1 2005-04-03 Kazu Hirata <kazu@cs.umass.edu>
3 * config/stormy16/stormy16.h (PREDICATE_CODES): Add SUBREG to
4 xstormy16_below100_or_register,
5 xstormy16_splittable_below100_or_register, and
6 nonimmediate_nonstack_operand.
8 2005-04-02 Kazu Hirata <kazu@cs.umass.edu>
10 * config/iq2000/iq2000.c (uns_arith_operand, arith_operand,
11 small_int, large_int, reg_or_0_operand, simple_memory_operand,
12 equality_op, cmp_op, pc_or_label_operand, call_insn_operand,
13 move_operand, power_of_2_operand): Move to predicates.md.
14 * config/iq2000/iq2000.h (SPECIAL_MODE_PREDICATES,
15 PREDICATE_CODE): Remove.
16 * config/iq2000/iq2000.md: Include predicates.md.
17 * config/iq2000/predicates.md: New.
19 2005-04-02 Richard Sandiford <rsandifo@redhat.com>
21 * config/m68hc11/m68hc11.h (target_flags, MASK_SHORT)
22 (MASK_AUTO_INC_DEC, MASK_M6811, MASK_M6812, MASK_M68S12)
23 (MASK_NO_DIRECT_MODE, MASK_MIN_MAX, MASK_LONG_CALLS)
24 (TARGET_SHORT, TARGET_M6811, TARGET_M6812, TARGET_M68S12)
25 (TARGET_AUTO_INC_DEC, TARGET_MIN_MAX, TARGET_NO_DIRECT_MODE)
26 (TARGET_LONG_CALLS, TARGET_SWITCHES, TARGET_OPTIONS)
27 (SUBTARGET_SWITCHES, SUBTARGET_OPTIONS, m68hc11_regparm_string)
28 (m68hc11_reg_alloc_order, m68hc11_soft_reg_count)
29 (TARGET_M68HC11): Delete.
30 (TARGET_DEFAULT): Change the default setting from MASK_M6811 to 0.
31 * config/m68hc11/m68hc12.h (TARGET_M68HC12): Delete.
32 * config/m68hc11/m68hc11.c (m68hc11_regparm_string)
33 (m68hc11_reg_alloc_order, m68hc11_soft_reg_count)
34 (nb_soft_regs): Delete.
35 (TARGET_DEFAULT_TARGET_FLAGS): Override default with TARGET_DEFAULT.
36 (m68hc11_override_options): Remove the code that caters for MASK_M6811
37 and MASK_M6812 being set simultaneously. Change the code that sets
38 the default m68hc11_soft_reg_count to use integers instead of strings.
39 (m68hc11_conditional_register_usage, hard_regno_mode_ok): Use
40 m68hc11_soft_reg_count (which now has an int type) as the number
42 * config/m68hc11/m68hc11.opt: New file.
44 2005-04-02 Kazu Hirata <kazu@cs.umass.edu>
46 * config/fr30/fr30.h (PREDICATE_CODES): Remove
47 fp_displacement_operand, sp_displacement_operand.
49 * config/m68hc11/m68hc11-protos.h: Add a prototype for
51 Remove the prototypes for tst_operand, cmp_operand,
52 stack_register_operand, d_register_operand,
53 hard_addr_reg_operand, splitable_operand,
54 m68hc11_logical_operator, m68hc11_arith_operator,
55 m68hc11_non_shift_operator, m68hc11_shift_operator,
56 m68hc11_unary_operator, m68hc11_eq_compare_operator,
57 non_push_operand, hard_reg_operand, and
58 reg_or_some_mem_operand.
59 * config/m68hc11/m68hc11.c (m68hcc_auto_inc_p): Make it
61 (tst_operand, cmp_operand, non_push_operand,
62 splitable_operand, reg_or_some_mem_operand,
63 stack_register_operand, d_register_operand,
64 hard_addr_reg_operand, hard_reg_operand,
65 m68hc11_eq_compare_operator, m68hc11_logical_operator,
66 m68hc11_arith_operator, m68hc11_non_shift_operator,
67 m68hc11_shift_operator, m68hc11_unary_operator): Move to
69 * config/m68hc11/m68hc11.h (PREDICATE_CODES): Remove.
70 * config/m68hc11/m68hc11.md: Include predicates.md.
71 * config/m68hc11/predicates.md: New.
73 2005-04-02 Alexandre Oliva <aoliva@redhat.com>
76 * dwarf2out.c (add_abstract_origin_attribute): Revert accidental
77 change checked in along with 2005-03-03's patch for debug/20253.
78 * tree-inline.c (remap_type): Remap TYPE_STUB_DECL.
79 (remap_decl): Insert type decl in map earlier.
81 2005-04-02 Alexandre Oliva <aoliva@redhat.com>
83 PR tree-optimization/20640
84 * tree-ssa-dce.c (remove_dead_stmt): Don't redirect edge to
85 post-dominator if it has phi nodes.
86 (eliminate_unnecessary_stmts): Remove dead phis in all blocks
87 before dead statements.
89 2005-04-02 Alexandre Oliva <aoliva@redhat.com>
92 * final.c (alter_subreg): Don't call subreg_regno for a non-REG.
94 2005-04-02 Alexandre Oliva <aoliva@redhat.com>
96 PR rtl-optimization/20290
97 * loop.c (for_each_insn_in_loop): Don't assume the loop body runs
98 in every iteration if the entry point is the exit test.
100 2005-04-02 Hans-Peter Nilsson <hp@axis.com>
102 * config/cris/cris.md (attribute "length"): Define.
104 2005-04-02 Geoffrey Keating <geoffk@apple.com>
106 * config/rs6000/predicates.md (indexed_or_indirect_operand): New.
107 (word_offset_memref_operand): New.
108 * config/rs6000/rs6000-protos.h (word_offset_memref_operand): Delete.
109 (indexed_or_indirect_operand): Delete.
110 * config/rs6000/rs6000.c (word_offset_memref_operand): Delete.
111 (indexed_or_indirect_operand): Delete.
113 * config/rs6000/t-darwin8: Comment out ppc64 multilib.
116 * config/rs6000/rs6000.md (fix_truncdfsi2): Make destination
119 * config/rs6000/t-darwin (TARGET_LIBGCC2_CFLAGS): Add -pipe.
120 * config/t-darwin (TARGET_LIBGCC2_CFLAGS): Likewise.
122 2005-04-01 Jan-Benedict Glaw <jbglaw@lug-owl.de>
124 * gcc/config/vax/vax.md: Spellcheck, fix whitespace.
126 2005-04-01 Ian Lance Taylor <ian@airs.com>
128 * gcc.c: Don't include <sys/resource.h> or declare getrusage.
129 (rus, prus): Remove static variables.
130 (execute): Use pex_run/pex_get_status rather than pexecute/pwait.
131 (process_command): Permit report_times and use_pipes together.
133 2005-04-01 Joseph S. Myers <joseph@codesourcery.com>
135 * c-decl.c (validate_proto_after_old_defn): Look at
136 TYPE_MAIN_VARIANT of argument types.
138 2005-04-01 Paul Brook <paul@codesourcery.com>
140 * config/arm/arm.c (thumb_call_via_label): Include space for SP.
141 (arm_output_function_epilogue): Allow call_via_SP.
142 (thumb_call_via_reg, arm_file_end): Ditto.
143 * config/arm/arm.h (struct machine_function): Include space for SP.
144 (thumb_call_via_label): Update declaration.
146 2005-04-01 Ian Lance Taylor <ian@airs.com>
148 * final.c (final_scan_insn): Revert part of 2005-03-30 patch: when
149 doing a peephole optimization, once again put any notes in the
152 2005-04-01 Kazu Hirata <kazu@cs.umass.edu>
154 * bb-reorder.c, fold-const.c, varasm.c: Fix comment typos.
156 2005-04-01 Nathan Sidwell <nathan@codesourcery.com>
158 * local-alloc.c (update_equiv_regs): Use gcc_assert, gcc_unreachable.
159 (block_alloc, find_free_reg): Likewise.
160 * loop-doloop.c (doloop_modify): Likewise.
161 * loop-invariant.c (record_use): Likewise.
162 * loop-iv.c (get_biv_step_1, get_biv_step, iv_analyze,
163 get_iv_value, canon_condition, eliminate_implied_condition,
164 eliminate_implied_condition, simplify_using_initial_values,
165 shorten_into_mode, canonicalize_iv_subregs,
166 iv_number_of_iterations): Likewise.
167 * loop-unroll.c (expand_var_during_unrolling): Likewise.
168 * loop-unswitch.c (compare_and_jump_seq, unswitch_single_loop,
169 unswitch_loop): Likewise.
170 * loop.c (INSN_LUID, loop_optimize, rtx_equal_for_loop_p,
171 move_movables, replace_call_address, find_and_verify_loops,
172 rtx_equal_for_prefetch_p, fold_rtx_mult_add, loop_iterations,
173 record_giv, final_giv_value, general_induction_var,
174 simplify_giv_expr, extension_within_bounds_p, try_copy_prop,
175 loop_giv_dump): Likewise.
177 * gcov-io.h (GCOV_CHECK, GCOV_CHECK_READING,
178 GCOV_CHECK_WRITING): Remove.
179 (gcov_position, gcov_rewrite): Use gcc_assert.
180 * gcov-io.c (gcov_open, gcov_write_words, gcov_write_length,
181 gcov_read_words, gcov_sync, gcov_seek): Use gcc_assert.
182 * libgcov.c (__gcov_merge_single, __gcov_merge_delta): Use
185 2005-04-01 Kazu Hirata <kazu@cs.umass.edu>
187 * tree-inline.c: Fix a typo.
189 2005-04-01 Nathan Sidwell <nathan@codesourcery.com>
191 * configure.ac (enable-checking): Explicitly set all variables for
192 collective switch values. Alphabetize variables. Rename
193 ac_checking_valgrind to ac_valgrind_checking. Allow 'none' as
195 * doc/install.texi (enable-checking): Update documentation.
196 * configure: Rebuilt.
198 2005-04-01 Kazu Hirata <kazu@cs.umass.edu>
200 * tree-inline.c (copy_body_r): Use CONSTANT_CLASS_P where
203 2005-04-01 Richard Earnshaw <richard.earnshaw@arm.com>
205 * arm.c (adjacent_mem_locations): Reject volatile memory refs.
206 Also reject cases where this pattern will cause load delay stalls
207 unless optimizing for size and it will produce a shorter sequence.
208 * arm.md (arith_adjacent_mem): Make better use of ldm addressing
209 variants to avoid pre-adjusting the base when possible.
211 2005-04-01 Richard Earnshaw <richard.earnshaw@arm.com>
213 * arm.md (minmax_arithsi): Reject all eliminable registers, not just
214 the frame and argument pointers.
215 (strqi_preinc, strqi_predec, loadqi_preinc, loadqi_predec): Likewise.
216 (loadqisi_preinc, loadqisi_predec, strsi_preinc): Likewise.
217 (strsi_predec, loadsi_preinc, loadsi_predec): Likewise.
218 (strqi_shiftpreinc, strqi_shiftpredec, loadqi_shiftpreinc): Likewise.
219 (loadqi_shiftpredec, strsi_shiftpreinc, strsi_shiftpredec): Likewise.
220 (loadsi_shiftpreinc, loadsi_shiftpredec): Likewise.
222 2005-04-01 Danny Smith <dannysmith@users.sourceforge.net>
224 * config/i386/cygming.h (SUBTARGET_ATTRIBUTE_TABLE): Define,
225 with entry for selectany attribute.
226 * config/i386/i386-protos.h (ix86_handle_selectany_attribute):
228 * config/i386/winnt.c (ix86_handle_selectany_attribute): Define.
229 (i386_pe_asm_named_section): Handle sections generated by
231 * doc/extend.texi (selectany): Document attribute.
233 2005-04-01 Paolo Bonzini <bonzini@gnu.org>
234 Jan Hubicka <jh@suse.cz>
236 * config/i386/i386.c (ix86_decompose_address): Look inside SUBREGs
237 to fix addresses involving EBP and ESP.
238 (aligned_operand, legitimate_address_p, ix86_address_cost): Be prepared
239 for SUBREGed registers.
240 (legitimate_address_p): Accept SUBREGed registers.
242 2005-04-01 Jakub Jelinek <jakub@redhat.com>
245 * dwarf2out.c (gen_type_die_for_member): Handle FIELD_DECL.
246 (dwarf2out_imported_module_or_decl): Use gen_type_die_for_member
249 2005-04-01 Kazu Hirata <kazu@cs.umass.edu>
251 * doc/contrib.texi, doc/invoke.texi, doc/tm.texi: Fix typos.
253 2005-04-01 James E Wilson <wilson@specifixinc.com>
256 * dwarf2out.c (rtl_for_decl_init): New function.
257 (rtl_for_decl_location): Extracted from here.
258 (tree_add_const_value_attribute): Call rtl_for_decl_init and
259 add_const_value_attribute. Delete initializer_constant_valid_p call.
261 2005-04-01 Kazu Hirata <kazu@cs.umass.edu>
263 * cgraphunit.c, dbxout.c, flow.c, gcse.c, gimplify.c,
264 lambda-code.c, loop.c, machmode.def, mips-tfile.c,
265 modulo-sched.c, passes.c, postreload-gcse.c, tree-eh.c,
266 tree-ssa-ccp.c, varasm.c, config/frv/frv.c, config/frv/frv.h,
267 config/frv/frv.md, config/i386/i386.c, config/i386/i386.h,
268 config/i386/i386.md, config/rs6000/predicates.md,
269 config/rs6000/rs6000.c, config/s390/fixdfdi.h,
270 config/s390/s390.c, config/stormy16/stormy16.c,
271 config/stormy16/stormy16.md, config/vax/vax.md: Fix comment
274 2005-04-01 Joseph S. Myers <joseph@codesourcery.com>
277 * gimplify.c (gimplify_expr): Create a temporary for lvalue
278 COND_EXPR and CALL_EXPR.
280 2005-03-31 Vladimir Makarov <vmakarov@redhat.com>
283 * genautomata.c (first_cycle_unit_presence): Check all alternative
284 states for unit presence.
286 * doc/md.texi: Remove remark about impossibility to query unit
287 presence in non nondeterministic automaton state.
289 * config/ia64/ia64.c (get_template): Change order of unit querying.
291 2005-03-31 Kazu Hirata <kazu@cs.umass.edu>
293 * tree-ssa-dom.c (cprop_into_successor_phis): Remove an
296 2005-03-31 Zdenek Dvorak <dvorakz@suse.cz>
298 * cfgloopanal.c (mark_loop_exit_edges): Clean EDGE_LOOP_EXIT
299 flag for edges outside any loops.
301 2005-03-31 Janis Johnson <janis187@us.ibm.com>
303 * doc/sourcebuild.texi (Test Directives): Describe cleanup-* procs.
305 2005-03-31 Kazu Hirata <kazu@cs.umass.edu>
307 * tree-ssa-alias.c: Follow spelling conventions.
308 * doc/tree-ssa.texi: Fix a typo.
310 2005-03-31 J"orn Rennecke <joern.rennecke@st.com>
312 * postreload-gcse.c: Include target.h.
313 (gcse_after_reload_main): Return early if we cannot modify jumps.
314 * Makefile.in (postreload-gcse.o): Depend on $(TARGET_H).
316 2005-03-31 David Edelsohn <edelsohn@gnu.org>
318 * tree-ssa-loop-im.c (stmt_cost): Add RDIV_EXPR to list of
319 expensive operations.
321 2005-03-31 Ian Lance Taylor <ian@airs.com>
323 * collect2.c (lderrout): New variable.
324 (collect_exit): Dump ldout to stdout. Dump and unlink lderrout,
325 if it is set, to stderr.
326 (handler): Unlink lderrout if it is set.
327 (dump_file): Add "to" parameter. Change all callers.
328 (main): Initialize lderrout.
329 (collect_execute): Add errname parameter. Change all callers.
330 Rename redir parameter to outname. Never pass
331 PEX_STDERR_TO_STDOUT to pex_run.
332 * collect2.h (collect_execute, dump_file): Update declarations.
333 * tlink.c (tlink_execute): Add errname parameter. Change all
335 (do_tlink): Check lderrout as well as ldout.
337 2005-03-31 Caroline Tice <ctice@apple.com>
339 * Makefile.in (varasm.o): Add basic-block.h to list of requirements.
340 (bb-reorder.o): Add errors.h to list of requirements.
341 (STAGEFEEDBACK_FLAGS_TO_PASS): Add -freorder-blocks-and-partition to
342 profiledbootstrap flags.
343 * bb-reorder.c (errors.h): Add new include.
344 (struct bbro_basic_block_data_def): Add new field, in_trace.
345 (add_unlikely_executed_notes): Remove function.
346 (mark_bb_for_unlikely_executed_section): Remove function.
347 (insert_section_boundary_note): New function.
348 (verify_hot_cold_block_grouping): New function.
349 (push_to_next_round_p): Remove variables and tests that push all
350 cold blocks to last round.
351 (find_traces): Remove code that added extra round of trace finding
352 when doing partitioning.
353 (find_traces_1_round) : Remove variable last_round; add code to
354 update new struct field, in_trace; correct trace_length where it was
355 incorrect before (after call to copy_bb); change code that pushed all
356 cold blocks to last round. Instead verify that all blocks going into
357 a trace belong in the same partition.
358 (connect_traces): Modify to connect the traces in two passes, if the
359 function contains both hot and cold blocks. The first pass connects
360 all the traces for blocks in the partition that the first block in
361 the function belongs to; the second pass connnects all the traces
362 containing blocks that belong in the other partition.
363 (find_rarely_executed_basic_blocks_and_crossing_edges): Remove
364 code that automatically put the first block in a function into the
365 hot partition if the function had any hot blocks.
366 (fix_crossing_unconditional_branches): Check number of succ edges
367 before attempting to get one.
368 (fix_edges_for_rarely_executed_code): Update comment describing
370 (reorder_basic_blocks): Add code to initialize new field (in_trace);
371 remove call to add_unlikely_executed_notes; add call to
372 verify_hot_cold_block_grouping.
373 (duplicate_computed_gotos): Don't change computed goto if it's a
375 (partition_hot_cold_basic_blocks): Update function comment.
376 * cfgcleanup.c (try_simplify_condjump): Remove redundacy from
378 (try_forward_edges): Likewise.
379 (merge_blocks_move_predecessor_nojumps): Likewise.
380 (merge_blocks_move_successor_nojumps): Likewise.
381 (merge_blocks_move): Likewise.
382 (try_crossjump_bb): Likewise.
383 * cfglayout.c (update_unlikely_executed_notes): Remove function.
384 (fixup_reorder_chain): Remove code for adding UNLIKELY_EXECUTED_CODE
385 notes to cold bb's; remove call to update_unlikely_executed_notes.
386 (duplicate_insn_chain): change NOTE_INSN_UNLIKELY_EXECUTED_CODE to
387 NOTE_INSN_SWITCH_TEXT_SECTIONS.
388 * cfglayout.h (scan_ahead_for_unlikely_executed_note): Remove
389 function declaration.
390 * cfgrtl.c (can_delete_note_p): Remove UNLIKELY_EXECUTED_CODE note
392 (rtl_can_merge_blocks): Remove redundancy from condition.
393 (try_redirect_by_replacing_jump): Likewise.
394 (force_nonfallthru_and_redirect): Remove code for adding
395 UNLIKELY_EXECUTED_CODE notes to cold bb's.
396 (commit_one_edge_insertion): Likewise.
397 (cfg_layout_can_merge_blocks_p): Remove redundancy from condition.
398 * dbxout.c (FORCE_TEXT): Replace function_section with
399 current_function_section.
400 (struct dbx_debug_h): Add do_nothing function for new debug_hooks
401 function, switch_text_section.
402 (struct xcoff_debug): Likewise.
403 (dbxout_function_end): Add code to put out label diffs for both
404 hot and cold sections.
405 * debug.c (struct do_nothing_debug_hooks): Add do_nothing function
406 for new debug_hooks funciton, switch_text_section..
407 * debug.h (struct gcc_debug_hooks): Add new function to debug_hooks,
409 * dwarf2out.c (struct dw_fde_struct): Add five new fields:
410 dw_fde_hot_section_label, dw_fde_hot_section_end_label,
411 dw_fde_unlikely_section_label, dw_fde_unlikely_section_end_label and
412 dw_fde_switched_sections.
413 (output_call_frame_info): Add test to see if function switches text
414 sections in the middle; if so, use appropriate extra hot and cold
415 section labels to compute size deltas for the hot and cold sections.
416 (dwarf2out_begin_prologue): Add code to initialize new fields in
418 (dwarf2out_switch_text_section): New function (invoked through
419 debug_hook); updates new fields in dw_fde_struct appropriately and
420 increments separate_line_info_table_in_use.
421 (dwarf2_debug_hooks): Initialize switch_text_section function to be
422 dwarf2out_switch_text_section.
423 (struct var_loc_node): Add new field, section_label.
424 (output_aranges): Add code to check whether in hot or cold section and
425 use the appropriate label in calculating deltas.
426 (output_ranges): Likewise.
427 (output_line_info): Add code to check which section we're in and
428 use appropriate hot/cold label.
429 (add_location_or_constant_value_attribute): Likewise.
430 (gen_subprogam_die): Modify arange attributes to use correct labels.
431 (dwarf2out_begin_block): Change call to function_section into call to
432 current_function_section.
433 (dwarf2out_end_block): Likewise.
434 (dwarf2out_source_line): Likewise.
435 (dwarf2out_var_location): Add code to check whether in hot or cold
436 section and use the appropriate label.
437 * except.c (output_function_exception_table): Change call to
438 function_section into call to current_function_section.
439 * final.c (profile_function): Likewise.
440 (scan_ahead_for_unlikely_executed_note): Remove function.
441 (final_scan_insn): Remove calls to
442 scan_ahead_for_unlikely_executed_note, and related code for switching
443 to cold section, except for the single time
444 NOTE_INSN_SWITCH_TEXT_SECTIONS may be encountered; add calls to
445 debug_hooks->switch_text_sections; replace appropriate calls to
446 function_section with calls to current_function_section.
447 * ifcvt.c (find_if_case_1): Remove redundancy from condition, add
448 test_bb to condition.
449 (find_if_case_2): Likewise.
450 * insn-notes.def: Change NOTE_INSN_UNLIKELY_EXECUTED_CODE to
451 NOTE_INSN_SWITCH_TEXT_SECTIONS. Update comment appropriately.
452 * opts.c (decode_options): Change warning about hot/cold partitioning
453 with exceptionss to inform (so as not to cause bootstrap failures);
454 remove warning about partitioning with DWARF debug info.
455 * output.h (current_function_section): Add new function decl.
456 (insert_section_boundary_note): Likewise.
457 (enum in_section): Move this declaration here from varasm.c.
458 (unlikely_section_label): Likewise.
459 (unlikely_text_section_name): Likewise.
460 (last_text_section_name): New global variable.
461 (last_text_section): Likewise.
462 (hot_section_label): Likewise.
463 (hot_section_end_label): Likewise.
464 (cold_section_end_label): Likewise.
465 * passes.c (rest_of_handle_final): Free unlikely_text_section_name.
466 * print-rtl.c (print_rtx): Change NOTE_INSN_UNLIKELY_EXECUTED_CODE
467 to NOTE_INSN_SWITCH_TEXT_SECTIONS.
468 * reg-stack.c (emit_swap_insn): Remove UNLIKELY_EXECUTED_CODE note
469 insn from consideration.
470 * sdbout.c (sdb_debug_hooks): Add do_nothing for new function,
472 * varasm.c (basic-block.h): Add new include.
473 (unlikely_section_label_printed): Remove global variable.
474 (unlikely_section_label): Make global variable not be static any more.
475 (unlikely_text_section_name): Likewise.
476 (hot_section_end_label): New global variable (not static)
477 (first_function_block_is_cold): Likewise.
478 (hot_section_label): Likewise.
479 (cold_section_end_label): Likewise..
480 (last_text_section): New global variable, not static.
481 (last_text_section_name): New global variable, not static.
482 (initialize_cold_section_name): New function.
483 (enum in_section): Move declaration to output.h.
484 (text_section): Update last_text_section.
485 (unlikely_text_section): Replace code to determine cold section name
486 with call to initialize_cold_section_name; Add code to update
487 last_text_section; remove code for printing out label.
488 (named_section_real): Add code to update last_text_section and
489 last_text_section_name as appropriate.
490 (function_section): Change test for 'unlikely' to depend on
491 first_function_block_is_cold (moved old test to
492 current_function_section).
493 (current_function_section): New function.
494 (assemble_start_function): Move code that frees
495 unlikely_text_section_name; initialize hot_section_end_label;
496 print hot and cold section labels at the start of the function;
497 set first_function_block_is_cold, if appropriate; initialize l
498 ast_text_section; add call to insert_section_boundary_note.
499 (assemble_end_function): Add code to write out hot and cold section
501 *vmsdbgout.c (vmsdbg_debug_hooks): Add do_nothing for new function,
503 * config/darwin.c (machopic_select_section): Replace incorrect
504 function in base_funs; update reloc for cold sections if necessary.
505 * config/darwin.h (SECTION_FUNCTION): Add code to update
506 last_text_section if appropriate.
507 (text_unlikely_section): Remove.
508 * config/sparc/sparc.c (sparc_output_deferred_case_vectors): Likewise.
509 * config/stormy16/stormy16.c (stormy_16_output_addr_vec): Likewise.
510 * config/xtensa/xtensa.c (override_options): Turn off hot/cold
511 partitioning for this architecture.
513 2005-03-31 Olivier Hainque <hainque@adacore.com>
515 * dwarf2out.c (dwarf2out_frame_finish): Honor DWARF2_FRAME_INFO
516 defined and non-zero.
518 2005-03-31 Gabriel Dos Reis <gdr@integrable-solutions.net>
521 * doc/invoke.texi (-Wsynth): Don't document, as it now is void of
524 2005-03-31 Alan Modra <amodra@bigpond.net.au>
527 * config/rs6000/rs6000.md (load_toc_v4_PIC_1b): Remove inline
528 label operand. Remove (use (unspec..)). Don't emit a label on
530 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Don't
531 generate inline label for load_toc_v4_PIC_1b.
532 (rs6000_emit_load_toc_table): Likewise.
534 2005-03-31 Kazu Hirata <kazu@cs.umass.edu>
536 * config.gcc: Obsolete i860-*-sysv4*, ip2k-*-elf,
537 ns32k-*-netbsdelf*, and ns32k-*-netbsd*.
539 2005-03-29 Devang Patel <dpatel@apple.com>
541 * tree-sra.c (decide_block_copy): Disable scalarization of
544 2005-03-30 Stuart Hastings <stuart@apple.com>
545 Dale Johannesen <dalej@apple.com>
547 * Makefile.in (print-tree.o): Depend on tree-iterator.h.
548 * print-tree.c (print_node): Add case STATEMENT_LIST.
550 2005-03-31 Alan Modra <amodra@bigpond.net.au>
552 * config.gcc (cpu_is_64bit): Set for 64-bit powerpc cpus.
553 (powerpc64-*-linux*): Use it. Rearrange tm_file assignment.
554 (powerpc-*-linux*): Build a biarch compiler when --enable-targets
555 is given with "powerpc64*" or "all", or when --with-cpu chooses
558 2005-03-30 James E. Wilson <wilson@specifixinc.com>
561 * dwarf2out.c (add_high_low_attributes): New function, extracted from
562 gen_lexical_block_die.
563 (gen_lexical_block_die, gen_inlined_subroutine_die): Call it.
565 2005-03-31 Jan Hubicka <jh@suse.cz>
567 2004-11-02 Jan Hubicka <jh@suse.cz>
569 * cgraph.c (cgraph_varpool_node_name): New function.
570 (dump_cgraph_varpool_node): New function.
571 (dump_varpool): New function.
572 * cgraphunit.c (cgraph_optimize): Dump varpool.
574 2004-10-16 Jan Hubicka <jh@suse.cz>
576 * cgraph.c (decide_is_variable_needed): New function.
577 (cgraph_varpool_finalize_decl): Use it.
578 * cgraphunit.c (cgraph_optimize): Assemble_pending_decls when not doing
580 * final.c (output_addr_const): Do not call mark_referenced.
581 * passes.c (rest_of_decl_compilation): ifdef out DECL_RTL_SET_P hack;
582 always go via cgraph.
583 * toplev.c (wrapup_global_declarations): Kill non-unit-at-a-time code.
584 (check_global_declarations): Ifdef out code clearing DECL_RTL.
585 * tree-optimize.c (execute_inline): Mark functions called.
586 * i386.c (output_pic_addr_const): Do not call mark_decl_referenced.
588 2004-10-11 Jan Hubicka <jh@suse.cz>
590 * cgraph.c (cgraph_varpool_first_unanalyzed_node): New global voriable
591 (cgraph_varpool_last_needed_node): New static variable.
592 (enqueue_needed_varpool_node): Break out from ...; add items to the
593 end of queue; update first pointers.
594 (cgraph_varpool_mark_needed_node): ... here.
595 (cgraph_varpool_finalize_decl): Use enqueue_needed_varpool_node.
596 (cgraph_varpool_assemble_pending_decls): Move to cgraphunit.c
597 * cgraph.h (cgraph_varpool_node): Add analyzed field.
598 (cgraph_varpool_first_unanalyzed_node): Declare.
599 * cgraphunit.c: Include output.h.
600 (cgraph_varpool_analyze_pending_decls): New function.
601 (cgraph_varpool_assemble_pending_decls): Move from cgraph.c; bail out
602 for errors, analyze pending decls.
603 (cgraph_finalize_compilation_unit): Only analyze decls.
604 (cgraph_optimize): Assemble the decls after expanding.
606 2005-03-30 Daniel Berlin <dberlin@dberlin.org>
608 * tree-ssa-alias.c (compute_flow_insensitive_aliasing): Make sure
609 subvars get marked properly in tags for grouping.
610 (add_pointed_to_var): Mark only actual pointed to
611 variables/subvars in addresses needed.
612 (create_overlap_variables_for): Clear call clobbered on original
614 * tree-ssa-operands.c (get_asm_expr_operands): Don't let regular
615 addresable vars with subvars into list.
616 * tree-ssa.c (verify_ssa_name): Verify original is not used where
619 2005-03-30 Richard Henderson <rth@redhat.com>
621 * cgraph.h (struct cgraph_node): Add alias.
622 * varasm.c (assemble_alias): Set it.
623 * cgraphunit.c (cgraph_assemble_pending_functions): Check it and
624 avoid calling cgraph_expand_function.
626 2005-03-30 Tom Tromey <tromey@redhat.com>
628 * tree.def (FILE_TYPE): Removed.
629 * typeclass.h (enum type_class): Removed file_type_class.
630 * dwarf2out.c (is_base_type): Updated.
631 (gen_type_die): Likewise.
632 * dbxout.c (dbxout_type): Updated.
633 * builtins.c (type_to_class): Updated.
634 * tree.c (type_contains_placeholder_1): Updated.
635 * config/sparc/sparc.c (sparc_type_code): Updated.
636 * config/ia64/ia64.c (hfa_element_mode): Updated.
637 * expr.c (count_type_elements): Updated.
638 * stor-layout.c (layout_type): Updated.
639 * tree-inline.c (remap_type): Updated.
640 * tree-pretty-print.c (dump_generic_node): Updated.
642 2005-03-30 Fariborz Jahanian <fjahanian@apple.com>
644 * builtins.c (expand_builtin_powi): Fix mode of
645 2nd argument to match int.
646 * libgcc2.h (__powisf2, __powidf2, __powixf2, __powitf2): Change
647 2nd argument type to int.
648 * libgcc2.c: Change prototype of __powi* functions to use
651 2005-03-30 Dale Johannesen <dalej@apple.com>
654 * calls.c (expand_call): Flush pending deferrals before
657 2005-03-30 Joseph S. Myers <joseph@codesourcery.com>
661 * c-tree.h (C_DECL_UNJUMPABLE_STMT_EXPR,
662 C_DECL_UNDEFINABLE_STMT_EXPR, struct c_label_list, struct
663 c_label_context, label_context_stack): New.
664 * c-decl.c (define_label): Check for jumps into statement
665 expressions. Add label to list of defined labels.
666 (start_function): Push context on label_context_stack.
667 (finish_function): Pop context from label_context_stack.
668 * c-typeck.c (label_context_stack): New.
669 (c_finish_goto_label): Check for jumps into statement
670 expressions. Add label to list of jumped to labels.
671 (struct c_switch): Add blocked_stmt_expr.
672 (c_start_case): Initialize it.
674 (c_finish_case): Verify !blocked_stmt_expr.
675 (c_begin_stmt_expr): Push context on label_context_stack.
676 Increment blocked_stmt_expr. Mark labels jumped to from outside
678 (c_finish_stmt_expr): December blocked_stmt_expr. Mark labels
679 defined in the statement expression and no longer jumpable to.
680 Mark labels jumped to from just outside the statement expression
681 as again definable. Pop context from label_context_stack.
682 * doc/extend.texi (Statement Exprs): Update.
684 2005-03-30 Joseph S. Myers <joseph@codesourcery.com>
687 * c-decl.c (start_function): Check for old_decl being
690 2005-03-30 Ian Lance Taylor <ian@airs.com>
692 * final.c (final): Remove prescan parameter. Change all callers.
693 (final_scan_insn): Remove prescan parameter. Change all callers.
695 2005-03-30 Kazu Hirata <kazu@cs.umass.edu>
697 * tree-vectorizer.c: Fix comment typos.
699 2005-03-30 Sebastian Pop <pop@cri.ensmp.fr>
701 * tree-scalar-evolution.c (instantiate_parameters_1): Return
702 as soon as a chrec_dont_know is detected.
704 2005-03-31 Danny Smith <dannysmith@users.sourceforge.net>
706 Merge from csl-arm-branch.
707 2004-02-12 Mark Mitchell <mark@codesourcery.com>
709 * tlink.c (recompile_files): Do not assume that "rename" can
710 overwrite an existing file.
712 2005-03-31 Paolo Bonzini <bonzini@gnu.org>
714 * gcc/configure.ac (TL_AC_GNU_MAKE_GCC_LIB_PATH): Remove.
715 * gcc/configure: Regenerate.
717 2005-03-30 Alan Modra <amodra@bigpond.net.au>
719 * doc/install.texi: Update binutils requirement for powerpc*-linux.
721 * config/rs6000/rs6000.c (rs6000_arg_partial_bytes): Update comments.
723 * calls.c (struct arg_data): Update "partial" comment.
724 (load_register_parameters): Update "nregs" comment.
726 2005-03-30 Richard Sandiford <rsandifo@redhat.com>
728 * config/iq2000/iq2000.h (target_flags, MASK_GPOPT, MASK_EMBEDDED_DATA)
729 (MASK_UNINIT_CONST_IN_RODATA, TARGET_EMBEDDED_DATA, TARGET_SWITCHES)
730 (TARGET_DEFAULT, TARGET_CPU_DEFAULT, SUBTARGET_TARGET_OPTIONS)
731 (TARGET_OPTIONS, iq2000_cpu_string, iq2000_arch_string): Delete.
732 (TARGET_DEBUG_MODE, TARGET_DEBUG_A_MODE, TARGET_DEBUG_B_MODE)
733 (TARGET_DEBUG_C_MODE, TARGET_DEBUG_D_MODE): Define to 0 rather
734 than target_flags & 0.
735 * config/iq2000/iq2000.c (iq2000_cpu_string, iq2000_arch_string)
736 (iq2000_arch, iq2000_parse_cpu): Delete.
737 (TARGET_HANDLE_OPTION): Override default.
738 (iq2000_handle_option): New function.
739 (override_options): Remove -march= and -mcpu= handling.
740 * config/iq2000/iq2000.opt: New file.
742 2005-03-30 Richard Sandiford <rsandifo@redhat.com>
744 * config/c4x/c4x-protos.h (c4x_rpts_cycles, c4x_cpu_version): Delete.
745 * config/c4x/c4x.h (SMALL_MEMORY_FLAG, MPYI_FLAG, FAST_FIX_FLAG)
746 (RPTS_FLAG, C3X_FLAG, TI_FLAG, PARANOID_FLAG, MEMPARM_FLAG, DEVEL_FLAG)
747 (RPTB_FLAG, BK_FLAG, DB_FLAG, DEBUG_FLAG, HOIST_FLAG)
748 (LOOP_UNSIGNED_FLAG, FORCE_FLAG, PRESERVE_FLOAT_FLAG)
749 (PARALLEL_INSN_FLAG, PARALLEL_MPY_FLAG, ALIASES_FLAG, C30_FLAG)
750 (C31_FLAG, C32_FLAG, C33_FLAG, C40_FLAG, C44_FLAG, TARGET_SWITCHES)
751 (TARGET_DEFAULT, TARGET_SMALL, TARGET_MPYI, TARGET_FAST_FIX)
752 (TARGET_RPTS, TARGET_TI, TARGET_PARANOID, TARGET_MEMPARM, TARGET_DEVEL)
753 (TARGET_RPTB, TARGET_BK, TARGET_DB, TARGET_DEBUG, TARGET_HOIST)
754 (TARGET_LOOP_UNSIGNED, TARGET_FORCE, TARGET_PRESERVE_FLOAT)
755 (TARGET_PARALLEL, TARGET_PARALLEL_MPY, TARGET_ALIASES)
756 (c4x_rpts_cycles_string, c4x_cpu_version_string)
757 (TARGET_OPTIONS): Delete.
758 (c4x_rpts_cycles, c4x_cpu_version): Declare.
759 (TARGET_C3X, TARGET_C30, TARGET_C31, TARGET_C32, TARGET_C33)
760 (TARGET_C40, TARGET_C44): Redefine in terms of c4x_cpu_version.
761 * config/c4x/c4x.c (c4x_rpts_cycles_string): Delete.
762 (c4x_cpu_version_string): Delete.
763 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
764 (c4x_handle_option): New function. Map -m3x and -m4x options to the
765 equivalent -mcpu= option.
766 (c4x_override_options): Remove -mrpts= and -mcpu= handling from here.
767 Deal with the extra conditions in the old TARGET_MPYI, TARGET_RPTB,
768 TARGET_DB, TARGET_PARALLEL and TARGET_PARALLEL_MPY macros by setting
769 or clearing the appropriate MASK_* bit.
770 (c4x_file_start): Use c4x_cpu_version.
771 * config/c4x/c4x.opt: New file.
773 2005-03-30 Richard Sandiford <rsandifo@redhat.com>
775 * doc/options.texi: Document the new MaskExists flag.
776 * opth-gen.awk: Don't output MASK and TARGET macros for Mask(...)
777 if the option has the MaskExists flag.
779 2005-03-30 Richard Sandiford <rsandifo@redhat.com>
781 * opt-functions.awk (flag_set_p, test_flag): New functions.
782 (switch_flags): Use them.
783 * opth-gen.awk: Use flag_set_p to check for flags.
784 * optc-gen.awk: Likewise. Use opt_args to check for Init(...) flags.
786 2005-03-30 Ian Lance Taylor <ian@airs.com>
788 * config.host (i[34567]86-*-mingw32*): Don't set
789 host_can_use_collect2 to no.
791 2005-03-30 Alan Modra <amodra@bigpond.net.au>
794 * builtins.c (get_memory_rtx): Expand address exp using EXPAND_NORMAL.
795 Remove convert_memory_address call duplicating that in memory_address.
797 2005-03-29 Richard Henderson <rth@redhat.com>
800 * c-decl.c (c_finish_incomplete_decl): Update complete_array_type call.
801 (build_compound_literal): Likewise. Propagate decl type into the
803 (finish_decl): Likewise. Use new return value from complete_array_type
804 for zero sized arrays.
805 (complete_array_type): Move ...
806 * c-common.c (complete_array_type): ... here. Change first argument
807 to pointer-to-type-node. Consistently use sizetype for the index
808 except for zero sized arrays. Detect zero sized arrays for pedantic
809 mode diagnostics. Create a new type node instead of modifying the
811 * c-tree.h (complete_array_type): Move decl ...
812 * c-common.h (complete_array_type): ... here.
814 2005-03-29 Richard Henderson <rth@redhat.com>
817 * tree-sra.c (generate_element_init_1): Handle RANGE_EXPR.
819 2005-03-29 Kazu Hirata <kazu@cs.umass.edu>
821 * builtin-types.def, c-convert.c, c-format.c, ddg.c, debug.c,
822 debug.h, et-forest.c, et-forest.h, gcov.c, rtl-profile.c,
823 rtlhooks-def.h, rtlhooks.c, sdbout.c, tree-inline.h,
824 tree-profile.c, tsystem.h, value-prof.h: Update copyright.
826 2005-03-29 Eric Christopher <echristo@redhat.com>
828 * config/mips/mips.c (mips_gimplify_va_arg_expr): Update for
829 truthvalue conversion removal.
831 2005-03-29 Ian Lance Taylor <ian@airs.com>
834 * collect2.c: Never include <vfork.h>.
835 (VFORK_STRING, vfork): Don't define.
836 (pid): Remove global variable.
837 (handler): Call raise instead of kill (getpid(), ...).
838 (collect_wait): Add pex parameter. Change all callers. Use
839 pex_get_status rather than pwait.
840 (do_wait): Add pex parameter. Change all callers.
841 (collect_execute): Return struct pex_obj * rather than void. Use
842 pex routines rather than pexecute.
843 (fork_execute): Get pex_obj from collect_execute, and pass it to
845 (scan_prog_file): Use pex routines rather than pipe/vfork/exec.
846 Only declare quit_handler if SIGQUIT is defined.
847 (scan_libraries): Likewise.
848 * collect2.h (collect_execute): Update declaration.
849 (collect_wait): Update declaration.
850 * tlink.c (tlink_execute): Get pex_obj from collect_execute, and
851 pass it to collect_wait.
