGNO_MODE_OK): Adjust.
10467 (VECTOR_MODE_SUPPORTED_P): Define.
10468 (REG_CLASS_CONTENTS): Adjust.
10469 (SMALL_REGISTER_CLASSES): Adjust.
10470 (REG_ALLOC_ORDER): Adjust.
10471 (INDEX_REG_CLASS): Adjust.
10472 (CONST_OK_FOR_O, CONST_OK_FOR_P): New.
10473 (CONST_OK_FOR_LETTER_P): Adjust.
10474 (PREFERRED_RELOAD_CLASS): Adjust.
10475 (SECONDARY_OUTPUT_RELOAD_CLASS): Adjust.
10476 (SECONDARY_INPUT_RELOAD_CLASS): Adjust.
10477 (NPARM_REGS, FIRST_PARM_REG, FIRST_RET_REG): Adjust.
10478 (FIRST_FP_PARM_REG): Adjust.
10479 (CALL_POPS_ARGS): Define.
10480 (FUNCTION_ARG_REGNO_P): Adjust.
10481 (struct sh_args): New fields.
10482 (GET_SH_ARG_CLASS): Adjust.
10483 (INIT_CUMULATIVE_ARGS): Adjust.
10484 (INIT_CUMULATIVE_INCOMING_ARGS): Define.
10485 (FUNCTION_ARG_ADVANCE): Adjust.
10486 (FUNCTION_ARG): Adjust.
10487 (FUNCTION_ARG_PASS_BY_REFERENCE, SHCOMPACT_BYREF): Define.
10488 (FUNCTION_ARG_CALLEE_COPIES): Define.
10489 (SH5_PROTOTYPELESS_FLOAT_ARG): Define.
10490 (STRICT_ARGUMENT_NAMING): Define.
10491 (PRETEND_OUTGOING_VARARGS_NAMED): Adjust.
10492 (FUNCTION_ARG_PARTIAL_NREGS): Adjust.
10493 (SH5_WOULD_BE_PARTIAL_NREGS): Define.
10494 (SETUP_INCOMING_VARARGS): Adjust.
10495 (HAVE_POST_INCREMENT, HAVE_PRE_DECREMENT): Adjust.
10496 (USE_LOAD_POST_INCREMENT, USE_STORE_PRE_DECREMENT): Adjust.
10497 (REGNO_OK_FOR_INDEX_P, REG_OK_FOR_INDEX_P): Adjust.
10498 (SUBREG_OK_FOR_INDEX_P): Adjust.
10499 (EXTRA_CONSTRAINT_S): Update.
10500 (EXTRA_CONSTRAINT_T): New.
10501 (EXTRA_CONSTRAINT): Adjust.
10502 (GO_IF_LEGITIMATE_INDEX): Adjust.
10503 (GO_IF_LEGITIMATE_ADDRESS): Adjust.
10504 (LEGITIMIZE_ADDRESS, LEGITIMIZE_RELOAD_ADDRESS): Adjust.
10505 (MOVE_MAX): Adjust.
10506 (MAX_MOVE_MAX): Define.
10507 (Pmode): Adjust.
10508 (CONST_COSTS): Adjust.
10509 (REGISTER_MOVE_COST): Adjust.
10510 (BRANCH_COST): Adjust.
10511 (TEXT_SECTION_ASM_OP): Adjust.
10512 (DBX_REGISTER_NUMBER): Adjust.
10513 (ASM_OUTPUT_DOUBLE_INT): New.
10514 (UNALIGNED_DOUBLE_INT_ASM_OP): New.
10515 (PREDICATE_CODES): Adjust.
10516 (PROMOTE_MODE): Adjust.
10517 (CRT_CALL_STATIC_FUNCTION): Do not define for SHmedia.
10518 * config/sh/sh.md (AP_REG, PR_REG, T_REG, GBR_REG): Renumber.
10519 (MACH_REG, MACL_REG, FPUL_REG, RAP_REG, FPSCR_REG): Renumber.
10520 (PR_MEDIA_REG, T_MEDIA_REG, R10_REG): New.
10521 (DR0_REG, DR2_REG, DR4_REG): Renumber.
10522 (TR0_REG, TR1_REG, TR2_REG): New.
10523 (XD0_REG): Renumber.
10524 (UNSPEC_COMPACT_ARGS): New.
10525 (type): Added pt and ptabs.
10526 (length): Default to 4 on SHmedia. Default pt length to 12
10527 and 20 on SHmedia32 and SHmedia64, respectively.
10528 (pt): New function unit.
10529 (movdi, movsi): Add types pt and ptabs. Don't increment LABEL_NUSES.
10530 Add whitespace between operands of SHmedia instructions.
10531 (movdicc): Fix.
10532 (adddi3_media, addsi3_media): Adjust constraints.
10533 (subsi3) [SHmedia]: Force operand 1 into a register.
10534 (udivsi3_i1_media, udivsi3_i4_media): New.
10535 (udivsi3): Support SHmedia.
10536 (divsi3_i1_media, divsi3_i4_media): New.
10537 (divsi3): Support SHmedia.
10538 (anddi3, iordi3, xordi3): Adjust constraints.
10539 (zero_extendhidi2, zero_extendqidi2): New.
10540 (extendsidi2, extendhidi2, extendqidi2): New.
10541 (push, pop, push_e, push_fpul, push_4): Disable on SH5.
10542 (pop_e, pop_fpul, pop_4): Likewise.
10543 (movsi_media): Support FP and BT registers.
10544 (movsi_media_nofpu): New. Adjust splits to DImode.
10545 (lduw, ldub): Renamed to zero_extend* above.
10546 (movqi_media): Fix typo.
10547 (movdi_media): Support FP and BT registers.
10548 (movdi_media_nofpu): New. Adjust splits for SHmedia32.
10549 (movdi_const_32bit): New.
10550 (shori_media): Require immediate operand. Use `u' for output.
10551 (movdf_media, movsf_media): Simplified.
10552 (movdf_media_nofpu, movsf_media_nofpu): New.
10553 (movdf, movsf): Adjust
10554 (movv2sf, movv2sf, movv16sf): New.
10555 (beq_media, beq_media_i): Adjust constraints. Don't use
10556 scratch BT register.
10557 (bne_media, bne_media_i): Likewise.
10558 (bgt_media, bgt_media_i): Likewise.
10559 (bge_media, bge_media_i): Likewise.
10560 (bgtu_media, bgtu_media_i): Likewise.
10561 (bgeu_media, bgeu_media_i): Likewise.
10562 (beq, bne, bgt, blt, ble, bge, bgtu, bltu, bgeu, bleu,
10563 bunordered): Emit jump insn. Force operands to registers when
10564 needed.
10565 (jump_media, jump): Simplify.
10566 (call_compact, call_compact_rettramp): New.
10567 (call_value_compact, call_value_compact_rettramp): New.
10568 (call_media, call_value_media): Simplify.
10569 (sibcall_compact, sibcall_media): New.
10570 (call, call_value): Adjust for SHmedia and SHcompact.
10571 (sibcall, sibcall_value, untyped_call): Likewise.
10572 (sibcall_epilogue): Preserve r0 across epilogue for SHcompact.
10573 (indirect_jump): Adjust for SHmedia.
10574 (casesi_jump_media): New.
10575 (nop): Re-enable for SHmedia.
10576 (call_site): Restrict to SH1.
10577 (casesi): Adjust for SHmedia.
10578 (casesi_shift_media, casesi_load_media): New.
10579 (return): Explicitly use PR register. Call return trampoline
10580 on SHcompact.
10581 (return_i): Explicitly use PR register.
10582 (shcompact_return_tramp, shcompact_return_tramp_i): New.
10583 (return_media): Adjust.
10584 (shcompact_incoming_args): New.
10585 (epilogue): Adjust.
10586 (seq, slt, sle, sgt, sge, sgtu, sltu, sleu, sgeu, sne): Adjust.
10587 (movstrsi): Disable on SH5.
10588 (fpu_switch0, fpu_switch1, movpsi): Enable on SH4.
10589 (addsf3, addsf3_media): Test TARGET_SHMEDIA_FPU.
10590 (subsf3, subsf3_media): Likewise.
10591 (mulsf3, mulsf3_media, mac_media): Likewise.
10592 (divsf3, divsf3_media): Likewise.
10593 (floatdisf2, floatsisf2_media): Likewise. Adjust constraints.
10594 (floatsisf2, fux_truncsfsi2): Likewise.
10595 (fix_truncsfdi2, fix_truncsfsi2_media): Likewise. Adjust
10596 constraints.
10597 (cmpeqsf_media, cmpgtsf_media, cmpgesf_media): Likewise.
10598 (cmpunsf_media, cmpsf): Likewise.
10599 (negsf2, negsf2_media, sqrtsf2, sqrtsf2_media): Likewise.
10600 (abssf2, abssf2_media): Likewise.
10601 (adddf3, adddf3_media, subdf3, subdf3_media): Likewise.
10602 (muldf3, muldf3_media, divdf3, divdf3_media): Likewise.
10603 (floatdidf2, floatsidf2_media): Likewise. Adjust constraints.
10604 (floatsidf2, fix_truncdfsi2): Likewise.
10605 (fix_truncdfdi2, fix_truncdfsi2_media): Likewise. Adjust
10606 constraints.
10607 (cmpeqdf_media, cmpgtdf_media): Likewise.
10608 (cmpgedf_media, cmpundf_media, cmpdf): Likewise.
10609 (negdf2, negdf2_media, sqrtdf2, sqrtdf2_media): Likewise.
10610 (absdf2, absdf2_media): Likewise.
10611 (extendsfdf2, extendsfdf2_media): Likewise.
10612 (truncsfdf2, truncsfdf2_media): Likewise.
10613 * config/sh/sh64.h: New file.
10614 * config/sh/t-sh64: New file.
10615 * config/sh/shmedia.h: New file.
10616 * config/sh/ushmedia.h: New file.
10617 * config/sh/sshmedia.h: New file.
10618 * configure.in: Added sh64-*-elf.
10619 * configure: Rebuilt.
10620 2000-10-10 Alexandre Oliva <aoliva@redhat.com>
10621 * config/sh/sh.c (GEN_MOV, GEN_ADD3, GEN_SUB3): New macros.
10622 (reg_class_from_letter): Use `b' for TARGET_REGS.
10623 (print_operand): Support `%M', `%m', `AND' and
10624 `ASHIFTRT'. Do not precede constants with `#' on SHmedia.
10625 (andcosts): Adjust for SHmedia.
10626 (output_stack_adjust, sh_expand_prologue, sh_expand_epilogue):
10627 Likewise.
10628 (target_reg_operand): New function.
10629 * config/sh/sh-protos.h (target_reg_operand): Declare.
10630 * config/sh/sh.h (CONDITIONAL_REGISTER_USAGE): Don't disable
10631 FP registers on SH5.
10632 (HARD_REGNO_MODE_OK): Accept them whenever they're acceptable
10633 on SH4.
10634 (TARGET_REGISTER_P): New macro.
10635 (reg_class, REG_CLASS_NAMES, REG_CLASS_CONTENTS): Added TARGET_REGS.
10636 (FUNCTION_VALUE): Use DImode for promoted types on SHmedia.
10637 (EXTRA_CONSTRAINT_S): New macro.
10638 (EXTRA_CONSTRAINT): Adjust.
10639 (FLOAT_TYPE_SIZE): Define to 32.
10640 (Pmode): DImode on SHmedia.
10641 (CONST_COSTS): Adjust for SHmedia literals.
10642 (PREDICATE_CODES): Added target_reg_operand.
10643 (PROMOTE_MODE): Promote signed types to DImode on SHmedia.
10644 * config/sh/sh.md: Remove all attrs from SHmedia insns.
10645 (cmpeqdi_media, cmpgtdi_media, cmpgtudi_media): New insns.
10646 (cmpdi): Accept SHmedia.
10647 (movdicc_false, movdicc_true): New insns.
10648 (movdicc): New expand.
10649 (adddi3): Accept arith_operand for op2, but FAIL on SH1 if
10650 no_new_pseudos.
10651 (addsi3_media): Match `S' constraint.
10652 (anddi3, andcdi3, iordi3, xordi3, negdi_media): New insns.
10653 (negdi2): Expand for SHmedia.
10654 (one_cmpldi2): New expand.
10655 (zero_extendsidi2): Change from expand to insn.
10656 (extendsidi2): Add constraints.
10657 (movdi_media, movsi_media): Change `%x' to `%M'. Use `%m' for
10658 LD/ST address. Fix SI immediate loading split.
10659 (movhi_media, movqi_media, lduw, ldub): New insns.
10660 (movhi, movqi): Accept SHmedia.
10661 (shori_media, movdi_media): Relax input constraints. Split
10662 symbolic constants.
10663 (movdf_media, movsf_media): New insn. New split to movdi.
10664 (movdf, movsf): Match on SHmedia.
10665 (beq_media, bne_media, bgt_media, bge_media, bgtu_media,
10666 bgeu_media): New insns and splits. New insns with `_i' suffix.
10667 (beq, bne, bgt, blt, ble, bge, bgtu, bltu, bgeu, bleu): Adjust.
10668 (bunordered): New expand.
10669 (jump_compact): Renamed from `jump'.
10670 (jump_media): New insn.
10671 (jump): New expand.
10672 (call_media, call_value_media): New insns.
10673 (call, call_value): Adjust.
10674 (indirect_jump_compact): Renamed from `indirect_jump'.
10675 (indirect_jump_media): New insn.
10676 (indirect_jump): New expand.
10677 (untyped_call, return): Accept SHmedia.
10678 (return_media): New insn.
10679 (prologue, epilogue, blockage): Accept SHmedia.
10680 (seq, slt, sle, sgt, sge, sgtu, sltu, sleu, sgeu, sne): Adjust.
10681 (sunordered): New expand.
10682 (addsf3, subsf3, mulsf3, divsf3, floatsisf2, fix_truncsfsi2,
10683 cmpsf, negsf2, sqrtsf2, abssf2): Adjust for SHmedia.
10684 (addsf3_media, subsf3_media, mulsf3_media, mac_media,
10685 divsf3_media, floatdisf2, floatsisf2_media, fix_truncsfdi2,
10686 fix_truncsfsi2_media, cmpeqsf_media, cmpgtsf_media,
10687 cmpgesf_media, cmpunsf_media, negsf2_media, sqrtsf2_media,
10688 abssf2_media): New insns.
10689 (adddf3, subdf3, muldf3, divdf3, floatsidf2, fix_truncdfsi2,
10690 cmpdf, negdf2, sqrtdf2, absdf2): Adjust for SHmedia.
10691 (adddf3_media, subdf3_media, muldf3_media, divdf3_media,
10692 floatdidf2, floatsidf2_media, fix_truncdfdi2,
10693 fix_truncdfsi2_media, cmpeqdf_media, cmpgtdf_media,
10694 cmpgedf_media, cmpundf_media, negdf2_media, sqrtdf2_media,
10695 absdf2_media): New insns.
10696 (extendsfdf2, truncdfsf2): Adjust for SHmedia.
10697 (extendsfdf2_media, truncdfsf2_media): New insns.
10698 2000-09-14 Alexandre Oliva <aoliva@redhat.com>
10699 * config/sh/sh.c (machine_dependent_reorg): On shmedia, skip for now.
10700 * config/sh/sh.h (CONST_OK_FOR_J): Document.
10701 (LEGITIMATE_CONSTANT_P): Accept CONST_DOUBLEs on shmedia.
10702 * config/sh/sh.md (adddi3): New expand.
10703 (adddi3_media, adddi3z_media): New insns.
10704 (adddi3_compact): Renamed from adddi3.
10705 (addsi3_media): Use add.l r63 to add constant zero.
10706 (subdi3): New expand.
10707 (subdi3_media): New insn.
10708 (subdi3_compact): Renamed from subdi3.
10709 (mulsidi3): New expand.
10710 (mulsidi3_media): New insn.
10711 (mulsidi3_compact): Renamed from mulsidi3.
10712 (umulsidi3): New expand.
10713 (umulsidi3_media): New insn.
10714 (umulsidi3_compact): Renamed from umulsidi3.
10715 (ashlsi3_media, ashrsi3_media, lshrsi3_media): New insns.
10716 (ashlsi3, ashrsi3, lshrsi3): Use them.
10717 (ashldi3_media, ashrdi3_media, lshrdi3_media): New insns.
10718 (ashldi3, ashrdi3, lshrdi3): Use them.
10719 (zero_extendsidi2): New expand.
10720 (extendsidi2): New insn.
10721 (movsi_media): New insn. Split to movdi to load constants.
10722 (movsi): Enable for shmedia.
10723 (movdi_media): New insn. Use shori_media to load wide constants.
10724 (short_media): New insn.
10725 (movdi): Enable for shmedia.
10726 2000-09-08 Alexandre Oliva <aoliva@redhat.com>
10727 * config/sh/sh.h (CPP_SPEC): Added `m5'.
10728 (SUBTARGET_CPP_SPEC): Added `!m5'.
10729 (SH5_BIT, TARGET_SH5, TARGET_SHMEDIA, TARGET_SHCOMPACT): New macros.
10730 (TARGET_SWITCHES): Added `5' and `5-compact'. Added SH1_BIT
10731 to all other SH variants.
10732 (TARGET_DEFAULT): Set to SH1_BIT.
10733 (OVERRIDE_OPTIONS): Recognize sh5 CPU.
10734 (BITS_PER_WORD): Raise to 64 on shmedia.
10735 (MAX_BITS_PER_WORD): Change to 64.
10736 (MAX_LONG_TYPE_SIZE, MAX_WCHAR_TYPE_SIZE): Set to MAX_BITS_PER_WORD.
10737 (INT_TYPE_SIZE): Keep as 32.
10738 (UNITS_PER_WORD): Raise to 8 on shmedia.
10739 (MIN_UNITS_PER_WORD): Keep as 4.
10740 (POINTER_SIZE): Raise to 64 on shmedia.
10741 (CONST_OK_FOR_J): New macro.
10742 (CONST_OK_FOR_LETTER_P): Use it.
10743 (processor_type): Add PROCESSOR_SH5.
10744 * config/sh/sh.md: Conditionalize all expands, insns and
10745 splits to TARGET_SH1.
10746 (cpu): Added sh5.
10747 (addsi3_compact): Renamed from...
10748 (addsi3): Now an expand.
10749 (addsi3_media, subsi3_media): New insns.
10750 (subsi3): Don't negate constants with SHmedia.
10752 * hooks.c: New file.
10753 * hooks.h: New file.
10754 * Makefile.in (HOOKS_H): New.
10755 (TARGET_DEF_H): Added $(HOOKS_H).
10756 (OBJS): Added hooks.o.
10757 (cfgcleanup.o, bb-reorder.o): Added target.h.
10758 (hooks.o): Added dependencies.
10759 * target-def.h (TARGET_CANNOT_MODIFY_JUMPS_P): New, added to...
10760 (TARGET_INITIALIZER): this.
10761 * doc/tm.texi (TARGET_CANNOT_MODIFY_JUMPS_P): Document.
10762 * target.h (struct gcc_target): Added cannot_modify_jumps_p.
10763 * bb-reorder.c: Include target.h.
10764 (reorder_basic_blocks): Skip if cannot modify jumps.
10765 * cfgcleanup.c: Include target.h.
10766 (try_optimize_cfg): Skip merge blocking if cannot modify jumps.
10768 2002-02-08 Chris Demetriou <cgd@broadcom.com>
10770 * config/mips/mips.md (casesi_internal, casesi_internal_di):
10771 Protect jump delay slot instructions with .set noreorder and
10772 .set nomacro.
10774 2002-02-08 Chris Demetriou <cgd@broadcom.com>
10776 * config/mips/mips.md (casesi_internal_di): Calculate
10777 the index into the target offset table correctly.
10779 2002-02-08 Richard Henderson <rth@redhat.com>
10781 * expr.c (expand_expr): Mind EXPAND_INITIALIZER for truncation also.
10782 * final.c (output_addr_const): Accept and discard SUBREG.
10783 * varasm.c (decode_addr_const): Don't abort on unknown expressions --
10784 mark them unknown instead.
10785 (simplify_subtraction): Handle RTX_UNKNOWN.
10786 (initializer_constant_valid_p): Strip NOP_EXPRs that narrow the mode.
10788 2002-02-08 David Edelsohn <edelsohn@gnu.org>
10790 * doc/invoke.texi (RS/6000 and PowerPC Options): Fix typo.
10792 2002-02-08 Richard Henderson <rth@redhat.com>
10794 * config/alpha/elf.h (ASM_OUTPUT_ALIGNED_BSS): New.
10796 2002-02-08 Andreas Jaeger <aj@suse.de>
10798 * config.gcc (x86_64-*-linux): Add t-linux64 makefile fragment.
10799 * config/i386/t-linux64: New file.
10801 2002-02-08 Jakub Jelinek <jakub@redhat.com>
10803 * c-common.c (c_expand_expr): Revert 2002-02-06 patch.
10804 * c-parse.in (compstmt): Clear last_expr_type.
10806 2002-02-07 Richard Henderson <rth@redhat.com>
10808 * loop.c (strength_reduce): Sink final_value when not
10809 eliminating a biv.
10811 2002-02-07 David O'Brien <obrien@FreeBSD.org>
10813 * config/sparc/freebsd.h: Fix mismatched spec {.
10815 2002-02-07 Richard Henderson <rth@redhat.com>
10817 * cfgrtl.c: Include recog.h and insn-config.h.
10818 (keep_with_call_p): Fix general_operand invocation.
10819 * Makefile.in (cfgrtl.o): Update dependencies.
10821 2002-02-07 Kazu Hirata <kazu@hxi.com>
10823 * config/h8300/h8300.c (two_insn_adds_subs_operand): Revise a
10824 comment. Accept HImode only if TARGET_H8300.
10826 2002-02-07 Eric Christopher <echristo@redhat.com>
10828 * config/mips/crtn.asm: Cleanup #ifdefs.
10830 2002-02-07 Eric Christopher <echristo@redhat.com>
10832 * config/mips/crti.asm: Add changes for mips16. mips16 uses
10833 register 7 as RA instead of $31.
10834 * config/mips/crtn.asm: Ditto.
10835 * config/mips/mips.c (mips_move_2words): Add case for
10836 TARGET_MIPS16 when HOST_BITS_PER_WIDE_INT >= 64.
10837 (compute_frame_size): Fix typo.
10838 (save_restore_insns): Ditto. Make documentation about using
10839 register $7 as return register more precise.
10840 (mips_expand_epilogue): Fix comment. Add code to work around not
10841 being able to add to the stack pointer directly.
10842 * config/mips/mips.h (EH_RETURN_DATA_REGNO): Change register number
10843 to 2 for TARGET_MIPS16 as we need 6 and 7 as clobbers in the
10844 epilogue.
10846 2002-02-07 Tom Rix <trix@redhat.com>
10848 * config/rs6000/rs6000.c (reg_or_aligned_short_operand): New. For
10849 immediates in ldu and stdu DS opcode field.
10850 * config/rs6000/rs6000.md (movdi_update, movdi_update1): Use.
10851 * config/rs6000/rs6000-protos.h: Add reg_or_aligned_short_operand.
10852 * config/rs6000/rs6000.h (PREDICATE_CODES): Same.
10854 2002-02-07 Jeff Sturm <jsturm@one-point.com>
10856 * config/sparc/sparc.c (compute_frame_size): Don't correct frame
10857 offset for stack bias.
10859 2002-02-07 H.J. Lu <hjl@gnu.org>
10861 * config/mips/linux.h (SUBTARGET_ASM_DEBUGGING_SPEC): Defined.
10863 2002-02-07 Ulrich Weigand <uweigand@de.ibm.com>
10865 * testsuite/gcc.dg/cpp/charconst-2.c: Add -fsigned-char option.
10867 Thu Feb 7 12:14:17 CET 2002 Jan Hubicka <jh@suse.cz>
10869 * i386-protos.h (x86_order_regs_for_local_alloc): Declare
10870 * i386.c (x86_order_regs_for_local_alloc): New global function.
10871 * i386.h (REG_ALLOC_ORDER): CLeanup.
10872 (ORDER_REGS_FOR_LOCAL_ALLOC): New.
10874 2002-02-07 Richard Henderson <rth@redhat.com>
10876 PR optimization/2463
10877 * alias.c (find_base_value): Recall base values for fixed hard regs.
10878 * loop.c (loop_regs_update): Don't use single_set on non-insns.
