1 2005-04-03 Steven Bosscher <stevenb@suse.de>
4 * bb-reorder.c (duplicate_computed_gotos): Do not unfactor
5 a computed goto if the edge to the computed goto block has
6 incoming abnormal edges. Clarify how the function works.
8 2005-04-03 Nathan Sidwell <nathan@codesourcery.com>
10 * params.c (set_param_value): Use gcc_assert & gcc_unreachable.
11 * passes.c (open_dump_file, rest_of_handle_final): Likewise.
12 * postreload-gcse.c (expr_equiv_p, oprs_unchanged_p,
13 hash_scan_set, reg_set_between_after_reload_p,
14 reg_used_between_after_reload_p, get_avail_load_store_reg,
15 eliminate_partially_redundant_load): Likewise.
16 * postreload.c (reload_cse_simplify_set,
17 reload_combine_note_use): Likewise.
18 * predict.c (predict_insn, expected_value_to_br_prob,
19 propagate_freq, expensive_function_p): Likewise.
20 * print-rtl.c (print_rtx): Likewise.
21 * profile.c (instrument_edges, instrument_values,
22 compute_branch_probabilities, branch_prob, union_groups,
23 tree_register_profile_hooks, rtl_register_profile_hooks): Likewise.
24 * protoize.c (in_system_include_dir, file_could_be_converted,
25 file_normally_convertible, gen_aux_info_file, seek_to_line,
26 do_cleaning): Likewise.
27 * tree-ssa-alias.c (collect_points_to_info_r): Likewise.
28 * tree-ssa-ccp.c (execute_fold_all_builtins): Likewise.
29 * tree-ssa-loop-ivopts.c (produce_memory_decl_rtl): Likewise.
31 2005-04-03 Mostafa Hagog <mustafa@il.ibm.com>
33 * cfg.c (clear_bb_flags): Don't clear BB_DISABLE_SCHEDULE.
34 * modulo-sched.c (undo_replace_buff_elem): New structure.
35 (kernel_number_of_cycles, ps_unschedule_node,
36 undo_generate_reg_moves,free_undo_replace_buff,
37 undo_permute_partial_schedule, loop_single_full_bb_p,
38 SIMPLE_SMS_LOOP_P, loop_canon_p, canon_loop,
39 build_loops_structure, get_sched_window): New.
40 (generate_reg_moves): Return undo_replace_buff_elem and other
42 (generate_prolog_epilog): Remove old loop versioning.
43 (sms_schedule): Use loop information and loop_version.
44 (sms_schedule_by_order): Split part of it to get_sched_window.
45 * passes.c (rest_of_handle_sms): call cfg_layout_initialize
46 cfg_layout_finalize and free_dominance_info before/after SMS.
48 2005-04-03 Mostafa Hagog <mustafa@il.ibm.com>
50 * cfghooks.c (lv_flush_pending_stmts,
51 cfg_hook_duplicate_loop_to_header_edge, extract_cond_bb_edges,
52 lv_adjust_loop_header_phi, lv_add_condition_to_bb): New.
53 * cfghooks.h (cfg_hook_duplicate_loop_to_header_edge,
54 lv_add_condition_to_bb,
55 lv_adjust_loop_header_phi, extract_cond_bb_edges,
56 flush_pending_stmts): New in cfg_hooks structure.
57 (cfg_hook_duplicate_loop_to_header_edge, lv_flush_pending_stmts,
58 extract_cond_bb_edges, lv_adjust_loop_header_phi,
59 lv_add_condition_to_bb): New declarations.
60 * cfgloop.h (duplicate_loop_to_header_edge): Change return type to
62 (loop_version): Declare.
63 * cfgloopmanip.c (cfghooks.h): Include.
64 (duplicate_loop_to_header_edge): Change return type to bool.
65 (loop_version, lv_adjust_loop_entry_edge): Move here.
66 * cfgrtl.c (cfgloop.h): Include.
67 (rtl_verify_flow_info_1): Fix.
68 (rtl_lv_add_condition_to_bb, rtl_extract_cond_bb_edges): New.
69 (rtl_cfg_hooks, cfg_layout_rtl_cfg_hook): Add hooks to
71 * tree-cfg.c (tree_lv_adjust_loop_header_phi,
72 tree_lv_add_condition_to_bb): New.
73 (tree_cfg_hooks): Add new hooks to initialization.
74 * tree-ssa-loop-manip.c (lv_adjust_loop_header_phi,
75 lv_adjust_loop_entry_edge, tree_ssa_loop_version): Remove.
77 2005-04-03 Kazu Hirata <kazu@cs.umass.edu>
79 * config/stormy16/stormy16.h (PREDICATE_CODES): Add SUBREG to
80 xstormy16_below100_or_register,
81 xstormy16_splittable_below100_or_register, and
82 nonimmediate_nonstack_operand.
84 * config/stormy16/stormy16-protos.h: Remove the prototypes for
85 xstormy16_ineqsi_operator, equality_operator,
86 inequality_operator, shift_operator,
87 xstormy16_below100_operand, xstormy16_below100_or_register,
88 xstormy16_splittable_below100_or_register,
89 xstormy16_onebit_set_operand, xstormy16_onebit_clr_operand.
90 * config/stormy16/stormy16.c (xstormy16_ineqsi_operator,
91 equality_operator, inequality_operator,
92 xstormy16_below100_operand, xstormy16_below100_or_register,
93 xstormy16_splittable_below100_or_register,
94 xstormy16_onebit_set_operand, xstormy16_onebit_clr_operand,
95 nonimmediate_nonstack_operand, shift_operator): Move to
97 * config/stormy16/stormy16.h (PREDICATE_CODES): Remove.
98 * config/stormy16/stormy16.md: Include predicates.md.
99 * config/stormy16/predicates.md: New.
101 2005-04-02 Kazu Hirata <kazu@cs.umass.edu>
103 * config/iq2000/iq2000.c (uns_arith_operand, arith_operand,
104 small_int, large_int, reg_or_0_operand, simple_memory_operand,
105 equality_op, cmp_op, pc_or_label_operand, call_insn_operand,
106 move_operand, power_of_2_operand): Move to predicates.md.
107 * config/iq2000/iq2000.h (SPECIAL_MODE_PREDICATES,
108 PREDICATE_CODE): Remove.
109 * config/iq2000/iq2000.md: Include predicates.md.
110 * config/iq2000/predicates.md: New.
112 2005-04-02 Richard Sandiford <rsandifo@redhat.com>
114 * config/m68hc11/m68hc11.h (target_flags, MASK_SHORT)
115 (MASK_AUTO_INC_DEC, MASK_M6811, MASK_M6812, MASK_M68S12)
116 (MASK_NO_DIRECT_MODE, MASK_MIN_MAX, MASK_LONG_CALLS)
117 (TARGET_SHORT, TARGET_M6811, TARGET_M6812, TARGET_M68S12)
118 (TARGET_AUTO_INC_DEC, TARGET_MIN_MAX, TARGET_NO_DIRECT_MODE)
119 (TARGET_LONG_CALLS, TARGET_SWITCHES, TARGET_OPTIONS)
120 (SUBTARGET_SWITCHES, SUBTARGET_OPTIONS, m68hc11_regparm_string)
121 (m68hc11_reg_alloc_order, m68hc11_soft_reg_count)
122 (TARGET_M68HC11): Delete.
123 (TARGET_DEFAULT): Change the default setting from MASK_M6811 to 0.
124 * config/m68hc11/m68hc12.h (TARGET_M68HC12): Delete.
125 * config/m68hc11/m68hc11.c (m68hc11_regparm_string)
126 (m68hc11_reg_alloc_order, m68hc11_soft_reg_count)
127 (nb_soft_regs): Delete.
128 (TARGET_DEFAULT_TARGET_FLAGS): Override default with TARGET_DEFAULT.
129 (m68hc11_override_options): Remove the code that caters for MASK_M6811
130 and MASK_M6812 being set simultaneously. Change the code that sets
131 the default m68hc11_soft_reg_count to use integers instead of strings.
132 (m68hc11_conditional_register_usage, hard_regno_mode_ok): Use
133 m68hc11_soft_reg_count (which now has an int type) as the number
135 * config/m68hc11/m68hc11.opt: New file.
137 2005-04-02 Kazu Hirata <kazu@cs.umass.edu>
139 * config/fr30/fr30.h (PREDICATE_CODES): Remove
140 fp_displacement_operand, sp_displacement_operand.
142 * config/m68hc11/m68hc11-protos.h: Add a prototype for
144 Remove the prototypes for tst_operand, cmp_operand,
145 stack_register_operand, d_register_operand,
146 hard_addr_reg_operand, splitable_operand,
147 m68hc11_logical_operator, m68hc11_arith_operator,
148 m68hc11_non_shift_operator, m68hc11_shift_operator,
149 m68hc11_unary_operator, m68hc11_eq_compare_operator,
150 non_push_operand, hard_reg_operand, and
151 reg_or_some_mem_operand.
152 * config/m68hc11/m68hc11.c (m68hcc_auto_inc_p): Make it
154 (tst_operand, cmp_operand, non_push_operand,
155 splitable_operand, reg_or_some_mem_operand,
156 stack_register_operand, d_register_operand,
157 hard_addr_reg_operand, hard_reg_operand,
158 m68hc11_eq_compare_operator, m68hc11_logical_operator,
159 m68hc11_arith_operator, m68hc11_non_shift_operator,
160 m68hc11_shift_operator, m68hc11_unary_operator): Move to
162 * config/m68hc11/m68hc11.h (PREDICATE_CODES): Remove.
163 * config/m68hc11/m68hc11.md: Include predicates.md.
164 * config/m68hc11/predicates.md: New.
166 2005-04-02 Alexandre Oliva <aoliva@redhat.com>
169 * dwarf2out.c (add_abstract_origin_attribute): Revert accidental
170 change checked in along with 2005-03-03's patch for debug/20253.
171 * tree-inline.c (remap_type): Remap TYPE_STUB_DECL.
172 (remap_decl): Insert type decl in map earlier.
174 2005-04-02 Alexandre Oliva <aoliva@redhat.com>
176 PR tree-optimization/20640
177 * tree-ssa-dce.c (remove_dead_stmt): Don't redirect edge to
178 post-dominator if it has phi nodes.
179 (eliminate_unnecessary_stmts): Remove dead phis in all blocks
180 before dead statements.
182 2005-04-02 Alexandre Oliva <aoliva@redhat.com>
185 * final.c (alter_subreg): Don't call subreg_regno for a non-REG.
187 2005-04-02 Alexandre Oliva <aoliva@redhat.com>
189 PR rtl-optimization/20290
190 * loop.c (for_each_insn_in_loop): Don't assume the loop body runs
191 in every iteration if the entry point is the exit test.
193 2005-04-02 Hans-Peter Nilsson <hp@axis.com>
195 * config/cris/cris.md (attribute "length"): Define.
197 2005-04-02 Geoffrey Keating <geoffk@apple.com>
199 * config/rs6000/predicates.md (indexed_or_indirect_operand): New.
200 (word_offset_memref_operand): New.
201 * config/rs6000/rs6000-protos.h (word_offset_memref_operand): Delete.
202 (indexed_or_indirect_operand): Delete.
203 * config/rs6000/rs6000.c (word_offset_memref_operand): Delete.
204 (indexed_or_indirect_operand): Delete.
206 * config/rs6000/t-darwin8: Comment out ppc64 multilib.
209 * config/rs6000/rs6000.md (fix_truncdfsi2): Make destination
212 * config/rs6000/t-darwin (TARGET_LIBGCC2_CFLAGS): Add -pipe.
213 * config/t-darwin (TARGET_LIBGCC2_CFLAGS): Likewise.
215 2005-04-01 Jan-Benedict Glaw <jbglaw@lug-owl.de>
217 * gcc/config/vax/vax.md: Spellcheck, fix whitespace.
219 2005-04-01 Ian Lance Taylor <ian@airs.com>
221 * gcc.c: Don't include <sys/resource.h> or declare getrusage.
222 (rus, prus): Remove static variables.
223 (execute): Use pex_run/pex_get_status rather than pexecute/pwait.
224 (process_command): Permit report_times and use_pipes together.
226 2005-04-01 Joseph S. Myers <joseph@codesourcery.com>
228 * c-decl.c (validate_proto_after_old_defn): Look at
229 TYPE_MAIN_VARIANT of argument types.
231 2005-04-01 Paul Brook <paul@codesourcery.com>
233 * config/arm/arm.c (thumb_call_via_label): Include space for SP.
234 (arm_output_function_epilogue): Allow call_via_SP.
235 (thumb_call_via_reg, arm_file_end): Ditto.
236 * config/arm/arm.h (struct machine_function): Include space for SP.
237 (thumb_call_via_label): Update declaration.
239 2005-04-01 Ian Lance Taylor <ian@airs.com>
241 * final.c (final_scan_insn): Revert part of 2005-03-30 patch: when
242 doing a peephole optimization, once again put any notes in the
245 2005-04-01 Kazu Hirata <kazu@cs.umass.edu>
247 * bb-reorder.c, fold-const.c, varasm.c: Fix comment typos.
249 2005-04-01 Nathan Sidwell <nathan@codesourcery.com>
251 * local-alloc.c (update_equiv_regs): Use gcc_assert, gcc_unreachable.
252 (block_alloc, find_free_reg): Likewise.
253 * loop-doloop.c (doloop_modify): Likewise.
254 * loop-invariant.c (record_use): Likewise.
255 * loop-iv.c (get_biv_step_1, get_biv_step, iv_analyze,
256 get_iv_value, canon_condition, eliminate_implied_condition,
257 eliminate_implied_condition, simplify_using_initial_values,
258 shorten_into_mode, canonicalize_iv_subregs,
259 iv_number_of_iterations): Likewise.
260 * loop-unroll.c (expand_var_during_unrolling): Likewise.
261 * loop-unswitch.c (compare_and_jump_seq, unswitch_single_loop,
262 unswitch_loop): Likewise.
263 * loop.c (INSN_LUID, loop_optimize, rtx_equal_for_loop_p,
264 move_movables, replace_call_address, find_and_verify_loops,
265 rtx_equal_for_prefetch_p, fold_rtx_mult_add, loop_iterations,
266 record_giv, final_giv_value, general_induction_var,
267 simplify_giv_expr, extension_within_bounds_p, try_copy_prop,
268 loop_giv_dump): Likewise.
270 * gcov-io.h (GCOV_CHECK, GCOV_CHECK_READING,
271 GCOV_CHECK_WRITING): Remove.
272 (gcov_position, gcov_rewrite): Use gcc_assert.
273 * gcov-io.c (gcov_open, gcov_write_words, gcov_write_length,
274 gcov_read_words, gcov_sync, gcov_seek): Use gcc_assert.
275 * libgcov.c (__gcov_merge_single, __gcov_merge_delta): Use
278 2005-04-01 Kazu Hirata <kazu@cs.umass.edu>
280 * tree-inline.c: Fix a typo.
282 2005-04-01 Nathan Sidwell <nathan@codesourcery.com>
284 * configure.ac (enable-checking): Explicitly set all variables for
285 collective switch values. Alphabetize variables. Rename
286 ac_checking_valgrind to ac_valgrind_checking. Allow 'none' as
288 * doc/install.texi (enable-checking): Update documentation.
289 * configure: Rebuilt.
291 2005-04-01 Kazu Hirata <kazu@cs.umass.edu>
293 * tree-inline.c (copy_body_r): Use CONSTANT_CLASS_P where
296 2005-04-01 Richard Earnshaw <richard.earnshaw@arm.com>
298 * arm.c (adjacent_mem_locations): Reject volatile memory refs.
299 Also reject cases where this pattern will cause load delay stalls
300 unless optimizing for size and it will produce a shorter sequence.
301 * arm.md (arith_adjacent_mem): Make better use of ldm addressing
302 variants to avoid pre-adjusting the base when possible.
304 2005-04-01 Richard Earnshaw <richard.earnshaw@arm.com>
306 * arm.md (minmax_arithsi): Reject all eliminable registers, not just
307 the frame and argument pointers.
308 (strqi_preinc, strqi_predec, loadqi_preinc, loadqi_predec): Likewise.
309 (loadqisi_preinc, loadqisi_predec, strsi_preinc): Likewise.
310 (strsi_predec, loadsi_preinc, loadsi_predec): Likewise.
311 (strqi_shiftpreinc, strqi_shiftpredec, loadqi_shiftpreinc): Likewise.
312 (loadqi_shiftpredec, strsi_shiftpreinc, strsi_shiftpredec): Likewise.
313 (loadsi_shiftpreinc, loadsi_shiftpredec): Likewise.
315 2005-04-01 Danny Smith <dannysmith@users.sourceforge.net>
317 * config/i386/cygming.h (SUBTARGET_ATTRIBUTE_TABLE): Define,
318 with entry for selectany attribute.
319 * config/i386/i386-protos.h (ix86_handle_selectany_attribute):
321 * config/i386/winnt.c (ix86_handle_selectany_attribute): Define.
322 (i386_pe_asm_named_section): Handle sections generated by
324 * doc/extend.texi (selectany): Document attribute.
326 2005-04-01 Paolo Bonzini <bonzini@gnu.org>
327 Jan Hubicka <jh@suse.cz>
329 * config/i386/i386.c (ix86_decompose_address): Look inside SUBREGs
330 to fix addresses involving EBP and ESP.
331 (aligned_operand, legitimate_address_p, ix86_address_cost): Be prepared
332 for SUBREGed registers.
333 (legitimate_address_p): Accept SUBREGed registers.
335 2005-04-01 Jakub Jelinek <jakub@redhat.com>
338 * dwarf2out.c (gen_type_die_for_member): Handle FIELD_DECL.
339 (dwarf2out_imported_module_or_decl): Use gen_type_die_for_member
342 2005-04-01 Kazu Hirata <kazu@cs.umass.edu>
344 * doc/contrib.texi, doc/invoke.texi, doc/tm.texi: Fix typos.
346 2005-04-01 James E Wilson <wilson@specifixinc.com>
349 * dwarf2out.c (rtl_for_decl_init): New function.
350 (rtl_for_decl_location): Extracted from here.
351 (tree_add_const_value_attribute): Call rtl_for_decl_init and
352 add_const_value_attribute. Delete initializer_constant_valid_p call.
354 2005-04-01 Kazu Hirata <kazu@cs.umass.edu>
356 * cgraphunit.c, dbxout.c, flow.c, gcse.c, gimplify.c,
357 lambda-code.c, loop.c, machmode.def, mips-tfile.c,
358 modulo-sched.c, passes.c, postreload-gcse.c, tree-eh.c,
359 tree-ssa-ccp.c, varasm.c, config/frv/frv.c, config/frv/frv.h,
360 config/frv/frv.md, config/i386/i386.c, config/i386/i386.h,
361 config/i386/i386.md, config/rs6000/predicates.md,
362 config/rs6000/rs6000.c, config/s390/fixdfdi.h,
363 config/s390/s390.c, config/stormy16/stormy16.c,
364 config/stormy16/stormy16.md, config/vax/vax.md: Fix comment
367 2005-04-01 Joseph S. Myers <joseph@codesourcery.com>
370 * gimplify.c (gimplify_expr): Create a temporary for lvalue
371 COND_EXPR and CALL_EXPR.
373 2005-03-31 Vladimir Makarov <vmakarov@redhat.com>
376 * genautomata.c (first_cycle_unit_presence): Check all alternative
377 states for unit presence.
379 * doc/md.texi: Remove remark about impossibility to query unit
380 presence in non nondeterministic automaton state.
382 * config/ia64/ia64.c (get_template): Change order of unit querying.
384 2005-03-31 Kazu Hirata <kazu@cs.umass.edu>
386 * tree-ssa-dom.c (cprop_into_successor_phis): Remove an
389 2005-03-31 Zdenek Dvorak <dvorakz@suse.cz>
391 * cfgloopanal.c (mark_loop_exit_edges): Clean EDGE_LOOP_EXIT
392 flag for edges outside any loops.
394 2005-03-31 Janis Johnson <janis187@us.ibm.com>
396 * doc/sourcebuild.texi (Test Directives): Describe cleanup-* procs.
398 2005-03-31 Kazu Hirata <kazu@cs.umass.edu>
400 * tree-ssa-alias.c: Follow spelling conventions.
401 * doc/tree-ssa.texi: Fix a typo.
403 2005-03-31 J"orn Rennecke <joern.rennecke@st.com>
405 * postreload-gcse.c: Include target.h.
406 (gcse_after_reload_main): Return early if we cannot modify jumps.
407 * Makefile.in (postreload-gcse.o): Depend on $(TARGET_H).
409 2005-03-31 David Edelsohn <edelsohn@gnu.org>
411 * tree-ssa-loop-im.c (stmt_cost): Add RDIV_EXPR to list of
412 expensive operations.
414 2005-03-31 Ian Lance Taylor <ian@airs.com>
416 * collect2.c (lderrout): New variable.
417 (collect_exit): Dump ldout to stdout. Dump and unlink lderrout,
418 if it is set, to stderr.
419 (handler): Unlink lderrout if it is set.
420 (dump_file): Add "to" parameter. Change all callers.
421 (main): Initialize lderrout.
422 (collect_execute): Add errname parameter. Change all callers.
423 Rename redir parameter to outname. Never pass
424 PEX_STDERR_TO_STDOUT to pex_run.
425 * collect2.h (collect_execute, dump_file): Update declarations.
426 * tlink.c (tlink_execute): Add errname parameter. Change all
428 (do_tlink): Check lderrout as well as ldout.
430 2005-03-31 Caroline Tice <ctice@apple.com>
432 * Makefile.in (varasm.o): Add basic-block.h to list of requirements.
433 (bb-reorder.o): Add errors.h to list of requirements.
434 (STAGEFEEDBACK_FLAGS_TO_PASS): Add -freorder-blocks-and-partition to
435 profiledbootstrap flags.
436 * bb-reorder.c (errors.h): Add new include.
437 (struct bbro_basic_block_data_def): Add new field, in_trace.
438 (add_unlikely_executed_notes): Remove function.
439 (mark_bb_for_unlikely_executed_section): Remove function.
440 (insert_section_boundary_note): New function.
441 (verify_hot_cold_block_grouping): New function.
442 (push_to_next_round_p): Remove variables and tests that push all
443 cold blocks to last round.
444 (find_traces): Remove code that added extra round of trace finding
445 when doing partitioning.
446 (find_traces_1_round) : Remove variable last_round; add code to
447 update new struct field, in_trace; correct trace_length where it was
448 incorrect before (after call to copy_bb); change code that pushed all
449 cold blocks to last round. Instead verify that all blocks going into
450 a trace belong in the same partition.
451 (connect_traces): Modify to connect the traces in two passes, if the
452 function contains both hot and cold blocks. The first pass connects
453 all the traces for blocks in the partition that the first block in
454 the function belongs to; the second pass connnects all the traces
455 containing blocks that belong in the other partition.
456 (find_rarely_executed_basic_blocks_and_crossing_edges): Remove
457 code that automatically put the first block in a function into the
458 hot partition if the function had any hot blocks.
459 (fix_crossing_unconditional_branches): Check number of succ edges
460 before attempting to get one.
461 (fix_edges_for_rarely_executed_code): Update comment describing
463 (reorder_basic_blocks): Add code to initialize new field (in_trace);
464 remove call to add_unlikely_executed_notes; add call to
465 verify_hot_cold_block_grouping.
466 (duplicate_computed_gotos): Don't change computed goto if it's a
468 (partition_hot_cold_basic_blocks): Update function comment.
469 * cfgcleanup.c (try_simplify_condjump): Remove redundacy from
471 (try_forward_edges): Likewise.
472 (merge_blocks_move_predecessor_nojumps): Likewise.
473 (merge_blocks_move_successor_nojumps): Likewise.
474 (merge_blocks_move): Likewise.
475 (try_crossjump_bb): Likewise.
476 * cfglayout.c (update_unlikely_executed_notes): Remove function.
477 (fixup_reorder_chain): Remove code for adding UNLIKELY_EXECUTED_CODE
478 notes to cold bb's; remove call to update_unlikely_executed_notes.
479 (duplicate_insn_chain): change NOTE_INSN_UNLIKELY_EXECUTED_CODE to
480 NOTE_INSN_SWITCH_TEXT_SECTIONS.
481 * cfglayout.h (scan_ahead_for_unlikely_executed_note): Remove
482 function declaration.
483 * cfgrtl.c (can_delete_note_p): Remove UNLIKELY_EXECUTED_CODE note
485 (rtl_can_merge_blocks): Remove redundancy from condition.
486 (try_redirect_by_replacing_jump): Likewise.
487 (force_nonfallthru_and_redirect): Remove code for adding
488 UNLIKELY_EXECUTED_CODE notes to cold bb's.
489 (commit_one_edge_insertion): Likewise.
490 (cfg_layout_can_merge_blocks_p): Remove redundancy from condition.
491 * dbxout.c (FORCE_TEXT): Replace function_section with
492 current_function_section.
493 (struct dbx_debug_h): Add do_nothing function for new debug_hooks
494 function, switch_text_section.
495 (struct xcoff_debug): Likewise.
496 (dbxout_function_end): Add code to put out label diffs for both
497 hot and cold sections.
498 * debug.c (struct do_nothing_debug_hooks): Add do_nothing function
499 for new debug_hooks funciton, switch_text_section..
500 * debug.h (struct gcc_debug_hooks): Add new function to debug_hooks,
502 * dwarf2out.c (struct dw_fde_struct): Add five new fields:
503 dw_fde_hot_section_label, dw_fde_hot_section_end_label,
504 dw_fde_unlikely_section_label, dw_fde_unlikely_section_end_label and
505 dw_fde_switched_sections.
506 (output_call_frame_info): Add test to see if function switches text
507 sections in the middle; if so, use appropriate extra hot and cold
508 section labels to compute size deltas for the hot and cold sections.
509 (dwarf2out_begin_prologue): Add code to initialize new fields in
511 (dwarf2out_switch_text_section): New function (invoked through
512 debug_hook); updates new fields in dw_fde_struct appropriately and
513 increments separate_line_info_table_in_use.
514 (dwarf2_debug_hooks): Initialize switch_text_section function to be
515 dwarf2out_switch_text_section.
516 (struct var_loc_node): Add new field, section_label.
517 (output_aranges): Add code to check whether in hot or cold section and
518 use the appropriate label in calculating deltas.
519 (output_ranges): Likewise.
520 (output_line_info): Add code to check which section we're in and
521 use appropriate hot/cold label.
522 (add_location_or_constant_value_attribute): Likewise.
523 (gen_subprogam_die): Modify arange attributes to use correct labels.
524 (dwarf2out_begin_block): Change call to function_section into call to
525 current_function_section.
526 (dwarf2out_end_block): Likewise.
527 (dwarf2out_source_line): Likewise.
528 (dwarf2out_var_location): Add code to check whether in hot or cold
529 section and use the appropriate label.
530 * except.c (output_function_exception_table): Change call to
531 function_section into call to current_function_section.
532 * final.c (profile_function): Likewise.
533 (scan_ahead_for_unlikely_executed_note): Remove function.
534 (final_scan_insn): Remove calls to
535 scan_ahead_for_unlikely_executed_note, and related code for switching
536 to cold section, except for the single time
537 NOTE_INSN_SWITCH_TEXT_SECTIONS may be encountered; add calls to
538 debug_hooks->switch_text_sections; replace appropriate calls to
539 function_section with calls to current_function_section.
540 * ifcvt.c (find_if_case_1): Remove redundancy from condition, add
541 test_bb to condition.
542 (find_if_case_2): Likewise.
543 * insn-notes.def: Change NOTE_INSN_UNLIKELY_EXECUTED_CODE to
544 NOTE_INSN_SWITCH_TEXT_SECTIONS. Update comment appropriately.
545 * opts.c (decode_options): Change warning about hot/cold partitioning
546 with exceptionss to inform (so as not to cause bootstrap failures);
547 remove warning about partitioning with DWARF debug info.
548 * output.h (current_function_section): Add new function decl.
549 (insert_section_boundary_note): Likewise.
550 (enum in_section): Move this declaration here from varasm.c.
551 (unlikely_section_label): Likewise.
552 (unlikely_text_section_name): Likewise.
553 (last_text_section_name): New global variable.
554 (last_text_section): Likewise.
555 (hot_section_label): Likewise.
556 (hot_section_end_label): Likewise.
557 (cold_section_end_label): Likewise.
558 * passes.c (rest_of_handle_final): Free unlikely_text_section_name.
559 * print-rtl.c (print_rtx): Change NOTE_INSN_UNLIKELY_EXECUTED_CODE
560 to NOTE_INSN_SWITCH_TEXT_SECTIONS.
561 * reg-stack.c (emit_swap_insn): Remove UNLIKELY_EXECUTED_CODE note
562 insn from consideration.
563 * sdbout.c (sdb_debug_hooks): Add do_nothing for new function,
565 * varasm.c (basic-block.h): Add new include.
566 (unlikely_section_label_printed): Remove global variable.
567 (unlikely_section_label): Make global variable not be static any more.
568 (unlikely_text_section_name): Likewise.
569 (hot_section_end_label): New global variable (not static)
570 (first_function_block_is_cold): Likewise.
571 (hot_section_label): Likewise.
572 (cold_section_end_label): Likewise..
573 (last_text_section): New global variable, not static.
574 (last_text_section_name): New global variable, not static.
575 (initialize_cold_section_name): New function.
576 (enum in_section): Move declaration to output.h.
577 (text_section): Update last_text_section.
578 (unlikely_text_section): Replace code to determine cold section name
579 with call to initialize_cold_section_name; Add code to update
580 last_text_section; remove code for printing out label.
581 (named_section_real): Add code to update last_text_section and
582 last_text_section_name as appropriate.
583 (function_section): Change test for 'unlikely' to depend on
584 first_function_block_is_cold (moved old test to
585 current_function_section).
586 (current_function_section): New function.
587 (assemble_start_function): Move code that frees
588 unlikely_text_section_name; initialize hot_section_end_label;
589 print hot and cold section labels at the start of the function;
590 set first_function_block_is_cold, if appropriate; initialize l
591 ast_text_section; add call to insert_section_boundary_note.
592 (assemble_end_function): Add code to write out hot and cold section
594 *vmsdbgout.c (vmsdbg_debug_hooks): Add do_nothing for new function,
596 * config/darwin.c (machopic_select_section): Replace incorrect
597 function in base_funs; update reloc for cold sections if necessary.
598 * config/darwin.h (SECTION_FUNCTION): Add code to update
599 last_text_section if appropriate.
600 (text_unlikely_section): Remove.
601 * config/sparc/sparc.c (sparc_output_deferred_case_vectors): Likewise.
602 * config/stormy16/stormy16.c (stormy_16_output_addr_vec): Likewise.
603 * config/xtensa/xtensa.c (override_options): Turn off hot/cold
604 partitioning for this architecture.
606 2005-03-31 Olivier Hainque <hainque@adacore.com>
608 * dwarf2out.c (dwarf2out_frame_finish): Honor DWARF2_FRAME_INFO
609 defined and non-zero.
611 2005-03-31 Gabriel Dos Reis <gdr@integrable-solutions.net>
614 * doc/invoke.texi (-Wsynth): Don't document, as it now is void of
617 2005-03-31 Alan Modra <amodra@bigpond.net.au>
620 * config/rs6000/rs6000.md (load_toc_v4_PIC_1b): Remove inline
621 label operand. Remove (use (unspec..)). Don't emit a label on
623 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Don't
624 generate inline label for load_toc_v4_PIC_1b.
625 (rs6000_emit_load_toc_table): Likewise.
627 2005-03-31 Kazu Hirata <kazu@cs.umass.edu>
629 * config.gcc: Obsolete i860-*-sysv4*, ip2k-*-elf,
630 ns32k-*-netbsdelf*, and ns32k-*-netbsd*.
632 2005-03-29 Devang Patel <dpatel@apple.com>
634 * tree-sra.c (decide_block_copy): Disable scalarization of
637 2005-03-30 Stuart Hastings <stuart@apple.com>
638 Dale Johannesen <dalej@apple.com>
640 * Makefile.in (print-tree.o): Depend on tree-iterator.h.
641 * print-tree.c (print_node): Add case STATEMENT_LIST.
643 2005-03-31 Alan Modra <amodra@bigpond.net.au>
645 * config.gcc (cpu_is_64bit): Set for 64-bit powerpc cpus.
646 (powerpc64-*-linux*): Use it. Rearrange tm_file assignment.
647 (powerpc-*-linux*): Build a biarch compiler when --enable-targets
648 is given with "powerpc64*" or "all", or when --with-cpu chooses
651 2005-03-30 James E. Wilson <wilson@specifixinc.com>
654 * dwarf2out.c (add_high_low_attributes): New function, extracted from
655 gen_lexical_block_die.
656 (gen_lexical_block_die, gen_inlined_subroutine_die): Call it.
658 2005-03-31 Jan Hubicka <jh@suse.cz>
660 2004-11-02 Jan Hubicka <jh@suse.cz>
662 * cgraph.c (cgraph_varpool_node_name): New function.
663 (dump_cgraph_varpool_node): New function.
664 (dump_varpool): New function.
665 * cgraphunit.c (cgraph_optimize): Dump varpool.
667 2004-10-16 Jan Hubicka <jh@suse.cz>
669 * cgraph.c (decide_is_variable_needed): New function.
670 (cgraph_varpool_finalize_decl): Use it.
671 * cgraphunit.c (cgraph_optimize): Assemble_pending_decls when not doing
673 * final.c (output_addr_const): Do not call mark_referenced.
674 * passes.c (rest_of_decl_compilation): ifdef out DECL_RTL_SET_P hack;
675 always go via cgraph.
676 * toplev.c (wrapup_global_declarations): Kill non-unit-at-a-time code.
677 (check_global_declarations): Ifdef out code clearing DECL_RTL.
678 * tree-optimize.c (execute_inline): Mark functions called.
679 * i386.c (output_pic_addr_const): Do not call mark_decl_referenced.
681 2004-10-11 Jan Hubicka <jh@suse.cz>
683 * cgraph.c (cgraph_varpool_first_unanalyzed_node): New global voriable
684 (cgraph_varpool_last_needed_node): New static variable.
685 (enqueue_needed_varpool_node): Break out from ...; add items to the
686 end of queue; update first pointers.
687 (cgraph_varpool_mark_needed_node): ... here.
688 (cgraph_varpool_finalize_decl): Use enqueue_needed_varpool_node.
689 (cgraph_varpool_assemble_pending_decls): Move to cgraphunit.c
690 * cgraph.h (cgraph_varpool_node): Add analyzed field.
691 (cgraph_varpool_first_unanalyzed_node): Declare.
692 * cgraphunit.c: Include output.h.
693 (cgraph_varpool_analyze_pending_decls): New function.
694 (cgraph_varpool_assemble_pending_decls): Move from cgraph.c; bail out
695 for errors, analyze pending decls.
696 (cgraph_finalize_compilation_unit): Only analyze decls.
697 (cgraph_optimize): Assemble the decls after expanding.
699 2005-03-30 Daniel Berlin <dberlin@dberlin.org>
701 * tree-ssa-alias.c (compute_flow_insensitive_aliasing): Make sure
702 subvars get marked properly in tags for grouping.
703 (add_pointed_to_var): Mark only actual pointed to
704 variables/subvars in addresses needed.
705 (create_overlap_variables_for): Clear call clobbered on original
707 * tree-ssa-operands.c (get_asm_expr_operands): Don't let regular
708 addresable vars with subvars into list.
709 * tree-ssa.c (verify_ssa_name): Verify original is not used where
712 2005-03-30 Richard Henderson <rth@redhat.com>
714 * cgraph.h (struct cgraph_node): Add alias.
715 * varasm.c (assemble_alias): Set it.
716 * cgraphunit.c (cgraph_assemble_pending_functions): Check it and
717 avoid calling cgraph_expand_function.
719 2005-03-30 Tom Tromey <tromey@redhat.com>
721 * tree.def (FILE_TYPE): Removed.
722 * typeclass.h (enum type_class): Removed file_type_class.
723 * dwarf2out.c (is_base_type): Updated.
724 (gen_type_die): Likewise.
725 * dbxout.c (dbxout_type): Updated.
726 * builtins.c (type_to_class): Updated.
727 * tree.c (type_contains_placeholder_1): Updated.
728 * config/sparc/sparc.c (sparc_type_code): Updated.
729 * config/ia64/ia64.c (hfa_element_mode): Updated.
730 * expr.c (count_type_elements): Updated.
731 * stor-layout.c (layout_type): Updated.
732 * tree-inline.c (remap_type): Updated.
733 * tree-pretty-print.c (dump_generic_node): Updated.
735 2005-03-30 Fariborz Jahanian <fjahanian@apple.com>
737 * builtins.c (expand_builtin_powi): Fix mode of
738 2nd argument to match int.
739 * libgcc2.h (__powisf2, __powidf2, __powixf2, __powitf2): Change
740 2nd argument type to int.
741 * libgcc2.c: Change prototype of __powi* functions to use
744 2005-03-30 Dale Johannesen <dalej@apple.com>
747 * calls.c (expand_call): Flush pending deferrals before
750 2005-03-30 Joseph S. Myers <joseph@codesourcery.com>
754 * c-tree.h (C_DECL_UNJUMPABLE_STMT_EXPR,
755 C_DECL_UNDEFINABLE_STMT_EXPR, struct c_label_list, struct
756 c_label_context, label_context_stack): New.
757 * c-decl.c (define_label): Check for jumps into statement
758 expressions. Add label to list of defined labels.
759 (start_function): Push context on label_context_stack.
760 (finish_function): Pop context from label_context_stack.
761 * c-typeck.c (label_context_stack): New.
762 (c_finish_goto_label): Check for jumps into statement
763 expressions. Add label to list of jumped to labels.
764 (struct c_switch): Add blocked_stmt_expr.
765 (c_start_case): Initialize it.
767 (c_finish_case): Verify !blocked_stmt_expr.
768 (c_begin_stmt_expr): Push context on label_context_stack.
769 Increment blocked_stmt_expr. Mark labels jumped to from outside
771 (c_finish_stmt_expr): December blocked_stmt_expr. Mark labels
772 defined in the statement expression and no longer jumpable to.
773 Mark labels jumped to from just outside the statement expression
774 as again definable. Pop context from label_context_stack.
775 * doc/extend.texi (Statement Exprs): Update.
777 2005-03-30 Joseph S. Myers <joseph@codesourcery.com>
780 * c-decl.c (start_function): Check for old_decl being
783 2005-03-30 Ian Lance Taylor <ian@airs.com>
785 * final.c (final): Remove prescan parameter. Change all callers.
786 (final_scan_insn): Remove prescan parameter. Change all callers.
788 2005-03-30 Kazu Hirata <kazu@cs.umass.edu>
790 * tree-vectorizer.c: Fix comment typos.
792 2005-03-30 Sebastian Pop <pop@cri.ensmp.fr>
794 * tree-scalar-evolution.c (instantiate_parameters_1): Return
795 as soon as a chrec_dont_know is detected.
797 2005-03-31 Danny Smith <dannysmith@users.sourceforge.net>
799 Merge from csl-arm-branch.
800 2004-02-12 Mark Mitchell <mark@codesourcery.com>
802 * tlink.c (recompile_files): Do not assume that "rename" can
803 overwrite an existing file.
805 2005-03-31 Paolo Bonzini <bonzini@gnu.org>
807 * gcc/configure.ac (TL_AC_GNU_MAKE_GCC_LIB_PATH): Remove.
808 * gcc/configure: Regenerate.
810 2005-03-30 Alan Modra <amodra@bigpond.net.au>
812 * doc/install.texi: Update binutils requirement for powerpc*-linux.
814 * config/rs6000/rs6000.c (rs6000_arg_partial_bytes): Update comments.
816 * calls.c (struct arg_data): Update "partial" comment.
817 (load_register_parameters): Update "nregs" comment.
819 2005-03-30 Richard Sandiford <rsandifo@redhat.com>
821 * config/iq2000/iq2000.h (target_flags, MASK_GPOPT, MASK_EMBEDDED_DATA)
822 (MASK_UNINIT_CONST_IN_RODATA, TARGET_EMBEDDED_DATA, TARGET_SWITCHES)
823 (TARGET_DEFAULT, TARGET_CPU_DEFAULT, SUBTARGET_TARGET_OPTIONS)
824 (TARGET_OPTIONS, iq2000_cpu_string, iq2000_arch_string): Delete.
825 (TARGET_DEBUG_MODE, TARGET_DEBUG_A_MODE, TARGET_DEBUG_B_MODE)
826 (TARGET_DEBUG_C_MODE, TARGET_DEBUG_D_MODE): Define to 0 rather
827 than target_flags & 0.
828 * config/iq2000/iq2000.c (iq2000_cpu_string, iq2000_arch_string)
829 (iq2000_arch, iq2000_parse_cpu): Delete.
830 (TARGET_HANDLE_OPTION): Override default.
831 (iq2000_handle_option): New function.
832 (override_options): Remove -march= and -mcpu= handling.
833 * config/iq2000/iq2000.opt: New file.
835 2005-03-30 Richard Sandiford <rsandifo@redhat.com>
837 * config/c4x/c4x-protos.h (c4x_rpts_cycles, c4x_cpu_version): Delete.
838 * config/c4x/c4x.h (SMALL_MEMORY_FLAG, MPYI_FLAG, FAST_FIX_FLAG)
839 (RPTS_FLAG, C3X_FLAG, TI_FLAG, PARANOID_FLAG, MEMPARM_FLAG, DEVEL_FLAG)
840 (RPTB_FLAG, BK_FLAG, DB_FLAG, DEBUG_FLAG, HOIST_FLAG)
841 (LOOP_UNSIGNED_FLAG, FORCE_FLAG, PRESERVE_FLOAT_FLAG)
842 (PARALLEL_INSN_FLAG, PARALLEL_MPY_FLAG, ALIASES_FLAG, C30_FLAG)
843 (C31_FLAG, C32_FLAG, C33_FLAG, C40_FLAG, C44_FLAG, TARGET_SWITCHES)
844 (TARGET_DEFAULT, TARGET_SMALL, TARGET_MPYI, TARGET_FAST_FIX)
845 (TARGET_RPTS, TARGET_TI, TARGET_PARANOID, TARGET_MEMPARM, TARGET_DEVEL)
846 (TARGET_RPTB, TARGET_BK, TARGET_DB, TARGET_DEBUG, TARGET_HOIST)
847 (TARGET_LOOP_UNSIGNED, TARGET_FORCE, TARGET_PRESERVE_FLOAT)
848 (TARGET_PARALLEL, TARGET_PARALLEL_MPY, TARGET_ALIASES)
849 (c4x_rpts_cycles_string, c4x_cpu_version_string)
850 (TARGET_OPTIONS): Delete.
851 (c4x_rpts_cycles, c4x_cpu_version): Declare.
852 (TARGET_C3X, TARGET_C30, TARGET_C31, TARGET_C32, TARGET_C33)
853 (TARGET_C40, TARGET_C44): Redefine in terms of c4x_cpu_version.
854 * config/c4x/c4x.c (c4x_rpts_cycles_string): Delete.
855 (c4x_cpu_version_string): Delete.
856 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
857 (c4x_handle_option): New function. Map -m3x and -m4x options to the
858 equivalent -mcpu= option.
859 (c4x_override_options): Remove -mrpts= and -mcpu= handling from here.
860 Deal with the extra conditions in the old TARGET_MPYI, TARGET_RPTB,
861 TARGET_DB, TARGET_PARALLEL and TARGET_PARALLEL_MPY macros by setting
862 or clearing the appropriate MASK_* bit.
863 (c4x_file_start): Use c4x_cpu_version.
864 * config/c4x/c4x.opt: New file.
866 2005-03-30 Richard Sandiford <rsandifo@redhat.com>
868 * doc/options.texi: Document the new MaskExists flag.
869 * opth-gen.awk: Don't output MASK and TARGET macros for Mask(...)
870 if the option has the MaskExists flag.
872 2005-03-30 Richard Sandiford <rsandifo@redhat.com>
874 * opt-functions.awk (flag_set_p, test_flag): New functions.
875 (switch_flags): Use them.
876 * opth-gen.awk: Use flag_set_p to check for flags.
877 * optc-gen.awk: Likewise. Use opt_args to check for Init(...) flags.
879 2005-03-30 Ian Lance Taylor <ian@airs.com>
881 * config.host (i[34567]86-*-mingw32*): Don't set
882 host_can_use_collect2 to no.
884 2005-03-30 Alan Modra <amodra@bigpond.net.au>
887 * builtins.c (get_memory_rtx): Expand address exp using EXPAND_NORMAL.
888 Remove convert_memory_address call duplicating that in memory_address.
890 2005-03-29 Richard Henderson <rth@redhat.com>
893 * c-decl.c (c_finish_incomplete_decl): Update complete_array_type call.
894 (build_compound_literal): Likewise. Propagate decl type into the
896 (finish_decl): Likewise. Use new return value from complete_array_type
897 for zero sized arrays.
898 (complete_array_type): Move ...
899 * c-common.c (complete_array_type): ... here. Change first argument
900 to pointer-to-type-node. Consistently use sizetype for the index
901 except for zero sized arrays. Detect zero sized arrays for pedantic
902 mode diagnostics. Create a new type node instead of modifying the
904 * c-tree.h (complete_array_type): Move decl ...
905 * c-common.h (complete_array_type): ... here.
907 2005-03-29 Richard Henderson <rth@redhat.com>
910 * tree-sra.c (generate_element_init_1): Handle RANGE_EXPR.
912 2005-03-29 Kazu Hirata <kazu@cs.umass.edu>
914 * builtin-types.def, c-convert.c, c-format.c, ddg.c, debug.c,
915 debug.h, et-forest.c, et-forest.h, gcov.c, rtl-profile.c,
916 rtlhooks-def.h, rtlhooks.c, sdbout.c, tree-inline.h,
917 tree-profile.c, tsystem.h, value-prof.h: Update copyright.
919 2005-03-29 Eric Christopher <echristo@redhat.com>
921 * config/mips/mips.c (mips_gimplify_va_arg_expr): Update for
922 truthvalue conversion removal.
924 2005-03-29 Ian Lance Taylor <ian@airs.com>
927 * collect2.c: Never include <vfork.h>.
928 (VFORK_STRING, vfork): Don't define.
929 (pid): Remove global variable.
930 (handler): Call raise instead of kill (getpid(), ...).
931 (collect_wait): Add pex parameter. Change all callers. Use
932 pex_get_status rather than pwait.
933 (do_wait): Add pex parameter. Change all callers.
934 (collect_execute): Return struct pex_obj * rather than void. Use
935 pex routines rather than pexecute.
936 (fork_execute): Get pex_obj from collect_execute, and pass it to
938 (scan_prog_file): Use pex routines rather than pipe/vfork/exec.
939 Only declare quit_handler if SIGQUIT is defined.
940 (scan_libraries): Likewise.
941 * collect2.h (collect_execute): Update declaration.
942 (collect_wait): Update declaration.
943 * tlink.c (tlink_execute): Get pex_obj from collect_execute, and
944 pass it to collect_wait.
946 2005-03-29 Joseph S. Myers <joseph@codesourcery.com>
949 * c-parser.c (c_parser_compound_statement_nostart): Give error
950 message for EOF instead of just setting parser->error.
952 2005-03-29 Dorit Naishlos <dorit@il.ibm.com>
954 * tree-vectorizer.c (slpeel_update_phi_nodes_for_guard): Removed.
955 (slpeel_update_phi_nodes_for_guard1): New function.
956 (slpeel_update_phi_nodes_for_guard2): New function.
957 (slpeel_tree_peel_loop_to_edge): Call above new functions instead
958 of slpeel_update_phi_nodes_for_guard.
959 (vectorize_loops): Remove call to loop_closed_rewrite.
960 * tree-vect-transform.c (vect_update_ivs_after_vectorizer): Remove
963 2005-03-29 Richard Sandiford <rsandifo@redhat.com>
965 * config/m32r/little.h (TARGET_ENDIAN_DEFAULT): Delete.
966 (TARGET_LITTLE_ENDIAN): New macro.
967 * config/m32r/m32r.h (SUBTARGET_SWITCHES, target_flags)
968 (TARGET_RELAX_MASK, TARGET_DEBUG_MASK, TARGET_DEBUG)
969 (TARGET_ALIGN_LOOPS_MASK, TARGET_ALIGN_LOOPS)
970 (TARGET_LOW_ISSUE_RATE_MASK, TARGET_LOW_ISSUE_RATE)
971 (TARGET_BRANCH_COST_MASK, TARGET_BRANCH_COST, TARGET_M32RX_MASK)
972 (TARGET_M32RX, TARGET_M32R2_MASK, TARGET_M32R2, LITTLE_ENDIAN_BIT)
973 (TARGET_ENDIAN_DEFAULT, SUBTARGET_SWITCHES, TARGET_DEFAULT)
974 (TARGET_SWITCHES, m32r_model_string, m32r_sdata_string)
975 (m32r_cache_flush_trap_string, SUBTARGET_OPTIONS)
976 (TARGET_OPTIONS): Delete.
977 (M32R_MODEL_DEFAULT, M32R_SDATA_DEFAULT): Turn into enums.
978 (CACHE_FLUSH_TRAP): Turn into an integer.
979 (TARGET_LITTLE_ENDIAN): Define to 0 by default.
980 (INITIALIZE_TRAMPOLINE): Check m32r_cache_trap >= 0 to see if
981 -mflush-trap is in use.
982 * config/m32r/m32r.c (m32r_model_string, m32r_sdata_string)
983 (m32r_cache_flush_trap_string): Delete.
984 (m32r_model) Initialize to M32R_MODEL_DEFAULT.
985 (m32r_sdata): Likewise M32R_SDATA_DEFAULT.
986 (m32r_cache_trap): Likewise CACHE_FLUSH_TRAP.
987 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
988 (m32r_handle_option): New function. Move -mflush-trap=, -mflush-func=,
989 -mmodel= and -msdata= handling from...
990 (m32r_init): ...here.
991 * config/m32r/m32r.opt: New file.
993 2005-03-29 Keith Besaw <kbesaw@us.ibm.com>
995 * tree-ssanames.c (duplicate_ssa_name_ptr_info): New function.
996 (duplicate_ssa_name): Call duplicate_ssa_name_ptr_info.
997 * tree-vect-analyze.c (vect_object_analysis): additional parm
998 pass back a "struct ptr_info_def *" with the points-to info.
999 (vect_analyze_data_refs): set the STMT_VINFO_PTR_INFO for the
1000 statement using info returned from vect_object_analysis.
1001 * tree-vect-transform.c (update_vuses_to_preheader): New function.
1002 (vect_create_data_ref_ptr): Remove updates to vars_to_rename
1003 for virtual uses and defs when creating a replacement vector
1004 reference. Call duplicate_ssa_name_ptr_info to define points-to
1005 info for vector pointer replacement using STMT_VINFO_PTR_INFO.
1006 (vectorizable_store): copy_virtual_operands and update
1007 definition statements.
1008 (vectorizable_load): copy_virtual_operands. Remove call to
1009 mark_call_clobbered_vars_to_rename for call to "const" builtin.
1010 * tree-vectorizer.c (vectorize_loops): Remove calls to
1011 rewrite_into_ssa and bitmap_clear (vars_to_rename).
1012 (new_stmt_vec_info): initialize STMT_VINFO_PTR_INFO for stmt.
1013 * tree-vectorizer.h (_stmt_vec_info): add field ptr_info and
1014 define macro STMT_VINFO_PTR_INFO for use in accessing.
1015 * tree.h add export of duplicate_ssa_name_ptr_info.
1016 * rs6000.c (altivec_init_builtins): Declare builtin function
1017 __builtin_altivec_mask_for_load to be "const".
1019 2005-03-29 Jakub Jelinek <jakub@redhat.com>
1022 * cgraph.h (struct cgraph_varpool_node): Add alias field.
1023 * cgraph.c (cgraph_varpool_assemble_pending_decls): Don't call
1024 assemble_variable on aliases.
1025 * varasm.c (assemble_alias): Set node->alias.
1026 * toplev.c (wrapup_global_declarations): Don't call
1027 rest_of_decl_compilation on aliases again.
1029 2005-03-29 Paul Brook <paul@codesourcery.com>
1031 * config/arm/arm-protos.h (arm_dbx_register_number): Add prototype.
1032 * config/arm/arm.c (arm_dbx_register_number): New function.
1033 * config/arm/arm.h (IS_FPA_REGNUM, DBX_REGISTER_NUMBER): Define.
1035 2005-03-29 Eric Botcazou <ebotcazou@libertysurf.fr>
1038 * varasm.c (make_decl_rtl) [ASM_DECLARE_REGISTER_GLOBAL]: Use
1039 the DECL_NAME, not the DECL_ASSEMBLER_NAME.
1041 2005-03-29 Dale Johannesen <dalej@apple.com>
1043 * Makefile.in (value-prof.o): New dependencies on $(DIAGNOSTIC_H)
1044 $(TREE_H) and $(COVERAGE_H).
1045 * coverage.c (compute_checksum): Use DECL_NAME not DECL_ASSEMBLER_NAME.
1046 * opts.c (common_handle_option): Enable tree-based value transforms.
1047 * toplev.c (process_options): Ditto.
1048 * value-prof.h (struct histogram_value_t): Redefine. "Adjust" below
1049 refers to references to this type.
1050 * tree-flow.h: (struct stmt_ann_d): Add histograms field.
1051 * rtl-profile.c (rtl_gen_interval_profiler): Adjust. Remove checks
1052 for may_be_more, may_be_less.
1053 (rtl_gen_pow2_profiler): Adjust.
1054 (rtl_gen_one_value_profiler_no_edge_manip): Adjust.
1055 (rtl_gen_one_value_profiler): Adjust.
1056 (rtl_gen_const_delta_profiler): Adjust.
1057 * tree-profile.c (tree_gen_interval_profiler): Implement.
1058 (tree_gen_pow2_profiler): Ditto.
1059 (tree_gen_one_value_profiler): Ditto.
1060 (tree_profiling): New.
1061 (pass_tree_profile): Reference it.
1062 * value-prof.c: Include tree-flow.h, tree-flow-inline.h, diagnostic.h,
1064 (insn_divmod_values_to_profile): Rename to
1065 rtl_divmod_values_to_profile. Adjust.
1066 (insn_values_to_profile): Rename to rtl_values_to_profile. Adjust.
1067 (insn_prefetch_values_to_profile): Adjust.
1068 (rtl_value_profile_transformations): Adjust.
1069 (gen_divmod_fixed_value): Rename to rtl_divmod_fixed_value.
1070 (gen_mod_pow2): Rename to rtl_mod_pow2.
1071 (gen_mod_subtract): Rename to rtl_mod_subtract.
1072 (divmod_fixed_value_transform): Rename to
1073 rtl_divmod_fixed_value_transform.
1074 (mod_pow2_value_transform): Rename to rtl_mod_pow2_value_transform.
1075 (mod_subtract_transform): Rename to rtl_mod_subtract_transform.
1076 (rtl_find_values_to_profile): Adjust.
1077 (tree_value_profile_transformations): Implement.
1078 (tree_divmod_values_to_profile): New.
1079 (tree_values_to_profile): New.
1080 (tree_divmod_fixed_value): New.
1081 (tree_mod_pow2): New.
1082 (tree_mod_subtract): New.
1083 (tree_divmod_fixed_value_transform): New.
1084 (tree_mod_pow2_value_transform): New.
1085 (tree_mod_subtract_transform): New.
1086 (tree_find_values_to_profile): Implement.
1087 * profile.c (instrument_values): Free histograms.
1088 (compute_value_histograms): Adjust. Implement tree version.
1090 2005-03-29 Uros Bizjak <uros@kss-loka.si>
1092 * reg-stack.c (subst_stack_regs_pat): Handle <UNSPEC_FIST> case.
1093 * config/i386/i386.c (output_fix_trunc): Add new round_mode
1094 variable. Output "fldcw" depending on round_mode.
1095 * config/i386/i386.md (UNSPEC_FIST): New.
1096 (fistdi2, fistdi2_with_temp, fist<mode>2, fist<mode>2_with_temp):
1097 New isns patterns to implement lrint and llrint built-ins as x87
1099 (fistdi2, fist<mode>2 splitters): New splitters.
1100 (lrint<mode>2): New expanders.
1102 2005-03-28 Ian Lance Taylor <ian@airs.com>
1104 * config/arc/arc.c (arc_output_function_epilogue): Pass prescan as
1105 0 when calling final_scan_insn.
1107 2005-03-28 Jan Hubicka <jh@suse.cz>
1110 * varasm.c (mark_decl_referenced): Do not mark extern inline functions
1113 * tree-inline.c (estimate_num_insns_1): Use declaration to discover argument
1114 types where possible.
1116 2005-03-26 Per Bothner <per@bothner.com>
1118 Make -f[no-]show-column also control non-cpp diagnostics.
1119 * c.opt (fshow-column): Move option from here ...
1120 * common.opt (fshow-column): ... to here.
1121 * diagnostic.c (diagnostic_build_prefix): Only print column number
1122 if flag_show_column.
1124 2005-03-27 Steven Bosscher <stevenb@suse.de>
1126 * vax-protos.h (vax_output_int_move, vax_output_int_add,
1127 vax_output_conditional_branch): New prototypes.
1128 * vax.c (vax_output_int_move, vax_output_int_add): New functions,
1129 extracted from vax.md mov and add patterns.
1130 (vax_output_conditional_branch): New function to output conditional
1131 branch instructions.
1132 * vax.md: Use mode macros for arithmetic and mov patterns.
1133 Use code macros for the jump patterns.
1135 2005-03-26 Andrew Pinski <pinskia@physics.uc.edu>
1137 * Makefile.in (libbackend.o): Depend on version files;
1138 add custom generation command.
1140 2005-03-26 Andrew Pinski <pinskia@physics.uc.edu>
1143 * config/rs6000/rs6000.md (extendsfdf2_fpr): Check to make
1144 sure that we have a REG before getting its REGNO.
1146 2005-03-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1148 * builtin-types.def (BT_FN_STRING_CONST_STRING_SIZE): New.
1149 * builtins.def (BUILT_IN_STRNDUP): New.
1151 2005-03-25 Pat Haugen <pthaugen@us.ibm.com>
1153 PR tree-optimization/20470
1154 * fold-const.c (fold_cond_expr_with_comparison): Recognize/fold
1157 2005-03-25 Mike Stump <mrs@apple.com>
1159 * config/darwin.h (ASM_OUTPUT_ALIGNED_DECL_LOCAL): Don't allow 0
1162 2005-03-25 Geoffrey Keating <geoffk@apple.com>
1164 * config/rs6000/darwin-fallback.c: Don't include <ucontext.h>.
1165 Use our own structure definitions.
1167 * config/rs6000/rs6000.md (UNSPEC constants): Add UNSPEC_STFIWX.
1168 (fix_truncdfsi2): Allow registers or memory as destination.
1169 When TARGET_PPC_GFXOPT, generate simplified pattern.
1170 (fix_truncdfsi2_internal): Use define_insn_and_split.
1171 (fix_truncdfsi2_internal_gfxopt): New.
1172 (fctiwz): Don't confuse register allocation by giving it no choices.
1174 * config/rs6000/rs6000.h (EXTRA_CONSTRAINT): Add 'Z'.
1175 (EXTRA_MEMORY_CONSTRAINT): Likewise.
1176 * config/rs6000/rs6000.c (indexed_or_indirect_operand): New.
1177 * config/rs6000/rs6000-protos.h (indexed_or_indirect_operand): New.
1179 2005-03-25 Kazu Hirata <kazu@cs.umass.edu>
1181 * dominance.c (free_dominance_info): Speed up by freeing et
1182 data structures without maintaining other nodes.
1183 * et-forest.c (et_free_tree_force): New.
1184 * et-forest.h: Add a prototype for et_free_tree_force.
1186 * tree.c (get_set_constructor_bits,
1187 get_set_constructor_bytes): Remove.
1188 * tree.h: Remove the corresponding prototypes.
1190 2005-03-25 John David Anglin <dave.anglin@nrc-crnc.gc.ca>
1193 * vax.c (vax_rtx_costs_1): Merge with vax_rtx_costs.
1194 (vax_rtx_costs): Return false when passed unsupported rtx's. Handle
1195 FLOAT_EXTEND, FLOAT_TRUNCATE and TRUNCATE. Fix costs for POST_INC,
1196 PRE_DEC, NEG and NOT.
1198 2005-03-25 Kazu Hirata <kazu@cs.umass.edu>
1200 * fold-const.c: Convert uses of fold (build (...)) to
1203 2005-03-25 Zdenek Dvorak <dvorakz@suse.cz>
1205 PR rtl-optimization/20249
1206 * cse.c (insert_regs): Do not record equivalence of registers in
1209 2005-03-24 Kazu Hirata <kazu@cs.umass.edu>
1211 * emit-rtl.c (reverse_comparison): Remove.
1212 * rtl.h: Remove the corresponding prototype.
1214 2005-03-24 James E Wilson <wilson@specifixinc.com>
1216 * doc/install.texi (--enable-altivec): Delete docs.