853 2005-03-29 Joseph S. Myers <joseph@codesourcery.com>
856 * c-parser.c (c_parser_compound_statement_nostart): Give error
857 message for EOF instead of just setting parser->error.
859 2005-03-29 Dorit Naishlos <dorit@il.ibm.com>
861 * tree-vectorizer.c (slpeel_update_phi_nodes_for_guard): Removed.
862 (slpeel_update_phi_nodes_for_guard1): New function.
863 (slpeel_update_phi_nodes_for_guard2): New function.
864 (slpeel_tree_peel_loop_to_edge): Call above new functions instead
865 of slpeel_update_phi_nodes_for_guard.
866 (vectorize_loops): Remove call to loop_closed_rewrite.
867 * tree-vect-transform.c (vect_update_ivs_after_vectorizer): Remove
870 2005-03-29 Richard Sandiford <rsandifo@redhat.com>
872 * config/m32r/little.h (TARGET_ENDIAN_DEFAULT): Delete.
873 (TARGET_LITTLE_ENDIAN): New macro.
874 * config/m32r/m32r.h (SUBTARGET_SWITCHES, target_flags)
875 (TARGET_RELAX_MASK, TARGET_DEBUG_MASK, TARGET_DEBUG)
876 (TARGET_ALIGN_LOOPS_MASK, TARGET_ALIGN_LOOPS)
877 (TARGET_LOW_ISSUE_RATE_MASK, TARGET_LOW_ISSUE_RATE)
878 (TARGET_BRANCH_COST_MASK, TARGET_BRANCH_COST, TARGET_M32RX_MASK)
879 (TARGET_M32RX, TARGET_M32R2_MASK, TARGET_M32R2, LITTLE_ENDIAN_BIT)
880 (TARGET_ENDIAN_DEFAULT, SUBTARGET_SWITCHES, TARGET_DEFAULT)
881 (TARGET_SWITCHES, m32r_model_string, m32r_sdata_string)
882 (m32r_cache_flush_trap_string, SUBTARGET_OPTIONS)
883 (TARGET_OPTIONS): Delete.
884 (M32R_MODEL_DEFAULT, M32R_SDATA_DEFAULT): Turn into enums.
885 (CACHE_FLUSH_TRAP): Turn into an integer.
886 (TARGET_LITTLE_ENDIAN): Define to 0 by default.
887 (INITIALIZE_TRAMPOLINE): Check m32r_cache_trap >= 0 to see if
888 -mflush-trap is in use.
889 * config/m32r/m32r.c (m32r_model_string, m32r_sdata_string)
890 (m32r_cache_flush_trap_string): Delete.
891 (m32r_model) Initialize to M32R_MODEL_DEFAULT.
892 (m32r_sdata): Likewise M32R_SDATA_DEFAULT.
893 (m32r_cache_trap): Likewise CACHE_FLUSH_TRAP.
894 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
895 (m32r_handle_option): New function. Move -mflush-trap=, -mflush-func=,
896 -mmodel= and -msdata= handling from...
897 (m32r_init): ...here.
898 * config/m32r/m32r.opt: New file.
900 2005-03-29 Keith Besaw <kbesaw@us.ibm.com>
902 * tree-ssanames.c (duplicate_ssa_name_ptr_info): New function.
903 (duplicate_ssa_name): Call duplicate_ssa_name_ptr_info.
904 * tree-vect-analyze.c (vect_object_analysis): additional parm
905 pass back a "struct ptr_info_def *" with the points-to info.
906 (vect_analyze_data_refs): set the STMT_VINFO_PTR_INFO for the
907 statement using info returned from vect_object_analysis.
908 * tree-vect-transform.c (update_vuses_to_preheader): New function.
909 (vect_create_data_ref_ptr): Remove updates to vars_to_rename
910 for virtual uses and defs when creating a replacement vector
911 reference. Call duplicate_ssa_name_ptr_info to define points-to
912 info for vector pointer replacement using STMT_VINFO_PTR_INFO.
913 (vectorizable_store): copy_virtual_operands and update
914 definition statements.
915 (vectorizable_load): copy_virtual_operands. Remove call to
916 mark_call_clobbered_vars_to_rename for call to "const" builtin.
917 * tree-vectorizer.c (vectorize_loops): Remove calls to
918 rewrite_into_ssa and bitmap_clear (vars_to_rename).
919 (new_stmt_vec_info): initialize STMT_VINFO_PTR_INFO for stmt.
920 * tree-vectorizer.h (_stmt_vec_info): add field ptr_info and
921 define macro STMT_VINFO_PTR_INFO for use in accessing.
922 * tree.h add export of duplicate_ssa_name_ptr_info.
923 * rs6000.c (altivec_init_builtins): Declare builtin function
924 __builtin_altivec_mask_for_load to be "const".
926 2005-03-29 Jakub Jelinek <jakub@redhat.com>
929 * cgraph.h (struct cgraph_varpool_node): Add alias field.
930 * cgraph.c (cgraph_varpool_assemble_pending_decls): Don't call
931 assemble_variable on aliases.
932 * varasm.c (assemble_alias): Set node->alias.
933 * toplev.c (wrapup_global_declarations): Don't call
934 rest_of_decl_compilation on aliases again.
936 2005-03-29 Paul Brook <paul@codesourcery.com>
938 * config/arm/arm-protos.h (arm_dbx_register_number): Add prototype.
939 * config/arm/arm.c (arm_dbx_register_number): New function.
940 * config/arm/arm.h (IS_FPA_REGNUM, DBX_REGISTER_NUMBER): Define.
942 2005-03-29 Eric Botcazou <ebotcazou@libertysurf.fr>
945 * varasm.c (make_decl_rtl) [ASM_DECLARE_REGISTER_GLOBAL]: Use
946 the DECL_NAME, not the DECL_ASSEMBLER_NAME.
948 2005-03-29 Dale Johannesen <dalej@apple.com>
950 * Makefile.in (value-prof.o): New dependencies on $(DIAGNOSTIC_H)
951 $(TREE_H) and $(COVERAGE_H).
952 * coverage.c (compute_checksum): Use DECL_NAME not DECL_ASSEMBLER_NAME.
953 * opts.c (common_handle_option): Enable tree-based value transforms.
954 * toplev.c (process_options): Ditto.
955 * value-prof.h (struct histogram_value_t): Redefine. "Adjust" below
956 refers to references to this type.
957 * tree-flow.h: (struct stmt_ann_d): Add histograms field.
958 * rtl-profile.c (rtl_gen_interval_profiler): Adjust. Remove checks
959 for may_be_more, may_be_less.
960 (rtl_gen_pow2_profiler): Adjust.
961 (rtl_gen_one_value_profiler_no_edge_manip): Adjust.
962 (rtl_gen_one_value_profiler): Adjust.
963 (rtl_gen_const_delta_profiler): Adjust.
964 * tree-profile.c (tree_gen_interval_profiler): Implement.
965 (tree_gen_pow2_profiler): Ditto.
966 (tree_gen_one_value_profiler): Ditto.
967 (tree_profiling): New.
968 (pass_tree_profile): Reference it.
969 * value-prof.c: Include tree-flow.h, tree-flow-inline.h, diagnostic.h,
971 (insn_divmod_values_to_profile): Rename to
972 rtl_divmod_values_to_profile. Adjust.
973 (insn_values_to_profile): Rename to rtl_values_to_profile. Adjust.
974 (insn_prefetch_values_to_profile): Adjust.
975 (rtl_value_profile_transformations): Adjust.
976 (gen_divmod_fixed_value): Rename to rtl_divmod_fixed_value.
977 (gen_mod_pow2): Rename to rtl_mod_pow2.
978 (gen_mod_subtract): Rename to rtl_mod_subtract.
979 (divmod_fixed_value_transform): Rename to
980 rtl_divmod_fixed_value_transform.
981 (mod_pow2_value_transform): Rename to rtl_mod_pow2_value_transform.
982 (mod_subtract_transform): Rename to rtl_mod_subtract_transform.
983 (rtl_find_values_to_profile): Adjust.
984 (tree_value_profile_transformations): Implement.
985 (tree_divmod_values_to_profile): New.
986 (tree_values_to_profile): New.
987 (tree_divmod_fixed_value): New.
988 (tree_mod_pow2): New.
989 (tree_mod_subtract): New.
990 (tree_divmod_fixed_value_transform): New.
991 (tree_mod_pow2_value_transform): New.
992 (tree_mod_subtract_transform): New.
993 (tree_find_values_to_profile): Implement.
994 * profile.c (instrument_values): Free histograms.
995 (compute_value_histograms): Adjust. Implement tree version.
997 2005-03-29 Uros Bizjak <uros@kss-loka.si>
999 * reg-stack.c (subst_stack_regs_pat): Handle <UNSPEC_FIST> case.
1000 * config/i386/i386.c (output_fix_trunc): Add new round_mode
1001 variable. Output "fldcw" depending on round_mode.
1002 * config/i386/i386.md (UNSPEC_FIST): New.
1003 (fistdi2, fistdi2_with_temp, fist<mode>2, fist<mode>2_with_temp):
1004 New isns patterns to implement lrint and llrint built-ins as x87
1006 (fistdi2, fist<mode>2 splitters): New splitters.
1007 (lrint<mode>2): New expanders.
1009 2005-03-28 Ian Lance Taylor <ian@airs.com>
1011 * config/arc/arc.c (arc_output_function_epilogue): Pass prescan as
1012 0 when calling final_scan_insn.
1014 2005-03-28 Jan Hubicka <jh@suse.cz>
1017 * varasm.c (mark_decl_referenced): Do not mark extern inline functions
1020 * tree-inline.c (estimate_num_insns_1): Use declaration to discover argument
1021 types where possible.
1023 2005-03-26 Per Bothner <per@bothner.com>
1025 Make -f[no-]show-column also control non-cpp diagnostics.
1026 * c.opt (fshow-column): Move option from here ...
1027 * common.opt (fshow-column): ... to here.
1028 * diagnostic.c (diagnostic_build_prefix): Only print column number
1029 if flag_show_column.
1031 2005-03-27 Steven Bosscher <stevenb@suse.de>
1033 * vax-protos.h (vax_output_int_move, vax_output_int_add,
1034 vax_output_conditional_branch): New prototypes.
1035 * vax.c (vax_output_int_move, vax_output_int_add): New functions,
1036 extracted from vax.md mov and add patterns.
1037 (vax_output_conditional_branch): New function to output conditional
1038 branch instructions.
1039 * vax.md: Use mode macros for arithmetic and mov patterns.
1040 Use code macros for the jump patterns.
1042 2005-03-26 Andrew Pinski <pinskia@physics.uc.edu>
1044 * Makefile.in (libbackend.o): Depend on version files;
1045 add custom generation command.
1047 2005-03-26 Andrew Pinski <pinskia@physics.uc.edu>
1050 * config/rs6000/rs6000.md (extendsfdf2_fpr): Check to make
1051 sure that we have a REG before getting its REGNO.
1053 2005-03-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1055 * builtin-types.def (BT_FN_STRING_CONST_STRING_SIZE): New.
1056 * builtins.def (BUILT_IN_STRNDUP): New.
1058 2005-03-25 Pat Haugen <pthaugen@us.ibm.com>
1060 PR tree-optimization/20470
1061 * fold-const.c (fold_cond_expr_with_comparison): Recognize/fold
1064 2005-03-25 Mike Stump <mrs@apple.com>
1066 * config/darwin.h (ASM_OUTPUT_ALIGNED_DECL_LOCAL): Don't allow 0
1069 2005-03-25 Geoffrey Keating <geoffk@apple.com>
1071 * config/rs6000/darwin-fallback.c: Don't include <ucontext.h>.
1072 Use our own structure definitions.
1074 * config/rs6000/rs6000.md (UNSPEC constants): Add UNSPEC_STFIWX.
1075 (fix_truncdfsi2): Allow registers or memory as destination.
1076 When TARGET_PPC_GFXOPT, generate simplified pattern.
1077 (fix_truncdfsi2_internal): Use define_insn_and_split.
1078 (fix_truncdfsi2_internal_gfxopt): New.
1079 (fctiwz): Don't confuse register allocation by giving it no choices.
1081 * config/rs6000/rs6000.h (EXTRA_CONSTRAINT): Add 'Z'.
1082 (EXTRA_MEMORY_CONSTRAINT): Likewise.
1083 * config/rs6000/rs6000.c (indexed_or_indirect_operand): New.
1084 * config/rs6000/rs6000-protos.h (indexed_or_indirect_operand): New.
1086 2005-03-25 Kazu Hirata <kazu@cs.umass.edu>
1088 * dominance.c (free_dominance_info): Speed up by freeing et
1089 data structures without maintaining other nodes.
1090 * et-forest.c (et_free_tree_force): New.
1091 * et-forest.h: Add a prototype for et_free_tree_force.
1093 * tree.c (get_set_constructor_bits,
1094 get_set_constructor_bytes): Remove.
1095 * tree.h: Remove the corresponding prototypes.
1097 2005-03-25 John David Anglin <dave.anglin@nrc-crnc.gc.ca>
1100 * vax.c (vax_rtx_costs_1): Merge with vax_rtx_costs.
1101 (vax_rtx_costs): Return false when passed unsupported rtx's. Handle
1102 FLOAT_EXTEND, FLOAT_TRUNCATE and TRUNCATE. Fix costs for POST_INC,
1103 PRE_DEC, NEG and NOT.
1105 2005-03-25 Kazu Hirata <kazu@cs.umass.edu>
1107 * fold-const.c: Convert uses of fold (build (...)) to
1110 2005-03-25 Zdenek Dvorak <dvorakz@suse.cz>
1112 PR rtl-optimization/20249
1113 * cse.c (insert_regs): Do not record equivalence of registers in
1116 2005-03-24 Kazu Hirata <kazu@cs.umass.edu>
1118 * emit-rtl.c (reverse_comparison): Remove.
1119 * rtl.h: Remove the corresponding prototype.
1121 2005-03-24 James E Wilson <wilson@specifixinc.com>
1123 * doc/install.texi (--enable-altivec): Delete docs.
1125 2005-03-24 David Edelsohn <edelsohn@gnu.org>
1127 * config/rs6000/predicates.md (easy_fp_constant): Return 0 for
1128 SFmode and DFmode before reload when
1129 flag_unsafe_math_optimizations not enabled.
1131 2005-03-24 Geoffrey Keating <geoffk@apple.com>
1133 * c.opt (fvisibility-inlines-hidden): Allow for ObjC++.
1135 * config/i386/darwin.h (TARGET_SUBTARGET_DEFAULT): Add
1136 MASK_128BIT_LONG_DOUBLE, MASK_ALIGN_DOUBLE.
1138 2005-03-24 Nathan Sidwell <nathan@codesourcery.com>
1140 * configure.ac (enable-checking): Add 'runtime' option.
1141 * doc/install.texi (enable-checking): Document 'runtime' checking.
1142 * tsystem.h (gcc_assert, gcc_unreachable): Define.
1143 * config.in: Regenerated.
1144 * configure: Regenerated.
1146 2005-03-23 Uros Bizjak <uros@kss-loka.si>
1148 * optabs.h (enum optab_index): Remove OTI_llrint.
1149 (llrint_optab): Remove macro.
1150 * optabs.c (init_optabs): Remove llrint_optab initialization.
1151 * genopinit.c (optabs): Remove llrint_optab implementation.
1152 * builtins.c (expand_builtin_mathfn): Handle BUILT_IN_LLRINT{,F,L}
1155 2005-03-24 Alexandre Oliva <aoliva@redhat.com>
1157 PR rtl-optimization/20532
1158 * simplify-rtx.c (simplify_binary_operation_1): Protect from
1159 overflow when adding coefficients for PLUS or MINUS.
1160 (simplify_binary_operation_1): Handle CONST_DOUBLE exact power of
1163 2005-03-23 Joseph S. Myers <joseph@codesourcery.com>
1165 * langhooks.h (truthvalue_conversion): Remove.
1166 * langhooks-def.h (LANG_HOOKS_INITIALIZER): Remove
1167 LANG_HOOKS_TRUTHVALUE_CONVERSION.
1168 * system.h (LANG_HOOKS_TRUTHVALUE_CONVERSION): Poison.
1169 * gimplify.c (gimple_boolify): Don't use truthvalue_conversion.
1170 * c-objc-common.h (LANG_HOOKS_TRUTHVALUE_CONVERSION): Remove.
1172 2005-03-23 Kazu Hirata <kazu@cs.umass.edu>
1174 * params.def: Fix a typo.
1175 * config/mips/mips.c: Follow the spelling convensions.
1176 * doc/invoke.texi: Fix typos.
1178 2005-03-18 Dale Johannese <dalej@apple.com>
1180 * cp/tree.c (cp_tree_equal): Handle SSA_NAME.
1182 2005-03-23 Daniel Berlin <dberlin@dberlin.org>
1184 Fix PR tree-optimization/20601
1186 * tree-ssa-pre.c (insert_aux): Add missing condition to
1189 2005-03-23 Ian Lance Taylor <ian@airs.com>
1191 * final.c (final_scan_insn): Don't remove no-op instructions.
1192 * reload1.c (reload): Remove simple no-op instructions even when
1195 2005-03-23 Dorit Naishlos <dorit@il.ib.com>
1197 PR tree-optimization/20501
1198 * tree-vect-analyze.c (vect_enhance_data_refs_alignment): Debug print
1199 reporting that peeling for alignment is applied moved to...
1200 * (vect_analyze_data_refs_alignment): Here.
1202 2005-03-23 Ian Lance Taylor <ian@airs.com>
1204 * reorg.c (dbr_schedule): Remove #if 0 code to call final.
1206 2005-03-23 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
1208 * config.gcc (alpha*-dec-osf[45]*): Remove target_cpu_default.
1209 Define TARGET_SUPPORT_ARCH except on Tru64 UNIX V4.0A.
1211 2005-03-23 Hans-Peter Nilsson <hp@axis.com>
1213 * doc/tm.texi (TARGET_MD_ASM_CLOBBERS): Adjust wording to not
1214 imply that this is called once, independent of asms in code.
1215 Adjust to now being pased output and input lists. Mention helper
1216 function decl_overlaps_hard_reg_set_p.
1217 * hooks.c (hook_tree_tree_tree_tree_3rd_identity): Rename from
1218 hook_tree_tree_identity and to take three trees, returning third.
1219 * hooks.h (hook_tree_tree_tree_tree_3rd_identity): Adjust the
1221 * stmt.c: include hard-reg-set.h before tree.h.
1222 (decl_overlaps_hard_reg_set_p): New function, broken out from...
1223 (decl_conflicts_with_clobbers_p): Call
1224 decl_overlaps_hard_reg_set_p.
1225 (expand_asm_operands): Pass output and input lists in call to
1226 targetm.md_asm_clobbers.
1227 * target-def.h (TARGET_MD_ASM_CLOBBERS): Define as
1228 hook_tree_tree_tree_tree_3rd_identity.
1229 * target.h (struct gcc_target.md_asm_clobbers): Take three tree
1231 * tree.h [HARD_CONST] (decl_overlaps_hard_reg_set_p): Prototype.
1232 * config/i386/i386.c (ix86_md_asm_clobbers): Adjust to three
1233 parameters, first two unused.
1234 * config/cris/cris.c (cris_md_asm_clobbers): Adjust to added
1235 parameters. Only add MOF to clobbers if there's no 'h' mentioned
1236 in constraint letters and MOF is not mentioned as a asm-declared
1237 register in neither of the input and output lists.
1239 2005-03-23 DJ Delorie <dj@redhat.com>
1241 * optabs.c (expand_binop): Make sure the first subword's result
1244 2005-03-23 Joseph S. Myers <joseph@codesourcery.com>
1246 * c-common.c (c_common_truthvalue_conversion): Adjust comment.
1247 Call c_common_truthvalue_conversion rather than
1248 lang_hooks.truthvalue_conversion.
1249 * c-convert.c (convert): Call c_objc_common_truthvalue_conversion.
1250 * c-objc-common.c (c_objc_common_truthvalue_conversion): Move to
1252 * c-objc-common.h (LANG_HOOKS_TRUTHVALUE_CONVERSION): Change to
1253 c_common_truthvalue_conversion.
1254 * c-parser.c (c_parser_paren_condition, c_parser_for_statement,
1255 c_parser_conditional_expression, c_parser_binary_expression): Call
1256 c_objc_common_truthvalue_conversion.
1257 * c-typeck.c (build_unary_op): Call
1258 c_objc_common_truthvalue_conversion.
1259 (build_conditional_expr): Do not call
1260 lang_hooks.truthvalue_conversion.
1261 (build_binary_op): Call c_common_truthvalue_conversion.
1262 (c_objc_common_truthvalue_conversion): Moved from
1263 c-objc-common.c. Call default_function_array_conversion instead
1264 of default_conversion.
1266 2005-03-23 Joseph S. Myers <joseph@codesourcery.com>
1268 * c-common.h (default_conversion): Remove.
1269 (perform_integral_promotions): Add.
1270 * c-tree.h (default_conversion): Add.
1271 * c-typeck.c (perform_integral_promotions): New, split out from
1273 * c-common.c (check_case_value): Use perform_integral_promotions,
1274 not default_conversion.
1275 (c_add_case_label): Don't continue processing case label after
1276 found to be pointer.
1278 2005-03-23 Mark Mitchell <mark@codesourcery.com>
1280 * gcc.c (do_spec_1): Do not add a -L path for a directory in
1281 the prefix list if we have already added a multilib directory
1283 (main): Do not add MD_EXEC_PREFIX to the list of directories to
1286 2005-03-22 Kazu Hirata <kazu@cs.umass.edu>
1288 * reload1.c (indirect_symref_ok, reload_obstack): Make them
1290 * reload.h: Remove the prototype for indirect_symref_ok.
1292 * reload1.c (indirect_symref_ok): Make it global.
1293 * reload.h: Add a prototype for indirect_symref_ok.
1295 2005-03-22 Kaz Kojima <kkojima@gcc.gnu.org>
1297 * config/sh/sh.md (ashlhi3): Rename to *ashlhi3_n and add a new
1300 2005-03-22 Tobias Schl"uter <tobias.schlueter@physik.uni-muenchen.de>
1302 * tree.h (DECL_IGNORED_P, DECL_IN_SYSTEM_HEADER): Clarify comments.
1304 2005-03-22 Daniel Berlin <dberlin@dberlin.org>
1306 * c-opts.c (c_common_parse_file): Only start/end main source file
1307 if debug hooks says the writer wants it.
1308 * dbxout.c (dbx_debug_hooks): Add start_end_main_source_file
1310 (xcoff_debug_hooks): Ditto.
1311 * debug.c (do_nothing_hooks): Ditto.
1312 * debug.h (gcc_debug_hooks): Ditto.
1313 * dwarf2out.c (dwarf2_debug_hooks): Ditto.
1314 * sdbout.c (sdb_debug_hooks): Ditto.
1315 * vmsdbgout.c (vmsdbg_debug_hooks): Ditto.
1317 2005-03-22 Mark Mitchell <mark@codesourcery.com>
1319 * doc/extend.texi: Deprecate C++ min/max operators.
1321 2005-03-22 Zdenek Dvorak <dvorakz@suse.cz>
1323 * tree-ssa-loop-ivopts.c (determine_iv_cost): Do not try to preserve
1324 artificial original candidates.
1326 2005-03-22 Richard Guenther <rguenth@tat.physik.uni-tuebingen.de>
1327 Jan Hubicka <jh@suse.cz>
1328 Steven Bosscher <stevenb@suse.de>
1330 * cgraphunit.c (cgraph_estimate_size_after_inlining): Compute
1331 call cost based on argument sizes.
1332 (cgraph_mark_inline_edge): Avoid inline unit from shrinking by
1334 * params.def: (max-inline-inssn-single): Set to 450.
1335 (max-inline-insns-auto): Set to 90.
1336 (max-inline-insns-recursive): Set to 450
1337 (max-inline-insns-recursive-auto): Set to 450.
1338 (large-function-insns): Set to 2700.
1339 (inline-call-cost): New parameter.
1340 * tree-inline.c (estimate_move_cost): New function.
1341 (estimate_num_insns_1): Compute move sizes costs by estimate_move_cost
1342 for non-gimple-regs, set cost to 0 for gimple-regs. Compute call size
1344 * tree-inline.h (estimate_move_cost): Declare.
1345 * invoke.texi: (max-inline-inssn-single): Change default to 450.
1346 (max-inline-insns-auto): Change default to 90.
1347 (max-inline-insns-recursive): Change default to 450
1348 (max-inline-insns-recursive-auto): Change default to 450.
1349 (large-function-insns): Change default to 2700.
1350 (inline-call-cost): Document new parameter.
1352 2005-03-22 Richard Sandiford <rsandifo@redhat.com>
1354 * config/i860/i860.h (target_flags, TARGET_XP, TARGET_SWITCHES)
1355 (TARGET_DEFAULT): Delete.
1356 * config/i860/i860.opt: New file.
1358 2005-03-22 Richard Sandiford <rsandifo@redhat.com>
1360 * config/frv/frv-protos.h (frv_branch_cost_string, frv_branch_cost_int)
1361 (frv_cpu_string, frv_condexec_insns_str, frv_condexec_insns)
1362 (frv_condexec_temps_str, frv_condexec_temps, frv_sched_lookahead_str)
1363 (frv_sched_lookahead): Delete.
1364 * config/frv/frv.h (MASK_DEFAULT_ALLOC_CC): Move to frv.c.
1365 (target_flags, MASK_GPR_32, MASK_FPR_32, MASK_SOFT_FLOAT)
1366 (MASK_ALLOC_CC, MASK_DWORD, MASK_DOUBLE, MASK_MEDIA, MASK_MULADD)
1367 (MASK_LIBPIC, MASK_ACC_4, MASK_PACK, MASK_LONG_CALLS)
1368 (MASK_ALIGN_LABELS, MASK_LINKED_FP, MASK_BIG_TLS, MASK_DEBUG_ARG)
1369 (MASK_DEBUG_ADDR, MASK_DEBUG_STACK, MASK_DEBUG, MASK_DEBUG_LOC)
1370 (MASK_DEBUG_COND_EXEC, MASK_NO_COND_MOVE, MASK_NO_SCC)
1371 (MASK_NO_COND_EXEC, MASK_NO_VLIW_BRANCH, MASK_NO_MULTI_CE)
1372 (MASK_FDPIC, MASK_INLINE_PLT, MASK_GPREL_RO, MASK_DEFAULT)
1373 (TARGET_GPR_32, TARGET_FPR_32, TARGET_SOFT_FLOAT, TARGET_ALLOC_CC)
1374 (TARGET_DWORD, TARGET_DOUBLE, TARGET_MEDIA, TARGET_MULADD)
1375 (TARGET_LIBPIC, TARGET_ACC_4, TARGET_DEBUG_ARG, TARGET_DEBUG_ADDR)
1376 (TARGET_DEBUG_STACK, TARGET_DEBUG, TARGET_DEBUG_LOC)
1377 (TARGET_DEBUG_COND_EXEC, TARGET_NO_COND_MOVE, TARGET_NO_SCC)
1378 (TARGET_NO_COND_EXEC, TARGET_NO_VLIW_BRANCH, TARGET_NO_MULTI_CE)
1379 (TARGET_NO_NESTED_CE, TARGET_FDPIC, TARGET_INLINE_PLT, TARGET_BIG_TLS)
1380 (TARGET_GPREL_RO, TARGET_PACK, TARGET_LONG_CALLS, TARGET_ALIGN_LABELS)
1381 (TARGET_LINKED_FP, TARGET_GPR_64, TARGET_FPR_64, TARGET_HARD_FLOAT)
1382 (TARGET_FIXED_CC, TARGET_COND_MOVE, TARGET_SCC, TARGET_COND_EXEC)
1383 (TARGET_VLIW_BRANCH, TARGET_MULTI_CE, TARGET_NESTED_CE, TARGET_ACC_8)
1384 (TARGET_SWITCHES, TARGET_OPTIONS, DEFAULT_CONDEXEC_TEMPS)
1385 (DEFAULT_BRANCH_COST, DEFAULT_CONDEXEC_INSNS): Delete.
1386 * config/frv/frv.c (frv_branch_cost_string, frv_branch_cost_int)
1387 (frv_cpu_string, frv_condexec_insns_str, frv_condexec_insns)
1388 (frv_condexec_temps_str, frv_condexec_temps, frv_sched_lookahead_str)
1389 (frv_sched_lookahead): Delete.
1390 (MASK_DEFAULT_ALLOC_CC): Moved from frv.h.
1391 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
1392 (frv_handle_option): New function. Move -mcpu= handling from...
1393 (frv_override_options): ...here. Remove handling of other
1395 (frv_ifcvt_modify_tests): Check !TARGET_COND_EXEC instead of
1396 TARGET_NO_COND_EXEC and !TARGET_NESTED_CE to TARGET_NO_NESTED_CE.
1397 (frv_ifcvt_modify_multiple_tests): Likewise !TARGET_MULTI_CE
1398 and TARGET_NO_MULTI_CE.
1399 (frv_for_each_packet): Likewise TARGET_NO_VLIW_BRANCH and
1400 !TARGET_VLIW_BRANCH.
1401 * config/frv/frv.opt: New file.
1403 2005-03-22 Kazu Hirata <kazu@cs.umass.edu>
1405 * fold-const.c (fold_ternary): Take decomposed arguments of
1407 (fold): Update a call to fold_ternary.
1409 * fold-const.c (fold_build1, fold_build2, fold_build3): New.
1410 * tree.h: Add corresponding prototypes.
1412 2005-03-22 Jakub Jelinek <jakub@redhat.com>
1415 * cfglayout.c (reemit_insn_block_notes): Don't put block notes in
1416 between jump table and its label.
1417 * final.c (shorten_branches): Handle notes in between ADDR_VEC
1418 resp. ADDR_DIFF_VEC and the label preceeding it.
1419 (final_scan_insn): Likewise. Ensure ADDR_VEC resp. ADDR_DIFF_VEC
1420 is emitted in the right section.
1422 2005-03-22 Kazu Hirata <kazu@cs.umass.edu>
1424 * fold-const.c (fold_unary, fold_binary): Update comments
1427 2005-03-22 Hans-Peter Nilsson <hp@axis.com>
1429 PR rtl-optimization/20527
1430 * combine.c (can_combine_p) [AUTO_INC_DEC]: When INSN has an
1431 REG_INC note, test that the register also isn't mentioned in PRED
1434 2005-03-22 Ben Elliston <bje@au.ibm.com>
1436 * dwarf2out.c (dwarf_type_encoding_name): Remove unused prototype
1439 2005-03-21 Mike Stump <mrs@apple.com>
1441 * varasm.c (default_assemble_visibility): Remove extra ().
1443 2005-03-21 Roger Sayle <roger@eyesopen.com>
1446 * bb-reorder.c (duplicate_computed_gotos): Use can_duplicate_block_p
1447 to determine whether a block can be duplicated, rather than test
1448 whether the block contains noncopyable insns ourselves.
1450 2005-03-21 Kazu Hirata <kazu@cs.umass.edu>
1452 * config/i860/i860.h (PREDICATE_CODES): Remove nonexistent
1455 2005-03-21 Richard Sandiford <rsandifo@redhat.com>
1457 * config/ip2k/ip2k.h (target_flags, TARGET_SWITCHES): Delete.
1459 2005-03-21 Richard Sandiford <rsandifo@redhat.com>
1461 * config/fr30/fr30.h (TARGET_SMALL_MODEL_MASK, TARGET_SMALL_MODEL)
1462 (TARGET_DEFAULT, target_flags, TARGET_SWITCHES): Delete.
1463 * config/fr30/fr30.opt: New file.
1465 2005-03-18 Daniel Berlin <dberlin@dberlin.org>
1467 Fix PR tree-optimization/20542
1469 * tree-flow-inline.h (overlap_subvar): Move to here.
1470 * tree-ssa-operands.c: From here.
1471 * tree-flow.h (overlap_subvar): Declare.
1472 * tree-ssa-alias.c (add_pointed_to_var): Use overlap_subvar here.
1473 * tree-ssa-loop-im.c (is_call_clobbered_ref): Return proper answer
1474 for variables with subvars.
1476 2005-03-21 Mostafa Hagog <mustafa@il.ibm.com>
1479 * ddg.c (create_ddg_dependence): Ignore reg-anti dependency.
1480 * modulo-sched.c (const_iteration_count): Return on NULL
1482 (print_node_sched_params): Return on NULL dump_file.
1483 (generate_reg_moves): Handle reg-anti dependencies and disregard
1484 closing branch when generating register moves.
1485 (sms_schedule): Mark the SMSed block dirty.
1486 * passes.c (rest_of_handle_sms): Call update_life_info for all
1488 * testsuite/gcc.dg/20050321-1.c: New test.
1490 2005-03-21 Bob Wilson <bob.wilson@acm.org>
1492 * config/xtensa/lib1funcs.asm (__mulsi3): Use symbolic name for ACCLO.
1493 * config/xtensa/xtensa.md (movsi_internal, movhi_internal,
1494 movqi_internal): Likewise.
1496 2005-03-21 Bob Wilson <bob.wilson@acm.org>
1498 * config/xtensa/xtensa-protos.h: (xtensa_simm7, xtensa_uimm8,
1499 xtensa_uimm8x2, xtensa_uimm8x4, xtensa_ai4const, xtensa_lsi4x4,
1500 xtensa_b4const): Delete prototypes.
1501 (xtensa_simm8, xtensa_simm8x256, xtensa_simm12b, xtensa_b4constu,
1502 xtensa_mask_immediate, xtensa_mem_offset): Update prototypes.
1503 (xtensa_b4const_or_zero, xtensa_const_ok_for_letter_p,
1504 xtensa_extra_constraint): New prototypes.
1505 (add_operand, arith_operand, nonimmed_operand, mem_operand,
1506 mask_operand, extui_fldsz_operand, sext_operand, sext_fldsz_operand,
1507 lsbitnum_operand, branch_operand, ubranch_operand, call_insn_operand,
1508 move_operand, const_float_1_operand, fpmem_offset_operand,
1509 branch_operator, ubranch_operator, boolean_operator): Delete prototypes.
1510 * config/xtensa/xtensa.c (b4const_or_zero): Rename to ...
1511 (xtensa_b4const_or_zero): ...this. Change return type to bool and
1512 argument type to HOST_WIDE_INT.
1513 (xtensa_simm8, xtensa_simm8x256, xtensa_simm12b,
1514 xtensa_mask_immediate): Likewise.
1515 (xtensa_uimm8, xtensa_uimm8x2, xtensa_uimm8x4, xtensa_b4const):
1516 Likewise. Also make these functions static.
1517 (xtensa_simm7, xtensa_ai4const, xtensa_lsi4x4): Delete.
1518 (xtensa_const_ok_for_letter_p): New.
1519 (add_operand, arith_operand, nonimmed_operand, mem_operand,
1520 mask_operand, extui_fldsz_operand, sext_operand, sext_fldsz_operand,
1521 lsbitnum_operand, branch_operand, ubranch_operand, call_insn_operand,
1522 move_operand, const_float_1_operand, fpmem_offset_operand,
1523 branch_operator, ubranch_operator, boolean_operator): Move to
1525 (smalloffset_mem_p): Inline code from xtensa_lsi4x4.
1526 (xtensa_mem_offset): Change return type to bool.
1527 (xtensa_extra_constraint): New.
1528 (gen_int_relational): Update type of const_range_p function pointer.
1529 Use xtensa_b4const_or_zero.
1530 * config/xtensa/xtensa.h (CONST_OK_FOR_LETTER_P): Define to
1531 xtensa_const_ok_for_letter_p. Update comments.
1532 (EXTRA_CONSTRAINT): Define to xtensa_extra_constraint.
1533 (PREDICATE_CODES): Delete.
1534 * config/xtensa/xtensa.md: Include predicates.md.
1535 * config/xtensa/predicates.md: New file.
1537 2005-03-21 Kazu Hirata <kazu@cs.umass.edu>
1539 * config/v850/v850-protos.h: Remove the prototypes for
1540 reg_or_int9_operand, reg_or_const_operand,
1541 pattern_is_ok_for_prepare, pattern_is_ok_for_dispose,
1542 reg_or_0_operand, reg_or_int5_operand, call_address_operand,
1543 movsi_source_operand, power_of_two_operand,
1544 not_power_of_two_operand, special_symbolref_operand,
1545 pattern_is_ok_for_prologue, pattern_is_ok_for_epilogue, and
1546 register_is_ok_for_epilogue.
1547 * config/v850/v850.c (reg_or_0_operand, reg_or_int5_operand,
1548 reg_or_int9_operand, reg_or_const_operand,
1549 call_address_operand, special_symbolref_operand,
1550 movsi_source_operand, power_of_two_operand,
1551 not_power_of_two_operand, register_is_ok_for_epilogue,
1552 pattern_is_ok_for_epilogue, pattern_is_ok_for_prologue,
1553 pattern_is_ok_for_dispose, pattern_is_ok_for_prepare): Move to
1555 * config/v850/v850.h (PREDICATE_CODES): Remove.
1556 * config/v850/v850.md: Include predicates.md.
1557 * config/v850/predicates.md: New.
1559 2005-03-21 Zack Weinberg <zack@codesourcery.com>
1561 * Makefile.in (BASEVER, DEVPHASE, DATESTAMP)
1562 (BASEVER_c, DEVPHASE_c, DATESTAMP_c)
1563 (BASEVER_s, DEVPHASE_s, DATESTAMP_s, version): Set with :=.
1564 (itoolsdir, itoolsdatadir): Move definition above new first use.
1565 (install-itoolsdirs): New rule.
1566 (install-mkheaders): Depend on install-itoolsdirs, not
1567 install-include-dir.
1569 2005-03-21 Kazu Hirata <kazu@cs.umass.edu>
1571 * tree-into-ssa.c: Remove obsolete comments.
1573 2005-03-21 Richard Guenther <rguenth@gcc.gnu.org>
1575 * tree-ssa-loop.c (gate_tree_complete_unroll): Run complete
1576 unrolling if -fpeel-loops is specified, too.
1577 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely):
1578 Remove superfluous check for flag_unroll_loops.
1580 2005-03-21 Uros Bizjak <uros@kss-loka.si>
1582 * optabs.h (enum optab_index): Add new OTI_lrint and OTI_llrint.
1583 (lrint_optab, llrint_optab): Define corresponding macros.
1584 * optabs.c (init_optabs): Initialize lrint_optab and llrint_optab.
1585 * genopinit.c (optabs): Implement lrint_optab using lrintsi2
1586 pattern and llrint_optab using llrintdi2 patterns.
1587 * builtins.c (expand_builtin_mathfn): Handle BUILT_IN_LRINT{,F,L}
1588 using lrint_optab and BUILT_IN_LLRINT{,F,L} using llrint_optab.
1589 (expand_builtin): Expand BUILT_IN_LRINT{,F,L} and
1590 BUILT_IN_LLRINT{,F,L} using expand_builtin_mathfn if
1591 flag_unsafe_math_optimizations is set.
1593 2005-03-21 Paolo Bonzini <bonzini@gnu.org>
1595 * combine.c (combine_simplify_rtx, simplify_if_then_else,
1596 simplify_logical, if_then_else_cond, known_cond,
1597 simplify_comparison): Adjust calls to reverse_comparison.
1598 Don't use combine_reversed_comparison_code).
1599 (combine_reversed_comparison_code): Remove.
1600 (reversed_comparison): Using reversed_comparison_code, move it...
1601 * jump.c (reversed_comparison): ... here.
1602 * rtl.h (reversed_comparison): Add prototype.
1604 2005-03-21 Kazu Hirata <kazu@cs.umass.edu>
1606 * builtins.c (fold_builtin): Take decomposed arguments of
1608 * fold-const.c (fold_ternary): Update a call to fold_builtin.
1609 * gimplify.c (gimplify_call_expr): Likewise.
1610 * tree-ssa-ccp.c (ccp_fold, ccp_fold_builtin): Likewise.
1611 * tree.h: Update the prototype of fold_builtin.
1613 2005-03-21 Paolo Bonzini <bonzini@gnu.org>
1615 * rtl.h (struct rtx_hooks): Add gen_lowpart_no_emit.
1616 * rtlhooks.c (gen_lowpart_no_emit_general): New.
1617 * rtlhooks-def.h (gen_lowpart_no_emit_general): Declare.
1618 (RTL_HOOKS_GEN_LOWPART_NO_EMIT): New.
1619 * simplify-rtx.c (simplify_binary_operation_1): Use it.
1621 2005-03-21 Kazu Hirata <kazu@cs.umass.edu>
1623 * builtins.c (fold_builtin_1): Take decomposed arguments of
1625 (fold_builtin): Update a call to fold_builtin_1.
1627 2005-03-21 Nathan Sidwell <nathan@codesourcery.com>
1630 * gcov.c (output_lines): Only output function block summary when
1631 outputting branch information.
1632 * doc/gcov.texi: Document format of preamble and additional block
1635 2005-03-21 Richard Sandiford <rsandifo@redhat.com>
1637 * libgcc2.h (LIBGCC2_HAS_SF_MODE): New macro.
1638 (LIBGCC2_HAS_DF_MODE, LIBGCC2_HAS_TF_MODE, LIBGCC2_HAS_XF_MODE): Make
1639 the defaults false if BITS_PER_UNIT != 8.
1640 (SFtype, SCtype, __fixsfdi, __floatdisf, __fixunssfSI, __fixunssfDI)
1641 (__powisf2, __divsc3, __mulsc3): Guard with LIBGCC2_HAS_SF_MODE rather
1642 than BITS_PER_UNIT != 8.
1643 (L_fixdfdi, L_fixsfdi, L_fixtfdi, L_fixunsdfdi, L_fixunsdfsi)
1644 (L_fixunssfdi, L_fixunssfsi, L_fixunstfdi, L_fixunsxfdi, L_fixunsxfsi)
1645 (L_fixxfdi, L_floatdidf, L_floatdisf, L_floatditf, L_floatdixf): Remove
1647 * libgcc2.c (__fixunssfDI, __fixsfdi, __floatdisf, __fixunssfSI)
1648 (__powisf2, __divsc3, __mulsc3): Guard with LIBGCC2_HAS_SF_MODE.
