1 2005-04-02 Kazu Hirata <kazu@cs.umass.edu>
3 * config/iq2000/iq2000.c (uns_arith_operand, arith_operand,
4 small_int, large_int, reg_or_0_operand, simple_memory_operand,
5 equality_op, cmp_op, pc_or_label_operand, call_insn_operand,
6 move_operand, power_of_2_operand): Move to predicates.md.
7 * config/iq2000/iq2000.h (SPECIAL_MODE_PREDICATES,
8 PREDICATE_CODE): Remove.
9 * config/iq2000/iq2000.md: Include predicates.md.
10 * config/iq2000/predicates.md: New.
12 2005-04-02 Richard Sandiford <rsandifo@redhat.com>
14 * config/m68hc11/m68hc11.h (target_flags, MASK_SHORT)
15 (MASK_AUTO_INC_DEC, MASK_M6811, MASK_M6812, MASK_M68S12)
16 (MASK_NO_DIRECT_MODE, MASK_MIN_MAX, MASK_LONG_CALLS)
17 (TARGET_SHORT, TARGET_M6811, TARGET_M6812, TARGET_M68S12)
18 (TARGET_AUTO_INC_DEC, TARGET_MIN_MAX, TARGET_NO_DIRECT_MODE)
19 (TARGET_LONG_CALLS, TARGET_SWITCHES, TARGET_OPTIONS)
20 (SUBTARGET_SWITCHES, SUBTARGET_OPTIONS, m68hc11_regparm_string)
21 (m68hc11_reg_alloc_order, m68hc11_soft_reg_count)
22 (TARGET_M68HC11): Delete.
23 (TARGET_DEFAULT): Change the default setting from MASK_M6811 to 0.
24 * config/m68hc11/m68hc12.h (TARGET_M68HC12): Delete.
25 * config/m68hc11/m68hc11.c (m68hc11_regparm_string)
26 (m68hc11_reg_alloc_order, m68hc11_soft_reg_count)
27 (nb_soft_regs): Delete.
28 (TARGET_DEFAULT_TARGET_FLAGS): Override default with TARGET_DEFAULT.
29 (m68hc11_override_options): Remove the code that caters for MASK_M6811
30 and MASK_M6812 being set simultaneously. Change the code that sets
31 the default m68hc11_soft_reg_count to use integers instead of strings.
32 (m68hc11_conditional_register_usage, hard_regno_mode_ok): Use
33 m68hc11_soft_reg_count (which now has an int type) as the number
35 * config/m68hc11/m68hc11.opt: New file.
37 2005-04-02 Kazu Hirata <kazu@cs.umass.edu>
39 * config/fr30/fr30.h (PREDICATE_CODES): Remove
40 fp_displacement_operand, sp_displacement_operand.
42 * config/m68hc11/m68hc11-protos.h: Add a prototype for
44 Remove the prototypes for tst_operand, cmp_operand,
45 stack_register_operand, d_register_operand,
46 hard_addr_reg_operand, splitable_operand,
47 m68hc11_logical_operator, m68hc11_arith_operator,
48 m68hc11_non_shift_operator, m68hc11_shift_operator,
49 m68hc11_unary_operator, m68hc11_eq_compare_operator,
50 non_push_operand, hard_reg_operand, and
51 reg_or_some_mem_operand.
52 * config/m68hc11/m68hc11.c (m68hcc_auto_inc_p): Make it
54 (tst_operand, cmp_operand, non_push_operand,
55 splitable_operand, reg_or_some_mem_operand,
56 stack_register_operand, d_register_operand,
57 hard_addr_reg_operand, hard_reg_operand,
58 m68hc11_eq_compare_operator, m68hc11_logical_operator,
59 m68hc11_arith_operator, m68hc11_non_shift_operator,
60 m68hc11_shift_operator, m68hc11_unary_operator): Move to
62 * config/m68hc11/m68hc11.h (PREDICATE_CODES): Remove.
63 * config/m68hc11/m68hc11.md: Include predicates.md.
64 * config/m68hc11/predicates.md: New.
66 2005-04-02 Alexandre Oliva <aoliva@redhat.com>
69 * dwarf2out.c (add_abstract_origin_attribute): Revert accidental
70 change checked in along with 2005-03-03's patch for debug/20253.
71 * tree-inline.c (remap_type): Remap TYPE_STUB_DECL.
72 (remap_decl): Insert type decl in map earlier.
74 2005-04-02 Alexandre Oliva <aoliva@redhat.com>
76 PR tree-optimization/20640
77 * tree-ssa-dce.c (remove_dead_stmt): Don't redirect edge to
78 post-dominator if it has phi nodes.
79 (eliminate_unnecessary_stmts): Remove dead phis in all blocks
80 before dead statements.
82 2005-04-02 Alexandre Oliva <aoliva@redhat.com>
85 * final.c (alter_subreg): Don't call subreg_regno for a non-REG.
87 2005-04-02 Alexandre Oliva <aoliva@redhat.com>
89 PR rtl-optimization/20290
90 * loop.c (for_each_insn_in_loop): Don't assume the loop body runs
91 in every iteration if the entry point is the exit test.
93 2005-04-02 Hans-Peter Nilsson <hp@axis.com>
95 * config/cris/cris.md (attribute "length"): Define.
97 2005-04-02 Geoffrey Keating <geoffk@apple.com>
99 * config/rs6000/predicates.md (indexed_or_indirect_operand): New.
100 (word_offset_memref_operand): New.
101 * config/rs6000/rs6000-protos.h (word_offset_memref_operand): Delete.
102 (indexed_or_indirect_operand): Delete.
103 * config/rs6000/rs6000.c (word_offset_memref_operand): Delete.
104 (indexed_or_indirect_operand): Delete.
106 * config/rs6000/t-darwin8: Comment out ppc64 multilib.
109 * config/rs6000/rs6000.md (fix_truncdfsi2): Make destination
112 * config/rs6000/t-darwin (TARGET_LIBGCC2_CFLAGS): Add -pipe.
113 * config/t-darwin (TARGET_LIBGCC2_CFLAGS): Likewise.
115 2005-04-01 Jan-Benedict Glaw <jbglaw@lug-owl.de>
117 * gcc/config/vax/vax.md: Spellcheck, fix whitespace.
119 2005-04-01 Ian Lance Taylor <ian@airs.com>
121 * gcc.c: Don't include <sys/resource.h> or declare getrusage.
122 (rus, prus): Remove static variables.
123 (execute): Use pex_run/pex_get_status rather than pexecute/pwait.
124 (process_command): Permit report_times and use_pipes together.
126 2005-04-01 Joseph S. Myers <joseph@codesourcery.com>
128 * c-decl.c (validate_proto_after_old_defn): Look at
129 TYPE_MAIN_VARIANT of argument types.
131 2005-04-01 Paul Brook <paul@codesourcery.com>
133 * config/arm/arm.c (thumb_call_via_label): Include space for SP.
134 (arm_output_function_epilogue): Allow call_via_SP.
135 (thumb_call_via_reg, arm_file_end): Ditto.
136 * config/arm/arm.h (struct machine_function): Include space for SP.
137 (thumb_call_via_label): Update declaration.
139 2005-04-01 Ian Lance Taylor <ian@airs.com>
141 * final.c (final_scan_insn): Revert part of 2005-03-30 patch: when
142 doing a peephole optimization, once again put any notes in the
145 2005-04-01 Kazu Hirata <kazu@cs.umass.edu>
147 * bb-reorder.c, fold-const.c, varasm.c: Fix comment typos.
149 2005-04-01 Nathan Sidwell <nathan@codesourcery.com>
151 * local-alloc.c (update_equiv_regs): Use gcc_assert, gcc_unreachable.
152 (block_alloc, find_free_reg): Likewise.
153 * loop-doloop.c (doloop_modify): Likewise.
154 * loop-invariant.c (record_use): Likewise.
155 * loop-iv.c (get_biv_step_1, get_biv_step, iv_analyze,
156 get_iv_value, canon_condition, eliminate_implied_condition,
157 eliminate_implied_condition, simplify_using_initial_values,
158 shorten_into_mode, canonicalize_iv_subregs,
159 iv_number_of_iterations): Likewise.
160 * loop-unroll.c (expand_var_during_unrolling): Likewise.
161 * loop-unswitch.c (compare_and_jump_seq, unswitch_single_loop,
162 unswitch_loop): Likewise.
163 * loop.c (INSN_LUID, loop_optimize, rtx_equal_for_loop_p,
164 move_movables, replace_call_address, find_and_verify_loops,
165 rtx_equal_for_prefetch_p, fold_rtx_mult_add, loop_iterations,
166 record_giv, final_giv_value, general_induction_var,
167 simplify_giv_expr, extension_within_bounds_p, try_copy_prop,
168 loop_giv_dump): Likewise.
170 * gcov-io.h (GCOV_CHECK, GCOV_CHECK_READING,
171 GCOV_CHECK_WRITING): Remove.
172 (gcov_position, gcov_rewrite): Use gcc_assert.
173 * gcov-io.c (gcov_open, gcov_write_words, gcov_write_length,
174 gcov_read_words, gcov_sync, gcov_seek): Use gcc_assert.
175 * libgcov.c (__gcov_merge_single, __gcov_merge_delta): Use
178 2005-04-01 Kazu Hirata <kazu@cs.umass.edu>
180 * tree-inline.c: Fix a typo.
182 2005-04-01 Nathan Sidwell <nathan@codesourcery.com>
184 * configure.ac (enable-checking): Explicitly set all variables for
185 collective switch values. Alphabetize variables. Rename
186 ac_checking_valgrind to ac_valgrind_checking. Allow 'none' as
188 * doc/install.texi (enable-checking): Update documentation.
189 * configure: Rebuilt.
191 2005-04-01 Kazu Hirata <kazu@cs.umass.edu>
193 * tree-inline.c (copy_body_r): Use CONSTANT_CLASS_P where
196 2005-04-01 Richard Earnshaw <richard.earnshaw@arm.com>
198 * arm.c (adjacent_mem_locations): Reject volatile memory refs.
199 Also reject cases where this pattern will cause load delay stalls
200 unless optimizing for size and it will produce a shorter sequence.
201 * arm.md (arith_adjacent_mem): Make better use of ldm addressing
202 variants to avoid pre-adjusting the base when possible.
204 2005-04-01 Richard Earnshaw <richard.earnshaw@arm.com>
206 * arm.md (minmax_arithsi): Reject all eliminable registers, not just
207 the frame and argument pointers.
208 (strqi_preinc, strqi_predec, loadqi_preinc, loadqi_predec): Likewise.
209 (loadqisi_preinc, loadqisi_predec, strsi_preinc): Likewise.
210 (strsi_predec, loadsi_preinc, loadsi_predec): Likewise.
211 (strqi_shiftpreinc, strqi_shiftpredec, loadqi_shiftpreinc): Likewise.
212 (loadqi_shiftpredec, strsi_shiftpreinc, strsi_shiftpredec): Likewise.
213 (loadsi_shiftpreinc, loadsi_shiftpredec): Likewise.
215 2005-04-01 Danny Smith <dannysmith@users.sourceforge.net>
217 * config/i386/cygming.h (SUBTARGET_ATTRIBUTE_TABLE): Define,
218 with entry for selectany attribute.
219 * config/i386/i386-protos.h (ix86_handle_selectany_attribute):
221 * config/i386/winnt.c (ix86_handle_selectany_attribute): Define.
222 (i386_pe_asm_named_section): Handle sections generated by
224 * doc/extend.texi (selectany): Document attribute.
226 2005-04-01 Paolo Bonzini <bonzini@gnu.org>
227 Jan Hubicka <jh@suse.cz>
229 * config/i386/i386.c (ix86_decompose_address): Look inside SUBREGs
230 to fix addresses involving EBP and ESP.
231 (aligned_operand, legitimate_address_p, ix86_address_cost): Be prepared
232 for SUBREGed registers.
233 (legitimate_address_p): Accept SUBREGed registers.
235 2005-04-01 Jakub Jelinek <jakub@redhat.com>
238 * dwarf2out.c (gen_type_die_for_member): Handle FIELD_DECL.
239 (dwarf2out_imported_module_or_decl): Use gen_type_die_for_member
242 2005-04-01 Kazu Hirata <kazu@cs.umass.edu>
244 * doc/contrib.texi, doc/invoke.texi, doc/tm.texi: Fix typos.
246 2005-04-01 James E Wilson <wilson@specifixinc.com>
249 * dwarf2out.c (rtl_for_decl_init): New function.
250 (rtl_for_decl_location): Extracted from here.
251 (tree_add_const_value_attribute): Call rtl_for_decl_init and
252 add_const_value_attribute. Delete initializer_constant_valid_p call.
254 2005-04-01 Kazu Hirata <kazu@cs.umass.edu>
256 * cgraphunit.c, dbxout.c, flow.c, gcse.c, gimplify.c,
257 lambda-code.c, loop.c, machmode.def, mips-tfile.c,
258 modulo-sched.c, passes.c, postreload-gcse.c, tree-eh.c,
259 tree-ssa-ccp.c, varasm.c, config/frv/frv.c, config/frv/frv.h,
260 config/frv/frv.md, config/i386/i386.c, config/i386/i386.h,
261 config/i386/i386.md, config/rs6000/predicates.md,
262 config/rs6000/rs6000.c, config/s390/fixdfdi.h,
263 config/s390/s390.c, config/stormy16/stormy16.c,
264 config/stormy16/stormy16.md, config/vax/vax.md: Fix comment
267 2005-04-01 Joseph S. Myers <joseph@codesourcery.com>
270 * gimplify.c (gimplify_expr): Create a temporary for lvalue
271 COND_EXPR and CALL_EXPR.
273 2005-03-31 Vladimir Makarov <vmakarov@redhat.com>
276 * genautomata.c (first_cycle_unit_presence): Check all alternative
277 states for unit presence.
279 * doc/md.texi: Remove remark about impossibility to query unit
280 presence in non nondeterministic automaton state.
282 * config/ia64/ia64.c (get_template): Change order of unit querying.
284 2005-03-31 Kazu Hirata <kazu@cs.umass.edu>
286 * tree-ssa-dom.c (cprop_into_successor_phis): Remove an
289 2005-03-31 Zdenek Dvorak <dvorakz@suse.cz>
291 * cfgloopanal.c (mark_loop_exit_edges): Clean EDGE_LOOP_EXIT
292 flag for edges outside any loops.
294 2005-03-31 Janis Johnson <janis187@us.ibm.com>
296 * doc/sourcebuild.texi (Test Directives): Describe cleanup-* procs.
298 2005-03-31 Kazu Hirata <kazu@cs.umass.edu>
300 * tree-ssa-alias.c: Follow spelling conventions.
301 * doc/tree-ssa.texi: Fix a typo.
303 2005-03-31 J"orn Rennecke <joern.rennecke@st.com>
305 * postreload-gcse.c: Include target.h.
306 (gcse_after_reload_main): Return early if we cannot modify jumps.
307 * Makefile.in (postreload-gcse.o): Depend on $(TARGET_H).
309 2005-03-31 David Edelsohn <edelsohn@gnu.org>
311 * tree-ssa-loop-im.c (stmt_cost): Add RDIV_EXPR to list of
312 expensive operations.
314 2005-03-31 Ian Lance Taylor <ian@airs.com>
316 * collect2.c (lderrout): New variable.
317 (collect_exit): Dump ldout to stdout. Dump and unlink lderrout,
318 if it is set, to stderr.
319 (handler): Unlink lderrout if it is set.
320 (dump_file): Add "to" parameter. Change all callers.
321 (main): Initialize lderrout.
322 (collect_execute): Add errname parameter. Change all callers.
323 Rename redir parameter to outname. Never pass
324 PEX_STDERR_TO_STDOUT to pex_run.
325 * collect2.h (collect_execute, dump_file): Update declarations.
326 * tlink.c (tlink_execute): Add errname parameter. Change all
328 (do_tlink): Check lderrout as well as ldout.
330 2005-03-31 Caroline Tice <ctice@apple.com>
332 * Makefile.in (varasm.o): Add basic-block.h to list of requirements.
333 (bb-reorder.o): Add errors.h to list of requirements.
334 (STAGEFEEDBACK_FLAGS_TO_PASS): Add -freorder-blocks-and-partition to
335 profiledbootstrap flags.
336 * bb-reorder.c (errors.h): Add new include.
337 (struct bbro_basic_block_data_def): Add new field, in_trace.
338 (add_unlikely_executed_notes): Remove function.
339 (mark_bb_for_unlikely_executed_section): Remove function.
340 (insert_section_boundary_note): New function.
341 (verify_hot_cold_block_grouping): New function.
342 (push_to_next_round_p): Remove variables and tests that push all
343 cold blocks to last round.
344 (find_traces): Remove code that added extra round of trace finding
345 when doing partitioning.
346 (find_traces_1_round) : Remove variable last_round; add code to
347 update new struct field, in_trace; correct trace_length where it was
348 incorrect before (after call to copy_bb); change code that pushed all
349 cold blocks to last round. Instead verify that all blocks going into
350 a trace belong in the same partition.
351 (connect_traces): Modify to connect the traces in two passes, if the
352 function contains both hot and cold blocks. The first pass connects
353 all the traces for blocks in the partition that the first block in
354 the function belongs to; the second pass connnects all the traces
355 containing blocks that belong in the other partition.
356 (find_rarely_executed_basic_blocks_and_crossing_edges): Remove
357 code that automatically put the first block in a function into the
358 hot partition if the function had any hot blocks.
359 (fix_crossing_unconditional_branches): Check number of succ edges
360 before attempting to get one.
361 (fix_edges_for_rarely_executed_code): Update comment describing
363 (reorder_basic_blocks): Add code to initialize new field (in_trace);
364 remove call to add_unlikely_executed_notes; add call to
365 verify_hot_cold_block_grouping.
366 (duplicate_computed_gotos): Don't change computed goto if it's a
368 (partition_hot_cold_basic_blocks): Update function comment.
369 * cfgcleanup.c (try_simplify_condjump): Remove redundacy from
371 (try_forward_edges): Likewise.
372 (merge_blocks_move_predecessor_nojumps): Likewise.
373 (merge_blocks_move_successor_nojumps): Likewise.
374 (merge_blocks_move): Likewise.
375 (try_crossjump_bb): Likewise.
376 * cfglayout.c (update_unlikely_executed_notes): Remove function.
377 (fixup_reorder_chain): Remove code for adding UNLIKELY_EXECUTED_CODE
378 notes to cold bb's; remove call to update_unlikely_executed_notes.
379 (duplicate_insn_chain): change NOTE_INSN_UNLIKELY_EXECUTED_CODE to
380 NOTE_INSN_SWITCH_TEXT_SECTIONS.
381 * cfglayout.h (scan_ahead_for_unlikely_executed_note): Remove
382 function declaration.
383 * cfgrtl.c (can_delete_note_p): Remove UNLIKELY_EXECUTED_CODE note
385 (rtl_can_merge_blocks): Remove redundancy from condition.
386 (try_redirect_by_replacing_jump): Likewise.
387 (force_nonfallthru_and_redirect): Remove code for adding
388 UNLIKELY_EXECUTED_CODE notes to cold bb's.
389 (commit_one_edge_insertion): Likewise.
390 (cfg_layout_can_merge_blocks_p): Remove redundancy from condition.
391 * dbxout.c (FORCE_TEXT): Replace function_section with
392 current_function_section.
393 (struct dbx_debug_h): Add do_nothing function for new debug_hooks
394 function, switch_text_section.
395 (struct xcoff_debug): Likewise.
396 (dbxout_function_end): Add code to put out label diffs for both
397 hot and cold sections.
398 * debug.c (struct do_nothing_debug_hooks): Add do_nothing function
399 for new debug_hooks funciton, switch_text_section..
400 * debug.h (struct gcc_debug_hooks): Add new function to debug_hooks,
402 * dwarf2out.c (struct dw_fde_struct): Add five new fields:
403 dw_fde_hot_section_label, dw_fde_hot_section_end_label,
404 dw_fde_unlikely_section_label, dw_fde_unlikely_section_end_label and
405 dw_fde_switched_sections.
406 (output_call_frame_info): Add test to see if function switches text
407 sections in the middle; if so, use appropriate extra hot and cold
408 section labels to compute size deltas for the hot and cold sections.
409 (dwarf2out_begin_prologue): Add code to initialize new fields in
411 (dwarf2out_switch_text_section): New function (invoked through
412 debug_hook); updates new fields in dw_fde_struct appropriately and
413 increments separate_line_info_table_in_use.
414 (dwarf2_debug_hooks): Initialize switch_text_section function to be
415 dwarf2out_switch_text_section.
416 (struct var_loc_node): Add new field, section_label.
417 (output_aranges): Add code to check whether in hot or cold section and
418 use the appropriate label in calculating deltas.
419 (output_ranges): Likewise.
420 (output_line_info): Add code to check which section we're in and
421 use appropriate hot/cold label.
422 (add_location_or_constant_value_attribute): Likewise.
423 (gen_subprogam_die): Modify arange attributes to use correct labels.
424 (dwarf2out_begin_block): Change call to function_section into call to
425 current_function_section.
426 (dwarf2out_end_block): Likewise.
427 (dwarf2out_source_line): Likewise.
428 (dwarf2out_var_location): Add code to check whether in hot or cold
429 section and use the appropriate label.
430 * except.c (output_function_exception_table): Change call to
431 function_section into call to current_function_section.
432 * final.c (profile_function): Likewise.
433 (scan_ahead_for_unlikely_executed_note): Remove function.
434 (final_scan_insn): Remove calls to
435 scan_ahead_for_unlikely_executed_note, and related code for switching
436 to cold section, except for the single time
437 NOTE_INSN_SWITCH_TEXT_SECTIONS may be encountered; add calls to
438 debug_hooks->switch_text_sections; replace appropriate calls to
439 function_section with calls to current_function_section.
440 * ifcvt.c (find_if_case_1): Remove redundancy from condition, add
441 test_bb to condition.
442 (find_if_case_2): Likewise.
443 * insn-notes.def: Change NOTE_INSN_UNLIKELY_EXECUTED_CODE to
444 NOTE_INSN_SWITCH_TEXT_SECTIONS. Update comment appropriately.
445 * opts.c (decode_options): Change warning about hot/cold partitioning
446 with exceptionss to inform (so as not to cause bootstrap failures);
447 remove warning about partitioning with DWARF debug info.
448 * output.h (current_function_section): Add new function decl.
449 (insert_section_boundary_note): Likewise.
450 (enum in_section): Move this declaration here from varasm.c.
451 (unlikely_section_label): Likewise.
452 (unlikely_text_section_name): Likewise.
453 (last_text_section_name): New global variable.
454 (last_text_section): Likewise.
455 (hot_section_label): Likewise.
456 (hot_section_end_label): Likewise.
457 (cold_section_end_label): Likewise.
458 * passes.c (rest_of_handle_final): Free unlikely_text_section_name.
459 * print-rtl.c (print_rtx): Change NOTE_INSN_UNLIKELY_EXECUTED_CODE
460 to NOTE_INSN_SWITCH_TEXT_SECTIONS.
461 * reg-stack.c (emit_swap_insn): Remove UNLIKELY_EXECUTED_CODE note
462 insn from consideration.
463 * sdbout.c (sdb_debug_hooks): Add do_nothing for new function,
465 * varasm.c (basic-block.h): Add new include.
466 (unlikely_section_label_printed): Remove global variable.
467 (unlikely_section_label): Make global variable not be static any more.
468 (unlikely_text_section_name): Likewise.
469 (hot_section_end_label): New global variable (not static)
470 (first_function_block_is_cold): Likewise.
471 (hot_section_label): Likewise.
472 (cold_section_end_label): Likewise..
473 (last_text_section): New global variable, not static.
474 (last_text_section_name): New global variable, not static.
475 (initialize_cold_section_name): New function.
476 (enum in_section): Move declaration to output.h.
477 (text_section): Update last_text_section.
478 (unlikely_text_section): Replace code to determine cold section name
479 with call to initialize_cold_section_name; Add code to update
480 last_text_section; remove code for printing out label.
481 (named_section_real): Add code to update last_text_section and
482 last_text_section_name as appropriate.
483 (function_section): Change test for 'unlikely' to depend on
484 first_function_block_is_cold (moved old test to
485 current_function_section).
486 (current_function_section): New function.
487 (assemble_start_function): Move code that frees
488 unlikely_text_section_name; initialize hot_section_end_label;
489 print hot and cold section labels at the start of the function;
490 set first_function_block_is_cold, if appropriate; initialize l
491 ast_text_section; add call to insert_section_boundary_note.
492 (assemble_end_function): Add code to write out hot and cold section
494 *vmsdbgout.c (vmsdbg_debug_hooks): Add do_nothing for new function,
496 * config/darwin.c (machopic_select_section): Replace incorrect
497 function in base_funs; update reloc for cold sections if necessary.
498 * config/darwin.h (SECTION_FUNCTION): Add code to update
499 last_text_section if appropriate.
500 (text_unlikely_section): Remove.
501 * config/sparc/sparc.c (sparc_output_deferred_case_vectors): Likewise.
502 * config/stormy16/stormy16.c (stormy_16_output_addr_vec): Likewise.
503 * config/xtensa/xtensa.c (override_options): Turn off hot/cold
504 partitioning for this architecture.
506 2005-03-31 Olivier Hainque <hainque@adacore.com>
508 * dwarf2out.c (dwarf2out_frame_finish): Honor DWARF2_FRAME_INFO
509 defined and non-zero.
511 2005-03-31 Gabriel Dos Reis <gdr@integrable-solutions.net>
514 * doc/invoke.texi (-Wsynth): Don't document, as it now is void of
517 2005-03-31 Alan Modra <amodra@bigpond.net.au>
520 * config/rs6000/rs6000.md (load_toc_v4_PIC_1b): Remove inline
521 label operand. Remove (use (unspec..)). Don't emit a label on
523 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Don't
524 generate inline label for load_toc_v4_PIC_1b.
525 (rs6000_emit_load_toc_table): Likewise.
527 2005-03-31 Kazu Hirata <kazu@cs.umass.edu>
529 * config.gcc: Obsolete i860-*-sysv4*, ip2k-*-elf,
530 ns32k-*-netbsdelf*, and ns32k-*-netbsd*.
532 2005-03-29 Devang Patel <dpatel@apple.com>
534 * tree-sra.c (decide_block_copy): Disable scalarization of
537 2005-03-30 Stuart Hastings <stuart@apple.com>
538 Dale Johannesen <dalej@apple.com>
540 * Makefile.in (print-tree.o): Depend on tree-iterator.h.
541 * print-tree.c (print_node): Add case STATEMENT_LIST.
543 2005-03-31 Alan Modra <amodra@bigpond.net.au>
545 * config.gcc (cpu_is_64bit): Set for 64-bit powerpc cpus.
546 (powerpc64-*-linux*): Use it. Rearrange tm_file assignment.
547 (powerpc-*-linux*): Build a biarch compiler when --enable-targets
548 is given with "powerpc64*" or "all", or when --with-cpu chooses
551 2005-03-30 James E. Wilson <wilson@specifixinc.com>
554 * dwarf2out.c (add_high_low_attributes): New function, extracted from
555 gen_lexical_block_die.
556 (gen_lexical_block_die, gen_inlined_subroutine_die): Call it.
558 2005-03-31 Jan Hubicka <jh@suse.cz>
560 2004-11-02 Jan Hubicka <jh@suse.cz>
562 * cgraph.c (cgraph_varpool_node_name): New function.
563 (dump_cgraph_varpool_node): New function.
564 (dump_varpool): New function.
565 * cgraphunit.c (cgraph_optimize): Dump varpool.
567 2004-10-16 Jan Hubicka <jh@suse.cz>
569 * cgraph.c (decide_is_variable_needed): New function.
570 (cgraph_varpool_finalize_decl): Use it.
571 * cgraphunit.c (cgraph_optimize): Assemble_pending_decls when not doing
573 * final.c (output_addr_const): Do not call mark_referenced.
574 * passes.c (rest_of_decl_compilation): ifdef out DECL_RTL_SET_P hack;
575 always go via cgraph.
576 * toplev.c (wrapup_global_declarations): Kill non-unit-at-a-time code.
577 (check_global_declarations): Ifdef out code clearing DECL_RTL.
578 * tree-optimize.c (execute_inline): Mark functions called.
579 * i386.c (output_pic_addr_const): Do not call mark_decl_referenced.
581 2004-10-11 Jan Hubicka <jh@suse.cz>
583 * cgraph.c (cgraph_varpool_first_unanalyzed_node): New global voriable
584 (cgraph_varpool_last_needed_node): New static variable.
585 (enqueue_needed_varpool_node): Break out from ...; add items to the
586 end of queue; update first pointers.
587 (cgraph_varpool_mark_needed_node): ... here.
588 (cgraph_varpool_finalize_decl): Use enqueue_needed_varpool_node.
589 (cgraph_varpool_assemble_pending_decls): Move to cgraphunit.c
590 * cgraph.h (cgraph_varpool_node): Add analyzed field.
591 (cgraph_varpool_first_unanalyzed_node): Declare.
592 * cgraphunit.c: Include output.h.
593 (cgraph_varpool_analyze_pending_decls): New function.
594 (cgraph_varpool_assemble_pending_decls): Move from cgraph.c; bail out
595 for errors, analyze pending decls.
596 (cgraph_finalize_compilation_unit): Only analyze decls.
597 (cgraph_optimize): Assemble the decls after expanding.
599 2005-03-30 Daniel Berlin <dberlin@dberlin.org>
601 * tree-ssa-alias.c (compute_flow_insensitive_aliasing): Make sure
602 subvars get marked properly in tags for grouping.
603 (add_pointed_to_var): Mark only actual pointed to
604 variables/subvars in addresses needed.
605 (create_overlap_variables_for): Clear call clobbered on original
607 * tree-ssa-operands.c (get_asm_expr_operands): Don't let regular
608 addresable vars with subvars into list.
609 * tree-ssa.c (verify_ssa_name): Verify original is not used where
612 2005-03-30 Richard Henderson <rth@redhat.com>
614 * cgraph.h (struct cgraph_node): Add alias.
615 * varasm.c (assemble_alias): Set it.
616 * cgraphunit.c (cgraph_assemble_pending_functions): Check it and
617 avoid calling cgraph_expand_function.
619 2005-03-30 Tom Tromey <tromey@redhat.com>
621 * tree.def (FILE_TYPE): Removed.
622 * typeclass.h (enum type_class): Removed file_type_class.
623 * dwarf2out.c (is_base_type): Updated.
624 (gen_type_die): Likewise.
625 * dbxout.c (dbxout_type): Updated.
626 * builtins.c (type_to_class): Updated.
627 * tree.c (type_contains_placeholder_1): Updated.
628 * config/sparc/sparc.c (sparc_type_code): Updated.
629 * config/ia64/ia64.c (hfa_element_mode): Updated.
630 * expr.c (count_type_elements): Updated.
631 * stor-layout.c (layout_type): Updated.
632 * tree-inline.c (remap_type): Updated.
633 * tree-pretty-print.c (dump_generic_node): Updated.
635 2005-03-30 Fariborz Jahanian <fjahanian@apple.com>
637 * builtins.c (expand_builtin_powi): Fix mode of
638 2nd argument to match int.
639 * libgcc2.h (__powisf2, __powidf2, __powixf2, __powitf2): Change
640 2nd argument type to int.
641 * libgcc2.c: Change prototype of __powi* functions to use
644 2005-03-30 Dale Johannesen <dalej@apple.com>
647 * calls.c (expand_call): Flush pending deferrals before
650 2005-03-30 Joseph S. Myers <joseph@codesourcery.com>
654 * c-tree.h (C_DECL_UNJUMPABLE_STMT_EXPR,
655 C_DECL_UNDEFINABLE_STMT_EXPR, struct c_label_list, struct
656 c_label_context, label_context_stack): New.
657 * c-decl.c (define_label): Check for jumps into statement
658 expressions. Add label to list of defined labels.
659 (start_function): Push context on label_context_stack.
660 (finish_function): Pop context from label_context_stack.
661 * c-typeck.c (label_context_stack): New.
662 (c_finish_goto_label): Check for jumps into statement
663 expressions. Add label to list of jumped to labels.
664 (struct c_switch): Add blocked_stmt_expr.
665 (c_start_case): Initialize it.
667 (c_finish_case): Verify !blocked_stmt_expr.
668 (c_begin_stmt_expr): Push context on label_context_stack.
669 Increment blocked_stmt_expr. Mark labels jumped to from outside
671 (c_finish_stmt_expr): December blocked_stmt_expr. Mark labels
672 defined in the statement expression and no longer jumpable to.
673 Mark labels jumped to from just outside the statement expression
674 as again definable. Pop context from label_context_stack.
675 * doc/extend.texi (Statement Exprs): Update.
677 2005-03-30 Joseph S. Myers <joseph@codesourcery.com>
680 * c-decl.c (start_function): Check for old_decl being
683 2005-03-30 Ian Lance Taylor <ian@airs.com>
685 * final.c (final): Remove prescan parameter. Change all callers.
686 (final_scan_insn): Remove prescan parameter. Change all callers.
688 2005-03-30 Kazu Hirata <kazu@cs.umass.edu>
690 * tree-vectorizer.c: Fix comment typos.
692 2005-03-30 Sebastian Pop <pop@cri.ensmp.fr>
694 * tree-scalar-evolution.c (instantiate_parameters_1): Return
695 as soon as a chrec_dont_know is detected.
697 2005-03-31 Danny Smith <dannysmith@users.sourceforge.net>
699 Merge from csl-arm-branch.
700 2004-02-12 Mark Mitchell <mark@codesourcery.com>
702 * tlink.c (recompile_files): Do not assume that "rename" can
703 overwrite an existing file.
705 2005-03-31 Paolo Bonzini <bonzini@gnu.org>
707 * gcc/configure.ac (TL_AC_GNU_MAKE_GCC_LIB_PATH): Remove.
708 * gcc/configure: Regenerate.
710 2005-03-30 Alan Modra <amodra@bigpond.net.au>
712 * doc/install.texi: Update binutils requirement for powerpc*-linux.
714 * config/rs6000/rs6000.c (rs6000_arg_partial_bytes): Update comments.
716 * calls.c (struct arg_data): Update "partial" comment.
717 (load_register_parameters): Update "nregs" comment.
719 2005-03-30 Richard Sandiford <rsandifo@redhat.com>
721 * config/iq2000/iq2000.h (target_flags, MASK_GPOPT, MASK_EMBEDDED_DATA)
722 (MASK_UNINIT_CONST_IN_RODATA, TARGET_EMBEDDED_DATA, TARGET_SWITCHES)
723 (TARGET_DEFAULT, TARGET_CPU_DEFAULT, SUBTARGET_TARGET_OPTIONS)
724 (TARGET_OPTIONS, iq2000_cpu_string, iq2000_arch_string): Delete.
725 (TARGET_DEBUG_MODE, TARGET_DEBUG_A_MODE, TARGET_DEBUG_B_MODE)
726 (TARGET_DEBUG_C_MODE, TARGET_DEBUG_D_MODE): Define to 0 rather
727 than target_flags & 0.
728 * config/iq2000/iq2000.c (iq2000_cpu_string, iq2000_arch_string)
729 (iq2000_arch, iq2000_parse_cpu): Delete.
730 (TARGET_HANDLE_OPTION): Override default.
731 (iq2000_handle_option): New function.
732 (override_options): Remove -march= and -mcpu= handling.
733 * config/iq2000/iq2000.opt: New file.
735 2005-03-30 Richard Sandiford <rsandifo@redhat.com>
737 * config/c4x/c4x-protos.h (c4x_rpts_cycles, c4x_cpu_version): Delete.
738 * config/c4x/c4x.h (SMALL_MEMORY_FLAG, MPYI_FLAG, FAST_FIX_FLAG)
739 (RPTS_FLAG, C3X_FLAG, TI_FLAG, PARANOID_FLAG, MEMPARM_FLAG, DEVEL_FLAG)
740 (RPTB_FLAG, BK_FLAG, DB_FLAG, DEBUG_FLAG, HOIST_FLAG)
741 (LOOP_UNSIGNED_FLAG, FORCE_FLAG, PRESERVE_FLOAT_FLAG)
742 (PARALLEL_INSN_FLAG, PARALLEL_MPY_FLAG, ALIASES_FLAG, C30_FLAG)
743 (C31_FLAG, C32_FLAG, C33_FLAG, C40_FLAG, C44_FLAG, TARGET_SWITCHES)
744 (TARGET_DEFAULT, TARGET_SMALL, TARGET_MPYI, TARGET_FAST_FIX)
745 (TARGET_RPTS, TARGET_TI, TARGET_PARANOID, TARGET_MEMPARM, TARGET_DEVEL)
746 (TARGET_RPTB, TARGET_BK, TARGET_DB, TARGET_DEBUG, TARGET_HOIST)
747 (TARGET_LOOP_UNSIGNED, TARGET_FORCE, TARGET_PRESERVE_FLOAT)
748 (TARGET_PARALLEL, TARGET_PARALLEL_MPY, TARGET_ALIASES)
749 (c4x_rpts_cycles_string, c4x_cpu_version_string)
750 (TARGET_OPTIONS): Delete.
751 (c4x_rpts_cycles, c4x_cpu_version): Declare.
752 (TARGET_C3X, TARGET_C30, TARGET_C31, TARGET_C32, TARGET_C33)
753 (TARGET_C40, TARGET_C44): Redefine in terms of c4x_cpu_version.
754 * config/c4x/c4x.c (c4x_rpts_cycles_string): Delete.
755 (c4x_cpu_version_string): Delete.
756 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
757 (c4x_handle_option): New function. Map -m3x and -m4x options to the
758 equivalent -mcpu= option.
759 (c4x_override_options): Remove -mrpts= and -mcpu= handling from here.
760 Deal with the extra conditions in the old TARGET_MPYI, TARGET_RPTB,
761 TARGET_DB, TARGET_PARALLEL and TARGET_PARALLEL_MPY macros by setting
762 or clearing the appropriate MASK_* bit.
763 (c4x_file_start): Use c4x_cpu_version.
764 * config/c4x/c4x.opt: New file.
766 2005-03-30 Richard Sandiford <rsandifo@redhat.com>
768 * doc/options.texi: Document the new MaskExists flag.
769 * opth-gen.awk: Don't output MASK and TARGET macros for Mask(...)
770 if the option has the MaskExists flag.
772 2005-03-30 Richard Sandiford <rsandifo@redhat.com>
774 * opt-functions.awk (flag_set_p, test_flag): New functions.
775 (switch_flags): Use them.
776 * opth-gen.awk: Use flag_set_p to check for flags.
777 * optc-gen.awk: Likewise. Use opt_args to check for Init(...) flags.
779 2005-03-30 Ian Lance Taylor <ian@airs.com>
781 * config.host (i[34567]86-*-mingw32*): Don't set
782 host_can_use_collect2 to no.
784 2005-03-30 Alan Modra <amodra@bigpond.net.au>
787 * builtins.c (get_memory_rtx): Expand address exp using EXPAND_NORMAL.
788 Remove convert_memory_address call duplicating that in memory_address.
790 2005-03-29 Richard Henderson <rth@redhat.com>
793 * c-decl.c (c_finish_incomplete_decl): Update complete_array_type call.
794 (build_compound_literal): Likewise. Propagate decl type into the
796 (finish_decl): Likewise. Use new return value from complete_array_type
797 for zero sized arrays.
798 (complete_array_type): Move ...
799 * c-common.c (complete_array_type): ... here. Change first argument
800 to pointer-to-type-node. Consistently use sizetype for the index
801 except for zero sized arrays. Detect zero sized arrays for pedantic
802 mode diagnostics. Create a new type node instead of modifying the
804 * c-tree.h (complete_array_type): Move decl ...
805 * c-common.h (complete_array_type): ... here.
807 2005-03-29 Richard Henderson <rth@redhat.com>
810 * tree-sra.c (generate_element_init_1): Handle RANGE_EXPR.
812 2005-03-29 Kazu Hirata <kazu@cs.umass.edu>
814 * builtin-types.def, c-convert.c, c-format.c, ddg.c, debug.c,
815 debug.h, et-forest.c, et-forest.h, gcov.c, rtl-profile.c,
816 rtlhooks-def.h, rtlhooks.c, sdbout.c, tree-inline.h,
817 tree-profile.c, tsystem.h, value-prof.h: Update copyright.
819 2005-03-29 Eric Christopher <echristo@redhat.com>
821 * config/mips/mips.c (mips_gimplify_va_arg_expr): Update for
822 truthvalue conversion removal.
824 2005-03-29 Ian Lance Taylor <ian@airs.com>
827 * collect2.c: Never include <vfork.h>.
828 (VFORK_STRING, vfork): Don't define.
829 (pid): Remove global variable.
830 (handler): Call raise instead of kill (getpid(), ...).
831 (collect_wait): Add pex parameter. Change all callers. Use
832 pex_get_status rather than pwait.
833 (do_wait): Add pex parameter. Change all callers.
834 (collect_execute): Return struct pex_obj * rather than void. Use
835 pex routines rather than pexecute.
836 (fork_execute): Get pex_obj from collect_execute, and pass it to
838 (scan_prog_file): Use pex routines rather than pipe/vfork/exec.
839 Only declare quit_handler if SIGQUIT is defined.
840 (scan_libraries): Likewise.
841 * collect2.h (collect_execute): Update declaration.
842 (collect_wait): Update declaration.
843 * tlink.c (tlink_execute): Get pex_obj from collect_execute, and
844 pass it to collect_wait.
846 2005-03-29 Joseph S. Myers <joseph@codesourcery.com>
849 * c-parser.c (c_parser_compound_statement_nostart): Give error
850 message for EOF instead of just setting parser->error.
852 2005-03-29 Dorit Naishlos <dorit@il.ibm.com>
854 * tree-vectorizer.c (slpeel_update_phi_nodes_for_guard): Removed.
855 (slpeel_update_phi_nodes_for_guard1): New function.
856 (slpeel_update_phi_nodes_for_guard2): New function.
857 (slpeel_tree_peel_loop_to_edge): Call above new functions instead
858 of slpeel_update_phi_nodes_for_guard.
859 (vectorize_loops): Remove call to loop_closed_rewrite.
860 * tree-vect-transform.c (vect_update_ivs_after_vectorizer): Remove
863 2005-03-29 Richard Sandiford <rsandifo@redhat.com>
865 * config/m32r/little.h (TARGET_ENDIAN_DEFAULT): Delete.
866 (TARGET_LITTLE_ENDIAN): New macro.
867 * config/m32r/m32r.h (SUBTARGET_SWITCHES, target_flags)
868 (TARGET_RELAX_MASK, TARGET_DEBUG_MASK, TARGET_DEBUG)
869 (TARGET_ALIGN_LOOPS_MASK, TARGET_ALIGN_LOOPS)
870 (TARGET_LOW_ISSUE_RATE_MASK, TARGET_LOW_ISSUE_RATE)
871 (TARGET_BRANCH_COST_MASK, TARGET_BRANCH_COST, TARGET_M32RX_MASK)
872 (TARGET_M32RX, TARGET_M32R2_MASK, TARGET_M32R2, LITTLE_ENDIAN_BIT)
873 (TARGET_ENDIAN_DEFAULT, SUBTARGET_SWITCHES, TARGET_DEFAULT)
874 (TARGET_SWITCHES, m32r_model_string, m32r_sdata_string)
875 (m32r_cache_flush_trap_string, SUBTARGET_OPTIONS)
876 (TARGET_OPTIONS): Delete.
877 (M32R_MODEL_DEFAULT, M32R_SDATA_DEFAULT): Turn into enums.
878 (CACHE_FLUSH_TRAP): Turn into an integer.
879 (TARGET_LITTLE_ENDIAN): Define to 0 by default.
880 (INITIALIZE_TRAMPOLINE): Check m32r_cache_trap >= 0 to see if
881 -mflush-trap is in use.
882 * config/m32r/m32r.c (m32r_model_string, m32r_sdata_string)
883 (m32r_cache_flush_trap_string): Delete.
884 (m32r_model) Initialize to M32R_MODEL_DEFAULT.
885 (m32r_sdata): Likewise M32R_SDATA_DEFAULT.
886 (m32r_cache_trap): Likewise CACHE_FLUSH_TRAP.
887 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
888 (m32r_handle_option): New function. Move -mflush-trap=, -mflush-func=,
889 -mmodel= and -msdata= handling from...
890 (m32r_init): ...here.
891 * config/m32r/m32r.opt: New file.
893 2005-03-29 Keith Besaw <kbesaw@us.ibm.com>
895 * tree-ssanames.c (duplicate_ssa_name_ptr_info): New function.
896 (duplicate_ssa_name): Call duplicate_ssa_name_ptr_info.
897 * tree-vect-analyze.c (vect_object_analysis): additional parm
898 pass back a "struct ptr_info_def *" with the points-to info.
899 (vect_analyze_data_refs): set the STMT_VINFO_PTR_INFO for the
900 statement using info returned from vect_object_analysis.
901 * tree-vect-transform.c (update_vuses_to_preheader): New function.
902 (vect_create_data_ref_ptr): Remove updates to vars_to_rename
903 for virtual uses and defs when creating a replacement vector
904 reference. Call duplicate_ssa_name_ptr_info to define points-to
905 info for vector pointer replacement using STMT_VINFO_PTR_INFO.
906 (vectorizable_store): copy_virtual_operands and update
907 definition statements.
908 (vectorizable_load): copy_virtual_operands. Remove call to
909 mark_call_clobbered_vars_to_rename for call to "const" builtin.
910 * tree-vectorizer.c (vectorize_loops): Remove calls to
911 rewrite_into_ssa and bitmap_clear (vars_to_rename).
912 (new_stmt_vec_info): initialize STMT_VINFO_PTR_INFO for stmt.
913 * tree-vectorizer.h (_stmt_vec_info): add field ptr_info and
914 define macro STMT_VINFO_PTR_INFO for use in accessing.
915 * tree.h add export of duplicate_ssa_name_ptr_info.
916 * rs6000.c (altivec_init_builtins): Declare builtin function
917 __builtin_altivec_mask_for_load to be "const".
919 2005-03-29 Jakub Jelinek <jakub@redhat.com>
922 * cgraph.h (struct cgraph_varpool_node): Add alias field.
923 * cgraph.c (cgraph_varpool_assemble_pending_decls): Don't call
924 assemble_variable on aliases.
925 * varasm.c (assemble_alias): Set node->alias.
926 * toplev.c (wrapup_global_declarations): Don't call
927 rest_of_decl_compilation on aliases again.
929 2005-03-29 Paul Brook <paul@codesourcery.com>
931 * config/arm/arm-protos.h (arm_dbx_register_number): Add prototype.
932 * config/arm/arm.c (arm_dbx_register_number): New function.
933 * config/arm/arm.h (IS_FPA_REGNUM, DBX_REGISTER_NUMBER): Define.
935 2005-03-29 Eric Botcazou <ebotcazou@libertysurf.fr>
938 * varasm.c (make_decl_rtl) [ASM_DECLARE_REGISTER_GLOBAL]: Use
939 the DECL_NAME, not the DECL_ASSEMBLER_NAME.
941 2005-03-29 Dale Johannesen <dalej@apple.com>
943 * Makefile.in (value-prof.o): New dependencies on $(DIAGNOSTIC_H)
944 $(TREE_H) and $(COVERAGE_H).
945 * coverage.c (compute_checksum): Use DECL_NAME not DECL_ASSEMBLER_NAME.
946 * opts.c (common_handle_option): Enable tree-based value transforms.
947 * toplev.c (process_options): Ditto.
948 * value-prof.h (struct histogram_value_t): Redefine. "Adjust" below
949 refers to references to this type.
950 * tree-flow.h: (struct stmt_ann_d): Add histograms field.
951 * rtl-profile.c (rtl_gen_interval_profiler): Adjust. Remove checks
952 for may_be_more, may_be_less.
953 (rtl_gen_pow2_profiler): Adjust.
954 (rtl_gen_one_value_profiler_no_edge_manip): Adjust.
955 (rtl_gen_one_value_profiler): Adjust.
956 (rtl_gen_const_delta_profiler): Adjust.
957 * tree-profile.c (tree_gen_interval_profiler): Implement.
958 (tree_gen_pow2_profiler): Ditto.
959 (tree_gen_one_value_profiler): Ditto.
960 (tree_profiling): New.
961 (pass_tree_profile): Reference it.
962 * value-prof.c: Include tree-flow.h, tree-flow-inline.h, diagnostic.h,
964 (insn_divmod_values_to_profile): Rename to
965 rtl_divmod_values_to_profile. Adjust.
966 (insn_values_to_profile): Rename to rtl_values_to_profile. Adjust.
967 (insn_prefetch_values_to_profile): Adjust.
968 (rtl_value_profile_transformations): Adjust.
969 (gen_divmod_fixed_value): Rename to rtl_divmod_fixed_value.
970 (gen_mod_pow2): Rename to rtl_mod_pow2.
971 (gen_mod_subtract): Rename to rtl_mod_subtract.
972 (divmod_fixed_value_transform): Rename to
973 rtl_divmod_fixed_value_transform.
974 (mod_pow2_value_transform): Rename to rtl_mod_pow2_value_transform.
975 (mod_subtract_transform): Rename to rtl_mod_subtract_transform.
976 (rtl_find_values_to_profile): Adjust.
977 (tree_value_profile_transformations): Implement.
978 (tree_divmod_values_to_profile): New.
979 (tree_values_to_profile): New.
980 (tree_divmod_fixed_value): New.
981 (tree_mod_pow2): New.
982 (tree_mod_subtract): New.
983 (tree_divmod_fixed_value_transform): New.
984 (tree_mod_pow2_value_transform): New.
985 (tree_mod_subtract_transform): New.
986 (tree_find_values_to_profile): Implement.
987 * profile.c (instrument_values): Free histograms.
988 (compute_value_histograms): Adjust. Implement tree version.
990 2005-03-29 Uros Bizjak <uros@kss-loka.si>
992 * reg-stack.c (subst_stack_regs_pat): Handle <UNSPEC_FIST> case.
993 * config/i386/i386.c (output_fix_trunc): Add new round_mode
994 variable. Output "fldcw" depending on round_mode.
995 * config/i386/i386.md (UNSPEC_FIST): New.
996 (fistdi2, fistdi2_with_temp, fist<mode>2, fist<mode>2_with_temp):
997 New isns patterns to implement lrint and llrint built-ins as x87
999 (fistdi2, fist<mode>2 splitters): New splitters.
1000 (lrint<mode>2): New expanders.
1002 2005-03-28 Ian Lance Taylor <ian@airs.com>
1004 * config/arc/arc.c (arc_output_function_epilogue): Pass prescan as
1005 0 when calling final_scan_insn.
1007 2005-03-28 Jan Hubicka <jh@suse.cz>
1010 * varasm.c (mark_decl_referenced): Do not mark extern inline functions
1013 * tree-inline.c (estimate_num_insns_1): Use declaration to discover argument
1014 types where possible.
1016 2005-03-26 Per Bothner <per@bothner.com>
1018 Make -f[no-]show-column also control non-cpp diagnostics.
1019 * c.opt (fshow-column): Move option from here ...
1020 * common.opt (fshow-column): ... to here.
1021 * diagnostic.c (diagnostic_build_prefix): Only print column number
1022 if flag_show_column.
1024 2005-03-27 Steven Bosscher <stevenb@suse.de>
1026 * vax-protos.h (vax_output_int_move, vax_output_int_add,
1027 vax_output_conditional_branch): New prototypes.
1028 * vax.c (vax_output_int_move, vax_output_int_add): New functions,
1029 extracted from vax.md mov and add patterns.
1030 (vax_output_conditional_branch): New function to output conditional
1031 branch instructions.
1032 * vax.md: Use mode macros for arithmetic and mov patterns.
1033 Use code macros for the jump patterns.
1035 2005-03-26 Andrew Pinski <pinskia@physics.uc.edu>
1037 * Makefile.in (libbackend.o): Depend on version files;
1038 add custom generation command.
1040 2005-03-26 Andrew Pinski <pinskia@physics.uc.edu>
1043 * config/rs6000/rs6000.md (extendsfdf2_fpr): Check to make
1044 sure that we have a REG before getting its REGNO.
1046 2005-03-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1048 * builtin-types.def (BT_FN_STRING_CONST_STRING_SIZE): New.
1049 * builtins.def (BUILT_IN_STRNDUP): New.
1051 2005-03-25 Pat Haugen <pthaugen@us.ibm.com>
1053 PR tree-optimization/20470
1054 * fold-const.c (fold_cond_expr_with_comparison): Recognize/fold
1057 2005-03-25 Mike Stump <mrs@apple.com>
1059 * config/darwin.h (ASM_OUTPUT_ALIGNED_DECL_LOCAL): Don't allow 0
1062 2005-03-25 Geoffrey Keating <geoffk@apple.com>
1064 * config/rs6000/darwin-fallback.c: Don't include <ucontext.h>.
1065 Use our own structure definitions.
1067 * config/rs6000/rs6000.md (UNSPEC constants): Add UNSPEC_STFIWX.
1068 (fix_truncdfsi2): Allow registers or memory as destination.
1069 When TARGET_PPC_GFXOPT, generate simplified pattern.
1070 (fix_truncdfsi2_internal): Use define_insn_and_split.
1071 (fix_truncdfsi2_internal_gfxopt): New.
1072 (fctiwz): Don't confuse register allocation by giving it no choices.
1074 * config/rs6000/rs6000.h (EXTRA_CONSTRAINT): Add 'Z'.
1075 (EXTRA_MEMORY_CONSTRAINT): Likewise.
1076 * config/rs6000/rs6000.c (indexed_or_indirect_operand): New.
1077 * config/rs6000/rs6000-protos.h (indexed_or_indirect_operand): New.
1079 2005-03-25 Kazu Hirata <kazu@cs.umass.edu>
1081 * dominance.c (free_dominance_info): Speed up by freeing et
1082 data structures without maintaining other nodes.
1083 * et-forest.c (et_free_tree_force): New.
1084 * et-forest.h: Add a prototype for et_free_tree_force.
1086 * tree.c (get_set_constructor_bits,
1087 get_set_constructor_bytes): Remove.
1088 * tree.h: Remove the corresponding prototypes.
1090 2005-03-25 John David Anglin <dave.anglin@nrc-crnc.gc.ca>
1093 * vax.c (vax_rtx_costs_1): Merge with vax_rtx_costs.
1094 (vax_rtx_costs): Return false when passed unsupported rtx's. Handle
1095 FLOAT_EXTEND, FLOAT_TRUNCATE and TRUNCATE. Fix costs for POST_INC,
1096 PRE_DEC, NEG and NOT.
1098 2005-03-25 Kazu Hirata <kazu@cs.umass.edu>
1100 * fold-const.c: Convert uses of fold (build (...)) to
1103 2005-03-25 Zdenek Dvorak <dvorakz@suse.cz>
1105 PR rtl-optimization/20249
1106 * cse.c (insert_regs): Do not record equivalence of registers in
1109 2005-03-24 Kazu Hirata <kazu@cs.umass.edu>
1111 * emit-rtl.c (reverse_comparison): Remove.
1112 * rtl.h: Remove the corresponding prototype.
1114 2005-03-24 James E Wilson <wilson@specifixinc.com>
1116 * doc/install.texi (--enable-altivec): Delete docs.
1118 2005-03-24 David Edelsohn <edelsohn@gnu.org>
1120 * config/rs6000/predicates.md (easy_fp_constant): Return 0 for
1121 SFmode and DFmode before reload when
1122 flag_unsafe_math_optimizations not enabled.
1124 2005-03-24 Geoffrey Keating <geoffk@apple.com>
1126 * c.opt (fvisibility-inlines-hidden): Allow for ObjC++.
1128 * config/i386/darwin.h (TARGET_SUBTARGET_DEFAULT): Add
1129 MASK_128BIT_LONG_DOUBLE, MASK_ALIGN_DOUBLE.
1131 2005-03-24 Nathan Sidwell <nathan@codesourcery.com>
1133 * configure.ac (enable-checking): Add 'runtime' option.
1134 * doc/install.texi (enable-checking): Document 'runtime' checking.
1135 * tsystem.h (gcc_assert, gcc_unreachable): Define.
1136 * config.in: Regenerated.
1137 * configure: Regenerated.
1139 2005-03-23 Uros Bizjak <uros@kss-loka.si>
1141 * optabs.h (enum optab_index): Remove OTI_llrint.
1142 (llrint_optab): Remove macro.
1143 * optabs.c (init_optabs): Remove llrint_optab initialization.
1144 * genopinit.c (optabs): Remove llrint_optab implementation.
1145 * builtins.c (expand_builtin_mathfn): Handle BUILT_IN_LLRINT{,F,L}
1148 2005-03-24 Alexandre Oliva <aoliva@redhat.com>
1150 PR rtl-optimization/20532
1151 * simplify-rtx.c (simplify_binary_operation_1): Protect from
1152 overflow when adding coefficients for PLUS or MINUS.
1153 (simplify_binary_operation_1): Handle CONST_DOUBLE exact power of
1156 2005-03-23 Joseph S. Myers <joseph@codesourcery.com>
1158 * langhooks.h (truthvalue_conversion): Remove.
1159 * langhooks-def.h (LANG_HOOKS_INITIALIZER): Remove
1160 LANG_HOOKS_TRUTHVALUE_CONVERSION.
1161 * system.h (LANG_HOOKS_TRUTHVALUE_CONVERSION): Poison.
1162 * gimplify.c (gimple_boolify): Don't use truthvalue_conversion.
1163 * c-objc-common.h (LANG_HOOKS_TRUTHVALUE_CONVERSION): Remove.
1165 2005-03-23 Kazu Hirata <kazu@cs.umass.edu>
1167 * params.def: Fix a typo.
1168 * config/mips/mips.c: Follow the spelling convensions.
1169 * doc/invoke.texi: Fix typos.
1171 2005-03-18 Dale Johannese <dalej@apple.com>
1173 * cp/tree.c (cp_tree_equal): Handle SSA_NAME.
1175 2005-03-23 Daniel Berlin <dberlin@dberlin.org>
1177 Fix PR tree-optimization/20601
1179 * tree-ssa-pre.c (insert_aux): Add missing condition to
1182 2005-03-23 Ian Lance Taylor <ian@airs.com>
1184 * final.c (final_scan_insn): Don't remove no-op instructions.
1185 * reload1.c (reload): Remove simple no-op instructions even when
1188 2005-03-23 Dorit Naishlos <dorit@il.ib.com>
1190 PR tree-optimization/20501
1191 * tree-vect-analyze.c (vect_enhance_data_refs_alignment): Debug print
1192 reporting that peeling for alignment is applied moved to...
1193 * (vect_analyze_data_refs_alignment): Here.
1195 2005-03-23 Ian Lance Taylor <ian@airs.com>
1197 * reorg.c (dbr_schedule): Remove #if 0 code to call final.
1199 2005-03-23 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
1201 * config.gcc (alpha*-dec-osf[45]*): Remove target_cpu_default.
1202 Define TARGET_SUPPORT_ARCH except on Tru64 UNIX V4.0A.
1204 2005-03-23 Hans-Peter Nilsson <hp@axis.com>
1206 * doc/tm.texi (TARGET_MD_ASM_CLOBBERS): Adjust wording to not
1207 imply that this is called once, independent of asms in code.
1208 Adjust to now being pased output and input lists. Mention helper
1209 function decl_overlaps_hard_reg_set_p.
1210 * hooks.c (hook_tree_tree_tree_tree_3rd_identity): Rename from
1211 hook_tree_tree_identity and to take three trees, returning third.
1212 * hooks.h (hook_tree_tree_tree_tree_3rd_identity): Adjust the
1214 * stmt.c: include hard-reg-set.h before tree.h.
1215 (decl_overlaps_hard_reg_set_p): New function, broken out from...
1216 (decl_conflicts_with_clobbers_p): Call
1217 decl_overlaps_hard_reg_set_p.
1218 (expand_asm_operands): Pass output and input lists in call to
1219 targetm.md_asm_clobbers.
1220 * target-def.h (TARGET_MD_ASM_CLOBBERS): Define as
1221 hook_tree_tree_tree_tree_3rd_identity.
1222 * target.h (struct gcc_target.md_asm_clobbers): Take three tree
1224 * tree.h [HARD_CONST] (decl_overlaps_hard_reg_set_p): Prototype.
