1 2002-05-16 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
3 Basic block renumbering removal:
4 * basic_block.h (struct basic_block_def): Renamed index to sindex,
5 added prev_bb and next_bb fields.
6 (n_basic_blocks): Renamed to num_basic_blocks.
7 (last_basic_block): New, index of last basic block.
8 (FOR_BB_BETWEEN, FOR_ALL_BB, FOR_ALL_BB_REVERSE): New macros for
9 traversing basic block chain.
10 (BLOCK_NUM): index -> sindex.
11 (create_basic_block_structure, create_basic_block): Declaration changed.
12 (debug_num2bb): Declare.
13 (expunge_block_nocompact): Declaration removed.
14 (link_block, unlink_block, compact_blocks): Declare.
15 * bb-reorder.c (make_reorder_chain, make_reorder_chain_1): Modified.
16 * cfg.c (entry_exit_blocks): Initialize new fields.
17 (clear_edges, alloc_block, expunge_block, cached_make_edge,
18 redirect_edge_pred, dump_flow_info, dump_edge_info,
19 alloc_aux_for_blocks, clear_aux_for_blocks, alloc_aux_for_edges,
20 free_aux_for_edges): Modified.
21 (link_block, unlink_block, compact_blocks, debug_num2bb): New.
22 (expunge_block_nocompact): Removed.
23 * cfganal.c (can_fallthru, mark_dfs_back_edges, flow_call_edges_add,
24 find_unreachable_blocks, create_edge_list, print_edge_list,
25 verify_edge_list, flow_edge_list_print, remove_fake_successors,
26 remove_fake_edges, flow_reverse_top_sort_order_compute,
27 flow_depth_first_order_compute, flow_preorder_transversal_compute,
28 flow_dfs_compute_reverse_init, flow_dfs_compute_reverse_add_bb,
29 flow_dfs_compute_reverse_execute): Modified.
30 * cfgbuild.c (make_edges, make_eh_edge, find_basic_blocks_1,
31 find_basic_blocks, find_many_sub_basic_blocks, find_sub_basic_blocks):
33 * cfgcleanup.c (try_simplify_condjump, try_forward_edges,
34 merge_blocks_move_predecessor_nojumps,
35 merge_blocks_move_successor_nojumps, merge_blocks,
36 outgoing_edges_match, try_crossjump_to_edge, try_crossjump_bb,
37 try_optimize_cfg, delete_unreachable_blocks, cleanup_cfg): Modified.
38 * cfglayout.c (skip_insns_after_block, label_for_bb,
39 record_effective_endpoints, scope_to_insns_finalize,
40 fixup_reorder_chain, verify_insn_chain, cleanup_unconditional_jumps,
41 fixup_fallthru_exit_predecessor, cfg_layout_redirect_edge,
42 cfg_layout_duplicate_bb): Modified.
43 * cfgloop.c (flow_loops_cfg_dump, flow_loop_dump, flow_loops_dump,
44 flow_loop_entry_edges_find, flow_loop_exit_edges_find,
45 flow_loop_nodes_find, flow_loop_pre_header_find, flow_loop_scan,
46 flow_loops_find, flow_loop_outside_edge_p): Modified.
47 * cfgrtl.c (create_basic_block_structure, create_basic_block,
48 flow_delete_block, compute_bb_for_insn, split_block,
49 try_redirect_by_replacing_jump, redirect_edge_and_branch,
50 force_nonfallthru_and_redirect, tidy_fallthru_edge,
51 back_edge_of_syntactic_loop_p, split_edge, commit_one_edge_insertion,
52 commit_edge_insertions, commit_edge_insertions_watch_calls,
53 dump_bb, print_rtl_with_bb, verify_flow_info, purge_dead_edges,
54 purge_all_dead_edges): Modified.
55 * combine.c (combine_instructions, set_nonzero_bits_and_sign_copies,
56 try_combine, nonzero_bits, num_sign_bit_copies, get_last_value_validate,
57 get_last_value, reg_dead_at_p, distribute_notes, distribute_links):
59 * conflict.c (conflict_graph_compute): Modified.
60 * df.c (FOR_ALL_BBS): Removed.
61 (df_bitmaps_alloc, df_bitmaps_free, df_alloc, df_analyse_1,
62 df_modified_p, df_analyse, df_refs_unlink, df_insn_modify,
63 df_dump, hybrid_search_bitmap, iterative_dataflow_sbitmap): Modified.
64 * df.h (DF_BB_INFO, DF_REF_BBNO): Modified.
65 * dominance.c (init_dom_info, calc_dfs_tree_nonrec, calc_dfs_tree,
66 calc_idoms, idoms_to_doms, calculate_dominance_info): Modified.
67 * final.c (compute_alignments, final_scan_insn): Modified.
68 * flow.c (verify_local_live_at_start, update_life_info,
69 update_life_info_in_dirty_blocks, free_basic_block_vars,
70 delete_noop_moves, calculate_global_regs_live,
71 initialize_uninitialized_subregs, allocate_bb_life_data,
72 regno_uninitialized, regno_clobbered_at_setjmp, mark_set_1,
73 mark_used_reg, count_or_remove_death_notes): Modified.
74 * function.c (thread_prologue_and_epilogue_insns): Modified.
75 * gcse.c (struct null_pointer_info): Change typo of current_block
77 (gcse_main, alloc_gcse_mem, compute_local_properties, compute_sets,
78 oprs_unchanged_p, load_killed_in_block_p, record_last_reg_set_info,
79 compute_hash_table, alloc_rd_mem, handle_rd_kill_set, compute_kill_rd,
80 alloc_avail_expr_mem, expr_killed_p, compute_ae_kill,
81 expr_reaches_here_p_work, expr_reaches_here_p, handle_avail_expr,
82 classic_gcse, one_classic_gcse_pass, compute_transp, cprop,
83 one_cprop_pass, compute_pre_data, pre_expr_reaches_here_p_work,
84 pre_expr_reaches_here_p, insert_insn_end_bb, pre_edge_insert,
85 pre_delete, one_pre_gcse_pass, compute_transpout,
86 invalidate_nonnull_info, delete_null_pointer_checks_1,
87 free_code_hoist_mem, compute_code_hoist_vbeinout,
88 hoist_expr_reaches_here_p, hoist_code, one_code_hoisting_pass,
89 compute_ld_motion_mems, store_ops_ok, find_moveable_store,
90 compute_store_table, build_store_vectors, insert_insn_start_bb,
91 insert_store, replace_store_insn, free_store_memory, store_motion):
93 * global.c (global_alloc, global_conflicts, mark_elimination,
94 build_insn_chain): Modified.
95 * graph.c (print_rtl_graph_with_bb): Modified.
96 * haifa-sched.c (sched_init): Modified.
97 * ifcvt.c (SET_ORIG_INDEX, ORIG_INDEX): Removed.
98 (find_if_block, find_cond_trap, find_if_case_1, find_if_case_2,
99 if_convert): Modified.
100 * lcm.c (compute_antinout_edge, compute_earliest, compute_laterin,
101 compute_insert_delete, pre_edge_lcm, compute_available,
102 compute_farthest, compute_nearerout, compute_rev_insert_delete,
103 pre_edge_rev_lcm, make_preds_opaque, optimize_mode_switching):
105 * local-alloc.c (alloc_qty, local_alloc, update_equiv_regs): Modified.
106 * loop.c (loop_dump_aux): Modified.
107 * predict.c (combine_predictions_for_insn, estimate_probability,
108 last_basic_block_p, process_note_prediction, process_note_predictions,
109 note_prediction_to_br_prob, propagate_freq, counts_to_freqs,
110 expensive_function_p, estimate_bb_frequencies,
111 compute_function_frequency): Modified.
112 * print-rtl.c (print_rtx): Modified.
113 * profile.c (GCOV_INDEX_TO_BB, BB_TO_GCOV_INDEX, instrument_edges,
114 get_exec_counts, compute_branch_probabilities, compute_checksum,
115 branch_prob, find_spanning_tree): Modified.
116 * recog.c (split_all_insns, peephole2_optimize): Modified.
117 * reg-stack.c (reg_to_stack, convert_regs_entry, compensate_edge,
118 convert_regs_1, convert_regs_2, convert_regs): Modified.
119 * regclass.c (scan_one_insn, regclass): Modified.
120 * regmove.c (mark_flags_life_zones, regmove_optimize,
121 combine_stack_adjustments): Modified.
122 * regrename.c (regrename_optimize, copyprop_hardreg_forward): Modified.
123 * reload1.c (reload, reload_combine, copy_eh_notes): Modified.
124 * reorg.c (dbr_schedule): Modified.
125 * resource.c (find_basic_block, init_resource_info): Modified.
126 * sbitmap.c (sbitmap_intersection_of_succs,
127 sbitmap_intersection_of_preds, sbitmap_union_of_succs,
128 sbitmap_union_of_preds): Modified.
129 * sched-deps.c (init_dependency_caches): Modified.
130 * sched-ebb.c (schedule_ebbs): Modified.
131 * sched-rgn.c (is_cfg_nonregular, build_control_flow, debug_regions,
132 find_rgns, compute_trg_info, init_regions, schedule_insns): Modified.
133 * sibcall.c (optimize_sibling_and_tail_recursive_call): Modified.
134 * ssa-ccp.c (examine_flow_edges, optimize_unexecutable_edges,
135 ssa_ccp_substitute_constants, ssa_ccp_df_delete_unreachable_insns,
136 ssa_const_prop): Modified.
137 * ssa-dce.c (set_control_dependent_block_to_edge_map_,
138 find_control_dependence, find_pdom, ssa_eliminate_dead_code): Modified.
139 * ssa.c (remove_phi_alternative, find_evaluations,
140 compute_dominance_frontiers_1, compute_iterated_dominance_frontiers,
141 insert_phi_node, rename_block, convert_to_ssa, eliminate_phi,
142 make_regs_equivalent_over_bad_edges,
143 make_equivalent_phi_alternatives_equival,
144 compute_conservative_reg_partition,
145 coalesce_regs_in_successor_phi_nodes, compute_coalesced_reg_partition,
146 rename_equivalent_regs, convert_from_ssa, for_each_successor_phi):
149 2002-05-16 Mark Mitchell <mark@codesourcery.com>
151 * cfgrtl.c (purge_dead_edges): Correct handling of EDGE_EH.
153 2002-05-16 Nick Clifton <nickc@cambridge.redhat.com>
155 * config/arm/arm.c (arm_rtx_costs): Check for RTX being a
156 SYMBOL_REF before calling CONSTANT_POOL_ADDRESS_P.
157 (arm_adjust_cost): Check for RTX being a SYMBOL_REF before
158 calling CONSTANT_POOL_ADDRESS_P.
159 * config/arm/arm.h (TARGET_CPU_CPP_BUILTINS): Fix typo in code
160 to decide whether to define __arm__ or __thumb.
161 (THUMB_GO_IF_LEGITIMATE_ADDRESS): Check for RTX being a
162 SYMBOL_REF before calling CONSTANT_POOL_ADDRESS_P.
164 2002-05-16 Neil Booth <neil@daikokuya.demon.co.uk>
166 * config/arc/arc.h (CPP_PREDEFINES): Remove.
168 (TARGET_CPU_CPP_BUILTINS): New.
170 2002-05-16 Neil Booth <neil@daikokuya.demon.co.uk>
172 * cpphash.h (cpp_macro): Move here, and make expansion a union.
173 * cppmacro.c (cpp_macro): Remove.
174 (enter_macro_context, replace_args, warn_of_redefinition,
175 _cpp_create_definition, cpp_macro_definition): Update.
177 2002-05-16 Jason Merrill <jason@redhat.com>
179 * config/mips/mips.c (mips_output_external): Don't do sdata
180 optimization for a variable with DECL_COMDAT set.
182 2002-05-15 Aldy Hernandez <aldyh@redhat.com>
184 * config/rs6000/altivec.h: Cleanups for tighter typechecking.
185 Cleanups for accepting modifiers on pointers.
187 Allow long pointers as well as int pointers.
189 2002-05-15 Richard Henderson <rth@redhat.com>
191 * varasm.c (merge_weak): Remove special case for extern and common.
193 2002-05-15 Matt Hiller <hiller@redhat.com>
195 * testsuite/gcc.c-torture/compile/20000804-1.x: Don't return 1 if
197 * testsuite/gcc.c-torture/compile/20001226-1.x: Ditto.
198 * testsuite/gcc.c-torture/compile/920520-1.x: Ditto.
199 * testsuite/gcc.c-torture/compile/mipscop-1.x: XFAIL for now.
200 * testsuite/gcc.c-torture/compile/mipscop-2.x: Ditto.
201 * testsuite/gcc.c-torture/compile/mipscop-3.x: Ditto.
202 * testsuite/gcc.c-torture/compile/mipscop-4.x: Ditto.
204 2002-05-15 Aldy Hernandez <aldyh@redhat.com>
206 * reload1.c (forget_old_reloads_1): Do not use subreg offset.
208 2002-05-15 Aldy Hernandez <aldyh@redhat.com>
210 * config/rs6000/rs6000.md ("altivec_mtvscr"): Set VSCR register.
211 ("altivec_mfvscr"): Read from VSCR.
213 Add vscr sets for the following insns: altivec_vctuxs,
214 altivec_vaddubs, altivec_vaddsbs, altivec_vadduhs,
215 altivec_vaddshs, altivec_vadduws, altivec_vaddsws, altivec_vctsxs,
216 altivec_vmhaddshs, altivec_vmhraddshs, altivec_vmsumuhs,
217 altivec_vmsumshs, altivec_vpkuhss, altivec_vpkshss,
218 altivec_vpkuwss, altivec_vpkswss, altivec_vpkuhus,
219 altivec_vpkshus, altivec_vpkuwus, altivec_vpkswus,
220 altivec_vsububs, altivec_vsubsbs, altivec_vsubuhs,
221 altivec_vsubshs, altivec_vsubuws, altivec_vsubsws,
222 altivec_vsum4ubs, altivec_vsum4sbs, altivec_vsum4shs,
223 altivec_vsum2sws, altivec_vsumsws.
225 * config/rs6000/rs6000.h: Add VSCR fixed register.
226 (CALL_REALLY_USED_REGISTERS): Add vscr.
227 (CALL_USED_REGISTERS): Same.
228 (FIXED_REGISTERS): Same.
229 (REG_ALLOC_ORDER): Same.
230 (reg_class): Add VSCR_REGS.
231 (REG_CLASS_NAMES): Same.
232 (REG_CLASS_CONTENTS): Same.
234 (REGISTER_NAMES): Add vscr.
235 (DEBUG_REGISTER_NAMES): Same.
236 (ADDITIONAL_REGISTER_NAMES): Same.
237 (FIRST_PSEUDO_REGISTER): Increment.
238 (CONDITIONAL_REGISTER_USAGE): Set VSCR as a global register.
240 2002-05-15 Jakub Jelinek <jakub@redhat.com>
242 * fold-const.c (fold): Fix a typo.
244 2002-05-15 Eric Botcazou <ebotcazou@multimania.com>
246 * fold-const.c (fold) [LT_EXPR]: Move the transformation of a
247 comparison against the highest or lowest integer value before
248 the 'X >= CST to X > (CST - 1)' and 'X < CST to X <= (CST - 1)'
249 transformation and that of an unsigned comparison against 0
252 2002-05-15 Richard Henderson <rth@redhat.com>
254 * varasm.c (merge_weak): Error for any weakening after definition.
255 Adjust weakening after use warning to catch more cases.
256 (assemble_alias): Set TREE_USED and TREE_ASM_WRITTEN consistently.
257 * config/alpha/alpha.c (alpha_encode_section_info): Do not abort.
259 Wed May 15 10:38:27 CEST 2002 Jan Hubicka <jh@suse.cz>
261 * invoke.texi (-malign-double): Re-add lost warning.
263 * i386-protos.h (x86_output_mi_thunk): Declare.
264 * unix.h (ASM_OUTPUT_MI_THUNK): Move offline to ...
265 * i386.c (x86_output_mi_thunk): ... here; handle 64bits.
267 * dwarf2out.c (output_call_frame_info): Do not skip unwind info
268 when flag_asynchronous_unwind_tables is set.
270 * flags.h (flag_reorder_functions): Declare.
271 * function.c (prepare_function_start): Initialize frequnecy.
272 * params.def (HOT_BB_COUNT_FRACTION, HOT_BB_FREQUENCY_FRACTION): New.
273 * Makefile.in (predict.o): Add dependency on target.h and params.h
274 * defaults.h (HOT_TEXT_SECTION_NAME,
275 UNLIKELY_EXECUTED_TEXT_SECTION_NAME): New macros.
276 * predict.c (choose_function_section): New function.
277 (estimate_bb_frequencies): Use it.
278 * toplev.c (flag_reorder_functions): New global variable.
279 (lang_independent_options): New.
280 (parse_options_and_default_flags): Set.
281 * varasm.c (assemble_start_function): Bypass functdion alignment
282 for never executed functions.
283 * invoke.texi (-freorder-blocks, -freorder-functions): Document.
284 (param hot-bb-count-fraction, hot-bb-frequency-fraction): New.
285 * tm.texi (HOT_TEXT_SECTION_NAME, UNLIKELY_EXECUTED_TEXT_SECTION_NAME):
288 Thu Jan 3 21:52:09 CET 2002 Jan Hubicka <jh@suse.cz>
290 * predict.c: Inlude profile.h
291 (MIN_COUNT): Rename to MIN_COUNT_FRACTION
292 (maybe_hot_bb_p, probably_cold_bb_p, probably_never_executed_bb_p):
293 Use the information about maximal counter in the program.
295 Thu Dec 20 22:14:00 CET 2001 Jan Hubicka <jh@suse.cz>
297 * basic-block.h (maybe_hot_bb_p, probably_cold_bb_p,
298 probably_never_executed_bb_p): New functions.
299 * cfgcleanup.c (outgoing_edges_match): Use them.
300 * predict.c (MIN_COUNT, MIN_FREQUENCY): New macros.
301 (maybe_hot_bb_p, probably_cold_bb_p,
302 probably_never_executed_bb_p): New functions.
304 * function.h (function): Add new field function_frequency.
305 * predict.c (compute_function_frequency): New function.
306 (estimate_probability): Call it.
308 2002-03-09 Jakub Jelinek <jakub@redhat.com>
310 PR optimization/5172, optimization/5200
311 * gcse.c (gcse_main): Disable store_motion.
313 2002-05-14 Zack Weinberg <zack@codesourcery.com>
315 * c-parse.in (MODIFIED_WCHAR_TYPE): New macro.
316 (c_common_nodes_and_builtins): Use it.
317 (builtin_define_with_value): New function.
318 (cb_register_builtins): Define __SIZE_TYPE__,
319 __PTRDIFF_TYPE__, __WCHAR_TYPE__, and __WINT_TYPE__ here,
320 using builtin_define_with_value. Use consistent notation when
321 defining __GXX_WEAK__.
322 (WCHAR_TYPE_SIZE): Don't redefine.
323 (combine_strings): Don't use WCHAR_TYPE_SIZE.
325 * cppdefault.h: Don't provide defaults for SIZE_TYPE,
326 PTRDIFF_TYPE, WCHAR_TYPE, or WINT_TYPE.
327 * cppinit.c (builtin_array): Remove entries for __SIZE_TYPE__ etc.
328 * tradcpp.c (initialize_builtins): Likewise.
329 * gcc.c (cpp_unique_options): Don't muck with __WCHAR_TYPE__.
331 * c-lex.h (builtin_define_with_value): Prototype.
332 * system.h: Poison NO_BUILTIN_SIZE_TYPE, NO_BUILTIN_WCHAR_TYPE,
333 NO_BUILTIN_PTRDIFF_TYPE, and NO_BUILTIN_WINT_TYPE.
334 * doc/tm.texi: Remove mention of NO_BUILTIN_SIZE_TYPE etc.
336 * config/avr/avr.h, config/h8300/h8300.h, config/i386/i386.h,
337 config/ia64/ia64.h, config/mips/dec-osf1.h, config/mips/iris6.h,
338 config/mips/linux.h, config/mips/mips.h, config/mips/netbsd.h,
339 config/mips/osfrose.h, config/mips/sni-svr4.h, config/rs6000/aix51.h,
340 config/s390/linux.h, config/sh/sh.h, config/sh/sh64.h,
341 config/sparc/linux64.h, config/sparc/netbsd-elf.h,
342 config/sparc/sol2-bi.h, config/sparc/sparc.h:
343 Do not define NO_BUILTIN_SIZE_TYPE etc. Remove all references
344 to __SIZE_TYPE__ etc from all spec strings. When this makes
345 extra specs empty, delete them.
347 2002-05-14 John David Anglin <dave@hiauly1.hia.nrc.ca>
349 * pa.c (override_options): Override TARGET_JUMP_IN_DELAY when scheduling
350 for PA8000 or generating dwarf2 call frame information.
351 (output_call): Remove DO_FRAME_NOTES check from return pointer
353 (following_call): Return 0 when scheduling for PA8000 or generating
354 dwarf2 call frame information. Revise comment.
356 2002-05-14 Neil Booth <neil@daikokuya.demon.co.uk>
359 * alpha.h (TARGET_CPU_CPP_BUILTINS): Define __IEEE_FP
360 and __IEEE_FP_INEXACT as appropriate.
361 (CPLUSPLUS_CPP_SPEC): Don't define __cplusplus.
362 (CPP_SPEC): Remove ieee defines.
363 * freebsd.h, netbsd.h: Remove ieee defines and cpp_cpu.
365 2002-05-14 Richard Henderson <rth@redhat.com>
367 * config/i386/i386.c (ix86_save_reg): Make regno unsigned.
368 (ix86_safe_length, ix86_safe_length_prefix, ix86_safe_memory): Kill.
370 2002-05-14 Neil Booth <neil@daikokuya.demon.co.uk>
372 * arm/arm.h (TARGET_CPU_CPP_BUILTINS): Define.
374 (CPP_APCS_PC_SPEC, CPP_APCS_PC_DEFAULT_SPEC,
375 CPP_FLOAT_SPEC, CPP_FLOAT_DEFAULT_SPEC, CPP_ENDIAN_SPEC,
376 CPP_ENDIAN_DEFAULT_SPEC, CPP_INTERWORK_DEFAULT_SPEC,
377 CPP_INTERWORK_SPEC, CPP_PREDEFINES): Remove.
378 (EXTRA_SPECS): Update.
379 * arm/conix-elf.h, arm/linux-elf.h, arm/netbsd.h, arm/riscix.h,
380 arm/riscix1-1.h, arm/rtems-elf.h, arm/semiaof.h, arm/unknown-elf.h,
381 arm/unknown-elf-oabi.h, arm/vxarm.h: Remove CPP_PREDEFINES and
382 define TARGET_OS_CPP_BUILTINS if necessary.
384 2002-05-14 Neil Booth <neil@daikokuya.demon.co.uk>
386 * gcc.c (cpp_options): Must pass -m* and -f* options
387 to the front end even when only preprocessing.
388 (cc1_options): Remove redundant -lang-c.
389 * tradcpp.c (main): Ignore -m options.
391 * lang-specs.h: Similarly.
393 2002-05-14 Vladimir Makarov <vmakarov@redhat.com>
395 * genautomata.c (transform_3): Add code for transformation
396 `(A,B,...)+C -> A+C,B,...'.
398 Tue May 14 12:48:22 CEST 2002 Jan Hubicka <jh@suse.cz>
400 * final.c (end_final): Do not output profile_arcs constructor, when
401 no functions are instrumented.
403 Tue May 14 12:38:30 CEST 2002 Jan Hubicka <jh@suse.cz>
405 * i386.md (testsi to testqi_zext_1 splitter): Fix typo.
407 2002-05-14 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
409 * doc/install.texi: Remove special markup originally required for
410 HTML generation with texi2html.
412 2002-05-14 Andreas Schwab <schwab@suse.de>
414 * config/ia64/sysv4.h (DO_SELECT_SECTION): Factored out of
416 (UNIQUE_SECTION): Define to get small data correctly.
418 * varasm.c (resolve_unique_section): Add third parameter
419 flag_function_or_data_sections and use it instead of
420 flag_function_sections.
421 (assemble_start_function): Pass flag_function_sections.
422 (asm_emit_uninitialised): Pass flag_data_sections.
423 (assemble_variable): Likewise.
425 2002-05-14 Richard Henderson <rth@redhat.com>
427 * config/i386/i386.md: Use define_constants for unspec numbers.
428 * config/i386/i386.c: Likewise.
430 2002-05-13 Neil Booth <neil@daikokuya.demon.co.uk>
432 * doc/contrib.texi: Update my entry.
434 2002-05-13 Mark Mitchell <mark@codesourcery.com>
436 * fixinc/inclhack.def (winidss_valist): Limit applicability.
437 * fixinc/fixincl.x: Regenerated.
438 * fixinc/tests/base/math.h: Update.
439 * fixinc/tests/base/testing.h: Likewise.
441 2002-05-13 Zack Weinberg <zack@codesourcery.com>
443 * genattr.c (gen_attr): Don't emit a comma after the last
446 2002-05-13 Richard Henderson <rth@redhat.com>
448 * cfgrtl.c (purge_dead_edges): Handle abnormal call edges created
450 * recog.c (peephole2_optimize): Likewise.
452 2002-05-13 Andris Pavenis <pavenis@lanet.lv>
454 * cppfiles.c (open_file): Change mode (DJGPP only) of redirected
457 2002-05-13 Jeffrey A Law (law@redhat.com)
459 * flow.c (invalidate_mems_from_autoinc): Rewrite to use for_each_rtx.
460 Update prototype and callers.
461 (propagate_one_insn): Stack pointer adjustments kill MEMs on
462 the mem_set_list which reference the stack pointer, as do
463 calls to constant functions as they may clobber outgoing
466 * i386.c (ia32_multipass_dfa_lookahead): Prototype.
468 * i386.c (TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD): Define.
469 (ia32_multipass_dfa_lookahead): New function.
471 2002-05-13 Neil Booth <neil@daikokuya.demon.co.uk>
473 * gcc.c (SWITCH_TAKES_ARG): Remove 'V'.
474 (translate_options): Remove 'V'.
475 (process_command): Similarly.
477 * invoke.texi: Remove documentation of 'V'.
479 2002-05-13 Ulrich Weigand <uweigand@de.ibm.com>
481 * config/s390/linux.h: Revert 2002-04-22 changes.
483 2002-05-13 Scott Marks <SMarks@mobile-mind.com>
485 * config/fr30/fr30.md: Only allow splits of immediate loads
486 if the destination is a register.
488 2002-05-13 Neil Booth <neil@daikokuya.demon.co.uk>
490 * Makefile.in (c-common.o, cppinit.o): Update.
491 * c-common.c: Include except.h.
492 (cb_register_builtins): Handle __USING_SJLJ_EXCEPTIONS__.
493 Call TARGET_CPU_CPP_BUILTINS and TARGET_OS_CPP_BUILTINS.
494 * cppinit.c (__USING_SJLJ_EXCEPTIONS): Not here.
495 * defaults.h (TARGET_OS_CPP_BUILTINS, TARGET_CPU_CPP_BUILTINS,
496 CPP_PREDEFINES): Handle here.
498 * alpha/alpha-interix.h, alpha/gnu.h, alpha/linux.h,
499 alpha/netbsd.h, alpha/openbsd.h, alpha/osf.h, alpha/unicosmk.h,
500 alpha/vms.h, alpha/vxworks.h: Remove CPP_PREDEFINES, define
501 TARGET_OS_CPP_BUILTINS.
502 * alpha/alpha.h (TARGET_CPU_CPP_BUILTINS): Define.
503 (CPP_SPEC, EXTRA_SPECS): Update.
504 (CPP_AM_BWX_SPEC, CPP_AM_MAX_SPEC, CPP_AM_FIX_SPEC,
505 CPP_AM_CIX_SPEC, CPP_IM_EV4_SPEC, CPP_IM_EV5_SPEC,
506 CPP_IM_EV6_SPEC, CPP_CPU_EV4_SPEC, CPP_CPU_EV5_SPEC,
507 CPP_CPU_EV56_SPEC, CPP_CPU_PCA56_SPEC, CPP_CPU_EV6_SPEC,
508 CPP_CPU_EV67_SPEC, CPP_CPU_DEFAULT_SPEC, CPP_CPU_SPEC): Remove.
510 * tm.texi (TARGET_REGISTER_CPP_BUILTINS): Remove.
511 (TARGET_OS_CPP_BUILTINS, TARGET_CPU_CPP_BUILTINS): Define.
513 2002-05-12 Zack Weinberg <zack@codesourcery.com>
515 * emit-rtl.c (global_rtl): Update comment.
516 (const_double_htab, const_double_htab_hash,
517 const_double_htab_hash, lookup_const_double): New.
518 (const_int_htab_hash, const_int_htab_eq): Remove const
519 qualifiers, which cause tons of warnings with RTL checking on.
520 (gen_rtx_CONST_DOUBLE): Deleted.
521 (const_double_from_real_value): New function - bears some
522 resemblance to the former immed_real_const_1.
523 (immed_double_const): Moved here from varasm.c and
525 (gen_rtx_REG): Make REGNO unsigned to squelch warnings.
526 (gen_rtx_SUBREG): Use gen_rtx_raw_SUBREG.
527 (gen_rtx): Use immed_double_const.
528 (init_emit_once): Initialize the const_double_htab. Use
529 REAL_VALUE_FROM_INT where possible. Can now use
530 CONST_DOUBLE_FROM_REAL_VALUE when setting up const_tiny_rtx.
531 * varasm.c (struct varasm_status): Remove x_const_double_chain.
532 (const_double_chain, immed_real_const, clear_const_double_mem): Delete.
533 (immed_double_const, immed_real_const_1): Moved to emit-rtl.c.
534 (init_varasm_status, mark_varasm_status): Don't touch
535 x_const_double_chain.
537 * output.h: Delete prototype for clear_const_double_mem.
538 * real.h: Make REAL_VALUE_TYPE a macro again. Remove leading
539 '0' slot from all CONST_DOUBLE_FORMAT definitions. Prototype
540 const_double_from_real_value, not immed_real_const_1, and use
541 it to define CONST_DOUBLE_FROM_REAL_VALUE. Define new macro
543 * rtl.h (CONST_DOUBLE_CHAIN): Kill.
544 (CONST_DOUBLE_LOW, CONST_DOUBLE_HIGH): Adjust.
545 (gen_rtx_CONST_DOUBLE, immed_real_const): Delete prototypes.
546 (gen_rtx_REG): Second arg is unsigned.
548 * gengenrtl.c (special_rtx): Take out CONST_DOUBLE.
549 (excluded_rtx): New, return true for CONST_DOUBLE.
550 (genmacro): Write nothing for excluded codes.
551 * combine.c (combine_simplify_rtx): Use CONST_DOUBLE_FROM_REAL_VALUE.
552 * expr.c (expand_expr): Likewise.
553 * ggc-common.c (ggc_mark_rtx_children_1): Don't mark the
555 * toplev.c (rest_of_compilation): Don't call
556 clear_const_double_mem.
558 * config/rs6000/rs6000.c (rs6000_float_const): Delete.
559 (rs6000_hash_constant): Remove CONST_DOUBLE special case.
560 (toc_hash_eq): Remove CONST_DOUBLE and LABEL_REF special cases.
561 * config/rs6000/rs6000-protos.h: Don't prototype rs6000_float_const.
562 * config/c4x/c4x.md, config/rs6000/rs6000.md: Use CONST_DOUBLE_ATOF.
563 * config/dsp16xx/dsp16xx.md, config/mips/mips.md,
564 config/pa/pa.md: Use CONST_DOUBLE_FROM_REAL_VALUE.
565 * config/sparc/sparc.md, config/sparc/sparc.c: Use immed_double_const.
567 2002-05-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
569 * mips/iris6.h (CPLUSPLUS_CPP_SPEC): Define.
571 2002-05-12 Tom Tromey <tromey@redhat.com>
573 * tree.h (copy_node): Don't mention TREE_PERMANENT.
575 2002-05-12 Zack Weinberg <zack@codesourcery.com>
577 * gensupport.c (n_comma_elts): Moved here from genattrtab.c.
578 (scan_comma_elt): New function. Accepts whitespace in comma lists.
579 * gensupport.h: Prototype new routines.
580 * genattr.c (gen_attr): Use scan_comma_elt. Avoid unnecessary
582 * genattrtab.c (n_comma_elts): Moved to gensupport.c.
583 (next_comma_elt): Use scan_comma_elt.
585 * config/i386/i386.md: Use new attribute notation to break up
586 long lines in define_attr forms.
588 2002-05-12 Richard Henderson <rth@redhat.com>
590 * expr.c (compress_float_constant): New.
591 (emit_move_insn): Use it.
592 (float_extend_from_mem): New.
593 (init_expr_once): Initialize it.
594 * real.c (exact_real_truncate): New.
596 * config/i386/i386.h (CONST_COSTS): Assume CONST_DOUBLE gets
597 dropped into memory; penalize for size.
598 (RTX_COSTS): FLOAT_EXTEND is free.
599 * config/i386/i386.md (extendsfdf2, extendsfxf2, extendsftf2,
600 extenddfxf2, extenddftf2): Accept constants and drop them to memory.
602 2002-05-12 Richard Henderson <rth@redhat.com>
604 * profile.h (profile_info): Add missing extern to declaration.
605 * profile.c (profile_info): Define it.
607 2002-05-11 John David Anglin <dave@hiauly1.hia.nrc.ca>
609 * pa/pa32-regs.h (HARD_REGNO_MODE_OK): Revise sets of general registers
610 used for DImode and TImode.
612 2002-05-11 Neil Booth <neil@daikokuya.demon.co.uk>
614 * cpplex.c (_cpp_lex_direct): When in a directive at EOF
617 2002-05-11 Zack Weinberg <zack@codesourcery.com>
619 * config/rs6000/rs6000.c (rs6000_default_long_calls,
620 rs6000_longcall_switch, rs6000_set_default_type_attributes): New.
621 (TARGET_SET_DEFAULT_TYPE_ATTRIBUTES): Set it.
622 (rs6000_override_options): Handle -m(no-)longcall.
623 (init_cumulative_args, output_mi_thunk): Check for both
624 longcall and shortcall attributes on the function.
625 (rs6000_attribute_table): Add "shortcall".
626 (rs6000_handle_longcall_attribute): Update comment.
627 (altivec_expand_unop_builtin, altivec_expand_binop_builtin,
628 altivec_expand_ternop_builtin): Add default clauses to switches
631 * config/rs6000/rs6000.h: Declare rs6000_longcall_switch and
632 rs6000_default_long_calls. Define REGISTER_TARGET_PRAGMAS.
633 (TARGET_OPTIONS): Add longcall and no-longcall.
635 * config/rs6000/rs6000.md (call_nonlocal_sysv,
636 call_value_nonlocal_sysv): Split by alternatives. One pair
637 accepts only SYMBOL_REFs and rejects if CALL_LONG is set in
638 the call cookie. The other pair accepts only LR/CTR and has
641 * config.gcc (rs6000-*-* | powerpc*-*-* trailer stanza):
642 Set c_target_objs, cxx_target_objs; add t-rs6000-c-rule to
644 * config/rs6000/rs6000-c.c: New file.
645 * config/rs6000/t-rs6000-c-rule: New file.
646 * config/rs6000/rs6000-protos.c: Add multiple-include guard.
647 Prototype rs6000_pragma_longcall.
649 * doc/extend.texi: Document shortcall attribute.
650 * doc/invoke.texi: Document -mlongcall, -mno-longcall.
652 2002-05-11 John David Anglin <dave@hiauly1.hia.nrc.ca>
654 * reorg.c (dbr_schedule): Remove unnecessary test.
656 Sat May 11 14:34:35 CEST 2002 Jan Hubicka <jh@suse.cz>
658 * i386.md (testsi to testqi spliters): New.
660 2002-01-14 Josef Zlomek <zlomek@matfyz.cz>
662 cfg.c (dump_edge_info): added dumping of EDGE_CAN_FALLTHRU.
664 Wed Jan 9 2002 Josef Zlomek <zlomj9am@artax.karlin.mff.cuni.cz>
666 * basic-block.h: New flag EDGE_CAN_FALLTHRU
667 * cfganal.c (set_edge_can_fallthru_flag): New function; marks the edges
668 that can be made fallthru.
670 Mon Nov 12 16:25:53 CET 2001 Jan Hubicka <jh@suse.cz>
672 * cfglayout.c (cleanup_unconditional_jumps): New static function.
673 (cfg_layout_initialize): Use it.
675 2002-05-11 Marek Michalkiewicz <marekm@amelek.gda.pl>
677 * config/avr/avr.c (avr_mcu_types): Update supported devices.
678 * config/avr/avr.h (CPP_SPEC, LINK_SPEC, CRT_BINUTILS_SPECS): Likewise.
679 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
681 2002-05-11 Kazu Hirata <kazu@cs.umass.edu>
683 * dbxout.c: Fix formatting.
684 * dependence.c: Likewise.
686 * diagnostic.c: Likewise.
687 * doloop.c: Likewise.
688 * dominance.c: Likewise.
689 * doschk.c: Likewise.
690 * dwarf2asm.c: Likewise.
691 * dwarf2out.c: Likewise.
692 * dwarfout.c: Likewise.
694 2002-05-10 Richard Henderson <rth@redhat.com>
696 * final.c (end_final): Tidy whitespace. Don't honor flag_pack_struct.
697 Convert integers constants as needed. Replace "nwords" field with
699 (final): Save profile data if cfun->arc_profile, not profile_arc_flag.
700 * function.h: Fix typo in comment.
701 * libgcc2.c (struct bb): Replace "nwords" with "sizeof_bb".
703 2002-05-10 Roger Sayle <roger@eyesopen.com>
705 * fold-const.c (build_range_check): Optimize (c>=1) && (c<=127)
706 into the equivalent (signed char)c > 0.
708 2002-05-10 Janis Johnson <janis187@us.ibm.com>
710 * loop.c: (PREFETCH_EXTREME_DIFFERENCE, PREFETCH_BEFORE_LOOP): New.
711 (PREFETCH_CONDITIONAL): Renamed from PREFETCH_NOT_ALWAYS.
712 (struct prefetch_info): Fix spelling of member bytes_accessed.
713 (emit_prefetch_instructions): Make dump messages more regular;
714 restructure code to add more dump messages; use new macros for
715 heuristics. (There are no code generation changes in any of this).
717 2002-05-10 David S. Miller <davem@redhat.com>
719 * rtl.h (INSN_ANNULLED_BRANCH_P): Accept INSN too, update comment.
720 (struct rtx_def): Update unchanging flag comment.
721 * doc/rtl.texi (INSN_ANNULLED_BRANCH_P): Update description.
722 * reorg.c (delete_from_delay_list): INSN_ANNULLED_BRANCH_P needs
723 to be handled to INSN too.
724 (dbr_schedule): Likewise.
725 * resource.c (next_insn_no_annul): Likewise.
727 * cse.c (rtx_cost): Remove multiplication by power of 2 special
730 2002-05-14 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
732 * doc/install.texi (Specific, *-*-solaris2*): Update passus on
733 setting CONFIG_SHELL to /bin/ksh and remove alternate trick to
734 (possibly) work around broken /bin/sh.
736 2002-05-10 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
738 * config/mips/t-iris6 (SHLIB_SLIBDIR_SUFFIXES): Use mabi=64 and
739 . as N64/N32 libgcc_s.so subdirs.
741 2002-05-10 David S. Miller <davem@redhat.com>
743 * config/sparc/sparc.md: Use define_constants for unspec numbers.
745 * rtl.h (struct rtx_def): Document unchanging and in_struct flags
747 (INSN_ANNULLED_BRANCH_P): Only valid for JUMP_INSN and CALL_INSN, fix
749 (INSN_FROM_TARGET_P): Valid also for CALL_INSN.
750 * doc/rtl.texi: Document these macros more accurately.
751 * recog.c (whole file): Only mess with INSN_ANNULLED_BRANCH_P for
752 JUMP_INSNs and CALL_INSNs.
753 * resource.c (whole file): Only mess with INSN_ANNULLED_BRANCH_P
754 or INSN_FROM_TARGET_P if the code is appropriate.
756 2002-05-10 Marek Michalkiewicz <marekm@amelek.gda.pl>
758 * config/avr/avr.c (print_operand): Check that addr is a SYMBOL_REF
759 before using SYMBOL_REF_FLAG (addr).
761 * config/avr/avr-protos.h (avr_io_address_p): Declare.
762 * config/avr/avr.c (io_address_p): Rename to avr_io_address_p.
763 Make non-static. Update all callers.
764 * config/avr/avr.md (*cbi, *sbi, *sbix_branch, *sbix_branch_bit7):
765 New insns to clear/set/test a single bit in I/O address space.
767 2002-05-09 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
769 * rtl.h (ENABLE_RTL_FLAG_CHECKING): Also check for gcc >= 2.7.
771 2002-05-09 Neil Booth <neil@daikokuya.demon.co.uk>
773 * Makefile.in: Update.
774 * c-common.c (flag_iso, flag_undef, cb_register_builtins,
775 builtin_define_std): New.
776 (c_common_init): Register CPP builtins callback.
777 * c-common.h (flag_iso, flag_undef): New.
778 * c-decl.c (c_decode_option): Set flag_iso and flag_undef.
779 * c-lex.c: Don't include target.h.
780 (cb_register_builtins): Move to c-common.c.
781 (init_c_lex): Don't register hook here.
782 * c-lex.h (builtin_define, builtin_assert, builtin_define_std): New.
783 (cpp_define, cpp_assert): Remove.
784 * gcc.c (cc1_options): Pass -undef to front end.
785 * target-def.h (TARGET_REGISTER_CPP_BUILTINS): Remove.
786 (TARGET_INITIALIZER): Update.
787 * target.h (struct cpp_reader): Don't predeclare.
788 (struct gcc_target): Remove cpp builtin hook.
789 * tree.c (default_register_cpp_builtins): Remove.
793 2002-05-09 Neil Booth <neil@daikokuya.demon.co.uk>
795 * cppexp.c (_cpp_expand_op_stack): Set op_limit.
797 2002-05-09 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
799 * config/mips/t-iris6 (SHLIB_SLIBDIR_SUFFIXES): Define.
800 (SHLIB_LINK, SHLIB_INSTALL): Adjust.
802 2002-05-09 Jakub Jelinek <jakub@redhat.com>
804 * config/sparc/t-linux64 (SHLIB_MAPFILES): Set.
805 * config/sparc/libgcc-sparc-glibc.ver: New file.
806 * config/cris/t-linux (SHLIB_MAPFILES): Remove.
807 * mklibgcc.in: Preprocess SHLIB_MAPFILES with ml flags.
809 2002-05-09 Jakub Jelinek <jakub@redhat.com>
812 * Makefile.in (libgcc.mk): Pass SHLIB_SLIBDIR_SUFFIXES to mklibgcc.
813 * mklibgcc.in: If SHLIB_SLIBDIR_SUFFIXES is defined, put libgcc_s
814 shared libraries into multilib dirs, with SONAME libgcc_s.so.1 for
816 * config/t-slibgcc-elf-ver (SHLIB_LINK): Adjust for the above.
817 * config/t-slibgcc-sld (SHLIB_LINK): Likewise.
818 * config/sparc/t-linux64 (SHLIB_SLIBDIR_SUFFIXES): Define.
819 * config/sparc/t-sol2-64 (SHLIB_SLIBDIR_SUFFIXES): Define.
821 2002-05-09 Richard Henderson <rth@redhat.com>
823 * config/ia64/ia64.md: Use define_constants for unspec numbers.
824 * config/ia64/ia64.c: Likewise.
826 2002-05-09 Richard Sandiford <rsandifo@redhat.com>
828 * config/mips/mips.c (mips_add_large_offset_to_sp): Remove FILE arg.
829 (save_restore_insns): Likewise.
830 (mips_expand_prologue, mips_expand_epilogue): Update callers.
831 (highpart_shift_operator): Attach ATTRIBUTE_UNUSED to mode argument.
833 Thu May 9 11:50:09 2002 Jeffrey A Law (law@cygnus.com)
835 * athlon.md, k6.md, pentium.md, ppro.md): New files.
836 * i386.md: Move scheduling information into new files.
838 * i386.md (type attribute): Add "rotate" for rotate insns.
839 (rotate insns): Set type to "rotate".
840 (various attributes and function units): Treat rotate like shift.
841 (pent_pair attribute): Only rotates by one bit position are
843 (sbb insns): Explicitly set pent_pair attribute on a couple
844 that were missing it.
846 Thu May 9 18:29:24 2002 J"orn Rennecke <joern.rennecke@superh.com>
848 * sh.c (sh_builtin_saveregs): If starting with an odd fp register,
849 make sure that buffer starts on odd word address.
850 (sh_va_arg): Skip odd fp registers when reading a double precision
853 2002-05-09 Neil Booth <neil@daikokuya.demon.co.uk>
855 * tree.h (preserve_data, object_permanent_p, type_precision):
858 2002-05-09 Neil Booth <neil@daikokuya.demon.co.uk>
860 * cpplib.c (cpp_init_internal_pragmas): Remove #pragma poison.
861 * cppmacro.c (paste_all_tokens): Bad pastes are a hard error.
863 * cpp.texi: Update for removal of obsolete features.
865 Thu May 9 07:46:18 2002 Jan Hubicka <jh@suse.cz>
866 Jeffrey A Law (law@redhat.com)
868 * i386.c (ia32_use_dfa_pipeline_interface): New function. Use
869 the DFA interface for Pentium processors.
870 (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE): DEFINE.
871 (attr_pent_pair, ix86_pent_find_pair): Remove.
872 (ix86_sched_reorder_pentium): Remove.
873 (ix86_sched_reorder): Remove reordering for Pentium.
874 * i386.md (Pentium scheduling): Rewrite using DFA description.
876 Thu May 9 14:55:39 CEST 2002 Jan Hubicka <jh@suse.cz>
878 * cfganal.c (can_fallthru): Fix fast path.
879 * cfgrtl.c (verify_flow_info): Avoid crash on conditionals
880 with edges to the next block.
882 Thu May 9 14:52:45 CEST 2002 Jan Hubicka <jh@suse.cz>
883 Pavel Nejedly <bim@atrey.karlin.mff.cuni.cz>
885 * final.c (end_final): Use C trees to output data structures for profiling.
887 * Makefile.in (LIBGCC_DEPS): Added missing dependency on gcov-io.h
888 (profile.o): New dependency profile.h
889 (final.o): New dependency profile.h
890 * profile.h: New file. New global structure profile_info.
891 * final.h (count_edges_instrumented_now): Declare.
892 (current_function_cfg_checksum): Declare.
893 (function_list): New structure.
894 (functions_head, functions_tail): New static variables.
895 (end_final): Emits more data, removed some -ax stuff.
896 (final): Stores function names and chcksums.
897 * gcov-io.h (__write_gcov_string): New function.
898 (__read_gcov_string): New function.
899 * gcov.c (read_profile): New function.
900 (create_program_flow_graph): Uses read_profile instead of reading
902 (read_files): Removed da_file checking, it's done by read_profile now.
903 * libgcc2.c (bb_function_info): New structure.
904 (bb): New field in structure, removed some -ax stuff.
905 (__bb_exit_func): Changed structure of da_file.
906 * profile.c (count_edges_instrumented_now): New global variable.
907 (current_function_cfg_checksum): New global variable.
908 (max_counter_in_program): New global variable.
909 (get_exec_counts): New function.
910 (compute_checksum): New function.
911 (instrument_edges): Sets count_edges_instrumented_now.
912 (compute_branch_probabilities): Uses get_exec_counts instead of
914 (branch_prob): Calls compute_checksum and writes extra data to bbg_file.
915 (init_branch_prob): Removed da_file checking, done in get_exec_counts
917 (end_branch_prob): Removed da_file checking, done in get_exec_counts
919 * gcov.texi: Updated information about gcov file format.
921 2002-05-09 Kazu Hirata <kazu@cs.umass.edu>
923 * sbitmap.c: Fix formatting.
925 * scan-decls.c: Likewise.
926 * sched-deps.c: Likewise.
927 * sched-ebb.c: Likewise.
928 * sched-rgn.c: Likewise.
929 * sched-vis.c: Likewise.
930 * sdbout.c: Likewise.
931 * sibcall.c: Likewise.
932 * simplify-rtx.c: Likewise.
934 * ssa-ccp.c: Likewise.
935 * ssa-dce.c: Likewise.
937 * stor-layout.c: Likewise.
938 * stringpool.c: Likewise.
940 2002-05-09 David S. Miller <davem@redhat.com>
942 * config/sparc/sol2.h (ASM_CPU_SPEC): Handle -mcpu=v9.
944 2002-05-07 David S. Miller <davem@redhat.com>
946 * config/sparc/sparc.h (TARGET_BUGGY_QP_LIB): Define to zero.
947 * config/sparc/sol2.h (TARGET_BUGGY_QP_LIB): Override to one.
948 * config/sparc/sparc.c (emit_soft_tfmode_libcall): If the Qp
949 library implementation clobbers the output before the inputs
950 are fully consumed, use stack temporary for the output.
952 2002-05-09 Jason Thorpe <thorpej@wasabisystems.com>
954 * config/netbsd.h (CPP_SPEC): Remove.
955 * config/i386/netbsd-elf.h (CPP_SPEC): Define.
956 * config/i386/netbsd.h (CPP_SPEC): Define.
957 * config/ns32k/netbsd.h (CPP_SPEC): Define.
958 * config/sparc/netbsd-elf.h (CPP_SPEC): Remove.
959 * config/sparc/netbsd.h (CPP_SPEC): Define.
960 * config/vax/netbsd.h (CPP_SPEC): Define.
962 2002-05-08 Kazu Hirata <kazu@cs.umass.edu>
964 * read-rtl.c: Fix formatting.
967 * regclass.c: Likewise.
968 * regmove.c: Likewise.
969 * reg-stack.c: Likewise.
970 * reload1.c: Likewise.
971 * reload.c: Likewise.
972 * resource.c: Likewise.
973 * rtlanal.c: Likewise.
975 * rtl-error.c: Likewise.
977 2002-05-08 John David Anglin <dave@hiauly1.hia.nrc.ca>
979 * pa/pa-64.h (MAX_WCHAR_TYPE_SIZE): Delete.
980 * pa/pa.h (MAX_WCHAR_TYPE_SIZE): Delete.
982 2002-05-08 Bernd Schmidt <bernds@redhat.com>
984 * config/i386/i386.h (CPP_CPUCOMMON_SPEC): Tweak previous change to
985 use __SSE2__ macro instead.
986 * config/i386/xmmintrin.h: Likewise.
988 2002-05-08 Janis Johnson <janis187@us.ibm.com>
990 * rtl.h (RTL_FLAG_CHECK*): Add an argument for the macro name,
991 and use it in all invocations of these macros. Clean up comments.
992 * rtl.c (rtl_check_failed_flag): Add an argument for the name
993 of the flag access macro whose check failed.
994 * doc/rtl.texi (Flags): Document additional flag uses.
996 2002-05-08 Robert Spier <rspier@pobox.com>
997 Neil Booth <neil@daikokuya.demon.co.uk>
1000 * cppfiles.c (handle_missing_header): Don't do anything
1001 different for <> includes.
1003 * cppopts.texi: Update documentation for -MG.
1005 2002-05-08 Neil Booth <neil@daikokuya.demon.co.uk>
1007 * cpplex.c (cpp_interpret_charconst): Truncate as well as
1010 * cpp.texi: Clarify multichar charconst valuation.
1012 2002-05-08 Mark Mitchell <mark@codesourcery.com>
1014 * doc/invoke.texi: Document -mwindiss option.
1016 2002-05-08 Jason Merrill <jason@redhat.com>
1018 * dwarf2out.c (output_call_frame_info): Don't emit a CIE with no FDEs.
1020 * dwarf2out.c (gen_type_die): Abort on broken recursion.
1023 * dwarf2out.c (rtl_for_decl_location): Only expand INTEGER_CST and
1026 2002-05-08 Nick Clifton <nickc@cambridge.redhat.com>
1028 * config/arm/t-arm-elf (MULTILIB): Do not allow big-endian/
1029 little-endian multilibs to override arm/thumb multilibs.
1030 Do not build hardware floating point multilibs, nor apcs-26
1031 multilibs for the Thumb.
1033 2002-05-08 Mark Mitchell <mark@codesourcery.com>
1036 * varasm.c (mark_weak): New function.
1037 (merge_weak): Use it. Do not call declare_weak.
1038 (declare_weak): Use merge_weak.
1040 Wed May 8 13:12:11 CEST 2002 Jan Hubicka <jh@suse.cz>
1042 * cse.c (dead_libcall_p): Update counts.
1043 (delete_trivially_dead_insns): Update call of dead_libcall_p.
1045 Wed May 8 11:08:50 CEST 2002 Jan Hubicka <jh@suse.cz>
1047 * cfglayout.c (function_tail_eff_head): Rename to ...
1048 (function_footer): ... this one.
1049 (unlink_insn_chain): New functions.
1050 (label_for_bb): Only call block_label and emit debug message.
1051 (record_effective_endpoints): Actually unlink the headers and footers.
1052 (fixup_reorder_cahin): Re-insert the unlinked sequences.
1053 (cfg_layout_duplicate_bb): Use duplicate_insn_chain.
1054 * cfglayout.h (struct reorder_block_def): New fields footer/header;
1055 remove eff_head/eff_end.
1056 * rtl.h (set_first_insn): Declare.
1057 * emit-rtl.c (set_first_insn): New function.
1059 * cfglayout.c (fixup_reorder_chain): Dump duplicated
1060 (cfg_layout_can_duplicate_bb_p, cfg_layout_rerirect_edge,
1061 cfg_layout_duplicate_bb): New global function.
1062 (duplicate_insn_chain): New static function.
1063 * cfglayout.h (cfg_layout_can_duplicate_bb_p, cfg_layout_rerirect_edge,
1064 cfg_layout_duplicate_bb): Declare.
1065 (struct reorder_block_def): Add "original" field.
1066 * emit-rtl.c (emit_copy_of_insn_after): New function.
1067 * rtl.h (emit_copy_of_insn_after): Declare.
1069 * cfglayout.c (fixup_fallthru_exit_predecessor): Kill.
1070 (fixup_reorder_chain): properly handle edges to exit block.
1072 Wed May 8 11:10:31 CEST 2002 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
1073 Jan Hubicka <jh@suse.cz>
1075 * basic-block.h (note_prediction_to_br_prob): declare.
1076 * c-semantics.c: Inlucde predit.h
1077 (expand_stmt): predict GOTO_STMT as not taken.
1078 * cfgcleanup.c: (delete_unreachable_blocks): Make global.
1079 (cleanup_cfg): Do not free tail_recursion_list.
1080 * cfgrtl.c (can_delete_note_p): Delete NOTE_INSN_PREDICTION.
1081 (flow_delete_block): Kill predictions past end of basic block.
1082 * output.h (delete_unreachable_blocks): Declare.
1083 * predict.c (predicted_by_p, process_note_predictions,
1084 process_note_prediction, last_block_p): New function.
1085 (estimate_probability): Bypass loop on PRED_CONTINUE;
1086 do not handle noreturn heuristics; kill PRED_RETURN; add
1088 * predict.def (PRED_CONTINUE, PRED_EARLY_RETURN, PRED_GOTO,
1089 PRED_CONST_RETURN, PRED_NEGATIVE_RETURN, PRED_NULL_RETURN): New.
1090 * predict.h (IS_TAKEN): New constant.
1091 * print-rtl.c (print_rtx): Pretty print NOTE_INSN_PREDICTION.
1092 * rtl.c (NOTE_INSN_PREDICTION): New.
1093 * rtl.h (NOTE_PREDICTION, NOTE_PREDICTION_ALG, NOTE_PREDICTION_FLAGS):
1095 (insn_note): add NOTE_INSN_PREDICTION.
1096 * sibcall.c (optimize_sibling_and_tail_recursive_call): Do not build
1097 CFG; free tail_recursion_label_list.
1098 * stmt.c: Include predict.h;
1099 (return_prediction): New.
1100 (expand_value_return): Use it.
1101 * toplev.c: Lower NOTE_INSN_PREDICTION before sibcall.
1103 2002-05-08 Richard Sandiford <rsandifo@redhat.com>
1105 * config/mips/mips.md: Name the unspecs with define_constant.
1106 (*HILO_delay): Rename to 'hilo_delay' (no star).
1107 (reload_indi): Replace gen_rtx_UNSPEC with gen_hilo_delay.
1108 (reload_outdi, reload_outsi): Likewise.
1110 2002-05-07 Kazu Hirata <kazu@cs.umass.edu>
1112 * toplev.c: Fix formatting.
1114 2002-05-07 Janis Johnson <janis187@us.ibm.com>
1116 * config.in (ENABLE_RTL_FLAG_CHECKING): New.
1117 * configure.in (ac_rtlflag_checking): New.
1118 * doc/install.texi (--enable-checking): Document RTL flag checking.
1120 2002-05-07 Neil Booth <neil@daikokuya.demon.co.uk>
1122 * c-common.c (c_common_init): Set options->unsigned_wchar.
1123 * cppinit.c (cpp_create_reader): Default unsigned_wchar,
1124 group target dependencies.
1125 (init_builtins, cpp_handle_option): Update.
1126 * cpplex.c (cpp_interpret_charconst): Update.
1127 * cpplib.h (struct cpp_options): Add unsigned_wchar, rename
1128 signed_char to unsigned_char, group target dependencies.
1129 * defaults.h (WCHAR_UNSIGNED): Remove.
1130 * system.h (WCHAR_UNSIGNED, MAX_CHAR_TYPE_SIZE): Poison.
1132 * freebsd.h, interix.h, alpha/freebsd.h, arm/freebsd.h,
1133 i386/386bsd.h, i386/beos-elf.h, i386/bsd386.h, i386/cygwin.h,
1134 i386/djgpp.h, i386/freebsd-aout.h, i386/i386-interix.h,
1135 i386/win32.h, ia64/freebsd.h, mips/netbsd.h, rs6000/freebsd.h,
1136 sh/elf.h, sh/sh.h, sparc/freebsd.h: Remove WCHAR_UNSIGNED.
1138 * tm.texi: Remove MAX_CHAR_TYPE_SIZE.
1140 2002-05-07 Mark Mitchell <mark@codesourcery.com>
1142 * fixinc/inclhack.def (windiss_math1): New fix.
1143 (windiss_math2): Likewise.
1144 (windiss_valist): Likewise.
1145 * fixinc/fixincl.x: Regenerated.
1147 2002-05-07 Andreas Jaeger <aj@suse.de>
1149 * genautomata.c (output_internal_min_issue_delay_func): Add
1150 ATTRIBUTE_UNUSED to avoid warning with empty dfa.
1151 (output_internal_trans_func): Likewise.
1153 Tue May 7 10:06:22 2002 Jeffrey A Law (law@redhat.com)
1155 * pa.c (hppa_profile_hook): Use force_reg to get the address
1156 of the profile hook into an appropriate pseudo register.
1158 2002-05-07 Mark Mitchell <mark@codesourcery.com>
1160 * config/rs6000/sysv4.h (SUBTARGET_SWITCHES): Add -mwindiss.
1161 (LINK_START_SPEC): Handle it.
1162 (LINK_OS_SPEC): Likewise.
1163 (CPP_SPEC): Likewise.
1164 (STARTFILE_SPEC): Likewise.
1165 (LIB_SPEC): Likewise.
1166 (ENDFILE_SPEC): Likewise. Do not assume crtsavres.o is used on
1168 (CRTSAVRES_DEFAULT_SPEC): New macro.
1169 (LIB_WINDISS_SPEC): New macro.
1170 (CPP_OS_WINDISS_SPEC): Likewise.
1171 (STARTFILE_WINDISS_SPEC): Likewise.
1172 (ENDFILE_WINDISS_SPEC): Likewise.
1173 (LINK_START_WINDISS_SPEC): Likewise.
1174 (LINK_OS_WINDISS_SPEC): Likewise.
1175 * config/rs6000/windiss.h: New file.
1177 2002-05-07 Aldy Hernandez <aldyh@redhat.com>
1179 * config/rs6000/rs6000.c (bdesc_2arg): Fix vmax typos.
1181 2002-05-06 David S. Miller <davem@redhat.com>
1183 * config/sparc/sparc.md (shift insns): Do not mask off
1184 second operand, 'I' constraint and SHIFT_COUNT_TRUNCATED
1187 2002-05-06 Richard Henderson <rth@redhat.com>
1190 * expr.c (highest_pow2_factor_for_type): New.
1191 (expand_assignment): Use it.
1193 2002-05-06 Aldy Hernandez <aldyh@redhat.com>
1195 * config/rs6000/rs6000.md ("altivec_mtvscr"): Change to
1197 ("altivec_mfvscr"): Same.
1199 2002-05-06 Janis Johnson <janis187@us.ibm.com>
1201 * rtl.h (struct rtx_def): Update comments.
1202 (RTL_FLAG_CHECK[12345678]): New. (rtl_check_failed_flag): Declare.
1203 (RTL_FLAG): New. (CLEAR_RTX_FLAGS): New. (flag access macros): Use
1204 RTL_FLAG_CHECK macros with list of expected RTL codes.
1205 * rtl.c (copy_rtx, shallow_copy_rtx): Use RTX_FLAG macro.
1206 (rtl_check_failed_flag): New.
1207 * reload1.c (reload): Use REG macro before changing rtx to MEM.
1208 (reload_cse_noop_set_p): Check rtx code before using access macro.
1209 * config/ia64/ia64.c (process_for_unwind_directive): Check rtx code
1210 before using access macro.
1212 2002-05-06 Janis Johnson <janis187@us.ibm.com>
1214 * doc/rtl.texi (Flags): Update to reflect current usage.
1216 2002-05-06 Roger Sayle <roger@eyesopen.com>
1219 * fold-const.c (sign_bit_p): New function.
1220 (fold) [EQ_EXPR]: Use this to convert (A & C) == 0 into A >= 0 and
1221 (A & C) != 0 into A < 0, when constant C is the sign bit of A's type.
1222 Reapply fold when converting (A & C) == C into (A & C) != 0.
1223 (fold_binary_op_with_conditional_arg): Fix typo in comment.
1225 2002-05-07 Neil Booth <neil@daikokuya.demon.co.uk>
1227 * c-common.c (warn_multichar): New.
1228 (c_common_init): Set CPP's warn_multichar.
1229 * c-common.h (warn_multichar): New.
1230 * c-decl.c (warn_multichar): Remove.
1231 * c-lex.c (lex_charconst): Update.
1232 * c-tree.h (warn_multichar): Remove.
1233 * cppexp.c (eval_token): Sign-extend charconst value.
1234 * cppinit.c (cpp_create_reader): Set warn_multichar.
1235 * cpplex.c (cpp_interpret_charconst): Don't sign-extend
1236 each character. Update prototype. Sign-extend the result.
1237 * cpplib.h: Fix conditions.
1238 (struct cpp_options): Add new warning flag.
1239 (cpp_interpret_charconst): Update prototype.
1241 * cpp.texi: Update documentation.
1243 2002-05-06 Vladimir Makarov <vmakarov@redhat.com>
1245 * genautomata.c (form_the_same_automaton_unit_lists_from_regexp):
1246 Fix typo in usage of allof instead of unit.
1248 2002-05-06 Richard Henderson <rth@redhat.com>
1250 * recog.c (if_test_bypass_p): Accept multiple set insns for OUT,
1251 and any jump or call for IN.
1253 2002-05-06 Bernd Schmidt <bernds@redhat.com>
1255 * config/i386/i386.h (CPP_CPUCOMMON_SPEC): Define __SSE2_BUILTINS__ if
1257 * config/i386/xmmintrin.h: Use it to conditionalize SSE2 support.
1259 2002-05-06 Roger Sayle <roger@eyesopen.com>
1261 * fold-const.c (lshift-double): Cast the high word to an unsigned
1262 HOST_WIDE_INT when extracting sign bit to avoid compiler warning.
1263 (div_and_round_double): Cast carry to a signed HOST_WIDE_INT to
1264 avoid compiler warning. (fold): Remove redundant code from
1265 BIT_AND_EXPR as integer operands are canonicalized to be arg1.
1267 2002-05-06 Jeff Law <law@redhat.com>
1269 * pa-protos.h (hppa_fpstore_bypass_p): Declare.
1270 * pa.c (pa_adjust_cost): Remove all true dependency cost
1271 adjustments. Also remove support for non-DFA scheduling.
1272 * pa.md (700, 7100, 7100lc, 7200, 7300): Use bypass mechanism
1273 to adjust true dependency costs. Update various comments.
1274 (7100lc, 7200, 7300 scheduling): Simplify by combining the
1275 FP ALU & MPY units into a single unit.
1277 2002-05-06 Catherine Moore <clm@redhat.com>
1279 * config/v850/v850.c (compute_register_save_size): Make sure
1280 to count all of the registers that will be saved.
1282 Mon May 6 18:03:11 CEST 2002 Jan Hubicka <jh@suse.cz>
1284 * i386.c (q_regs_operand): Use ANY_QI_REGS_P.
1286 2002-05-06 David S. Miller <davem@redhat.com>
1288 * config/sparc/sparc.c (emit_soft_tfmode_libcall): Do not
1289 allow result to overlap input operands in memory.
1291 2002-05-06 Neil Booth <neil@daikokuya.demon.co.uk>
1294 * cpp.texi: Update multichar charconst docs.
1296 2002-05-06 Neil Booth <neil@daikokuya.demon.co.uk>
1298 * cpplex.c (cpp_interpret_charconst): Sign-extend each
1299 character. Don't ignore excess characters. Treat
1300 multicharacter character constants as signed.
1301 (cpp_parse_escape): Clarify diagnostic.
1303 2002-05-05 Jakub Jelinek <jakub@redhat.com>
1305 * config/sparc/sparc.md (ashlsi3): If shift count is const1_rtx,
1306 use add instead of shift.
1307 (ashldi3_sp64): Likewise.
1308 (ashlsi3_const1, ashldi3_const1): Remove.
1309 * config/sparc/sparc.h (PREDICATE_CODES): Add const1_operand.
1310 * config/sparc/sparc.c (const1_operand): New.
1312 2002-05-05 Jason Thorpe <thorpej@wasabisystems.com>
1314 * config.gcc (alpha*-*-netbsd*): Don't use crtstuff.
1316 2002-05-05 Jakub Jelinek <jakub@redhat.com>
1319 * config/sparc/sparc.md (muldi3_v8plus): Handle %1 equal to %2.
1321 2002-05-05 Richard Henderson <rth@redhat.com>
1323 * config/alpha/alpha.c (alpha_adjust_cost): Remove everything but
1324 memory latency adjustments.
1325 (alpha_variable_issue): Remove.
1326 (alpha_use_dfa_pipeline_interface): New.
1327 (alpha_multipass_dfa_lookahead): New.
1328 * config/alpha/alpha.md: Remove define_function_unit scheduling;
1329 include new dfa scheduling.
1330 (attr type): Add none.
1332 * config/alpha/ev4.md: New.
1333 * config/alpha/ev5.md: New.
1334 * config/alpha/ev6.md: New.
1336 2002-05-05 David S. Miller <davem@redhat.com>
1338 * recog.c (store_data_bypass_p): Handle CLOBBER inside PARALLEL.
1340 2002-05-05 Kazu Hirata <kazu@cs.umass.edu>
1342 * cse.c: Fix formatting.
1343 * emit-rtl.c: Likewise.
1345 2002-05-05 Vladimir Makarov <vmakarov@redhat.com>
1347 * genautomata.c (initiate_states): Add additional guard to
1348 initialize `units_array'.
1350 2002-05-05 Vladimir Makarov <vmakarov@redhat.com>
1352 * genautomata.c (form_the_same_automaton_unit_lists_from_regexp,
1353 process_unit_to_form_the_same_automaton_unit_lists,
1354 form_the_same_automaton_unit_lists
1355 check_unit_distributions_to_automata): New prototypes and
1357 (check_automata): Rename it into `check_automata_insn_issues'.
1358 (unit_decl): New fields `the_same_automaton_unit' and
1359 `the_same_automaton_message_reported_p'.
1360 (unit_decl_t): New typedef.
1361 (the_same_automaton_lists): New gloval variable.
1362 (unit_regexp, unit_set_el, units_array, units_cmp,
1363 output_get_cpu_unit_code_func): Use the typedef.
1364 (evaluate_max_reserv_cycles): Increment
1365 `description->max_insn_reserv_cycles'.
1366 (initiate_states): Don't increment `max_cycles_num'.
1367 (transform_insn_regexps): Move code around transformation of
1368 regexps from `generate'.
1369 (generate): Remove call of `transform_insn_regexps'.
1370 (expand_automata): Call `transform_insn_regexps' and
1371 `check_unit_distributions_to_automata'. Check errors before
1374 * config/sparc/ultra3.md (us3_a0, us3_a1): Move the units into
1375 automaton `ultrasparc3_1'.
1377 2002-05-05 Neil Booth <neil@daikokuya.demon.co.uk>
1379 * c-common.c (c_common_init): Set up CPP arithmetic.
1380 * cppinit.c (cpp_create_reader): Default CPP arithmetic to
1381 something reasonable for the host.
1382 (sanity_checks): Add checks.
1383 (cpp_read_main_file): Call sanity_checks() from here...
1384 (cpp_post_options): ... not here.
1385 * cpplex.c (cpp_interpret_charconst): Get max_chars right.
1386 * cpplib.h (struct cpp_options): New member int_precision.
1388 2002-05-05 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
1390 * doc/install.texi (powerpc-*-linux-gnu*): Update build requirements.
1392 2002-05-04 David S. Miller <davem@redhat.com>
1394 * config/sparc/linux.h, config/sparc/linux64.h
1395 (HANDLE_PRAGMA_PACK_PUSH_POP): Don't define twice.
1397 * config/sparc/sparc.c (sparc_rtx_costs): Describe costs of
1399 * config/sparc/sparc.h (RTX_COSTS_CASES): List those new codes.
1401 * recog.c (store_data_bypass_p): Handle out_insn being a PARALLEL
1404 2002-05-05 Tim Josling <tej@melbpc.org.au>
1406 * treelang; New directory for new sample language treelang.
1408 2002-05-04 Neil Booth <neil@daikokuya.demon.co.uk>
1410 * Makefile.in (c-lex.o): Update.
1411 * c-lex.c: Include target.h.
1412 (cb_register_builtins): New.
1413 (init_c_lex): Set builtins callback.
1414 * c-lex.h (cpp_define, cpp_assert): New prototypes.
1415 * cppinit.c (init_builtins): Use callback, including for
1417 * cpplib.h (struct cpp_callbacks): New member.
1418 * target-def.h (TARGET_REGISTER_CPP_BUILTINS): New.
1419 (TARGET_INITIALIZER): Update.
1420 * target.h (struct gcc_target): New hook.
1421 * tree.c (default_register_cpp_builtins): New.
1422 * tree.h (default_register_cpp_builtins): New.
1424 * tm.texi (TARGET_REGISTER_CPP_BUILTINS): Document.
1426 2002-05-04 Neil Booth <neil@daikokuya.demon.co.uk>
1428 * cppinit.c (MAX_WCHAR_TYPE_SIZE): Move to cpplib.h
1429 (cpp_post_options): Move sanity checks to...
1430 (sanity_checks): New.
1431 * cpplex.c (maybe_read_ucs): Fix prototype.
1432 (parse_string, cpp_parse_escape): Cast for %c format specifier.
1433 * cpplib.h (cppchar_t): Use unsigned long or unsigned long long
1436 2002-05-04 Bernd Schmidt <bernds@redhat.com>
1438 * config/i386/i386.c (bdesc_2arg): Add a couple of missing SSE2
1439 builtins. Use V2DI patterns instead of TI for logical operations.
1440 (ix86_init_mmx_sse_builtins): Add a couple of missing SSE2 builtins.
1441 Correct definitions of psadbw, pmovmskb128, movntdq, cvtdq2ps.
1442 (ix86_expand_builtins): Change the pattern used for movntdq.
1443 * config/i386/i386.md (sse2_andv2di3, sse2_iorv2di3, sse2_xorv2di3,
1444 sse2_nandv2di3): New patterns.
1445 (sse2_anddf3, sse2_nanddf3, sse2_iordf3, sse2_xordf3): Correct modes
1447 (sse2_movntv2di): Renamed from sse2_movntti and modes adjusted.
1448 (cvtdq2pd): Correct mode on operand 1.
1449 (sse2_umulsidi3): Describe without unspec.
1450 (sse2_psadbw, mmx_psadbw): Describe with unspec; use more appropriate
1452 (lshrv2di3): Renamed from sse2_lshrv2di3 and removed unspec.
1453 (ashlv2di3): Likewise, from sse2_ashlv2di3.
1454 (ashrv8hi3, ashrv4si3, lshrv8hi3, lshrv4si3, lshrv2di3, ashlv8hi3,
1455 ashlv4si3, ashlv2di3): Use SImode for shift count.
1456 (ashrv8hi3_ti, ashrv4si3_ti, lshrv8hi3_ti, lshrv4si3_ti, lshrv2di3_ti,
1457 lshrv4si3_ti, lshrv2di3_ti, ashlv8hi3_ti, ashlv4si3_ti, ashlv2di3_ti):
1459 * config/i386/xmmintrin.h (__v2df, __v2di, __v4si, __v8hi, __v16qi):
1461 (__m128i, __m128d): New macros.
1462 (_mm_add_pd, _mm_add_sd, _mm_sub_pd, _mm_sub_sd, _mm_mul_pd,
1463 _mm_mul_sd, _mm_div_pd, _mm_div_sd, _mm_sqrt_pd, _mm_sqrt_sd,
1464 _mm_min_pd, _mm_min_sd, _mm_max_sd, _mm_max_pd, _mm_and_pd,
1465 _mm_andnot_pd, _mm_xor_pd, _mm_or_pd, _mm_cmpeq_pd, _mm_cmplt_pd,
1466 _mm_cmple_pd, _mm_cmpgt_pd, _mm_cmpge_pd, _mm_cmpneq_pd,
1467 _mm_cmpnlt_pd, _mm_cmpnle_pd, _mm_cmpngt_pd, _mm_cmpnge_pd,
1468 _mm_cmpord_pd, _mm_cmpunord_pd, _mm_cmpeq_sd, _mm_cmplt_sd,
1469 _mm_cmple_sd, _mm_cmpgt_sd, _mm_cmpge_sd, _mm_cmpneq_sd,
1470 _mm_cmpnlt_sd, _mm_cmpnle_sd, _mm_cmpngt_sd, _mm_cmpnge_sd,
1471 _mm_cmpord_sd, _mm_cmpunord_sd, _mm_comieq_sd, _mm_comilt_sd,
1472 _mm_comile_sd, _mm_comigt_sd, _mm_comige_sd, _mm_comineq_sd,
1473 _mm_ucomieq_sd, _mm_ucomieq_sd, _mm_ucomilt_sd, _mm_ucomile_sd,
1474 _mm_ucomigt_sd, _mm_ucomige_sd, _mm_ucomineq_sd, _mm_cvtepi32_pd,
1475 _mm_cvtepi32_ps, _mm_cvtpd_epi32, _mm_cvtpd_pi32, _mm_cvtpd_ps,
1476 _mm_cvttpd_epi32, _mm_cvttpd_pi32, _mm_cvtpi32_pd, _mm_cvtps_epi32,
1477 _mm_cvttps_epi32, _mm_cvtps_pd, _mm_cvtsd_si32, _mm_cvttsd_si32,
1478 _mm_cvtsd_ss, _mm_cvtsi32_sd, _mm_cvtss_sd, _mm_unpackhi_pd,
1479 _mm_unpacklo_pd, _mm_loadh_pd, _mm_storeh_pd, _mm_storel_pd,
1480 _mm_movemask_pd, _mm_packs_epi16, _mm_packs_epi32, _mm_packus_epi16,
1481 _mm_unpackhi_epi8, _mm_unpackhi_epi16, _mm_unpackhi_epi32,
1482 _mm_unpacklo_epi8, _mm_unpacklo_epi16, _mm_unpacklo_epi32,
1483 _mm_add_epi8, _mm_add_epi16, _mm_add_epi32, _mm_add_epi64,
1484 _mm_adds_epi8, _mm_adds_epi16, _mm_adds_epu8, _mm_adds_epu16,
1485 _mm_sub_epi8, _mm_sub_epi16, _mm_sub_epi32, _mm_sub_epi64,
1486 _mm_subs_epi8, _mm_subs_epi16, _mm_subs_epu8, _mm_subs_epu16,
1487 _mm_madd_epi16, _mm_mulhi_epi16, _mm_mullo_epi16, _mm_mul_pu16,
1488 _mm_mul_epu16, _mm_sll_epi16, _mm_sll_epi32, _mm_sll_epi64,
1489 _mm_sra_epi16, _mm_sra_epi32, _mm_srl_epi16, _mm_srl_epi32,
1490 _mm_srl_epi64, _mm_slli_epi16, _mm_slli_epi32, _mm_slli_epi64,
1491 _mm_srai_epi16, _mm_srai_epi32, _mm_srli_epi16, _mm_srli_epi32,
1492 _mm_srli_epi64, _mm_and_si128, _mm_andnot_si128, _mm_or_si128,
1493 _mm_xor_si128, _mm_cmpeq_epi8, _mm_cmpeq_epi16, _mm_cmpeq_epi32,
1494 _mm_cmpgt_epi8, _mm_cmpgt_epi16, _mm_cmpgt_epi32, _mm_max_epi16,
1495 _mm_max_epu8, _mm_min_epi16, _mm_min_epu8, _mm_movemask_epi8,
1496 _mm_mulhi_epu16, _mm_maskmoveu_si128, _mm_avg_epu8, _mm_avg_epu16,
1497 _mm_sad_epu8, _mm_stream_si32, _mm_stream_si128, _mm_stream_pd,
1498 _mm_movpi64_epi64, _mm_clflush, _mm_lfence, _mm_mfence): New
1500 (_mm_shufflehi_epi16, _mm_shufflelo_epi16, _mm_shuffle_epi32,
1501 _mm_extract_epi16, _mm_insert_epi16, _mm_shuffle_pd): New macros.
1503 2002-05-04 Kazu Hirata <kazu@cs.umass.edu>
1505 * dwarf2out.c: Fix formatting.
1506 * varasm.c: Likewise.
1508 2002-05-04 David Edelsohn <edelsohn@gnu.org>
1511 * config/rs6000/rs6000.md (sCC pattern and splitter): Remove
1512 clobber and use result as temporary value.
1514 Sat May 4 13:20:54 CEST 2002 Jan Hubicka <jh@suse.cz>
1516 * expr.c (force_operand): Use expand_simple_* to handle more
1519 2002-05-04 Neil Booth <neil@daikokuya.demon.co.uk>
1521 * c-lex.c (lex_string): Let cpp_parse_escape handles truncation
1523 (lex_charconst): Update for change in prototype of
1524 cpp_interpret_charconst. Extend from cppchar_t to HOST_WIDE_INT
1526 * cpphash.h (BITS_PER_CPPCHAR_T): New.
1527 * cppinit.c (cpp_create_reader): Initialize them for no
1528 change in semantics.
1529 (cpp_post_options): Add sanity checks.
1530 * cpplex.c (cpp_parse_escape): Handle precision, sign-extension
1531 and truncation issues. Calculate in type cppchar_t.
1532 (MAX_CHAR_TYPE_SIZE, MAX_WCHAR_TYPE_SIZE): Remove.
1533 (cpp_interpret_charconst): Calculate in type cppchar_t. Handle
1534 run-time dependent precision correctly. Return whether the
1535 result is signed or not.
1536 * cpplib.c (dequote_string): Use cppchar_t; update.
1537 * cpplib.h (cppchar_signed_t): New.
1538 struct cpp_options): New precision members.
1539 (cpp_interpret_charconst, cpp_parse_escape): Update prototypes.
1540 * cppexp.c (eval_token): Update.
1542 2002-05-03 David S. Miller <davem@redhat.com>
1544 * config/sparc/sparc-protos.h (sparc_rtx_costs): New.
1545 * config/sparc/sparc.c (sparc_rtx_costs): New function
1546 implementing RTX_COSTS and CONST_COSTS.
1547 * config/sparc/sparc.h (CONST_COSTS): Delete.
1548 (RTX_COSTS_CASES): Define.
1549 (RTX_COSTS): Expand RTX_COSTS_CASES and use sparc_rtx_costs to do
1552 * config/sparc/sparc.md (DFA schedulers): Split out...
1553 * config/sparc/cypress.md, config/sparc/hypersparc.md,
1554 config/sparc/sparclet.md, config/sparc/supersparc.md,
1555 config/sparc/ultra1_2.md, config/sparc/ultra3.md: ... into here.
1557 * config/sparc/sparc.c (LEAF_REGISTERS): Do not do ifdef
1558 checks on it, always defined for Sparc.
1560 * config/sparc/sparc.h (REG_ALLOC_ORDER, REG_LEAF_ALLOC_ORDER):
1561 Tweak, and add more detailed comments.
1563 2002-05-03 Zack Weinberg <zack@codesourcery.com>
1565 * Re-apply patch accidentally reverted with
1566 DFA scheduler merge: remove all rules and variables to slurp
1567 source files out of libiberty and rebuild them with HOST_CC.
1568 ($(HOST_PREFIX_1)varray.o): New rule.
1569 (genattrtab rule): Word wrap.
1571 2002-05-03 Jason Thorpe <thorpej@wasabisystems.com>
1573 * config/i386/netbsd64.h (CPP_LP64_SPEC): Define.
1574 (CPP_SUBTARGET_SPEC): Define.
1575 (SUBTARGET_EXTRA_SPECS): Redefine, adding cpp_lp64 and
1576 cpp_subtarget specs.
1577 (CPP_SPEC): Redefine to include %(cpp_subtarget).
1579 2002-05-03 David S. Miller <davem@redhat.com>
1581 * target-defs.h (TARGET_SCHED_CYCLE_DISPLAY): Delete.
1582 * target.h (struct gcc_target): Delete cycle_display member.
1584 * config/ia64/ia64.c (ia64_emit_insn_before): Put it back.
1585 (rtx_needs_barrier): Delete reference to cycle_display unspec.
1586 (ia64_sched_reorder2): Mention need for cycle display handling
1587 once such notes exist.
1589 2002-05-03 Richard Henderson <rth@redhat.com>
1591 * real.c (etoasc): Strip most trailing zeros for clarity.
1592 * sched-vis.c: Include real.h.
1593 (print_value): Use REAL_VALUE_TO_DECIMAL as needed.
1594 * Makefile.in (sched-vis.o): Add real.h.
1596 2002-05-03 David S. Miller <davem@redhat.com>
1598 * haifa-sched.c (rank_for_schedule): Revert 2002-05-02 change,
1601 2002-05-03 Aldy Hernandez <aldyh@redhat.com>
1603 * config/rs6000/rs6000.c (altivec_expand_binop_builtin): Error out
1604 when we get an out of range literal.
1605 (altivec_expand_ternop_builtin): Same.
1606 (altivec_expand_unop_builtin): Same.
1607 (altivec_expand_builtin): Same, for dss.
1608 (altivec_expand_builtin): Use trees instead of rtl when
1609 determining literal argument validity.
1611 2002-05-03 David S. Miller <davem@redhat.com>
1613 Delete cycle display scheduling hook.
1614 * config/ia64/ia64.c (ia64_cycle_display,
1615 TARGET_SCHED_CYCLE_DISPLAY, ia64_emit_insn_before): Delete.
1616 (ia64_sched_reorder2): Don't check for CODE_FOR_cycle_display
1617 and use emit_insn_before instead of ia64_emit_insn_before.
1618 * config/ia64/ia64.md (unspec usage): Delete cycle display.
1619 (cycle_display): Delete insn pattern.
1620 * config/sparc/sparc.md (unspec usage): Delete cycle display.
1621 (cycle_display): Delete insn pattern.
1622 * config/sparc/sparc.c (sparc_cycle_display,
1623 TARGET_SCHED_CYCLE_DISPLAY): Delete.
1624 * doc/md.texi (cycle_display): Don't mention.
1625 * doc/tm.texi (TARGET_SCHED_CYCLE_DISPLAY): Likewise.
1627 2002-05-03 Richard Henderson <rth@redhat.com>
1629 * recog.c (store_data_bypass_p, if_test_bypass_p): New.
1630 * recog.h: Declare them.
1632 * config/sparc/sparc.c (ultrasparc_store_bypass_p): Remove.
1633 * config/sparc/sparc.md: Use store_data_bypass_p instead.
1634 * config/sparc/sparc-protos.h: Update.
1636 2002-05-03 Jason Thorpe <thorpej@wasabisystems.com>
1638 * config/sparc/netbsd-elf.c (CPP_SUBTARGET_SPEC64): Remove
1639 -D__arch64__. Add -D_LP64.
1640 (CPP_ARCH32_SPEC): Redefine to match the non-bi-arch version
1642 (CPP_ARCH64_SPEC): Likewise.
1643 (NO_BUILTIN_PTRDIFF_TYPE): Undef.
1644 (NO_BUILTIN_SIZE_TYPE): Undef.
1646 2002-05-03 Vladimir Makarov <vmakarov@redhat.com>
1648 * genautomata.c (min_issue_delay_pass_states): Change return type
1650 (min_issue_delay_pass_states): Change the algorithm.
1651 (min_issue_delay): Set up min_insn_issue_delay for the state.
1652 (output_min_issue_delay_table): Interchange the nested loops and
1653 and initiate min_insn_issue_delay for states.
1655 Fri May 3 22:59:15 CEST 2002 Jan Hubicka <jh@suse.cz>
1657 * cfgcleanup.c (try_optimize_cfg): Call merge_block only when
1660 Fri May 3 22:53:37 CEST 2002 Jan Hubicka <jh@suse.cz>
1662 * i386.c (expand_movstr, expand_clrstr): Fix inline-all-stringops
1665 2002-05-03 Richard Henderson <rth@redhat.com>
1668 * ifcvt.c (noce_try_store_flag, noce_try_store_flag_constants,
1669 noce_try_store_flag_inc, noce_try_store_flag_mask, noce_try_cmove,
1670 noce_try_cmove_arith, noce_try_minmax, noce_try_abs): Insert new
1671 code before JUMP, not EARLIEST.
1673 2002-05-03 Joseph S. Myers <jsm28@cam.ac.uk>
1675 * c-format.c (check_format_info_main): Don't check for presence of
1676 parameter for * width until after operand number has been read,
1677 and only check for it if format parameters are available.
1680 2002-05-03 Jason Thorpe <thorpej@wasabisystems.com>
1682 * config/alpha/netbsd.h (CPP_PREDEFINES): Add -D_LP64.
