1 2005-04-03 Mostafa Hagog <mustafa@il.ibm.com>
3 * cfg.c (clear_bb_flags): Don't clear BB_DISABLE_SCHEDULE.
4 * modulo-sched.c (undo_replace_buff_elem): New structure.
5 (kernel_number_of_cycles, ps_unschedule_node,
6 undo_generate_reg_moves,free_undo_replace_buff,
7 undo_permute_partial_schedule, loop_single_full_bb_p,
8 SIMPLE_SMS_LOOP_P, loop_canon_p, canon_loop,
9 build_loops_structure, get_sched_window): New.
10 (generate_reg_moves): Return undo_replace_buff_elem and other
12 (generate_prolog_epilog): Remove old loop versioning.
13 (sms_schedule): Use loop information and loop_version.
14 (sms_schedule_by_order): Split part of it to get_sched_window.
15 * passes.c (rest_of_handle_sms): call cfg_layout_initialize
16 cfg_layout_finalize and free_dominance_info before/after SMS.
18 2005-04-03 Mostafa Hagog <mustafa@il.ibm.com>
20 * cfghooks.c (lv_flush_pending_stmts,
21 cfg_hook_duplicate_loop_to_header_edge, extract_cond_bb_edges,
22 lv_adjust_loop_header_phi, lv_add_condition_to_bb): New.
23 * cfghooks.h (cfg_hook_duplicate_loop_to_header_edge,
24 lv_add_condition_to_bb,
25 lv_adjust_loop_header_phi, extract_cond_bb_edges,
26 flush_pending_stmts): New in cfg_hooks structure.
27 (cfg_hook_duplicate_loop_to_header_edge, lv_flush_pending_stmts,
28 extract_cond_bb_edges, lv_adjust_loop_header_phi,
29 lv_add_condition_to_bb): New declarations.
30 * cfgloop.h (duplicate_loop_to_header_edge): Change return type to
32 (loop_version): Declare.
33 * cfgloopmanip.c (cfghooks.h): Include.
34 (duplicate_loop_to_header_edge): Change return type to bool.
35 (loop_version, lv_adjust_loop_entry_edge): Move here.
36 * cfgrtl.c (cfgloop.h): Include.
37 (rtl_verify_flow_info_1): Fix.
38 (rtl_lv_add_condition_to_bb, rtl_extract_cond_bb_edges): New.
39 (rtl_cfg_hooks, cfg_layout_rtl_cfg_hook): Add hooks to
41 * tree-cfg.c (tree_lv_adjust_loop_header_phi,
42 tree_lv_add_condition_to_bb): New.
43 (tree_cfg_hooks): Add new hooks to initialization.
44 * tree-ssa-loop-manip.c (lv_adjust_loop_header_phi,
45 lv_adjust_loop_entry_edge, tree_ssa_loop_version): Remove.
47 2005-04-03 Kazu Hirata <kazu@cs.umass.edu>
49 * config/stormy16/stormy16.h (PREDICATE_CODES): Add SUBREG to
50 xstormy16_below100_or_register,
51 xstormy16_splittable_below100_or_register, and
52 nonimmediate_nonstack_operand.
54 * config/stormy16/stormy16-protos.h: Remove the prototypes for
55 xstormy16_ineqsi_operator, equality_operator,
56 inequality_operator, shift_operator,
57 xstormy16_below100_operand, xstormy16_below100_or_register,
58 xstormy16_splittable_below100_or_register,
59 xstormy16_onebit_set_operand, xstormy16_onebit_clr_operand.
60 * config/stormy16/stormy16.c (xstormy16_ineqsi_operator,
61 equality_operator, inequality_operator,
62 xstormy16_below100_operand, xstormy16_below100_or_register,
63 xstormy16_splittable_below100_or_register,
64 xstormy16_onebit_set_operand, xstormy16_onebit_clr_operand,
65 nonimmediate_nonstack_operand, shift_operator): Move to
67 * config/stormy16/stormy16.h (PREDICATE_CODES): Remove.
68 * config/stormy16/stormy16.md: Include predicates.md.
69 * config/stormy16/predicates.md: New.
71 2005-04-02 Kazu Hirata <kazu@cs.umass.edu>
73 * config/iq2000/iq2000.c (uns_arith_operand, arith_operand,
74 small_int, large_int, reg_or_0_operand, simple_memory_operand,
75 equality_op, cmp_op, pc_or_label_operand, call_insn_operand,
76 move_operand, power_of_2_operand): Move to predicates.md.
77 * config/iq2000/iq2000.h (SPECIAL_MODE_PREDICATES,
78 PREDICATE_CODE): Remove.
79 * config/iq2000/iq2000.md: Include predicates.md.
80 * config/iq2000/predicates.md: New.
82 2005-04-02 Richard Sandiford <rsandifo@redhat.com>
84 * config/m68hc11/m68hc11.h (target_flags, MASK_SHORT)
85 (MASK_AUTO_INC_DEC, MASK_M6811, MASK_M6812, MASK_M68S12)
86 (MASK_NO_DIRECT_MODE, MASK_MIN_MAX, MASK_LONG_CALLS)
87 (TARGET_SHORT, TARGET_M6811, TARGET_M6812, TARGET_M68S12)
88 (TARGET_AUTO_INC_DEC, TARGET_MIN_MAX, TARGET_NO_DIRECT_MODE)
89 (TARGET_LONG_CALLS, TARGET_SWITCHES, TARGET_OPTIONS)
90 (SUBTARGET_SWITCHES, SUBTARGET_OPTIONS, m68hc11_regparm_string)
91 (m68hc11_reg_alloc_order, m68hc11_soft_reg_count)
92 (TARGET_M68HC11): Delete.
93 (TARGET_DEFAULT): Change the default setting from MASK_M6811 to 0.
94 * config/m68hc11/m68hc12.h (TARGET_M68HC12): Delete.
95 * config/m68hc11/m68hc11.c (m68hc11_regparm_string)
96 (m68hc11_reg_alloc_order, m68hc11_soft_reg_count)
97 (nb_soft_regs): Delete.
98 (TARGET_DEFAULT_TARGET_FLAGS): Override default with TARGET_DEFAULT.
99 (m68hc11_override_options): Remove the code that caters for MASK_M6811
100 and MASK_M6812 being set simultaneously. Change the code that sets
101 the default m68hc11_soft_reg_count to use integers instead of strings.
102 (m68hc11_conditional_register_usage, hard_regno_mode_ok): Use
103 m68hc11_soft_reg_count (which now has an int type) as the number
105 * config/m68hc11/m68hc11.opt: New file.
107 2005-04-02 Kazu Hirata <kazu@cs.umass.edu>
109 * config/fr30/fr30.h (PREDICATE_CODES): Remove
110 fp_displacement_operand, sp_displacement_operand.
112 * config/m68hc11/m68hc11-protos.h: Add a prototype for
114 Remove the prototypes for tst_operand, cmp_operand,
115 stack_register_operand, d_register_operand,
116 hard_addr_reg_operand, splitable_operand,
117 m68hc11_logical_operator, m68hc11_arith_operator,
118 m68hc11_non_shift_operator, m68hc11_shift_operator,
119 m68hc11_unary_operator, m68hc11_eq_compare_operator,
120 non_push_operand, hard_reg_operand, and
121 reg_or_some_mem_operand.
122 * config/m68hc11/m68hc11.c (m68hcc_auto_inc_p): Make it
124 (tst_operand, cmp_operand, non_push_operand,
125 splitable_operand, reg_or_some_mem_operand,
126 stack_register_operand, d_register_operand,
127 hard_addr_reg_operand, hard_reg_operand,
128 m68hc11_eq_compare_operator, m68hc11_logical_operator,
129 m68hc11_arith_operator, m68hc11_non_shift_operator,
130 m68hc11_shift_operator, m68hc11_unary_operator): Move to
132 * config/m68hc11/m68hc11.h (PREDICATE_CODES): Remove.
133 * config/m68hc11/m68hc11.md: Include predicates.md.
134 * config/m68hc11/predicates.md: New.
136 2005-04-02 Alexandre Oliva <aoliva@redhat.com>
139 * dwarf2out.c (add_abstract_origin_attribute): Revert accidental
140 change checked in along with 2005-03-03's patch for debug/20253.
141 * tree-inline.c (remap_type): Remap TYPE_STUB_DECL.
142 (remap_decl): Insert type decl in map earlier.
144 2005-04-02 Alexandre Oliva <aoliva@redhat.com>
146 PR tree-optimization/20640
147 * tree-ssa-dce.c (remove_dead_stmt): Don't redirect edge to
148 post-dominator if it has phi nodes.
149 (eliminate_unnecessary_stmts): Remove dead phis in all blocks
150 before dead statements.
152 2005-04-02 Alexandre Oliva <aoliva@redhat.com>
155 * final.c (alter_subreg): Don't call subreg_regno for a non-REG.
157 2005-04-02 Alexandre Oliva <aoliva@redhat.com>
159 PR rtl-optimization/20290
160 * loop.c (for_each_insn_in_loop): Don't assume the loop body runs
161 in every iteration if the entry point is the exit test.
163 2005-04-02 Hans-Peter Nilsson <hp@axis.com>
165 * config/cris/cris.md (attribute "length"): Define.
167 2005-04-02 Geoffrey Keating <geoffk@apple.com>
169 * config/rs6000/predicates.md (indexed_or_indirect_operand): New.
170 (word_offset_memref_operand): New.
171 * config/rs6000/rs6000-protos.h (word_offset_memref_operand): Delete.
172 (indexed_or_indirect_operand): Delete.
173 * config/rs6000/rs6000.c (word_offset_memref_operand): Delete.
174 (indexed_or_indirect_operand): Delete.
176 * config/rs6000/t-darwin8: Comment out ppc64 multilib.
179 * config/rs6000/rs6000.md (fix_truncdfsi2): Make destination
182 * config/rs6000/t-darwin (TARGET_LIBGCC2_CFLAGS): Add -pipe.
183 * config/t-darwin (TARGET_LIBGCC2_CFLAGS): Likewise.
185 2005-04-01 Jan-Benedict Glaw <jbglaw@lug-owl.de>
187 * gcc/config/vax/vax.md: Spellcheck, fix whitespace.
189 2005-04-01 Ian Lance Taylor <ian@airs.com>
191 * gcc.c: Don't include <sys/resource.h> or declare getrusage.
192 (rus, prus): Remove static variables.
193 (execute): Use pex_run/pex_get_status rather than pexecute/pwait.
194 (process_command): Permit report_times and use_pipes together.
196 2005-04-01 Joseph S. Myers <joseph@codesourcery.com>
198 * c-decl.c (validate_proto_after_old_defn): Look at
199 TYPE_MAIN_VARIANT of argument types.
201 2005-04-01 Paul Brook <paul@codesourcery.com>
203 * config/arm/arm.c (thumb_call_via_label): Include space for SP.
204 (arm_output_function_epilogue): Allow call_via_SP.
205 (thumb_call_via_reg, arm_file_end): Ditto.
206 * config/arm/arm.h (struct machine_function): Include space for SP.
207 (thumb_call_via_label): Update declaration.
209 2005-04-01 Ian Lance Taylor <ian@airs.com>
211 * final.c (final_scan_insn): Revert part of 2005-03-30 patch: when
212 doing a peephole optimization, once again put any notes in the
215 2005-04-01 Kazu Hirata <kazu@cs.umass.edu>
217 * bb-reorder.c, fold-const.c, varasm.c: Fix comment typos.
219 2005-04-01 Nathan Sidwell <nathan@codesourcery.com>
221 * local-alloc.c (update_equiv_regs): Use gcc_assert, gcc_unreachable.
222 (block_alloc, find_free_reg): Likewise.
223 * loop-doloop.c (doloop_modify): Likewise.
224 * loop-invariant.c (record_use): Likewise.
225 * loop-iv.c (get_biv_step_1, get_biv_step, iv_analyze,
226 get_iv_value, canon_condition, eliminate_implied_condition,
227 eliminate_implied_condition, simplify_using_initial_values,
228 shorten_into_mode, canonicalize_iv_subregs,
229 iv_number_of_iterations): Likewise.
230 * loop-unroll.c (expand_var_during_unrolling): Likewise.
231 * loop-unswitch.c (compare_and_jump_seq, unswitch_single_loop,
232 unswitch_loop): Likewise.
233 * loop.c (INSN_LUID, loop_optimize, rtx_equal_for_loop_p,
234 move_movables, replace_call_address, find_and_verify_loops,
235 rtx_equal_for_prefetch_p, fold_rtx_mult_add, loop_iterations,
236 record_giv, final_giv_value, general_induction_var,
237 simplify_giv_expr, extension_within_bounds_p, try_copy_prop,
238 loop_giv_dump): Likewise.
240 * gcov-io.h (GCOV_CHECK, GCOV_CHECK_READING,
241 GCOV_CHECK_WRITING): Remove.
242 (gcov_position, gcov_rewrite): Use gcc_assert.
243 * gcov-io.c (gcov_open, gcov_write_words, gcov_write_length,
244 gcov_read_words, gcov_sync, gcov_seek): Use gcc_assert.
245 * libgcov.c (__gcov_merge_single, __gcov_merge_delta): Use
248 2005-04-01 Kazu Hirata <kazu@cs.umass.edu>
250 * tree-inline.c: Fix a typo.
252 2005-04-01 Nathan Sidwell <nathan@codesourcery.com>
254 * configure.ac (enable-checking): Explicitly set all variables for
255 collective switch values. Alphabetize variables. Rename
256 ac_checking_valgrind to ac_valgrind_checking. Allow 'none' as
258 * doc/install.texi (enable-checking): Update documentation.
259 * configure: Rebuilt.
261 2005-04-01 Kazu Hirata <kazu@cs.umass.edu>
263 * tree-inline.c (copy_body_r): Use CONSTANT_CLASS_P where
266 2005-04-01 Richard Earnshaw <richard.earnshaw@arm.com>
268 * arm.c (adjacent_mem_locations): Reject volatile memory refs.
269 Also reject cases where this pattern will cause load delay stalls
270 unless optimizing for size and it will produce a shorter sequence.
271 * arm.md (arith_adjacent_mem): Make better use of ldm addressing
272 variants to avoid pre-adjusting the base when possible.
274 2005-04-01 Richard Earnshaw <richard.earnshaw@arm.com>
276 * arm.md (minmax_arithsi): Reject all eliminable registers, not just
277 the frame and argument pointers.
278 (strqi_preinc, strqi_predec, loadqi_preinc, loadqi_predec): Likewise.
279 (loadqisi_preinc, loadqisi_predec, strsi_preinc): Likewise.
280 (strsi_predec, loadsi_preinc, loadsi_predec): Likewise.
281 (strqi_shiftpreinc, strqi_shiftpredec, loadqi_shiftpreinc): Likewise.
282 (loadqi_shiftpredec, strsi_shiftpreinc, strsi_shiftpredec): Likewise.
283 (loadsi_shiftpreinc, loadsi_shiftpredec): Likewise.
285 2005-04-01 Danny Smith <dannysmith@users.sourceforge.net>
287 * config/i386/cygming.h (SUBTARGET_ATTRIBUTE_TABLE): Define,
288 with entry for selectany attribute.
289 * config/i386/i386-protos.h (ix86_handle_selectany_attribute):
291 * config/i386/winnt.c (ix86_handle_selectany_attribute): Define.
292 (i386_pe_asm_named_section): Handle sections generated by
294 * doc/extend.texi (selectany): Document attribute.
296 2005-04-01 Paolo Bonzini <bonzini@gnu.org>
297 Jan Hubicka <jh@suse.cz>
299 * config/i386/i386.c (ix86_decompose_address): Look inside SUBREGs
300 to fix addresses involving EBP and ESP.
301 (aligned_operand, legitimate_address_p, ix86_address_cost): Be prepared
302 for SUBREGed registers.
303 (legitimate_address_p): Accept SUBREGed registers.
305 2005-04-01 Jakub Jelinek <jakub@redhat.com>
308 * dwarf2out.c (gen_type_die_for_member): Handle FIELD_DECL.
309 (dwarf2out_imported_module_or_decl): Use gen_type_die_for_member
312 2005-04-01 Kazu Hirata <kazu@cs.umass.edu>
314 * doc/contrib.texi, doc/invoke.texi, doc/tm.texi: Fix typos.
316 2005-04-01 James E Wilson <wilson@specifixinc.com>
319 * dwarf2out.c (rtl_for_decl_init): New function.
320 (rtl_for_decl_location): Extracted from here.
321 (tree_add_const_value_attribute): Call rtl_for_decl_init and
322 add_const_value_attribute. Delete initializer_constant_valid_p call.
324 2005-04-01 Kazu Hirata <kazu@cs.umass.edu>
326 * cgraphunit.c, dbxout.c, flow.c, gcse.c, gimplify.c,
327 lambda-code.c, loop.c, machmode.def, mips-tfile.c,
328 modulo-sched.c, passes.c, postreload-gcse.c, tree-eh.c,
329 tree-ssa-ccp.c, varasm.c, config/frv/frv.c, config/frv/frv.h,
330 config/frv/frv.md, config/i386/i386.c, config/i386/i386.h,
331 config/i386/i386.md, config/rs6000/predicates.md,
332 config/rs6000/rs6000.c, config/s390/fixdfdi.h,
333 config/s390/s390.c, config/stormy16/stormy16.c,
334 config/stormy16/stormy16.md, config/vax/vax.md: Fix comment
337 2005-04-01 Joseph S. Myers <joseph@codesourcery.com>
340 * gimplify.c (gimplify_expr): Create a temporary for lvalue
341 COND_EXPR and CALL_EXPR.
343 2005-03-31 Vladimir Makarov <vmakarov@redhat.com>
346 * genautomata.c (first_cycle_unit_presence): Check all alternative
347 states for unit presence.
349 * doc/md.texi: Remove remark about impossibility to query unit
350 presence in non nondeterministic automaton state.
352 * config/ia64/ia64.c (get_template): Change order of unit querying.
354 2005-03-31 Kazu Hirata <kazu@cs.umass.edu>
356 * tree-ssa-dom.c (cprop_into_successor_phis): Remove an
359 2005-03-31 Zdenek Dvorak <dvorakz@suse.cz>
361 * cfgloopanal.c (mark_loop_exit_edges): Clean EDGE_LOOP_EXIT
362 flag for edges outside any loops.
364 2005-03-31 Janis Johnson <janis187@us.ibm.com>
366 * doc/sourcebuild.texi (Test Directives): Describe cleanup-* procs.
368 2005-03-31 Kazu Hirata <kazu@cs.umass.edu>
370 * tree-ssa-alias.c: Follow spelling conventions.
371 * doc/tree-ssa.texi: Fix a typo.
373 2005-03-31 J"orn Rennecke <joern.rennecke@st.com>
375 * postreload-gcse.c: Include target.h.
376 (gcse_after_reload_main): Return early if we cannot modify jumps.
377 * Makefile.in (postreload-gcse.o): Depend on $(TARGET_H).
379 2005-03-31 David Edelsohn <edelsohn@gnu.org>
381 * tree-ssa-loop-im.c (stmt_cost): Add RDIV_EXPR to list of
382 expensive operations.
384 2005-03-31 Ian Lance Taylor <ian@airs.com>
386 * collect2.c (lderrout): New variable.
387 (collect_exit): Dump ldout to stdout. Dump and unlink lderrout,
388 if it is set, to stderr.
389 (handler): Unlink lderrout if it is set.
390 (dump_file): Add "to" parameter. Change all callers.
391 (main): Initialize lderrout.
392 (collect_execute): Add errname parameter. Change all callers.
393 Rename redir parameter to outname. Never pass
394 PEX_STDERR_TO_STDOUT to pex_run.
395 * collect2.h (collect_execute, dump_file): Update declarations.
396 * tlink.c (tlink_execute): Add errname parameter. Change all
398 (do_tlink): Check lderrout as well as ldout.
400 2005-03-31 Caroline Tice <ctice@apple.com>
402 * Makefile.in (varasm.o): Add basic-block.h to list of requirements.
403 (bb-reorder.o): Add errors.h to list of requirements.
404 (STAGEFEEDBACK_FLAGS_TO_PASS): Add -freorder-blocks-and-partition to
405 profiledbootstrap flags.
406 * bb-reorder.c (errors.h): Add new include.
407 (struct bbro_basic_block_data_def): Add new field, in_trace.
408 (add_unlikely_executed_notes): Remove function.
409 (mark_bb_for_unlikely_executed_section): Remove function.
410 (insert_section_boundary_note): New function.
411 (verify_hot_cold_block_grouping): New function.
412 (push_to_next_round_p): Remove variables and tests that push all
413 cold blocks to last round.
414 (find_traces): Remove code that added extra round of trace finding
415 when doing partitioning.
416 (find_traces_1_round) : Remove variable last_round; add code to
417 update new struct field, in_trace; correct trace_length where it was
418 incorrect before (after call to copy_bb); change code that pushed all
419 cold blocks to last round. Instead verify that all blocks going into
420 a trace belong in the same partition.
421 (connect_traces): Modify to connect the traces in two passes, if the
422 function contains both hot and cold blocks. The first pass connects
423 all the traces for blocks in the partition that the first block in
424 the function belongs to; the second pass connnects all the traces
425 containing blocks that belong in the other partition.
426 (find_rarely_executed_basic_blocks_and_crossing_edges): Remove
427 code that automatically put the first block in a function into the
428 hot partition if the function had any hot blocks.
429 (fix_crossing_unconditional_branches): Check number of succ edges
430 before attempting to get one.
431 (fix_edges_for_rarely_executed_code): Update comment describing
433 (reorder_basic_blocks): Add code to initialize new field (in_trace);
434 remove call to add_unlikely_executed_notes; add call to
435 verify_hot_cold_block_grouping.
436 (duplicate_computed_gotos): Don't change computed goto if it's a
438 (partition_hot_cold_basic_blocks): Update function comment.
439 * cfgcleanup.c (try_simplify_condjump): Remove redundacy from
441 (try_forward_edges): Likewise.
442 (merge_blocks_move_predecessor_nojumps): Likewise.
443 (merge_blocks_move_successor_nojumps): Likewise.
444 (merge_blocks_move): Likewise.
445 (try_crossjump_bb): Likewise.
446 * cfglayout.c (update_unlikely_executed_notes): Remove function.
447 (fixup_reorder_chain): Remove code for adding UNLIKELY_EXECUTED_CODE
448 notes to cold bb's; remove call to update_unlikely_executed_notes.
449 (duplicate_insn_chain): change NOTE_INSN_UNLIKELY_EXECUTED_CODE to
450 NOTE_INSN_SWITCH_TEXT_SECTIONS.
451 * cfglayout.h (scan_ahead_for_unlikely_executed_note): Remove
452 function declaration.
453 * cfgrtl.c (can_delete_note_p): Remove UNLIKELY_EXECUTED_CODE note
455 (rtl_can_merge_blocks): Remove redundancy from condition.
456 (try_redirect_by_replacing_jump): Likewise.
457 (force_nonfallthru_and_redirect): Remove code for adding
458 UNLIKELY_EXECUTED_CODE notes to cold bb's.
459 (commit_one_edge_insertion): Likewise.
460 (cfg_layout_can_merge_blocks_p): Remove redundancy from condition.
461 * dbxout.c (FORCE_TEXT): Replace function_section with
462 current_function_section.
463 (struct dbx_debug_h): Add do_nothing function for new debug_hooks
464 function, switch_text_section.
465 (struct xcoff_debug): Likewise.
466 (dbxout_function_end): Add code to put out label diffs for both
467 hot and cold sections.
468 * debug.c (struct do_nothing_debug_hooks): Add do_nothing function
469 for new debug_hooks funciton, switch_text_section..
470 * debug.h (struct gcc_debug_hooks): Add new function to debug_hooks,
472 * dwarf2out.c (struct dw_fde_struct): Add five new fields:
473 dw_fde_hot_section_label, dw_fde_hot_section_end_label,
474 dw_fde_unlikely_section_label, dw_fde_unlikely_section_end_label and
475 dw_fde_switched_sections.
476 (output_call_frame_info): Add test to see if function switches text
477 sections in the middle; if so, use appropriate extra hot and cold
478 section labels to compute size deltas for the hot and cold sections.
479 (dwarf2out_begin_prologue): Add code to initialize new fields in
481 (dwarf2out_switch_text_section): New function (invoked through
482 debug_hook); updates new fields in dw_fde_struct appropriately and
483 increments separate_line_info_table_in_use.
484 (dwarf2_debug_hooks): Initialize switch_text_section function to be
485 dwarf2out_switch_text_section.
486 (struct var_loc_node): Add new field, section_label.
487 (output_aranges): Add code to check whether in hot or cold section and
488 use the appropriate label in calculating deltas.
489 (output_ranges): Likewise.
490 (output_line_info): Add code to check which section we're in and
491 use appropriate hot/cold label.
492 (add_location_or_constant_value_attribute): Likewise.
493 (gen_subprogam_die): Modify arange attributes to use correct labels.
494 (dwarf2out_begin_block): Change call to function_section into call to
495 current_function_section.
496 (dwarf2out_end_block): Likewise.
497 (dwarf2out_source_line): Likewise.
498 (dwarf2out_var_location): Add code to check whether in hot or cold
499 section and use the appropriate label.
500 * except.c (output_function_exception_table): Change call to
501 function_section into call to current_function_section.
502 * final.c (profile_function): Likewise.
503 (scan_ahead_for_unlikely_executed_note): Remove function.
504 (final_scan_insn): Remove calls to
505 scan_ahead_for_unlikely_executed_note, and related code for switching
506 to cold section, except for the single time
507 NOTE_INSN_SWITCH_TEXT_SECTIONS may be encountered; add calls to
508 debug_hooks->switch_text_sections; replace appropriate calls to
509 function_section with calls to current_function_section.
510 * ifcvt.c (find_if_case_1): Remove redundancy from condition, add
511 test_bb to condition.
512 (find_if_case_2): Likewise.
513 * insn-notes.def: Change NOTE_INSN_UNLIKELY_EXECUTED_CODE to
514 NOTE_INSN_SWITCH_TEXT_SECTIONS. Update comment appropriately.
515 * opts.c (decode_options): Change warning about hot/cold partitioning
516 with exceptionss to inform (so as not to cause bootstrap failures);
517 remove warning about partitioning with DWARF debug info.
518 * output.h (current_function_section): Add new function decl.
519 (insert_section_boundary_note): Likewise.
520 (enum in_section): Move this declaration here from varasm.c.
521 (unlikely_section_label): Likewise.
522 (unlikely_text_section_name): Likewise.
523 (last_text_section_name): New global variable.
524 (last_text_section): Likewise.
525 (hot_section_label): Likewise.
526 (hot_section_end_label): Likewise.
527 (cold_section_end_label): Likewise.
528 * passes.c (rest_of_handle_final): Free unlikely_text_section_name.
529 * print-rtl.c (print_rtx): Change NOTE_INSN_UNLIKELY_EXECUTED_CODE
530 to NOTE_INSN_SWITCH_TEXT_SECTIONS.
531 * reg-stack.c (emit_swap_insn): Remove UNLIKELY_EXECUTED_CODE note
532 insn from consideration.
533 * sdbout.c (sdb_debug_hooks): Add do_nothing for new function,
535 * varasm.c (basic-block.h): Add new include.
536 (unlikely_section_label_printed): Remove global variable.
537 (unlikely_section_label): Make global variable not be static any more.
538 (unlikely_text_section_name): Likewise.
539 (hot_section_end_label): New global variable (not static)
540 (first_function_block_is_cold): Likewise.
541 (hot_section_label): Likewise.
542 (cold_section_end_label): Likewise..
543 (last_text_section): New global variable, not static.
544 (last_text_section_name): New global variable, not static.
545 (initialize_cold_section_name): New function.
546 (enum in_section): Move declaration to output.h.
547 (text_section): Update last_text_section.
548 (unlikely_text_section): Replace code to determine cold section name
549 with call to initialize_cold_section_name; Add code to update
550 last_text_section; remove code for printing out label.
551 (named_section_real): Add code to update last_text_section and
552 last_text_section_name as appropriate.
553 (function_section): Change test for 'unlikely' to depend on
554 first_function_block_is_cold (moved old test to
555 current_function_section).
556 (current_function_section): New function.
557 (assemble_start_function): Move code that frees
558 unlikely_text_section_name; initialize hot_section_end_label;
559 print hot and cold section labels at the start of the function;
560 set first_function_block_is_cold, if appropriate; initialize l
561 ast_text_section; add call to insert_section_boundary_note.
562 (assemble_end_function): Add code to write out hot and cold section
564 *vmsdbgout.c (vmsdbg_debug_hooks): Add do_nothing for new function,
566 * config/darwin.c (machopic_select_section): Replace incorrect
567 function in base_funs; update reloc for cold sections if necessary.
568 * config/darwin.h (SECTION_FUNCTION): Add code to update
569 last_text_section if appropriate.
570 (text_unlikely_section): Remove.
571 * config/sparc/sparc.c (sparc_output_deferred_case_vectors): Likewise.
572 * config/stormy16/stormy16.c (stormy_16_output_addr_vec): Likewise.
573 * config/xtensa/xtensa.c (override_options): Turn off hot/cold
574 partitioning for this architecture.
576 2005-03-31 Olivier Hainque <hainque@adacore.com>
578 * dwarf2out.c (dwarf2out_frame_finish): Honor DWARF2_FRAME_INFO
579 defined and non-zero.
581 2005-03-31 Gabriel Dos Reis <gdr@integrable-solutions.net>
584 * doc/invoke.texi (-Wsynth): Don't document, as it now is void of
587 2005-03-31 Alan Modra <amodra@bigpond.net.au>
590 * config/rs6000/rs6000.md (load_toc_v4_PIC_1b): Remove inline
591 label operand. Remove (use (unspec..)). Don't emit a label on
593 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Don't
594 generate inline label for load_toc_v4_PIC_1b.
595 (rs6000_emit_load_toc_table): Likewise.
597 2005-03-31 Kazu Hirata <kazu@cs.umass.edu>
599 * config.gcc: Obsolete i860-*-sysv4*, ip2k-*-elf,
600 ns32k-*-netbsdelf*, and ns32k-*-netbsd*.
602 2005-03-29 Devang Patel <dpatel@apple.com>
604 * tree-sra.c (decide_block_copy): Disable scalarization of
607 2005-03-30 Stuart Hastings <stuart@apple.com>
608 Dale Johannesen <dalej@apple.com>
610 * Makefile.in (print-tree.o): Depend on tree-iterator.h.
611 * print-tree.c (print_node): Add case STATEMENT_LIST.
613 2005-03-31 Alan Modra <amodra@bigpond.net.au>
615 * config.gcc (cpu_is_64bit): Set for 64-bit powerpc cpus.
616 (powerpc64-*-linux*): Use it. Rearrange tm_file assignment.
617 (powerpc-*-linux*): Build a biarch compiler when --enable-targets
618 is given with "powerpc64*" or "all", or when --with-cpu chooses
621 2005-03-30 James E. Wilson <wilson@specifixinc.com>
624 * dwarf2out.c (add_high_low_attributes): New function, extracted from
625 gen_lexical_block_die.
626 (gen_lexical_block_die, gen_inlined_subroutine_die): Call it.
628 2005-03-31 Jan Hubicka <jh@suse.cz>
630 2004-11-02 Jan Hubicka <jh@suse.cz>
632 * cgraph.c (cgraph_varpool_node_name): New function.
633 (dump_cgraph_varpool_node): New function.
634 (dump_varpool): New function.
635 * cgraphunit.c (cgraph_optimize): Dump varpool.
637 2004-10-16 Jan Hubicka <jh@suse.cz>
639 * cgraph.c (decide_is_variable_needed): New function.
640 (cgraph_varpool_finalize_decl): Use it.
641 * cgraphunit.c (cgraph_optimize): Assemble_pending_decls when not doing
643 * final.c (output_addr_const): Do not call mark_referenced.
644 * passes.c (rest_of_decl_compilation): ifdef out DECL_RTL_SET_P hack;
645 always go via cgraph.
646 * toplev.c (wrapup_global_declarations): Kill non-unit-at-a-time code.
647 (check_global_declarations): Ifdef out code clearing DECL_RTL.
648 * tree-optimize.c (execute_inline): Mark functions called.
649 * i386.c (output_pic_addr_const): Do not call mark_decl_referenced.
651 2004-10-11 Jan Hubicka <jh@suse.cz>
653 * cgraph.c (cgraph_varpool_first_unanalyzed_node): New global voriable
654 (cgraph_varpool_last_needed_node): New static variable.
655 (enqueue_needed_varpool_node): Break out from ...; add items to the
656 end of queue; update first pointers.
657 (cgraph_varpool_mark_needed_node): ... here.
658 (cgraph_varpool_finalize_decl): Use enqueue_needed_varpool_node.
659 (cgraph_varpool_assemble_pending_decls): Move to cgraphunit.c
660 * cgraph.h (cgraph_varpool_node): Add analyzed field.
661 (cgraph_varpool_first_unanalyzed_node): Declare.
662 * cgraphunit.c: Include output.h.
663 (cgraph_varpool_analyze_pending_decls): New function.
664 (cgraph_varpool_assemble_pending_decls): Move from cgraph.c; bail out
665 for errors, analyze pending decls.
666 (cgraph_finalize_compilation_unit): Only analyze decls.
667 (cgraph_optimize): Assemble the decls after expanding.
669 2005-03-30 Daniel Berlin <dberlin@dberlin.org>
671 * tree-ssa-alias.c (compute_flow_insensitive_aliasing): Make sure
672 subvars get marked properly in tags for grouping.
673 (add_pointed_to_var): Mark only actual pointed to
674 variables/subvars in addresses needed.
675 (create_overlap_variables_for): Clear call clobbered on original
677 * tree-ssa-operands.c (get_asm_expr_operands): Don't let regular
678 addresable vars with subvars into list.
679 * tree-ssa.c (verify_ssa_name): Verify original is not used where
682 2005-03-30 Richard Henderson <rth@redhat.com>
684 * cgraph.h (struct cgraph_node): Add alias.
685 * varasm.c (assemble_alias): Set it.
686 * cgraphunit.c (cgraph_assemble_pending_functions): Check it and
687 avoid calling cgraph_expand_function.
689 2005-03-30 Tom Tromey <tromey@redhat.com>
691 * tree.def (FILE_TYPE): Removed.
692 * typeclass.h (enum type_class): Removed file_type_class.
693 * dwarf2out.c (is_base_type): Updated.
694 (gen_type_die): Likewise.
695 * dbxout.c (dbxout_type): Updated.
696 * builtins.c (type_to_class): Updated.
697 * tree.c (type_contains_placeholder_1): Updated.
698 * config/sparc/sparc.c (sparc_type_code): Updated.
699 * config/ia64/ia64.c (hfa_element_mode): Updated.
700 * expr.c (count_type_elements): Updated.
701 * stor-layout.c (layout_type): Updated.
702 * tree-inline.c (remap_type): Updated.
703 * tree-pretty-print.c (dump_generic_node): Updated.
705 2005-03-30 Fariborz Jahanian <fjahanian@apple.com>
707 * builtins.c (expand_builtin_powi): Fix mode of
708 2nd argument to match int.
709 * libgcc2.h (__powisf2, __powidf2, __powixf2, __powitf2): Change
710 2nd argument type to int.
711 * libgcc2.c: Change prototype of __powi* functions to use
714 2005-03-30 Dale Johannesen <dalej@apple.com>
717 * calls.c (expand_call): Flush pending deferrals before
720 2005-03-30 Joseph S. Myers <joseph@codesourcery.com>
724 * c-tree.h (C_DECL_UNJUMPABLE_STMT_EXPR,
725 C_DECL_UNDEFINABLE_STMT_EXPR, struct c_label_list, struct
726 c_label_context, label_context_stack): New.
727 * c-decl.c (define_label): Check for jumps into statement
728 expressions. Add label to list of defined labels.
729 (start_function): Push context on label_context_stack.
730 (finish_function): Pop context from label_context_stack.
731 * c-typeck.c (label_context_stack): New.
732 (c_finish_goto_label): Check for jumps into statement
733 expressions. Add label to list of jumped to labels.
734 (struct c_switch): Add blocked_stmt_expr.
735 (c_start_case): Initialize it.
737 (c_finish_case): Verify !blocked_stmt_expr.
738 (c_begin_stmt_expr): Push context on label_context_stack.
739 Increment blocked_stmt_expr. Mark labels jumped to from outside
741 (c_finish_stmt_expr): December blocked_stmt_expr. Mark labels
742 defined in the statement expression and no longer jumpable to.
743 Mark labels jumped to from just outside the statement expression
744 as again definable. Pop context from label_context_stack.
745 * doc/extend.texi (Statement Exprs): Update.
747 2005-03-30 Joseph S. Myers <joseph@codesourcery.com>
750 * c-decl.c (start_function): Check for old_decl being
753 2005-03-30 Ian Lance Taylor <ian@airs.com>
755 * final.c (final): Remove prescan parameter. Change all callers.
756 (final_scan_insn): Remove prescan parameter. Change all callers.
758 2005-03-30 Kazu Hirata <kazu@cs.umass.edu>
760 * tree-vectorizer.c: Fix comment typos.
762 2005-03-30 Sebastian Pop <pop@cri.ensmp.fr>
764 * tree-scalar-evolution.c (instantiate_parameters_1): Return
765 as soon as a chrec_dont_know is detected.
767 2005-03-31 Danny Smith <dannysmith@users.sourceforge.net>
769 Merge from csl-arm-branch.
770 2004-02-12 Mark Mitchell <mark@codesourcery.com>
772 * tlink.c (recompile_files): Do not assume that "rename" can
773 overwrite an existing file.
775 2005-03-31 Paolo Bonzini <bonzini@gnu.org>
777 * gcc/configure.ac (TL_AC_GNU_MAKE_GCC_LIB_PATH): Remove.
778 * gcc/configure: Regenerate.
780 2005-03-30 Alan Modra <amodra@bigpond.net.au>
782 * doc/install.texi: Update binutils requirement for powerpc*-linux.
784 * config/rs6000/rs6000.c (rs6000_arg_partial_bytes): Update comments.
786 * calls.c (struct arg_data): Update "partial" comment.
787 (load_register_parameters): Update "nregs" comment.
789 2005-03-30 Richard Sandiford <rsandifo@redhat.com>
791 * config/iq2000/iq2000.h (target_flags, MASK_GPOPT, MASK_EMBEDDED_DATA)
792 (MASK_UNINIT_CONST_IN_RODATA, TARGET_EMBEDDED_DATA, TARGET_SWITCHES)
793 (TARGET_DEFAULT, TARGET_CPU_DEFAULT, SUBTARGET_TARGET_OPTIONS)
794 (TARGET_OPTIONS, iq2000_cpu_string, iq2000_arch_string): Delete.
795 (TARGET_DEBUG_MODE, TARGET_DEBUG_A_MODE, TARGET_DEBUG_B_MODE)
796 (TARGET_DEBUG_C_MODE, TARGET_DEBUG_D_MODE): Define to 0 rather
797 than target_flags & 0.
798 * config/iq2000/iq2000.c (iq2000_cpu_string, iq2000_arch_string)
799 (iq2000_arch, iq2000_parse_cpu): Delete.
800 (TARGET_HANDLE_OPTION): Override default.
801 (iq2000_handle_option): New function.
802 (override_options): Remove -march= and -mcpu= handling.
803 * config/iq2000/iq2000.opt: New file.
805 2005-03-30 Richard Sandiford <rsandifo@redhat.com>
807 * config/c4x/c4x-protos.h (c4x_rpts_cycles, c4x_cpu_version): Delete.
808 * config/c4x/c4x.h (SMALL_MEMORY_FLAG, MPYI_FLAG, FAST_FIX_FLAG)
809 (RPTS_FLAG, C3X_FLAG, TI_FLAG, PARANOID_FLAG, MEMPARM_FLAG, DEVEL_FLAG)
810 (RPTB_FLAG, BK_FLAG, DB_FLAG, DEBUG_FLAG, HOIST_FLAG)
811 (LOOP_UNSIGNED_FLAG, FORCE_FLAG, PRESERVE_FLOAT_FLAG)
812 (PARALLEL_INSN_FLAG, PARALLEL_MPY_FLAG, ALIASES_FLAG, C30_FLAG)
813 (C31_FLAG, C32_FLAG, C33_FLAG, C40_FLAG, C44_FLAG, TARGET_SWITCHES)
814 (TARGET_DEFAULT, TARGET_SMALL, TARGET_MPYI, TARGET_FAST_FIX)
815 (TARGET_RPTS, TARGET_TI, TARGET_PARANOID, TARGET_MEMPARM, TARGET_DEVEL)
816 (TARGET_RPTB, TARGET_BK, TARGET_DB, TARGET_DEBUG, TARGET_HOIST)
817 (TARGET_LOOP_UNSIGNED, TARGET_FORCE, TARGET_PRESERVE_FLOAT)
818 (TARGET_PARALLEL, TARGET_PARALLEL_MPY, TARGET_ALIASES)
819 (c4x_rpts_cycles_string, c4x_cpu_version_string)
820 (TARGET_OPTIONS): Delete.
821 (c4x_rpts_cycles, c4x_cpu_version): Declare.
822 (TARGET_C3X, TARGET_C30, TARGET_C31, TARGET_C32, TARGET_C33)
823 (TARGET_C40, TARGET_C44): Redefine in terms of c4x_cpu_version.
824 * config/c4x/c4x.c (c4x_rpts_cycles_string): Delete.
825 (c4x_cpu_version_string): Delete.
826 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
827 (c4x_handle_option): New function. Map -m3x and -m4x options to the
828 equivalent -mcpu= option.
829 (c4x_override_options): Remove -mrpts= and -mcpu= handling from here.
830 Deal with the extra conditions in the old TARGET_MPYI, TARGET_RPTB,
831 TARGET_DB, TARGET_PARALLEL and TARGET_PARALLEL_MPY macros by setting
832 or clearing the appropriate MASK_* bit.
833 (c4x_file_start): Use c4x_cpu_version.
834 * config/c4x/c4x.opt: New file.
836 2005-03-30 Richard Sandiford <rsandifo@redhat.com>
838 * doc/options.texi: Document the new MaskExists flag.
839 * opth-gen.awk: Don't output MASK and TARGET macros for Mask(...)
840 if the option has the MaskExists flag.
842 2005-03-30 Richard Sandiford <rsandifo@redhat.com>
844 * opt-functions.awk (flag_set_p, test_flag): New functions.
845 (switch_flags): Use them.
846 * opth-gen.awk: Use flag_set_p to check for flags.
847 * optc-gen.awk: Likewise. Use opt_args to check for Init(...) flags.
849 2005-03-30 Ian Lance Taylor <ian@airs.com>
851 * config.host (i[34567]86-*-mingw32*): Don't set
852 host_can_use_collect2 to no.
854 2005-03-30 Alan Modra <amodra@bigpond.net.au>
857 * builtins.c (get_memory_rtx): Expand address exp using EXPAND_NORMAL.
858 Remove convert_memory_address call duplicating that in memory_address.
860 2005-03-29 Richard Henderson <rth@redhat.com>
863 * c-decl.c (c_finish_incomplete_decl): Update complete_array_type call.
864 (build_compound_literal): Likewise. Propagate decl type into the
866 (finish_decl): Likewise. Use new return value from complete_array_type
867 for zero sized arrays.
868 (complete_array_type): Move ...
869 * c-common.c (complete_array_type): ... here. Change first argument
870 to pointer-to-type-node. Consistently use sizetype for the index
871 except for zero sized arrays. Detect zero sized arrays for pedantic
872 mode diagnostics. Create a new type node instead of modifying the
874 * c-tree.h (complete_array_type): Move decl ...
875 * c-common.h (complete_array_type): ... here.
877 2005-03-29 Richard Henderson <rth@redhat.com>
880 * tree-sra.c (generate_element_init_1): Handle RANGE_EXPR.
882 2005-03-29 Kazu Hirata <kazu@cs.umass.edu>
884 * builtin-types.def, c-convert.c, c-format.c, ddg.c, debug.c,
885 debug.h, et-forest.c, et-forest.h, gcov.c, rtl-profile.c,
886 rtlhooks-def.h, rtlhooks.c, sdbout.c, tree-inline.h,
887 tree-profile.c, tsystem.h, value-prof.h: Update copyright.
889 2005-03-29 Eric Christopher <echristo@redhat.com>
891 * config/mips/mips.c (mips_gimplify_va_arg_expr): Update for
892 truthvalue conversion removal.
894 2005-03-29 Ian Lance Taylor <ian@airs.com>
897 * collect2.c: Never include <vfork.h>.
898 (VFORK_STRING, vfork): Don't define.
899 (pid): Remove global variable.
900 (handler): Call raise instead of kill (getpid(), ...).
901 (collect_wait): Add pex parameter. Change all callers. Use
902 pex_get_status rather than pwait.
903 (do_wait): Add pex parameter. Change all callers.
904 (collect_execute): Return struct pex_obj * rather than void. Use
905 pex routines rather than pexecute.
906 (fork_execute): Get pex_obj from collect_execute, and pass it to
908 (scan_prog_file): Use pex routines rather than pipe/vfork/exec.
909 Only declare quit_handler if SIGQUIT is defined.
910 (scan_libraries): Likewise.
911 * collect2.h (collect_execute): Update declaration.
912 (collect_wait): Update declaration.
913 * tlink.c (tlink_execute): Get pex_obj from collect_execute, and
914 pass it to collect_wait.
916 2005-03-29 Joseph S. Myers <joseph@codesourcery.com>
919 * c-parser.c (c_parser_compound_statement_nostart): Give error
920 message for EOF instead of just setting parser->error.
922 2005-03-29 Dorit Naishlos <dorit@il.ibm.com>
924 * tree-vectorizer.c (slpeel_update_phi_nodes_for_guard): Removed.
925 (slpeel_update_phi_nodes_for_guard1): New function.
926 (slpeel_update_phi_nodes_for_guard2): New function.
927 (slpeel_tree_peel_loop_to_edge): Call above new functions instead
928 of slpeel_update_phi_nodes_for_guard.
929 (vectorize_loops): Remove call to loop_closed_rewrite.
930 * tree-vect-transform.c (vect_update_ivs_after_vectorizer): Remove
933 2005-03-29 Richard Sandiford <rsandifo@redhat.com>
935 * config/m32r/little.h (TARGET_ENDIAN_DEFAULT): Delete.
936 (TARGET_LITTLE_ENDIAN): New macro.
937 * config/m32r/m32r.h (SUBTARGET_SWITCHES, target_flags)
938 (TARGET_RELAX_MASK, TARGET_DEBUG_MASK, TARGET_DEBUG)
939 (TARGET_ALIGN_LOOPS_MASK, TARGET_ALIGN_LOOPS)
940 (TARGET_LOW_ISSUE_RATE_MASK, TARGET_LOW_ISSUE_RATE)
941 (TARGET_BRANCH_COST_MASK, TARGET_BRANCH_COST, TARGET_M32RX_MASK)
942 (TARGET_M32RX, TARGET_M32R2_MASK, TARGET_M32R2, LITTLE_ENDIAN_BIT)
943 (TARGET_ENDIAN_DEFAULT, SUBTARGET_SWITCHES, TARGET_DEFAULT)
944 (TARGET_SWITCHES, m32r_model_string, m32r_sdata_string)
945 (m32r_cache_flush_trap_string, SUBTARGET_OPTIONS)
946 (TARGET_OPTIONS): Delete.
947 (M32R_MODEL_DEFAULT, M32R_SDATA_DEFAULT): Turn into enums.
948 (CACHE_FLUSH_TRAP): Turn into an integer.
949 (TARGET_LITTLE_ENDIAN): Define to 0 by default.
950 (INITIALIZE_TRAMPOLINE): Check m32r_cache_trap >= 0 to see if
951 -mflush-trap is in use.
952 * config/m32r/m32r.c (m32r_model_string, m32r_sdata_string)
953 (m32r_cache_flush_trap_string): Delete.
954 (m32r_model) Initialize to M32R_MODEL_DEFAULT.
955 (m32r_sdata): Likewise M32R_SDATA_DEFAULT.
956 (m32r_cache_trap): Likewise CACHE_FLUSH_TRAP.
957 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
958 (m32r_handle_option): New function. Move -mflush-trap=, -mflush-func=,
959 -mmodel= and -msdata= handling from...
960 (m32r_init): ...here.
961 * config/m32r/m32r.opt: New file.
963 2005-03-29 Keith Besaw <kbesaw@us.ibm.com>
965 * tree-ssanames.c (duplicate_ssa_name_ptr_info): New function.
966 (duplicate_ssa_name): Call duplicate_ssa_name_ptr_info.
967 * tree-vect-analyze.c (vect_object_analysis): additional parm
968 pass back a "struct ptr_info_def *" with the points-to info.
969 (vect_analyze_data_refs): set the STMT_VINFO_PTR_INFO for the
970 statement using info returned from vect_object_analysis.
971 * tree-vect-transform.c (update_vuses_to_preheader): New function.
972 (vect_create_data_ref_ptr): Remove updates to vars_to_rename
973 for virtual uses and defs when creating a replacement vector
974 reference. Call duplicate_ssa_name_ptr_info to define points-to
975 info for vector pointer replacement using STMT_VINFO_PTR_INFO.
976 (vectorizable_store): copy_virtual_operands and update
977 definition statements.
978 (vectorizable_load): copy_virtual_operands. Remove call to
979 mark_call_clobbered_vars_to_rename for call to "const" builtin.
980 * tree-vectorizer.c (vectorize_loops): Remove calls to
981 rewrite_into_ssa and bitmap_clear (vars_to_rename).
982 (new_stmt_vec_info): initialize STMT_VINFO_PTR_INFO for stmt.
983 * tree-vectorizer.h (_stmt_vec_info): add field ptr_info and
984 define macro STMT_VINFO_PTR_INFO for use in accessing.
985 * tree.h add export of duplicate_ssa_name_ptr_info.
986 * rs6000.c (altivec_init_builtins): Declare builtin function
987 __builtin_altivec_mask_for_load to be "const".
989 2005-03-29 Jakub Jelinek <jakub@redhat.com>
992 * cgraph.h (struct cgraph_varpool_node): Add alias field.
993 * cgraph.c (cgraph_varpool_assemble_pending_decls): Don't call
994 assemble_variable on aliases.
995 * varasm.c (assemble_alias): Set node->alias.
996 * toplev.c (wrapup_global_declarations): Don't call
997 rest_of_decl_compilation on aliases again.
999 2005-03-29 Paul Brook <paul@codesourcery.com>
1001 * config/arm/arm-protos.h (arm_dbx_register_number): Add prototype.
1002 * config/arm/arm.c (arm_dbx_register_number): New function.
1003 * config/arm/arm.h (IS_FPA_REGNUM, DBX_REGISTER_NUMBER): Define.
1005 2005-03-29 Eric Botcazou <ebotcazou@libertysurf.fr>
1008 * varasm.c (make_decl_rtl) [ASM_DECLARE_REGISTER_GLOBAL]: Use
1009 the DECL_NAME, not the DECL_ASSEMBLER_NAME.
1011 2005-03-29 Dale Johannesen <dalej@apple.com>
1013 * Makefile.in (value-prof.o): New dependencies on $(DIAGNOSTIC_H)
1014 $(TREE_H) and $(COVERAGE_H).
1015 * coverage.c (compute_checksum): Use DECL_NAME not DECL_ASSEMBLER_NAME.
1016 * opts.c (common_handle_option): Enable tree-based value transforms.
1017 * toplev.c (process_options): Ditto.
1018 * value-prof.h (struct histogram_value_t): Redefine. "Adjust" below
1019 refers to references to this type.
1020 * tree-flow.h: (struct stmt_ann_d): Add histograms field.
1021 * rtl-profile.c (rtl_gen_interval_profiler): Adjust. Remove checks
1022 for may_be_more, may_be_less.
1023 (rtl_gen_pow2_profiler): Adjust.
1024 (rtl_gen_one_value_profiler_no_edge_manip): Adjust.
1025 (rtl_gen_one_value_profiler): Adjust.
1026 (rtl_gen_const_delta_profiler): Adjust.
1027 * tree-profile.c (tree_gen_interval_profiler): Implement.
1028 (tree_gen_pow2_profiler): Ditto.
1029 (tree_gen_one_value_profiler): Ditto.
1030 (tree_profiling): New.
1031 (pass_tree_profile): Reference it.
1032 * value-prof.c: Include tree-flow.h, tree-flow-inline.h, diagnostic.h,
1034 (insn_divmod_values_to_profile): Rename to
1035 rtl_divmod_values_to_profile. Adjust.
1036 (insn_values_to_profile): Rename to rtl_values_to_profile. Adjust.
1037 (insn_prefetch_values_to_profile): Adjust.
1038 (rtl_value_profile_transformations): Adjust.
1039 (gen_divmod_fixed_value): Rename to rtl_divmod_fixed_value.
1040 (gen_mod_pow2): Rename to rtl_mod_pow2.
1041 (gen_mod_subtract): Rename to rtl_mod_subtract.
1042 (divmod_fixed_value_transform): Rename to
1043 rtl_divmod_fixed_value_transform.
1044 (mod_pow2_value_transform): Rename to rtl_mod_pow2_value_transform.
1045 (mod_subtract_transform): Rename to rtl_mod_subtract_transform.
1046 (rtl_find_values_to_profile): Adjust.
1047 (tree_value_profile_transformations): Implement.
1048 (tree_divmod_values_to_profile): New.
1049 (tree_values_to_profile): New.
1050 (tree_divmod_fixed_value): New.
1051 (tree_mod_pow2): New.
1052 (tree_mod_subtract): New.
1053 (tree_divmod_fixed_value_transform): New.
1054 (tree_mod_pow2_value_transform): New.
1055 (tree_mod_subtract_transform): New.
1056 (tree_find_values_to_profile): Implement.
1057 * profile.c (instrument_values): Free histograms.
1058 (compute_value_histograms): Adjust. Implement tree version.
1060 2005-03-29 Uros Bizjak <uros@kss-loka.si>
1062 * reg-stack.c (subst_stack_regs_pat): Handle <UNSPEC_FIST> case.
1063 * config/i386/i386.c (output_fix_trunc): Add new round_mode
1064 variable. Output "fldcw" depending on round_mode.
1065 * config/i386/i386.md (UNSPEC_FIST): New.
1066 (fistdi2, fistdi2_with_temp, fist<mode>2, fist<mode>2_with_temp):
1067 New isns patterns to implement lrint and llrint built-ins as x87
1069 (fistdi2, fist<mode>2 splitters): New splitters.
1070 (lrint<mode>2): New expanders.
1072 2005-03-28 Ian Lance Taylor <ian@airs.com>
1074 * config/arc/arc.c (arc_output_function_epilogue): Pass prescan as
1075 0 when calling final_scan_insn.
1077 2005-03-28 Jan Hubicka <jh@suse.cz>
1080 * varasm.c (mark_decl_referenced): Do not mark extern inline functions
1083 * tree-inline.c (estimate_num_insns_1): Use declaration to discover argument
1084 types where possible.
1086 2005-03-26 Per Bothner <per@bothner.com>
1088 Make -f[no-]show-column also control non-cpp diagnostics.
1089 * c.opt (fshow-column): Move option from here ...
1090 * common.opt (fshow-column): ... to here.
1091 * diagnostic.c (diagnostic_build_prefix): Only print column number
1092 if flag_show_column.
1094 2005-03-27 Steven Bosscher <stevenb@suse.de>
1096 * vax-protos.h (vax_output_int_move, vax_output_int_add,
1097 vax_output_conditional_branch): New prototypes.
1098 * vax.c (vax_output_int_move, vax_output_int_add): New functions,
1099 extracted from vax.md mov and add patterns.
1100 (vax_output_conditional_branch): New function to output conditional
1101 branch instructions.
1102 * vax.md: Use mode macros for arithmetic and mov patterns.
1103 Use code macros for the jump patterns.
1105 2005-03-26 Andrew Pinski <pinskia@physics.uc.edu>
1107 * Makefile.in (libbackend.o): Depend on version files;
1108 add custom generation command.
1110 2005-03-26 Andrew Pinski <pinskia@physics.uc.edu>
1113 * config/rs6000/rs6000.md (extendsfdf2_fpr): Check to make
1114 sure that we have a REG before getting its REGNO.
1116 2005-03-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1118 * builtin-types.def (BT_FN_STRING_CONST_STRING_SIZE): New.
1119 * builtins.def (BUILT_IN_STRNDUP): New.
1121 2005-03-25 Pat Haugen <pthaugen@us.ibm.com>
1123 PR tree-optimization/20470
1124 * fold-const.c (fold_cond_expr_with_comparison): Recognize/fold
1127 2005-03-25 Mike Stump <mrs@apple.com>
1129 * config/darwin.h (ASM_OUTPUT_ALIGNED_DECL_LOCAL): Don't allow 0
1132 2005-03-25 Geoffrey Keating <geoffk@apple.com>
1134 * config/rs6000/darwin-fallback.c: Don't include <ucontext.h>.
1135 Use our own structure definitions.
1137 * config/rs6000/rs6000.md (UNSPEC constants): Add UNSPEC_STFIWX.
1138 (fix_truncdfsi2): Allow registers or memory as destination.
1139 When TARGET_PPC_GFXOPT, generate simplified pattern.
1140 (fix_truncdfsi2_internal): Use define_insn_and_split.
1141 (fix_truncdfsi2_internal_gfxopt): New.
1142 (fctiwz): Don't confuse register allocation by giving it no choices.
1144 * config/rs6000/rs6000.h (EXTRA_CONSTRAINT): Add 'Z'.
1145 (EXTRA_MEMORY_CONSTRAINT): Likewise.
1146 * config/rs6000/rs6000.c (indexed_or_indirect_operand): New.
1147 * config/rs6000/rs6000-protos.h (indexed_or_indirect_operand): New.
1149 2005-03-25 Kazu Hirata <kazu@cs.umass.edu>
1151 * dominance.c (free_dominance_info): Speed up by freeing et
1152 data structures without maintaining other nodes.
1153 * et-forest.c (et_free_tree_force): New.
1154 * et-forest.h: Add a prototype for et_free_tree_force.
1156 * tree.c (get_set_constructor_bits,
1157 get_set_constructor_bytes): Remove.
1158 * tree.h: Remove the corresponding prototypes.
1160 2005-03-25 John David Anglin <dave.anglin@nrc-crnc.gc.ca>
1163 * vax.c (vax_rtx_costs_1): Merge with vax_rtx_costs.
1164 (vax_rtx_costs): Return false when passed unsupported rtx's. Handle
1165 FLOAT_EXTEND, FLOAT_TRUNCATE and TRUNCATE. Fix costs for POST_INC,
1166 PRE_DEC, NEG and NOT.
1168 2005-03-25 Kazu Hirata <kazu@cs.umass.edu>
1170 * fold-const.c: Convert uses of fold (build (...)) to
1173 2005-03-25 Zdenek Dvorak <dvorakz@suse.cz>
1175 PR rtl-optimization/20249
1176 * cse.c (insert_regs): Do not record equivalence of registers in
1179 2005-03-24 Kazu Hirata <kazu@cs.umass.edu>
1181 * emit-rtl.c (reverse_comparison): Remove.
1182 * rtl.h: Remove the corresponding prototype.
1184 2005-03-24 James E Wilson <wilson@specifixinc.com>
1186 * doc/install.texi (--enable-altivec): Delete docs.
1188 2005-03-24 David Edelsohn <edelsohn@gnu.org>
1190 * config/rs6000/predicates.md (easy_fp_constant): Return 0 for
1191 SFmode and DFmode before reload when
1192 flag_unsafe_math_optimizations not enabled.
1194 2005-03-24 Geoffrey Keating <geoffk@apple.com>
1196 * c.opt (fvisibility-inlines-hidden): Allow for ObjC++.
1198 * config/i386/darwin.h (TARGET_SUBTARGET_DEFAULT): Add
1199 MASK_128BIT_LONG_DOUBLE, MASK_ALIGN_DOUBLE.
1201 2005-03-24 Nathan Sidwell <nathan@codesourcery.com>
1203 * configure.ac (enable-checking): Add 'runtime' option.
1204 * doc/install.texi (enable-checking): Document 'runtime' checking.
1205 * tsystem.h (gcc_assert, gcc_unreachable): Define.
1206 * config.in: Regenerated.
1207 * configure: Regenerated.
1209 2005-03-23 Uros Bizjak <uros@kss-loka.si>
1211 * optabs.h (enum optab_index): Remove OTI_llrint.
1212 (llrint_optab): Remove macro.
1213 * optabs.c (init_optabs): Remove llrint_optab initialization.
1214 * genopinit.c (optabs): Remove llrint_optab implementation.
1215 * builtins.c (expand_builtin_mathfn): Handle BUILT_IN_LLRINT{,F,L}
1218 2005-03-24 Alexandre Oliva <aoliva@redhat.com>
1220 PR rtl-optimization/20532
1221 * simplify-rtx.c (simplify_binary_operation_1): Protect from
1222 overflow when adding coefficients for PLUS or MINUS.