1225 * config/i386/i386.c (ix86_md_asm_clobbers): Adjust to three
1226 parameters, first two unused.
1227 * config/cris/cris.c (cris_md_asm_clobbers): Adjust to added
1228 parameters. Only add MOF to clobbers if there's no 'h' mentioned
1229 in constraint letters and MOF is not mentioned as a asm-declared
1230 register in neither of the input and output lists.
1232 2005-03-23 DJ Delorie <dj@redhat.com>
1234 * optabs.c (expand_binop): Make sure the first subword's result
1237 2005-03-23 Joseph S. Myers <joseph@codesourcery.com>
1239 * c-common.c (c_common_truthvalue_conversion): Adjust comment.
1240 Call c_common_truthvalue_conversion rather than
1241 lang_hooks.truthvalue_conversion.
1242 * c-convert.c (convert): Call c_objc_common_truthvalue_conversion.
1243 * c-objc-common.c (c_objc_common_truthvalue_conversion): Move to
1245 * c-objc-common.h (LANG_HOOKS_TRUTHVALUE_CONVERSION): Change to
1246 c_common_truthvalue_conversion.
1247 * c-parser.c (c_parser_paren_condition, c_parser_for_statement,
1248 c_parser_conditional_expression, c_parser_binary_expression): Call
1249 c_objc_common_truthvalue_conversion.
1250 * c-typeck.c (build_unary_op): Call
1251 c_objc_common_truthvalue_conversion.
1252 (build_conditional_expr): Do not call
1253 lang_hooks.truthvalue_conversion.
1254 (build_binary_op): Call c_common_truthvalue_conversion.
1255 (c_objc_common_truthvalue_conversion): Moved from
1256 c-objc-common.c. Call default_function_array_conversion instead
1257 of default_conversion.
1259 2005-03-23 Joseph S. Myers <joseph@codesourcery.com>
1261 * c-common.h (default_conversion): Remove.
1262 (perform_integral_promotions): Add.
1263 * c-tree.h (default_conversion): Add.
1264 * c-typeck.c (perform_integral_promotions): New, split out from
1266 * c-common.c (check_case_value): Use perform_integral_promotions,
1267 not default_conversion.
1268 (c_add_case_label): Don't continue processing case label after
1269 found to be pointer.
1271 2005-03-23 Mark Mitchell <mark@codesourcery.com>
1273 * gcc.c (do_spec_1): Do not add a -L path for a directory in
1274 the prefix list if we have already added a multilib directory
1276 (main): Do not add MD_EXEC_PREFIX to the list of directories to
1279 2005-03-22 Kazu Hirata <kazu@cs.umass.edu>
1281 * reload1.c (indirect_symref_ok, reload_obstack): Make them
1283 * reload.h: Remove the prototype for indirect_symref_ok.
1285 * reload1.c (indirect_symref_ok): Make it global.
1286 * reload.h: Add a prototype for indirect_symref_ok.
1288 2005-03-22 Kaz Kojima <kkojima@gcc.gnu.org>
1290 * config/sh/sh.md (ashlhi3): Rename to *ashlhi3_n and add a new
1293 2005-03-22 Tobias Schl"uter <tobias.schlueter@physik.uni-muenchen.de>
1295 * tree.h (DECL_IGNORED_P, DECL_IN_SYSTEM_HEADER): Clarify comments.
1297 2005-03-22 Daniel Berlin <dberlin@dberlin.org>
1299 * c-opts.c (c_common_parse_file): Only start/end main source file
1300 if debug hooks says the writer wants it.
1301 * dbxout.c (dbx_debug_hooks): Add start_end_main_source_file
1303 (xcoff_debug_hooks): Ditto.
1304 * debug.c (do_nothing_hooks): Ditto.
1305 * debug.h (gcc_debug_hooks): Ditto.
1306 * dwarf2out.c (dwarf2_debug_hooks): Ditto.
1307 * sdbout.c (sdb_debug_hooks): Ditto.
1308 * vmsdbgout.c (vmsdbg_debug_hooks): Ditto.
1310 2005-03-22 Mark Mitchell <mark@codesourcery.com>
1312 * doc/extend.texi: Deprecate C++ min/max operators.
1314 2005-03-22 Zdenek Dvorak <dvorakz@suse.cz>
1316 * tree-ssa-loop-ivopts.c (determine_iv_cost): Do not try to preserve
1317 artificial original candidates.
1319 2005-03-22 Richard Guenther <rguenth@tat.physik.uni-tuebingen.de>
1320 Jan Hubicka <jh@suse.cz>
1321 Steven Bosscher <stevenb@suse.de>
1323 * cgraphunit.c (cgraph_estimate_size_after_inlining): Compute
1324 call cost based on argument sizes.
1325 (cgraph_mark_inline_edge): Avoid inline unit from shrinking by
1327 * params.def: (max-inline-inssn-single): Set to 450.
1328 (max-inline-insns-auto): Set to 90.
1329 (max-inline-insns-recursive): Set to 450
1330 (max-inline-insns-recursive-auto): Set to 450.
1331 (large-function-insns): Set to 2700.
1332 (inline-call-cost): New parameter.
1333 * tree-inline.c (estimate_move_cost): New function.
1334 (estimate_num_insns_1): Compute move sizes costs by estimate_move_cost
1335 for non-gimple-regs, set cost to 0 for gimple-regs. Compute call size
1337 * tree-inline.h (estimate_move_cost): Declare.
1338 * invoke.texi: (max-inline-inssn-single): Change default to 450.
1339 (max-inline-insns-auto): Change default to 90.
1340 (max-inline-insns-recursive): Change default to 450
1341 (max-inline-insns-recursive-auto): Change default to 450.
1342 (large-function-insns): Change default to 2700.
1343 (inline-call-cost): Document new parameter.
1345 2005-03-22 Richard Sandiford <rsandifo@redhat.com>
1347 * config/i860/i860.h (target_flags, TARGET_XP, TARGET_SWITCHES)
1348 (TARGET_DEFAULT): Delete.
1349 * config/i860/i860.opt: New file.
1351 2005-03-22 Richard Sandiford <rsandifo@redhat.com>
1353 * config/frv/frv-protos.h (frv_branch_cost_string, frv_branch_cost_int)
1354 (frv_cpu_string, frv_condexec_insns_str, frv_condexec_insns)
1355 (frv_condexec_temps_str, frv_condexec_temps, frv_sched_lookahead_str)
1356 (frv_sched_lookahead): Delete.
1357 * config/frv/frv.h (MASK_DEFAULT_ALLOC_CC): Move to frv.c.
1358 (target_flags, MASK_GPR_32, MASK_FPR_32, MASK_SOFT_FLOAT)
1359 (MASK_ALLOC_CC, MASK_DWORD, MASK_DOUBLE, MASK_MEDIA, MASK_MULADD)
1360 (MASK_LIBPIC, MASK_ACC_4, MASK_PACK, MASK_LONG_CALLS)
1361 (MASK_ALIGN_LABELS, MASK_LINKED_FP, MASK_BIG_TLS, MASK_DEBUG_ARG)
1362 (MASK_DEBUG_ADDR, MASK_DEBUG_STACK, MASK_DEBUG, MASK_DEBUG_LOC)
1363 (MASK_DEBUG_COND_EXEC, MASK_NO_COND_MOVE, MASK_NO_SCC)
1364 (MASK_NO_COND_EXEC, MASK_NO_VLIW_BRANCH, MASK_NO_MULTI_CE)
1365 (MASK_FDPIC, MASK_INLINE_PLT, MASK_GPREL_RO, MASK_DEFAULT)
1366 (TARGET_GPR_32, TARGET_FPR_32, TARGET_SOFT_FLOAT, TARGET_ALLOC_CC)
1367 (TARGET_DWORD, TARGET_DOUBLE, TARGET_MEDIA, TARGET_MULADD)
1368 (TARGET_LIBPIC, TARGET_ACC_4, TARGET_DEBUG_ARG, TARGET_DEBUG_ADDR)
1369 (TARGET_DEBUG_STACK, TARGET_DEBUG, TARGET_DEBUG_LOC)
1370 (TARGET_DEBUG_COND_EXEC, TARGET_NO_COND_MOVE, TARGET_NO_SCC)
1371 (TARGET_NO_COND_EXEC, TARGET_NO_VLIW_BRANCH, TARGET_NO_MULTI_CE)
1372 (TARGET_NO_NESTED_CE, TARGET_FDPIC, TARGET_INLINE_PLT, TARGET_BIG_TLS)
1373 (TARGET_GPREL_RO, TARGET_PACK, TARGET_LONG_CALLS, TARGET_ALIGN_LABELS)
1374 (TARGET_LINKED_FP, TARGET_GPR_64, TARGET_FPR_64, TARGET_HARD_FLOAT)
1375 (TARGET_FIXED_CC, TARGET_COND_MOVE, TARGET_SCC, TARGET_COND_EXEC)
1376 (TARGET_VLIW_BRANCH, TARGET_MULTI_CE, TARGET_NESTED_CE, TARGET_ACC_8)
1377 (TARGET_SWITCHES, TARGET_OPTIONS, DEFAULT_CONDEXEC_TEMPS)
1378 (DEFAULT_BRANCH_COST, DEFAULT_CONDEXEC_INSNS): Delete.
1379 * config/frv/frv.c (frv_branch_cost_string, frv_branch_cost_int)
1380 (frv_cpu_string, frv_condexec_insns_str, frv_condexec_insns)
1381 (frv_condexec_temps_str, frv_condexec_temps, frv_sched_lookahead_str)
1382 (frv_sched_lookahead): Delete.
1383 (MASK_DEFAULT_ALLOC_CC): Moved from frv.h.
1384 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
1385 (frv_handle_option): New function. Move -mcpu= handling from...
1386 (frv_override_options): ...here. Remove handling of other
1388 (frv_ifcvt_modify_tests): Check !TARGET_COND_EXEC instead of
1389 TARGET_NO_COND_EXEC and !TARGET_NESTED_CE to TARGET_NO_NESTED_CE.
1390 (frv_ifcvt_modify_multiple_tests): Likewise !TARGET_MULTI_CE
1391 and TARGET_NO_MULTI_CE.
1392 (frv_for_each_packet): Likewise TARGET_NO_VLIW_BRANCH and
1393 !TARGET_VLIW_BRANCH.
1394 * config/frv/frv.opt: New file.
1396 2005-03-22 Kazu Hirata <kazu@cs.umass.edu>
1398 * fold-const.c (fold_ternary): Take decomposed arguments of
1400 (fold): Update a call to fold_ternary.
1402 * fold-const.c (fold_build1, fold_build2, fold_build3): New.
1403 * tree.h: Add corresponding prototypes.
1405 2005-03-22 Jakub Jelinek <jakub@redhat.com>
1408 * cfglayout.c (reemit_insn_block_notes): Don't put block notes in
1409 between jump table and its label.
1410 * final.c (shorten_branches): Handle notes in between ADDR_VEC
1411 resp. ADDR_DIFF_VEC and the label preceeding it.
1412 (final_scan_insn): Likewise. Ensure ADDR_VEC resp. ADDR_DIFF_VEC
1413 is emitted in the right section.
1415 2005-03-22 Kazu Hirata <kazu@cs.umass.edu>
1417 * fold-const.c (fold_unary, fold_binary): Update comments
1420 2005-03-22 Hans-Peter Nilsson <hp@axis.com>
1422 PR rtl-optimization/20527
1423 * combine.c (can_combine_p) [AUTO_INC_DEC]: When INSN has an
1424 REG_INC note, test that the register also isn't mentioned in PRED
1427 2005-03-22 Ben Elliston <bje@au.ibm.com>
1429 * dwarf2out.c (dwarf_type_encoding_name): Remove unused prototype
1432 2005-03-21 Mike Stump <mrs@apple.com>
1434 * varasm.c (default_assemble_visibility): Remove extra ().
1436 2005-03-21 Roger Sayle <roger@eyesopen.com>
1439 * bb-reorder.c (duplicate_computed_gotos): Use can_duplicate_block_p
1440 to determine whether a block can be duplicated, rather than test
1441 whether the block contains noncopyable insns ourselves.
1443 2005-03-21 Kazu Hirata <kazu@cs.umass.edu>
1445 * config/i860/i860.h (PREDICATE_CODES): Remove nonexistent
1448 2005-03-21 Richard Sandiford <rsandifo@redhat.com>
1450 * config/ip2k/ip2k.h (target_flags, TARGET_SWITCHES): Delete.
1452 2005-03-21 Richard Sandiford <rsandifo@redhat.com>
1454 * config/fr30/fr30.h (TARGET_SMALL_MODEL_MASK, TARGET_SMALL_MODEL)
1455 (TARGET_DEFAULT, target_flags, TARGET_SWITCHES): Delete.
1456 * config/fr30/fr30.opt: New file.
1458 2005-03-18 Daniel Berlin <dberlin@dberlin.org>
1460 Fix PR tree-optimization/20542
1462 * tree-flow-inline.h (overlap_subvar): Move to here.
1463 * tree-ssa-operands.c: From here.
1464 * tree-flow.h (overlap_subvar): Declare.
1465 * tree-ssa-alias.c (add_pointed_to_var): Use overlap_subvar here.
1466 * tree-ssa-loop-im.c (is_call_clobbered_ref): Return proper answer
1467 for variables with subvars.
1469 2005-03-21 Mostafa Hagog <mustafa@il.ibm.com>
1472 * ddg.c (create_ddg_dependence): Ignore reg-anti dependency.
1473 * modulo-sched.c (const_iteration_count): Return on NULL
1475 (print_node_sched_params): Return on NULL dump_file.
1476 (generate_reg_moves): Handle reg-anti dependencies and disregard
1477 closing branch when generating register moves.
1478 (sms_schedule): Mark the SMSed block dirty.
1479 * passes.c (rest_of_handle_sms): Call update_life_info for all
1481 * testsuite/gcc.dg/20050321-1.c: New test.
1483 2005-03-21 Bob Wilson <bob.wilson@acm.org>
1485 * config/xtensa/lib1funcs.asm (__mulsi3): Use symbolic name for ACCLO.
1486 * config/xtensa/xtensa.md (movsi_internal, movhi_internal,
1487 movqi_internal): Likewise.
1489 2005-03-21 Bob Wilson <bob.wilson@acm.org>
1491 * config/xtensa/xtensa-protos.h: (xtensa_simm7, xtensa_uimm8,
1492 xtensa_uimm8x2, xtensa_uimm8x4, xtensa_ai4const, xtensa_lsi4x4,
1493 xtensa_b4const): Delete prototypes.
1494 (xtensa_simm8, xtensa_simm8x256, xtensa_simm12b, xtensa_b4constu,
1495 xtensa_mask_immediate, xtensa_mem_offset): Update prototypes.
1496 (xtensa_b4const_or_zero, xtensa_const_ok_for_letter_p,
1497 xtensa_extra_constraint): New prototypes.
1498 (add_operand, arith_operand, nonimmed_operand, mem_operand,
1499 mask_operand, extui_fldsz_operand, sext_operand, sext_fldsz_operand,
1500 lsbitnum_operand, branch_operand, ubranch_operand, call_insn_operand,
1501 move_operand, const_float_1_operand, fpmem_offset_operand,
1502 branch_operator, ubranch_operator, boolean_operator): Delete prototypes.
1503 * config/xtensa/xtensa.c (b4const_or_zero): Rename to ...
1504 (xtensa_b4const_or_zero): ...this. Change return type to bool and
1505 argument type to HOST_WIDE_INT.
1506 (xtensa_simm8, xtensa_simm8x256, xtensa_simm12b,
1507 xtensa_mask_immediate): Likewise.
1508 (xtensa_uimm8, xtensa_uimm8x2, xtensa_uimm8x4, xtensa_b4const):
1509 Likewise. Also make these functions static.
1510 (xtensa_simm7, xtensa_ai4const, xtensa_lsi4x4): Delete.
1511 (xtensa_const_ok_for_letter_p): New.
1512 (add_operand, arith_operand, nonimmed_operand, mem_operand,
1513 mask_operand, extui_fldsz_operand, sext_operand, sext_fldsz_operand,
1514 lsbitnum_operand, branch_operand, ubranch_operand, call_insn_operand,
1515 move_operand, const_float_1_operand, fpmem_offset_operand,
1516 branch_operator, ubranch_operator, boolean_operator): Move to
1518 (smalloffset_mem_p): Inline code from xtensa_lsi4x4.
1519 (xtensa_mem_offset): Change return type to bool.
1520 (xtensa_extra_constraint): New.
1521 (gen_int_relational): Update type of const_range_p function pointer.
1522 Use xtensa_b4const_or_zero.
1523 * config/xtensa/xtensa.h (CONST_OK_FOR_LETTER_P): Define to
1524 xtensa_const_ok_for_letter_p. Update comments.
1525 (EXTRA_CONSTRAINT): Define to xtensa_extra_constraint.
1526 (PREDICATE_CODES): Delete.
1527 * config/xtensa/xtensa.md: Include predicates.md.
1528 * config/xtensa/predicates.md: New file.
1530 2005-03-21 Kazu Hirata <kazu@cs.umass.edu>
1532 * config/v850/v850-protos.h: Remove the prototypes for
1533 reg_or_int9_operand, reg_or_const_operand,
1534 pattern_is_ok_for_prepare, pattern_is_ok_for_dispose,
1535 reg_or_0_operand, reg_or_int5_operand, call_address_operand,
1536 movsi_source_operand, power_of_two_operand,
1537 not_power_of_two_operand, special_symbolref_operand,
1538 pattern_is_ok_for_prologue, pattern_is_ok_for_epilogue, and
1539 register_is_ok_for_epilogue.
1540 * config/v850/v850.c (reg_or_0_operand, reg_or_int5_operand,
1541 reg_or_int9_operand, reg_or_const_operand,
1542 call_address_operand, special_symbolref_operand,
1543 movsi_source_operand, power_of_two_operand,
1544 not_power_of_two_operand, register_is_ok_for_epilogue,
1545 pattern_is_ok_for_epilogue, pattern_is_ok_for_prologue,
1546 pattern_is_ok_for_dispose, pattern_is_ok_for_prepare): Move to
1548 * config/v850/v850.h (PREDICATE_CODES): Remove.
1549 * config/v850/v850.md: Include predicates.md.
1550 * config/v850/predicates.md: New.
1552 2005-03-21 Zack Weinberg <zack@codesourcery.com>
1554 * Makefile.in (BASEVER, DEVPHASE, DATESTAMP)
1555 (BASEVER_c, DEVPHASE_c, DATESTAMP_c)
1556 (BASEVER_s, DEVPHASE_s, DATESTAMP_s, version): Set with :=.
1557 (itoolsdir, itoolsdatadir): Move definition above new first use.
1558 (install-itoolsdirs): New rule.
1559 (install-mkheaders): Depend on install-itoolsdirs, not
1560 install-include-dir.
1562 2005-03-21 Kazu Hirata <kazu@cs.umass.edu>
1564 * tree-into-ssa.c: Remove obsolete comments.
1566 2005-03-21 Richard Guenther <rguenth@gcc.gnu.org>
1568 * tree-ssa-loop.c (gate_tree_complete_unroll): Run complete
1569 unrolling if -fpeel-loops is specified, too.
1570 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely):
1571 Remove superfluous check for flag_unroll_loops.
1573 2005-03-21 Uros Bizjak <uros@kss-loka.si>
1575 * optabs.h (enum optab_index): Add new OTI_lrint and OTI_llrint.
1576 (lrint_optab, llrint_optab): Define corresponding macros.
1577 * optabs.c (init_optabs): Initialize lrint_optab and llrint_optab.
1578 * genopinit.c (optabs): Implement lrint_optab using lrintsi2
1579 pattern and llrint_optab using llrintdi2 patterns.
1580 * builtins.c (expand_builtin_mathfn): Handle BUILT_IN_LRINT{,F,L}
1581 using lrint_optab and BUILT_IN_LLRINT{,F,L} using llrint_optab.
1582 (expand_builtin): Expand BUILT_IN_LRINT{,F,L} and
1583 BUILT_IN_LLRINT{,F,L} using expand_builtin_mathfn if
1584 flag_unsafe_math_optimizations is set.
1586 2005-03-21 Paolo Bonzini <bonzini@gnu.org>
1588 * combine.c (combine_simplify_rtx, simplify_if_then_else,
1589 simplify_logical, if_then_else_cond, known_cond,
1590 simplify_comparison): Adjust calls to reverse_comparison.
1591 Don't use combine_reversed_comparison_code).
1592 (combine_reversed_comparison_code): Remove.
1593 (reversed_comparison): Using reversed_comparison_code, move it...
1594 * jump.c (reversed_comparison): ... here.
1595 * rtl.h (reversed_comparison): Add prototype.
1597 2005-03-21 Kazu Hirata <kazu@cs.umass.edu>
1599 * builtins.c (fold_builtin): Take decomposed arguments of
1601 * fold-const.c (fold_ternary): Update a call to fold_builtin.
1602 * gimplify.c (gimplify_call_expr): Likewise.
1603 * tree-ssa-ccp.c (ccp_fold, ccp_fold_builtin): Likewise.
1604 * tree.h: Update the prototype of fold_builtin.
1606 2005-03-21 Paolo Bonzini <bonzini@gnu.org>
1608 * rtl.h (struct rtx_hooks): Add gen_lowpart_no_emit.
1609 * rtlhooks.c (gen_lowpart_no_emit_general): New.
1610 * rtlhooks-def.h (gen_lowpart_no_emit_general): Declare.
1611 (RTL_HOOKS_GEN_LOWPART_NO_EMIT): New.
1612 * simplify-rtx.c (simplify_binary_operation_1): Use it.
1614 2005-03-21 Kazu Hirata <kazu@cs.umass.edu>
1616 * builtins.c (fold_builtin_1): Take decomposed arguments of
1618 (fold_builtin): Update a call to fold_builtin_1.
1620 2005-03-21 Nathan Sidwell <nathan@codesourcery.com>
1623 * gcov.c (output_lines): Only output function block summary when
1624 outputting branch information.
1625 * doc/gcov.texi: Document format of preamble and additional block
1628 2005-03-21 Richard Sandiford <rsandifo@redhat.com>
1630 * libgcc2.h (LIBGCC2_HAS_SF_MODE): New macro.
1631 (LIBGCC2_HAS_DF_MODE, LIBGCC2_HAS_TF_MODE, LIBGCC2_HAS_XF_MODE): Make
1632 the defaults false if BITS_PER_UNIT != 8.
1633 (SFtype, SCtype, __fixsfdi, __floatdisf, __fixunssfSI, __fixunssfDI)
1634 (__powisf2, __divsc3, __mulsc3): Guard with LIBGCC2_HAS_SF_MODE rather
1635 than BITS_PER_UNIT != 8.
1636 (L_fixdfdi, L_fixsfdi, L_fixtfdi, L_fixunsdfdi, L_fixunsdfsi)
1637 (L_fixunssfdi, L_fixunssfsi, L_fixunstfdi, L_fixunsxfdi, L_fixunsxfsi)
1638 (L_fixxfdi, L_floatdidf, L_floatdisf, L_floatditf, L_floatdixf): Remove
1640 * libgcc2.c (__fixunssfDI, __fixsfdi, __floatdisf, __fixunssfSI)
1641 (__powisf2, __divsc3, __mulsc3): Guard with LIBGCC2_HAS_SF_MODE.
1643 2005-03-20 Roger Sayle <roger@eyesopen.com>
1646 * fold-const.c (fold_binary): Fix type mismatch between
1647 TRUTH_{AND,OR,XOR}_EXPR nodes an their operands' types.
1648 (fold_binary) <TRUTH_XOR_EXPR>: Avoid calling invert_truthvalue
1649 for non-truth-valued expressions.
1651 * c-common.c (c_common_truthvalue_conversion): Handle ERROR_MARK
1652 and FUNCTION_DECL in the main switch.
1653 <TRUTH_ANDIF_EXPR, TRUTH_ORIF_EXPR, TRUTH_AND_EXPR, TRUTH_OR_EXPR,
1654 TRUTH_XOR_EXPR>: When changing the result type of these tree nodes,
1655 we also need to convert their operands to match.
1656 <TRUTH_NOT_EXPR>: Likewise.
1658 2005-03-21 Joseph S. Myers <joseph@codesourcery.com>
1660 * c-common.c (lvalue_or_else): Replace by lvalue_error; only give
1661 diagnostic without checking whether an lvalue.
1662 * c-common.h (lvalue_p): Remove.
1663 (enum lvalue_use): Update comment.
1664 (lvalue_or_else): Replace by lvalue_error.
1665 * c-typeck.c (lvalue_p): Make static.
1666 (lvalue_or_else): New. Call lvalue_error.
1668 2005-03-21 Alan Modra <amodra@bigpond.net.au>
1670 * config/rs6000/rs6000.c (rs6000_parm_start): New function.
1671 (function_arg_advance): Use rs6000_parm_start.
1672 (function_arg, rs6000_arg_partial_bytes): Likewise.
1674 2005-03-20 Joseph S. Myers <joseph@codesourcery.com>
1676 * c-common.c (check_case_value): Adjust comment about stripping
1678 (handle_vector_size_attribute): Don't strip NON_LVALUE_EXPR.
1679 * c-typeck.c (default_conversion, convert_arguments,
1680 build_modify_expr, convert_for_assignment, store_init_value,
1681 digest_init): Use STRIP_TYPE_NOPS instead of stripping nops
1682 manually. Remove inaccurate comments.
1684 2005-03-20 Roger Sayle <roger@eyesopen.com>
1685 Joseph S. Myers <joseph@codesourcery.com>
1687 * varasm.c (do_assemble_alias): Restore comment describing function.
1688 Annotate the target parameter as potentially unused.
1690 2005-03-20 Marek Michalkiewicz <marekm@amelek.gda.pl>
1693 * config/avr/avr.c (avr_output_function_prologue): Do not use
1694 current_function_name() in a label, use a local label instead.
1696 2005-03-20 David Edelsohn <edelsohn@gnu.org>
1698 * config/rs6000/rs6000.c (rs6000_generate_compare): Test
1699 flag_finite_math_only, not flag_unsafe_math_optimizations.
1701 2005-03-20 Kazu Hirata <kazu@cs.umass.edu>
1703 * builtins.c (fold_builtin_1): Update a call to
1704 targetm.fold_builtin.
1705 * hooks.c (hook_tree_tree_bool_null): Rename to
1706 hook_tree_tree_tree_bool_null. Take one more argument of type
1708 * hooks.h: Update the prototype of hook_tree_tree_bool_null.
1709 * target-def.h (TARGET_FOLD_BUILTIN): Define it as
1710 hook_tree_tree_tree_bool_null.
1711 * target.h (gcc_target): Update the prototype of fold_builtin.
1712 * config/alpha/alpha.c (alpha_fold_builtin): Take decomposed
1713 arguments of CALL_EXPR.
1714 * doc/tm.texi (TARGET_FOLD_BUILTIN): Update. Mention the
1717 2005-03-20 Jan Hubicka <jh@suse.cz>
1719 * cgraph.h (cgraph_node): Add prev_clone pointer.
1720 * cgraph.c (cgraph_remove_node): Remove from doubly linked chain.
1721 (cgraph_clone_node): Produce doubly linked chain.
1723 2005-03-20 Joseph S. Myers <joseph@codesourcery.com>
1725 * c-common.c (handle_aligned_attribute, check_function_sentinel,
1726 get_nonnull_operand, handle_sentinel_attribute,
1727 check_function_arguments_recurse): Do not strip NOPS from
1729 * c-decl.c (check_bitfield_type_and_width, build_enumerator):
1731 * c-format.c (get_constant): Likewise.
1732 * c-parser.c (c_parser_postfix_expression): Likewise.
1733 * c-typeck.c (set_init_index): Likewise.
1734 (convert_arguments): Don't check for NOP_EXPR containing integer
1737 2005-03-20 Kazu Hirata <kazu@cs.umass.edu>
1739 * builtins.c (fold_fixed_mathfn, fold_builtin_trunc,
1740 fold_builtin_floor, fold_builtin_ceil, fold_builtin_lround):
1741 Take decomposed arguments of CALL_EXPR.
1742 (fold_builtin_1): Update calls to the functions mentioned
1745 2005-03-20 Joseph S. Myers <joseph@codesourcery.com>
1747 * c-decl.c (check_bitfield_type_and_width): Require bit-field
1748 width to have integer type.
1749 (build_enumerator): Require enumerator value to have integer type.
1751 2005-03-19 Joseph S. Myers <joseph@codesourcery.com>
1753 * doc/extend.texi (__builtin_inf): Move statement about INFINITY
1756 2005-03-19 Joseph S. Myers <joseph@codesourcery.com>
1758 * c.opt (ansi, std=iso9899:1990, std=iso9899:1999,
1759 std=iso9899:199x): Correct descriptions.
1761 2005-03-19 Joseph S. Myers <joseph@codesourcery.com>
1763 * config.gcc: Consistently use solaris2.1[0-9]* instead of
1766 2005-03-19 Kazu Hirata <kazu@cs.umass.edu>
1768 * builtins.c (fold_builtin_memcpy): Take decomposed arguments
1770 (expand_builtin_memcpy, fold_builtin_1): Update calls to
1771 fold_builtin_memcpy.
1773 * builtins.c (fold_trunc_transparent_mathfn): Take decomposed
1774 arguments of CALL_EXPR.
1775 (fold_builtin_trunc, fold_builtin_floor, fold_builtin_ceil,
1776 fold_builtin_found, fold_builtin_1): Update calls to
1777 fold_trunc_transparent_mathfn.
1779 2005-03-19 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1782 * fold-const.c (fold_widened_comparison): Don't optimize casts of
1783 function pointers on targets that require function pointer
1785 (fold_sign_changed_comparison): Likewise.
1787 2005-03-19 Bernd Schmidt <bernd.schmidt@analog.com>
1789 * combine.c (try_combine): When changing the mode of a hard reg, make
1790 sure that doing so is valid.
1792 2005-03-19 Richard Sandiford <rsandifo@redhat.com>
1794 * config/avr/avr.c (avr_init_stack, avr_mcu_name): Make static.
1795 (TARGET_HANDLE_OPTION): Override default.
1796 (avr_handle_option): New function.
1797 * config/avr/avr.h (MASK_ALL_DEBUG, MASK_ORDER_1, MASK_INSN_SIZE_DUMP)
1798 (MASK_ORDER_2, MASK_NO_TABLEJUMP, MASK_INT8, MASK_NO_INTERRUPTS)
1799 (MASK_CALL_PROLOGUES, MASK_TINY_STACK, MASK_SHORT_CALLS)
1800 (TARGET_ORDER_1, TARGET_ORDER_2, TARGET_INT8, TARGET_NO_INTERRUPTS)
1801 (TARGET_INSN_SIZE_DUMP, TARGET_CALL_PROLOGUES, TARGET_TINY_STACK)
1802 (TARGET_NO_TABLEJUMP, TARGET_SHORT_CALLS, TARGET_ALL_DEBUG)
1803 (TARGET_SWITCHES, avr_init_stack, avr_mcu_name)
1804 (TARGET_OPTIONS): Delete.
1805 * config/avr/avr.opt: New file.
1807 2005-03-18 2005-03-18 Kazu Hirata <kazu@cs.umass.edu>
1809 * config/m32r/m32r-protos.h: Remove the prototypes for
1810 call_address_operand, symbolic_operand, seth_add3_operand,
1811 cmp_int16_operand, uint16_operand, reg_or_int16_operand,
1812 reg_or_uint16_operand, reg_or_cmp_int16_operand,
1813 two_insn_const_operand, move_src_operand,
1814 move_double_src_operand, move_dest_operand,
1815 eqne_comparison_operator, signed_comparison_operator,
1816 large_insn_p, conditional_move_operand, carry_compare_operand,
1817 m32r_block_immediate_operand, extend_operand,
1818 reg_or_eq_int16_operand, int8_operand, and
1819 reg_or_zero_operand.
1820 * config/m32r/m32r.c (call_address_operand, symbolic_operand,
1821 seth_add3_operand, int8_operand, cmp_int16_operand,
1822 uint16_operand, reg_or_int16_operand, reg_or_uint16_operand,
1823 reg_or_eq_int16_operand, reg_or_cmp_int16_operand,
1824 reg_or_zero_operand, two_insn_const_operand, move_src_operand,
1825 move_double_src_operand, move_dest_operand,
1826 eqne_comparison_operator, signed_comparison_operator,
1827 extend_operand, small_insn_p, large_insn_p,
1828 conditional_move_operand, carry_compare_operand,
1829 m32r_block_immediate_operand): Move to predicates.md.
1830 (MAX_MOVE_BYTES): Move to m32r.h.
1831 * config/m32r/m32r.h (PREDICATE_CODES): Remove.
1832 * config/m32r/m32r.md: Include predicates.md.
1833 * config/m32r/predicates.md: New.
1835 2005-03-18 James E Wilson <wilson@specifixinc.com>
1838 * dwarf2out.c (declare_in_namespace): Ignore decls with an abstract
1841 2005-03-18 Kazu Hirata <kazu@cs.umass.edu>
1843 * config/mn10300/mn10300-protos.h: Remove the prototypes for
1844 call_address_operand, const_8bit_operand.
1845 * config/mn10300/mn10300.c (call_address_operand,
1846 const_8bit_operand, const_1f_operand): Move to predicates.md.
1847 * config/mn10300/mn10300.h (PREDICATE_CODES): Remove.
1848 * config/mn10300/mn10300.md: Include predicates.md.
1849 * config/mn10300/predicates.md: New.
1851 2005-03-18 Joseph S. Myers <joseph@codesourcery.com>
1853 * c-common.c, c-decl.c, c-format.c, c-typeck.c: Use %D for
1854 declarations in diagnostics and %E for identifiers, not %s.
1856 2005-03-18 Jan Hubicka <jh@suse.cz>
1857 Dale Johannesen <dalej@apple.com>
1859 * basic-block.h (scale_bbs_frequencies_int,
1860 scale_bbs_frequencies_gcov_type): Declare.
1861 * cfg.c (RDIV): New macro.
1862 (update_bb_frequency_for_threading): Fix.
1863 * basic-block.h (scale_bbs_frequencies_int,
1864 scale_bbs_frequencies_gcov_type): New.
1865 * cfgloopmanip.c (scale_bbs_frequencies): Kill.
1866 (scale_loop_frequencies, duplicate_loop_to_header_edge): Use
1867 scale_bbs_frequencies_int.
1868 * tree-ssa-loop-ch.c (copy_loop_headers): Fix profiling info.
1870 2005-03-18 Kazu Hirata <kazu@cs.umass.edu>
1872 * config/m32r/m32r-protos.h: Remove the prototypes for
1873 call_address_operand, symbolic_operand, seth_add3_operand,
1874 cmp_int16_operand, uint16_operand, reg_or_int16_operand,
1875 reg_or_uint16_operand, reg_or_cmp_int16_operand,
1876 two_insn_const_operand, move_src_operand,
1877 move_double_src_operand, move_dest_operand,
1878 eqne_comparison_operator, signed_comparison_operator,
1879 large_insn_p, conditional_move_operand, carry_compare_operand,
1880 m32r_block_immediate_operand, extend_operand,
1881 reg_or_eq_int16_operand, int8_operand, and
1882 reg_or_zero_operand.
1883 * config/m32r/m32r.c (call_address_operand, symbolic_operand,
1884 seth_add3_operand, int8_operand, cmp_int16_operand,
1885 uint16_operand, reg_or_int16_operand, reg_or_uint16_operand,
1886 reg_or_eq_int16_operand, reg_or_cmp_int16_operand,
1887 reg_or_zero_operand, two_insn_const_operand, move_src_operand,
1888 move_double_src_operand, move_dest_operand,
1889 eqne_comparison_operator, signed_comparison_operator,
1890 extend_operand, small_insn_p, large_insn_p,
1891 conditional_move_operand, carry_compare_operand,
1892 m32r_block_immediate_operand): Move to predicates.md.
1893 (MAX_MOVE_BYTES): Move to m32r.h.
1894 * config/m32r/m32r.h (PREDICATE_CODES): Remove.
1895 * config/m32r/m32r.md: Include predicates.md.
1896 * config/m32r/predicates.md: New.
1898 * config/pa/pa-protos.h: Add prototypes for magic_milli and
1900 * config/pa/pa.c (reg_or_0_operand, call_operand_address,
1901 symbolic_operand, symbolic_memory_operand,
1902 reg_or_0_or_nonsymb_mem_operand, reg_before_reload_operand,
1903 indexed_memory_operand, move_dest_operand, move_src_operand,
1904 prefetch_cc_operand, prefetch_nocc_operand,
1905 reg_or_cint_move_operand, pic_label_operand, fp_reg_operand,
1906 arith_operand, arith11_operand, pre_cint_operand,
1907 post_cint_operan, arith_double_operand, ireg_or_int5_operand,
1908 ireg_operand, int5_operand, uint5_operand, int11_operand,
1909 uint32_operand, arith5_operand, and_operand, ior_operand,
1910 lhs_lshift_operand, lhs_lshift_cint_operand, arith32_operand,
1911 pc_or_label_operand, div_operand, plus_xor_ior_operator,
1912 shadd_operand, movb_comparison_operator,
1913 cmpib_comparison_operator): Move to predicates.md.
1914 (magic_milli, shadd_constant_p): Make it extern.
1915 * config/pa/pa.h (PREDICATE_CODES): Remove.
1916 * config/pa/pa.md: Include predicates.md.
1917 * config/pa/predicates.md: New.
1919 * config/v850/v850.h (PREDICATE_CODES): Remove a nonexistent
1922 2005-03-18 Kazu Hirata <kazu@cs.umass.edu>
1924 * hooks.c, hooks.h, intl.c, opts.h, prefix.c, tree-gimple.c,
1925 config/alpha/ev4.md, config/alpha/ev5.md, config/alpha/ev6.md,
1926 config/alpha/freebsd.h, config/alpha/linux.h,
1927 config/alpha/netbsd.h, config/alpha/osf5.h,
1928 config/alpha/vms.h, config/arc/arc.c, config/arc/arc.h,
1929 config/h8300/h8300-protos.h, config/h8300/h8300.c,
1930 config/h8300/h8300.h, config/ia64/unwind-ia64.c,
1931 doc/cppopts.texi: Update copyright.
1933 2005-03-18 Jan Hubicka <jh@suse.cz>
1936 * cgraph.c (cgraph_mark_reachable_node): Assert that it is not called
1938 * varasm.c (find_decl_and_mark_needed): Mark needed only when not
1941 2005-03-18 Kazu Hirata <kazu@cs.umass.edu>
1943 * tree-into-ssa.c (find_idf): Use VEC_quick_push instead of
1946 2005-03-18 Paolo Bonzini <bonzini@gnu.org>
1948 * combine.c (gen_binary): Remove.
1949 (known_cond, simplify_shift_const, find_split_point,
1950 combine_simplify_rtx, simplify_if_then_else, simplify_set,
1951 simplify_logical, expand_field_assignment, extract_left_shift,
1952 force_to_mode, if_then_else_cond, apply_distributive_law,
1953 simplify_and_const_int, simplify_shift_const, gen_lowpart_for_combine,
1954 simplify_comparison, reversed_comparison): Replace with
1955 simplify_gen_binary, simplify_gen_relational or
1956 distribute_and_simplify_rtx.
1957 (distribute_and_simplify_rtx): New function.
1959 2005-03-18 Alexey Neyman <alex.neyman@auriga.ru>
1960 Paolo Bonzini <gcc.gnu.org>
1962 * calls.c (setjmp_call_p, special_function_p): Update comments
1963 at the head of the functions.
1965 2005-03-18 Jan Hubicka <jh@suse.cz>
1967 * tree-cfg.c (fold_cond_expr_cond): Use boolean types for condition.
1969 * cgraph.c (cgraph_remove_node): Avoid loop in code deciding whether
1970 function body should be released; do not proactively release function
1971 bodies in non-unit-at-a-time mode.
1973 2005-03-18 Ralf Corsepius <ralf.corsepius@rtems.org>
1975 * config/i386/t-rtems-i386 (MULTILIBS): Remove k6, athlon,
1976 mno-fp-ret-in-387 multilib variants.
1978 2005-03-18 Richard Sandiford <rsandifo@redhat.com>
1980 * common.opt (m): Remove.
1981 * opts.c (handle_option): Pass 'm' options to set_target_switch if
1983 (common_handle_option): Remove OPT_m case.
1985 2005-03-18 Kazu Hirata <kazu@cs.umass.edu>
1987 * builtins.c (fold_builtin_bitop): Take decomposed arguments
1989 (fold_builtin_1): Update a call to fold_builtin_bitop.
1991 * builtins.c (fold_builtin_signbit): Take decomposed arguments
1993 (fold_builtin_1): Update a call to fold_builtin_signbit.
1995 2005-03-17 Dorit Naishlos <dorit@il.ibm.com>
1997 PR tree-optimization/20474
1998 * tree-vect-analyze.c (vect_analyze_pointer_ref_access): Check the
1999 size_type of the relevant pointer. Check for COMPLETE_TYPE_P.
2001 2005-03-17 Kazu Hirata <kazu@cs.umass.edu>
2003 * config/h8300/h8300-protos.h: Remove prototypes for
2004 general_operand_src, general_operand_dst, single_one_operand,
2005 single_zero_operand, call_insn_operand,
2006 two_insn_adds_subs_operand, small_call_insn_operand,
2007 jump_address_operand, bit_operand, bit_memory_operand,
2008 stack_pointer_operand, const_int_gt_2_operand,
2009 const_int_ge_8_operand, const_int_qi_operand,
2010 const_int_hi_operand, incdec_operand, bit_operator,
2011 nshift_operator, eqne_operator, gtle_operator,
2012 gtuleu_operator, iorxor_operator.
2013 Add prototypes for h8sx_shift_type h8sx_classify_shift and
2014 h8300_ldm_stm_parallel.
2015 * config/h8300/h8300.c (h8sx_shift_type,): Move to
2017 (SYMBOL_FLAG_FUNCVEC_FUNCTION, SYMBOL_FLAG_EIGHTBIT_DATA,
2018 SYMBOL_FLAG_TINY_DATA): Move to h8300.h.
2019 (h8300_ldm_stm_parallel): Make it extern.
2020 (h8300_ldm_parallel, h8300_stm_parallel,
2021 h8300_return_parallel, general_operand_src,
2022 general_operand_dst, h8300_dst_operand, h8300_src_operand,
2023 nibble_operand, reg_or_nibble_operand, single_one_operand,
2024 single_zero_operand, call_insn_operand,
2025 two_insn_adds_subs_operand, small_call_insn_operand,
2026 jump_address_operand, bit_operand, bit_memory_operand,
2027 stack_pointer_operand, const_int_gt_2_operand,
2028 const_int_ge_8_operand, const_int_qi_operand,
2029 const_int_hi_operand, incdec_operand, eqne_operator,
2030 gtle_operator, gtuleu_operator, iorxor_operator, bit_operator,
2031 h8sx_binary_memory_operator, h8sx_unary_memory_operator,
2032 h8sx_unary_shift_operator, h8sx_binary_shift_operator,
2033 nshift_operator): Move to predicates.md.
2034 * config/h8300/h8300.h (PREDICATE_CODES): Remove.
2035 * config/h8300/h8300.md: Include predicates.md.
2036 * config/h8300/predicates.md: New.
2038 2005-03-17 Richard Henderson <rth@redhat.com>
2040 * config.gcc (ia64*-*-hpux*): Add extra_options.
2041 * config/ia64/hpux.h (SUBTARGET_SWITCHES): Remove.
2042 (TARGET_DEFAULT): Remove MASK_INLINE_FLOAT_DIV_THR.
2043 * config/ia64/ia64.c (ia64_fixed_range_string): Remove.
2044 (ia64_tls_size_string, ia64_tune_string): Remove.
2045 (ia64_tune): Init to PROCESSOR_ITANIUM2.
2046 (TARGET_DEFAULT_TARGET_FLAGS): New.
2047 (TARGET_HANDLE_OPTION): New.
2048 (ia64_override_options): Move options parsing ...
2049 (ia64_handle_option): ... here. New.
2050 * config/ia64/ia64.h (target_flags, MASK_BIG_ENDIAN, MASK_GNU_AS,
2051 MASK_GNU_LD, MASK_NO_PIC, MASK_VOL_ASM_STOP, MASK_ILP32,
2052 MASK_REG_NAMES, MASK_NO_SDATA, MASK_CONST_GP, MASK_AUTO_PIC,
2053 MASK_INLINE_FLOAT_DIV_LAT, MASK_INLINE_FLOAT_DIV_THR,
2054 MASK_INLINE_INT_DIV_LAT, MASK_INLINE_INT_DIV_THR,
2055 MASK_INLINE_SQRT_LAT, MASK_INLINE_SQRT_THR, MASK_DWARF2_ASM,
2056 MASK_EARLY_STOP_BITS, TARGET_BIG_ENDIAN, TARGET_GNU_AS, TARGET_GNU_LD,
2057 TARGET_NO_PIC, TARGET_VOL_ASM_STOP, TARGET_ILP32, TARGET_REG_NAMES,
2058 TARGET_NO_SDATA, TARGET_CONST_GP, TARGET_AUTO_PIC,
2059 TARGET_INLINE_FLOAT_DIV_LAT, TARGET_INLINE_FLOAT_DIV_THR,
2060 TARGET_INLINE_INT_DIV_LAT, TARGET_INLINE_INT_DIV_THR,
2061 TARGET_INLINE_FLOAT_DIV, TARGET_INLINE_INT_DIV, TARGET_INLINE_SQRT_LAT,
2062 TARGET_INLINE_SQRT_THR, TARGET_INLINE_SQRT, TARGET_DWARF2_ASM,
2063 TARGET_EARLY_STOP_BITS): Remove.
2064 (TARGET_ILP32): Default false.
2065 (TARGET_SWITCHES, SUBTARGET_SWITCHES, TARGET_OPTIONS): Remove.
2066 (enum ia64_inline_type): New.
2067 (TARGET_DEFAULT): Remove MASK_INLINE_FLOAT_DIV_THR.
2068 * config/ia64/ia64.md: Update for new definitions of
2069 TARGET_INLINE_INT_DIV, TARGET_INLINE_FLOAT_DIV, TARGET_INLINE_SQRT.
2070 * config/ia64/ia64.opt: New file.
2071 * config/ia64/ilp32.opt: New file.
2073 2005-03-17 H.J. Lu <hongjiu.lu@intel.com>
2076 * config/ia64/unwind-ia64.c (_Unwind_FindTableEntry): Removed.
2078 2005-03-17 Kazu Hirata <kazu@cs.umass.edu>
2080 * config/h8300/h8300.c (h8300_init_once): Use MASK_H8300S_1
2081 instead of MASK_H8300S.
2082 * config/h8300/h8300.h (target_flags, MASK_H8300S, MASK_MAC,
2083 MASK_INT32, MASK_ADDRESSES, MASK_QUICKCALL, MASK_SLOWBYTE,
2084 MASK_NORMAL_MODE, MASK_RELAX, MASK_H8300H, MASK_ALIGN_300,
2085 MASK_H8300SX, TARGET_INT32, TARGET_ADDRESSES,
2086 TARGET_QUICKCALL, TARGET_SLOWBYTE, TARGET_H8300H,
2087 TARGET_H8300XS, TARGET_NORMAL_MODE, TARGET_ALIGN_300,
2088 TARGET_SWITCHES): Remove.
2089 (TARGET_H8300S): Redefine interms of TARGET_H8300S_1 and
2091 * config/h8300/h8300.opt: New.
2093 * config/alpha/alpha.opt, config/arc/arc.opt,
2094 config/h8300/h8300.opt, config/mips/mips.opt: Add copyright
2097 2005-03-17 Ian Lance Taylor <ian@airs.com>
2101 2005-03-17 Richard Sandiford <rsandifo@redhat.com>
2103 * config/arc/arc.c (arc_cpu_string): Make static. Default to "base"
2104 (arc_text_string, arc_data_string, arc_rodata_string): Make static.
2105 (TARGET_HANDLE_OPTION): Override default.
2106 (arc_handle_option): New function.
2107 (arc_init): Remove code to set arch_cpu_string.
2108 * config/arc/arc.h (target_flags, TARGET_MASK_MANGLE_CPU)
2109 (TARGET_MANGLE_CPU, TARGET_MASK_MANGLE_CPU_LIBGCC)
2110 (TARGET_MANGLE_CPU_LIBGCC, TARGET_MASK_ALIGN_LOOPS, TARGET_ALIGN_LOOPS)
2111 (TARGET_MASK_BIG_ENDIAN, TARGET_BIG_ENDIAN, TARGET_MASK_NO_COND_EXEC)
2112 (TARGET_NO_COND_EXEC, TARGET_SWITCHES, TARGET_DEFAULT)
2113 (SUBTARGET_SWITCHES, arc_cpu_string, arc_text_string, arc_data_string)
2114 (arc_rodata_string, TARGET_OPTIONS): Delete.
2115 * config/arc/arc.opt: New file.
2117 2005-03-17 Richard Henderson <rth@redhat.com>
2119 * doc/extend.texi (Weak Pragmas): New section.
2120 (attribute alias): Clarify that target must be in the same
2123 2005-03-17 Richard Henderson <rth@redhat.com>
2125 * config/alpha/alpha.opt: New file.
2126 * config/alpha/alpha.c (alpha_tune): New. Rename all existing uses
2128 (alpha_cpu_string, alpha_tune_string, alpha_tp_string,
2129 alpha_fprm_string, alpha_fptm_string): Make static.
2130 (alpha_tls_size_string): Remove.
2131 (alpha_handle_option): New.
2132 (override_options): Update for alpha_cpu/alpha_tune split.
2133 (alpha_file_start): Likewise.
2134 (TARGET_DEFAULT_TARGET_FLAGS): New.
2135 (TARGET_HANDLE_OPTION): New.
2136 * config/alpha/alpha.h (alpha_tune): Declare.
2137 (MASK_FP, MASK_FPREGS, TARGET_FPREGS, MASK_GAS, TARGET_GAS,
2138 MASK_IEEE_CONFORMANT, TARGET_IEEE_CONFORMANT, MASK_IEEE, TARGET_IEEE,
2139 MASK_IEEE_WITH_INEXACT, TARGET_IEEE_WITH_INEXACT, MASK_BUILD_CONSTANTS,
2140 TARGET_BUILD_CONSTANTS, MASK_FLOAT_VAX, TARGET_FLOAT_VAX, MASK_BWX,
2141 TARGET_BWX, MASK_MAX, TARGET_MAX, MASK_FIX, TARGET_FIX, MASK_CIX,
2142 TARGET_CIX, MASK_EXPLICIT_RELOCS, TARGET_EXPLICIT_RELOCS,
2143 MASK_SMALL_DATA, TARGET_SMALL_DATA, MASK_TLS_KERNEL, TARGET_TLS_KERNEL,
2144 MASK_SMALL_TEXT, TARGET_SMALL_TEXT, MASK_LONG_DOUBLE_128,
2145 TARGET_LONG_DOUBLE_128, MASK_CPU_EV5, TARGET_CPU_EV5, MASK_CPU_EV6,
2146 TARGET_CPU_EV6, MASK_SUPPORT_ARCH): Remove.
2147 (TARGET_SWITCHES, TARGET_OPTIONS): Remove.
2148 (TARGET_DEFAULT): Remove MASK_FP.
2149 (TARGET_FP): Redefined based on TARGET_SOFT_FP.
2150 (TARGET_SUPPORT_ARCH): Default on if HAVE_AS_EXPLICIT_RELOCS.
2151 (alpha_cpu_string, alpha_tune_string, alpha_fprm_string,
2152 alpha_fptm_string, alpha_tp_string, alpha_mlat_string,
2153 alpha_tls_size_string): Remove.
2154 * config/alpha/alpha.md (prefetch): Use alpha_cpu.
2155 (attribute tune): Rename from attribute cpu.
2156 * config/alpha/ev4.md: Update to match.
2157 * config/alpha/ev5.md, config/alpha/ev6.md: Likewise.
2158 * config/alpha/freebsd.h (TARGET_DEFAULT): Remove MASK_FP.
2159 * config/alpha/linux.h (TARGET_DEFAULT): Likewise.
2160 * config/alpha/netbsd.h (TARGET_DEFAULT): Likewise.
2161 * config/alpha/osf5.h (TARGET_DEFAULT): Likewise.
2162 * config/alpha/vms.h (TARGET_DEFAULT): Likewise.
2164 2005-03-16 James E. Wilson <wilson@specifixinc.com>
2166 * config/ia64/ia64.c (issue_nops_and_insn): Check first_insn attribute,
2167 and return without creating new state if before_nops_num is nonzero.
2168 * config/ia64/ia64.md (first_insn): New attribute.
2169 (alloc): Set it to yes.
2171 2005-03-16 Daniel Berlin <dberlin@dberlin.org>
2173 * tree-vectorizer.c (new_vec_stmt_info): Initialize
2174 STMT_VINFO_SUBVARS to NULL.
2175 * tree-vect-analyze.c (vect_analyze_data_refs): Ditto.
2177 2005-03-16 Dale Johannesen <dalej@apple.com>
2179 * rtlanal.c (find_first_parameter_load): Rewrite to
2180 return actual first param load or the call if none,
2181 instead of first in block, when not all loads exist.
2183 2005-03-16 Roger Sayle <roger@eyesopen.com>
2185 * optabs.c (expand_copysign_absneg): Make static.
2186 * optabs.h (expand_copysign_absneg): Delete prototype.
2187 * config/rs6000/rs6000.md (copysigntf3): Delete pattern.
2189 2005-03-16 Richard Henderson <rth@redhat.com>
2192 * varasm.c (struct alias_pair): Rename from struct output_def_pair.
2193 (alias_pairs): Rename from output_defs.
2194 (find_decl_and_mark_needed): Split out from assemble_alias.
2195 (do_assemble_alias): New.
2196 (assemble_output_def): Remove.
2197 (finish_aliases_1, finish_aliases_2): New.
2198 (process_pending_assemble_output_defs): Remove.
2199 (assemble_alias): Defer aliases for which we don't yet have a
2200 non-external decl for the target symbol.
2201 * passes.c (rest_of_decl_compilation): Register variables with cgraph.
2202 * cgraphunit.c (cgraph_finalize_compilation_unit): Use finish_aliases_1.
2203 * toplev.c (compile_file): Use finish_aliases_2 instead of
2204 process_pending_assemble_output_defs.
2205 * tree.h (finish_aliases_1, finish_aliases_2): Declare.
2206 (process_pending_assemble_output_defs): Remove.
2208 2005-03-16 Daniel Berlin <dberlin@dberlin.org>
2210 Fix PR tree-optimization/20489
2212 * tree-ssa-alias.c (push_fields_onto_fieldstack): DTRT
2213 for empty structures.
2215 2005-03-16 Daniel Berlin <dberlin@dberlin.org>
2217 Fix PR tree-optimization/20490
2219 * tree-ssa-pre.c (create_expression_by_pieces): Use
2220 force_gimple_operand on result of fold.
2222 2005-03-16 Andrew Pinski <pinskia@physics.uc.edu>
2224 * config/i386/emmintrin.h (_mm_extract_epi16): Correct the number
2225 of closing parenthesis.
2227 2005-03-16 Kazu Hirata <kazu@cs.umass.edu>
2229 * builtins.c (expand_movstr): Update a call to
2230 fold_builtin_strcpy.
2231 (expand_builtin_strncpy): Update a call to
2232 fold_builtin_strncpy.
2233 (fold_builtin_strcpy, fold_builtin_strncpy): Take decomosed
2234 arguments of CALL_EXPR.
2235 (fold_builtin_1): Update calls to fold_builtin_strcpy and
2236 fold_builtin_strncpy.
2237 * tree-ssa-ccp.c (ccp_fold_builtin): Likewise.
2238 * tree.h: Update the prototypes of fold_builtin_strcpy and
2239 fold_builtin_strncpy.
2241 2005-03-16 Steven Bosscher <stevenb@suse.de>
2242 Dorit Naishlos <dorit@il.ibm.com>
2244 * tree-vect-analyze.c (vect_enhance_data_refs_alignment): Copy
2245 UNITS_PER_SIMD_WORD to a local variable to avoid a "division by zero"
2248 2005-03-16 Steven Bosscher <stevenb@suse.de>
2250 * tree-inline.c (walk_type_fields, walk_tree,
2251 walk_tree_without_duplicates): Move from here...
2252 * tree.c: ...to here.
2254 2005-03-15 Zack Weinberg <zack@codesourcery.com>
2256 * BASE-VER, DATESTAMP, DEV-PHASE: New files.
2257 * Makefile.in (gcc_version, gcc_version_trigger, ): Delete.
2258 (BASEVER, DEVPHASE, DATESTAMP, BASEVER_c, DEVPHASE_c, DATESTAMP_c)
2259 (BASEVER_s, DEVPHASE_s, DATESTAMP_s): New variables.
2260 (version): Define using $(BASEVER_c).
2261 (Makefile, config.status, build/gcov-iov.o): No longer depends on
2263 (version.o): Depend on version files; add custom generation command.
2264 (prefix.o): Define BASEVER on command line.
2265 (s-iov): Depend on version files; adjust command.
2266 (TEXI_CPP_FILES, TEX_IGCC_FILES, TEXI_GCCINT_FILES, TEXI_CPPINT_FILES):
2268 (gcc-vers.texi): New rule.
2269 (doc/%.info, doc/%.dvi): Add -I . to command line.
2270 (doc/gccinstall.dvi): Likewise.
2271 (PACKAGE): Delete. All uses replaced with "gcc".
2272 * aclocal.m4: Do not include gcc-version.m4.
2273 * configure.ac: Do not invoke TL_AC_GCC_VERSION.
2274 Do not AC_SUBST nor AC_DEFINE PACKAGE or VERSION.
2275 Set is_release based on contents of DEV-PHASE.
2276 Set gcc_version based on contents of BASE-VER.
2277 Define WIN32_REGISTRY_KEY only if the user overrode the default.
2278 * config.in, configure: Regenerate.
2279 * gccbug.in: Determine version of GCC in use at runtime.
2280 * gcov-iov.c: Get version number and development phase from
2281 command line, not by including version.c.
2282 * intl.c: Replace all uses of PACKAGE with "gcc".
2283 * libada-mk.in: Delete unused "gcc_version" variable.
2284 * prefix.c: Default WIN32_REGISTRY_KEY to BASEVER.
2285 * version.c: (VERSUFFIX): New hook for redistributors; adjust
2286 commentary to match.
2287 (version_string): Put together from pieces.
2288 * config/alpha/x-vms: Do not use $(gcc_version).
2289 * config/i386/t-nwld: Likewise.
2290 * doc/include/gcc-common.texi: Include gcc-vers.texi for
2291 version-GCC and DEVELOPMENT.
2293 2005-03-15 Roger Sayle <roger@eyesopen.com>
2295 PR tree-optimization/17454
2296 * tree.c (tree_size): Add case for TREE_BINFO.
2297 * fold-const.c (fold_checksum_tree): Only clear the overloaded
2298 field TYPE_CACHED_VALUES if TYPE_CACHED_VALUES_P is set.
2300 2005-03-15 Roger Sayle <roger@eyesopen.com>
2302 * optabs.c (expand_doubleword_mult): Avoid clobbering op0 and
2303 op1 whilst expanding the signed widenening multiply variant.
2305 2005-03-15 Richard Sandiford <rsandifo@redhat.com>
2307 * toplev.c (display_target_options): Avoid unused variable warning if
2308 TARGET_SWITCHES and TARGET_OPTIONS are both undefined.
2309 * config/mips/mips.c (mips_arch_string, mips_tune_string): Make static.
2310 (mips_isa_string, mips_abi_string, mips_fix_vr4130_string): Delete.
2311 (mips_isa): Initialize to MIPS_ABI_DEFAULT.
2312 (mips_isa_info): New variable.
2313 (mips_parse_cpu): Remove the first argument and leave the caller
2315 (TARGET_HANDLE_OPTION): Override default.
2316 (mips_handle_option): New function. Move option validation code from...
2317 (override_options): ...here. Update calls to mips_parse_cpu.
2318 * config/mips/mips.h (mips_arch_string, mips_tune_string)
2319 (mips_isa_string, mips_abi_string, TARGET_OPTIONS)
2320 (SUBTARGET_TARGET_OPTIONS): Delete.
2321 * config/mips/mips.opt (mabi=, march=, mflush-func=, mips)
2322 (mno-flush-func, mtune=): New options.