1650 2005-03-20 Roger Sayle <roger@eyesopen.com>
1653 * fold-const.c (fold_binary): Fix type mismatch between
1654 TRUTH_{AND,OR,XOR}_EXPR nodes an their operands' types.
1655 (fold_binary) <TRUTH_XOR_EXPR>: Avoid calling invert_truthvalue
1656 for non-truth-valued expressions.
1658 * c-common.c (c_common_truthvalue_conversion): Handle ERROR_MARK
1659 and FUNCTION_DECL in the main switch.
1660 <TRUTH_ANDIF_EXPR, TRUTH_ORIF_EXPR, TRUTH_AND_EXPR, TRUTH_OR_EXPR,
1661 TRUTH_XOR_EXPR>: When changing the result type of these tree nodes,
1662 we also need to convert their operands to match.
1663 <TRUTH_NOT_EXPR>: Likewise.
1665 2005-03-21 Joseph S. Myers <joseph@codesourcery.com>
1667 * c-common.c (lvalue_or_else): Replace by lvalue_error; only give
1668 diagnostic without checking whether an lvalue.
1669 * c-common.h (lvalue_p): Remove.
1670 (enum lvalue_use): Update comment.
1671 (lvalue_or_else): Replace by lvalue_error.
1672 * c-typeck.c (lvalue_p): Make static.
1673 (lvalue_or_else): New. Call lvalue_error.
1675 2005-03-21 Alan Modra <amodra@bigpond.net.au>
1677 * config/rs6000/rs6000.c (rs6000_parm_start): New function.
1678 (function_arg_advance): Use rs6000_parm_start.
1679 (function_arg, rs6000_arg_partial_bytes): Likewise.
1681 2005-03-20 Joseph S. Myers <joseph@codesourcery.com>
1683 * c-common.c (check_case_value): Adjust comment about stripping
1685 (handle_vector_size_attribute): Don't strip NON_LVALUE_EXPR.
1686 * c-typeck.c (default_conversion, convert_arguments,
1687 build_modify_expr, convert_for_assignment, store_init_value,
1688 digest_init): Use STRIP_TYPE_NOPS instead of stripping nops
1689 manually. Remove inaccurate comments.
1691 2005-03-20 Roger Sayle <roger@eyesopen.com>
1692 Joseph S. Myers <joseph@codesourcery.com>
1694 * varasm.c (do_assemble_alias): Restore comment describing function.
1695 Annotate the target parameter as potentially unused.
1697 2005-03-20 Marek Michalkiewicz <marekm@amelek.gda.pl>
1700 * config/avr/avr.c (avr_output_function_prologue): Do not use
1701 current_function_name() in a label, use a local label instead.
1703 2005-03-20 David Edelsohn <edelsohn@gnu.org>
1705 * config/rs6000/rs6000.c (rs6000_generate_compare): Test
1706 flag_finite_math_only, not flag_unsafe_math_optimizations.
1708 2005-03-20 Kazu Hirata <kazu@cs.umass.edu>
1710 * builtins.c (fold_builtin_1): Update a call to
1711 targetm.fold_builtin.
1712 * hooks.c (hook_tree_tree_bool_null): Rename to
1713 hook_tree_tree_tree_bool_null. Take one more argument of type
1715 * hooks.h: Update the prototype of hook_tree_tree_bool_null.
1716 * target-def.h (TARGET_FOLD_BUILTIN): Define it as
1717 hook_tree_tree_tree_bool_null.
1718 * target.h (gcc_target): Update the prototype of fold_builtin.
1719 * config/alpha/alpha.c (alpha_fold_builtin): Take decomposed
1720 arguments of CALL_EXPR.
1721 * doc/tm.texi (TARGET_FOLD_BUILTIN): Update. Mention the
1724 2005-03-20 Jan Hubicka <jh@suse.cz>
1726 * cgraph.h (cgraph_node): Add prev_clone pointer.
1727 * cgraph.c (cgraph_remove_node): Remove from doubly linked chain.
1728 (cgraph_clone_node): Produce doubly linked chain.
1730 2005-03-20 Joseph S. Myers <joseph@codesourcery.com>
1732 * c-common.c (handle_aligned_attribute, check_function_sentinel,
1733 get_nonnull_operand, handle_sentinel_attribute,
1734 check_function_arguments_recurse): Do not strip NOPS from
1736 * c-decl.c (check_bitfield_type_and_width, build_enumerator):
1738 * c-format.c (get_constant): Likewise.
1739 * c-parser.c (c_parser_postfix_expression): Likewise.
1740 * c-typeck.c (set_init_index): Likewise.
1741 (convert_arguments): Don't check for NOP_EXPR containing integer
1744 2005-03-20 Kazu Hirata <kazu@cs.umass.edu>
1746 * builtins.c (fold_fixed_mathfn, fold_builtin_trunc,
1747 fold_builtin_floor, fold_builtin_ceil, fold_builtin_lround):
1748 Take decomposed arguments of CALL_EXPR.
1749 (fold_builtin_1): Update calls to the functions mentioned
1752 2005-03-20 Joseph S. Myers <joseph@codesourcery.com>
1754 * c-decl.c (check_bitfield_type_and_width): Require bit-field
1755 width to have integer type.
1756 (build_enumerator): Require enumerator value to have integer type.
1758 2005-03-19 Joseph S. Myers <joseph@codesourcery.com>
1760 * doc/extend.texi (__builtin_inf): Move statement about INFINITY
1763 2005-03-19 Joseph S. Myers <joseph@codesourcery.com>
1765 * c.opt (ansi, std=iso9899:1990, std=iso9899:1999,
1766 std=iso9899:199x): Correct descriptions.
1768 2005-03-19 Joseph S. Myers <joseph@codesourcery.com>
1770 * config.gcc: Consistently use solaris2.1[0-9]* instead of
1773 2005-03-19 Kazu Hirata <kazu@cs.umass.edu>
1775 * builtins.c (fold_builtin_memcpy): Take decomposed arguments
1777 (expand_builtin_memcpy, fold_builtin_1): Update calls to
1778 fold_builtin_memcpy.
1780 * builtins.c (fold_trunc_transparent_mathfn): Take decomposed
1781 arguments of CALL_EXPR.
1782 (fold_builtin_trunc, fold_builtin_floor, fold_builtin_ceil,
1783 fold_builtin_found, fold_builtin_1): Update calls to
1784 fold_trunc_transparent_mathfn.
1786 2005-03-19 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1789 * fold-const.c (fold_widened_comparison): Don't optimize casts of
1790 function pointers on targets that require function pointer
1792 (fold_sign_changed_comparison): Likewise.
1794 2005-03-19 Bernd Schmidt <bernd.schmidt@analog.com>
1796 * combine.c (try_combine): When changing the mode of a hard reg, make
1797 sure that doing so is valid.
1799 2005-03-19 Richard Sandiford <rsandifo@redhat.com>
1801 * config/avr/avr.c (avr_init_stack, avr_mcu_name): Make static.
1802 (TARGET_HANDLE_OPTION): Override default.
1803 (avr_handle_option): New function.
1804 * config/avr/avr.h (MASK_ALL_DEBUG, MASK_ORDER_1, MASK_INSN_SIZE_DUMP)
1805 (MASK_ORDER_2, MASK_NO_TABLEJUMP, MASK_INT8, MASK_NO_INTERRUPTS)
1806 (MASK_CALL_PROLOGUES, MASK_TINY_STACK, MASK_SHORT_CALLS)
1807 (TARGET_ORDER_1, TARGET_ORDER_2, TARGET_INT8, TARGET_NO_INTERRUPTS)
1808 (TARGET_INSN_SIZE_DUMP, TARGET_CALL_PROLOGUES, TARGET_TINY_STACK)
1809 (TARGET_NO_TABLEJUMP, TARGET_SHORT_CALLS, TARGET_ALL_DEBUG)
1810 (TARGET_SWITCHES, avr_init_stack, avr_mcu_name)
1811 (TARGET_OPTIONS): Delete.
1812 * config/avr/avr.opt: New file.
1814 2005-03-18 2005-03-18 Kazu Hirata <kazu@cs.umass.edu>
1816 * config/m32r/m32r-protos.h: Remove the prototypes for
1817 call_address_operand, symbolic_operand, seth_add3_operand,
1818 cmp_int16_operand, uint16_operand, reg_or_int16_operand,
1819 reg_or_uint16_operand, reg_or_cmp_int16_operand,
1820 two_insn_const_operand, move_src_operand,
1821 move_double_src_operand, move_dest_operand,
1822 eqne_comparison_operator, signed_comparison_operator,
1823 large_insn_p, conditional_move_operand, carry_compare_operand,
1824 m32r_block_immediate_operand, extend_operand,
1825 reg_or_eq_int16_operand, int8_operand, and
1826 reg_or_zero_operand.
1827 * config/m32r/m32r.c (call_address_operand, symbolic_operand,
1828 seth_add3_operand, int8_operand, cmp_int16_operand,
1829 uint16_operand, reg_or_int16_operand, reg_or_uint16_operand,
1830 reg_or_eq_int16_operand, reg_or_cmp_int16_operand,
1831 reg_or_zero_operand, two_insn_const_operand, move_src_operand,
1832 move_double_src_operand, move_dest_operand,
1833 eqne_comparison_operator, signed_comparison_operator,
1834 extend_operand, small_insn_p, large_insn_p,
1835 conditional_move_operand, carry_compare_operand,
1836 m32r_block_immediate_operand): Move to predicates.md.
1837 (MAX_MOVE_BYTES): Move to m32r.h.
1838 * config/m32r/m32r.h (PREDICATE_CODES): Remove.
1839 * config/m32r/m32r.md: Include predicates.md.
1840 * config/m32r/predicates.md: New.
1842 2005-03-18 James E Wilson <wilson@specifixinc.com>
1845 * dwarf2out.c (declare_in_namespace): Ignore decls with an abstract
1848 2005-03-18 Kazu Hirata <kazu@cs.umass.edu>
1850 * config/mn10300/mn10300-protos.h: Remove the prototypes for
1851 call_address_operand, const_8bit_operand.
1852 * config/mn10300/mn10300.c (call_address_operand,
1853 const_8bit_operand, const_1f_operand): Move to predicates.md.
1854 * config/mn10300/mn10300.h (PREDICATE_CODES): Remove.
1855 * config/mn10300/mn10300.md: Include predicates.md.
1856 * config/mn10300/predicates.md: New.
1858 2005-03-18 Joseph S. Myers <joseph@codesourcery.com>
1860 * c-common.c, c-decl.c, c-format.c, c-typeck.c: Use %D for
1861 declarations in diagnostics and %E for identifiers, not %s.
1863 2005-03-18 Jan Hubicka <jh@suse.cz>
1864 Dale Johannesen <dalej@apple.com>
1866 * basic-block.h (scale_bbs_frequencies_int,
1867 scale_bbs_frequencies_gcov_type): Declare.
1868 * cfg.c (RDIV): New macro.
1869 (update_bb_frequency_for_threading): Fix.
1870 * basic-block.h (scale_bbs_frequencies_int,
1871 scale_bbs_frequencies_gcov_type): New.
1872 * cfgloopmanip.c (scale_bbs_frequencies): Kill.
1873 (scale_loop_frequencies, duplicate_loop_to_header_edge): Use
1874 scale_bbs_frequencies_int.
1875 * tree-ssa-loop-ch.c (copy_loop_headers): Fix profiling info.
1877 2005-03-18 Kazu Hirata <kazu@cs.umass.edu>
1879 * config/m32r/m32r-protos.h: Remove the prototypes for
1880 call_address_operand, symbolic_operand, seth_add3_operand,
1881 cmp_int16_operand, uint16_operand, reg_or_int16_operand,
1882 reg_or_uint16_operand, reg_or_cmp_int16_operand,
1883 two_insn_const_operand, move_src_operand,
1884 move_double_src_operand, move_dest_operand,
1885 eqne_comparison_operator, signed_comparison_operator,
1886 large_insn_p, conditional_move_operand, carry_compare_operand,
1887 m32r_block_immediate_operand, extend_operand,
1888 reg_or_eq_int16_operand, int8_operand, and
1889 reg_or_zero_operand.
1890 * config/m32r/m32r.c (call_address_operand, symbolic_operand,
1891 seth_add3_operand, int8_operand, cmp_int16_operand,
1892 uint16_operand, reg_or_int16_operand, reg_or_uint16_operand,
1893 reg_or_eq_int16_operand, reg_or_cmp_int16_operand,
1894 reg_or_zero_operand, two_insn_const_operand, move_src_operand,
1895 move_double_src_operand, move_dest_operand,
1896 eqne_comparison_operator, signed_comparison_operator,
1897 extend_operand, small_insn_p, large_insn_p,
1898 conditional_move_operand, carry_compare_operand,
1899 m32r_block_immediate_operand): Move to predicates.md.
1900 (MAX_MOVE_BYTES): Move to m32r.h.
1901 * config/m32r/m32r.h (PREDICATE_CODES): Remove.
1902 * config/m32r/m32r.md: Include predicates.md.
1903 * config/m32r/predicates.md: New.
1905 * config/pa/pa-protos.h: Add prototypes for magic_milli and
1907 * config/pa/pa.c (reg_or_0_operand, call_operand_address,
1908 symbolic_operand, symbolic_memory_operand,
1909 reg_or_0_or_nonsymb_mem_operand, reg_before_reload_operand,
1910 indexed_memory_operand, move_dest_operand, move_src_operand,
1911 prefetch_cc_operand, prefetch_nocc_operand,
1912 reg_or_cint_move_operand, pic_label_operand, fp_reg_operand,
1913 arith_operand, arith11_operand, pre_cint_operand,
1914 post_cint_operan, arith_double_operand, ireg_or_int5_operand,
1915 ireg_operand, int5_operand, uint5_operand, int11_operand,
1916 uint32_operand, arith5_operand, and_operand, ior_operand,
1917 lhs_lshift_operand, lhs_lshift_cint_operand, arith32_operand,
1918 pc_or_label_operand, div_operand, plus_xor_ior_operator,
1919 shadd_operand, movb_comparison_operator,
1920 cmpib_comparison_operator): Move to predicates.md.
1921 (magic_milli, shadd_constant_p): Make it extern.
1922 * config/pa/pa.h (PREDICATE_CODES): Remove.
1923 * config/pa/pa.md: Include predicates.md.
1924 * config/pa/predicates.md: New.
1926 * config/v850/v850.h (PREDICATE_CODES): Remove a nonexistent
1929 2005-03-18 Kazu Hirata <kazu@cs.umass.edu>
1931 * hooks.c, hooks.h, intl.c, opts.h, prefix.c, tree-gimple.c,
1932 config/alpha/ev4.md, config/alpha/ev5.md, config/alpha/ev6.md,
1933 config/alpha/freebsd.h, config/alpha/linux.h,
1934 config/alpha/netbsd.h, config/alpha/osf5.h,
1935 config/alpha/vms.h, config/arc/arc.c, config/arc/arc.h,
1936 config/h8300/h8300-protos.h, config/h8300/h8300.c,
1937 config/h8300/h8300.h, config/ia64/unwind-ia64.c,
1938 doc/cppopts.texi: Update copyright.
1940 2005-03-18 Jan Hubicka <jh@suse.cz>
1943 * cgraph.c (cgraph_mark_reachable_node): Assert that it is not called
1945 * varasm.c (find_decl_and_mark_needed): Mark needed only when not
1948 2005-03-18 Kazu Hirata <kazu@cs.umass.edu>
1950 * tree-into-ssa.c (find_idf): Use VEC_quick_push instead of
1953 2005-03-18 Paolo Bonzini <bonzini@gnu.org>
1955 * combine.c (gen_binary): Remove.
1956 (known_cond, simplify_shift_const, find_split_point,
1957 combine_simplify_rtx, simplify_if_then_else, simplify_set,
1958 simplify_logical, expand_field_assignment, extract_left_shift,
1959 force_to_mode, if_then_else_cond, apply_distributive_law,
1960 simplify_and_const_int, simplify_shift_const, gen_lowpart_for_combine,
1961 simplify_comparison, reversed_comparison): Replace with
1962 simplify_gen_binary, simplify_gen_relational or
1963 distribute_and_simplify_rtx.
1964 (distribute_and_simplify_rtx): New function.
1966 2005-03-18 Alexey Neyman <alex.neyman@auriga.ru>
1967 Paolo Bonzini <gcc.gnu.org>
1969 * calls.c (setjmp_call_p, special_function_p): Update comments
1970 at the head of the functions.
1972 2005-03-18 Jan Hubicka <jh@suse.cz>
1974 * tree-cfg.c (fold_cond_expr_cond): Use boolean types for condition.
1976 * cgraph.c (cgraph_remove_node): Avoid loop in code deciding whether
1977 function body should be released; do not proactively release function
1978 bodies in non-unit-at-a-time mode.
1980 2005-03-18 Ralf Corsepius <ralf.corsepius@rtems.org>
1982 * config/i386/t-rtems-i386 (MULTILIBS): Remove k6, athlon,
1983 mno-fp-ret-in-387 multilib variants.
1985 2005-03-18 Richard Sandiford <rsandifo@redhat.com>
1987 * common.opt (m): Remove.
1988 * opts.c (handle_option): Pass 'm' options to set_target_switch if
1990 (common_handle_option): Remove OPT_m case.
1992 2005-03-18 Kazu Hirata <kazu@cs.umass.edu>
1994 * builtins.c (fold_builtin_bitop): Take decomposed arguments
1996 (fold_builtin_1): Update a call to fold_builtin_bitop.
1998 * builtins.c (fold_builtin_signbit): Take decomposed arguments
2000 (fold_builtin_1): Update a call to fold_builtin_signbit.
2002 2005-03-17 Dorit Naishlos <dorit@il.ibm.com>
2004 PR tree-optimization/20474
2005 * tree-vect-analyze.c (vect_analyze_pointer_ref_access): Check the
2006 size_type of the relevant pointer. Check for COMPLETE_TYPE_P.
2008 2005-03-17 Kazu Hirata <kazu@cs.umass.edu>
2010 * config/h8300/h8300-protos.h: Remove prototypes for
2011 general_operand_src, general_operand_dst, single_one_operand,
2012 single_zero_operand, call_insn_operand,
2013 two_insn_adds_subs_operand, small_call_insn_operand,
2014 jump_address_operand, bit_operand, bit_memory_operand,
2015 stack_pointer_operand, const_int_gt_2_operand,
2016 const_int_ge_8_operand, const_int_qi_operand,
2017 const_int_hi_operand, incdec_operand, bit_operator,
2018 nshift_operator, eqne_operator, gtle_operator,
2019 gtuleu_operator, iorxor_operator.
2020 Add prototypes for h8sx_shift_type h8sx_classify_shift and
2021 h8300_ldm_stm_parallel.
2022 * config/h8300/h8300.c (h8sx_shift_type,): Move to
2024 (SYMBOL_FLAG_FUNCVEC_FUNCTION, SYMBOL_FLAG_EIGHTBIT_DATA,
2025 SYMBOL_FLAG_TINY_DATA): Move to h8300.h.
2026 (h8300_ldm_stm_parallel): Make it extern.
2027 (h8300_ldm_parallel, h8300_stm_parallel,
2028 h8300_return_parallel, general_operand_src,
2029 general_operand_dst, h8300_dst_operand, h8300_src_operand,
2030 nibble_operand, reg_or_nibble_operand, single_one_operand,
2031 single_zero_operand, call_insn_operand,
2032 two_insn_adds_subs_operand, small_call_insn_operand,
2033 jump_address_operand, bit_operand, bit_memory_operand,
2034 stack_pointer_operand, const_int_gt_2_operand,
2035 const_int_ge_8_operand, const_int_qi_operand,
2036 const_int_hi_operand, incdec_operand, eqne_operator,
2037 gtle_operator, gtuleu_operator, iorxor_operator, bit_operator,
2038 h8sx_binary_memory_operator, h8sx_unary_memory_operator,
2039 h8sx_unary_shift_operator, h8sx_binary_shift_operator,
2040 nshift_operator): Move to predicates.md.
2041 * config/h8300/h8300.h (PREDICATE_CODES): Remove.
2042 * config/h8300/h8300.md: Include predicates.md.
2043 * config/h8300/predicates.md: New.
2045 2005-03-17 Richard Henderson <rth@redhat.com>
2047 * config.gcc (ia64*-*-hpux*): Add extra_options.
2048 * config/ia64/hpux.h (SUBTARGET_SWITCHES): Remove.
2049 (TARGET_DEFAULT): Remove MASK_INLINE_FLOAT_DIV_THR.
2050 * config/ia64/ia64.c (ia64_fixed_range_string): Remove.
2051 (ia64_tls_size_string, ia64_tune_string): Remove.
2052 (ia64_tune): Init to PROCESSOR_ITANIUM2.
2053 (TARGET_DEFAULT_TARGET_FLAGS): New.
2054 (TARGET_HANDLE_OPTION): New.
2055 (ia64_override_options): Move options parsing ...
2056 (ia64_handle_option): ... here. New.
2057 * config/ia64/ia64.h (target_flags, MASK_BIG_ENDIAN, MASK_GNU_AS,
2058 MASK_GNU_LD, MASK_NO_PIC, MASK_VOL_ASM_STOP, MASK_ILP32,
2059 MASK_REG_NAMES, MASK_NO_SDATA, MASK_CONST_GP, MASK_AUTO_PIC,
2060 MASK_INLINE_FLOAT_DIV_LAT, MASK_INLINE_FLOAT_DIV_THR,
2061 MASK_INLINE_INT_DIV_LAT, MASK_INLINE_INT_DIV_THR,
2062 MASK_INLINE_SQRT_LAT, MASK_INLINE_SQRT_THR, MASK_DWARF2_ASM,
2063 MASK_EARLY_STOP_BITS, TARGET_BIG_ENDIAN, TARGET_GNU_AS, TARGET_GNU_LD,
2064 TARGET_NO_PIC, TARGET_VOL_ASM_STOP, TARGET_ILP32, TARGET_REG_NAMES,
2065 TARGET_NO_SDATA, TARGET_CONST_GP, TARGET_AUTO_PIC,
2066 TARGET_INLINE_FLOAT_DIV_LAT, TARGET_INLINE_FLOAT_DIV_THR,
2067 TARGET_INLINE_INT_DIV_LAT, TARGET_INLINE_INT_DIV_THR,
2068 TARGET_INLINE_FLOAT_DIV, TARGET_INLINE_INT_DIV, TARGET_INLINE_SQRT_LAT,
2069 TARGET_INLINE_SQRT_THR, TARGET_INLINE_SQRT, TARGET_DWARF2_ASM,
2070 TARGET_EARLY_STOP_BITS): Remove.
2071 (TARGET_ILP32): Default false.
2072 (TARGET_SWITCHES, SUBTARGET_SWITCHES, TARGET_OPTIONS): Remove.
2073 (enum ia64_inline_type): New.
2074 (TARGET_DEFAULT): Remove MASK_INLINE_FLOAT_DIV_THR.
2075 * config/ia64/ia64.md: Update for new definitions of
2076 TARGET_INLINE_INT_DIV, TARGET_INLINE_FLOAT_DIV, TARGET_INLINE_SQRT.
2077 * config/ia64/ia64.opt: New file.
2078 * config/ia64/ilp32.opt: New file.
2080 2005-03-17 H.J. Lu <hongjiu.lu@intel.com>
2083 * config/ia64/unwind-ia64.c (_Unwind_FindTableEntry): Removed.
2085 2005-03-17 Kazu Hirata <kazu@cs.umass.edu>
2087 * config/h8300/h8300.c (h8300_init_once): Use MASK_H8300S_1
2088 instead of MASK_H8300S.
2089 * config/h8300/h8300.h (target_flags, MASK_H8300S, MASK_MAC,
2090 MASK_INT32, MASK_ADDRESSES, MASK_QUICKCALL, MASK_SLOWBYTE,
2091 MASK_NORMAL_MODE, MASK_RELAX, MASK_H8300H, MASK_ALIGN_300,
2092 MASK_H8300SX, TARGET_INT32, TARGET_ADDRESSES,
2093 TARGET_QUICKCALL, TARGET_SLOWBYTE, TARGET_H8300H,
2094 TARGET_H8300XS, TARGET_NORMAL_MODE, TARGET_ALIGN_300,
2095 TARGET_SWITCHES): Remove.
2096 (TARGET_H8300S): Redefine interms of TARGET_H8300S_1 and
2098 * config/h8300/h8300.opt: New.
2100 * config/alpha/alpha.opt, config/arc/arc.opt,
2101 config/h8300/h8300.opt, config/mips/mips.opt: Add copyright
2104 2005-03-17 Ian Lance Taylor <ian@airs.com>
2108 2005-03-17 Richard Sandiford <rsandifo@redhat.com>
2110 * config/arc/arc.c (arc_cpu_string): Make static. Default to "base"
2111 (arc_text_string, arc_data_string, arc_rodata_string): Make static.
2112 (TARGET_HANDLE_OPTION): Override default.
2113 (arc_handle_option): New function.
2114 (arc_init): Remove code to set arch_cpu_string.
2115 * config/arc/arc.h (target_flags, TARGET_MASK_MANGLE_CPU)
2116 (TARGET_MANGLE_CPU, TARGET_MASK_MANGLE_CPU_LIBGCC)
2117 (TARGET_MANGLE_CPU_LIBGCC, TARGET_MASK_ALIGN_LOOPS, TARGET_ALIGN_LOOPS)
2118 (TARGET_MASK_BIG_ENDIAN, TARGET_BIG_ENDIAN, TARGET_MASK_NO_COND_EXEC)
2119 (TARGET_NO_COND_EXEC, TARGET_SWITCHES, TARGET_DEFAULT)
2120 (SUBTARGET_SWITCHES, arc_cpu_string, arc_text_string, arc_data_string)
2121 (arc_rodata_string, TARGET_OPTIONS): Delete.
2122 * config/arc/arc.opt: New file.
2124 2005-03-17 Richard Henderson <rth@redhat.com>
2126 * doc/extend.texi (Weak Pragmas): New section.
2127 (attribute alias): Clarify that target must be in the same
2130 2005-03-17 Richard Henderson <rth@redhat.com>
2132 * config/alpha/alpha.opt: New file.
2133 * config/alpha/alpha.c (alpha_tune): New. Rename all existing uses
2135 (alpha_cpu_string, alpha_tune_string, alpha_tp_string,
2136 alpha_fprm_string, alpha_fptm_string): Make static.
2137 (alpha_tls_size_string): Remove.
2138 (alpha_handle_option): New.
2139 (override_options): Update for alpha_cpu/alpha_tune split.
2140 (alpha_file_start): Likewise.
2141 (TARGET_DEFAULT_TARGET_FLAGS): New.
2142 (TARGET_HANDLE_OPTION): New.
2143 * config/alpha/alpha.h (alpha_tune): Declare.
2144 (MASK_FP, MASK_FPREGS, TARGET_FPREGS, MASK_GAS, TARGET_GAS,
2145 MASK_IEEE_CONFORMANT, TARGET_IEEE_CONFORMANT, MASK_IEEE, TARGET_IEEE,
2146 MASK_IEEE_WITH_INEXACT, TARGET_IEEE_WITH_INEXACT, MASK_BUILD_CONSTANTS,
2147 TARGET_BUILD_CONSTANTS, MASK_FLOAT_VAX, TARGET_FLOAT_VAX, MASK_BWX,
2148 TARGET_BWX, MASK_MAX, TARGET_MAX, MASK_FIX, TARGET_FIX, MASK_CIX,
2149 TARGET_CIX, MASK_EXPLICIT_RELOCS, TARGET_EXPLICIT_RELOCS,
2150 MASK_SMALL_DATA, TARGET_SMALL_DATA, MASK_TLS_KERNEL, TARGET_TLS_KERNEL,
2151 MASK_SMALL_TEXT, TARGET_SMALL_TEXT, MASK_LONG_DOUBLE_128,
2152 TARGET_LONG_DOUBLE_128, MASK_CPU_EV5, TARGET_CPU_EV5, MASK_CPU_EV6,
2153 TARGET_CPU_EV6, MASK_SUPPORT_ARCH): Remove.
2154 (TARGET_SWITCHES, TARGET_OPTIONS): Remove.
2155 (TARGET_DEFAULT): Remove MASK_FP.
2156 (TARGET_FP): Redefined based on TARGET_SOFT_FP.
2157 (TARGET_SUPPORT_ARCH): Default on if HAVE_AS_EXPLICIT_RELOCS.
2158 (alpha_cpu_string, alpha_tune_string, alpha_fprm_string,
2159 alpha_fptm_string, alpha_tp_string, alpha_mlat_string,
2160 alpha_tls_size_string): Remove.
2161 * config/alpha/alpha.md (prefetch): Use alpha_cpu.
2162 (attribute tune): Rename from attribute cpu.
2163 * config/alpha/ev4.md: Update to match.
2164 * config/alpha/ev5.md, config/alpha/ev6.md: Likewise.
2165 * config/alpha/freebsd.h (TARGET_DEFAULT): Remove MASK_FP.
2166 * config/alpha/linux.h (TARGET_DEFAULT): Likewise.
2167 * config/alpha/netbsd.h (TARGET_DEFAULT): Likewise.
2168 * config/alpha/osf5.h (TARGET_DEFAULT): Likewise.
2169 * config/alpha/vms.h (TARGET_DEFAULT): Likewise.
2171 2005-03-16 James E. Wilson <wilson@specifixinc.com>
2173 * config/ia64/ia64.c (issue_nops_and_insn): Check first_insn attribute,
2174 and return without creating new state if before_nops_num is nonzero.
2175 * config/ia64/ia64.md (first_insn): New attribute.
2176 (alloc): Set it to yes.
2178 2005-03-16 Daniel Berlin <dberlin@dberlin.org>
2180 * tree-vectorizer.c (new_vec_stmt_info): Initialize
2181 STMT_VINFO_SUBVARS to NULL.
2182 * tree-vect-analyze.c (vect_analyze_data_refs): Ditto.
2184 2005-03-16 Dale Johannesen <dalej@apple.com>
2186 * rtlanal.c (find_first_parameter_load): Rewrite to
2187 return actual first param load or the call if none,
2188 instead of first in block, when not all loads exist.
2190 2005-03-16 Roger Sayle <roger@eyesopen.com>
2192 * optabs.c (expand_copysign_absneg): Make static.
2193 * optabs.h (expand_copysign_absneg): Delete prototype.
2194 * config/rs6000/rs6000.md (copysigntf3): Delete pattern.
2196 2005-03-16 Richard Henderson <rth@redhat.com>
2199 * varasm.c (struct alias_pair): Rename from struct output_def_pair.
2200 (alias_pairs): Rename from output_defs.
2201 (find_decl_and_mark_needed): Split out from assemble_alias.
2202 (do_assemble_alias): New.
2203 (assemble_output_def): Remove.
2204 (finish_aliases_1, finish_aliases_2): New.
2205 (process_pending_assemble_output_defs): Remove.
2206 (assemble_alias): Defer aliases for which we don't yet have a
2207 non-external decl for the target symbol.
2208 * passes.c (rest_of_decl_compilation): Register variables with cgraph.
2209 * cgraphunit.c (cgraph_finalize_compilation_unit): Use finish_aliases_1.
2210 * toplev.c (compile_file): Use finish_aliases_2 instead of
2211 process_pending_assemble_output_defs.
2212 * tree.h (finish_aliases_1, finish_aliases_2): Declare.
2213 (process_pending_assemble_output_defs): Remove.
2215 2005-03-16 Daniel Berlin <dberlin@dberlin.org>
2217 Fix PR tree-optimization/20489
2219 * tree-ssa-alias.c (push_fields_onto_fieldstack): DTRT
2220 for empty structures.
2222 2005-03-16 Daniel Berlin <dberlin@dberlin.org>
2224 Fix PR tree-optimization/20490
2226 * tree-ssa-pre.c (create_expression_by_pieces): Use
2227 force_gimple_operand on result of fold.
2229 2005-03-16 Andrew Pinski <pinskia@physics.uc.edu>
2231 * config/i386/emmintrin.h (_mm_extract_epi16): Correct the number
2232 of closing parenthesis.
2234 2005-03-16 Kazu Hirata <kazu@cs.umass.edu>
2236 * builtins.c (expand_movstr): Update a call to
2237 fold_builtin_strcpy.
2238 (expand_builtin_strncpy): Update a call to
2239 fold_builtin_strncpy.
2240 (fold_builtin_strcpy, fold_builtin_strncpy): Take decomosed
2241 arguments of CALL_EXPR.
2242 (fold_builtin_1): Update calls to fold_builtin_strcpy and
2243 fold_builtin_strncpy.
2244 * tree-ssa-ccp.c (ccp_fold_builtin): Likewise.
2245 * tree.h: Update the prototypes of fold_builtin_strcpy and
2246 fold_builtin_strncpy.
2248 2005-03-16 Steven Bosscher <stevenb@suse.de>
2249 Dorit Naishlos <dorit@il.ibm.com>
2251 * tree-vect-analyze.c (vect_enhance_data_refs_alignment): Copy
2252 UNITS_PER_SIMD_WORD to a local variable to avoid a "division by zero"
2255 2005-03-16 Steven Bosscher <stevenb@suse.de>
2257 * tree-inline.c (walk_type_fields, walk_tree,
2258 walk_tree_without_duplicates): Move from here...
2259 * tree.c: ...to here.
2261 2005-03-15 Zack Weinberg <zack@codesourcery.com>
2263 * BASE-VER, DATESTAMP, DEV-PHASE: New files.
2264 * Makefile.in (gcc_version, gcc_version_trigger, ): Delete.
2265 (BASEVER, DEVPHASE, DATESTAMP, BASEVER_c, DEVPHASE_c, DATESTAMP_c)
2266 (BASEVER_s, DEVPHASE_s, DATESTAMP_s): New variables.
2267 (version): Define using $(BASEVER_c).
2268 (Makefile, config.status, build/gcov-iov.o): No longer depends on
2270 (version.o): Depend on version files; add custom generation command.
2271 (prefix.o): Define BASEVER on command line.
2272 (s-iov): Depend on version files; adjust command.
2273 (TEXI_CPP_FILES, TEX_IGCC_FILES, TEXI_GCCINT_FILES, TEXI_CPPINT_FILES):
2275 (gcc-vers.texi): New rule.
2276 (doc/%.info, doc/%.dvi): Add -I . to command line.
2277 (doc/gccinstall.dvi): Likewise.
2278 (PACKAGE): Delete. All uses replaced with "gcc".
2279 * aclocal.m4: Do not include gcc-version.m4.
2280 * configure.ac: Do not invoke TL_AC_GCC_VERSION.
2281 Do not AC_SUBST nor AC_DEFINE PACKAGE or VERSION.
2282 Set is_release based on contents of DEV-PHASE.
2283 Set gcc_version based on contents of BASE-VER.
2284 Define WIN32_REGISTRY_KEY only if the user overrode the default.
2285 * config.in, configure: Regenerate.
2286 * gccbug.in: Determine version of GCC in use at runtime.
2287 * gcov-iov.c: Get version number and development phase from
2288 command line, not by including version.c.
2289 * intl.c: Replace all uses of PACKAGE with "gcc".
2290 * libada-mk.in: Delete unused "gcc_version" variable.
2291 * prefix.c: Default WIN32_REGISTRY_KEY to BASEVER.
2292 * version.c: (VERSUFFIX): New hook for redistributors; adjust
2293 commentary to match.
2294 (version_string): Put together from pieces.
2295 * config/alpha/x-vms: Do not use $(gcc_version).
2296 * config/i386/t-nwld: Likewise.
2297 * doc/include/gcc-common.texi: Include gcc-vers.texi for
2298 version-GCC and DEVELOPMENT.
2300 2005-03-15 Roger Sayle <roger@eyesopen.com>
2302 PR tree-optimization/17454
2303 * tree.c (tree_size): Add case for TREE_BINFO.
2304 * fold-const.c (fold_checksum_tree): Only clear the overloaded
2305 field TYPE_CACHED_VALUES if TYPE_CACHED_VALUES_P is set.
2307 2005-03-15 Roger Sayle <roger@eyesopen.com>
2309 * optabs.c (expand_doubleword_mult): Avoid clobbering op0 and
2310 op1 whilst expanding the signed widenening multiply variant.
2312 2005-03-15 Richard Sandiford <rsandifo@redhat.com>
2314 * toplev.c (display_target_options): Avoid unused variable warning if
2315 TARGET_SWITCHES and TARGET_OPTIONS are both undefined.
2316 * config/mips/mips.c (mips_arch_string, mips_tune_string): Make static.
2317 (mips_isa_string, mips_abi_string, mips_fix_vr4130_string): Delete.
2318 (mips_isa): Initialize to MIPS_ABI_DEFAULT.
2319 (mips_isa_info): New variable.
2320 (mips_parse_cpu): Remove the first argument and leave the caller
2322 (TARGET_HANDLE_OPTION): Override default.
2323 (mips_handle_option): New function. Move option validation code from...
2324 (override_options): ...here. Update calls to mips_parse_cpu.
2325 * config/mips/mips.h (mips_arch_string, mips_tune_string)
2326 (mips_isa_string, mips_abi_string, TARGET_OPTIONS)
2327 (SUBTARGET_TARGET_OPTIONS): Delete.
2328 * config/mips/mips.opt (mabi=, march=, mflush-func=, mips)
2329 (mno-flush-func, mtune=): New options.
2331 2005-03-15 Roger Sayle <roger@eyesopen.com>
2332 Richard Henderson <rth@redhat.com>
2334 * real.c (c4x_single_format, c4x_extended_format): Provide values
2335 for signbit_ro for c4x's single and extended floating point formats.
2336 * optabs.c (expand_copysign): Use the floating point format's
2337 signbit_ro for expanding via expand_copysign_absneg, and it's
2338 signbit_rw field for expanding via expand_copysign_bit.
2340 2005-03-15 Dorit Naishlos <dorit@il.ibm.com>
2342 * tree-vectorizer.h (unknown_alignment_for_access_p): Replaced by
2343 known_alignment_for_access_p.
2344 (known_alignment_for_access_p): New.
2345 (do_peeling_for_alignment): Field made int instead of bool and renamed
2346 to peeling_for_alignment.
2347 (LOOP_DO_PEELING_FOR_ALIGNMENT): Renamed to LOOP_PEELING_FOR_ALIGNMENT.
2348 * tree-vect-analyze.c (vect_determine_vectorization_factor): New. This
2349 functionality used to be in vect_analyze_operations.
2350 (vect_analyze_operations): Code to determine vectorization factor was
2351 moved to vect_determine_vectorization_factor.
2352 (vect_enhance_data_refs_alignment): Update to correct alignment when it
2353 is known instead of -1. Set LOOP_PEELING_FOR_ALIGNMENT to peeling
2355 (vect_analyze_loop): Call vect_determine_vectorization_factor (used to
2356 be part of vect_analyze_operations).
2357 * tree-vectorizer.c (slpeel_tree_peel_loop_to_edge): Use fold when
2358 creating the guard condition, as the number of iterations may be
2360 (slpeel_tree_peel_loop_to_edge): Use new name of
2361 LOOP_DO_PEELING_FOR_ALIGNMENT. Set it to 0 instead of false.
2362 * tree-vect-transform.c (vect_gen_niters_for_prolog_loop): Handle known
2363 alignment case more efficiently. Use LOOP_PEELING_FOR_ALIGNMENT.
2364 (vect_do_peeling_for_alignment): Use fold.
2365 (vect_transform_loop): Use new name of LOOP_DO_PEELING_FOR_ALIGNMENT.
2367 (vect_update_inits_of_dr): Renamed to
2368 vect_update_init_of_dr.
2369 (vect_update_inits_of_drs): Use new name of vect_update_inits_of_dr.
2370 (vectorizable_store): Fix assertion to use == instead of =.
2372 2005-03-15 Daniel Jacobowitz <dan@codesourcery.com>
2374 * config/arm/arm.h (CONDITIONAL_REGISTER_USAGE): Don't clear
2375 call_used_regs for wCG registers.
2377 2005-03-15 Ulrich Weigand <uweigand@de.ibm.com>
2379 * config/s390/s390.c (s390_secondary_output_reload_class): Adapt check
2380 for non-offsettable memory references to cope with outstanding reload
2381 replacements, take 2.
2383 2005-03-15 Uros Bizjak <uros@kss-loka.si>
2386 * config/i386/i386.h (x86_fisttp): New.
2387 (TARGET_FISTTP): New macro.
2388 * config/i386/i386.c (x86_fisttp): Set for NOCONA.
2389 (output_fix_trunc): Add fisttp parameter. Generate fisttp x87
2390 instruction when fisttp flag is set.
2391 * config/i386/i386-protos.h (output_fix_trunc): Change declaration.
2393 * config/i386/i386.md (type attribute): Add fisttp.
2394 (unit attribute): Set to i387 for fisttp type.
2395 (X87MODEF, X87MODEI, SSEMODEF, SSEMODEI24): New mode macros.
2396 (fix_truncxfdi2, fix_truncxfsi2): Generate fisttp patterns for
2398 (fix_truncdfdi2, fix_truncsfdi2, fix_truncdfsi2, fix_truncsfsi2):
2399 Generate fisttp patterns for TARGET_FISTTP. Implement using mode
2401 (fix_truncxfhi2, fix_truncdfhi2, fix_truncsfhi2): Generate fisttp
2402 patterns for TARGET_FISTTP. Enable patterns for
2403 (TARGET_FISTTP && !TARGET_SSE_MATH). Implement using mode macros.
2404 (fix_trunc<mode>_i387_fisttp_1, fix_trunc<mode>_i387_fisttp,
2405 fix_trunc<mode>_i387_fisttp_with_temp): New instruction patterns to
2406 implement fisttp x87 insn.