1218 2005-03-24 David Edelsohn <edelsohn@gnu.org>
1220 * config/rs6000/predicates.md (easy_fp_constant): Return 0 for
1221 SFmode and DFmode before reload when
1222 flag_unsafe_math_optimizations not enabled.
1224 2005-03-24 Geoffrey Keating <geoffk@apple.com>
1226 * c.opt (fvisibility-inlines-hidden): Allow for ObjC++.
1228 * config/i386/darwin.h (TARGET_SUBTARGET_DEFAULT): Add
1229 MASK_128BIT_LONG_DOUBLE, MASK_ALIGN_DOUBLE.
1231 2005-03-24 Nathan Sidwell <nathan@codesourcery.com>
1233 * configure.ac (enable-checking): Add 'runtime' option.
1234 * doc/install.texi (enable-checking): Document 'runtime' checking.
1235 * tsystem.h (gcc_assert, gcc_unreachable): Define.
1236 * config.in: Regenerated.
1237 * configure: Regenerated.
1239 2005-03-23 Uros Bizjak <uros@kss-loka.si>
1241 * optabs.h (enum optab_index): Remove OTI_llrint.
1242 (llrint_optab): Remove macro.
1243 * optabs.c (init_optabs): Remove llrint_optab initialization.
1244 * genopinit.c (optabs): Remove llrint_optab implementation.
1245 * builtins.c (expand_builtin_mathfn): Handle BUILT_IN_LLRINT{,F,L}
1248 2005-03-24 Alexandre Oliva <aoliva@redhat.com>
1250 PR rtl-optimization/20532
1251 * simplify-rtx.c (simplify_binary_operation_1): Protect from
1252 overflow when adding coefficients for PLUS or MINUS.
1253 (simplify_binary_operation_1): Handle CONST_DOUBLE exact power of
1256 2005-03-23 Joseph S. Myers <joseph@codesourcery.com>
1258 * langhooks.h (truthvalue_conversion): Remove.
1259 * langhooks-def.h (LANG_HOOKS_INITIALIZER): Remove
1260 LANG_HOOKS_TRUTHVALUE_CONVERSION.
1261 * system.h (LANG_HOOKS_TRUTHVALUE_CONVERSION): Poison.
1262 * gimplify.c (gimple_boolify): Don't use truthvalue_conversion.
1263 * c-objc-common.h (LANG_HOOKS_TRUTHVALUE_CONVERSION): Remove.
1265 2005-03-23 Kazu Hirata <kazu@cs.umass.edu>
1267 * params.def: Fix a typo.
1268 * config/mips/mips.c: Follow the spelling convensions.
1269 * doc/invoke.texi: Fix typos.
1271 2005-03-18 Dale Johannese <dalej@apple.com>
1273 * cp/tree.c (cp_tree_equal): Handle SSA_NAME.
1275 2005-03-23 Daniel Berlin <dberlin@dberlin.org>
1277 Fix PR tree-optimization/20601
1279 * tree-ssa-pre.c (insert_aux): Add missing condition to
1282 2005-03-23 Ian Lance Taylor <ian@airs.com>
1284 * final.c (final_scan_insn): Don't remove no-op instructions.
1285 * reload1.c (reload): Remove simple no-op instructions even when
1288 2005-03-23 Dorit Naishlos <dorit@il.ib.com>
1290 PR tree-optimization/20501
1291 * tree-vect-analyze.c (vect_enhance_data_refs_alignment): Debug print
1292 reporting that peeling for alignment is applied moved to...
1293 * (vect_analyze_data_refs_alignment): Here.
1295 2005-03-23 Ian Lance Taylor <ian@airs.com>
1297 * reorg.c (dbr_schedule): Remove #if 0 code to call final.
1299 2005-03-23 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
1301 * config.gcc (alpha*-dec-osf[45]*): Remove target_cpu_default.
1302 Define TARGET_SUPPORT_ARCH except on Tru64 UNIX V4.0A.
1304 2005-03-23 Hans-Peter Nilsson <hp@axis.com>
1306 * doc/tm.texi (TARGET_MD_ASM_CLOBBERS): Adjust wording to not
1307 imply that this is called once, independent of asms in code.
1308 Adjust to now being pased output and input lists. Mention helper
1309 function decl_overlaps_hard_reg_set_p.
1310 * hooks.c (hook_tree_tree_tree_tree_3rd_identity): Rename from
1311 hook_tree_tree_identity and to take three trees, returning third.
1312 * hooks.h (hook_tree_tree_tree_tree_3rd_identity): Adjust the
1314 * stmt.c: include hard-reg-set.h before tree.h.
1315 (decl_overlaps_hard_reg_set_p): New function, broken out from...
1316 (decl_conflicts_with_clobbers_p): Call
1317 decl_overlaps_hard_reg_set_p.
1318 (expand_asm_operands): Pass output and input lists in call to
1319 targetm.md_asm_clobbers.
1320 * target-def.h (TARGET_MD_ASM_CLOBBERS): Define as
1321 hook_tree_tree_tree_tree_3rd_identity.
1322 * target.h (struct gcc_target.md_asm_clobbers): Take three tree
1324 * tree.h [HARD_CONST] (decl_overlaps_hard_reg_set_p): Prototype.
1325 * config/i386/i386.c (ix86_md_asm_clobbers): Adjust to three
1326 parameters, first two unused.
1327 * config/cris/cris.c (cris_md_asm_clobbers): Adjust to added
1328 parameters. Only add MOF to clobbers if there's no 'h' mentioned
1329 in constraint letters and MOF is not mentioned as a asm-declared
1330 register in neither of the input and output lists.
1332 2005-03-23 DJ Delorie <dj@redhat.com>
1334 * optabs.c (expand_binop): Make sure the first subword's result
1337 2005-03-23 Joseph S. Myers <joseph@codesourcery.com>
1339 * c-common.c (c_common_truthvalue_conversion): Adjust comment.
1340 Call c_common_truthvalue_conversion rather than
1341 lang_hooks.truthvalue_conversion.
1342 * c-convert.c (convert): Call c_objc_common_truthvalue_conversion.
1343 * c-objc-common.c (c_objc_common_truthvalue_conversion): Move to
1345 * c-objc-common.h (LANG_HOOKS_TRUTHVALUE_CONVERSION): Change to
1346 c_common_truthvalue_conversion.
1347 * c-parser.c (c_parser_paren_condition, c_parser_for_statement,
1348 c_parser_conditional_expression, c_parser_binary_expression): Call
1349 c_objc_common_truthvalue_conversion.
1350 * c-typeck.c (build_unary_op): Call
1351 c_objc_common_truthvalue_conversion.
1352 (build_conditional_expr): Do not call
1353 lang_hooks.truthvalue_conversion.
1354 (build_binary_op): Call c_common_truthvalue_conversion.
1355 (c_objc_common_truthvalue_conversion): Moved from
1356 c-objc-common.c. Call default_function_array_conversion instead
1357 of default_conversion.
1359 2005-03-23 Joseph S. Myers <joseph@codesourcery.com>
1361 * c-common.h (default_conversion): Remove.
1362 (perform_integral_promotions): Add.
1363 * c-tree.h (default_conversion): Add.
1364 * c-typeck.c (perform_integral_promotions): New, split out from
1366 * c-common.c (check_case_value): Use perform_integral_promotions,
1367 not default_conversion.
1368 (c_add_case_label): Don't continue processing case label after
1369 found to be pointer.
1371 2005-03-23 Mark Mitchell <mark@codesourcery.com>
1373 * gcc.c (do_spec_1): Do not add a -L path for a directory in
1374 the prefix list if we have already added a multilib directory
1376 (main): Do not add MD_EXEC_PREFIX to the list of directories to
1379 2005-03-22 Kazu Hirata <kazu@cs.umass.edu>
1381 * reload1.c (indirect_symref_ok, reload_obstack): Make them
1383 * reload.h: Remove the prototype for indirect_symref_ok.
1385 * reload1.c (indirect_symref_ok): Make it global.
1386 * reload.h: Add a prototype for indirect_symref_ok.
1388 2005-03-22 Kaz Kojima <kkojima@gcc.gnu.org>
1390 * config/sh/sh.md (ashlhi3): Rename to *ashlhi3_n and add a new
1393 2005-03-22 Tobias Schl"uter <tobias.schlueter@physik.uni-muenchen.de>
1395 * tree.h (DECL_IGNORED_P, DECL_IN_SYSTEM_HEADER): Clarify comments.
1397 2005-03-22 Daniel Berlin <dberlin@dberlin.org>
1399 * c-opts.c (c_common_parse_file): Only start/end main source file
1400 if debug hooks says the writer wants it.
1401 * dbxout.c (dbx_debug_hooks): Add start_end_main_source_file
1403 (xcoff_debug_hooks): Ditto.
1404 * debug.c (do_nothing_hooks): Ditto.
1405 * debug.h (gcc_debug_hooks): Ditto.
1406 * dwarf2out.c (dwarf2_debug_hooks): Ditto.
1407 * sdbout.c (sdb_debug_hooks): Ditto.
1408 * vmsdbgout.c (vmsdbg_debug_hooks): Ditto.
1410 2005-03-22 Mark Mitchell <mark@codesourcery.com>
1412 * doc/extend.texi: Deprecate C++ min/max operators.
1414 2005-03-22 Zdenek Dvorak <dvorakz@suse.cz>
1416 * tree-ssa-loop-ivopts.c (determine_iv_cost): Do not try to preserve
1417 artificial original candidates.
1419 2005-03-22 Richard Guenther <rguenth@tat.physik.uni-tuebingen.de>
1420 Jan Hubicka <jh@suse.cz>
1421 Steven Bosscher <stevenb@suse.de>
1423 * cgraphunit.c (cgraph_estimate_size_after_inlining): Compute
1424 call cost based on argument sizes.
1425 (cgraph_mark_inline_edge): Avoid inline unit from shrinking by
1427 * params.def: (max-inline-inssn-single): Set to 450.
1428 (max-inline-insns-auto): Set to 90.
1429 (max-inline-insns-recursive): Set to 450
1430 (max-inline-insns-recursive-auto): Set to 450.
1431 (large-function-insns): Set to 2700.
1432 (inline-call-cost): New parameter.
1433 * tree-inline.c (estimate_move_cost): New function.
1434 (estimate_num_insns_1): Compute move sizes costs by estimate_move_cost
1435 for non-gimple-regs, set cost to 0 for gimple-regs. Compute call size
1437 * tree-inline.h (estimate_move_cost): Declare.
1438 * invoke.texi: (max-inline-inssn-single): Change default to 450.
1439 (max-inline-insns-auto): Change default to 90.
1440 (max-inline-insns-recursive): Change default to 450
1441 (max-inline-insns-recursive-auto): Change default to 450.
1442 (large-function-insns): Change default to 2700.
1443 (inline-call-cost): Document new parameter.
1445 2005-03-22 Richard Sandiford <rsandifo@redhat.com>
1447 * config/i860/i860.h (target_flags, TARGET_XP, TARGET_SWITCHES)
1448 (TARGET_DEFAULT): Delete.
1449 * config/i860/i860.opt: New file.
1451 2005-03-22 Richard Sandiford <rsandifo@redhat.com>
1453 * config/frv/frv-protos.h (frv_branch_cost_string, frv_branch_cost_int)
1454 (frv_cpu_string, frv_condexec_insns_str, frv_condexec_insns)
1455 (frv_condexec_temps_str, frv_condexec_temps, frv_sched_lookahead_str)
1456 (frv_sched_lookahead): Delete.
1457 * config/frv/frv.h (MASK_DEFAULT_ALLOC_CC): Move to frv.c.
1458 (target_flags, MASK_GPR_32, MASK_FPR_32, MASK_SOFT_FLOAT)
1459 (MASK_ALLOC_CC, MASK_DWORD, MASK_DOUBLE, MASK_MEDIA, MASK_MULADD)
1460 (MASK_LIBPIC, MASK_ACC_4, MASK_PACK, MASK_LONG_CALLS)
1461 (MASK_ALIGN_LABELS, MASK_LINKED_FP, MASK_BIG_TLS, MASK_DEBUG_ARG)
1462 (MASK_DEBUG_ADDR, MASK_DEBUG_STACK, MASK_DEBUG, MASK_DEBUG_LOC)
1463 (MASK_DEBUG_COND_EXEC, MASK_NO_COND_MOVE, MASK_NO_SCC)
1464 (MASK_NO_COND_EXEC, MASK_NO_VLIW_BRANCH, MASK_NO_MULTI_CE)
1465 (MASK_FDPIC, MASK_INLINE_PLT, MASK_GPREL_RO, MASK_DEFAULT)
1466 (TARGET_GPR_32, TARGET_FPR_32, TARGET_SOFT_FLOAT, TARGET_ALLOC_CC)
1467 (TARGET_DWORD, TARGET_DOUBLE, TARGET_MEDIA, TARGET_MULADD)
1468 (TARGET_LIBPIC, TARGET_ACC_4, TARGET_DEBUG_ARG, TARGET_DEBUG_ADDR)
1469 (TARGET_DEBUG_STACK, TARGET_DEBUG, TARGET_DEBUG_LOC)
1470 (TARGET_DEBUG_COND_EXEC, TARGET_NO_COND_MOVE, TARGET_NO_SCC)
1471 (TARGET_NO_COND_EXEC, TARGET_NO_VLIW_BRANCH, TARGET_NO_MULTI_CE)
1472 (TARGET_NO_NESTED_CE, TARGET_FDPIC, TARGET_INLINE_PLT, TARGET_BIG_TLS)
1473 (TARGET_GPREL_RO, TARGET_PACK, TARGET_LONG_CALLS, TARGET_ALIGN_LABELS)
1474 (TARGET_LINKED_FP, TARGET_GPR_64, TARGET_FPR_64, TARGET_HARD_FLOAT)
1475 (TARGET_FIXED_CC, TARGET_COND_MOVE, TARGET_SCC, TARGET_COND_EXEC)
1476 (TARGET_VLIW_BRANCH, TARGET_MULTI_CE, TARGET_NESTED_CE, TARGET_ACC_8)
1477 (TARGET_SWITCHES, TARGET_OPTIONS, DEFAULT_CONDEXEC_TEMPS)
1478 (DEFAULT_BRANCH_COST, DEFAULT_CONDEXEC_INSNS): Delete.
1479 * config/frv/frv.c (frv_branch_cost_string, frv_branch_cost_int)
1480 (frv_cpu_string, frv_condexec_insns_str, frv_condexec_insns)
1481 (frv_condexec_temps_str, frv_condexec_temps, frv_sched_lookahead_str)
1482 (frv_sched_lookahead): Delete.
1483 (MASK_DEFAULT_ALLOC_CC): Moved from frv.h.
1484 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
1485 (frv_handle_option): New function. Move -mcpu= handling from...
1486 (frv_override_options): ...here. Remove handling of other
1488 (frv_ifcvt_modify_tests): Check !TARGET_COND_EXEC instead of
1489 TARGET_NO_COND_EXEC and !TARGET_NESTED_CE to TARGET_NO_NESTED_CE.
1490 (frv_ifcvt_modify_multiple_tests): Likewise !TARGET_MULTI_CE
1491 and TARGET_NO_MULTI_CE.
1492 (frv_for_each_packet): Likewise TARGET_NO_VLIW_BRANCH and
1493 !TARGET_VLIW_BRANCH.
1494 * config/frv/frv.opt: New file.
1496 2005-03-22 Kazu Hirata <kazu@cs.umass.edu>
1498 * fold-const.c (fold_ternary): Take decomposed arguments of
1500 (fold): Update a call to fold_ternary.
1502 * fold-const.c (fold_build1, fold_build2, fold_build3): New.
1503 * tree.h: Add corresponding prototypes.
1505 2005-03-22 Jakub Jelinek <jakub@redhat.com>
1508 * cfglayout.c (reemit_insn_block_notes): Don't put block notes in
1509 between jump table and its label.
1510 * final.c (shorten_branches): Handle notes in between ADDR_VEC
1511 resp. ADDR_DIFF_VEC and the label preceeding it.
1512 (final_scan_insn): Likewise. Ensure ADDR_VEC resp. ADDR_DIFF_VEC
1513 is emitted in the right section.
1515 2005-03-22 Kazu Hirata <kazu@cs.umass.edu>
1517 * fold-const.c (fold_unary, fold_binary): Update comments
1520 2005-03-22 Hans-Peter Nilsson <hp@axis.com>
1522 PR rtl-optimization/20527
1523 * combine.c (can_combine_p) [AUTO_INC_DEC]: When INSN has an
1524 REG_INC note, test that the register also isn't mentioned in PRED
1527 2005-03-22 Ben Elliston <bje@au.ibm.com>
1529 * dwarf2out.c (dwarf_type_encoding_name): Remove unused prototype
1532 2005-03-21 Mike Stump <mrs@apple.com>
1534 * varasm.c (default_assemble_visibility): Remove extra ().
1536 2005-03-21 Roger Sayle <roger@eyesopen.com>
1539 * bb-reorder.c (duplicate_computed_gotos): Use can_duplicate_block_p
1540 to determine whether a block can be duplicated, rather than test
1541 whether the block contains noncopyable insns ourselves.
1543 2005-03-21 Kazu Hirata <kazu@cs.umass.edu>
1545 * config/i860/i860.h (PREDICATE_CODES): Remove nonexistent
1548 2005-03-21 Richard Sandiford <rsandifo@redhat.com>
1550 * config/ip2k/ip2k.h (target_flags, TARGET_SWITCHES): Delete.
1552 2005-03-21 Richard Sandiford <rsandifo@redhat.com>
1554 * config/fr30/fr30.h (TARGET_SMALL_MODEL_MASK, TARGET_SMALL_MODEL)
1555 (TARGET_DEFAULT, target_flags, TARGET_SWITCHES): Delete.
1556 * config/fr30/fr30.opt: New file.
1558 2005-03-18 Daniel Berlin <dberlin@dberlin.org>
1560 Fix PR tree-optimization/20542
1562 * tree-flow-inline.h (overlap_subvar): Move to here.
1563 * tree-ssa-operands.c: From here.
1564 * tree-flow.h (overlap_subvar): Declare.
1565 * tree-ssa-alias.c (add_pointed_to_var): Use overlap_subvar here.
1566 * tree-ssa-loop-im.c (is_call_clobbered_ref): Return proper answer
1567 for variables with subvars.
1569 2005-03-21 Mostafa Hagog <mustafa@il.ibm.com>
1572 * ddg.c (create_ddg_dependence): Ignore reg-anti dependency.
1573 * modulo-sched.c (const_iteration_count): Return on NULL
1575 (print_node_sched_params): Return on NULL dump_file.
1576 (generate_reg_moves): Handle reg-anti dependencies and disregard
1577 closing branch when generating register moves.
1578 (sms_schedule): Mark the SMSed block dirty.
1579 * passes.c (rest_of_handle_sms): Call update_life_info for all
1581 * testsuite/gcc.dg/20050321-1.c: New test.
1583 2005-03-21 Bob Wilson <bob.wilson@acm.org>
1585 * config/xtensa/lib1funcs.asm (__mulsi3): Use symbolic name for ACCLO.
1586 * config/xtensa/xtensa.md (movsi_internal, movhi_internal,
1587 movqi_internal): Likewise.
1589 2005-03-21 Bob Wilson <bob.wilson@acm.org>
1591 * config/xtensa/xtensa-protos.h: (xtensa_simm7, xtensa_uimm8,
1592 xtensa_uimm8x2, xtensa_uimm8x4, xtensa_ai4const, xtensa_lsi4x4,
1593 xtensa_b4const): Delete prototypes.
1594 (xtensa_simm8, xtensa_simm8x256, xtensa_simm12b, xtensa_b4constu,
1595 xtensa_mask_immediate, xtensa_mem_offset): Update prototypes.
1596 (xtensa_b4const_or_zero, xtensa_const_ok_for_letter_p,
1597 xtensa_extra_constraint): New prototypes.
1598 (add_operand, arith_operand, nonimmed_operand, mem_operand,
1599 mask_operand, extui_fldsz_operand, sext_operand, sext_fldsz_operand,
1600 lsbitnum_operand, branch_operand, ubranch_operand, call_insn_operand,
1601 move_operand, const_float_1_operand, fpmem_offset_operand,
1602 branch_operator, ubranch_operator, boolean_operator): Delete prototypes.
1603 * config/xtensa/xtensa.c (b4const_or_zero): Rename to ...
1604 (xtensa_b4const_or_zero): ...this. Change return type to bool and
1605 argument type to HOST_WIDE_INT.
1606 (xtensa_simm8, xtensa_simm8x256, xtensa_simm12b,
1607 xtensa_mask_immediate): Likewise.
1608 (xtensa_uimm8, xtensa_uimm8x2, xtensa_uimm8x4, xtensa_b4const):
1609 Likewise. Also make these functions static.
1610 (xtensa_simm7, xtensa_ai4const, xtensa_lsi4x4): Delete.
1611 (xtensa_const_ok_for_letter_p): New.
1612 (add_operand, arith_operand, nonimmed_operand, mem_operand,
1613 mask_operand, extui_fldsz_operand, sext_operand, sext_fldsz_operand,
1614 lsbitnum_operand, branch_operand, ubranch_operand, call_insn_operand,
1615 move_operand, const_float_1_operand, fpmem_offset_operand,
1616 branch_operator, ubranch_operator, boolean_operator): Move to
1618 (smalloffset_mem_p): Inline code from xtensa_lsi4x4.
1619 (xtensa_mem_offset): Change return type to bool.
1620 (xtensa_extra_constraint): New.
1621 (gen_int_relational): Update type of const_range_p function pointer.
1622 Use xtensa_b4const_or_zero.
1623 * config/xtensa/xtensa.h (CONST_OK_FOR_LETTER_P): Define to
1624 xtensa_const_ok_for_letter_p. Update comments.
1625 (EXTRA_CONSTRAINT): Define to xtensa_extra_constraint.
1626 (PREDICATE_CODES): Delete.
1627 * config/xtensa/xtensa.md: Include predicates.md.
1628 * config/xtensa/predicates.md: New file.
1630 2005-03-21 Kazu Hirata <kazu@cs.umass.edu>
1632 * config/v850/v850-protos.h: Remove the prototypes for
1633 reg_or_int9_operand, reg_or_const_operand,
1634 pattern_is_ok_for_prepare, pattern_is_ok_for_dispose,
1635 reg_or_0_operand, reg_or_int5_operand, call_address_operand,
1636 movsi_source_operand, power_of_two_operand,
1637 not_power_of_two_operand, special_symbolref_operand,
1638 pattern_is_ok_for_prologue, pattern_is_ok_for_epilogue, and
1639 register_is_ok_for_epilogue.
1640 * config/v850/v850.c (reg_or_0_operand, reg_or_int5_operand,
1641 reg_or_int9_operand, reg_or_const_operand,
1642 call_address_operand, special_symbolref_operand,
1643 movsi_source_operand, power_of_two_operand,
1644 not_power_of_two_operand, register_is_ok_for_epilogue,
1645 pattern_is_ok_for_epilogue, pattern_is_ok_for_prologue,
1646 pattern_is_ok_for_dispose, pattern_is_ok_for_prepare): Move to
1648 * config/v850/v850.h (PREDICATE_CODES): Remove.
1649 * config/v850/v850.md: Include predicates.md.
1650 * config/v850/predicates.md: New.
1652 2005-03-21 Zack Weinberg <zack@codesourcery.com>
1654 * Makefile.in (BASEVER, DEVPHASE, DATESTAMP)
1655 (BASEVER_c, DEVPHASE_c, DATESTAMP_c)
1656 (BASEVER_s, DEVPHASE_s, DATESTAMP_s, version): Set with :=.
1657 (itoolsdir, itoolsdatadir): Move definition above new first use.
1658 (install-itoolsdirs): New rule.
1659 (install-mkheaders): Depend on install-itoolsdirs, not
1660 install-include-dir.
1662 2005-03-21 Kazu Hirata <kazu@cs.umass.edu>
1664 * tree-into-ssa.c: Remove obsolete comments.
1666 2005-03-21 Richard Guenther <rguenth@gcc.gnu.org>
1668 * tree-ssa-loop.c (gate_tree_complete_unroll): Run complete
1669 unrolling if -fpeel-loops is specified, too.
1670 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely):
1671 Remove superfluous check for flag_unroll_loops.
1673 2005-03-21 Uros Bizjak <uros@kss-loka.si>
1675 * optabs.h (enum optab_index): Add new OTI_lrint and OTI_llrint.
1676 (lrint_optab, llrint_optab): Define corresponding macros.
1677 * optabs.c (init_optabs): Initialize lrint_optab and llrint_optab.
1678 * genopinit.c (optabs): Implement lrint_optab using lrintsi2
1679 pattern and llrint_optab using llrintdi2 patterns.
1680 * builtins.c (expand_builtin_mathfn): Handle BUILT_IN_LRINT{,F,L}
1681 using lrint_optab and BUILT_IN_LLRINT{,F,L} using llrint_optab.
1682 (expand_builtin): Expand BUILT_IN_LRINT{,F,L} and
1683 BUILT_IN_LLRINT{,F,L} using expand_builtin_mathfn if
1684 flag_unsafe_math_optimizations is set.
1686 2005-03-21 Paolo Bonzini <bonzini@gnu.org>
1688 * combine.c (combine_simplify_rtx, simplify_if_then_else,
1689 simplify_logical, if_then_else_cond, known_cond,
1690 simplify_comparison): Adjust calls to reverse_comparison.
1691 Don't use combine_reversed_comparison_code).
1692 (combine_reversed_comparison_code): Remove.
1693 (reversed_comparison): Using reversed_comparison_code, move it...
1694 * jump.c (reversed_comparison): ... here.
1695 * rtl.h (reversed_comparison): Add prototype.
1697 2005-03-21 Kazu Hirata <kazu@cs.umass.edu>
1699 * builtins.c (fold_builtin): Take decomposed arguments of
1701 * fold-const.c (fold_ternary): Update a call to fold_builtin.
1702 * gimplify.c (gimplify_call_expr): Likewise.
1703 * tree-ssa-ccp.c (ccp_fold, ccp_fold_builtin): Likewise.
1704 * tree.h: Update the prototype of fold_builtin.
1706 2005-03-21 Paolo Bonzini <bonzini@gnu.org>
1708 * rtl.h (struct rtx_hooks): Add gen_lowpart_no_emit.
1709 * rtlhooks.c (gen_lowpart_no_emit_general): New.
1710 * rtlhooks-def.h (gen_lowpart_no_emit_general): Declare.
1711 (RTL_HOOKS_GEN_LOWPART_NO_EMIT): New.
1712 * simplify-rtx.c (simplify_binary_operation_1): Use it.
1714 2005-03-21 Kazu Hirata <kazu@cs.umass.edu>
1716 * builtins.c (fold_builtin_1): Take decomposed arguments of
1718 (fold_builtin): Update a call to fold_builtin_1.
1720 2005-03-21 Nathan Sidwell <nathan@codesourcery.com>
1723 * gcov.c (output_lines): Only output function block summary when
1724 outputting branch information.
1725 * doc/gcov.texi: Document format of preamble and additional block
1728 2005-03-21 Richard Sandiford <rsandifo@redhat.com>
1730 * libgcc2.h (LIBGCC2_HAS_SF_MODE): New macro.
1731 (LIBGCC2_HAS_DF_MODE, LIBGCC2_HAS_TF_MODE, LIBGCC2_HAS_XF_MODE): Make
1732 the defaults false if BITS_PER_UNIT != 8.
1733 (SFtype, SCtype, __fixsfdi, __floatdisf, __fixunssfSI, __fixunssfDI)
1734 (__powisf2, __divsc3, __mulsc3): Guard with LIBGCC2_HAS_SF_MODE rather
1735 than BITS_PER_UNIT != 8.
1736 (L_fixdfdi, L_fixsfdi, L_fixtfdi, L_fixunsdfdi, L_fixunsdfsi)
1737 (L_fixunssfdi, L_fixunssfsi, L_fixunstfdi, L_fixunsxfdi, L_fixunsxfsi)
1738 (L_fixxfdi, L_floatdidf, L_floatdisf, L_floatditf, L_floatdixf): Remove
1740 * libgcc2.c (__fixunssfDI, __fixsfdi, __floatdisf, __fixunssfSI)
1741 (__powisf2, __divsc3, __mulsc3): Guard with LIBGCC2_HAS_SF_MODE.
1743 2005-03-20 Roger Sayle <roger@eyesopen.com>
1746 * fold-const.c (fold_binary): Fix type mismatch between
1747 TRUTH_{AND,OR,XOR}_EXPR nodes an their operands' types.
1748 (fold_binary) <TRUTH_XOR_EXPR>: Avoid calling invert_truthvalue
1749 for non-truth-valued expressions.
1751 * c-common.c (c_common_truthvalue_conversion): Handle ERROR_MARK
1752 and FUNCTION_DECL in the main switch.
1753 <TRUTH_ANDIF_EXPR, TRUTH_ORIF_EXPR, TRUTH_AND_EXPR, TRUTH_OR_EXPR,
1754 TRUTH_XOR_EXPR>: When changing the result type of these tree nodes,
1755 we also need to convert their operands to match.
1756 <TRUTH_NOT_EXPR>: Likewise.
1758 2005-03-21 Joseph S. Myers <joseph@codesourcery.com>
1760 * c-common.c (lvalue_or_else): Replace by lvalue_error; only give
1761 diagnostic without checking whether an lvalue.
1762 * c-common.h (lvalue_p): Remove.
1763 (enum lvalue_use): Update comment.
1764 (lvalue_or_else): Replace by lvalue_error.
1765 * c-typeck.c (lvalue_p): Make static.
1766 (lvalue_or_else): New. Call lvalue_error.
1768 2005-03-21 Alan Modra <amodra@bigpond.net.au>
1770 * config/rs6000/rs6000.c (rs6000_parm_start): New function.
1771 (function_arg_advance): Use rs6000_parm_start.
1772 (function_arg, rs6000_arg_partial_bytes): Likewise.
1774 2005-03-20 Joseph S. Myers <joseph@codesourcery.com>
1776 * c-common.c (check_case_value): Adjust comment about stripping
1778 (handle_vector_size_attribute): Don't strip NON_LVALUE_EXPR.
1779 * c-typeck.c (default_conversion, convert_arguments,
1780 build_modify_expr, convert_for_assignment, store_init_value,
1781 digest_init): Use STRIP_TYPE_NOPS instead of stripping nops
1782 manually. Remove inaccurate comments.
1784 2005-03-20 Roger Sayle <roger@eyesopen.com>
1785 Joseph S. Myers <joseph@codesourcery.com>
1787 * varasm.c (do_assemble_alias): Restore comment describing function.
1788 Annotate the target parameter as potentially unused.
1790 2005-03-20 Marek Michalkiewicz <marekm@amelek.gda.pl>
1793 * config/avr/avr.c (avr_output_function_prologue): Do not use
1794 current_function_name() in a label, use a local label instead.
1796 2005-03-20 David Edelsohn <edelsohn@gnu.org>
1798 * config/rs6000/rs6000.c (rs6000_generate_compare): Test
1799 flag_finite_math_only, not flag_unsafe_math_optimizations.
1801 2005-03-20 Kazu Hirata <kazu@cs.umass.edu>
1803 * builtins.c (fold_builtin_1): Update a call to
1804 targetm.fold_builtin.
1805 * hooks.c (hook_tree_tree_bool_null): Rename to
1806 hook_tree_tree_tree_bool_null. Take one more argument of type
1808 * hooks.h: Update the prototype of hook_tree_tree_bool_null.
1809 * target-def.h (TARGET_FOLD_BUILTIN): Define it as
1810 hook_tree_tree_tree_bool_null.
1811 * target.h (gcc_target): Update the prototype of fold_builtin.
1812 * config/alpha/alpha.c (alpha_fold_builtin): Take decomposed
1813 arguments of CALL_EXPR.
1814 * doc/tm.texi (TARGET_FOLD_BUILTIN): Update. Mention the
1817 2005-03-20 Jan Hubicka <jh@suse.cz>
1819 * cgraph.h (cgraph_node): Add prev_clone pointer.
1820 * cgraph.c (cgraph_remove_node): Remove from doubly linked chain.
1821 (cgraph_clone_node): Produce doubly linked chain.
1823 2005-03-20 Joseph S. Myers <joseph@codesourcery.com>
1825 * c-common.c (handle_aligned_attribute, check_function_sentinel,
1826 get_nonnull_operand, handle_sentinel_attribute,
1827 check_function_arguments_recurse): Do not strip NOPS from
1829 * c-decl.c (check_bitfield_type_and_width, build_enumerator):
1831 * c-format.c (get_constant): Likewise.
1832 * c-parser.c (c_parser_postfix_expression): Likewise.
1833 * c-typeck.c (set_init_index): Likewise.
1834 (convert_arguments): Don't check for NOP_EXPR containing integer
1837 2005-03-20 Kazu Hirata <kazu@cs.umass.edu>
1839 * builtins.c (fold_fixed_mathfn, fold_builtin_trunc,
1840 fold_builtin_floor, fold_builtin_ceil, fold_builtin_lround):
1841 Take decomposed arguments of CALL_EXPR.
1842 (fold_builtin_1): Update calls to the functions mentioned
1845 2005-03-20 Joseph S. Myers <joseph@codesourcery.com>
1847 * c-decl.c (check_bitfield_type_and_width): Require bit-field
1848 width to have integer type.
1849 (build_enumerator): Require enumerator value to have integer type.
1851 2005-03-19 Joseph S. Myers <joseph@codesourcery.com>
1853 * doc/extend.texi (__builtin_inf): Move statement about INFINITY
1856 2005-03-19 Joseph S. Myers <joseph@codesourcery.com>
1858 * c.opt (ansi, std=iso9899:1990, std=iso9899:1999,
1859 std=iso9899:199x): Correct descriptions.
1861 2005-03-19 Joseph S. Myers <joseph@codesourcery.com>
1863 * config.gcc: Consistently use solaris2.1[0-9]* instead of
1866 2005-03-19 Kazu Hirata <kazu@cs.umass.edu>
1868 * builtins.c (fold_builtin_memcpy): Take decomposed arguments
1870 (expand_builtin_memcpy, fold_builtin_1): Update calls to
1871 fold_builtin_memcpy.
1873 * builtins.c (fold_trunc_transparent_mathfn): Take decomposed
1874 arguments of CALL_EXPR.
1875 (fold_builtin_trunc, fold_builtin_floor, fold_builtin_ceil,
1876 fold_builtin_found, fold_builtin_1): Update calls to
1877 fold_trunc_transparent_mathfn.
1879 2005-03-19 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1882 * fold-const.c (fold_widened_comparison): Don't optimize casts of
1883 function pointers on targets that require function pointer
1885 (fold_sign_changed_comparison): Likewise.
1887 2005-03-19 Bernd Schmidt <bernd.schmidt@analog.com>
1889 * combine.c (try_combine): When changing the mode of a hard reg, make
1890 sure that doing so is valid.
1892 2005-03-19 Richard Sandiford <rsandifo@redhat.com>
1894 * config/avr/avr.c (avr_init_stack, avr_mcu_name): Make static.
1895 (TARGET_HANDLE_OPTION): Override default.
1896 (avr_handle_option): New function.
1897 * config/avr/avr.h (MASK_ALL_DEBUG, MASK_ORDER_1, MASK_INSN_SIZE_DUMP)
1898 (MASK_ORDER_2, MASK_NO_TABLEJUMP, MASK_INT8, MASK_NO_INTERRUPTS)
1899 (MASK_CALL_PROLOGUES, MASK_TINY_STACK, MASK_SHORT_CALLS)
1900 (TARGET_ORDER_1, TARGET_ORDER_2, TARGET_INT8, TARGET_NO_INTERRUPTS)
1901 (TARGET_INSN_SIZE_DUMP, TARGET_CALL_PROLOGUES, TARGET_TINY_STACK)
1902 (TARGET_NO_TABLEJUMP, TARGET_SHORT_CALLS, TARGET_ALL_DEBUG)
1903 (TARGET_SWITCHES, avr_init_stack, avr_mcu_name)
1904 (TARGET_OPTIONS): Delete.
1905 * config/avr/avr.opt: New file.
1907 2005-03-18 2005-03-18 Kazu Hirata <kazu@cs.umass.edu>
1909 * config/m32r/m32r-protos.h: Remove the prototypes for
1910 call_address_operand, symbolic_operand, seth_add3_operand,
1911 cmp_int16_operand, uint16_operand, reg_or_int16_operand,
1912 reg_or_uint16_operand, reg_or_cmp_int16_operand,
1913 two_insn_const_operand, move_src_operand,
1914 move_double_src_operand, move_dest_operand,
1915 eqne_comparison_operator, signed_comparison_operator,
1916 large_insn_p, conditional_move_operand, carry_compare_operand,
1917 m32r_block_immediate_operand, extend_operand,
1918 reg_or_eq_int16_operand, int8_operand, and
1919 reg_or_zero_operand.
1920 * config/m32r/m32r.c (call_address_operand, symbolic_operand,
1921 seth_add3_operand, int8_operand, cmp_int16_operand,
1922 uint16_operand, reg_or_int16_operand, reg_or_uint16_operand,
1923 reg_or_eq_int16_operand, reg_or_cmp_int16_operand,
1924 reg_or_zero_operand, two_insn_const_operand, move_src_operand,
1925 move_double_src_operand, move_dest_operand,
1926 eqne_comparison_operator, signed_comparison_operator,
1927 extend_operand, small_insn_p, large_insn_p,
1928 conditional_move_operand, carry_compare_operand,
1929 m32r_block_immediate_operand): Move to predicates.md.
1930 (MAX_MOVE_BYTES): Move to m32r.h.
1931 * config/m32r/m32r.h (PREDICATE_CODES): Remove.
1932 * config/m32r/m32r.md: Include predicates.md.
1933 * config/m32r/predicates.md: New.
1935 2005-03-18 James E Wilson <wilson@specifixinc.com>
1938 * dwarf2out.c (declare_in_namespace): Ignore decls with an abstract
1941 2005-03-18 Kazu Hirata <kazu@cs.umass.edu>
1943 * config/mn10300/mn10300-protos.h: Remove the prototypes for
1944 call_address_operand, const_8bit_operand.
1945 * config/mn10300/mn10300.c (call_address_operand,
1946 const_8bit_operand, const_1f_operand): Move to predicates.md.
1947 * config/mn10300/mn10300.h (PREDICATE_CODES): Remove.
1948 * config/mn10300/mn10300.md: Include predicates.md.
1949 * config/mn10300/predicates.md: New.
1951 2005-03-18 Joseph S. Myers <joseph@codesourcery.com>
1953 * c-common.c, c-decl.c, c-format.c, c-typeck.c: Use %D for
1954 declarations in diagnostics and %E for identifiers, not %s.
1956 2005-03-18 Jan Hubicka <jh@suse.cz>
1957 Dale Johannesen <dalej@apple.com>
1959 * basic-block.h (scale_bbs_frequencies_int,
1960 scale_bbs_frequencies_gcov_type): Declare.
1961 * cfg.c (RDIV): New macro.
1962 (update_bb_frequency_for_threading): Fix.
1963 * basic-block.h (scale_bbs_frequencies_int,
1964 scale_bbs_frequencies_gcov_type): New.
1965 * cfgloopmanip.c (scale_bbs_frequencies): Kill.
1966 (scale_loop_frequencies, duplicate_loop_to_header_edge): Use
1967 scale_bbs_frequencies_int.
1968 * tree-ssa-loop-ch.c (copy_loop_headers): Fix profiling info.
1970 2005-03-18 Kazu Hirata <kazu@cs.umass.edu>
1972 * config/m32r/m32r-protos.h: Remove the prototypes for
1973 call_address_operand, symbolic_operand, seth_add3_operand,
1974 cmp_int16_operand, uint16_operand, reg_or_int16_operand,
1975 reg_or_uint16_operand, reg_or_cmp_int16_operand,
1976 two_insn_const_operand, move_src_operand,
1977 move_double_src_operand, move_dest_operand,
1978 eqne_comparison_operator, signed_comparison_operator,
1979 large_insn_p, conditional_move_operand, carry_compare_operand,
1980 m32r_block_immediate_operand, extend_operand,
1981 reg_or_eq_int16_operand, int8_operand, and
1982 reg_or_zero_operand.
1983 * config/m32r/m32r.c (call_address_operand, symbolic_operand,
1984 seth_add3_operand, int8_operand, cmp_int16_operand,
1985 uint16_operand, reg_or_int16_operand, reg_or_uint16_operand,
1986 reg_or_eq_int16_operand, reg_or_cmp_int16_operand,
1987 reg_or_zero_operand, two_insn_const_operand, move_src_operand,
1988 move_double_src_operand, move_dest_operand,
1989 eqne_comparison_operator, signed_comparison_operator,
1990 extend_operand, small_insn_p, large_insn_p,
1991 conditional_move_operand, carry_compare_operand,
1992 m32r_block_immediate_operand): Move to predicates.md.
1993 (MAX_MOVE_BYTES): Move to m32r.h.
1994 * config/m32r/m32r.h (PREDICATE_CODES): Remove.
1995 * config/m32r/m32r.md: Include predicates.md.
1996 * config/m32r/predicates.md: New.
1998 * config/pa/pa-protos.h: Add prototypes for magic_milli and
2000 * config/pa/pa.c (reg_or_0_operand, call_operand_address,
2001 symbolic_operand, symbolic_memory_operand,
2002 reg_or_0_or_nonsymb_mem_operand, reg_before_reload_operand,
2003 indexed_memory_operand, move_dest_operand, move_src_operand,
2004 prefetch_cc_operand, prefetch_nocc_operand,
2005 reg_or_cint_move_operand, pic_label_operand, fp_reg_operand,
2006 arith_operand, arith11_operand, pre_cint_operand,
2007 post_cint_operan, arith_double_operand, ireg_or_int5_operand,
2008 ireg_operand, int5_operand, uint5_operand, int11_operand,
2009 uint32_operand, arith5_operand, and_operand, ior_operand,
2010 lhs_lshift_operand, lhs_lshift_cint_operand, arith32_operand,
2011 pc_or_label_operand, div_operand, plus_xor_ior_operator,
2012 shadd_operand, movb_comparison_operator,
2013 cmpib_comparison_operator): Move to predicates.md.
2014 (magic_milli, shadd_constant_p): Make it extern.
2015 * config/pa/pa.h (PREDICATE_CODES): Remove.
2016 * config/pa/pa.md: Include predicates.md.
2017 * config/pa/predicates.md: New.
2019 * config/v850/v850.h (PREDICATE_CODES): Remove a nonexistent
2022 2005-03-18 Kazu Hirata <kazu@cs.umass.edu>
2024 * hooks.c, hooks.h, intl.c, opts.h, prefix.c, tree-gimple.c,
2025 config/alpha/ev4.md, config/alpha/ev5.md, config/alpha/ev6.md,
2026 config/alpha/freebsd.h, config/alpha/linux.h,
2027 config/alpha/netbsd.h, config/alpha/osf5.h,
2028 config/alpha/vms.h, config/arc/arc.c, config/arc/arc.h,
2029 config/h8300/h8300-protos.h, config/h8300/h8300.c,
2030 config/h8300/h8300.h, config/ia64/unwind-ia64.c,
2031 doc/cppopts.texi: Update copyright.
2033 2005-03-18 Jan Hubicka <jh@suse.cz>
2036 * cgraph.c (cgraph_mark_reachable_node): Assert that it is not called
2038 * varasm.c (find_decl_and_mark_needed): Mark needed only when not
2041 2005-03-18 Kazu Hirata <kazu@cs.umass.edu>
2043 * tree-into-ssa.c (find_idf): Use VEC_quick_push instead of
2046 2005-03-18 Paolo Bonzini <bonzini@gnu.org>
2048 * combine.c (gen_binary): Remove.
2049 (known_cond, simplify_shift_const, find_split_point,
2050 combine_simplify_rtx, simplify_if_then_else, simplify_set,
2051 simplify_logical, expand_field_assignment, extract_left_shift,
2052 force_to_mode, if_then_else_cond, apply_distributive_law,
2053 simplify_and_const_int, simplify_shift_const, gen_lowpart_for_combine,
2054 simplify_comparison, reversed_comparison): Replace with
2055 simplify_gen_binary, simplify_gen_relational or
2056 distribute_and_simplify_rtx.
2057 (distribute_and_simplify_rtx): New function.
2059 2005-03-18 Alexey Neyman <alex.neyman@auriga.ru>
2060 Paolo Bonzini <gcc.gnu.org>
2062 * calls.c (setjmp_call_p, special_function_p): Update comments
2063 at the head of the functions.
2065 2005-03-18 Jan Hubicka <jh@suse.cz>
2067 * tree-cfg.c (fold_cond_expr_cond): Use boolean types for condition.
2069 * cgraph.c (cgraph_remove_node): Avoid loop in code deciding whether
2070 function body should be released; do not proactively release function
2071 bodies in non-unit-at-a-time mode.
2073 2005-03-18 Ralf Corsepius <ralf.corsepius@rtems.org>
2075 * config/i386/t-rtems-i386 (MULTILIBS): Remove k6, athlon,
2076 mno-fp-ret-in-387 multilib variants.
2078 2005-03-18 Richard Sandiford <rsandifo@redhat.com>
2080 * common.opt (m): Remove.
2081 * opts.c (handle_option): Pass 'm' options to set_target_switch if
2083 (common_handle_option): Remove OPT_m case.
2085 2005-03-18 Kazu Hirata <kazu@cs.umass.edu>
2087 * builtins.c (fold_builtin_bitop): Take decomposed arguments
2089 (fold_builtin_1): Update a call to fold_builtin_bitop.
2091 * builtins.c (fold_builtin_signbit): Take decomposed arguments
2093 (fold_builtin_1): Update a call to fold_builtin_signbit.
2095 2005-03-17 Dorit Naishlos <dorit@il.ibm.com>
2097 PR tree-optimization/20474
2098 * tree-vect-analyze.c (vect_analyze_pointer_ref_access): Check the
2099 size_type of the relevant pointer. Check for COMPLETE_TYPE_P.
2101 2005-03-17 Kazu Hirata <kazu@cs.umass.edu>
2103 * config/h8300/h8300-protos.h: Remove prototypes for
2104 general_operand_src, general_operand_dst, single_one_operand,
2105 single_zero_operand, call_insn_operand,
2106 two_insn_adds_subs_operand, small_call_insn_operand,
2107 jump_address_operand, bit_operand, bit_memory_operand,
2108 stack_pointer_operand, const_int_gt_2_operand,
2109 const_int_ge_8_operand, const_int_qi_operand,
2110 const_int_hi_operand, incdec_operand, bit_operator,
2111 nshift_operator, eqne_operator, gtle_operator,
2112 gtuleu_operator, iorxor_operator.
2113 Add prototypes for h8sx_shift_type h8sx_classify_shift and
2114 h8300_ldm_stm_parallel.
2115 * config/h8300/h8300.c (h8sx_shift_type,): Move to
2117 (SYMBOL_FLAG_FUNCVEC_FUNCTION, SYMBOL_FLAG_EIGHTBIT_DATA,
2118 SYMBOL_FLAG_TINY_DATA): Move to h8300.h.
2119 (h8300_ldm_stm_parallel): Make it extern.
2120 (h8300_ldm_parallel, h8300_stm_parallel,
2121 h8300_return_parallel, general_operand_src,
2122 general_operand_dst, h8300_dst_operand, h8300_src_operand,
2123 nibble_operand, reg_or_nibble_operand, single_one_operand,
2124 single_zero_operand, call_insn_operand,
2125 two_insn_adds_subs_operand, small_call_insn_operand,
2126 jump_address_operand, bit_operand, bit_memory_operand,
2127 stack_pointer_operand, const_int_gt_2_operand,
2128 const_int_ge_8_operand, const_int_qi_operand,
2129 const_int_hi_operand, incdec_operand, eqne_operator,
2130 gtle_operator, gtuleu_operator, iorxor_operator, bit_operator,
2131 h8sx_binary_memory_operator, h8sx_unary_memory_operator,
2132 h8sx_unary_shift_operator, h8sx_binary_shift_operator,
2133 nshift_operator): Move to predicates.md.
2134 * config/h8300/h8300.h (PREDICATE_CODES): Remove.
2135 * config/h8300/h8300.md: Include predicates.md.
2136 * config/h8300/predicates.md: New.
2138 2005-03-17 Richard Henderson <rth@redhat.com>
2140 * config.gcc (ia64*-*-hpux*): Add extra_options.
2141 * config/ia64/hpux.h (SUBTARGET_SWITCHES): Remove.
2142 (TARGET_DEFAULT): Remove MASK_INLINE_FLOAT_DIV_THR.
2143 * config/ia64/ia64.c (ia64_fixed_range_string): Remove.
2144 (ia64_tls_size_string, ia64_tune_string): Remove.
2145 (ia64_tune): Init to PROCESSOR_ITANIUM2.
2146 (TARGET_DEFAULT_TARGET_FLAGS): New.
2147 (TARGET_HANDLE_OPTION): New.
2148 (ia64_override_options): Move options parsing ...
2149 (ia64_handle_option): ... here. New.
2150 * config/ia64/ia64.h (target_flags, MASK_BIG_ENDIAN, MASK_GNU_AS,
2151 MASK_GNU_LD, MASK_NO_PIC, MASK_VOL_ASM_STOP, MASK_ILP32,
2152 MASK_REG_NAMES, MASK_NO_SDATA, MASK_CONST_GP, MASK_AUTO_PIC,
2153 MASK_INLINE_FLOAT_DIV_LAT, MASK_INLINE_FLOAT_DIV_THR,
2154 MASK_INLINE_INT_DIV_LAT, MASK_INLINE_INT_DIV_THR,
2155 MASK_INLINE_SQRT_LAT, MASK_INLINE_SQRT_THR, MASK_DWARF2_ASM,
2156 MASK_EARLY_STOP_BITS, TARGET_BIG_ENDIAN, TARGET_GNU_AS, TARGET_GNU_LD,
2157 TARGET_NO_PIC, TARGET_VOL_ASM_STOP, TARGET_ILP32, TARGET_REG_NAMES,
2158 TARGET_NO_SDATA, TARGET_CONST_GP, TARGET_AUTO_PIC,
2159 TARGET_INLINE_FLOAT_DIV_LAT, TARGET_INLINE_FLOAT_DIV_THR,
2160 TARGET_INLINE_INT_DIV_LAT, TARGET_INLINE_INT_DIV_THR,
2161 TARGET_INLINE_FLOAT_DIV, TARGET_INLINE_INT_DIV, TARGET_INLINE_SQRT_LAT,
2162 TARGET_INLINE_SQRT_THR, TARGET_INLINE_SQRT, TARGET_DWARF2_ASM,
2163 TARGET_EARLY_STOP_BITS): Remove.
2164 (TARGET_ILP32): Default false.
2165 (TARGET_SWITCHES, SUBTARGET_SWITCHES, TARGET_OPTIONS): Remove.
2166 (enum ia64_inline_type): New.
2167 (TARGET_DEFAULT): Remove MASK_INLINE_FLOAT_DIV_THR.
2168 * config/ia64/ia64.md: Update for new definitions of
2169 TARGET_INLINE_INT_DIV, TARGET_INLINE_FLOAT_DIV, TARGET_INLINE_SQRT.
2170 * config/ia64/ia64.opt: New file.
2171 * config/ia64/ilp32.opt: New file.
2173 2005-03-17 H.J. Lu <hongjiu.lu@intel.com>
2176 * config/ia64/unwind-ia64.c (_Unwind_FindTableEntry): Removed.
2178 2005-03-17 Kazu Hirata <kazu@cs.umass.edu>
2180 * config/h8300/h8300.c (h8300_init_once): Use MASK_H8300S_1
2181 instead of MASK_H8300S.
2182 * config/h8300/h8300.h (target_flags, MASK_H8300S, MASK_MAC,
2183 MASK_INT32, MASK_ADDRESSES, MASK_QUICKCALL, MASK_SLOWBYTE,
2184 MASK_NORMAL_MODE, MASK_RELAX, MASK_H8300H, MASK_ALIGN_300,
2185 MASK_H8300SX, TARGET_INT32, TARGET_ADDRESSES,
2186 TARGET_QUICKCALL, TARGET_SLOWBYTE, TARGET_H8300H,
2187 TARGET_H8300XS, TARGET_NORMAL_MODE, TARGET_ALIGN_300,
2188 TARGET_SWITCHES): Remove.
2189 (TARGET_H8300S): Redefine interms of TARGET_H8300S_1 and
2191 * config/h8300/h8300.opt: New.
2193 * config/alpha/alpha.opt, config/arc/arc.opt,
2194 config/h8300/h8300.opt, config/mips/mips.opt: Add copyright
2197 2005-03-17 Ian Lance Taylor <ian@airs.com>
2201 2005-03-17 Richard Sandiford <rsandifo@redhat.com>
2203 * config/arc/arc.c (arc_cpu_string): Make static. Default to "base"
2204 (arc_text_string, arc_data_string, arc_rodata_string): Make static.
2205 (TARGET_HANDLE_OPTION): Override default.
2206 (arc_handle_option): New function.
2207 (arc_init): Remove code to set arch_cpu_string.
2208 * config/arc/arc.h (target_flags, TARGET_MASK_MANGLE_CPU)
2209 (TARGET_MANGLE_CPU, TARGET_MASK_MANGLE_CPU_LIBGCC)
2210 (TARGET_MANGLE_CPU_LIBGCC, TARGET_MASK_ALIGN_LOOPS, TARGET_ALIGN_LOOPS)
2211 (TARGET_MASK_BIG_ENDIAN, TARGET_BIG_ENDIAN, TARGET_MASK_NO_COND_EXEC)
2212 (TARGET_NO_COND_EXEC, TARGET_SWITCHES, TARGET_DEFAULT)
2213 (SUBTARGET_SWITCHES, arc_cpu_string, arc_text_string, arc_data_string)
2214 (arc_rodata_string, TARGET_OPTIONS): Delete.
2215 * config/arc/arc.opt: New file.
2217 2005-03-17 Richard Henderson <rth@redhat.com>
2219 * doc/extend.texi (Weak Pragmas): New section.
2220 (attribute alias): Clarify that target must be in the same
2223 2005-03-17 Richard Henderson <rth@redhat.com>
2225 * config/alpha/alpha.opt: New file.
2226 * config/alpha/alpha.c (alpha_tune): New. Rename all existing uses
2228 (alpha_cpu_string, alpha_tune_string, alpha_tp_string,
2229 alpha_fprm_string, alpha_fptm_string): Make static.
2230 (alpha_tls_size_string): Remove.
2231 (alpha_handle_option): New.
2232 (override_options): Update for alpha_cpu/alpha_tune split.
2233 (alpha_file_start): Likewise.
2234 (TARGET_DEFAULT_TARGET_FLAGS): New.
2235 (TARGET_HANDLE_OPTION): New.
2236 * config/alpha/alpha.h (alpha_tune): Declare.
2237 (MASK_FP, MASK_FPREGS, TARGET_FPREGS, MASK_GAS, TARGET_GAS,
2238 MASK_IEEE_CONFORMANT, TARGET_IEEE_CONFORMANT, MASK_IEEE, TARGET_IEEE,
2239 MASK_IEEE_WITH_INEXACT, TARGET_IEEE_WITH_INEXACT, MASK_BUILD_CONSTANTS,
2240 TARGET_BUILD_CONSTANTS, MASK_FLOAT_VAX, TARGET_FLOAT_VAX, MASK_BWX,
2241 TARGET_BWX, MASK_MAX, TARGET_MAX, MASK_FIX, TARGET_FIX, MASK_CIX,
2242 TARGET_CIX, MASK_EXPLICIT_RELOCS, TARGET_EXPLICIT_RELOCS,
2243 MASK_SMALL_DATA, TARGET_SMALL_DATA, MASK_TLS_KERNEL, TARGET_TLS_KERNEL,
2244 MASK_SMALL_TEXT, TARGET_SMALL_TEXT, MASK_LONG_DOUBLE_128,
2245 TARGET_LONG_DOUBLE_128, MASK_CPU_EV5, TARGET_CPU_EV5, MASK_CPU_EV6,
2246 TARGET_CPU_EV6, MASK_SUPPORT_ARCH): Remove.
2247 (TARGET_SWITCHES, TARGET_OPTIONS): Remove.
2248 (TARGET_DEFAULT): Remove MASK_FP.
2249 (TARGET_FP): Redefined based on TARGET_SOFT_FP.
2250 (TARGET_SUPPORT_ARCH): Default on if HAVE_AS_EXPLICIT_RELOCS.
2251 (alpha_cpu_string, alpha_tune_string, alpha_fprm_string,
2252 alpha_fptm_string, alpha_tp_string, alpha_mlat_string,
2253 alpha_tls_size_string): Remove.
2254 * config/alpha/alpha.md (prefetch): Use alpha_cpu.
2255 (attribute tune): Rename from attribute cpu.
2256 * config/alpha/ev4.md: Update to match.
2257 * config/alpha/ev5.md, config/alpha/ev6.md: Likewise.
2258 * config/alpha/freebsd.h (TARGET_DEFAULT): Remove MASK_FP.
2259 * config/alpha/linux.h (TARGET_DEFAULT): Likewise.
2260 * config/alpha/netbsd.h (TARGET_DEFAULT): Likewise.
2261 * config/alpha/osf5.h (TARGET_DEFAULT): Likewise.
2262 * config/alpha/vms.h (TARGET_DEFAULT): Likewise.
2264 2005-03-16 James E. Wilson <wilson@specifixinc.com>
2266 * config/ia64/ia64.c (issue_nops_and_insn): Check first_insn attribute,
2267 and return without creating new state if before_nops_num is nonzero.
2268 * config/ia64/ia64.md (first_insn): New attribute.
2269 (alloc): Set it to yes.
2271 2005-03-16 Daniel Berlin <dberlin@dberlin.org>
2273 * tree-vectorizer.c (new_vec_stmt_info): Initialize
2274 STMT_VINFO_SUBVARS to NULL.
2275 * tree-vect-analyze.c (vect_analyze_data_refs): Ditto.
2277 2005-03-16 Dale Johannesen <dalej@apple.com>
2279 * rtlanal.c (find_first_parameter_load): Rewrite to
2280 return actual first param load or the call if none,
2281 instead of first in block, when not all loads exist.
2283 2005-03-16 Roger Sayle <roger@eyesopen.com>
2285 * optabs.c (expand_copysign_absneg): Make static.
2286 * optabs.h (expand_copysign_absneg): Delete prototype.
2287 * config/rs6000/rs6000.md (copysigntf3): Delete pattern.
2289 2005-03-16 Richard Henderson <rth@redhat.com>
2292 * varasm.c (struct alias_pair): Rename from struct output_def_pair.
2293 (alias_pairs): Rename from output_defs.
2294 (find_decl_and_mark_needed): Split out from assemble_alias.
2295 (do_assemble_alias): New.
2296 (assemble_output_def): Remove.
2297 (finish_aliases_1, finish_aliases_2): New.
2298 (process_pending_assemble_output_defs): Remove.
2299 (assemble_alias): Defer aliases for which we don't yet have a
2300 non-external decl for the target symbol.
2301 * passes.c (rest_of_decl_compilation): Register variables with cgraph.
2302 * cgraphunit.c (cgraph_finalize_compilation_unit): Use finish_aliases_1.
2303 * toplev.c (compile_file): Use finish_aliases_2 instead of
2304 process_pending_assemble_output_defs.
2305 * tree.h (finish_aliases_1, finish_aliases_2): Declare.
2306 (process_pending_assemble_output_defs): Remove.
2308 2005-03-16 Daniel Berlin <dberlin@dberlin.org>
2310 Fix PR tree-optimization/20489
2312 * tree-ssa-alias.c (push_fields_onto_fieldstack): DTRT
2313 for empty structures.
2315 2005-03-16 Daniel Berlin <dberlin@dberlin.org>
2317 Fix PR tree-optimization/20490
2319 * tree-ssa-pre.c (create_expression_by_pieces): Use
2320 force_gimple_operand on result of fold.
2322 2005-03-16 Andrew Pinski <pinskia@physics.uc.edu>
2324 * config/i386/emmintrin.h (_mm_extract_epi16): Correct the number
2325 of closing parenthesis.
2327 2005-03-16 Kazu Hirata <kazu@cs.umass.edu>
2329 * builtins.c (expand_movstr): Update a call to
2330 fold_builtin_strcpy.
2331 (expand_builtin_strncpy): Update a call to
2332 fold_builtin_strncpy.
2333 (fold_builtin_strcpy, fold_builtin_strncpy): Take decomosed
2334 arguments of CALL_EXPR.
2335 (fold_builtin_1): Update calls to fold_builtin_strcpy and
2336 fold_builtin_strncpy.
2337 * tree-ssa-ccp.c (ccp_fold_builtin): Likewise.
2338 * tree.h: Update the prototypes of fold_builtin_strcpy and
2339 fold_builtin_strncpy.