10880 2002-02-07 Alexandre Oliva <aoliva@redhat.com>
10882 * config/mips/mips.md (define_delay) [mips16]: Adjust required
10883 length.
10885 2002-02-06 Richard Henderson <rth@redhat.com>
10887 PR c/5609
10888 * stmt.c (resolve_operand_name_1): Take more care with mixed
10889 named and unnamed operands.
10891 2002-02-06 Janis Johnson <janis187@us.ibm.com>
10892 Jan Hubicka <jh@suse.cz>
10894 * loop.c (remove_constant_addition): Avoid clobbering a shared
10895 CONST expression.
10897 2002-02-06 Ulrich Weigand <uweigand@de.ibm.com>
10899 * config.gcc (s390x-*-linux*): Add t-linux64 makefile fragment.
10900 * config/s390/t-linux64: New file.
10901 * config/s390/libgcc-glibc.ver: New file.
10903 2002-02-06 Ulrich Weigand <uweigand@de.ibm.com>
10905 * config/s390/linux64.h: Delete file.
10906 * config/s390/s390x.h: New file.
10907 * config.gcc (s390x-*-linux*): Use s390x.h instead of linux64.h
10908 as target header file.
10909 * config/s390/linux.h (TARGET_VERSION): Define depending on
10910 DEFAULT_TARGET_64BIT.
10911 (CPP_SPEC, ASM_SPEC, LINK_SPEC): Likewise.
10912 (SIZE_TYPE, PTRDIFF_TYPE): Likewise.
10913 (NO_BUILTIN_SIZE_TYPE, NO_BUILTIN_PTRDIFF_TYPE): Define.
10914 (CPP_ARCH31_SPEC, CPP_ARCH64_SPEC): New defines.
10915 (LINK_ARCH31_SPEC, LINK_ARCH64_SPEC): New defines.
10916 (EXTRA_SPEC): New define.
10917 * config/s390/s390.h (TARGET_VERSION): Define depending on
10918 DEFAULT_TARGET_64BIT.
10919 (MASK_RETURN_ADDR): Add run-time check for TARGET_64BIT.
10921 2002-02-06 Jason Merrill <jason@redhat.com>
10923 * c-decl.c (finish_function): Warn about a non-void function with
10924 no return statement and no abnormal exit.
10925 (current_function_returns_abnormally): New variable.
10926 (start_function): Clear it.
10927 (struct c_language_function): Add returns_abnormally.
10928 (push_c_function_context): Save it.
10929 (pop_c_function_context): Restore it.
10930 (builtin_function): Set TREE_THIS_VOLATILE on return fns.
10931 (grokdeclarator): Set C_FUNCTION_IMPLICIT_INT on functions without
10932 an explicit return type.
10933 * c-tree.h: Declare current_function_returns_abnormally.
10934 (C_FUNCTION_IMPLICIT_INT): New macro.
10935 * c-typeck.c (build_function_call): Set it.
10936 (c_expand_return): Set current_function_returns_value even if the
10937 value is erroneous.
10939 2002-02-06 Jakub Jelinek <jakub@redhat.com>
10941 PR c/5420:
10942 * c-common.c (c_unsafe_for_reeval): Make COMPOUND_LITERAL_EXPR
10943 unsafe for reevaluation.
10945 2002-02-06 Jakub Jelinek <jakub@redhat.com>
10947 PR c/5482:
10948 * c-common.c (c_expand_expr) [STMT_EXPR]: If last expression is not
10949 EXPR_STMT, but COMPOUND_STMT, recurse into it.
10951 2002-02-06 Richard Henderson <rth@redhat.com>
10953 * cfganal.c (keep_with_call_p): Source for fixed_reg dest must
10954 be a general_operand. Dest for function value must be a pseudo.
10956 2002-02-06 Nick Clifton <nickc@cambridge.redhat.com>
10958 * dbxout.c (dbxout_symbol_location): Accept LABEL_REFs as well
10959 as SYMBOL_REFs from the constant pool.
10961 2002-02-06 Alexandre Oliva <aoliva@redhat.com>
10963 * dbxout.c (dbxout_parms): Apply DEBUGGER_ARG_OFFSET to parameters
10964 passed by invisible reference.
10966 2002-02-05 Richard Henderson <rth@redhat.com>
10968 * config/sparc/sparc.h (ARG_POINTER_CFA_OFFSET): No stack bias.
10970 2002-02-06 Hans-Peter Nilsson <hp@bitrange.com>
10972 Implement using "base addresses" in insn operands as default.
10973 * config/mmix/mmix.c (mmix_conditional_register_usage): if
10974 -mabi=gnu, modify fixed_regs to fit the GNU ABI.
10975 (mmix_extra_constraint): Use 'R' to indicate that GETA should be
10976 used to read the rtx value.
10977 (mmix_target_asm_function_epilogue): Fix spacing.
10978 (mmix_constant_address_p): Handle TARGET_BASE_ADDRESSES.
10979 (mmix_legitimate_address): Ditto.
10980 (mmix_encode_section_info): Set SYMBOL_REF_FLAG on rtx:es that
10981 should be loaded with a GETA insn. Don't allocate needless extra
10982 char for nul termination and fix misleading comment.
10983 (mmix_print_operand_address): Handle constants if
10984 TARGET_BASE_ADDRESSES.
10985 (mmix_output_register_setting): Use base addressing if
10986 TARGET_BASE_ADDRESSES and the number of insns is 3.
10987 * config/mmix/t-mmix (MULTILIB_EXTRA_OPTS): New.
10988 * config/mmix/mmix.md ("movdi"): Change the alternative with GETA
10989 to use R as constraint, add LDA to match s.
10990 * config/mmix/mmix.h (TARGET_BASE_ADDRESSES): New.
10991 (TARGET_DEFAULT): Add TARGET_MASK_BASE_ADDRESSES.
10992 (TARGET_SWITCHES): Add -mbase-addresses, -mno-base-addresses.
10993 (FIXED_REGISTERS): Make registers $231..$246 fixed by default.
10994 (MMIX_MMIXWARE_ABI_REG_ALLOC_ORDER): Move $231..$246 last, in
10995 order with other fixed registers.
10996 (MMIX_GNU_ABI_REG_ALLOC_ORDER): Put forward $231, in order with
10997 other parameter/call-clobbered registers.
10998 * doc/invoke.texi (Option Summary) <MMIX Options>: Add
10999 -mbase-addresses, -mno-base-addresses.
11000 (MMIX Options): Ditto.
11002 2002-02-05 John David Anglin <dave@hiauly1.hia.nrc.ca>
11004 * pa.h (PREDICATE_CODES): Add reg_before_reload_operand.
11006 2002-02-06 Aldy Hernandez <aldyh@redhat.com>
11008 * config/rs6000/altivec.h: Change elem to _S_elem.
11010 2002-02-05 Jason Thorpe <thorpej@wasabisystems.com>
11012 * config/netbsd.h (WCHAR_TYPE): Define.
11013 (WCHAR_TYPE_SIZE): Ditto.
11014 (WINT_TYPE): Ditto.
11015 * config/alpha/netbsd.h (WCHAR_TYPE): Remove.
11016 (WCHAR_UNSIGNED): Ditto.
11017 (WCHAR_TYPE_SIZE): Ditto.
11018 (WINT_TYPE): Ditto.
11019 * config/arm/netbsd.h: Likewise.
11020 * config/i386/netbsd-elf.h: Likewise.
11021 * config/i386/netbsd.h: Likewise.
11022 * config/m68k/netbsd-elf.h: Likewise.
11023 * config/m68k/netbsd.h: Likewise.
11024 * config/ns32k/netbsd.h: Likewise.
11025 * config/sparc/netbsd.h: Likewise.
11026 * config/vax/netbsd.: Likewise.
11028 2002-02-05 Alexandre Oliva <aoliva@redhat.com>
11030 * target.h (struct gcc_target): Added ms_bitfield_layout_p.
11031 * target-def.h (TARGET_MS_BITFIELD_LAYOUT_P): New. Added to...
11032 (TARGET_INITIALIZER): this.
11033 * doc/tm.texi (TARGET_MS_BITFIELD_LAYOUT_P): Document.
11034 (BITFIELD_NBYTES_LIMITED): Markup fix.
11035 * tree.h (default_ms_bitfield_layout_p): Declare.
11036 (record_layout_info): Added prev_field.
11037 * tree.c (default_ms_bitfield_layout_p): New fn.
11038 * c-decl.c (finish_struct): Disregard EMPTY_FIELD_BOUNDARY and
11039 PCC_BITFIELD_TYPE_MATTERS for MS bit-field layout.
11040 * stor-layout.c: Include target.h.
11041 (start_record_layout): Initialize prev_field.
11042 (place_field): Handle MS bit-field layout, and disregard
11043 EMPTY_FIELD_BOUNDARY, BITFIELD_NBYTES_LIMITED and
11044 PCC_BITFIELD_TYPE_MATTERS in this case. Update prev_field.
11045 * Makefile.in (stor-layout.o): Adjust dependencies.
11047 2002-02-05 Jason Merrill <jason@redhat.com>
11049 * collect2.c (dump_file): Pass DMGL_VERBOSE to cplus_demangle.
11051 2002-02-05 Andreas Jaeger <aj@suse.de>
11053 * crtstuff.c: Fix comments.
11055 2002-02-05 Richard Henderson <rth@redhat.com>
11057 PR fortran/3393
11058 * loop.c (loop_iv_add_mult_emit_before): Copy multiplier as well.
11059 (loop_iv_add_mult_sink, loop_iv_add_mult_hoist): Likewise.
11061 PR fortran/3392
11062 * config/mips/mips.c (function_arg): Handle TImode.
11063 (function_arg_advance): Likewise.
11065 2002-02-05 Aldy Hernandez <aldyh@redhat.com>
11067 * config/rs6000/altivec.h (vec_step_help): Rename to
11068 __vec_step_help.
11070 2002-02-05 Aldy Hernandez <aldyh@redhat.com>
11072 * config/rs6000/altivec.h: Fix typos.
11074 2002-02-05 Jason Thorpe <thorpej@wasabisystems.com>
11076 * config/arm/netbsd.h: Correct a comment.
11078 2002-02-05 Aldy Hernandez <aldyh@redhat.com>
11080 * config/rs6000/rs6000.c (altivec_init_builtins): Fix typo
11081 building void typed builtins.
11083 * config/rs6000/altivec.h (vec_ld*): Fix typos.
11084 (vec_step): Implement for C++.
11086 Mon Feb 4 19:23:19 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
11088 * final.c (final_scan_insn): Add case for NOTE_INSN_LOOP_END_TOP_COND.
11090 2002-02-04 Richard Henderson <rth@redhat.com>
11092 * combine.c (nonzero_bits): Re-introduce special case for
11093 sp/fp/ap wrt REGNO_POINTER_ALIGN.
11095 2002-02-05 Aldy Hernandez <aldyh@redhat.com>
11097 * doc/extend.texi: Warn about unsupported usage of altivec
11098 builtins.
11100 * config/rs6000/rs6000.md (altivec_vcmp*_p): Remove.
11101 (altivec_predicate_*): New.
11103 * config/rs6000/altivec.h: Rewrite predicates to use new builtins.
11104 Add C++ version of vec_*() functions.
11106 * config/rs6000/rs6000.c (bdesc_altivec_preds): New.
11107 (bdesc_2arg): Remove altivec predicates.
11108 (altivec_expand_builtin): Handle predicates.
11109 (altivec_init_builtins): Handle predicates.
11110 (altivec_expand_predicate_builtin): New.
11112 2002-02-04 John David Anglin <dave@hiauly1.hia.nrc.ca>
11114 * pa.c (DO_FRAME_NOTES): Move forward.
11115 (store_reg): Revise handling of frame notes.
11116 (load_reg): Likewise.
11117 (set_reg_plus_d): Likewise.
11118 (hppa_expand_prologue): Likewise.
11119 (hppa_expand_epilogue): Likewise.
11121 2002-02-04 John David Anglin <dave@hiauly1.hia.nrc.ca>
11123 * unwind-dw2-fde-glibc.c: Define _GNU_SOURCE if not defined.
11125 2002-02-04 Jakub Jelinek <jakub@redhat.com>
11127 PR c/4475, c++/3780:
11128 * c-common.def (SWITCH_STMT): Add SWITCH_TYPE operand.
11129 * c-common.h (SWITCH_TYPE): Define.
11130 * c-typeck.c (c_start_case): Set SWITCH_TYPE.
11131 * stmt.c (all_cases_count): Set lastval to thisval at end of loop.
11132 Rename spareness variable to sparseness.
11133 (expand_end_case_type): Renamed from expand_end_case, use orig_type
11134 if non-NULL instead of TREE_TYPE (orig_index).
11135 * tree.h (expand_end_case_type): Renamed from expand_end_case.
11136 (expand_end_case): Define using expand_end_case_type.
11137 * c-semantics.c (genrtl_switch_stmt): Pass SWITCH_TYPE
11138 to expand_end_case_type.
11139 * doc/c-tree.texi (SWITCH_STMT): Document SWITCH_TYPE.
11141 2002-02-04 John David Anglin <dave@hiauly1.hia.nrc.ca>
11143 * pa.h (PREFERRED_STACK_BOUNDARY): Define to match standard rounding.
11144 (BIGGEST_ALIGNMENT): Change to 128.
11146 2002-02-04 John David Anglin <dave@hiauly1.hia.nrc.ca>
11148 * pa32-linux.h (LINK_COMMAND_SPEC): Define.
11150 2002-02-04 John David Anglin <dave@hiauly1.hia.nrc.ca>
11152 * pa.md (call_internal_reg_64bit): Remove unused variable.
11154 2002-02-04 Nick Clifton <nickc@cambridge.redhat.com>
11156 * config/arm/arm.h (machine_function): Add uses_anonymous_args
11157 field.
11158 (SETUP_INCOMING_VARARGS): Set uses_anonymous_args.
11159 * config/arm/arm.c (current_function_anonymous_args): Delete,
11160 replace uses with cfun->machine->uses_anonymous_args.
11161 (arm_reorg): Do not reset uses_anonymous_args.
11163 * config/arm/arm.c (arm_hard_regno_mode_ok): Allow any value in
11164 any geenral register.
11166 2001-02-04 Bernd Schmidt <bernds@redhat.com>s
11168 * cfgrtl.c (force_nonfallthru_and_redirect): Don't try to redirect
11169 the entry block.
11171 2002-02-04 Richard Henderson <rth@redhat.com>
11173 * combine.c (force_to_mode): Remove STACK_BIAS code.
11174 (nonzero_bits): Likewise. Replace sp/fp special case with
11175 REGNO_POINTER_ALIGN.
11177 * config/sparc/sparc.h (FRAME_POINTER_REGNUM): Change to SFP.
11178 (HARD_FRAME_POINTER_REGNUM): New.
11179 (FIRST_PSEUDO_REGISTER, REG_CLASS_CONTENTS): Update.
11180 (FIXED_REGS, CALL_USED_REGS): Update.
11181 (REG_ALLOC_ORDER, REGISTER_NAMES): Update.
11182 (CONDITIONAL_REGISTER_USAGE): Update for HFP.
11183 (HARD_REGNO_NREGS): Update for SFP.
11184 (STACK_POINTER_OFFSET): Include bias here ...
11185 (FIRST_PARM_OFFSET): ... not here.
11186 (STACK_BIAS): Remove.
11187 (INIT_EXPANDERS): New.
11188 (STARTING_FRAME_OFFSET): Do not include bias.
11189 (ELIMINABLE_REGS, CAN_ELIMINATE, INITIAL_ELIMINATION_OFFSET): New.
11190 (REGNO_OK_FOR_INDEX_P, REGNO_OK_FOR_BASE_P): Update for SFP.
11191 (REG_OK_FOR_INDEX_P, REG_OK_FOR_BASE_P): Likewise.
11192 * config/sparc/aout.h (DBX_REGISTER_NUMBER): Update for HFP.
11193 * config/sparc/litecoff.h, config/sparc/sol2.h: Likewise.
11194 * config/sparc/sparc.c (mem_min_alignment): Update for HFP.
11195 (sparc_nonflat_function_prologue, epilogue_renumber): Likewise.
11196 (MUST_SAVE_REGISTER): Likewise.
11197 (sparc_flat_function_prologue): Likewise.
11198 (sparc_flat_function_epilogue): Likewise.
11199 (HARD_FRAME_POINTER_MASK): Rename from FRAME_POINTER_MASK.
11200 (sparc_init_modes): SFP is GENERAL_REGS.
11201 (sparc_builtin_saveregs): SFP does not have bias applied.
11203 2002-02-04 Richard Henderson <rth@redhat.com>
11205 * config/alpha/alpha.c (current_function_is_thunk): Don't check
11206 current_function_is_thunk.
11207 (alpha_sa_mask): Distinguish between current_function_is_thunk
11208 called from ASM_OUTPUT_MI_THUNK and not.
11209 (alpha_does_function_need_gp): Thunks always need gp.
11210 (alpha_start_function, alpha_output_function_end_prologue): Likewise.
11211 (alpha_output_mi_thunk_osf): New.
11212 * config/alpha/alpha-protos.h: Update.
11213 * config/alpha/alpha.h (ASM_OUTPUT_MI_THUNK): New.
11215 2002-02-04 Richard Sandiford <rsandifo@redhat.com>
11217 * c-typeck.c (build_c_cast): Warn when qualifiers are added to
11218 function types, not when they're taken away.
11220 Mon Feb 4 09:05:58 2002 Jeffrey A Law (law@redhat.com)
11222 * cfgrtl.c (try_redirect_by_replacing_jump): Remove associated
11223 CODE_LABEL and jump table when replacing a table jump with a
11224 simple jump.
11226 2002-02-04 Ulrich Weigand <uweigand@de.ibm.com>
11228 * config/s390/s390-protos.h (legitimize_la_operand,
11229 s390_secondary_input_reload_class, s390_plus_operand,
11230 s390_expand_plus_operand): Add prototypes.
11232 config/s390/s390.c (s390_secondary_input_reload_class,
11233 s390_plus_operand, s390_expand_plus_operand): New functions.
11235 (struct s390_address): New member 'pointer'.
11236 (s390_decompose_address): Compute it.
11237 (legitimate_la_operand_p): Use it.
11238 (legitimize_la_operand): New function.
11239 (movti, movdi, movdf splitters): Call it.
11241 config/s390/s390.h (SECONDARY_INPUT_RELOAD_CLASS): Define.
11242 (PREDICATE_CODES): Add s390_plus_operand.
11244 config/s390/s390.md (adddi3_inv_64, addaddr_ccclobber): Delete.
11245 (la_ccclobber): Allow GENERAL_REGS as output operand.
11247 (reload_load_address, *reload_load_address_reg_0, *la, *do_la_reg_0,
11248 *reload_la_64, *reload_la_31 and splitters): Delete, replace by ...
11249 (*la_64, *la_31, reload_indi, reload_insi): ... these.
11251 2002-02-04 Ulrich Weigand <uweigand@de.ibm.com>
11253 * gcc/config/s390/s390.h (CRT_CALL_STATIC_FUNCTION): Fixed
11254 register names for regular asm () construct.
11256 2002-02-04 Jakub Jelinek <jakub@redhat.com>
11258 * config/i386/i386.md (movsf_1): Allow moving SF values in MMX
11259 registers.
11261 2002-02-04 Jakub Jelinek <jakub@redhat.com>
11263 * combine.c (recog_for_combine): Create a dummy insn with PATTERN
11264 pat for recog.
11266 2002-02-04 Hartmut Penner <hpenner@de.ibm.com>
11268 * varasm.c (decode_rtx_const): Allow unspec (symbol_ref) in
11269 constant pool to be identical by string address and index.
11271 2002-02-04 Anthony Green <green@redhat.com>
11273 * output.h (SECTION_OVERRIDE): Define.
11274 * varasm.c (named_section): Obey SECTION_OVERRIDE.
11276 2002-02-03 Jason Thorpe <thorpej@wasabisystems.com>
11278 * config.gcc (arm*-*-netbsdelf*): Placeholder to prevent match
11279 by existing arm*-*-netbsd* (a.out) target.
11280 (ns32k-*-netbsdelf*): Likewise.
11281 (sparc-*-netbsdelf*): Likewise.
11282 (vax-*-netbsdelf*): Likewise.
11284 2002-02-03 Danny Smith <dannysmith@users.sourceforge.net>
11286 * gthr-win32.h: Protect against conflicting typedef for BOOL in windows
11287 headers and libobjc headers.
11289 2002-02-03 Mumit Khan <khan@nanotech.wisc.edu>
11291 * gthr-win32.h (__mingwthr_key_dtor): Use extern "C" linkage for C++.
11292 (_mingw.h): Remove duplicate include.
11294 2002-02-03 Jason Thorpe <thorpej@wasabisystems.com>
11296 * config.gcc: Set cpu_type to m68k for 68010, as well.
11297 (m68010-*-netbsdelf*): New...
11298 (m68k*-*-netbsdelf*): ...targets.
11299 * config/m68k/netbsd-elf.h: New file.
11301 2002-02-02 Kazu Hirata <kazu@hxi.com>
11303 * config/h8300/h8300.c (hand_list): Move inside function_arg.
11305 2002-02-02 Kazu Hirata <kazu@hxi.com>
11307 * config/h8300/h8300.c (h8_push_ops): Move inside
11308 h8300_init_once.
11309 (h8_pop_ops): Likewise.
11310 (h8_move_ops): Likewise.
11312 2002-02-02 Kazu Hirata <kazu@hxi.com>
11314 * config/h8300/h8300.c (os_task): Make it static.
11315 (monitor): Likewise.
11316 (pragma_saveall): Likewise.
11318 2002-02-02 Alexandre Oliva <aoliva@redhat.com>
11320 * config/sh/sh.md (ic_invalidate_line): Make sure the immediate
11321 constant is a valid sign-extension for Pmode.
11323 2002-02-02 Kazu Hirata <kazu@hxi.com>
11325 * config/h8300/h8300.c: Fix formatting.
11327 2002-02-02 Kazu Hirata <kazu@hxi.com>
11329 * config/h8300/h8300.md: Fix formatting.
11331 2002-02-02 Kazu Hirata <kazu@hxi.com>
11333 * config/h8300/h8300.md (one_cmpl patterns): Tighten the
11334 predicates of operands[1]. Split the patterns for each
11335 processor variant.
11337 2002-02-02 Kazu Hirata <kazu@hxi.com>
11339 * config/h8300/h8300.md (xor patterns): Tighten the predicates
11340 of operands[1] to register_operand.
11342 2002-02-02 Neil Booth <neil@daikokuya.demon.co.uk>
11344 * cpphash.h (struct spec_nodes): Remove n__CHAR_UNSIGNED__.
11345 * cpphash.c (_cpp_init_hashtable): Similarly.
11346 * cppinit.c (cpp_create_reader): Default the signed_char flag.
11347 (init_builtins): Define __CHAR_UNSIGNED__ appropriately.
11348 (COMMAND_LINE_OPTIONS): Recognise -f{un,}signed-char.
11349 (cpp_handle_option): Handle the new options.
11350 * cpplex.c (cpp_interpret_charconst): Use new flag.
11351 * cpplib.h (struct cpp_options): New member signed_char.
11352 * gcc.c (cpp_unique_options): Remove %c spec and documentation.
11353 (cpp_options): Handle -fsigned-char and -funsigned-char.
11354 (static_specs): Remove signed_char_spec.
11355 (do_spec1): Don't handle %c.
11356 * system.h: Poison SIGNED_CHAR_SPEC.
11357 * tradcif.y (yylex): Use flag_signed_char.
11358 * tradcpp.h (flag_signed_char): New.
11359 * tradcpp.c (flag_signed_char): New.
11360 (main): Handle new command-line options.
11361 (initialize_builtins): Define __CHAR_UNSIGNED__ if appropriate.
11362 config:
11363 * alpha/alpha.h (SIGNED_CHAR_SPEC): Remove.
11364 * avr/avr.h: Remove old comments.
11365 * i960/i960.h (CPP_SPEC): Pass -fsigned-char if -mic*.
11366 (CC1_SPEC): Pass -fsigned-char if -mic*.
11367 (SIGNED_CHAR_SPEC): Remove.
11368 doc:
11369 * tm.texi (SIGNED_CHAR_SPEC): Remove documentation.
11371 2002-02-01 Eric Christopher <echristo@redhat.com>
11373 From Daniel Jacobowitz <dmj+@andrew.cmu.edu>
11374 * config/mips/mips.h (FUNCTION_PROFILER): Fix function profiling.