1683 (LINK_SPEC): Undef before defining.
1685 2002-05-03 Jakub Jelinek <jakub@redhat.com>
1687 PR preprocessor/6489
1688 * tradcpp.c (fixup_newlines): New.
1689 (main, finclude): Use it.
1691 2002-05-03 Richard Sandiford <rsandifo@redhat.com>
1693 * config/mips/elf64.h (UNIQUE_SECTION): Use mips_unique_section.
1694 * config/mips/mips.c (mips_unique_section): Strip encoding from
1697 2002-05-03 Jakub Jelinek <jakub@redhat.com>
1699 * config/i386/i386.c (ix86_expand_int_movcc): Truncate to proper
1702 2002-05-03 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
1704 * doc/install.texi (Installing): Mention GCC 3.1 buildstats.
1705 (Specific): Removed buildstats references.
1706 (Specific, hppa*-hp-hpux11): Adjust for GCC versions > 3.0.
1707 (Specific, sparc-sun-solaris2*): Update 64-bit hints for GCC 3.1.
1708 Accomodate Solaris versions beyond 8.
1709 (Specific, sparc-sun-solaris2.7): Update as path for GCC 3.1.
1710 (Specific, *-*-solaris2.8): Removed, obsolete.
1712 2002-05-03 Jakub Jelinek <jakub@redhat.com>
1715 * config/sparc/sparc.h (leaf_reg_remap): Remove const.
1716 (CONDITIONAL_REGISTER_USAGE): For TARGET_FLAT make
1717 fill leaf_reg_remap with identity.
1718 * config/sparc/sparc.c (leaf_reg_remap): Remove const.
1720 2002-05-03 Kazu Hirata <kazu@cs.umass.edu>
1722 * config/h8300/crti.asm: Remove trailing spaces.
1723 * config/h8300/h8300.c: Likewise.
1724 * config/h8300/lib1funcs.asm: Likewise.
1726 2002-05-02 Jason Merrill <jason@redhat.com>
1728 * defaults.h (BOOL_TYPE_SIZE): Move default here from cp/decl.c.
1729 * c-decl.c (c_init_decl_processing): Use it.
1730 * config/rs6000/darwin.h (BOOL_TYPE_SIZE): Define to INT_TYPE_SIZE.
1731 * config/i960/i960.h (BOOL_TYPE_SIZE): Don't define.
1732 * config/mcore/mcore.h (BOOL_TYPE_SIZE): Don't define.
1734 2002-05-03 Kazu Hirata <kazu@cs.umass.edu>
1736 * regrename.c: Fix formatting.
1739 Fri May 3 13:34:43 CEST 2002 Jan Hubicka <jh@suse.cz>
1741 * i386.md (attribute memory): Handle compares properly.
1743 Fri May 3 10:51:38 CEST 2002 Jan Hubicka <jh@suse.cz>
1745 * i386.md (sse_clrsf, sse_clrsi): Set memory attribute
1748 2002-05-02 Kazu Hirata <kazu@cs.umass.edu>
1750 * function.c: Fix formatting.
1752 2002-05-02 Jan Hubicka <jh@suse.cz>
1754 * haifa-sched.c (schedule_insn): Print table of instructions and
1756 (sched_block): Do not print ready list at verbosity level 1.
1757 * sched-vis.c (print_insn): Make global.
1758 * sched-ebb.c (ebb_print_insn): Rename from...
1759 (print_insn): ... this one.
1760 * sched-int.h (print_insn): Declare
1762 2002-05-02 Richard Henderson <rth@redhat.com>
1764 * haifa-sched.c (rank_for_schedule): Skip past last_scheduled_insn
1765 emitted by cycle_display.
1767 2002-05-02 Loren J. Rittle <ljrittle@acm.org>
1769 * doc/install.texi (*-*-freebsd*): Update to latest status.
1771 2002-05-02 Jakub Jelinek <jakub@redhat.com>
1774 * config.gcc (sparc*-*-solaris2*): Set float_format to i128.
1775 * config/float-sparc.h: Assume 128-bit long double if
1776 __LONG_DOUBLE_128__ is defined.
1778 2002-05-02 Vladimir Makarov <vmakarov@redhat.com>
1780 * genattrtab.c (write_function_unit_info): Add a dummy element
1781 when num_units == 0.
1783 2002-05-02 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
1785 * predict.c: (propagate_freq, estimate_bb_frequencies): Use
1786 TYPE_MODE (double_type_node) instead of DFmode.
1788 Thu May 2 19:50:04 CEST 2002 Jan Hubicka <jh@suse.cz>
1790 * cfgrtl.c (try_redirect_by_replacing_jump): Do not kill computed
1792 * toplev.c (rest_of_compilation): Revert Richard's patch.
1794 2001-05-02 John David Anglin <dave@hiauly1.hia.nrc.ca>
1796 * pa/x-ada (ADA_CFLAGS): Rename to X_ADA_CFLAGS.
1798 2002-05-02 Catherine Moore <clm@redhat.com>
1800 * config/v850/v850.h (TRAMPOLINE_TEMPLATE): Change r5 to r20.
1802 2002-05-02 Kazu Hirata <kazu@hxi.com>
1804 * combine.c: Fix comment typos.
1806 * genautomata.c: Likewise.
1810 2002-05-02 Joseph S. Myers <jsm28@cam.ac.uk>
1812 * doc/install.texi: State GNAT version requirements.
1814 2002-05-02 Nick Clifton <nickc@cambridge.redhat.com>
1816 * config/fr30/fr30.h (GO_IF_LEGITIMATE_ADDRESS): Accept any form
1817 of the frame pointer or arg pointer register which strict register
1818 checking is not enabled.
1820 2002-05-02 Aldy Hernandez <aldyh@redhat.com>
1822 * gcc.dg/altivec-8.c: New.
1824 * config/rs6000/rs6000.c (rs6000_legitimate_address): Disallow
1825 PRE_INC and PRE_DEC for altivec modes.
1827 2002-05-01 Bruce Korb <bkorb@gnu.org>
1829 * fixinc/check.tpl(set-writable): make sure the function exists first
1830 * fixinc/inclhack.def(alpha_assert): fix test_text
1831 * fixinc/tests/base/assert.h: add in missing result
1833 2002-05-01 Jeff Law <law@redhat.com>
1835 * pa.h (EXTRA_CONSTRAINT): Don't accept PIC addresses for the
1838 2002-05-01 Joel Brobecker <brobecker@gnat.com>
1840 * dbxout.c (dbxout_type): Emit size information for range types,
1841 as well, but only when using GDB extensions.
1843 2002-05-01 Richard Henderson <rth@redhat.com>
1845 * configure.in (HAVE_GAS_HIDDEN): Replace SPARC feature test with
1846 target-independent gnu binutils date test.
1848 2002-05-01 Richard Henderson <rth@redhat.com>
1850 * cfgcleanup.c (merge_blocks_move_successor_nojumps): Emit dump
1851 info before expunging the block.
1853 2002-05-01 Jakub Jelinek <jakub@redhat.com>
1855 * cppinit.c (cpp_handle_option) [-dM]: Don't set no_output here...
1856 (cpp_post_options): ...but here. Disable -dD, -dN and -dI when
1857 -M -or -MM is in effect.
1859 2002-05-01 Zack Weinberg <zack@codesourcery.com>
1861 * config.gcc: Correct test of --enable-obsolete. Obsolete all
1862 A29k configurations.
1863 * doc/install.texi: Update to match.
1865 2002-05-01 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
1868 * varasm.c (globalize_decl): Compare DECL_ASSEMBLER_NAME to check
1869 for duplicates. Always loop over whole list.
1871 Wed May 1 10:32:37 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1873 * reload.c (find_reloads, case 'p'): Set BADOP to 0.
1875 2002-05-01 Joel Sherrill <joel@OARcorp.com>
1877 * config/sparc/t-elf (sparc-rtems, sparc-elf): Build assembly
1880 2002-05-01 Joel Sherrill <joel@OARcorp.com>
1882 * config/arm/rtems-elf.h: Add #undef TARGET_VERSION to prevent warning.
1884 2002-05-01 David Edelsohn <edelsohn@gnu.org>
1886 * rs6000.md (abssi2_nopower): Convert to define_insn_and_split.
1887 (nabs_nopower): Same.
1888 (floatdisf2): New pattern.
1889 (absdi2): Convert to define_insn_and_split.
1894 (fix_trunctfdi2): Same.
1895 (fix_trunctfsi2): Same.
1897 2002-05-01 Joseph S. Myers <jsm28@cam.ac.uk>
1899 * doc/install.texi: Update Texinfo version requirement
1902 2002-05-01 Jakub Jelinek <jakub@redhat.com>
1904 PR target/6512, PR target/5628
1905 * config/sparc/sparc.md (movdf_insn_v9only_novis): Don't allow >= %f32
1906 when memory is not aligned.
1907 (movdf_insn_v9only_vis): Likewise.
1908 * config/sparc/sparc.h (SECONDARY_INPUT_RELOAD_CLASS): Request a FP_REGS
1909 temporary for EXTRA_FP_REGS DFmode load from unaligned memory.
1910 (SECONDARY_OUTPUT_RELOAD_CLASS): Similarly.
1912 2002-05-01 Aldy Hernandez <aldyh@redhat.com>
1914 * gcc.dg/altivec-7.c: New.
1916 * config/rs6000/altivec.h: Cleanup.
1918 2002-04-30 Aldy Hernandez <aldyh@redhat.com>
1920 * doc/invoke.texi (Option Summary): Add -mvrsave=.
1921 (RS/6000 and PowerPC Options): Document -mvrsave=.
1923 * config/rs6000/rs6000.c (rs6000_altivec_vrsave): New global.
1924 (rs6000_altivec_vrsave_string): Same.
1925 (rs6000_override_options): Call rs6000_parse_vrsave_option.
1926 (rs6000_parse_vrsave_option): New.
1927 (rs6000_stack_info): Only generate vrsave instructions when
1928 TARGET_ALTIVEC_VRSAVE.
1930 * config/rs6000/rs6000.h (TARGET_OPTIONS): Add -mvrsave= option.
1931 (rs6000_altivec_vrsave_string): Define extern.
1932 (rs6000_altivec_vrsave): Same.
1933 (TARGET_ALTIVEC_VRSAVE): New.
1935 2002-04-30 Richard Henderson <rth@redhat.com>
1938 * toplev.c (rest_of_compilation): Don't run cross-jump before
1941 2002-04-30 Tom Rix <trix@redhat.com>
1943 * regrename.c (build_def_use, copyprop_hardreg_forward_1): Sanity
1944 check which_alternative.
1946 2002-04-30 Kazu Hirata <kazu@hxi.com>
1948 * cpplex.c: Fix comment formatting.
1949 * function.c: Likewise.
1950 * integrate.c: Likewise.
1951 * regrename.c: Likewise.
1952 * sibcall.c: Likewise.
1953 * simplify-rtx.c: Likewise.
1954 * tree-inline.c: Likewise.
1956 2002-04-30 John David Anglin <dave@hiauly1.hia.nrc.ca>
1958 * config.gcc (hppa1.1-*-pro*, hppa1.1-*-osf*, hppa1.1-*-rtems*,
1959 hppa1.0-*-osf*, hppa1.1-*-bsd*, hppa1.1-*-hpux10*, hppa2*-*-hpux10*,
1960 hppa1.0-*-hpux10*, hppa*64*-*-hpux11*, hppa1.1-*-hpux11*,
1961 hppa2*-*-hpux11*, hppa1.0-*-hpux11*, hppa*-*-lites*): Define xmake_file.
1962 * pa/t-linux, pa/t-pa, pa/t-pa64, t-pro (T_ADAFLAGS): Delete.
1963 * pa/x-ada: New file. Define ADA_CFLAGS.
1965 2002-04-30 Hans-Peter Nilsson <hp@bitrange.com>
1967 * config/mmix/mmix.h (MMIX_LAST_STACK_REGISTER_REGNUM): Renamed
1968 from MMIX_LAST_REGISTER_FILE_REGNUM.
1969 (NO_IMPLICIT_EXTERN_C): Remove cryptic obsolete comment.
1970 (struct machine_function): New member highest_saved_stack_register
1971 previously static variable in mmix.c.
1972 (MACHINE_DEPENDENT_REORG): Define.
1973 * config/mmix/mmix.c (highest_saved_stack_register): Deleted.
1974 (MMIX_OUTPUT_REGNO): New.
1975 (mmix_target_asm_function_prologue): Move calculation of last used
1976 saved-stack-register into...
1977 (mmix_machine_dependent_reorg): New function. Update to also handle
1979 (mmix_print_operand): Apply MMIX_OUTPUT_REGNO when emitting
1980 register names, simplify somewhat by new variable regno.
1981 <case 'p'>: Remove fixed FIXME. Always emit highest used saved
1983 (mmix_print_operand_address): Apply MMIX_OUTPUT_REGNO when
1984 emitting register names.
1985 (mmix_asm_output_reg_push, mmix_asm_output_reg_pop): Ditto.
1986 (mmix_dbx_register_number): Apply MMIX_OUTPUT_REGNO here too.
1988 * config/mmix/mmix-protos.h (mmix_machine_dependent_reorg):
1991 * config/mmix/mmix.md ("divmoddi4"): Update head comment.
1993 2002-04-30 Richard Henderson <rth@redhat.com>
1995 * config/sparc/sparc.c (emit_soft_tfmode_libcall,
1996 emit_soft_tfmode_binop, emit_soft_tfmode_unop, emit_soft_tfmode_cvt,
1997 emit_hard_tfmode_operation, emit_tfmode_binop, emit_tfmode_unop,
1998 emit_tfmode_cvt): New.
1999 * config/sparc/sparc.md (extendsftf2, extenddftf2, trunctfsf2,
2000 trunctfdf2, floatsitf2, floatunssitf2, floatditf2, floatunsditf2,
2001 fix_trunctfsi2, fixuns_trunctfsi2, fix_trunctfdi2, fixuns_trunctfdi2,
2002 addtf3, subtf3, multf3, divtf3, sqrttf2): Use them.
2003 * config/sparc/sparc-protos.h: Update.
2005 2002-04-30 Janis Johnson <janis187@us.ibm.com>
2007 * install.texi (Final install): Add to the list of info to include
2008 in a report of a successful bootstrap, and add link to 3.1 list.
2010 Tue Apr 30 19:15:36 CEST 2002 Jan Hubicka <jh@suse.cz>
2012 * i386.md (type): Add new SSE/MMX subtypes, remove usused fop1.
2013 (mode): Add vector modes
2014 (i387): Kill attribute.
2015 (unit): New attribute.
2016 (length_immediate): Grok new types.
2017 (prefix_data16, prefix_rep, prefix_0f): Fix for SSE/MMX.
2018 (modrm): Use "unit".
2019 (memory): Handle MMX/SSE properly.
2020 (scheduling descriptions): Kill uses of fop1.
2021 (sse, mmx, fp patterns): Set type and mode properly.
2023 Tue Apr 30 09:31:59 2002 Jeffrey A Law (law@cygnus.com)
2025 * pa.c (override_options): Default to PA8000 scheduling.
2026 * doc/invoke.texi (HP-PA options): Mention newly added 7300
2027 scheduling parameter.
2029 * pa.md (7100lc, 7200, 7300 scheduling): Slightly refine
2030 handling of double precision multiplies.
2032 * pa.md (7100lc, 7200, 7300 scheduling): Refine handling of
2033 fpdiv and fpsqrt instructions.
2034 (7200 & 7300 scheduling): Fix typo in handling of
2035 store-load and store-store penalties.
2037 2002-04-30 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
2039 * doc/contrib.texi (Contributors): Use MIPS instead of Mips and
2040 mips. Add two missing commas.
2042 2002-04-30 Paolo Carlini <pcarlini@unitus.it>
2044 * doc/contrib.texi (Contributors): Update Paolo Carlini's
2045 and Benjamin Kosnik's entries.
2047 2002-04-29 David S. Miller <davem@redhat.com>
2049 * config/sparc/sparc.h (BRANCH_COST, PREFETCH_BLOCK,
2050 SIMULTANEOUS_PREFETCHES): Tune for UltraSPARC-III.
2051 * config/sparc/sparc.md (call + jmp 32-bit peepholes): Likewise.
2052 * config/sparc/sparc.c (sparc_initialize_trampoline): Likewise.
2054 2002-04-29 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
2056 * combine.c (find_split_point): Use gen_int_mode.
2058 2002-04-29 Vladimir Makarov <vmakarov@redhat.com>
2060 Merging code from dfa-branch:
2062 2002-04-24 Vladimir Makarov <vmakarov@redhat.com>
2064 * genautomata.c (output_reserv_sets): Fix typo.
2066 2002-04-23 Vladimir Makarov <vmakarov@redhat.com>
2068 * genautomata.c (output_reserv_sets): Remove
2069 next_cycle_output_flag.
2071 Thu Apr 18 08:57:06 2002 Jeffrey A Law (law@redhat.com)
2073 * sched-rgn.c (init_ready_list): Make the DFA code handle
2074 USE/CLOBBER insns in the same way as the traditional
2076 (new_ready): Similarly..
2078 2002-04-17 Vladimir Makarov <vmakarov@redhat.com>
2080 * haifa-sched.c (schedule_block): Change the DFA state only after
2083 Wed Apr 17 15:38:36 2002 Jeffrey A Law (law@redhat.com)
2085 * pa.c (hppa_use_dfa_pipeline_interface): New function.
2086 (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE): Define.
2087 (override_options): Add PA7300 scheduling support.
2088 (pa_adjust_cost): Update various comments. Properly
2089 handle anti and output dependencies when using the
2091 (pa_issue_rate): Add PA7300 scheduling support.
2092 (pa_can_combine_p): Call extract_insn before calling
2093 constrain_operands (taken from mainline tree).
2094 * pa.h (enum processor_type): Add PROCESSOR_PA7300.
2095 * pa.md (cpu attr): Add 7300. Rewrite pipeline
2096 descriptions using DFA descriptions. Add PA7300
2099 2002-03-30 David S. Miller <davem@redhat.com>
2101 Add UltraSPARC-III DFA scheduling support.
2102 * config/sparc/sparc.md (define_attr type): Add fpcrmove.
2103 Update FP conditional move on register insn patterns to use it, as
2105 (define_attr cpu): Add ultrasparc3.
2106 (define_attr us3load_type): New, update integer load patterns to
2107 set it, as appropriate.
2108 (define_automaton): Add ultrasparc3_0 and ultrasparc3_1.
2109 (rest): Add UltraSPARC3 scheduling description.
2110 * config/sparc/sparc.h (TARGET_CPU_ultrasparc3): New.
2111 (PROCESSOR_ULTRASPARC3): New.
2112 ({ASM,CPP}_CPU64_DEFAULT_SPEC): Handle ultrasparc3.
2113 ({ASM,CPP}_CPU_SPEC): Likewise.
2114 (REGISTER_MOVE_COST): Likewise.
2115 (RTX_COSTS): Likewise.
2116 * config/sparc/sparc.c (sparc_override_options,
2117 sparc_initialize_trampoline, sparc64_initialize_trampoline,
2118 sparc_use_dfa_pipeline_interface, sparc_use_sched_lookahead,
2119 sparc_issue_rate): Likewise.
2120 * config/sparc/sol2.h: Likewise.
2121 * config/sparc/sol2-sld-64.h: Likewise.
2122 * config/sparc/linux64.h: Likewise.
2124 2002-03-22 Vladimir Makarov <vmakarov@redhat.com>
2126 * doc/md.texi: Add comments about usage the latency time for the
2127 different dependencies and about case when two or more conditions
2128 in different define_insn_reservations returns TRUE for an insn.
2130 * doc/md.texi: Add reference for automaton based pipeline
2133 2002-03-04 Vladimir Makarov <vmakarov@redhat.com>
2135 * doc/passes.texi: Add missed information about genattrtab.
2137 2002-03-01 Vladimir Makarov <vmakarov@redhat.com>
2139 * genautomata.c (output_automata_list_transition_code): Check
2140 automata_list on NULL.
2142 2002-02-28 Vladimir Makarov <vmakarov@redhat.com>
2144 * genautomata.c (output_insn_code_cases,
2145 output_automata_list_min_issue_delay_code,
2146 output_automata_list_transition_code,
2147 output_automata_list_state_alts_code): Comment the functions.
2149 2002-02-22 Vladimir Makarov <vmakarov@redhat.com>
2151 * genautomata.c (automata_list_el_t): New typedef.
2152 (get_free_automata_list_el,free_automata_list_el,
2153 free_automata_list, automata_list_hash, automata_list_eq_p,
2154 initiate_automata_lists, automata_list_start, automata_list_add,
2155 automata_list_finish, finish_automata_lists,
2156 output_insn_code_cases, output_automata_list_min_issue_delay_code,
2157 output_automata_list_transition_code,
2158 output_automata_list_state_alts_code, add_automaton_state,
2159 form_important_insn_automata_lists): New functions and prototypes.
2160 (insn_reserv_decl): Add members important_automata_list and
2162 (ainsn): Add members important_p.
2163 (automata_list_el): New structure.
2164 (first_free_automata_list_el, current_automata_list,
2165 automata_list_table): New global variables.
2166 (create_ainsns): Initiate member important_p.
2167 (output_internal_min_issue_delay_func): Generate the switch and
2168 call output_insn_code_cases.
2169 (output_internal_trans_func, output_internal_state_alts_func):
2171 (generate): Call initiate_automata_lists.
2172 (automaton_states): New global variable.
2173 (expand_automata): Call form_important_insn_automata_lists.
2174 (write_automata): Call finish_automata_lists.
2176 2002-02-21 Vladimir Makarov <vmakarov@redhat.com>
2178 * genautomata.c (add_excls, add_presence_absence): Check that
2179 cpu units in the sets belong the same automaton.
2181 * rtl.def (EXCLUSION_SET, PRESENCE_SET, ABSENCE_SET): Add comment
2182 about that cpu units in the sets belong the same automaton.
2184 * doc/md.texi: Ditto.
2186 2001-12-20 Naveen Sharma <naveens@noida.hcltech.com>
2187 Nitin Gupta <niting@noida.hcltech.com>
2189 * config/sh/sh.c (sh_use_dfa_interface): New function.
2191 (sh_issue_rate): New Function.
2192 TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE: define.
2193 TARGET_SCHED_ISSUE_RATE: define.
2195 * config/sh/sh.md: Add DFA based pipeline description for SH4.
2197 (define_attr insn_class): New attribute used for DFA
2199 (define_insn cmpgtsi_t): Set attribute insn_class mt_group.
2200 (cmpgesi_t,cmpgtusi_t,cmpgeusi_t,cmpeqsi_t,
2201 cmpeqdi_t): Likewise.
2203 (add,addc1,addsi3,subc,subc1,*subsi3_internal,
2204 negc,negsi2,ashldi3_k,lshrdi3_k,ashrdi3_k): Set insn_class
2206 (iorsi3,rotlsi3_1,rotlsi3_31,rotlsi3_16): Likewise.
2208 2001-10-03 Vladimir Makarov <vmakarov@toke.toronto.redhat.com>
2210 * haifa-sched.c (queue_to_ready): Remove unnecessary condition for
2213 2001-10-03 Vladimir Makarov <vmakarov@toke.toronto.redhat.com>
2215 * genautomata.c (DFA_INSN_CODES_LENGTH_VARIABLE_NAME): New macro.
2216 (output_dfa_insn_code_func): Expand dfa_insn_codes if it is
2218 (output_dfa_start_func): Initiate new variable insn_codes_length,
2219 (write_automata): Output definition of the new variable.
2221 2001-10-02 David S. Miller <davem@redhat.com>
2223 * haifa-sched.c (advance_one_cycle): New function.
2224 (schedule_block): Use it.
2225 (queue_to_ready): Use it, and also make sure to advance the DFA
2226 state on all stall cycles, not just those where insn_queue links
2229 2001-10-02 Richard Sandiford <rsandifo@redhat.com>
2231 * haifa-sched.c (max_issue): Remove last_p argument. Only return
2232 non-zero if the highest-priority instruction could be scheduled.
2233 (choose_ready): Remove last argument from max_issue call.
2235 2001-09-28 David S. Miller <davem@redhat.com>
2237 * config/sparc/sparc.c (sparc_use_sched_lookahead): Use 4 for
2238 ultrasparc and 3 for other multi-issue sparcs.
2240 2001-09-27 David S. Miller <davem@redhat.com>
2242 * config/sparc/sparc.md (cycle_display): New pattern.
2243 * config/sparc/sparc.c (sparc_cycle_display): New.
2244 (TARGET_SCHED_CYCLE_DISPLAY): Set it.
2246 2001-09-25 David S. Miller <davem@redhat.com>
2248 Convert all of Sparc scheduling to DFA
2249 * config/sparc/sparc.md: Kill all define_function_unit
2250 directives and replace with DFA equivalent.
2251 * config/sparc/sparc.c (ultrasparc_adjust_cost,
2252 mark_ultrasparc_pipeline_state, ultra_cmove_results_ready_p,
2253 ultra_fpmode_conflict_exists, ultra_find_type,
2254 ultra_build_types_avail, ultra_flush_pipeline,
2255 ultra_rescan_pipeline_state, ultrasparc_sched_reorder,
2256 ultrasparc_variable_issue, ultrasparc_sched_init,
2257 sparc_variable_issue, sparc_sched_reorder, ultra_code_from_mask,
2258 ultra_schedule_insn, ultra_code_names, ultra_pipe_hist,
2259 ultra_cur_hist, ultra_cycles_elapsed): Kill.
2260 (sparc_use_dfa_pipeline_interface, sparc_use_sched_lookahead,
2261 ultrasparc_store_bypass_p): New.
2262 * config/sparc/sparc-protos.h (ultrasparc_store_bypass_p):
2265 2001-09-24 David S. Miller <davem@redhat.com>
2267 * haifa-sched.c (ready_remove): Fix thinko, we want to copy around
2268 ready->vec[foo] not ready[foo].
2270 2001-09-07 Vladimir Makarov <vmakarov@redhat.com>
2272 * doc/md.texi: Correct examples for define_insn_reservations
2275 2001-09-07 Vladimir Makarov <vmakarov@redhat.com>
2277 * genautomata.c (create_automata): Print message about creation of
2279 (generate): Remove printing meease about creation of
2282 2001-09-05 David S. Miller <davem@redhat.com>
2284 * config/sparc/linux.h: Set CPLUSPLUS_CPP_SPEC.
2285 * config/sparc/linux64.h: Likewise.
2287 2001-08-31 Vladimir Makarov <vmakarov@redhat.com>
2289 * haifa-sched.c (insn_cost, schedule_insn, queue_to_ready,
2290 schedule_block, sched_init, sched_finish): Add missed calls of
2291 use_dfa_pipeline_interface.
2293 * sched-rgn.c (init_ready_list, new_ready, debug_dependencies):
2296 * sched-vis.c (get_visual_tbl_length): Ditto.
2298 2001-08-27 Richard Henderson <rth@redhat.com>
2300 * genattr.c (main): Emit state_t even when not doing scheduling.
2302 2001-08-27 Richard Henderson <rth@redhat.com>
2304 * genautomata.c (expand_automata): Always create a description.
2306 2001-08-27 Vladimir Makarov <vmakarov@touchme.toronto.redhat.com>
2308 * rtl.def (DEFINE_CPU_UNIT, DEFINE_QUERY_CPU_UNIT, EXCLUSION_SET,
2309 PRESENCE_SET, ABSENCE_SET, DEFINE_BYPASS, DEFINE_AUTOMATON,
2310 AUTOMATA_OPTION, DEFINE_RESERVATION, DEFINE_INSN_RESERVATION): New
2313 * genattr.c (main): New variable num_insn_reservations. Increase
2314 it if there is DEFINE_INSN_RESERVATION. Output automaton based
2315 pipeline hazard recognizer interface.
2317 * genattrtab.h: New file.
2319 * genattrtab.c: Include genattrtab.h.
2320 (attr_printf, check_attr_test, make_internal_attr,
2321 make_numeric_value): Move protypes into genattrtab.h. Define them
2323 (num_dfa_decls): New global variable.
2324 (main): Process DEFINE_CPU_UNIT, DEFINE_QUERY_CPU_UNIT,
2325 DEFINE_BYPASS, EXCLUSION_SET, PRESENCE_SET, ABSENCE_SET,
2326 DEFINE_AUTOMATON, AUTOMATA_OPTION, DEFINE_RESERVATION,
2327 DEFINE_INSN_RESERVATION. Call expand_automata and write_automata.
2329 * genautomata.c: New file.
2331 * rtl.h (LINK_COST_ZERO, LINK_COST_FREE): Remove them.
2333 * sched-int.h: (curr_state): Add the external definition for
2334 automaton pipeline interface.
2335 (haifa_insn_data): Add comments for members blockage and units.
2337 * target-def.h (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE,
2338 TARGET_SCHED_INIT_DFA_PRE_CYCLE_INSN,
2339 TARGET_SCHED_DFA_PRE_CYCLE_INSN,
2340 TARGET_SCHED_INIT_DFA_POST_CYCLE_INSN,
2341 TARGET_SCHED_DFA_POST_CYCLE_INSN,
2342 TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD,
2343 TARGET_SCHED_INIT_DFA_BUBBLES, TARGET_SCHED_DFA_BUBBLE): New
2345 (TARGET_SCHED): Use the new macros.
2347 * target.h (use_dfa_pipeline_interface, init_dfa_pre_cycle_insn,
2348 dfa_pre_cycle_insn, init_dfa_post_cycle_insn, dfa_post_cycle_insn,
2349 first_cycle_multipass_dfa_lookahead, init_dfa_bubbles,
2350 dfa_bubble): New members in gcc_target.sched.
2352 * haifa-sched.c (insert_schedule_bubbles_p): New variable.
2353 (MAX_INSN_QUEUE_INDEX): New macro for automaton interface.
2354 (insn_queue): Redefine it as pointer to array.
2355 (NEXT_Q, NEXT_Q_AFTER): Use MAX_INSN_QUEUE_INDEX instead of
2357 (max_insn_queue_index_macro_value): New variable.
2358 (curr_state, dfa_state_size, ready_try): New varaibles for
2359 automaton interface.
2360 (ready_element, ready_remove, max_issue): New function prototypes
2361 for automaton interface.
2362 (choose_ready): New function prototype.
2363 (insn_unit, blockage_range): Add comments.
2364 (unit_last_insn, unit_tick, unit_n_insns): Define them for case
2365 FUNCTION_UNITS_SIZE == 0.
2366 (insn_issue_delay, actual_hazard_this_instance, schedule_unit,
2367 actual_hazard, potential_hazard): Add comments.
2368 (insn_cost): Use cost -1 as undefined value. Remove
2369 LINK_COST_ZERO and LINK_COST_FREE. Add new code for automaton
2371 (ready_element, ready_remove): New functions for automaton
2373 (schedule_insn): Add new code for automaton pipeline interface.
2374 (queue_to_ready): Add new code for automaton pipeline interface.
2375 Use MAX_INSN_QUEUE_INDEX instead of INSN_QUEUE_SIZE.
2376 (debug_ready_list): Print newline when the queue is empty.
2377 (max_issue): New function for automaton pipeline interface.
2378 (choose_ready): New function.
2379 (schedule_block): Add new code for automaton pipeline interface.
2380 Print ready list before scheduling each insn.
2381 (sched_init): Add new code for automaton pipeline interface.
2382 Initiate insn cost by -1.
2383 (sched_finish): Free the current automaton state and finalize
2384 automaton pipeline interface.
2386 * sched-rgn.c: Include target.h.
2387 (init_ready_list, new_ready, debug_dependencies): Add new code for
2388 automaton pipeline interface.
2390 * sched-vis.c: Include target.h.
2391 (get_visual_tbl_length): Add code for automaton interface.
2392 (target_units, print_block_visualization): Add comments.
2394 * Makefile.in (GETRUNTIME, HASHTAB, HOST_GETRUNTIME, HOST_HASHTAB,
2395 USE_HOST_GETRUNTIME, USE_HOST_HASHTAB, HOST_VARRAY): New variables.
2396 (sched-rgn.o, sched-vis.o): Add new dependency file target.h.
2397 (getruntime.o, genautomata.o): New entries.
2398 (genattrtab.o): Add new dependency file genattrtab.h.
2399 (genattrtab): Add new dependencies. Link it with `libm.a'.
2400 (getruntime.o, hashtab.o): New entries for canadian cross.
2402 * doc/md.texi: Description of automaton based model.
2404 * doc/tm.texi (TARGET_SCHED_ISSUE_RATE, TARGET_SCHED_ADJUST_COST):
2406 (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE,
2407 TARGET_SCHED_DFA_PRE_CYCLE_INSN,
2408 TARGET_SCHED_INIT_DFA_PRE_CYCLE_INSN,
2409 TARGET_SCHED_DFA_POST_CYCLE_INSN,
2410 TARGET_SCHED_INIT_DFA_POST_CYCLE_INSN,
2411 TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD,
2412 TARGET_SCHED_INIT_DFA_BUBBLES, TARGET_SCHED_DFA_BUBBLE): The new
2414 (TRADITIONAL_PIPELINE_INTERFACE, DFA_PIPELINE_INTERFACE,
2415 MAX_DFA_ISSUE_RATE): New macro descriptions.
2417 * doc/contrib.texi: Add dfa based scheduler contribution.
2419 * doc/gcc.texi: Add more information about genattrtab.
2421 Mon Apr 29 17:19:10 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
2423 * reload1.c (eliminate_regs, case SUBREG): Fix typo in
2424 adjust_address_nv call.
2426 2002-04-29 Janis Johnson <janis187@us.ibm.com>
2428 * doc/install.texi (Testing): Provide additional information, and
2429 a stronger encouragement, for running the testsuites.
2431 2002-04-29 DJ Delorie <dj@redhat.com>
2433 * config/mips/mips.c (mips_parse_cpu): Warn if the CPU name is
2434 given in upper case.
2436 2002-04-29 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
2438 * fixinc/inclhack.def (solaris_widec): Include <wchar.h> in
2439 Solaris 2 <widec.h> if missing.
2440 * fixinc/fixincl.x: Regenerate.
2441 * fixinc/tests/base/widec.h: New file.
2443 2002-04-29 Nick Clifton <nickc@cambridge.redhat.com>
2445 * toplev.c (f_options): Add "profile" switch so that
2446 -fno-profile can be used to disable -p.
2448 2002-04-29 Bernd Schmidt <bernds@redhat.com>
2450 * c-common.c (type_for_mode): Add support for V2DFmode, V2DImode,
2452 * tree.c (build_common_tree_nodes_2): Likewise.
2453 * tree.h (enum tree_index): Likewise.
2454 (V2DF_type_node, V2DI_type_node, unsigned_V2DI_type_node): Define.
2456 * config/i386/i386.c (bdesc_comi, bdesc_2arg, bdesc_1arg): Add SSE2
2458 (init_mmx_sse_builtins): Initialize SSE2 builtins.
2459 (ix86_expand_builtin): Add support for SSE2 builtins.
2460 * config/i386/i386.h (VALID_SSE2_REG_MODE): New macro.
2461 (VALID_SSE_REG_MODE): Use it.
2462 (VECTOR_MODE_SUPPORTED_P): Allow SSE2 modes here as well.
2463 (enum ix86_builtins): Add SSE2 builtins.
2464 * config/i386/i386.md (movv2df_internal, movv2df, movv8hi_internal,
2465 movv8hi, movv16qi_internal, movv16qi, pushv2df, pushv8hi, pushv16qi,
2466 addv2df3, vmaddv2df3, subv2df3, vmsubv2df3, mulv2df3, vmmulv2df3,
2467 divv2df3, vmdivv2df3, smaxv2df3, vmsmaxv2df3, sminv2df3, vmsminv2df3,
2468 sse2_anddf3, sse2_nanddf3, sse2_iordf3, sse2_xordf3, sqrtv2df2,
2469 vmsqrtv2df2, maskcmpv2df3, maskncmpv2df3, vmmaskcmpv2df3,
2470 vmmaskncmpv2df3, sse2_comi, sse2_ucomi, sse2_movmskpd, sse2_pmovmskb,
2471 sse2_maskmovdqu, sse2_movntv2df, sse2_movntti, sse2_movntsi, cvtdq2ps,
2472 cvtps2dq, cvttps2dq, cvtdq2pd, cvtpd2dq, cvttpd2dq, cvtpd2pi,
2473 cvttpd2pi, cvtpi2pd, cvtsd2si, cvttsd2si, cvtsi2sd, cvtsd2ss,
2474 cvtss2sd, cvtpd2ps, cvtps2pd, addv16qi3, addv8hi3, addv4si3, addv2di3,
2475 ssaddv16qi3, ssaddv8hi3, usaddv16qi3, usaddv8hi3, subv16qi3, subv8hi3,
2476 subv4si3, subv2di3, sssubv16qi3, sssubv8hi3, ussubv16qi3, ussubv8hi3,
2477 mulv8hi3, smulv8hi3_highpart, umulv8hi3_highpart, sse2_umulsidi3,
2478 sse2_umulv2siv2di3, sse2_pmaddwd, sse2_clrti, sse2_uavgv16qi3,
2479 sse2_uavgv8hi3, sse2_psadbw, sse2_pinsrw, sse2_pextrw, sse2_pshufd,
2480 sse2_pshuflw, sse2_pshufhw, eqv16qi3, eqv8hi3, eqv4si3, gtv16qi3,
2481 gtv8hi3, gtv4si3, umaxv16qi3, smaxv8hi3, uminv16qi3, sminv8hi3,
2482 ashrv8hi3, ashrv4si3, lshrv8hi3, lshrv4si3, sse2_lshrv2di3,
2483 ashlv8hi3, ashlv4si3, sse2_ashlv2di3, sse2_ashlti3, sse2_lshrti3,
2484 sse2_unpckhpd, sse2_unpcklpd, sse2_packsswb, sse2_packssdw,
2485 sse2_packuswb, sse2_punpckhbw, sse2_punpckhwd, sse2_punpckhdq,
2486 sse2_punpcklbw, sse2_punpcklwd, sse2_punpckldq, sse2_movapd,
2487 sse2_movupd, sse2_movdqa, sse2_movdqu, sse2_movdq2q, sse2_movq2dq,
2488 sse2_movhpd, sse2_movlpd, sse2_loadsd, sse2_movsd, sse2_storesd,
2489 sse2_shufpd, sse2_clflush, sse2_mfence, mfence_insn, sse2_lfence,
2490 lfence_insn): New patterns.
2491 (sse2_andti3, sse2_nandti3, sse2_iorti3, sse2_xorti3): Renamed from
2492 sse_andti3_sse2, sse_nandti3_sse2, sse_iorti3_sse2, sse_xorti3_sse2.
2494 Mon Apr 29 17:03:24 CEST 2002 Jan Hubicka <jh@suse.cz>
2496 * i386.md (sse_mov?fcc*): Revert patch of Mar 14th.
2498 2002-04-29 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
2500 * doc/contrib.texi (Contributors): Add Paolo Carlini and
2502 Update Richard Henderson, Jakub Jelinek, and Mark Mitchell.
2503 Refer to Objective-C instead of ObjC, SPARC instead of sparc,
2504 and CPU instead of cpu.
2506 Mon Apr 29 13:36:41 CEST 2002 Jan Hubicka <jh@suse.cz>
2508 * toplev.c (flag_if_conversion, flag_if_conversion2): New static
2510 (lang_independent_options): Add -fif-conversion, -fif-conversion2
2511 (rest_of_compilation): Do if conversion only when asked for.
2512 (parse_options_and_default_flags): Set new variables to 1 for -O1
2513 * invoke.texi (-fif-conversion, -fif-conversion2): Document.
2515 Mon Apr 29 13:02:50 CEST 2002 Jan Hubicka <jh@suse.cz>
2517 * i386.c (dbx64_register_map): Fix typo.
2519 Mon Apr 29 12:18:35 CEST 2002 Jan Hubicka <jh@suse.cz>
2521 * predict.c (real_zero, real_one, real_almost_one, real_br_prob_base,
2522 real_one_half, real_bb_freq_max): New static variables.
2523 (debug_profile_bbauxs): Kill.
2524 (process_note_predictions): Kill unused variable.
2525 (block_info_def, edge_info_def): Use REAL_VALUE_TYPE instead of
2527 (propagate_freq): Use REAL_ARITHMETICS.
2528 (estimate_bb_frequencies): Likevise; init new static variables.
2529 * Makefile.in (predict.o): Add dependency on real.h
2531 2002-04-28 David S. Miller <davem@redhat.com>
2534 * config/sparc/sparc.md (prefetch): Emit properly for 32-bit vs.
2535 64-bit TARGET_V9. Do not use prefetch page, use prefetch for
2536 several {reads,writes} instead.
2537 * config/sparc/sparc.h (PREFETCH_BLOCK, SIMULTANEOUS_PREFETCHES):
2540 2002-04-27 David S. Miller <davem@redhat.com>
2543 * config/sparc/linux64.h (MD_FALLBACK_FRAME_STATE_FOR): Be mindful
2546 * config/sparc/linux.h, config/sparc/linux64.h: Don't bother
2547 including signal.h and sys/ucontext.h, not needed.
2549 2002-04-29 Hans-Peter Nilsson <hp@bitrange.com>
2551 * varasm.c (output_constant_def): Correct test for not calling
2552 ENCODE_SECTION_INFO for INTEGER_CST.
2554 2002-04-29 Neil Booth <neil@daikokuya.demon.co.uk>
2556 * cppexp.c (lex): Move some code to _cpp_parse_expr, but
2557 keep most cases as function eval_token.
2558 (eval_token): New function.
2559 (_cpp_parse_expr): Read token here for improved diagnostics.
2560 Don't use op_as_text. Detect bad ':' here.
2561 (reduce): Don't detect bad ':' here.
2562 (op_as_text): Remove.
2563 * cpphash.h (_cpp_test_assertion): Change prototype.
2564 * cpplib.c (_cpp_test_assertion): Change prototype.
2566 2002-04-28 Richard Henderson <rth@redhat.com>
2569 * ggc-common.c (ggc_mark_rtx_children_1): Rename from...
2570 (ggc_mark_rtx_children): New.
2572 2002-04-28 Jakub Jelinek <jakub@redhat.com>
2575 * config/sparc/sparc.md (call + jump 32-bit peepholes): Disable jump
2576 after call peepholes for UltraSPARC.
2577 (call + jump 64-bit peepholes): Remove.
2579 2002-04-28 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
2582 * config/rs6000/rs6000.md (sCC patterns): Remove clobber and use
2583 result as temporary value.
2585 2002-04-28 Jakub Jelinek <jakub@redhat.com>
2588 * toplev.c (rest_of_compilation): Only run regrename and copy
2589 propagation if optimizing.
2591 2002-04-28 Jakub Jelinek <jakub@redhat.com>
2593 PR optimization/6475
2594 * reload1.c (alter_reg): Only call set_mem_expr if I is home pseudo
2595 register of REGNO_DECL (i).
2596 * Makefile.in (reload1.o): Add $(TREE_H).
2598 2002-04-28 Neil Booth <neil@daikokuya.demon.co.uk>
2600 * cppexp.c (lex): Update to use state.skip_eval.
2601 (struct op): Remove prio and flags members.
2602 (FLAG_BITS, FLAG_MASK, PRIO_SHIFT, EXTRACT_PRIO, EXTRACT_FLAGS,
2603 SHORT_CIRCUIT, RIGHT_ASSOC, ..._PRIO, op_to_prio): Remove.
2604 (LEFT_ASSOC): New macro.
2605 (optab): New table of operator priorities and flags.
2607 (_cpp_parse_expr): Clean up logic. Return bool. Use a
2608 malloc-ed parser stack.
2609 (reduce): New; reduce the operator stack.
2610 (_cpp_expand_op_stack): Expand the operator stack as necessary.
2611 * cpphash.h (struct op): Predeclare.
2612 (struct cpp_reader): New members op_stack, op_limit.
2613 (struct lexer_state): New member skip_eval.
2614 (_cpp_parse_expr): Update.
2615 (_cpp_expand_op_stack): New.
2616 * cpplib.c (do_if): Update.
2617 * cppinit.c (cpp_create_reader): Create op stack.
2618 (cpp_destroy): And destroy it.
2619 * cpplib.h (CPP_LAST_CPP_OP): Correct.
2620 (TTYPE_TABLE): Correct.
2622 2002-04-28 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
2625 * c-decl.c (duplicate_decls): Call merge_weak.
2626 * c-pragma.c (apply_pragma_weak): Warn about misuse.
2627 * output.h (merge_weak): Prototype merge_weak.
2628 * varasm.c (merge_weak): New function.
2629 (declare_weak): Make sure we don't give an error on VAR_DECLs.
2630 Mark RTL with SYMBOL_REF_WEAK.
2632 2002-04-27 Kurt Garloff <garloff@suse.de>
2634 * tree-inline.c (inlinable_function_p): Improve heuristics
2635 by using a smoother function to cut down allowable inlinable size.
2636 * param.def: Add parameters max-inline-insns-single,
2637 max-inline-slope, min-inline-insns that determine the exact
2638 shape of the above function.
2639 * param.h: Likewise.
2641 2002-04-26 Richard Henderson <rth@redhat.com>
2643 * c-parse.in (malloced_yyss, malloced_yyvs): New.
2644 (yyoverflow): Re-add. Set them.
2645 (free_parser_stacks): New.
2646 * c-common.h: Declare it.
2647 * c-lex.c (c_common_parse_file): Call it.
2649 2002-04-26 Richard Henderson <rth@redhat.com>
2651 * cfgrtl.c (tidy_fallthru_edge): Don't use next_real_insn
2652 for fallthru search.
2654 2002-04-26 Eric Christopher <echristo@redhat.com>
2656 PR optimization/3700
2657 * config/mips/mips.c (mips_issue_rate): Define. New function.
2658 (TARGET_SCHED_ISSUE_RATE): Use.
2660 2002-04-25 David S. Miller <davem@redhat.com>
2663 * reorg.c (optimize_skip): Do not allow exception causing
2664 instructions to be considered for delay slots.
2665 (fill_simply_delay_slots, fill_slots_from_thread): Likewise.
2666 (relax_delay_slots): Do not try to consider exception causing
2667 instructions as redundant.
2669 2002-04-26 Richard Henderson <rth@redhat.com>
2672 * c-typeck.c (build_unary_op) [CONVERT_EXPR]: Invoke non_lvalue.
2674 2002-04-26 Mark Mitchell <mark@codesourcery.com>
2677 * config/i386/i386.md (untyped_call): Return the value in a float
2678 register if TARGET_FLOAT_RETURNS_IN_80387, not just if
2681 2002-04-26 Alexandre Oliva <aoliva@redhat.com>
2683 * tree.c (tree_int_cst_lt): Compare constants whose types differ
2684 in unsigned-ness correctly.
2686 2002-04-26 John David Anglin <dave@hiauly1.hia.nrc.ca>
2688 * pa.h (FUNCTION_OK_FOR_SIBCALL): Don't do sibcalls when using the
2689 portable runtime model.
2691 2002-04-26 Richard Henderson <rth@redhat.com>
2693 * c-parse.in (yyoverflow): Revert.
2695 2002-04-26 David Edelsohn <edelsohn@gnu.org>
2696 Richard Henderson <rth@redhat.com>
2698 * config/rs6000/rs6000.md (sCC pattern): Remove clobber and use
2699 result as temporary value.
2701 2002-04-26 Richard Henderson <rth@redhat.com>
2704 * c-common.c (fix_string_type): Split out of ...
2705 (combine_strings): ... here. Take a varray, not a tree list.
2706 (c_expand_builtin_printf): Use fix_string_type.
2707 * c-common.h: Update decls.
2708 * c-parse.in (string): Remove. Update all uses to use STRING
2709 instead, and not call combine_strings.
2712 * c-typeck.c (simple_asm_stmt): Don't call combine_strings.
2713 (build_asm_stmt): Likewise.
2714 * objc/objc-act.c (my_build_string): Use fix_string_type.
2715 (build_objc_string_object): Build varray for combine_strings.
2717 2002-04-26 Bo Thorsen <bo@suse.co.uk>
2719 * config/i386/linux64.h (MD_FALLBACK_FRAME_STATE_FOR): Define for
2722 2002-04-26 Neil Booth <neil@daikokuya.demon.co.uk>
2724 * cppexp.c (CPP_UMINUS, CPP_UPLUS): New.
2725 (HAVE_NO_R_OPERAND): Remove.
2726 (HAVE_VALUE): Remove.
2727 (op_to_prio): Update.
2728 (UNARY): Don't alter flags.
2729 (_cpp_parse_expr): want_value used to indicate whether
2730 a number or unary operator is expected next. Distinguish
2731 unary and binary +/-.
2732 (op_as_text): Update for unary operators.
2734 2002-04-25 Richard Henderson <rth@redhat.com>
2737 * c-parse.in (yyoverflow): New.
2739 2002-04-25 Richard Henderson <rth@redhat.com>
2742 * c-common.c (shorten_compare): Simplfy conditions leading to
2743 the generation of a warning.
2745 2002-04-25 Richard Henderson <rth@redhat.com>
2748 * expmed.c (extract_bit_field): Fall through to generic code rather
2749 than aborting on subreg special case.
2751 2002-04-25 David S. Miller <davem@redhat.com>
2753 * config/sparc/sparc.h (FUNCTION_OK_FOR_SIBCALL): Add back check
2754 for DECL being NULL.
2756 2002-04-25 Steve Christiansen <smc@us.ibm.com>
2758 * doc/md.texi (Machine Constraints): Add IA-64 constraints.
2760 2002-04-25 Eric Botcazou <ebotcazou@multimania.com>
2762 * c-decl.c (grokdeclarator): Remove outdated ??? note
2763 on invalid declaration of flexible array members.
2765 2002-04-25 Richard Henderson <rth@redhat.com>
2767 * doc/invoke.texi: Document -gdwarf{,-2} vs debug level.
2769 2002-04-25 Ulrich Weigand <uweigand@de.ibm.com>
2771 * config/s390/s390.c (s390_emit_epilogue): Always restore registers
2772 needed by the compiler, even if they are used as global regs.
2774 2002-04-25 Matt Hiller <hiller@redhat.com>
2776 * mips.c (mips_class_max_nregs, mips_register_move_cost): New
2778 * mips.h (CLASS_MAX_NREGS, REGISTER_MOVE_COST): Redefine as calls
2779 of the corresponding functions.
2780 * mips-protos.h (mips_class_max_nregs, mips_register_move_cost):
2783 2002-04-25 Matt Hiller <hiller@redhat.com>
2785 * config/mips/mips.h (mips_sw_reg_names): Declare as extern.
2787 (ALL_COP_ADDITIONAL_REGISTER_NAMES): New macro.
2788 (FIRST_PSEUDO_REGISTER): Redefine considering coprocessor
2789 registers, adjust comment accordingly.
2790 (FIXED_REGISTERS, CALL_USED_REGISTERS, CALL_REALLY_USED_REGISTERS,
2791 reg_class, REG_CLASS_NAMES, REG_CLASS_CONTENTS, REGISTER_NAMES,
2792 DEBUG_REGISTER_NAMES, REG_ALLOC_ORDER): Adjust to include entries
2793 for coprocessor registers.
2794 (ADDITIONAL_REGISTER_NAMES): Include
2795 ALL_COP_ADDITIONAL_REGISTER_NAMES.
2797 (COP0_REG_FIRST, COP0_REG_LAST, COP0_REG_NUM,
2798 COP2_REG_FIRST, COP2_REG_LAST, COP2_REG_NUM,
2799 COP3_REG_FIRST, COP3_REG_LAST, COP3_REG_NUM,
2800 COP0_REG_P, COP2_REG_P, COP3_REG_P, ALL_COP_REG_P,
2801 COPNUM_AS_CHAR_FROM_REGNUM, COP_REG_CLASS_P): New macros.
2803 (mips_char_to_class): Adjust comment to include coprocessor
2806 * config/mips/mips.c (coprocessor_operand, coprocessor2_operand):
2808 (mips_reg_names, mips_regno_to_class): Include coprocessor
2810 (mips_sw_reg_names): Ditto, make non-static.
2811 (mips_move_1word): Handle moves to and from coprocessor registers.
2812 (mips_move_2words): Handle moves to and from coprocessor
2814 (mips_class_max_nregs, mips_register_move_cost): Handle
2815 coprocessor register classes.
2816 (override_options): Initialize mips_char_to_class and
2817 mips_hard_regno_mode_ok properly for coprocessor registers.
2819 * config/mips/mips.md (movdi_internal, movdi_internal2,
2820 movsi_internal1, movsi_internal2): Add constraint-sets for
2821 coprocessor registers.
2822 * testsuite/gcc.c-torture/mipscop-1.c: New testcase.
2823 * testsuite/gcc.c-torture/mipscop-1.x: Disable above if target
2825 * testsuite/gcc.c-torture/mipscop-2.c: New testcase.
2826 * testsuite/gcc.c-torture/mipscop-2.x: Disable above if target
2828 * testsuite/gcc.c-torture/mipscop-3.c: New testcase.
2829 * testsuite/gcc.c-torture/mipscop-3.x: Disable above if target
2831 * testsuite/gcc.c-torture/mipscop-4.c: New testcase.
2832 * testsuite/gcc.c-torture/mipscop-4.x: Disable above if target
2835 * doc/tm.texi: Document feature.
2837 2002-04-25 Neil Booth <neil@daikokuya.demon.co.uk>
2839 * integrate.c (function_attribute_inlinable_p): Simplify.
2840 Check the table pointer is not NULL.
2842 2002-04-25 Steven Bosscher <S.Bosscher@student.tudelft.nl>
2844 * doc/c-tree.texi: Fix typo in introduction.
2846 2002-04-25 Neil Booth <neil@daikokuya.demon.co.uk>
2848 * c-common.h (c_common_parse_file): Update.
2849 * c-lang.c (LANG_HOOKS_SET_YYDEBUG): Remove.
2850 * c-lex.c (YYDEBUG): Get from c-lex.h.
2851 (c_common_parse_file): Update.
2852 * c-lex.h (YYDEBUG, yydebug): New.
2853 * c-parse.in (YYDEBUG): Get from c-lex.h.
2854 (c_set_yydebug): Remove.
2855 * c-tree.h (c_set_yydebug): Remove.
2856 * langhooks-def.h (lhd_do_nothing_i): New.
2857 (lhd_set_yydebug, LANG_HOOKS_SET_YYDEBUG): Remove.
2858 (LANG_HOOKS_PARSE_FILE, LANG_HOOKS_INITIALIZER): Update.
2859 * langhooks.c (lhd_do_nothing_i): New.
2860 (lhd_set_yydebug): Remove.
2861 * langhooks.h (struct lang_hooks): Update.
2862 * toplev.c (set_yydebug): New.
2863 (compile_file): Update call to parse_file hook.
2864 (decode_d_option): Update.
2866 * objc-lang.c (LANG_HOOKS_SET_YYDEBUG): Remove.
2868 Wed Apr 24 23:45:37 2002 J"orn Rennecke <joern.rennecke@superh.com>
2870 * loop.c (load_mems): Don't change the interface of called functions.
2872 * calls.c (expand_call): Take current_function_pretend_args_size
2873 into account when setting argblock for sibcalls.
2875 2002-04-24 Matt Hiller <hiller@redhat.com>
2877 * cpplex.c: Remove conditional #undef of MULTIBYTE_CHARS.
2880 * cpplex.c (skip_line_comment): Process comment one multibyte
2881 character at a time rather than one char at a time, if
2883 (parse_string): Process string one multibyte character at a time
2884 rather than one char at a time, if appropriate.
2885 * c-lex.c (lex_string): Lex and copy multibyte strings
2887 * cpplib.h (cppchar_t): Change to unsigned.
2889 2002-04-24 Richard Henderson <rth@redhat.com>
2892 * c-decl.c (grokdeclarator): Don't pedwarn variable sized arrays
2895 Wed Apr 24 21:51:54 2002 J"orn Rennecke <joern.rennecke@superh.com>
2897 * sh.c (sh_va_arg): If argument was passed by reference,
2898 dereference the pointer.
2900 * sh.h (PIC_OFFSET_TABLE_REGNUM): Conditionalize on flag_pic.
2902 * sh.md (divsi3_i4_media): Use match_operand for input values
2903 rather than hard registers.
2904 (divsi3 - TARGET_SHMEDIA_FPU case): Don't ferry values
2905 unnecessarily through hard registers. Keep copies of pseudo
2906 registers outside of the libcall sequence.
2908 * sh.md (casesi_shift_media): Add modes.
2910 * sh.h (RETURN_IN_MEMORY): Return variable size BLKmode
2913 2002-04-24 Neil Booth <neil@daikokuya.demon.co.uk>
2915 * attribs.c (c_common_attribute_table): Move table and handlers
2917 (format_attribute_table, lang_attribute_table,
2918 lang_attribute_common): Remove.
2919 (init_attributes): Replace NULL pointers with pointers to the
2921 (handle_packed_attribute, handle_nocommon_attribute,
2922 handle_common_attribute, handle_noreturn_attribute,
2923 handle_noinline_attribute, handle_always_inline_attribute,
2924 handle_used_attribute, handle_unused_attribute,
2925 handle_const_attribute, handle_transparent_union_attribute,
2926 handle_constructor_attribute, handle_destructor_attribute,
2927 handle_mode_attribute, handle_section_attribute,
2928 handle_aligned_attribute, handle_weak_attribute,
2929 handle_alias_attribute, handle_visibility_attribute,
2930 handle_no_instrument_function_attribute, handle_malloc_attribute,
2931 handle_no_limit_stack_attribute, handle_pure_attribute,
2932 handle_deprecated_attribute, handle_vector_size_attribute,
2933 vector_size_helper): Move to c-common.c.
2934 * c-common.c (c_common_attribute_table,
2935 handle_packed_attribute, handle_nocommon_attribute,
2936 handle_common_attribute, handle_noreturn_attribute,
2937 handle_noinline_attribute, handle_always_inline_attribute,
2938 handle_used_attribute, handle_unused_attribute,
2939 handle_const_attribute, handle_transparent_union_attribute,
2940 handle_constructor_attribute, handle_destructor_attribute,
2941 handle_mode_attribute, handle_section_attribute,
2942 handle_aligned_attribute, handle_weak_attribute,
2943 handle_alias_attribute, handle_visibility_attribute,
2944 handle_no_instrument_function_attribute, handle_malloc_attribute,
2945 handle_no_limit_stack_attribute, handle_pure_attribute,
2946 handle_deprecated_attribute, handle_vector_size_attribute,
2947 vector_size_helper): Move from attribs.c.
2948 * c-common.h (c_common_attribute_table,
2949 c_common_format_attribute_table): New.
2950 * c-lang.c (LANG_HOOKS_COMMON_ATTRIBUTE_TABLE,
2951 LANG_HOOKS_FORMAT_ATTRIBUTE_TABLE): Redefine.
2952 * langhooks-def.h (LANG_HOOKS_FORMAT_ATTRIBUTE_TABLE,
2953 LANG_HOOKS_COMMON_ATTRIBUTE_TABLE, LANG_HOOKS_ATTRIBUTE_TABLE): New.
2954 (LANG_HOOKS_INITIALIZER): Update.
2955 * langhooks.h (struct lang_hooks): 3 new attribute hooks.
2956 * target-def.h (TARGET_ATTRIBUTE_TABLE): Default to NULL.
2957 * target.h: Update comment.
2958 * tree.c (default_target_attribute_table): Remove.
2959 * tree.h (default_target_attribute_table, format_attribute_table,
2960 lang_attribute_table, lang_attribute_common): Remove.
2962 * objc-lang.c (LANG_HOOKS_COMMON_ATTRIBUTE_TABLE,
2963 LANG_HOOKS_FORMAT_ATTRIBUTE_TABLE): Redefine.
2965 2002-04-24 Jason Merrill <jason@redhat.com>
2967 * dwarf2.h (enum dwarf_attribute): Add DW_AT_GNU_vector.
2968 * dwarf2out.c (dwarf_attr_name): Support it.
2969 (gen_array_type_die): Emit it.
2970 (lookup_type_die): No special handling for VECTOR_TYPE.
2971 (gen_type_die): Hand VECTOR_TYPE off to gen_array_type_die.
2973 2002-04-24 Richard Henderson <rth@redhat.com>
2975 * config/mips/mips.md (movdi_usd): Renumber.
2977 2002-04-24 David S. Miller <davem@redhat.com>
2980 * config/sparc/sparc.h (FUNCTION_OK_FOR_SIBCALL): Return false if
2981 32-bit Sparc and current_function_returns_struct is true.
2983 Wed Apr 24 13:48:25 CEST 2002 Jan Hubicka <jh@suse.cz>
2985 * loop.c (canonicalize_condition): Use gen_int_mode.
2987 2002-04-24 Aldy Hernandez <aldyh@redhat.com>
2989 * config/rs6000/altivec.h: Cleanup file. Add non individual
3011 (vec_vcmpequb): New.
3012 (vec_vcmpequh): New.
3013 (vec_vcmpequw): New.
3014 (vec_vcmpeqfp): New.
3015 (vec_vcmpgefp): New.
3016 (vec_vcmpgtub): New.
3017 (vec_vcmpgtsb): New.
3018 (vec_vcmpgtuh): New.
3019 (vec_vcmpgtsh): New.
3020 (vec_vcmpgtuw): New.
3021 (vec_vcmpgtsw): New.
3022 (vec_vcmpgtfp): New.
3023 (vec_vcmpgefp): New.
3028 (vec_vexptefp): New.
3033 (vec_lde): Add vector float variant.
3038 (vec_vmhaddshs): New.
3060 (vec_vmladduhm): New.
3061 (vec_vmhraddshs): New.
3063 (vec_vmsummbm): New.
3064 (vec_vmsumuhm): New.
3065 (vec_vmsumshm): New.
3066 (vec_vmsumuhs): New.
3067 (vec_vmsumshs): New.
3076 (vec_vnmsubfp): New.
3094 (vec_vrsqrtefp): New.
3105 (vec_vspltisb): New.
3106 (vec_vspltish): New.
3107 (vec_vspltisw): New.
3132 (vec_vsum4ubs): New.
3133 (vec_vsum4sbs): New.
3134 (vec_vsum4shs): New.
3135 (vec_vsum2sws): New.
3146 2002-04-23 Eric Botcazou <ebotcazou@multimania.com>
3149 * fold-const.c (split_tree): Add MINUS_LITP parameter; separate
3150 added literals from substracted literals.
3151 (associate_trees): Don't convert MINUS_EXPR into PLUS_EXPR.
3152 (fold) [associate]: Preserve MINUS_EXPR if needed.
3154 2002-04-23 Zack Weinberg <zack@codesourcery.com>
3156 * doc/install.texi: Clarify which versions of alpha*-dec-osf*
3159 2002-04-23 Tom Tromey <tromey@redhat.com>
3161 * gcc.c: Added --resource. For PR java/6314.
3163 2002-04-23 David O'Brien <obrien@FreeBSD.org>
3165 * cp/g++spec.c: Use profiled libstdc++ and libm with -p/-pg.
3166 * config/freebsd.h (MATH_LIBRARY_PROFILE): Use the _p verions of
3169 2002-04-23 David O'Brien <obrien@FreeBSD.org>
3171 * config/freebsd.h(OBJECT_FORMAT_ELF): Define.
3173 Tue Apr 23 14:24:25 CEST 2002 Jan Hubicka <jh@suse.cz>
3175 * i386.c (ix86_output_addr_diff_elt): Avoid x86_64 binutils bug
3177 (ix86_expand_int_movcc): Avoid x86_64 compilation chrash.
3178 (ix86_expand_clrstr): Fix typo.
3179 * loop.c (gen_load_of_final_value): New.
3180 (loop_givs_rescan, strength_reduce, check_dbra_loop):
3183 2002-04-23 Roger Sayle <roger@eyesopen.com>
3185 * builtins.c (builtin_memset_gen_str): New function.
3186 (expand_builtin_memset): Optimize the case of constant length, but
3189 2002-04-23 Aldy Hernandez <aldyh@redhat.com>
3191 * config/rs6000/altivec.h (vec_step): Remove extraneous
3193 (vec_ctu): Cast return.
3195 2002-04-23 Alan Modra <amodra@bigpond.net.au>
3198 * function.h: (struct function): Add profile_label_no field.
3199 (current_function_profile_label_no): Define.
3200 * function.c: (profile_label_no): New static var.
3201 (expand_function_start): Increment it, and copy to
3202 current_function_profile_label_no.
3203 * output.h (profile_label_no): Delete.
3204 * final.c (profile_label_no): Delete.
3205 (profile_function): Use current_function_profile_label_no.
3206 (final_end_function): Don't increment profile_label_no here.
3207 * config/i386/i386.c (ix86_osf_output_function_prologue): Replace
3208 profile_label_no with current_function_profile_label_no.
3209 * config/pa/pa.c (current_function_number): Delete.
3210 (pa_output_function_prologue): Don't output profile label here.
3211 (hppa_profile_hook): Use label_no param rather than
3212 current_function_number.
3213 (FUNC_BEGIN_PROLOG_LABEL): Move to ..
3214 * config/pa/pa.h: .. here.
3215 (FUNCTION_PROFILER): Output profile label here.
3217 2002-04-22 Eric Christopher <echristo@redhat.com>
3219 * config/mips/mips.h (ASM_OUTPUT_ALIGNED_DECL_COMMON): Revert
3220 patch of 2002-04-09 due to binutils issues.
3221 (FUNCTION_ARG_REGNO_P): Ensure even numbered float register.
3223 2002-04-22 Aldy Hernandez <aldyh@redhat.com>
3225 * config/rs6000/rs6000.md ("*movv4si_internal"): Change 'm'
3226 constraint to 'o' for m=r and r=m alternatives.
3227 ("*movv8hi_internal1"): Same.
3228 ("*movv16qi_internal1"): Same.
3229 ("*movv4sf_internal1"): Same.
3231 2002-04-22 Janis Johnson <janis187@us.ibm.com>
3233 * rtl.h (RTX_FLAG): New macro.
3234 * emit-rtl.c (copy_most_rtx): Use macros to access rtx flags.
3235 * final.c (alter_subreg): Use macro to access rtx flag.
3236 * integrate.c (copy_rtx_and_substitute): Use new access macro.
3237 * print-rtl.c (print_rtx): Use new access macro.
3239 * cse.c (insert): Check rtx code before accessing flag.
3241 * genattrtab.c (ATTR_IND_SIMPLIFIED_P, ATTR_CURR_SIMPLIFIED_P,
3242 ATTR_PERMANENT_P, ATTR_EQ_ATTR_P): New.
3243 (attr_hash_add_string, attr_rtx_1, attr_copy_rtx, check_attr_test,
3244 convert_const_symbol_ref, make_canonical, make_alternative_compare,
3245 evaluate_eq_attr, attr_rtx_cost, simplify_test_exp_in_temp,
3246 simplify_test_exp, optimize_attrs, simplify_by_exploding,
3247 find_and_mark_used_attributes, unmark_used_attributes,
3248 add_values_to_cover, simplify_with_current_value,
3249 simplify_with_current_value_aux, clear_struct_flag, walk_attr_value,
3250 copy_rtx_unchanging, main): Use new access macros.
3252 2002-04-22 Tom Rix <trix@redhat.com>
3254 * expmed.c (init_expmed): Generate shifted constant once.
3256 2002-04-22 Zack Weinberg <zack@codesourcery.com>
3258 * c-lex.c (lex_charconst): Call convert to get constant in
3259 proper type; don't just smash the type field.
3262 * config.gcc: Add list of obsolete configurations. Disallow
3263 building these without --enable-obsolete.
3264 * doc/install.texi: Document --enable-obsolete and obsoletion
3265 policy. Mention obsoletion of individual targets in
3268 2002-04-22 Richard Henderson <rth@redhat.com>
3270 * config/sparc/sol2-bi.h (ASM_DEBUG_SPEC): New.
3272 2002-04-22 Mark Mitchell <mark@codesourcery.com>
3275 * function.c (fixup_memory_subreg): Add promoted_mode parameter.
3276 (walk_fixup_memory_subreg): Likewise.
3277 (fixup_var_refs_insn): Adjust accordingly.
3278 (fixup_var_refs_1): Likewise.
3280 2002-04-22 Ulrich Weigand <uweigand@de.ibm.com>
3282 * config/s390/linux.h: (LIBPATH_SPEC, LIBPATH_ARCH31_SPEC,
3283 LIBPATH_ARCH64_SPEC): Define.
3284 (EXTRA_SPECS): Add libpath, libpath_arch31, libpath_arch64.
3285 (STARTFILE_SPEC, ENDFILE_SPEC): Define; use libpath.
3286 (LINK_ARCH31_SPEC): Add libpath_arch31 to search path.
3287 (LINK_ARCH64_SPEC): Add libpath_arch64 to search path.
3289 2002-04-22 Joel Sherrill <joel@OARcorp.com>
3291 * gthr-rtems.h: Correct prototypes to remove warnings.
3293 2002-04-22 Richard Henderson <rth@redhat.com>
3296 * alias.c (canon_true_dependence): Special case (mem:blk (scratch)).
3298 * gcse.c (free_insn_expr_list_list): New.
3299 (clear_modify_mem_tables): Use it. Fix bit set usage.
3300 (canon_list_insert): Use EXPR_LISTs for expressions.
3301 (record_last_mem_set_info): Factor BLOCK_NUM (insn).
3303 2002-04-22 Neil Booth <neil@daikokuya.demon.co.uk>
3305 * cppfiles.c (_cpp_pop_file_buffer): Return void. Move
3306 file change and include code to _cpp_pop_buffer.
3307 * cpphash.h (struct pending_option): Predeclare.
3308 (struct cpp_reader): New member next_include_file.
3309 (_cpp_pop_file_buffer): Update.
3310 (_cpp_push_next_buffer): Update, rename.
3311 * cppinit.c (cpp_destroy): Free include chain and pending here.
3312 (cpp_finish_options): Simplify.
3313 (_cpp_push_next_buffer): Rename and clean up.
3314 * cpplib.c (cpp_pop_buffer): Move code from _cpp_pop_file_buffer.
3316 * cppmacro.c (cpp_scan_nooutput): Set return_at_eof here.
3318 2002-04-22 Aldy Hernandez <aldyh@redhat.com>
3320 * config/rs6000/altivec.h (vec_xor): Add variant for both args
3321 being vector signed int.
3323 (vec_xor): Add variant for both args being vector signed char.
3324 Remove redundant variant.
3327 2002-04-21 David S. Miller <davem@redhat.com>
3329 * config/sparc/sparc.md (set then compare DI mode peephole2): Fix
3330 compare mode in output RTL.
3332 2002-04-22 David Edelsohn <edelsohn@gnu.org>
3334 * config/rs6000/rs6000.c (rs6000_override_options): Correct
3335 style and formatting of previous patch.
3337 2002-04-22 Alan Modra <amodra@bigpond.net.au>
3339 * config/rs6000/rs6000.c (rs6000_override_options): Always clear
3340 flag_pic for ABI_AIX.
3342 2002-04-21 Neil Booth <neil@daikokuya.demon.co.uk>
3344 * cppexp.c (struct op, parse_number): Replace U_CHAR with uchar.
3345 * cppfiles.c (read_include_file): Similarly.
3346 * cpphash.h (DSC, U_CHAR, ustrcmp, ustrncmp, ustrlen,
3347 uxstrdup ustrchr, ufputs): Similarly.
3348 * cppinit.c (TRIGRAPH_MAP, cpp_destroy): Similarly.
3349 * cpplex.c (parse_slow, unescaped_terminator_p, save_comment,
3350 cpp_ideq, parse_identifier, parse_number): Similarly.
3351 * cpplib.c (struct directive, dequote_string, D, run_directive,
3352 cpp_push_buffer): Similarly.
3353 * cppmacro.c (new_string_token, builtin_macro, cpp_quote_string,
3354 _cpp_create_definition, check_trad_stringification,
3355 cpp_macro_definition): Similarly.
3357 2002-04-21 Neil Booth <neil@daikokuya.demon.co.uk>
3359 * cppmacro.c (funlike_invocation_p): Don't step back
3362 2002-04-21 David Edelsohn <edelsohn@gnu.org>
3364 * config/rs6000/rs6000.c (output_profile_hook): Do not increment
3367 2002-04-20 Joseph S. Myers <jsm28@cam.ac.uk>
3369 * doc/invoke.texi: Remove Chill references.
3370 * doc/gcc.texi: Update last modified date.
3372 2002-04-20 Kazu Hirata <kazu@hxi.com>
3374 * config/h8300/lib1funcs.asm (___mulsi3): Remove unnecessary
3375 push and pop. Replace add.l with add.w.
3377 2002-04-20 Toshiyasu Morita <toshiyasu.morita@hsa.hitachi.com>
3379 * config/h8300/lib1funcs.asm (___mulsi3): Use hardware
3380 multiply instructions for H8/300H case.
3382 2002-04-20 Toshiyasu Morita <toshiyasu.morita@hsa.hitachi.com>
3384 * config/h8300/lib1funcs.asm (___cmpsi2, ___ucmpsi2):
3385 Bum three instructions from each routine.
3387 2002-04-20 Neil Booth <neil@daikokuya.demon.co.uk>
3389 * Makefile.in: Update.
3390 * decl.c (push_c_function_context, pop_c_function_context,
3391 mark_c_function_context): Rename for consistency.
3392 * c-objc-common.c (c_objc_common_init): Langhooks set elsewhere.
3393 * c-tree.h (push_c_function_context, pop_c_function_context,
3394 mark_c_function_context): Rename for consistency.
3395 * c-lang.c (LANG_HOOKS_FUNCTION_ENTER_NESTED,
3396 LANG_HOOKS_FUNCTION_LEAVE_NESTED, LANG_HOOKS_FUNCTION_MARK): Redefine.
3397 * function.c (init_lang_status, save_lang_status,
3398 restore_lang_status, mark_lang_status, free_lang_status):
3399 Move to langhooks.h.
3400 (push_function_context_to, pop_function_context_from,
3401 free_after_parsing, prepare_function_start, ggc_mark_struct_function):
3403 * function.h (init_lang_status, save_lang_status,
3404 restore_lang_status, mark_lang_status, free_lang_status):
3405 Move to langhooks.h.
3406 * langhooks-def.h (LANG_HOOKS_FUNCTION_INIT,
3407 LANG_HOOKS_FUNCTION_FREE, LANG_HOOKS_FUNCTION_ENTER_NESTED,
3408 LANG_HOOKS_FUNCTION_LEAVE_NESTED, LANG_HOOKS_FUNCTION_MARK,
3409 LANG_HOOKS_FUNCTION_INITIALIZER): New.
3410 (LANG_HOOKS_INITIALIZER): Update.
3411 (lhd_do_nothing_f): New.
3412 * langhooks.h (struct lang_hooks_for_functions): New.
3413 (struct lang_hooks): New hooks.
3414 * langhooks.c (lhd_do_nothing_f): New.
3416 * objc-lang.c (LANG_HOOKS_FUNCTION_ENTER_NESTED,
3417 LANG_HOOKS_FUNCTION_LEAVE_NESTED, LANG_HOOKS_FUNCTION_MARK): Redefine.
3419 2002-04-19 David S. Miller <davem@redhat.com>
3421 * config/sparc/linux.h (MD_FALLBACK_FRAME_STATE_FOR): Define.
3422 * config/sparc/linux64.h (MD_FALLBACK_FRAME_STATE_FOR): Likewise.
3424 2002-04-19 Jakub Jelinek <jakub@redhat.com>
3426 PR optimization/3756
3427 * config/i386/i386.c (ix86_expand_int_movcc): Optimize
3428 x = ((int) y < 0) ? cst1 : cst2.
3430 2002-04-19 Jakub Jelinek <jakub@redhat.com>
3433 * function.c: Reapply patch for c/6358.
3434 (expand_function_end): Copy decl_rtl's mode, not
3435 current_function_return_rtx mode.
3437 2002-04-19 Joel Sherrill <joel@OARcorp.com>
3439 * config/rtems.h (STARTFILE_SPEC, ENDFILE_SPEC): Fix for non-ELF
3442 2002-04-19 Tom Tromey <tromey@redhat.com>
3444 * doc/install.texi (Specific): Update status of Solaris 2.8.
3447 2002-04-19 Andreas Schwab <schwab@suse.de>
3449 * real.c: Allow sizeof (REAL_VALUE_TYPE) > 2*NE.
3450 (PUT_REAL): Restore old definition.
3452 2002-04-19 Dan Nicolaescu <dann@godzilla.ics.uci.edu>
3453 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
3455 * doc/install.texi (Specific, sparc-sun-solaris2*): Mention that
3456 binutils 2.11.2 and higher generate smaller binaries than Sun's
3459 2002-04-19 Mark Mitchell <mark@codesourcery.com>
3462 * toplev.c (rest_of_compilation): Do not defer functions for which
3463 TREE_SYMBOL_REFERENCED has already been set.
3465 Fri Apr 19 15:53:03 CEST 2002 Jan Hubicka <jh@suse.cz>
3467 * i386.md (movsi_1, movhi_1): Force reload to use more flexible
3470 2002-04-19 Neil Booth <neil@daikokuya.demon.co.uk>
3472 * builtins.c: Include langhooks.h.
3473 (lang_type_promotes_to): Remove.
3474 (expand_builtin_va_arg): Use new hook.
3475 * c-common.c (c_common_nodes_and_builtins): Don't set hook.
3476 (simple_type_promotes_to): Move to c-typeck.c.
3477 * c-common.h (simple_type_promotes_to): Remove.
3478 * c-decl.c (duplicate_decls, grokdeclarator): Update.
3479 * c-format.c: Include langhooks.h.
3480 (check_format_types): Update.
3481 * c-tree.h (c_type_promotes_to): New.
3482 * c-typeck.c (c_type_promotes_to): Move from c-common.c.
3483 (type_lists_compatible_p): Update.
3484 * langhooks-def.h (lhd_type_promotes_to): New.
3485 (LANG_HOOKS_TYPE_PROMOTES_TO): New.
3486 (LANG_HOOKS_FOR_TYPES_INITIALIZER): Update.
3487 * langhooks.c (lhd_type_promotes_to): New.
3488 * langhooks.h (struct lang_hooks_for_types): New hook.
3489 * tree.h (lang_type_promotes_to): Remove.
3491 * objc-lang.c (LANG_HOOKS_TYPE_PROMOTES_TO): Redefine.
3493 2002-04-18 Richard Henderson <rth@redhat.com>
3495 * function.c: Revert patch for c/6358.
3497 2002-04-18 Richard Henderson <rth@redhat.com>
3499 * ifcvt.c (find_cond_trap): Handle cases with no proper THEN or JOIN
3500 blocks. Handle multiple references to the TRAP block. Handle
3501 non-adjacent THEN and OTHER blocks.
3503 2002-04-18 Richard Henderson <rth@redhat.com>
3505 * config/ia64/ia64.c (ia64_function_arg_pass_by_reference): Don't
3506 crash with no type for by-mode libcalls.
3508 * config/ia64/ia64.md (conditional_trap): Fix predicate polarity.
3510 2002-04-18 Bob Wilson <bob.wilson@acm.org>
3512 * config/xtensa/lib2funcs.S (__xtensa_libgcc_window_spill,
3513 __xtensa_nonlocal_goto): Use a syscall instructions to flush
3514 the register windows.
3516 2002-04-18 Zack Weinberg <zack@codesourcery.com>
3518 * real.h: Define REAL_VALUE_TYPE_SIZE as 96 or 160, as
3519 appropriate. Document need for extended precision even when
3520 MAX_LONG_DOUBLE_TYPE_SIZE is smaller. Define REAL_WIDTH here,
3521 based on REAL_VALUE_TYPE_SIZE. Use REAL_WIDTH to size
3522 REAL_VALUE_TYPE. Define CONST_DOUBLE_FORMAT here. Use #error
3523 instead of relying on later syntax error when REAL_WIDTH > 5.
3524 * real.c: Define NE based only on whether or not we have a
3525 full 128-bit extended type (not INTEL_EXTENDED_IEEE_FORMAT).
3526 Require sizeof(REAL_VALUE_TYPE) == 2*NE. Unconditionally
3527 define GET_REAL and PUT_REAL as simple memcpy operations; no
3528 need to byteswap or round.
3529 Use #error instead of #ifdef-ing out the entire file, for
3530 prompt error detection.
3532 * rtl.c, gengenrtl.c: No need to calculate CONST_DOUBLE_FORMAT here.
3534 2002-04-18 David S. Miller <davem@redhat.com>
3536 * config/sparc/sparc.h (BRANCH_COST): Define.
3538 * fold-const.c (BRANCH_COST): Don't provide default here, expr.h
3541 2002-04-18 Hans-Peter Nilsson <hp@bitrange.com>
3543 * flow.c (update_life_info): Ignore return value of cleanup_cfg.
3544 Mask out PROP_SCAN_DEAD_CODE | PROP_KILL_DEAD_CODE in
3545 propagate_block calls after relaxation loop using new variable
3546 stabilized_prop_flags.
3548 2002-04-18 Richard Henderson <rth@redhat.com>
3550 * config/ia64/ia64.c (ia64_function_arg_pass_by_reference): New.
3551 (ia64_va_arg): Expect variable sized types by reference.
3552 * config/ia64/ia64-protos.h: Update.
3553 * config/ia64/ia64.h (FUNCTION_ARG_PASS_BY_REFERENCE): Use
3554 ia64_function_arg_pass_by_reference.
3556 2002-04-18 Richard Henderson <rth@redhat.com>
3558 * ifcvt.c: Include except.h.
3559 (block_has_only_trap): Break out from find_cond_trap.
3560 (find_cond_trap): Use it. Always delete the trap block.
3561 (merge_if_block): Allow then block null. Be less simplistic about
3562 what insns can end a block.
3563 * Makefile.in (ifcvt.o): Depend on except.h.
3565 * config/ia64/ia64.md (trap, conditional_trap): New.
3567 2002-04-18 Jakub Jelinek <jakub@redhat.com>
3570 * function.c (assign_parms): Assign hard current_function_return_rtx
3572 (expand_function_end): ...not here.
3574 2002-04-18 Neil Booth <neil@daikokuya.demon.co.uk>
3576 * c-lang.c (LANG_HOOKS_INCOMPLETE_TYPE_ERROR): Redefine.
3577 * c-tree.h (c_incomplete_type_error): New.
3578 * c-typeck.c (require_complete_type, build_component_ref): Update.
3579 (incomplete_type_error): Rename.
3580 * langhooks-def.h (lhd_incomplete_type_error): New.
3581 (LANG_HOOKS_INCOMPLETE_TYPE_ERROR): New.
3582 (LANG_HOOKS_FOR_TYPES_INITIALIZER): Update.
3583 * langhooks.c (lhd_incomplete_type_error): New.
3584 * langhooks.h (struct lang_hooks_for_types): New hook.
3585 * tree.c (size_in_bytes): Use new hook.
3586 * tree.h (incomplete_type_error): Remove.
3588 * objc-lang.c (LANG_HOOKS_INCOMPLETE_TYPE_ERROR): Redefine.
3590 2002-04-18 Zack Weinberg <zack@codesourcery.com>
3592 * config/arc/arc.md: Remove #if HOST_FLOAT_FORMAT !=
3593 TARGET_FLOAT_FORMAT blocks.
3595 2002-04-18 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
3597 * doc/install.texi (Downloading the source): Do not mention Chill
3598 any longer, but mention Ada.
3599 (Configuration): Do not mention Chill any longer.
3601 2002-04-18 Hans-Peter Nilsson <hp@axis.com>
3603 * config/cris/cris.h (TARGET_VERSION): Remove local version number.
3605 Thu Apr 18 17:14:08 CEST 2002 Jan Hubicka <jh@suse.cz>
3607 * i386.h (SSE_FLOAT_MODE_P): Fix bogus conflict resolution
3610 2002-04-18 Jakub Jelinek <jakub@redhat.com>
3612 * fold-const.c (fold): Use (*lang_hooks.types.unsigned_type)
3613 instead of unsigned_type.
3615 Thu Apr 18 15:49:12 CEST 2002 Jan Hubicka <jh@suse.cz>
3617 * i386.h (SSE_FLOAT_MODE_P): Kill bogus TARGET_SSE_MATH check.
3618 * i386.md (sse_mov?fcc*): Swap operands for cases they will be swapped
3621 2002-04-18 Bernd Schmidt <bernds@redhat.com>
3623 * attribs.c (vector_type_node_list): New static variable.
3624 (handle_vector_size_attribute): Use it to avoid generating a
3625 new type node each time we are called.
3627 * combine.c (subst): Avoid trying to make a vector mode subreg of
3628 an integer constant.
3629 (gen_lowpart_for_combine): Likewise.
3631 2002-04-18 Roger Sayle <roger@eyesopen.com>
3632 Jakub Jelinek <jakub@redhat.com>
3634 * fold-const.c (fold) [NOP_EXPR]: Convert (T)(x&c) into ((T)x&(T)c)
3635 for integer constant c (if x has unsigned type or sign bit is not
3636 set in c). This folds the zero/sign extension into the bit-wise and
3639 2002-04-18 Jakub Jelinek <jakub@redhat.com>
3642 * config/i386/i386.md (movsf_1): Use pxor only if TARGET_SSE2,
3645 2002-04-17 NIIBE Yutaka <gniibe@m17n.org>
3647 * config/sh/elf.h: Undefine ASM_OUTPUT_CASE_LABEL.
3649 2002-04-17 Nick Clifton <nickc@cambridge.redhat.com>
3651 * gcc.c (read_specs): Detect and fail if an attempt is made to
3652 rename a spec string to an already existing string.
3654 2002-04-17 Ulrich Weigand <uweigand@de.ibm.com>
3656 * config/s390/s390.c (legitimize_pic_address): Do not generate
3657 illegal address constant without CONST.
3659 2002-04-17 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3661 * sparc/linux64.h (CC1_SPEC): Error for -m32 and -m64.
3662 * sparc/netbsd-elf.h (CC1_SPEC32, CC1_SPEC64): Likewise.
3664 2002-04-17 Ulrich Weigand <uweigand@de.ibm.com>
3666 PR optimization/6305
3667 * config/s390/s390.c (s390_expand_plus_operand): Use find_replacement
3668 to make sure previous reloads are taken into account. Generate
3669 better code if one operand is an in-range immediate constant.
3671 2002-04-16 Andrew Haley <aph@cambridge.redhat.com>
3673 * doc/install.texi (Building): libgcj requires GNU make.
3675 2002-04-17 Jakub Jelinek <jakub@redhat.com>
3678 * config/sparc/sparc.md (movtf reg<-reg split): Allow spliting
3679 even if hard quad and register is not floating.