2341 2005-03-16 Steven Bosscher <stevenb@suse.de>
2342 Dorit Naishlos <dorit@il.ibm.com>
2344 * tree-vect-analyze.c (vect_enhance_data_refs_alignment): Copy
2345 UNITS_PER_SIMD_WORD to a local variable to avoid a "division by zero"
2348 2005-03-16 Steven Bosscher <stevenb@suse.de>
2350 * tree-inline.c (walk_type_fields, walk_tree,
2351 walk_tree_without_duplicates): Move from here...
2352 * tree.c: ...to here.
2354 2005-03-15 Zack Weinberg <zack@codesourcery.com>
2356 * BASE-VER, DATESTAMP, DEV-PHASE: New files.
2357 * Makefile.in (gcc_version, gcc_version_trigger, ): Delete.
2358 (BASEVER, DEVPHASE, DATESTAMP, BASEVER_c, DEVPHASE_c, DATESTAMP_c)
2359 (BASEVER_s, DEVPHASE_s, DATESTAMP_s): New variables.
2360 (version): Define using $(BASEVER_c).
2361 (Makefile, config.status, build/gcov-iov.o): No longer depends on
2363 (version.o): Depend on version files; add custom generation command.
2364 (prefix.o): Define BASEVER on command line.
2365 (s-iov): Depend on version files; adjust command.
2366 (TEXI_CPP_FILES, TEX_IGCC_FILES, TEXI_GCCINT_FILES, TEXI_CPPINT_FILES):
2368 (gcc-vers.texi): New rule.
2369 (doc/%.info, doc/%.dvi): Add -I . to command line.
2370 (doc/gccinstall.dvi): Likewise.
2371 (PACKAGE): Delete. All uses replaced with "gcc".
2372 * aclocal.m4: Do not include gcc-version.m4.
2373 * configure.ac: Do not invoke TL_AC_GCC_VERSION.
2374 Do not AC_SUBST nor AC_DEFINE PACKAGE or VERSION.
2375 Set is_release based on contents of DEV-PHASE.
2376 Set gcc_version based on contents of BASE-VER.
2377 Define WIN32_REGISTRY_KEY only if the user overrode the default.
2378 * config.in, configure: Regenerate.
2379 * gccbug.in: Determine version of GCC in use at runtime.
2380 * gcov-iov.c: Get version number and development phase from
2381 command line, not by including version.c.
2382 * intl.c: Replace all uses of PACKAGE with "gcc".
2383 * libada-mk.in: Delete unused "gcc_version" variable.
2384 * prefix.c: Default WIN32_REGISTRY_KEY to BASEVER.
2385 * version.c: (VERSUFFIX): New hook for redistributors; adjust
2386 commentary to match.
2387 (version_string): Put together from pieces.
2388 * config/alpha/x-vms: Do not use $(gcc_version).
2389 * config/i386/t-nwld: Likewise.
2390 * doc/include/gcc-common.texi: Include gcc-vers.texi for
2391 version-GCC and DEVELOPMENT.
2393 2005-03-15 Roger Sayle <roger@eyesopen.com>
2395 PR tree-optimization/17454
2396 * tree.c (tree_size): Add case for TREE_BINFO.
2397 * fold-const.c (fold_checksum_tree): Only clear the overloaded
2398 field TYPE_CACHED_VALUES if TYPE_CACHED_VALUES_P is set.
2400 2005-03-15 Roger Sayle <roger@eyesopen.com>
2402 * optabs.c (expand_doubleword_mult): Avoid clobbering op0 and
2403 op1 whilst expanding the signed widenening multiply variant.
2405 2005-03-15 Richard Sandiford <rsandifo@redhat.com>
2407 * toplev.c (display_target_options): Avoid unused variable warning if
2408 TARGET_SWITCHES and TARGET_OPTIONS are both undefined.
2409 * config/mips/mips.c (mips_arch_string, mips_tune_string): Make static.
2410 (mips_isa_string, mips_abi_string, mips_fix_vr4130_string): Delete.
2411 (mips_isa): Initialize to MIPS_ABI_DEFAULT.
2412 (mips_isa_info): New variable.
2413 (mips_parse_cpu): Remove the first argument and leave the caller
2415 (TARGET_HANDLE_OPTION): Override default.
2416 (mips_handle_option): New function. Move option validation code from...
2417 (override_options): ...here. Update calls to mips_parse_cpu.
2418 * config/mips/mips.h (mips_arch_string, mips_tune_string)
2419 (mips_isa_string, mips_abi_string, TARGET_OPTIONS)
2420 (SUBTARGET_TARGET_OPTIONS): Delete.
2421 * config/mips/mips.opt (mabi=, march=, mflush-func=, mips)
2422 (mno-flush-func, mtune=): New options.
2424 2005-03-15 Roger Sayle <roger@eyesopen.com>
2425 Richard Henderson <rth@redhat.com>
2427 * real.c (c4x_single_format, c4x_extended_format): Provide values
2428 for signbit_ro for c4x's single and extended floating point formats.
2429 * optabs.c (expand_copysign): Use the floating point format's
2430 signbit_ro for expanding via expand_copysign_absneg, and it's
2431 signbit_rw field for expanding via expand_copysign_bit.
2433 2005-03-15 Dorit Naishlos <dorit@il.ibm.com>
2435 * tree-vectorizer.h (unknown_alignment_for_access_p): Replaced by
2436 known_alignment_for_access_p.
2437 (known_alignment_for_access_p): New.
2438 (do_peeling_for_alignment): Field made int instead of bool and renamed
2439 to peeling_for_alignment.
2440 (LOOP_DO_PEELING_FOR_ALIGNMENT): Renamed to LOOP_PEELING_FOR_ALIGNMENT.
2441 * tree-vect-analyze.c (vect_determine_vectorization_factor): New. This
2442 functionality used to be in vect_analyze_operations.
2443 (vect_analyze_operations): Code to determine vectorization factor was
2444 moved to vect_determine_vectorization_factor.
2445 (vect_enhance_data_refs_alignment): Update to correct alignment when it
2446 is known instead of -1. Set LOOP_PEELING_FOR_ALIGNMENT to peeling
2448 (vect_analyze_loop): Call vect_determine_vectorization_factor (used to
2449 be part of vect_analyze_operations).
2450 * tree-vectorizer.c (slpeel_tree_peel_loop_to_edge): Use fold when
2451 creating the guard condition, as the number of iterations may be
2453 (slpeel_tree_peel_loop_to_edge): Use new name of
2454 LOOP_DO_PEELING_FOR_ALIGNMENT. Set it to 0 instead of false.
2455 * tree-vect-transform.c (vect_gen_niters_for_prolog_loop): Handle known
2456 alignment case more efficiently. Use LOOP_PEELING_FOR_ALIGNMENT.
2457 (vect_do_peeling_for_alignment): Use fold.
2458 (vect_transform_loop): Use new name of LOOP_DO_PEELING_FOR_ALIGNMENT.
2460 (vect_update_inits_of_dr): Renamed to
2461 vect_update_init_of_dr.
2462 (vect_update_inits_of_drs): Use new name of vect_update_inits_of_dr.
2463 (vectorizable_store): Fix assertion to use == instead of =.
2465 2005-03-15 Daniel Jacobowitz <dan@codesourcery.com>
2467 * config/arm/arm.h (CONDITIONAL_REGISTER_USAGE): Don't clear
2468 call_used_regs for wCG registers.
2470 2005-03-15 Ulrich Weigand <uweigand@de.ibm.com>
2472 * config/s390/s390.c (s390_secondary_output_reload_class): Adapt check
2473 for non-offsettable memory references to cope with outstanding reload
2474 replacements, take 2.
2476 2005-03-15 Uros Bizjak <uros@kss-loka.si>
2479 * config/i386/i386.h (x86_fisttp): New.
2480 (TARGET_FISTTP): New macro.
2481 * config/i386/i386.c (x86_fisttp): Set for NOCONA.
2482 (output_fix_trunc): Add fisttp parameter. Generate fisttp x87
2483 instruction when fisttp flag is set.
2484 * config/i386/i386-protos.h (output_fix_trunc): Change declaration.
2486 * config/i386/i386.md (type attribute): Add fisttp.
2487 (unit attribute): Set to i387 for fisttp type.
2488 (X87MODEF, X87MODEI, SSEMODEF, SSEMODEI24): New mode macros.
2489 (fix_truncxfdi2, fix_truncxfsi2): Generate fisttp patterns for
2491 (fix_truncdfdi2, fix_truncsfdi2, fix_truncdfsi2, fix_truncsfsi2):
2492 Generate fisttp patterns for TARGET_FISTTP. Implement using mode
2494 (fix_truncxfhi2, fix_truncdfhi2, fix_truncsfhi2): Generate fisttp
2495 patterns for TARGET_FISTTP. Enable patterns for
2496 (TARGET_FISTTP && !TARGET_SSE_MATH). Implement using mode macros.
2497 (fix_trunc<mode>_i387_fisttp_1, fix_trunc<mode>_i387_fisttp,
2498 fix_trunc<mode>_i387_fisttp_with_temp): New instruction patterns to
2499 implement fisttp x87 insn.
2500 (fix_trunc*_i387_fisttp splitters): New patterns.
2501 (*fix_truncdi_i387, *fix_truncsi_i387, *fix_trunchi_i387):
2502 Rename to *fix_trunc<mode>_i387_1. Implement using mode macros.
2503 Disable patterns for TARGET_FISTTP. Add comment about FLAGS_REG
2505 (fix_truncdi_memory, fix_truncdi_nomemory, fix_trunchi_nomemory):
2506 Rename to fix_trunc<mode>_i387 and fix_trunc<mode>_i387_with_temp.
2507 Implement using mode macros. Disable patterns for TARGET_FISTTP.
2508 (fix_truncsi_memory, fix_truncsi_nomemory, fix_trunchi_memory,
2509 fix_trunchi_nomemory): Rename to fix_trunc<mode>_i387 and
2510 fix_trunc<mode>_i387_with_temp. Implement using mode macros.
2511 Disable patterns for TARGET_FISTTP.
2512 (fix_trunc*_i387 splitters): Implement usign mode macros.
2513 (fix_truncdfdi_sse, fix_truncsfdi_sse, fix_truncdfsi_sse,
2514 fix_truncsfsi_sse): Disable for (TARGET_FISTTP && !TARGET_SSE_MATH).
2515 (fix_trunx*_sse peephole2s): Implement using mode macros.
2517 2005-03-15 J"orn Rennecke <joern.rennecke@st.com>
2519 PR rtl-optimization/20291
2520 * combine.c (try_combine): If splitting fails, re-try with
2521 original combined pattern, i.e. before clobber stripping.
2523 2005-03-14 Eric Christopher <echristo@redhat.com>
2525 * config/mips/mips.h (DWARF_CIE_DATA_ALIGNMENT): Change for
2526 STACK_GROWS_DOWNWARD.
2528 2005-03-14 Roger Sayle <roger@eyesopen.com>
2530 * real.h (struct real_format): Split the signbit field into two
2531 two fields, signbit_ro and signbit_rw.
2532 * real.c (ieee_single_format, mips_single_format, ieee_double_format,
2533 mips_double_format, ieee_extended_motorola_format,
2534 ieee_extended_intel_96_format, ieee_extended_intel_96_round_53_format,
2535 ieee_extended_intel_128_format, ibm_extended_format,
2536 mips_extended_format, ieee_quad_format, mips_quad_format,
2537 vax_f_format, vax_d_format, vax_g_format, i370_single_format,
2538 i370_double_format, c4x_single_format, c4x_extended_format,
2539 real_internal_format): Update initializers for new field.
2540 * builtins.c (expand_builtin_signbit): Use signbit_ro field of the
2541 real_format structure.
2542 * optabs.c (expand_absneg_bit, expand_copysign): Use signbit_rw
2543 field of the real_format structure.
2545 2005-03-14 Daniel Berlin <dberlin@dberlin.org>
2547 Fix PR tree-optimization/20458
2549 * tree-flow-inline.h (mark_call_clobbered): Don't fiddle
2550 DECL_EXTERNAL on STRUCT_FIELD tags.
2551 (clear_call_clobbered): Ditto.
2552 * tree-ssa-operands.c (note_addressable): Make sure the original
2553 variable doesn't slip into the addressable list if we have
2555 * tree-tailcall.c (suitable_for_tail_opt_p): Look at STRUCT_FIELD
2558 2005-03-14 Geoffrey Keating <geoffk@apple.com>
2560 * doc/cppopts.texi (-fexec-charset): Add concept index entry.
2561 (-fwide-exec-charset): Likewise.
2562 (-finput-charset): Likewise.
2563 * doc/invoke.texi (Warning Options): Document -Wnormalized=.
2564 * c-opts.c (c_common_handle_option): Handle -Wnormalized=.
2565 * c.opt (Wnormalized): New.
2567 2005-03-14 Devang Patel <dpatel@apple.com>
2569 * doc/invoke.texi: Add reference to Visibility document.
2571 2005-03-14 Richard Sandiford <rsandifo@redhat.com>
2573 * config.gcc (mips*-*-*): Rename MASK_SPLIT_ADDRS to
2574 MASK_SPLIT_ADDRESSES.
2575 * config/mips/mips.h (target_flags, mips_fix_vr4130_string): Delete.
2576 (MASK_INT64, MASK_LONG64, MASK_SPLIT_ADDR, MASK_NO_FUSED_MADD)
2577 (MASK_EXPLICIT_RELOCS, MASK_MEMCPY, MASK_SOFT_FLOAT)
2578 (MASK_FLOAT64, MASK_ABICALLS, MASK_XGOT, MASK_LONG_CALLS)
2579 (MASK_64BIT, MASK_EMBEDDED_DATA, MASK_BIG_ENDIAN)
2580 (MASK_SINGLE_FLOAT, MASK_MAD, MASK_4300_MUL_FIX, MASK_MIPS16)
2581 (MASK_NO_CHECK_ZERO_DIV, MASK_BRANCHLIKELY)
2582 (MASK_UNINIT_CONST_IN_RODATA, MASK_FIX_R4000, MASK_FIX_R4400)
2583 (MASK_FIX_SB1, MASK_FIX_VR4120, MASK_VR4130_ALIGN)
2584 (MASK_FP_EXCEPTIONS, MASK_DIVIDE_BREAKS, MASK_PAIRED_SINGLE)
2585 (MASK_MIPS3D, MASK_SYM32, MASK_DEBUG, MASK_DEBUG_D)
2586 (MASK_MIPS_TFILE, TARGET_INT64, TARGET_LONG64, TARGET_FLOAT64)
2587 (TARGET_64BIT, TARGET_SPLIT_ADDRESSES, TARGET_DEBUG_MODE)
2588 (TARGET_DEBUG_D_MODE, TARGET_MEMCPY, TARGET_ABICALLS)
2589 (TARGET_XGOT, TARGET_SOFT_FLOAT, TARGET_HARD_FLOAT)
2590 (TARGET_LONG_CALLS, TARGET_EMBEDDED_DATA)
2591 (TARGET_UNINIT_CONST_IN_RODATA, TARGET_BIG_ENDIAN)
2592 (TARGET_SINGLE_FLOAT, TARGET_DOUBLE_FLOAT, TARGET_MAD)
2593 (TARGET_FUSED_MADD, TARGET_4300_MUL_FIX, TARGET_CHECK_ZERO_DIV)
2594 (TARGET_DIVIDE_TRAPS, TARGET_BRANCHLIKELY, TARGET_FIX_SB1)
2595 (TARGET_FIX_R4000, TARGET_FIX_R4400, TARGET_FIX_VR4120)
2596 (TARGET_FIX_VR4130, TARGET_VR4130_ALIGN, TARGET_FP_EXCEPTIONS)
2597 (TARGET_PAIRED_SINGLE_FLOAT, TARGET_MIPS3D, TARGET_SYM32)
2598 (TARGET_EXPLICIT_RELOCS): Delete.
2599 (TARGET_SWITCHES, SUBTARGET_TARGET_SWITCHES): Delete.
2600 (TARGET_OPTIONS): Remove entry for -mfix-vr4130.
2601 * config/mips/mips.c (TARGET_DEFAULT_TARGET_FLAGS): Define.
2602 (override_options): Set MASK_LONG64 if -mint64 is given and no
2603 -mlongXX option is. Complain about -mint64 -mlong32.
2604 (override_options, CMP_BUILTINS, mips_bdesc, sb1_desc): Rename
2605 MASK_PAIRED_SINGLE to MASK_PAIRED_SINGLE_FLOAT.
2606 * config/mips/mips.opt: New file.
2608 2005-03-14 Richard Sandiford <rsandifo@redhat.com>
2610 * config.gcc (extra_options): New variable for listing option files.
2611 Add ${cpu_type}/${cpu_type}.opt to it if that file exists.
2612 * configure.ac (extra_opt_files): New AC_SUBST variable.
2613 (tm_file_list, tm_include_list): Include options.h first.
2614 * configure: Regenerate.
2615 * Makefile.in (extra_opt_files, ALL_OPT_FILES): New variables.
2616 (s-options): Use $(ALL_OPT_FILES) instead of $(lang_opt_files)
2617 (s-options-h): New rule.
2618 (options.h): Depend on it.
2619 (TEXI_GCCINT_FILES): Add options.texi.
2620 * hooks.h (hook_bool_size_t_constcharptr_int_true): Declare.
2621 * hooks.c (hook_bool_size_t_constcharptr_int_true): New function.
2622 * target.h (gcc_target): Add default_target_flags and handle_option.
2623 * target-def.h (TARGET_DEFAULT_TARGET_FLAGS)
2624 (TARGET_HANDLE_OPTION): New macros.
2625 (TARGET_INITIALIZER): Include them.
2626 * opt-functions.awk (opt_args, nth_arg): New functions.
2627 (switch_flags): Handle the "Target" flag.
2629 (var_name): Use opt_args and nth_arg.
2630 (var_set, var_ref): Likewise. Handle "Mask" and "InverseMask".
2631 * opth-gen.awk: Declare target_flags. Declare MASK_* and TARGET_*
2632 macros for the "Mask" and "InverseMask" options.
2633 * opts.h (cl_var_cond): New enum.
2634 (cl_option): Replace the "has_set_value" and "set_value" fields with
2635 "var_cond" and "var_value".
2636 (CL_TARGET): New macro.
2637 (option_enabled, print_filtered_help): Declare.
2638 (decode_options): Move definition.
2639 * opts.c (handle_option): Search for the original option before
2640 removing any "no-" prefix. Handle CL_TARGET. Adjust for the new
2641 var_cond and var_value fields. Use targetm.handle_option to handle
2643 (decode_options): Set target_flags to targetm.default_target_flags.
2644 (print_filtered_help): Make global. Handle CL_TARGET.
2645 (option_enabled): New function.
2646 * toplev.c (target_switches): Guard with #ifdef TARGET_SWITCHES.
2647 (display_target_options, set_target_switch, print_switch_values)
2648 (default_pch_valid_p): Guard uses of target_switches with
2649 #ifdef TARGET_SWITCHES. Also...
2650 (display_target_options): Display the CL_TARGET entries in cl_options.
2651 (set_target_option): Don't complain about the "" option when
2652 TARGET_SWITCHES is undefined.
2653 (print_switch_values): Use option_enabled.
2654 (default_pch_valid_p): Check cl_options[] when looking for something
2655 that has changed the value of target_flags.
2656 * c.opt: Remove documentation from top of file.
2657 * doc/gccint.texi: Add an "Options" chapter. Include options.texi.
2658 * doc/sourecebuild.texi: Refer to the new options documentation
2659 instead of c.opt. Document machine-specific .opt files.
2660 * doc/tm.texi (target_flags): Say that this variable is declared
2662 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Document.
2663 (TARGET_SWITCHES, TARGET_OPTIONS): Refer to the option files as
2665 * doc/options.texi: New file.
2667 2005-03-14 Alexandre Oliva <aoliva@redhat.com>
2670 * cse.c (fold_rtx_mem): Don't fold a load from a jumptable into a
2673 2005-03-14 Alexandre Oliva <aoliva@redhat.com>
2676 * gimplify.c (gimplify_cond_expr): Add fallback argument. Use a
2677 temporary variable of pointer type if an lvalues is required.
2678 (gimplify_modify_expr_rhs): Request an rvalue from it.
2679 (gimplify_expr): Pass fallback on.
2681 2005-03-14 Kazu Hirata <kazu@cs.umass.edu>
2683 * cfgbuild.c: Update comments.
2685 2005-03-14 Roger Sayle <roger@eyesopen.com>
2687 PR rtl-optimization/17236
2688 * optabs.c (expand_doubleword_mult): New helper function split out
2689 from expand_binop. Permute the order in which instructions are
2690 emitted to minimize the number of simultaneously live registers.
2691 (expand_binop): Call expand_doubleword_mult to synthesize a double
2692 word multiplication.
2694 2005-03-14 Kazu Hirata <kazu@cs.umass.edu>
2696 * basic-block.h: Update the prototypes of cached_make_edge and
2698 * cfg.c (cached_make_edge): Take edge_cache representing one
2699 row of the adjacency matrix of edges.
2700 * cfgbuild.c (make_label_edge, rtl_make_eh_edge): Likewise.
2701 (make_edges): Initialize edge_cache to represent one row of
2702 the adjacency matrix of edges.
2704 2005-03-14 Zdenek Dvorak <dvorakz@suse.cz>
2706 * tree-ssa-phiopt.c (minmax_replacement, blocks_in_phiopt_order):
2708 (tree_ssa_phiopt): Use blocks_in_phiopt_order and minmax_replacement.
2709 Remove unused removed_phis variable.
2710 (conditional_replacement): Use build1/build2.
2711 (abs_replacement): Use last_and_only_stmt and build1/build2.
2713 2005-03-14 Zdenek Dvorak <dvorakz@suse.cz>
2715 * builtin-attrs.def (ATTR_NOVOPS, ATTR_NOVOPS_LIST,
2716 ATTR_PURE_NOTHROW_NOVOPS_LIST): New.
2717 * builtins.def (ATTR_MATHFN_FPROUNDING): Use NOVOPS.
2718 (BUILT_IN_PREFETCH): Set the NOVOPS attribute.
2719 * c-common.c (handle_novops_attribute): New function.
2720 (c_common_attribute_table): Add "no vops" entry.
2721 * c-decl.c (merge_decls): Copy DECL_IS_NOVOPS.
2722 * calls.c (flags_from_decl_or_type): Set ECF_NOVOPS.
2723 * tree-ssa-operands.c (get_call_expr_operands): Do not
2724 create virtual operands for calls with ECF_NOVOPS flag.
2725 * tree.h (DECL_IS_NOVOPS): New macro.
2726 (struct tree_decl): Add novops_flag.
2727 (ECF_NOVOPS): New constant.
2729 2005-03-14 Uros Bizjak <uros@kss-loka.si>
2732 * config/i386/i386.c (x86_use_himode_fiop): New.
2733 (x86_use_simode_fiop): Rename from x86_use_fiop.
2734 * config/i386/i386.h (x86_use_himode_fiop): Declare.
2735 (TARGET_USE_HIMODE_FIOP): New.
2736 (x86_use_simode_fiop): Rename from x86_use_fiop.
2737 (TARGET_USE_SIMODE_FIOP): Rename from TARGET_USE_FIOP.
2739 * config/i386/i386.md (X87MODEI12): New mode macro define.
2740 (*cmpfp_<mode>): Rename from *cmpfp_si. Use X87MODEI12 mode macro
2741 to implement x87 FP compare with HImode input operands.
2742 (*fp_jcc_8<mode>_387, splitter): Rename from *fp_jcc_8_387.
2743 Use X87MODEI12 mode macro to handle HImode input operands.
2744 (*fop_sf_2<mode>_i387, *fop_sf_3<mode>_i387, *fop_df_2<mode>_i387,
2745 *fop_df_3<mode>_i387, *fop_xf_2<mode>_i387, *fop_xf_3<mode>_i387):
2746 Renamed from *fop_sf_2_i387, *fop_sf_3_i387, *fop_df_2_i387,
2747 *fop_df_3_i387, *fop_xf_2_i387, *fop_xf_3_i387. Use X87MODEI12 mode
2748 macro to implement x87 operators with HImode input operands.
2749 (fop splitters): Use X87MODEI12 mode macro to handle HImode
2752 2005-03-14 Zdenek Dvorak <dvorakz@suse.cz>
2754 * tree-cfg.c (find_taken_edge_cond_expr): Use zero_p instead of
2756 * tree-gimple.c (is_gimple_min_invariant): Consider overflowed
2757 constants invariant.
2759 2005-03-14 Zdenek Dvorak <dvorakz@suse.cz>
2761 * basic-block.h (BB_VISITED): Removed.
2762 * cfganal.c (dfs_enumerate_from): Do not use BB_VISITED flag.
2764 2005-03-14 Falk Hueffner <falk@debian.org>
2767 * config/alpha/alpha.c (alpha_fold_builtin_cmpbge): Fix typo.
2769 2005-03-14 Kazu Hirata <kazu@cs.umass.edu>
2771 * ggc-zone.c: Fix comment typos.
2773 * alloc-pool.c, except.h, ggc-common.c, ggc-zone.c, ggc.h,
2774 stringpool.c, config/mips/mips-protos.h: Update copyright.
2776 2005-03-14 Alan Modra <amodra@bigpond.net.au>
2778 * config/rs6000/rs6000-protos.h: Replace "struct rtx_def *"
2779 throughout with its typedef, "rtx".
2780 * config/rs6000/rs6000.c: Likewise. Formatting fixes.
2781 (rs6000_tls_symbol_ref_1): Remove inline keyword.
2782 * config/rs6000/rs6000.h (REG_ALLOC_ORDER): Formatting. Reorder
2783 regs in comment to match code.
2785 2005-03-14 Kazu Hirata <kazu@cs.umass.edu>
2787 * except.c (check_handled): Make it static.
2788 * except.h: Remove the corresponding prototype.
2790 * function.c (get_func_frame_size): Make it static.
2791 * function.h: Remove the corresponding type.
2793 * regclass.c (reg_class_superclasses, reg_class_subclasses):
2795 * hard-reg-set.h: Remove the corresponding declarations.
2797 * tree-cfg.c (verify_stmts): Check that
2798 bb_for_stmt (stmt) == bb for every PHI node and statement.
2800 2005-03-14 Alan Modra <amodra@bigpond.net.au>
2802 * config.gcc: Remove excess indentation.
2803 (powerpc*-*-*, rs6000-*-*): Accept --with-cpu/tune power5 and 8548.
2805 2005-03-13 Roger Sayle <roger@eyesopen.com>
2808 * tree.c (get_unwidened): Treat CONVERT_EXPR and NOP_EXPR identically.
2809 * fold-const.c (fold_sign_changed_comparison): Likewise.
2810 (fold_binary): Optimize comparisons against widened operands if
2811 the extension is represented by a CONVERT_EXPR, same as a NOP_EXPR.
2813 2005-03-13 Eric Botcazou <ebotcazou@libertysurf.fr>
2815 * config/sparc/sparc.c (struct_value_alias_set): New global variable.
2816 (sparc_override_options): Initialize it.
2817 (sparc_struct_value_rtx): Set it on the MEM to be returned.
2819 2005-03-13 David Edelsohn <edelsohn@gnu.org>
2821 * config/rs6000/predicates.md (mem_or_easy_const_operand): Delete.
2822 (reg_or_none500mem_operand): New predicate.
2823 (zero_reg_mem_operand): New predicate.
2824 * config/rs6000/rs6000.md (extendsfdf2): Change operand1 predicate
2825 to reg_or_none500mem_operand.
2826 (extendsfdf2_fpr): Add MEM alternative.
2827 (extenddftf2_internal): Change operand2 predicate to
2828 zero_reg_mem_operand.
2830 2005-03-13 Daniel Jacobowitz <dan@codesourcery.com>
2832 * ggc-zone.c: Rewritten.
2834 * alloc-pool.c (dump_alloc_pool_statistics): Don't print statistics
2836 * configure.ac: Define GGC_ZONE for --with-gc=zone.
2837 * config.in: Regenerated.
2838 * configure: Regenerated.
2839 * gengtype.c (write_types_process_field, write_func_for_structure):
2840 Pass new argument to gt_pch_note_object.
2841 * ggc-common.c (struct ptr_data): Add TYPE.
2842 (gt_pch_note_object): Take TYPE argument and save it.
2843 (call_count): Update call to ggc_pch_count_object.
2844 (call_alloc): Update call to ggc_pch_alloc_object.
2845 (gt_pch_save): Call ggc_pch_prepare_write after paddng the PCH
2847 * ggc-none.c (rtl_zone, garbage_zone, ggc_alloc_zone_stat): Delete.
2848 * ggc-page.c (rtl_zone, tree_zone, garbage_zone)
2849 (ggc_alloc_zone_stat): Delete.
2850 (ggc_pch_count_object, ggc_pch_alloc_object): Add TYPE argument.
2851 * ggc.h (gt_pch_note_object, ggc_pch_count_object)
2852 (ggc_pch_alloc_object): Update prototypes.
2853 (garbage_zone): Delete.
2854 (tree_zone, rtl_zone, ggc_alloc_zone_stat, ggc_alloc_zone): Move to
2855 GGC_ZONE conditional. Update. Change tree_zone and rtl_zone into
2857 (tree_id_zone): New variable.
2858 (ggc_alloc_cleared_zone): Remove unused.
2859 (ggc_alloc_zone): Define.
2860 (ggc_alloc_rtvec, ggc_alloc_tree): Update to use ggc_alloc_zone.
2861 * rtl.c (rtx_alloc_stat, shallow_copy_rtx_stat): Use
2862 ggc_alloc_zone_stat.
2863 * stringpool.c (gt_pch_n_S): Update call to gt_pch_note_object.
2864 * tree.c (copy_node_stat, make_tree_binfo_stat, make_tree_vec_stat)
2865 (tree_cons_stat, build1_stat): Update call to ggc_alloc_zone_stat.
2866 (make_node_stat): Likewise. Use tree_id_zone.
2868 2005-03-13 Daniel Jacobowitz <dan@codesourcery.com>
2869 Joseph S. Myers <joseph@codesourcery.com>
2871 * configure.ac: Check for MIPS TLS.
2872 * configure: Regenerated.
2873 * config/mips/mips-protos.h (enum mips_symbol_type): Add
2874 SYMBOL_TLS, SYMBOL_TLSGD, SYMBOL_TLSLDM, SYMBOL_DTPREL,
2875 SYMBOL_GOTTPREL, and SYMBOL_TPREL.
2876 * config/mips/mips.c (mips_regno_to_class): Handle V1_REG.
2877 (TARGET_HAVE_TLS, TARGET_CANNOT_FORCE_CONST_MEM): Define.
2878 (mips_classify_symbol, mips_symbolic_constant_p)
2879 (mips_symbolic_address_p, mips_symbol_insns): Handle TLS symbols.
2880 (mips_tls_operand_p, mips_call_tls_get_addr)
2881 (mips_legitimize_tls_address, mips_cannot_force_const_mem)
2882 (mips_tls_symbol_ref_1): New functions.
2883 (mips_legitimize_address, mips_legitimize_const_move): Call
2884 mips_legitimize_tls_address.
2885 (override_options): Handle V1_REG and TLS symbols. Disable TLS
2887 * config/mips/mips.h (enum reg_class, REG_CLASS_NAMES)
2888 (REG_CLASS_CONTENTS, GR_REG_CLASS_P): Include V1_REG.
2889 (mips_char_to_class): Document V1_REG.
2890 (HAVE_AS_TLS): Provide default.
2891 * config/mips/mips.md (UNSPEC_TLS_LDM, UNSPEC_TLS_GET_TP): New
2893 (load_got<mode>): Renamed from *load_got<mode>. Allow when
2895 (tls_get_tp_<mode>): New instruction.
2897 2005-03-13 Daniel Jacobowitz <dan@codesourcery.com>
2899 * configure.ac: Update checks for target tools.
2900 * configure: Regenerated.
2902 2005-03-13 Daniel Jacobowitz <dan@codesourcery.com>
2904 * varasm.c (decl_tls_model): Check flag_shlib instead of flag_pic.
2906 2005-03-13 Roger Sayle <roger@eyesopen.com>
2908 * expmed.c (expand_mult): Use synthetic multiplication sequences for
2909 more classes of DImode multiplication by constant. Allow both
2910 multiplication by small negative constants (by performing a
2911 multiplication by a positive constant and negating the result) and
2912 multiplications by large powers of two, by using a left shift.
2914 2005-03-13 Kazu Hirata <kazu@cs.umass.edu>
2916 * tree-into-ssa.c (find_idf): Speed up by putting the indexes
2917 of basic blocks into work_stack.
2919 * builtin-attrs.def, c-lex.c, c-pragma.h, reg-stack.c,
2920 config/mips/vr.h: Update copyright.
2922 * c-decl.c (c_init_decl_processing): Remove useless calls to
2923 build_function_type.
2925 * builtins.c (fold_trunc_transparent_mathfn,
2926 fold_fixed_mathfn, fold_builtin_atan, fold_builtin_trunc,
2927 fold_builtin_floor, fold_builtin_ceil, fold_builtin_round,
2928 fold_builtin_lround, fold_builtin_bitop, fold_builtin_memcpy,
2929 fold_builtin_strcpy, fold_builtin_strncpy,
2930 fold_builtin_signbit): Use TYPE (TYPE (fndecl)) instead of
2933 * builtins.c (expand_builtin_mathfn_3): Remove local variable
2936 * lambda-code.c (lambda_compute_auxillary_space): Remove local
2937 variable determinant.
2939 * tree-cfg.c (group_case_labels): Remove local variable type.
2941 * tree-ssa-live.c (build_tree_conflict_graph): Remove local
2944 * tree-ssa-phiopt.c (value_replacement): Remove local variable
2947 2005-03-13 Andy Hutchinson <HutchinsonAndy@netscape.net>
2950 * config/avr/avr.md (movmemhi): Rewrite as RTL loop.
2951 (*movmemqi_insn): Delete.
2952 (*movmemhi): Delete.
2954 2005-03-13 Kazu Hirata <kazu@cs.umass.edu>
2956 * builtins.c (fold_builtin_classify): Take decomposed
2957 arguments of CALL_EXPR.
2958 (fold_builtin_1): Update a call to fold_builtin_classify.
2960 2005-03-13 Joseph S. Myers <joseph@codesourcery.com>
2963 * c-parser.c (c_parser_struct_or_union_specifier): Don't fall
2964 through into call to parser_xref_tag after parse error.
2965 (c_parser_struct_declaration): Consistently return NULL_TREE on
2968 2005-03-12 Daniel Berlin <dberlin@dberlin.org>
2970 * tree-flow-inline.h (ref_contains_array_ref): New function.
2971 (lookup_subvars_for_var): Ditto.
2972 (get_subvars_for_var): Ditto.
2973 (var_can_have_subvars): Ditto.
2975 * tree-flow.h (mem_tag_kind): Add STRUCT_FIELD.
2976 (struct subvar): New type.
2978 * tree-dfa.c (okay_component_ref_for_subvars): New function.
2980 * tree-optimize.c (init_tree_optimization_passes): Call
2981 pass_create_structure_vars.
2983 * tree-ssa-alias.c: Include vec.h.
2984 (init_alias_info): Don't auto-clear call clobbered on struct-field
2986 (compute_flow_insensitive_aliasing): Handle subvars.
2987 (group_aliases): Handle STRUCT_FIELD aliases.
2988 (setup_pointers_and_addressables): Ditto.
2989 Don't mark variables non-addressable if they still have
2990 addressable subvars.
2991 Also mark subvars addressable when the real variable is marked
2993 (add_pointed_to_var): Try to prune the pointed-to set by only
2994 pointing to subvars when possible.
2995 Otherwise, make sure we set addresses_needed and pt_vars to
2996 properly include subvars.
2997 (bitpos_of_field): New function.
2998 (push_fields_onto_fieldstack): Ditto.
2999 (get_or_create_used_part_for): Ditto.
3000 (create_overlap_variables_for): Ditto.
3001 (find_used_portions): Ditto.
3002 (create_structure_vars): Ditto.
3003 (pass_create_structure_vars): New structure.
3005 * tree-ssa-operands.c (finalize_ssa_v_must_defs): Remove assert.
3006 (get_expr_operands): Handle subvars. Also try to turn
3007 COMPONENT_REF accesses into must-defs now that we can accurately
3009 (note_addressable): Try to only mark as addressable those subvars
3010 we know a COMPONENT_REF touches.
3011 (overlap_subvar): New function.
3013 * tree-vect-analyze.c (vect_object_analysis): Add new parameter.
3014 Handle subvar storing.
3015 (vect_address_analysis): Update caller of vect_object_analysis.
3017 * tree-vect-transform.c (vect_create_data_ref_ptr): Copy subvars.
3019 * tree-vectorizer.h (struct _stmt_vec_info): Add subvars member.
3020 (STMT_VINFO_SUBVARS): New macro.
3022 * common.opts: add flag_tree_salias.
3024 * opts.c (decode_options): flag_tree_salias defaults to on.
3026 * doc/invoke.texi: Document fdump-tree-svars and -ftree-salias.
3028 * doc/tree-ssa.texi: Document structural alias analysis.
3030 2005-03-12 Steven Bosscher <stevenb@suse.de>
3032 * tree-cfg.c (make_goto_expr_edges): Don't use error_mark_node.
3033 * tree-ssa-dce.c (mark_stmt_necessary): Don't check for it.
3034 * tree-ssa-operands.c (get_expr_operands): Likewise.
3035 (get_expr_operands): Likewise for ERROR_MARK.
3037 2005-03-12 Kazu Hirata <kazu@cs.umass.edu>
3039 * tree-ssa.c (kill_redundant_phi_nodes): Remove local variable
3042 * tree-ssa-phiopt.c (tree_ssa_phiopt): Remove local variable
3045 * tree-ssa-pre.c (compute_avail): Remove local variable val.
3046 (mark_operand_necessary): Remove local variable ver.
3048 * tree-vect-transform.c (vect_get_new_vect_var): Remove local
3049 variable prefix_len.
3051 * value-prof.c (mod_subtract_transform): Remove local variable
3054 * builtins.c (fold_builtin_exponent): Take decomposed
3055 arguments of CALL_EXPR.
3056 (fold_builtin_1): Update a call to fold_builtin_exponent.
3058 * builtins.c (fold_builtin_logarithm): Take decomposed
3059 arguments of CALL_EXPR.
3060 (fold_builtin_1): Update a call to fold_builtin_logarithm.
3062 * c-decl.c (c_init_decl_processing): Remove local variables
3063 ptr_ftype_void and ptr_ftype_ptr.
3065 * gimplify.c (gimplify_expr): Remove local variables r0 and
3068 * reg-stack.c (move_for_stack_reg): Remove local variable
3070 (compare_for_stack_reg): Remove local variable flags_user.
3071 (convert_regs_1): Remove local variable deleted.
3073 * tree-if-conv.c (tree_if_convert_cond_expr): Remove local
3075 (combine_blocks): Remove local variables exits and new_e.
3077 * tree-inline.c (expand_call_inline): Remove local variable
3080 * tree-ssa-live.c (create_ssa_var_map,
3081 calculate_live_on_entry): Remove local variable snn.
3083 2005-03-12 Geoffrey Keating <geoffk@apple.com>
3085 * c-lex.c (c_lex_with_flags): Add parameter to call to
3088 2005-03-11 Per Bothner <per@bothner.com>
3090 * c-tree.h (struct c_declarator): New id_loc field.
3091 * c-pragma.h (c_lex_with_flags): Take position reference.
3092 * c-lex.c (c_lex_with_flags): Set passed-in location from cpp token,
3093 iff USE_MAPPED_LOCATION. (Type doesn't match otherwise.)
3094 (c_lex): Pass dummy location to c_lex_with_flags.
3095 * c-parser.c (c_lex_one_token): Set c_token's location using
3096 c_lex_with_flags, instead of input_location, which might be "ahead".
3097 (c_parser_direct_declarator): Set declarator's id_loc from
3099 * c-decl.c (grokdeclarator): Set DECL_SOURCE_LOCATION from
3100 declarator's id_loc, rather than probably-imprecise input_location.
3101 (build_id_declarator): Initialize c_declarator's id_loc field.
3103 2005-03-11 Roger Sayle <roger@eyesopen.com>
3106 * builtins.c (expand_builtin_signbit): Force the signbit's word
3107 into an integer register to avoid SUBREGs of floating point modes.
3109 2005-03-12 Kazu Hirata <kazu@cs.umass.edu>
3111 * cfglayout.c, loop-doloop.c, profile.c, target-def.h,
3112 target.h, targhooks.c, tracer.c, tree-ssa-loop-ch.c,
3113 tree-ssa-loop-unswitch.c, tree-ssa-loop.c, vec.c, vmsdbgout.c,
3114 config/m32r/m32r.md, config/xtensa/xtensa.h: Update copyright.
3116 2005-03-11 David Edelsohn <edelsohn@gnu.org>
3118 PR rtl-optimization/20306
3119 * expr.c (emit_move_complex): Set try_int false if mode is
3120 MODE_COMPLEX_FLOAT and mov_optab exists for inner mode. Only try
3121 emit_block_move if try_int is true.
3123 2005-03-11 Richard Henderson <rth@redhat.com>
3126 * config/i386/mmx.md (vec_dupv4hi): Fix predicate.
3127 * config/i386/i386.c (ix86_expand_vector_init_duplicate): Update
3130 2005-03-11 Richard Sandiford <rsandifo@redhat.com>
3132 * config/mips/mips.h (mips_fix_vr4130_string): Declare.
3133 (TARGET_FIX_VR4130): New macro.
3134 (TARGET_OPTIONS): Add -mfix-vr4130.
3135 (ISA_HAS_MACCHI): New macro.
3136 (ASM_SPEC): Add -mfix-vr4130.
3137 * config/mips/mips.c (mips_fix_vr4130_string): New variable.
3138 (override_options): Handle mips_fix_vr4130_string.
3139 (mips_avoid_hazards): Clear all_noreorder_p
3140 if we're working around VR4130 errata and the macc alternatives
3142 * config/mips/mips.md (mfhilo_<mode>): Turn into a define_expand.
3143 (*mfhilo_<mode>, *mfhilo_<mode>_macc): New insns.
3144 * config/mips/vr.h (DEFAULT_VR_ARCH): Set to mfix-vr4130.
3145 (MULTILIB_DEFAULTS): Remove leading "march=".
3146 (DRIVER_SELF_SPECS): Likewise. Make -mfix-vr4130 imply -march=vr4130
3147 if no architecture option is given.
3148 * config/mips/t-vr (MULTILIB_OPTIONS): Use -mfix-vr4130 for the
3150 (MULTILIB_MATCHES): Map -march=vr4130 to the -mfix-vr4130 multilibs.
3151 * doc/invoke.texi: Document -mfix-vr4130.
3153 2005-03-11 Richard Sandiford <rsandifo@redhat.com>
3155 * config/mips/mips.c (override_options): Only warn about -mint64
3156 deprecation if TARGET_INT64.
3158 2005-03-11 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3160 * builtin-attrs.def (ATTR_NONNULL_LIST, ATTR_NOTHROW_NONNULL,
3161 ATTR_CONST_NOTHROW_NONNULL, ATTR_PURE_NOTHROW_NONNULL,
3162 ATTR_MALLOC_NOTHROW_NONNULL): New "nonnull" attribute lists which
3163 are non-specific regarding the nonnull parameter positions.
3164 (ATTR_NONNULL_1_2, ATTR_NONNULL_1_4, ATTR_NOTHROW_NONNULL_1_2,
3165 ATTR_NOTHROW_NONNULL_1_4, ATTR_CONST_NOTHROW_NONNULL_1,
3166 ATTR_PURE_NOTHROW_NONNULL_1, ATTR_PURE_NOTHROW_NONNULL_1_2,
3167 ATTR_MALLOC_NOTHROW_NONNULL_1): Delete.
3169 * builtins.def: Use the non-specific "nonnull" attibute lists.
3171 2005-03-11 Zdenek Dvorak <dvorakz@suse.cz>
3173 * basic-block.h (single_succ_p, single_pred_p, single_succ_edge,
3174 single_pred_edge, single_succ, single_pred): Improve comments.
3176 2005-03-11 Zdenek Dvorak <dvorakz@suse.cz>
3178 * basic-block.h (single_succ_p, single_pred_p, single_succ_edge,
3179 single_pred_edge, single_succ, single_pred): New inline functions.
3180 * bb-reorder.c (rotate_loop, find_traces_1_round,
3181 add_labels_and_missing_jumps, fix_up_fall_thru_edges,
3182 duplicate_computed_gotos): Use the single_succ/pred functions.
3183 * cfganal.c (forwarder_block_p): Ditto.
3184 * cfgbuild.c (compute_outgoing_frequencies): Ditto.
3185 * cfgcleanup.c (try_simplify_condjump, try_forward_edges,
3186 outgoing_edges_match, try_crossjump_to_edge, try_optimize_cfg,
3187 merge_seq_blocks): Ditto.
3188 * cfghooks.c (split_edge, tidy_fallthru_edges): Ditto.
3189 * cfglayout.c (fixup_reorder_chain): Ditto.
3190 * cfgloop.c (mark_single_exit_loops, update_latch_info,
3191 canonicalize_loop_headers, verify_loop_structure): Ditto.
3192 * cfgloopmanip.c (remove_path, unloop, loop_delete_branch_edge,
3193 mfb_update_loops, create_preheader, force_single_succ_latches,
3194 create_loop_notes): Ditto.
3195 * cfgrtl.c (rtl_can_merge_blocks, try_redirect_by_replacing_jump,
3196 force_nonfallthru_and_redirect, rtl_tidy_fallthru_edge,
3197 commit_one_edge_insertion, purge_dead_edges,
3198 cfg_layout_can_merge_blocks_p): Ditto.
3199 * except.c (sjlj_emit_function_enter): Ditto.
3200 * flow.c (init_propagate_block_info): Ditto.
3201 * function.c (thread_prologue_and_epilogue_insns): Ditto.
3202 * gcse.c (find_implicit_sets, bypass_conditional_jumps,
3203 insert_insn_end_bb): Ditto.
3204 * ifcvt.c (merge_if_block, find_if_block, find_if_case_1,
3205 find_if_case_2): Ditto.
3206 * lambda-code.c (perfect_nestify): Ditto.
3207 * lcm.c (optimize_mode_switching): Ditto.
3208 * loop-doloop.c (doloop_modify): Ditto.
3209 * loop-init.c (loop_optimizer_init): Ditto.
3210 * loop-iv.c (simplify_using_initial_values): Ditto.
3211 * loop-unroll.c (unroll_loop_runtime_iterations): Ditto.
3212 * loop-unswitch.c (unswitch_loop): Ditto.
3213 * modulo-sched.c (generate_prolog_epilog): Ditto.
3214 * predict.c (combine_predictions_for_insn, estimate_probability,
3215 tree_estimate_probability, last_basic_block_p,
3216 estimate_bb_frequencies): Ditto.
3217 * profile.c (branch_prob): Ditto.
3218 * regrename.c (copyprop_hardreg_forward): Ditto.
3219 * sched-rgn.c (is_cfg_nonregular, find_rgns, update_live): Ditto.
3220 * tracer.c (layout_superblocks): Ditto.
3221 * tree-cfg.c (tree_can_merge_blocks_p, tree_merge_blocks,
3222 cfg_remove_useless_stmts_bb, cleanup_control_flow,
3223 cleanup_control_expr_graph, disband_implicit_edges,
3224 tree_find_edge_insert_loc, bsi_commit_edge_inserts,
3225 tree_verify_flow_info, tree_make_forwarder_block,
3226 tree_forwarder_block_p, remove_forwarder_block,
3227 remove_forwarder_block_with_phi, merge_phi_nodes): Ditto.
3228 * tree-if-conv.c (tree_if_conversion): Ditto.
3229 * tree-mudflap.c (mf_build_check_statement_for): Ditto.
3230 * tree-ssa-dce.c (remove_dead_stmt): Ditto.
3231 * tree-ssa-dom.c (dom_opt_finalize_block): Ditto.
3232 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p,
3233 copy_loop_headers): Ditto.
3234 * tree-ssa-loop-im.c (loop_commit_inserts): Ditto.
3235 * tree-ssa-loop-ivopts.c (compute_phi_arg_on_exit): Ditto.
3236 * tree-ssa-loop-manip.c (split_loop_exit_edge, ip_normal_pos,
3237 lv_adjust_loop_entry_edge, tree_ssa_loop_version): Ditto.
3238 * tree-ssa-loop-niter.c (simplify_using_initial_conditions): Ditto.
3239 * tree-ssa-loop-unswitch.c (simplify_using_entry_checks): Ditto.
3240 * tree-ssa-phiopt.c (tree_ssa_phiopt, value_replacement): Ditto.
3241 * tree-ssa-pre.c (compute_antic_aux, insert_aux, init_pre): Ditto.
3242 * tree-ssa-threadupdate.c (redirect_edges): Ditto.
3243 * tree-tailcall.c (independent_of_stmt_p, find_tail_calls,
3244 eliminate_tail_call, tree_optimize_tail_calls_1): Ditto.
3245 * tree-vect-analyze.c (vect_analyze_loop_form): Ditto.
3246 * tree-vect-transform.c (vect_update_ivs_after_vectorizer): Ditto.
3247 * tree-vectorizer.c (slpeel_update_phi_nodes_for_guard,
3248 slpeel_add_loop_guard): Ditto.
3250 2005-03-11 James A. Morrison <phython@gcc.gnu.org>
3252 PR tree-optimization/15784
3253 * fold-const.c (fold): Fold ~A + 1 to -A. Fold -A - 1
3256 * stmt.c (expand_case): Don't change index_type. Convert minval
3259 PR tree-optimization/20130
3260 * fold-const.c (fold): Fold x * -1 into -x.
3262 2005-03-11 Kaz Kojima <kkojima@gcc.gnu.org>
3264 PR rtl-optimization/20331
3265 * rtlanal.c (modified_between_p): Check its address first for MEM.
3266 (modified_in_p): Likewise.
3268 2005-03-11 Joseph S. Myers <joseph@codesourcery.com>
3270 * config.gcc (hppa*64*-*-hpux11*): Use pa/t-hpux-shlib.
3272 2005-03-10 Steven Bosscher <stevenb@suse.de>
3274 * expr.c (expand_expr_real_1): If possible, use a conditional
3275 move for expanding MIN_EXPR and MAX_EXPR.
3276 Use temp for moving around rtx-en.
3278 2005-03-10 Andrew Pinski <pinskia@physics.uc.edu>
3281 * simplify-rtx.c (simplify_relational_operation_1): Fix typo - check the
3284 2005-03-10 Roger Sayle <roger@eyesopen.com>
3286 * builtins.c (expand_builtin_signbit): Extend to handle floating
3287 point modes wider than the largest integer type, using the
3288 operand_subword_force function to obtain the signbit's word.
3290 2005-03-10 Jakub Jelinek <jakub@redhat.com>
3293 * combine.c (try_combine): If recog_for_combine added CLOBBERs
3294 to NEWI2PAT, fail to combine if they are used by NEWPAT.
3296 2005-03-10 Aldy Hernandez <aldyh@redhat.com>
3298 * doc/invoke.texi: Add 8540 to list of cpus in rs6000 cpu section.
3300 2005-03-10 Kazu Hirata <kazu@cs.umass.edu>
3302 * tree-outof-ssa.c (analyze_edges_for_bb): Make the return
3304 (perform_edge_inserts): Unconditionally call
3305 free_dominator_info.
3307 * tree-outof-ssa.c (analyze_edges_for_bb): Update a comment.
3309 2005-03-10 Bob Wilson <bob.wilson@acm.org>
3311 * config/xtensa/xtensa.h (MEMBER_TYPE_FORCES_BLK): Define.
3313 2005-03-10 Nathan Sidwell <nathan@codesourcery.com>
3315 * bitmap.c (bitmap_copy): Remove manual loop unrolling.
3317 * value-prof.c (rtl_find_values_to_profile): Use gcc_assert and
3319 (rtl_register_value_prof_hooks,
3320 tree_value_profile_transformations,
3321 tree_register_value_prof_hooks): Likewise.
3322 * var-tracking.c (stack_adjust_offset_pre_post,
3323 variable_htab_free, variable_union, dataflow_set_different_2,
3324 count_uses, variable_was_changed, set_frame_base_location,
3325 set_variable_part, emit_note_insn_var_location, vt_emit_notes,
3326 vt_add_function_parameters): Likewise.
3327 * varasm.c (named_section_real, named_section, make_decl_rtl,
3328 asm_emit_uninitialised, assemble_integer, decode_addr_const,
3329 const_hash_1, compare_constant, copy_constant, force_const_mem,
3330 output_constant_pool_2, output_constant_pool_1, output_constant,
3331 output_constructor, make_decl_one_only, decl_tls_model,
3332 default_no_named_section, default_elf_select_section_1,
3333 default_unique_section_1): Likewise.
3334 * vec.c (vec_gc_o_reserve, vec_heap_o_reserve): Likewise.
3335 * vmsdbgout.c (addr_const_to_string): Likewise.
3338 * function.c (struct assign_parm_data_one): Remove last_named
3340 (assign_parm_find_data_types): Don't determine last_named.
3341 Reorder named_parm determination.
3342 (assign_parms): Only setup varargs on the last non-varadic
3345 2005-03-10 Kazuhiro Inaoka <inaoka.lazuhiro@renesas.com>
3347 * config/m32r/m32r.md (load_sda_base_32): New pattern. Loads
3348 sda base address on medium model.
3350 2005-03-10 Zdenek Dvorak <dvorakz@suse.cz>
3352 * Makefile.in (tree-optimize.o): Add CFGLOOP_H dependence.
3353 * cfgloop.c (flow_loop_nodes_find): Export.
3354 * cfgloop.h (flow_loop_nodes_find, fix_loop_structure):
3356 * cfgloopmanip.c (fix_loop_structure): New function.
3357 * predict.c (predict_loops): Clean up the loops information.
3358 * tree-cfg.c (cleanup_tree_cfg_loop): New function.
3359 (tree_can_merge_blocks_p, remove_bb, tree_forwarder_block_p): Respect
3361 * tree-flow.h (cleanup_tree_cfg_loop): Declare.
3362 (rewrite_into_loop_closed_ssa): Declaration changed.
3363 * tree-loop-linear.c (linear_transform_loops): Add argument to
3364 rewrite_into_loop_closed_ssa call.
3365 * tree-ssa-loop-ch.c (copy_loop_headers): Ditto.
3366 * tree-ssa-loop-im.c (move_computations): Ditto.
3367 * tree-ssa-loop.c (tree_loop_optimizer_init): Ditto.
3368 * tree-vectorizer.c (vectorize_loops): Ditto.
3369 * tree-optimize.c: Include cfgloop.h.
3370 (execute_todo): Choose whether to call cleanup_tree_cfg or
3371 cleanup_tree_cfg_loop.
3372 * tree-ssa-loop-ivcanon.c (canonicalize_loop_induction_variables,
3373 (tree_unroll_loops_completely): Enable cleanup_tree_cfg_loop call.
3374 * tree-ssa-loop-unswitch.c (tree_ssa_unswitch_loops): Enable
3375 cleanup_tree_cfg_loop call.
3376 * tree-ssa-loop-manip.c (find_uses_to_rename_bb): New function.
3377 (find_uses_to_rename, rewrite_into_loop_closed_ssa): Support
3378 work on part of cfg.
3380 2005-03-10 Jakub Jelinek <jakub@redhat.com>
3383 * gimplify.c (gimplify_asm_expr): Handle input/output constraints
3384 with multiple alternatives.
3386 * stmt.c (parse_output_constraint): Fix a typo.
3388 2005-03-09 Bob Wilson <bob.wilson@acm.org>
3390 * config/xtensa/xtensa.h (TRAMPOLINE_TEMPLATE): Use "no-transform"
3391 assembly directive instead of deprecated "no-generics".
3393 2005-03-09 Ulrich Weigand <uweigand@de.ibm.com>
3395 * config/s390/s390.c (s390_secondary_output_reload_class): Adapt check
3396 for non-offsettable memory references to cope with outstanding reload
3398 * config/s390/s390.md ("reload_outti"): Call find_replacement to
3399 avoid losing outstanding address reloads.
3400 ("reload_outdi", "reload_outdf"): Likewise.
3402 2005-03-09 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3404 * builtins.c (fold_builtin_cbrt, fold_builtin_pow): Rearrange
3405 code. Add more cbrt transformations.
3407 2005-03-09 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3409 * fold-const.c (fold_unary_to_constant): Add FIX_ROUND_EXPR case.
3411 2005-03-09 Kazu Hirata <kazu@cs.umass.edu>
3413 * fold-const.c (fold_unary, fold_binary, fold_ternary): Return
3414 NULL_TREE when a given tree is not simplified.
3415 (fold): Return the original tree when any of the functions
3416 mentioned above NULL_TREE.
3418 * fold-const.c (fold_unary, fold_binary): Take decomposed
3419 arguments, code, type, op0, and op1 in case of fold_binary.
3420 (fold): Update calls to fold_unary and fold_binary.
3422 2005-03-09 Roger Sayle <roger@eyesopen.com>
3424 * builtins.c (fold_builtin_unordered_cmp): Change prototype to take
3425 a fndecl and an arglist instead of a CALL_EXPR, exp.
3427 2005-03-09 Kazu Hirata <kazu@cs.umass.edu>
3429 * cfglayout.c (fixup_reorder_chain): Remove old_bb.
3431 * cfgrtl.c (cfg_layout_merge_blocks): Remove new_e.
3433 * expr.c (expand_assignment): Remove orig_to_rtx.
3435 * fold-const.c (int_const_binop): Remove no_overflow.
3437 * ifcvt.c (noce_emit_move_insn): Remove inmode.
3439 * loop-iv.c (get_biv_step_1): Remove lhs.
3441 * loop-unroll.c (analyze_insns_in_loop): Remove preheader.
3443 * real.c (real_nan): Remove neg.
3445 * function.c (thread_prologue_and_epilogue_insns): Remove i
3448 * tree-data-ref.c (array_base_name_differ_p): Remove ta and
3451 * tree-eh.c (tree_could_trap_p): Remove idx.
3453 * tree-into-ssa.c (ann): Remove ann.
3455 * tree-outof-ssa.c (num_nodes): Remove num_nodes.
3457 * tree-sra.c (decide_block_copy): Remove inst_count.
3459 * tree-ssa-alias.c (may_alias_p): Remove v_ann.
3461 * tree-ssa-loop-im.c (lhs): Remove.
3463 * cfgbuild.c (state, STATE, SET_STATE,
3464 BLOCK_USED_BY_TABLEJUMP, FULL_STATE): Move just before
3466 (make_edges): Speed up by skipping blocks with BLOCK_ORIGINAL.
3467 (find_basic_blocks): Set the state of each basic block to
3470 2005-03-08 Jeff Law <law@redhat.com>
3472 * tree-cfg.c (cleanup_control_flow): If removal of a computed
3473 goto results in the removal of edges in the CFG, then we need
3474 to recompute dominators.
3476 2005-03-09 Ben Elliston <bje@au.ibm.com>
3478 * c-common.c (c_do_switch_warnings): Comment fix.
3480 2005-03-08 Julian Brown <julian@codesourcery.com>
3482 * Patch from 2005-03-08 reverted for causing regressions and
3483 ppc-darwin bootstrap failure.
3485 2005-03-08 Fariborz Jahanian <fjahanian@apple.com>
3487 * config/rs6000/rs6000.c (invalid_arg_for_unprototyped_fn):
3488 Define the real function for ppc-darwin.
3489 * c-typeck.c (convert_arguments): Check for target-specific
3490 invalid argument call to unprototyped function.
3491 * target-def.h (TARGET_INVALID_ARG_FOR_UNPROTOTYPED_FN):
3493 * target.h (invalid_arg_for_unprototyped_fn): New field
3495 * targhooks.c (hook_invalid_arg_for_unprototyped_fn): New
3496 default target hook.
3497 * targhooks.h (hook_invalid_arg_for_unprototyped_fn):
3500 2005-03-08 Kazu Hirata <kazu@cs.umass.edu>
3502 * c-typeck.c (constructor_stack, constructor_range_stack,
3503 initializer_stack): Make them static.
3505 * cfg.c (rbi_pool): Make it static.
3507 * gimple-low.c (lower_stmt_body): Make it static.
3508 * tree-flow.h: Remove the corresponding prototype. Don't
3511 * sched-deps.c (cache_size): Make it static.
3513 * stor-layout.c (lang_adjust_rli): Make it static.
3515 2005-03-08 Julian Brown <julian@codesourcery.com>
3517 * config/elfos.h (MAKE_DECL_ONE_ONLY): Redefined to stop DECL_WEAK
3518 from being used for symbols with vague linkage when
3519 HAVE_GAS_COMDAT_GROUP is true.
3521 2005-03-08 J"orn Rennecke <joern.rennecke@st.com>
3523 * jump.c (invert_jump_1): Don't call redirect_jump_1 with
3524 nlabel == JUMP_LABEL (jump).
3526 2005-03-08 Kazu Hirata <kazu@cs.umass.edu>
3528 * c-common.c, c-opts.c, combine.c, cse.c, dojump.c,
3529 gimplify.c, tree-dfa.c, tree-ssa-loop-ivopts.c,
3530 tree-ssa-phiopt.c, tree-ssa-pre.c, tree-ssa-sink.c,
3531 tree-vect-analyze.c, tree.def, tree.h: Fix comment formatting.