2407 (fix_trunc*_i387_fisttp splitters): New patterns.
2408 (*fix_truncdi_i387, *fix_truncsi_i387, *fix_trunchi_i387):
2409 Rename to *fix_trunc<mode>_i387_1. Implement using mode macros.
2410 Disable patterns for TARGET_FISTTP. Add comment about FLAGS_REG
2412 (fix_truncdi_memory, fix_truncdi_nomemory, fix_trunchi_nomemory):
2413 Rename to fix_trunc<mode>_i387 and fix_trunc<mode>_i387_with_temp.
2414 Implement using mode macros. Disable patterns for TARGET_FISTTP.
2415 (fix_truncsi_memory, fix_truncsi_nomemory, fix_trunchi_memory,
2416 fix_trunchi_nomemory): Rename to fix_trunc<mode>_i387 and
2417 fix_trunc<mode>_i387_with_temp. Implement using mode macros.
2418 Disable patterns for TARGET_FISTTP.
2419 (fix_trunc*_i387 splitters): Implement usign mode macros.
2420 (fix_truncdfdi_sse, fix_truncsfdi_sse, fix_truncdfsi_sse,
2421 fix_truncsfsi_sse): Disable for (TARGET_FISTTP && !TARGET_SSE_MATH).
2422 (fix_trunx*_sse peephole2s): Implement using mode macros.
2424 2005-03-15 J"orn Rennecke <joern.rennecke@st.com>
2426 PR rtl-optimization/20291
2427 * combine.c (try_combine): If splitting fails, re-try with
2428 original combined pattern, i.e. before clobber stripping.
2430 2005-03-14 Eric Christopher <echristo@redhat.com>
2432 * config/mips/mips.h (DWARF_CIE_DATA_ALIGNMENT): Change for
2433 STACK_GROWS_DOWNWARD.
2435 2005-03-14 Roger Sayle <roger@eyesopen.com>
2437 * real.h (struct real_format): Split the signbit field into two
2438 two fields, signbit_ro and signbit_rw.
2439 * real.c (ieee_single_format, mips_single_format, ieee_double_format,
2440 mips_double_format, ieee_extended_motorola_format,
2441 ieee_extended_intel_96_format, ieee_extended_intel_96_round_53_format,
2442 ieee_extended_intel_128_format, ibm_extended_format,
2443 mips_extended_format, ieee_quad_format, mips_quad_format,
2444 vax_f_format, vax_d_format, vax_g_format, i370_single_format,
2445 i370_double_format, c4x_single_format, c4x_extended_format,
2446 real_internal_format): Update initializers for new field.
2447 * builtins.c (expand_builtin_signbit): Use signbit_ro field of the
2448 real_format structure.
2449 * optabs.c (expand_absneg_bit, expand_copysign): Use signbit_rw
2450 field of the real_format structure.
2452 2005-03-14 Daniel Berlin <dberlin@dberlin.org>
2454 Fix PR tree-optimization/20458
2456 * tree-flow-inline.h (mark_call_clobbered): Don't fiddle
2457 DECL_EXTERNAL on STRUCT_FIELD tags.
2458 (clear_call_clobbered): Ditto.
2459 * tree-ssa-operands.c (note_addressable): Make sure the original
2460 variable doesn't slip into the addressable list if we have
2462 * tree-tailcall.c (suitable_for_tail_opt_p): Look at STRUCT_FIELD
2465 2005-03-14 Geoffrey Keating <geoffk@apple.com>
2467 * doc/cppopts.texi (-fexec-charset): Add concept index entry.
2468 (-fwide-exec-charset): Likewise.
2469 (-finput-charset): Likewise.
2470 * doc/invoke.texi (Warning Options): Document -Wnormalized=.
2471 * c-opts.c (c_common_handle_option): Handle -Wnormalized=.
2472 * c.opt (Wnormalized): New.
2474 2005-03-14 Devang Patel <dpatel@apple.com>
2476 * doc/invoke.texi: Add reference to Visibility document.
2478 2005-03-14 Richard Sandiford <rsandifo@redhat.com>
2480 * config.gcc (mips*-*-*): Rename MASK_SPLIT_ADDRS to
2481 MASK_SPLIT_ADDRESSES.
2482 * config/mips/mips.h (target_flags, mips_fix_vr4130_string): Delete.
2483 (MASK_INT64, MASK_LONG64, MASK_SPLIT_ADDR, MASK_NO_FUSED_MADD)
2484 (MASK_EXPLICIT_RELOCS, MASK_MEMCPY, MASK_SOFT_FLOAT)
2485 (MASK_FLOAT64, MASK_ABICALLS, MASK_XGOT, MASK_LONG_CALLS)
2486 (MASK_64BIT, MASK_EMBEDDED_DATA, MASK_BIG_ENDIAN)
2487 (MASK_SINGLE_FLOAT, MASK_MAD, MASK_4300_MUL_FIX, MASK_MIPS16)
2488 (MASK_NO_CHECK_ZERO_DIV, MASK_BRANCHLIKELY)
2489 (MASK_UNINIT_CONST_IN_RODATA, MASK_FIX_R4000, MASK_FIX_R4400)
2490 (MASK_FIX_SB1, MASK_FIX_VR4120, MASK_VR4130_ALIGN)
2491 (MASK_FP_EXCEPTIONS, MASK_DIVIDE_BREAKS, MASK_PAIRED_SINGLE)
2492 (MASK_MIPS3D, MASK_SYM32, MASK_DEBUG, MASK_DEBUG_D)
2493 (MASK_MIPS_TFILE, TARGET_INT64, TARGET_LONG64, TARGET_FLOAT64)
2494 (TARGET_64BIT, TARGET_SPLIT_ADDRESSES, TARGET_DEBUG_MODE)
2495 (TARGET_DEBUG_D_MODE, TARGET_MEMCPY, TARGET_ABICALLS)
2496 (TARGET_XGOT, TARGET_SOFT_FLOAT, TARGET_HARD_FLOAT)
2497 (TARGET_LONG_CALLS, TARGET_EMBEDDED_DATA)
2498 (TARGET_UNINIT_CONST_IN_RODATA, TARGET_BIG_ENDIAN)
2499 (TARGET_SINGLE_FLOAT, TARGET_DOUBLE_FLOAT, TARGET_MAD)
2500 (TARGET_FUSED_MADD, TARGET_4300_MUL_FIX, TARGET_CHECK_ZERO_DIV)
2501 (TARGET_DIVIDE_TRAPS, TARGET_BRANCHLIKELY, TARGET_FIX_SB1)
2502 (TARGET_FIX_R4000, TARGET_FIX_R4400, TARGET_FIX_VR4120)
2503 (TARGET_FIX_VR4130, TARGET_VR4130_ALIGN, TARGET_FP_EXCEPTIONS)
2504 (TARGET_PAIRED_SINGLE_FLOAT, TARGET_MIPS3D, TARGET_SYM32)
2505 (TARGET_EXPLICIT_RELOCS): Delete.
2506 (TARGET_SWITCHES, SUBTARGET_TARGET_SWITCHES): Delete.
2507 (TARGET_OPTIONS): Remove entry for -mfix-vr4130.
2508 * config/mips/mips.c (TARGET_DEFAULT_TARGET_FLAGS): Define.
2509 (override_options): Set MASK_LONG64 if -mint64 is given and no
2510 -mlongXX option is. Complain about -mint64 -mlong32.
2511 (override_options, CMP_BUILTINS, mips_bdesc, sb1_desc): Rename
2512 MASK_PAIRED_SINGLE to MASK_PAIRED_SINGLE_FLOAT.
2513 * config/mips/mips.opt: New file.
2515 2005-03-14 Richard Sandiford <rsandifo@redhat.com>
2517 * config.gcc (extra_options): New variable for listing option files.
2518 Add ${cpu_type}/${cpu_type}.opt to it if that file exists.
2519 * configure.ac (extra_opt_files): New AC_SUBST variable.
2520 (tm_file_list, tm_include_list): Include options.h first.
2521 * configure: Regenerate.
2522 * Makefile.in (extra_opt_files, ALL_OPT_FILES): New variables.
2523 (s-options): Use $(ALL_OPT_FILES) instead of $(lang_opt_files)
2524 (s-options-h): New rule.
2525 (options.h): Depend on it.
2526 (TEXI_GCCINT_FILES): Add options.texi.
2527 * hooks.h (hook_bool_size_t_constcharptr_int_true): Declare.
2528 * hooks.c (hook_bool_size_t_constcharptr_int_true): New function.
2529 * target.h (gcc_target): Add default_target_flags and handle_option.
2530 * target-def.h (TARGET_DEFAULT_TARGET_FLAGS)
2531 (TARGET_HANDLE_OPTION): New macros.
2532 (TARGET_INITIALIZER): Include them.
2533 * opt-functions.awk (opt_args, nth_arg): New functions.
2534 (switch_flags): Handle the "Target" flag.
2536 (var_name): Use opt_args and nth_arg.
2537 (var_set, var_ref): Likewise. Handle "Mask" and "InverseMask".
2538 * opth-gen.awk: Declare target_flags. Declare MASK_* and TARGET_*
2539 macros for the "Mask" and "InverseMask" options.
2540 * opts.h (cl_var_cond): New enum.
2541 (cl_option): Replace the "has_set_value" and "set_value" fields with
2542 "var_cond" and "var_value".
2543 (CL_TARGET): New macro.
2544 (option_enabled, print_filtered_help): Declare.
2545 (decode_options): Move definition.
2546 * opts.c (handle_option): Search for the original option before
2547 removing any "no-" prefix. Handle CL_TARGET. Adjust for the new
2548 var_cond and var_value fields. Use targetm.handle_option to handle
2550 (decode_options): Set target_flags to targetm.default_target_flags.
2551 (print_filtered_help): Make global. Handle CL_TARGET.
2552 (option_enabled): New function.
2553 * toplev.c (target_switches): Guard with #ifdef TARGET_SWITCHES.
2554 (display_target_options, set_target_switch, print_switch_values)
2555 (default_pch_valid_p): Guard uses of target_switches with
2556 #ifdef TARGET_SWITCHES. Also...
2557 (display_target_options): Display the CL_TARGET entries in cl_options.
2558 (set_target_option): Don't complain about the "" option when
2559 TARGET_SWITCHES is undefined.
2560 (print_switch_values): Use option_enabled.
2561 (default_pch_valid_p): Check cl_options[] when looking for something
2562 that has changed the value of target_flags.
2563 * c.opt: Remove documentation from top of file.
2564 * doc/gccint.texi: Add an "Options" chapter. Include options.texi.
2565 * doc/sourecebuild.texi: Refer to the new options documentation
2566 instead of c.opt. Document machine-specific .opt files.
2567 * doc/tm.texi (target_flags): Say that this variable is declared
2569 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Document.
2570 (TARGET_SWITCHES, TARGET_OPTIONS): Refer to the option files as
2572 * doc/options.texi: New file.
2574 2005-03-14 Alexandre Oliva <aoliva@redhat.com>
2577 * cse.c (fold_rtx_mem): Don't fold a load from a jumptable into a
2580 2005-03-14 Alexandre Oliva <aoliva@redhat.com>
2583 * gimplify.c (gimplify_cond_expr): Add fallback argument. Use a
2584 temporary variable of pointer type if an lvalues is required.
2585 (gimplify_modify_expr_rhs): Request an rvalue from it.
2586 (gimplify_expr): Pass fallback on.
2588 2005-03-14 Kazu Hirata <kazu@cs.umass.edu>
2590 * cfgbuild.c: Update comments.
2592 2005-03-14 Roger Sayle <roger@eyesopen.com>
2594 PR rtl-optimization/17236
2595 * optabs.c (expand_doubleword_mult): New helper function split out
2596 from expand_binop. Permute the order in which instructions are
2597 emitted to minimize the number of simultaneously live registers.
2598 (expand_binop): Call expand_doubleword_mult to synthesize a double
2599 word multiplication.
2601 2005-03-14 Kazu Hirata <kazu@cs.umass.edu>
2603 * basic-block.h: Update the prototypes of cached_make_edge and
2605 * cfg.c (cached_make_edge): Take edge_cache representing one
2606 row of the adjacency matrix of edges.
2607 * cfgbuild.c (make_label_edge, rtl_make_eh_edge): Likewise.
2608 (make_edges): Initialize edge_cache to represent one row of
2609 the adjacency matrix of edges.
2611 2005-03-14 Zdenek Dvorak <dvorakz@suse.cz>
2613 * tree-ssa-phiopt.c (minmax_replacement, blocks_in_phiopt_order):
2615 (tree_ssa_phiopt): Use blocks_in_phiopt_order and minmax_replacement.
2616 Remove unused removed_phis variable.
2617 (conditional_replacement): Use build1/build2.
2618 (abs_replacement): Use last_and_only_stmt and build1/build2.
2620 2005-03-14 Zdenek Dvorak <dvorakz@suse.cz>
2622 * builtin-attrs.def (ATTR_NOVOPS, ATTR_NOVOPS_LIST,
2623 ATTR_PURE_NOTHROW_NOVOPS_LIST): New.
2624 * builtins.def (ATTR_MATHFN_FPROUNDING): Use NOVOPS.
2625 (BUILT_IN_PREFETCH): Set the NOVOPS attribute.
2626 * c-common.c (handle_novops_attribute): New function.
2627 (c_common_attribute_table): Add "no vops" entry.
2628 * c-decl.c (merge_decls): Copy DECL_IS_NOVOPS.
2629 * calls.c (flags_from_decl_or_type): Set ECF_NOVOPS.
2630 * tree-ssa-operands.c (get_call_expr_operands): Do not
2631 create virtual operands for calls with ECF_NOVOPS flag.
2632 * tree.h (DECL_IS_NOVOPS): New macro.
2633 (struct tree_decl): Add novops_flag.
2634 (ECF_NOVOPS): New constant.
2636 2005-03-14 Uros Bizjak <uros@kss-loka.si>
2639 * config/i386/i386.c (x86_use_himode_fiop): New.
2640 (x86_use_simode_fiop): Rename from x86_use_fiop.
2641 * config/i386/i386.h (x86_use_himode_fiop): Declare.
2642 (TARGET_USE_HIMODE_FIOP): New.
2643 (x86_use_simode_fiop): Rename from x86_use_fiop.
2644 (TARGET_USE_SIMODE_FIOP): Rename from TARGET_USE_FIOP.
2646 * config/i386/i386.md (X87MODEI12): New mode macro define.
2647 (*cmpfp_<mode>): Rename from *cmpfp_si. Use X87MODEI12 mode macro
2648 to implement x87 FP compare with HImode input operands.
2649 (*fp_jcc_8<mode>_387, splitter): Rename from *fp_jcc_8_387.
2650 Use X87MODEI12 mode macro to handle HImode input operands.
2651 (*fop_sf_2<mode>_i387, *fop_sf_3<mode>_i387, *fop_df_2<mode>_i387,
2652 *fop_df_3<mode>_i387, *fop_xf_2<mode>_i387, *fop_xf_3<mode>_i387):
2653 Renamed from *fop_sf_2_i387, *fop_sf_3_i387, *fop_df_2_i387,
2654 *fop_df_3_i387, *fop_xf_2_i387, *fop_xf_3_i387. Use X87MODEI12 mode
2655 macro to implement x87 operators with HImode input operands.
2656 (fop splitters): Use X87MODEI12 mode macro to handle HImode
2659 2005-03-14 Zdenek Dvorak <dvorakz@suse.cz>
2661 * tree-cfg.c (find_taken_edge_cond_expr): Use zero_p instead of
2663 * tree-gimple.c (is_gimple_min_invariant): Consider overflowed
2664 constants invariant.
2666 2005-03-14 Zdenek Dvorak <dvorakz@suse.cz>
2668 * basic-block.h (BB_VISITED): Removed.
2669 * cfganal.c (dfs_enumerate_from): Do not use BB_VISITED flag.
2671 2005-03-14 Falk Hueffner <falk@debian.org>
2674 * config/alpha/alpha.c (alpha_fold_builtin_cmpbge): Fix typo.
2676 2005-03-14 Kazu Hirata <kazu@cs.umass.edu>
2678 * ggc-zone.c: Fix comment typos.
2680 * alloc-pool.c, except.h, ggc-common.c, ggc-zone.c, ggc.h,
2681 stringpool.c, config/mips/mips-protos.h: Update copyright.
2683 2005-03-14 Alan Modra <amodra@bigpond.net.au>
2685 * config/rs6000/rs6000-protos.h: Replace "struct rtx_def *"
2686 throughout with its typedef, "rtx".
2687 * config/rs6000/rs6000.c: Likewise. Formatting fixes.
2688 (rs6000_tls_symbol_ref_1): Remove inline keyword.
2689 * config/rs6000/rs6000.h (REG_ALLOC_ORDER): Formatting. Reorder
2690 regs in comment to match code.
2692 2005-03-14 Kazu Hirata <kazu@cs.umass.edu>
2694 * except.c (check_handled): Make it static.
2695 * except.h: Remove the corresponding prototype.
2697 * function.c (get_func_frame_size): Make it static.
2698 * function.h: Remove the corresponding type.
2700 * regclass.c (reg_class_superclasses, reg_class_subclasses):
2702 * hard-reg-set.h: Remove the corresponding declarations.
2704 * tree-cfg.c (verify_stmts): Check that
2705 bb_for_stmt (stmt) == bb for every PHI node and statement.
2707 2005-03-14 Alan Modra <amodra@bigpond.net.au>
2709 * config.gcc: Remove excess indentation.
2710 (powerpc*-*-*, rs6000-*-*): Accept --with-cpu/tune power5 and 8548.
2712 2005-03-13 Roger Sayle <roger@eyesopen.com>
2715 * tree.c (get_unwidened): Treat CONVERT_EXPR and NOP_EXPR identically.
2716 * fold-const.c (fold_sign_changed_comparison): Likewise.
2717 (fold_binary): Optimize comparisons against widened operands if
2718 the extension is represented by a CONVERT_EXPR, same as a NOP_EXPR.
2720 2005-03-13 Eric Botcazou <ebotcazou@libertysurf.fr>
2722 * config/sparc/sparc.c (struct_value_alias_set): New global variable.
2723 (sparc_override_options): Initialize it.
2724 (sparc_struct_value_rtx): Set it on the MEM to be returned.
2726 2005-03-13 David Edelsohn <edelsohn@gnu.org>
2728 * config/rs6000/predicates.md (mem_or_easy_const_operand): Delete.
2729 (reg_or_none500mem_operand): New predicate.
2730 (zero_reg_mem_operand): New predicate.
2731 * config/rs6000/rs6000.md (extendsfdf2): Change operand1 predicate
2732 to reg_or_none500mem_operand.
2733 (extendsfdf2_fpr): Add MEM alternative.
2734 (extenddftf2_internal): Change operand2 predicate to
2735 zero_reg_mem_operand.
2737 2005-03-13 Daniel Jacobowitz <dan@codesourcery.com>
2739 * ggc-zone.c: Rewritten.
2741 * alloc-pool.c (dump_alloc_pool_statistics): Don't print statistics
2743 * configure.ac: Define GGC_ZONE for --with-gc=zone.
2744 * config.in: Regenerated.
2745 * configure: Regenerated.
2746 * gengtype.c (write_types_process_field, write_func_for_structure):
2747 Pass new argument to gt_pch_note_object.
2748 * ggc-common.c (struct ptr_data): Add TYPE.
2749 (gt_pch_note_object): Take TYPE argument and save it.
2750 (call_count): Update call to ggc_pch_count_object.
2751 (call_alloc): Update call to ggc_pch_alloc_object.
2752 (gt_pch_save): Call ggc_pch_prepare_write after paddng the PCH
2754 * ggc-none.c (rtl_zone, garbage_zone, ggc_alloc_zone_stat): Delete.
2755 * ggc-page.c (rtl_zone, tree_zone, garbage_zone)
2756 (ggc_alloc_zone_stat): Delete.
2757 (ggc_pch_count_object, ggc_pch_alloc_object): Add TYPE argument.
2758 * ggc.h (gt_pch_note_object, ggc_pch_count_object)
2759 (ggc_pch_alloc_object): Update prototypes.
2760 (garbage_zone): Delete.
2761 (tree_zone, rtl_zone, ggc_alloc_zone_stat, ggc_alloc_zone): Move to
2762 GGC_ZONE conditional. Update. Change tree_zone and rtl_zone into
2764 (tree_id_zone): New variable.
2765 (ggc_alloc_cleared_zone): Remove unused.
2766 (ggc_alloc_zone): Define.
2767 (ggc_alloc_rtvec, ggc_alloc_tree): Update to use ggc_alloc_zone.
2768 * rtl.c (rtx_alloc_stat, shallow_copy_rtx_stat): Use
2769 ggc_alloc_zone_stat.
2770 * stringpool.c (gt_pch_n_S): Update call to gt_pch_note_object.
2771 * tree.c (copy_node_stat, make_tree_binfo_stat, make_tree_vec_stat)
2772 (tree_cons_stat, build1_stat): Update call to ggc_alloc_zone_stat.
2773 (make_node_stat): Likewise. Use tree_id_zone.
2775 2005-03-13 Daniel Jacobowitz <dan@codesourcery.com>
2776 Joseph S. Myers <joseph@codesourcery.com>
2778 * configure.ac: Check for MIPS TLS.
2779 * configure: Regenerated.
2780 * config/mips/mips-protos.h (enum mips_symbol_type): Add
2781 SYMBOL_TLS, SYMBOL_TLSGD, SYMBOL_TLSLDM, SYMBOL_DTPREL,
2782 SYMBOL_GOTTPREL, and SYMBOL_TPREL.
2783 * config/mips/mips.c (mips_regno_to_class): Handle V1_REG.
2784 (TARGET_HAVE_TLS, TARGET_CANNOT_FORCE_CONST_MEM): Define.
2785 (mips_classify_symbol, mips_symbolic_constant_p)
2786 (mips_symbolic_address_p, mips_symbol_insns): Handle TLS symbols.
2787 (mips_tls_operand_p, mips_call_tls_get_addr)
2788 (mips_legitimize_tls_address, mips_cannot_force_const_mem)
2789 (mips_tls_symbol_ref_1): New functions.
2790 (mips_legitimize_address, mips_legitimize_const_move): Call
2791 mips_legitimize_tls_address.
2792 (override_options): Handle V1_REG and TLS symbols. Disable TLS
2794 * config/mips/mips.h (enum reg_class, REG_CLASS_NAMES)
2795 (REG_CLASS_CONTENTS, GR_REG_CLASS_P): Include V1_REG.
2796 (mips_char_to_class): Document V1_REG.
2797 (HAVE_AS_TLS): Provide default.
2798 * config/mips/mips.md (UNSPEC_TLS_LDM, UNSPEC_TLS_GET_TP): New
2800 (load_got<mode>): Renamed from *load_got<mode>. Allow when
2802 (tls_get_tp_<mode>): New instruction.
2804 2005-03-13 Daniel Jacobowitz <dan@codesourcery.com>
2806 * configure.ac: Update checks for target tools.
2807 * configure: Regenerated.
2809 2005-03-13 Daniel Jacobowitz <dan@codesourcery.com>
2811 * varasm.c (decl_tls_model): Check flag_shlib instead of flag_pic.
2813 2005-03-13 Roger Sayle <roger@eyesopen.com>
2815 * expmed.c (expand_mult): Use synthetic multiplication sequences for
2816 more classes of DImode multiplication by constant. Allow both
2817 multiplication by small negative constants (by performing a
2818 multiplication by a positive constant and negating the result) and
2819 multiplications by large powers of two, by using a left shift.
2821 2005-03-13 Kazu Hirata <kazu@cs.umass.edu>
2823 * tree-into-ssa.c (find_idf): Speed up by putting the indexes
2824 of basic blocks into work_stack.
2826 * builtin-attrs.def, c-lex.c, c-pragma.h, reg-stack.c,
2827 config/mips/vr.h: Update copyright.
2829 * c-decl.c (c_init_decl_processing): Remove useless calls to
2830 build_function_type.
2832 * builtins.c (fold_trunc_transparent_mathfn,
2833 fold_fixed_mathfn, fold_builtin_atan, fold_builtin_trunc,
2834 fold_builtin_floor, fold_builtin_ceil, fold_builtin_round,
2835 fold_builtin_lround, fold_builtin_bitop, fold_builtin_memcpy,
2836 fold_builtin_strcpy, fold_builtin_strncpy,
2837 fold_builtin_signbit): Use TYPE (TYPE (fndecl)) instead of
2840 * builtins.c (expand_builtin_mathfn_3): Remove local variable
2843 * lambda-code.c (lambda_compute_auxillary_space): Remove local
2844 variable determinant.
2846 * tree-cfg.c (group_case_labels): Remove local variable type.
2848 * tree-ssa-live.c (build_tree_conflict_graph): Remove local
2851 * tree-ssa-phiopt.c (value_replacement): Remove local variable
2854 2005-03-13 Andy Hutchinson <HutchinsonAndy@netscape.net>
2857 * config/avr/avr.md (movmemhi): Rewrite as RTL loop.
2858 (*movmemqi_insn): Delete.
2859 (*movmemhi): Delete.
2861 2005-03-13 Kazu Hirata <kazu@cs.umass.edu>
2863 * builtins.c (fold_builtin_classify): Take decomposed
2864 arguments of CALL_EXPR.
2865 (fold_builtin_1): Update a call to fold_builtin_classify.
2867 2005-03-13 Joseph S. Myers <joseph@codesourcery.com>
2870 * c-parser.c (c_parser_struct_or_union_specifier): Don't fall
2871 through into call to parser_xref_tag after parse error.
2872 (c_parser_struct_declaration): Consistently return NULL_TREE on
2875 2005-03-12 Daniel Berlin <dberlin@dberlin.org>
2877 * tree-flow-inline.h (ref_contains_array_ref): New function.
2878 (lookup_subvars_for_var): Ditto.
2879 (get_subvars_for_var): Ditto.
2880 (var_can_have_subvars): Ditto.
2882 * tree-flow.h (mem_tag_kind): Add STRUCT_FIELD.
2883 (struct subvar): New type.
2885 * tree-dfa.c (okay_component_ref_for_subvars): New function.
2887 * tree-optimize.c (init_tree_optimization_passes): Call
2888 pass_create_structure_vars.
2890 * tree-ssa-alias.c: Include vec.h.
2891 (init_alias_info): Don't auto-clear call clobbered on struct-field
2893 (compute_flow_insensitive_aliasing): Handle subvars.
2894 (group_aliases): Handle STRUCT_FIELD aliases.
2895 (setup_pointers_and_addressables): Ditto.
2896 Don't mark variables non-addressable if they still have
2897 addressable subvars.
2898 Also mark subvars addressable when the real variable is marked
2900 (add_pointed_to_var): Try to prune the pointed-to set by only
2901 pointing to subvars when possible.
2902 Otherwise, make sure we set addresses_needed and pt_vars to
2903 properly include subvars.
2904 (bitpos_of_field): New function.
2905 (push_fields_onto_fieldstack): Ditto.
2906 (get_or_create_used_part_for): Ditto.
2907 (create_overlap_variables_for): Ditto.
2908 (find_used_portions): Ditto.
2909 (create_structure_vars): Ditto.
2910 (pass_create_structure_vars): New structure.
2912 * tree-ssa-operands.c (finalize_ssa_v_must_defs): Remove assert.
2913 (get_expr_operands): Handle subvars. Also try to turn
2914 COMPONENT_REF accesses into must-defs now that we can accurately
2916 (note_addressable): Try to only mark as addressable those subvars
2917 we know a COMPONENT_REF touches.
2918 (overlap_subvar): New function.
2920 * tree-vect-analyze.c (vect_object_analysis): Add new parameter.
2921 Handle subvar storing.
2922 (vect_address_analysis): Update caller of vect_object_analysis.
2924 * tree-vect-transform.c (vect_create_data_ref_ptr): Copy subvars.
2926 * tree-vectorizer.h (struct _stmt_vec_info): Add subvars member.
2927 (STMT_VINFO_SUBVARS): New macro.
2929 * common.opts: add flag_tree_salias.
2931 * opts.c (decode_options): flag_tree_salias defaults to on.
2933 * doc/invoke.texi: Document fdump-tree-svars and -ftree-salias.
2935 * doc/tree-ssa.texi: Document structural alias analysis.
2937 2005-03-12 Steven Bosscher <stevenb@suse.de>
2939 * tree-cfg.c (make_goto_expr_edges): Don't use error_mark_node.
2940 * tree-ssa-dce.c (mark_stmt_necessary): Don't check for it.
2941 * tree-ssa-operands.c (get_expr_operands): Likewise.
2942 (get_expr_operands): Likewise for ERROR_MARK.
2944 2005-03-12 Kazu Hirata <kazu@cs.umass.edu>
2946 * tree-ssa.c (kill_redundant_phi_nodes): Remove local variable
2949 * tree-ssa-phiopt.c (tree_ssa_phiopt): Remove local variable
2952 * tree-ssa-pre.c (compute_avail): Remove local variable val.
2953 (mark_operand_necessary): Remove local variable ver.
2955 * tree-vect-transform.c (vect_get_new_vect_var): Remove local
2956 variable prefix_len.
2958 * value-prof.c (mod_subtract_transform): Remove local variable
2961 * builtins.c (fold_builtin_exponent): Take decomposed
2962 arguments of CALL_EXPR.
2963 (fold_builtin_1): Update a call to fold_builtin_exponent.
2965 * builtins.c (fold_builtin_logarithm): Take decomposed
2966 arguments of CALL_EXPR.
2967 (fold_builtin_1): Update a call to fold_builtin_logarithm.
2969 * c-decl.c (c_init_decl_processing): Remove local variables
2970 ptr_ftype_void and ptr_ftype_ptr.
2972 * gimplify.c (gimplify_expr): Remove local variables r0 and
2975 * reg-stack.c (move_for_stack_reg): Remove local variable
2977 (compare_for_stack_reg): Remove local variable flags_user.
2978 (convert_regs_1): Remove local variable deleted.
2980 * tree-if-conv.c (tree_if_convert_cond_expr): Remove local
2982 (combine_blocks): Remove local variables exits and new_e.
2984 * tree-inline.c (expand_call_inline): Remove local variable
2987 * tree-ssa-live.c (create_ssa_var_map,
2988 calculate_live_on_entry): Remove local variable snn.
2990 2005-03-12 Geoffrey Keating <geoffk@apple.com>
2992 * c-lex.c (c_lex_with_flags): Add parameter to call to
2995 2005-03-11 Per Bothner <per@bothner.com>
2997 * c-tree.h (struct c_declarator): New id_loc field.
2998 * c-pragma.h (c_lex_with_flags): Take position reference.
2999 * c-lex.c (c_lex_with_flags): Set passed-in location from cpp token,
3000 iff USE_MAPPED_LOCATION. (Type doesn't match otherwise.)
3001 (c_lex): Pass dummy location to c_lex_with_flags.
3002 * c-parser.c (c_lex_one_token): Set c_token's location using
3003 c_lex_with_flags, instead of input_location, which might be "ahead".
3004 (c_parser_direct_declarator): Set declarator's id_loc from
3006 * c-decl.c (grokdeclarator): Set DECL_SOURCE_LOCATION from
3007 declarator's id_loc, rather than probably-imprecise input_location.
3008 (build_id_declarator): Initialize c_declarator's id_loc field.
3010 2005-03-11 Roger Sayle <roger@eyesopen.com>
3013 * builtins.c (expand_builtin_signbit): Force the signbit's word
3014 into an integer register to avoid SUBREGs of floating point modes.
3016 2005-03-12 Kazu Hirata <kazu@cs.umass.edu>
3018 * cfglayout.c, loop-doloop.c, profile.c, target-def.h,
3019 target.h, targhooks.c, tracer.c, tree-ssa-loop-ch.c,
3020 tree-ssa-loop-unswitch.c, tree-ssa-loop.c, vec.c, vmsdbgout.c,
3021 config/m32r/m32r.md, config/xtensa/xtensa.h: Update copyright.
3023 2005-03-11 David Edelsohn <edelsohn@gnu.org>
3025 PR rtl-optimization/20306
3026 * expr.c (emit_move_complex): Set try_int false if mode is
3027 MODE_COMPLEX_FLOAT and mov_optab exists for inner mode. Only try
3028 emit_block_move if try_int is true.
3030 2005-03-11 Richard Henderson <rth@redhat.com>
3033 * config/i386/mmx.md (vec_dupv4hi): Fix predicate.
3034 * config/i386/i386.c (ix86_expand_vector_init_duplicate): Update
3037 2005-03-11 Richard Sandiford <rsandifo@redhat.com>
3039 * config/mips/mips.h (mips_fix_vr4130_string): Declare.
3040 (TARGET_FIX_VR4130): New macro.
3041 (TARGET_OPTIONS): Add -mfix-vr4130.
3042 (ISA_HAS_MACCHI): New macro.
3043 (ASM_SPEC): Add -mfix-vr4130.
3044 * config/mips/mips.c (mips_fix_vr4130_string): New variable.
3045 (override_options): Handle mips_fix_vr4130_string.
3046 (mips_avoid_hazards): Clear all_noreorder_p
3047 if we're working around VR4130 errata and the macc alternatives
3049 * config/mips/mips.md (mfhilo_<mode>): Turn into a define_expand.
3050 (*mfhilo_<mode>, *mfhilo_<mode>_macc): New insns.
3051 * config/mips/vr.h (DEFAULT_VR_ARCH): Set to mfix-vr4130.
3052 (MULTILIB_DEFAULTS): Remove leading "march=".
3053 (DRIVER_SELF_SPECS): Likewise. Make -mfix-vr4130 imply -march=vr4130
3054 if no architecture option is given.
3055 * config/mips/t-vr (MULTILIB_OPTIONS): Use -mfix-vr4130 for the
3057 (MULTILIB_MATCHES): Map -march=vr4130 to the -mfix-vr4130 multilibs.
3058 * doc/invoke.texi: Document -mfix-vr4130.
3060 2005-03-11 Richard Sandiford <rsandifo@redhat.com>
3062 * config/mips/mips.c (override_options): Only warn about -mint64
3063 deprecation if TARGET_INT64.
3065 2005-03-11 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3067 * builtin-attrs.def (ATTR_NONNULL_LIST, ATTR_NOTHROW_NONNULL,
3068 ATTR_CONST_NOTHROW_NONNULL, ATTR_PURE_NOTHROW_NONNULL,
3069 ATTR_MALLOC_NOTHROW_NONNULL): New "nonnull" attribute lists which
3070 are non-specific regarding the nonnull parameter positions.
3071 (ATTR_NONNULL_1_2, ATTR_NONNULL_1_4, ATTR_NOTHROW_NONNULL_1_2,
3072 ATTR_NOTHROW_NONNULL_1_4, ATTR_CONST_NOTHROW_NONNULL_1,
3073 ATTR_PURE_NOTHROW_NONNULL_1, ATTR_PURE_NOTHROW_NONNULL_1_2,
3074 ATTR_MALLOC_NOTHROW_NONNULL_1): Delete.
3076 * builtins.def: Use the non-specific "nonnull" attibute lists.
3078 2005-03-11 Zdenek Dvorak <dvorakz@suse.cz>
3080 * basic-block.h (single_succ_p, single_pred_p, single_succ_edge,
3081 single_pred_edge, single_succ, single_pred): Improve comments.
3083 2005-03-11 Zdenek Dvorak <dvorakz@suse.cz>
3085 * basic-block.h (single_succ_p, single_pred_p, single_succ_edge,
3086 single_pred_edge, single_succ, single_pred): New inline functions.
3087 * bb-reorder.c (rotate_loop, find_traces_1_round,
3088 add_labels_and_missing_jumps, fix_up_fall_thru_edges,
3089 duplicate_computed_gotos): Use the single_succ/pred functions.
3090 * cfganal.c (forwarder_block_p): Ditto.
3091 * cfgbuild.c (compute_outgoing_frequencies): Ditto.
3092 * cfgcleanup.c (try_simplify_condjump, try_forward_edges,
3093 outgoing_edges_match, try_crossjump_to_edge, try_optimize_cfg,
3094 merge_seq_blocks): Ditto.
3095 * cfghooks.c (split_edge, tidy_fallthru_edges): Ditto.
3096 * cfglayout.c (fixup_reorder_chain): Ditto.
3097 * cfgloop.c (mark_single_exit_loops, update_latch_info,
3098 canonicalize_loop_headers, verify_loop_structure): Ditto.
3099 * cfgloopmanip.c (remove_path, unloop, loop_delete_branch_edge,
3100 mfb_update_loops, create_preheader, force_single_succ_latches,
3101 create_loop_notes): Ditto.
3102 * cfgrtl.c (rtl_can_merge_blocks, try_redirect_by_replacing_jump,
3103 force_nonfallthru_and_redirect, rtl_tidy_fallthru_edge,
3104 commit_one_edge_insertion, purge_dead_edges,
3105 cfg_layout_can_merge_blocks_p): Ditto.
3106 * except.c (sjlj_emit_function_enter): Ditto.
3107 * flow.c (init_propagate_block_info): Ditto.
3108 * function.c (thread_prologue_and_epilogue_insns): Ditto.
3109 * gcse.c (find_implicit_sets, bypass_conditional_jumps,
3110 insert_insn_end_bb): Ditto.
3111 * ifcvt.c (merge_if_block, find_if_block, find_if_case_1,
3112 find_if_case_2): Ditto.
3113 * lambda-code.c (perfect_nestify): Ditto.
3114 * lcm.c (optimize_mode_switching): Ditto.
3115 * loop-doloop.c (doloop_modify): Ditto.
3116 * loop-init.c (loop_optimizer_init): Ditto.
3117 * loop-iv.c (simplify_using_initial_values): Ditto.
3118 * loop-unroll.c (unroll_loop_runtime_iterations): Ditto.
3119 * loop-unswitch.c (unswitch_loop): Ditto.
3120 * modulo-sched.c (generate_prolog_epilog): Ditto.
3121 * predict.c (combine_predictions_for_insn, estimate_probability,
3122 tree_estimate_probability, last_basic_block_p,
3123 estimate_bb_frequencies): Ditto.
3124 * profile.c (branch_prob): Ditto.
3125 * regrename.c (copyprop_hardreg_forward): Ditto.
3126 * sched-rgn.c (is_cfg_nonregular, find_rgns, update_live): Ditto.
3127 * tracer.c (layout_superblocks): Ditto.
3128 * tree-cfg.c (tree_can_merge_blocks_p, tree_merge_blocks,
3129 cfg_remove_useless_stmts_bb, cleanup_control_flow,
3130 cleanup_control_expr_graph, disband_implicit_edges,
3131 tree_find_edge_insert_loc, bsi_commit_edge_inserts,
3132 tree_verify_flow_info, tree_make_forwarder_block,
3133 tree_forwarder_block_p, remove_forwarder_block,
3134 remove_forwarder_block_with_phi, merge_phi_nodes): Ditto.
3135 * tree-if-conv.c (tree_if_conversion): Ditto.
3136 * tree-mudflap.c (mf_build_check_statement_for): Ditto.
3137 * tree-ssa-dce.c (remove_dead_stmt): Ditto.
3138 * tree-ssa-dom.c (dom_opt_finalize_block): Ditto.
3139 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p,
3140 copy_loop_headers): Ditto.
3141 * tree-ssa-loop-im.c (loop_commit_inserts): Ditto.
3142 * tree-ssa-loop-ivopts.c (compute_phi_arg_on_exit): Ditto.
3143 * tree-ssa-loop-manip.c (split_loop_exit_edge, ip_normal_pos,
3144 lv_adjust_loop_entry_edge, tree_ssa_loop_version): Ditto.
3145 * tree-ssa-loop-niter.c (simplify_using_initial_conditions): Ditto.
3146 * tree-ssa-loop-unswitch.c (simplify_using_entry_checks): Ditto.
3147 * tree-ssa-phiopt.c (tree_ssa_phiopt, value_replacement): Ditto.
3148 * tree-ssa-pre.c (compute_antic_aux, insert_aux, init_pre): Ditto.
3149 * tree-ssa-threadupdate.c (redirect_edges): Ditto.
3150 * tree-tailcall.c (independent_of_stmt_p, find_tail_calls,
3151 eliminate_tail_call, tree_optimize_tail_calls_1): Ditto.
3152 * tree-vect-analyze.c (vect_analyze_loop_form): Ditto.
3153 * tree-vect-transform.c (vect_update_ivs_after_vectorizer): Ditto.
3154 * tree-vectorizer.c (slpeel_update_phi_nodes_for_guard,
3155 slpeel_add_loop_guard): Ditto.
3157 2005-03-11 James A. Morrison <phython@gcc.gnu.org>
3159 PR tree-optimization/15784
3160 * fold-const.c (fold): Fold ~A + 1 to -A. Fold -A - 1
3163 * stmt.c (expand_case): Don't change index_type. Convert minval
3166 PR tree-optimization/20130
3167 * fold-const.c (fold): Fold x * -1 into -x.
3169 2005-03-11 Kaz Kojima <kkojima@gcc.gnu.org>
3171 PR rtl-optimization/20331
3172 * rtlanal.c (modified_between_p): Check its address first for MEM.
3173 (modified_in_p): Likewise.
3175 2005-03-11 Joseph S. Myers <joseph@codesourcery.com>
3177 * config.gcc (hppa*64*-*-hpux11*): Use pa/t-hpux-shlib.
3179 2005-03-10 Steven Bosscher <stevenb@suse.de>
3181 * expr.c (expand_expr_real_1): If possible, use a conditional
3182 move for expanding MIN_EXPR and MAX_EXPR.