1223 (simplify_binary_operation_1): Handle CONST_DOUBLE exact power of
1226 2005-03-23 Joseph S. Myers <joseph@codesourcery.com>
1228 * langhooks.h (truthvalue_conversion): Remove.
1229 * langhooks-def.h (LANG_HOOKS_INITIALIZER): Remove
1230 LANG_HOOKS_TRUTHVALUE_CONVERSION.
1231 * system.h (LANG_HOOKS_TRUTHVALUE_CONVERSION): Poison.
1232 * gimplify.c (gimple_boolify): Don't use truthvalue_conversion.
1233 * c-objc-common.h (LANG_HOOKS_TRUTHVALUE_CONVERSION): Remove.
1235 2005-03-23 Kazu Hirata <kazu@cs.umass.edu>
1237 * params.def: Fix a typo.
1238 * config/mips/mips.c: Follow the spelling convensions.
1239 * doc/invoke.texi: Fix typos.
1241 2005-03-18 Dale Johannese <dalej@apple.com>
1243 * cp/tree.c (cp_tree_equal): Handle SSA_NAME.
1245 2005-03-23 Daniel Berlin <dberlin@dberlin.org>
1247 Fix PR tree-optimization/20601
1249 * tree-ssa-pre.c (insert_aux): Add missing condition to
1252 2005-03-23 Ian Lance Taylor <ian@airs.com>
1254 * final.c (final_scan_insn): Don't remove no-op instructions.
1255 * reload1.c (reload): Remove simple no-op instructions even when
1258 2005-03-23 Dorit Naishlos <dorit@il.ib.com>
1260 PR tree-optimization/20501
1261 * tree-vect-analyze.c (vect_enhance_data_refs_alignment): Debug print
1262 reporting that peeling for alignment is applied moved to...
1263 * (vect_analyze_data_refs_alignment): Here.
1265 2005-03-23 Ian Lance Taylor <ian@airs.com>
1267 * reorg.c (dbr_schedule): Remove #if 0 code to call final.
1269 2005-03-23 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
1271 * config.gcc (alpha*-dec-osf[45]*): Remove target_cpu_default.
1272 Define TARGET_SUPPORT_ARCH except on Tru64 UNIX V4.0A.
1274 2005-03-23 Hans-Peter Nilsson <hp@axis.com>
1276 * doc/tm.texi (TARGET_MD_ASM_CLOBBERS): Adjust wording to not
1277 imply that this is called once, independent of asms in code.
1278 Adjust to now being pased output and input lists. Mention helper
1279 function decl_overlaps_hard_reg_set_p.
1280 * hooks.c (hook_tree_tree_tree_tree_3rd_identity): Rename from
1281 hook_tree_tree_identity and to take three trees, returning third.
1282 * hooks.h (hook_tree_tree_tree_tree_3rd_identity): Adjust the
1284 * stmt.c: include hard-reg-set.h before tree.h.
1285 (decl_overlaps_hard_reg_set_p): New function, broken out from...
1286 (decl_conflicts_with_clobbers_p): Call
1287 decl_overlaps_hard_reg_set_p.
1288 (expand_asm_operands): Pass output and input lists in call to
1289 targetm.md_asm_clobbers.
1290 * target-def.h (TARGET_MD_ASM_CLOBBERS): Define as
1291 hook_tree_tree_tree_tree_3rd_identity.
1292 * target.h (struct gcc_target.md_asm_clobbers): Take three tree
1294 * tree.h [HARD_CONST] (decl_overlaps_hard_reg_set_p): Prototype.
1295 * config/i386/i386.c (ix86_md_asm_clobbers): Adjust to three
1296 parameters, first two unused.
1297 * config/cris/cris.c (cris_md_asm_clobbers): Adjust to added
1298 parameters. Only add MOF to clobbers if there's no 'h' mentioned
1299 in constraint letters and MOF is not mentioned as a asm-declared
1300 register in neither of the input and output lists.
1302 2005-03-23 DJ Delorie <dj@redhat.com>
1304 * optabs.c (expand_binop): Make sure the first subword's result
1307 2005-03-23 Joseph S. Myers <joseph@codesourcery.com>
1309 * c-common.c (c_common_truthvalue_conversion): Adjust comment.
1310 Call c_common_truthvalue_conversion rather than
1311 lang_hooks.truthvalue_conversion.
1312 * c-convert.c (convert): Call c_objc_common_truthvalue_conversion.
1313 * c-objc-common.c (c_objc_common_truthvalue_conversion): Move to
1315 * c-objc-common.h (LANG_HOOKS_TRUTHVALUE_CONVERSION): Change to
1316 c_common_truthvalue_conversion.
1317 * c-parser.c (c_parser_paren_condition, c_parser_for_statement,
1318 c_parser_conditional_expression, c_parser_binary_expression): Call
1319 c_objc_common_truthvalue_conversion.
1320 * c-typeck.c (build_unary_op): Call
1321 c_objc_common_truthvalue_conversion.
1322 (build_conditional_expr): Do not call
1323 lang_hooks.truthvalue_conversion.
1324 (build_binary_op): Call c_common_truthvalue_conversion.
1325 (c_objc_common_truthvalue_conversion): Moved from
1326 c-objc-common.c. Call default_function_array_conversion instead
1327 of default_conversion.
1329 2005-03-23 Joseph S. Myers <joseph@codesourcery.com>
1331 * c-common.h (default_conversion): Remove.
1332 (perform_integral_promotions): Add.
1333 * c-tree.h (default_conversion): Add.
1334 * c-typeck.c (perform_integral_promotions): New, split out from
1336 * c-common.c (check_case_value): Use perform_integral_promotions,
1337 not default_conversion.
1338 (c_add_case_label): Don't continue processing case label after
1339 found to be pointer.
1341 2005-03-23 Mark Mitchell <mark@codesourcery.com>
1343 * gcc.c (do_spec_1): Do not add a -L path for a directory in
1344 the prefix list if we have already added a multilib directory
1346 (main): Do not add MD_EXEC_PREFIX to the list of directories to
1349 2005-03-22 Kazu Hirata <kazu@cs.umass.edu>
1351 * reload1.c (indirect_symref_ok, reload_obstack): Make them
1353 * reload.h: Remove the prototype for indirect_symref_ok.
1355 * reload1.c (indirect_symref_ok): Make it global.
1356 * reload.h: Add a prototype for indirect_symref_ok.
1358 2005-03-22 Kaz Kojima <kkojima@gcc.gnu.org>
1360 * config/sh/sh.md (ashlhi3): Rename to *ashlhi3_n and add a new
1363 2005-03-22 Tobias Schl"uter <tobias.schlueter@physik.uni-muenchen.de>
1365 * tree.h (DECL_IGNORED_P, DECL_IN_SYSTEM_HEADER): Clarify comments.
1367 2005-03-22 Daniel Berlin <dberlin@dberlin.org>
1369 * c-opts.c (c_common_parse_file): Only start/end main source file
1370 if debug hooks says the writer wants it.
1371 * dbxout.c (dbx_debug_hooks): Add start_end_main_source_file
1373 (xcoff_debug_hooks): Ditto.
1374 * debug.c (do_nothing_hooks): Ditto.
1375 * debug.h (gcc_debug_hooks): Ditto.
1376 * dwarf2out.c (dwarf2_debug_hooks): Ditto.
1377 * sdbout.c (sdb_debug_hooks): Ditto.
1378 * vmsdbgout.c (vmsdbg_debug_hooks): Ditto.
1380 2005-03-22 Mark Mitchell <mark@codesourcery.com>
1382 * doc/extend.texi: Deprecate C++ min/max operators.
1384 2005-03-22 Zdenek Dvorak <dvorakz@suse.cz>
1386 * tree-ssa-loop-ivopts.c (determine_iv_cost): Do not try to preserve
1387 artificial original candidates.
1389 2005-03-22 Richard Guenther <rguenth@tat.physik.uni-tuebingen.de>
1390 Jan Hubicka <jh@suse.cz>
1391 Steven Bosscher <stevenb@suse.de>
1393 * cgraphunit.c (cgraph_estimate_size_after_inlining): Compute
1394 call cost based on argument sizes.
1395 (cgraph_mark_inline_edge): Avoid inline unit from shrinking by
1397 * params.def: (max-inline-inssn-single): Set to 450.
1398 (max-inline-insns-auto): Set to 90.
1399 (max-inline-insns-recursive): Set to 450
1400 (max-inline-insns-recursive-auto): Set to 450.
1401 (large-function-insns): Set to 2700.
1402 (inline-call-cost): New parameter.
1403 * tree-inline.c (estimate_move_cost): New function.
1404 (estimate_num_insns_1): Compute move sizes costs by estimate_move_cost
1405 for non-gimple-regs, set cost to 0 for gimple-regs. Compute call size
1407 * tree-inline.h (estimate_move_cost): Declare.
1408 * invoke.texi: (max-inline-inssn-single): Change default to 450.
1409 (max-inline-insns-auto): Change default to 90.
1410 (max-inline-insns-recursive): Change default to 450
1411 (max-inline-insns-recursive-auto): Change default to 450.
1412 (large-function-insns): Change default to 2700.
1413 (inline-call-cost): Document new parameter.
1415 2005-03-22 Richard Sandiford <rsandifo@redhat.com>
1417 * config/i860/i860.h (target_flags, TARGET_XP, TARGET_SWITCHES)
1418 (TARGET_DEFAULT): Delete.
1419 * config/i860/i860.opt: New file.
1421 2005-03-22 Richard Sandiford <rsandifo@redhat.com>
1423 * config/frv/frv-protos.h (frv_branch_cost_string, frv_branch_cost_int)
1424 (frv_cpu_string, frv_condexec_insns_str, frv_condexec_insns)
1425 (frv_condexec_temps_str, frv_condexec_temps, frv_sched_lookahead_str)
1426 (frv_sched_lookahead): Delete.
1427 * config/frv/frv.h (MASK_DEFAULT_ALLOC_CC): Move to frv.c.
1428 (target_flags, MASK_GPR_32, MASK_FPR_32, MASK_SOFT_FLOAT)
1429 (MASK_ALLOC_CC, MASK_DWORD, MASK_DOUBLE, MASK_MEDIA, MASK_MULADD)
1430 (MASK_LIBPIC, MASK_ACC_4, MASK_PACK, MASK_LONG_CALLS)
1431 (MASK_ALIGN_LABELS, MASK_LINKED_FP, MASK_BIG_TLS, MASK_DEBUG_ARG)
1432 (MASK_DEBUG_ADDR, MASK_DEBUG_STACK, MASK_DEBUG, MASK_DEBUG_LOC)
1433 (MASK_DEBUG_COND_EXEC, MASK_NO_COND_MOVE, MASK_NO_SCC)
1434 (MASK_NO_COND_EXEC, MASK_NO_VLIW_BRANCH, MASK_NO_MULTI_CE)
1435 (MASK_FDPIC, MASK_INLINE_PLT, MASK_GPREL_RO, MASK_DEFAULT)
1436 (TARGET_GPR_32, TARGET_FPR_32, TARGET_SOFT_FLOAT, TARGET_ALLOC_CC)
1437 (TARGET_DWORD, TARGET_DOUBLE, TARGET_MEDIA, TARGET_MULADD)
1438 (TARGET_LIBPIC, TARGET_ACC_4, TARGET_DEBUG_ARG, TARGET_DEBUG_ADDR)
1439 (TARGET_DEBUG_STACK, TARGET_DEBUG, TARGET_DEBUG_LOC)
1440 (TARGET_DEBUG_COND_EXEC, TARGET_NO_COND_MOVE, TARGET_NO_SCC)
1441 (TARGET_NO_COND_EXEC, TARGET_NO_VLIW_BRANCH, TARGET_NO_MULTI_CE)
1442 (TARGET_NO_NESTED_CE, TARGET_FDPIC, TARGET_INLINE_PLT, TARGET_BIG_TLS)
1443 (TARGET_GPREL_RO, TARGET_PACK, TARGET_LONG_CALLS, TARGET_ALIGN_LABELS)
1444 (TARGET_LINKED_FP, TARGET_GPR_64, TARGET_FPR_64, TARGET_HARD_FLOAT)
1445 (TARGET_FIXED_CC, TARGET_COND_MOVE, TARGET_SCC, TARGET_COND_EXEC)
1446 (TARGET_VLIW_BRANCH, TARGET_MULTI_CE, TARGET_NESTED_CE, TARGET_ACC_8)
1447 (TARGET_SWITCHES, TARGET_OPTIONS, DEFAULT_CONDEXEC_TEMPS)
1448 (DEFAULT_BRANCH_COST, DEFAULT_CONDEXEC_INSNS): Delete.
1449 * config/frv/frv.c (frv_branch_cost_string, frv_branch_cost_int)
1450 (frv_cpu_string, frv_condexec_insns_str, frv_condexec_insns)
1451 (frv_condexec_temps_str, frv_condexec_temps, frv_sched_lookahead_str)
1452 (frv_sched_lookahead): Delete.
1453 (MASK_DEFAULT_ALLOC_CC): Moved from frv.h.
1454 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
1455 (frv_handle_option): New function. Move -mcpu= handling from...
1456 (frv_override_options): ...here. Remove handling of other
1458 (frv_ifcvt_modify_tests): Check !TARGET_COND_EXEC instead of
1459 TARGET_NO_COND_EXEC and !TARGET_NESTED_CE to TARGET_NO_NESTED_CE.
1460 (frv_ifcvt_modify_multiple_tests): Likewise !TARGET_MULTI_CE
1461 and TARGET_NO_MULTI_CE.
1462 (frv_for_each_packet): Likewise TARGET_NO_VLIW_BRANCH and
1463 !TARGET_VLIW_BRANCH.
1464 * config/frv/frv.opt: New file.
1466 2005-03-22 Kazu Hirata <kazu@cs.umass.edu>
1468 * fold-const.c (fold_ternary): Take decomposed arguments of
1470 (fold): Update a call to fold_ternary.
1472 * fold-const.c (fold_build1, fold_build2, fold_build3): New.
1473 * tree.h: Add corresponding prototypes.
1475 2005-03-22 Jakub Jelinek <jakub@redhat.com>
1478 * cfglayout.c (reemit_insn_block_notes): Don't put block notes in
1479 between jump table and its label.
1480 * final.c (shorten_branches): Handle notes in between ADDR_VEC
1481 resp. ADDR_DIFF_VEC and the label preceeding it.
1482 (final_scan_insn): Likewise. Ensure ADDR_VEC resp. ADDR_DIFF_VEC
1483 is emitted in the right section.
1485 2005-03-22 Kazu Hirata <kazu@cs.umass.edu>
1487 * fold-const.c (fold_unary, fold_binary): Update comments
1490 2005-03-22 Hans-Peter Nilsson <hp@axis.com>
1492 PR rtl-optimization/20527
1493 * combine.c (can_combine_p) [AUTO_INC_DEC]: When INSN has an
1494 REG_INC note, test that the register also isn't mentioned in PRED
1497 2005-03-22 Ben Elliston <bje@au.ibm.com>
1499 * dwarf2out.c (dwarf_type_encoding_name): Remove unused prototype
1502 2005-03-21 Mike Stump <mrs@apple.com>
1504 * varasm.c (default_assemble_visibility): Remove extra ().
1506 2005-03-21 Roger Sayle <roger@eyesopen.com>
1509 * bb-reorder.c (duplicate_computed_gotos): Use can_duplicate_block_p
1510 to determine whether a block can be duplicated, rather than test
1511 whether the block contains noncopyable insns ourselves.
1513 2005-03-21 Kazu Hirata <kazu@cs.umass.edu>
1515 * config/i860/i860.h (PREDICATE_CODES): Remove nonexistent
1518 2005-03-21 Richard Sandiford <rsandifo@redhat.com>
1520 * config/ip2k/ip2k.h (target_flags, TARGET_SWITCHES): Delete.
1522 2005-03-21 Richard Sandiford <rsandifo@redhat.com>
1524 * config/fr30/fr30.h (TARGET_SMALL_MODEL_MASK, TARGET_SMALL_MODEL)
1525 (TARGET_DEFAULT, target_flags, TARGET_SWITCHES): Delete.
1526 * config/fr30/fr30.opt: New file.
1528 2005-03-18 Daniel Berlin <dberlin@dberlin.org>
1530 Fix PR tree-optimization/20542
1532 * tree-flow-inline.h (overlap_subvar): Move to here.
1533 * tree-ssa-operands.c: From here.
1534 * tree-flow.h (overlap_subvar): Declare.
1535 * tree-ssa-alias.c (add_pointed_to_var): Use overlap_subvar here.
1536 * tree-ssa-loop-im.c (is_call_clobbered_ref): Return proper answer
1537 for variables with subvars.
1539 2005-03-21 Mostafa Hagog <mustafa@il.ibm.com>
1542 * ddg.c (create_ddg_dependence): Ignore reg-anti dependency.
1543 * modulo-sched.c (const_iteration_count): Return on NULL
1545 (print_node_sched_params): Return on NULL dump_file.
1546 (generate_reg_moves): Handle reg-anti dependencies and disregard
1547 closing branch when generating register moves.
1548 (sms_schedule): Mark the SMSed block dirty.
1549 * passes.c (rest_of_handle_sms): Call update_life_info for all
1551 * testsuite/gcc.dg/20050321-1.c: New test.
1553 2005-03-21 Bob Wilson <bob.wilson@acm.org>
1555 * config/xtensa/lib1funcs.asm (__mulsi3): Use symbolic name for ACCLO.
1556 * config/xtensa/xtensa.md (movsi_internal, movhi_internal,
1557 movqi_internal): Likewise.
1559 2005-03-21 Bob Wilson <bob.wilson@acm.org>
1561 * config/xtensa/xtensa-protos.h: (xtensa_simm7, xtensa_uimm8,
1562 xtensa_uimm8x2, xtensa_uimm8x4, xtensa_ai4const, xtensa_lsi4x4,
1563 xtensa_b4const): Delete prototypes.
1564 (xtensa_simm8, xtensa_simm8x256, xtensa_simm12b, xtensa_b4constu,
1565 xtensa_mask_immediate, xtensa_mem_offset): Update prototypes.
1566 (xtensa_b4const_or_zero, xtensa_const_ok_for_letter_p,
1567 xtensa_extra_constraint): New prototypes.
1568 (add_operand, arith_operand, nonimmed_operand, mem_operand,
1569 mask_operand, extui_fldsz_operand, sext_operand, sext_fldsz_operand,
1570 lsbitnum_operand, branch_operand, ubranch_operand, call_insn_operand,
1571 move_operand, const_float_1_operand, fpmem_offset_operand,
1572 branch_operator, ubranch_operator, boolean_operator): Delete prototypes.
1573 * config/xtensa/xtensa.c (b4const_or_zero): Rename to ...
1574 (xtensa_b4const_or_zero): ...this. Change return type to bool and
1575 argument type to HOST_WIDE_INT.
1576 (xtensa_simm8, xtensa_simm8x256, xtensa_simm12b,
1577 xtensa_mask_immediate): Likewise.
1578 (xtensa_uimm8, xtensa_uimm8x2, xtensa_uimm8x4, xtensa_b4const):
1579 Likewise. Also make these functions static.
1580 (xtensa_simm7, xtensa_ai4const, xtensa_lsi4x4): Delete.
1581 (xtensa_const_ok_for_letter_p): New.
1582 (add_operand, arith_operand, nonimmed_operand, mem_operand,
1583 mask_operand, extui_fldsz_operand, sext_operand, sext_fldsz_operand,
1584 lsbitnum_operand, branch_operand, ubranch_operand, call_insn_operand,
1585 move_operand, const_float_1_operand, fpmem_offset_operand,
1586 branch_operator, ubranch_operator, boolean_operator): Move to
1588 (smalloffset_mem_p): Inline code from xtensa_lsi4x4.
1589 (xtensa_mem_offset): Change return type to bool.
1590 (xtensa_extra_constraint): New.
1591 (gen_int_relational): Update type of const_range_p function pointer.
1592 Use xtensa_b4const_or_zero.
1593 * config/xtensa/xtensa.h (CONST_OK_FOR_LETTER_P): Define to
1594 xtensa_const_ok_for_letter_p. Update comments.
1595 (EXTRA_CONSTRAINT): Define to xtensa_extra_constraint.
1596 (PREDICATE_CODES): Delete.
1597 * config/xtensa/xtensa.md: Include predicates.md.
1598 * config/xtensa/predicates.md: New file.
1600 2005-03-21 Kazu Hirata <kazu@cs.umass.edu>
1602 * config/v850/v850-protos.h: Remove the prototypes for
1603 reg_or_int9_operand, reg_or_const_operand,
1604 pattern_is_ok_for_prepare, pattern_is_ok_for_dispose,
1605 reg_or_0_operand, reg_or_int5_operand, call_address_operand,
1606 movsi_source_operand, power_of_two_operand,
1607 not_power_of_two_operand, special_symbolref_operand,
1608 pattern_is_ok_for_prologue, pattern_is_ok_for_epilogue, and
1609 register_is_ok_for_epilogue.
1610 * config/v850/v850.c (reg_or_0_operand, reg_or_int5_operand,
1611 reg_or_int9_operand, reg_or_const_operand,
1612 call_address_operand, special_symbolref_operand,
1613 movsi_source_operand, power_of_two_operand,
1614 not_power_of_two_operand, register_is_ok_for_epilogue,
1615 pattern_is_ok_for_epilogue, pattern_is_ok_for_prologue,
1616 pattern_is_ok_for_dispose, pattern_is_ok_for_prepare): Move to
1618 * config/v850/v850.h (PREDICATE_CODES): Remove.
1619 * config/v850/v850.md: Include predicates.md.
1620 * config/v850/predicates.md: New.
1622 2005-03-21 Zack Weinberg <zack@codesourcery.com>
1624 * Makefile.in (BASEVER, DEVPHASE, DATESTAMP)
1625 (BASEVER_c, DEVPHASE_c, DATESTAMP_c)
1626 (BASEVER_s, DEVPHASE_s, DATESTAMP_s, version): Set with :=.
1627 (itoolsdir, itoolsdatadir): Move definition above new first use.
1628 (install-itoolsdirs): New rule.
1629 (install-mkheaders): Depend on install-itoolsdirs, not
1630 install-include-dir.
1632 2005-03-21 Kazu Hirata <kazu@cs.umass.edu>
1634 * tree-into-ssa.c: Remove obsolete comments.
1636 2005-03-21 Richard Guenther <rguenth@gcc.gnu.org>
1638 * tree-ssa-loop.c (gate_tree_complete_unroll): Run complete
1639 unrolling if -fpeel-loops is specified, too.
1640 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely):
1641 Remove superfluous check for flag_unroll_loops.
1643 2005-03-21 Uros Bizjak <uros@kss-loka.si>
1645 * optabs.h (enum optab_index): Add new OTI_lrint and OTI_llrint.
1646 (lrint_optab, llrint_optab): Define corresponding macros.
1647 * optabs.c (init_optabs): Initialize lrint_optab and llrint_optab.
1648 * genopinit.c (optabs): Implement lrint_optab using lrintsi2
1649 pattern and llrint_optab using llrintdi2 patterns.
1650 * builtins.c (expand_builtin_mathfn): Handle BUILT_IN_LRINT{,F,L}
1651 using lrint_optab and BUILT_IN_LLRINT{,F,L} using llrint_optab.
1652 (expand_builtin): Expand BUILT_IN_LRINT{,F,L} and
1653 BUILT_IN_LLRINT{,F,L} using expand_builtin_mathfn if
1654 flag_unsafe_math_optimizations is set.
1656 2005-03-21 Paolo Bonzini <bonzini@gnu.org>
1658 * combine.c (combine_simplify_rtx, simplify_if_then_else,
1659 simplify_logical, if_then_else_cond, known_cond,
1660 simplify_comparison): Adjust calls to reverse_comparison.
1661 Don't use combine_reversed_comparison_code).
1662 (combine_reversed_comparison_code): Remove.
1663 (reversed_comparison): Using reversed_comparison_code, move it...
1664 * jump.c (reversed_comparison): ... here.
1665 * rtl.h (reversed_comparison): Add prototype.
1667 2005-03-21 Kazu Hirata <kazu@cs.umass.edu>
1669 * builtins.c (fold_builtin): Take decomposed arguments of
1671 * fold-const.c (fold_ternary): Update a call to fold_builtin.
1672 * gimplify.c (gimplify_call_expr): Likewise.
1673 * tree-ssa-ccp.c (ccp_fold, ccp_fold_builtin): Likewise.
1674 * tree.h: Update the prototype of fold_builtin.
1676 2005-03-21 Paolo Bonzini <bonzini@gnu.org>
1678 * rtl.h (struct rtx_hooks): Add gen_lowpart_no_emit.
1679 * rtlhooks.c (gen_lowpart_no_emit_general): New.
1680 * rtlhooks-def.h (gen_lowpart_no_emit_general): Declare.
1681 (RTL_HOOKS_GEN_LOWPART_NO_EMIT): New.
1682 * simplify-rtx.c (simplify_binary_operation_1): Use it.
1684 2005-03-21 Kazu Hirata <kazu@cs.umass.edu>
1686 * builtins.c (fold_builtin_1): Take decomposed arguments of
1688 (fold_builtin): Update a call to fold_builtin_1.
1690 2005-03-21 Nathan Sidwell <nathan@codesourcery.com>
1693 * gcov.c (output_lines): Only output function block summary when
1694 outputting branch information.
1695 * doc/gcov.texi: Document format of preamble and additional block
1698 2005-03-21 Richard Sandiford <rsandifo@redhat.com>
1700 * libgcc2.h (LIBGCC2_HAS_SF_MODE): New macro.
1701 (LIBGCC2_HAS_DF_MODE, LIBGCC2_HAS_TF_MODE, LIBGCC2_HAS_XF_MODE): Make
1702 the defaults false if BITS_PER_UNIT != 8.
1703 (SFtype, SCtype, __fixsfdi, __floatdisf, __fixunssfSI, __fixunssfDI)
1704 (__powisf2, __divsc3, __mulsc3): Guard with LIBGCC2_HAS_SF_MODE rather
1705 than BITS_PER_UNIT != 8.
1706 (L_fixdfdi, L_fixsfdi, L_fixtfdi, L_fixunsdfdi, L_fixunsdfsi)
1707 (L_fixunssfdi, L_fixunssfsi, L_fixunstfdi, L_fixunsxfdi, L_fixunsxfsi)
1708 (L_fixxfdi, L_floatdidf, L_floatdisf, L_floatditf, L_floatdixf): Remove
1710 * libgcc2.c (__fixunssfDI, __fixsfdi, __floatdisf, __fixunssfSI)
1711 (__powisf2, __divsc3, __mulsc3): Guard with LIBGCC2_HAS_SF_MODE.
1713 2005-03-20 Roger Sayle <roger@eyesopen.com>
1716 * fold-const.c (fold_binary): Fix type mismatch between
1717 TRUTH_{AND,OR,XOR}_EXPR nodes an their operands' types.
1718 (fold_binary) <TRUTH_XOR_EXPR>: Avoid calling invert_truthvalue
1719 for non-truth-valued expressions.
1721 * c-common.c (c_common_truthvalue_conversion): Handle ERROR_MARK
1722 and FUNCTION_DECL in the main switch.
1723 <TRUTH_ANDIF_EXPR, TRUTH_ORIF_EXPR, TRUTH_AND_EXPR, TRUTH_OR_EXPR,
1724 TRUTH_XOR_EXPR>: When changing the result type of these tree nodes,
1725 we also need to convert their operands to match.
1726 <TRUTH_NOT_EXPR>: Likewise.
1728 2005-03-21 Joseph S. Myers <joseph@codesourcery.com>
1730 * c-common.c (lvalue_or_else): Replace by lvalue_error; only give
1731 diagnostic without checking whether an lvalue.
1732 * c-common.h (lvalue_p): Remove.
1733 (enum lvalue_use): Update comment.
1734 (lvalue_or_else): Replace by lvalue_error.
1735 * c-typeck.c (lvalue_p): Make static.
1736 (lvalue_or_else): New. Call lvalue_error.
1738 2005-03-21 Alan Modra <amodra@bigpond.net.au>
1740 * config/rs6000/rs6000.c (rs6000_parm_start): New function.
1741 (function_arg_advance): Use rs6000_parm_start.
1742 (function_arg, rs6000_arg_partial_bytes): Likewise.
1744 2005-03-20 Joseph S. Myers <joseph@codesourcery.com>
1746 * c-common.c (check_case_value): Adjust comment about stripping
1748 (handle_vector_size_attribute): Don't strip NON_LVALUE_EXPR.
1749 * c-typeck.c (default_conversion, convert_arguments,
1750 build_modify_expr, convert_for_assignment, store_init_value,
1751 digest_init): Use STRIP_TYPE_NOPS instead of stripping nops
1752 manually. Remove inaccurate comments.
1754 2005-03-20 Roger Sayle <roger@eyesopen.com>
1755 Joseph S. Myers <joseph@codesourcery.com>
1757 * varasm.c (do_assemble_alias): Restore comment describing function.
1758 Annotate the target parameter as potentially unused.
1760 2005-03-20 Marek Michalkiewicz <marekm@amelek.gda.pl>
1763 * config/avr/avr.c (avr_output_function_prologue): Do not use
1764 current_function_name() in a label, use a local label instead.
1766 2005-03-20 David Edelsohn <edelsohn@gnu.org>
1768 * config/rs6000/rs6000.c (rs6000_generate_compare): Test
1769 flag_finite_math_only, not flag_unsafe_math_optimizations.
1771 2005-03-20 Kazu Hirata <kazu@cs.umass.edu>
1773 * builtins.c (fold_builtin_1): Update a call to
1774 targetm.fold_builtin.
1775 * hooks.c (hook_tree_tree_bool_null): Rename to
1776 hook_tree_tree_tree_bool_null. Take one more argument of type
1778 * hooks.h: Update the prototype of hook_tree_tree_bool_null.
1779 * target-def.h (TARGET_FOLD_BUILTIN): Define it as
1780 hook_tree_tree_tree_bool_null.
1781 * target.h (gcc_target): Update the prototype of fold_builtin.
1782 * config/alpha/alpha.c (alpha_fold_builtin): Take decomposed
1783 arguments of CALL_EXPR.
1784 * doc/tm.texi (TARGET_FOLD_BUILTIN): Update. Mention the
1787 2005-03-20 Jan Hubicka <jh@suse.cz>
1789 * cgraph.h (cgraph_node): Add prev_clone pointer.
1790 * cgraph.c (cgraph_remove_node): Remove from doubly linked chain.
1791 (cgraph_clone_node): Produce doubly linked chain.
1793 2005-03-20 Joseph S. Myers <joseph@codesourcery.com>
1795 * c-common.c (handle_aligned_attribute, check_function_sentinel,
1796 get_nonnull_operand, handle_sentinel_attribute,
1797 check_function_arguments_recurse): Do not strip NOPS from
1799 * c-decl.c (check_bitfield_type_and_width, build_enumerator):
1801 * c-format.c (get_constant): Likewise.
1802 * c-parser.c (c_parser_postfix_expression): Likewise.
1803 * c-typeck.c (set_init_index): Likewise.
1804 (convert_arguments): Don't check for NOP_EXPR containing integer
1807 2005-03-20 Kazu Hirata <kazu@cs.umass.edu>
1809 * builtins.c (fold_fixed_mathfn, fold_builtin_trunc,
1810 fold_builtin_floor, fold_builtin_ceil, fold_builtin_lround):
1811 Take decomposed arguments of CALL_EXPR.
1812 (fold_builtin_1): Update calls to the functions mentioned
1815 2005-03-20 Joseph S. Myers <joseph@codesourcery.com>
1817 * c-decl.c (check_bitfield_type_and_width): Require bit-field
1818 width to have integer type.
1819 (build_enumerator): Require enumerator value to have integer type.
1821 2005-03-19 Joseph S. Myers <joseph@codesourcery.com>
1823 * doc/extend.texi (__builtin_inf): Move statement about INFINITY
1826 2005-03-19 Joseph S. Myers <joseph@codesourcery.com>
1828 * c.opt (ansi, std=iso9899:1990, std=iso9899:1999,
1829 std=iso9899:199x): Correct descriptions.
1831 2005-03-19 Joseph S. Myers <joseph@codesourcery.com>
1833 * config.gcc: Consistently use solaris2.1[0-9]* instead of
1836 2005-03-19 Kazu Hirata <kazu@cs.umass.edu>
1838 * builtins.c (fold_builtin_memcpy): Take decomposed arguments
1840 (expand_builtin_memcpy, fold_builtin_1): Update calls to
1841 fold_builtin_memcpy.
1843 * builtins.c (fold_trunc_transparent_mathfn): Take decomposed
1844 arguments of CALL_EXPR.
1845 (fold_builtin_trunc, fold_builtin_floor, fold_builtin_ceil,
1846 fold_builtin_found, fold_builtin_1): Update calls to
1847 fold_trunc_transparent_mathfn.
1849 2005-03-19 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1852 * fold-const.c (fold_widened_comparison): Don't optimize casts of
1853 function pointers on targets that require function pointer
1855 (fold_sign_changed_comparison): Likewise.
1857 2005-03-19 Bernd Schmidt <bernd.schmidt@analog.com>
1859 * combine.c (try_combine): When changing the mode of a hard reg, make
1860 sure that doing so is valid.
1862 2005-03-19 Richard Sandiford <rsandifo@redhat.com>
1864 * config/avr/avr.c (avr_init_stack, avr_mcu_name): Make static.
1865 (TARGET_HANDLE_OPTION): Override default.
1866 (avr_handle_option): New function.
1867 * config/avr/avr.h (MASK_ALL_DEBUG, MASK_ORDER_1, MASK_INSN_SIZE_DUMP)
1868 (MASK_ORDER_2, MASK_NO_TABLEJUMP, MASK_INT8, MASK_NO_INTERRUPTS)
1869 (MASK_CALL_PROLOGUES, MASK_TINY_STACK, MASK_SHORT_CALLS)
1870 (TARGET_ORDER_1, TARGET_ORDER_2, TARGET_INT8, TARGET_NO_INTERRUPTS)
1871 (TARGET_INSN_SIZE_DUMP, TARGET_CALL_PROLOGUES, TARGET_TINY_STACK)
1872 (TARGET_NO_TABLEJUMP, TARGET_SHORT_CALLS, TARGET_ALL_DEBUG)
1873 (TARGET_SWITCHES, avr_init_stack, avr_mcu_name)
1874 (TARGET_OPTIONS): Delete.
1875 * config/avr/avr.opt: New file.
1877 2005-03-18 2005-03-18 Kazu Hirata <kazu@cs.umass.edu>
1879 * config/m32r/m32r-protos.h: Remove the prototypes for
1880 call_address_operand, symbolic_operand, seth_add3_operand,
1881 cmp_int16_operand, uint16_operand, reg_or_int16_operand,
1882 reg_or_uint16_operand, reg_or_cmp_int16_operand,
1883 two_insn_const_operand, move_src_operand,
1884 move_double_src_operand, move_dest_operand,
1885 eqne_comparison_operator, signed_comparison_operator,
1886 large_insn_p, conditional_move_operand, carry_compare_operand,
1887 m32r_block_immediate_operand, extend_operand,
1888 reg_or_eq_int16_operand, int8_operand, and
1889 reg_or_zero_operand.
1890 * config/m32r/m32r.c (call_address_operand, symbolic_operand,
1891 seth_add3_operand, int8_operand, cmp_int16_operand,
1892 uint16_operand, reg_or_int16_operand, reg_or_uint16_operand,
1893 reg_or_eq_int16_operand, reg_or_cmp_int16_operand,
1894 reg_or_zero_operand, two_insn_const_operand, move_src_operand,
1895 move_double_src_operand, move_dest_operand,
1896 eqne_comparison_operator, signed_comparison_operator,
1897 extend_operand, small_insn_p, large_insn_p,
1898 conditional_move_operand, carry_compare_operand,
1899 m32r_block_immediate_operand): Move to predicates.md.
1900 (MAX_MOVE_BYTES): Move to m32r.h.
1901 * config/m32r/m32r.h (PREDICATE_CODES): Remove.
1902 * config/m32r/m32r.md: Include predicates.md.
1903 * config/m32r/predicates.md: New.
1905 2005-03-18 James E Wilson <wilson@specifixinc.com>
1908 * dwarf2out.c (declare_in_namespace): Ignore decls with an abstract
1911 2005-03-18 Kazu Hirata <kazu@cs.umass.edu>
1913 * config/mn10300/mn10300-protos.h: Remove the prototypes for
1914 call_address_operand, const_8bit_operand.
1915 * config/mn10300/mn10300.c (call_address_operand,
1916 const_8bit_operand, const_1f_operand): Move to predicates.md.
1917 * config/mn10300/mn10300.h (PREDICATE_CODES): Remove.
1918 * config/mn10300/mn10300.md: Include predicates.md.
1919 * config/mn10300/predicates.md: New.
1921 2005-03-18 Joseph S. Myers <joseph@codesourcery.com>
1923 * c-common.c, c-decl.c, c-format.c, c-typeck.c: Use %D for
1924 declarations in diagnostics and %E for identifiers, not %s.
1926 2005-03-18 Jan Hubicka <jh@suse.cz>
1927 Dale Johannesen <dalej@apple.com>
1929 * basic-block.h (scale_bbs_frequencies_int,
1930 scale_bbs_frequencies_gcov_type): Declare.
1931 * cfg.c (RDIV): New macro.
1932 (update_bb_frequency_for_threading): Fix.
1933 * basic-block.h (scale_bbs_frequencies_int,
1934 scale_bbs_frequencies_gcov_type): New.
1935 * cfgloopmanip.c (scale_bbs_frequencies): Kill.
1936 (scale_loop_frequencies, duplicate_loop_to_header_edge): Use
1937 scale_bbs_frequencies_int.
1938 * tree-ssa-loop-ch.c (copy_loop_headers): Fix profiling info.
1940 2005-03-18 Kazu Hirata <kazu@cs.umass.edu>
1942 * config/m32r/m32r-protos.h: Remove the prototypes for
1943 call_address_operand, symbolic_operand, seth_add3_operand,
1944 cmp_int16_operand, uint16_operand, reg_or_int16_operand,
1945 reg_or_uint16_operand, reg_or_cmp_int16_operand,
1946 two_insn_const_operand, move_src_operand,
1947 move_double_src_operand, move_dest_operand,
1948 eqne_comparison_operator, signed_comparison_operator,
1949 large_insn_p, conditional_move_operand, carry_compare_operand,
1950 m32r_block_immediate_operand, extend_operand,
1951 reg_or_eq_int16_operand, int8_operand, and
1952 reg_or_zero_operand.
1953 * config/m32r/m32r.c (call_address_operand, symbolic_operand,
1954 seth_add3_operand, int8_operand, cmp_int16_operand,
1955 uint16_operand, reg_or_int16_operand, reg_or_uint16_operand,
1956 reg_or_eq_int16_operand, reg_or_cmp_int16_operand,
1957 reg_or_zero_operand, two_insn_const_operand, move_src_operand,
1958 move_double_src_operand, move_dest_operand,
1959 eqne_comparison_operator, signed_comparison_operator,
1960 extend_operand, small_insn_p, large_insn_p,
1961 conditional_move_operand, carry_compare_operand,
1962 m32r_block_immediate_operand): Move to predicates.md.
1963 (MAX_MOVE_BYTES): Move to m32r.h.
1964 * config/m32r/m32r.h (PREDICATE_CODES): Remove.
1965 * config/m32r/m32r.md: Include predicates.md.
1966 * config/m32r/predicates.md: New.
1968 * config/pa/pa-protos.h: Add prototypes for magic_milli and
1970 * config/pa/pa.c (reg_or_0_operand, call_operand_address,
1971 symbolic_operand, symbolic_memory_operand,
1972 reg_or_0_or_nonsymb_mem_operand, reg_before_reload_operand,
1973 indexed_memory_operand, move_dest_operand, move_src_operand,
1974 prefetch_cc_operand, prefetch_nocc_operand,
1975 reg_or_cint_move_operand, pic_label_operand, fp_reg_operand,
1976 arith_operand, arith11_operand, pre_cint_operand,
1977 post_cint_operan, arith_double_operand, ireg_or_int5_operand,
1978 ireg_operand, int5_operand, uint5_operand, int11_operand,
1979 uint32_operand, arith5_operand, and_operand, ior_operand,
1980 lhs_lshift_operand, lhs_lshift_cint_operand, arith32_operand,
1981 pc_or_label_operand, div_operand, plus_xor_ior_operator,
1982 shadd_operand, movb_comparison_operator,
1983 cmpib_comparison_operator): Move to predicates.md.
1984 (magic_milli, shadd_constant_p): Make it extern.
1985 * config/pa/pa.h (PREDICATE_CODES): Remove.
1986 * config/pa/pa.md: Include predicates.md.
1987 * config/pa/predicates.md: New.
1989 * config/v850/v850.h (PREDICATE_CODES): Remove a nonexistent
1992 2005-03-18 Kazu Hirata <kazu@cs.umass.edu>
1994 * hooks.c, hooks.h, intl.c, opts.h, prefix.c, tree-gimple.c,
1995 config/alpha/ev4.md, config/alpha/ev5.md, config/alpha/ev6.md,
1996 config/alpha/freebsd.h, config/alpha/linux.h,
1997 config/alpha/netbsd.h, config/alpha/osf5.h,
1998 config/alpha/vms.h, config/arc/arc.c, config/arc/arc.h,
1999 config/h8300/h8300-protos.h, config/h8300/h8300.c,
2000 config/h8300/h8300.h, config/ia64/unwind-ia64.c,
2001 doc/cppopts.texi: Update copyright.
2003 2005-03-18 Jan Hubicka <jh@suse.cz>
2006 * cgraph.c (cgraph_mark_reachable_node): Assert that it is not called
2008 * varasm.c (find_decl_and_mark_needed): Mark needed only when not
2011 2005-03-18 Kazu Hirata <kazu@cs.umass.edu>
2013 * tree-into-ssa.c (find_idf): Use VEC_quick_push instead of
2016 2005-03-18 Paolo Bonzini <bonzini@gnu.org>
2018 * combine.c (gen_binary): Remove.
2019 (known_cond, simplify_shift_const, find_split_point,
2020 combine_simplify_rtx, simplify_if_then_else, simplify_set,
2021 simplify_logical, expand_field_assignment, extract_left_shift,
2022 force_to_mode, if_then_else_cond, apply_distributive_law,
2023 simplify_and_const_int, simplify_shift_const, gen_lowpart_for_combine,
2024 simplify_comparison, reversed_comparison): Replace with
2025 simplify_gen_binary, simplify_gen_relational or
2026 distribute_and_simplify_rtx.
2027 (distribute_and_simplify_rtx): New function.
2029 2005-03-18 Alexey Neyman <alex.neyman@auriga.ru>
2030 Paolo Bonzini <gcc.gnu.org>
2032 * calls.c (setjmp_call_p, special_function_p): Update comments
2033 at the head of the functions.
2035 2005-03-18 Jan Hubicka <jh@suse.cz>
2037 * tree-cfg.c (fold_cond_expr_cond): Use boolean types for condition.
2039 * cgraph.c (cgraph_remove_node): Avoid loop in code deciding whether
2040 function body should be released; do not proactively release function
2041 bodies in non-unit-at-a-time mode.
2043 2005-03-18 Ralf Corsepius <ralf.corsepius@rtems.org>
2045 * config/i386/t-rtems-i386 (MULTILIBS): Remove k6, athlon,
2046 mno-fp-ret-in-387 multilib variants.
2048 2005-03-18 Richard Sandiford <rsandifo@redhat.com>
2050 * common.opt (m): Remove.
2051 * opts.c (handle_option): Pass 'm' options to set_target_switch if
2053 (common_handle_option): Remove OPT_m case.
2055 2005-03-18 Kazu Hirata <kazu@cs.umass.edu>
2057 * builtins.c (fold_builtin_bitop): Take decomposed arguments
2059 (fold_builtin_1): Update a call to fold_builtin_bitop.
2061 * builtins.c (fold_builtin_signbit): Take decomposed arguments
2063 (fold_builtin_1): Update a call to fold_builtin_signbit.
2065 2005-03-17 Dorit Naishlos <dorit@il.ibm.com>
2067 PR tree-optimization/20474
2068 * tree-vect-analyze.c (vect_analyze_pointer_ref_access): Check the
2069 size_type of the relevant pointer. Check for COMPLETE_TYPE_P.
2071 2005-03-17 Kazu Hirata <kazu@cs.umass.edu>
2073 * config/h8300/h8300-protos.h: Remove prototypes for
2074 general_operand_src, general_operand_dst, single_one_operand,
2075 single_zero_operand, call_insn_operand,
2076 two_insn_adds_subs_operand, small_call_insn_operand,
2077 jump_address_operand, bit_operand, bit_memory_operand,
2078 stack_pointer_operand, const_int_gt_2_operand,
2079 const_int_ge_8_operand, const_int_qi_operand,
2080 const_int_hi_operand, incdec_operand, bit_operator,
2081 nshift_operator, eqne_operator, gtle_operator,
2082 gtuleu_operator, iorxor_operator.
2083 Add prototypes for h8sx_shift_type h8sx_classify_shift and
2084 h8300_ldm_stm_parallel.
2085 * config/h8300/h8300.c (h8sx_shift_type,): Move to
2087 (SYMBOL_FLAG_FUNCVEC_FUNCTION, SYMBOL_FLAG_EIGHTBIT_DATA,
2088 SYMBOL_FLAG_TINY_DATA): Move to h8300.h.
2089 (h8300_ldm_stm_parallel): Make it extern.
2090 (h8300_ldm_parallel, h8300_stm_parallel,
2091 h8300_return_parallel, general_operand_src,
2092 general_operand_dst, h8300_dst_operand, h8300_src_operand,
2093 nibble_operand, reg_or_nibble_operand, single_one_operand,
2094 single_zero_operand, call_insn_operand,
2095 two_insn_adds_subs_operand, small_call_insn_operand,
2096 jump_address_operand, bit_operand, bit_memory_operand,
2097 stack_pointer_operand, const_int_gt_2_operand,
2098 const_int_ge_8_operand, const_int_qi_operand,
2099 const_int_hi_operand, incdec_operand, eqne_operator,
2100 gtle_operator, gtuleu_operator, iorxor_operator, bit_operator,
2101 h8sx_binary_memory_operator, h8sx_unary_memory_operator,
2102 h8sx_unary_shift_operator, h8sx_binary_shift_operator,
2103 nshift_operator): Move to predicates.md.
2104 * config/h8300/h8300.h (PREDICATE_CODES): Remove.
2105 * config/h8300/h8300.md: Include predicates.md.
2106 * config/h8300/predicates.md: New.
2108 2005-03-17 Richard Henderson <rth@redhat.com>
2110 * config.gcc (ia64*-*-hpux*): Add extra_options.
2111 * config/ia64/hpux.h (SUBTARGET_SWITCHES): Remove.
2112 (TARGET_DEFAULT): Remove MASK_INLINE_FLOAT_DIV_THR.
2113 * config/ia64/ia64.c (ia64_fixed_range_string): Remove.
2114 (ia64_tls_size_string, ia64_tune_string): Remove.
2115 (ia64_tune): Init to PROCESSOR_ITANIUM2.
2116 (TARGET_DEFAULT_TARGET_FLAGS): New.
2117 (TARGET_HANDLE_OPTION): New.
2118 (ia64_override_options): Move options parsing ...
2119 (ia64_handle_option): ... here. New.
2120 * config/ia64/ia64.h (target_flags, MASK_BIG_ENDIAN, MASK_GNU_AS,
2121 MASK_GNU_LD, MASK_NO_PIC, MASK_VOL_ASM_STOP, MASK_ILP32,
2122 MASK_REG_NAMES, MASK_NO_SDATA, MASK_CONST_GP, MASK_AUTO_PIC,
2123 MASK_INLINE_FLOAT_DIV_LAT, MASK_INLINE_FLOAT_DIV_THR,
2124 MASK_INLINE_INT_DIV_LAT, MASK_INLINE_INT_DIV_THR,
2125 MASK_INLINE_SQRT_LAT, MASK_INLINE_SQRT_THR, MASK_DWARF2_ASM,
2126 MASK_EARLY_STOP_BITS, TARGET_BIG_ENDIAN, TARGET_GNU_AS, TARGET_GNU_LD,
2127 TARGET_NO_PIC, TARGET_VOL_ASM_STOP, TARGET_ILP32, TARGET_REG_NAMES,
2128 TARGET_NO_SDATA, TARGET_CONST_GP, TARGET_AUTO_PIC,
2129 TARGET_INLINE_FLOAT_DIV_LAT, TARGET_INLINE_FLOAT_DIV_THR,
2130 TARGET_INLINE_INT_DIV_LAT, TARGET_INLINE_INT_DIV_THR,
2131 TARGET_INLINE_FLOAT_DIV, TARGET_INLINE_INT_DIV, TARGET_INLINE_SQRT_LAT,
2132 TARGET_INLINE_SQRT_THR, TARGET_INLINE_SQRT, TARGET_DWARF2_ASM,
2133 TARGET_EARLY_STOP_BITS): Remove.
2134 (TARGET_ILP32): Default false.
2135 (TARGET_SWITCHES, SUBTARGET_SWITCHES, TARGET_OPTIONS): Remove.
2136 (enum ia64_inline_type): New.
2137 (TARGET_DEFAULT): Remove MASK_INLINE_FLOAT_DIV_THR.
2138 * config/ia64/ia64.md: Update for new definitions of
2139 TARGET_INLINE_INT_DIV, TARGET_INLINE_FLOAT_DIV, TARGET_INLINE_SQRT.
2140 * config/ia64/ia64.opt: New file.
2141 * config/ia64/ilp32.opt: New file.
2143 2005-03-17 H.J. Lu <hongjiu.lu@intel.com>
2146 * config/ia64/unwind-ia64.c (_Unwind_FindTableEntry): Removed.
2148 2005-03-17 Kazu Hirata <kazu@cs.umass.edu>
2150 * config/h8300/h8300.c (h8300_init_once): Use MASK_H8300S_1
2151 instead of MASK_H8300S.
2152 * config/h8300/h8300.h (target_flags, MASK_H8300S, MASK_MAC,
2153 MASK_INT32, MASK_ADDRESSES, MASK_QUICKCALL, MASK_SLOWBYTE,
2154 MASK_NORMAL_MODE, MASK_RELAX, MASK_H8300H, MASK_ALIGN_300,
2155 MASK_H8300SX, TARGET_INT32, TARGET_ADDRESSES,
2156 TARGET_QUICKCALL, TARGET_SLOWBYTE, TARGET_H8300H,
2157 TARGET_H8300XS, TARGET_NORMAL_MODE, TARGET_ALIGN_300,
2158 TARGET_SWITCHES): Remove.
2159 (TARGET_H8300S): Redefine interms of TARGET_H8300S_1 and
2161 * config/h8300/h8300.opt: New.
2163 * config/alpha/alpha.opt, config/arc/arc.opt,
2164 config/h8300/h8300.opt, config/mips/mips.opt: Add copyright
2167 2005-03-17 Ian Lance Taylor <ian@airs.com>
2171 2005-03-17 Richard Sandiford <rsandifo@redhat.com>
2173 * config/arc/arc.c (arc_cpu_string): Make static. Default to "base"
2174 (arc_text_string, arc_data_string, arc_rodata_string): Make static.
2175 (TARGET_HANDLE_OPTION): Override default.
2176 (arc_handle_option): New function.
2177 (arc_init): Remove code to set arch_cpu_string.
2178 * config/arc/arc.h (target_flags, TARGET_MASK_MANGLE_CPU)
2179 (TARGET_MANGLE_CPU, TARGET_MASK_MANGLE_CPU_LIBGCC)
2180 (TARGET_MANGLE_CPU_LIBGCC, TARGET_MASK_ALIGN_LOOPS, TARGET_ALIGN_LOOPS)
2181 (TARGET_MASK_BIG_ENDIAN, TARGET_BIG_ENDIAN, TARGET_MASK_NO_COND_EXEC)
2182 (TARGET_NO_COND_EXEC, TARGET_SWITCHES, TARGET_DEFAULT)
2183 (SUBTARGET_SWITCHES, arc_cpu_string, arc_text_string, arc_data_string)
2184 (arc_rodata_string, TARGET_OPTIONS): Delete.
2185 * config/arc/arc.opt: New file.
2187 2005-03-17 Richard Henderson <rth@redhat.com>
2189 * doc/extend.texi (Weak Pragmas): New section.
2190 (attribute alias): Clarify that target must be in the same
2193 2005-03-17 Richard Henderson <rth@redhat.com>
2195 * config/alpha/alpha.opt: New file.
2196 * config/alpha/alpha.c (alpha_tune): New. Rename all existing uses
2198 (alpha_cpu_string, alpha_tune_string, alpha_tp_string,
2199 alpha_fprm_string, alpha_fptm_string): Make static.
2200 (alpha_tls_size_string): Remove.
2201 (alpha_handle_option): New.
2202 (override_options): Update for alpha_cpu/alpha_tune split.
2203 (alpha_file_start): Likewise.
2204 (TARGET_DEFAULT_TARGET_FLAGS): New.
2205 (TARGET_HANDLE_OPTION): New.
2206 * config/alpha/alpha.h (alpha_tune): Declare.
2207 (MASK_FP, MASK_FPREGS, TARGET_FPREGS, MASK_GAS, TARGET_GAS,
2208 MASK_IEEE_CONFORMANT, TARGET_IEEE_CONFORMANT, MASK_IEEE, TARGET_IEEE,
2209 MASK_IEEE_WITH_INEXACT, TARGET_IEEE_WITH_INEXACT, MASK_BUILD_CONSTANTS,
2210 TARGET_BUILD_CONSTANTS, MASK_FLOAT_VAX, TARGET_FLOAT_VAX, MASK_BWX,
2211 TARGET_BWX, MASK_MAX, TARGET_MAX, MASK_FIX, TARGET_FIX, MASK_CIX,
2212 TARGET_CIX, MASK_EXPLICIT_RELOCS, TARGET_EXPLICIT_RELOCS,
2213 MASK_SMALL_DATA, TARGET_SMALL_DATA, MASK_TLS_KERNEL, TARGET_TLS_KERNEL,
2214 MASK_SMALL_TEXT, TARGET_SMALL_TEXT, MASK_LONG_DOUBLE_128,
2215 TARGET_LONG_DOUBLE_128, MASK_CPU_EV5, TARGET_CPU_EV5, MASK_CPU_EV6,
2216 TARGET_CPU_EV6, MASK_SUPPORT_ARCH): Remove.
2217 (TARGET_SWITCHES, TARGET_OPTIONS): Remove.
2218 (TARGET_DEFAULT): Remove MASK_FP.
2219 (TARGET_FP): Redefined based on TARGET_SOFT_FP.
2220 (TARGET_SUPPORT_ARCH): Default on if HAVE_AS_EXPLICIT_RELOCS.
2221 (alpha_cpu_string, alpha_tune_string, alpha_fprm_string,
2222 alpha_fptm_string, alpha_tp_string, alpha_mlat_string,
2223 alpha_tls_size_string): Remove.
2224 * config/alpha/alpha.md (prefetch): Use alpha_cpu.
2225 (attribute tune): Rename from attribute cpu.
2226 * config/alpha/ev4.md: Update to match.
2227 * config/alpha/ev5.md, config/alpha/ev6.md: Likewise.
2228 * config/alpha/freebsd.h (TARGET_DEFAULT): Remove MASK_FP.
2229 * config/alpha/linux.h (TARGET_DEFAULT): Likewise.
2230 * config/alpha/netbsd.h (TARGET_DEFAULT): Likewise.
2231 * config/alpha/osf5.h (TARGET_DEFAULT): Likewise.
2232 * config/alpha/vms.h (TARGET_DEFAULT): Likewise.
2234 2005-03-16 James E. Wilson <wilson@specifixinc.com>
2236 * config/ia64/ia64.c (issue_nops_and_insn): Check first_insn attribute,
2237 and return without creating new state if before_nops_num is nonzero.
2238 * config/ia64/ia64.md (first_insn): New attribute.
2239 (alloc): Set it to yes.
2241 2005-03-16 Daniel Berlin <dberlin@dberlin.org>
2243 * tree-vectorizer.c (new_vec_stmt_info): Initialize
2244 STMT_VINFO_SUBVARS to NULL.
2245 * tree-vect-analyze.c (vect_analyze_data_refs): Ditto.
2247 2005-03-16 Dale Johannesen <dalej@apple.com>
2249 * rtlanal.c (find_first_parameter_load): Rewrite to
2250 return actual first param load or the call if none,
2251 instead of first in block, when not all loads exist.
2253 2005-03-16 Roger Sayle <roger@eyesopen.com>
2255 * optabs.c (expand_copysign_absneg): Make static.
2256 * optabs.h (expand_copysign_absneg): Delete prototype.
2257 * config/rs6000/rs6000.md (copysigntf3): Delete pattern.
2259 2005-03-16 Richard Henderson <rth@redhat.com>
2262 * varasm.c (struct alias_pair): Rename from struct output_def_pair.
2263 (alias_pairs): Rename from output_defs.
2264 (find_decl_and_mark_needed): Split out from assemble_alias.
2265 (do_assemble_alias): New.
2266 (assemble_output_def): Remove.
2267 (finish_aliases_1, finish_aliases_2): New.
2268 (process_pending_assemble_output_defs): Remove.
2269 (assemble_alias): Defer aliases for which we don't yet have a
2270 non-external decl for the target symbol.
2271 * passes.c (rest_of_decl_compilation): Register variables with cgraph.
2272 * cgraphunit.c (cgraph_finalize_compilation_unit): Use finish_aliases_1.
2273 * toplev.c (compile_file): Use finish_aliases_2 instead of
2274 process_pending_assemble_output_defs.
2275 * tree.h (finish_aliases_1, finish_aliases_2): Declare.
2276 (process_pending_assemble_output_defs): Remove.
2278 2005-03-16 Daniel Berlin <dberlin@dberlin.org>
2280 Fix PR tree-optimization/20489
2282 * tree-ssa-alias.c (push_fields_onto_fieldstack): DTRT
2283 for empty structures.
2285 2005-03-16 Daniel Berlin <dberlin@dberlin.org>
2287 Fix PR tree-optimization/20490
2289 * tree-ssa-pre.c (create_expression_by_pieces): Use
2290 force_gimple_operand on result of fold.
2292 2005-03-16 Andrew Pinski <pinskia@physics.uc.edu>
2294 * config/i386/emmintrin.h (_mm_extract_epi16): Correct the number
2295 of closing parenthesis.
2297 2005-03-16 Kazu Hirata <kazu@cs.umass.edu>
2299 * builtins.c (expand_movstr): Update a call to
2300 fold_builtin_strcpy.
2301 (expand_builtin_strncpy): Update a call to
2302 fold_builtin_strncpy.
2303 (fold_builtin_strcpy, fold_builtin_strncpy): Take decomosed
2304 arguments of CALL_EXPR.
2305 (fold_builtin_1): Update calls to fold_builtin_strcpy and
2306 fold_builtin_strncpy.
2307 * tree-ssa-ccp.c (ccp_fold_builtin): Likewise.
2308 * tree.h: Update the prototypes of fold_builtin_strcpy and
2309 fold_builtin_strncpy.
2311 2005-03-16 Steven Bosscher <stevenb@suse.de>
2312 Dorit Naishlos <dorit@il.ibm.com>
2314 * tree-vect-analyze.c (vect_enhance_data_refs_alignment): Copy
2315 UNITS_PER_SIMD_WORD to a local variable to avoid a "division by zero"
2318 2005-03-16 Steven Bosscher <stevenb@suse.de>
2320 * tree-inline.c (walk_type_fields, walk_tree,
2321 walk_tree_without_duplicates): Move from here...
2322 * tree.c: ...to here.
2324 2005-03-15 Zack Weinberg <zack@codesourcery.com>
2326 * BASE-VER, DATESTAMP, DEV-PHASE: New files.
2327 * Makefile.in (gcc_version, gcc_version_trigger, ): Delete.
2328 (BASEVER, DEVPHASE, DATESTAMP, BASEVER_c, DEVPHASE_c, DATESTAMP_c)
2329 (BASEVER_s, DEVPHASE_s, DATESTAMP_s): New variables.
2330 (version): Define using $(BASEVER_c).
2331 (Makefile, config.status, build/gcov-iov.o): No longer depends on
2333 (version.o): Depend on version files; add custom generation command.
2334 (prefix.o): Define BASEVER on command line.
2335 (s-iov): Depend on version files; adjust command.
2336 (TEXI_CPP_FILES, TEX_IGCC_FILES, TEXI_GCCINT_FILES, TEXI_CPPINT_FILES):
2338 (gcc-vers.texi): New rule.