2324 2005-03-15 Roger Sayle <roger@eyesopen.com>
2325 Richard Henderson <rth@redhat.com>
2327 * real.c (c4x_single_format, c4x_extended_format): Provide values
2328 for signbit_ro for c4x's single and extended floating point formats.
2329 * optabs.c (expand_copysign): Use the floating point format's
2330 signbit_ro for expanding via expand_copysign_absneg, and it's
2331 signbit_rw field for expanding via expand_copysign_bit.
2333 2005-03-15 Dorit Naishlos <dorit@il.ibm.com>
2335 * tree-vectorizer.h (unknown_alignment_for_access_p): Replaced by
2336 known_alignment_for_access_p.
2337 (known_alignment_for_access_p): New.
2338 (do_peeling_for_alignment): Field made int instead of bool and renamed
2339 to peeling_for_alignment.
2340 (LOOP_DO_PEELING_FOR_ALIGNMENT): Renamed to LOOP_PEELING_FOR_ALIGNMENT.
2341 * tree-vect-analyze.c (vect_determine_vectorization_factor): New. This
2342 functionality used to be in vect_analyze_operations.
2343 (vect_analyze_operations): Code to determine vectorization factor was
2344 moved to vect_determine_vectorization_factor.
2345 (vect_enhance_data_refs_alignment): Update to correct alignment when it
2346 is known instead of -1. Set LOOP_PEELING_FOR_ALIGNMENT to peeling
2348 (vect_analyze_loop): Call vect_determine_vectorization_factor (used to
2349 be part of vect_analyze_operations).
2350 * tree-vectorizer.c (slpeel_tree_peel_loop_to_edge): Use fold when
2351 creating the guard condition, as the number of iterations may be
2353 (slpeel_tree_peel_loop_to_edge): Use new name of
2354 LOOP_DO_PEELING_FOR_ALIGNMENT. Set it to 0 instead of false.
2355 * tree-vect-transform.c (vect_gen_niters_for_prolog_loop): Handle known
2356 alignment case more efficiently. Use LOOP_PEELING_FOR_ALIGNMENT.
2357 (vect_do_peeling_for_alignment): Use fold.
2358 (vect_transform_loop): Use new name of LOOP_DO_PEELING_FOR_ALIGNMENT.
2360 (vect_update_inits_of_dr): Renamed to
2361 vect_update_init_of_dr.
2362 (vect_update_inits_of_drs): Use new name of vect_update_inits_of_dr.
2363 (vectorizable_store): Fix assertion to use == instead of =.
2365 2005-03-15 Daniel Jacobowitz <dan@codesourcery.com>
2367 * config/arm/arm.h (CONDITIONAL_REGISTER_USAGE): Don't clear
2368 call_used_regs for wCG registers.
2370 2005-03-15 Ulrich Weigand <uweigand@de.ibm.com>
2372 * config/s390/s390.c (s390_secondary_output_reload_class): Adapt check
2373 for non-offsettable memory references to cope with outstanding reload
2374 replacements, take 2.
2376 2005-03-15 Uros Bizjak <uros@kss-loka.si>
2379 * config/i386/i386.h (x86_fisttp): New.
2380 (TARGET_FISTTP): New macro.
2381 * config/i386/i386.c (x86_fisttp): Set for NOCONA.
2382 (output_fix_trunc): Add fisttp parameter. Generate fisttp x87
2383 instruction when fisttp flag is set.
2384 * config/i386/i386-protos.h (output_fix_trunc): Change declaration.
2386 * config/i386/i386.md (type attribute): Add fisttp.
2387 (unit attribute): Set to i387 for fisttp type.
2388 (X87MODEF, X87MODEI, SSEMODEF, SSEMODEI24): New mode macros.
2389 (fix_truncxfdi2, fix_truncxfsi2): Generate fisttp patterns for
2391 (fix_truncdfdi2, fix_truncsfdi2, fix_truncdfsi2, fix_truncsfsi2):
2392 Generate fisttp patterns for TARGET_FISTTP. Implement using mode
2394 (fix_truncxfhi2, fix_truncdfhi2, fix_truncsfhi2): Generate fisttp
2395 patterns for TARGET_FISTTP. Enable patterns for
2396 (TARGET_FISTTP && !TARGET_SSE_MATH). Implement using mode macros.
2397 (fix_trunc<mode>_i387_fisttp_1, fix_trunc<mode>_i387_fisttp,
2398 fix_trunc<mode>_i387_fisttp_with_temp): New instruction patterns to
2399 implement fisttp x87 insn.
2400 (fix_trunc*_i387_fisttp splitters): New patterns.
2401 (*fix_truncdi_i387, *fix_truncsi_i387, *fix_trunchi_i387):
2402 Rename to *fix_trunc<mode>_i387_1. Implement using mode macros.
2403 Disable patterns for TARGET_FISTTP. Add comment about FLAGS_REG
2405 (fix_truncdi_memory, fix_truncdi_nomemory, fix_trunchi_nomemory):
2406 Rename to fix_trunc<mode>_i387 and fix_trunc<mode>_i387_with_temp.
2407 Implement using mode macros. Disable patterns for TARGET_FISTTP.
2408 (fix_truncsi_memory, fix_truncsi_nomemory, fix_trunchi_memory,
2409 fix_trunchi_nomemory): Rename to fix_trunc<mode>_i387 and
2410 fix_trunc<mode>_i387_with_temp. Implement using mode macros.
2411 Disable patterns for TARGET_FISTTP.
2412 (fix_trunc*_i387 splitters): Implement usign mode macros.
2413 (fix_truncdfdi_sse, fix_truncsfdi_sse, fix_truncdfsi_sse,
2414 fix_truncsfsi_sse): Disable for (TARGET_FISTTP && !TARGET_SSE_MATH).
2415 (fix_trunx*_sse peephole2s): Implement using mode macros.
2417 2005-03-15 J"orn Rennecke <joern.rennecke@st.com>
2419 PR rtl-optimization/20291
2420 * combine.c (try_combine): If splitting fails, re-try with
2421 original combined pattern, i.e. before clobber stripping.
2423 2005-03-14 Eric Christopher <echristo@redhat.com>
2425 * config/mips/mips.h (DWARF_CIE_DATA_ALIGNMENT): Change for
2426 STACK_GROWS_DOWNWARD.
2428 2005-03-14 Roger Sayle <roger@eyesopen.com>
2430 * real.h (struct real_format): Split the signbit field into two
2431 two fields, signbit_ro and signbit_rw.
2432 * real.c (ieee_single_format, mips_single_format, ieee_double_format,
2433 mips_double_format, ieee_extended_motorola_format,
2434 ieee_extended_intel_96_format, ieee_extended_intel_96_round_53_format,
2435 ieee_extended_intel_128_format, ibm_extended_format,
2436 mips_extended_format, ieee_quad_format, mips_quad_format,
2437 vax_f_format, vax_d_format, vax_g_format, i370_single_format,
2438 i370_double_format, c4x_single_format, c4x_extended_format,
2439 real_internal_format): Update initializers for new field.
2440 * builtins.c (expand_builtin_signbit): Use signbit_ro field of the
2441 real_format structure.
2442 * optabs.c (expand_absneg_bit, expand_copysign): Use signbit_rw
2443 field of the real_format structure.
2445 2005-03-14 Daniel Berlin <dberlin@dberlin.org>
2447 Fix PR tree-optimization/20458
2449 * tree-flow-inline.h (mark_call_clobbered): Don't fiddle
2450 DECL_EXTERNAL on STRUCT_FIELD tags.
2451 (clear_call_clobbered): Ditto.
2452 * tree-ssa-operands.c (note_addressable): Make sure the original
2453 variable doesn't slip into the addressable list if we have
2455 * tree-tailcall.c (suitable_for_tail_opt_p): Look at STRUCT_FIELD
2458 2005-03-14 Geoffrey Keating <geoffk@apple.com>
2460 * doc/cppopts.texi (-fexec-charset): Add concept index entry.
2461 (-fwide-exec-charset): Likewise.
2462 (-finput-charset): Likewise.
2463 * doc/invoke.texi (Warning Options): Document -Wnormalized=.
2464 * c-opts.c (c_common_handle_option): Handle -Wnormalized=.
2465 * c.opt (Wnormalized): New.
2467 2005-03-14 Devang Patel <dpatel@apple.com>
2469 * doc/invoke.texi: Add reference to Visibility document.
2471 2005-03-14 Richard Sandiford <rsandifo@redhat.com>
2473 * config.gcc (mips*-*-*): Rename MASK_SPLIT_ADDRS to
2474 MASK_SPLIT_ADDRESSES.
2475 * config/mips/mips.h (target_flags, mips_fix_vr4130_string): Delete.
2476 (MASK_INT64, MASK_LONG64, MASK_SPLIT_ADDR, MASK_NO_FUSED_MADD)
2477 (MASK_EXPLICIT_RELOCS, MASK_MEMCPY, MASK_SOFT_FLOAT)
2478 (MASK_FLOAT64, MASK_ABICALLS, MASK_XGOT, MASK_LONG_CALLS)
2479 (MASK_64BIT, MASK_EMBEDDED_DATA, MASK_BIG_ENDIAN)
2480 (MASK_SINGLE_FLOAT, MASK_MAD, MASK_4300_MUL_FIX, MASK_MIPS16)
2481 (MASK_NO_CHECK_ZERO_DIV, MASK_BRANCHLIKELY)
2482 (MASK_UNINIT_CONST_IN_RODATA, MASK_FIX_R4000, MASK_FIX_R4400)
2483 (MASK_FIX_SB1, MASK_FIX_VR4120, MASK_VR4130_ALIGN)
2484 (MASK_FP_EXCEPTIONS, MASK_DIVIDE_BREAKS, MASK_PAIRED_SINGLE)
2485 (MASK_MIPS3D, MASK_SYM32, MASK_DEBUG, MASK_DEBUG_D)
2486 (MASK_MIPS_TFILE, TARGET_INT64, TARGET_LONG64, TARGET_FLOAT64)
2487 (TARGET_64BIT, TARGET_SPLIT_ADDRESSES, TARGET_DEBUG_MODE)
2488 (TARGET_DEBUG_D_MODE, TARGET_MEMCPY, TARGET_ABICALLS)
2489 (TARGET_XGOT, TARGET_SOFT_FLOAT, TARGET_HARD_FLOAT)
2490 (TARGET_LONG_CALLS, TARGET_EMBEDDED_DATA)
2491 (TARGET_UNINIT_CONST_IN_RODATA, TARGET_BIG_ENDIAN)
2492 (TARGET_SINGLE_FLOAT, TARGET_DOUBLE_FLOAT, TARGET_MAD)
2493 (TARGET_FUSED_MADD, TARGET_4300_MUL_FIX, TARGET_CHECK_ZERO_DIV)
2494 (TARGET_DIVIDE_TRAPS, TARGET_BRANCHLIKELY, TARGET_FIX_SB1)
2495 (TARGET_FIX_R4000, TARGET_FIX_R4400, TARGET_FIX_VR4120)
2496 (TARGET_FIX_VR4130, TARGET_VR4130_ALIGN, TARGET_FP_EXCEPTIONS)
2497 (TARGET_PAIRED_SINGLE_FLOAT, TARGET_MIPS3D, TARGET_SYM32)
2498 (TARGET_EXPLICIT_RELOCS): Delete.
2499 (TARGET_SWITCHES, SUBTARGET_TARGET_SWITCHES): Delete.
2500 (TARGET_OPTIONS): Remove entry for -mfix-vr4130.
2501 * config/mips/mips.c (TARGET_DEFAULT_TARGET_FLAGS): Define.
2502 (override_options): Set MASK_LONG64 if -mint64 is given and no
2503 -mlongXX option is. Complain about -mint64 -mlong32.
2504 (override_options, CMP_BUILTINS, mips_bdesc, sb1_desc): Rename
2505 MASK_PAIRED_SINGLE to MASK_PAIRED_SINGLE_FLOAT.
2506 * config/mips/mips.opt: New file.
2508 2005-03-14 Richard Sandiford <rsandifo@redhat.com>
2510 * config.gcc (extra_options): New variable for listing option files.
2511 Add ${cpu_type}/${cpu_type}.opt to it if that file exists.
2512 * configure.ac (extra_opt_files): New AC_SUBST variable.
2513 (tm_file_list, tm_include_list): Include options.h first.
2514 * configure: Regenerate.
2515 * Makefile.in (extra_opt_files, ALL_OPT_FILES): New variables.
2516 (s-options): Use $(ALL_OPT_FILES) instead of $(lang_opt_files)
2517 (s-options-h): New rule.
2518 (options.h): Depend on it.
2519 (TEXI_GCCINT_FILES): Add options.texi.
2520 * hooks.h (hook_bool_size_t_constcharptr_int_true): Declare.
2521 * hooks.c (hook_bool_size_t_constcharptr_int_true): New function.
2522 * target.h (gcc_target): Add default_target_flags and handle_option.
2523 * target-def.h (TARGET_DEFAULT_TARGET_FLAGS)
2524 (TARGET_HANDLE_OPTION): New macros.
2525 (TARGET_INITIALIZER): Include them.
2526 * opt-functions.awk (opt_args, nth_arg): New functions.
2527 (switch_flags): Handle the "Target" flag.
2529 (var_name): Use opt_args and nth_arg.
2530 (var_set, var_ref): Likewise. Handle "Mask" and "InverseMask".
2531 * opth-gen.awk: Declare target_flags. Declare MASK_* and TARGET_*
2532 macros for the "Mask" and "InverseMask" options.
2533 * opts.h (cl_var_cond): New enum.
2534 (cl_option): Replace the "has_set_value" and "set_value" fields with
2535 "var_cond" and "var_value".
2536 (CL_TARGET): New macro.
2537 (option_enabled, print_filtered_help): Declare.
2538 (decode_options): Move definition.
2539 * opts.c (handle_option): Search for the original option before
2540 removing any "no-" prefix. Handle CL_TARGET. Adjust for the new
2541 var_cond and var_value fields. Use targetm.handle_option to handle
2543 (decode_options): Set target_flags to targetm.default_target_flags.
2544 (print_filtered_help): Make global. Handle CL_TARGET.
2545 (option_enabled): New function.
2546 * toplev.c (target_switches): Guard with #ifdef TARGET_SWITCHES.
2547 (display_target_options, set_target_switch, print_switch_values)
2548 (default_pch_valid_p): Guard uses of target_switches with
2549 #ifdef TARGET_SWITCHES. Also...
2550 (display_target_options): Display the CL_TARGET entries in cl_options.
2551 (set_target_option): Don't complain about the "" option when
2552 TARGET_SWITCHES is undefined.
2553 (print_switch_values): Use option_enabled.
2554 (default_pch_valid_p): Check cl_options[] when looking for something
2555 that has changed the value of target_flags.
2556 * c.opt: Remove documentation from top of file.
2557 * doc/gccint.texi: Add an "Options" chapter. Include options.texi.
2558 * doc/sourecebuild.texi: Refer to the new options documentation
2559 instead of c.opt. Document machine-specific .opt files.
2560 * doc/tm.texi (target_flags): Say that this variable is declared
2562 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Document.
2563 (TARGET_SWITCHES, TARGET_OPTIONS): Refer to the option files as
2565 * doc/options.texi: New file.
2567 2005-03-14 Alexandre Oliva <aoliva@redhat.com>
2570 * cse.c (fold_rtx_mem): Don't fold a load from a jumptable into a
2573 2005-03-14 Alexandre Oliva <aoliva@redhat.com>
2576 * gimplify.c (gimplify_cond_expr): Add fallback argument. Use a
2577 temporary variable of pointer type if an lvalues is required.
2578 (gimplify_modify_expr_rhs): Request an rvalue from it.
2579 (gimplify_expr): Pass fallback on.
2581 2005-03-14 Kazu Hirata <kazu@cs.umass.edu>
2583 * cfgbuild.c: Update comments.
2585 2005-03-14 Roger Sayle <roger@eyesopen.com>
2587 PR rtl-optimization/17236
2588 * optabs.c (expand_doubleword_mult): New helper function split out
2589 from expand_binop. Permute the order in which instructions are
2590 emitted to minimize the number of simultaneously live registers.
2591 (expand_binop): Call expand_doubleword_mult to synthesize a double
2592 word multiplication.
2594 2005-03-14 Kazu Hirata <kazu@cs.umass.edu>
2596 * basic-block.h: Update the prototypes of cached_make_edge and
2598 * cfg.c (cached_make_edge): Take edge_cache representing one
2599 row of the adjacency matrix of edges.
2600 * cfgbuild.c (make_label_edge, rtl_make_eh_edge): Likewise.
2601 (make_edges): Initialize edge_cache to represent one row of
2602 the adjacency matrix of edges.
2604 2005-03-14 Zdenek Dvorak <dvorakz@suse.cz>
2606 * tree-ssa-phiopt.c (minmax_replacement, blocks_in_phiopt_order):
2608 (tree_ssa_phiopt): Use blocks_in_phiopt_order and minmax_replacement.
2609 Remove unused removed_phis variable.
2610 (conditional_replacement): Use build1/build2.
2611 (abs_replacement): Use last_and_only_stmt and build1/build2.
2613 2005-03-14 Zdenek Dvorak <dvorakz@suse.cz>
2615 * builtin-attrs.def (ATTR_NOVOPS, ATTR_NOVOPS_LIST,
2616 ATTR_PURE_NOTHROW_NOVOPS_LIST): New.
2617 * builtins.def (ATTR_MATHFN_FPROUNDING): Use NOVOPS.
2618 (BUILT_IN_PREFETCH): Set the NOVOPS attribute.
2619 * c-common.c (handle_novops_attribute): New function.
2620 (c_common_attribute_table): Add "no vops" entry.
2621 * c-decl.c (merge_decls): Copy DECL_IS_NOVOPS.
2622 * calls.c (flags_from_decl_or_type): Set ECF_NOVOPS.
2623 * tree-ssa-operands.c (get_call_expr_operands): Do not
2624 create virtual operands for calls with ECF_NOVOPS flag.
2625 * tree.h (DECL_IS_NOVOPS): New macro.
2626 (struct tree_decl): Add novops_flag.
2627 (ECF_NOVOPS): New constant.
2629 2005-03-14 Uros Bizjak <uros@kss-loka.si>
2632 * config/i386/i386.c (x86_use_himode_fiop): New.
2633 (x86_use_simode_fiop): Rename from x86_use_fiop.
2634 * config/i386/i386.h (x86_use_himode_fiop): Declare.
2635 (TARGET_USE_HIMODE_FIOP): New.
2636 (x86_use_simode_fiop): Rename from x86_use_fiop.
2637 (TARGET_USE_SIMODE_FIOP): Rename from TARGET_USE_FIOP.
2639 * config/i386/i386.md (X87MODEI12): New mode macro define.
2640 (*cmpfp_<mode>): Rename from *cmpfp_si. Use X87MODEI12 mode macro
2641 to implement x87 FP compare with HImode input operands.
2642 (*fp_jcc_8<mode>_387, splitter): Rename from *fp_jcc_8_387.
2643 Use X87MODEI12 mode macro to handle HImode input operands.
2644 (*fop_sf_2<mode>_i387, *fop_sf_3<mode>_i387, *fop_df_2<mode>_i387,
2645 *fop_df_3<mode>_i387, *fop_xf_2<mode>_i387, *fop_xf_3<mode>_i387):
2646 Renamed from *fop_sf_2_i387, *fop_sf_3_i387, *fop_df_2_i387,
2647 *fop_df_3_i387, *fop_xf_2_i387, *fop_xf_3_i387. Use X87MODEI12 mode
2648 macro to implement x87 operators with HImode input operands.
2649 (fop splitters): Use X87MODEI12 mode macro to handle HImode
2652 2005-03-14 Zdenek Dvorak <dvorakz@suse.cz>
2654 * tree-cfg.c (find_taken_edge_cond_expr): Use zero_p instead of
2656 * tree-gimple.c (is_gimple_min_invariant): Consider overflowed
2657 constants invariant.
2659 2005-03-14 Zdenek Dvorak <dvorakz@suse.cz>
2661 * basic-block.h (BB_VISITED): Removed.
2662 * cfganal.c (dfs_enumerate_from): Do not use BB_VISITED flag.
2664 2005-03-14 Falk Hueffner <falk@debian.org>
2667 * config/alpha/alpha.c (alpha_fold_builtin_cmpbge): Fix typo.
2669 2005-03-14 Kazu Hirata <kazu@cs.umass.edu>
2671 * ggc-zone.c: Fix comment typos.
2673 * alloc-pool.c, except.h, ggc-common.c, ggc-zone.c, ggc.h,
2674 stringpool.c, config/mips/mips-protos.h: Update copyright.
2676 2005-03-14 Alan Modra <amodra@bigpond.net.au>
2678 * config/rs6000/rs6000-protos.h: Replace "struct rtx_def *"
2679 throughout with its typedef, "rtx".
2680 * config/rs6000/rs6000.c: Likewise. Formatting fixes.
2681 (rs6000_tls_symbol_ref_1): Remove inline keyword.
2682 * config/rs6000/rs6000.h (REG_ALLOC_ORDER): Formatting. Reorder
2683 regs in comment to match code.
2685 2005-03-14 Kazu Hirata <kazu@cs.umass.edu>
2687 * except.c (check_handled): Make it static.
2688 * except.h: Remove the corresponding prototype.
2690 * function.c (get_func_frame_size): Make it static.
2691 * function.h: Remove the corresponding type.
2693 * regclass.c (reg_class_superclasses, reg_class_subclasses):
2695 * hard-reg-set.h: Remove the corresponding declarations.
2697 * tree-cfg.c (verify_stmts): Check that
2698 bb_for_stmt (stmt) == bb for every PHI node and statement.
2700 2005-03-14 Alan Modra <amodra@bigpond.net.au>
2702 * config.gcc: Remove excess indentation.
2703 (powerpc*-*-*, rs6000-*-*): Accept --with-cpu/tune power5 and 8548.
2705 2005-03-13 Roger Sayle <roger@eyesopen.com>
2708 * tree.c (get_unwidened): Treat CONVERT_EXPR and NOP_EXPR identically.
2709 * fold-const.c (fold_sign_changed_comparison): Likewise.
2710 (fold_binary): Optimize comparisons against widened operands if
2711 the extension is represented by a CONVERT_EXPR, same as a NOP_EXPR.
2713 2005-03-13 Eric Botcazou <ebotcazou@libertysurf.fr>
2715 * config/sparc/sparc.c (struct_value_alias_set): New global variable.
2716 (sparc_override_options): Initialize it.
2717 (sparc_struct_value_rtx): Set it on the MEM to be returned.
2719 2005-03-13 David Edelsohn <edelsohn@gnu.org>
2721 * config/rs6000/predicates.md (mem_or_easy_const_operand): Delete.
2722 (reg_or_none500mem_operand): New predicate.
2723 (zero_reg_mem_operand): New predicate.
2724 * config/rs6000/rs6000.md (extendsfdf2): Change operand1 predicate
2725 to reg_or_none500mem_operand.
2726 (extendsfdf2_fpr): Add MEM alternative.
2727 (extenddftf2_internal): Change operand2 predicate to
2728 zero_reg_mem_operand.
2730 2005-03-13 Daniel Jacobowitz <dan@codesourcery.com>
2732 * ggc-zone.c: Rewritten.
2734 * alloc-pool.c (dump_alloc_pool_statistics): Don't print statistics
2736 * configure.ac: Define GGC_ZONE for --with-gc=zone.
2737 * config.in: Regenerated.
2738 * configure: Regenerated.
2739 * gengtype.c (write_types_process_field, write_func_for_structure):
2740 Pass new argument to gt_pch_note_object.
2741 * ggc-common.c (struct ptr_data): Add TYPE.
2742 (gt_pch_note_object): Take TYPE argument and save it.
2743 (call_count): Update call to ggc_pch_count_object.
2744 (call_alloc): Update call to ggc_pch_alloc_object.
2745 (gt_pch_save): Call ggc_pch_prepare_write after paddng the PCH
2747 * ggc-none.c (rtl_zone, garbage_zone, ggc_alloc_zone_stat): Delete.
2748 * ggc-page.c (rtl_zone, tree_zone, garbage_zone)
2749 (ggc_alloc_zone_stat): Delete.
2750 (ggc_pch_count_object, ggc_pch_alloc_object): Add TYPE argument.
2751 * ggc.h (gt_pch_note_object, ggc_pch_count_object)
2752 (ggc_pch_alloc_object): Update prototypes.
2753 (garbage_zone): Delete.
2754 (tree_zone, rtl_zone, ggc_alloc_zone_stat, ggc_alloc_zone): Move to
2755 GGC_ZONE conditional. Update. Change tree_zone and rtl_zone into
2757 (tree_id_zone): New variable.
2758 (ggc_alloc_cleared_zone): Remove unused.
2759 (ggc_alloc_zone): Define.
2760 (ggc_alloc_rtvec, ggc_alloc_tree): Update to use ggc_alloc_zone.
2761 * rtl.c (rtx_alloc_stat, shallow_copy_rtx_stat): Use
2762 ggc_alloc_zone_stat.
2763 * stringpool.c (gt_pch_n_S): Update call to gt_pch_note_object.
2764 * tree.c (copy_node_stat, make_tree_binfo_stat, make_tree_vec_stat)
2765 (tree_cons_stat, build1_stat): Update call to ggc_alloc_zone_stat.
2766 (make_node_stat): Likewise. Use tree_id_zone.
2768 2005-03-13 Daniel Jacobowitz <dan@codesourcery.com>
2769 Joseph S. Myers <joseph@codesourcery.com>
2771 * configure.ac: Check for MIPS TLS.
2772 * configure: Regenerated.
2773 * config/mips/mips-protos.h (enum mips_symbol_type): Add
2774 SYMBOL_TLS, SYMBOL_TLSGD, SYMBOL_TLSLDM, SYMBOL_DTPREL,
2775 SYMBOL_GOTTPREL, and SYMBOL_TPREL.
2776 * config/mips/mips.c (mips_regno_to_class): Handle V1_REG.
2777 (TARGET_HAVE_TLS, TARGET_CANNOT_FORCE_CONST_MEM): Define.
2778 (mips_classify_symbol, mips_symbolic_constant_p)
2779 (mips_symbolic_address_p, mips_symbol_insns): Handle TLS symbols.
2780 (mips_tls_operand_p, mips_call_tls_get_addr)
2781 (mips_legitimize_tls_address, mips_cannot_force_const_mem)
2782 (mips_tls_symbol_ref_1): New functions.
2783 (mips_legitimize_address, mips_legitimize_const_move): Call
2784 mips_legitimize_tls_address.
2785 (override_options): Handle V1_REG and TLS symbols. Disable TLS
2787 * config/mips/mips.h (enum reg_class, REG_CLASS_NAMES)
2788 (REG_CLASS_CONTENTS, GR_REG_CLASS_P): Include V1_REG.
2789 (mips_char_to_class): Document V1_REG.
2790 (HAVE_AS_TLS): Provide default.
2791 * config/mips/mips.md (UNSPEC_TLS_LDM, UNSPEC_TLS_GET_TP): New
2793 (load_got<mode>): Renamed from *load_got<mode>. Allow when
2795 (tls_get_tp_<mode>): New instruction.
2797 2005-03-13 Daniel Jacobowitz <dan@codesourcery.com>
2799 * configure.ac: Update checks for target tools.
2800 * configure: Regenerated.
2802 2005-03-13 Daniel Jacobowitz <dan@codesourcery.com>
2804 * varasm.c (decl_tls_model): Check flag_shlib instead of flag_pic.
2806 2005-03-13 Roger Sayle <roger@eyesopen.com>
2808 * expmed.c (expand_mult): Use synthetic multiplication sequences for
2809 more classes of DImode multiplication by constant. Allow both
2810 multiplication by small negative constants (by performing a
2811 multiplication by a positive constant and negating the result) and
2812 multiplications by large powers of two, by using a left shift.
2814 2005-03-13 Kazu Hirata <kazu@cs.umass.edu>
2816 * tree-into-ssa.c (find_idf): Speed up by putting the indexes
2817 of basic blocks into work_stack.
2819 * builtin-attrs.def, c-lex.c, c-pragma.h, reg-stack.c,
2820 config/mips/vr.h: Update copyright.
2822 * c-decl.c (c_init_decl_processing): Remove useless calls to
2823 build_function_type.
2825 * builtins.c (fold_trunc_transparent_mathfn,
2826 fold_fixed_mathfn, fold_builtin_atan, fold_builtin_trunc,
2827 fold_builtin_floor, fold_builtin_ceil, fold_builtin_round,
2828 fold_builtin_lround, fold_builtin_bitop, fold_builtin_memcpy,
2829 fold_builtin_strcpy, fold_builtin_strncpy,
2830 fold_builtin_signbit): Use TYPE (TYPE (fndecl)) instead of
2833 * builtins.c (expand_builtin_mathfn_3): Remove local variable
2836 * lambda-code.c (lambda_compute_auxillary_space): Remove local
2837 variable determinant.
2839 * tree-cfg.c (group_case_labels): Remove local variable type.
2841 * tree-ssa-live.c (build_tree_conflict_graph): Remove local
2844 * tree-ssa-phiopt.c (value_replacement): Remove local variable
2847 2005-03-13 Andy Hutchinson <HutchinsonAndy@netscape.net>
2850 * config/avr/avr.md (movmemhi): Rewrite as RTL loop.
2851 (*movmemqi_insn): Delete.
2852 (*movmemhi): Delete.
2854 2005-03-13 Kazu Hirata <kazu@cs.umass.edu>
2856 * builtins.c (fold_builtin_classify): Take decomposed
2857 arguments of CALL_EXPR.
2858 (fold_builtin_1): Update a call to fold_builtin_classify.
2860 2005-03-13 Joseph S. Myers <joseph@codesourcery.com>
2863 * c-parser.c (c_parser_struct_or_union_specifier): Don't fall
2864 through into call to parser_xref_tag after parse error.
2865 (c_parser_struct_declaration): Consistently return NULL_TREE on
2868 2005-03-12 Daniel Berlin <dberlin@dberlin.org>
2870 * tree-flow-inline.h (ref_contains_array_ref): New function.
2871 (lookup_subvars_for_var): Ditto.
2872 (get_subvars_for_var): Ditto.
2873 (var_can_have_subvars): Ditto.
2875 * tree-flow.h (mem_tag_kind): Add STRUCT_FIELD.
2876 (struct subvar): New type.
2878 * tree-dfa.c (okay_component_ref_for_subvars): New function.
2880 * tree-optimize.c (init_tree_optimization_passes): Call
2881 pass_create_structure_vars.
2883 * tree-ssa-alias.c: Include vec.h.
2884 (init_alias_info): Don't auto-clear call clobbered on struct-field
2886 (compute_flow_insensitive_aliasing): Handle subvars.
2887 (group_aliases): Handle STRUCT_FIELD aliases.
2888 (setup_pointers_and_addressables): Ditto.
2889 Don't mark variables non-addressable if they still have
2890 addressable subvars.
2891 Also mark subvars addressable when the real variable is marked
2893 (add_pointed_to_var): Try to prune the pointed-to set by only
2894 pointing to subvars when possible.
2895 Otherwise, make sure we set addresses_needed and pt_vars to
2896 properly include subvars.
2897 (bitpos_of_field): New function.
2898 (push_fields_onto_fieldstack): Ditto.
2899 (get_or_create_used_part_for): Ditto.
2900 (create_overlap_variables_for): Ditto.
2901 (find_used_portions): Ditto.
2902 (create_structure_vars): Ditto.
2903 (pass_create_structure_vars): New structure.
2905 * tree-ssa-operands.c (finalize_ssa_v_must_defs): Remove assert.
2906 (get_expr_operands): Handle subvars. Also try to turn
2907 COMPONENT_REF accesses into must-defs now that we can accurately
2909 (note_addressable): Try to only mark as addressable those subvars
2910 we know a COMPONENT_REF touches.
2911 (overlap_subvar): New function.
2913 * tree-vect-analyze.c (vect_object_analysis): Add new parameter.
2914 Handle subvar storing.
2915 (vect_address_analysis): Update caller of vect_object_analysis.
2917 * tree-vect-transform.c (vect_create_data_ref_ptr): Copy subvars.
2919 * tree-vectorizer.h (struct _stmt_vec_info): Add subvars member.
2920 (STMT_VINFO_SUBVARS): New macro.
2922 * common.opts: add flag_tree_salias.
2924 * opts.c (decode_options): flag_tree_salias defaults to on.
2926 * doc/invoke.texi: Document fdump-tree-svars and -ftree-salias.
2928 * doc/tree-ssa.texi: Document structural alias analysis.
2930 2005-03-12 Steven Bosscher <stevenb@suse.de>
2932 * tree-cfg.c (make_goto_expr_edges): Don't use error_mark_node.
2933 * tree-ssa-dce.c (mark_stmt_necessary): Don't check for it.
2934 * tree-ssa-operands.c (get_expr_operands): Likewise.
2935 (get_expr_operands): Likewise for ERROR_MARK.
2937 2005-03-12 Kazu Hirata <kazu@cs.umass.edu>
2939 * tree-ssa.c (kill_redundant_phi_nodes): Remove local variable
2942 * tree-ssa-phiopt.c (tree_ssa_phiopt): Remove local variable
2945 * tree-ssa-pre.c (compute_avail): Remove local variable val.
2946 (mark_operand_necessary): Remove local variable ver.
2948 * tree-vect-transform.c (vect_get_new_vect_var): Remove local
2949 variable prefix_len.
2951 * value-prof.c (mod_subtract_transform): Remove local variable
2954 * builtins.c (fold_builtin_exponent): Take decomposed
2955 arguments of CALL_EXPR.
2956 (fold_builtin_1): Update a call to fold_builtin_exponent.
2958 * builtins.c (fold_builtin_logarithm): Take decomposed
2959 arguments of CALL_EXPR.
2960 (fold_builtin_1): Update a call to fold_builtin_logarithm.
2962 * c-decl.c (c_init_decl_processing): Remove local variables
2963 ptr_ftype_void and ptr_ftype_ptr.
2965 * gimplify.c (gimplify_expr): Remove local variables r0 and
2968 * reg-stack.c (move_for_stack_reg): Remove local variable
2970 (compare_for_stack_reg): Remove local variable flags_user.
2971 (convert_regs_1): Remove local variable deleted.
2973 * tree-if-conv.c (tree_if_convert_cond_expr): Remove local
2975 (combine_blocks): Remove local variables exits and new_e.
2977 * tree-inline.c (expand_call_inline): Remove local variable
2980 * tree-ssa-live.c (create_ssa_var_map,
2981 calculate_live_on_entry): Remove local variable snn.
2983 2005-03-12 Geoffrey Keating <geoffk@apple.com>
2985 * c-lex.c (c_lex_with_flags): Add parameter to call to
2988 2005-03-11 Per Bothner <per@bothner.com>
2990 * c-tree.h (struct c_declarator): New id_loc field.
2991 * c-pragma.h (c_lex_with_flags): Take position reference.
2992 * c-lex.c (c_lex_with_flags): Set passed-in location from cpp token,
2993 iff USE_MAPPED_LOCATION. (Type doesn't match otherwise.)
2994 (c_lex): Pass dummy location to c_lex_with_flags.
2995 * c-parser.c (c_lex_one_token): Set c_token's location using
2996 c_lex_with_flags, instead of input_location, which might be "ahead".
2997 (c_parser_direct_declarator): Set declarator's id_loc from
2999 * c-decl.c (grokdeclarator): Set DECL_SOURCE_LOCATION from
3000 declarator's id_loc, rather than probably-imprecise input_location.
3001 (build_id_declarator): Initialize c_declarator's id_loc field.
3003 2005-03-11 Roger Sayle <roger@eyesopen.com>
3006 * builtins.c (expand_builtin_signbit): Force the signbit's word
3007 into an integer register to avoid SUBREGs of floating point modes.
3009 2005-03-12 Kazu Hirata <kazu@cs.umass.edu>
3011 * cfglayout.c, loop-doloop.c, profile.c, target-def.h,
3012 target.h, targhooks.c, tracer.c, tree-ssa-loop-ch.c,
3013 tree-ssa-loop-unswitch.c, tree-ssa-loop.c, vec.c, vmsdbgout.c,
3014 config/m32r/m32r.md, config/xtensa/xtensa.h: Update copyright.
3016 2005-03-11 David Edelsohn <edelsohn@gnu.org>
3018 PR rtl-optimization/20306
3019 * expr.c (emit_move_complex): Set try_int false if mode is
3020 MODE_COMPLEX_FLOAT and mov_optab exists for inner mode. Only try
3021 emit_block_move if try_int is true.
3023 2005-03-11 Richard Henderson <rth@redhat.com>
3026 * config/i386/mmx.md (vec_dupv4hi): Fix predicate.
3027 * config/i386/i386.c (ix86_expand_vector_init_duplicate): Update
3030 2005-03-11 Richard Sandiford <rsandifo@redhat.com>
3032 * config/mips/mips.h (mips_fix_vr4130_string): Declare.
3033 (TARGET_FIX_VR4130): New macro.
3034 (TARGET_OPTIONS): Add -mfix-vr4130.
3035 (ISA_HAS_MACCHI): New macro.
3036 (ASM_SPEC): Add -mfix-vr4130.
3037 * config/mips/mips.c (mips_fix_vr4130_string): New variable.
3038 (override_options): Handle mips_fix_vr4130_string.
3039 (mips_avoid_hazards): Clear all_noreorder_p
3040 if we're working around VR4130 errata and the macc alternatives
3042 * config/mips/mips.md (mfhilo_<mode>): Turn into a define_expand.
3043 (*mfhilo_<mode>, *mfhilo_<mode>_macc): New insns.
3044 * config/mips/vr.h (DEFAULT_VR_ARCH): Set to mfix-vr4130.
3045 (MULTILIB_DEFAULTS): Remove leading "march=".
3046 (DRIVER_SELF_SPECS): Likewise. Make -mfix-vr4130 imply -march=vr4130
3047 if no architecture option is given.
3048 * config/mips/t-vr (MULTILIB_OPTIONS): Use -mfix-vr4130 for the
3050 (MULTILIB_MATCHES): Map -march=vr4130 to the -mfix-vr4130 multilibs.
3051 * doc/invoke.texi: Document -mfix-vr4130.
3053 2005-03-11 Richard Sandiford <rsandifo@redhat.com>
3055 * config/mips/mips.c (override_options): Only warn about -mint64
3056 deprecation if TARGET_INT64.
3058 2005-03-11 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3060 * builtin-attrs.def (ATTR_NONNULL_LIST, ATTR_NOTHROW_NONNULL,
3061 ATTR_CONST_NOTHROW_NONNULL, ATTR_PURE_NOTHROW_NONNULL,
3062 ATTR_MALLOC_NOTHROW_NONNULL): New "nonnull" attribute lists which
3063 are non-specific regarding the nonnull parameter positions.
3064 (ATTR_NONNULL_1_2, ATTR_NONNULL_1_4, ATTR_NOTHROW_NONNULL_1_2,
3065 ATTR_NOTHROW_NONNULL_1_4, ATTR_CONST_NOTHROW_NONNULL_1,
3066 ATTR_PURE_NOTHROW_NONNULL_1, ATTR_PURE_NOTHROW_NONNULL_1_2,
3067 ATTR_MALLOC_NOTHROW_NONNULL_1): Delete.
3069 * builtins.def: Use the non-specific "nonnull" attibute lists.
3071 2005-03-11 Zdenek Dvorak <dvorakz@suse.cz>
3073 * basic-block.h (single_succ_p, single_pred_p, single_succ_edge,
3074 single_pred_edge, single_succ, single_pred): Improve comments.
3076 2005-03-11 Zdenek Dvorak <dvorakz@suse.cz>
3078 * basic-block.h (single_succ_p, single_pred_p, single_succ_edge,
3079 single_pred_edge, single_succ, single_pred): New inline functions.
3080 * bb-reorder.c (rotate_loop, find_traces_1_round,
3081 add_labels_and_missing_jumps, fix_up_fall_thru_edges,
3082 duplicate_computed_gotos): Use the single_succ/pred functions.
3083 * cfganal.c (forwarder_block_p): Ditto.
3084 * cfgbuild.c (compute_outgoing_frequencies): Ditto.
3085 * cfgcleanup.c (try_simplify_condjump, try_forward_edges,
3086 outgoing_edges_match, try_crossjump_to_edge, try_optimize_cfg,
3087 merge_seq_blocks): Ditto.
3088 * cfghooks.c (split_edge, tidy_fallthru_edges): Ditto.
3089 * cfglayout.c (fixup_reorder_chain): Ditto.
3090 * cfgloop.c (mark_single_exit_loops, update_latch_info,
3091 canonicalize_loop_headers, verify_loop_structure): Ditto.
3092 * cfgloopmanip.c (remove_path, unloop, loop_delete_branch_edge,
3093 mfb_update_loops, create_preheader, force_single_succ_latches,
3094 create_loop_notes): Ditto.
3095 * cfgrtl.c (rtl_can_merge_blocks, try_redirect_by_replacing_jump,
3096 force_nonfallthru_and_redirect, rtl_tidy_fallthru_edge,
3097 commit_one_edge_insertion, purge_dead_edges,
3098 cfg_layout_can_merge_blocks_p): Ditto.
3099 * except.c (sjlj_emit_function_enter): Ditto.
3100 * flow.c (init_propagate_block_info): Ditto.
3101 * function.c (thread_prologue_and_epilogue_insns): Ditto.
3102 * gcse.c (find_implicit_sets, bypass_conditional_jumps,
3103 insert_insn_end_bb): Ditto.
3104 * ifcvt.c (merge_if_block, find_if_block, find_if_case_1,
3105 find_if_case_2): Ditto.
3106 * lambda-code.c (perfect_nestify): Ditto.
3107 * lcm.c (optimize_mode_switching): Ditto.
3108 * loop-doloop.c (doloop_modify): Ditto.
3109 * loop-init.c (loop_optimizer_init): Ditto.
3110 * loop-iv.c (simplify_using_initial_values): Ditto.
3111 * loop-unroll.c (unroll_loop_runtime_iterations): Ditto.
3112 * loop-unswitch.c (unswitch_loop): Ditto.
3113 * modulo-sched.c (generate_prolog_epilog): Ditto.
3114 * predict.c (combine_predictions_for_insn, estimate_probability,
3115 tree_estimate_probability, last_basic_block_p,
3116 estimate_bb_frequencies): Ditto.
3117 * profile.c (branch_prob): Ditto.
3118 * regrename.c (copyprop_hardreg_forward): Ditto.
3119 * sched-rgn.c (is_cfg_nonregular, find_rgns, update_live): Ditto.
3120 * tracer.c (layout_superblocks): Ditto.
3121 * tree-cfg.c (tree_can_merge_blocks_p, tree_merge_blocks,
3122 cfg_remove_useless_stmts_bb, cleanup_control_flow,
3123 cleanup_control_expr_graph, disband_implicit_edges,
3124 tree_find_edge_insert_loc, bsi_commit_edge_inserts,
3125 tree_verify_flow_info, tree_make_forwarder_block,
3126 tree_forwarder_block_p, remove_forwarder_block,
3127 remove_forwarder_block_with_phi, merge_phi_nodes): Ditto.
3128 * tree-if-conv.c (tree_if_conversion): Ditto.
3129 * tree-mudflap.c (mf_build_check_statement_for): Ditto.
3130 * tree-ssa-dce.c (remove_dead_stmt): Ditto.
3131 * tree-ssa-dom.c (dom_opt_finalize_block): Ditto.
3132 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p,
3133 copy_loop_headers): Ditto.
3134 * tree-ssa-loop-im.c (loop_commit_inserts): Ditto.
3135 * tree-ssa-loop-ivopts.c (compute_phi_arg_on_exit): Ditto.
3136 * tree-ssa-loop-manip.c (split_loop_exit_edge, ip_normal_pos,
3137 lv_adjust_loop_entry_edge, tree_ssa_loop_version): Ditto.
3138 * tree-ssa-loop-niter.c (simplify_using_initial_conditions): Ditto.
3139 * tree-ssa-loop-unswitch.c (simplify_using_entry_checks): Ditto.
3140 * tree-ssa-phiopt.c (tree_ssa_phiopt, value_replacement): Ditto.
3141 * tree-ssa-pre.c (compute_antic_aux, insert_aux, init_pre): Ditto.
3142 * tree-ssa-threadupdate.c (redirect_edges): Ditto.
3143 * tree-tailcall.c (independent_of_stmt_p, find_tail_calls,
3144 eliminate_tail_call, tree_optimize_tail_calls_1): Ditto.
3145 * tree-vect-analyze.c (vect_analyze_loop_form): Ditto.
3146 * tree-vect-transform.c (vect_update_ivs_after_vectorizer): Ditto.
3147 * tree-vectorizer.c (slpeel_update_phi_nodes_for_guard,
3148 slpeel_add_loop_guard): Ditto.
3150 2005-03-11 James A. Morrison <phython@gcc.gnu.org>
3152 PR tree-optimization/15784
3153 * fold-const.c (fold): Fold ~A + 1 to -A. Fold -A - 1
3156 * stmt.c (expand_case): Don't change index_type. Convert minval
3159 PR tree-optimization/20130
3160 * fold-const.c (fold): Fold x * -1 into -x.
3162 2005-03-11 Kaz Kojima <kkojima@gcc.gnu.org>
3164 PR rtl-optimization/20331
3165 * rtlanal.c (modified_between_p): Check its address first for MEM.
3166 (modified_in_p): Likewise.
3168 2005-03-11 Joseph S. Myers <joseph@codesourcery.com>
3170 * config.gcc (hppa*64*-*-hpux11*): Use pa/t-hpux-shlib.
3172 2005-03-10 Steven Bosscher <stevenb@suse.de>
3174 * expr.c (expand_expr_real_1): If possible, use a conditional
3175 move for expanding MIN_EXPR and MAX_EXPR.
3176 Use temp for moving around rtx-en.
3178 2005-03-10 Andrew Pinski <pinskia@physics.uc.edu>
3181 * simplify-rtx.c (simplify_relational_operation_1): Fix typo - check the
3184 2005-03-10 Roger Sayle <roger@eyesopen.com>
3186 * builtins.c (expand_builtin_signbit): Extend to handle floating
3187 point modes wider than the largest integer type, using the
3188 operand_subword_force function to obtain the signbit's word.
3190 2005-03-10 Jakub Jelinek <jakub@redhat.com>
3193 * combine.c (try_combine): If recog_for_combine added CLOBBERs
3194 to NEWI2PAT, fail to combine if they are used by NEWPAT.
3196 2005-03-10 Aldy Hernandez <aldyh@redhat.com>
3198 * doc/invoke.texi: Add 8540 to list of cpus in rs6000 cpu section.
3200 2005-03-10 Kazu Hirata <kazu@cs.umass.edu>
3202 * tree-outof-ssa.c (analyze_edges_for_bb): Make the return
3204 (perform_edge_inserts): Unconditionally call
3205 free_dominator_info.
3207 * tree-outof-ssa.c (analyze_edges_for_bb): Update a comment.
3209 2005-03-10 Bob Wilson <bob.wilson@acm.org>
3211 * config/xtensa/xtensa.h (MEMBER_TYPE_FORCES_BLK): Define.
3213 2005-03-10 Nathan Sidwell <nathan@codesourcery.com>
3215 * bitmap.c (bitmap_copy): Remove manual loop unrolling.
3217 * value-prof.c (rtl_find_values_to_profile): Use gcc_assert and
3219 (rtl_register_value_prof_hooks,
3220 tree_value_profile_transformations,
3221 tree_register_value_prof_hooks): Likewise.
3222 * var-tracking.c (stack_adjust_offset_pre_post,
3223 variable_htab_free, variable_union, dataflow_set_different_2,
3224 count_uses, variable_was_changed, set_frame_base_location,
3225 set_variable_part, emit_note_insn_var_location, vt_emit_notes,
3226 vt_add_function_parameters): Likewise.
3227 * varasm.c (named_section_real, named_section, make_decl_rtl,
3228 asm_emit_uninitialised, assemble_integer, decode_addr_const,
3229 const_hash_1, compare_constant, copy_constant, force_const_mem,
3230 output_constant_pool_2, output_constant_pool_1, output_constant,
3231 output_constructor, make_decl_one_only, decl_tls_model,
3232 default_no_named_section, default_elf_select_section_1,
3233 default_unique_section_1): Likewise.
3234 * vec.c (vec_gc_o_reserve, vec_heap_o_reserve): Likewise.
3235 * vmsdbgout.c (addr_const_to_string): Likewise.
3238 * function.c (struct assign_parm_data_one): Remove last_named
3240 (assign_parm_find_data_types): Don't determine last_named.
3241 Reorder named_parm determination.
3242 (assign_parms): Only setup varargs on the last non-varadic
3245 2005-03-10 Kazuhiro Inaoka <inaoka.lazuhiro@renesas.com>
3247 * config/m32r/m32r.md (load_sda_base_32): New pattern. Loads
3248 sda base address on medium model.
3250 2005-03-10 Zdenek Dvorak <dvorakz@suse.cz>
3252 * Makefile.in (tree-optimize.o): Add CFGLOOP_H dependence.
3253 * cfgloop.c (flow_loop_nodes_find): Export.
3254 * cfgloop.h (flow_loop_nodes_find, fix_loop_structure):
3256 * cfgloopmanip.c (fix_loop_structure): New function.
3257 * predict.c (predict_loops): Clean up the loops information.
3258 * tree-cfg.c (cleanup_tree_cfg_loop): New function.
3259 (tree_can_merge_blocks_p, remove_bb, tree_forwarder_block_p): Respect
3261 * tree-flow.h (cleanup_tree_cfg_loop): Declare.
3262 (rewrite_into_loop_closed_ssa): Declaration changed.
3263 * tree-loop-linear.c (linear_transform_loops): Add argument to
3264 rewrite_into_loop_closed_ssa call.
3265 * tree-ssa-loop-ch.c (copy_loop_headers): Ditto.
3266 * tree-ssa-loop-im.c (move_computations): Ditto.
3267 * tree-ssa-loop.c (tree_loop_optimizer_init): Ditto.
3268 * tree-vectorizer.c (vectorize_loops): Ditto.
3269 * tree-optimize.c: Include cfgloop.h.
3270 (execute_todo): Choose whether to call cleanup_tree_cfg or
3271 cleanup_tree_cfg_loop.
3272 * tree-ssa-loop-ivcanon.c (canonicalize_loop_induction_variables,
3273 (tree_unroll_loops_completely): Enable cleanup_tree_cfg_loop call.
3274 * tree-ssa-loop-unswitch.c (tree_ssa_unswitch_loops): Enable
3275 cleanup_tree_cfg_loop call.
3276 * tree-ssa-loop-manip.c (find_uses_to_rename_bb): New function.
3277 (find_uses_to_rename, rewrite_into_loop_closed_ssa): Support
3278 work on part of cfg.
3280 2005-03-10 Jakub Jelinek <jakub@redhat.com>
3283 * gimplify.c (gimplify_asm_expr): Handle input/output constraints
3284 with multiple alternatives.
3286 * stmt.c (parse_output_constraint): Fix a typo.
3288 2005-03-09 Bob Wilson <bob.wilson@acm.org>
3290 * config/xtensa/xtensa.h (TRAMPOLINE_TEMPLATE): Use "no-transform"
3291 assembly directive instead of deprecated "no-generics".
3293 2005-03-09 Ulrich Weigand <uweigand@de.ibm.com>
3295 * config/s390/s390.c (s390_secondary_output_reload_class): Adapt check
3296 for non-offsettable memory references to cope with outstanding reload
3298 * config/s390/s390.md ("reload_outti"): Call find_replacement to
3299 avoid losing outstanding address reloads.
3300 ("reload_outdi", "reload_outdf"): Likewise.
3302 2005-03-09 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3304 * builtins.c (fold_builtin_cbrt, fold_builtin_pow): Rearrange
3305 code. Add more cbrt transformations.
3307 2005-03-09 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3309 * fold-const.c (fold_unary_to_constant): Add FIX_ROUND_EXPR case.
3311 2005-03-09 Kazu Hirata <kazu@cs.umass.edu>
3313 * fold-const.c (fold_unary, fold_binary, fold_ternary): Return
3314 NULL_TREE when a given tree is not simplified.
3315 (fold): Return the original tree when any of the functions
3316 mentioned above NULL_TREE.
3318 * fold-const.c (fold_unary, fold_binary): Take decomposed
3319 arguments, code, type, op0, and op1 in case of fold_binary.
3320 (fold): Update calls to fold_unary and fold_binary.
3322 2005-03-09 Roger Sayle <roger@eyesopen.com>
3324 * builtins.c (fold_builtin_unordered_cmp): Change prototype to take
3325 a fndecl and an arglist instead of a CALL_EXPR, exp.
3327 2005-03-09 Kazu Hirata <kazu@cs.umass.edu>
3329 * cfglayout.c (fixup_reorder_chain): Remove old_bb.
3331 * cfgrtl.c (cfg_layout_merge_blocks): Remove new_e.
3333 * expr.c (expand_assignment): Remove orig_to_rtx.
3335 * fold-const.c (int_const_binop): Remove no_overflow.
3337 * ifcvt.c (noce_emit_move_insn): Remove inmode.
3339 * loop-iv.c (get_biv_step_1): Remove lhs.
3341 * loop-unroll.c (analyze_insns_in_loop): Remove preheader.
3343 * real.c (real_nan): Remove neg.
3345 * function.c (thread_prologue_and_epilogue_insns): Remove i
3348 * tree-data-ref.c (array_base_name_differ_p): Remove ta and
3351 * tree-eh.c (tree_could_trap_p): Remove idx.
3353 * tree-into-ssa.c (ann): Remove ann.
3355 * tree-outof-ssa.c (num_nodes): Remove num_nodes.
3357 * tree-sra.c (decide_block_copy): Remove inst_count.
3359 * tree-ssa-alias.c (may_alias_p): Remove v_ann.
3361 * tree-ssa-loop-im.c (lhs): Remove.
3363 * cfgbuild.c (state, STATE, SET_STATE,
3364 BLOCK_USED_BY_TABLEJUMP, FULL_STATE): Move just before
3366 (make_edges): Speed up by skipping blocks with BLOCK_ORIGINAL.
3367 (find_basic_blocks): Set the state of each basic block to
3370 2005-03-08 Jeff Law <law@redhat.com>
3372 * tree-cfg.c (cleanup_control_flow): If removal of a computed
3373 goto results in the removal of edges in the CFG, then we need
3374 to recompute dominators.
3376 2005-03-09 Ben Elliston <bje@au.ibm.com>
3378 * c-common.c (c_do_switch_warnings): Comment fix.
3380 2005-03-08 Julian Brown <julian@codesourcery.com>
3382 * Patch from 2005-03-08 reverted for causing regressions and
3383 ppc-darwin bootstrap failure.
3385 2005-03-08 Fariborz Jahanian <fjahanian@apple.com>
3387 * config/rs6000/rs6000.c (invalid_arg_for_unprototyped_fn):
3388 Define the real function for ppc-darwin.
3389 * c-typeck.c (convert_arguments): Check for target-specific
3390 invalid argument call to unprototyped function.
3391 * target-def.h (TARGET_INVALID_ARG_FOR_UNPROTOTYPED_FN):
3393 * target.h (invalid_arg_for_unprototyped_fn): New field
3395 * targhooks.c (hook_invalid_arg_for_unprototyped_fn): New
3396 default target hook.
3397 * targhooks.h (hook_invalid_arg_for_unprototyped_fn):
3400 2005-03-08 Kazu Hirata <kazu@cs.umass.edu>
3402 * c-typeck.c (constructor_stack, constructor_range_stack,
3403 initializer_stack): Make them static.
3405 * cfg.c (rbi_pool): Make it static.
3407 * gimple-low.c (lower_stmt_body): Make it static.
3408 * tree-flow.h: Remove the corresponding prototype. Don't
3411 * sched-deps.c (cache_size): Make it static.
3413 * stor-layout.c (lang_adjust_rli): Make it static.
3415 2005-03-08 Julian Brown <julian@codesourcery.com>
3417 * config/elfos.h (MAKE_DECL_ONE_ONLY): Redefined to stop DECL_WEAK
3418 from being used for symbols with vague linkage when
3419 HAVE_GAS_COMDAT_GROUP is true.
3421 2005-03-08 J"orn Rennecke <joern.rennecke@st.com>
3423 * jump.c (invert_jump_1): Don't call redirect_jump_1 with
3424 nlabel == JUMP_LABEL (jump).
3426 2005-03-08 Kazu Hirata <kazu@cs.umass.edu>
3428 * c-common.c, c-opts.c, combine.c, cse.c, dojump.c,
3429 gimplify.c, tree-dfa.c, tree-ssa-loop-ivopts.c,
3430 tree-ssa-phiopt.c, tree-ssa-pre.c, tree-ssa-sink.c,
3431 tree-vect-analyze.c, tree.def, tree.h: Fix comment formatting.
3433 2005-03-08 Alexey Neyman <alex.neyman@auriga.ru>
3436 * calls.c (flags_from_decl_or_type): Handle eturns_twice' attribute.
3437 * c-common.c (handle_returns_twice): New function.
3438 (c_common_attribute_table): Declare eturns_twice' attribute.
3439 * doc/extend.texi: Document eturns_twice' attribute.
3440 * tree.h (DECL_IS_RETURNS_TWICE): New macro.
3441 (struct tree_decl): Add returns_twice_flag.
3443 2005-03-08 Kazu Hirata <kazu@cs.umass.edu>
3445 * tree-ssa-phiopt.c: Fix a comment typo.
3447 * c-semantics.c, cfghooks.c, diagnostic.h, loop-iv.c,
3448 loop-unswitch.c, modulo-sched.c, stor-layout.c, tree-gimple.h,
3449 config/i386/cygwin1.c, doc/cfg.texi, doc/objc.texi: Update
3452 2005-03-08 Richard Henderson <rth@redhat.com>
3454 * config/alpha/alpha.c (code_for_builtin): Replace special-case
3455 builtin codes with ctzdi2, clzdi2, popcountdi2.
3456 (struct alpha_builtin_def): Add is_const.
3457 (zero_arg_builtins, one_arg_builtins, two_arg_builtins): Init it.
3458 (alpha_v8qi_u, alpha_v8qi_s, alpha_v4hi_u, alpha_v4hi_s): New.
3459 (alpha_init_builtins): Init them. Set nothrow and const attributes
3461 (alpha_fold_builtin_cmpbge, alpha_fold_builtin_zapnot,
3462 alpha_fold_builtin_extxx, alpha_fold_builtin_insxx,
3463 alpha_fold_builtin_mskxx, alpha_fold_builtin_umulh,
3464 alpha_fold_vector_minmax, alpha_fold_builtin_perr,
3465 alpha_fold_builtin_pklb, alpha_fold_builtin_pkwb,
3466 alpha_fold_builtin_unpkbl, alpha_fold_builtin_unpkbw,
3467 alpha_fold_builtin_cttz, alpha_fold_builtin_ctlz,
3468 alpha_fold_builtin_ctpop, alpha_fold_builtin): New.
3469 (TARGET_FOLD_BUILTIN): New.
3470 * config/alpha/alpha.md (UNSPEC_CTTZ): Remove.
3471 (UNSPEC_CTLZ, UNSPEC_CTPOP): Remove.
3473 (cttz, builtin_cttz, builtin_ctlz, builtin_ctpop): Remove.
3475 2005-03-08 Ira Rosen <irar@il.ibm.com>
3477 PR tree-optimization/20122
3478 * tree-vect-analyze.c (vect_object_analysis): Analyze initial
3479 condition of access function instead of base.
3481 2005-03-07 Jeff Law <law@redhat.com>
3482 Steven Bosscher <stevenb@suse.de>
3484 * tree-cfg.c (find_taken_edge_computed_goto): New function.
3485 (find_taken_edge): Call find_taken_edge_computed_goto as
3486 appropriate. Allow any gimple invariant rather than just
3487 INTEGER_CST for VAL.
3488 (cleanup_control_flow): Cleanup a computed goto which has turned
3490 (tree_merge_blocks): If block B has any forced labels, move
3491 them to the start of block A.
3492 * tree-ssa-dom.c (thread_across_edge): Allow threading across
3493 computed gotos as well.
3494 * tree-ssa-threadupdate.c (remove_ctrl_stmt_and_useless_edges): Handle
3495 removal of unnecessary computed gotos too.