3183 Use temp for moving around rtx-en.
3185 2005-03-10 Andrew Pinski <pinskia@physics.uc.edu>
3188 * simplify-rtx.c (simplify_relational_operation_1): Fix typo - check the
3191 2005-03-10 Roger Sayle <roger@eyesopen.com>
3193 * builtins.c (expand_builtin_signbit): Extend to handle floating
3194 point modes wider than the largest integer type, using the
3195 operand_subword_force function to obtain the signbit's word.
3197 2005-03-10 Jakub Jelinek <jakub@redhat.com>
3200 * combine.c (try_combine): If recog_for_combine added CLOBBERs
3201 to NEWI2PAT, fail to combine if they are used by NEWPAT.
3203 2005-03-10 Aldy Hernandez <aldyh@redhat.com>
3205 * doc/invoke.texi: Add 8540 to list of cpus in rs6000 cpu section.
3207 2005-03-10 Kazu Hirata <kazu@cs.umass.edu>
3209 * tree-outof-ssa.c (analyze_edges_for_bb): Make the return
3211 (perform_edge_inserts): Unconditionally call
3212 free_dominator_info.
3214 * tree-outof-ssa.c (analyze_edges_for_bb): Update a comment.
3216 2005-03-10 Bob Wilson <bob.wilson@acm.org>
3218 * config/xtensa/xtensa.h (MEMBER_TYPE_FORCES_BLK): Define.
3220 2005-03-10 Nathan Sidwell <nathan@codesourcery.com>
3222 * bitmap.c (bitmap_copy): Remove manual loop unrolling.
3224 * value-prof.c (rtl_find_values_to_profile): Use gcc_assert and
3226 (rtl_register_value_prof_hooks,
3227 tree_value_profile_transformations,
3228 tree_register_value_prof_hooks): Likewise.
3229 * var-tracking.c (stack_adjust_offset_pre_post,
3230 variable_htab_free, variable_union, dataflow_set_different_2,
3231 count_uses, variable_was_changed, set_frame_base_location,
3232 set_variable_part, emit_note_insn_var_location, vt_emit_notes,
3233 vt_add_function_parameters): Likewise.
3234 * varasm.c (named_section_real, named_section, make_decl_rtl,
3235 asm_emit_uninitialised, assemble_integer, decode_addr_const,
3236 const_hash_1, compare_constant, copy_constant, force_const_mem,
3237 output_constant_pool_2, output_constant_pool_1, output_constant,
3238 output_constructor, make_decl_one_only, decl_tls_model,
3239 default_no_named_section, default_elf_select_section_1,
3240 default_unique_section_1): Likewise.
3241 * vec.c (vec_gc_o_reserve, vec_heap_o_reserve): Likewise.
3242 * vmsdbgout.c (addr_const_to_string): Likewise.
3245 * function.c (struct assign_parm_data_one): Remove last_named
3247 (assign_parm_find_data_types): Don't determine last_named.
3248 Reorder named_parm determination.
3249 (assign_parms): Only setup varargs on the last non-varadic
3252 2005-03-10 Kazuhiro Inaoka <inaoka.lazuhiro@renesas.com>
3254 * config/m32r/m32r.md (load_sda_base_32): New pattern. Loads
3255 sda base address on medium model.
3257 2005-03-10 Zdenek Dvorak <dvorakz@suse.cz>
3259 * Makefile.in (tree-optimize.o): Add CFGLOOP_H dependence.
3260 * cfgloop.c (flow_loop_nodes_find): Export.
3261 * cfgloop.h (flow_loop_nodes_find, fix_loop_structure):
3263 * cfgloopmanip.c (fix_loop_structure): New function.
3264 * predict.c (predict_loops): Clean up the loops information.
3265 * tree-cfg.c (cleanup_tree_cfg_loop): New function.
3266 (tree_can_merge_blocks_p, remove_bb, tree_forwarder_block_p): Respect
3268 * tree-flow.h (cleanup_tree_cfg_loop): Declare.
3269 (rewrite_into_loop_closed_ssa): Declaration changed.
3270 * tree-loop-linear.c (linear_transform_loops): Add argument to
3271 rewrite_into_loop_closed_ssa call.
3272 * tree-ssa-loop-ch.c (copy_loop_headers): Ditto.
3273 * tree-ssa-loop-im.c (move_computations): Ditto.
3274 * tree-ssa-loop.c (tree_loop_optimizer_init): Ditto.
3275 * tree-vectorizer.c (vectorize_loops): Ditto.
3276 * tree-optimize.c: Include cfgloop.h.
3277 (execute_todo): Choose whether to call cleanup_tree_cfg or
3278 cleanup_tree_cfg_loop.
3279 * tree-ssa-loop-ivcanon.c (canonicalize_loop_induction_variables,
3280 (tree_unroll_loops_completely): Enable cleanup_tree_cfg_loop call.
3281 * tree-ssa-loop-unswitch.c (tree_ssa_unswitch_loops): Enable
3282 cleanup_tree_cfg_loop call.
3283 * tree-ssa-loop-manip.c (find_uses_to_rename_bb): New function.
3284 (find_uses_to_rename, rewrite_into_loop_closed_ssa): Support
3285 work on part of cfg.
3287 2005-03-10 Jakub Jelinek <jakub@redhat.com>
3290 * gimplify.c (gimplify_asm_expr): Handle input/output constraints
3291 with multiple alternatives.
3293 * stmt.c (parse_output_constraint): Fix a typo.
3295 2005-03-09 Bob Wilson <bob.wilson@acm.org>
3297 * config/xtensa/xtensa.h (TRAMPOLINE_TEMPLATE): Use "no-transform"
3298 assembly directive instead of deprecated "no-generics".
3300 2005-03-09 Ulrich Weigand <uweigand@de.ibm.com>
3302 * config/s390/s390.c (s390_secondary_output_reload_class): Adapt check
3303 for non-offsettable memory references to cope with outstanding reload
3305 * config/s390/s390.md ("reload_outti"): Call find_replacement to
3306 avoid losing outstanding address reloads.
3307 ("reload_outdi", "reload_outdf"): Likewise.
3309 2005-03-09 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3311 * builtins.c (fold_builtin_cbrt, fold_builtin_pow): Rearrange
3312 code. Add more cbrt transformations.
3314 2005-03-09 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3316 * fold-const.c (fold_unary_to_constant): Add FIX_ROUND_EXPR case.
3318 2005-03-09 Kazu Hirata <kazu@cs.umass.edu>
3320 * fold-const.c (fold_unary, fold_binary, fold_ternary): Return
3321 NULL_TREE when a given tree is not simplified.
3322 (fold): Return the original tree when any of the functions
3323 mentioned above NULL_TREE.
3325 * fold-const.c (fold_unary, fold_binary): Take decomposed
3326 arguments, code, type, op0, and op1 in case of fold_binary.
3327 (fold): Update calls to fold_unary and fold_binary.
3329 2005-03-09 Roger Sayle <roger@eyesopen.com>
3331 * builtins.c (fold_builtin_unordered_cmp): Change prototype to take
3332 a fndecl and an arglist instead of a CALL_EXPR, exp.
3334 2005-03-09 Kazu Hirata <kazu@cs.umass.edu>
3336 * cfglayout.c (fixup_reorder_chain): Remove old_bb.
3338 * cfgrtl.c (cfg_layout_merge_blocks): Remove new_e.
3340 * expr.c (expand_assignment): Remove orig_to_rtx.
3342 * fold-const.c (int_const_binop): Remove no_overflow.
3344 * ifcvt.c (noce_emit_move_insn): Remove inmode.
3346 * loop-iv.c (get_biv_step_1): Remove lhs.
3348 * loop-unroll.c (analyze_insns_in_loop): Remove preheader.
3350 * real.c (real_nan): Remove neg.
3352 * function.c (thread_prologue_and_epilogue_insns): Remove i
3355 * tree-data-ref.c (array_base_name_differ_p): Remove ta and
3358 * tree-eh.c (tree_could_trap_p): Remove idx.
3360 * tree-into-ssa.c (ann): Remove ann.
3362 * tree-outof-ssa.c (num_nodes): Remove num_nodes.
3364 * tree-sra.c (decide_block_copy): Remove inst_count.
3366 * tree-ssa-alias.c (may_alias_p): Remove v_ann.
3368 * tree-ssa-loop-im.c (lhs): Remove.
3370 * cfgbuild.c (state, STATE, SET_STATE,
3371 BLOCK_USED_BY_TABLEJUMP, FULL_STATE): Move just before
3373 (make_edges): Speed up by skipping blocks with BLOCK_ORIGINAL.
3374 (find_basic_blocks): Set the state of each basic block to
3377 2005-03-08 Jeff Law <law@redhat.com>
3379 * tree-cfg.c (cleanup_control_flow): If removal of a computed
3380 goto results in the removal of edges in the CFG, then we need
3381 to recompute dominators.
3383 2005-03-09 Ben Elliston <bje@au.ibm.com>
3385 * c-common.c (c_do_switch_warnings): Comment fix.
3387 2005-03-08 Julian Brown <julian@codesourcery.com>
3389 * Patch from 2005-03-08 reverted for causing regressions and
3390 ppc-darwin bootstrap failure.
3392 2005-03-08 Fariborz Jahanian <fjahanian@apple.com>
3394 * config/rs6000/rs6000.c (invalid_arg_for_unprototyped_fn):
3395 Define the real function for ppc-darwin.
3396 * c-typeck.c (convert_arguments): Check for target-specific
3397 invalid argument call to unprototyped function.
3398 * target-def.h (TARGET_INVALID_ARG_FOR_UNPROTOTYPED_FN):
3400 * target.h (invalid_arg_for_unprototyped_fn): New field
3402 * targhooks.c (hook_invalid_arg_for_unprototyped_fn): New
3403 default target hook.
3404 * targhooks.h (hook_invalid_arg_for_unprototyped_fn):
3407 2005-03-08 Kazu Hirata <kazu@cs.umass.edu>
3409 * c-typeck.c (constructor_stack, constructor_range_stack,
3410 initializer_stack): Make them static.
3412 * cfg.c (rbi_pool): Make it static.
3414 * gimple-low.c (lower_stmt_body): Make it static.
3415 * tree-flow.h: Remove the corresponding prototype. Don't
3418 * sched-deps.c (cache_size): Make it static.
3420 * stor-layout.c (lang_adjust_rli): Make it static.
3422 2005-03-08 Julian Brown <julian@codesourcery.com>
3424 * config/elfos.h (MAKE_DECL_ONE_ONLY): Redefined to stop DECL_WEAK
3425 from being used for symbols with vague linkage when
3426 HAVE_GAS_COMDAT_GROUP is true.
3428 2005-03-08 J"orn Rennecke <joern.rennecke@st.com>
3430 * jump.c (invert_jump_1): Don't call redirect_jump_1 with
3431 nlabel == JUMP_LABEL (jump).
3433 2005-03-08 Kazu Hirata <kazu@cs.umass.edu>
3435 * c-common.c, c-opts.c, combine.c, cse.c, dojump.c,
3436 gimplify.c, tree-dfa.c, tree-ssa-loop-ivopts.c,
3437 tree-ssa-phiopt.c, tree-ssa-pre.c, tree-ssa-sink.c,
3438 tree-vect-analyze.c, tree.def, tree.h: Fix comment formatting.
3440 2005-03-08 Alexey Neyman <alex.neyman@auriga.ru>
3443 * calls.c (flags_from_decl_or_type): Handle eturns_twice' attribute.
3444 * c-common.c (handle_returns_twice): New function.
3445 (c_common_attribute_table): Declare eturns_twice' attribute.
3446 * doc/extend.texi: Document eturns_twice' attribute.
3447 * tree.h (DECL_IS_RETURNS_TWICE): New macro.
3448 (struct tree_decl): Add returns_twice_flag.
3450 2005-03-08 Kazu Hirata <kazu@cs.umass.edu>
3452 * tree-ssa-phiopt.c: Fix a comment typo.
3454 * c-semantics.c, cfghooks.c, diagnostic.h, loop-iv.c,
3455 loop-unswitch.c, modulo-sched.c, stor-layout.c, tree-gimple.h,
3456 config/i386/cygwin1.c, doc/cfg.texi, doc/objc.texi: Update
3459 2005-03-08 Richard Henderson <rth@redhat.com>
3461 * config/alpha/alpha.c (code_for_builtin): Replace special-case
3462 builtin codes with ctzdi2, clzdi2, popcountdi2.
3463 (struct alpha_builtin_def): Add is_const.
3464 (zero_arg_builtins, one_arg_builtins, two_arg_builtins): Init it.
3465 (alpha_v8qi_u, alpha_v8qi_s, alpha_v4hi_u, alpha_v4hi_s): New.
3466 (alpha_init_builtins): Init them. Set nothrow and const attributes
3468 (alpha_fold_builtin_cmpbge, alpha_fold_builtin_zapnot,
3469 alpha_fold_builtin_extxx, alpha_fold_builtin_insxx,
3470 alpha_fold_builtin_mskxx, alpha_fold_builtin_umulh,
3471 alpha_fold_vector_minmax, alpha_fold_builtin_perr,
3472 alpha_fold_builtin_pklb, alpha_fold_builtin_pkwb,
3473 alpha_fold_builtin_unpkbl, alpha_fold_builtin_unpkbw,
3474 alpha_fold_builtin_cttz, alpha_fold_builtin_ctlz,
3475 alpha_fold_builtin_ctpop, alpha_fold_builtin): New.
3476 (TARGET_FOLD_BUILTIN): New.
3477 * config/alpha/alpha.md (UNSPEC_CTTZ): Remove.
3478 (UNSPEC_CTLZ, UNSPEC_CTPOP): Remove.
3480 (cttz, builtin_cttz, builtin_ctlz, builtin_ctpop): Remove.
3482 2005-03-08 Ira Rosen <irar@il.ibm.com>
3484 PR tree-optimization/20122
3485 * tree-vect-analyze.c (vect_object_analysis): Analyze initial
3486 condition of access function instead of base.
3488 2005-03-07 Jeff Law <law@redhat.com>
3489 Steven Bosscher <stevenb@suse.de>
3491 * tree-cfg.c (find_taken_edge_computed_goto): New function.
3492 (find_taken_edge): Call find_taken_edge_computed_goto as
3493 appropriate. Allow any gimple invariant rather than just
3494 INTEGER_CST for VAL.
3495 (cleanup_control_flow): Cleanup a computed goto which has turned
3497 (tree_merge_blocks): If block B has any forced labels, move
3498 them to the start of block A.
3499 * tree-ssa-dom.c (thread_across_edge): Allow threading across
3500 computed gotos as well.
3501 * tree-ssa-threadupdate.c (remove_ctrl_stmt_and_useless_edges): Handle
3502 removal of unnecessary computed gotos too.
3503 (lookup_redirection_data): Fix type of INSERT argument. Callers
3506 2005-03-08 Kazu Hirata <kazu@cs.umass.edu>
3508 * tree-ssa-phiopt.c: Update copyright. Fix indentations.
3509 Remove trailing spaces.
3511 * gimplify.c (gimple_push_bind_expr, gimple_pop_bind_expr,
3512 unshare_all_trees): Make them static.
3513 * tree-gimple.h: Remove the corresponding prototypes.
3515 * diagnostic.h: Remove unused prototype
3516 debug_output_buffer.
3517 * modulo-sched.c: Remove unused prototype
3518 set_row_column_for_ps.
3520 * tree-ssa-phiopt.c (tree_ssa_phiopt,
3521 replace_phi_edge_with_variable): Remove unused variable i.
3523 2005-03-07 Per Bothner <per@bothner.com>
3525 * tree.h (DECL_IS_BUILTIN): Reverted my patch from earlier today.
3527 2005-03-06 Andrew Pinski <pinskia@physics.uc.edu>
3530 * tree-ssa-phiopt.c (tree_ssa_phiopt): Rewrite so we base the
3531 bbs on the COND_EXPR instead of the PHI_NODEs.
3532 (candidate_bb_for_phi_optimization): Remove.
3533 (replace_phi_with_stmt): Rename to ...
3534 (replace_phi_edge_with_variable): this and change so that we
3535 replace the phi argument instead of removing the PHI.
3536 (conditional_replacement): Change so we deal with PHI with more
3538 (value_replacement): Likewise.
3539 (abs_replacement): Likewise.
3541 2005-03-07 Aldy Hernandez <aldyh@redhat.com>
3543 * config/rs6000/rs6000-protos.h: Rename output_e500_flip_eq_bit to
3544 output_e500_flip_gt_bit.
3546 * config/rs6000/rs6000.c (print_operand): case D: Print out bit 31
3548 (rs6000_generate_compare): Fix logic to look at the correct bits.
3549 (output_e500_flip_eq_bit): Rename to output_e500_flip_gt_bit.
3551 (rs6000_emit_sCOND): Rename gen_e500_flip_eq_bit to
3552 gen_e500_flip_gt_bit. Rename gen_move_from_CR_eq_bit to
3553 gen_move_from_CR_gt_bit.
3555 * config/rs6000/rs6000.md ("move_from_CR_eq_bit"): Change bit
3556 ("move_from_CR_eq_bit"): Rename to move_from_CR_gt_bit.
3557 (UNSPEC_MV_CR_EQ): Rename to UNSPEC_MV_CR_GT.
3559 * config/rs6000/spe.md ("e500_cr_ior_compare"): New.
3560 (E500_CR_IOR_COMPARE): New constant.
3562 2005-03-08 Earl Chew <earl_chew@agilent.com>
3563 David Billinghurst <David.Billinghurst@riotinto.com>
3565 * config/i386/host-cygwin.c: New file to support precompiled
3567 * config/i386/x-cygwin: Use host-cygwin.c on cygwin host
3568 * config.host: Use above files for cygwin host.
3570 2005-03-07 David Edelsohn <edelsohn@gnu.org>
3572 * fold-const.c (fold_binary_op_with_conditional_arg): Fix typo
3573 ordering ops from earlier change.
3575 2005-03-07 Per Bothner <per@bothner.com>
3577 Various fixes to allow us to again build if --enable-mapped-location:
3578 * c-decl.c (finish_function): Use SET_EXPR_LOCATION instead of
3579 unavailable annotate_with_file_line, if USE_MAPPED_LOCATION.
3580 * tree-cfg.c (remove_bb): If USE_MAPPED_LOCATION, change type of
3581 local variable loc. Change logic appropriately.
3582 * tree-vect-transform.c (vect_finish_stmt_generation): Use
3583 EXPR_LOCATION rather than EXPR_LOCUS if USE_MAPPED_LOCATION.
3584 * c-parser.c (c_parser_for_statement): Initialize loc variable.
3585 * tree.h (DECL_IS_BUILTIN): Temporarily revert definition of
3586 DECL_IS_BUILTIN in the USE_MAPPED_LOCATION because of jc1 issues.
3588 2005-03-07 Richard Sandiford <rsandifo@redhat.com>
3590 PR rtl-optimization/19683
3591 * reload1.c (choose_reload_regs): Pass the number of bits, not the
3592 number of bytes, to smallest_int_for_mode. Fix arguments to
3593 REG_CANNOT_CHANGE_MODE_P.
3595 2005-03-07 Eric Botcazou <ebotcazou@libertysurf.fr>
3597 * reorg.c (relax_delay_slots): Check that the jump is
3598 conditional before trying to invert it.
3600 2005-03-07 Kazu Hirata <kazu@cs.umass.edu>
3602 * bb-reorder.c (max_entry_frequency, max_entry_frequency):
3605 * calls (stack_arg_under_construction): Make it static.
3607 * flow.c (regs_live_at_setjmp): Make it static.
3608 * flow.h: Remove the corresponding prototype.
3610 * reload1.c (reload_startobj, reload_firstobj,
3611 something_needs_operands_changed, reload_inherited,
3612 reload_inheritance_insn, reload_override_in,
3613 reload_spill_index): Make them static.
3615 * recog.c (verify_changes): Make it static.
3616 * recog.h: Remove the corresponding prototype.
3618 * cfgbuild.c (find_sub_basic_blocks): Remove.
3619 * basic-block.h: Remove the corresponding prototype.
3620 * cfgexpand.c, cfgrtl.c: Don't mention find_sub_basic_blocks
3622 * doc/cfg.texi: Don't mention find_sub_basic_blocks.
3624 * tree-ssa-operands.c (check_build_stmt): Remove.
3626 * stor-layout.c (set_alignment): Remove.
3627 * tree.h: Remove the corresponding prototype.
3629 * tree-ssa-pre.c (has_abnormal_preds): Make it static.
3631 * tree-ssa-dce.c (control_dependence_map,
3632 visited_control_parents): Make them static.
3634 * cfghooks.c (verify_flow_info): Remove local variable
3637 * cfgrtl.c (rtl_verify_flow_info_1): Remove local variable
3640 * loop-unswitch.c (unswitch_loop): Remove local variable src.
3642 2005-03-07 David Billinghurst <David.Billinghurst@riotinto.com>
3644 * config/i386/cygwin1.c(mingw_scan): Use xstrdup in calls to putenv.
3646 2005-03-07 Joseph S. Myers <joseph@codesourcery.com>
3648 * config/ia64/hpux.h (LINK_SPEC): Add -z.
3649 * config/ia64/ia64.c (ia64_function_value): Return a REG not a
3650 PARALLEL for an empty structure.
3652 2005-03-07 Kazu Hirata <kazu@cs.umass.edu>
3654 * fold-const.c (fold_binary): Remove handling of RANGE_EXPR.
3656 * fold-const.c (fold_binary): Unroll the very first "for"
3659 2005-03-06 David Edelsohn <edelsohn@gnu.org>
3661 * config/rs6000/predicates.md (branch_comparison_operator): Remove
3662 redundant match_code test.
3663 (scc_comparison_operator): Swap match_operand and match_code
3665 (branch_positive_comparison_operator): Same.
3666 (trap_comparison_operator): Use comparison_operator and swap with
3669 2005-03-06 Marek Michalkiewicz <marekm@amelek.gda.pl>
3672 * config/avr/avr.c (print_operand): Add 'p' and 'r'.
3673 (out_movhi_r_mr): Read low byte of volatile MEM first.
3674 (out_movhi_mr_r): Write high byte of volatile MEM first.
3676 2005-03-05 Kazu Hirata <kazu@cs.umass.edu>
3678 * cselib.c (reg_values, reg_values_size): Make them static.
3680 * cse.c (cse_reg_info_table): Make it static.
3682 * fold-const.c (fold_unary): Use build1 instead of copy_node.
3684 2005-03-06 Zdenek Dvorak <dvorakz@suse.cz>
3686 * cse.c (find_best_addr): Use canon_for_address.
3688 2005-03-06 Kazu Hirata <kazu@cs.umass.edu>
3690 * cse.c (fold_rtx_subreg, fold_rtx_mem): New.
3691 (fold_rtx): Call fold_rtx_subreg and fold_rtx_mem to handle
3692 SUBREG and MEM, respectively.
3694 * fold-const.c (fold_binary): Use code instead of t.
3696 * fold-const.c (optimize_minmax_comparison): Take decomposed
3697 arguments code, type, op0, and op1 instead of t.
3698 (fold_binary): Update a call to optimize_minmax_comparison.
3700 * fold-const.c (fold_range_test): Take decomposed arguments
3701 code, type, op0, and op1 instead of t.
3702 (fold_binary): Update a call to fold_range_test.
3704 * fold-const.c (fold_binary_op_with_conditional_arg): Take
3705 decomposed arguments code, type, op0, and op1 instead of t.
3706 (fold_binary): Update a call to fold_range_test.
3708 2005-03-06 Kazu Hirata <kazu@cs.umass.edu>
3710 * fold-const.c (fold_binary): Avoid directly using the original
3711 expression t as much as possible.
3713 2005-03-05 Kazu Hirata <kazu@cs.umass.edu>
3715 * c-semantics.c (build_stmt): Use TYPE_P instead of
3716 IS_NON_TYPE_CODE_CLASS.
3717 * tree.h (IS_NON_TYPE_CODE_CLASS): Remove.
3718 (NON_TYPE_CHECK): Use TYPE_P instead of
3719 IS_NON_TYPE_CODE_CLASS.
3721 * fold-const.c (fold): Remove handling of binary expressions.
3723 2005-03-05 James A. Morrison <phython@gcc.gnu.org>
3725 * doc/c-tree.texi: Wrap comments in @r{}.
3726 * doc/cpp.texi: Likewise.
3727 * doc/cppinternals.texi: Likewise.
3728 * doc/extend.texi: Likewise.
3729 * doc/md.texi: Likewise.
3730 * doc/objc.texi: Likewise.
3731 * doc/sourcebuild.texi: Likewise.
3732 * doc/tm.texi: Likewise.
3735 2005-03-05 Kazu Hirata <kazu@cs.umass.edu>
3737 * predict.c (apply_return_prediction): Standardize PHI chain
3739 * tree-ssa.c (ssa_redirect_edge): Likewise.
3741 * genattrtab.c, genemit.c, genoutput.c, genrecog.c,
3742 gensupport.c, jump.c, tree-phinodes.c, unwind-dw2-fde-glibc.c:
3745 * tree-phinodes.c (remove_phi_node): Drop the last argument.
3746 * tree-flow.h: Adjust the prototype for remove_phi_node.
3747 * lambda-code.c (perfect_nestify): Adjust a call to
3750 (remove_phi_nodes_and_edges_for_unreachable_block): Likewise.
3751 * tree-outof-ssa.c (eliminate_virtual_phis, remove_ssa_form):
3753 * tree-ssa-dce.c (remove_dead_phis): Likewise.
3754 * tree-ssa-loop-ivopts.c (remove_statement): Likewise.
3755 * tree-ssa-pre.c (remove_dead_inserted_code): Likewise.
3756 * tree-ssa.c (kill_redundant_phi_nodes): Likewise.
3758 * combine.c (simplify_and_const_int): Use gen_int_mode instead
3759 of GEN_INT (trunc_int_for_mode (...)).
3760 * loop-iv.c (iv_number_of_iterations): Likewise.
3761 * postreload.c (reload_cse_move2add): Likewise.
3762 * simplify-rtx.c (simplify_const_unary_operation,
3763 simplify_const_binary_operation): Likewise.
3764 * stor-layout.c (get_mode_bounds): Likewise.
3766 * fold-const.c (fold_binary): New.
3767 (fold): Call fold_binary on binary expressions.
3769 2005-03-05 Richard Sandiford <rsandifo@redhat.com>
3771 * doc/invoke.texi: Document new MIPS -msym32 and -mno-sym32 options.
3772 * config/mips/mips.h (MASK_SYM32, TARGET_SYM32): New macros.
3773 (TARGET_SWITCHES): Add -msym32 and -mno-sym32.
3774 (ABI_HAS_64BIT_SYMBOLS): Set to false if TARGET_SYM32.
3775 (ASM_SPEC): Pass down -msym32 and -mno-sym32.
3777 2005-03-04 Devang Patel <dpatel@apple.com>
3779 PR tree-optimization/18815
3780 * tree-if-conv.c (combine_blocks): Adjust loop header edges for
3781 loops with zero exit edges.
3783 2005-03-04 Devang Patel <dpatel@apple.com>
3785 * doc/invoke.texi: Remove reference to webpage that does not exist.
3787 2005-03-04 John David Anglin <dave.danglin@nrc-cnrc.gc.ca>
3788 Joseph S. Myers <joseph@codesourcery.com>
3791 * pa/elf.h, pa64-hpux.h, som.h (ASM_OUTPUT_EXTERNAL_REAL): Define.
3792 (ASM_OUTPUT_EXTERNAL): Call pa_hpux_asm_output_external.
3793 * pa-protos.h (pa_hpux_asm_output_external): Add prototype.
3794 * pa.c (get_plabel): Change argument to symbol_ref. Call
3795 maybe_get_identifier instead of get_identifier.
3796 (pa_hpux_asm_output_external, pa_hpux_file_end): New functions.
3797 (struct deferred_plabel): Replace name field with symbol field.
3798 (TARGET_ASM_FILE_END): Define as pa_hpux_file_end if
3799 ASM_OUTPUT_EXTERNAL_REAL is defined.
3800 (output_global_address): Use output_addr_const for output of all
3802 (output_deferred_plabels): Use symbol_ref instead of name for address
3804 * pa.h (SYMBOL_FLAG_REFERENCED, SYMBOL_REF_REFERENCED_P,
3805 ASM_OUTPUT_SYMBOL_REF): New macros.
3806 * som.h (ASM_OUTPUT_EXTERNAL_LIBCALL): Use assemble_name_raw. Update
3808 (ASM_WEAKEN_LABEL): Use targetm.asm_out.globalize_label to globalize
3811 2005-03-05 Joseph S. Myers <joseph@codesourcery.com>
3813 * config.gcc (hppa*64*-*-hpux11*): Use pa/pa-hpux1111.h for
3814 *-*-hpux11.[1-9]*, not just for *-*-hpux11.11.
3816 2005-03-04 Jeff Law <law@redhat.com>
3818 * basic-block.h (rediscover_loops_after_threading): Declare.
3819 * tree-ssa-dom.c: Include cfgloop.h.
3820 (tree_ssa_dominator_optimize): Discover loops and some basic
3821 properties. Remove forwarder blocks recreated by loop header
3822 canonicalization. Also mark backedges in the CFG.
3823 * tree-ssa-threadupdate.c: Include cfgloop.h
3824 (rediscover_loops_after_threading): Define.
3825 (struct local_info): New field, JUMP_THREADED.
3826 (prune_undesirable_thread_requests): New function.
3827 (redirect_edges): Clear EDGE_ABNORMAL. If edges were threaded
3828 then record that fact for the callers of redirct_edges.
3829 (thread_block): If BB has incoming backedges, then call
3830 prune_undesirable_thraed_requests. Note when we are
3831 going to have to rediscover loop information. Return a
3832 boolean indicating if any jumps were threaded.
3833 (thread_through_all_blocks): Bubble up boolean indicating
3834 if any jumps were threaded.
3835 * Makefile.in (tree-ssa-dom.o): Depend on cfgloop.h
3836 (tree-ssa-threadupdate.o): Similarly.
3838 2005-03-04 Kazu Hirata <kazu@cs.umass.edu>
3840 * fold-const.c (fold_ternary): Unroll the "for" loop to
3843 2005-03-04 Andrew Haley <aph@redhat.com>
3845 * unwind-dw2-fde-glibc.c (struct
3846 unw_eh_callback_data.check_cache): New field.
3847 (frame_hdr_cache): New.
3848 (_Unwind_IteratePhdrCallback): Add ext_dl_phdr_info.
3849 Cache frame header info.
3851 2005-03-04 Richard Sandiford <rsandifo@redhat.com>
3853 * rtl.h (copy_rtx_ptr_loc, print_rtx_ptr_loc, join_c_conditions)
3854 (print_c_condition): Declare.
3855 * read-rtl.c (ptr_loc): New structure.
3856 (ptr_locs, ptr_loc_obstack, joined_conditions)
3857 (joined_conditions_obstack): New variables.
3858 (leading_ptr_hash, leading_ptr_eq_p, set_rtx_ptr_loc)
3859 (get_rtx_ptr_loc, copy_rtx_ptr_loc, print_rtx_ptr_loc)
3860 (join_c_conditions, print_c_condition): New functions.
3861 (apply_macro_to_string): Associate the new string with the same
3862 source location as the old one.
3863 (add_condition_to_string): Use join_c_conditions.
3864 (read_string): Use set_rtx_ptr_loc to record a filename and line
3865 number for the string.
3866 (read_rtx): Initialize the new variables above.
3867 * genattrtab.c (write_test_expr, write_attr_value): Use
3869 * genconditions.c (write_header): Don't define MAYBE_EVAL. Move its
3870 comment above the GCC_VERSION check.
3871 (write_one_condition): Use print_rtx_ptr_loc and print_c_condition.
3872 Inline the definition of MAYBE_EVAL.
3873 * genemit.c (gen_expand, gen_split): Use print_rtx_ptr_loc.
3874 * genoutput.c (process_template): Likewise.
3875 * genpreds.c (write_predicate_subfunction): Likewise.
3876 (write_predicate_expr): Use print_c_condition.
3877 * genrecog.c (write_cond): Likewise.
3878 * gensupport.c (process_rtx): Use join_c_conditions to join the
3879 conditions of a define_insn_and_split. Record a source location
3880 for the string after the "&&".
3881 (alter_test_for_insn): Use join_c_conditions.
3883 2005-03-04 Andrew Pinski <pinskia@physics.uc.edu>
3886 2005-03-03 James A. Morrison <phython@gcc.gnu.org>
3887 PR tree-optimization/15784
3888 * fold-const.c (fold): Fold ~A + 1 to -A. Fold -A - 1
3891 2005-03-04 Ben Elliston <bje@au.ibm.com>
3893 * gcc.c (option_map): Add --coverage.
3894 (LINK_COMMAND_SPEC): Pass -lgcov for `coverage'.
3895 (cc1_options): Pass -fprofile-arcs -ftest-coverage for `coverage'.
3896 * config/darwin.h: Pass -lgcov for `coverage'.
3897 * doc/invoke.texi (Debugging Options): Document --coverage.
3899 2005-03-04 Kazu Hirata <kazu@cs.umass.edu>
3901 * gcse.c (bypass_block): Use find_edge wherever possible.
3903 2005-03-03 Daniel Berlin <dberlin@dbrelin.org>
3907 * c-opts.c (c_common_parse_file): Call start_source_file
3908 and end_source_file at the approriate times.
3910 * dwarf2out.c (dwarf2out_finish): Don't auto-end
3911 the main file, it will be done for us now.
3913 2005-03-04 Kazu Hirata <kazu@cs.umass.edu>
3915 * fold-const.c (fold_ternary): New.
3916 (fold): Call fold_ternary on ternary expressions. Remove
3917 handling of ternary expressions.
3919 2005-03-03 James A. Morrison <phython@gcc.gnu.org>
3921 PR tree-optimization/15784
3922 * fold-const.c (fold): Fold ~A + 1 to -A. Fold -A - 1
3925 2005-03-03 David Edelsohn <edelsohn@gnu.org>
3927 * config/rs6000/predicates.md (branch_comparison_operator):
3928 Convert from C block to conditional format.
3930 2005-03-03 Jan Hubicka <jh@suse.cz>
3932 * tree-dfa.c (add_referenced_var): Don't walk initializer of external
3933 and non-constant public variables.
3935 2005-03-03 Kazu Hirata <kazu@cs.umass.edu>
3937 * tree-cfg.c (stmt_starts_bb_p): Clean up by replacing code
3940 * cfgexpand.c (construct_exit_block): Use EDGE_PRED instead of
3943 * tree-phinodes.c (remove_phi_node): Clean up by factoring out
3944 calls to release_ssa_name and release_phi_node.
3946 * fold-const.c (fold): Remove handling of unary expressions.
3948 * fold-const.c (fold_unary): Avoid directly using the original
3949 expression t as much as possible.
3951 2005-03-03 Roger Sayle <roger@eyesopen.com>
3952 Andrew Pinski <pinskia@physics.uc.edu>
3954 * jump.c (redirect_exp_1): If nlabel is a NULL pointer create a
3955 RETURN rtx, and not a LABEL_REF containing a NULL pointer.
3957 2005-03-03 Hans-Peter Nilsson <hp@axis.com>
3959 Describe special registers SRP and MOF as allocatable registers.
3960 * config/cris/cris.c (cris_md_asm_clobbers): New function.
3961 (TARGET_MD_ASM_CLOBBERS): Define to cris_md_asm_clobbers.
3962 (cris_conditional_register_usage): Enable CRIS_MOF_REGNUM if
3963 TARGET_HAS_MUL_INSNS.
3964 (cris_print_operand) <case 'd'>: New case.
3965 <case REG>: Allow CRIS_MOF_REGNUM and CRIS_SRP_REGNUM.
3966 * config/cris/cris.h (CRIS_PC_REGNUM, CRIS_SRP_REGNUM): Don't
3968 (FIRST_PSEUDO_REGISTER, FIXED_REGISTERS, CALL_USED_REGISTERS)
3969 (REG_ALLOC_ORDER): Update for MOF.
3970 (enum reg_class): New members MOF_REGS, GENERAL_REGS and
3972 (GENERAL_REGS): No longer a define of ALL_REGS.
3973 (REGNO_REG_CLASS, REG_CLASS_CONTENTS, REG_CLASS_NAMES)
3974 (PREFERRED_RELOAD_CLASS, REGISTER_NAMES, DBX_REGISTER_NUMBER):
3976 (CRIS_SPECIAL_REGS_CONTENTS): New macro.
3977 (REG_CLASS_FROM_LETTER): Allocate 'h' and 'x'.
3978 (SECONDARY_RELOAD_CLASS): Define.
3979 (STACK_POINTER_REGNUM): Define as CRIS_SP_REGNUM.
3980 (FRAME_POINTER_REGNUM): Define as CRIS_FP_REGNUM.
3981 (ARG_POINTER_REGNUM): Define as CRIS_AP_REGNUM.
3982 (STATIC_CHAIN_REGNUM): Define as CRIS_STATIC_CHAIN_REGNUM.
3983 (REGISTER_MOVE_COST): Define.
3984 (PIC_OFFSET_TABLE_REGNUM): Define in terms of CRIS_GOT_REGNUM.
3985 * config/cris/cris.md (CRIS_GOT_REGNUM, CRIS_STATIC_CHAIN_REGNUM)
3986 (CRIS_FP_REGNUM, CRIS_SP_REGNUM, CRIS_SRP_REGNUM, CRIS_AP_REGNUM)
3987 (CRIS_MOF_REGNUM): New define_constants.
3988 ("*movsi_internal", "movhi", "movqi", "movsf"): Add alternatives for
3990 ("reload_inhi", "reload_outhi", "reload_inqi", "reload_outqi"):
3992 ("umulhisi3", "umulqihi3", "mulsi3", "mulqihi3", "mulhisi3")
3993 ("mulsidi3", "umulsidi3", "smulsi3_highpart", "umulsi3_highpart"):
3994 Adjust for MOF being properly described as a register.
3995 (indir_to_reg_split): Name this split. Conditionalize on the
3996 destination register being a general register.
3997 (movei): Conditionalize on on operands 0 and 1 having the same
4000 2005-03-03 Alan Modra <amodra@bigpond.net.au>
4003 * config/rs6000/rs6000.c (rs6000_override_options): Don't allow
4004 -mcpu to override any other explicitly given flags.
4006 2005-03-02 J"orn Rennecke <joern.rennecke@st.com>
4008 * recog.c (verify_changes, confirm_change_group): New functions,
4009 broken out of apply_change_group.
4010 (apply_change_group): Use them.
4011 * recog.h (verify_change, confirm_change_group): Declare.
4012 * rtl.h (redirect_jump_2): Declare.
4013 * jump.c (redirect_exp, invert_exp): Delete.
4014 (invert_exp_1): Take second parameter. Return value. Changed caller.
4015 (redirect_jump_2): New function, broken out of redirect_jump.
4016 (redirect_jump): Use redirect_jump_1 and redirect_jump_2.
4017 (invert_jump): Use invert_jump_1 and redirect_jump_2.
4018 * ifcvt.c (dead_or_predicable): Use redirect_jump_2.
4020 2005-03-02 Geoffrey Keating <geoffk@apple.com>
4022 * varasm.c (named_section): Use xstrdup rather than doing it by
4025 * config/darwin8.h (LIB_SPEC): Switch -lmx and -lSystem.
4027 2005-03-02 Devang Patel <dpatel@apple.com>
4029 Undo PR tree-optimization/18815 fix.
4031 2005-03-02 Devang Patel <dpatel@apple.com>
4033 PR tree-optimization/18815
4034 * tree-if-conv.c (combine_blocks): Adjust loop header edges for
4035 loops with zero exit edges.
4037 2005-03-02 Kazu Hirata <kazu@cs.umass.edu>
4039 * cfg.c (connect_src, connect_dest, disconnect_src,
4040 disconnct_dest): New.
4041 (unchecked_make_edge, remove_edge, redirect_edge_succ,
4042 redirect_edge_pred): Use the new functions.
4044 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Call
4045 free_dominance_info only when needed.
4047 2005-03-02 David Edelsohn <edelsohn@gnu.org>
4050 * config/rs6000/predicates.md (reg_or_cint64_operand): Fix typo.
4051 (reg_or_sub_cint64_operand): Same.
4053 2005-03-02 Jeff Law <law@redhat.com>
4055 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Fix setting of
4056 CFG_ALTERED in the main DOM iteration loop.
4058 2005-03-02 Mark Mitchell <mark@codesourcery.com>
4061 * varasm.c (initializer_constant_valid_p): Allow conversions
4062 between OFFSET_TYPEs. Tidy.
4064 2005-03-02 Hans-Peter Nilsson <hp@axis.com>
4066 * config/cris/cris.md ("return"): Remove epilogue delay list
4069 2005-03-02 Daniel Jacobowitz <dan@codesourcery.com>
4071 * config/arm/linux-elf.h (ARM_FUNCTION_PROFILER): Do not use (PLT)
4073 * config/arm/netbsd-elf.h (ARM_FUNCTION_PROFILER): Likewise.
4075 2005-03-02 Kazu Hirata <kazu@cs.umass.edu>
4077 * cfgloop.h, cfgloopanal.c, cfgloopmanip.c, conflict.c,
4078 loop-init.c, loop-unroll.c, print-tree.c, reg-notes.def,
4079 config/m68k/m68k.c, config/mips/mips.h,
4080 config/rs6000/rs6000-protos.h, doc/contrib.texi,
4081 doc/include/gcc-common.texi: Update copyright.
4083 PR middle-end/18029 and PR middle-end/18030
4084 * expr.c (optimize_bitfield_assignment_op): Add a special case
4085 to handle BIT_IOR_EXPR and BIT_XOR_EXPR.
4087 * fold-const.c (fold_unary): New.
4088 (fold): Call fold_unary on unary expressions.
4090 2005-03-02 Richard Guenther <rguenth@gcc.gnu.org>
4092 * cgraph.h (struct cgraph_edge): Add prev_caller and
4094 (cgraph_node_remove_callees): Export.