3680 (movtf reg<-mem split): Disallow splitting if hard quad and
3681 register is floating.
3682 (movtf mem<-reg split): Likewise.
3683 * config/sparc/sparc.c (fp_register_operand): New predicate.
3684 * config/sparc/sparc.h (PREDICATE_CODES): Add fp_register_operand.
3686 2002-04-17 Zack Weinberg <zack@codesourcery.com>
3688 * Makefile.in (PROTO_OBJS): Add cppdefault.o.
3689 (protoize.o): Take $(PREPROCESSOR_DEFINES) off command line.
3690 (unprotoize.o): Ditto. Build from protoize.c. Define
3691 UNPROTOIZE on command line.
3692 * protoize.c: Include cppdefault.h. Delete include_defaults.
3693 (in_system_include_dir): Use cpp_include_defaults (defined in
3695 * unprotoize.c: Delete file.
3697 2002-04-17 Aldy Hernandez <aldyh@redhat.com>
3699 * config/rs6000/altivec.h (vec_ld): Add array variants.
3703 2002-04-17 Alan Matsuoka <alanm@redhat.com>
3704 Aldy Hernandez <aldyh@redhat.com>
3706 * config/rs6000/altivec.h: Define __ALTIVEC__.
3713 Add parentheses to all macro arguments.
3715 2002-04-16 Richard Henderson <rth@redhat.com>
3718 * except.c (remove_eh_handler): Insert inner regions at beginning
3719 of sibling chain. Refactor expressions.
3721 2002-04-16 Richard Henderson <rth@redhat.com>
3723 * config/sparc/sol2-bi.h (AS_SPARC64_FLAG): New.
3724 * config/sparc/sol2-gas-bi.h: New file.
3725 * config.gcc (sparc*-solaris): Add it as needed.
3726 * configure.in (AS_SPARC64_FLAG): Remove check.
3727 * config.in, configure: Regenerate.
3729 * config/sparc/sol2-bi.h (CC1_SPEC): Error for -m32 and -m64.
3731 2002-04-16 Richard Henderson <rth@redhat.com>
3733 * config/mips/mips.c (override_options): Don't override N32 for
3737 * config/mips/mips.md (can_delay): Split out of existing define_delays.
3738 (HILO_delay): Set can_delay false.
3740 2002-04-16 Dale Johannesen <dalej@apple.com>
3742 * config/rs6000/rs6000.c (rs6000_output_function_prologue): Compute
3743 instruction addresses.
3744 (rs6000_output_function_epilogue): Likewise.
3746 2002-04-16 Paolo Carlini <pcarlini@unitus.it>
3748 * c-parse.in (poplevel, compstmt_start,
3749 compstmt_primary_start): Add ending ';', in accordance
3752 2002-04-16 Richard Henderson <rth@redhat.com>
3754 * config.gcc (sparcv9-solaris): Configure for 64-bit default.
3755 Adjust tm_file order to get TARGET_DEFAULT set properly.
3756 (sparc-solaris): Configure 2.[78] for 64-bit multilibs.
3757 * doc/install.texi (sparc-solaris): Update.
3759 2002-04-16 Dale Johannesen <dalej@apple.com>
3761 * config/rs6000/rs6000.c (rs6000_emit_cmove): Fail if modes of
3762 comparison operands do not match each other or if modes of
3763 conditions do not match result.
3765 2002-04-16 Hartmut Penner <hpenner@de.ibm.com>
3768 * config/s390/s390.md (mulsidi3): Set both subregs of the
3771 2002-04-16 Aldy Hernandez <aldyh@redhat.com>
3773 * config/rs6000/altivec.h (vec_addc): Type check.
3775 2002-04-16 Jakub Jelinek <jakub@redhat.com>
3778 * expr.c (store_expr): Don't copy if DECL_RTL (exp) == target.
3780 * expr.c (safe_from_p): Cleanup: use DECL_RTL_IF_SET.
3782 2002-04-15 Richard Henderson <rth@redhat.com>
3784 * config/mips/abi64.h (SUBTARGET_CONDITIONAL_REGISTER_USAGE): Set
3785 call_really_used_regs too.
3787 2002-04-15 Richard Henderson <rth@redhat.com>
3789 * config/alpha/gnu.h (CPP_PREDEFINES): Underscores for gnu_hurd.
3791 2002-04-15 David S. Miller <davem@redhat.com>
3793 * rtlanal.c (note_stores): Don't present PARALLEL SET_DESTs
3796 2002-04-16 Jakub Jelinek <jakub@redhat.com>
3799 * config/rs6000/rs6000.c (easy_vector_constant): Return 1 if the
3800 CONST_VECTOR is { 0, ... 0 }.
3802 2002-04-15 Loren J. Rittle <ljrittle@acm.org>
3804 * doc/install.texi (Installing GCC: Configuration): Clarify
3805 the only supported ways to configure gcc.
3807 2002-04-15 Roland McGrath <roland@frob.com>
3809 * config.gcc (alpha*-*-gnu*): New target configuration.
3810 * config/alpha/gnu.h: New file for it.
3811 * config/gnu.h (TARGET_MEM_FUNCTIONS): #undef before #define.
3813 2002-04-16 Mark Mitchell <mark@codesourcery.com>
3815 * c-common.h (STMT_EXPR_NO_SCOPE): New macro.
3816 * c-common.c (c_expand_expr): Respect STMT_EXPR_NO_SCOPE.
3817 * tree.h (expand_start_stmt_expr): Update prototype.
3818 * stmt.c (expand_start_stmt_expr): Add has_scope parameter.
3819 * tree-inline.c (expand_call_inline): Set STMT_EXPR_NO_SCOPE
3820 on the STMT_EXPR created for the inline function.
3822 2002-04-15 Richard Henderson <rth@redhat.com>
3824 * config/alpha/linux.h, config/arm/linux-elf.h, config/i370/linux.h,
3825 config/i386/linux-aout.h, config/i386/linux-oldld.h,
3826 config/i386/linux.h, config/i386/linux64.h, config/ia64/linux.h,
3827 config/m68k/linux-aout.h, config/m68k/linux.h, config/mips/linux.h,
3828 config/pa/pa-linux.h, config/pj/linux.h, config/s390/linux.h,
3829 config/sh/linux.h, config/sparc/linux-aout.h, config/sparc/linux.h,
3830 config/sparc/linux64.h, config/xtensa/linux.h (CPP_PREDEFINES):
3831 Define __gnu_linux__, not gnu_linux.
3832 * config/rs6000/sysv4.h (CPP_OS_GNU_SPEC): Likewise for gnu_hurd.
3834 2002-04-15 Mark Mitchell <mark@codesourcery.com>
3836 Remove Chill front end.
3837 * gcc.c (default_compilers): Remove Chill entries.
3838 * ch: Remove directory.
3839 * doc/frontends.texi: Remove information about Chill.
3840 * doc/sourcebuild.texi: Likewise.
3841 * doc/standards.texi: Likewise.
3843 2002-04-15 Douglas B Rupp <rupp@gnat.com>
3845 * config/alpha/vms.h (INCLUDE_DEFAULTS): Add /gnu/lib/gcc-lib/include.
3846 (LONGLONG_STANDALONE): Define.
3848 2002-04-15 David S. Miller <davem@redhat.com>
3850 * config/sparc/sparc.c (sparc_emit_float_lib_cmp):
3851 Call emit_library_call with LCT_NORMAL.
3852 (sparc_initialize_trampoline): Use LCT_foo instead of
3853 magic constant in emit_library_call invocations.
3854 (sparc64_initialize_trampoline): Likewise.
3855 (sparc_profile_hook): Likewise.
3856 * config/sparc/sparc.md: Likewise.
3858 * config/sparc/sparc.c (sparc_extra_constraint_check):
3859 Fix type of argument 'c'.
3860 * config/sparc/sparc-protos.h (sparc_extra_constraint_check):
3863 2002-04-15 Gabriel Dos Reis <gdr@merlin.codesourcery.com>
3865 * diagnostic.h (output_buffer_state): Redefine.
3866 (output_format_decoder): New macro.
3867 (output_prefixing_rule): Likewise.
3868 (output_line_cutoff): Likewise.
3869 (diagnostic_format_decoder): Adjust.
3870 (diagnostic_prefixing_rule): Likewise.
3871 (diagnostic_line_cutoff): Likewise.
3872 (diagnostic_state): Likewise.
3873 (diagnostic_kind_count): Likewise.
3874 (diagnostic_buffer): Now a macro.
3876 * diagnostic.c (diagnostic_buffer): Remove definition.
3877 (output_is_line_wrapping): Adjust.
3878 (set_real_maximum_length): Likewise.
3879 (output_set_maximum_length): Likewise.
3880 (init_output_buffer): Likewise.
3881 (lhd_print_error_function): Likewise.
3882 (output_do_verbatim): Likewise.
3884 2002-04-14 Neil Booth <neil@daikokuya.demon.co.uk>
3886 * cpperror.c (print_location): Don't print include chain
3888 (cpp_begin_message): Update to use DL_ macros.
3889 (cpp_ice, cpp_fatal, cpp_error_from_errno, cpp_warning,
3890 cpp_warning_with_line, cpp_pedwarn, cpp_pedwarn_with_line,
3891 cpp_notice, cpp_notice_from_errno): Remove.
3892 (cpp_error, cpp_error_with_line): Update to take a diagnostic
3895 * cppexp.c (CPP_ICE): Remove.
3896 (SYNTAX_ERROR, SYNTAX_ERROR2, parse_number, parse_defined,
3897 lex, integer_overflow, _cpp_parse_expr): Update.
3898 * cppfiles.c (read_include_file, find_include_file,
3899 handle_missing_header, _cpp_read_file, remap_filename): Update.
3900 * cpphash.h (enum error_type): Remove.
3901 (_cpp_begin_message): Update.
3902 * cppinit.c (append_include_chain, remove_dup_dirs, output_deps,
3903 cpp_handle_option, cpp_post_options): Update.
3904 * cpplex.c (trigraph_p, skip_escaped_newlines, skip_block_comment,
3905 skip_whitespace, parse_identifier, parse_slow, parse_string,
3906 _cpp_lex_direct, cpp_spell_token, maybe_read_ucs, cpp_parse_escape,
3907 cpp_interpret_charconst): Update.
3908 * cpplib.c (check_eol, directive_diagnostics, _cpp_handle_directive,
3909 lex_macro_node, do_undef, glue_header_name, parse_include,
3910 do_include_common, read_flag, do_line, do_linemarker, do_ident,
3911 cpp_register_pragma, do_pragma_once, do_pragma_system_header,
3912 do_pragma_poison, do_pragma_dependency, _cpp_do__Pragma, do_else,
3913 do_elif, do_endif, parse_answer, parse_assertion, do_assert,
3914 _cpp_pop_buffer, do_diagnostic): Update.
3915 * cpplib.h (DL_WARNING, DL_WARNING_SYSHDR, DL_PEDWARN, DL_ERROR,
3916 DL_FATAL, DL_ICE, DL_EXTRACT, DL_WARNING_P): New.
3917 (cpp_ice, cpp_fatal, cpp_error_from_errno, cpp_warning,
3918 cpp_warning_with_line, cpp_pedwarn, cpp_pedwarn_with_line,
3919 cpp_notice, cpp_notice_from_errno): Remove.
3920 (cpp_error, cpp_error_with_line): Update to take a diagnostic
3923 * cppmacro.c (builtin_macro, stringify_arg, paste_all_tokens,
3924 collect_args, enter_macro_context, save_parameter, parse_params,
3925 _cpp_create_definition, check_trad_stringification,
3926 cpp_macro_definition): Update.
3927 * cppmain.c (cpp_preprocess_file): Update.
3928 * fix-header.c (read_scan_file): Update.
3930 2002-04-14 Andreas Schwab <schwab@suse.de>
3932 * config/ia64/linux.h (CPP_PREDEFINES): Fix missing backslash.
3934 2002-04-14 Jeroen Dobbelaere <jeroen.dobbelaere@acunia.com>
3936 * config/arm/linux-elf.h (CPLUSPLUS_CPP_SPEC): Define.
3938 2002-04-13 Mark Mitchell <mark@codesourcery.com>
3940 * config/i386/gnu.h (CPP_PREDEFINES): Define __gnu_hurd__,
3943 2002-04-13 Hans-Peter Nilsson <hp@axis.com>
3945 * config/cris/linux.h (CRIS_CPP_SUBTARGET_SPEC): Fix typo.
3947 2002-04-13 Joel Sherrill <joel@OARcorp.com>
3949 * config/sparc/t-elf: Enable v8 multilibs. Impacts
3950 sparc-elf and sparc-rtems targets.
3952 2002-04-13 Mark Mitchell <mark@codesourcery.com>
3954 * alpha/linux.h: Define __gnu_linux__ wherever __linux__ is
3955 defined, and __gnu_hurd__ wherever __GNU__ is defined.
3956 * arm/linux-elf.h: Likewise.
3957 * cris/aout.h: Likewise.
3958 * cris/linux.h: Likewise.
3959 * i370/linux.h: Likewise.
3960 * i386/gnu.h: Likewise.
3961 * i386/linux-aout.h: Likewise.
3962 * i386/linux-oldld.h: Likewise.
3963 * i386/linux.h: Likewise.
3964 * i386/linux64.h: Likewise.
3965 * ia64/linux.h: Likewise.
3966 * m68k/linux-aout.h: Likewise.
3967 * m68k/linux.h: Likewise.
3968 * mips/linux.h: Likewise.
3969 * pa/pa-linux.h: Likewise.
3970 * pj/linux.h: Likewise.
3971 * rs6000/sysv4.h: Likewise.
3972 * s390/linux.h: Likewise.
3973 * sh/linux.h: Likewise.
3974 * sparc/linux-aout.h: Likewise.
3975 * sparc/linux.h: Likewise.
3976 * sparc/linux64.h: Likewise.
3977 * xtensa/linux.h: Likewise.
3979 2002-04-13 Richard Sandiford <rsandifo@redhat.com>
3981 * stmt.c (check_unique_operand_names): Expect operand names to
3982 be strings rather than identifiers. Use simple_cst_equal to
3984 (resolve_operand_name_1): Make same identifier to string change here.
3985 * c-parse.in (asm_operand): Convert a named operand into a string.
3986 * cp/parse.y (asm_operand): Likewise.
3988 2002-04-13 Andreas Schwab <schwab@suse.de>
3990 * config/ia64/ia64.h (CPP_SPEC): Include %(cpp_cpu).
3992 2002-04-12 Mark Mitchell <mark@codesourcery.com>
3994 Revert these changes:
3996 2002-04-06 Mark Mitchell <mark@codesourcery.com>
3999 * stor-layout.c (layout_decl): Reset the RTL for the decl.
4001 2002-04-12 Richard Henderson <rth@redhat.com>
4003 * config.gcc (sparcv9-*-solaris2): Default to 32-bit code.
4004 (sparc*-*-solaris): Clean up header files.
4005 * configure.in (AS_SPARC64_FLAG): Error out if can't find it
4006 and plan on generating 64-bit code.
4007 * toplev.c (decode_g_option): Remove LINKER_DOES_NOT_WORK_WITH_DWARF2.
4008 * config/sparc/sol2-64.h: Delete and reuse for default 64-bit code.
4009 * config/sparc/sol2-sld-64.h: Rename ...
4010 * config/sparc/sol2-bi.h: ... here. Remove the bits that checked
4011 for AS_SPARC64_FLAG not defined.
4012 * config/sparc/sol2-gld-bi.h: New.
4013 * config/sparc/sol2-sld.h: Remove.
4014 * config/sparc/sol26-sld.h: New.
4015 * config/sparc/sol2.h: Tidy comments.
4016 * doc/install.texi: Document sparc-solaris configury changes.
4018 2002-04-12 Richard Henderson <rth@redhat.com>
4020 * recog.c (offsettable_address_p): Match the logic in adjust_address.
4022 * config/sparc/sparc.h (LEGITIMIZE_RELOAD_ADDRESS): Handle TFmode
4023 in 64-bit mode only. Use only for 32-bit or MEDLOW.
4025 2002-04-12 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
4027 * config/alpha/osf.h (LINK_SPEC): Pass -S to silence ld warnings.
4029 Fri Apr 12 15:42:59 2002 Jeffrey A Law (law@redhat.com)
4031 * pa.c (pa_can_combine_p): Call extract_insn before calling
4034 2002-04-12 Douglas B Rupp <rupp@gnat.com>
4036 * config/i386/i386-interix.h (EH_FRAME_IN_DATA_SECTION): Define.
4037 (TARGET_ASM_NAMED_SECTION, RETURN_IN_MEMORY) Define.
4038 (DEFAULT_PCC_STRUCT_RETURN): Define as 0.
4039 (CPP_PREDEFINES): Handle __declspec.
4040 * config/i386/t-interix (USER_H): Remove.
4042 2002-04-12 DJ Delorie <dj@redhat.com>
4044 * integrate.c (compare_blocks): Make comparisons safe for when
4045 sizeof(int) < sizeof(char *).
4046 (find_block): Likewise.
4048 2002-04-12 Jan Hubicka <jh@suse.cz>
4049 David Edelsohn <edelsohn@gnu.org>
4051 * config/rs6000/rs6000.c (call_operand): Allow LINK and COUNT
4053 (symbol_ref_operand): New.
4054 * config/rs6000/rs6000.h (PREDICATE_CODES): Add symbol_ref_operand.
4055 * config/rs6000/rs6000.md (call_nonlocal_aix): Use symbol_ref_operand.
4057 2002-04-12 Andreas Schwab <schwab@suse.de>
4059 * config/ia64/ia64.h (ASM_SPEC): Moved from here ...
4060 * config/ia64/sysv4.h (ASM_SPEC): ... to here, so that it
4061 overrides the definition in config/svr4.h.
4063 2002-04-12 Eric Norum <eric.norum@usask.ca>
4065 * config/rtems.h, config/a29k/rtems.h, config/arm/rtems-elf.h,
4066 config/c4x/rtems.h, config/h8300/rtems.h, config/i386/rtems.h,
4067 config/i386/rtemself.h, config/i960/rtems.h, config/m68k/rtems.h,
4068 config/m68k/rtemself.h, config/mips/rtems.h, config/mips/rtems64.h,
4069 config/pa/rtems.h, config/rs6000/rtems.h, config/sh/rtems.h,
4070 config/sh/rtemself.h, config/sparc/rtems.h, config/sparc/rtemself.h,
4071 config/v850/rtems.h (*-rtems*): Cleanup pass to move common
4072 definitions to config/rtems.h and make the targets more similar.
4074 Fri Apr 12 08:06:54 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
4076 * expr.c (expand_assigment): Remove duplicate conversions #ifdef
4077 POINTERS_EXTEND_UNSIGNED.
4078 (store_constructor, expand_expr, case COMPONENT_REF): Likewise.
4079 (store_expr): Use TYPE_MODE (sizetype), not ptr_mode.
4081 * emit-rtl.c (widen_memory_access): Don't do anything if MEMOFFSET
4084 Fri Apr 12 12:11:26 2002 J"orn Rennecke <joern.rennecke@superh.com>
4086 * sh.c (calc_live_regs, sh_pr_n_sets): Use of PR_MEDIA_REG / PR_REG
4087 depends on TARGET_SHMEDIA, not TARGET_SH5.
4089 2002-04-12 Hans-Peter Nilsson <hp@bitrange.com>
4091 * function.c (fixup_var_refs_1) <SET, handling VAR in SET_SRC>:
4092 For paradoxical (subreg VAR), replace VAR, don't try the subreg.
4094 Fri Apr 12 10:51:38 2002 J"orn Rennecke <joern.rennecke@superh.com>
4096 * sh.c (broken_move): Constant 0. / 1. load is OK if there is
4099 2002-04-12 Andreas Schwab <schwab@suse.de>
4101 * config/ia64/ia64.h (EXTRA_SPECS): Fix missing backslash.
4103 2002-04-12 Richard Henderson <rth@redhat.com>
4106 * config/d30v/d30v.h (INIT_SECTION_ASM_OP): Don't undef.
4108 * flow.c (mark_used_reg): Manage reg_cond_dead properly for
4109 modes spanning multiple hard regs.
4111 * recog.c (peephole2_optimize): Rebuild jump labels as needed.
4113 2002-04-11 John David Anglin <dave@hiauly1.hia.nrc.ca>
4115 * pa.c (pa_output_function_prologue): Don't accumulate the total
4116 number of code bytes when using TARGET_64BIT, or gas, SOM and not
4117 the portable runtime.
4118 (output_deferred_plabels): Handle 64bit plabels.
4119 (output_cbranch): Use $PIC_pcrel$0 for pc relative relocations when
4120 generating pic code using the GAS assembler for object formats that
4121 are not SOM (ie., ELF32 and ELF64).
4122 (output_millicode_call): Check attribute type if attribute length is 28.
4123 Likewise use $PIC_pcrel$0. Only call get_attr_length and
4124 dbr_sequence_length once.
4125 (output_call): Likewise use $PIC_pcrel$0, and call get_attr_length and
4126 dbr_sequence_length once.
4127 * pa.h (TARGET_SOM): Define if not defined.
4128 * pa.md (pattern to load address of label): Likewise use $PIC_pcrel$0
4129 with GAS and not SOM.
4130 (jump, call_internal_reg, call_value_internal_reg): Likewise.
4131 * som.h (OBJ_SOM): Rename to TARGET_SOM. Undefine before defining.
4133 2002-04-11 David O'Brien <obrien@FreeBSD.org>
4135 * config/freebsd.h (NO_IMPLICIT_EXTERN_C, SCCS_DIRECTIVE): Give value.
4136 (DEFAULT_PCC_STRUCT_RETURN) Do not redefine.
4137 (USER_LABEL_PREFIX, HANDLE_SYSV_PRAGMA, IDENT_ASM_OP,
4138 DWARF2_DEBUGGING_INFO, DBX_DEBUGGING_INFO, PREFERRED_DEBUGGING_TYPE):
4139 elfos.h and dbxelf.h values are fine now.
4140 * config/i386/freebsd.h, config/alpha/freebsd.h
4141 (DEFAULT_PCC_STRUCT_RETURN): Define to 0.
4143 2002-04-11 David O'Brien <obrien@FreeBSD.org>
4145 * config/ia64/aix.h (CPP_PREDEFINES): Do not define _LP64/__LP64__
4146 or set Acpu or Amachine. Reformat.
4147 (ASM_SPEC, DONT_USE_BUILTIN_SETJMP, PROFILE_BEFORE_PROLOGUE): Do not
4149 (LINK_SPEC): Do not need to undef.
4150 * config/ia64/elf.h (ASM_EXTRA_SPEC): Define.
4151 * config/ia64/freebsd.h (LINK_SPEC): Do not need to undef.
4152 (ASM_SPEC, DONT_USE_BUILTIN_SETJMP, PROFILE_BEFORE_PROLOGUE): Do not
4154 * config/ia64/hpux.h (ASM_EXTRA_SPEC): Define.
4155 (ASM_SPEC): Do not define, use ASM_EXTRA_SPEC instead.
4156 (LINK_SPEC): Do not need to undef.
4157 (DONT_USE_BUILTIN_SETJMP): Do not define.
4158 * config/ia64/ia64.h (ASM_SPEC, ASM_EXTRA_SPEC): Add.
4159 (CPP_CPU_SPEC): Define _LP64, set Acpu and Amachine. Remove -Dia64.
4160 (DONT_USE_BUILTIN_SETJMP, PROFILE_BEFORE_PROLOGUE): Define.
4161 Remove trailing spaces.
4162 * config/ia64/linux.h (CPP_PREDEFINES): Do not define _LP64/__LP64__,
4163 __ELF__, or set Acpu or Amachine. Reformat.
4164 (ASM_SPEC, DONT_USE_BUILTIN_SETJMP, PROFILE_BEFORE_PROLOGUE): Do not
4167 2002-04-11 David O'Brien <obrien@FreeBSD.org>
4169 * config.gcc (ia64-*-freebsd*): Fix ordering of tm_files to match
4170 all other *-*-freebsd* targets.
4172 2002-04-11 Richard Henderson <rth@redhat.com>
4174 * config.gcc (alpha*-*-linux*ecoff): Detect and reject.
4176 2002-04-11 David O'Brien <obrien@FreeBSD.org>
4178 * config.gcc (alpha*-*-openbsd, alpha64-dec-*vms,alpha*-dec-*vms):
4179 Include {cpu}/{cpu}.h thru tm_file.
4180 (alpha*-*-linux*ecoff): Remove target.
4181 * config/alpha/elf.h (CPP_SUBTARGET_SPEC): Define __ELF__.
4182 (LINK_SPEC): Remove, is not OS independent.
4183 * config/alpha/freebsd.h (CPP_SPEC): Do not define __ELF__.
4184 (LINK_SPEC): Do not need to #undef any longer.
4185 * config/alpha/linux-ecoff.h (LINK_SPEC): Do not need to #undef
4187 * config/alpha/linux-elf.h (SUB_CPP_PREDEFINES): Do not define
4189 (LINK_SPEC): Moved here from alpha/elf.h.
4190 * config/alpha/linux.h (CPP_PREDEFINES): No longer consumer of
4192 * config/alpha/linux-ecoff.h: Remove.
4193 * config/alpha/netbsd.h (CPP_PREDEFINES): Do not define __ELF__.
4194 (CPP_SPEC): Define _POSIX_SOURCE as needed.
4195 (CPP_SUBTARGET_SPEC): Do not define.
4196 (LINK_SPEC): Do not need to #undef any longer.
4197 * config/alpha/openbsd.h: Do not directly include alpha/alpha.h.
4198 * config/alpha/vms.h: Likewise.
4200 2002-04-11 Richard Sandiford <rsandifo@redhat.com>
4202 * doc/extend.texi: Remove old claim that typedefs cannot have
4203 an alignment attribute.
4205 2002-04-11 Jakub Jelinek <jakub@redhat.com>
4207 PR optimization/6177
4208 * expr.c (expand_expr) [COMPONENT_REF]: Handle op0 CONCAT if
4209 bitpos is 0 and bitsize CONCAT size.
4211 2002-04-11 Jakub Jelinek <jakub@redhat.com>
4214 * combine.c (if_then_else_cond): Use trunc_int_for_mode on nz.
4216 2002-04-10 David O'Brien <obrien@FreeBSD.org>
4218 * config/alpha/freebsd.h: Minor reformatting.
4219 (CPP_SPEC): Define ELF and add cpp_subtarget.
4220 (ASM_SPEC): No longer needed.
4222 2002-04-11 Richard Henderson <rth@redhat.com>
4224 * config/sparc/sparc.md (movdi_insn_sp32): Add o/J alternative.
4225 (movdi_insn_sp32_v9): Likewise. Only allow stx with aligned memory.
4226 (dimode mem/zero splitter): New.
4228 2002-04-11 Hans-Peter Nilsson <hp@axis.com>
4230 * config/cris/cris.c (cris_override_options): Tweak error message
4231 for PIC not implemented.
4233 * config/cris/cris.h: Tweak comments related to parameter-passing.
4235 * t-cris (TARGET_LIBGCC2_CFLAGS): Don't -Dinhibit_libc here.
4237 2002-04-10 Richard Henderson <rth@redhat.com>
4239 * except.c (add_ehl_entry): Allow duplicates after landing pad
4242 2002-04-10 David Edelsohn <edelsohn@gnu.org>
4244 * config/rs6000/t-aix43 (SHLIB_NM_FLAGS): Add -X32_64.
4246 2002-04-10 Toon Moene <toon@moene.indiv.nluug.nl>
4248 * c-decl.c (c_init_decl_processing): Move generation of
4249 decls for g77_integer_type_node and friends from here ...
4250 * c-common.c (c_common_nodes_and_builtins): ... to here.
4252 2002-04-10 Ulrich Weigand <uweigand@de.ibm.com>
4254 * reload1.c (choose_reload_regs): HARD_FRAME_POINTER_REGNUM
4255 is only used as frame pointer when frame_pointer_needed is true.
4257 2002-04-10 Richard Earnshaw <rearnsha@arm.com>
4260 * arm.md (arm_movdi): Adjust neg_pool_range attribute to allow
4261 for the fact that the pool entry uses two words.
4262 (movdf_hard_insn): Similarly. Also, ADR instruction can span
4264 (movdf_soft_insn): Similarly.
4265 (movxf_hard_insn): Adjust neg_pool_range attribute to allow
4266 for the fact that the pool entry uses three words.
4268 2002-04-10 Richard Sandiford <rsandifo@redhat.com>
4270 * config/mips/mips.c (mips_va_arg): When using the struct version
4271 of the EABI va_list, allow arguments in the register save area to
4272 take up less room than a stack argument.
4274 2002-04-10 Richard Henderson <rth@redhat.com>
4276 * expr.c (expand_expr) [INTEGER_CST]: Don't force into registers
4277 if EXPAND_INITIALIZER.
4279 2002-04-09 Richard Henderson <rth@redhat.com>
4281 * config/alpha/alpha.md (movdi_er_maybe_g): New.
4282 * config/alpha/alpha.c (alpha_expand_mov): Use it.
4284 2002-04-10 Alan Modra <amodra@bigpond.net.au>
4286 PR optimization/6233
4287 * rtlanal.c (pure_call_p): New function.
4288 * rtl.h (pure_call_p): Declare.
4289 * loop.c (prescan_loop): Use it to set has_nonconst_call.
4290 * gcse.c (store_killed_in_insn): Use pure_call_p here too.
4292 2002-04-09 Eric Christopher <echristo@redhat.com>
4294 * config/mips/mips.h (ASM_OUTPUT_ALIGNED_DECL_COMMON): Add additional
4295 information to .comm directive.
4297 2002-04-09 Richard Henderson <rth@redhat.com>
4300 * expr.c (expand_expr) [INTEGER_CST]: Force overflows into registers.
4302 2002-04-09 Richard Henderson <rth@redhat.com>
4304 * basic-block.h (flow_delete_block_noexpunge): Declare.
4305 (expunge_block_nocompact): Declare.
4306 * cfg.c (expunge_block_nocompact): Split out from ...
4307 (expunge_block): ... here.
4308 * cfgrtl.c (can_delete_label_p): Don't use exception_handler_labels.
4309 (flow_delete_block_noexpunge): Split out from ...
4310 (flow_delete_block): ... here.
4311 * cfgcleanup.c (delete_unreachable_blocks): Compact while
4312 removing dead blocks.
4313 * except.c (exception_handler_labels): Remove.
4314 (exception_handler_label_map): New.
4315 (struct eh_region): Add aka member.
4316 (mark_ehl_map_entry, mark_ehl_map, free_region): New.
4317 (ehl_hash, ehl_eq, ehl_free, add_ehl_entry): New.
4318 (for_each_eh_label, for_each_eh_label_1): New.
4319 (init_eh): Register exception_handler_label_map.
4320 (free_eh_status): Use free_region.
4321 (find_exception_handler_labels): Use the map, not the list.
4322 (remove_exception_handler_label): Likewise.
4323 (maybe_remove_eh_handler): Likewise.
4324 (remove_eh_handler): Use the region aka bitmap.
4325 * except.h (exception_handler_labels): Remove.
4326 (for_each_eh_label): Declare.
4327 * jump.c (rebuild_jump_labels): Don't check exception_handler_labels.
4328 * loop.c (invalidate_loops_containing_label): New.
4329 (find_and_verify_loops): Use it. Use for_each_eh_label.
4330 * sched-rgn.c (is_cfg_nonregular): Use
4331 current_function_has_exception_handlers.
4333 2002-04-09 Richard Henderson <rth@redhat.com>
4335 * sbitmap.c (sbitmap_union_of_diff, sbitmap_a_and_b, sbitmap_a_xor_b,
4336 sbitmap_a_or_b, sbitmap_a_or_b_and_c, sbitmap_a_and_b_or_c):
4337 Do not return changed status.
4338 (sbitmap_union_of_diff_cg, sbitmap_a_and_b_cg, sbitmap_a_xor_b_cg,
4339 sbitmap_a_or_b_cg, sbitmap_a_or_b_and_c_cg, sbitmap_a_and_b_or_c_cg):
4340 New functions that do return changed status.
4341 * sbitmap.h: Update decls.
4342 * gcse.c, lcm.c: Use _cg functions as needed.
4344 Tue Apr 9 19:15:57 2002 J"orn Rennecke <joern.rennecke@superh.com>
4346 * config.gcc (sh-*-elf*): Use sh/embed-elf.h instead of sh/elf.h.
4347 (sh64-*-elf*, sh-*-rtemself*): Likewise.
4348 * config/sh/embed_bb.c: New file.
4349 * config/sh/embed-elf.h: New file.
4350 * sh.h (CPP_SPEC): Supply __SIZE_TYPE__ and __PTRDIFF_TYPE__
4351 if -m[12345]* option is given. Don't use subtarget_cpp_ptr_spec.
4352 (CPP_DEFAULT_CPU_SPEC): Add settings for __SIZE_TYPE__ and
4354 (SUBTARGET_CPP_PTR_SPEC): Don't define.
4355 (EXTRA_SPECS): Remove subtarget_cpp_ptr_spec.
4356 Add subtarget_asm_endian_spec.
4357 (ASM_SPEC): Use subtarget_asm_endian_spec.
4358 (SUBTARGET_ASM_ENDIAN_SPEC): Define.
4359 (RETURN_ADDR_RTX): Use PR_MEDIA_REG for TARGET_SH5.
4360 (WCHAR_UNSIGNED): Define.
4361 (SH_ELF_WCHAR_TYPE, SH_DBX_REGISTER_NUMBER): Define.
4362 (DBX_REGISTER_NUMBER): Use SH_DBX_REGISTER_NUMBER.
4363 (ALLOCATE_INITIAL_VALUE): Use PR_MEDIA_REG for TARGET_SH5.
4365 * sh.c (calc_live_regs): Use PR_MEDIA_REG for TARGET_SH5.
4366 (sh_adjust_cost): Likewise.
4367 sh64.h (CPP_DEFAULT_CPU_SPEC): Add settings for __SIZE_TYPE__ and
4369 (SUBTARGET_CPP_PTR_SPEC, WCHAR_TYPE): Don't #undef/ #define.
4370 (WCHAR_TYPE_SIZE): Likewise.
4371 (ASM_SPEC): Use subtarget_asm_endian_spec.
4372 (SH_ELF_WCHAR_TYPE): #undef/ #define.
4373 (MAX_WCHAR_TYPE_SIZE): Don't #undef.
4374 * config/sh/elf.h (WCHAR_UNSIGNED): #undef .
4375 (MAX_WCHAR_TYPE_SIZE): Don't #define .
4376 (WCHAR_TYPE, WCHAR_TYPE_SIZE): #undef / #define .
4377 (USER_LABEL_PREFIX): Don't #undef /#define .
4378 (DBX_REGISTER_NUMBER): Use SH_DBX_REGISTER_NUMBER.
4379 * config/elf/linux.h (USER_LABEL_PREFIX): Don't #undef /#define .
4380 (SIZE_TYPE, PTRDIFF_TYPE, WCHAR_TYPE, WCHAR_TYPE_SIZE): Likewise.
4381 (ASM_SPEC): Likewise.
4382 (SUBTARGET_ASM_ENDIAN_SPEC): #undef / #define .
4383 (CC1_SPEC): don't supply -m3 for -m4*, -m5*.
4384 * t-sh: (LIB1ASMFUNCS): Use LIB1ASMFUNCS_CACHE.
4385 (LIB2FUNCS_EXTRA): Define.
4386 * t-sh64 (LIB2FUNCS_EXTRA): Define.
4387 * config/sh/t-linux (LIB1ASMFUNCS): Don't redefine.
4388 (LIB1ASMFUNCS_CACHE): Define.
4389 (LIB2FUNCS_EXTRA): Redefine empty.
4391 2002-04-08 Richard Henderson <rth@redhat.com>
4393 * reorg.c (get_branch_condition): Use reversed_comparison_code.
4395 2002-04-09 Stephane Carrez <Stephane.Carrez@worldnet.fr>
4397 * config/m68hc11/larith.asm (__map_data_section): Fix condition
4398 and optimize for size.
4399 (__do_global_ctors): Fix pointer comparison.
4400 (__do_global_dtors): Likewise.
4402 2002-04-09 David S. Miller <davem@redhat.com>
4404 * config/sparc/sparc.c (sparc_extra_constraint_check): New
4405 function, implementing EXTRA_CONSTRAINTS. For memory constraints,
4406 allow reloading pseudos.
4407 * config/sparc/sparc.h (EXTRA_CONSTRAINTS): Use it.
4408 * config/sparc/sparc-protos.h: Declare it.
4410 * config/sparc/sparc.c (const64_is_2insns): Kill signed vs.
4411 unsigned comparison warning.
4412 (output_restore_regs): Mark leaf_function as unused.
4414 Tue Apr 9 09:35:45 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
4416 * expr.c (is_aligning_offset): New function.
4417 (expand_expr, case COMPONENT_EXPR): Call it.
4419 2002-04-08 David S. Miller <davem@redhat.com>
4422 * config/sparc/freebsd.h (SPARC_DEFAULT_CMODEL): Set to CM_MEDLOW
4424 Make init_priority work on Sparc when using GNU ld.
4425 * config/sparc/linux.h, config/sparc/linux64.h,
4426 config/sparc/netbsd-elf.h, config/sparc/freebsd.h
4427 (CTORS_SECTION_ASM_OP, DTORS_SECTION_ASM_OP): Undefine.
4428 * config/sparc/sol2-gld.h: New file to do the same.
4429 * config.gcc (sparc*-*-solaris2*): If gnu_ld=yes add
4430 sparc/sol2-gld.h to tm_file.
4432 PR optimization/4328
4433 * config/sparc/sparc.h (EXTRA_CONSTRAINT): Add new constraint 'W'.
4434 * doc/md.texi: Document it.
4435 * config/sparc/sparc.md (movdi_insn_sp64_novis,
4436 movdi_insn_sp64_vis, movdf_insn_sp32, movdf_insn_v9only_novis,
4437 movdf_insn_v9only_vis, movdf_insn_sp64_novis,
4438 movdf_insn_sp64_vis): Use it as MEM constraing with 'e' registers.
4439 * config/sparc/sparc.c (mem_min_alignment): Fix comment.
4441 2002-04-08 Andreas Jaeger <aj@suse.de>
4443 * stmt.c (expand_asm_operands): Revert last patch from Richard
4446 2002-04-08 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
4448 * doc/contrib.texi (Contributors): Add John David Anglin and Loren
4449 J. Rittle (the latter also to Testers). Update David O'Brien's entry.
4451 2002-04-08 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
4453 * doc/contrib.texi (Contributors): Add David O'Brien.
4455 2002-04-08 Alan Modra <amodra@bigpond.net.au>
4457 * configure.in (auto-build.h): Use target_alias and build_alias
4458 when running configure.
4459 (gcc_cv_as, gcc_cv_ld): Search install paths when build != host too.
4460 (gcc_cv_nm, gcc_cv_objdump): Set for build != host too.
4461 * configure: Regenerate.
4463 2002-04-07 David S. Miller <davem@redhat.com>
4465 * config.gcc (sparc64-*-linux*): Add t-crtfm to tmake_file.
4467 2002-04-07 John David Anglin <dave@hiauly1.hia.nrc.ca>
4470 * pa.h (ASM_OUTPUT_MI_THUNK): Use indirect jump to target function when
4471 generating 32-bit pic code.
4473 2002-04-06 Jason Thorpe <thorpej@wasabisystems.com>
4475 * cppinit.c (cpp_create_reader): Initialize
4476 discard_comments_in_macro_exp.
4477 (COMMAND_LINE_OPTIONS): Add "-CC" option.
4478 (cpp_handle_option): Handle "-CC" option.
4479 * cpplex.c (save_comment): If saving a C++ comment in
4480 a directive, convert it to a C comment.
4481 (_cpp_lex_direct): Pass second comment start character to
4482 save_comment to indicate comment type.
4483 * cpplib.c (_cpp_handle_directive): If processing
4484 a "#define" directive and discard_comments_in_macro_exp
4485 is false, re-enable saving of comments.
4486 (lex_macro_node): If discard_comments_in_macro_exp is false,
4487 discard any comments before the macro identifier.
4488 * cpplib.h (struct cpp_options): Add discard_comments_in_macro_exp
4490 * cppmacro.c (cpp_get_token): If expanding a macro while
4491 processing a directive, discard any comments we might encounter.
4492 (parse_params): If discard_comments_in_macro_exp is false,
4493 ignore comments in the macro parameter list.
4494 * gcc.c (cpp_unique_options): Add "-CC" option.
4495 (option_map): Map "--comments-in-macros" to "-CC".
4496 * doc/cppopts.texi: Document "-CC" option.
4497 * f/lang-specs.h: Add "-CC" option.
4498 * testsuite/gcc.dg/cpp/maccom1.c: New test.
4499 * testsuite/gcc.dg/cpp/maccom2.c: New test.
4500 * testsuite/gcc.dg/cpp/maccom3.c: New test.
4501 * testsuite/gcc.dg/cpp/maccom4.c: New test.
4502 * testsuite/gcc.dg/cpp/maccom5.c: New test.
4503 * testsuite/gcc.dg/cpp/maccom6.c: New test.
4505 2002-04-06 John David Anglin <dave@hiauly1.hia.nrc.ca>
4508 * reorg.c (dbr_schedule): Don't reposition prologue and epilogue notes.
4510 2002-04-06 Mark Mitchell <mark@codesourcery.com>
4513 * stor-layout.c (layout_decl): Reset the RTL for the decl.
4516 * sibcall.c (optimize_sibling_and_tail_recursive_call): Clear
4517 RTX_UNCHANGING_P for the functions arguments when a tail call
4520 2002-04-06 Jason Merrill <jason@redhat.com>
4522 * toplev.c (flag_no_inline, flag_really_no_inline): Default to 2.
4523 (parse_options_and_default_flags): Set them appropriately.
4524 * c-common.c (c_common_post_options): Don't set flag_really_no_inline.
4526 2002-04-06 Hans-Peter Nilsson <hp@bitrange.com>
4528 * config/mmix/t-mmix (TARGET_LIBGCC2_CFLAGS): Don't -Dinhibit_libc
4531 * config/mmix/mmix.h (INITIAL_ELIMINATION_OFFSET): Remove spurious
4534 * config/mmix/mmix.c (mmix_expand_builtin_va_arg): Variable-size
4535 types come in by-reference. Fix typo in comment.
4537 2002-04-05 David S. Miller <davem@redhat.com>
4539 * config/sparc/freebsd.h (ENDFILE_SPEC): Add crtfastmath bits.
4540 * config.gcc (sparc64-wrs-vxworks, sparc-*-chorusos,
4541 sparc-*-rtems*, sparclite-*-elf* sparc86x-*-elf*, sparc64-*-elf*,
4542 {sparc64,ultrasparc}-*-freebsd*): Add sparc/t-crtfm to tmake_file.
4544 2002-04-05 David S. Miller <davem@redhat.com>
4546 * config/sparc/sparc.c (sparc_nonflat_function_epilogue): If we
4547 are not going to emit return instructions, emit at least a nop
4548 for the sake of sane backtraces.
4550 2002-04-05 Richard Henderson <rth@redhat.com>
4552 * doc/rtl.texi (Regs and Memory): Document (mem:BLK (scratch)).
4554 2002-04-05 Jakub Jeilnek <jakub@redhat.com>
4556 * mklibgcc.in: Use $tmpmapfile, not tmp-$@.
4558 2002-04-05 Alexandre Oliva <aoliva@redhat.com>
4560 * config/mips/mips.h (ISA_HAS_BRANCHLIKELY, ISA_HAS_CONDMOVE,
4561 ISA_HAS_FP4, ISA_HAS_MADD_MSUB, ISA_HAS_NMADD_NMSUB,
4562 ISA_HAS_CLZ_CLO, ISA_HAS_DCLZ_DCLO): Disable if TARGET_MIPS16.
4564 2002-04-05 Andreas Schwab <schwab@suse.de>
4566 * c-convert.c: Include c-common.h.
4567 * Makefile.in (c-convert.o): Updated.
4569 2002-04-05 Jakub Jelinek <jakub@redhat.com>
4571 * mklibgcc.in: Use separate libgcc.map for each multilib.
4572 * Makefile.in (distclean): Don't remove libgcc.map here.
4574 2002-04-05 Jakub Jelinek <jakub@redhat.com>
4576 * Makefile.in (s-mlib): Handle --disable-multilib by separate
4577 genmultilib invocation.
4579 2002-04-04 Richard Sandiford <rsandifo@redhat.com>
4581 * config/mips/mips.h (CUMULATIVE_ARGS): Rename fp_regs to num_fprs
4582 to avoid clash with Irix header file sys/ucontext.h. Rename gp_regs
4583 to num_gprs for symmetry.
4584 * config/mips/mips.c: Adjust accordingly.
4586 2002-04-04 Neil Booth <neil@daikokuya.demon.co.uk>
4588 * c-common.c (truthvalue_conversion): Rename, update.
4589 * c-common.h (c_common_truthvalue_conversion): New.
4590 * c-convert.c (convert): Update.
4591 * c-lang.c (LANG_HOOKS_TRUTHVALUE_CONVERSION): Redefine.
4592 * c-parse.in (expr_no_commas, if_prefix, select_or_iter_stmt): Update.
4593 * c-typeck.c (build_binary_op, build_unary_op,
4594 build_conditional_expr): Update.
4595 * fold-const.c (constant_boolean_node, fold): Use langhook.
4596 * langhooks-def.h (LANGHOOK_INITIALIZER): Update.
4597 * langhooks.h (struct lang_hooks): New hook.
4598 * stmt.c (expand_decl_cleanup): Use langhook.
4599 * tree.h (truthvalue_conversion): Remove.
4601 * objc-lang.c (LANG_HOOKS_TRUTHVALUE_CONVERSION): Redefine.
4603 2002-04-05 Alan Modra <amodra@bigpond.net.au>
4605 * config/rs6000/t-linux64 (EXTRA_MULTILIB_PARTS): Add crtsavres.o
4606 Add rules to make null object file.
4608 2002-04-04 Jim Blandy <jimb@redhat.com>
4610 * cppmacro.c (cpp_macro_definition): Do not emit spaces after
4611 macro formal parameter names.
4613 2002-04-04 David S. Miller <davem@redhat.com>
4615 * calls.c (store_one_arg): If ECF_SIBCALL, use tail_call_reg.
4617 2002-04-04 Richard Henderson <rth@redhat.com>
4620 * stmt.c (expand_asm_operands): Validate outputs vs asm_operand_ok.
4621 Support copies into and out of memory. Don't accept allows_reg
4622 and allows_mem as gospel.
4624 2002-04-04 Richard Henderson <rth@redhat.com>
4627 * alias.c (true_dependence): Force (mem:blk (scratch)) to conflict.
4628 (write_dependence_p): Likewise.
4630 2002-04-04 Richard Henderson <rth@redhat.com>
4632 * predict.c (estimate_bb_frequencies): Do frequency calculation
4633 with a volatile temporary.
4635 2002-04-04 Ulrich Weigand <uweigand@de.ibm.com>
4637 * config/s390/linux.h (LOCAL_LABEL_PREFIX): Define.
4639 2002-04-04 Jakub Jelinek <jakub@redhat.com>
4642 * final.c (final_start_function): Don't bump profile_label_no here...
4643 (final_end_function): ...but here.
4645 2002-04-04 Jakub Jelinek <jakub@redhat.com>
4647 * config/sparc/sparc.md (pic): New attribute.
4648 (do_builtin_setjmp_setup): Save %fp, %i7 and %l7 for TARGET_V9
4650 (split after do_builtin_setjmp_setup): New.
4652 2002-04-04 Jakub Jelinek <jakub@redhat.com>
4655 * config/sparc/sparc.h (MIN_UNITS_PER_WORD): Backout 2001-01-01
4658 2002-04-04 Jakub Jelinek <jakub@redhat.com>
4660 * config/sparc/sparc.c (sparc_va_arg): Adjust va_list by
4661 UNITS_PER_WORD for zero sized aggregates.
4663 2002-04-03 David S. Miller <davem@redhat.com>
4665 * gcc.c (LINK_GCC_C_SEQUENCE_SPEC): No need for a new
4666 one-character spec for this, just use %(link_gcc_c_sequence).
4668 2002-04-03 David S. Miller <davem@redhat.com>
4670 * config/sparc/crtfastmath.c (FPRS_NS): Delete bogus little-endian
4673 2002-04-03 John David Anglin <dave@hiauly1.hia.nrc.ca>
4675 * pa-linux.h (INCOMING_RETURN_ADDR_RTX): Move.
4676 (DWARF_FRAME_RETURN_COLUMN): Move.
4677 (ASM_PREFERRED_EH_DATA_FORMAT): Define.
4678 (ASM_MAYBE_OUTPUT_ENCODED_ADDR_RTX): Define.
4679 * pa.c (except.h, predict.h): Include.
4681 (store_reg_modify, set_reg_plus_d): Revise prototypes.
4682 (output_ascii): Add cast.
4683 (store_reg_modify): Revise to add frame notes.
4684 (set_reg_plus_d): Likewise.
4685 (compute_frame_size): Include space for eh data registers in frame if
4686 the current function calls eh_return.
4687 (hppa_expand_prologue): Ensure register %r2 is saved if the current
4688 function calls eh_return. Save eh data registers if the current
4689 function calls eh_return. Fix code to add frame notes. Emit
4690 blockage to prevent insns with frame notes being scheduled in the
4691 delay slot of calls.
4692 (hppa_expand_epilogue): Restore eh data registers and do final stack
4693 adjustment if the current function calls eh_return. Don't add frame
4695 (output_call): Revise for change in length of call insn. Don't do
4696 return pointer adjustment for an unconditional jump in the delay slot
4697 of a call when using frame notes.
4698 * pa.h (EH_RETURN_DATA_REGNO): Revise for TARGET_64BIT compatibility.
4699 (EH_RETURN_HANDLER_RTX): Use saved value on stack.
4700 (ARG_POINTER_CFA_OFFSET): Define.
4701 * pa.md (return_external_pic): New pattern.
4702 (prologue): Correct formatting. Use return_external_pic if current
4703 function calls eh_return.
4704 (call_internal_symref, call_value_internal_symref,
4705 sibcall_internal_symref, sibcall_value_internal_symref): Change default
4706 lengths of short, long non-pic, and long pic calls to 8, 68, and 84,
4708 (exception_receiver): Use hppa_pic_save_rtx () to restore pic register.
4710 * configure.in ("assembler dwarf2 debug_line support"): Add hppa*-*-* to
4711 list of targets to check using "nop" insn.
4712 * configure: Rebuilt.
4714 2002-04-04 Alan Modra <amodra@bigpond.net.au>
4716 * config/rs6000/t-linux64 (EXTRA_MULTILIB_PARTS): Define.
4718 2002-04-03 David S. Miller <davem@redhat.com>
4720 * gcc.c (LINK_GCC_C_SEQUENCE_SPEC): New spec to override the gcc/c
4721 library sequence passed to the linker.
4722 (LINK_COMMAND_SPEC): Use it.
4723 * doc/tm.texi: Document it, and mention from LINK_COMMAND_SPEC as
4724 a macro a target can use to avoid overriding LINK_COMMAND_SPEC.
4725 * config/sparc/sparc.h (LINK_GCC_C_SEQUENCE_SPEC): Define.
4727 2002-04-03 Jason Merrill <jason@redhat.com>
4729 * except.c (struct eh_status): Remove protect_list.
4730 (begin_protect_partials, end_protect_partials): Remove.
4731 (add_partial_entry): Remove.
4732 * except.h: Remove prototypes.
4734 * expr.c (expand_expr) [WITH_CLEANUP_EXPR, TARGET_EXPR]: Use
4735 expand_decl_cleanup_eh.
4738 * tree.h (CLEANUP_EH_ONLY): New macro.
4739 * stmt.c (expand_decl_cleanup_eh): New fn.
4740 (expand_cleanups): Check CLEANUP_EH_ONLY.
4741 * c-semantics.c (genrtl_decl_cleanup): Just take the CLEANUP_STMT.
4742 Use expand_decl_cleanup_eh.
4743 (expand_stmt): Adjust.
4744 * c-common.h: Adjust prototype.
4746 2002-04-04 Hans-Peter Nilsson <hp@axis.com>
4748 * config/cris/cris.c (cris_target_asm_function_prologue): Cast
4749 uses of PIC_OFFSET_TABLE_REGNUM to int to silence warnings.
4750 (cris_target_asm_function_epilogue): Ditto.
4751 (cris_initial_frame_pointer_offset): Ditto.
4752 (cris_simple_epilogue): Ditto.
4753 (cris_expand_builtin_va_arg): Variable-size types come in
4756 2002-04-03 David S. Miller <davem@redhat.com>
4758 * config/sparc/crtfastmath.c (FPRS_NS): Get it right for
4760 (set_fast_math): Correct 'fsr' type.
4762 2002-04-03 Richard Henderson <rth@redhat.com>
4765 * langhooks.h (lang_hooks.decls.warn_unused_global): New.
4766 * toplev.c (check_global_declarations): Use it.
4767 * langhooks-def.h (lhd_warn_unused_global_decl): Declare.
4768 (LANG_HOOKS_WARN_UNUSED_GLOBAL_DECL): New.
4769 (LANG_HOOKS_DECLS): Add it.
4770 * langhooks.c (lhd_warn_unused_global_decl): New.
4771 * c-decl.c (LANG_HOOKS_WARN_UNUSED_GLOBAL_DECL): New.
4772 * c-objc-common.c (c_warn_unused_global_decl): New.
4773 * c-tree.h (c_warn_unused_global_decl): Declare.
4774 * objc/objc-lang.c (LANG_HOOKS_WARN_UNUSED_GLOBAL_DECL): New.
4776 2002-04-03 Neil Booth <neil@daikokuya.demon.co.uk>
4778 * langhooks-def.h (lhd_set_decl_assembler_name,
4779 LANG_HOOKS_SET_DECL_ASSEMBLER_NAME): New.
4780 (LANG_HOOKS_INITIALIZER): Update.
4781 * langhooks.c (lhd_set_decl_assembler_name): New, from tree.c
4782 * langhooks.h (struct lang_hooks): New hook.
4783 * tree.c (set_decl_assembler_name): Move to langhooks.c.
4784 (lang_set_decl_assembler_name): Remove.
4785 (init_obstacks): Don't set hook.
4786 (decl_assembler_name): New function.
4787 * tree.h (DECL_ASSEMBLER_NAME): Turn into a function call.
4788 (decl_assembler_name): New.
4789 (lang_set_decl_assembler_name): Remove.
4791 2002-04-03 Jakub Jelinek <jakub@redhat.com>
4793 * configure.in (HAVE_SPARC_UA_PCREL_HIDDEN): Test whether %r_disp32()
4794 works properly with .hidden symbols.
4795 * configure: Rebuilt.
4796 * config.in: Rebuilt.
4797 * config/sparc/sparc.h (ASM_PREFERRED_EH_DATA_FORMAT): Use
4798 DW_EH_PE_absptr for flag_pic && GLOBAL if %r_disp32() doesn't work
4799 properly with .hidden symbols.
4801 2002-04-03 Jakub Jelinek <jakub@redhat.com>
4804 * df.c (df_insn_refs_record): Use XEXP not SET_DEST to access
4807 2002-04-03 Richard Henderson <rth@redhat.com>
4810 * sched-rgn.c (sets_likely_spilled): New.
4811 (sets_likely_spilled_1): New.
4812 (add_branch_dependences): Use it.
4814 2002-04-02 Richard Henderson <rth@redhat.com>
4817 * loop.h (LOOP_FIRST_PASS): New.
4818 * loop.c (strength_reduce): Mind it when deciding to unroll.
4819 * toplev.c (rest_of_compilation): Set it.
4821 2002-04-02 David S. Miller <davem@redhat.com>
4823 * config/sparc/sparc.md (ldd peephole2s): Fix final arg to
4824 mems_ok_for_ldd_peep when the order of the loads being examined
4826 * config/sparc/sparc.c (mems_ok_for_ldd_peep): Expand upon
4827 existing comment to increase comprehension of this situation.
4829 2002-04-02 Zack Weinberg <zack@codesourcery.com>
4831 * config/sh/sh.md: Don't use union real_extract.
4833 2002-04-02 Richard Henderson <rth@redhat.com>
4835 * libgcc2.c (__bb_exit_func): Revert 03-31 change.
4837 2002-04-02 David O'Brien <obrien@FreeBSD.org>
4839 * config.gcc (i386-dg-dgux, i386-go32-msdos , i386-go32-rtems,
4840 i386-ibm-aix, i386-moss-msdos, i386-ncr-sysv4, i386-next-,
4841 i386-pc-msdosdjgpp, i386-sequent-bsd, i386-sequent-ptx1,
4842 i386-sequent-ptx2, i386-sequent-ptx4, i386-sun-sunos,
4843 i386-wrs-vxworks, i386-*-aout, i386-*-beoself, i386-*-bsd,
4844 i386-*-bsdi, i386-*-chorusos, i386-*-coff, i386-*-elf,
4845 i386-*-freebsd5, i386-*-freebsd-aout, i386-*-gnu, i386-*-interix,
4846 i386-*-interix3, i386-*-isc, i386-*-linux, i386-*-linuxaout,
4847 i386-*-linuxoldld, i386-*-lynxos, i386-*-mach, i386-*-mingw32,
4848 i386-*-netbsd, i386-*-netbsdelf, i386-*-netware, i386-*-openbsd,
4849 i386-*-osf1, i386-*-osfrose, i386-*-pe , i386-*-rtems,
4850 i386-*-rtemscoff, i386-*-sco3.2v5, i386-*-solaris2, i386-*-sysv,
4851 i386-*-sysv4, i386-*-sysv5, i386-*-udk, i386-*-uwin, i386-*-vsta,
4852 i386-*-win32, x86_64-*-freebsd5, x86_64-*-linux, x86_64-*-netbsd):
4853 Include as many configury headers via tm_file as possible. This
4854 includes among others i386/unix.h, i386/bsd.h, i386/gas.h.
4855 * config/openbsd-oldgas.h: New file.
4856 * config/i386/386bsd.h, config/i386/aix386ng.h, config/i386/att.h,
4857 config/i386/bsd.h, config/i386/djgpp.h, config/i386/freebsd-aout.h,
4858 config/i386/gas.h, config/i386/gstabs.h, config/i386/i386-aout.h,
4859 config/i386/i386-coff.h, config/i386/i386-interix.h,
4860 config/i386/iscdbx.h, config/i386/linux-aout.h,
4861 config/i386/linux-oldld.h, config/i386/lynx-ng.h, config/i386/lynx.h,
4862 config/i386/mach.h, config/i386/netbsd.h, config/i386/next.h,
4863 config/i386/openbsd.h, config/i386/osfelf.h, config/i386/osfrose.h,
4864 config/i386/sco5.h, config/i386/seq-gas.h, config/i386/seq-sysv3.h,
4865 config/i386/seq2-sysv3.h, config/i386/sequent.h, config/i386/sun.h,
4866 config/i386/sun386.h, config/i386/svr3dbx.h, config/i386/svr3gas.h,
4867 config/i386/sysv3.h, config/i386/uwin.h, config/i386/vsta.h,
4868 config/i386/vxi386.h: Do not directly include configury headers.
4869 * config/i386/cygwin.h, config/i386/djgpp.h, config/i386/win32.h:
4870 Directly include configury headers that are no longer automatically
4871 included by the above headers.
4872 * config/i386/att.h, config/i386/bsd.h (TARGET_VERSION): Do not define.
4873 * config/i386/386bsd.h, config/i386/aix386ng.h, config/i386/cygwin.h,
4874 config/i386/djgpp.h, config/i386/i386-aout.h, config/i386/i386-coff.h,
4875 config/i386/lynx-ng.h, config/i386/lynx.h, config/i386/mach.h,
4876 config/i386/netbsd.h, config/i386/openbsd.h, config/i386/rtems.h,
4877 config/i386/seq-sysv3.h, config/i386/sequent.h, config/i386/svr3gas.h,
4878 config/i386/sysv3.h, config/i386/vsta.h, config/i386/vxi386.h
4879 (TARGET_VERSION): Define.
4880 * config/i386/beos-elf.h, config/i386/freebsd.h,
4881 config/i386/i386-interix.h, config/i386/i386elf.h, config/i386/linux.h,
4882 config/i386/linux64.h, config/i386/netbsd-elf.h, config/i386/netbsd64.h,
4883 config/i386/osfelf.h, config/i386/osfrose.h, config/i386/ptx4-i.h,
4884 config/i386/sco5.h, config/i386/sysv4.h
4885 (TARGET_VERSION): Do not need to protect.
4886 * config/i386/freebsd64.h (TARGET_VERSION): Fix style.
4887 * config/i386/386bsd.h, config/i386/cygwin.h, config/i386/djgpp.h,
4888 config/i386/freebsd-aout.h, config/i386/i386-aout.h,
4889 config/i386/i386-interix.h, config/i386/linux-aout.h,
4890 config/i386/linux-oldld.h, config/i386/mach.h, config/i386/netbsd.h,
4891 config/i386/openbsd.h, config/i386/vsta.h, config/i386/win32.h
4892 (YES_UNDERSCORES): Do not define - not needed.
4893 * config/i386/bsd.h, config/i386/gas.h (LPREFIX,
4894 ASM_GENERATE_INTERNAL_LABEL, ASM_OUTPUT_INTERNAL_LABEL,
4895 USER_LABEL_PREFIX): Do not handle the "NO_UNDERSCORES" case.
4896 * config/i386/i386-coff.h, config/i386/lynx.h, config/i386/lynx-ng.h
4897 (LPREFIX, ASM_GENERATE_INTERNAL_LABEL, ASM_OUTPUT_INTERNAL_LABEL,
4898 USER_LABEL_PREFIX): Define. (handles the "NO_UNDERSCORES" case)
4899 * config/i386/isc.h: Preserve comment from config/i386/isccoff.h.
4900 * config/i386/isccoff.h, config/i386/v3gas.h: Remove.
4902 2002-04-02 Eric Botcazou <ebotcazou@multimania.com>
4903 Richard Henderson <rth@redhat.com>
4906 * function.c (assign_temp): Accept either type or decl argument.
4907 Detect variables whose size is too large to fit into an integer.
4908 * stmt.c (expand_decl): Pass the decl, not the type.
4910 2002-04-02 David O'Brien <obrien@FreeBSD.org>
4912 * protoize.c: Match include directory usage with cppdefault.c.
4914 2002-04-03 Jeffrey A Law (law@redhat.com)
4915 Hans-Peter Nilsson <hp@bitrange.com>
4917 * combine.c (simplify_comparison): Avoid narrowing a comparison
4918 with a paradoxical subreg when doing so would drop signficant bits.
4920 2002-04-02 Steve Ellcey <sje@cup.hp.com>
4922 * builtins.c (expand_builtin_prefetch): Force op0 pointer to Pmode
4923 if POINTERS_EXTEND_UNSIGNED is defined.
4925 2002-04-02 Richard Henderson <rth@redhat.com>
4928 * local-alloc.c (contains_replace_regs): LO_SUM may contain
4931 2002-04-02 Richard Henderson <rth@redhat.com>
4933 * doc/standards.texi: Document required freestanding libc entry points.
4935 2002-04-02 Alan Modra <amodra@bigpond.net.au>
4937 * config/rs6000/rs6000.md (ctrdi*): Add FPR constraint and
4938 associated splitter. Remove MQ constraint.
4939 (ctrdi_internal4): Correct CCmode clobber.
4941 2002-04-02 John David Anglin <dave@hiauly1.hia.nrc.ca>
4943 * milli64.S ($$dyncall): New function.
4944 * t-linux (LIB1ASMFUNCS): Revise module list.
4945 (LIB1ASMSRC): Use pa/milli64.S.
4947 2002-04-02 Richard Henderson <rth@redhat.com>
4949 * fixinc/inclhack.def (AAB_solaris_sys_varargs_h): Move and
4950 rename solaris_sys_varargs_h.
4952 Tue Apr 2 06:47:40 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
4954 * stor-layout.c (layout_type, case ARRAY_TYPE): Give one-element array
4955 the same mode as its component.
4957 2002-04-02 Richard Henderson <rth@redhat.com>
4960 * final.c (this_is_asm_operands): Export.
4961 * output.h (this_is_asm_operands): Declare.
4962 * config/i386/i386.c (print_operand): Error odd asm operands.
4964 2002-04-02 Richard Henderson <rth@redhat.com>
4967 * config/m68k/m68k.md (dbcc peepholes): Match four forms of dbra.
4969 2002-04-01 Richard Henderson <rth@redhat.com>
4972 * fixinc/inclhack.def (solaris_sys_varargs_h): New.
4973 * fixinc/fixincl.x: Rebuild.
4975 2002-04-01 Richard Henderson <rth@redhat.com>
4977 * config/ia64/unwind-ia64.c: Include ia64intrin.h.
4978 (atomic_alloc, atomic_free): New.
4979 (SIZE, MASK_FOR, PTR_IN): New.
4980 (emergency_reg_state, emergency_reg_state_free): New.
4981 (emergency_labeled_state, emergency_labeled_state_free): New.
4982 (reg_state_alloced, labeled_state_alloced): New.
4983 (alloc_reg_state, free_reg_state): New.
4984 (alloc_label_state, free_label_state, free_label_states): New.
4985 (push, pop, dup_state_stack, free_state_stack): Use them.
4986 (desc_label_state): Likewise.
4987 (uw_frame_state_for): Free label states and state stack.
4988 (uw_update_reg_address): Eliminate warnings.
4990 2002-04-01 Vladimir Makarov <vmakarov@redhat.com>
4992 * config/pa/pa-pro-end.h (ASM_OUTPUT_ALIGNED_COMMON,
4993 ASM_OUTPUT_ALIGNED_LOCAL): Redefine them.
4995 2002-04-01 Neil Booth <neil@daikokuya.demon.co.uk>
4997 * c-decl.c (grokdeclarator): Update.
4998 * c-lang.c (LANG_HOOKS_MARK_ADDRESSABLE): Redefine.
4999 * c-tree.h (c_mark_addressable): New.
5000 * c-typeck.c (default_function_array_conversion, build_unary_op,
5001 build_array_ref, convert_for_assignment): Update.
5002 (mark_addressable): Rename.
5003 * calls.c (try_to_integrate, expand_call): Use langhook.
5004 * expr.c (expand_expr): Use langhook.
5005 * langhooks-def.h (LANG_HOOKS_INITIALIZER): Update.
5006 * langhooks.h (struct lang_hooks): New hook.
5007 * stmt.c (expand_asm_operands): Use langhook.
5008 * tree.h (mark_addressable): Remove.
5010 * objc-lang.c (LANG_HOOKS_MARK_ADDRESSABLE): Redefine.
5012 2002-04-01 Bob Wilson <bob.wilson@acm.org>
5014 * config/xtensa/xtensa.c (xtensa_va_arg): Fix compiler warning
5017 2002-04-01 Bob Wilson <bob.wilson@acm.org>
5019 * config/xtensa/xtensa.c (xtensa_va_arg): Fix to handle arguments
5020 for which MUST_PASS_IN_STACK is true (e.g., variable-sized types).
5022 2002-04-01 Neil Booth <neil@daikokuya.demon.co.uk>
5024 * c-common.c (unsigned_conversion_warning, convert_and_check,
5025 unsigned_type, signed_type, shorten_compare,
5026 c_common_get_alias_set, c_common_nodes_and_builtins): Use new hooks.
5027 (unsigned_type, signed_type, signed_or_unsigned_type): Rename.
5028 * c-common.h (unsigned_type, signed_type, signed_or_unsigned_type):
5030 * c-decl.c (grokdeclarator): Update.
5031 * c-format.c (check_format_types): Update.
5032 * c-lang.c (LANG_HOOKS_SIGNED_TYPE, LANG_HOOKS_UNSIGNED_TYPE,
5033 LANG_HOOKS_SIGNED_OR_UNSIGNED_TYPE): New.
5034 * c-typeck.c (build_binary_op, convert_for_assignment): Update.
5035 * convert.c (convert_to_integer): Use new hooks.
5036 * expmed.c (make_tree): Use new hooks.
5037 * expr.c (store_expr): Use new hooks.
5038 * fold-const.c (operand_equal_for_comparison_p, build_range_check,
5039 all_ones_mask_p, unextend, fold): Use new hooks.
5040 * langhooks.h (struct lang_hooks_for_types): New hooks.
5041 * tree.h (signed_or_unsigned_type, signed_type,
5042 unsigned_type): Remove.
5044 * objc-lang.c (LANG_HOOKS_SIGNED_TYPE, LANG_HOOKS_UNSIGNED_TYPE,
5045 LANG_HOOKS_SIGNED_OR_UNSIGNED_TYPE): New.
5047 2002-03-31 Richard Henderson <rth@redhat.com>
5049 * config/ia64/unwind-ia64.c (alloc_spill_area): Fix offset.
5050 (desc_frgr_mem): Fix reference to f16-f31.
5052 2002-03-31 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5054 * rtl.h (RTL_CHECK1, RTL_CHECK2, RTL_CHECKC1, RTL_CHECKC2,
5055 RTVEC_ELT): Const-ify.
5056 * varray.h (VARRAY_CHECK): Const-ify.
5057 * ggc.h (ggc_mark_rtx, ggc_mark_tree, ggc_mark_nonnull_tree,
5058 ggc_mark_rtvec, ggc_mark): Const-ify.
5060 2002-04-01 Neil Booth <neil@daikokuya.demon.co.uk>
5062 * diagnostic.c: Include langhooks-def.h.
5063 * Makefile.in (diagnostic.o): Update.
5065 2002-03-31 Neil Booth <neil@daikokuya.demon.co.uk>
5067 * c-common.c (c_unsafe_for_reeval): Rename.
5068 * c-common.h (c_unsafe_for_reeval): Rename.
5069 * c-decl.c (finish_incomplete_decl): Rename.
5070 (c_init_decl_processing): Don't set langhook.
5071 * c-lang.c (LANG_HOOKS_FINISH_INCOMPLETE_DECL,
5072 LANG_HOOKS_UNSAFE_FOR_REEVAL): Redefine.
5073 * c-objc-common.c (c_objc_common_init): Don't set langhook.
5074 * c-tree.h (finish_incomplete_decl): Rename.
5075 * langhooks-def.h (lhd_unsafe_for_reeval): New.
5076 (LANG_HOOKS_FINISH_INCOMPLETE_DECL, LANG_HOOKS_UNSAFE_FOR_REEVAL): New.
5077 (LANG_HOOKS_INITIALIZER): Update.
5078 * langhooks.c (lhd_unsafe_For_reeval): New.
5079 * langhooks.h (struct langhooks): New hooks.
5080 * toplev.c (incomplete_decl_finalize_hook): Remove.
5081 (wrapup_global_declarations): Update.
5082 * tree.c (lang_unsafe_for_reeval): Remove.
5083 (unsafe_for_reeval): Update.
5084 * tree.h (lang_unsafe_for_reeval, incomplete_decl_finalize_hook):
5087 * objc-lang.c (LANG_HOOKS_FINISH_INCOMPLETE_DECL,
5088 LANG_HOOKS_UNSAFE_FOR_REEVAL): Redefine.
5090 2002-03-31 Neil Booth <neil@daikokuya.demon.co.uk>
5092 * diagnostic.c (print_error_function): Remove.
5093 (default_print_error_function): Rename.
5094 (report_error_function): Update.
5095 * diagnostic.h (print_error_function): Remove.
5096 (default_print_error_function): Remove.
5097 * langhooks-def.h (struct diagnostic_context): Predeclare.
5098 (lhd_print_error_function, LANG_HOOKS_PRINT_ERROR_FUNCTION): New.
5099 (LANG_HOOKS_INITIALIZER): Update.
5100 * langhooks.h (struct diagnostic context): Predeclare.
5101 (struct lang_hooks): New hook.
5103 2002-03-31 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
5105 * config/rs6000/rs6000.h (RS6000_PIC_OFFSET_TABLE_REGNUM): New.
5106 (PIC_OFFSET_TABLE_REGNUM): Use it and return INVALID_REGNUM if
5108 (CONDITIONAL_REGISTER_USAGE): Adjust accordingly.
5109 * config/rs6000/rs6000.h: Use RS6000_PIC_OFFSET_TABLE_REGNUM instead
5110 of PIC_OFFSET_TABLE_REGNUM thruout.
5111 * config/rs6000/rs6000.md: Likewise.
5112 * config/rs6000/darwin.h: Likewise.
5114 Sun Mar 31 14:43:24 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
5116 * emit-rtl.c (adjust_address_1, offset_address): Cast value to
5117 unsigned HOST_WIDE_INT, not unsigned int.
5119 2002-03-31 Jakub Jelinek <jakub@redhat.com>
5121 PR middle-end/6096, middle-end/6098, middle-end/6099
5122 * reorg.c (emit_delay_sequence): Only increment LABEL_NUSES for
5124 (fill_slots_from_thread): Likewise.
5126 2002-03-31 Jakub Jelinek <jakub@redhat.com>
5128 * config/sparc/sparc.c (function_arg_record_value_1): Pass complex
5129 floating fields in float regs.
5130 (function_arg_record_value_2): Likewise.
5132 2002-03-31 Hans-Peter Nilsson <hp@bitrange.com>
5134 * config/mmix/mmix.md (define_constants): Remove misleading
5135 FIXME. Add MMIX_fp_rO_OFFSET.
5136 ("nonlocal_goto_receiver"): Don't have stack-frame address of
5137 saved rO as part of the pattern. Remove FIXME.
5138 ("*nonlocal_goto_receiver_expanded"): Similar. Generate address
5139 here, at output-time.
5141 2002-03-31 Jakub Jelinek <jakub@redhat.com>
5144 * config/sparc/sparc.c (output_cbranch): Use REG_BR_PROB, not
5146 (output_v9branch): Likewise.
5148 2002-03-31 Alexandre Oliva <aoliva@redhat.com>
5150 * gcc.c: Revert previous patch for now.
5151 * config/i386/djgpp.h: Likewise.
5153 2002-03-31 Hans-Peter Nilsson <hp@bitrange.com>
5155 * config/mmix/crti.asm (_init): Register _fini with atexit.
5156 * config/mmix/crtn.asm (_fini): Add omitted "POP 0,0".
5158 2002-03-31 Richard Henderson <rth@redhat.com>
5161 * config/alpha/elf.h (ASM_OUTPUT_DEF): Tidy.
5162 (ASM_OUTPUT_DEF_FROM_DECLS): New.
5164 2002-03-31 Richard Henderson <rth@redhat.com>
5166 * libgcc2.c (__bb_exit_func): Make static.
5168 * config/alpha/alpha.md (trap): New.
5170 2002-03-31 Richard Henderson <rth@redhat.com>
5172 * builtins.c (expand_builtin_va_arg): Give warnings not errors for
5173 promoted argument types; build trap.
5174 (expand_builtin_trap): New.
5175 (expand_builtin): Use it.
5176 * stmt.c (expand_nl_goto_receivers): Likewise.
5177 * expr.h (expand_builtin_trap): Declare.
5178 * libfuncs.h (LTI_abort, abort_libfunc): New.
5179 * optabs.c (init_optabs): Init abort_libfunc.
5181 2002-03-31 Alexandre Oliva <aoliva@redhat.com>
5183 * gcc.c (LIBGCC_SPEC): Folded %L and duplicate %G here...
5184 (LINK_COMMAND_SPEC): ... from here.
5185 (init_gcc_specs): Duplicate it here too, omitting
5186 shared_name in the second copy.
5187 (init_spec): Test for duplicate
5188 * config/i386/djgpp.h (LINK_COMMAND_SPEC): Remove `%L %G'.
5190 2002-03-30 David S. Miller <davem@redhat.com>
5192 * config/sparc/linux.h (HANDLE_PRAGMA_PACK_PUSH_POP): Define.
5193 * config/sparc/linux64.h (HANDLE_PRAGMA_PACK_PUSH_POP): Likewise.
5195 2002-03-30 Roger Sayle <roger@eyesopen.com>
5196 Richard Henderson <rth@redhat.com>
5198 * regmove.c (combine_stack_adjustments_for_block): Avoid
5199 emitting a stack adjustment of zero bytes. Let delete_insn
5202 2002-03-30 Richard Henderson <rth@redhat.com>
5204 * config/sparc/sparc.c: Remove all references to TARGET_EPILOGUE.
5205 (sparc_emitting_epilogue): New.
5206 (leaf_label, output_return, sparc_return_peephole_ok): Remove.
5207 * config/sparc/sparc-protos.h: Update.
5208 * config/sparc/sparc.h (MASK_EPILOGUE, TARGET_EPILOGUE): Remove.
5209 (TARGET_SWITCHES): Update.
5210 * config/sparc/sparc.md (return): Remove.
5211 (return_*): Use sparc_emitting_epilogue, not !TARGET_EPILOGUE.
5212 * config/sparc/freebsd.h, config/sparc/linux64.h, config/sparc/lite.h,
5213 config/sparc/liteelf.h, config/sparc/netbsd-elf.h,
5214 config/sparc/sol2-sld-64.h, config/sparc/sol2.h,
5215 config/sparc/sp64-aout.h, config/sparc/sp64-elf.h,
5216 config/sparc/sp86x-aout.h, config/sparc/sp86x-elf.h,
5217 config/sparc/splet.h, config/sparc/vxsparc64.h (TARGET_DEFAULT):
5218 Remove MASK_EPILOGUE.
5219 * doc/invoke.texi: Update.
5221 2002-03-30 Daniel Berlin <dan@dberlin.org>
5223 * dwarf2out.c (dwarf2out_define): Remove start_source_file call,
5224 CPP will start the file for us.
5226 2002-03-30 Richard Henderson <rth@redhat.com>
5229 * config/ia64/ia64.c (group_barrier_needed_p): Special case
5230 prologue_allocate_stack.
5231 (ia64_single_set): Use insn codes for recognition of special
5232 cases, not rtl matching.
5233 * config/ia64/ia64.md (prologue_allocate_stack): Op 3 is in-out.
5235 Sat Mar 30 23:48:41 CET 2002 Jan Hubicka <jh@suse.cz>
5237 * cfgbuild.c (find_basic_blocks_1): Clear aux for blocks.
5239 2002-03-30 Richard Henderson <rth@redhat.com>
5242 * config/sparc/sparc.h (OVERRIDE_OPTIONS): Don't override -fpic
5243 or -fomit-frame-pointer with profiling.
5244 (SUBTARGET_OVERRIDE_OPTIONS): Remove.
5245 (FUNCTION_PROFILER): Do nothing.
5246 (PROFILE_HOOK): New.
5247 * config/sparc/sparc.c (sparc_override_options): Don't check
5248 code models for profiling.
5249 (sparc_function_profiler): Remove.
5250 (sparc_profile_hook): New.
5251 * config/sparc/sparc-protos.h: Update.
5253 2002-03-30 Jakub Jelinek <jakub@redhat.com>
5255 PR optimization/6086
5256 * combine.c (combine_simplify_rtx): If simplify_rtx failed because
5257 of SUBREG of volatile MEM or because the MEM was mode dependent,
5258 return CLOBBER instead of unmodified SUBREG.
5260 Sat Mar 30 14:08:55 CET 2002 Jan Hubicka <jh@suse.cz>
5262 * local-alloc.c (local_alloc): Avoid call of update_equiv_regs
5263 when not optimizing.
5265 * toplev.c (rest_of_compilation): Cann mark_constant_function
5266 only when optimizing.
5268 * flow.c (calculate_global_regs_live): Ensure that all AUX fields
5271 * cfgcleanup.c (bb_flags): Add BB_NONTHREADABLE_BLOCK.
5272 (thread_jump): Set BB_NONTHREADABLE_BLOCK, check it.
5273 (try_optimize_cfg): clear all AUX fields.
5275 * i386.c (aligned_operand): Be prepared for SUBREGed registers.
5276 (ix86_decompose_address): Use REG_P instead of GET_CODE (...) == REG.
5277 (ix86_address_cost): Be prepared for SUBREGed registers.
5278 (legitimate_address_p): Accept SUBREGed registers.
5280 2002-03-29 Richard Henderson <rth@redhat.com>
5283 * expr.c (expand_expr): Pass along EXPAND_INITIALIZER one more place.
5285 2002-03-29 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
5287 * config/rs6000/rs6000.c (rs6000_va_arg): Correctly set register count
5288 for aggregate and TFmode types.
5290 2002-03-29 Hans-Peter Nilsson <hp@bitrange.com>
5292 * cfg.c (dump_flow_info): Guard against NULL regno_reg_rtx[i].
5294 2002-03-29 Richard Henderson <rth@redhat.com>
5297 * config/ia64/aix.h (CPP_PREDEFINES): Add -D_LP64.
5298 * config/ia64/hpux.h, config/ia64/linux.h: Likewise.
5300 2002-03-29 Richard Henderson <rth@redhat.com>
5303 * config/i386/i386.c (x86_arch_always_fancy_math_387): New.
5304 (override_options): Disable NO_FANCY_MATH_387 if the arch allows.
5305 * config/i386/i386.h (x86_arch_always_fancy_math_387): New.
5306 * config/i386/i386.md (sqrtxf2, sqrtextendsfxf2, sinxf2): Fix
5308 * docs/invoke.texi: Update -mno-fancy-math-387 docs.
5310 2002-03-29 Dale Johannesen <dalej@apple.com>
5312 * loop.c (combine_movables): Do allow combination of pseudos.
5314 2002-03-29 Loren J. Rittle <ljrittle@acm.org>
5316 * config.gcc (*-*-freebsd*): Enable creation of libgcc_s.so.
5317 * config/t-slibgcc-elf-ver (SHLIB_LC): Add macro and use it.
5318 No functional change except ...
5319 * config/t-slibgcc-nolc-override (SHLIB_LC): Override it. New file.
5320 * doc/install.texi (*-*-freebsd*): Document port configuration.
5322 2002-03-29 Neil Booth <neil@daikokuya.demon.co.uk>
5324 * Makefile.in (convert.o, calls.o, expmed.o): Update.
5325 * attribs.c (handle_mode_attribute, handle_vector_size_attribute):
5327 * builtin-types.def (BT_PTRMODE): Update.
5328 * c-common.c (type_for_size): Rename c_common_type_for_size.
5329 (type_for_mode): Similarly.
5330 (shorten_compare, pointer_int_sum, c_common_nodes_and_builtins):
5332 * c-bommon.h (c_common_type_for_size, c_common_type_for_mode): New.
5333 * c-decl.c (finish_enum, build_enumerator): Use new hooks.
5334 * c-lang.c (LANG_HOOKS_TYPE_FOR_MODE, LANG_HOOKS_TYPE_FOR_SIZE):
5336 * c-typeck.c (common_type, comptypes, default_conversion):
5338 * calls.c: Include langhooks.h.
5339 (emit_library_call_value_1): Use new hooks. Avoid redundant
5341 * convert.c: Include langhooks.h
5342 (convert_to_pointer, convert_to_integer): Use new hooks.
5343 * except.c (init_eh): Similarly.
5344 * expmed.c: Include langhooks.h.
5345 (expand_mult_add): Use new hooks.
5346 * expr.c (store_expr, store_constructor, expand_expr, do_jump,
5347 try_casesi): Similarly.
5348 * fold-const.c (optimize_bit_field_compare, make_range,
5349 decode_field_reference, fold_truthop, fold): Similarly.
5350 * function.c (assign_stack_local_1, assign_stack_temp_for_type,
5351 put_var_into_stack): Similarly.
5352 * langhooks-def.h (LANG_HOOKS_TYPE_FOR_MODE,
5353 LANG_HOOKS_TYPE_FOR_SIZE): New.
5354 (LANG_HOOKS_TYPES_INITIALIZER): Update.
5355 * langhooks.h (lang_hooks_for_types): New hooks.
5356 * stmt.c (expand_decl_cleanup, emit_case_nodes): Use new hooks.
5357 * tree.c (get_unwidened, get_narrower): Similarly.
5358 * tree.h (type_for_mode, type_for_size): Remove.
5359 * varasm.c (force_const_mem): Use new hooks.
5360 * utils2.c (nonbinary_modular_operation): Update.
5362 * objc-act.c (handle_impent): Update.
5363 * objc-lang.c (LANG_HOOKS_TYPE_FOR_MODE, LANG_HOOKS_TYPE_FOR_SIaZE):
5366 2002-03-29 Steve Ellcey <sje@cup.hp.com>
5368 * config/ia64/ia64.md (*ptr_extend_plus_1, *ptr_extend_plus_2): New.
5369 * config/ia64/ia64.c (basereg_operand): New.
5370 * config/ia64/ia64-protos.h (basereg_operand): Declare.
5371 * config/ia64/ia64.h (PREDICATE_CODES): Add basereg_operand.
5373 2002-03-29 Hans-Peter Nilsson <hp@bitrange.com>
5375 * config/mmix/mmix.c (mmix_target_asm_function_prologue): Correct
5376 unwind information when frame_pointer_needed.
5377 (mmix_assemble_integer): Tweak wording in comment.
5379 2002-03-29 Neil Booth <neil@daikokuya.demon.co.uk>
5381 * Makefile.in (except.o): Update.
5382 * except.c: Include langhooks.h.
5383 (init_eh): Use langhook.
5384 * langhooks-def.h (LANG_HOOKS_MAKE_TYPE,
5385 LANG_HOOKS_FOR_TYPES_INITIALIZER): New.
5386 (LANG_HOOKS_INITIALIZER): Update.
5387 * langhooks.h (lang_hooks_for_types): New.
5388 (struct lang_hooks): Add it.
5389 * tree.c (make_lang_type_fn, make_lang_type): Remove.
5390 * tree.h (make_lang_type_fn, make_lang_type): Remove.
5392 * alpha/alpha.c: Include langhooks.h.
5393 (alpha_build_va_list): Use langhook.
5394 * d30v/d30v.c: Include langhooks.h.
5395 (d30v_build_va_list): Use langhook.
5396 * i386/i386.c: Include langhooks.h.
5397 (ix86_build_va_list): Use langhook.
5398 * rs6000/rs6000.c (rs6000_build_va_list): Use langhook.
5399 * s390/s390.c: Include langhooks.h.
5400 (s390_build_va_list): Use langhook.
5401 * stormy16/stormy16.c: Include langhooks.h.
5402 (stormy16_build_va_list): Use langhook.
5404 2002-03-29 Jakub Jelinek <jakub@redhat.com>
5407 * config/sparc/sparc.md (empty_delay_slot, branch_type): New
5409 (length): Compute variable length for branches/calls/jumps here.