3496 (lookup_redirection_data): Fix type of INSERT argument. Callers
3499 2005-03-08 Kazu Hirata <kazu@cs.umass.edu>
3501 * tree-ssa-phiopt.c: Update copyright. Fix indentations.
3502 Remove trailing spaces.
3504 * gimplify.c (gimple_push_bind_expr, gimple_pop_bind_expr,
3505 unshare_all_trees): Make them static.
3506 * tree-gimple.h: Remove the corresponding prototypes.
3508 * diagnostic.h: Remove unused prototype
3509 debug_output_buffer.
3510 * modulo-sched.c: Remove unused prototype
3511 set_row_column_for_ps.
3513 * tree-ssa-phiopt.c (tree_ssa_phiopt,
3514 replace_phi_edge_with_variable): Remove unused variable i.
3516 2005-03-07 Per Bothner <per@bothner.com>
3518 * tree.h (DECL_IS_BUILTIN): Reverted my patch from earlier today.
3520 2005-03-06 Andrew Pinski <pinskia@physics.uc.edu>
3523 * tree-ssa-phiopt.c (tree_ssa_phiopt): Rewrite so we base the
3524 bbs on the COND_EXPR instead of the PHI_NODEs.
3525 (candidate_bb_for_phi_optimization): Remove.
3526 (replace_phi_with_stmt): Rename to ...
3527 (replace_phi_edge_with_variable): this and change so that we
3528 replace the phi argument instead of removing the PHI.
3529 (conditional_replacement): Change so we deal with PHI with more
3531 (value_replacement): Likewise.
3532 (abs_replacement): Likewise.
3534 2005-03-07 Aldy Hernandez <aldyh@redhat.com>
3536 * config/rs6000/rs6000-protos.h: Rename output_e500_flip_eq_bit to
3537 output_e500_flip_gt_bit.
3539 * config/rs6000/rs6000.c (print_operand): case D: Print out bit 31
3541 (rs6000_generate_compare): Fix logic to look at the correct bits.
3542 (output_e500_flip_eq_bit): Rename to output_e500_flip_gt_bit.
3544 (rs6000_emit_sCOND): Rename gen_e500_flip_eq_bit to
3545 gen_e500_flip_gt_bit. Rename gen_move_from_CR_eq_bit to
3546 gen_move_from_CR_gt_bit.
3548 * config/rs6000/rs6000.md ("move_from_CR_eq_bit"): Change bit
3549 ("move_from_CR_eq_bit"): Rename to move_from_CR_gt_bit.
3550 (UNSPEC_MV_CR_EQ): Rename to UNSPEC_MV_CR_GT.
3552 * config/rs6000/spe.md ("e500_cr_ior_compare"): New.
3553 (E500_CR_IOR_COMPARE): New constant.
3555 2005-03-08 Earl Chew <earl_chew@agilent.com>
3556 David Billinghurst <David.Billinghurst@riotinto.com>
3558 * config/i386/host-cygwin.c: New file to support precompiled
3560 * config/i386/x-cygwin: Use host-cygwin.c on cygwin host
3561 * config.host: Use above files for cygwin host.
3563 2005-03-07 David Edelsohn <edelsohn@gnu.org>
3565 * fold-const.c (fold_binary_op_with_conditional_arg): Fix typo
3566 ordering ops from earlier change.
3568 2005-03-07 Per Bothner <per@bothner.com>
3570 Various fixes to allow us to again build if --enable-mapped-location:
3571 * c-decl.c (finish_function): Use SET_EXPR_LOCATION instead of
3572 unavailable annotate_with_file_line, if USE_MAPPED_LOCATION.
3573 * tree-cfg.c (remove_bb): If USE_MAPPED_LOCATION, change type of
3574 local variable loc. Change logic appropriately.
3575 * tree-vect-transform.c (vect_finish_stmt_generation): Use
3576 EXPR_LOCATION rather than EXPR_LOCUS if USE_MAPPED_LOCATION.
3577 * c-parser.c (c_parser_for_statement): Initialize loc variable.
3578 * tree.h (DECL_IS_BUILTIN): Temporarily revert definition of
3579 DECL_IS_BUILTIN in the USE_MAPPED_LOCATION because of jc1 issues.
3581 2005-03-07 Richard Sandiford <rsandifo@redhat.com>
3583 PR rtl-optimization/19683
3584 * reload1.c (choose_reload_regs): Pass the number of bits, not the
3585 number of bytes, to smallest_int_for_mode. Fix arguments to
3586 REG_CANNOT_CHANGE_MODE_P.
3588 2005-03-07 Eric Botcazou <ebotcazou@libertysurf.fr>
3590 * reorg.c (relax_delay_slots): Check that the jump is
3591 conditional before trying to invert it.
3593 2005-03-07 Kazu Hirata <kazu@cs.umass.edu>
3595 * bb-reorder.c (max_entry_frequency, max_entry_frequency):
3598 * calls (stack_arg_under_construction): Make it static.
3600 * flow.c (regs_live_at_setjmp): Make it static.
3601 * flow.h: Remove the corresponding prototype.
3603 * reload1.c (reload_startobj, reload_firstobj,
3604 something_needs_operands_changed, reload_inherited,
3605 reload_inheritance_insn, reload_override_in,
3606 reload_spill_index): Make them static.
3608 * recog.c (verify_changes): Make it static.
3609 * recog.h: Remove the corresponding prototype.
3611 * cfgbuild.c (find_sub_basic_blocks): Remove.
3612 * basic-block.h: Remove the corresponding prototype.
3613 * cfgexpand.c, cfgrtl.c: Don't mention find_sub_basic_blocks
3615 * doc/cfg.texi: Don't mention find_sub_basic_blocks.
3617 * tree-ssa-operands.c (check_build_stmt): Remove.
3619 * stor-layout.c (set_alignment): Remove.
3620 * tree.h: Remove the corresponding prototype.
3622 * tree-ssa-pre.c (has_abnormal_preds): Make it static.
3624 * tree-ssa-dce.c (control_dependence_map,
3625 visited_control_parents): Make them static.
3627 * cfghooks.c (verify_flow_info): Remove local variable
3630 * cfgrtl.c (rtl_verify_flow_info_1): Remove local variable
3633 * loop-unswitch.c (unswitch_loop): Remove local variable src.
3635 2005-03-07 David Billinghurst <David.Billinghurst@riotinto.com>
3637 * config/i386/cygwin1.c(mingw_scan): Use xstrdup in calls to putenv.
3639 2005-03-07 Joseph S. Myers <joseph@codesourcery.com>
3641 * config/ia64/hpux.h (LINK_SPEC): Add -z.
3642 * config/ia64/ia64.c (ia64_function_value): Return a REG not a
3643 PARALLEL for an empty structure.
3645 2005-03-07 Kazu Hirata <kazu@cs.umass.edu>
3647 * fold-const.c (fold_binary): Remove handling of RANGE_EXPR.
3649 * fold-const.c (fold_binary): Unroll the very first "for"
3652 2005-03-06 David Edelsohn <edelsohn@gnu.org>
3654 * config/rs6000/predicates.md (branch_comparison_operator): Remove
3655 redundant match_code test.
3656 (scc_comparison_operator): Swap match_operand and match_code
3658 (branch_positive_comparison_operator): Same.
3659 (trap_comparison_operator): Use comparison_operator and swap with
3662 2005-03-06 Marek Michalkiewicz <marekm@amelek.gda.pl>
3665 * config/avr/avr.c (print_operand): Add 'p' and 'r'.
3666 (out_movhi_r_mr): Read low byte of volatile MEM first.
3667 (out_movhi_mr_r): Write high byte of volatile MEM first.
3669 2005-03-05 Kazu Hirata <kazu@cs.umass.edu>
3671 * cselib.c (reg_values, reg_values_size): Make them static.
3673 * cse.c (cse_reg_info_table): Make it static.
3675 * fold-const.c (fold_unary): Use build1 instead of copy_node.
3677 2005-03-06 Zdenek Dvorak <dvorakz@suse.cz>
3679 * cse.c (find_best_addr): Use canon_for_address.
3681 2005-03-06 Kazu Hirata <kazu@cs.umass.edu>
3683 * cse.c (fold_rtx_subreg, fold_rtx_mem): New.
3684 (fold_rtx): Call fold_rtx_subreg and fold_rtx_mem to handle
3685 SUBREG and MEM, respectively.
3687 * fold-const.c (fold_binary): Use code instead of t.
3689 * fold-const.c (optimize_minmax_comparison): Take decomposed
3690 arguments code, type, op0, and op1 instead of t.
3691 (fold_binary): Update a call to optimize_minmax_comparison.
3693 * fold-const.c (fold_range_test): Take decomposed arguments
3694 code, type, op0, and op1 instead of t.
3695 (fold_binary): Update a call to fold_range_test.
3697 * fold-const.c (fold_binary_op_with_conditional_arg): Take
3698 decomposed arguments code, type, op0, and op1 instead of t.
3699 (fold_binary): Update a call to fold_range_test.
3701 2005-03-06 Kazu Hirata <kazu@cs.umass.edu>
3703 * fold-const.c (fold_binary): Avoid directly using the original
3704 expression t as much as possible.
3706 2005-03-05 Kazu Hirata <kazu@cs.umass.edu>
3708 * c-semantics.c (build_stmt): Use TYPE_P instead of
3709 IS_NON_TYPE_CODE_CLASS.
3710 * tree.h (IS_NON_TYPE_CODE_CLASS): Remove.
3711 (NON_TYPE_CHECK): Use TYPE_P instead of
3712 IS_NON_TYPE_CODE_CLASS.
3714 * fold-const.c (fold): Remove handling of binary expressions.
3716 2005-03-05 James A. Morrison <phython@gcc.gnu.org>
3718 * doc/c-tree.texi: Wrap comments in @r{}.
3719 * doc/cpp.texi: Likewise.
3720 * doc/cppinternals.texi: Likewise.
3721 * doc/extend.texi: Likewise.
3722 * doc/md.texi: Likewise.
3723 * doc/objc.texi: Likewise.
3724 * doc/sourcebuild.texi: Likewise.
3725 * doc/tm.texi: Likewise.
3728 2005-03-05 Kazu Hirata <kazu@cs.umass.edu>
3730 * predict.c (apply_return_prediction): Standardize PHI chain
3732 * tree-ssa.c (ssa_redirect_edge): Likewise.
3734 * genattrtab.c, genemit.c, genoutput.c, genrecog.c,
3735 gensupport.c, jump.c, tree-phinodes.c, unwind-dw2-fde-glibc.c:
3738 * tree-phinodes.c (remove_phi_node): Drop the last argument.
3739 * tree-flow.h: Adjust the prototype for remove_phi_node.
3740 * lambda-code.c (perfect_nestify): Adjust a call to
3743 (remove_phi_nodes_and_edges_for_unreachable_block): Likewise.
3744 * tree-outof-ssa.c (eliminate_virtual_phis, remove_ssa_form):
3746 * tree-ssa-dce.c (remove_dead_phis): Likewise.
3747 * tree-ssa-loop-ivopts.c (remove_statement): Likewise.
3748 * tree-ssa-pre.c (remove_dead_inserted_code): Likewise.
3749 * tree-ssa.c (kill_redundant_phi_nodes): Likewise.
3751 * combine.c (simplify_and_const_int): Use gen_int_mode instead
3752 of GEN_INT (trunc_int_for_mode (...)).
3753 * loop-iv.c (iv_number_of_iterations): Likewise.
3754 * postreload.c (reload_cse_move2add): Likewise.
3755 * simplify-rtx.c (simplify_const_unary_operation,
3756 simplify_const_binary_operation): Likewise.
3757 * stor-layout.c (get_mode_bounds): Likewise.
3759 * fold-const.c (fold_binary): New.
3760 (fold): Call fold_binary on binary expressions.
3762 2005-03-05 Richard Sandiford <rsandifo@redhat.com>
3764 * doc/invoke.texi: Document new MIPS -msym32 and -mno-sym32 options.
3765 * config/mips/mips.h (MASK_SYM32, TARGET_SYM32): New macros.
3766 (TARGET_SWITCHES): Add -msym32 and -mno-sym32.
3767 (ABI_HAS_64BIT_SYMBOLS): Set to false if TARGET_SYM32.
3768 (ASM_SPEC): Pass down -msym32 and -mno-sym32.
3770 2005-03-04 Devang Patel <dpatel@apple.com>
3772 PR tree-optimization/18815
3773 * tree-if-conv.c (combine_blocks): Adjust loop header edges for
3774 loops with zero exit edges.
3776 2005-03-04 Devang Patel <dpatel@apple.com>
3778 * doc/invoke.texi: Remove reference to webpage that does not exist.
3780 2005-03-04 John David Anglin <dave.danglin@nrc-cnrc.gc.ca>
3781 Joseph S. Myers <joseph@codesourcery.com>
3784 * pa/elf.h, pa64-hpux.h, som.h (ASM_OUTPUT_EXTERNAL_REAL): Define.
3785 (ASM_OUTPUT_EXTERNAL): Call pa_hpux_asm_output_external.
3786 * pa-protos.h (pa_hpux_asm_output_external): Add prototype.
3787 * pa.c (get_plabel): Change argument to symbol_ref. Call
3788 maybe_get_identifier instead of get_identifier.
3789 (pa_hpux_asm_output_external, pa_hpux_file_end): New functions.
3790 (struct deferred_plabel): Replace name field with symbol field.
3791 (TARGET_ASM_FILE_END): Define as pa_hpux_file_end if
3792 ASM_OUTPUT_EXTERNAL_REAL is defined.
3793 (output_global_address): Use output_addr_const for output of all
3795 (output_deferred_plabels): Use symbol_ref instead of name for address
3797 * pa.h (SYMBOL_FLAG_REFERENCED, SYMBOL_REF_REFERENCED_P,
3798 ASM_OUTPUT_SYMBOL_REF): New macros.
3799 * som.h (ASM_OUTPUT_EXTERNAL_LIBCALL): Use assemble_name_raw. Update
3801 (ASM_WEAKEN_LABEL): Use targetm.asm_out.globalize_label to globalize
3804 2005-03-05 Joseph S. Myers <joseph@codesourcery.com>
3806 * config.gcc (hppa*64*-*-hpux11*): Use pa/pa-hpux1111.h for
3807 *-*-hpux11.[1-9]*, not just for *-*-hpux11.11.
3809 2005-03-04 Jeff Law <law@redhat.com>
3811 * basic-block.h (rediscover_loops_after_threading): Declare.
3812 * tree-ssa-dom.c: Include cfgloop.h.
3813 (tree_ssa_dominator_optimize): Discover loops and some basic
3814 properties. Remove forwarder blocks recreated by loop header
3815 canonicalization. Also mark backedges in the CFG.
3816 * tree-ssa-threadupdate.c: Include cfgloop.h
3817 (rediscover_loops_after_threading): Define.
3818 (struct local_info): New field, JUMP_THREADED.
3819 (prune_undesirable_thread_requests): New function.
3820 (redirect_edges): Clear EDGE_ABNORMAL. If edges were threaded
3821 then record that fact for the callers of redirct_edges.
3822 (thread_block): If BB has incoming backedges, then call
3823 prune_undesirable_thraed_requests. Note when we are
3824 going to have to rediscover loop information. Return a
3825 boolean indicating if any jumps were threaded.
3826 (thread_through_all_blocks): Bubble up boolean indicating
3827 if any jumps were threaded.
3828 * Makefile.in (tree-ssa-dom.o): Depend on cfgloop.h
3829 (tree-ssa-threadupdate.o): Similarly.
3831 2005-03-04 Kazu Hirata <kazu@cs.umass.edu>
3833 * fold-const.c (fold_ternary): Unroll the "for" loop to
3836 2005-03-04 Andrew Haley <aph@redhat.com>
3838 * unwind-dw2-fde-glibc.c (struct
3839 unw_eh_callback_data.check_cache): New field.
3840 (frame_hdr_cache): New.
3841 (_Unwind_IteratePhdrCallback): Add ext_dl_phdr_info.
3842 Cache frame header info.
3844 2005-03-04 Richard Sandiford <rsandifo@redhat.com>
3846 * rtl.h (copy_rtx_ptr_loc, print_rtx_ptr_loc, join_c_conditions)
3847 (print_c_condition): Declare.
3848 * read-rtl.c (ptr_loc): New structure.
3849 (ptr_locs, ptr_loc_obstack, joined_conditions)
3850 (joined_conditions_obstack): New variables.
3851 (leading_ptr_hash, leading_ptr_eq_p, set_rtx_ptr_loc)
3852 (get_rtx_ptr_loc, copy_rtx_ptr_loc, print_rtx_ptr_loc)
3853 (join_c_conditions, print_c_condition): New functions.
3854 (apply_macro_to_string): Associate the new string with the same
3855 source location as the old one.
3856 (add_condition_to_string): Use join_c_conditions.
3857 (read_string): Use set_rtx_ptr_loc to record a filename and line
3858 number for the string.
3859 (read_rtx): Initialize the new variables above.
3860 * genattrtab.c (write_test_expr, write_attr_value): Use
3862 * genconditions.c (write_header): Don't define MAYBE_EVAL. Move its
3863 comment above the GCC_VERSION check.
3864 (write_one_condition): Use print_rtx_ptr_loc and print_c_condition.
3865 Inline the definition of MAYBE_EVAL.
3866 * genemit.c (gen_expand, gen_split): Use print_rtx_ptr_loc.
3867 * genoutput.c (process_template): Likewise.
3868 * genpreds.c (write_predicate_subfunction): Likewise.
3869 (write_predicate_expr): Use print_c_condition.
3870 * genrecog.c (write_cond): Likewise.
3871 * gensupport.c (process_rtx): Use join_c_conditions to join the
3872 conditions of a define_insn_and_split. Record a source location
3873 for the string after the "&&".
3874 (alter_test_for_insn): Use join_c_conditions.
3876 2005-03-04 Andrew Pinski <pinskia@physics.uc.edu>
3879 2005-03-03 James A. Morrison <phython@gcc.gnu.org>
3880 PR tree-optimization/15784
3881 * fold-const.c (fold): Fold ~A + 1 to -A. Fold -A - 1
3884 2005-03-04 Ben Elliston <bje@au.ibm.com>
3886 * gcc.c (option_map): Add --coverage.
3887 (LINK_COMMAND_SPEC): Pass -lgcov for `coverage'.
3888 (cc1_options): Pass -fprofile-arcs -ftest-coverage for `coverage'.
3889 * config/darwin.h: Pass -lgcov for `coverage'.
3890 * doc/invoke.texi (Debugging Options): Document --coverage.
3892 2005-03-04 Kazu Hirata <kazu@cs.umass.edu>
3894 * gcse.c (bypass_block): Use find_edge wherever possible.
3896 2005-03-03 Daniel Berlin <dberlin@dbrelin.org>
3900 * c-opts.c (c_common_parse_file): Call start_source_file
3901 and end_source_file at the approriate times.
3903 * dwarf2out.c (dwarf2out_finish): Don't auto-end
3904 the main file, it will be done for us now.
3906 2005-03-04 Kazu Hirata <kazu@cs.umass.edu>
3908 * fold-const.c (fold_ternary): New.
3909 (fold): Call fold_ternary on ternary expressions. Remove
3910 handling of ternary expressions.
3912 2005-03-03 James A. Morrison <phython@gcc.gnu.org>
3914 PR tree-optimization/15784
3915 * fold-const.c (fold): Fold ~A + 1 to -A. Fold -A - 1
3918 2005-03-03 David Edelsohn <edelsohn@gnu.org>
3920 * config/rs6000/predicates.md (branch_comparison_operator):
3921 Convert from C block to conditional format.
3923 2005-03-03 Jan Hubicka <jh@suse.cz>
3925 * tree-dfa.c (add_referenced_var): Don't walk initializer of external
3926 and non-constant public variables.
3928 2005-03-03 Kazu Hirata <kazu@cs.umass.edu>
3930 * tree-cfg.c (stmt_starts_bb_p): Clean up by replacing code
3933 * cfgexpand.c (construct_exit_block): Use EDGE_PRED instead of
3936 * tree-phinodes.c (remove_phi_node): Clean up by factoring out
3937 calls to release_ssa_name and release_phi_node.
3939 * fold-const.c (fold): Remove handling of unary expressions.
3941 * fold-const.c (fold_unary): Avoid directly using the original
3942 expression t as much as possible.
3944 2005-03-03 Roger Sayle <roger@eyesopen.com>
3945 Andrew Pinski <pinskia@physics.uc.edu>
3947 * jump.c (redirect_exp_1): If nlabel is a NULL pointer create a
3948 RETURN rtx, and not a LABEL_REF containing a NULL pointer.
3950 2005-03-03 Hans-Peter Nilsson <hp@axis.com>
3952 Describe special registers SRP and MOF as allocatable registers.
3953 * config/cris/cris.c (cris_md_asm_clobbers): New function.
3954 (TARGET_MD_ASM_CLOBBERS): Define to cris_md_asm_clobbers.
3955 (cris_conditional_register_usage): Enable CRIS_MOF_REGNUM if
3956 TARGET_HAS_MUL_INSNS.
3957 (cris_print_operand) <case 'd'>: New case.
3958 <case REG>: Allow CRIS_MOF_REGNUM and CRIS_SRP_REGNUM.
3959 * config/cris/cris.h (CRIS_PC_REGNUM, CRIS_SRP_REGNUM): Don't
3961 (FIRST_PSEUDO_REGISTER, FIXED_REGISTERS, CALL_USED_REGISTERS)
3962 (REG_ALLOC_ORDER): Update for MOF.
3963 (enum reg_class): New members MOF_REGS, GENERAL_REGS and
3965 (GENERAL_REGS): No longer a define of ALL_REGS.
3966 (REGNO_REG_CLASS, REG_CLASS_CONTENTS, REG_CLASS_NAMES)
3967 (PREFERRED_RELOAD_CLASS, REGISTER_NAMES, DBX_REGISTER_NUMBER):
3969 (CRIS_SPECIAL_REGS_CONTENTS): New macro.
3970 (REG_CLASS_FROM_LETTER): Allocate 'h' and 'x'.
3971 (SECONDARY_RELOAD_CLASS): Define.
3972 (STACK_POINTER_REGNUM): Define as CRIS_SP_REGNUM.
3973 (FRAME_POINTER_REGNUM): Define as CRIS_FP_REGNUM.
3974 (ARG_POINTER_REGNUM): Define as CRIS_AP_REGNUM.
3975 (STATIC_CHAIN_REGNUM): Define as CRIS_STATIC_CHAIN_REGNUM.
3976 (REGISTER_MOVE_COST): Define.
3977 (PIC_OFFSET_TABLE_REGNUM): Define in terms of CRIS_GOT_REGNUM.
3978 * config/cris/cris.md (CRIS_GOT_REGNUM, CRIS_STATIC_CHAIN_REGNUM)
3979 (CRIS_FP_REGNUM, CRIS_SP_REGNUM, CRIS_SRP_REGNUM, CRIS_AP_REGNUM)
3980 (CRIS_MOF_REGNUM): New define_constants.
3981 ("*movsi_internal", "movhi", "movqi", "movsf"): Add alternatives for
3983 ("reload_inhi", "reload_outhi", "reload_inqi", "reload_outqi"):
3985 ("umulhisi3", "umulqihi3", "mulsi3", "mulqihi3", "mulhisi3")
3986 ("mulsidi3", "umulsidi3", "smulsi3_highpart", "umulsi3_highpart"):
3987 Adjust for MOF being properly described as a register.
3988 (indir_to_reg_split): Name this split. Conditionalize on the
3989 destination register being a general register.
3990 (movei): Conditionalize on on operands 0 and 1 having the same
3993 2005-03-03 Alan Modra <amodra@bigpond.net.au>
3996 * config/rs6000/rs6000.c (rs6000_override_options): Don't allow
3997 -mcpu to override any other explicitly given flags.
3999 2005-03-02 J"orn Rennecke <joern.rennecke@st.com>
4001 * recog.c (verify_changes, confirm_change_group): New functions,
4002 broken out of apply_change_group.
4003 (apply_change_group): Use them.
4004 * recog.h (verify_change, confirm_change_group): Declare.
4005 * rtl.h (redirect_jump_2): Declare.
4006 * jump.c (redirect_exp, invert_exp): Delete.
4007 (invert_exp_1): Take second parameter. Return value. Changed caller.
4008 (redirect_jump_2): New function, broken out of redirect_jump.
4009 (redirect_jump): Use redirect_jump_1 and redirect_jump_2.
4010 (invert_jump): Use invert_jump_1 and redirect_jump_2.
4011 * ifcvt.c (dead_or_predicable): Use redirect_jump_2.
4013 2005-03-02 Geoffrey Keating <geoffk@apple.com>
4015 * varasm.c (named_section): Use xstrdup rather than doing it by
4018 * config/darwin8.h (LIB_SPEC): Switch -lmx and -lSystem.
4020 2005-03-02 Devang Patel <dpatel@apple.com>
4022 Undo PR tree-optimization/18815 fix.
4024 2005-03-02 Devang Patel <dpatel@apple.com>
4026 PR tree-optimization/18815
4027 * tree-if-conv.c (combine_blocks): Adjust loop header edges for
4028 loops with zero exit edges.
4030 2005-03-02 Kazu Hirata <kazu@cs.umass.edu>
4032 * cfg.c (connect_src, connect_dest, disconnect_src,
4033 disconnct_dest): New.
4034 (unchecked_make_edge, remove_edge, redirect_edge_succ,
4035 redirect_edge_pred): Use the new functions.
4037 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Call
4038 free_dominance_info only when needed.
4040 2005-03-02 David Edelsohn <edelsohn@gnu.org>
4043 * config/rs6000/predicates.md (reg_or_cint64_operand): Fix typo.
4044 (reg_or_sub_cint64_operand): Same.
4046 2005-03-02 Jeff Law <law@redhat.com>
4048 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Fix setting of
4049 CFG_ALTERED in the main DOM iteration loop.
4051 2005-03-02 Mark Mitchell <mark@codesourcery.com>
4054 * varasm.c (initializer_constant_valid_p): Allow conversions
4055 between OFFSET_TYPEs. Tidy.
4057 2005-03-02 Hans-Peter Nilsson <hp@axis.com>
4059 * config/cris/cris.md ("return"): Remove epilogue delay list
4062 2005-03-02 Daniel Jacobowitz <dan@codesourcery.com>
4064 * config/arm/linux-elf.h (ARM_FUNCTION_PROFILER): Do not use (PLT)
4066 * config/arm/netbsd-elf.h (ARM_FUNCTION_PROFILER): Likewise.
4068 2005-03-02 Kazu Hirata <kazu@cs.umass.edu>
4070 * cfgloop.h, cfgloopanal.c, cfgloopmanip.c, conflict.c,
4071 loop-init.c, loop-unroll.c, print-tree.c, reg-notes.def,
4072 config/m68k/m68k.c, config/mips/mips.h,
4073 config/rs6000/rs6000-protos.h, doc/contrib.texi,
4074 doc/include/gcc-common.texi: Update copyright.
4076 PR middle-end/18029 and PR middle-end/18030
4077 * expr.c (optimize_bitfield_assignment_op): Add a special case
4078 to handle BIT_IOR_EXPR and BIT_XOR_EXPR.
4080 * fold-const.c (fold_unary): New.
4081 (fold): Call fold_unary on unary expressions.
4083 2005-03-02 Richard Guenther <rguenth@gcc.gnu.org>
4085 * cgraph.h (struct cgraph_edge): Add prev_caller and
4087 (cgraph_node_remove_callees): Export.
4088 * cgraph.c (cgraph_create_edge): Initialize prev_caller
4090 (cgraph_edge_remove_callee): New function.
4091 (cgraph_edge_remove_caller): Likewise.
4092 (cgraph_remove_edge): Use.
4093 (cgraph_redirect_edge_callee): Likewise.
4094 (cgraph_node_remove_callees): New function.
4095 (cgraph_node_remove_callers): Likewise.
4096 (cgraph_remove_node): Use.
4097 * tree-optimize.c (tree_rest_of_compilation): Use
4098 cgraph_node_remove_callees instead of manual loop.
4099 * cgraphunit.c (cgraph_finalize_function): Likewise.
4100 (cgraph_expand_function): Likewise.
4101 (cgraph_remove_unreachable_nodes): Likewise.
4103 2005-03-02 Joseph S. Myers <joseph@codesourcery.com>
4106 * c-tree.h (undeclared_variable, build_external_ref): Add extra
4108 * c-decl.c (undeclared_variable): Take location as argument.
4109 * c-typeck.c (build_external_ref): Likewise.
4110 * c-parser.c (c_parser_postfix_expression): Pass location of
4111 identifier to build_external_ref.
4113 2005-03-01 David Edelsohn <edelsohn@gnu.org>
4115 * config/rs6000/rs6000.md (cceq splitter): Use operand mode, not
4116 CCEQ mode for branch_positive_comparison_operator test.
4117 * config/rs6000/predicates (branch_comparison_operator): Revert to
4119 (scc_comparison_operator): Same.
4120 (branch_positive_comparison_operator): Same.
4122 2005-03-01 Hans-Peter Nilsson <hp@axis.com>
4124 * config/cris/cris.c (cris_eligible_for_epilogue_delay)
4125 (cris_delay_slots_for_epilogue): Remove.
4126 (save_last): Move into cris_target_asm_function_epilogue.
4127 (cris_target_asm_function_epilogue): Remove tests for file being
4129 * config/cris/cris-protos.h (cris_eligible_for_epilogue_delay)
4130 (cris_delay_slots_for_epilogue): Remove prototypes.
4131 * config/cris/cris.h (DELAY_SLOTS_FOR_EPILOGUE)
4132 (ELIGIBLE_FOR_EPILOGUE_DELAY): Do not define.
4134 2005-03-01 David Edelsohn <edelsohn@gnu.org>
4136 * config/rs6000/predicates.md (branch_comparison_operator): Change
4137 to define_special_predicate.
4138 (scc_comparison_operator): Same.
4139 (branch_positive_comparison_operator): Same.
4141 2005-03-01 Daniel Berlin <dberlin@dberlin.org>
4143 * Makefile.in (tree-ssa-sink.o): New.
4144 (OBJS-common): Add tree-ssa-sink.o.
4145 * common.opt: Add -ftree-sink
4146 * opts.c (decode_options): flag_tree_sink is set at O1 or higher.
4147 * timevar.def (TV_TREE_SINK): new timevar.
4148 * tree-flow.h (is_hidden_global_store): Prototype.
4149 * tree-optimize.c (init_tree_optimization_passes): Add
4151 * tree-pass.h (pass_sink_code): New.
4152 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Move checking
4153 for non-obvious global store store to is_hidden_global_store, and
4154 call that new function.
4155 * tree-ssa-sink.c: New file.
4156 * doc/invoke.texi: Document -fdump-tree-sink and -ftree-sink.
4157 * doc/passes.texi: Document forward store motion.
4158 * testsuite/gcc.dg/tree-ssa/ssa-sink-1.c: New test
4159 * testsuite/gcc.dg/tree-ssa/ssa-sink-2.c: New test
4160 * testsuite/gcc.dg/tree-ssa/ssa-sink-3.c: New test
4161 * testsuite/gcc.dg/tree-ssa/ssa-sink-4.c: New test
4163 2005-03-01 Per Bothner <per@bothner.com>
4165 * diagnostic.c (diagnostic_build_prefix): If USE_MAPPED_LOCATION
4166 and we have a non-zero column-number, add it to the message.
4167 Also factor out the diagnostic_kind_text.
4169 2005-03-01 Zdenek Dvorak <dvorakz@suse.cz>
4171 * cfgloop.c (flow_loop_entry_edges_find, flow_loop_exit_edges_find,
4172 flow_loop_pre_header_scan, flow_loop_pre_header_find,
4173 flow_loop_scan): Removed.
4174 (flow_loop_dump): Do not dump removed fields.
4175 (flow_loop_free): Do not free removed fields.
4176 (flow_loops_find): Flags argument removed. Do not call flow_loop_scan.
4177 (loop_exit_edge_p): New function.
4178 * cfgloop.h (struct loop): Removed fields pre_header, pre_header_edges,
4179 num_pre_header_edges, entry_edges, num_entries, exit_edges,
4180 num_exits, exits_doms.
4181 (LOOP_TREE, LOOP_PRE_HEADER, LOOP_ENTRY_EDGES, LOOP_EXIT_EDGES,
4182 LOOP_EDGES, LOOP_ALL): Removed.
4183 (flow_loop_scan): Declaration removed.
4184 (loop_exit_edge_p, mark_loop_exit_edges): Declare.
4185 * cfgloopmanip.c (create_loop_notes): Do not pass flags to
4187 * ifcvt.c (mark_loop_exit_edges): Moved to cfgloopanal.c.
4188 (if_convert): Call flow_loops_find and flow_loops_free
4189 when calling mark_loop_exit_edges.
4190 * cfgloopanal.c (mark_loop_exit_edges): Moved from
4191 ifcvt.c. Removed the flow_loops_find, flow_loops_free and
4192 free_dominance_info calls.
4193 * loop-init.c (flow_loops_find): Ditto.
4194 * passes.c (rest_of_handle_branch_prob): Ditto.
4195 * lambda-code.c (perfect_nestify): Do not call flow_loops_find.
4196 * loop-unroll.c (analyze_insns_in_loop): Do not use
4198 * predict.c (predict_loops): Do not call flow_loop_scan.
4199 Use get_loop_exit_edges.
4200 (tree_estimate_probability): Do not pass flags to flow_loops_find.
4201 * tree-if-conv.c (bb_with_exit_edge_p): Take loop as argument.
4202 Do not use EDGE_LOOP_EXIT.
4203 (tree_if_convert_cond_expr, if_convertible_modify_expr_p): Pass loop
4204 to bb_with_exit_edge_p.
4205 (if_convertible_loop_p): Do not call flow_loop_scan. Use
4206 loop->single_exit. Do not use EDGE_LOOP_EXIT. Pass loop
4207 to bb_with_exit_edge_p.
4208 (combine_blocks): Pass loop to bb_with_exit_edge_p. Do not use
4210 * tree-loop-linear.c (linear_transform_loops): Do not call
4211 flow_loop_scan. Use loop->single_exit.
4212 * tree-vect-analyze.c (vect_analyze_operations): Use loop->single_exit.
4213 (vect_analyze_loop_form): Do not call flow_loop_scan.
4214 * tree-vect-transform.c (vect_update_ivs_after_vectorizer): Use
4216 (vect_do_peeling_for_loop_bound): Use loop_preheader_edge and
4218 * tree-vectorizer.c (slpeel_update_phis_for_duplicate_loop,
4219 slpeel_make_loop_iterate_ntimes, slpeel_can_duplicate_loop_p,
4220 slpeel_tree_duplicate_loop_to_edge_cfg,
4221 slpeel_verify_cfg_after_peeling, slpeel_tree_peel_loop_to_edge):
4222 Use loop_preheader_edge and loop->single_exit. Do not call
4225 2005-03-01 Nick Clifton <nickc@redhat.com>
4227 * config/arm/arm.c (thumb_find_work_register): Check all of the
4228 argument registers to see if they are free, and a couple of
4229 special cases where the last argument register but can be proved
4230 to be available during the function's prologue.
4231 (print_multi_reg, arm_compute_save_reg0_reg12_mask,
4232 output_return_instruction, emit_multi_reg_push, thumb_pushpop,
4233 thumb_unexpanded_epilogue): Use unsigned long as the type for the
4235 (thumb_compute_save_reg_mask): Likewise. Also use
4236 thumb_find_work_register() to ensure that there is agreement about
4237 which work register is going to be used in the prologue.
4238 (thumb_output_function_prologue): Use unsigned long as the type
4239 for the register bit-mask. Also delay pushing the link register if
4240 other high registers are going to be pushed.
4241 (thumb_compute_save_reg_mask, emit_multi_reg_push,
4242 print_multi-reg, number_of_first_bit_set, thumb_pushpop): Remove
4243 redundant prototypes.
4245 2005-02-28 John David Anglin <dave.anglin#nrc-cnrc.gc.ca>
4248 * pa.h (GO_IF_LEGITIMATE_ADDRESS): Allow allow hard registers during
4249 and after reload in REG+REG indexed addresses without REG_POINTER
4250 set in the base and not set in the index.
4252 2005-02-28 Kaz Kojima <kkojima@gcc.gnu.org>
4254 * config/sh/linux.h (MD_EXEC_PREFIX, MD_STARTFILE_PREFIX):
4255 Don't undefine here.
4256 (HANDLE_PRAGMA_PACK_PUSH_POP): Delete.
4257 (NO_IMPLICIT_EXTERN_C, CPLUSPLUS_CPP_SPEC): Likewise.
4258 (TARGET_OS_CPP_BUILTINS): Use LINUX_TARGET_OS_CPP_BUILTINS.
4259 (LIB_SPEC, LINK_EH_SPEC, STARTFILE_SPEC, ENDFILE_SPEC,
4260 LINK_GCC_C_SEQUENCE_SPEC, USE_LD_AS_NEEDED, TARGET_C99_FUNCTIONS):
4262 * config.gcc (sh*-*-linux*): Use config/linux.h.
4264 2005-02-28 Dale Johannesen <dalej@apple.com>
4265 Stan Shebs <shebs@apple.com>
4267 Rewrite of 64-bit Darwin structure-by-value pass/return.
4268 * config/rs6000/rs6000.h (CUMULATIVE_ARGS): New fields
4269 intoffset, use_stack, named.
4270 * config/rs6000/rs6000.c (rs6000_darwin64_function_arg): Remove.
4271 (rs6000_darwin64_record_arg_advance_flush): New.
4272 (rs6000_darwin64_record_arg_advance_recurse): New.
4273 (rs6000_darwin64_record_arg_flush): New.
4274 (rs6000_darwin64_record_arg_recurse): New.
4275 (rs6000_darwin64_record_arg): New.
4276 (rs6000_return_in_memory): Remove AGGREGATE_TYPE_P check.
4277 (function_arg_boundary): Handle 128-bit aligned structs.
4278 (function_arg_advance): Rewrite darwin64 struct handling.
4279 (function_arg): Call rs6000_darwin64_record_arg.
4280 (function_arg_partial_nregs): Handle darwin64 structs.
4281 (rs6000_darwin64_function_value): Remove.
4282 (rs6000_function_value): Call rs6000_darwin64_record_arg.
4284 2005-02-28 Roger Sayle <roger@eyesopen.com>
4286 PR tree-optimization/20216
4287 * tree-chrec.c (tree_fold_factorial): Delete.
4288 (tree_fold_binomial): Change argument list to take a return type
4289 and change the type of K to unsigned int. Rewrite to avoid explicit
4290 evaluation of factorials, and (recursively) calling fold to perform
4291 compile-time arithmetic. Return NULL on (internal) overflow.
4292 (chrec_evaluate): Change type of K to an unsigned int. Avoid
4293 calling tree_fold_binomial unnecessarily. Return chrec_dont_know
4294 if any intermediate calculation overflows.
4295 (chrec_apply): Update call to chrec_evaluate.
4297 2005-02-28 James E Wilson <wilson@specifixinc.com>
4299 * config/mips/mips.h (NO_PROFILE_COUNTERS): Define.
4301 2005-02-28 Joseph S. Myers <joseph@codesourcery.com>
4304 * c-parser.c (c_parser_compound_statement): Return error_mark_node
4305 instead of NULL_TREE on error.
4307 2005-02-28 David Edelsohn <edelsohn@gnu.org>
4309 * config/rs6000/rs6000.c (EASY_VECTOR_15): Remove.
4310 (EASY_VECTOR_15_ADD_SELF): Remove.
4311 (num_insns_constant_wide): Not static.
4312 (validate_condition_mode): Not static.
4313 (toc_relative_expr_p): Not static.
4314 (legitimate_indirect_address_p): Not static.
4315 (macho_lo_sum_memory_operand): Not static.
4316 (invalid_e500_subreg): Not static.
4317 (easy_vector_same): Not static.
4318 (easy_vector_splat_const): Not static.
4319 (RS6000_SYMBOL_REF_TLS_P): Remove.
4320 (any_operand): Delete.
4321 (any_parallel_operand): Delete.
4322 (count_register_operand): Delete.
4323 (altivec_register_operand): Delete.
4324 (xer_operand): Delete.
4325 (s8bit_cint_operand): Delete.
4326 (short_cint_operand): Delete.
4327 (u_short_cint_operand): Delete.
4328 (non_short_cint_operand): Delete.
4329 (exact_log2_cint_operand): Delete.
4330 (gpc_reg_operand): Delete.
4331 (cc_reg_operand): Delete.
4332 (cc_reg_not_cr0_operand): Delete.
4333 (reg_or_short_operand): Delete.
4334 (reg_or_neg_short_operand): Delete.
4335 (reg_or_aligned_short_operand): Delete.
4336 (reg_or_u_short_operand): Delete.
4337 (reg_or_cint_operand): Delete.
4338 (reg_or_arith_cint_operand): Delete.
4339 (reg_or_add_cint64_operand): Delete.
4340 (reg_or_sub_cint64_operand): Delete.
4341 (reg_or_logical_cint_operand): Delete.
4342 (got_operand): Delete.
4343 (got_no_const_operand): Delete.
4344 (easy_fp_constant): Delete.
4345 (easy_vector_constant): Delete.
4346 (easy_vector_constant_add_self): Delete.
4347 (zero_constant): Delete.
4348 (zero_fp_constant): Delete.
4349 (volatile_mem_operand): Delete.
4350 (offsettable_mem_operand): Delete.
4351 (mem_or_easy_const_operand): Delete.
4352 (add_operand): Delete.
4353 (non_add_cint_operand): Delete.
4354 (logical_operand): Delete.
4355 (non_logical_cint_operand): Delete.
4356 (mask_operand): Delete.
4357 (mask_operand_wrap): Delete.
4358 (mask64_operand): Delete.
4359 (mask64_2_operand): Delete.
4360 (and64_operand): Delete.
4361 (and64_2_operand): Delete.
4362 (and_operand): Delete.
4363 (reg_or_mem_operand): Delete.
4364 (lwa_operand): Delete.
4365 (symbol_ref_operand): Delete.
4366 (call_operand): Delete.
4367 (current_file_function_operand): Delete.
4368 (input_operand): Delete.
4369 (rs6000_nonimmediate_operand): Delete.
4370 (rs6000_tls_symbol_ref): Delete.
4371 (save_world_operation): Delete.
4372 (restore_world_operation): Delete.
4373 (load_multiple_operation): Delete.
4374 (store_multiple_operation): Delete.
4375 (vrsave_operation): Delete.
4376 (mfcr_operation): Delete.
4377 (mtcrf_operation): Delete.
4378 (lmw_operation): Delete.
4379 (stmw_operation): Delete.
4380 (branch_comparison_operator): Delete.
4381 (branch_positive_comparison_operator): Delete.
4382 (scc_comparison_operator): Delete.
4383 (trap_comparison_operator): Delete.
4384 (boolean_operator): Delete.
4385 (boolean_or_operator): Delete.
4386 (min_max_operator): Delete.
4387 * config/rs6000/rs6000.h (RS6000_SYMBOL_REF_TLS_P): Move to here.
4388 (EASY_VECTOR_15): Moved to here.
4389 (EASY_VECTOR_15_ADD_SELF): Move to here.
4390 (PREDICATE_CODES): Delete.
4391 * config/rs6000/rs6000-protos.h: Delete predicate functions.
4392 Declare functions no longer static.
4393 * config/rs6000/predicates.md: New.
4394 * config/rs6000/rs6000.md: Include predicates.md
4396 2005-02-28 Kazu Hirata <kazu@cs.umass.edu>
4398 * calls.c (emit_call_1): Don't use REG_ALWAYS_RETURN.
4399 (emit_library_call_value_1): Don't use LCT_ALWAYS_RETURN and
4401 * cfgrtl.c (need_fake_edge_p): Likewise.
4402 * combine.c (distribute_notes): Likewise.
4403 * emit-rtl.c (try_split): Likewise.
4404 * recog.c (peephole2_opimize): Likewise.
4405 * reg-notes.def (ALWAYS_RETURN): Remove.
4406 * rtl.h (LCT_ALWAYS_RETURN): Remove.
4407 * tree-cfg.c (need_fake_edge_p): Don't use ECF_ALWAYS_RETURN.
4408 * tree.h (ECF_ALWAYS_RETURN): Remove.
4410 2005-02-28 Roger Sayle <roger@eyesopen.com>
4413 * tree-ssa.c (tree_ssa_useless_type_conversion_1): A conversion
4414 between different machine modes is never a "useless" conversion.
4416 2005-02-28 Geert Bosch <bosch@gnat.com>
4419 * doc/contrib.texi: List contributors for Ada front end
4421 2005-02-28 Paolo Bonzini <bonzini@gnu.org>
4423 * simplify-rtx.c (simplify_unary_operation_1,
4424 simplify_const_unary_operation): New, extracted from...
4425 (simplify_unary_operation): ... this one.
4426 (simplify_binary_operation_1,
4427 simplify_const_binary_operation): New, extracted from...
4428 (simplify_binary_operation): ... this one.
4429 * rtl.h (simplify_const_unary_operation,
4430 simplify_const_binary_operation): Add prototypes.
4432 2005-02-28 Julian Brown <julian@codesourcery.com>
4434 * config/elfos.h: Revert my patch from 2005-02-25 since it broke
4435 building libjava and caused PR regression/20228.
4437 2005-02-28 Paolo Bonzini <bonzini@gnu.org>
4440 * Makefile.in (host_subdir): New.
4441 (build_objdir): New. Replace ../$(build_subdir) with it throughout.
4442 * configure: Regenerate.
4444 2005-02-27 Zack Weinberg <zack@codesourcery.com>
4446 * config/alpha/t-osf4, config/arm/t-netbsd, config/ia64/t-hpux
4447 * config/pa/t-hpux-shlib (SHLIB_INSTALL): Create the
4448 installation directory first.
4450 2005-02-28 Hans-Peter Nilsson <hp@axis.com>
4453 * config/cris/cris.h (EXTRA_CONSTRAINT_Q): Accept only (mem (reg)),
4454 not including (reg). Do not check for reg being CRIS_PC_REGNUM.
4455 (EXTRA_MEMORY_CONSTRAINT): Define as 'Q'.
4456 * config/cris/cris.md: Tweak comments referring to Q.
4457 ("cmpsi", "cmphi", "cmpqi", "*movsi_internal", "movhi")
4458 ("movstricthi", "movqi", "movstrictqi", "movsf", "addsi3")
4459 ("addhi3", "addqi3", "subsi3", "subhi3", "subqi3")
4460 ("*expanded_andsi", "*expanded_andhi", "*andhi_lowpart", "andqi3")
4461 ("*andqi_lowpart", "iorsi3", "iorhi3", "iorqi3", "uminsi3"):
4462 Insert spaces in constraints to align alternatives vertically for
4464 ("cmphi"): Ditto. Add separate alternative for operand 0 "r",
4467 2005-02-27 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4469 PR rtl-optimization/17728
4470 * pa.md (mulsi3, divsi3, udivsi3, modsi3): Change predicate for
4471 operand 0 from general_operand to move_dest_operand.
4473 2005-02-26 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4475 * pa/elf.h, pa/som.h (ASM_OUTPUT_EXTERNAL): Use assemble_name_raw
4476 instead of trying to save and restore TREE_SYMBOL_REFERENCED.
4477 * pa/pa64-hpux.h (ASM_OUTPUT_TYPE_DIRECTIVE): Define.
4478 (ASM_OUTPUT_EXTERNAL): Don't save and restore TREE_SYMBOL_REFERENCED.
4480 2005-02-26 Nathanael Nerode <neroden@gcc.gnu.org>
4482 * configure.ac: Rename cc_for_cross_gnattools to host_cc_for_libada.
4483 * configure: Regenerate.
4484 * libada-mk.in: Remove CC; rename
4485 cc_for_cross_gnattools / cc_set_by_configure to host_cc_for_libada.
4487 2005-02-26 Andrew Pinski <pinskia@physics.uc.edu>
4490 * tree-ssa-alias.c (count_uses_and_derefs): If we have TREE_LIST
4491 for the lhs, also walk over the tree. Likewise for rhs.
4493 2005-02-26 Zdenek Dvorak <dvorakz@suse.cz>
4495 * tree-ssa-dom.c (simple_iv_increment_p): New function.
4496 (simplify_rhs_and_lookup_avail_expr, eliminate_redundant_computations):
4497 Do not propagate value of iv before increment over the increment.
4499 2005-02-25 Joseph S. Myers <joseph@codesourcery.com>
4501 * c-parser.c: New file.
4502 * c-parse.in: Remove.
4503 * Makefile.in (c-parse.o-warn, c-parse.o, c-parse.c, c-parse.y):
4505 (c-parser.o): Add dependencies.
4506 (C_AND_OBJC_OBJC, C_OBJS, gcc.srcextra, GTFILES, distclean,
4507 maintainer-clean, TAGS): Update.
4508 * c-config-lang.in (gtfiles): Update.
4509 * gengtype-lex.l: Don't handle "@@".
4510 * stub-objc.c (objc_get_class_ivars, objc_build_throw_stmt,
4511 objc_build_synchronized, objc_begin_try_stmt,
4512 objc_begin_catch_clause, objc_finish_catch_clause,
4513 objc_build_finally_clause, objc_finish_try_stmt): New.
4514 * c-tree.h (struct c_declspecs): Add declspecs_seen_p and
4516 (c_parse_init): Update comment.
4517 * c-decl.c (c_init_decl_processing): Update comment.
4518 (build_null_declspecs, declspecs_add_qual, declspecs_add_type,
4519 declspecs_add_scspec, declspecs_add_attrs): Initialize and update
4520 new c_declspecs members.
4522 2005-02-25 Julian Brown <julian@codesourcery.com>
4524 * config/elfos.h (MAKE_DECL_ONE_ONLY): Redefined to stop DECL_WEAK
4525 from being used for symbols with vague linkage when
4526 HAVE_GAS_COMDAT_GROUP is true.
4528 2005-02-25 Mark Mitchell <mark@codesourcery.com>
4530 * doc/include/gcc-common.texi (version-GCC): Update to 4.1.
4532 2005-02-25 Steve Ellcey <sje@cup.hp.com>
4535 * doc/tm.texi (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Document.
4536 (LIBGCC2_HAS_DF_MODE): New.
4537 (LIBGCC2_HAS_XF_MODE): New.
4538 (LIBGCC2_HAS_TF_MODE): New.
4539 * libgcc2.h (LIBGCC2_HAS_XF_MODE): New name for HAVE_XFMODE.
4540 (LIBGCC2_HAS_TF_MODE): New name for HAVE_TFMODE.
4541 * libgcc2.c (LIBGCC2_HAS_XF_MODE): New name for HAVE_XFMODE.
4542 (LIBGCC2_HAS_TF_MODE): New name for HAVE_TFMODE.
4543 (LIBGCC2_HAS_DF_MODE): New name for HAVE_DFMODE.
4544 * config/ia64/t-ia64 (LIB1ASMFUNCS): Remove __compat
4545 and add _fixtfdi, _fixunstfdi, _floatditf
4546 * lib1funcs.asm: Remove L__compat. Add L_fixtfdi,
4547 L_fixunstfdi, L_floatditf.
4548 * config/ia64/hpux.h (LIBGCC2_HAS_XF_MODE): Define.
4549 (LIBGCC2_HAS_TF_MODE): Define.
4551 2005-02-25 Diego Novillo <dnovillo@redhat.com>
4553 PR tree-optimization/20204
4554 * tree-into-ssa.c (insert_phi_nodes_for): Do not use
4555 REWRITE_THIS_STMT markers on PHI nodes.
4556 (rewrite_initialize_block): Likewise.
4558 2005-02-25 Mark Mitchell <mark@codesourcery.com>
4560 * version.c (version_string): Update to 4.1.
4562 2005-02-25 Paolo Carlini <pcarlini@suse.de>
4564 * doc/extend.texi (5.24 Declaring Attributes of Functions)<noreturn>:
4565 Clarify that the alternative way doesn't work in GNU C++.
4567 2005-02-25 Zdenek Dvorak <dvorakz@suse.cz>
4569 PR tree-optimization/19937
4570 * tree-ssa-loop-ivopts.c (rewrite_use_compare): Cast the final value
4571 to the type of the induction variable.
4573 2005-02-25 Kaz Kojima <kkojima@gcc.gnu.org>
4575 PR rtl-optimization/20117
4576 * bb-reorder.c (duplicate_computed_gotos): Don't duplicate
4577 the block including noncopyable insn.
4579 2005-02-24 Kazu Hirata <kazu@cs.umass.edu>
4581 * cse.c (delete_trivially_dead_insns): Speed up by minimizing
4582 calls to find_reg_note.
4584 2005-02-24 Richard Henderson <rth@redhat.com>
4587 * tree-sra.c (instantiate_element): Copy TREE_THIS_VOLATILE from
4590 2005-02-24 Fariborz Jahanian <fjahanian@apple.com>
4592 * config/rs6000/rs6000.c (rs6000_legitimize_reload_address): Check for
4593 vector types if to use base reg for misaligned non-word ld/std.
4595 2005-02-24 Hans-Peter Nilsson <hp@axis.com>
4598 * config/cris/cris.c (cris_target_asm_function_prologue): Create
4599 dwarf2 label manually and put it after, not before the prologue.
4601 2005-02-24 David Edelsohn <edelsohn@gnu.org>
4604 * reload.c (operands_match_p): Only increment register number for
4605 SCALAR_INT_MODE_P modes in multiple hard registers.
4607 * config/rs6000/rs6000.md (trunctfdf2): Remove register constraints.
4610 2005-02-24 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
4612 * ChangeLog.5: Fix log message typo(s).
4613 * ChangeLog.7: Likewise.
4614 * ChangeLog.tree-ssa: Likewise.
4615 * cfgexpand.c: Fix comment typo(s).
4616 * conflict.c: Likewise.
4617 * defaults.h: Likewise.
4618 * dwarf2out.c: Likewise.
4620 * ggc-page.c: Likewise.
4621 * tree-eh.c: Likewise.
4622 * tree-ssa-dom.c: Likewise.
4624 2005-02-24 Jakub Jelinek <jakub@redhat.com>
4627 * mklibgcc.in: Pass -DSHARED when compiling all *_s${objext} objects.
4628 * config/rs6000/darwin-ldouble.c: Only use the .symver directives
4629 if SHARED is defined.
4632 * config/rs6000/rs6000.md (LTU, GTU sCC splitters): Add earlyclobber,
4633 allow splitting only if operands 0 and 3 don't overlap.
4635 2005-02-24 Richard Henderson <rth@redhat.com>
4638 * builtins.c (fold_builtin_complex_mul, fold_builtin_complex_div): New.
4639 (fold_builtin_1): Call them.
4640 * fold-const.c (fold_complex_mult_parts): Split out from ...
4641 (fold_complex_mult): ... here. Fix typo in both imaginary case.
4642 (fold_complex_div_parts, fold_complex_div): New.
4644 * tree.h (fold_complex_mult_parts, fold_complex_div_parts): Declare.
4646 2005-02-24 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
4648 * tree-ssa-ccp.c (visit_assignment): Verify that result of
4649 VIEW_CONVERT_EXPR is_gimple_min_invariant.
4651 * print-tree.c (print_node_brief): Print LABEL_DECL_UID.
4652 (print_node): Likewise.
4653 Print TYPE_SIZES_GIMPLIFIED.
4655 2005-02-24 Hans-Peter Nilsson <hp@axis.com>
4657 * config/cris/cris.md ("umulhisi3", "umulqihi3", "mulsi3")
4658 ("mulqihi3", "mulhisi3", "mulsidi3", "umulsidi3"): Mark input
4659 operands as commutative in constraints.
4661 2005-02-24 Diego Novillo <dnovillo@redhat.com>
4663 * tree-into-ssa.c: Re-organize internal functions.
4665 2005-02-24 Richard Henderson <rth@redhat.com>
4668 * c-opts.c (c_common_post_options): Set flag_complex_method to 2
4670 * common.opt (fcx-limited-range): New.
4671 * opts.c (set_fast_math_flags): Set flag_cx_limited_range.
4672 * toplev.c (flag_complex_method): Initialize to 1.
4673 (process_options): Set flag_complex_method to 0 if
4674 flag_cx_limited_range.
4675 * doc/invoke.texi (-fcx-limited-range): New.
4677 2005-02-24 Kazu Hirata <kazu@cs.umass.edu>
4679 * cse.c (delete_trivially_dead_insns): Speed up by using
4680 NEXT_INSN and PREV_INSN directly instead of next_real_insn and
4683 2005-02-24 Andrea Tarani <andrea.tarani@gilbarco.com>
4685 * config/m68k/m68k.c (m68k_save_reg): Also save A5 for non-leaf
4686 functions when -mid-shared-library is being used.
4688 2005-02-23 Daniel Jacobowitz <dan@codesourcery.com>
4690 * doc/tm.texi (LINK_LIBGCC_SPECIAL): Remove.
4691 (LINK_LIBGCC_SPECIAL_1): Don't mention it.
4692 * gcc.c: Don't check for LINK_LIBGCC_SPECIAL.
4693 * system.h: Poison LINK_LIBGCC_SPECIAL.
4695 2005-02-23 James E Wilson <wilson@specifixinc.com>
4697 * gengtype.c (note_insn_name): Make 1 element larger.
4699 2005-02-23 Roger Sayle <roger@eyesopen.com>
4702 PR rtl-optimization/20097
4703 * simplify-rtx.c (simplify_relational_operation_1): Avoid creating
4704 BImode SUBREGs of SImode registers which confuse the ia64 backend.
4706 2005-02-23 David Edelsohn <edelsohn@gnu.org>
4708 * t-aix43 (SHLIB_INSTALL): Create directory for shared library.
4709 * t-aix52 (SHLIB_INSTALL): Same.
4711 2005-02-23 Kazu Hirata <kazu@cs.umass.edu>
4713 * genpreds.c: Update copyright.
4715 2005-02-23 Michael Beach <michaelb@ieee.org>
4718 * config/sparc/t-elf (startup files): Assemble with CPP.
4720 2005-02-23 Paolo Bonzini <bonzini@gnu.org>
4722 * genpreds.c (mark_mode_tests): Handle non-VOIDmode match_operands.
4723 (write_predicate_expr): Likewise.
4725 2005-02-22 Diego Novillo <dnovillo@redhat.com>
4727 PR tree-optimization/20100
4728 PR tree-optimization/20115
4729 * tree-optimize.c (init_tree_optimization_passes): Remove
4730 pass_maybe_create_global_var.
4731 * tree-pass.h (pass_maybe_create_global_var): Remove.
4732 * tree-ssa-alias.c (aliases_computed_p): Declare.
4733 (struct alias_info): Add field NUM_PURE_CONST_CALLS_FOUND.
4734 (count_calls_and_maybe_create_global_var): Remove.
4735 (pass_maybe_create_global_var): Remove.
4736 (init_alias_info): Do not declare aliases_computed_p.
4737 (maybe_create_global_var): If the function contains no
4738 call-clobbered variables and a mix of pure/const and regular
4739 function calls, create .GLOBAL_VAR.
4740 Mark all call-clobbered variables for renaming.
4741 (merge_pointed_to_info): Update comment.
4742 (add_pointed_to_var): Likewise.
4743 (is_escape_site): Likewise.
4744 Accept struct alias_info * instead of size_t *.
4746 Update AI->NUM_CALLS_FOUND and AI->NUM_PURE_CONST_CALLS_FOUND
4748 * tree-ssa-operands.c (get_call_expr_operands): If
4749 ALIASES_COMPUTED_P is false, do not add call-clobbering
4751 * tree-ssa.c (init_tree_ssa): Set ALIASES_COMPUTED_P to false.
4752 (delete_tree_ssa): Likewise.
4754 2005-02-22 James E Wilson <wilson@specifixinc.com>
4756 * toplev.c (backend_init): Don't call init_adjust_machine_modes here.
4757 (do_compile): Do call it here.
4759 2005-02-22 Kazu Hirata <kazu@cs.umass.edu>
4761 PR rtl-optimization/20017.
4762 * passes.c (rest_of_handle_combine, rest_of_handle_cse,
4763 rest_of_handle_cse2, rest_of_handle_gcse): Call
4764 delete_dead_jumptables immediately before calling cleanup_cfg.