4095 * cgraph.c (cgraph_create_edge): Initialize prev_caller
4097 (cgraph_edge_remove_callee): New function.
4098 (cgraph_edge_remove_caller): Likewise.
4099 (cgraph_remove_edge): Use.
4100 (cgraph_redirect_edge_callee): Likewise.
4101 (cgraph_node_remove_callees): New function.
4102 (cgraph_node_remove_callers): Likewise.
4103 (cgraph_remove_node): Use.
4104 * tree-optimize.c (tree_rest_of_compilation): Use
4105 cgraph_node_remove_callees instead of manual loop.
4106 * cgraphunit.c (cgraph_finalize_function): Likewise.
4107 (cgraph_expand_function): Likewise.
4108 (cgraph_remove_unreachable_nodes): Likewise.
4110 2005-03-02 Joseph S. Myers <joseph@codesourcery.com>
4113 * c-tree.h (undeclared_variable, build_external_ref): Add extra
4115 * c-decl.c (undeclared_variable): Take location as argument.
4116 * c-typeck.c (build_external_ref): Likewise.
4117 * c-parser.c (c_parser_postfix_expression): Pass location of
4118 identifier to build_external_ref.
4120 2005-03-01 David Edelsohn <edelsohn@gnu.org>
4122 * config/rs6000/rs6000.md (cceq splitter): Use operand mode, not
4123 CCEQ mode for branch_positive_comparison_operator test.
4124 * config/rs6000/predicates (branch_comparison_operator): Revert to
4126 (scc_comparison_operator): Same.
4127 (branch_positive_comparison_operator): Same.
4129 2005-03-01 Hans-Peter Nilsson <hp@axis.com>
4131 * config/cris/cris.c (cris_eligible_for_epilogue_delay)
4132 (cris_delay_slots_for_epilogue): Remove.
4133 (save_last): Move into cris_target_asm_function_epilogue.
4134 (cris_target_asm_function_epilogue): Remove tests for file being
4136 * config/cris/cris-protos.h (cris_eligible_for_epilogue_delay)
4137 (cris_delay_slots_for_epilogue): Remove prototypes.
4138 * config/cris/cris.h (DELAY_SLOTS_FOR_EPILOGUE)
4139 (ELIGIBLE_FOR_EPILOGUE_DELAY): Do not define.
4141 2005-03-01 David Edelsohn <edelsohn@gnu.org>
4143 * config/rs6000/predicates.md (branch_comparison_operator): Change
4144 to define_special_predicate.
4145 (scc_comparison_operator): Same.
4146 (branch_positive_comparison_operator): Same.
4148 2005-03-01 Daniel Berlin <dberlin@dberlin.org>
4150 * Makefile.in (tree-ssa-sink.o): New.
4151 (OBJS-common): Add tree-ssa-sink.o.
4152 * common.opt: Add -ftree-sink
4153 * opts.c (decode_options): flag_tree_sink is set at O1 or higher.
4154 * timevar.def (TV_TREE_SINK): new timevar.
4155 * tree-flow.h (is_hidden_global_store): Prototype.
4156 * tree-optimize.c (init_tree_optimization_passes): Add
4158 * tree-pass.h (pass_sink_code): New.
4159 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Move checking
4160 for non-obvious global store store to is_hidden_global_store, and
4161 call that new function.
4162 * tree-ssa-sink.c: New file.
4163 * doc/invoke.texi: Document -fdump-tree-sink and -ftree-sink.
4164 * doc/passes.texi: Document forward store motion.
4165 * testsuite/gcc.dg/tree-ssa/ssa-sink-1.c: New test
4166 * testsuite/gcc.dg/tree-ssa/ssa-sink-2.c: New test
4167 * testsuite/gcc.dg/tree-ssa/ssa-sink-3.c: New test
4168 * testsuite/gcc.dg/tree-ssa/ssa-sink-4.c: New test
4170 2005-03-01 Per Bothner <per@bothner.com>
4172 * diagnostic.c (diagnostic_build_prefix): If USE_MAPPED_LOCATION
4173 and we have a non-zero column-number, add it to the message.
4174 Also factor out the diagnostic_kind_text.
4176 2005-03-01 Zdenek Dvorak <dvorakz@suse.cz>
4178 * cfgloop.c (flow_loop_entry_edges_find, flow_loop_exit_edges_find,
4179 flow_loop_pre_header_scan, flow_loop_pre_header_find,
4180 flow_loop_scan): Removed.
4181 (flow_loop_dump): Do not dump removed fields.
4182 (flow_loop_free): Do not free removed fields.
4183 (flow_loops_find): Flags argument removed. Do not call flow_loop_scan.
4184 (loop_exit_edge_p): New function.
4185 * cfgloop.h (struct loop): Removed fields pre_header, pre_header_edges,
4186 num_pre_header_edges, entry_edges, num_entries, exit_edges,
4187 num_exits, exits_doms.
4188 (LOOP_TREE, LOOP_PRE_HEADER, LOOP_ENTRY_EDGES, LOOP_EXIT_EDGES,
4189 LOOP_EDGES, LOOP_ALL): Removed.
4190 (flow_loop_scan): Declaration removed.
4191 (loop_exit_edge_p, mark_loop_exit_edges): Declare.
4192 * cfgloopmanip.c (create_loop_notes): Do not pass flags to
4194 * ifcvt.c (mark_loop_exit_edges): Moved to cfgloopanal.c.
4195 (if_convert): Call flow_loops_find and flow_loops_free
4196 when calling mark_loop_exit_edges.
4197 * cfgloopanal.c (mark_loop_exit_edges): Moved from
4198 ifcvt.c. Removed the flow_loops_find, flow_loops_free and
4199 free_dominance_info calls.
4200 * loop-init.c (flow_loops_find): Ditto.
4201 * passes.c (rest_of_handle_branch_prob): Ditto.
4202 * lambda-code.c (perfect_nestify): Do not call flow_loops_find.
4203 * loop-unroll.c (analyze_insns_in_loop): Do not use
4205 * predict.c (predict_loops): Do not call flow_loop_scan.
4206 Use get_loop_exit_edges.
4207 (tree_estimate_probability): Do not pass flags to flow_loops_find.
4208 * tree-if-conv.c (bb_with_exit_edge_p): Take loop as argument.
4209 Do not use EDGE_LOOP_EXIT.
4210 (tree_if_convert_cond_expr, if_convertible_modify_expr_p): Pass loop
4211 to bb_with_exit_edge_p.
4212 (if_convertible_loop_p): Do not call flow_loop_scan. Use
4213 loop->single_exit. Do not use EDGE_LOOP_EXIT. Pass loop
4214 to bb_with_exit_edge_p.
4215 (combine_blocks): Pass loop to bb_with_exit_edge_p. Do not use
4217 * tree-loop-linear.c (linear_transform_loops): Do not call
4218 flow_loop_scan. Use loop->single_exit.
4219 * tree-vect-analyze.c (vect_analyze_operations): Use loop->single_exit.
4220 (vect_analyze_loop_form): Do not call flow_loop_scan.
4221 * tree-vect-transform.c (vect_update_ivs_after_vectorizer): Use
4223 (vect_do_peeling_for_loop_bound): Use loop_preheader_edge and
4225 * tree-vectorizer.c (slpeel_update_phis_for_duplicate_loop,
4226 slpeel_make_loop_iterate_ntimes, slpeel_can_duplicate_loop_p,
4227 slpeel_tree_duplicate_loop_to_edge_cfg,
4228 slpeel_verify_cfg_after_peeling, slpeel_tree_peel_loop_to_edge):
4229 Use loop_preheader_edge and loop->single_exit. Do not call
4232 2005-03-01 Nick Clifton <nickc@redhat.com>
4234 * config/arm/arm.c (thumb_find_work_register): Check all of the
4235 argument registers to see if they are free, and a couple of
4236 special cases where the last argument register but can be proved
4237 to be available during the function's prologue.
4238 (print_multi_reg, arm_compute_save_reg0_reg12_mask,
4239 output_return_instruction, emit_multi_reg_push, thumb_pushpop,
4240 thumb_unexpanded_epilogue): Use unsigned long as the type for the
4242 (thumb_compute_save_reg_mask): Likewise. Also use
4243 thumb_find_work_register() to ensure that there is agreement about
4244 which work register is going to be used in the prologue.
4245 (thumb_output_function_prologue): Use unsigned long as the type
4246 for the register bit-mask. Also delay pushing the link register if
4247 other high registers are going to be pushed.
4248 (thumb_compute_save_reg_mask, emit_multi_reg_push,
4249 print_multi-reg, number_of_first_bit_set, thumb_pushpop): Remove
4250 redundant prototypes.
4252 2005-02-28 John David Anglin <dave.anglin#nrc-cnrc.gc.ca>
4255 * pa.h (GO_IF_LEGITIMATE_ADDRESS): Allow allow hard registers during
4256 and after reload in REG+REG indexed addresses without REG_POINTER
4257 set in the base and not set in the index.
4259 2005-02-28 Kaz Kojima <kkojima@gcc.gnu.org>
4261 * config/sh/linux.h (MD_EXEC_PREFIX, MD_STARTFILE_PREFIX):
4262 Don't undefine here.
4263 (HANDLE_PRAGMA_PACK_PUSH_POP): Delete.
4264 (NO_IMPLICIT_EXTERN_C, CPLUSPLUS_CPP_SPEC): Likewise.
4265 (TARGET_OS_CPP_BUILTINS): Use LINUX_TARGET_OS_CPP_BUILTINS.
4266 (LIB_SPEC, LINK_EH_SPEC, STARTFILE_SPEC, ENDFILE_SPEC,
4267 LINK_GCC_C_SEQUENCE_SPEC, USE_LD_AS_NEEDED, TARGET_C99_FUNCTIONS):
4269 * config.gcc (sh*-*-linux*): Use config/linux.h.
4271 2005-02-28 Dale Johannesen <dalej@apple.com>
4272 Stan Shebs <shebs@apple.com>
4274 Rewrite of 64-bit Darwin structure-by-value pass/return.
4275 * config/rs6000/rs6000.h (CUMULATIVE_ARGS): New fields
4276 intoffset, use_stack, named.
4277 * config/rs6000/rs6000.c (rs6000_darwin64_function_arg): Remove.
4278 (rs6000_darwin64_record_arg_advance_flush): New.
4279 (rs6000_darwin64_record_arg_advance_recurse): New.
4280 (rs6000_darwin64_record_arg_flush): New.
4281 (rs6000_darwin64_record_arg_recurse): New.
4282 (rs6000_darwin64_record_arg): New.
4283 (rs6000_return_in_memory): Remove AGGREGATE_TYPE_P check.
4284 (function_arg_boundary): Handle 128-bit aligned structs.
4285 (function_arg_advance): Rewrite darwin64 struct handling.
4286 (function_arg): Call rs6000_darwin64_record_arg.
4287 (function_arg_partial_nregs): Handle darwin64 structs.
4288 (rs6000_darwin64_function_value): Remove.
4289 (rs6000_function_value): Call rs6000_darwin64_record_arg.
4291 2005-02-28 Roger Sayle <roger@eyesopen.com>
4293 PR tree-optimization/20216
4294 * tree-chrec.c (tree_fold_factorial): Delete.
4295 (tree_fold_binomial): Change argument list to take a return type
4296 and change the type of K to unsigned int. Rewrite to avoid explicit
4297 evaluation of factorials, and (recursively) calling fold to perform
4298 compile-time arithmetic. Return NULL on (internal) overflow.
4299 (chrec_evaluate): Change type of K to an unsigned int. Avoid
4300 calling tree_fold_binomial unnecessarily. Return chrec_dont_know
4301 if any intermediate calculation overflows.
4302 (chrec_apply): Update call to chrec_evaluate.
4304 2005-02-28 James E Wilson <wilson@specifixinc.com>
4306 * config/mips/mips.h (NO_PROFILE_COUNTERS): Define.
4308 2005-02-28 Joseph S. Myers <joseph@codesourcery.com>
4311 * c-parser.c (c_parser_compound_statement): Return error_mark_node
4312 instead of NULL_TREE on error.
4314 2005-02-28 David Edelsohn <edelsohn@gnu.org>
4316 * config/rs6000/rs6000.c (EASY_VECTOR_15): Remove.
4317 (EASY_VECTOR_15_ADD_SELF): Remove.
4318 (num_insns_constant_wide): Not static.
4319 (validate_condition_mode): Not static.
4320 (toc_relative_expr_p): Not static.
4321 (legitimate_indirect_address_p): Not static.
4322 (macho_lo_sum_memory_operand): Not static.
4323 (invalid_e500_subreg): Not static.
4324 (easy_vector_same): Not static.
4325 (easy_vector_splat_const): Not static.
4326 (RS6000_SYMBOL_REF_TLS_P): Remove.
4327 (any_operand): Delete.
4328 (any_parallel_operand): Delete.
4329 (count_register_operand): Delete.
4330 (altivec_register_operand): Delete.
4331 (xer_operand): Delete.
4332 (s8bit_cint_operand): Delete.
4333 (short_cint_operand): Delete.
4334 (u_short_cint_operand): Delete.
4335 (non_short_cint_operand): Delete.
4336 (exact_log2_cint_operand): Delete.
4337 (gpc_reg_operand): Delete.
4338 (cc_reg_operand): Delete.
4339 (cc_reg_not_cr0_operand): Delete.
4340 (reg_or_short_operand): Delete.
4341 (reg_or_neg_short_operand): Delete.
4342 (reg_or_aligned_short_operand): Delete.
4343 (reg_or_u_short_operand): Delete.
4344 (reg_or_cint_operand): Delete.
4345 (reg_or_arith_cint_operand): Delete.
4346 (reg_or_add_cint64_operand): Delete.
4347 (reg_or_sub_cint64_operand): Delete.
4348 (reg_or_logical_cint_operand): Delete.
4349 (got_operand): Delete.
4350 (got_no_const_operand): Delete.
4351 (easy_fp_constant): Delete.
4352 (easy_vector_constant): Delete.
4353 (easy_vector_constant_add_self): Delete.
4354 (zero_constant): Delete.
4355 (zero_fp_constant): Delete.
4356 (volatile_mem_operand): Delete.
4357 (offsettable_mem_operand): Delete.
4358 (mem_or_easy_const_operand): Delete.
4359 (add_operand): Delete.
4360 (non_add_cint_operand): Delete.
4361 (logical_operand): Delete.
4362 (non_logical_cint_operand): Delete.
4363 (mask_operand): Delete.
4364 (mask_operand_wrap): Delete.
4365 (mask64_operand): Delete.
4366 (mask64_2_operand): Delete.
4367 (and64_operand): Delete.
4368 (and64_2_operand): Delete.
4369 (and_operand): Delete.
4370 (reg_or_mem_operand): Delete.
4371 (lwa_operand): Delete.
4372 (symbol_ref_operand): Delete.
4373 (call_operand): Delete.
4374 (current_file_function_operand): Delete.
4375 (input_operand): Delete.
4376 (rs6000_nonimmediate_operand): Delete.
4377 (rs6000_tls_symbol_ref): Delete.
4378 (save_world_operation): Delete.
4379 (restore_world_operation): Delete.
4380 (load_multiple_operation): Delete.
4381 (store_multiple_operation): Delete.
4382 (vrsave_operation): Delete.
4383 (mfcr_operation): Delete.
4384 (mtcrf_operation): Delete.
4385 (lmw_operation): Delete.
4386 (stmw_operation): Delete.
4387 (branch_comparison_operator): Delete.
4388 (branch_positive_comparison_operator): Delete.
4389 (scc_comparison_operator): Delete.
4390 (trap_comparison_operator): Delete.
4391 (boolean_operator): Delete.
4392 (boolean_or_operator): Delete.
4393 (min_max_operator): Delete.
4394 * config/rs6000/rs6000.h (RS6000_SYMBOL_REF_TLS_P): Move to here.
4395 (EASY_VECTOR_15): Moved to here.
4396 (EASY_VECTOR_15_ADD_SELF): Move to here.
4397 (PREDICATE_CODES): Delete.
4398 * config/rs6000/rs6000-protos.h: Delete predicate functions.
4399 Declare functions no longer static.
4400 * config/rs6000/predicates.md: New.
4401 * config/rs6000/rs6000.md: Include predicates.md
4403 2005-02-28 Kazu Hirata <kazu@cs.umass.edu>
4405 * calls.c (emit_call_1): Don't use REG_ALWAYS_RETURN.
4406 (emit_library_call_value_1): Don't use LCT_ALWAYS_RETURN and
4408 * cfgrtl.c (need_fake_edge_p): Likewise.
4409 * combine.c (distribute_notes): Likewise.
4410 * emit-rtl.c (try_split): Likewise.
4411 * recog.c (peephole2_opimize): Likewise.
4412 * reg-notes.def (ALWAYS_RETURN): Remove.
4413 * rtl.h (LCT_ALWAYS_RETURN): Remove.
4414 * tree-cfg.c (need_fake_edge_p): Don't use ECF_ALWAYS_RETURN.
4415 * tree.h (ECF_ALWAYS_RETURN): Remove.
4417 2005-02-28 Roger Sayle <roger@eyesopen.com>
4420 * tree-ssa.c (tree_ssa_useless_type_conversion_1): A conversion
4421 between different machine modes is never a "useless" conversion.
4423 2005-02-28 Geert Bosch <bosch@gnat.com>
4426 * doc/contrib.texi: List contributors for Ada front end
4428 2005-02-28 Paolo Bonzini <bonzini@gnu.org>
4430 * simplify-rtx.c (simplify_unary_operation_1,
4431 simplify_const_unary_operation): New, extracted from...
4432 (simplify_unary_operation): ... this one.
4433 (simplify_binary_operation_1,
4434 simplify_const_binary_operation): New, extracted from...
4435 (simplify_binary_operation): ... this one.
4436 * rtl.h (simplify_const_unary_operation,
4437 simplify_const_binary_operation): Add prototypes.
4439 2005-02-28 Julian Brown <julian@codesourcery.com>
4441 * config/elfos.h: Revert my patch from 2005-02-25 since it broke
4442 building libjava and caused PR regression/20228.
4444 2005-02-28 Paolo Bonzini <bonzini@gnu.org>
4447 * Makefile.in (host_subdir): New.
4448 (build_objdir): New. Replace ../$(build_subdir) with it throughout.
4449 * configure: Regenerate.
4451 2005-02-27 Zack Weinberg <zack@codesourcery.com>
4453 * config/alpha/t-osf4, config/arm/t-netbsd, config/ia64/t-hpux
4454 * config/pa/t-hpux-shlib (SHLIB_INSTALL): Create the
4455 installation directory first.
4457 2005-02-28 Hans-Peter Nilsson <hp@axis.com>
4460 * config/cris/cris.h (EXTRA_CONSTRAINT_Q): Accept only (mem (reg)),
4461 not including (reg). Do not check for reg being CRIS_PC_REGNUM.
4462 (EXTRA_MEMORY_CONSTRAINT): Define as 'Q'.
4463 * config/cris/cris.md: Tweak comments referring to Q.
4464 ("cmpsi", "cmphi", "cmpqi", "*movsi_internal", "movhi")
4465 ("movstricthi", "movqi", "movstrictqi", "movsf", "addsi3")
4466 ("addhi3", "addqi3", "subsi3", "subhi3", "subqi3")
4467 ("*expanded_andsi", "*expanded_andhi", "*andhi_lowpart", "andqi3")
4468 ("*andqi_lowpart", "iorsi3", "iorhi3", "iorqi3", "uminsi3"):
4469 Insert spaces in constraints to align alternatives vertically for
4471 ("cmphi"): Ditto. Add separate alternative for operand 0 "r",
4474 2005-02-27 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4476 PR rtl-optimization/17728
4477 * pa.md (mulsi3, divsi3, udivsi3, modsi3): Change predicate for
4478 operand 0 from general_operand to move_dest_operand.
4480 2005-02-26 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4482 * pa/elf.h, pa/som.h (ASM_OUTPUT_EXTERNAL): Use assemble_name_raw
4483 instead of trying to save and restore TREE_SYMBOL_REFERENCED.
4484 * pa/pa64-hpux.h (ASM_OUTPUT_TYPE_DIRECTIVE): Define.
4485 (ASM_OUTPUT_EXTERNAL): Don't save and restore TREE_SYMBOL_REFERENCED.
4487 2005-02-26 Nathanael Nerode <neroden@gcc.gnu.org>
4489 * configure.ac: Rename cc_for_cross_gnattools to host_cc_for_libada.
4490 * configure: Regenerate.
4491 * libada-mk.in: Remove CC; rename
4492 cc_for_cross_gnattools / cc_set_by_configure to host_cc_for_libada.
4494 2005-02-26 Andrew Pinski <pinskia@physics.uc.edu>
4497 * tree-ssa-alias.c (count_uses_and_derefs): If we have TREE_LIST
4498 for the lhs, also walk over the tree. Likewise for rhs.
4500 2005-02-26 Zdenek Dvorak <dvorakz@suse.cz>
4502 * tree-ssa-dom.c (simple_iv_increment_p): New function.
4503 (simplify_rhs_and_lookup_avail_expr, eliminate_redundant_computations):
4504 Do not propagate value of iv before increment over the increment.
4506 2005-02-25 Joseph S. Myers <joseph@codesourcery.com>
4508 * c-parser.c: New file.
4509 * c-parse.in: Remove.
4510 * Makefile.in (c-parse.o-warn, c-parse.o, c-parse.c, c-parse.y):
4512 (c-parser.o): Add dependencies.
4513 (C_AND_OBJC_OBJC, C_OBJS, gcc.srcextra, GTFILES, distclean,
4514 maintainer-clean, TAGS): Update.
4515 * c-config-lang.in (gtfiles): Update.
4516 * gengtype-lex.l: Don't handle "@@".
4517 * stub-objc.c (objc_get_class_ivars, objc_build_throw_stmt,
4518 objc_build_synchronized, objc_begin_try_stmt,
4519 objc_begin_catch_clause, objc_finish_catch_clause,
4520 objc_build_finally_clause, objc_finish_try_stmt): New.
4521 * c-tree.h (struct c_declspecs): Add declspecs_seen_p and
4523 (c_parse_init): Update comment.
4524 * c-decl.c (c_init_decl_processing): Update comment.
4525 (build_null_declspecs, declspecs_add_qual, declspecs_add_type,
4526 declspecs_add_scspec, declspecs_add_attrs): Initialize and update
4527 new c_declspecs members.
4529 2005-02-25 Julian Brown <julian@codesourcery.com>
4531 * config/elfos.h (MAKE_DECL_ONE_ONLY): Redefined to stop DECL_WEAK
4532 from being used for symbols with vague linkage when
4533 HAVE_GAS_COMDAT_GROUP is true.
4535 2005-02-25 Mark Mitchell <mark@codesourcery.com>
4537 * doc/include/gcc-common.texi (version-GCC): Update to 4.1.
4539 2005-02-25 Steve Ellcey <sje@cup.hp.com>
4542 * doc/tm.texi (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Document.
4543 (LIBGCC2_HAS_DF_MODE): New.
4544 (LIBGCC2_HAS_XF_MODE): New.
4545 (LIBGCC2_HAS_TF_MODE): New.
4546 * libgcc2.h (LIBGCC2_HAS_XF_MODE): New name for HAVE_XFMODE.
4547 (LIBGCC2_HAS_TF_MODE): New name for HAVE_TFMODE.
4548 * libgcc2.c (LIBGCC2_HAS_XF_MODE): New name for HAVE_XFMODE.
4549 (LIBGCC2_HAS_TF_MODE): New name for HAVE_TFMODE.
4550 (LIBGCC2_HAS_DF_MODE): New name for HAVE_DFMODE.
4551 * config/ia64/t-ia64 (LIB1ASMFUNCS): Remove __compat
4552 and add _fixtfdi, _fixunstfdi, _floatditf
4553 * lib1funcs.asm: Remove L__compat. Add L_fixtfdi,
4554 L_fixunstfdi, L_floatditf.
4555 * config/ia64/hpux.h (LIBGCC2_HAS_XF_MODE): Define.
4556 (LIBGCC2_HAS_TF_MODE): Define.
4558 2005-02-25 Diego Novillo <dnovillo@redhat.com>
4560 PR tree-optimization/20204
4561 * tree-into-ssa.c (insert_phi_nodes_for): Do not use
4562 REWRITE_THIS_STMT markers on PHI nodes.
4563 (rewrite_initialize_block): Likewise.
4565 2005-02-25 Mark Mitchell <mark@codesourcery.com>
4567 * version.c (version_string): Update to 4.1.
4569 2005-02-25 Paolo Carlini <pcarlini@suse.de>
4571 * doc/extend.texi (5.24 Declaring Attributes of Functions)<noreturn>:
4572 Clarify that the alternative way doesn't work in GNU C++.
4574 2005-02-25 Zdenek Dvorak <dvorakz@suse.cz>
4576 PR tree-optimization/19937
4577 * tree-ssa-loop-ivopts.c (rewrite_use_compare): Cast the final value
4578 to the type of the induction variable.
4580 2005-02-25 Kaz Kojima <kkojima@gcc.gnu.org>
4582 PR rtl-optimization/20117
4583 * bb-reorder.c (duplicate_computed_gotos): Don't duplicate
4584 the block including noncopyable insn.
4586 2005-02-24 Kazu Hirata <kazu@cs.umass.edu>
4588 * cse.c (delete_trivially_dead_insns): Speed up by minimizing
4589 calls to find_reg_note.
4591 2005-02-24 Richard Henderson <rth@redhat.com>
4594 * tree-sra.c (instantiate_element): Copy TREE_THIS_VOLATILE from
4597 2005-02-24 Fariborz Jahanian <fjahanian@apple.com>
4599 * config/rs6000/rs6000.c (rs6000_legitimize_reload_address): Check for
4600 vector types if to use base reg for misaligned non-word ld/std.
4602 2005-02-24 Hans-Peter Nilsson <hp@axis.com>
4605 * config/cris/cris.c (cris_target_asm_function_prologue): Create
4606 dwarf2 label manually and put it after, not before the prologue.
4608 2005-02-24 David Edelsohn <edelsohn@gnu.org>
4611 * reload.c (operands_match_p): Only increment register number for
4612 SCALAR_INT_MODE_P modes in multiple hard registers.
4614 * config/rs6000/rs6000.md (trunctfdf2): Remove register constraints.
4617 2005-02-24 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
4619 * ChangeLog.5: Fix log message typo(s).
4620 * ChangeLog.7: Likewise.
4621 * ChangeLog.tree-ssa: Likewise.
4622 * cfgexpand.c: Fix comment typo(s).
4623 * conflict.c: Likewise.
4624 * defaults.h: Likewise.
4625 * dwarf2out.c: Likewise.
4627 * ggc-page.c: Likewise.
4628 * tree-eh.c: Likewise.
4629 * tree-ssa-dom.c: Likewise.
4631 2005-02-24 Jakub Jelinek <jakub@redhat.com>
4634 * mklibgcc.in: Pass -DSHARED when compiling all *_s${objext} objects.
4635 * config/rs6000/darwin-ldouble.c: Only use the .symver directives
4636 if SHARED is defined.
4639 * config/rs6000/rs6000.md (LTU, GTU sCC splitters): Add earlyclobber,
4640 allow splitting only if operands 0 and 3 don't overlap.
4642 2005-02-24 Richard Henderson <rth@redhat.com>
4645 * builtins.c (fold_builtin_complex_mul, fold_builtin_complex_div): New.
4646 (fold_builtin_1): Call them.
4647 * fold-const.c (fold_complex_mult_parts): Split out from ...
4648 (fold_complex_mult): ... here. Fix typo in both imaginary case.
4649 (fold_complex_div_parts, fold_complex_div): New.
4651 * tree.h (fold_complex_mult_parts, fold_complex_div_parts): Declare.
4653 2005-02-24 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
4655 * tree-ssa-ccp.c (visit_assignment): Verify that result of
4656 VIEW_CONVERT_EXPR is_gimple_min_invariant.
4658 * print-tree.c (print_node_brief): Print LABEL_DECL_UID.
4659 (print_node): Likewise.
4660 Print TYPE_SIZES_GIMPLIFIED.
4662 2005-02-24 Hans-Peter Nilsson <hp@axis.com>
4664 * config/cris/cris.md ("umulhisi3", "umulqihi3", "mulsi3")
4665 ("mulqihi3", "mulhisi3", "mulsidi3", "umulsidi3"): Mark input
4666 operands as commutative in constraints.
4668 2005-02-24 Diego Novillo <dnovillo@redhat.com>
4670 * tree-into-ssa.c: Re-organize internal functions.
4672 2005-02-24 Richard Henderson <rth@redhat.com>
4675 * c-opts.c (c_common_post_options): Set flag_complex_method to 2
4677 * common.opt (fcx-limited-range): New.
4678 * opts.c (set_fast_math_flags): Set flag_cx_limited_range.
4679 * toplev.c (flag_complex_method): Initialize to 1.
4680 (process_options): Set flag_complex_method to 0 if
4681 flag_cx_limited_range.
4682 * doc/invoke.texi (-fcx-limited-range): New.
4684 2005-02-24 Kazu Hirata <kazu@cs.umass.edu>
4686 * cse.c (delete_trivially_dead_insns): Speed up by using
4687 NEXT_INSN and PREV_INSN directly instead of next_real_insn and
4690 2005-02-24 Andrea Tarani <andrea.tarani@gilbarco.com>
4692 * config/m68k/m68k.c (m68k_save_reg): Also save A5 for non-leaf
4693 functions when -mid-shared-library is being used.
4695 2005-02-23 Daniel Jacobowitz <dan@codesourcery.com>
4697 * doc/tm.texi (LINK_LIBGCC_SPECIAL): Remove.
4698 (LINK_LIBGCC_SPECIAL_1): Don't mention it.
4699 * gcc.c: Don't check for LINK_LIBGCC_SPECIAL.
4700 * system.h: Poison LINK_LIBGCC_SPECIAL.
4702 2005-02-23 James E Wilson <wilson@specifixinc.com>
4704 * gengtype.c (note_insn_name): Make 1 element larger.
4706 2005-02-23 Roger Sayle <roger@eyesopen.com>
4709 PR rtl-optimization/20097
4710 * simplify-rtx.c (simplify_relational_operation_1): Avoid creating
4711 BImode SUBREGs of SImode registers which confuse the ia64 backend.
4713 2005-02-23 David Edelsohn <edelsohn@gnu.org>
4715 * t-aix43 (SHLIB_INSTALL): Create directory for shared library.
4716 * t-aix52 (SHLIB_INSTALL): Same.
4718 2005-02-23 Kazu Hirata <kazu@cs.umass.edu>
4720 * genpreds.c: Update copyright.
4722 2005-02-23 Michael Beach <michaelb@ieee.org>
4725 * config/sparc/t-elf (startup files): Assemble with CPP.
4727 2005-02-23 Paolo Bonzini <bonzini@gnu.org>
4729 * genpreds.c (mark_mode_tests): Handle non-VOIDmode match_operands.
4730 (write_predicate_expr): Likewise.
4732 2005-02-22 Diego Novillo <dnovillo@redhat.com>
4734 PR tree-optimization/20100
4735 PR tree-optimization/20115
4736 * tree-optimize.c (init_tree_optimization_passes): Remove
4737 pass_maybe_create_global_var.
4738 * tree-pass.h (pass_maybe_create_global_var): Remove.
4739 * tree-ssa-alias.c (aliases_computed_p): Declare.
4740 (struct alias_info): Add field NUM_PURE_CONST_CALLS_FOUND.
4741 (count_calls_and_maybe_create_global_var): Remove.
4742 (pass_maybe_create_global_var): Remove.
4743 (init_alias_info): Do not declare aliases_computed_p.
4744 (maybe_create_global_var): If the function contains no
4745 call-clobbered variables and a mix of pure/const and regular
4746 function calls, create .GLOBAL_VAR.
4747 Mark all call-clobbered variables for renaming.
4748 (merge_pointed_to_info): Update comment.
4749 (add_pointed_to_var): Likewise.
4750 (is_escape_site): Likewise.
4751 Accept struct alias_info * instead of size_t *.
4753 Update AI->NUM_CALLS_FOUND and AI->NUM_PURE_CONST_CALLS_FOUND
4755 * tree-ssa-operands.c (get_call_expr_operands): If
4756 ALIASES_COMPUTED_P is false, do not add call-clobbering
4758 * tree-ssa.c (init_tree_ssa): Set ALIASES_COMPUTED_P to false.
4759 (delete_tree_ssa): Likewise.
4761 2005-02-22 James E Wilson <wilson@specifixinc.com>
4763 * toplev.c (backend_init): Don't call init_adjust_machine_modes here.
4764 (do_compile): Do call it here.
4766 2005-02-22 Kazu Hirata <kazu@cs.umass.edu>
4768 PR rtl-optimization/20017.
4769 * passes.c (rest_of_handle_combine, rest_of_handle_cse,
4770 rest_of_handle_cse2, rest_of_handle_gcse): Call
4771 delete_dead_jumptables immediately before calling cleanup_cfg.
4773 2005-02-22 Devang Patel <dpatel@apple.com>
4776 * tree-if-conv.c (process_phi_nodes): Use bsi_after_labels and skip
4779 2005-02-22 David Edelsohn <edelsohn@gnu.org>
4781 * config/rs6000/aix.h (WINT_TYPE): Define.
4783 2005-02-22 Stan Shebs <shebs@apple.com>
4785 * config/rs6000/rs6000.c (rs6000_override_options): Default to
4786 natural alignment for 64-bit Darwin.
4787 (rs6000_parse_alignment_option): Warn about uses of -malign-power
4789 * doc/invoke.texi: Document this.
4791 2005-02-22 DJ Delorie <dj@redhat.com>
4793 * c-common.c (c_common_type_for_mode): Pass the mode's precision
4794 to make_[un]signed_type, not the mode itself.
4796 2005-02-22 Kazu Hirata <kazu@cs.umass.edu>
4798 * cfg.c (cached_make_edge): Call make_edge if edge cache is
4799 not available. Use tail calls wherever possible.
4800 (make_edge): Call unchecked_make_edge to create an edge.
4802 * tree-outof-ssa.c (SSANORM_USE_COALESCE_LIST): Remove.
4803 (coalesce_ssa_name): Don't check for
4804 SSANORM_USE_COALESCE_LIST.
4805 (rewrite_out_of_ssa): Don't use SSANORM_USE_COALESCE_LIST.
4807 2005-02-22 Diego Novillo <dnovillo@redhat.com>
4809 * tree-into-ssa.c (rewrite_blocks): Move debug dumps from ...
4810 (rewrite_into_ssa): ... here.
4812 2005-02-21 Alexandre Oliva <aoliva@redhat.com>
4814 PR tree-optimization/19786
4815 * tree-ssa-alias.c (compute_flow_insensitive_aliasing): Add one
4816 tag to another's may-alias bitmap when adding to the other's list.
4818 2005-02-21 DJ Delorie <dj@redhat.com>
4820 * tree-ssa-loop-ivopts.c (computation_cost): Start register
4821 numbering at LAST_VIRTUAL_REGISTER+1 to avoid possibly using hard
4822 registers in unsupported ways.
4823 * expmed.c (init_expmed): Likewise.
4825 2005-02-21 Stan Cox <scox@redhat.com>
4827 * config/iq2000/iq2000.h (DWARF_FRAME_RETURN_COLUMN): Change to 31.
4829 2005-02-21 Kazu Hirata <kazu@cs.umass.edu>
4831 * tree-cfg.c (fold_cond_expr_cond): New.
4832 (make_edges): Call fold_cond_expr_cond.
4833 (find_taken_edge): Accept nothing but INTEGER_CST.
4834 (find_taken_edge_cond_expr): Reject INTEGER_CST other than 0
4836 (find_taken_edge_switch_expr): Remove a check for INTEGER_CST.
4838 * flow.c (delete_dead_jumptables): Speed up by scanning insns
4839 that do not belong to any basic block.
4841 2005-02-21 Jeff Law <law@redhat.com>
4843 * cfganal.c (find_unreachable_blocks): Manually CSE load of
4846 2005-02-21 Kazu Hirata <kazu@cs.umass.edu>
4848 * tree-outof-ssa.c (SSANORM_REMOVE_ALL_PHIS): Remove.
4849 (SSANORM_COALESCE_PARTITIONS, SSANORM_USE_COALESCE_LIST):
4850 Adjust their definitions.
4851 (remove_ssa_form): Don't check for SSANORM_REMOVE_ALL_PHIS.
4852 (rewrite_out_of_ssa): Don't use SSANORM_REMOVE_ALL_PHIS.
4854 * c-objc-common.h, c-pretty-print.c, cgraphunit.c, except.c,
4855 genautomata.c, langhooks.c, langhooks.h, system.h,
4856 config/arm/lib1funcs.asm: Update copyright.
4858 2005-02-21 Ulrich Weigand <uweigand@de.ibm.com>
4860 * dbxout.c (dbxout_function_end): Emit Lscope label always.
4862 2005-02-21 Richard Guenther <rguenth@gcc.gnu.org>
4865 * doc/install.texi: Document --with-gc.
4867 2005-02-21 Paolo Bonzini <bonzini@gnu.org>
4869 * simplify-rtx.c (simplify_unary_operation): Add a missing
4872 2005-02-21 Eric Botcazou <ebotcazou@libertysurf.fr>
4874 PR tree-optimization/18663
4875 * tree-ssa-dom.c (extract_range_from_cond): Return 0
4876 if the type has variable bounds.
4878 2005-02-20 Kazu Hirata <kazu@cs.umass.edu>
4880 * gcse.c: Remove an obsolete comment.
4882 * cse.c (init_cse_reg_info): Use xmalloc instead of xrealloc.
4884 2005-02-20 Hans-Peter Nilsson <hp@axis.com>
4886 * doc/extend.texi (Function Attributes) <Attribute const>: The
4887 attribute "pure" is below this text, not above.
4889 2005-02-20 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4891 * pa.c (pa_assemble_integer, get_plabel): Small cleanups.
4892 (pa_asm_output_mi_thunk): Use asm_output_insn instead of fprintf.
4893 * som.h (ASM_OUTPUT_EXTERNAL_LIBCALL): Small cleanup.
4895 2005-02-20 Zack Weinberg <zack@codesourcery.com>
4898 * langhooks.h (struct lang_hooks): Add to_target_charset.
4899 * langhooks.c (lhd_to_target_charset): New function.
4900 * langhooks-def.h: Declare lhd_to_target_charset.
4901 (LANG_HOOKS_TO_TARGET_CHARSET): New macro.
4902 (LANG_HOOKS_INITIALIZER): Update.
4903 * c-common.c (c_common_to_target_charset): New function.
4904 * c-common.h: Declare it.
4905 * c-objc-common.h (LANG_HOOKS_TO_TARGET_CHARSET): Set to
4906 c_common_to_target_charset.
4908 * defaults.c (TARGET_BELL, TARGET_BS, TARGET_CR, TARGET_DIGIT0)
4909 (TARGET_ESC, TARGET_FF, TARGET_NEWLINE, TARGET_TAB, TARGET_VT):
4911 * system.h: Poison them.
4912 * doc/tm.texi: Don't discuss them.
4913 * builtins.c (fold_builtin_isdigit): Use lang_hooks.to_target_charset.
4914 * c-pretty-print.c (pp_c_integer_constant): Don't use pp_c_char.
4915 (pp_c_char): Do not attempt to generate letter escapes for
4917 * config/arm/arm.c (output_ascii_pseudo_op): Likewise.
4918 * config/mips/mips.c (mips_output_ascii): Likewise.
4920 2005-02-20 Dorit Naishlos <dorit@il.ibm.com>
4922 PR tree-optimization/19951
4923 * tree-vect-analyze.c (vect_analyze_loop_form): Check if loop exit edge
4926 2005-02-19 Steven Bosscher <stevenb@suse.de>
4929 * function.h (struct function): New field `max_loop_depth'.
4930 * cfgloop.c (establish_preds): Update maximum loop depth seen so far.
4931 (flow_loops_find): Reset the max loop depth count before finding loops.
4932 * flow.c (MAX_LIVENESS_ROUNDS): New constant.
4933 (update_life_info_in_dirty_blocks): Remove 2002-05-28 workaround.
4934 (calculate_global_regs_live): Make sure the loop will terminate
4935 when the initial sets are not empty.
4937 2005-02-19 Zack Weinberg <zack@codesourcery.com>
4939 * mklibgcc.in: If libgcc_eh.a would be empty, put a dummy
4941 * config/ia64/hpux.h: Don't define LIBGCC_SPEC.
4943 2005-02-19 Richard Sandiford <rsandifo@redhat.com>
4946 * doc/invoke.texi: Remove documentation of %M spec.
4948 (init_spec): Remove %M suffix from -lgcc_s.
4949 (do_spec_1): Remove 'M' case.
4950 * mklibgcc.in: Remove SHLIB_MULTILIB handling. Expect SHLIB_LINK
4951 to put shared libraries in the multilib directory. Remove the
4952 shlib_so_soname substitution variable. Don't add a multilib encoding
4953 to shlib_base_name. Set shlib_slibdir_qual to the full pathname
4954 reported by -print-multi-os-directory. Pass @multilib_dir@ to
4955 SHLIB_INSTALL as well as SHLIB_LINK.
4956 * config/t-slibgcc-elf-ver (SHLIB_SONAME): Use @shlib_base_name@.
4957 (SHLIB_NAME): Delete.
4958 (SHLIB_DIR): New macro.
4959 (SHLIB_LINK): Put $(SHLIB_SONAME) and $(SHLIB_SOLINK) in $(SHLIB_DIR).
4960 (SHLIB_INSTALL): Adjust accordingly.
4961 * config/t-slibgcc-darwin: As for t-slibgcc-elf-ver.
4962 * config/t-slibgcc-sld: Likewise.
4963 * config/t-libunwind-elf (SHLIBUNWIND_NAME): Delete.
4964 (SHLIBUNWIND_SONAME): Use @shlib_base_name@.