5410 (branch, inverted_branch, normal_fp_branch, inverted_fp_branch,
5411 normal_fpe_branch, inverted_fpe_branch): Remove length attribute,
5412 define branch_type attribute.
5413 (divsi3_sp32): Maximum length is 6 not 7.
5414 (call_address_struct_value_sp32, call_symbolic_struct_value_sp32,
5415 call_address_untyped_struct_value_sp32,
5416 call_symbolic_untyped_struct_value_sp32): Set length to 3 not 2.
5417 * config/sparc/sparc.c (empty_delay_slot): New function.
5418 * config/sparc/sparc.h (ADJUST_INSN_LENGTH): Remove.
5419 * config/sparc/sparc-protos.h (empty_delay_slot): Add prototype.
5421 2002-03-29 Jakub Jelinek <jakub@redhat.com>
5423 * combine.c (set_nonzero_bits_and_sign_copies): Don't call
5424 nonzero_bits if not needed.
5425 (nonzero_bits) [XOR]: Likewise.
5426 (nonzero_bits) [REG]: Use reg_last_set_nonzero_bits even if
5427 reg_last_set_mode and mode are both MODE_INT, but not equal.
5428 (record_value_for_reg): Compute reg_last_set_nonzero_bits
5429 in nonzero_bits_mode for MODE_INT modes.
5431 2002-03-28 Richard Henderson <rth@redhat.com>
5434 * config/alpha/osf.h (ASM_SPEC): Don't pass any special options
5435 to GAS. Correct drift between alternatives.
5437 2002-03-28 Richard Henderson <rth@redhat.com>
5440 * reload1.c (fixup_abnormal_edges): Move insn to edge via sequence.
5442 2002-03-28 Alexandre Oliva <aoliva@redhat.com>
5444 * config/i386/freebsd.h (LINK_SPEC): Don't pass default
5445 emulation to the linker.
5447 2002-03-28 Loren J. Rittle <ljrittle@acm.org>
5449 * config/alpha/freebsd.h (LINK_SPEC): Likewise.
5450 * config/sparc/freebsd.h (LINK_SPEC): Likewise.
5452 Thu Mar 28 16:35:31 2002 Jeffrey A Law (law@redhat.com)
5454 * combine.c (simplify_and_const_int): Make sure to apply mask
5455 when force_to_mode returns a constant integer. PR3311.
5457 2002-03-28 John David Anglin <dave@hiauly1.hia.nrc.ca>
5459 * pa-linux.h (LOCAL_LABEL_PREFIX): Define.
5461 2002-03-28 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
5463 * doc/invoke.texi (Warning Options): Refer to C++ Dialect Options
5464 and Objective-C Dialect Options.
5466 2002-03-28 Richard Henderson <rth@redhat.com>
5468 * config/alpha/alpha.c (alpha_emit_conditional_branch): TFmode NE
5469 comparison should be done vs !=0 not >0 return code. Tidy cases.
5471 2002-03-28 Richard Henderson <rth@redhat.com>
5473 * c-decl.c (finish_function): New arg can_defer_p. Pass it
5474 on to c_expand_body.
5475 * c-tree.h (finish_function): Update decl.
5476 * c-objc-common.c, c-parse.in, objc/objc-act.c: Update calls.
5478 Thu Mar 28 19:13:36 CET 2002 Jan Hubicka <jh@suse.cz>
5480 * ifcvt.c (if_convert): Clear aux_for_blocks early enought.
5482 Thu Mar 28 13:21:53 CET 2002 Jan Hubicka <jh@suse.cz>
5484 * rtlanal.c: Include flags.h
5485 (may_trap_p): Do not mark FP operations if trapping
5486 if !flag_trapping_math
5487 * Makefile.in (rtlanal.o): Add dependency on flag.h
5488 * ifcvt.c (noce_operand_ok): Avoid the lameness.
5490 2002-03-27 Zack Weinberg <zack@codesourcery.com>
5492 * mips.md: Use dconst1, not 1.0, as first argument of
5493 REAL_VALUE_LDEXP. Don't use union real_extract.
5495 2002-03-28 Alan Modra <amodra@bigpond.net.au>
5497 * configure.in (gcc_cv_as): Use $target_alias in directory searchs
5498 rather than $target. Heed program_prefix and
5499 program_transform_name. Search for gas in cross-compiler case too.
5500 "test -x" rather than "test -f".
5501 (gcc_cv_ld): Likewise.
5502 (gcc_cv_nm): Heed program_prefix and program_transform_name.
5503 (gcc_cv_objdump): Likewise.
5504 * configure: Regenerate.
5506 2002-03-27 Neil Booth <neil@daikokuya.demon.co.uk>
5508 * Makefile.in (attribs.o): Update.
5509 * attribs.c: Include langhooks.h.
5510 (decl_attributes): Use langhook.
5511 * c-decl.c (insert_default_attributes): Rename.
5512 * c-tree.h (c_insert_default_attributes): New.
5513 * langhooks-def.h (LANG_HOOKS_INSERT_DEFAULT_ATTRIBUTES):New.
5514 (LANG_HOOKS_INITIALIZER): Update.
5515 * langhooks.h (struct lang_hooks): New hook.
5516 * tree.h (insert_default_attributes): Remove.
5518 * objc-lang.c (LANG_HOOKS_INSERT_DEFAULT_ATTRIBUTES): Redefine.
5520 2002-03-27 Andreas Schwab <schwab@suse.de>
5522 * config/i386/i386.c (classify_argument): Also check for
5525 2002-03-27 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
5527 * doc/install.texi (alpha*-dec-osf*): Don't need --enable-libgcj
5530 Wed Mar 27 23:19:30 CET 2002 Jan Hubicka <jh@suse.cz>
5532 * i960.md (ret): Set PC.
5533 (nonlocal_goto): Fix expander.
5534 * builtins.c (epxand_builin_longjmp): Check that we've emitted
5537 Wed Mar 27 23:11:35 CET 2002 Jan Hubicka <jh@suse.cz>
5539 * optabs.c (emit_no_conflict_block, emit_libcall_block): Avoid nesting
5542 Wed Mar 27 22:54:14 CET 2002 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
5544 * cfgrtl.c (merge_blocks_nomove): Use set_block_for_insn instead of
5545 assigning to BLOCK_FOR_INSN directly.
5547 Wed Mar 27 22:33:05 CET 2002 Jan Hubicka <jh@suse.cz>
5549 * i386.c (ix86_output_addr_diff_elt): Remove binutils bug workaround.
5551 2002-03-27 Neil Booth <neil@daikokuya.demon.co.uk>
5553 * c-common.c (c_expand_expr): Fix prototype.
5554 * c-common.h (c_expand_expr): Always declare, update.
5555 * c-lang.c (LANG_HOOKS_EXPAND_EXPR): Redefine.
5556 * c-objc-common.c (c_objc_common_init): No global hook.
5557 * expr.c (expand_expr): Use langhook.
5558 * expr.h (enum expand_modifier): Conditionally declare.
5559 * langhooks-def.h (lhd_expand_expr, LANG_HOOKS_EXPAND_EXPR): New.
5560 (LANG_HOOKS_INITIALIZER): Update.
5561 * langhooks.c (lhd_expand_expr): New.
5562 * langhooks.h (struct lang_hooks): New hook.
5563 * toplev.c (lang_expand_expr_t, lang_expand_expr): Delete.
5564 (lang_independent_init): Don't default hook.
5566 * objc-lang.c (LANG_HOOKS_EXPAND_EXPR): Redefine.
5568 2002-03-27 Richard Henderson <rth@redhat.com>
5571 * config/ia64/ia64.c (ia64_expand_call): Use pic patterns for
5572 TARGET_CONST_GP. Simplify conditions.
5574 2002-03-27 Richard Henderson <rth@redhat.com>
5576 * config/sparc/freebsd.h, config/sparc/linux.h, config/sparc/linux64.h,
5577 config/sparc/netbsd-elf.h, config/sparc/pbd.h, config/sparc/sol2.h,
5578 config/sparc/vxsim.h (LOCAL_LABEL_PREFIX): Define.
5580 2002-03-27 Danny Smith <dannysmith@users.sourceforge.net>
5582 * config/i386/cygwin.h (TARGET_DLL, TARGET_WIN32,
5583 TARGET_CYGWIN, TARGET_WINDOWS): Remove unused switches.
5584 (MASK_DLL, MASK_WIN32, MASK_CYGWIN, MASK_WINDOWS):
5585 Remove unnecessary masks.
5586 (MASK_NOP_FUN_DLLIMPORT): Use an unused an bit.
5587 (SUBTARGET_SWITCHES): Use empty masks for -mwin32, -mcygwin,
5588 -mwindows, -mdll switches and their negations.
5590 2002-03-27 Neil Booth <neil@daikokuya.demon.co.uk>
5592 * gcc-common.c (lang_mark_false_label_stack): Remove.
5593 * ggc.h (lang_mark_false_label_stack): Similarly.
5595 2002-03-26 Vladimir Makarov <vmakarov@redhat.com>
5597 * pa/pa-pro-end.h (CPP_PREDEFINES): Add -D__pro__.
5599 * pa/lib2funcs.asm: Don't use .SPACE and .SUBSPACE if __pro__
5600 or __rtems_ is defined.
5602 2002-03-26 Richard Henderson <rth@redhat.com>
5604 * config/alpha/alpha.c (alpha_emit_set_const): Add a REG_EQUAL note
5605 if a non-trivial load was emitted.
5606 (alpha_emit_set_const_1): Remove obsolete extension. Fix thinko
5607 in high+extra+low case.
5609 2002-03-26 Richard Henderson <rth@redhat.com>
5611 * config.gcc (sparc*-solaris): Use float_format=sparc.
5613 2002-03-26 Richard Henderson <rth@redhat.com>
5615 * config/sparc/sparc.h (MAX_WCHAR_TYPE_SIZE): Don't define.
5616 * config/sparc/linux-aout.h (MAX_WCHAR_TYPE_SIZE): Don't undef.
5617 * config/sparc/linux.h, config/sparc/linux64.h: Likewise.
5618 * config/sparc/sol2.h (WCHAR_TYPE, WCHAR_TYPE_SIZE): Redefine.
5619 (WINT_TYPE_SIZE): Fix at 32.
5621 2002-03-26 Richard Henderson <rth@redhat.com>
5623 * toplev.c (rest_of_compilation): Delay emit_initial_value_sets
5624 until after eh landing pad generation.
5625 * config/alpha/alpha.c (alpha_gp_save_rtx): Use gen_mem_addressof.
5626 * config/alpha/alpha.md (exception_receiver_2): Only accept MEMs.
5628 2002-03-26 Richard Henderson <rth@redhat.com>
5630 * expr.h (ADD_PARM_SIZE): One more convert for INC.
5632 2002-03-26 Phil Edwards <pme@gcc.gnu.org>
5634 * gcc.c (cpp_options): Preserve relative ordering of -pedantic
5635 and warning switches.
5636 (cc1_options): Likewise.
5638 2002-03-26 Hans Boehm <Hans_Boehm@hp.com>
5640 * config/ia64/linux.h (MD_FALLBACK_FRAME_STATE_FOR):
5641 Restore more of the signal context. Set no_reg_stack_frame.
5642 * config/ia64/unwind-ia64.c (unw_state_record):
5643 Add no_reg_stack_frame, comments.
5644 (uw_frame_state_for): Initialize when field to UNW_WHEN_NEVER.
5645 (uw_update_context): Adjust bsp when unwinding from leaf,
5646 but not signal frame.
5648 2002-03-26 David Edelsohn <edelsohn@gnu.org>
5650 * config/rs6000/aix51.h (WCHAR_TYPE): Define.
5652 2002-03-26 Bob Wilson <bob.wilson@acm.org>
5654 * config/xtensa/xtensa.c (xtensa_va_arg): Handle variable-sized types.
5656 2002-03-26 Richard Earnshaw <rearnsha@arm.com>
5659 * arm.md (define_asm_attributes): Reapply patch of Thu Sep 9, 1999:
5660 "Add a pool_range attribute", which was lost during the ARM/Thumb
5663 2002-03-26 Bob Wilson <bob.wilson@acm.org>
5665 * config/xtensa/xtensa.c (xtensa_valid_move): Allow move from
5666 a register into the MAC16 accumulator.
5668 2002-03-26 Andrew Cagney <ac131313@redhat.com>
5670 * doc/invoke.texi (Option Summary): Mention -Wswitch-enum.
5671 (Warning Options): Document -Wswitch-enum.
5672 * toplev.c (W_options): Add -Wswitch-enum. Update comment on
5674 (warn_switch_enum): Define variables.
5675 * flags.h (warn_switch_enum): Declare variables.
5676 * stmt.c (expand_end_case_type): When warn_switch_enum /
5677 -Wswitch-enum, perform switch checks.
5680 2002-03-26 Richard Earnshaw <rearnsha@arm.com>
5682 * arm.md (reload_mulsi3, reload_mulsi_compare0, reload_muladdsi)
5683 (reload_mulsi_compare0_scratch, reload_muladdsi_compare0)
5684 (reload_muladdsi_compare0_scratch): Delete.
5686 2002-03-26 Loren J. Rittle <ljrittle@acm.org>
5688 * doc/install.texi (*-*-freebsd*): Update.
5690 2002-03-26 Richard Henderson <rth@redhat.com>
5692 * expr.h (ADD_PARM_SIZE): Cast INC to ssizetype.
5693 (SUB_PARM_SIZE): Cast DEC to ssizetype.
5695 * config/alpha/alpha.c (alpha_va_arg): Read MUST_PASS_IN_STACK
5696 types from the normal argument frame.
5698 * config/sparc/sparc.c (function_arg_pass_by_reference): Pass
5699 variable sized objects by reference.
5700 (sparc_va_arg): Receive them by reference too.
5702 2002-03-26 Hartmut Penner <hpenner@de.ibm.com>
5704 * config/s390/s390.c (s390_emit_epilogue): Change epilogue
5705 code to not restoring global registers.
5707 2002-03-26 Neil Booth <neil@daikokuya.demon.co.uk>
5709 * Makefile.in (ggc-common.o): Update.
5710 * c-decl.c (lang_mark_tree): Rename c_mark_tree.
5711 * c-lang.c (LANG_HOOKS_MARK_TREE): Redefine.
5712 * c-tree.h (c_mark_tree): New.
5713 * ggc-common.c: Include langhooks.h.
5714 (gcc_mark_trees): Use new langhook.
5715 * ggc-callbacks.c: Delete file.
5716 * ggc.h (lang_mark_tree): Remove.
5717 * langhooks-def.h (LANG_HOOKS_MARK_TREE): New.
5718 (LANG_HOOKS_INITIALIZER): Update.
5719 * langhooks.h (struct lang_hooks): New hook.
5721 * objc-lang.c (LANG_HOOKS_MARK_TREE): Redefine.
5723 2002-03-25 Zack Weinberg <zack@codesourcery.com>
5725 * doc/cpp.texi: Exclude entire Top node from printed manual.
5726 Move option index after directive index. Insert page breaks
5727 before GFDL and concept index. Index environment variables
5728 with command line options.
5729 * doc/cppenv.texi: Use @vtable for environment variable list.
5730 Add paragraph explaining semantics of empty elements in path
5731 variables. Exclude a cross-reference to Fishkill from the
5732 manpage. Remove an unnecessary cross-reference of the entry
5733 right above the referer. Don't use @anchor in text that goes
5735 * doc/cppopts.texi: Cross-reference the environment variables
5736 section, not the specific environment variable, for consistency.
5738 2002-03-25 Richard Henderson <rth@redhat.com>
5740 * recog.c (peephole2_optimize): Distribute EH_REGION -1 notes
5741 anywhere in the block. Don't refer to insns that have been
5742 removed from the chain. Iterate backward through the new insns.
5743 Don't refer to edges that have been removed.
5745 2002-03-26 Alan Modra <amodra@bigpond.net.au>
5747 * combine.c (simplify_comparison <ASHIFTRT, LSHIFTRT>): Correct
5748 test for overflow of constant.
5750 2002-03-25 Richard Earnshaw <rearnsha@arm.com>
5753 * arm.md (loadhi_preinc, loadhi_predec, loadhi_shiftpreinc)
5754 (loadhi_shiftpredec, loadhi-with-writeback peephole): Don't use
5755 these patterns on arm_archv4.
5757 2002-03-25 Danny Smith <dannysmith@sourceforge.users.net>
5759 * config/i386/mingw32.h (WINT_TYPE): Define as "short unsigned
5762 2002-03-25 Zack Weinberg <zack@codesourcery.com>
5764 * toplev.c: Don't include setjmp.h. Kill float_handler_set,
5765 float_handled, float_handler, float_signal, set_float_handler,
5766 and do_float_handler. Set handler for SIGFPE to crash_signal.
5767 * toplev.h: Don't prototype do_float_handler.
5769 * c-lex.c: Fold parse_float into lex_number. Make warning
5770 about portability of hex float constants more informative, and
5771 don't issue it on top of a syntax error.
5772 * fold-const.c: Fold const_binop_1 and fold_convert_1 into
5774 * real.h: Define REAL_VALUE_ABS here...
5775 * simplify-rtx.c: ... not here. Fold check_fold_consts,
5776 simplify_unary_real, simplify_binary_real, and
5777 simplify_binary_is2orm1 into their callers.
5778 * tree.c: Fold build_real_from_int_cst_1 into caller.
5780 * doc/tm.texi: Document REAL_VALUE_ABS and REAL_VALUE_NEGATIVE.
5782 * tsystem.h: Include float.h here...
5783 * libgcc2.c: ... not here.
5785 2002-03-25 Nick Clifton <nickc@cambridge.redhat.com>
5787 Fixes for: PR bootstrap/3591, target/5676
5788 * config/mcore/mcore.h (CC1_SPEC): Define only if not already
5789 defined. Do not disable exceptions or rtti.
5790 * config/mcore/mcore-pe.h (CC1_SPEC): Define before including
5791 mcore.h. Disable exceptions and rtti, since they are not
5794 2002-03-25 Neil Booth <neil@daikokuya.demon.co.uk>
5796 * c-decl.c (maybe_build_cleanup): Remove.
5797 * expr.c (expand_expr): Use langhook.
5798 * langhooks-def.h (lhd_return_null_tree,
5799 LANG_HOOKS_MAYBE_BUILD_CLEANUP): New.
5800 (LANGHOOKS_INITIALIZER): Update.
5801 * langhooks.c (lhd_return_null_tree): New.
5802 * langhooks.h (struct lang_hooks): New hook.
5803 * tree-inline.c (initialize_inlined_parameters): Use langhook.
5804 * tree.h (maybe_build_cleanup): Remove.
5806 2002-03-25 Jakub Jelinek <jakub@redhat.com>
5808 * regrename.c (build_def_use): Move recog_memoized
5809 before extract_insn.
5811 2002-03-25 Jakub Jelinek <jakub@redhat.com>
5814 * expr.c (emit_group_store): Handle storing into CONCAT.
5816 2002-03-25 Jakub Jelinek <jakub@redhat.com>
5818 * regrename.c (build_def_use): Share RTL between MATCH_OPERATOR and
5819 corresponding MATCH_DUP.
5821 2002-03-24 Richard Henderson <rth@redhat.com>
5823 * unroll.c (unroll_loop): Zero label_map.
5825 * gcse.c: Include except.h.
5826 * Makefile.in (gcse.o): Update.
5828 2002-03-24 Richard Henderson <rth@redhat.com>
5830 * varasm.c (asm_emit_uninitialised): Revert 2002-03-14 change.
5831 Do resolve_unique_section before shared data clause.
5833 2002-03-24 Richard Henderson <rth@redhat.com>
5835 * config/alpha/elf.h (STARTFILE_SPEC): Use crtbeginT with -static.
5837 2002-03-24 Richard Henderson <rth@redhat.com>
5839 * recog.c (peephole2_optimize): Split blocks when EH insns are
5840 generated in the middle of a block. Do global life update if
5843 2002-03-24 Richard Henderson <rth@redhat.com>
5845 * mips.c (mips_function_value): Only promote_mode for non-libcalls.
5847 2002-03-24 Neil Booth <neil@daikokuya.demon.co.uk>
5850 * gcc.c (cpp_options): Pass -MD through as -MD not -M -MF.
5851 * cppinit.c (cpp_handle_option): Set no_ouput if -MD or -MMD.
5852 (init_dependency_output): Don't make no_output decision here.
5854 2002-03-24 Andrew Cagney <ac131313@redhat.com>
5856 * stmt.c (check_for_full_enumeration_handling): Remove tests of
5857 warn_switch. Update description.
5858 (expand_end_case_type): Call check_for_full_enumeration_handling
5861 2002-03-24 Stephane Carrez <Stephane.Carrez@worldnet.fr>
5863 * config/m68hc11/m68hc11.c (m68hc11_autoinc_compatible_p): New function.
5864 (m68hc11_split_move): Call it to see if the source and destination
5865 operands use the same direction auto inc/dec mode, otherwise make the
5866 source an offsetable memory operand and generate an add.
5868 2002-03-24 Stephane Carrez <Stephane.Carrez@worldnet.fr>
5870 * config/m68hc11/m68hc11.md ("*subsi3_zero_extendhi"): Allow address
5871 register for operand 2.
5872 ("*subsi3_zero_extendqi"): Likewise.
5873 ("*iorhi3_gen"): Do the operation on the upper bits and then lower
5874 bits so that it is compatible with a pop.
5875 ("*andhi3_gen"): Likewise.
5876 ("xorhi3"): Likewise.
5878 2002-03-24 Neil Booth <neil@daikokuya.demon.co.uk>
5880 * cppinit.c (cpp_handle_option): Set warn_endif_labels if
5882 (cpp_post_options): ... not here.
5884 2002-03-24 Neil Booth <neil@daikokuya.demon.co.uk>
5885 Aldy Hernandez <aldyh@redhat.com>
5887 Removal of separate preprocessor cpp0.
5889 * Makefile.in (GCC_PASSES, STAGESTUFF, LIBCPP_OBJS,
5890 cpp0, install-common): Update.
5891 * c-common.c (flag_preprocess_only): New.
5892 (c_common_init): Preprocess for -E.
5893 * c-common.h (flag_preprocess_only): New.
5894 * c-decl.c (c_decode_option): Handle -E and -std=c++98.
5895 * c-objc-common.c (c_init_decl_processing): Exit quickly
5896 for NULL return from c_common_init.
5897 * cpplib.h (cpp_preprocess_file): New.
5898 * cppmain.c (main, general_init, pfile, progname): Remove.
5899 (do_preprocessing): Rename cpp_preprocess_file, don't call
5900 cpp_finish. Don't close stdout here.
5901 (setup_callbacks): Update prototype.
5902 * gcc.c (trad_capable_cpp, cpp_unique_options, default_compilers):
5904 * tradcpp.c (main): Ignore -quiet.
5906 * lang-specs.h (default_compilers): Preprocess with cc1obj.
5908 2002-03-24 Richard Henderson <rth@redhat.com>
5910 PR optimization/5742
5911 * machmode.def: Add inner mode field to complex modes.
5912 * config/mips/mips.c (mips_function_value): Always define. Add
5913 new argument to handle libcalls.
5914 * config/mips/mips.h (LIBCALL_VALUE): Use mips_function_value.
5915 (FUNCTION_VALUE): Likewise.
5916 * config/mips/abi64.h (FUNCTION_VALUE): Remove.
5917 * config/mips/mips-protos.h: Update.
5919 2002-03-23 Richard Henderson <rth@redhat.com>
5921 * config/sparc/sparc.c (sparc_emit_floatunsdi): New.
5922 * config/sparc/sparc-protos.h: Update.
5923 * config/sparc/sparc.md (floatunsdisf2, floatunsdidf2): New.
5925 2002-03-23 Richard Henderson <rth@redhat.com>
5927 * config/sparc/gmon-sol2.c (internal_mcount): Assume either
5928 _start or _init begins the text segment.
5930 2002-03-23 David Edelsohn <edelsohn@gnu.org>
5932 * config/rs6000/rs6000.h (RETURN_IN_MEMORY): Cast to HOST_WIDE_INT
5933 not HOST_WIDEST_INT.
5934 (RS6000_ARG_SIZE): Remove unsigned cast of int_size_in_bytes.
5936 2002-03-23 Richard Earnshaw <rearnsha@arm.com>
5939 * arm.md (return, sibcall_epilogue): Pass const_true_rtx as the
5940 operand argument to output_return_instruction.
5941 * arm.c (arm_print_operand, case 'd'): If the operand is
5942 const_true_rtx then just return.
5943 (arm_print_operand, case 'D'): If the operand is const_true_rtx
5946 2002-03-23 Andrew Cagney <ac131313@redhat.com>
5948 * doc/invoke.texi (Option Summary): Mention -Wswitch-default.
5949 (Warning Options): Document -Wswitch-default.
5950 * toplev.c (W_options): Add -Wswitch-default. Update comment on
5952 (warn_switch_default): Define variable.
5953 (warn_switch): Update comment.
5954 * flags.h (warn_switch_default): Declare variable.
5955 (warn_switch): Update comment.
5956 * stmt.c (expand_end_case): Check for and, when
5957 warn_switch_no_default, warn of a missing default case.
5959 2002-03-23 Alan Modra <amodra@bigpond.net.au>
5961 * real.h (N): Special case 128 bit doubles.
5963 * combine.c (simplify_comparison): When widening modes, ignore
5964 sign extension on CONST_INTs.
5966 2002-03-22 Bob Wilson <bob.wilson@acm.org>
5968 * config/xtensa/xtensa.c (print_operand): Fix incorrect mode
5969 passed to adjust_address. Fix comment formatting.
5972 2002-03-22 Zack Weinberg <zack@codesourcery.com>
5974 * real.h: Don't define REAL_INFINITY or REAL_IS_NOT_DOUBLE.
5975 Always make REAL_VALUE_TYPE a struct containing an array of
5976 HOST_WIDE_INT, not a double. Tidy up the code deciding how
5977 big it is. Don't declare or use union real_extract.
5979 * emit-rtl.c (init_emit_once), varasm.c (immed_real_const_1,
5980 decode_rtx_const, output_constant_pool), config/a29k/a29k.c
5981 (print_operand), config/arm/arm.c (output_move_double),
5982 config/arm/arm.md (consttable_4, consttable_8),
5983 config/romp/romp.c (output_fpops), config/s390/s390.h
5984 (ASM_OUTPUT_SPECIAL_POOL_ENTRY), config/xtensa/xtensa.c
5985 (xtensa_output_literal): Don't use union real_extract.
5987 * config/dsp16xx/dsp16xx.c (print_operand), config/i860/i860.c
5988 (sfmode_constant_to_ulong), config/ns32k/merlin.h
5989 (PRINT_OPERAND), config/ns32k/ns32k.c (print_operand),
5990 config/pdp11/pdp11.h (PRINT_OPERAND), config/we32k/we32k.h
5991 (PRINT_OPERAND): Don't use local version of union
5994 * config/convex/convex.c (check_float_value), config/vax/vax.c
5995 (vax_float_literal), config/m88k/m88k.md (divdf3),
5996 config/dsp16xx/dsp16xx.md (fixuns_trunchfhi2),
5997 config/pdp11/pdp11.c (output_move_quad): Don't do host
5998 arithmetic on target floating point quantities.
6000 * config/a29k/a29k.md, config/dsp16xx/dsp16xx.c
6001 (output_dsp16xx_float_const): Don't test HOST_FLOAT_FORMAT.
6003 * fold-const.c (fold), simplify-rtx.c (simplify_binary_real):
6004 Use MODE_HAS_INFINITIES rather than #ifdef REAL_INFINITY.
6006 * real.c (earith): Test INFINITY rather than REAL_INFINITY;
6007 NANS implies INFINITY, so can drop #ifdef NANS inside #ifndef
6009 * print-rtl.c (print_rtx): Disable code which needs
6010 floating-point emulator.
6011 * libgcc2.c: Include float.h and use DBL_MANT_DIG,
6012 FLT_MANT_DIG, to define DF_SIZE and SF_SIZE, rather than
6013 depending on HOST_FLOAT_FORMAT to be defined properly.
6015 * config/1750a/1750a.c (get_double, float_label): Delete.
6016 (print_operand): Delete huge commented-out chunk. Use
6017 REAL_VALUE_TO_DECIMAL.
6018 * config/1750a/1750a-protos.h: Delete prototypes of deleted
6020 * config/convex/convex.h: Always set TARGET_FLOAT_FORMAT to
6022 * config/i370/i370.h (PRINT_OPERAND [TARGET_HLASM version]):
6023 Use REAL_VALUE_TO_DECIMAL as ELF version does.
6024 * config/m88k/m88k.c (real_power_of_2_operand,
6025 legitimize_operand): Take the REAL_VALUE_TYPE and/or union
6026 real_extract out of the union; run the input through
6027 REAL_VALUE_TO_TARGET_DOUBLE, then plug the pair of longwords
6028 from that into the union.
6029 * config/pdp11/pdp11.c (output_move_double): Rearrange
6030 parentheses to make automatic indenter happy.
6032 * doc/tm.texi (Cross-compilation): Rename node to "Floating
6033 Point" and rewrite to describe current situation. Also adjust
6034 documentation of REAL_VALUE_TO_TARGET_SINGLE and friends to
6036 * doc/rtl.texi: Adjust cross reference.
6038 2002-03-22 Bob Wilson <bob.wilson@acm.org>
6040 * config/xtensa/xtensa-protos.h (non_acc_reg_operand): Remove.
6041 (xtensa_valid_move, xtensa_preferred_reload_class): Define.
6042 * config/xtensa/xtensa.c (non_acc_reg_operand): Remove.
6043 (xtensa_valid_move, xtensa_preferred_reload_class): Define to
6044 prevent use of sp as a reload register.
6045 (xtensa_emit_move_sequence): Use xtensa_valid_move instead of
6046 non_acc_reg_operand.
6047 * config/xtensa/xtensa.h (PREDICATE_CODES): Remove non_acc_reg_operand.
6048 (PREFERRED_RELOAD_CLASS): Move code to xtensa_preferred_reload_class.
6049 * config/xtensa/xtensa.md (movsi_internal, movhi_internal,
6050 movqi_internal): Use xtensa_valid_move instead of non_acc_reg_operand.
6052 2002-03-22 Neil Booth <neil@daikokuya.demon.co.uk>
6054 * cpphash.h (struct cpp_reader): Remove mls_line and mls_col.
6055 * cpplex.c (unterminated): Delete.
6056 (parse_string): No string literal may extend over multiple
6057 lines. Suppress the error when preprocessing assembly.
6058 * cppmain.c (scan_translation_unit): Strings are single-line.
6060 * doc/cpp.texi: Update to match.
6062 2002-03-22 Jakub Jelinek <jakub@redhat.com>
6064 PR optimization/5854
6065 * config/m68hc11/m68hc11.h (CONST_OK_FOR_LETTER_VALUE_P): Use K for 0.
6067 (CONST_DOUBLE_OK_FOR_LETTER_P): Use G for 0.0.
6068 (EXTRA_CONSTRAINT): Use S for non-push memory operand.
6069 * config/m68hc11/m68hc11.c (m68hc11_split_move): Handle setting from
6070 const0 if scratch register was not allocated.
6071 (m68hc11_reload_operands, m68hc11_gen_lowpart, m68hc11_gen_highpart,
6072 m68hc11_z_replacement): Replace gen_rtx (CONST_INT, VOIDmode, ...)
6074 (m68hc11_reorg): Compute BLOCK_FOR_INSN before reload_cse_regs.
6075 * config/m68hc11/m68hc11.md: Replace gen_rtx (CONST_INT, VOIDmode, ...)
6076 with GEN_INT (...) everywhere. Remove constraints in define_split
6078 (movdi_internal, movdf_internal, movsi_internal, movsf_internal): Don't
6079 require scratch register for setting 0 into regs/non-pushable memory.
6081 2002-03-22 Alexandre Oliva <aoliva@redhat.com>
6083 * config/mips/mips.h (MASK_RETURN_ADDR): Define.
6084 (TARGET_PTRMEMFUNC_VBIT_LOCATION): Define.
6086 2002-03-22 Phil Edwards <pme@gcc.gnu.org>
6088 * cpplib.h (struct cpp_options): New member, warn_endif_labels.
6089 * cppinit.c (cpp_create_reader): On by default.
6090 (cpp_handle_option): Handle -W[no-]endif-labels.
6091 (cpp_post_options): Also enable if -pedantic.
6092 * cpplib.c (do_else): Use it.
6093 (do_endif): Likewise.
6094 * doc/cppopts.texi: Document new option.
6095 * doc/invoke.texi: Document new option.
6097 2002-03-22 Lars Brinkhoff <lars@nocrew.org>
6099 * config/i386/i386.c, config/i386/i386.md: Change all occurences
6100 of GEN_INT (trunc_int_for_mode (...)) to gen_int_mode (...).
6102 2002-03-22 Alexandre Oliva <aoliva@redhat.com>
6104 * flow.c (calculate_global_regs_live): Clear aux fields of
6107 2002-03-22 Jakub Jelinek <jakub@redhat.com>
6109 * config/v850/v850.c (v850_reorg): Only call alter_subreg on
6110 REG or MEM subregs, pass rtx * instead of rtx to it.
6111 * config/i860/i860.c (output_delayed_branch, output_delay_insn): Pass
6112 rtx * instead of rtx to alter_subreg.
6113 * config/m32r/m32r.c (gen_split_move_double): Likewise.
6114 * config/pj/pj.c (pj_output_rval): Likewise.
6116 2002-03-22 Richard Henderson <rth@redhat.com>
6119 * config/ia64/ia64.h (CUMULATIVE_ARGS): Add int_regs.
6120 (INIT_CUMULATIVE_ARGS, INIT_CUMULATIVE_INCOMING_ARGS): Update.
6121 * config/ia64/ia64.c (ia64_function_arg_advance): Set int_regs.
6122 (ia64_expand_prologue): Look at int_regs, not words, for number
6123 of incomming int regs.
6125 2002-03-22 Andrew MacLeod <amacleod@redhat.com>
6127 * expr.c (expand_expr): A RESULT_DECL is part of a call.
6129 Fri Mar 22 16:30:42 CET 2002 Jan Hubicka <jh@suse.cz>
6131 * toplev.c (flag_loop_optimize, flag_crossjumping):
6132 New static variables.
6133 (rest_of_compilation): Conditionalize crossjumping and
6135 (parse_options_and_default_flags): Default loop_optimize and
6137 (lang_independent_options): Add -fcrossjumping and -floop-optimize
6138 * invoke.texi (crossjumping, loop-optimize): Document.
6140 2002-03-22 Richard Sandiford <rsandifo@redhat.com>
6142 * real.c (eiisneg): Move outside #ifdef NANS.
6144 Fri Mar 22 12:08:36 CET 2002 Jan Hubicka <jh@suse.cz>
6146 * cfgcleanup.c (outgoing_edges_math): Fix condition; relax
6147 frequencies match; avoid match on different loop depths.
6148 (try_crossjump_to_bb): Kill tests that no longer brings time
6150 * cfgrtl.c (force_nonfallthru_and_redirect): Fix loop_depth
6152 (split_edge): Likewise.
6154 * flow.c (update_life_info_in_dirty_blocks): Fix uninitialized
6157 * Makefile.in (cfgrtl): Add insn-config.h depenendency.
6158 * cfgrtl.c: Include insn-config.h
6159 (split_block) Dirtify block in presence of conditional execution
6161 2002-03-22 Richard Sandiford <rsandifo@redhat.com>
6163 * config/mips/abi64.h (SETUP_INCOMING_VARARGS): Undefine.
6164 * config/mips/mips-protos.h (mips_setup_incoming_varargs): Declare.
6165 (function_arg): Constify CUMULATIVE_ARGS.
6166 (function_arg_partial_nregs, function_arg_pass_by_reference): Likewise.
6167 * config/mips/mips.h (UNITS_PER_FPVALUE): Zero when TARGET_SOFT_FLOAT.
6168 (UNITS_PER_DOUBLE): New macro.
6169 (SETUP_INCOMING_VARARGS): Define. Use mips_setup_incoming_varargs.
6170 (CUMULATIVE_ARGS): Reformat. Remove num_adjusts workaround and
6171 last_arg_fp field. Replace arg_words and fp_arg_words with gp_regs,
6172 fp_regs and stack_words.
6173 (EABI_FLOAT_VARARGS_P): New macro.
6174 * config/mips/mips.c (struct mips_arg_info): New.
6175 (mips_arg_info): New function.
6176 (function_arg_advance): Use it. Add adjustment instructions here
6177 rather than in function_arg.
6178 (function_arg): Constify CUMULATIVE_ARGS. Use mips_arg_info. Check
6179 for VOIDmode at the beginning of the function.
6180 (function_partial_nregs): Constify CUMULATIVE_ARGS. Use mips_arg_info.
6181 (function_arg_pass_by_reference): Likewise.
6182 (mips_setup_incoming_varags): New, largely based on old abi64.h code.
6183 (mips_build_va_list): Test EABI_FLOAT_VARARGS_P.
6184 (mips_va_start): Likewise. Use the new stack_words field of
6185 CUMULATIVE_ARGS to set up overflow area. Reformat.
6186 (mips_va_arg): Test EABI_FLOAT_VARARGS_P. Unify EABI handling of
6187 doubles and other types, aligning the overflow pointer for non-doubles
6188 too. Remove some code duplication. Replace hard-coded constants.
6190 2002-03-22 Richard Sandiford <rsandifo@redhat.com>
6192 * config/mips/mips.h (FUNCTION_ARG_REGNO_P): Simplify.
6193 (CLASS_UNITS): Undefine.
6194 (CLASS_MAX_NREGS): Use FP_INC.
6195 * config/mips/mips.c (compute_frame_size): Likewise.
6196 (override_options): Use FP_INC and UNITS_PER_FPVALUE.
6198 2002-03-22 Neil Booth <neil@daikokuya.demon.co.uk>
6200 * cpplex.c (parse_identifier_slow): Rename parse_slow, adjust
6201 prototype, and handle lexing numbers and identifiers.
6202 (parse_identifier): Update to new form of parse_slow.
6203 (parse_number): Fast path only, use parse_slow otherwise.
6204 (_cpp_lex_direct): Update calls to parse_number.
6206 2002-03-21 DJ Delorie <dj@redhat.com>
6208 * bb-reorder.c (make_reorder_chain_1): Protect against
6209 when redundant edges are omitted.
6210 * predict.c (dump_prediction): Likewise.
6212 2002-03-21 Richard Henderson <rth@redhat.com>
6215 * fixinc/inclhack.def (solaris_stdio_tag): New.
6216 * fixinc/fixincl.x: Regenerate.
6218 2002-03-21 Eric Botcazou <ebotcazou@multimania.com>
6221 * c-typeck.c (process_init_element): Flag non-static
6222 initialization of a flexible array member as illegal.
6224 2002-03-22 Alan Modra <amodra@bigpond.net.au>
6226 * config/rs6000/t-linux64: New.
6227 * config.gcc (powerpc64-*-linux* <tmake_file>): Drop t-ppcos and
6228 t-ppccomm. Use t-rs6000 and t-linux64.
6229 (powerpc64-*-gnu* <tmake_file>): Likewise.
6230 * mklibgcc.in (SHLIB_MKMAP_OPTS): New variable.
6231 * mkmap-symver.awk (dotsyms): If set, output .foo as well as foo.
6232 * Makefile.in (SHLIB_MKMAP_OPTS): Pass to mklibgcc.
6234 2002-03-21 Aldy Hernandez <aldyh@redhat.com>
6236 * langhooks.c (lhd_tree_inlining_cannot_inline_tree_fn): Check
6237 flag_really_no_inline instead of optimize == 0.
6239 * c-objc-common.c (c_cannot_inline_tree_fn): Same.
6241 * cp/tree.c (cp_cannot_inline_tree_fn): Same.
6243 * flags.h (flag_really_no_inline): New.
6245 * c-common.c (c_common_post_options): Initialize
6246 flag_really_no_inline.
6248 * toplev.c (flag_really_no_inline): New.
6250 2002-03-21 Jakub Jelinek <jakub@redhat.com>
6252 * config/avr/avr.md (length): Fix length computation for
6253 conditional branches.
6255 2002-03-21 Neil Booth <neil@daikokuya.demon.co.uk>
6257 * Makefile.in (fold-const.o, stor-layout.o, stmt.o,
6258 sdbout.o, profile.o): Update.
6259 * c-common.c (c_common_nodes_and_builtins): Use pushdecl
6261 * c-common.h (gettags): Move here from tree.h.
6262 * c-tree.h (pushdecl, pushlevel, poplevel, set_block,
6263 insert_block, getdecls, kept_level_p, global_bindings_p): New.
6264 * dbxout.c (dbxout_init): Use getdecls langhook.
6265 * expr.c (expand_expr): Use insert_block langhook.
6266 * fold-const.c: Include langhooks.h.
6267 (fold_range_test, fold_binary_op_with_conditional_arg,
6268 fold): Use global_bindings_p langhook.
6269 * integrate.c (expand_inline_function): Use insert_block langhook.
6270 * langhooks-def.h (LANG_HOOKS_DECLS, LANG_HOOKS_PUSHLEVEL,
6271 LANG_HOOKS_POPLEVEL, LANG_HOOKS_GLOBAL_BINDINGS_P,
6272 LANG_HOOKS_INSERT_BLOCK, LANG_HOOKS_SET_BLOCK, LANG_HOOKS_PUSHDECL,
6273 LANG_HOOKS_GETDECLS): New.
6274 (LANG_HOOKS_INITIALIZER): Update.
6275 * langhooks.c (lhd_clear_binding_stack): Use global_bindings_p
6277 * langhooks.h (struct lang_hooks_for_decls): New.
6278 (struct lang_hooks): Update.
6279 * profile.c: Include langhooks.h.
6280 (output_func_start_profiler): Use new langhooks.
6281 * sdbout.c: Include langhooks.h.
6282 (sdbout_init, sdbout_finish): Use getdecls langhook.
6283 * stmt.c: Include langhooks.h.
6284 (expand_fixup, fixup_gotos): Use new langhooks.
6285 * stor-layout.c: Include langhooks.h.
6286 (variable_size): Use global_bindings_p langhook.
6287 * toplev.c (compile_file): Use getdecls langhook.
6288 * tree-inline.c (remap_block): Use insert_block langhook.
6289 * tree.h (pushdecl, pushlevel, poplevel, set_block, gettags,
6290 insert_block, getdecls, kept_level_p, global_bindings_p): Remove.
6292 2002-03-21 Richard Henderson <rth@redhat.com>
6294 * config/rs6000/rs6000.c (rs6000_select_rtx_section): Put symbolic
6295 constants in .data when -fpic.
6297 2002-03-21 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
6299 * doc/contrib.texi (Contributors): Use GNU/Linux instead of Linux
6302 2002-03-21 Tom Tromey <tromey@redhat.com>
6304 * config/i386/sol2.h (ASM_QUAD): Undef. Fixes PR bootstrap/5948.
6306 Thu Mar 21 09:50:48 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
6308 * config/ia64/ia64.c (hfa_element_mode, case ARRAY_TYPE): Recurse.
6310 * expr.c (emit_group_store): Don't copy const0_rtx to a CONCAT.
6312 2002-03-21 Eric Botcazou <ebotcazou@multimania.com>
6313 Richard Henderson <rth@redhat.com>
6316 * c-common.c (c_expand_expr): Preserve result of a statement
6317 expression if needed.
6319 2002-03-21 Jakub Jelinek <jakub@redhat.com>
6322 * genrecog.c (maybe_both_true_mode): Remove.
6323 (maybe_both_true_2, write_switch): Revert 2001-07-17 changes.
6324 * machmode.def (Pmode): Likewise.
6326 Thu Mar 21 01:55:06 EST 2002 John Wehle (john@feith.com)
6328 * alias.c: (nonlocal_mentioned_p): Use for_each_rtx.
6329 (nonlocal_mentioned_p_1): New function.
6330 (nonlocal_referenced_p, nonlocal_referenced_p_1): Likewise.
6331 (nonlocal_set_p, nonlocal_set_p_1): Likewise.
6332 (mark_constant_function): Recognize pure functions.
6333 * rtl.h (global_reg_mentioned_p): New prototype.
6334 * rtlanal.c (global_reg_mentioned_p,
6335 global_reg_mentioned_p_1): New function.
6337 2002-03-21 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
6339 * fixinc/inclhack.def (alpha_assert): Fix assert macro in Tru64
6341 * fixinc/fixincl.x: Regenerate.
6343 2002-03-20 Jason Merrill <jason@redhat.com>
6345 * config/i386/cygwin.h (DWARF2_UNWIND_INFO): Define to 0.
6347 2002-03-20 Michael Meissner <meissner@redhat.com>
6349 * doc/invoke.texi (Optimize Options): Document that -O2 sets
6352 2002-03-20 Bob Wilson <bob.wilson@acm.org>
6354 * config/xtensa/xtensa.h (ASM_OUTPUT_POOL_PROLOGUE): Emit a
6355 ".literal_position" directive before the constant pool.
6357 2002-03-20 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
6359 * doc/contrib.texi (Contributors): Update Geoffrey Keating.
6360 Add Craig Rodrigues.
6361 Add Brad Lucier to testers.
6363 2002-03-20 Jakub Jelinek <jakub@redhat.com>
6366 * config/arc/arc.md (movsicc, movdicc, movsfcc, movdfcc): Add mode
6368 (movsicc_insn, movdicc_insn, movsfcc_insn, movdfcc_insn): Likewise.
6369 * config/arc/arc.c (arc_final_prescan_insn): Use extract_insn_cached
6370 instead of insn_extract.
6372 2002-03-20 Jakub Jelinek <jakub@redhat.com>
6375 * config/fr30/fr30.md (jump): Remove clobber of fixed register.
6377 * genemit.c (output_added_clobbers_hard_reg_p): Only output return
6378 stmt if some case has been output.
6380 2002-03-20 Jakub Jelinek <jakub@redhat.com>
6383 * config/i386/i386.md (movdicc_c_rex64, movsicc_noc, movhicc_noc,
6384 movsfcc_1, movdfcc_1): Add %O2.
6385 * config/i386/i386.c (print_operand): Handle %ON.
6386 Print . before float condition codes in Sun as cmov syntax.
6387 * config/i386/sol2.h (CMOV_SUN_AS_SYNTAX): Define for Sun as.
6388 * config.gcc (i[34567]86-*-solaris2*): Remove comment which is
6391 2002-03-20 Philip Blundell <pb@nexus.co.uk>
6393 * config/arm/arm.c (arm_output_epilogue): Don't generate separate
6394 return instruction if PC was popped.
6396 2002-03-20 Bob Wilson <bob.wilson@acm.org>
6398 * config/xtensa/xtensa.md: Remove unused type attributes.
6399 (adddi_carry, subddi_carry): Change type attribute to "multi".
6401 2002-03-19 Dale Johannesen <dalej@apple.com>
6403 PR optimization/5999, middle-end/5731
6404 * expr.c (expand_expr) [RDIV_EXPR]: Only convert real divisions into
6405 multiplications by reciprocals.
6407 2002-03-20 Neil Booth <neil@daikokuya.demon.co.uk>
6409 * Makefile.in: Update.
6410 * c-common.c: Include langhooks.h.
6411 (inline_forbidden_p): Use new hook.
6412 * diagnostic.c: Include langhooks.h.
6413 (format_with_decl, announce_function,
6414 default_print_error_function): Use new hook.
6415 * dwarf2out.c (dwarf2_name): Use new hook.
6416 * function.c: Include langhooks.h.
6417 (init_function_start): Use new hook.
6418 * langhooks-def.h (lhd_decl_printable_name): New.
6419 (LANGHOOKS_DECL_PRINTABLE_NAME): New.
6420 (LANGHOOKS_INITIALIZER): Update.
6421 * langhooks.c (lhd_decl_printable_name): New.
6422 * langhooks.h (struct lang_hooks): New hook.
6423 * toplev.c (decl_name, decl_printable_name): Remove.
6424 (open_dump_file): Use new hook.
6425 (process_options): Remove old hook.
6426 * tree.h (decl_printable_name): Remove.
6428 * objc-act.c (objc_init): Remove old hook.
6429 (objc_printable_name): Export.
6430 * objc-act.h (objc_printable_name): New.
6431 * objc-lang.c (LANG_HOOKS_DECL_PRINTABLE_NAME): Redefine.
6433 2002-03-19 Jim Blandy <jimb@redhat.com>
6435 * c-lex.c (cb_file_change): Pass the #inclusion's line number to
6436 the start_source_file debug hook, not the current line number.
6438 2002-03-19 Richard Henderson <rth@redhat.com>
6440 * flow.c (EH_USES): Provide default.
6441 (calculate_global_regs_live): Use it for EH edges and noreturn calls.
6442 * doc/tm.texi (EH_USES): New.
6444 * config/ia64/ia64.c (ia64_eh_uses): New.
6445 * config/ia64/ia64-protos.h: Update.
6446 * config/ia64/ia64.h (EH_USES): New.
6448 2002-03-19 Richard Henderson <rth@redhat.com>
6450 * varasm.c (output_constant_def): Fix stupid typo.
6452 2002-03-19 Richard Henderson <rth@redhat.com>
6455 * except.c (current_function_has_exception_handlers): New.
6456 * except.h: Declare it.
6457 * sibcall.c (optimize_sibling_and_tail_recursive_call): Use it.
6458 Combine tests that disable all sibcalls for the function.
6460 2002-03-19 Olivier Hainque <hainque@act-europe.fr>
6462 * varasm.c (output_constant_def): Don't call ENCODE_SECTION_INFO
6465 2002-03-19 Richard Henderson <rth@redhat.com>
6468 * config/ia64/ia64.c: Revert 2002-03-01 patch.
6469 * config/ia64/ia64.h (INIT_EXPANDERS): New.
6471 2002-03-19 Jim Blandy <jimb@redhat.com>
6473 * cppmacro.c (cpp_macro_definition): Emit a space after the macro
6474 name, even if the replacement list contains no tokens, as required
6477 2002-03-19 Jason Merrill <jason@redhat.com>
6479 * varasm.c (globalize_decl): Get the name from the RTL, not
6480 DECL_ASSEMBLER_NAME.
6482 * Makefile.in (LIBGCC2_DEBUG_CFLAGS): Set to -g.
6484 2002-03-19 Bob Wilson <bob.wilson@acm.org>
6486 * config/xtensa/xtensa.md (adddi3, adddi_carry, subdi3,
6487 subdi_carry): Define.
6489 2002-03-19 David Edelsohn <edelsohn@gnu.org>
6491 * config/rs6000/rs6000.c (rs6000_override_options): Only warn
6492 about -fpic/-fPIC if extra_warnings set.
6494 2002-03-19 David Edelsohn <edelsohn@gnu.org>
6496 * expr.c (expand_expr): Sign-extend CONST_INT generated from
6497 TREE_STRING_POINTER.
6498 * fold-const.c (fold): Delete #if 0 ARRAY_REF case.
6500 Tue Mar 19 14:12:32 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
6502 * config/sparc/sparc.h (CAN_ELMINIATE): Can only eliminate FP
6503 in favor of SP if FRAME_POINTER_REQUIRED is false.
6505 2002-03-19 Lars Brinkhoff <lars@nocrew.org>
6507 * emit-rtl.c (gen_int_mode): New function.
6508 * rtl.h: Prototype for it.
6509 * combine.c (make_extraction, simplify_comparison), expmed.c
6510 (store_bit_field, expand_mult_highpart, expand_divmod), expr.c
6511 (convert_modes, store_field), optabs.c (expand_fix),
6512 simplify-rtx.c (neg_const_int, simplify_unary_real),
6514 * config/rs6000/rs6000.c, config/rs6000/rs6000.md:
6515 Use it instead of GEN_INT (trunc_int_for_mode (...)).
6517 2002-03-19 Jakub Jelinek <jakub@redhat.com>
6520 * langhooks.h (struct lang_hooks_for_tree_inlining): Add
6521 convert_parm_for_inlining.
6522 * c-lang.c (LANG_HOOKS_TREE_INLINING_CONVERT_PARM_FOR_INLINING):
6524 * langhooks-def.h: Likewise.
6525 * objc/objc-lang.c: Likewise.
6526 * langhooks.c (lhd_tree_inlining_convert_parm_for_inlining): New
6528 * tree-inline.c (initialize_inlined_parameters):
6529 Call convert_parm_for_inlining lang hook if needed.
6530 * c-typeck.c (c_convert_parm_for_inlining): New function.
6531 * c-tree.h (c_convert_parm_for_inlining): Add prototype.
6533 2002-03-18 Mark Mitchell <mark@codesourcery.com>
6535 * calls.c (precompute_arguments): Do not assume that temporaries
6536 can be destroyed after expanding the argument.
6537 (expand_call): Likewise.
6539 2002-03-15 Eric Christopher <echristo@redhat.com>
6541 * config/mips/mips.md (movdf_internal2): Add two new move constraints.
6542 Fix register preference on last change.
6543 * config/mips/mips.c (mips_return_in_memory): New function.
6544 * config/mips/mips.h (RETURN_IN_MEMORY): Use.
6545 * config/mips/mips-protos.h: Declare.
6546 * config/mips/abi64.h (RETURN_IN_MEMORY): Remove. Add to above.
6547 * config/mips/elf64.h: Add #ifndef/#endif brackets around defaults.
6549 2002-03-18 Alexandre Oliva <aoliva@redhat.com>
6551 * config/mips/mips.md (andsi3) [TARGET_MIPS16]: Force operand 1 to
6553 (anddi3, iorsi3): Likewise.
6555 * config/mips/mips.h (ENCODE_SECTION_INFO) [TARGET_MIPS16]: Don't
6556 use %gprel for symbols that are going to be placed in linkonce
6559 * config/mips/mips.h (ELIMINABLE_REGS): Can't eliminate
6560 RETURN_ADDRESS_POINTER_REGNUM to $ra.
6561 (CAN_ELIMINATE): Only eliminate it to $sp if a frame pointer is
6562 not needed. Disregard leaf_function_p().
6563 (INITIAL_ELIMINATION_OFFSET): Adjust for elimination of rap to
6564 mips16 frame pointer.
6565 * config/mips/mips.md (store ra): Only to small SP offsets.
6566 2001-08-22 Graham Stott <grahams@redhat.com>
6567 * config/mips/mips.h (RETURN_ADDR_RTX): For a leaf function
6568 return a REG rtx for the return address register.
6570 2002-03-18 Bob Wilson <bob.wilson@acm.org>
6572 * config/xtensa/xtensa.h (GO_IF_MODE_DEPENDENT_ADDRESS): Treat
6573 constant-pool addresses as "mode-dependent".
6574 (GO_IF_LEGITIMATE_ADDRESS): Rename macro arguments.
6576 2002-03-18 Jakub Jelinek <jakub@redhat.com>
6579 * expr.c (emit_group_load): Use extract_bit_field if
6580 needed for CONCAT arguments.
6582 2002-03-18 Richard Earnshaw <rearnsha@arm.com>
6585 * arm.md (tablejump): Make this a define_expand. For PIC add the
6586 offset to the base of the table.
6587 (thumb_tablejump): Matcher for Thumb tablejump insn.
6588 * config/arm/aout.h (ASM_OUTPUT_ADDR_DIFF_ELT): Output thumb entries
6589 as the difference of two labels.
6590 * config/arm/aof.h (ASM_OUTPUT_ADDR_DIFF_ELT): Likewise.
6591 * config/arm/elf.h (JUMP_TABLES_IN_TEXT_SECTION): Only put ARM jump
6593 * config/arm/coff.h (JUMP_TABLES_IN_TEXT_SECTION): Likewise.
6594 * arm.c (get_jump_table_size): If the table is not in the text
6595 section, return zero.
6597 2002-03-18 Bernd Schmidt <bernds@redhat.com>
6599 * config/arm/arm.c (arm_gen_movstrqi): Use gen_lowpart instead
6601 (arm_reload_out_hi): Use gen_lowpart instead of
6602 gen_rtx_SUBREG to access QImode components.
6603 * config/arm/arm.md: Disable zero_extend split for QImode
6604 subregs in BIG_ENDIAN mode.
6605 (storehi_bigend): Match use of least significant byte.
6606 (storeinthi): Remove extraneous SUBREG.
6607 Add missing construction of operands[2].
6608 (movhi): Use gen_lowpart in place of gen_rtx_SUBREG.
6609 (movqi): Use gen_lowpart in place of gen_rtx_SUBREG.
6610 Replace gen_rtx (SUBREG) with gen_rtx_SUBREG.
6612 2002-03-18 Aldy Hernandez <aldyh@redhat.com>
6614 * config/rs6000/rs6000.h (PREDICATE_CODES): Add PARALLEL to
6617 2002-03-17 Richard Henderson <rth@redhat.com>
6619 * config/alpha/alpha.c (alpha_emit_set_const_1): Build add insns
6622 2002-03-17 Hans-Peter Nilsson <hp@bitrange.com>
6624 * config/mmix/mmix.md ("fixuns_truncdfdi2"): Use (unsigned_fix:DI
6625 (unsigned_fix:DF op1)), not (unsigned_fix:DI (fix:DF op1)).
6627 2002-03-17 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6629 * ifcvt.c (dead_or_predicable): Fix uninitialized variable.
6631 * predict.c (estimate_bb_frequencies): Delete unused variables.
6633 2002-03-17 Richard Henderson <rth@redhat.com>
6635 * config/ia64/ia64.c (ia64_attribute_table): Move before
6636 targetm definition. Make static.
6638 2002-03-17 Neil Booth <neil@daikokuya.demon.co.uk>
6640 * c-common.h (yyparse, c_common_parse_file): New.
6641 * c-lang.c: Include c-common.h.
6642 (LANG_HOOKS_PARSE_FILE): Redefine.
6643 * c-lex.c: Include c-common.h.
6644 (yyparse): Rename c_common_parse_file. Call yyparse.
6645 * c-parse.in (yyparse): Remove macro.
6646 * c-tree.h (yyparse_1): Remove.
6647 * langhooks-def.h (LANG_HOOKS_PARSE_FILE): New.
6648 (LANG_HOOKS_INITIALIZER): Update.
6649 * langhooks.h (struct lang_hoooks): New hook parse_file.
6650 * toplev.c (compile_file): Use parse_file hook.
6651 * tree.h (yyparse): Remove.
6652 * objc/objc-lang.c (LANG_HOOKS_PARSE_FILE): Redefine.
6654 2002-03-17 Hans-Peter Nilsson <hp@bitrange.com>
6656 * config/mmix/mmix.md ("truncdfsf2"): Correct operator is
6657 float_truncate, not fix.
6658 ("*truncdfsf2_real"): Ditto.
6659 ("*nonlocal_goto_receiver_expanded"): Fix output template formatting.
6661 * config/mmix/mmix.h (WCHAR_TYPE, WCHAR_TYPE_SIZE): Don't define.
6663 2002-03-16 Alexandre Oliva <aoliva@redhat.com>
6665 * config/mips/mips.h (CAN_ELIMINATE): Don't eliminate rap to $fp
6666 (s8), but rather HARD_FRAME_POINTER_REGNUM. Add parentheses
6667 where appropriate. Make the second reference to
6668 leaf_function_p a function call, as intended. Reindented.
6670 * config/mips/mips.h (ISA_HAS_COND_TRAP): Not available on MIPS16.
6671 * config/mips/mips.md (trap) [TARGET_MIPS16]: Emit `break 0'.
6673 * config/mips/mips.md (addsi3, adddi3): Use scratch register to
6674 add register to non-constant into sp.
6676 * config/mips/mips-protos.h (embedded_pic_fnaddr_reg): New.
6677 * config/mips/mips.h (embedded_pic_fnaddr_rtx): Lose.
6678 (mips16_gp_pseudo_rtx): Lose.
6679 (INIT_EXPANDERS): Deleted.
6680 * config/mips/mips.c (mips_init_machine_status): New.
6681 (mips_free_machine_status): New.
6682 (mips_mark_machine_status): New.
6683 (override_options): Set them.
6684 (embedded_pic_fnaddr_rtx, mips16_gp_pseudo_rtx): Moved to...
6685 (struct machine_function): ... new. Replaced all references.
6686 (mips_add_gc_roots): Don't mark them.
6687 (embedded_pic_fnaddr_reg): New, extracted from...
6688 (embedded_pic_offset): ... here.
6689 * config/mips/mips.md (movdi): Call embedded_pic_fnaddr_reg.
6692 2002-03-16 Neil Booth <neil@daikokuya.demon.co.uk>
6694 * cppinit.c: Revert -MD removal.
6696 2002-03-16 Stephane Carrez <Stephane.Carrez@worldnet.fr>
6698 * config/m68hc11/m68hc11.c (m68hc11_override_options): Don't use
6699 soft registers by default for 68HC12.
6700 (m68hc11_conditional_register_usage): Don't use Z register for 68HC12
6701 when compiling with -fomit-frame-pointer.
6702 (expand_prologue): Use push/pop to allocate 4-bytes of locals on 68HC12.
6703 (expand_epilogue): Likewise.
6704 (m68hc11_gen_rotate): Use exg when rotating by 8.
6706 2002-03-16 Stephane Carrez <Stephane.Carrez@worldnet.fr>
6708 * config/m68hc11/m68hc11-protos.h (ix_reg): Declare.
6709 * config/m68hc11/m68hc11.md ("addsi3"): Use general_operand for sources.
6710 (splits): Remove unused add splits.
6711 ("*addhi3_68hc12"): Tune constraints.
6712 ("addhi_sp"): Try to use X instead of Y in all cases and if the
6713 constant fits in 8-bits and D is dead use abx/aby instructions.
6714 ("*addhi3"): Remove extern declaration of ix_reg.
6715 ("*subsi3"): Optimize and provide new split.
6716 ("subhi3"): Cleanup.
6717 ("*subhi3_sp"): Avoid saving X if we know it is dead.
6718 (arith splits): For 68hc12 save the address register on the stack
6719 and do the arithmetic operation with a pop.
6721 2002-03-16 Stephane Carrez <Stephane.Carrez@worldnet.fr>
6723 * config/m68hc11/m68hc11.md ("*movqi_68hc12"): Fix constraints, avoid
6724 allocating QImode in address registers.
6725 ("*movqi_m68hc11"): Likewise.
6727 Sat Mar 16 12:57:28 CET 2002 Jan HUbicka <jh@suse.cz>
6729 * cfgcleanup.c (cleanup_cfg): Fix updating of liveness.
6731 2002-03-16 Neil Booth <neil@daikokuya.demon.co.uk>
6733 * cppinit.c (print_help): Display -MD and -MMD.
6734 Don't display usage string. Update assertion syntax and
6736 (COMMAND_LINE_OPTIONS): Remove OPT_MD, OPT_MMD.
6737 (cpp_handle_option): Update.
6739 2002-03-15 Chris Demetriou <cgd@broadcom.com>
6741 * config/mips/mips.h (SUBTARGET_CPP_SIZE_SPEC): Provide an
6742 MEABI case for each definition of SUBTARGET_CPP_SIZE_SPEC,
6743 and define it so that regardless of target CPU size,
6744 __SIZE_TYPE__ and __PTRDIFF_TYPE__ are defined in terms
6745 of "int" rather than "long."
6747 2002-03-15 Richard Henderson <rth@redhat.com>
6749 * config/alpha/alpha.c (alpha_va_arg): Manipulate the type
6752 2002-03-15 Stephane Carrez <Stephane.Carrez@worldnet.fr>
6754 * config/m68hc11/m68hc11.md ("tstqi_1"): Try to use ldab instead of tst.
6755 ("tstqi" split): Avoid using memory for tstqi on address register.
6756 (splits): Remove constraints.
6757 ("cmphi_1_hc12"): New from "cmphi_1" and tuned for 68HC12.
6758 ("cmpdf", "cmpsf"): Remove since not used.
6759 ("*tbeq", "*tbne", "*tbeq8", "*tbne8"): Also look in cc_status.value2.
6760 (peephole2): New peepholes to optimize tstqi and pre inc/dec addressing.
6762 2002-03-15 Stephane Carrez <Stephane.Carrez@worldnet.fr>
6764 * config/m68hc11/m68hc11.md ("negsi2"): Optimize inline case.
6765 ("neghi2"): Tighten constraints.
6766 ("one_cmplsi2"): Optimize and simplify split.
6767 * config/m68hc11/larith.asm (__negsi2): Likewise for library.
6769 2002-03-15 Stephane Carrez <Stephane.Carrez@worldnet.fr>
6771 * config/m68hc11/m68hc11.md ("logicalsi3_zexthi"): Fix constraints
6772 and split of AND operation to clear the upper bits.
6773 ("*logicalsi3_zextqi"): Likewise.
6774 ("*logicallhi3_zexthi_ashift8"): Likewise.
6775 ("*logicalsi3_silshr16"): Likewise.
6776 ("logicalsi3_silshl16"): Likewise.
6777 ("anddi3", "iordi3", "xordi3" splits): Remove constraints.
6779 2002-03-15 Stephane Carrez <Stephane.Carrez@worldnet.fr>
6781 * config/m68hc11/m68hc11.c (m68hc11_symbolic_p): New function.
6782 (m68hc11_indirect_p): New function.
6783 (m68hc11_override_options): Must set MASK_NO_DIRECT_MODE for 68HC12.
6784 (m68hc11_gen_highpart): Use TARGET_NO_DIRECT_MODE instead of
6786 (asm_print_register): Likewise.
6787 * config/m68hc11/m68hc11-protos.h (m68hc11_symbolic_p): Declare.
6788 (m68hc11_indirect_p): Declare.
6789 * config/m68hc11/m68hc11.h (EXTRA_CONSTRAINT): New constraint 'R', 'Q'.
6790 (TARGET_NO_DIRECT_MODE, TARGET_RELAX): New.
6791 (TARGET_SWITCHES): New option -mrelax.
6792 * config/m68hc11/m68hc11.md ("andsi3"): Allow soft register for
6794 ("iorsi3", "xorsi3"): Likewise.
6795 ("andhi3", "andqi3", "iorhi3", "iorqi3"): Use a define_expand.
6796 ("*andhi3_mem"): New to handle destination in memory with bclr
6797 and a scratch register.
6798 ("*andqi3_mem", "*iorhi3_mem", "*iorqi3_mem"): Likewise.
6799 ("*andhi3_const"): New when operand2 is constant.
6800 ("*andqi3_const", "*iorhi3_const", "*iorqi3_const"): Likewise.
6801 ("*andhi3_gen"): Cleanup of the old "andhi3".
6802 ("*andqi3_gen", "*iorhi3_gen", "*iorqi3_gen"): Likewise.
6803 ("xorqi3"): Update constraints.
6805 2002-03-15 Stephane Carrez <Stephane.Carrez@worldnet.fr>
6807 * config/m68hc11/m68hc11.c (m68hc11_small_indexed_indirect_p): Look
6808 for reg_equiv_memory_loc when the operand is a register that does
6809 not get a hard register (stack location).
6810 (tst_operand): After reload, accept all memory operand.
6811 (symbolic_memory_operand): Fix detection of symbolic references.
6812 * config/m68hc11/m68hc11.h (VALID_CONSTANT_OFFSET_P): For 68HC12
6813 accept symbols and any constant.
6815 2002-03-15 Stephane Carrez <Stephane.Carrez@worldnet.fr>
6817 * config/m68hc11/m68hc11.c (emit_move_after_reload): Add a REG_INC
6818 note on the insn that sets the soft frame register.
6819 (must_parenthesize): ix and iy are also reserved names.
6820 (print_operand_address): One more place where parenthesis are required
6821 to avoid confusion with register names.
6822 (m68hc11_gen_movhi): Allow push of stack pointer.
6823 (m68hc11_check_z_replacement): Fix handling of parallel with a
6825 (m68hc11_z_replacement): Must update the REG_INC notes to tell what
6826 the replacement register is.
6827 * config/m68hc11/m68hc11.h (REG_CLASS_CONTENTS): Switch Z_REGS
6828 and D8_REGS classes.
6829 (MODES_TIEABLE_P): All modes are tieable except QImode.
6831 2002-03-15 Stephane Carrez <Stephane.Carrez@worldnet.fr>
6833 * config/m68hc11/larith.asm (___adddi3): Optimize saving of result.
6834 (___subdi3): Likewise.
6835 (__mulsi3, __mulhi32): Avoid using _.tmp scratch location.
6836 (__map_data_section): Optimize 68hc11 case.
6838 2002-03-15 Stephane Carrez <Stephane.Carrez@worldnet.fr>
6840 * config/m68hc11/m68hc11.c (m6812_cost): Make cost of add higher
6841 than a shift to avoid adding a register with itself.
6842 (m68hc11_memory_move_cost): Take into account NO_REGS.
6843 (m68hc11_register_move_cost): Update and use memory move cost
6845 (m68hc11_address_cost): Make cost of valid offset not 0 so that
6846 it gives more opportunities to cse to optimize.
6847 * config/m68hc11/m68hc11.h (REGISTER_MOVE_COST): Pass the mode.
6848 * config/m68hc11/m68hc11-protos.h (m68hc11_register_move_cost): Update.
6850 2002-03-15 Mark Mitchell <mark@codesourcery.com>
6852 * c-common.c (statement_code_p): Handle CLEANUP_STMT.
6853 * c-common.def (CLEANUP_STMT): New tree node.
6854 * c-common.h (CLEANUP_DECL): New macro.
6855 (CLEANUP_EXPR): Likewise.
6856 * c-semantics.c (expand_stmt): Handle CLEANUP_STMT.
6857 * expr.c (expand_expr): Tidy.
6858 * tree-dump.c (dequeue_and_dump): Handle CLEANUP_STMT.
6859 * tree-inline.c (initialize_inlined_parameters): Clean up
6860 new local variables.
6862 2002-03-15 Jakub Jelinek <jakub@redhat.com>
6865 * config/sparc/sparc.c (gen_v9_scc): Move early clobber test
6866 before movrXX only, use reg_overlap_mentioned_p.
6867 Only special case NE if just one insn can be generated.
6869 2002-03-15 Jason Merrill <jason@redhat.com>
6871 * varasm.c (assemble_variable): Call resolve_unique_section before
6872 checking DECL_SECTION_NAME. Use zeros for a decl with DECL_INITIAL
6875 2002-03-15 Richard Earnshaw <rearnsha@arm.com>
6878 * arm.md (split pattern for thumb shiftable immediates): Add comment
6879 explaining non-obvious test.
6881 2002-03-15 Richard Earnshaw <rearnsha@arm.com>
6884 * arm.md (movaddr, movaddr_insn): Delete.
6886 2002-03-15 Jason Merrill <jason@redhat.com>
6888 * toplev.c (wrapup_global_declarations): Clarify variable handling.
6889 -fkeep-static-consts doesn't apply to comdats.
6891 2002-03-14 Richard Henderson <rth@redhat.com>
6893 * c-decl.c: Include c-pragma.h.
6894 (start_decl, start_function): Invoke maybe_apply_pragma_weak.
6895 (finish_function): Tidy.
6896 * c-pragma.c: Include c-common.h.
6897 (pending_weaks, apply_pragma_weak, maybe_apply_pragma_weak): New.
6898 (handle_pragma_weak): Use them.
6899 (init_pragma): Register pending_weaks.
6900 * c-pragma.h (maybe_apply_pragma_weak): Declare.
6901 * print-tree.c (print_node): Print DECL_WEAK.
6902 * varasm.c (mark_weak_decls): Remove.
6903 (remove_from_pending_weak_list): Remove.
6905 (asm_emit_uninitialised): Call globalize_decl for weak commons.
6906 (weak_decls): Make a tree_list.
6907 (declare_weak): Cons weak_decls directly.
6908 (globalize_decl): Remove weak_decls elements directly.
6909 (weak_finish): Simplify weak_decls walk. Don't weaken unused
6910 symbols. Don't pretend to handle aliases.
6911 (init_varasm_once): Update weak_decls registry.
6912 * Makefile.in: Update dependencies.
6914 2002-03-14 Richard Henderson <rth@redhat.com>
6917 * config/ia64/ia64.c: Include tm_p.h last.
6918 (gen_nop_type): Remove duplicate definition.
6919 (cycle_end_fill_slots): Set sched_data for second L slot.
6920 (maybe_rotate): Call cycle_end_fill_slots to fill in nop slots.
6921 (nop_cycles_until): Fix typos.
6923 2002-03-15 Jakub Jelinek <jakub@redhat.com>
6925 PR optimization/5891
6926 * unroll.c (copy_loop_body) [CALL_INSN]: Copy SIBLING_CALL_P flag.
6928 2002-03-14 David Mosberger <davidm@hpl.hp.com>, Hans Boehm <Hans_Boehm@hp.com>
6930 * config/ia64/unwind-ia64.c: Handle copy_state and label_state
6931 descriptors correctly.
6933 2002-03-14 Michael Meissner <meissner@redhat.com>
6935 * params.def (PARAM_MAX_UNROLLED_INSNS): New macro, default to
6936 100, allowing MAX_UNROLLED_INSNS to be overridden.
6938 * params.h (MAX_UNROLLED_INSNS): Define so it can be overridden by
6941 * unroll.c (params.h): Include.
6942 (MAX_UNROLLED_INSNS): Delete, now in params.h.
6944 * doc/invoke.texi (--param max-unroll-insns): Document.
6946 * Makefile.in (unroll.o): Add $(PARAMS_H) dependency.
6948 2002-03-14 Richard Earnshaw <rearnsha@arm.com>
6950 * arm.md: Fix warnings about constraints in peepholes and splits.
6952 2002-03-14 Zack Weinberg <zack@codesourcery.com>
6954 * cpphash.h (struct lexer_state): Remove line_extension member.
6955 * cpplib.c (dequote_string, do_linemarker): New functions.
6956 (linemarker_dir): New data object.
6957 (DIRECTIVE_TABLE): No longer need to interpret #line in
6958 preprocessed source. Delete obsolete comment about return
6960 (end_directive, directive_diagnostics, _cpp_handle_directive):
6961 Don't muck with line_extension.
6962 (directive_diagnostics): No need to issue warnings for
6964 (_cpp_handle_directive): Issue warnings for linemarkers here,
6965 when appropriate. Dispatch linemarkers to do_linemarker, not
6967 (do_line): Code to handle linemarkers split out to do_linemarker.
6968 Convert escape sequences in filename argument, both places.
6970 * cppmacro.c (quote_string): Rename cpp_quote_string and
6971 export. All callers changed.
6972 * cpplib.h (cpp_quote_string): Prototype.
6973 * cppmain.c (print_line): Call cpp_quote_string on to_file
6976 * doc/cpp.texi: Document that escapes are now interpreted in
6977 #line and in linemarkers, and that non-printing characters are
6978 converted to octal escapes when linemarkers are generated.
6980 Thu Mar 14 19:04:29 CET 2002 Jan Hubicka <jh@suse.cz>
6982 * emit-rtl.c (try_split): Use delete_insns.
6983 * recog.c (split_all_insns): Fix terminating condition.
6985 2002-03-14 Richard Earnshaw <rearnsha@arm.com>
6986 Jeroen Dobbelaere <jeroen.dobbelaere@acunia.com>
6989 * arm.c (arm_output_epilogue): Fix floating-point register save
6990 adjustment when using a frame pointer.
6992 2002-03-14 Richard Sandiford <rsandifo@redhat.com>
6994 * config/mips/mips.h (FP_INC, UNITS_PER_FPVALUE): New macros.
6995 * config/mips/mips.c (compute_frame_size): Retrofit them here.
6996 (save_restore_insns, mips_expand_epilogue): And here.
6997 (build_mips16_call_stub): And here.
6998 (mips_function_value): Use the new macros to decide whether a single
6999 or complex float can be returned in floating-point registers. Return
7000 a parallel rtx in the complex case.
7002 Thu Mar 14 11:03:12 CET 2002 Jan Hubicka <jh@suse.cz>
7004 * toplev.c (rest_of_compilation): Add CLEANUP_UPDATE_LIFE to cfg_cleanup
7005 call after liveness analysis.
7007 * recog.c (split_insn): Use delete_insn_and_edges.
7009 * cfgrtl.c (verify_flow_info): Be permisive about non-any_condjump
7010 instructions to have branch prediction notes.
7011 * ia64reorg.c (ia64_reorg): Do not rebuild CFG.
7013 2002-03-14 Geoffrey Keating <geoffk@redhat.com>
7015 * configure.in: Don't pass -Wno-long-long to a ADA compiler
7016 that doesn't support it.
7017 * configure: Regenerate.
7019 2002-03-13 Jakub Jelinek <jakub@redhat.com>
7022 * config/sparc/sparc.md (normal_branch, inverted_branch,
7023 normal_fp_branch, inverted_fp_branch, normal_fpe_branch,
7024 inverted_fp_branch): Adjust calls to output_cbranch.
7025 Set length attribute.
7026 (normal_int_branch_sp64, inverted_int_branch_sp64): Adjust calls to
7027 output_v9branch. Set length attribute.
7028 * config/sparc/sparc.c (fcc0_reg_operand, noov_compare64_op): New
7030 (noov_compare_op): Handle CCX_NOOVmode the same way as CC_NOOVmode.
7031 (output_cbranch): Likewise. Handle far branches.
7032 (output_v9branch): Handle far branches.
7033 * config/sparc/sparc-protos.h (output_cbranch, output_v9branch):
7035 * config/sparc/sparc.h (PREDICATE_CODES): Add fcc0_reg_operand and
7036 noov_compare64_op predicates.
7038 2002-03-13 Jason Merrill <jason@redhat.com>
7040 * gthr-posix.h (__gthread_active_p): Move __gthread_active_ptr
7041 into the function and constify it.
7042 * gthr-dce.h, gthr-solaris.h: Likewise.
7044 2002-03-13 David Edelsohn <edelsohn@gnu.org>
7046 * config/rs6000/rs6000.h (PAD_VARARGS_DOWN): Define.
7047 * config/rs6000/rs6000.c (rs6000_va_arg): Use
7048 std_expand_builtin_va_arg if not ABI_V4.
7050 2002-03-13 Jason Merrill <jason@redhat.com>
7052 * varasm.c (globalize_decl): New fn.
7053 (assemble_start_function): Use it.
7054 (asm_emit_uninitialized): Use it.
7055 (assemble_alias): Use it.
7056 (assemble_variable): Use it.
7058 2002-03-13 Hans-Peter Nilsson <hp@axis.com>
7060 * config/cris/cris.c (cris_target_asm_function_prologue): Revert
7061 2002-03-12 internal visibility change.
7062 (cris_encode_section_info): Consider MODULE_LOCAL_P when encoding
7063 visibility into SYMBOL_REF_FLAG.
7065 2002-03-13 Ulrich Weigand <uweigand@de.ibm.com>
7067 * expr.c (expand_expr, case NE_EXPR): Do not call copy_to_reg with
7068 VOIDmode operand. Add compile-time optimization for constant results.
7070 2002-03-12 Jason Merrill <jason@redhat.com>
7072 * c-typeck.c (convert_for_assignment): Don't allow conversions
7073 between pointers and references. Only allow lvalues to convert to
7076 2002-03-13 Hartmut Penner <hpenner@de.ibm.com>
7078 * config/s390/s390.h (PROFILE_BEFORE_PROLOGUE): Emit profile code
7079 before prologue, to avoid scheduling problems.
7081 2002-03-13 Jakub Jelinek <jakub@redhat.com>
7083 * config/sparc/sparc.h (INITIAL_FRAME_POINTER_OFFSET): Remove.
7084 (ELIMINABLE_REGS): Add sfp->sp.
7085 (INITIAL_ELIMINATION_OFFSET): Compute sfp->sp offset too.
7087 2002-03-13 Jakub Jelinek <jakub@redhat.com>
7089 PR optimization/5892
7090 * config/ia64/ia64.c (rotate_one_bundle): Update current packet.
7092 2002-03-13 Jakub Jelinek <jakub@redhat.com>
7094 * loop.c (basic_induction_var): Don't call convert_modes if mode
7095 classes are different.
7097 2002-03-12 Richard Henderson <rth@redhat.com>
7099 PR optimization/5901
7100 * function.c (reposition_prologue_and_epilogue_notes): Position
7101 the markers after/before the last/first insn not deleted.
7103 2002-03-12 Richard Henderson <rth@redhat.com>
7105 PR optimization/5878
7106 * config/arc/arc.h, config/cris/cris.h, config/i386/i386.h,
7107 config/m68k/m68k.h, config/s390/s390.h, config/sparc/sparc.h
7108 (PIC_OFFSET_TABLE_REGNUM): Conditionalize on flag_pic.
7110 * config/arm/arm.h config/i386/i386.h, config/m68k/m68k.h,
7111 config/sparc/sparc.h (CONDITIONAL_REGISTER_USAGE): Set
7112 PIC_OFFSET_TABLE_REGNUM based on INVALID_REGNUM not flag_pic.
7114 * config/arc/arc.h (CONDITIONAL_REGISTER_USAGE): New.
7115 * config/arm/arm.c (arm_pic_register): Init to INVALID_REGNUM.
7116 (arm_override_options): Set arm_pic_register if TARGET_APCS_STACK
7117 also. Don't set it if not flag_pic.
7118 * config/i386/i386.c (ix86_save_reg): Trust PIC_OFFSET_TABLE_REGNUM
7119 to be INVALID_REGNUM when not used.
7121 2002-03-13 Aldy Hernandez <aldyh@redhat.com>
7123 * expmed.c (store_bit_field): Reset alias set for memory.
7124 (extract_bit_field): Same.
7126 2002-03-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7128 * c-common.c (c_tree_code_type, c_tree_code_length,
7129 c_tree_code_name, add_c_tree_codes): Delete.
7130 * c-common.h (add_c_tree_codes): Delete.
7131 * c-lang.c (tree_code_type, tree_code_length, tree_code_name):
7133 * c-objc-common.c (c_objc_common_init): Don't call
7134 add_c_tree_codes, instead set lang_unsafe_for_reeval.
7135 * objc/objc-act.c (objc_tree_code_type, objc_tree_code_length,
7136 objc_tree_code_name, add_objc_tree_codes): Delete.
7137 (objc_init): Don't call add_objc_tree_codes.
7138 * objc/objc-lang.c (tree_code_type, tree_code_length,
7139 tree_code_name): Define.
7140 * toplev.c (lang_independent_init): Don't set
7141 tree_code_length[IDENTIFIER_NODE].
7142 * tree.c (tree_code_type, tree_code_length, tree_code_name):
7143 Delete definitions, moved to language front-ends.
7144 * tree.def (IDENTIFIER_NODE): Hardwire the length.
7145 * tree.h (tree_code_type, tree_code_length, tree_code_name):
7147 (tree_code_length): Change type to unsigned char.
7149 2002-03-12 Richard Henderson <rth@redhat.com>
7151 * config/i386/i386.c (ix86_expand_prologue): Revert 2002-03-03
7152 internal visibility change.
7154 2002-03-12 Bob Wilson <bob.wilson@acm.org>
7156 * config/xtensa/xtensa.c (xtensa_expand_block_move): Use
7157 validize_mem() instead of change_address to avoid clobbering
7160 2002-03-12 Neil Booth <neil@daikokuya.demon.co.uk>
7162 * c-lex.h (position_after_whitespace): Remove.
7164 2002-03-12 Jakub Jelinek <jakub@redhat.com>
7166 * c-lex.c (cb_ident, c_lex): Remove unnecessary cast.
7167 (lex_string): Use unsigned char pointers.
7169 2002-03-12 Ulrich Weigand <uweigand@de.ibm.com>
7171 * reload1.c (reload): Ignore MEM REG_EQUIV notes if the equivalent
7172 is not a valid memory_operand.
7174 2002-03-12 Bob Wilson <bob.wilson@acm.org>
7176 * config/xtensa/xtensa-config.h: Define XCHAL_HAVE_LOOPS.
7177 * config/xtensa/lib1funcs.asm: Fix copyright to include
7178 special case for libgcc files.
7179 (__udivsi3): Avoid loop instructions when XCHAL_HAVE_LOOPS is 0.
7180 (__divsi3): Likewise.
7181 (__umodsi3): Likewise.
7182 (__modsi3): Likewise.
7183 * config/xtensa/lib2funcs.S: Fix copyright to include
7184 special case for libgcc files.
7186 2002-03-12 Tom Rix <trix@redhat.com>
7188 * collect2.c (resolve_lib_name): Move outside of
7189 OBJECT_FORMAT_COFF ifdef.
7190 (ignore_library): Same.
7192 2002-03-12 Bob Wilson <bob.wilson@acm.org>
7194 * config/xtensa/t-xtensa (CRTSTUFF_T_CFLAGS_S): Define.
7196 2002-03-12 Bob Wilson <bob.wilson@acm.org>
7198 * config/xtensa/xtensa.h (ASM_OUTPUT_POOL_PROLOGUE): Switch
7199 to function_section before writing out the constant pool.
7201 2002-03-12 David Edelsohn <edelsohn@gnu.org>
7203 * config/rs6000/rs6000.h (PREDICATE_CODES): Add any_operand and
7205 * config/rs6000/rs6000.c (easy_fp_constant): Fix formatting.
7207 2002-03-12 Alan Modra <amodra@bigpond.net.au>
7209 * config/rs6000/rs6000.md (addsi3): Optimize sign extension.
7213 (cmpsi splitter): Likewise.
7214 (modsi3): Fail if <= 0.
7215 * config/rs6000/rs6000.c (reg_or_add_cint64_operand): Remove
7216 redundant test when HOST_BITS_PER_WIDE_INT != 32.
7217 (reg_or_sub_cint64_operand): Likewise.
7218 (num_insns_constant_wide): Optimize sign extension.
7219 (rs6000_legitimize_address): Likewise.
7221 2002-03-12 Andrew MacLeod <amacleod@redhat.com>
7223 * config/sparc/linux.h (HANDLE_PRAGMA_PACK_PUSH_POP): Define.
7224 * config/sparc/linux64.h (HANDLE_PRAGMA_PACK_PUSH_POP): Define.
7226 2002-03-12 Andrew MacLeod <amacleod@redhat.com>
7228 * config/sparc/sparc.h (RETURN_ADDR_RTX): Include v9 stack bias in
7229 address calculation.
7231 2002-03-12 Ulrich Weigand <uweigand@de.ibm.com>
7233 * config/s390/s390.md (reload_insi, reload_indi): Change mode of
7234 scratch register to DImode / TImode.
7235 config/s390/s390.c (s390_expand_plus_operand): Make sure scratch
7236 register used does not overlap the target.
7238 2002-03-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7240 * Makefile.in (debug.o): Depend on debug.h.
7241 * dbxout.c (dbx_debug_hooks, xcoff_debug_hooks): Const-ify.
7242 * debug.c (do_nothing_debug_hooks): Likewise.