4766 2005-02-22 Devang Patel <dpatel@apple.com>
4769 * tree-if-conv.c (process_phi_nodes): Use bsi_after_labels and skip
4772 2005-02-22 David Edelsohn <edelsohn@gnu.org>
4774 * config/rs6000/aix.h (WINT_TYPE): Define.
4776 2005-02-22 Stan Shebs <shebs@apple.com>
4778 * config/rs6000/rs6000.c (rs6000_override_options): Default to
4779 natural alignment for 64-bit Darwin.
4780 (rs6000_parse_alignment_option): Warn about uses of -malign-power
4782 * doc/invoke.texi: Document this.
4784 2005-02-22 DJ Delorie <dj@redhat.com>
4786 * c-common.c (c_common_type_for_mode): Pass the mode's precision
4787 to make_[un]signed_type, not the mode itself.
4789 2005-02-22 Kazu Hirata <kazu@cs.umass.edu>
4791 * cfg.c (cached_make_edge): Call make_edge if edge cache is
4792 not available. Use tail calls wherever possible.
4793 (make_edge): Call unchecked_make_edge to create an edge.
4795 * tree-outof-ssa.c (SSANORM_USE_COALESCE_LIST): Remove.
4796 (coalesce_ssa_name): Don't check for
4797 SSANORM_USE_COALESCE_LIST.
4798 (rewrite_out_of_ssa): Don't use SSANORM_USE_COALESCE_LIST.
4800 2005-02-22 Diego Novillo <dnovillo@redhat.com>
4802 * tree-into-ssa.c (rewrite_blocks): Move debug dumps from ...
4803 (rewrite_into_ssa): ... here.
4805 2005-02-21 Alexandre Oliva <aoliva@redhat.com>
4807 PR tree-optimization/19786
4808 * tree-ssa-alias.c (compute_flow_insensitive_aliasing): Add one
4809 tag to another's may-alias bitmap when adding to the other's list.
4811 2005-02-21 DJ Delorie <dj@redhat.com>
4813 * tree-ssa-loop-ivopts.c (computation_cost): Start register
4814 numbering at LAST_VIRTUAL_REGISTER+1 to avoid possibly using hard
4815 registers in unsupported ways.
4816 * expmed.c (init_expmed): Likewise.
4818 2005-02-21 Stan Cox <scox@redhat.com>
4820 * config/iq2000/iq2000.h (DWARF_FRAME_RETURN_COLUMN): Change to 31.
4822 2005-02-21 Kazu Hirata <kazu@cs.umass.edu>
4824 * tree-cfg.c (fold_cond_expr_cond): New.
4825 (make_edges): Call fold_cond_expr_cond.
4826 (find_taken_edge): Accept nothing but INTEGER_CST.
4827 (find_taken_edge_cond_expr): Reject INTEGER_CST other than 0
4829 (find_taken_edge_switch_expr): Remove a check for INTEGER_CST.
4831 * flow.c (delete_dead_jumptables): Speed up by scanning insns
4832 that do not belong to any basic block.
4834 2005-02-21 Jeff Law <law@redhat.com>
4836 * cfganal.c (find_unreachable_blocks): Manually CSE load of
4839 2005-02-21 Kazu Hirata <kazu@cs.umass.edu>
4841 * tree-outof-ssa.c (SSANORM_REMOVE_ALL_PHIS): Remove.
4842 (SSANORM_COALESCE_PARTITIONS, SSANORM_USE_COALESCE_LIST):
4843 Adjust their definitions.
4844 (remove_ssa_form): Don't check for SSANORM_REMOVE_ALL_PHIS.
4845 (rewrite_out_of_ssa): Don't use SSANORM_REMOVE_ALL_PHIS.
4847 * c-objc-common.h, c-pretty-print.c, cgraphunit.c, except.c,
4848 genautomata.c, langhooks.c, langhooks.h, system.h,
4849 config/arm/lib1funcs.asm: Update copyright.
4851 2005-02-21 Ulrich Weigand <uweigand@de.ibm.com>
4853 * dbxout.c (dbxout_function_end): Emit Lscope label always.
4855 2005-02-21 Richard Guenther <rguenth@gcc.gnu.org>
4858 * doc/install.texi: Document --with-gc.
4860 2005-02-21 Paolo Bonzini <bonzini@gnu.org>
4862 * simplify-rtx.c (simplify_unary_operation): Add a missing
4865 2005-02-21 Eric Botcazou <ebotcazou@libertysurf.fr>
4867 PR tree-optimization/18663
4868 * tree-ssa-dom.c (extract_range_from_cond): Return 0
4869 if the type has variable bounds.
4871 2005-02-20 Kazu Hirata <kazu@cs.umass.edu>
4873 * gcse.c: Remove an obsolete comment.
4875 * cse.c (init_cse_reg_info): Use xmalloc instead of xrealloc.
4877 2005-02-20 Hans-Peter Nilsson <hp@axis.com>
4879 * doc/extend.texi (Function Attributes) <Attribute const>: The
4880 attribute "pure" is below this text, not above.
4882 2005-02-20 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4884 * pa.c (pa_assemble_integer, get_plabel): Small cleanups.
4885 (pa_asm_output_mi_thunk): Use asm_output_insn instead of fprintf.
4886 * som.h (ASM_OUTPUT_EXTERNAL_LIBCALL): Small cleanup.
4888 2005-02-20 Zack Weinberg <zack@codesourcery.com>
4891 * langhooks.h (struct lang_hooks): Add to_target_charset.
4892 * langhooks.c (lhd_to_target_charset): New function.
4893 * langhooks-def.h: Declare lhd_to_target_charset.
4894 (LANG_HOOKS_TO_TARGET_CHARSET): New macro.
4895 (LANG_HOOKS_INITIALIZER): Update.
4896 * c-common.c (c_common_to_target_charset): New function.
4897 * c-common.h: Declare it.
4898 * c-objc-common.h (LANG_HOOKS_TO_TARGET_CHARSET): Set to
4899 c_common_to_target_charset.
4901 * defaults.c (TARGET_BELL, TARGET_BS, TARGET_CR, TARGET_DIGIT0)
4902 (TARGET_ESC, TARGET_FF, TARGET_NEWLINE, TARGET_TAB, TARGET_VT):
4904 * system.h: Poison them.
4905 * doc/tm.texi: Don't discuss them.
4906 * builtins.c (fold_builtin_isdigit): Use lang_hooks.to_target_charset.
4907 * c-pretty-print.c (pp_c_integer_constant): Don't use pp_c_char.
4908 (pp_c_char): Do not attempt to generate letter escapes for
4910 * config/arm/arm.c (output_ascii_pseudo_op): Likewise.
4911 * config/mips/mips.c (mips_output_ascii): Likewise.
4913 2005-02-20 Dorit Naishlos <dorit@il.ibm.com>
4915 PR tree-optimization/19951
4916 * tree-vect-analyze.c (vect_analyze_loop_form): Check if loop exit edge
4919 2005-02-19 Steven Bosscher <stevenb@suse.de>
4922 * function.h (struct function): New field `max_loop_depth'.
4923 * cfgloop.c (establish_preds): Update maximum loop depth seen so far.
4924 (flow_loops_find): Reset the max loop depth count before finding loops.
4925 * flow.c (MAX_LIVENESS_ROUNDS): New constant.
4926 (update_life_info_in_dirty_blocks): Remove 2002-05-28 workaround.
4927 (calculate_global_regs_live): Make sure the loop will terminate
4928 when the initial sets are not empty.
4930 2005-02-19 Zack Weinberg <zack@codesourcery.com>
4932 * mklibgcc.in: If libgcc_eh.a would be empty, put a dummy
4934 * config/ia64/hpux.h: Don't define LIBGCC_SPEC.
4936 2005-02-19 Richard Sandiford <rsandifo@redhat.com>
4939 * doc/invoke.texi: Remove documentation of %M spec.
4941 (init_spec): Remove %M suffix from -lgcc_s.
4942 (do_spec_1): Remove 'M' case.
4943 * mklibgcc.in: Remove SHLIB_MULTILIB handling. Expect SHLIB_LINK
4944 to put shared libraries in the multilib directory. Remove the
4945 shlib_so_soname substitution variable. Don't add a multilib encoding
4946 to shlib_base_name. Set shlib_slibdir_qual to the full pathname
4947 reported by -print-multi-os-directory. Pass @multilib_dir@ to
4948 SHLIB_INSTALL as well as SHLIB_LINK.
4949 * config/t-slibgcc-elf-ver (SHLIB_SONAME): Use @shlib_base_name@.
4950 (SHLIB_NAME): Delete.
4951 (SHLIB_DIR): New macro.
4952 (SHLIB_LINK): Put $(SHLIB_SONAME) and $(SHLIB_SOLINK) in $(SHLIB_DIR).
4953 (SHLIB_INSTALL): Adjust accordingly.
4954 * config/t-slibgcc-darwin: As for t-slibgcc-elf-ver.
4955 * config/t-slibgcc-sld: Likewise.
4956 * config/t-libunwind-elf (SHLIBUNWIND_NAME): Delete.
4957 (SHLIBUNWIND_SONAME): Use @shlib_base_name@.
4958 (SHLIBUNWIND_LINK): Put $(SHLIBUNWIND_SONAME) and $(SHLIB_SOLINK)
4960 (SHLIBUNWIND_INSTALL): Adjust accordingly.
4961 * config/i386/t-nwld (SHLIB_SONAME): Delete.
4962 (SHLIB_LINK, SHLIB_INSTALL): Use SHLIB_NAME instead of SHLIB_SONAME.
4963 Use @shlib_base_name@ instead of @shlib_so_name@.
4964 * config/ia64/t-hpux (SHLIB_LINK): Put @shlib_base_name@.so.0
4965 and @shlib_base_name@.so in @multilib_dir@.
4966 (SHLIB_INSTALL): Adjust accordingly. Add @shlib_slibdir_qual@
4967 to the install path.
4968 * config/mips/t-slibgcc-irix: As for t-slibgcc-elf-ver.
4969 (SHLIB_LINK): Remove previous workaround.
4970 * config/pa/t-hpux-shlib (SHLIB_DIR, SHLIB_SLIBDIR_QUAL): New macros.
4971 (SHLIB_LINK): Put $(SHLIB_SONAME) and $(SHLIB_NAME) in $(SHLIB_DIR).
4972 (SHLIB_INSTALL): Adjust accordingly. Add $(SHLIB_SLIBDIR_QUAL) to
4974 * config/rs6000/t-aix43 (SHLIB_LINK): Put @shlib_base_name@.a in
4975 @multilib_dir@. Use @multilib_dir@ to check for threading libraries.
4976 (SHLIB_INSTALL): Adjust accordingly.
4977 (SHLIB_LIBS): Use @multilib_dir@ to check for threading libraries.
4978 * config/rs6000/t-aix52: As for config/rs6000/t-aix43.
4979 * config/sh/t-linux (SHLIB_LINK, SHLIB_INSTALL): As for
4980 config/t-slibgcc-elf-ver.
4982 2005-02-19 Zdenek Dvorak <dvorakz@suse.cz>
4983 Jakub Jelinek <jakub@redhat.com>
4985 PR tree-optimization/19828
4986 * tree-ssa-loop-im.c: Add a TODO comment.
4987 (movement_possibility): Return MOVE_PRESERVE_EXECUTION for calls
4988 without side-effects.
4990 2005-02-18 James A. Morrison <phython@gcc.gnu.org>
4992 * tree-ssa-ccp.c (widen_bitfield): Pass type to build_int_cst and don't
4995 2005-02-18 James E. Wilson <wilson@specifixinc.com>
4997 * doc/invoke.texi (IA-64 Options): Delete -mb-step.
4998 * config/ia64/ia64.c (last_group, group_idx): Delete variables.
4999 (errata_find_address_regs, errata_emit_nops, fixup_errata): Delete
5001 (ia64_reorg): Delete fixup_errata call.
5002 * config/ia64/ia64.h (MASK_B_STEP, TARGET_B_STEP): Delete.
5003 (TARGET_SWITCHES): Delete -mb-step entry.
5005 2005-02-19 Jakub Jelinek <jakub@redhat.com>
5008 * c-typeck.c (composite_type): Handle quals in transparent unions.
5009 (type_lists_compatible_p): Likewise.
5011 2005-02-18 Stan Shebs <shebs@apple.com>
5013 * config/darwin.c (machopic_select_rtx_section): Don't put relocatable
5014 expressions in the .literal8 section.
5016 2005-02-18 Geoffrey Keating <geoffk@apple.com>
5018 * config/rs6000/darwin-tramp.asm: Remove stray 'APPLE LOCAL' marker.
5020 2005-02-18 Roger Sayle <roger@eyesopen.com>
5022 * fold-const.c (constant_boolean_node): Always create values of the
5023 specified type, don't bother calling truthvalue_conversion.
5025 2005-02-18 Joseph S. Myers <joseph@codesourcery.com>
5027 * except.c (output_function_exception_table): Call
5028 assemble_external_libcall (eh_personality_libfunc).
5030 2005-02-18 Joseph S. Myers <joseph@codesourcery.com>
5033 * config/ia64/ia64.h (struct machine_function): Add state_num.
5034 * config/ia64/ia64.c (process_epilogue,
5035 process_for_unwind_directive): Use new unwind state numbers each
5036 time rather than state 1.
5038 2005-02-18 Ulrich Weigand <uweigand@de.ibm.com>
5041 * config/s390/s390.md ("*llgt_sidi", "*llgt_sidi_split"): Move to
5042 before the "*llgt_didi" pattern.
5044 2005-02-18 Jason Merrill <jason@redhat.com>
5046 * gimplify.c (gimplify_modify_expr_rhs) [CALL_EXPR]: Revert again.
5048 2005-02-18 Richard Earnshaw <rearnsha@arm.com>
5050 * arm/lib1funcs.asm (FUNC_ALIAS): New macro.
5051 (div0): Use it in place of ARM_FUNC_ALIAS.
5052 (lshrdi3, ashrdi3, ashlrdi3): Likewise.
5054 2005-02-18 Andrew Pinski <pinskia@physics.uc.edu>
5057 * fold-const.c (fold_indirect_ref_1): Use the correct index for zero
5058 access, the lower bound of the array type if it exists.
5060 2005-02-18 Alexandre Oliva <aoliva@redhat.com>
5063 * stmt.c (expand_case): Don't assume cleanup_tree_cfg will remove
5064 cases that are out-of-range for the index type.
5066 2005-02-18 James A. Morrison <phython@gcc.gnu.org>
5068 * stmt.c (emit_case_bit_tests): Call fold_convert instead of convert.
5069 (estimate_case_costs): Don't call convert.
5070 * expmed.c (expand_shift): Likewise.
5071 (make_tree): Call fold_convert instead of convert.
5073 2005-02-18 Jakub Jelinek <jakub@redhat.com>
5076 * emit-rtl.c (set_mem_attributes_minus_bitpos): Add assertion
5077 that ref to be marked MEM_READONLY_P doesn't have base that needs
5080 2005-02-18 Joseph S. Myers <joseph@codesourcery.com>
5082 * genautomata.c (output_get_cpu_unit_code_func,
5083 output_cpu_unit_reservation_p): Don't generate old-style function
5086 2005-02-18 Jakub Jelinek <jakub@redhat.com>
5089 PR tree-optimization/20009
5090 * convert.c (convert_to_integer): Revert 2005-02-16 change.
5092 PR tree-optimization/18947
5093 * cgraphunit.c (cgraph_finalize_function): When redefining an extern
5094 inline, remove all nodes that are inlined into the extern inline
5097 2005-02-17 Kazu Hirata <kazu@cs.umass.edu>
5099 * bt-load.c, cfgloop.c, convert.c, dominance.c, global.c,
5100 loop-invariant.c, stmt.c, tree-ssa-forwprop.c,
5101 tree-ssa-live.c, tree-ssanames.c, tree-vn.c,
5102 config/host-linux.c, config/arm/fpa.md, config/avr/avr.h:
5105 2005-02-17 Roger Sayle <roger@eyesopen.com>
5107 PR tree-optimization/19917
5108 * tree-eh.c (tree_could_trap_p): Consider calls to weak functions
5109 to be potentially trapping.
5111 2005-02-17 Kazu Hirata <kazu@cs.umass.edu>
5113 * libgcc2.c, tree-vect-analyze.c: Fix comment typos.
5115 2005-02-17 Andreas Krebbel <krebbel1@de.ibm.com>
5117 * builtins.c (expand_builtin_return_addr): Remove tem parameter.
5118 tem becomes a local variable which is set to the value of the
5119 back end defined INITIAL_FRAME_ADDRESS macro.
5120 (expand_builtin_frame_address): Omit the base parameter to
5121 expand_builtin_return_addr.
5122 (expand_builtin_profile_func): Likewise.
5123 * config/s390/s390.h (INITIAL_FRAME_ADDRESS_RTX): Define new macro.
5124 (DYNAMIC_CHAIN_ADDRESS): Remove the case for the initial frame.
5125 * doc/tm.texi: Documentation for INITIAL_FRAME_ADDRESS_RTX added.
5127 2005-02-17 Jakub Jelinek <jakub@redhat.com>
5129 * config/s390/s390.c (s390_alloc_pool, s390_free_pool,
5130 s390_chunkify_start): Use BITMAP_ALLOC and BITMAP_FREE.
5131 * config/frv/frv.c (frv_function_epilogue): Likewise.
5133 2005-02-17 Daniel Berlin <dberlin@dberlin.org>
5135 * lambda-code (perfect_nestify): Remove mark/unmark
5137 * tree-loop-linear.c (linear_transform_loops): Add
5138 rewrite_into_ssa call so that ssa is correct for
5139 rewriting into loop closed.
5141 2005-02-17 Nathan Sidwell <nathan@codesourcery.com>
5143 * bitmap.h (BITMAP_XMALLOC, BITMAP_XFREE): Remove.
5144 * bb-reorder.c (duplicate_computed_gotos): Use BITMAP_ALLOC and
5146 * bt-load.c (btr_def_live_range, combine_btr_defs,
5147 migrate_btr_def, migrate_btr_defs): Likewise.
5148 * cfgcleanup.c (thread_jump): Likewise.
5149 * cfgloop.c (get_loop_body_in_bfs_order): Likewise.
5150 * df.c (df_insn_table_realloc, df_bitmaps_alloc, df_bitmaps_free,
5151 df_alloc, df_free, df_du_chain_create, df_bb_rd_local_compute,
5152 df_rd_local_compute, df_reg_info_compute): Likewise.
5153 * dominance.c (init_dom_info, free_dom_info): Likewise.
5154 * flow.c (init_propagate_block_info,
5155 free_propagate_block_info): Likewise.
5156 * gcse.c (alloc_gcse_mem, free_gcse_mem): Likewise.
5157 * global.c (allocate_bb_info, free_bb_info, calculate_reg_pav,
5158 modify_reg_pav): Likewise.
5159 * loop-invariant.c (find_defs, find_invariant_insn,
5160 find_invariants, free_inv_motion_data): Likewise.
5161 * predict.c (tree_predict_by_opcode,
5162 estimate_bb_frequencies): Likewise.
5163 * stmt.c (expand_case): Likewise.
5164 * tree-cfg.c (tree_duplicate_sese_region): Likewise.
5165 * tree-dfa.c (mark_new_vars_to_rename): Likewise.
5166 * tree-if-conv.c (get_loop_body_in_if_conv_order): Likewise.
5167 * tree-into-ssa.c (insert_phi_nodes_for, def_blocks_free,
5168 get_def_blocks_for, mark_def_site_blocks, rewrite_into_ssa,
5169 rewrite_ssa_into_ssa): Likewise.
5170 * tree-optimize.c (tree_rest_of_compilation): Likewise.
5171 * tree-outof-ssa.c (new_temp_expr_table, free_temp_expr_table,
5172 analyze_edges_for_bb, perform_edge_inserts): Likewise.
5173 * tree-scalar-evolution.c (scev_initialize, scev_finalize): Likewise.
5174 * tree-sra.c (tree_sra): Likewise.
5175 * tree-ssa-alias.c (init_alias_info, delete_alias_info): Likewise.
5176 * tree-ssa-ccp.c (ccp_fold_builtin): Likewise.
5177 * tree-ssa-dce.c (tree_dce_init, tree_dce_done): Likewise.
5178 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Likewise.
5179 * tree-ssa-dse.c (tree_ssa_dse): Likewise.
5180 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_var):
5182 * tree-ssa-live.c (new_tree_live_info, delete_tree_live_info,
5183 calculate_live_on_entry, calculate_live_on_exit,
5184 build_tree_conflict_graph): Likewise.
5185 * tree-ssa-loop-ivopts.c (tree_ssa_iv_optimize_init, record_use,
5186 record_important_candidates, set_use_iv_cost, find_depends,
5187 determine_use_iv_costs, iv_ca_new, iv_ca_free, free_loop_data,
5188 tree_ssa_iv_optimize_finalize): Likewise.
5189 * tree-ssa-loop-manip.c (add_exit_phis_var, get_loops_exit,
5190 find_uses_to_rename_use, rewrite_into_loop_closed_ssa,
5191 tree_duplicate_loop_to_header_edge): Likewise.
5192 * tree-ssa-pre.c (init_pre, fini_pre): Likewise.
5193 * tree-ssa.c (verify_flow_insensitive_alias_info,
5194 verify_name_tags, verify_ssa, init_tree_ssa,
5195 delete_tree_ssa): Likewise.
5196 * tree-ssanames.c (marked_ssa_names, init_ssanames,
5197 fini_ssanames): Likewise.
5198 * tree-vectorizer.c (slpeel_tree_peel_loop_to_edge): Likewise.
5200 2005-02-17 Ralf Corsepius <ralf.corsepius@rtems.org>
5202 * config/rs6000/t-rtems: Completely reworked.
5204 2005-02-17 Ira Rosen <irar@il.ibm.com>
5206 * tree-data-ref.c (array_base_name_differ_p): Remove gcc_assert.
5208 2005-02-17 Ira Rosen <irar@il.ibm.com>
5210 * tree-vect-analyze.c (vect_analyze_pointer_ref_access): Use
5211 POINTER_TYPE_P when checking that type is a pointer.
5212 (vect_get_memtag): Remove.
5213 (vect_address_analysis): Use POINTER_TYPE_P. Call
5214 vect_object_analysis with dummy parameter for memtag.
5215 (vect_object_analysis): Extract memtag (functionality that
5216 used to be in vect_get_memtag and moved here). Fix printings.
5217 (vect_analyze_data_refs): Fix comment. Call vect_object_analysis
5218 with correct parameters. Remove call to vect_get_memtag.
5220 2005-02-17 Dorit Naishlos <dorit@il.ibm.com>
5222 * Makefile.in (tree-vect-analyze.o, tree-vect-transform.o): New.
5223 (tree-vectorizer.o): Added missing dependencies.
5225 * tree-vectorizer.h (vect_dump, vect_verbosity_level): Added extern
5227 (slpeel_tree_peel_loop_to_edge): Function externalized (had a static
5228 declaration in tree-vectorizer.c, now has an extern declaration in
5230 (slpeel_make_loop_iterate_ntimes, slpeel_can_duplicate_loop_p,
5231 slpeel_verify_cfg_after_peeling, vect_strip_conversion,
5232 get_vectype_for_scalar_type, vect_is_simple_use,
5233 vect_is_simple_iv_evolution, vect_can_force_dr_alignment_p,
5234 vect_supportable_dr_alignment, new_loop_vec_info, destroy_loop_vec_info,
5235 new_stmt_vec_info, vect_analyze_loop, vectorizable_load,
5236 vectorizable_store, vectorizable_operation, vectorizable_assignment,
5237 vect_transform_loop, vect_print_dump_info, vect_set_verbosity_level,
5238 find_loop_location): Likewise.
5240 * tree-vectorizer.c (langhooks.h): #include removed.
5241 (slpeel_tree_peel_loop_to_edge): Function externalized. Declaration
5242 moved to tree-vectorized.h.
5243 (slpeel_make_loop_iterate_ntimes, slpeel_can_duplicate_loop_p,
5244 slpeel_verify_cfg_after_peeling, vect_strip_conversion,
5245 get_vectype_for_scalar_type, vect_is_simple_use,
5246 vect_is_simple_iv_evolution, vect_can_force_dr_alignment_p,
5247 vect_supportable_dr_alignment, new_loop_vec_info,
5248 destroy_loop_vec_info, new_stmt_vec_info, vect_print_dump_info,
5249 vect_set_verbosity_level, find_loop_location): Likewise.
5251 (vect_analyze_loop): Function externalized. Declaration moved to
5252 tree-vectorized.h. Function definition moved to tree-vect-analyze.c.
5253 (vect_analyze_loop_form): Moved to tree-vect-analyze.c.
5254 (vect_mark_stmts_to_be_vectorized, vect_analyze_scalar_cycles,
5255 vect_analyze_data_ref_accesses, vect_analyze_data_ref_dependences,
5256 vect_analyze_data_refs_alignment, vect_compute_data_refs_alignment,
5257 vect_enhance_data_refs_alignment, vect_analyze_operations,
5258 exist_non_indexing_operands_for_use_p, vect_mark_relevant,
5259 vect_stmt_relevant_p, vect_get_loop_niters,
5260 vect_analyze_data_ref_dependence, vect_compute_data_ref_alignment,
5261 vect_analyze_data_ref_access, vect_analyze_pointer_ref_access,
5262 vect_can_advance_ivs_p, vect_get_ptr_offset, vect_analyze_offset_expr,
5263 vect_base_addr_differ_p, vect_object_analysis, vect_address_analysis,
5264 vect_get_memtag): Likewise.
5266 (vectorizable_load): Function externalized. Declaration moved to
5267 tree-vectorized.h. Function definition moved to tree-vect-transform.c.
5268 (vectorizable_store, vectorizable_operation, vectorizable_assignment,
5269 vect_transform_loop): Likewise.
5270 (vect_transform_stmt): Moved to tree-vect-transform.c.
5271 (vect_align_data_ref, vect_create_destination_var,
5272 vect_create_data_ref_ptr, vect_create_index_for_vector_ref,
5273 vect_create_addr_base_for_vector_ref, vect_get_new_vect_var,
5274 vect_get_vec_def_for_operand, vect_init_vector,
5275 vect_finish_stmt_generation, vect_generate_tmps_on_preheader,
5276 vect_build_loop_niters, vect_update_ivs_after_vectorizer,
5277 vect_gen_niters_for_prolog_loop, vect_update_inits_of_dr,
5278 vect_update_inits_of_drs, vect_do_peeling_for_alignment,
5279 vect_do_peeling_for_loop_bound): Likewise.
5281 * tree-vect-analyze.c: New file.
5282 * tree-vect-transform.c: New file.
5284 2005-02-17 Jason Merrill <jason@redhat.com>
5286 PR mudflap/19319, c++/19317
5287 * gimplify.c (gimplify_modify_expr_rhs) [CALL_EXPR]: Make return
5290 2005-02-17 Gerald Pfeifer <gerald@pfeifer.com>
5292 * doc/install.texi (Specific): Update link for Darwin-specific
5295 2005-02-16 James A. Morrison <phython@gcc.gnu.org>
5297 * fold-const.c (invert_truthvalue): <INTEGER_CST>: Call
5298 constant_boolean_node.
5300 2005-02-16 David Edelsohn <edelsohn@gnu.org>
5303 * config/rs6000/t-aix43 (SHLIB_MAPFILES): Add libgcc-ppc64.ver.
5304 * config/rs6000/t-aix52 (SHLIB_MAPFILES): Same.
5306 2005-02-16 Richard Henderson <rth@redhat.com>
5309 * libgcc2.c (WORD_SIZE): Remove all definitions; replace uses
5311 (HIGH_WORD_COEFF, HIGH_HALFWORD_COEFF): Remove all definitions;
5312 replace uses with Wtype_MAXp1_F.
5313 (L_fixunstfdi, L_fixtfdi, L_floatditf, L_fixunsxfdi, L_fixxfdi,
5314 L_floatdixf, L_fixunsxfsi, L_fixunsdfdi, L_floatdidf, L_fixunsdfsi,
5315 L_powidf2, L_powixf2, L_powitf2, L_muldc3, L_divdc3, L_mulxc3,
5316 L_divxc3, L_multc3, L_divtc3): Protect with HAVE_DFMODE, HAVE_XFMODE,
5317 and HAVE_TFMODE as appropriate.
5318 (__fixunssfDI): Provide an implementation that doesn't need DFmode.
5319 (__floatdisf): Likewise.
5320 * libgcc2.h (LIBGCC2_DOUBLE_TYPE_SIZE): New.
5321 (HAVE_DFMODE, HAVE_XFMODE, HAVE_TFMODE): New.
5322 (Wtype_MAXp1_F): New.
5323 (DFtype, DCtype, __fixdfdi, __floatdidf, __fixunsdfSI, __fixunsdfDI,
5324 __powidf2, __divdc3, __muldc3): Protect with HAVE_DFMODE.
5326 2005-02-16 Richard Earnshaw <rearnsha@arm.com>
5329 * arm.c (arm_apply_result_size): New function.
5330 * arm.h (APPLY_RESULT_SIZE): Define.
5331 * arm-protos.h (arm_apply_result_size): Add prototype.
5332 * arm.md (RO_REGNUM, FPA_F0_REGNUM, FPA_F7_REGNUM): New constants.
5333 (movxf): New expand.
5334 (ldmsi_postinc4_thumb, stmsi_postinc4_thumb): New patterns for Thumb.
5335 (call_value_symbol): Remove predicate for operand 0.
5336 (call_value_insn, sibcall_value, sibcall_value_insn): Likewise.
5337 (untyped_call): Rework to correclty return values for any type.
5338 (untyped_return): New expand.
5339 * fpa.md (movxf_fpa): Simplify and use sfm/lfm when appropriate.
5341 2005-02-16 Stan Shebs <shebs@apple.com>
5343 * config.gcc (powerpc-*-darwin*): Use fragment for Darwin 8 or later.
5344 * config/rs6000/t-darwin8: New, for 64-bit multilib.
5346 2005-02-16 Eric Botcazou <ebotcazou@libertysurf.fr>
5348 * doc/install.texi (sparc-sun-solaris2*): Document required GMP
5349 configure settings on Solaris 7 and later.
5351 2005-02-16 Diego Novillo <dnovillo@redhat.com>
5353 PR tree-optimization/19865
5354 * tree-optimize.c (init_tree_optimization_passes): Run
5355 pass_may_alias after pass_sra.
5357 2005-02-16 Richard Henderson <rth@redhat.com>
5358 Stuart Hastings <stuart@apple.com>
5361 * dbxout.c (dbxout_function_end): Take decl parameter; update callers.
5362 Do nothing if debug info suppressed for this function.
5363 (dbxout_begin_function): Early exit if debug info suppressed for
5366 2005-02-16 Kazu Hirata <kazu@cs.umass.edu>
5369 * config/ip2k/ip2k.c (ip2k_reorg): Adjust calls to
5371 * config/sh/sh.c (sh_output_mi_thunk): Likewise.
5373 PR tree-optimization/19967
5374 * builtins.c (expand_builtin_strstr, expand_builtin_strpbrk,
5375 expand_builtin_strchr, expand_builtin_strrchr): Take a new
5376 argument TYPE. Adjust calls to fold_builtin_XXX.
5377 (expand_builtin, fold_builtin_1): Adjust calls to
5379 (fold_builtin_strchr, fold_builtin_strpbrk,
5380 fold_builtin_strstr, fold_builtin_strrchr): Convert the folded
5381 result to a requested type TYPE.
5383 2005-02-16 Jakub Jelinek <jakub@redhat.com>
5386 * fold-const.c (fold): Don't optimize (T)(x & cst) to
5387 (T)x & (T)cst if (T)cst overflows.
5388 * convert.c (convert_to_integer) <case POINTER_TYPE>: Pass
5389 TYPE_UNSIGNED (type) as type_for_size's UNSIGNEDP argument.
5391 2005-02-15 Jeff Law <law@redhat.com>
5393 * gcse.c (blocks_with_calls): New bitmap.
5394 (alloc_gcse_mem): Allocate it.
5395 (free_gcse_mem): Free it.
5396 (clear_modifY_mem_tables): Clear it.
5397 (record_last_mem_set_info): Set the proper bit in BLOCK_WITH_CALLS
5398 when we encounter CALL_INSNs.
5399 (compute_transp, case MEM): Handle blocks with calls separate
5400 from blocks without calls. Use bitmap iterators rather than
5403 2005-02-15 Peter O'Gorman <peter@pogma.com>
5406 * mklibgcc.in (vis_hide): Use a temporary object file, not
5409 2005-02-15 Andy Hutchinson <HutchinsonAndy@netscape.net>
5412 * config/avr/avr.h (MODES_TIEABLE_P): Define to 1 to allow subreg
5413 access optimization.
5415 2005-02-15 David Edelsohn <edelsohn@gnu.org>
5416 Alan Modra <amodra@bigpond.net.au>
5419 * config/rs6000/darwin-ldouble.c (_xlqadd): Rename to __gcc_qadd.
5420 (_xlqsub): Rename to __gcc_qsub.
5421 (_xlqmul): Rename to __gcc_qmul.
5422 (_xlqdiv): Rename to __gcc_qdiv.
5423 Provide versioned symbol aliases with old names.
5424 * config/rs6000/libgcc-ppc64.ver: Rename symbols.
5425 * config/rs6000/rs6000.c (rs6000_init_libfuncs): Rename symbols.
5426 * config/rs6000/t-aix43 (LIB2FUNCS_EXTRA): New.
5427 * config/rs6000/t-aix52 (LIB2FUNCS_EXTRA): New.
5428 * config/rs6000/t-newas (LIB2FUNCS_EXTRA): New.
5430 2005-02-15 James A. Morrison <phython@gcc.gnu.org>
5432 * fold-const.c (fold): Fold -(~A) to A + 1. Fold ~(-A) to A - 1.
5433 Fold ~(A - 1) and ~(A + -1) to -A.
5435 2005-02-15 James A. Morrison <phython@gcc.gnu.org>
5439 * config/host-linux.c (linux_gt_pch_use_address): Copy from
5440 config/pa/pa-host.c:pa_gt_pch_use_address.
5442 2005-02-15 Daniel Berlin <dberlin@dberlin.org>
5444 * tree-vn.c (get_value_handle): Make sure that given an
5445 is_gimple_min_invariant expression, we always return it.
5447 2005-02-15 Kazu Hirata <kazu@cs.umass.edu>
5449 * passes.c (rest_of_handle_gcse): Fix a comment.
5451 2005-02-15 Jeff Law <law@redhat.com>
5453 * gcse.c (canon_modify_mem_set_list_set): Kill unnecessary
5455 (alloc_gcse_mem, free_gcse_mem): Corresponding changes.
5456 (canon_list_insert, record_last_mem_set_info): Similarly.
5457 (clear_modify_mem_tables): Similarly.
5459 2005-02-15 Kazu Hirata <kazu@cs.umass.edu>
5461 * bitmap.c, bitmap.h, lambda-code.c, tree-dfa.c, tree-dump.c,
5462 tree-dump.h, tree-ssa-loop-manip.c, value-prof.c,
5463 config/mips/mips.md, config/rs6000/aix.h,
5464 config/rs6000/beos.h, config/rs6000/sysv4.h: Update copyright.
5466 2005-02-15 Richard Henderson <rth@redhat.com>
5468 * bb-reorder.c (find_traces_1_round): Force fallthru edge from a
5469 call to be best_edge.
5471 2005-02-14 Kazu Hirata <kazu@cs.umass.edu>
5473 * basic-block.h: Adjust the prototype for find_basic_blocks.
5474 * cfgbuild.c (find_basic_blocks): Remove unused arguments.
5475 * passes.c (rest_of_handle_loop_optimize): Adjust the call to
5478 * flow.c (recompute_reg_usage): Remove all arguments.
5479 * passes.c (rest_of_compilation): Adjust the call to
5480 recompute_reg_usage.
5481 * rtl.h: Adjust the prototype for recompute_reg_usage.
5483 2005-02-14 Daniel Berlin <dberlin@dberlin.org>
5485 * tree-dump.c (dump_files): Update to reflect new member
5487 (dump_register): Add new argument.
5489 (dump_switch_p_1): Check against glob name if doglob was passed.
5490 (dump_switch_p): Check against regular first, then glob if
5491 we didn't have any hits on the dump name.
5492 * tree-optimize.c (register_one_dump_file):
5493 Pass in glob name as well.
5494 * tree-pass.h (struct dump_file_info): Add glob
5497 2005-02-14 Joseph S. Myers <joseph@codesourcery.com>
5499 PR preprocessor/16323
5500 * doc/invoke.texi: Document that -Wendif-labels is on by default.
5502 2005-02-14 David Edelsohn <edelsohn@gnu.org>
5505 * config/rs6000/rs6000.md (trunctfdf2): Change to define_expand.
5506 (trunctfdf2_internal1): New.
5507 (trunctfdf2_internal2): Renamed from trunctfdf2.
5509 2005-02-14 Diego Novillo <dnovillo@redhat.com>
5511 PR tree-optimization/19853
5512 * tree-dfa.c (add_referenced_var): Always examine DECL_INITIAL.
5514 2005-02-14 Kazu Hirata <kazu@cs.umass.edu>
5516 * passes.c (rest_of_handle_loop_optimize): Remove calls to
5517 delete_dead_jumptables and cleanup_cfg.
5519 2005-02-14 Ulrich Weigand <uweigand@de.ibm.com>
5521 * reload.c (find_reloads): Swap address_reloaded flags when
5522 swapping commutative operands.
5524 2005-02-14 Sebastian Pop <pop@cri.ensmp.fr>
5526 * lambda-code.c (lambda_loopnest_to_gcc_loopnest, perfect_nestify):
5527 Use standard_iv_increment_position for computing the bsi position
5529 * tree-ssa-loop-manip.c (create_iv): Add a comment on how to compute
5532 2005-02-13 Zdenek Dvorak <dvorakz@suse.cz>
5535 * cfgrtl.c (safe_insert_insn_on_edge): Avoid extending
5536 life range of hard registers.
5537 * value-prof.c (insn_prefetch_values_to_profile): Only
5540 * value-prof.c (rtl_find_values_to_profile): Do not look for values to
5541 profile in libcalls.
5543 2005-02-13 Nathan Sidwell <nathan@codesourcery.com>
5545 * bitmap.h (bitmap_and_compl_into): Return bool.
5546 * bitmap.c (bitmap_and_compl_into): Return changed flag.
5548 2005-02-13 James A. Morrison <phython@gcc.gnu.org>
5550 PR tree-optimization/19944
5551 * fold-const.c (fold): Re-add ABS_EXPR folding.
5553 2005-02-13 David Edelsohn <edelsohn@gnu.org>
5556 * config/rs6000/aix.h ({TARGET,MASK}_XL_CALL): Rename to
5557 {TARGET,MASK}_XL_COMPAT.
5558 (SUBTARGET_SWITCHES): Rename xl-call to xl-compat. Use
5560 * config/rs6000/beos.h ({TARGET,MASK}_XL_CALL): Remove.
5561 * config/rs6000/rs6000.c (function_arg): Change TARGET_XL_CALL to
5563 (rs6000_arg_partial_bytes): Same.
5564 (rs6000_generate_compare): Generate PARALLEL for compare if TFmode
5565 and XL compatibility enabled.
5566 * config/rs6000/rs6000.h (TARGET_XL_CALL): Rename to TARGET_XL_COMPAT.
5567 * config/rs6000/rs6000.md (cmptf_internal1): Add !TARGET_XL_COMPAT
5568 test to final condition.
5569 (cmptf_internal2): New.
5570 * doc/invoke.texi (RS/6000 Subtarget Options): Change xl-call to
5571 xl-compat. Add TFmode information to description.
5573 2005-02-13 Kazu Hirata <kazu@cs.umass.edu>
5575 * flags.h, read-rtl.c, tree-ssa-live.h: Update copyright.
5577 2005-02-13 Jason Merrill <jason@redhat.com>
5580 * fold-const.c (fold_indirect_ref_1): Split out from...
5581 (build_fold_indirect_ref): Here.
5582 (fold_indirect_ref): New fn.
5583 * tree.h: Declare it.
5584 * gimplify.c (gimplify_compound_lval): Call fold_indirect_ref.
5585 (gimplify_modify_expr_rhs): Likewise.
5586 (gimplify_expr): Likewise.
5588 2005-02-13 James A. Morrison <phython@gcc.gnu.org>
5590 PR tree-optimization/14303
5591 PR tree-optimization/15784
5592 * fold-const.c (fold): Fold ABS_EXPR<x> >= 0 to true, when possible.
5593 Fold ABS_EXPR<x> < 0 to false. Fold ABS_EXPR<x> == 0 to x == 0 and
5594 ABS_EXPR<x> != 0 to x != 0.
5596 2005-02-12 Kazu Hirata <kazu@cs.umass.edu>
5598 * c-tree.h, combine.c, expmed.c, flow.c, libgcc2.c,
5599 simplify-rtx.c, tree-ssa-live.h: Fix comment typos. Follow
5600 spelling conventions.
5602 * passes.c (rest_of_handle_gcse): Don't run cse_main and
5603 delete_trivially_dead_insns too many times.
5605 * passes.c (rest_of_handle_gcse): Remove dead assignments to
5608 2005-02-12 Ira Rosen <irar@il.ibm.com>
5610 * tree-vectorizer.c (vect_get_base_and_offset): Remove.
5611 (vect_is_simple_iv_evolution): Remove redundant parameter
5613 (vect_analyze_scalar_cycles): Call vect_is_simple_iv_evolution
5614 without last parameter.
5615 (vect_analyze_pointer_ref_access): Get access_fn as parameter.
5616 Return pointer step. Call vect_is_simple_iv_evolution without
5617 last parameter. Check only that the step is multiple of size
5618 type. Remove stmt_vinfo updates.
5619 (vect_get_memtag_and_dr): Remove.
5620 (vect_get_memtag): New function.
5621 (vect_address_analysis): New function.
5622 (vect_object_analysis): New function.
5623 (vect_analyze_data_refs): Call vect_object_analysis and
5624 vect_get_memtag. Update stmt_vinfo fields.
5626 2005-02-12 Ira Rosen <irar@il.ibm.com>
5628 * tree-data-ref.c (array_base_name_differ_p): Check that the bases
5629 exist and are objects. Remove checks for pointer.
5630 * tree-vectorizer.c (vect_create_addr_base_for_vector_ref): Use
5631 STMT_VINFO_VECT_DR_BASE_ADDRESS instead of DR_BASE_NAME.
5632 (vect_create_data_ref_ptr): Likewise.
5633 (vect_base_addr_differ_p): New function.
5634 (vect_analyze_data_ref_dependence): Call vect_base_addr_differ_p.
5635 (vect_analyze_pointer_ref_access): Add output parameter - ptr_init.
5636 Don't set the DR_BASE_NAME field of data-ref.
5637 (vect_get_memtag_and_dr): Use ptr_init instead of DR_BASE_NAME.
5639 2005-02-12 Uros Bizjak <uros@kss-loka.si>
5641 * optabs.h (enum optab_index): Add new OTI_ldexp.
5642 (ldexp_optab): Define corresponding macro.
5643 * optabs.c (init_optabs): Initialize ldexp_optab.
5644 * genopinit.c (optabs): Implement ldexp_optab using ldexp?f3
5646 * builtins.c (expand_builtin_mathfn_2): Handle BUILT_IN_LDEXP{,F,L}
5648 (expand_builtin): Expand BUILT_IN_LDEXP{,F,L} using
5649 expand_builtin_mathfn_2 if flag_unsafe_math_optimizations is set.
5651 * config/i386/i386.md (ldexpsf3, ldexpdf3, ldexpxf3): New expanders
5652 to implement ldexpf, ldexp and ldexpl built-ins as inline x87
5655 2005-02-12 Ira Rosen <irar@il.ibm.com>
5657 * tree-vectorizer.h (struct _stmt_vec_info): Rename a field: base
5659 * tree-vectorizer.c (new_stmt_vec_info): Rename the above field of
5661 (vect_get_base_and_offset): Always return an address.
5662 (vect_create_addr_base_for_vector_ref): Remove treatment for
5663 different data reference types.
5664 (vect_compute_data_ref_alignment): Rename base to base_address in
5665 stmt_vec_info. Get the object in order to force its alignment.
5666 (vect_get_memtag_and_dr): Rename base to base_address in
5667 stmt_vec_info. Extract the object for memtag analysis.
5669 2005-02-12 Hans-Peter Nilsson <hp@axis.com>
5671 PR regression/19898.
5672 * config/cris/cris.c (cris_notice_update_cc): When testing if insn
5673 changes cc_status, use apply modified_in_p to part of cc_status
5674 and insn, not cris_reg_overlap_mentioned_p on SET_DEST of insn
5677 2005-02-11 Richard Henderson <rth@redhat.com>
5679 * tree-complex.c (expand_complex_libcall): New.
5680 (expand_complex_multiplication): Use it for c99 compliance.
5681 (expand_complex_division): Likewise.
5682 * fold-const.c (fold_complex_add, fold_complex_mult): New.
5684 * builtins.c (built_in_names): Remove const.
5685 * tree.c (build_common_builtin_nodes): Build complex arithmetic
5687 * tree.h (BUILT_IN_COMPLEX_MUL_MIN, BUILT_IN_COMPLEX_MUL_MAX): New.
5688 (BUILT_IN_COMPLEX_DIV_MIN, BUILT_IN_COMPLEX_DIV_MAX): New.
5689 (built_in_names): Remove const.
5690 * c-common.c (c_common_type_for_mode): Handle complex modes.
5691 * flags.h, toplev.c (flag_complex_method): Rename from
5692 flag_complex_divide_method.
5693 * libgcc2.c (__divsc3, __divdc3, __divxc3, __divtc3,
5694 __mulsc3, __muldc3, __mulxc3, __multc3): New.
5695 * libgcc2.h: Declare them.
5696 * libgcc-std.ver: Export them.
5697 * mklibgcc.in (lib2funcs): Build them.
5699 2005-02-11 Steven Bosscher <stevenb@suse.de>
5701 PR tree-optimization/19876
5702 Partially revert my change from 2005-01-14
5703 * tree-ssa-pre.c (compute_antic_aux): Make recursive once again...
5704 (compute_antic): ...and remove the loop here.
5706 2005-02-11 Jakub Jelinek <jakub@redhat.com>
5709 * fold-const.c (make_bit_field_ref): If bitpos == 0 and bitsize
5710 is number of inner's bits, avoid creating a BIT_FIELD_REF.
5712 * config/rs6000/sysv4.h (ENDFILE_LINUX_SPEC): Use crtendS.o instead of
5713 crtend.o if -pie. Use %{x:a;:b} spec syntax.
5715 2005-02-11 Daniel Jacobowitz <dan@codesourcery.com>
5717 * config/mips/linux-unwind.h (mips_fallback_frame_state): Adjust
5718 offsets for the big-endian 32-bit case.
5720 2005-02-11 Joseph S. Myers <joseph@codesourcery.com>
5722 * config/ia64/hpux.h (WCHAR_TYPE, WCHAR_TYPE_SIZE): Define.
5724 2005-02-11 Dale Johannesen <dalej@apple.com>
5726 * cselib.c (cselib_process_insn): Clear out regs where
5727 HARD_REGNO_CALL_PART_CLOBBERED is true at a call.
5728 * reload.c (find_equiv_reg): Ditto.
5730 2005-02-11 Ian Lance Taylor <ian@airs.com>
5732 * read-rtl.c (read_rtx_1): Give fatal error if we see a vector
5735 * tree.c (build_function_type_list): Work correctly if there are
5738 2005-02-11 Ulrich Weigand <uweigand@de.ibm.com>
5740 * config/s390/s390.md ("*cmpdi_cct", "*cmpsi_cct", "*cmpdi_ccs",
5741 "*cmpsi_ccs"): Use %h instead of %c to print immediate operand.
5742 ("*zero_extendhisi2_64", "*zero_extendhisi2_31"): Choose based on
5743 TARGET_ZARCH instead of TARGET_64BIT.
5745 2005-02-11 Ralf Corsepius <ralf.corsepius@rtems.org>
5747 * config/rs6000/t-rtems:
5748 (MULTILIB_OPTIONS): Remove mcpu=602.
5749 (MUTLILIB_DIRNAMES): Remove m602.
5750 (MULTILIB_MATCHES): Add ${MULTILIB_MATCHES_FLOAT}.
5751 Let mcpu=602 match mcpu=603.
5752 (MULTILIB_NEW_EXCEPTIONS_ONLY): Add mcpu=601, mcpu=602, mcpu=m603.
5754 2005-02-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5756 * pa/linux-unwind.h (pa32_fallback_frame_state): Handle misaligned
5759 2005-02-10 David Daney <ddaney@avtrex.com>
5761 * config/alpha/linux-unwind.h: Add exception clause to copyright.
5762 * config/i386/linux-unwind.h: Likewise.
5763 * config/ia64/linux-unwind.h: Likewise.
5764 * config/mips/linux-unwind.h: Likewise.
5765 * config/pa/linux-unwind.h: Likewise.
5766 * config/rs6000/linux-unwind.h: Likewise.
5767 * config/s390/linux-unwind.h: Likewise.
5768 * config/sh/linux-unwind.h: Likewise.
5769 * config/sparc/linux-unwind.h: Likewise.
5771 2005-02-10 Steven Bosscher <stevenb@suse.de>
5773 PR tree-optimization/17549
5774 * tree-outof-ssa.c (find_replaceable_in_bb): Do not allow
5775 TER to replace a DEF with its expression if the DEF and the
5776 rhs of the expression we replace into have the same root
5779 2005-02-10 Richard Sandiford <rsandifo@redhat.com>
5781 * config/mips/mips.md: Fix the placement of the match_scratch in the
5784 2005-02-10 Kazu Hirata <kazu@cs.umass.edu>
5786 * cse.c, tree-ssa-loop-ivopts.c, config/rs6000/linux-unwind.h:
5789 2005-02-10 Zdenek Dvorak <dvorakz@suse.cz>
5791 * tree-ssa-loop-ivopts.c (determine_base_object): Ignore casts.
5792 (strip_offset): Handle addresses.
5793 (add_address_candidates): Use strip_offset.
5794 (difference_cost): Reflect strip_offset change.
5795 (force_var_cost, difference_cost): Strip nops.
5797 2005-02-10 Kazu Hirata <kazu@cs.umass.edu>
5799 * df.h (DF_REF_MODE_CHANGE, DF_REF_MEM_OK): Remove.
5801 * builtins.def, haifa-sched.c, libgcc2.c, libgcc2.h,
5802 tree-ssa-loop-ivcanon.c, tree-ssa-loop-niter.c,
5803 config/cris/cris-protos.h, config/cris/cris.c: Update
5806 2005-02-10 Jeff Law <law@redhat.com>
5808 * tree-ssa-dom.c (thread_across_edge): Use xmalloc, not xcalloc.
5809 (lookup_avail_expr): Similarly.
5811 2005-02-10 Richard Guenther <rguenth@gcc.gnu.org>
5813 * builtins.c (fold_builtin_powi): New function.
5814 (fold_builtin_1): Call it.
5816 2005-02-10 Steven Bosscher <stevenb@suse.de>
5818 PR documentation/19309
5819 * doc/cpp.texi: The __GNUC__ and related predefined macros
5820 are also defined for the "standalone" cpp.
5821 Some non-GCC compilers may also define __GNUC__.
5823 2005-02-10 Jakub Jelinek <jakub@redhat.com>
5826 * c-typeck.c (common_type): New routine. Old common_type renamed
5828 (c_common_type): ...this.
5829 (build_conditional_expr, build_binary_op): Use c_common_type instead
5832 2005-02-10 Steven Bosscher <stevenb@suse.de>
5834 * doc/md.texi: Replace @samp{length} with @code{length}.
5836 2005-02-09 Zdenek Dvorak <dvorakz@suse.cz>
5838 PR tree-optimization/18687
5839 * tree-flow.h (find_loop_niter): Declare.
5840 * tree-ssa-loop-ivcanon.c (canonicalize_loop_induction_variables):
5841 Try using scev even for loops with more than one exit.
5842 * tree-ssa-loop-ivopts.c (struct loop_data): Removed niter field.
5843 (struct ivopts_data): Added niters field.
5844 (struct nfe_cache_elt): New.
5845 (nfe_hash, nfe_eq, niter_for_exit, niter_for_single_dom_exit): New
5847 (tree_ssa_iv_optimize_init): Initialize niters cache.
5848 (determine_number_of_iterations): Removed.
5849 (find_induction_variables): Do not call determine_number_of_iterations.
5850 Access niters for single exit through niter_for_single_dom_exit.
5851 (add_iv_outer_candidates): Access niters for single exit through
5852 niter_for_single_dom_exit.
5853 (may_eliminate_iv): Take data argument. Use niter_for_exit. Do not use
5854 number_of_iterations_cond.
5855 (iv_period): New function.
5856 (determine_use_iv_cost_condition): Pass data to may_eliminate_iv.
5857 (may_replace_final_value): Take data argument. Use
5858 niter_for_single_dom_exit.
5859 (determine_use_iv_cost_outer): Pass data to may_replace_final_value.
5860 (rewrite_use_compare): Pass data to may_eliminate_iv.
5861 (rewrite_use_outer): Pass data to may_replace_final_value.
5862 (free_loop_data): Clean up the niters cache.
5863 (tree_ssa_iv_optimize_finalize): Free the niters cache.
5864 (tree_ssa_iv_optimize_loop): Do not call loop_commit_inserts.
5865 * tree-ssa-loop-niter.c (find_loop_niter): New function.
5866 (find_loop_niter_by_eval): Use tree_int_cst_lt.
5867 (num_ending_zeros): Moved to tree.c.
5868 * tree.h (num_ending_zeros): Declare.
5869 * tree.c (num_ending_zeros): Moved from tree.c.
5871 2005-02-09 Richard Henderson <rth@redhat.com>
5873 * builtins.c (DEF_BUILTIN): Add COND argument.
5874 * tree.h (DEF_BUILTIN): Likewise.
5875 * builtins.def (DEF_GCC_BUILTIN, DEF_LIB_BUILTIN, DEF_EXT_LIB_BUILTIN,
5876 DEF_C94_BUILTIN, DEF_C99_BUILTIN, DEF_C99_C90RES_BUILTIN): Update to
5878 (DEF_BUILTIN_STUB): New.
5879 (BUILT_IN_STACK_SAVE, BUILT_IN_STACK_RESTORE, BUILT_IN_INIT_TRAMPOLINE,
5880 BUILT_IN_ADJUST_TRAMPOLINE, BUILT_IN_NONLOCAL_GOTO,
5881 BUILT_IN_PROFILE_FUNC_ENTER, BUILT_IN_PROFILE_FUNC_EXIT): Use it.
5882 * c-common.c (DEF_BUILTIN): Add COND argument.
5883 * tree.c (local_define_builtin): New.
5884 (build_common_builtin_nodes): New.
5886 2005-02-09 Roger Sayle <roger@eyesopen.com>
5888 * fold-const.c (fold_strip_sign_ops): New function to simplify a
5889 floating point expression ignoring the sign of the result.
5890 (fold) <ABS_EXPR>: Use it to simplify fabs(x).
5891 (fold) <MULT_EXPR>: Use it to simplify x*x.
5892 * tree.h (fold_strip_sign_ops): Prototype here.
5893 * builtins.c (fold_builtin_copysign): Take an additional FNDECL
5894 argument. Use fold_strip_sign_ops to simplify the first argument.
5895 (fold_builtin_pow): Use fold_strip_sign_ops to simplify the
5896 first argument when the second argument is an even integer
5897 constant, but only with -funsafe_math_optimizations.
5898 (fold_builtin_1): Update call to fold_builtin_copysign.
5900 2005-02-09 Ian Lance Taylor <ian@airs.com>
5903 * gimple-low.c (try_catch_may_fallthru): In EH_FILTER_EXPR case,
5904 just check whether EH_FILTER_FAILURE falls through.
5906 2005-02-09 Andreas Krebbel <krebbel1@de.ibm.com>
5908 * gcc/haifa-sched.c (schedule_block): Make queued sched group
5909 insns return to ready list in the next turn.
5911 2005-02-09 Richard Guenther <rguenth@gcc.gnu.org>
5914 * builtins.def: New __builtin_powi[lf].
5915 * builtins.c (mathfn_built_in): Handle BUILT_IN_POWI.
5916 (expand_builtin_powi): New function.
5917 (expand_builtin): Dispatch to expand_builtin_powi.
5918 * libgcc2.h: Add prototypes for __builtin_powi[lf].
5919 * libgcc2.c: Add __builtin_powi[lf] implementation.
5920 * mklibgcc.in: Add __builtin_powi[lf] to lib2funcs.
5921 * optabs.h: Add powi_optab.
5922 * optabs.c (init_optabs): Initialize powi_optab.
5923 * doc/extend.texi: Document __builtin_powi[lf].
5925 2005-02-09 Dorit Naishlos <dorit@il.ibm.com>
5927 * tree-vectorizer.c (vect_set_dump_settings): Check that dump_file
5930 2005-02-09 Richard Guenther <rguenth@gcc.gnu.org>
5933 * fold-const.c (try_move_mult_to_index): Remove redundant
5934 type argument. Create ADDR_EXPR with correct type.
5935 (fold): Update callers of try_move_mult_to_index. Convert
5936 result to the appropriate type.
5938 2005-02-09 Roger Sayle <roger@eyesopen.com>
5941 * config/avr/avr.c (default_rtx_costs): Delete.
5942 (avr_operand_rtx_cost): New function.
5943 (avr_rtx_costs): Completely rewrite.
5945 2005-02-08 Hans-Peter Nilsson <hp@axis.com>
5948 * config/cris/cris.c (in_code): New variable.
5949 (cris_output_addr_const): Now a static function, a wrapper for
5951 (cris_asm_output_symbol_ref): New function, broken out SYMBOL_REF
5952 case from old cris_output_addr_const.
5953 (cris_asm_output_label_ref): Similar for LABEL_REF.
5954 (cris_output_addr_const_extra): Similar for UNSPEC.
5955 * config/cris/cris.h (OUTPUT_ADDR_CONST_EXTRA)
5956 (ASM_OUTPUT_SYMBOL_REF, ASM_OUTPUT_LABEL_REF): Define.
5957 * config/cris/cris-protos.h (cris_output_addr_const): Remove
5959 (cris_asm_output_symbol_ref, cris_output_addr_const_extra)
5960 (cris_asm_output_label_ref): Declare.
5962 2005-02-08 Paolo Bonzini <bonzini@gnu.org>
5964 PR preprocessor/19801
5965 * doc/cppinternals.texi (Conventions, Lexer, Files): Adjust
5966 filenames that changed when libcpp was moved to the toplevel.
5968 2005-02-07 Roger Sayle <roger@eyesopen.com>
5970 * simplify-rtx.c (simplify_relational_operation_1): Avoid creating
5971 zero extensions of BImode operands. Call lowpart_subreg instead
5972 of gen_lowpart_common and gen_lowpart_SUBREG.
5974 2005-02-07 Nathanael Nerode <neroden@gcc.gnu.org>
5977 * libada-mk.in: Use cc_for_cross_gnattools, not cc_set_by_configure.
5978 * configure.ac: Set cc_for_cross_gnattools.
5979 * configure: Regenerate.
5981 2005-02-08 Alan Modra <amodra@bigpond.net.au>
5984 * predict.c (PROB_VERY_UNLIKELY): Use 1% instead of 10%.
5986 2005-02-07 Eric Botcazou <ebotcazou@libertysurf.fr>
5989 * dbxout.c (dbxout_symbol) <FUNCTION_DECL>: Skip inline instance
5990 of nested functions.
5992 2005-02-07 Jonathan Wakely <redi@gcc.gnu.org>
5994 * doc/extend.texi: Document deprecated extensions allowing
5995 static floating-point members to have initializers and allowing
5996 floating-point literals in integral constant expressions.
5998 2005-02-07 Kazu Hirata <kazu@cs.umass.edu>
6000 * cfgcleanup.c, df.h, diagnostic.c, rtl.c, tree-vectorizer.h,
6001 config/darwin7.h, config/mips/mips.c,
6002 config/rs6000/altivec.md, config/rs6000/darwin-tramp.asm:
6005 * cse.c: Update comments.