11375 * config/mips/linux.h (ASM_OUTPUT_REG_PUSH): Undefine.
11376 (ASM_OUTPUT_REG_POP): Ditto.
11378 2002-02-02 Neil Booth <neil@daikokuya.demon.co.uk>
11380 * c-decl.c, tree.c, tree.h, objc/objc-act.c: Revert bitfield
11381 patch.
11383 2002-02-02 Jakub Jelinek <jakub@redhat.com>
11385 * config/i386/i386.h (CPP_CPUCOMMON_SPEC): Add missing | separators.
11387 2002-02-02 Jakub Jelinek <jakub@redhat.com>
11389 PR c/5304:
11390 * expmed.c (expand_mult_highpart): Use immed_double_const for wide_op1
11391 unconditionally.
11393 2002-02-01 Janis Johnson <janis187@us.ibm.com>
11395 * cfganal.c: Include tm_p.h.
11396 (keep_with_call_p): Fix the test that determines if a register holds
11397 the return value of a call.
11399 2002-02-01 DJ Delorie <dj@redhat.com>
11401 * config/sparc/sparc.c (sparc_emit_set_symbolic_const64): If
11402 we are given conflicting registers, switch to the other one we
11403 had allocated for us.
11404 * config/sparc/sparc.md (reload_indi, reload_outdi): Pass op[2]
11405 as TImode so we know when the "other" register is available.
11407 2002-02-01 David O'Brien <obrien@FreeBSD.org>
11409 * config/sparc/sol2-sld-64.h: Include sparc/biarch64.h rather than
11410 sparc/sparc_bi.h.
11412 2002-02-01 Janis Johnson <janis187@us.ibm.com>
11414 * cfganal.c (keep_with_call_p): New function.
11415 (flow_call_edges_add): Prevent splitting a block between a call and
11416 a single-set instruction that should be kept in the same block.
11418 2002-02-01 Craig Rodrigues <rodrigc@gcc.gnu.org>
11420 * doc/install.texi (avr): Update outdated URL.
11422 2002-01-30 Andrew Haley <aph@cambridge.redhat.com>
11424 * config/stormy16/stormy16.md (pushqi): New.
11425 (popqi): New.
11426 (pushhi): New.
11427 (pophi): New.
11428 (movhi): Remove stack operands.
11429 (movqi): Likewise.
11430 * config/stormy16/stormy16.h (PREDICATE_CODES): Add
11431 nonimmediate_nonstack_operand.
11432 * config/stormy16/stormy16.c (nonimmediate_nonstack_operand):
11433 New.
11434 * config/stormy16/stormy16-protos.h (nonimmediate_nonstack_operand)
11435 New.
11437 2002-01-31 Jason Merrill <jason@redhat.com>
11439 * Makefile.in (c-parse.c): Handle .output file.
11440 * objc/Make-lang.in (objc-parse.c): Likewise.
11442 2002-02-01 Alexandre Oliva <aoliva@redhat.com>
11444 * config/mips/mips.h (ENDIAN_SPEC): Output the endianness flag if
11445 the -me[lb] option is given. Don't output the default flag
11446 twice.
11448 2002-01-31 Zack Weinberg <zack@codesourcery.com>
11450 * c-lex.c (yyparse): Call debug_hooks->start_source_file for
11451 the primary source file; this has not been done yet.
11452 * c-decl.c (c_expand_body): Reset input_filename from
11453 DECL_SOURCE_FILE (fndecl) before calling init_function_start.
11455 2002-01-31 Kazu Hirata <kazu@hxi.com>
11457 * rtlanal.c (subreg_regno_offset): Do not use
11458 SUBREG_REGNO_OFFSET.
11459 * system.h: Add SUBREG_REGNO_OFFSET to the GCC poison list.
11460 * doc/tm.texi (SUBREG_REGNO_OFFSET): Remove.
11462 2002-01-31 Joseph S. Myers <jsm28@cam.ac.uk>
11464 * gccbug.in: Follow GNU Coding Standards for --version. Use GCC
11465 version rather than GNATS version in --version output.
11467 2002-01-31 Richard Sandiford <rsandifo@redhat.com>
11469 * ifcvt.c (noce_process_if_block): Make a copy of the destination
11470 when copying back from a temporary.
11472 2002-01-30 Richard Henderson <rth@redhat.com>
11474 * ifcvt.c (dead_or_predicable): Handling merging when other_bb
11475 and new_dest are the same.
11477 2002-01-30 Richard Henderson <rth@redhat.com>
11479 PR opt/5076
11480 * rtl.h (NOTE_INSN_LOOP_END_TOP_COND): New.
11481 * rtl.c (note_insn_name): Update.
11482 * emit-rtl.c (remove_unnecessary_notes): Kill it.
11483 * stmt.c (expand_end_loop): Kill jump opt code. Use LOOP_END_TOP_COND
11484 to perform loop rotation.
11485 (expand_exit_loop_top_cond): New.
11486 * tree.h (expand_exit_loop_top_cond): Declare it.
11487 * c-semantics.c (genrtl_while_stmt): Use it.
11488 (genrtl_for_stmt): Likewise.
11490 2002-01-30 Alexandre Oliva <aoliva@redhat.com>
11492 * config/mips/mips.h (PARM_BOUNDARY): Guarantee alignment of
11493 arguments to 64-bit boundaries on 64-bit ABIs.
11495 2002-01-30 Steve Ellcey <sje@cup.hp.com>
11497 * loop.c (loop_invariant_p): Special case pic_offset_table_rtx.
11499 2002-01-31 Joseph S. Myers <jsm28@cam.ac.uk>
11501 * c-decl.c (grokdeclarator): Handle type being a typedef for an
11502 invalid type.
11504 2002-01-30 David O'Brien <obrien@FreeBSD.org>
11506 * config.gcc: Include sparc/biarch64.h rather than sparc/sparc_bi.h.
11507 * config/sparc/sparc_bi.h: Remove file.
11508 * config/sparc/biarch64.h: New file (rename of sparc_bi.h).
11510 2002-01-30 Richard Henderson <rth@redhat.com>
11512 * sched-deps.c (sched_analyze): Make a call read the frame pointer.
11514 2002-01-30 Zack Weinberg <zack@codesourcery.com>
11516 * expmed.c (emit_store_flag): Call protect_from_queue on op0 and op1.
11518 2002-01-30 Jason Merrill <jason@redhat.com>
11520 * dwarf2out.c (dwarf_cfi_name): Add other DWARF 3 codes.
11521 (output_cfi): Likewise. Disable DW_CFA_GNU_negative_offset_extended.
11522 (reg_save): Use DW_CFA_offset_extended_sf instead.
11524 * dwarf2out.c (dwarf2out_finish): Don't abort if there were errors.
11526 2002-01-29 Jakub Jelinek <jakub@redhat.com>
11528 * cselib.c (cselib_record_sets): Use IF_THEN_ELSE result
11529 in cselib_lookup.
11531 2002-01-29 Aldy Hernandez <aldyh@redhat.com>
11533 * rs6000.md ("*call_value_local32"): Remove constraints.
11534 ("*call_value_local64"): Same.
11535 ("*call_value_indirect_nonlocal_aix32"): Same.
11536 ("*call_value_nonlocal_aix32"): Same.
11537 ("*call_value_indirect_nonlocal_aix64"): Same.
11538 ("*call_value_nonlocal_aix64"): Same.
11539 ("*call_value_nonlocal_sysv"): Same.
11541 2002-01-29 Richard Henderson <rth@redhat.com>
11543 * config/alpha/elf.h (SDB_DEBUGGING_INFO): Undef.
11545 2002-01-29 Richard Henderson <rth@redhat.com>
11547 * expr.c (force_operand): Ignore flag_pic for detecting pic
11548 address loads.
11549 * regclass.c (init_reg_sets_1): Test fixed_regs not flag_pic
11550 for determining if PIC_OFFSET_TABLE_REGNUM is call-clobbered.
11551 * resource.c (mark_target_live_regs): Use regs_invalidated_by_call
11552 instead of open-coded loop.
11553 * doc/tm.texi (PIC_OFFSET_TABLE_REGNUM): Clarify that it must
11554 be fixed when in use.
11556 2002-01-29 Richard Henderson <rth@redhat.com>
11558 * sched-int.h (struct deps_reg): Add uses_length, clobbers_length.
11559 * sched-rgn.c (propagate_deps): Update them.
11560 * sched-deps.c (sched_analyze_insn): Update them. Flush the
11561 clobbers list when either gets too long.
11563 2002-01-29 Jakub Jelinek <jakub@redhat.com>
11565 * config/i386/i386.h (LIMIT_RELOAD_CLASS): Handle LEGACY_REGS
11566 and INDEX_REGS the same as GENERAL_REGS.
11567 (SECONDARY_OUTPUT_RELOAD_CLASS): Likewise.
11569 2002-01-29 Neil Booth <neil@daikokuya.demon.co.uk>
11571 * tree.c (build_nonstandard_integer_type): Correct prototype.
11573 2002-01-29 Ulrich Weigand <uweigand@de.ibm.com>
11575 * config/s390/s390.md (movstrsico, movstrdix_64,
11576 movstrsix_31): Remove, replace by ...
11577 (movstrdi_short, movstrsi_short, movstrdi_long,
11578 movstrsi_long): ... these. New.
11579 (movstrdi, movstrsi): Adapt.
11581 (rotldi3, rotlsi3, ashldi3, *ashldi3_31, *ashldi3_64,
11582 ashlsi3, lshrdi3, *lshrdi3_31, *lshrdi3_64, lshrsi3):
11583 Remove unnecessary CC clobber.
11584 (*ashrdi3_cc_31, *ashrdi3_cconly_31, *ashrdi3_cc_64,
11585 *ashrdi3_cconly_64, *ashrsi3_cc, *ashrsi3_cconly): New.
11587 (divmoddi4): Don't partially initialize TImode register.
11589 2002-01-29 Geoffrey Keating <geoffk@redhat.com>
11591 * doc/sourcebuild.texi (C Tests): Document gcc.dg/debug directory.
11593 2002-01-29 Richard Henderson <rth@redhat.com>
11595 * flow.c (print_rtl_and_abort): Remove.
11596 (print_rtl_and_abort_fcn): Remove.
11597 (verify_local_live_at_start): Use dump_bb instead.
11598 (verify_wide_reg): Likewise. Take a basic_block, not rtl endpoints.
11599 (verify_wide_reg_1): Return 2 on mode test failure.
11601 2002-01-29 Neil Booth <neil@daikokuya.demon.co.uk>
11603 PR c/3325, c/3326, c/2511, c/3347
11604 * c-decl.c (enum_decl_context): Remove BITFIELD.
11605 (grokdeclarator): Take bitfield width as an input.
11606 Ensure bitfields are given the correct type. Perform
11607 bitfield width validation with build_bitfield_integer_type
11608 rather than waiting for finish_struct.
11609 (grok_typename, grok_typename_in_parm_context, start_decl,
11610 push_parmdecl, grokfield, start_function): Update calls to
11611 grokdeclarator.
11612 (build_bitfield_integer_type): New function.
11613 (finish_struct): Move bitfield validation to grokdeclarator
11614 and build_bitfield_integer_type.
11615 * tree.c (build_nonstandard_integer_type): New function.
11616 * tree.h (build_nonstandard_integer_type): New prototype.
11617 objc:
11618 * objc-act.c (objc_copy_list): Remove DECL_INITIAL kludge.
11620 2002-01-29 Jakub Jelinek <jakub@redhat.com>
11622 PR other/1502:
11623 * cppinit.c (cpp_handle_option): Add ignore argument, if it is zero,
11624 don't ignore unrecognized -W* options.
11625 (cpp_handle_options): Pass 1 as last argument to cpp_handle_option.
11626 * cpplib.h (cpp_handle_option): Adjust prototype.
11627 * c-decl.c (c_decode_options): Pass 0 as last argument to
11628 cpp_handle_option.
11630 PR c/2896:
11631 * gcc.c (cpp_unique_options): Split from cpp_options.
11632 (cpp_options): Source cpp_unique_options.
11633 (default_compilers): Use cpp_unique_options instead of cpp_options
11634 when used together with cc1_options.
11635 (static_specs): Add cpp_unique_options.
11636 * objc/lang-specs.h: Use cpp_unique_options instead of cpp_options
11637 when used together with cc1_options.
11639 2002-01-29 Kazu Hirata <kazu@hxi.com>
11641 * config/h8300/h8300-protos.h: Update the prototype of
11642 output_a_shift.
11643 * config/h8300/h8300.c (output_a_shift): Remove an unused
11644 argument 'insn'. Remove redundant code.
11645 * config/h8300/h8300.md: Adust to the new prototype of
11646 output_a_shift.
11648 2002-01-29 Kazu Hirata <kazu@hxi.com>
11650 * config/h8300/h8300-protos.h: Update the prototypes of
11651 emit_a_rotate and expand_a_rotate.
11652 * config/h8300/h8300.c (emit_a_rotate): Change the type of the
11653 first argument to 'enum rtx_code'.
11654 (expand_a_rotate): Likewise.
11656 2002-01-28 Kazu Hirata <kazu@hxi.com>
11658 * config/h8300/h8300-protos.h: Update the prototype of
11659 output_simode_bld.
11660 * config/h8300/h8300.c (output_simode_bld): Remove an argumen
11661 'log2'.
11662 * config/h8300/h8300.md: Adjust to the new prototype.
11664 2002-01-28 Kazu Hirata <kazu@hxi.com>
11666 * conifg/h8300/h8300.c (h8300_adjust_insn_length): Remove
11667 redundant code.
11669 2002-01-28 John David Anglin <dave@hiauly1.hia.nrc.ca>
11671 * emit-rtl.c (gen_rtx_REG): Check that the PIC_OFFSET_TABLE_REGNUM
11672 is a fixed register before returning pic_offset_table_rtx.
11673 * loop.c (scan_loop): Don't hoist insns that set pic_offset_table_rtx
11674 when PIC_OFFSET_TABLE_REG_CALL_CLOBBERED is defined.
11676 2002-01-28 Jason Merrill <jason@redhat.com>
11678 * dwarf2.h: Sync with src version.
11680 2002-01-28 Paul Koning <pkoning@equallogic.com>
11682 * builtin-types.def (BT_FN_VOID_CONST_PTR_VAR): Replace
11683 BT_FN_VOID_PTR_VAR.
11684 * builtins.def (BUILT_IN_PREFETCH): Change first argument to be const.
11685 * doc/extend.texi (__builtin_prefetch): Update documentation:
11686 first argument is now const void ptr.
11688 2002-01-28 Kazu Hirata <kazu@hxi.com>
11690 * config/h8300/h8300-protos.h: Remove an unused prototype.
11692 2002-01-28 Roman Zippel <zippel@linux-m68k.org>
11694 * toplev.c (lang_independent_init): Round up identifier size.
11696 2002-01-28 Richard Earnshaw <rearnsha@arm.com>
11698 * config.gcc: Revert previous change.
11700 2002-01-28 Andris Pavenis <pavenis@latnet.lv>
11702 * config/i386/djgpp.h: Use STRIP_NAME_ENCODING in macro UNIQUE_SECTION
11704 2002-01-28 Richard Earnshaw <rearnsha@arm.com>
11706 * config.gcc (*-*-netbsdelf*): Set up generic parameters.
11707 (*-*-netbsd*): Always use collect2. Remove collect2 settings from
11708 other non-elf netbsd config frags.
11709 * config/netbsd-aout.h (STARTFILE_SPEC): Don't pull in c++rt0 since
11710 collect2 will does that.
11711 * config/netbsd.h (LIBGCC_SPEC): Add white space before -lgcc, so that
11712 shared-lib frobbing will work.
11714 2002-01-28 Kazu Hirata <kazu@hxi.com>
11716 * config/h8300/h8300.h: Fix formatting.
11717 * config/h8300/h8300.md: Likewise.
11719 2002-01-28 Loren J. Rittle <ljrittle@acm.org>
11721 * fixinc/inclhack.def (strict_ansi_not): Add a bypass based on
11722 the old, removed AAA_standards fix.
11723 * fixinc/fixincl.x: Rebuilt.
11725 2002-01-28 Hans-Peter Nilsson <hp@axis.com>
11727 * config/cris/cris.h (CRT_CALL_STATIC_FUNCTION): Change to emit
11728 atexit call in crtbegin, hooked in after call to frame_dummy;
11729 register EH before registering __fini__start.
11731 2002-01-28 Aldy Hernandez <aldyh@redhat.com>
11733 * config/rs6000/altivec.h: Remove spurious semicolons.
11735 2002-01-27 Kazu Hirata <kazu@hxi.com>
11737 * config/h8300/h8300.md: Replace dead bit extraction patterns
11738 with ones that work.
11740 Sun Jan 27 13:23:40 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
11742 * emit-rtl.c (get_mem_attrs): Don't default alignment for non-BLKmode
11743 if not STRICT_ALIGNMENT.
11744 * rtl.h (MEM_ALIGN): Likewise.
11746 2002-01-27 Craig Rodrigues <rodrigc@gcc.gnu.org>
11748 * doc/invoke.texi (-fdump-translation-unit): Revert this
11749 patch: 2001-10-21 Craig Rodrigues <rodrigc@gcc.gnu.org>
11751 2002-01-27 Kazu Hirata <kazu@hxi.com>
11753 * config/h8300/h8300.md (define_constants): New.
11754 (anonymous patterns) Use defined constants appropriately.
11756 2002-01-27 Kazu Hirata <kazu@hxi.com>
11758 * config/h8300/h8300.c (function_arg): Remove redundant code.
11760 2002-01-26 Richard Henderson <rth@redhat.com>
11762 * sched-deps.c (reg_pending_uses_head): New.
11763 (reg_pending_barrier): Rename from reg_pending_sets_all.
11764 (find_insn_list): Don't mark inline.
11765 (find_insn_mem_list): Remove.
11766 (add_dependence_list, add_dependence_list_and_free): New.
11767 (flush_pending_lists): Replace only_write param with separate
11768 for_read and for_write parameters. Update all callers. Use
11769 add_dependence_list_and_free.
11770 (sched_analyze_1): Do not add reg dependencies here; just set
11771 the pending bits. Use add_dependence_list.
11772 (sched_analyze_2): Likewise.
11773 (sched_analyze_insn): Replace schedule_barrier_found with
11774 reg_pending_barrier. Add all dependencies for pending reg
11775 uses, sets, and clobbers.
11776 (sched_analyze): Don't add reg dependencies for calls, just
11777 set pending bits. Use regs_invalidated_by_call. Treat
11778 sched_before_next_call as a normal list, not a fake insn.
11779 (init_deps): No funny init for sched_before_next_call.
11780 (free_deps): Free pending mems lists. Don't zero reg_last.
11781 (init_deps_global): Init reg_pending_uses.
11782 (finish_deps_global): Free it.
11783 * sched-int.h (deps): Make in_post_call_group_p boolean. Update docs.
11784 (find_insn_mem_list): Remove.
11785 * sched-rgn.c (concat_INSN_LIST, concat_insn_mem_list): New.
11786 (propagate_deps): Use them. Zero temp mem lists.
11788 2002-01-26 Richard Henderson <rth@redhat.com>
11790 * Makefile.in (CRTSTUFF_CFLAGS): New.
11791 (crtbegin.o, crtend.o, crtbeginS.o, crtendS.o, crtbeginT.o): Use it.
11792 * config.gcc (alpha-linux, alpha-freebsd, alpha-netbsd): Use plain
11793 crtstuff.c instead of alpha assembly version.
11794 * crtstuff.c (CRT_CALL_STATIC_FUNCTION): Rewrite to assume the
11795 entire dummy function sequence. Use FORCE_CODE_SECTION_ALIGN
11796 not FORCE_{INIT,FINI}_SECTION_ALIGN.
11797 (__do_global_dtors_aux): Mark used.
11798 (frame_dummy, __do_global_ctors_aux): Mark used.
11799 (fini_dummy, init_dummy): Remove.
11801 * config/alpha/crtbegin.asm: Remove file.
11802 * config/alpha/crtend.asm: Remove file.
11803 * config/alpha/t-crtbe: Remove file.
11804 * config/alpha/elf.h (CRT_CALL_STATIC_FUNCTION): New.
11805 (LINK_EH_SPEC): New.
11807 * config/cris/cris.h (CRT_CALL_STATIC_FUNCTION): Rewrite old
11808 FORCE_INIT_SECTION_ALIGN hack. Register __fini_start before
11809 calling constructors.
11810 * config/cris/linux.h (CRT_CALL_STATIC_FUNCTION): Undef.
11812 * config/i386/i386.h (CRT_CALL_STATIC_FUNCTION): New.
11813 * config/i386/linux.h (CRT_CALL_STATIC_FUNCTION): Replace old
11814 CRT_END_INIT_DUMMY hack.
11815 * config/i386/sol2.h (FORCE_CODE_SECTION_ALIGN): Replace
11816 FORCE_{INIT,FINI}_SECTION_ALIGN.
11818 * config/mcore/mcore-elf.h (FORCE_CODE_SECTION_ALIGN): Replace
11819 FORCE_{INIT,FINI}_SECTION_ALIGN.
11821 * config/s390/s390.h (CRT_CALL_STATIC_FUNCTION): Update for new
11822 invocation sequence.
11823 * config/sh/sh.h (CRT_CALL_STATIC_FUNCTION): Likewise.
11825 * doc/tm.texi (CRT_CALL_STATIC_FUNCTION): Update.
11826 (FORCE_CODE_SECTION_ALIGN): New.
11828 2002-01-26 Richard Henderson <rth@redhat.com>
11830 * config/cris/cris.c (cris_print_operand): Handle 64-bit CONST_INT.
11832 2002-01-26 Richard Henderson <rth@redhat.com>
11834 * config/alpha/alpha.c (alpha_sa_mask): Mark RA for unicos here too.
11835 (alpha_sa_size): Use alpha_sa_mask to compute size of saved regs.
11837 2002-01-26 Kazu Hirata <kazu@hxi.com>
11839 * config/h8300/h8300.md: Remove bit extraction patterns that
11840 cannot be triggered.
11841 Restrict each bit extraction pattern to a variant on which the
11842 pattern is tested.
11844 2002-01-26 Joseph S. Myers <jsm28@cam.ac.uk>
11846 * doc/include/texinfo.tex: Update to version 2002-01-04.07.
11848 2002-01-26 Kazu Hirata <kazu@hxi.com>
11850 * config/h8300/h8300.md: Remove bit test patterns that cannot
11851 be triggered.
11852 Restrict each bit test pattern to a variant on which the
11853 pattern is tested.
11855 2002-01-26 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11857 * builtins.c (expand_builtin_strncat): Remove redundant check for
11858 INTEGER_CST.
11860 2002-01-25 David O'Brien <obrien@FreeBSD.org>
11862 * config/i386/x86-64.h (DEFAULT_PCC_STRUCT_RETURN): Do not overide
11863 default setting.
11864 * config/i386/freebsd64.h (DEFAULT_PCC_STRUCT_RETURN): Do not override
11865 existing setting.
11867 2002-01-25 Geoffrey Keating <geoffk@redhat.com>
11869 * dbxout.c (dbxout_init): Use assemble_name rather than just
11870 stripping off the first character.
11871 (dbxout_source_file): Likewise.
11873 2002-01-25 DJ Delorie <dj@redhat.com>
11875 * config/sparc/sparc.c (sparc_emit_set_symbolic_const64): Compare
11876 using rtx_equal_p, not by comparing pointers.
11878 2002-01-25 Steve Ellcey <sje@cup.hp.com>
11880 * emit-rtl.c (gen_rtx_REG): Always return the same rtx
11881 for PIC_OFFSET_TABLE_REGNUM.
11882 (init_emit_once): Use gen_raw_REG to initialize pic_offset_table_rtx.
11884 2002-01-25 David O'Brien <obrien@FreeBSD.org>
11886 * config.gcc (x86_64-*-freebsd*): New target.
11887 (x86_64-*-netbsd*,x86_64-*-linux*): Use ${tm_file} rather than its
11888 value.
11889 (i[34567]86-*-freebsd*): Don't include svr4.h.
11890 * config/i386/freebsd64.h: New file.
11892 2002-01-25 Douglas B Rupp <rupp@gnat.com>
11894 * config/alpha/x-vms (version): Make static.