7243 * debug.h (debug_hooks, do_nothing_debug_hooks, dbx_debug_hooks,
7244 sdb_debug_hooks, xcoff_debug_hooks, dwarf_debug_hooks,
7245 dwarf2_debug_hooks, vmsdbg_debug_hooks): Likewise.
7246 * dwarf2out.c (dwarf2_debug_hooks): Likewise.
7247 * dwarfout.c (dwarf_debug_hooks): Likewise.
7248 * integrate.c (output_inline_function): Likewise.
7249 * objc/objc-act.c (synth_module_prologue): Likewise.
7250 * sdbout.c (sdb_debug_hooks): Likewise.
7251 * toplev.c (debug_hooks): Likewise.
7252 * vmsdbgout.c (vmsdbg_debug_hooks): Likewise.
7254 2002-03-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7256 * 1750a.h, a29k.h, arc.h, arm.h, c4x.h, clipper.h, cris.h, d30v.h,
7257 dsp16xx.h, fr30.h, h8300.h, i370.h, i386.h, i860.h, i960.h,
7258 m32r.h, m68hc11.h, m68k.h, m88k.h, mcore.h, mmix.h, mn10300.h,
7259 ns32k.h, pa.h, pdp11.h, pj.h, romp.h, s390.h, stormy16.h,
7260 v850.h, vax.h, we32k.h, xtensa.h (POINTER_SIZE): Delete.
7261 * defaults.h (POINTER_SIZE): Define.
7262 * doc/tm.texi (POINTER_SIZE): Document default.
7264 2002-03-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7266 * mn10200.h (PTRDIFF_TYPE): Change it to a signed type.
7268 2002-03-11 Richard Henderson <rth@redhat.com>
7270 * toplev.c (rest_of_compilation): Call purge_all_dead_edges
7271 if rebuild_label_notes_after_reload.
7273 2002-03-12 Hans-Peter Nilsson <hp@axis.com>
7275 * config/cris/cris.c (cris_target_asm_function_prologue): Do not
7276 emit pic register load if "internal" visibility.
7277 (cris_print_operand): Avoid traditional-warning for 0xffffffff.
7278 (cris_expand_builtin_va_arg): Do all computations on trees.
7280 2002-03-11 Richard Henderson <rth@redhat.com>
7282 * rtlanal.c: Include recog.h.
7283 (keep_with_call_p): Fix thinko.
7284 * Makefile.in (rtlanal.o): Update dependencies.
7286 2002-03-11 Chris Meyer <cmeyer@gatan.com>
7288 * genflags.c (gen_insn): Use IS_VSPACE.
7289 * genoutput.c (output_insn_data): Likewise.
7290 (process_template): Likewise.
7292 2002-03-11 Richard Henderson <rth@redhat.com>
7294 * toplev.c (rest_of_compilation): Don't compile if we've had errors.
7296 2002-03-11 Neil Booth <neil@daikokuya.demon.co.uk>
7298 * Makefile.in: Update.
7299 * doc/cppenv.texi, cppopts.texi: Split out of cpp.texi and gcc.texi.
7300 Update documentation.
7301 * doc/gcc.texi: Include cppopts.texi and cppenv.texi.
7302 * doc/cpp.texi: Include cppopts.texi and cppenv.texi.
7304 2002-03-11 Zack Weinberg <zack@codesourcery.com>
7306 * Makefile.in: Give texi2pod its input file as a command line
7307 argument, not on stdin.
7309 2002-03-11 Dan Nicolaescu <dann@ics.uci.edu>
7310 Daniel Berlin <dan@dberlin.org>
7312 C++ alias analysis improvement.
7313 * alias.c (record_component_aliases): Record aliases for base
7316 2002-03-11 Ulrich Weigand <uweigand@de.ibm.com>
7318 * config/s390/s390.h (REG_ALLOC_ORDER): Add missing register.
7320 2002-03-11 Douglas B Rupp <rupp@gnat.com>
7322 * toplev.c (vms_fopen): Remove, not needed.
7324 * vmsdbgout.c (lookup_filename): Adjust creation date for GMT.
7326 * config/alpha/xm-vms.h (__UNIX_FWRITE): Define.
7328 * config/alpha/alpha.c (alpha_sa_size, VMS): Don't reserve space
7329 for FP, already done later.
7331 * toplev.c (debug_args): Add entry for VMS_DEBUG.
7332 * vmsdbgout.c (vmsdbgout_init): Fix typo in call to xmalloc.
7334 2002-03-11 Richard Sandiford <rsandifo@redhat.com>
7336 * defaults.h (LARGEST_EXPONENT_IS_NORMAL, ROUND_TOWARDS_ZERO): New.
7337 (MODE_HAS_NANS, MODE_HAS_INFINITIES): Evaluate to false if
7338 LARGEST_EXPONENT_IS_NORMAL for the given mode.
7339 (MODE_HAS_SIGN_DEPENDENT_ROUNDING): False when ROUND_TOWARDS_ZERO.
7340 * real.c (eadd1): Make rounding dependent on !ROUND_TOWARDS_ZERO.
7341 (ediv, emul, eldexp, esqrt): Likewise.
7342 (etoe113, etoe64, etoe53, etoe24, etodec, etoibm, etoc4x): Likewise.
7343 (e24toe): Only check NaNs & infinities if !LARGEST_EXPONENT_IS_NORMAL.
7344 (saturate): New function.
7345 (toe53, toe24): Saturate on overflow if LARGEST_EXPONENT_IS_NORMAL.
7346 (make_nan): Use a saturation value instead of a NaN if
7347 LARGEST_EXPONENT_IS_NORMAL. Warn when this happens.
7348 * fp-bit.c (pack_d): Saturate on NaN, infinite or overflowing
7349 inputs if LARGEST_EXPONENT_IS_NORMAL. Represent subnormals as
7350 zero if NO_DENORMALS. Only round to nearest if !ROUND_TOWARDS_ZERO.
7351 (unpack_d): No NaNs or infinities if LARGEST_EXPONENT_IS_NORMAL.
7352 (_fpmul_parts, _fpdiv_parts): Only round to nearest if
7353 !ROUND_TOWARDS_ZERO.
7354 * doc/tm.texi (LARGEST_EXPONENT_IS_NORMAL): Document.
7355 (ROUND_TOWARDS_ZERO): Document.
7357 2002-03-11 Andreas Jaeger <aj@suse.de>
7359 * cfg.c (dump_flow_info): Remove unused variable.
7361 2002-03-11 Hans-Peter Nilsson <hp@bitrange.com>
7363 * config/mmix/mmix.c (mmix_expand_builtin_va_arg): Do all
7364 computations on trees.
7366 2002-03-10 Richard Henderson <rth@redhat.com>
7369 * reload.c (copy_replacements_1): New.
7370 (copy_replacements): Use it to recurse through the rtx.
7372 2002-03-10 Richard Henderson <rth@redhat.com>
7374 * loop.c (strength_reduce): Compute number of iterations as
7375 unsigned HOST_WIDE_INT.
7377 2002-03-10 Richard Henderson <rth@redhat.com>
7379 * sched-rgn.c (add_branch_dependences): Don't allow insns that throw
7380 to move away from the end of the block.
7382 2002-03-10 Neil Booth <neil@daikokuya.demon.co.uk>
7384 PR preprocessor/5899
7385 * cppinit.c (init_dependency_output): Don't ignore -dM etc.
7387 2002-03-10 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7389 * mbchar.c (JIS_state_table, JIS_action_table): Const-ify.
7391 * attribs.c (decl_attributes): Fix signed/unsigned warning.
7393 2002-03-10 Hans-Peter Nilsson <hp@bitrange.com>
7395 * config/mmix/mmix.c: Improve comments.
7396 (mmix_target_asm_function_prologue): Drop variable
7397 empty_stack_frame. Don't allocate unused slot above fp.
7398 (mmix_target_asm_function_epilogue): Mirror prologue changes.
7399 * config/mmix/mmix.h (MMIX_GNU_ABI_REG_ALLOC_ORDER): Don't have
7400 brace in first column.
7401 (enum reg_class): Ditto.
7402 (FIRST_PARM_OFFSET): Now 0.
7403 (USER_LABEL_PREFIX): Remove #if 0:d definition.
7405 2002-03-10 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7407 * combine.c (make_extraction): Fix error in last change.
7409 2002-03-09 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7411 * c4x.c (c4x_fp_reglist): Const-ify.
7412 * cris.c (cris_print_operand): Likewise.
7413 * i386.c (ix86_va_arg): Likewise.
7414 * ia64/unwind-ia64.c (unw_decode_table): Likewise.
7415 * m32r.c (m32r_hard_regno_mode_ok): Likewise.
7416 * m32r.h (m32r_hard_regno_mode_ok): Likewise.
7417 * mcore.c (regno_reg_class, mcore_unique_section): Likewise.
7418 * mcore.h (regno_reg_class): Likewise.
7419 * mips.c (gen_int_relational): Likewise.
7420 * ns32k.c (ns32k_reg_class_contents, regclass_map): Likewise.
7421 * ns32k.h (ns32k_reg_class_contents, regclass_map): Likewise.
7422 * pdp11.c (move_costs): Likewise.
7423 * pj.h (INITIALIZE_TRAMPOLINE): Likewise.
7424 * s390.c (s390_branch_condition_mnemonic, regclass_map):
7426 * s390.h (regclass_map): Likewise.
7427 * sh.c (shift_amounts): Likewise.
7428 * sh.md (rotlsi3): Likewise.
7430 2002-03-09 Geoffrey Keating <geoffk@redhat.com>
7432 * config/rs6000/rs6000.md (ne0+4): Add extra CLOBBER.
7433 (ne0+5): Use new clobber to generate proper shift pattern.
7434 Patch by Michael Matz <matz@kde.org>.
7436 2002-03-09 Andreas Schwab <schwab@suse.de>
7438 * gcc.c (validate_all_switches): Also handle `%W{...}'.
7440 2002-03-09 Geoffrey Keating <geoffk@redhat.com>
7442 * config/rs6000/sysv4.h (BIGGEST_ALIGNMENT): Don't define.
7444 2002-03-09 Jakub Jelinek <jakub@redhat.com>
7447 * expr.c (highest_pow2_factor): Check TREE_INT_CST_LOW
7448 even for non-representable constants.
7450 Sat Mar 9 07:20:01 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
7452 * emit-rtl.c (copy_most_rtx): Accept EXPR_LIST for may_share.
7453 * function.c (fixup_var_refs): Add MAY_SHARE parameter.
7454 (fixup_var_refs_insns, fixup_var_refs_insns_with_has): Likewise.
7455 (fixup_var_refs_insn, fixup_var_refs_1): Likewise.
7456 (pop_function_context): Compute MAY_SHARE parameter for
7458 (fixup_var_refs_1, case MEM): Pass MAY_SHARE to copy_most_rtx, not VAR.
7459 (gen_mem_addressof): Call fixup_var_refs with new parm.
7461 * combine.c (make_extraction): Don't make extension of CONST_INT.
7463 2002-03-09 Alexandre Oliva <aoliva@redhat.com>
7465 * config/mips/mips.c (function_arg_pass_by_reference): Force to 0
7466 in o32 and o64 ABIs.
7467 * config/mips/abi64.h (MUST_PASS_IN_STACK): Define as in expr.h,
7468 but getting fixed-size structs passed in registers regardless of
7469 padding in o32 and o64 ABIs.
7471 * config/mips/mips.c (mips_va_arg): Apply big-endianness address
7472 offset before loading address of argument passed by transparent
7475 2002-03-08 John David Anglin <dave@hiauly1.hia.nrc.ca>
7477 * t-pa64 (LIB1ASMFUNCS, LIB1ASMSRC): Delete.
7479 2002-03-09 Alexandre Oliva <aoliva@redhat.com>
7481 * config/mips/mips.c (mips_expand_prologue): Set regno of vararg
7482 marker such that registers after it are saved.
7484 2002-03-08 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7486 * sparc.c (arith_4096_operand): Fix error in last change.
7488 2002-03-08 Alexandre Oliva <aoliva@redhat.com>
7490 * config/mips/mips.h (SUBTARGET_CPP_SIZE_SPEC): Remove duplicate
7493 2002-03-08 Aldy Hernandez <aldyh@redhat.com>
7495 * config/rs6000/rs6000.c (rs6000_va_arg): Fix alignment for
7498 2002-03-08 Aldy Hernandez <aldyh@redhat.com>
7500 * config/rs6000/sysv4.h (BIGGEST_ALIGNMENT): Change for altivec.
7502 Fri Mar 8 21:27:49 CET 2002 Jan Hubicka <jh@suse.cz>
7504 * cfgrtl.c (purge_dead_edges): Set BB_DRITY flags if edge has been
7505 removed; fix return value.
7506 * combine.c (combine_instructions): Dirtify blocks where we failed to
7507 update liveness; purge dead edges; use update_life_info_in_dirty_blocks.
7508 * toplev.c (rest_of_compilation): Do not purge_dead_edges after combine.
7510 2002-03-08 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7512 * gcse.c (insert_insn_end_bb): Fix typo in last change.
7514 Fri Mar 8 21:08:52 CET 2002 Jan Hubicka <jh@suse.cz>
7516 * recog.c (peephole2_optimize): Re-distribute EH edges.
7518 2002-03-08 Neil Booth <neil@daikokuya.demon.co.uk>
7520 * expr.c (expand_expr): Use unsave lang hook.
7521 * langhooks-def.h (LANG_HOOKS_UNSAVE): New.
7522 (LANG_HOOKS_INITIALIZER): Update.
7523 * langhooks.h (struct lang_hooks): New hook unsave.
7524 * tree.c (lang_unsave, lang_unsave_expr_now): Remove.
7525 (unsave_expr_1): Remove unused lang_unsave_expr_now.
7526 (unsave_expr_now_r): Rename lhd_unsave. Update. Return input.
7527 (unsave_expr_now): Remove.
7528 * tree.h (unsave_expr_now, lang_unsave,
7529 lang_unsave_expr_now): Remove.
7532 2002-03-08 Andreas Jaeger <aj@suse.de>
7534 * flow.c (propagate_block_delete_insn): Remove unused variable.
7536 2002-03-08 Kazu Hirata <kazu@hxi.com>
7538 * config/h8300/h8300.c (h8300_adjust_insn_length): Tighten
7539 insn length for memory load/store.
7541 2002-03-08 Craig Rodrigues <rodrigc@gcc.gnu.org>
7543 * doc/install.texi (--with-libiconv-prefix): Document.
7545 2002-03-08 Michael Y. Brukman <myb2@cornell.edu>
7547 * doc/sourcebuild.texi: Fix typo.
7549 2002-03-08 Jakub Jelinek <jakub@redhat.com>
7552 * builtins.c (std_expand_builtin_va_arg): Do all computations on
7555 Fri Mar 8 06:48:45 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
7557 * rtl.c (copy_most_rtx): Move from here ...
7558 * emit-rtl.c (copy_most_rtx): ... to here.
7560 2002-03-08 Alexandre Oliva <aoliva@redhat.com>
7562 * config/mips/mips.h (LONG_MAX_SPEC): Rewrite, along with
7563 SUBTARGET_CPP_SIZE_SPEC.
7564 * config/mips/abi64.h (LONG_MAX_SPEC): Delete.
7566 * config/mips/mips.h (SUBTARGET_CPP_SIZE_SPEC): Simplify.
7568 2002-03-07 Matt Hiller <hiller@redhat.com>
7570 * gensupport.c (first_dir_md_include): Renamed from include;
7571 change all references.
7572 (last_dir_md_include): Renamed from last_include; change all
7574 (init_md_reader): Unconditionally initialize base_dir whether or
7575 not filename is a relative path.
7577 2002-03-07 Alexandre Oliva <aoliva@redhat.com>
7579 * config/fp-bit.c (_unord_f2): Compile it in even if
7580 US_SOFTWARE_GOFAST is enabled.
7582 * config/gofast.h (GOFAST_RENAME_LIBCALLS): Set gt and ge as
7583 NULL_RTX. Set all HFmode operations as NULL_RTX.
7584 * optabs.c (prepare_float_lib_cmp) <GT, GE, LT, LE>: If libfunc is
7585 NULL_RTX, try reversing the comparison and the operands.
7587 2002-03-06 Ulrich Weigand <uweigand@de.ibm.com>
7589 * genextract.c (walk_rtx): Recurse into MATCH_PAR_DUP.
7590 genoutput.c (scan_operands): Recurse into MATCH_PAR_DUP
7593 Thu Mar 7 16:54:10 CET 2002 Jan Hubicka <jh@suse.cz>
7595 * reload1.c (reload_cse_delete_noop_set): Purge dead edges.
7597 Thu Mar 7 16:33:54 CET 2002 Jan Hubicka <jh@suse.cz>
7599 * basic-block.h (fixup_abnormal_edges): Declare.
7600 * reload1.c (fixup_abnormal_edges): New function.
7601 * reg-stack.c (convert_regs): Use it.
7603 * gcse.c (insert_insn_end_bb): Handle trapping insns.
7605 * gcse.c (hash_scan_set): Refuse instructions with EH edges.
7607 2002-03-07 Richard Sandiford <rsandifo@redhat.com>
7609 * defaults.h (MODE_HAS_NANS, MODE_HAS_INFINITIES): New.
7610 (MODE_HAS_SIGNED_ZEROS, MODE_HAS_SIGN_DEPENDENT_ROUNDING): New.
7611 * flags.h (HONOR_NANS, HONOR_INFINITIES, HONOR_SIGNED_ZEROS): New.
7612 (HONOR_SIGN_DEPENDENT_ROUNDING): New.
7613 * builtins.c (expand_builtin_mathfn): Use HONOR_NANS.
7614 * c-common.c (truthvalue_conversion): Reduce x - y != 0 to x != y
7615 unless x and y could be infinite.
7616 (expand_unordered_cmp): New, mostly split from expand_tree_builtin.
7617 Check that the common type of both arguments is a real, even for
7618 targets without unordered comparisons. Allow an integer argument
7619 to be compared against a real.
7620 (expand_tree_builtin): Use expand_unordered_cmp.
7621 * combine.c (combine_simplify_rtx): Use the new HONOR_... macros.
7622 * cse.c (fold_rtx): Likewise. Fix indentation.
7623 * fold-const.c (fold_real_zero_addition_p): New.
7624 (fold): Use it, and the new HONOR_... macros.
7625 * ifcvt.c (noce_try_minmax): Use the new HONOR_... macros.
7626 * jump.c (reversed_comparison_code_parts): After searching for
7627 the true comparison mode, use HONOR_NANS to decide whether it
7628 can be safely reversed.
7629 (reverse_condition_maybe_unordered): Remove IEEE check.
7630 * simplify-rtx.c (simplify_binary_operation): Use the new macros
7631 to decide which simplifications are valid. Allow the following
7632 simplifications for IEEE: (-a + b) to (b - a), (a + -b) to (a - b),
7633 and (a - -b) to (a + b).
7634 (simplify_relational_operation): Use HONOR_NANS.
7635 * doc/tm.texi: Document the MODE_HAS_... macros.
7637 2002-03-07 Richard Earnshaw <rearnsha@arm.com>
7639 * combine.c (simplify_comparison): If simplifying a logical shift
7640 right and compare with constant, force the comparison to unsigned.
7642 2002-03-07 Aldy Hernandez <aldyh@redhat.com>
7644 * doc/invoke.texi: Add documentation for -mabi=no-altivec.
7646 * config/rs6000/rs6000.c (rs6000_parse_abi_options): Add
7648 (alt_reg_names): Remove % for vrsave.
7650 2002-03-06 Richard Henderson <rth@redhat.com>
7652 PR optimization/5844
7653 * genemit.c (gen_exp): New argument used. Invoke copy_rtx
7654 if used indicates we've already emitted one copy of an operand.
7655 (gen_insn, gen_expand, output_add_clobbers): Supply a null used.
7656 (gen_split): Supply a non-null used.
7658 2002-03-06 Ulrich Weigand <uweigand@de.ibm.com>
7660 * reload1.c (reload): Unshare all rtl after reload is done.
7662 * simplify-rtx.c (simplify_plus_minus): Do not abort,
7663 but simply fail if the expression is too complex to simplify.
7664 (simplify_gen_binary): Handle simplify_plus_minus failures.
7666 Wed Mar 6 20:32:09 CET 2002 Jan Hubicka <jh@suse.cz>
7668 * toplev.c (rest_of_compilation): Do jump threading before SSA path;
7669 consistently call delete_trivially_dead_insns after CSE and GCSE;
7670 fix DFI_life dumping; do jump threading after liveness; do crossjumping
7671 after liveness2; update comment in last crossjumping.
7672 * cfgcleanup.c (try_crossjump_to_edge): Dirtify block.
7674 Wed Mar 6 12:27:10 2002 Jeffrey A Law (law@redhat.com)
7676 * ssa-ccp.c (ssa_fast_dce): Update the DF def-use chains
7677 after completing fast dead code elimination.
7679 * m68k.h (CONST_COSTS): Lower cost of 0.0 when used inside a
7682 2002-03-06 Phil Edwards <pme@gcc.gnu.org>
7684 * version.c: Fix misplaced leading blanks on first line.
7686 Wed Mar 6 19:08:03 CET 2002 Jan Hubicka <jh@suse.cz>
7688 * cfgrtl.c (verify_flow_info): Accept RESX as EH edge source.
7690 Wed Mar 6 18:14:43 CET 2002 Jan Hubicka <jh@suse.cz>
7692 * cfgcleanup.c (mentions_nonequal_regs): New function.
7693 (thread_jump): Use it.
7694 * toplev.c (rest_of_compilation): Run jump threading after
7697 2002-03-06 Jakub Jelinek <jakub@redhat.com>
7699 * ssa-ccp.c (ssa_ccp_substitute_constants): Backout 2002-03-05
7702 Wed Mar 6 11:28:19 CET 2002 Jan Hubicka <jh@suse.cz>
7704 * predict.c (estimate_bb_frequencies): Do not reload the
7705 frequencies from notes.
7707 Wed Mar 6 10:59:39 CET 2002 Jan Hubicka <jh@suse.cz>
7709 * cfgrtl.c (delete_insn_and_edges, delete_insn_chain_and_edges): New.
7710 * rtl.h (delete_insn_and_edges, delete_insn_chain_and_edges): Declare
7712 * basic-block.h (update_life_info, update_life_info_in_dirty_blocks,
7713 delete_noop_moves): Return indeger.
7714 * flow.c (ndead): New variable.
7715 (propagate_block_delete_insn): Use delete_insn_and_edges; remove
7716 BB argument; update callers.
7717 (propagate_block_delete_libcall): Use delete_insn_chain_and_edges.
7718 (life_analysis): Do not call purge_all_dead_edges.
7719 (update_life_info): Return number of deleted insns; print statistics.
7720 (update_life_info_in_dirty_blocks): likewise.
7721 (delete_noop_moves): Use delete_insn_and_edges; print statistics;
7722 return number of insns deleted.
7724 * cse.c: Include timevar.h
7725 (delete_trivially_dead_insns): Kill preserve_basic_blocks argument;
7726 iterate until stabilizes; print statistics; return number of killed
7728 * Makefile.in: (cse.o): Add timevar.h dependency
7729 * rtl.h (delete_trivially_dead_insns): New.
7730 * timever.def: Add TV_DELETE_TRIVIALLY_DEAD timer.
7731 * toplev.c (rest_of_compilation): Update callers.
7733 * cfgcleanup.c (try_optimize_cfg): Kill blocks.
7734 (try_optimize_cfg): Do not update liveness.
7735 (cleanup-cfg): Loop until try_optimize_cfg and dead code
7736 removal stabilizes; use delete_trivially_dead_insns.
7738 * cfgrtl.c (verify_flow_info): Sanity check outgoing edges.
7740 2002-03-05 Zack Weinberg <zack@codesourcery.com>
7742 * cppmain.c (setup_callbacks): Disable #pragma and #ident
7743 callbacks when processing assembly language.
7745 2002-03-05 John David Anglin <dave@hiauly1.hia.nrc.ca>
7747 * pa.h (ASM_FILE_END): Define.
7748 * som.h (ASM_FILE_END): Delete.
7750 * pa.c (function_arg): Don't pass floats in general registers in
7751 indirect calls if TARGET_ELF32.
7753 2002-03-05 Richard Henderson <rth@redhat.com>
7755 * config/i386/i386.md (floatsidf2): Conditionalize on hard-float.
7757 2002-03-05 Danny Smith <dannysmith@users.sourceforge.net>
7759 * gthr-win32.h (__GTHREAD_MUTEX_INIT_DEFAULT): Define.
7761 2002-03-05 Jakub Jelinek <jakub@redhat.com>
7763 * mklibgcc.in: Prepend a tab before .hidden, add $flags to gcc
7764 -r command line. Don't hide any symbols if not building
7767 Tue Mar 5 18:31:27 CET 2002 Jan Hubicka <jh@suse.cz>
7769 * cfg.c (dump_flow_info): Warn about profile mismatches.
7770 * cfgrtl.c (verify_flow_info): Few aditional sanity checks.
7771 (purge_dead_edges): Remove REG_BR_PROB notes on simplejumps.
7773 2002-03-05 Jakub Jelinek <jakub@redhat.com>
7775 * expmed.c (emit_store_flag): Don't test BITS_PER_WORD * 2
7776 wide volatile memory by parts.
7778 2002-03-05 Jakub Jelinek <jakub@redhat.com>
7780 * ssa-ccp.c (ssa_ccp_substitute_constants): Don't crash if def
7783 2002-03-05 Richard Henderson <rth@redhat.com>
7785 * rs6000.h (TOTAL_ALTIVEC_REGS): Fix off-by-one error.
7787 2002-03-04 Geoffrey Keating <geoffk@redhat.com>
7789 * toplev.c (documented_lang_options): Document more
7790 language-specific options.
7791 * doc/invoke.texi (Warning Options): Correct documentation for
7792 -Wno-multichar, -Wno-div-by-zero, and -Wsystem-headers.
7793 * c-decl.c (c_decode_option): Use a table to handle warning options.
7795 2002-03-05 Hans-Peter Nilsson <hp@bitrange.com>
7797 * config/mmix/mmix.h (ENCODE_SECTION_INFO): Pass on new second
7798 parameter to mmix_encode_section_info.
7799 (LINK_SPEC): Don't defsym __.MMIX.start..text if linking
7800 relocatably. Always produce ELF, not mmo if linking relocatably.
7801 * config/mmix/mmix.c (mmix_encode_section_info): If new parameter
7802 first is non-zero, don't add symbol prefix.
7803 * config/mmix/mmix-protos.h (mmix_encode_section_info): Tweak
7804 prototype accordingly.
7806 2002-03-04 Krister Walfridsson <cato@df.lth.se>
7808 * config.gcc (*-*-netbsd*): Add t-slibgcc-elf-ver to tmake_file.
7810 2002-03-05 Joseph S. Myers <jsm28@cam.ac.uk>
7812 * configure.in: Increase required makeinfo version to 4.1.
7813 * configure: Regenerate.
7815 2002-03-04 Geoffrey Keating <geoffk@redhat.com>
7817 * .cvsignore: Remove *.info* and genrtl*; these files are generated
7820 2002-03-04 Joseph S. Myers <jsm28@cam.ac.uk>
7822 * doc/include/texinfo.tex: Update to version 2002-03-01.06.
7823 * doc/invoke.texi: Fix @math uses.
7825 Mon Mar 4 15:33:54 CET 2002 Jan Hubicka <jh@suse.cz>
7827 * toplev.c (rest_of_compilation): Cleanup CFG after dead jumptables
7830 2002-03-03 Aldy Hernandez <aldyh@redhat.com>
7832 * config.gcc (powerpc-*-eabialtivec*): Use t-ppcendian.
7833 (powerpc-*-eabisimaltivec*): Same.
7835 * config/rs6000/t-ppcendian: New.
7837 2002-03-04 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
7839 * c4x-protos.h, c4x.h, c4x.c, c4x.md: Add new functions
7840 nonimmediate_src_operand and nonimmediate_lsrc_operand to
7841 disallow ZERO_EXTEND with CONST_INT or CONST_DOUBLE.
7843 2002-03-03 Richard Henderson <rth@redhat.com>
7845 * toplev.c (rest_of_decl_compilation): Revert last two changes.
7847 2002-03-03 Zack Weinberg <zack@codesourcery.com>
7849 * emit-rtl.c, final.c, fold-const.c, gengenrtl.c, optabs.c,
7850 print-tree.c, real.c, real.h, recog.c, rtl.c, simplify-rtx.c,
7851 tree.c, config/m68k/m68k.c:
7852 Remove all #ifndef REAL_ARITHMETIC blocks, make all #ifdef
7853 REAL_ARITHMETIC blocks unconditional. Delete some further
7854 #ifdef blocks predicated on REAL_ARITHMETIC.
7855 * flags.h, toplev.c: Delete remaining references to
7858 * doc/invoke.texi: Remove documentation of -fpretend-float.
7859 * doc/tm.texi: Describe the various REAL_* macros as provided by
7860 real.h, not by the target configuration files.
7862 * config/alpha/alpha.h, config/alpha/unicosmk.h, config/arm/arm.h,
7863 config/avr/avr.h, config/c4x/c4x.h, config/convex/convex.h,
7864 config/cris/cris.h, config/d30v/d30v.h, config/dsp16xx/dsp16xx.h,
7865 config/h8300/h8300.h, config/i370/i370.h, config/i386/i386.h,
7866 config/i386/osf1elf.h, config/i960/i960.h, config/ia64/ia64.h,
7867 config/m32r/m32r.h, config/m68hc11/m68hc11.h, config/m68k/dpx2.h,
7868 config/m68k/linux-aout.h, config/m68k/linux.h, config/m68k/m68k.h,
7869 config/m68k/sun3.h, config/m68k/vxm68k.h, config/mcore/mcore.h,
7870 config/mips/mips.h, config/mmix/mmix.h, config/mn10200/mn10200.h,
7871 config/mn10300/mn10300.h, config/pa/pa.h, config/pj/pj.h,
7872 config/rs6000/rs6000.h, config/s390/s390.h, config/sh/sh.h,
7873 config/sparc/freebsd.h, config/sparc/linux.h, config/sparc/linux64.h,
7874 config/sparc/sol2.h, config/sparc/sparc.h, config/sparc/vxsim.h,
7875 config/stormy16/stormy16.h, config/v850/v850.h, config/vax/vax.h,
7876 config/xtensa/xtensa.h:
7877 Do not define, undefine, or mention in comments any of
7878 REAL_ARITHMETIC, REAL_VALUE_ATOF, REAL_VALUE_HTOF,
7879 REAL_VALUE_ISNAN, REAL_VALUE_ISINF,
7880 REAL_VALUE_TO_TARGET_SINGLE, REAL_VALUE_TO_TARGET_DOUBLE,
7881 REAL_VALUE_TO_TARGET_LONG_DOUBLE, REAL_VALUE_TO_DECIMAL,
7882 REAL_VALUE_TYPE, REAL_VALUES_EQUAL, REAL_VALUES_LESS,
7883 REAL_VALUE_LDEXP, REAL_VALUE_FIX, REAL_VALUE_UNSIGNED_FIX,
7884 REAL_VALUE_RNDZINT, REAL_VALUE_UNSIGNED_RNDZINT,
7885 REAL_INFINITY, REAL_VALUE_NEGATE, REAL_VALUE_TRUNCATE,
7886 REAL_VALUE_TO_INT, or REAL_VALUE_FROM_INT.
7888 2002-03-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7890 * 1750a.h, a29k.h, alpha.h, arc.h, arm.h, avr.h, c4x.h, clipper.h,
7891 convex.h, cris.h, d30v.h, dsp16xx.h, elxsi.h, fr30.h, h8300.h,
7892 i370.h, i386.h, i860.h, i960.h, ia64.h, m32r.h, m68hc11.h, m68k.h,
7893 m88k.h, mcore.h, mips.h, mmix.h, mn10200.h, mn10300.h, ns32k.h,
7894 pa.h, pdp11.h, pj.h, romp.h, rs6000.h, s390.h, sh.h, sparc.h,
7895 stormy16.h, v850.h, vax.h, we32k.h, xtensa.h (BITS_PER_WORD):
7897 * defaults.h (BITS_PER_WORD): Define.
7898 * doc/tm.texi (BITS_PER_WORD): Document default value.
7900 * 1750a.h, avr.h, convex.h, d30v.h, dsp16xx.h, fr30.h, ia64.h,
7901 m68hc11.h, m88k.h, mips.h, pdp11.h, rs6000.h, sparc.c,
7902 stormy16.h, xtensa.h, vmsdbgout.c (CHAR_TYPE_SIZE): Delete.
7904 2002-03-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7906 * attribs.c (init_attributes, decl_attributes): Use ARRAY_SIZE in
7907 lieu of explicit sizeof/sizeof.
7908 * i386.c (override_options, ix86_init_mmx_sse_builtins,
7909 ix86_expand_builtin): Likewise.
7910 * mips.c (mips_add_gc_roots): Likewise.
7911 * mmix.c (mmix_output_condition): Likewise.
7912 * rs6000.c (rs6000_override_options, altivec_expand_builtin,
7913 altivec_init_builtins): Likewise.
7914 * sparc.c (mark_ultrasparc_pipeline_state): Likewise.
7915 * cppexp.c (Nsuff, parse_number): Likewise.
7916 * cppinit.c (builtin_array_end): Likewise.
7917 * gcc.c (n_default_compilers, process_command): Likewise.
7918 * genpreds.c (output_predicate_decls): Likewise.
7919 * ggc-page.c (NUM_EXTRA_ORDERS): Likewise.
7920 * lcm.c (N_ENTITIES): Likewise.
7921 * stor-layout.c (set_sizetype): Likewise.
7923 2002-03-03 Richard Henderson <rth@redhat.com>
7925 * toplev.c (rest_of_decl_compilation): Do not invoke make_decl_rtl
7926 for types or labels.
7928 2002-03-03 Richard Henderson <rth@redhat.com>
7930 * c-decl.c (start_decl): Initialized variables are not common.
7932 2002-03-02 Per Bothner <per@bothner.com>
7934 * gcc.c (option_map): Suport new --bootclasspath option.
7935 --CLASSPATH is now just an alias for --classpath.
7937 2002-03-02 Richard Henderson <rth@redhat.com>
7939 * config/i386/i386.h (ix86_expand_prologue): Do not emit pic register
7940 load if "internal" visibility.
7941 * doc/extend.texi: Document visibility meanings.
7943 2002-03-02 Richard Henderson <rth@redhat.com>
7945 * config/i386/i386.h (ENCODE_SECTION_INFO): MODULE_LOCAL_P applies
7946 to functions as well.
7948 2002-03-02 Richard Henderson <rth@redhat.com>
7950 * attribs.c (handle_alias_attribute): Don't call assemble_alias.
7951 (handle_visibility_attribute): Don't call assemble_visibility.
7952 * toplev.c (rest_of_decl_compilation): Invoke make_decl_rtl even
7953 without asmspec. Invoke assemble_alias when needed.
7954 * varasm.c (maybe_assemble_visibility): New.
7955 (assemble_start_function, assemble_variable, assemble_alias): Use it.
7957 2002-03-02 Richard Henderson <rth@redhat.com>
7959 * varasm.c (make_decl_rtl): Remove call to REDO_SECTION_INFO_P;
7960 invoke ENCODE_SECTION_INFO with first call flag.
7962 * config/darwin-protos.h, config/darwin.c, config/darwin.h,
7963 config/a29k/a29k.h, config/alpha/alpha-protos.h, config/alpha/alpha.c,
7964 config/alpha/alpha.h, config/arc/arc.h, config/arm/arm-protos.h,
7965 config/arm/arm.h, config/arm/pe.c, config/arm/pe.h,
7966 config/avr/avr-protos.h, config/avr/avr.c, config/avr/avr.h,
7967 config/c4x/c4x-protos.h, config/c4x/c4x.c, config/c4x/c4x.h,
7968 config/cris/cris-protos.h, config/cris/cris.c, config/cris/cris.h,
7969 config/d30v/d30v.h, config/h8300/h8300.h, config/i370/i370.h,
7970 config/i386/cygwin.h, config/i386/i386-interix.h, config/i386/i386.h,
7971 config/i386/osfrose.h, config/i386/win32.h, config/i386/winnt.c,
7972 config/ia64/ia64-protos.h, config/ia64/ia64.c, config/ia64/ia64.h,
7973 config/m32r/m32r-protos.h, config/m32r/m32r.c, config/m32r/m32r.h,
7974 config/m68hc11/m68hc11-protos.h, config/m68hc11/m68hc11.c,
7975 config/m68hc11/m68hc11.h, config/m88k/m88k.h,
7976 config/mcore/mcore-protos.h, config/mcore/mcore.c,
7977 config/mcore/mcore.h, config/mips/mips.h, config/ns32k/ns32k.h,
7978 config/pa/pa.h, config/romp/romp.h, config/rs6000/linux64.h,
7979 config/rs6000/rs6000-protos.h, config/rs6000/rs6000.c,
7980 config/rs6000/sysv4.h, config/rs6000/xcoff.h, config/s390/s390.h,
7981 config/sh/sh.h, config/sparc/sparc.h,
7982 config/stormy16/stormy16-protos.h, config/stormy16/stormy16.c,
7983 config/stormy16/stormy16.h, config/v850/v850.h, config/vax/vms.h,
7984 config/xtensa/xtensa.h, doc/tm.texi: ENCODE_SECTION_INFO now takes
7985 FIRST argument. As needed, examine it and do nothing.
7987 * config/darwin.h, config/alpha/alpha.h, config/arm/pe.h,
7988 config/i386/cygwin.h, config/ia64/ia64.h, config/m68hc11/m68hc11.h,
7989 config/mcore/mcore.h: Remove REDO_SECTION_INFO_P.
7991 * config/arm/t-pe (pe.o): Add dependencies.
7993 2002-03-02 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7995 * a29k.h, alpha.h, arc.h, arm.h, avr.h, clipper.h, convex.h,
7996 cris.h, d30v.h, elxsi.h, fr30.h, h8300.h, i370.h, i386.h, i860.h,
7997 i960.h, ia64.h, m32r.h, m68hc11.h, m68k.h, m88k.h, mcore.h,
7998 mips.h, mmix.h, mn10200.h, mn10300.h, ns32k.h, pa.h, pdp11.h,
7999 pj.h, romp.h, rs6000.h, s390.h, sh.h, sparc.h, stormy16.h, v850.h,
8000 vax.h, we32k.h, xtensa.h: (BITS_PER_UNIT): Delete.
8001 * defaults.h (BITS_PER_UNIT): Define.
8002 * doc/tm.texi (BITS_PER_UNIT): Document default value.
8004 2002-03-02 Kazu Hirata <kazu@hxi.com>
8006 * config/h8300/h8300-protos.h: Add a prototype for
8007 compute_a_shift_length.
8008 * config/h8300/h8300.c (h8300_asm_insn_count): New.
8009 (compute_a_shift_length): Likewise.
8010 (h8300_adjust_insn_length): Do not adjust insn length of shift
8012 * config/h8300/h8300.md (anonymous shift patterns): Use
8013 compute_a_shift_length.
8015 Sat Mar 2 06:30:14 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
8017 * config/sparc/sparc.c (sparc_initialize_trampoline): Use
8020 * emit-rtl.c (offset_address): Call update_temp_slot_address.
8022 2002-03-01 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8024 * Makefile.in (CRTSTUFF_CFLAGS): Add -fno-zero-initialized-in-bss.
8025 * doc/invoke.texi (-fno-zero-initialized-in-bss): Document.
8026 * flags.h (flag_zero_initialized_in_bss): Declare.
8027 * toplev.c (flag_zero_initialized_in_bss): New flag.
8028 (lang_independent_options): Add flag_zero_initialized_in_bss.
8029 * tree.c (initializer_zerop): New function.
8030 * tree.h (initializer_zerop): Declare.
8031 * varasm.c (assemble_variable): If we can emit bss, put zero
8032 initializers in the bss section.
8034 2002-03-02 Alan Modra <amodra@bigpond.net.au>
8036 * config/rs6000/rs6000.h (ASM_WEAKEN_DECL): AIX assembler doesn't
8037 like more than one symbol per .weak directive.
8039 2002-03-01 Richard Henderson <rth@redhat.com>
8041 * config/ia64/ia64.c (ia64_initial_elimination_offset): Do not
8042 adjust argument_pointer by pretend_args_size.
8043 (ia64_va_start): Adjust va_start address by -pretend_args_size.
8045 2002-03-01 Kazu Hirata <kazu@hxi.com>
8047 * config/h8300/h8300.c (h8300_adjust_insn_length): Clean up.
8049 Fri Mar 1 20:59:14 CET 2002 Jan Hubicka <jh@suse.cz>
8051 * toplev.c (rest_of_compilation): Delete dead jumptables before
8053 * flow.c (delete_dead_jumptables): Make global.
8054 * rtl.h (delete_dead_jumptables): Declare.
8056 2002-03-01 David Edelsohn <edelsohn@gnu.org>
8058 * config/rs6000/rs6000.h (HANDLE_PRAGMA_PACK): Delete.
8059 * config/rs6000/darwin.h (HANDLE_SYSV_PRAGMA): Define.
8060 * config/rs6000/xcoff.h (COLLECT_EXPORT_LIST): Delete.
8062 2002-03-01 Kazu Hirata <kazu@hxi.com>
8064 * config/h8300/h8300-protos.h: Fix formatting.
8065 * config/h8300/h8300.c: Likewise.
8066 * config/h8300/h8300.h: Likewise.
8068 2002-03-01 Kazu Hirata <kazu@hxi.com>
8070 * config/h8300/h8300.c (print_operand): Support 16-bit
8072 * config/h8300/h8300.h (TINY_CONSTANT_ADDRESS_P): New.
8074 2002-02-28 Richard Henderson <rth@redhat.com>
8076 * expmed.c (store_bit_field): Prevent generation of CONCATs;
8077 pun complex values as integers; use gen_lowpart instead of
8079 (extract_bit_field): Likewise.
8081 2002-03-01 Alan Modra <amodra@bigpond.net.au>
8082 David Edelsohn <edelsohn@gnu.org>
8084 * doc/tm.texi (ASM_WEAKEN_DECL): Document.
8085 (ASM_WEAKEN_LABEL): Mention ASM_WEAKEN_DECL.
8086 (SUPPORTS_WEAK): Likewise.
8087 * output.h (add_weak): Add tree param.
8088 * varasm.c (add_weak): Likewise. Save decl.
8089 (struct weak_syms): Add decl field.
8090 (mark_weak_decls): New function.
8091 (init_varasm_once): ggc_add_root mark_weak_decls.
8092 (assemble_start_function): Use ASM_WEAKEN_DECL.
8093 (assemble_variable): Likewise.
8094 (assemble_alias): Likewise.
8095 (declare_weak): Pass decl to add_weak.
8096 (weak_finish): Use ASM_WEAKEN_DECL. Try to find decl.
8097 (remove_from_pending_weak_list): Declare and define for
8099 * c-pragma.c (handle_pragma_weak): Adjust add_weak call.
8100 * c-pragma.h (HANDLE_PRAGMA_WEAK): Define if ASM_WEAKEN_DECL too.
8101 * defaults.h (SUPPORTS_WEAK): Likewise.
8102 * config/rs6000/linux64.h (ASM_DECLARE_FUNCTION_NAME): Don't emit
8103 .weak for code sym. Do emit .size for descriptor sym.
8104 (ASM_DECLARE_FUNCTION_SIZE): Define.
8105 * config/rs6000/rs6000.h (ASM_WEAKEN_DECL): Define.
8106 (ASM_OUTPUT_DEF_FROM_DECLS): Don't emit .weak here. Don't output
8107 .lglobl unless TARGET_XCOFF. Formatting fixes.
8108 * config/rs6000/xcoff.h (ASM_DECLARE_FUNCTION_NAME): Don't emit
8110 (HANDLE_PRAGMA_WEAK): Remove.
8111 (ASM_WEAKEN_LABEL): Remove.
8112 * config/rs6000/aix.h (HANDLE_SYSV_PRAGMA): Define.
8114 2002-03-01 Jason Merrill <jason@redhat.com>
8116 * tree.h (TARGET_EXPR_SLOT, TARGET_EXPR_INITIAL): New macros.
8117 (TARGET_EXPR_CLEANUP): New macro.
8119 2002-02-28 Steve Ellcey <sje@cup.hp.com>
8121 * doc/rtl.texi (SUBREG_PROMOTED_UNSIGNED_P): Change definition
8122 to take ptr_extend into account as third type of extension.
8123 (SUBREG_PROMOTED_UNSIGNED_SET): Definition of new macro to set bit
8124 fields used by SUBREG_PROMOTED_UNSIGNED_P.
8125 * rtl.h (SUBREG_PROMOTED_UNSIGNED_SET): New macro.
8126 (SUBREG_PROMOTED_UNSIGNED_P): Change to return -1 as well as 0 or 1.
8127 * calls.c (precompute_arguments): Use new macro.
8128 (expand_call): Ditto.
8129 * combine.c (nonzero_bits): Ditto.
8130 (record_promoted_value): Ditto.
8131 * expr.c (store_expr): Ditto.
8132 (expand_expr): Ditto.
8133 * function.c (assign_parms): Ditto.
8135 2002-02-28 Alexandre Oliva <aoliva@redhat.com>
8137 * gcc.c (init_gcc_specs): Get -static and -static-libgcc to
8138 override -shared and -shared-libgcc.
8140 2002-02-28 David O'Brien <obrien@FreeBSD.org>
8142 * config.gcc (sparc64-*-freebsd): Explicitly accept a cpu specification
8144 * config/sparc/freebsd.h: Do not use MASK_FASTER_STRUCTS. It appears
8147 2002-02-28 Richard Henderson <rth@redhat.com>
8149 * config/ia64/ia64.c (ia64_adjust_cost): All non-MM consumers have
8150 4 cycle latency from MM producers.
8151 (ia64_internal_sched_reorder): Likewise with pipeline flush.
8153 2002-02-28 Jakub Jelinek <jakub@redhat.com>
8155 * mklibgcc.in: Don't use GNU make extension.
8157 2002-02-28 Neil Booth <neil@daikokuya.demon.co.uk>
8159 * c-parse.in (STATIC): New terminal.
8160 (scspec): New non-terminal. Update productions accordingly.
8161 (program): Remove bogus ifc / end ifc.
8162 (array_declarator): Simplify production using STATIC.
8164 2002-02-28 Jim Meyering <meyering@lucent.com>
8166 * cpplex.c (cpp_parse_escape): Restore mistakenly-removed code:
8167 \a still means TARGET_BELL.
8169 2002-02-28 Richard Henderson <rth@redhat.com>
8171 * haifa-sched.c (sched_emit_insn): New.
8172 (schedule_block): Use last_scheduled_insn to track last insn.
8173 * sched-int.h (sched_emit_insn): Prototype.
8174 * config/ia64/ia64.c (last_issued): Remove.
8175 (ia64_variable_issue): Don't set it.
8176 (nop_cycles_until): Use sched_emit_insn.
8178 2002-02-28 Andrew MacLeod <amacleod@redhat.com>
8180 * config/sparc/sparc.c (sparc64_initialize_trampoline): Generate sign
8183 2002-02-28 Kazu Hirata <kazu@hxi.com>
8185 * config/h8300/h8300.c: Fix formatting.
8186 * config/h8300/h8300.h: Likewise.
8188 2002-02-28 Marek Michalkiewicz <marekm@amelek.gda.pl>
8190 * config/avr/avr.c (avr_hard_regno_mode_ok): Do not allow r29
8191 which may overwrite the high byte of the frame pointer.
8193 2002-02-28 Bo Thorsen <bo@suse.de>
8195 * config/i386/linux64.h (LINK_SPEC): Fix 32/64 bit compilation.
8196 (STARTFILE_SPEC): Add 64 bit files.
8197 (ENDFILE_SPEC): Likewise.
8199 2002-02-28 Jason Merrill <jason@redhat.com>
8201 * c-decl.c (finish_function): Only warn about missing return
8202 statement with -Wreturn-type.
8204 Don Feb 28 11:24:30 CET 2002 Jan Hubicka <jh@suse.cz>
8206 * cfgrtl.c (purge_dead_edges): Fix handling of EH edges.
8208 * i386.h (CONDITIONAL_REGISTER_USAGE): Do not write to
8209 PIC_OFFSET_TABLE_REGNUM when it is INVALID_REGNUM
8211 Don Feb 28 11:07:36 CET 2002 Jan Hubicka <jh@suse.cz>
8213 * basic-block.h (BB_REACHABLE): Renumber.
8214 (BB_DIRTY, BB_NEW): New flags.
8215 (clear_bb_flags): Declare.
8216 (update_life_info_in_dirty_blocks): Declare.
8217 * cfg.c (clear_bb_flags): New function.
8218 * cfgrtl.c (create_basic_block_structure): Set flags to BB_NEW.
8219 * emit-rtl.c (add_insn_after, add_insn_before, remove_insn,
8220 reorder_insns, emit_insn_after): Mark block as dirty.
8221 * flow.c (update_life_info): Fix clearing of PROP_LOG_LINKS.
8222 (update_life_info_in_dirty_blocks): New function.
8223 * recog.c (apply_change_group): Dirtify block.
8225 * cse.c (cse_insn): Reorder emitting of jump insn to keep
8227 * gcse.c (delete_null_pointer_checks): Likewise.
8229 * toplev.c (dump_file_index): Move cse2 after bp,
8231 (dump_file_info): Similary.
8232 (rest_of_compilation): Avoid most of CFG rebuilds;
8233 do first if converision after null pointer checks, do cse2
8234 after branch prediction; avoid full liveness rebuild after
8235 initializing subregs.
8236 * invoke.texi (-d options): Document -du, renumber.
8238 * cfgcleanup.c (bb_flags): Remove BB_UPDATE_LIFE.
8239 (notice_new_block): Do not set BB_UPDATE_LIFE.
8240 (try_forward_edges, merge_blocks_move_predecessor_nojumps,
8241 merge_blocks_move_successor_nojumps, merge_blocks,
8242 try_crossjump_to_edge): Likewise.
8243 (try_optimize_cfg): Likewise; use update_life_info_in_dirty_blocks.
8244 * cfgrtl.c (merge_blocks_nomove): Copy b's flags to a.
8245 * ifcvt.c (SET_UPDATE_LIFE, UPDATE_LIFE): Kill.
8246 (merge_of_block): Do not use life_data_ok.
8247 (find_if_case_1): Do not use SET_UPDATE_LIFE.
8248 (if_convert): Use BB_DIRTY mechanizm to update life.
8249 * lcm.c (optimize_mode_switching): Update
8250 update_life_info_in_dirty_blocks
8252 2002-02-28 Neil Booth <neil@daikokuya.demon.co.uk>
8254 * Makefile.in (integrate.o): Update.
8255 * c-decl.c (copy_lang_decl): Rename.
8256 * c-lang.c (LANG_HOOKS_DUP_LANG_SPECIFIC_DECL): Redefine.
8257 * integrate.c: Include langhooks.h.
8258 (copy_decl_for_inlining): Update to use langhook.
8259 * langhooks-def.h (lhd_do_nothing_t,
8260 LANG_HOOKS_DUP_LANG_SPECIFIC_DECL): New.
8261 (LANG_HOOKS_INITIALIZER): Update.
8262 * langhooks.c (lhd_do_nothing_t): New.
8263 * langhooks.h (struct lang_hooks): Add dup_lang_specific_decl.
8264 * tree.h (copy_lang_decl): Remove.
8266 * objc-lang.c (LANG_HOOKS_DUP_LANG_SPECIFIC_DECL): Redefine.
8268 2002-02-27 Andrew MacLeod <amacleod@redhat.com>
8270 * dwarf2out.c (stack_adjust_offset): Add support for POST_INC,
8271 POST_DEC, and POST_MODIFY.
8273 2002-02-27 Zack Weinberg <zack@codesourcery.com>
8275 * c-typeck.c (digest_init): Remove unused parameter; all
8278 2002-02-27 Geoffrey Keating <geoffk@redhat.com>
8280 * expmed.c (expand_shift): Correctly test for low part of a
8283 2002-02-27 Ulrich Weigand <uweigand@de.ibm.com>
8285 * config/s390/s390.c (s390_chunkify_pool): Do not confuse
8286 insn UIDs with insn addresses.
8288 2002-02-27 Zack Weinberg <zack@codesourcery.com>
8290 * c-common.c, c-common.h, c-decl.c, c-lex.c, c-parse.in,
8291 c-tree.h, c-typeck.c, cppexp.c, cpplex.c, cpplib.c, cpplib.h,
8292 cppmacro.c, objc/lang-specs.h, objc/objc-act.c,
8293 builtin-types.def, builtins.def, dwarf2out.c, dwarfout.c,
8294 gcc.c, toplev.c: Delete code implementing -traditional mode.
8296 * doc/bugreport.texi, doc/cpp.texi, doc/extend.texi,
8297 doc/invoke.texi, doc/standards.texi, doc/trouble.texi:
8298 Document removal of -traditional mode for compilation, and
8299 remove documentation only relevant to that mode.
8301 * config/nextstep.h, config/ptx4.h, config/svr4.h,
8302 config/convex/convex.h, config/d30v/d30v.h,
8303 config/i386/dgux.h, config/i386/osf1elf.h,
8304 config/i386/osfelf.h, config/i386/osfrose.h,
8305 config/i386/sco5.h, config/i386/sol2.h, config/m68k/a-ux.h,
8306 config/m68k/hp310.h, config/m88k/dgux.h,
8307 config/m88k/dguxbcs.h, config/m88k/luna.h, config/m88k/m88k.c,
8308 config/m88k/m88k.h, config/m88k/openbsd.h,
8309 config/mips/abi64.h, config/mips/osfrose.h,
8310 config/mips/svr4-5.h, config/mips/svr4-t.h,
8311 config/sparc/sol2-sld-64.h, config/sparc/sol2.h,
8312 config/stormy16/stormy16.h: Remove all references to
8313 -traditional from target specs. Delete all mention of the
8314 no-longer-necessary TRADITIONAL_RETURN_FLOAT macro. Also
8315 delete a couple of commented-out definitions of
8316 DOLLARS_IN_IDENTIFIERS, with (incorrect) commentary referring
8319 * system.h: Poison TRADITIONAL_RETURN_FLOAT.
8320 * doc/tm.texi: Remove mention of TRADITIONAL_RETURN_FLOAT macro.
8322 2002-02-27 Zack Weinberg <zack@codesourcery.com>
8324 * mklibgcc.in: Don't use \n in a line subject to
8325 interpretation by echo.
8327 2002-02-27 Graham Stott <grahams@redhat.com>
8329 * config/rs6000/rs6000.h (ASM_OUTPUT_DEF_FROM_DELC):
8332 * loop.c (prescan_loop): Handle PARALLEL.
8334 * unroll.c (loop_iterations): Return 0 if the add_val for
8337 * final.c (output_operand_lossage): Constify PFX_STR.
8339 * df.c (df_insn_refs_record): Use XEXP (x, 0) for USE.
8341 Wed Feb 27 10:45:19 CET 2002 Jan Hubicka <jh@suse.cz>
8343 * linux64.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Remove.
8344 * x86-64.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Allways define.
8346 Wed Feb 27 10:39:20 CET 2002 Jan Hubicka <jh@suse.cz>
8348 * linux64.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Define.
8350 2002-02-27 Neil Booth <neil@daikokuya.demon.co.uk>
8352 * cpplex.c (_cpp_lex_token): Handle directives in macro
8354 * cpplib.c (_cpp_handle_directive): Save and restore state
8355 if parsing macro args when entering a directive.
8356 * cppmacro.c (collect_args): No need to handle directives
8358 (enter_macro_context, replace_args): Use the original macro
8359 definition in case it was redefined whilst collecting arguments.
8363 2002-02-26 David Edelsohn <edelsohn@gnu.org>
8365 * config/rs6000/aix43.h (THREAD_MODEL_SPEC): Delete.
8366 * config/rs6000/aix51.h (THREAD_MODEL_SPEC): Delete.
8367 * config/rs6000/rs6000.c (rs6000_return_addr): Use efficient
8369 * config/rs6000/rs6000.md (movsi_low): Use gpc_reg_operand.
8370 (movsi_low_st, movdf_low, movdf_low_st, movsf_low, movsf_low_st): Same.
8371 (load_toc_v4_PIC_2): Same.
8373 2002-02-26 Alan Modra <amodra@bigpond.net.au>
8375 * config/rs6000/rs6000.md (load_toc_aix_di): Handle TARGET_RELOCATABLE.
8377 2002-02-26 Richard Henderson <rth@redhat.com>
8379 * config/alpha/alpha.md (ashldi_se): Re-enable.
8381 2002-02-26 Richard Henderson <rth@redhat.com>
8383 * config/alpha/alpha.c (alpha_encode_section_info): Examine
8384 MODULE_LOCAL_P; improve commentary.
8386 2002-02-26 Zack Weinberg <zack@codesourcery.com>
8388 * doc/cpp.texi: Clarify documentation of relationship between
8391 2002-02-26 Kazu Hirata <kazu@hxi.com>
8393 * config/h8300/h8300-protos.h: Update the prototype for
8394 compute_logical_op_length. Add the prototype for
8395 compute_logical_op_cc.
8396 * config/h8300/h8300.c (compute_logical_op_length): Figure out
8398 (compute_logical_op_cc): New.
8399 * config/h8300/h8300.md: Combine all the logical op patterns
8400 in HImode and SImode. Use compute_logical_op_cc.
8402 2002-02-26 Kelley Cook <kelleycook@comcast.net>
8404 * config/i386/i386.c (print_operand): Don't append ATT-style
8405 length suffixs to x87 opcodes when in Intel mode.
8407 2002-02-26 Ryan T. Sammartino <ryants@shaw.ca>
8409 * emit-rtl.c (gen_const_vector_0): Remove TYPE argument.
8410 (init_emit_once): Update calls.
8411 * fixinc/gnu-regex.c (_GNU_SOURCE): Remove.
8412 (init_syntax_once): Prototype.
8414 2002-02-26 John David Anglin <dave@hiauly1.hia.nrc.ca>
8416 * pa-linux.h (LIB_SPEC): Update definition.
8417 * pa32-linux.h (LINK_COMMAND_SPEC): Delete.
8419 2002-02-26 Richard Henderson <rth@redhat.com>
8421 * config/ia64/ia64.c (nop_cycles_until): Do init_insn_group_barriers
8422 if we emitted a stop bit.
8424 2002-02-26 Jakub Jelinek <jakub@redhat.com>
8426 * configure.in (libgcc_visibility): Substitute.
8427 * configure: Rebuilt.
8428 * mklibgcc.in: If libgcc_visibility = yes, make libgcc.a global
8429 defined symbols .hidden.
8431 2002-02-26 Jakub Jelinek <jakub@redhat.com>
8433 * attribs.c (c_common_attribute_table): Add visibility.
8434 (handle_visibility_attribute): New function.
8435 * varasm.c (assemble_visibility): New function.
8436 * output.h (assemble_visibility): Add prototype.
8437 * tree.h (MODULE_LOCAL_P): Define.
8438 * crtstuff.c (__dso_handle): Use visibility attribute.
8439 * config/i386/i386.h (ENCODE_SECTION_INFO): Set SYMBOL_REF_FLAG
8440 for MODULE_LOCAL_P symbols too.
8441 * config/ia64/ia64.c (ia64_encode_section_info): Handle
8442 MODULE_LOCAL_P symbols the same way as local symbols.
8443 Add SDATA_NAME_FLAG_CHAR even if decl was explicitely forced
8444 into .sdata/.sbss by the user.
8445 * doc/extend.texi (Function Attributes): Document visibility
8448 2002-02-26 Jakub Jelinek <jakub@redhat.com>
8451 * dwarf2out.c (rtl_for_decl_location): Return CONST_STRING for
8452 STRING_CST initializer spanning the whole variable without
8454 If expand_expr returned MEM, don't use it.
8456 2002-02-26 Alexandre Oliva <aoliva@redhat.com>
8458 * dwarf2out.c (gen_inlined_subroutine_die): If block is abstract,
8459 generate a die for the lexical block.
8461 2002-02-26 Kazu Hirata <kazu@hxi.com>
8463 * config/h8300/h8300-protos.h: Add a prototype for
8464 compute_logical_op_length.
8465 * config/h8300/h8300.c (compute_logical_op_length): New.
8466 * config/h8300/h8300.md (anonymous logical patterns): Use
8467 compute_logical_op_length for length.
8469 2002-02-26 Aldy Hernandez <aldyh@redhat.com>
8471 * dwarf2out.c (modified_type_die): Do not call type_main_variant
8473 (gen_type_die): Same.
8475 * attribs.c (handle_vector_size_attribute): Set debug information.
8477 2002-02-26 Daniel Egger <degger@fhm.edu>
8479 * config/rs6000/rs6000.md: Swap define_insn attributes to
8480 fix incorrect generation of merge high instructions instead
8483 2002-02-26 Aldy Hernandez <aldyh@redhat.com>
8485 * c-typeck.c (really_start_incremental_init): Use
8486 bitsize_zero_node for vectors.
8488 2002-02-26 Aldy Hernandez <aldyh@redhat.com>
8490 * config/rs6000/rs6000.md (get_vrsave_internal): Fix typo.
8491 ("*set_vrsave_internal"): Same.
8493 2002-02-25 Richard Henderson <rth@redhat.com>
8495 * expr.c (expand_expr) [MULT_EXPR]: Do not apply distributive law
8496 in EXPAND_SUM case. Use host_integerp/tree_low_cst.
8498 2002-02-25 Jakub Jelinek <jakub@redhat.com>
8501 * config/i386/i386.c (ix86_return_pops_args): Only pop
8502 fake structure return argument if it was passed on the stack.
8504 2002-02-25 Jason Merrill <jason@redhat.com>
8506 * attribs.c (decl_attributes): Also re-layout PARM_DECL and
8509 2002-02-25 Alexandre Oliva <aoliva@redhat.com>
8511 * gcc.c (init_gcc_specs): Get -shared-libgcc along with -shared to
8512 link with shared_name only.
8513 * doc/invoke.texi (Link Options): Document new behavior.
8515 2002-02-25 Aldy Hernandez <aldyh@redhat.com>
8517 * c-typeck.c (push_init_level): Handle vectors.
8519 2002-02-25 Alexandre Oliva <aoliva@redhat.com>
8521 * config/sparc/sparc.c (const64_high_operand): Zero-extend
8522 operands of SPARC_SETHI_P.
8523 (input_operand): Likewise.
8524 (sparc_emit_set_const32): Likewise.
8525 * config/sparc/sparc.h (SPARC_SETHI_P): Disregard TARGET_ARCH64.
8526 (SPARC_SETHI32_P): Zero-extend operand from 32 bits.
8527 (CONST_OK_FOR_LETTER_P): Use SETHI32 for `K'. Add `N' as SETHI.
8528 * config/sparc/sparc.md (movdi_insn_sp64_novis): Use `N'.
8529 (movdi_insn_sp64_vis): Likewise.
8530 (movdi split, movdf split): Use SETHI32.
8531 * doc/md.texi: Document SPARC constraints L, M and N.
8533 2002-02-25 Aldy Hernandez <aldyh@redhat.com>
8535 * config/rs6000/rs6000.md ("get_vrsave_internal"): New.
8536 ("*set_vrsave_internal"): use mfspr for Darwin.
8538 * config/rs6000/rs6000.c (rs6000_emit_prologue): Call
8539 gen_get_vrsave_internal.
8541 Sun Feb 24 16:38:56 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
8543 * optabs.c (widen_operand): Properly handle CONST_INT for NO_EXTEND.
8545 2002-02-24 Neil Booth <neil@daikokuya.demon.co.uk>
8547 * cpplex.c (cpp_interpret_charconst): Get signedness or
8548 otherwise of wide character constants correct.
8549 * cppexp.c (lex): Get signedness of wide charconsts correct.
8551 Sun Feb 24 07:41:31 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
8553 * optabs.c (widen_operand): Only call convert_modes for
8554 promoted SUBREG if signedness matches.
8555 * config/alpha/alpha.md (*addsi_se2, *subsi_se2): New patterns.
8557 2002-02-23 Neil Booth <neil@daikokuya.demon.co.uk>
8559 * cpplib.c (glue_header_name): Use local buffer to build up
8562 2002-02-23 Neil Booth <neil@daikokuya.demon.co.uk>
8564 * doc/cpp.texi, doc/invoke.texi: Update documentation for -MM.
8566 2002-02-23 Kazu Hirata <kazu@hxi.com>
8568 * config/h8300/h8300.c (output_simode_bld): Handle H8/300 and
8569 H8/300[HS] separately.
8570 * config/h8300/h8300.md: Remove the early clobber constraint
8571 from bit field patterns.
8573 2002-02-23 Kazu Hirata <kazu@hxi.com>
8575 * config/h8300/h8300.md (mulqihi3): Tighten predicates to
8577 (mulhisi3): Likewise.
8578 (umulqisi3): Likewise.
8579 (umulhisi3): Likewise.
8581 2002-02-23 Neil Booth <neil@daikokuya.demon.co.uk>
8583 * cppinit.c (output_deps): Correct test for stdout output.
8584 (init_dependency_output): Cure warning.
8586 Sat Feb 23 08:42:47 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
8588 * expr.c (store_expr): When converting expression to promoted
8589 equivalent type, allow using SUBREG_REG of TARGET as the target
8590 of the expansion of EXP.
8591 * loop.c (basic_induction_var, case SUBREG): Always look inside.
8592 * config/alpha/alpha.c (rtx_equiv_function_matters): Delete decl.
8593 (alpha_emit_set_const): Handle SImode when can't make new pseudos.
8594 (alpha_emit_set_const_1, alpha_sa_mask): Use no_new_pseudos.
8595 * config/alpha/alpha.md (addsi3, subsi3): Don't use if optimizing.
8597 2002-02-23 Joseph S. Myers <jsm28@cam.ac.uk>
8599 * doc/contribute.texi, doc/extend.texi, doc/install.texi,
8600 doc/invoke.texi, doc/md.texi, doc/passes.texi, doc/rtl.texi,
8601 doc/standards.texi, doc/tm.texi: Remove trailing whitespace.
8603 2002-02-23 Jakub Jelinek <jakub@redhat.com>
8605 PR optimization/5747
8606 * loop.c (scan_loop): Update reg info if move_movables created new
8609 2002-02-23 David Edelsohn <edelsohn@gnu.org>
8611 * gcc.c (init_gcc_spec): Revert last change.
8613 2002-02-23 David Edelsohn <edelsohn@gnu.org>
8615 * config/rs6000/rs6000.md (load_toc_aix_{si,di}): Use
8616 gpc_reg_operand constraint.
8618 2002-02-23 Alan Modra <amodra@bigpond.net.au>
8620 * config/rs6000/rs6000.c (num_insns_constant): Fix formatting.
8621 Simplify comparison of `low'.
8622 (add_operand): Fix formatting.
8623 (non_add_cint_operand): Use CONST_OK_FOR_LETTER_P.
8624 (mask_operand): Disallow mask to wrap in 64-bit mode.
8625 (rs6000_stack_info): Remove redundant test setting push_p.
8626 (output_toc): Fix formatting.
8627 * config/rs6000/rs6000.md (boolsi3, boolcsi3 splitters): Use
8628 cc_reg_not_cr0_operand constraint.
8629 (booldi3, boolcdi3 splitters): Same.
8631 2002-02-23 Aldy Hernandez <aldyh@redhat.com>
8633 * config/rs6000/altivec.h: Add extra level of parentheses on casts.
8635 2002-02-22 David Edelsohn <edelsohn@gnu.org>
8637 * gcc.c (init_gcc_spec): Do not link with static libgcc.a if
8638 gcc invoked with -shared-libgcc.
8640 2002-02-22 Jakub Jelinek <jakub@redhat.com>
8643 * stmt.c (expand_anon_union_decl): Set TREE_USED on the anon union
8644 decl if any of elements was TREE_USED.
8646 2002-02-22 Alexandre Oliva <aoliva@redhat.com>
8648 * config/sparc/sol2.h: Don't include sys/mman.h.
8649 * config/sparc/sparc.c (arith_operand): Use SMALL_INT32.
8650 (arith_4096_operand): Don't throw high bits away.
8651 (const64_operand): Take sign extension of CONST_INTs into account.
8652 (const64_high_operand, sparc_emit_set_const32): Likewise.
8653 (GEN_HIGHINT64): Likewise.
8654 (sparc_emit_set_const64_quick1): Likewise.
8655 (const64_is_2insns): Likewise.
8656 (print_operand): Use trunc_int_for_mode for sign extension.
8657 * config/sparc/sparc.h (SMALL_INT32): Likewise.
8658 * config/sparc/sparc.md (movqi): Sign-extend CONST_DOUBLE
8659 chars. Assume CONST_INT is already properly sign-extended.
8660 (movdi split): Sign-extend each SImode part.
8661 (andsi3 split): Don't mask high bits off, so that result
8662 remains properly sign-extend.
8663 (iorsi3 split): Likewise.
8664 (xorsi3 split): Likewise.
8666 2002-02-22 Richard Sandiford <rsandifo@redhat.com>
8668 * fold-const.c (fold): Fix typo in comments.
8670 2002-02-21 Diego Novillo <dnovillo@redhat.com>
8672 * Makefile.in (langhooks.o): Update dependencies.
8674 2002-02-21 Diego Novillo <dnovillo@redhat.com>
8676 * langhooks.c: Include flags.h.
8678 2002-02-21 Aldy Hernandez <aldyh@redhat.com>
8680 * testsuite/gcc.dg/attr-alwaysinline.c: New.
8682 * c-common.c (c_common_post_options): Set inline trees by
8685 * doc/extend.texi (Function Attributes): Document always_inline
8687 Update documentation about inlining when not optimizing.
8689 * cp/decl.c (duplicate_decls): Merge always_inline attribute.
8691 * cp/tree.c (cp_cannot_inline_tree_fn): Do not inline at -O0
8692 unless DECL_ALWAYS_INLINE.
8694 * c-objc-common.c (c_cannot_inline_tree_fn): Do not inline at -O0
8695 unless DECL_ALWAYS_INLINE.
8696 (c_disregard_inline_limits): Disregard if always_inline set.
8698 * langhooks.c (lhd_tree_inlining_disregard_inline_limits):
8699 Disregard if always_inline set.
8700 (lhd_tree_inlining_cannot_inline_tree_fn): Do not inline at -O0
8701 unless DECL_ALWAYS_INLINE.
8703 * attribs.c (handle_always_inline_attribute): New.
8704 (c_common_attribute_table): Add always_inline.
8706 * config/rs6000/altivec.h: Add prototypes for builtins
8707 requiring the always_inline attribute.
8709 2002-02-21 Eric Christopher <echristo@redhat.com>
8711 * expmed.c (store_bit_field): Try to simplify the subreg
8712 before generating a new one when when the mode size of
8713 value is less than maxmode.
8715 2002-02-21 Richard Henderson <rth@redhat.com>
8717 * emit-rtl.c (offset_address): Use simplify_gen_binary rather
8718 than gen_rtx_PLUS to form the sum.
8719 * explow.c (force_reg): Rearrange to not allocate new pseudo
8720 when force_operand returns a register.
8721 * expr.c (expand_assignment): Allow offset_rtx expansion to
8722 return a sum. Do not force addresses into registers.
8723 (expand_expr): Likewise.
8724 * simplify-rtx.c (simplify_gen_binary): Use simplify_plus_minus
8725 to canonicalize arithmetic that didn't simpify.
8726 (simplify_plus_minus): New argument force; update
8727 all callers. Don't split CONST unless we can do something with it,
8728 and wouldn't lose the constness of the operands.
8730 * config/i386/i386.c (legitimize_pic_address): Recognize UNSPECs
8731 that we generated earlier.
8733 2002-02-21 Tom Tromey <tromey@redhat.com>
8735 * dwarf2out.c (DWARF_LINE_MIN_INSTR_LENGTH): Removed.
8736 (output_line_info): Use constant `1', with a long explanatory
8738 * system.h (DWARF_LINE_MIN_INSTR_LENGTH): Poison.
8740 Thu Feb 21 22:43:44 2002 J"orn Rennecke <joern.rennecke@superh.com>
8742 * jump.c (redirect_jump): If old label has no UID, don't try to
8745 Thu Feb 21 21:17:21 2002 J"orn Rennecke <joern.rennecke@superh.com>
8747 * sh.md (insv): Provide byte offsets for gen_rtx_SUBREG.
8748 If input is constant, do shifts at compile time.
8750 2002-02-21 Joseph S. Myers <jsm28@cam.ac.uk>
8752 * doc/extend.texi: Fix some more overfull hboxes.
8754 2002-02-21 Jakub Jelinek <jakub@redhat.com>
8756 PR optimization/4994
8757 * config/i386/i386.md (movsi_1, movsf_1): Support MMX -> MMX
8760 2002-02-21 Jakub Jelinek <jakub@redhat.com>
8763 * expr.h (expand_and): Add mode argument.
8764 * expmed.c (expand_and): Add mode argument.
8765 (expand_mult_highpart_adjust, emit_store_flag): Adjust callers.
8766 * expr.c (store_field, expand_expr, do_store_flag): Likewise.
8767 * except.c (expand_builtin_extract_return_addr): Likewise.
8768 * config/alpha/alpha.c (alpha_initialize_trampoline): Likewise.
8769 * config/sparc/sparc.c (sparc_initialize_trampoline): Likewise.
8770 * config/c4x/c4x.h (INITIALIZE_TRAMPOLINE): Likewise.
8771 Use GEN_INT (x) instead of gen_rtx (CONST_INT, VOIDmode, x).
8772 * config/c4x/c4x.md: Use GEN_INT (x) instead of
8773 gen_rtx (CONST_INT, VOIDmode, x).
8775 2002-02-21 Jakub Jelinek <jakub@redhat.com>
8778 * stmt.c (warn_if_unused_value): Move side effects test once more.
8780 2002-02-20 Torbjorn Granlund <tege@swox.com>
8782 * config/avr/avr.md: Add more patterns for mized-mode add and subtract
8783 (addsi3_zero_extend, subhi3_zero_extend1, subsi3_zero_extend).
8785 Thu Feb 21 16:20:46 2002 Alexandre Oliva <aoliva@redhat.com>
8787 * rtlanal.c (replace_rtx): Don't make a CONST_INT the operand of
8788 SUBREG or ZERO_EXTEND.
8790 Thu Feb 21 15:35:46 2002 J"orn Rennecke <joern.rennecke@superh.com>
8792 * sh.h (current_function_anonymous_args): Remove.
8793 (SETUP_INCOMING_VARARGS): Don't set it - just check that one
8794 of current_function_varargs and current_function_stdarg is set.
8795 * sh.c (sh_expand_prologue): Check current_function_varargs /
8796 current_function_stdarg / TARGET_SH5 instead of
8797 current_function_anonymous_args.
8799 * sh64.h (TARGET_VERSION): Define.
8801 2002-02-20 David Edelsohn <edelsohn@gnu.org>
8803 * config/rs6000/rs6000.h (EPILOGUE_USES): Conditionalize
8804 VRSAVE_REGNO on TARGET_ALTIVEC.
8806 2002-02-20 Alan Modra <amodra@bigpond.net.au>
8808 * config/rs6000/rs6000.c (includes_lshift_p): Mask irrelevant
8809 bits of SImode const_int.
8810 (includes_rshift_p): Likewise.
8811 (print_operand): Call mask_operand and mask64_operand with correct
8813 (rs6000_output_function_epilogue): Pad traceback table to word.
8814 * config/rs6000/rs6000.h (MASK_64BIT): Correct comment.
8815 (EXTRA_CONSTRAINT, 'S' and 'T'): Call mask_operand and
8816 mask64_operand with correct mode.
8817 (FUNCTION_ARG_REGNO_P): Correct parentheses.
8819 2002-02-20 Jakub Jelinek <jakub@redhat.com>
8822 * varasm.c (get_pool_constant_mark): New.
8823 * rtl.h (get_pool_constant_mark): Add prototype.
8824 * dwarf2out.c (mem_loc_descriptor): A pool constant cannot
8825 be represented if it has not been output.
8827 2002-02-20 Alexandre Oliva <aoliva@redhat.com>
8829 * combine.c (do_SUBST): Sanity check substitutions of
8830 CONST_INTs, and reject them in SUBREGs and ZERO_EXTENDs.
8831 (subst): Simplify SUBREG or ZERO_EXTEND instead of SUBSTing a
8832 CONST_INT into its operand.
8833 (known_cond): Likewise, for ZERO_EXTEND.
8834 * simplify-rtx.c (simplify_unary_operation): Fix condition to
8835 allow for simplification of wide modes. Reject CONST_INTs in
8836 ZERO_EXTEND when their actual mode is not given.
8838 2002-02-20 Alexandre Oliva <aoliva@redhat.com>
8840 * c-decl.c (pushdecl): If no global declaration is found for an
8841 extern declaration in block scope, try a limbo one.
8843 2002-02-20 Jakub Jelinek <jakub@redhat.com>
8846 * c-common.c (pointer_int_sum): Moved from...
8847 * c-typeck.c (pointer_int_sum): ...here.
8848 * c-common.h (pointer_int_sum): Add prototype.
8850 2002-02-20 Jakub Jelinek <jakub@redhat.com>
8853 * c-decl.c (duplicate_decls): Return 0 if issued error about
8856 2002-02-20 Roger Sayle <roger@eyesopen.com>
8857 Jakub Jelinek <jakub@redhat.com>
8860 * tree.c (host_integerp): Ensure that the constant integer is
8861 representable in a HOST_WIDE_INT or an unsigned HOST_WIDE_INT
8862 when pos is zero or non-zero respectively. Clarify comment.
8863 * c-format.c (check_format_info_recurse): Fix host_integerp
8864 usage; the pos argument should be zero when assigning to a
8865 signed HOST_WIDE_INT.
8867 2002-02-20 Richard Henderson <rth@redhat.com>
8869 * config/i386/i386.c (ix86_expand_vector_move): Use the mode
8870 of the operand, rather than assuming TImode.
8871 (ix86_expand_binop_builtin): Cope with commutative patterns
8872 using nonimmediate_operand for both operands.
8873 (ix86_expand_timode_binop_builtin): Likewise.
8874 (ix86_expand_store_builtin): Validate operand 1.
8875 (ix86_expand_unop1_builtin): Likewise.
8877 2002-02-20 Philip Blundell <philb@gnu.org>
8880 * config/arm/arm.h (HARD_REGNO_RENAME_OK): New macro.
8882 2002-02-20 Richard Henderson <rth@redhat.com>
8885 * expr.h (ARGS_SIZE_TREE): Convert size.var to ssizetype.
8887 2002-02-20 Tom Tromey <tromey@redhat.com>
8889 * config/fr30/fr30.h (DWARF_LINE_MIN_INSTR_LENGTH): Removed.
8890 * config/sh/sh.h (DWARF_LINE_MIN_INSTR_LENGTH): Removed.
8891 * config/pj/pj.h (DWARF_LINE_MIN_INSTR_LENGTH): Removed.
8892 * config/cris/cris.h (DWARF_LINE_MIN_INSTR_LENGTH): Removed.
8893 * dwarf2out.c (DWARF_LINE_MIN_INSTR_LENGTH): Define
8896 Wed Feb 20 00:03:25 EST 2002 Alan Matsuoka <alanm@redhat.com>
8898 * config/rs6000/rs6000.h (LEGITIMATE_OFFSET_ADDRESS_P): Look
8899 for (const_int 0) in X not just INTVAL.
8901 2002-02-20 Joseph S. Myers <jsm28@cam.ac.uk>
8903 * doc/extend.texi: Avoid or reduce overfull hboxes.
8905 2002-02-20 Diego Novillo <dnovillo@redhat.com>
8907 * expmed.c (store_bit_field): Do not store bit fields using SUBREG
8908 operations if the field does not start at a mode boundary.
8910 2001-02-20 Joel Sherrill <joel@OARcorp.com>
8912 * config/a29k/rtems.h, config/arm/rtems-elf.h, config/h8300/rtems.h,
8913 config/mips/rtems.h: Use new style of -Asystem= rather than -Asystem().
8914 Also done for -Acpu and -Amachine.
8916 2002-02-20 Neil Booth <neil@daikokuya.demon.co.uk>
8918 * cppinit.c (init_dependency_output): Take deps output file
8919 from -o if none given with -MF. Suppress normal output.
8920 * gcc.c (cpp_unique_options): Have -M and -MM imply -E.
8921 * doc/cpp.texi, doc/invoke.texi: Update.
8923 2002-02-19 Zack Weinberg <zack@codesourcery.com>
8925 * toplev.c (output_quoted_string): Write unprintable
8926 characters with octal escapes.
8928 2002-02-19 David Edelsohn <edelsohn@gnu.org>
8930 * config/rs6000/rs6000.h (CONDITIONAL_REGISTER_USAGE): Set
8931 really_call_used[VRSAVE_REGNO] if not Altivec.
8933 2002-02-19 Alan Modra <amodra@bigpond.net.au>
8935 * config/rs6000/rs6000.c (u_short_cint_operand): Mask op with
8937 (constant_pool_expr_1): Fix formatting.
8938 (rs6000_legitimize_reload_address): Likewise.
8940 Tue Feb 19 20:13:57 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
8942 * config/sparc/sparc.md (nonlocal_goto): Use hard_frame_pointer_rtx
8943 now that we have one.
8945 2002-02-19 Zack Weinberg <zack@codesourcery.com>
8947 * tree.h (struct tree_common): Remove aux. Add unused_0 at
8948 end of first block of bitfields (which was only seven bits);
8949 rename dummy to unused_1; remove comment which is no longer true.
8951 2002-02-19 Gaute B Strokkenes <gs234@cam.ac.uk>
8953 * doc/c-tree.texi (Classes, TYPE_BINFO): Fix typo.
8955 2002-02-19 Philip Blundell <pb@nexus.co.uk>
8958 * config/arm/arm.h (THUMB_LEGITIMATE_CONSTANT_P): Accept anything
8962 * config/arm/arm.md (call_insn) [TARGET_THUMB]: Use
8963 arm_is_longcall_p rather than inspecting call-type cookie
8965 (call_value_insn) [TARGET_THUMB]: Likewise.
8967 2002-02-19 Graham Stott <grahams@redhat.com>
8969 * config/i386/i386.c (ix86_expand_builtin): Fix typo.
8971 2002-02-19 David Edelsohn <edelsohn@gnu.org>
8973 * config/rs6000/linux64.h (LINK_OS_LINUX_SPEC): Look in /lib64.
8974 ({STARTFILE,ENDFILE}_LINUX_SPEC): Define.
8975 (FP_SAVE_INLINE): Delete.
8977 * config/rs6000/sysv4.h (ENDFILE_SPEC): Add crtsaveres.o.
8978 * config/rs6000/eabi.asm: Remove ABI save restore routines.
8979 * config/rs6000/t-ppccomm: Build crtsavres.o.
8980 * config/rs6000/crtsavres.asm: New file.
8982 2002-02-19 Philip Blundell <philb@gnu.org>
8984 * config/arm/arm.c (use_return_insn): Don't reject interrupt
8986 (arm_compute_save_reg_mask): Save LR for interrupt functions too.
8987 (output_return_instruction): Allow interrupt functions to return with
8988 ldmfd sp!, {... pc}^. Use LDR to restore any single register.
8989 (arm_expand_prologue): Subtract 4 before stacking LR in an
8992 2002-02-19 Philip Blundell <pb@nexus.co.uk>
8994 * config/arm/arm.c (arm_encode_call_attribute): Operate on any
8995 decl, not just FUNCTION_DECL.
8996 (legitimize_pic_address): Handle local SYMBOL_REF like LABEL_REF.
8997 (arm_assemble_integer): Likewise.
8998 * config/arm/arm.h (ARM_ENCODE_CALL_TYPE): Allow any decl to be
9001 2002-02-19 matthew green <mrg@eterna.com.au>
9003 * config.gcc (sparc-*-netbsdelf*): Enable target.
9004 (sparc64-*-netbsd*): New target.
9005 * config/sparc/netbsd-elf.h: New file.
9006 * config/sparc/t-netbsd64: New file.
9008 2002-02-19 Gaute B Strokkenes <gs234@cam.ac.uk>
9010 * doc/rtl.texi (Flags, MEM_SCALAR_P): Fix typo.
9012 2002-02-19 Ryan T. Sammartino <ryants@shaw.ca>
9014 * doc/invoke.texi: explicitly list the style guidelines that
9015 -Weffc++ checks for.
9017 Tue Feb 19 12:37:23 CET 2002 Jan Hubicka <jh@suse.cz>
9019 * regmove.c (regmove_optimize): Avoid increasing of register pressure.
9021 2002-02-19 Neil Booth <neil@daikokuya.demon.co.uk>
9024 * gcc.c (cpp_unique_options): Treat -o as indicating object file
9025 only if not -E. If -E, pass -o through to the preprocessor.
9027 2002-02-19 Kazu Hirata <kazu@hxi.com>
9029 * config/h8300/h8300.h (REGNO_REG_CLASS): Replace a literal
9030 register number with an appropriate macro.
9032 2002-02-19 Bryce McKinlay <bryce@waitaki.otago.ac.nz>
9034 * doc/rtl.texi (Constants): Close @code tag.
9036 2002-02-19 Aldy Hernandez <aldyh@redhat.com>
9038 * config/i386/i386.md ("mmx_uavgv8qi3"): Use const_vector.
9039 ("mmx_uavgv4hi3"): Same.
9040 ("pmulhrwv4hi3"): Same.
9042 * tree-inline.c (walk_tree): Handle vectors.
9044 * c-common.c (constant_expression_warning): Handle vectors.
9045 (overflow_warning): Same.
9047 * sched-deps.c (sched_analyze_2): Handle vectors.
9049 * rtlanal.c (rtx_unstable_p): Handle vectors.
9050 (rtx_varies_p): Same.
9051 (count_occurrences): Same.
9052 (regs_set_between_p): Same.
9053 (modified_between_p): Same.
9054 (modified_in_p): Same.
9055 (volatile_insn_p): Same.
9056 (volatile_refs_p): Same.
9057 (side_effects_p): Same.
9059 (inequality_comparisons_p): Same.
9060 (replace_regs): Same.
9061 (computed_jump_p_1): Same.
9063 * rtl.c (DEF_MACHMODE): Change all definitions to accept 8th
9065 (inner_mode_array): New.
9066 (copy_rtx): Handle vectors.
9067 (copy_most_rtx): Same.
9068 (rtx_equal_p): Same.
9069 (get_mode_alignment): Adjust for vectors.