3533 2005-03-08 Alexey Neyman <alex.neyman@auriga.ru>
3536 * calls.c (flags_from_decl_or_type): Handle eturns_twice' attribute.
3537 * c-common.c (handle_returns_twice): New function.
3538 (c_common_attribute_table): Declare eturns_twice' attribute.
3539 * doc/extend.texi: Document eturns_twice' attribute.
3540 * tree.h (DECL_IS_RETURNS_TWICE): New macro.
3541 (struct tree_decl): Add returns_twice_flag.
3543 2005-03-08 Kazu Hirata <kazu@cs.umass.edu>
3545 * tree-ssa-phiopt.c: Fix a comment typo.
3547 * c-semantics.c, cfghooks.c, diagnostic.h, loop-iv.c,
3548 loop-unswitch.c, modulo-sched.c, stor-layout.c, tree-gimple.h,
3549 config/i386/cygwin1.c, doc/cfg.texi, doc/objc.texi: Update
3552 2005-03-08 Richard Henderson <rth@redhat.com>
3554 * config/alpha/alpha.c (code_for_builtin): Replace special-case
3555 builtin codes with ctzdi2, clzdi2, popcountdi2.
3556 (struct alpha_builtin_def): Add is_const.
3557 (zero_arg_builtins, one_arg_builtins, two_arg_builtins): Init it.
3558 (alpha_v8qi_u, alpha_v8qi_s, alpha_v4hi_u, alpha_v4hi_s): New.
3559 (alpha_init_builtins): Init them. Set nothrow and const attributes
3561 (alpha_fold_builtin_cmpbge, alpha_fold_builtin_zapnot,
3562 alpha_fold_builtin_extxx, alpha_fold_builtin_insxx,
3563 alpha_fold_builtin_mskxx, alpha_fold_builtin_umulh,
3564 alpha_fold_vector_minmax, alpha_fold_builtin_perr,
3565 alpha_fold_builtin_pklb, alpha_fold_builtin_pkwb,
3566 alpha_fold_builtin_unpkbl, alpha_fold_builtin_unpkbw,
3567 alpha_fold_builtin_cttz, alpha_fold_builtin_ctlz,
3568 alpha_fold_builtin_ctpop, alpha_fold_builtin): New.
3569 (TARGET_FOLD_BUILTIN): New.
3570 * config/alpha/alpha.md (UNSPEC_CTTZ): Remove.
3571 (UNSPEC_CTLZ, UNSPEC_CTPOP): Remove.
3573 (cttz, builtin_cttz, builtin_ctlz, builtin_ctpop): Remove.
3575 2005-03-08 Ira Rosen <irar@il.ibm.com>
3577 PR tree-optimization/20122
3578 * tree-vect-analyze.c (vect_object_analysis): Analyze initial
3579 condition of access function instead of base.
3581 2005-03-07 Jeff Law <law@redhat.com>
3582 Steven Bosscher <stevenb@suse.de>
3584 * tree-cfg.c (find_taken_edge_computed_goto): New function.
3585 (find_taken_edge): Call find_taken_edge_computed_goto as
3586 appropriate. Allow any gimple invariant rather than just
3587 INTEGER_CST for VAL.
3588 (cleanup_control_flow): Cleanup a computed goto which has turned
3590 (tree_merge_blocks): If block B has any forced labels, move
3591 them to the start of block A.
3592 * tree-ssa-dom.c (thread_across_edge): Allow threading across
3593 computed gotos as well.
3594 * tree-ssa-threadupdate.c (remove_ctrl_stmt_and_useless_edges): Handle
3595 removal of unnecessary computed gotos too.
3596 (lookup_redirection_data): Fix type of INSERT argument. Callers
3599 2005-03-08 Kazu Hirata <kazu@cs.umass.edu>
3601 * tree-ssa-phiopt.c: Update copyright. Fix indentations.
3602 Remove trailing spaces.
3604 * gimplify.c (gimple_push_bind_expr, gimple_pop_bind_expr,
3605 unshare_all_trees): Make them static.
3606 * tree-gimple.h: Remove the corresponding prototypes.
3608 * diagnostic.h: Remove unused prototype
3609 debug_output_buffer.
3610 * modulo-sched.c: Remove unused prototype
3611 set_row_column_for_ps.
3613 * tree-ssa-phiopt.c (tree_ssa_phiopt,
3614 replace_phi_edge_with_variable): Remove unused variable i.
3616 2005-03-07 Per Bothner <per@bothner.com>
3618 * tree.h (DECL_IS_BUILTIN): Reverted my patch from earlier today.
3620 2005-03-06 Andrew Pinski <pinskia@physics.uc.edu>
3623 * tree-ssa-phiopt.c (tree_ssa_phiopt): Rewrite so we base the
3624 bbs on the COND_EXPR instead of the PHI_NODEs.
3625 (candidate_bb_for_phi_optimization): Remove.
3626 (replace_phi_with_stmt): Rename to ...
3627 (replace_phi_edge_with_variable): this and change so that we
3628 replace the phi argument instead of removing the PHI.
3629 (conditional_replacement): Change so we deal with PHI with more
3631 (value_replacement): Likewise.
3632 (abs_replacement): Likewise.
3634 2005-03-07 Aldy Hernandez <aldyh@redhat.com>
3636 * config/rs6000/rs6000-protos.h: Rename output_e500_flip_eq_bit to
3637 output_e500_flip_gt_bit.
3639 * config/rs6000/rs6000.c (print_operand): case D: Print out bit 31
3641 (rs6000_generate_compare): Fix logic to look at the correct bits.
3642 (output_e500_flip_eq_bit): Rename to output_e500_flip_gt_bit.
3644 (rs6000_emit_sCOND): Rename gen_e500_flip_eq_bit to
3645 gen_e500_flip_gt_bit. Rename gen_move_from_CR_eq_bit to
3646 gen_move_from_CR_gt_bit.
3648 * config/rs6000/rs6000.md ("move_from_CR_eq_bit"): Change bit
3649 ("move_from_CR_eq_bit"): Rename to move_from_CR_gt_bit.
3650 (UNSPEC_MV_CR_EQ): Rename to UNSPEC_MV_CR_GT.
3652 * config/rs6000/spe.md ("e500_cr_ior_compare"): New.
3653 (E500_CR_IOR_COMPARE): New constant.
3655 2005-03-08 Earl Chew <earl_chew@agilent.com>
3656 David Billinghurst <David.Billinghurst@riotinto.com>
3658 * config/i386/host-cygwin.c: New file to support precompiled
3660 * config/i386/x-cygwin: Use host-cygwin.c on cygwin host
3661 * config.host: Use above files for cygwin host.
3663 2005-03-07 David Edelsohn <edelsohn@gnu.org>
3665 * fold-const.c (fold_binary_op_with_conditional_arg): Fix typo
3666 ordering ops from earlier change.
3668 2005-03-07 Per Bothner <per@bothner.com>
3670 Various fixes to allow us to again build if --enable-mapped-location:
3671 * c-decl.c (finish_function): Use SET_EXPR_LOCATION instead of
3672 unavailable annotate_with_file_line, if USE_MAPPED_LOCATION.
3673 * tree-cfg.c (remove_bb): If USE_MAPPED_LOCATION, change type of
3674 local variable loc. Change logic appropriately.
3675 * tree-vect-transform.c (vect_finish_stmt_generation): Use
3676 EXPR_LOCATION rather than EXPR_LOCUS if USE_MAPPED_LOCATION.
3677 * c-parser.c (c_parser_for_statement): Initialize loc variable.
3678 * tree.h (DECL_IS_BUILTIN): Temporarily revert definition of
3679 DECL_IS_BUILTIN in the USE_MAPPED_LOCATION because of jc1 issues.
3681 2005-03-07 Richard Sandiford <rsandifo@redhat.com>
3683 PR rtl-optimization/19683
3684 * reload1.c (choose_reload_regs): Pass the number of bits, not the
3685 number of bytes, to smallest_int_for_mode. Fix arguments to
3686 REG_CANNOT_CHANGE_MODE_P.
3688 2005-03-07 Eric Botcazou <ebotcazou@libertysurf.fr>
3690 * reorg.c (relax_delay_slots): Check that the jump is
3691 conditional before trying to invert it.
3693 2005-03-07 Kazu Hirata <kazu@cs.umass.edu>
3695 * bb-reorder.c (max_entry_frequency, max_entry_frequency):
3698 * calls (stack_arg_under_construction): Make it static.
3700 * flow.c (regs_live_at_setjmp): Make it static.
3701 * flow.h: Remove the corresponding prototype.
3703 * reload1.c (reload_startobj, reload_firstobj,
3704 something_needs_operands_changed, reload_inherited,
3705 reload_inheritance_insn, reload_override_in,
3706 reload_spill_index): Make them static.
3708 * recog.c (verify_changes): Make it static.
3709 * recog.h: Remove the corresponding prototype.
3711 * cfgbuild.c (find_sub_basic_blocks): Remove.
3712 * basic-block.h: Remove the corresponding prototype.
3713 * cfgexpand.c, cfgrtl.c: Don't mention find_sub_basic_blocks
3715 * doc/cfg.texi: Don't mention find_sub_basic_blocks.
3717 * tree-ssa-operands.c (check_build_stmt): Remove.
3719 * stor-layout.c (set_alignment): Remove.
3720 * tree.h: Remove the corresponding prototype.
3722 * tree-ssa-pre.c (has_abnormal_preds): Make it static.
3724 * tree-ssa-dce.c (control_dependence_map,
3725 visited_control_parents): Make them static.
3727 * cfghooks.c (verify_flow_info): Remove local variable
3730 * cfgrtl.c (rtl_verify_flow_info_1): Remove local variable
3733 * loop-unswitch.c (unswitch_loop): Remove local variable src.
3735 2005-03-07 David Billinghurst <David.Billinghurst@riotinto.com>
3737 * config/i386/cygwin1.c(mingw_scan): Use xstrdup in calls to putenv.
3739 2005-03-07 Joseph S. Myers <joseph@codesourcery.com>
3741 * config/ia64/hpux.h (LINK_SPEC): Add -z.
3742 * config/ia64/ia64.c (ia64_function_value): Return a REG not a
3743 PARALLEL for an empty structure.
3745 2005-03-07 Kazu Hirata <kazu@cs.umass.edu>
3747 * fold-const.c (fold_binary): Remove handling of RANGE_EXPR.
3749 * fold-const.c (fold_binary): Unroll the very first "for"
3752 2005-03-06 David Edelsohn <edelsohn@gnu.org>
3754 * config/rs6000/predicates.md (branch_comparison_operator): Remove
3755 redundant match_code test.
3756 (scc_comparison_operator): Swap match_operand and match_code
3758 (branch_positive_comparison_operator): Same.
3759 (trap_comparison_operator): Use comparison_operator and swap with
3762 2005-03-06 Marek Michalkiewicz <marekm@amelek.gda.pl>
3765 * config/avr/avr.c (print_operand): Add 'p' and 'r'.
3766 (out_movhi_r_mr): Read low byte of volatile MEM first.
3767 (out_movhi_mr_r): Write high byte of volatile MEM first.
3769 2005-03-05 Kazu Hirata <kazu@cs.umass.edu>
3771 * cselib.c (reg_values, reg_values_size): Make them static.
3773 * cse.c (cse_reg_info_table): Make it static.
3775 * fold-const.c (fold_unary): Use build1 instead of copy_node.
3777 2005-03-06 Zdenek Dvorak <dvorakz@suse.cz>
3779 * cse.c (find_best_addr): Use canon_for_address.
3781 2005-03-06 Kazu Hirata <kazu@cs.umass.edu>
3783 * cse.c (fold_rtx_subreg, fold_rtx_mem): New.
3784 (fold_rtx): Call fold_rtx_subreg and fold_rtx_mem to handle
3785 SUBREG and MEM, respectively.
3787 * fold-const.c (fold_binary): Use code instead of t.
3789 * fold-const.c (optimize_minmax_comparison): Take decomposed
3790 arguments code, type, op0, and op1 instead of t.
3791 (fold_binary): Update a call to optimize_minmax_comparison.
3793 * fold-const.c (fold_range_test): Take decomposed arguments
3794 code, type, op0, and op1 instead of t.
3795 (fold_binary): Update a call to fold_range_test.
3797 * fold-const.c (fold_binary_op_with_conditional_arg): Take
3798 decomposed arguments code, type, op0, and op1 instead of t.
3799 (fold_binary): Update a call to fold_range_test.
3801 2005-03-06 Kazu Hirata <kazu@cs.umass.edu>
3803 * fold-const.c (fold_binary): Avoid directly using the original
3804 expression t as much as possible.
3806 2005-03-05 Kazu Hirata <kazu@cs.umass.edu>
3808 * c-semantics.c (build_stmt): Use TYPE_P instead of
3809 IS_NON_TYPE_CODE_CLASS.
3810 * tree.h (IS_NON_TYPE_CODE_CLASS): Remove.
3811 (NON_TYPE_CHECK): Use TYPE_P instead of
3812 IS_NON_TYPE_CODE_CLASS.
3814 * fold-const.c (fold): Remove handling of binary expressions.
3816 2005-03-05 James A. Morrison <phython@gcc.gnu.org>
3818 * doc/c-tree.texi: Wrap comments in @r{}.
3819 * doc/cpp.texi: Likewise.
3820 * doc/cppinternals.texi: Likewise.
3821 * doc/extend.texi: Likewise.
3822 * doc/md.texi: Likewise.
3823 * doc/objc.texi: Likewise.
3824 * doc/sourcebuild.texi: Likewise.
3825 * doc/tm.texi: Likewise.
3828 2005-03-05 Kazu Hirata <kazu@cs.umass.edu>
3830 * predict.c (apply_return_prediction): Standardize PHI chain
3832 * tree-ssa.c (ssa_redirect_edge): Likewise.
3834 * genattrtab.c, genemit.c, genoutput.c, genrecog.c,
3835 gensupport.c, jump.c, tree-phinodes.c, unwind-dw2-fde-glibc.c:
3838 * tree-phinodes.c (remove_phi_node): Drop the last argument.
3839 * tree-flow.h: Adjust the prototype for remove_phi_node.
3840 * lambda-code.c (perfect_nestify): Adjust a call to
3843 (remove_phi_nodes_and_edges_for_unreachable_block): Likewise.
3844 * tree-outof-ssa.c (eliminate_virtual_phis, remove_ssa_form):
3846 * tree-ssa-dce.c (remove_dead_phis): Likewise.
3847 * tree-ssa-loop-ivopts.c (remove_statement): Likewise.
3848 * tree-ssa-pre.c (remove_dead_inserted_code): Likewise.
3849 * tree-ssa.c (kill_redundant_phi_nodes): Likewise.
3851 * combine.c (simplify_and_const_int): Use gen_int_mode instead
3852 of GEN_INT (trunc_int_for_mode (...)).
3853 * loop-iv.c (iv_number_of_iterations): Likewise.
3854 * postreload.c (reload_cse_move2add): Likewise.
3855 * simplify-rtx.c (simplify_const_unary_operation,
3856 simplify_const_binary_operation): Likewise.
3857 * stor-layout.c (get_mode_bounds): Likewise.
3859 * fold-const.c (fold_binary): New.
3860 (fold): Call fold_binary on binary expressions.
3862 2005-03-05 Richard Sandiford <rsandifo@redhat.com>
3864 * doc/invoke.texi: Document new MIPS -msym32 and -mno-sym32 options.
3865 * config/mips/mips.h (MASK_SYM32, TARGET_SYM32): New macros.
3866 (TARGET_SWITCHES): Add -msym32 and -mno-sym32.
3867 (ABI_HAS_64BIT_SYMBOLS): Set to false if TARGET_SYM32.
3868 (ASM_SPEC): Pass down -msym32 and -mno-sym32.
3870 2005-03-04 Devang Patel <dpatel@apple.com>
3872 PR tree-optimization/18815
3873 * tree-if-conv.c (combine_blocks): Adjust loop header edges for
3874 loops with zero exit edges.
3876 2005-03-04 Devang Patel <dpatel@apple.com>
3878 * doc/invoke.texi: Remove reference to webpage that does not exist.
3880 2005-03-04 John David Anglin <dave.danglin@nrc-cnrc.gc.ca>
3881 Joseph S. Myers <joseph@codesourcery.com>
3884 * pa/elf.h, pa64-hpux.h, som.h (ASM_OUTPUT_EXTERNAL_REAL): Define.
3885 (ASM_OUTPUT_EXTERNAL): Call pa_hpux_asm_output_external.
3886 * pa-protos.h (pa_hpux_asm_output_external): Add prototype.
3887 * pa.c (get_plabel): Change argument to symbol_ref. Call
3888 maybe_get_identifier instead of get_identifier.
3889 (pa_hpux_asm_output_external, pa_hpux_file_end): New functions.
3890 (struct deferred_plabel): Replace name field with symbol field.
3891 (TARGET_ASM_FILE_END): Define as pa_hpux_file_end if
3892 ASM_OUTPUT_EXTERNAL_REAL is defined.
3893 (output_global_address): Use output_addr_const for output of all
3895 (output_deferred_plabels): Use symbol_ref instead of name for address
3897 * pa.h (SYMBOL_FLAG_REFERENCED, SYMBOL_REF_REFERENCED_P,
3898 ASM_OUTPUT_SYMBOL_REF): New macros.
3899 * som.h (ASM_OUTPUT_EXTERNAL_LIBCALL): Use assemble_name_raw. Update
3901 (ASM_WEAKEN_LABEL): Use targetm.asm_out.globalize_label to globalize
3904 2005-03-05 Joseph S. Myers <joseph@codesourcery.com>
3906 * config.gcc (hppa*64*-*-hpux11*): Use pa/pa-hpux1111.h for
3907 *-*-hpux11.[1-9]*, not just for *-*-hpux11.11.
3909 2005-03-04 Jeff Law <law@redhat.com>
3911 * basic-block.h (rediscover_loops_after_threading): Declare.
3912 * tree-ssa-dom.c: Include cfgloop.h.
3913 (tree_ssa_dominator_optimize): Discover loops and some basic
3914 properties. Remove forwarder blocks recreated by loop header
3915 canonicalization. Also mark backedges in the CFG.
3916 * tree-ssa-threadupdate.c: Include cfgloop.h
3917 (rediscover_loops_after_threading): Define.
3918 (struct local_info): New field, JUMP_THREADED.
3919 (prune_undesirable_thread_requests): New function.
3920 (redirect_edges): Clear EDGE_ABNORMAL. If edges were threaded
3921 then record that fact for the callers of redirct_edges.
3922 (thread_block): If BB has incoming backedges, then call
3923 prune_undesirable_thraed_requests. Note when we are
3924 going to have to rediscover loop information. Return a
3925 boolean indicating if any jumps were threaded.
3926 (thread_through_all_blocks): Bubble up boolean indicating
3927 if any jumps were threaded.
3928 * Makefile.in (tree-ssa-dom.o): Depend on cfgloop.h
3929 (tree-ssa-threadupdate.o): Similarly.
3931 2005-03-04 Kazu Hirata <kazu@cs.umass.edu>
3933 * fold-const.c (fold_ternary): Unroll the "for" loop to
3936 2005-03-04 Andrew Haley <aph@redhat.com>
3938 * unwind-dw2-fde-glibc.c (struct
3939 unw_eh_callback_data.check_cache): New field.
3940 (frame_hdr_cache): New.
3941 (_Unwind_IteratePhdrCallback): Add ext_dl_phdr_info.
3942 Cache frame header info.
3944 2005-03-04 Richard Sandiford <rsandifo@redhat.com>
3946 * rtl.h (copy_rtx_ptr_loc, print_rtx_ptr_loc, join_c_conditions)
3947 (print_c_condition): Declare.
3948 * read-rtl.c (ptr_loc): New structure.
3949 (ptr_locs, ptr_loc_obstack, joined_conditions)
3950 (joined_conditions_obstack): New variables.
3951 (leading_ptr_hash, leading_ptr_eq_p, set_rtx_ptr_loc)
3952 (get_rtx_ptr_loc, copy_rtx_ptr_loc, print_rtx_ptr_loc)
3953 (join_c_conditions, print_c_condition): New functions.
3954 (apply_macro_to_string): Associate the new string with the same
3955 source location as the old one.
3956 (add_condition_to_string): Use join_c_conditions.
3957 (read_string): Use set_rtx_ptr_loc to record a filename and line
3958 number for the string.
3959 (read_rtx): Initialize the new variables above.
3960 * genattrtab.c (write_test_expr, write_attr_value): Use
3962 * genconditions.c (write_header): Don't define MAYBE_EVAL. Move its
3963 comment above the GCC_VERSION check.
3964 (write_one_condition): Use print_rtx_ptr_loc and print_c_condition.
3965 Inline the definition of MAYBE_EVAL.
3966 * genemit.c (gen_expand, gen_split): Use print_rtx_ptr_loc.
3967 * genoutput.c (process_template): Likewise.
3968 * genpreds.c (write_predicate_subfunction): Likewise.
3969 (write_predicate_expr): Use print_c_condition.
3970 * genrecog.c (write_cond): Likewise.
3971 * gensupport.c (process_rtx): Use join_c_conditions to join the
3972 conditions of a define_insn_and_split. Record a source location
3973 for the string after the "&&".
3974 (alter_test_for_insn): Use join_c_conditions.
3976 2005-03-04 Andrew Pinski <pinskia@physics.uc.edu>
3979 2005-03-03 James A. Morrison <phython@gcc.gnu.org>
3980 PR tree-optimization/15784
3981 * fold-const.c (fold): Fold ~A + 1 to -A. Fold -A - 1
3984 2005-03-04 Ben Elliston <bje@au.ibm.com>
3986 * gcc.c (option_map): Add --coverage.
3987 (LINK_COMMAND_SPEC): Pass -lgcov for `coverage'.
3988 (cc1_options): Pass -fprofile-arcs -ftest-coverage for `coverage'.
3989 * config/darwin.h: Pass -lgcov for `coverage'.
3990 * doc/invoke.texi (Debugging Options): Document --coverage.
3992 2005-03-04 Kazu Hirata <kazu@cs.umass.edu>
3994 * gcse.c (bypass_block): Use find_edge wherever possible.
3996 2005-03-03 Daniel Berlin <dberlin@dbrelin.org>
4000 * c-opts.c (c_common_parse_file): Call start_source_file
4001 and end_source_file at the approriate times.
4003 * dwarf2out.c (dwarf2out_finish): Don't auto-end
4004 the main file, it will be done for us now.
4006 2005-03-04 Kazu Hirata <kazu@cs.umass.edu>
4008 * fold-const.c (fold_ternary): New.
4009 (fold): Call fold_ternary on ternary expressions. Remove
4010 handling of ternary expressions.
4012 2005-03-03 James A. Morrison <phython@gcc.gnu.org>
4014 PR tree-optimization/15784
4015 * fold-const.c (fold): Fold ~A + 1 to -A. Fold -A - 1
4018 2005-03-03 David Edelsohn <edelsohn@gnu.org>
4020 * config/rs6000/predicates.md (branch_comparison_operator):
4021 Convert from C block to conditional format.
4023 2005-03-03 Jan Hubicka <jh@suse.cz>
4025 * tree-dfa.c (add_referenced_var): Don't walk initializer of external
4026 and non-constant public variables.
4028 2005-03-03 Kazu Hirata <kazu@cs.umass.edu>
4030 * tree-cfg.c (stmt_starts_bb_p): Clean up by replacing code
4033 * cfgexpand.c (construct_exit_block): Use EDGE_PRED instead of
4036 * tree-phinodes.c (remove_phi_node): Clean up by factoring out
4037 calls to release_ssa_name and release_phi_node.
4039 * fold-const.c (fold): Remove handling of unary expressions.
4041 * fold-const.c (fold_unary): Avoid directly using the original
4042 expression t as much as possible.
4044 2005-03-03 Roger Sayle <roger@eyesopen.com>
4045 Andrew Pinski <pinskia@physics.uc.edu>
4047 * jump.c (redirect_exp_1): If nlabel is a NULL pointer create a
4048 RETURN rtx, and not a LABEL_REF containing a NULL pointer.
4050 2005-03-03 Hans-Peter Nilsson <hp@axis.com>
4052 Describe special registers SRP and MOF as allocatable registers.
4053 * config/cris/cris.c (cris_md_asm_clobbers): New function.
4054 (TARGET_MD_ASM_CLOBBERS): Define to cris_md_asm_clobbers.
4055 (cris_conditional_register_usage): Enable CRIS_MOF_REGNUM if
4056 TARGET_HAS_MUL_INSNS.
4057 (cris_print_operand) <case 'd'>: New case.
4058 <case REG>: Allow CRIS_MOF_REGNUM and CRIS_SRP_REGNUM.
4059 * config/cris/cris.h (CRIS_PC_REGNUM, CRIS_SRP_REGNUM): Don't
4061 (FIRST_PSEUDO_REGISTER, FIXED_REGISTERS, CALL_USED_REGISTERS)
4062 (REG_ALLOC_ORDER): Update for MOF.
4063 (enum reg_class): New members MOF_REGS, GENERAL_REGS and
4065 (GENERAL_REGS): No longer a define of ALL_REGS.
4066 (REGNO_REG_CLASS, REG_CLASS_CONTENTS, REG_CLASS_NAMES)
4067 (PREFERRED_RELOAD_CLASS, REGISTER_NAMES, DBX_REGISTER_NUMBER):
4069 (CRIS_SPECIAL_REGS_CONTENTS): New macro.
4070 (REG_CLASS_FROM_LETTER): Allocate 'h' and 'x'.
4071 (SECONDARY_RELOAD_CLASS): Define.
4072 (STACK_POINTER_REGNUM): Define as CRIS_SP_REGNUM.
4073 (FRAME_POINTER_REGNUM): Define as CRIS_FP_REGNUM.
4074 (ARG_POINTER_REGNUM): Define as CRIS_AP_REGNUM.
4075 (STATIC_CHAIN_REGNUM): Define as CRIS_STATIC_CHAIN_REGNUM.
4076 (REGISTER_MOVE_COST): Define.
4077 (PIC_OFFSET_TABLE_REGNUM): Define in terms of CRIS_GOT_REGNUM.
4078 * config/cris/cris.md (CRIS_GOT_REGNUM, CRIS_STATIC_CHAIN_REGNUM)
4079 (CRIS_FP_REGNUM, CRIS_SP_REGNUM, CRIS_SRP_REGNUM, CRIS_AP_REGNUM)
4080 (CRIS_MOF_REGNUM): New define_constants.
4081 ("*movsi_internal", "movhi", "movqi", "movsf"): Add alternatives for
4083 ("reload_inhi", "reload_outhi", "reload_inqi", "reload_outqi"):
4085 ("umulhisi3", "umulqihi3", "mulsi3", "mulqihi3", "mulhisi3")
4086 ("mulsidi3", "umulsidi3", "smulsi3_highpart", "umulsi3_highpart"):
4087 Adjust for MOF being properly described as a register.
4088 (indir_to_reg_split): Name this split. Conditionalize on the
4089 destination register being a general register.
4090 (movei): Conditionalize on on operands 0 and 1 having the same
4093 2005-03-03 Alan Modra <amodra@bigpond.net.au>
4096 * config/rs6000/rs6000.c (rs6000_override_options): Don't allow
4097 -mcpu to override any other explicitly given flags.
4099 2005-03-02 J"orn Rennecke <joern.rennecke@st.com>
4101 * recog.c (verify_changes, confirm_change_group): New functions,
4102 broken out of apply_change_group.
4103 (apply_change_group): Use them.
4104 * recog.h (verify_change, confirm_change_group): Declare.
4105 * rtl.h (redirect_jump_2): Declare.
4106 * jump.c (redirect_exp, invert_exp): Delete.
4107 (invert_exp_1): Take second parameter. Return value. Changed caller.
4108 (redirect_jump_2): New function, broken out of redirect_jump.
4109 (redirect_jump): Use redirect_jump_1 and redirect_jump_2.
4110 (invert_jump): Use invert_jump_1 and redirect_jump_2.
4111 * ifcvt.c (dead_or_predicable): Use redirect_jump_2.
4113 2005-03-02 Geoffrey Keating <geoffk@apple.com>
4115 * varasm.c (named_section): Use xstrdup rather than doing it by
4118 * config/darwin8.h (LIB_SPEC): Switch -lmx and -lSystem.
4120 2005-03-02 Devang Patel <dpatel@apple.com>
4122 Undo PR tree-optimization/18815 fix.
4124 2005-03-02 Devang Patel <dpatel@apple.com>
4126 PR tree-optimization/18815
4127 * tree-if-conv.c (combine_blocks): Adjust loop header edges for
4128 loops with zero exit edges.
4130 2005-03-02 Kazu Hirata <kazu@cs.umass.edu>
4132 * cfg.c (connect_src, connect_dest, disconnect_src,
4133 disconnct_dest): New.
4134 (unchecked_make_edge, remove_edge, redirect_edge_succ,
4135 redirect_edge_pred): Use the new functions.
4137 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Call
4138 free_dominance_info only when needed.
4140 2005-03-02 David Edelsohn <edelsohn@gnu.org>
4143 * config/rs6000/predicates.md (reg_or_cint64_operand): Fix typo.
4144 (reg_or_sub_cint64_operand): Same.
4146 2005-03-02 Jeff Law <law@redhat.com>
4148 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Fix setting of
4149 CFG_ALTERED in the main DOM iteration loop.
4151 2005-03-02 Mark Mitchell <mark@codesourcery.com>
4154 * varasm.c (initializer_constant_valid_p): Allow conversions
4155 between OFFSET_TYPEs. Tidy.
4157 2005-03-02 Hans-Peter Nilsson <hp@axis.com>
4159 * config/cris/cris.md ("return"): Remove epilogue delay list
4162 2005-03-02 Daniel Jacobowitz <dan@codesourcery.com>
4164 * config/arm/linux-elf.h (ARM_FUNCTION_PROFILER): Do not use (PLT)
4166 * config/arm/netbsd-elf.h (ARM_FUNCTION_PROFILER): Likewise.
4168 2005-03-02 Kazu Hirata <kazu@cs.umass.edu>
4170 * cfgloop.h, cfgloopanal.c, cfgloopmanip.c, conflict.c,
4171 loop-init.c, loop-unroll.c, print-tree.c, reg-notes.def,
4172 config/m68k/m68k.c, config/mips/mips.h,
4173 config/rs6000/rs6000-protos.h, doc/contrib.texi,
4174 doc/include/gcc-common.texi: Update copyright.
4176 PR middle-end/18029 and PR middle-end/18030
4177 * expr.c (optimize_bitfield_assignment_op): Add a special case
4178 to handle BIT_IOR_EXPR and BIT_XOR_EXPR.
4180 * fold-const.c (fold_unary): New.
4181 (fold): Call fold_unary on unary expressions.
4183 2005-03-02 Richard Guenther <rguenth@gcc.gnu.org>
4185 * cgraph.h (struct cgraph_edge): Add prev_caller and
4187 (cgraph_node_remove_callees): Export.
4188 * cgraph.c (cgraph_create_edge): Initialize prev_caller
4190 (cgraph_edge_remove_callee): New function.
4191 (cgraph_edge_remove_caller): Likewise.
4192 (cgraph_remove_edge): Use.
4193 (cgraph_redirect_edge_callee): Likewise.
4194 (cgraph_node_remove_callees): New function.
4195 (cgraph_node_remove_callers): Likewise.
4196 (cgraph_remove_node): Use.
4197 * tree-optimize.c (tree_rest_of_compilation): Use
4198 cgraph_node_remove_callees instead of manual loop.
4199 * cgraphunit.c (cgraph_finalize_function): Likewise.
4200 (cgraph_expand_function): Likewise.
4201 (cgraph_remove_unreachable_nodes): Likewise.
4203 2005-03-02 Joseph S. Myers <joseph@codesourcery.com>
4206 * c-tree.h (undeclared_variable, build_external_ref): Add extra
4208 * c-decl.c (undeclared_variable): Take location as argument.
4209 * c-typeck.c (build_external_ref): Likewise.
4210 * c-parser.c (c_parser_postfix_expression): Pass location of
4211 identifier to build_external_ref.
4213 2005-03-01 David Edelsohn <edelsohn@gnu.org>
4215 * config/rs6000/rs6000.md (cceq splitter): Use operand mode, not
4216 CCEQ mode for branch_positive_comparison_operator test.
4217 * config/rs6000/predicates (branch_comparison_operator): Revert to
4219 (scc_comparison_operator): Same.
4220 (branch_positive_comparison_operator): Same.
4222 2005-03-01 Hans-Peter Nilsson <hp@axis.com>
4224 * config/cris/cris.c (cris_eligible_for_epilogue_delay)
4225 (cris_delay_slots_for_epilogue): Remove.
4226 (save_last): Move into cris_target_asm_function_epilogue.
4227 (cris_target_asm_function_epilogue): Remove tests for file being
4229 * config/cris/cris-protos.h (cris_eligible_for_epilogue_delay)
4230 (cris_delay_slots_for_epilogue): Remove prototypes.
4231 * config/cris/cris.h (DELAY_SLOTS_FOR_EPILOGUE)
4232 (ELIGIBLE_FOR_EPILOGUE_DELAY): Do not define.
4234 2005-03-01 David Edelsohn <edelsohn@gnu.org>
4236 * config/rs6000/predicates.md (branch_comparison_operator): Change
4237 to define_special_predicate.
4238 (scc_comparison_operator): Same.
4239 (branch_positive_comparison_operator): Same.
4241 2005-03-01 Daniel Berlin <dberlin@dberlin.org>
4243 * Makefile.in (tree-ssa-sink.o): New.
4244 (OBJS-common): Add tree-ssa-sink.o.
4245 * common.opt: Add -ftree-sink
4246 * opts.c (decode_options): flag_tree_sink is set at O1 or higher.
4247 * timevar.def (TV_TREE_SINK): new timevar.
4248 * tree-flow.h (is_hidden_global_store): Prototype.
4249 * tree-optimize.c (init_tree_optimization_passes): Add
4251 * tree-pass.h (pass_sink_code): New.
4252 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Move checking
4253 for non-obvious global store store to is_hidden_global_store, and
4254 call that new function.
4255 * tree-ssa-sink.c: New file.
4256 * doc/invoke.texi: Document -fdump-tree-sink and -ftree-sink.
4257 * doc/passes.texi: Document forward store motion.
4258 * testsuite/gcc.dg/tree-ssa/ssa-sink-1.c: New test
4259 * testsuite/gcc.dg/tree-ssa/ssa-sink-2.c: New test
4260 * testsuite/gcc.dg/tree-ssa/ssa-sink-3.c: New test
4261 * testsuite/gcc.dg/tree-ssa/ssa-sink-4.c: New test
4263 2005-03-01 Per Bothner <per@bothner.com>
4265 * diagnostic.c (diagnostic_build_prefix): If USE_MAPPED_LOCATION
4266 and we have a non-zero column-number, add it to the message.
4267 Also factor out the diagnostic_kind_text.
4269 2005-03-01 Zdenek Dvorak <dvorakz@suse.cz>
4271 * cfgloop.c (flow_loop_entry_edges_find, flow_loop_exit_edges_find,
4272 flow_loop_pre_header_scan, flow_loop_pre_header_find,
4273 flow_loop_scan): Removed.
4274 (flow_loop_dump): Do not dump removed fields.
4275 (flow_loop_free): Do not free removed fields.
4276 (flow_loops_find): Flags argument removed. Do not call flow_loop_scan.
4277 (loop_exit_edge_p): New function.
4278 * cfgloop.h (struct loop): Removed fields pre_header, pre_header_edges,
4279 num_pre_header_edges, entry_edges, num_entries, exit_edges,
4280 num_exits, exits_doms.
4281 (LOOP_TREE, LOOP_PRE_HEADER, LOOP_ENTRY_EDGES, LOOP_EXIT_EDGES,
4282 LOOP_EDGES, LOOP_ALL): Removed.
4283 (flow_loop_scan): Declaration removed.
4284 (loop_exit_edge_p, mark_loop_exit_edges): Declare.
4285 * cfgloopmanip.c (create_loop_notes): Do not pass flags to
4287 * ifcvt.c (mark_loop_exit_edges): Moved to cfgloopanal.c.
4288 (if_convert): Call flow_loops_find and flow_loops_free
4289 when calling mark_loop_exit_edges.
4290 * cfgloopanal.c (mark_loop_exit_edges): Moved from
4291 ifcvt.c. Removed the flow_loops_find, flow_loops_free and
4292 free_dominance_info calls.
4293 * loop-init.c (flow_loops_find): Ditto.
4294 * passes.c (rest_of_handle_branch_prob): Ditto.
4295 * lambda-code.c (perfect_nestify): Do not call flow_loops_find.
4296 * loop-unroll.c (analyze_insns_in_loop): Do not use
4298 * predict.c (predict_loops): Do not call flow_loop_scan.
4299 Use get_loop_exit_edges.
4300 (tree_estimate_probability): Do not pass flags to flow_loops_find.
4301 * tree-if-conv.c (bb_with_exit_edge_p): Take loop as argument.
4302 Do not use EDGE_LOOP_EXIT.
4303 (tree_if_convert_cond_expr, if_convertible_modify_expr_p): Pass loop
4304 to bb_with_exit_edge_p.
4305 (if_convertible_loop_p): Do not call flow_loop_scan. Use
4306 loop->single_exit. Do not use EDGE_LOOP_EXIT. Pass loop
4307 to bb_with_exit_edge_p.
4308 (combine_blocks): Pass loop to bb_with_exit_edge_p. Do not use
4310 * tree-loop-linear.c (linear_transform_loops): Do not call
4311 flow_loop_scan. Use loop->single_exit.
4312 * tree-vect-analyze.c (vect_analyze_operations): Use loop->single_exit.
4313 (vect_analyze_loop_form): Do not call flow_loop_scan.
4314 * tree-vect-transform.c (vect_update_ivs_after_vectorizer): Use
4316 (vect_do_peeling_for_loop_bound): Use loop_preheader_edge and
4318 * tree-vectorizer.c (slpeel_update_phis_for_duplicate_loop,
4319 slpeel_make_loop_iterate_ntimes, slpeel_can_duplicate_loop_p,
4320 slpeel_tree_duplicate_loop_to_edge_cfg,
4321 slpeel_verify_cfg_after_peeling, slpeel_tree_peel_loop_to_edge):
4322 Use loop_preheader_edge and loop->single_exit. Do not call
4325 2005-03-01 Nick Clifton <nickc@redhat.com>
4327 * config/arm/arm.c (thumb_find_work_register): Check all of the
4328 argument registers to see if they are free, and a couple of
4329 special cases where the last argument register but can be proved
4330 to be available during the function's prologue.
4331 (print_multi_reg, arm_compute_save_reg0_reg12_mask,
4332 output_return_instruction, emit_multi_reg_push, thumb_pushpop,
4333 thumb_unexpanded_epilogue): Use unsigned long as the type for the
4335 (thumb_compute_save_reg_mask): Likewise. Also use
4336 thumb_find_work_register() to ensure that there is agreement about
4337 which work register is going to be used in the prologue.
4338 (thumb_output_function_prologue): Use unsigned long as the type
4339 for the register bit-mask. Also delay pushing the link register if
4340 other high registers are going to be pushed.
4341 (thumb_compute_save_reg_mask, emit_multi_reg_push,
4342 print_multi-reg, number_of_first_bit_set, thumb_pushpop): Remove
4343 redundant prototypes.
4345 2005-02-28 John David Anglin <dave.anglin#nrc-cnrc.gc.ca>
4348 * pa.h (GO_IF_LEGITIMATE_ADDRESS): Allow allow hard registers during
4349 and after reload in REG+REG indexed addresses without REG_POINTER
4350 set in the base and not set in the index.
4352 2005-02-28 Kaz Kojima <kkojima@gcc.gnu.org>
4354 * config/sh/linux.h (MD_EXEC_PREFIX, MD_STARTFILE_PREFIX):
4355 Don't undefine here.
4356 (HANDLE_PRAGMA_PACK_PUSH_POP): Delete.
4357 (NO_IMPLICIT_EXTERN_C, CPLUSPLUS_CPP_SPEC): Likewise.
4358 (TARGET_OS_CPP_BUILTINS): Use LINUX_TARGET_OS_CPP_BUILTINS.
4359 (LIB_SPEC, LINK_EH_SPEC, STARTFILE_SPEC, ENDFILE_SPEC,
4360 LINK_GCC_C_SEQUENCE_SPEC, USE_LD_AS_NEEDED, TARGET_C99_FUNCTIONS):
4362 * config.gcc (sh*-*-linux*): Use config/linux.h.
4364 2005-02-28 Dale Johannesen <dalej@apple.com>
4365 Stan Shebs <shebs@apple.com>
4367 Rewrite of 64-bit Darwin structure-by-value pass/return.
4368 * config/rs6000/rs6000.h (CUMULATIVE_ARGS): New fields
4369 intoffset, use_stack, named.
4370 * config/rs6000/rs6000.c (rs6000_darwin64_function_arg): Remove.
4371 (rs6000_darwin64_record_arg_advance_flush): New.
4372 (rs6000_darwin64_record_arg_advance_recurse): New.
4373 (rs6000_darwin64_record_arg_flush): New.
4374 (rs6000_darwin64_record_arg_recurse): New.
4375 (rs6000_darwin64_record_arg): New.
4376 (rs6000_return_in_memory): Remove AGGREGATE_TYPE_P check.
4377 (function_arg_boundary): Handle 128-bit aligned structs.
4378 (function_arg_advance): Rewrite darwin64 struct handling.
4379 (function_arg): Call rs6000_darwin64_record_arg.
4380 (function_arg_partial_nregs): Handle darwin64 structs.
4381 (rs6000_darwin64_function_value): Remove.
4382 (rs6000_function_value): Call rs6000_darwin64_record_arg.
4384 2005-02-28 Roger Sayle <roger@eyesopen.com>
4386 PR tree-optimization/20216
4387 * tree-chrec.c (tree_fold_factorial): Delete.
4388 (tree_fold_binomial): Change argument list to take a return type
4389 and change the type of K to unsigned int. Rewrite to avoid explicit
4390 evaluation of factorials, and (recursively) calling fold to perform
4391 compile-time arithmetic. Return NULL on (internal) overflow.
4392 (chrec_evaluate): Change type of K to an unsigned int. Avoid
4393 calling tree_fold_binomial unnecessarily. Return chrec_dont_know
4394 if any intermediate calculation overflows.
4395 (chrec_apply): Update call to chrec_evaluate.
4397 2005-02-28 James E Wilson <wilson@specifixinc.com>
4399 * config/mips/mips.h (NO_PROFILE_COUNTERS): Define.
4401 2005-02-28 Joseph S. Myers <joseph@codesourcery.com>
4404 * c-parser.c (c_parser_compound_statement): Return error_mark_node
4405 instead of NULL_TREE on error.
4407 2005-02-28 David Edelsohn <edelsohn@gnu.org>
4409 * config/rs6000/rs6000.c (EASY_VECTOR_15): Remove.
4410 (EASY_VECTOR_15_ADD_SELF): Remove.
4411 (num_insns_constant_wide): Not static.
4412 (validate_condition_mode): Not static.
4413 (toc_relative_expr_p): Not static.
4414 (legitimate_indirect_address_p): Not static.
4415 (macho_lo_sum_memory_operand): Not static.
4416 (invalid_e500_subreg): Not static.
4417 (easy_vector_same): Not static.
4418 (easy_vector_splat_const): Not static.
4419 (RS6000_SYMBOL_REF_TLS_P): Remove.
4420 (any_operand): Delete.
4421 (any_parallel_operand): Delete.
4422 (count_register_operand): Delete.
4423 (altivec_register_operand): Delete.
4424 (xer_operand): Delete.
4425 (s8bit_cint_operand): Delete.
4426 (short_cint_operand): Delete.
4427 (u_short_cint_operand): Delete.
4428 (non_short_cint_operand): Delete.
4429 (exact_log2_cint_operand): Delete.
4430 (gpc_reg_operand): Delete.
4431 (cc_reg_operand): Delete.
4432 (cc_reg_not_cr0_operand): Delete.
4433 (reg_or_short_operand): Delete.
4434 (reg_or_neg_short_operand): Delete.
4435 (reg_or_aligned_short_operand): Delete.
4436 (reg_or_u_short_operand): Delete.
4437 (reg_or_cint_operand): Delete.
4438 (reg_or_arith_cint_operand): Delete.
4439 (reg_or_add_cint64_operand): Delete.
4440 (reg_or_sub_cint64_operand): Delete.
4441 (reg_or_logical_cint_operand): Delete.
4442 (got_operand): Delete.
4443 (got_no_const_operand): Delete.
4444 (easy_fp_constant): Delete.
4445 (easy_vector_constant): Delete.
4446 (easy_vector_constant_add_self): Delete.
4447 (zero_constant): Delete.
4448 (zero_fp_constant): Delete.
4449 (volatile_mem_operand): Delete.
4450 (offsettable_mem_operand): Delete.
4451 (mem_or_easy_const_operand): Delete.
4452 (add_operand): Delete.
4453 (non_add_cint_operand): Delete.
4454 (logical_operand): Delete.
4455 (non_logical_cint_operand): Delete.
4456 (mask_operand): Delete.
4457 (mask_operand_wrap): Delete.
4458 (mask64_operand): Delete.
4459 (mask64_2_operand): Delete.
4460 (and64_operand): Delete.
4461 (and64_2_operand): Delete.
4462 (and_operand): Delete.
4463 (reg_or_mem_operand): Delete.
4464 (lwa_operand): Delete.
4465 (symbol_ref_operand): Delete.
4466 (call_operand): Delete.
4467 (current_file_function_operand): Delete.
4468 (input_operand): Delete.
4469 (rs6000_nonimmediate_operand): Delete.
4470 (rs6000_tls_symbol_ref): Delete.
4471 (save_world_operation): Delete.
4472 (restore_world_operation): Delete.
4473 (load_multiple_operation): Delete.
4474 (store_multiple_operation): Delete.
4475 (vrsave_operation): Delete.
4476 (mfcr_operation): Delete.
4477 (mtcrf_operation): Delete.
4478 (lmw_operation): Delete.
4479 (stmw_operation): Delete.
4480 (branch_comparison_operator): Delete.
4481 (branch_positive_comparison_operator): Delete.
4482 (scc_comparison_operator): Delete.
4483 (trap_comparison_operator): Delete.
4484 (boolean_operator): Delete.
4485 (boolean_or_operator): Delete.
4486 (min_max_operator): Delete.
4487 * config/rs6000/rs6000.h (RS6000_SYMBOL_REF_TLS_P): Move to here.
4488 (EASY_VECTOR_15): Moved to here.
4489 (EASY_VECTOR_15_ADD_SELF): Move to here.
4490 (PREDICATE_CODES): Delete.
4491 * config/rs6000/rs6000-protos.h: Delete predicate functions.
4492 Declare functions no longer static.
4493 * config/rs6000/predicates.md: New.
4494 * config/rs6000/rs6000.md: Include predicates.md
4496 2005-02-28 Kazu Hirata <kazu@cs.umass.edu>
4498 * calls.c (emit_call_1): Don't use REG_ALWAYS_RETURN.
4499 (emit_library_call_value_1): Don't use LCT_ALWAYS_RETURN and
4501 * cfgrtl.c (need_fake_edge_p): Likewise.
4502 * combine.c (distribute_notes): Likewise.
4503 * emit-rtl.c (try_split): Likewise.
4504 * recog.c (peephole2_opimize): Likewise.
4505 * reg-notes.def (ALWAYS_RETURN): Remove.
4506 * rtl.h (LCT_ALWAYS_RETURN): Remove.
4507 * tree-cfg.c (need_fake_edge_p): Don't use ECF_ALWAYS_RETURN.
4508 * tree.h (ECF_ALWAYS_RETURN): Remove.
4510 2005-02-28 Roger Sayle <roger@eyesopen.com>
4513 * tree-ssa.c (tree_ssa_useless_type_conversion_1): A conversion
4514 between different machine modes is never a "useless" conversion.
4516 2005-02-28 Geert Bosch <bosch@gnat.com>
4519 * doc/contrib.texi: List contributors for Ada front end
4521 2005-02-28 Paolo Bonzini <bonzini@gnu.org>
4523 * simplify-rtx.c (simplify_unary_operation_1,
4524 simplify_const_unary_operation): New, extracted from...
4525 (simplify_unary_operation): ... this one.
4526 (simplify_binary_operation_1,
4527 simplify_const_binary_operation): New, extracted from...
4528 (simplify_binary_operation): ... this one.
4529 * rtl.h (simplify_const_unary_operation,
4530 simplify_const_binary_operation): Add prototypes.
4532 2005-02-28 Julian Brown <julian@codesourcery.com>
4534 * config/elfos.h: Revert my patch from 2005-02-25 since it broke
4535 building libjava and caused PR regression/20228.
4537 2005-02-28 Paolo Bonzini <bonzini@gnu.org>
4540 * Makefile.in (host_subdir): New.
4541 (build_objdir): New. Replace ../$(build_subdir) with it throughout.
4542 * configure: Regenerate.
4544 2005-02-27 Zack Weinberg <zack@codesourcery.com>
4546 * config/alpha/t-osf4, config/arm/t-netbsd, config/ia64/t-hpux
4547 * config/pa/t-hpux-shlib (SHLIB_INSTALL): Create the
4548 installation directory first.
4550 2005-02-28 Hans-Peter Nilsson <hp@axis.com>
4553 * config/cris/cris.h (EXTRA_CONSTRAINT_Q): Accept only (mem (reg)),
4554 not including (reg). Do not check for reg being CRIS_PC_REGNUM.
4555 (EXTRA_MEMORY_CONSTRAINT): Define as 'Q'.
4556 * config/cris/cris.md: Tweak comments referring to Q.
4557 ("cmpsi", "cmphi", "cmpqi", "*movsi_internal", "movhi")
4558 ("movstricthi", "movqi", "movstrictqi", "movsf", "addsi3")
4559 ("addhi3", "addqi3", "subsi3", "subhi3", "subqi3")
4560 ("*expanded_andsi", "*expanded_andhi", "*andhi_lowpart", "andqi3")
4561 ("*andqi_lowpart", "iorsi3", "iorhi3", "iorqi3", "uminsi3"):
4562 Insert spaces in constraints to align alternatives vertically for
4564 ("cmphi"): Ditto. Add separate alternative for operand 0 "r",
4567 2005-02-27 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4569 PR rtl-optimization/17728
4570 * pa.md (mulsi3, divsi3, udivsi3, modsi3): Change predicate for
4571 operand 0 from general_operand to move_dest_operand.
4573 2005-02-26 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4575 * pa/elf.h, pa/som.h (ASM_OUTPUT_EXTERNAL): Use assemble_name_raw
4576 instead of trying to save and restore TREE_SYMBOL_REFERENCED.
4577 * pa/pa64-hpux.h (ASM_OUTPUT_TYPE_DIRECTIVE): Define.
4578 (ASM_OUTPUT_EXTERNAL): Don't save and restore TREE_SYMBOL_REFERENCED.
4580 2005-02-26 Nathanael Nerode <neroden@gcc.gnu.org>
4582 * configure.ac: Rename cc_for_cross_gnattools to host_cc_for_libada.
4583 * configure: Regenerate.
4584 * libada-mk.in: Remove CC; rename
4585 cc_for_cross_gnattools / cc_set_by_configure to host_cc_for_libada.
4587 2005-02-26 Andrew Pinski <pinskia@physics.uc.edu>
4590 * tree-ssa-alias.c (count_uses_and_derefs): If we have TREE_LIST
4591 for the lhs, also walk over the tree. Likewise for rhs.
4593 2005-02-26 Zdenek Dvorak <dvorakz@suse.cz>
4595 * tree-ssa-dom.c (simple_iv_increment_p): New function.
4596 (simplify_rhs_and_lookup_avail_expr, eliminate_redundant_computations):
4597 Do not propagate value of iv before increment over the increment.
4599 2005-02-25 Joseph S. Myers <joseph@codesourcery.com>
4601 * c-parser.c: New file.
4602 * c-parse.in: Remove.
4603 * Makefile.in (c-parse.o-warn, c-parse.o, c-parse.c, c-parse.y):
4605 (c-parser.o): Add dependencies.
4606 (C_AND_OBJC_OBJC, C_OBJS, gcc.srcextra, GTFILES, distclean,
4607 maintainer-clean, TAGS): Update.
4608 * c-config-lang.in (gtfiles): Update.
4609 * gengtype-lex.l: Don't handle "@@".
4610 * stub-objc.c (objc_get_class_ivars, objc_build_throw_stmt,
4611 objc_build_synchronized, objc_begin_try_stmt,
4612 objc_begin_catch_clause, objc_finish_catch_clause,
4613 objc_build_finally_clause, objc_finish_try_stmt): New.
4614 * c-tree.h (struct c_declspecs): Add declspecs_seen_p and
4616 (c_parse_init): Update comment.
4617 * c-decl.c (c_init_decl_processing): Update comment.
4618 (build_null_declspecs, declspecs_add_qual, declspecs_add_type,
4619 declspecs_add_scspec, declspecs_add_attrs): Initialize and update
4620 new c_declspecs members.
4622 2005-02-25 Julian Brown <julian@codesourcery.com>
4624 * config/elfos.h (MAKE_DECL_ONE_ONLY): Redefined to stop DECL_WEAK
4625 from being used for symbols with vague linkage when
4626 HAVE_GAS_COMDAT_GROUP is true.
4628 2005-02-25 Mark Mitchell <mark@codesourcery.com>
4630 * doc/include/gcc-common.texi (version-GCC): Update to 4.1.
4632 2005-02-25 Steve Ellcey <sje@cup.hp.com>
4635 * doc/tm.texi (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Document.
4636 (LIBGCC2_HAS_DF_MODE): New.
4637 (LIBGCC2_HAS_XF_MODE): New.
4638 (LIBGCC2_HAS_TF_MODE): New.
4639 * libgcc2.h (LIBGCC2_HAS_XF_MODE): New name for HAVE_XFMODE.
4640 (LIBGCC2_HAS_TF_MODE): New name for HAVE_TFMODE.
4641 * libgcc2.c (LIBGCC2_HAS_XF_MODE): New name for HAVE_XFMODE.
4642 (LIBGCC2_HAS_TF_MODE): New name for HAVE_TFMODE.
4643 (LIBGCC2_HAS_DF_MODE): New name for HAVE_DFMODE.
4644 * config/ia64/t-ia64 (LIB1ASMFUNCS): Remove __compat
4645 and add _fixtfdi, _fixunstfdi, _floatditf
4646 * lib1funcs.asm: Remove L__compat. Add L_fixtfdi,
4647 L_fixunstfdi, L_floatditf.
4648 * config/ia64/hpux.h (LIBGCC2_HAS_XF_MODE): Define.
4649 (LIBGCC2_HAS_TF_MODE): Define.
4651 2005-02-25 Diego Novillo <dnovillo@redhat.com>
4653 PR tree-optimization/20204
4654 * tree-into-ssa.c (insert_phi_nodes_for): Do not use
4655 REWRITE_THIS_STMT markers on PHI nodes.
4656 (rewrite_initialize_block): Likewise.
4658 2005-02-25 Mark Mitchell <mark@codesourcery.com>
4660 * version.c (version_string): Update to 4.1.
4662 2005-02-25 Paolo Carlini <pcarlini@suse.de>
4664 * doc/extend.texi (5.24 Declaring Attributes of Functions)<noreturn>:
4665 Clarify that the alternative way doesn't work in GNU C++.
4667 2005-02-25 Zdenek Dvorak <dvorakz@suse.cz>
4669 PR tree-optimization/19937
4670 * tree-ssa-loop-ivopts.c (rewrite_use_compare): Cast the final value
4671 to the type of the induction variable.
4673 2005-02-25 Kaz Kojima <kkojima@gcc.gnu.org>
4675 PR rtl-optimization/20117
4676 * bb-reorder.c (duplicate_computed_gotos): Don't duplicate
4677 the block including noncopyable insn.
4679 2005-02-24 Kazu Hirata <kazu@cs.umass.edu>
4681 * cse.c (delete_trivially_dead_insns): Speed up by minimizing
4682 calls to find_reg_note.
4684 2005-02-24 Richard Henderson <rth@redhat.com>
4687 * tree-sra.c (instantiate_element): Copy TREE_THIS_VOLATILE from
4690 2005-02-24 Fariborz Jahanian <fjahanian@apple.com>
4692 * config/rs6000/rs6000.c (rs6000_legitimize_reload_address): Check for
4693 vector types if to use base reg for misaligned non-word ld/std.
4695 2005-02-24 Hans-Peter Nilsson <hp@axis.com>
4698 * config/cris/cris.c (cris_target_asm_function_prologue): Create
4699 dwarf2 label manually and put it after, not before the prologue.
4701 2005-02-24 David Edelsohn <edelsohn@gnu.org>
4704 * reload.c (operands_match_p): Only increment register number for
4705 SCALAR_INT_MODE_P modes in multiple hard registers.
4707 * config/rs6000/rs6000.md (trunctfdf2): Remove register constraints.
4710 2005-02-24 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
4712 * ChangeLog.5: Fix log message typo(s).
4713 * ChangeLog.7: Likewise.
4714 * ChangeLog.tree-ssa: Likewise.
4715 * cfgexpand.c: Fix comment typo(s).
4716 * conflict.c: Likewise.
4717 * defaults.h: Likewise.
4718 * dwarf2out.c: Likewise.
4720 * ggc-page.c: Likewise.
4721 * tree-eh.c: Likewise.
4722 * tree-ssa-dom.c: Likewise.
4724 2005-02-24 Jakub Jelinek <jakub@redhat.com>
4727 * mklibgcc.in: Pass -DSHARED when compiling all *_s${objext} objects.
4728 * config/rs6000/darwin-ldouble.c: Only use the .symver directives
4729 if SHARED is defined.
4732 * config/rs6000/rs6000.md (LTU, GTU sCC splitters): Add earlyclobber,
4733 allow splitting only if operands 0 and 3 don't overlap.
4735 2005-02-24 Richard Henderson <rth@redhat.com>
4738 * builtins.c (fold_builtin_complex_mul, fold_builtin_complex_div): New.
4739 (fold_builtin_1): Call them.
4740 * fold-const.c (fold_complex_mult_parts): Split out from ...
4741 (fold_complex_mult): ... here. Fix typo in both imaginary case.
4742 (fold_complex_div_parts, fold_complex_div): New.
4744 * tree.h (fold_complex_mult_parts, fold_complex_div_parts): Declare.
4746 2005-02-24 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
4748 * tree-ssa-ccp.c (visit_assignment): Verify that result of
4749 VIEW_CONVERT_EXPR is_gimple_min_invariant.
4751 * print-tree.c (print_node_brief): Print LABEL_DECL_UID.
4752 (print_node): Likewise.
4753 Print TYPE_SIZES_GIMPLIFIED.
4755 2005-02-24 Hans-Peter Nilsson <hp@axis.com>
4757 * config/cris/cris.md ("umulhisi3", "umulqihi3", "mulsi3")
4758 ("mulqihi3", "mulhisi3", "mulsidi3", "umulsidi3"): Mark input
4759 operands as commutative in constraints.
4761 2005-02-24 Diego Novillo <dnovillo@redhat.com>
4763 * tree-into-ssa.c: Re-organize internal functions.
4765 2005-02-24 Richard Henderson <rth@redhat.com>
4768 * c-opts.c (c_common_post_options): Set flag_complex_method to 2
4770 * common.opt (fcx-limited-range): New.
4771 * opts.c (set_fast_math_flags): Set flag_cx_limited_range.
4772 * toplev.c (flag_complex_method): Initialize to 1.
4773 (process_options): Set flag_complex_method to 0 if
4774 flag_cx_limited_range.
4775 * doc/invoke.texi (-fcx-limited-range): New.
4777 2005-02-24 Kazu Hirata <kazu@cs.umass.edu>
4779 * cse.c (delete_trivially_dead_insns): Speed up by using
4780 NEXT_INSN and PREV_INSN directly instead of next_real_insn and
4783 2005-02-24 Andrea Tarani <andrea.tarani@gilbarco.com>
4785 * config/m68k/m68k.c (m68k_save_reg): Also save A5 for non-leaf
4786 functions when -mid-shared-library is being used.
4788 2005-02-23 Daniel Jacobowitz <dan@codesourcery.com>
4790 * doc/tm.texi (LINK_LIBGCC_SPECIAL): Remove.
4791 (LINK_LIBGCC_SPECIAL_1): Don't mention it.
4792 * gcc.c: Don't check for LINK_LIBGCC_SPECIAL.
4793 * system.h: Poison LINK_LIBGCC_SPECIAL.
4795 2005-02-23 James E Wilson <wilson@specifixinc.com>
4797 * gengtype.c (note_insn_name): Make 1 element larger.