11896 * config/alpha/vms.h (MD_FALLBACK_FRAME_STATE_FOR): Fix error
11897 in previous checkin.
11899 * Makefile.in (install-headers-cp): New target.
11900 * config.gcc (alpha-dec-*vms*): Install headers with
11901 install-headers-cp
11903 Fri Jan 25 22:42:49 CET 2002 Jan Hubicka <jh@suse.cz>
11905 * unroll.c (unroll_loop): Lower final_value to nonmemory operand;
11906 avoid it's copies.
11908 Fri Jan 25 08:26:19 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
11910 * builtins.c (expand_builtin_strncpy): Use integer_zerop instead
11911 of compare_tree_int.
11912 (expand_builtin_strncat): Likewise.
11913 * c-decl.c (finish_struct): Use tree_low_cst.
11914 * tree.h (compare_tree_int): Arg is unsigned HOST_WIDE_INT.
11915 * tree.c (compare_tree_int): Likewise.
11917 2002-01-25 Ulrich Weigand <uweigand@de.ibm.com>
11919 * reload1.c (eliminate_regs_in_insn): Recognize frame pointer
11920 adjustments even if they are implemented by more than two insns.
11922 Fri Jan 25 20:43:56 CET 2002 Jan Hubicka <jh@suse.cz>
11924 * df.c (df_ref_create, df_ref_record_1, df_ref_record): Kill BB arg.
11925 * df.h (struct ref): Kill B.
11926 (DF_REF_BB, DF_REF_BBNO): Use BLOCK_FOR_INSN.
11928 * basic-block.h (PROP_EQUAL_NOTES): New flag.
11929 * flow.c (propagate_one_insn): Use it.
11930 (mark_used_regs): Handle NIL.
11932 2002-01-25 Geoffrey Keating <geoffk@redhat.com>
11934 * config/stormy16/stormy16.md (tablejump_pcrel): Use a MEM
11935 to help folding.
11937 2002-01-25 David Edelsohn <edelsohn@gnu.org>
11939 * rs6000.md (prefetch): Make address V4SI mode so that the address
11940 is restricted to legitimate form for instruction.
11942 2002-01-25 Bob Wilson <bob.wilson@acm.org>
11944 * doc/install.texi (xtensa-*-elf): New target.
11945 (xtensa-*-linux*): New target.
11946 * doc/contrib.texi: Add myself.
11948 2002-01-25 Nick Clifton <nickc@cambridge.redhat.com>
11950 * config/arm/arm.c (arm_hard_regno_mode_ok): Allow any general
11951 purpose register to hold an SImode (or smaller) value.
11953 2002-01-25 Jakub Jelinek <jakub@redhat.com>
11955 * unwind-dw2-fde-glibc.c: If inhibit_libc, use __register_frame*
11956 registry only.
11957 * crtstuff.c: Likewise.
11959 2002-01-25 Kazu Hirata <kazu@hxi.com>
11961 * config/h8300/h8300.md (negation patterns): Tighten
11962 predicates to register_operand.
11964 2002-01-24 Aldy Hernandez <aldyh@redhat.com>
11966 * loop.c (emit_prefetch_instructions): Use the prefetch insn's
11967 mode, not Pmode.
11969 * builtins.c (expand_builtin_prefetch): Same.
11971 2002-01-24 Alexandre Oliva <aoliva@redhat.com>
11973 * config/sh/sh.md (sym_label2reg): Make sure all CONSTs have
11974 modes.
11976 2002-01-24 Kazu Hirata <kazu@hxi.com>
11978 * config/h8300/h8300.c (print_operand): Remove support for
11979 operand character 'A'.
11980 * config/h8300/h8300.md (three anonymous patterns): Replace
11981 operand character 'A' with either 'T' or 'S'.
11983 2002-01-24 Kazu Hirata <kazu@hxi.com>
11985 * config/h8300/h8300.c (print_operand): Remove support for
11986 operand character 'U'.
11988 2002-01-24 Andris Pavenis <pavenis@latnet.lv>
11990 * config/i386/t-djgpp: Use NATIVE_SYSTEM_HEADER_DIR.
11992 2002-01-24 Nick Clifton <nickc@cambridge.redhat.com>
11994 * config/arm/arm.c (arm_hard_regno_mode_ok): Allow SImode
11995 values to be assigned to the stack pointer.
11997 2002-01-14 Hartmut Penner <hpenner@de.ibm.com>
11999 * emit_rtl.c (gen_lowpart_common): Conversion from const_int
12000 to const_double needs to be done right for big-endian systems.
12002 2002-01-24 Jason Merrill <jason@redhat.com>
12004 PR c++/2432
12005 * config/sparc/sparc.md (call-jump peepholes): Pass the right insn
12006 to can_throw_internal.
12008 2002-01-23 Richard Henderson <rth@redhat.com>
12010 * fold-const.c (fold): Change UINT_MAX test to check vs precision
12011 rather than TYPE_MAX_VALUE. Fix indentation and a bogus negation.
12013 2002-01-24 Alexandre Oliva <aoliva@redhat.com>
12015 * config/sh/sh.md (symGOT_load, sym2GOT, sym2GOTOFF): New expands.
12016 (symGOT2reg): Use them, then set as GOT value as unchanging.
12017 (symGOTOFF2reg): Set REG_EQUAL note. Use a different pseudo
12018 as a temporary, if possible.
12019 (symPLT_label2reg): Enclose (pc) in UNSPEC_PIC. Emit
12020 sym@PLT-(.LPCS#+2-.) instead of sym@PLT+.-(.LPCS#+2).
12022 2002-01-23 Kazu Hirata <kazu@hxi.com>
12024 * config/h8300/h8300.md: Fix xorqi and xorqi so that they will
12025 accept to accept 0x80 as operands[2].
12027 2002-01-24 Alexandre Oliva <aoliva@redhat.com>
12029 * config/sparc/sparc.md (fix_trunctfdi2): Correct typo in mode.
12031 2002-01-23 Richard Henderson <rth@redhat.com>
12033 * config/alpha/alpha.md (call_value_osf_1_er peepholes): Fix typo.
12035 2002-01-23 Aldy Hernandez <aldyh@redhat.com>
12037 * c-parse.in (parmlist_or_identifiers): Add maybe_attribute.
12038 (parmlist_or_identifiers_1): Verify that only a parmlist follows
12039 an attribute.
12041 2002-01-23 Richard Henderson <rth@redhat.com>
12043 * expr.c (move_by_pieces_1): Extend size before negation.
12045 * config/m68k/t-m68kbare (MULTILIB_OPTIONS): Add 68040 and 68060.
12046 (MULTILIB_MATCHES): Remove 68040 and 68060 aliases.
12047 (MULTILIB_EXCEPTIONS): Ignore 68881 and soft-float for 68040 and 68060.
12048 * config/m68k/t-m68kelf: Likewise.
12050 2002-01-23 Bob Wilson <bob.wilson@acm.org>
12052 * config/xtensa/elf.h: New file.
12053 * config/xtensa/lib1funcs.asm: New file.
12054 * config/xtensa/lib2funcs.S: New file.
12055 * config/xtensa/linux.h: New file.
12056 * config/xtensa/t-xtensa: New file.
12057 * config/xtensa/xtensa-config.h: New file.
12058 * config/xtensa/xtensa-protos.h: New file.
12059 * config/xtensa/xtensa.c: New file.
12060 * config/xtensa/xtensa.h: New file.
12061 * config/xtensa/xtensa.md: New file.
12062 * config.gcc (xtensa-*-elf*): New target.
12063 (xtensa-*-linux*): New target.
12064 * cse.c (canon_hash): Compare rtx pointers instead of register
12065 numbers. This is required for the Xtensa port.
12066 * integrate.c (copy_insn_list): Handle case where the static
12067 chain is in memory and the memory address has to be copied to
12068 a register.
12069 * doc/invoke.texi (Option Summary): Add Xtensa options.
12070 (Xtensa Options): New node.
12071 * doc/md.texi (Machine Constraints): Add Xtensa machine constraints.
12073 2002-01-23 Zack Weinberg <zack@codesourcery.com>
12075 * diagnostic.c (internal_error): Do ICE suppression only
12076 when ENABLE_CHECKING is not defined.
12078 * c-typeck.c (require_complete_type): Return error_mark_node
12079 if type is error_mark_node.
12081 2002-01-23 Janis Johnson <janis187@us.ibm.com>
12083 * toplev.c (process_options): Disable -fprefetch-loop-arrays with
12084 -Os and issue a warning.
12086 2002-01-23 Zack Weinberg <zack@codesourcery.com>
12088 * doc/fragments.texi, doc/hostconfig.texi: Update to reflect
12089 current (lack of) need for host configuration by hand.
12091 * doc/gccint.texi, doc/rtl.texi, doc/tm.texi: Adjust cross
12092 references. Documentation of some target macros moved from
12093 hostconfig.texi to tm.texi.
12095 2002-01-23 Will Cohen <wcohen@redhat.com>
12097 * config/arm/arm.h (THUMB_FUNCTION_PROFILER): Define if not currently
12098 defined.
12100 2002-01-23 Kazu Hirata <kazu@hxi.com>
12102 * config/h8300/h8300.md (*andorhi3): Accept 0x8000 as an
12103 operand[3].
12105 2002-01-23 Jason Merrill <jason@redhat.com>
12107 * tree.c (build1): Don't set TREE_READONLY on INDIRECT_REF.
12109 * function.c (assign_parms): Don't put args of inline functions
12110 into registers when not optimizing.
12112 2002-01-23 Nick Clifton <nickc@cambridge.redhat.com>
12114 * config/arm/arm.md (UNSPEC_PROLOGUE_USE): New unspec constant.
12115 (prologue_use): New pattern.
12116 * config/arm/arm.c (expand_prologue): Use gen_prologue_use in
12117 preference to gen_rtx_USE.
12118 (thumb_expand_prologue): Use gen_prologue_use in preference to
12119 gen_rtx_USE.
12120 (thumb_expand_epilogue): Use gen_prologue_use in preference to
12121 gen_rtx_USE.
12123 2002-01-23 Hans-Peter Nilsson <hp@bitrange.com>
12125 * loop.c [!HAVE_prefetch] (CODE_FOR_prefetch): Define to 0.
12127 2002-01-23 Neil Booth <neil@daikokuya.demon.co.uk>
12129 PR c/3504
12130 * doc/extend.texi: Correct documentation of __alignof__.
12132 2002-01-22 Zack Weinberg <zack@codesourcery.com>
12134 * params.h: Rename arguments of DEFPARAM so that it will be
12135 recognized as a translation keyword.
12137 2002-01-22 Aldy Hernandez <aldyh@redhat.com>
12139 * extend.texi: Document altivec functions.
12140 Fix N-bit adjectives in X86 builtin documentation.
12142 2002-01-22 Alexandre Oliva <aoliva@redhat.com>
12144 * reload.c (reg_overlap_mentioned_for_reload_p): Handle PLUS and
12145 auto_inc_dec values.
12147 2002-01-22 Richard Earnshaw <rearnsha@arm.com>
12149 * config/netbsd-aout.h (SWITCH_TAKES_ARG): Remove bogus white space
12150 after backslash.
12151 (ASM_DECLARE_OBJECT_NAME): Add missing backslash before final line.
12153 2002-01-22 Alexandre Oliva <aoliva@redhat.com>
12155 * config/i386/freebsd-aout.h (ASM_QUAD): Undefine.
12157 2002-01-22 Richard Henderson <rth@redhat.com>
12159 * config/alpha/alpha.c (split_small_symbolic_mem_operand): Use
12160 copy_insn not copy_rtx.
12162 2002-01-23 Alan Modra <amodra@bigpond.net.au>
12164 * combine.c (simplify_and_const_int): Don't trunc_int_for_mode
12165 "nonzero" as that might add "1" bits. Ensure "constop" is
12166 properly sign extened.
12167 (force_to_mode): Tweak for sign extended constop.
12169 2002-01-22 Richard Henderson <rth@redhat.com>
12171 * config/alpha/alpha.c (some_small_symbolic_mem_operand) Use
12172 for_each_rtx instead of assuming we're already looking at the MEM.
12173 (split_small_symbolic_mem_operand): Likewise.
12174 * config/alpha/alpha.h (PREDICATE_CODES): Update.
12175 * config/alpha/alpha.md (small symbolic memory splitters): Update.
12177 2002-01-22 Richard Henderson <rth@redhat.com>
12179 * config/alpha/alpha.md (divmodsi_internal_er): Generate lituse
12180 sequence number for the literal.
12181 (divmoddi_internal_er): Likewise.
12183 2002-01-22 Craig Rodrigues <rodrigc@gcc.gnu.org>
12185 PR java/4972
12186 * aclocal.m4 (AM_ICONV): Put linking flags for libiconv
12187 in LIBICONV variable.
12188 * configure: Regenerated.
12190 2002-01-22 Krister Walfridsson <cato@df.lth.se>
12192 * dependence.c (build_def_use): Remove array_idx.
12194 * dwarfout.c (last_filename): Remove.
12195 (output_compile_unit_die): Remove last_filename.
12197 2002-01-22 Roger Sayle <roger@eyesopen.com>
12198 Richard Henderson <rth@redhat.com>
12200 PR opt/3640
12201 * fold-const.c (fold): Optimize unsigned comparisons against
12202 UINT_MAX (and similar unsigned constants).
12204 2002-01-22 Janis Johnson <janis187@us.ibm.com>
12206 * Makefile.in (loop.o): Depend on OPTABS_H.
12207 * loop.c (emit_prefetch_instructions): Check the prefetch operand
12208 against the predicate.
12210 PR target/5379
12211 * config/i386/i386.md (prefetch_sse): Specify "p" as a constraint
12212 for the address operand.
12214 2002-01-22 Richard Henderson <rth@redhat.com>
12216 * config/alpha/freebsd.h (FUNCTION_PROFILER): Remove.
12218 2002-01-22 Craig Rodrigues <rodrigc@gcc.gnu.org>
12220 PR other/5450
12221 * config/i386/sysv4.h (CPP_SPEC): Define, and add CPU
12222 preprocessor flags.
12224 2002-01-22 Jason Thorpe <thorpej@wasabisystems.com>
12226 * config.gcc (x86_64-*-netbsd*): New target.
12227 * config/i386/netbsd64.h: New file.
12229 2002-01-22 Aldy Hernandez <aldyh@redhat.com>
12231 * regrename.c (kill_value): Fix typo.
12233 2002-01-22 Aldy Hernandez <aldyh@redhat.com>
12235 * doc/tm.texi: Remove STARTING_FRAME_PHASE.
12237 * config/rs6000/rs6000.h: Same.
12239 * function.c (instantiate_virtual_regs): Remove
12240 STARTING_FRAME_PHASE.
12241 (assign_stack_local_1): Same.
12242 Calculate frame phase.
12244 2002-01-22 Nick Clifton <nickc@redhat.com>
12246 * config/arm/arm.h (CONDITIONAL_REGISTER_USAGE): Move 'regno'
12247 variable declaration to outer scope in order to simplify
12248 future extensions.
12249 (HARD_REGNO_MODE_OK): Replace macro body with a with a call to
12250 arm_hard_regno_mode_ok.
12251 * config/arm/arm-protos.h: Add a prototype for
12252 arm_hard_regno_mode_ok.
12253 * config/arm/arm.c (soft_df_operand): Remove now redundant
12254 check for DImode values using IP_REGNUM.
12255 (nonimmediate_soft_df_operand): Remove now redundant check for
12256 DImode values using IP_REGNUM.
12257 (arm_hard_regno_mode_ok): New function. New check: make sure
12258 that DImode values are not stored in IP_REGNUM.
12260 * config/arm/arm.c (arm_expand_prologue): Replace REG_MAYBE_DEAD
12261 note with a USE.
12262 (thumb_expand_prologue): Replace REG_MAYBE_DEAD note with a USE.
12264 2002-01-22 Jason Merrill <jason@redhat.com>
12266 * c-semantics.c (genrtl_compound_stmt): Only check nesting
12267 consistency if this COMPOUND_STMT is scoped.
12269 2002-01-22 Kazu Hirata <kazu@hxi.com>
12271 * predict.c: Fix formatting.
12272 * print-tree.c: Likewise.
12273 * protoize.c: Likewise.
12274 * real.h: Likewise.
12275 * rtl.h: Likewise.
12276 * sbitmap.h: Likewise.
12277 * scan.c: Likewise.
12278 * sched-deps.c: Likewise.
12279 * sched-vis.c: Likewise.
12280 * sdbout.c: Likewise.
12281 * sibcall.c: Likewise.
12282 * ssa.c: Likewise.
12283 * ssa-ccp.c: Likewise.
12284 * ssa-dce.c: Likewise.
12285 * stmt.c: Likewise.
12286 * stor-layout.c: Likewise.
12287 * system.h: Likewise.
12289 Tue Jan 22 06:26:33 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
12291 * tree.c (int_fits_type_p): If bounds of a subtype are variable, see
12292 if fits in bounds of base type.
12294 * dwarf2out.c (equate_decl_number_to_die): Add "int" to decls.
12295 (loc_descriptor_from_tree, case CALL_EXPR, case ADDR_EXPR): New.
12296 (add_bound_info, default): If can't find a context, make a
12297 SAVE_EXPR.
12298 (dwarf2out_finish): Check for SAVE_EXPR in node->created_for.
12300 2002-01-22 Hans-Peter Nilsson <hp@axis.com>
12302 * c-typeck.c (parser_build_binary_op): If result from
12303 build_binary_op is ERROR_MARK just return error_mark_node without
12304 further processing.
12306 2002-01-21 Jason Thorpe <thorpej@wasabisystems.com>
12308 * config/netbsd.h (TARGET_HAS_F_SETLKW): define.
12309 Split a.out-specific bits into...
12310 * config/netbsd-aout.h: ...this.
12311 * config/netbsd-elf.h: New file.
12312 * config/alpha/netbsd-elf.h: Remove.
12313 * config/alpha/netbsd.h: Rewrite for a NetBSD/alpha ELF target.
12314 * config/i386/netbsd-elf.h (LIB_SPEC): Remove.
12315 (STARTFILE_SPEC): Remove redundant definition.
12316 (ENDFILE_SPEC): Likewise.
12317 (LINK_SPEC): Likewise.
12318 (CPP_SPEC): Likewise.
12319 (ASM_SPEC): Likewise.
12320 (LIB_SPEC): Likewise.
12321 (SWITCH_TAKES_ARG): Likewise.
12322 (TARGET_MEM_FUNCTIONS): Likewise.
12323 (CPP_PREDEFINES): Redefine.
12324 (ASM_FINAL_SPEC): Remove redefinition.
12325 (ASM_COMMENT_START): Redefine.
12326 (FUNCTION_PROFILER): Define.
12327 (TARGET_VERSION): Redefine.
12328 Comment and formatting cleanup.
12329 * config/i386/netbsd.h: Include <netbsd-aout.h>.
12330 * config/m68k/netbsd.h: Include <netbsd-aout.h>.
12331 * config/mips/netbsd.h: Rewrite for NetBSD/mips ELF target,
12332 big- or little-endian.
12333 * config/ns32k/netbsd.h: Include <netbsd-aout.h>.
12334 * config.gcc (*-*-netbsd*): Add definitions common to all
12335 NetBSD configs.
12336 (alpha*-*-netbsd*): Remove redundant xm_defines, gas, and
12337 gnu_ld definitions. Add netbsd-elf.h to and remove
12338 alpha/netbsd-elf.h from tm_file. Remove alpha/t-crtfm from
12339 tmake_file, and don't lose previous tmake_file contents.
12340 (arm*-*-netbsd*): Add netbsd-aout.h to tm_file.
12341 (i[34567]86-*-netbsdelf*): Remove redundant xm_defines, gas, and
12342 gnu_ld definitions. Add netbsd-elf.h to tm_file.
12343 (mips-dec-netbsd*): Remove as alias for mipsel-*-netbsd*.
12344 (mipsel-*-netbsd*): Rename this to...
12345 (mips*-*-netbsd*): ...this. Add elfos.h to tm_file. Add
12346 mips/little.h to tm_file for mips*el-*.
12347 (powerpc-*-netbsd*): Remove redundant xm_defines definition.
12348 (sparc-*-netbsd*): Add netbsd-aout.h to tm_file.
12349 (vax-*-netbsd*): Add netbsd-aout.h to tm_file.
12351 2002-01-21 John David Anglin <dave@hiauly1.hia.nrc.ca>
12353 * pa-protos.h (reg_before_reload_operand): New function prototype.
12354 * pa.c (reg_before_reload_operand): New function implementation.
12355 * pa.md (decrement_and_branch_until_zero, movb): Use it. Change "!*m"
12356 contraints to "*m".
12358 2002-01-21 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
12360 * combine.c (simplify_and_const_int): Properly sign-extend CONSTOP.
12362 2002-01-21 John David Anglin <dave@hiauly1.hia.nrc.ca>
12364 * pa64-hpux.h (MD_EXEC_PREFIX): Set to "/usr/ccs/bin".
12365 (MD_STARTFILE_PREFIX): Set to "/usr/ccs/lib/pa20_64/".
12366 (MD_STARTFILE_PREFIX_1): Set to "/opt/langtools/lib/pa20_64/".
12367 (EH_FRAME_IN_DATA_SECTION): Define and update comment on init sections.
12368 (ENDFILE_SPEC): Undefine.
12369 (STARTFILE_SPEC): Redefine for PA.
12371 2002-01-21 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
12373 * config/rs6000/t-ppccomm (CRTSTUFF_T_CFLAGS_S): Re-add -fPIC.
12375 2002-01-21 Daniel Jacobowitz <drow@mvista.com>
12377 * config.gcc: Add entries to supported PowerPC --with-cpu
12378 types.
12380 2002-01-21 Jakub Jelinek <jakub@redhat.com>
12382 * config/i386/i386.c (ix86_function_arg_regno_p): Never return
12383 true for 64-bit mode only SSE registers in 32-bit mode.
12385 2002-01-21 Kazu Hirata <kazu@hxi.com>
12387 * unwind-dw2.c: Fix formatting.
12388 * unwind-dw2-fde.c: Likewise.
12389 * unwind-dw2-fde.h: Likewise.
12390 * unwind-pe.h: Likewise.
12391 * varasm.c: Likewise.
12392 * varray.h: Likewise.
12394 2002-01-21 Hans-Peter Nilsson <hp@bitrange.com>
12396 Remove workaround for register stack overwrite bug in mmix.
12397 * config/mmix/mmix.c (mmix_target_asm_function_prologue): Remove
12398 support for TARGET_REG_STACK_FILL_BUG.
12399 * config/mmix/mmix.h: Remove member has_call_without_parameters.
12400 (TARGET_MASK_REG_STACK_FILL_BUG, TARGET_REG_STACK_FILL_BUG):
12401 Delete.
12402 (TARGET_DEFAULT): Remove TARGET_MASK_REG_STACK_FILL_BUG.
12403 (TARGET_SWITCHES): Remove -mreg-stack-fill-bug-workaround and
12404 -mno-reg-stack-fill-bug-workaround.
12405 * config/mmix/mmix.md ("call", "call_value"): Don't set struct
12406 machine member has_call_without_parameters.
12407 * doc/invoke.texi (Option Summary) <MMIX Options>: Remove
12408 -mreg-stack-fill-bug-workaround and
12409 -mno-reg-stack-fill-bug-workaround.
12410 (MMIX Options): Ditto.
12412 2002-01-21 Kazu Hirata <kazu@hxi.com>
12414 * config/h8300/h8300.c (function_arg): Replace 0 with NULL_RTX
12415 as appropriate.
12416 Remove redundant code.
12418 2002-01-21 Joseph S. Myers <jsm28@cam.ac.uk>
12420 * config/alpha/alpha.h, config/arc/arc.h, config/avr/avr.h,
12421 config/c4x/c4x.h, config/d30v/d30v.h, config/dsp16xx/dsp16xx.h,
12422 config/fr30/fr30.h, config/ia64/ia64.h, config/m68hc11/m68hc11.h,
12423 config/mips/mips.h, config/rs6000/rs6000.h, config/sparc/sparc.h,
12424 config/stormy16/stormy16.h, config/v850/v850.h: Remove commented
12425 out target macro definitions and non-target-specific comments
12426 mostly taken from old versions of the manual.
12428 2002-01-20 Kazu Hirata <kazu@hxi.com>
12430 * config/h8300/h8300.h: Fix comment formatting.
12431 * config/ia64/aix.h: Likewise.