2339 (doc/%.info, doc/%.dvi): Add -I . to command line.
2340 (doc/gccinstall.dvi): Likewise.
2341 (PACKAGE): Delete. All uses replaced with "gcc".
2342 * aclocal.m4: Do not include gcc-version.m4.
2343 * configure.ac: Do not invoke TL_AC_GCC_VERSION.
2344 Do not AC_SUBST nor AC_DEFINE PACKAGE or VERSION.
2345 Set is_release based on contents of DEV-PHASE.
2346 Set gcc_version based on contents of BASE-VER.
2347 Define WIN32_REGISTRY_KEY only if the user overrode the default.
2348 * config.in, configure: Regenerate.
2349 * gccbug.in: Determine version of GCC in use at runtime.
2350 * gcov-iov.c: Get version number and development phase from
2351 command line, not by including version.c.
2352 * intl.c: Replace all uses of PACKAGE with "gcc".
2353 * libada-mk.in: Delete unused "gcc_version" variable.
2354 * prefix.c: Default WIN32_REGISTRY_KEY to BASEVER.
2355 * version.c: (VERSUFFIX): New hook for redistributors; adjust
2356 commentary to match.
2357 (version_string): Put together from pieces.
2358 * config/alpha/x-vms: Do not use $(gcc_version).
2359 * config/i386/t-nwld: Likewise.
2360 * doc/include/gcc-common.texi: Include gcc-vers.texi for
2361 version-GCC and DEVELOPMENT.
2363 2005-03-15 Roger Sayle <roger@eyesopen.com>
2365 PR tree-optimization/17454
2366 * tree.c (tree_size): Add case for TREE_BINFO.
2367 * fold-const.c (fold_checksum_tree): Only clear the overloaded
2368 field TYPE_CACHED_VALUES if TYPE_CACHED_VALUES_P is set.
2370 2005-03-15 Roger Sayle <roger@eyesopen.com>
2372 * optabs.c (expand_doubleword_mult): Avoid clobbering op0 and
2373 op1 whilst expanding the signed widenening multiply variant.
2375 2005-03-15 Richard Sandiford <rsandifo@redhat.com>
2377 * toplev.c (display_target_options): Avoid unused variable warning if
2378 TARGET_SWITCHES and TARGET_OPTIONS are both undefined.
2379 * config/mips/mips.c (mips_arch_string, mips_tune_string): Make static.
2380 (mips_isa_string, mips_abi_string, mips_fix_vr4130_string): Delete.
2381 (mips_isa): Initialize to MIPS_ABI_DEFAULT.
2382 (mips_isa_info): New variable.
2383 (mips_parse_cpu): Remove the first argument and leave the caller
2385 (TARGET_HANDLE_OPTION): Override default.
2386 (mips_handle_option): New function. Move option validation code from...
2387 (override_options): ...here. Update calls to mips_parse_cpu.
2388 * config/mips/mips.h (mips_arch_string, mips_tune_string)
2389 (mips_isa_string, mips_abi_string, TARGET_OPTIONS)
2390 (SUBTARGET_TARGET_OPTIONS): Delete.
2391 * config/mips/mips.opt (mabi=, march=, mflush-func=, mips)
2392 (mno-flush-func, mtune=): New options.
2394 2005-03-15 Roger Sayle <roger@eyesopen.com>
2395 Richard Henderson <rth@redhat.com>
2397 * real.c (c4x_single_format, c4x_extended_format): Provide values
2398 for signbit_ro for c4x's single and extended floating point formats.
2399 * optabs.c (expand_copysign): Use the floating point format's
2400 signbit_ro for expanding via expand_copysign_absneg, and it's
2401 signbit_rw field for expanding via expand_copysign_bit.
2403 2005-03-15 Dorit Naishlos <dorit@il.ibm.com>
2405 * tree-vectorizer.h (unknown_alignment_for_access_p): Replaced by
2406 known_alignment_for_access_p.
2407 (known_alignment_for_access_p): New.
2408 (do_peeling_for_alignment): Field made int instead of bool and renamed
2409 to peeling_for_alignment.
2410 (LOOP_DO_PEELING_FOR_ALIGNMENT): Renamed to LOOP_PEELING_FOR_ALIGNMENT.
2411 * tree-vect-analyze.c (vect_determine_vectorization_factor): New. This
2412 functionality used to be in vect_analyze_operations.
2413 (vect_analyze_operations): Code to determine vectorization factor was
2414 moved to vect_determine_vectorization_factor.
2415 (vect_enhance_data_refs_alignment): Update to correct alignment when it
2416 is known instead of -1. Set LOOP_PEELING_FOR_ALIGNMENT to peeling
2418 (vect_analyze_loop): Call vect_determine_vectorization_factor (used to
2419 be part of vect_analyze_operations).
2420 * tree-vectorizer.c (slpeel_tree_peel_loop_to_edge): Use fold when
2421 creating the guard condition, as the number of iterations may be
2423 (slpeel_tree_peel_loop_to_edge): Use new name of
2424 LOOP_DO_PEELING_FOR_ALIGNMENT. Set it to 0 instead of false.
2425 * tree-vect-transform.c (vect_gen_niters_for_prolog_loop): Handle known
2426 alignment case more efficiently. Use LOOP_PEELING_FOR_ALIGNMENT.
2427 (vect_do_peeling_for_alignment): Use fold.
2428 (vect_transform_loop): Use new name of LOOP_DO_PEELING_FOR_ALIGNMENT.
2430 (vect_update_inits_of_dr): Renamed to
2431 vect_update_init_of_dr.
2432 (vect_update_inits_of_drs): Use new name of vect_update_inits_of_dr.
2433 (vectorizable_store): Fix assertion to use == instead of =.
2435 2005-03-15 Daniel Jacobowitz <dan@codesourcery.com>
2437 * config/arm/arm.h (CONDITIONAL_REGISTER_USAGE): Don't clear
2438 call_used_regs for wCG registers.
2440 2005-03-15 Ulrich Weigand <uweigand@de.ibm.com>
2442 * config/s390/s390.c (s390_secondary_output_reload_class): Adapt check
2443 for non-offsettable memory references to cope with outstanding reload
2444 replacements, take 2.
2446 2005-03-15 Uros Bizjak <uros@kss-loka.si>
2449 * config/i386/i386.h (x86_fisttp): New.
2450 (TARGET_FISTTP): New macro.
2451 * config/i386/i386.c (x86_fisttp): Set for NOCONA.
2452 (output_fix_trunc): Add fisttp parameter. Generate fisttp x87
2453 instruction when fisttp flag is set.
2454 * config/i386/i386-protos.h (output_fix_trunc): Change declaration.
2456 * config/i386/i386.md (type attribute): Add fisttp.
2457 (unit attribute): Set to i387 for fisttp type.
2458 (X87MODEF, X87MODEI, SSEMODEF, SSEMODEI24): New mode macros.
2459 (fix_truncxfdi2, fix_truncxfsi2): Generate fisttp patterns for
2461 (fix_truncdfdi2, fix_truncsfdi2, fix_truncdfsi2, fix_truncsfsi2):
2462 Generate fisttp patterns for TARGET_FISTTP. Implement using mode
2464 (fix_truncxfhi2, fix_truncdfhi2, fix_truncsfhi2): Generate fisttp
2465 patterns for TARGET_FISTTP. Enable patterns for
2466 (TARGET_FISTTP && !TARGET_SSE_MATH). Implement using mode macros.
2467 (fix_trunc<mode>_i387_fisttp_1, fix_trunc<mode>_i387_fisttp,
2468 fix_trunc<mode>_i387_fisttp_with_temp): New instruction patterns to
2469 implement fisttp x87 insn.
2470 (fix_trunc*_i387_fisttp splitters): New patterns.
2471 (*fix_truncdi_i387, *fix_truncsi_i387, *fix_trunchi_i387):
2472 Rename to *fix_trunc<mode>_i387_1. Implement using mode macros.
2473 Disable patterns for TARGET_FISTTP. Add comment about FLAGS_REG
2475 (fix_truncdi_memory, fix_truncdi_nomemory, fix_trunchi_nomemory):
2476 Rename to fix_trunc<mode>_i387 and fix_trunc<mode>_i387_with_temp.
2477 Implement using mode macros. Disable patterns for TARGET_FISTTP.
2478 (fix_truncsi_memory, fix_truncsi_nomemory, fix_trunchi_memory,
2479 fix_trunchi_nomemory): Rename to fix_trunc<mode>_i387 and
2480 fix_trunc<mode>_i387_with_temp. Implement using mode macros.
2481 Disable patterns for TARGET_FISTTP.
2482 (fix_trunc*_i387 splitters): Implement usign mode macros.
2483 (fix_truncdfdi_sse, fix_truncsfdi_sse, fix_truncdfsi_sse,
2484 fix_truncsfsi_sse): Disable for (TARGET_FISTTP && !TARGET_SSE_MATH).
2485 (fix_trunx*_sse peephole2s): Implement using mode macros.
2487 2005-03-15 J"orn Rennecke <joern.rennecke@st.com>
2489 PR rtl-optimization/20291
2490 * combine.c (try_combine): If splitting fails, re-try with
2491 original combined pattern, i.e. before clobber stripping.
2493 2005-03-14 Eric Christopher <echristo@redhat.com>
2495 * config/mips/mips.h (DWARF_CIE_DATA_ALIGNMENT): Change for
2496 STACK_GROWS_DOWNWARD.
2498 2005-03-14 Roger Sayle <roger@eyesopen.com>
2500 * real.h (struct real_format): Split the signbit field into two
2501 two fields, signbit_ro and signbit_rw.
2502 * real.c (ieee_single_format, mips_single_format, ieee_double_format,
2503 mips_double_format, ieee_extended_motorola_format,
2504 ieee_extended_intel_96_format, ieee_extended_intel_96_round_53_format,
2505 ieee_extended_intel_128_format, ibm_extended_format,
2506 mips_extended_format, ieee_quad_format, mips_quad_format,
2507 vax_f_format, vax_d_format, vax_g_format, i370_single_format,
2508 i370_double_format, c4x_single_format, c4x_extended_format,
2509 real_internal_format): Update initializers for new field.
2510 * builtins.c (expand_builtin_signbit): Use signbit_ro field of the
2511 real_format structure.
2512 * optabs.c (expand_absneg_bit, expand_copysign): Use signbit_rw
2513 field of the real_format structure.
2515 2005-03-14 Daniel Berlin <dberlin@dberlin.org>
2517 Fix PR tree-optimization/20458
2519 * tree-flow-inline.h (mark_call_clobbered): Don't fiddle
2520 DECL_EXTERNAL on STRUCT_FIELD tags.
2521 (clear_call_clobbered): Ditto.
2522 * tree-ssa-operands.c (note_addressable): Make sure the original
2523 variable doesn't slip into the addressable list if we have
2525 * tree-tailcall.c (suitable_for_tail_opt_p): Look at STRUCT_FIELD
2528 2005-03-14 Geoffrey Keating <geoffk@apple.com>
2530 * doc/cppopts.texi (-fexec-charset): Add concept index entry.
2531 (-fwide-exec-charset): Likewise.
2532 (-finput-charset): Likewise.
2533 * doc/invoke.texi (Warning Options): Document -Wnormalized=.
2534 * c-opts.c (c_common_handle_option): Handle -Wnormalized=.
2535 * c.opt (Wnormalized): New.
2537 2005-03-14 Devang Patel <dpatel@apple.com>
2539 * doc/invoke.texi: Add reference to Visibility document.
2541 2005-03-14 Richard Sandiford <rsandifo@redhat.com>
2543 * config.gcc (mips*-*-*): Rename MASK_SPLIT_ADDRS to
2544 MASK_SPLIT_ADDRESSES.
2545 * config/mips/mips.h (target_flags, mips_fix_vr4130_string): Delete.
2546 (MASK_INT64, MASK_LONG64, MASK_SPLIT_ADDR, MASK_NO_FUSED_MADD)
2547 (MASK_EXPLICIT_RELOCS, MASK_MEMCPY, MASK_SOFT_FLOAT)
2548 (MASK_FLOAT64, MASK_ABICALLS, MASK_XGOT, MASK_LONG_CALLS)
2549 (MASK_64BIT, MASK_EMBEDDED_DATA, MASK_BIG_ENDIAN)
2550 (MASK_SINGLE_FLOAT, MASK_MAD, MASK_4300_MUL_FIX, MASK_MIPS16)
2551 (MASK_NO_CHECK_ZERO_DIV, MASK_BRANCHLIKELY)
2552 (MASK_UNINIT_CONST_IN_RODATA, MASK_FIX_R4000, MASK_FIX_R4400)
2553 (MASK_FIX_SB1, MASK_FIX_VR4120, MASK_VR4130_ALIGN)
2554 (MASK_FP_EXCEPTIONS, MASK_DIVIDE_BREAKS, MASK_PAIRED_SINGLE)
2555 (MASK_MIPS3D, MASK_SYM32, MASK_DEBUG, MASK_DEBUG_D)
2556 (MASK_MIPS_TFILE, TARGET_INT64, TARGET_LONG64, TARGET_FLOAT64)
2557 (TARGET_64BIT, TARGET_SPLIT_ADDRESSES, TARGET_DEBUG_MODE)
2558 (TARGET_DEBUG_D_MODE, TARGET_MEMCPY, TARGET_ABICALLS)
2559 (TARGET_XGOT, TARGET_SOFT_FLOAT, TARGET_HARD_FLOAT)
2560 (TARGET_LONG_CALLS, TARGET_EMBEDDED_DATA)
2561 (TARGET_UNINIT_CONST_IN_RODATA, TARGET_BIG_ENDIAN)
2562 (TARGET_SINGLE_FLOAT, TARGET_DOUBLE_FLOAT, TARGET_MAD)
2563 (TARGET_FUSED_MADD, TARGET_4300_MUL_FIX, TARGET_CHECK_ZERO_DIV)
2564 (TARGET_DIVIDE_TRAPS, TARGET_BRANCHLIKELY, TARGET_FIX_SB1)
2565 (TARGET_FIX_R4000, TARGET_FIX_R4400, TARGET_FIX_VR4120)
2566 (TARGET_FIX_VR4130, TARGET_VR4130_ALIGN, TARGET_FP_EXCEPTIONS)
2567 (TARGET_PAIRED_SINGLE_FLOAT, TARGET_MIPS3D, TARGET_SYM32)
2568 (TARGET_EXPLICIT_RELOCS): Delete.
2569 (TARGET_SWITCHES, SUBTARGET_TARGET_SWITCHES): Delete.
2570 (TARGET_OPTIONS): Remove entry for -mfix-vr4130.
2571 * config/mips/mips.c (TARGET_DEFAULT_TARGET_FLAGS): Define.
2572 (override_options): Set MASK_LONG64 if -mint64 is given and no
2573 -mlongXX option is. Complain about -mint64 -mlong32.
2574 (override_options, CMP_BUILTINS, mips_bdesc, sb1_desc): Rename
2575 MASK_PAIRED_SINGLE to MASK_PAIRED_SINGLE_FLOAT.
2576 * config/mips/mips.opt: New file.
2578 2005-03-14 Richard Sandiford <rsandifo@redhat.com>
2580 * config.gcc (extra_options): New variable for listing option files.
2581 Add ${cpu_type}/${cpu_type}.opt to it if that file exists.
2582 * configure.ac (extra_opt_files): New AC_SUBST variable.
2583 (tm_file_list, tm_include_list): Include options.h first.
2584 * configure: Regenerate.
2585 * Makefile.in (extra_opt_files, ALL_OPT_FILES): New variables.
2586 (s-options): Use $(ALL_OPT_FILES) instead of $(lang_opt_files)
2587 (s-options-h): New rule.
2588 (options.h): Depend on it.
2589 (TEXI_GCCINT_FILES): Add options.texi.
2590 * hooks.h (hook_bool_size_t_constcharptr_int_true): Declare.
2591 * hooks.c (hook_bool_size_t_constcharptr_int_true): New function.
2592 * target.h (gcc_target): Add default_target_flags and handle_option.
2593 * target-def.h (TARGET_DEFAULT_TARGET_FLAGS)
2594 (TARGET_HANDLE_OPTION): New macros.
2595 (TARGET_INITIALIZER): Include them.
2596 * opt-functions.awk (opt_args, nth_arg): New functions.
2597 (switch_flags): Handle the "Target" flag.
2599 (var_name): Use opt_args and nth_arg.
2600 (var_set, var_ref): Likewise. Handle "Mask" and "InverseMask".
2601 * opth-gen.awk: Declare target_flags. Declare MASK_* and TARGET_*
2602 macros for the "Mask" and "InverseMask" options.
2603 * opts.h (cl_var_cond): New enum.
2604 (cl_option): Replace the "has_set_value" and "set_value" fields with
2605 "var_cond" and "var_value".
2606 (CL_TARGET): New macro.
2607 (option_enabled, print_filtered_help): Declare.
2608 (decode_options): Move definition.
2609 * opts.c (handle_option): Search for the original option before
2610 removing any "no-" prefix. Handle CL_TARGET. Adjust for the new
2611 var_cond and var_value fields. Use targetm.handle_option to handle
2613 (decode_options): Set target_flags to targetm.default_target_flags.
2614 (print_filtered_help): Make global. Handle CL_TARGET.
2615 (option_enabled): New function.
2616 * toplev.c (target_switches): Guard with #ifdef TARGET_SWITCHES.
2617 (display_target_options, set_target_switch, print_switch_values)
2618 (default_pch_valid_p): Guard uses of target_switches with
2619 #ifdef TARGET_SWITCHES. Also...
2620 (display_target_options): Display the CL_TARGET entries in cl_options.
2621 (set_target_option): Don't complain about the "" option when
2622 TARGET_SWITCHES is undefined.
2623 (print_switch_values): Use option_enabled.
2624 (default_pch_valid_p): Check cl_options[] when looking for something
2625 that has changed the value of target_flags.
2626 * c.opt: Remove documentation from top of file.
2627 * doc/gccint.texi: Add an "Options" chapter. Include options.texi.
2628 * doc/sourecebuild.texi: Refer to the new options documentation
2629 instead of c.opt. Document machine-specific .opt files.
2630 * doc/tm.texi (target_flags): Say that this variable is declared
2632 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Document.
2633 (TARGET_SWITCHES, TARGET_OPTIONS): Refer to the option files as
2635 * doc/options.texi: New file.
2637 2005-03-14 Alexandre Oliva <aoliva@redhat.com>
2640 * cse.c (fold_rtx_mem): Don't fold a load from a jumptable into a
2643 2005-03-14 Alexandre Oliva <aoliva@redhat.com>
2646 * gimplify.c (gimplify_cond_expr): Add fallback argument. Use a
2647 temporary variable of pointer type if an lvalues is required.
2648 (gimplify_modify_expr_rhs): Request an rvalue from it.
2649 (gimplify_expr): Pass fallback on.
2651 2005-03-14 Kazu Hirata <kazu@cs.umass.edu>
2653 * cfgbuild.c: Update comments.
2655 2005-03-14 Roger Sayle <roger@eyesopen.com>
2657 PR rtl-optimization/17236
2658 * optabs.c (expand_doubleword_mult): New helper function split out
2659 from expand_binop. Permute the order in which instructions are
2660 emitted to minimize the number of simultaneously live registers.
2661 (expand_binop): Call expand_doubleword_mult to synthesize a double
2662 word multiplication.
2664 2005-03-14 Kazu Hirata <kazu@cs.umass.edu>
2666 * basic-block.h: Update the prototypes of cached_make_edge and
2668 * cfg.c (cached_make_edge): Take edge_cache representing one
2669 row of the adjacency matrix of edges.
2670 * cfgbuild.c (make_label_edge, rtl_make_eh_edge): Likewise.
2671 (make_edges): Initialize edge_cache to represent one row of
2672 the adjacency matrix of edges.
2674 2005-03-14 Zdenek Dvorak <dvorakz@suse.cz>
2676 * tree-ssa-phiopt.c (minmax_replacement, blocks_in_phiopt_order):
2678 (tree_ssa_phiopt): Use blocks_in_phiopt_order and minmax_replacement.
2679 Remove unused removed_phis variable.
2680 (conditional_replacement): Use build1/build2.
2681 (abs_replacement): Use last_and_only_stmt and build1/build2.
2683 2005-03-14 Zdenek Dvorak <dvorakz@suse.cz>
2685 * builtin-attrs.def (ATTR_NOVOPS, ATTR_NOVOPS_LIST,
2686 ATTR_PURE_NOTHROW_NOVOPS_LIST): New.
2687 * builtins.def (ATTR_MATHFN_FPROUNDING): Use NOVOPS.
2688 (BUILT_IN_PREFETCH): Set the NOVOPS attribute.
2689 * c-common.c (handle_novops_attribute): New function.
2690 (c_common_attribute_table): Add "no vops" entry.
2691 * c-decl.c (merge_decls): Copy DECL_IS_NOVOPS.
2692 * calls.c (flags_from_decl_or_type): Set ECF_NOVOPS.
2693 * tree-ssa-operands.c (get_call_expr_operands): Do not
2694 create virtual operands for calls with ECF_NOVOPS flag.
2695 * tree.h (DECL_IS_NOVOPS): New macro.
2696 (struct tree_decl): Add novops_flag.
2697 (ECF_NOVOPS): New constant.
2699 2005-03-14 Uros Bizjak <uros@kss-loka.si>
2702 * config/i386/i386.c (x86_use_himode_fiop): New.
2703 (x86_use_simode_fiop): Rename from x86_use_fiop.
2704 * config/i386/i386.h (x86_use_himode_fiop): Declare.
2705 (TARGET_USE_HIMODE_FIOP): New.
2706 (x86_use_simode_fiop): Rename from x86_use_fiop.
2707 (TARGET_USE_SIMODE_FIOP): Rename from TARGET_USE_FIOP.
2709 * config/i386/i386.md (X87MODEI12): New mode macro define.
2710 (*cmpfp_<mode>): Rename from *cmpfp_si. Use X87MODEI12 mode macro
2711 to implement x87 FP compare with HImode input operands.
2712 (*fp_jcc_8<mode>_387, splitter): Rename from *fp_jcc_8_387.
2713 Use X87MODEI12 mode macro to handle HImode input operands.
2714 (*fop_sf_2<mode>_i387, *fop_sf_3<mode>_i387, *fop_df_2<mode>_i387,
2715 *fop_df_3<mode>_i387, *fop_xf_2<mode>_i387, *fop_xf_3<mode>_i387):
2716 Renamed from *fop_sf_2_i387, *fop_sf_3_i387, *fop_df_2_i387,
2717 *fop_df_3_i387, *fop_xf_2_i387, *fop_xf_3_i387. Use X87MODEI12 mode
2718 macro to implement x87 operators with HImode input operands.
2719 (fop splitters): Use X87MODEI12 mode macro to handle HImode
2722 2005-03-14 Zdenek Dvorak <dvorakz@suse.cz>
2724 * tree-cfg.c (find_taken_edge_cond_expr): Use zero_p instead of
2726 * tree-gimple.c (is_gimple_min_invariant): Consider overflowed
2727 constants invariant.
2729 2005-03-14 Zdenek Dvorak <dvorakz@suse.cz>
2731 * basic-block.h (BB_VISITED): Removed.
2732 * cfganal.c (dfs_enumerate_from): Do not use BB_VISITED flag.
2734 2005-03-14 Falk Hueffner <falk@debian.org>
2737 * config/alpha/alpha.c (alpha_fold_builtin_cmpbge): Fix typo.
2739 2005-03-14 Kazu Hirata <kazu@cs.umass.edu>
2741 * ggc-zone.c: Fix comment typos.
2743 * alloc-pool.c, except.h, ggc-common.c, ggc-zone.c, ggc.h,
2744 stringpool.c, config/mips/mips-protos.h: Update copyright.
2746 2005-03-14 Alan Modra <amodra@bigpond.net.au>
2748 * config/rs6000/rs6000-protos.h: Replace "struct rtx_def *"
2749 throughout with its typedef, "rtx".
2750 * config/rs6000/rs6000.c: Likewise. Formatting fixes.
2751 (rs6000_tls_symbol_ref_1): Remove inline keyword.
2752 * config/rs6000/rs6000.h (REG_ALLOC_ORDER): Formatting. Reorder
2753 regs in comment to match code.
2755 2005-03-14 Kazu Hirata <kazu@cs.umass.edu>
2757 * except.c (check_handled): Make it static.
2758 * except.h: Remove the corresponding prototype.
2760 * function.c (get_func_frame_size): Make it static.
2761 * function.h: Remove the corresponding type.
2763 * regclass.c (reg_class_superclasses, reg_class_subclasses):
2765 * hard-reg-set.h: Remove the corresponding declarations.
2767 * tree-cfg.c (verify_stmts): Check that
2768 bb_for_stmt (stmt) == bb for every PHI node and statement.
2770 2005-03-14 Alan Modra <amodra@bigpond.net.au>
2772 * config.gcc: Remove excess indentation.
2773 (powerpc*-*-*, rs6000-*-*): Accept --with-cpu/tune power5 and 8548.
2775 2005-03-13 Roger Sayle <roger@eyesopen.com>
2778 * tree.c (get_unwidened): Treat CONVERT_EXPR and NOP_EXPR identically.
2779 * fold-const.c (fold_sign_changed_comparison): Likewise.
2780 (fold_binary): Optimize comparisons against widened operands if
2781 the extension is represented by a CONVERT_EXPR, same as a NOP_EXPR.
2783 2005-03-13 Eric Botcazou <ebotcazou@libertysurf.fr>
2785 * config/sparc/sparc.c (struct_value_alias_set): New global variable.
2786 (sparc_override_options): Initialize it.
2787 (sparc_struct_value_rtx): Set it on the MEM to be returned.
2789 2005-03-13 David Edelsohn <edelsohn@gnu.org>
2791 * config/rs6000/predicates.md (mem_or_easy_const_operand): Delete.
2792 (reg_or_none500mem_operand): New predicate.
2793 (zero_reg_mem_operand): New predicate.
2794 * config/rs6000/rs6000.md (extendsfdf2): Change operand1 predicate
2795 to reg_or_none500mem_operand.
2796 (extendsfdf2_fpr): Add MEM alternative.
2797 (extenddftf2_internal): Change operand2 predicate to
2798 zero_reg_mem_operand.
2800 2005-03-13 Daniel Jacobowitz <dan@codesourcery.com>
2802 * ggc-zone.c: Rewritten.
2804 * alloc-pool.c (dump_alloc_pool_statistics): Don't print statistics
2806 * configure.ac: Define GGC_ZONE for --with-gc=zone.
2807 * config.in: Regenerated.
2808 * configure: Regenerated.
2809 * gengtype.c (write_types_process_field, write_func_for_structure):
2810 Pass new argument to gt_pch_note_object.
2811 * ggc-common.c (struct ptr_data): Add TYPE.
2812 (gt_pch_note_object): Take TYPE argument and save it.
2813 (call_count): Update call to ggc_pch_count_object.
2814 (call_alloc): Update call to ggc_pch_alloc_object.
2815 (gt_pch_save): Call ggc_pch_prepare_write after paddng the PCH
2817 * ggc-none.c (rtl_zone, garbage_zone, ggc_alloc_zone_stat): Delete.
2818 * ggc-page.c (rtl_zone, tree_zone, garbage_zone)
2819 (ggc_alloc_zone_stat): Delete.
2820 (ggc_pch_count_object, ggc_pch_alloc_object): Add TYPE argument.
2821 * ggc.h (gt_pch_note_object, ggc_pch_count_object)
2822 (ggc_pch_alloc_object): Update prototypes.
2823 (garbage_zone): Delete.
2824 (tree_zone, rtl_zone, ggc_alloc_zone_stat, ggc_alloc_zone): Move to
2825 GGC_ZONE conditional. Update. Change tree_zone and rtl_zone into
2827 (tree_id_zone): New variable.
2828 (ggc_alloc_cleared_zone): Remove unused.
2829 (ggc_alloc_zone): Define.
2830 (ggc_alloc_rtvec, ggc_alloc_tree): Update to use ggc_alloc_zone.
2831 * rtl.c (rtx_alloc_stat, shallow_copy_rtx_stat): Use
2832 ggc_alloc_zone_stat.
2833 * stringpool.c (gt_pch_n_S): Update call to gt_pch_note_object.
2834 * tree.c (copy_node_stat, make_tree_binfo_stat, make_tree_vec_stat)
2835 (tree_cons_stat, build1_stat): Update call to ggc_alloc_zone_stat.
2836 (make_node_stat): Likewise. Use tree_id_zone.
2838 2005-03-13 Daniel Jacobowitz <dan@codesourcery.com>
2839 Joseph S. Myers <joseph@codesourcery.com>
2841 * configure.ac: Check for MIPS TLS.
2842 * configure: Regenerated.
2843 * config/mips/mips-protos.h (enum mips_symbol_type): Add
2844 SYMBOL_TLS, SYMBOL_TLSGD, SYMBOL_TLSLDM, SYMBOL_DTPREL,
2845 SYMBOL_GOTTPREL, and SYMBOL_TPREL.
2846 * config/mips/mips.c (mips_regno_to_class): Handle V1_REG.
2847 (TARGET_HAVE_TLS, TARGET_CANNOT_FORCE_CONST_MEM): Define.
2848 (mips_classify_symbol, mips_symbolic_constant_p)
2849 (mips_symbolic_address_p, mips_symbol_insns): Handle TLS symbols.
2850 (mips_tls_operand_p, mips_call_tls_get_addr)
2851 (mips_legitimize_tls_address, mips_cannot_force_const_mem)
2852 (mips_tls_symbol_ref_1): New functions.
2853 (mips_legitimize_address, mips_legitimize_const_move): Call
2854 mips_legitimize_tls_address.
2855 (override_options): Handle V1_REG and TLS symbols. Disable TLS
2857 * config/mips/mips.h (enum reg_class, REG_CLASS_NAMES)
2858 (REG_CLASS_CONTENTS, GR_REG_CLASS_P): Include V1_REG.
2859 (mips_char_to_class): Document V1_REG.
2860 (HAVE_AS_TLS): Provide default.
2861 * config/mips/mips.md (UNSPEC_TLS_LDM, UNSPEC_TLS_GET_TP): New
2863 (load_got<mode>): Renamed from *load_got<mode>. Allow when
2865 (tls_get_tp_<mode>): New instruction.
2867 2005-03-13 Daniel Jacobowitz <dan@codesourcery.com>
2869 * configure.ac: Update checks for target tools.
2870 * configure: Regenerated.
2872 2005-03-13 Daniel Jacobowitz <dan@codesourcery.com>
2874 * varasm.c (decl_tls_model): Check flag_shlib instead of flag_pic.
2876 2005-03-13 Roger Sayle <roger@eyesopen.com>
2878 * expmed.c (expand_mult): Use synthetic multiplication sequences for
2879 more classes of DImode multiplication by constant. Allow both
2880 multiplication by small negative constants (by performing a
2881 multiplication by a positive constant and negating the result) and
2882 multiplications by large powers of two, by using a left shift.
2884 2005-03-13 Kazu Hirata <kazu@cs.umass.edu>
2886 * tree-into-ssa.c (find_idf): Speed up by putting the indexes
2887 of basic blocks into work_stack.
2889 * builtin-attrs.def, c-lex.c, c-pragma.h, reg-stack.c,
2890 config/mips/vr.h: Update copyright.
2892 * c-decl.c (c_init_decl_processing): Remove useless calls to
2893 build_function_type.
2895 * builtins.c (fold_trunc_transparent_mathfn,
2896 fold_fixed_mathfn, fold_builtin_atan, fold_builtin_trunc,
2897 fold_builtin_floor, fold_builtin_ceil, fold_builtin_round,
2898 fold_builtin_lround, fold_builtin_bitop, fold_builtin_memcpy,
2899 fold_builtin_strcpy, fold_builtin_strncpy,
2900 fold_builtin_signbit): Use TYPE (TYPE (fndecl)) instead of
2903 * builtins.c (expand_builtin_mathfn_3): Remove local variable
2906 * lambda-code.c (lambda_compute_auxillary_space): Remove local
2907 variable determinant.
2909 * tree-cfg.c (group_case_labels): Remove local variable type.
2911 * tree-ssa-live.c (build_tree_conflict_graph): Remove local
2914 * tree-ssa-phiopt.c (value_replacement): Remove local variable
2917 2005-03-13 Andy Hutchinson <HutchinsonAndy@netscape.net>
2920 * config/avr/avr.md (movmemhi): Rewrite as RTL loop.
2921 (*movmemqi_insn): Delete.
2922 (*movmemhi): Delete.
2924 2005-03-13 Kazu Hirata <kazu@cs.umass.edu>
2926 * builtins.c (fold_builtin_classify): Take decomposed
2927 arguments of CALL_EXPR.
2928 (fold_builtin_1): Update a call to fold_builtin_classify.
2930 2005-03-13 Joseph S. Myers <joseph@codesourcery.com>
2933 * c-parser.c (c_parser_struct_or_union_specifier): Don't fall
2934 through into call to parser_xref_tag after parse error.
2935 (c_parser_struct_declaration): Consistently return NULL_TREE on
2938 2005-03-12 Daniel Berlin <dberlin@dberlin.org>
2940 * tree-flow-inline.h (ref_contains_array_ref): New function.
2941 (lookup_subvars_for_var): Ditto.
2942 (get_subvars_for_var): Ditto.
2943 (var_can_have_subvars): Ditto.
2945 * tree-flow.h (mem_tag_kind): Add STRUCT_FIELD.
2946 (struct subvar): New type.
2948 * tree-dfa.c (okay_component_ref_for_subvars): New function.
2950 * tree-optimize.c (init_tree_optimization_passes): Call
2951 pass_create_structure_vars.
2953 * tree-ssa-alias.c: Include vec.h.
2954 (init_alias_info): Don't auto-clear call clobbered on struct-field
2956 (compute_flow_insensitive_aliasing): Handle subvars.
2957 (group_aliases): Handle STRUCT_FIELD aliases.
2958 (setup_pointers_and_addressables): Ditto.
2959 Don't mark variables non-addressable if they still have
2960 addressable subvars.
2961 Also mark subvars addressable when the real variable is marked
2963 (add_pointed_to_var): Try to prune the pointed-to set by only
2964 pointing to subvars when possible.
2965 Otherwise, make sure we set addresses_needed and pt_vars to
2966 properly include subvars.
2967 (bitpos_of_field): New function.
2968 (push_fields_onto_fieldstack): Ditto.
2969 (get_or_create_used_part_for): Ditto.
2970 (create_overlap_variables_for): Ditto.
2971 (find_used_portions): Ditto.
2972 (create_structure_vars): Ditto.
2973 (pass_create_structure_vars): New structure.
2975 * tree-ssa-operands.c (finalize_ssa_v_must_defs): Remove assert.
2976 (get_expr_operands): Handle subvars. Also try to turn
2977 COMPONENT_REF accesses into must-defs now that we can accurately
2979 (note_addressable): Try to only mark as addressable those subvars
2980 we know a COMPONENT_REF touches.
2981 (overlap_subvar): New function.
2983 * tree-vect-analyze.c (vect_object_analysis): Add new parameter.
2984 Handle subvar storing.
2985 (vect_address_analysis): Update caller of vect_object_analysis.
2987 * tree-vect-transform.c (vect_create_data_ref_ptr): Copy subvars.
2989 * tree-vectorizer.h (struct _stmt_vec_info): Add subvars member.
2990 (STMT_VINFO_SUBVARS): New macro.
2992 * common.opts: add flag_tree_salias.
2994 * opts.c (decode_options): flag_tree_salias defaults to on.
2996 * doc/invoke.texi: Document fdump-tree-svars and -ftree-salias.
2998 * doc/tree-ssa.texi: Document structural alias analysis.
3000 2005-03-12 Steven Bosscher <stevenb@suse.de>
3002 * tree-cfg.c (make_goto_expr_edges): Don't use error_mark_node.
3003 * tree-ssa-dce.c (mark_stmt_necessary): Don't check for it.
3004 * tree-ssa-operands.c (get_expr_operands): Likewise.
3005 (get_expr_operands): Likewise for ERROR_MARK.
3007 2005-03-12 Kazu Hirata <kazu@cs.umass.edu>
3009 * tree-ssa.c (kill_redundant_phi_nodes): Remove local variable
3012 * tree-ssa-phiopt.c (tree_ssa_phiopt): Remove local variable
3015 * tree-ssa-pre.c (compute_avail): Remove local variable val.
3016 (mark_operand_necessary): Remove local variable ver.
3018 * tree-vect-transform.c (vect_get_new_vect_var): Remove local
3019 variable prefix_len.
3021 * value-prof.c (mod_subtract_transform): Remove local variable
3024 * builtins.c (fold_builtin_exponent): Take decomposed
3025 arguments of CALL_EXPR.
3026 (fold_builtin_1): Update a call to fold_builtin_exponent.
3028 * builtins.c (fold_builtin_logarithm): Take decomposed
3029 arguments of CALL_EXPR.
3030 (fold_builtin_1): Update a call to fold_builtin_logarithm.
3032 * c-decl.c (c_init_decl_processing): Remove local variables
3033 ptr_ftype_void and ptr_ftype_ptr.
3035 * gimplify.c (gimplify_expr): Remove local variables r0 and
3038 * reg-stack.c (move_for_stack_reg): Remove local variable
3040 (compare_for_stack_reg): Remove local variable flags_user.
3041 (convert_regs_1): Remove local variable deleted.
3043 * tree-if-conv.c (tree_if_convert_cond_expr): Remove local
3045 (combine_blocks): Remove local variables exits and new_e.
3047 * tree-inline.c (expand_call_inline): Remove local variable
3050 * tree-ssa-live.c (create_ssa_var_map,
3051 calculate_live_on_entry): Remove local variable snn.
3053 2005-03-12 Geoffrey Keating <geoffk@apple.com>
3055 * c-lex.c (c_lex_with_flags): Add parameter to call to
3058 2005-03-11 Per Bothner <per@bothner.com>
3060 * c-tree.h (struct c_declarator): New id_loc field.
3061 * c-pragma.h (c_lex_with_flags): Take position reference.
3062 * c-lex.c (c_lex_with_flags): Set passed-in location from cpp token,
3063 iff USE_MAPPED_LOCATION. (Type doesn't match otherwise.)
3064 (c_lex): Pass dummy location to c_lex_with_flags.
3065 * c-parser.c (c_lex_one_token): Set c_token's location using
3066 c_lex_with_flags, instead of input_location, which might be "ahead".
3067 (c_parser_direct_declarator): Set declarator's id_loc from
3069 * c-decl.c (grokdeclarator): Set DECL_SOURCE_LOCATION from
3070 declarator's id_loc, rather than probably-imprecise input_location.
3071 (build_id_declarator): Initialize c_declarator's id_loc field.
3073 2005-03-11 Roger Sayle <roger@eyesopen.com>
3076 * builtins.c (expand_builtin_signbit): Force the signbit's word
3077 into an integer register to avoid SUBREGs of floating point modes.
3079 2005-03-12 Kazu Hirata <kazu@cs.umass.edu>
3081 * cfglayout.c, loop-doloop.c, profile.c, target-def.h,
3082 target.h, targhooks.c, tracer.c, tree-ssa-loop-ch.c,
3083 tree-ssa-loop-unswitch.c, tree-ssa-loop.c, vec.c, vmsdbgout.c,
3084 config/m32r/m32r.md, config/xtensa/xtensa.h: Update copyright.
3086 2005-03-11 David Edelsohn <edelsohn@gnu.org>
3088 PR rtl-optimization/20306
3089 * expr.c (emit_move_complex): Set try_int false if mode is
3090 MODE_COMPLEX_FLOAT and mov_optab exists for inner mode. Only try
3091 emit_block_move if try_int is true.
3093 2005-03-11 Richard Henderson <rth@redhat.com>
3096 * config/i386/mmx.md (vec_dupv4hi): Fix predicate.
3097 * config/i386/i386.c (ix86_expand_vector_init_duplicate): Update
3100 2005-03-11 Richard Sandiford <rsandifo@redhat.com>
3102 * config/mips/mips.h (mips_fix_vr4130_string): Declare.
3103 (TARGET_FIX_VR4130): New macro.
3104 (TARGET_OPTIONS): Add -mfix-vr4130.
3105 (ISA_HAS_MACCHI): New macro.
3106 (ASM_SPEC): Add -mfix-vr4130.
3107 * config/mips/mips.c (mips_fix_vr4130_string): New variable.
3108 (override_options): Handle mips_fix_vr4130_string.
3109 (mips_avoid_hazards): Clear all_noreorder_p
3110 if we're working around VR4130 errata and the macc alternatives
3112 * config/mips/mips.md (mfhilo_<mode>): Turn into a define_expand.
3113 (*mfhilo_<mode>, *mfhilo_<mode>_macc): New insns.
3114 * config/mips/vr.h (DEFAULT_VR_ARCH): Set to mfix-vr4130.
3115 (MULTILIB_DEFAULTS): Remove leading "march=".
3116 (DRIVER_SELF_SPECS): Likewise. Make -mfix-vr4130 imply -march=vr4130
3117 if no architecture option is given.
3118 * config/mips/t-vr (MULTILIB_OPTIONS): Use -mfix-vr4130 for the
3120 (MULTILIB_MATCHES): Map -march=vr4130 to the -mfix-vr4130 multilibs.
3121 * doc/invoke.texi: Document -mfix-vr4130.
3123 2005-03-11 Richard Sandiford <rsandifo@redhat.com>
3125 * config/mips/mips.c (override_options): Only warn about -mint64
3126 deprecation if TARGET_INT64.
3128 2005-03-11 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3130 * builtin-attrs.def (ATTR_NONNULL_LIST, ATTR_NOTHROW_NONNULL,
3131 ATTR_CONST_NOTHROW_NONNULL, ATTR_PURE_NOTHROW_NONNULL,
3132 ATTR_MALLOC_NOTHROW_NONNULL): New "nonnull" attribute lists which
3133 are non-specific regarding the nonnull parameter positions.
3134 (ATTR_NONNULL_1_2, ATTR_NONNULL_1_4, ATTR_NOTHROW_NONNULL_1_2,
3135 ATTR_NOTHROW_NONNULL_1_4, ATTR_CONST_NOTHROW_NONNULL_1,
3136 ATTR_PURE_NOTHROW_NONNULL_1, ATTR_PURE_NOTHROW_NONNULL_1_2,
3137 ATTR_MALLOC_NOTHROW_NONNULL_1): Delete.
3139 * builtins.def: Use the non-specific "nonnull" attibute lists.
3141 2005-03-11 Zdenek Dvorak <dvorakz@suse.cz>
3143 * basic-block.h (single_succ_p, single_pred_p, single_succ_edge,
3144 single_pred_edge, single_succ, single_pred): Improve comments.
3146 2005-03-11 Zdenek Dvorak <dvorakz@suse.cz>
3148 * basic-block.h (single_succ_p, single_pred_p, single_succ_edge,
3149 single_pred_edge, single_succ, single_pred): New inline functions.
3150 * bb-reorder.c (rotate_loop, find_traces_1_round,
3151 add_labels_and_missing_jumps, fix_up_fall_thru_edges,
3152 duplicate_computed_gotos): Use the single_succ/pred functions.
3153 * cfganal.c (forwarder_block_p): Ditto.
3154 * cfgbuild.c (compute_outgoing_frequencies): Ditto.
3155 * cfgcleanup.c (try_simplify_condjump, try_forward_edges,
3156 outgoing_edges_match, try_crossjump_to_edge, try_optimize_cfg,
3157 merge_seq_blocks): Ditto.
3158 * cfghooks.c (split_edge, tidy_fallthru_edges): Ditto.
3159 * cfglayout.c (fixup_reorder_chain): Ditto.
3160 * cfgloop.c (mark_single_exit_loops, update_latch_info,
3161 canonicalize_loop_headers, verify_loop_structure): Ditto.
3162 * cfgloopmanip.c (remove_path, unloop, loop_delete_branch_edge,
3163 mfb_update_loops, create_preheader, force_single_succ_latches,
3164 create_loop_notes): Ditto.
3165 * cfgrtl.c (rtl_can_merge_blocks, try_redirect_by_replacing_jump,
3166 force_nonfallthru_and_redirect, rtl_tidy_fallthru_edge,
3167 commit_one_edge_insertion, purge_dead_edges,
3168 cfg_layout_can_merge_blocks_p): Ditto.
3169 * except.c (sjlj_emit_function_enter): Ditto.
3170 * flow.c (init_propagate_block_info): Ditto.
3171 * function.c (thread_prologue_and_epilogue_insns): Ditto.
3172 * gcse.c (find_implicit_sets, bypass_conditional_jumps,
3173 insert_insn_end_bb): Ditto.
3174 * ifcvt.c (merge_if_block, find_if_block, find_if_case_1,
3175 find_if_case_2): Ditto.
3176 * lambda-code.c (perfect_nestify): Ditto.
3177 * lcm.c (optimize_mode_switching): Ditto.
3178 * loop-doloop.c (doloop_modify): Ditto.
3179 * loop-init.c (loop_optimizer_init): Ditto.
3180 * loop-iv.c (simplify_using_initial_values): Ditto.
3181 * loop-unroll.c (unroll_loop_runtime_iterations): Ditto.
3182 * loop-unswitch.c (unswitch_loop): Ditto.
3183 * modulo-sched.c (generate_prolog_epilog): Ditto.
3184 * predict.c (combine_predictions_for_insn, estimate_probability,
3185 tree_estimate_probability, last_basic_block_p,
3186 estimate_bb_frequencies): Ditto.
3187 * profile.c (branch_prob): Ditto.
3188 * regrename.c (copyprop_hardreg_forward): Ditto.
3189 * sched-rgn.c (is_cfg_nonregular, find_rgns, update_live): Ditto.
3190 * tracer.c (layout_superblocks): Ditto.
3191 * tree-cfg.c (tree_can_merge_blocks_p, tree_merge_blocks,
3192 cfg_remove_useless_stmts_bb, cleanup_control_flow,
3193 cleanup_control_expr_graph, disband_implicit_edges,
3194 tree_find_edge_insert_loc, bsi_commit_edge_inserts,
3195 tree_verify_flow_info, tree_make_forwarder_block,
3196 tree_forwarder_block_p, remove_forwarder_block,
3197 remove_forwarder_block_with_phi, merge_phi_nodes): Ditto.
3198 * tree-if-conv.c (tree_if_conversion): Ditto.
3199 * tree-mudflap.c (mf_build_check_statement_for): Ditto.
3200 * tree-ssa-dce.c (remove_dead_stmt): Ditto.
3201 * tree-ssa-dom.c (dom_opt_finalize_block): Ditto.
3202 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p,
3203 copy_loop_headers): Ditto.
3204 * tree-ssa-loop-im.c (loop_commit_inserts): Ditto.
3205 * tree-ssa-loop-ivopts.c (compute_phi_arg_on_exit): Ditto.
3206 * tree-ssa-loop-manip.c (split_loop_exit_edge, ip_normal_pos,
3207 lv_adjust_loop_entry_edge, tree_ssa_loop_version): Ditto.
3208 * tree-ssa-loop-niter.c (simplify_using_initial_conditions): Ditto.
3209 * tree-ssa-loop-unswitch.c (simplify_using_entry_checks): Ditto.
3210 * tree-ssa-phiopt.c (tree_ssa_phiopt, value_replacement): Ditto.
3211 * tree-ssa-pre.c (compute_antic_aux, insert_aux, init_pre): Ditto.
3212 * tree-ssa-threadupdate.c (redirect_edges): Ditto.
3213 * tree-tailcall.c (independent_of_stmt_p, find_tail_calls,
3214 eliminate_tail_call, tree_optimize_tail_calls_1): Ditto.
3215 * tree-vect-analyze.c (vect_analyze_loop_form): Ditto.
3216 * tree-vect-transform.c (vect_update_ivs_after_vectorizer): Ditto.
3217 * tree-vectorizer.c (slpeel_update_phi_nodes_for_guard,
3218 slpeel_add_loop_guard): Ditto.
3220 2005-03-11 James A. Morrison <phython@gcc.gnu.org>
3222 PR tree-optimization/15784
3223 * fold-const.c (fold): Fold ~A + 1 to -A. Fold -A - 1
3226 * stmt.c (expand_case): Don't change index_type. Convert minval
3229 PR tree-optimization/20130
3230 * fold-const.c (fold): Fold x * -1 into -x.
3232 2005-03-11 Kaz Kojima <kkojima@gcc.gnu.org>
3234 PR rtl-optimization/20331
3235 * rtlanal.c (modified_between_p): Check its address first for MEM.
3236 (modified_in_p): Likewise.
3238 2005-03-11 Joseph S. Myers <joseph@codesourcery.com>
3240 * config.gcc (hppa*64*-*-hpux11*): Use pa/t-hpux-shlib.
3242 2005-03-10 Steven Bosscher <stevenb@suse.de>
3244 * expr.c (expand_expr_real_1): If possible, use a conditional
3245 move for expanding MIN_EXPR and MAX_EXPR.
3246 Use temp for moving around rtx-en.
3248 2005-03-10 Andrew Pinski <pinskia@physics.uc.edu>
3251 * simplify-rtx.c (simplify_relational_operation_1): Fix typo - check the
3254 2005-03-10 Roger Sayle <roger@eyesopen.com>
3256 * builtins.c (expand_builtin_signbit): Extend to handle floating
3257 point modes wider than the largest integer type, using the
3258 operand_subword_force function to obtain the signbit's word.
3260 2005-03-10 Jakub Jelinek <jakub@redhat.com>
3263 * combine.c (try_combine): If recog_for_combine added CLOBBERs
3264 to NEWI2PAT, fail to combine if they are used by NEWPAT.
3266 2005-03-10 Aldy Hernandez <aldyh@redhat.com>
3268 * doc/invoke.texi: Add 8540 to list of cpus in rs6000 cpu section.
3270 2005-03-10 Kazu Hirata <kazu@cs.umass.edu>
3272 * tree-outof-ssa.c (analyze_edges_for_bb): Make the return
3274 (perform_edge_inserts): Unconditionally call
3275 free_dominator_info.
3277 * tree-outof-ssa.c (analyze_edges_for_bb): Update a comment.
3279 2005-03-10 Bob Wilson <bob.wilson@acm.org>
3281 * config/xtensa/xtensa.h (MEMBER_TYPE_FORCES_BLK): Define.
3283 2005-03-10 Nathan Sidwell <nathan@codesourcery.com>
3285 * bitmap.c (bitmap_copy): Remove manual loop unrolling.
3287 * value-prof.c (rtl_find_values_to_profile): Use gcc_assert and
3289 (rtl_register_value_prof_hooks,
3290 tree_value_profile_transformations,
3291 tree_register_value_prof_hooks): Likewise.
3292 * var-tracking.c (stack_adjust_offset_pre_post,
3293 variable_htab_free, variable_union, dataflow_set_different_2,
3294 count_uses, variable_was_changed, set_frame_base_location,
3295 set_variable_part, emit_note_insn_var_location, vt_emit_notes,
3296 vt_add_function_parameters): Likewise.
3297 * varasm.c (named_section_real, named_section, make_decl_rtl,
3298 asm_emit_uninitialised, assemble_integer, decode_addr_const,
3299 const_hash_1, compare_constant, copy_constant, force_const_mem,
3300 output_constant_pool_2, output_constant_pool_1, output_constant,
3301 output_constructor, make_decl_one_only, decl_tls_model,
3302 default_no_named_section, default_elf_select_section_1,
3303 default_unique_section_1): Likewise.
3304 * vec.c (vec_gc_o_reserve, vec_heap_o_reserve): Likewise.
3305 * vmsdbgout.c (addr_const_to_string): Likewise.
3308 * function.c (struct assign_parm_data_one): Remove last_named
3310 (assign_parm_find_data_types): Don't determine last_named.
3311 Reorder named_parm determination.
3312 (assign_parms): Only setup varargs on the last non-varadic
3315 2005-03-10 Kazuhiro Inaoka <inaoka.lazuhiro@renesas.com>
3317 * config/m32r/m32r.md (load_sda_base_32): New pattern. Loads
3318 sda base address on medium model.
3320 2005-03-10 Zdenek Dvorak <dvorakz@suse.cz>
3322 * Makefile.in (tree-optimize.o): Add CFGLOOP_H dependence.
3323 * cfgloop.c (flow_loop_nodes_find): Export.
3324 * cfgloop.h (flow_loop_nodes_find, fix_loop_structure):
3326 * cfgloopmanip.c (fix_loop_structure): New function.
3327 * predict.c (predict_loops): Clean up the loops information.
3328 * tree-cfg.c (cleanup_tree_cfg_loop): New function.
3329 (tree_can_merge_blocks_p, remove_bb, tree_forwarder_block_p): Respect
3331 * tree-flow.h (cleanup_tree_cfg_loop): Declare.
3332 (rewrite_into_loop_closed_ssa): Declaration changed.
3333 * tree-loop-linear.c (linear_transform_loops): Add argument to
3334 rewrite_into_loop_closed_ssa call.
3335 * tree-ssa-loop-ch.c (copy_loop_headers): Ditto.
3336 * tree-ssa-loop-im.c (move_computations): Ditto.
3337 * tree-ssa-loop.c (tree_loop_optimizer_init): Ditto.
3338 * tree-vectorizer.c (vectorize_loops): Ditto.
3339 * tree-optimize.c: Include cfgloop.h.
3340 (execute_todo): Choose whether to call cleanup_tree_cfg or
3341 cleanup_tree_cfg_loop.
3342 * tree-ssa-loop-ivcanon.c (canonicalize_loop_induction_variables,
3343 (tree_unroll_loops_completely): Enable cleanup_tree_cfg_loop call.
3344 * tree-ssa-loop-unswitch.c (tree_ssa_unswitch_loops): Enable
3345 cleanup_tree_cfg_loop call.
3346 * tree-ssa-loop-manip.c (find_uses_to_rename_bb): New function.
3347 (find_uses_to_rename, rewrite_into_loop_closed_ssa): Support
3348 work on part of cfg.
3350 2005-03-10 Jakub Jelinek <jakub@redhat.com>
3353 * gimplify.c (gimplify_asm_expr): Handle input/output constraints
3354 with multiple alternatives.
3356 * stmt.c (parse_output_constraint): Fix a typo.
3358 2005-03-09 Bob Wilson <bob.wilson@acm.org>
3360 * config/xtensa/xtensa.h (TRAMPOLINE_TEMPLATE): Use "no-transform"
3361 assembly directive instead of deprecated "no-generics".
3363 2005-03-09 Ulrich Weigand <uweigand@de.ibm.com>
3365 * config/s390/s390.c (s390_secondary_output_reload_class): Adapt check
3366 for non-offsettable memory references to cope with outstanding reload
3368 * config/s390/s390.md ("reload_outti"): Call find_replacement to
3369 avoid losing outstanding address reloads.
3370 ("reload_outdi", "reload_outdf"): Likewise.
3372 2005-03-09 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3374 * builtins.c (fold_builtin_cbrt, fold_builtin_pow): Rearrange
3375 code. Add more cbrt transformations.
3377 2005-03-09 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3379 * fold-const.c (fold_unary_to_constant): Add FIX_ROUND_EXPR case.
3381 2005-03-09 Kazu Hirata <kazu@cs.umass.edu>
3383 * fold-const.c (fold_unary, fold_binary, fold_ternary): Return
3384 NULL_TREE when a given tree is not simplified.
3385 (fold): Return the original tree when any of the functions
3386 mentioned above NULL_TREE.
3388 * fold-const.c (fold_unary, fold_binary): Take decomposed
3389 arguments, code, type, op0, and op1 in case of fold_binary.
3390 (fold): Update calls to fold_unary and fold_binary.
3392 2005-03-09 Roger Sayle <roger@eyesopen.com>
3394 * builtins.c (fold_builtin_unordered_cmp): Change prototype to take
3395 a fndecl and an arglist instead of a CALL_EXPR, exp.
3397 2005-03-09 Kazu Hirata <kazu@cs.umass.edu>
3399 * cfglayout.c (fixup_reorder_chain): Remove old_bb.
3401 * cfgrtl.c (cfg_layout_merge_blocks): Remove new_e.
3403 * expr.c (expand_assignment): Remove orig_to_rtx.
3405 * fold-const.c (int_const_binop): Remove no_overflow.
3407 * ifcvt.c (noce_emit_move_insn): Remove inmode.
3409 * loop-iv.c (get_biv_step_1): Remove lhs.
3411 * loop-unroll.c (analyze_insns_in_loop): Remove preheader.
3413 * real.c (real_nan): Remove neg.
3415 * function.c (thread_prologue_and_epilogue_insns): Remove i
3418 * tree-data-ref.c (array_base_name_differ_p): Remove ta and
3421 * tree-eh.c (tree_could_trap_p): Remove idx.
3423 * tree-into-ssa.c (ann): Remove ann.
3425 * tree-outof-ssa.c (num_nodes): Remove num_nodes.
3427 * tree-sra.c (decide_block_copy): Remove inst_count.
3429 * tree-ssa-alias.c (may_alias_p): Remove v_ann.
3431 * tree-ssa-loop-im.c (lhs): Remove.
3433 * cfgbuild.c (state, STATE, SET_STATE,
3434 BLOCK_USED_BY_TABLEJUMP, FULL_STATE): Move just before
3436 (make_edges): Speed up by skipping blocks with BLOCK_ORIGINAL.
3437 (find_basic_blocks): Set the state of each basic block to
3440 2005-03-08 Jeff Law <law@redhat.com>
3442 * tree-cfg.c (cleanup_control_flow): If removal of a computed
3443 goto results in the removal of edges in the CFG, then we need
3444 to recompute dominators.
3446 2005-03-09 Ben Elliston <bje@au.ibm.com>
3448 * c-common.c (c_do_switch_warnings): Comment fix.
3450 2005-03-08 Julian Brown <julian@codesourcery.com>
3452 * Patch from 2005-03-08 reverted for causing regressions and
3453 ppc-darwin bootstrap failure.
3455 2005-03-08 Fariborz Jahanian <fjahanian@apple.com>
3457 * config/rs6000/rs6000.c (invalid_arg_for_unprototyped_fn):
3458 Define the real function for ppc-darwin.
3459 * c-typeck.c (convert_arguments): Check for target-specific
3460 invalid argument call to unprototyped function.
3461 * target-def.h (TARGET_INVALID_ARG_FOR_UNPROTOTYPED_FN):
3463 * target.h (invalid_arg_for_unprototyped_fn): New field
3465 * targhooks.c (hook_invalid_arg_for_unprototyped_fn): New
3466 default target hook.
3467 * targhooks.h (hook_invalid_arg_for_unprototyped_fn):
3470 2005-03-08 Kazu Hirata <kazu@cs.umass.edu>
3472 * c-typeck.c (constructor_stack, constructor_range_stack,
3473 initializer_stack): Make them static.
3475 * cfg.c (rbi_pool): Make it static.
3477 * gimple-low.c (lower_stmt_body): Make it static.
3478 * tree-flow.h: Remove the corresponding prototype. Don't
3481 * sched-deps.c (cache_size): Make it static.
3483 * stor-layout.c (lang_adjust_rli): Make it static.
3485 2005-03-08 Julian Brown <julian@codesourcery.com>
3487 * config/elfos.h (MAKE_DECL_ONE_ONLY): Redefined to stop DECL_WEAK
3488 from being used for symbols with vague linkage when
3489 HAVE_GAS_COMDAT_GROUP is true.
3491 2005-03-08 J"orn Rennecke <joern.rennecke@st.com>
3493 * jump.c (invert_jump_1): Don't call redirect_jump_1 with
3494 nlabel == JUMP_LABEL (jump).
3496 2005-03-08 Kazu Hirata <kazu@cs.umass.edu>
3498 * c-common.c, c-opts.c, combine.c, cse.c, dojump.c,
3499 gimplify.c, tree-dfa.c, tree-ssa-loop-ivopts.c,
3500 tree-ssa-phiopt.c, tree-ssa-pre.c, tree-ssa-sink.c,
3501 tree-vect-analyze.c, tree.def, tree.h: Fix comment formatting.
3503 2005-03-08 Alexey Neyman <alex.neyman@auriga.ru>
3506 * calls.c (flags_from_decl_or_type): Handle eturns_twice' attribute.
3507 * c-common.c (handle_returns_twice): New function.
3508 (c_common_attribute_table): Declare eturns_twice' attribute.
3509 * doc/extend.texi: Document eturns_twice' attribute.
3510 * tree.h (DECL_IS_RETURNS_TWICE): New macro.
3511 (struct tree_decl): Add returns_twice_flag.
3513 2005-03-08 Kazu Hirata <kazu@cs.umass.edu>
3515 * tree-ssa-phiopt.c: Fix a comment typo.
3517 * c-semantics.c, cfghooks.c, diagnostic.h, loop-iv.c,
3518 loop-unswitch.c, modulo-sched.c, stor-layout.c, tree-gimple.h,
3519 config/i386/cygwin1.c, doc/cfg.texi, doc/objc.texi: Update
3522 2005-03-08 Richard Henderson <rth@redhat.com>
3524 * config/alpha/alpha.c (code_for_builtin): Replace special-case
3525 builtin codes with ctzdi2, clzdi2, popcountdi2.