4799 2005-02-23 Roger Sayle <roger@eyesopen.com>
4802 PR rtl-optimization/20097
4803 * simplify-rtx.c (simplify_relational_operation_1): Avoid creating
4804 BImode SUBREGs of SImode registers which confuse the ia64 backend.
4806 2005-02-23 David Edelsohn <edelsohn@gnu.org>
4808 * t-aix43 (SHLIB_INSTALL): Create directory for shared library.
4809 * t-aix52 (SHLIB_INSTALL): Same.
4811 2005-02-23 Kazu Hirata <kazu@cs.umass.edu>
4813 * genpreds.c: Update copyright.
4815 2005-02-23 Michael Beach <michaelb@ieee.org>
4818 * config/sparc/t-elf (startup files): Assemble with CPP.
4820 2005-02-23 Paolo Bonzini <bonzini@gnu.org>
4822 * genpreds.c (mark_mode_tests): Handle non-VOIDmode match_operands.
4823 (write_predicate_expr): Likewise.
4825 2005-02-22 Diego Novillo <dnovillo@redhat.com>
4827 PR tree-optimization/20100
4828 PR tree-optimization/20115
4829 * tree-optimize.c (init_tree_optimization_passes): Remove
4830 pass_maybe_create_global_var.
4831 * tree-pass.h (pass_maybe_create_global_var): Remove.
4832 * tree-ssa-alias.c (aliases_computed_p): Declare.
4833 (struct alias_info): Add field NUM_PURE_CONST_CALLS_FOUND.
4834 (count_calls_and_maybe_create_global_var): Remove.
4835 (pass_maybe_create_global_var): Remove.
4836 (init_alias_info): Do not declare aliases_computed_p.
4837 (maybe_create_global_var): If the function contains no
4838 call-clobbered variables and a mix of pure/const and regular
4839 function calls, create .GLOBAL_VAR.
4840 Mark all call-clobbered variables for renaming.
4841 (merge_pointed_to_info): Update comment.
4842 (add_pointed_to_var): Likewise.
4843 (is_escape_site): Likewise.
4844 Accept struct alias_info * instead of size_t *.
4846 Update AI->NUM_CALLS_FOUND and AI->NUM_PURE_CONST_CALLS_FOUND
4848 * tree-ssa-operands.c (get_call_expr_operands): If
4849 ALIASES_COMPUTED_P is false, do not add call-clobbering
4851 * tree-ssa.c (init_tree_ssa): Set ALIASES_COMPUTED_P to false.
4852 (delete_tree_ssa): Likewise.
4854 2005-02-22 James E Wilson <wilson@specifixinc.com>
4856 * toplev.c (backend_init): Don't call init_adjust_machine_modes here.
4857 (do_compile): Do call it here.
4859 2005-02-22 Kazu Hirata <kazu@cs.umass.edu>
4861 PR rtl-optimization/20017.
4862 * passes.c (rest_of_handle_combine, rest_of_handle_cse,
4863 rest_of_handle_cse2, rest_of_handle_gcse): Call
4864 delete_dead_jumptables immediately before calling cleanup_cfg.
4866 2005-02-22 Devang Patel <dpatel@apple.com>
4869 * tree-if-conv.c (process_phi_nodes): Use bsi_after_labels and skip
4872 2005-02-22 David Edelsohn <edelsohn@gnu.org>
4874 * config/rs6000/aix.h (WINT_TYPE): Define.
4876 2005-02-22 Stan Shebs <shebs@apple.com>
4878 * config/rs6000/rs6000.c (rs6000_override_options): Default to
4879 natural alignment for 64-bit Darwin.
4880 (rs6000_parse_alignment_option): Warn about uses of -malign-power
4882 * doc/invoke.texi: Document this.
4884 2005-02-22 DJ Delorie <dj@redhat.com>
4886 * c-common.c (c_common_type_for_mode): Pass the mode's precision
4887 to make_[un]signed_type, not the mode itself.
4889 2005-02-22 Kazu Hirata <kazu@cs.umass.edu>
4891 * cfg.c (cached_make_edge): Call make_edge if edge cache is
4892 not available. Use tail calls wherever possible.
4893 (make_edge): Call unchecked_make_edge to create an edge.
4895 * tree-outof-ssa.c (SSANORM_USE_COALESCE_LIST): Remove.
4896 (coalesce_ssa_name): Don't check for
4897 SSANORM_USE_COALESCE_LIST.
4898 (rewrite_out_of_ssa): Don't use SSANORM_USE_COALESCE_LIST.
4900 2005-02-22 Diego Novillo <dnovillo@redhat.com>
4902 * tree-into-ssa.c (rewrite_blocks): Move debug dumps from ...
4903 (rewrite_into_ssa): ... here.
4905 2005-02-21 Alexandre Oliva <aoliva@redhat.com>
4907 PR tree-optimization/19786
4908 * tree-ssa-alias.c (compute_flow_insensitive_aliasing): Add one
4909 tag to another's may-alias bitmap when adding to the other's list.
4911 2005-02-21 DJ Delorie <dj@redhat.com>
4913 * tree-ssa-loop-ivopts.c (computation_cost): Start register
4914 numbering at LAST_VIRTUAL_REGISTER+1 to avoid possibly using hard
4915 registers in unsupported ways.
4916 * expmed.c (init_expmed): Likewise.
4918 2005-02-21 Stan Cox <scox@redhat.com>
4920 * config/iq2000/iq2000.h (DWARF_FRAME_RETURN_COLUMN): Change to 31.
4922 2005-02-21 Kazu Hirata <kazu@cs.umass.edu>
4924 * tree-cfg.c (fold_cond_expr_cond): New.
4925 (make_edges): Call fold_cond_expr_cond.
4926 (find_taken_edge): Accept nothing but INTEGER_CST.
4927 (find_taken_edge_cond_expr): Reject INTEGER_CST other than 0
4929 (find_taken_edge_switch_expr): Remove a check for INTEGER_CST.
4931 * flow.c (delete_dead_jumptables): Speed up by scanning insns
4932 that do not belong to any basic block.
4934 2005-02-21 Jeff Law <law@redhat.com>
4936 * cfganal.c (find_unreachable_blocks): Manually CSE load of
4939 2005-02-21 Kazu Hirata <kazu@cs.umass.edu>
4941 * tree-outof-ssa.c (SSANORM_REMOVE_ALL_PHIS): Remove.
4942 (SSANORM_COALESCE_PARTITIONS, SSANORM_USE_COALESCE_LIST):
4943 Adjust their definitions.
4944 (remove_ssa_form): Don't check for SSANORM_REMOVE_ALL_PHIS.
4945 (rewrite_out_of_ssa): Don't use SSANORM_REMOVE_ALL_PHIS.
4947 * c-objc-common.h, c-pretty-print.c, cgraphunit.c, except.c,
4948 genautomata.c, langhooks.c, langhooks.h, system.h,
4949 config/arm/lib1funcs.asm: Update copyright.
4951 2005-02-21 Ulrich Weigand <uweigand@de.ibm.com>
4953 * dbxout.c (dbxout_function_end): Emit Lscope label always.
4955 2005-02-21 Richard Guenther <rguenth@gcc.gnu.org>
4958 * doc/install.texi: Document --with-gc.
4960 2005-02-21 Paolo Bonzini <bonzini@gnu.org>
4962 * simplify-rtx.c (simplify_unary_operation): Add a missing
4965 2005-02-21 Eric Botcazou <ebotcazou@libertysurf.fr>
4967 PR tree-optimization/18663
4968 * tree-ssa-dom.c (extract_range_from_cond): Return 0
4969 if the type has variable bounds.
4971 2005-02-20 Kazu Hirata <kazu@cs.umass.edu>
4973 * gcse.c: Remove an obsolete comment.
4975 * cse.c (init_cse_reg_info): Use xmalloc instead of xrealloc.
4977 2005-02-20 Hans-Peter Nilsson <hp@axis.com>
4979 * doc/extend.texi (Function Attributes) <Attribute const>: The
4980 attribute "pure" is below this text, not above.
4982 2005-02-20 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4984 * pa.c (pa_assemble_integer, get_plabel): Small cleanups.
4985 (pa_asm_output_mi_thunk): Use asm_output_insn instead of fprintf.
4986 * som.h (ASM_OUTPUT_EXTERNAL_LIBCALL): Small cleanup.
4988 2005-02-20 Zack Weinberg <zack@codesourcery.com>
4991 * langhooks.h (struct lang_hooks): Add to_target_charset.
4992 * langhooks.c (lhd_to_target_charset): New function.
4993 * langhooks-def.h: Declare lhd_to_target_charset.
4994 (LANG_HOOKS_TO_TARGET_CHARSET): New macro.
4995 (LANG_HOOKS_INITIALIZER): Update.
4996 * c-common.c (c_common_to_target_charset): New function.
4997 * c-common.h: Declare it.
4998 * c-objc-common.h (LANG_HOOKS_TO_TARGET_CHARSET): Set to
4999 c_common_to_target_charset.
5001 * defaults.c (TARGET_BELL, TARGET_BS, TARGET_CR, TARGET_DIGIT0)
5002 (TARGET_ESC, TARGET_FF, TARGET_NEWLINE, TARGET_TAB, TARGET_VT):
5004 * system.h: Poison them.
5005 * doc/tm.texi: Don't discuss them.
5006 * builtins.c (fold_builtin_isdigit): Use lang_hooks.to_target_charset.
5007 * c-pretty-print.c (pp_c_integer_constant): Don't use pp_c_char.
5008 (pp_c_char): Do not attempt to generate letter escapes for
5010 * config/arm/arm.c (output_ascii_pseudo_op): Likewise.
5011 * config/mips/mips.c (mips_output_ascii): Likewise.
5013 2005-02-20 Dorit Naishlos <dorit@il.ibm.com>
5015 PR tree-optimization/19951
5016 * tree-vect-analyze.c (vect_analyze_loop_form): Check if loop exit edge
5019 2005-02-19 Steven Bosscher <stevenb@suse.de>
5022 * function.h (struct function): New field `max_loop_depth'.
5023 * cfgloop.c (establish_preds): Update maximum loop depth seen so far.
5024 (flow_loops_find): Reset the max loop depth count before finding loops.
5025 * flow.c (MAX_LIVENESS_ROUNDS): New constant.
5026 (update_life_info_in_dirty_blocks): Remove 2002-05-28 workaround.
5027 (calculate_global_regs_live): Make sure the loop will terminate
5028 when the initial sets are not empty.
5030 2005-02-19 Zack Weinberg <zack@codesourcery.com>
5032 * mklibgcc.in: If libgcc_eh.a would be empty, put a dummy
5034 * config/ia64/hpux.h: Don't define LIBGCC_SPEC.
5036 2005-02-19 Richard Sandiford <rsandifo@redhat.com>
5039 * doc/invoke.texi: Remove documentation of %M spec.
5041 (init_spec): Remove %M suffix from -lgcc_s.
5042 (do_spec_1): Remove 'M' case.
5043 * mklibgcc.in: Remove SHLIB_MULTILIB handling. Expect SHLIB_LINK
5044 to put shared libraries in the multilib directory. Remove the
5045 shlib_so_soname substitution variable. Don't add a multilib encoding
5046 to shlib_base_name. Set shlib_slibdir_qual to the full pathname
5047 reported by -print-multi-os-directory. Pass @multilib_dir@ to
5048 SHLIB_INSTALL as well as SHLIB_LINK.
5049 * config/t-slibgcc-elf-ver (SHLIB_SONAME): Use @shlib_base_name@.
5050 (SHLIB_NAME): Delete.
5051 (SHLIB_DIR): New macro.
5052 (SHLIB_LINK): Put $(SHLIB_SONAME) and $(SHLIB_SOLINK) in $(SHLIB_DIR).
5053 (SHLIB_INSTALL): Adjust accordingly.
5054 * config/t-slibgcc-darwin: As for t-slibgcc-elf-ver.
5055 * config/t-slibgcc-sld: Likewise.
5056 * config/t-libunwind-elf (SHLIBUNWIND_NAME): Delete.
5057 (SHLIBUNWIND_SONAME): Use @shlib_base_name@.
5058 (SHLIBUNWIND_LINK): Put $(SHLIBUNWIND_SONAME) and $(SHLIB_SOLINK)
5060 (SHLIBUNWIND_INSTALL): Adjust accordingly.
5061 * config/i386/t-nwld (SHLIB_SONAME): Delete.
5062 (SHLIB_LINK, SHLIB_INSTALL): Use SHLIB_NAME instead of SHLIB_SONAME.
5063 Use @shlib_base_name@ instead of @shlib_so_name@.
5064 * config/ia64/t-hpux (SHLIB_LINK): Put @shlib_base_name@.so.0
5065 and @shlib_base_name@.so in @multilib_dir@.
5066 (SHLIB_INSTALL): Adjust accordingly. Add @shlib_slibdir_qual@
5067 to the install path.
5068 * config/mips/t-slibgcc-irix: As for t-slibgcc-elf-ver.
5069 (SHLIB_LINK): Remove previous workaround.
5070 * config/pa/t-hpux-shlib (SHLIB_DIR, SHLIB_SLIBDIR_QUAL): New macros.
5071 (SHLIB_LINK): Put $(SHLIB_SONAME) and $(SHLIB_NAME) in $(SHLIB_DIR).
5072 (SHLIB_INSTALL): Adjust accordingly. Add $(SHLIB_SLIBDIR_QUAL) to
5074 * config/rs6000/t-aix43 (SHLIB_LINK): Put @shlib_base_name@.a in
5075 @multilib_dir@. Use @multilib_dir@ to check for threading libraries.
5076 (SHLIB_INSTALL): Adjust accordingly.
5077 (SHLIB_LIBS): Use @multilib_dir@ to check for threading libraries.
5078 * config/rs6000/t-aix52: As for config/rs6000/t-aix43.
5079 * config/sh/t-linux (SHLIB_LINK, SHLIB_INSTALL): As for
5080 config/t-slibgcc-elf-ver.
5082 2005-02-19 Zdenek Dvorak <dvorakz@suse.cz>
5083 Jakub Jelinek <jakub@redhat.com>
5085 PR tree-optimization/19828
5086 * tree-ssa-loop-im.c: Add a TODO comment.
5087 (movement_possibility): Return MOVE_PRESERVE_EXECUTION for calls
5088 without side-effects.
5090 2005-02-18 James A. Morrison <phython@gcc.gnu.org>
5092 * tree-ssa-ccp.c (widen_bitfield): Pass type to build_int_cst and don't
5095 2005-02-18 James E. Wilson <wilson@specifixinc.com>
5097 * doc/invoke.texi (IA-64 Options): Delete -mb-step.
5098 * config/ia64/ia64.c (last_group, group_idx): Delete variables.
5099 (errata_find_address_regs, errata_emit_nops, fixup_errata): Delete
5101 (ia64_reorg): Delete fixup_errata call.
5102 * config/ia64/ia64.h (MASK_B_STEP, TARGET_B_STEP): Delete.
5103 (TARGET_SWITCHES): Delete -mb-step entry.
5105 2005-02-19 Jakub Jelinek <jakub@redhat.com>
5108 * c-typeck.c (composite_type): Handle quals in transparent unions.
5109 (type_lists_compatible_p): Likewise.
5111 2005-02-18 Stan Shebs <shebs@apple.com>
5113 * config/darwin.c (machopic_select_rtx_section): Don't put relocatable
5114 expressions in the .literal8 section.
5116 2005-02-18 Geoffrey Keating <geoffk@apple.com>
5118 * config/rs6000/darwin-tramp.asm: Remove stray 'APPLE LOCAL' marker.
5120 2005-02-18 Roger Sayle <roger@eyesopen.com>
5122 * fold-const.c (constant_boolean_node): Always create values of the
5123 specified type, don't bother calling truthvalue_conversion.
5125 2005-02-18 Joseph S. Myers <joseph@codesourcery.com>
5127 * except.c (output_function_exception_table): Call
5128 assemble_external_libcall (eh_personality_libfunc).
5130 2005-02-18 Joseph S. Myers <joseph@codesourcery.com>
5133 * config/ia64/ia64.h (struct machine_function): Add state_num.
5134 * config/ia64/ia64.c (process_epilogue,
5135 process_for_unwind_directive): Use new unwind state numbers each
5136 time rather than state 1.
5138 2005-02-18 Ulrich Weigand <uweigand@de.ibm.com>
5141 * config/s390/s390.md ("*llgt_sidi", "*llgt_sidi_split"): Move to
5142 before the "*llgt_didi" pattern.
5144 2005-02-18 Jason Merrill <jason@redhat.com>
5146 * gimplify.c (gimplify_modify_expr_rhs) [CALL_EXPR]: Revert again.
5148 2005-02-18 Richard Earnshaw <rearnsha@arm.com>
5150 * arm/lib1funcs.asm (FUNC_ALIAS): New macro.
5151 (div0): Use it in place of ARM_FUNC_ALIAS.
5152 (lshrdi3, ashrdi3, ashlrdi3): Likewise.
5154 2005-02-18 Andrew Pinski <pinskia@physics.uc.edu>
5157 * fold-const.c (fold_indirect_ref_1): Use the correct index for zero
5158 access, the lower bound of the array type if it exists.
5160 2005-02-18 Alexandre Oliva <aoliva@redhat.com>
5163 * stmt.c (expand_case): Don't assume cleanup_tree_cfg will remove
5164 cases that are out-of-range for the index type.
5166 2005-02-18 James A. Morrison <phython@gcc.gnu.org>
5168 * stmt.c (emit_case_bit_tests): Call fold_convert instead of convert.
5169 (estimate_case_costs): Don't call convert.
5170 * expmed.c (expand_shift): Likewise.
5171 (make_tree): Call fold_convert instead of convert.
5173 2005-02-18 Jakub Jelinek <jakub@redhat.com>
5176 * emit-rtl.c (set_mem_attributes_minus_bitpos): Add assertion
5177 that ref to be marked MEM_READONLY_P doesn't have base that needs
5180 2005-02-18 Joseph S. Myers <joseph@codesourcery.com>
5182 * genautomata.c (output_get_cpu_unit_code_func,
5183 output_cpu_unit_reservation_p): Don't generate old-style function
5186 2005-02-18 Jakub Jelinek <jakub@redhat.com>
5189 PR tree-optimization/20009
5190 * convert.c (convert_to_integer): Revert 2005-02-16 change.
5192 PR tree-optimization/18947
5193 * cgraphunit.c (cgraph_finalize_function): When redefining an extern
5194 inline, remove all nodes that are inlined into the extern inline
5197 2005-02-17 Kazu Hirata <kazu@cs.umass.edu>
5199 * bt-load.c, cfgloop.c, convert.c, dominance.c, global.c,
5200 loop-invariant.c, stmt.c, tree-ssa-forwprop.c,
5201 tree-ssa-live.c, tree-ssanames.c, tree-vn.c,
5202 config/host-linux.c, config/arm/fpa.md, config/avr/avr.h:
5205 2005-02-17 Roger Sayle <roger@eyesopen.com>
5207 PR tree-optimization/19917
5208 * tree-eh.c (tree_could_trap_p): Consider calls to weak functions
5209 to be potentially trapping.
5211 2005-02-17 Kazu Hirata <kazu@cs.umass.edu>
5213 * libgcc2.c, tree-vect-analyze.c: Fix comment typos.
5215 2005-02-17 Andreas Krebbel <krebbel1@de.ibm.com>
5217 * builtins.c (expand_builtin_return_addr): Remove tem parameter.
5218 tem becomes a local variable which is set to the value of the
5219 back end defined INITIAL_FRAME_ADDRESS macro.
5220 (expand_builtin_frame_address): Omit the base parameter to
5221 expand_builtin_return_addr.
5222 (expand_builtin_profile_func): Likewise.
5223 * config/s390/s390.h (INITIAL_FRAME_ADDRESS_RTX): Define new macro.
5224 (DYNAMIC_CHAIN_ADDRESS): Remove the case for the initial frame.
5225 * doc/tm.texi: Documentation for INITIAL_FRAME_ADDRESS_RTX added.
5227 2005-02-17 Jakub Jelinek <jakub@redhat.com>
5229 * config/s390/s390.c (s390_alloc_pool, s390_free_pool,
5230 s390_chunkify_start): Use BITMAP_ALLOC and BITMAP_FREE.
5231 * config/frv/frv.c (frv_function_epilogue): Likewise.
5233 2005-02-17 Daniel Berlin <dberlin@dberlin.org>
5235 * lambda-code (perfect_nestify): Remove mark/unmark
5237 * tree-loop-linear.c (linear_transform_loops): Add
5238 rewrite_into_ssa call so that ssa is correct for
5239 rewriting into loop closed.
5241 2005-02-17 Nathan Sidwell <nathan@codesourcery.com>
5243 * bitmap.h (BITMAP_XMALLOC, BITMAP_XFREE): Remove.
5244 * bb-reorder.c (duplicate_computed_gotos): Use BITMAP_ALLOC and
5246 * bt-load.c (btr_def_live_range, combine_btr_defs,
5247 migrate_btr_def, migrate_btr_defs): Likewise.
5248 * cfgcleanup.c (thread_jump): Likewise.
5249 * cfgloop.c (get_loop_body_in_bfs_order): Likewise.
5250 * df.c (df_insn_table_realloc, df_bitmaps_alloc, df_bitmaps_free,
5251 df_alloc, df_free, df_du_chain_create, df_bb_rd_local_compute,
5252 df_rd_local_compute, df_reg_info_compute): Likewise.
5253 * dominance.c (init_dom_info, free_dom_info): Likewise.
5254 * flow.c (init_propagate_block_info,
5255 free_propagate_block_info): Likewise.
5256 * gcse.c (alloc_gcse_mem, free_gcse_mem): Likewise.
5257 * global.c (allocate_bb_info, free_bb_info, calculate_reg_pav,
5258 modify_reg_pav): Likewise.
5259 * loop-invariant.c (find_defs, find_invariant_insn,
5260 find_invariants, free_inv_motion_data): Likewise.
5261 * predict.c (tree_predict_by_opcode,
5262 estimate_bb_frequencies): Likewise.
5263 * stmt.c (expand_case): Likewise.
5264 * tree-cfg.c (tree_duplicate_sese_region): Likewise.
5265 * tree-dfa.c (mark_new_vars_to_rename): Likewise.
5266 * tree-if-conv.c (get_loop_body_in_if_conv_order): Likewise.
5267 * tree-into-ssa.c (insert_phi_nodes_for, def_blocks_free,
5268 get_def_blocks_for, mark_def_site_blocks, rewrite_into_ssa,
5269 rewrite_ssa_into_ssa): Likewise.
5270 * tree-optimize.c (tree_rest_of_compilation): Likewise.
5271 * tree-outof-ssa.c (new_temp_expr_table, free_temp_expr_table,
5272 analyze_edges_for_bb, perform_edge_inserts): Likewise.
5273 * tree-scalar-evolution.c (scev_initialize, scev_finalize): Likewise.
5274 * tree-sra.c (tree_sra): Likewise.
5275 * tree-ssa-alias.c (init_alias_info, delete_alias_info): Likewise.
5276 * tree-ssa-ccp.c (ccp_fold_builtin): Likewise.
5277 * tree-ssa-dce.c (tree_dce_init, tree_dce_done): Likewise.
5278 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Likewise.
5279 * tree-ssa-dse.c (tree_ssa_dse): Likewise.
5280 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_var):
5282 * tree-ssa-live.c (new_tree_live_info, delete_tree_live_info,
5283 calculate_live_on_entry, calculate_live_on_exit,
5284 build_tree_conflict_graph): Likewise.
5285 * tree-ssa-loop-ivopts.c (tree_ssa_iv_optimize_init, record_use,
5286 record_important_candidates, set_use_iv_cost, find_depends,
5287 determine_use_iv_costs, iv_ca_new, iv_ca_free, free_loop_data,
5288 tree_ssa_iv_optimize_finalize): Likewise.
5289 * tree-ssa-loop-manip.c (add_exit_phis_var, get_loops_exit,
5290 find_uses_to_rename_use, rewrite_into_loop_closed_ssa,
5291 tree_duplicate_loop_to_header_edge): Likewise.
5292 * tree-ssa-pre.c (init_pre, fini_pre): Likewise.
5293 * tree-ssa.c (verify_flow_insensitive_alias_info,
5294 verify_name_tags, verify_ssa, init_tree_ssa,
5295 delete_tree_ssa): Likewise.
5296 * tree-ssanames.c (marked_ssa_names, init_ssanames,
5297 fini_ssanames): Likewise.
5298 * tree-vectorizer.c (slpeel_tree_peel_loop_to_edge): Likewise.
5300 2005-02-17 Ralf Corsepius <ralf.corsepius@rtems.org>
5302 * config/rs6000/t-rtems: Completely reworked.
5304 2005-02-17 Ira Rosen <irar@il.ibm.com>
5306 * tree-data-ref.c (array_base_name_differ_p): Remove gcc_assert.
5308 2005-02-17 Ira Rosen <irar@il.ibm.com>
5310 * tree-vect-analyze.c (vect_analyze_pointer_ref_access): Use
5311 POINTER_TYPE_P when checking that type is a pointer.
5312 (vect_get_memtag): Remove.
5313 (vect_address_analysis): Use POINTER_TYPE_P. Call
5314 vect_object_analysis with dummy parameter for memtag.
5315 (vect_object_analysis): Extract memtag (functionality that
5316 used to be in vect_get_memtag and moved here). Fix printings.
5317 (vect_analyze_data_refs): Fix comment. Call vect_object_analysis
5318 with correct parameters. Remove call to vect_get_memtag.
5320 2005-02-17 Dorit Naishlos <dorit@il.ibm.com>
5322 * Makefile.in (tree-vect-analyze.o, tree-vect-transform.o): New.
5323 (tree-vectorizer.o): Added missing dependencies.
5325 * tree-vectorizer.h (vect_dump, vect_verbosity_level): Added extern
5327 (slpeel_tree_peel_loop_to_edge): Function externalized (had a static
5328 declaration in tree-vectorizer.c, now has an extern declaration in
5330 (slpeel_make_loop_iterate_ntimes, slpeel_can_duplicate_loop_p,
5331 slpeel_verify_cfg_after_peeling, vect_strip_conversion,
5332 get_vectype_for_scalar_type, vect_is_simple_use,
5333 vect_is_simple_iv_evolution, vect_can_force_dr_alignment_p,
5334 vect_supportable_dr_alignment, new_loop_vec_info, destroy_loop_vec_info,
5335 new_stmt_vec_info, vect_analyze_loop, vectorizable_load,
5336 vectorizable_store, vectorizable_operation, vectorizable_assignment,
5337 vect_transform_loop, vect_print_dump_info, vect_set_verbosity_level,
5338 find_loop_location): Likewise.
5340 * tree-vectorizer.c (langhooks.h): #include removed.
5341 (slpeel_tree_peel_loop_to_edge): Function externalized. Declaration
5342 moved to tree-vectorized.h.
5343 (slpeel_make_loop_iterate_ntimes, slpeel_can_duplicate_loop_p,
5344 slpeel_verify_cfg_after_peeling, vect_strip_conversion,
5345 get_vectype_for_scalar_type, vect_is_simple_use,
5346 vect_is_simple_iv_evolution, vect_can_force_dr_alignment_p,
5347 vect_supportable_dr_alignment, new_loop_vec_info,
5348 destroy_loop_vec_info, new_stmt_vec_info, vect_print_dump_info,
5349 vect_set_verbosity_level, find_loop_location): Likewise.
5351 (vect_analyze_loop): Function externalized. Declaration moved to
5352 tree-vectorized.h. Function definition moved to tree-vect-analyze.c.
5353 (vect_analyze_loop_form): Moved to tree-vect-analyze.c.
5354 (vect_mark_stmts_to_be_vectorized, vect_analyze_scalar_cycles,
5355 vect_analyze_data_ref_accesses, vect_analyze_data_ref_dependences,
5356 vect_analyze_data_refs_alignment, vect_compute_data_refs_alignment,
5357 vect_enhance_data_refs_alignment, vect_analyze_operations,
5358 exist_non_indexing_operands_for_use_p, vect_mark_relevant,
5359 vect_stmt_relevant_p, vect_get_loop_niters,
5360 vect_analyze_data_ref_dependence, vect_compute_data_ref_alignment,
5361 vect_analyze_data_ref_access, vect_analyze_pointer_ref_access,
5362 vect_can_advance_ivs_p, vect_get_ptr_offset, vect_analyze_offset_expr,
5363 vect_base_addr_differ_p, vect_object_analysis, vect_address_analysis,
5364 vect_get_memtag): Likewise.
5366 (vectorizable_load): Function externalized. Declaration moved to
5367 tree-vectorized.h. Function definition moved to tree-vect-transform.c.
5368 (vectorizable_store, vectorizable_operation, vectorizable_assignment,
5369 vect_transform_loop): Likewise.
5370 (vect_transform_stmt): Moved to tree-vect-transform.c.
5371 (vect_align_data_ref, vect_create_destination_var,
5372 vect_create_data_ref_ptr, vect_create_index_for_vector_ref,
5373 vect_create_addr_base_for_vector_ref, vect_get_new_vect_var,
5374 vect_get_vec_def_for_operand, vect_init_vector,
5375 vect_finish_stmt_generation, vect_generate_tmps_on_preheader,
5376 vect_build_loop_niters, vect_update_ivs_after_vectorizer,
5377 vect_gen_niters_for_prolog_loop, vect_update_inits_of_dr,
5378 vect_update_inits_of_drs, vect_do_peeling_for_alignment,
5379 vect_do_peeling_for_loop_bound): Likewise.
5381 * tree-vect-analyze.c: New file.
5382 * tree-vect-transform.c: New file.
5384 2005-02-17 Jason Merrill <jason@redhat.com>
5386 PR mudflap/19319, c++/19317
5387 * gimplify.c (gimplify_modify_expr_rhs) [CALL_EXPR]: Make return
5390 2005-02-17 Gerald Pfeifer <gerald@pfeifer.com>
5392 * doc/install.texi (Specific): Update link for Darwin-specific
5395 2005-02-16 James A. Morrison <phython@gcc.gnu.org>
5397 * fold-const.c (invert_truthvalue): <INTEGER_CST>: Call
5398 constant_boolean_node.
5400 2005-02-16 David Edelsohn <edelsohn@gnu.org>
5403 * config/rs6000/t-aix43 (SHLIB_MAPFILES): Add libgcc-ppc64.ver.
5404 * config/rs6000/t-aix52 (SHLIB_MAPFILES): Same.
5406 2005-02-16 Richard Henderson <rth@redhat.com>
5409 * libgcc2.c (WORD_SIZE): Remove all definitions; replace uses
5411 (HIGH_WORD_COEFF, HIGH_HALFWORD_COEFF): Remove all definitions;
5412 replace uses with Wtype_MAXp1_F.
5413 (L_fixunstfdi, L_fixtfdi, L_floatditf, L_fixunsxfdi, L_fixxfdi,
5414 L_floatdixf, L_fixunsxfsi, L_fixunsdfdi, L_floatdidf, L_fixunsdfsi,
5415 L_powidf2, L_powixf2, L_powitf2, L_muldc3, L_divdc3, L_mulxc3,
5416 L_divxc3, L_multc3, L_divtc3): Protect with HAVE_DFMODE, HAVE_XFMODE,
5417 and HAVE_TFMODE as appropriate.
5418 (__fixunssfDI): Provide an implementation that doesn't need DFmode.
5419 (__floatdisf): Likewise.
5420 * libgcc2.h (LIBGCC2_DOUBLE_TYPE_SIZE): New.
5421 (HAVE_DFMODE, HAVE_XFMODE, HAVE_TFMODE): New.
5422 (Wtype_MAXp1_F): New.
5423 (DFtype, DCtype, __fixdfdi, __floatdidf, __fixunsdfSI, __fixunsdfDI,
5424 __powidf2, __divdc3, __muldc3): Protect with HAVE_DFMODE.
5426 2005-02-16 Richard Earnshaw <rearnsha@arm.com>
5429 * arm.c (arm_apply_result_size): New function.
5430 * arm.h (APPLY_RESULT_SIZE): Define.
5431 * arm-protos.h (arm_apply_result_size): Add prototype.
5432 * arm.md (RO_REGNUM, FPA_F0_REGNUM, FPA_F7_REGNUM): New constants.
5433 (movxf): New expand.
5434 (ldmsi_postinc4_thumb, stmsi_postinc4_thumb): New patterns for Thumb.
5435 (call_value_symbol): Remove predicate for operand 0.
5436 (call_value_insn, sibcall_value, sibcall_value_insn): Likewise.
5437 (untyped_call): Rework to correclty return values for any type.
5438 (untyped_return): New expand.
5439 * fpa.md (movxf_fpa): Simplify and use sfm/lfm when appropriate.
5441 2005-02-16 Stan Shebs <shebs@apple.com>
5443 * config.gcc (powerpc-*-darwin*): Use fragment for Darwin 8 or later.
5444 * config/rs6000/t-darwin8: New, for 64-bit multilib.
5446 2005-02-16 Eric Botcazou <ebotcazou@libertysurf.fr>
5448 * doc/install.texi (sparc-sun-solaris2*): Document required GMP
5449 configure settings on Solaris 7 and later.
5451 2005-02-16 Diego Novillo <dnovillo@redhat.com>
5453 PR tree-optimization/19865
5454 * tree-optimize.c (init_tree_optimization_passes): Run
5455 pass_may_alias after pass_sra.
5457 2005-02-16 Richard Henderson <rth@redhat.com>
5458 Stuart Hastings <stuart@apple.com>
5461 * dbxout.c (dbxout_function_end): Take decl parameter; update callers.
5462 Do nothing if debug info suppressed for this function.
5463 (dbxout_begin_function): Early exit if debug info suppressed for
5466 2005-02-16 Kazu Hirata <kazu@cs.umass.edu>
5469 * config/ip2k/ip2k.c (ip2k_reorg): Adjust calls to
5471 * config/sh/sh.c (sh_output_mi_thunk): Likewise.
5473 PR tree-optimization/19967
5474 * builtins.c (expand_builtin_strstr, expand_builtin_strpbrk,
5475 expand_builtin_strchr, expand_builtin_strrchr): Take a new
5476 argument TYPE. Adjust calls to fold_builtin_XXX.
5477 (expand_builtin, fold_builtin_1): Adjust calls to
5479 (fold_builtin_strchr, fold_builtin_strpbrk,
5480 fold_builtin_strstr, fold_builtin_strrchr): Convert the folded
5481 result to a requested type TYPE.
5483 2005-02-16 Jakub Jelinek <jakub@redhat.com>
5486 * fold-const.c (fold): Don't optimize (T)(x & cst) to
5487 (T)x & (T)cst if (T)cst overflows.
5488 * convert.c (convert_to_integer) <case POINTER_TYPE>: Pass
5489 TYPE_UNSIGNED (type) as type_for_size's UNSIGNEDP argument.
5491 2005-02-15 Jeff Law <law@redhat.com>
5493 * gcse.c (blocks_with_calls): New bitmap.
5494 (alloc_gcse_mem): Allocate it.
5495 (free_gcse_mem): Free it.
5496 (clear_modifY_mem_tables): Clear it.
5497 (record_last_mem_set_info): Set the proper bit in BLOCK_WITH_CALLS
5498 when we encounter CALL_INSNs.
5499 (compute_transp, case MEM): Handle blocks with calls separate
5500 from blocks without calls. Use bitmap iterators rather than
5503 2005-02-15 Peter O'Gorman <peter@pogma.com>
5506 * mklibgcc.in (vis_hide): Use a temporary object file, not
5509 2005-02-15 Andy Hutchinson <HutchinsonAndy@netscape.net>
5512 * config/avr/avr.h (MODES_TIEABLE_P): Define to 1 to allow subreg
5513 access optimization.
5515 2005-02-15 David Edelsohn <edelsohn@gnu.org>
5516 Alan Modra <amodra@bigpond.net.au>
5519 * config/rs6000/darwin-ldouble.c (_xlqadd): Rename to __gcc_qadd.
5520 (_xlqsub): Rename to __gcc_qsub.
5521 (_xlqmul): Rename to __gcc_qmul.
5522 (_xlqdiv): Rename to __gcc_qdiv.
5523 Provide versioned symbol aliases with old names.
5524 * config/rs6000/libgcc-ppc64.ver: Rename symbols.
5525 * config/rs6000/rs6000.c (rs6000_init_libfuncs): Rename symbols.
5526 * config/rs6000/t-aix43 (LIB2FUNCS_EXTRA): New.
5527 * config/rs6000/t-aix52 (LIB2FUNCS_EXTRA): New.
5528 * config/rs6000/t-newas (LIB2FUNCS_EXTRA): New.
5530 2005-02-15 James A. Morrison <phython@gcc.gnu.org>
5532 * fold-const.c (fold): Fold -(~A) to A + 1. Fold ~(-A) to A - 1.
5533 Fold ~(A - 1) and ~(A + -1) to -A.
5535 2005-02-15 James A. Morrison <phython@gcc.gnu.org>
5539 * config/host-linux.c (linux_gt_pch_use_address): Copy from
5540 config/pa/pa-host.c:pa_gt_pch_use_address.
5542 2005-02-15 Daniel Berlin <dberlin@dberlin.org>
5544 * tree-vn.c (get_value_handle): Make sure that given an
5545 is_gimple_min_invariant expression, we always return it.
5547 2005-02-15 Kazu Hirata <kazu@cs.umass.edu>
5549 * passes.c (rest_of_handle_gcse): Fix a comment.
5551 2005-02-15 Jeff Law <law@redhat.com>
5553 * gcse.c (canon_modify_mem_set_list_set): Kill unnecessary
5555 (alloc_gcse_mem, free_gcse_mem): Corresponding changes.
5556 (canon_list_insert, record_last_mem_set_info): Similarly.
5557 (clear_modify_mem_tables): Similarly.
5559 2005-02-15 Kazu Hirata <kazu@cs.umass.edu>
5561 * bitmap.c, bitmap.h, lambda-code.c, tree-dfa.c, tree-dump.c,
5562 tree-dump.h, tree-ssa-loop-manip.c, value-prof.c,
5563 config/mips/mips.md, config/rs6000/aix.h,
5564 config/rs6000/beos.h, config/rs6000/sysv4.h: Update copyright.
5566 2005-02-15 Richard Henderson <rth@redhat.com>
5568 * bb-reorder.c (find_traces_1_round): Force fallthru edge from a
5569 call to be best_edge.
5571 2005-02-14 Kazu Hirata <kazu@cs.umass.edu>
5573 * basic-block.h: Adjust the prototype for find_basic_blocks.
5574 * cfgbuild.c (find_basic_blocks): Remove unused arguments.
5575 * passes.c (rest_of_handle_loop_optimize): Adjust the call to
5578 * flow.c (recompute_reg_usage): Remove all arguments.
5579 * passes.c (rest_of_compilation): Adjust the call to
5580 recompute_reg_usage.
5581 * rtl.h: Adjust the prototype for recompute_reg_usage.
5583 2005-02-14 Daniel Berlin <dberlin@dberlin.org>
5585 * tree-dump.c (dump_files): Update to reflect new member
5587 (dump_register): Add new argument.
5589 (dump_switch_p_1): Check against glob name if doglob was passed.
5590 (dump_switch_p): Check against regular first, then glob if
5591 we didn't have any hits on the dump name.
5592 * tree-optimize.c (register_one_dump_file):
5593 Pass in glob name as well.
5594 * tree-pass.h (struct dump_file_info): Add glob
5597 2005-02-14 Joseph S. Myers <joseph@codesourcery.com>
5599 PR preprocessor/16323
5600 * doc/invoke.texi: Document that -Wendif-labels is on by default.
5602 2005-02-14 David Edelsohn <edelsohn@gnu.org>
5605 * config/rs6000/rs6000.md (trunctfdf2): Change to define_expand.
5606 (trunctfdf2_internal1): New.
5607 (trunctfdf2_internal2): Renamed from trunctfdf2.
5609 2005-02-14 Diego Novillo <dnovillo@redhat.com>
5611 PR tree-optimization/19853
5612 * tree-dfa.c (add_referenced_var): Always examine DECL_INITIAL.
5614 2005-02-14 Kazu Hirata <kazu@cs.umass.edu>
5616 * passes.c (rest_of_handle_loop_optimize): Remove calls to
5617 delete_dead_jumptables and cleanup_cfg.
5619 2005-02-14 Ulrich Weigand <uweigand@de.ibm.com>
5621 * reload.c (find_reloads): Swap address_reloaded flags when
5622 swapping commutative operands.
5624 2005-02-14 Sebastian Pop <pop@cri.ensmp.fr>
5626 * lambda-code.c (lambda_loopnest_to_gcc_loopnest, perfect_nestify):
5627 Use standard_iv_increment_position for computing the bsi position
5629 * tree-ssa-loop-manip.c (create_iv): Add a comment on how to compute
5632 2005-02-13 Zdenek Dvorak <dvorakz@suse.cz>
5635 * cfgrtl.c (safe_insert_insn_on_edge): Avoid extending
5636 life range of hard registers.
5637 * value-prof.c (insn_prefetch_values_to_profile): Only
5640 * value-prof.c (rtl_find_values_to_profile): Do not look for values to
5641 profile in libcalls.
5643 2005-02-13 Nathan Sidwell <nathan@codesourcery.com>
5645 * bitmap.h (bitmap_and_compl_into): Return bool.
5646 * bitmap.c (bitmap_and_compl_into): Return changed flag.
5648 2005-02-13 James A. Morrison <phython@gcc.gnu.org>
5650 PR tree-optimization/19944
5651 * fold-const.c (fold): Re-add ABS_EXPR folding.
5653 2005-02-13 David Edelsohn <edelsohn@gnu.org>
5656 * config/rs6000/aix.h ({TARGET,MASK}_XL_CALL): Rename to
5657 {TARGET,MASK}_XL_COMPAT.
5658 (SUBTARGET_SWITCHES): Rename xl-call to xl-compat. Use
5660 * config/rs6000/beos.h ({TARGET,MASK}_XL_CALL): Remove.
5661 * config/rs6000/rs6000.c (function_arg): Change TARGET_XL_CALL to
5663 (rs6000_arg_partial_bytes): Same.
5664 (rs6000_generate_compare): Generate PARALLEL for compare if TFmode
5665 and XL compatibility enabled.
5666 * config/rs6000/rs6000.h (TARGET_XL_CALL): Rename to TARGET_XL_COMPAT.
5667 * config/rs6000/rs6000.md (cmptf_internal1): Add !TARGET_XL_COMPAT
5668 test to final condition.
5669 (cmptf_internal2): New.
5670 * doc/invoke.texi (RS/6000 Subtarget Options): Change xl-call to
5671 xl-compat. Add TFmode information to description.
5673 2005-02-13 Kazu Hirata <kazu@cs.umass.edu>
5675 * flags.h, read-rtl.c, tree-ssa-live.h: Update copyright.
5677 2005-02-13 Jason Merrill <jason@redhat.com>
5680 * fold-const.c (fold_indirect_ref_1): Split out from...
5681 (build_fold_indirect_ref): Here.
5682 (fold_indirect_ref): New fn.
5683 * tree.h: Declare it.
5684 * gimplify.c (gimplify_compound_lval): Call fold_indirect_ref.
5685 (gimplify_modify_expr_rhs): Likewise.
5686 (gimplify_expr): Likewise.
5688 2005-02-13 James A. Morrison <phython@gcc.gnu.org>
5690 PR tree-optimization/14303
5691 PR tree-optimization/15784
5692 * fold-const.c (fold): Fold ABS_EXPR<x> >= 0 to true, when possible.
5693 Fold ABS_EXPR<x> < 0 to false. Fold ABS_EXPR<x> == 0 to x == 0 and
5694 ABS_EXPR<x> != 0 to x != 0.
5696 2005-02-12 Kazu Hirata <kazu@cs.umass.edu>
5698 * c-tree.h, combine.c, expmed.c, flow.c, libgcc2.c,
5699 simplify-rtx.c, tree-ssa-live.h: Fix comment typos. Follow
5700 spelling conventions.
5702 * passes.c (rest_of_handle_gcse): Don't run cse_main and
5703 delete_trivially_dead_insns too many times.
5705 * passes.c (rest_of_handle_gcse): Remove dead assignments to
5708 2005-02-12 Ira Rosen <irar@il.ibm.com>
5710 * tree-vectorizer.c (vect_get_base_and_offset): Remove.
5711 (vect_is_simple_iv_evolution): Remove redundant parameter
5713 (vect_analyze_scalar_cycles): Call vect_is_simple_iv_evolution
5714 without last parameter.
5715 (vect_analyze_pointer_ref_access): Get access_fn as parameter.
5716 Return pointer step. Call vect_is_simple_iv_evolution without
5717 last parameter. Check only that the step is multiple of size
5718 type. Remove stmt_vinfo updates.
5719 (vect_get_memtag_and_dr): Remove.
5720 (vect_get_memtag): New function.
5721 (vect_address_analysis): New function.
5722 (vect_object_analysis): New function.
5723 (vect_analyze_data_refs): Call vect_object_analysis and
5724 vect_get_memtag. Update stmt_vinfo fields.
5726 2005-02-12 Ira Rosen <irar@il.ibm.com>
5728 * tree-data-ref.c (array_base_name_differ_p): Check that the bases
5729 exist and are objects. Remove checks for pointer.
5730 * tree-vectorizer.c (vect_create_addr_base_for_vector_ref): Use
5731 STMT_VINFO_VECT_DR_BASE_ADDRESS instead of DR_BASE_NAME.
5732 (vect_create_data_ref_ptr): Likewise.
5733 (vect_base_addr_differ_p): New function.
5734 (vect_analyze_data_ref_dependence): Call vect_base_addr_differ_p.
5735 (vect_analyze_pointer_ref_access): Add output parameter - ptr_init.
5736 Don't set the DR_BASE_NAME field of data-ref.
5737 (vect_get_memtag_and_dr): Use ptr_init instead of DR_BASE_NAME.
5739 2005-02-12 Uros Bizjak <uros@kss-loka.si>
5741 * optabs.h (enum optab_index): Add new OTI_ldexp.
5742 (ldexp_optab): Define corresponding macro.
5743 * optabs.c (init_optabs): Initialize ldexp_optab.
5744 * genopinit.c (optabs): Implement ldexp_optab using ldexp?f3
5746 * builtins.c (expand_builtin_mathfn_2): Handle BUILT_IN_LDEXP{,F,L}
5748 (expand_builtin): Expand BUILT_IN_LDEXP{,F,L} using
5749 expand_builtin_mathfn_2 if flag_unsafe_math_optimizations is set.
5751 * config/i386/i386.md (ldexpsf3, ldexpdf3, ldexpxf3): New expanders
5752 to implement ldexpf, ldexp and ldexpl built-ins as inline x87
5755 2005-02-12 Ira Rosen <irar@il.ibm.com>
5757 * tree-vectorizer.h (struct _stmt_vec_info): Rename a field: base
5759 * tree-vectorizer.c (new_stmt_vec_info): Rename the above field of
5761 (vect_get_base_and_offset): Always return an address.
5762 (vect_create_addr_base_for_vector_ref): Remove treatment for
5763 different data reference types.
5764 (vect_compute_data_ref_alignment): Rename base to base_address in
5765 stmt_vec_info. Get the object in order to force its alignment.
5766 (vect_get_memtag_and_dr): Rename base to base_address in
5767 stmt_vec_info. Extract the object for memtag analysis.
5769 2005-02-12 Hans-Peter Nilsson <hp@axis.com>
5771 PR regression/19898.
5772 * config/cris/cris.c (cris_notice_update_cc): When testing if insn
5773 changes cc_status, use apply modified_in_p to part of cc_status
5774 and insn, not cris_reg_overlap_mentioned_p on SET_DEST of insn
5777 2005-02-11 Richard Henderson <rth@redhat.com>
5779 * tree-complex.c (expand_complex_libcall): New.
5780 (expand_complex_multiplication): Use it for c99 compliance.
5781 (expand_complex_division): Likewise.
5782 * fold-const.c (fold_complex_add, fold_complex_mult): New.
5784 * builtins.c (built_in_names): Remove const.
5785 * tree.c (build_common_builtin_nodes): Build complex arithmetic
5787 * tree.h (BUILT_IN_COMPLEX_MUL_MIN, BUILT_IN_COMPLEX_MUL_MAX): New.
5788 (BUILT_IN_COMPLEX_DIV_MIN, BUILT_IN_COMPLEX_DIV_MAX): New.
5789 (built_in_names): Remove const.
5790 * c-common.c (c_common_type_for_mode): Handle complex modes.
5791 * flags.h, toplev.c (flag_complex_method): Rename from
5792 flag_complex_divide_method.
5793 * libgcc2.c (__divsc3, __divdc3, __divxc3, __divtc3,
5794 __mulsc3, __muldc3, __mulxc3, __multc3): New.
5795 * libgcc2.h: Declare them.
5796 * libgcc-std.ver: Export them.
5797 * mklibgcc.in (lib2funcs): Build them.
5799 2005-02-11 Steven Bosscher <stevenb@suse.de>
5801 PR tree-optimization/19876
5802 Partially revert my change from 2005-01-14
5803 * tree-ssa-pre.c (compute_antic_aux): Make recursive once again...
5804 (compute_antic): ...and remove the loop here.
5806 2005-02-11 Jakub Jelinek <jakub@redhat.com>
5809 * fold-const.c (make_bit_field_ref): If bitpos == 0 and bitsize
5810 is number of inner's bits, avoid creating a BIT_FIELD_REF.
5812 * config/rs6000/sysv4.h (ENDFILE_LINUX_SPEC): Use crtendS.o instead of
5813 crtend.o if -pie. Use %{x:a;:b} spec syntax.
5815 2005-02-11 Daniel Jacobowitz <dan@codesourcery.com>
5817 * config/mips/linux-unwind.h (mips_fallback_frame_state): Adjust
5818 offsets for the big-endian 32-bit case.
5820 2005-02-11 Joseph S. Myers <joseph@codesourcery.com>
5822 * config/ia64/hpux.h (WCHAR_TYPE, WCHAR_TYPE_SIZE): Define.
5824 2005-02-11 Dale Johannesen <dalej@apple.com>
5826 * cselib.c (cselib_process_insn): Clear out regs where
5827 HARD_REGNO_CALL_PART_CLOBBERED is true at a call.
5828 * reload.c (find_equiv_reg): Ditto.
5830 2005-02-11 Ian Lance Taylor <ian@airs.com>
5832 * read-rtl.c (read_rtx_1): Give fatal error if we see a vector
5835 * tree.c (build_function_type_list): Work correctly if there are
5838 2005-02-11 Ulrich Weigand <uweigand@de.ibm.com>
5840 * config/s390/s390.md ("*cmpdi_cct", "*cmpsi_cct", "*cmpdi_ccs",
5841 "*cmpsi_ccs"): Use %h instead of %c to print immediate operand.
5842 ("*zero_extendhisi2_64", "*zero_extendhisi2_31"): Choose based on
5843 TARGET_ZARCH instead of TARGET_64BIT.
5845 2005-02-11 Ralf Corsepius <ralf.corsepius@rtems.org>
5847 * config/rs6000/t-rtems:
5848 (MULTILIB_OPTIONS): Remove mcpu=602.
5849 (MUTLILIB_DIRNAMES): Remove m602.
5850 (MULTILIB_MATCHES): Add ${MULTILIB_MATCHES_FLOAT}.
5851 Let mcpu=602 match mcpu=603.
5852 (MULTILIB_NEW_EXCEPTIONS_ONLY): Add mcpu=601, mcpu=602, mcpu=m603.
5854 2005-02-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5856 * pa/linux-unwind.h (pa32_fallback_frame_state): Handle misaligned
5859 2005-02-10 David Daney <ddaney@avtrex.com>
5861 * config/alpha/linux-unwind.h: Add exception clause to copyright.
5862 * config/i386/linux-unwind.h: Likewise.
5863 * config/ia64/linux-unwind.h: Likewise.
5864 * config/mips/linux-unwind.h: Likewise.
5865 * config/pa/linux-unwind.h: Likewise.
5866 * config/rs6000/linux-unwind.h: Likewise.
5867 * config/s390/linux-unwind.h: Likewise.
5868 * config/sh/linux-unwind.h: Likewise.
5869 * config/sparc/linux-unwind.h: Likewise.
5871 2005-02-10 Steven Bosscher <stevenb@suse.de>
5873 PR tree-optimization/17549
5874 * tree-outof-ssa.c (find_replaceable_in_bb): Do not allow
5875 TER to replace a DEF with its expression if the DEF and the
5876 rhs of the expression we replace into have the same root
5879 2005-02-10 Richard Sandiford <rsandifo@redhat.com>
5881 * config/mips/mips.md: Fix the placement of the match_scratch in the
5884 2005-02-10 Kazu Hirata <kazu@cs.umass.edu>
5886 * cse.c, tree-ssa-loop-ivopts.c, config/rs6000/linux-unwind.h:
5889 2005-02-10 Zdenek Dvorak <dvorakz@suse.cz>
5891 * tree-ssa-loop-ivopts.c (determine_base_object): Ignore casts.
5892 (strip_offset): Handle addresses.
5893 (add_address_candidates): Use strip_offset.
5894 (difference_cost): Reflect strip_offset change.
5895 (force_var_cost, difference_cost): Strip nops.
5897 2005-02-10 Kazu Hirata <kazu@cs.umass.edu>
5899 * df.h (DF_REF_MODE_CHANGE, DF_REF_MEM_OK): Remove.
5901 * builtins.def, haifa-sched.c, libgcc2.c, libgcc2.h,
5902 tree-ssa-loop-ivcanon.c, tree-ssa-loop-niter.c,
5903 config/cris/cris-protos.h, config/cris/cris.c: Update
5906 2005-02-10 Jeff Law <law@redhat.com>
5908 * tree-ssa-dom.c (thread_across_edge): Use xmalloc, not xcalloc.
5909 (lookup_avail_expr): Similarly.
5911 2005-02-10 Richard Guenther <rguenth@gcc.gnu.org>
5913 * builtins.c (fold_builtin_powi): New function.
5914 (fold_builtin_1): Call it.
5916 2005-02-10 Steven Bosscher <stevenb@suse.de>
5918 PR documentation/19309
5919 * doc/cpp.texi: The __GNUC__ and related predefined macros
5920 are also defined for the "standalone" cpp.
5921 Some non-GCC compilers may also define __GNUC__.
5923 2005-02-10 Jakub Jelinek <jakub@redhat.com>
5926 * c-typeck.c (common_type): New routine. Old common_type renamed
5928 (c_common_type): ...this.
5929 (build_conditional_expr, build_binary_op): Use c_common_type instead
5932 2005-02-10 Steven Bosscher <stevenb@suse.de>
5934 * doc/md.texi: Replace @samp{length} with @code{length}.
5936 2005-02-09 Zdenek Dvorak <dvorakz@suse.cz>
5938 PR tree-optimization/18687
5939 * tree-flow.h (find_loop_niter): Declare.
5940 * tree-ssa-loop-ivcanon.c (canonicalize_loop_induction_variables):
5941 Try using scev even for loops with more than one exit.
5942 * tree-ssa-loop-ivopts.c (struct loop_data): Removed niter field.
5943 (struct ivopts_data): Added niters field.
5944 (struct nfe_cache_elt): New.
5945 (nfe_hash, nfe_eq, niter_for_exit, niter_for_single_dom_exit): New
5947 (tree_ssa_iv_optimize_init): Initialize niters cache.
5948 (determine_number_of_iterations): Removed.
5949 (find_induction_variables): Do not call determine_number_of_iterations.
5950 Access niters for single exit through niter_for_single_dom_exit.
5951 (add_iv_outer_candidates): Access niters for single exit through
5952 niter_for_single_dom_exit.
5953 (may_eliminate_iv): Take data argument. Use niter_for_exit. Do not use
5954 number_of_iterations_cond.
5955 (iv_period): New function.
5956 (determine_use_iv_cost_condition): Pass data to may_eliminate_iv.
5957 (may_replace_final_value): Take data argument. Use
5958 niter_for_single_dom_exit.
5959 (determine_use_iv_cost_outer): Pass data to may_replace_final_value.
5960 (rewrite_use_compare): Pass data to may_eliminate_iv.
5961 (rewrite_use_outer): Pass data to may_replace_final_value.
5962 (free_loop_data): Clean up the niters cache.
5963 (tree_ssa_iv_optimize_finalize): Free the niters cache.
5964 (tree_ssa_iv_optimize_loop): Do not call loop_commit_inserts.
5965 * tree-ssa-loop-niter.c (find_loop_niter): New function.
5966 (find_loop_niter_by_eval): Use tree_int_cst_lt.
5967 (num_ending_zeros): Moved to tree.c.
5968 * tree.h (num_ending_zeros): Declare.
5969 * tree.c (num_ending_zeros): Moved from tree.c.
5971 2005-02-09 Richard Henderson <rth@redhat.com>
5973 * builtins.c (DEF_BUILTIN): Add COND argument.
5974 * tree.h (DEF_BUILTIN): Likewise.
5975 * builtins.def (DEF_GCC_BUILTIN, DEF_LIB_BUILTIN, DEF_EXT_LIB_BUILTIN,
5976 DEF_C94_BUILTIN, DEF_C99_BUILTIN, DEF_C99_C90RES_BUILTIN): Update to
5978 (DEF_BUILTIN_STUB): New.
5979 (BUILT_IN_STACK_SAVE, BUILT_IN_STACK_RESTORE, BUILT_IN_INIT_TRAMPOLINE,
5980 BUILT_IN_ADJUST_TRAMPOLINE, BUILT_IN_NONLOCAL_GOTO,
5981 BUILT_IN_PROFILE_FUNC_ENTER, BUILT_IN_PROFILE_FUNC_EXIT): Use it.
5982 * c-common.c (DEF_BUILTIN): Add COND argument.
5983 * tree.c (local_define_builtin): New.
5984 (build_common_builtin_nodes): New.
5986 2005-02-09 Roger Sayle <roger@eyesopen.com>
5988 * fold-const.c (fold_strip_sign_ops): New function to simplify a
5989 floating point expression ignoring the sign of the result.
5990 (fold) <ABS_EXPR>: Use it to simplify fabs(x).
5991 (fold) <MULT_EXPR>: Use it to simplify x*x.
5992 * tree.h (fold_strip_sign_ops): Prototype here.
5993 * builtins.c (fold_builtin_copysign): Take an additional FNDECL
5994 argument. Use fold_strip_sign_ops to simplify the first argument.
5995 (fold_builtin_pow): Use fold_strip_sign_ops to simplify the
5996 first argument when the second argument is an even integer
5997 constant, but only with -funsafe_math_optimizations.
5998 (fold_builtin_1): Update call to fold_builtin_copysign.
6000 2005-02-09 Ian Lance Taylor <ian@airs.com>
6003 * gimple-low.c (try_catch_may_fallthru): In EH_FILTER_EXPR case,
6004 just check whether EH_FILTER_FAILURE falls through.
6006 2005-02-09 Andreas Krebbel <krebbel1@de.ibm.com>
6008 * gcc/haifa-sched.c (schedule_block): Make queued sched group
6009 insns return to ready list in the next turn.
6011 2005-02-09 Richard Guenther <rguenth@gcc.gnu.org>
6014 * builtins.def: New __builtin_powi[lf].
6015 * builtins.c (mathfn_built_in): Handle BUILT_IN_POWI.
6016 (expand_builtin_powi): New function.
6017 (expand_builtin): Dispatch to expand_builtin_powi.
6018 * libgcc2.h: Add prototypes for __builtin_powi[lf].
6019 * libgcc2.c: Add __builtin_powi[lf] implementation.
6020 * mklibgcc.in: Add __builtin_powi[lf] to lib2funcs.
6021 * optabs.h: Add powi_optab.
6022 * optabs.c (init_optabs): Initialize powi_optab.
6023 * doc/extend.texi: Document __builtin_powi[lf].
6025 2005-02-09 Dorit Naishlos <dorit@il.ibm.com>
6027 * tree-vectorizer.c (vect_set_dump_settings): Check that dump_file
6030 2005-02-09 Richard Guenther <rguenth@gcc.gnu.org>
6033 * fold-const.c (try_move_mult_to_index): Remove redundant
6034 type argument. Create ADDR_EXPR with correct type.
6035 (fold): Update callers of try_move_mult_to_index. Convert
6036 result to the appropriate type.
6038 2005-02-09 Roger Sayle <roger@eyesopen.com>
6041 * config/avr/avr.c (default_rtx_costs): Delete.
6042 (avr_operand_rtx_cost): New function.
6043 (avr_rtx_costs): Completely rewrite.
6045 2005-02-08 Hans-Peter Nilsson <hp@axis.com>
6048 * config/cris/cris.c (in_code): New variable.
6049 (cris_output_addr_const): Now a static function, a wrapper for
6051 (cris_asm_output_symbol_ref): New function, broken out SYMBOL_REF
6052 case from old cris_output_addr_const.
6053 (cris_asm_output_label_ref): Similar for LABEL_REF.
6054 (cris_output_addr_const_extra): Similar for UNSPEC.
6055 * config/cris/cris.h (OUTPUT_ADDR_CONST_EXTRA)
6056 (ASM_OUTPUT_SYMBOL_REF, ASM_OUTPUT_LABEL_REF): Define.