4965 (SHLIBUNWIND_LINK): Put $(SHLIBUNWIND_SONAME) and $(SHLIB_SOLINK)
4967 (SHLIBUNWIND_INSTALL): Adjust accordingly.
4968 * config/i386/t-nwld (SHLIB_SONAME): Delete.
4969 (SHLIB_LINK, SHLIB_INSTALL): Use SHLIB_NAME instead of SHLIB_SONAME.
4970 Use @shlib_base_name@ instead of @shlib_so_name@.
4971 * config/ia64/t-hpux (SHLIB_LINK): Put @shlib_base_name@.so.0
4972 and @shlib_base_name@.so in @multilib_dir@.
4973 (SHLIB_INSTALL): Adjust accordingly. Add @shlib_slibdir_qual@
4974 to the install path.
4975 * config/mips/t-slibgcc-irix: As for t-slibgcc-elf-ver.
4976 (SHLIB_LINK): Remove previous workaround.
4977 * config/pa/t-hpux-shlib (SHLIB_DIR, SHLIB_SLIBDIR_QUAL): New macros.
4978 (SHLIB_LINK): Put $(SHLIB_SONAME) and $(SHLIB_NAME) in $(SHLIB_DIR).
4979 (SHLIB_INSTALL): Adjust accordingly. Add $(SHLIB_SLIBDIR_QUAL) to
4981 * config/rs6000/t-aix43 (SHLIB_LINK): Put @shlib_base_name@.a in
4982 @multilib_dir@. Use @multilib_dir@ to check for threading libraries.
4983 (SHLIB_INSTALL): Adjust accordingly.
4984 (SHLIB_LIBS): Use @multilib_dir@ to check for threading libraries.
4985 * config/rs6000/t-aix52: As for config/rs6000/t-aix43.
4986 * config/sh/t-linux (SHLIB_LINK, SHLIB_INSTALL): As for
4987 config/t-slibgcc-elf-ver.
4989 2005-02-19 Zdenek Dvorak <dvorakz@suse.cz>
4990 Jakub Jelinek <jakub@redhat.com>
4992 PR tree-optimization/19828
4993 * tree-ssa-loop-im.c: Add a TODO comment.
4994 (movement_possibility): Return MOVE_PRESERVE_EXECUTION for calls
4995 without side-effects.
4997 2005-02-18 James A. Morrison <phython@gcc.gnu.org>
4999 * tree-ssa-ccp.c (widen_bitfield): Pass type to build_int_cst and don't
5002 2005-02-18 James E. Wilson <wilson@specifixinc.com>
5004 * doc/invoke.texi (IA-64 Options): Delete -mb-step.
5005 * config/ia64/ia64.c (last_group, group_idx): Delete variables.
5006 (errata_find_address_regs, errata_emit_nops, fixup_errata): Delete
5008 (ia64_reorg): Delete fixup_errata call.
5009 * config/ia64/ia64.h (MASK_B_STEP, TARGET_B_STEP): Delete.
5010 (TARGET_SWITCHES): Delete -mb-step entry.
5012 2005-02-19 Jakub Jelinek <jakub@redhat.com>
5015 * c-typeck.c (composite_type): Handle quals in transparent unions.
5016 (type_lists_compatible_p): Likewise.
5018 2005-02-18 Stan Shebs <shebs@apple.com>
5020 * config/darwin.c (machopic_select_rtx_section): Don't put relocatable
5021 expressions in the .literal8 section.
5023 2005-02-18 Geoffrey Keating <geoffk@apple.com>
5025 * config/rs6000/darwin-tramp.asm: Remove stray 'APPLE LOCAL' marker.
5027 2005-02-18 Roger Sayle <roger@eyesopen.com>
5029 * fold-const.c (constant_boolean_node): Always create values of the
5030 specified type, don't bother calling truthvalue_conversion.
5032 2005-02-18 Joseph S. Myers <joseph@codesourcery.com>
5034 * except.c (output_function_exception_table): Call
5035 assemble_external_libcall (eh_personality_libfunc).
5037 2005-02-18 Joseph S. Myers <joseph@codesourcery.com>
5040 * config/ia64/ia64.h (struct machine_function): Add state_num.
5041 * config/ia64/ia64.c (process_epilogue,
5042 process_for_unwind_directive): Use new unwind state numbers each
5043 time rather than state 1.
5045 2005-02-18 Ulrich Weigand <uweigand@de.ibm.com>
5048 * config/s390/s390.md ("*llgt_sidi", "*llgt_sidi_split"): Move to
5049 before the "*llgt_didi" pattern.
5051 2005-02-18 Jason Merrill <jason@redhat.com>
5053 * gimplify.c (gimplify_modify_expr_rhs) [CALL_EXPR]: Revert again.
5055 2005-02-18 Richard Earnshaw <rearnsha@arm.com>
5057 * arm/lib1funcs.asm (FUNC_ALIAS): New macro.
5058 (div0): Use it in place of ARM_FUNC_ALIAS.
5059 (lshrdi3, ashrdi3, ashlrdi3): Likewise.
5061 2005-02-18 Andrew Pinski <pinskia@physics.uc.edu>
5064 * fold-const.c (fold_indirect_ref_1): Use the correct index for zero
5065 access, the lower bound of the array type if it exists.
5067 2005-02-18 Alexandre Oliva <aoliva@redhat.com>
5070 * stmt.c (expand_case): Don't assume cleanup_tree_cfg will remove
5071 cases that are out-of-range for the index type.
5073 2005-02-18 James A. Morrison <phython@gcc.gnu.org>
5075 * stmt.c (emit_case_bit_tests): Call fold_convert instead of convert.
5076 (estimate_case_costs): Don't call convert.
5077 * expmed.c (expand_shift): Likewise.
5078 (make_tree): Call fold_convert instead of convert.
5080 2005-02-18 Jakub Jelinek <jakub@redhat.com>
5083 * emit-rtl.c (set_mem_attributes_minus_bitpos): Add assertion
5084 that ref to be marked MEM_READONLY_P doesn't have base that needs
5087 2005-02-18 Joseph S. Myers <joseph@codesourcery.com>
5089 * genautomata.c (output_get_cpu_unit_code_func,
5090 output_cpu_unit_reservation_p): Don't generate old-style function
5093 2005-02-18 Jakub Jelinek <jakub@redhat.com>
5096 PR tree-optimization/20009
5097 * convert.c (convert_to_integer): Revert 2005-02-16 change.
5099 PR tree-optimization/18947
5100 * cgraphunit.c (cgraph_finalize_function): When redefining an extern
5101 inline, remove all nodes that are inlined into the extern inline
5104 2005-02-17 Kazu Hirata <kazu@cs.umass.edu>
5106 * bt-load.c, cfgloop.c, convert.c, dominance.c, global.c,
5107 loop-invariant.c, stmt.c, tree-ssa-forwprop.c,
5108 tree-ssa-live.c, tree-ssanames.c, tree-vn.c,
5109 config/host-linux.c, config/arm/fpa.md, config/avr/avr.h:
5112 2005-02-17 Roger Sayle <roger@eyesopen.com>
5114 PR tree-optimization/19917
5115 * tree-eh.c (tree_could_trap_p): Consider calls to weak functions
5116 to be potentially trapping.
5118 2005-02-17 Kazu Hirata <kazu@cs.umass.edu>
5120 * libgcc2.c, tree-vect-analyze.c: Fix comment typos.
5122 2005-02-17 Andreas Krebbel <krebbel1@de.ibm.com>
5124 * builtins.c (expand_builtin_return_addr): Remove tem parameter.
5125 tem becomes a local variable which is set to the value of the
5126 back end defined INITIAL_FRAME_ADDRESS macro.
5127 (expand_builtin_frame_address): Omit the base parameter to
5128 expand_builtin_return_addr.
5129 (expand_builtin_profile_func): Likewise.
5130 * config/s390/s390.h (INITIAL_FRAME_ADDRESS_RTX): Define new macro.
5131 (DYNAMIC_CHAIN_ADDRESS): Remove the case for the initial frame.
5132 * doc/tm.texi: Documentation for INITIAL_FRAME_ADDRESS_RTX added.
5134 2005-02-17 Jakub Jelinek <jakub@redhat.com>
5136 * config/s390/s390.c (s390_alloc_pool, s390_free_pool,
5137 s390_chunkify_start): Use BITMAP_ALLOC and BITMAP_FREE.
5138 * config/frv/frv.c (frv_function_epilogue): Likewise.
5140 2005-02-17 Daniel Berlin <dberlin@dberlin.org>
5142 * lambda-code (perfect_nestify): Remove mark/unmark
5144 * tree-loop-linear.c (linear_transform_loops): Add
5145 rewrite_into_ssa call so that ssa is correct for
5146 rewriting into loop closed.
5148 2005-02-17 Nathan Sidwell <nathan@codesourcery.com>
5150 * bitmap.h (BITMAP_XMALLOC, BITMAP_XFREE): Remove.
5151 * bb-reorder.c (duplicate_computed_gotos): Use BITMAP_ALLOC and
5153 * bt-load.c (btr_def_live_range, combine_btr_defs,
5154 migrate_btr_def, migrate_btr_defs): Likewise.
5155 * cfgcleanup.c (thread_jump): Likewise.
5156 * cfgloop.c (get_loop_body_in_bfs_order): Likewise.
5157 * df.c (df_insn_table_realloc, df_bitmaps_alloc, df_bitmaps_free,
5158 df_alloc, df_free, df_du_chain_create, df_bb_rd_local_compute,
5159 df_rd_local_compute, df_reg_info_compute): Likewise.
5160 * dominance.c (init_dom_info, free_dom_info): Likewise.
5161 * flow.c (init_propagate_block_info,
5162 free_propagate_block_info): Likewise.
5163 * gcse.c (alloc_gcse_mem, free_gcse_mem): Likewise.
5164 * global.c (allocate_bb_info, free_bb_info, calculate_reg_pav,
5165 modify_reg_pav): Likewise.
5166 * loop-invariant.c (find_defs, find_invariant_insn,
5167 find_invariants, free_inv_motion_data): Likewise.
5168 * predict.c (tree_predict_by_opcode,
5169 estimate_bb_frequencies): Likewise.
5170 * stmt.c (expand_case): Likewise.
5171 * tree-cfg.c (tree_duplicate_sese_region): Likewise.
5172 * tree-dfa.c (mark_new_vars_to_rename): Likewise.
5173 * tree-if-conv.c (get_loop_body_in_if_conv_order): Likewise.
5174 * tree-into-ssa.c (insert_phi_nodes_for, def_blocks_free,
5175 get_def_blocks_for, mark_def_site_blocks, rewrite_into_ssa,
5176 rewrite_ssa_into_ssa): Likewise.
5177 * tree-optimize.c (tree_rest_of_compilation): Likewise.
5178 * tree-outof-ssa.c (new_temp_expr_table, free_temp_expr_table,
5179 analyze_edges_for_bb, perform_edge_inserts): Likewise.
5180 * tree-scalar-evolution.c (scev_initialize, scev_finalize): Likewise.
5181 * tree-sra.c (tree_sra): Likewise.
5182 * tree-ssa-alias.c (init_alias_info, delete_alias_info): Likewise.
5183 * tree-ssa-ccp.c (ccp_fold_builtin): Likewise.
5184 * tree-ssa-dce.c (tree_dce_init, tree_dce_done): Likewise.
5185 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Likewise.
5186 * tree-ssa-dse.c (tree_ssa_dse): Likewise.
5187 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_var):
5189 * tree-ssa-live.c (new_tree_live_info, delete_tree_live_info,
5190 calculate_live_on_entry, calculate_live_on_exit,
5191 build_tree_conflict_graph): Likewise.
5192 * tree-ssa-loop-ivopts.c (tree_ssa_iv_optimize_init, record_use,
5193 record_important_candidates, set_use_iv_cost, find_depends,
5194 determine_use_iv_costs, iv_ca_new, iv_ca_free, free_loop_data,
5195 tree_ssa_iv_optimize_finalize): Likewise.
5196 * tree-ssa-loop-manip.c (add_exit_phis_var, get_loops_exit,
5197 find_uses_to_rename_use, rewrite_into_loop_closed_ssa,
5198 tree_duplicate_loop_to_header_edge): Likewise.
5199 * tree-ssa-pre.c (init_pre, fini_pre): Likewise.
5200 * tree-ssa.c (verify_flow_insensitive_alias_info,
5201 verify_name_tags, verify_ssa, init_tree_ssa,
5202 delete_tree_ssa): Likewise.
5203 * tree-ssanames.c (marked_ssa_names, init_ssanames,
5204 fini_ssanames): Likewise.
5205 * tree-vectorizer.c (slpeel_tree_peel_loop_to_edge): Likewise.
5207 2005-02-17 Ralf Corsepius <ralf.corsepius@rtems.org>
5209 * config/rs6000/t-rtems: Completely reworked.
5211 2005-02-17 Ira Rosen <irar@il.ibm.com>
5213 * tree-data-ref.c (array_base_name_differ_p): Remove gcc_assert.
5215 2005-02-17 Ira Rosen <irar@il.ibm.com>
5217 * tree-vect-analyze.c (vect_analyze_pointer_ref_access): Use
5218 POINTER_TYPE_P when checking that type is a pointer.
5219 (vect_get_memtag): Remove.
5220 (vect_address_analysis): Use POINTER_TYPE_P. Call
5221 vect_object_analysis with dummy parameter for memtag.
5222 (vect_object_analysis): Extract memtag (functionality that
5223 used to be in vect_get_memtag and moved here). Fix printings.
5224 (vect_analyze_data_refs): Fix comment. Call vect_object_analysis
5225 with correct parameters. Remove call to vect_get_memtag.
5227 2005-02-17 Dorit Naishlos <dorit@il.ibm.com>
5229 * Makefile.in (tree-vect-analyze.o, tree-vect-transform.o): New.
5230 (tree-vectorizer.o): Added missing dependencies.
5232 * tree-vectorizer.h (vect_dump, vect_verbosity_level): Added extern
5234 (slpeel_tree_peel_loop_to_edge): Function externalized (had a static
5235 declaration in tree-vectorizer.c, now has an extern declaration in
5237 (slpeel_make_loop_iterate_ntimes, slpeel_can_duplicate_loop_p,
5238 slpeel_verify_cfg_after_peeling, vect_strip_conversion,
5239 get_vectype_for_scalar_type, vect_is_simple_use,
5240 vect_is_simple_iv_evolution, vect_can_force_dr_alignment_p,
5241 vect_supportable_dr_alignment, new_loop_vec_info, destroy_loop_vec_info,
5242 new_stmt_vec_info, vect_analyze_loop, vectorizable_load,
5243 vectorizable_store, vectorizable_operation, vectorizable_assignment,
5244 vect_transform_loop, vect_print_dump_info, vect_set_verbosity_level,
5245 find_loop_location): Likewise.
5247 * tree-vectorizer.c (langhooks.h): #include removed.
5248 (slpeel_tree_peel_loop_to_edge): Function externalized. Declaration
5249 moved to tree-vectorized.h.
5250 (slpeel_make_loop_iterate_ntimes, slpeel_can_duplicate_loop_p,
5251 slpeel_verify_cfg_after_peeling, vect_strip_conversion,
5252 get_vectype_for_scalar_type, vect_is_simple_use,
5253 vect_is_simple_iv_evolution, vect_can_force_dr_alignment_p,
5254 vect_supportable_dr_alignment, new_loop_vec_info,
5255 destroy_loop_vec_info, new_stmt_vec_info, vect_print_dump_info,
5256 vect_set_verbosity_level, find_loop_location): Likewise.
5258 (vect_analyze_loop): Function externalized. Declaration moved to
5259 tree-vectorized.h. Function definition moved to tree-vect-analyze.c.
5260 (vect_analyze_loop_form): Moved to tree-vect-analyze.c.
5261 (vect_mark_stmts_to_be_vectorized, vect_analyze_scalar_cycles,
5262 vect_analyze_data_ref_accesses, vect_analyze_data_ref_dependences,
5263 vect_analyze_data_refs_alignment, vect_compute_data_refs_alignment,
5264 vect_enhance_data_refs_alignment, vect_analyze_operations,
5265 exist_non_indexing_operands_for_use_p, vect_mark_relevant,
5266 vect_stmt_relevant_p, vect_get_loop_niters,
5267 vect_analyze_data_ref_dependence, vect_compute_data_ref_alignment,
5268 vect_analyze_data_ref_access, vect_analyze_pointer_ref_access,
5269 vect_can_advance_ivs_p, vect_get_ptr_offset, vect_analyze_offset_expr,
5270 vect_base_addr_differ_p, vect_object_analysis, vect_address_analysis,
5271 vect_get_memtag): Likewise.
5273 (vectorizable_load): Function externalized. Declaration moved to
5274 tree-vectorized.h. Function definition moved to tree-vect-transform.c.
5275 (vectorizable_store, vectorizable_operation, vectorizable_assignment,
5276 vect_transform_loop): Likewise.
5277 (vect_transform_stmt): Moved to tree-vect-transform.c.
5278 (vect_align_data_ref, vect_create_destination_var,
5279 vect_create_data_ref_ptr, vect_create_index_for_vector_ref,
5280 vect_create_addr_base_for_vector_ref, vect_get_new_vect_var,
5281 vect_get_vec_def_for_operand, vect_init_vector,
5282 vect_finish_stmt_generation, vect_generate_tmps_on_preheader,
5283 vect_build_loop_niters, vect_update_ivs_after_vectorizer,
5284 vect_gen_niters_for_prolog_loop, vect_update_inits_of_dr,
5285 vect_update_inits_of_drs, vect_do_peeling_for_alignment,
5286 vect_do_peeling_for_loop_bound): Likewise.
5288 * tree-vect-analyze.c: New file.
5289 * tree-vect-transform.c: New file.
5291 2005-02-17 Jason Merrill <jason@redhat.com>
5293 PR mudflap/19319, c++/19317
5294 * gimplify.c (gimplify_modify_expr_rhs) [CALL_EXPR]: Make return
5297 2005-02-17 Gerald Pfeifer <gerald@pfeifer.com>
5299 * doc/install.texi (Specific): Update link for Darwin-specific
5302 2005-02-16 James A. Morrison <phython@gcc.gnu.org>
5304 * fold-const.c (invert_truthvalue): <INTEGER_CST>: Call
5305 constant_boolean_node.
5307 2005-02-16 David Edelsohn <edelsohn@gnu.org>
5310 * config/rs6000/t-aix43 (SHLIB_MAPFILES): Add libgcc-ppc64.ver.
5311 * config/rs6000/t-aix52 (SHLIB_MAPFILES): Same.
5313 2005-02-16 Richard Henderson <rth@redhat.com>
5316 * libgcc2.c (WORD_SIZE): Remove all definitions; replace uses
5318 (HIGH_WORD_COEFF, HIGH_HALFWORD_COEFF): Remove all definitions;
5319 replace uses with Wtype_MAXp1_F.
5320 (L_fixunstfdi, L_fixtfdi, L_floatditf, L_fixunsxfdi, L_fixxfdi,
5321 L_floatdixf, L_fixunsxfsi, L_fixunsdfdi, L_floatdidf, L_fixunsdfsi,
5322 L_powidf2, L_powixf2, L_powitf2, L_muldc3, L_divdc3, L_mulxc3,
5323 L_divxc3, L_multc3, L_divtc3): Protect with HAVE_DFMODE, HAVE_XFMODE,
5324 and HAVE_TFMODE as appropriate.
5325 (__fixunssfDI): Provide an implementation that doesn't need DFmode.
5326 (__floatdisf): Likewise.
5327 * libgcc2.h (LIBGCC2_DOUBLE_TYPE_SIZE): New.
5328 (HAVE_DFMODE, HAVE_XFMODE, HAVE_TFMODE): New.
5329 (Wtype_MAXp1_F): New.
5330 (DFtype, DCtype, __fixdfdi, __floatdidf, __fixunsdfSI, __fixunsdfDI,
5331 __powidf2, __divdc3, __muldc3): Protect with HAVE_DFMODE.
5333 2005-02-16 Richard Earnshaw <rearnsha@arm.com>
5336 * arm.c (arm_apply_result_size): New function.
5337 * arm.h (APPLY_RESULT_SIZE): Define.
5338 * arm-protos.h (arm_apply_result_size): Add prototype.
5339 * arm.md (RO_REGNUM, FPA_F0_REGNUM, FPA_F7_REGNUM): New constants.
5340 (movxf): New expand.
5341 (ldmsi_postinc4_thumb, stmsi_postinc4_thumb): New patterns for Thumb.
5342 (call_value_symbol): Remove predicate for operand 0.
5343 (call_value_insn, sibcall_value, sibcall_value_insn): Likewise.
5344 (untyped_call): Rework to correclty return values for any type.
5345 (untyped_return): New expand.
5346 * fpa.md (movxf_fpa): Simplify and use sfm/lfm when appropriate.
5348 2005-02-16 Stan Shebs <shebs@apple.com>
5350 * config.gcc (powerpc-*-darwin*): Use fragment for Darwin 8 or later.
5351 * config/rs6000/t-darwin8: New, for 64-bit multilib.
5353 2005-02-16 Eric Botcazou <ebotcazou@libertysurf.fr>
5355 * doc/install.texi (sparc-sun-solaris2*): Document required GMP
5356 configure settings on Solaris 7 and later.
5358 2005-02-16 Diego Novillo <dnovillo@redhat.com>
5360 PR tree-optimization/19865
5361 * tree-optimize.c (init_tree_optimization_passes): Run
5362 pass_may_alias after pass_sra.
5364 2005-02-16 Richard Henderson <rth@redhat.com>
5365 Stuart Hastings <stuart@apple.com>
5368 * dbxout.c (dbxout_function_end): Take decl parameter; update callers.
5369 Do nothing if debug info suppressed for this function.
5370 (dbxout_begin_function): Early exit if debug info suppressed for
5373 2005-02-16 Kazu Hirata <kazu@cs.umass.edu>
5376 * config/ip2k/ip2k.c (ip2k_reorg): Adjust calls to
5378 * config/sh/sh.c (sh_output_mi_thunk): Likewise.
5380 PR tree-optimization/19967
5381 * builtins.c (expand_builtin_strstr, expand_builtin_strpbrk,
5382 expand_builtin_strchr, expand_builtin_strrchr): Take a new
5383 argument TYPE. Adjust calls to fold_builtin_XXX.
5384 (expand_builtin, fold_builtin_1): Adjust calls to
5386 (fold_builtin_strchr, fold_builtin_strpbrk,
5387 fold_builtin_strstr, fold_builtin_strrchr): Convert the folded
5388 result to a requested type TYPE.
5390 2005-02-16 Jakub Jelinek <jakub@redhat.com>
5393 * fold-const.c (fold): Don't optimize (T)(x & cst) to
5394 (T)x & (T)cst if (T)cst overflows.
5395 * convert.c (convert_to_integer) <case POINTER_TYPE>: Pass
5396 TYPE_UNSIGNED (type) as type_for_size's UNSIGNEDP argument.
5398 2005-02-15 Jeff Law <law@redhat.com>
5400 * gcse.c (blocks_with_calls): New bitmap.
5401 (alloc_gcse_mem): Allocate it.
5402 (free_gcse_mem): Free it.
5403 (clear_modifY_mem_tables): Clear it.
5404 (record_last_mem_set_info): Set the proper bit in BLOCK_WITH_CALLS
5405 when we encounter CALL_INSNs.
5406 (compute_transp, case MEM): Handle blocks with calls separate
5407 from blocks without calls. Use bitmap iterators rather than
5410 2005-02-15 Peter O'Gorman <peter@pogma.com>
5413 * mklibgcc.in (vis_hide): Use a temporary object file, not
5416 2005-02-15 Andy Hutchinson <HutchinsonAndy@netscape.net>
5419 * config/avr/avr.h (MODES_TIEABLE_P): Define to 1 to allow subreg
5420 access optimization.
5422 2005-02-15 David Edelsohn <edelsohn@gnu.org>
5423 Alan Modra <amodra@bigpond.net.au>
5426 * config/rs6000/darwin-ldouble.c (_xlqadd): Rename to __gcc_qadd.
5427 (_xlqsub): Rename to __gcc_qsub.
5428 (_xlqmul): Rename to __gcc_qmul.
5429 (_xlqdiv): Rename to __gcc_qdiv.
5430 Provide versioned symbol aliases with old names.
5431 * config/rs6000/libgcc-ppc64.ver: Rename symbols.
5432 * config/rs6000/rs6000.c (rs6000_init_libfuncs): Rename symbols.
5433 * config/rs6000/t-aix43 (LIB2FUNCS_EXTRA): New.
5434 * config/rs6000/t-aix52 (LIB2FUNCS_EXTRA): New.
5435 * config/rs6000/t-newas (LIB2FUNCS_EXTRA): New.
5437 2005-02-15 James A. Morrison <phython@gcc.gnu.org>
5439 * fold-const.c (fold): Fold -(~A) to A + 1. Fold ~(-A) to A - 1.
5440 Fold ~(A - 1) and ~(A + -1) to -A.
5442 2005-02-15 James A. Morrison <phython@gcc.gnu.org>
5446 * config/host-linux.c (linux_gt_pch_use_address): Copy from
5447 config/pa/pa-host.c:pa_gt_pch_use_address.
5449 2005-02-15 Daniel Berlin <dberlin@dberlin.org>
5451 * tree-vn.c (get_value_handle): Make sure that given an
5452 is_gimple_min_invariant expression, we always return it.
5454 2005-02-15 Kazu Hirata <kazu@cs.umass.edu>
5456 * passes.c (rest_of_handle_gcse): Fix a comment.
5458 2005-02-15 Jeff Law <law@redhat.com>
5460 * gcse.c (canon_modify_mem_set_list_set): Kill unnecessary
5462 (alloc_gcse_mem, free_gcse_mem): Corresponding changes.
5463 (canon_list_insert, record_last_mem_set_info): Similarly.
5464 (clear_modify_mem_tables): Similarly.
5466 2005-02-15 Kazu Hirata <kazu@cs.umass.edu>
5468 * bitmap.c, bitmap.h, lambda-code.c, tree-dfa.c, tree-dump.c,
5469 tree-dump.h, tree-ssa-loop-manip.c, value-prof.c,
5470 config/mips/mips.md, config/rs6000/aix.h,
5471 config/rs6000/beos.h, config/rs6000/sysv4.h: Update copyright.
5473 2005-02-15 Richard Henderson <rth@redhat.com>
5475 * bb-reorder.c (find_traces_1_round): Force fallthru edge from a
5476 call to be best_edge.
5478 2005-02-14 Kazu Hirata <kazu@cs.umass.edu>
5480 * basic-block.h: Adjust the prototype for find_basic_blocks.
5481 * cfgbuild.c (find_basic_blocks): Remove unused arguments.
5482 * passes.c (rest_of_handle_loop_optimize): Adjust the call to
5485 * flow.c (recompute_reg_usage): Remove all arguments.
5486 * passes.c (rest_of_compilation): Adjust the call to
5487 recompute_reg_usage.
5488 * rtl.h: Adjust the prototype for recompute_reg_usage.
5490 2005-02-14 Daniel Berlin <dberlin@dberlin.org>
5492 * tree-dump.c (dump_files): Update to reflect new member
5494 (dump_register): Add new argument.
5496 (dump_switch_p_1): Check against glob name if doglob was passed.
5497 (dump_switch_p): Check against regular first, then glob if
5498 we didn't have any hits on the dump name.
5499 * tree-optimize.c (register_one_dump_file):
5500 Pass in glob name as well.
5501 * tree-pass.h (struct dump_file_info): Add glob
5504 2005-02-14 Joseph S. Myers <joseph@codesourcery.com>
5506 PR preprocessor/16323
5507 * doc/invoke.texi: Document that -Wendif-labels is on by default.
5509 2005-02-14 David Edelsohn <edelsohn@gnu.org>
5512 * config/rs6000/rs6000.md (trunctfdf2): Change to define_expand.
5513 (trunctfdf2_internal1): New.
5514 (trunctfdf2_internal2): Renamed from trunctfdf2.
5516 2005-02-14 Diego Novillo <dnovillo@redhat.com>
5518 PR tree-optimization/19853
5519 * tree-dfa.c (add_referenced_var): Always examine DECL_INITIAL.
5521 2005-02-14 Kazu Hirata <kazu@cs.umass.edu>
5523 * passes.c (rest_of_handle_loop_optimize): Remove calls to
5524 delete_dead_jumptables and cleanup_cfg.
5526 2005-02-14 Ulrich Weigand <uweigand@de.ibm.com>
5528 * reload.c (find_reloads): Swap address_reloaded flags when
5529 swapping commutative operands.
5531 2005-02-14 Sebastian Pop <pop@cri.ensmp.fr>
5533 * lambda-code.c (lambda_loopnest_to_gcc_loopnest, perfect_nestify):
5534 Use standard_iv_increment_position for computing the bsi position
5536 * tree-ssa-loop-manip.c (create_iv): Add a comment on how to compute
5539 2005-02-13 Zdenek Dvorak <dvorakz@suse.cz>
5542 * cfgrtl.c (safe_insert_insn_on_edge): Avoid extending
5543 life range of hard registers.
5544 * value-prof.c (insn_prefetch_values_to_profile): Only
5547 * value-prof.c (rtl_find_values_to_profile): Do not look for values to
5548 profile in libcalls.
5550 2005-02-13 Nathan Sidwell <nathan@codesourcery.com>
5552 * bitmap.h (bitmap_and_compl_into): Return bool.
5553 * bitmap.c (bitmap_and_compl_into): Return changed flag.
5555 2005-02-13 James A. Morrison <phython@gcc.gnu.org>
5557 PR tree-optimization/19944
5558 * fold-const.c (fold): Re-add ABS_EXPR folding.
5560 2005-02-13 David Edelsohn <edelsohn@gnu.org>
5563 * config/rs6000/aix.h ({TARGET,MASK}_XL_CALL): Rename to
5564 {TARGET,MASK}_XL_COMPAT.
5565 (SUBTARGET_SWITCHES): Rename xl-call to xl-compat. Use
5567 * config/rs6000/beos.h ({TARGET,MASK}_XL_CALL): Remove.
5568 * config/rs6000/rs6000.c (function_arg): Change TARGET_XL_CALL to
5570 (rs6000_arg_partial_bytes): Same.
5571 (rs6000_generate_compare): Generate PARALLEL for compare if TFmode
5572 and XL compatibility enabled.
5573 * config/rs6000/rs6000.h (TARGET_XL_CALL): Rename to TARGET_XL_COMPAT.
5574 * config/rs6000/rs6000.md (cmptf_internal1): Add !TARGET_XL_COMPAT
5575 test to final condition.
5576 (cmptf_internal2): New.
5577 * doc/invoke.texi (RS/6000 Subtarget Options): Change xl-call to
5578 xl-compat. Add TFmode information to description.
5580 2005-02-13 Kazu Hirata <kazu@cs.umass.edu>
5582 * flags.h, read-rtl.c, tree-ssa-live.h: Update copyright.
5584 2005-02-13 Jason Merrill <jason@redhat.com>
5587 * fold-const.c (fold_indirect_ref_1): Split out from...
5588 (build_fold_indirect_ref): Here.
5589 (fold_indirect_ref): New fn.
5590 * tree.h: Declare it.
5591 * gimplify.c (gimplify_compound_lval): Call fold_indirect_ref.
5592 (gimplify_modify_expr_rhs): Likewise.
5593 (gimplify_expr): Likewise.
5595 2005-02-13 James A. Morrison <phython@gcc.gnu.org>
5597 PR tree-optimization/14303
5598 PR tree-optimization/15784
5599 * fold-const.c (fold): Fold ABS_EXPR<x> >= 0 to true, when possible.
5600 Fold ABS_EXPR<x> < 0 to false. Fold ABS_EXPR<x> == 0 to x == 0 and
5601 ABS_EXPR<x> != 0 to x != 0.
5603 2005-02-12 Kazu Hirata <kazu@cs.umass.edu>
5605 * c-tree.h, combine.c, expmed.c, flow.c, libgcc2.c,
5606 simplify-rtx.c, tree-ssa-live.h: Fix comment typos. Follow
5607 spelling conventions.
5609 * passes.c (rest_of_handle_gcse): Don't run cse_main and
5610 delete_trivially_dead_insns too many times.
5612 * passes.c (rest_of_handle_gcse): Remove dead assignments to
5615 2005-02-12 Ira Rosen <irar@il.ibm.com>
5617 * tree-vectorizer.c (vect_get_base_and_offset): Remove.
5618 (vect_is_simple_iv_evolution): Remove redundant parameter
5620 (vect_analyze_scalar_cycles): Call vect_is_simple_iv_evolution
5621 without last parameter.
5622 (vect_analyze_pointer_ref_access): Get access_fn as parameter.
5623 Return pointer step. Call vect_is_simple_iv_evolution without
5624 last parameter. Check only that the step is multiple of size
5625 type. Remove stmt_vinfo updates.
5626 (vect_get_memtag_and_dr): Remove.
5627 (vect_get_memtag): New function.
5628 (vect_address_analysis): New function.
5629 (vect_object_analysis): New function.
5630 (vect_analyze_data_refs): Call vect_object_analysis and
5631 vect_get_memtag. Update stmt_vinfo fields.
5633 2005-02-12 Ira Rosen <irar@il.ibm.com>
5635 * tree-data-ref.c (array_base_name_differ_p): Check that the bases
5636 exist and are objects. Remove checks for pointer.
5637 * tree-vectorizer.c (vect_create_addr_base_for_vector_ref): Use
5638 STMT_VINFO_VECT_DR_BASE_ADDRESS instead of DR_BASE_NAME.
5639 (vect_create_data_ref_ptr): Likewise.
5640 (vect_base_addr_differ_p): New function.
5641 (vect_analyze_data_ref_dependence): Call vect_base_addr_differ_p.
5642 (vect_analyze_pointer_ref_access): Add output parameter - ptr_init.
5643 Don't set the DR_BASE_NAME field of data-ref.
5644 (vect_get_memtag_and_dr): Use ptr_init instead of DR_BASE_NAME.
5646 2005-02-12 Uros Bizjak <uros@kss-loka.si>
5648 * optabs.h (enum optab_index): Add new OTI_ldexp.
5649 (ldexp_optab): Define corresponding macro.
5650 * optabs.c (init_optabs): Initialize ldexp_optab.
5651 * genopinit.c (optabs): Implement ldexp_optab using ldexp?f3
5653 * builtins.c (expand_builtin_mathfn_2): Handle BUILT_IN_LDEXP{,F,L}
5655 (expand_builtin): Expand BUILT_IN_LDEXP{,F,L} using
5656 expand_builtin_mathfn_2 if flag_unsafe_math_optimizations is set.
5658 * config/i386/i386.md (ldexpsf3, ldexpdf3, ldexpxf3): New expanders
5659 to implement ldexpf, ldexp and ldexpl built-ins as inline x87
5662 2005-02-12 Ira Rosen <irar@il.ibm.com>
5664 * tree-vectorizer.h (struct _stmt_vec_info): Rename a field: base
5666 * tree-vectorizer.c (new_stmt_vec_info): Rename the above field of
5668 (vect_get_base_and_offset): Always return an address.
5669 (vect_create_addr_base_for_vector_ref): Remove treatment for
5670 different data reference types.
5671 (vect_compute_data_ref_alignment): Rename base to base_address in
5672 stmt_vec_info. Get the object in order to force its alignment.
5673 (vect_get_memtag_and_dr): Rename base to base_address in
5674 stmt_vec_info. Extract the object for memtag analysis.
5676 2005-02-12 Hans-Peter Nilsson <hp@axis.com>
5678 PR regression/19898.
5679 * config/cris/cris.c (cris_notice_update_cc): When testing if insn
5680 changes cc_status, use apply modified_in_p to part of cc_status
5681 and insn, not cris_reg_overlap_mentioned_p on SET_DEST of insn
5684 2005-02-11 Richard Henderson <rth@redhat.com>
5686 * tree-complex.c (expand_complex_libcall): New.
5687 (expand_complex_multiplication): Use it for c99 compliance.
5688 (expand_complex_division): Likewise.
5689 * fold-const.c (fold_complex_add, fold_complex_mult): New.
5691 * builtins.c (built_in_names): Remove const.
5692 * tree.c (build_common_builtin_nodes): Build complex arithmetic
5694 * tree.h (BUILT_IN_COMPLEX_MUL_MIN, BUILT_IN_COMPLEX_MUL_MAX): New.
5695 (BUILT_IN_COMPLEX_DIV_MIN, BUILT_IN_COMPLEX_DIV_MAX): New.
5696 (built_in_names): Remove const.
5697 * c-common.c (c_common_type_for_mode): Handle complex modes.
5698 * flags.h, toplev.c (flag_complex_method): Rename from
5699 flag_complex_divide_method.
5700 * libgcc2.c (__divsc3, __divdc3, __divxc3, __divtc3,
5701 __mulsc3, __muldc3, __mulxc3, __multc3): New.
5702 * libgcc2.h: Declare them.
5703 * libgcc-std.ver: Export them.
5704 * mklibgcc.in (lib2funcs): Build them.
5706 2005-02-11 Steven Bosscher <stevenb@suse.de>
5708 PR tree-optimization/19876
5709 Partially revert my change from 2005-01-14
5710 * tree-ssa-pre.c (compute_antic_aux): Make recursive once again...
5711 (compute_antic): ...and remove the loop here.
5713 2005-02-11 Jakub Jelinek <jakub@redhat.com>
5716 * fold-const.c (make_bit_field_ref): If bitpos == 0 and bitsize
5717 is number of inner's bits, avoid creating a BIT_FIELD_REF.
5719 * config/rs6000/sysv4.h (ENDFILE_LINUX_SPEC): Use crtendS.o instead of
5720 crtend.o if -pie. Use %{x:a;:b} spec syntax.
5722 2005-02-11 Daniel Jacobowitz <dan@codesourcery.com>
5724 * config/mips/linux-unwind.h (mips_fallback_frame_state): Adjust
5725 offsets for the big-endian 32-bit case.
5727 2005-02-11 Joseph S. Myers <joseph@codesourcery.com>
5729 * config/ia64/hpux.h (WCHAR_TYPE, WCHAR_TYPE_SIZE): Define.
5731 2005-02-11 Dale Johannesen <dalej@apple.com>
5733 * cselib.c (cselib_process_insn): Clear out regs where
5734 HARD_REGNO_CALL_PART_CLOBBERED is true at a call.
5735 * reload.c (find_equiv_reg): Ditto.
5737 2005-02-11 Ian Lance Taylor <ian@airs.com>
5739 * read-rtl.c (read_rtx_1): Give fatal error if we see a vector
5742 * tree.c (build_function_type_list): Work correctly if there are
5745 2005-02-11 Ulrich Weigand <uweigand@de.ibm.com>
5747 * config/s390/s390.md ("*cmpdi_cct", "*cmpsi_cct", "*cmpdi_ccs",
5748 "*cmpsi_ccs"): Use %h instead of %c to print immediate operand.
5749 ("*zero_extendhisi2_64", "*zero_extendhisi2_31"): Choose based on
5750 TARGET_ZARCH instead of TARGET_64BIT.
5752 2005-02-11 Ralf Corsepius <ralf.corsepius@rtems.org>
5754 * config/rs6000/t-rtems:
5755 (MULTILIB_OPTIONS): Remove mcpu=602.
5756 (MUTLILIB_DIRNAMES): Remove m602.
5757 (MULTILIB_MATCHES): Add ${MULTILIB_MATCHES_FLOAT}.
5758 Let mcpu=602 match mcpu=603.
5759 (MULTILIB_NEW_EXCEPTIONS_ONLY): Add mcpu=601, mcpu=602, mcpu=m603.
5761 2005-02-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5763 * pa/linux-unwind.h (pa32_fallback_frame_state): Handle misaligned
5766 2005-02-10 David Daney <ddaney@avtrex.com>
5768 * config/alpha/linux-unwind.h: Add exception clause to copyright.
5769 * config/i386/linux-unwind.h: Likewise.
5770 * config/ia64/linux-unwind.h: Likewise.
5771 * config/mips/linux-unwind.h: Likewise.
5772 * config/pa/linux-unwind.h: Likewise.
5773 * config/rs6000/linux-unwind.h: Likewise.
5774 * config/s390/linux-unwind.h: Likewise.
5775 * config/sh/linux-unwind.h: Likewise.
5776 * config/sparc/linux-unwind.h: Likewise.
5778 2005-02-10 Steven Bosscher <stevenb@suse.de>
5780 PR tree-optimization/17549
5781 * tree-outof-ssa.c (find_replaceable_in_bb): Do not allow
5782 TER to replace a DEF with its expression if the DEF and the
5783 rhs of the expression we replace into have the same root
5786 2005-02-10 Richard Sandiford <rsandifo@redhat.com>
5788 * config/mips/mips.md: Fix the placement of the match_scratch in the
5791 2005-02-10 Kazu Hirata <kazu@cs.umass.edu>
5793 * cse.c, tree-ssa-loop-ivopts.c, config/rs6000/linux-unwind.h:
5796 2005-02-10 Zdenek Dvorak <dvorakz@suse.cz>
5798 * tree-ssa-loop-ivopts.c (determine_base_object): Ignore casts.
5799 (strip_offset): Handle addresses.
5800 (add_address_candidates): Use strip_offset.
5801 (difference_cost): Reflect strip_offset change.
5802 (force_var_cost, difference_cost): Strip nops.
5804 2005-02-10 Kazu Hirata <kazu@cs.umass.edu>
5806 * df.h (DF_REF_MODE_CHANGE, DF_REF_MEM_OK): Remove.
5808 * builtins.def, haifa-sched.c, libgcc2.c, libgcc2.h,
5809 tree-ssa-loop-ivcanon.c, tree-ssa-loop-niter.c,
5810 config/cris/cris-protos.h, config/cris/cris.c: Update
5813 2005-02-10 Jeff Law <law@redhat.com>
5815 * tree-ssa-dom.c (thread_across_edge): Use xmalloc, not xcalloc.