3526 (struct alpha_builtin_def): Add is_const.
3527 (zero_arg_builtins, one_arg_builtins, two_arg_builtins): Init it.
3528 (alpha_v8qi_u, alpha_v8qi_s, alpha_v4hi_u, alpha_v4hi_s): New.
3529 (alpha_init_builtins): Init them. Set nothrow and const attributes
3531 (alpha_fold_builtin_cmpbge, alpha_fold_builtin_zapnot,
3532 alpha_fold_builtin_extxx, alpha_fold_builtin_insxx,
3533 alpha_fold_builtin_mskxx, alpha_fold_builtin_umulh,
3534 alpha_fold_vector_minmax, alpha_fold_builtin_perr,
3535 alpha_fold_builtin_pklb, alpha_fold_builtin_pkwb,
3536 alpha_fold_builtin_unpkbl, alpha_fold_builtin_unpkbw,
3537 alpha_fold_builtin_cttz, alpha_fold_builtin_ctlz,
3538 alpha_fold_builtin_ctpop, alpha_fold_builtin): New.
3539 (TARGET_FOLD_BUILTIN): New.
3540 * config/alpha/alpha.md (UNSPEC_CTTZ): Remove.
3541 (UNSPEC_CTLZ, UNSPEC_CTPOP): Remove.
3543 (cttz, builtin_cttz, builtin_ctlz, builtin_ctpop): Remove.
3545 2005-03-08 Ira Rosen <irar@il.ibm.com>
3547 PR tree-optimization/20122
3548 * tree-vect-analyze.c (vect_object_analysis): Analyze initial
3549 condition of access function instead of base.
3551 2005-03-07 Jeff Law <law@redhat.com>
3552 Steven Bosscher <stevenb@suse.de>
3554 * tree-cfg.c (find_taken_edge_computed_goto): New function.
3555 (find_taken_edge): Call find_taken_edge_computed_goto as
3556 appropriate. Allow any gimple invariant rather than just
3557 INTEGER_CST for VAL.
3558 (cleanup_control_flow): Cleanup a computed goto which has turned
3560 (tree_merge_blocks): If block B has any forced labels, move
3561 them to the start of block A.
3562 * tree-ssa-dom.c (thread_across_edge): Allow threading across
3563 computed gotos as well.
3564 * tree-ssa-threadupdate.c (remove_ctrl_stmt_and_useless_edges): Handle
3565 removal of unnecessary computed gotos too.
3566 (lookup_redirection_data): Fix type of INSERT argument. Callers
3569 2005-03-08 Kazu Hirata <kazu@cs.umass.edu>
3571 * tree-ssa-phiopt.c: Update copyright. Fix indentations.
3572 Remove trailing spaces.
3574 * gimplify.c (gimple_push_bind_expr, gimple_pop_bind_expr,
3575 unshare_all_trees): Make them static.
3576 * tree-gimple.h: Remove the corresponding prototypes.
3578 * diagnostic.h: Remove unused prototype
3579 debug_output_buffer.
3580 * modulo-sched.c: Remove unused prototype
3581 set_row_column_for_ps.
3583 * tree-ssa-phiopt.c (tree_ssa_phiopt,
3584 replace_phi_edge_with_variable): Remove unused variable i.
3586 2005-03-07 Per Bothner <per@bothner.com>
3588 * tree.h (DECL_IS_BUILTIN): Reverted my patch from earlier today.
3590 2005-03-06 Andrew Pinski <pinskia@physics.uc.edu>
3593 * tree-ssa-phiopt.c (tree_ssa_phiopt): Rewrite so we base the
3594 bbs on the COND_EXPR instead of the PHI_NODEs.
3595 (candidate_bb_for_phi_optimization): Remove.
3596 (replace_phi_with_stmt): Rename to ...
3597 (replace_phi_edge_with_variable): this and change so that we
3598 replace the phi argument instead of removing the PHI.
3599 (conditional_replacement): Change so we deal with PHI with more
3601 (value_replacement): Likewise.
3602 (abs_replacement): Likewise.
3604 2005-03-07 Aldy Hernandez <aldyh@redhat.com>
3606 * config/rs6000/rs6000-protos.h: Rename output_e500_flip_eq_bit to
3607 output_e500_flip_gt_bit.
3609 * config/rs6000/rs6000.c (print_operand): case D: Print out bit 31
3611 (rs6000_generate_compare): Fix logic to look at the correct bits.
3612 (output_e500_flip_eq_bit): Rename to output_e500_flip_gt_bit.
3614 (rs6000_emit_sCOND): Rename gen_e500_flip_eq_bit to
3615 gen_e500_flip_gt_bit. Rename gen_move_from_CR_eq_bit to
3616 gen_move_from_CR_gt_bit.
3618 * config/rs6000/rs6000.md ("move_from_CR_eq_bit"): Change bit
3619 ("move_from_CR_eq_bit"): Rename to move_from_CR_gt_bit.
3620 (UNSPEC_MV_CR_EQ): Rename to UNSPEC_MV_CR_GT.
3622 * config/rs6000/spe.md ("e500_cr_ior_compare"): New.
3623 (E500_CR_IOR_COMPARE): New constant.
3625 2005-03-08 Earl Chew <earl_chew@agilent.com>
3626 David Billinghurst <David.Billinghurst@riotinto.com>
3628 * config/i386/host-cygwin.c: New file to support precompiled
3630 * config/i386/x-cygwin: Use host-cygwin.c on cygwin host
3631 * config.host: Use above files for cygwin host.
3633 2005-03-07 David Edelsohn <edelsohn@gnu.org>
3635 * fold-const.c (fold_binary_op_with_conditional_arg): Fix typo
3636 ordering ops from earlier change.
3638 2005-03-07 Per Bothner <per@bothner.com>
3640 Various fixes to allow us to again build if --enable-mapped-location:
3641 * c-decl.c (finish_function): Use SET_EXPR_LOCATION instead of
3642 unavailable annotate_with_file_line, if USE_MAPPED_LOCATION.
3643 * tree-cfg.c (remove_bb): If USE_MAPPED_LOCATION, change type of
3644 local variable loc. Change logic appropriately.
3645 * tree-vect-transform.c (vect_finish_stmt_generation): Use
3646 EXPR_LOCATION rather than EXPR_LOCUS if USE_MAPPED_LOCATION.
3647 * c-parser.c (c_parser_for_statement): Initialize loc variable.
3648 * tree.h (DECL_IS_BUILTIN): Temporarily revert definition of
3649 DECL_IS_BUILTIN in the USE_MAPPED_LOCATION because of jc1 issues.
3651 2005-03-07 Richard Sandiford <rsandifo@redhat.com>
3653 PR rtl-optimization/19683
3654 * reload1.c (choose_reload_regs): Pass the number of bits, not the
3655 number of bytes, to smallest_int_for_mode. Fix arguments to
3656 REG_CANNOT_CHANGE_MODE_P.
3658 2005-03-07 Eric Botcazou <ebotcazou@libertysurf.fr>
3660 * reorg.c (relax_delay_slots): Check that the jump is
3661 conditional before trying to invert it.
3663 2005-03-07 Kazu Hirata <kazu@cs.umass.edu>
3665 * bb-reorder.c (max_entry_frequency, max_entry_frequency):
3668 * calls (stack_arg_under_construction): Make it static.
3670 * flow.c (regs_live_at_setjmp): Make it static.
3671 * flow.h: Remove the corresponding prototype.
3673 * reload1.c (reload_startobj, reload_firstobj,
3674 something_needs_operands_changed, reload_inherited,
3675 reload_inheritance_insn, reload_override_in,
3676 reload_spill_index): Make them static.
3678 * recog.c (verify_changes): Make it static.
3679 * recog.h: Remove the corresponding prototype.
3681 * cfgbuild.c (find_sub_basic_blocks): Remove.
3682 * basic-block.h: Remove the corresponding prototype.
3683 * cfgexpand.c, cfgrtl.c: Don't mention find_sub_basic_blocks
3685 * doc/cfg.texi: Don't mention find_sub_basic_blocks.
3687 * tree-ssa-operands.c (check_build_stmt): Remove.
3689 * stor-layout.c (set_alignment): Remove.
3690 * tree.h: Remove the corresponding prototype.
3692 * tree-ssa-pre.c (has_abnormal_preds): Make it static.
3694 * tree-ssa-dce.c (control_dependence_map,
3695 visited_control_parents): Make them static.
3697 * cfghooks.c (verify_flow_info): Remove local variable
3700 * cfgrtl.c (rtl_verify_flow_info_1): Remove local variable
3703 * loop-unswitch.c (unswitch_loop): Remove local variable src.
3705 2005-03-07 David Billinghurst <David.Billinghurst@riotinto.com>
3707 * config/i386/cygwin1.c(mingw_scan): Use xstrdup in calls to putenv.
3709 2005-03-07 Joseph S. Myers <joseph@codesourcery.com>
3711 * config/ia64/hpux.h (LINK_SPEC): Add -z.
3712 * config/ia64/ia64.c (ia64_function_value): Return a REG not a
3713 PARALLEL for an empty structure.
3715 2005-03-07 Kazu Hirata <kazu@cs.umass.edu>
3717 * fold-const.c (fold_binary): Remove handling of RANGE_EXPR.
3719 * fold-const.c (fold_binary): Unroll the very first "for"
3722 2005-03-06 David Edelsohn <edelsohn@gnu.org>
3724 * config/rs6000/predicates.md (branch_comparison_operator): Remove
3725 redundant match_code test.
3726 (scc_comparison_operator): Swap match_operand and match_code
3728 (branch_positive_comparison_operator): Same.
3729 (trap_comparison_operator): Use comparison_operator and swap with
3732 2005-03-06 Marek Michalkiewicz <marekm@amelek.gda.pl>
3735 * config/avr/avr.c (print_operand): Add 'p' and 'r'.
3736 (out_movhi_r_mr): Read low byte of volatile MEM first.
3737 (out_movhi_mr_r): Write high byte of volatile MEM first.
3739 2005-03-05 Kazu Hirata <kazu@cs.umass.edu>
3741 * cselib.c (reg_values, reg_values_size): Make them static.
3743 * cse.c (cse_reg_info_table): Make it static.
3745 * fold-const.c (fold_unary): Use build1 instead of copy_node.
3747 2005-03-06 Zdenek Dvorak <dvorakz@suse.cz>
3749 * cse.c (find_best_addr): Use canon_for_address.
3751 2005-03-06 Kazu Hirata <kazu@cs.umass.edu>
3753 * cse.c (fold_rtx_subreg, fold_rtx_mem): New.
3754 (fold_rtx): Call fold_rtx_subreg and fold_rtx_mem to handle
3755 SUBREG and MEM, respectively.
3757 * fold-const.c (fold_binary): Use code instead of t.
3759 * fold-const.c (optimize_minmax_comparison): Take decomposed
3760 arguments code, type, op0, and op1 instead of t.
3761 (fold_binary): Update a call to optimize_minmax_comparison.
3763 * fold-const.c (fold_range_test): Take decomposed arguments
3764 code, type, op0, and op1 instead of t.
3765 (fold_binary): Update a call to fold_range_test.
3767 * fold-const.c (fold_binary_op_with_conditional_arg): Take
3768 decomposed arguments code, type, op0, and op1 instead of t.
3769 (fold_binary): Update a call to fold_range_test.
3771 2005-03-06 Kazu Hirata <kazu@cs.umass.edu>
3773 * fold-const.c (fold_binary): Avoid directly using the original
3774 expression t as much as possible.
3776 2005-03-05 Kazu Hirata <kazu@cs.umass.edu>
3778 * c-semantics.c (build_stmt): Use TYPE_P instead of
3779 IS_NON_TYPE_CODE_CLASS.
3780 * tree.h (IS_NON_TYPE_CODE_CLASS): Remove.
3781 (NON_TYPE_CHECK): Use TYPE_P instead of
3782 IS_NON_TYPE_CODE_CLASS.
3784 * fold-const.c (fold): Remove handling of binary expressions.
3786 2005-03-05 James A. Morrison <phython@gcc.gnu.org>
3788 * doc/c-tree.texi: Wrap comments in @r{}.
3789 * doc/cpp.texi: Likewise.
3790 * doc/cppinternals.texi: Likewise.
3791 * doc/extend.texi: Likewise.
3792 * doc/md.texi: Likewise.
3793 * doc/objc.texi: Likewise.
3794 * doc/sourcebuild.texi: Likewise.
3795 * doc/tm.texi: Likewise.
3798 2005-03-05 Kazu Hirata <kazu@cs.umass.edu>
3800 * predict.c (apply_return_prediction): Standardize PHI chain
3802 * tree-ssa.c (ssa_redirect_edge): Likewise.
3804 * genattrtab.c, genemit.c, genoutput.c, genrecog.c,
3805 gensupport.c, jump.c, tree-phinodes.c, unwind-dw2-fde-glibc.c:
3808 * tree-phinodes.c (remove_phi_node): Drop the last argument.
3809 * tree-flow.h: Adjust the prototype for remove_phi_node.
3810 * lambda-code.c (perfect_nestify): Adjust a call to
3813 (remove_phi_nodes_and_edges_for_unreachable_block): Likewise.
3814 * tree-outof-ssa.c (eliminate_virtual_phis, remove_ssa_form):
3816 * tree-ssa-dce.c (remove_dead_phis): Likewise.
3817 * tree-ssa-loop-ivopts.c (remove_statement): Likewise.
3818 * tree-ssa-pre.c (remove_dead_inserted_code): Likewise.
3819 * tree-ssa.c (kill_redundant_phi_nodes): Likewise.
3821 * combine.c (simplify_and_const_int): Use gen_int_mode instead
3822 of GEN_INT (trunc_int_for_mode (...)).
3823 * loop-iv.c (iv_number_of_iterations): Likewise.
3824 * postreload.c (reload_cse_move2add): Likewise.
3825 * simplify-rtx.c (simplify_const_unary_operation,
3826 simplify_const_binary_operation): Likewise.
3827 * stor-layout.c (get_mode_bounds): Likewise.
3829 * fold-const.c (fold_binary): New.
3830 (fold): Call fold_binary on binary expressions.
3832 2005-03-05 Richard Sandiford <rsandifo@redhat.com>
3834 * doc/invoke.texi: Document new MIPS -msym32 and -mno-sym32 options.
3835 * config/mips/mips.h (MASK_SYM32, TARGET_SYM32): New macros.
3836 (TARGET_SWITCHES): Add -msym32 and -mno-sym32.
3837 (ABI_HAS_64BIT_SYMBOLS): Set to false if TARGET_SYM32.
3838 (ASM_SPEC): Pass down -msym32 and -mno-sym32.
3840 2005-03-04 Devang Patel <dpatel@apple.com>
3842 PR tree-optimization/18815
3843 * tree-if-conv.c (combine_blocks): Adjust loop header edges for
3844 loops with zero exit edges.
3846 2005-03-04 Devang Patel <dpatel@apple.com>
3848 * doc/invoke.texi: Remove reference to webpage that does not exist.
3850 2005-03-04 John David Anglin <dave.danglin@nrc-cnrc.gc.ca>
3851 Joseph S. Myers <joseph@codesourcery.com>
3854 * pa/elf.h, pa64-hpux.h, som.h (ASM_OUTPUT_EXTERNAL_REAL): Define.
3855 (ASM_OUTPUT_EXTERNAL): Call pa_hpux_asm_output_external.
3856 * pa-protos.h (pa_hpux_asm_output_external): Add prototype.
3857 * pa.c (get_plabel): Change argument to symbol_ref. Call
3858 maybe_get_identifier instead of get_identifier.
3859 (pa_hpux_asm_output_external, pa_hpux_file_end): New functions.
3860 (struct deferred_plabel): Replace name field with symbol field.
3861 (TARGET_ASM_FILE_END): Define as pa_hpux_file_end if
3862 ASM_OUTPUT_EXTERNAL_REAL is defined.
3863 (output_global_address): Use output_addr_const for output of all
3865 (output_deferred_plabels): Use symbol_ref instead of name for address
3867 * pa.h (SYMBOL_FLAG_REFERENCED, SYMBOL_REF_REFERENCED_P,
3868 ASM_OUTPUT_SYMBOL_REF): New macros.
3869 * som.h (ASM_OUTPUT_EXTERNAL_LIBCALL): Use assemble_name_raw. Update
3871 (ASM_WEAKEN_LABEL): Use targetm.asm_out.globalize_label to globalize
3874 2005-03-05 Joseph S. Myers <joseph@codesourcery.com>
3876 * config.gcc (hppa*64*-*-hpux11*): Use pa/pa-hpux1111.h for
3877 *-*-hpux11.[1-9]*, not just for *-*-hpux11.11.
3879 2005-03-04 Jeff Law <law@redhat.com>
3881 * basic-block.h (rediscover_loops_after_threading): Declare.
3882 * tree-ssa-dom.c: Include cfgloop.h.
3883 (tree_ssa_dominator_optimize): Discover loops and some basic
3884 properties. Remove forwarder blocks recreated by loop header
3885 canonicalization. Also mark backedges in the CFG.
3886 * tree-ssa-threadupdate.c: Include cfgloop.h
3887 (rediscover_loops_after_threading): Define.
3888 (struct local_info): New field, JUMP_THREADED.
3889 (prune_undesirable_thread_requests): New function.
3890 (redirect_edges): Clear EDGE_ABNORMAL. If edges were threaded
3891 then record that fact for the callers of redirct_edges.
3892 (thread_block): If BB has incoming backedges, then call
3893 prune_undesirable_thraed_requests. Note when we are
3894 going to have to rediscover loop information. Return a
3895 boolean indicating if any jumps were threaded.
3896 (thread_through_all_blocks): Bubble up boolean indicating
3897 if any jumps were threaded.
3898 * Makefile.in (tree-ssa-dom.o): Depend on cfgloop.h
3899 (tree-ssa-threadupdate.o): Similarly.
3901 2005-03-04 Kazu Hirata <kazu@cs.umass.edu>
3903 * fold-const.c (fold_ternary): Unroll the "for" loop to
3906 2005-03-04 Andrew Haley <aph@redhat.com>
3908 * unwind-dw2-fde-glibc.c (struct
3909 unw_eh_callback_data.check_cache): New field.
3910 (frame_hdr_cache): New.
3911 (_Unwind_IteratePhdrCallback): Add ext_dl_phdr_info.
3912 Cache frame header info.
3914 2005-03-04 Richard Sandiford <rsandifo@redhat.com>
3916 * rtl.h (copy_rtx_ptr_loc, print_rtx_ptr_loc, join_c_conditions)
3917 (print_c_condition): Declare.
3918 * read-rtl.c (ptr_loc): New structure.
3919 (ptr_locs, ptr_loc_obstack, joined_conditions)
3920 (joined_conditions_obstack): New variables.
3921 (leading_ptr_hash, leading_ptr_eq_p, set_rtx_ptr_loc)
3922 (get_rtx_ptr_loc, copy_rtx_ptr_loc, print_rtx_ptr_loc)
3923 (join_c_conditions, print_c_condition): New functions.
3924 (apply_macro_to_string): Associate the new string with the same
3925 source location as the old one.
3926 (add_condition_to_string): Use join_c_conditions.
3927 (read_string): Use set_rtx_ptr_loc to record a filename and line
3928 number for the string.
3929 (read_rtx): Initialize the new variables above.
3930 * genattrtab.c (write_test_expr, write_attr_value): Use
3932 * genconditions.c (write_header): Don't define MAYBE_EVAL. Move its
3933 comment above the GCC_VERSION check.
3934 (write_one_condition): Use print_rtx_ptr_loc and print_c_condition.
3935 Inline the definition of MAYBE_EVAL.
3936 * genemit.c (gen_expand, gen_split): Use print_rtx_ptr_loc.
3937 * genoutput.c (process_template): Likewise.
3938 * genpreds.c (write_predicate_subfunction): Likewise.
3939 (write_predicate_expr): Use print_c_condition.
3940 * genrecog.c (write_cond): Likewise.
3941 * gensupport.c (process_rtx): Use join_c_conditions to join the
3942 conditions of a define_insn_and_split. Record a source location
3943 for the string after the "&&".
3944 (alter_test_for_insn): Use join_c_conditions.
3946 2005-03-04 Andrew Pinski <pinskia@physics.uc.edu>
3949 2005-03-03 James A. Morrison <phython@gcc.gnu.org>
3950 PR tree-optimization/15784
3951 * fold-const.c (fold): Fold ~A + 1 to -A. Fold -A - 1
3954 2005-03-04 Ben Elliston <bje@au.ibm.com>
3956 * gcc.c (option_map): Add --coverage.
3957 (LINK_COMMAND_SPEC): Pass -lgcov for `coverage'.
3958 (cc1_options): Pass -fprofile-arcs -ftest-coverage for `coverage'.
3959 * config/darwin.h: Pass -lgcov for `coverage'.
3960 * doc/invoke.texi (Debugging Options): Document --coverage.
3962 2005-03-04 Kazu Hirata <kazu@cs.umass.edu>
3964 * gcse.c (bypass_block): Use find_edge wherever possible.
3966 2005-03-03 Daniel Berlin <dberlin@dbrelin.org>
3970 * c-opts.c (c_common_parse_file): Call start_source_file
3971 and end_source_file at the approriate times.
3973 * dwarf2out.c (dwarf2out_finish): Don't auto-end
3974 the main file, it will be done for us now.
3976 2005-03-04 Kazu Hirata <kazu@cs.umass.edu>
3978 * fold-const.c (fold_ternary): New.
3979 (fold): Call fold_ternary on ternary expressions. Remove
3980 handling of ternary expressions.
3982 2005-03-03 James A. Morrison <phython@gcc.gnu.org>
3984 PR tree-optimization/15784
3985 * fold-const.c (fold): Fold ~A + 1 to -A. Fold -A - 1
3988 2005-03-03 David Edelsohn <edelsohn@gnu.org>
3990 * config/rs6000/predicates.md (branch_comparison_operator):
3991 Convert from C block to conditional format.
3993 2005-03-03 Jan Hubicka <jh@suse.cz>
3995 * tree-dfa.c (add_referenced_var): Don't walk initializer of external
3996 and non-constant public variables.
3998 2005-03-03 Kazu Hirata <kazu@cs.umass.edu>
4000 * tree-cfg.c (stmt_starts_bb_p): Clean up by replacing code
4003 * cfgexpand.c (construct_exit_block): Use EDGE_PRED instead of
4006 * tree-phinodes.c (remove_phi_node): Clean up by factoring out
4007 calls to release_ssa_name and release_phi_node.
4009 * fold-const.c (fold): Remove handling of unary expressions.
4011 * fold-const.c (fold_unary): Avoid directly using the original
4012 expression t as much as possible.
4014 2005-03-03 Roger Sayle <roger@eyesopen.com>
4015 Andrew Pinski <pinskia@physics.uc.edu>
4017 * jump.c (redirect_exp_1): If nlabel is a NULL pointer create a
4018 RETURN rtx, and not a LABEL_REF containing a NULL pointer.
4020 2005-03-03 Hans-Peter Nilsson <hp@axis.com>
4022 Describe special registers SRP and MOF as allocatable registers.
4023 * config/cris/cris.c (cris_md_asm_clobbers): New function.
4024 (TARGET_MD_ASM_CLOBBERS): Define to cris_md_asm_clobbers.
4025 (cris_conditional_register_usage): Enable CRIS_MOF_REGNUM if
4026 TARGET_HAS_MUL_INSNS.
4027 (cris_print_operand) <case 'd'>: New case.
4028 <case REG>: Allow CRIS_MOF_REGNUM and CRIS_SRP_REGNUM.
4029 * config/cris/cris.h (CRIS_PC_REGNUM, CRIS_SRP_REGNUM): Don't
4031 (FIRST_PSEUDO_REGISTER, FIXED_REGISTERS, CALL_USED_REGISTERS)
4032 (REG_ALLOC_ORDER): Update for MOF.
4033 (enum reg_class): New members MOF_REGS, GENERAL_REGS and
4035 (GENERAL_REGS): No longer a define of ALL_REGS.
4036 (REGNO_REG_CLASS, REG_CLASS_CONTENTS, REG_CLASS_NAMES)
4037 (PREFERRED_RELOAD_CLASS, REGISTER_NAMES, DBX_REGISTER_NUMBER):
4039 (CRIS_SPECIAL_REGS_CONTENTS): New macro.
4040 (REG_CLASS_FROM_LETTER): Allocate 'h' and 'x'.
4041 (SECONDARY_RELOAD_CLASS): Define.
4042 (STACK_POINTER_REGNUM): Define as CRIS_SP_REGNUM.
4043 (FRAME_POINTER_REGNUM): Define as CRIS_FP_REGNUM.
4044 (ARG_POINTER_REGNUM): Define as CRIS_AP_REGNUM.
4045 (STATIC_CHAIN_REGNUM): Define as CRIS_STATIC_CHAIN_REGNUM.
4046 (REGISTER_MOVE_COST): Define.
4047 (PIC_OFFSET_TABLE_REGNUM): Define in terms of CRIS_GOT_REGNUM.
4048 * config/cris/cris.md (CRIS_GOT_REGNUM, CRIS_STATIC_CHAIN_REGNUM)
4049 (CRIS_FP_REGNUM, CRIS_SP_REGNUM, CRIS_SRP_REGNUM, CRIS_AP_REGNUM)
4050 (CRIS_MOF_REGNUM): New define_constants.
4051 ("*movsi_internal", "movhi", "movqi", "movsf"): Add alternatives for
4053 ("reload_inhi", "reload_outhi", "reload_inqi", "reload_outqi"):
4055 ("umulhisi3", "umulqihi3", "mulsi3", "mulqihi3", "mulhisi3")
4056 ("mulsidi3", "umulsidi3", "smulsi3_highpart", "umulsi3_highpart"):
4057 Adjust for MOF being properly described as a register.
4058 (indir_to_reg_split): Name this split. Conditionalize on the
4059 destination register being a general register.
4060 (movei): Conditionalize on on operands 0 and 1 having the same
4063 2005-03-03 Alan Modra <amodra@bigpond.net.au>
4066 * config/rs6000/rs6000.c (rs6000_override_options): Don't allow
4067 -mcpu to override any other explicitly given flags.
4069 2005-03-02 J"orn Rennecke <joern.rennecke@st.com>
4071 * recog.c (verify_changes, confirm_change_group): New functions,
4072 broken out of apply_change_group.
4073 (apply_change_group): Use them.
4074 * recog.h (verify_change, confirm_change_group): Declare.
4075 * rtl.h (redirect_jump_2): Declare.
4076 * jump.c (redirect_exp, invert_exp): Delete.
4077 (invert_exp_1): Take second parameter. Return value. Changed caller.
4078 (redirect_jump_2): New function, broken out of redirect_jump.
4079 (redirect_jump): Use redirect_jump_1 and redirect_jump_2.
4080 (invert_jump): Use invert_jump_1 and redirect_jump_2.
4081 * ifcvt.c (dead_or_predicable): Use redirect_jump_2.
4083 2005-03-02 Geoffrey Keating <geoffk@apple.com>
4085 * varasm.c (named_section): Use xstrdup rather than doing it by
4088 * config/darwin8.h (LIB_SPEC): Switch -lmx and -lSystem.
4090 2005-03-02 Devang Patel <dpatel@apple.com>
4092 Undo PR tree-optimization/18815 fix.
4094 2005-03-02 Devang Patel <dpatel@apple.com>
4096 PR tree-optimization/18815
4097 * tree-if-conv.c (combine_blocks): Adjust loop header edges for
4098 loops with zero exit edges.
4100 2005-03-02 Kazu Hirata <kazu@cs.umass.edu>
4102 * cfg.c (connect_src, connect_dest, disconnect_src,
4103 disconnct_dest): New.
4104 (unchecked_make_edge, remove_edge, redirect_edge_succ,
4105 redirect_edge_pred): Use the new functions.
4107 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Call
4108 free_dominance_info only when needed.
4110 2005-03-02 David Edelsohn <edelsohn@gnu.org>
4113 * config/rs6000/predicates.md (reg_or_cint64_operand): Fix typo.
4114 (reg_or_sub_cint64_operand): Same.
4116 2005-03-02 Jeff Law <law@redhat.com>
4118 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Fix setting of
4119 CFG_ALTERED in the main DOM iteration loop.
4121 2005-03-02 Mark Mitchell <mark@codesourcery.com>
4124 * varasm.c (initializer_constant_valid_p): Allow conversions
4125 between OFFSET_TYPEs. Tidy.
4127 2005-03-02 Hans-Peter Nilsson <hp@axis.com>
4129 * config/cris/cris.md ("return"): Remove epilogue delay list
4132 2005-03-02 Daniel Jacobowitz <dan@codesourcery.com>
4134 * config/arm/linux-elf.h (ARM_FUNCTION_PROFILER): Do not use (PLT)
4136 * config/arm/netbsd-elf.h (ARM_FUNCTION_PROFILER): Likewise.
4138 2005-03-02 Kazu Hirata <kazu@cs.umass.edu>
4140 * cfgloop.h, cfgloopanal.c, cfgloopmanip.c, conflict.c,
4141 loop-init.c, loop-unroll.c, print-tree.c, reg-notes.def,
4142 config/m68k/m68k.c, config/mips/mips.h,
4143 config/rs6000/rs6000-protos.h, doc/contrib.texi,
4144 doc/include/gcc-common.texi: Update copyright.
4146 PR middle-end/18029 and PR middle-end/18030
4147 * expr.c (optimize_bitfield_assignment_op): Add a special case
4148 to handle BIT_IOR_EXPR and BIT_XOR_EXPR.
4150 * fold-const.c (fold_unary): New.
4151 (fold): Call fold_unary on unary expressions.
4153 2005-03-02 Richard Guenther <rguenth@gcc.gnu.org>
4155 * cgraph.h (struct cgraph_edge): Add prev_caller and
4157 (cgraph_node_remove_callees): Export.
4158 * cgraph.c (cgraph_create_edge): Initialize prev_caller
4160 (cgraph_edge_remove_callee): New function.
4161 (cgraph_edge_remove_caller): Likewise.
4162 (cgraph_remove_edge): Use.
4163 (cgraph_redirect_edge_callee): Likewise.
4164 (cgraph_node_remove_callees): New function.
4165 (cgraph_node_remove_callers): Likewise.
4166 (cgraph_remove_node): Use.
4167 * tree-optimize.c (tree_rest_of_compilation): Use
4168 cgraph_node_remove_callees instead of manual loop.
4169 * cgraphunit.c (cgraph_finalize_function): Likewise.
4170 (cgraph_expand_function): Likewise.
4171 (cgraph_remove_unreachable_nodes): Likewise.
4173 2005-03-02 Joseph S. Myers <joseph@codesourcery.com>
4176 * c-tree.h (undeclared_variable, build_external_ref): Add extra
4178 * c-decl.c (undeclared_variable): Take location as argument.
4179 * c-typeck.c (build_external_ref): Likewise.
4180 * c-parser.c (c_parser_postfix_expression): Pass location of
4181 identifier to build_external_ref.
4183 2005-03-01 David Edelsohn <edelsohn@gnu.org>
4185 * config/rs6000/rs6000.md (cceq splitter): Use operand mode, not
4186 CCEQ mode for branch_positive_comparison_operator test.
4187 * config/rs6000/predicates (branch_comparison_operator): Revert to
4189 (scc_comparison_operator): Same.
4190 (branch_positive_comparison_operator): Same.
4192 2005-03-01 Hans-Peter Nilsson <hp@axis.com>
4194 * config/cris/cris.c (cris_eligible_for_epilogue_delay)
4195 (cris_delay_slots_for_epilogue): Remove.
4196 (save_last): Move into cris_target_asm_function_epilogue.
4197 (cris_target_asm_function_epilogue): Remove tests for file being
4199 * config/cris/cris-protos.h (cris_eligible_for_epilogue_delay)
4200 (cris_delay_slots_for_epilogue): Remove prototypes.
4201 * config/cris/cris.h (DELAY_SLOTS_FOR_EPILOGUE)
4202 (ELIGIBLE_FOR_EPILOGUE_DELAY): Do not define.
4204 2005-03-01 David Edelsohn <edelsohn@gnu.org>
4206 * config/rs6000/predicates.md (branch_comparison_operator): Change
4207 to define_special_predicate.
4208 (scc_comparison_operator): Same.
4209 (branch_positive_comparison_operator): Same.
4211 2005-03-01 Daniel Berlin <dberlin@dberlin.org>
4213 * Makefile.in (tree-ssa-sink.o): New.
4214 (OBJS-common): Add tree-ssa-sink.o.
4215 * common.opt: Add -ftree-sink
4216 * opts.c (decode_options): flag_tree_sink is set at O1 or higher.
4217 * timevar.def (TV_TREE_SINK): new timevar.
4218 * tree-flow.h (is_hidden_global_store): Prototype.
4219 * tree-optimize.c (init_tree_optimization_passes): Add
4221 * tree-pass.h (pass_sink_code): New.
4222 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Move checking
4223 for non-obvious global store store to is_hidden_global_store, and
4224 call that new function.
4225 * tree-ssa-sink.c: New file.
4226 * doc/invoke.texi: Document -fdump-tree-sink and -ftree-sink.
4227 * doc/passes.texi: Document forward store motion.
4228 * testsuite/gcc.dg/tree-ssa/ssa-sink-1.c: New test
4229 * testsuite/gcc.dg/tree-ssa/ssa-sink-2.c: New test
4230 * testsuite/gcc.dg/tree-ssa/ssa-sink-3.c: New test
4231 * testsuite/gcc.dg/tree-ssa/ssa-sink-4.c: New test
4233 2005-03-01 Per Bothner <per@bothner.com>
4235 * diagnostic.c (diagnostic_build_prefix): If USE_MAPPED_LOCATION
4236 and we have a non-zero column-number, add it to the message.
4237 Also factor out the diagnostic_kind_text.
4239 2005-03-01 Zdenek Dvorak <dvorakz@suse.cz>
4241 * cfgloop.c (flow_loop_entry_edges_find, flow_loop_exit_edges_find,
4242 flow_loop_pre_header_scan, flow_loop_pre_header_find,
4243 flow_loop_scan): Removed.
4244 (flow_loop_dump): Do not dump removed fields.
4245 (flow_loop_free): Do not free removed fields.
4246 (flow_loops_find): Flags argument removed. Do not call flow_loop_scan.
4247 (loop_exit_edge_p): New function.
4248 * cfgloop.h (struct loop): Removed fields pre_header, pre_header_edges,
4249 num_pre_header_edges, entry_edges, num_entries, exit_edges,
4250 num_exits, exits_doms.
4251 (LOOP_TREE, LOOP_PRE_HEADER, LOOP_ENTRY_EDGES, LOOP_EXIT_EDGES,
4252 LOOP_EDGES, LOOP_ALL): Removed.
4253 (flow_loop_scan): Declaration removed.
4254 (loop_exit_edge_p, mark_loop_exit_edges): Declare.
4255 * cfgloopmanip.c (create_loop_notes): Do not pass flags to
4257 * ifcvt.c (mark_loop_exit_edges): Moved to cfgloopanal.c.
4258 (if_convert): Call flow_loops_find and flow_loops_free
4259 when calling mark_loop_exit_edges.
4260 * cfgloopanal.c (mark_loop_exit_edges): Moved from
4261 ifcvt.c. Removed the flow_loops_find, flow_loops_free and
4262 free_dominance_info calls.
4263 * loop-init.c (flow_loops_find): Ditto.
4264 * passes.c (rest_of_handle_branch_prob): Ditto.
4265 * lambda-code.c (perfect_nestify): Do not call flow_loops_find.
4266 * loop-unroll.c (analyze_insns_in_loop): Do not use
4268 * predict.c (predict_loops): Do not call flow_loop_scan.
4269 Use get_loop_exit_edges.
4270 (tree_estimate_probability): Do not pass flags to flow_loops_find.
4271 * tree-if-conv.c (bb_with_exit_edge_p): Take loop as argument.
4272 Do not use EDGE_LOOP_EXIT.
4273 (tree_if_convert_cond_expr, if_convertible_modify_expr_p): Pass loop
4274 to bb_with_exit_edge_p.
4275 (if_convertible_loop_p): Do not call flow_loop_scan. Use
4276 loop->single_exit. Do not use EDGE_LOOP_EXIT. Pass loop
4277 to bb_with_exit_edge_p.
4278 (combine_blocks): Pass loop to bb_with_exit_edge_p. Do not use
4280 * tree-loop-linear.c (linear_transform_loops): Do not call
4281 flow_loop_scan. Use loop->single_exit.
4282 * tree-vect-analyze.c (vect_analyze_operations): Use loop->single_exit.
4283 (vect_analyze_loop_form): Do not call flow_loop_scan.
4284 * tree-vect-transform.c (vect_update_ivs_after_vectorizer): Use
4286 (vect_do_peeling_for_loop_bound): Use loop_preheader_edge and
4288 * tree-vectorizer.c (slpeel_update_phis_for_duplicate_loop,
4289 slpeel_make_loop_iterate_ntimes, slpeel_can_duplicate_loop_p,
4290 slpeel_tree_duplicate_loop_to_edge_cfg,
4291 slpeel_verify_cfg_after_peeling, slpeel_tree_peel_loop_to_edge):
4292 Use loop_preheader_edge and loop->single_exit. Do not call
4295 2005-03-01 Nick Clifton <nickc@redhat.com>
4297 * config/arm/arm.c (thumb_find_work_register): Check all of the
4298 argument registers to see if they are free, and a couple of
4299 special cases where the last argument register but can be proved
4300 to be available during the function's prologue.
4301 (print_multi_reg, arm_compute_save_reg0_reg12_mask,
4302 output_return_instruction, emit_multi_reg_push, thumb_pushpop,
4303 thumb_unexpanded_epilogue): Use unsigned long as the type for the
4305 (thumb_compute_save_reg_mask): Likewise. Also use
4306 thumb_find_work_register() to ensure that there is agreement about
4307 which work register is going to be used in the prologue.
4308 (thumb_output_function_prologue): Use unsigned long as the type
4309 for the register bit-mask. Also delay pushing the link register if
4310 other high registers are going to be pushed.
4311 (thumb_compute_save_reg_mask, emit_multi_reg_push,
4312 print_multi-reg, number_of_first_bit_set, thumb_pushpop): Remove
4313 redundant prototypes.
4315 2005-02-28 John David Anglin <dave.anglin#nrc-cnrc.gc.ca>
4318 * pa.h (GO_IF_LEGITIMATE_ADDRESS): Allow allow hard registers during
4319 and after reload in REG+REG indexed addresses without REG_POINTER
4320 set in the base and not set in the index.
4322 2005-02-28 Kaz Kojima <kkojima@gcc.gnu.org>
4324 * config/sh/linux.h (MD_EXEC_PREFIX, MD_STARTFILE_PREFIX):
4325 Don't undefine here.
4326 (HANDLE_PRAGMA_PACK_PUSH_POP): Delete.
4327 (NO_IMPLICIT_EXTERN_C, CPLUSPLUS_CPP_SPEC): Likewise.
4328 (TARGET_OS_CPP_BUILTINS): Use LINUX_TARGET_OS_CPP_BUILTINS.
4329 (LIB_SPEC, LINK_EH_SPEC, STARTFILE_SPEC, ENDFILE_SPEC,
4330 LINK_GCC_C_SEQUENCE_SPEC, USE_LD_AS_NEEDED, TARGET_C99_FUNCTIONS):
4332 * config.gcc (sh*-*-linux*): Use config/linux.h.
4334 2005-02-28 Dale Johannesen <dalej@apple.com>
4335 Stan Shebs <shebs@apple.com>
4337 Rewrite of 64-bit Darwin structure-by-value pass/return.
4338 * config/rs6000/rs6000.h (CUMULATIVE_ARGS): New fields
4339 intoffset, use_stack, named.
4340 * config/rs6000/rs6000.c (rs6000_darwin64_function_arg): Remove.
4341 (rs6000_darwin64_record_arg_advance_flush): New.
4342 (rs6000_darwin64_record_arg_advance_recurse): New.
4343 (rs6000_darwin64_record_arg_flush): New.
4344 (rs6000_darwin64_record_arg_recurse): New.
4345 (rs6000_darwin64_record_arg): New.
4346 (rs6000_return_in_memory): Remove AGGREGATE_TYPE_P check.
4347 (function_arg_boundary): Handle 128-bit aligned structs.
4348 (function_arg_advance): Rewrite darwin64 struct handling.
4349 (function_arg): Call rs6000_darwin64_record_arg.
4350 (function_arg_partial_nregs): Handle darwin64 structs.
4351 (rs6000_darwin64_function_value): Remove.
4352 (rs6000_function_value): Call rs6000_darwin64_record_arg.
4354 2005-02-28 Roger Sayle <roger@eyesopen.com>
4356 PR tree-optimization/20216
4357 * tree-chrec.c (tree_fold_factorial): Delete.
4358 (tree_fold_binomial): Change argument list to take a return type
4359 and change the type of K to unsigned int. Rewrite to avoid explicit
4360 evaluation of factorials, and (recursively) calling fold to perform
4361 compile-time arithmetic. Return NULL on (internal) overflow.
4362 (chrec_evaluate): Change type of K to an unsigned int. Avoid
4363 calling tree_fold_binomial unnecessarily. Return chrec_dont_know
4364 if any intermediate calculation overflows.
4365 (chrec_apply): Update call to chrec_evaluate.
4367 2005-02-28 James E Wilson <wilson@specifixinc.com>
4369 * config/mips/mips.h (NO_PROFILE_COUNTERS): Define.
4371 2005-02-28 Joseph S. Myers <joseph@codesourcery.com>
4374 * c-parser.c (c_parser_compound_statement): Return error_mark_node
4375 instead of NULL_TREE on error.
4377 2005-02-28 David Edelsohn <edelsohn@gnu.org>
4379 * config/rs6000/rs6000.c (EASY_VECTOR_15): Remove.
4380 (EASY_VECTOR_15_ADD_SELF): Remove.
4381 (num_insns_constant_wide): Not static.
4382 (validate_condition_mode): Not static.
4383 (toc_relative_expr_p): Not static.
4384 (legitimate_indirect_address_p): Not static.
4385 (macho_lo_sum_memory_operand): Not static.
4386 (invalid_e500_subreg): Not static.
4387 (easy_vector_same): Not static.
4388 (easy_vector_splat_const): Not static.
4389 (RS6000_SYMBOL_REF_TLS_P): Remove.
4390 (any_operand): Delete.
4391 (any_parallel_operand): Delete.
4392 (count_register_operand): Delete.
4393 (altivec_register_operand): Delete.
4394 (xer_operand): Delete.
4395 (s8bit_cint_operand): Delete.
4396 (short_cint_operand): Delete.
4397 (u_short_cint_operand): Delete.
4398 (non_short_cint_operand): Delete.
4399 (exact_log2_cint_operand): Delete.
4400 (gpc_reg_operand): Delete.
4401 (cc_reg_operand): Delete.
4402 (cc_reg_not_cr0_operand): Delete.
4403 (reg_or_short_operand): Delete.
4404 (reg_or_neg_short_operand): Delete.
4405 (reg_or_aligned_short_operand): Delete.
4406 (reg_or_u_short_operand): Delete.
4407 (reg_or_cint_operand): Delete.
4408 (reg_or_arith_cint_operand): Delete.
4409 (reg_or_add_cint64_operand): Delete.
4410 (reg_or_sub_cint64_operand): Delete.
4411 (reg_or_logical_cint_operand): Delete.
4412 (got_operand): Delete.
4413 (got_no_const_operand): Delete.
4414 (easy_fp_constant): Delete.
4415 (easy_vector_constant): Delete.
4416 (easy_vector_constant_add_self): Delete.
4417 (zero_constant): Delete.
4418 (zero_fp_constant): Delete.
4419 (volatile_mem_operand): Delete.
4420 (offsettable_mem_operand): Delete.
4421 (mem_or_easy_const_operand): Delete.
4422 (add_operand): Delete.
4423 (non_add_cint_operand): Delete.
4424 (logical_operand): Delete.
4425 (non_logical_cint_operand): Delete.
4426 (mask_operand): Delete.
4427 (mask_operand_wrap): Delete.
4428 (mask64_operand): Delete.
4429 (mask64_2_operand): Delete.
4430 (and64_operand): Delete.
4431 (and64_2_operand): Delete.
4432 (and_operand): Delete.
4433 (reg_or_mem_operand): Delete.
4434 (lwa_operand): Delete.
4435 (symbol_ref_operand): Delete.
4436 (call_operand): Delete.
4437 (current_file_function_operand): Delete.
4438 (input_operand): Delete.
4439 (rs6000_nonimmediate_operand): Delete.
4440 (rs6000_tls_symbol_ref): Delete.
4441 (save_world_operation): Delete.
4442 (restore_world_operation): Delete.
4443 (load_multiple_operation): Delete.
4444 (store_multiple_operation): Delete.
4445 (vrsave_operation): Delete.
4446 (mfcr_operation): Delete.
4447 (mtcrf_operation): Delete.
4448 (lmw_operation): Delete.
4449 (stmw_operation): Delete.
4450 (branch_comparison_operator): Delete.
4451 (branch_positive_comparison_operator): Delete.
4452 (scc_comparison_operator): Delete.
4453 (trap_comparison_operator): Delete.
4454 (boolean_operator): Delete.
4455 (boolean_or_operator): Delete.
4456 (min_max_operator): Delete.
4457 * config/rs6000/rs6000.h (RS6000_SYMBOL_REF_TLS_P): Move to here.
4458 (EASY_VECTOR_15): Moved to here.
4459 (EASY_VECTOR_15_ADD_SELF): Move to here.
4460 (PREDICATE_CODES): Delete.
4461 * config/rs6000/rs6000-protos.h: Delete predicate functions.
4462 Declare functions no longer static.
4463 * config/rs6000/predicates.md: New.
4464 * config/rs6000/rs6000.md: Include predicates.md
4466 2005-02-28 Kazu Hirata <kazu@cs.umass.edu>
4468 * calls.c (emit_call_1): Don't use REG_ALWAYS_RETURN.
4469 (emit_library_call_value_1): Don't use LCT_ALWAYS_RETURN and
4471 * cfgrtl.c (need_fake_edge_p): Likewise.
4472 * combine.c (distribute_notes): Likewise.
4473 * emit-rtl.c (try_split): Likewise.
4474 * recog.c (peephole2_opimize): Likewise.
4475 * reg-notes.def (ALWAYS_RETURN): Remove.
4476 * rtl.h (LCT_ALWAYS_RETURN): Remove.
4477 * tree-cfg.c (need_fake_edge_p): Don't use ECF_ALWAYS_RETURN.
4478 * tree.h (ECF_ALWAYS_RETURN): Remove.
4480 2005-02-28 Roger Sayle <roger@eyesopen.com>
4483 * tree-ssa.c (tree_ssa_useless_type_conversion_1): A conversion
4484 between different machine modes is never a "useless" conversion.
4486 2005-02-28 Geert Bosch <bosch@gnat.com>
4489 * doc/contrib.texi: List contributors for Ada front end
4491 2005-02-28 Paolo Bonzini <bonzini@gnu.org>
4493 * simplify-rtx.c (simplify_unary_operation_1,
4494 simplify_const_unary_operation): New, extracted from...
4495 (simplify_unary_operation): ... this one.
4496 (simplify_binary_operation_1,
4497 simplify_const_binary_operation): New, extracted from...
4498 (simplify_binary_operation): ... this one.
4499 * rtl.h (simplify_const_unary_operation,
4500 simplify_const_binary_operation): Add prototypes.
4502 2005-02-28 Julian Brown <julian@codesourcery.com>
4504 * config/elfos.h: Revert my patch from 2005-02-25 since it broke
4505 building libjava and caused PR regression/20228.
4507 2005-02-28 Paolo Bonzini <bonzini@gnu.org>
4510 * Makefile.in (host_subdir): New.
4511 (build_objdir): New. Replace ../$(build_subdir) with it throughout.
4512 * configure: Regenerate.
4514 2005-02-27 Zack Weinberg <zack@codesourcery.com>
4516 * config/alpha/t-osf4, config/arm/t-netbsd, config/ia64/t-hpux
4517 * config/pa/t-hpux-shlib (SHLIB_INSTALL): Create the
4518 installation directory first.
4520 2005-02-28 Hans-Peter Nilsson <hp@axis.com>
4523 * config/cris/cris.h (EXTRA_CONSTRAINT_Q): Accept only (mem (reg)),
4524 not including (reg). Do not check for reg being CRIS_PC_REGNUM.
4525 (EXTRA_MEMORY_CONSTRAINT): Define as 'Q'.
4526 * config/cris/cris.md: Tweak comments referring to Q.
4527 ("cmpsi", "cmphi", "cmpqi", "*movsi_internal", "movhi")
4528 ("movstricthi", "movqi", "movstrictqi", "movsf", "addsi3")
4529 ("addhi3", "addqi3", "subsi3", "subhi3", "subqi3")
4530 ("*expanded_andsi", "*expanded_andhi", "*andhi_lowpart", "andqi3")
4531 ("*andqi_lowpart", "iorsi3", "iorhi3", "iorqi3", "uminsi3"):
4532 Insert spaces in constraints to align alternatives vertically for
4534 ("cmphi"): Ditto. Add separate alternative for operand 0 "r",
4537 2005-02-27 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4539 PR rtl-optimization/17728
4540 * pa.md (mulsi3, divsi3, udivsi3, modsi3): Change predicate for
4541 operand 0 from general_operand to move_dest_operand.
4543 2005-02-26 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4545 * pa/elf.h, pa/som.h (ASM_OUTPUT_EXTERNAL): Use assemble_name_raw
4546 instead of trying to save and restore TREE_SYMBOL_REFERENCED.
4547 * pa/pa64-hpux.h (ASM_OUTPUT_TYPE_DIRECTIVE): Define.
4548 (ASM_OUTPUT_EXTERNAL): Don't save and restore TREE_SYMBOL_REFERENCED.
4550 2005-02-26 Nathanael Nerode <neroden@gcc.gnu.org>
4552 * configure.ac: Rename cc_for_cross_gnattools to host_cc_for_libada.
4553 * configure: Regenerate.
4554 * libada-mk.in: Remove CC; rename
4555 cc_for_cross_gnattools / cc_set_by_configure to host_cc_for_libada.
4557 2005-02-26 Andrew Pinski <pinskia@physics.uc.edu>
4560 * tree-ssa-alias.c (count_uses_and_derefs): If we have TREE_LIST
4561 for the lhs, also walk over the tree. Likewise for rhs.
4563 2005-02-26 Zdenek Dvorak <dvorakz@suse.cz>
4565 * tree-ssa-dom.c (simple_iv_increment_p): New function.
4566 (simplify_rhs_and_lookup_avail_expr, eliminate_redundant_computations):
4567 Do not propagate value of iv before increment over the increment.
4569 2005-02-25 Joseph S. Myers <joseph@codesourcery.com>
4571 * c-parser.c: New file.
4572 * c-parse.in: Remove.
4573 * Makefile.in (c-parse.o-warn, c-parse.o, c-parse.c, c-parse.y):
4575 (c-parser.o): Add dependencies.
4576 (C_AND_OBJC_OBJC, C_OBJS, gcc.srcextra, GTFILES, distclean,
4577 maintainer-clean, TAGS): Update.
4578 * c-config-lang.in (gtfiles): Update.
4579 * gengtype-lex.l: Don't handle "@@".
4580 * stub-objc.c (objc_get_class_ivars, objc_build_throw_stmt,
4581 objc_build_synchronized, objc_begin_try_stmt,
4582 objc_begin_catch_clause, objc_finish_catch_clause,
4583 objc_build_finally_clause, objc_finish_try_stmt): New.
4584 * c-tree.h (struct c_declspecs): Add declspecs_seen_p and
4586 (c_parse_init): Update comment.
4587 * c-decl.c (c_init_decl_processing): Update comment.
4588 (build_null_declspecs, declspecs_add_qual, declspecs_add_type,
4589 declspecs_add_scspec, declspecs_add_attrs): Initialize and update
4590 new c_declspecs members.
4592 2005-02-25 Julian Brown <julian@codesourcery.com>
4594 * config/elfos.h (MAKE_DECL_ONE_ONLY): Redefined to stop DECL_WEAK
4595 from being used for symbols with vague linkage when
4596 HAVE_GAS_COMDAT_GROUP is true.
4598 2005-02-25 Mark Mitchell <mark@codesourcery.com>
4600 * doc/include/gcc-common.texi (version-GCC): Update to 4.1.
4602 2005-02-25 Steve Ellcey <sje@cup.hp.com>
4605 * doc/tm.texi (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Document.
4606 (LIBGCC2_HAS_DF_MODE): New.
4607 (LIBGCC2_HAS_XF_MODE): New.
4608 (LIBGCC2_HAS_TF_MODE): New.
4609 * libgcc2.h (LIBGCC2_HAS_XF_MODE): New name for HAVE_XFMODE.
4610 (LIBGCC2_HAS_TF_MODE): New name for HAVE_TFMODE.
4611 * libgcc2.c (LIBGCC2_HAS_XF_MODE): New name for HAVE_XFMODE.
4612 (LIBGCC2_HAS_TF_MODE): New name for HAVE_TFMODE.
4613 (LIBGCC2_HAS_DF_MODE): New name for HAVE_DFMODE.
4614 * config/ia64/t-ia64 (LIB1ASMFUNCS): Remove __compat
4615 and add _fixtfdi, _fixunstfdi, _floatditf
4616 * lib1funcs.asm: Remove L__compat. Add L_fixtfdi,
4617 L_fixunstfdi, L_floatditf.
4618 * config/ia64/hpux.h (LIBGCC2_HAS_XF_MODE): Define.
4619 (LIBGCC2_HAS_TF_MODE): Define.
4621 2005-02-25 Diego Novillo <dnovillo@redhat.com>
4623 PR tree-optimization/20204
4624 * tree-into-ssa.c (insert_phi_nodes_for): Do not use
4625 REWRITE_THIS_STMT markers on PHI nodes.
4626 (rewrite_initialize_block): Likewise.
4628 2005-02-25 Mark Mitchell <mark@codesourcery.com>
4630 * version.c (version_string): Update to 4.1.
4632 2005-02-25 Paolo Carlini <pcarlini@suse.de>
4634 * doc/extend.texi (5.24 Declaring Attributes of Functions)<noreturn>:
4635 Clarify that the alternative way doesn't work in GNU C++.
4637 2005-02-25 Zdenek Dvorak <dvorakz@suse.cz>
4639 PR tree-optimization/19937
4640 * tree-ssa-loop-ivopts.c (rewrite_use_compare): Cast the final value
4641 to the type of the induction variable.
4643 2005-02-25 Kaz Kojima <kkojima@gcc.gnu.org>
4645 PR rtl-optimization/20117
4646 * bb-reorder.c (duplicate_computed_gotos): Don't duplicate
4647 the block including noncopyable insn.
4649 2005-02-24 Kazu Hirata <kazu@cs.umass.edu>
4651 * cse.c (delete_trivially_dead_insns): Speed up by minimizing
4652 calls to find_reg_note.
4654 2005-02-24 Richard Henderson <rth@redhat.com>
4657 * tree-sra.c (instantiate_element): Copy TREE_THIS_VOLATILE from
4660 2005-02-24 Fariborz Jahanian <fjahanian@apple.com>
4662 * config/rs6000/rs6000.c (rs6000_legitimize_reload_address): Check for
4663 vector types if to use base reg for misaligned non-word ld/std.
4665 2005-02-24 Hans-Peter Nilsson <hp@axis.com>
4668 * config/cris/cris.c (cris_target_asm_function_prologue): Create
4669 dwarf2 label manually and put it after, not before the prologue.
4671 2005-02-24 David Edelsohn <edelsohn@gnu.org>
4674 * reload.c (operands_match_p): Only increment register number for
4675 SCALAR_INT_MODE_P modes in multiple hard registers.
4677 * config/rs6000/rs6000.md (trunctfdf2): Remove register constraints.
4680 2005-02-24 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
4682 * ChangeLog.5: Fix log message typo(s).
4683 * ChangeLog.7: Likewise.
4684 * ChangeLog.tree-ssa: Likewise.
4685 * cfgexpand.c: Fix comment typo(s).
4686 * conflict.c: Likewise.
4687 * defaults.h: Likewise.
4688 * dwarf2out.c: Likewise.
4690 * ggc-page.c: Likewise.
4691 * tree-eh.c: Likewise.
4692 * tree-ssa-dom.c: Likewise.
4694 2005-02-24 Jakub Jelinek <jakub@redhat.com>
4697 * mklibgcc.in: Pass -DSHARED when compiling all *_s${objext} objects.
4698 * config/rs6000/darwin-ldouble.c: Only use the .symver directives
4699 if SHARED is defined.
4702 * config/rs6000/rs6000.md (LTU, GTU sCC splitters): Add earlyclobber,
4703 allow splitting only if operands 0 and 3 don't overlap.
4705 2005-02-24 Richard Henderson <rth@redhat.com>
4708 * builtins.c (fold_builtin_complex_mul, fold_builtin_complex_div): New.
4709 (fold_builtin_1): Call them.
4710 * fold-const.c (fold_complex_mult_parts): Split out from ...
4711 (fold_complex_mult): ... here. Fix typo in both imaginary case.
4712 (fold_complex_div_parts, fold_complex_div): New.
4714 * tree.h (fold_complex_mult_parts, fold_complex_div_parts): Declare.
4716 2005-02-24 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
4718 * tree-ssa-ccp.c (visit_assignment): Verify that result of
4719 VIEW_CONVERT_EXPR is_gimple_min_invariant.
4721 * print-tree.c (print_node_brief): Print LABEL_DECL_UID.
4722 (print_node): Likewise.
4723 Print TYPE_SIZES_GIMPLIFIED.
4725 2005-02-24 Hans-Peter Nilsson <hp@axis.com>
4727 * config/cris/cris.md ("umulhisi3", "umulqihi3", "mulsi3")
4728 ("mulqihi3", "mulhisi3", "mulsidi3", "umulsidi3"): Mark input
4729 operands as commutative in constraints.
4731 2005-02-24 Diego Novillo <dnovillo@redhat.com>
4733 * tree-into-ssa.c: Re-organize internal functions.
4735 2005-02-24 Richard Henderson <rth@redhat.com>
4738 * c-opts.c (c_common_post_options): Set flag_complex_method to 2
4740 * common.opt (fcx-limited-range): New.
4741 * opts.c (set_fast_math_flags): Set flag_cx_limited_range.
4742 * toplev.c (flag_complex_method): Initialize to 1.
4743 (process_options): Set flag_complex_method to 0 if
4744 flag_cx_limited_range.
4745 * doc/invoke.texi (-fcx-limited-range): New.
4747 2005-02-24 Kazu Hirata <kazu@cs.umass.edu>
4749 * cse.c (delete_trivially_dead_insns): Speed up by using
4750 NEXT_INSN and PREV_INSN directly instead of next_real_insn and
4753 2005-02-24 Andrea Tarani <andrea.tarani@gilbarco.com>
4755 * config/m68k/m68k.c (m68k_save_reg): Also save A5 for non-leaf
4756 functions when -mid-shared-library is being used.
4758 2005-02-23 Daniel Jacobowitz <dan@codesourcery.com>
4760 * doc/tm.texi (LINK_LIBGCC_SPECIAL): Remove.
4761 (LINK_LIBGCC_SPECIAL_1): Don't mention it.
4762 * gcc.c: Don't check for LINK_LIBGCC_SPECIAL.
4763 * system.h: Poison LINK_LIBGCC_SPECIAL.
4765 2005-02-23 James E Wilson <wilson@specifixinc.com>
4767 * gengtype.c (note_insn_name): Make 1 element larger.
4769 2005-02-23 Roger Sayle <roger@eyesopen.com>
4772 PR rtl-optimization/20097
4773 * simplify-rtx.c (simplify_relational_operation_1): Avoid creating
4774 BImode SUBREGs of SImode registers which confuse the ia64 backend.
4776 2005-02-23 David Edelsohn <edelsohn@gnu.org>
4778 * t-aix43 (SHLIB_INSTALL): Create directory for shared library.
4779 * t-aix52 (SHLIB_INSTALL): Same.
4781 2005-02-23 Kazu Hirata <kazu@cs.umass.edu>
4783 * genpreds.c: Update copyright.
4785 2005-02-23 Michael Beach <michaelb@ieee.org>
4788 * config/sparc/t-elf (startup files): Assemble with CPP.
4790 2005-02-23 Paolo Bonzini <bonzini@gnu.org>
4792 * genpreds.c (mark_mode_tests): Handle non-VOIDmode match_operands.
4793 (write_predicate_expr): Likewise.