6007 2005-02-07 Richard Guenther <rguenth@gcc.gnu.org>
6010 * builtins.c (fold_builtin_sqrt): Transform
6011 sqrt(pow(x,y)) to pow(fabs(x),y*0.5), not
6014 2005-02-07 Leehod Baruch <leehod@il.ibm.com>
6015 Dorit Naishlos <dorit@il.ibm.com>
6017 * doc/invoke.texi (ftree-vectorizer-verbose): New.
6018 * opts.c (OPT_ftree_vectorizer_verbose_): New case for switch.
6019 * common.opt (ftree-vectorizer-verbose): New Flag for the vectorizer
6021 * tree.h (vect_set_verbosity_level): New extern function declaration
6023 * tree-vectorizer.h (verbosity_levels): New enum type.
6024 * tree-vectorizer.c (vect_debug_stats): Function removed.
6025 (vect_debug_details): Likewise.
6026 (vect_verbosity_level): Global variable was defined and initialized.
6027 (vect_dump): Global variable definition.
6028 (vect_print_dump_info): New function.
6029 (vect_set_dump_settings): New function.
6030 (vect_set_verbosity_level): New function.
6031 (vectorize_loops): Add call to vect_set_dump_settings.
6033 (slpeel_make_loop_iterate_ntimes): Dump condition was changed.
6034 (slpeel_tree_duplicate_loop_to_edge_cfg): Likewise.
6035 (slpeel_tree_peel_loop_to_edge): Likewise.
6037 (vect_analyze_offset_expr): Call to vect_print_dump_info with
6038 appropriate verbosity level instead of call to vect_debug_details
6039 or vect_debug_stats.
6040 (vect_get_base_and_offset):
6041 (vect_create_addr_base_for_vector_ref):
6042 (get_vectype_for_scalar_type):
6043 (vect_create_data_ref_ptr):
6045 (vect_get_vec_def_for_operand):
6046 (vect_finish_stmt_generation):
6047 (vectorizable_assignment):
6048 (vectorizable_operation):
6049 (vectorizable_store):
6050 (vectorizable_load):
6051 (vect_transform_stmt):
6052 (vect_update_ivs_after_vectorizer):
6053 (vect_do_peeling_for_loop_bound):
6054 (vect_update_inits_of_drs):
6055 (vect_do_peeling_for_alignment):
6056 (vect_transform_loop):
6057 (vect_is_simple_use):
6058 (vect_analyze_operations):
6059 (vect_is_simple_iv_evolution):
6060 (vect_analyze_scalar_cycles):
6061 (vect_analyze_data_ref_dependence):
6062 (vect_analyze_data_ref_dependences):
6063 (vect_compute_data_ref_alignment):
6064 (vect_enhance_data_refs_alignment):
6065 (vect_analyze_data_refs_alignment):
6066 (vect_analyze_data_ref_access):
6067 (vect_analyze_data_ref_accesses):
6068 (vect_analyze_pointer_ref_access):
6069 (vect_get_memtag_and_dr):
6070 (vect_analyze_data_refs):
6071 (vect_mark_relevant):
6072 (vect_stmt_relevant_p):
6073 (vect_mark_stmts_to_be_vectorized):
6074 (vect_can_advance_ivs_p):
6075 (vect_get_loop_niters):
6076 (vect_analyze_loop_form):
6077 (vect_analyze_loop):
6078 (vectorize_loops): Likewise.
6080 (vect_do_peeling_for_loop_bound): Dump format slightly changed.
6081 (vect_update_inits_of_drs):
6082 (vect_do_peeling_for_alignment):
6083 (vect_transform_loop):
6084 (vect_analyze_operations):
6085 (vect_analyze_scalar_cycles):
6086 (vect_analyze_data_ref_dependences):
6087 (vect_analyze_data_refs_alignment):
6088 (vect_analyze_data_ref_accesses):
6089 (vect_analyze_data_refs):
6090 (vect_mark_stmts_to_be_vectorized):
6091 (vect_get_loop_niters):
6092 (vect_analyze_loop_form):
6093 (vect_analyze_loop): Likewise.
6094 (vect_mark_stmts_to_be_vectorized): Add call to print_generic_expr.
6096 2005-02-07 Richard Sandiford <rsandifo@redhat.com>
6100 2005-01-26 Richard Sandiford <rsandifo@redhat.com>
6101 * config/mips/iris6.h (ENDFILE_SPEC): Don't link in irix-csr.o if
6102 either -ffast-math or -funsafe-math-optimizations is in use.
6104 2005-01-24 Richard Sandiford <rsandifo@redhat.com>
6105 * config/mips/irix-csr.c: New file.
6106 * config/mips/t-iris6 (irix-csr.o): New rule to build it.
6107 (EXTRA_MULTILIB_PARTS): Add irix-csr.o.
6108 * config/mips/iris6.h (ENDFILE_SPEC): Include it in n32 and n64
6111 2005-02-07 Alexandre Oliva <aoliva@redhat.com>
6113 * config/mn10300/linux.h (LIB_SPEC, STARTFILE_SPEC): Remove
6114 redundant, incorrect definitions.
6116 * config/frv/frv.md ("tls_indirect_call"): Turn into libcall-like
6118 ("*tls_indirect_call"): New, reference hard regs directly.
6119 * config/frv/frv.c (gen_inlined_tls_plt): Adjust.
6121 2005-02-07 Ralf Corsepius <ralf.corsepius@rtems.org>
6123 * config/arm/rtems-elf.h (SUBTARGET_EXTRA_ASM_SPEC):
6124 Let !-mhard-float !-msoft-float imply -mfpu=softfpa.
6126 2005-02-06 Roger Sayle <roger@eyesopen.com>
6128 PR rtl-optimization/19800
6129 * simplify_rtx.c (simplify_relational_operation_1): Explicitly
6130 call gen_lowpart_common and gen_lowpart_SUBREG instead of calling
6133 2005-02-07 Ralf Corsepius <ralf.corsepius@rtems.org>
6135 * config/m68k/t-rtems (MULTILIB_MATCHES): Let m528x match m5200.
6137 2005-02-07 Joseph S. Myers <joseph@codesourcery.com>
6140 * doc/invoke.texi: Correct documentation of -freorder-functions.
6142 2005-02-06 Joseph S. Myers <joseph@codesourcery.com>
6145 * doc/invoke.texi: Don't mention gccbug.
6147 2005-02-06 Roger Sayle <roger@eyesopen.com>
6148 Andrew Pinski <pinskia@physics.uc.edu>
6149 Paolo Bonzini <paolo.bonzini@lu.unisi.ch>
6151 * simplify-rtx.c (simplify_relational_operation_1): Simplify
6152 (ne:SI (zero_extract:SI FOO (const_int 1) BAR) (const_int 0))
6153 into just (zero_extract:SI FOO (const_int 1) BAR).
6155 2005-02-06 Joseph S. Myers <joseph@codesourcery.com>
6157 * doc/cpp.texi: Include gcc-common.texi. Don't define gcctabopt
6158 macro locally. Don't give last revision date. Use GCC version
6159 number from gcc-common.texi.
6160 * doc/cppinternals.texi: Include gcc-common.texi. Don't give last
6161 revision date. Use GCC version number from gcc-common.texi.
6162 Describe being a library as current state rather than as 3.x
6164 * doc/gcc.texi: Remove last update date.
6165 * doc/gccint.texi: Likewise. Update copyright dates.
6166 * doc/install.texi: Update copyright dates.
6168 2005-02-06 Joseph S. Myers <joseph@codesourcery.com>
6171 * doc/invoke.texi: Mention for each option included in -Wall that
6172 it is included in -Wall.
6173 * doc/gcc.texi: Update copyright and last modification date.
6175 2005-02-06 Zdenek Dvorak <dvorakz@suse.cz>
6177 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Do not add
6178 unnecessary cast to original induction variable increments.
6180 2005-02-06 Zdenek Dvorak <dvorakz@suse.cz>
6182 PR tree-optimization/18219
6183 * tree-ssa-loop-ivopts.c (get_computation_at): Produce computations
6184 in distributed form.
6186 2005-02-06 Richard Sandiford <rsandifo@redhat.com>
6188 * expmed.c (store_bit_field): Make the SUBREG code adjust bitnum.
6189 Set bitpos and offset later in the function. Do nothing if the
6190 target is a register and if the bitfield lies completely outside
6192 (extract_bit_field): Make the same SUBREG, bitpos and offset changes
6193 here. Return an uninitialised register if the source value is stored
6194 in a register and the bitfield lies completely outside that register.
6196 2005-02-06 Steven Bosscher <stevenb@suse.de>
6198 * df.c (df_insn_refs_record): Use XEXP to get the operand of a USE,
6201 2005-02-06 Marcin Dalecki <martin@dalecki.de>
6203 * diagnostic.c (default_diagnostic_finalizer): Fix use of attribute.
6205 2005-02-06 Geoffrey Keating <geoffk@apple.com>
6207 * config.gcc (*-*-darwin*): Separate darwin7 and darwin8 configs.
6208 * config/darwin8.h: New.
6209 * config/darwin7.h: Update comment.
6211 2005-02-03 Leehod Baruch <leehod@il.ibm.com>
6212 Dorit Naishlos <dorit@il.ibm.com>
6214 * tree-vectorizer.h (LOC): New type.
6215 (UNKNOWN_LOC, EXPR_LOC, LOC_FILE, LOC_LINE): New macros.
6216 (loop_line_number): New field in struct _loop_vec_info.
6217 (LOOP_VINFO_LOC, LOOP_LOC): New macros.
6219 * tree-vectorizer.c (input.h): Included.
6220 (find_loop_location): New function.
6221 (vect_debug_stats): Argument changed from loop to LOC. Computation of
6222 loop line number removed.
6223 (vect_debug_details): Likewise.
6224 (new_loop_vec_info): Initialize new field LOOP_VINFO_LOC.
6226 (slpeel_make_loop_iterate_ntimes): Call find_loop_location. Argument in
6227 call to vect_debug_details/stats changed from loop to loop_loc.
6228 (slpeel_tree_duplicate_loop_to_edge_cfg): Likewise.
6229 (slpeel_tree_peel_loop_to_edge): Likewise.
6231 (vect_analyze_offset_expr): Argument in call to vect_debug_details/stats
6232 changed from NULL to UNKNOWN_LOC.
6233 (vect_get_base_and_offset):
6234 (vect_create_addr_base_for_vector_ref):
6235 (get_vectype_for_scalar_type):
6236 (vect_create_data_ref_ptr):
6238 (vect_get_vec_def_for_operand):
6239 (vect_finish_stmt_generation):
6240 (vectorizable_assignment):
6241 (vectorizable_operation):
6242 (vectorizable_store):
6243 (vectorizable_load):
6244 (vect_transform_stmt):
6245 (vect_update_ivs_after_vectorizer):
6246 (vect_do_peeling_for_loop_bound):
6247 (vect_do_peeling_for_alignment):
6248 (vect_transform_loop):
6249 (vect_is_simple_use):
6250 (vect_analyze_operations):
6251 (vect_is_simple_iv_evolution):
6252 (vect_analyze_scalar_cycles):
6253 (vect_analyze_data_ref_dependences):
6254 (vect_compute_data_ref_alignment):
6255 (vect_enhance_data_refs_alignment):
6256 (vect_analyze_data_ref_access):
6257 (vect_analyze_data_ref_accesses):
6258 (vect_analyze_pointer_ref_access):
6259 (vect_get_memtag_and_dr):
6260 (vect_analyze_data_refs):
6261 (vect_mark_relevant):
6262 (vect_stmt_relevant_p):
6263 (vect_mark_stmts_to_be_vectorized):
6264 (vect_can_advance_ivs_p):
6265 (vect_get_loop_niters):
6266 (vect_analyze_loop):
6267 (vectorize_loops): Likewise.
6269 (vectorizable_load): Argument in call to vect_debug_details/stats
6270 changed from loop to LOOP_LOC (loop_vinfo).
6271 (vect_transform_loop):
6272 (vect_analyze_operations):
6273 (vect_analyze_scalar_cycles):
6274 (vect_analyze_data_ref_dependence):
6275 (vect_enhance_data_refs_alignment):
6276 (vect_analyze_data_ref_accesses):
6277 (vect_analyze_pointer_ref_access):
6278 (vect_analyze_data_refs):
6279 (vect_analyze_loop): Likewise.
6281 (vect_analyze_loop_form): Argument in call to vect_debug_details/stats
6282 changed from loop to loop_loc.
6284 (vect_enhance_data_refs_alignment): Removed unused variable loop.
6286 2005-02-03 Leehod Baruch <leehod@il.ibm.com>
6287 Dorit Naishlos <dorit@il.ibm.com>
6289 * tree-vectorizer.c (vect_analyze_data_ref_dependence): Function
6291 (vect_analyze_data_ref_dependences): Likewise.
6293 (vect_is_simple_use): Argument changed from loop structure to
6294 loop_vect_info structure.
6295 (vect_can_advance_ivs_p): Likewise.
6296 (vect_create_index_for_vector_ref): Likewise.
6297 (vect_update_ivs_after_vectorizer): Likewise.
6298 (new_stmt_vec_info): Likewise.
6300 (new_loop_vec_info): Second argument in call to new_stmt_vec_info was
6301 changed from loop to loop_vinfo.
6302 (vect_create_data_ref_ptr): First argument in call to
6303 vect_create_index_for_vector_ref was changed from loop to loop_vinfo.
6304 (vectorizable_assignment): Second argument in call to vect_is_simple_use
6305 was changed from loop to loop_vinfo.
6306 (vectorizable_operation): Likewise.
6307 (vectorizable_store): Likewise.
6308 (vect_mark_stmts_to_be_vectorized): Likewise.
6309 (vect_do_peeling_for_loop_bound): First argument in call to
6310 vect_update_ivs_after_vectorizer was changed from loop to loop_vinfo.
6311 (vect_analyze_operations): Argument in call to vect_can_advance_ivs_p
6312 was changed from loop to loop_vinfo.
6313 (vect_analyze_data_ref_dependences): Third argument in call to
6314 vect_analyze_data_ref_dependence was changed from loop to loop_vinfo.
6316 (vect_create_index_for_vector_ref): Get the loop from loop_vinfo.
6317 (vect_create_data_ref_ptr): Likewise.
6318 (vect_init_vector): Likewise.
6319 (vect_get_vec_def_for_operand): Likewise.
6320 (vectorizable_assignment): Likewise.
6321 (vectorizable_operation): Likewise.
6322 (vectorizable_store): Likewise.
6323 (vectorizable_load): Likewise.
6324 (vect_update_ivs_after_vectorizer): Likewise.
6325 (vect_is_simple_use): Likewise.
6326 (vect_analyze_data_ref_dependence): Likewise.
6327 (vect_analyze_pointer_ref_access): Likewise.
6328 (vect_can_advance_ivs_p): Likewise.
6330 * tree-vectorizer.h: (_loop_vec_info): Definition and macros moved
6331 before _stmt_vec_info.
6332 (_stmt_vec_info): Loop field replaced by loop_vec_info.
6333 (STMT_VINFO_LOOP): Replaced with STMT_VINFO_LOOP_VINFO.
6334 (new_stmt_vec_info): Argument changed from loop structure to
6335 loop_vect_info structure
6337 (vect_analyze_data_ref_dependences): Unnecessary line was removed.
6338 (vect_analyze_offset_expr): Avoid 80 columns overflow.
6339 (vect_create_addr_base_for_vector_ref): Likewise.
6340 (vect_analyze_pointer_ref_access): Likewise.
6342 2005-02-03 Andrew Pinski <pinskia@physics.uc.edu>
6345 * tree-ssa-dse.c (fix_phi_uses): Update the occurs in abnormal
6346 phi flag if the phi is abnormal.
6348 2005-02-03 Andrew Pinski <pinskia@physics.uc.edu>
6351 * tree-ssa.c (replace_immediate_uses): Update the immediate_uses
6352 information for the new statement.
6354 2005-02-03 Joseph S. Myers <joseph@codesourcery.com>
6357 * gcc.c (main): Include the target in -v output.
6359 2005-02-03 Alexandre Oliva <aoliva@redhat.com>
6361 * combine.c (simplify_comparison, case SIGN_EXTEND, ZERO_EXTEND):
6362 Do not drop the extend if we'd have to add a paradoxical subreg
6363 later. Include optabs.h and insn-codes.h.
6364 * Makefile.in (combine.o): Depend on $(OPTABS_H).
6366 2005-02-02 Roger Sayle <roger@eyesopen.com>
6369 * real.h (REAL_MODE_FORMAT_COMPOSITE_P): New macro.
6370 * fold-const.c (const_binop): Avoid constant folding floating
6371 point operations in modes that use composite representations.
6372 * simplify-rtx.c (simplify_binary_operation): Likewise.
6374 2005-02-02 Geoffrey Keating <geoffk@apple.com>
6376 * config/rs6000/altivec.md (altivec_dst): Make the first operand
6378 (altivec_dstt): Likewise.
6379 (altivec_dstst): Likewise.
6380 (altivec_dststt): Likewise.
6381 * config/rs6000/rs6000.c (altivec_expand_dst_builtin): Adjust creation
6384 2005-02-03 Dorit Naishlos <dorit@il.ibm.com>
6386 * tree-vectorizer.c (slpeel_make_loop_iterate_ntimes): Copy
6387 EXPR_LOCUS from orig_cond to the new cond_stmt.
6388 (vect_finish_stmt_generation): Copy EXPR_LOCUS from stmt to
6391 2005-02-03 Dorit Naishlos <dorit@il.ibm.com>
6393 * tree-vectorizer.c (slpeel_make_loop_iterate_ntimes): Call
6394 standard_iv_increment_position. Remove call to bsi_next
6395 (no need to bump the iterator anymore).
6396 (vect_create_index_for_vector_ref): Call
6397 standard_iv_increment_position. Remove second function argument.
6398 (vect_finish_stmt_generation): Remove call to bsi_next
6399 (no need to bump the iterator anymore).
6400 (vect_create_data_ref_ptr): Remove second argument (bsi) in call
6401 to vect_create_index_for_vector_ref.
6403 2005-02-03 Dorit Naishlos <dorit@il.ibm.com>
6405 * tree-vectorizer.c (vect_mark_stmts_to_be_vectorized): Check if
6406 phis are used out of the loop.
6408 2005-02-03 Joseph S. Myers <joseph@codesourcery.com>
6411 * c-decl.c (undef_nested_function): New variable.
6412 (pop_scope): Diagnose undefined nested functions.
6413 (finish_function): Don't attempt cgraph processing or genericizing
6414 if current top-level function contained an undefined nested
6415 function. Reset undef_nested_function at the end of a top-level
6418 2005-02-02 Zdenek Dvorak <dvorakz@suse.cz>
6420 * tree.c (build_int_cst_type): Take sign of the value into account
6421 when deciding whether sign extend the value.
6423 2005-02-02 Joseph S. Myers <joseph@codesourcery.com>
6426 * gcc.c (cpp_unique_options): Remove %{trigraphs}.
6427 (cpp_options, cc1_options): Change %{std*&ansi} to
6428 %{std*&ansi&trigraphs}.
6430 2005-02-02 Kazu Hirata <kazu@cs.umass.edu>
6432 * cse.c: Update comments.
6434 2005-02-02 Aldy Hernandez <aldyh@redhat.com>
6436 * config/rs6000/rs6000.c (rs6000_spe_function_arg): Multi-reg
6437 arguments go on the stack. Do not put complex doubles in odd/even
6440 2005-02-02 Steven Bosscher <stevenb@suse.de>
6442 * doc/invoke.texi: Update the options enabled at -O1, -O2,
6443 and -O3. Update the documentation for -fgcse-sm, -fgcse-las,
6444 -ftree-pre, and -fthread-jumps.
6446 2005-02-02 Richard Sandiford <rsandifo@redhat.com>
6448 PR tree-optimization/19578
6449 * tree-flow.h (modified_noreturn_calls): Declare.
6450 (noreturn_call_p): Declare.
6451 * tree-flow-inline.h (noreturn_call_p): New function.
6452 (modify_stmt): Add modified noreturn calls to modified_noreturn_calls.
6453 * tree-cfg.c (modified_noreturn_calls): New variable.
6454 (cleanup_control_flow): Use noreturn_call_p. Split basic blocks
6455 that contain a mid-block noreturn call.
6456 * tree-ssa.c (delete_tree_ssa): Clear modified_noreturn_calls.
6458 2005-02-02 Kazu Hirata <kazu@cs.umass.edu>
6460 * df.c (df_def_record_1, df_uses_record): Don't use
6462 * df.h (DF_FOR_REGALLOC): Remove.
6464 2005-02-02 Joseph S. Myers <joseph@codesourcery.com>
6467 * c-typeck.c (really_start_incremental_init): Reset
6468 constructor_max_index for arrays of incomplete type.
6470 2005-02-02 Jeff Law <law@redhat.com>
6472 * gcse.c (struct reg_set): Store the block index where the register
6473 was set rather than the setting insn.
6474 (record_one_set, compute_transp): Corresponding changes.
6475 (pre_insert_copy_insn): Do not call replace_one_set.
6476 (replace_one_set): Remove.
6478 2005-02-02 Joseph S. Myers <joseph@codesourcery.com>
6481 * doc/gcov.texi: Fix typo.
6483 2005-02-01 Richard Henderson <rth@redhat.com
6486 * config/i386/i386.h (MODES_TIEABLE_P): Use ix86_modes_tieable_p.
6487 * config/i386/i386.c (ix86_hard_regno_mode_ok): Change return
6489 (ix86_tieable_integer_mode_p, ix86_modes_tieable_p): New.
6490 * config/i386/i386-protos.h: Update.
6492 2005-02-01 Steven Bosscher <stevenb@suse.de>
6494 PR tree-optimization/19217
6495 * tree-cfg.c (verify_expr): Use the data field to see if TP was
6496 seen inside a PHI node. Do not do the ADDR_EXPR check if it was.
6497 (verify_stmts): Pass (void*)1 as data to verify_expr to signal
6498 that it is walking a PHI node.
6500 2005-02-01 Joseph S. Myers <joseph@codesourcery.com>
6502 * doc/extend.texi (Nested Functions): Update.
6504 2005-02-01 Richard Henderson <rth@redhat.com>
6507 * optabs.c (expand_copysign_absneg): Export.
6508 * optabs.h (expand_copysign_absneg): Declare.
6509 * config/rs6000/rs6000.md (copysigntf3): New.
6511 2005-02-01 Diego Novillo <dnovillo@redhat.com>
6513 PR tree-optimization/19633
6514 * tree-flow.h (struct ptr_info_def): Add field 'pt_null'.
6515 * tree-ssa-alias.c (init_alias_info): Initialize.
6516 (merge_pointed_to_info): Set.
6517 (add_pointed_to_expr): Set pt_null if EXPR is a NULL pointer.
6518 (dump_points_to_info_for): Show value of pt_null.
6519 (struct count_ptr_d): Declare.
6520 (find_ptr_dereference): Remove.
6521 (ptr_is_dereferenced_by): Remove.
6522 (count_ptr_derefs): New local function.
6523 (count_uses_and_derefs): New local function.
6524 (compute_points_to_and_addr_escape): Call it. If the number
6525 of dereferences is greater than zero, mark the pointer as
6526 dereferenced. If there are fewer dereferences than uses of
6527 the pointer, the pointer's value escapes.
6529 2005-02-01 Diego Novillo <dnovillo@redhat.com>
6531 PR tree-optimization/19670
6532 * tree-ssa.c (verify_ssa_name): Don't set TREE_VISITED
6534 (verify_use): ... set it here, instead.
6536 2005-02-01 Janis Johnson <janis187@us.ibm.com>
6538 * doc/sourcebuild.texi (Test directives): Fix formatting.
6540 * doc/sourcebuild.texi (Test directives): Describe selector
6543 2005-02-01 Segher Boessenkool <segher@kernel.crashing.org>
6545 * config.gcc (powerpc64-*-linux*): Default to -m64 also for
6546 specific 64-bit CPUs.
6548 2005-02-01 Richard Earnshaw <rearnsha@arm.com>
6551 * arm.c (arm_eliminable_register): New function.
6552 (adjacent_mem_locations): Don't allow eliminable registers. Use
6553 HOST_WIDE_INT for address offsets.
6554 * arm-protos.h (arm_eliminable_register): Add prototype.
6556 2005-02-01 Steven Bosscher <stevenb@suse.de>
6558 PR optimization/15242
6559 * params.def (PARAM_MAX_GOTO_DUPLICATION_INSNS): New param.
6560 * basic-block.h (duplicate_computed_gotos): Add prototype.
6561 * bb-reorder.c (duplicate_computed_gotos): New function to
6562 duplicate sufficiently small blocks ending in a computed jump.
6563 * passes.c (rest_of_compilation): Call duplicate_computed_gotos
6564 if not optimizing for size.
6565 * cfgcleanup.c (try_crossjump_bb): If not optimizing for size,
6566 never do tail merging for blocks ending in a computed jump.
6567 * doc/invoke.texi: Document the max-goto-duplication-insns param.
6569 2005-02-01 Eric Botcazou <ebotcazou@libertysurf.fr>
6571 Patch from Richard Sandiford <rsandifo@redhat.com>
6572 * reload1.c (choose_reload_regs): Prevent the find_equiv_reg() code
6573 from inheriting a subreg equivalence with a non-spill register.
6575 * tree.h (DECL_FUNCTION_CODE): Document that it is overloaded.
6577 2005-02-01 Alexandre Oliva <aoliva@redhat.com>
6579 * config/frv/frv.c (movcc_fp_destination_operand): New.
6580 (gpr_or_memory_operand): Fix typo in comment.
6581 (gpr_or_memory_operand_with_scratch): New.
6582 * config/frv/frv.h (PREDICATE_CODES): Add the two new predicates.
6583 * config/frv/frv.md (movcc_fp, movcc_fp_internal): Use
6584 movcc_fp_destination_operand.
6585 (reload_incc_fp): Use gpr_or_memory_operand_with_scratch.
6586 Legitimize memory addresses using a scratch register.
6588 2005-01-31 Jeff Law <law@redhat.com>
6590 * tree-into-ssa.c (mark_def_sites_global_data): Make KILLS
6591 bitmap a sparse bitmap instead of a simple bitmap.
6592 (mark_def_sites_initialize_block): Corresponding changes.
6593 (ssa_mark_def_sites_initialize_block): Likewise.
6594 (ssa_mark_phi_uses): Likewise.
6595 (mark_def_site, ssa_mark_def_sites): Likewise.
6596 (mark_def_site_blocks): Likewise.
6597 (rewrite_ssa_into_ssa): Likewise.
6599 * tree-ssa-dom.c (record_cond): Pass correct variable type
6600 for last argument to htab_find_slot_with_hash.
6602 * fold-const.c (fold, case CEIL_MOD_EXPR): Do not lose side
6603 effects when optimizing 0 % X. Do not try to optimize X % 0.
6605 2005-01-31 James E. Wilson <wilson@specifixinc.com>
6607 * config/ia64/itanium1.md (1_scall bypass): Change 2_mmalua to
6610 2005-02-01 Eric Christopher <echristo@redhat.com>
6612 * config/mips/mips.c (override_options): Warn if -mint64
6614 * doc/invoke.texi (MIPS Options): Document that -mint64 is
6617 2005-02-01 Kazu Hirata <kazu@cs.umass.edu>
6619 * cse.c (cse_reg_info): Remove hash_next, next, regno. Add
6621 (cse_reg_info_list, cse_reg_info_list_free, REGHASH_SHIFT,
6622 REGHASH_SIZE, REGHASH_MASK, reg_hash, REGHASH_FN,
6623 cached_cse_reg_info, GET_CSE_REG_INFO): Remove.
6624 (cached_regno): Initialize to INVALID_REGNUM.
6625 (cse_reg_info_table_size,
6626 cse_reg_info_table_first_uninitialized,
6627 cse_reg_info_timestamp): New.
6628 (REG_TICK, REG_IN_TABLE, SUBREG_TICKED, REG_QTY): Use
6630 (init_cse_reg_info, get_cse_reg_info_1): New.
6631 (get_cse_reg_info): Cache the last look-up.
6632 (new_basic_block): Update the code to clear mappings from
6633 registers to cse_reg_info entries.
6634 (cse_main): Call init_cse_reg_info.
6636 * cse.c (get_cse_reg_info): Update a comment.
6638 2005-01-31 Steven Bosscher <stevenb@suse.de>
6641 * c-decl.c (start_decl): Do not warn about arrays of elements with
6642 an incomplete type here.
6643 (grokdeclarator): Do it here by making a pedwarn an error.
6644 * c-typeck.c (push_init_level): If there were previous errors with
6645 the constructor type, do not warn about braces for initializers.
6646 (process_init_element): Likewise for excess initializer elements.
6648 2005-01-31 Kazu Hirata <kazu@cs.umass.edu>
6650 * cse.c (delete_trivially_dead_insn): Don't iterate.
6652 2005-01-31 Andrew Pinski <pinskia@physics.uc.edu>
6654 * config/rs6000/rs6000.md (copysignsf3): New expand.
6655 (copysigndf3): Likewise.
6657 2005-01-31 Steven Bosscher <stevenb@suse.de>
6659 * recog.c (constrain_operands): Only look for earlyclobber operand
6660 conflicts if an '&' constraint was seen.
6662 2005-01-31 Marc Espie <espie@openbsd.org>
6664 * config.gcc: Don't include embedded systems fragment, switches default
6665 debugging format to ELF.
6666 * config/i386/openbsdelf.h: Add DBX_REGISTER_NUMBER since we no
6667 longer pick it up there.
6669 2005-01-31 Dale Johannesen <dalej@apple.com>
6671 * doc/extend.texi (nested functions): Fix linkage description.
6672 Clarify that static is not allowed.
6674 2005-01-31 Dale Johannesen <dalej@apple.com>
6676 * config/rs6000/darwin.md (movsf_low_di): Make work.
6677 (movdf_low_di): Make work.
6679 2005-01-31 Dale Johannesen <dalej@apple.com>
6681 * config/rs6000/darwin-tramp.asm (__trampoline_setup):
6682 Make work for 64 bit.
6684 2005-01-31 Roger Sayle <roger@eyesopen.com>
6685 Dale Johannesen <dalej@apple.com>
6688 * fold-const.c (fold_binary_op_with_conditional_arg):
6689 Make types match original operands, before STRIP_NOPS.
6691 2005-01-31 Alan Modra <amodra@bigpond.net.au>
6693 * config/rs6000/linux-unwind.h (struct gcc_vregs): New.
6694 (struct gcc_regs): Rename from gcc_pt_regs. Add more regs.
6695 (struct gcc_sigcontext): Delete. Merge contents to..
6696 (struct gcc_ucontext): ..here.
6697 (get_sigcontext): Delete.
6698 (get_regs): New function, like get_sigcontext but return regs ptr.
6699 64-bit version finds regs from r1 to support vdso.
6700 (ppc_linux_aux_vector): New function.
6701 (ppc_fallback_frame_state): Modify for get_regs. Restore fprs
6704 2005-01-31 Ira Rosen <irar@il.ibm.com>
6706 * tree-vectorizer.c (vect_analyze_offset_expr): Use ssizetype instead
6708 (vect_get_base_and_offset): Use ssizetype instead sizetype. Remove
6709 redundant fold. Fix misalignment for MINUS_EXPR.
6710 (vect_compute_data_ref_alignment): Use ssizetype instead sizetype.
6711 (vect_analyze_pointer_ref_access): Likewise.
6712 (vect_get_memtag_and_dr): Likewise.
6714 2005-01-31 Richard Henderson <rth@redhat.com>
6716 * config/i386/i386.c (absnegsf2_mixed): Remove all of the # hackery.
6717 (absnegsf2_sse, absnegsf2_i387, absnegdf2_mixed, absnegdf2_sse,
6718 absnegdf2_i387, absnegxf2_i387): Likewise.
6720 2005-01-31 Richard Henderson <rth@redhat.com>
6723 * optabs.c (expand_copysign_absneg): New.
6724 (expand_copysign_bit): Split out from ...
6725 (expand_copysign): ... here. Use expand_copysign_absneg.
6727 2005-01-30 Roger Sayle <roger@eyesopen.com>
6730 * config/pa/pa.md (anddi3, iordi3): On HPPA64, disallow an integer
6731 constant as the second operand and a register as the third.
6733 2005-01-31 Danny Smith <dannysmith@users.sourceforge.net>
6736 * config/i386/i386.c (ix86_function_ok_for_sibcall): Also check
6737 that dllimport'd functions do not use all call-clobbered registers
6740 2005-01-30 Richard Henderson <rth@redhat.com>
6743 * optabs.c (expand_absneg_bit): Split out from expand_unop and
6744 expand_abs_nojump and generalize. Use operand_subword and
6745 emit_no_conflict_block. Support large modes.
6746 (expand_abs_nojump): Use it. Use HONOR_SIGNED_ZEROS to fall
6748 (expand_unop): Likewise. Use HONOR_SIGNED_ZEROS to fall back
6749 negation to subtraction.
6750 (expand_copysign): Check that the format has signed zeros.
6751 Use operand_subword and emit_no_conflict_block. Support large modes.
6753 2005-01-30 Daniel Berlin <dberlin@dberlin.org>
6755 Fix PR tree-optimization/19624
6757 * Makefile.in (tree-ssa-pre.o): Add CFGLOOP_H.
6758 * tree-ssa-pre.c: Add cfgloop.h.
6760 (pre_stats): New member, constified.
6761 (inserted_exprs): New static variable.
6762 (NECESSARY): New macro.
6763 (create_expression_by_pieces): Fold the expression, and
6764 mark it as defaulting to not necessary. Also put in
6766 (fully_constant_expression): New function.
6767 (insert_into_preds_of_block): Modify to not insert phis when we
6768 are playing with induction variables.
6769 Push phis onto the inserted_exprs vector, and mark them as not
6770 necessary by default.
6771 (insert_aux): Call fully_constant_expression on eprime.
6772 If all edges produce the same value, mark it constant.
6773 (mark_operand_necessary): New function.
6774 (remove_dead_inserted_code): New function.
6775 (init_pre): Init loop optimizer to get loop info.
6776 (fini_pre): Free loop_optimizer, and inserted_exprs vec.
6777 (execute_pre): Commit edge inserts, then remove dead code.
6779 2005-01-30 Richard Henderson <rth@redhat.com>
6781 * rtl.c (rtx_equal_p): No early exit for CONST_VECTOR.
6782 * varasm.c (const_rtx_hash_1): Handle CONST_VECTOR.
6784 2005-01-30 Richard Henderson <rth@redhat.com>
6787 * config/i386/i386.c (ix86_expand_copysign): New.
6788 (ix86_split_copysign_const): New.
6789 (ix86_split_copysign_var): Rename from ix86_split_copysign,
6790 rearrange op1/nmask operands.
6791 * config/i386/i386-protos.h: Update.
6792 * config/i386/i386.md (copysignsf3): Use ix86_expand_copysign.
6793 (copysigndf3): Likewise.
6794 (copysignsf3_const, copysigndf3_const): New.
6795 (copysignsf3_var): Rename from copysignsf3, split out splitter
6796 and fix split predicate for X constraint.
6797 (copysigndf3_var): Similarly.
6799 2005-01-30 Kazu Hirata <kazu@cs.umass.edu>
6801 * optabs.c, doc/c-tree.texi, doc/install.texi, doc/md.texi,
6802 doc/passes.texi, doc/rtl.texi, doc/sourcebuild.texi,
6803 doc/tm.texi, doc/tree-ssa.texi: Update copyright.
6805 2005-01-29 Richard Henderson <rth@redhat.com>
6808 * config/i386/i386.md (movdf_nointeger, movdf_integer): Fix ordering
6809 of # and * in constraints.
6811 2005-01-29 Richard Henderson <rth@redhat.com>
6814 * expr.c (store_field): Don't strip sub-mode cast when the input
6815 data is even smaller.
6817 2005-01-29 Richard Henderson <rth@redhat.com>
6820 * expr.c (categorize_ctor_elements_1): Check for CONSTRUCTOR of a
6823 2005-01-29 Richard Henderson <rth@redhat.com>
6825 * combine.c (make_field_assignment): Fix argument order
6828 2005-01-29 Richard Guenther <richard.guenther@uni-tuebingen.de>
6830 PR tree-optimization/15791
6831 * fold-const.c (extract_array_ref): New function.
6832 (fold): Fold comparisons between &a[i] and &a[j] or
6833 semantically equivalent trees.
6835 2005-01-29 Jeff Law <law@redhat.com>
6837 * gcse.c (insert_expr_in_table): Revamp handling of available
6838 and anticipatable occurrence lists to avoid unnecessary list
6840 (insert_set_in_table): Similarly.
6842 2005-01-29 Joseph S. Myers <joseph@codesourcery.com>
6844 * c-common.c (fix_string_type): Just use c_build_qualified_type to
6846 (c_build_qualified_type): Build qualified array types with
6847 TYPE_MAIN_VARIANT pointing to corresponding unqualified type.
6848 * c-decl.c (c_make_fname_decl): Build unqualified array type
6849 before qualified type.
6850 (grokdeclarator): Use TYPE_MAIN_VARIANT of typedef type if element
6851 type is qualified, not just if type itself is. Don't apply
6852 qualifiers to array type when declarator is processed. Apply
6853 qualifiers to field type whether or not it is an array type.
6854 Don't handle array types specially for applying qualifiers to
6856 * c-typeck.c (composite_type): Build unqualified element type and
6857 array type when forming composite of array types.
6858 (common_pointer_type, comptypes, comp_target_types,
6859 type_lists_compatible_p, build_indirect_ref, build_array_ref,
6860 convert_for_assignment): Don't apply TYPE_MAIN_VARIANT to array
6862 (type_lists_compatible_p): Cache TREE_VALUE (args1) and TREE_VALUE
6863 (args2) in variables a1 and a2.
6865 2005-01-29 Kazu Hirata <kazu@cs.umass.edu>
6867 * cse.c (n_elements_made, max_elements_made): Remove.
6868 (insert): Don't touch n_elements_made.
6869 (cse_main): Don't touch n_elements_made or max_elements_made.
6871 2005-01-28 Stephane Carrez <stcarrez@nerim.fr>
6874 * config/m68hc11/t-m68hc11-gas (dp-bit.c): Fix typo causing a
6875 configuration part of dp-bit.c to be lost.
6877 2005-01-28 Roger Sayle <roger@eyesopen.com>
6879 * expmed.c (expand_mult_highpart_optab): When attempting to use
6880 a non-widening multiplication in a wider mode, the operands need
6881 to be converted (zero or sign extended) to that mode.
6883 2005-01-28 Ian Lance Taylor <ian@airs.com>
6887 * gimple-low.c (block_may_fallthru): TRY_FINALLY_EXPR only falls
6888 through if both operands fall through.
6890 2005-01-28 Kazu Hirata <kazu@cs.umass.edu>
6892 * cse.c (fold_rtx) <PC>: Don't optimize.
6894 2005-01-28 Jeff Law <law@redhat.com>
6896 * fold-const.c (fold, case CEIL_MOD_EXPR): Optimize 0 % X.
6897 (case FLOOR_MOD_EXPR, ROUND_MOD_EXPR, TRUNC_MOD_EXPR): Similarly.
6899 2005-01-28 Kazu Hirata <kazu@cs.umass.edu>
6901 * cse.c (cse_reg_info_free_list, cse_reg_info_used_list,
6902 cse_reg_info_used_list_end): Remove.
6903 (cse_reg_info_list, cse_reg_info_list_free): New.
6904 (get_cse_reg_info): When allocating an instance of
6905 cse_reg_info, add it to the beginning of the cse_reg_info_list
6906 list. Remove code to maintain cse_reg_info_used_list.
6907 (new_basic_block): Reset the free list to the beginning of
6910 2005-01-28 Richard Sandiford <rsandifo@redhat.com>
6912 * config/frv/frv.c (bdesc_2arg): Remove __MDPACKH.
6913 (frv_init_builtins): Change its prototype to take 4 uhalf arguments.
6914 (frv_expand_mdpackh_builtin): New function.
6915 (frv_expand_builtin): Use it to expand __MDPACKH.
6916 * doc/extend.texi (__MDPACKH): Update documentation.
6918 2005-01-28 Uros Bizjak <uros@kss-loka.si>
6920 * config/i386/i386.c (ix86_expand_fp_absneg_operator): Use
6921 SSE_FLOAT_MODE_P for use_sse computation.
6923 2005-01-28 Ralf Corsepius <ralf.corsepius@rtems.org>
6926 * config/sparc/rtemself.h (LINK_GCC_C_SEQUENCE_SPEC): undefine.
6928 2005-01-27 Richard Henderson <rth@redhat.com>
6930 * builtins.c (expand_builtin_copysign): New.
6931 (expand_builtin): Call it.
6932 * genopinit.c (optabs): Add copysign_optab.
6933 * optabs.c (init_optabs): Initialize it.
6934 (expand_copysign): New.
6935 * optabs.h (OTI_copysign, copysign_optab): New.
6936 (expand_copysign): Declare.
6938 * config/alpha/alpha.md (UNSPEC_COPYSIGN): New.
6939 (copysignsf3, ncopysignsf3, copysigndf3, ncopysigndf3): New.
6941 * config/i386/i386.c (ix86_build_signbit_mask): Split from ...
6942 (ix86_expand_fp_absneg_operator): ... here.
6943 (ix86_split_copysign): New.
6944 * config/i386/i386-protos.h: Update.
6945 * config/i386/i386.md (UNSPEC_COPYSIGN): New.
6946 (copysignsf3, copysigndf3): New.
6948 * config/ia64/ia64.md (UNSPEC_COPYSIGN): New.
6949 (copysignsf3, ncopysignsf3): New.
6950 (copysigndf3, ncopysigndf3): New.
6951 (copysignxf3, ncopysignxf3): New.
6952 * config/ia64/ia64.c (rtx_needs_barrier): Handle UNSPEC_COPYSIGN.
6954 2005-01-27 Arend Bayer <arend.bayer@web.de>
6955 Kazu Hirata <kazu@cs.umass.edu>
6957 * cse.c: (find_best_addr): Don't call copy_rtx before calling
6958 fold_rtx. Save cost recomputation if fold_rtx did nothing.
6959 (fold_rtx) <ASM_OPERANDS>: Don't do anything if INSN is
6962 2005-01-27 Jeff Law <law@redhat.com>
6964 * tree-into-ssa.c (ssa_rewrite_initialize_block): Do not register
6965 definitions of SSA_NAMEs which are not being rewritten.
6966 (rewrite_ssa_into_ssa): Only initialize the current definition
6967 of an SSA_NAME if that SSA_NAME has been marked for rewriting.
6968 If checking is enabled, assert that SSA_NAME_AUX is clear for all
6969 SSA_NAMEs before returning.
6971 2005-01-27 Kazu Hirata <kazu@cs.umass.edu>
6973 * c-common.def, c-dump.c, c-gimplify.c, c-objc-common.c,
6974 cfgexpand.c, dbxout.c, function.h, opts.c, tree-flow-inline.h,
6975 tree-ssa-operands.h, tree-ssa-threadupdate.c, tree-tailcall.c,
6976 config/avr/avr.md, config/cris/aout.h, config/cris/cris.h,
6977 config/mips/iris6.h, config/sh/sh.c: Update copyright.
6979 2005-01-27 Steven Bosscher <stevenb@suse.de>
6982 * opts.c (decode_options): Move flag_thread_jumps from -O1 and
6983 higher to -O2 and higher. Likewise for tree PRE.
6984 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Only iterate at -O2
6987 2005-01-27 Ian Lance Taylor <ian@airs.com>
6990 * gimple-low.c (try_catch_may_fallthru): New static function.
6991 (block_may_fallthru): Handle TRY_CATCH_EXPR.
6992 * tree-inline.c (expand_call_inline): Don't warn about reaching
6993 the end of a non-void function being inlined if the function uses
6996 2005-01-27 Jakub Jelinek <jakub@redhat.com>
6998 * config/i386/i386.h (CALL_USED_REGISTERS): Fix comment pastos.
7001 * c-decl.c (warn_if_shadowing): Handle old_decl error_mark_node.
7002 (pushdecl): Only use DECL_FILE_SCOPE_P if DECL_P.
7003 (implicitly_declare): Handle error_mark_node.
7005 2005-01-27 Richard Henderson <rth@redhat.com>
7008 * tree.h (struct tree_decl): Add debug_expr_is_from.
7009 (DECL_DEBUG_EXPR_IS_FROM): New.
7010 (DECL_DEBUG_EXPR): Rename from DECL_DEBUG_ALIAS_OF.
7011 * dwarf2out.c (dwarf2out_var_location): Update to match.
7012 * tree-outof-ssa.c (create_temp): Likewise.
7013 * var-tracking.c (track_expr_p): Likewise.
7014 * tree-sra.c (instantiate_element): Set DECL_DEBUG_EXPR.
7015 * c-objc-common.c (c_tree_printer) <'D'>: Handle DECL_DEBUG_EXPR.
7016 * toplev.c (default_tree_printer): Likewise.
7018 2005-01-27 Alexandre Oliva <aoliva@redhat.com>
7020 * config/frv/frv.c (frv_class_likely_spilled_p): Add GR8_REGS,
7021 GR9_REGS, GR89_REGS, FDPIC_FPTR_REGS, FDPIC_REGS.
7023 2005-01-27 Steven Bosscher <stevenb@suse.de>
7025 * tree.h (SWITCH_COND, SWITCH_BODY, SWITCH_LABELS, CASE_LOW,
7026 CASE_HIGH, CASE_LABEL, ASM_STRING, ASM_OUTPUTS, ASM_INPUTS,
7027 ASM_CLOBBERS): Add tree checks.
7029 * c-common.h (SWITCH_TYPE): Rename to SWITCH_STMT_TYPE.
7030 (SWITCH_STMT_COND, SWITCH_STMT_BODY): New.
7031 * c-common.def (SWITCH_STMT): Update to match.
7032 * c-common.c (c_do_switch_warnings): Use SWITCH_STMT accessor
7033 macros instead of SWITCH_EXPR ones.
7034 * c-dump.c (c_dump_tree): Likewise.
7035 * c-gimplify.c (gimplify_switch_stmt): Likewise.
7036 * c-typeck.c (c_start_case, do_case, c_finish_case): Likewise.
7038 * doc/c-tree.texi (SWITCH_STMT): Update accessor macro names.
7040 2005-01-27 Alan Modra <amodra@bigpond.net.au>
7042 * unwind-dw2.c (execute_stack_op): Add missing cases for
7043 DW_OP_shl, DW_OP_shr, DW_OP_shra, DW_OP_xor.
7045 2005-01-27 Eric Botcazou <ebotcazou@libertysurf.fr>
7047 * config.gcc (Obsolete configurations): Remove 'dummy', add
7048 sparclite-*-coff*, sparclite-*-elf*, sparc86x-*-elf* and
7051 2005-01-26 Diego Novillo <dnovillo@redhat.com>
7053 PR tree-optimization/19633
7054 * tree-ssa-alias.c (ptr_is_dereferenced_by): Also handle
7056 (maybe_create_global_var): Do not create .GLOBAL_VAR if there
7057 are no call-clobbered variables.
7058 * tree-outof-ssa.c (check_replaceable): Return false for calls
7061 2005-01-26 Ulrich Weigand <uweigand@de.ibm.com>
7063 * dbxout.c (dbxout_symbol_location): Resolve constant pool references
7064 even for variables with NULL DECL_INITIAL.
7066 2005-01-26 Stuart Hastings <stuart@apple.com>
7068 * gimplify.c (shortcut_cond_expr): Re-compute side-effects.
7070 2005-01-26 Richard Henderson <rth@redhat.com>
7073 * c-decl.c (finish_struct): Set DECL_MODE after resetting a
7075 * expr.c (store_field): Strip conversions to odd-bit-sized types
7076 if the destination field width matches.
7078 2005-01-26 Richard Henderson <rth@redhat.com>
7080 * c-decl.c, expmed.c, expr.c: Revert last change.
7082 2005-01-26 Richard Henderson <rth@redhat.com>
7085 * c-decl.c (finish_struct): Set DECL_MODE after resetting a
7087 * expmed.c (store_fixed_bit_field): Create a paradoxical subreg
7088 if we don't need the bits above those present in the current mode.
7089 * expr.c (store_field): Strip conversions to odd-bit-sized types
7090 if the destination field width matches.
7092 2005-01-26 Richard Sandiford <rsandifo@redhat.com>
7094 * config/mips/iris6.h (ENDFILE_SPEC): Don't link in irix-csr.o if
7095 either -ffast-math or -funsafe-math-optimizations is in use.
7097 2005-01-26 Marek Michalkiewicz <marekm@amelek.gda.pl>
7101 * config/avr/avr.c (notice_update_cc): Only set condition code for
7102 ashrqi3 if shift count > 0.
7103 (out_shift_with_cnt): Handle shift count <= 0 as a no-op.
7104 (ashlqi3_out, ashlhi3_out, ashlsi3_out, ashrqi3_out, ashrhi3_out,
7105 ashrsi3_out, lshrqi3_out, lshrhi3_out, lshrsi3_out): Handle shift
7106 count <= 0 as a no-op, and shift count >= width by copying zero
7107 or sign bit to all bits of the result.
7108 * config/avr/avr.md (all shifts): Add alternatives for zero shift
7109 count, with attribute "length" set to 0 and "cc" set to "none".
7111 2005-01-26 Aldy Hernandez <aldyh@redhat.com>
7113 * doc/invoke.texi: Document -mTLS.
7115 * testsuite/gcc.target/frv/all-tls-global-dynamic.c: New.
7116 * testsuite/gcc.target/frv/all-tls-initial-exec.c: New.
7117 * testsuite/gcc.target/frv/all-tls-initial-exec-pic.c: New.
7118 * testsuite/gcc.target/frv/all-tls-local-dynamic.c: New.
7119 * testsuite/gcc.target/frv/all-tls-local-dynamic-plt.c: New.
7120 * testsuite/gcc.target/frv/all-tls-local-dynamic-plt-pic.c: New.
7121 * testsuite/gcc.target/frv/all-tls-local-exec.c: New.
7122 * testsuite/gcc.target/frv/all-tls-local-exec-TLS.c: New.
7124 * configure.ac: Check for a TLS capable gas.
7126 * configure: Regenerate.
7128 2005-01-26 Richard Henderson <rth@redhat.com>
7131 * combine.c (make_field_assignment): Simplify store to zero_extract
7132 from a source with an overlapping mask.
7134 2005-01-26 Aldy Hernandez <aldyh@redhat.com>
7136 2004-11-11 Eric Christopher <echristo@redhat.com>
7138 * config/frv/frv.md: Add fr400_integer automaton. Don't
7139 allow TYPE_MUL, TYPE_MACC, or TYPE_CUT to issue in parallel
7142 2005-01-26 Steven Bosscher <stevenb@suse.de>
7145 * cfgbuild.c (make_edges): Do not clear or set
7146 current_function_has_computed_jump.
7147 * function.h (struct function): Remove the has_computed_jump field.
7148 (current_function_has_computed_jump): Do not define.
7149 * sched-rgn.c (is_cfg_nonregular): Return true if a basic block ends
7150 in a computed jump. Ignore current_function_has_computed_jump.
7152 2005-01-26 Richard Henderson <rth@redhat.com>
7155 * expr.c (categorize_ctor_elements): New argument p_must_clear.
7156 (categorize_ctor_elements_1): Likewise. Detect a union that isn't
7158 (mostly_zeros_p): Update for new categorize_ctor_elements argument.
7159 * gimplify.c (gimplify_init_constructor): Likewise. Only shove
7160 objects into static storage if they have more than one non-zero value.
7161 * tree.h (categorize_ctor_elements): Update decl.
7163 2005-01-26 Steven Bosscher <stevenb@suse.de>
7166 * tree.h (CALL_EXPR_TAILCALL): Add comment.
7167 * calls.c (check_sibcall_argument_overlap_1): Revert the change
7168 to this function from 2004-07-10.
7169 * tree-tailcall.c (suitable_for_tail_opt_p): Do not consider the
7170 the current function for tail call optimizations if the address
7171 of one of it its arguments is taken.
7173 2005-01-26 Kazu Hirata <kazu@cs.umass.edu>
7175 * cse.c (fold_rtx): Call equiv_constant only when necessary.
7177 2005-01-26 Bernd Schmidt <bernd.schmidt@analog.com>
7179 * function.c (expand_function_end): If current_function_calls_alloca,
7180 emit stack restore in a place that is reached when the function falls
7183 2005-01-26 Alexandre Oliva <aoliva@redhat.com>
7185 * Makefile.in (../$(build_subdir)/fixincludes/fixincl): Add dummy
7186 rule to avoid matching inappropriate suffix rule.
7188 2005-01-26 Jan Hubicka <jh@suse.cz>
7190 PR tree-optimization/19241
7191 * tree-inline.c (copy_body_r): Do not walk subtrees after substituting.
7193 2005-01-26 Hans-Peter Nilsson <hp@axis.com>
7195 * config/cris/cris.h (LIB_SPEC) <sim*>: Use -lsyslinux, not
7196 -lsyssim. Wrap -lc -lsyssim in --start-group --end-group instead
7198 (STARTFILE_SPEC): Add crti.o, before crtbegin.o.
7199 <sim*>: Always use crt1.o, regardless of N in simN.
7200 <!sim>: Drop support for -pg and -p variants; always use crt0.o.
7201 (ENDFILE_SPEC): Add crtn.o, after crtend.o.
7202 (CRT_CALL_STATIC_FUNCTION): Remove.
7203 * config/cris/aout.h (STARTFILE_SPEC): <!melinux && sim*>: Always
7204 use crt1.o, regardless of N in simN.
7205 <!sim>: Drop support for -pg and -p variants; always use crt0.o.
7206 (LIB_SPEC): Do not define; default to the one in config/cris/cris.h.
7207 (CRIS_CPP_SUBTARGET_SPEC) <melinux && !nostdinc>: Remove special
7208 case isystem setting.
7209 (MAX_OFILE_ALIGNMENT): Correct to 32, not 16.
7211 2005-01-25 Ian Lance Taylor <ian@airs.com>
7213 * gimple-low.c (block_may_fallthru): Correct handling of
7214 SWITCH_EXPR--may fall through if SWITCH_LABELS is NULL.
7216 2005-01-26 Hans-Peter Nilsson <hp@axis.com>
7218 * config/cris/cris.h (CPP_SPEC): Adjust the various mtune=
7219 handlers to match indentation; nested under the mtune=* handler.
7220 Similar for mcpu= and march=.
7222 2005-01-25 Daniel Jacobowitz <dan@codesourcery.com>
7224 * config/mips/linux.h (LIB_SPEC): Remove -rpath-link.
7225 * config/mips/linux64.h (LIB_SPEC): Likewise.
7226 * config/mn10300/linux.h (LIB_SPEC): Likewise.
7227 * config/sh/linux.h (LIB_SPEC): Likewise.
7229 2005-01-25 Aldy Hernandez <aldyh@redhat.com>
7231 * config/frv/frv.c (frv_legitimize_tls_address): New.
7232 (TARGET_HAVE_TLS): Define.
7233 (FRV_SYMBOL_REF_TLS_P): Define.
7234 (frv_override_options): Handle new register classes.
7235 (frv_legitimate_address_p): Reject tls addresses.
7236 (frv_legitimize_address): Handle TLS addresses.
7237 (gen_inlined_tls_plt): New.
7239 (frv_legitimize_tls_address): New.
7240 (unspec_got_name): Add TLS entries.
7241 (got12_operand): Add R_FRV_TLSMOFF12 case.
7242 (frv_emit_move): Fixup TLS addresses.
7243 (frv_emit_movsi): Legitimize TLS addresses.
7245 * config/frv/frv.h (MASK_BIG_TLS): New.
7246 (TARGET_BIG_TLS): New.
7247 (HAVE_AS_TLS): Define.
7248 (TARGET_SWITCHES): Add -mTLS and -mtls options.
7249 (enum reg_class): Add GR8_REGS, GR9_REGS, GR89_REGS.
7250 (REG_CLASS_NAMES): Same.
7251 (REG_CLASS_CONTENTS): Same.
7252 (CONSTRAINT_LEN): New.
7253 (REG_CLASS_FROM_CONSTRAINT): New.
7254 (PREDICATE_CODES): Add symbolic_operand.
7256 * config/frv/frv.md (define_constants): Add UNSPEC_GETTLSOFF,
7257 UNSPEC_TLS_LOAD_GOTTLSOFF12, UNSPEC_TLS_INDIRECT_CALL,
7258 UNSPEC_TLS_TLSDESC_LDD, UNSPEC_TLS_TLSDESC_LDD_AUX,
7259 UNSPEC_TLS_TLSOFF_LD, UNSPEC_TLS_LDDI, UNSPEC_TLSOFF_HILO,
7260 R_FRV_GOTTLSOFF_HI, R_FRV_GOTTLSOFF_LO, R_FRV_TLSMOFFHI,
7261 R_FRV_TLSMOFFLO, R_FRV_TLSMOFF12, R_FRV_TLSDESCHI,
7262 R_FRV_TLSDESCLO, R_FRV_GOTTLSDESCHI, R_FRV_GOTTLSDESCLO, GR8_REG,
7263 GR9_REG, GR14_REG, LRREG.
7264 (type): Add load_or_call attribute.
7265 ("load_or_call"): New reservation.
7266 ("call_gettlsoff"): New.
7267 ("tls_indirect_call"): New.
7268 ("tls_load_gottlsoff12"): New.
7269 ("tlsoff_hilo"): New.
7270 ("tls_tlsdesc_ldd"): New.
7271 ("tls_tlsoff_ld"): New.
7274 * config/frv/frv-protos.h (symbolic_operand): Protoize.
7276 2005-01-25 Alexandre Oliva <aoliva@redhat.com>
7278 * config/frv/frv.h (ASM_OUTPUT_DWARF_DTPREL): Define.
7279 * config/frv/frv-protos.h (frv_output_dwarf_dtprel): Declare.
7280 * config/frv/frv.c (TLS_BIAS): Define.
7281 (frv_output_dwarf_dtprel): New.
7283 2005-01-26 Jakub Jelinek <jakub@redhat.com>
7285 PR rtl-optimization/19579
7286 * ifcvt.c (noce_try_cmove_arith): If emitting instructions to set up
7287 both A and B, see if they don't clobber registers the other expr uses.
7289 2005-01-25 J"orn Rennecke <joern.rennecke@st.com>
7291 * real.c (do_add): Initialize signalling and canonical members.
7293 * real.c (real_from_integer): Zero out destination.
7295 2005-01-18 Jan Hubicka <jh@suse.cz>
7297 PR tree-optimize/19337
7298 * tree-inline.c (initialize_inlined_parameters): Copy
7299 saved_static_chain_decl only.
7301 2005-01-25 Richard Henderson <rth@redhat.com>
7305 * config/i386/i386.c (x86_inter_unit_moves): Zero.
7306 (ix86_preferred_reload_class): Rewrite fp-constant section, with
7307 80387 enabled, to return a proper subclass. Return the subset that
7308 overlaps with GENERAL_REGS for PLUS.
7309 * config/i386/i386.md (movsi_1, movdi_2): Set type to "mmx" for pxor.
7311 2005-01-25 Richard Henderson <rth@redhat.com>
7314 * tree-complex.c (expand_complex_div_wide): Use the correct formulae.
7316 2005-01-25 Roger Sayle <roger@eyesopen.com>
7318 * expmed.c (choose_multiplier): Change interface to return the
7319 multiplier lowpart as an rtx instead of an unsigned HOST_WIDE_INT.
7320 (expand_divmod): Update calls to choose_multiplier.
7322 2005-01-24 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
7325 * expmed.c (extract_bit_field): Use adjust_address instead of
7326 gen_lowpart when op0 is a MEM.
7328 2005-01-24 Steven Bosscher <stevenb@suse.de>
7330 * cfgexpand.c (expand_gimple_tailcall): Fix typo.
7332 2005-01-24 Richard Sandiford <rsandifo@redhat.com>
7334 * config/mips/irix-csr.c: New file.
7335 * config/mips/t-iris6 (irix-csr.o): New rule to build it.
7336 (EXTRA_MULTILIB_PARTS): Add irix-csr.o.
7337 * config/mips/iris6.h (ENDFILE_SPEC): Include it in n32 and n64
7340 2005-01-24 Eric Botcazou <ebotcazou@libertysurf.fr>
7343 * config.gcc (sparc-*-elf*): Remove sol2.h, sparc/sol2.h and
7344 sparc/elf.h, add sparc/sp-elf.h.