12432 * config/ia64/ia64-protos.h: Likewise.
12433 * config/ia64/ia64.c: Likewise.
12434 * config/ia64/ia64.h: Likewise.
12435 * config/ia64/ia64intrin.h: Likewise.
12436 * config/ia64/linux.h: Likewise.
12437 * config/ia64/unwind-aix.c: Likewise.
12438 * config/ia64/unwind-ia64.c: Likewise.
12440 2002-01-20 Kazu Hirata <kazu@hxi.com>
12442 * config/h8300/h8300.c: Revise comments about shift code.
12444 2002-01-20 Kazu Hirata <kazu@hxi.com>
12446 * config/h8300/h8300.c (function_arg): Update a comment.
12448 2002-01-20 Kazu Hirata <kazu@hxi.com>
12450 * config/h8300/h8300.md: Update the comments at the beginning
12451 of the file.
12453 2002-01-20 Kazu Hirata <kazu@hxi.com>
12455 * config/i370/i370.c: Fix comment formatting.
12456 * config/i370/i370.h: Likewise.
12457 * config/i370/i370.md: Likewise.
12458 * config/i370/linux.h: Likewise.
12460 Sun Jan 20 18:40:14 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
12462 * reg-stack.c (subst_stack_regs): Properly check for deleted insn.
12464 * dwarf2out.c (loc_descriptor_from_tree): Add TRUTH_*_EXPR cases.
12465 (gen_struct_or_union_type_die): Don't SIGSEGV if no TYPE_STUB_DECL
12466 in incomplete case.
12468 2002-01-20 Graham Stott <grahams@redhat.com>
12470 * cfgloop.c (flow_loop_preheader_scan): Fix typo.
12472 2002-01-19 John David Anglin <dave@hiauly1.hia.nrc.ca>
12474 * config.gcc (hppa*64*-*-hpux11*): Fix tmake_file.
12476 2002-01-19 Tom Rix <trix@redhat.com>
12478 * config/rs6000/rs6000.md: Fix DF split for 64 bit hosts.
12480 2002-01-18 Aldy Hernandez <aldyh@redhat.com>
12482 * doc/tm.texi (STARTING_FRAME_PHASE): Document.
12484 * function.c (assign_stack_local_1): Adjust x_frame_offset with
12485 STARTING_FRAME_PHASE.
12486 (STARTING_FRAME_PHASE): New.
12487 (instantiate_virtual_regs): Check saneness of
12488 STARTING_FRAME_PHASE.
12490 * config/rs6000/rs6000.h (STARTING_FRAME_PHASE): New.
12492 2002-01-19 Alexandre Oliva <aoliva@redhat.com>
12494 * config/sh/sh.md (movdf_i4 split): Fix alter_subreg calls.
12496 2002-01-18 Craig Rodrigues <rodrigc@gcc.gnu.org>
12498 * doc/install.texi (hppa*-hp-hpux11): Clarify that GCC 2.95.x cannot
12499 be used for bootstrapping GCC 3.0.
12501 2002-01-18 Kazu Hirata <kazu@hxi.com>
12503 * config/h8300/h8300.md: Fix an insn length.
12505 2002-01-18 Kazu Hirata <kazu@hxi.com>
12507 * bitmap.h: Fix comment formatting.
12508 * combine.c: Likewise.
12509 * cppfiles.c: Likewise.
12510 * c-pragma.h: Likewise.
12511 * c-typeck.c: Likewise.
12512 * df.c: Likewise.
12513 * dwarf2out.c: Likewise.
12514 * function.c: Likewise.
12515 * gcc.c: Likewise.
12516 * genattrtab.c: Likewise.
12517 * gthr-win32.h: Likewise.
12518 * haifa-sched.c: Likewise.
12519 * predict.c: Likewise.
12520 * rtlanal.c: Likewise.
12521 * rtl.h: Likewise.
12522 * unwind-dw2-fde.h: Likewise.
12523 * unwind-pe.h: Likewise.
12524 * vmsdbgout.c: Likewise.
12526 Thu Jan 17 15:28:26 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
12528 * attribs.c (decl_attributes): Clear ATTR_FLAG_TYPE_IN_PLACE
12529 if type_required and passed decl.
12531 2002-01-17 Aldy Hernandez <aldyh@redhat.com>
12533 * config.gcc (cpu_type): Include altivec.h in powerpc
12534 extra_headers.
12535 Same for darwin.
12537 * config/rs6000/altivec.h: New.
12539 2002-01-17 David Edelsohn <edelsohn@gnu.org>
12541 * doc/install.texi (*-ibm-aix*): Update assembler and exception
12542 handling information.
12543 * doc/trouble.texi (Interoperation): Add libstdc++ information
12544 for AIX.
12545 (Misunderstandings): Add template instantiation and static template
12546 member information for AIX.
12548 2002-01-17 Jason Merrill <jason@redhat.com>
12550 * dbxout.c (dbxout_type): Support const and volatile.
12552 * except.c (add_partial_entry): Remove backwards compatibility code.
12553 (end_protect_partials): Likewise.
12555 2002-01-17 Jakub Jelinek <jakub@redhat.com>
12557 * config/ia64/ia64.md (prologue_use): New.
12558 * config/ia64/ia64.c (ia64_expand_prologue): Use
12559 gen_prologue_use instead of gen_rtx_USE.
12560 (group_barrier_needed_p): Handle CODE_FOR_prologue_use the same way
12561 as CODE_FOR_pred_rel_mutex.
12562 (ia64_sched_reorder2): Likewise.
12564 2002-01-16 Eric Christopher <echristo@redhat.com>
12566 * config/mips/r3900.h: Reformat.
12567 (SUBTARGET_CPP_SIZE_SPEC): Remove.
12568 * config/mips/isa3264.h (SUBTARGET_CPP_SIZE_SPEC): Ditto.
12569 * config/mips/mips.h (ABI_GAS_ASM_SPEC): Default to "".
12570 (SUBTARGET_CPP_SIZE_SPEC): Rewrite.
12571 * config/mips/t-elf: Remove mips3 multilib.
12573 2002-01-16 H.J. Lu <hjl@gnu.org>
12575 * config/mips/linux.h: Include "mips/abi64.h".
12577 2002-01-16 H.J. Lu <hjl@gnu.org>
12579 * config/mips/t-linux: New.
12581 * config.gcc: Add mips/t-linux to tmake_file for mips*-*-linux*.
12583 * config/mips/linux.h: Don't include "gofast.h".
12584 (INIT_SUBTARGET_OPTABS): Removed.
12586 2002-01-16 Kazu Hirata <kazu@hxi.com>
12588 * config/h8300/h8300-protos.h: Replace emit_a_shift with
12589 output_a_shift.
12590 * config/h8300/h8300.c: Likewise.
12591 * config/h8300/h8300.md: Likewise.
12593 2002-01-16 Kazu Hirata <kazu@hxi.com>
12595 * config/h8300/h8300.md (pushqi1_h8300): Use a tab instead of
12596 spaces after an opcode name.
12597 (pushqi1_h8300hs): Likewise.
12598 (pushhi1_h8300hs): Likewise.
12600 2002-01-16 Kazu Hirata <kazu@hxi.com>
12602 * doc/extend.texi: Replace "option" with "attribute"
12603 appropriately.
12605 2002-01-16 Jakub Jelinek <jakub@redhat.com>
12607 * config/alpha/alpha.c (some_small_symbolic_mem_operand): Look into
12608 (and:DI () (const_int -8)).
12609 (split_small_symbolic_mem_operand): Split
12610 (mem (and:DI () (const_int -8)).
12612 2002-01-16 Jakub Jelinek <jakub@redhat.com>
12614 PR target/5309:
12615 * config/sparc/sparc.c (ultrasparc_adjust_cost): Handle TYPE_IDIV the
12616 same way as TYPE_IMUL.
12617 (ultrasparc_sched_reorder): Likewise.
12618 * config/sparc/sparc.md (type): Add comment to update
12619 ultrasparc_sched_reorder when making changes.
12621 2002-01-16 Kazu Hirata <kazu@hxi.com>
12623 * doc/invoke.texi: Change the dump file name of block
12624 reordering pass from 28.bbro to 29.bbro.
12625 Mention -dk option.
12627 Wed Jan 16 17:54:22 CET 2002 Jan Hubicka <jh@suse.cz>
12629 * i386.md (minsf splitter): Fix pasto.
12631 2002-01-16 Nick Clifton <nickc@cambridge.redhat.com>
12633 * config/arm/arm.c (arm_expand_prologue): Add REG_MAYBE_DEAD note
12634 to frame pointer initialisation instruction.
12635 (thumb_expand_prologue): Add REG_MAYBE_DEAD note to frame pointer
12636 initialisation instruction.
12637 (soft_df_operand): Do not accept the IP register.
12638 (nonimmediate_soft_df_operand): Do not accept the IP register.
12640 2002-01-16 Jakub Jelinek <jakub@redhat.com>
12642 PR target/5357:
12643 * config/sparc/sparc.c (sparc_override_options): Avoid MASK_V9 and
12644 MASK_V8 being both set.
12646 2002-01-16 Ulrich Weigand <uweigand@de.ibm.com>
12648 * config/s390/s390.c (s390_emit_prologue): Do not emit USE
12649 insn for GOT register; add REG_MAYBE_DEAD notes instead.
12650 config/s390/s390.md (call, call_value): Add GOT register to
12651 CALL_INSN_FUNCTION_USAGE where needed.
12652 (call_exp, call_value_exp): New.
12654 2002-01-16 Nick Clifton <nickc@cambridge.redhat.com>
12656 * config/arm/arm.c: General formatting tidy up.
12658 2002-01-16 Graham Stott <grahams@redhat.com>
12660 * calls.c (try_to_integrate): Use "(size_t)" intermediate
12661 cast and when casting an integer literal to "rtx" pointer.
12662 (expand_call): Likewise.
12663 * flow.c (try_pre_increment): Likewise.
12664 (find_use_as_address): Likewise.
12665 * integrate.c (expand_iline_function): Likewise.
12666 * regmove.c (try_auto_increment): Likewise.
12668 2002-01-16 Graham Stott <grahams@redhat.com>
12670 * sched-rgn.c (passed): Use sbitmap_free.
12671 (header): Likewise.
12672 (inner): Likewise.
12673 (in_queue): Likewise.
12674 (in_stack): Likewise.
12676 2002-01-15 Eric Christopher <echristo@redhat.com>
12678 * flow.c (propagate_one_insn): Change to use fatal_insn.
12680 2002-01-15 Kazu Hirata <kazu@hxi.com>
12682 * expmed.c (extract_fixed_bit_field): Remove unused code.
12683 * system.h: Poison SLOW_ZERO_EXTEND.
12684 * doc/tm.texi: Remove.
12685 * config/1750a/1750a.h (SLOW_ZERO_EXTEND): Remove.
12686 * config/arm/arm.h: Likewise.
12687 * config/avr/avr.h: Likewise.
12688 * config/clipper/clipper.h: Likewise.
12689 * config/convex/convex.h: Likewise.
12690 * config/d30v/d30v.h: Likewise.
12691 * config/dsp16xx/dsp16xx.h: Likewise.
12692 * config/elxsi/elxsi.h: Likewise.
12693 * config/fr30/fr30.h: Likewise.
12694 * config/h8300/h8300.h: Likewise.
12695 * config/i370/i370.h: Likewise.
12696 * config/i386/i386.h: Likewise.
12697 * config/m68k/m68k.h: Likewise.
12698 * config/mips/mips.h: Likewise.
12699 * config/ns32k/ns32k.h: Likewise.
12700 * config/pdp11/pdp11.h: Likewise.
12701 * config/pj/pj.h: Likewise.
12702 * config/s390/s390.h: Likewise.
12703 * config/sh/sh.h: Likewise.
12704 * config/stormy16/stormy16.h: Likewise.
12705 * config/v850/v850.h: Likewise.
12706 * config/vax/vax.h: Likewise.
12707 * config/we32k/we32k.h: Likewise.
12709 2002-01-15 Aldy Hernandez <aldyh@redhat.com>
12711 * config/rs6000/rs6000.md (altivec_stvx): Add parallels to stvx.
12712 (altivec_lvsl): Change constraint to b.
12713 (altivec_lvsr): Same.
12714 (altivec_lvebx): Same.
12715 (altivec_lvehx): Same.
12716 (altivec_lvewx): Same.
12717 (altivec_lvxl): Same.
12718 (altivec_lvx): Same.
12719 (altivec_stvx): Add parallel.
12720 (altivec_stvxl): Same.
12721 (altivec_stvehx): Same.
12722 (altivec_stvebx): Same.
12723 (altivec_stvebx): Same.
12725 2002-01-15 Aldy Hernandez <aldyh@redhat.com>
12727 * config.gcc: Change altivec.h to altivec-defs.h.
12729 * config/rs6000/altivec.h: Delete.
12731 * config/rs6000/altivec-defs.h: Add.
12733 2002-01-15 John David Anglin <dave@hiauly1.hia.nrc.ca>
12735 * vax.c (vax_rtx_cost): Return MAX_COST for unsupported MULT, UDIV
12736 and UMOD modes.
12738 * vax.h (INDEX_TERM_P): Restrict indexing to modes which have a size
12739 less than or equal to eight bytes.
12741 * vax.md (andsi3): Remove constraints and change SET destination
12742 operand type to nonimmediate_operand.
12743 (andhi3, andqi3): Likewise. Don't clear high order bits of operand 1
12744 when it is a CONST_INT.
12746 2002-01-15 Jason Merrill <jason@redhat.com>
12748 * c-common.def (FILE_STMT): New code.
12749 * c-common.c (statement_code_p): It's a statement.
12750 * c-common.h (stmt_tree_s): Add x_last_filename.
12751 (FILE_STMT_FILENAME_NODE, FILE_STMT_FILENAME): New macros.
12752 (last_expr_filename): New macro.
12753 * c-semantics.c (begin_stmt_tree): Initialize it.
12754 (add_stmt): If the filename changed, also insert a
12755 FILE_STMT.
12756 (expand_stmt): Handle seeing one.
12758 2002-01-15 Eric Christopher <echristo@redhat.com>
12760 * flow.c (propagate_one_insn): Add error message and print out
12761 insn for debugging.
12763 2002-01-15 Joseph S. Myers <jsm28@cam.ac.uk>
12765 * system.h (ASM_IDENTIFY_GCC, STDC_VALUE, TRAMPOLINE_ALIGN,
12766 ASM_IDENTIFY_GCC_AFTER_SOURCE): Poison.
12767 * config/pdp11/pdp11.h (TRAMPOLINE_ALIGN): Rename to
12768 TRAMPOLINE_ALIGNMENT.
12769 * config/arm/arm.h, config/mcore/mcore.h: Likewise. Change value
12770 to be in bits.
12771 * config/i386/cygwin.h (PCC_BITFIELDS_TYPE_MATTERS): Rename to
12772 PCC_BITFIELD_TYPE_MATTERS.
12773 * config/interix.h (STDC_VALUE): Remove. Use
12774 STDC_0_IN_SYSTEM_HEADERS.
12775 * config/darwin.h (ASM_IDENTIFY_GCC), config/dsp16xx/dsp16xx.h
12776 (ASM_IDENTIFY_GCC), config/stormy16/stormy16.h (ASM_IDENTIFY_GCC,
12777 ASM_IDENTIFY_GCC_AFTER_SOURCE): Remove.
12779 2002-01-15 Craig Rodrigues <rodrigc@gcc.gnu.org>
12781 * doc/install.texi (hppa*-hp-hpux11): --enable-threads does
12782 not work on this platform currently.
12784 2002-01-15 Joseph S. Myers <jsm28@cam.ac.uk>
12786 * c-typeck.c (build_unary_op): Don't wrap msgid argument of
12787 readonly_warning in _().
12789 2002-01-15 Douglas B Rupp <rupp@gnat.com>
12791 * gcc.c (delete_if_ordinary): Backout previous change.
12793 2002-01-15 Kazu Hirata <kazu@hxi.com>
12795 * config/h8300/h8300.c (print_operand): Remove support for
12796 unused operand characters.
12798 * read-rtl.c: Fix formatting.
12799 * real.c: Likewise.
12800 * recog.c: Likewise.
12801 * regclass.c: Likewise.
12802 * regmove.c: Likewise.
12803 * reg-stack.c: Likewise.
12804 * reload1.c: Likewise.
12805 * rtlanal.c: Likewise.
12807 2002-01-15 Kazu Hirata <kazu@hxi.com>
12809 * config/i386/i386.c: Fix formatting.
12811 2002-01-15 Jakub Jelinek <jakub@redhat.com>
12813 * c-typeck.c (process_init_element): Don't save_expr
12814 COMPOUND_LITERAL_EXPR if just its initializer will be used.
12816 2002-01-15 David Edelsohn <edelsohn@gnu.org>
12818 * config/rs6000/rs6000.c (rs6000_output_function_epilogue): Do not
12819 emit optional traceback table if optimize_size or TARGET_ELF.
12820 * config/rs6000/rs6000.md (prefetch): New.
12822 2002-01-15 Andreas Jaeger <aj@suse.de>
12824 * config.gcc (x86_64-*-*): Install mmintrin.h and xmmintrin.h.
12826 2002-01-15 Kazu Hirata <kazu@hxi.com>
12828 * mips-tfile.c: Fix formatting.
12830 Tue Jan 15 00:56:11 CET 2002 Jan Hubicka <jh@suse.cz>
12832 * unroll.c (final_reg_note_copy): Fix previous commit.
12834 2002-01-14 Kazu Hirata <kazu@hxi.com>
12836 * config/h8300/h8300-protos.h: Remove the prototype for
12837 eq_operator.
12838 * config/h8300/h8300.c (eq_operator): Remove.
12840 2002-01-14 Richard Henderson <rth@redhat.com>
12842 * config/i386/i386.md (prefetch): Tidy.
12843 (prefetch_3dnow): Fix locality operand.
12845 2002-01-14 Richard Henderson <rth@redhat.com>
12847 * config/mips/mips.h (HI_AND_FP_REGS): New register class.
12848 (CLASS_CANNOT_CHANGE_MODE): Disallow HI in little-endian mode.
12850 2002-01-14 Hans-Peter Nilsson <hp@bitrange.com>
12852 * reload1.c (reload_combine): Pass reg_sum replacement through
12853 copy_rtx in loop performing multiple changes.
12855 2002-01-14 Jakub Jelinek <jakub@redhat.com>
12857 * except.c (remove_unreachable_regions): New.
12858 (free_eh_status): Clear exception_handler_labels.
12859 (convert_from_eh_region_ranges): Call remove_unreachable_regions.
12860 (find_exception_handler_labels): Don't add the same label more than
12861 once.
12862 (remove_exception_handler_label): Don't die if
12863 find_exception_handler_labels hasn't been called for the current
12864 function yet.
12866 Mon Jan 14 21:26:13 CET 2002 Jan Hubicka <jh@suse.cz>
12868 * toplev.c (rest_of_compilation): Rebuild jump labels after
12869 gcse.
12871 2002-01-14 Joseph S. Myers <jsm28@cam.ac.uk>
12873 * doc/extend.texi: Move documentation of X86 built-in functions
12874 here.
12875 * doc/invoke.texi: From here.
12876 * doc/sourcebuild.texi: Document location of documentation for
12877 machine built-in functions.
12879 2002-01-13 Christopher Faylor <cgf@redhat.com>
12881 * cppfiles.c (TEST_THRESHOLD): New macro.
12882 (SHOULD_MMAP): Ditto.
12883 (read_include_file): Use SHOULD_MMAP macro to decide when mmap should
12884 be used.
12886 Mon Jan 14 20:23:34 CET 2002 Jan Hubicka <jh@suse.cz>
12888 * unroll.c (final_reg_note_copy): Properly handle
12889 REG_LABEL
12890 (unroll_loops): Fix LOOP_CONDITION heuristics.
12892 2002-01-14 Geoffrey Keating <geoffk@redhat.com>
12894 * doc/invoke.texi (Xstormy16 Options): Add xstormy16 option.
12895 * doc/md.texi (Machine Constraints): Use @minus{} where appropriate.
12897 Mon Jan 14 20:18:19 CET 2002 Jan Hubicka <jh@suse.cz>
12899 * cfgcleanup.c (try_forward_edges): Avoid infinite loop at infinite
12900 threaded loop.
12902 2002-01-14 Tom Rix <trix@redhat.com>
12904 * config/rs6000/rs6000.md: Fix typo with sradi.
12906 2002-01-14 Ulrich Weigand <uweigand@de.ibm.com>
12908 * config/s390/s390.md (movstrdix_64, movstrsix_31, movstrdi_64,
12909 movstrsi_31, clrstrsi_64, clrstrsi_31): Improve RTL templates.
12910 (clrstrdi, clrstrsi): Adapt callers.
12912 (extendsidi2, zero_extendsidi2): Remove no-conflict blocks.
12914 (movti splitter): Never use register 0 as base register.
12916 2002-01-14 Hartmut Penner <hpenner@de.ibm.com>
12918 * combine.c (simplify_shift_const): Always generate new rtx
12919 for shift expression instead of reusing given expression.
12921 Mon Jan 14 07:08:55 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
12923 * config/alpha/alpha.c (alpha_expand_mov): Don't call
12924 alpha_legitimize_address unless mode is Pmode.
12926 2002-01-13 Geoffrey Keating <geoffk@redhat.com>
12928 * doc/md.texi (Modifiers): Document the '*' constraint for the
12929 user.
12931 * doc/md.texi (Machine Constraints): Add constraints for xstormy16.
12932 * doc/extend.texi (Function Attributes): 'interrupt' is valid
12933 for xstormy16 too.
12935 2002-01-13 Richard Henderson <rth@redhat.com>
12937 * reload.c (find_reloads): Use a hard reg destination as reload reg
12938 for an input reload of the source.
12940 2002-01-13 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
12942 * doc/install.texi (Binaries): Make link to ftp.writtenword.com
12943 more generic.
12945 Sun Jan 13 07:23:01 2002 Douglas B Rupp <rupp@gnat.com>
12947 * Makefile.in (LIB2FUNCS): Split into LIB2FUNCS_1 and LIB2FUNCS_2.
12948 * mklibgcc.in (LIB2FUNCS): Split into LIB2FUNCS_1 and LIB2FUNCS_2.
12950 * config/alpha/x-vms (USE_COLLECT2): Set to empty.
12952 Sun Jan 13 06:55:31 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
12954 * dwarf2out.c (mem_loc_descriptor, case ADDRESSOF): New case.
12956 2002-01-12 Tom Rix <trix@redhat.com>
12958 * config/rs6000/rs6000.c (rs6000_emit_set_long_const): Use ior for
12959 TARGET_POWERPC64.
12961 2002-01-12 Richard Henderson <rth@redhat.com>
12963 * config/i386/i386.c (bdesc_2arg): Mark psadbw MASK_3DNOW_A.
12965 * doc/invoke.texi: Update Alpha options.
12967 * doc/invoke.texi: Update i386 built-in function lists.
12969 Sat Jan 12 17:38:11 CET 2002 Jan Hubicka <jh@suse.cz>
12971 * unroll.c (final_reg_note_copy): Avoid crash on REG_LABEL note
12972 referencing outside.
12974 Sat Jan 12 08:54:51 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
12976 * diagnostic.c (warn_deprecated_use): Rework to lower indentation.
12977 * expr.c (emit_move_insn_1): Remove warning, use HOST_WIDE_INT for
12978 offsets, and change line folding.
12979 * optabs.c (expand_binop): Remove warnings.
12980 * sdbout.c (sdbout_record_type_name): Constify NAME to avoid warning.
12982 2002-01-12 Graham Stott <grahams@redhat.com>
12984 * attribs.c (handle_deprecated_attribute): constify WHAT.
12985 * diagnostic.c (warn_deprecated_use): Add braces, fixes
12986 dangling else warning and constify WHAT.
12987 * except.h (struct function, struct inline_remap): Move
12988 struct tag forward defs before all prototypes.
12989 (duplicate_eh_regions): Whitespace.
12991 2002-01-12 Nick Clifton <nickc@cambridge.redhat.com>
12993 * config/arm/arm.h (ARM_LEGITIMIZE_RELOAD_ADDRESS): Use
12994 MODE_BASE_REG_CLASS.
12995 (THUMB_LEGITIMIZE_RELOAD_ADDRESS): Use MODE_BASE_REG_CLASS.