4795 2005-02-22 Diego Novillo <dnovillo@redhat.com>
4797 PR tree-optimization/20100
4798 PR tree-optimization/20115
4799 * tree-optimize.c (init_tree_optimization_passes): Remove
4800 pass_maybe_create_global_var.
4801 * tree-pass.h (pass_maybe_create_global_var): Remove.
4802 * tree-ssa-alias.c (aliases_computed_p): Declare.
4803 (struct alias_info): Add field NUM_PURE_CONST_CALLS_FOUND.
4804 (count_calls_and_maybe_create_global_var): Remove.
4805 (pass_maybe_create_global_var): Remove.
4806 (init_alias_info): Do not declare aliases_computed_p.
4807 (maybe_create_global_var): If the function contains no
4808 call-clobbered variables and a mix of pure/const and regular
4809 function calls, create .GLOBAL_VAR.
4810 Mark all call-clobbered variables for renaming.
4811 (merge_pointed_to_info): Update comment.
4812 (add_pointed_to_var): Likewise.
4813 (is_escape_site): Likewise.
4814 Accept struct alias_info * instead of size_t *.
4816 Update AI->NUM_CALLS_FOUND and AI->NUM_PURE_CONST_CALLS_FOUND
4818 * tree-ssa-operands.c (get_call_expr_operands): If
4819 ALIASES_COMPUTED_P is false, do not add call-clobbering
4821 * tree-ssa.c (init_tree_ssa): Set ALIASES_COMPUTED_P to false.
4822 (delete_tree_ssa): Likewise.
4824 2005-02-22 James E Wilson <wilson@specifixinc.com>
4826 * toplev.c (backend_init): Don't call init_adjust_machine_modes here.
4827 (do_compile): Do call it here.
4829 2005-02-22 Kazu Hirata <kazu@cs.umass.edu>
4831 PR rtl-optimization/20017.
4832 * passes.c (rest_of_handle_combine, rest_of_handle_cse,
4833 rest_of_handle_cse2, rest_of_handle_gcse): Call
4834 delete_dead_jumptables immediately before calling cleanup_cfg.
4836 2005-02-22 Devang Patel <dpatel@apple.com>
4839 * tree-if-conv.c (process_phi_nodes): Use bsi_after_labels and skip
4842 2005-02-22 David Edelsohn <edelsohn@gnu.org>
4844 * config/rs6000/aix.h (WINT_TYPE): Define.
4846 2005-02-22 Stan Shebs <shebs@apple.com>
4848 * config/rs6000/rs6000.c (rs6000_override_options): Default to
4849 natural alignment for 64-bit Darwin.
4850 (rs6000_parse_alignment_option): Warn about uses of -malign-power
4852 * doc/invoke.texi: Document this.
4854 2005-02-22 DJ Delorie <dj@redhat.com>
4856 * c-common.c (c_common_type_for_mode): Pass the mode's precision
4857 to make_[un]signed_type, not the mode itself.
4859 2005-02-22 Kazu Hirata <kazu@cs.umass.edu>
4861 * cfg.c (cached_make_edge): Call make_edge if edge cache is
4862 not available. Use tail calls wherever possible.
4863 (make_edge): Call unchecked_make_edge to create an edge.
4865 * tree-outof-ssa.c (SSANORM_USE_COALESCE_LIST): Remove.
4866 (coalesce_ssa_name): Don't check for
4867 SSANORM_USE_COALESCE_LIST.
4868 (rewrite_out_of_ssa): Don't use SSANORM_USE_COALESCE_LIST.
4870 2005-02-22 Diego Novillo <dnovillo@redhat.com>
4872 * tree-into-ssa.c (rewrite_blocks): Move debug dumps from ...
4873 (rewrite_into_ssa): ... here.
4875 2005-02-21 Alexandre Oliva <aoliva@redhat.com>
4877 PR tree-optimization/19786
4878 * tree-ssa-alias.c (compute_flow_insensitive_aliasing): Add one
4879 tag to another's may-alias bitmap when adding to the other's list.
4881 2005-02-21 DJ Delorie <dj@redhat.com>
4883 * tree-ssa-loop-ivopts.c (computation_cost): Start register
4884 numbering at LAST_VIRTUAL_REGISTER+1 to avoid possibly using hard
4885 registers in unsupported ways.
4886 * expmed.c (init_expmed): Likewise.
4888 2005-02-21 Stan Cox <scox@redhat.com>
4890 * config/iq2000/iq2000.h (DWARF_FRAME_RETURN_COLUMN): Change to 31.
4892 2005-02-21 Kazu Hirata <kazu@cs.umass.edu>
4894 * tree-cfg.c (fold_cond_expr_cond): New.
4895 (make_edges): Call fold_cond_expr_cond.
4896 (find_taken_edge): Accept nothing but INTEGER_CST.
4897 (find_taken_edge_cond_expr): Reject INTEGER_CST other than 0
4899 (find_taken_edge_switch_expr): Remove a check for INTEGER_CST.
4901 * flow.c (delete_dead_jumptables): Speed up by scanning insns
4902 that do not belong to any basic block.
4904 2005-02-21 Jeff Law <law@redhat.com>
4906 * cfganal.c (find_unreachable_blocks): Manually CSE load of
4909 2005-02-21 Kazu Hirata <kazu@cs.umass.edu>
4911 * tree-outof-ssa.c (SSANORM_REMOVE_ALL_PHIS): Remove.
4912 (SSANORM_COALESCE_PARTITIONS, SSANORM_USE_COALESCE_LIST):
4913 Adjust their definitions.
4914 (remove_ssa_form): Don't check for SSANORM_REMOVE_ALL_PHIS.
4915 (rewrite_out_of_ssa): Don't use SSANORM_REMOVE_ALL_PHIS.
4917 * c-objc-common.h, c-pretty-print.c, cgraphunit.c, except.c,
4918 genautomata.c, langhooks.c, langhooks.h, system.h,
4919 config/arm/lib1funcs.asm: Update copyright.
4921 2005-02-21 Ulrich Weigand <uweigand@de.ibm.com>
4923 * dbxout.c (dbxout_function_end): Emit Lscope label always.
4925 2005-02-21 Richard Guenther <rguenth@gcc.gnu.org>
4928 * doc/install.texi: Document --with-gc.
4930 2005-02-21 Paolo Bonzini <bonzini@gnu.org>
4932 * simplify-rtx.c (simplify_unary_operation): Add a missing
4935 2005-02-21 Eric Botcazou <ebotcazou@libertysurf.fr>
4937 PR tree-optimization/18663
4938 * tree-ssa-dom.c (extract_range_from_cond): Return 0
4939 if the type has variable bounds.
4941 2005-02-20 Kazu Hirata <kazu@cs.umass.edu>
4943 * gcse.c: Remove an obsolete comment.
4945 * cse.c (init_cse_reg_info): Use xmalloc instead of xrealloc.
4947 2005-02-20 Hans-Peter Nilsson <hp@axis.com>
4949 * doc/extend.texi (Function Attributes) <Attribute const>: The
4950 attribute "pure" is below this text, not above.
4952 2005-02-20 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4954 * pa.c (pa_assemble_integer, get_plabel): Small cleanups.
4955 (pa_asm_output_mi_thunk): Use asm_output_insn instead of fprintf.
4956 * som.h (ASM_OUTPUT_EXTERNAL_LIBCALL): Small cleanup.
4958 2005-02-20 Zack Weinberg <zack@codesourcery.com>
4961 * langhooks.h (struct lang_hooks): Add to_target_charset.
4962 * langhooks.c (lhd_to_target_charset): New function.
4963 * langhooks-def.h: Declare lhd_to_target_charset.
4964 (LANG_HOOKS_TO_TARGET_CHARSET): New macro.
4965 (LANG_HOOKS_INITIALIZER): Update.
4966 * c-common.c (c_common_to_target_charset): New function.
4967 * c-common.h: Declare it.
4968 * c-objc-common.h (LANG_HOOKS_TO_TARGET_CHARSET): Set to
4969 c_common_to_target_charset.
4971 * defaults.c (TARGET_BELL, TARGET_BS, TARGET_CR, TARGET_DIGIT0)
4972 (TARGET_ESC, TARGET_FF, TARGET_NEWLINE, TARGET_TAB, TARGET_VT):
4974 * system.h: Poison them.
4975 * doc/tm.texi: Don't discuss them.
4976 * builtins.c (fold_builtin_isdigit): Use lang_hooks.to_target_charset.
4977 * c-pretty-print.c (pp_c_integer_constant): Don't use pp_c_char.
4978 (pp_c_char): Do not attempt to generate letter escapes for
4980 * config/arm/arm.c (output_ascii_pseudo_op): Likewise.
4981 * config/mips/mips.c (mips_output_ascii): Likewise.
4983 2005-02-20 Dorit Naishlos <dorit@il.ibm.com>
4985 PR tree-optimization/19951
4986 * tree-vect-analyze.c (vect_analyze_loop_form): Check if loop exit edge
4989 2005-02-19 Steven Bosscher <stevenb@suse.de>
4992 * function.h (struct function): New field `max_loop_depth'.
4993 * cfgloop.c (establish_preds): Update maximum loop depth seen so far.
4994 (flow_loops_find): Reset the max loop depth count before finding loops.
4995 * flow.c (MAX_LIVENESS_ROUNDS): New constant.
4996 (update_life_info_in_dirty_blocks): Remove 2002-05-28 workaround.
4997 (calculate_global_regs_live): Make sure the loop will terminate
4998 when the initial sets are not empty.
5000 2005-02-19 Zack Weinberg <zack@codesourcery.com>
5002 * mklibgcc.in: If libgcc_eh.a would be empty, put a dummy
5004 * config/ia64/hpux.h: Don't define LIBGCC_SPEC.
5006 2005-02-19 Richard Sandiford <rsandifo@redhat.com>
5009 * doc/invoke.texi: Remove documentation of %M spec.
5011 (init_spec): Remove %M suffix from -lgcc_s.
5012 (do_spec_1): Remove 'M' case.
5013 * mklibgcc.in: Remove SHLIB_MULTILIB handling. Expect SHLIB_LINK
5014 to put shared libraries in the multilib directory. Remove the
5015 shlib_so_soname substitution variable. Don't add a multilib encoding
5016 to shlib_base_name. Set shlib_slibdir_qual to the full pathname
5017 reported by -print-multi-os-directory. Pass @multilib_dir@ to
5018 SHLIB_INSTALL as well as SHLIB_LINK.
5019 * config/t-slibgcc-elf-ver (SHLIB_SONAME): Use @shlib_base_name@.
5020 (SHLIB_NAME): Delete.
5021 (SHLIB_DIR): New macro.
5022 (SHLIB_LINK): Put $(SHLIB_SONAME) and $(SHLIB_SOLINK) in $(SHLIB_DIR).
5023 (SHLIB_INSTALL): Adjust accordingly.
5024 * config/t-slibgcc-darwin: As for t-slibgcc-elf-ver.
5025 * config/t-slibgcc-sld: Likewise.
5026 * config/t-libunwind-elf (SHLIBUNWIND_NAME): Delete.
5027 (SHLIBUNWIND_SONAME): Use @shlib_base_name@.
5028 (SHLIBUNWIND_LINK): Put $(SHLIBUNWIND_SONAME) and $(SHLIB_SOLINK)
5030 (SHLIBUNWIND_INSTALL): Adjust accordingly.
5031 * config/i386/t-nwld (SHLIB_SONAME): Delete.
5032 (SHLIB_LINK, SHLIB_INSTALL): Use SHLIB_NAME instead of SHLIB_SONAME.
5033 Use @shlib_base_name@ instead of @shlib_so_name@.
5034 * config/ia64/t-hpux (SHLIB_LINK): Put @shlib_base_name@.so.0
5035 and @shlib_base_name@.so in @multilib_dir@.
5036 (SHLIB_INSTALL): Adjust accordingly. Add @shlib_slibdir_qual@
5037 to the install path.
5038 * config/mips/t-slibgcc-irix: As for t-slibgcc-elf-ver.
5039 (SHLIB_LINK): Remove previous workaround.
5040 * config/pa/t-hpux-shlib (SHLIB_DIR, SHLIB_SLIBDIR_QUAL): New macros.
5041 (SHLIB_LINK): Put $(SHLIB_SONAME) and $(SHLIB_NAME) in $(SHLIB_DIR).
5042 (SHLIB_INSTALL): Adjust accordingly. Add $(SHLIB_SLIBDIR_QUAL) to
5044 * config/rs6000/t-aix43 (SHLIB_LINK): Put @shlib_base_name@.a in
5045 @multilib_dir@. Use @multilib_dir@ to check for threading libraries.
5046 (SHLIB_INSTALL): Adjust accordingly.
5047 (SHLIB_LIBS): Use @multilib_dir@ to check for threading libraries.
5048 * config/rs6000/t-aix52: As for config/rs6000/t-aix43.
5049 * config/sh/t-linux (SHLIB_LINK, SHLIB_INSTALL): As for
5050 config/t-slibgcc-elf-ver.
5052 2005-02-19 Zdenek Dvorak <dvorakz@suse.cz>
5053 Jakub Jelinek <jakub@redhat.com>
5055 PR tree-optimization/19828
5056 * tree-ssa-loop-im.c: Add a TODO comment.
5057 (movement_possibility): Return MOVE_PRESERVE_EXECUTION for calls
5058 without side-effects.
5060 2005-02-18 James A. Morrison <phython@gcc.gnu.org>
5062 * tree-ssa-ccp.c (widen_bitfield): Pass type to build_int_cst and don't
5065 2005-02-18 James E. Wilson <wilson@specifixinc.com>
5067 * doc/invoke.texi (IA-64 Options): Delete -mb-step.
5068 * config/ia64/ia64.c (last_group, group_idx): Delete variables.
5069 (errata_find_address_regs, errata_emit_nops, fixup_errata): Delete
5071 (ia64_reorg): Delete fixup_errata call.
5072 * config/ia64/ia64.h (MASK_B_STEP, TARGET_B_STEP): Delete.
5073 (TARGET_SWITCHES): Delete -mb-step entry.
5075 2005-02-19 Jakub Jelinek <jakub@redhat.com>
5078 * c-typeck.c (composite_type): Handle quals in transparent unions.
5079 (type_lists_compatible_p): Likewise.
5081 2005-02-18 Stan Shebs <shebs@apple.com>
5083 * config/darwin.c (machopic_select_rtx_section): Don't put relocatable
5084 expressions in the .literal8 section.
5086 2005-02-18 Geoffrey Keating <geoffk@apple.com>
5088 * config/rs6000/darwin-tramp.asm: Remove stray 'APPLE LOCAL' marker.
5090 2005-02-18 Roger Sayle <roger@eyesopen.com>
5092 * fold-const.c (constant_boolean_node): Always create values of the
5093 specified type, don't bother calling truthvalue_conversion.
5095 2005-02-18 Joseph S. Myers <joseph@codesourcery.com>
5097 * except.c (output_function_exception_table): Call
5098 assemble_external_libcall (eh_personality_libfunc).
5100 2005-02-18 Joseph S. Myers <joseph@codesourcery.com>
5103 * config/ia64/ia64.h (struct machine_function): Add state_num.
5104 * config/ia64/ia64.c (process_epilogue,
5105 process_for_unwind_directive): Use new unwind state numbers each
5106 time rather than state 1.
5108 2005-02-18 Ulrich Weigand <uweigand@de.ibm.com>
5111 * config/s390/s390.md ("*llgt_sidi", "*llgt_sidi_split"): Move to
5112 before the "*llgt_didi" pattern.
5114 2005-02-18 Jason Merrill <jason@redhat.com>
5116 * gimplify.c (gimplify_modify_expr_rhs) [CALL_EXPR]: Revert again.
5118 2005-02-18 Richard Earnshaw <rearnsha@arm.com>
5120 * arm/lib1funcs.asm (FUNC_ALIAS): New macro.
5121 (div0): Use it in place of ARM_FUNC_ALIAS.
5122 (lshrdi3, ashrdi3, ashlrdi3): Likewise.
5124 2005-02-18 Andrew Pinski <pinskia@physics.uc.edu>
5127 * fold-const.c (fold_indirect_ref_1): Use the correct index for zero
5128 access, the lower bound of the array type if it exists.
5130 2005-02-18 Alexandre Oliva <aoliva@redhat.com>
5133 * stmt.c (expand_case): Don't assume cleanup_tree_cfg will remove
5134 cases that are out-of-range for the index type.
5136 2005-02-18 James A. Morrison <phython@gcc.gnu.org>
5138 * stmt.c (emit_case_bit_tests): Call fold_convert instead of convert.
5139 (estimate_case_costs): Don't call convert.
5140 * expmed.c (expand_shift): Likewise.
5141 (make_tree): Call fold_convert instead of convert.
5143 2005-02-18 Jakub Jelinek <jakub@redhat.com>
5146 * emit-rtl.c (set_mem_attributes_minus_bitpos): Add assertion
5147 that ref to be marked MEM_READONLY_P doesn't have base that needs
5150 2005-02-18 Joseph S. Myers <joseph@codesourcery.com>
5152 * genautomata.c (output_get_cpu_unit_code_func,
5153 output_cpu_unit_reservation_p): Don't generate old-style function
5156 2005-02-18 Jakub Jelinek <jakub@redhat.com>
5159 PR tree-optimization/20009
5160 * convert.c (convert_to_integer): Revert 2005-02-16 change.
5162 PR tree-optimization/18947
5163 * cgraphunit.c (cgraph_finalize_function): When redefining an extern
5164 inline, remove all nodes that are inlined into the extern inline
5167 2005-02-17 Kazu Hirata <kazu@cs.umass.edu>
5169 * bt-load.c, cfgloop.c, convert.c, dominance.c, global.c,
5170 loop-invariant.c, stmt.c, tree-ssa-forwprop.c,
5171 tree-ssa-live.c, tree-ssanames.c, tree-vn.c,
5172 config/host-linux.c, config/arm/fpa.md, config/avr/avr.h:
5175 2005-02-17 Roger Sayle <roger@eyesopen.com>
5177 PR tree-optimization/19917
5178 * tree-eh.c (tree_could_trap_p): Consider calls to weak functions
5179 to be potentially trapping.
5181 2005-02-17 Kazu Hirata <kazu@cs.umass.edu>
5183 * libgcc2.c, tree-vect-analyze.c: Fix comment typos.
5185 2005-02-17 Andreas Krebbel <krebbel1@de.ibm.com>
5187 * builtins.c (expand_builtin_return_addr): Remove tem parameter.
5188 tem becomes a local variable which is set to the value of the
5189 back end defined INITIAL_FRAME_ADDRESS macro.
5190 (expand_builtin_frame_address): Omit the base parameter to
5191 expand_builtin_return_addr.
5192 (expand_builtin_profile_func): Likewise.
5193 * config/s390/s390.h (INITIAL_FRAME_ADDRESS_RTX): Define new macro.
5194 (DYNAMIC_CHAIN_ADDRESS): Remove the case for the initial frame.
5195 * doc/tm.texi: Documentation for INITIAL_FRAME_ADDRESS_RTX added.
5197 2005-02-17 Jakub Jelinek <jakub@redhat.com>
5199 * config/s390/s390.c (s390_alloc_pool, s390_free_pool,
5200 s390_chunkify_start): Use BITMAP_ALLOC and BITMAP_FREE.
5201 * config/frv/frv.c (frv_function_epilogue): Likewise.
5203 2005-02-17 Daniel Berlin <dberlin@dberlin.org>
5205 * lambda-code (perfect_nestify): Remove mark/unmark
5207 * tree-loop-linear.c (linear_transform_loops): Add
5208 rewrite_into_ssa call so that ssa is correct for
5209 rewriting into loop closed.
5211 2005-02-17 Nathan Sidwell <nathan@codesourcery.com>
5213 * bitmap.h (BITMAP_XMALLOC, BITMAP_XFREE): Remove.
5214 * bb-reorder.c (duplicate_computed_gotos): Use BITMAP_ALLOC and
5216 * bt-load.c (btr_def_live_range, combine_btr_defs,
5217 migrate_btr_def, migrate_btr_defs): Likewise.
5218 * cfgcleanup.c (thread_jump): Likewise.
5219 * cfgloop.c (get_loop_body_in_bfs_order): Likewise.
5220 * df.c (df_insn_table_realloc, df_bitmaps_alloc, df_bitmaps_free,
5221 df_alloc, df_free, df_du_chain_create, df_bb_rd_local_compute,
5222 df_rd_local_compute, df_reg_info_compute): Likewise.
5223 * dominance.c (init_dom_info, free_dom_info): Likewise.
5224 * flow.c (init_propagate_block_info,
5225 free_propagate_block_info): Likewise.
5226 * gcse.c (alloc_gcse_mem, free_gcse_mem): Likewise.
5227 * global.c (allocate_bb_info, free_bb_info, calculate_reg_pav,
5228 modify_reg_pav): Likewise.
5229 * loop-invariant.c (find_defs, find_invariant_insn,
5230 find_invariants, free_inv_motion_data): Likewise.
5231 * predict.c (tree_predict_by_opcode,
5232 estimate_bb_frequencies): Likewise.
5233 * stmt.c (expand_case): Likewise.
5234 * tree-cfg.c (tree_duplicate_sese_region): Likewise.
5235 * tree-dfa.c (mark_new_vars_to_rename): Likewise.
5236 * tree-if-conv.c (get_loop_body_in_if_conv_order): Likewise.
5237 * tree-into-ssa.c (insert_phi_nodes_for, def_blocks_free,
5238 get_def_blocks_for, mark_def_site_blocks, rewrite_into_ssa,
5239 rewrite_ssa_into_ssa): Likewise.
5240 * tree-optimize.c (tree_rest_of_compilation): Likewise.
5241 * tree-outof-ssa.c (new_temp_expr_table, free_temp_expr_table,
5242 analyze_edges_for_bb, perform_edge_inserts): Likewise.
5243 * tree-scalar-evolution.c (scev_initialize, scev_finalize): Likewise.
5244 * tree-sra.c (tree_sra): Likewise.
5245 * tree-ssa-alias.c (init_alias_info, delete_alias_info): Likewise.
5246 * tree-ssa-ccp.c (ccp_fold_builtin): Likewise.
5247 * tree-ssa-dce.c (tree_dce_init, tree_dce_done): Likewise.
5248 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Likewise.
5249 * tree-ssa-dse.c (tree_ssa_dse): Likewise.
5250 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_var):
5252 * tree-ssa-live.c (new_tree_live_info, delete_tree_live_info,
5253 calculate_live_on_entry, calculate_live_on_exit,
5254 build_tree_conflict_graph): Likewise.
5255 * tree-ssa-loop-ivopts.c (tree_ssa_iv_optimize_init, record_use,
5256 record_important_candidates, set_use_iv_cost, find_depends,
5257 determine_use_iv_costs, iv_ca_new, iv_ca_free, free_loop_data,
5258 tree_ssa_iv_optimize_finalize): Likewise.
5259 * tree-ssa-loop-manip.c (add_exit_phis_var, get_loops_exit,
5260 find_uses_to_rename_use, rewrite_into_loop_closed_ssa,
5261 tree_duplicate_loop_to_header_edge): Likewise.
5262 * tree-ssa-pre.c (init_pre, fini_pre): Likewise.
5263 * tree-ssa.c (verify_flow_insensitive_alias_info,
5264 verify_name_tags, verify_ssa, init_tree_ssa,
5265 delete_tree_ssa): Likewise.
5266 * tree-ssanames.c (marked_ssa_names, init_ssanames,
5267 fini_ssanames): Likewise.
5268 * tree-vectorizer.c (slpeel_tree_peel_loop_to_edge): Likewise.
5270 2005-02-17 Ralf Corsepius <ralf.corsepius@rtems.org>
5272 * config/rs6000/t-rtems: Completely reworked.
5274 2005-02-17 Ira Rosen <irar@il.ibm.com>
5276 * tree-data-ref.c (array_base_name_differ_p): Remove gcc_assert.
5278 2005-02-17 Ira Rosen <irar@il.ibm.com>
5280 * tree-vect-analyze.c (vect_analyze_pointer_ref_access): Use
5281 POINTER_TYPE_P when checking that type is a pointer.
5282 (vect_get_memtag): Remove.
5283 (vect_address_analysis): Use POINTER_TYPE_P. Call
5284 vect_object_analysis with dummy parameter for memtag.
5285 (vect_object_analysis): Extract memtag (functionality that
5286 used to be in vect_get_memtag and moved here). Fix printings.
5287 (vect_analyze_data_refs): Fix comment. Call vect_object_analysis
5288 with correct parameters. Remove call to vect_get_memtag.
5290 2005-02-17 Dorit Naishlos <dorit@il.ibm.com>
5292 * Makefile.in (tree-vect-analyze.o, tree-vect-transform.o): New.
5293 (tree-vectorizer.o): Added missing dependencies.
5295 * tree-vectorizer.h (vect_dump, vect_verbosity_level): Added extern
5297 (slpeel_tree_peel_loop_to_edge): Function externalized (had a static
5298 declaration in tree-vectorizer.c, now has an extern declaration in
5300 (slpeel_make_loop_iterate_ntimes, slpeel_can_duplicate_loop_p,
5301 slpeel_verify_cfg_after_peeling, vect_strip_conversion,
5302 get_vectype_for_scalar_type, vect_is_simple_use,
5303 vect_is_simple_iv_evolution, vect_can_force_dr_alignment_p,
5304 vect_supportable_dr_alignment, new_loop_vec_info, destroy_loop_vec_info,
5305 new_stmt_vec_info, vect_analyze_loop, vectorizable_load,
5306 vectorizable_store, vectorizable_operation, vectorizable_assignment,
5307 vect_transform_loop, vect_print_dump_info, vect_set_verbosity_level,
5308 find_loop_location): Likewise.
5310 * tree-vectorizer.c (langhooks.h): #include removed.
5311 (slpeel_tree_peel_loop_to_edge): Function externalized. Declaration
5312 moved to tree-vectorized.h.
5313 (slpeel_make_loop_iterate_ntimes, slpeel_can_duplicate_loop_p,
5314 slpeel_verify_cfg_after_peeling, vect_strip_conversion,
5315 get_vectype_for_scalar_type, vect_is_simple_use,
5316 vect_is_simple_iv_evolution, vect_can_force_dr_alignment_p,
5317 vect_supportable_dr_alignment, new_loop_vec_info,
5318 destroy_loop_vec_info, new_stmt_vec_info, vect_print_dump_info,
5319 vect_set_verbosity_level, find_loop_location): Likewise.
5321 (vect_analyze_loop): Function externalized. Declaration moved to
5322 tree-vectorized.h. Function definition moved to tree-vect-analyze.c.
5323 (vect_analyze_loop_form): Moved to tree-vect-analyze.c.
5324 (vect_mark_stmts_to_be_vectorized, vect_analyze_scalar_cycles,
5325 vect_analyze_data_ref_accesses, vect_analyze_data_ref_dependences,
5326 vect_analyze_data_refs_alignment, vect_compute_data_refs_alignment,
5327 vect_enhance_data_refs_alignment, vect_analyze_operations,
5328 exist_non_indexing_operands_for_use_p, vect_mark_relevant,
5329 vect_stmt_relevant_p, vect_get_loop_niters,
5330 vect_analyze_data_ref_dependence, vect_compute_data_ref_alignment,
5331 vect_analyze_data_ref_access, vect_analyze_pointer_ref_access,
5332 vect_can_advance_ivs_p, vect_get_ptr_offset, vect_analyze_offset_expr,
5333 vect_base_addr_differ_p, vect_object_analysis, vect_address_analysis,
5334 vect_get_memtag): Likewise.
5336 (vectorizable_load): Function externalized. Declaration moved to
5337 tree-vectorized.h. Function definition moved to tree-vect-transform.c.
5338 (vectorizable_store, vectorizable_operation, vectorizable_assignment,
5339 vect_transform_loop): Likewise.
5340 (vect_transform_stmt): Moved to tree-vect-transform.c.
5341 (vect_align_data_ref, vect_create_destination_var,
5342 vect_create_data_ref_ptr, vect_create_index_for_vector_ref,
5343 vect_create_addr_base_for_vector_ref, vect_get_new_vect_var,
5344 vect_get_vec_def_for_operand, vect_init_vector,
5345 vect_finish_stmt_generation, vect_generate_tmps_on_preheader,
5346 vect_build_loop_niters, vect_update_ivs_after_vectorizer,
5347 vect_gen_niters_for_prolog_loop, vect_update_inits_of_dr,
5348 vect_update_inits_of_drs, vect_do_peeling_for_alignment,
5349 vect_do_peeling_for_loop_bound): Likewise.
5351 * tree-vect-analyze.c: New file.
5352 * tree-vect-transform.c: New file.
5354 2005-02-17 Jason Merrill <jason@redhat.com>
5356 PR mudflap/19319, c++/19317
5357 * gimplify.c (gimplify_modify_expr_rhs) [CALL_EXPR]: Make return
5360 2005-02-17 Gerald Pfeifer <gerald@pfeifer.com>
5362 * doc/install.texi (Specific): Update link for Darwin-specific
5365 2005-02-16 James A. Morrison <phython@gcc.gnu.org>
5367 * fold-const.c (invert_truthvalue): <INTEGER_CST>: Call
5368 constant_boolean_node.
5370 2005-02-16 David Edelsohn <edelsohn@gnu.org>
5373 * config/rs6000/t-aix43 (SHLIB_MAPFILES): Add libgcc-ppc64.ver.
5374 * config/rs6000/t-aix52 (SHLIB_MAPFILES): Same.
5376 2005-02-16 Richard Henderson <rth@redhat.com>
5379 * libgcc2.c (WORD_SIZE): Remove all definitions; replace uses
5381 (HIGH_WORD_COEFF, HIGH_HALFWORD_COEFF): Remove all definitions;
5382 replace uses with Wtype_MAXp1_F.
5383 (L_fixunstfdi, L_fixtfdi, L_floatditf, L_fixunsxfdi, L_fixxfdi,
5384 L_floatdixf, L_fixunsxfsi, L_fixunsdfdi, L_floatdidf, L_fixunsdfsi,
5385 L_powidf2, L_powixf2, L_powitf2, L_muldc3, L_divdc3, L_mulxc3,
5386 L_divxc3, L_multc3, L_divtc3): Protect with HAVE_DFMODE, HAVE_XFMODE,
5387 and HAVE_TFMODE as appropriate.
5388 (__fixunssfDI): Provide an implementation that doesn't need DFmode.
5389 (__floatdisf): Likewise.
5390 * libgcc2.h (LIBGCC2_DOUBLE_TYPE_SIZE): New.
5391 (HAVE_DFMODE, HAVE_XFMODE, HAVE_TFMODE): New.
5392 (Wtype_MAXp1_F): New.
5393 (DFtype, DCtype, __fixdfdi, __floatdidf, __fixunsdfSI, __fixunsdfDI,
5394 __powidf2, __divdc3, __muldc3): Protect with HAVE_DFMODE.
5396 2005-02-16 Richard Earnshaw <rearnsha@arm.com>
5399 * arm.c (arm_apply_result_size): New function.
5400 * arm.h (APPLY_RESULT_SIZE): Define.
5401 * arm-protos.h (arm_apply_result_size): Add prototype.
5402 * arm.md (RO_REGNUM, FPA_F0_REGNUM, FPA_F7_REGNUM): New constants.
5403 (movxf): New expand.
5404 (ldmsi_postinc4_thumb, stmsi_postinc4_thumb): New patterns for Thumb.
5405 (call_value_symbol): Remove predicate for operand 0.
5406 (call_value_insn, sibcall_value, sibcall_value_insn): Likewise.
5407 (untyped_call): Rework to correclty return values for any type.
5408 (untyped_return): New expand.
5409 * fpa.md (movxf_fpa): Simplify and use sfm/lfm when appropriate.
5411 2005-02-16 Stan Shebs <shebs@apple.com>
5413 * config.gcc (powerpc-*-darwin*): Use fragment for Darwin 8 or later.
5414 * config/rs6000/t-darwin8: New, for 64-bit multilib.
5416 2005-02-16 Eric Botcazou <ebotcazou@libertysurf.fr>
5418 * doc/install.texi (sparc-sun-solaris2*): Document required GMP
5419 configure settings on Solaris 7 and later.
5421 2005-02-16 Diego Novillo <dnovillo@redhat.com>
5423 PR tree-optimization/19865
5424 * tree-optimize.c (init_tree_optimization_passes): Run
5425 pass_may_alias after pass_sra.
5427 2005-02-16 Richard Henderson <rth@redhat.com>
5428 Stuart Hastings <stuart@apple.com>
5431 * dbxout.c (dbxout_function_end): Take decl parameter; update callers.
5432 Do nothing if debug info suppressed for this function.
5433 (dbxout_begin_function): Early exit if debug info suppressed for
5436 2005-02-16 Kazu Hirata <kazu@cs.umass.edu>
5439 * config/ip2k/ip2k.c (ip2k_reorg): Adjust calls to
5441 * config/sh/sh.c (sh_output_mi_thunk): Likewise.
5443 PR tree-optimization/19967
5444 * builtins.c (expand_builtin_strstr, expand_builtin_strpbrk,
5445 expand_builtin_strchr, expand_builtin_strrchr): Take a new
5446 argument TYPE. Adjust calls to fold_builtin_XXX.
5447 (expand_builtin, fold_builtin_1): Adjust calls to
5449 (fold_builtin_strchr, fold_builtin_strpbrk,
5450 fold_builtin_strstr, fold_builtin_strrchr): Convert the folded
5451 result to a requested type TYPE.
5453 2005-02-16 Jakub Jelinek <jakub@redhat.com>
5456 * fold-const.c (fold): Don't optimize (T)(x & cst) to
5457 (T)x & (T)cst if (T)cst overflows.
5458 * convert.c (convert_to_integer) <case POINTER_TYPE>: Pass
5459 TYPE_UNSIGNED (type) as type_for_size's UNSIGNEDP argument.
5461 2005-02-15 Jeff Law <law@redhat.com>
5463 * gcse.c (blocks_with_calls): New bitmap.
5464 (alloc_gcse_mem): Allocate it.
5465 (free_gcse_mem): Free it.
5466 (clear_modifY_mem_tables): Clear it.
5467 (record_last_mem_set_info): Set the proper bit in BLOCK_WITH_CALLS
5468 when we encounter CALL_INSNs.
5469 (compute_transp, case MEM): Handle blocks with calls separate
5470 from blocks without calls. Use bitmap iterators rather than
5473 2005-02-15 Peter O'Gorman <peter@pogma.com>
5476 * mklibgcc.in (vis_hide): Use a temporary object file, not
5479 2005-02-15 Andy Hutchinson <HutchinsonAndy@netscape.net>
5482 * config/avr/avr.h (MODES_TIEABLE_P): Define to 1 to allow subreg
5483 access optimization.
5485 2005-02-15 David Edelsohn <edelsohn@gnu.org>
5486 Alan Modra <amodra@bigpond.net.au>
5489 * config/rs6000/darwin-ldouble.c (_xlqadd): Rename to __gcc_qadd.
5490 (_xlqsub): Rename to __gcc_qsub.
5491 (_xlqmul): Rename to __gcc_qmul.
5492 (_xlqdiv): Rename to __gcc_qdiv.
5493 Provide versioned symbol aliases with old names.
5494 * config/rs6000/libgcc-ppc64.ver: Rename symbols.
5495 * config/rs6000/rs6000.c (rs6000_init_libfuncs): Rename symbols.
5496 * config/rs6000/t-aix43 (LIB2FUNCS_EXTRA): New.
5497 * config/rs6000/t-aix52 (LIB2FUNCS_EXTRA): New.
5498 * config/rs6000/t-newas (LIB2FUNCS_EXTRA): New.
5500 2005-02-15 James A. Morrison <phython@gcc.gnu.org>
5502 * fold-const.c (fold): Fold -(~A) to A + 1. Fold ~(-A) to A - 1.
5503 Fold ~(A - 1) and ~(A + -1) to -A.
5505 2005-02-15 James A. Morrison <phython@gcc.gnu.org>
5509 * config/host-linux.c (linux_gt_pch_use_address): Copy from
5510 config/pa/pa-host.c:pa_gt_pch_use_address.
5512 2005-02-15 Daniel Berlin <dberlin@dberlin.org>
5514 * tree-vn.c (get_value_handle): Make sure that given an
5515 is_gimple_min_invariant expression, we always return it.
5517 2005-02-15 Kazu Hirata <kazu@cs.umass.edu>
5519 * passes.c (rest_of_handle_gcse): Fix a comment.
5521 2005-02-15 Jeff Law <law@redhat.com>
5523 * gcse.c (canon_modify_mem_set_list_set): Kill unnecessary
5525 (alloc_gcse_mem, free_gcse_mem): Corresponding changes.
5526 (canon_list_insert, record_last_mem_set_info): Similarly.
5527 (clear_modify_mem_tables): Similarly.
5529 2005-02-15 Kazu Hirata <kazu@cs.umass.edu>
5531 * bitmap.c, bitmap.h, lambda-code.c, tree-dfa.c, tree-dump.c,
5532 tree-dump.h, tree-ssa-loop-manip.c, value-prof.c,
5533 config/mips/mips.md, config/rs6000/aix.h,
5534 config/rs6000/beos.h, config/rs6000/sysv4.h: Update copyright.
5536 2005-02-15 Richard Henderson <rth@redhat.com>
5538 * bb-reorder.c (find_traces_1_round): Force fallthru edge from a
5539 call to be best_edge.
5541 2005-02-14 Kazu Hirata <kazu@cs.umass.edu>
5543 * basic-block.h: Adjust the prototype for find_basic_blocks.
5544 * cfgbuild.c (find_basic_blocks): Remove unused arguments.
5545 * passes.c (rest_of_handle_loop_optimize): Adjust the call to
5548 * flow.c (recompute_reg_usage): Remove all arguments.
5549 * passes.c (rest_of_compilation): Adjust the call to
5550 recompute_reg_usage.
5551 * rtl.h: Adjust the prototype for recompute_reg_usage.
5553 2005-02-14 Daniel Berlin <dberlin@dberlin.org>
5555 * tree-dump.c (dump_files): Update to reflect new member
5557 (dump_register): Add new argument.
5559 (dump_switch_p_1): Check against glob name if doglob was passed.
5560 (dump_switch_p): Check against regular first, then glob if
5561 we didn't have any hits on the dump name.
5562 * tree-optimize.c (register_one_dump_file):
5563 Pass in glob name as well.
5564 * tree-pass.h (struct dump_file_info): Add glob
5567 2005-02-14 Joseph S. Myers <joseph@codesourcery.com>
5569 PR preprocessor/16323
5570 * doc/invoke.texi: Document that -Wendif-labels is on by default.
5572 2005-02-14 David Edelsohn <edelsohn@gnu.org>
5575 * config/rs6000/rs6000.md (trunctfdf2): Change to define_expand.
5576 (trunctfdf2_internal1): New.
5577 (trunctfdf2_internal2): Renamed from trunctfdf2.
5579 2005-02-14 Diego Novillo <dnovillo@redhat.com>
5581 PR tree-optimization/19853
5582 * tree-dfa.c (add_referenced_var): Always examine DECL_INITIAL.
5584 2005-02-14 Kazu Hirata <kazu@cs.umass.edu>
5586 * passes.c (rest_of_handle_loop_optimize): Remove calls to
5587 delete_dead_jumptables and cleanup_cfg.
5589 2005-02-14 Ulrich Weigand <uweigand@de.ibm.com>
5591 * reload.c (find_reloads): Swap address_reloaded flags when
5592 swapping commutative operands.
5594 2005-02-14 Sebastian Pop <pop@cri.ensmp.fr>
5596 * lambda-code.c (lambda_loopnest_to_gcc_loopnest, perfect_nestify):
5597 Use standard_iv_increment_position for computing the bsi position
5599 * tree-ssa-loop-manip.c (create_iv): Add a comment on how to compute
5602 2005-02-13 Zdenek Dvorak <dvorakz@suse.cz>
5605 * cfgrtl.c (safe_insert_insn_on_edge): Avoid extending
5606 life range of hard registers.
5607 * value-prof.c (insn_prefetch_values_to_profile): Only
5610 * value-prof.c (rtl_find_values_to_profile): Do not look for values to
5611 profile in libcalls.
5613 2005-02-13 Nathan Sidwell <nathan@codesourcery.com>
5615 * bitmap.h (bitmap_and_compl_into): Return bool.
5616 * bitmap.c (bitmap_and_compl_into): Return changed flag.
5618 2005-02-13 James A. Morrison <phython@gcc.gnu.org>
5620 PR tree-optimization/19944
5621 * fold-const.c (fold): Re-add ABS_EXPR folding.
5623 2005-02-13 David Edelsohn <edelsohn@gnu.org>
5626 * config/rs6000/aix.h ({TARGET,MASK}_XL_CALL): Rename to
5627 {TARGET,MASK}_XL_COMPAT.
5628 (SUBTARGET_SWITCHES): Rename xl-call to xl-compat. Use
5630 * config/rs6000/beos.h ({TARGET,MASK}_XL_CALL): Remove.
5631 * config/rs6000/rs6000.c (function_arg): Change TARGET_XL_CALL to
5633 (rs6000_arg_partial_bytes): Same.
5634 (rs6000_generate_compare): Generate PARALLEL for compare if TFmode
5635 and XL compatibility enabled.
5636 * config/rs6000/rs6000.h (TARGET_XL_CALL): Rename to TARGET_XL_COMPAT.
5637 * config/rs6000/rs6000.md (cmptf_internal1): Add !TARGET_XL_COMPAT
5638 test to final condition.
5639 (cmptf_internal2): New.
5640 * doc/invoke.texi (RS/6000 Subtarget Options): Change xl-call to
5641 xl-compat. Add TFmode information to description.
5643 2005-02-13 Kazu Hirata <kazu@cs.umass.edu>
5645 * flags.h, read-rtl.c, tree-ssa-live.h: Update copyright.
5647 2005-02-13 Jason Merrill <jason@redhat.com>
5650 * fold-const.c (fold_indirect_ref_1): Split out from...
5651 (build_fold_indirect_ref): Here.
5652 (fold_indirect_ref): New fn.
5653 * tree.h: Declare it.
5654 * gimplify.c (gimplify_compound_lval): Call fold_indirect_ref.
5655 (gimplify_modify_expr_rhs): Likewise.
5656 (gimplify_expr): Likewise.
5658 2005-02-13 James A. Morrison <phython@gcc.gnu.org>
5660 PR tree-optimization/14303
5661 PR tree-optimization/15784
5662 * fold-const.c (fold): Fold ABS_EXPR<x> >= 0 to true, when possible.
5663 Fold ABS_EXPR<x> < 0 to false. Fold ABS_EXPR<x> == 0 to x == 0 and
5664 ABS_EXPR<x> != 0 to x != 0.
5666 2005-02-12 Kazu Hirata <kazu@cs.umass.edu>
5668 * c-tree.h, combine.c, expmed.c, flow.c, libgcc2.c,
5669 simplify-rtx.c, tree-ssa-live.h: Fix comment typos. Follow
5670 spelling conventions.
5672 * passes.c (rest_of_handle_gcse): Don't run cse_main and
5673 delete_trivially_dead_insns too many times.
5675 * passes.c (rest_of_handle_gcse): Remove dead assignments to
5678 2005-02-12 Ira Rosen <irar@il.ibm.com>
5680 * tree-vectorizer.c (vect_get_base_and_offset): Remove.
5681 (vect_is_simple_iv_evolution): Remove redundant parameter
5683 (vect_analyze_scalar_cycles): Call vect_is_simple_iv_evolution
5684 without last parameter.
5685 (vect_analyze_pointer_ref_access): Get access_fn as parameter.
5686 Return pointer step. Call vect_is_simple_iv_evolution without
5687 last parameter. Check only that the step is multiple of size
5688 type. Remove stmt_vinfo updates.
5689 (vect_get_memtag_and_dr): Remove.
5690 (vect_get_memtag): New function.
5691 (vect_address_analysis): New function.
5692 (vect_object_analysis): New function.
5693 (vect_analyze_data_refs): Call vect_object_analysis and
5694 vect_get_memtag. Update stmt_vinfo fields.
5696 2005-02-12 Ira Rosen <irar@il.ibm.com>
5698 * tree-data-ref.c (array_base_name_differ_p): Check that the bases
5699 exist and are objects. Remove checks for pointer.
5700 * tree-vectorizer.c (vect_create_addr_base_for_vector_ref): Use
5701 STMT_VINFO_VECT_DR_BASE_ADDRESS instead of DR_BASE_NAME.
5702 (vect_create_data_ref_ptr): Likewise.
5703 (vect_base_addr_differ_p): New function.
5704 (vect_analyze_data_ref_dependence): Call vect_base_addr_differ_p.
5705 (vect_analyze_pointer_ref_access): Add output parameter - ptr_init.
5706 Don't set the DR_BASE_NAME field of data-ref.
5707 (vect_get_memtag_and_dr): Use ptr_init instead of DR_BASE_NAME.
5709 2005-02-12 Uros Bizjak <uros@kss-loka.si>
5711 * optabs.h (enum optab_index): Add new OTI_ldexp.
5712 (ldexp_optab): Define corresponding macro.
5713 * optabs.c (init_optabs): Initialize ldexp_optab.
5714 * genopinit.c (optabs): Implement ldexp_optab using ldexp?f3
5716 * builtins.c (expand_builtin_mathfn_2): Handle BUILT_IN_LDEXP{,F,L}
5718 (expand_builtin): Expand BUILT_IN_LDEXP{,F,L} using
5719 expand_builtin_mathfn_2 if flag_unsafe_math_optimizations is set.
5721 * config/i386/i386.md (ldexpsf3, ldexpdf3, ldexpxf3): New expanders
5722 to implement ldexpf, ldexp and ldexpl built-ins as inline x87
5725 2005-02-12 Ira Rosen <irar@il.ibm.com>
5727 * tree-vectorizer.h (struct _stmt_vec_info): Rename a field: base
5729 * tree-vectorizer.c (new_stmt_vec_info): Rename the above field of
5731 (vect_get_base_and_offset): Always return an address.
5732 (vect_create_addr_base_for_vector_ref): Remove treatment for
5733 different data reference types.
5734 (vect_compute_data_ref_alignment): Rename base to base_address in
5735 stmt_vec_info. Get the object in order to force its alignment.
5736 (vect_get_memtag_and_dr): Rename base to base_address in
5737 stmt_vec_info. Extract the object for memtag analysis.
5739 2005-02-12 Hans-Peter Nilsson <hp@axis.com>
5741 PR regression/19898.
5742 * config/cris/cris.c (cris_notice_update_cc): When testing if insn
5743 changes cc_status, use apply modified_in_p to part of cc_status
5744 and insn, not cris_reg_overlap_mentioned_p on SET_DEST of insn
5747 2005-02-11 Richard Henderson <rth@redhat.com>
5749 * tree-complex.c (expand_complex_libcall): New.
5750 (expand_complex_multiplication): Use it for c99 compliance.
5751 (expand_complex_division): Likewise.
5752 * fold-const.c (fold_complex_add, fold_complex_mult): New.
5754 * builtins.c (built_in_names): Remove const.
5755 * tree.c (build_common_builtin_nodes): Build complex arithmetic
5757 * tree.h (BUILT_IN_COMPLEX_MUL_MIN, BUILT_IN_COMPLEX_MUL_MAX): New.
5758 (BUILT_IN_COMPLEX_DIV_MIN, BUILT_IN_COMPLEX_DIV_MAX): New.
5759 (built_in_names): Remove const.
5760 * c-common.c (c_common_type_for_mode): Handle complex modes.
5761 * flags.h, toplev.c (flag_complex_method): Rename from
5762 flag_complex_divide_method.
5763 * libgcc2.c (__divsc3, __divdc3, __divxc3, __divtc3,
5764 __mulsc3, __muldc3, __mulxc3, __multc3): New.
5765 * libgcc2.h: Declare them.
5766 * libgcc-std.ver: Export them.
5767 * mklibgcc.in (lib2funcs): Build them.
5769 2005-02-11 Steven Bosscher <stevenb@suse.de>
5771 PR tree-optimization/19876
5772 Partially revert my change from 2005-01-14
5773 * tree-ssa-pre.c (compute_antic_aux): Make recursive once again...
5774 (compute_antic): ...and remove the loop here.
5776 2005-02-11 Jakub Jelinek <jakub@redhat.com>
5779 * fold-const.c (make_bit_field_ref): If bitpos == 0 and bitsize
5780 is number of inner's bits, avoid creating a BIT_FIELD_REF.
5782 * config/rs6000/sysv4.h (ENDFILE_LINUX_SPEC): Use crtendS.o instead of
5783 crtend.o if -pie. Use %{x:a;:b} spec syntax.
5785 2005-02-11 Daniel Jacobowitz <dan@codesourcery.com>
5787 * config/mips/linux-unwind.h (mips_fallback_frame_state): Adjust
5788 offsets for the big-endian 32-bit case.
5790 2005-02-11 Joseph S. Myers <joseph@codesourcery.com>
5792 * config/ia64/hpux.h (WCHAR_TYPE, WCHAR_TYPE_SIZE): Define.
5794 2005-02-11 Dale Johannesen <dalej@apple.com>
5796 * cselib.c (cselib_process_insn): Clear out regs where
5797 HARD_REGNO_CALL_PART_CLOBBERED is true at a call.
5798 * reload.c (find_equiv_reg): Ditto.
5800 2005-02-11 Ian Lance Taylor <ian@airs.com>
5802 * read-rtl.c (read_rtx_1): Give fatal error if we see a vector
5805 * tree.c (build_function_type_list): Work correctly if there are
5808 2005-02-11 Ulrich Weigand <uweigand@de.ibm.com>
5810 * config/s390/s390.md ("*cmpdi_cct", "*cmpsi_cct", "*cmpdi_ccs",
5811 "*cmpsi_ccs"): Use %h instead of %c to print immediate operand.
5812 ("*zero_extendhisi2_64", "*zero_extendhisi2_31"): Choose based on
5813 TARGET_ZARCH instead of TARGET_64BIT.
5815 2005-02-11 Ralf Corsepius <ralf.corsepius@rtems.org>
5817 * config/rs6000/t-rtems:
5818 (MULTILIB_OPTIONS): Remove mcpu=602.
5819 (MUTLILIB_DIRNAMES): Remove m602.
5820 (MULTILIB_MATCHES): Add ${MULTILIB_MATCHES_FLOAT}.
5821 Let mcpu=602 match mcpu=603.
5822 (MULTILIB_NEW_EXCEPTIONS_ONLY): Add mcpu=601, mcpu=602, mcpu=m603.
5824 2005-02-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5826 * pa/linux-unwind.h (pa32_fallback_frame_state): Handle misaligned
5829 2005-02-10 David Daney <ddaney@avtrex.com>
5831 * config/alpha/linux-unwind.h: Add exception clause to copyright.
5832 * config/i386/linux-unwind.h: Likewise.
5833 * config/ia64/linux-unwind.h: Likewise.
5834 * config/mips/linux-unwind.h: Likewise.
5835 * config/pa/linux-unwind.h: Likewise.
5836 * config/rs6000/linux-unwind.h: Likewise.
5837 * config/s390/linux-unwind.h: Likewise.
5838 * config/sh/linux-unwind.h: Likewise.
5839 * config/sparc/linux-unwind.h: Likewise.
5841 2005-02-10 Steven Bosscher <stevenb@suse.de>
5843 PR tree-optimization/17549
5844 * tree-outof-ssa.c (find_replaceable_in_bb): Do not allow
5845 TER to replace a DEF with its expression if the DEF and the
5846 rhs of the expression we replace into have the same root
5849 2005-02-10 Richard Sandiford <rsandifo@redhat.com>
5851 * config/mips/mips.md: Fix the placement of the match_scratch in the
5854 2005-02-10 Kazu Hirata <kazu@cs.umass.edu>
5856 * cse.c, tree-ssa-loop-ivopts.c, config/rs6000/linux-unwind.h:
5859 2005-02-10 Zdenek Dvorak <dvorakz@suse.cz>
5861 * tree-ssa-loop-ivopts.c (determine_base_object): Ignore casts.
5862 (strip_offset): Handle addresses.
5863 (add_address_candidates): Use strip_offset.
5864 (difference_cost): Reflect strip_offset change.
5865 (force_var_cost, difference_cost): Strip nops.
5867 2005-02-10 Kazu Hirata <kazu@cs.umass.edu>
5869 * df.h (DF_REF_MODE_CHANGE, DF_REF_MEM_OK): Remove.
5871 * builtins.def, haifa-sched.c, libgcc2.c, libgcc2.h,
5872 tree-ssa-loop-ivcanon.c, tree-ssa-loop-niter.c,
5873 config/cris/cris-protos.h, config/cris/cris.c: Update
5876 2005-02-10 Jeff Law <law@redhat.com>
5878 * tree-ssa-dom.c (thread_across_edge): Use xmalloc, not xcalloc.
5879 (lookup_avail_expr): Similarly.
5881 2005-02-10 Richard Guenther <rguenth@gcc.gnu.org>
5883 * builtins.c (fold_builtin_powi): New function.
5884 (fold_builtin_1): Call it.
5886 2005-02-10 Steven Bosscher <stevenb@suse.de>
5888 PR documentation/19309
5889 * doc/cpp.texi: The __GNUC__ and related predefined macros
5890 are also defined for the "standalone" cpp.
5891 Some non-GCC compilers may also define __GNUC__.
5893 2005-02-10 Jakub Jelinek <jakub@redhat.com>
5896 * c-typeck.c (common_type): New routine. Old common_type renamed
5898 (c_common_type): ...this.
5899 (build_conditional_expr, build_binary_op): Use c_common_type instead
5902 2005-02-10 Steven Bosscher <stevenb@suse.de>
5904 * doc/md.texi: Replace @samp{length} with @code{length}.
5906 2005-02-09 Zdenek Dvorak <dvorakz@suse.cz>
5908 PR tree-optimization/18687
5909 * tree-flow.h (find_loop_niter): Declare.
5910 * tree-ssa-loop-ivcanon.c (canonicalize_loop_induction_variables):
5911 Try using scev even for loops with more than one exit.
5912 * tree-ssa-loop-ivopts.c (struct loop_data): Removed niter field.
5913 (struct ivopts_data): Added niters field.
5914 (struct nfe_cache_elt): New.
5915 (nfe_hash, nfe_eq, niter_for_exit, niter_for_single_dom_exit): New
5917 (tree_ssa_iv_optimize_init): Initialize niters cache.
5918 (determine_number_of_iterations): Removed.
5919 (find_induction_variables): Do not call determine_number_of_iterations.
5920 Access niters for single exit through niter_for_single_dom_exit.
5921 (add_iv_outer_candidates): Access niters for single exit through
5922 niter_for_single_dom_exit.
5923 (may_eliminate_iv): Take data argument. Use niter_for_exit. Do not use
5924 number_of_iterations_cond.
5925 (iv_period): New function.
5926 (determine_use_iv_cost_condition): Pass data to may_eliminate_iv.
5927 (may_replace_final_value): Take data argument. Use
5928 niter_for_single_dom_exit.
5929 (determine_use_iv_cost_outer): Pass data to may_replace_final_value.
5930 (rewrite_use_compare): Pass data to may_eliminate_iv.
5931 (rewrite_use_outer): Pass data to may_replace_final_value.
5932 (free_loop_data): Clean up the niters cache.
5933 (tree_ssa_iv_optimize_finalize): Free the niters cache.
5934 (tree_ssa_iv_optimize_loop): Do not call loop_commit_inserts.
5935 * tree-ssa-loop-niter.c (find_loop_niter): New function.
5936 (find_loop_niter_by_eval): Use tree_int_cst_lt.
5937 (num_ending_zeros): Moved to tree.c.
5938 * tree.h (num_ending_zeros): Declare.
5939 * tree.c (num_ending_zeros): Moved from tree.c.
5941 2005-02-09 Richard Henderson <rth@redhat.com>
5943 * builtins.c (DEF_BUILTIN): Add COND argument.
5944 * tree.h (DEF_BUILTIN): Likewise.
5945 * builtins.def (DEF_GCC_BUILTIN, DEF_LIB_BUILTIN, DEF_EXT_LIB_BUILTIN,
5946 DEF_C94_BUILTIN, DEF_C99_BUILTIN, DEF_C99_C90RES_BUILTIN): Update to
5948 (DEF_BUILTIN_STUB): New.
5949 (BUILT_IN_STACK_SAVE, BUILT_IN_STACK_RESTORE, BUILT_IN_INIT_TRAMPOLINE,
5950 BUILT_IN_ADJUST_TRAMPOLINE, BUILT_IN_NONLOCAL_GOTO,
5951 BUILT_IN_PROFILE_FUNC_ENTER, BUILT_IN_PROFILE_FUNC_EXIT): Use it.
5952 * c-common.c (DEF_BUILTIN): Add COND argument.
5953 * tree.c (local_define_builtin): New.
5954 (build_common_builtin_nodes): New.
5956 2005-02-09 Roger Sayle <roger@eyesopen.com>
5958 * fold-const.c (fold_strip_sign_ops): New function to simplify a
5959 floating point expression ignoring the sign of the result.
5960 (fold) <ABS_EXPR>: Use it to simplify fabs(x).
5961 (fold) <MULT_EXPR>: Use it to simplify x*x.
5962 * tree.h (fold_strip_sign_ops): Prototype here.
5963 * builtins.c (fold_builtin_copysign): Take an additional FNDECL
5964 argument. Use fold_strip_sign_ops to simplify the first argument.
5965 (fold_builtin_pow): Use fold_strip_sign_ops to simplify the
5966 first argument when the second argument is an even integer
5967 constant, but only with -funsafe_math_optimizations.
5968 (fold_builtin_1): Update call to fold_builtin_copysign.
5970 2005-02-09 Ian Lance Taylor <ian@airs.com>
5973 * gimple-low.c (try_catch_may_fallthru): In EH_FILTER_EXPR case,
5974 just check whether EH_FILTER_FAILURE falls through.
5976 2005-02-09 Andreas Krebbel <krebbel1@de.ibm.com>
5978 * gcc/haifa-sched.c (schedule_block): Make queued sched group
5979 insns return to ready list in the next turn.
5981 2005-02-09 Richard Guenther <rguenth@gcc.gnu.org>
5984 * builtins.def: New __builtin_powi[lf].
5985 * builtins.c (mathfn_built_in): Handle BUILT_IN_POWI.
5986 (expand_builtin_powi): New function.
5987 (expand_builtin): Dispatch to expand_builtin_powi.
5988 * libgcc2.h: Add prototypes for __builtin_powi[lf].
5989 * libgcc2.c: Add __builtin_powi[lf] implementation.
5990 * mklibgcc.in: Add __builtin_powi[lf] to lib2funcs.
5991 * optabs.h: Add powi_optab.
5992 * optabs.c (init_optabs): Initialize powi_optab.
5993 * doc/extend.texi: Document __builtin_powi[lf].
5995 2005-02-09 Dorit Naishlos <dorit@il.ibm.com>
5997 * tree-vectorizer.c (vect_set_dump_settings): Check that dump_file
6000 2005-02-09 Richard Guenther <rguenth@gcc.gnu.org>
6003 * fold-const.c (try_move_mult_to_index): Remove redundant
6004 type argument. Create ADDR_EXPR with correct type.
6005 (fold): Update callers of try_move_mult_to_index. Convert
6006 result to the appropriate type.
6008 2005-02-09 Roger Sayle <roger@eyesopen.com>
6011 * config/avr/avr.c (default_rtx_costs): Delete.
6012 (avr_operand_rtx_cost): New function.
6013 (avr_rtx_costs): Completely rewrite.
6015 2005-02-08 Hans-Peter Nilsson <hp@axis.com>
6018 * config/cris/cris.c (in_code): New variable.
6019 (cris_output_addr_const): Now a static function, a wrapper for
6021 (cris_asm_output_symbol_ref): New function, broken out SYMBOL_REF
6022 case from old cris_output_addr_const.
6023 (cris_asm_output_label_ref): Similar for LABEL_REF.
6024 (cris_output_addr_const_extra): Similar for UNSPEC.
6025 * config/cris/cris.h (OUTPUT_ADDR_CONST_EXTRA)
6026 (ASM_OUTPUT_SYMBOL_REF, ASM_OUTPUT_LABEL_REF): Define.
6027 * config/cris/cris-protos.h (cris_output_addr_const): Remove
6029 (cris_asm_output_symbol_ref, cris_output_addr_const_extra)
6030 (cris_asm_output_label_ref): Declare.
6032 2005-02-08 Paolo Bonzini <bonzini@gnu.org>
6034 PR preprocessor/19801
6035 * doc/cppinternals.texi (Conventions, Lexer, Files): Adjust
6036 filenames that changed when libcpp was moved to the toplevel.
6038 2005-02-07 Roger Sayle <roger@eyesopen.com>
6040 * simplify-rtx.c (simplify_relational_operation_1): Avoid creating
6041 zero extensions of BImode operands. Call lowpart_subreg instead
6042 of gen_lowpart_common and gen_lowpart_SUBREG.