9071 * resource.c (mark_referenced_resources): Handle vectors.
9072 (mark_set_resources): Same.
9074 * reload1.c (eliminate_regs): Handle vectors.
9075 (elimination_effects): Same.
9076 (scan_paradoxical_subregs): Same.
9078 * reload.c (subst_reg_equivs): Handle vectors.
9080 * regrename.c (scan_rtx): Handle vectors.
9082 * regclass.c (reg_scan_mark_refs): Handle vectors.
9084 * recog.c (find_single_use_1): Handle vectors.
9086 * local-alloc.c (equiv_init_varies_p): Handle vectors.
9087 (contains_replace_regs): Same.
9088 (memref_referenced_p): Same.
9090 * integrate.c (copy_rtx_and_substitute): Handle vectors.
9091 (subst_constants): Same.
9093 * genattrtab.c (attr_copy_rtx): Handle vectors.
9094 (encode_units_mask): Same.
9095 (clear_struct_flag): Same.
9096 (count_sub_rtxs): Same.
9098 * gcse.c (want_to_gcse_p): Handle vectors.
9099 (oprs_unchanged_p): Same.
9100 (hash_expr_1): Same.
9101 (oprs_not_set_p): Same.
9102 (expr_killed_p): Same.
9103 (compute_transp): Same.
9104 (store_ops_ok): Same.
9106 * function.c (purge_addressof_1): Do not allow paradoxical subregs
9108 (fixup_var_refs_1): Same.
9109 (instantiate_virtual_regs_1): Same.
9111 * fold-const.c (operand_equal_p): Handle vectors.
9113 (rtl_expr_nonnegative_p): Same.
9115 * flow.c (mark_used_regs): Handle vectors.
9117 * df.c (df_uses_record): Handle vectors.
9119 * cselib.c (cselib_subst_to_values): Handle vectors.
9120 (cselib_mem_conflict_p): Same.
9123 * cse.c (canon_reg): Handle vectors.
9125 (cse_process_notes): Same.
9126 (count_reg_usage): Same.
9129 * alias.c (nonlocal_mentioned_p): Add case for CONST_VECTOR.
9131 * combine.c (mark_used_regs_combine): Add case for CONST_VECTOR.
9133 * emit-rtl.c (init_emit_once): Generate const0_rtx for vectors.
9134 (gen_rtx): Handle CONST_VECTOR.
9135 (gen_const_vector_0): New.
9136 (copy_rtx_if_shared): CONST_VECTORs can be shared.
9137 (reset_used_flags): Same.
9138 (copy_insn_1): Same.
9139 (initializer_constant_valid_p): Handle VECTOR_CST.
9141 * doc/c-tree.texi (Expression trees): Document VECTOR_CST.
9143 * doc/rtl.texi (Constants): Document const_vector.
9144 (CONST0_RTX): Update for vectors.
9145 (RTL sharing): Same.
9147 * print-tree.c (print_node): Add case for VECTOR_CST.
9149 * tree.h (TREE_VECTOR_CST_ELTS): New.
9150 (struct tree_vector): New.
9151 (union tree_node): Add vector node.
9152 (build_vector): Add prototype.
9154 * tree.def (VECTOR_CST): New.
9156 * tree.c (build_vector): New.
9158 * expmed.c (make_tree): Handle CONST_VECTOR.
9160 * rtl.h (CONSTANT_P): CONST_VECTORs are constants too.
9161 (CONST_VECTOR_ELT): New.
9162 (CONST_VECTOR_NUNITS): New.
9164 * machmode.h (GET_MODE_INNER): New.
9165 (DEF_MACHMODE): Accept 8th arg.
9167 * machmode.def: Add 8th argument for vector inner mode.
9168 Add inner vector modes for vectors.
9170 * rtl.def (VEC_CONST): Remove.
9171 (CONST_VECTOR): New.
9173 * expr.c (clear_storage): Allow vectors.
9174 (is_zeros_p): Handle VECTOR_CST.
9176 * varasm.c (output_constant_pool): Handle vectors.
9177 (rtx_const): Add veclo and vechi fields.
9178 (kind): Add RTX_VECTOR.
9179 (decode_rtx_const): Add case for vector.
9181 * config/rs6000/rs6000-protos.h: Add zero_constant.
9183 * config/rs6000/rs6000.c (rs6000_emit_move): Handle vector
9184 constants. Force easy vector constants into memory.
9185 (easy_vector_constant): New.
9186 (emit_easy_vector_constant): New.
9187 (rs6000_legitimize_reload_address): Do not generate bad reloads on
9190 * config/rs6000/rs6000.md ("altivec_lvx"): Reflect what
9192 ("altivec_lvxl"): Same.
9193 (altivec_lvebx): Same.
9194 (altivec_lvehx): Same.
9195 (altivec_lvewx): Same.
9196 ("*movv4si_const0"): New.
9197 ("*movv4sf_const0"): New.
9198 ("*movv8hi_const0"): New.
9199 ("*movv16qi_const0"): New.
9201 2002-02-18 Kazu Hirata <kazu@hxi.com>
9203 * config/h8300/h8300.c (notice_update_cc): Use
9206 2002-02-18 Kazu Hirata <kazu@hxi.com>
9208 * config/h8300/h8300.md (divmod patterns): Change the
9209 constraints for operands[1] to register_operand.
9211 2002-02-18 Kazu Hirata <kazu@hxi.com>
9213 * config/h8300/h8300-protos.h: Remove the prototype for
9215 * config/h8300/h8300.c (p_operand): Remove.
9216 * config/h8300/h8300.md: Replace p_operand with
9219 2002-02-18 Philip Blundell <pb@nexus.co.uk>
9221 * config/arm/arm.c (arm_compute_save_reg_mask): Fix typo in
9223 (output_return_instruction): Allow use of LDR to unstack
9224 return addresss even for interrupt handlers or when
9225 interworking. If compiling for ARMv5, use interworking-safe
9226 return instructions by default. Remove duplicated code and
9227 lengthy "strcat" sequences.
9229 2002-02-18 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
9231 * config/rs6000/sysv4.h (STARTFILE_SPEC): Use crtbeginT.o for -static.
9232 (LINK_EH_SPEC): Define.
9233 * config/rs6000/t-ppccomm (EXTRA_MULTILIB_PARTS): Add crtbeginT.o.
9235 2002-02-18 Ulrich Weigand <uweigand@de.ibm.com>
9237 * config/s390/s390.c (s390_emit_prologue): Do not set the
9238 frame_related flag for call-clobbered registers.
9240 Mon Feb 18 15:07:35 CET 2002 Jan Hubicka <jh@suse.cz>
9242 * i386.c (classify_argument): Properly classify SSE/MMX modes and VOIDmode.
9243 (construct_container): Fix handling of SSE operands.
9244 (ix86_expand_builtin): Fix handling of 64bit pointers.
9245 (mmx_maskmovq_rex): New pattern.
9247 Mon Feb 18 11:55:55 CET 2002 Jan Hubicka <jh@suse.cz>
9249 * regrename.c (kill_set_value): Handle subregs properly.
9251 2002-02-18 David Billinghurst <David.Billinghurst@riotinto.com>
9253 * objc/objc-act.c (handle_impent): Remove leading '*'
9254 from objc_class_name.
9256 2002-02-17 Richard Henderson <rth@redhat.com>
9258 * config/alpha/alpha.c (some_small_symbolic_operand,
9259 some_small_symbolic_operand_1, split_small_symbolic_operand,
9260 split_small_symbolic_operand_1): Rename from *symbolic_mem_op*.
9261 Handle small SYMBOL_REFs anywhere, not just inside memories.
9262 * config/alpha/alpha-protos.h: Update.
9263 * config/alpha/alpha.h (PREDICATE_CODES): Update.
9264 * config/alpha/alpha.md (small symbolic operand splitter): Update.
9266 2002-02-17 Roland McGrath <roland@frob.com>
9268 * config.gcc (powerpc-*-gnu-gnualtivec*,
9269 powerpc-*-gnu*, powerpc64-*-gnu*): New configurations.
9270 * config/rs6000/gnu.h: New file.
9271 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS):
9272 Grok "gnu" in rs6000_abi_name.
9273 (ASM_SPEC, CC1_SPEC, LINK_START_SPEC, LINK_OS_SPEC,
9274 CPP_ENDIAN_SPEC, CPP_SPEC, STARTFILE_SPEC, LIB_SPEC, ENDFILE_SPEC):
9275 Grok -mcall-gnu analogous to -mcall-linux et al.
9276 (LIB_GNU_SPEC, STARTFILE_GNU_SPEC, ENDFILE_GNU_SPEC,
9277 LINK_START_GNU_SPEC, LINK_OS_GNU_SPEC, CPP_OS_GNU_SPEC): New macros.
9278 (SUBTARGET_EXTRA_SPECS): Add *_os_gnu specs using them.
9280 2002-02-17 Jakub Jelinek <jakub@redhat.com>
9283 * c-typeck.c (build_binary_op) [BIT_XOR_EXPR]: Remove explicit
9286 2002-02-17 Philipp Thomas <pthomas@suse.de>
9288 * config/cris/cris.h: Undefine STARTFILE_SPEC and
9289 ENDFILE_SPEC before (re)defining them.
9291 2002-02-17 Kazu Hirata <kazu@hxi.com>
9293 * config/h8300/h8300.c: Fix formatting.
9294 * config/h8300/h8300.h: Likewise.
9296 2002-02-17 Philipp Thomas <pthomas@suse.de>
9298 * doc/tm.texi: Explain why empty strings should not be
9299 marked for translation.
9301 2002-02-17 Philipp Thomas <pthomas@suse.de>
9303 * final.c (output_operand_lossage): Changed to accept
9304 printf style arguments. Change calls where necessary.
9305 * output.h (output_operand_lossage): Change declaration
9306 accordingly. Update copyright.
9307 * config/arc/arc.c config/fr30/fr30.c config/m32r/m32r.c
9308 config/m88k/m88k.c : Adapt all calls to output_operand_lossage.
9309 Update copyright date where necessary.
9311 * config/i386/i386.c (print_operand): Likewise. Remove use of
9314 * config/cris/cris.c (cris_operand_lossage): Likewise.
9315 Rename parameter so that exgettext recognizes it as
9316 translatable message.
9317 (LOSE_AND_RETURN): Rename parameter to msgid.
9319 2002-02-17 Kazu Hirata <kazu@hxi.com>
9321 * config/h8300/h8300.h (CONDITIONAL_REGISTER_USAGE): Replace a
9322 hard coded register number with an appropriate macro.
9323 (HARD_REGNO_MODE_OK): Likewise.
9324 (ARG_POINTER_REGNUM): Likewise.
9325 (STATIC_CHAIN_REGNUM): Likewise.
9326 (RETURN_ADDRESS_POINTER_REGNUM): Likewise.
9327 * config/h8300/h8300.md (define_constants): Define more
9330 2002-02-17 Philipp Thomas <pthomas@suse.de>
9332 * config/i386/i386.h: Don't mark empty strings for translation.
9334 2002-02-16 H.J. Lu <hjl@gnu.org>
9336 * config/mips/linux.h (ASM_PREFERRED_EH_DATA_FORMAT): New.
9338 2002-02-16 Zack Weinberg <zack@codesourcery.com>
9340 * cppinit.c (merge_include_chains): Check for brack being
9341 NULL before attempting to merge it with qtail.
9343 2002-02-16 Andrew Cagney <ac131313@redhat.com>
9345 * config/rs6000/netbsd.h (PREFERRED_DEBUGGING_TYPE): Set to
9348 2002-02-16 John David Anglin <dave@hiauly1.hia.nrc.ca>
9350 * pa/t-pa, pa/t-pro, som.h: Revert last patch.
9352 2002-02-16 John David Anglin <dave@hiauly1.hia.nrc.ca>
9354 * pa/t-pa (LIB2FUNCS_EXTRA): Don't build lib2funcs.asm.
9355 * pa/t-pro (LIB2FUNCS_EXTRA): Likewise.
9356 * som.h (DO_GLOBAL_DTORS_BODY): Delete define.
9358 Sat Feb 16 13:48:50 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
9360 * config/alpha/alpha.md (*movsi_nt_vms_nofix): Was *movsi_nt_vms;
9361 now only if !TARGET_FIX.
9362 (*movsi_nt_vms_fix): New pattern.
9364 2002-02-16 Douglas B Rupp <rupp@gnat.com>
9366 * config/alpha/alpha.c: Implement null frame procedure types on VMS.
9367 (alpha_procedure_type): Replaces alpha_is_stack_procedure.
9368 (alpha_sa_mask, alpha_sa_size): Reflect above change.
9369 (alpha_pv_save_size, alpha_expand_prologue): Likewise.
9370 (alpha_start_function, alpha_expand_epilogue): Likewise.
9371 (unicosmk_gen_dsib): Likewise.
9373 Sat Feb 16 13:39:09 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
9375 * expr.c (store_constructor): Handle target REG case for ARRAY_TYPE.
9377 2002-02-16 Ulrich Weigand <uweigand@de.ibm.com>
9379 * config/s390/s390.c (pool_stop_uid, other_chunk, far_away,
9380 check_and_change_labels, s390_final_chunkify): Delete.
9381 (s390_split_branches, s390_chunkify_pool): New functions.
9382 (s390_function_prologue): Call them.
9384 * config/s390/s390.h (S390_REL_MAX): Delete.
9385 (S390_CHUNK_MAX, S390_CHUNK_OV): Adjust values.
9387 * config/s390/s390.md (cjump, icjump, jump): Fix length
9388 attribute calculation.
9391 2002-02-15 David Edelsohn <edelsohn@gnu.org>
9393 * config/rs6000/linux64.h (STRIP_NAME_ENCODING): Delete.
9394 * config/rs6000/ppc-asm.h (JUMP_TARGET): Define for powerpc64.
9396 2002-02-15 John David Anglin <dave@hiauly1.hia.nrc.ca>
9398 * gcc.c (init_gcc_specs): Revert patch from 2002-02-15.
9399 * config/pa/pa-linux.h (LIB_SPEC): Likewise.
9400 * config/pa/pa32-linux.h (LINK_COMMAND_SPEC): Likewise.
9402 2002-02-15 Richard Sandiford <rsandifo@redhat.com>
9404 * c-decl.c (grokdeclarator): Prevent a segfault on unnamed decls.
9406 2002-02-15 Richard Sandiford <rsandifo@redhat.com>
9408 * reload.c (find_dummy_reload): Check that an output register
9409 is valid for its mode.
9411 2002-02-14 Alexandre Oliva <aoliva@redhat.com>
9413 * combine.c (known_cond): After replacing the REG of a SUBREG, try
9416 * function.c (assign_parms): Demote promoted argument passed by
9417 transparent reference.
9419 2001-02-14 Joel Sherrill <joel@OARcorp.com>
9421 * config/arm/rtems-elf.h, config/h8300/rtems.h: Removed redundant
9422 -Acpu() and -Amachine() to eliminate warnings.
9424 2002-02-14 Ulrich Weigand <uweigand@de.ibm.com>
9426 * config/s390/linux.h (ASM_OUTPUT_ALIGNED_BSS): New.
9428 2002-02-14 Kazu Hirata <kazu@hxi.com>
9430 * config/h8300/h8300-protos.h: Update the prototype for
9432 * config/h8300/h8300.c (const_costs): Treat SET as a little
9433 more expensive operation.
9434 * config/h8300/h8300.h (DEFAULT_RTX_COSTS): Update the
9435 reference to const_costs.
9437 2002-02-14 Hans-Peter Nilsson <hp@axis.com>
9439 * config.gcc (c4x-*-rtems*): Fix typo in tm_file setting.
9441 2002-02-14 Jakub Jelinek <jakub@redhat.com>
9444 * c-decl.c (duplicate_decls): If builtin type has TYPE_ARG_TYPES NULL,
9445 use arguments from newtype.
9447 2002-02-13 Eric Christopher <echristo@redhat.com>
9449 * config/mips/mips.c (override_options): Add check for march/mipsX
9450 on the same command line. Fix error message in cpu processing.
9451 Remove architecture and ISA checks.
9453 2002-02-14 Aldy Hernandez <aldyh@redhat.com>
9455 * config/rs6000/darwin.h (ROUND_TYPE_ALIGN): Adjust for vectors.
9457 * config/rs6000/sysv4.h (ROUND_TYPE_ALIGN): Add MAX.
9459 2002-02-14 Aldy Hernandez <aldyh@redhat.com>
9461 * config/rs6000/rs6000.md ("*movv4si_internal"): Add m<-r and r<-r
9463 ("*movv8hi_internal1"): Same.
9464 ("*movv16qi_internal1"): Same.
9465 ("*movv4sf_internal1"): Same.
9467 * config/rs6000/rs6000.c (rs6000_legitimize_reload_address): Do
9468 not push_reload for altivec modes.
9470 2002-02-13 Joel Sherrill <joel@OARcorp.com>
9472 * config.gcc (a29k-*-rtems), config/a29k/rtems.h: General cleanup across
9473 all RTEMS targets including removal of #includes from config/*/rtems*.h
9474 file and adding them to tm_file setting. Added xm_defines=POSIX to
9476 * config.gcc (c4x-*-rtems), config/c4x/rtems.h: Ditto.
9477 * config.gcc (h8300-*-rtems), config/h8300/rtems.h: Ditto.
9478 * config.gcc (hppa1.1-*-rtems), config/pa/rtems.h: Ditto.
9479 * config.gcc (i960-*-rtems), config/i960/rtems.h: Ditto.
9480 * config.gcc (m68k-*-rtems*), config/m68k/rtems.h,
9481 config/m68k/rtemself.h: Ditto.
9482 * config.gcc (mips*-*-rtems*), config/mips/rtems.h,
9483 config/mips/rtems64.h: Ditto.
9484 * config.gcc (powerpc-*-rtems*), config/rs6000/rtems.h: Ditto.
9485 * config.gcc (sh-*-rtems*), config/sh/rtems.h, config/sh/rtemself.h:
9487 * config.gcc (sparc-*-rtems*), config/sparc/rtems.h,
9488 config/sparc/rtemself.h: Ditto.
9489 * config.gcc (v850-*-rtems*), config/v850/rtems.h: Ditto.
9490 * config.gcc (arm-rtems), config/arm/rtems-elf.h: Ditto plus moved
9491 arm-rtems stanza closer to other arm-elf targets and made arm-rtems
9493 * config.gcc (i[34567]86-*-rtems*), config/i386/djgpp-rtems.h,
9494 config/i386/rtems.h, config/i386/rtemself.h: Ditto plus i386-rtemself
9495 target made more similar to i386-elf.
9496 * config/i386/t-rtems-i386: Added soft float support and multilibs.
9497 * config/m68k/t-m68kbare: Add 68040 and 68060 as multilib alternatives to
9498 be similar to config/m68k/t-m68kelf.
9499 * gthr-rtems.h: Encapsulate with extern "C" for C++.
9501 Wed Feb 13 23:41:15 CET 2002 Jan Hubicka <jh@suse.cz>
9503 * regmove.c (kill_value): Handle subregs.
9505 Wed Feb 13 23:34:30 CET 2002 Jan Hubicka <jh@suse.cz>
9507 * i386.md (mul patterns): Allow memory operand to be first;
9508 add expanders where needed; fix constraints.
9509 (min?f_nonieee, max?f_nonieee, SSE TImode patterns):
9510 Allow memory operand to be the first.
9512 * i386.c (ix86_prepare_fp_compare_args): Fix condition for swapping
9515 2002-02-13 Jakub Jelinek <jakub@redhat.com>
9518 * expr.c (safe_from_p): Pass VOIDmode to true_dependence instead of
9521 2002-02-13 Jakub Jelinek <jakub@redhat.com>
9523 PR optimization/5547:
9524 * config/i386/i386.c (i386_simplify_dwarf_addr): Simplify
9525 all valid IA-32 address modes involving non-scaled %ebx and
9526 GOT/GOTOFF as displacement.
9528 2002-02-13 Ulrich Weigand <uweigand@de.ibm.com>
9530 * config/s390/s390.c (s390_final_chunkify): Re-run shorten_branches
9531 after emitting ltorg insns.
9533 * config/s390/s390.md (*cmpdf_ccs_0, *cmpdf_ccs, *cmpsf_ccs_0,
9534 *cmpsf_ccs, truncdfsf2_ieee, *adddf3, *addsf3, *subdf3, *subsf3,
9535 *muldf3, *mulsf3, *divdf3, *divsf3, *negdf2, *negsf2, *absdf2,
9536 *abssf2): Fix "op_type" attribute.
9538 2002-02-13 Douglas B Rupp <rupp@gnat.com>
9540 * mkconfig.sh: Avoid using a subshell redirect.
9541 ($output.T): Change to $(output)T.
9542 (ENABLE_NLS): Remove unneeded undef.
9544 * config/alpha/vms.h (MD_EXEC_PREFIX, MD_STARTFILE_PREFIX): Define.
9545 * config/alpha/x-vms (libsubdir): Define.
9547 * config/alpha/vms.h (MD_FALLBACK_FRAME_STATE_FOR): Handle
9548 register frame procedures. Optimize retrieving context.
9550 * config/alpha/t-vms (MULTILIB_OPTIONS): Define.
9551 (MULTILIB_DIRNAME, LIBGCC, INSTALL_LIBGCC): Likewise.
9552 * config/alpha/vms.h (ASM_FILE_START): Write .arch directive.
9554 Wed Feb 13 09:45:08 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
9556 * alias.c (find_base_term, case ZERO_EXTEND, case SIGN_EXTEND):
9557 Make same change as for find_base_value.
9559 2002-02-13 Kazu Hirata <kazu@hxi.com>
9561 * config/h8300/h8300.h (MODES_TIEABLE_P): Accept a combination
9562 of QImode and SImode.
9564 2002-02-13 Kazu Hirata <kazu@hxi.com>
9566 * config/h8300/h8300.c (h8300_adjust_insn_length): Correct the
9567 length computation of movsi.
9568 * config/h8300/h8300.md (movsi_h8300hs): Correct the length.
9570 2002-02-13 Kazu Hirata <kazu@hxi.com>
9572 * config/h8300/h8300.md (subqi3): Tighten the predicate for
9573 operands[2] to register_operand.
9575 Wed Feb 13 10:35:56 CET 2002 Jan Hubicka <jh@suse.cz>
9577 * i386.md (fop_*_comm_*): allow nonimmediate in the first operand.
9579 2002-02-12 Aldy Hernandez <aldyh@redhat.com>
9581 * config/rs6000/rs6000.md: Use predicate altivec_register_operand
9582 for altivec_lvx* and altivec_stvx*.
9583 ("*movv4si_internal"): Add constraint for loading from GPRs.
9584 ("*movv8hi_internal1"): Same.
9585 ("*movv16qi_internal1"): Same.
9586 ("*movv4sf_internal1"): Same.
9588 * config/rs6000/rs6000.c (altivec_register_operand): New.
9590 * config/rs6000/rs6000.h (PREDICATE_CODES): Add
9591 altivec_register_operand.
9593 2002-02-13 Hans-Peter Nilsson <hp@bitrange.com>
9595 * config/mmix/mmix.c (mmix_assemble_integer) <case 4>: Don't
9598 2002-02-13 Stan Shebs <shebs@apple.com>
9600 * c-typeck.c (digest_init): Handle vectors.
9601 (really_start_incremental_init): Same.
9602 (pop_init_level): Same.
9603 (process_init_element): Same.
9605 * varasm.c (output_constant): Same.
9607 * expr.c (clear_storage): Same.
9608 (store_constructor): Same.
9610 2002-02-12 Eric Christopher <echristo@redhat.com>
9612 * explow.c (hard_function_value): Add comment explaining
9613 signed/unsigned comparison.
9615 2002-02-12 Jakub Jelinek <jakub@redhat.com>
9617 * jump.c (never_reached_warning): Add finish argument.
9618 If finish is NULL, stop on CODE_LABEL, otherwise stop before first
9619 real insn after end.
9620 * rtl.h (never_reached_warning): Adjust prototype.
9621 * cse.c (cse_insn): Pass NULL as finish to never_reached_warning.
9622 * cfgrtl.c (flow_delete_block): Pass b->end as finish to
9623 never_reached_warning.
9625 2002-02-12 Graham Stott <grahams@redhat.com>
9627 * config/hp/pa.h (GO_IF_LEGITIMATE_ADDRESS): Fix typos.
9629 2002-02-12 Kazu Hirata <kazu@hxi.com>
9631 * config/h8300/h8300.c (shift_alg_hi): Improve the 15-bit
9632 logical shifts on H8/300.
9633 (shift_alg_si): Improve several shifts on H8/300.
9634 (get_shift_alg): Likewise.
9636 2002-02-12 Graham Stott <grahams@redhat.com>
9638 * config/pa/pa.c (compute_movstrsi_length): Fix typos.
9640 Tue Feb 12 10:12:56 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
9642 * alias.c (find_base_value, case ZERO_EXTEND, case SIGN_EXTEND):
9643 Handle #ifdef POINTERS_EXTEND_UNSIGNED.
9645 2002-02-11 Hans-Peter Nilsson <hp@bitrange.com>
9647 * config/mmix/mmix.c (mmix_assemble_integer) <case 1, 2>: Handle
9648 non-CONST_INT through default_assemble_integer.
9649 <case 4>: Likewise, for non-CONST_INT, non-SYMBOL_REF.
9650 <case 8>: Abort for CONST_DOUBLE.
9652 2002-02-11 John David Anglin <dave@hiauly1.hia.nrc.ca>
9654 * gcc.c (init_gcc_specs): Add static libgcc to link when "-shared"
9656 * config/pa/pa-linux.h (LIB_SPEC): Delete.
9657 * config/pa/pa32-linux.h (LINK_COMMAND_SPEC): Delete.
9659 2002-02-11 Andrew Haley <aph@cambridge.redhat.com>
9661 * config/stormy16/stormy16.md (zero_extendqihi2): New.
9663 2002-02-11 Alexandre Oliva <aoliva@redhat.com>
9665 * regrename.c (regrename_optimize): Don't accept a
9666 part-clobbered register if the replaced register is not part
9669 * calls.c (store_one_arg): In the non-BLKmode non-partial case,
9670 take padding into account when computing the argument value.
9672 * config/sh/sh.h (FUNCTION_ARG_REGNO_P): Fix parenthesizing error.
9674 * combine.c (try_combine): Apply substitutions in
9675 CALL_INSN_FUNCTION_USAGE too.
9677 2002-02-11 Aldy Hernandez <aldyh@redhat.com>
9679 * config/rs6000/rs6000.c (altivec_init_builtins): Handle
9680 __builtin_altivec_abs*.
9683 * config/rs6000/rs6000.h (rs6000_builtins): Add
9684 ALTIVEC_BUILTIN_ABS*.
9686 * config/rs6000/altivec.h: Use const char for builtins expecting
9688 (vec_abs): New versions for C and C++.
9691 2002-02-10 Kazu Hirata <kazu@hxi.com>
9693 * config/h8300/h8300.h (INITIALIZE_TRAMPOLINE): Simplify by
9696 2002-02-10 Kazu Hirata <kazu@hxi.com>
9698 * config/h8300/h8300.h (STACK_POINTER_REGNUM): Use the
9699 constant definition from h8300.md.
9700 (FRAME_POINTER_REGNUM): Likewise.
9701 * config/h8300/h8300.md (define_constants): Add FP_REG.
9703 2002-02-10 Kazu Hirata <kazu@hxi.com>
9705 * config/h8300/h8300.c (print_operand): Remove redundant code.
9707 2002-02-10 Kazu Hirata <kazu@hxi.com>
9709 * config/h8300/h8300-protos.h: Remove the prototype for byte_reg.
9710 * config/h8300/h8300.c (byte_reg): Make it static.
9712 2002-02-10 Richard Henderson <rth@redhat.com>
9715 * c-typeck.c (incomplete_type_error): Handle flexible array members.
9717 2002-02-10 Richard Henderson <rth@redhat.com>
9720 * tree.c (append_random_chars): Don't abort if main_input_filename
9723 2002-02-10 Hans-Peter Nilsson <hp@bitrange.com>
9725 * config/mmix/t-mmix (MULTILIB_EXTRA_OPTS): Disable.
9727 2002-02-10 Kazu Hirata <kazu@hxi.com>
9729 * config/h8300/h8300.md (pushhi1_h8300): Correct the mode used.
9730 (pushhi1): Likewise.
9732 2002-02-10 John David Anglin <dave@hiauly1.hia.nrc.ca>
9734 * pa.c (reg_before_reload_operand): Don't accept a SUBREG operand.
9735 * pa.h (PREDICATE_CODES): Adjust codes for reg_before_reload_operand.
9737 2002-02-09 David O'Brien <obrien@FreeBSD.org>
9739 * config/sparc/freebsd.h(TARGET_DEFAULT): Add MASK_EPILOGUE setting and
9741 (ASM_CPU_DEFAULT_SPEC): Remove. Default setting is fine.
9743 2002-02-09 Kazu Hirata <kazu@hxi.com>
9745 * config/h8300/h8300.c (output_logical_op): Use sub.w to clear
9746 a half of an SImode register on H8/300.
9748 Sat Feb 9 18:28:02 CET 2002 Jan Hubicka <jh@suse.cz>
9750 * i386.md (movdi_2): Add missing '!'.
9752 2002-02-09 Kazu Hirata <kazu@hxi.com>
9754 * config/h8300/h8300.h: Fix formatting. Remove commented-out
9757 2002-02-09 Kazu Hirata <kazu@hxi.com>
9759 * config/h8300/h8300.md (length): Correct the distance valid
9760 for the short branch.
9762 2002-02-09 Kazu Hirata <kazu@hxi.com>
9764 * config/h8300/h8300.md (iorhi3): Tighten the predicates.
9766 2002-02-09 Alexandre Oliva <aoliva@redhat.com>
9768 * config/sh/sh.h (REGISTER_NATURAL_MODE): Save part-clobbered
9769 registers in SImode.
9770 (HARD_REGNO_CALL_PART_CLOBBERED) [TARGET_SHMEDIA32]: Set r18 as
9773 * config/sh/sh.c (expand_prologue): Fix mis-applied 2001-11-09's
9776 Contribute sh64-elf.
9777 2002-02-09 Alexandre Oliva <aoliva@redhat.com>
9778 * config/sh/sh.c (TARGET_CANNOT_MODIFY_JUMPS_P): Define to...
9779 (sh_cannot_modify_jumps_p): New function.
9780 2002-02-05 Alexandre Oliva <aoliva@redhat.com>
9781 * config/sh/sh.c (TARGET_MS_BITFIELD_LAYOUT_P): Define to...
9782 (sh_ms_bitfield_layout_p): New function.
9783 2002-02-04 Alexandre Oliva <aoliva@redhat.com>
9784 Zack Weinberg <zack@codesourcery.com>
9785 * config/sh/sh.h (TRAMPOLINE_ADJUST_ADDRESS): Use
9786 expand_simple_binop instead of expand_binop.
9787 2002-02-03 Alexandre Oliva <aoliva@redhat.com>
9788 * config/sh/sh.h (OVERRIDE_OPTIONS) [! TARGET_SH5]: Disable
9789 use of .quad and .uaquad.
9790 * config/sh/sh.c (TARGET_ASM_UNALIGNED_DI_OP,
9791 TARGET_ASM_ALIGNED_DI_OP): Add comment pointing to the above.
9792 2002-01-24 Alexandre Oliva <aoliva@redhat.com>
9793 * config/sh/sh.md (movdi_const, movdi_const_32bit,
9794 movdi_const_16bit): Make sure all CONSTs have modes.
9795 (sym2PIC): Ditto, but by adjusting all callers.
9796 * config/sh/sh.c (calc_live_regs) [TARGET_SHCOMPACT]: Set pr_live
9797 if the prologue calls the SHmedia argument decoder or register
9799 2002-01-24 Alexandre Oliva <aoliva@redhat.com>
9800 * config/sh/sh.c (TARGET_ASM_UNALIGNED_DI_OP): Define.
9801 (TARGET_ASM_ALIGNED_DI_OP): Likewise.
9802 (sh_expand_epilogue): Don't emit USE of return target register.
9803 (prepare_move_operands): Legitimize DImode PIC addresses.
9804 (sh_media_register_for_return): Skip tr0, used to initialize the
9806 (sh_expand_prologue): Remove explicit USE of return register.
9807 (nonpic_symbol_mentioned_p): PC is non-PIC. Don't recurse in
9808 CONST_DOUBLEs. UNSPEC_GOTPLT is PIC.
9809 * config/sh/sh.h (ASM_OUTPUT_DOUBLE_INT): Removed, obsolete.
9810 (OVERRIDE_OPTIONS): Don't disable PIC on SH5.
9811 (EXTRA_CONSTRAINT_S): Use MOVI_SHORI_BASE_OPERAND_P instead of
9813 (GOT_ENTRY_P, GOTPLT_ENTRY_P, GOTOFF_P, PIC_ADDR_P): New.
9814 (MOVI_SHORI_BASE_OPERAND_P): New.
9815 (NON_PIC_REFERENCE_P, PIC_REFERENCE_P): New.
9816 (EXTRA_CONSTRAINT_T): Define in terms of them.
9817 (OUTPUT_ADDR_CONST_EXTRA): Handle UNSPEC_GOTPLT.
9818 * config/sh/sh.md (movsi_media, movsi_media_nofpu,
9819 movdi_media, movdi_media_nofpu): Add SIBCALL_REGS class to
9820 alternatives supporting TARGET_REGS.
9821 (UNSPEC_GOTPLT): New constant.
9822 (movdi split): Move incrementing of LABEL_NUSES...
9823 (movdi_const, movdi_const_32bit): Here. Use
9824 MOVI_SHORI_BASE_OPERAND_P instead of EXTRA_CONSTRAINT_T.
9825 (movdi_const_16bit): New.
9826 (call, call_value) [flag_pic]: Use GOTPLT.
9827 (call_pop, call_value_pop): New expands.
9828 (call_pop_compact, call_pop_rettramp): New insns.
9829 (call_value_pop_compact, call_value_pop_rettramp): New insns.
9830 (sibcall) [flag_pic]: Use GOT.
9831 (builtint_setjmp_receiver): Remove bogus, unused expand.
9832 (GOTaddr2picreg): Implement for SHcompact and SHmedia.
9833 (*pt, *ptb, ptrel): New insns.
9834 (sym2GOT): Handle DImode GOT.
9835 (sym2GOTPLT, symGOTPLT2reg): New expands.
9836 (sym2PIC): New expand.
9837 (shcompact_return_tramp): Use GOTPLT to return trampoline.
9838 (shcompact_return_tramp_i): Use return register explicitly.
9839 * config/sh/sh.h (OVERRIDE_OPTIONS) [TARGET_SHMEDIA]: Don't
9840 disable flag_reorder_blocks.
9841 2002-01-19 Alexandre Oliva <aoliva@redhat.com>
9842 * config/sh/sh.md (sibcall_compact): Reorder return, uses and
9843 clobbers, for clarity.
9844 (sibcall_epilogue) [TARGET_SHCOMPACT]: Mark saving and
9845 restoring of r0 in macl as MAYBE_DEAD.
9846 2002-01-18 Alexandre Oliva <aoliva@redhat.com>
9847 * config/sh/sh.h (LONG_DOUBLE_TYPE_SIZE): Define.
9848 * config/sh/sh.md (movv4sf_i, movv16sf_i): Fix uses of
9849 alter_subreg all over.
9850 (jump) [TARGET_SHMEDIA]: FAIL to create new jumps after
9851 reload, instead of emitting instructions that would require
9853 (casesi_load_media): Add missing modes.
9854 2001-11-09 Alexandre Oliva <aoliva@redhat.com>
9855 * config/sh/sh.c (sh_expand_prologue): Mark the PIC register
9856 as used if the argument decoder is called.
9857 2001-08-28 Alexandre Oliva <aoliva@redhat.com>
9858 * config/sh/sh.md (udivsi3, divsi3): Load libcall symbol name in
9859 Pmode, then extend it to DImode if necessary.
9860 2001-08-28 Stephen Clarke <Stephen.Clarke@st.com>
9861 * config/sh/sh.h (LEGITIMATE_CONSTANT_P): Don't accept DFmode
9862 constants in FPU-enabled SHmedia, let them be loaded from memory.
9863 2001-08-28 Alexandre Oliva <aoliva@redhat.com>
9864 * config/sh/sh.md (cmpeqdi_media, cmpgtdi_media, cmpgtudi_media):
9865 Adjust whitespace in assembly output templates.
9866 2001-08-28 Stephen Clarke <Stephen.Clarke@st.com>
9867 * config/sh/sh.md (movdicc_false, movdicc_true, movdicc): Adjust
9868 mode of if_then_else.
9869 2001-08-04 Alexandre Oliva <aoliva@redhat.com>
9870 * config/sh/sh64.h (CPP_DEFAULT_CPU_SPEC): Override definition in
9872 2001-07-26 Andrew Haley <aph@cambridge.redhat.com>
9873 Joern Rennecke <amylaar@redhat.com>
9874 * config/sh/sh64.h (CPP_DEFAULT_CPU_SPEC): New.
9875 (SUBTARGET_CPP_PTR_SPEC): New.
9876 (SUBTARGET_CPP_SPEC): Remove.
9877 2001-07-06 Chandrakala Chavva <cchavva@redhat.com>
9878 * config/sh/sh.md (movsf_media_nofpu+1, movdf_media_nofpu+1):
9879 Fix typo in previous checkin.
9880 2001-07-11 Chandrakala Chavva <cchavva@redhat.com>
9881 * config/sh/sh.h (MODES_TIEABLE_P): Fix redact indentations.
9882 2001-07-10 Chandrakala Chavva <cchavva@cygnus.com>
9883 Alexandre Oliva <aoliva@redhat.com>
9884 * config/sh/sh.h (MODES_TIEABLE_P): Don't tie modes wider than
9885 what single FP register can hold for SHmedia target.
9886 2001-07-06 Chandrakala Chavva <cchavva@redhat.com>
9887 Alexandre Oliva <aoliva@redhat.com>
9888 * config/sh/sh.md (movsf_media_nofpu+1, movdf_media_nofpu+1):
9889 Do not split into SUBREG.
9890 2001-06-14 Alexandre Oliva <aoliva@redhat.com>
9891 * config/sh/ushmedia.h, config/sh/sshmedia.h: Updated signatures
9892 and added new functions as specified in SH5 ABI r9.
9893 2001-06-04 Alexandre Oliva <aoliva@redhat.com>
9894 * config/sh/lib1funcs.asm (GCC_nested_trampoline): Align to an
9896 2001-06-03 Alexandre Oliva <aoliva@redhat.com>
9897 * config/sh/sh.c (dump_table): Add const0_rtx in calls of
9898 gen_consttable_4 and gen_consttable_8. Emit multiple labels
9899 and consttable_window_ends.
9900 2001-06-03 Graham Stott <grahams@redhat,com>
9901 * config/sh/sh.md (movdi split): Remove unused variable last_insn.
9902 2001-05-16 Alexandre Oliva <aoliva@redhat.com>
9903 * config/sh/sh.c (print_operand): Handle floating-point pair,
9904 vector and matrix registers.
9905 * config/sh/sh.h (REGISTER_MOVE_COST): Take floating-pointer
9906 vector modes into account.
9907 * config/sh/sh.md (movv2sf): Split move between registers into
9909 (movv4sf, movv16sf): Introduce insns that get split only after
9911 * config/sh/shmedia.h: Fix Copyright dates.
9912 * config/sh/ushmedia.h: Likewise. Move loop counter
9913 declarations into conditionals that uses them.
9914 (sh_media_FVADD_S, sh_media_FVSUB_S): Fix off-by-one error in
9916 * config/sh/sshmedia.h: Fix Copyright dates.
9917 (sh_media_PUTCFG): Fix constraints.
9918 2001-05-12 Alexandre Oliva <aoliva@redhat.com>
9919 * config/sh/sh.h (TARGET_PTRMEMFUNC_VBIT_LOCATION): Define to
9920 ptrmemfunc_vbit_in_delta for SH5.
9921 2001-05-08 Alexandre Oliva <aoliva@redhat.com>
9922 * config/sh/sh.h (TARGET_SWITCHES): Document -m5-*.
9923 * invoke.texi: Likewise.
9924 2001-04-14 Alexandre Oliva <aoliva@redhat.com>
9925 * config/sh/lib1funcs.asm (GCC_push_shmedia_regs,
9926 GCC_push_shmedia_regs_nofpu, GCC_pop_shmedia_regs,
9927 GCC_pop_shmedia_regs_nofpu): New global symbols.
9928 * config/sh/t-sh64 (LIB1ASMFUNCS): Add them.
9929 * config/sh/sh.h (SHMEDIA_REGS_STACK_ADJUST): New macro.
9930 * config/sh/sh.c (calc_live_regs): Account for PR's saving in
9931 compact function with nonlocal labels.
9932 (sh_expand_prologue) [SHcompact]: Push SHmedia regs if needed.
9933 (sh_expand_epilogue) [SHcompact]: Pop them when appropriate.
9934 (initial_elimination_offset): Account for their stack space.
9935 * config/sh/sh.md (shmedia_save_restore_regs_compact): New insn.
9936 * config/sh/sh.md (movsi_media, movsi_media_nofpu, movqi_media,
9937 movhi_media, movdi_media, movdi_media_nofpu, movdf_media,
9938 movdf_media_nofpu, movsf_media, movsf_media_nofpu): Require at
9939 least one of the operands to be a register.
9940 (movv2sf): Likewise. Renamed to movv2sf_i.
9941 (movdi, movdf, movv2sf, movv4sf, movv16sf, movsf):
9942 prepare_move_operands() before emitting SHmedia insns.
9943 2001-04-03 Alexandre Oliva <aoliva@redhat.com>
9944 * config/sh/crti.asm (init, fini) [__SH5__ && ! __SHMEDIA__]:
9945 Don't save nor initialize r12. Don't mis-align the stack.
9946 Pad the code with a nop.
9947 * config/sh/crti.asm: Don't restore r12. Don't mis-align the
9949 2001-03-13 Alexandre Oliva <aoliva@redhat.com>
9950 * gcc/longlong.h (__umulsidi3, count_leading_zeros)
9951 [__SHMEDIA__]: Implement.
9952 2001-03-11 Alexandre Oliva <aoliva@redhat.com>
9953 * config/sh/sh.md: Set latency of `pt' closer to reality.
9954 (movsi_media, movsi_media_nofpu, movdi_media, movdi_media_nofpu,
9955 movdf_media, movdf_media_nofpu, movsf_media, movsf_media_nofpu):
9956 Set move, load and store type attributes.
9957 * config/sh/sh.c (sh_loop_align) [TARGET_SH5]: Set to 3.
9958 * config/sh/sh.h (OVERRIDE_OPTIONS) [TARGET_SH5]: Disable
9960 * config/sh/sh.h (PROMOTE_MODE): Sign-extend SImode to DImode.
9961 * config/sh/sh-protos.h (sh_media_register_for_return): Declare.
9962 * config/sh/sh.c (sh_media_register_for_return): New function.
9963 (sh_expand_prologue) [TARGET_SHMEDIA]: Copy r18 to an available
9964 branch-target register.
9965 (sh_expand_epilogue) [TARGET_SHMEDIA]: Explicitly USE it.
9966 * config/sh/sh.md (return_media_i): Use any call-clobbered
9967 branch-target register.
9968 (return_media): If r18 wasn't copied in the prologue, copy it
9970 * config/sh/sh.h (CONDITIONAL_REGISTER_USAGE) [TARGET_SHMEDIA]:
9971 Clear class FP0_REGS.
9972 * config/sh/sh64.h (LINK_SPEC): Removed incorrect default copied
9974 2001-03-08 DJ Delorie <dj@redhat.com>
9975 * config/sh/sh.h (OVERRIDE_OPTIONS): Disable relaxing for SHMEDIA.
9976 2001-02-09 Alexandre Oliva <aoliva@redhat.com>
9977 * config/sh/sh.md (sibcall_compact): Set fp_mode to single.
9978 2001-02-07 Alexandre Oliva <aoliva@redhat.com>
9979 * config/sh/sh.h (INT_ASM_OP) [SHMEDIA64]: Use `.quad'.
9980 2001-02-03 Alexandre Oliva <aoliva@redhat.com>
9981 * config/sh/sh.h (INIT_CUMULATIVE_ARGS): Compute size of BLKmode
9982 return value correctly for call_cookie.
9983 2001-02-01 Alexandre Oliva <aoliva@redhat.com>
9984 * config/sh/crt1.asm (start): Modified so as to call
9985 ___setup_argv_and_call_main.
9986 2001-01-26 Alexandre Oliva <aoliva@redhat.com>
9987 * config/sh/sh.h (FUNCTION_ARG_ADVANCE): Don't count stack_regs in
9989 2001-01-20 Alexandre Oliva <aoliva@redhat.com>
9990 * config/sh/sh.h (STRIP_DATALABEL_ENCODING): New macro.
9991 (STRIP_NAME_ENCODING): Use it.
9992 (ASM_OUTPUT_LABELREF): Likewise. Don't call assemble_name().
9993 2001-01-19 Alexandre Oliva <aoliva@redhat.com>
9994 * config/sh/sh.md (sgeu) [! SHMEDIA]: Fix invocation of
9995 prepare_scc_operands().
9996 * config/sh/sh.h (SH_DATALABEL_ENCODING): Change to "#"...
9997 (DATALABEL_SYMNAME_P): ... so that we don't need memcmp here.
9998 2001-01-17 Alexandre Oliva <aoliva@redhat.com>
9999 * config/sh/sh.h (STRIP_NAME_ENCODING): Strip leading `*'.
10000 2001-01-13 Alexandre Oliva <aoliva@redhat.com>
10001 * config/sh/sh.md (shcompact_incoming_args): Use R0_REG.
10002 * config/sh/sh.md (R7_REG, R8_REG, R9_REG): Define as constants,
10003 used in shcompact_incoming_args.
10004 * config/sh/sh.c (sh_expand_epilogue): Fix thinko in previous
10006 * config/sh/crt1.asm (start) [SH5]: Switch to single-precision
10008 * config/sh/lib1funcs.asm (sdivsi3_i4, udivsi3_i4, set_fpscr):
10009 Adjust accordingly.
10010 * config/sh/sh.c (sh_expand_prologue, sh_expand_epilogue):
10011 Simplify. Adjust. Add sanity check.
10012 * config/sh/sh.h (TARGET_SWITCHES) [5-compact]: Set
10014 * config/sh/sh.md (udivsi3_i4_single, divsi3_i4_single): Match
10016 (udivsi3, divsi3): Use them.
10017 (force_mode_for_call): New insn.
10018 (call, call_value, sibcall_value): Emit it before SHcompact
10020 2001-01-11 Alexandre Oliva <aoliva@redhat.com>
10021 * config/sh/sh.md (call, call_value, sibcall): Make sure the
10022 call cookie is non-NULL before taking its value.
10023 2001-01-10 Alexandre Oliva <aoliva@redhat.com>
10024 * config.gcc (sh64): Set target_requires_64bit_host_wide_int.
10025 2001-01-09 Alexandre Oliva <aoliva@redhat.com>
10026 * config/sh/sh.md (shcompact_incoming_args): Set argument memory
10028 * config/sh/sh.h (STATIC_CHAIN_REGNUM) [SH5]: Use r1.
10029 * config/sh/sh.c (sh_expand_prologue) [SH5]: Use r0 as
10030 temporary for stack adjusts. Use MACL and MACH to pass
10031 arguments to shcompact_incoming_args.
10032 * config/sh/sh.md (shcompact_incoming_args): Adjust. Don't
10034 * config/sh/lib1funcs.asm (shcompact_incoming_args): Likewise.
10035 (nested_trampoline): Load static chain address into r1.
10036 * config/sh/sh.md (movdi_media splits): Fix sign-extension.
10037 2001-01-07 Alexandre Oliva <aoliva@redhat.com
10038 * config/sh/sh.c (fpul_operand) [SHMEDIA]: Just call
10039 fp_arith_reg_operand().
10040 2001-01-06 Alexandre Oliva <aoliva@redhat.com>
10041 * config/sh/sh.md (casesi): Sign-extend the first two operands,
10042 and use signed compares for them.
10043 * config/sh/sh.c (dump_table): Don't emit 8-byte constants after
10044 4-byte ones. Instead, inter-leave them, maintaining the 8-byte
10045 ones properly aligned.
10046 (find_barrier): Account for extra alignment needed for 8-byte wide
10048 (machine_dependent_reorg): Require a label for the second 4-byte
10049 constant after an 8-byte one.
10050 * config/sh/lib1funcs.asm (sdivsi3): Fix typo in yesterday's
10052 2001-01-05 Alexandre Oliva <aoliva@redhat.com>
10053 * config/sh/sh.c (machine_dependent_reorg) [SHCOMPACT]: Reset
10054 last_float when switching float modes.
10055 * config/sh/sh.md (movdf) [SH5]: Don't use stack-pointer
10056 auto-increment for general-purpose registers.
10057 * config/sh/lib1funcs.asm (sdivsi3) [SHMEDIA]: Sign-extend the
10059 * config/sh/sh.c (sh_expand_prologue) [SH5]: Use r1 as temporary
10061 * config/sh/sh.c (sh_builtin_saveregs): Support using all
10062 registers for varargs.
10063 2001-01-01 Alexandre Oliva <aoliva@redhat.com>
10064 * config/sh/sh.h (FUNCTION_ARG_ADVANCE): Simplify.
10065 * config/sh/sh.h (CALL_COOKIE_STACKSEQ,
10066 CALL_COOKIE_STACKSEQ_SHIFT, CALL_COOKIE_STACKSEQ_GET): New macros.
10067 (CALL_COOKIE_INT_REG_SHIFT): Adjust.
10068 (FUNCTION_ARG_ADVANCE): Use SHCOMPACT_FORCE_ON_STACK. Adjust
10069 call_cookie accordingly.
10070 (FUNCTION_ARG): Test SHCOMPACT_FORCE_ON_STACK.
10071 (SHCOMPACT_BYREF): Likewise.
10072 (SHCOMPACT_FORCE_ON_STACK): New macro.
10073 * config/sh/sh.c (sh_expand_prologue): Use new call_cookie format.
10074 (sh_builtin_saveregs): Likewise.
10075 * config/sh/lib1funcs.asm (shcompact_call_trampoline,
10076 shcompact_incoming_args): Use new shift values. Support
10077 sequences of consecutive and non-consecutive pushes/pops.
10078 * config/sh/sh.md (return): Don't explicitly use PR_REG.
10079 2001-01-05 Hans-Peter Nilsson <hpn@cygnus.com>
10080 * config/sh/sh.h (TEXT_SECTION): Define.
10081 * config/sh/elf.h (ASM_FILE_START): Output TEXT_SECTION_ASM_OP.
10082 2001-01-05 Alexandre Oliva <aoliva@redhat.com>
10083 * config/sh/sh.h (INIT_CUMULATIVE_LIBCALL_ARGS): New macro.
10084 * config/sh/sh.h (BASE_RETURN_VALUE_REG): Use FP regs for
10085 return values on FPU-enabled SHmedia.
10086 (FUNCTION_VALUE_REGNO_P): Mark FIRST_FP_RET_REG as used on
10087 FPU-enabled SHmedia.
10088 (INIT_CUMULATIVE_ARGS): Set up return trampoline only if
10089 value is returned in a non-FP reg and is not returned by
10091 * config/sh/sh.md (shcompact_return_tramp_i): Change type to
10093 2000-01-04 Alexandre Oliva <aoliva@redhat.com>
10094 * config/sh/sh.h (SH_MIN_ALIGN_FOR_CALLEE_COPY): New.
10095 (FUNCTION_ARG_CALLEE_COPIES): Require argument to be
10096 quad-aligned to be passed by callee-copy reference.
10097 2001-01-03 Alexandre Oliva <aoliva@redhat.com>
10098 * config/sh/elf.h (MAX_WCHAR_TYPE_SIZE): Define.
10099 * config/sh/sh64.h (MAX_WCHAR_TYPE_SIZE): Undefine.
10100 2001-01-02 Alexandre Oliva <aoliva@redhat.com>
10101 * config/sh/lib1funcs.asm (shcompact_call_trampoline): Fix error in
10102 copying low-numbered FP regs to r7 and r8.
10103 * config/sh/sh.h (FUNCTION_ARG_ADVANCE): Don't request copying of
10104 FP regs to general-purpose regs only if the copy was passed on the
10106 * config/sh/lib1funcs.asm (shcompact_call_trampoline): Fix typo in
10107 copying FP reg to r9.
10108 * config/sh/sh.h (FUNCTION_ARG_ADVANCE): Use trampoline to
10109 copy FP regs to general-purpose regs only in outgoing calls.
10110 * config/sh/sh.md (movdf_media, movsf_media): Revert incorrect
10111 change from 2000-10-30. Adjust for 64-bit (or 32-bit)
10113 * config/sh/sh.h (struct sh_args): Document all fields.
10114 (FUNCTION_OK_FOR_SIBCALL): Functions that receive arguments
10115 passed partially on the stack should not consider making
10117 * config/sh/sh.h (FUNCTION_ARG_ADVANCE): Add byref regs to
10118 stack_regs only for incoming calls. When passing FP args,
10119 make sure there are FP regs available before modifying
10121 (SHCOMPACT_BYREF): Pass double args in general-purpose
10122 registers by reference.
10123 2000-12-30 Alexandre Oliva <aoliva@redhat.com>
10124 * config/sh/sh.h (FUNCTION_OK_FOR_SIBCALL) [SHCOMPACT]: Don't
10125 attempt to generate sibcalls if the caller got any arguments
10127 * config/sh/lib1funcs.asm (set_fpscr) [SH5]: Default to double.
10128 * config/sh/sh.c (dump_table) [SHCOMPACT]: Align DImode and DFmode
10129 to 8-byte boundaries.
10130 * config/sh/sh.md (shcompact_preserve_incoming_args): New insn.
10131 * config/sh/sh.h (CALL_COOKIE_INT_REG_GET): New macro.
10132 * config/sh/sh.c (sh_expand_prologue): Preserve args that will be
10133 stored in the stack.
10134 * config/sh/lib1funcs.asm (ct_main_table, ia_main_table): Arrange
10135 for the offsets to have the ISA bit set.
10136 (shcompact_call_trampoline): Document. Swap r0 and r1, to match
10137 invocation. Use beq instead of bgt to mark end of sequence of
10139 (shcompact_incoming_args): Fix store of r2. Use beq instead of
10140 bgt to mark end of sequence of stores.
10141 * config/sh/sh.c (arith_operand): Don't check whether
10142 CONST_OK_FOR_J for now.
10143 * config/sh/sh.md (movdf_media, movsf_media): Use HOST_WIDE_INT
10144 instead of long for conversion.
10145 2000-12-29 Alexandre Oliva <aoliva@redhat.com>
10146 * config/sh/sh.c (print_operand_address): Convert INTVAL to int
10147 before passing it to fprintf.
10148 2000-12-28 Alexandre Oliva <aoliva@redhat.com>
10149 * config/sh/crt1.asm (start): Reset SR.FD, to enable the FP unit.
10150 Call set_fpscr before reading/writing SR.
10151 * config/sh/crt1.asm (start): Set SR.SZ and SR.PR, but not SR.FR.
10153 * config/sh/lib1funcs.asm: Add `.align 2' directives before
10155 (FMOVD_WORKS): Define on SH5 with FPU.
10156 (set_fpscr): Define on SH5. Remove separate _fpscr_values
10158 * config/sh/t-sh64 (LIB1ASMFUNCS): Add _set_fpscr instead of
10160 2000-12-28 Hans-Peter Nilsson <hpn@cygnus.com>
10161 * config/sh/lib1funcs.asm (ct_main_table): Align contents to even
10163 (ia_main_table): Ditto.
10164 2000-12-27 Alexandre Oliva <aoliva@redhat.com>
10165 * config/sh/sh.h (MAX_WCHAR_TYPE_SIZE): Don't define.
10166 * config/sh/sh64.h (WCHAR_TYPE, WCHAR_TYPE_SIZE): Reinstate
10167 the definitions from sh.h.
10168 * config/sh/sh.h (PTRDIFF_TYPE): Define as conditional on
10170 (SUBTARGET_CPP_SPEC): Arrange for __PTRDIFF_TYPE__ to be defined.
10171 * config/sh/elf.h (PTRDIFF_TYPE): Likewise.
10172 * config/sh/sh64.h (SUBTARGET_CPP_SPEC): Likewise.
10173 2000-12-26 Alexandre Oliva <aoliva@redhat.com>
10174 * config/sh/sh.md (movdi_media split): Don't add REG_LABEL notes.
10175 Increment LABEL_NUSES.
10177 * config/sh/sh.h (SIZE_TYPE): Define as conditional on
10179 (SUBTARGET_CPP_SPEC): Arrange for __SIZE_TYPE__ to be always
10181 * config/sh/elf.h (SIZE_TYPE): Likewise.
10182 * config/sh/sh64.h (SUBTARGET_CPP_SPEC): Likewise.
10183 * config/sh/lib1funcs.asm (shcompact_call_trampoline,
10184 shcompact_incoming_args): Load switch table addresses using
10186 * config/sh/sh.h (SUBTARGET_CPP_SPEC): Define __SIZE_TYPE__.
10187 (NO_BUILTIN_SIZE_TYPE): Define.
10188 (SIZE_TYPE): Don't define.
10189 * config/sh/sh64.h (SUBTARGET_CPP_SPEC): Define __SIZE_TYPE__.
10190 * config/sh/sh.h (CPP_SPEC): Fixed typo that prevented the
10191 definition of __SH5__=32 for -m5-compact-nofpu.
10192 * config/sh/sh.c (barrier_align): Ensure 32-bit alignment after
10194 2000-12-24 Alexandre Oliva <aoliva@redhat.com>
10195 * config/sh/sh.h (FUNCTION_ARG_PADDING): Removed.
10196 2000-12-23 Alexandre Oliva <aoliva@redhat.com>
10197 * config/sh/sh.h (TARGET_CACHE32): Enable on SH5.
10198 (FUNCTION_BOUNDARY): Ensure 32-bit alignment for SHmedia.
10199 (INSN_LENGTH_ALIGNMENT): Likewise.
10200 2000-12-22 Alexandre Oliva <aoliva@redhat.com>
10201 * config/sh/sh.md (call, call_value, sibcall): Simplify
10202 copying of non-branch-target register.
10203 2000-12-22 Alexandre Oliva <aoliva@redhat.com>
10204 * glimits.h (__LONG_MAX__): Revert 2000-12-13's patch.
10205 * config/sh/sh.h (CPP_SPEC): Define it here for 64-bit SHmedia.
10206 2000-12-22 Alexandre Oliva <aoliva@redhat.com>
10207 * config/sh/sh.h (GET_SH_ARG_CLASS): Handle complex
10208 floating-point values as structs.
10209 (FUNCTION_ARG): Use SH5_PROTOTYPED_FLOAT_ARG.
10210 (SH5_PROTOTYPELESS_FLOAT_ARG): List FP registers before
10211 general-purpose register.
10212 (SH5_PROTOTYPED_FLOAT_ARG): New macro.
10213 2000-12-20 Alexandre Oliva <aoliva@redhat.com>
10214 * config/sh/sh.md (addsi3): Force operand1 to reg for SHmedia.
10215 * config/sh/sh.md (movsi_media): Split CONST_DOUBLE loads too.
10216 * config/sh/sh.h (DATALABEL_REF_P): Don't require the CONST.
10217 (ENCODE_SECTION_INFO): Enclose variables and constants in
10219 (SH_DATALABEL_ENCODING, DATALABEL_SYMNAME_P): Define.
10220 (STRIP_NAME_ENCODING): Strip SH_DATALABEL_ENCODING off.
10221 (ASM_OUTPUT_LABELREF, AMS_OUTPUT_SYMBOL_REF): Define.
10222 * config/sh/sh.c (gen_datalabel_ref): Use UNSPEC_DATALABEL
10223 only for LABEL_REFs. For SYMBOL_REFs, prepend
10224 SH_DATALABEL_ENCODING to the symbol name.
10225 * config/sh/sh.md (indirect_jump): Use SUBREG instead of
10227 2000-12-20 Alexandre Oliva <aoliva@redhat.com>
10228 * config/sh/sh.md (casesi): Enclose ADDR_DIFF_VEC address in
10230 * config/sh/sh.c (gen_datalabel_ref): Accept LABEL_REFs.
10231 * config/sh/sh.h (DATALABEL_REF_NO_CONST_P): Likewise.
10232 (DATALABEL_REF_P): Don't require CONST.
10233 (ASM_OUTPUT_ADDR_DIFF_ELT): On SH5, output datalabel before
10235 2000-12-19 Alexandre Oliva <aoliva@redhat.com>
10236 * config/sh/sh.md (extendhidi2, extendqidi2): Use arithmetic shift
10238 2000-12-18 Alexandre Oliva <aoliva@redhat.com>
10239 * config/sh/sh.md (movsi_media, call, call_value, sibcall):
10240 Use shallow_copy_rtx and PUT_MODE to change the mode of
10241 SYMBOL_REFs, LABEL_REFs, CONSTs, etc.
10242 * config/sh/sh.h (PREFERRED_RELOAD_CLASS): Reload SYMBOL_REFs
10243 on SHmedia using GENERAL_REGs.
10244 * config/sh/sh.md (ble_media_i, blt_media_i, bleu_media_i,
10245 bltu_media_i): Fix reversion of conditions.
10246 2000-12-18 Alexandre Oliva <aoliva@redhat.com>
10247 * config/sh/sh.md (zero_extendhidi2): Use logical shift right.
10248 * config/sh/sh.c (output_far_jump): Save r13 in macl.
10249 2000-12-17 Alexandre Oliva <aoliva@redhat.com>
10250 * config/sh/sh.c (gen_datalabel_ref): Fix mode of the UNSPEC.
10251 2000-12-16 Alexandre Oliva <aoliva@redhat.com>
10252 * config/sh/lib1funcs.asm (ic_invalidate): Define for SH5.
10253 (GCC_nested_trampoline): Likewise.
10254 * config/sh/sh-protos.h (gen_datalabel_ref): Declare.
10255 * config/sh/sh.c (gen_datalabel_ref): Define.
10256 * config/sh/sh.h (TRAMPOLINE_SIZE): Adjust for SH5.
10257 (INITIALIZE_TRAMPOLINE): Likewise.
10258 (TRAMPOLINE_ADJUST_ADDRESS): Define.
10259 (DATALABEL_REF_NO_CONST_P, DATALABEL_REF_P): Define.
10260 (EXTRA_CONSTRAINT_T): Match DATALABEL unspecs.
10261 (OUTPUT_ADDR_CONST_EXTRA): Handle DATALABEL unspecs.
10262 * config/sh/sh.md (UNSPEC_DATALABEL): New constant.
10263 (ic_invalidate): Adjust for SH5.
10264 (ic_invalidate_line_media, ic_invalidate_line_compact): New insns.
10265 * config/sh/t-sh64 (LIB1ASMFUNCS): Added _ic_invalidate and
10266 _nested_trampoline.
10267 2000-12-15 Alexandre Oliva <aoliva@redhat.com>
10268 * config/sh/sh.h (MOVE_MAX): Set to 8 for SHmedia, 4 elsewhere.
10269 (MOVE_MAX_PIECES): Set to 8 on SHmedia too.
10270 2000-12-14 Alexandre Oliva <aoliva@redhat.com>
10271 * config/sh/sh.h (DBX_REGISTER_NUMBER): Adjust for sh64-elf-gdb.
10272 * config/sh/elf.h (DBX_REGISTER_NUMBER): Likewise.
10273 2000-12-14 Alexandre Oliva <aoliva@redhat.com>
10274 * config/sh/sh.c (target_reg_operand): Match only target-branch
10275 registers and pseudos that aren't virtual registers.
10276 * config/sh/sh.md (call, call_value, sibcall) [TARGET_SHMEDIA]:
10277 Copy operands that don't match target_reg_operand to pseudos.
10278 (call_media, call_value_media, sibcall_media): Use
10279 target_reg_operand instead of target_operand.
10280 2000-12-13 Alexandre Oliva <aoliva@redhat.com>
10281 * glimits.h (__LONG_MAX__) [SH5 == 64]: Adjust for 64 bits.
10282 * config/sh/sh.c (target_reg_operand): Match hardware registers
10283 other than branch-target registers.
10284 * config/sh/sh.md (zero_extendqidi2): Input operand is %1.
10285 * config/sh/lib1funcs.asm (sdivsi3) [SH5]: Make it global.
10286 (fpscr_values) [SH5 == 32]: Define.
10287 * config/sh/t-sh64 (LIB1ASMFUNCS): Add fpscr_values.
10288 * config/sh/sh.md (call, call_value, sibcall) [TARGET_SHMEDIA]:
10289 Handle function addresses coming in SUBREGs.
10290 2000-12-12 Alexandre Oliva <aoliva@redhat.com>
10291 * config/sh/lib1funcs.asm (shcompact_call_trampoline,
10292 shcompact_return_trampoline): Use datalabel where appropriate.
10293 2000-12-09 Alexandre Oliva <aoliva@redhat.com>
10294 * config/sh/sh.h (SECONDARY_OUTPUT_RELOAD_CLASS): Use a
10295 general-purpose register to copy one branch-target register to
10297 2000-12-06 Alexandre Oliva <aoliva@redhat.com>
10298 * config/sh/sh.c (target_operand): Accept LABEL_REFs and
10299 SYMBOL_REFs with VOIDmode.
10300 * config/sh/sh.md (ble_media_i, blt_media_i, bleu_media_i,
10301 bltu_media_i): New insns.
10302 2000-12-06 Alexandre Oliva <aoliva@redhat.com>
10303 * config/sh/sh.h (RETURN_IN_MEMORY): Adjust for SH5 ABI.
10304 (INIT_CUMULATIVE_ARGS): Likewise.
10305 2000-12-01 Alexandre Oliva <aoliva@redhat.com>
10306 * machmode.def (V16SFmode): New mode.
10307 * c-common.c (type_for_mode): Support V2SF and V16SF.
10308 * tree.c (build_common_tree_nodes_2): Likewise.
10309 * tree.h (tree_index): Likewise.
10310 * calls.c (emit_call_1): Take args_so_far. Adjust all
10311 callers. Introduce CALL_POPS_ARGS.
10312 * tm.texi (CALL_POPS_ARGS): Document.
10313 * config/sh/crt1.asm: Implement in SHmedia mode.
10314 * config/sh/crti.asm, config/sh/crtn.asm: Likewise
10315 * config/sh/elf.h (ASM_SPEC, LINK_SPEC): Support SH5 flags.
10316 (DBX_REGISTER_NUMBER): Renumber registers for SH5.
10317 * config/sh/lib1funcs.asm: Disable functions unused in SH5.
10318 Implement divsi and udivsi in SHmedia mode. Introduce
10319 SHcompact trampolines.
10320 * config/sh/sh.c (GEN_MOV, GEN_ADD3, GEN_SUB3): Use DImode
10322 (regno_reg_class): Rewrite.
10323 (fp_reg_names): Remove.
10324 (sh_register_names, sh_additional_register_names): New.
10325 (print_operand): Added `u'. Support SUBREGs in addresses.
10326 Add parentheses around shifted CONSTs.
10327 (output_file_start): Output .mode and .abi directives.
10328 (shiftcosts, addsubcosts, multcosts): Adjust.
10329 (output_stack_adjust): Compute alignment. Sanity-check SIZE.
10330 (push_regs): Take array of HOST_WIDE_INTs. Adjust callers.
10331 (calc_live_regs): Output to array of HOST_WIDE_INTs. Count
10332 bytes, not registers. Take into account the need for the
10333 SHcompact incoming args trampoline. Adjust all callers.
10334 (sh_expand_prologue): Take stack_regs into account. Call
10335 incoming args trampoline. Keep stack aligned as per SH5 ABI.
10336 (sh_expand_epilogue): Take stack_regs into accoutn. Keep
10337 stack aligned as per SH5 ABI.
10338 (sh_builtin_saveregs): Support SH5 ABI.
10339 (sh_build_va_list, sh_va_start): Likewise.
10340 (initial_elimination_offset): Take alignment into account.
10341 Compute location of PR according to the SH5 stack frame.
10342 (arith_reg_operand): Reject branch-target registers.
10343 (shmedia_6bit_operand): New.
10344 (logical_operand): Use CONST_OK_FOR_P on SHmedia.
10345 (target_reg_operand): Match DImode only. Accept SUBREGs.
10346 (target_operand): New.
10347 * config/sh/sh.h (CPP_SPEC, SUBTARGET_CPP_SPEC): Support SH5 flags.
10348 (CONDITIONAL_REGISTER_USAGE): Implement SH5 ABI. Initialize
10349 SIBCALL_REGS for SHmedia.
10350 (TARGET_SH3E, TARGET_SH4): Only if SH1_BIT is set too.
10351 (TARGET_FPU_DOUBLE, TARGET_FPU_ANY): New.
10352 (TARGET_SHMEDIA32, TARGET_SHMEDIA64): New.
10353 (TARGET_SWITCHES): New SH5 flags.
10354 (OVERRIDE_OPTIONS): Set SH5-specific options. Use
10355 VALID_REGISTER_P to disable unsupported registers.
10356 (LONG_TYPE_SIZE, LONG_LONG_TYPE_SIZE): Set.
10357 (POINTER_SIZE, PARM_BOUNDARY): Adjust.
10358 (FUNCTION_ARG_PADDING): Define.
10359 (FASTEST_ALIGNMENT): Adjust.
10360 (SH_REGISTER_NAMES_INITIALIZER): New.
10361 (sh_register_names): Declare.
10362 (DEBUG_REGISTER_NAMES): Define.
10363 (REGISTER_NAMES): Define based on sh_register_names.
10364 (SH_ADDITIONAL_REGISTER_NAMES_INITIALIZER): New.
10365 (sh_additional_register_names): Declare.
10366 (LAST_GENERAL_REG, LAST_FP_REG, LAST_XD_REG): Adjust for SHmedia.
10367 (FIRST_TARGET_REG, LAST_TARGET_REG): Define.
10368 (TARGET_REGISTER_P, SHMEDIA_REGISTER_P, VALID_REGISTER_P): Define.
10369 (REGISTER_NATURAL_MODE): Define.
10370 (FIRST_PSEUDO_REGISTER): Adjust.
10371 (FIXED_REGISTERS, CALL_USED_REGISTERS): Adjust.
10372 (HARD_REGNO_CALL_PART_CLOBBERED): Define.
10373 (HARD_REGNO_NREGS, HARD_REGNO_MODE_OK): Adjust.
10374 (VECTOR_MODE_SUPPORTED_P): Define.
10375 (REG_CLASS_CONTENTS): Adjust.
10376 (SMALL_REGISTER_CLASSES): Adjust.
10377 (REG_ALLOC_ORDER): Adjust.
10378 (INDEX_REG_CLASS): Adjust.
10379 (CONST_OK_FOR_O, CONST_OK_FOR_P): New.
10380 (CONST_OK_FOR_LETTER_P): Adjust.
10381 (PREFERRED_RELOAD_CLASS): Adjust.
10382 (SECONDARY_OUTPUT_RELOAD_CLASS): Adjust.
10383 (SECONDARY_INPUT_RELOAD_CLASS): Adjust.
10384 (NPARM_REGS, FIRST_PARM_REG, FIRST_RET_REG): Adjust.
10385 (FIRST_FP_PARM_REG): Adjust.
10386 (CALL_POPS_ARGS): Define.
10387 (FUNCTION_ARG_REGNO_P): Adjust.
10388 (struct sh_args): New fields.
10389 (GET_SH_ARG_CLASS): Adjust.
10390 (INIT_CUMULATIVE_ARGS): Adjust.
10391 (INIT_CUMULATIVE_INCOMING_ARGS): Define.
10392 (FUNCTION_ARG_ADVANCE): Adjust.
10393 (FUNCTION_ARG): Adjust.
10394 (FUNCTION_ARG_PASS_BY_REFERENCE, SHCOMPACT_BYREF): Define.
10395 (FUNCTION_ARG_CALLEE_COPIES): Define.
10396 (SH5_PROTOTYPELESS_FLOAT_ARG): Define.
10397 (STRICT_ARGUMENT_NAMING): Define.
10398 (PRETEND_OUTGOING_VARARGS_NAMED): Adjust.
10399 (FUNCTION_ARG_PARTIAL_NREGS): Adjust.
10400 (SH5_WOULD_BE_PARTIAL_NREGS): Define.
10401 (SETUP_INCOMING_VARARGS): Adjust.
10402 (HAVE_POST_INCREMENT, HAVE_PRE_DECREMENT): Adjust.
10403 (USE_LOAD_POST_INCREMENT, USE_STORE_PRE_DECREMENT): Adjust.
10404 (REGNO_OK_FOR_INDEX_P, REG_OK_FOR_INDEX_P): Adjust.
10405 (SUBREG_OK_FOR_INDEX_P): Adjust.
10406 (EXTRA_CONSTRAINT_S): Update.
10407 (EXTRA_CONSTRAINT_T): New.
10408 (EXTRA_CONSTRAINT): Adjust.
10409 (GO_IF_LEGITIMATE_INDEX): Adjust.
10410 (GO_IF_LEGITIMATE_ADDRESS): Adjust.
10411 (LEGITIMIZE_ADDRESS, LEGITIMIZE_RELOAD_ADDRESS): Adjust.
10412 (MOVE_MAX): Adjust.
10413 (MAX_MOVE_MAX): Define.
10415 (CONST_COSTS): Adjust.
10416 (REGISTER_MOVE_COST): Adjust.
10417 (BRANCH_COST): Adjust.
10418 (TEXT_SECTION_ASM_OP): Adjust.
10419 (DBX_REGISTER_NUMBER): Adjust.
10420 (ASM_OUTPUT_DOUBLE_INT): New.
10421 (UNALIGNED_DOUBLE_INT_ASM_OP): New.
10422 (PREDICATE_CODES): Adjust.
10423 (PROMOTE_MODE): Adjust.
10424 (CRT_CALL_STATIC_FUNCTION): Do not define for SHmedia.
10425 * config/sh/sh.md (AP_REG, PR_REG, T_REG, GBR_REG): Renumber.
10426 (MACH_REG, MACL_REG, FPUL_REG, RAP_REG, FPSCR_REG): Renumber.
10427 (PR_MEDIA_REG, T_MEDIA_REG, R10_REG): New.
10428 (DR0_REG, DR2_REG, DR4_REG): Renumber.
10429 (TR0_REG, TR1_REG, TR2_REG): New.
10430 (XD0_REG): Renumber.
10431 (UNSPEC_COMPACT_ARGS): New.
10432 (type): Added pt and ptabs.
10433 (length): Default to 4 on SHmedia. Default pt length to 12
10434 and 20 on SHmedia32 and SHmedia64, respectively.
10435 (pt): New function unit.
10436 (movdi, movsi): Add types pt and ptabs. Don't increment LABEL_NUSES.
10437 Add whitespace between operands of SHmedia instructions.
10439 (adddi3_media, addsi3_media): Adjust constraints.
10440 (subsi3) [SHmedia]: Force operand 1 into a register.
10441 (udivsi3_i1_media, udivsi3_i4_media): New.
10442 (udivsi3): Support SHmedia.
10443 (divsi3_i1_media, divsi3_i4_media): New.
10444 (divsi3): Support SHmedia.
10445 (anddi3, iordi3, xordi3): Adjust constraints.
10446 (zero_extendhidi2, zero_extendqidi2): New.
10447 (extendsidi2, extendhidi2, extendqidi2): New.
10448 (push, pop, push_e, push_fpul, push_4): Disable on SH5.
10449 (pop_e, pop_fpul, pop_4): Likewise.
10450 (movsi_media): Support FP and BT registers.
10451 (movsi_media_nofpu): New. Adjust splits to DImode.
10452 (lduw, ldub): Renamed to zero_extend* above.
10453 (movqi_media): Fix typo.
10454 (movdi_media): Support FP and BT registers.
10455 (movdi_media_nofpu): New. Adjust splits for SHmedia32.
10456 (movdi_const_32bit): New.
10457 (shori_media): Require immediate operand. Use `u' for output.
10458 (movdf_media, movsf_media): Simplified.
10459 (movdf_media_nofpu, movsf_media_nofpu): New.
10460 (movdf, movsf): Adjust
10461 (movv2sf, movv2sf, movv16sf): New.
10462 (beq_media, beq_media_i): Adjust constraints. Don't use
10463 scratch BT register.
10464 (bne_media, bne_media_i): Likewise.
10465 (bgt_media, bgt_media_i): Likewise.
10466 (bge_media, bge_media_i): Likewise.
10467 (bgtu_media, bgtu_media_i): Likewise.
10468 (bgeu_media, bgeu_media_i): Likewise.
10469 (beq, bne, bgt, blt, ble, bge, bgtu, bltu, bgeu, bleu,
10470 bunordered): Emit jump insn. Force operands to registers when
10472 (jump_media, jump): Simplify.
10473 (call_compact, call_compact_rettramp): New.
10474 (call_value_compact, call_value_compact_rettramp): New.
10475 (call_media, call_value_media): Simplify.
10476 (sibcall_compact, sibcall_media): New.
10477 (call, call_value): Adjust for SHmedia and SHcompact.
10478 (sibcall, sibcall_value, untyped_call): Likewise.
10479 (sibcall_epilogue): Preserve r0 across epilogue for SHcompact.
10480 (indirect_jump): Adjust for SHmedia.
10481 (casesi_jump_media): New.
10482 (nop): Re-enable for SHmedia.
10483 (call_site): Restrict to SH1.
10484 (casesi): Adjust for SHmedia.
10485 (casesi_shift_media, casesi_load_media): New.
10486 (return): Explicitly use PR register. Call return trampoline
10488 (return_i): Explicitly use PR register.
10489 (shcompact_return_tramp, shcompact_return_tramp_i): New.
10490 (return_media): Adjust.
10491 (shcompact_incoming_args): New.
10492 (epilogue): Adjust.
10493 (seq, slt, sle, sgt, sge, sgtu, sltu, sleu, sgeu, sne): Adjust.
10494 (movstrsi): Disable on SH5.
10495 (fpu_switch0, fpu_switch1, movpsi): Enable on SH4.
10496 (addsf3, addsf3_media): Test TARGET_SHMEDIA_FPU.
10497 (subsf3, subsf3_media): Likewise.
10498 (mulsf3, mulsf3_media, mac_media): Likewise.
10499 (divsf3, divsf3_media): Likewise.
10500 (floatdisf2, floatsisf2_media): Likewise. Adjust constraints.
10501 (floatsisf2, fux_truncsfsi2): Likewise.
10502 (fix_truncsfdi2, fix_truncsfsi2_media): Likewise. Adjust
10504 (cmpeqsf_media, cmpgtsf_media, cmpgesf_media): Likewise.
10505 (cmpunsf_media, cmpsf): Likewise.
10506 (negsf2, negsf2_media, sqrtsf2, sqrtsf2_media): Likewise.
10507 (abssf2, abssf2_media): Likewise.
10508 (adddf3, adddf3_media, subdf3, subdf3_media): Likewise.
10509 (muldf3, muldf3_media, divdf3, divdf3_media): Likewise.
10510 (floatdidf2, floatsidf2_media): Likewise. Adjust constraints.
10511 (floatsidf2, fix_truncdfsi2): Likewise.
10512 (fix_truncdfdi2, fix_truncdfsi2_media): Likewise. Adjust
10514 (cmpeqdf_media, cmpgtdf_media): Likewise.
10515 (cmpgedf_media, cmpundf_media, cmpdf): Likewise.
10516 (negdf2, negdf2_media, sqrtdf2, sqrtdf2_media): Likewise.
10517 (absdf2, absdf2_media): Likewise.
10518 (extendsfdf2, extendsfdf2_media): Likewise.
10519 (truncsfdf2, truncsfdf2_media): Likewise.
10520 * config/sh/sh64.h: New file.
10521 * config/sh/t-sh64: New file.
10522 * config/sh/shmedia.h: New file.
10523 * config/sh/ushmedia.h: New file.
10524 * config/sh/sshmedia.h: New file.
10525 * configure.in: Added sh64-*-elf.
10526 * configure: Rebuilt.
10527 2000-10-10 Alexandre Oliva <aoliva@redhat.com>
10528 * config/sh/sh.c (GEN_MOV, GEN_ADD3, GEN_SUB3): New macros.
10529 (reg_class_from_letter): Use `b' for TARGET_REGS.
10530 (print_operand): Support `%M', `%m', `AND' and
10531 `ASHIFTRT'. Do not precede constants with `#' on SHmedia.
10532 (andcosts): Adjust for SHmedia.
10533 (output_stack_adjust, sh_expand_prologue, sh_expand_epilogue):
10535 (target_reg_operand): New function.
10536 * config/sh/sh-protos.h (target_reg_operand): Declare.
10537 * config/sh/sh.h (CONDITIONAL_REGISTER_USAGE): Don't disable
10538 FP registers on SH5.
10539 (HARD_REGNO_MODE_OK): Accept them whenever they're acceptable
10541 (TARGET_REGISTER_P): New macro.
10542 (reg_class, REG_CLASS_NAMES, REG_CLASS_CONTENTS): Added TARGET_REGS.
10543 (FUNCTION_VALUE): Use DImode for promoted types on SHmedia.
10544 (EXTRA_CONSTRAINT_S): New macro.
10545 (EXTRA_CONSTRAINT): Adjust.
10546 (FLOAT_TYPE_SIZE): Define to 32.
10547 (Pmode): DImode on SHmedia.
10548 (CONST_COSTS): Adjust for SHmedia literals.
10549 (PREDICATE_CODES): Added target_reg_operand.
10550 (PROMOTE_MODE): Promote signed types to DImode on SHmedia.
10551 * config/sh/sh.md: Remove all attrs from SHmedia insns.
10552 (cmpeqdi_media, cmpgtdi_media, cmpgtudi_media): New insns.
10553 (cmpdi): Accept SHmedia.
10554 (movdicc_false, movdicc_true): New insns.
10555 (movdicc): New expand.
10556 (adddi3): Accept arith_operand for op2, but FAIL on SH1 if
10558 (addsi3_media): Match `S' constraint.
10559 (anddi3, andcdi3, iordi3, xordi3, negdi_media): New insns.
10560 (negdi2): Expand for SHmedia.
10561 (one_cmpldi2): New expand.
10562 (zero_extendsidi2): Change from expand to insn.
10563 (extendsidi2): Add constraints.
10564 (movdi_media, movsi_media): Change `%x' to `%M'. Use `%m' for
10565 LD/ST address. Fix SI immediate loading split.
10566 (movhi_media, movqi_media, lduw, ldub): New insns.
10567 (movhi, movqi): Accept SHmedia.
10568 (shori_media, movdi_media): Relax input constraints. Split
10569 symbolic constants.
10570 (movdf_media, movsf_media): New insn. New split to movdi.
10571 (movdf, movsf): Match on SHmedia.
10572 (beq_media, bne_media, bgt_media, bge_media, bgtu_media,
10573 bgeu_media): New insns and splits. New insns with `_i' suffix.
10574 (beq, bne, bgt, blt, ble, bge, bgtu, bltu, bgeu, bleu): Adjust.
10575 (bunordered): New expand.
10576 (jump_compact): Renamed from `jump'.
10577 (jump_media): New insn.
10578 (jump): New expand.
10579 (call_media, call_value_media): New insns.
10580 (call, call_value): Adjust.
10581 (indirect_jump_compact): Renamed from `indirect_jump'.
10582 (indirect_jump_media): New insn.
10583 (indirect_jump): New expand.
10584 (untyped_call, return): Accept SHmedia.
10585 (return_media): New insn.
10586 (prologue, epilogue, blockage): Accept SHmedia.
10587 (seq, slt, sle, sgt, sge, sgtu, sltu, sleu, sgeu, sne): Adjust.
10588 (sunordered): New expand.
10589 (addsf3, subsf3, mulsf3, divsf3, floatsisf2, fix_truncsfsi2,
10590 cmpsf, negsf2, sqrtsf2, abssf2): Adjust for SHmedia.
10591 (addsf3_media, subsf3_media, mulsf3_media, mac_media,
10592 divsf3_media, floatdisf2, floatsisf2_media, fix_truncsfdi2,
10593 fix_truncsfsi2_media, cmpeqsf_media, cmpgtsf_media,
10594 cmpgesf_media, cmpunsf_media, negsf2_media, sqrtsf2_media,
10595 abssf2_media): New insns.
10596 (adddf3, subdf3, muldf3, divdf3, floatsidf2, fix_truncdfsi2,
10597 cmpdf, negdf2, sqrtdf2, absdf2): Adjust for SHmedia.
10598 (adddf3_media, subdf3_media, muldf3_media, divdf3_media,
10599 floatdidf2, floatsidf2_media, fix_truncdfdi2,
10600 fix_truncdfsi2_media, cmpeqdf_media, cmpgtdf_media,
10601 cmpgedf_media, cmpundf_media, negdf2_media, sqrtdf2_media,
10602 absdf2_media): New insns.
10603 (extendsfdf2, truncdfsf2): Adjust for SHmedia.
10604 (extendsfdf2_media, truncdfsf2_media): New insns.
10605 2000-09-14 Alexandre Oliva <aoliva@redhat.com>
10606 * config/sh/sh.c (machine_dependent_reorg): On shmedia, skip for now.
10607 * config/sh/sh.h (CONST_OK_FOR_J): Document.
10608 (LEGITIMATE_CONSTANT_P): Accept CONST_DOUBLEs on shmedia.
10609 * config/sh/sh.md (adddi3): New expand.
10610 (adddi3_media, adddi3z_media): New insns.
10611 (adddi3_compact): Renamed from adddi3.
10612 (addsi3_media): Use add.l r63 to add constant zero.
10613 (subdi3): New expand.
10614 (subdi3_media): New insn.
10615 (subdi3_compact): Renamed from subdi3.
10616 (mulsidi3): New expand.
10617 (mulsidi3_media): New insn.
10618 (mulsidi3_compact): Renamed from mulsidi3.
10619 (umulsidi3): New expand.
10620 (umulsidi3_media): New insn.
10621 (umulsidi3_compact): Renamed from umulsidi3.
10622 (ashlsi3_media, ashrsi3_media, lshrsi3_media): New insns.
10623 (ashlsi3, ashrsi3, lshrsi3): Use them.
10624 (ashldi3_media, ashrdi3_media, lshrdi3_media): New insns.
10625 (ashldi3, ashrdi3, lshrdi3): Use them.
10626 (zero_extendsidi2): New expand.
10627 (extendsidi2): New insn.
10628 (movsi_media): New insn. Split to movdi to load constants.