12997 2002-01-12 Richard Henderson <rth@redhat.com>
12999 * config/i386/i386.c (override_options): If SSE, enable sse prefetch.
13000 (ix86_expand_vector_move): New.
13001 (bdesc_2arg): Remove andps, andnps, orps, xorps.
13002 (ix86_init_mmx_sse_builtins): Make static. Remove composite builtins.
13003 Remove old prefetch builtins. Special case the logicals removed above.
13004 (ix86_expand_builtin): Likewise.
13005 (safe_vector_operand): Use V4SFmode, not TImode.
13006 (ix86_expand_store_builtin): Remove shuffle arg. Update callers.
13007 (ix86_expand_timode_binop_builtin): New.
13008 * config/i386/i386-protos.h: Update.
13009 * config/i386/i386.h (enum ix86_builtins): Update.
13010 * config/i386/i386.md: Correct predicates on MMX/SSE patterns.
13011 Use ix86_expand_vector_move in vector move expanders.
13012 (movti_internal, movti_rex64): Add xorps alternative.
13013 (sse_clrv4sf): Rename and adjust from sse_clrti.
13014 (prefetch): Don't work so hard.
13015 (prefetch_sse, prefetch_3dnow): Use PREFETCH rtx, not UNSPEC.
13016 * config/i386/xmmintrin.h (__m128): Use V4SFmode.
13017 (_mm_getcsr, _mm_setcsr): Fix typo in builtin name.
13019 2002-01-11 Richard Henderson <rth@redhat.com>
13021 * config/i386/mmintrin.h: New file.
13022 * config/i386/xmmintrin.h: New file.
13023 * config.gcc (i?86-*-*): Add extra_headers.
13024 * simplify-rtx.c (simplify_unary_operation): Handle saturating
13025 truncation codes.
13026 (simplify_binary_operation): Handle saturating arithmetic codes.
13027 * config/i386/i386.c (ix86_expand_sse_comi): Return the full result,
13028 not the lowpart subreg.
13029 (ix86_expand_builtin): Return a TImode dummy register instead of 0
13030 on error.
13031 * config/i386/i386.md (mmx_clrdi): Override memory attribute.
13033 2002-01-12 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
13035 * conflict.c (conflict_graph_compute): Free regsets when finished.
13036 * ssa.c (compute_coalesced_reg_partition): Likewise.
13038 2002-01-12 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
13040 * global.c (find_reg): Check for HARD_REGNO_CALL_PART_CLOBBERED
13041 every where we allocate a register.
13043 2002-01-12 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
13045 * gcse.c (compute_pre_data, pre_gcse): Use sbitmap_free.
13046 * lcm.c (compute_earliest, compute_farthest): Likewise.
13048 2002-01-11 Janis Johnson <janis187@us.ibm.com>
13050 * expr.c (expand_assignment): Fix misuse of MEM_KEEP_ALIAS_SET.
13052 2002-01-11 Janis Johnson <janis187@us.ibm.com>
13054 * doc/rtl.texi (Insns): Fix 2 typos.
13056 2002-01-11 Joseph S. Myers <jsm28@cam.ac.uk>
13058 * doc/invoke.texi: Avoid overfull hboxes. Add summary of D30V
13059 options. Use @table @gcctabopt for MMIX options. Add index
13060 entries for MMIX options. Start new paragraph with first
13061 heading of the machine-dependent options.
13063 2002-01-11 Craig Rodrigues <rodrigc@gcc.gnu.org>
13065 PR other/5299
13066 * config/ns32k/ns32k.md: Fix spelling mistake of "than" in comments.
13067 * combine.c (force_to_mode): Same.
13068 * reload1.c (clear_reload_reg_in_use): Same.
13070 2002-01-11 Nick Clifton <nickc@cambridge.redhat.com>
13072 * config/arm/arm.c (arm_gen_constant): Correct test of 'remainder'
13073 and 'subtargets'.
13075 2002-01-11 Andreas Jaeger <aj@suse.de>,
13076 Brad Lucier <lucier@math.purdue.edu>
13078 * config/i386/i386.h (CPP_CPUCOMMON_SPEC): Remove wrong
13079 mcpu.
13081 Fri Jan 11 07:35:12 2002 Douglas B Rupp <rupp@gnat.com>
13083 * config/alpha/vms.h: (MD_FALLBACK_FRAME_STATE_FOR): Fix errors.
13084 Protect with IN_LIBGCC.
13085 (LINK_EH_SPEC): Add required trailing space.
13087 Fri Jan 11 09:25:05 2002 Nicola Pero <n.pero@mi.flashnet.it>
13089 * c-tree.h: Move function declarations so that they are listed
13090 under the filename which contains them.
13091 (check_identifier, finish_decl_top_level,
13092 lookup_name_current_level_global, shadow_record_fields): Remove.
13094 2002-01-11 Andreas Jaeger <aj@suse.de>
13096 * config/i386/i386.h (CPP_CPUCOMMON_SPEC): Remove duplicated
13097 march.
13099 2002-01-10 Richard Henderson <rth@redhat.com>
13101 * config/alpha/alpha.c (print_operand): Add 'J'.
13102 * config/alpha/alpha.md (call_osf_1_er, call_value_osf_1_er): Take a
13103 new operand with the sequence number for the lituse. When splitting
13104 the insns, use gen_movdi_er_high_g and generate a sequence number.
13105 (gen_movdi_er_high_g): Print the sequence number if non-zero.
13107 2002-01-10 Aldy Hernandez <aldyh@redhat.com>
13109 * config/rs6000/rs6000.c (altivec_init_builtins): Add support for
13110 lvebx, lvehx, lvewx, lvxl, lvx, stvx, stvebx, stvehx, stvewx,
13111 stvxl.
13112 (altivec_expand_builtin): Same.
13113 (altivec_expand_stv_builtin): New.
13115 * config/rs6000/rs6000.h (rs6000_builtins): Same.
13117 * config/rs6000/rs6000.md ("altivec_lvebx"): New.
13118 ("altivec_lvehx"): New.
13119 ("altivec_lvewx"): New.
13120 ("altivec_lvxl"): New.
13121 ("altivec_lvx"): New.
13122 ("altivec_stvx"): New.
13123 ("altivec_stvebx"): New.
13124 ("altivec_stvehx"): New.
13125 ("altivec_stvewx"): New.
13126 ("altivec_stvxl"): New.
13128 2002-01-10 Richard Henderson <rth@redhat.com>
13130 * cfgrtl.c (delete_insn): Assert insn hasn't been deleted yet.
13131 * reload1.c (delete_output_reload): Zap spill_reg_store. Take
13132 care not to delete instructions twice.
13134 2002-01-10 Zack Weinberg <zack@codesourcery.com>
13136 * toplev.c: Don't declare environ (it's not used anywhere).
13137 * configure.in: Don't check for declaration of environ.
13138 * config/i386/xm-mingw32.h: Don't #define environ.
13139 * config.in, configure: Regenerate.
13141 2002-01-10 Zack Weinberg <zack@codesourcery.com>
13143 * configure.in: Set stage1_cflags for powerpc-*-darwin*.
13144 * configure: Regenerate.
13146 * config/interix.h: Set DO_GLOBAL_CTORS_BODY and
13147 DO_GLOBAL_DTORS_BODY here, not in xm-interix.h.
13148 * config/alpha/vms.h: Set INCLUDE_DEFAULTS here, not in
13149 alpha/xm-vms.h.
13150 * config/m68k/t-next: Set OTHER_FIXINCLUDES_DIRS and
13151 LIMITS_H_TEST here, not in m68k/x-next.
13152 * config/rs6000/beos.h: Set STANDARD_INCLUDE_DIR and
13153 SYSTEM_INCLUDE_DIR here, not in rs6000/xm-beos.h.
13155 * config/x-interix: Don't set RANLIB, RANLIB_TEST, SHELL,
13156 LIBGCC2_INCLUDES, or SYSTEM_HEADER_DIR.
13157 * config/alpha/x-vms: Don't set USE_COLLECT2. Add comments.
13159 * config/i386/x-djgpp: Renamed i386/t-djgpp.
13160 * config/m88k/x-dolph: Renamed m88k/t-dolph.
13161 * config/m88k/x-texXD88: Renamed m88k/t-texXD88.
13162 * config/pa/x-pa-mpeix: Renamed pa/t-mpeix. Update for
13163 replacement of quadlib.asm with quadlib.c.
13165 * config/x-interix3, config/xm-interix.h, config/i386/x-beos,
13166 config/i386/xm-osf1elf.h, config/rs6000/x-darwin,
13167 config/rs6000/xm-beos.h: Delete file.
13169 * config.gcc: Update to match above changes.
13171 2002-01-10 Kazu Hirata <kazu@hxi.com>
13173 * config/h8300/h8300.h: Fix comment typos.
13174 * config/h8300/h8300.md: Likewise.
13175 * config/h8300/lib1funcs.asm: Likewise.
13177 2002-01-10 Dale Johannesen <dalej@apple.com>
13179 PR optimization/5269
13180 * unroll.c (precondition_loop_p): Make *increment be the correct
13181 sign when n_iterations known, to avoid confusing caller.
13183 2002-01-10 Kazu Hirata <kazu@hxi.com>
13185 * doc/extend.texi (deprecated): Fix a typo.
13187 Thu Jan 10 22:35:54 CET 2002 Jan Hubicka <jh@suse.cz>
13189 * basic-block.h (update_br_prob_note): Declare.
13190 * cfgcleanup.c (try_simplify_condjump): Call update_br_prob_note.
13191 (try_forward_edges): Care negative frequencies and update note.
13192 (outgoing_edges_match): Tweek conditional merging heuristics.
13193 (try_crossjump_to_edge): use update_br_prob_note.
13194 * cfglayout.c (fixup_reorder_chain): Likewise.
13195 * cfrtl.c (update_br_prob_note): New.
13196 * ifcvt.c (dead_or_predicable): Call update_br_prob_note.
13198 * i386.c (ix86_decompose_address): Return -1 if address contains
13199 shift.
13200 (legitimate_address_p): Require ix86_decompose_address to return 1.
13202 * gcse.c (hash_scan_set): Use CONSTANT_INSN_P.
13203 (cprop_insn): Likewise.
13205 2002-01-10 Kazu Hirata <kazu@hxi.com>
13207 * toplev.c: Fix formatting.
13208 * tree.c: Likewise.
13209 * tree-dump.c: Likewise.
13210 * unroll.c: Likewise.
13211 * unwind-dw2.c: Likewise.
13212 * unwind-dw2-fde.c: Likewise.
13213 * unwind-dw2-fde-glibc.c: Likewise.
13214 * unwind-sjlj.c: Likewise.
13216 2002-01-10 Joseph S. Myers <jsm28@cam.ac.uk>
13218 * doc/invoke.texi: Document PDP-11 options.
13220 2002-01-10 Kazu Hirata <kazu@hxi.com>
13222 * config/h8300/h8300.h: Fix formatting.
13224 2002-01-10 Ira Ruben <ira@apple.com>
13226 Add __attribute__ ((deprecated)).
13227 * extend.texi: Document __attribute__ ((deprecated)).
13228 * invoke.texi: Document -Wno-deprecated-declarations.
13229 * testsuite/g++.dg/other/deprecated.C: New C++ test.
13230 * testsuite/gcc.dg/deprecated.c: New C test.
13231 * attribs.c (enum attrs): Declare handle_deprecated_attribute().
13232 (c_common_attribute_table): Add "deprecated" entry.
13233 (handle_deprecated_attribute): New function.
13234 * c-decl.c (deprecated_states): New enum.
13235 deprecated_state: State of "deprecated" handling.
13236 (start_decl): Set deprecated_state based on attributes.
13237 (grokdeclarator): Test for deprecated uses, propagate attribute.
13238 * c-typeck.c (build_component_ref): Test for deprecated fields.
13239 (build_external_ref): Test for deprecated primaries.
13240 * diagnostic.c (warn_deprecated_use) New function to issue
13241 warnings about __attribute__ ((depricated)) references.
13242 * flags.h (warn_deprecated_decl): Extern declared for
13243 -W[no-]deprecated-declarations option.
13244 * print-tree.c (print_node): Show deprecated flag status.
13245 * toplev.c (warn_deprecated_decl): Defined.
13246 (W_options): Added "deprecated-declaration".
13247 * toplev.h (warn_deprecated_use): Extern declared.
13248 * tree.h (struct tree_common): Define deprecated_flag.
13249 (TREE_DEPRECATED): New macro to access flag.
13250 * cp/call.c (build_call): Test for deprecated calls.
13251 * cp/class.c (add_implicitly_declared_members): Set global
13252 flag to tell grokdeclarator to not issue deprecated warnings.
13253 * cp/cp-tree.h: Add extern for adding_implicit_members.
13254 * cp/decl.c (deprecated_states): New enum.
13255 (start_decl): Set deprecated_state based on attributes.
13256 (grokdeclarator): Test for deprecated uses, propagate attribute.
13257 * cp/lex.c (do_identifier): Test for deprecated primaries.
13258 * cp/typeck.c (build_component_ref): Test for deprecated fields.
13260 2002-01-10 Ira Ruben <ira@apple.com>
13262 Fix to assign attributes to inline member functions.
13263 * cp/decl.c (start_method): Handle attrlist.
13265 2002-01-10 Kazu Hirata <kazu@hxi.com>
13267 * combine.c (expand_field_assignment): Use subreg_lsb().
13269 2002-01-10 David Edelsohn <edelsohn@gnu.org>
13271 * alias.c (find_base_value): Add cases for HIGH, PRE_INC, PRE_DEC,
13272 POST_INC, POST_DEC, PRE_MODIFY, and POST_MODIFY.
13273 (find_base_term): Add cases for TRUNCATE, PRE_MODIFY, and POST_MODIFY.
13274 Recurse for any operand of AND as long as constant is non-zero.
13276 2002-01-10 Kazu Hirata <kazu@hxi.com>
13278 * config/h8300/h8300.md: Remove constraints from expanders.
13280 2002-01-10 Kazu Hirata <kazu@hxi.com>
13282 * varasm.c: Fix formatting.
13283 * varray.c: Likewise.
13284 * vmsdbgout.c: Likewise.
13285 * xcoffout.c: Likewise.
13287 Thu Jan 10 17:19:12 CET 2002 Jan Hubicka <jh@suse.cz>
13289 * cfgcleanup.c (try_forward_edges): Properly initialize nthreaded_edges;
13290 update edge probabilities to match.
13292 2002-01-10 Joseph S. Myers <jsm28@cam.ac.uk>
13294 * Makefile.in ($(docdir)/gccint.info, gccint.dvi): Add additional
13295 dependencies.
13296 * doc/languages.texi, doc/sourcebuild.texi: New files.
13297 * doc/configfiles.texi: Make a subsubsection. Update.
13298 * doc/configterms.texi: Add @node. Remove warning that this isn't
13299 instructions for building GCC.
13300 * doc/makefile.texi: Make a subsection.
13301 * doc/gccint.texi: Update.
13303 Thu Jan 10 16:39:58 CET 2002 Jan Hubicka <jh@suse.cz>
13305 * i386.md (sse_mov?fcc_const0_?): Fix constraints.
13307 Thu Jan 10 12:45:50 2002 Nicola Pero <n.pero@mi.flashnet.it>
13309 * doc/cpp.texi: Document the __OBJC__ preprocessor macro.
13311 Thu Jan 10 11:19:18 CET 2002 Jan Hubicka <jh@suse.cz>
13313 * optabs.c (expand_fix): Look for wider integer modes first.
13315 * i386.md (mov?f): Avoid the fake const double trick for medium
13316 memory model.
13317 (min?f*/max?f*): Prohibit memory operands for i387 variant.
13318 (fop_df_4): Disable for SSE compilation.
13320 2002-01-10 Graham Stott <grahams@redhat.com>
13322 * dwarf2out.c (indirect_string_alloc, output_indirect_string):
13323 Move prototype into DWARF2_DEBUGGING_INFO conditional block.
13325 2002-01-10 Richard Henderson <rth@redhat.com>
13327 * config/alpha/alpha.md (extendsidi2_fix): Penalize f/f alternative.
13329 2002-01-10 Richard Henderson <rth@redhat.com>
13331 * regrename.c (find_oldest_value_reg): Fix typo in mode change check.
13332 (copyprop_hardreg_forward_1): Likewise. Use mode_change_ok.
13334 2002-01-10 Kazu Hirata <kazu@hxi.com>
13336 * combine.c (can_combine_p): Fix a comment typo.
13338 2002-01-09 Zack Weinberg <zack@codesourcery.com>
13340 * Makefile.in (s-gencheck, s-options, s-specs): Handle an
13341 empty list correctly. Change loop index $t to $f for
13342 consistency with rest of Makefile.
13344 2002-01-08 Aldy Hernandez <aldyh@redhat.com>
13346 * testuite/gcc.dg/altivec-4.c: Add test for mtvscr, dssall,
13347 mfvscr, dss, lvsl, lvsr, dstt, dstst, dststt, dst.
13349 * config/rs6000/rs6000.c (altivec_expand_builtin): Add support for
13350 mtvscr, dssall, mfvscr, dss, lvsl, lvsr, dstt, dst, dstst, dststt.
13351 (altivec_init_builtins): Same.
13352 (altivec_expand_unop_builtin): Return NULL_RTX on error.
13353 (altivec_expand_binop_builtin): Same.
13354 (altivec_expand_ternop_builtin): Same.
13355 (bdesc_dst): New.
13357 * config/rs6000/rs6000.md ("altivec_mtvscr"): New.
13358 ("altivec_vctuxs"): Fix typo.
13359 ("altivec_vnmsubfp"): Same.
13360 ("altivec_dssall"): New.
13361 ("altivec_mfvscr"): New.
13362 ("altivec_dss"): New.
13363 ("altivec_lvsl"): New.
13364 ("altivec_lvsr"): New.
13365 ("altivec_dstt"): New.
13366 ("altivec_dstst"): New.
13367 ("altivec_dststt"): New.
13368 ("altivec_dst"): New.
13370 * config/rs6000/rs6000.h (rs6000_builtins): Add mtvscr, dssall,
13371 mfvscr, dss, lvsl, lvsr, dstt, dstst, dststt, dst.
13373 2002-01-09 Richard Henderson <rth@redhat.com>
13375 * config/alpha/alpha.md (prologue_mcount): Remove lituse_jsr reloc.
13377 2002-01-10 Hans-Peter Nilsson <hp@bitrange.com>
13379 * config/mmix/mmix.c (mmix_asm_identify_gcc): Remove unused
13380 function.
13381 * config/mmix/mmix-protos.h (mmix_asm_identify_gcc): Don't
13382 prototype.
13383 * config/mmix/mmix.h (ASM_IDENTIFY_GCC): Remove unused macro.
13385 2002-01-09 Kazu Hirata <kazu@hxi.com>
13387 * read-rtl.c: Fix formatting.
13388 * real.c: Likewise.
13389 * regclass.c: Likewise.
13390 * regrename.c: Likewise.
13391 * reg-stack.c: Likewise.
13392 * reload1.c: Likewise.
13393 * reload.c: Likewise.
13394 * rtl.c: Likewise.
13396 2002-01-09 Kazu Hirata <kazu@hxi.com>
13398 * rtlanal.c (find_reg_fusage): Use XEXP instead of SET_DEST
13399 to extract items in the expr_list chain.
13401 2002-01-09 Richard Henderson <rth@redhat.com>
13403 * config/vax/vax.c (vax_rtx_cost): Never abort.
13405 * config/vax/vax.h (REAL_ARITHMETIC): Define.
13407 2002-01-09 Jan Hubicka <jh@suse.cz>
13409 * gcse.c (cprop_jump): Delete insn if simplified jump is no-op.
13411 2002-01-09 Richard Henderson <rth@redhat.com>
13413 * config/arm/arm.c (arm_gen_constant): Use trunc_int_for_mode.
13414 Unify code from various alternatives.
13416 2002-01-09 Richard Henderson <rth@redhat.com>
13418 * regrename.c (copy_value): Ignore the copy if the source register
13419 is present in the value chain with a narrower mode.
13421 2002-01-09 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
13423 * real.c (c4xtoe, toc4x): Do some special conversion on long doubles
13424 for the c4x target. Also improve layout.
13426 2002-01-09 Richard Henderson <rth@redhat.com>
13428 * config/m32r/m32r.c (move_src_operand): Fix 32-bit int test.
13429 * config/m32r/m32r.md (and ior xor splitters): Swap operands
13430 to match insn patterns.
13432 2002-01-09 Richard Henderson <rth@redhat.com>
13434 * regrename.c (find_oldest_value_reg): Use gen_rtx_raw_REG.
13435 (copyprop_hardreg_forward_1): Likewise.
13437 2002-01-09 John David Anglin <dave@hiauly1.hia.nrc.ca>
13439 * pa.md (decrement_and_branch_until_zero): Change predicate for
13440 operand 0 from register_operand to reg_or_nonsymb_mem_operand.
13442 2002-01-09 Bryce McKinlay <bryce@waitaki.otago.ac.nz>
13444 * ginclude/stddef.h: Define _BSD_WCHAR_T_DEFINED_ if _BSD_WCHAR_T_
13445 gets undefined. For Darwin.
13447 2002-01-09 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
13449 * config/c4x/c4x.h: Use PUSH_ARGS and PUSH_ROUNDING for stack passing.
13451 2002-01-09 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
13453 * config/c4x/c4x/md: Remove extraneous constraints from define_splits.
13455 2002-01-08 Richard Henderson <rth@redhat.com>
13457 * regrename.c (copy_value): Ignore overlapping copies.
13459 2002-01-08 Richard Henderson <rth@redhat.com>
13461 * config/alpha/alpha.c (alpha_split_conditional_move): Call copy_rtx
13462 as needed to avoid shared structure.
13464 2002-01-08 Kazu Hirata <kazu@hxi.com>
13466 * config/h8300/h8300.c (get_shift_alg): Fix 15-bit LSHIFTRT on
13467 H8/300H and H8/S.
13469 2002-01-08 Joseph S. Myers <jsm28@cam.ac.uk>
13471 * doc/tm.texi (EASY_DIV_EXPR, IMPLICIT_FIX_EXPR,
13472 LONGJMP_RESTORE_FROM_STACK, MAX_INT_TYPE_SIZE): Remove
13473 documentation of obsolete macros.
13474 * system.h: Poison these macros.
13475 * config/1750a/1750a.h, config/a29k/a29k.h, config/alpha/alpha.h,
13476 config/arc/arc.h, config/arm/arm.h, config/avr/avr.h,
13477 config/c4x/c4x.h, config/clipper/clipper.h,
13478 config/convex/convex.h, config/cris/cris.h, config/d30v/d30v.h,
13479 config/dsp16xx/dsp16xx.h, config/elxsi/elxsi.h,
13480 config/fr30/fr30.h, config/h8300/h8300.h, config/i370/i370.h,
13481 config/i386/i386.h, config/i860/i860.h, config/i960/i960.h,
13482 config/ia64/ia64.h, config/m32r/m32r.h, config/m68hc11/m68hc11.h,
13483 config/m68k/m68k.h, config/m88k/m88k.h, config/mcore/mcore.h,
13484 config/mips/mips.h, config/mmix/mmix.h, config/mn10200/mn10200.h,
13485 config/mn10300/mn10300.h, config/ns32k/ns32k.h, config/pa/pa.h,
13486 config/pdp11/pdp11.h, config/pj/pj.h, config/romp/romp.h,
13487 config/rs6000/rs6000.h, config/s390/s390.h, config/sh/sh.h,
13488 config/sparc/sparc.h, config/stormy16/stormy16.h,
13489 config/v850/v850.h, config/vax/vax.h, config/we32k/we32k.h: Remove
13490 definitions and commented out definitions of obsolete macros.
13491 * config/mips/iris5.h (MAX_WCHAR_TYPE_SIZE): Don't define in terms
13492 of MAX_INT_TYPE_SIZE.
13494 2002-01-08 Ulrich Weigand <uweigand@de.ibm.com>
13496 * config/s390/s390.c (s390_preferred_reload_class): Never
13497 return ADDR_REGS if it isn't a subset of the given class.
13498 * config/s390/s390.h (REGISTER_MOVE_COST): Penalize not just
13499 FP_REGS, but all superclasses as well.
13501 * config/s390/s390.c (s390_function_profiler): Fix thinko.
13503 * config/s390/s390.md (cmpdi_ccu_mem, cmpsi_ccu_mem,
13504 cmphi_ccu_mem, cmpqi_ccu_mem): First operand of compare
13505 must not be a const_int.