7345 (sparc-*-rtems*): Likewise.
7346 (sparclite-*-elf*): Remove sol2.h, sparc/sol2.h, sparc/elf.h and
7347 tm-dwarf2.h, add sparc/sp-elf.h.
7348 (sparc86x-*-elf): Likewise.
7349 (sparc64-*-elf*): Remove sol2.h, sparc/sol2.h and tm-dwarf2.h.
7350 * config/sparc/liteelf.h (TARGET_SUB_OS_CPP_BUILTINS): Rename into
7351 TARGET_OS_CPP_BUILTINS.
7352 * config/sparc/sp86x-elf (TARGET_SUB_OS_CPP_BUILTINS): Likewise.
7353 * config/sparc/rtemself.h (TARGET_SUB_OS_CPP_BUILTINS): Likewise.
7355 * config/sparc/openbsd64.h (NO_IMPLICIT_EXTERN_C): Undefine.
7356 * config/sparc/sp64-elf.h (NO_IMPLICIT_EXTERN_C): New macro.
7357 (SWITCH_TAKES_ARG): Likewise.
7358 (LOCAL_LABEL_PREFIX): Likewise.
7359 (ASM_GENERATE_INTERNAL_LABEL): Likewise.
7360 (TARGET_N_FORMAT_TYPES): Delete.
7361 (TARGET_FORMAT_TYPES): Likewise.
7362 (ASM_DECLARE_FUNCTION_SIZE): Likewise.
7363 * config/sparc/elf.h: Delete.
7364 * config/sparc/sp-elf.h: New file.
7366 2005-01-24 Kazu Hirata <kazu@cs.umass.edu>
7368 * tree-flow-inline.h (phi_arg_from_edge): Remove.
7369 * tree-flow.h: Remove the corresponding prototype.
7370 * tree-ssa-operands.h, tree-ssa-threadupdate.c, tree-ssa.c,
7371 tree-vectorizer.c: Use dest_idx instead of phi_arg_from_edge.
7373 2005-01-24 Jakub Jelinek <jakub@redhat.com>
7376 * config/rs6000/rs6000.c (rs6000_file_start): Create toc section
7377 for AIX ABI or ELF -fPIC.
7378 (rs6000_emit_load_toc_table): Don't create toc_section here.
7379 (rs6000_xcoff_file_start): Nor here.
7381 2005-01-24 J"orn Rennecke <joern.rennecke@st.com>
7383 * sh.c (ra.h): Don't #include.
7384 (hard_regs_intersect_p): New function, resurrected from ra.c.
7386 * sh.c: Fix 1996 Copyright.
7388 2005-01-24 Richard Henderson <rth@redhat.com>
7389 Aldy Hernandez <aldyh@redhat.com>
7391 * regrename.c (note_sets): Handle subregs.
7393 2005-01-24 Joseph S. Myers <joseph@codesourcery.com>
7396 * genconditions.c (write_header, write_conditions): Elide file if
7399 2005-01-24 Kazu Hirata <kazu@cs.umass.edu>
7401 * c-opts.c, expmed.c, gengtype.c, tree-complex.c,
7402 config/arm/iwmmxt.md, config/avr/avr.c, config/s390/s390.h:
7405 2005-01-24 Jakub Jelinek <jakub@redhat.com>
7407 * builtins.c (get_pointer_alignment, gimplify_va_arg_expr,
7408 expand_builtin_printf, expand_builtin_fprintf,
7409 expand_builtin_sprintf): Use POINTER_TYPE_P instead TREE_CODE
7410 checking against POINTER_TYPE.
7411 (validate_arglist): Handle POINTER_TYPE code by checking
7414 2005-01-24 Paolo Bonzini <bonzini@gnu.org>
7416 * rtlanal.c (non_rtx_starting_operands, for_each_rtx_1,
7418 (for_each_rtx): Call for_each_rtx_1.
7419 * rtl.h (init_rtlanal): Declare.
7420 * toplev.c (backend_init): Call init_rtlanal.
7422 2005-01-24 Jakub Jelinek <jakub@redhat.com>
7424 * flow.c (propagate_one_insn): Formatting.
7427 * flow.c (libcall_dead_p): Be more conservative if unsure.
7428 If there are any instructions between insn and call, see if they are
7429 all dead before saying the libcall is dead.
7431 2005-01-24 Uros Bizjak <uros@kss-loka.si>
7433 * config/i386/i386.md (*extendsfdf2_sse): Use "nonimmediate_operand"
7434 operand constraint for operand 0.
7436 2005-01-23 Richard Henderson <rth@redhat.com>
7439 * tree-complex.c (expand_complex_div_wide): Set EDGE_FALLTHRU on
7440 edges leading to join block.
7442 2005-01-23 Roger Sayle <roger@eyesopen.com>
7444 * expmed.c (expand_mult_highpart): Make static. Change type of
7445 constant multiplier argument from unsigned HOST_WIDE_INT to rtx.
7446 (expand_divmod): Updates calls to expand_mult_highpart by using
7447 gen_int_mode to pass a CONST_INT rtx.
7448 * rtl.h (expand_mult_highpart): Remove prototype.
7450 2005-01-23 Kazu Hirata <kazu@cs.umass.edu>
7452 * flow.c (regset_bytes, regset_size): Remove.
7454 * cfganal.c: Fix a reference to Harvey's paper.
7456 2005-01-23 Steven Bosscher <stevenb@suse.de>
7458 PR rtl-optimization/19464
7459 * tree-optimize.c (init_tree_optimization_passes): Add one more
7460 copyrename pass just before out-of-ssa.
7462 2005-01-23 Joseph S. Myers <joseph@codesourcery.com>
7465 * recog.c (recog_memoized): Don't define if GENERATOR_FILE.
7466 * ggc-none.c (ggc_free): Define.
7468 2005-01-23 Kazu Hirata <kazu@cs.umass.edu>
7470 * cse.c (max_reg, max_insn_uid): Remove.
7471 (cse_main): Don't access max_reg or max_insn_uid.
7473 * c-common.c (explicit_flag_signed_bitfields,
7474 lang_statement_code_p, lang_expand_function_end): Remove.
7475 * c-common.h: Remove the corresponding declarations.
7476 * c-opts.c (c_common_handle_option): Remove all write access
7477 to explicit_flag_signed_bitfields.
7479 * cgraph.c (cgraph_varpool_n_nodes): Remove.
7480 (cgraph_varpool_node): Don't access cgraph_varpool_n_nodes.
7481 * cgraph.h: Remove the corresponding declaration.
7483 * gcse.c (null_pointer_info): Remove.
7485 2005-01-23 Roger Sayle <roger@eyesopen.com>
7486 Eric Botcazou <ebotcazou@libertysurf.fr>
7488 * combine.c (simplify_logical): Only simplify logical expressions
7489 of the form ior(and(x,y),z) by the inverse distributive law if the
7490 result is cheaper than the original.
7492 2005-01-23 Kazu Hirata <kazu@cs.umass.edu>
7494 * alias.c, c-common.h, c-incpath.c, c-incpath.h, expr.c,
7495 fold-const.c, gimplify.c, params.h, tree-data-ref.c,
7496 tree-if-conv.c, tree-nested.c, tree-outof-ssa.c,
7497 tree-ssa-dom.c, tree-vectorizer.c, tree.def, config/darwin.c,
7498 config/freebsd-spec.h, config/arm/arm.h,
7499 config/h8300/h8300.md, config/i386/i386.md,
7500 config/i386/predicates.md, config/i386/sse.md,
7501 config/ia64/ia64.c, config/ip2k/ip2k.c, config/s390/s390.c,
7502 config/vax/vax.md: Fix comment typos. Follow spelling
7505 2005-01-23 Steven Bosscher <stevenb@suse.de>
7507 * gengtype.c (walk_type): Produce `not equal to' compares for loop
7508 tests, instead of `less than'.
7510 2005-01-23 Richard Sandiford <rsandifo@redhat.com>
7512 * function.c (assign_parm_setup_block): When creating a new stack slot
7513 for a parameter, get its alignment from the parameter's DECL_ALIGN
7514 rather than the type's TYPE_ALIGN. Make sure that the parameter
7515 is at least word aligned.
7517 2005-01-22 Roger Sayle <roger@eyesopen.com>
7520 * config/avr/avr.c (avr_hard_regno_mode_ok): Rewrite.
7522 2005-01-22 Richard Henderson <rth@redhat.com>
7525 * config/i386/i386.md (movsfcc_1_sse_max): Use nonimmediate_operand
7526 in both compare operands.
7527 (movdfcc_1_sse_max): Likewise.
7528 (movsfcc_1_sse): Likewise. Add earlyclobber for scratch.
7529 (movdfcc_1_sse): Likewise.
7530 * config/i386/i386.c (ix86_split_sse_movcc): Emit copies into the
7531 scratch register as needed.
7533 2005-01-22 Richard Henderson <rth@redhat.com>
7535 * config/i386/i386.md (smaxsf3): Fix mnemonic typo.
7537 * config/i386/i386.c (ix86_prepare_fp_compare_args): Fix is_sse test.
7539 2005-01-22 Richard Henderson <rth@redhat.com>
7541 * genopinit.c (optabs): Use smin/smax for floating point too.
7542 * doc/md.texi: Update to match. Clarify that floating point
7543 results are undefined for +0/-0 and NaN.
7544 * doc/rtl.texi: Likewise.
7545 * rtl.def (SMIN, SMAX): Likewise
7546 * tree.def (MIN_EXPR, MAX_EXPR): Likewise.
7548 * config/alpha/alpha.md (smaxdf3, smindf3, smaxsf3, sminsf3): Add
7549 leading 's' to the name.
7550 * config/ia64/ia64.md (smaxsf3, sminsf3, smaxdf3, smindf3,
7551 smaxxf3, sminxf3): Likewise.
7552 * config/rs6000/rs6000.md (smaxdf3, smindf3, smaxsf3, sminsf3):
7555 2005-01-22 Paul Brook <paul@codesourcery.com>
7557 * config/arm/arm.md: Use "Uy" constraint for wcgr load/stores.
7559 2005-01-21 Mark Dettinger <dettinge@de.ibm.com>
7561 * config/s390/s390.c (struct processor_costs): New fields
7562 dlgr, dlr, dr, dsgfr, dsgr.
7563 (z900_cost, z990_cost): Values for new fields.
7564 (s390_rtx_costs): New cases MEM und COMPARE in switch
7565 statement. Modified handling of SIGN_EXTEND, ZERO_EXTEND,
7566 DIV, MOD, UDIV, UMOD.
7568 2005-01-21 Ulrich Weigand <uweigand@de.ibm.com>
7570 * config/s390/s390.md ("doloop_si64"): Reload input value directly
7571 into the register being decremented.
7572 ("doloop_si31", "doloop_di"): Likewise.
7573 ("*doloop_si_long"): Adapt pattern.
7575 2005-01-21 Ulrich Weigand <uweigand@de.ibm.com>
7577 * config/s390/s390.h (HARD_REGNO_NREGS): Fix computation for
7579 (CLASS_MAX_NREGS): Likewise.
7581 2005-01-21 Daniel Berlin <dberlin@dberlin.org>
7583 * doc/tree-ssa.texi (Statement Operands): Add example for new
7584 must-def macro. Note deprecation of old operands interface.
7586 2005-01-22 Richard Sandiford <rsandifo@redhat.com>
7588 PR tree-optimization/19484
7589 * tree-cfg.c (remove_fallthru_edge): New function.
7590 (cleanup_control_flow): Remove fallthru edges from calls that are
7591 now known not to return.
7593 2005-01-20 Daniel Berlin <dberlin@dberlin.org>
7595 Fix PR tree-optimization/19038
7596 * tree-ssa-dom.c (cprop_operand): Don't replace loop invaeriant
7597 copies with loop variant ones.
7599 2005-01-22 Kazu Hirata <kazu@cs.umass.edu>
7601 * cfganal.c, real.h, reorg.c, timevar.def, tree-ssa-ccp.c,
7602 config/alpha/alpha-protos.h, config/alpha/alpha.h,
7603 config/alpha/alpha.md, config/alpha/predicates.md,
7604 config/sparc/freebsd.h, config/sparc/netbsd-elf.h,
7605 config/sparc/sol2.h: Update copyright.
7607 * tree-cfg.c (remove_forwarder_block_with_phi): Look at the
7608 first label to see if it is a nonlocal label.
7610 2005-01-22 David Edelsohn <edelsohn@gnu.org>
7611 Andrew Pinski <pinskia@physics.uc.edu>
7614 * config/rs6000/rs6000.c (rs6000_va_start): Saturate n_gpr at
7615 maximum number of GPRs. Saturate n_fpr at maximum number of FPRs.
7617 2005-01-22 Ralf Corsepius <ralf.corsepius@rtems.org>
7619 * config/rs6000/rtems.h: Update copyright.
7621 2005-01-22 Ralf Corsepius <ralf.corsepius@rtems.org>
7624 * config/rs6000/rtems.h: Resurrect cpp_os_rtems_spec from gcc < 3.4.
7625 (CPP_OS_RTEMS_SPEC): New (From gcc-3.3's config/rs6000/sys4.h).
7626 (SUBSUBTARGET_EXTRA_SPECS): Use CPP_OS_RTEMS_SPEC.
7628 2005-01-22 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
7631 * c-typeck.c (convert_arguments): Check for error_mark_node.
7633 2005-01-21 Ian Lance Taylor <ian@airs.com>
7635 PR tree-optimization/13000
7636 * tree-inline.c: Include "tree-flow.h".
7637 (expand_call_inline): If warn_return_type, warn if non-void inline
7638 function falls through.
7639 * tree-cfg.c (execute_warn_function_return): Don't warn about
7640 control reaching end if TREE_NO_WARNING is set. Set
7642 * gimple-low.c (block_may_fallthru): Don't assume that SWITCH_EXPR
7644 * gimplify.c (shortcut_cond_expr): Don't emit a jump over the else
7645 branch if we don't need one.
7646 * c-typeck.c: Include "tree-flow.h"
7647 (c_finish_bc_stmt): Don't add a goto if the current statement
7648 list doesn't fall through to the current point.
7650 2005-01-21 Roger Sayle <roger@eyesopen.com>
7652 PR rtl-optimization/576
7653 * real.c (real_arithmetic): Change return type from void to bool
7654 to return an indication that the result may be inexact.
7655 * real.h (real_arithmeric): Update prototype.
7656 * fold-const.c (const_binop): Don't constant fold floating
7657 point expressions when the user specifies -frounding-math and
7658 the result may depend upon the run-time rounding mode.
7659 (fold_convert_const_real_from_real): Clean-up.
7660 (fold_initializer): Ignore flag_rounding_math for initializers.
7661 * simplify-rtx.c (simplify_binary_operation): Likewise, don't
7662 constant fold FP operations with flag_rounding_math if the
7663 result may depend upon the run-time rounding mode.
7665 2005-01-21 Tom Tromey <tromey@redhat.com>
7667 * c-cppbuiltin.c (define__GNUC__): Correct assertion.
7669 2005-01-21 Kazu Hirata <kazu@cs.umass.edu>
7671 * tree-cfg.c: Fix comment typos.
7673 2005-01-21 J"orn Rennecke <joern.rennecke@st.com>
7675 * passes.c (rest_of_handle_flow2): Close / open the flow2 dump file
7676 around the call to rest_of_handle_branch_target_load_optimize.
7678 2005-01-21 Eric Botcazou <ebotcazou@libertysurf.fr>
7680 * config.gcc (sparc-*-netbsdelf*): Include dbxelf.h
7681 (sparc64-*-openbsd*): Likewise.
7682 (sparclite-*-elf*): Include tm-dwarf2.h.
7683 (sparc86x-*-elf*): Likewise.
7684 (sparc64-*-elf*): Likewise.
7685 * config/sparc/linux64.h (DWARF2_DEBUGGING_INFO): Delete.
7686 (DBX_DEBUGGING_INFO): Likewise.
7687 * config/sparc/liteelf.h (DWARF2_DEBUGGING_INFO): Likewise.
7688 (PREFERRED_DEBUGGING_TYPE): Likewise.
7689 * config/sparc/netbsd-elf.h (PREFERRED_DEBUGGING_TYPE): Likewise.
7690 * config/sparc/sp64-elf.h (DBX_DEBUGGING_INFO): Likewise.
7691 (PREFERRED_DEBUGGING_TYPE): Likewise.
7692 * config/sparc/sp86x-elf.h (DWARF2_DEBUGGING_INFO): Likewise.
7693 (PREFERRED_DEBUGGING_TYPE): Likewise.
7694 * config/sparc/sparc.h (DBX_DEBUGGING_INFO): Likewise.
7696 2005-01-21 Hans-Peter Nilsson <hp@bitrange.com>
7699 * combine.c (combine_simplify_rtx): Revert change of 2004-12-31.
7701 2005-01-20 Paul Brook <paul@codesourcery.com>
7703 * doc/rtl.texi: Document value extension requirements for CONST_INT.
7705 2005-01-20 Kazu Hirata <kazu@cs.umass.edu>
7707 * tree-cfg.c (tree_verify_flow_info): Check that a nonlocal
7708 label is first in a sequence of labels.
7710 * tree-cfg.c (tree_verify_flow_info): Fix a typo.
7712 2005-01-20 Janis Johnson <janis187@us.ibm.com>
7713 Giovanni Bajo <giovannibajo@gcc.gnu.org>
7715 * doc/sourcebuild.texi (Test Directives): New.
7717 2005-01-20 Roger Sayle <roger@eyesopen.com>
7719 * real.c (real_floor): Don't leave the result uninitialized when
7720 mode is VOIDMode, but return the unrounded intermediate value.
7721 (real_ceil): Likewise.
7723 2005-01-20 Paul Brook <paul@codesourcery.com>
7725 * config/arm/arm.md (insv): Use gen_int_mode.
7727 2005-01-20 Eric Botcazou <ebotcazou@libertysurf.fr>
7729 * config/sparc/freebsd.h (ASM_OUTPUT_INTERNAL_LABELREF): Delete.
7730 * config/sparc/linux.h (ASM_OUTPUT_INTERNAL_LABELREF): Likewise.
7731 * config/sparc/linux64.h (ASM_OUTPUT_INTERNAL_LABELREF): Likewise.
7732 * config/sparc/netbsd-elf.h (ASM_OUTPUT_INTERNAL_LABELREF): Likewise.
7733 * config/sparc/sol2.h (ASM_OUTPUT_INTERNAL_LABELREF): Likewise.
7735 2005-01-20 Daniel Berlin <dberlin@dberlin.org>
7738 * dwarf2out.c (concat_loc_descriptor): We don't know we can use
7739 fbreg, so we have to assume we can't.
7740 (loc_descriptor_from_tree_1): Ditto.
7741 (containing_function_has_frame_base): New function.
7742 (add_location_or_const_value_attribute): Use it.
7743 Also try to generate a frame_base from a single element location
7746 2005-01-20 Kazu Hirata <kazu@cs.umass.edu>
7748 PR tree-optimization/15349
7749 * timevar.def (TV_TREE_MERGE_PHI): New.
7750 * tree-cfg.c (tree_forwarder_block_p): Add a new argument
7752 (remove_forwarder_block, cleanup_forwarder_blocks): Adjust the
7753 calls to tree_forwarder_block_p.
7754 (remove_forwarder_block_with_phi, merge_phi_nodes,
7755 gate_merge_phi, pass_merge_phi): New.
7756 * tree-optimize.c (init_tree_optimization_passes): Add
7758 * tree-pass.h: Add an extern for pass_merge_phi;
7760 2005-01-20 Richard Henderson <rth@redhat.com>
7763 * config/i386/emmintrin.h (_mm_castpd_ps, _mm_castpd_si128): New.
7764 (_mm_castps_pd, _mm_castps_si128): New.
7765 (_mm_castsi128_ps, _mm_castsi128_pd): New.
7767 2005-01-20 Richard Henderson <rth@redhat.com>
7770 * config/i386/mmintrin.h (_mm_cvtsi32_si64): Use
7771 __builtin_ia32_vec_init_v2si.
7772 (_mm_cvtsi64_si32): Use __builtin_ia32_vec_ext_v2si.
7773 * config/i386/i386.c (IX86_BUILTIN_VEC_EXT_V2SI): New.
7774 (ix86_init_mmx_sse_builtins): Create it.
7775 (ix86_expand_builtin): Expand it.
7776 (ix86_expand_vector_set): Handle V2SFmode and V2SImode.
7777 * config/i386/mmx.md (vec_extractv2sf_0, vec_extractv2sf_1): New.
7778 (vec_extractv2si_0, vec_extractv2si_1): New.
7780 2005-01-20 Richard Henderson <rth@redhat.com>
7783 * config/i386/i386.c (ix86_expand_push): New.
7784 * config/i386/mmx.md (push<MMXMODE>1): New.
7785 * config/i386/sse.md (push<SSEMODE>1): New.
7786 * config/i386/i386-protos.h: Update.
7788 2005-01-20 Kazu Hirata <kazu@cs.umass.edu>
7790 * params.def, params.h, predict.c, tree-ssa-loop-im.c: Update
7793 2005-01-20 Richard Henderson <rth@redhat.com>
7795 * rtl.def (CONST_VECTOR): Use RTX_CONST_OBJ.
7796 * rtl.h (CONSTANT_P): Don't special case CONST_VECTOR.
7798 2005-01-19 Richard Henderson <rth@redhat.com>
7801 * config/i386/i386.c (ix86_expand_vector_move_misalign): Convert
7802 to V4SFmode in SSE1 fallback load path.
7804 2005-01-19 Richard Henderson <rth@redhat.com>
7806 * config/i386/i386.c (ix86_expand_vector_init_one_var): Fix typo
7807 in QImode expansion to ix86_expand_vector_set.
7808 (ix86_expand_vector_init_general): Fix typo in V8HImode recursive call.
7810 2005-01-19 Richard Henderson <rth@redhat.com>
7813 * config/i386/i386.c (ix86_preferred_reload_class): Return a proper
7814 subclass of the input class.
7815 (ix86_secondary_memory_needed): Always true for cross-MMX classes.
7816 Always true for cross-SSE1 classes. Rationalize conditionals.
7817 * config/i386/i386.h (SSE_CLASS_P, MMX_CLASS_P): Use straight equality.
7818 * config/i386/i386.md (movsi_1): Add MMX/SSE zeros. Fix alternatives
7819 for SSE1. Don't check TARGET_INTER_UNIT_MOVES.
7820 (movdi_2): Add MMX/SSE zeros.
7821 (movdi_1_rex64): Likewise. Don't check TARGET_INTER_UNIT_MOVES.
7822 (movsf_1): Don't check TARGET_INTER_UNIT_MOVES.
7823 (zero_extendsidi2_32, zero_extendsidi2_rex64): Likewise.
7824 (movsi_1_nointernunit, movdi_1_rex64_nointerunit): Remove.
7825 (movsf_1_nointerunit, zero_extendsidi2_32_1): Remove.
7826 (zero_extendsidi2_rex64_1): Remove.
7827 (MOV0 peephole): Check GENERAL_REG_P.
7829 2005-01-19 Richard Henderson <rth@redhat.com>
7832 * config/i386/i386.c (ix86_expand_vector_set): Fix third and fourth
7834 (ix86_expand_vector_extract): Likewise.
7836 2005-01-19 Richard Henderson <rth@redhat.com>
7839 * expr.c (emit_move_change_mode): New argument force; use
7840 simplify_gen_subreg if true.
7841 (emit_move_via_alt_mode): Merge into ...
7842 (emit_move_via_integer): ... here.
7843 (emit_move_ccmode): Use emit_move_change_mode directly.
7845 2005-01-19 Richard Henderson <rth@redhat.com>
7848 * config/alpha/alpha.c (alpha_rtx_costs): Handle HIGH.
7849 (alpha_preferred_reload_class): Handle CONST_VECTOR.
7850 (alpha_emit_set_const_1): Add no_output parameter; don't emit
7852 (alpha_emit_set_const): Likewise. Make static.
7853 (alpha_emit_set_long_const): Make static.
7854 (alpha_extract_integer): Split out from alpha_expand_mov.
7855 (alpha_split_const_mov): Likewise.
7856 (alpha_expand_mov): Use them. Handle CONST_VECTOR.
7857 (alpha_legitimate_constant_p): New.
7858 * config/alpha/alpha-protos.h: Update.
7859 * config/alpha/alpha.h (REGISTER_MOVE_COST): Correct fp<->gp cost.
7860 (LEGITIMATE_CONSTANT_P): Re-implement with a function.
7861 * config/alpha/alpha.md (movsi): Add n alternative.
7862 (movsi_nt_vms, movdi_er_nofix, movdi_er_fix, movdi_fix): Likewise.
7863 (mov<VEC>_fix, mov<VEC>_nofix): Add i alternative.
7864 (splitters for all of the above): Use alpha_split_const_mov.
7865 * config/alpha/predicates.md (non_add_const_operand): New.
7866 (non_zero_const_operand): New.
7867 (input_operand): Use alpha_legitimate_constant_p after reload.
7869 2005-01-19 Zdenek Dvorak <dvorakz@suse.cz>
7871 PR tree-optimization/19038
7872 * tree-ssa-loop-ivopts.c (allow_ip_end_pos_p): New function.
7873 (add_candidate): Add ivs with increment in latch only if
7874 allow_ip_end_pos_p is true.
7875 (determine_iv_cost): Use empty_block_p.
7877 2005-01-19 Daniel Berlin <dberlin@dberlin.org>
7879 * cfganal.c (compute_dominance_frontiers_1): Replace with new algorithm
7880 (compute_dominance_frontiers): Ditto.
7882 2005-01-19 Ralf Corsepius <ralf.corsepius@rtems.org>
7885 * config/sh/t-rtems: New.
7886 * config.gcc (sh-*-rtems*): Reflect having added config/sh/t-rtems.
7888 2005-01-19 Zdenek Dvorak <dvorakz@suse.cz>
7890 * tree-ssa-ccp.c (maybe_fold_offset_to_component_ref): Always subtract
7891 the offset of the selected field.
7893 2005-01-19 Kazu Hirata <kazu@cs.umass.edu>
7895 * tree-cfg.c (remove_forwarder_block): Fix the check to
7896 prevent a nonlocal label from appearing in the middle of a
7899 2005-01-19 Hans-Peter Nilsson <hp@axis.com>
7901 PR rtl-optimization/19462
7902 * reorg.c (find_end_label): Create return insn only if
7903 current_function_epilogue_delay_list is empty.
7905 2005-01-19 Paolo Bonzini <bonzini@gnu.org>
7907 * doc/passes.texi: Remove paragraph mentioning new-ra.
7909 2005-01-19 Jakub Jelinek <jakub@redhat.com>
7911 PR rtl-optimization/15139
7912 * combine.c: Include params.h.
7913 (count_rtxs): New function.
7914 (record_value_for_reg): If replace_rtx would replace at least
7915 2 occurrences of REG in VALUE and TEM is really large, replace REG with
7916 (clobber (const_int 0)) instead of TEM.
7917 * params.def (PARAM_MAX_LAST_VALUE_RTL): New.
7918 * params.h (MAX_LAST_VALUE_RTL): New.
7919 * Makefile.in (combine.o): Depend on $(PARAMS_H).
7920 * doc/invoke.texi (--param max-last-value-rtl=N): Document.
7923 * c-typeck.c (digest_init): Only call build_vector if all constructor
7924 elements are *_CST nodes.
7925 * gimplify.c (gimplify_init_constructor): Likewise.
7928 * c-typeck.c (digest_init): Only call build_vector if inside_init
7931 2005-01-18 Tobias Schl"uter <tobias.schlueter@physik.uni-muenchen.de>
7933 * toplev.c (init_asm_output): Remove dead #ifdef.
7935 2005-01-18 Kaz Kojima <kkojima@gcc.gnu.org>
7937 * config/sh/linux.h (TARGET_C99_FUNCTIONS): Define.
7939 2005-01-18 Eric Botcazou <ebotcazou@libertysurf.fr>
7941 * calls.c (expand_call): Check DECL_BUILT_IN_CLASS before
7942 accessing DECL_FUNCTION_CODE.
7943 * dojump.c (do_jump): Likewise.
7944 * gimplify.c (gimplify_call_expr): Likewise.
7945 * predict.c (expr_expected_value): Likewise.
7946 (strip_builtin_expect): Likewise.
7947 * tree-inline.c (estimate_num_insns_1): Likewise.
7948 * tree-ssa-loop-im.c (stmt_cost): Likewise
7949 * fold-const.c (fold): Test for BUILT_IN_NORMAL.
7950 (tree_expr_nonnegative_p): Likewise.
7952 2005-01-18 Eric Botcazou <ebotcazou@libertysurf.fr>
7954 * config/sparc/sparc.c (load_pic_register): Emit the appropriate
7955 variant of the load_pcrel_sym pattern.
7956 * config/sparc/sparc.md (P macro): Move to the top.
7957 (load_pcrel_sym): Macroize using P.
7958 (save_register_window): Likewise.
7960 2005-01-18 Aldy Hernandez <aldyh@redhat.com>
7962 * config/rs6000/rs6000.md ("sunordered"): Disable for e500.
7965 2005-01-18 Andrew Pinski <pinskia@physics.uc.edu>
7968 * c-typeck.c (build_asm_expr): Strip nops off
7969 input memory operands.
7971 2005-01-18 David Edelsohn <edelsohn@gnu.org>
7973 * config/rs6000/aix43.h (CPLUSPLUS_CPP_SPEC): Delete
7974 _XOPEN_SOURCE, _XOPEN_SOURCE_EXTENDED, _LARGE_FILE_API.
7975 * config/rs6000/aix51.h (CPLUSPLUS_CPP_SPEC): Same.
7976 * config/rs6000/aix52.h (CPLUSPLUS_CPP_SPEC): Same.
7978 2005-01-18 Joel Sherrill <joel.sherrill@oarcorp.com>
7981 * config/i386/i386.c (override_options): If the 80387 is disabled,
7982 then do not return FP values using FP registers.
7984 2005-01-18 Kazu Hirata <kazu@cs.umass.edu>
7986 * basic-block.h, c-common.c, c-cppbuiltin.c, c-lang.c,
7987 c-tree.h, cfgbuild.c, cgraph.c, cgraph.h, collect2.c,
7988 combine.c, config.gcc, coverage.h, cse.c, cselib.c,
7989 defaults.h, df.c, dwarf2asm.c, dwarf2out.c, explow.c, expr.c,
7990 flow.c, fold-const.c, gcse.c, ggc-page.c, gimple-low.c,
7991 gimplify.c, ifcvt.c, langhooks-def.h, lcm.c, optabs.h,
7992 output.h, postreload-gcse.c, postreload.c, recog.c,
7993 resource.c, rtl.def, rtlanal.c, sched-deps.c, sched-rgn.c,
7994 targhooks.h, toplev.c, tree-data-ref.c, tree-eh.c,
7995 tree-flow.h, tree-loop-linear.c, tree-mudflap.h, tree-nrv.c,
7996 tree-optimize.c, tree-outof-ssa.c, tree-pass.h,
7997 tree-scalar-evolution.c, tree-ssa-copy.c, tree-ssa-dce.c,
7998 tree-ssa-dse.c, tree-ssa-loop-ivopts.c, tree-ssa-operands.c,
7999 tree-ssa-pre.c, tree-ssa.c, tree-vectorizer.c, tree.def,
8000 unwind-dw2-fde-darwin.c, var-tracking.c: Update copyright.
8002 * config/darwin.c, config/darwin.h, config/freebsd-spec.h,
8003 config/alpha/alpha.c, config/arm/vfp.md,
8004 config/i386/emmintrin.h, config/i386/i386-modes.def,
8005 config/i386/i386-protos.h, config/i386/i386.h,
8006 config/i386/pmmintrin.h, config/i386/ppro.md,
8007 config/i386/predicates.md, config/i386/xmmintrin.h,
8008 config/i860/i860.c, config/ia64/ia64-modes.def,
8009 config/ia64/ia64-protos.h, config/ia64/ia64.h,
8010 config/ia64/ia64.md, config/ia64/itanium1.md,
8011 config/ia64/itanium2.md, config/ia64/predicates.md,
8012 config/iq2000/iq2000.h, config/mips/linux64.h,
8013 config/rs6000/aix41.h, config/rs6000/aix43.h,
8014 config/rs6000/aix52.h, config/rs6000/darwin-fallback.c,
8015 config/rs6000/rs6000.c, config/rs6000/rs6000.h,
8016 config/rs6000/spe.md, config/sh/sh.md, config/sparc/linux.h,
8017 config/sparc/linux64.h, config/sparc/litecoff.h,
8018 config/sparc/sp64-elf.h, config/sparc/sparc.c,
8019 config/sparc/sparc.h, config/sparc/sparc.md,
8020 config/sparc/sysv4-only.h: Update copyright.
8022 2005-01-18 Richard Henderson <rth@redhat.com>
8025 * config/i386/i386.c (ix86_expand_fp_movcc): Fail for LTGT and UNEQ.
8027 2005-01-18 Marc Espie <espie@openbsd.org>
8028 * config/i386/openbsdelf.h: Typo.
8030 2005-01-18 Richard Henderson <rth@redhat.com>
8032 * config/i386/i386.c (ix86_expand_fp_movcc): Remove TARGET_IEEE_FP
8033 special case for sse.
8034 * config/i386/predicates.md (sse_comparison_operator): Likewise.
8036 2005-01-18 Dorit Naishlos <dorit@il.ibm.com>
8038 * tree-inline.c (estimate_num_insns_1): Added cases for
8039 ALIGN_INDIRECT_REF, MISALIGNED_INDIRECT_REF, and REALIGN_LOAD_EXPR.
8041 2005-01-18 Eric Botcazou <ebotcazou@libertysurf.fr>
8043 PR rtl-optimization/19296
8044 * combine.c (simplify_comparison): Rewrite the condition under
8045 which a non-paradoxical SUBREG of a PLUS can be lifted when
8046 compared against a constant.
8048 2005-01-18 Andi Kleen <ak@muc.de>
8050 * c-typeck.c: (convert_for_assignment): Check warn_pointer_sign.
8051 * c.opt (-Wpointer-sign): Add.
8052 * doc/invoke.texi: (-Wpointer-sign): Add.
8054 2005-01-18 Uros Bizjak <uros@kss-loka.si>
8056 * config/i386/i386.c (override_options): Revert 2004-11-24 change.
8057 * config/i386/i386.md (fmodsf3, dremsf3, *sinsf2, *cossf2, sincossf3,
8058 *tansf3_1, tansf2, atan2sf3_1, atan2sf3, atansf2, asinsf2, acossf2,
8059 logsf2, log10sf2, log2sf2, log1psf2, logbsf2, ilogbsf2, expsf2,
8060 exp10sf2, exp2sf2, expm1sf2, rintsf2, floorsf2, ceilsf2, btruncsf2,
8061 nearbyintsf2): Disable for TARGET_SSE_MATH. Leave patterns enabled
8062 for TARGET_MIX_SSE_I387.
8063 (fmoddf3, dremdf3, *sindf2, *sinextendsfdf2, *cosdf2, *cosextendsfdf2,
8064 sincosdf3, *sincosextendsfdf3, *tandf3_1, tandf2, atan2df3_1,
8065 atan2df3, atandf2, asindf2, acosdf2, logdf2, log10df2, log2df2,
8066 log1pdf2, logbdf2, expdf2, exp10df2, exp2df2, expm1df2, rintdf2,
8067 floordf2, ceildf2, btruncdf2, nearbyintdf2): Disable for
8068 (TARGET_SSE2 && TARGET_SSE_MATH). Leave patterns enabled for
8069 TARGET_MIX_SSE_I387.
8070 (atan2sf3, atan2df3, atan2xf3): Remove register constraints
8073 2005-01-18 Uros Bizjak <uros@kss-loka.si>
8076 * config/i386/mmx.md (*movv2sf_internal_rex64, *movv2sf_internal):
8077 Add movaps alternative for xmm reg->reg move.
8079 2005-01-17 Jeff Law <law@redhat.com>
8081 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Clear SSA_NAME_VALUE
8082 at the end of the main DOM loop rather than just before DOM exits.
8084 2005-01-17 Diego Novillo <dnovillo@redhat.com>
8086 PR tree-optimization/19121
8087 * tree-ssa-alias.c (compute_flow_sensitive_aliasing): When
8088 adding aliases to a name tag, also add them to the pointer's
8090 * tree-ssa-copy.c (merge_alias_info): Do not merge flow
8091 sensitive alias info at all. Only check that the two pointers
8092 have compatible pointed-to sets.
8093 * tree-ssa.c (verify_name_tags): Verify that the alias set of
8094 a pointer's type tag is a superset of the alias set of the
8097 2005-01-17 James E Wilson <wilson@specifixinc.com>
8100 * config/ia64/ia64.md (movxf): Handle general register source. Adjust
8101 comment to document why.
8103 2005-01-17 Richard Henderson <rth@redhat.com>
8105 * config/i386/sse.md (smaxv4sf3_finite, sse_vmsmaxv4sf3_finite,
8106 sminv4sf3_finite, sse_vmsminv4sf3_finite, smaxv2df3_finite,
8107 sse2_vmsmaxv2df3_finite, sminv2df3_finite,
8108 sse2_vmsminv2df3_finite): New.
8109 (smaxv4sf3, sse_vmsmaxv4sf3, sminv4sf3, sse_vmsminv4sf3, smaxv2df3,
8110 sse2_vmsmaxv2df3, sminv2df3, sse2_vmsminv2df3): Remove commutative.
8111 Force op1 into register.
8113 2005-01-17 Kelley Cook <kcook@gcc.gnu.org>
8115 * Makefile.in (STAGEMOVESTUFF): Stage all the stamp files to prevent
8116 bubblestrap from always rebuilding build directory.
8118 2005-01-17 Ulrich Weigand <uweigand@de.ibm.com>
8120 * config/s390/s390.md ("*clc"): Remove incorrect '='.
8121 ("*cmpmem_short"): Likewise.
8123 2005-01-17 Steven Bosscher <stevenb@suse.de>
8125 * basic-block.h: Document BB_* flags.
8126 * regrename.c (copyprop_hardreg_forward): Don't use BB_VISITED,
8127 use an sbitmap instead.
8128 * sched-rgn.c (compute_trg_info): Likewise.
8130 2005-01-17 Richard Sandiford <rsandifo@redhat.com>
8132 * config.gcc (mips64*-*-linux*): Set the default abi to n32. Remove
8133 redundant target_cpu_default and extra_parts lines. Use the default
8135 * config/mips/linux64.h (DRIVER_DEFAULT_ABI_SELF_SPEC): Delete.
8136 (SUBTARGET_EXTRA_SPECS): Delete.
8137 (DRIVER_SELF_SPECS): Remove architecture lines. Set the ABI directly.
8138 (SUBTARGET_ASM_SPEC): Remove -mabi=n32 and -mabi=64 mappings.
8139 * config/mips/t-linux64 (MULTILIB_DIRNAMES): Use "32" for -mabi=32
8140 and "n32" for -mabi=n32.
8142 2005-01-17 Ian Lance Taylor <ian@airs.com>
8145 * c-typeck.c (build_c_cast): Revert patch of 2003-02-16: don't
8146 fold constant variables into initial values.
8148 2005-01-17 Kazu Hirata <kazu@cs.umass.edu>
8150 * tree-cfg.c (tree_can_merge_blocks_p): Reorder two checks.
8152 * tree-cfg.c (tree_forwarder_block_p): Speed up by walking
8153 through the statements backward.
8155 2005-01-17 Ian Lance Taylor <ian@airs.com>
8157 PR middle-end/13127:
8158 * tree-inline.c (expand_call_inline): Set TREE_NO_WARNING on
8159 a variable set to the return value of the inlined function.
8161 2005-01-17 Mark Dettinger <dettinge@de.ibm.com>
8163 * rtlanal.c (rtx_cost): Assign cost of 0 to a SUBREG
8164 when modes are tieable.
8166 2005-01-17 Ranjit Mathew <rmathew@hotmail.com>
8168 * gthr-posix.h (__gthread_active_p): Use pthread_cancel instead
8169 of pthread_create to find out if threads are enabled.
8170 * gthr-posix95.h (__gthread_active_p): Likewise.
8172 2005-01-17 Paolo Bonzini <bonzini@gnu.org>
8174 * common.opt (-fnew-ra): Remove.
8176 * toplev.h (flag_new_regalloc): Remove.
8177 * Makefile.in (ra*.*): Don't mention.
8178 * passes.c (rest_of_handle_new_regalloc): Remove.
8179 (rest_of_handle_combine, rest_of_compilation): Always consider
8180 flag_new_regalloc as false.
8181 * doc/invoke.texi: Don't document -fnew-ra.
8183 2005-01-17 Paolo Bonzini <bonzini@gnu.org>
8185 * bb-reorder.c (fix_edges_for_rarely_executed_code): Remove
8186 last parameter to reg_scan.
8187 * loop.c (loop_optimize): Likewise.
8188 * passes.c (rest_of_handle_tracer, rest_of_handle_if_conversion,
8189 rest_of_handle_web, rest_of_handle_cfg, rest_of_handle_jump_bypass,
8190 rest_of_handle_life, rest_of_handle_cse, rest_of_handle_cse2,
8191 rest_of_handle_gcse, rest_of_handle_loop_optimize,
8192 rest_of_handle_loop2, rest_of_handle_jump2): Likewise.
8193 * regclass.c (reg_scan): Likewise, for the declaration.
8194 * rtl.h (reg_scan): Likewise, for the prototype.
8196 2005-01-17 Kazu Hirata <kazu@cs.umass.edu>
8198 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Don't call
8199 mark_dfs_back_edges.
8201 2005-01-16 Daniel Berlin <dberlin@dberlin.org>
8203 * tree-ssa-pre.c (add_to_sets): s1 may be NULL.
8204 (compute_avail): Uses don't go in tmp_gen.
8206 2005-01-16 Steven Bosscher <stevenb@suse.de>
8208 * ggc-page.c (ggc_alloc_stat): Use __builtin_ctzl instead of a
8209 loop to look for a free slot in a page entry.
8211 2005-01-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
8214 * defaults.h (TARGET_DEFERRED_OUTPUT_DEFS): Provide default.
8215 * toplev.c (compile_file): Call process_pending_assemble_output_defs
8216 just before targetm.asm_out.file_end.
8217 * tree.h (process_pending_assemble_output_defs): Declare.
8218 * varasm.c (assemble_output_def, process_pending_assemble_output_defs):
8220 (assemble_alias): Defer generation of assembly code for defines when
8221 TARGET_DEFERRED_OUTPUT_DEFS is true.
8222 * config/rs6000/aix41.h (TARGET_DEFERRED_OUTPUT_DEFS): Define.
8223 * config/rs6000/aix43.h (TARGET_DEFERRED_OUTPUT_DEFS): Define.
8224 * doc/tm.texi (TARGET_DEFERRED_OUTPUT_DEFS): document.
8226 2005-01-15 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
8229 * pa.c (pa_scalar_mode_supported_p): New function.
8230 (TARGET_SCALAR_MODE_SUPPORTED_P): Define.
8231 * pa.h (MIN_UNITS_PER_WORD): Add comment.
8233 * pa-protos.h (prefetch_operand): Delete.
8234 (prefetch_cc_operand, prefetch_nocc_operand): New declations.
8235 * pa.c (prefetch_operand): Delete.
8236 (prefetch_cc_operand, prefetch_nocc_operand): New functions.
8237 * pa.h (EXTRA_CONSTRAINT): Add `W' constraint.
8238 (PREDICATE_CODES): Delete prefetch_operand. Add prefetch_cc_operand
8239 and prefetch_nocc_operand.
8240 * pa.md (prefetch): Rework to avoid reload problems handling short
8241 displacements when a cache control completer needs to be provided.
8242 (prefetch_32, prefetch_64): Delete.
8243 (prefetch_cc, prefetch_nocc): New patterns.
8245 2005-01-15 David Edelsohn <edelsohn@gnu.org>
8247 * config/rs6000/aix52.h (CPLUSPLUS_CPP_SPEC): Revert previous change.
8249 2005-01-15 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
8252 * pa.c (pa_asm_output_aligned_common): Warn if specified alignment
8253 exceeds maximum alignment for global common data.
8254 * pa64-hpux.h (MAX_OFILE_ALIGNMENT): Define to 32768.
8255 * som.h (MAX_OFILE_ALIGNMENT): Likewise.
8257 2004-01-15 Roger Sayle <roger@eyesopen.com>
8259 * tree-ssa-dom.c (extract_range_from_cond): Correct condition.
8261 2004-01-15 Roger Sayle <roger@eyesopen.com>
8263 * harg-reg-set.h (reg_class_names): Prototype global array.
8264 * regclass.c (reg_class_names): Declare here and initialize to
8266 (dump_regclass): Remove local declaration of reg_class_names.
8267 (regclass): Likewise.
8268 * cfg.c (dump_flow_info): Likewise.
8269 * ra-debug.c (reg_class_names): Likewise.
8270 * regrename.c (reg_class_names): Likewise.
8271 * reload.c (reg_class_names): Likewise.
8272 * reload1.c (spill_failure): Likewise.
8273 * config/m68hc11/m68hc11.c (reg_class_names): Likewise.
8275 2005-01-15 Ulrich Weigand <uweigand@de.ibm.com>
8277 * config/s390/s390.md ("reload_outti"): Remove predicate for
8278 output operand. Abort if operand is not a MEM.
8279 ("reload_outdi", "reload_outdf"): Likewise.
8281 2005-01-15 Marc Espie <espie@openbsd.org>
8283 * config.gcc (*-*-openbsd*): Set HAS_LIBC_R for OpenBSD <= 3.2.
8284 (i[34567]86-*-openbsd*): Switch to ELF for OpenBSD >= 3.4.
8285 * config/openbsd.h: Fix C++ includes for native configurations.
8286 Add proper OS_CPP_BUILTINS. Fix libspec for recent OpenBSD.
8287 Add trampoline support.
8288 * config/i386/openbsdelf.h: New.
8290 2005-01-15 Marc Espie <espie@openbsd.org>
8292 * collect2.c (main): Explicitly parse -dynamic-linker option.
8294 2005-01-15 Jakub Jelinek <jakub@redhat.com>
8296 PR tree-optimization/19060
8297 * tree-ssa-dom.c (extract_range_from_cond) <case LT_EXPR, GT_EXPR>:
8298 Return 0 if op1 <= TYPE_MIN_VALUE () resp. op1 >= TYPE_MAX_VALUE ().
8299 (simplify_cond_and_lookup_avail_expr): Add assert for dummy == 0
8300 and handle extract_range_from_cond returning false.
8301 * fold-const.c (fold): Optimize comparisons with min/max even for
8302 width > HOST_BITS_PER_WIDE_INT.
8304 2005-01-15 Ralf Corsepius <ralf.corsepius@rtems.org>
8306 * config/mips/rtems.h (MIPS_DEFAULT_GVALUE): Set to 0.
8307 * config/mips/t-rtems (MULTILIBS_DIRNAMES,MULTILIB_OPTIONS):
8308 Remove little endian multilib variants.
8309 Add mips32 multilib variant.
8311 2005-01-15 Kazu Hirata <kazu@cs.umass.edu>
8313 * explow.c (copy_all_reg, stabilize): Remove.
8314 * expr.h: Remove the corresponding prototypes.
8316 * rtlanal.c (regs_set_between_p): Remove.
8317 * rtl.h: Remove the corresponding prototype.
8319 2005-01-14 David Edelsohn <edelsohn@gnu.org>
8321 * config/rs6000/rs6000.c (rs6k_nonimmediate_operand): Rename
8322 to rs6000_nonimmediate_operand.
8323 * config/rs6000/rs6000.h (PREDICATE_CODES): Rename
8324 rs6k_nonimmediate_operand to rs6000_nonimmediate_operand.
8325 * config/rs6000/rs6000.md (movsi_internal1): Rename predicate to
8326 rs6000_nonimmediate_operand.
8327 * config/rs6000/spe.md (movdf_e500_double): Rename predicate to
8328 rs6000_nonimmediate_operand.
8330 2005-01-14 Andrew Pinski <pinskia@physics.uc.edu>
8332 * tree-ssa-alias.c (pass_may_alias): Add TODO_verify_stmts.
8334 2005-01-14 Aldy Hernandez <aldyh@redhat.com>
8336 * config/rs6000/rs6000.h (CLASS_MAX_NREGS): DF goes in 1 register
8338 (CANNOT_CHANGE_MODE_CLASS): Restrict DI mode changes on e500v2.
8339 (PREDICATE_CODES): Add rs6k_nonimmediate_operand.
8341 * config/rs6000/rs6000.c (invalid_e500_subreg): New.
8342 (rs6k_nonimmediate_operand): New.
8343 (rs6000_legitimate_offset_address_p): Handle DI modes on e500v2
8345 (legitimate_lo_sum_address_p): Same.
8346 (rs6000_legitimize_address): Same.
8347 (rs6000_legitimize_reload_address): Same.
8348 (rs6000_legitimate_address): Same.
8349 (spe_build_register_parallel): Pass DF and DC modes in a DI
8352 * config/rs6000/rs6000.md ("*movsi_internal1"): Change predicate
8353 to rs6k_nonimmediate_operand.
8355 * config/rs6000/spe.md ("*frob_df_di"): New.
8356 ("*frob_di_df"): New.
8357 ("*frob_di_df_2"): New.
8358 ("*mov_sidf_e500_subreg0"): New.
8359 ("*mov_sidf_e500_subreg4"): New.
8360 ("*movdf_e500_double"): Change predicate to
8361 rs6k_nonimmediate_operand.
8363 2005-01-14 Aldy Hernandez <aldyh@redhat.com>
8365 * postreload.c (move2add_note_store): Only call
8366 trunc_int_for_mode on scalar integers.
8368 2005-01-14 Steven Bosscher <stevenb@suse.de>
8370 * tree-ssa-dce.c (visited_control_parents): New sbitmap to
8371 replace BB_VISITED uses.
8372 (find_obviously_necessary_stmts): Don't clear BB_VISITED.
8373 (propagate_necessity): Check the bitmap instead of BB_VISITED.
8374 (tree_dce_done): Free visited_control_parents.
8375 (perform_tree_ssa_dce): Allocate and clear it.
8376 * tree-ssa-pre.c (compute_antic_aux): Make non-recursive.
8377 (compute_antic): Iterate from here using a DFS. Use an sbitmap
8378 instead of BB_VISITED.
8380 2005-01-14 Kazu Hirata <kazu@cs.umass.edu>
8382 * c-tree.h, coverage.h, langhooks-def.h, optabs.h, output.h,
8383 rtl.h, targhooks.h, tree-flow.h, tree-mudflap.h, tree.h:
8384 Remove unused prototypes.
8386 2005-01-14 Aldy Hernandez <aldyh@redhat.com>
8388 * config/rs6000/rs6000.c (rs6000_stack_info): Fix caching of SPE
8389 64-bit register usage.
8390 (spe_func_has_64bit_regs_p): Add FIXME note.
8392 2005-01-14 Aldy Hernandez <aldyh@redhat.com>
8394 * config/rs6000/rs6000.c (rs6000_generate_compare): Replace
8395 flag_finite_math_only with flag_unsafe_math_optimizations.
8397 2005-01-14 J. D. Johnston <jjohnst@us.ibm.com>
8399 * config/s390/tpf-unwind.h (s390_fallback_frame_state): Correct
8401 (__tpf_eh_return): Copy TPF private stack area from the module
8402 boundary stack frame. Add check for when module addresses are
8403 equal, but no stub address is found.
8405 2005-01-14 Richard Earnshaw <rearnsha@arm.com>
8408 * arm.h (struct machine_function): Add call_via field.
8409 (thumb_call_via_label): Declare.
8410 * arm.c (thumb_call_via_label): New variable.
8411 (thumb_call_reg_needed): New variable.
8412 (arm_output_function_epilogue): For Thumb code, output any per-function
8413 call-indirect trampolines.
8414 (thumb_call_via_reg): New function.
8415 (arm_file_end): New function.
8416 (TARGET_ASM_FILE_END): Call arm_file_end.
8417 (aof_file_end): Likewise.
8418 * arm-protos.h (thumb_call_via_reg): Declare.
8419 * arm.md (call_reg_thumb, call_value_reg_thumb): Call
8420 thumb_call_via_reg in normal case.
8422 2005-01-14 Jakub Jelinek <jakub@redhat.com>
8425 PR rtl-optimization/19348
8426 * recog.c (peephole2_optimize): Do global life update if some peephole
8427 decides it doesn't need at least one of its inputs and that change
8428 influences liveness at the start of the basic block.
8430 * basic-block.h (EXECUTE_IF_AND_COMPL_IN_REG_SET): Needs 2 REGSET
8431 arguments instead of 1.
8433 2005-01-14 Eric Botcazou <ebotcazou@libertysurf.fr>
8436 * varasm.c (initializer_constant_valid_p) <ADDR_EXPR>: Return
8437 zero for nested functions needing a static chain or functions
8438 with a non-constant address.
8440 2005-01-13 Roger Sayle <roger@eyesopen.com>
8442 * simplify-rtx.c (simplify_binary_operation) <AND>: Optimize
8443 (and (sign_extend X) C) into (zero_extend (and X C)).
8445 2005-01-13 David O'Brien <obrien@FreeBSD.org>
8447 * config/freebsd-spec.h: Make KSE pthread lib logic the default.
8449 2005-01-13 Richard Henderson <rth@redhat.com>
8454 * config/i386/i386.md (cmpdf, cmpsf, bunordered, bordered, buneq,
8455 bunge, bungt, bunle, bunlt, bltgt): Enable for TARGET_SSE_MATH,
8456 not just TARGET_SSE.
8457 (cmpfp_i_387): Rename from cmpfp_i. Move after sse patterns.
8458 (cmpfp_i_mixed): Rename from cmpfp_i_sse; use for TARGET_MIX_SSE_I387.
8459 (cmpfp_i_sse): Rename from cmpfp_i_sse_only; use for TARGET_SSE_MATH.
8460 (cmpfp_iu_mixed, cmpfp_iu_sse, cmpfp_iu_387): Similarly.
8461 (fp_jcc_1_mixed, fp_jcc_1_sse, fp_jcc_1_387): Similarly.
8462 (fp_jcc_2_mixed, fp_jcc_2_sse, fp_jcc_2_387): Similarly.
8463 (fp_jcc_3_387, fp_jcc_4_387, fp_jcc_5_387, fp_jcc_6_387,
8464 fp_jcc_7_387, fp_jcc_8_387): Rename from fp_jcc_N.
8465 (movdicc_c_rex64): Rename with '*'.
8466 (movsfcc, movdfcc): Add checks for 387 and sse math to condition.
8467 (movsfcc_1_sse_min, movsfcc_1_sse_max, movsfcc_1_sse): New.
8468 (movsfcc_1_387): Rename from movsfcc_1.
8469 (movdfcc_1_sse_min, movdfcc_1_sse_max, movdfcc_1_sse): New.
8470 (movdfcc_1, movdfcc_1_rex64): Add check for 387.
8471 (sminsf3, smaxsf3, smindf3, smaxdf3): New.
8472 (minsf3, minsf, minsf_nonieee, minsf_sse, mindf3, mindf,
8473 mindf_nonieee, mindf_sse, maxsf3, maxsf, maxsf_nonieee, maxsf_sse,
8474 maxdf3, maxdf, maxdf_nonieee, maxdf_sse, sse_movsfcc, sse_movsfcc_eq,
8475 sse_movdfcc, sse_movdfcc_eq, sse_movsfcc_const0_1,
8476 sse_movsfcc_const0_2, sse_movsfcc_const0_3, sse_movsfcc_const0_4,
8477 sse_movdfcc_const0_1, sse_movdfcc_const0_2, sse_movdfcc_const0_3,
8478 sse_movdfcc_const0_4): Remove.
8479 * config/i386/i386.c (ix86_expand_fp_movcc): For TARGET_SSE_MATH,
8480 recognize min/max early. Update for changed sse cmove patterns.
8481 (ix86_split_sse_movcc): New.
8482 * config/i386/i386-protos.h: Update.
8484 2005-01-13 Steven Bosscher <stevenb@suse.de>
8486 * tree-ssa-dse.c (fix_phi_uses): Use SSA operand iterators.
8487 (fix_stmt_v_may_defs): Likewise.
8489 2005-01-13 Richard Henderson <rth@redhat.com>
8491 * config/i386/i386.c (ix86_expand_fp_absneg_operator): Use elt_mode
8492 for converting the mask.
8494 2005-01-13 David Edelsohn <edelsohn@gnu.org>
8496 * config/rs6000/aix52.h (CPLUSPLUS_CPP_SPEC): Change _XOPEN_SOURCE
8499 2005-01-13 Richard Henderson <rth@redhat.com>
8501 * config/i386/i386.c (IX86_BUILTIN_MOVQ, IX86_BUILTIN_LOADD,
8502 IX86_BUILTIN_STORED, IX86_BUILTIN_MOVQ2DQ,
8503 IX86_BUILTIN_MOVDQ2Q): Remove.
8504 (IX86_BUILTIN_VEC_EXT_V4SI): New.
8505 (ix86_init_mmx_sse_builtins, ix86_expand_builtin): Update to match.
8506 (ix86_expand_vector_extract): For V4S[FI], extract element 0 after
8508 * config/i386/sse.md (sse_concatv2sf): Accept zero operand 2.
8509 (sse2_pextrw): Fix immediate constraint.
8510 (sse2_loadq, sse2_loadq_rex64): Remove.
8511 * config/i386/emmintrin.h (_mm_cvtsi128_si32, _mm_cvtsi128_si64x):
8512 Use __builtin_ia32_vec_ext_<size>.
8513 (_mm_cvtsi32_si128, _mm_cvtsi64x_si128): Use _mm_set_epi<size>.
8515 2005-01-13 Aldy Hernandez <aldyh@redhat.com>
8517 * function.c (assign_parm_setup_block): Look inside original
8518 entry_parm when inspecting PARALLEL.
8520 2005-01-13 Ralf Corsepius <ralf.corsepius@rtems.org>
8521 Joel Sherrill <joel@oarcorp.com>
8524 * gthr-rtems.h (__gthread_recursive_mutex_t): New type.
8525 (__GTHREAD_RECURSIVE_MUTEX_INIT_FUNCTION): Define to
8526 rtems_gxx_recursive_mutex_init.
8527 (__gthread_recursive_mutex_lock): New function.
8528 (__gthread_recursive_mutex_trylock): Likewise.
8529 (__gthread_recursive_mutex_unlock): Likewise.
8531 2005-01-13 Ralf Corsepius <ralf.corsepius@rtems.org>
8533 * config/i386/t-rtems-i386: Multilib on -mtune instead of -mcpu.
8535 2005-01-13 Jan Beulich <jbeulich@novell.com>
8537 * config/ia64/ia64.md (ashlti3, ashlti3_internal): New.
8538 (ashrti3_internal): Indicate output is early clobber. Generate result
8539 into output rather than first input. Use move for low word of output
8540 if shift count is exactly 64.
8541 (lshrti3_internal): Likewise.
8543 2005-01-13 Hans-Peter Nilsson <hp@bitrange.com>
8547 * reload1.c (delete_output_reload): Don't delete an output reload
8548 if the pseudo lives longer than a single basic block. Adjust and
8549 improve wording of comment.
8551 2005-01-12 Andrew Pinski <pinskia@physics.uc.edu>
8554 * config/darwin.c (machopic_select_section): Use TYPE_SIZE_UNIT instead
8555 of TYPE_SIZE where we mean the number of bytes.
8557 2005-01-12 Aldy Hernandez <aldyh@redhat.com>
8559 * function.c (assign_parm_setup_block): Relax condition on
8560 multi-register optimization.
8562 2005-01-12 Nick Clifton <nickc@redhat.com>
8564 * config/sh/sh.md (udivsi3_sh2a, divsi3_sh2a): Give these patterns
8565 an "in_delay_slot" attribute of "no" to prevent them being used in
8566 delay slots. This is forbidden because they might generate
8569 2005-01-12 Alan Modra <amodra@bigpond.net.au>
8572 * config/rs6000/rs6000.md (movtf_internal): Replace r->o and m->r
8575 2005-01-12 Nick Clifton <nickc@redhat.com>
8577 * config/iq2000/iq2000.h (ASM_SPEC): Undefine (to stop -Qy being
8578 passed on to GAS) but do not define, as GAS no longer supports or
8579 needs the -m2000 option.