6044 2005-02-07 Nathanael Nerode <neroden@gcc.gnu.org>
6047 * libada-mk.in: Use cc_for_cross_gnattools, not cc_set_by_configure.
6048 * configure.ac: Set cc_for_cross_gnattools.
6049 * configure: Regenerate.
6051 2005-02-08 Alan Modra <amodra@bigpond.net.au>
6054 * predict.c (PROB_VERY_UNLIKELY): Use 1% instead of 10%.
6056 2005-02-07 Eric Botcazou <ebotcazou@libertysurf.fr>
6059 * dbxout.c (dbxout_symbol) <FUNCTION_DECL>: Skip inline instance
6060 of nested functions.
6062 2005-02-07 Jonathan Wakely <redi@gcc.gnu.org>
6064 * doc/extend.texi: Document deprecated extensions allowing
6065 static floating-point members to have initializers and allowing
6066 floating-point literals in integral constant expressions.
6068 2005-02-07 Kazu Hirata <kazu@cs.umass.edu>
6070 * cfgcleanup.c, df.h, diagnostic.c, rtl.c, tree-vectorizer.h,
6071 config/darwin7.h, config/mips/mips.c,
6072 config/rs6000/altivec.md, config/rs6000/darwin-tramp.asm:
6075 * cse.c: Update comments.
6077 2005-02-07 Richard Guenther <rguenth@gcc.gnu.org>
6080 * builtins.c (fold_builtin_sqrt): Transform
6081 sqrt(pow(x,y)) to pow(fabs(x),y*0.5), not
6084 2005-02-07 Leehod Baruch <leehod@il.ibm.com>
6085 Dorit Naishlos <dorit@il.ibm.com>
6087 * doc/invoke.texi (ftree-vectorizer-verbose): New.
6088 * opts.c (OPT_ftree_vectorizer_verbose_): New case for switch.
6089 * common.opt (ftree-vectorizer-verbose): New Flag for the vectorizer
6091 * tree.h (vect_set_verbosity_level): New extern function declaration
6093 * tree-vectorizer.h (verbosity_levels): New enum type.
6094 * tree-vectorizer.c (vect_debug_stats): Function removed.
6095 (vect_debug_details): Likewise.
6096 (vect_verbosity_level): Global variable was defined and initialized.
6097 (vect_dump): Global variable definition.
6098 (vect_print_dump_info): New function.
6099 (vect_set_dump_settings): New function.
6100 (vect_set_verbosity_level): New function.
6101 (vectorize_loops): Add call to vect_set_dump_settings.
6103 (slpeel_make_loop_iterate_ntimes): Dump condition was changed.
6104 (slpeel_tree_duplicate_loop_to_edge_cfg): Likewise.
6105 (slpeel_tree_peel_loop_to_edge): Likewise.
6107 (vect_analyze_offset_expr): Call to vect_print_dump_info with
6108 appropriate verbosity level instead of call to vect_debug_details
6109 or vect_debug_stats.
6110 (vect_get_base_and_offset):
6111 (vect_create_addr_base_for_vector_ref):
6112 (get_vectype_for_scalar_type):
6113 (vect_create_data_ref_ptr):
6115 (vect_get_vec_def_for_operand):
6116 (vect_finish_stmt_generation):
6117 (vectorizable_assignment):
6118 (vectorizable_operation):
6119 (vectorizable_store):
6120 (vectorizable_load):
6121 (vect_transform_stmt):
6122 (vect_update_ivs_after_vectorizer):
6123 (vect_do_peeling_for_loop_bound):
6124 (vect_update_inits_of_drs):
6125 (vect_do_peeling_for_alignment):
6126 (vect_transform_loop):
6127 (vect_is_simple_use):
6128 (vect_analyze_operations):
6129 (vect_is_simple_iv_evolution):
6130 (vect_analyze_scalar_cycles):
6131 (vect_analyze_data_ref_dependence):
6132 (vect_analyze_data_ref_dependences):
6133 (vect_compute_data_ref_alignment):
6134 (vect_enhance_data_refs_alignment):
6135 (vect_analyze_data_refs_alignment):
6136 (vect_analyze_data_ref_access):
6137 (vect_analyze_data_ref_accesses):
6138 (vect_analyze_pointer_ref_access):
6139 (vect_get_memtag_and_dr):
6140 (vect_analyze_data_refs):
6141 (vect_mark_relevant):
6142 (vect_stmt_relevant_p):
6143 (vect_mark_stmts_to_be_vectorized):
6144 (vect_can_advance_ivs_p):
6145 (vect_get_loop_niters):
6146 (vect_analyze_loop_form):
6147 (vect_analyze_loop):
6148 (vectorize_loops): Likewise.
6150 (vect_do_peeling_for_loop_bound): Dump format slightly changed.
6151 (vect_update_inits_of_drs):
6152 (vect_do_peeling_for_alignment):
6153 (vect_transform_loop):
6154 (vect_analyze_operations):
6155 (vect_analyze_scalar_cycles):
6156 (vect_analyze_data_ref_dependences):
6157 (vect_analyze_data_refs_alignment):
6158 (vect_analyze_data_ref_accesses):
6159 (vect_analyze_data_refs):
6160 (vect_mark_stmts_to_be_vectorized):
6161 (vect_get_loop_niters):
6162 (vect_analyze_loop_form):
6163 (vect_analyze_loop): Likewise.
6164 (vect_mark_stmts_to_be_vectorized): Add call to print_generic_expr.
6166 2005-02-07 Richard Sandiford <rsandifo@redhat.com>
6170 2005-01-26 Richard Sandiford <rsandifo@redhat.com>
6171 * config/mips/iris6.h (ENDFILE_SPEC): Don't link in irix-csr.o if
6172 either -ffast-math or -funsafe-math-optimizations is in use.
6174 2005-01-24 Richard Sandiford <rsandifo@redhat.com>
6175 * config/mips/irix-csr.c: New file.
6176 * config/mips/t-iris6 (irix-csr.o): New rule to build it.
6177 (EXTRA_MULTILIB_PARTS): Add irix-csr.o.
6178 * config/mips/iris6.h (ENDFILE_SPEC): Include it in n32 and n64
6181 2005-02-07 Alexandre Oliva <aoliva@redhat.com>
6183 * config/mn10300/linux.h (LIB_SPEC, STARTFILE_SPEC): Remove
6184 redundant, incorrect definitions.
6186 * config/frv/frv.md ("tls_indirect_call"): Turn into libcall-like
6188 ("*tls_indirect_call"): New, reference hard regs directly.
6189 * config/frv/frv.c (gen_inlined_tls_plt): Adjust.
6191 2005-02-07 Ralf Corsepius <ralf.corsepius@rtems.org>
6193 * config/arm/rtems-elf.h (SUBTARGET_EXTRA_ASM_SPEC):
6194 Let !-mhard-float !-msoft-float imply -mfpu=softfpa.
6196 2005-02-06 Roger Sayle <roger@eyesopen.com>
6198 PR rtl-optimization/19800
6199 * simplify_rtx.c (simplify_relational_operation_1): Explicitly
6200 call gen_lowpart_common and gen_lowpart_SUBREG instead of calling
6203 2005-02-07 Ralf Corsepius <ralf.corsepius@rtems.org>
6205 * config/m68k/t-rtems (MULTILIB_MATCHES): Let m528x match m5200.
6207 2005-02-07 Joseph S. Myers <joseph@codesourcery.com>
6210 * doc/invoke.texi: Correct documentation of -freorder-functions.
6212 2005-02-06 Joseph S. Myers <joseph@codesourcery.com>
6215 * doc/invoke.texi: Don't mention gccbug.
6217 2005-02-06 Roger Sayle <roger@eyesopen.com>
6218 Andrew Pinski <pinskia@physics.uc.edu>
6219 Paolo Bonzini <paolo.bonzini@lu.unisi.ch>
6221 * simplify-rtx.c (simplify_relational_operation_1): Simplify
6222 (ne:SI (zero_extract:SI FOO (const_int 1) BAR) (const_int 0))
6223 into just (zero_extract:SI FOO (const_int 1) BAR).
6225 2005-02-06 Joseph S. Myers <joseph@codesourcery.com>
6227 * doc/cpp.texi: Include gcc-common.texi. Don't define gcctabopt
6228 macro locally. Don't give last revision date. Use GCC version
6229 number from gcc-common.texi.
6230 * doc/cppinternals.texi: Include gcc-common.texi. Don't give last
6231 revision date. Use GCC version number from gcc-common.texi.
6232 Describe being a library as current state rather than as 3.x
6234 * doc/gcc.texi: Remove last update date.
6235 * doc/gccint.texi: Likewise. Update copyright dates.
6236 * doc/install.texi: Update copyright dates.
6238 2005-02-06 Joseph S. Myers <joseph@codesourcery.com>
6241 * doc/invoke.texi: Mention for each option included in -Wall that
6242 it is included in -Wall.
6243 * doc/gcc.texi: Update copyright and last modification date.
6245 2005-02-06 Zdenek Dvorak <dvorakz@suse.cz>
6247 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Do not add
6248 unnecessary cast to original induction variable increments.
6250 2005-02-06 Zdenek Dvorak <dvorakz@suse.cz>
6252 PR tree-optimization/18219
6253 * tree-ssa-loop-ivopts.c (get_computation_at): Produce computations
6254 in distributed form.
6256 2005-02-06 Richard Sandiford <rsandifo@redhat.com>
6258 * expmed.c (store_bit_field): Make the SUBREG code adjust bitnum.
6259 Set bitpos and offset later in the function. Do nothing if the
6260 target is a register and if the bitfield lies completely outside
6262 (extract_bit_field): Make the same SUBREG, bitpos and offset changes
6263 here. Return an uninitialised register if the source value is stored
6264 in a register and the bitfield lies completely outside that register.
6266 2005-02-06 Steven Bosscher <stevenb@suse.de>
6268 * df.c (df_insn_refs_record): Use XEXP to get the operand of a USE,
6271 2005-02-06 Marcin Dalecki <martin@dalecki.de>
6273 * diagnostic.c (default_diagnostic_finalizer): Fix use of attribute.
6275 2005-02-06 Geoffrey Keating <geoffk@apple.com>
6277 * config.gcc (*-*-darwin*): Separate darwin7 and darwin8 configs.
6278 * config/darwin8.h: New.
6279 * config/darwin7.h: Update comment.
6281 2005-02-03 Leehod Baruch <leehod@il.ibm.com>
6282 Dorit Naishlos <dorit@il.ibm.com>
6284 * tree-vectorizer.h (LOC): New type.
6285 (UNKNOWN_LOC, EXPR_LOC, LOC_FILE, LOC_LINE): New macros.
6286 (loop_line_number): New field in struct _loop_vec_info.
6287 (LOOP_VINFO_LOC, LOOP_LOC): New macros.
6289 * tree-vectorizer.c (input.h): Included.
6290 (find_loop_location): New function.
6291 (vect_debug_stats): Argument changed from loop to LOC. Computation of
6292 loop line number removed.
6293 (vect_debug_details): Likewise.
6294 (new_loop_vec_info): Initialize new field LOOP_VINFO_LOC.
6296 (slpeel_make_loop_iterate_ntimes): Call find_loop_location. Argument in
6297 call to vect_debug_details/stats changed from loop to loop_loc.
6298 (slpeel_tree_duplicate_loop_to_edge_cfg): Likewise.
6299 (slpeel_tree_peel_loop_to_edge): Likewise.
6301 (vect_analyze_offset_expr): Argument in call to vect_debug_details/stats
6302 changed from NULL to UNKNOWN_LOC.
6303 (vect_get_base_and_offset):
6304 (vect_create_addr_base_for_vector_ref):
6305 (get_vectype_for_scalar_type):
6306 (vect_create_data_ref_ptr):
6308 (vect_get_vec_def_for_operand):
6309 (vect_finish_stmt_generation):
6310 (vectorizable_assignment):
6311 (vectorizable_operation):
6312 (vectorizable_store):
6313 (vectorizable_load):
6314 (vect_transform_stmt):
6315 (vect_update_ivs_after_vectorizer):
6316 (vect_do_peeling_for_loop_bound):
6317 (vect_do_peeling_for_alignment):
6318 (vect_transform_loop):
6319 (vect_is_simple_use):
6320 (vect_analyze_operations):
6321 (vect_is_simple_iv_evolution):
6322 (vect_analyze_scalar_cycles):
6323 (vect_analyze_data_ref_dependences):
6324 (vect_compute_data_ref_alignment):
6325 (vect_enhance_data_refs_alignment):
6326 (vect_analyze_data_ref_access):
6327 (vect_analyze_data_ref_accesses):
6328 (vect_analyze_pointer_ref_access):
6329 (vect_get_memtag_and_dr):
6330 (vect_analyze_data_refs):
6331 (vect_mark_relevant):
6332 (vect_stmt_relevant_p):
6333 (vect_mark_stmts_to_be_vectorized):
6334 (vect_can_advance_ivs_p):
6335 (vect_get_loop_niters):
6336 (vect_analyze_loop):
6337 (vectorize_loops): Likewise.
6339 (vectorizable_load): Argument in call to vect_debug_details/stats
6340 changed from loop to LOOP_LOC (loop_vinfo).
6341 (vect_transform_loop):
6342 (vect_analyze_operations):
6343 (vect_analyze_scalar_cycles):
6344 (vect_analyze_data_ref_dependence):
6345 (vect_enhance_data_refs_alignment):
6346 (vect_analyze_data_ref_accesses):
6347 (vect_analyze_pointer_ref_access):
6348 (vect_analyze_data_refs):
6349 (vect_analyze_loop): Likewise.
6351 (vect_analyze_loop_form): Argument in call to vect_debug_details/stats
6352 changed from loop to loop_loc.
6354 (vect_enhance_data_refs_alignment): Removed unused variable loop.
6356 2005-02-03 Leehod Baruch <leehod@il.ibm.com>
6357 Dorit Naishlos <dorit@il.ibm.com>
6359 * tree-vectorizer.c (vect_analyze_data_ref_dependence): Function
6361 (vect_analyze_data_ref_dependences): Likewise.
6363 (vect_is_simple_use): Argument changed from loop structure to
6364 loop_vect_info structure.
6365 (vect_can_advance_ivs_p): Likewise.
6366 (vect_create_index_for_vector_ref): Likewise.
6367 (vect_update_ivs_after_vectorizer): Likewise.
6368 (new_stmt_vec_info): Likewise.
6370 (new_loop_vec_info): Second argument in call to new_stmt_vec_info was
6371 changed from loop to loop_vinfo.
6372 (vect_create_data_ref_ptr): First argument in call to
6373 vect_create_index_for_vector_ref was changed from loop to loop_vinfo.
6374 (vectorizable_assignment): Second argument in call to vect_is_simple_use
6375 was changed from loop to loop_vinfo.
6376 (vectorizable_operation): Likewise.
6377 (vectorizable_store): Likewise.
6378 (vect_mark_stmts_to_be_vectorized): Likewise.
6379 (vect_do_peeling_for_loop_bound): First argument in call to
6380 vect_update_ivs_after_vectorizer was changed from loop to loop_vinfo.
6381 (vect_analyze_operations): Argument in call to vect_can_advance_ivs_p
6382 was changed from loop to loop_vinfo.
6383 (vect_analyze_data_ref_dependences): Third argument in call to
6384 vect_analyze_data_ref_dependence was changed from loop to loop_vinfo.
6386 (vect_create_index_for_vector_ref): Get the loop from loop_vinfo.
6387 (vect_create_data_ref_ptr): Likewise.
6388 (vect_init_vector): Likewise.
6389 (vect_get_vec_def_for_operand): Likewise.
6390 (vectorizable_assignment): Likewise.
6391 (vectorizable_operation): Likewise.
6392 (vectorizable_store): Likewise.
6393 (vectorizable_load): Likewise.
6394 (vect_update_ivs_after_vectorizer): Likewise.
6395 (vect_is_simple_use): Likewise.
6396 (vect_analyze_data_ref_dependence): Likewise.
6397 (vect_analyze_pointer_ref_access): Likewise.
6398 (vect_can_advance_ivs_p): Likewise.
6400 * tree-vectorizer.h: (_loop_vec_info): Definition and macros moved
6401 before _stmt_vec_info.
6402 (_stmt_vec_info): Loop field replaced by loop_vec_info.
6403 (STMT_VINFO_LOOP): Replaced with STMT_VINFO_LOOP_VINFO.
6404 (new_stmt_vec_info): Argument changed from loop structure to
6405 loop_vect_info structure
6407 (vect_analyze_data_ref_dependences): Unnecessary line was removed.
6408 (vect_analyze_offset_expr): Avoid 80 columns overflow.
6409 (vect_create_addr_base_for_vector_ref): Likewise.
6410 (vect_analyze_pointer_ref_access): Likewise.
6412 2005-02-03 Andrew Pinski <pinskia@physics.uc.edu>
6415 * tree-ssa-dse.c (fix_phi_uses): Update the occurs in abnormal
6416 phi flag if the phi is abnormal.
6418 2005-02-03 Andrew Pinski <pinskia@physics.uc.edu>
6421 * tree-ssa.c (replace_immediate_uses): Update the immediate_uses
6422 information for the new statement.
6424 2005-02-03 Joseph S. Myers <joseph@codesourcery.com>
6427 * gcc.c (main): Include the target in -v output.
6429 2005-02-03 Alexandre Oliva <aoliva@redhat.com>
6431 * combine.c (simplify_comparison, case SIGN_EXTEND, ZERO_EXTEND):
6432 Do not drop the extend if we'd have to add a paradoxical subreg
6433 later. Include optabs.h and insn-codes.h.
6434 * Makefile.in (combine.o): Depend on $(OPTABS_H).
6436 2005-02-02 Roger Sayle <roger@eyesopen.com>
6439 * real.h (REAL_MODE_FORMAT_COMPOSITE_P): New macro.
6440 * fold-const.c (const_binop): Avoid constant folding floating
6441 point operations in modes that use composite representations.
6442 * simplify-rtx.c (simplify_binary_operation): Likewise.
6444 2005-02-02 Geoffrey Keating <geoffk@apple.com>
6446 * config/rs6000/altivec.md (altivec_dst): Make the first operand
6448 (altivec_dstt): Likewise.
6449 (altivec_dstst): Likewise.
6450 (altivec_dststt): Likewise.
6451 * config/rs6000/rs6000.c (altivec_expand_dst_builtin): Adjust creation
6454 2005-02-03 Dorit Naishlos <dorit@il.ibm.com>
6456 * tree-vectorizer.c (slpeel_make_loop_iterate_ntimes): Copy
6457 EXPR_LOCUS from orig_cond to the new cond_stmt.
6458 (vect_finish_stmt_generation): Copy EXPR_LOCUS from stmt to
6461 2005-02-03 Dorit Naishlos <dorit@il.ibm.com>
6463 * tree-vectorizer.c (slpeel_make_loop_iterate_ntimes): Call
6464 standard_iv_increment_position. Remove call to bsi_next
6465 (no need to bump the iterator anymore).
6466 (vect_create_index_for_vector_ref): Call
6467 standard_iv_increment_position. Remove second function argument.
6468 (vect_finish_stmt_generation): Remove call to bsi_next
6469 (no need to bump the iterator anymore).
6470 (vect_create_data_ref_ptr): Remove second argument (bsi) in call
6471 to vect_create_index_for_vector_ref.
6473 2005-02-03 Dorit Naishlos <dorit@il.ibm.com>
6475 * tree-vectorizer.c (vect_mark_stmts_to_be_vectorized): Check if
6476 phis are used out of the loop.
6478 2005-02-03 Joseph S. Myers <joseph@codesourcery.com>
6481 * c-decl.c (undef_nested_function): New variable.
6482 (pop_scope): Diagnose undefined nested functions.
6483 (finish_function): Don't attempt cgraph processing or genericizing
6484 if current top-level function contained an undefined nested
6485 function. Reset undef_nested_function at the end of a top-level
6488 2005-02-02 Zdenek Dvorak <dvorakz@suse.cz>
6490 * tree.c (build_int_cst_type): Take sign of the value into account
6491 when deciding whether sign extend the value.
6493 2005-02-02 Joseph S. Myers <joseph@codesourcery.com>
6496 * gcc.c (cpp_unique_options): Remove %{trigraphs}.
6497 (cpp_options, cc1_options): Change %{std*&ansi} to
6498 %{std*&ansi&trigraphs}.
6500 2005-02-02 Kazu Hirata <kazu@cs.umass.edu>
6502 * cse.c: Update comments.
6504 2005-02-02 Aldy Hernandez <aldyh@redhat.com>
6506 * config/rs6000/rs6000.c (rs6000_spe_function_arg): Multi-reg
6507 arguments go on the stack. Do not put complex doubles in odd/even
6510 2005-02-02 Steven Bosscher <stevenb@suse.de>
6512 * doc/invoke.texi: Update the options enabled at -O1, -O2,
6513 and -O3. Update the documentation for -fgcse-sm, -fgcse-las,
6514 -ftree-pre, and -fthread-jumps.
6516 2005-02-02 Richard Sandiford <rsandifo@redhat.com>
6518 PR tree-optimization/19578
6519 * tree-flow.h (modified_noreturn_calls): Declare.
6520 (noreturn_call_p): Declare.
6521 * tree-flow-inline.h (noreturn_call_p): New function.
6522 (modify_stmt): Add modified noreturn calls to modified_noreturn_calls.
6523 * tree-cfg.c (modified_noreturn_calls): New variable.
6524 (cleanup_control_flow): Use noreturn_call_p. Split basic blocks
6525 that contain a mid-block noreturn call.
6526 * tree-ssa.c (delete_tree_ssa): Clear modified_noreturn_calls.
6528 2005-02-02 Kazu Hirata <kazu@cs.umass.edu>
6530 * df.c (df_def_record_1, df_uses_record): Don't use
6532 * df.h (DF_FOR_REGALLOC): Remove.
6534 2005-02-02 Joseph S. Myers <joseph@codesourcery.com>
6537 * c-typeck.c (really_start_incremental_init): Reset
6538 constructor_max_index for arrays of incomplete type.
6540 2005-02-02 Jeff Law <law@redhat.com>
6542 * gcse.c (struct reg_set): Store the block index where the register
6543 was set rather than the setting insn.
6544 (record_one_set, compute_transp): Corresponding changes.
6545 (pre_insert_copy_insn): Do not call replace_one_set.
6546 (replace_one_set): Remove.
6548 2005-02-02 Joseph S. Myers <joseph@codesourcery.com>
6551 * doc/gcov.texi: Fix typo.
6553 2005-02-01 Richard Henderson <rth@redhat.com
6556 * config/i386/i386.h (MODES_TIEABLE_P): Use ix86_modes_tieable_p.
6557 * config/i386/i386.c (ix86_hard_regno_mode_ok): Change return
6559 (ix86_tieable_integer_mode_p, ix86_modes_tieable_p): New.
6560 * config/i386/i386-protos.h: Update.
6562 2005-02-01 Steven Bosscher <stevenb@suse.de>
6564 PR tree-optimization/19217
6565 * tree-cfg.c (verify_expr): Use the data field to see if TP was
6566 seen inside a PHI node. Do not do the ADDR_EXPR check if it was.
6567 (verify_stmts): Pass (void*)1 as data to verify_expr to signal
6568 that it is walking a PHI node.
6570 2005-02-01 Joseph S. Myers <joseph@codesourcery.com>
6572 * doc/extend.texi (Nested Functions): Update.
6574 2005-02-01 Richard Henderson <rth@redhat.com>
6577 * optabs.c (expand_copysign_absneg): Export.
6578 * optabs.h (expand_copysign_absneg): Declare.
6579 * config/rs6000/rs6000.md (copysigntf3): New.
6581 2005-02-01 Diego Novillo <dnovillo@redhat.com>
6583 PR tree-optimization/19633
6584 * tree-flow.h (struct ptr_info_def): Add field 'pt_null'.
6585 * tree-ssa-alias.c (init_alias_info): Initialize.
6586 (merge_pointed_to_info): Set.
6587 (add_pointed_to_expr): Set pt_null if EXPR is a NULL pointer.
6588 (dump_points_to_info_for): Show value of pt_null.
6589 (struct count_ptr_d): Declare.
6590 (find_ptr_dereference): Remove.
6591 (ptr_is_dereferenced_by): Remove.
6592 (count_ptr_derefs): New local function.
6593 (count_uses_and_derefs): New local function.
6594 (compute_points_to_and_addr_escape): Call it. If the number
6595 of dereferences is greater than zero, mark the pointer as
6596 dereferenced. If there are fewer dereferences than uses of
6597 the pointer, the pointer's value escapes.
6599 2005-02-01 Diego Novillo <dnovillo@redhat.com>
6601 PR tree-optimization/19670
6602 * tree-ssa.c (verify_ssa_name): Don't set TREE_VISITED
6604 (verify_use): ... set it here, instead.
6606 2005-02-01 Janis Johnson <janis187@us.ibm.com>
6608 * doc/sourcebuild.texi (Test directives): Fix formatting.
6610 * doc/sourcebuild.texi (Test directives): Describe selector
6613 2005-02-01 Segher Boessenkool <segher@kernel.crashing.org>
6615 * config.gcc (powerpc64-*-linux*): Default to -m64 also for
6616 specific 64-bit CPUs.
6618 2005-02-01 Richard Earnshaw <rearnsha@arm.com>
6621 * arm.c (arm_eliminable_register): New function.
6622 (adjacent_mem_locations): Don't allow eliminable registers. Use
6623 HOST_WIDE_INT for address offsets.
6624 * arm-protos.h (arm_eliminable_register): Add prototype.
6626 2005-02-01 Steven Bosscher <stevenb@suse.de>
6628 PR optimization/15242
6629 * params.def (PARAM_MAX_GOTO_DUPLICATION_INSNS): New param.
6630 * basic-block.h (duplicate_computed_gotos): Add prototype.
6631 * bb-reorder.c (duplicate_computed_gotos): New function to
6632 duplicate sufficiently small blocks ending in a computed jump.
6633 * passes.c (rest_of_compilation): Call duplicate_computed_gotos
6634 if not optimizing for size.
6635 * cfgcleanup.c (try_crossjump_bb): If not optimizing for size,
6636 never do tail merging for blocks ending in a computed jump.
6637 * doc/invoke.texi: Document the max-goto-duplication-insns param.
6639 2005-02-01 Eric Botcazou <ebotcazou@libertysurf.fr>
6641 Patch from Richard Sandiford <rsandifo@redhat.com>
6642 * reload1.c (choose_reload_regs): Prevent the find_equiv_reg() code
6643 from inheriting a subreg equivalence with a non-spill register.
6645 * tree.h (DECL_FUNCTION_CODE): Document that it is overloaded.
6647 2005-02-01 Alexandre Oliva <aoliva@redhat.com>
6649 * config/frv/frv.c (movcc_fp_destination_operand): New.
6650 (gpr_or_memory_operand): Fix typo in comment.
6651 (gpr_or_memory_operand_with_scratch): New.
6652 * config/frv/frv.h (PREDICATE_CODES): Add the two new predicates.
6653 * config/frv/frv.md (movcc_fp, movcc_fp_internal): Use
6654 movcc_fp_destination_operand.
6655 (reload_incc_fp): Use gpr_or_memory_operand_with_scratch.
6656 Legitimize memory addresses using a scratch register.
6658 2005-01-31 Jeff Law <law@redhat.com>
6660 * tree-into-ssa.c (mark_def_sites_global_data): Make KILLS
6661 bitmap a sparse bitmap instead of a simple bitmap.
6662 (mark_def_sites_initialize_block): Corresponding changes.
6663 (ssa_mark_def_sites_initialize_block): Likewise.
6664 (ssa_mark_phi_uses): Likewise.
6665 (mark_def_site, ssa_mark_def_sites): Likewise.
6666 (mark_def_site_blocks): Likewise.
6667 (rewrite_ssa_into_ssa): Likewise.
6669 * tree-ssa-dom.c (record_cond): Pass correct variable type
6670 for last argument to htab_find_slot_with_hash.
6672 * fold-const.c (fold, case CEIL_MOD_EXPR): Do not lose side
6673 effects when optimizing 0 % X. Do not try to optimize X % 0.
6675 2005-01-31 James E. Wilson <wilson@specifixinc.com>
6677 * config/ia64/itanium1.md (1_scall bypass): Change 2_mmalua to
6680 2005-02-01 Eric Christopher <echristo@redhat.com>
6682 * config/mips/mips.c (override_options): Warn if -mint64
6684 * doc/invoke.texi (MIPS Options): Document that -mint64 is
6687 2005-02-01 Kazu Hirata <kazu@cs.umass.edu>
6689 * cse.c (cse_reg_info): Remove hash_next, next, regno. Add
6691 (cse_reg_info_list, cse_reg_info_list_free, REGHASH_SHIFT,
6692 REGHASH_SIZE, REGHASH_MASK, reg_hash, REGHASH_FN,
6693 cached_cse_reg_info, GET_CSE_REG_INFO): Remove.
6694 (cached_regno): Initialize to INVALID_REGNUM.
6695 (cse_reg_info_table_size,
6696 cse_reg_info_table_first_uninitialized,
6697 cse_reg_info_timestamp): New.
6698 (REG_TICK, REG_IN_TABLE, SUBREG_TICKED, REG_QTY): Use
6700 (init_cse_reg_info, get_cse_reg_info_1): New.
6701 (get_cse_reg_info): Cache the last look-up.
6702 (new_basic_block): Update the code to clear mappings from
6703 registers to cse_reg_info entries.
6704 (cse_main): Call init_cse_reg_info.
6706 * cse.c (get_cse_reg_info): Update a comment.
6708 2005-01-31 Steven Bosscher <stevenb@suse.de>
6711 * c-decl.c (start_decl): Do not warn about arrays of elements with
6712 an incomplete type here.
6713 (grokdeclarator): Do it here by making a pedwarn an error.
6714 * c-typeck.c (push_init_level): If there were previous errors with
6715 the constructor type, do not warn about braces for initializers.
6716 (process_init_element): Likewise for excess initializer elements.
6718 2005-01-31 Kazu Hirata <kazu@cs.umass.edu>
6720 * cse.c (delete_trivially_dead_insn): Don't iterate.
6722 2005-01-31 Andrew Pinski <pinskia@physics.uc.edu>
6724 * config/rs6000/rs6000.md (copysignsf3): New expand.
6725 (copysigndf3): Likewise.
6727 2005-01-31 Steven Bosscher <stevenb@suse.de>
6729 * recog.c (constrain_operands): Only look for earlyclobber operand
6730 conflicts if an '&' constraint was seen.
6732 2005-01-31 Marc Espie <espie@openbsd.org>
6734 * config.gcc: Don't include embedded systems fragment, switches default
6735 debugging format to ELF.
6736 * config/i386/openbsdelf.h: Add DBX_REGISTER_NUMBER since we no
6737 longer pick it up there.
6739 2005-01-31 Dale Johannesen <dalej@apple.com>
6741 * doc/extend.texi (nested functions): Fix linkage description.
6742 Clarify that static is not allowed.
6744 2005-01-31 Dale Johannesen <dalej@apple.com>
6746 * config/rs6000/darwin.md (movsf_low_di): Make work.
6747 (movdf_low_di): Make work.
6749 2005-01-31 Dale Johannesen <dalej@apple.com>
6751 * config/rs6000/darwin-tramp.asm (__trampoline_setup):
6752 Make work for 64 bit.
6754 2005-01-31 Roger Sayle <roger@eyesopen.com>
6755 Dale Johannesen <dalej@apple.com>
6758 * fold-const.c (fold_binary_op_with_conditional_arg):
6759 Make types match original operands, before STRIP_NOPS.
6761 2005-01-31 Alan Modra <amodra@bigpond.net.au>
6763 * config/rs6000/linux-unwind.h (struct gcc_vregs): New.
6764 (struct gcc_regs): Rename from gcc_pt_regs. Add more regs.
6765 (struct gcc_sigcontext): Delete. Merge contents to..
6766 (struct gcc_ucontext): ..here.
6767 (get_sigcontext): Delete.
6768 (get_regs): New function, like get_sigcontext but return regs ptr.
6769 64-bit version finds regs from r1 to support vdso.
6770 (ppc_linux_aux_vector): New function.
6771 (ppc_fallback_frame_state): Modify for get_regs. Restore fprs
6774 2005-01-31 Ira Rosen <irar@il.ibm.com>
6776 * tree-vectorizer.c (vect_analyze_offset_expr): Use ssizetype instead
6778 (vect_get_base_and_offset): Use ssizetype instead sizetype. Remove
6779 redundant fold. Fix misalignment for MINUS_EXPR.
6780 (vect_compute_data_ref_alignment): Use ssizetype instead sizetype.
6781 (vect_analyze_pointer_ref_access): Likewise.
6782 (vect_get_memtag_and_dr): Likewise.
6784 2005-01-31 Richard Henderson <rth@redhat.com>
6786 * config/i386/i386.c (absnegsf2_mixed): Remove all of the # hackery.
6787 (absnegsf2_sse, absnegsf2_i387, absnegdf2_mixed, absnegdf2_sse,
6788 absnegdf2_i387, absnegxf2_i387): Likewise.
6790 2005-01-31 Richard Henderson <rth@redhat.com>
6793 * optabs.c (expand_copysign_absneg): New.
6794 (expand_copysign_bit): Split out from ...
6795 (expand_copysign): ... here. Use expand_copysign_absneg.
6797 2005-01-30 Roger Sayle <roger@eyesopen.com>
6800 * config/pa/pa.md (anddi3, iordi3): On HPPA64, disallow an integer
6801 constant as the second operand and a register as the third.
6803 2005-01-31 Danny Smith <dannysmith@users.sourceforge.net>
6806 * config/i386/i386.c (ix86_function_ok_for_sibcall): Also check
6807 that dllimport'd functions do not use all call-clobbered registers
6810 2005-01-30 Richard Henderson <rth@redhat.com>
6813 * optabs.c (expand_absneg_bit): Split out from expand_unop and
6814 expand_abs_nojump and generalize. Use operand_subword and
6815 emit_no_conflict_block. Support large modes.
6816 (expand_abs_nojump): Use it. Use HONOR_SIGNED_ZEROS to fall
6818 (expand_unop): Likewise. Use HONOR_SIGNED_ZEROS to fall back
6819 negation to subtraction.
6820 (expand_copysign): Check that the format has signed zeros.
6821 Use operand_subword and emit_no_conflict_block. Support large modes.
6823 2005-01-30 Daniel Berlin <dberlin@dberlin.org>
6825 Fix PR tree-optimization/19624
6827 * Makefile.in (tree-ssa-pre.o): Add CFGLOOP_H.
6828 * tree-ssa-pre.c: Add cfgloop.h.
6830 (pre_stats): New member, constified.
6831 (inserted_exprs): New static variable.
6832 (NECESSARY): New macro.
6833 (create_expression_by_pieces): Fold the expression, and
6834 mark it as defaulting to not necessary. Also put in
6836 (fully_constant_expression): New function.
6837 (insert_into_preds_of_block): Modify to not insert phis when we
6838 are playing with induction variables.
6839 Push phis onto the inserted_exprs vector, and mark them as not
6840 necessary by default.
6841 (insert_aux): Call fully_constant_expression on eprime.
6842 If all edges produce the same value, mark it constant.
6843 (mark_operand_necessary): New function.
6844 (remove_dead_inserted_code): New function.
6845 (init_pre): Init loop optimizer to get loop info.
6846 (fini_pre): Free loop_optimizer, and inserted_exprs vec.
6847 (execute_pre): Commit edge inserts, then remove dead code.
6849 2005-01-30 Richard Henderson <rth@redhat.com>
6851 * rtl.c (rtx_equal_p): No early exit for CONST_VECTOR.
6852 * varasm.c (const_rtx_hash_1): Handle CONST_VECTOR.
6854 2005-01-30 Richard Henderson <rth@redhat.com>
6857 * config/i386/i386.c (ix86_expand_copysign): New.
6858 (ix86_split_copysign_const): New.
6859 (ix86_split_copysign_var): Rename from ix86_split_copysign,
6860 rearrange op1/nmask operands.
6861 * config/i386/i386-protos.h: Update.
6862 * config/i386/i386.md (copysignsf3): Use ix86_expand_copysign.
6863 (copysigndf3): Likewise.
6864 (copysignsf3_const, copysigndf3_const): New.
6865 (copysignsf3_var): Rename from copysignsf3, split out splitter
6866 and fix split predicate for X constraint.
6867 (copysigndf3_var): Similarly.
6869 2005-01-30 Kazu Hirata <kazu@cs.umass.edu>
6871 * optabs.c, doc/c-tree.texi, doc/install.texi, doc/md.texi,
6872 doc/passes.texi, doc/rtl.texi, doc/sourcebuild.texi,
6873 doc/tm.texi, doc/tree-ssa.texi: Update copyright.
6875 2005-01-29 Richard Henderson <rth@redhat.com>
6878 * config/i386/i386.md (movdf_nointeger, movdf_integer): Fix ordering
6879 of # and * in constraints.
6881 2005-01-29 Richard Henderson <rth@redhat.com>
6884 * expr.c (store_field): Don't strip sub-mode cast when the input
6885 data is even smaller.
6887 2005-01-29 Richard Henderson <rth@redhat.com>
6890 * expr.c (categorize_ctor_elements_1): Check for CONSTRUCTOR of a
6893 2005-01-29 Richard Henderson <rth@redhat.com>
6895 * combine.c (make_field_assignment): Fix argument order
6898 2005-01-29 Richard Guenther <richard.guenther@uni-tuebingen.de>
6900 PR tree-optimization/15791
6901 * fold-const.c (extract_array_ref): New function.
6902 (fold): Fold comparisons between &a[i] and &a[j] or
6903 semantically equivalent trees.
6905 2005-01-29 Jeff Law <law@redhat.com>
6907 * gcse.c (insert_expr_in_table): Revamp handling of available
6908 and anticipatable occurrence lists to avoid unnecessary list
6910 (insert_set_in_table): Similarly.
6912 2005-01-29 Joseph S. Myers <joseph@codesourcery.com>
6914 * c-common.c (fix_string_type): Just use c_build_qualified_type to
6916 (c_build_qualified_type): Build qualified array types with
6917 TYPE_MAIN_VARIANT pointing to corresponding unqualified type.
6918 * c-decl.c (c_make_fname_decl): Build unqualified array type
6919 before qualified type.
6920 (grokdeclarator): Use TYPE_MAIN_VARIANT of typedef type if element
6921 type is qualified, not just if type itself is. Don't apply
6922 qualifiers to array type when declarator is processed. Apply
6923 qualifiers to field type whether or not it is an array type.
6924 Don't handle array types specially for applying qualifiers to
6926 * c-typeck.c (composite_type): Build unqualified element type and
6927 array type when forming composite of array types.
6928 (common_pointer_type, comptypes, comp_target_types,
6929 type_lists_compatible_p, build_indirect_ref, build_array_ref,
6930 convert_for_assignment): Don't apply TYPE_MAIN_VARIANT to array
6932 (type_lists_compatible_p): Cache TREE_VALUE (args1) and TREE_VALUE
6933 (args2) in variables a1 and a2.
6935 2005-01-29 Kazu Hirata <kazu@cs.umass.edu>
6937 * cse.c (n_elements_made, max_elements_made): Remove.
6938 (insert): Don't touch n_elements_made.
6939 (cse_main): Don't touch n_elements_made or max_elements_made.
6941 2005-01-28 Stephane Carrez <stcarrez@nerim.fr>
6944 * config/m68hc11/t-m68hc11-gas (dp-bit.c): Fix typo causing a
6945 configuration part of dp-bit.c to be lost.
6947 2005-01-28 Roger Sayle <roger@eyesopen.com>
6949 * expmed.c (expand_mult_highpart_optab): When attempting to use
6950 a non-widening multiplication in a wider mode, the operands need
6951 to be converted (zero or sign extended) to that mode.
6953 2005-01-28 Ian Lance Taylor <ian@airs.com>
6957 * gimple-low.c (block_may_fallthru): TRY_FINALLY_EXPR only falls
6958 through if both operands fall through.
6960 2005-01-28 Kazu Hirata <kazu@cs.umass.edu>
6962 * cse.c (fold_rtx) <PC>: Don't optimize.
6964 2005-01-28 Jeff Law <law@redhat.com>
6966 * fold-const.c (fold, case CEIL_MOD_EXPR): Optimize 0 % X.
6967 (case FLOOR_MOD_EXPR, ROUND_MOD_EXPR, TRUNC_MOD_EXPR): Similarly.
6969 2005-01-28 Kazu Hirata <kazu@cs.umass.edu>
6971 * cse.c (cse_reg_info_free_list, cse_reg_info_used_list,
6972 cse_reg_info_used_list_end): Remove.
6973 (cse_reg_info_list, cse_reg_info_list_free): New.
6974 (get_cse_reg_info): When allocating an instance of
6975 cse_reg_info, add it to the beginning of the cse_reg_info_list
6976 list. Remove code to maintain cse_reg_info_used_list.
6977 (new_basic_block): Reset the free list to the beginning of
6980 2005-01-28 Richard Sandiford <rsandifo@redhat.com>
6982 * config/frv/frv.c (bdesc_2arg): Remove __MDPACKH.
6983 (frv_init_builtins): Change its prototype to take 4 uhalf arguments.
6984 (frv_expand_mdpackh_builtin): New function.
6985 (frv_expand_builtin): Use it to expand __MDPACKH.
6986 * doc/extend.texi (__MDPACKH): Update documentation.
6988 2005-01-28 Uros Bizjak <uros@kss-loka.si>
6990 * config/i386/i386.c (ix86_expand_fp_absneg_operator): Use
6991 SSE_FLOAT_MODE_P for use_sse computation.
6993 2005-01-28 Ralf Corsepius <ralf.corsepius@rtems.org>
6996 * config/sparc/rtemself.h (LINK_GCC_C_SEQUENCE_SPEC): undefine.
6998 2005-01-27 Richard Henderson <rth@redhat.com>
7000 * builtins.c (expand_builtin_copysign): New.
7001 (expand_builtin): Call it.
7002 * genopinit.c (optabs): Add copysign_optab.
7003 * optabs.c (init_optabs): Initialize it.
7004 (expand_copysign): New.
7005 * optabs.h (OTI_copysign, copysign_optab): New.
7006 (expand_copysign): Declare.
7008 * config/alpha/alpha.md (UNSPEC_COPYSIGN): New.
7009 (copysignsf3, ncopysignsf3, copysigndf3, ncopysigndf3): New.
7011 * config/i386/i386.c (ix86_build_signbit_mask): Split from ...
7012 (ix86_expand_fp_absneg_operator): ... here.
7013 (ix86_split_copysign): New.
7014 * config/i386/i386-protos.h: Update.
7015 * config/i386/i386.md (UNSPEC_COPYSIGN): New.
7016 (copysignsf3, copysigndf3): New.
7018 * config/ia64/ia64.md (UNSPEC_COPYSIGN): New.
7019 (copysignsf3, ncopysignsf3): New.
7020 (copysigndf3, ncopysigndf3): New.
7021 (copysignxf3, ncopysignxf3): New.
7022 * config/ia64/ia64.c (rtx_needs_barrier): Handle UNSPEC_COPYSIGN.
7024 2005-01-27 Arend Bayer <arend.bayer@web.de>
7025 Kazu Hirata <kazu@cs.umass.edu>
7027 * cse.c: (find_best_addr): Don't call copy_rtx before calling
7028 fold_rtx. Save cost recomputation if fold_rtx did nothing.
7029 (fold_rtx) <ASM_OPERANDS>: Don't do anything if INSN is
7032 2005-01-27 Jeff Law <law@redhat.com>
7034 * tree-into-ssa.c (ssa_rewrite_initialize_block): Do not register
7035 definitions of SSA_NAMEs which are not being rewritten.
7036 (rewrite_ssa_into_ssa): Only initialize the current definition
7037 of an SSA_NAME if that SSA_NAME has been marked for rewriting.
7038 If checking is enabled, assert that SSA_NAME_AUX is clear for all
7039 SSA_NAMEs before returning.
7041 2005-01-27 Kazu Hirata <kazu@cs.umass.edu>
7043 * c-common.def, c-dump.c, c-gimplify.c, c-objc-common.c,
7044 cfgexpand.c, dbxout.c, function.h, opts.c, tree-flow-inline.h,
7045 tree-ssa-operands.h, tree-ssa-threadupdate.c, tree-tailcall.c,
7046 config/avr/avr.md, config/cris/aout.h, config/cris/cris.h,
7047 config/mips/iris6.h, config/sh/sh.c: Update copyright.
7049 2005-01-27 Steven Bosscher <stevenb@suse.de>
7052 * opts.c (decode_options): Move flag_thread_jumps from -O1 and
7053 higher to -O2 and higher. Likewise for tree PRE.
7054 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Only iterate at -O2
7057 2005-01-27 Ian Lance Taylor <ian@airs.com>
7060 * gimple-low.c (try_catch_may_fallthru): New static function.
7061 (block_may_fallthru): Handle TRY_CATCH_EXPR.
7062 * tree-inline.c (expand_call_inline): Don't warn about reaching
7063 the end of a non-void function being inlined if the function uses
7066 2005-01-27 Jakub Jelinek <jakub@redhat.com>
7068 * config/i386/i386.h (CALL_USED_REGISTERS): Fix comment pastos.
7071 * c-decl.c (warn_if_shadowing): Handle old_decl error_mark_node.
7072 (pushdecl): Only use DECL_FILE_SCOPE_P if DECL_P.
7073 (implicitly_declare): Handle error_mark_node.
7075 2005-01-27 Richard Henderson <rth@redhat.com>
7078 * tree.h (struct tree_decl): Add debug_expr_is_from.
7079 (DECL_DEBUG_EXPR_IS_FROM): New.
7080 (DECL_DEBUG_EXPR): Rename from DECL_DEBUG_ALIAS_OF.
7081 * dwarf2out.c (dwarf2out_var_location): Update to match.
7082 * tree-outof-ssa.c (create_temp): Likewise.
7083 * var-tracking.c (track_expr_p): Likewise.
7084 * tree-sra.c (instantiate_element): Set DECL_DEBUG_EXPR.
7085 * c-objc-common.c (c_tree_printer) <'D'>: Handle DECL_DEBUG_EXPR.
7086 * toplev.c (default_tree_printer): Likewise.
7088 2005-01-27 Alexandre Oliva <aoliva@redhat.com>
7090 * config/frv/frv.c (frv_class_likely_spilled_p): Add GR8_REGS,
7091 GR9_REGS, GR89_REGS, FDPIC_FPTR_REGS, FDPIC_REGS.
7093 2005-01-27 Steven Bosscher <stevenb@suse.de>
7095 * tree.h (SWITCH_COND, SWITCH_BODY, SWITCH_LABELS, CASE_LOW,
7096 CASE_HIGH, CASE_LABEL, ASM_STRING, ASM_OUTPUTS, ASM_INPUTS,
7097 ASM_CLOBBERS): Add tree checks.
7099 * c-common.h (SWITCH_TYPE): Rename to SWITCH_STMT_TYPE.
7100 (SWITCH_STMT_COND, SWITCH_STMT_BODY): New.
7101 * c-common.def (SWITCH_STMT): Update to match.
7102 * c-common.c (c_do_switch_warnings): Use SWITCH_STMT accessor
7103 macros instead of SWITCH_EXPR ones.
7104 * c-dump.c (c_dump_tree): Likewise.
7105 * c-gimplify.c (gimplify_switch_stmt): Likewise.
7106 * c-typeck.c (c_start_case, do_case, c_finish_case): Likewise.
7108 * doc/c-tree.texi (SWITCH_STMT): Update accessor macro names.
7110 2005-01-27 Alan Modra <amodra@bigpond.net.au>
7112 * unwind-dw2.c (execute_stack_op): Add missing cases for
7113 DW_OP_shl, DW_OP_shr, DW_OP_shra, DW_OP_xor.
7115 2005-01-27 Eric Botcazou <ebotcazou@libertysurf.fr>
7117 * config.gcc (Obsolete configurations): Remove 'dummy', add
7118 sparclite-*-coff*, sparclite-*-elf*, sparc86x-*-elf* and
7121 2005-01-26 Diego Novillo <dnovillo@redhat.com>
7123 PR tree-optimization/19633
7124 * tree-ssa-alias.c (ptr_is_dereferenced_by): Also handle
7126 (maybe_create_global_var): Do not create .GLOBAL_VAR if there
7127 are no call-clobbered variables.
7128 * tree-outof-ssa.c (check_replaceable): Return false for calls
7131 2005-01-26 Ulrich Weigand <uweigand@de.ibm.com>
7133 * dbxout.c (dbxout_symbol_location): Resolve constant pool references
7134 even for variables with NULL DECL_INITIAL.
7136 2005-01-26 Stuart Hastings <stuart@apple.com>
7138 * gimplify.c (shortcut_cond_expr): Re-compute side-effects.
7140 2005-01-26 Richard Henderson <rth@redhat.com>
7143 * c-decl.c (finish_struct): Set DECL_MODE after resetting a
7145 * expr.c (store_field): Strip conversions to odd-bit-sized types
7146 if the destination field width matches.
7148 2005-01-26 Richard Henderson <rth@redhat.com>
7150 * c-decl.c, expmed.c, expr.c: Revert last change.
7152 2005-01-26 Richard Henderson <rth@redhat.com>
7155 * c-decl.c (finish_struct): Set DECL_MODE after resetting a
7157 * expmed.c (store_fixed_bit_field): Create a paradoxical subreg
7158 if we don't need the bits above those present in the current mode.
7159 * expr.c (store_field): Strip conversions to odd-bit-sized types
7160 if the destination field width matches.
7162 2005-01-26 Richard Sandiford <rsandifo@redhat.com>
7164 * config/mips/iris6.h (ENDFILE_SPEC): Don't link in irix-csr.o if
7165 either -ffast-math or -funsafe-math-optimizations is in use.
7167 2005-01-26 Marek Michalkiewicz <marekm@amelek.gda.pl>
7171 * config/avr/avr.c (notice_update_cc): Only set condition code for
7172 ashrqi3 if shift count > 0.
7173 (out_shift_with_cnt): Handle shift count <= 0 as a no-op.
7174 (ashlqi3_out, ashlhi3_out, ashlsi3_out, ashrqi3_out, ashrhi3_out,
7175 ashrsi3_out, lshrqi3_out, lshrhi3_out, lshrsi3_out): Handle shift
7176 count <= 0 as a no-op, and shift count >= width by copying zero
7177 or sign bit to all bits of the result.
7178 * config/avr/avr.md (all shifts): Add alternatives for zero shift
7179 count, with attribute "length" set to 0 and "cc" set to "none".
7181 2005-01-26 Aldy Hernandez <aldyh@redhat.com>
7183 * doc/invoke.texi: Document -mTLS.
7185 * testsuite/gcc.target/frv/all-tls-global-dynamic.c: New.
7186 * testsuite/gcc.target/frv/all-tls-initial-exec.c: New.
7187 * testsuite/gcc.target/frv/all-tls-initial-exec-pic.c: New.
7188 * testsuite/gcc.target/frv/all-tls-local-dynamic.c: New.
7189 * testsuite/gcc.target/frv/all-tls-local-dynamic-plt.c: New.
7190 * testsuite/gcc.target/frv/all-tls-local-dynamic-plt-pic.c: New.
7191 * testsuite/gcc.target/frv/all-tls-local-exec.c: New.
7192 * testsuite/gcc.target/frv/all-tls-local-exec-TLS.c: New.
7194 * configure.ac: Check for a TLS capable gas.
7196 * configure: Regenerate.
7198 2005-01-26 Richard Henderson <rth@redhat.com>
7201 * combine.c (make_field_assignment): Simplify store to zero_extract
7202 from a source with an overlapping mask.
7204 2005-01-26 Aldy Hernandez <aldyh@redhat.com>
7206 2004-11-11 Eric Christopher <echristo@redhat.com>
7208 * config/frv/frv.md: Add fr400_integer automaton. Don't
7209 allow TYPE_MUL, TYPE_MACC, or TYPE_CUT to issue in parallel
7212 2005-01-26 Steven Bosscher <stevenb@suse.de>
7215 * cfgbuild.c (make_edges): Do not clear or set
7216 current_function_has_computed_jump.
7217 * function.h (struct function): Remove the has_computed_jump field.
7218 (current_function_has_computed_jump): Do not define.
7219 * sched-rgn.c (is_cfg_nonregular): Return true if a basic block ends
7220 in a computed jump. Ignore current_function_has_computed_jump.
7222 2005-01-26 Richard Henderson <rth@redhat.com>
7225 * expr.c (categorize_ctor_elements): New argument p_must_clear.
7226 (categorize_ctor_elements_1): Likewise. Detect a union that isn't
7228 (mostly_zeros_p): Update for new categorize_ctor_elements argument.
7229 * gimplify.c (gimplify_init_constructor): Likewise. Only shove
7230 objects into static storage if they have more than one non-zero value.
7231 * tree.h (categorize_ctor_elements): Update decl.
7233 2005-01-26 Steven Bosscher <stevenb@suse.de>
7236 * tree.h (CALL_EXPR_TAILCALL): Add comment.
7237 * calls.c (check_sibcall_argument_overlap_1): Revert the change
7238 to this function from 2004-07-10.
7239 * tree-tailcall.c (suitable_for_tail_opt_p): Do not consider the
7240 the current function for tail call optimizations if the address
7241 of one of it its arguments is taken.
7243 2005-01-26 Kazu Hirata <kazu@cs.umass.edu>
7245 * cse.c (fold_rtx): Call equiv_constant only when necessary.
7247 2005-01-26 Bernd Schmidt <bernd.schmidt@analog.com>
7249 * function.c (expand_function_end): If current_function_calls_alloca,
7250 emit stack restore in a place that is reached when the function falls
7253 2005-01-26 Alexandre Oliva <aoliva@redhat.com>
7255 * Makefile.in (../$(build_subdir)/fixincludes/fixincl): Add dummy
7256 rule to avoid matching inappropriate suffix rule.
7258 2005-01-26 Jan Hubicka <jh@suse.cz>
7260 PR tree-optimization/19241
7261 * tree-inline.c (copy_body_r): Do not walk subtrees after substituting.
7263 2005-01-26 Hans-Peter Nilsson <hp@axis.com>
7265 * config/cris/cris.h (LIB_SPEC) <sim*>: Use -lsyslinux, not
7266 -lsyssim. Wrap -lc -lsyssim in --start-group --end-group instead
7268 (STARTFILE_SPEC): Add crti.o, before crtbegin.o.
7269 <sim*>: Always use crt1.o, regardless of N in simN.
7270 <!sim>: Drop support for -pg and -p variants; always use crt0.o.
7271 (ENDFILE_SPEC): Add crtn.o, after crtend.o.
7272 (CRT_CALL_STATIC_FUNCTION): Remove.
7273 * config/cris/aout.h (STARTFILE_SPEC): <!melinux && sim*>: Always
7274 use crt1.o, regardless of N in simN.
7275 <!sim>: Drop support for -pg and -p variants; always use crt0.o.
7276 (LIB_SPEC): Do not define; default to the one in config/cris/cris.h.
7277 (CRIS_CPP_SUBTARGET_SPEC) <melinux && !nostdinc>: Remove special
7278 case isystem setting.
7279 (MAX_OFILE_ALIGNMENT): Correct to 32, not 16.
7281 2005-01-25 Ian Lance Taylor <ian@airs.com>
7283 * gimple-low.c (block_may_fallthru): Correct handling of
7284 SWITCH_EXPR--may fall through if SWITCH_LABELS is NULL.
7286 2005-01-26 Hans-Peter Nilsson <hp@axis.com>
7288 * config/cris/cris.h (CPP_SPEC): Adjust the various mtune=
7289 handlers to match indentation; nested under the mtune=* handler.
7290 Similar for mcpu= and march=.
7292 2005-01-25 Daniel Jacobowitz <dan@codesourcery.com>
7294 * config/mips/linux.h (LIB_SPEC): Remove -rpath-link.
7295 * config/mips/linux64.h (LIB_SPEC): Likewise.
7296 * config/mn10300/linux.h (LIB_SPEC): Likewise.
7297 * config/sh/linux.h (LIB_SPEC): Likewise.
7299 2005-01-25 Aldy Hernandez <aldyh@redhat.com>
7301 * config/frv/frv.c (frv_legitimize_tls_address): New.
7302 (TARGET_HAVE_TLS): Define.
7303 (FRV_SYMBOL_REF_TLS_P): Define.
7304 (frv_override_options): Handle new register classes.
7305 (frv_legitimate_address_p): Reject tls addresses.
7306 (frv_legitimize_address): Handle TLS addresses.
7307 (gen_inlined_tls_plt): New.
7309 (frv_legitimize_tls_address): New.
7310 (unspec_got_name): Add TLS entries.
7311 (got12_operand): Add R_FRV_TLSMOFF12 case.
7312 (frv_emit_move): Fixup TLS addresses.
7313 (frv_emit_movsi): Legitimize TLS addresses.
7315 * config/frv/frv.h (MASK_BIG_TLS): New.
7316 (TARGET_BIG_TLS): New.
7317 (HAVE_AS_TLS): Define.
7318 (TARGET_SWITCHES): Add -mTLS and -mtls options.
7319 (enum reg_class): Add GR8_REGS, GR9_REGS, GR89_REGS.
7320 (REG_CLASS_NAMES): Same.
7321 (REG_CLASS_CONTENTS): Same.
7322 (CONSTRAINT_LEN): New.
7323 (REG_CLASS_FROM_CONSTRAINT): New.
7324 (PREDICATE_CODES): Add symbolic_operand.
7326 * config/frv/frv.md (define_constants): Add UNSPEC_GETTLSOFF,
7327 UNSPEC_TLS_LOAD_GOTTLSOFF12, UNSPEC_TLS_INDIRECT_CALL,
7328 UNSPEC_TLS_TLSDESC_LDD, UNSPEC_TLS_TLSDESC_LDD_AUX,
7329 UNSPEC_TLS_TLSOFF_LD, UNSPEC_TLS_LDDI, UNSPEC_TLSOFF_HILO,
7330 R_FRV_GOTTLSOFF_HI, R_FRV_GOTTLSOFF_LO, R_FRV_TLSMOFFHI,
7331 R_FRV_TLSMOFFLO, R_FRV_TLSMOFF12, R_FRV_TLSDESCHI,
7332 R_FRV_TLSDESCLO, R_FRV_GOTTLSDESCHI, R_FRV_GOTTLSDESCLO, GR8_REG,
7333 GR9_REG, GR14_REG, LRREG.
7334 (type): Add load_or_call attribute.
7335 ("load_or_call"): New reservation.
7336 ("call_gettlsoff"): New.
7337 ("tls_indirect_call"): New.
7338 ("tls_load_gottlsoff12"): New.
7339 ("tlsoff_hilo"): New.
7340 ("tls_tlsdesc_ldd"): New.
7341 ("tls_tlsoff_ld"): New.
7344 * config/frv/frv-protos.h (symbolic_operand): Protoize.
7346 2005-01-25 Alexandre Oliva <aoliva@redhat.com>
7348 * config/frv/frv.h (ASM_OUTPUT_DWARF_DTPREL): Define.
7349 * config/frv/frv-protos.h (frv_output_dwarf_dtprel): Declare.
7350 * config/frv/frv.c (TLS_BIAS): Define.
7351 (frv_output_dwarf_dtprel): New.
7353 2005-01-26 Jakub Jelinek <jakub@redhat.com>
7355 PR rtl-optimization/19579
7356 * ifcvt.c (noce_try_cmove_arith): If emitting instructions to set up
7357 both A and B, see if they don't clobber registers the other expr uses.
7359 2005-01-25 J"orn Rennecke <joern.rennecke@st.com>
7361 * real.c (do_add): Initialize signalling and canonical members.
7363 * real.c (real_from_integer): Zero out destination.
7365 2005-01-18 Jan Hubicka <jh@suse.cz>
7367 PR tree-optimize/19337
7368 * tree-inline.c (initialize_inlined_parameters): Copy
7369 saved_static_chain_decl only.
7371 2005-01-25 Richard Henderson <rth@redhat.com>
7375 * config/i386/i386.c (x86_inter_unit_moves): Zero.
7376 (ix86_preferred_reload_class): Rewrite fp-constant section, with
7377 80387 enabled, to return a proper subclass. Return the subset that
7378 overlaps with GENERAL_REGS for PLUS.
7379 * config/i386/i386.md (movsi_1, movdi_2): Set type to "mmx" for pxor.
7381 2005-01-25 Richard Henderson <rth@redhat.com>
7384 * tree-complex.c (expand_complex_div_wide): Use the correct formulae.
7386 2005-01-25 Roger Sayle <roger@eyesopen.com>
7388 * expmed.c (choose_multiplier): Change interface to return the
7389 multiplier lowpart as an rtx instead of an unsigned HOST_WIDE_INT.