13507 2002-01-08 Richard Henderson <rth@redhat.com>
13509 * Makefile.in (toplev.o): Depend on options.h.
13510 (gcc.o): Depend on specs.h.
13512 2002-01-08 Jakub Jelinek <jakub@redhat.com>
13514 * expr.c (store_expr): Convert VOIDmode constants back to target's
13515 mode.
13517 2002-01-08 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
13519 * doc/invoke.texi: Markup gcc as @command. Refer to
13520 http://gcc.gnu.org/onlinedocs/gcc/Contributors.html instead
13521 of http://gcc.gnu.org/thanks.html.
13523 2002-01-08 Dale Johannesen <dalej@apple.com>
13525 * config/rs6000/rs6000.md: Add missing int register
13526 target case to movdf_low.
13528 2002-01-08 Zack Weinberg <zack@codesourcery.com>
13530 * Makefile.in (cs-tconfig.h): Don't depend on $(CONFIG_H) or
13531 except.h. Remove commands to define USING_SJLJ_EXCEPTIONS.
13532 (cppinit.o): Depend on except.h.
13533 (gencheck.h, options.h, specs.h, s-gencheck, s-options,
13534 s-specs): New rules.
13536 * configure.in: Don't AC_DEFINE_UNQUOTED PACKAGE or VERSION.
13537 Don't create specs.h/options.h/gencheck.h here. Remove
13538 unnecessary variable settings from last argument of AC_OUTPUT.
13539 * config.in, configure: Regenerate.
13540 * intl.c: Hardcode package name as "gcc".
13542 * cppinit.c: Include except.h.
13543 (builtin_array): Define __USING_SJLJ_EXCEPTIONS__ when
13544 appropriate.
13545 * unwind-dw2.c, unwind-sjlj.c, config/ia64/unwind-ia64.c:
13546 Use #if(n)def __USING_SJLJ_EXCEPTIONS, not #if
13547 (!)USING_SJLJ_EXCEPTIONS.
13548 * doc/cpp.texi: Document __USING_SJLJ_EXCEPTIONS__.
13550 2002-01-08 Joseph S. Myers <jsm28@cam.ac.uk>
13552 * doc/tm.texi (ASM_OUTPUT_EH_REGION_BEG, ASM_OUTPUT_EH_REGION_END,
13553 ASM_OUTPUT_LABELREF_AS_INT, DOESNT_NEED_UNWINDER, EH_TABLE_LOOKUP,
13554 OBJC_SELECTORS_WITHOUT_LABELS, OMIT_EH_TABLE): Remove
13555 documentation of obsolete macros.
13556 * system.h: Poison these macros.
13557 * config/d30v/d30v.h, config/ns32k/encore.h,
13558 config/stormy16/stormy16.h: Remove definitions and commented out
13559 definitions of obsolete macros.
13561 Tue Jan 8 15:56:41 2002 Nicola Pero <nicola@brainstorm.co.uk>
13563 * objc/objc-act.c (handle_class_ref): Mark the declaration of
13564 %sobjc_class_ref_%s as used - to prevent unwanted compiler
13565 warnings.
13567 2002-01-08 Ulrich Weigand <uweigand@de.ibm.com>
13569 * config/s390/linux.h (ASM_OUTPUT_LABELREF): Remove.
13570 * config/s390/s390.c (s390_emit_epilog): Add REG_FRAME_RELATED_EXPR
13571 to insn adjusting stack/frame pointer.
13572 * config/s390/s390.md (reload_la_64, reload_la_31): Do not
13573 accept operands that cause the insn to be non-splittable.
13575 2002-01-08 Graham Stott <grahams@redhat.com>
13577 * c-tree.h (C_TYPE_FIELDS_READONLY): Uppercase macro parameter.
13578 (C_TYPE_FIELDS_VOLATILE): Likewise.
13579 (C_TYPE_BEING_DEFINED): Likewise.
13580 (C_IS_RESERVED_WORD): Likewise.
13581 (C_TYPE_VARIABLE_SIZE): Likewise.
13582 (C_DECL_VARIABLE_SIZE): Likewise.
13583 (C_MISSING_PROTOTYPE_WARNED): Likewise.
13584 (C_SET_EXP_ORIGINAL_CODE): Likewise.
13585 (C_TYPEDEF_EXPLICITLY_SIGNED): Uppercase macro parameter and remove
13586 parenthesis.
13587 (C_DECL_ANTICIPATED): Likewise.
13588 (c_build_type_variant): Add parenthesis.
13590 2002-01-08 Joseph S. Myers <jsm28@cam.ac.uk>
13592 * gcc.c (option_map): Remove --version.
13593 (process_command): Handle -fversion following the GNU Coding
13594 Standards. Partially addresses PR other/704.
13596 2002-01-08 Graham Stott <grahams@redhat.com>
13598 * combine.c (combine_instructions): Fix typo.
13600 2002-01-08 Graham Stott <grahams@redhat.com>
13602 * debug.h: Use "tree" and "rtx" throughout.
13604 * debug.c: Likewise.
13606 2002-01-08 Nick Clifton <nickc@cambridge.redhat.com>
13608 * dbxout.c (dbxout_symbol_location): If a symbol ref is in the
13609 constant pool, use the pool's version of the symbol instead.
13611 2002-01-07 Richard Henderson <rth@redhat.com>
13613 * regrename.c (find_oldest_value_reg): Ignore the value chain if
13614 the original register was copied in a mode with a fewer number of
13615 hard registers than the desired mode.
13616 (copyprop_hardreg_forward_1): Likewise.
13617 (debug_value_data): Fix loop test.
13618 * toplev.c (parse_options_and_default_flags): Reenable
13619 -fcprop-registers at -O1.
13621 2002-01-07 Aldy Hernandez <aldyh@redhat.com>
13623 * config/rs6000/rs6000.c (bdesc_2arg): Add altivec predicates.
13624 (altivec_init_builtins): New node v4si_ftype_v16qi_v16qi.
13626 * config/rs6000/rs6000.h (rs6000_builtins): Add enums for altivec
13627 predicates.
13629 * config/rs6000/rs6000.md: Add altivec predicate patterns.
13631 2002-01-07 John David Anglin <dave@hiauly1.hia.nrc.ca>
13633 * pa.c (FUNC_BEGIN_PROLOG_LABEL, current_function_number): Define.
13634 (pa_output_function_prologue): Output local label at the beginning of
13635 the prologue when profiling.
13636 (hppa_profile_hook): Use the local label rather than the function label.
13637 * pa.h (PROFILE_BEFORE_PROLOGUE): Define.
13639 2002-01-07 Aldy Hernandez <aldyh@redhat.com>
13641 * config/rs6000/rs6000.c (print_operand): Remove extra space.
13642 (altivec_expand_unop_builtin): Fix thinko.
13643 (altivec_expand_binop_builtin): Same.
13644 (altivec_expand_ternop_builtin): Same.
13645 (altivec_expand_builtin): Same.
13647 2002-01-07 Richard Henderson <rth@redhat.com>
13649 * config/rs6000/xcoff.h (ASM_FILE_START): Reverted to profile_flag.
13651 2002-01-07 Jason Merrill <jason@redhat.com>
13653 * unwind-dw2.c (execute_cfa_program): Use < again.
13655 2002-01-07 Jakub Jelinek <jakub@redhat.com>
13657 * predict.c (combine_predictions_for_insn): Avoid division by zero.
13659 2002-01-07 Jakub Jelinek <jakub@redhat.com>
13661 * simplify-rtx.c (simplify_plus_minus): Bump n_ops for NOT.
13662 Don't allow -1 - x -> ~x simplifications in the first pass.
13664 2002-01-07 Aldy Hernandez <aldyh@redhat.com>
13666 * rs6000.c (altivec_expand_ternop_builtin): Don't die on invalid
13667 arguments.
13668 (altivec_expand_binop_builtin): Same.
13669 (altivec_expand_unop_builtin): Same.
13670 (print_operand): Fix typo.
13671 (bdesc_1arg): Add vupk* variants.
13673 * rs6000.h (rs6000_builtins): Add vupk* enums.
13675 * rs6000.md: Add altivec_vupk* variants.
13677 2002-01-07 Joseph S. Myers <jsm28@cam.ac.uk>
13679 * doc/gcc.texi, doc/gccint.texi, doc/cppinternals.texi,
13680 doc/install.texi, doc/invoke.texi, doc/rtl.texi: Update copyright
13681 and last update dates.
13683 2002-01-07 Janis Johnson <janis187@us.ibm.com>
13685 * doc/rtl.texi (Flags): Clean up documentation of RTL flags
13687 2002-01-07 Marek Michalkiewicz <marekm@amelek.gda.pl>
13689 * config/avr/avr.c (avr_mcu_types): Add new MCU types.
13690 * config/avr/avr.h (CPP_SPEC): Likewise.
13691 (LINK_SPEC): Likewise.
13692 (CRT_BINUTILS_SPECS): Likewise.
13693 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
13694 * doc/invoke.texi (AVR Options): Document them.
13696 Mon Jan 7 11:59:34 CET 2002 Jan Hubicka <jh@suse.cz>
13698 * unroll.c (copy_loop_body): Always properly update JUMP_LABEL and
13699 LABEL_NUSES.
13701 2002-01-07 Graham Stott <grahams@redhat.com>
13703 * config/i386/i386.h: Update copyright date.
13704 (HALF_PIC_PTR): Add parenthesis.
13705 (OPTIMIZATION_OPTIONS): Whitespace, add parenthesis and wrap.
13706 (CONSTANT_ALIGNMENT): Add parenthesis.
13707 (DATA_ALIGNMENT): Likewise.
13708 (LOCAL_ALIGNMENT): Likewise.
13709 (FUNCTION_ARG_BOUNDARY): Whitespace, add parenthesis and wrap.
13710 (IS_STACK_MODE): Uppercase macro parameter, add parenthesis and wrap.
13711 (CONDITIONAL_REGISTER_USAGE): Wrap in do {...} while (0).
13712 (HARD_REGNO_NREGS): Add paranethesis.
13713 (VALID_SSE_REG_MODE): Whitespace.
13714 (VALID_MMX_REG_MODE): Whitespace.
13715 (VALID_FP_MODE_P): Uppercase macros parameter and whitespace.
13716 (ix86_hard_regno_mode_ok): Add parenthesis.
13717 (HARD_REGNO_CALLER_SAVE_MODE): Whitespace.
13718 (RETURN_IN_MEMORY): Whitespace.
13719 (N_REG_CLASSES): Add parenthesis.
13720 (INTEGER_CLASS_P): Add parenthesis and wrap.
13721 (FLOAT_CLASS_P): Likewise.
13722 (SSE_CLASS_P): Likewise.
13723 (MMX_CLASS_P): Likewise.
13724 (MAYBE_INTEGER_CLASS_P): Likewise.
13725 (MAYBE_FLOAT_CLASS_P): Likewise.
13726 (MAYBE_SSE_CLASS_P): Likewise.
13727 (MAYBE_MMX_CLASS_P): Likewise.
13728 (Q_CLASS_P): Likewise.
13729 (GENERAL_REGNO_P): Uppercase macro parameter.
13730 (REX_INT_REGNO_P): Uppercase macro parameter and wrap.
13731 (FP_REGNO_P): Likewise.
13732 (ANY_FP_REGNO_P): Uppercase macro parameter.
13733 (SSE_REGNO_P): Likewise.
13734 (SSE_REGNO): Likewise.
13735 (SSE_REG_P): Likewise.
13736 (SSE_FLOAT_MODE_P): Likewise.
13737 (MMX_REGNO_P): Likewise.
13738 (MMX_REG_P):Likewise.
13739 (STACK_REG_P): Likewise.
13740 (NON_STACK_REG_P): Likewise.
13741 (STACK_TOP_P): Likewise.
13742 (CONVERT_HARD_REGISTER_TO_SSA_P): Add parenthesis.
13743 (PREFERRED_RELOAD_CLASS): Add parenthesis and whitespace.
13744 (SECONDARY_MEMORY_NEEDED): Likewise.
13745 (SECONDARY_OUTPUT_RELOAD_CLASS): Whitespace.
13746 (MD_ASM_CLOBBERS): Whitespace and wrap.
13747 (MUST_PASS_IN_STACK): Whitespace and wrap.
13748 (RETURN_POPS_ARGS): Add parenthesis.
13749 (INIT_CUMULATIVE_ARGS): Likewise.
13750 (FUNCTION_ARG): Likewise.
13751 (FUNCTION_OK_FOR_SIBCALL): Add parenthesis and whitespace.
13752 (SETUP_INCOMING_VARARGS): Likewise.
13753 (BUILD_VA_LIST_TYPE): Add parenthesis.
13754 (EXPAND_BUILTIN_VA_START): Uppercase macro paremeters and add
13755 parenthsis.
13756 (EXPAND_BUILTIN_VA_ARG): Likewise.
13757 (FUNCTION_PROFILER): Wrap in do { ... } while (0) and add parenthesis.
13758 (INITIALIZE_TRAMPOLINE): Add parenthesis.
13759 (INITIAL_ELIMINATION_OFFSET): Likewise.
13760 (REGNO_OK_FOR_INDEX_P): Add parenthesis.
13761 (REGNO_OK_FOR_BASE_P): Likewise.
13762 (REGNO_OK_FOR_SIREG_P): Add parenthesis and wrap.
13763 (REGNO_OK_FOR_DIREG_P): Likewise.
13764 (REG_OK_FOR_INDEX_P): Whitespace.
13765 (REG_OK_FOR_BASE_P): Whitespace.
13766 (GO_IF_LEGITIMATE_ADDRESS): Wrap in do { ... } while (0) and add
13767 parenthesis.
13768 (FIND_BASE_TERM): Fix typo.
13769 (LEGITIMIZE_ADDRESS): Wrap in { .. } while (0) and add parenthesis.
13770 (REWRITE_ADDRESS): Uppercase macro parameter and whitespace.
13771 (SYMBOLIC_CONST; Whitespace.
13772 (GO_IF_MODE_DEPENDENT_ADDRESS):Wrap in { .. } while (0) and wrap.
13773 (ENCODE_SECTION_INFO): Whitespace.
13774 (FINALIZE_PIC): Remove do { ... } while (0).
13775 (PROMOTE_MODE): Wrap in do { ... } while (0).
13776 (CONST_COSTS): Whitespace.
13777 (RTX_COSTS): Add paramethesis, whitespace and wrap.
13778 (REGISTER_MOVE_COST): Add parenthesis.
13779 (MEMORY_MOVE_COST): Likewise.
13780 (EXTRA_CC_MODES): Whitespace.
13781 (SELECT_CC_MODE): Add parenthesis and whitespace.
13782 (DBX_REGISTER_NUMBER): Uppercase macro parameter and add parenthsis.
13783 (ASM_PREFERRED_EH_DATA_FORMAT): Add parenthesis and whitespace.
13784 (ASM_OUTPUT_LABEL): Add paramethesis.
13785 (ASM_OUTPUT_REG_PUSH): Add parenthesis and whitespace.
13786 (ASM_OUTPUT_REG_POP): Likewise.
13787 (ASM_OUTPUT_ADDR_VEC_ELT): Add parenthesis.
13788 (ASM_OUTPUT_ADDR_DIFF_ELT): Likewise.
13790 * config/i386/i386.c: Update copyright.
13791 (CHECK_STACK_LIMIT): Add parenthesis.
13792 (AT_BP): Uppercase macro parameter.
13793 (x86_64_int_parameter_registers): Constify.
13794 (x86_64_int_return_registers): Likewise.
13795 (ix86_compare_op0): Use rtx.
13796 (construct_container): Constify INTREG parameter.
13797 (function_arg): Use rtx.
13799 * diagnostic.h: Update copyright date.
13800 (output_buffer_state): Add parenthesis.
13801 (output_buffer_format_args): Likewise.
13803 * combine.c (combine_instructions): Replace XEXP (links, 0)
13804 with link.
13806 2002-01-06 H.J. Lu <hjl@gnu.org>
13808 * cfgcleanup.c (thread_jump): Fix 2 typos.
13810 2002-01-06 Aldy Hernandez <aldyh@redhat.com>
13812 * config.gcc: Add support for --enable-altivec.
13814 2002-01-06 Craig Rodrigues <rodrigc@gcc.gnu.org>
13816 * emit-rtl.c (gen_highpart): Add check for NULL_RTX.
13818 2002-01-06 Jakub Jelinek <jakub@redhat.com>
13820 * objc/objc-act.c (handle_impent): Use assemble_variable to emit
13821 __objc_class_name_*.
13823 2002-01-06 Craig Rodrigues <rodrigc@gcc.gnu.org>
13825 * doc/install.texi (sparcv9-*-solaris2*): Add documentation.
13827 2002-01-06 Richard Henderson <rth@redhat.com>
13829 * reorg.c (emit_delay_sequence): Remove death notes, not merely
13830 nop them out. Increment label reference count for REG_LABEL.
13831 (fill_slots_from_thread): Frob label reference count around
13832 delete_related_insns.
13834 2002-01-05 Richard Henderson <rth@redhat.com>
13836 * cfgcleanup.c (try_forward_edges): Detect infinite loops while
13837 jump threading.
13839 2002-01-05 Richard Henderson <rth@redhat.com>
13841 * c-decl.c (c_expand_body): Don't call outlining_inline_function.
13842 * integrate.c (output_inline_function): Likewise.
13843 * toplev.c (rest_of_compilation): Do it here instead. Move call
13844 to remove_unnecessary_notes after emitting abstract instance.
13845 Force an emitted nested function to have its parent emited as well.
13846 * dwarf2out.c (loc_descriptor_from_tree): Read mode after checking
13847 for null.
13848 (rtl_for_decl_location): Do not look at reload data structures
13849 before reload has run.
13851 2002-01-05 Kazu Hirata <kazu@hxi.com>
13853 * cse.c: Fix formatting.
13854 * dwarf2asm.c: Likewise.
13855 * dwarf2out.c: Likewise.
13856 * explow.c: Likewise.
13857 * expmed.c: Likewise.
13858 * function.c: Likewise.
13859 * gcov.c: Likewise.
13860 * gencheck.c: Likewise.
13861 * genrecog.c: Likewise.
13862 * ggc-common.c: Likewise.
13863 * ggc-page.c: Likewise.
13864 * global.c: Likewise.
13866 2002-01-05 Kazu Hirata <kazu@hxi.com>
13868 * combine.c: Fix formatting.
13870 2002-01-05 Craig Rodrigues <crodrigu@bbn.com>
13872 PR middle-end/1557
13873 * config/ia64/ia64.h (RENAME_EXTENDED_BLOCKS): Remove.
13875 2002-01-05 David Edelsohn <edelsohn@gnu.org>
13877 * config/rs6000/rs6000.h (TARGET_POWERPC): For IN_LIBGCC2, define
13878 as 1 for __powerpc64__ as well.
13880 * config/rs6000/t-aix43 (T_ADAFLAGS): Define.
13882 * alias.c (find_base_value, PLUS/MINUS): If we found a base,
13883 return it.
13885 2002-01-05 Daniel Berlin <dan@dberlin.org>
13887 * lcm.c: Revert change, due to performance regression it causes on
13888 SPEC because it's slightly more conservative (sigh, I hate
13889 edge-based LCM).
13891 Sat Jan 5 11:52:05 CET 2002 Jan Hubicka <jh@suse.cz>
13893 * cfgcleanup.c (try_forward_edges): Allow multiple jump threading.
13895 2002-01-05 Neil Booth <neil@daikokuya.demon.co.uk>
13897 * doc/cppinternals.texi: Update.
13899 2002-01-05 Hans-Peter Nilsson <hp@bitrange.com>
13901 * doc/invoke.texi (Option Summary) <MMIX Options>: Document
13902 -mbranch-predict, -mreg-stack-fill-bug-workaround and their
13903 negatives.
13904 (MMIX Options): Ditto. Fix item/itemx typo for -mno-zero-extend.
13905 * config/mmix/mmix.c (mmix_target_asm_function_prologue): Rework
13906 kludge for pre-october-14th mmix versions to handle new-found bug
13907 with PUSHJ/PUSHGO and the register stack.
13908 * config/mmix/mmix.h (struct machine_function): Rename member
13909 has_call_value_without_parameters to has_call_without_parameters.
13910 All referers changed.
13911 (TARGET_MASK_REG_STACK_FILL_BUG, TARGET_DEFAULT
13912 TARGET_MASK_BRANCH_PREDICT): New macros.
13913 (TARGET_SWITCHES): New options -mreg-stack-fill-bug-workaround,
13914 -mno-reg-stack-fill-bug-workaround.
13915 * config/mmix/mmix.md ("call"): Set struct machine member
13916 has_call_without_parameters.
13918 Sat Jan 5 02:20:22 CET 2002 Jan Hubicka <jh@suse.cz>
13920 * cfgcleanup.c (thread_jump): Fix handling of reversed branches.
13922 Sat Jan 5 01:35:29 CET 2002 Jan Hubicka <jh@suse.cz>
13924 * cfgcleanup.c: Include tm_p.h
13925 (mark_effect): Fix handling of hard register; fix handling of SET
13927 2002-01-04 Kazu Hirata <kazu@hxi.com>
13929 * config/h8300/h8300.md (anonymous patterns): Check that
13930 operands are registers before using REGNO on them.
13932 2002-01-03 Roland McGrath <roland@frob.com>
13934 * doc/invoke.texi (RS/6000 and PowerPC Options): Add -mcall-gnu.
13936 2002-01-04 Jakub Jelinek <jakub@redhat.com>
13938 * tree.h (expand_expr_stmt_value): Add maybe_last argument.
13939 * c-common.h (genrtl_expr_stmt_value): Likewise.
13940 * stmt.c (expand_expr_stmt): Pass 1 as maybe_last.
13941 (expand_expr_stmt_value): Add maybe_last argument.
13942 Don't warn about statement with no effect if it is the last statement
13943 in expression statement.
13944 * c-semantics.c (genrtl_expr_stmt): Pass 1 as maybe_last.
13945 (genrtl_expr_stmt_value): Add maybe_last argument, pass it down to
13946 expand_expr_stmt_value.
13947 (expand_stmt) [EXPR_STMT]: Pass 1 as maybe_last to
13948 genrtl_expr_stmt_value if t is the last EXPR_STMT in its scope.
13949 * expr.c (expand_expr) [LABELED_BLOCK_EXPR, LOOP_EXPR]: Pass 1
13950 as maybe_last to expand_expr_stmt_value.
13952 Fri Jan 4 11:45:05 2002 Jeffrey A Law (law@redhat.com)
13954 * c-common.c (c_expand_start_cond): Expect the IF_STMT node to
13955 be passed in, do not build it.
13956 (c_begin_if_stmt): New function.
13957 (c_begin_while_stmt, c_finish_while_stmt_cond): Likewise.
13958 * c-common.h (c_expand_start_cond): Update prototype.
13959 (c_begin_if_stmt): Prototype new function.
13960 (c_begin_while_stmt, c_finish_while_stmt_cond): Likewise.
13961 * c-parse.in (if_prefix): Use c_begin_if_stmt,
13962 c_begin_while_stmt and c_finish_while_stmt_cond.
13964 2002-01-04 William Cohen <wcohen@redhat.com>
13966 * config/pa/elf.h (ASM_FILE_START): Reverted to profile_flag.
13967 * config/pa/pa-linux.h (ASM_FILE_START): Likewise.
13968 * config/pa/pa64-hpux.h (ASM_FILE_START): Likewise.
13969 * config/pa/som.h (ASM_FILE_START): Likewise.
13971 2002-01-04 Daniel Berlin <dan@cgsoftware.com>
13973 * lcm.c: Include df.h.
13974 Add available_transfer_function prototype.
13975 (compute_available): Rework to use iterative dataflow framework.
13976 (struct bb_info): s/bb_info/lcm_bb_info/g to avoid conflict
13977 with bb_info in df.h
13978 (available_transfer_function): New function.
13980 * Makefile.in (lcm.o): add df.h to dependencies.
13982 2002-01-04 Richard Henderson <rth@redhat.com>
13984 * config/alpha/alpha.c (some_operand): Accept HIGH.
13985 (input_operand): Likewise; accept simple references to globals.
13986 (alpha_const_ok_for_letter_p): New, outlined from alpha.h.
13987 (alpha_const_double_ok_for_letter_p): Likewise.
13988 (alpha_extra_constraint): Likewise.