6057 * config/cris/cris-protos.h (cris_output_addr_const): Remove
6059 (cris_asm_output_symbol_ref, cris_output_addr_const_extra)
6060 (cris_asm_output_label_ref): Declare.
6062 2005-02-08 Paolo Bonzini <bonzini@gnu.org>
6064 PR preprocessor/19801
6065 * doc/cppinternals.texi (Conventions, Lexer, Files): Adjust
6066 filenames that changed when libcpp was moved to the toplevel.
6068 2005-02-07 Roger Sayle <roger@eyesopen.com>
6070 * simplify-rtx.c (simplify_relational_operation_1): Avoid creating
6071 zero extensions of BImode operands. Call lowpart_subreg instead
6072 of gen_lowpart_common and gen_lowpart_SUBREG.
6074 2005-02-07 Nathanael Nerode <neroden@gcc.gnu.org>
6077 * libada-mk.in: Use cc_for_cross_gnattools, not cc_set_by_configure.
6078 * configure.ac: Set cc_for_cross_gnattools.
6079 * configure: Regenerate.
6081 2005-02-08 Alan Modra <amodra@bigpond.net.au>
6084 * predict.c (PROB_VERY_UNLIKELY): Use 1% instead of 10%.
6086 2005-02-07 Eric Botcazou <ebotcazou@libertysurf.fr>
6089 * dbxout.c (dbxout_symbol) <FUNCTION_DECL>: Skip inline instance
6090 of nested functions.
6092 2005-02-07 Jonathan Wakely <redi@gcc.gnu.org>
6094 * doc/extend.texi: Document deprecated extensions allowing
6095 static floating-point members to have initializers and allowing
6096 floating-point literals in integral constant expressions.
6098 2005-02-07 Kazu Hirata <kazu@cs.umass.edu>
6100 * cfgcleanup.c, df.h, diagnostic.c, rtl.c, tree-vectorizer.h,
6101 config/darwin7.h, config/mips/mips.c,
6102 config/rs6000/altivec.md, config/rs6000/darwin-tramp.asm:
6105 * cse.c: Update comments.
6107 2005-02-07 Richard Guenther <rguenth@gcc.gnu.org>
6110 * builtins.c (fold_builtin_sqrt): Transform
6111 sqrt(pow(x,y)) to pow(fabs(x),y*0.5), not
6114 2005-02-07 Leehod Baruch <leehod@il.ibm.com>
6115 Dorit Naishlos <dorit@il.ibm.com>
6117 * doc/invoke.texi (ftree-vectorizer-verbose): New.
6118 * opts.c (OPT_ftree_vectorizer_verbose_): New case for switch.
6119 * common.opt (ftree-vectorizer-verbose): New Flag for the vectorizer
6121 * tree.h (vect_set_verbosity_level): New extern function declaration
6123 * tree-vectorizer.h (verbosity_levels): New enum type.
6124 * tree-vectorizer.c (vect_debug_stats): Function removed.
6125 (vect_debug_details): Likewise.
6126 (vect_verbosity_level): Global variable was defined and initialized.
6127 (vect_dump): Global variable definition.
6128 (vect_print_dump_info): New function.
6129 (vect_set_dump_settings): New function.
6130 (vect_set_verbosity_level): New function.
6131 (vectorize_loops): Add call to vect_set_dump_settings.
6133 (slpeel_make_loop_iterate_ntimes): Dump condition was changed.
6134 (slpeel_tree_duplicate_loop_to_edge_cfg): Likewise.
6135 (slpeel_tree_peel_loop_to_edge): Likewise.
6137 (vect_analyze_offset_expr): Call to vect_print_dump_info with
6138 appropriate verbosity level instead of call to vect_debug_details
6139 or vect_debug_stats.
6140 (vect_get_base_and_offset):
6141 (vect_create_addr_base_for_vector_ref):
6142 (get_vectype_for_scalar_type):
6143 (vect_create_data_ref_ptr):
6145 (vect_get_vec_def_for_operand):
6146 (vect_finish_stmt_generation):
6147 (vectorizable_assignment):
6148 (vectorizable_operation):
6149 (vectorizable_store):
6150 (vectorizable_load):
6151 (vect_transform_stmt):
6152 (vect_update_ivs_after_vectorizer):
6153 (vect_do_peeling_for_loop_bound):
6154 (vect_update_inits_of_drs):
6155 (vect_do_peeling_for_alignment):
6156 (vect_transform_loop):
6157 (vect_is_simple_use):
6158 (vect_analyze_operations):
6159 (vect_is_simple_iv_evolution):
6160 (vect_analyze_scalar_cycles):
6161 (vect_analyze_data_ref_dependence):
6162 (vect_analyze_data_ref_dependences):
6163 (vect_compute_data_ref_alignment):
6164 (vect_enhance_data_refs_alignment):
6165 (vect_analyze_data_refs_alignment):
6166 (vect_analyze_data_ref_access):
6167 (vect_analyze_data_ref_accesses):
6168 (vect_analyze_pointer_ref_access):
6169 (vect_get_memtag_and_dr):
6170 (vect_analyze_data_refs):
6171 (vect_mark_relevant):
6172 (vect_stmt_relevant_p):
6173 (vect_mark_stmts_to_be_vectorized):
6174 (vect_can_advance_ivs_p):
6175 (vect_get_loop_niters):
6176 (vect_analyze_loop_form):
6177 (vect_analyze_loop):
6178 (vectorize_loops): Likewise.
6180 (vect_do_peeling_for_loop_bound): Dump format slightly changed.
6181 (vect_update_inits_of_drs):
6182 (vect_do_peeling_for_alignment):
6183 (vect_transform_loop):
6184 (vect_analyze_operations):
6185 (vect_analyze_scalar_cycles):
6186 (vect_analyze_data_ref_dependences):
6187 (vect_analyze_data_refs_alignment):
6188 (vect_analyze_data_ref_accesses):
6189 (vect_analyze_data_refs):
6190 (vect_mark_stmts_to_be_vectorized):
6191 (vect_get_loop_niters):
6192 (vect_analyze_loop_form):
6193 (vect_analyze_loop): Likewise.
6194 (vect_mark_stmts_to_be_vectorized): Add call to print_generic_expr.
6196 2005-02-07 Richard Sandiford <rsandifo@redhat.com>
6200 2005-01-26 Richard Sandiford <rsandifo@redhat.com>
6201 * config/mips/iris6.h (ENDFILE_SPEC): Don't link in irix-csr.o if
6202 either -ffast-math or -funsafe-math-optimizations is in use.
6204 2005-01-24 Richard Sandiford <rsandifo@redhat.com>
6205 * config/mips/irix-csr.c: New file.
6206 * config/mips/t-iris6 (irix-csr.o): New rule to build it.
6207 (EXTRA_MULTILIB_PARTS): Add irix-csr.o.
6208 * config/mips/iris6.h (ENDFILE_SPEC): Include it in n32 and n64
6211 2005-02-07 Alexandre Oliva <aoliva@redhat.com>
6213 * config/mn10300/linux.h (LIB_SPEC, STARTFILE_SPEC): Remove
6214 redundant, incorrect definitions.
6216 * config/frv/frv.md ("tls_indirect_call"): Turn into libcall-like
6218 ("*tls_indirect_call"): New, reference hard regs directly.
6219 * config/frv/frv.c (gen_inlined_tls_plt): Adjust.
6221 2005-02-07 Ralf Corsepius <ralf.corsepius@rtems.org>
6223 * config/arm/rtems-elf.h (SUBTARGET_EXTRA_ASM_SPEC):
6224 Let !-mhard-float !-msoft-float imply -mfpu=softfpa.
6226 2005-02-06 Roger Sayle <roger@eyesopen.com>
6228 PR rtl-optimization/19800
6229 * simplify_rtx.c (simplify_relational_operation_1): Explicitly
6230 call gen_lowpart_common and gen_lowpart_SUBREG instead of calling
6233 2005-02-07 Ralf Corsepius <ralf.corsepius@rtems.org>
6235 * config/m68k/t-rtems (MULTILIB_MATCHES): Let m528x match m5200.
6237 2005-02-07 Joseph S. Myers <joseph@codesourcery.com>
6240 * doc/invoke.texi: Correct documentation of -freorder-functions.
6242 2005-02-06 Joseph S. Myers <joseph@codesourcery.com>
6245 * doc/invoke.texi: Don't mention gccbug.
6247 2005-02-06 Roger Sayle <roger@eyesopen.com>
6248 Andrew Pinski <pinskia@physics.uc.edu>
6249 Paolo Bonzini <paolo.bonzini@lu.unisi.ch>
6251 * simplify-rtx.c (simplify_relational_operation_1): Simplify
6252 (ne:SI (zero_extract:SI FOO (const_int 1) BAR) (const_int 0))
6253 into just (zero_extract:SI FOO (const_int 1) BAR).
6255 2005-02-06 Joseph S. Myers <joseph@codesourcery.com>
6257 * doc/cpp.texi: Include gcc-common.texi. Don't define gcctabopt
6258 macro locally. Don't give last revision date. Use GCC version
6259 number from gcc-common.texi.
6260 * doc/cppinternals.texi: Include gcc-common.texi. Don't give last
6261 revision date. Use GCC version number from gcc-common.texi.
6262 Describe being a library as current state rather than as 3.x
6264 * doc/gcc.texi: Remove last update date.
6265 * doc/gccint.texi: Likewise. Update copyright dates.
6266 * doc/install.texi: Update copyright dates.
6268 2005-02-06 Joseph S. Myers <joseph@codesourcery.com>
6271 * doc/invoke.texi: Mention for each option included in -Wall that
6272 it is included in -Wall.
6273 * doc/gcc.texi: Update copyright and last modification date.
6275 2005-02-06 Zdenek Dvorak <dvorakz@suse.cz>
6277 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Do not add
6278 unnecessary cast to original induction variable increments.
6280 2005-02-06 Zdenek Dvorak <dvorakz@suse.cz>
6282 PR tree-optimization/18219
6283 * tree-ssa-loop-ivopts.c (get_computation_at): Produce computations
6284 in distributed form.
6286 2005-02-06 Richard Sandiford <rsandifo@redhat.com>
6288 * expmed.c (store_bit_field): Make the SUBREG code adjust bitnum.
6289 Set bitpos and offset later in the function. Do nothing if the
6290 target is a register and if the bitfield lies completely outside
6292 (extract_bit_field): Make the same SUBREG, bitpos and offset changes
6293 here. Return an uninitialised register if the source value is stored
6294 in a register and the bitfield lies completely outside that register.
6296 2005-02-06 Steven Bosscher <stevenb@suse.de>
6298 * df.c (df_insn_refs_record): Use XEXP to get the operand of a USE,
6301 2005-02-06 Marcin Dalecki <martin@dalecki.de>
6303 * diagnostic.c (default_diagnostic_finalizer): Fix use of attribute.
6305 2005-02-06 Geoffrey Keating <geoffk@apple.com>
6307 * config.gcc (*-*-darwin*): Separate darwin7 and darwin8 configs.
6308 * config/darwin8.h: New.
6309 * config/darwin7.h: Update comment.
6311 2005-02-03 Leehod Baruch <leehod@il.ibm.com>
6312 Dorit Naishlos <dorit@il.ibm.com>
6314 * tree-vectorizer.h (LOC): New type.
6315 (UNKNOWN_LOC, EXPR_LOC, LOC_FILE, LOC_LINE): New macros.
6316 (loop_line_number): New field in struct _loop_vec_info.
6317 (LOOP_VINFO_LOC, LOOP_LOC): New macros.
6319 * tree-vectorizer.c (input.h): Included.
6320 (find_loop_location): New function.
6321 (vect_debug_stats): Argument changed from loop to LOC. Computation of
6322 loop line number removed.
6323 (vect_debug_details): Likewise.
6324 (new_loop_vec_info): Initialize new field LOOP_VINFO_LOC.
6326 (slpeel_make_loop_iterate_ntimes): Call find_loop_location. Argument in
6327 call to vect_debug_details/stats changed from loop to loop_loc.
6328 (slpeel_tree_duplicate_loop_to_edge_cfg): Likewise.
6329 (slpeel_tree_peel_loop_to_edge): Likewise.
6331 (vect_analyze_offset_expr): Argument in call to vect_debug_details/stats
6332 changed from NULL to UNKNOWN_LOC.
6333 (vect_get_base_and_offset):
6334 (vect_create_addr_base_for_vector_ref):
6335 (get_vectype_for_scalar_type):
6336 (vect_create_data_ref_ptr):
6338 (vect_get_vec_def_for_operand):
6339 (vect_finish_stmt_generation):
6340 (vectorizable_assignment):
6341 (vectorizable_operation):
6342 (vectorizable_store):
6343 (vectorizable_load):
6344 (vect_transform_stmt):
6345 (vect_update_ivs_after_vectorizer):
6346 (vect_do_peeling_for_loop_bound):
6347 (vect_do_peeling_for_alignment):
6348 (vect_transform_loop):
6349 (vect_is_simple_use):
6350 (vect_analyze_operations):
6351 (vect_is_simple_iv_evolution):
6352 (vect_analyze_scalar_cycles):
6353 (vect_analyze_data_ref_dependences):
6354 (vect_compute_data_ref_alignment):
6355 (vect_enhance_data_refs_alignment):
6356 (vect_analyze_data_ref_access):
6357 (vect_analyze_data_ref_accesses):
6358 (vect_analyze_pointer_ref_access):
6359 (vect_get_memtag_and_dr):
6360 (vect_analyze_data_refs):
6361 (vect_mark_relevant):
6362 (vect_stmt_relevant_p):
6363 (vect_mark_stmts_to_be_vectorized):
6364 (vect_can_advance_ivs_p):
6365 (vect_get_loop_niters):
6366 (vect_analyze_loop):
6367 (vectorize_loops): Likewise.
6369 (vectorizable_load): Argument in call to vect_debug_details/stats
6370 changed from loop to LOOP_LOC (loop_vinfo).
6371 (vect_transform_loop):
6372 (vect_analyze_operations):
6373 (vect_analyze_scalar_cycles):
6374 (vect_analyze_data_ref_dependence):
6375 (vect_enhance_data_refs_alignment):
6376 (vect_analyze_data_ref_accesses):
6377 (vect_analyze_pointer_ref_access):
6378 (vect_analyze_data_refs):
6379 (vect_analyze_loop): Likewise.
6381 (vect_analyze_loop_form): Argument in call to vect_debug_details/stats
6382 changed from loop to loop_loc.
6384 (vect_enhance_data_refs_alignment): Removed unused variable loop.
6386 2005-02-03 Leehod Baruch <leehod@il.ibm.com>
6387 Dorit Naishlos <dorit@il.ibm.com>
6389 * tree-vectorizer.c (vect_analyze_data_ref_dependence): Function
6391 (vect_analyze_data_ref_dependences): Likewise.
6393 (vect_is_simple_use): Argument changed from loop structure to
6394 loop_vect_info structure.
6395 (vect_can_advance_ivs_p): Likewise.
6396 (vect_create_index_for_vector_ref): Likewise.
6397 (vect_update_ivs_after_vectorizer): Likewise.
6398 (new_stmt_vec_info): Likewise.
6400 (new_loop_vec_info): Second argument in call to new_stmt_vec_info was
6401 changed from loop to loop_vinfo.
6402 (vect_create_data_ref_ptr): First argument in call to
6403 vect_create_index_for_vector_ref was changed from loop to loop_vinfo.
6404 (vectorizable_assignment): Second argument in call to vect_is_simple_use
6405 was changed from loop to loop_vinfo.
6406 (vectorizable_operation): Likewise.
6407 (vectorizable_store): Likewise.
6408 (vect_mark_stmts_to_be_vectorized): Likewise.
6409 (vect_do_peeling_for_loop_bound): First argument in call to
6410 vect_update_ivs_after_vectorizer was changed from loop to loop_vinfo.
6411 (vect_analyze_operations): Argument in call to vect_can_advance_ivs_p
6412 was changed from loop to loop_vinfo.
6413 (vect_analyze_data_ref_dependences): Third argument in call to
6414 vect_analyze_data_ref_dependence was changed from loop to loop_vinfo.
6416 (vect_create_index_for_vector_ref): Get the loop from loop_vinfo.
6417 (vect_create_data_ref_ptr): Likewise.
6418 (vect_init_vector): Likewise.
6419 (vect_get_vec_def_for_operand): Likewise.
6420 (vectorizable_assignment): Likewise.
6421 (vectorizable_operation): Likewise.
6422 (vectorizable_store): Likewise.
6423 (vectorizable_load): Likewise.
6424 (vect_update_ivs_after_vectorizer): Likewise.
6425 (vect_is_simple_use): Likewise.
6426 (vect_analyze_data_ref_dependence): Likewise.
6427 (vect_analyze_pointer_ref_access): Likewise.
6428 (vect_can_advance_ivs_p): Likewise.
6430 * tree-vectorizer.h: (_loop_vec_info): Definition and macros moved
6431 before _stmt_vec_info.
6432 (_stmt_vec_info): Loop field replaced by loop_vec_info.
6433 (STMT_VINFO_LOOP): Replaced with STMT_VINFO_LOOP_VINFO.
6434 (new_stmt_vec_info): Argument changed from loop structure to
6435 loop_vect_info structure
6437 (vect_analyze_data_ref_dependences): Unnecessary line was removed.
6438 (vect_analyze_offset_expr): Avoid 80 columns overflow.
6439 (vect_create_addr_base_for_vector_ref): Likewise.
6440 (vect_analyze_pointer_ref_access): Likewise.
6442 2005-02-03 Andrew Pinski <pinskia@physics.uc.edu>
6445 * tree-ssa-dse.c (fix_phi_uses): Update the occurs in abnormal
6446 phi flag if the phi is abnormal.
6448 2005-02-03 Andrew Pinski <pinskia@physics.uc.edu>
6451 * tree-ssa.c (replace_immediate_uses): Update the immediate_uses
6452 information for the new statement.
6454 2005-02-03 Joseph S. Myers <joseph@codesourcery.com>
6457 * gcc.c (main): Include the target in -v output.
6459 2005-02-03 Alexandre Oliva <aoliva@redhat.com>
6461 * combine.c (simplify_comparison, case SIGN_EXTEND, ZERO_EXTEND):
6462 Do not drop the extend if we'd have to add a paradoxical subreg
6463 later. Include optabs.h and insn-codes.h.
6464 * Makefile.in (combine.o): Depend on $(OPTABS_H).
6466 2005-02-02 Roger Sayle <roger@eyesopen.com>
6469 * real.h (REAL_MODE_FORMAT_COMPOSITE_P): New macro.
6470 * fold-const.c (const_binop): Avoid constant folding floating
6471 point operations in modes that use composite representations.
6472 * simplify-rtx.c (simplify_binary_operation): Likewise.
6474 2005-02-02 Geoffrey Keating <geoffk@apple.com>
6476 * config/rs6000/altivec.md (altivec_dst): Make the first operand
6478 (altivec_dstt): Likewise.
6479 (altivec_dstst): Likewise.
6480 (altivec_dststt): Likewise.
6481 * config/rs6000/rs6000.c (altivec_expand_dst_builtin): Adjust creation
6484 2005-02-03 Dorit Naishlos <dorit@il.ibm.com>
6486 * tree-vectorizer.c (slpeel_make_loop_iterate_ntimes): Copy
6487 EXPR_LOCUS from orig_cond to the new cond_stmt.
6488 (vect_finish_stmt_generation): Copy EXPR_LOCUS from stmt to
6491 2005-02-03 Dorit Naishlos <dorit@il.ibm.com>
6493 * tree-vectorizer.c (slpeel_make_loop_iterate_ntimes): Call
6494 standard_iv_increment_position. Remove call to bsi_next
6495 (no need to bump the iterator anymore).
6496 (vect_create_index_for_vector_ref): Call
6497 standard_iv_increment_position. Remove second function argument.
6498 (vect_finish_stmt_generation): Remove call to bsi_next
6499 (no need to bump the iterator anymore).
6500 (vect_create_data_ref_ptr): Remove second argument (bsi) in call
6501 to vect_create_index_for_vector_ref.
6503 2005-02-03 Dorit Naishlos <dorit@il.ibm.com>
6505 * tree-vectorizer.c (vect_mark_stmts_to_be_vectorized): Check if
6506 phis are used out of the loop.
6508 2005-02-03 Joseph S. Myers <joseph@codesourcery.com>
6511 * c-decl.c (undef_nested_function): New variable.
6512 (pop_scope): Diagnose undefined nested functions.
6513 (finish_function): Don't attempt cgraph processing or genericizing
6514 if current top-level function contained an undefined nested
6515 function. Reset undef_nested_function at the end of a top-level
6518 2005-02-02 Zdenek Dvorak <dvorakz@suse.cz>
6520 * tree.c (build_int_cst_type): Take sign of the value into account
6521 when deciding whether sign extend the value.
6523 2005-02-02 Joseph S. Myers <joseph@codesourcery.com>
6526 * gcc.c (cpp_unique_options): Remove %{trigraphs}.
6527 (cpp_options, cc1_options): Change %{std*&ansi} to
6528 %{std*&ansi&trigraphs}.
6530 2005-02-02 Kazu Hirata <kazu@cs.umass.edu>
6532 * cse.c: Update comments.
6534 2005-02-02 Aldy Hernandez <aldyh@redhat.com>
6536 * config/rs6000/rs6000.c (rs6000_spe_function_arg): Multi-reg
6537 arguments go on the stack. Do not put complex doubles in odd/even
6540 2005-02-02 Steven Bosscher <stevenb@suse.de>
6542 * doc/invoke.texi: Update the options enabled at -O1, -O2,
6543 and -O3. Update the documentation for -fgcse-sm, -fgcse-las,
6544 -ftree-pre, and -fthread-jumps.
6546 2005-02-02 Richard Sandiford <rsandifo@redhat.com>
6548 PR tree-optimization/19578
6549 * tree-flow.h (modified_noreturn_calls): Declare.
6550 (noreturn_call_p): Declare.
6551 * tree-flow-inline.h (noreturn_call_p): New function.
6552 (modify_stmt): Add modified noreturn calls to modified_noreturn_calls.
6553 * tree-cfg.c (modified_noreturn_calls): New variable.
6554 (cleanup_control_flow): Use noreturn_call_p. Split basic blocks
6555 that contain a mid-block noreturn call.
6556 * tree-ssa.c (delete_tree_ssa): Clear modified_noreturn_calls.
6558 2005-02-02 Kazu Hirata <kazu@cs.umass.edu>
6560 * df.c (df_def_record_1, df_uses_record): Don't use
6562 * df.h (DF_FOR_REGALLOC): Remove.
6564 2005-02-02 Joseph S. Myers <joseph@codesourcery.com>
6567 * c-typeck.c (really_start_incremental_init): Reset
6568 constructor_max_index for arrays of incomplete type.
6570 2005-02-02 Jeff Law <law@redhat.com>
6572 * gcse.c (struct reg_set): Store the block index where the register
6573 was set rather than the setting insn.
6574 (record_one_set, compute_transp): Corresponding changes.
6575 (pre_insert_copy_insn): Do not call replace_one_set.
6576 (replace_one_set): Remove.
6578 2005-02-02 Joseph S. Myers <joseph@codesourcery.com>
6581 * doc/gcov.texi: Fix typo.
6583 2005-02-01 Richard Henderson <rth@redhat.com
6586 * config/i386/i386.h (MODES_TIEABLE_P): Use ix86_modes_tieable_p.
6587 * config/i386/i386.c (ix86_hard_regno_mode_ok): Change return
6589 (ix86_tieable_integer_mode_p, ix86_modes_tieable_p): New.
6590 * config/i386/i386-protos.h: Update.
6592 2005-02-01 Steven Bosscher <stevenb@suse.de>
6594 PR tree-optimization/19217
6595 * tree-cfg.c (verify_expr): Use the data field to see if TP was
6596 seen inside a PHI node. Do not do the ADDR_EXPR check if it was.
6597 (verify_stmts): Pass (void*)1 as data to verify_expr to signal
6598 that it is walking a PHI node.
6600 2005-02-01 Joseph S. Myers <joseph@codesourcery.com>
6602 * doc/extend.texi (Nested Functions): Update.
6604 2005-02-01 Richard Henderson <rth@redhat.com>
6607 * optabs.c (expand_copysign_absneg): Export.
6608 * optabs.h (expand_copysign_absneg): Declare.
6609 * config/rs6000/rs6000.md (copysigntf3): New.
6611 2005-02-01 Diego Novillo <dnovillo@redhat.com>
6613 PR tree-optimization/19633
6614 * tree-flow.h (struct ptr_info_def): Add field 'pt_null'.
6615 * tree-ssa-alias.c (init_alias_info): Initialize.
6616 (merge_pointed_to_info): Set.
6617 (add_pointed_to_expr): Set pt_null if EXPR is a NULL pointer.
6618 (dump_points_to_info_for): Show value of pt_null.
6619 (struct count_ptr_d): Declare.
6620 (find_ptr_dereference): Remove.
6621 (ptr_is_dereferenced_by): Remove.
6622 (count_ptr_derefs): New local function.
6623 (count_uses_and_derefs): New local function.
6624 (compute_points_to_and_addr_escape): Call it. If the number
6625 of dereferences is greater than zero, mark the pointer as
6626 dereferenced. If there are fewer dereferences than uses of
6627 the pointer, the pointer's value escapes.
6629 2005-02-01 Diego Novillo <dnovillo@redhat.com>
6631 PR tree-optimization/19670
6632 * tree-ssa.c (verify_ssa_name): Don't set TREE_VISITED
6634 (verify_use): ... set it here, instead.
6636 2005-02-01 Janis Johnson <janis187@us.ibm.com>
6638 * doc/sourcebuild.texi (Test directives): Fix formatting.
6640 * doc/sourcebuild.texi (Test directives): Describe selector
6643 2005-02-01 Segher Boessenkool <segher@kernel.crashing.org>
6645 * config.gcc (powerpc64-*-linux*): Default to -m64 also for
6646 specific 64-bit CPUs.
6648 2005-02-01 Richard Earnshaw <rearnsha@arm.com>
6651 * arm.c (arm_eliminable_register): New function.
6652 (adjacent_mem_locations): Don't allow eliminable registers. Use
6653 HOST_WIDE_INT for address offsets.
6654 * arm-protos.h (arm_eliminable_register): Add prototype.
6656 2005-02-01 Steven Bosscher <stevenb@suse.de>
6658 PR optimization/15242
6659 * params.def (PARAM_MAX_GOTO_DUPLICATION_INSNS): New param.
6660 * basic-block.h (duplicate_computed_gotos): Add prototype.
6661 * bb-reorder.c (duplicate_computed_gotos): New function to
6662 duplicate sufficiently small blocks ending in a computed jump.
6663 * passes.c (rest_of_compilation): Call duplicate_computed_gotos
6664 if not optimizing for size.
6665 * cfgcleanup.c (try_crossjump_bb): If not optimizing for size,
6666 never do tail merging for blocks ending in a computed jump.
6667 * doc/invoke.texi: Document the max-goto-duplication-insns param.
6669 2005-02-01 Eric Botcazou <ebotcazou@libertysurf.fr>
6671 Patch from Richard Sandiford <rsandifo@redhat.com>
6672 * reload1.c (choose_reload_regs): Prevent the find_equiv_reg() code
6673 from inheriting a subreg equivalence with a non-spill register.
6675 * tree.h (DECL_FUNCTION_CODE): Document that it is overloaded.
6677 2005-02-01 Alexandre Oliva <aoliva@redhat.com>
6679 * config/frv/frv.c (movcc_fp_destination_operand): New.
6680 (gpr_or_memory_operand): Fix typo in comment.
6681 (gpr_or_memory_operand_with_scratch): New.
6682 * config/frv/frv.h (PREDICATE_CODES): Add the two new predicates.
6683 * config/frv/frv.md (movcc_fp, movcc_fp_internal): Use
6684 movcc_fp_destination_operand.
6685 (reload_incc_fp): Use gpr_or_memory_operand_with_scratch.
6686 Legitimize memory addresses using a scratch register.
6688 2005-01-31 Jeff Law <law@redhat.com>
6690 * tree-into-ssa.c (mark_def_sites_global_data): Make KILLS
6691 bitmap a sparse bitmap instead of a simple bitmap.
6692 (mark_def_sites_initialize_block): Corresponding changes.
6693 (ssa_mark_def_sites_initialize_block): Likewise.
6694 (ssa_mark_phi_uses): Likewise.
6695 (mark_def_site, ssa_mark_def_sites): Likewise.
6696 (mark_def_site_blocks): Likewise.
6697 (rewrite_ssa_into_ssa): Likewise.
6699 * tree-ssa-dom.c (record_cond): Pass correct variable type
6700 for last argument to htab_find_slot_with_hash.
6702 * fold-const.c (fold, case CEIL_MOD_EXPR): Do not lose side
6703 effects when optimizing 0 % X. Do not try to optimize X % 0.
6705 2005-01-31 James E. Wilson <wilson@specifixinc.com>
6707 * config/ia64/itanium1.md (1_scall bypass): Change 2_mmalua to
6710 2005-02-01 Eric Christopher <echristo@redhat.com>
6712 * config/mips/mips.c (override_options): Warn if -mint64
6714 * doc/invoke.texi (MIPS Options): Document that -mint64 is
6717 2005-02-01 Kazu Hirata <kazu@cs.umass.edu>
6719 * cse.c (cse_reg_info): Remove hash_next, next, regno. Add
6721 (cse_reg_info_list, cse_reg_info_list_free, REGHASH_SHIFT,
6722 REGHASH_SIZE, REGHASH_MASK, reg_hash, REGHASH_FN,
6723 cached_cse_reg_info, GET_CSE_REG_INFO): Remove.
6724 (cached_regno): Initialize to INVALID_REGNUM.
6725 (cse_reg_info_table_size,
6726 cse_reg_info_table_first_uninitialized,
6727 cse_reg_info_timestamp): New.
6728 (REG_TICK, REG_IN_TABLE, SUBREG_TICKED, REG_QTY): Use
6730 (init_cse_reg_info, get_cse_reg_info_1): New.
6731 (get_cse_reg_info): Cache the last look-up.
6732 (new_basic_block): Update the code to clear mappings from
6733 registers to cse_reg_info entries.
6734 (cse_main): Call init_cse_reg_info.
6736 * cse.c (get_cse_reg_info): Update a comment.
6738 2005-01-31 Steven Bosscher <stevenb@suse.de>
6741 * c-decl.c (start_decl): Do not warn about arrays of elements with
6742 an incomplete type here.
6743 (grokdeclarator): Do it here by making a pedwarn an error.
6744 * c-typeck.c (push_init_level): If there were previous errors with
6745 the constructor type, do not warn about braces for initializers.
6746 (process_init_element): Likewise for excess initializer elements.
6748 2005-01-31 Kazu Hirata <kazu@cs.umass.edu>
6750 * cse.c (delete_trivially_dead_insn): Don't iterate.
6752 2005-01-31 Andrew Pinski <pinskia@physics.uc.edu>
6754 * config/rs6000/rs6000.md (copysignsf3): New expand.
6755 (copysigndf3): Likewise.
6757 2005-01-31 Steven Bosscher <stevenb@suse.de>
6759 * recog.c (constrain_operands): Only look for earlyclobber operand
6760 conflicts if an '&' constraint was seen.
6762 2005-01-31 Marc Espie <espie@openbsd.org>
6764 * config.gcc: Don't include embedded systems fragment, switches default
6765 debugging format to ELF.
6766 * config/i386/openbsdelf.h: Add DBX_REGISTER_NUMBER since we no
6767 longer pick it up there.
6769 2005-01-31 Dale Johannesen <dalej@apple.com>
6771 * doc/extend.texi (nested functions): Fix linkage description.
6772 Clarify that static is not allowed.
6774 2005-01-31 Dale Johannesen <dalej@apple.com>
6776 * config/rs6000/darwin.md (movsf_low_di): Make work.
6777 (movdf_low_di): Make work.
6779 2005-01-31 Dale Johannesen <dalej@apple.com>
6781 * config/rs6000/darwin-tramp.asm (__trampoline_setup):
6782 Make work for 64 bit.
6784 2005-01-31 Roger Sayle <roger@eyesopen.com>
6785 Dale Johannesen <dalej@apple.com>
6788 * fold-const.c (fold_binary_op_with_conditional_arg):
6789 Make types match original operands, before STRIP_NOPS.
6791 2005-01-31 Alan Modra <amodra@bigpond.net.au>
6793 * config/rs6000/linux-unwind.h (struct gcc_vregs): New.
6794 (struct gcc_regs): Rename from gcc_pt_regs. Add more regs.
6795 (struct gcc_sigcontext): Delete. Merge contents to..
6796 (struct gcc_ucontext): ..here.
6797 (get_sigcontext): Delete.
6798 (get_regs): New function, like get_sigcontext but return regs ptr.
6799 64-bit version finds regs from r1 to support vdso.
6800 (ppc_linux_aux_vector): New function.
6801 (ppc_fallback_frame_state): Modify for get_regs. Restore fprs
6804 2005-01-31 Ira Rosen <irar@il.ibm.com>
6806 * tree-vectorizer.c (vect_analyze_offset_expr): Use ssizetype instead
6808 (vect_get_base_and_offset): Use ssizetype instead sizetype. Remove
6809 redundant fold. Fix misalignment for MINUS_EXPR.
6810 (vect_compute_data_ref_alignment): Use ssizetype instead sizetype.
6811 (vect_analyze_pointer_ref_access): Likewise.
6812 (vect_get_memtag_and_dr): Likewise.
6814 2005-01-31 Richard Henderson <rth@redhat.com>
6816 * config/i386/i386.c (absnegsf2_mixed): Remove all of the # hackery.
6817 (absnegsf2_sse, absnegsf2_i387, absnegdf2_mixed, absnegdf2_sse,
6818 absnegdf2_i387, absnegxf2_i387): Likewise.
6820 2005-01-31 Richard Henderson <rth@redhat.com>
6823 * optabs.c (expand_copysign_absneg): New.
6824 (expand_copysign_bit): Split out from ...
6825 (expand_copysign): ... here. Use expand_copysign_absneg.
6827 2005-01-30 Roger Sayle <roger@eyesopen.com>
6830 * config/pa/pa.md (anddi3, iordi3): On HPPA64, disallow an integer
6831 constant as the second operand and a register as the third.
6833 2005-01-31 Danny Smith <dannysmith@users.sourceforge.net>
6836 * config/i386/i386.c (ix86_function_ok_for_sibcall): Also check
6837 that dllimport'd functions do not use all call-clobbered registers
6840 2005-01-30 Richard Henderson <rth@redhat.com>
6843 * optabs.c (expand_absneg_bit): Split out from expand_unop and
6844 expand_abs_nojump and generalize. Use operand_subword and
6845 emit_no_conflict_block. Support large modes.
6846 (expand_abs_nojump): Use it. Use HONOR_SIGNED_ZEROS to fall
6848 (expand_unop): Likewise. Use HONOR_SIGNED_ZEROS to fall back
6849 negation to subtraction.
6850 (expand_copysign): Check that the format has signed zeros.
6851 Use operand_subword and emit_no_conflict_block. Support large modes.
6853 2005-01-30 Daniel Berlin <dberlin@dberlin.org>
6855 Fix PR tree-optimization/19624
6857 * Makefile.in (tree-ssa-pre.o): Add CFGLOOP_H.
6858 * tree-ssa-pre.c: Add cfgloop.h.
6860 (pre_stats): New member, constified.
6861 (inserted_exprs): New static variable.
6862 (NECESSARY): New macro.
6863 (create_expression_by_pieces): Fold the expression, and
6864 mark it as defaulting to not necessary. Also put in
6866 (fully_constant_expression): New function.
6867 (insert_into_preds_of_block): Modify to not insert phis when we
6868 are playing with induction variables.
6869 Push phis onto the inserted_exprs vector, and mark them as not
6870 necessary by default.
6871 (insert_aux): Call fully_constant_expression on eprime.
6872 If all edges produce the same value, mark it constant.
6873 (mark_operand_necessary): New function.
6874 (remove_dead_inserted_code): New function.
6875 (init_pre): Init loop optimizer to get loop info.
6876 (fini_pre): Free loop_optimizer, and inserted_exprs vec.
6877 (execute_pre): Commit edge inserts, then remove dead code.
6879 2005-01-30 Richard Henderson <rth@redhat.com>
6881 * rtl.c (rtx_equal_p): No early exit for CONST_VECTOR.
6882 * varasm.c (const_rtx_hash_1): Handle CONST_VECTOR.
6884 2005-01-30 Richard Henderson <rth@redhat.com>
6887 * config/i386/i386.c (ix86_expand_copysign): New.
6888 (ix86_split_copysign_const): New.
6889 (ix86_split_copysign_var): Rename from ix86_split_copysign,
6890 rearrange op1/nmask operands.
6891 * config/i386/i386-protos.h: Update.
6892 * config/i386/i386.md (copysignsf3): Use ix86_expand_copysign.
6893 (copysigndf3): Likewise.
6894 (copysignsf3_const, copysigndf3_const): New.
6895 (copysignsf3_var): Rename from copysignsf3, split out splitter
6896 and fix split predicate for X constraint.
6897 (copysigndf3_var): Similarly.
6899 2005-01-30 Kazu Hirata <kazu@cs.umass.edu>
6901 * optabs.c, doc/c-tree.texi, doc/install.texi, doc/md.texi,
6902 doc/passes.texi, doc/rtl.texi, doc/sourcebuild.texi,
6903 doc/tm.texi, doc/tree-ssa.texi: Update copyright.
6905 2005-01-29 Richard Henderson <rth@redhat.com>
6908 * config/i386/i386.md (movdf_nointeger, movdf_integer): Fix ordering
6909 of # and * in constraints.
6911 2005-01-29 Richard Henderson <rth@redhat.com>
6914 * expr.c (store_field): Don't strip sub-mode cast when the input
6915 data is even smaller.
6917 2005-01-29 Richard Henderson <rth@redhat.com>
6920 * expr.c (categorize_ctor_elements_1): Check for CONSTRUCTOR of a
6923 2005-01-29 Richard Henderson <rth@redhat.com>
6925 * combine.c (make_field_assignment): Fix argument order
6928 2005-01-29 Richard Guenther <richard.guenther@uni-tuebingen.de>
6930 PR tree-optimization/15791
6931 * fold-const.c (extract_array_ref): New function.
6932 (fold): Fold comparisons between &a[i] and &a[j] or
6933 semantically equivalent trees.
6935 2005-01-29 Jeff Law <law@redhat.com>
6937 * gcse.c (insert_expr_in_table): Revamp handling of available
6938 and anticipatable occurrence lists to avoid unnecessary list
6940 (insert_set_in_table): Similarly.
6942 2005-01-29 Joseph S. Myers <joseph@codesourcery.com>
6944 * c-common.c (fix_string_type): Just use c_build_qualified_type to
6946 (c_build_qualified_type): Build qualified array types with
6947 TYPE_MAIN_VARIANT pointing to corresponding unqualified type.
6948 * c-decl.c (c_make_fname_decl): Build unqualified array type
6949 before qualified type.
6950 (grokdeclarator): Use TYPE_MAIN_VARIANT of typedef type if element
6951 type is qualified, not just if type itself is. Don't apply
6952 qualifiers to array type when declarator is processed. Apply
6953 qualifiers to field type whether or not it is an array type.
6954 Don't handle array types specially for applying qualifiers to
6956 * c-typeck.c (composite_type): Build unqualified element type and
6957 array type when forming composite of array types.
6958 (common_pointer_type, comptypes, comp_target_types,
6959 type_lists_compatible_p, build_indirect_ref, build_array_ref,
6960 convert_for_assignment): Don't apply TYPE_MAIN_VARIANT to array
6962 (type_lists_compatible_p): Cache TREE_VALUE (args1) and TREE_VALUE
6963 (args2) in variables a1 and a2.
6965 2005-01-29 Kazu Hirata <kazu@cs.umass.edu>
6967 * cse.c (n_elements_made, max_elements_made): Remove.
6968 (insert): Don't touch n_elements_made.
6969 (cse_main): Don't touch n_elements_made or max_elements_made.
6971 2005-01-28 Stephane Carrez <stcarrez@nerim.fr>
6974 * config/m68hc11/t-m68hc11-gas (dp-bit.c): Fix typo causing a
6975 configuration part of dp-bit.c to be lost.
6977 2005-01-28 Roger Sayle <roger@eyesopen.com>
6979 * expmed.c (expand_mult_highpart_optab): When attempting to use
6980 a non-widening multiplication in a wider mode, the operands need
6981 to be converted (zero or sign extended) to that mode.
6983 2005-01-28 Ian Lance Taylor <ian@airs.com>
6987 * gimple-low.c (block_may_fallthru): TRY_FINALLY_EXPR only falls
6988 through if both operands fall through.
6990 2005-01-28 Kazu Hirata <kazu@cs.umass.edu>
6992 * cse.c (fold_rtx) <PC>: Don't optimize.
6994 2005-01-28 Jeff Law <law@redhat.com>
6996 * fold-const.c (fold, case CEIL_MOD_EXPR): Optimize 0 % X.
6997 (case FLOOR_MOD_EXPR, ROUND_MOD_EXPR, TRUNC_MOD_EXPR): Similarly.
6999 2005-01-28 Kazu Hirata <kazu@cs.umass.edu>
7001 * cse.c (cse_reg_info_free_list, cse_reg_info_used_list,
7002 cse_reg_info_used_list_end): Remove.
7003 (cse_reg_info_list, cse_reg_info_list_free): New.
7004 (get_cse_reg_info): When allocating an instance of
7005 cse_reg_info, add it to the beginning of the cse_reg_info_list
7006 list. Remove code to maintain cse_reg_info_used_list.
7007 (new_basic_block): Reset the free list to the beginning of
7010 2005-01-28 Richard Sandiford <rsandifo@redhat.com>
7012 * config/frv/frv.c (bdesc_2arg): Remove __MDPACKH.
7013 (frv_init_builtins): Change its prototype to take 4 uhalf arguments.
7014 (frv_expand_mdpackh_builtin): New function.
7015 (frv_expand_builtin): Use it to expand __MDPACKH.
7016 * doc/extend.texi (__MDPACKH): Update documentation.
7018 2005-01-28 Uros Bizjak <uros@kss-loka.si>
7020 * config/i386/i386.c (ix86_expand_fp_absneg_operator): Use
7021 SSE_FLOAT_MODE_P for use_sse computation.
7023 2005-01-28 Ralf Corsepius <ralf.corsepius@rtems.org>
7026 * config/sparc/rtemself.h (LINK_GCC_C_SEQUENCE_SPEC): undefine.
7028 2005-01-27 Richard Henderson <rth@redhat.com>
7030 * builtins.c (expand_builtin_copysign): New.
7031 (expand_builtin): Call it.
7032 * genopinit.c (optabs): Add copysign_optab.
7033 * optabs.c (init_optabs): Initialize it.
7034 (expand_copysign): New.
7035 * optabs.h (OTI_copysign, copysign_optab): New.
7036 (expand_copysign): Declare.
7038 * config/alpha/alpha.md (UNSPEC_COPYSIGN): New.
7039 (copysignsf3, ncopysignsf3, copysigndf3, ncopysigndf3): New.
7041 * config/i386/i386.c (ix86_build_signbit_mask): Split from ...
7042 (ix86_expand_fp_absneg_operator): ... here.
7043 (ix86_split_copysign): New.
7044 * config/i386/i386-protos.h: Update.
7045 * config/i386/i386.md (UNSPEC_COPYSIGN): New.
7046 (copysignsf3, copysigndf3): New.
7048 * config/ia64/ia64.md (UNSPEC_COPYSIGN): New.
7049 (copysignsf3, ncopysignsf3): New.
7050 (copysigndf3, ncopysigndf3): New.
7051 (copysignxf3, ncopysignxf3): New.
7052 * config/ia64/ia64.c (rtx_needs_barrier): Handle UNSPEC_COPYSIGN.
7054 2005-01-27 Arend Bayer <arend.bayer@web.de>
7055 Kazu Hirata <kazu@cs.umass.edu>
7057 * cse.c: (find_best_addr): Don't call copy_rtx before calling
7058 fold_rtx. Save cost recomputation if fold_rtx did nothing.
7059 (fold_rtx) <ASM_OPERANDS>: Don't do anything if INSN is
7062 2005-01-27 Jeff Law <law@redhat.com>
7064 * tree-into-ssa.c (ssa_rewrite_initialize_block): Do not register
7065 definitions of SSA_NAMEs which are not being rewritten.
7066 (rewrite_ssa_into_ssa): Only initialize the current definition
7067 of an SSA_NAME if that SSA_NAME has been marked for rewriting.
7068 If checking is enabled, assert that SSA_NAME_AUX is clear for all
7069 SSA_NAMEs before returning.
7071 2005-01-27 Kazu Hirata <kazu@cs.umass.edu>
7073 * c-common.def, c-dump.c, c-gimplify.c, c-objc-common.c,
7074 cfgexpand.c, dbxout.c, function.h, opts.c, tree-flow-inline.h,
7075 tree-ssa-operands.h, tree-ssa-threadupdate.c, tree-tailcall.c,
7076 config/avr/avr.md, config/cris/aout.h, config/cris/cris.h,
7077 config/mips/iris6.h, config/sh/sh.c: Update copyright.
7079 2005-01-27 Steven Bosscher <stevenb@suse.de>
7082 * opts.c (decode_options): Move flag_thread_jumps from -O1 and
7083 higher to -O2 and higher. Likewise for tree PRE.
7084 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Only iterate at -O2
7087 2005-01-27 Ian Lance Taylor <ian@airs.com>
7090 * gimple-low.c (try_catch_may_fallthru): New static function.
7091 (block_may_fallthru): Handle TRY_CATCH_EXPR.
7092 * tree-inline.c (expand_call_inline): Don't warn about reaching
7093 the end of a non-void function being inlined if the function uses
7096 2005-01-27 Jakub Jelinek <jakub@redhat.com>
7098 * config/i386/i386.h (CALL_USED_REGISTERS): Fix comment pastos.
7101 * c-decl.c (warn_if_shadowing): Handle old_decl error_mark_node.
7102 (pushdecl): Only use DECL_FILE_SCOPE_P if DECL_P.
7103 (implicitly_declare): Handle error_mark_node.
7105 2005-01-27 Richard Henderson <rth@redhat.com>
7108 * tree.h (struct tree_decl): Add debug_expr_is_from.
7109 (DECL_DEBUG_EXPR_IS_FROM): New.
7110 (DECL_DEBUG_EXPR): Rename from DECL_DEBUG_ALIAS_OF.
7111 * dwarf2out.c (dwarf2out_var_location): Update to match.
7112 * tree-outof-ssa.c (create_temp): Likewise.
7113 * var-tracking.c (track_expr_p): Likewise.
7114 * tree-sra.c (instantiate_element): Set DECL_DEBUG_EXPR.
7115 * c-objc-common.c (c_tree_printer) <'D'>: Handle DECL_DEBUG_EXPR.
7116 * toplev.c (default_tree_printer): Likewise.
7118 2005-01-27 Alexandre Oliva <aoliva@redhat.com>
7120 * config/frv/frv.c (frv_class_likely_spilled_p): Add GR8_REGS,
7121 GR9_REGS, GR89_REGS, FDPIC_FPTR_REGS, FDPIC_REGS.
7123 2005-01-27 Steven Bosscher <stevenb@suse.de>
7125 * tree.h (SWITCH_COND, SWITCH_BODY, SWITCH_LABELS, CASE_LOW,
7126 CASE_HIGH, CASE_LABEL, ASM_STRING, ASM_OUTPUTS, ASM_INPUTS,
7127 ASM_CLOBBERS): Add tree checks.
7129 * c-common.h (SWITCH_TYPE): Rename to SWITCH_STMT_TYPE.
7130 (SWITCH_STMT_COND, SWITCH_STMT_BODY): New.
7131 * c-common.def (SWITCH_STMT): Update to match.
7132 * c-common.c (c_do_switch_warnings): Use SWITCH_STMT accessor
7133 macros instead of SWITCH_EXPR ones.
7134 * c-dump.c (c_dump_tree): Likewise.
7135 * c-gimplify.c (gimplify_switch_stmt): Likewise.
7136 * c-typeck.c (c_start_case, do_case, c_finish_case): Likewise.
7138 * doc/c-tree.texi (SWITCH_STMT): Update accessor macro names.
7140 2005-01-27 Alan Modra <amodra@bigpond.net.au>
7142 * unwind-dw2.c (execute_stack_op): Add missing cases for
7143 DW_OP_shl, DW_OP_shr, DW_OP_shra, DW_OP_xor.
7145 2005-01-27 Eric Botcazou <ebotcazou@libertysurf.fr>
7147 * config.gcc (Obsolete configurations): Remove 'dummy', add
7148 sparclite-*-coff*, sparclite-*-elf*, sparc86x-*-elf* and
7151 2005-01-26 Diego Novillo <dnovillo@redhat.com>
7153 PR tree-optimization/19633
7154 * tree-ssa-alias.c (ptr_is_dereferenced_by): Also handle
7156 (maybe_create_global_var): Do not create .GLOBAL_VAR if there
7157 are no call-clobbered variables.
7158 * tree-outof-ssa.c (check_replaceable): Return false for calls
7161 2005-01-26 Ulrich Weigand <uweigand@de.ibm.com>
7163 * dbxout.c (dbxout_symbol_location): Resolve constant pool references
7164 even for variables with NULL DECL_INITIAL.
7166 2005-01-26 Stuart Hastings <stuart@apple.com>
7168 * gimplify.c (shortcut_cond_expr): Re-compute side-effects.
7170 2005-01-26 Richard Henderson <rth@redhat.com>
7173 * c-decl.c (finish_struct): Set DECL_MODE after resetting a
7175 * expr.c (store_field): Strip conversions to odd-bit-sized types
7176 if the destination field width matches.
7178 2005-01-26 Richard Henderson <rth@redhat.com>
7180 * c-decl.c, expmed.c, expr.c: Revert last change.
7182 2005-01-26 Richard Henderson <rth@redhat.com>
7185 * c-decl.c (finish_struct): Set DECL_MODE after resetting a
7187 * expmed.c (store_fixed_bit_field): Create a paradoxical subreg
7188 if we don't need the bits above those present in the current mode.
7189 * expr.c (store_field): Strip conversions to odd-bit-sized types
7190 if the destination field width matches.
7192 2005-01-26 Richard Sandiford <rsandifo@redhat.com>
7194 * config/mips/iris6.h (ENDFILE_SPEC): Don't link in irix-csr.o if
7195 either -ffast-math or -funsafe-math-optimizations is in use.
7197 2005-01-26 Marek Michalkiewicz <marekm@amelek.gda.pl>
7201 * config/avr/avr.c (notice_update_cc): Only set condition code for
7202 ashrqi3 if shift count > 0.
7203 (out_shift_with_cnt): Handle shift count <= 0 as a no-op.
7204 (ashlqi3_out, ashlhi3_out, ashlsi3_out, ashrqi3_out, ashrhi3_out,
7205 ashrsi3_out, lshrqi3_out, lshrhi3_out, lshrsi3_out): Handle shift
7206 count <= 0 as a no-op, and shift count >= width by copying zero
7207 or sign bit to all bits of the result.
7208 * config/avr/avr.md (all shifts): Add alternatives for zero shift
7209 count, with attribute "length" set to 0 and "cc" set to "none".
7211 2005-01-26 Aldy Hernandez <aldyh@redhat.com>
7213 * doc/invoke.texi: Document -mTLS.
7215 * testsuite/gcc.target/frv/all-tls-global-dynamic.c: New.
7216 * testsuite/gcc.target/frv/all-tls-initial-exec.c: New.
7217 * testsuite/gcc.target/frv/all-tls-initial-exec-pic.c: New.
7218 * testsuite/gcc.target/frv/all-tls-local-dynamic.c: New.
7219 * testsuite/gcc.target/frv/all-tls-local-dynamic-plt.c: New.
7220 * testsuite/gcc.target/frv/all-tls-local-dynamic-plt-pic.c: New.
7221 * testsuite/gcc.target/frv/all-tls-local-exec.c: New.
7222 * testsuite/gcc.target/frv/all-tls-local-exec-TLS.c: New.
7224 * configure.ac: Check for a TLS capable gas.
7226 * configure: Regenerate.
7228 2005-01-26 Richard Henderson <rth@redhat.com>
7231 * combine.c (make_field_assignment): Simplify store to zero_extract
7232 from a source with an overlapping mask.
7234 2005-01-26 Aldy Hernandez <aldyh@redhat.com>
7236 2004-11-11 Eric Christopher <echristo@redhat.com>
7238 * config/frv/frv.md: Add fr400_integer automaton. Don't
7239 allow TYPE_MUL, TYPE_MACC, or TYPE_CUT to issue in parallel
7242 2005-01-26 Steven Bosscher <stevenb@suse.de>
7245 * cfgbuild.c (make_edges): Do not clear or set
7246 current_function_has_computed_jump.
7247 * function.h (struct function): Remove the has_computed_jump field.
7248 (current_function_has_computed_jump): Do not define.
7249 * sched-rgn.c (is_cfg_nonregular): Return true if a basic block ends
7250 in a computed jump. Ignore current_function_has_computed_jump.
7252 2005-01-26 Richard Henderson <rth@redhat.com>
7255 * expr.c (categorize_ctor_elements): New argument p_must_clear.
7256 (categorize_ctor_elements_1): Likewise. Detect a union that isn't
7258 (mostly_zeros_p): Update for new categorize_ctor_elements argument.
7259 * gimplify.c (gimplify_init_constructor): Likewise. Only shove
7260 objects into static storage if they have more than one non-zero value.
7261 * tree.h (categorize_ctor_elements): Update decl.
7263 2005-01-26 Steven Bosscher <stevenb@suse.de>
7266 * tree.h (CALL_EXPR_TAILCALL): Add comment.
7267 * calls.c (check_sibcall_argument_overlap_1): Revert the change
7268 to this function from 2004-07-10.
7269 * tree-tailcall.c (suitable_for_tail_opt_p): Do not consider the
7270 the current function for tail call optimizations if the address
7271 of one of it its arguments is taken.
7273 2005-01-26 Kazu Hirata <kazu@cs.umass.edu>
7275 * cse.c (fold_rtx): Call equiv_constant only when necessary.
7277 2005-01-26 Bernd Schmidt <bernd.schmidt@analog.com>
7279 * function.c (expand_function_end): If current_function_calls_alloca,
7280 emit stack restore in a place that is reached when the function falls
7283 2005-01-26 Alexandre Oliva <aoliva@redhat.com>
7285 * Makefile.in (../$(build_subdir)/fixincludes/fixincl): Add dummy
7286 rule to avoid matching inappropriate suffix rule.
7288 2005-01-26 Jan Hubicka <jh@suse.cz>
7290 PR tree-optimization/19241
7291 * tree-inline.c (copy_body_r): Do not walk subtrees after substituting.
7293 2005-01-26 Hans-Peter Nilsson <hp@axis.com>
7295 * config/cris/cris.h (LIB_SPEC) <sim*>: Use -lsyslinux, not
7296 -lsyssim. Wrap -lc -lsyssim in --start-group --end-group instead
7298 (STARTFILE_SPEC): Add crti.o, before crtbegin.o.
7299 <sim*>: Always use crt1.o, regardless of N in simN.
7300 <!sim>: Drop support for -pg and -p variants; always use crt0.o.
7301 (ENDFILE_SPEC): Add crtn.o, after crtend.o.
7302 (CRT_CALL_STATIC_FUNCTION): Remove.
7303 * config/cris/aout.h (STARTFILE_SPEC): <!melinux && sim*>: Always
7304 use crt1.o, regardless of N in simN.
7305 <!sim>: Drop support for -pg and -p variants; always use crt0.o.
7306 (LIB_SPEC): Do not define; default to the one in config/cris/cris.h.
7307 (CRIS_CPP_SUBTARGET_SPEC) <melinux && !nostdinc>: Remove special
7308 case isystem setting.
7309 (MAX_OFILE_ALIGNMENT): Correct to 32, not 16.
7311 2005-01-25 Ian Lance Taylor <ian@airs.com>
7313 * gimple-low.c (block_may_fallthru): Correct handling of
7314 SWITCH_EXPR--may fall through if SWITCH_LABELS is NULL.
7316 2005-01-26 Hans-Peter Nilsson <hp@axis.com>
7318 * config/cris/cris.h (CPP_SPEC): Adjust the various mtune=
7319 handlers to match indentation; nested under the mtune=* handler.
7320 Similar for mcpu= and march=.
7322 2005-01-25 Daniel Jacobowitz <dan@codesourcery.com>
7324 * config/mips/linux.h (LIB_SPEC): Remove -rpath-link.
7325 * config/mips/linux64.h (LIB_SPEC): Likewise.
7326 * config/mn10300/linux.h (LIB_SPEC): Likewise.
7327 * config/sh/linux.h (LIB_SPEC): Likewise.
7329 2005-01-25 Aldy Hernandez <aldyh@redhat.com>
7331 * config/frv/frv.c (frv_legitimize_tls_address): New.
7332 (TARGET_HAVE_TLS): Define.
7333 (FRV_SYMBOL_REF_TLS_P): Define.
7334 (frv_override_options): Handle new register classes.
7335 (frv_legitimate_address_p): Reject tls addresses.
7336 (frv_legitimize_address): Handle TLS addresses.
7337 (gen_inlined_tls_plt): New.
7339 (frv_legitimize_tls_address): New.
7340 (unspec_got_name): Add TLS entries.
7341 (got12_operand): Add R_FRV_TLSMOFF12 case.
7342 (frv_emit_move): Fixup TLS addresses.
7343 (frv_emit_movsi): Legitimize TLS addresses.
7345 * config/frv/frv.h (MASK_BIG_TLS): New.
7346 (TARGET_BIG_TLS): New.
7347 (HAVE_AS_TLS): Define.
7348 (TARGET_SWITCHES): Add -mTLS and -mtls options.
7349 (enum reg_class): Add GR8_REGS, GR9_REGS, GR89_REGS.
7350 (REG_CLASS_NAMES): Same.
7351 (REG_CLASS_CONTENTS): Same.
7352 (CONSTRAINT_LEN): New.
7353 (REG_CLASS_FROM_CONSTRAINT): New.
7354 (PREDICATE_CODES): Add symbolic_operand.
7356 * config/frv/frv.md (define_constants): Add UNSPEC_GETTLSOFF,
7357 UNSPEC_TLS_LOAD_GOTTLSOFF12, UNSPEC_TLS_INDIRECT_CALL,
7358 UNSPEC_TLS_TLSDESC_LDD, UNSPEC_TLS_TLSDESC_LDD_AUX,
7359 UNSPEC_TLS_TLSOFF_LD, UNSPEC_TLS_LDDI, UNSPEC_TLSOFF_HILO,
7360 R_FRV_GOTTLSOFF_HI, R_FRV_GOTTLSOFF_LO, R_FRV_TLSMOFFHI,
7361 R_FRV_TLSMOFFLO, R_FRV_TLSMOFF12, R_FRV_TLSDESCHI,
7362 R_FRV_TLSDESCLO, R_FRV_GOTTLSDESCHI, R_FRV_GOTTLSDESCLO, GR8_REG,
7363 GR9_REG, GR14_REG, LRREG.
7364 (type): Add load_or_call attribute.
7365 ("load_or_call"): New reservation.
7366 ("call_gettlsoff"): New.
7367 ("tls_indirect_call"): New.
7368 ("tls_load_gottlsoff12"): New.
7369 ("tlsoff_hilo"): New.
7370 ("tls_tlsdesc_ldd"): New.
7371 ("tls_tlsoff_ld"): New.
7374 * config/frv/frv-protos.h (symbolic_operand): Protoize.
7376 2005-01-25 Alexandre Oliva <aoliva@redhat.com>
7378 * config/frv/frv.h (ASM_OUTPUT_DWARF_DTPREL): Define.
7379 * config/frv/frv-protos.h (frv_output_dwarf_dtprel): Declare.
7380 * config/frv/frv.c (TLS_BIAS): Define.
7381 (frv_output_dwarf_dtprel): New.
7383 2005-01-26 Jakub Jelinek <jakub@redhat.com>
7385 PR rtl-optimization/19579
7386 * ifcvt.c (noce_try_cmove_arith): If emitting instructions to set up
7387 both A and B, see if they don't clobber registers the other expr uses.
7389 2005-01-25 J"orn Rennecke <joern.rennecke@st.com>
7391 * real.c (do_add): Initialize signalling and canonical members.
7393 * real.c (real_from_integer): Zero out destination.
7395 2005-01-18 Jan Hubicka <jh@suse.cz>
7397 PR tree-optimize/19337
7398 * tree-inline.c (initialize_inlined_parameters): Copy
7399 saved_static_chain_decl only.
7401 2005-01-25 Richard Henderson <rth@redhat.com>
7405 * config/i386/i386.c (x86_inter_unit_moves): Zero.
7406 (ix86_preferred_reload_class): Rewrite fp-constant section, with
7407 80387 enabled, to return a proper subclass. Return the subset that
7408 overlaps with GENERAL_REGS for PLUS.