8581 2005-01-11 Roger Sayle <roger@eyesopen.com>
8583 * builtins.c (fold_builtin_fabs): Convert argument to the appropriate
8584 type as args of unprototyped builtins aren't automatically promoted.
8585 (fold_builtin_abs): Likewise.
8587 2005-01-11 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8589 * Makefile.in: Set a `build-warn' variable.
8591 2005-01-11 Zdenek Dvorak <dvorakz@suse.cz>
8593 PR tree-optimization/17949
8594 * tree-ssa-loop-ivopts.c (may_be_unaligned_p): New function.
8595 (find_interesting_uses_address): Use it.
8597 2005-01-11 Aldy Hernandez <aldyh@redhat.com>
8599 * regrename.c (kill_value): Handle subreg's that won't simplify.
8601 2005-01-11 Richard Henderson <rth@redhat.com>
8604 * config/i386/i386.h (enum ix86_builtins): Move ...
8605 * config/i386/i386.c: ... here.
8606 (IX86_BUILTIN_MOVDDUP, IX86_BUILTIN_MMX_ZERO, IX86_BUILTIN_PEXTRW,
8607 IX86_BUILTIN_PINSRW, IX86_BUILTIN_LOADAPS, IX86_BUILTIN_LOADSS,
8608 IX86_BUILTIN_STORESS, IX86_BUILTIN_SSE_ZERO, IX86_BUILTIN_PEXTRW128,
8609 IX86_BUILTIN_PINSRW128, IX86_BUILTIN_LOADAPD, IX86_BUILTIN_LOADSD,
8610 IX86_BUILTIN_STOREAPD, IX86_BUILTIN_STORESD, IX86_BUILTIN_STOREHPD,
8611 IX86_BUILTIN_STORELPD, IX86_BUILTIN_SETPD1, IX86_BUILTIN_SETPD,
8612 IX86_BUILTIN_CLRPD, IX86_BUILTIN_LOADPD1, IX86_BUILTIN_LOADRPD,
8613 IX86_BUILTIN_STOREPD1, IX86_BUILTIN_STORERPD, IX86_BUILTIN_LOADDQA,
8614 IX86_BUILTIN_STOREDQA, IX86_BUILTIN_CLRTI,
8615 IX86_BUILTIN_LOADDDUP): Remove.
8616 (IX86_BUILTIN_VEC_INIT_V2SI, IX86_BUILTIN_VEC_INIT_V4HI,
8617 IX86_BUILTIN_VEC_INIT_V8QI, IX86_BUILTIN_VEC_EXT_V2DF,
8618 IX86_BUILTIN_VEC_EXT_V2DI, IX86_BUILTIN_VEC_EXT_V4SF,
8619 IX86_BUILTIN_VEC_EXT_V8HI, IX86_BUILTIN_VEC_EXT_V4HI,
8620 IX86_BUILTIN_VEC_SET_V8HI, IX86_BUILTIN_VEC_SET_V4HI): New.
8621 (ix86_init_builtins): Make static.
8622 (ix86_init_mmx_sse_builtins): Update for changed builtins.
8623 (ix86_expand_binop_builtin): Only use ix86_fixup_binary_operands
8624 if all the modes match. Otherwise, fake it.
8625 (get_element_number, ix86_expand_vec_init_builtin,
8626 ix86_expand_vec_ext_builtin, ix86_expand_vec_set_builtin): New.
8627 (ix86_expand_builtin): Make static. Update for changed builtins.
8628 (ix86_expand_vector_move_misalign): Use sse2_loadlpd with zero
8629 operand instead of sse2_loadsd. Cast sse1 fallback to V4SFmode.
8630 (ix86_expand_vector_init_duplicate): New.
8631 (ix86_expand_vector_init_low_nonzero): New.
8632 (ix86_expand_vector_init_one_var, ix86_expand_vector_init_general):
8633 Split out from ix86_expand_vector_init; handle integer modes.
8634 (ix86_expand_vector_init): Use them.
8635 (ix86_expand_vector_set, ix86_expand_vector_extract): New.
8636 * config/i386/i386-protos.h: Update.
8637 * config/i386/predicates.md (reg_or_0_operand): New.
8638 * config/i386/mmx.md (mov<MMXMODEI>_internal): Add 'r' variants.
8639 (movv2sf_internal): Likewise. And a splitter to match them all.
8640 (vec_dupv2sf, mmx_concatv2sf, vec_setv2sf, vec_extractv2sf,
8641 vec_initv2sf, vec_dupv4hi, vec_dupv2si, mmx_concatv2si, vec_setv2si,
8642 vec_extractv2si, vec_initv2si, vec_setv4hi, vec_extractv4hi,
8643 vec_initv4hi, vec_setv8qi, vec_extractv8qi, vec_initv8qi): New.
8644 (mmx_pinsrw): Fix operand ordering.
8645 * config/i386/sse.md (movv4sf splitter): Use direct pattern,
8646 rather than sse_loadss expander.
8647 (movv2df splitter): Similarly.
8648 (sse_loadss, sse_loadlss): Remove.
8649 (vec_dupv4sf, sse_concatv2sf, sse_concatv4sf, vec_extractv4sf_0): New.
8650 (vec_setv4sf, vec_setv2df): Use ix86_expand_vector_set.
8651 (vec_extractv4sf, vec_extractv2df): Use ix86_expand_vector_extract.
8652 (sse3_movddup): Rename with '*'.
8653 (sse3_movddup splitter): Use gen_rtx_REG instead of gen_lowpart.
8654 (sse2_loadsd): Remove.
8655 (vec_dupv2df_sse3): Rename from sse3_loadddup.
8656 (vec_dupv2df, vec_concatv2df_sse3, vec_concatv2df): New.
8657 (sse2_pinsrw): Fix argument ordering.
8658 (sse2_loadld, sse2_loadq): Add sse1 alternatives.
8659 (sse2_stored): Remove 'r' destination.
8660 (vec_dupv4si, vec_dupv2di, sse2_concatv2si, sse1_concatv2si,
8661 vec_concatv4si_1, vec_concatv2di, vec_setv2di, vec_extractv2di,
8662 vec_initv2di, vec_setv4si, vec_extractv4si, vec_initv4si,
8663 vec_setv8hi, vec_extractv8hi, vec_initv8hi, vec_setv16qi,
8664 vec_extractv16qi, vec_initv16qi): New.
8666 * config/i386/emmintrin.h (__m128i, __m128d): Use typedef, not define.
8667 (_mm_set_sd, _mm_set1_pd, _mm_setzero_pd, _mm_set_epi64x,
8668 _mm_set_epi32, _mm_set_epi16, _mm_set_epi8, _mm_setzero_si128): Use
8670 (_mm_load_pd, _mm_store_pd): Use plain dereference.
8671 (_mm_load_si128, _mm_store_si128): Likewise.
8672 (_mm_load1_pd): Use _mm_set1_pd.
8673 (_mm_load_sd): Use _mm_set_sd.
8674 (_mm_store_sd, _mm_storeh_pd): Use __builtin_ia32_vec_ext_v2df.
8675 (_mm_store1_pd, _mm_storer_pd): Use _mm_store_pd.
8676 (_mm_set_epi64): Use _mm_set_epi64x.
8677 (_mm_set1_epi64x, _mm_set1_epi64, _mm_set1_epi32, _mm_set_epi16,
8678 _mm_set1_epi8, _mm_setr_epi64, _mm_setr_epi32, _mm_setr_epi16,
8679 _mm_setr_epi8): Use _mm_set_foo form.
8680 (_mm_loadl_epi64, _mm_movpi64_epi64, _mm_move_epi64): Use _mm_set_epi64.
8681 (_mm_storel_epi64, _mm_movepi64_pi64): Use __builtin_ia32_vec_ext_v2di.
8682 (_mm_extract_epi16): Use __builtin_ia32_vec_ext_v8hi.
8683 (_mm_insert_epi16): Use __builtin_ia32_vec_set_v8hi.
8684 * config/i386/mmintrin.h (_mm_setzero_si64): Use plain cast.
8685 (_mm_set_pi32): Use __builtin_ia32_vec_init_v2si.
8686 (_mm_set_pi16): Use __builtin_ia32_vec_init_v4hi.
8687 (_mm_set_pi8): Use __builtin_ia32_vec_init_v8qi.
8688 (_mm_set1_pi16, _mm_set1_pi8): Use _mm_set_piN variant.
8689 * config/i386/pmmintrin.h (_mm_loaddup_pd): Use _mm_load1_pd.
8690 (_mm_movedup_pd): Use _mm_shuffle_pd.
8691 * config/i386/xmmintrin.h (_mm_setzero_ps, _mm_set_ss,
8692 _mm_set1_ps, _mm_set_ps, _mm_setr_ps): Use constructor form.
8693 (_mm_cvtpi16_ps, _mm_cvtpu16_ps, _mm_cvtpi8_ps, _mm_cvtpu8_ps,
8694 _mm_cvtps_pi8, _mm_cvtpi32x2_ps): Avoid __builtin_ia32_mmx_zero;
8696 (_mm_load_ss, _mm_load1_ps): Use _mm_set* form.
8697 (_mm_load_ps, _mm_loadr_ps): Use raw dereference.
8698 (_mm_store_ss): Use __builtin_ia32_vec_ext_v4sf.
8699 (_mm_store_ps): Use raw dereference.
8700 (_mm_store1_ps): Use _mm_storeu_ps.
8701 (_mm_storer_ps): Use _mm_store_ps.
8702 (_mm_extract_pi16): Use __builtin_ia32_vec_ext_v4hi.
8703 (_mm_insert_pi16): Use __builtin_ia32_vec_set_v4hi.
8705 2005-01-11 Stan Shebs <shebs@apple.com>
8707 * config/rs6000/rs6000.c (machopic_output_stub): Issue
8708 ldu instead of lwzu if 64-bit -mdynamic-no-pic.
8710 2005-01-11 Andrew Pinski <pinskia@physics.uc.edu>
8713 * config/rs6000/rs6000.c (rs6000_special_round_type_align):
8714 Skip all DECLs except for FIELD_DECLs.
8716 2005-01-11 Andreas Krebbel <krebbel1@de.ibm.com>
8718 * config/s390/s390.c (override_options): Return error if
8719 -mbackchain, -mpacked-stack and -mhard-float are used together.
8720 (s390_va_start): Remove the backchain && packed-stack special case.
8721 (s390_gimplify_va_arg): Likewise.
8722 * doc/invoke.texi: Remove the ABI incompatibility note.
8724 2005-01-11 Andreas Krebbel <krebbel1@de.ibm.com>
8726 * config/s390/s390.c (struct s390_frame_layout): Remove
8728 (s390_frame_info, s390_emit_prologue): Replace occurrences of
8729 save_backchain_p with TARGET_BACKCHAIN.
8731 2005-01-11 Alan Modra <amodra@bigpond.net.au>
8734 * builtins.c (std_gimplify_va_arg_expr): Adjust alignment of *ap.
8735 * expr.h (struct locate_and_pad_arg_data): Add "boundary".
8736 * function.c (locate_and_pad_parm): Set new field.
8737 (assign_parm_find_stack_rtl): Use it instead of FUNCTION_ARG_BOUNDARY.
8738 Tweak where_pad test to include "none". Always set mem align for
8740 (assign_parm_adjust_stack_rtl): Discard stack_parm if alignment
8741 not sufficient for type.
8742 (assign_parm_setup_block): If stack_parm is zero on entry, always
8743 make a new stack local. Block move old stack parm if necessary
8744 to new aligned stack local.
8745 (assign_parm_setup_stack): Use a block move to handle
8746 potentially misaligned entry_parm.
8747 (assign_parms_unsplit_complex): Specify required alignment when
8748 creating stack local.
8749 * calls.c (compute_argument_addresses): Override alignment of stack
8750 arg calculated from its type with the alignment given by
8751 FUNCTION_ARG_BOUNDARY.
8752 (store_one_arg): Likewise.
8754 2005-01-11 Jan Beulich <jbeulich@novell.com>
8756 * config/ia64/ia64.md (zero_extendsidi2): Replace zxt4 by addp4.
8757 Change respective itanium_class attribute to ialu.
8758 (shladdp4_internal): New.
8759 * config/ia64/predicates.md (shladd_log2_operand): New.
8761 2005-01-11 Richard Henderson <rth@redhat.com>
8763 * expr.c (store_constructor): Use rtvec_alloc instead of
8764 alloca+gen_rtvec_v, and an incorrect number passed to alloca.
8766 2005-01-11 Kazu Hirata <kazu@cs.umass.edu>
8768 * config/alpha/alpha.c, config/i386/mmx.md: Fix comment typos.
8770 2005-01-11 Alan Modra <amodra@bigpond.net.au>
8772 * varasm.c (default_section_type_flags_1): Don't set SECTION_SMALL.
8773 * config/ia64/ia64.c (TARGET_SECTION_TYPE_FLAGS): Define.
8774 (TARGET_RWRELOC): Define.
8775 (ia64_rwreloc_section_type_flags): Delete.
8776 (ia64_section_type_flags): New function.
8777 * config/ia64/hpux.h (TARGET_SECTION_TYPE_FLAGS): Don't define.
8778 (TARGET_RWRELOC): Define.
8780 2005-01-10 David Mosberger <davidm@hpl.hp.com>
8783 * config/ia64/ia64.c (process_set): For alloc insn, only call
8784 process_epilogue is !frame_pointer_needed.
8786 2005-01-10 Roger Sayle <roger@eyesopen.com>
8789 * c-common.c (c_common_truthvalue_conversion): TRUTH_NOT_EXPR is a
8790 unary operator and can't be treated as a binary/comparison operator.
8792 2005-01-10 Richard Henderson <rth@redhat.com>
8794 * config/i386/i386.c (ix86_function_value): Use type_natural_mode.
8795 (ix86_return_in_memory): Likewise.
8796 (function_arg_advance): Likewise. Mirror structure in function_arg
8797 for choosing register to advance.
8799 2005-01-10 Kazu Hirata <kazu@cs.umass.edu>
8801 * tree-vectorizer.c, tree.def: Fix comment typos.
8803 2005-01-10 Mark Dettinger <dettinge@de.ibm.com>
8805 * config/s390/s390.c (struct processor_costs): 4 new fields:
8806 ddbr, ddr, debr, der.
8807 (s390_rtx_costs): More precise handling of divide instructions.
8809 2005-01-10 David Edelsohn <edelsohn@gnu.org>
8811 * config/rs6000/t-aix43 (BOOT_LDFLAGS): Define.
8813 2005-01-10 Jan Beulich <jbeulich@novell.com>
8815 * config/ia64/ia64.c (ia64_in_small_data_p): Also handle the section
8816 names resulting from -ffunction-sections/-fdata-sections and linkonce
8818 * varasm.c (default_section_type_flags_1): Also set SECTION_SMALL
8819 based on the section name. Rearrange the section name comparison logic
8820 slightly so that each section name is compared against at most once.
8822 2005-01-10 Ben Elliston <bje@au.ibm.com>
8824 * doc/invoke.texi (Code Gen Options): Add PowerPC to the list of
8825 targets for which -fPIC reduces limitations on the GOT size.
8827 2005-01-09 Falk Hueffner <falk@debian.org>
8829 * fold-const.c (fold): Also handle EXACT_DIV_EXPR when folding
8832 2005-01-09 David Edelsohn <edelsohn@gnu.org>
8835 * collect2.c (main): Set aixrtl_flag for -brtl option.
8836 (resolve_lib_name): Search for .so file extension before .a
8839 2005-01-09 Dorit Naishlos <dorit@il.ibm.com>
8841 * tree-vectorizer.c (vect_enhance_data_refs_alignment): Add dump prints.
8842 (vect_analyze_data_refs_alignment): Add dump prints.
8844 2005-01-09 Ira Rosen <irar@il.ibm.com>
8846 * tree-vectorizer.c (vect_analyze_offset_expr): Use
8847 expr_invariant_in_loop_p.
8848 Initialize outputs first thing in the function.
8849 (vect_update_ivs_after_vectorizer): Call initial_condition_in_loop_num.
8850 (vect_is_simple_iv_evolution): Call initial_condition_in_loop_num.
8851 (vect_analyze_pointer_ref_access): Check that the initial condition of
8852 the access function is loop invariant.
8854 2005-01-09 Richard Henderson <rth@redhat.com>
8856 * config/i386/i386.c (bdesc_2arg): Update names for mmx_ prefixes.
8857 (ix86_expand_builtin): Likewise. Frob MASKMOVQ wrt the input mem
8858 just like MASKMOVDQU. Return plain zero for MMX_ZERO.
8859 * config/i386/i386.md (MMXMODEI, mov<MMXMODEI>,
8860 mov<MMXMODEI>_internal_rex64, mov<MMXMODEI>_internal, movv2sf,
8861 movv2sf_internal_rex64, movv2sf_internal, MMXMODE,
8862 movmisalign<MMXMODE>, mmx_pmovmskb, mmx_maskmovq, mmx_maskmovq_rex,
8863 sse_movntdi, addv8qi3, addv4hi3, addv2si3, mmx_adddi3, ssaddv8qi3,
8864 ssaddv4hi3, usaddv8qi3, usaddv4hi3, subv8qi3, subv4hi3, subv2si3,
8865 mmx_subdi3, sssubv8qi3, sssubv4hi3, ussubv8qi3, ussubv4hi3,
8866 mulv4hi3, smulv4hi3_highpart, umulv4hi3_highpart, mmx_pmaddwd,
8867 sse2_umulsidi3, mmx_iordi3, mmx_xordi3, mmx_anddi3, mmx_nanddi3,
8868 mmx_uavgv8qi3, mmx_uavgv4hi3, mmx_psadbw, mmx_pinsrw, mmx_pinsrw,
8869 mmx_pextrw, mmx_pshufw, eqv8qi3, eqv4hi3, eqv2si3, gtv8qi3, gtv4hi3,
8870 gtv2si3, umaxv8qi3, smaxv4hi3, uminv8qi3, sminv4hi3, ashrv4hi3,
8871 ashrv2si3, lshrv4hi3, lshrv2si3, mmx_lshrdi3, ashlv4hi3, ashlv2si3,
8872 mmx_ashldi3, mmx_packsswb, mmx_packssdw, mmx_packuswb, mmx_punpckhbw,
8873 mmx_punpckhwd, mmx_punpckhdq, mmx_punpcklbw, mmx_punpcklwd,
8874 mmx_punpckldq, emms, addv2sf3, subv2sf3, subrv2sf3, gtv2sf3, gev2sf3,
8875 eqv2sf3, pfmaxv2sf3, pfminv2sf3, mulv2sf3, femms, pf2id, pf2iw,
8876 pfacc, pfnacc, pfpnacc, pi2fw, floatv2si2, pfrcpv2sf2, pfrcpit1v2sf3,
8877 pfrcpit2v2sf3, pfrsqrtv2sf2, pfrsqit1v2sf3, pmulhrwv4hi3, pswapdv2si2,
8878 pswapdv2sf2): Move to mmx.md; rename as necessary with leading
8880 (mmx_clrdi, pavgusb): Remove.
8881 (ldmxcsr, stmxcsr, sfence, sfence_insn): Move to sse.md; rename
8882 with leading sse_ prefix.
8883 * config/i386/sse.md: Receive them.
8884 * config/i386/mmx.md: New file.
8885 (MMXMODE12, MMXMODE24, mmxvecsize): New.
8886 (subrv2sf3): Turn into expander for normal subtraction.
8887 (mmx_addv2sf3, mmx_mulv2sf3, mmx_smaxv2sf3, mmx_sminv2sf3,
8888 mmx_eqv2sf3, mmx_mulv4hi3, mmx_smulv4hi3_highpart,
8889 mmx_umulv4hi3_highpart, mmx_pmaddwd, mmx_pmulhrwv4hi3, sse2_umulsidi3,
8890 mmx_umaxv8qi3, mmx_smaxv4hi3, mmx_uminv8qi3, mmx_sminv4hi3): Mark
8891 commutative; use ix86_binary_operator_ok.
8892 (mmx_add<MMXMODEI>3, mmx_ssadd<MMXMODE12>3, mmx_usadd<MMXMODE12>3,
8893 mmx_sub<MMXMODEI>3, mmx_sssub<MMXMODE12>3, mmx_ussub<MMXMODE12>3
8894 mmx_ashr<MMXMODE24>3, mmx_lshr<MMXMODE23>3, mmx_ashl<MMXMODE24>3
8895 mmx_eq<MMXMODEI>3, mmx_gt<MMXMODEI>3, mmx_and<MMXMODEI>3,
8896 mmx_nand<MMXMODEI>3, mmx_ior<MMXMODEI>3, mmx_xor<MMXMODEI>3):
8897 Macroize from existing patterns; use ix86_binary_operator_ok.
8898 (mmx_packsswb, mmx_packssdw, mmx_packuswb): Add memory alternative.
8899 (mmx_punpckhbw, mmx_punpcklbw, mmx_punpckhwd, mmx_punpcklwd,
8900 mmx_punpckhdq, mmx_punpckhdq, mmx_punpckldq): Likewise. Model
8901 with vec_select+vec_concat.
8902 (mmx_pshufw, mmx_pshufw_1): Likewise.
8903 (mmx_uavgv8qi3): Merge pavgusb. Model correcty.
8904 (mmx_uavgv4hi3): Model correctly.
8905 * config/i386/mmintrin.h (_mm_and_si64, _mm_andnot_si64, _mm_or_si64,
8906 _mm_xor_si64): Remove casts.
8908 2005-01-09 Zdenek Dvorak <dvorakz@suse.cz>
8910 PR tree-optimization/19224
8911 * tree-scalar-evolution.c (get_instantiated_value,
8912 set_instantiated_value): New functions.
8913 (instantiate_parameters_1): Cache the results.
8914 (instantiate_parameters, resolve_mixers): Initialize and free
8917 2005-01-08 David Edelsohn <edelsohn@gnu.org>
8919 * config/i386/i386.md (addhi_4): Correct reference in comment.
8922 2005-01-08 Richard Henderson <rth@redhat.com>
8924 * config/i386/emmintrin.h (_mm_cvtsi128_si32): Move earlier.
8925 (_mm_cvtsi128_si64x): Likewise.
8926 (_mm_srl_epi64, _mm_srl_epi32, _mm_srl_epi16, _mm_sra_epi32,
8927 _mm_sra_epi16, _mm_sll_epi64, _mm_sll_epi32, _mm_sll_epi16): Use
8928 the _mm_{srl,sll}i_foo counterpart, and _mm_cvtsi128_si32.
8929 * config/i386/i386-modes.def: Add V16HI, V32QI, V4DF, V8SF.
8930 * config/i386/i386-protos.h: Update.
8931 * config/i386/i386.c (print_operand): Add 'H'.
8932 (ix86_fixup_binary_operands): Split out from ...
8933 (ix86_expand_binary_operator): ... here.
8934 (ix86_fixup_binary_operands_no_copy): New.
8935 (ix86_expand_fp_absneg_operator): Handle vector mode results.
8936 (bdesc_2arg): Update names for sse{,2,3}_ prefixes.
8937 (ix86_init_mmx_sse_builtins): Remove *maskncmp* special cases.
8938 (safe_vector_operand): Use CONST0_RTX.
8939 (ix86_expand_binop_builtin): Use ix86_fixup_binary_operands.
8940 (ix86_expand_builtin): Merge CODE_FOR_sse2_maskmovdqu_rex64 and
8941 CODE_FOR_sse2_maskmovdqu. Special case SSE version of MASKMOVDQU
8942 expansion. Update names for sse{,2,3}_ prefixes. Remove *maskncmp*
8944 * config/i386/i386.h (IX86_BUILTIN_CMPNGTSS): New.
8945 (IX86_BUILTIN_CMPNGESS): New.
8946 * config/i386/i386.md (UNSPEC_FIX_NOTRUNC): New.
8947 (attr type): Add sselog1.
8948 (attr unit, attr memory): Handle it.
8949 (movti, movti_internal, movti_rex64): Move near other integer moves.
8950 (movtf, movtf_internal): Move near other fp moves.
8951 (SSEMODE, SSEMODEI, vec_setv2df, vec_extractv2df, vec_initv2df,
8952 vec_setv4sf, vec_extractv4sf, vec_initv4sf, movv4sf, movv4sf_internal,
8953 movv2df, movv2df_internal, mov<SSEMODEI>, mov<SSEMODEI>_internal,
8954 movmisalign<SSEMODE>, sse_movups_1, sse_movmskps, sse_movntv4sf,
8955 sse_movhlps, sse_movlhps, sse_storehps, sse_loadhps, sse_storelps,
8956 sse_loadlps, sse_loadss, sse_loadss_1, sse_movss, sse_storess,
8957 sse_shufps, addv4sf3, vmaddv4sf3, subv4sf3, vmsubv4sf3, negv4sf2,
8958 mulv4sf3, vmmulv4sf3, divv4sf3, vmdivv4sf3, rcpv4sf2, vmrcpv4sf2,
8959 rsqrtv4sf2, vmrsqrtv4sf2, sqrtv4sf2, vmsqrtv4sf2, sse_andv4sf3,
8960 sse_nandv4sf3, sse_iorv4sf3, sse_xorv4sf3, sse2_andv2df3,
8961 sse2_nandv2df3, sse2_iorv2df3, sse2_xorv2df3, sse2_andv2di3,
8962 sse2_nandv2di3, sse2_iorv2di3, sse2_xorv2di3, maskcmpv4sf3,
8963 vmmaskcmpv4sf3, sse_comi, sse_ucomi, sse_unpckhps, sse_unpcklps,
8964 smaxv4sf3, vmsmaxv4sf3, sminv4sf3, vmsminv4sf3, cvtpi2ps, cvtps2pi,
8965 cvttps2pi, cvtsi2ss, cvtsi2ssq, cvtss2si, cvtss2siq, cvttss2si,
8966 cvttss2siq, addv2df3, vmaddv2df3, subv2df3, vmsubv2df3, mulv2df3,
8967 vmmulv2df3, divv2df3, vmdivv2df3, smaxv2df3, vmsmaxv2df3, sminv2df3,
8968 vmsminv2df3, sqrtv2df2, vmsqrtv2df2, maskcmpv2df3, vmmaskcmpv2df3,
8969 sse2_comi, sse2_ucomi, sse2_movmskpd, sse2_pmovmskb, sse2_maskmovdqu,
8970 sse2_maskmovdqu_rex64, sse2_movntv2df, sse2_movntv2di, sse2_movntsi,
8971 cvtdq2ps, cvtps2dq, cvttps2dq, cvtdq2pd, cvtpd2dq, cvttpd2dq,
8972 cvtpd2pi, cvttpd2pi, cvtpi2pd, cvtsd2si, cvtsd2siq, cvttsd2si,
8973 cvttsd2siq, cvtsi2sd, cvtsi2sdq, cvtsd2ss, cvtss2sd, cvtpd2ps,
8974 cvtps2pd, addv16qi3, addv8hi3, addv4si3, addv2di3, ssaddv16qi3,
8975 ssaddv8hi3, usaddv16qi3, usaddv8hi3, subv16qi3, subv8hi3, subv4si3,
8976 subv2di3, sssubv16qi3, sssubv8hi3, ussubv16qi3, ussubv8hi3, mulv8hi3,
8977 smulv8hi3_highpart, umulv8hi3_highpart, sse2_umulsidi3,
8978 sse2_umulv2siv2di3, sse2_pmaddwd, sse2_uavgv16qi3, sse2_uavgv8hi3,
8979 sse2_psadbw, sse2_pinsrw, sse2_pextrw, sse2_pshufd, sse2_pshuflw,
8980 sse2_pshufhw, eqv16qi3, eqv8hi3, eqv4si3, gtv16qi3, gtv8hi3,
8981 gtv4si3, umaxv16qi3, smaxv8hi3, uminv16qi3, sminv8hi3, ashrv8hi3,
8982 ashrv4si3, lshrv8hi3, lshrv4si3, lshrv2di3, ashlv8hi3, ashlv4si3,
8983 ashlv2di3, sse2_ashlti3, sse2_lshrti3, sse2_unpckhpd, sse2_unpcklpd,
8984 sse2_packsswb, sse2_packssdw, sse2_packuswb, sse2_punpckhbw,
8985 sse2_punpckhwd, sse2_punpckhdq, sse2_punpcklbw, sse2_punpcklwd,
8986 sse2_punpckldq, sse2_punpcklqdq, sse2_punpckhqdq, sse2_movupd,
8987 sse2_movdqu, sse2_movdq2q, sse2_movdq2q_rex64, sse2_movq2dq,
8988 sse2_movq2dq_rex64, sse2_loadd, sse2_stored, sse2_storehpd,
8989 sse2_loadhpd, sse2_storelpd, sse2_loadlpd, sse2_movsd, sse2_loadsd,
8990 sse2_loadsd_1, sse2_storesd, sse2_shufpd, sse2_clflush, sse2_mfence,
8991 mfence_insn, sse2_lfence, lfence_insn, mwait, monitor, addsubv4sf3,
8992 addsubv2df3, haddv4sf3, haddv2df3, hsubv4sf3, hsubv2df3, movshdup,
8993 movsldup, lddqu, loadddup, movddup): Move to sse.md. Any with
8994 non-optabs meanings renamed with an "sse{,2,3}_" prefix at the
8996 (SSEPUSH, push<SSEPUSH>): Remove.
8997 (MMXPUSH, push<MMXPUSH>): Remove.
8998 (sse_movaps, sse_movaps_1, sse_movups): Remove.
8999 (sse2_movapd, sse2_movdqa, sse2_movq): Remove.
9000 (sse2_andti3, sse2_nandti3, sse2_iorti3, sse2_xorti3): Remove.
9001 (sse_clrv4sf, sse_clrv2df, sse2_clrti): Remove.
9002 (maskncmpv4sf3, vmmaskncmpv4sf3): Remove.
9003 (maskncmpv2df3, vmmaskncmpv2df3): Remove.
9004 (ashrv8hi3_ti, ashrv4si3_ti, lshrv8hi3_ti, lshrv4si3_ti): Remove.
9005 (lshrv2di3_ti, ashlv8hi3_ti, ashlv4si3_ti, ashlv2di3_ti): Remove.
9006 * config/i386/athlon.md (athlon_sselog_load): Handle sselog1.
9007 (athlon_sselog_load_k8, athlon_sselog, athlon_sselog_k8): Likewise.
9008 * config/i386/ppro.md (ppro_sse_div_V4SF_load): Fix memory attr.
9009 (ppro_sse_log_V4SF_load): Similarly. Handle sselog1.
9010 (ppro_sse_log_V4SF): Handle sselog1.
9011 * config/i386/predicates.md (const_0_to_1_operand): New.
9012 (const_0_to_255_mul_8_operand): New.
9013 (const_1_to_31_operand): Rename from const_int_1_31_operand.
9014 (const_2_to_3_operand, const_4_to_7_operand): New.
9015 * config/i386/sse.md: New file.
9016 (SSEMODE12, SSEMODE24, SSEMODE124, SSEMODE248, ssevecsize): New.
9017 (sse_movups): Rename from sse_movups_1.
9018 (sse_loadlss): Rename from sse_loadss_1.
9019 (andv4sf3, iorv4sf3, xorv4sf3, andv2df3): Remove the sse prefix
9021 (negv4sf2): Use ix86_expand_fp_absneg_operator.
9022 (absv4sf2, negv2df, absv2df): New.
9023 (addv4sf3): Add expander to call ix86_fixup_binary_operands_no_copy.
9024 (subv4sf3, mulv4sf3, divv4sf3, smaxv4sf3, sminv4sf3, andv4sf3,
9025 iorv4sf3, xorv4sf3, addv2df3, subv2df3, mulv2df3, divv2df3,
9026 smaxv2df3, sminv2df3, andv2df3, iorv2df3, xorv2df3, mulv8hi3,
9027 umaxv16qi3, smaxv8hi3, uminv16qi3, sminv8hi3): Likewise.
9028 (sse3_addsubv4sf3): Model correctly.
9029 sse3_haddv4sf3, sse3_hsubv4sf3, sse3_addsubv2df3, sse3_haddv2df3,
9030 sse3_hsubv2df3, sse2_ashlti3, sse2_lshrti3): Likewise.
9031 (sse_movhlps): Model with vec_select+vec_concat.
9032 (sse_movlhps, sse_unpckhps, sse_unpcklps, sse3_movshdup,
9033 sse3_movsldup, sse_shufps, sse_shufps_1, sse2_unpckhpd, sse3_movddup,
9034 sse2_unpcklpd, sse2_shufpd, sse2_shufpd_1, sse2_punpckhbw,
9035 sse2_punpcklbw, sse2_punpckhwd, sse2_punpcklwd, sse2_punpckhdq,
9036 sse2_punpckldq, sse2_punpckhqdq, sse2_punpcklqdq, sse2_pshufd,
9037 sse2_pshufd_1, sse2_pshuflw, sse2_pshuflw_1, sse2_pshufhw,
9038 sse2_pshufhw_1): Likewise.
9039 (neg<SSEMODEI>2, one_cmpl<SSEMODEI>2): New.
9040 (add<SSEMODEI>3, sse2_ssadd<SSEMODE12>3, sse2_usadd<SSEMODE12>3,
9041 sub<SSEMODEI>3, sse2_sssub<SSEMODE12>3, sse2_ussub<SSEMODE12>3,
9042 ashr<SSEMODE24>3, lshr<SSEMODE248>3, sse2_eq<SSEMODE124>3,
9043 sse2_gt<SSEMODDE124>3, and<SSEMODEI>3, sse_nand<SSEMODEI>3,
9044 ior<SSEMODEI>3, xor<SSEMODEI>3): Macroize from existing patterns.
9045 (addv4sf3, sse_vmaddv4sf3, mulv4sf3, sse_vmmulv4sf3, smaxv4sf3,
9046 sse_vmsmaxv4sf3, sminv4sf3, sse_vmsminv4sf3, addv2df3, sse2_vmaddv2df3,
9047 mulv2df3, sse2_vmmulv2df3, smaxv2df3, sse2_vmsmaxv2df3, sminv2df3,
9048 sse2_vmsminv2df3, umaxv16qi3, smaxv8hi3, uminv16qi3
9049 sminv8hi3): Mark commutative
9050 operands. Use ix86_binary_operator_ok.
9051 (sse_unpckhps, sse_unpcklps, sse2_packsswb, sse2_packssdw,
9052 sse2_packuswb, sse2_punpckhbw, sse2_punpcklbw, sse2_punpckhwd,
9053 sse2_punpcklwd, sse2_punpckhdq, sse2_punpckldq, sse2_punpckhqdq,
9054 sse2_punpcklqdq): Allow operand2 in memory.
9055 (sse_movhlps, sse_movlhps, sse2_unpckhpd, sse2_unpcklpd
9056 sse2_movsd): Add memory alternatives.
9057 (sse_storelps): Turn expander into an insn; split after reload.
9058 (sse_storess, sse2_loadhpd, sse2_loadlpd): Add non-xmm inputs.
9059 (sse2_storehpd, sse2_storelpd): Add non-xmm outputs.
9061 2005-01-08 Eric Botcazou <ebotcazou@libertysurf.fr>
9063 * configure.ac (DWARF-2 debug_line): Use objdump.
9064 * configure: Regenerate.
9066 2005-01-08 Jeff Law <law@redhat.com>
9067 Diego Novillo <dnovillo@redhat.com>
9069 PR tree-optimization/18241
9070 * tree-nrv.c (tree_nrv): Ignore volatile return values.
9071 * tree-ssa-dse.c (dse_optimize_stmt): Do not optimize
9072 statements with volatile operands.
9073 * tree-ssa-operands.c (add_stmt_operand): Do add volatile
9074 operands after marking a statement with has_volatile_ops.
9076 2005-01-08 Roger Sayle <roger@eyesopen.com>
9078 * tree.c (int_fits_type_p): Always honor integer constant
9079 TYPE_MIN_VALUE and TYPE_MAX_VALUE if they exist.
9081 2005-01-08 Roger Sayle <roger@eyesopen.com>
9083 * ifcvt.c (find_if_case_1): Reinstate 2005-01-04 change, now that
9084 the latent bug in rtl_delete_block has been resolved.
9086 2005-01-08 Richard Sandiford <rsandifo@redhat.com>
9088 * config/mips/t-iris6 (MULTILIB_DIRNAMES): Use -mabi argument values.
9089 (MULTILIB_OSDIRNAMES): Use the standard lib, lib32 and lib64.
9091 2005-01-08 Richard Sandiford <rsandifo@redhat.com>
9093 * config/mips/t-slibgcc-irix (SHLIB_LINK): Install a copy of the
9094 library as @multilib_dir@/$(SHLIB_SONAME).
9096 2005-01-07 Eric Botcazou <ebotcazou@libertysurf.fr>
9098 * configure.ac (HAVE_AS_OFFSETABLE_LO10): Fix typo.
9099 * configure: Regenerate.
9101 2005-01-07 Jakub Jelinek <jakub@redhat.com>
9103 * c-common.c (handle_mode_attribute): For ENUMERAL_TYPE, also copy
9106 2005-01-07 David Edelsohn <edelsohn@gnu.org>
9109 * config/rs6000/rs6000.c (rs6000_legitimize_reload_address):
9110 Convert non-word aligned offset address using ld/std into
9113 2005-01-07 Richard Henderson <rth@redhat.com>
9115 * config/i386/i386.md (sse_loadhps splitter): Fix operand number typo.
9117 2005-01-07 Richard SAndiford <rsandifo@redhat.com>
9119 * tree.h (IS_EXPR_CODE_CLASS): Use a straight-forward range check.
9121 2005-01-07 Jakub Jelinek <jakub@redhat.com>
9123 PR tree-optimization/19283
9124 * fold-const.c (fold_widened_comparison): Return NULL if shorter_type
9125 is not shorter than the original type.
9127 PR rtl-optimization/19012
9128 * config/i386/i386.md (addqi_1_slp): Set memory attribute.
9130 PR rtl-optimization/18861
9131 * cfgbuild.c (BLOCK_USED_BY_TABLEJUMP): Define.
9132 (FULL_STATE): Define.
9133 (mark_tablejump_edge): New function.
9134 (purge_dead_tablejump_edges): New function.
9135 (find_bb_boundaries): Use it.
9137 PR tree-optimization/18828
9138 * builtins.c (expand_builtin_next_arg): Remove argument and all
9139 the argument checking.
9140 (expand_builtin): Adjust caller.
9141 (expand_builtin_va_start): Likewise. Remove error for too many
9143 (fold_builtin_next_arg): Issue error for too many arguments.
9144 After checking arguments, replace them with magic arguments that
9145 prevent further checking of the args.
9147 2005-01-06 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
9149 * pa64-hpux.h (STARTFILE_SPEC): Fix typo in spec.
9151 2005-01-06 Roger Sayle <roger@eyesopen.com>
9154 * gcc.c (input_suffix_matches): Tweak the semantics of %{.s:...}
9155 and %{.S:...} (and their negative variants) to test whether the
9156 input file is assembler or pre-processed-assembler independent of
9157 the actual filename extension.
9159 2005-01-06 Roger Sayle <roger@eyesopen.com>
9161 * simplify-rtx.c (simplify_subreg): Simplify truncations of shifts
9162 of sign or zero extended values.
9164 2005-01-06 Geoffrey Keating <geoffk@apple.com>
9166 * c-cppbuiltin.c (builtin_define_float_constants): Set __*_EPSILON__
9167 for IBM long double format correctly.
9169 2005-01-06 Daniel Berlin <dberlin@dberlin.org>
9171 Fix PR tree-optimization/18792
9173 * tree-data-ref.c (build_classic_dist_vector): Change first_loop
9174 to first_loop_depth, and use loop depth instead of loop number.
9175 (build_classic_dir_vector): Ditto.
9176 (compute_data_dependences_for_loop): Use depth, not loop number.
9177 * tree-loop-linear.c (try_interchange_loops): Use loop depth, not loop
9178 number. Pass in loops, instead of loop numbers.
9179 (gather_interchange_stats): Ditto.
9180 (linear_transform_loops): Ditto.
9182 2005-01-06 Richard Sandiford <rsandifo@redhat.com>
9185 * loop.c (get_monotonic_increment, biased_biv_fits_mode_p,
9186 biv_fits_mode_p, extension_within_bounds_p): New functions.
9187 (check_ext_dependent_givs): Use them.
9189 2005-01-06 Roger Sayle <roger@eyesopen.com>
9191 * cfgrtl.c (rtl_delete_block): A basic block may be followed by
9192 more than one barrier, in which case we should delete them all.
9194 2005-01-06 Tobias Schlueter <tobias.schlueter@physik.uni-muenchen.de>
9196 * gcc.c (process_command): Change year in 'gcc --version' to 2005.
9198 2005-01-05 Daniel Berlin <dberlin@dberlin.org>
9200 Fix PR middle-end/19286
9202 * dwarf2out.c (gen_subprogram_die): If we've already tried to
9203 output this subprogram, simply ignore this attempt to do it again.
9204 (add_abstract_origin_attribute): Don't abort trying to add the abstract
9205 origin attribute if it's not possible.
9206 (gen_block_die): Don't ignore subblocks of "unused" blocks.
9207 (decls_for_scope): Ditto.
9208 * gimple-low.c (mark_blocks_with_used_subblocks): Remove.
9209 (mark_used_blocks): Don't call mark_blocks_with_used_subblocks.
9211 2005-01-05 Richard Henderson <rth@redhat.com>
9214 * config/i386/i386.c (BUILTIN_DESC_SWAP_OPERANDS): New.
9215 (bdesc_2arg): Use it.
9216 (ix86_expand_binop_builtin): Force operands into registers
9218 (ix86_expand_unop_builtin, ix86_expand_unop1_builtin,
9219 ix86_expand_sse_compare, ix86_expand_sse_comi,
9220 ix86_expand_builtin): Likewise.
9222 2005-01-05 Richard Henderson <rth@redhat.com>
9224 * config/ia64/ia64.c (rtx_needs_barrier): Handle CONST_VECTOR
9226 * config/ia64/vect.md (mulv8qi3): Re-implement with mix_[rl].
9227 (mulv4hi3): Set itanium_class mmmul.
9228 (fpack_sfxf, fpack_xfsf, fpack_xfxf): Remove.
9229 (fpack): Rename from fpack_sfsf.
9231 2005-01-05 Richard Henderson <rth@redhat.com>
9234 * reload1.c (do_input_reload): Restrict the optimization deleteing
9235 a previous output reload to RELOAD_FOR_INPUT.
9237 2005-01-05 Steven Bosscher <stevenb@suse.de>
9239 * combine.c (expand_compound_operation) <ZERO_EXTRACT>: Add
9240 comment that we fall through after case.
9241 (mark_used_regs_combine): Don't expect a SIGN_EXTRACT in a SET_DEST.
9242 (distribute_links): Likewise.
9243 * cse.c (cse_insn): Likewise.
9244 * cselib.c (cselib_invalidate_mem): Likewise.
9245 * df.c: Update comments at the top of the file.
9246 (read_modify_subreg_p): Update comments here too.
9247 (df_def_record_1): Don't expect a SIGN_EXTRACT in a SET_DEST.
9248 * flow.c (mark_set_1): Likewise.
9249 (mark_used_regs): Likewise.
9250 * gcse.c (mems_conflict_for_gcse_p): Likewise.
9251 (canon_list_insert): Likewise.
9252 (mark_set): Likewise.
9253 (try_replace_reg): Likewise.
9254 (store_killed_in_insn): Likewise.
9255 * loop.c (count_one_set): Likewise.
9256 (basic_induction_var): Likewise.
9257 * postreload-gcse.c (find_mem_conflicts): Likewise.
9258 * postreload.c (reload_combine_note_store): Likewise.
9259 (move2add_note_store): Likewise.
9260 * reload.c (find_equiv_reg): Likewise.
9261 (mark_referenced_resources): Likewise.
9262 * rtlanal.c (set_noop_p): Likewise.
9263 (note_stores): Likewise.
9264 (note_uses): Likewise.
9265 * sched-deps.c (sched_analyze_1): Likewise.
9266 * sched-rgn.c (check_live_1): Likewise.
9267 (update_live_1): Likewise.
9268 * config/i860/i860.c: Likewise.
9270 * rtl.dec (SIGN_EXTRACT): Document that this cannot appear as
9272 (ZERO_EXTRACT): Mention that this one can be an lvalue.
9274 * doc/rtl.texi: Update documentation for bit-fields and SET.
9276 2005-01-05 Roger Sayle <roger@eyesopen.com>
9278 * ifcvt.c (find_if_case_1): Revert 2005-01-04 change.
9280 2005-01-05 Jan Hubicka <jh@suse.cz>
9281 Richard Henderson <rth@redhat.com>
9284 * config/i386/i386.c (ix86_expand_move): Handle tls symbols
9287 2005-01-05 Richard Henderson <rth@redhat.com>
9290 * config/i386/i386.md (sse_movhps, sse_movlps): Remove.
9291 (sse_shufps): Change operand 3 to const_int_operand.
9292 (sse2_storelps): Fix typo in template.
9293 (sse_storehps, sse_loadhps, sse_storelps, sse_loadlps): New.
9294 * config/i386/i386.c (ix86_expand_vector_move_misalign): Use them.
9295 (ix86_expand_builtin): Likewise.
9297 2005-01-05 Julian Brown <julian@codesourcery.com>
9299 * config/arm/arm.c (arm_return_in_memory): Treat complex types
9300 as aggregates for AAPCS ABIs.
9302 2005-01-05 Stan Shebs <shebs@apple.com>
9304 * unwind-dw2-fde-darwin.c (examine_objects): Use 64-bit
9305 Mach-O getters if ppc64.
9306 * config/darwin.c (darwin_asm_output_dwarf_delta): Obey
9308 * config/darwin.h (ASM_PREFERRED_EH_DATA_FORMAT): Use
9309 signed four-byte field for global code case.
9310 (STARTFILE_SPEC): Avoid crt2.o for 64-bit compilation.
9312 2005-01-05 Roger Sayle <roger@eyesopen.com>
9315 * c-common.c: Include real.h.
9316 (c_common_truthvalue_conversion): Avoid destructively modifying expr.
9317 Correctly handle TREE_CONSTANT_OVERFLOW for INTEGER_CST.
9318 Correctly handle TREE_CONSTANT_OVERFLOW and NaNs for REAL_CST.
9319 * Makefile.in (c-common.o): Update dependencies.
9321 2005-01-05 Joseph S. Myers <joseph@codesourcery.com>
9323 * c-parse.in (asm_string): Add trailing semicolon.
9325 2005-01-05 Joseph S. Myers <joseph@codesourcery.com>
9327 * c-parse.in (asm_string): New. Don't allow wide strings in
9329 (simple_asm_expr, asm_argument, asm_operand, asm_clobbers): Use
9330 asm_string instead of STRING.
9332 2005-01-05 Joseph S. Myers <joseph@codesourcery.com>
9334 * c-typeck.c (constructor_no_implicit): Remove.
9335 (set_designator, process_init_element): Don't check
9336 constructor_no_implicit.
9338 2005-01-05 J"orn Rennecke <joern.rennecke@st.com>
9339 Kaz Kojima <kkojima@gcc.gnu.org>
9342 * lcm.c (create_pre_exit): New.
9343 (optimize_mode_switching): In MODE_ENTRY / MODE_EXIT case, set
9344 ENTRY_EXIT_EXTRA to 3. Use create_pre_exit.
9346 2004-01-05 Richard Earnshaw <rearnsha@arm.com>
9348 * arm.h (TARGET_OPTIONS): Correctly record -mhard-float and
9349 -msoft-float in target_float_switch.
9350 * arm.c (arm_override_options): Fix processing of target_float_switch.
9352 2004-01-05 Richard Earnshaw <rearnsha@arm.com>
9354 * arm/vfp.md (arm_movsi_vfp): Hide VFP register classes from register
9357 2004-01-05 Uros Bizjak <uros@kss-loka.si>
9359 * doc/invoke.texi (Intel 386 and AMD x86-64 Options):
9360 Replace i387 with 'i386 compiler' in -mfpmath=sse option.
9362 2005-01-04 Roger Sayle <roger@eyesopen.com>
9364 * ifcvt.c (find_if_case_1): Avoid creating an empty forwarder block,
9365 if deleting the then-block allows the test-block to fallthru to the
9368 2005-01-04 Andrew Pinski <pinskia@physics.uc.edu>
9371 * c-decl.c (diagnose_mismatched_decls): Accept "extern inline" declared
9372 after the full declaration if the are in two different TUs.
9374 2005-01-04 Richard Henderson <rth@redhat.com>
9377 * tree-sra.c (generate_one_element_init): Just
9378 call gimplify_and_add.
9379 (generate_element_init): Record the
9380 new referenced variables and mark them for renaming
9381 and split out to ...
9382 (generate_element_init_1): This.
9383 (scalarize_init): Don't call push_gimplify_context/
9384 pop_gimplify_context.
9386 2005-01-04 Geoffrey Keating <geoffk@apple.com>
9388 * toplev.c (get_src_pwd): Handle failure of getpwd().
9390 2005-01-04 Roger Sayle <roger@eyesopen.com>
9392 * fold-const.c (fold_single_bit_test): Delete unreachable handling
9394 (fold): Don't call fold_single_bit_test with a TRUTH_NOT_EXPR, as
9395 all the cases handled by it are inverted by invert_truthvalue.
9397 2005-01-04 Eric Botcazou <ebotcazou@libertysurf.fr>
9399 * config/sparc/sparc.md (save_register_windowdi): Add missing mode.
9400 (save_register_windowsi): Likewise.
9402 2005-01-04 Richard Henderson <rth@redhat.com>
9404 * tree-mudflap.c (mf_varname_tree): Fix thinko setting declname.
9406 2005-01-04 Uros Bizjak <uros@kss-loka.si>
9409 * cse.c (fold_rtx) [RTX_COMPARE, RTX_COMM_COMPARE]: Don't attempt
9410 any simplifications of vector mode comparison operators.
9411 * simplify-rtx.c (simplify_relational_operation): Fix variable name.
9413 2005-01-04 Paolo Bonzini <bonzini@gnu.org>
9414 Devang Patel <dpatel@apple.com>
9416 PR tree-optimization/18308
9417 * tree-if-conv.c (add_to_dst_predicate_list): Gimplify
9418 the operands before creating a new expression.
9419 * dojump.c (do_jump): Make drop_through_label available
9420 for all cases. Add expansion of COND_EXPR.
9422 2005-01-04 Ira Rosen <irar@il.ibm.com>
9424 * tree-vectorizer.c (vect_analyze_offset_expr): Test for
9425 INTEGER_CST instead of TREE_CONSTANT.
9426 (vect_gen_niters_for_prolog_loop): Test for INTEGER_CST
9427 instead of TREE_CONSTANT.
9428 (vect_analyze_pointer_ref_access): Test for INTEGER_CST
9429 instead of TREE_CONSTANT.
9431 2005-01-04 Eric Botcazou <ebotcazou@libertysurf.fr>
9433 * tree-eh.c (replace_goto_queue): Return early if the queue is empty.
9435 2005-01-04 Uros Bizjak <uros@kss-loka.si>
9438 * config/i386/i386.md (*fop_df_1_i387): Disable for TARGET_SSE_MATH.
9439 (*fop_df_1_i387): Disable for (TARGET_SSE2 && TARGET_SSE_MATH).
9441 2005-01-03 Richard Henderson <rth@redhat.com>
9443 * fold-const.c (force_fit_type): Cope with types larger than 2 HWI.
9444 (fold_convert_const_int_from_int, fold_convert_const_int_from_real,
9445 fold_convert_const_real_from_real): Split out from ...
9446 (fold_convert_const): ... here.
9448 2005-01-03 Richard Henderson <rth@redhat.com>
9451 * config/i386/i386.md (movdi_2): Separate SSE1 and SSE2 alternatives.
9452 (mov<MMXMODEI>_internal): Likewise.
9453 (movdf_nointeger): Prefer Y while not preferring, but allowing, x.
9454 Add V2SF case; use it for SSE1; don't use TI.
9455 (movdf_integer): Likewise.
9456 (mov<SSEMODEI>_internal, movti_internal): Force V4SF for SSE1.
9458 2005-01-03 Ira Rosen <irar@il.ibm.com>
9460 * tree-vectorizer.c (vect_strip_conversions): New function.
9461 (vect_analyze_offset_expr): Call vect_strip_conversions. Add
9462 check for binary class.
9464 2005-01-03 Daniel Berlin <dberlin@dberlin.org>
9468 * dwarf2out.c (block_ultimate_origin): Follow decl origin if origin
9470 * gimple-low.c (mark_blocks_with_used_vars): New function.
9471 (mark_blocks_with_used_subblocks): Ditto.
9472 (mark_used_blocks): Ditto.
9473 (pass_mark_used_blocks): New pass.
9474 * tree-inline.c: Include debug.h.
9475 (expand_call_inline): Call outlining_inline_function here.
9476 * tree-optimize.c (init_tree_optimization_passes): Add
9477 pass_mark_used_blocks.
9478 * tree-pass.h (pass_mark_used_blocks): New.
9479 * Makefile.in (tree-inline.o): Add debug.h dependency.
9481 2005-01-03 Geoffrey Keating <geoffk@apple.com>
9483 * config/darwin.c (darwin_handle_weak_import_attribute): Permit
9484 VAR_DECLs to have weak_import attribute.
9486 * config/rs6000/darwin-fallback.c: Use 'ucontext_t' rather than
9489 2004-01-03 Steven Bosscher <stevenb@suse.de>
9491 * passes.c (rest_of_compilation): Don't run regmove if only
9492 flag_expensive_optimizations, require flag_regmove instead.
9494 2005-01-03 Eric Botcazou <ebotcazou@libertysurf.fr>
9496 * config/sparc/litecoff.h (TARGET_OS_CPP_BUILTINS): Do not
9498 * config/sparc/sysv4-only.h (TARGET_OS_CPP_BUILTINS): Likewise.
9499 * config/sparc/rtemself.h (TARGET_SUB_OS_CPP_BUILTINS): Likewise.
9500 * config/sparc/sol2-64.h (TARGET_SUB_OS_CPP_BUILTINS): Delete.
9501 * config/sparc/sp64-elf.h (TARGET_SUB_OS_CPP_BUILTINS): Likewise.
9503 2005-01-03 Richard Henderson <rth@redhat.com>
9505 * config/ia64/ia64.c (TARGET_VECTOR_MODE_SUPPORTED_P): New.
9506 (ia64_const_ok_for_letter_p): New.
9507 (ia64_const_double_ok_for_letter_p): New.
9508 (ia64_extra_constraint): New.
9509 (ia64_expand_vecint_compare): New.
9510 (ia64_expand_vcondu_v2si): New.
9511 (ia64_expand_vecint_cmov): New.
9512 (ia64_expand_vecint_minmax): New.
9513 (ia64_print_operand): Add 'v'.
9514 (ia64_preferred_reload_class): New.
9515 (ia64_vector_mode_supported_p): New.
9516 * config/ia64/ia64.h (UNITS_PER_SIMD_WORD): New.
9517 (PREFERRED_RELOAD_CLASS): Move to function.
9518 (CONST_OK_FOR_LETTER_P): Move to function.
9519 (CONST_DOUBLE_OK_FOR_LETTER_P): Move to function.
9520 (CONSTRAINT_OK_FOR_Q, CONSTRAINT_OK_FOR_R): Remove.
9521 (CONSTRAINT_OK_FOR_S, CONSTRAINT_OK_FOR_T): Remove.
9522 (EXTRA_CONSTRAINT): Move to function.
9523 * config/ia64/ia64.md: Include vect.md.
9524 (itanium_class): Add mmalua.
9526 * config/ia64/itanium1.md (1_mmalua): New. Add it to bypasses.
9528 * config/ia64/itanium2.md (2_mmalua, 2b_mmalua): Similarly.
9529 * config/ia64/predicates.md (gr_reg_or_0_operand): Accept any
9531 (const_int_2bit_operand): New.
9532 (fr_reg_or_0_operand): New.
9533 * config/ia64/ia64-modes.def: Add vector modes.
9534 * config/ia64/ia64-protos.h: Update.
9535 * config/ia64/vect.md: New file.
9537 2005-01-03 Richard Henderson <rth@redhat.com>
9539 * simplify-rtx.c (simplify_binary_operation): Handle VEC_CONCAT.
9541 2005-01-03 Uros Bizjak <uros@kss-loka.si>
9544 * config/i386/i386.c (log1psf2): Change mode of operands[0,1]
9546 (log1pdf2): Change mode of operands[0,1] to DFmode.
9548 2005-01-03 Eric Botcazou <ebotcazou@libertysurf.fr>
9550 * config/sparc/sparc.h (SPARC_RELAXED_ORDERING): Define to false.
9551 * config/sparc/linux.h (SPARC_RELAXED_ORDERING): Define to true.
9552 * config/sparc/linux64.h (SPARC_RELAXED_ORDERING): Likewise.
9553 * config/sparc/sparc.c (TARGET_RELAXED_ORDERING): Define to
9554 SPARC_RELAXED_ORDERING.
9556 2005-01-03 Richard Henderson <rth@redhat.com>
9557 Uros Bizjak <uros@kss-loka.si>
9560 * config/i386/i386.c (ix86_expand_builtin): [IX86_BUILTIN_PINSRW,
9561 IX86_BUILTIN_PINSRW128]: Fix wrong selector range in error message.
9562 * config/i386/i386.md (mmx_pinsrw, sse2_pinsrw): Fix selector
9564 (*mmx_pinsrw, *sse2_pinsrw): New patterns.
9565 * config/i386/i386/predicates.md (const_pow2_1_to_8_operand,
9566 const_pow2_1_to_128_operand): New predicates.
9568 2005-01-02 Greg McGary <greg@mcgary.org>
9570 * tree-mudflap.c (mf_varname_tree): decl_printable_name handles
9572 (mf_xform_derefs_1) [RESULT_DECL, STRING_CST]: Handle as innermost
9573 object. [ptr_type]: Remove unused variable.
9574 Remember nearest addressable array-element or record-component
9575 when checking bitfield components. Tolerate empty BIND_EXPR.
9577 2005-01-01 Richard Henderson <rth@redhat.com>
9579 * tree-vectorizer.c (vect_analyze_offset_expr): Strip conversions
9580 that don't narrow the value. Fail for other conversions.
9582 2005-01-01 Richard Henderson <rth@redhat.com>
9585 * c-decl.c (pop_file_scope): Call maybe_apply_pending_pragma_weaks.
9586 * c-lang.c (finish_file): Don't do it here.
9587 * objc/objc-act.c (objc_finish_file): Likewise.
9589 * cgraph.c (decl_assembler_name_equal): New.
9590 (cgraph_node_for_asm, cgraph_varpool_node_for_asm): New.
9591 (cgraph_varpool_node): Actually link up cgraph_varpool_nodes.
9592 * cgraph.h (struct cgraph_varpool_node): Add next.
9593 (cgraph_node_for_asm, cgraph_varpool_node_for_asm): Declare.
9594 * varasm.c (assemble_alias): Mark the target as needed.
9596 2005-01-01 Andrew Pinski <pinskia@physics.uc.edu>
9599 * function.c (get_arg_pointer_save_area): Use entry_of_function
9600 instead of get_insns.
9602 2005-01-01 Roger Sayle <roger@eyesopen.com>
9603 Andrew Pinski <pinskia@physics.uc.edu>
9604 James E. Wilson <wilson@specifixinc.com>
9606 PR rtl-optimization/12092
9607 * loop.c (emit_prefetch_instructions): Do nothing if PREFETCH_BLOCK
9610 2005-01-01 Roger Sayle <roger@eyesopen.com>
9611 Olivier Hainque <hainque@act-europe.fr>
9613 * tree.c (int_fits_type_p): A narrower type always fits in a
9614 wider one, except for negative values into unsigned types.
9616 2005-01-01 Roger Sayle <roger@eyesopen.com>
9618 * tree.c (int_fits_type_p): Compare the result of force_fit_type
9619 with the original constant rather than require TREE_OVERFLOW.
9621 2005-01-01 Steven Bosscher <stevenb@suse.de>
9624 * c-decl.c (finish_function): If compiling C99, annotate the
9625 compiler generated return with the current file name and line 0.
9626 * tree-cfg.c (remove_useless_stmts_warn_notreached): Only warn if
9627 the source line is greater than 0.
9628 (remove_bb): Likewise.
9630 See ChangeLog.12 for earlier changes.