13989 (alpha_preferred_reload_class): Likewise. Do not force
13990 symbolic constants to memory.
13991 (alpha_legitimate_address_p): Accept simple references
13992 to small_symbolic_operand.
13993 (alpha_legitimize_address): New arg scratch. Be prepared to be
13994 called when no_new_pseudos. Emit simple symbolic references.
13995 Split integers into low, high, and rest.
13996 (alpha_expand_mov): Use alpha_legitimize_address.
13997 (some_small_symbolic_mem_operand): New.
13998 (split_small_symbolic_mem_operand): New.
13999 * config/alpha/alpha-protos.h: Update.
14000 * config/alpha/alpha.h (CONST_OK_FOR_LETTER_P): Out-line.
14001 (CONST_DOUBLE_OK_FOR_LETTER_P): Likewise.
14002 (EXTRA_CONSTRAINT): Likewise.
14003 (PREFERRED_RELOAD_CLASS): Likewise.
14004 (LEGITIMIZE_ADDRESS): Update for alpha_legitimize_address change.
14005 (PREDICATE_CODES): Update.
14006 * config/alpha/alpha.md: New post-reload splitters to convert
14007 simplfied symbolic operands to the form that references $29.
14008 (divide expanders): Use emit_move_insn, not gen_movdi_er_high_g.
14009 (movdi_er_nofix, movdi_er_fix): Accept any symbolic operand.
14011 2002-01-03 Richard Henderson <rth@redhat.com>
14013 * local-alloc.c (function_invariant_p): Update commentary.
14015 2002-01-04 H.J. Lu <hjl@gnu.org>
14017 * toplev.c (rest_of_compilation): Fix a typo when calling
14018 cleanup_cfg.
14020 2002-01-03 Kazu Hirata <kazu@hxi.com>
14022 * c-common.c: Fix formatting.
14023 * diagnostic.c: Likewise.
14024 * doloop.c: Likewise.
14025 * dwarf2out.c: Likewise.
14027 2002-01-03 Kazu Hirata <kazu@hxi.com>
14029 * config/h8300/h8300.c (output_logical_op): Use 'not.w' instead
14030 of 'neg.w' when xoring with 0x0000ffff or 0xffff0000.
14032 2002-01-03 Neil Booth <neil@daikokuya.demon.co.uk>
14034 * cpperror.c: Update comments and copyright.
14035 * cppexp.c, cppfiles.c, cpphash.c, cpphash.h, cppinit.c,
14036 cpplex.c, cpplib.c, cpplib.h, cppmacro.c, cppmain.c: Similarly.
14038 2002-01-03 John David Anglin <dave@hiauly1.hia.nrc.ca>
14040 * collect2.c (main): Use strcmp when testing for "-shared".
14042 2002-01-03 Neil Booth <neil@daikokuya.demon.co.uk>
14044 * cppmacro.c: Don't include intl.h. Update comments.
14045 (new_number_token): Allocate enough buffer for 64-bit unsigned
14046 integers; update prototype.
14047 * cppmain.c: Update comments.
14049 2002-01-03 William Cohen <wcohen@redhat.com>
14051 * function.h (struct function): Add profile.
14052 (current_function_profile): New.
14053 doc/extend.texi: Update documentation.
14054 * final.c (final_start_function): Use current_function_profile
14055 instead of profile_flag.
14056 (profile_after_prologue): Likewise.
14057 * function.c (expand_function_start): Likewise.
14058 (expand_function_start): Likewise.
14059 * config/alpha/alpha.c (direct_call_operand):
14060 (alpha_does_function_need_gp): Likewise.
14061 (alpha_expand_prologue): Likewise.
14062 * config/arm/arm.c (arm_expand_prologue): Likewise.
14063 thumb_expand_prologue: Likewise.
14064 * config/d30v/d30v.c (d30v_stack_info): Likewise.
14065 * config/fr30/fr30.c (MUST_SAVE_RETURN_POINTER): Likewise.
14066 (fr30_expand_prologue): Likewise.
14067 * config/i386/cygwin.h (SUBTARGET_PROLOGUE): Likewise.
14068 * config/i386/i386.c (ix86_osf_output_function_prologue): Likewise.
14069 * config/i386/i386.h (FINALIZE_PIC): Likewise.
14070 * config/i386/win32.h (SUBTARGET_PROLOGUE): Likewise.
14071 * config/i960/i960.c (i960_output_function_prologue): Likewise.
14072 * config/ia64/ia64.c (ia64_compute_frame_size): Likewise.
14073 * config/m32r/m32r.c (MUST_SAVE_RETURN_ADDR): Likewise.
14074 (m32r_expand_prologue): Likewise.
14075 * config/m88k/m88k.c (m88k_layout_frame): Likewise.
14076 (m88k_expand_prologue): Likewise.
14077 * config/m88k/m88k.h (ADJUST_INSN_LENGTH): Likewise.
14078 * config/mips/mips.c (compute_frame_size): Likewise.
14079 (mips_expand_prologue): Likewise.
14080 (mips_can_use_return_insn): Likewise.
14081 * config/pa/elf.h (ASM_FILE_START): Likewise.
14082 * config/pa/pa-linux.h (ASM_FILE_START): Likewise.
14083 * config/pa/pa64-hpux.h (ASM_FILE_START): Likewise.
14084 * config/pa/som.h (ASM_FILE_START): Likewise.
14085 * config/romp/romp.c (romp_using_r14): Likewise.
14086 * config/rs6000/rs6000.c (first_reg_to_save): Likewise.
14087 (rs6000_stack_info): Likewise.
14088 * config/rs6000/sysv4.h (ASM_DECLARE_FUNCTION_NAME): Likewise.
14089 * config/rs6000/xcoff.h (ASM_FILE_START): Likewise.
14090 * config/v850/v850.c (compute_register_save_size): Likewise.
14092 2002-01-03 Jakub Jelinek <jakub@redhat.com>
14094 * simplify-rtx.c (simplify_binary_operation) [DIV]: If
14095 gen_lowpart_common fails, use gen_lowpart_SUBREG.
14097 2002-01-03 Turly O'Connor <turly@apple.com>
14099 * darwin.c (machopic_output_possible_stub_label): Don't generate
14100 stub routines for pseudo-stubs which we've just defined.
14102 2002-01-03 Kazu Hirata <kazu@hxi.com>
14104 * builtins.c: Fix formatting.
14105 * c-typeck.c: Likewise.
14106 * combine.c: Likewise.
14107 * expr.c: Likewise.
14108 * loop.c: Likewise.
14110 2002-01-03 Andreas Schwab <schwab@suse.de>
14112 * cppfiles.c (_cpp_pop_file_buffer): Change return type to bool
14113 and return true if _cpp_push_next_buffer pushed a new include
14114 file.
14115 * cpplib.c (_cpp_pop_buffer): Only call obstack_free if
14116 _cpp_pop_file_buffer did not push a new file.
14117 * cpphash.h (_cpp_pop_file_buffer): Update declaration.
14119 2002-01-02 Eric Christopher <echristo@redhat.com>
14121 * final.c (final_scan_insn): Change 0 -> NULL_RTX in
14122 FIND_REG_INC_NOTE call. Update copyright.
14123 * loop.c (canonicalize_condition): Ditto.
14124 * reorg.c (delete_scheduled_jump): Ditto.
14126 2002-01-03 Kazu Hirata <kazu@hxi.com>
14128 * gcse.c: Fix formatting.
14130 2002-01-03 Graham Stott <grahams@redhat.com>
14132 * mkconfig.sh: Output to config.h, hconfig.h and tconfig.h
14133 forward defs for struct tags rtx_def, union_tree, rtvec_def
14134 also output corresponding typedefs for rtx, tree, and rtvec.
14136 * system.h: Move forward defs for struct tags rtx_def, union_tree,
14137 rtvec_def along with corresponding typedefs for rtx, tree, and
14138 rtvec to config.h, hconfig.h, tconfig.h.
14140 2002-01-03 Graham Stott <grahams@redhat.com>
14142 * tree.h: Update copyright date.
14143 (IS_EXPR_CODE_CLASS): Add parenthesis.
14144 (TREE_SET_CODE): Add whitespace.
14145 (TREE_CHECK): Add parenthesis.
14146 (TREE_CLASS_CODE): Add parenthesis and wrap long line.
14147 (CST_OR_CONSTRUCTOR_CHECK):
14148 (EXPR_CHECK): Add parenthis, whitespace and wrap line.
14149 (TREE_SYMBOL_REFERENCED): Whitespace.
14150 (INT_CST_LT): Likewise.
14151 (INT_CST_LT_UNSIGNED): Likewise.
14152 (tree_real_cst): Unwrap comment.
14153 (tree_string): Likewise.
14154 (tree_complex): Likewise.
14155 (IDENTIFIER_POINTER): correct cast.
14156 (SAVE_EXPR_CONTEXT): Whitespace.
14157 (EXPR_WFL_FILENAME_NODE): Likewise.
14158 (EXPR_WFL_FILENAME): Remove parenthesis.
14159 (DECL_ORIGIN): Add parenthesis.
14160 (DECL_FROM_INLINE): Use NULL_TREE.
14161 (build_int_2): Whitespace.
14162 (build_type_variant): Add parenthesis.
14164 * gcc/jcf-parse.c: Update copyright date.
14165 (yyparse): Constify resource_filename.
14167 2002-01-03 Graham Stott <grahams@redhat.com>
14169 * rtl.h: Update copyright date.
14170 (RTL_CHECK1): Wrap long line.
14171 (RTL_CHECK2): Likewise.
14172 (RTL_CHECKC1): Wrap long line and whitespace.
14173 (RTL_CHECKC2): Likewise.
14174 (XWINT): Whitespace.
14175 (XINT): Likewise.
14176 (XSTR): Likewise.
14177 (XEXP): Likewise.
14178 (XVEC): Likewise.
14179 (XMODE): Likewise.
14180 (XBITMAP): Likewise.
14181 (XTREE): Likewise.
14182 (XBBDEF): Likewise.
14183 (XTMPL): Likewise.
14184 (X0WINT): Likewise.
14185 (X0INT):Likewise.
14186 (X0UINT): Likewise.
14187 (X0STR): Likewise.
14188 (X0EXP): Likewise.
14189 (X0VEC): Likewise.
14190 (X0MODE): Likewise.
14191 (X0BITMAP): Likewise.
14192 (X0TREE): Likewise.
14193 (X0BBDEF): Likewise.
14194 (X0ADVFLAGS): Likewise.
14195 (X0CSELIB): Likewise.
14196 (X0MEMATTR): Likewise.
14197 (XCWINT): Likewise.
14198 (XCINT): Likewise.
14199 (XCUINT): Likewise.
14200 (XCSTR): Likewise.
14201 (XCEXP): Likewise.
14202 (XCVEC): Likewise.
14203 (XCMODE): Likewise.
14204 (XCBITMAP): Likewise.
14205 (XCTREE): Likewise.
14206 (XCBBDEF): Likewise.
14207 (XCADVFLAGS): Likewise.
14208 (XCCSELIB): Likewise.
14209 (XC2EXP): Likewise.
14210 (INSN_UID): Likewise.
14211 (PREV_INSN): Likewise.
14212 (PATTERN): Likewise.
14213 (INSN_CODE): Likewise.
14214 (PUT_REG_NOTE_KIND): Likewise.
14215 (CODE_LABEL_NUMBER): Likewise.
14216 (NOTE_SOURCE_FILE): Likewise.
14217 (NOTE_BLOCK): Likewise.
14218 (NOTE_EH_HANDLER): Likewise.
14219 (NOTE_RANGE_INFO): Likewise.
14220 (NOTE_LIVE_INFO): Likewise.
14221 (NOTE_BASIC_BLOCK): Likewise.
14222 (NOTE_EXPECTED_VALUE): Likewise.
14223 (NOTE_LINE_NUMBER): Likewise.
14224 (LABEL_NAME): Likewise.
14225 (LABEL_NUSES): Likewise.
14226 (LABEL_ALTERNATE_NAME): Likewise.
14227 (ADDRESSOF_DECL): Likewise.
14228 (JUMP_LABEL): Likewise.
14229 (LABEL_NEXTREF): Likewise.
14230 (REGNO): Likewise.
14231 (ORIGINAL_REGNO: Likewise.
14232 (HARD_REGISTER_NUM_P): Add parenthesis.
14233 (SUBREG_REG): Whitespace.
14234 (SUBREG_BYTE): Likewise.
14235 (ASM_OPERANDS_TEMPLATE): Remove parenthesis.
14236 (ASM_OPERANDS_OUTPUT_CONSTRAINT): Likewise.
14237 (ASM_OPERANDS_OUTPUT_IDX): Likewise.
14238 (ASM_OPERANDS_INPUT_VEC): Likewise.
14239 (ASM_OPERANDS_INPUT_CONSTRAINT_VEC): Likewise.
14240 (ASM_OPERANDS_INPUT): Likewise.
14241 (ASM_OPERANDS_INPUT_LENGTH): Likewise.
14242 (ASM_OPERANDS_INPUT_CONSTRAINT_EXP): Likewise.
14243 (ASM_OPERANDS_INPUT_CONSTRAINT): Likewise.
14244 (ASM_OPERANDS_INPUT_MODE): Likewise.
14245 (ASM_OPERANDS_SOURCE_FILE): Likewise.
14246 (ASM_OPERANDS_SOURCE_LINE): Likewise.
14247 (MEM_SET_IN_STRUCT_P): Minor reformat.
14248 (TRAP_CONDITION): Whitespace.
14249 (TRAP_CODE): Likewise.
14250 (COND_EXEC_TEST): Likewise.
14251 (COND_EXEC_CODE): Likewise.
14252 (FIND_REG_INC_NOTE): Uppercase macro args and add parenthesis.
14253 (PHI_NODE_P): Add parenthesis.
14254 (plus_constant): Whitespace and add parenthesis.
14256 2002-01-03 Kazu Hirata <kazu@hxi.com>
14258 * config/avr/avr.c: Fix comment typos.
14259 * config/c4x/c4x.md: Likewise.
14260 * config/dsp16xx/dsp16xx.h: Likewise.
14261 * config/dsp16xx/dsp16xx.md: Likewise.
14262 * config/i386/i386.md: Likewise.
14263 * config/ia64/ia64.c: Likewise.
14264 * config/m32r/m32r.h: Likewise.
14265 * config/m68hc11/m68hc11.md: Likewise.
14266 * config/mmix/mmix.c: Likewise.
14267 * config/mn10200/mn10200.c: Likewise.
14268 * config/romp/romp.c: Likewise.
14269 * config/sh/sh.c: Likewise.
14270 * config/stormy16/stormy16.c: Likewise.
14271 * config/stormy16/stormy16.h: Likewise.
14272 * config/stormy16/stormy16.md: Likewise.
14274 2002-01-03 Graham Stott <grahams@redhat.com>
14276 * loop.h: Update copyright date.
14277 (LOOP_MOVABLES): Fix typo.
14278 (LOOP_REGS): Likewise.
14279 (LOOP_IVS): Likewise.
14281 2002-01-03 Graham Stott <grahams@redhat.com>
14283 * cppinit.c: Update copyright date.
14284 Don't include output.h
14285 * Makefile.in: Update copyright date.
14286 Update dependency.
14288 2002-01-02 Craig Rodrigues <rodrigc@gcc.gnu.org>
14290 PR c/5226
14291 * invoke.texi (-mthreads): Remove from documented RS/6000 options.
14292 (-pthread) Add to RS/6000 options.
14294 2002-01-02 Kazu Hirata <kazu@hxi.com>
14296 * except.c: Fix comment typos.
14297 * loop.c: Likewise.
14298 * varasm.c: Likewise.
14299 * doc/tm.texi: Fix a typo.
14301 2002-01-02 Jakub Jelinek <jakub@redhat.com>
14303 * c-typeck.c (output_init_element): Allow initializing static storage
14304 duration objects with compound literals.
14306 2002-01-02 Richard Henderson <rth@redhat.com>
14308 * objc/objc-act.c (hack_method_prototype): Clear current_function_decl
14309 after abusing it.
14311 2002-01-02 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
14313 * gcc.c (default_compilers): Const-ify.
14314 * mips-tdump.c (stab_names): Likewise.
14315 * mips-tfile.c (map_coff_types, map_coff_storage,
14316 map_coff_sym_type, map_coff_derived_type, stabs_symbol,
14317 pseudo_ops_t, pseudo_ops): Likewise.
14318 * protoize.c (default_include): Likewise
14320 * real.c (GET_REAL, PUT_REAL): Don't cast away const-ness.
14321 (ezero, ehalf, eone, etwo, e32, elog2, esqrt2, epi): Const-ify.
14322 Add array size in declaration.
14323 (endian, emov, eisneg, eisinf, eisnan, eiisnan, eiisneg, emovi,
14324 emovo, emovz, eiisinf, ecmpm, eaddm, esubm, m16m, edivm, emulm,
14325 esub, eadd, eadd1, ediv, emul, e53toe, e64toe, e113toe, e24toe,
14326 etoe113, etoe64, etoe53, etoe24, ecmp, eround, ltoe, ultoe,
14327 eifrac, euifrac, e24toasc, e53toasc, e64toasc, e113toasc, etoasc,
14328 efloor, efrexp, eldexp, eremain, dectoe, etodec, ibmtoe, etoibm,
14329 c4xtoe, etoc4x, uditoe, ditoe, etoudi, etodi, esqrt, etens,
14330 emtens, make_nan): Const-ify.
14331 (TFbignan, TFlittlenan, XFbignan, XFlittlenan, DFbignan,
14332 DFlittlenan, SFbignan, SFlittlenan): Make static and const-ify.
14334 2002-01-02 Joseph S. Myers <jsm28@cam.ac.uk>
14336 * config.gcc (ia64-*-*): Set extra_headers.
14337 (alpha*-dec-osf*): Likewise. Don't use alpha/t-osf.
14338 * config/alpha/t-osf: Remove.
14339 * config/ia64/t-ia64 (EXTRA_HEADERS): Remove.
14341 2002-01-02 David Edelsohn <edelsohn@gnu.org>
14343 * config/rs6000/t-aix43: Revert previous change.
14345 2002-01-02 Jason Merrill <jason@redhat.com>
14347 * c-decl.c (c_expand_body): Call outlining_inline_function when
14348 emitting an inline function out of line.
14350 2002-01-02 Richard Henderson <rth@redhat.com>
14352 * dwarf2out.c (limbo_die_node): Add created_for member.
14353 (new_die): New argument created_for. Update all callers.
14354 (mark_limbo_die_list): New.
14355 (dwarf2out_init): Register limbo_die_list as a root.
14356 (dwarf2out_finish): Force insert limbo dies into their function
14357 context.
14359 2002-01-02 Nathan Sidwell <nathan@codesourcery.com>
14361 PR c++/5089
14362 * doc/invoke.texi (-Wold-style-cast): Only warn about non-void casts.
14364 2002-01-02 Kazu Hirata <kazu@hxi.com>
14366 * config/h8300/fixunssfsi.c: Update copyright.
14367 Fix comment typos.
14368 Fix formatting.
14369 * config/h8300/h8300.c: Update copyright.
14370 Eliminate warnings.
14372 2002-01-02 Kazu Hirata <kazu@hxi.com>
14374 * config/romp/romp.c: Fix comment formatting.
14375 * config/romp/romp.h: Likewise.
14376 * config/romp/romp.md: Likewise.
14377 * config/s390/s390.c: Likewise.
14378 * config/stormy16/stormy16.c: Likewise.
14379 * config/stormy16/stormy16.h: Likewise.
14381 2002-01-02 Alexandre Oliva <aoliva@redhat.com>
14383 * c-common.h (genrtl_expr_stmt_value): Declare.
14384 * c-semantics.c (genrtl_goto_stmt): Redirect to...
14385 (genrtl_goto_stmt_value): ... this new function. Pass new
14386 argument down to expand_expr_stmt_value, taking
14387 TREE_ADDRESSABLE into account.
14388 * c-common.c (c_expand_expr): Mark the last EXPR_STMT of a
14389 STMT_EXPR as addressable, i.e., one whose result we want.
14390 * expr.c (expand_expr): Don't save expression statement value
14391 of labeled_blocks or loop_exprs.
14392 * stmt.c (expand_expr_stmt): Redirect to...
14393 (expand_expr_stmt_value): ... this new function. Use new
14394 argument to tell whether to save expression value.
14395 (expand_end_stmt_expr): Reset last_expr_type and
14396 last_expr_value if we don't have either.
14397 * tree-inline.c (declare_return_variable): Mark its use
14398 statement as addressable.
14399 * tree.h: Document new use of TREE_ADDRESSABLE.
14400 (expand_expr_stmt_value): Declare.
14402 2002-01-01 Tom Rix <trix@redhat.com>
14404 * config/rs6000/rs6000.c (rs6000_emit_set_long_const): Fix for use by
14405 rs6000_emit_allocate_stack.
14407 2002-01-01 Joseph S. Myers <jsm28@cam.ac.uk>
14409 * configure.in: Prepend ${srcdir}/config/${cpu_type}/ instead of
14410 ${srcdir}/ginclude/ to every entry in extra_headers.
14411 * configure: Regenerate.
14412 * ginclude/math-3300.h: Rename to config/m68k/math-3300.h.
14413 * ginclude/math-68881.h: Rename to config/m68k/math-68881.h.
14414 * ginclude/ppc-asm.h: Rename to config/rs6000/ppc-asm.h.
14415 * ginclude/proto.h: Rename to config/convex/proto.h.
14417 Tue Jan 1 17:12:56 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
14419 * attribs.c (handle_vector_size_attribute): Use host_integerp
14420 and tree_int_cst; remove warnings.
14421 * caller-save.c (insert_restore): Add cast to get rid of warning.
14422 (insert_save): Likewise.
14423 * emit-rtl.c (adjust_address_1, offset_address): Likewise.
14424 * regmove.c (find_matches): Add temporary var to kill a warning.
14426 2002-01-01 Douglas B Rupp <rupp@gnat.com>
14428 * config/alpha/vms.h (DWARF2_UNWIND_INFO, EH_RETURN_HANDLER_RTX,
14429 LINK_EH_SPEC, MD_FALLBACK_FRAME_STATE_FOR): Define.
14430 * config/alpha/t-vms (EXTRA_PARTS): Add vms-dwarf2eh.o
14431 (vms-dwarf2eh.o): Add Makefile rule.
14432 * config/alpha/vms-ld.c (main): Handle vms-dwarf2eh.o.
14433 * config/alpha/vms-dwarf2eh.asm: New file.
14435 * gcc.c (delete_if_ordinary): Delete all versions.
14437 2002-01-01 Hans-Peter Nilsson <hp@bitrange.com>
14439 * config/mmix/mmix.md: Update FIXME to not mention
14440 define_constants.
14441 (MMIX_rJ_REGNUM): New define_constants constant.
14442 ("movqi", "movsi", "movdi", "*movdicc_real_foldable",
14443 "*movdicc_real"): Adjust contraints formatting.
14444 ("*bCC_foldable"): Add %+ for P in output format and delete FIXME
14445 for branch prediction.
14446 ("*bCC", "*bCC_inverted_foldable", "*bCC_inverted"): Add %+ in
14447 output template.
14448 ("*call_real", "*call_value_real", "nonlocal_goto_receiver",
14449 "*nonlocal_goto_receiver_expanded"): Use MMIX_rJ_REGNUM instead of
14450 number. Delete related FIXMEs.
14451 * config/mmix/mmix.h (MMIX_INCOMING_RETURN_ADDRESS_REGNUM): Change
14452 from number to MMIX_rJ_REGNUM.
14453 (TARGET_MASK_BRANCH_PREDICT): New.
14454 (TARGET_DEFAULT): Change to TARGET_MASK_BRANCH_PREDICT.
14455 (TARGET_SWITCHES): Update comment. Correct -mno-toplevel-symbols
14456 value. Add -mbranch-predict and -mno-branch-predict.
14457 (TARGET_VERSION): Drop date.
14458 (ADDITIONAL_REGISTER_NAMES): Use MMIX_rJ_REGNUM, not number.
14459 * config/mmix/mmix.c (mmix_encode_section_info): Correct condition
14460 for finding out global symbols.
14461 (mmix_asm_output_labelref): Revert condition for global symbol.
14462 (mmix_print_operand): <case '+'>: Emit P for a likely branch.
14463 (mmix_print_operand_punct_valid_p): A '+' is valid.
14465 See ChangeLog.6 for earlier changes.