7409 * config/i386/i386.md (movsi_1, movdi_2): Set type to "mmx" for pxor.
7411 2005-01-25 Richard Henderson <rth@redhat.com>
7414 * tree-complex.c (expand_complex_div_wide): Use the correct formulae.
7416 2005-01-25 Roger Sayle <roger@eyesopen.com>
7418 * expmed.c (choose_multiplier): Change interface to return the
7419 multiplier lowpart as an rtx instead of an unsigned HOST_WIDE_INT.
7420 (expand_divmod): Update calls to choose_multiplier.
7422 2005-01-24 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
7425 * expmed.c (extract_bit_field): Use adjust_address instead of
7426 gen_lowpart when op0 is a MEM.
7428 2005-01-24 Steven Bosscher <stevenb@suse.de>
7430 * cfgexpand.c (expand_gimple_tailcall): Fix typo.
7432 2005-01-24 Richard Sandiford <rsandifo@redhat.com>
7434 * config/mips/irix-csr.c: New file.
7435 * config/mips/t-iris6 (irix-csr.o): New rule to build it.
7436 (EXTRA_MULTILIB_PARTS): Add irix-csr.o.
7437 * config/mips/iris6.h (ENDFILE_SPEC): Include it in n32 and n64
7440 2005-01-24 Eric Botcazou <ebotcazou@libertysurf.fr>
7443 * config.gcc (sparc-*-elf*): Remove sol2.h, sparc/sol2.h and
7444 sparc/elf.h, add sparc/sp-elf.h.
7445 (sparc-*-rtems*): Likewise.
7446 (sparclite-*-elf*): Remove sol2.h, sparc/sol2.h, sparc/elf.h and
7447 tm-dwarf2.h, add sparc/sp-elf.h.
7448 (sparc86x-*-elf): Likewise.
7449 (sparc64-*-elf*): Remove sol2.h, sparc/sol2.h and tm-dwarf2.h.
7450 * config/sparc/liteelf.h (TARGET_SUB_OS_CPP_BUILTINS): Rename into
7451 TARGET_OS_CPP_BUILTINS.
7452 * config/sparc/sp86x-elf (TARGET_SUB_OS_CPP_BUILTINS): Likewise.
7453 * config/sparc/rtemself.h (TARGET_SUB_OS_CPP_BUILTINS): Likewise.
7455 * config/sparc/openbsd64.h (NO_IMPLICIT_EXTERN_C): Undefine.
7456 * config/sparc/sp64-elf.h (NO_IMPLICIT_EXTERN_C): New macro.
7457 (SWITCH_TAKES_ARG): Likewise.
7458 (LOCAL_LABEL_PREFIX): Likewise.
7459 (ASM_GENERATE_INTERNAL_LABEL): Likewise.
7460 (TARGET_N_FORMAT_TYPES): Delete.
7461 (TARGET_FORMAT_TYPES): Likewise.
7462 (ASM_DECLARE_FUNCTION_SIZE): Likewise.
7463 * config/sparc/elf.h: Delete.
7464 * config/sparc/sp-elf.h: New file.
7466 2005-01-24 Kazu Hirata <kazu@cs.umass.edu>
7468 * tree-flow-inline.h (phi_arg_from_edge): Remove.
7469 * tree-flow.h: Remove the corresponding prototype.
7470 * tree-ssa-operands.h, tree-ssa-threadupdate.c, tree-ssa.c,
7471 tree-vectorizer.c: Use dest_idx instead of phi_arg_from_edge.
7473 2005-01-24 Jakub Jelinek <jakub@redhat.com>
7476 * config/rs6000/rs6000.c (rs6000_file_start): Create toc section
7477 for AIX ABI or ELF -fPIC.
7478 (rs6000_emit_load_toc_table): Don't create toc_section here.
7479 (rs6000_xcoff_file_start): Nor here.
7481 2005-01-24 J"orn Rennecke <joern.rennecke@st.com>
7483 * sh.c (ra.h): Don't #include.
7484 (hard_regs_intersect_p): New function, resurrected from ra.c.
7486 * sh.c: Fix 1996 Copyright.
7488 2005-01-24 Richard Henderson <rth@redhat.com>
7489 Aldy Hernandez <aldyh@redhat.com>
7491 * regrename.c (note_sets): Handle subregs.
7493 2005-01-24 Joseph S. Myers <joseph@codesourcery.com>
7496 * genconditions.c (write_header, write_conditions): Elide file if
7499 2005-01-24 Kazu Hirata <kazu@cs.umass.edu>
7501 * c-opts.c, expmed.c, gengtype.c, tree-complex.c,
7502 config/arm/iwmmxt.md, config/avr/avr.c, config/s390/s390.h:
7505 2005-01-24 Jakub Jelinek <jakub@redhat.com>
7507 * builtins.c (get_pointer_alignment, gimplify_va_arg_expr,
7508 expand_builtin_printf, expand_builtin_fprintf,
7509 expand_builtin_sprintf): Use POINTER_TYPE_P instead TREE_CODE
7510 checking against POINTER_TYPE.
7511 (validate_arglist): Handle POINTER_TYPE code by checking
7514 2005-01-24 Paolo Bonzini <bonzini@gnu.org>
7516 * rtlanal.c (non_rtx_starting_operands, for_each_rtx_1,
7518 (for_each_rtx): Call for_each_rtx_1.
7519 * rtl.h (init_rtlanal): Declare.
7520 * toplev.c (backend_init): Call init_rtlanal.
7522 2005-01-24 Jakub Jelinek <jakub@redhat.com>
7524 * flow.c (propagate_one_insn): Formatting.
7527 * flow.c (libcall_dead_p): Be more conservative if unsure.
7528 If there are any instructions between insn and call, see if they are
7529 all dead before saying the libcall is dead.
7531 2005-01-24 Uros Bizjak <uros@kss-loka.si>
7533 * config/i386/i386.md (*extendsfdf2_sse): Use "nonimmediate_operand"
7534 operand constraint for operand 0.
7536 2005-01-23 Richard Henderson <rth@redhat.com>
7539 * tree-complex.c (expand_complex_div_wide): Set EDGE_FALLTHRU on
7540 edges leading to join block.
7542 2005-01-23 Roger Sayle <roger@eyesopen.com>
7544 * expmed.c (expand_mult_highpart): Make static. Change type of
7545 constant multiplier argument from unsigned HOST_WIDE_INT to rtx.
7546 (expand_divmod): Updates calls to expand_mult_highpart by using
7547 gen_int_mode to pass a CONST_INT rtx.
7548 * rtl.h (expand_mult_highpart): Remove prototype.
7550 2005-01-23 Kazu Hirata <kazu@cs.umass.edu>
7552 * flow.c (regset_bytes, regset_size): Remove.
7554 * cfganal.c: Fix a reference to Harvey's paper.
7556 2005-01-23 Steven Bosscher <stevenb@suse.de>
7558 PR rtl-optimization/19464
7559 * tree-optimize.c (init_tree_optimization_passes): Add one more
7560 copyrename pass just before out-of-ssa.
7562 2005-01-23 Joseph S. Myers <joseph@codesourcery.com>
7565 * recog.c (recog_memoized): Don't define if GENERATOR_FILE.
7566 * ggc-none.c (ggc_free): Define.
7568 2005-01-23 Kazu Hirata <kazu@cs.umass.edu>
7570 * cse.c (max_reg, max_insn_uid): Remove.
7571 (cse_main): Don't access max_reg or max_insn_uid.
7573 * c-common.c (explicit_flag_signed_bitfields,
7574 lang_statement_code_p, lang_expand_function_end): Remove.
7575 * c-common.h: Remove the corresponding declarations.
7576 * c-opts.c (c_common_handle_option): Remove all write access
7577 to explicit_flag_signed_bitfields.
7579 * cgraph.c (cgraph_varpool_n_nodes): Remove.
7580 (cgraph_varpool_node): Don't access cgraph_varpool_n_nodes.
7581 * cgraph.h: Remove the corresponding declaration.
7583 * gcse.c (null_pointer_info): Remove.
7585 2005-01-23 Roger Sayle <roger@eyesopen.com>
7586 Eric Botcazou <ebotcazou@libertysurf.fr>
7588 * combine.c (simplify_logical): Only simplify logical expressions
7589 of the form ior(and(x,y),z) by the inverse distributive law if the
7590 result is cheaper than the original.
7592 2005-01-23 Kazu Hirata <kazu@cs.umass.edu>
7594 * alias.c, c-common.h, c-incpath.c, c-incpath.h, expr.c,
7595 fold-const.c, gimplify.c, params.h, tree-data-ref.c,
7596 tree-if-conv.c, tree-nested.c, tree-outof-ssa.c,
7597 tree-ssa-dom.c, tree-vectorizer.c, tree.def, config/darwin.c,
7598 config/freebsd-spec.h, config/arm/arm.h,
7599 config/h8300/h8300.md, config/i386/i386.md,
7600 config/i386/predicates.md, config/i386/sse.md,
7601 config/ia64/ia64.c, config/ip2k/ip2k.c, config/s390/s390.c,
7602 config/vax/vax.md: Fix comment typos. Follow spelling
7605 2005-01-23 Steven Bosscher <stevenb@suse.de>
7607 * gengtype.c (walk_type): Produce `not equal to' compares for loop
7608 tests, instead of `less than'.
7610 2005-01-23 Richard Sandiford <rsandifo@redhat.com>
7612 * function.c (assign_parm_setup_block): When creating a new stack slot
7613 for a parameter, get its alignment from the parameter's DECL_ALIGN
7614 rather than the type's TYPE_ALIGN. Make sure that the parameter
7615 is at least word aligned.
7617 2005-01-22 Roger Sayle <roger@eyesopen.com>
7620 * config/avr/avr.c (avr_hard_regno_mode_ok): Rewrite.
7622 2005-01-22 Richard Henderson <rth@redhat.com>
7625 * config/i386/i386.md (movsfcc_1_sse_max): Use nonimmediate_operand
7626 in both compare operands.
7627 (movdfcc_1_sse_max): Likewise.
7628 (movsfcc_1_sse): Likewise. Add earlyclobber for scratch.
7629 (movdfcc_1_sse): Likewise.
7630 * config/i386/i386.c (ix86_split_sse_movcc): Emit copies into the
7631 scratch register as needed.
7633 2005-01-22 Richard Henderson <rth@redhat.com>
7635 * config/i386/i386.md (smaxsf3): Fix mnemonic typo.
7637 * config/i386/i386.c (ix86_prepare_fp_compare_args): Fix is_sse test.
7639 2005-01-22 Richard Henderson <rth@redhat.com>
7641 * genopinit.c (optabs): Use smin/smax for floating point too.
7642 * doc/md.texi: Update to match. Clarify that floating point
7643 results are undefined for +0/-0 and NaN.
7644 * doc/rtl.texi: Likewise.
7645 * rtl.def (SMIN, SMAX): Likewise
7646 * tree.def (MIN_EXPR, MAX_EXPR): Likewise.
7648 * config/alpha/alpha.md (smaxdf3, smindf3, smaxsf3, sminsf3): Add
7649 leading 's' to the name.
7650 * config/ia64/ia64.md (smaxsf3, sminsf3, smaxdf3, smindf3,
7651 smaxxf3, sminxf3): Likewise.
7652 * config/rs6000/rs6000.md (smaxdf3, smindf3, smaxsf3, sminsf3):
7655 2005-01-22 Paul Brook <paul@codesourcery.com>
7657 * config/arm/arm.md: Use "Uy" constraint for wcgr load/stores.
7659 2005-01-21 Mark Dettinger <dettinge@de.ibm.com>
7661 * config/s390/s390.c (struct processor_costs): New fields
7662 dlgr, dlr, dr, dsgfr, dsgr.
7663 (z900_cost, z990_cost): Values for new fields.
7664 (s390_rtx_costs): New cases MEM und COMPARE in switch
7665 statement. Modified handling of SIGN_EXTEND, ZERO_EXTEND,
7666 DIV, MOD, UDIV, UMOD.
7668 2005-01-21 Ulrich Weigand <uweigand@de.ibm.com>
7670 * config/s390/s390.md ("doloop_si64"): Reload input value directly
7671 into the register being decremented.
7672 ("doloop_si31", "doloop_di"): Likewise.
7673 ("*doloop_si_long"): Adapt pattern.
7675 2005-01-21 Ulrich Weigand <uweigand@de.ibm.com>
7677 * config/s390/s390.h (HARD_REGNO_NREGS): Fix computation for
7679 (CLASS_MAX_NREGS): Likewise.
7681 2005-01-21 Daniel Berlin <dberlin@dberlin.org>
7683 * doc/tree-ssa.texi (Statement Operands): Add example for new
7684 must-def macro. Note deprecation of old operands interface.
7686 2005-01-22 Richard Sandiford <rsandifo@redhat.com>
7688 PR tree-optimization/19484
7689 * tree-cfg.c (remove_fallthru_edge): New function.
7690 (cleanup_control_flow): Remove fallthru edges from calls that are
7691 now known not to return.
7693 2005-01-20 Daniel Berlin <dberlin@dberlin.org>
7695 Fix PR tree-optimization/19038
7696 * tree-ssa-dom.c (cprop_operand): Don't replace loop invaeriant
7697 copies with loop variant ones.
7699 2005-01-22 Kazu Hirata <kazu@cs.umass.edu>
7701 * cfganal.c, real.h, reorg.c, timevar.def, tree-ssa-ccp.c,
7702 config/alpha/alpha-protos.h, config/alpha/alpha.h,
7703 config/alpha/alpha.md, config/alpha/predicates.md,
7704 config/sparc/freebsd.h, config/sparc/netbsd-elf.h,
7705 config/sparc/sol2.h: Update copyright.
7707 * tree-cfg.c (remove_forwarder_block_with_phi): Look at the
7708 first label to see if it is a nonlocal label.
7710 2005-01-22 David Edelsohn <edelsohn@gnu.org>
7711 Andrew Pinski <pinskia@physics.uc.edu>
7714 * config/rs6000/rs6000.c (rs6000_va_start): Saturate n_gpr at
7715 maximum number of GPRs. Saturate n_fpr at maximum number of FPRs.
7717 2005-01-22 Ralf Corsepius <ralf.corsepius@rtems.org>
7719 * config/rs6000/rtems.h: Update copyright.
7721 2005-01-22 Ralf Corsepius <ralf.corsepius@rtems.org>
7724 * config/rs6000/rtems.h: Resurrect cpp_os_rtems_spec from gcc < 3.4.
7725 (CPP_OS_RTEMS_SPEC): New (From gcc-3.3's config/rs6000/sys4.h).
7726 (SUBSUBTARGET_EXTRA_SPECS): Use CPP_OS_RTEMS_SPEC.
7728 2005-01-22 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
7731 * c-typeck.c (convert_arguments): Check for error_mark_node.
7733 2005-01-21 Ian Lance Taylor <ian@airs.com>
7735 PR tree-optimization/13000
7736 * tree-inline.c: Include "tree-flow.h".
7737 (expand_call_inline): If warn_return_type, warn if non-void inline
7738 function falls through.
7739 * tree-cfg.c (execute_warn_function_return): Don't warn about
7740 control reaching end if TREE_NO_WARNING is set. Set
7742 * gimple-low.c (block_may_fallthru): Don't assume that SWITCH_EXPR
7744 * gimplify.c (shortcut_cond_expr): Don't emit a jump over the else
7745 branch if we don't need one.
7746 * c-typeck.c: Include "tree-flow.h"
7747 (c_finish_bc_stmt): Don't add a goto if the current statement
7748 list doesn't fall through to the current point.
7750 2005-01-21 Roger Sayle <roger@eyesopen.com>
7752 PR rtl-optimization/576
7753 * real.c (real_arithmetic): Change return type from void to bool
7754 to return an indication that the result may be inexact.
7755 * real.h (real_arithmeric): Update prototype.
7756 * fold-const.c (const_binop): Don't constant fold floating
7757 point expressions when the user specifies -frounding-math and
7758 the result may depend upon the run-time rounding mode.
7759 (fold_convert_const_real_from_real): Clean-up.
7760 (fold_initializer): Ignore flag_rounding_math for initializers.
7761 * simplify-rtx.c (simplify_binary_operation): Likewise, don't
7762 constant fold FP operations with flag_rounding_math if the
7763 result may depend upon the run-time rounding mode.
7765 2005-01-21 Tom Tromey <tromey@redhat.com>
7767 * c-cppbuiltin.c (define__GNUC__): Correct assertion.
7769 2005-01-21 Kazu Hirata <kazu@cs.umass.edu>
7771 * tree-cfg.c: Fix comment typos.
7773 2005-01-21 J"orn Rennecke <joern.rennecke@st.com>
7775 * passes.c (rest_of_handle_flow2): Close / open the flow2 dump file
7776 around the call to rest_of_handle_branch_target_load_optimize.
7778 2005-01-21 Eric Botcazou <ebotcazou@libertysurf.fr>
7780 * config.gcc (sparc-*-netbsdelf*): Include dbxelf.h
7781 (sparc64-*-openbsd*): Likewise.
7782 (sparclite-*-elf*): Include tm-dwarf2.h.
7783 (sparc86x-*-elf*): Likewise.
7784 (sparc64-*-elf*): Likewise.
7785 * config/sparc/linux64.h (DWARF2_DEBUGGING_INFO): Delete.
7786 (DBX_DEBUGGING_INFO): Likewise.
7787 * config/sparc/liteelf.h (DWARF2_DEBUGGING_INFO): Likewise.
7788 (PREFERRED_DEBUGGING_TYPE): Likewise.
7789 * config/sparc/netbsd-elf.h (PREFERRED_DEBUGGING_TYPE): Likewise.
7790 * config/sparc/sp64-elf.h (DBX_DEBUGGING_INFO): Likewise.
7791 (PREFERRED_DEBUGGING_TYPE): Likewise.
7792 * config/sparc/sp86x-elf.h (DWARF2_DEBUGGING_INFO): Likewise.
7793 (PREFERRED_DEBUGGING_TYPE): Likewise.
7794 * config/sparc/sparc.h (DBX_DEBUGGING_INFO): Likewise.
7796 2005-01-21 Hans-Peter Nilsson <hp@bitrange.com>
7799 * combine.c (combine_simplify_rtx): Revert change of 2004-12-31.
7801 2005-01-20 Paul Brook <paul@codesourcery.com>
7803 * doc/rtl.texi: Document value extension requirements for CONST_INT.
7805 2005-01-20 Kazu Hirata <kazu@cs.umass.edu>
7807 * tree-cfg.c (tree_verify_flow_info): Check that a nonlocal
7808 label is first in a sequence of labels.
7810 * tree-cfg.c (tree_verify_flow_info): Fix a typo.
7812 2005-01-20 Janis Johnson <janis187@us.ibm.com>
7813 Giovanni Bajo <giovannibajo@gcc.gnu.org>
7815 * doc/sourcebuild.texi (Test Directives): New.
7817 2005-01-20 Roger Sayle <roger@eyesopen.com>
7819 * real.c (real_floor): Don't leave the result uninitialized when
7820 mode is VOIDMode, but return the unrounded intermediate value.
7821 (real_ceil): Likewise.
7823 2005-01-20 Paul Brook <paul@codesourcery.com>
7825 * config/arm/arm.md (insv): Use gen_int_mode.
7827 2005-01-20 Eric Botcazou <ebotcazou@libertysurf.fr>
7829 * config/sparc/freebsd.h (ASM_OUTPUT_INTERNAL_LABELREF): Delete.
7830 * config/sparc/linux.h (ASM_OUTPUT_INTERNAL_LABELREF): Likewise.
7831 * config/sparc/linux64.h (ASM_OUTPUT_INTERNAL_LABELREF): Likewise.
7832 * config/sparc/netbsd-elf.h (ASM_OUTPUT_INTERNAL_LABELREF): Likewise.
7833 * config/sparc/sol2.h (ASM_OUTPUT_INTERNAL_LABELREF): Likewise.
7835 2005-01-20 Daniel Berlin <dberlin@dberlin.org>
7838 * dwarf2out.c (concat_loc_descriptor): We don't know we can use
7839 fbreg, so we have to assume we can't.
7840 (loc_descriptor_from_tree_1): Ditto.
7841 (containing_function_has_frame_base): New function.
7842 (add_location_or_const_value_attribute): Use it.
7843 Also try to generate a frame_base from a single element location
7846 2005-01-20 Kazu Hirata <kazu@cs.umass.edu>
7848 PR tree-optimization/15349
7849 * timevar.def (TV_TREE_MERGE_PHI): New.
7850 * tree-cfg.c (tree_forwarder_block_p): Add a new argument
7852 (remove_forwarder_block, cleanup_forwarder_blocks): Adjust the
7853 calls to tree_forwarder_block_p.
7854 (remove_forwarder_block_with_phi, merge_phi_nodes,
7855 gate_merge_phi, pass_merge_phi): New.
7856 * tree-optimize.c (init_tree_optimization_passes): Add
7858 * tree-pass.h: Add an extern for pass_merge_phi;
7860 2005-01-20 Richard Henderson <rth@redhat.com>
7863 * config/i386/emmintrin.h (_mm_castpd_ps, _mm_castpd_si128): New.
7864 (_mm_castps_pd, _mm_castps_si128): New.
7865 (_mm_castsi128_ps, _mm_castsi128_pd): New.
7867 2005-01-20 Richard Henderson <rth@redhat.com>
7870 * config/i386/mmintrin.h (_mm_cvtsi32_si64): Use
7871 __builtin_ia32_vec_init_v2si.
7872 (_mm_cvtsi64_si32): Use __builtin_ia32_vec_ext_v2si.
7873 * config/i386/i386.c (IX86_BUILTIN_VEC_EXT_V2SI): New.
7874 (ix86_init_mmx_sse_builtins): Create it.
7875 (ix86_expand_builtin): Expand it.
7876 (ix86_expand_vector_set): Handle V2SFmode and V2SImode.
7877 * config/i386/mmx.md (vec_extractv2sf_0, vec_extractv2sf_1): New.
7878 (vec_extractv2si_0, vec_extractv2si_1): New.
7880 2005-01-20 Richard Henderson <rth@redhat.com>
7883 * config/i386/i386.c (ix86_expand_push): New.
7884 * config/i386/mmx.md (push<MMXMODE>1): New.
7885 * config/i386/sse.md (push<SSEMODE>1): New.
7886 * config/i386/i386-protos.h: Update.
7888 2005-01-20 Kazu Hirata <kazu@cs.umass.edu>
7890 * params.def, params.h, predict.c, tree-ssa-loop-im.c: Update
7893 2005-01-20 Richard Henderson <rth@redhat.com>
7895 * rtl.def (CONST_VECTOR): Use RTX_CONST_OBJ.
7896 * rtl.h (CONSTANT_P): Don't special case CONST_VECTOR.
7898 2005-01-19 Richard Henderson <rth@redhat.com>
7901 * config/i386/i386.c (ix86_expand_vector_move_misalign): Convert
7902 to V4SFmode in SSE1 fallback load path.
7904 2005-01-19 Richard Henderson <rth@redhat.com>
7906 * config/i386/i386.c (ix86_expand_vector_init_one_var): Fix typo
7907 in QImode expansion to ix86_expand_vector_set.
7908 (ix86_expand_vector_init_general): Fix typo in V8HImode recursive call.
7910 2005-01-19 Richard Henderson <rth@redhat.com>
7913 * config/i386/i386.c (ix86_preferred_reload_class): Return a proper
7914 subclass of the input class.
7915 (ix86_secondary_memory_needed): Always true for cross-MMX classes.
7916 Always true for cross-SSE1 classes. Rationalize conditionals.
7917 * config/i386/i386.h (SSE_CLASS_P, MMX_CLASS_P): Use straight equality.
7918 * config/i386/i386.md (movsi_1): Add MMX/SSE zeros. Fix alternatives
7919 for SSE1. Don't check TARGET_INTER_UNIT_MOVES.
7920 (movdi_2): Add MMX/SSE zeros.
7921 (movdi_1_rex64): Likewise. Don't check TARGET_INTER_UNIT_MOVES.
7922 (movsf_1): Don't check TARGET_INTER_UNIT_MOVES.
7923 (zero_extendsidi2_32, zero_extendsidi2_rex64): Likewise.
7924 (movsi_1_nointernunit, movdi_1_rex64_nointerunit): Remove.
7925 (movsf_1_nointerunit, zero_extendsidi2_32_1): Remove.
7926 (zero_extendsidi2_rex64_1): Remove.
7927 (MOV0 peephole): Check GENERAL_REG_P.
7929 2005-01-19 Richard Henderson <rth@redhat.com>
7932 * config/i386/i386.c (ix86_expand_vector_set): Fix third and fourth
7934 (ix86_expand_vector_extract): Likewise.
7936 2005-01-19 Richard Henderson <rth@redhat.com>
7939 * expr.c (emit_move_change_mode): New argument force; use
7940 simplify_gen_subreg if true.
7941 (emit_move_via_alt_mode): Merge into ...
7942 (emit_move_via_integer): ... here.
7943 (emit_move_ccmode): Use emit_move_change_mode directly.
7945 2005-01-19 Richard Henderson <rth@redhat.com>
7948 * config/alpha/alpha.c (alpha_rtx_costs): Handle HIGH.
7949 (alpha_preferred_reload_class): Handle CONST_VECTOR.
7950 (alpha_emit_set_const_1): Add no_output parameter; don't emit
7952 (alpha_emit_set_const): Likewise. Make static.
7953 (alpha_emit_set_long_const): Make static.
7954 (alpha_extract_integer): Split out from alpha_expand_mov.
7955 (alpha_split_const_mov): Likewise.
7956 (alpha_expand_mov): Use them. Handle CONST_VECTOR.
7957 (alpha_legitimate_constant_p): New.
7958 * config/alpha/alpha-protos.h: Update.
7959 * config/alpha/alpha.h (REGISTER_MOVE_COST): Correct fp<->gp cost.
7960 (LEGITIMATE_CONSTANT_P): Re-implement with a function.
7961 * config/alpha/alpha.md (movsi): Add n alternative.
7962 (movsi_nt_vms, movdi_er_nofix, movdi_er_fix, movdi_fix): Likewise.
7963 (mov<VEC>_fix, mov<VEC>_nofix): Add i alternative.
7964 (splitters for all of the above): Use alpha_split_const_mov.
7965 * config/alpha/predicates.md (non_add_const_operand): New.
7966 (non_zero_const_operand): New.
7967 (input_operand): Use alpha_legitimate_constant_p after reload.
7969 2005-01-19 Zdenek Dvorak <dvorakz@suse.cz>
7971 PR tree-optimization/19038
7972 * tree-ssa-loop-ivopts.c (allow_ip_end_pos_p): New function.
7973 (add_candidate): Add ivs with increment in latch only if
7974 allow_ip_end_pos_p is true.
7975 (determine_iv_cost): Use empty_block_p.
7977 2005-01-19 Daniel Berlin <dberlin@dberlin.org>
7979 * cfganal.c (compute_dominance_frontiers_1): Replace with new algorithm
7980 (compute_dominance_frontiers): Ditto.
7982 2005-01-19 Ralf Corsepius <ralf.corsepius@rtems.org>
7985 * config/sh/t-rtems: New.
7986 * config.gcc (sh-*-rtems*): Reflect having added config/sh/t-rtems.
7988 2005-01-19 Zdenek Dvorak <dvorakz@suse.cz>
7990 * tree-ssa-ccp.c (maybe_fold_offset_to_component_ref): Always subtract
7991 the offset of the selected field.
7993 2005-01-19 Kazu Hirata <kazu@cs.umass.edu>
7995 * tree-cfg.c (remove_forwarder_block): Fix the check to
7996 prevent a nonlocal label from appearing in the middle of a
7999 2005-01-19 Hans-Peter Nilsson <hp@axis.com>
8001 PR rtl-optimization/19462
8002 * reorg.c (find_end_label): Create return insn only if
8003 current_function_epilogue_delay_list is empty.
8005 2005-01-19 Paolo Bonzini <bonzini@gnu.org>
8007 * doc/passes.texi: Remove paragraph mentioning new-ra.
8009 2005-01-19 Jakub Jelinek <jakub@redhat.com>
8011 PR rtl-optimization/15139
8012 * combine.c: Include params.h.
8013 (count_rtxs): New function.
8014 (record_value_for_reg): If replace_rtx would replace at least
8015 2 occurrences of REG in VALUE and TEM is really large, replace REG with
8016 (clobber (const_int 0)) instead of TEM.
8017 * params.def (PARAM_MAX_LAST_VALUE_RTL): New.
8018 * params.h (MAX_LAST_VALUE_RTL): New.
8019 * Makefile.in (combine.o): Depend on $(PARAMS_H).
8020 * doc/invoke.texi (--param max-last-value-rtl=N): Document.
8023 * c-typeck.c (digest_init): Only call build_vector if all constructor
8024 elements are *_CST nodes.
8025 * gimplify.c (gimplify_init_constructor): Likewise.
8028 * c-typeck.c (digest_init): Only call build_vector if inside_init
8031 2005-01-18 Tobias Schl"uter <tobias.schlueter@physik.uni-muenchen.de>
8033 * toplev.c (init_asm_output): Remove dead #ifdef.
8035 2005-01-18 Kaz Kojima <kkojima@gcc.gnu.org>
8037 * config/sh/linux.h (TARGET_C99_FUNCTIONS): Define.
8039 2005-01-18 Eric Botcazou <ebotcazou@libertysurf.fr>
8041 * calls.c (expand_call): Check DECL_BUILT_IN_CLASS before
8042 accessing DECL_FUNCTION_CODE.
8043 * dojump.c (do_jump): Likewise.
8044 * gimplify.c (gimplify_call_expr): Likewise.
8045 * predict.c (expr_expected_value): Likewise.
8046 (strip_builtin_expect): Likewise.
8047 * tree-inline.c (estimate_num_insns_1): Likewise.
8048 * tree-ssa-loop-im.c (stmt_cost): Likewise
8049 * fold-const.c (fold): Test for BUILT_IN_NORMAL.
8050 (tree_expr_nonnegative_p): Likewise.
8052 2005-01-18 Eric Botcazou <ebotcazou@libertysurf.fr>
8054 * config/sparc/sparc.c (load_pic_register): Emit the appropriate
8055 variant of the load_pcrel_sym pattern.
8056 * config/sparc/sparc.md (P macro): Move to the top.
8057 (load_pcrel_sym): Macroize using P.
8058 (save_register_window): Likewise.
8060 2005-01-18 Aldy Hernandez <aldyh@redhat.com>
8062 * config/rs6000/rs6000.md ("sunordered"): Disable for e500.
8065 2005-01-18 Andrew Pinski <pinskia@physics.uc.edu>
8068 * c-typeck.c (build_asm_expr): Strip nops off
8069 input memory operands.
8071 2005-01-18 David Edelsohn <edelsohn@gnu.org>
8073 * config/rs6000/aix43.h (CPLUSPLUS_CPP_SPEC): Delete
8074 _XOPEN_SOURCE, _XOPEN_SOURCE_EXTENDED, _LARGE_FILE_API.
8075 * config/rs6000/aix51.h (CPLUSPLUS_CPP_SPEC): Same.
8076 * config/rs6000/aix52.h (CPLUSPLUS_CPP_SPEC): Same.
8078 2005-01-18 Joel Sherrill <joel.sherrill@oarcorp.com>
8081 * config/i386/i386.c (override_options): If the 80387 is disabled,
8082 then do not return FP values using FP registers.
8084 2005-01-18 Kazu Hirata <kazu@cs.umass.edu>
8086 * basic-block.h, c-common.c, c-cppbuiltin.c, c-lang.c,
8087 c-tree.h, cfgbuild.c, cgraph.c, cgraph.h, collect2.c,
8088 combine.c, config.gcc, coverage.h, cse.c, cselib.c,
8089 defaults.h, df.c, dwarf2asm.c, dwarf2out.c, explow.c, expr.c,
8090 flow.c, fold-const.c, gcse.c, ggc-page.c, gimple-low.c,
8091 gimplify.c, ifcvt.c, langhooks-def.h, lcm.c, optabs.h,
8092 output.h, postreload-gcse.c, postreload.c, recog.c,
8093 resource.c, rtl.def, rtlanal.c, sched-deps.c, sched-rgn.c,
8094 targhooks.h, toplev.c, tree-data-ref.c, tree-eh.c,
8095 tree-flow.h, tree-loop-linear.c, tree-mudflap.h, tree-nrv.c,
8096 tree-optimize.c, tree-outof-ssa.c, tree-pass.h,
8097 tree-scalar-evolution.c, tree-ssa-copy.c, tree-ssa-dce.c,
8098 tree-ssa-dse.c, tree-ssa-loop-ivopts.c, tree-ssa-operands.c,
8099 tree-ssa-pre.c, tree-ssa.c, tree-vectorizer.c, tree.def,
8100 unwind-dw2-fde-darwin.c, var-tracking.c: Update copyright.
8102 * config/darwin.c, config/darwin.h, config/freebsd-spec.h,
8103 config/alpha/alpha.c, config/arm/vfp.md,
8104 config/i386/emmintrin.h, config/i386/i386-modes.def,
8105 config/i386/i386-protos.h, config/i386/i386.h,
8106 config/i386/pmmintrin.h, config/i386/ppro.md,
8107 config/i386/predicates.md, config/i386/xmmintrin.h,
8108 config/i860/i860.c, config/ia64/ia64-modes.def,
8109 config/ia64/ia64-protos.h, config/ia64/ia64.h,
8110 config/ia64/ia64.md, config/ia64/itanium1.md,
8111 config/ia64/itanium2.md, config/ia64/predicates.md,
8112 config/iq2000/iq2000.h, config/mips/linux64.h,
8113 config/rs6000/aix41.h, config/rs6000/aix43.h,
8114 config/rs6000/aix52.h, config/rs6000/darwin-fallback.c,
8115 config/rs6000/rs6000.c, config/rs6000/rs6000.h,
8116 config/rs6000/spe.md, config/sh/sh.md, config/sparc/linux.h,
8117 config/sparc/linux64.h, config/sparc/litecoff.h,
8118 config/sparc/sp64-elf.h, config/sparc/sparc.c,
8119 config/sparc/sparc.h, config/sparc/sparc.md,
8120 config/sparc/sysv4-only.h: Update copyright.
8122 2005-01-18 Richard Henderson <rth@redhat.com>
8125 * config/i386/i386.c (ix86_expand_fp_movcc): Fail for LTGT and UNEQ.
8127 2005-01-18 Marc Espie <espie@openbsd.org>
8128 * config/i386/openbsdelf.h: Typo.
8130 2005-01-18 Richard Henderson <rth@redhat.com>
8132 * config/i386/i386.c (ix86_expand_fp_movcc): Remove TARGET_IEEE_FP
8133 special case for sse.
8134 * config/i386/predicates.md (sse_comparison_operator): Likewise.
8136 2005-01-18 Dorit Naishlos <dorit@il.ibm.com>
8138 * tree-inline.c (estimate_num_insns_1): Added cases for
8139 ALIGN_INDIRECT_REF, MISALIGNED_INDIRECT_REF, and REALIGN_LOAD_EXPR.
8141 2005-01-18 Eric Botcazou <ebotcazou@libertysurf.fr>
8143 PR rtl-optimization/19296
8144 * combine.c (simplify_comparison): Rewrite the condition under
8145 which a non-paradoxical SUBREG of a PLUS can be lifted when
8146 compared against a constant.
8148 2005-01-18 Andi Kleen <ak@muc.de>
8150 * c-typeck.c: (convert_for_assignment): Check warn_pointer_sign.
8151 * c.opt (-Wpointer-sign): Add.
8152 * doc/invoke.texi: (-Wpointer-sign): Add.
8154 2005-01-18 Uros Bizjak <uros@kss-loka.si>
8156 * config/i386/i386.c (override_options): Revert 2004-11-24 change.
8157 * config/i386/i386.md (fmodsf3, dremsf3, *sinsf2, *cossf2, sincossf3,
8158 *tansf3_1, tansf2, atan2sf3_1, atan2sf3, atansf2, asinsf2, acossf2,
8159 logsf2, log10sf2, log2sf2, log1psf2, logbsf2, ilogbsf2, expsf2,
8160 exp10sf2, exp2sf2, expm1sf2, rintsf2, floorsf2, ceilsf2, btruncsf2,
8161 nearbyintsf2): Disable for TARGET_SSE_MATH. Leave patterns enabled
8162 for TARGET_MIX_SSE_I387.
8163 (fmoddf3, dremdf3, *sindf2, *sinextendsfdf2, *cosdf2, *cosextendsfdf2,
8164 sincosdf3, *sincosextendsfdf3, *tandf3_1, tandf2, atan2df3_1,
8165 atan2df3, atandf2, asindf2, acosdf2, logdf2, log10df2, log2df2,
8166 log1pdf2, logbdf2, expdf2, exp10df2, exp2df2, expm1df2, rintdf2,
8167 floordf2, ceildf2, btruncdf2, nearbyintdf2): Disable for
8168 (TARGET_SSE2 && TARGET_SSE_MATH). Leave patterns enabled for
8169 TARGET_MIX_SSE_I387.
8170 (atan2sf3, atan2df3, atan2xf3): Remove register constraints
8173 2005-01-18 Uros Bizjak <uros@kss-loka.si>
8176 * config/i386/mmx.md (*movv2sf_internal_rex64, *movv2sf_internal):
8177 Add movaps alternative for xmm reg->reg move.
8179 2005-01-17 Jeff Law <law@redhat.com>
8181 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Clear SSA_NAME_VALUE
8182 at the end of the main DOM loop rather than just before DOM exits.
8184 2005-01-17 Diego Novillo <dnovillo@redhat.com>
8186 PR tree-optimization/19121
8187 * tree-ssa-alias.c (compute_flow_sensitive_aliasing): When
8188 adding aliases to a name tag, also add them to the pointer's
8190 * tree-ssa-copy.c (merge_alias_info): Do not merge flow
8191 sensitive alias info at all. Only check that the two pointers
8192 have compatible pointed-to sets.
8193 * tree-ssa.c (verify_name_tags): Verify that the alias set of
8194 a pointer's type tag is a superset of the alias set of the
8197 2005-01-17 James E Wilson <wilson@specifixinc.com>
8200 * config/ia64/ia64.md (movxf): Handle general register source. Adjust
8201 comment to document why.
8203 2005-01-17 Richard Henderson <rth@redhat.com>
8205 * config/i386/sse.md (smaxv4sf3_finite, sse_vmsmaxv4sf3_finite,
8206 sminv4sf3_finite, sse_vmsminv4sf3_finite, smaxv2df3_finite,
8207 sse2_vmsmaxv2df3_finite, sminv2df3_finite,
8208 sse2_vmsminv2df3_finite): New.
8209 (smaxv4sf3, sse_vmsmaxv4sf3, sminv4sf3, sse_vmsminv4sf3, smaxv2df3,
8210 sse2_vmsmaxv2df3, sminv2df3, sse2_vmsminv2df3): Remove commutative.
8211 Force op1 into register.
8213 2005-01-17 Kelley Cook <kcook@gcc.gnu.org>
8215 * Makefile.in (STAGEMOVESTUFF): Stage all the stamp files to prevent
8216 bubblestrap from always rebuilding build directory.
8218 2005-01-17 Ulrich Weigand <uweigand@de.ibm.com>
8220 * config/s390/s390.md ("*clc"): Remove incorrect '='.
8221 ("*cmpmem_short"): Likewise.
8223 2005-01-17 Steven Bosscher <stevenb@suse.de>
8225 * basic-block.h: Document BB_* flags.
8226 * regrename.c (copyprop_hardreg_forward): Don't use BB_VISITED,
8227 use an sbitmap instead.
8228 * sched-rgn.c (compute_trg_info): Likewise.
8230 2005-01-17 Richard Sandiford <rsandifo@redhat.com>
8232 * config.gcc (mips64*-*-linux*): Set the default abi to n32. Remove
8233 redundant target_cpu_default and extra_parts lines. Use the default
8235 * config/mips/linux64.h (DRIVER_DEFAULT_ABI_SELF_SPEC): Delete.
8236 (SUBTARGET_EXTRA_SPECS): Delete.
8237 (DRIVER_SELF_SPECS): Remove architecture lines. Set the ABI directly.
8238 (SUBTARGET_ASM_SPEC): Remove -mabi=n32 and -mabi=64 mappings.
8239 * config/mips/t-linux64 (MULTILIB_DIRNAMES): Use "32" for -mabi=32
8240 and "n32" for -mabi=n32.
8242 2005-01-17 Ian Lance Taylor <ian@airs.com>
8245 * c-typeck.c (build_c_cast): Revert patch of 2003-02-16: don't
8246 fold constant variables into initial values.
8248 2005-01-17 Kazu Hirata <kazu@cs.umass.edu>
8250 * tree-cfg.c (tree_can_merge_blocks_p): Reorder two checks.
8252 * tree-cfg.c (tree_forwarder_block_p): Speed up by walking
8253 through the statements backward.
8255 2005-01-17 Ian Lance Taylor <ian@airs.com>
8257 PR middle-end/13127:
8258 * tree-inline.c (expand_call_inline): Set TREE_NO_WARNING on
8259 a variable set to the return value of the inlined function.
8261 2005-01-17 Mark Dettinger <dettinge@de.ibm.com>
8263 * rtlanal.c (rtx_cost): Assign cost of 0 to a SUBREG
8264 when modes are tieable.
8266 2005-01-17 Ranjit Mathew <rmathew@hotmail.com>
8268 * gthr-posix.h (__gthread_active_p): Use pthread_cancel instead
8269 of pthread_create to find out if threads are enabled.
8270 * gthr-posix95.h (__gthread_active_p): Likewise.
8272 2005-01-17 Paolo Bonzini <bonzini@gnu.org>
8274 * common.opt (-fnew-ra): Remove.
8276 * toplev.h (flag_new_regalloc): Remove.
8277 * Makefile.in (ra*.*): Don't mention.
8278 * passes.c (rest_of_handle_new_regalloc): Remove.
8279 (rest_of_handle_combine, rest_of_compilation): Always consider
8280 flag_new_regalloc as false.
8281 * doc/invoke.texi: Don't document -fnew-ra.
8283 2005-01-17 Paolo Bonzini <bonzini@gnu.org>
8285 * bb-reorder.c (fix_edges_for_rarely_executed_code): Remove
8286 last parameter to reg_scan.
8287 * loop.c (loop_optimize): Likewise.
8288 * passes.c (rest_of_handle_tracer, rest_of_handle_if_conversion,
8289 rest_of_handle_web, rest_of_handle_cfg, rest_of_handle_jump_bypass,
8290 rest_of_handle_life, rest_of_handle_cse, rest_of_handle_cse2,
8291 rest_of_handle_gcse, rest_of_handle_loop_optimize,
8292 rest_of_handle_loop2, rest_of_handle_jump2): Likewise.
8293 * regclass.c (reg_scan): Likewise, for the declaration.
8294 * rtl.h (reg_scan): Likewise, for the prototype.
8296 2005-01-17 Kazu Hirata <kazu@cs.umass.edu>
8298 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Don't call
8299 mark_dfs_back_edges.
8301 2005-01-16 Daniel Berlin <dberlin@dberlin.org>
8303 * tree-ssa-pre.c (add_to_sets): s1 may be NULL.
8304 (compute_avail): Uses don't go in tmp_gen.
8306 2005-01-16 Steven Bosscher <stevenb@suse.de>
8308 * ggc-page.c (ggc_alloc_stat): Use __builtin_ctzl instead of a
8309 loop to look for a free slot in a page entry.
8311 2005-01-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
8314 * defaults.h (TARGET_DEFERRED_OUTPUT_DEFS): Provide default.
8315 * toplev.c (compile_file): Call process_pending_assemble_output_defs
8316 just before targetm.asm_out.file_end.
8317 * tree.h (process_pending_assemble_output_defs): Declare.
8318 * varasm.c (assemble_output_def, process_pending_assemble_output_defs):
8320 (assemble_alias): Defer generation of assembly code for defines when
8321 TARGET_DEFERRED_OUTPUT_DEFS is true.
8322 * config/rs6000/aix41.h (TARGET_DEFERRED_OUTPUT_DEFS): Define.
8323 * config/rs6000/aix43.h (TARGET_DEFERRED_OUTPUT_DEFS): Define.
8324 * doc/tm.texi (TARGET_DEFERRED_OUTPUT_DEFS): document.
8326 2005-01-15 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
8329 * pa.c (pa_scalar_mode_supported_p): New function.
8330 (TARGET_SCALAR_MODE_SUPPORTED_P): Define.
8331 * pa.h (MIN_UNITS_PER_WORD): Add comment.
8333 * pa-protos.h (prefetch_operand): Delete.
8334 (prefetch_cc_operand, prefetch_nocc_operand): New declations.
8335 * pa.c (prefetch_operand): Delete.
8336 (prefetch_cc_operand, prefetch_nocc_operand): New functions.
8337 * pa.h (EXTRA_CONSTRAINT): Add `W' constraint.
8338 (PREDICATE_CODES): Delete prefetch_operand. Add prefetch_cc_operand
8339 and prefetch_nocc_operand.
8340 * pa.md (prefetch): Rework to avoid reload problems handling short
8341 displacements when a cache control completer needs to be provided.
8342 (prefetch_32, prefetch_64): Delete.
8343 (prefetch_cc, prefetch_nocc): New patterns.
8345 2005-01-15 David Edelsohn <edelsohn@gnu.org>
8347 * config/rs6000/aix52.h (CPLUSPLUS_CPP_SPEC): Revert previous change.
8349 2005-01-15 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
8352 * pa.c (pa_asm_output_aligned_common): Warn if specified alignment
8353 exceeds maximum alignment for global common data.
8354 * pa64-hpux.h (MAX_OFILE_ALIGNMENT): Define to 32768.
8355 * som.h (MAX_OFILE_ALIGNMENT): Likewise.
8357 2004-01-15 Roger Sayle <roger@eyesopen.com>
8359 * tree-ssa-dom.c (extract_range_from_cond): Correct condition.
8361 2004-01-15 Roger Sayle <roger@eyesopen.com>
8363 * harg-reg-set.h (reg_class_names): Prototype global array.
8364 * regclass.c (reg_class_names): Declare here and initialize to
8366 (dump_regclass): Remove local declaration of reg_class_names.
8367 (regclass): Likewise.
8368 * cfg.c (dump_flow_info): Likewise.
8369 * ra-debug.c (reg_class_names): Likewise.
8370 * regrename.c (reg_class_names): Likewise.
8371 * reload.c (reg_class_names): Likewise.
8372 * reload1.c (spill_failure): Likewise.
8373 * config/m68hc11/m68hc11.c (reg_class_names): Likewise.
8375 2005-01-15 Ulrich Weigand <uweigand@de.ibm.com>
8377 * config/s390/s390.md ("reload_outti"): Remove predicate for
8378 output operand. Abort if operand is not a MEM.
8379 ("reload_outdi", "reload_outdf"): Likewise.
8381 2005-01-15 Marc Espie <espie@openbsd.org>
8383 * config.gcc (*-*-openbsd*): Set HAS_LIBC_R for OpenBSD <= 3.2.
8384 (i[34567]86-*-openbsd*): Switch to ELF for OpenBSD >= 3.4.
8385 * config/openbsd.h: Fix C++ includes for native configurations.
8386 Add proper OS_CPP_BUILTINS. Fix libspec for recent OpenBSD.
8387 Add trampoline support.
8388 * config/i386/openbsdelf.h: New.
8390 2005-01-15 Marc Espie <espie@openbsd.org>
8392 * collect2.c (main): Explicitly parse -dynamic-linker option.
8394 2005-01-15 Jakub Jelinek <jakub@redhat.com>
8396 PR tree-optimization/19060
8397 * tree-ssa-dom.c (extract_range_from_cond) <case LT_EXPR, GT_EXPR>:
8398 Return 0 if op1 <= TYPE_MIN_VALUE () resp. op1 >= TYPE_MAX_VALUE ().
8399 (simplify_cond_and_lookup_avail_expr): Add assert for dummy == 0
8400 and handle extract_range_from_cond returning false.
8401 * fold-const.c (fold): Optimize comparisons with min/max even for
8402 width > HOST_BITS_PER_WIDE_INT.
8404 2005-01-15 Ralf Corsepius <ralf.corsepius@rtems.org>
8406 * config/mips/rtems.h (MIPS_DEFAULT_GVALUE): Set to 0.
8407 * config/mips/t-rtems (MULTILIBS_DIRNAMES,MULTILIB_OPTIONS):
8408 Remove little endian multilib variants.
8409 Add mips32 multilib variant.
8411 2005-01-15 Kazu Hirata <kazu@cs.umass.edu>
8413 * explow.c (copy_all_reg, stabilize): Remove.
8414 * expr.h: Remove the corresponding prototypes.
8416 * rtlanal.c (regs_set_between_p): Remove.
8417 * rtl.h: Remove the corresponding prototype.
8419 2005-01-14 David Edelsohn <edelsohn@gnu.org>
8421 * config/rs6000/rs6000.c (rs6k_nonimmediate_operand): Rename
8422 to rs6000_nonimmediate_operand.
8423 * config/rs6000/rs6000.h (PREDICATE_CODES): Rename
8424 rs6k_nonimmediate_operand to rs6000_nonimmediate_operand.
8425 * config/rs6000/rs6000.md (movsi_internal1): Rename predicate to
8426 rs6000_nonimmediate_operand.
8427 * config/rs6000/spe.md (movdf_e500_double): Rename predicate to
8428 rs6000_nonimmediate_operand.
8430 2005-01-14 Andrew Pinski <pinskia@physics.uc.edu>
8432 * tree-ssa-alias.c (pass_may_alias): Add TODO_verify_stmts.
8434 2005-01-14 Aldy Hernandez <aldyh@redhat.com>
8436 * config/rs6000/rs6000.h (CLASS_MAX_NREGS): DF goes in 1 register
8438 (CANNOT_CHANGE_MODE_CLASS): Restrict DI mode changes on e500v2.
8439 (PREDICATE_CODES): Add rs6k_nonimmediate_operand.
8441 * config/rs6000/rs6000.c (invalid_e500_subreg): New.
8442 (rs6k_nonimmediate_operand): New.
8443 (rs6000_legitimate_offset_address_p): Handle DI modes on e500v2
8445 (legitimate_lo_sum_address_p): Same.
8446 (rs6000_legitimize_address): Same.
8447 (rs6000_legitimize_reload_address): Same.
8448 (rs6000_legitimate_address): Same.
8449 (spe_build_register_parallel): Pass DF and DC modes in a DI
8452 * config/rs6000/rs6000.md ("*movsi_internal1"): Change predicate
8453 to rs6k_nonimmediate_operand.
8455 * config/rs6000/spe.md ("*frob_df_di"): New.
8456 ("*frob_di_df"): New.
8457 ("*frob_di_df_2"): New.
8458 ("*mov_sidf_e500_subreg0"): New.
8459 ("*mov_sidf_e500_subreg4"): New.
8460 ("*movdf_e500_double"): Change predicate to
8461 rs6k_nonimmediate_operand.
8463 2005-01-14 Aldy Hernandez <aldyh@redhat.com>
8465 * postreload.c (move2add_note_store): Only call
8466 trunc_int_for_mode on scalar integers.
8468 2005-01-14 Steven Bosscher <stevenb@suse.de>
8470 * tree-ssa-dce.c (visited_control_parents): New sbitmap to
8471 replace BB_VISITED uses.
8472 (find_obviously_necessary_stmts): Don't clear BB_VISITED.
8473 (propagate_necessity): Check the bitmap instead of BB_VISITED.
8474 (tree_dce_done): Free visited_control_parents.
8475 (perform_tree_ssa_dce): Allocate and clear it.
8476 * tree-ssa-pre.c (compute_antic_aux): Make non-recursive.
8477 (compute_antic): Iterate from here using a DFS. Use an sbitmap
8478 instead of BB_VISITED.
8480 2005-01-14 Kazu Hirata <kazu@cs.umass.edu>
8482 * c-tree.h, coverage.h, langhooks-def.h, optabs.h, output.h,
8483 rtl.h, targhooks.h, tree-flow.h, tree-mudflap.h, tree.h:
8484 Remove unused prototypes.
8486 2005-01-14 Aldy Hernandez <aldyh@redhat.com>
8488 * config/rs6000/rs6000.c (rs6000_stack_info): Fix caching of SPE
8489 64-bit register usage.
8490 (spe_func_has_64bit_regs_p): Add FIXME note.
8492 2005-01-14 Aldy Hernandez <aldyh@redhat.com>
8494 * config/rs6000/rs6000.c (rs6000_generate_compare): Replace
8495 flag_finite_math_only with flag_unsafe_math_optimizations.
8497 2005-01-14 J. D. Johnston <jjohnst@us.ibm.com>
8499 * config/s390/tpf-unwind.h (s390_fallback_frame_state): Correct
8501 (__tpf_eh_return): Copy TPF private stack area from the module
8502 boundary stack frame. Add check for when module addresses are
8503 equal, but no stub address is found.
8505 2005-01-14 Richard Earnshaw <rearnsha@arm.com>
8508 * arm.h (struct machine_function): Add call_via field.
8509 (thumb_call_via_label): Declare.
8510 * arm.c (thumb_call_via_label): New variable.
8511 (thumb_call_reg_needed): New variable.
8512 (arm_output_function_epilogue): For Thumb code, output any per-function
8513 call-indirect trampolines.
8514 (thumb_call_via_reg): New function.
8515 (arm_file_end): New function.
8516 (TARGET_ASM_FILE_END): Call arm_file_end.
8517 (aof_file_end): Likewise.
8518 * arm-protos.h (thumb_call_via_reg): Declare.
8519 * arm.md (call_reg_thumb, call_value_reg_thumb): Call
8520 thumb_call_via_reg in normal case.
8522 2005-01-14 Jakub Jelinek <jakub@redhat.com>
8525 PR rtl-optimization/19348
8526 * recog.c (peephole2_optimize): Do global life update if some peephole
8527 decides it doesn't need at least one of its inputs and that change
8528 influences liveness at the start of the basic block.
8530 * basic-block.h (EXECUTE_IF_AND_COMPL_IN_REG_SET): Needs 2 REGSET
8531 arguments instead of 1.
8533 2005-01-14 Eric Botcazou <ebotcazou@libertysurf.fr>
8536 * varasm.c (initializer_constant_valid_p) <ADDR_EXPR>: Return
8537 zero for nested functions needing a static chain or functions
8538 with a non-constant address.
8540 2005-01-13 Roger Sayle <roger@eyesopen.com>
8542 * simplify-rtx.c (simplify_binary_operation) <AND>: Optimize
8543 (and (sign_extend X) C) into (zero_extend (and X C)).
8545 2005-01-13 David O'Brien <obrien@FreeBSD.org>
8547 * config/freebsd-spec.h: Make KSE pthread lib logic the default.
8549 2005-01-13 Richard Henderson <rth@redhat.com>
8554 * config/i386/i386.md (cmpdf, cmpsf, bunordered, bordered, buneq,
8555 bunge, bungt, bunle, bunlt, bltgt): Enable for TARGET_SSE_MATH,
8556 not just TARGET_SSE.
8557 (cmpfp_i_387): Rename from cmpfp_i. Move after sse patterns.
8558 (cmpfp_i_mixed): Rename from cmpfp_i_sse; use for TARGET_MIX_SSE_I387.
8559 (cmpfp_i_sse): Rename from cmpfp_i_sse_only; use for TARGET_SSE_MATH.
8560 (cmpfp_iu_mixed, cmpfp_iu_sse, cmpfp_iu_387): Similarly.
8561 (fp_jcc_1_mixed, fp_jcc_1_sse, fp_jcc_1_387): Similarly.
8562 (fp_jcc_2_mixed, fp_jcc_2_sse, fp_jcc_2_387): Similarly.
8563 (fp_jcc_3_387, fp_jcc_4_387, fp_jcc_5_387, fp_jcc_6_387,
8564 fp_jcc_7_387, fp_jcc_8_387): Rename from fp_jcc_N.
8565 (movdicc_c_rex64): Rename with '*'.
8566 (movsfcc, movdfcc): Add checks for 387 and sse math to condition.
8567 (movsfcc_1_sse_min, movsfcc_1_sse_max, movsfcc_1_sse): New.
8568 (movsfcc_1_387): Rename from movsfcc_1.
8569 (movdfcc_1_sse_min, movdfcc_1_sse_max, movdfcc_1_sse): New.
8570 (movdfcc_1, movdfcc_1_rex64): Add check for 387.
8571 (sminsf3, smaxsf3, smindf3, smaxdf3): New.
8572 (minsf3, minsf, minsf_nonieee, minsf_sse, mindf3, mindf,
8573 mindf_nonieee, mindf_sse, maxsf3, maxsf, maxsf_nonieee, maxsf_sse,
8574 maxdf3, maxdf, maxdf_nonieee, maxdf_sse, sse_movsfcc, sse_movsfcc_eq,
8575 sse_movdfcc, sse_movdfcc_eq, sse_movsfcc_const0_1,
8576 sse_movsfcc_const0_2, sse_movsfcc_const0_3, sse_movsfcc_const0_4,
8577 sse_movdfcc_const0_1, sse_movdfcc_const0_2, sse_movdfcc_const0_3,
8578 sse_movdfcc_const0_4): Remove.
8579 * config/i386/i386.c (ix86_expand_fp_movcc): For TARGET_SSE_MATH,
8580 recognize min/max early. Update for changed sse cmove patterns.
8581 (ix86_split_sse_movcc): New.
8582 * config/i386/i386-protos.h: Update.
8584 2005-01-13 Steven Bosscher <stevenb@suse.de>
8586 * tree-ssa-dse.c (fix_phi_uses): Use SSA operand iterators.
8587 (fix_stmt_v_may_defs): Likewise.
8589 2005-01-13 Richard Henderson <rth@redhat.com>
8591 * config/i386/i386.c (ix86_expand_fp_absneg_operator): Use elt_mode
8592 for converting the mask.
8594 2005-01-13 David Edelsohn <edelsohn@gnu.org>
8596 * config/rs6000/aix52.h (CPLUSPLUS_CPP_SPEC): Change _XOPEN_SOURCE
8599 2005-01-13 Richard Henderson <rth@redhat.com>
8601 * config/i386/i386.c (IX86_BUILTIN_MOVQ, IX86_BUILTIN_LOADD,
8602 IX86_BUILTIN_STORED, IX86_BUILTIN_MOVQ2DQ,
8603 IX86_BUILTIN_MOVDQ2Q): Remove.
8604 (IX86_BUILTIN_VEC_EXT_V4SI): New.
8605 (ix86_init_mmx_sse_builtins, ix86_expand_builtin): Update to match.
8606 (ix86_expand_vector_extract): For V4S[FI], extract element 0 after
8608 * config/i386/sse.md (sse_concatv2sf): Accept zero operand 2.
8609 (sse2_pextrw): Fix immediate constraint.
8610 (sse2_loadq, sse2_loadq_rex64): Remove.
8611 * config/i386/emmintrin.h (_mm_cvtsi128_si32, _mm_cvtsi128_si64x):
8612 Use __builtin_ia32_vec_ext_<size>.
8613 (_mm_cvtsi32_si128, _mm_cvtsi64x_si128): Use _mm_set_epi<size>.
8615 2005-01-13 Aldy Hernandez <aldyh@redhat.com>
8617 * function.c (assign_parm_setup_block): Look inside original
8618 entry_parm when inspecting PARALLEL.
8620 2005-01-13 Ralf Corsepius <ralf.corsepius@rtems.org>
8621 Joel Sherrill <joel@oarcorp.com>
8624 * gthr-rtems.h (__gthread_recursive_mutex_t): New type.
8625 (__GTHREAD_RECURSIVE_MUTEX_INIT_FUNCTION): Define to
8626 rtems_gxx_recursive_mutex_init.
8627 (__gthread_recursive_mutex_lock): New function.
8628 (__gthread_recursive_mutex_trylock): Likewise.
8629 (__gthread_recursive_mutex_unlock): Likewise.
8631 2005-01-13 Ralf Corsepius <ralf.corsepius@rtems.org>
8633 * config/i386/t-rtems-i386: Multilib on -mtune instead of -mcpu.
8635 2005-01-13 Jan Beulich <jbeulich@novell.com>
8637 * config/ia64/ia64.md (ashlti3, ashlti3_internal): New.
8638 (ashrti3_internal): Indicate output is early clobber. Generate result
8639 into output rather than first input. Use move for low word of output
8640 if shift count is exactly 64.
8641 (lshrti3_internal): Likewise.
8643 2005-01-13 Hans-Peter Nilsson <hp@bitrange.com>
8647 * reload1.c (delete_output_reload): Don't delete an output reload
8648 if the pseudo lives longer than a single basic block. Adjust and
8649 improve wording of comment.
8651 2005-01-12 Andrew Pinski <pinskia@physics.uc.edu>
8654 * config/darwin.c (machopic_select_section): Use TYPE_SIZE_UNIT instead
8655 of TYPE_SIZE where we mean the number of bytes.
8657 2005-01-12 Aldy Hernandez <aldyh@redhat.com>
8659 * function.c (assign_parm_setup_block): Relax condition on
8660 multi-register optimization.