10629 (movsi): Enable for shmedia.
10630 (movdi_media): New insn. Use shori_media to load wide constants.
10631 (short_media): New insn.
10632 (movdi): Enable for shmedia.
10633 2000-09-08 Alexandre Oliva <aoliva@redhat.com>
10634 * config/sh/sh.h (CPP_SPEC): Added `m5'.
10635 (SUBTARGET_CPP_SPEC): Added `!m5'.
10636 (SH5_BIT, TARGET_SH5, TARGET_SHMEDIA, TARGET_SHCOMPACT): New macros.
10637 (TARGET_SWITCHES): Added `5' and `5-compact'. Added SH1_BIT
10638 to all other SH variants.
10639 (TARGET_DEFAULT): Set to SH1_BIT.
10640 (OVERRIDE_OPTIONS): Recognize sh5 CPU.
10641 (BITS_PER_WORD): Raise to 64 on shmedia.
10642 (MAX_BITS_PER_WORD): Change to 64.
10643 (MAX_LONG_TYPE_SIZE, MAX_WCHAR_TYPE_SIZE): Set to MAX_BITS_PER_WORD.
10644 (INT_TYPE_SIZE): Keep as 32.
10645 (UNITS_PER_WORD): Raise to 8 on shmedia.
10646 (MIN_UNITS_PER_WORD): Keep as 4.
10647 (POINTER_SIZE): Raise to 64 on shmedia.
10648 (CONST_OK_FOR_J): New macro.
10649 (CONST_OK_FOR_LETTER_P): Use it.
10650 (processor_type): Add PROCESSOR_SH5.
10651 * config/sh/sh.md: Conditionalize all expands, insns and
10652 splits to TARGET_SH1.
10654 (addsi3_compact): Renamed from...
10655 (addsi3): Now an expand.
10656 (addsi3_media, subsi3_media): New insns.
10657 (subsi3): Don't negate constants with SHmedia.
10659 * hooks.c: New file.
10660 * hooks.h: New file.
10661 * Makefile.in (HOOKS_H): New.
10662 (TARGET_DEF_H): Added $(HOOKS_H).
10663 (OBJS): Added hooks.o.
10664 (cfgcleanup.o, bb-reorder.o): Added target.h.
10665 (hooks.o): Added dependencies.
10666 * target-def.h (TARGET_CANNOT_MODIFY_JUMPS_P): New, added to...
10667 (TARGET_INITIALIZER): this.
10668 * doc/tm.texi (TARGET_CANNOT_MODIFY_JUMPS_P): Document.
10669 * target.h (struct gcc_target): Added cannot_modify_jumps_p.
10670 * bb-reorder.c: Include target.h.
10671 (reorder_basic_blocks): Skip if cannot modify jumps.
10672 * cfgcleanup.c: Include target.h.
10673 (try_optimize_cfg): Skip merge blocking if cannot modify jumps.
10675 2002-02-08 Chris Demetriou <cgd@broadcom.com>
10677 * config/mips/mips.md (casesi_internal, casesi_internal_di):
10678 Protect jump delay slot instructions with .set noreorder and
10681 2002-02-08 Chris Demetriou <cgd@broadcom.com>
10683 * config/mips/mips.md (casesi_internal_di): Calculate
10684 the index into the target offset table correctly.
10686 2002-02-08 Richard Henderson <rth@redhat.com>
10688 * expr.c (expand_expr): Mind EXPAND_INITIALIZER for truncation also.
10689 * final.c (output_addr_const): Accept and discard SUBREG.
10690 * varasm.c (decode_addr_const): Don't abort on unknown expressions --
10691 mark them unknown instead.
10692 (simplify_subtraction): Handle RTX_UNKNOWN.
10693 (initializer_constant_valid_p): Strip NOP_EXPRs that narrow the mode.
10695 2002-02-08 David Edelsohn <edelsohn@gnu.org>
10697 * doc/invoke.texi (RS/6000 and PowerPC Options): Fix typo.
10699 2002-02-08 Richard Henderson <rth@redhat.com>
10701 * config/alpha/elf.h (ASM_OUTPUT_ALIGNED_BSS): New.
10703 2002-02-08 Andreas Jaeger <aj@suse.de>
10705 * config.gcc (x86_64-*-linux): Add t-linux64 makefile fragment.
10706 * config/i386/t-linux64: New file.
10708 2002-02-08 Jakub Jelinek <jakub@redhat.com>
10710 * c-common.c (c_expand_expr): Revert 2002-02-06 patch.
10711 * c-parse.in (compstmt): Clear last_expr_type.
10713 2002-02-07 Richard Henderson <rth@redhat.com>
10715 * loop.c (strength_reduce): Sink final_value when not
10718 2002-02-07 David O'Brien <obrien@FreeBSD.org>
10720 * config/sparc/freebsd.h: Fix mismatched spec {.
10722 2002-02-07 Richard Henderson <rth@redhat.com>
10724 * cfgrtl.c: Include recog.h and insn-config.h.
10725 (keep_with_call_p): Fix general_operand invocation.
10726 * Makefile.in (cfgrtl.o): Update dependencies.
10728 2002-02-07 Kazu Hirata <kazu@hxi.com>
10730 * config/h8300/h8300.c (two_insn_adds_subs_operand): Revise a
10731 comment. Accept HImode only if TARGET_H8300.
10733 2002-02-07 Eric Christopher <echristo@redhat.com>
10735 * config/mips/crtn.asm: Cleanup #ifdefs.
10737 2002-02-07 Eric Christopher <echristo@redhat.com>
10739 * config/mips/crti.asm: Add changes for mips16. mips16 uses
10740 register 7 as RA instead of $31.
10741 * config/mips/crtn.asm: Ditto.
10742 * config/mips/mips.c (mips_move_2words): Add case for
10743 TARGET_MIPS16 when HOST_BITS_PER_WIDE_INT >= 64.
10744 (compute_frame_size): Fix typo.
10745 (save_restore_insns): Ditto. Make documentation about using
10746 register $7 as return register more precise.
10747 (mips_expand_epilogue): Fix comment. Add code to work around not
10748 being able to add to the stack pointer directly.
10749 * config/mips/mips.h (EH_RETURN_DATA_REGNO): Change register number
10750 to 2 for TARGET_MIPS16 as we need 6 and 7 as clobbers in the
10753 2002-02-07 Tom Rix <trix@redhat.com>
10755 * config/rs6000/rs6000.c (reg_or_aligned_short_operand): New. For
10756 immediates in ldu and stdu DS opcode field.
10757 * config/rs6000/rs6000.md (movdi_update, movdi_update1): Use.
10758 * config/rs6000/rs6000-protos.h: Add reg_or_aligned_short_operand.
10759 * config/rs6000/rs6000.h (PREDICATE_CODES): Same.
10761 2002-02-07 Jeff Sturm <jsturm@one-point.com>
10763 * config/sparc/sparc.c (compute_frame_size): Don't correct frame
10764 offset for stack bias.
10766 2002-02-07 H.J. Lu <hjl@gnu.org>
10768 * config/mips/linux.h (SUBTARGET_ASM_DEBUGGING_SPEC): Defined.
10770 2002-02-07 Ulrich Weigand <uweigand@de.ibm.com>
10772 * testsuite/gcc.dg/cpp/charconst-2.c: Add -fsigned-char option.
10774 Thu Feb 7 12:14:17 CET 2002 Jan Hubicka <jh@suse.cz>
10776 * i386-protos.h (x86_order_regs_for_local_alloc): Declare
10777 * i386.c (x86_order_regs_for_local_alloc): New global function.
10778 * i386.h (REG_ALLOC_ORDER): CLeanup.
10779 (ORDER_REGS_FOR_LOCAL_ALLOC): New.
10781 2002-02-07 Richard Henderson <rth@redhat.com>
10783 PR optimization/2463
10784 * alias.c (find_base_value): Recall base values for fixed hard regs.
10785 * loop.c (loop_regs_update): Don't use single_set on non-insns.
10787 2002-02-07 Alexandre Oliva <aoliva@redhat.com>
10789 * config/mips/mips.md (define_delay) [mips16]: Adjust required
10792 2002-02-06 Richard Henderson <rth@redhat.com>
10795 * stmt.c (resolve_operand_name_1): Take more care with mixed
10796 named and unnamed operands.
10798 2002-02-06 Janis Johnson <janis187@us.ibm.com>
10799 Jan Hubicka <jh@suse.cz>
10801 * loop.c (remove_constant_addition): Avoid clobbering a shared
10804 2002-02-06 Ulrich Weigand <uweigand@de.ibm.com>
10806 * config.gcc (s390x-*-linux*): Add t-linux64 makefile fragment.
10807 * config/s390/t-linux64: New file.
10808 * config/s390/libgcc-glibc.ver: New file.
10810 2002-02-06 Ulrich Weigand <uweigand@de.ibm.com>
10812 * config/s390/linux64.h: Delete file.
10813 * config/s390/s390x.h: New file.
10814 * config.gcc (s390x-*-linux*): Use s390x.h instead of linux64.h
10815 as target header file.
10816 * config/s390/linux.h (TARGET_VERSION): Define depending on
10817 DEFAULT_TARGET_64BIT.
10818 (CPP_SPEC, ASM_SPEC, LINK_SPEC): Likewise.
10819 (SIZE_TYPE, PTRDIFF_TYPE): Likewise.
10820 (NO_BUILTIN_SIZE_TYPE, NO_BUILTIN_PTRDIFF_TYPE): Define.
10821 (CPP_ARCH31_SPEC, CPP_ARCH64_SPEC): New defines.
10822 (LINK_ARCH31_SPEC, LINK_ARCH64_SPEC): New defines.
10823 (EXTRA_SPEC): New define.
10824 * config/s390/s390.h (TARGET_VERSION): Define depending on
10825 DEFAULT_TARGET_64BIT.
10826 (MASK_RETURN_ADDR): Add run-time check for TARGET_64BIT.
10828 2002-02-06 Jason Merrill <jason@redhat.com>
10830 * c-decl.c (finish_function): Warn about a non-void function with
10831 no return statement and no abnormal exit.
10832 (current_function_returns_abnormally): New variable.
10833 (start_function): Clear it.
10834 (struct c_language_function): Add returns_abnormally.
10835 (push_c_function_context): Save it.
10836 (pop_c_function_context): Restore it.
10837 (builtin_function): Set TREE_THIS_VOLATILE on return fns.
10838 (grokdeclarator): Set C_FUNCTION_IMPLICIT_INT on functions without
10839 an explicit return type.
10840 * c-tree.h: Declare current_function_returns_abnormally.
10841 (C_FUNCTION_IMPLICIT_INT): New macro.
10842 * c-typeck.c (build_function_call): Set it.
10843 (c_expand_return): Set current_function_returns_value even if the
10844 value is erroneous.
10846 2002-02-06 Jakub Jelinek <jakub@redhat.com>
10849 * c-common.c (c_unsafe_for_reeval): Make COMPOUND_LITERAL_EXPR
10850 unsafe for reevaluation.
10852 2002-02-06 Jakub Jelinek <jakub@redhat.com>
10855 * c-common.c (c_expand_expr) [STMT_EXPR]: If last expression is not
10856 EXPR_STMT, but COMPOUND_STMT, recurse into it.
10858 2002-02-06 Richard Henderson <rth@redhat.com>
10860 * cfganal.c (keep_with_call_p): Source for fixed_reg dest must
10861 be a general_operand. Dest for function value must be a pseudo.
10863 2002-02-06 Nick Clifton <nickc@cambridge.redhat.com>
10865 * dbxout.c (dbxout_symbol_location): Accept LABEL_REFs as well
10866 as SYMBOL_REFs from the constant pool.
10868 2002-02-06 Alexandre Oliva <aoliva@redhat.com>
10870 * dbxout.c (dbxout_parms): Apply DEBUGGER_ARG_OFFSET to parameters
10871 passed by invisible reference.
10873 2002-02-05 Richard Henderson <rth@redhat.com>
10875 * config/sparc/sparc.h (ARG_POINTER_CFA_OFFSET): No stack bias.
10877 2002-02-06 Hans-Peter Nilsson <hp@bitrange.com>
10879 Implement using "base addresses" in insn operands as default.
10880 * config/mmix/mmix.c (mmix_conditional_register_usage): if
10881 -mabi=gnu, modify fixed_regs to fit the GNU ABI.
10882 (mmix_extra_constraint): Use 'R' to indicate that GETA should be
10883 used to read the rtx value.
10884 (mmix_target_asm_function_epilogue): Fix spacing.
10885 (mmix_constant_address_p): Handle TARGET_BASE_ADDRESSES.
10886 (mmix_legitimate_address): Ditto.
10887 (mmix_encode_section_info): Set SYMBOL_REF_FLAG on rtx:es that
10888 should be loaded with a GETA insn. Don't allocate needless extra
10889 char for nul termination and fix misleading comment.
10890 (mmix_print_operand_address): Handle constants if
10891 TARGET_BASE_ADDRESSES.
10892 (mmix_output_register_setting): Use base addressing if
10893 TARGET_BASE_ADDRESSES and the number of insns is 3.
10894 * config/mmix/t-mmix (MULTILIB_EXTRA_OPTS): New.
10895 * config/mmix/mmix.md ("movdi"): Change the alternative with GETA
10896 to use R as constraint, add LDA to match s.
10897 * config/mmix/mmix.h (TARGET_BASE_ADDRESSES): New.
10898 (TARGET_DEFAULT): Add TARGET_MASK_BASE_ADDRESSES.
10899 (TARGET_SWITCHES): Add -mbase-addresses, -mno-base-addresses.
10900 (FIXED_REGISTERS): Make registers $231..$246 fixed by default.
10901 (MMIX_MMIXWARE_ABI_REG_ALLOC_ORDER): Move $231..$246 last, in
10902 order with other fixed registers.
10903 (MMIX_GNU_ABI_REG_ALLOC_ORDER): Put forward $231, in order with
10904 other parameter/call-clobbered registers.
10905 * doc/invoke.texi (Option Summary) <MMIX Options>: Add
10906 -mbase-addresses, -mno-base-addresses.
10907 (MMIX Options): Ditto.
10909 2002-02-05 John David Anglin <dave@hiauly1.hia.nrc.ca>
10911 * pa.h (PREDICATE_CODES): Add reg_before_reload_operand.
10913 2002-02-06 Aldy Hernandez <aldyh@redhat.com>
10915 * config/rs6000/altivec.h: Change elem to _S_elem.
10917 2002-02-05 Jason Thorpe <thorpej@wasabisystems.com>
10919 * config/netbsd.h (WCHAR_TYPE): Define.
10920 (WCHAR_TYPE_SIZE): Ditto.
10921 (WINT_TYPE): Ditto.
10922 * config/alpha/netbsd.h (WCHAR_TYPE): Remove.
10923 (WCHAR_UNSIGNED): Ditto.
10924 (WCHAR_TYPE_SIZE): Ditto.
10925 (WINT_TYPE): Ditto.
10926 * config/arm/netbsd.h: Likewise.
10927 * config/i386/netbsd-elf.h: Likewise.
10928 * config/i386/netbsd.h: Likewise.
10929 * config/m68k/netbsd-elf.h: Likewise.
10930 * config/m68k/netbsd.h: Likewise.
10931 * config/ns32k/netbsd.h: Likewise.
10932 * config/sparc/netbsd.h: Likewise.
10933 * config/vax/netbsd.: Likewise.
10935 2002-02-05 Alexandre Oliva <aoliva@redhat.com>
10937 * target.h (struct gcc_target): Added ms_bitfield_layout_p.
10938 * target-def.h (TARGET_MS_BITFIELD_LAYOUT_P): New. Added to...
10939 (TARGET_INITIALIZER): this.
10940 * doc/tm.texi (TARGET_MS_BITFIELD_LAYOUT_P): Document.
10941 (BITFIELD_NBYTES_LIMITED): Markup fix.
10942 * tree.h (default_ms_bitfield_layout_p): Declare.
10943 (record_layout_info): Added prev_field.
10944 * tree.c (default_ms_bitfield_layout_p): New fn.
10945 * c-decl.c (finish_struct): Disregard EMPTY_FIELD_BOUNDARY and
10946 PCC_BITFIELD_TYPE_MATTERS for MS bit-field layout.
10947 * stor-layout.c: Include target.h.
10948 (start_record_layout): Initialize prev_field.
10949 (place_field): Handle MS bit-field layout, and disregard
10950 EMPTY_FIELD_BOUNDARY, BITFIELD_NBYTES_LIMITED and
10951 PCC_BITFIELD_TYPE_MATTERS in this case. Update prev_field.
10952 * Makefile.in (stor-layout.o): Adjust dependencies.
10954 2002-02-05 Jason Merrill <jason@redhat.com>
10956 * collect2.c (dump_file): Pass DMGL_VERBOSE to cplus_demangle.
10958 2002-02-05 Andreas Jaeger <aj@suse.de>
10960 * crtstuff.c: Fix comments.
10962 2002-02-05 Richard Henderson <rth@redhat.com>
10965 * loop.c (loop_iv_add_mult_emit_before): Copy multiplier as well.
10966 (loop_iv_add_mult_sink, loop_iv_add_mult_hoist): Likewise.
10969 * config/mips/mips.c (function_arg): Handle TImode.
10970 (function_arg_advance): Likewise.
10972 2002-02-05 Aldy Hernandez <aldyh@redhat.com>
10974 * config/rs6000/altivec.h (vec_step_help): Rename to
10977 2002-02-05 Aldy Hernandez <aldyh@redhat.com>
10979 * config/rs6000/altivec.h: Fix typos.
10981 2002-02-05 Jason Thorpe <thorpej@wasabisystems.com>
10983 * config/arm/netbsd.h: Correct a comment.
10985 2002-02-05 Aldy Hernandez <aldyh@redhat.com>
10987 * config/rs6000/rs6000.c (altivec_init_builtins): Fix typo
10988 building void typed builtins.
10990 * config/rs6000/altivec.h (vec_ld*): Fix typos.
10991 (vec_step): Implement for C++.
10993 Mon Feb 4 19:23:19 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
10995 * final.c (final_scan_insn): Add case for NOTE_INSN_LOOP_END_TOP_COND.
10997 2002-02-04 Richard Henderson <rth@redhat.com>
10999 * combine.c (nonzero_bits): Re-introduce special case for
11000 sp/fp/ap wrt REGNO_POINTER_ALIGN.
11002 2002-02-05 Aldy Hernandez <aldyh@redhat.com>
11004 * doc/extend.texi: Warn about unsupported usage of altivec
11007 * config/rs6000/rs6000.md (altivec_vcmp*_p): Remove.
11008 (altivec_predicate_*): New.
11010 * config/rs6000/altivec.h: Rewrite predicates to use new builtins.
11011 Add C++ version of vec_*() functions.
11013 * config/rs6000/rs6000.c (bdesc_altivec_preds): New.
11014 (bdesc_2arg): Remove altivec predicates.
11015 (altivec_expand_builtin): Handle predicates.
11016 (altivec_init_builtins): Handle predicates.
11017 (altivec_expand_predicate_builtin): New.
11019 2002-02-04 John David Anglin <dave@hiauly1.hia.nrc.ca>
11021 * pa.c (DO_FRAME_NOTES): Move forward.
11022 (store_reg): Revise handling of frame notes.
11023 (load_reg): Likewise.
11024 (set_reg_plus_d): Likewise.
11025 (hppa_expand_prologue): Likewise.
11026 (hppa_expand_epilogue): Likewise.
11028 2002-02-04 John David Anglin <dave@hiauly1.hia.nrc.ca>
11030 * unwind-dw2-fde-glibc.c: Define _GNU_SOURCE if not defined.
11032 2002-02-04 Jakub Jelinek <jakub@redhat.com>
11034 PR c/4475, c++/3780:
11035 * c-common.def (SWITCH_STMT): Add SWITCH_TYPE operand.
11036 * c-common.h (SWITCH_TYPE): Define.
11037 * c-typeck.c (c_start_case): Set SWITCH_TYPE.
11038 * stmt.c (all_cases_count): Set lastval to thisval at end of loop.
11039 Rename spareness variable to sparseness.
11040 (expand_end_case_type): Renamed from expand_end_case, use orig_type
11041 if non-NULL instead of TREE_TYPE (orig_index).
11042 * tree.h (expand_end_case_type): Renamed from expand_end_case.
11043 (expand_end_case): Define using expand_end_case_type.
11044 * c-semantics.c (genrtl_switch_stmt): Pass SWITCH_TYPE
11045 to expand_end_case_type.
11046 * doc/c-tree.texi (SWITCH_STMT): Document SWITCH_TYPE.
11048 2002-02-04 John David Anglin <dave@hiauly1.hia.nrc.ca>
11050 * pa.h (PREFERRED_STACK_BOUNDARY): Define to match standard rounding.
11051 (BIGGEST_ALIGNMENT): Change to 128.
11053 2002-02-04 John David Anglin <dave@hiauly1.hia.nrc.ca>
11055 * pa32-linux.h (LINK_COMMAND_SPEC): Define.
11057 2002-02-04 John David Anglin <dave@hiauly1.hia.nrc.ca>
11059 * pa.md (call_internal_reg_64bit): Remove unused variable.
11061 2002-02-04 Nick Clifton <nickc@cambridge.redhat.com>
11063 * config/arm/arm.h (machine_function): Add uses_anonymous_args
11065 (SETUP_INCOMING_VARARGS): Set uses_anonymous_args.
11066 * config/arm/arm.c (current_function_anonymous_args): Delete,
11067 replace uses with cfun->machine->uses_anonymous_args.
11068 (arm_reorg): Do not reset uses_anonymous_args.
11070 * config/arm/arm.c (arm_hard_regno_mode_ok): Allow any value in
11071 any geenral register.
11073 2001-02-04 Bernd Schmidt <bernds@redhat.com>s
11075 * cfgrtl.c (force_nonfallthru_and_redirect): Don't try to redirect
11078 2002-02-04 Richard Henderson <rth@redhat.com>
11080 * combine.c (force_to_mode): Remove STACK_BIAS code.
11081 (nonzero_bits): Likewise. Replace sp/fp special case with
11082 REGNO_POINTER_ALIGN.
11084 * config/sparc/sparc.h (FRAME_POINTER_REGNUM): Change to SFP.
11085 (HARD_FRAME_POINTER_REGNUM): New.
11086 (FIRST_PSEUDO_REGISTER, REG_CLASS_CONTENTS): Update.
11087 (FIXED_REGS, CALL_USED_REGS): Update.
11088 (REG_ALLOC_ORDER, REGISTER_NAMES): Update.
11089 (CONDITIONAL_REGISTER_USAGE): Update for HFP.
11090 (HARD_REGNO_NREGS): Update for SFP.
11091 (STACK_POINTER_OFFSET): Include bias here ...
11092 (FIRST_PARM_OFFSET): ... not here.
11093 (STACK_BIAS): Remove.
11094 (INIT_EXPANDERS): New.
11095 (STARTING_FRAME_OFFSET): Do not include bias.
11096 (ELIMINABLE_REGS, CAN_ELIMINATE, INITIAL_ELIMINATION_OFFSET): New.
11097 (REGNO_OK_FOR_INDEX_P, REGNO_OK_FOR_BASE_P): Update for SFP.
11098 (REG_OK_FOR_INDEX_P, REG_OK_FOR_BASE_P): Likewise.
11099 * config/sparc/aout.h (DBX_REGISTER_NUMBER): Update for HFP.
11100 * config/sparc/litecoff.h, config/sparc/sol2.h: Likewise.
11101 * config/sparc/sparc.c (mem_min_alignment): Update for HFP.
11102 (sparc_nonflat_function_prologue, epilogue_renumber): Likewise.
11103 (MUST_SAVE_REGISTER): Likewise.
11104 (sparc_flat_function_prologue): Likewise.
11105 (sparc_flat_function_epilogue): Likewise.
11106 (HARD_FRAME_POINTER_MASK): Rename from FRAME_POINTER_MASK.
11107 (sparc_init_modes): SFP is GENERAL_REGS.
11108 (sparc_builtin_saveregs): SFP does not have bias applied.
11110 2002-02-04 Richard Henderson <rth@redhat.com>
11112 * config/alpha/alpha.c (current_function_is_thunk): Don't check
11113 current_function_is_thunk.
11114 (alpha_sa_mask): Distinguish between current_function_is_thunk
11115 called from ASM_OUTPUT_MI_THUNK and not.
11116 (alpha_does_function_need_gp): Thunks always need gp.
11117 (alpha_start_function, alpha_output_function_end_prologue): Likewise.
11118 (alpha_output_mi_thunk_osf): New.
11119 * config/alpha/alpha-protos.h: Update.
11120 * config/alpha/alpha.h (ASM_OUTPUT_MI_THUNK): New.
11122 2002-02-04 Richard Sandiford <rsandifo@redhat.com>
11124 * c-typeck.c (build_c_cast): Warn when qualifiers are added to
11125 function types, not when they're taken away.
11127 Mon Feb 4 09:05:58 2002 Jeffrey A Law (law@redhat.com)
11129 * cfgrtl.c (try_redirect_by_replacing_jump): Remove associated
11130 CODE_LABEL and jump table when replacing a table jump with a
11133 2002-02-04 Ulrich Weigand <uweigand@de.ibm.com>
11135 * config/s390/s390-protos.h (legitimize_la_operand,
11136 s390_secondary_input_reload_class, s390_plus_operand,
11137 s390_expand_plus_operand): Add prototypes.
11139 config/s390/s390.c (s390_secondary_input_reload_class,
11140 s390_plus_operand, s390_expand_plus_operand): New functions.
11142 (struct s390_address): New member 'pointer'.
11143 (s390_decompose_address): Compute it.
11144 (legitimate_la_operand_p): Use it.
11145 (legitimize_la_operand): New function.
11146 (movti, movdi, movdf splitters): Call it.
11148 config/s390/s390.h (SECONDARY_INPUT_RELOAD_CLASS): Define.
11149 (PREDICATE_CODES): Add s390_plus_operand.
11151 config/s390/s390.md (adddi3_inv_64, addaddr_ccclobber): Delete.
11152 (la_ccclobber): Allow GENERAL_REGS as output operand.
11154 (reload_load_address, *reload_load_address_reg_0, *la, *do_la_reg_0,
11155 *reload_la_64, *reload_la_31 and splitters): Delete, replace by ...
11156 (*la_64, *la_31, reload_indi, reload_insi): ... these.
11158 2002-02-04 Ulrich Weigand <uweigand@de.ibm.com>
11160 * gcc/config/s390/s390.h (CRT_CALL_STATIC_FUNCTION): Fixed
11161 register names for regular asm () construct.
11163 2002-02-04 Jakub Jelinek <jakub@redhat.com>
11165 * config/i386/i386.md (movsf_1): Allow moving SF values in MMX
11168 2002-02-04 Jakub Jelinek <jakub@redhat.com>
11170 * combine.c (recog_for_combine): Create a dummy insn with PATTERN
11173 2002-02-04 Hartmut Penner <hpenner@de.ibm.com>
11175 * varasm.c (decode_rtx_const): Allow unspec (symbol_ref) in
11176 constant pool to be identical by string address and index.
11178 2002-02-04 Anthony Green <green@redhat.com>
11180 * output.h (SECTION_OVERRIDE): Define.
11181 * varasm.c (named_section): Obey SECTION_OVERRIDE.
11183 2002-02-03 Jason Thorpe <thorpej@wasabisystems.com>
11185 * config.gcc (arm*-*-netbsdelf*): Placeholder to prevent match
11186 by existing arm*-*-netbsd* (a.out) target.
11187 (ns32k-*-netbsdelf*): Likewise.
11188 (sparc-*-netbsdelf*): Likewise.
11189 (vax-*-netbsdelf*): Likewise.
11191 2002-02-03 Danny Smith <dannysmith@users.sourceforge.net>
11193 * gthr-win32.h: Protect against conflicting typedef for BOOL in windows
11194 headers and libobjc headers.
11196 2002-02-03 Mumit Khan <khan@nanotech.wisc.edu>
11198 * gthr-win32.h (__mingwthr_key_dtor): Use extern "C" linkage for C++.
11199 (_mingw.h): Remove duplicate include.
11201 2002-02-03 Jason Thorpe <thorpej@wasabisystems.com>
11203 * config.gcc: Set cpu_type to m68k for 68010, as well.
11204 (m68010-*-netbsdelf*): New...
11205 (m68k*-*-netbsdelf*): ...targets.
11206 * config/m68k/netbsd-elf.h: New file.
11208 2002-02-02 Kazu Hirata <kazu@hxi.com>
11210 * config/h8300/h8300.c (hand_list): Move inside function_arg.
11212 2002-02-02 Kazu Hirata <kazu@hxi.com>
11214 * config/h8300/h8300.c (h8_push_ops): Move inside
11216 (h8_pop_ops): Likewise.
11217 (h8_move_ops): Likewise.
11219 2002-02-02 Kazu Hirata <kazu@hxi.com>
11221 * config/h8300/h8300.c (os_task): Make it static.
11222 (monitor): Likewise.
11223 (pragma_saveall): Likewise.
11225 2002-02-02 Alexandre Oliva <aoliva@redhat.com>
11227 * config/sh/sh.md (ic_invalidate_line): Make sure the immediate
11228 constant is a valid sign-extension for Pmode.
11230 2002-02-02 Kazu Hirata <kazu@hxi.com>
11232 * config/h8300/h8300.c: Fix formatting.
11234 2002-02-02 Kazu Hirata <kazu@hxi.com>
11236 * config/h8300/h8300.md: Fix formatting.
11238 2002-02-02 Kazu Hirata <kazu@hxi.com>
11240 * config/h8300/h8300.md (one_cmpl patterns): Tighten the
11241 predicates of operands[1]. Split the patterns for each
11244 2002-02-02 Kazu Hirata <kazu@hxi.com>
11246 * config/h8300/h8300.md (xor patterns): Tighten the predicates
11247 of operands[1] to register_operand.
11249 2002-02-02 Neil Booth <neil@daikokuya.demon.co.uk>
11251 * cpphash.h (struct spec_nodes): Remove n__CHAR_UNSIGNED__.
11252 * cpphash.c (_cpp_init_hashtable): Similarly.
11253 * cppinit.c (cpp_create_reader): Default the signed_char flag.
11254 (init_builtins): Define __CHAR_UNSIGNED__ appropriately.
11255 (COMMAND_LINE_OPTIONS): Recognise -f{un,}signed-char.
11256 (cpp_handle_option): Handle the new options.
11257 * cpplex.c (cpp_interpret_charconst): Use new flag.
11258 * cpplib.h (struct cpp_options): New member signed_char.
11259 * gcc.c (cpp_unique_options): Remove %c spec and documentation.
11260 (cpp_options): Handle -fsigned-char and -funsigned-char.
11261 (static_specs): Remove signed_char_spec.
11262 (do_spec1): Don't handle %c.
11263 * system.h: Poison SIGNED_CHAR_SPEC.
11264 * tradcif.y (yylex): Use flag_signed_char.
11265 * tradcpp.h (flag_signed_char): New.
11266 * tradcpp.c (flag_signed_char): New.
11267 (main): Handle new command-line options.
11268 (initialize_builtins): Define __CHAR_UNSIGNED__ if appropriate.
11270 * alpha/alpha.h (SIGNED_CHAR_SPEC): Remove.
11271 * avr/avr.h: Remove old comments.
11272 * i960/i960.h (CPP_SPEC): Pass -fsigned-char if -mic*.
11273 (CC1_SPEC): Pass -fsigned-char if -mic*.
11274 (SIGNED_CHAR_SPEC): Remove.
11276 * tm.texi (SIGNED_CHAR_SPEC): Remove documentation.
11278 2002-02-01 Eric Christopher <echristo@redhat.com>
11280 From Daniel Jacobowitz <dmj+@andrew.cmu.edu>
11281 * config/mips/mips.h (FUNCTION_PROFILER): Fix function profiling.
11282 * config/mips/linux.h (ASM_OUTPUT_REG_PUSH): Undefine.
11283 (ASM_OUTPUT_REG_POP): Ditto.
11285 2002-02-02 Neil Booth <neil@daikokuya.demon.co.uk>
11287 * c-decl.c, tree.c, tree.h, objc/objc-act.c: Revert bitfield
11290 2002-02-02 Jakub Jelinek <jakub@redhat.com>
11292 * config/i386/i386.h (CPP_CPUCOMMON_SPEC): Add missing | separators.
11294 2002-02-02 Jakub Jelinek <jakub@redhat.com>
11297 * expmed.c (expand_mult_highpart): Use immed_double_const for wide_op1
11300 2002-02-01 Janis Johnson <janis187@us.ibm.com>
11302 * cfganal.c: Include tm_p.h.
11303 (keep_with_call_p): Fix the test that determines if a register holds
11304 the return value of a call.
11306 2002-02-01 DJ Delorie <dj@redhat.com>
11308 * config/sparc/sparc.c (sparc_emit_set_symbolic_const64): If
11309 we are given conflicting registers, switch to the other one we
11310 had allocated for us.
11311 * config/sparc/sparc.md (reload_indi, reload_outdi): Pass op[2]
11312 as TImode so we know when the "other" register is available.
11314 2002-02-01 David O'Brien <obrien@FreeBSD.org>
11316 * config/sparc/sol2-sld-64.h: Include sparc/biarch64.h rather than
11319 2002-02-01 Janis Johnson <janis187@us.ibm.com>
11321 * cfganal.c (keep_with_call_p): New function.
11322 (flow_call_edges_add): Prevent splitting a block between a call and
11323 a single-set instruction that should be kept in the same block.
11325 2002-02-01 Craig Rodrigues <rodrigc@gcc.gnu.org>
11327 * doc/install.texi (avr): Update outdated URL.
11329 2002-01-30 Andrew Haley <aph@cambridge.redhat.com>
11331 * config/stormy16/stormy16.md (pushqi): New.
11335 (movhi): Remove stack operands.
11337 * config/stormy16/stormy16.h (PREDICATE_CODES): Add
11338 nonimmediate_nonstack_operand.
11339 * config/stormy16/stormy16.c (nonimmediate_nonstack_operand):
11341 * config/stormy16/stormy16-protos.h (nonimmediate_nonstack_operand)
11344 2002-01-31 Jason Merrill <jason@redhat.com>
11346 * Makefile.in (c-parse.c): Handle .output file.
11347 * objc/Make-lang.in (objc-parse.c): Likewise.
11349 2002-02-01 Alexandre Oliva <aoliva@redhat.com>
11351 * config/mips/mips.h (ENDIAN_SPEC): Output the endianness flag if
11352 the -me[lb] option is given. Don't output the default flag
11355 2002-01-31 Zack Weinberg <zack@codesourcery.com>
11357 * c-lex.c (yyparse): Call debug_hooks->start_source_file for
11358 the primary source file; this has not been done yet.
11359 * c-decl.c (c_expand_body): Reset input_filename from
11360 DECL_SOURCE_FILE (fndecl) before calling init_function_start.
11362 2002-01-31 Kazu Hirata <kazu@hxi.com>
11364 * rtlanal.c (subreg_regno_offset): Do not use
11365 SUBREG_REGNO_OFFSET.
11366 * system.h: Add SUBREG_REGNO_OFFSET to the GCC poison list.
11367 * doc/tm.texi (SUBREG_REGNO_OFFSET): Remove.
11369 2002-01-31 Joseph S. Myers <jsm28@cam.ac.uk>
11371 * gccbug.in: Follow GNU Coding Standards for --version. Use GCC
11372 version rather than GNATS version in --version output.
11374 2002-01-31 Richard Sandiford <rsandifo@redhat.com>
11376 * ifcvt.c (noce_process_if_block): Make a copy of the destination
11377 when copying back from a temporary.
11379 2002-01-30 Richard Henderson <rth@redhat.com>
11381 * ifcvt.c (dead_or_predicable): Handling merging when other_bb
11382 and new_dest are the same.
11384 2002-01-30 Richard Henderson <rth@redhat.com>
11387 * rtl.h (NOTE_INSN_LOOP_END_TOP_COND): New.
11388 * rtl.c (note_insn_name): Update.
11389 * emit-rtl.c (remove_unnecessary_notes): Kill it.
11390 * stmt.c (expand_end_loop): Kill jump opt code. Use LOOP_END_TOP_COND
11391 to perform loop rotation.
11392 (expand_exit_loop_top_cond): New.
11393 * tree.h (expand_exit_loop_top_cond): Declare it.
11394 * c-semantics.c (genrtl_while_stmt): Use it.
11395 (genrtl_for_stmt): Likewise.
11397 2002-01-30 Alexandre Oliva <aoliva@redhat.com>
11399 * config/mips/mips.h (PARM_BOUNDARY): Guarantee alignment of
11400 arguments to 64-bit boundaries on 64-bit ABIs.
11402 2002-01-30 Steve Ellcey <sje@cup.hp.com>
11404 * loop.c (loop_invariant_p): Special case pic_offset_table_rtx.
11406 2002-01-31 Joseph S. Myers <jsm28@cam.ac.uk>
11408 * c-decl.c (grokdeclarator): Handle type being a typedef for an
11411 2002-01-30 David O'Brien <obrien@FreeBSD.org>
11413 * config.gcc: Include sparc/biarch64.h rather than sparc/sparc_bi.h.
11414 * config/sparc/sparc_bi.h: Remove file.
11415 * config/sparc/biarch64.h: New file (rename of sparc_bi.h).
11417 2002-01-30 Richard Henderson <rth@redhat.com>
11419 * sched-deps.c (sched_analyze): Make a call read the frame pointer.
11421 2002-01-30 Zack Weinberg <zack@codesourcery.com>
11423 * expmed.c (emit_store_flag): Call protect_from_queue on op0 and op1.
11425 2002-01-30 Jason Merrill <jason@redhat.com>
11427 * dwarf2out.c (dwarf_cfi_name): Add other DWARF 3 codes.
11428 (output_cfi): Likewise. Disable DW_CFA_GNU_negative_offset_extended.
11429 (reg_save): Use DW_CFA_offset_extended_sf instead.
11431 * dwarf2out.c (dwarf2out_finish): Don't abort if there were errors.
11433 2002-01-29 Jakub Jelinek <jakub@redhat.com>
11435 * cselib.c (cselib_record_sets): Use IF_THEN_ELSE result
11438 2002-01-29 Aldy Hernandez <aldyh@redhat.com>
11440 * rs6000.md ("*call_value_local32"): Remove constraints.
11441 ("*call_value_local64"): Same.
11442 ("*call_value_indirect_nonlocal_aix32"): Same.
11443 ("*call_value_nonlocal_aix32"): Same.
11444 ("*call_value_indirect_nonlocal_aix64"): Same.
11445 ("*call_value_nonlocal_aix64"): Same.
11446 ("*call_value_nonlocal_sysv"): Same.
11448 2002-01-29 Richard Henderson <rth@redhat.com>
11450 * config/alpha/elf.h (SDB_DEBUGGING_INFO): Undef.
11452 2002-01-29 Richard Henderson <rth@redhat.com>
11454 * expr.c (force_operand): Ignore flag_pic for detecting pic
11456 * regclass.c (init_reg_sets_1): Test fixed_regs not flag_pic
11457 for determining if PIC_OFFSET_TABLE_REGNUM is call-clobbered.
11458 * resource.c (mark_target_live_regs): Use regs_invalidated_by_call
11459 instead of open-coded loop.
11460 * doc/tm.texi (PIC_OFFSET_TABLE_REGNUM): Clarify that it must
11461 be fixed when in use.
11463 2002-01-29 Richard Henderson <rth@redhat.com>
11465 * sched-int.h (struct deps_reg): Add uses_length, clobbers_length.
11466 * sched-rgn.c (propagate_deps): Update them.
11467 * sched-deps.c (sched_analyze_insn): Update them. Flush the
11468 clobbers list when either gets too long.
11470 2002-01-29 Jakub Jelinek <jakub@redhat.com>
11472 * config/i386/i386.h (LIMIT_RELOAD_CLASS): Handle LEGACY_REGS
11473 and INDEX_REGS the same as GENERAL_REGS.
11474 (SECONDARY_OUTPUT_RELOAD_CLASS): Likewise.
11476 2002-01-29 Neil Booth <neil@daikokuya.demon.co.uk>
11478 * tree.c (build_nonstandard_integer_type): Correct prototype.
11480 2002-01-29 Ulrich Weigand <uweigand@de.ibm.com>
11482 * config/s390/s390.md (movstrsico, movstrdix_64,
11483 movstrsix_31): Remove, replace by ...
11484 (movstrdi_short, movstrsi_short, movstrdi_long,
11485 movstrsi_long): ... these. New.
11486 (movstrdi, movstrsi): Adapt.
11488 (rotldi3, rotlsi3, ashldi3, *ashldi3_31, *ashldi3_64,
11489 ashlsi3, lshrdi3, *lshrdi3_31, *lshrdi3_64, lshrsi3):
11490 Remove unnecessary CC clobber.
11491 (*ashrdi3_cc_31, *ashrdi3_cconly_31, *ashrdi3_cc_64,
11492 *ashrdi3_cconly_64, *ashrsi3_cc, *ashrsi3_cconly): New.
11494 (divmoddi4): Don't partially initialize TImode register.
11496 2002-01-29 Geoffrey Keating <geoffk@redhat.com>
11498 * doc/sourcebuild.texi (C Tests): Document gcc.dg/debug directory.
11500 2002-01-29 Richard Henderson <rth@redhat.com>
11502 * flow.c (print_rtl_and_abort): Remove.
11503 (print_rtl_and_abort_fcn): Remove.
11504 (verify_local_live_at_start): Use dump_bb instead.
11505 (verify_wide_reg): Likewise. Take a basic_block, not rtl endpoints.
11506 (verify_wide_reg_1): Return 2 on mode test failure.
11508 2002-01-29 Neil Booth <neil@daikokuya.demon.co.uk>
11510 PR c/3325, c/3326, c/2511, c/3347
11511 * c-decl.c (enum_decl_context): Remove BITFIELD.
11512 (grokdeclarator): Take bitfield width as an input.
11513 Ensure bitfields are given the correct type. Perform
11514 bitfield width validation with build_bitfield_integer_type
11515 rather than waiting for finish_struct.
11516 (grok_typename, grok_typename_in_parm_context, start_decl,
11517 push_parmdecl, grokfield, start_function): Update calls to
11519 (build_bitfield_integer_type): New function.
11520 (finish_struct): Move bitfield validation to grokdeclarator
11521 and build_bitfield_integer_type.
11522 * tree.c (build_nonstandard_integer_type): New function.
11523 * tree.h (build_nonstandard_integer_type): New prototype.
11525 * objc-act.c (objc_copy_list): Remove DECL_INITIAL kludge.
11527 2002-01-29 Jakub Jelinek <jakub@redhat.com>
11530 * cppinit.c (cpp_handle_option): Add ignore argument, if it is zero,
11531 don't ignore unrecognized -W* options.
11532 (cpp_handle_options): Pass 1 as last argument to cpp_handle_option.
11533 * cpplib.h (cpp_handle_option): Adjust prototype.
11534 * c-decl.c (c_decode_options): Pass 0 as last argument to
11538 * gcc.c (cpp_unique_options): Split from cpp_options.
11539 (cpp_options): Source cpp_unique_options.
11540 (default_compilers): Use cpp_unique_options instead of cpp_options
11541 when used together with cc1_options.
11542 (static_specs): Add cpp_unique_options.
11543 * objc/lang-specs.h: Use cpp_unique_options instead of cpp_options
11544 when used together with cc1_options.
11546 2002-01-29 Kazu Hirata <kazu@hxi.com>
11548 * config/h8300/h8300-protos.h: Update the prototype of
11550 * config/h8300/h8300.c (output_a_shift): Remove an unused
11551 argument 'insn'. Remove redundant code.
11552 * config/h8300/h8300.md: Adust to the new prototype of
11555 2002-01-29 Kazu Hirata <kazu@hxi.com>
11557 * config/h8300/h8300-protos.h: Update the prototypes of
11558 emit_a_rotate and expand_a_rotate.
11559 * config/h8300/h8300.c (emit_a_rotate): Change the type of the
11560 first argument to 'enum rtx_code'.
11561 (expand_a_rotate): Likewise.
11563 2002-01-28 Kazu Hirata <kazu@hxi.com>
11565 * config/h8300/h8300-protos.h: Update the prototype of
11567 * config/h8300/h8300.c (output_simode_bld): Remove an argumen
11569 * config/h8300/h8300.md: Adjust to the new prototype.
11571 2002-01-28 Kazu Hirata <kazu@hxi.com>
11573 * conifg/h8300/h8300.c (h8300_adjust_insn_length): Remove
11576 2002-01-28 John David Anglin <dave@hiauly1.hia.nrc.ca>
11578 * emit-rtl.c (gen_rtx_REG): Check that the PIC_OFFSET_TABLE_REGNUM
11579 is a fixed register before returning pic_offset_table_rtx.
11580 * loop.c (scan_loop): Don't hoist insns that set pic_offset_table_rtx
11581 when PIC_OFFSET_TABLE_REG_CALL_CLOBBERED is defined.
11583 2002-01-28 Jason Merrill <jason@redhat.com>
11585 * dwarf2.h: Sync with src version.
11587 2002-01-28 Paul Koning <pkoning@equallogic.com>
11589 * builtin-types.def (BT_FN_VOID_CONST_PTR_VAR): Replace
11590 BT_FN_VOID_PTR_VAR.
11591 * builtins.def (BUILT_IN_PREFETCH): Change first argument to be const.
11592 * doc/extend.texi (__builtin_prefetch): Update documentation:
11593 first argument is now const void ptr.
11595 2002-01-28 Kazu Hirata <kazu@hxi.com>
11597 * config/h8300/h8300-protos.h: Remove an unused prototype.
11599 2002-01-28 Roman Zippel <zippel@linux-m68k.org>
11601 * toplev.c (lang_independent_init): Round up identifier size.
11603 2002-01-28 Richard Earnshaw <rearnsha@arm.com>
11605 * config.gcc: Revert previous change.
11607 2002-01-28 Andris Pavenis <pavenis@latnet.lv>
11609 * config/i386/djgpp.h: Use STRIP_NAME_ENCODING in macro UNIQUE_SECTION
11611 2002-01-28 Richard Earnshaw <rearnsha@arm.com>
11613 * config.gcc (*-*-netbsdelf*): Set up generic parameters.
11614 (*-*-netbsd*): Always use collect2. Remove collect2 settings from
11615 other non-elf netbsd config frags.
11616 * config/netbsd-aout.h (STARTFILE_SPEC): Don't pull in c++rt0 since
11617 collect2 will does that.
11618 * config/netbsd.h (LIBGCC_SPEC): Add white space before -lgcc, so that
11619 shared-lib frobbing will work.
11621 2002-01-28 Kazu Hirata <kazu@hxi.com>
11623 * config/h8300/h8300.h: Fix formatting.
11624 * config/h8300/h8300.md: Likewise.
11626 2002-01-28 Loren J. Rittle <ljrittle@acm.org>
11628 * fixinc/inclhack.def (strict_ansi_not): Add a bypass based on
11629 the old, removed AAA_standards fix.
11630 * fixinc/fixincl.x: Rebuilt.
11632 2002-01-28 Hans-Peter Nilsson <hp@axis.com>
11634 * config/cris/cris.h (CRT_CALL_STATIC_FUNCTION): Change to emit
11635 atexit call in crtbegin, hooked in after call to frame_dummy;
11636 register EH before registering __fini__start.
11638 2002-01-28 Aldy Hernandez <aldyh@redhat.com>
11640 * config/rs6000/altivec.h: Remove spurious semicolons.
11642 2002-01-27 Kazu Hirata <kazu@hxi.com>
11644 * config/h8300/h8300.md: Replace dead bit extraction patterns
11645 with ones that work.
11647 Sun Jan 27 13:23:40 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
11649 * emit-rtl.c (get_mem_attrs): Don't default alignment for non-BLKmode
11650 if not STRICT_ALIGNMENT.
11651 * rtl.h (MEM_ALIGN): Likewise.
11653 2002-01-27 Craig Rodrigues <rodrigc@gcc.gnu.org>
11655 * doc/invoke.texi (-fdump-translation-unit): Revert this
11656 patch: 2001-10-21 Craig Rodrigues <rodrigc@gcc.gnu.org>
11658 2002-01-27 Kazu Hirata <kazu@hxi.com>
11660 * config/h8300/h8300.md (define_constants): New.
11661 (anonymous patterns) Use defined constants appropriately.
11663 2002-01-27 Kazu Hirata <kazu@hxi.com>
11665 * config/h8300/h8300.c (function_arg): Remove redundant code.
11667 2002-01-26 Richard Henderson <rth@redhat.com>
11669 * sched-deps.c (reg_pending_uses_head): New.
11670 (reg_pending_barrier): Rename from reg_pending_sets_all.
11671 (find_insn_list): Don't mark inline.
11672 (find_insn_mem_list): Remove.
11673 (add_dependence_list, add_dependence_list_and_free): New.
11674 (flush_pending_lists): Replace only_write param with separate
11675 for_read and for_write parameters. Update all callers. Use
11676 add_dependence_list_and_free.
11677 (sched_analyze_1): Do not add reg dependencies here; just set
11678 the pending bits. Use add_dependence_list.
11679 (sched_analyze_2): Likewise.
11680 (sched_analyze_insn): Replace schedule_barrier_found with
11681 reg_pending_barrier. Add all dependencies for pending reg
11682 uses, sets, and clobbers.
11683 (sched_analyze): Don't add reg dependencies for calls, just
11684 set pending bits. Use regs_invalidated_by_call. Treat
11685 sched_before_next_call as a normal list, not a fake insn.
11686 (init_deps): No funny init for sched_before_next_call.
11687 (free_deps): Free pending mems lists. Don't zero reg_last.
11688 (init_deps_global): Init reg_pending_uses.
11689 (finish_deps_global): Free it.
11690 * sched-int.h (deps): Make in_post_call_group_p boolean. Update docs.
11691 (find_insn_mem_list): Remove.
11692 * sched-rgn.c (concat_INSN_LIST, concat_insn_mem_list): New.
11693 (propagate_deps): Use them. Zero temp mem lists.
11695 2002-01-26 Richard Henderson <rth@redhat.com>
11697 * Makefile.in (CRTSTUFF_CFLAGS): New.
11698 (crtbegin.o, crtend.o, crtbeginS.o, crtendS.o, crtbeginT.o): Use it.
11699 * config.gcc (alpha-linux, alpha-freebsd, alpha-netbsd): Use plain
11700 crtstuff.c instead of alpha assembly version.
11701 * crtstuff.c (CRT_CALL_STATIC_FUNCTION): Rewrite to assume the
11702 entire dummy function sequence. Use FORCE_CODE_SECTION_ALIGN
11703 not FORCE_{INIT,FINI}_SECTION_ALIGN.
11704 (__do_global_dtors_aux): Mark used.
11705 (frame_dummy, __do_global_ctors_aux): Mark used.
11706 (fini_dummy, init_dummy): Remove.
11708 * config/alpha/crtbegin.asm: Remove file.
11709 * config/alpha/crtend.asm: Remove file.
11710 * config/alpha/t-crtbe: Remove file.
11711 * config/alpha/elf.h (CRT_CALL_STATIC_FUNCTION): New.
11712 (LINK_EH_SPEC): New.
11714 * config/cris/cris.h (CRT_CALL_STATIC_FUNCTION): Rewrite old
11715 FORCE_INIT_SECTION_ALIGN hack. Register __fini_start before
11716 calling constructors.
11717 * config/cris/linux.h (CRT_CALL_STATIC_FUNCTION): Undef.
11719 * config/i386/i386.h (CRT_CALL_STATIC_FUNCTION): New.
11720 * config/i386/linux.h (CRT_CALL_STATIC_FUNCTION): Replace old
11721 CRT_END_INIT_DUMMY hack.
11722 * config/i386/sol2.h (FORCE_CODE_SECTION_ALIGN): Replace
11723 FORCE_{INIT,FINI}_SECTION_ALIGN.
11725 * config/mcore/mcore-elf.h (FORCE_CODE_SECTION_ALIGN): Replace
11726 FORCE_{INIT,FINI}_SECTION_ALIGN.
11728 * config/s390/s390.h (CRT_CALL_STATIC_FUNCTION): Update for new
11729 invocation sequence.
11730 * config/sh/sh.h (CRT_CALL_STATIC_FUNCTION): Likewise.
11732 * doc/tm.texi (CRT_CALL_STATIC_FUNCTION): Update.
11733 (FORCE_CODE_SECTION_ALIGN): New.
11735 2002-01-26 Richard Henderson <rth@redhat.com>
11737 * config/cris/cris.c (cris_print_operand): Handle 64-bit CONST_INT.
11739 2002-01-26 Richard Henderson <rth@redhat.com>
11741 * config/alpha/alpha.c (alpha_sa_mask): Mark RA for unicos here too.
11742 (alpha_sa_size): Use alpha_sa_mask to compute size of saved regs.
11744 2002-01-26 Kazu Hirata <kazu@hxi.com>
11746 * config/h8300/h8300.md: Remove bit extraction patterns that
11747 cannot be triggered.
11748 Restrict each bit extraction pattern to a variant on which the
11751 2002-01-26 Joseph S. Myers <jsm28@cam.ac.uk>
11753 * doc/include/texinfo.tex: Update to version 2002-01-04.07.
11755 2002-01-26 Kazu Hirata <kazu@hxi.com>
11757 * config/h8300/h8300.md: Remove bit test patterns that cannot
11759 Restrict each bit test pattern to a variant on which the
11762 2002-01-26 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11764 * builtins.c (expand_builtin_strncat): Remove redundant check for
11767 2002-01-25 David O'Brien <obrien@FreeBSD.org>
11769 * config/i386/x86-64.h (DEFAULT_PCC_STRUCT_RETURN): Do not overide
11771 * config/i386/freebsd64.h (DEFAULT_PCC_STRUCT_RETURN): Do not override
11774 2002-01-25 Geoffrey Keating <geoffk@redhat.com>
11776 * dbxout.c (dbxout_init): Use assemble_name rather than just
11777 stripping off the first character.
11778 (dbxout_source_file): Likewise.
11780 2002-01-25 DJ Delorie <dj@redhat.com>
11782 * config/sparc/sparc.c (sparc_emit_set_symbolic_const64): Compare
11783 using rtx_equal_p, not by comparing pointers.
11785 2002-01-25 Steve Ellcey <sje@cup.hp.com>
11787 * emit-rtl.c (gen_rtx_REG): Always return the same rtx
11788 for PIC_OFFSET_TABLE_REGNUM.
11789 (init_emit_once): Use gen_raw_REG to initialize pic_offset_table_rtx.
11791 2002-01-25 David O'Brien <obrien@FreeBSD.org>
11793 * config.gcc (x86_64-*-freebsd*): New target.
11794 (x86_64-*-netbsd*,x86_64-*-linux*): Use ${tm_file} rather than its
11796 (i[34567]86-*-freebsd*): Don't include svr4.h.
11797 * config/i386/freebsd64.h: New file.
11799 2002-01-25 Douglas B Rupp <rupp@gnat.com>
11801 * config/alpha/x-vms (version): Make static.
11803 * config/alpha/vms.h (MD_FALLBACK_FRAME_STATE_FOR): Fix error
11804 in previous checkin.
11806 * Makefile.in (install-headers-cp): New target.
11807 * config.gcc (alpha-dec-*vms*): Install headers with
11810 Fri Jan 25 22:42:49 CET 2002 Jan Hubicka <jh@suse.cz>
11812 * unroll.c (unroll_loop): Lower final_value to nonmemory operand;
11815 Fri Jan 25 08:26:19 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
11817 * builtins.c (expand_builtin_strncpy): Use integer_zerop instead
11818 of compare_tree_int.
11819 (expand_builtin_strncat): Likewise.
11820 * c-decl.c (finish_struct): Use tree_low_cst.
11821 * tree.h (compare_tree_int): Arg is unsigned HOST_WIDE_INT.
11822 * tree.c (compare_tree_int): Likewise.
11824 2002-01-25 Ulrich Weigand <uweigand@de.ibm.com>
11826 * reload1.c (eliminate_regs_in_insn): Recognize frame pointer
11827 adjustments even if they are implemented by more than two insns.
11829 Fri Jan 25 20:43:56 CET 2002 Jan Hubicka <jh@suse.cz>
11831 * df.c (df_ref_create, df_ref_record_1, df_ref_record): Kill BB arg.
11832 * df.h (struct ref): Kill B.
11833 (DF_REF_BB, DF_REF_BBNO): Use BLOCK_FOR_INSN.
11835 * basic-block.h (PROP_EQUAL_NOTES): New flag.
11836 * flow.c (propagate_one_insn): Use it.
11837 (mark_used_regs): Handle NIL.
11839 2002-01-25 Geoffrey Keating <geoffk@redhat.com>
11841 * config/stormy16/stormy16.md (tablejump_pcrel): Use a MEM
11844 2002-01-25 David Edelsohn <edelsohn@gnu.org>
11846 * rs6000.md (prefetch): Make address V4SI mode so that the address
11847 is restricted to legitimate form for instruction.
11849 2002-01-25 Bob Wilson <bob.wilson@acm.org>
11851 * doc/install.texi (xtensa-*-elf): New target.
11852 (xtensa-*-linux*): New target.
11853 * doc/contrib.texi: Add myself.
11855 2002-01-25 Nick Clifton <nickc@cambridge.redhat.com>
11857 * config/arm/arm.c (arm_hard_regno_mode_ok): Allow any general
11858 purpose register to hold an SImode (or smaller) value.
11860 2002-01-25 Jakub Jelinek <jakub@redhat.com>
11862 * unwind-dw2-fde-glibc.c: If inhibit_libc, use __register_frame*
11864 * crtstuff.c: Likewise.
11866 2002-01-25 Kazu Hirata <kazu@hxi.com>
11868 * config/h8300/h8300.md (negation patterns): Tighten
11869 predicates to register_operand.
11871 2002-01-24 Aldy Hernandez <aldyh@redhat.com>
11873 * loop.c (emit_prefetch_instructions): Use the prefetch insn's
11876 * builtins.c (expand_builtin_prefetch): Same.
11878 2002-01-24 Alexandre Oliva <aoliva@redhat.com>
11880 * config/sh/sh.md (sym_label2reg): Make sure all CONSTs have
11883 2002-01-24 Kazu Hirata <kazu@hxi.com>
11885 * config/h8300/h8300.c (print_operand): Remove support for
11886 operand character 'A'.
11887 * config/h8300/h8300.md (three anonymous patterns): Replace
11888 operand character 'A' with either 'T' or 'S'.
11890 2002-01-24 Kazu Hirata <kazu@hxi.com>
11892 * config/h8300/h8300.c (print_operand): Remove support for
11893 operand character 'U'.
11895 2002-01-24 Andris Pavenis <pavenis@latnet.lv>
11897 * config/i386/t-djgpp: Use NATIVE_SYSTEM_HEADER_DIR.
11899 2002-01-24 Nick Clifton <nickc@cambridge.redhat.com>
11901 * config/arm/arm.c (arm_hard_regno_mode_ok): Allow SImode
11902 values to be assigned to the stack pointer.
11904 2002-01-14 Hartmut Penner <hpenner@de.ibm.com>
11906 * emit_rtl.c (gen_lowpart_common): Conversion from const_int
11907 to const_double needs to be done right for big-endian systems.
11909 2002-01-24 Jason Merrill <jason@redhat.com>
11912 * config/sparc/sparc.md (call-jump peepholes): Pass the right insn
11913 to can_throw_internal.
11915 2002-01-23 Richard Henderson <rth@redhat.com>
11917 * fold-const.c (fold): Change UINT_MAX test to check vs precision
11918 rather than TYPE_MAX_VALUE. Fix indentation and a bogus negation.
11920 2002-01-24 Alexandre Oliva <aoliva@redhat.com>
11922 * config/sh/sh.md (symGOT_load, sym2GOT, sym2GOTOFF): New expands.
11923 (symGOT2reg): Use them, then set as GOT value as unchanging.
11924 (symGOTOFF2reg): Set REG_EQUAL note. Use a different pseudo
11925 as a temporary, if possible.
11926 (symPLT_label2reg): Enclose (pc) in UNSPEC_PIC. Emit
11927 sym@PLT-(.LPCS#+2-.) instead of sym@PLT+.-(.LPCS#+2).
11929 2002-01-23 Kazu Hirata <kazu@hxi.com>
11931 * config/h8300/h8300.md: Fix xorqi and xorqi so that they will
11932 accept to accept 0x80 as operands[2].
11934 2002-01-24 Alexandre Oliva <aoliva@redhat.com>
11936 * config/sparc/sparc.md (fix_trunctfdi2): Correct typo in mode.
11938 2002-01-23 Richard Henderson <rth@redhat.com>
11940 * config/alpha/alpha.md (call_value_osf_1_er peepholes): Fix typo.
11942 2002-01-23 Aldy Hernandez <aldyh@redhat.com>
11944 * c-parse.in (parmlist_or_identifiers): Add maybe_attribute.
11945 (parmlist_or_identifiers_1): Verify that only a parmlist follows
11948 2002-01-23 Richard Henderson <rth@redhat.com>
11950 * expr.c (move_by_pieces_1): Extend size before negation.
11952 * config/m68k/t-m68kbare (MULTILIB_OPTIONS): Add 68040 and 68060.
11953 (MULTILIB_MATCHES): Remove 68040 and 68060 aliases.
11954 (MULTILIB_EXCEPTIONS): Ignore 68881 and soft-float for 68040 and 68060.
11955 * config/m68k/t-m68kelf: Likewise.
11957 2002-01-23 Bob Wilson <bob.wilson@acm.org>
11959 * config/xtensa/elf.h: New file.
11960 * config/xtensa/lib1funcs.asm: New file.
11961 * config/xtensa/lib2funcs.S: New file.
11962 * config/xtensa/linux.h: New file.
11963 * config/xtensa/t-xtensa: New file.
11964 * config/xtensa/xtensa-config.h: New file.
11965 * config/xtensa/xtensa-protos.h: New file.
11966 * config/xtensa/xtensa.c: New file.
11967 * config/xtensa/xtensa.h: New file.
11968 * config/xtensa/xtensa.md: New file.
11969 * config.gcc (xtensa-*-elf*): New target.
11970 (xtensa-*-linux*): New target.
11971 * cse.c (canon_hash): Compare rtx pointers instead of register
11972 numbers. This is required for the Xtensa port.
11973 * integrate.c (copy_insn_list): Handle case where the static
11974 chain is in memory and the memory address has to be copied to
11976 * doc/invoke.texi (Option Summary): Add Xtensa options.
11977 (Xtensa Options): New node.
11978 * doc/md.texi (Machine Constraints): Add Xtensa machine constraints.
11980 2002-01-23 Zack Weinberg <zack@codesourcery.com>
11982 * diagnostic.c (internal_error): Do ICE suppression only
11983 when ENABLE_CHECKING is not defined.
11985 * c-typeck.c (require_complete_type): Return error_mark_node
11986 if type is error_mark_node.
11988 2002-01-23 Janis Johnson <janis187@us.ibm.com>
11990 * toplev.c (process_options): Disable -fprefetch-loop-arrays with
11991 -Os and issue a warning.
11993 2002-01-23 Zack Weinberg <zack@codesourcery.com>
11995 * doc/fragments.texi, doc/hostconfig.texi: Update to reflect
11996 current (lack of) need for host configuration by hand.
11998 * doc/gccint.texi, doc/rtl.texi, doc/tm.texi: Adjust cross
11999 references. Documentation of some target macros moved from
12000 hostconfig.texi to tm.texi.
12002 2002-01-23 Will Cohen <wcohen@redhat.com>
12004 * config/arm/arm.h (THUMB_FUNCTION_PROFILER): Define if not currently
12007 2002-01-23 Kazu Hirata <kazu@hxi.com>
12009 * config/h8300/h8300.md (*andorhi3): Accept 0x8000 as an
12012 2002-01-23 Jason Merrill <jason@redhat.com>
12014 * tree.c (build1): Don't set TREE_READONLY on INDIRECT_REF.
12016 * function.c (assign_parms): Don't put args of inline functions
12017 into registers when not optimizing.
12019 2002-01-23 Nick Clifton <nickc@cambridge.redhat.com>
12021 * config/arm/arm.md (UNSPEC_PROLOGUE_USE): New unspec constant.
12022 (prologue_use): New pattern.
12023 * config/arm/arm.c (expand_prologue): Use gen_prologue_use in
12024 preference to gen_rtx_USE.
12025 (thumb_expand_prologue): Use gen_prologue_use in preference to
12027 (thumb_expand_epilogue): Use gen_prologue_use in preference to
12030 2002-01-23 Hans-Peter Nilsson <hp@bitrange.com>
12032 * loop.c [!HAVE_prefetch] (CODE_FOR_prefetch): Define to 0.
12034 2002-01-23 Neil Booth <neil@daikokuya.demon.co.uk>
12037 * doc/extend.texi: Correct documentation of __alignof__.
12039 2002-01-22 Zack Weinberg <zack@codesourcery.com>
12041 * params.h: Rename arguments of DEFPARAM so that it will be
12042 recognized as a translation keyword.
12044 2002-01-22 Aldy Hernandez <aldyh@redhat.com>
12046 * extend.texi: Document altivec functions.
12047 Fix N-bit adjectives in X86 builtin documentation.
12049 2002-01-22 Alexandre Oliva <aoliva@redhat.com>
12051 * reload.c (reg_overlap_mentioned_for_reload_p): Handle PLUS and
12052 auto_inc_dec values.
12054 2002-01-22 Richard Earnshaw <rearnsha@arm.com>
12056 * config/netbsd-aout.h (SWITCH_TAKES_ARG): Remove bogus white space
12058 (ASM_DECLARE_OBJECT_NAME): Add missing backslash before final line.
12060 2002-01-22 Alexandre Oliva <aoliva@redhat.com>
12062 * config/i386/freebsd-aout.h (ASM_QUAD): Undefine.
12064 2002-01-22 Richard Henderson <rth@redhat.com>
12066 * config/alpha/alpha.c (split_small_symbolic_mem_operand): Use
12067 copy_insn not copy_rtx.
12069 2002-01-23 Alan Modra <amodra@bigpond.net.au>
12071 * combine.c (simplify_and_const_int): Don't trunc_int_for_mode
12072 "nonzero" as that might add "1" bits. Ensure "constop" is
12073 properly sign extened.
12074 (force_to_mode): Tweak for sign extended constop.
12076 2002-01-22 Richard Henderson <rth@redhat.com>
12078 * config/alpha/alpha.c (some_small_symbolic_mem_operand) Use
12079 for_each_rtx instead of assuming we're already looking at the MEM.
12080 (split_small_symbolic_mem_operand): Likewise.
12081 * config/alpha/alpha.h (PREDICATE_CODES): Update.
12082 * config/alpha/alpha.md (small symbolic memory splitters): Update.
12084 2002-01-22 Richard Henderson <rth@redhat.com>
12086 * config/alpha/alpha.md (divmodsi_internal_er): Generate lituse
12087 sequence number for the literal.
12088 (divmoddi_internal_er): Likewise.
12090 2002-01-22 Craig Rodrigues <rodrigc@gcc.gnu.org>
12093 * aclocal.m4 (AM_ICONV): Put linking flags for libiconv
12094 in LIBICONV variable.
12095 * configure: Regenerated.
12097 2002-01-22 Krister Walfridsson <cato@df.lth.se>
12099 * dependence.c (build_def_use): Remove array_idx.
12101 * dwarfout.c (last_filename): Remove.
12102 (output_compile_unit_die): Remove last_filename.
12104 2002-01-22 Roger Sayle <roger@eyesopen.com>
12105 Richard Henderson <rth@redhat.com>
12108 * fold-const.c (fold): Optimize unsigned comparisons against
12109 UINT_MAX (and similar unsigned constants).
12111 2002-01-22 Janis Johnson <janis187@us.ibm.com>
12113 * Makefile.in (loop.o): Depend on OPTABS_H.
12114 * loop.c (emit_prefetch_instructions): Check the prefetch operand
12115 against the predicate.
12118 * config/i386/i386.md (prefetch_sse): Specify "p" as a constraint
12119 for the address operand.
12121 2002-01-22 Richard Henderson <rth@redhat.com>
12123 * config/alpha/freebsd.h (FUNCTION_PROFILER): Remove.
12125 2002-01-22 Craig Rodrigues <rodrigc@gcc.gnu.org>
12128 * config/i386/sysv4.h (CPP_SPEC): Define, and add CPU
12129 preprocessor flags.
12131 2002-01-22 Jason Thorpe <thorpej@wasabisystems.com>
12133 * config.gcc (x86_64-*-netbsd*): New target.
12134 * config/i386/netbsd64.h: New file.
12136 2002-01-22 Aldy Hernandez <aldyh@redhat.com>
12138 * regrename.c (kill_value): Fix typo.
12140 2002-01-22 Aldy Hernandez <aldyh@redhat.com>
12142 * doc/tm.texi: Remove STARTING_FRAME_PHASE.
12144 * config/rs6000/rs6000.h: Same.
12146 * function.c (instantiate_virtual_regs): Remove
12147 STARTING_FRAME_PHASE.
12148 (assign_stack_local_1): Same.
12149 Calculate frame phase.
12151 2002-01-22 Nick Clifton <nickc@redhat.com>
12153 * config/arm/arm.h (CONDITIONAL_REGISTER_USAGE): Move 'regno'
12154 variable declaration to outer scope in order to simplify
12156 (HARD_REGNO_MODE_OK): Replace macro body with a with a call to
12157 arm_hard_regno_mode_ok.
12158 * config/arm/arm-protos.h: Add a prototype for
12159 arm_hard_regno_mode_ok.
12160 * config/arm/arm.c (soft_df_operand): Remove now redundant
12161 check for DImode values using IP_REGNUM.
12162 (nonimmediate_soft_df_operand): Remove now redundant check for
12163 DImode values using IP_REGNUM.
12164 (arm_hard_regno_mode_ok): New function. New check: make sure
12165 that DImode values are not stored in IP_REGNUM.
12167 * config/arm/arm.c (arm_expand_prologue): Replace REG_MAYBE_DEAD
12169 (thumb_expand_prologue): Replace REG_MAYBE_DEAD note with a USE.
12171 2002-01-22 Jason Merrill <jason@redhat.com>
12173 * c-semantics.c (genrtl_compound_stmt): Only check nesting
12174 consistency if this COMPOUND_STMT is scoped.
12176 2002-01-22 Kazu Hirata <kazu@hxi.com>
12178 * predict.c: Fix formatting.
12179 * print-tree.c: Likewise.
12180 * protoize.c: Likewise.
12181 * real.h: Likewise.
12183 * sbitmap.h: Likewise.
12184 * scan.c: Likewise.
12185 * sched-deps.c: Likewise.
12186 * sched-vis.c: Likewise.
12187 * sdbout.c: Likewise.
12188 * sibcall.c: Likewise.
12190 * ssa-ccp.c: Likewise.
12191 * ssa-dce.c: Likewise.
12192 * stmt.c: Likewise.
12193 * stor-layout.c: Likewise.
12194 * system.h: Likewise.
12196 Tue Jan 22 06:26:33 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
12198 * tree.c (int_fits_type_p): If bounds of a subtype are variable, see
12199 if fits in bounds of base type.
12201 * dwarf2out.c (equate_decl_number_to_die): Add "int" to decls.
12202 (loc_descriptor_from_tree, case CALL_EXPR, case ADDR_EXPR): New.
12203 (add_bound_info, default): If can't find a context, make a
12205 (dwarf2out_finish): Check for SAVE_EXPR in node->created_for.
12207 2002-01-22 Hans-Peter Nilsson <hp@axis.com>
12209 * c-typeck.c (parser_build_binary_op): If result from
12210 build_binary_op is ERROR_MARK just return error_mark_node without
12211 further processing.
12213 2002-01-21 Jason Thorpe <thorpej@wasabisystems.com>
12215 * config/netbsd.h (TARGET_HAS_F_SETLKW): define.
12216 Split a.out-specific bits into...
12217 * config/netbsd-aout.h: ...this.
12218 * config/netbsd-elf.h: New file.
12219 * config/alpha/netbsd-elf.h: Remove.
12220 * config/alpha/netbsd.h: Rewrite for a NetBSD/alpha ELF target.
12221 * config/i386/netbsd-elf.h (LIB_SPEC): Remove.
12222 (STARTFILE_SPEC): Remove redundant definition.
12223 (ENDFILE_SPEC): Likewise.
12224 (LINK_SPEC): Likewise.
12225 (CPP_SPEC): Likewise.
12226 (ASM_SPEC): Likewise.
12227 (LIB_SPEC): Likewise.
12228 (SWITCH_TAKES_ARG): Likewise.
12229 (TARGET_MEM_FUNCTIONS): Likewise.
12230 (CPP_PREDEFINES): Redefine.
12231 (ASM_FINAL_SPEC): Remove redefinition.
12232 (ASM_COMMENT_START): Redefine.
12233 (FUNCTION_PROFILER): Define.
12234 (TARGET_VERSION): Redefine.
12235 Comment and formatting cleanup.
12236 * config/i386/netbsd.h: Include <netbsd-aout.h>.
12237 * config/m68k/netbsd.h: Include <netbsd-aout.h>.
12238 * config/mips/netbsd.h: Rewrite for NetBSD/mips ELF target,
12239 big- or little-endian.
12240 * config/ns32k/netbsd.h: Include <netbsd-aout.h>.
12241 * config.gcc (*-*-netbsd*): Add definitions common to all
12243 (alpha*-*-netbsd*): Remove redundant xm_defines, gas, and
12244 gnu_ld definitions. Add netbsd-elf.h to and remove
12245 alpha/netbsd-elf.h from tm_file. Remove alpha/t-crtfm from
12246 tmake_file, and don't lose previous tmake_file contents.
12247 (arm*-*-netbsd*): Add netbsd-aout.h to tm_file.
12248 (i[34567]86-*-netbsdelf*): Remove redundant xm_defines, gas, and
12249 gnu_ld definitions. Add netbsd-elf.h to tm_file.
12250 (mips-dec-netbsd*): Remove as alias for mipsel-*-netbsd*.
12251 (mipsel-*-netbsd*): Rename this to...
12252 (mips*-*-netbsd*): ...this. Add elfos.h to tm_file. Add
12253 mips/little.h to tm_file for mips*el-*.
12254 (powerpc-*-netbsd*): Remove redundant xm_defines definition.
12255 (sparc-*-netbsd*): Add netbsd-aout.h to tm_file.
12256 (vax-*-netbsd*): Add netbsd-aout.h to tm_file.
12258 2002-01-21 John David Anglin <dave@hiauly1.hia.nrc.ca>
12260 * pa-protos.h (reg_before_reload_operand): New function prototype.
12261 * pa.c (reg_before_reload_operand): New function implementation.
12262 * pa.md (decrement_and_branch_until_zero, movb): Use it. Change "!*m"
12263 contraints to "*m".
12265 2002-01-21 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
12267 * combine.c (simplify_and_const_int): Properly sign-extend CONSTOP.
12269 2002-01-21 John David Anglin <dave@hiauly1.hia.nrc.ca>
12271 * pa64-hpux.h (MD_EXEC_PREFIX): Set to "/usr/ccs/bin".
12272 (MD_STARTFILE_PREFIX): Set to "/usr/ccs/lib/pa20_64/".
12273 (MD_STARTFILE_PREFIX_1): Set to "/opt/langtools/lib/pa20_64/".
12274 (EH_FRAME_IN_DATA_SECTION): Define and update comment on init sections.
12275 (ENDFILE_SPEC): Undefine.
12276 (STARTFILE_SPEC): Redefine for PA.
12278 2002-01-21 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
12280 * config/rs6000/t-ppccomm (CRTSTUFF_T_CFLAGS_S): Re-add -fPIC.
12282 2002-01-21 Daniel Jacobowitz <drow@mvista.com>
12284 * config.gcc: Add entries to supported PowerPC --with-cpu
12287 2002-01-21 Jakub Jelinek <jakub@redhat.com>
12289 * config/i386/i386.c (ix86_function_arg_regno_p): Never return
12290 true for 64-bit mode only SSE registers in 32-bit mode.
12292 2002-01-21 Kazu Hirata <kazu@hxi.com>
12294 * unwind-dw2.c: Fix formatting.
12295 * unwind-dw2-fde.c: Likewise.
12296 * unwind-dw2-fde.h: Likewise.
12297 * unwind-pe.h: Likewise.
12298 * varasm.c: Likewise.
12299 * varray.h: Likewise.
12301 2002-01-21 Hans-Peter Nilsson <hp@bitrange.com>
12303 Remove workaround for register stack overwrite bug in mmix.
12304 * config/mmix/mmix.c (mmix_target_asm_function_prologue): Remove
12305 support for TARGET_REG_STACK_FILL_BUG.
12306 * config/mmix/mmix.h: Remove member has_call_without_parameters.
12307 (TARGET_MASK_REG_STACK_FILL_BUG, TARGET_REG_STACK_FILL_BUG):
12309 (TARGET_DEFAULT): Remove TARGET_MASK_REG_STACK_FILL_BUG.
12310 (TARGET_SWITCHES): Remove -mreg-stack-fill-bug-workaround and
12311 -mno-reg-stack-fill-bug-workaround.
12312 * config/mmix/mmix.md ("call", "call_value"): Don't set struct
12313 machine member has_call_without_parameters.
12314 * doc/invoke.texi (Option Summary) <MMIX Options>: Remove
12315 -mreg-stack-fill-bug-workaround and
12316 -mno-reg-stack-fill-bug-workaround.
12317 (MMIX Options): Ditto.
12319 2002-01-21 Kazu Hirata <kazu@hxi.com>
12321 * config/h8300/h8300.c (function_arg): Replace 0 with NULL_RTX
12323 Remove redundant code.
12325 2002-01-21 Joseph S. Myers <jsm28@cam.ac.uk>
12327 * config/alpha/alpha.h, config/arc/arc.h, config/avr/avr.h,
12328 config/c4x/c4x.h, config/d30v/d30v.h, config/dsp16xx/dsp16xx.h,
12329 config/fr30/fr30.h, config/ia64/ia64.h, config/m68hc11/m68hc11.h,
12330 config/mips/mips.h, config/rs6000/rs6000.h, config/sparc/sparc.h,
12331 config/stormy16/stormy16.h, config/v850/v850.h: Remove commented
12332 out target macro definitions and non-target-specific comments
12333 mostly taken from old versions of the manual.
12335 2002-01-20 Kazu Hirata <kazu@hxi.com>
12337 * config/h8300/h8300.h: Fix comment formatting.
12338 * config/ia64/aix.h: Likewise.
12339 * config/ia64/ia64-protos.h: Likewise.
12340 * config/ia64/ia64.c: Likewise.
12341 * config/ia64/ia64.h: Likewise.
12342 * config/ia64/ia64intrin.h: Likewise.
12343 * config/ia64/linux.h: Likewise.
12344 * config/ia64/unwind-aix.c: Likewise.
12345 * config/ia64/unwind-ia64.c: Likewise.
12347 2002-01-20 Kazu Hirata <kazu@hxi.com>
12349 * config/h8300/h8300.c: Revise comments about shift code.
12351 2002-01-20 Kazu Hirata <kazu@hxi.com>
12353 * config/h8300/h8300.c (function_arg): Update a comment.
12355 2002-01-20 Kazu Hirata <kazu@hxi.com>
12357 * config/h8300/h8300.md: Update the comments at the beginning
12360 2002-01-20 Kazu Hirata <kazu@hxi.com>
12362 * config/i370/i370.c: Fix comment formatting.
12363 * config/i370/i370.h: Likewise.
12364 * config/i370/i370.md: Likewise.
12365 * config/i370/linux.h: Likewise.
12367 Sun Jan 20 18:40:14 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
12369 * reg-stack.c (subst_stack_regs): Properly check for deleted insn.
12371 * dwarf2out.c (loc_descriptor_from_tree): Add TRUTH_*_EXPR cases.
12372 (gen_struct_or_union_type_die): Don't SIGSEGV if no TYPE_STUB_DECL
12373 in incomplete case.
12375 2002-01-20 Graham Stott <grahams@redhat.com>
12377 * cfgloop.c (flow_loop_preheader_scan): Fix typo.
12379 2002-01-19 John David Anglin <dave@hiauly1.hia.nrc.ca>
12381 * config.gcc (hppa*64*-*-hpux11*): Fix tmake_file.
12383 2002-01-19 Tom Rix <trix@redhat.com>
12385 * config/rs6000/rs6000.md: Fix DF split for 64 bit hosts.
12387 2002-01-18 Aldy Hernandez <aldyh@redhat.com>
12389 * doc/tm.texi (STARTING_FRAME_PHASE): Document.
12391 * function.c (assign_stack_local_1): Adjust x_frame_offset with
12392 STARTING_FRAME_PHASE.
12393 (STARTING_FRAME_PHASE): New.
12394 (instantiate_virtual_regs): Check saneness of
12395 STARTING_FRAME_PHASE.
12397 * config/rs6000/rs6000.h (STARTING_FRAME_PHASE): New.
12399 2002-01-19 Alexandre Oliva <aoliva@redhat.com>
12401 * config/sh/sh.md (movdf_i4 split): Fix alter_subreg calls.
12403 2002-01-18 Craig Rodrigues <rodrigc@gcc.gnu.org>
12405 * doc/install.texi (hppa*-hp-hpux11): Clarify that GCC 2.95.x cannot
12406 be used for bootstrapping GCC 3.0.
12408 2002-01-18 Kazu Hirata <kazu@hxi.com>
12410 * config/h8300/h8300.md: Fix an insn length.
12412 2002-01-18 Kazu Hirata <kazu@hxi.com>
12414 * bitmap.h: Fix comment formatting.
12415 * combine.c: Likewise.
12416 * cppfiles.c: Likewise.
12417 * c-pragma.h: Likewise.
12418 * c-typeck.c: Likewise.
12420 * dwarf2out.c: Likewise.
12421 * function.c: Likewise.
12423 * genattrtab.c: Likewise.
12424 * gthr-win32.h: Likewise.
12425 * haifa-sched.c: Likewise.
12426 * predict.c: Likewise.
12427 * rtlanal.c: Likewise.
12429 * unwind-dw2-fde.h: Likewise.
12430 * unwind-pe.h: Likewise.
12431 * vmsdbgout.c: Likewise.
12433 Thu Jan 17 15:28:26 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
12435 * attribs.c (decl_attributes): Clear ATTR_FLAG_TYPE_IN_PLACE
12436 if type_required and passed decl.
12438 2002-01-17 Aldy Hernandez <aldyh@redhat.com>
12440 * config.gcc (cpu_type): Include altivec.h in powerpc
12444 * config/rs6000/altivec.h: New.
12446 2002-01-17 David Edelsohn <edelsohn@gnu.org>
12448 * doc/install.texi (*-ibm-aix*): Update assembler and exception
12449 handling information.
12450 * doc/trouble.texi (Interoperation): Add libstdc++ information
12452 (Misunderstandings): Add template instantiation and static template
12453 member information for AIX.
12455 2002-01-17 Jason Merrill <jason@redhat.com>
12457 * dbxout.c (dbxout_type): Support const and volatile.
12459 * except.c (add_partial_entry): Remove backwards compatibility code.
12460 (end_protect_partials): Likewise.
12462 2002-01-17 Jakub Jelinek <jakub@redhat.com>
12464 * config/ia64/ia64.md (prologue_use): New.
12465 * config/ia64/ia64.c (ia64_expand_prologue): Use
12466 gen_prologue_use instead of gen_rtx_USE.
12467 (group_barrier_needed_p): Handle CODE_FOR_prologue_use the same way
12468 as CODE_FOR_pred_rel_mutex.
12469 (ia64_sched_reorder2): Likewise.
12471 2002-01-16 Eric Christopher <echristo@redhat.com>
12473 * config/mips/r3900.h: Reformat.
12474 (SUBTARGET_CPP_SIZE_SPEC): Remove.
12475 * config/mips/isa3264.h (SUBTARGET_CPP_SIZE_SPEC): Ditto.
12476 * config/mips/mips.h (ABI_GAS_ASM_SPEC): Default to "".
12477 (SUBTARGET_CPP_SIZE_SPEC): Rewrite.
12478 * config/mips/t-elf: Remove mips3 multilib.
12480 2002-01-16 H.J. Lu <hjl@gnu.org>
12482 * config/mips/linux.h: Include "mips/abi64.h".
12484 2002-01-16 H.J. Lu <hjl@gnu.org>
12486 * config/mips/t-linux: New.
12488 * config.gcc: Add mips/t-linux to tmake_file for mips*-*-linux*.
12490 * config/mips/linux.h: Don't include "gofast.h".
12491 (INIT_SUBTARGET_OPTABS): Removed.
12493 2002-01-16 Kazu Hirata <kazu@hxi.com>
12495 * config/h8300/h8300-protos.h: Replace emit_a_shift with
12497 * config/h8300/h8300.c: Likewise.
12498 * config/h8300/h8300.md: Likewise.
12500 2002-01-16 Kazu Hirata <kazu@hxi.com>
12502 * config/h8300/h8300.md (pushqi1_h8300): Use a tab instead of
12503 spaces after an opcode name.
12504 (pushqi1_h8300hs): Likewise.
12505 (pushhi1_h8300hs): Likewise.
12507 2002-01-16 Kazu Hirata <kazu@hxi.com>
12509 * doc/extend.texi: Replace "option" with "attribute"
12512 2002-01-16 Jakub Jelinek <jakub@redhat.com>
12514 * config/alpha/alpha.c (some_small_symbolic_mem_operand): Look into
12515 (and:DI () (const_int -8)).
12516 (split_small_symbolic_mem_operand): Split
12517 (mem (and:DI () (const_int -8)).
12519 2002-01-16 Jakub Jelinek <jakub@redhat.com>
12522 * config/sparc/sparc.c (ultrasparc_adjust_cost): Handle TYPE_IDIV the
12523 same way as TYPE_IMUL.
12524 (ultrasparc_sched_reorder): Likewise.
12525 * config/sparc/sparc.md (type): Add comment to update
12526 ultrasparc_sched_reorder when making changes.
12528 2002-01-16 Kazu Hirata <kazu@hxi.com>
12530 * doc/invoke.texi: Change the dump file name of block
12531 reordering pass from 28.bbro to 29.bbro.
12532 Mention -dk option.
12534 Wed Jan 16 17:54:22 CET 2002 Jan Hubicka <jh@suse.cz>
12536 * i386.md (minsf splitter): Fix pasto.
12538 2002-01-16 Nick Clifton <nickc@cambridge.redhat.com>
12540 * config/arm/arm.c (arm_expand_prologue): Add REG_MAYBE_DEAD note
12541 to frame pointer initialisation instruction.