7390 (expand_divmod): Update calls to choose_multiplier.
7392 2005-01-24 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
7395 * expmed.c (extract_bit_field): Use adjust_address instead of
7396 gen_lowpart when op0 is a MEM.
7398 2005-01-24 Steven Bosscher <stevenb@suse.de>
7400 * cfgexpand.c (expand_gimple_tailcall): Fix typo.
7402 2005-01-24 Richard Sandiford <rsandifo@redhat.com>
7404 * config/mips/irix-csr.c: New file.
7405 * config/mips/t-iris6 (irix-csr.o): New rule to build it.
7406 (EXTRA_MULTILIB_PARTS): Add irix-csr.o.
7407 * config/mips/iris6.h (ENDFILE_SPEC): Include it in n32 and n64
7410 2005-01-24 Eric Botcazou <ebotcazou@libertysurf.fr>
7413 * config.gcc (sparc-*-elf*): Remove sol2.h, sparc/sol2.h and
7414 sparc/elf.h, add sparc/sp-elf.h.
7415 (sparc-*-rtems*): Likewise.
7416 (sparclite-*-elf*): Remove sol2.h, sparc/sol2.h, sparc/elf.h and
7417 tm-dwarf2.h, add sparc/sp-elf.h.
7418 (sparc86x-*-elf): Likewise.
7419 (sparc64-*-elf*): Remove sol2.h, sparc/sol2.h and tm-dwarf2.h.
7420 * config/sparc/liteelf.h (TARGET_SUB_OS_CPP_BUILTINS): Rename into
7421 TARGET_OS_CPP_BUILTINS.
7422 * config/sparc/sp86x-elf (TARGET_SUB_OS_CPP_BUILTINS): Likewise.
7423 * config/sparc/rtemself.h (TARGET_SUB_OS_CPP_BUILTINS): Likewise.
7425 * config/sparc/openbsd64.h (NO_IMPLICIT_EXTERN_C): Undefine.
7426 * config/sparc/sp64-elf.h (NO_IMPLICIT_EXTERN_C): New macro.
7427 (SWITCH_TAKES_ARG): Likewise.
7428 (LOCAL_LABEL_PREFIX): Likewise.
7429 (ASM_GENERATE_INTERNAL_LABEL): Likewise.
7430 (TARGET_N_FORMAT_TYPES): Delete.
7431 (TARGET_FORMAT_TYPES): Likewise.
7432 (ASM_DECLARE_FUNCTION_SIZE): Likewise.
7433 * config/sparc/elf.h: Delete.
7434 * config/sparc/sp-elf.h: New file.
7436 2005-01-24 Kazu Hirata <kazu@cs.umass.edu>
7438 * tree-flow-inline.h (phi_arg_from_edge): Remove.
7439 * tree-flow.h: Remove the corresponding prototype.
7440 * tree-ssa-operands.h, tree-ssa-threadupdate.c, tree-ssa.c,
7441 tree-vectorizer.c: Use dest_idx instead of phi_arg_from_edge.
7443 2005-01-24 Jakub Jelinek <jakub@redhat.com>
7446 * config/rs6000/rs6000.c (rs6000_file_start): Create toc section
7447 for AIX ABI or ELF -fPIC.
7448 (rs6000_emit_load_toc_table): Don't create toc_section here.
7449 (rs6000_xcoff_file_start): Nor here.
7451 2005-01-24 J"orn Rennecke <joern.rennecke@st.com>
7453 * sh.c (ra.h): Don't #include.
7454 (hard_regs_intersect_p): New function, resurrected from ra.c.
7456 * sh.c: Fix 1996 Copyright.
7458 2005-01-24 Richard Henderson <rth@redhat.com>
7459 Aldy Hernandez <aldyh@redhat.com>
7461 * regrename.c (note_sets): Handle subregs.
7463 2005-01-24 Joseph S. Myers <joseph@codesourcery.com>
7466 * genconditions.c (write_header, write_conditions): Elide file if
7469 2005-01-24 Kazu Hirata <kazu@cs.umass.edu>
7471 * c-opts.c, expmed.c, gengtype.c, tree-complex.c,
7472 config/arm/iwmmxt.md, config/avr/avr.c, config/s390/s390.h:
7475 2005-01-24 Jakub Jelinek <jakub@redhat.com>
7477 * builtins.c (get_pointer_alignment, gimplify_va_arg_expr,
7478 expand_builtin_printf, expand_builtin_fprintf,
7479 expand_builtin_sprintf): Use POINTER_TYPE_P instead TREE_CODE
7480 checking against POINTER_TYPE.
7481 (validate_arglist): Handle POINTER_TYPE code by checking
7484 2005-01-24 Paolo Bonzini <bonzini@gnu.org>
7486 * rtlanal.c (non_rtx_starting_operands, for_each_rtx_1,
7488 (for_each_rtx): Call for_each_rtx_1.
7489 * rtl.h (init_rtlanal): Declare.
7490 * toplev.c (backend_init): Call init_rtlanal.
7492 2005-01-24 Jakub Jelinek <jakub@redhat.com>
7494 * flow.c (propagate_one_insn): Formatting.
7497 * flow.c (libcall_dead_p): Be more conservative if unsure.
7498 If there are any instructions between insn and call, see if they are
7499 all dead before saying the libcall is dead.
7501 2005-01-24 Uros Bizjak <uros@kss-loka.si>
7503 * config/i386/i386.md (*extendsfdf2_sse): Use "nonimmediate_operand"
7504 operand constraint for operand 0.
7506 2005-01-23 Richard Henderson <rth@redhat.com>
7509 * tree-complex.c (expand_complex_div_wide): Set EDGE_FALLTHRU on
7510 edges leading to join block.
7512 2005-01-23 Roger Sayle <roger@eyesopen.com>
7514 * expmed.c (expand_mult_highpart): Make static. Change type of
7515 constant multiplier argument from unsigned HOST_WIDE_INT to rtx.
7516 (expand_divmod): Updates calls to expand_mult_highpart by using
7517 gen_int_mode to pass a CONST_INT rtx.
7518 * rtl.h (expand_mult_highpart): Remove prototype.
7520 2005-01-23 Kazu Hirata <kazu@cs.umass.edu>
7522 * flow.c (regset_bytes, regset_size): Remove.
7524 * cfganal.c: Fix a reference to Harvey's paper.
7526 2005-01-23 Steven Bosscher <stevenb@suse.de>
7528 PR rtl-optimization/19464
7529 * tree-optimize.c (init_tree_optimization_passes): Add one more
7530 copyrename pass just before out-of-ssa.
7532 2005-01-23 Joseph S. Myers <joseph@codesourcery.com>
7535 * recog.c (recog_memoized): Don't define if GENERATOR_FILE.
7536 * ggc-none.c (ggc_free): Define.
7538 2005-01-23 Kazu Hirata <kazu@cs.umass.edu>
7540 * cse.c (max_reg, max_insn_uid): Remove.
7541 (cse_main): Don't access max_reg or max_insn_uid.
7543 * c-common.c (explicit_flag_signed_bitfields,
7544 lang_statement_code_p, lang_expand_function_end): Remove.
7545 * c-common.h: Remove the corresponding declarations.
7546 * c-opts.c (c_common_handle_option): Remove all write access
7547 to explicit_flag_signed_bitfields.
7549 * cgraph.c (cgraph_varpool_n_nodes): Remove.
7550 (cgraph_varpool_node): Don't access cgraph_varpool_n_nodes.
7551 * cgraph.h: Remove the corresponding declaration.
7553 * gcse.c (null_pointer_info): Remove.
7555 2005-01-23 Roger Sayle <roger@eyesopen.com>
7556 Eric Botcazou <ebotcazou@libertysurf.fr>
7558 * combine.c (simplify_logical): Only simplify logical expressions
7559 of the form ior(and(x,y),z) by the inverse distributive law if the
7560 result is cheaper than the original.
7562 2005-01-23 Kazu Hirata <kazu@cs.umass.edu>
7564 * alias.c, c-common.h, c-incpath.c, c-incpath.h, expr.c,
7565 fold-const.c, gimplify.c, params.h, tree-data-ref.c,
7566 tree-if-conv.c, tree-nested.c, tree-outof-ssa.c,
7567 tree-ssa-dom.c, tree-vectorizer.c, tree.def, config/darwin.c,
7568 config/freebsd-spec.h, config/arm/arm.h,
7569 config/h8300/h8300.md, config/i386/i386.md,
7570 config/i386/predicates.md, config/i386/sse.md,
7571 config/ia64/ia64.c, config/ip2k/ip2k.c, config/s390/s390.c,
7572 config/vax/vax.md: Fix comment typos. Follow spelling
7575 2005-01-23 Steven Bosscher <stevenb@suse.de>
7577 * gengtype.c (walk_type): Produce `not equal to' compares for loop
7578 tests, instead of `less than'.
7580 2005-01-23 Richard Sandiford <rsandifo@redhat.com>
7582 * function.c (assign_parm_setup_block): When creating a new stack slot
7583 for a parameter, get its alignment from the parameter's DECL_ALIGN
7584 rather than the type's TYPE_ALIGN. Make sure that the parameter
7585 is at least word aligned.
7587 2005-01-22 Roger Sayle <roger@eyesopen.com>
7590 * config/avr/avr.c (avr_hard_regno_mode_ok): Rewrite.
7592 2005-01-22 Richard Henderson <rth@redhat.com>
7595 * config/i386/i386.md (movsfcc_1_sse_max): Use nonimmediate_operand
7596 in both compare operands.
7597 (movdfcc_1_sse_max): Likewise.
7598 (movsfcc_1_sse): Likewise. Add earlyclobber for scratch.
7599 (movdfcc_1_sse): Likewise.
7600 * config/i386/i386.c (ix86_split_sse_movcc): Emit copies into the
7601 scratch register as needed.
7603 2005-01-22 Richard Henderson <rth@redhat.com>
7605 * config/i386/i386.md (smaxsf3): Fix mnemonic typo.
7607 * config/i386/i386.c (ix86_prepare_fp_compare_args): Fix is_sse test.
7609 2005-01-22 Richard Henderson <rth@redhat.com>
7611 * genopinit.c (optabs): Use smin/smax for floating point too.
7612 * doc/md.texi: Update to match. Clarify that floating point
7613 results are undefined for +0/-0 and NaN.
7614 * doc/rtl.texi: Likewise.
7615 * rtl.def (SMIN, SMAX): Likewise
7616 * tree.def (MIN_EXPR, MAX_EXPR): Likewise.
7618 * config/alpha/alpha.md (smaxdf3, smindf3, smaxsf3, sminsf3): Add
7619 leading 's' to the name.
7620 * config/ia64/ia64.md (smaxsf3, sminsf3, smaxdf3, smindf3,
7621 smaxxf3, sminxf3): Likewise.
7622 * config/rs6000/rs6000.md (smaxdf3, smindf3, smaxsf3, sminsf3):
7625 2005-01-22 Paul Brook <paul@codesourcery.com>
7627 * config/arm/arm.md: Use "Uy" constraint for wcgr load/stores.
7629 2005-01-21 Mark Dettinger <dettinge@de.ibm.com>
7631 * config/s390/s390.c (struct processor_costs): New fields
7632 dlgr, dlr, dr, dsgfr, dsgr.
7633 (z900_cost, z990_cost): Values for new fields.
7634 (s390_rtx_costs): New cases MEM und COMPARE in switch
7635 statement. Modified handling of SIGN_EXTEND, ZERO_EXTEND,
7636 DIV, MOD, UDIV, UMOD.
7638 2005-01-21 Ulrich Weigand <uweigand@de.ibm.com>
7640 * config/s390/s390.md ("doloop_si64"): Reload input value directly
7641 into the register being decremented.
7642 ("doloop_si31", "doloop_di"): Likewise.
7643 ("*doloop_si_long"): Adapt pattern.
7645 2005-01-21 Ulrich Weigand <uweigand@de.ibm.com>
7647 * config/s390/s390.h (HARD_REGNO_NREGS): Fix computation for
7649 (CLASS_MAX_NREGS): Likewise.
7651 2005-01-21 Daniel Berlin <dberlin@dberlin.org>
7653 * doc/tree-ssa.texi (Statement Operands): Add example for new
7654 must-def macro. Note deprecation of old operands interface.
7656 2005-01-22 Richard Sandiford <rsandifo@redhat.com>
7658 PR tree-optimization/19484
7659 * tree-cfg.c (remove_fallthru_edge): New function.
7660 (cleanup_control_flow): Remove fallthru edges from calls that are
7661 now known not to return.
7663 2005-01-20 Daniel Berlin <dberlin@dberlin.org>
7665 Fix PR tree-optimization/19038
7666 * tree-ssa-dom.c (cprop_operand): Don't replace loop invaeriant
7667 copies with loop variant ones.
7669 2005-01-22 Kazu Hirata <kazu@cs.umass.edu>
7671 * cfganal.c, real.h, reorg.c, timevar.def, tree-ssa-ccp.c,
7672 config/alpha/alpha-protos.h, config/alpha/alpha.h,
7673 config/alpha/alpha.md, config/alpha/predicates.md,
7674 config/sparc/freebsd.h, config/sparc/netbsd-elf.h,
7675 config/sparc/sol2.h: Update copyright.
7677 * tree-cfg.c (remove_forwarder_block_with_phi): Look at the
7678 first label to see if it is a nonlocal label.
7680 2005-01-22 David Edelsohn <edelsohn@gnu.org>
7681 Andrew Pinski <pinskia@physics.uc.edu>
7684 * config/rs6000/rs6000.c (rs6000_va_start): Saturate n_gpr at
7685 maximum number of GPRs. Saturate n_fpr at maximum number of FPRs.
7687 2005-01-22 Ralf Corsepius <ralf.corsepius@rtems.org>
7689 * config/rs6000/rtems.h: Update copyright.
7691 2005-01-22 Ralf Corsepius <ralf.corsepius@rtems.org>
7694 * config/rs6000/rtems.h: Resurrect cpp_os_rtems_spec from gcc < 3.4.
7695 (CPP_OS_RTEMS_SPEC): New (From gcc-3.3's config/rs6000/sys4.h).
7696 (SUBSUBTARGET_EXTRA_SPECS): Use CPP_OS_RTEMS_SPEC.
7698 2005-01-22 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
7701 * c-typeck.c (convert_arguments): Check for error_mark_node.
7703 2005-01-21 Ian Lance Taylor <ian@airs.com>
7705 PR tree-optimization/13000
7706 * tree-inline.c: Include "tree-flow.h".
7707 (expand_call_inline): If warn_return_type, warn if non-void inline
7708 function falls through.
7709 * tree-cfg.c (execute_warn_function_return): Don't warn about
7710 control reaching end if TREE_NO_WARNING is set. Set
7712 * gimple-low.c (block_may_fallthru): Don't assume that SWITCH_EXPR
7714 * gimplify.c (shortcut_cond_expr): Don't emit a jump over the else
7715 branch if we don't need one.
7716 * c-typeck.c: Include "tree-flow.h"
7717 (c_finish_bc_stmt): Don't add a goto if the current statement
7718 list doesn't fall through to the current point.
7720 2005-01-21 Roger Sayle <roger@eyesopen.com>
7722 PR rtl-optimization/576
7723 * real.c (real_arithmetic): Change return type from void to bool
7724 to return an indication that the result may be inexact.
7725 * real.h (real_arithmeric): Update prototype.
7726 * fold-const.c (const_binop): Don't constant fold floating
7727 point expressions when the user specifies -frounding-math and
7728 the result may depend upon the run-time rounding mode.
7729 (fold_convert_const_real_from_real): Clean-up.
7730 (fold_initializer): Ignore flag_rounding_math for initializers.
7731 * simplify-rtx.c (simplify_binary_operation): Likewise, don't
7732 constant fold FP operations with flag_rounding_math if the
7733 result may depend upon the run-time rounding mode.
7735 2005-01-21 Tom Tromey <tromey@redhat.com>
7737 * c-cppbuiltin.c (define__GNUC__): Correct assertion.
7739 2005-01-21 Kazu Hirata <kazu@cs.umass.edu>
7741 * tree-cfg.c: Fix comment typos.
7743 2005-01-21 J"orn Rennecke <joern.rennecke@st.com>
7745 * passes.c (rest_of_handle_flow2): Close / open the flow2 dump file
7746 around the call to rest_of_handle_branch_target_load_optimize.
7748 2005-01-21 Eric Botcazou <ebotcazou@libertysurf.fr>
7750 * config.gcc (sparc-*-netbsdelf*): Include dbxelf.h
7751 (sparc64-*-openbsd*): Likewise.
7752 (sparclite-*-elf*): Include tm-dwarf2.h.
7753 (sparc86x-*-elf*): Likewise.
7754 (sparc64-*-elf*): Likewise.
7755 * config/sparc/linux64.h (DWARF2_DEBUGGING_INFO): Delete.
7756 (DBX_DEBUGGING_INFO): Likewise.
7757 * config/sparc/liteelf.h (DWARF2_DEBUGGING_INFO): Likewise.
7758 (PREFERRED_DEBUGGING_TYPE): Likewise.
7759 * config/sparc/netbsd-elf.h (PREFERRED_DEBUGGING_TYPE): Likewise.
7760 * config/sparc/sp64-elf.h (DBX_DEBUGGING_INFO): Likewise.
7761 (PREFERRED_DEBUGGING_TYPE): Likewise.
7762 * config/sparc/sp86x-elf.h (DWARF2_DEBUGGING_INFO): Likewise.
7763 (PREFERRED_DEBUGGING_TYPE): Likewise.
7764 * config/sparc/sparc.h (DBX_DEBUGGING_INFO): Likewise.
7766 2005-01-21 Hans-Peter Nilsson <hp@bitrange.com>
7769 * combine.c (combine_simplify_rtx): Revert change of 2004-12-31.
7771 2005-01-20 Paul Brook <paul@codesourcery.com>
7773 * doc/rtl.texi: Document value extension requirements for CONST_INT.
7775 2005-01-20 Kazu Hirata <kazu@cs.umass.edu>
7777 * tree-cfg.c (tree_verify_flow_info): Check that a nonlocal
7778 label is first in a sequence of labels.
7780 * tree-cfg.c (tree_verify_flow_info): Fix a typo.
7782 2005-01-20 Janis Johnson <janis187@us.ibm.com>
7783 Giovanni Bajo <giovannibajo@gcc.gnu.org>
7785 * doc/sourcebuild.texi (Test Directives): New.
7787 2005-01-20 Roger Sayle <roger@eyesopen.com>
7789 * real.c (real_floor): Don't leave the result uninitialized when
7790 mode is VOIDMode, but return the unrounded intermediate value.
7791 (real_ceil): Likewise.
7793 2005-01-20 Paul Brook <paul@codesourcery.com>
7795 * config/arm/arm.md (insv): Use gen_int_mode.
7797 2005-01-20 Eric Botcazou <ebotcazou@libertysurf.fr>
7799 * config/sparc/freebsd.h (ASM_OUTPUT_INTERNAL_LABELREF): Delete.
7800 * config/sparc/linux.h (ASM_OUTPUT_INTERNAL_LABELREF): Likewise.
7801 * config/sparc/linux64.h (ASM_OUTPUT_INTERNAL_LABELREF): Likewise.
7802 * config/sparc/netbsd-elf.h (ASM_OUTPUT_INTERNAL_LABELREF): Likewise.
7803 * config/sparc/sol2.h (ASM_OUTPUT_INTERNAL_LABELREF): Likewise.
7805 2005-01-20 Daniel Berlin <dberlin@dberlin.org>
7808 * dwarf2out.c (concat_loc_descriptor): We don't know we can use
7809 fbreg, so we have to assume we can't.
7810 (loc_descriptor_from_tree_1): Ditto.
7811 (containing_function_has_frame_base): New function.
7812 (add_location_or_const_value_attribute): Use it.
7813 Also try to generate a frame_base from a single element location
7816 2005-01-20 Kazu Hirata <kazu@cs.umass.edu>
7818 PR tree-optimization/15349
7819 * timevar.def (TV_TREE_MERGE_PHI): New.
7820 * tree-cfg.c (tree_forwarder_block_p): Add a new argument
7822 (remove_forwarder_block, cleanup_forwarder_blocks): Adjust the
7823 calls to tree_forwarder_block_p.
7824 (remove_forwarder_block_with_phi, merge_phi_nodes,
7825 gate_merge_phi, pass_merge_phi): New.
7826 * tree-optimize.c (init_tree_optimization_passes): Add
7828 * tree-pass.h: Add an extern for pass_merge_phi;
7830 2005-01-20 Richard Henderson <rth@redhat.com>
7833 * config/i386/emmintrin.h (_mm_castpd_ps, _mm_castpd_si128): New.
7834 (_mm_castps_pd, _mm_castps_si128): New.
7835 (_mm_castsi128_ps, _mm_castsi128_pd): New.
7837 2005-01-20 Richard Henderson <rth@redhat.com>
7840 * config/i386/mmintrin.h (_mm_cvtsi32_si64): Use
7841 __builtin_ia32_vec_init_v2si.
7842 (_mm_cvtsi64_si32): Use __builtin_ia32_vec_ext_v2si.
7843 * config/i386/i386.c (IX86_BUILTIN_VEC_EXT_V2SI): New.
7844 (ix86_init_mmx_sse_builtins): Create it.
7845 (ix86_expand_builtin): Expand it.
7846 (ix86_expand_vector_set): Handle V2SFmode and V2SImode.
7847 * config/i386/mmx.md (vec_extractv2sf_0, vec_extractv2sf_1): New.
7848 (vec_extractv2si_0, vec_extractv2si_1): New.
7850 2005-01-20 Richard Henderson <rth@redhat.com>
7853 * config/i386/i386.c (ix86_expand_push): New.
7854 * config/i386/mmx.md (push<MMXMODE>1): New.
7855 * config/i386/sse.md (push<SSEMODE>1): New.
7856 * config/i386/i386-protos.h: Update.
7858 2005-01-20 Kazu Hirata <kazu@cs.umass.edu>
7860 * params.def, params.h, predict.c, tree-ssa-loop-im.c: Update
7863 2005-01-20 Richard Henderson <rth@redhat.com>
7865 * rtl.def (CONST_VECTOR): Use RTX_CONST_OBJ.
7866 * rtl.h (CONSTANT_P): Don't special case CONST_VECTOR.
7868 2005-01-19 Richard Henderson <rth@redhat.com>
7871 * config/i386/i386.c (ix86_expand_vector_move_misalign): Convert
7872 to V4SFmode in SSE1 fallback load path.
7874 2005-01-19 Richard Henderson <rth@redhat.com>
7876 * config/i386/i386.c (ix86_expand_vector_init_one_var): Fix typo
7877 in QImode expansion to ix86_expand_vector_set.
7878 (ix86_expand_vector_init_general): Fix typo in V8HImode recursive call.
7880 2005-01-19 Richard Henderson <rth@redhat.com>
7883 * config/i386/i386.c (ix86_preferred_reload_class): Return a proper
7884 subclass of the input class.
7885 (ix86_secondary_memory_needed): Always true for cross-MMX classes.
7886 Always true for cross-SSE1 classes. Rationalize conditionals.
7887 * config/i386/i386.h (SSE_CLASS_P, MMX_CLASS_P): Use straight equality.
7888 * config/i386/i386.md (movsi_1): Add MMX/SSE zeros. Fix alternatives
7889 for SSE1. Don't check TARGET_INTER_UNIT_MOVES.
7890 (movdi_2): Add MMX/SSE zeros.
7891 (movdi_1_rex64): Likewise. Don't check TARGET_INTER_UNIT_MOVES.
7892 (movsf_1): Don't check TARGET_INTER_UNIT_MOVES.
7893 (zero_extendsidi2_32, zero_extendsidi2_rex64): Likewise.
7894 (movsi_1_nointernunit, movdi_1_rex64_nointerunit): Remove.
7895 (movsf_1_nointerunit, zero_extendsidi2_32_1): Remove.
7896 (zero_extendsidi2_rex64_1): Remove.
7897 (MOV0 peephole): Check GENERAL_REG_P.
7899 2005-01-19 Richard Henderson <rth@redhat.com>
7902 * config/i386/i386.c (ix86_expand_vector_set): Fix third and fourth
7904 (ix86_expand_vector_extract): Likewise.
7906 2005-01-19 Richard Henderson <rth@redhat.com>
7909 * expr.c (emit_move_change_mode): New argument force; use
7910 simplify_gen_subreg if true.
7911 (emit_move_via_alt_mode): Merge into ...
7912 (emit_move_via_integer): ... here.
7913 (emit_move_ccmode): Use emit_move_change_mode directly.
7915 2005-01-19 Richard Henderson <rth@redhat.com>
7918 * config/alpha/alpha.c (alpha_rtx_costs): Handle HIGH.
7919 (alpha_preferred_reload_class): Handle CONST_VECTOR.
7920 (alpha_emit_set_const_1): Add no_output parameter; don't emit
7922 (alpha_emit_set_const): Likewise. Make static.
7923 (alpha_emit_set_long_const): Make static.
7924 (alpha_extract_integer): Split out from alpha_expand_mov.
7925 (alpha_split_const_mov): Likewise.
7926 (alpha_expand_mov): Use them. Handle CONST_VECTOR.
7927 (alpha_legitimate_constant_p): New.
7928 * config/alpha/alpha-protos.h: Update.
7929 * config/alpha/alpha.h (REGISTER_MOVE_COST): Correct fp<->gp cost.
7930 (LEGITIMATE_CONSTANT_P): Re-implement with a function.
7931 * config/alpha/alpha.md (movsi): Add n alternative.
7932 (movsi_nt_vms, movdi_er_nofix, movdi_er_fix, movdi_fix): Likewise.
7933 (mov<VEC>_fix, mov<VEC>_nofix): Add i alternative.
7934 (splitters for all of the above): Use alpha_split_const_mov.
7935 * config/alpha/predicates.md (non_add_const_operand): New.
7936 (non_zero_const_operand): New.
7937 (input_operand): Use alpha_legitimate_constant_p after reload.
7939 2005-01-19 Zdenek Dvorak <dvorakz@suse.cz>
7941 PR tree-optimization/19038
7942 * tree-ssa-loop-ivopts.c (allow_ip_end_pos_p): New function.
7943 (add_candidate): Add ivs with increment in latch only if
7944 allow_ip_end_pos_p is true.
7945 (determine_iv_cost): Use empty_block_p.
7947 2005-01-19 Daniel Berlin <dberlin@dberlin.org>
7949 * cfganal.c (compute_dominance_frontiers_1): Replace with new algorithm
7950 (compute_dominance_frontiers): Ditto.
7952 2005-01-19 Ralf Corsepius <ralf.corsepius@rtems.org>
7955 * config/sh/t-rtems: New.
7956 * config.gcc (sh-*-rtems*): Reflect having added config/sh/t-rtems.
7958 2005-01-19 Zdenek Dvorak <dvorakz@suse.cz>
7960 * tree-ssa-ccp.c (maybe_fold_offset_to_component_ref): Always subtract
7961 the offset of the selected field.
7963 2005-01-19 Kazu Hirata <kazu@cs.umass.edu>
7965 * tree-cfg.c (remove_forwarder_block): Fix the check to
7966 prevent a nonlocal label from appearing in the middle of a
7969 2005-01-19 Hans-Peter Nilsson <hp@axis.com>
7971 PR rtl-optimization/19462
7972 * reorg.c (find_end_label): Create return insn only if
7973 current_function_epilogue_delay_list is empty.
7975 2005-01-19 Paolo Bonzini <bonzini@gnu.org>
7977 * doc/passes.texi: Remove paragraph mentioning new-ra.
7979 2005-01-19 Jakub Jelinek <jakub@redhat.com>
7981 PR rtl-optimization/15139
7982 * combine.c: Include params.h.
7983 (count_rtxs): New function.
7984 (record_value_for_reg): If replace_rtx would replace at least
7985 2 occurrences of REG in VALUE and TEM is really large, replace REG with
7986 (clobber (const_int 0)) instead of TEM.
7987 * params.def (PARAM_MAX_LAST_VALUE_RTL): New.
7988 * params.h (MAX_LAST_VALUE_RTL): New.
7989 * Makefile.in (combine.o): Depend on $(PARAMS_H).
7990 * doc/invoke.texi (--param max-last-value-rtl=N): Document.
7993 * c-typeck.c (digest_init): Only call build_vector if all constructor
7994 elements are *_CST nodes.
7995 * gimplify.c (gimplify_init_constructor): Likewise.
7998 * c-typeck.c (digest_init): Only call build_vector if inside_init
8001 2005-01-18 Tobias Schl"uter <tobias.schlueter@physik.uni-muenchen.de>
8003 * toplev.c (init_asm_output): Remove dead #ifdef.
8005 2005-01-18 Kaz Kojima <kkojima@gcc.gnu.org>
8007 * config/sh/linux.h (TARGET_C99_FUNCTIONS): Define.
8009 2005-01-18 Eric Botcazou <ebotcazou@libertysurf.fr>
8011 * calls.c (expand_call): Check DECL_BUILT_IN_CLASS before
8012 accessing DECL_FUNCTION_CODE.
8013 * dojump.c (do_jump): Likewise.
8014 * gimplify.c (gimplify_call_expr): Likewise.
8015 * predict.c (expr_expected_value): Likewise.
8016 (strip_builtin_expect): Likewise.
8017 * tree-inline.c (estimate_num_insns_1): Likewise.
8018 * tree-ssa-loop-im.c (stmt_cost): Likewise
8019 * fold-const.c (fold): Test for BUILT_IN_NORMAL.
8020 (tree_expr_nonnegative_p): Likewise.
8022 2005-01-18 Eric Botcazou <ebotcazou@libertysurf.fr>
8024 * config/sparc/sparc.c (load_pic_register): Emit the appropriate
8025 variant of the load_pcrel_sym pattern.
8026 * config/sparc/sparc.md (P macro): Move to the top.
8027 (load_pcrel_sym): Macroize using P.
8028 (save_register_window): Likewise.
8030 2005-01-18 Aldy Hernandez <aldyh@redhat.com>
8032 * config/rs6000/rs6000.md ("sunordered"): Disable for e500.
8035 2005-01-18 Andrew Pinski <pinskia@physics.uc.edu>
8038 * c-typeck.c (build_asm_expr): Strip nops off
8039 input memory operands.
8041 2005-01-18 David Edelsohn <edelsohn@gnu.org>
8043 * config/rs6000/aix43.h (CPLUSPLUS_CPP_SPEC): Delete
8044 _XOPEN_SOURCE, _XOPEN_SOURCE_EXTENDED, _LARGE_FILE_API.
8045 * config/rs6000/aix51.h (CPLUSPLUS_CPP_SPEC): Same.
8046 * config/rs6000/aix52.h (CPLUSPLUS_CPP_SPEC): Same.
8048 2005-01-18 Joel Sherrill <joel.sherrill@oarcorp.com>
8051 * config/i386/i386.c (override_options): If the 80387 is disabled,
8052 then do not return FP values using FP registers.
8054 2005-01-18 Kazu Hirata <kazu@cs.umass.edu>
8056 * basic-block.h, c-common.c, c-cppbuiltin.c, c-lang.c,
8057 c-tree.h, cfgbuild.c, cgraph.c, cgraph.h, collect2.c,
8058 combine.c, config.gcc, coverage.h, cse.c, cselib.c,
8059 defaults.h, df.c, dwarf2asm.c, dwarf2out.c, explow.c, expr.c,
8060 flow.c, fold-const.c, gcse.c, ggc-page.c, gimple-low.c,
8061 gimplify.c, ifcvt.c, langhooks-def.h, lcm.c, optabs.h,
8062 output.h, postreload-gcse.c, postreload.c, recog.c,
8063 resource.c, rtl.def, rtlanal.c, sched-deps.c, sched-rgn.c,
8064 targhooks.h, toplev.c, tree-data-ref.c, tree-eh.c,
8065 tree-flow.h, tree-loop-linear.c, tree-mudflap.h, tree-nrv.c,
8066 tree-optimize.c, tree-outof-ssa.c, tree-pass.h,
8067 tree-scalar-evolution.c, tree-ssa-copy.c, tree-ssa-dce.c,
8068 tree-ssa-dse.c, tree-ssa-loop-ivopts.c, tree-ssa-operands.c,
8069 tree-ssa-pre.c, tree-ssa.c, tree-vectorizer.c, tree.def,
8070 unwind-dw2-fde-darwin.c, var-tracking.c: Update copyright.
8072 * config/darwin.c, config/darwin.h, config/freebsd-spec.h,
8073 config/alpha/alpha.c, config/arm/vfp.md,
8074 config/i386/emmintrin.h, config/i386/i386-modes.def,
8075 config/i386/i386-protos.h, config/i386/i386.h,
8076 config/i386/pmmintrin.h, config/i386/ppro.md,
8077 config/i386/predicates.md, config/i386/xmmintrin.h,
8078 config/i860/i860.c, config/ia64/ia64-modes.def,
8079 config/ia64/ia64-protos.h, config/ia64/ia64.h,
8080 config/ia64/ia64.md, config/ia64/itanium1.md,
8081 config/ia64/itanium2.md, config/ia64/predicates.md,
8082 config/iq2000/iq2000.h, config/mips/linux64.h,
8083 config/rs6000/aix41.h, config/rs6000/aix43.h,
8084 config/rs6000/aix52.h, config/rs6000/darwin-fallback.c,
8085 config/rs6000/rs6000.c, config/rs6000/rs6000.h,
8086 config/rs6000/spe.md, config/sh/sh.md, config/sparc/linux.h,
8087 config/sparc/linux64.h, config/sparc/litecoff.h,
8088 config/sparc/sp64-elf.h, config/sparc/sparc.c,
8089 config/sparc/sparc.h, config/sparc/sparc.md,
8090 config/sparc/sysv4-only.h: Update copyright.
8092 2005-01-18 Richard Henderson <rth@redhat.com>
8095 * config/i386/i386.c (ix86_expand_fp_movcc): Fail for LTGT and UNEQ.
8097 2005-01-18 Marc Espie <espie@openbsd.org>
8098 * config/i386/openbsdelf.h: Typo.
8100 2005-01-18 Richard Henderson <rth@redhat.com>
8102 * config/i386/i386.c (ix86_expand_fp_movcc): Remove TARGET_IEEE_FP
8103 special case for sse.
8104 * config/i386/predicates.md (sse_comparison_operator): Likewise.
8106 2005-01-18 Dorit Naishlos <dorit@il.ibm.com>
8108 * tree-inline.c (estimate_num_insns_1): Added cases for
8109 ALIGN_INDIRECT_REF, MISALIGNED_INDIRECT_REF, and REALIGN_LOAD_EXPR.
8111 2005-01-18 Eric Botcazou <ebotcazou@libertysurf.fr>
8113 PR rtl-optimization/19296
8114 * combine.c (simplify_comparison): Rewrite the condition under
8115 which a non-paradoxical SUBREG of a PLUS can be lifted when
8116 compared against a constant.
8118 2005-01-18 Andi Kleen <ak@muc.de>
8120 * c-typeck.c: (convert_for_assignment): Check warn_pointer_sign.
8121 * c.opt (-Wpointer-sign): Add.
8122 * doc/invoke.texi: (-Wpointer-sign): Add.
8124 2005-01-18 Uros Bizjak <uros@kss-loka.si>
8126 * config/i386/i386.c (override_options): Revert 2004-11-24 change.
8127 * config/i386/i386.md (fmodsf3, dremsf3, *sinsf2, *cossf2, sincossf3,
8128 *tansf3_1, tansf2, atan2sf3_1, atan2sf3, atansf2, asinsf2, acossf2,
8129 logsf2, log10sf2, log2sf2, log1psf2, logbsf2, ilogbsf2, expsf2,
8130 exp10sf2, exp2sf2, expm1sf2, rintsf2, floorsf2, ceilsf2, btruncsf2,
8131 nearbyintsf2): Disable for TARGET_SSE_MATH. Leave patterns enabled
8132 for TARGET_MIX_SSE_I387.
8133 (fmoddf3, dremdf3, *sindf2, *sinextendsfdf2, *cosdf2, *cosextendsfdf2,
8134 sincosdf3, *sincosextendsfdf3, *tandf3_1, tandf2, atan2df3_1,
8135 atan2df3, atandf2, asindf2, acosdf2, logdf2, log10df2, log2df2,
8136 log1pdf2, logbdf2, expdf2, exp10df2, exp2df2, expm1df2, rintdf2,
8137 floordf2, ceildf2, btruncdf2, nearbyintdf2): Disable for
8138 (TARGET_SSE2 && TARGET_SSE_MATH). Leave patterns enabled for
8139 TARGET_MIX_SSE_I387.
8140 (atan2sf3, atan2df3, atan2xf3): Remove register constraints
8143 2005-01-18 Uros Bizjak <uros@kss-loka.si>
8146 * config/i386/mmx.md (*movv2sf_internal_rex64, *movv2sf_internal):
8147 Add movaps alternative for xmm reg->reg move.
8149 2005-01-17 Jeff Law <law@redhat.com>
8151 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Clear SSA_NAME_VALUE
8152 at the end of the main DOM loop rather than just before DOM exits.
8154 2005-01-17 Diego Novillo <dnovillo@redhat.com>
8156 PR tree-optimization/19121
8157 * tree-ssa-alias.c (compute_flow_sensitive_aliasing): When
8158 adding aliases to a name tag, also add them to the pointer's
8160 * tree-ssa-copy.c (merge_alias_info): Do not merge flow
8161 sensitive alias info at all. Only check that the two pointers
8162 have compatible pointed-to sets.
8163 * tree-ssa.c (verify_name_tags): Verify that the alias set of
8164 a pointer's type tag is a superset of the alias set of the
8167 2005-01-17 James E Wilson <wilson@specifixinc.com>
8170 * config/ia64/ia64.md (movxf): Handle general register source. Adjust
8171 comment to document why.
8173 2005-01-17 Richard Henderson <rth@redhat.com>
8175 * config/i386/sse.md (smaxv4sf3_finite, sse_vmsmaxv4sf3_finite,
8176 sminv4sf3_finite, sse_vmsminv4sf3_finite, smaxv2df3_finite,
8177 sse2_vmsmaxv2df3_finite, sminv2df3_finite,
8178 sse2_vmsminv2df3_finite): New.
8179 (smaxv4sf3, sse_vmsmaxv4sf3, sminv4sf3, sse_vmsminv4sf3, smaxv2df3,
8180 sse2_vmsmaxv2df3, sminv2df3, sse2_vmsminv2df3): Remove commutative.
8181 Force op1 into register.
8183 2005-01-17 Kelley Cook <kcook@gcc.gnu.org>
8185 * Makefile.in (STAGEMOVESTUFF): Stage all the stamp files to prevent
8186 bubblestrap from always rebuilding build directory.
8188 2005-01-17 Ulrich Weigand <uweigand@de.ibm.com>
8190 * config/s390/s390.md ("*clc"): Remove incorrect '='.
8191 ("*cmpmem_short"): Likewise.
8193 2005-01-17 Steven Bosscher <stevenb@suse.de>
8195 * basic-block.h: Document BB_* flags.
8196 * regrename.c (copyprop_hardreg_forward): Don't use BB_VISITED,
8197 use an sbitmap instead.
8198 * sched-rgn.c (compute_trg_info): Likewise.
8200 2005-01-17 Richard Sandiford <rsandifo@redhat.com>
8202 * config.gcc (mips64*-*-linux*): Set the default abi to n32. Remove
8203 redundant target_cpu_default and extra_parts lines. Use the default
8205 * config/mips/linux64.h (DRIVER_DEFAULT_ABI_SELF_SPEC): Delete.
8206 (SUBTARGET_EXTRA_SPECS): Delete.
8207 (DRIVER_SELF_SPECS): Remove architecture lines. Set the ABI directly.
8208 (SUBTARGET_ASM_SPEC): Remove -mabi=n32 and -mabi=64 mappings.
8209 * config/mips/t-linux64 (MULTILIB_DIRNAMES): Use "32" for -mabi=32
8210 and "n32" for -mabi=n32.
8212 2005-01-17 Ian Lance Taylor <ian@airs.com>
8215 * c-typeck.c (build_c_cast): Revert patch of 2003-02-16: don't
8216 fold constant variables into initial values.
8218 2005-01-17 Kazu Hirata <kazu@cs.umass.edu>
8220 * tree-cfg.c (tree_can_merge_blocks_p): Reorder two checks.
8222 * tree-cfg.c (tree_forwarder_block_p): Speed up by walking
8223 through the statements backward.
8225 2005-01-17 Ian Lance Taylor <ian@airs.com>
8227 PR middle-end/13127:
8228 * tree-inline.c (expand_call_inline): Set TREE_NO_WARNING on
8229 a variable set to the return value of the inlined function.
8231 2005-01-17 Mark Dettinger <dettinge@de.ibm.com>
8233 * rtlanal.c (rtx_cost): Assign cost of 0 to a SUBREG
8234 when modes are tieable.
8236 2005-01-17 Ranjit Mathew <rmathew@hotmail.com>
8238 * gthr-posix.h (__gthread_active_p): Use pthread_cancel instead
8239 of pthread_create to find out if threads are enabled.
8240 * gthr-posix95.h (__gthread_active_p): Likewise.
8242 2005-01-17 Paolo Bonzini <bonzini@gnu.org>
8244 * common.opt (-fnew-ra): Remove.
8246 * toplev.h (flag_new_regalloc): Remove.
8247 * Makefile.in (ra*.*): Don't mention.
8248 * passes.c (rest_of_handle_new_regalloc): Remove.
8249 (rest_of_handle_combine, rest_of_compilation): Always consider
8250 flag_new_regalloc as false.
8251 * doc/invoke.texi: Don't document -fnew-ra.
8253 2005-01-17 Paolo Bonzini <bonzini@gnu.org>
8255 * bb-reorder.c (fix_edges_for_rarely_executed_code): Remove
8256 last parameter to reg_scan.
8257 * loop.c (loop_optimize): Likewise.
8258 * passes.c (rest_of_handle_tracer, rest_of_handle_if_conversion,
8259 rest_of_handle_web, rest_of_handle_cfg, rest_of_handle_jump_bypass,
8260 rest_of_handle_life, rest_of_handle_cse, rest_of_handle_cse2,
8261 rest_of_handle_gcse, rest_of_handle_loop_optimize,
8262 rest_of_handle_loop2, rest_of_handle_jump2): Likewise.
8263 * regclass.c (reg_scan): Likewise, for the declaration.
8264 * rtl.h (reg_scan): Likewise, for the prototype.
8266 2005-01-17 Kazu Hirata <kazu@cs.umass.edu>
8268 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Don't call
8269 mark_dfs_back_edges.
8271 2005-01-16 Daniel Berlin <dberlin@dberlin.org>
8273 * tree-ssa-pre.c (add_to_sets): s1 may be NULL.
8274 (compute_avail): Uses don't go in tmp_gen.
8276 2005-01-16 Steven Bosscher <stevenb@suse.de>
8278 * ggc-page.c (ggc_alloc_stat): Use __builtin_ctzl instead of a
8279 loop to look for a free slot in a page entry.
8281 2005-01-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
8284 * defaults.h (TARGET_DEFERRED_OUTPUT_DEFS): Provide default.
8285 * toplev.c (compile_file): Call process_pending_assemble_output_defs
8286 just before targetm.asm_out.file_end.
8287 * tree.h (process_pending_assemble_output_defs): Declare.
8288 * varasm.c (assemble_output_def, process_pending_assemble_output_defs):
8290 (assemble_alias): Defer generation of assembly code for defines when
8291 TARGET_DEFERRED_OUTPUT_DEFS is true.
8292 * config/rs6000/aix41.h (TARGET_DEFERRED_OUTPUT_DEFS): Define.
8293 * config/rs6000/aix43.h (TARGET_DEFERRED_OUTPUT_DEFS): Define.
8294 * doc/tm.texi (TARGET_DEFERRED_OUTPUT_DEFS): document.
8296 2005-01-15 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
8299 * pa.c (pa_scalar_mode_supported_p): New function.
8300 (TARGET_SCALAR_MODE_SUPPORTED_P): Define.
8301 * pa.h (MIN_UNITS_PER_WORD): Add comment.
8303 * pa-protos.h (prefetch_operand): Delete.
8304 (prefetch_cc_operand, prefetch_nocc_operand): New declations.
8305 * pa.c (prefetch_operand): Delete.
8306 (prefetch_cc_operand, prefetch_nocc_operand): New functions.
8307 * pa.h (EXTRA_CONSTRAINT): Add `W' constraint.
8308 (PREDICATE_CODES): Delete prefetch_operand. Add prefetch_cc_operand
8309 and prefetch_nocc_operand.
8310 * pa.md (prefetch): Rework to avoid reload problems handling short
8311 displacements when a cache control completer needs to be provided.
8312 (prefetch_32, prefetch_64): Delete.
8313 (prefetch_cc, prefetch_nocc): New patterns.
8315 2005-01-15 David Edelsohn <edelsohn@gnu.org>
8317 * config/rs6000/aix52.h (CPLUSPLUS_CPP_SPEC): Revert previous change.
8319 2005-01-15 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
8322 * pa.c (pa_asm_output_aligned_common): Warn if specified alignment
8323 exceeds maximum alignment for global common data.
8324 * pa64-hpux.h (MAX_OFILE_ALIGNMENT): Define to 32768.
8325 * som.h (MAX_OFILE_ALIGNMENT): Likewise.
8327 2004-01-15 Roger Sayle <roger@eyesopen.com>
8329 * tree-ssa-dom.c (extract_range_from_cond): Correct condition.
8331 2004-01-15 Roger Sayle <roger@eyesopen.com>
8333 * harg-reg-set.h (reg_class_names): Prototype global array.
8334 * regclass.c (reg_class_names): Declare here and initialize to
8336 (dump_regclass): Remove local declaration of reg_class_names.
8337 (regclass): Likewise.
8338 * cfg.c (dump_flow_info): Likewise.
8339 * ra-debug.c (reg_class_names): Likewise.
8340 * regrename.c (reg_class_names): Likewise.
8341 * reload.c (reg_class_names): Likewise.
8342 * reload1.c (spill_failure): Likewise.
8343 * config/m68hc11/m68hc11.c (reg_class_names): Likewise.
8345 2005-01-15 Ulrich Weigand <uweigand@de.ibm.com>
8347 * config/s390/s390.md ("reload_outti"): Remove predicate for
8348 output operand. Abort if operand is not a MEM.
8349 ("reload_outdi", "reload_outdf"): Likewise.
8351 2005-01-15 Marc Espie <espie@openbsd.org>
8353 * config.gcc (*-*-openbsd*): Set HAS_LIBC_R for OpenBSD <= 3.2.
8354 (i[34567]86-*-openbsd*): Switch to ELF for OpenBSD >= 3.4.
8355 * config/openbsd.h: Fix C++ includes for native configurations.
8356 Add proper OS_CPP_BUILTINS. Fix libspec for recent OpenBSD.
8357 Add trampoline support.
8358 * config/i386/openbsdelf.h: New.
8360 2005-01-15 Marc Espie <espie@openbsd.org>
8362 * collect2.c (main): Explicitly parse -dynamic-linker option.
8364 2005-01-15 Jakub Jelinek <jakub@redhat.com>
8366 PR tree-optimization/19060
8367 * tree-ssa-dom.c (extract_range_from_cond) <case LT_EXPR, GT_EXPR>:
8368 Return 0 if op1 <= TYPE_MIN_VALUE () resp. op1 >= TYPE_MAX_VALUE ().
8369 (simplify_cond_and_lookup_avail_expr): Add assert for dummy == 0
8370 and handle extract_range_from_cond returning false.
8371 * fold-const.c (fold): Optimize comparisons with min/max even for
8372 width > HOST_BITS_PER_WIDE_INT.
8374 2005-01-15 Ralf Corsepius <ralf.corsepius@rtems.org>
8376 * config/mips/rtems.h (MIPS_DEFAULT_GVALUE): Set to 0.
8377 * config/mips/t-rtems (MULTILIBS_DIRNAMES,MULTILIB_OPTIONS):
8378 Remove little endian multilib variants.
8379 Add mips32 multilib variant.
8381 2005-01-15 Kazu Hirata <kazu@cs.umass.edu>
8383 * explow.c (copy_all_reg, stabilize): Remove.
8384 * expr.h: Remove the corresponding prototypes.
8386 * rtlanal.c (regs_set_between_p): Remove.
8387 * rtl.h: Remove the corresponding prototype.
8389 2005-01-14 David Edelsohn <edelsohn@gnu.org>
8391 * config/rs6000/rs6000.c (rs6k_nonimmediate_operand): Rename
8392 to rs6000_nonimmediate_operand.
8393 * config/rs6000/rs6000.h (PREDICATE_CODES): Rename
8394 rs6k_nonimmediate_operand to rs6000_nonimmediate_operand.
8395 * config/rs6000/rs6000.md (movsi_internal1): Rename predicate to
8396 rs6000_nonimmediate_operand.
8397 * config/rs6000/spe.md (movdf_e500_double): Rename predicate to
8398 rs6000_nonimmediate_operand.
8400 2005-01-14 Andrew Pinski <pinskia@physics.uc.edu>
8402 * tree-ssa-alias.c (pass_may_alias): Add TODO_verify_stmts.
8404 2005-01-14 Aldy Hernandez <aldyh@redhat.com>
8406 * config/rs6000/rs6000.h (CLASS_MAX_NREGS): DF goes in 1 register
8408 (CANNOT_CHANGE_MODE_CLASS): Restrict DI mode changes on e500v2.
8409 (PREDICATE_CODES): Add rs6k_nonimmediate_operand.
8411 * config/rs6000/rs6000.c (invalid_e500_subreg): New.
8412 (rs6k_nonimmediate_operand): New.
8413 (rs6000_legitimate_offset_address_p): Handle DI modes on e500v2
8415 (legitimate_lo_sum_address_p): Same.
8416 (rs6000_legitimize_address): Same.
8417 (rs6000_legitimize_reload_address): Same.
8418 (rs6000_legitimate_address): Same.
8419 (spe_build_register_parallel): Pass DF and DC modes in a DI
8422 * config/rs6000/rs6000.md ("*movsi_internal1"): Change predicate
8423 to rs6k_nonimmediate_operand.
8425 * config/rs6000/spe.md ("*frob_df_di"): New.
8426 ("*frob_di_df"): New.
8427 ("*frob_di_df_2"): New.
8428 ("*mov_sidf_e500_subreg0"): New.
8429 ("*mov_sidf_e500_subreg4"): New.
8430 ("*movdf_e500_double"): Change predicate to
8431 rs6k_nonimmediate_operand.
8433 2005-01-14 Aldy Hernandez <aldyh@redhat.com>
8435 * postreload.c (move2add_note_store): Only call
8436 trunc_int_for_mode on scalar integers.
8438 2005-01-14 Steven Bosscher <stevenb@suse.de>
8440 * tree-ssa-dce.c (visited_control_parents): New sbitmap to
8441 replace BB_VISITED uses.
8442 (find_obviously_necessary_stmts): Don't clear BB_VISITED.
8443 (propagate_necessity): Check the bitmap instead of BB_VISITED.
8444 (tree_dce_done): Free visited_control_parents.
8445 (perform_tree_ssa_dce): Allocate and clear it.
8446 * tree-ssa-pre.c (compute_antic_aux): Make non-recursive.
8447 (compute_antic): Iterate from here using a DFS. Use an sbitmap
8448 instead of BB_VISITED.
8450 2005-01-14 Kazu Hirata <kazu@cs.umass.edu>
8452 * c-tree.h, coverage.h, langhooks-def.h, optabs.h, output.h,
8453 rtl.h, targhooks.h, tree-flow.h, tree-mudflap.h, tree.h:
8454 Remove unused prototypes.
8456 2005-01-14 Aldy Hernandez <aldyh@redhat.com>
8458 * config/rs6000/rs6000.c (rs6000_stack_info): Fix caching of SPE
8459 64-bit register usage.
8460 (spe_func_has_64bit_regs_p): Add FIXME note.
8462 2005-01-14 Aldy Hernandez <aldyh@redhat.com>
8464 * config/rs6000/rs6000.c (rs6000_generate_compare): Replace
8465 flag_finite_math_only with flag_unsafe_math_optimizations.
8467 2005-01-14 J. D. Johnston <jjohnst@us.ibm.com>
8469 * config/s390/tpf-unwind.h (s390_fallback_frame_state): Correct
8471 (__tpf_eh_return): Copy TPF private stack area from the module
8472 boundary stack frame. Add check for when module addresses are
8473 equal, but no stub address is found.
8475 2005-01-14 Richard Earnshaw <rearnsha@arm.com>
8478 * arm.h (struct machine_function): Add call_via field.
8479 (thumb_call_via_label): Declare.
8480 * arm.c (thumb_call_via_label): New variable.
8481 (thumb_call_reg_needed): New variable.
8482 (arm_output_function_epilogue): For Thumb code, output any per-function
8483 call-indirect trampolines.
8484 (thumb_call_via_reg): New function.
8485 (arm_file_end): New function.
8486 (TARGET_ASM_FILE_END): Call arm_file_end.
8487 (aof_file_end): Likewise.
8488 * arm-protos.h (thumb_call_via_reg): Declare.
8489 * arm.md (call_reg_thumb, call_value_reg_thumb): Call
8490 thumb_call_via_reg in normal case.
8492 2005-01-14 Jakub Jelinek <jakub@redhat.com>
8495 PR rtl-optimization/19348
8496 * recog.c (peephole2_optimize): Do global life update if some peephole
8497 decides it doesn't need at least one of its inputs and that change
8498 influences liveness at the start of the basic block.
8500 * basic-block.h (EXECUTE_IF_AND_COMPL_IN_REG_SET): Needs 2 REGSET
8501 arguments instead of 1.
8503 2005-01-14 Eric Botcazou <ebotcazou@libertysurf.fr>
8506 * varasm.c (initializer_constant_valid_p) <ADDR_EXPR>: Return
8507 zero for nested functions needing a static chain or functions
8508 with a non-constant address.
8510 2005-01-13 Roger Sayle <roger@eyesopen.com>
8512 * simplify-rtx.c (simplify_binary_operation) <AND>: Optimize
8513 (and (sign_extend X) C) into (zero_extend (and X C)).
8515 2005-01-13 David O'Brien <obrien@FreeBSD.org>
8517 * config/freebsd-spec.h: Make KSE pthread lib logic the default.
8519 2005-01-13 Richard Henderson <rth@redhat.com>
8524 * config/i386/i386.md (cmpdf, cmpsf, bunordered, bordered, buneq,
8525 bunge, bungt, bunle, bunlt, bltgt): Enable for TARGET_SSE_MATH,
8526 not just TARGET_SSE.
8527 (cmpfp_i_387): Rename from cmpfp_i. Move after sse patterns.
8528 (cmpfp_i_mixed): Rename from cmpfp_i_sse; use for TARGET_MIX_SSE_I387.
8529 (cmpfp_i_sse): Rename from cmpfp_i_sse_only; use for TARGET_SSE_MATH.
8530 (cmpfp_iu_mixed, cmpfp_iu_sse, cmpfp_iu_387): Similarly.
8531 (fp_jcc_1_mixed, fp_jcc_1_sse, fp_jcc_1_387): Similarly.
8532 (fp_jcc_2_mixed, fp_jcc_2_sse, fp_jcc_2_387): Similarly.
8533 (fp_jcc_3_387, fp_jcc_4_387, fp_jcc_5_387, fp_jcc_6_387,
8534 fp_jcc_7_387, fp_jcc_8_387): Rename from fp_jcc_N.
8535 (movdicc_c_rex64): Rename with '*'.
8536 (movsfcc, movdfcc): Add checks for 387 and sse math to condition.
8537 (movsfcc_1_sse_min, movsfcc_1_sse_max, movsfcc_1_sse): New.
8538 (movsfcc_1_387): Rename from movsfcc_1.
8539 (movdfcc_1_sse_min, movdfcc_1_sse_max, movdfcc_1_sse): New.
8540 (movdfcc_1, movdfcc_1_rex64): Add check for 387.
8541 (sminsf3, smaxsf3, smindf3, smaxdf3): New.
8542 (minsf3, minsf, minsf_nonieee, minsf_sse, mindf3, mindf,
8543 mindf_nonieee, mindf_sse, maxsf3, maxsf, maxsf_nonieee, maxsf_sse,
8544 maxdf3, maxdf, maxdf_nonieee, maxdf_sse, sse_movsfcc, sse_movsfcc_eq,
8545 sse_movdfcc, sse_movdfcc_eq, sse_movsfcc_const0_1,
8546 sse_movsfcc_const0_2, sse_movsfcc_const0_3, sse_movsfcc_const0_4,
8547 sse_movdfcc_const0_1, sse_movdfcc_const0_2, sse_movdfcc_const0_3,
8548 sse_movdfcc_const0_4): Remove.
8549 * config/i386/i386.c (ix86_expand_fp_movcc): For TARGET_SSE_MATH,
8550 recognize min/max early. Update for changed sse cmove patterns.
8551 (ix86_split_sse_movcc): New.
8552 * config/i386/i386-protos.h: Update.
8554 2005-01-13 Steven Bosscher <stevenb@suse.de>
8556 * tree-ssa-dse.c (fix_phi_uses): Use SSA operand iterators.
8557 (fix_stmt_v_may_defs): Likewise.
8559 2005-01-13 Richard Henderson <rth@redhat.com>
8561 * config/i386/i386.c (ix86_expand_fp_absneg_operator): Use elt_mode
8562 for converting the mask.
8564 2005-01-13 David Edelsohn <edelsohn@gnu.org>
8566 * config/rs6000/aix52.h (CPLUSPLUS_CPP_SPEC): Change _XOPEN_SOURCE
8569 2005-01-13 Richard Henderson <rth@redhat.com>
8571 * config/i386/i386.c (IX86_BUILTIN_MOVQ, IX86_BUILTIN_LOADD,
8572 IX86_BUILTIN_STORED, IX86_BUILTIN_MOVQ2DQ,
8573 IX86_BUILTIN_MOVDQ2Q): Remove.
8574 (IX86_BUILTIN_VEC_EXT_V4SI): New.
8575 (ix86_init_mmx_sse_builtins, ix86_expand_builtin): Update to match.
8576 (ix86_expand_vector_extract): For V4S[FI], extract element 0 after
8578 * config/i386/sse.md (sse_concatv2sf): Accept zero operand 2.
8579 (sse2_pextrw): Fix immediate constraint.
8580 (sse2_loadq, sse2_loadq_rex64): Remove.
8581 * config/i386/emmintrin.h (_mm_cvtsi128_si32, _mm_cvtsi128_si64x):
8582 Use __builtin_ia32_vec_ext_<size>.
8583 (_mm_cvtsi32_si128, _mm_cvtsi64x_si128): Use _mm_set_epi<size>.
8585 2005-01-13 Aldy Hernandez <aldyh@redhat.com>
8587 * function.c (assign_parm_setup_block): Look inside original
8588 entry_parm when inspecting PARALLEL.
8590 2005-01-13 Ralf Corsepius <ralf.corsepius@rtems.org>
8591 Joel Sherrill <joel@oarcorp.com>
8594 * gthr-rtems.h (__gthread_recursive_mutex_t): New type.
8595 (__GTHREAD_RECURSIVE_MUTEX_INIT_FUNCTION): Define to
8596 rtems_gxx_recursive_mutex_init.
8597 (__gthread_recursive_mutex_lock): New function.
8598 (__gthread_recursive_mutex_trylock): Likewise.
8599 (__gthread_recursive_mutex_unlock): Likewise.
8601 2005-01-13 Ralf Corsepius <ralf.corsepius@rtems.org>
8603 * config/i386/t-rtems-i386: Multilib on -mtune instead of -mcpu.
8605 2005-01-13 Jan Beulich <jbeulich@novell.com>
8607 * config/ia64/ia64.md (ashlti3, ashlti3_internal): New.
8608 (ashrti3_internal): Indicate output is early clobber. Generate result
8609 into output rather than first input. Use move for low word of output
8610 if shift count is exactly 64.
8611 (lshrti3_internal): Likewise.
8613 2005-01-13 Hans-Peter Nilsson <hp@bitrange.com>
8617 * reload1.c (delete_output_reload): Don't delete an output reload
8618 if the pseudo lives longer than a single basic block. Adjust and
8619 improve wording of comment.
8621 2005-01-12 Andrew Pinski <pinskia@physics.uc.edu>
8624 * config/darwin.c (machopic_select_section): Use TYPE_SIZE_UNIT instead
8625 of TYPE_SIZE where we mean the number of bytes.
8627 2005-01-12 Aldy Hernandez <aldyh@redhat.com>
8629 * function.c (assign_parm_setup_block): Relax condition on
8630 multi-register optimization.