8662 2005-01-12 Nick Clifton <nickc@redhat.com>
8664 * config/sh/sh.md (udivsi3_sh2a, divsi3_sh2a): Give these patterns
8665 an "in_delay_slot" attribute of "no" to prevent them being used in
8666 delay slots. This is forbidden because they might generate
8669 2005-01-12 Alan Modra <amodra@bigpond.net.au>
8672 * config/rs6000/rs6000.md (movtf_internal): Replace r->o and m->r
8675 2005-01-12 Nick Clifton <nickc@redhat.com>
8677 * config/iq2000/iq2000.h (ASM_SPEC): Undefine (to stop -Qy being
8678 passed on to GAS) but do not define, as GAS no longer supports or
8679 needs the -m2000 option.
8681 2005-01-11 Roger Sayle <roger@eyesopen.com>
8683 * builtins.c (fold_builtin_fabs): Convert argument to the appropriate
8684 type as args of unprototyped builtins aren't automatically promoted.
8685 (fold_builtin_abs): Likewise.
8687 2005-01-11 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8689 * Makefile.in: Set a `build-warn' variable.
8691 2005-01-11 Zdenek Dvorak <dvorakz@suse.cz>
8693 PR tree-optimization/17949
8694 * tree-ssa-loop-ivopts.c (may_be_unaligned_p): New function.
8695 (find_interesting_uses_address): Use it.
8697 2005-01-11 Aldy Hernandez <aldyh@redhat.com>
8699 * regrename.c (kill_value): Handle subreg's that won't simplify.
8701 2005-01-11 Richard Henderson <rth@redhat.com>
8704 * config/i386/i386.h (enum ix86_builtins): Move ...
8705 * config/i386/i386.c: ... here.
8706 (IX86_BUILTIN_MOVDDUP, IX86_BUILTIN_MMX_ZERO, IX86_BUILTIN_PEXTRW,
8707 IX86_BUILTIN_PINSRW, IX86_BUILTIN_LOADAPS, IX86_BUILTIN_LOADSS,
8708 IX86_BUILTIN_STORESS, IX86_BUILTIN_SSE_ZERO, IX86_BUILTIN_PEXTRW128,
8709 IX86_BUILTIN_PINSRW128, IX86_BUILTIN_LOADAPD, IX86_BUILTIN_LOADSD,
8710 IX86_BUILTIN_STOREAPD, IX86_BUILTIN_STORESD, IX86_BUILTIN_STOREHPD,
8711 IX86_BUILTIN_STORELPD, IX86_BUILTIN_SETPD1, IX86_BUILTIN_SETPD,
8712 IX86_BUILTIN_CLRPD, IX86_BUILTIN_LOADPD1, IX86_BUILTIN_LOADRPD,
8713 IX86_BUILTIN_STOREPD1, IX86_BUILTIN_STORERPD, IX86_BUILTIN_LOADDQA,
8714 IX86_BUILTIN_STOREDQA, IX86_BUILTIN_CLRTI,
8715 IX86_BUILTIN_LOADDDUP): Remove.
8716 (IX86_BUILTIN_VEC_INIT_V2SI, IX86_BUILTIN_VEC_INIT_V4HI,
8717 IX86_BUILTIN_VEC_INIT_V8QI, IX86_BUILTIN_VEC_EXT_V2DF,
8718 IX86_BUILTIN_VEC_EXT_V2DI, IX86_BUILTIN_VEC_EXT_V4SF,
8719 IX86_BUILTIN_VEC_EXT_V8HI, IX86_BUILTIN_VEC_EXT_V4HI,
8720 IX86_BUILTIN_VEC_SET_V8HI, IX86_BUILTIN_VEC_SET_V4HI): New.
8721 (ix86_init_builtins): Make static.
8722 (ix86_init_mmx_sse_builtins): Update for changed builtins.
8723 (ix86_expand_binop_builtin): Only use ix86_fixup_binary_operands
8724 if all the modes match. Otherwise, fake it.
8725 (get_element_number, ix86_expand_vec_init_builtin,
8726 ix86_expand_vec_ext_builtin, ix86_expand_vec_set_builtin): New.
8727 (ix86_expand_builtin): Make static. Update for changed builtins.
8728 (ix86_expand_vector_move_misalign): Use sse2_loadlpd with zero
8729 operand instead of sse2_loadsd. Cast sse1 fallback to V4SFmode.
8730 (ix86_expand_vector_init_duplicate): New.
8731 (ix86_expand_vector_init_low_nonzero): New.
8732 (ix86_expand_vector_init_one_var, ix86_expand_vector_init_general):
8733 Split out from ix86_expand_vector_init; handle integer modes.
8734 (ix86_expand_vector_init): Use them.
8735 (ix86_expand_vector_set, ix86_expand_vector_extract): New.
8736 * config/i386/i386-protos.h: Update.
8737 * config/i386/predicates.md (reg_or_0_operand): New.
8738 * config/i386/mmx.md (mov<MMXMODEI>_internal): Add 'r' variants.
8739 (movv2sf_internal): Likewise. And a splitter to match them all.
8740 (vec_dupv2sf, mmx_concatv2sf, vec_setv2sf, vec_extractv2sf,
8741 vec_initv2sf, vec_dupv4hi, vec_dupv2si, mmx_concatv2si, vec_setv2si,
8742 vec_extractv2si, vec_initv2si, vec_setv4hi, vec_extractv4hi,
8743 vec_initv4hi, vec_setv8qi, vec_extractv8qi, vec_initv8qi): New.
8744 (mmx_pinsrw): Fix operand ordering.
8745 * config/i386/sse.md (movv4sf splitter): Use direct pattern,
8746 rather than sse_loadss expander.
8747 (movv2df splitter): Similarly.
8748 (sse_loadss, sse_loadlss): Remove.
8749 (vec_dupv4sf, sse_concatv2sf, sse_concatv4sf, vec_extractv4sf_0): New.
8750 (vec_setv4sf, vec_setv2df): Use ix86_expand_vector_set.
8751 (vec_extractv4sf, vec_extractv2df): Use ix86_expand_vector_extract.
8752 (sse3_movddup): Rename with '*'.
8753 (sse3_movddup splitter): Use gen_rtx_REG instead of gen_lowpart.
8754 (sse2_loadsd): Remove.
8755 (vec_dupv2df_sse3): Rename from sse3_loadddup.
8756 (vec_dupv2df, vec_concatv2df_sse3, vec_concatv2df): New.
8757 (sse2_pinsrw): Fix argument ordering.
8758 (sse2_loadld, sse2_loadq): Add sse1 alternatives.
8759 (sse2_stored): Remove 'r' destination.
8760 (vec_dupv4si, vec_dupv2di, sse2_concatv2si, sse1_concatv2si,
8761 vec_concatv4si_1, vec_concatv2di, vec_setv2di, vec_extractv2di,
8762 vec_initv2di, vec_setv4si, vec_extractv4si, vec_initv4si,
8763 vec_setv8hi, vec_extractv8hi, vec_initv8hi, vec_setv16qi,
8764 vec_extractv16qi, vec_initv16qi): New.
8766 * config/i386/emmintrin.h (__m128i, __m128d): Use typedef, not define.
8767 (_mm_set_sd, _mm_set1_pd, _mm_setzero_pd, _mm_set_epi64x,
8768 _mm_set_epi32, _mm_set_epi16, _mm_set_epi8, _mm_setzero_si128): Use
8770 (_mm_load_pd, _mm_store_pd): Use plain dereference.
8771 (_mm_load_si128, _mm_store_si128): Likewise.
8772 (_mm_load1_pd): Use _mm_set1_pd.
8773 (_mm_load_sd): Use _mm_set_sd.
8774 (_mm_store_sd, _mm_storeh_pd): Use __builtin_ia32_vec_ext_v2df.
8775 (_mm_store1_pd, _mm_storer_pd): Use _mm_store_pd.
8776 (_mm_set_epi64): Use _mm_set_epi64x.
8777 (_mm_set1_epi64x, _mm_set1_epi64, _mm_set1_epi32, _mm_set_epi16,
8778 _mm_set1_epi8, _mm_setr_epi64, _mm_setr_epi32, _mm_setr_epi16,
8779 _mm_setr_epi8): Use _mm_set_foo form.
8780 (_mm_loadl_epi64, _mm_movpi64_epi64, _mm_move_epi64): Use _mm_set_epi64.
8781 (_mm_storel_epi64, _mm_movepi64_pi64): Use __builtin_ia32_vec_ext_v2di.
8782 (_mm_extract_epi16): Use __builtin_ia32_vec_ext_v8hi.
8783 (_mm_insert_epi16): Use __builtin_ia32_vec_set_v8hi.
8784 * config/i386/mmintrin.h (_mm_setzero_si64): Use plain cast.
8785 (_mm_set_pi32): Use __builtin_ia32_vec_init_v2si.
8786 (_mm_set_pi16): Use __builtin_ia32_vec_init_v4hi.
8787 (_mm_set_pi8): Use __builtin_ia32_vec_init_v8qi.
8788 (_mm_set1_pi16, _mm_set1_pi8): Use _mm_set_piN variant.
8789 * config/i386/pmmintrin.h (_mm_loaddup_pd): Use _mm_load1_pd.
8790 (_mm_movedup_pd): Use _mm_shuffle_pd.
8791 * config/i386/xmmintrin.h (_mm_setzero_ps, _mm_set_ss,
8792 _mm_set1_ps, _mm_set_ps, _mm_setr_ps): Use constructor form.
8793 (_mm_cvtpi16_ps, _mm_cvtpu16_ps, _mm_cvtpi8_ps, _mm_cvtpu8_ps,
8794 _mm_cvtps_pi8, _mm_cvtpi32x2_ps): Avoid __builtin_ia32_mmx_zero;
8796 (_mm_load_ss, _mm_load1_ps): Use _mm_set* form.
8797 (_mm_load_ps, _mm_loadr_ps): Use raw dereference.
8798 (_mm_store_ss): Use __builtin_ia32_vec_ext_v4sf.
8799 (_mm_store_ps): Use raw dereference.
8800 (_mm_store1_ps): Use _mm_storeu_ps.
8801 (_mm_storer_ps): Use _mm_store_ps.
8802 (_mm_extract_pi16): Use __builtin_ia32_vec_ext_v4hi.
8803 (_mm_insert_pi16): Use __builtin_ia32_vec_set_v4hi.
8805 2005-01-11 Stan Shebs <shebs@apple.com>
8807 * config/rs6000/rs6000.c (machopic_output_stub): Issue
8808 ldu instead of lwzu if 64-bit -mdynamic-no-pic.
8810 2005-01-11 Andrew Pinski <pinskia@physics.uc.edu>
8813 * config/rs6000/rs6000.c (rs6000_special_round_type_align):
8814 Skip all DECLs except for FIELD_DECLs.
8816 2005-01-11 Andreas Krebbel <krebbel1@de.ibm.com>
8818 * config/s390/s390.c (override_options): Return error if
8819 -mbackchain, -mpacked-stack and -mhard-float are used together.
8820 (s390_va_start): Remove the backchain && packed-stack special case.
8821 (s390_gimplify_va_arg): Likewise.
8822 * doc/invoke.texi: Remove the ABI incompatibility note.
8824 2005-01-11 Andreas Krebbel <krebbel1@de.ibm.com>
8826 * config/s390/s390.c (struct s390_frame_layout): Remove
8828 (s390_frame_info, s390_emit_prologue): Replace occurrences of
8829 save_backchain_p with TARGET_BACKCHAIN.
8831 2005-01-11 Alan Modra <amodra@bigpond.net.au>
8834 * builtins.c (std_gimplify_va_arg_expr): Adjust alignment of *ap.
8835 * expr.h (struct locate_and_pad_arg_data): Add "boundary".
8836 * function.c (locate_and_pad_parm): Set new field.
8837 (assign_parm_find_stack_rtl): Use it instead of FUNCTION_ARG_BOUNDARY.
8838 Tweak where_pad test to include "none". Always set mem align for
8840 (assign_parm_adjust_stack_rtl): Discard stack_parm if alignment
8841 not sufficient for type.
8842 (assign_parm_setup_block): If stack_parm is zero on entry, always
8843 make a new stack local. Block move old stack parm if necessary
8844 to new aligned stack local.
8845 (assign_parm_setup_stack): Use a block move to handle
8846 potentially misaligned entry_parm.
8847 (assign_parms_unsplit_complex): Specify required alignment when
8848 creating stack local.
8849 * calls.c (compute_argument_addresses): Override alignment of stack
8850 arg calculated from its type with the alignment given by
8851 FUNCTION_ARG_BOUNDARY.
8852 (store_one_arg): Likewise.
8854 2005-01-11 Jan Beulich <jbeulich@novell.com>
8856 * config/ia64/ia64.md (zero_extendsidi2): Replace zxt4 by addp4.
8857 Change respective itanium_class attribute to ialu.
8858 (shladdp4_internal): New.
8859 * config/ia64/predicates.md (shladd_log2_operand): New.
8861 2005-01-11 Richard Henderson <rth@redhat.com>
8863 * expr.c (store_constructor): Use rtvec_alloc instead of
8864 alloca+gen_rtvec_v, and an incorrect number passed to alloca.
8866 2005-01-11 Kazu Hirata <kazu@cs.umass.edu>
8868 * config/alpha/alpha.c, config/i386/mmx.md: Fix comment typos.
8870 2005-01-11 Alan Modra <amodra@bigpond.net.au>
8872 * varasm.c (default_section_type_flags_1): Don't set SECTION_SMALL.
8873 * config/ia64/ia64.c (TARGET_SECTION_TYPE_FLAGS): Define.
8874 (TARGET_RWRELOC): Define.
8875 (ia64_rwreloc_section_type_flags): Delete.
8876 (ia64_section_type_flags): New function.
8877 * config/ia64/hpux.h (TARGET_SECTION_TYPE_FLAGS): Don't define.
8878 (TARGET_RWRELOC): Define.
8880 2005-01-10 David Mosberger <davidm@hpl.hp.com>
8883 * config/ia64/ia64.c (process_set): For alloc insn, only call
8884 process_epilogue is !frame_pointer_needed.
8886 2005-01-10 Roger Sayle <roger@eyesopen.com>
8889 * c-common.c (c_common_truthvalue_conversion): TRUTH_NOT_EXPR is a
8890 unary operator and can't be treated as a binary/comparison operator.
8892 2005-01-10 Richard Henderson <rth@redhat.com>
8894 * config/i386/i386.c (ix86_function_value): Use type_natural_mode.
8895 (ix86_return_in_memory): Likewise.
8896 (function_arg_advance): Likewise. Mirror structure in function_arg
8897 for choosing register to advance.
8899 2005-01-10 Kazu Hirata <kazu@cs.umass.edu>
8901 * tree-vectorizer.c, tree.def: Fix comment typos.
8903 2005-01-10 Mark Dettinger <dettinge@de.ibm.com>
8905 * config/s390/s390.c (struct processor_costs): 4 new fields:
8906 ddbr, ddr, debr, der.
8907 (s390_rtx_costs): More precise handling of divide instructions.
8909 2005-01-10 David Edelsohn <edelsohn@gnu.org>
8911 * config/rs6000/t-aix43 (BOOT_LDFLAGS): Define.
8913 2005-01-10 Jan Beulich <jbeulich@novell.com>
8915 * config/ia64/ia64.c (ia64_in_small_data_p): Also handle the section
8916 names resulting from -ffunction-sections/-fdata-sections and linkonce
8918 * varasm.c (default_section_type_flags_1): Also set SECTION_SMALL
8919 based on the section name. Rearrange the section name comparison logic
8920 slightly so that each section name is compared against at most once.
8922 2005-01-10 Ben Elliston <bje@au.ibm.com>
8924 * doc/invoke.texi (Code Gen Options): Add PowerPC to the list of
8925 targets for which -fPIC reduces limitations on the GOT size.
8927 2005-01-09 Falk Hueffner <falk@debian.org>
8929 * fold-const.c (fold): Also handle EXACT_DIV_EXPR when folding
8932 2005-01-09 David Edelsohn <edelsohn@gnu.org>
8935 * collect2.c (main): Set aixrtl_flag for -brtl option.
8936 (resolve_lib_name): Search for .so file extension before .a
8939 2005-01-09 Dorit Naishlos <dorit@il.ibm.com>
8941 * tree-vectorizer.c (vect_enhance_data_refs_alignment): Add dump prints.
8942 (vect_analyze_data_refs_alignment): Add dump prints.
8944 2005-01-09 Ira Rosen <irar@il.ibm.com>
8946 * tree-vectorizer.c (vect_analyze_offset_expr): Use
8947 expr_invariant_in_loop_p.
8948 Initialize outputs first thing in the function.
8949 (vect_update_ivs_after_vectorizer): Call initial_condition_in_loop_num.
8950 (vect_is_simple_iv_evolution): Call initial_condition_in_loop_num.
8951 (vect_analyze_pointer_ref_access): Check that the initial condition of
8952 the access function is loop invariant.
8954 2005-01-09 Richard Henderson <rth@redhat.com>
8956 * config/i386/i386.c (bdesc_2arg): Update names for mmx_ prefixes.
8957 (ix86_expand_builtin): Likewise. Frob MASKMOVQ wrt the input mem
8958 just like MASKMOVDQU. Return plain zero for MMX_ZERO.
8959 * config/i386/i386.md (MMXMODEI, mov<MMXMODEI>,
8960 mov<MMXMODEI>_internal_rex64, mov<MMXMODEI>_internal, movv2sf,
8961 movv2sf_internal_rex64, movv2sf_internal, MMXMODE,
8962 movmisalign<MMXMODE>, mmx_pmovmskb, mmx_maskmovq, mmx_maskmovq_rex,
8963 sse_movntdi, addv8qi3, addv4hi3, addv2si3, mmx_adddi3, ssaddv8qi3,
8964 ssaddv4hi3, usaddv8qi3, usaddv4hi3, subv8qi3, subv4hi3, subv2si3,
8965 mmx_subdi3, sssubv8qi3, sssubv4hi3, ussubv8qi3, ussubv4hi3,
8966 mulv4hi3, smulv4hi3_highpart, umulv4hi3_highpart, mmx_pmaddwd,
8967 sse2_umulsidi3, mmx_iordi3, mmx_xordi3, mmx_anddi3, mmx_nanddi3,
8968 mmx_uavgv8qi3, mmx_uavgv4hi3, mmx_psadbw, mmx_pinsrw, mmx_pinsrw,
8969 mmx_pextrw, mmx_pshufw, eqv8qi3, eqv4hi3, eqv2si3, gtv8qi3, gtv4hi3,
8970 gtv2si3, umaxv8qi3, smaxv4hi3, uminv8qi3, sminv4hi3, ashrv4hi3,
8971 ashrv2si3, lshrv4hi3, lshrv2si3, mmx_lshrdi3, ashlv4hi3, ashlv2si3,
8972 mmx_ashldi3, mmx_packsswb, mmx_packssdw, mmx_packuswb, mmx_punpckhbw,
8973 mmx_punpckhwd, mmx_punpckhdq, mmx_punpcklbw, mmx_punpcklwd,
8974 mmx_punpckldq, emms, addv2sf3, subv2sf3, subrv2sf3, gtv2sf3, gev2sf3,
8975 eqv2sf3, pfmaxv2sf3, pfminv2sf3, mulv2sf3, femms, pf2id, pf2iw,
8976 pfacc, pfnacc, pfpnacc, pi2fw, floatv2si2, pfrcpv2sf2, pfrcpit1v2sf3,
8977 pfrcpit2v2sf3, pfrsqrtv2sf2, pfrsqit1v2sf3, pmulhrwv4hi3, pswapdv2si2,
8978 pswapdv2sf2): Move to mmx.md; rename as necessary with leading
8980 (mmx_clrdi, pavgusb): Remove.
8981 (ldmxcsr, stmxcsr, sfence, sfence_insn): Move to sse.md; rename
8982 with leading sse_ prefix.
8983 * config/i386/sse.md: Receive them.
8984 * config/i386/mmx.md: New file.
8985 (MMXMODE12, MMXMODE24, mmxvecsize): New.
8986 (subrv2sf3): Turn into expander for normal subtraction.
8987 (mmx_addv2sf3, mmx_mulv2sf3, mmx_smaxv2sf3, mmx_sminv2sf3,
8988 mmx_eqv2sf3, mmx_mulv4hi3, mmx_smulv4hi3_highpart,
8989 mmx_umulv4hi3_highpart, mmx_pmaddwd, mmx_pmulhrwv4hi3, sse2_umulsidi3,
8990 mmx_umaxv8qi3, mmx_smaxv4hi3, mmx_uminv8qi3, mmx_sminv4hi3): Mark
8991 commutative; use ix86_binary_operator_ok.
8992 (mmx_add<MMXMODEI>3, mmx_ssadd<MMXMODE12>3, mmx_usadd<MMXMODE12>3,
8993 mmx_sub<MMXMODEI>3, mmx_sssub<MMXMODE12>3, mmx_ussub<MMXMODE12>3
8994 mmx_ashr<MMXMODE24>3, mmx_lshr<MMXMODE23>3, mmx_ashl<MMXMODE24>3
8995 mmx_eq<MMXMODEI>3, mmx_gt<MMXMODEI>3, mmx_and<MMXMODEI>3,
8996 mmx_nand<MMXMODEI>3, mmx_ior<MMXMODEI>3, mmx_xor<MMXMODEI>3):
8997 Macroize from existing patterns; use ix86_binary_operator_ok.
8998 (mmx_packsswb, mmx_packssdw, mmx_packuswb): Add memory alternative.
8999 (mmx_punpckhbw, mmx_punpcklbw, mmx_punpckhwd, mmx_punpcklwd,
9000 mmx_punpckhdq, mmx_punpckhdq, mmx_punpckldq): Likewise. Model
9001 with vec_select+vec_concat.
9002 (mmx_pshufw, mmx_pshufw_1): Likewise.
9003 (mmx_uavgv8qi3): Merge pavgusb. Model correcty.
9004 (mmx_uavgv4hi3): Model correctly.
9005 * config/i386/mmintrin.h (_mm_and_si64, _mm_andnot_si64, _mm_or_si64,
9006 _mm_xor_si64): Remove casts.
9008 2005-01-09 Zdenek Dvorak <dvorakz@suse.cz>
9010 PR tree-optimization/19224
9011 * tree-scalar-evolution.c (get_instantiated_value,
9012 set_instantiated_value): New functions.
9013 (instantiate_parameters_1): Cache the results.
9014 (instantiate_parameters, resolve_mixers): Initialize and free
9017 2005-01-08 David Edelsohn <edelsohn@gnu.org>
9019 * config/i386/i386.md (addhi_4): Correct reference in comment.
9022 2005-01-08 Richard Henderson <rth@redhat.com>
9024 * config/i386/emmintrin.h (_mm_cvtsi128_si32): Move earlier.
9025 (_mm_cvtsi128_si64x): Likewise.
9026 (_mm_srl_epi64, _mm_srl_epi32, _mm_srl_epi16, _mm_sra_epi32,
9027 _mm_sra_epi16, _mm_sll_epi64, _mm_sll_epi32, _mm_sll_epi16): Use
9028 the _mm_{srl,sll}i_foo counterpart, and _mm_cvtsi128_si32.
9029 * config/i386/i386-modes.def: Add V16HI, V32QI, V4DF, V8SF.
9030 * config/i386/i386-protos.h: Update.
9031 * config/i386/i386.c (print_operand): Add 'H'.
9032 (ix86_fixup_binary_operands): Split out from ...
9033 (ix86_expand_binary_operator): ... here.
9034 (ix86_fixup_binary_operands_no_copy): New.
9035 (ix86_expand_fp_absneg_operator): Handle vector mode results.
9036 (bdesc_2arg): Update names for sse{,2,3}_ prefixes.
9037 (ix86_init_mmx_sse_builtins): Remove *maskncmp* special cases.
9038 (safe_vector_operand): Use CONST0_RTX.
9039 (ix86_expand_binop_builtin): Use ix86_fixup_binary_operands.
9040 (ix86_expand_builtin): Merge CODE_FOR_sse2_maskmovdqu_rex64 and
9041 CODE_FOR_sse2_maskmovdqu. Special case SSE version of MASKMOVDQU
9042 expansion. Update names for sse{,2,3}_ prefixes. Remove *maskncmp*
9044 * config/i386/i386.h (IX86_BUILTIN_CMPNGTSS): New.
9045 (IX86_BUILTIN_CMPNGESS): New.
9046 * config/i386/i386.md (UNSPEC_FIX_NOTRUNC): New.
9047 (attr type): Add sselog1.
9048 (attr unit, attr memory): Handle it.
9049 (movti, movti_internal, movti_rex64): Move near other integer moves.
9050 (movtf, movtf_internal): Move near other fp moves.
9051 (SSEMODE, SSEMODEI, vec_setv2df, vec_extractv2df, vec_initv2df,
9052 vec_setv4sf, vec_extractv4sf, vec_initv4sf, movv4sf, movv4sf_internal,
9053 movv2df, movv2df_internal, mov<SSEMODEI>, mov<SSEMODEI>_internal,
9054 movmisalign<SSEMODE>, sse_movups_1, sse_movmskps, sse_movntv4sf,
9055 sse_movhlps, sse_movlhps, sse_storehps, sse_loadhps, sse_storelps,
9056 sse_loadlps, sse_loadss, sse_loadss_1, sse_movss, sse_storess,
9057 sse_shufps, addv4sf3, vmaddv4sf3, subv4sf3, vmsubv4sf3, negv4sf2,
9058 mulv4sf3, vmmulv4sf3, divv4sf3, vmdivv4sf3, rcpv4sf2, vmrcpv4sf2,
9059 rsqrtv4sf2, vmrsqrtv4sf2, sqrtv4sf2, vmsqrtv4sf2, sse_andv4sf3,
9060 sse_nandv4sf3, sse_iorv4sf3, sse_xorv4sf3, sse2_andv2df3,
9061 sse2_nandv2df3, sse2_iorv2df3, sse2_xorv2df3, sse2_andv2di3,
9062 sse2_nandv2di3, sse2_iorv2di3, sse2_xorv2di3, maskcmpv4sf3,
9063 vmmaskcmpv4sf3, sse_comi, sse_ucomi, sse_unpckhps, sse_unpcklps,
9064 smaxv4sf3, vmsmaxv4sf3, sminv4sf3, vmsminv4sf3, cvtpi2ps, cvtps2pi,
9065 cvttps2pi, cvtsi2ss, cvtsi2ssq, cvtss2si, cvtss2siq, cvttss2si,
9066 cvttss2siq, addv2df3, vmaddv2df3, subv2df3, vmsubv2df3, mulv2df3,
9067 vmmulv2df3, divv2df3, vmdivv2df3, smaxv2df3, vmsmaxv2df3, sminv2df3,
9068 vmsminv2df3, sqrtv2df2, vmsqrtv2df2, maskcmpv2df3, vmmaskcmpv2df3,
9069 sse2_comi, sse2_ucomi, sse2_movmskpd, sse2_pmovmskb, sse2_maskmovdqu,
9070 sse2_maskmovdqu_rex64, sse2_movntv2df, sse2_movntv2di, sse2_movntsi,
9071 cvtdq2ps, cvtps2dq, cvttps2dq, cvtdq2pd, cvtpd2dq, cvttpd2dq,
9072 cvtpd2pi, cvttpd2pi, cvtpi2pd, cvtsd2si, cvtsd2siq, cvttsd2si,
9073 cvttsd2siq, cvtsi2sd, cvtsi2sdq, cvtsd2ss, cvtss2sd, cvtpd2ps,
9074 cvtps2pd, addv16qi3, addv8hi3, addv4si3, addv2di3, ssaddv16qi3,
9075 ssaddv8hi3, usaddv16qi3, usaddv8hi3, subv16qi3, subv8hi3, subv4si3,
9076 subv2di3, sssubv16qi3, sssubv8hi3, ussubv16qi3, ussubv8hi3, mulv8hi3,
9077 smulv8hi3_highpart, umulv8hi3_highpart, sse2_umulsidi3,
9078 sse2_umulv2siv2di3, sse2_pmaddwd, sse2_uavgv16qi3, sse2_uavgv8hi3,
9079 sse2_psadbw, sse2_pinsrw, sse2_pextrw, sse2_pshufd, sse2_pshuflw,
9080 sse2_pshufhw, eqv16qi3, eqv8hi3, eqv4si3, gtv16qi3, gtv8hi3,
9081 gtv4si3, umaxv16qi3, smaxv8hi3, uminv16qi3, sminv8hi3, ashrv8hi3,
9082 ashrv4si3, lshrv8hi3, lshrv4si3, lshrv2di3, ashlv8hi3, ashlv4si3,
9083 ashlv2di3, sse2_ashlti3, sse2_lshrti3, sse2_unpckhpd, sse2_unpcklpd,
9084 sse2_packsswb, sse2_packssdw, sse2_packuswb, sse2_punpckhbw,
9085 sse2_punpckhwd, sse2_punpckhdq, sse2_punpcklbw, sse2_punpcklwd,
9086 sse2_punpckldq, sse2_punpcklqdq, sse2_punpckhqdq, sse2_movupd,
9087 sse2_movdqu, sse2_movdq2q, sse2_movdq2q_rex64, sse2_movq2dq,
9088 sse2_movq2dq_rex64, sse2_loadd, sse2_stored, sse2_storehpd,
9089 sse2_loadhpd, sse2_storelpd, sse2_loadlpd, sse2_movsd, sse2_loadsd,
9090 sse2_loadsd_1, sse2_storesd, sse2_shufpd, sse2_clflush, sse2_mfence,
9091 mfence_insn, sse2_lfence, lfence_insn, mwait, monitor, addsubv4sf3,
9092 addsubv2df3, haddv4sf3, haddv2df3, hsubv4sf3, hsubv2df3, movshdup,
9093 movsldup, lddqu, loadddup, movddup): Move to sse.md. Any with
9094 non-optabs meanings renamed with an "sse{,2,3}_" prefix at the
9096 (SSEPUSH, push<SSEPUSH>): Remove.
9097 (MMXPUSH, push<MMXPUSH>): Remove.
9098 (sse_movaps, sse_movaps_1, sse_movups): Remove.
9099 (sse2_movapd, sse2_movdqa, sse2_movq): Remove.
9100 (sse2_andti3, sse2_nandti3, sse2_iorti3, sse2_xorti3): Remove.
9101 (sse_clrv4sf, sse_clrv2df, sse2_clrti): Remove.
9102 (maskncmpv4sf3, vmmaskncmpv4sf3): Remove.
9103 (maskncmpv2df3, vmmaskncmpv2df3): Remove.
9104 (ashrv8hi3_ti, ashrv4si3_ti, lshrv8hi3_ti, lshrv4si3_ti): Remove.
9105 (lshrv2di3_ti, ashlv8hi3_ti, ashlv4si3_ti, ashlv2di3_ti): Remove.
9106 * config/i386/athlon.md (athlon_sselog_load): Handle sselog1.
9107 (athlon_sselog_load_k8, athlon_sselog, athlon_sselog_k8): Likewise.
9108 * config/i386/ppro.md (ppro_sse_div_V4SF_load): Fix memory attr.
9109 (ppro_sse_log_V4SF_load): Similarly. Handle sselog1.
9110 (ppro_sse_log_V4SF): Handle sselog1.
9111 * config/i386/predicates.md (const_0_to_1_operand): New.
9112 (const_0_to_255_mul_8_operand): New.
9113 (const_1_to_31_operand): Rename from const_int_1_31_operand.
9114 (const_2_to_3_operand, const_4_to_7_operand): New.
9115 * config/i386/sse.md: New file.
9116 (SSEMODE12, SSEMODE24, SSEMODE124, SSEMODE248, ssevecsize): New.
9117 (sse_movups): Rename from sse_movups_1.
9118 (sse_loadlss): Rename from sse_loadss_1.
9119 (andv4sf3, iorv4sf3, xorv4sf3, andv2df3): Remove the sse prefix
9121 (negv4sf2): Use ix86_expand_fp_absneg_operator.
9122 (absv4sf2, negv2df, absv2df): New.
9123 (addv4sf3): Add expander to call ix86_fixup_binary_operands_no_copy.
9124 (subv4sf3, mulv4sf3, divv4sf3, smaxv4sf3, sminv4sf3, andv4sf3,
9125 iorv4sf3, xorv4sf3, addv2df3, subv2df3, mulv2df3, divv2df3,
9126 smaxv2df3, sminv2df3, andv2df3, iorv2df3, xorv2df3, mulv8hi3,
9127 umaxv16qi3, smaxv8hi3, uminv16qi3, sminv8hi3): Likewise.
9128 (sse3_addsubv4sf3): Model correctly.
9129 sse3_haddv4sf3, sse3_hsubv4sf3, sse3_addsubv2df3, sse3_haddv2df3,
9130 sse3_hsubv2df3, sse2_ashlti3, sse2_lshrti3): Likewise.
9131 (sse_movhlps): Model with vec_select+vec_concat.
9132 (sse_movlhps, sse_unpckhps, sse_unpcklps, sse3_movshdup,
9133 sse3_movsldup, sse_shufps, sse_shufps_1, sse2_unpckhpd, sse3_movddup,
9134 sse2_unpcklpd, sse2_shufpd, sse2_shufpd_1, sse2_punpckhbw,
9135 sse2_punpcklbw, sse2_punpckhwd, sse2_punpcklwd, sse2_punpckhdq,
9136 sse2_punpckldq, sse2_punpckhqdq, sse2_punpcklqdq, sse2_pshufd,
9137 sse2_pshufd_1, sse2_pshuflw, sse2_pshuflw_1, sse2_pshufhw,
9138 sse2_pshufhw_1): Likewise.
9139 (neg<SSEMODEI>2, one_cmpl<SSEMODEI>2): New.
9140 (add<SSEMODEI>3, sse2_ssadd<SSEMODE12>3, sse2_usadd<SSEMODE12>3,
9141 sub<SSEMODEI>3, sse2_sssub<SSEMODE12>3, sse2_ussub<SSEMODE12>3,
9142 ashr<SSEMODE24>3, lshr<SSEMODE248>3, sse2_eq<SSEMODE124>3,
9143 sse2_gt<SSEMODDE124>3, and<SSEMODEI>3, sse_nand<SSEMODEI>3,
9144 ior<SSEMODEI>3, xor<SSEMODEI>3): Macroize from existing patterns.
9145 (addv4sf3, sse_vmaddv4sf3, mulv4sf3, sse_vmmulv4sf3, smaxv4sf3,
9146 sse_vmsmaxv4sf3, sminv4sf3, sse_vmsminv4sf3, addv2df3, sse2_vmaddv2df3,
9147 mulv2df3, sse2_vmmulv2df3, smaxv2df3, sse2_vmsmaxv2df3, sminv2df3,
9148 sse2_vmsminv2df3, umaxv16qi3, smaxv8hi3, uminv16qi3
9149 sminv8hi3): Mark commutative
9150 operands. Use ix86_binary_operator_ok.
9151 (sse_unpckhps, sse_unpcklps, sse2_packsswb, sse2_packssdw,
9152 sse2_packuswb, sse2_punpckhbw, sse2_punpcklbw, sse2_punpckhwd,
9153 sse2_punpcklwd, sse2_punpckhdq, sse2_punpckldq, sse2_punpckhqdq,
9154 sse2_punpcklqdq): Allow operand2 in memory.
9155 (sse_movhlps, sse_movlhps, sse2_unpckhpd, sse2_unpcklpd
9156 sse2_movsd): Add memory alternatives.
9157 (sse_storelps): Turn expander into an insn; split after reload.
9158 (sse_storess, sse2_loadhpd, sse2_loadlpd): Add non-xmm inputs.
9159 (sse2_storehpd, sse2_storelpd): Add non-xmm outputs.
9161 2005-01-08 Eric Botcazou <ebotcazou@libertysurf.fr>
9163 * configure.ac (DWARF-2 debug_line): Use objdump.
9164 * configure: Regenerate.
9166 2005-01-08 Jeff Law <law@redhat.com>
9167 Diego Novillo <dnovillo@redhat.com>
9169 PR tree-optimization/18241
9170 * tree-nrv.c (tree_nrv): Ignore volatile return values.
9171 * tree-ssa-dse.c (dse_optimize_stmt): Do not optimize
9172 statements with volatile operands.
9173 * tree-ssa-operands.c (add_stmt_operand): Do add volatile
9174 operands after marking a statement with has_volatile_ops.
9176 2005-01-08 Roger Sayle <roger@eyesopen.com>
9178 * tree.c (int_fits_type_p): Always honor integer constant
9179 TYPE_MIN_VALUE and TYPE_MAX_VALUE if they exist.
9181 2005-01-08 Roger Sayle <roger@eyesopen.com>
9183 * ifcvt.c (find_if_case_1): Reinstate 2005-01-04 change, now that
9184 the latent bug in rtl_delete_block has been resolved.
9186 2005-01-08 Richard Sandiford <rsandifo@redhat.com>
9188 * config/mips/t-iris6 (MULTILIB_DIRNAMES): Use -mabi argument values.
9189 (MULTILIB_OSDIRNAMES): Use the standard lib, lib32 and lib64.
9191 2005-01-08 Richard Sandiford <rsandifo@redhat.com>
9193 * config/mips/t-slibgcc-irix (SHLIB_LINK): Install a copy of the
9194 library as @multilib_dir@/$(SHLIB_SONAME).
9196 2005-01-07 Eric Botcazou <ebotcazou@libertysurf.fr>
9198 * configure.ac (HAVE_AS_OFFSETABLE_LO10): Fix typo.
9199 * configure: Regenerate.
9201 2005-01-07 Jakub Jelinek <jakub@redhat.com>
9203 * c-common.c (handle_mode_attribute): For ENUMERAL_TYPE, also copy
9206 2005-01-07 David Edelsohn <edelsohn@gnu.org>
9209 * config/rs6000/rs6000.c (rs6000_legitimize_reload_address):
9210 Convert non-word aligned offset address using ld/std into
9213 2005-01-07 Richard Henderson <rth@redhat.com>
9215 * config/i386/i386.md (sse_loadhps splitter): Fix operand number typo.
9217 2005-01-07 Richard SAndiford <rsandifo@redhat.com>
9219 * tree.h (IS_EXPR_CODE_CLASS): Use a straight-forward range check.
9221 2005-01-07 Jakub Jelinek <jakub@redhat.com>
9223 PR tree-optimization/19283
9224 * fold-const.c (fold_widened_comparison): Return NULL if shorter_type
9225 is not shorter than the original type.
9227 PR rtl-optimization/19012
9228 * config/i386/i386.md (addqi_1_slp): Set memory attribute.
9230 PR rtl-optimization/18861
9231 * cfgbuild.c (BLOCK_USED_BY_TABLEJUMP): Define.
9232 (FULL_STATE): Define.
9233 (mark_tablejump_edge): New function.
9234 (purge_dead_tablejump_edges): New function.
9235 (find_bb_boundaries): Use it.
9237 PR tree-optimization/18828
9238 * builtins.c (expand_builtin_next_arg): Remove argument and all
9239 the argument checking.
9240 (expand_builtin): Adjust caller.
9241 (expand_builtin_va_start): Likewise. Remove error for too many
9243 (fold_builtin_next_arg): Issue error for too many arguments.
9244 After checking arguments, replace them with magic arguments that
9245 prevent further checking of the args.
9247 2005-01-06 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
9249 * pa64-hpux.h (STARTFILE_SPEC): Fix typo in spec.
9251 2005-01-06 Roger Sayle <roger@eyesopen.com>
9254 * gcc.c (input_suffix_matches): Tweak the semantics of %{.s:...}
9255 and %{.S:...} (and their negative variants) to test whether the
9256 input file is assembler or pre-processed-assembler independent of
9257 the actual filename extension.
9259 2005-01-06 Roger Sayle <roger@eyesopen.com>
9261 * simplify-rtx.c (simplify_subreg): Simplify truncations of shifts
9262 of sign or zero extended values.
9264 2005-01-06 Geoffrey Keating <geoffk@apple.com>
9266 * c-cppbuiltin.c (builtin_define_float_constants): Set __*_EPSILON__
9267 for IBM long double format correctly.
9269 2005-01-06 Daniel Berlin <dberlin@dberlin.org>
9271 Fix PR tree-optimization/18792
9273 * tree-data-ref.c (build_classic_dist_vector): Change first_loop
9274 to first_loop_depth, and use loop depth instead of loop number.
9275 (build_classic_dir_vector): Ditto.
9276 (compute_data_dependences_for_loop): Use depth, not loop number.
9277 * tree-loop-linear.c (try_interchange_loops): Use loop depth, not loop
9278 number. Pass in loops, instead of loop numbers.
9279 (gather_interchange_stats): Ditto.
9280 (linear_transform_loops): Ditto.
9282 2005-01-06 Richard Sandiford <rsandifo@redhat.com>
9285 * loop.c (get_monotonic_increment, biased_biv_fits_mode_p,
9286 biv_fits_mode_p, extension_within_bounds_p): New functions.
9287 (check_ext_dependent_givs): Use them.
9289 2005-01-06 Roger Sayle <roger@eyesopen.com>
9291 * cfgrtl.c (rtl_delete_block): A basic block may be followed by
9292 more than one barrier, in which case we should delete them all.
9294 2005-01-06 Tobias Schlueter <tobias.schlueter@physik.uni-muenchen.de>
9296 * gcc.c (process_command): Change year in 'gcc --version' to 2005.
9298 2005-01-05 Daniel Berlin <dberlin@dberlin.org>
9300 Fix PR middle-end/19286
9302 * dwarf2out.c (gen_subprogram_die): If we've already tried to
9303 output this subprogram, simply ignore this attempt to do it again.
9304 (add_abstract_origin_attribute): Don't abort trying to add the abstract
9305 origin attribute if it's not possible.
9306 (gen_block_die): Don't ignore subblocks of "unused" blocks.
9307 (decls_for_scope): Ditto.
9308 * gimple-low.c (mark_blocks_with_used_subblocks): Remove.
9309 (mark_used_blocks): Don't call mark_blocks_with_used_subblocks.
9311 2005-01-05 Richard Henderson <rth@redhat.com>
9314 * config/i386/i386.c (BUILTIN_DESC_SWAP_OPERANDS): New.
9315 (bdesc_2arg): Use it.
9316 (ix86_expand_binop_builtin): Force operands into registers
9318 (ix86_expand_unop_builtin, ix86_expand_unop1_builtin,
9319 ix86_expand_sse_compare, ix86_expand_sse_comi,
9320 ix86_expand_builtin): Likewise.
9322 2005-01-05 Richard Henderson <rth@redhat.com>
9324 * config/ia64/ia64.c (rtx_needs_barrier): Handle CONST_VECTOR
9326 * config/ia64/vect.md (mulv8qi3): Re-implement with mix_[rl].
9327 (mulv4hi3): Set itanium_class mmmul.
9328 (fpack_sfxf, fpack_xfsf, fpack_xfxf): Remove.
9329 (fpack): Rename from fpack_sfsf.
9331 2005-01-05 Richard Henderson <rth@redhat.com>
9334 * reload1.c (do_input_reload): Restrict the optimization deleteing
9335 a previous output reload to RELOAD_FOR_INPUT.
9337 2005-01-05 Steven Bosscher <stevenb@suse.de>
9339 * combine.c (expand_compound_operation) <ZERO_EXTRACT>: Add
9340 comment that we fall through after case.
9341 (mark_used_regs_combine): Don't expect a SIGN_EXTRACT in a SET_DEST.
9342 (distribute_links): Likewise.
9343 * cse.c (cse_insn): Likewise.
9344 * cselib.c (cselib_invalidate_mem): Likewise.
9345 * df.c: Update comments at the top of the file.
9346 (read_modify_subreg_p): Update comments here too.
9347 (df_def_record_1): Don't expect a SIGN_EXTRACT in a SET_DEST.
9348 * flow.c (mark_set_1): Likewise.
9349 (mark_used_regs): Likewise.
9350 * gcse.c (mems_conflict_for_gcse_p): Likewise.
9351 (canon_list_insert): Likewise.
9352 (mark_set): Likewise.
9353 (try_replace_reg): Likewise.
9354 (store_killed_in_insn): Likewise.
9355 * loop.c (count_one_set): Likewise.
9356 (basic_induction_var): Likewise.
9357 * postreload-gcse.c (find_mem_conflicts): Likewise.
9358 * postreload.c (reload_combine_note_store): Likewise.
9359 (move2add_note_store): Likewise.
9360 * reload.c (find_equiv_reg): Likewise.
9361 (mark_referenced_resources): Likewise.
9362 * rtlanal.c (set_noop_p): Likewise.
9363 (note_stores): Likewise.
9364 (note_uses): Likewise.
9365 * sched-deps.c (sched_analyze_1): Likewise.
9366 * sched-rgn.c (check_live_1): Likewise.
9367 (update_live_1): Likewise.
9368 * config/i860/i860.c: Likewise.
9370 * rtl.dec (SIGN_EXTRACT): Document that this cannot appear as
9372 (ZERO_EXTRACT): Mention that this one can be an lvalue.
9374 * doc/rtl.texi: Update documentation for bit-fields and SET.
9376 2005-01-05 Roger Sayle <roger@eyesopen.com>
9378 * ifcvt.c (find_if_case_1): Revert 2005-01-04 change.
9380 2005-01-05 Jan Hubicka <jh@suse.cz>
9381 Richard Henderson <rth@redhat.com>
9384 * config/i386/i386.c (ix86_expand_move): Handle tls symbols
9387 2005-01-05 Richard Henderson <rth@redhat.com>
9390 * config/i386/i386.md (sse_movhps, sse_movlps): Remove.
9391 (sse_shufps): Change operand 3 to const_int_operand.
9392 (sse2_storelps): Fix typo in template.
9393 (sse_storehps, sse_loadhps, sse_storelps, sse_loadlps): New.
9394 * config/i386/i386.c (ix86_expand_vector_move_misalign): Use them.
9395 (ix86_expand_builtin): Likewise.
9397 2005-01-05 Julian Brown <julian@codesourcery.com>
9399 * config/arm/arm.c (arm_return_in_memory): Treat complex types
9400 as aggregates for AAPCS ABIs.
9402 2005-01-05 Stan Shebs <shebs@apple.com>
9404 * unwind-dw2-fde-darwin.c (examine_objects): Use 64-bit
9405 Mach-O getters if ppc64.
9406 * config/darwin.c (darwin_asm_output_dwarf_delta): Obey
9408 * config/darwin.h (ASM_PREFERRED_EH_DATA_FORMAT): Use
9409 signed four-byte field for global code case.
9410 (STARTFILE_SPEC): Avoid crt2.o for 64-bit compilation.
9412 2005-01-05 Roger Sayle <roger@eyesopen.com>
9415 * c-common.c: Include real.h.
9416 (c_common_truthvalue_conversion): Avoid destructively modifying expr.
9417 Correctly handle TREE_CONSTANT_OVERFLOW for INTEGER_CST.
9418 Correctly handle TREE_CONSTANT_OVERFLOW and NaNs for REAL_CST.
9419 * Makefile.in (c-common.o): Update dependencies.
9421 2005-01-05 Joseph S. Myers <joseph@codesourcery.com>
9423 * c-parse.in (asm_string): Add trailing semicolon.
9425 2005-01-05 Joseph S. Myers <joseph@codesourcery.com>
9427 * c-parse.in (asm_string): New. Don't allow wide strings in
9429 (simple_asm_expr, asm_argument, asm_operand, asm_clobbers): Use
9430 asm_string instead of STRING.
9432 2005-01-05 Joseph S. Myers <joseph@codesourcery.com>
9434 * c-typeck.c (constructor_no_implicit): Remove.
9435 (set_designator, process_init_element): Don't check
9436 constructor_no_implicit.
9438 2005-01-05 J"orn Rennecke <joern.rennecke@st.com>
9439 Kaz Kojima <kkojima@gcc.gnu.org>
9442 * lcm.c (create_pre_exit): New.
9443 (optimize_mode_switching): In MODE_ENTRY / MODE_EXIT case, set
9444 ENTRY_EXIT_EXTRA to 3. Use create_pre_exit.
9446 2004-01-05 Richard Earnshaw <rearnsha@arm.com>
9448 * arm.h (TARGET_OPTIONS): Correctly record -mhard-float and
9449 -msoft-float in target_float_switch.
9450 * arm.c (arm_override_options): Fix processing of target_float_switch.
9452 2004-01-05 Richard Earnshaw <rearnsha@arm.com>
9454 * arm/vfp.md (arm_movsi_vfp): Hide VFP register classes from register
9457 2004-01-05 Uros Bizjak <uros@kss-loka.si>
9459 * doc/invoke.texi (Intel 386 and AMD x86-64 Options):
9460 Replace i387 with 'i386 compiler' in -mfpmath=sse option.
9462 2005-01-04 Roger Sayle <roger@eyesopen.com>
9464 * ifcvt.c (find_if_case_1): Avoid creating an empty forwarder block,
9465 if deleting the then-block allows the test-block to fallthru to the
9468 2005-01-04 Andrew Pinski <pinskia@physics.uc.edu>
9471 * c-decl.c (diagnose_mismatched_decls): Accept "extern inline" declared
9472 after the full declaration if the are in two different TUs.
9474 2005-01-04 Richard Henderson <rth@redhat.com>
9477 * tree-sra.c (generate_one_element_init): Just
9478 call gimplify_and_add.
9479 (generate_element_init): Record the
9480 new referenced variables and mark them for renaming
9481 and split out to ...
9482 (generate_element_init_1): This.
9483 (scalarize_init): Don't call push_gimplify_context/
9484 pop_gimplify_context.
9486 2005-01-04 Geoffrey Keating <geoffk@apple.com>
9488 * toplev.c (get_src_pwd): Handle failure of getpwd().
9490 2005-01-04 Roger Sayle <roger@eyesopen.com>
9492 * fold-const.c (fold_single_bit_test): Delete unreachable handling
9494 (fold): Don't call fold_single_bit_test with a TRUTH_NOT_EXPR, as
9495 all the cases handled by it are inverted by invert_truthvalue.
9497 2005-01-04 Eric Botcazou <ebotcazou@libertysurf.fr>
9499 * config/sparc/sparc.md (save_register_windowdi): Add missing mode.
9500 (save_register_windowsi): Likewise.
9502 2005-01-04 Richard Henderson <rth@redhat.com>
9504 * tree-mudflap.c (mf_varname_tree): Fix thinko setting declname.
9506 2005-01-04 Uros Bizjak <uros@kss-loka.si>
9509 * cse.c (fold_rtx) [RTX_COMPARE, RTX_COMM_COMPARE]: Don't attempt
9510 any simplifications of vector mode comparison operators.
9511 * simplify-rtx.c (simplify_relational_operation): Fix variable name.
9513 2005-01-04 Paolo Bonzini <bonzini@gnu.org>
9514 Devang Patel <dpatel@apple.com>
9516 PR tree-optimization/18308
9517 * tree-if-conv.c (add_to_dst_predicate_list): Gimplify
9518 the operands before creating a new expression.
9519 * dojump.c (do_jump): Make drop_through_label available
9520 for all cases. Add expansion of COND_EXPR.
9522 2005-01-04 Ira Rosen <irar@il.ibm.com>
9524 * tree-vectorizer.c (vect_analyze_offset_expr): Test for
9525 INTEGER_CST instead of TREE_CONSTANT.
9526 (vect_gen_niters_for_prolog_loop): Test for INTEGER_CST
9527 instead of TREE_CONSTANT.
9528 (vect_analyze_pointer_ref_access): Test for INTEGER_CST
9529 instead of TREE_CONSTANT.
9531 2005-01-04 Eric Botcazou <ebotcazou@libertysurf.fr>
9533 * tree-eh.c (replace_goto_queue): Return early if the queue is empty.
9535 2005-01-04 Uros Bizjak <uros@kss-loka.si>
9538 * config/i386/i386.md (*fop_df_1_i387): Disable for TARGET_SSE_MATH.
9539 (*fop_df_1_i387): Disable for (TARGET_SSE2 && TARGET_SSE_MATH).
9541 2005-01-03 Richard Henderson <rth@redhat.com>
9543 * fold-const.c (force_fit_type): Cope with types larger than 2 HWI.
9544 (fold_convert_const_int_from_int, fold_convert_const_int_from_real,
9545 fold_convert_const_real_from_real): Split out from ...
9546 (fold_convert_const): ... here.
9548 2005-01-03 Richard Henderson <rth@redhat.com>
9551 * config/i386/i386.md (movdi_2): Separate SSE1 and SSE2 alternatives.
9552 (mov<MMXMODEI>_internal): Likewise.
9553 (movdf_nointeger): Prefer Y while not preferring, but allowing, x.
9554 Add V2SF case; use it for SSE1; don't use TI.
9555 (movdf_integer): Likewise.
9556 (mov<SSEMODEI>_internal, movti_internal): Force V4SF for SSE1.
9558 2005-01-03 Ira Rosen <irar@il.ibm.com>
9560 * tree-vectorizer.c (vect_strip_conversions): New function.
9561 (vect_analyze_offset_expr): Call vect_strip_conversions. Add
9562 check for binary class.
9564 2005-01-03 Daniel Berlin <dberlin@dberlin.org>
9568 * dwarf2out.c (block_ultimate_origin): Follow decl origin if origin
9570 * gimple-low.c (mark_blocks_with_used_vars): New function.
9571 (mark_blocks_with_used_subblocks): Ditto.
9572 (mark_used_blocks): Ditto.
9573 (pass_mark_used_blocks): New pass.
9574 * tree-inline.c: Include debug.h.
9575 (expand_call_inline): Call outlining_inline_function here.
9576 * tree-optimize.c (init_tree_optimization_passes): Add
9577 pass_mark_used_blocks.
9578 * tree-pass.h (pass_mark_used_blocks): New.
9579 * Makefile.in (tree-inline.o): Add debug.h dependency.
9581 2005-01-03 Geoffrey Keating <geoffk@apple.com>
9583 * config/darwin.c (darwin_handle_weak_import_attribute): Permit
9584 VAR_DECLs to have weak_import attribute.
9586 * config/rs6000/darwin-fallback.c: Use 'ucontext_t' rather than
9589 2004-01-03 Steven Bosscher <stevenb@suse.de>
9591 * passes.c (rest_of_compilation): Don't run regmove if only
9592 flag_expensive_optimizations, require flag_regmove instead.
9594 2005-01-03 Eric Botcazou <ebotcazou@libertysurf.fr>
9596 * config/sparc/litecoff.h (TARGET_OS_CPP_BUILTINS): Do not
9598 * config/sparc/sysv4-only.h (TARGET_OS_CPP_BUILTINS): Likewise.
9599 * config/sparc/rtemself.h (TARGET_SUB_OS_CPP_BUILTINS): Likewise.
9600 * config/sparc/sol2-64.h (TARGET_SUB_OS_CPP_BUILTINS): Delete.
9601 * config/sparc/sp64-elf.h (TARGET_SUB_OS_CPP_BUILTINS): Likewise.
9603 2005-01-03 Richard Henderson <rth@redhat.com>
9605 * config/ia64/ia64.c (TARGET_VECTOR_MODE_SUPPORTED_P): New.
9606 (ia64_const_ok_for_letter_p): New.
9607 (ia64_const_double_ok_for_letter_p): New.
9608 (ia64_extra_constraint): New.
9609 (ia64_expand_vecint_compare): New.
9610 (ia64_expand_vcondu_v2si): New.
9611 (ia64_expand_vecint_cmov): New.
9612 (ia64_expand_vecint_minmax): New.
9613 (ia64_print_operand): Add 'v'.
9614 (ia64_preferred_reload_class): New.
9615 (ia64_vector_mode_supported_p): New.
9616 * config/ia64/ia64.h (UNITS_PER_SIMD_WORD): New.
9617 (PREFERRED_RELOAD_CLASS): Move to function.
9618 (CONST_OK_FOR_LETTER_P): Move to function.
9619 (CONST_DOUBLE_OK_FOR_LETTER_P): Move to function.
9620 (CONSTRAINT_OK_FOR_Q, CONSTRAINT_OK_FOR_R): Remove.
9621 (CONSTRAINT_OK_FOR_S, CONSTRAINT_OK_FOR_T): Remove.
9622 (EXTRA_CONSTRAINT): Move to function.
9623 * config/ia64/ia64.md: Include vect.md.
9624 (itanium_class): Add mmalua.
9626 * config/ia64/itanium1.md (1_mmalua): New. Add it to bypasses.
9628 * config/ia64/itanium2.md (2_mmalua, 2b_mmalua): Similarly.
9629 * config/ia64/predicates.md (gr_reg_or_0_operand): Accept any
9631 (const_int_2bit_operand): New.
9632 (fr_reg_or_0_operand): New.
9633 * config/ia64/ia64-modes.def: Add vector modes.
9634 * config/ia64/ia64-protos.h: Update.
9635 * config/ia64/vect.md: New file.
9637 2005-01-03 Richard Henderson <rth@redhat.com>
9639 * simplify-rtx.c (simplify_binary_operation): Handle VEC_CONCAT.
9641 2005-01-03 Uros Bizjak <uros@kss-loka.si>
9644 * config/i386/i386.c (log1psf2): Change mode of operands[0,1]
9646 (log1pdf2): Change mode of operands[0,1] to DFmode.
9648 2005-01-03 Eric Botcazou <ebotcazou@libertysurf.fr>
9650 * config/sparc/sparc.h (SPARC_RELAXED_ORDERING): Define to false.
9651 * config/sparc/linux.h (SPARC_RELAXED_ORDERING): Define to true.
9652 * config/sparc/linux64.h (SPARC_RELAXED_ORDERING): Likewise.
9653 * config/sparc/sparc.c (TARGET_RELAXED_ORDERING): Define to
9654 SPARC_RELAXED_ORDERING.
9656 2005-01-03 Richard Henderson <rth@redhat.com>
9657 Uros Bizjak <uros@kss-loka.si>
9660 * config/i386/i386.c (ix86_expand_builtin): [IX86_BUILTIN_PINSRW,
9661 IX86_BUILTIN_PINSRW128]: Fix wrong selector range in error message.
9662 * config/i386/i386.md (mmx_pinsrw, sse2_pinsrw): Fix selector
9664 (*mmx_pinsrw, *sse2_pinsrw): New patterns.
9665 * config/i386/i386/predicates.md (const_pow2_1_to_8_operand,
9666 const_pow2_1_to_128_operand): New predicates.
9668 2005-01-02 Greg McGary <greg@mcgary.org>
9670 * tree-mudflap.c (mf_varname_tree): decl_printable_name handles
9672 (mf_xform_derefs_1) [RESULT_DECL, STRING_CST]: Handle as innermost
9673 object. [ptr_type]: Remove unused variable.
9674 Remember nearest addressable array-element or record-component
9675 when checking bitfield components. Tolerate empty BIND_EXPR.
9677 2005-01-01 Richard Henderson <rth@redhat.com>
9679 * tree-vectorizer.c (vect_analyze_offset_expr): Strip conversions
9680 that don't narrow the value. Fail for other conversions.
9682 2005-01-01 Richard Henderson <rth@redhat.com>
9685 * c-decl.c (pop_file_scope): Call maybe_apply_pending_pragma_weaks.
9686 * c-lang.c (finish_file): Don't do it here.
9687 * objc/objc-act.c (objc_finish_file): Likewise.
9689 * cgraph.c (decl_assembler_name_equal): New.
9690 (cgraph_node_for_asm, cgraph_varpool_node_for_asm): New.
9691 (cgraph_varpool_node): Actually link up cgraph_varpool_nodes.
9692 * cgraph.h (struct cgraph_varpool_node): Add next.
9693 (cgraph_node_for_asm, cgraph_varpool_node_for_asm): Declare.
9694 * varasm.c (assemble_alias): Mark the target as needed.
9696 2005-01-01 Andrew Pinski <pinskia@physics.uc.edu>
9699 * function.c (get_arg_pointer_save_area): Use entry_of_function
9700 instead of get_insns.
9702 2005-01-01 Roger Sayle <roger@eyesopen.com>
9703 Andrew Pinski <pinskia@physics.uc.edu>
9704 James E. Wilson <wilson@specifixinc.com>
9706 PR rtl-optimization/12092
9707 * loop.c (emit_prefetch_instructions): Do nothing if PREFETCH_BLOCK
9710 2005-01-01 Roger Sayle <roger@eyesopen.com>
9711 Olivier Hainque <hainque@act-europe.fr>
9713 * tree.c (int_fits_type_p): A narrower type always fits in a
9714 wider one, except for negative values into unsigned types.
9716 2005-01-01 Roger Sayle <roger@eyesopen.com>
9718 * tree.c (int_fits_type_p): Compare the result of force_fit_type
9719 with the original constant rather than require TREE_OVERFLOW.
9721 2005-01-01 Steven Bosscher <stevenb@suse.de>
9724 * c-decl.c (finish_function): If compiling C99, annotate the
9725 compiler generated return with the current file name and line 0.
9726 * tree-cfg.c (remove_useless_stmts_warn_notreached): Only warn if
9727 the source line is greater than 0.
9728 (remove_bb): Likewise.
9730 See ChangeLog.12 for earlier changes.