12542 (thumb_expand_prologue): Add REG_MAYBE_DEAD note to frame pointer
12543 initialisation instruction.
12544 (soft_df_operand): Do not accept the IP register.
12545 (nonimmediate_soft_df_operand): Do not accept the IP register.
12547 2002-01-16 Jakub Jelinek <jakub@redhat.com>
12550 * config/sparc/sparc.c (sparc_override_options): Avoid MASK_V9 and
12551 MASK_V8 being both set.
12553 2002-01-16 Ulrich Weigand <uweigand@de.ibm.com>
12555 * config/s390/s390.c (s390_emit_prologue): Do not emit USE
12556 insn for GOT register; add REG_MAYBE_DEAD notes instead.
12557 config/s390/s390.md (call, call_value): Add GOT register to
12558 CALL_INSN_FUNCTION_USAGE where needed.
12559 (call_exp, call_value_exp): New.
12561 2002-01-16 Nick Clifton <nickc@cambridge.redhat.com>
12563 * config/arm/arm.c: General formatting tidy up.
12565 2002-01-16 Graham Stott <grahams@redhat.com>
12567 * calls.c (try_to_integrate): Use "(size_t)" intermediate
12568 cast and when casting an integer literal to "rtx" pointer.
12569 (expand_call): Likewise.
12570 * flow.c (try_pre_increment): Likewise.
12571 (find_use_as_address): Likewise.
12572 * integrate.c (expand_iline_function): Likewise.
12573 * regmove.c (try_auto_increment): Likewise.
12575 2002-01-16 Graham Stott <grahams@redhat.com>
12577 * sched-rgn.c (passed): Use sbitmap_free.
12578 (header): Likewise.
12580 (in_queue): Likewise.
12581 (in_stack): Likewise.
12583 2002-01-15 Eric Christopher <echristo@redhat.com>
12585 * flow.c (propagate_one_insn): Change to use fatal_insn.
12587 2002-01-15 Kazu Hirata <kazu@hxi.com>
12589 * expmed.c (extract_fixed_bit_field): Remove unused code.
12590 * system.h: Poison SLOW_ZERO_EXTEND.
12591 * doc/tm.texi: Remove.
12592 * config/1750a/1750a.h (SLOW_ZERO_EXTEND): Remove.
12593 * config/arm/arm.h: Likewise.
12594 * config/avr/avr.h: Likewise.
12595 * config/clipper/clipper.h: Likewise.
12596 * config/convex/convex.h: Likewise.
12597 * config/d30v/d30v.h: Likewise.
12598 * config/dsp16xx/dsp16xx.h: Likewise.
12599 * config/elxsi/elxsi.h: Likewise.
12600 * config/fr30/fr30.h: Likewise.
12601 * config/h8300/h8300.h: Likewise.
12602 * config/i370/i370.h: Likewise.
12603 * config/i386/i386.h: Likewise.
12604 * config/m68k/m68k.h: Likewise.
12605 * config/mips/mips.h: Likewise.
12606 * config/ns32k/ns32k.h: Likewise.
12607 * config/pdp11/pdp11.h: Likewise.
12608 * config/pj/pj.h: Likewise.
12609 * config/s390/s390.h: Likewise.
12610 * config/sh/sh.h: Likewise.
12611 * config/stormy16/stormy16.h: Likewise.
12612 * config/v850/v850.h: Likewise.
12613 * config/vax/vax.h: Likewise.
12614 * config/we32k/we32k.h: Likewise.
12616 2002-01-15 Aldy Hernandez <aldyh@redhat.com>
12618 * config/rs6000/rs6000.md (altivec_stvx): Add parallels to stvx.
12619 (altivec_lvsl): Change constraint to b.
12620 (altivec_lvsr): Same.
12621 (altivec_lvebx): Same.
12622 (altivec_lvehx): Same.
12623 (altivec_lvewx): Same.
12624 (altivec_lvxl): Same.
12625 (altivec_lvx): Same.
12626 (altivec_stvx): Add parallel.
12627 (altivec_stvxl): Same.
12628 (altivec_stvehx): Same.
12629 (altivec_stvebx): Same.
12630 (altivec_stvebx): Same.
12632 2002-01-15 Aldy Hernandez <aldyh@redhat.com>
12634 * config.gcc: Change altivec.h to altivec-defs.h.
12636 * config/rs6000/altivec.h: Delete.
12638 * config/rs6000/altivec-defs.h: Add.
12640 2002-01-15 John David Anglin <dave@hiauly1.hia.nrc.ca>
12642 * vax.c (vax_rtx_cost): Return MAX_COST for unsupported MULT, UDIV
12645 * vax.h (INDEX_TERM_P): Restrict indexing to modes which have a size
12646 less than or equal to eight bytes.
12648 * vax.md (andsi3): Remove constraints and change SET destination
12649 operand type to nonimmediate_operand.
12650 (andhi3, andqi3): Likewise. Don't clear high order bits of operand 1
12651 when it is a CONST_INT.
12653 2002-01-15 Jason Merrill <jason@redhat.com>
12655 * c-common.def (FILE_STMT): New code.
12656 * c-common.c (statement_code_p): It's a statement.
12657 * c-common.h (stmt_tree_s): Add x_last_filename.
12658 (FILE_STMT_FILENAME_NODE, FILE_STMT_FILENAME): New macros.
12659 (last_expr_filename): New macro.
12660 * c-semantics.c (begin_stmt_tree): Initialize it.
12661 (add_stmt): If the filename changed, also insert a
12663 (expand_stmt): Handle seeing one.
12665 2002-01-15 Eric Christopher <echristo@redhat.com>
12667 * flow.c (propagate_one_insn): Add error message and print out
12668 insn for debugging.
12670 2002-01-15 Joseph S. Myers <jsm28@cam.ac.uk>
12672 * system.h (ASM_IDENTIFY_GCC, STDC_VALUE, TRAMPOLINE_ALIGN,
12673 ASM_IDENTIFY_GCC_AFTER_SOURCE): Poison.
12674 * config/pdp11/pdp11.h (TRAMPOLINE_ALIGN): Rename to
12675 TRAMPOLINE_ALIGNMENT.
12676 * config/arm/arm.h, config/mcore/mcore.h: Likewise. Change value
12678 * config/i386/cygwin.h (PCC_BITFIELDS_TYPE_MATTERS): Rename to
12679 PCC_BITFIELD_TYPE_MATTERS.
12680 * config/interix.h (STDC_VALUE): Remove. Use
12681 STDC_0_IN_SYSTEM_HEADERS.
12682 * config/darwin.h (ASM_IDENTIFY_GCC), config/dsp16xx/dsp16xx.h
12683 (ASM_IDENTIFY_GCC), config/stormy16/stormy16.h (ASM_IDENTIFY_GCC,
12684 ASM_IDENTIFY_GCC_AFTER_SOURCE): Remove.
12686 2002-01-15 Craig Rodrigues <rodrigc@gcc.gnu.org>
12688 * doc/install.texi (hppa*-hp-hpux11): --enable-threads does
12689 not work on this platform currently.
12691 2002-01-15 Joseph S. Myers <jsm28@cam.ac.uk>
12693 * c-typeck.c (build_unary_op): Don't wrap msgid argument of
12694 readonly_warning in _().
12696 2002-01-15 Douglas B Rupp <rupp@gnat.com>
12698 * gcc.c (delete_if_ordinary): Backout previous change.
12700 2002-01-15 Kazu Hirata <kazu@hxi.com>
12702 * config/h8300/h8300.c (print_operand): Remove support for
12703 unused operand characters.
12705 * read-rtl.c: Fix formatting.
12706 * real.c: Likewise.
12707 * recog.c: Likewise.
12708 * regclass.c: Likewise.
12709 * regmove.c: Likewise.
12710 * reg-stack.c: Likewise.
12711 * reload1.c: Likewise.
12712 * rtlanal.c: Likewise.
12714 2002-01-15 Kazu Hirata <kazu@hxi.com>
12716 * config/i386/i386.c: Fix formatting.
12718 2002-01-15 Jakub Jelinek <jakub@redhat.com>
12720 * c-typeck.c (process_init_element): Don't save_expr
12721 COMPOUND_LITERAL_EXPR if just its initializer will be used.
12723 2002-01-15 David Edelsohn <edelsohn@gnu.org>
12725 * config/rs6000/rs6000.c (rs6000_output_function_epilogue): Do not
12726 emit optional traceback table if optimize_size or TARGET_ELF.
12727 * config/rs6000/rs6000.md (prefetch): New.
12729 2002-01-15 Andreas Jaeger <aj@suse.de>
12731 * config.gcc (x86_64-*-*): Install mmintrin.h and xmmintrin.h.
12733 2002-01-15 Kazu Hirata <kazu@hxi.com>
12735 * mips-tfile.c: Fix formatting.
12737 Tue Jan 15 00:56:11 CET 2002 Jan Hubicka <jh@suse.cz>
12739 * unroll.c (final_reg_note_copy): Fix previous commit.
12741 2002-01-14 Kazu Hirata <kazu@hxi.com>
12743 * config/h8300/h8300-protos.h: Remove the prototype for
12745 * config/h8300/h8300.c (eq_operator): Remove.
12747 2002-01-14 Richard Henderson <rth@redhat.com>
12749 * config/i386/i386.md (prefetch): Tidy.
12750 (prefetch_3dnow): Fix locality operand.
12752 2002-01-14 Richard Henderson <rth@redhat.com>
12754 * config/mips/mips.h (HI_AND_FP_REGS): New register class.
12755 (CLASS_CANNOT_CHANGE_MODE): Disallow HI in little-endian mode.
12757 2002-01-14 Hans-Peter Nilsson <hp@bitrange.com>
12759 * reload1.c (reload_combine): Pass reg_sum replacement through
12760 copy_rtx in loop performing multiple changes.
12762 2002-01-14 Jakub Jelinek <jakub@redhat.com>
12764 * except.c (remove_unreachable_regions): New.
12765 (free_eh_status): Clear exception_handler_labels.
12766 (convert_from_eh_region_ranges): Call remove_unreachable_regions.
12767 (find_exception_handler_labels): Don't add the same label more than
12769 (remove_exception_handler_label): Don't die if
12770 find_exception_handler_labels hasn't been called for the current
12773 Mon Jan 14 21:26:13 CET 2002 Jan Hubicka <jh@suse.cz>
12775 * toplev.c (rest_of_compilation): Rebuild jump labels after
12778 2002-01-14 Joseph S. Myers <jsm28@cam.ac.uk>
12780 * doc/extend.texi: Move documentation of X86 built-in functions
12782 * doc/invoke.texi: From here.
12783 * doc/sourcebuild.texi: Document location of documentation for
12784 machine built-in functions.
12786 2002-01-13 Christopher Faylor <cgf@redhat.com>
12788 * cppfiles.c (TEST_THRESHOLD): New macro.
12789 (SHOULD_MMAP): Ditto.
12790 (read_include_file): Use SHOULD_MMAP macro to decide when mmap should
12793 Mon Jan 14 20:23:34 CET 2002 Jan Hubicka <jh@suse.cz>
12795 * unroll.c (final_reg_note_copy): Properly handle
12797 (unroll_loops): Fix LOOP_CONDITION heuristics.
12799 2002-01-14 Geoffrey Keating <geoffk@redhat.com>
12801 * doc/invoke.texi (Xstormy16 Options): Add xstormy16 option.
12802 * doc/md.texi (Machine Constraints): Use @minus{} where appropriate.
12804 Mon Jan 14 20:18:19 CET 2002 Jan Hubicka <jh@suse.cz>
12806 * cfgcleanup.c (try_forward_edges): Avoid infinite loop at infinite
12809 2002-01-14 Tom Rix <trix@redhat.com>
12811 * config/rs6000/rs6000.md: Fix typo with sradi.
12813 2002-01-14 Ulrich Weigand <uweigand@de.ibm.com>
12815 * config/s390/s390.md (movstrdix_64, movstrsix_31, movstrdi_64,
12816 movstrsi_31, clrstrsi_64, clrstrsi_31): Improve RTL templates.
12817 (clrstrdi, clrstrsi): Adapt callers.
12819 (extendsidi2, zero_extendsidi2): Remove no-conflict blocks.
12821 (movti splitter): Never use register 0 as base register.
12823 2002-01-14 Hartmut Penner <hpenner@de.ibm.com>
12825 * combine.c (simplify_shift_const): Always generate new rtx
12826 for shift expression instead of reusing given expression.
12828 Mon Jan 14 07:08:55 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
12830 * config/alpha/alpha.c (alpha_expand_mov): Don't call
12831 alpha_legitimize_address unless mode is Pmode.
12833 2002-01-13 Geoffrey Keating <geoffk@redhat.com>
12835 * doc/md.texi (Modifiers): Document the '*' constraint for the
12838 * doc/md.texi (Machine Constraints): Add constraints for xstormy16.
12839 * doc/extend.texi (Function Attributes): 'interrupt' is valid
12842 2002-01-13 Richard Henderson <rth@redhat.com>
12844 * reload.c (find_reloads): Use a hard reg destination as reload reg
12845 for an input reload of the source.
12847 2002-01-13 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
12849 * doc/install.texi (Binaries): Make link to ftp.writtenword.com
12852 Sun Jan 13 07:23:01 2002 Douglas B Rupp <rupp@gnat.com>
12854 * Makefile.in (LIB2FUNCS): Split into LIB2FUNCS_1 and LIB2FUNCS_2.
12855 * mklibgcc.in (LIB2FUNCS): Split into LIB2FUNCS_1 and LIB2FUNCS_2.
12857 * config/alpha/x-vms (USE_COLLECT2): Set to empty.
12859 Sun Jan 13 06:55:31 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
12861 * dwarf2out.c (mem_loc_descriptor, case ADDRESSOF): New case.
12863 2002-01-12 Tom Rix <trix@redhat.com>
12865 * config/rs6000/rs6000.c (rs6000_emit_set_long_const): Use ior for
12868 2002-01-12 Richard Henderson <rth@redhat.com>
12870 * config/i386/i386.c (bdesc_2arg): Mark psadbw MASK_3DNOW_A.
12872 * doc/invoke.texi: Update Alpha options.
12874 * doc/invoke.texi: Update i386 built-in function lists.
12876 Sat Jan 12 17:38:11 CET 2002 Jan Hubicka <jh@suse.cz>
12878 * unroll.c (final_reg_note_copy): Avoid crash on REG_LABEL note
12879 referencing outside.
12881 Sat Jan 12 08:54:51 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
12883 * diagnostic.c (warn_deprecated_use): Rework to lower indentation.
12884 * expr.c (emit_move_insn_1): Remove warning, use HOST_WIDE_INT for
12885 offsets, and change line folding.
12886 * optabs.c (expand_binop): Remove warnings.
12887 * sdbout.c (sdbout_record_type_name): Constify NAME to avoid warning.
12889 2002-01-12 Graham Stott <grahams@redhat.com>
12891 * attribs.c (handle_deprecated_attribute): constify WHAT.
12892 * diagnostic.c (warn_deprecated_use): Add braces, fixes
12893 dangling else warning and constify WHAT.
12894 * except.h (struct function, struct inline_remap): Move
12895 struct tag forward defs before all prototypes.
12896 (duplicate_eh_regions): Whitespace.
12898 2002-01-12 Nick Clifton <nickc@cambridge.redhat.com>
12900 * config/arm/arm.h (ARM_LEGITIMIZE_RELOAD_ADDRESS): Use
12901 MODE_BASE_REG_CLASS.
12902 (THUMB_LEGITIMIZE_RELOAD_ADDRESS): Use MODE_BASE_REG_CLASS.
12904 2002-01-12 Richard Henderson <rth@redhat.com>
12906 * config/i386/i386.c (override_options): If SSE, enable sse prefetch.
12907 (ix86_expand_vector_move): New.
12908 (bdesc_2arg): Remove andps, andnps, orps, xorps.
12909 (ix86_init_mmx_sse_builtins): Make static. Remove composite builtins.
12910 Remove old prefetch builtins. Special case the logicals removed above.
12911 (ix86_expand_builtin): Likewise.
12912 (safe_vector_operand): Use V4SFmode, not TImode.
12913 (ix86_expand_store_builtin): Remove shuffle arg. Update callers.
12914 (ix86_expand_timode_binop_builtin): New.
12915 * config/i386/i386-protos.h: Update.
12916 * config/i386/i386.h (enum ix86_builtins): Update.
12917 * config/i386/i386.md: Correct predicates on MMX/SSE patterns.
12918 Use ix86_expand_vector_move in vector move expanders.
12919 (movti_internal, movti_rex64): Add xorps alternative.
12920 (sse_clrv4sf): Rename and adjust from sse_clrti.
12921 (prefetch): Don't work so hard.
12922 (prefetch_sse, prefetch_3dnow): Use PREFETCH rtx, not UNSPEC.
12923 * config/i386/xmmintrin.h (__m128): Use V4SFmode.
12924 (_mm_getcsr, _mm_setcsr): Fix typo in builtin name.
12926 2002-01-11 Richard Henderson <rth@redhat.com>
12928 * config/i386/mmintrin.h: New file.
12929 * config/i386/xmmintrin.h: New file.
12930 * config.gcc (i?86-*-*): Add extra_headers.
12931 * simplify-rtx.c (simplify_unary_operation): Handle saturating
12933 (simplify_binary_operation): Handle saturating arithmetic codes.
12934 * config/i386/i386.c (ix86_expand_sse_comi): Return the full result,
12935 not the lowpart subreg.
12936 (ix86_expand_builtin): Return a TImode dummy register instead of 0
12938 * config/i386/i386.md (mmx_clrdi): Override memory attribute.
12940 2002-01-12 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
12942 * conflict.c (conflict_graph_compute): Free regsets when finished.
12943 * ssa.c (compute_coalesced_reg_partition): Likewise.
12945 2002-01-12 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
12947 * global.c (find_reg): Check for HARD_REGNO_CALL_PART_CLOBBERED
12948 every where we allocate a register.
12950 2002-01-12 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
12952 * gcse.c (compute_pre_data, pre_gcse): Use sbitmap_free.
12953 * lcm.c (compute_earliest, compute_farthest): Likewise.
12955 2002-01-11 Janis Johnson <janis187@us.ibm.com>
12957 * expr.c (expand_assignment): Fix misuse of MEM_KEEP_ALIAS_SET.
12959 2002-01-11 Janis Johnson <janis187@us.ibm.com>
12961 * doc/rtl.texi (Insns): Fix 2 typos.
12963 2002-01-11 Joseph S. Myers <jsm28@cam.ac.uk>
12965 * doc/invoke.texi: Avoid overfull hboxes. Add summary of D30V
12966 options. Use @table @gcctabopt for MMIX options. Add index
12967 entries for MMIX options. Start new paragraph with first
12968 heading of the machine-dependent options.
12970 2002-01-11 Craig Rodrigues <rodrigc@gcc.gnu.org>
12973 * config/ns32k/ns32k.md: Fix spelling mistake of "than" in comments.
12974 * combine.c (force_to_mode): Same.
12975 * reload1.c (clear_reload_reg_in_use): Same.
12977 2002-01-11 Nick Clifton <nickc@cambridge.redhat.com>
12979 * config/arm/arm.c (arm_gen_constant): Correct test of 'remainder'
12982 2002-01-11 Andreas Jaeger <aj@suse.de>,
12983 Brad Lucier <lucier@math.purdue.edu>
12985 * config/i386/i386.h (CPP_CPUCOMMON_SPEC): Remove wrong
12988 Fri Jan 11 07:35:12 2002 Douglas B Rupp <rupp@gnat.com>
12990 * config/alpha/vms.h: (MD_FALLBACK_FRAME_STATE_FOR): Fix errors.
12991 Protect with IN_LIBGCC.
12992 (LINK_EH_SPEC): Add required trailing space.
12994 Fri Jan 11 09:25:05 2002 Nicola Pero <n.pero@mi.flashnet.it>
12996 * c-tree.h: Move function declarations so that they are listed
12997 under the filename which contains them.
12998 (check_identifier, finish_decl_top_level,
12999 lookup_name_current_level_global, shadow_record_fields): Remove.
13001 2002-01-11 Andreas Jaeger <aj@suse.de>
13003 * config/i386/i386.h (CPP_CPUCOMMON_SPEC): Remove duplicated
13006 2002-01-10 Richard Henderson <rth@redhat.com>
13008 * config/alpha/alpha.c (print_operand): Add 'J'.
13009 * config/alpha/alpha.md (call_osf_1_er, call_value_osf_1_er): Take a
13010 new operand with the sequence number for the lituse. When splitting
13011 the insns, use gen_movdi_er_high_g and generate a sequence number.
13012 (gen_movdi_er_high_g): Print the sequence number if non-zero.
13014 2002-01-10 Aldy Hernandez <aldyh@redhat.com>
13016 * config/rs6000/rs6000.c (altivec_init_builtins): Add support for
13017 lvebx, lvehx, lvewx, lvxl, lvx, stvx, stvebx, stvehx, stvewx,
13019 (altivec_expand_builtin): Same.
13020 (altivec_expand_stv_builtin): New.
13022 * config/rs6000/rs6000.h (rs6000_builtins): Same.
13024 * config/rs6000/rs6000.md ("altivec_lvebx"): New.
13025 ("altivec_lvehx"): New.
13026 ("altivec_lvewx"): New.
13027 ("altivec_lvxl"): New.
13028 ("altivec_lvx"): New.
13029 ("altivec_stvx"): New.
13030 ("altivec_stvebx"): New.
13031 ("altivec_stvehx"): New.
13032 ("altivec_stvewx"): New.
13033 ("altivec_stvxl"): New.
13035 2002-01-10 Richard Henderson <rth@redhat.com>
13037 * cfgrtl.c (delete_insn): Assert insn hasn't been deleted yet.
13038 * reload1.c (delete_output_reload): Zap spill_reg_store. Take
13039 care not to delete instructions twice.
13041 2002-01-10 Zack Weinberg <zack@codesourcery.com>
13043 * toplev.c: Don't declare environ (it's not used anywhere).
13044 * configure.in: Don't check for declaration of environ.
13045 * config/i386/xm-mingw32.h: Don't #define environ.
13046 * config.in, configure: Regenerate.
13048 2002-01-10 Zack Weinberg <zack@codesourcery.com>
13050 * configure.in: Set stage1_cflags for powerpc-*-darwin*.
13051 * configure: Regenerate.
13053 * config/interix.h: Set DO_GLOBAL_CTORS_BODY and
13054 DO_GLOBAL_DTORS_BODY here, not in xm-interix.h.
13055 * config/alpha/vms.h: Set INCLUDE_DEFAULTS here, not in
13057 * config/m68k/t-next: Set OTHER_FIXINCLUDES_DIRS and
13058 LIMITS_H_TEST here, not in m68k/x-next.
13059 * config/rs6000/beos.h: Set STANDARD_INCLUDE_DIR and
13060 SYSTEM_INCLUDE_DIR here, not in rs6000/xm-beos.h.
13062 * config/x-interix: Don't set RANLIB, RANLIB_TEST, SHELL,
13063 LIBGCC2_INCLUDES, or SYSTEM_HEADER_DIR.
13064 * config/alpha/x-vms: Don't set USE_COLLECT2. Add comments.
13066 * config/i386/x-djgpp: Renamed i386/t-djgpp.
13067 * config/m88k/x-dolph: Renamed m88k/t-dolph.
13068 * config/m88k/x-texXD88: Renamed m88k/t-texXD88.
13069 * config/pa/x-pa-mpeix: Renamed pa/t-mpeix. Update for
13070 replacement of quadlib.asm with quadlib.c.
13072 * config/x-interix3, config/xm-interix.h, config/i386/x-beos,
13073 config/i386/xm-osf1elf.h, config/rs6000/x-darwin,
13074 config/rs6000/xm-beos.h: Delete file.
13076 * config.gcc: Update to match above changes.
13078 2002-01-10 Kazu Hirata <kazu@hxi.com>
13080 * config/h8300/h8300.h: Fix comment typos.
13081 * config/h8300/h8300.md: Likewise.
13082 * config/h8300/lib1funcs.asm: Likewise.
13084 2002-01-10 Dale Johannesen <dalej@apple.com>
13086 PR optimization/5269
13087 * unroll.c (precondition_loop_p): Make *increment be the correct
13088 sign when n_iterations known, to avoid confusing caller.
13090 2002-01-10 Kazu Hirata <kazu@hxi.com>
13092 * doc/extend.texi (deprecated): Fix a typo.
13094 Thu Jan 10 22:35:54 CET 2002 Jan Hubicka <jh@suse.cz>
13096 * basic-block.h (update_br_prob_note): Declare.
13097 * cfgcleanup.c (try_simplify_condjump): Call update_br_prob_note.
13098 (try_forward_edges): Care negative frequencies and update note.
13099 (outgoing_edges_match): Tweek conditional merging heuristics.
13100 (try_crossjump_to_edge): use update_br_prob_note.
13101 * cfglayout.c (fixup_reorder_chain): Likewise.
13102 * cfrtl.c (update_br_prob_note): New.
13103 * ifcvt.c (dead_or_predicable): Call update_br_prob_note.
13105 * i386.c (ix86_decompose_address): Return -1 if address contains
13107 (legitimate_address_p): Require ix86_decompose_address to return 1.
13109 * gcse.c (hash_scan_set): Use CONSTANT_INSN_P.
13110 (cprop_insn): Likewise.
13112 2002-01-10 Kazu Hirata <kazu@hxi.com>
13114 * toplev.c: Fix formatting.
13115 * tree.c: Likewise.
13116 * tree-dump.c: Likewise.
13117 * unroll.c: Likewise.
13118 * unwind-dw2.c: Likewise.
13119 * unwind-dw2-fde.c: Likewise.
13120 * unwind-dw2-fde-glibc.c: Likewise.
13121 * unwind-sjlj.c: Likewise.
13123 2002-01-10 Joseph S. Myers <jsm28@cam.ac.uk>
13125 * doc/invoke.texi: Document PDP-11 options.
13127 2002-01-10 Kazu Hirata <kazu@hxi.com>
13129 * config/h8300/h8300.h: Fix formatting.
13131 2002-01-10 Ira Ruben <ira@apple.com>
13133 Add __attribute__ ((deprecated)).
13134 * extend.texi: Document __attribute__ ((deprecated)).
13135 * invoke.texi: Document -Wno-deprecated-declarations.
13136 * testsuite/g++.dg/other/deprecated.C: New C++ test.
13137 * testsuite/gcc.dg/deprecated.c: New C test.
13138 * attribs.c (enum attrs): Declare handle_deprecated_attribute().
13139 (c_common_attribute_table): Add "deprecated" entry.
13140 (handle_deprecated_attribute): New function.
13141 * c-decl.c (deprecated_states): New enum.
13142 deprecated_state: State of "deprecated" handling.
13143 (start_decl): Set deprecated_state based on attributes.
13144 (grokdeclarator): Test for deprecated uses, propagate attribute.
13145 * c-typeck.c (build_component_ref): Test for deprecated fields.
13146 (build_external_ref): Test for deprecated primaries.
13147 * diagnostic.c (warn_deprecated_use) New function to issue
13148 warnings about __attribute__ ((depricated)) references.
13149 * flags.h (warn_deprecated_decl): Extern declared for
13150 -W[no-]deprecated-declarations option.
13151 * print-tree.c (print_node): Show deprecated flag status.
13152 * toplev.c (warn_deprecated_decl): Defined.
13153 (W_options): Added "deprecated-declaration".
13154 * toplev.h (warn_deprecated_use): Extern declared.
13155 * tree.h (struct tree_common): Define deprecated_flag.
13156 (TREE_DEPRECATED): New macro to access flag.
13157 * cp/call.c (build_call): Test for deprecated calls.
13158 * cp/class.c (add_implicitly_declared_members): Set global
13159 flag to tell grokdeclarator to not issue deprecated warnings.
13160 * cp/cp-tree.h: Add extern for adding_implicit_members.
13161 * cp/decl.c (deprecated_states): New enum.
13162 (start_decl): Set deprecated_state based on attributes.
13163 (grokdeclarator): Test for deprecated uses, propagate attribute.
13164 * cp/lex.c (do_identifier): Test for deprecated primaries.
13165 * cp/typeck.c (build_component_ref): Test for deprecated fields.
13167 2002-01-10 Ira Ruben <ira@apple.com>
13169 Fix to assign attributes to inline member functions.
13170 * cp/decl.c (start_method): Handle attrlist.
13172 2002-01-10 Kazu Hirata <kazu@hxi.com>
13174 * combine.c (expand_field_assignment): Use subreg_lsb().
13176 2002-01-10 David Edelsohn <edelsohn@gnu.org>
13178 * alias.c (find_base_value): Add cases for HIGH, PRE_INC, PRE_DEC,
13179 POST_INC, POST_DEC, PRE_MODIFY, and POST_MODIFY.
13180 (find_base_term): Add cases for TRUNCATE, PRE_MODIFY, and POST_MODIFY.
13181 Recurse for any operand of AND as long as constant is non-zero.
13183 2002-01-10 Kazu Hirata <kazu@hxi.com>
13185 * config/h8300/h8300.md: Remove constraints from expanders.
13187 2002-01-10 Kazu Hirata <kazu@hxi.com>
13189 * varasm.c: Fix formatting.
13190 * varray.c: Likewise.
13191 * vmsdbgout.c: Likewise.
13192 * xcoffout.c: Likewise.
13194 Thu Jan 10 17:19:12 CET 2002 Jan Hubicka <jh@suse.cz>
13196 * cfgcleanup.c (try_forward_edges): Properly initialize nthreaded_edges;
13197 update edge probabilities to match.
13199 2002-01-10 Joseph S. Myers <jsm28@cam.ac.uk>
13201 * Makefile.in ($(docdir)/gccint.info, gccint.dvi): Add additional
13203 * doc/languages.texi, doc/sourcebuild.texi: New files.
13204 * doc/configfiles.texi: Make a subsubsection. Update.
13205 * doc/configterms.texi: Add @node. Remove warning that this isn't
13206 instructions for building GCC.
13207 * doc/makefile.texi: Make a subsection.
13208 * doc/gccint.texi: Update.
13210 Thu Jan 10 16:39:58 CET 2002 Jan Hubicka <jh@suse.cz>
13212 * i386.md (sse_mov?fcc_const0_?): Fix constraints.
13214 Thu Jan 10 12:45:50 2002 Nicola Pero <n.pero@mi.flashnet.it>
13216 * doc/cpp.texi: Document the __OBJC__ preprocessor macro.
13218 Thu Jan 10 11:19:18 CET 2002 Jan Hubicka <jh@suse.cz>
13220 * optabs.c (expand_fix): Look for wider integer modes first.
13222 * i386.md (mov?f): Avoid the fake const double trick for medium
13224 (min?f*/max?f*): Prohibit memory operands for i387 variant.
13225 (fop_df_4): Disable for SSE compilation.
13227 2002-01-10 Graham Stott <grahams@redhat.com>
13229 * dwarf2out.c (indirect_string_alloc, output_indirect_string):
13230 Move prototype into DWARF2_DEBUGGING_INFO conditional block.
13232 2002-01-10 Richard Henderson <rth@redhat.com>
13234 * config/alpha/alpha.md (extendsidi2_fix): Penalize f/f alternative.
13236 2002-01-10 Richard Henderson <rth@redhat.com>
13238 * regrename.c (find_oldest_value_reg): Fix typo in mode change check.
13239 (copyprop_hardreg_forward_1): Likewise. Use mode_change_ok.
13241 2002-01-10 Kazu Hirata <kazu@hxi.com>
13243 * combine.c (can_combine_p): Fix a comment typo.
13245 2002-01-09 Zack Weinberg <zack@codesourcery.com>
13247 * Makefile.in (s-gencheck, s-options, s-specs): Handle an
13248 empty list correctly. Change loop index $t to $f for
13249 consistency with rest of Makefile.
13251 2002-01-08 Aldy Hernandez <aldyh@redhat.com>
13253 * testuite/gcc.dg/altivec-4.c: Add test for mtvscr, dssall,
13254 mfvscr, dss, lvsl, lvsr, dstt, dstst, dststt, dst.
13256 * config/rs6000/rs6000.c (altivec_expand_builtin): Add support for
13257 mtvscr, dssall, mfvscr, dss, lvsl, lvsr, dstt, dst, dstst, dststt.
13258 (altivec_init_builtins): Same.
13259 (altivec_expand_unop_builtin): Return NULL_RTX on error.
13260 (altivec_expand_binop_builtin): Same.
13261 (altivec_expand_ternop_builtin): Same.
13264 * config/rs6000/rs6000.md ("altivec_mtvscr"): New.
13265 ("altivec_vctuxs"): Fix typo.
13266 ("altivec_vnmsubfp"): Same.
13267 ("altivec_dssall"): New.
13268 ("altivec_mfvscr"): New.
13269 ("altivec_dss"): New.
13270 ("altivec_lvsl"): New.
13271 ("altivec_lvsr"): New.
13272 ("altivec_dstt"): New.
13273 ("altivec_dstst"): New.
13274 ("altivec_dststt"): New.
13275 ("altivec_dst"): New.
13277 * config/rs6000/rs6000.h (rs6000_builtins): Add mtvscr, dssall,
13278 mfvscr, dss, lvsl, lvsr, dstt, dstst, dststt, dst.
13280 2002-01-09 Richard Henderson <rth@redhat.com>
13282 * config/alpha/alpha.md (prologue_mcount): Remove lituse_jsr reloc.
13284 2002-01-10 Hans-Peter Nilsson <hp@bitrange.com>
13286 * config/mmix/mmix.c (mmix_asm_identify_gcc): Remove unused
13288 * config/mmix/mmix-protos.h (mmix_asm_identify_gcc): Don't
13290 * config/mmix/mmix.h (ASM_IDENTIFY_GCC): Remove unused macro.
13292 2002-01-09 Kazu Hirata <kazu@hxi.com>
13294 * read-rtl.c: Fix formatting.
13295 * real.c: Likewise.
13296 * regclass.c: Likewise.
13297 * regrename.c: Likewise.
13298 * reg-stack.c: Likewise.
13299 * reload1.c: Likewise.
13300 * reload.c: Likewise.
13303 2002-01-09 Kazu Hirata <kazu@hxi.com>
13305 * rtlanal.c (find_reg_fusage): Use XEXP instead of SET_DEST
13306 to extract items in the expr_list chain.
13308 2002-01-09 Richard Henderson <rth@redhat.com>
13310 * config/vax/vax.c (vax_rtx_cost): Never abort.
13312 * config/vax/vax.h (REAL_ARITHMETIC): Define.
13314 2002-01-09 Jan Hubicka <jh@suse.cz>
13316 * gcse.c (cprop_jump): Delete insn if simplified jump is no-op.
13318 2002-01-09 Richard Henderson <rth@redhat.com>
13320 * config/arm/arm.c (arm_gen_constant): Use trunc_int_for_mode.
13321 Unify code from various alternatives.
13323 2002-01-09 Richard Henderson <rth@redhat.com>
13325 * regrename.c (copy_value): Ignore the copy if the source register
13326 is present in the value chain with a narrower mode.
13328 2002-01-09 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
13330 * real.c (c4xtoe, toc4x): Do some special conversion on long doubles
13331 for the c4x target. Also improve layout.
13333 2002-01-09 Richard Henderson <rth@redhat.com>
13335 * config/m32r/m32r.c (move_src_operand): Fix 32-bit int test.
13336 * config/m32r/m32r.md (and ior xor splitters): Swap operands
13337 to match insn patterns.
13339 2002-01-09 Richard Henderson <rth@redhat.com>
13341 * regrename.c (find_oldest_value_reg): Use gen_rtx_raw_REG.
13342 (copyprop_hardreg_forward_1): Likewise.
13344 2002-01-09 John David Anglin <dave@hiauly1.hia.nrc.ca>
13346 * pa.md (decrement_and_branch_until_zero): Change predicate for
13347 operand 0 from register_operand to reg_or_nonsymb_mem_operand.
13349 2002-01-09 Bryce McKinlay <bryce@waitaki.otago.ac.nz>
13351 * ginclude/stddef.h: Define _BSD_WCHAR_T_DEFINED_ if _BSD_WCHAR_T_
13352 gets undefined. For Darwin.
13354 2002-01-09 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
13356 * config/c4x/c4x.h: Use PUSH_ARGS and PUSH_ROUNDING for stack passing.
13358 2002-01-09 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
13360 * config/c4x/c4x/md: Remove extraneous constraints from define_splits.
13362 2002-01-08 Richard Henderson <rth@redhat.com>
13364 * regrename.c (copy_value): Ignore overlapping copies.
13366 2002-01-08 Richard Henderson <rth@redhat.com>
13368 * config/alpha/alpha.c (alpha_split_conditional_move): Call copy_rtx
13369 as needed to avoid shared structure.
13371 2002-01-08 Kazu Hirata <kazu@hxi.com>
13373 * config/h8300/h8300.c (get_shift_alg): Fix 15-bit LSHIFTRT on
13376 2002-01-08 Joseph S. Myers <jsm28@cam.ac.uk>
13378 * doc/tm.texi (EASY_DIV_EXPR, IMPLICIT_FIX_EXPR,
13379 LONGJMP_RESTORE_FROM_STACK, MAX_INT_TYPE_SIZE): Remove
13380 documentation of obsolete macros.
13381 * system.h: Poison these macros.
13382 * config/1750a/1750a.h, config/a29k/a29k.h, config/alpha/alpha.h,
13383 config/arc/arc.h, config/arm/arm.h, config/avr/avr.h,
13384 config/c4x/c4x.h, config/clipper/clipper.h,
13385 config/convex/convex.h, config/cris/cris.h, config/d30v/d30v.h,
13386 config/dsp16xx/dsp16xx.h, config/elxsi/elxsi.h,
13387 config/fr30/fr30.h, config/h8300/h8300.h, config/i370/i370.h,
13388 config/i386/i386.h, config/i860/i860.h, config/i960/i960.h,
13389 config/ia64/ia64.h, config/m32r/m32r.h, config/m68hc11/m68hc11.h,
13390 config/m68k/m68k.h, config/m88k/m88k.h, config/mcore/mcore.h,
13391 config/mips/mips.h, config/mmix/mmix.h, config/mn10200/mn10200.h,
13392 config/mn10300/mn10300.h, config/ns32k/ns32k.h, config/pa/pa.h,
13393 config/pdp11/pdp11.h, config/pj/pj.h, config/romp/romp.h,
13394 config/rs6000/rs6000.h, config/s390/s390.h, config/sh/sh.h,
13395 config/sparc/sparc.h, config/stormy16/stormy16.h,
13396 config/v850/v850.h, config/vax/vax.h, config/we32k/we32k.h: Remove
13397 definitions and commented out definitions of obsolete macros.
13398 * config/mips/iris5.h (MAX_WCHAR_TYPE_SIZE): Don't define in terms
13399 of MAX_INT_TYPE_SIZE.
13401 2002-01-08 Ulrich Weigand <uweigand@de.ibm.com>
13403 * config/s390/s390.c (s390_preferred_reload_class): Never
13404 return ADDR_REGS if it isn't a subset of the given class.
13405 * config/s390/s390.h (REGISTER_MOVE_COST): Penalize not just
13406 FP_REGS, but all superclasses as well.
13408 * config/s390/s390.c (s390_function_profiler): Fix thinko.
13410 * config/s390/s390.md (cmpdi_ccu_mem, cmpsi_ccu_mem,
13411 cmphi_ccu_mem, cmpqi_ccu_mem): First operand of compare
13412 must not be a const_int.
13414 2002-01-08 Richard Henderson <rth@redhat.com>
13416 * Makefile.in (toplev.o): Depend on options.h.
13417 (gcc.o): Depend on specs.h.
13419 2002-01-08 Jakub Jelinek <jakub@redhat.com>
13421 * expr.c (store_expr): Convert VOIDmode constants back to target's
13424 2002-01-08 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
13426 * doc/invoke.texi: Markup gcc as @command. Refer to
13427 http://gcc.gnu.org/onlinedocs/gcc/Contributors.html instead
13428 of http://gcc.gnu.org/thanks.html.
13430 2002-01-08 Dale Johannesen <dalej@apple.com>
13432 * config/rs6000/rs6000.md: Add missing int register
13433 target case to movdf_low.
13435 2002-01-08 Zack Weinberg <zack@codesourcery.com>
13437 * Makefile.in (cs-tconfig.h): Don't depend on $(CONFIG_H) or
13438 except.h. Remove commands to define USING_SJLJ_EXCEPTIONS.
13439 (cppinit.o): Depend on except.h.
13440 (gencheck.h, options.h, specs.h, s-gencheck, s-options,
13441 s-specs): New rules.
13443 * configure.in: Don't AC_DEFINE_UNQUOTED PACKAGE or VERSION.
13444 Don't create specs.h/options.h/gencheck.h here. Remove
13445 unnecessary variable settings from last argument of AC_OUTPUT.
13446 * config.in, configure: Regenerate.
13447 * intl.c: Hardcode package name as "gcc".
13449 * cppinit.c: Include except.h.
13450 (builtin_array): Define __USING_SJLJ_EXCEPTIONS__ when
13452 * unwind-dw2.c, unwind-sjlj.c, config/ia64/unwind-ia64.c:
13453 Use #if(n)def __USING_SJLJ_EXCEPTIONS, not #if
13454 (!)USING_SJLJ_EXCEPTIONS.
13455 * doc/cpp.texi: Document __USING_SJLJ_EXCEPTIONS__.
13457 2002-01-08 Joseph S. Myers <jsm28@cam.ac.uk>
13459 * doc/tm.texi (ASM_OUTPUT_EH_REGION_BEG, ASM_OUTPUT_EH_REGION_END,
13460 ASM_OUTPUT_LABELREF_AS_INT, DOESNT_NEED_UNWINDER, EH_TABLE_LOOKUP,
13461 OBJC_SELECTORS_WITHOUT_LABELS, OMIT_EH_TABLE): Remove
13462 documentation of obsolete macros.
13463 * system.h: Poison these macros.
13464 * config/d30v/d30v.h, config/ns32k/encore.h,
13465 config/stormy16/stormy16.h: Remove definitions and commented out
13466 definitions of obsolete macros.
13468 Tue Jan 8 15:56:41 2002 Nicola Pero <nicola@brainstorm.co.uk>
13470 * objc/objc-act.c (handle_class_ref): Mark the declaration of
13471 %sobjc_class_ref_%s as used - to prevent unwanted compiler
13474 2002-01-08 Ulrich Weigand <uweigand@de.ibm.com>
13476 * config/s390/linux.h (ASM_OUTPUT_LABELREF): Remove.
13477 * config/s390/s390.c (s390_emit_epilog): Add REG_FRAME_RELATED_EXPR
13478 to insn adjusting stack/frame pointer.
13479 * config/s390/s390.md (reload_la_64, reload_la_31): Do not
13480 accept operands that cause the insn to be non-splittable.
13482 2002-01-08 Graham Stott <grahams@redhat.com>
13484 * c-tree.h (C_TYPE_FIELDS_READONLY): Uppercase macro parameter.
13485 (C_TYPE_FIELDS_VOLATILE): Likewise.
13486 (C_TYPE_BEING_DEFINED): Likewise.
13487 (C_IS_RESERVED_WORD): Likewise.
13488 (C_TYPE_VARIABLE_SIZE): Likewise.
13489 (C_DECL_VARIABLE_SIZE): Likewise.
13490 (C_MISSING_PROTOTYPE_WARNED): Likewise.
13491 (C_SET_EXP_ORIGINAL_CODE): Likewise.
13492 (C_TYPEDEF_EXPLICITLY_SIGNED): Uppercase macro parameter and remove
13494 (C_DECL_ANTICIPATED): Likewise.
13495 (c_build_type_variant): Add parenthesis.
13497 2002-01-08 Joseph S. Myers <jsm28@cam.ac.uk>
13499 * gcc.c (option_map): Remove --version.
13500 (process_command): Handle -fversion following the GNU Coding
13501 Standards. Partially addresses PR other/704.
13503 2002-01-08 Graham Stott <grahams@redhat.com>
13505 * combine.c (combine_instructions): Fix typo.
13507 2002-01-08 Graham Stott <grahams@redhat.com>
13509 * debug.h: Use "tree" and "rtx" throughout.
13511 * debug.c: Likewise.
13513 2002-01-08 Nick Clifton <nickc@cambridge.redhat.com>
13515 * dbxout.c (dbxout_symbol_location): If a symbol ref is in the
13516 constant pool, use the pool's version of the symbol instead.
13518 2002-01-07 Richard Henderson <rth@redhat.com>
13520 * regrename.c (find_oldest_value_reg): Ignore the value chain if
13521 the original register was copied in a mode with a fewer number of
13522 hard registers than the desired mode.
13523 (copyprop_hardreg_forward_1): Likewise.
13524 (debug_value_data): Fix loop test.
13525 * toplev.c (parse_options_and_default_flags): Reenable
13526 -fcprop-registers at -O1.
13528 2002-01-07 Aldy Hernandez <aldyh@redhat.com>
13530 * config/rs6000/rs6000.c (bdesc_2arg): Add altivec predicates.
13531 (altivec_init_builtins): New node v4si_ftype_v16qi_v16qi.
13533 * config/rs6000/rs6000.h (rs6000_builtins): Add enums for altivec
13536 * config/rs6000/rs6000.md: Add altivec predicate patterns.
13538 2002-01-07 John David Anglin <dave@hiauly1.hia.nrc.ca>
13540 * pa.c (FUNC_BEGIN_PROLOG_LABEL, current_function_number): Define.
13541 (pa_output_function_prologue): Output local label at the beginning of
13542 the prologue when profiling.
13543 (hppa_profile_hook): Use the local label rather than the function label.
13544 * pa.h (PROFILE_BEFORE_PROLOGUE): Define.
13546 2002-01-07 Aldy Hernandez <aldyh@redhat.com>
13548 * config/rs6000/rs6000.c (print_operand): Remove extra space.
13549 (altivec_expand_unop_builtin): Fix thinko.
13550 (altivec_expand_binop_builtin): Same.
13551 (altivec_expand_ternop_builtin): Same.
13552 (altivec_expand_builtin): Same.
13554 2002-01-07 Richard Henderson <rth@redhat.com>
13556 * config/rs6000/xcoff.h (ASM_FILE_START): Reverted to profile_flag.
13558 2002-01-07 Jason Merrill <jason@redhat.com>
13560 * unwind-dw2.c (execute_cfa_program): Use < again.
13562 2002-01-07 Jakub Jelinek <jakub@redhat.com>
13564 * predict.c (combine_predictions_for_insn): Avoid division by zero.
13566 2002-01-07 Jakub Jelinek <jakub@redhat.com>
13568 * simplify-rtx.c (simplify_plus_minus): Bump n_ops for NOT.
13569 Don't allow -1 - x -> ~x simplifications in the first pass.
13571 2002-01-07 Aldy Hernandez <aldyh@redhat.com>
13573 * rs6000.c (altivec_expand_ternop_builtin): Don't die on invalid
13575 (altivec_expand_binop_builtin): Same.
13576 (altivec_expand_unop_builtin): Same.
13577 (print_operand): Fix typo.
13578 (bdesc_1arg): Add vupk* variants.
13580 * rs6000.h (rs6000_builtins): Add vupk* enums.
13582 * rs6000.md: Add altivec_vupk* variants.
13584 2002-01-07 Joseph S. Myers <jsm28@cam.ac.uk>
13586 * doc/gcc.texi, doc/gccint.texi, doc/cppinternals.texi,
13587 doc/install.texi, doc/invoke.texi, doc/rtl.texi: Update copyright
13588 and last update dates.
13590 2002-01-07 Janis Johnson <janis187@us.ibm.com>
13592 * doc/rtl.texi (Flags): Clean up documentation of RTL flags
13594 2002-01-07 Marek Michalkiewicz <marekm@amelek.gda.pl>
13596 * config/avr/avr.c (avr_mcu_types): Add new MCU types.
13597 * config/avr/avr.h (CPP_SPEC): Likewise.
13598 (LINK_SPEC): Likewise.
13599 (CRT_BINUTILS_SPECS): Likewise.
13600 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
13601 * doc/invoke.texi (AVR Options): Document them.
13603 Mon Jan 7 11:59:34 CET 2002 Jan Hubicka <jh@suse.cz>
13605 * unroll.c (copy_loop_body): Always properly update JUMP_LABEL and
13608 2002-01-07 Graham Stott <grahams@redhat.com>
13610 * config/i386/i386.h: Update copyright date.
13611 (HALF_PIC_PTR): Add parenthesis.
13612 (OPTIMIZATION_OPTIONS): Whitespace, add parenthesis and wrap.
13613 (CONSTANT_ALIGNMENT): Add parenthesis.
13614 (DATA_ALIGNMENT): Likewise.
13615 (LOCAL_ALIGNMENT): Likewise.
13616 (FUNCTION_ARG_BOUNDARY): Whitespace, add parenthesis and wrap.
13617 (IS_STACK_MODE): Uppercase macro parameter, add parenthesis and wrap.
13618 (CONDITIONAL_REGISTER_USAGE): Wrap in do {...} while (0).
13619 (HARD_REGNO_NREGS): Add paranethesis.
13620 (VALID_SSE_REG_MODE): Whitespace.
13621 (VALID_MMX_REG_MODE): Whitespace.
13622 (VALID_FP_MODE_P): Uppercase macros parameter and whitespace.
13623 (ix86_hard_regno_mode_ok): Add parenthesis.
13624 (HARD_REGNO_CALLER_SAVE_MODE): Whitespace.
13625 (RETURN_IN_MEMORY): Whitespace.
13626 (N_REG_CLASSES): Add parenthesis.
13627 (INTEGER_CLASS_P): Add parenthesis and wrap.
13628 (FLOAT_CLASS_P): Likewise.
13629 (SSE_CLASS_P): Likewise.
13630 (MMX_CLASS_P): Likewise.
13631 (MAYBE_INTEGER_CLASS_P): Likewise.
13632 (MAYBE_FLOAT_CLASS_P): Likewise.
13633 (MAYBE_SSE_CLASS_P): Likewise.
13634 (MAYBE_MMX_CLASS_P): Likewise.
13635 (Q_CLASS_P): Likewise.
13636 (GENERAL_REGNO_P): Uppercase macro parameter.
13637 (REX_INT_REGNO_P): Uppercase macro parameter and wrap.
13638 (FP_REGNO_P): Likewise.
13639 (ANY_FP_REGNO_P): Uppercase macro parameter.
13640 (SSE_REGNO_P): Likewise.
13641 (SSE_REGNO): Likewise.
13642 (SSE_REG_P): Likewise.
13643 (SSE_FLOAT_MODE_P): Likewise.
13644 (MMX_REGNO_P): Likewise.
13645 (MMX_REG_P):Likewise.
13646 (STACK_REG_P): Likewise.
13647 (NON_STACK_REG_P): Likewise.
13648 (STACK_TOP_P): Likewise.
13649 (CONVERT_HARD_REGISTER_TO_SSA_P): Add parenthesis.
13650 (PREFERRED_RELOAD_CLASS): Add parenthesis and whitespace.
13651 (SECONDARY_MEMORY_NEEDED): Likewise.
13652 (SECONDARY_OUTPUT_RELOAD_CLASS): Whitespace.
13653 (MD_ASM_CLOBBERS): Whitespace and wrap.
13654 (MUST_PASS_IN_STACK): Whitespace and wrap.
13655 (RETURN_POPS_ARGS): Add parenthesis.
13656 (INIT_CUMULATIVE_ARGS): Likewise.
13657 (FUNCTION_ARG): Likewise.
13658 (FUNCTION_OK_FOR_SIBCALL): Add parenthesis and whitespace.
13659 (SETUP_INCOMING_VARARGS): Likewise.
13660 (BUILD_VA_LIST_TYPE): Add parenthesis.
13661 (EXPAND_BUILTIN_VA_START): Uppercase macro paremeters and add
13663 (EXPAND_BUILTIN_VA_ARG): Likewise.
13664 (FUNCTION_PROFILER): Wrap in do { ... } while (0) and add parenthesis.
13665 (INITIALIZE_TRAMPOLINE): Add parenthesis.
13666 (INITIAL_ELIMINATION_OFFSET): Likewise.
13667 (REGNO_OK_FOR_INDEX_P): Add parenthesis.
13668 (REGNO_OK_FOR_BASE_P): Likewise.
13669 (REGNO_OK_FOR_SIREG_P): Add parenthesis and wrap.
13670 (REGNO_OK_FOR_DIREG_P): Likewise.
13671 (REG_OK_FOR_INDEX_P): Whitespace.
13672 (REG_OK_FOR_BASE_P): Whitespace.
13673 (GO_IF_LEGITIMATE_ADDRESS): Wrap in do { ... } while (0) and add
13675 (FIND_BASE_TERM): Fix typo.
13676 (LEGITIMIZE_ADDRESS): Wrap in { .. } while (0) and add parenthesis.
13677 (REWRITE_ADDRESS): Uppercase macro parameter and whitespace.
13678 (SYMBOLIC_CONST; Whitespace.
13679 (GO_IF_MODE_DEPENDENT_ADDRESS):Wrap in { .. } while (0) and wrap.
13680 (ENCODE_SECTION_INFO): Whitespace.
13681 (FINALIZE_PIC): Remove do { ... } while (0).
13682 (PROMOTE_MODE): Wrap in do { ... } while (0).
13683 (CONST_COSTS): Whitespace.
13684 (RTX_COSTS): Add paramethesis, whitespace and wrap.
13685 (REGISTER_MOVE_COST): Add parenthesis.
13686 (MEMORY_MOVE_COST): Likewise.
13687 (EXTRA_CC_MODES): Whitespace.
13688 (SELECT_CC_MODE): Add parenthesis and whitespace.
13689 (DBX_REGISTER_NUMBER): Uppercase macro parameter and add parenthsis.
13690 (ASM_PREFERRED_EH_DATA_FORMAT): Add parenthesis and whitespace.
13691 (ASM_OUTPUT_LABEL): Add paramethesis.
13692 (ASM_OUTPUT_REG_PUSH): Add parenthesis and whitespace.
13693 (ASM_OUTPUT_REG_POP): Likewise.
13694 (ASM_OUTPUT_ADDR_VEC_ELT): Add parenthesis.
13695 (ASM_OUTPUT_ADDR_DIFF_ELT): Likewise.
13697 * config/i386/i386.c: Update copyright.
13698 (CHECK_STACK_LIMIT): Add parenthesis.
13699 (AT_BP): Uppercase macro parameter.
13700 (x86_64_int_parameter_registers): Constify.
13701 (x86_64_int_return_registers): Likewise.
13702 (ix86_compare_op0): Use rtx.
13703 (construct_container): Constify INTREG parameter.
13704 (function_arg): Use rtx.
13706 * diagnostic.h: Update copyright date.
13707 (output_buffer_state): Add parenthesis.
13708 (output_buffer_format_args): Likewise.
13710 * combine.c (combine_instructions): Replace XEXP (links, 0)
13713 2002-01-06 H.J. Lu <hjl@gnu.org>
13715 * cfgcleanup.c (thread_jump): Fix 2 typos.
13717 2002-01-06 Aldy Hernandez <aldyh@redhat.com>
13719 * config.gcc: Add support for --enable-altivec.
13721 2002-01-06 Craig Rodrigues <rodrigc@gcc.gnu.org>
13723 * emit-rtl.c (gen_highpart): Add check for NULL_RTX.
13725 2002-01-06 Jakub Jelinek <jakub@redhat.com>
13727 * objc/objc-act.c (handle_impent): Use assemble_variable to emit
13728 __objc_class_name_*.
13730 2002-01-06 Craig Rodrigues <rodrigc@gcc.gnu.org>
13732 * doc/install.texi (sparcv9-*-solaris2*): Add documentation.
13734 2002-01-06 Richard Henderson <rth@redhat.com>
13736 * reorg.c (emit_delay_sequence): Remove death notes, not merely
13737 nop them out. Increment label reference count for REG_LABEL.
13738 (fill_slots_from_thread): Frob label reference count around
13739 delete_related_insns.
13741 2002-01-05 Richard Henderson <rth@redhat.com>
13743 * cfgcleanup.c (try_forward_edges): Detect infinite loops while
13746 2002-01-05 Richard Henderson <rth@redhat.com>
13748 * c-decl.c (c_expand_body): Don't call outlining_inline_function.
13749 * integrate.c (output_inline_function): Likewise.
13750 * toplev.c (rest_of_compilation): Do it here instead. Move call
13751 to remove_unnecessary_notes after emitting abstract instance.
13752 Force an emitted nested function to have its parent emited as well.
13753 * dwarf2out.c (loc_descriptor_from_tree): Read mode after checking
13755 (rtl_for_decl_location): Do not look at reload data structures
13756 before reload has run.
13758 2002-01-05 Kazu Hirata <kazu@hxi.com>
13760 * cse.c: Fix formatting.
13761 * dwarf2asm.c: Likewise.
13762 * dwarf2out.c: Likewise.
13763 * explow.c: Likewise.
13764 * expmed.c: Likewise.
13765 * function.c: Likewise.
13766 * gcov.c: Likewise.
13767 * gencheck.c: Likewise.
13768 * genrecog.c: Likewise.
13769 * ggc-common.c: Likewise.
13770 * ggc-page.c: Likewise.
13771 * global.c: Likewise.
13773 2002-01-05 Kazu Hirata <kazu@hxi.com>
13775 * combine.c: Fix formatting.
13777 2002-01-05 Craig Rodrigues <crodrigu@bbn.com>
13780 * config/ia64/ia64.h (RENAME_EXTENDED_BLOCKS): Remove.
13782 2002-01-05 David Edelsohn <edelsohn@gnu.org>
13784 * config/rs6000/rs6000.h (TARGET_POWERPC): For IN_LIBGCC2, define
13785 as 1 for __powerpc64__ as well.
13787 * config/rs6000/t-aix43 (T_ADAFLAGS): Define.
13789 * alias.c (find_base_value, PLUS/MINUS): If we found a base,
13792 2002-01-05 Daniel Berlin <dan@dberlin.org>
13794 * lcm.c: Revert change, due to performance regression it causes on
13795 SPEC because it's slightly more conservative (sigh, I hate
13798 Sat Jan 5 11:52:05 CET 2002 Jan Hubicka <jh@suse.cz>
13800 * cfgcleanup.c (try_forward_edges): Allow multiple jump threading.
13802 2002-01-05 Neil Booth <neil@daikokuya.demon.co.uk>
13804 * doc/cppinternals.texi: Update.
13806 2002-01-05 Hans-Peter Nilsson <hp@bitrange.com>
13808 * doc/invoke.texi (Option Summary) <MMIX Options>: Document
13809 -mbranch-predict, -mreg-stack-fill-bug-workaround and their
13811 (MMIX Options): Ditto. Fix item/itemx typo for -mno-zero-extend.
13812 * config/mmix/mmix.c (mmix_target_asm_function_prologue): Rework
13813 kludge for pre-october-14th mmix versions to handle new-found bug
13814 with PUSHJ/PUSHGO and the register stack.
13815 * config/mmix/mmix.h (struct machine_function): Rename member
13816 has_call_value_without_parameters to has_call_without_parameters.
13817 All referers changed.
13818 (TARGET_MASK_REG_STACK_FILL_BUG, TARGET_DEFAULT
13819 TARGET_MASK_BRANCH_PREDICT): New macros.
13820 (TARGET_SWITCHES): New options -mreg-stack-fill-bug-workaround,
13821 -mno-reg-stack-fill-bug-workaround.
13822 * config/mmix/mmix.md ("call"): Set struct machine member
13823 has_call_without_parameters.
13825 Sat Jan 5 02:20:22 CET 2002 Jan Hubicka <jh@suse.cz>
13827 * cfgcleanup.c (thread_jump): Fix handling of reversed branches.
13829 Sat Jan 5 01:35:29 CET 2002 Jan Hubicka <jh@suse.cz>
13831 * cfgcleanup.c: Include tm_p.h
13832 (mark_effect): Fix handling of hard register; fix handling of SET
13834 2002-01-04 Kazu Hirata <kazu@hxi.com>
13836 * config/h8300/h8300.md (anonymous patterns): Check that
13837 operands are registers before using REGNO on them.
13839 2002-01-03 Roland McGrath <roland@frob.com>
13841 * doc/invoke.texi (RS/6000 and PowerPC Options): Add -mcall-gnu.
13843 2002-01-04 Jakub Jelinek <jakub@redhat.com>
13845 * tree.h (expand_expr_stmt_value): Add maybe_last argument.
13846 * c-common.h (genrtl_expr_stmt_value): Likewise.
13847 * stmt.c (expand_expr_stmt): Pass 1 as maybe_last.
13848 (expand_expr_stmt_value): Add maybe_last argument.
13849 Don't warn about statement with no effect if it is the last statement
13850 in expression statement.
13851 * c-semantics.c (genrtl_expr_stmt): Pass 1 as maybe_last.
13852 (genrtl_expr_stmt_value): Add maybe_last argument, pass it down to
13853 expand_expr_stmt_value.
13854 (expand_stmt) [EXPR_STMT]: Pass 1 as maybe_last to
13855 genrtl_expr_stmt_value if t is the last EXPR_STMT in its scope.
13856 * expr.c (expand_expr) [LABELED_BLOCK_EXPR, LOOP_EXPR]: Pass 1
13857 as maybe_last to expand_expr_stmt_value.
13859 Fri Jan 4 11:45:05 2002 Jeffrey A Law (law@redhat.com)
13861 * c-common.c (c_expand_start_cond): Expect the IF_STMT node to
13862 be passed in, do not build it.
13863 (c_begin_if_stmt): New function.
13864 (c_begin_while_stmt, c_finish_while_stmt_cond): Likewise.
13865 * c-common.h (c_expand_start_cond): Update prototype.
13866 (c_begin_if_stmt): Prototype new function.
13867 (c_begin_while_stmt, c_finish_while_stmt_cond): Likewise.
13868 * c-parse.in (if_prefix): Use c_begin_if_stmt,
13869 c_begin_while_stmt and c_finish_while_stmt_cond.
13871 2002-01-04 William Cohen <wcohen@redhat.com>
13873 * config/pa/elf.h (ASM_FILE_START): Reverted to profile_flag.
13874 * config/pa/pa-linux.h (ASM_FILE_START): Likewise.
13875 * config/pa/pa64-hpux.h (ASM_FILE_START): Likewise.
13876 * config/pa/som.h (ASM_FILE_START): Likewise.
13878 2002-01-04 Daniel Berlin <dan@cgsoftware.com>
13880 * lcm.c: Include df.h.
13881 Add available_transfer_function prototype.
13882 (compute_available): Rework to use iterative dataflow framework.
13883 (struct bb_info): s/bb_info/lcm_bb_info/g to avoid conflict
13884 with bb_info in df.h
13885 (available_transfer_function): New function.
13887 * Makefile.in (lcm.o): add df.h to dependencies.
13889 2002-01-04 Richard Henderson <rth@redhat.com>
13891 * config/alpha/alpha.c (some_operand): Accept HIGH.
13892 (input_operand): Likewise; accept simple references to globals.
13893 (alpha_const_ok_for_letter_p): New, outlined from alpha.h.
13894 (alpha_const_double_ok_for_letter_p): Likewise.
13895 (alpha_extra_constraint): Likewise.
13896 (alpha_preferred_reload_class): Likewise. Do not force
13897 symbolic constants to memory.
13898 (alpha_legitimate_address_p): Accept simple references
13899 to small_symbolic_operand.
13900 (alpha_legitimize_address): New arg scratch. Be prepared to be
13901 called when no_new_pseudos. Emit simple symbolic references.
13902 Split integers into low, high, and rest.
13903 (alpha_expand_mov): Use alpha_legitimize_address.
13904 (some_small_symbolic_mem_operand): New.
13905 (split_small_symbolic_mem_operand): New.
13906 * config/alpha/alpha-protos.h: Update.
13907 * config/alpha/alpha.h (CONST_OK_FOR_LETTER_P): Out-line.
13908 (CONST_DOUBLE_OK_FOR_LETTER_P): Likewise.
13909 (EXTRA_CONSTRAINT): Likewise.
13910 (PREFERRED_RELOAD_CLASS): Likewise.
13911 (LEGITIMIZE_ADDRESS): Update for alpha_legitimize_address change.
13912 (PREDICATE_CODES): Update.
13913 * config/alpha/alpha.md: New post-reload splitters to convert
13914 simplfied symbolic operands to the form that references $29.
13915 (divide expanders): Use emit_move_insn, not gen_movdi_er_high_g.
13916 (movdi_er_nofix, movdi_er_fix): Accept any symbolic operand.
13918 2002-01-03 Richard Henderson <rth@redhat.com>
13920 * local-alloc.c (function_invariant_p): Update commentary.
13922 2002-01-04 H.J. Lu <hjl@gnu.org>
13924 * toplev.c (rest_of_compilation): Fix a typo when calling
13927 2002-01-03 Kazu Hirata <kazu@hxi.com>
13929 * c-common.c: Fix formatting.
13930 * diagnostic.c: Likewise.
13931 * doloop.c: Likewise.
13932 * dwarf2out.c: Likewise.
13934 2002-01-03 Kazu Hirata <kazu@hxi.com>
13936 * config/h8300/h8300.c (output_logical_op): Use 'not.w' instead
13937 of 'neg.w' when xoring with 0x0000ffff or 0xffff0000.
13939 2002-01-03 Neil Booth <neil@daikokuya.demon.co.uk>
13941 * cpperror.c: Update comments and copyright.
13942 * cppexp.c, cppfiles.c, cpphash.c, cpphash.h, cppinit.c,
13943 cpplex.c, cpplib.c, cpplib.h, cppmacro.c, cppmain.c: Similarly.
13945 2002-01-03 John David Anglin <dave@hiauly1.hia.nrc.ca>
13947 * collect2.c (main): Use strcmp when testing for "-shared".
13949 2002-01-03 Neil Booth <neil@daikokuya.demon.co.uk>
13951 * cppmacro.c: Don't include intl.h. Update comments.
13952 (new_number_token): Allocate enough buffer for 64-bit unsigned
13953 integers; update prototype.
13954 * cppmain.c: Update comments.
13956 2002-01-03 William Cohen <wcohen@redhat.com>
13958 * function.h (struct function): Add profile.
13959 (current_function_profile): New.
13960 doc/extend.texi: Update documentation.
13961 * final.c (final_start_function): Use current_function_profile
13962 instead of profile_flag.
13963 (profile_after_prologue): Likewise.
13964 * function.c (expand_function_start): Likewise.
13965 (expand_function_start): Likewise.
13966 * config/alpha/alpha.c (direct_call_operand):
13967 (alpha_does_function_need_gp): Likewise.
13968 (alpha_expand_prologue): Likewise.
13969 * config/arm/arm.c (arm_expand_prologue): Likewise.
13970 thumb_expand_prologue: Likewise.
13971 * config/d30v/d30v.c (d30v_stack_info): Likewise.
13972 * config/fr30/fr30.c (MUST_SAVE_RETURN_POINTER): Likewise.
13973 (fr30_expand_prologue): Likewise.
13974 * config/i386/cygwin.h (SUBTARGET_PROLOGUE): Likewise.
13975 * config/i386/i386.c (ix86_osf_output_function_prologue): Likewise.
13976 * config/i386/i386.h (FINALIZE_PIC): Likewise.
13977 * config/i386/win32.h (SUBTARGET_PROLOGUE): Likewise.
13978 * config/i960/i960.c (i960_output_function_prologue): Likewise.
13979 * config/ia64/ia64.c (ia64_compute_frame_size): Likewise.
13980 * config/m32r/m32r.c (MUST_SAVE_RETURN_ADDR): Likewise.
13981 (m32r_expand_prologue): Likewise.
13982 * config/m88k/m88k.c (m88k_layout_frame): Likewise.
13983 (m88k_expand_prologue): Likewise.
13984 * config/m88k/m88k.h (ADJUST_INSN_LENGTH): Likewise.
13985 * config/mips/mips.c (compute_frame_size): Likewise.
13986 (mips_expand_prologue): Likewise.
13987 (mips_can_use_return_insn): Likewise.
13988 * config/pa/elf.h (ASM_FILE_START): Likewise.
13989 * config/pa/pa-linux.h (ASM_FILE_START): Likewise.
13990 * config/pa/pa64-hpux.h (ASM_FILE_START): Likewise.
13991 * config/pa/som.h (ASM_FILE_START): Likewise.
13992 * config/romp/romp.c (romp_using_r14): Likewise.
13993 * config/rs6000/rs6000.c (first_reg_to_save): Likewise.
13994 (rs6000_stack_info): Likewise.
13995 * config/rs6000/sysv4.h (ASM_DECLARE_FUNCTION_NAME): Likewise.
13996 * config/rs6000/xcoff.h (ASM_FILE_START): Likewise.
13997 * config/v850/v850.c (compute_register_save_size): Likewise.
13999 2002-01-03 Jakub Jelinek <jakub@redhat.com>
14001 * simplify-rtx.c (simplify_binary_operation) [DIV]: If
14002 gen_lowpart_common fails, use gen_lowpart_SUBREG.
14004 2002-01-03 Turly O'Connor <turly@apple.com>
14006 * darwin.c (machopic_output_possible_stub_label): Don't generate
14007 stub routines for pseudo-stubs which we've just defined.
14009 2002-01-03 Kazu Hirata <kazu@hxi.com>
14011 * builtins.c: Fix formatting.
14012 * c-typeck.c: Likewise.
14013 * combine.c: Likewise.
14014 * expr.c: Likewise.
14015 * loop.c: Likewise.
14017 2002-01-03 Andreas Schwab <schwab@suse.de>
14019 * cppfiles.c (_cpp_pop_file_buffer): Change return type to bool
14020 and return true if _cpp_push_next_buffer pushed a new include
14022 * cpplib.c (_cpp_pop_buffer): Only call obstack_free if
14023 _cpp_pop_file_buffer did not push a new file.
14024 * cpphash.h (_cpp_pop_file_buffer): Update declaration.
14026 2002-01-02 Eric Christopher <echristo@redhat.com>
14028 * final.c (final_scan_insn): Change 0 -> NULL_RTX in
14029 FIND_REG_INC_NOTE call. Update copyright.
14030 * loop.c (canonicalize_condition): Ditto.
14031 * reorg.c (delete_scheduled_jump): Ditto.
14033 2002-01-03 Kazu Hirata <kazu@hxi.com>
14035 * gcse.c: Fix formatting.
14037 2002-01-03 Graham Stott <grahams@redhat.com>
14039 * mkconfig.sh: Output to config.h, hconfig.h and tconfig.h
14040 forward defs for struct tags rtx_def, union_tree, rtvec_def
14041 also output corresponding typedefs for rtx, tree, and rtvec.
14043 * system.h: Move forward defs for struct tags rtx_def, union_tree,
14044 rtvec_def along with corresponding typedefs for rtx, tree, and
14045 rtvec to config.h, hconfig.h, tconfig.h.
14047 2002-01-03 Graham Stott <grahams@redhat.com>
14049 * tree.h: Update copyright date.
14050 (IS_EXPR_CODE_CLASS): Add parenthesis.
14051 (TREE_SET_CODE): Add whitespace.
14052 (TREE_CHECK): Add parenthesis.
14053 (TREE_CLASS_CODE): Add parenthesis and wrap long line.
14054 (CST_OR_CONSTRUCTOR_CHECK):
14055 (EXPR_CHECK): Add parenthis, whitespace and wrap line.
14056 (TREE_SYMBOL_REFERENCED): Whitespace.
14057 (INT_CST_LT): Likewise.
14058 (INT_CST_LT_UNSIGNED): Likewise.
14059 (tree_real_cst): Unwrap comment.
14060 (tree_string): Likewise.
14061 (tree_complex): Likewise.
14062 (IDENTIFIER_POINTER): correct cast.
14063 (SAVE_EXPR_CONTEXT): Whitespace.
14064 (EXPR_WFL_FILENAME_NODE): Likewise.
14065 (EXPR_WFL_FILENAME): Remove parenthesis.
14066 (DECL_ORIGIN): Add parenthesis.
14067 (DECL_FROM_INLINE): Use NULL_TREE.
14068 (build_int_2): Whitespace.
14069 (build_type_variant): Add parenthesis.
14071 * gcc/jcf-parse.c: Update copyright date.
14072 (yyparse): Constify resource_filename.
14074 2002-01-03 Graham Stott <grahams@redhat.com>
14076 * rtl.h: Update copyright date.
14077 (RTL_CHECK1): Wrap long line.
14078 (RTL_CHECK2): Likewise.
14079 (RTL_CHECKC1): Wrap long line and whitespace.
14080 (RTL_CHECKC2): Likewise.
14081 (XWINT): Whitespace.
14087 (XBITMAP): Likewise.
14089 (XBBDEF): Likewise.
14091 (X0WINT): Likewise.
14093 (X0UINT): Likewise.
14097 (X0MODE): Likewise.
14098 (X0BITMAP): Likewise.
14099 (X0TREE): Likewise.
14100 (X0BBDEF): Likewise.
14101 (X0ADVFLAGS): Likewise.
14102 (X0CSELIB): Likewise.
14103 (X0MEMATTR): Likewise.
14104 (XCWINT): Likewise.
14106 (XCUINT): Likewise.
14110 (XCMODE): Likewise.
14111 (XCBITMAP): Likewise.
14112 (XCTREE): Likewise.
14113 (XCBBDEF): Likewise.
14114 (XCADVFLAGS): Likewise.
14115 (XCCSELIB): Likewise.
14116 (XC2EXP): Likewise.
14117 (INSN_UID): Likewise.
14118 (PREV_INSN): Likewise.
14119 (PATTERN): Likewise.
14120 (INSN_CODE): Likewise.
14121 (PUT_REG_NOTE_KIND): Likewise.
14122 (CODE_LABEL_NUMBER): Likewise.
14123 (NOTE_SOURCE_FILE): Likewise.
14124 (NOTE_BLOCK): Likewise.
14125 (NOTE_EH_HANDLER): Likewise.
14126 (NOTE_RANGE_INFO): Likewise.
14127 (NOTE_LIVE_INFO): Likewise.
14128 (NOTE_BASIC_BLOCK): Likewise.
14129 (NOTE_EXPECTED_VALUE): Likewise.
14130 (NOTE_LINE_NUMBER): Likewise.
14131 (LABEL_NAME): Likewise.
14132 (LABEL_NUSES): Likewise.
14133 (LABEL_ALTERNATE_NAME): Likewise.
14134 (ADDRESSOF_DECL): Likewise.
14135 (JUMP_LABEL): Likewise.
14136 (LABEL_NEXTREF): Likewise.
14138 (ORIGINAL_REGNO: Likewise.
14139 (HARD_REGISTER_NUM_P): Add parenthesis.
14140 (SUBREG_REG): Whitespace.
14141 (SUBREG_BYTE): Likewise.
14142 (ASM_OPERANDS_TEMPLATE): Remove parenthesis.
14143 (ASM_OPERANDS_OUTPUT_CONSTRAINT): Likewise.
14144 (ASM_OPERANDS_OUTPUT_IDX): Likewise.
14145 (ASM_OPERANDS_INPUT_VEC): Likewise.
14146 (ASM_OPERANDS_INPUT_CONSTRAINT_VEC): Likewise.
14147 (ASM_OPERANDS_INPUT): Likewise.
14148 (ASM_OPERANDS_INPUT_LENGTH): Likewise.
14149 (ASM_OPERANDS_INPUT_CONSTRAINT_EXP): Likewise.
14150 (ASM_OPERANDS_INPUT_CONSTRAINT): Likewise.
14151 (ASM_OPERANDS_INPUT_MODE): Likewise.
14152 (ASM_OPERANDS_SOURCE_FILE): Likewise.
14153 (ASM_OPERANDS_SOURCE_LINE): Likewise.
14154 (MEM_SET_IN_STRUCT_P): Minor reformat.
14155 (TRAP_CONDITION): Whitespace.
14156 (TRAP_CODE): Likewise.
14157 (COND_EXEC_TEST): Likewise.
14158 (COND_EXEC_CODE): Likewise.
14159 (FIND_REG_INC_NOTE): Uppercase macro args and add parenthesis.
14160 (PHI_NODE_P): Add parenthesis.
14161 (plus_constant): Whitespace and add parenthesis.
14163 2002-01-03 Kazu Hirata <kazu@hxi.com>
14165 * config/avr/avr.c: Fix comment typos.
14166 * config/c4x/c4x.md: Likewise.
14167 * config/dsp16xx/dsp16xx.h: Likewise.
14168 * config/dsp16xx/dsp16xx.md: Likewise.
14169 * config/i386/i386.md: Likewise.
14170 * config/ia64/ia64.c: Likewise.
14171 * config/m32r/m32r.h: Likewise.
14172 * config/m68hc11/m68hc11.md: Likewise.
14173 * config/mmix/mmix.c: Likewise.
14174 * config/mn10200/mn10200.c: Likewise.
14175 * config/romp/romp.c: Likewise.
14176 * config/sh/sh.c: Likewise.
14177 * config/stormy16/stormy16.c: Likewise.
14178 * config/stormy16/stormy16.h: Likewise.
14179 * config/stormy16/stormy16.md: Likewise.
14181 2002-01-03 Graham Stott <grahams@redhat.com>
14183 * loop.h: Update copyright date.
14184 (LOOP_MOVABLES): Fix typo.
14185 (LOOP_REGS): Likewise.
14186 (LOOP_IVS): Likewise.
14188 2002-01-03 Graham Stott <grahams@redhat.com>
14190 * cppinit.c: Update copyright date.
14191 Don't include output.h
14192 * Makefile.in: Update copyright date.
14195 2002-01-02 Craig Rodrigues <rodrigc@gcc.gnu.org>
14198 * invoke.texi (-mthreads): Remove from documented RS/6000 options.
14199 (-pthread) Add to RS/6000 options.
14201 2002-01-02 Kazu Hirata <kazu@hxi.com>
14203 * except.c: Fix comment typos.
14204 * loop.c: Likewise.
14205 * varasm.c: Likewise.
14206 * doc/tm.texi: Fix a typo.
14208 2002-01-02 Jakub Jelinek <jakub@redhat.com>
14210 * c-typeck.c (output_init_element): Allow initializing static storage
14211 duration objects with compound literals.
14213 2002-01-02 Richard Henderson <rth@redhat.com>
14215 * objc/objc-act.c (hack_method_prototype): Clear current_function_decl
14218 2002-01-02 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
14220 * gcc.c (default_compilers): Const-ify.
14221 * mips-tdump.c (stab_names): Likewise.
14222 * mips-tfile.c (map_coff_types, map_coff_storage,
14223 map_coff_sym_type, map_coff_derived_type, stabs_symbol,
14224 pseudo_ops_t, pseudo_ops): Likewise.
14225 * protoize.c (default_include): Likewise
14227 * real.c (GET_REAL, PUT_REAL): Don't cast away const-ness.
14228 (ezero, ehalf, eone, etwo, e32, elog2, esqrt2, epi): Const-ify.
14229 Add array size in declaration.
14230 (endian, emov, eisneg, eisinf, eisnan, eiisnan, eiisneg, emovi,
14231 emovo, emovz, eiisinf, ecmpm, eaddm, esubm, m16m, edivm, emulm,
14232 esub, eadd, eadd1, ediv, emul, e53toe, e64toe, e113toe, e24toe,
14233 etoe113, etoe64, etoe53, etoe24, ecmp, eround, ltoe, ultoe,
14234 eifrac, euifrac, e24toasc, e53toasc, e64toasc, e113toasc, etoasc,
14235 efloor, efrexp, eldexp, eremain, dectoe, etodec, ibmtoe, etoibm,
14236 c4xtoe, etoc4x, uditoe, ditoe, etoudi, etodi, esqrt, etens,
14237 emtens, make_nan): Const-ify.
14238 (TFbignan, TFlittlenan, XFbignan, XFlittlenan, DFbignan,
14239 DFlittlenan, SFbignan, SFlittlenan): Make static and const-ify.
14241 2002-01-02 Joseph S. Myers <jsm28@cam.ac.uk>
14243 * config.gcc (ia64-*-*): Set extra_headers.
14244 (alpha*-dec-osf*): Likewise. Don't use alpha/t-osf.
14245 * config/alpha/t-osf: Remove.
14246 * config/ia64/t-ia64 (EXTRA_HEADERS): Remove.
14248 2002-01-02 David Edelsohn <edelsohn@gnu.org>
14250 * config/rs6000/t-aix43: Revert previous change.
14252 2002-01-02 Jason Merrill <jason@redhat.com>
14254 * c-decl.c (c_expand_body): Call outlining_inline_function when
14255 emitting an inline function out of line.
14257 2002-01-02 Richard Henderson <rth@redhat.com>
14259 * dwarf2out.c (limbo_die_node): Add created_for member.
14260 (new_die): New argument created_for. Update all callers.
14261 (mark_limbo_die_list): New.
14262 (dwarf2out_init): Register limbo_die_list as a root.
14263 (dwarf2out_finish): Force insert limbo dies into their function
14266 2002-01-02 Nathan Sidwell <nathan@codesourcery.com>
14269 * doc/invoke.texi (-Wold-style-cast): Only warn about non-void casts.
14271 2002-01-02 Kazu Hirata <kazu@hxi.com>
14273 * config/h8300/fixunssfsi.c: Update copyright.
14276 * config/h8300/h8300.c: Update copyright.
14277 Eliminate warnings.
14279 2002-01-02 Kazu Hirata <kazu@hxi.com>
14281 * config/romp/romp.c: Fix comment formatting.
14282 * config/romp/romp.h: Likewise.
14283 * config/romp/romp.md: Likewise.
14284 * config/s390/s390.c: Likewise.
14285 * config/stormy16/stormy16.c: Likewise.
14286 * config/stormy16/stormy16.h: Likewise.
14288 2002-01-02 Alexandre Oliva <aoliva@redhat.com>
14290 * c-common.h (genrtl_expr_stmt_value): Declare.
14291 * c-semantics.c (genrtl_goto_stmt): Redirect to...
14292 (genrtl_goto_stmt_value): ... this new function. Pass new
14293 argument down to expand_expr_stmt_value, taking
14294 TREE_ADDRESSABLE into account.
14295 * c-common.c (c_expand_expr): Mark the last EXPR_STMT of a
14296 STMT_EXPR as addressable, i.e., one whose result we want.
14297 * expr.c (expand_expr): Don't save expression statement value
14298 of labeled_blocks or loop_exprs.
14299 * stmt.c (expand_expr_stmt): Redirect to...
14300 (expand_expr_stmt_value): ... this new function. Use new
14301 argument to tell whether to save expression value.
14302 (expand_end_stmt_expr): Reset last_expr_type and
14303 last_expr_value if we don't have either.
14304 * tree-inline.c (declare_return_variable): Mark its use
14305 statement as addressable.
14306 * tree.h: Document new use of TREE_ADDRESSABLE.
14307 (expand_expr_stmt_value): Declare.
14309 2002-01-01 Tom Rix <trix@redhat.com>
14311 * config/rs6000/rs6000.c (rs6000_emit_set_long_const): Fix for use by
14312 rs6000_emit_allocate_stack.
14314 2002-01-01 Joseph S. Myers <jsm28@cam.ac.uk>
14316 * configure.in: Prepend ${srcdir}/config/${cpu_type}/ instead of
14317 ${srcdir}/ginclude/ to every entry in extra_headers.
14318 * configure: Regenerate.
14319 * ginclude/math-3300.h: Rename to config/m68k/math-3300.h.
14320 * ginclude/math-68881.h: Rename to config/m68k/math-68881.h.
14321 * ginclude/ppc-asm.h: Rename to config/rs6000/ppc-asm.h.
14322 * ginclude/proto.h: Rename to config/convex/proto.h.
14324 Tue Jan 1 17:12:56 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
14326 * attribs.c (handle_vector_size_attribute): Use host_integerp
14327 and tree_int_cst; remove warnings.
14328 * caller-save.c (insert_restore): Add cast to get rid of warning.
14329 (insert_save): Likewise.
14330 * emit-rtl.c (adjust_address_1, offset_address): Likewise.
14331 * regmove.c (find_matches): Add temporary var to kill a warning.
14333 2002-01-01 Douglas B Rupp <rupp@gnat.com>
14335 * config/alpha/vms.h (DWARF2_UNWIND_INFO, EH_RETURN_HANDLER_RTX,
14336 LINK_EH_SPEC, MD_FALLBACK_FRAME_STATE_FOR): Define.
14337 * config/alpha/t-vms (EXTRA_PARTS): Add vms-dwarf2eh.o
14338 (vms-dwarf2eh.o): Add Makefile rule.
14339 * config/alpha/vms-ld.c (main): Handle vms-dwarf2eh.o.
14340 * config/alpha/vms-dwarf2eh.asm: New file.
14342 * gcc.c (delete_if_ordinary): Delete all versions.
14344 2002-01-01 Hans-Peter Nilsson <hp@bitrange.com>
14346 * config/mmix/mmix.md: Update FIXME to not mention
14348 (MMIX_rJ_REGNUM): New define_constants constant.
14349 ("movqi", "movsi", "movdi", "*movdicc_real_foldable",
14350 "*movdicc_real"): Adjust contraints formatting.
14351 ("*bCC_foldable"): Add %+ for P in output format and delete FIXME
14352 for branch prediction.
14353 ("*bCC", "*bCC_inverted_foldable", "*bCC_inverted"): Add %+ in
14355 ("*call_real", "*call_value_real", "nonlocal_goto_receiver",
14356 "*nonlocal_goto_receiver_expanded"): Use MMIX_rJ_REGNUM instead of
14357 number. Delete related FIXMEs.
14358 * config/mmix/mmix.h (MMIX_INCOMING_RETURN_ADDRESS_REGNUM): Change
14359 from number to MMIX_rJ_REGNUM.
14360 (TARGET_MASK_BRANCH_PREDICT): New.
14361 (TARGET_DEFAULT): Change to TARGET_MASK_BRANCH_PREDICT.
14362 (TARGET_SWITCHES): Update comment. Correct -mno-toplevel-symbols
14363 value. Add -mbranch-predict and -mno-branch-predict.
14364 (TARGET_VERSION): Drop date.
14365 (ADDITIONAL_REGISTER_NAMES): Use MMIX_rJ_REGNUM, not number.
14366 * config/mmix/mmix.c (mmix_encode_section_info): Correct condition
14367 for finding out global symbols.
14368 (mmix_asm_output_labelref): Revert condition for global symbol.
14369 (mmix_print_operand): <case '+'>: Emit P for a likely branch.
14370 (mmix_print_operand_punct_valid_p): A '+' is valid.
14372 See ChangeLog.6 for earlier changes.