8632 2005-01-12 Nick Clifton <nickc@redhat.com>
8634 * config/sh/sh.md (udivsi3_sh2a, divsi3_sh2a): Give these patterns
8635 an "in_delay_slot" attribute of "no" to prevent them being used in
8636 delay slots. This is forbidden because they might generate
8639 2005-01-12 Alan Modra <amodra@bigpond.net.au>
8642 * config/rs6000/rs6000.md (movtf_internal): Replace r->o and m->r
8645 2005-01-12 Nick Clifton <nickc@redhat.com>
8647 * config/iq2000/iq2000.h (ASM_SPEC): Undefine (to stop -Qy being
8648 passed on to GAS) but do not define, as GAS no longer supports or
8649 needs the -m2000 option.
8651 2005-01-11 Roger Sayle <roger@eyesopen.com>
8653 * builtins.c (fold_builtin_fabs): Convert argument to the appropriate
8654 type as args of unprototyped builtins aren't automatically promoted.
8655 (fold_builtin_abs): Likewise.
8657 2005-01-11 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8659 * Makefile.in: Set a `build-warn' variable.
8661 2005-01-11 Zdenek Dvorak <dvorakz@suse.cz>
8663 PR tree-optimization/17949
8664 * tree-ssa-loop-ivopts.c (may_be_unaligned_p): New function.
8665 (find_interesting_uses_address): Use it.
8667 2005-01-11 Aldy Hernandez <aldyh@redhat.com>
8669 * regrename.c (kill_value): Handle subreg's that won't simplify.
8671 2005-01-11 Richard Henderson <rth@redhat.com>
8674 * config/i386/i386.h (enum ix86_builtins): Move ...
8675 * config/i386/i386.c: ... here.
8676 (IX86_BUILTIN_MOVDDUP, IX86_BUILTIN_MMX_ZERO, IX86_BUILTIN_PEXTRW,
8677 IX86_BUILTIN_PINSRW, IX86_BUILTIN_LOADAPS, IX86_BUILTIN_LOADSS,
8678 IX86_BUILTIN_STORESS, IX86_BUILTIN_SSE_ZERO, IX86_BUILTIN_PEXTRW128,
8679 IX86_BUILTIN_PINSRW128, IX86_BUILTIN_LOADAPD, IX86_BUILTIN_LOADSD,
8680 IX86_BUILTIN_STOREAPD, IX86_BUILTIN_STORESD, IX86_BUILTIN_STOREHPD,
8681 IX86_BUILTIN_STORELPD, IX86_BUILTIN_SETPD1, IX86_BUILTIN_SETPD,
8682 IX86_BUILTIN_CLRPD, IX86_BUILTIN_LOADPD1, IX86_BUILTIN_LOADRPD,
8683 IX86_BUILTIN_STOREPD1, IX86_BUILTIN_STORERPD, IX86_BUILTIN_LOADDQA,
8684 IX86_BUILTIN_STOREDQA, IX86_BUILTIN_CLRTI,
8685 IX86_BUILTIN_LOADDDUP): Remove.
8686 (IX86_BUILTIN_VEC_INIT_V2SI, IX86_BUILTIN_VEC_INIT_V4HI,
8687 IX86_BUILTIN_VEC_INIT_V8QI, IX86_BUILTIN_VEC_EXT_V2DF,
8688 IX86_BUILTIN_VEC_EXT_V2DI, IX86_BUILTIN_VEC_EXT_V4SF,
8689 IX86_BUILTIN_VEC_EXT_V8HI, IX86_BUILTIN_VEC_EXT_V4HI,
8690 IX86_BUILTIN_VEC_SET_V8HI, IX86_BUILTIN_VEC_SET_V4HI): New.
8691 (ix86_init_builtins): Make static.
8692 (ix86_init_mmx_sse_builtins): Update for changed builtins.
8693 (ix86_expand_binop_builtin): Only use ix86_fixup_binary_operands
8694 if all the modes match. Otherwise, fake it.
8695 (get_element_number, ix86_expand_vec_init_builtin,
8696 ix86_expand_vec_ext_builtin, ix86_expand_vec_set_builtin): New.
8697 (ix86_expand_builtin): Make static. Update for changed builtins.
8698 (ix86_expand_vector_move_misalign): Use sse2_loadlpd with zero
8699 operand instead of sse2_loadsd. Cast sse1 fallback to V4SFmode.
8700 (ix86_expand_vector_init_duplicate): New.
8701 (ix86_expand_vector_init_low_nonzero): New.
8702 (ix86_expand_vector_init_one_var, ix86_expand_vector_init_general):
8703 Split out from ix86_expand_vector_init; handle integer modes.
8704 (ix86_expand_vector_init): Use them.
8705 (ix86_expand_vector_set, ix86_expand_vector_extract): New.
8706 * config/i386/i386-protos.h: Update.
8707 * config/i386/predicates.md (reg_or_0_operand): New.
8708 * config/i386/mmx.md (mov<MMXMODEI>_internal): Add 'r' variants.
8709 (movv2sf_internal): Likewise. And a splitter to match them all.
8710 (vec_dupv2sf, mmx_concatv2sf, vec_setv2sf, vec_extractv2sf,
8711 vec_initv2sf, vec_dupv4hi, vec_dupv2si, mmx_concatv2si, vec_setv2si,
8712 vec_extractv2si, vec_initv2si, vec_setv4hi, vec_extractv4hi,
8713 vec_initv4hi, vec_setv8qi, vec_extractv8qi, vec_initv8qi): New.
8714 (mmx_pinsrw): Fix operand ordering.
8715 * config/i386/sse.md (movv4sf splitter): Use direct pattern,
8716 rather than sse_loadss expander.
8717 (movv2df splitter): Similarly.
8718 (sse_loadss, sse_loadlss): Remove.
8719 (vec_dupv4sf, sse_concatv2sf, sse_concatv4sf, vec_extractv4sf_0): New.
8720 (vec_setv4sf, vec_setv2df): Use ix86_expand_vector_set.
8721 (vec_extractv4sf, vec_extractv2df): Use ix86_expand_vector_extract.
8722 (sse3_movddup): Rename with '*'.
8723 (sse3_movddup splitter): Use gen_rtx_REG instead of gen_lowpart.
8724 (sse2_loadsd): Remove.
8725 (vec_dupv2df_sse3): Rename from sse3_loadddup.
8726 (vec_dupv2df, vec_concatv2df_sse3, vec_concatv2df): New.
8727 (sse2_pinsrw): Fix argument ordering.
8728 (sse2_loadld, sse2_loadq): Add sse1 alternatives.
8729 (sse2_stored): Remove 'r' destination.
8730 (vec_dupv4si, vec_dupv2di, sse2_concatv2si, sse1_concatv2si,
8731 vec_concatv4si_1, vec_concatv2di, vec_setv2di, vec_extractv2di,
8732 vec_initv2di, vec_setv4si, vec_extractv4si, vec_initv4si,
8733 vec_setv8hi, vec_extractv8hi, vec_initv8hi, vec_setv16qi,
8734 vec_extractv16qi, vec_initv16qi): New.
8736 * config/i386/emmintrin.h (__m128i, __m128d): Use typedef, not define.
8737 (_mm_set_sd, _mm_set1_pd, _mm_setzero_pd, _mm_set_epi64x,
8738 _mm_set_epi32, _mm_set_epi16, _mm_set_epi8, _mm_setzero_si128): Use
8740 (_mm_load_pd, _mm_store_pd): Use plain dereference.
8741 (_mm_load_si128, _mm_store_si128): Likewise.
8742 (_mm_load1_pd): Use _mm_set1_pd.
8743 (_mm_load_sd): Use _mm_set_sd.
8744 (_mm_store_sd, _mm_storeh_pd): Use __builtin_ia32_vec_ext_v2df.
8745 (_mm_store1_pd, _mm_storer_pd): Use _mm_store_pd.
8746 (_mm_set_epi64): Use _mm_set_epi64x.
8747 (_mm_set1_epi64x, _mm_set1_epi64, _mm_set1_epi32, _mm_set_epi16,
8748 _mm_set1_epi8, _mm_setr_epi64, _mm_setr_epi32, _mm_setr_epi16,
8749 _mm_setr_epi8): Use _mm_set_foo form.
8750 (_mm_loadl_epi64, _mm_movpi64_epi64, _mm_move_epi64): Use _mm_set_epi64.
8751 (_mm_storel_epi64, _mm_movepi64_pi64): Use __builtin_ia32_vec_ext_v2di.
8752 (_mm_extract_epi16): Use __builtin_ia32_vec_ext_v8hi.
8753 (_mm_insert_epi16): Use __builtin_ia32_vec_set_v8hi.
8754 * config/i386/mmintrin.h (_mm_setzero_si64): Use plain cast.
8755 (_mm_set_pi32): Use __builtin_ia32_vec_init_v2si.
8756 (_mm_set_pi16): Use __builtin_ia32_vec_init_v4hi.
8757 (_mm_set_pi8): Use __builtin_ia32_vec_init_v8qi.
8758 (_mm_set1_pi16, _mm_set1_pi8): Use _mm_set_piN variant.
8759 * config/i386/pmmintrin.h (_mm_loaddup_pd): Use _mm_load1_pd.
8760 (_mm_movedup_pd): Use _mm_shuffle_pd.
8761 * config/i386/xmmintrin.h (_mm_setzero_ps, _mm_set_ss,
8762 _mm_set1_ps, _mm_set_ps, _mm_setr_ps): Use constructor form.
8763 (_mm_cvtpi16_ps, _mm_cvtpu16_ps, _mm_cvtpi8_ps, _mm_cvtpu8_ps,
8764 _mm_cvtps_pi8, _mm_cvtpi32x2_ps): Avoid __builtin_ia32_mmx_zero;
8766 (_mm_load_ss, _mm_load1_ps): Use _mm_set* form.
8767 (_mm_load_ps, _mm_loadr_ps): Use raw dereference.
8768 (_mm_store_ss): Use __builtin_ia32_vec_ext_v4sf.
8769 (_mm_store_ps): Use raw dereference.
8770 (_mm_store1_ps): Use _mm_storeu_ps.
8771 (_mm_storer_ps): Use _mm_store_ps.
8772 (_mm_extract_pi16): Use __builtin_ia32_vec_ext_v4hi.
8773 (_mm_insert_pi16): Use __builtin_ia32_vec_set_v4hi.
8775 2005-01-11 Stan Shebs <shebs@apple.com>
8777 * config/rs6000/rs6000.c (machopic_output_stub): Issue
8778 ldu instead of lwzu if 64-bit -mdynamic-no-pic.
8780 2005-01-11 Andrew Pinski <pinskia@physics.uc.edu>
8783 * config/rs6000/rs6000.c (rs6000_special_round_type_align):
8784 Skip all DECLs except for FIELD_DECLs.
8786 2005-01-11 Andreas Krebbel <krebbel1@de.ibm.com>
8788 * config/s390/s390.c (override_options): Return error if
8789 -mbackchain, -mpacked-stack and -mhard-float are used together.
8790 (s390_va_start): Remove the backchain && packed-stack special case.
8791 (s390_gimplify_va_arg): Likewise.
8792 * doc/invoke.texi: Remove the ABI incompatibility note.
8794 2005-01-11 Andreas Krebbel <krebbel1@de.ibm.com>
8796 * config/s390/s390.c (struct s390_frame_layout): Remove
8798 (s390_frame_info, s390_emit_prologue): Replace occurrences of
8799 save_backchain_p with TARGET_BACKCHAIN.
8801 2005-01-11 Alan Modra <amodra@bigpond.net.au>
8804 * builtins.c (std_gimplify_va_arg_expr): Adjust alignment of *ap.
8805 * expr.h (struct locate_and_pad_arg_data): Add "boundary".
8806 * function.c (locate_and_pad_parm): Set new field.
8807 (assign_parm_find_stack_rtl): Use it instead of FUNCTION_ARG_BOUNDARY.
8808 Tweak where_pad test to include "none". Always set mem align for
8810 (assign_parm_adjust_stack_rtl): Discard stack_parm if alignment
8811 not sufficient for type.
8812 (assign_parm_setup_block): If stack_parm is zero on entry, always
8813 make a new stack local. Block move old stack parm if necessary
8814 to new aligned stack local.
8815 (assign_parm_setup_stack): Use a block move to handle
8816 potentially misaligned entry_parm.
8817 (assign_parms_unsplit_complex): Specify required alignment when
8818 creating stack local.
8819 * calls.c (compute_argument_addresses): Override alignment of stack
8820 arg calculated from its type with the alignment given by
8821 FUNCTION_ARG_BOUNDARY.
8822 (store_one_arg): Likewise.
8824 2005-01-11 Jan Beulich <jbeulich@novell.com>
8826 * config/ia64/ia64.md (zero_extendsidi2): Replace zxt4 by addp4.
8827 Change respective itanium_class attribute to ialu.
8828 (shladdp4_internal): New.
8829 * config/ia64/predicates.md (shladd_log2_operand): New.
8831 2005-01-11 Richard Henderson <rth@redhat.com>
8833 * expr.c (store_constructor): Use rtvec_alloc instead of
8834 alloca+gen_rtvec_v, and an incorrect number passed to alloca.
8836 2005-01-11 Kazu Hirata <kazu@cs.umass.edu>
8838 * config/alpha/alpha.c, config/i386/mmx.md: Fix comment typos.
8840 2005-01-11 Alan Modra <amodra@bigpond.net.au>
8842 * varasm.c (default_section_type_flags_1): Don't set SECTION_SMALL.
8843 * config/ia64/ia64.c (TARGET_SECTION_TYPE_FLAGS): Define.
8844 (TARGET_RWRELOC): Define.
8845 (ia64_rwreloc_section_type_flags): Delete.
8846 (ia64_section_type_flags): New function.
8847 * config/ia64/hpux.h (TARGET_SECTION_TYPE_FLAGS): Don't define.
8848 (TARGET_RWRELOC): Define.
8850 2005-01-10 David Mosberger <davidm@hpl.hp.com>
8853 * config/ia64/ia64.c (process_set): For alloc insn, only call
8854 process_epilogue is !frame_pointer_needed.
8856 2005-01-10 Roger Sayle <roger@eyesopen.com>
8859 * c-common.c (c_common_truthvalue_conversion): TRUTH_NOT_EXPR is a
8860 unary operator and can't be treated as a binary/comparison operator.
8862 2005-01-10 Richard Henderson <rth@redhat.com>
8864 * config/i386/i386.c (ix86_function_value): Use type_natural_mode.
8865 (ix86_return_in_memory): Likewise.
8866 (function_arg_advance): Likewise. Mirror structure in function_arg
8867 for choosing register to advance.
8869 2005-01-10 Kazu Hirata <kazu@cs.umass.edu>
8871 * tree-vectorizer.c, tree.def: Fix comment typos.
8873 2005-01-10 Mark Dettinger <dettinge@de.ibm.com>
8875 * config/s390/s390.c (struct processor_costs): 4 new fields:
8876 ddbr, ddr, debr, der.
8877 (s390_rtx_costs): More precise handling of divide instructions.
8879 2005-01-10 David Edelsohn <edelsohn@gnu.org>
8881 * config/rs6000/t-aix43 (BOOT_LDFLAGS): Define.
8883 2005-01-10 Jan Beulich <jbeulich@novell.com>
8885 * config/ia64/ia64.c (ia64_in_small_data_p): Also handle the section
8886 names resulting from -ffunction-sections/-fdata-sections and linkonce
8888 * varasm.c (default_section_type_flags_1): Also set SECTION_SMALL
8889 based on the section name. Rearrange the section name comparison logic
8890 slightly so that each section name is compared against at most once.
8892 2005-01-10 Ben Elliston <bje@au.ibm.com>
8894 * doc/invoke.texi (Code Gen Options): Add PowerPC to the list of
8895 targets for which -fPIC reduces limitations on the GOT size.
8897 2005-01-09 Falk Hueffner <falk@debian.org>
8899 * fold-const.c (fold): Also handle EXACT_DIV_EXPR when folding
8902 2005-01-09 David Edelsohn <edelsohn@gnu.org>
8905 * collect2.c (main): Set aixrtl_flag for -brtl option.
8906 (resolve_lib_name): Search for .so file extension before .a
8909 2005-01-09 Dorit Naishlos <dorit@il.ibm.com>
8911 * tree-vectorizer.c (vect_enhance_data_refs_alignment): Add dump prints.
8912 (vect_analyze_data_refs_alignment): Add dump prints.
8914 2005-01-09 Ira Rosen <irar@il.ibm.com>
8916 * tree-vectorizer.c (vect_analyze_offset_expr): Use
8917 expr_invariant_in_loop_p.
8918 Initialize outputs first thing in the function.
8919 (vect_update_ivs_after_vectorizer): Call initial_condition_in_loop_num.
8920 (vect_is_simple_iv_evolution): Call initial_condition_in_loop_num.
8921 (vect_analyze_pointer_ref_access): Check that the initial condition of
8922 the access function is loop invariant.
8924 2005-01-09 Richard Henderson <rth@redhat.com>
8926 * config/i386/i386.c (bdesc_2arg): Update names for mmx_ prefixes.
8927 (ix86_expand_builtin): Likewise. Frob MASKMOVQ wrt the input mem
8928 just like MASKMOVDQU. Return plain zero for MMX_ZERO.
8929 * config/i386/i386.md (MMXMODEI, mov<MMXMODEI>,
8930 mov<MMXMODEI>_internal_rex64, mov<MMXMODEI>_internal, movv2sf,
8931 movv2sf_internal_rex64, movv2sf_internal, MMXMODE,
8932 movmisalign<MMXMODE>, mmx_pmovmskb, mmx_maskmovq, mmx_maskmovq_rex,
8933 sse_movntdi, addv8qi3, addv4hi3, addv2si3, mmx_adddi3, ssaddv8qi3,
8934 ssaddv4hi3, usaddv8qi3, usaddv4hi3, subv8qi3, subv4hi3, subv2si3,
8935 mmx_subdi3, sssubv8qi3, sssubv4hi3, ussubv8qi3, ussubv4hi3,
8936 mulv4hi3, smulv4hi3_highpart, umulv4hi3_highpart, mmx_pmaddwd,
8937 sse2_umulsidi3, mmx_iordi3, mmx_xordi3, mmx_anddi3, mmx_nanddi3,
8938 mmx_uavgv8qi3, mmx_uavgv4hi3, mmx_psadbw, mmx_pinsrw, mmx_pinsrw,
8939 mmx_pextrw, mmx_pshufw, eqv8qi3, eqv4hi3, eqv2si3, gtv8qi3, gtv4hi3,
8940 gtv2si3, umaxv8qi3, smaxv4hi3, uminv8qi3, sminv4hi3, ashrv4hi3,
8941 ashrv2si3, lshrv4hi3, lshrv2si3, mmx_lshrdi3, ashlv4hi3, ashlv2si3,
8942 mmx_ashldi3, mmx_packsswb, mmx_packssdw, mmx_packuswb, mmx_punpckhbw,
8943 mmx_punpckhwd, mmx_punpckhdq, mmx_punpcklbw, mmx_punpcklwd,
8944 mmx_punpckldq, emms, addv2sf3, subv2sf3, subrv2sf3, gtv2sf3, gev2sf3,
8945 eqv2sf3, pfmaxv2sf3, pfminv2sf3, mulv2sf3, femms, pf2id, pf2iw,
8946 pfacc, pfnacc, pfpnacc, pi2fw, floatv2si2, pfrcpv2sf2, pfrcpit1v2sf3,
8947 pfrcpit2v2sf3, pfrsqrtv2sf2, pfrsqit1v2sf3, pmulhrwv4hi3, pswapdv2si2,
8948 pswapdv2sf2): Move to mmx.md; rename as necessary with leading
8950 (mmx_clrdi, pavgusb): Remove.
8951 (ldmxcsr, stmxcsr, sfence, sfence_insn): Move to sse.md; rename
8952 with leading sse_ prefix.
8953 * config/i386/sse.md: Receive them.
8954 * config/i386/mmx.md: New file.
8955 (MMXMODE12, MMXMODE24, mmxvecsize): New.
8956 (subrv2sf3): Turn into expander for normal subtraction.
8957 (mmx_addv2sf3, mmx_mulv2sf3, mmx_smaxv2sf3, mmx_sminv2sf3,
8958 mmx_eqv2sf3, mmx_mulv4hi3, mmx_smulv4hi3_highpart,
8959 mmx_umulv4hi3_highpart, mmx_pmaddwd, mmx_pmulhrwv4hi3, sse2_umulsidi3,
8960 mmx_umaxv8qi3, mmx_smaxv4hi3, mmx_uminv8qi3, mmx_sminv4hi3): Mark
8961 commutative; use ix86_binary_operator_ok.
8962 (mmx_add<MMXMODEI>3, mmx_ssadd<MMXMODE12>3, mmx_usadd<MMXMODE12>3,
8963 mmx_sub<MMXMODEI>3, mmx_sssub<MMXMODE12>3, mmx_ussub<MMXMODE12>3
8964 mmx_ashr<MMXMODE24>3, mmx_lshr<MMXMODE23>3, mmx_ashl<MMXMODE24>3
8965 mmx_eq<MMXMODEI>3, mmx_gt<MMXMODEI>3, mmx_and<MMXMODEI>3,
8966 mmx_nand<MMXMODEI>3, mmx_ior<MMXMODEI>3, mmx_xor<MMXMODEI>3):
8967 Macroize from existing patterns; use ix86_binary_operator_ok.
8968 (mmx_packsswb, mmx_packssdw, mmx_packuswb): Add memory alternative.
8969 (mmx_punpckhbw, mmx_punpcklbw, mmx_punpckhwd, mmx_punpcklwd,
8970 mmx_punpckhdq, mmx_punpckhdq, mmx_punpckldq): Likewise. Model
8971 with vec_select+vec_concat.
8972 (mmx_pshufw, mmx_pshufw_1): Likewise.
8973 (mmx_uavgv8qi3): Merge pavgusb. Model correcty.
8974 (mmx_uavgv4hi3): Model correctly.
8975 * config/i386/mmintrin.h (_mm_and_si64, _mm_andnot_si64, _mm_or_si64,
8976 _mm_xor_si64): Remove casts.
8978 2005-01-09 Zdenek Dvorak <dvorakz@suse.cz>
8980 PR tree-optimization/19224
8981 * tree-scalar-evolution.c (get_instantiated_value,
8982 set_instantiated_value): New functions.
8983 (instantiate_parameters_1): Cache the results.
8984 (instantiate_parameters, resolve_mixers): Initialize and free
8987 2005-01-08 David Edelsohn <edelsohn@gnu.org>
8989 * config/i386/i386.md (addhi_4): Correct reference in comment.
8992 2005-01-08 Richard Henderson <rth@redhat.com>
8994 * config/i386/emmintrin.h (_mm_cvtsi128_si32): Move earlier.
8995 (_mm_cvtsi128_si64x): Likewise.
8996 (_mm_srl_epi64, _mm_srl_epi32, _mm_srl_epi16, _mm_sra_epi32,
8997 _mm_sra_epi16, _mm_sll_epi64, _mm_sll_epi32, _mm_sll_epi16): Use
8998 the _mm_{srl,sll}i_foo counterpart, and _mm_cvtsi128_si32.
8999 * config/i386/i386-modes.def: Add V16HI, V32QI, V4DF, V8SF.
9000 * config/i386/i386-protos.h: Update.
9001 * config/i386/i386.c (print_operand): Add 'H'.
9002 (ix86_fixup_binary_operands): Split out from ...
9003 (ix86_expand_binary_operator): ... here.
9004 (ix86_fixup_binary_operands_no_copy): New.
9005 (ix86_expand_fp_absneg_operator): Handle vector mode results.
9006 (bdesc_2arg): Update names for sse{,2,3}_ prefixes.
9007 (ix86_init_mmx_sse_builtins): Remove *maskncmp* special cases.
9008 (safe_vector_operand): Use CONST0_RTX.
9009 (ix86_expand_binop_builtin): Use ix86_fixup_binary_operands.
9010 (ix86_expand_builtin): Merge CODE_FOR_sse2_maskmovdqu_rex64 and
9011 CODE_FOR_sse2_maskmovdqu. Special case SSE version of MASKMOVDQU
9012 expansion. Update names for sse{,2,3}_ prefixes. Remove *maskncmp*
9014 * config/i386/i386.h (IX86_BUILTIN_CMPNGTSS): New.
9015 (IX86_BUILTIN_CMPNGESS): New.
9016 * config/i386/i386.md (UNSPEC_FIX_NOTRUNC): New.
9017 (attr type): Add sselog1.
9018 (attr unit, attr memory): Handle it.
9019 (movti, movti_internal, movti_rex64): Move near other integer moves.
9020 (movtf, movtf_internal): Move near other fp moves.
9021 (SSEMODE, SSEMODEI, vec_setv2df, vec_extractv2df, vec_initv2df,
9022 vec_setv4sf, vec_extractv4sf, vec_initv4sf, movv4sf, movv4sf_internal,
9023 movv2df, movv2df_internal, mov<SSEMODEI>, mov<SSEMODEI>_internal,
9024 movmisalign<SSEMODE>, sse_movups_1, sse_movmskps, sse_movntv4sf,
9025 sse_movhlps, sse_movlhps, sse_storehps, sse_loadhps, sse_storelps,
9026 sse_loadlps, sse_loadss, sse_loadss_1, sse_movss, sse_storess,
9027 sse_shufps, addv4sf3, vmaddv4sf3, subv4sf3, vmsubv4sf3, negv4sf2,
9028 mulv4sf3, vmmulv4sf3, divv4sf3, vmdivv4sf3, rcpv4sf2, vmrcpv4sf2,
9029 rsqrtv4sf2, vmrsqrtv4sf2, sqrtv4sf2, vmsqrtv4sf2, sse_andv4sf3,
9030 sse_nandv4sf3, sse_iorv4sf3, sse_xorv4sf3, sse2_andv2df3,
9031 sse2_nandv2df3, sse2_iorv2df3, sse2_xorv2df3, sse2_andv2di3,
9032 sse2_nandv2di3, sse2_iorv2di3, sse2_xorv2di3, maskcmpv4sf3,
9033 vmmaskcmpv4sf3, sse_comi, sse_ucomi, sse_unpckhps, sse_unpcklps,
9034 smaxv4sf3, vmsmaxv4sf3, sminv4sf3, vmsminv4sf3, cvtpi2ps, cvtps2pi,
9035 cvttps2pi, cvtsi2ss, cvtsi2ssq, cvtss2si, cvtss2siq, cvttss2si,
9036 cvttss2siq, addv2df3, vmaddv2df3, subv2df3, vmsubv2df3, mulv2df3,
9037 vmmulv2df3, divv2df3, vmdivv2df3, smaxv2df3, vmsmaxv2df3, sminv2df3,
9038 vmsminv2df3, sqrtv2df2, vmsqrtv2df2, maskcmpv2df3, vmmaskcmpv2df3,
9039 sse2_comi, sse2_ucomi, sse2_movmskpd, sse2_pmovmskb, sse2_maskmovdqu,
9040 sse2_maskmovdqu_rex64, sse2_movntv2df, sse2_movntv2di, sse2_movntsi,
9041 cvtdq2ps, cvtps2dq, cvttps2dq, cvtdq2pd, cvtpd2dq, cvttpd2dq,
9042 cvtpd2pi, cvttpd2pi, cvtpi2pd, cvtsd2si, cvtsd2siq, cvttsd2si,
9043 cvttsd2siq, cvtsi2sd, cvtsi2sdq, cvtsd2ss, cvtss2sd, cvtpd2ps,
9044 cvtps2pd, addv16qi3, addv8hi3, addv4si3, addv2di3, ssaddv16qi3,
9045 ssaddv8hi3, usaddv16qi3, usaddv8hi3, subv16qi3, subv8hi3, subv4si3,
9046 subv2di3, sssubv16qi3, sssubv8hi3, ussubv16qi3, ussubv8hi3, mulv8hi3,
9047 smulv8hi3_highpart, umulv8hi3_highpart, sse2_umulsidi3,
9048 sse2_umulv2siv2di3, sse2_pmaddwd, sse2_uavgv16qi3, sse2_uavgv8hi3,
9049 sse2_psadbw, sse2_pinsrw, sse2_pextrw, sse2_pshufd, sse2_pshuflw,
9050 sse2_pshufhw, eqv16qi3, eqv8hi3, eqv4si3, gtv16qi3, gtv8hi3,
9051 gtv4si3, umaxv16qi3, smaxv8hi3, uminv16qi3, sminv8hi3, ashrv8hi3,
9052 ashrv4si3, lshrv8hi3, lshrv4si3, lshrv2di3, ashlv8hi3, ashlv4si3,
9053 ashlv2di3, sse2_ashlti3, sse2_lshrti3, sse2_unpckhpd, sse2_unpcklpd,
9054 sse2_packsswb, sse2_packssdw, sse2_packuswb, sse2_punpckhbw,
9055 sse2_punpckhwd, sse2_punpckhdq, sse2_punpcklbw, sse2_punpcklwd,
9056 sse2_punpckldq, sse2_punpcklqdq, sse2_punpckhqdq, sse2_movupd,
9057 sse2_movdqu, sse2_movdq2q, sse2_movdq2q_rex64, sse2_movq2dq,
9058 sse2_movq2dq_rex64, sse2_loadd, sse2_stored, sse2_storehpd,
9059 sse2_loadhpd, sse2_storelpd, sse2_loadlpd, sse2_movsd, sse2_loadsd,
9060 sse2_loadsd_1, sse2_storesd, sse2_shufpd, sse2_clflush, sse2_mfence,
9061 mfence_insn, sse2_lfence, lfence_insn, mwait, monitor, addsubv4sf3,
9062 addsubv2df3, haddv4sf3, haddv2df3, hsubv4sf3, hsubv2df3, movshdup,
9063 movsldup, lddqu, loadddup, movddup): Move to sse.md. Any with
9064 non-optabs meanings renamed with an "sse{,2,3}_" prefix at the
9066 (SSEPUSH, push<SSEPUSH>): Remove.
9067 (MMXPUSH, push<MMXPUSH>): Remove.
9068 (sse_movaps, sse_movaps_1, sse_movups): Remove.
9069 (sse2_movapd, sse2_movdqa, sse2_movq): Remove.
9070 (sse2_andti3, sse2_nandti3, sse2_iorti3, sse2_xorti3): Remove.
9071 (sse_clrv4sf, sse_clrv2df, sse2_clrti): Remove.
9072 (maskncmpv4sf3, vmmaskncmpv4sf3): Remove.
9073 (maskncmpv2df3, vmmaskncmpv2df3): Remove.
9074 (ashrv8hi3_ti, ashrv4si3_ti, lshrv8hi3_ti, lshrv4si3_ti): Remove.
9075 (lshrv2di3_ti, ashlv8hi3_ti, ashlv4si3_ti, ashlv2di3_ti): Remove.
9076 * config/i386/athlon.md (athlon_sselog_load): Handle sselog1.
9077 (athlon_sselog_load_k8, athlon_sselog, athlon_sselog_k8): Likewise.
9078 * config/i386/ppro.md (ppro_sse_div_V4SF_load): Fix memory attr.
9079 (ppro_sse_log_V4SF_load): Similarly. Handle sselog1.
9080 (ppro_sse_log_V4SF): Handle sselog1.
9081 * config/i386/predicates.md (const_0_to_1_operand): New.
9082 (const_0_to_255_mul_8_operand): New.
9083 (const_1_to_31_operand): Rename from const_int_1_31_operand.
9084 (const_2_to_3_operand, const_4_to_7_operand): New.
9085 * config/i386/sse.md: New file.
9086 (SSEMODE12, SSEMODE24, SSEMODE124, SSEMODE248, ssevecsize): New.
9087 (sse_movups): Rename from sse_movups_1.
9088 (sse_loadlss): Rename from sse_loadss_1.
9089 (andv4sf3, iorv4sf3, xorv4sf3, andv2df3): Remove the sse prefix
9091 (negv4sf2): Use ix86_expand_fp_absneg_operator.
9092 (absv4sf2, negv2df, absv2df): New.
9093 (addv4sf3): Add expander to call ix86_fixup_binary_operands_no_copy.
9094 (subv4sf3, mulv4sf3, divv4sf3, smaxv4sf3, sminv4sf3, andv4sf3,
9095 iorv4sf3, xorv4sf3, addv2df3, subv2df3, mulv2df3, divv2df3,
9096 smaxv2df3, sminv2df3, andv2df3, iorv2df3, xorv2df3, mulv8hi3,
9097 umaxv16qi3, smaxv8hi3, uminv16qi3, sminv8hi3): Likewise.
9098 (sse3_addsubv4sf3): Model correctly.
9099 sse3_haddv4sf3, sse3_hsubv4sf3, sse3_addsubv2df3, sse3_haddv2df3,
9100 sse3_hsubv2df3, sse2_ashlti3, sse2_lshrti3): Likewise.
9101 (sse_movhlps): Model with vec_select+vec_concat.
9102 (sse_movlhps, sse_unpckhps, sse_unpcklps, sse3_movshdup,
9103 sse3_movsldup, sse_shufps, sse_shufps_1, sse2_unpckhpd, sse3_movddup,
9104 sse2_unpcklpd, sse2_shufpd, sse2_shufpd_1, sse2_punpckhbw,
9105 sse2_punpcklbw, sse2_punpckhwd, sse2_punpcklwd, sse2_punpckhdq,
9106 sse2_punpckldq, sse2_punpckhqdq, sse2_punpcklqdq, sse2_pshufd,
9107 sse2_pshufd_1, sse2_pshuflw, sse2_pshuflw_1, sse2_pshufhw,
9108 sse2_pshufhw_1): Likewise.
9109 (neg<SSEMODEI>2, one_cmpl<SSEMODEI>2): New.
9110 (add<SSEMODEI>3, sse2_ssadd<SSEMODE12>3, sse2_usadd<SSEMODE12>3,
9111 sub<SSEMODEI>3, sse2_sssub<SSEMODE12>3, sse2_ussub<SSEMODE12>3,
9112 ashr<SSEMODE24>3, lshr<SSEMODE248>3, sse2_eq<SSEMODE124>3,
9113 sse2_gt<SSEMODDE124>3, and<SSEMODEI>3, sse_nand<SSEMODEI>3,
9114 ior<SSEMODEI>3, xor<SSEMODEI>3): Macroize from existing patterns.
9115 (addv4sf3, sse_vmaddv4sf3, mulv4sf3, sse_vmmulv4sf3, smaxv4sf3,
9116 sse_vmsmaxv4sf3, sminv4sf3, sse_vmsminv4sf3, addv2df3, sse2_vmaddv2df3,
9117 mulv2df3, sse2_vmmulv2df3, smaxv2df3, sse2_vmsmaxv2df3, sminv2df3,
9118 sse2_vmsminv2df3, umaxv16qi3, smaxv8hi3, uminv16qi3
9119 sminv8hi3): Mark commutative
9120 operands. Use ix86_binary_operator_ok.
9121 (sse_unpckhps, sse_unpcklps, sse2_packsswb, sse2_packssdw,
9122 sse2_packuswb, sse2_punpckhbw, sse2_punpcklbw, sse2_punpckhwd,
9123 sse2_punpcklwd, sse2_punpckhdq, sse2_punpckldq, sse2_punpckhqdq,
9124 sse2_punpcklqdq): Allow operand2 in memory.
9125 (sse_movhlps, sse_movlhps, sse2_unpckhpd, sse2_unpcklpd
9126 sse2_movsd): Add memory alternatives.
9127 (sse_storelps): Turn expander into an insn; split after reload.
9128 (sse_storess, sse2_loadhpd, sse2_loadlpd): Add non-xmm inputs.
9129 (sse2_storehpd, sse2_storelpd): Add non-xmm outputs.
9131 2005-01-08 Eric Botcazou <ebotcazou@libertysurf.fr>
9133 * configure.ac (DWARF-2 debug_line): Use objdump.
9134 * configure: Regenerate.
9136 2005-01-08 Jeff Law <law@redhat.com>
9137 Diego Novillo <dnovillo@redhat.com>
9139 PR tree-optimization/18241
9140 * tree-nrv.c (tree_nrv): Ignore volatile return values.
9141 * tree-ssa-dse.c (dse_optimize_stmt): Do not optimize
9142 statements with volatile operands.
9143 * tree-ssa-operands.c (add_stmt_operand): Do add volatile
9144 operands after marking a statement with has_volatile_ops.
9146 2005-01-08 Roger Sayle <roger@eyesopen.com>
9148 * tree.c (int_fits_type_p): Always honor integer constant
9149 TYPE_MIN_VALUE and TYPE_MAX_VALUE if they exist.
9151 2005-01-08 Roger Sayle <roger@eyesopen.com>
9153 * ifcvt.c (find_if_case_1): Reinstate 2005-01-04 change, now that
9154 the latent bug in rtl_delete_block has been resolved.
9156 2005-01-08 Richard Sandiford <rsandifo@redhat.com>
9158 * config/mips/t-iris6 (MULTILIB_DIRNAMES): Use -mabi argument values.
9159 (MULTILIB_OSDIRNAMES): Use the standard lib, lib32 and lib64.
9161 2005-01-08 Richard Sandiford <rsandifo@redhat.com>
9163 * config/mips/t-slibgcc-irix (SHLIB_LINK): Install a copy of the
9164 library as @multilib_dir@/$(SHLIB_SONAME).
9166 2005-01-07 Eric Botcazou <ebotcazou@libertysurf.fr>
9168 * configure.ac (HAVE_AS_OFFSETABLE_LO10): Fix typo.
9169 * configure: Regenerate.
9171 2005-01-07 Jakub Jelinek <jakub@redhat.com>
9173 * c-common.c (handle_mode_attribute): For ENUMERAL_TYPE, also copy
9176 2005-01-07 David Edelsohn <edelsohn@gnu.org>
9179 * config/rs6000/rs6000.c (rs6000_legitimize_reload_address):
9180 Convert non-word aligned offset address using ld/std into
9183 2005-01-07 Richard Henderson <rth@redhat.com>
9185 * config/i386/i386.md (sse_loadhps splitter): Fix operand number typo.
9187 2005-01-07 Richard SAndiford <rsandifo@redhat.com>
9189 * tree.h (IS_EXPR_CODE_CLASS): Use a straight-forward range check.
9191 2005-01-07 Jakub Jelinek <jakub@redhat.com>
9193 PR tree-optimization/19283
9194 * fold-const.c (fold_widened_comparison): Return NULL if shorter_type
9195 is not shorter than the original type.
9197 PR rtl-optimization/19012
9198 * config/i386/i386.md (addqi_1_slp): Set memory attribute.
9200 PR rtl-optimization/18861
9201 * cfgbuild.c (BLOCK_USED_BY_TABLEJUMP): Define.
9202 (FULL_STATE): Define.
9203 (mark_tablejump_edge): New function.
9204 (purge_dead_tablejump_edges): New function.
9205 (find_bb_boundaries): Use it.
9207 PR tree-optimization/18828
9208 * builtins.c (expand_builtin_next_arg): Remove argument and all
9209 the argument checking.
9210 (expand_builtin): Adjust caller.
9211 (expand_builtin_va_start): Likewise. Remove error for too many
9213 (fold_builtin_next_arg): Issue error for too many arguments.
9214 After checking arguments, replace them with magic arguments that
9215 prevent further checking of the args.
9217 2005-01-06 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
9219 * pa64-hpux.h (STARTFILE_SPEC): Fix typo in spec.
9221 2005-01-06 Roger Sayle <roger@eyesopen.com>
9224 * gcc.c (input_suffix_matches): Tweak the semantics of %{.s:...}
9225 and %{.S:...} (and their negative variants) to test whether the
9226 input file is assembler or pre-processed-assembler independent of
9227 the actual filename extension.
9229 2005-01-06 Roger Sayle <roger@eyesopen.com>
9231 * simplify-rtx.c (simplify_subreg): Simplify truncations of shifts
9232 of sign or zero extended values.
9234 2005-01-06 Geoffrey Keating <geoffk@apple.com>
9236 * c-cppbuiltin.c (builtin_define_float_constants): Set __*_EPSILON__
9237 for IBM long double format correctly.
9239 2005-01-06 Daniel Berlin <dberlin@dberlin.org>
9241 Fix PR tree-optimization/18792
9243 * tree-data-ref.c (build_classic_dist_vector): Change first_loop
9244 to first_loop_depth, and use loop depth instead of loop number.
9245 (build_classic_dir_vector): Ditto.
9246 (compute_data_dependences_for_loop): Use depth, not loop number.
9247 * tree-loop-linear.c (try_interchange_loops): Use loop depth, not loop
9248 number. Pass in loops, instead of loop numbers.
9249 (gather_interchange_stats): Ditto.
9250 (linear_transform_loops): Ditto.
9252 2005-01-06 Richard Sandiford <rsandifo@redhat.com>
9255 * loop.c (get_monotonic_increment, biased_biv_fits_mode_p,
9256 biv_fits_mode_p, extension_within_bounds_p): New functions.
9257 (check_ext_dependent_givs): Use them.
9259 2005-01-06 Roger Sayle <roger@eyesopen.com>
9261 * cfgrtl.c (rtl_delete_block): A basic block may be followed by
9262 more than one barrier, in which case we should delete them all.
9264 2005-01-06 Tobias Schlueter <tobias.schlueter@physik.uni-muenchen.de>
9266 * gcc.c (process_command): Change year in 'gcc --version' to 2005.
9268 2005-01-05 Daniel Berlin <dberlin@dberlin.org>
9270 Fix PR middle-end/19286
9272 * dwarf2out.c (gen_subprogram_die): If we've already tried to
9273 output this subprogram, simply ignore this attempt to do it again.
9274 (add_abstract_origin_attribute): Don't abort trying to add the abstract
9275 origin attribute if it's not possible.
9276 (gen_block_die): Don't ignore subblocks of "unused" blocks.
9277 (decls_for_scope): Ditto.
9278 * gimple-low.c (mark_blocks_with_used_subblocks): Remove.
9279 (mark_used_blocks): Don't call mark_blocks_with_used_subblocks.
9281 2005-01-05 Richard Henderson <rth@redhat.com>
9284 * config/i386/i386.c (BUILTIN_DESC_SWAP_OPERANDS): New.
9285 (bdesc_2arg): Use it.
9286 (ix86_expand_binop_builtin): Force operands into registers
9288 (ix86_expand_unop_builtin, ix86_expand_unop1_builtin,
9289 ix86_expand_sse_compare, ix86_expand_sse_comi,
9290 ix86_expand_builtin): Likewise.
9292 2005-01-05 Richard Henderson <rth@redhat.com>
9294 * config/ia64/ia64.c (rtx_needs_barrier): Handle CONST_VECTOR
9296 * config/ia64/vect.md (mulv8qi3): Re-implement with mix_[rl].
9297 (mulv4hi3): Set itanium_class mmmul.
9298 (fpack_sfxf, fpack_xfsf, fpack_xfxf): Remove.
9299 (fpack): Rename from fpack_sfsf.
9301 2005-01-05 Richard Henderson <rth@redhat.com>
9304 * reload1.c (do_input_reload): Restrict the optimization deleteing
9305 a previous output reload to RELOAD_FOR_INPUT.
9307 2005-01-05 Steven Bosscher <stevenb@suse.de>
9309 * combine.c (expand_compound_operation) <ZERO_EXTRACT>: Add
9310 comment that we fall through after case.
9311 (mark_used_regs_combine): Don't expect a SIGN_EXTRACT in a SET_DEST.
9312 (distribute_links): Likewise.
9313 * cse.c (cse_insn): Likewise.
9314 * cselib.c (cselib_invalidate_mem): Likewise.
9315 * df.c: Update comments at the top of the file.
9316 (read_modify_subreg_p): Update comments here too.
9317 (df_def_record_1): Don't expect a SIGN_EXTRACT in a SET_DEST.
9318 * flow.c (mark_set_1): Likewise.
9319 (mark_used_regs): Likewise.
9320 * gcse.c (mems_conflict_for_gcse_p): Likewise.
9321 (canon_list_insert): Likewise.
9322 (mark_set): Likewise.
9323 (try_replace_reg): Likewise.
9324 (store_killed_in_insn): Likewise.
9325 * loop.c (count_one_set): Likewise.
9326 (basic_induction_var): Likewise.
9327 * postreload-gcse.c (find_mem_conflicts): Likewise.
9328 * postreload.c (reload_combine_note_store): Likewise.
9329 (move2add_note_store): Likewise.
9330 * reload.c (find_equiv_reg): Likewise.
9331 (mark_referenced_resources): Likewise.
9332 * rtlanal.c (set_noop_p): Likewise.
9333 (note_stores): Likewise.
9334 (note_uses): Likewise.
9335 * sched-deps.c (sched_analyze_1): Likewise.
9336 * sched-rgn.c (check_live_1): Likewise.
9337 (update_live_1): Likewise.
9338 * config/i860/i860.c: Likewise.
9340 * rtl.dec (SIGN_EXTRACT): Document that this cannot appear as
9342 (ZERO_EXTRACT): Mention that this one can be an lvalue.
9344 * doc/rtl.texi: Update documentation for bit-fields and SET.
9346 2005-01-05 Roger Sayle <roger@eyesopen.com>
9348 * ifcvt.c (find_if_case_1): Revert 2005-01-04 change.
9350 2005-01-05 Jan Hubicka <jh@suse.cz>
9351 Richard Henderson <rth@redhat.com>
9354 * config/i386/i386.c (ix86_expand_move): Handle tls symbols
9357 2005-01-05 Richard Henderson <rth@redhat.com>
9360 * config/i386/i386.md (sse_movhps, sse_movlps): Remove.
9361 (sse_shufps): Change operand 3 to const_int_operand.
9362 (sse2_storelps): Fix typo in template.
9363 (sse_storehps, sse_loadhps, sse_storelps, sse_loadlps): New.
9364 * config/i386/i386.c (ix86_expand_vector_move_misalign): Use them.
9365 (ix86_expand_builtin): Likewise.
9367 2005-01-05 Julian Brown <julian@codesourcery.com>
9369 * config/arm/arm.c (arm_return_in_memory): Treat complex types
9370 as aggregates for AAPCS ABIs.
9372 2005-01-05 Stan Shebs <shebs@apple.com>
9374 * unwind-dw2-fde-darwin.c (examine_objects): Use 64-bit
9375 Mach-O getters if ppc64.
9376 * config/darwin.c (darwin_asm_output_dwarf_delta): Obey
9378 * config/darwin.h (ASM_PREFERRED_EH_DATA_FORMAT): Use
9379 signed four-byte field for global code case.
9380 (STARTFILE_SPEC): Avoid crt2.o for 64-bit compilation.
9382 2005-01-05 Roger Sayle <roger@eyesopen.com>
9385 * c-common.c: Include real.h.
9386 (c_common_truthvalue_conversion): Avoid destructively modifying expr.
9387 Correctly handle TREE_CONSTANT_OVERFLOW for INTEGER_CST.
9388 Correctly handle TREE_CONSTANT_OVERFLOW and NaNs for REAL_CST.
9389 * Makefile.in (c-common.o): Update dependencies.
9391 2005-01-05 Joseph S. Myers <joseph@codesourcery.com>
9393 * c-parse.in (asm_string): Add trailing semicolon.
9395 2005-01-05 Joseph S. Myers <joseph@codesourcery.com>
9397 * c-parse.in (asm_string): New. Don't allow wide strings in
9399 (simple_asm_expr, asm_argument, asm_operand, asm_clobbers): Use
9400 asm_string instead of STRING.
9402 2005-01-05 Joseph S. Myers <joseph@codesourcery.com>
9404 * c-typeck.c (constructor_no_implicit): Remove.
9405 (set_designator, process_init_element): Don't check
9406 constructor_no_implicit.
9408 2005-01-05 J"orn Rennecke <joern.rennecke@st.com>
9409 Kaz Kojima <kkojima@gcc.gnu.org>
9412 * lcm.c (create_pre_exit): New.
9413 (optimize_mode_switching): In MODE_ENTRY / MODE_EXIT case, set
9414 ENTRY_EXIT_EXTRA to 3. Use create_pre_exit.
9416 2004-01-05 Richard Earnshaw <rearnsha@arm.com>
9418 * arm.h (TARGET_OPTIONS): Correctly record -mhard-float and
9419 -msoft-float in target_float_switch.
9420 * arm.c (arm_override_options): Fix processing of target_float_switch.
9422 2004-01-05 Richard Earnshaw <rearnsha@arm.com>
9424 * arm/vfp.md (arm_movsi_vfp): Hide VFP register classes from register
9427 2004-01-05 Uros Bizjak <uros@kss-loka.si>
9429 * doc/invoke.texi (Intel 386 and AMD x86-64 Options):
9430 Replace i387 with 'i386 compiler' in -mfpmath=sse option.
9432 2005-01-04 Roger Sayle <roger@eyesopen.com>
9434 * ifcvt.c (find_if_case_1): Avoid creating an empty forwarder block,
9435 if deleting the then-block allows the test-block to fallthru to the
9438 2005-01-04 Andrew Pinski <pinskia@physics.uc.edu>
9441 * c-decl.c (diagnose_mismatched_decls): Accept "extern inline" declared
9442 after the full declaration if the are in two different TUs.
9444 2005-01-04 Richard Henderson <rth@redhat.com>
9447 * tree-sra.c (generate_one_element_init): Just
9448 call gimplify_and_add.
9449 (generate_element_init): Record the
9450 new referenced variables and mark them for renaming
9451 and split out to ...
9452 (generate_element_init_1): This.
9453 (scalarize_init): Don't call push_gimplify_context/
9454 pop_gimplify_context.
9456 2005-01-04 Geoffrey Keating <geoffk@apple.com>
9458 * toplev.c (get_src_pwd): Handle failure of getpwd().
9460 2005-01-04 Roger Sayle <roger@eyesopen.com>
9462 * fold-const.c (fold_single_bit_test): Delete unreachable handling
9464 (fold): Don't call fold_single_bit_test with a TRUTH_NOT_EXPR, as
9465 all the cases handled by it are inverted by invert_truthvalue.
9467 2005-01-04 Eric Botcazou <ebotcazou@libertysurf.fr>
9469 * config/sparc/sparc.md (save_register_windowdi): Add missing mode.
9470 (save_register_windowsi): Likewise.
9472 2005-01-04 Richard Henderson <rth@redhat.com>
9474 * tree-mudflap.c (mf_varname_tree): Fix thinko setting declname.
9476 2005-01-04 Uros Bizjak <uros@kss-loka.si>
9479 * cse.c (fold_rtx) [RTX_COMPARE, RTX_COMM_COMPARE]: Don't attempt
9480 any simplifications of vector mode comparison operators.
9481 * simplify-rtx.c (simplify_relational_operation): Fix variable name.
9483 2005-01-04 Paolo Bonzini <bonzini@gnu.org>
9484 Devang Patel <dpatel@apple.com>
9486 PR tree-optimization/18308
9487 * tree-if-conv.c (add_to_dst_predicate_list): Gimplify
9488 the operands before creating a new expression.
9489 * dojump.c (do_jump): Make drop_through_label available
9490 for all cases. Add expansion of COND_EXPR.
9492 2005-01-04 Ira Rosen <irar@il.ibm.com>
9494 * tree-vectorizer.c (vect_analyze_offset_expr): Test for
9495 INTEGER_CST instead of TREE_CONSTANT.
9496 (vect_gen_niters_for_prolog_loop): Test for INTEGER_CST
9497 instead of TREE_CONSTANT.
9498 (vect_analyze_pointer_ref_access): Test for INTEGER_CST
9499 instead of TREE_CONSTANT.
9501 2005-01-04 Eric Botcazou <ebotcazou@libertysurf.fr>
9503 * tree-eh.c (replace_goto_queue): Return early if the queue is empty.
9505 2005-01-04 Uros Bizjak <uros@kss-loka.si>
9508 * config/i386/i386.md (*fop_df_1_i387): Disable for TARGET_SSE_MATH.
9509 (*fop_df_1_i387): Disable for (TARGET_SSE2 && TARGET_SSE_MATH).
9511 2005-01-03 Richard Henderson <rth@redhat.com>
9513 * fold-const.c (force_fit_type): Cope with types larger than 2 HWI.
9514 (fold_convert_const_int_from_int, fold_convert_const_int_from_real,
9515 fold_convert_const_real_from_real): Split out from ...
9516 (fold_convert_const): ... here.
9518 2005-01-03 Richard Henderson <rth@redhat.com>
9521 * config/i386/i386.md (movdi_2): Separate SSE1 and SSE2 alternatives.
9522 (mov<MMXMODEI>_internal): Likewise.
9523 (movdf_nointeger): Prefer Y while not preferring, but allowing, x.
9524 Add V2SF case; use it for SSE1; don't use TI.
9525 (movdf_integer): Likewise.
9526 (mov<SSEMODEI>_internal, movti_internal): Force V4SF for SSE1.
9528 2005-01-03 Ira Rosen <irar@il.ibm.com>
9530 * tree-vectorizer.c (vect_strip_conversions): New function.
9531 (vect_analyze_offset_expr): Call vect_strip_conversions. Add
9532 check for binary class.
9534 2005-01-03 Daniel Berlin <dberlin@dberlin.org>
9538 * dwarf2out.c (block_ultimate_origin): Follow decl origin if origin
9540 * gimple-low.c (mark_blocks_with_used_vars): New function.
9541 (mark_blocks_with_used_subblocks): Ditto.
9542 (mark_used_blocks): Ditto.
9543 (pass_mark_used_blocks): New pass.
9544 * tree-inline.c: Include debug.h.
9545 (expand_call_inline): Call outlining_inline_function here.
9546 * tree-optimize.c (init_tree_optimization_passes): Add
9547 pass_mark_used_blocks.
9548 * tree-pass.h (pass_mark_used_blocks): New.
9549 * Makefile.in (tree-inline.o): Add debug.h dependency.
9551 2005-01-03 Geoffrey Keating <geoffk@apple.com>
9553 * config/darwin.c (darwin_handle_weak_import_attribute): Permit
9554 VAR_DECLs to have weak_import attribute.
9556 * config/rs6000/darwin-fallback.c: Use 'ucontext_t' rather than
9559 2004-01-03 Steven Bosscher <stevenb@suse.de>
9561 * passes.c (rest_of_compilation): Don't run regmove if only
9562 flag_expensive_optimizations, require flag_regmove instead.
9564 2005-01-03 Eric Botcazou <ebotcazou@libertysurf.fr>
9566 * config/sparc/litecoff.h (TARGET_OS_CPP_BUILTINS): Do not
9568 * config/sparc/sysv4-only.h (TARGET_OS_CPP_BUILTINS): Likewise.
9569 * config/sparc/rtemself.h (TARGET_SUB_OS_CPP_BUILTINS): Likewise.
9570 * config/sparc/sol2-64.h (TARGET_SUB_OS_CPP_BUILTINS): Delete.
9571 * config/sparc/sp64-elf.h (TARGET_SUB_OS_CPP_BUILTINS): Likewise.
9573 2005-01-03 Richard Henderson <rth@redhat.com>
9575 * config/ia64/ia64.c (TARGET_VECTOR_MODE_SUPPORTED_P): New.
9576 (ia64_const_ok_for_letter_p): New.
9577 (ia64_const_double_ok_for_letter_p): New.
9578 (ia64_extra_constraint): New.
9579 (ia64_expand_vecint_compare): New.
9580 (ia64_expand_vcondu_v2si): New.
9581 (ia64_expand_vecint_cmov): New.
9582 (ia64_expand_vecint_minmax): New.
9583 (ia64_print_operand): Add 'v'.
9584 (ia64_preferred_reload_class): New.
9585 (ia64_vector_mode_supported_p): New.
9586 * config/ia64/ia64.h (UNITS_PER_SIMD_WORD): New.
9587 (PREFERRED_RELOAD_CLASS): Move to function.
9588 (CONST_OK_FOR_LETTER_P): Move to function.
9589 (CONST_DOUBLE_OK_FOR_LETTER_P): Move to function.
9590 (CONSTRAINT_OK_FOR_Q, CONSTRAINT_OK_FOR_R): Remove.
9591 (CONSTRAINT_OK_FOR_S, CONSTRAINT_OK_FOR_T): Remove.
9592 (EXTRA_CONSTRAINT): Move to function.
9593 * config/ia64/ia64.md: Include vect.md.
9594 (itanium_class): Add mmalua.
9596 * config/ia64/itanium1.md (1_mmalua): New. Add it to bypasses.
9598 * config/ia64/itanium2.md (2_mmalua, 2b_mmalua): Similarly.
9599 * config/ia64/predicates.md (gr_reg_or_0_operand): Accept any
9601 (const_int_2bit_operand): New.
9602 (fr_reg_or_0_operand): New.
9603 * config/ia64/ia64-modes.def: Add vector modes.
9604 * config/ia64/ia64-protos.h: Update.
9605 * config/ia64/vect.md: New file.
9607 2005-01-03 Richard Henderson <rth@redhat.com>
9609 * simplify-rtx.c (simplify_binary_operation): Handle VEC_CONCAT.
9611 2005-01-03 Uros Bizjak <uros@kss-loka.si>
9614 * config/i386/i386.c (log1psf2): Change mode of operands[0,1]
9616 (log1pdf2): Change mode of operands[0,1] to DFmode.
9618 2005-01-03 Eric Botcazou <ebotcazou@libertysurf.fr>
9620 * config/sparc/sparc.h (SPARC_RELAXED_ORDERING): Define to false.
9621 * config/sparc/linux.h (SPARC_RELAXED_ORDERING): Define to true.
9622 * config/sparc/linux64.h (SPARC_RELAXED_ORDERING): Likewise.
9623 * config/sparc/sparc.c (TARGET_RELAXED_ORDERING): Define to
9624 SPARC_RELAXED_ORDERING.
9626 2005-01-03 Richard Henderson <rth@redhat.com>
9627 Uros Bizjak <uros@kss-loka.si>
9630 * config/i386/i386.c (ix86_expand_builtin): [IX86_BUILTIN_PINSRW,
9631 IX86_BUILTIN_PINSRW128]: Fix wrong selector range in error message.
9632 * config/i386/i386.md (mmx_pinsrw, sse2_pinsrw): Fix selector
9634 (*mmx_pinsrw, *sse2_pinsrw): New patterns.
9635 * config/i386/i386/predicates.md (const_pow2_1_to_8_operand,
9636 const_pow2_1_to_128_operand): New predicates.
9638 2005-01-02 Greg McGary <greg@mcgary.org>
9640 * tree-mudflap.c (mf_varname_tree): decl_printable_name handles
9642 (mf_xform_derefs_1) [RESULT_DECL, STRING_CST]: Handle as innermost
9643 object. [ptr_type]: Remove unused variable.
9644 Remember nearest addressable array-element or record-component
9645 when checking bitfield components. Tolerate empty BIND_EXPR.
9647 2005-01-01 Richard Henderson <rth@redhat.com>
9649 * tree-vectorizer.c (vect_analyze_offset_expr): Strip conversions
9650 that don't narrow the value. Fail for other conversions.
9652 2005-01-01 Richard Henderson <rth@redhat.com>
9655 * c-decl.c (pop_file_scope): Call maybe_apply_pending_pragma_weaks.
9656 * c-lang.c (finish_file): Don't do it here.
9657 * objc/objc-act.c (objc_finish_file): Likewise.
9659 * cgraph.c (decl_assembler_name_equal): New.
9660 (cgraph_node_for_asm, cgraph_varpool_node_for_asm): New.
9661 (cgraph_varpool_node): Actually link up cgraph_varpool_nodes.
9662 * cgraph.h (struct cgraph_varpool_node): Add next.
9663 (cgraph_node_for_asm, cgraph_varpool_node_for_asm): Declare.
9664 * varasm.c (assemble_alias): Mark the target as needed.
9666 2005-01-01 Andrew Pinski <pinskia@physics.uc.edu>
9669 * function.c (get_arg_pointer_save_area): Use entry_of_function
9670 instead of get_insns.
9672 2005-01-01 Roger Sayle <roger@eyesopen.com>
9673 Andrew Pinski <pinskia@physics.uc.edu>
9674 James E. Wilson <wilson@specifixinc.com>
9676 PR rtl-optimization/12092
9677 * loop.c (emit_prefetch_instructions): Do nothing if PREFETCH_BLOCK
9680 2005-01-01 Roger Sayle <roger@eyesopen.com>
9681 Olivier Hainque <hainque@act-europe.fr>
9683 * tree.c (int_fits_type_p): A narrower type always fits in a
9684 wider one, except for negative values into unsigned types.
9686 2005-01-01 Roger Sayle <roger@eyesopen.com>
9688 * tree.c (int_fits_type_p): Compare the result of force_fit_type
9689 with the original constant rather than require TREE_OVERFLOW.
9691 2005-01-01 Steven Bosscher <stevenb@suse.de>
9694 * c-decl.c (finish_function): If compiling C99, annotate the
9695 compiler generated return with the current file name and line 0.
9696 * tree-cfg.c (remove_useless_stmts_warn_notreached): Only warn if
9697 the source line is greater than 0.
9698 (remove_bb): Likewise.
9700 See ChangeLog.12 for earlier changes.
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