5816 (lookup_avail_expr): Similarly.
5818 2005-02-10 Richard Guenther <rguenth@gcc.gnu.org>
5820 * builtins.c (fold_builtin_powi): New function.
5821 (fold_builtin_1): Call it.
5823 2005-02-10 Steven Bosscher <stevenb@suse.de>
5825 PR documentation/19309
5826 * doc/cpp.texi: The __GNUC__ and related predefined macros
5827 are also defined for the "standalone" cpp.
5828 Some non-GCC compilers may also define __GNUC__.
5830 2005-02-10 Jakub Jelinek <jakub@redhat.com>
5833 * c-typeck.c (common_type): New routine. Old common_type renamed
5835 (c_common_type): ...this.
5836 (build_conditional_expr, build_binary_op): Use c_common_type instead
5839 2005-02-10 Steven Bosscher <stevenb@suse.de>
5841 * doc/md.texi: Replace @samp{length} with @code{length}.
5843 2005-02-09 Zdenek Dvorak <dvorakz@suse.cz>
5845 PR tree-optimization/18687
5846 * tree-flow.h (find_loop_niter): Declare.
5847 * tree-ssa-loop-ivcanon.c (canonicalize_loop_induction_variables):
5848 Try using scev even for loops with more than one exit.
5849 * tree-ssa-loop-ivopts.c (struct loop_data): Removed niter field.
5850 (struct ivopts_data): Added niters field.
5851 (struct nfe_cache_elt): New.
5852 (nfe_hash, nfe_eq, niter_for_exit, niter_for_single_dom_exit): New
5854 (tree_ssa_iv_optimize_init): Initialize niters cache.
5855 (determine_number_of_iterations): Removed.
5856 (find_induction_variables): Do not call determine_number_of_iterations.
5857 Access niters for single exit through niter_for_single_dom_exit.
5858 (add_iv_outer_candidates): Access niters for single exit through
5859 niter_for_single_dom_exit.
5860 (may_eliminate_iv): Take data argument. Use niter_for_exit. Do not use
5861 number_of_iterations_cond.
5862 (iv_period): New function.
5863 (determine_use_iv_cost_condition): Pass data to may_eliminate_iv.
5864 (may_replace_final_value): Take data argument. Use
5865 niter_for_single_dom_exit.
5866 (determine_use_iv_cost_outer): Pass data to may_replace_final_value.
5867 (rewrite_use_compare): Pass data to may_eliminate_iv.
5868 (rewrite_use_outer): Pass data to may_replace_final_value.
5869 (free_loop_data): Clean up the niters cache.
5870 (tree_ssa_iv_optimize_finalize): Free the niters cache.
5871 (tree_ssa_iv_optimize_loop): Do not call loop_commit_inserts.
5872 * tree-ssa-loop-niter.c (find_loop_niter): New function.
5873 (find_loop_niter_by_eval): Use tree_int_cst_lt.
5874 (num_ending_zeros): Moved to tree.c.
5875 * tree.h (num_ending_zeros): Declare.
5876 * tree.c (num_ending_zeros): Moved from tree.c.
5878 2005-02-09 Richard Henderson <rth@redhat.com>
5880 * builtins.c (DEF_BUILTIN): Add COND argument.
5881 * tree.h (DEF_BUILTIN): Likewise.
5882 * builtins.def (DEF_GCC_BUILTIN, DEF_LIB_BUILTIN, DEF_EXT_LIB_BUILTIN,
5883 DEF_C94_BUILTIN, DEF_C99_BUILTIN, DEF_C99_C90RES_BUILTIN): Update to
5885 (DEF_BUILTIN_STUB): New.
5886 (BUILT_IN_STACK_SAVE, BUILT_IN_STACK_RESTORE, BUILT_IN_INIT_TRAMPOLINE,
5887 BUILT_IN_ADJUST_TRAMPOLINE, BUILT_IN_NONLOCAL_GOTO,
5888 BUILT_IN_PROFILE_FUNC_ENTER, BUILT_IN_PROFILE_FUNC_EXIT): Use it.
5889 * c-common.c (DEF_BUILTIN): Add COND argument.
5890 * tree.c (local_define_builtin): New.
5891 (build_common_builtin_nodes): New.
5893 2005-02-09 Roger Sayle <roger@eyesopen.com>
5895 * fold-const.c (fold_strip_sign_ops): New function to simplify a
5896 floating point expression ignoring the sign of the result.
5897 (fold) <ABS_EXPR>: Use it to simplify fabs(x).
5898 (fold) <MULT_EXPR>: Use it to simplify x*x.
5899 * tree.h (fold_strip_sign_ops): Prototype here.
5900 * builtins.c (fold_builtin_copysign): Take an additional FNDECL
5901 argument. Use fold_strip_sign_ops to simplify the first argument.
5902 (fold_builtin_pow): Use fold_strip_sign_ops to simplify the
5903 first argument when the second argument is an even integer
5904 constant, but only with -funsafe_math_optimizations.
5905 (fold_builtin_1): Update call to fold_builtin_copysign.
5907 2005-02-09 Ian Lance Taylor <ian@airs.com>
5910 * gimple-low.c (try_catch_may_fallthru): In EH_FILTER_EXPR case,
5911 just check whether EH_FILTER_FAILURE falls through.
5913 2005-02-09 Andreas Krebbel <krebbel1@de.ibm.com>
5915 * gcc/haifa-sched.c (schedule_block): Make queued sched group
5916 insns return to ready list in the next turn.
5918 2005-02-09 Richard Guenther <rguenth@gcc.gnu.org>
5921 * builtins.def: New __builtin_powi[lf].
5922 * builtins.c (mathfn_built_in): Handle BUILT_IN_POWI.
5923 (expand_builtin_powi): New function.
5924 (expand_builtin): Dispatch to expand_builtin_powi.
5925 * libgcc2.h: Add prototypes for __builtin_powi[lf].
5926 * libgcc2.c: Add __builtin_powi[lf] implementation.
5927 * mklibgcc.in: Add __builtin_powi[lf] to lib2funcs.
5928 * optabs.h: Add powi_optab.
5929 * optabs.c (init_optabs): Initialize powi_optab.
5930 * doc/extend.texi: Document __builtin_powi[lf].
5932 2005-02-09 Dorit Naishlos <dorit@il.ibm.com>
5934 * tree-vectorizer.c (vect_set_dump_settings): Check that dump_file
5937 2005-02-09 Richard Guenther <rguenth@gcc.gnu.org>
5940 * fold-const.c (try_move_mult_to_index): Remove redundant
5941 type argument. Create ADDR_EXPR with correct type.
5942 (fold): Update callers of try_move_mult_to_index. Convert
5943 result to the appropriate type.
5945 2005-02-09 Roger Sayle <roger@eyesopen.com>
5948 * config/avr/avr.c (default_rtx_costs): Delete.
5949 (avr_operand_rtx_cost): New function.
5950 (avr_rtx_costs): Completely rewrite.
5952 2005-02-08 Hans-Peter Nilsson <hp@axis.com>
5955 * config/cris/cris.c (in_code): New variable.
5956 (cris_output_addr_const): Now a static function, a wrapper for
5958 (cris_asm_output_symbol_ref): New function, broken out SYMBOL_REF
5959 case from old cris_output_addr_const.
5960 (cris_asm_output_label_ref): Similar for LABEL_REF.
5961 (cris_output_addr_const_extra): Similar for UNSPEC.
5962 * config/cris/cris.h (OUTPUT_ADDR_CONST_EXTRA)
5963 (ASM_OUTPUT_SYMBOL_REF, ASM_OUTPUT_LABEL_REF): Define.
5964 * config/cris/cris-protos.h (cris_output_addr_const): Remove
5966 (cris_asm_output_symbol_ref, cris_output_addr_const_extra)
5967 (cris_asm_output_label_ref): Declare.
5969 2005-02-08 Paolo Bonzini <bonzini@gnu.org>
5971 PR preprocessor/19801
5972 * doc/cppinternals.texi (Conventions, Lexer, Files): Adjust
5973 filenames that changed when libcpp was moved to the toplevel.
5975 2005-02-07 Roger Sayle <roger@eyesopen.com>
5977 * simplify-rtx.c (simplify_relational_operation_1): Avoid creating
5978 zero extensions of BImode operands. Call lowpart_subreg instead
5979 of gen_lowpart_common and gen_lowpart_SUBREG.
5981 2005-02-07 Nathanael Nerode <neroden@gcc.gnu.org>
5984 * libada-mk.in: Use cc_for_cross_gnattools, not cc_set_by_configure.
5985 * configure.ac: Set cc_for_cross_gnattools.
5986 * configure: Regenerate.
5988 2005-02-08 Alan Modra <amodra@bigpond.net.au>
5991 * predict.c (PROB_VERY_UNLIKELY): Use 1% instead of 10%.
5993 2005-02-07 Eric Botcazou <ebotcazou@libertysurf.fr>
5996 * dbxout.c (dbxout_symbol) <FUNCTION_DECL>: Skip inline instance
5997 of nested functions.
5999 2005-02-07 Jonathan Wakely <redi@gcc.gnu.org>
6001 * doc/extend.texi: Document deprecated extensions allowing
6002 static floating-point members to have initializers and allowing
6003 floating-point literals in integral constant expressions.
6005 2005-02-07 Kazu Hirata <kazu@cs.umass.edu>
6007 * cfgcleanup.c, df.h, diagnostic.c, rtl.c, tree-vectorizer.h,
6008 config/darwin7.h, config/mips/mips.c,
6009 config/rs6000/altivec.md, config/rs6000/darwin-tramp.asm:
6012 * cse.c: Update comments.
6014 2005-02-07 Richard Guenther <rguenth@gcc.gnu.org>
6017 * builtins.c (fold_builtin_sqrt): Transform
6018 sqrt(pow(x,y)) to pow(fabs(x),y*0.5), not
6021 2005-02-07 Leehod Baruch <leehod@il.ibm.com>
6022 Dorit Naishlos <dorit@il.ibm.com>
6024 * doc/invoke.texi (ftree-vectorizer-verbose): New.
6025 * opts.c (OPT_ftree_vectorizer_verbose_): New case for switch.
6026 * common.opt (ftree-vectorizer-verbose): New Flag for the vectorizer
6028 * tree.h (vect_set_verbosity_level): New extern function declaration
6030 * tree-vectorizer.h (verbosity_levels): New enum type.
6031 * tree-vectorizer.c (vect_debug_stats): Function removed.
6032 (vect_debug_details): Likewise.
6033 (vect_verbosity_level): Global variable was defined and initialized.
6034 (vect_dump): Global variable definition.
6035 (vect_print_dump_info): New function.
6036 (vect_set_dump_settings): New function.
6037 (vect_set_verbosity_level): New function.
6038 (vectorize_loops): Add call to vect_set_dump_settings.
6040 (slpeel_make_loop_iterate_ntimes): Dump condition was changed.
6041 (slpeel_tree_duplicate_loop_to_edge_cfg): Likewise.
6042 (slpeel_tree_peel_loop_to_edge): Likewise.
6044 (vect_analyze_offset_expr): Call to vect_print_dump_info with
6045 appropriate verbosity level instead of call to vect_debug_details
6046 or vect_debug_stats.
6047 (vect_get_base_and_offset):
6048 (vect_create_addr_base_for_vector_ref):
6049 (get_vectype_for_scalar_type):
6050 (vect_create_data_ref_ptr):
6052 (vect_get_vec_def_for_operand):
6053 (vect_finish_stmt_generation):
6054 (vectorizable_assignment):
6055 (vectorizable_operation):
6056 (vectorizable_store):
6057 (vectorizable_load):
6058 (vect_transform_stmt):
6059 (vect_update_ivs_after_vectorizer):
6060 (vect_do_peeling_for_loop_bound):
6061 (vect_update_inits_of_drs):
6062 (vect_do_peeling_for_alignment):
6063 (vect_transform_loop):
6064 (vect_is_simple_use):
6065 (vect_analyze_operations):
6066 (vect_is_simple_iv_evolution):
6067 (vect_analyze_scalar_cycles):
6068 (vect_analyze_data_ref_dependence):
6069 (vect_analyze_data_ref_dependences):
6070 (vect_compute_data_ref_alignment):
6071 (vect_enhance_data_refs_alignment):
6072 (vect_analyze_data_refs_alignment):
6073 (vect_analyze_data_ref_access):
6074 (vect_analyze_data_ref_accesses):
6075 (vect_analyze_pointer_ref_access):
6076 (vect_get_memtag_and_dr):
6077 (vect_analyze_data_refs):
6078 (vect_mark_relevant):
6079 (vect_stmt_relevant_p):
6080 (vect_mark_stmts_to_be_vectorized):
6081 (vect_can_advance_ivs_p):
6082 (vect_get_loop_niters):
6083 (vect_analyze_loop_form):
6084 (vect_analyze_loop):
6085 (vectorize_loops): Likewise.
6087 (vect_do_peeling_for_loop_bound): Dump format slightly changed.
6088 (vect_update_inits_of_drs):
6089 (vect_do_peeling_for_alignment):
6090 (vect_transform_loop):
6091 (vect_analyze_operations):
6092 (vect_analyze_scalar_cycles):
6093 (vect_analyze_data_ref_dependences):
6094 (vect_analyze_data_refs_alignment):
6095 (vect_analyze_data_ref_accesses):
6096 (vect_analyze_data_refs):
6097 (vect_mark_stmts_to_be_vectorized):
6098 (vect_get_loop_niters):
6099 (vect_analyze_loop_form):
6100 (vect_analyze_loop): Likewise.
6101 (vect_mark_stmts_to_be_vectorized): Add call to print_generic_expr.
6103 2005-02-07 Richard Sandiford <rsandifo@redhat.com>
6107 2005-01-26 Richard Sandiford <rsandifo@redhat.com>
6108 * config/mips/iris6.h (ENDFILE_SPEC): Don't link in irix-csr.o if
6109 either -ffast-math or -funsafe-math-optimizations is in use.
6111 2005-01-24 Richard Sandiford <rsandifo@redhat.com>
6112 * config/mips/irix-csr.c: New file.
6113 * config/mips/t-iris6 (irix-csr.o): New rule to build it.
6114 (EXTRA_MULTILIB_PARTS): Add irix-csr.o.
6115 * config/mips/iris6.h (ENDFILE_SPEC): Include it in n32 and n64
6118 2005-02-07 Alexandre Oliva <aoliva@redhat.com>
6120 * config/mn10300/linux.h (LIB_SPEC, STARTFILE_SPEC): Remove
6121 redundant, incorrect definitions.
6123 * config/frv/frv.md ("tls_indirect_call"): Turn into libcall-like
6125 ("*tls_indirect_call"): New, reference hard regs directly.
6126 * config/frv/frv.c (gen_inlined_tls_plt): Adjust.
6128 2005-02-07 Ralf Corsepius <ralf.corsepius@rtems.org>
6130 * config/arm/rtems-elf.h (SUBTARGET_EXTRA_ASM_SPEC):
6131 Let !-mhard-float !-msoft-float imply -mfpu=softfpa.
6133 2005-02-06 Roger Sayle <roger@eyesopen.com>
6135 PR rtl-optimization/19800
6136 * simplify_rtx.c (simplify_relational_operation_1): Explicitly
6137 call gen_lowpart_common and gen_lowpart_SUBREG instead of calling
6140 2005-02-07 Ralf Corsepius <ralf.corsepius@rtems.org>
6142 * config/m68k/t-rtems (MULTILIB_MATCHES): Let m528x match m5200.
6144 2005-02-07 Joseph S. Myers <joseph@codesourcery.com>
6147 * doc/invoke.texi: Correct documentation of -freorder-functions.
6149 2005-02-06 Joseph S. Myers <joseph@codesourcery.com>
6152 * doc/invoke.texi: Don't mention gccbug.
6154 2005-02-06 Roger Sayle <roger@eyesopen.com>
6155 Andrew Pinski <pinskia@physics.uc.edu>
6156 Paolo Bonzini <paolo.bonzini@lu.unisi.ch>
6158 * simplify-rtx.c (simplify_relational_operation_1): Simplify
6159 (ne:SI (zero_extract:SI FOO (const_int 1) BAR) (const_int 0))
6160 into just (zero_extract:SI FOO (const_int 1) BAR).
6162 2005-02-06 Joseph S. Myers <joseph@codesourcery.com>
6164 * doc/cpp.texi: Include gcc-common.texi. Don't define gcctabopt
6165 macro locally. Don't give last revision date. Use GCC version
6166 number from gcc-common.texi.
6167 * doc/cppinternals.texi: Include gcc-common.texi. Don't give last
6168 revision date. Use GCC version number from gcc-common.texi.
6169 Describe being a library as current state rather than as 3.x
6171 * doc/gcc.texi: Remove last update date.
6172 * doc/gccint.texi: Likewise. Update copyright dates.
6173 * doc/install.texi: Update copyright dates.
6175 2005-02-06 Joseph S. Myers <joseph@codesourcery.com>
6178 * doc/invoke.texi: Mention for each option included in -Wall that
6179 it is included in -Wall.
6180 * doc/gcc.texi: Update copyright and last modification date.
6182 2005-02-06 Zdenek Dvorak <dvorakz@suse.cz>
6184 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Do not add
6185 unnecessary cast to original induction variable increments.
6187 2005-02-06 Zdenek Dvorak <dvorakz@suse.cz>
6189 PR tree-optimization/18219
6190 * tree-ssa-loop-ivopts.c (get_computation_at): Produce computations
6191 in distributed form.
6193 2005-02-06 Richard Sandiford <rsandifo@redhat.com>
6195 * expmed.c (store_bit_field): Make the SUBREG code adjust bitnum.
6196 Set bitpos and offset later in the function. Do nothing if the
6197 target is a register and if the bitfield lies completely outside
6199 (extract_bit_field): Make the same SUBREG, bitpos and offset changes
6200 here. Return an uninitialised register if the source value is stored
6201 in a register and the bitfield lies completely outside that register.
6203 2005-02-06 Steven Bosscher <stevenb@suse.de>
6205 * df.c (df_insn_refs_record): Use XEXP to get the operand of a USE,
6208 2005-02-06 Marcin Dalecki <martin@dalecki.de>
6210 * diagnostic.c (default_diagnostic_finalizer): Fix use of attribute.
6212 2005-02-06 Geoffrey Keating <geoffk@apple.com>
6214 * config.gcc (*-*-darwin*): Separate darwin7 and darwin8 configs.
6215 * config/darwin8.h: New.
6216 * config/darwin7.h: Update comment.
6218 2005-02-03 Leehod Baruch <leehod@il.ibm.com>
6219 Dorit Naishlos <dorit@il.ibm.com>
6221 * tree-vectorizer.h (LOC): New type.
6222 (UNKNOWN_LOC, EXPR_LOC, LOC_FILE, LOC_LINE): New macros.
6223 (loop_line_number): New field in struct _loop_vec_info.
6224 (LOOP_VINFO_LOC, LOOP_LOC): New macros.
6226 * tree-vectorizer.c (input.h): Included.
6227 (find_loop_location): New function.
6228 (vect_debug_stats): Argument changed from loop to LOC. Computation of
6229 loop line number removed.
6230 (vect_debug_details): Likewise.
6231 (new_loop_vec_info): Initialize new field LOOP_VINFO_LOC.
6233 (slpeel_make_loop_iterate_ntimes): Call find_loop_location. Argument in
6234 call to vect_debug_details/stats changed from loop to loop_loc.
6235 (slpeel_tree_duplicate_loop_to_edge_cfg): Likewise.
6236 (slpeel_tree_peel_loop_to_edge): Likewise.
6238 (vect_analyze_offset_expr): Argument in call to vect_debug_details/stats
6239 changed from NULL to UNKNOWN_LOC.
6240 (vect_get_base_and_offset):
6241 (vect_create_addr_base_for_vector_ref):
6242 (get_vectype_for_scalar_type):
6243 (vect_create_data_ref_ptr):
6245 (vect_get_vec_def_for_operand):
6246 (vect_finish_stmt_generation):
6247 (vectorizable_assignment):
6248 (vectorizable_operation):
6249 (vectorizable_store):
6250 (vectorizable_load):
6251 (vect_transform_stmt):
6252 (vect_update_ivs_after_vectorizer):
6253 (vect_do_peeling_for_loop_bound):
6254 (vect_do_peeling_for_alignment):
6255 (vect_transform_loop):
6256 (vect_is_simple_use):
6257 (vect_analyze_operations):
6258 (vect_is_simple_iv_evolution):
6259 (vect_analyze_scalar_cycles):
6260 (vect_analyze_data_ref_dependences):
6261 (vect_compute_data_ref_alignment):
6262 (vect_enhance_data_refs_alignment):
6263 (vect_analyze_data_ref_access):
6264 (vect_analyze_data_ref_accesses):
6265 (vect_analyze_pointer_ref_access):
6266 (vect_get_memtag_and_dr):
6267 (vect_analyze_data_refs):
6268 (vect_mark_relevant):
6269 (vect_stmt_relevant_p):
6270 (vect_mark_stmts_to_be_vectorized):
6271 (vect_can_advance_ivs_p):
6272 (vect_get_loop_niters):
6273 (vect_analyze_loop):
6274 (vectorize_loops): Likewise.
6276 (vectorizable_load): Argument in call to vect_debug_details/stats
6277 changed from loop to LOOP_LOC (loop_vinfo).
6278 (vect_transform_loop):
6279 (vect_analyze_operations):
6280 (vect_analyze_scalar_cycles):
6281 (vect_analyze_data_ref_dependence):
6282 (vect_enhance_data_refs_alignment):
6283 (vect_analyze_data_ref_accesses):
6284 (vect_analyze_pointer_ref_access):
6285 (vect_analyze_data_refs):
6286 (vect_analyze_loop): Likewise.
6288 (vect_analyze_loop_form): Argument in call to vect_debug_details/stats
6289 changed from loop to loop_loc.
6291 (vect_enhance_data_refs_alignment): Removed unused variable loop.
6293 2005-02-03 Leehod Baruch <leehod@il.ibm.com>
6294 Dorit Naishlos <dorit@il.ibm.com>
6296 * tree-vectorizer.c (vect_analyze_data_ref_dependence): Function
6298 (vect_analyze_data_ref_dependences): Likewise.
6300 (vect_is_simple_use): Argument changed from loop structure to
6301 loop_vect_info structure.
6302 (vect_can_advance_ivs_p): Likewise.
6303 (vect_create_index_for_vector_ref): Likewise.
6304 (vect_update_ivs_after_vectorizer): Likewise.
6305 (new_stmt_vec_info): Likewise.
6307 (new_loop_vec_info): Second argument in call to new_stmt_vec_info was
6308 changed from loop to loop_vinfo.
6309 (vect_create_data_ref_ptr): First argument in call to
6310 vect_create_index_for_vector_ref was changed from loop to loop_vinfo.
6311 (vectorizable_assignment): Second argument in call to vect_is_simple_use
6312 was changed from loop to loop_vinfo.
6313 (vectorizable_operation): Likewise.
6314 (vectorizable_store): Likewise.
6315 (vect_mark_stmts_to_be_vectorized): Likewise.
6316 (vect_do_peeling_for_loop_bound): First argument in call to
6317 vect_update_ivs_after_vectorizer was changed from loop to loop_vinfo.
6318 (vect_analyze_operations): Argument in call to vect_can_advance_ivs_p
6319 was changed from loop to loop_vinfo.
6320 (vect_analyze_data_ref_dependences): Third argument in call to
6321 vect_analyze_data_ref_dependence was changed from loop to loop_vinfo.
6323 (vect_create_index_for_vector_ref): Get the loop from loop_vinfo.
6324 (vect_create_data_ref_ptr): Likewise.
6325 (vect_init_vector): Likewise.
6326 (vect_get_vec_def_for_operand): Likewise.
6327 (vectorizable_assignment): Likewise.
6328 (vectorizable_operation): Likewise.
6329 (vectorizable_store): Likewise.
6330 (vectorizable_load): Likewise.
6331 (vect_update_ivs_after_vectorizer): Likewise.
6332 (vect_is_simple_use): Likewise.
6333 (vect_analyze_data_ref_dependence): Likewise.
6334 (vect_analyze_pointer_ref_access): Likewise.
6335 (vect_can_advance_ivs_p): Likewise.
6337 * tree-vectorizer.h: (_loop_vec_info): Definition and macros moved
6338 before _stmt_vec_info.
6339 (_stmt_vec_info): Loop field replaced by loop_vec_info.
6340 (STMT_VINFO_LOOP): Replaced with STMT_VINFO_LOOP_VINFO.
6341 (new_stmt_vec_info): Argument changed from loop structure to
6342 loop_vect_info structure
6344 (vect_analyze_data_ref_dependences): Unnecessary line was removed.
6345 (vect_analyze_offset_expr): Avoid 80 columns overflow.
6346 (vect_create_addr_base_for_vector_ref): Likewise.
6347 (vect_analyze_pointer_ref_access): Likewise.
6349 2005-02-03 Andrew Pinski <pinskia@physics.uc.edu>
6352 * tree-ssa-dse.c (fix_phi_uses): Update the occurs in abnormal
6353 phi flag if the phi is abnormal.
6355 2005-02-03 Andrew Pinski <pinskia@physics.uc.edu>
6358 * tree-ssa.c (replace_immediate_uses): Update the immediate_uses
6359 information for the new statement.
6361 2005-02-03 Joseph S. Myers <joseph@codesourcery.com>
6364 * gcc.c (main): Include the target in -v output.
6366 2005-02-03 Alexandre Oliva <aoliva@redhat.com>
6368 * combine.c (simplify_comparison, case SIGN_EXTEND, ZERO_EXTEND):
6369 Do not drop the extend if we'd have to add a paradoxical subreg
6370 later. Include optabs.h and insn-codes.h.
6371 * Makefile.in (combine.o): Depend on $(OPTABS_H).
6373 2005-02-02 Roger Sayle <roger@eyesopen.com>
6376 * real.h (REAL_MODE_FORMAT_COMPOSITE_P): New macro.
6377 * fold-const.c (const_binop): Avoid constant folding floating
6378 point operations in modes that use composite representations.
6379 * simplify-rtx.c (simplify_binary_operation): Likewise.
6381 2005-02-02 Geoffrey Keating <geoffk@apple.com>
6383 * config/rs6000/altivec.md (altivec_dst): Make the first operand
6385 (altivec_dstt): Likewise.
6386 (altivec_dstst): Likewise.
6387 (altivec_dststt): Likewise.
6388 * config/rs6000/rs6000.c (altivec_expand_dst_builtin): Adjust creation
6391 2005-02-03 Dorit Naishlos <dorit@il.ibm.com>
6393 * tree-vectorizer.c (slpeel_make_loop_iterate_ntimes): Copy
6394 EXPR_LOCUS from orig_cond to the new cond_stmt.
6395 (vect_finish_stmt_generation): Copy EXPR_LOCUS from stmt to
6398 2005-02-03 Dorit Naishlos <dorit@il.ibm.com>
6400 * tree-vectorizer.c (slpeel_make_loop_iterate_ntimes): Call
6401 standard_iv_increment_position. Remove call to bsi_next
6402 (no need to bump the iterator anymore).
6403 (vect_create_index_for_vector_ref): Call
6404 standard_iv_increment_position. Remove second function argument.
6405 (vect_finish_stmt_generation): Remove call to bsi_next
6406 (no need to bump the iterator anymore).
6407 (vect_create_data_ref_ptr): Remove second argument (bsi) in call
6408 to vect_create_index_for_vector_ref.
6410 2005-02-03 Dorit Naishlos <dorit@il.ibm.com>
6412 * tree-vectorizer.c (vect_mark_stmts_to_be_vectorized): Check if
6413 phis are used out of the loop.
6415 2005-02-03 Joseph S. Myers <joseph@codesourcery.com>
6418 * c-decl.c (undef_nested_function): New variable.
6419 (pop_scope): Diagnose undefined nested functions.
6420 (finish_function): Don't attempt cgraph processing or genericizing
6421 if current top-level function contained an undefined nested
6422 function. Reset undef_nested_function at the end of a top-level
6425 2005-02-02 Zdenek Dvorak <dvorakz@suse.cz>
6427 * tree.c (build_int_cst_type): Take sign of the value into account
6428 when deciding whether sign extend the value.
6430 2005-02-02 Joseph S. Myers <joseph@codesourcery.com>
6433 * gcc.c (cpp_unique_options): Remove %{trigraphs}.
6434 (cpp_options, cc1_options): Change %{std*&ansi} to
6435 %{std*&ansi&trigraphs}.
6437 2005-02-02 Kazu Hirata <kazu@cs.umass.edu>
6439 * cse.c: Update comments.
6441 2005-02-02 Aldy Hernandez <aldyh@redhat.com>
6443 * config/rs6000/rs6000.c (rs6000_spe_function_arg): Multi-reg
6444 arguments go on the stack. Do not put complex doubles in odd/even
6447 2005-02-02 Steven Bosscher <stevenb@suse.de>
6449 * doc/invoke.texi: Update the options enabled at -O1, -O2,
6450 and -O3. Update the documentation for -fgcse-sm, -fgcse-las,
6451 -ftree-pre, and -fthread-jumps.
6453 2005-02-02 Richard Sandiford <rsandifo@redhat.com>
6455 PR tree-optimization/19578
6456 * tree-flow.h (modified_noreturn_calls): Declare.
6457 (noreturn_call_p): Declare.
6458 * tree-flow-inline.h (noreturn_call_p): New function.
6459 (modify_stmt): Add modified noreturn calls to modified_noreturn_calls.
6460 * tree-cfg.c (modified_noreturn_calls): New variable.
6461 (cleanup_control_flow): Use noreturn_call_p. Split basic blocks
6462 that contain a mid-block noreturn call.
6463 * tree-ssa.c (delete_tree_ssa): Clear modified_noreturn_calls.
6465 2005-02-02 Kazu Hirata <kazu@cs.umass.edu>
6467 * df.c (df_def_record_1, df_uses_record): Don't use
6469 * df.h (DF_FOR_REGALLOC): Remove.
6471 2005-02-02 Joseph S. Myers <joseph@codesourcery.com>
6474 * c-typeck.c (really_start_incremental_init): Reset
6475 constructor_max_index for arrays of incomplete type.
6477 2005-02-02 Jeff Law <law@redhat.com>
6479 * gcse.c (struct reg_set): Store the block index where the register
6480 was set rather than the setting insn.
6481 (record_one_set, compute_transp): Corresponding changes.
6482 (pre_insert_copy_insn): Do not call replace_one_set.
6483 (replace_one_set): Remove.
6485 2005-02-02 Joseph S. Myers <joseph@codesourcery.com>
6488 * doc/gcov.texi: Fix typo.
6490 2005-02-01 Richard Henderson <rth@redhat.com
6493 * config/i386/i386.h (MODES_TIEABLE_P): Use ix86_modes_tieable_p.
6494 * config/i386/i386.c (ix86_hard_regno_mode_ok): Change return
6496 (ix86_tieable_integer_mode_p, ix86_modes_tieable_p): New.
6497 * config/i386/i386-protos.h: Update.
6499 2005-02-01 Steven Bosscher <stevenb@suse.de>
6501 PR tree-optimization/19217
6502 * tree-cfg.c (verify_expr): Use the data field to see if TP was
6503 seen inside a PHI node. Do not do the ADDR_EXPR check if it was.
6504 (verify_stmts): Pass (void*)1 as data to verify_expr to signal
6505 that it is walking a PHI node.
6507 2005-02-01 Joseph S. Myers <joseph@codesourcery.com>
6509 * doc/extend.texi (Nested Functions): Update.
6511 2005-02-01 Richard Henderson <rth@redhat.com>
6514 * optabs.c (expand_copysign_absneg): Export.
6515 * optabs.h (expand_copysign_absneg): Declare.
6516 * config/rs6000/rs6000.md (copysigntf3): New.
6518 2005-02-01 Diego Novillo <dnovillo@redhat.com>
6520 PR tree-optimization/19633
6521 * tree-flow.h (struct ptr_info_def): Add field 'pt_null'.
6522 * tree-ssa-alias.c (init_alias_info): Initialize.
6523 (merge_pointed_to_info): Set.
6524 (add_pointed_to_expr): Set pt_null if EXPR is a NULL pointer.
6525 (dump_points_to_info_for): Show value of pt_null.
6526 (struct count_ptr_d): Declare.
6527 (find_ptr_dereference): Remove.
6528 (ptr_is_dereferenced_by): Remove.
6529 (count_ptr_derefs): New local function.
6530 (count_uses_and_derefs): New local function.
6531 (compute_points_to_and_addr_escape): Call it. If the number
6532 of dereferences is greater than zero, mark the pointer as
6533 dereferenced. If there are fewer dereferences than uses of
6534 the pointer, the pointer's value escapes.
6536 2005-02-01 Diego Novillo <dnovillo@redhat.com>
6538 PR tree-optimization/19670
6539 * tree-ssa.c (verify_ssa_name): Don't set TREE_VISITED
6541 (verify_use): ... set it here, instead.
6543 2005-02-01 Janis Johnson <janis187@us.ibm.com>
6545 * doc/sourcebuild.texi (Test directives): Fix formatting.
6547 * doc/sourcebuild.texi (Test directives): Describe selector
6550 2005-02-01 Segher Boessenkool <segher@kernel.crashing.org>
6552 * config.gcc (powerpc64-*-linux*): Default to -m64 also for
6553 specific 64-bit CPUs.
6555 2005-02-01 Richard Earnshaw <rearnsha@arm.com>
6558 * arm.c (arm_eliminable_register): New function.
6559 (adjacent_mem_locations): Don't allow eliminable registers. Use
6560 HOST_WIDE_INT for address offsets.
6561 * arm-protos.h (arm_eliminable_register): Add prototype.
6563 2005-02-01 Steven Bosscher <stevenb@suse.de>
6565 PR optimization/15242
6566 * params.def (PARAM_MAX_GOTO_DUPLICATION_INSNS): New param.
6567 * basic-block.h (duplicate_computed_gotos): Add prototype.
6568 * bb-reorder.c (duplicate_computed_gotos): New function to
6569 duplicate sufficiently small blocks ending in a computed jump.
6570 * passes.c (rest_of_compilation): Call duplicate_computed_gotos
6571 if not optimizing for size.
6572 * cfgcleanup.c (try_crossjump_bb): If not optimizing for size,
6573 never do tail merging for blocks ending in a computed jump.
6574 * doc/invoke.texi: Document the max-goto-duplication-insns param.
6576 2005-02-01 Eric Botcazou <ebotcazou@libertysurf.fr>
6578 Patch from Richard Sandiford <rsandifo@redhat.com>
6579 * reload1.c (choose_reload_regs): Prevent the find_equiv_reg() code
6580 from inheriting a subreg equivalence with a non-spill register.
6582 * tree.h (DECL_FUNCTION_CODE): Document that it is overloaded.
6584 2005-02-01 Alexandre Oliva <aoliva@redhat.com>
6586 * config/frv/frv.c (movcc_fp_destination_operand): New.
6587 (gpr_or_memory_operand): Fix typo in comment.
6588 (gpr_or_memory_operand_with_scratch): New.
6589 * config/frv/frv.h (PREDICATE_CODES): Add the two new predicates.
6590 * config/frv/frv.md (movcc_fp, movcc_fp_internal): Use
6591 movcc_fp_destination_operand.
6592 (reload_incc_fp): Use gpr_or_memory_operand_with_scratch.
6593 Legitimize memory addresses using a scratch register.
6595 2005-01-31 Jeff Law <law@redhat.com>
6597 * tree-into-ssa.c (mark_def_sites_global_data): Make KILLS
6598 bitmap a sparse bitmap instead of a simple bitmap.
6599 (mark_def_sites_initialize_block): Corresponding changes.
6600 (ssa_mark_def_sites_initialize_block): Likewise.
6601 (ssa_mark_phi_uses): Likewise.
6602 (mark_def_site, ssa_mark_def_sites): Likewise.
6603 (mark_def_site_blocks): Likewise.
6604 (rewrite_ssa_into_ssa): Likewise.
6606 * tree-ssa-dom.c (record_cond): Pass correct variable type
6607 for last argument to htab_find_slot_with_hash.
6609 * fold-const.c (fold, case CEIL_MOD_EXPR): Do not lose side
6610 effects when optimizing 0 % X. Do not try to optimize X % 0.
6612 2005-01-31 James E. Wilson <wilson@specifixinc.com>
6614 * config/ia64/itanium1.md (1_scall bypass): Change 2_mmalua to
6617 2005-02-01 Eric Christopher <echristo@redhat.com>
6619 * config/mips/mips.c (override_options): Warn if -mint64
6621 * doc/invoke.texi (MIPS Options): Document that -mint64 is
6624 2005-02-01 Kazu Hirata <kazu@cs.umass.edu>
6626 * cse.c (cse_reg_info): Remove hash_next, next, regno. Add
6628 (cse_reg_info_list, cse_reg_info_list_free, REGHASH_SHIFT,
6629 REGHASH_SIZE, REGHASH_MASK, reg_hash, REGHASH_FN,
6630 cached_cse_reg_info, GET_CSE_REG_INFO): Remove.
6631 (cached_regno): Initialize to INVALID_REGNUM.
6632 (cse_reg_info_table_size,
6633 cse_reg_info_table_first_uninitialized,
6634 cse_reg_info_timestamp): New.
6635 (REG_TICK, REG_IN_TABLE, SUBREG_TICKED, REG_QTY): Use
6637 (init_cse_reg_info, get_cse_reg_info_1): New.
6638 (get_cse_reg_info): Cache the last look-up.
6639 (new_basic_block): Update the code to clear mappings from
6640 registers to cse_reg_info entries.
6641 (cse_main): Call init_cse_reg_info.
6643 * cse.c (get_cse_reg_info): Update a comment.
6645 2005-01-31 Steven Bosscher <stevenb@suse.de>
6648 * c-decl.c (start_decl): Do not warn about arrays of elements with
6649 an incomplete type here.
6650 (grokdeclarator): Do it here by making a pedwarn an error.
6651 * c-typeck.c (push_init_level): If there were previous errors with
6652 the constructor type, do not warn about braces for initializers.
6653 (process_init_element): Likewise for excess initializer elements.
6655 2005-01-31 Kazu Hirata <kazu@cs.umass.edu>
6657 * cse.c (delete_trivially_dead_insn): Don't iterate.
6659 2005-01-31 Andrew Pinski <pinskia@physics.uc.edu>
6661 * config/rs6000/rs6000.md (copysignsf3): New expand.
6662 (copysigndf3): Likewise.
6664 2005-01-31 Steven Bosscher <stevenb@suse.de>
6666 * recog.c (constrain_operands): Only look for earlyclobber operand
6667 conflicts if an '&' constraint was seen.
6669 2005-01-31 Marc Espie <espie@openbsd.org>
6671 * config.gcc: Don't include embedded systems fragment, switches default
6672 debugging format to ELF.
6673 * config/i386/openbsdelf.h: Add DBX_REGISTER_NUMBER since we no
6674 longer pick it up there.
6676 2005-01-31 Dale Johannesen <dalej@apple.com>
6678 * doc/extend.texi (nested functions): Fix linkage description.
6679 Clarify that static is not allowed.
6681 2005-01-31 Dale Johannesen <dalej@apple.com>
6683 * config/rs6000/darwin.md (movsf_low_di): Make work.
6684 (movdf_low_di): Make work.
6686 2005-01-31 Dale Johannesen <dalej@apple.com>
6688 * config/rs6000/darwin-tramp.asm (__trampoline_setup):
6689 Make work for 64 bit.
6691 2005-01-31 Roger Sayle <roger@eyesopen.com>
6692 Dale Johannesen <dalej@apple.com>
6695 * fold-const.c (fold_binary_op_with_conditional_arg):
6696 Make types match original operands, before STRIP_NOPS.
6698 2005-01-31 Alan Modra <amodra@bigpond.net.au>
6700 * config/rs6000/linux-unwind.h (struct gcc_vregs): New.
6701 (struct gcc_regs): Rename from gcc_pt_regs. Add more regs.
6702 (struct gcc_sigcontext): Delete. Merge contents to..
6703 (struct gcc_ucontext): ..here.
6704 (get_sigcontext): Delete.
6705 (get_regs): New function, like get_sigcontext but return regs ptr.
6706 64-bit version finds regs from r1 to support vdso.
6707 (ppc_linux_aux_vector): New function.
6708 (ppc_fallback_frame_state): Modify for get_regs. Restore fprs
6711 2005-01-31 Ira Rosen <irar@il.ibm.com>
6713 * tree-vectorizer.c (vect_analyze_offset_expr): Use ssizetype instead
6715 (vect_get_base_and_offset): Use ssizetype instead sizetype. Remove
6716 redundant fold. Fix misalignment for MINUS_EXPR.
6717 (vect_compute_data_ref_alignment): Use ssizetype instead sizetype.
6718 (vect_analyze_pointer_ref_access): Likewise.
6719 (vect_get_memtag_and_dr): Likewise.
6721 2005-01-31 Richard Henderson <rth@redhat.com>
6723 * config/i386/i386.c (absnegsf2_mixed): Remove all of the # hackery.
6724 (absnegsf2_sse, absnegsf2_i387, absnegdf2_mixed, absnegdf2_sse,
6725 absnegdf2_i387, absnegxf2_i387): Likewise.
6727 2005-01-31 Richard Henderson <rth@redhat.com>
6730 * optabs.c (expand_copysign_absneg): New.
6731 (expand_copysign_bit): Split out from ...
6732 (expand_copysign): ... here. Use expand_copysign_absneg.
6734 2005-01-30 Roger Sayle <roger@eyesopen.com>
6737 * config/pa/pa.md (anddi3, iordi3): On HPPA64, disallow an integer
6738 constant as the second operand and a register as the third.
6740 2005-01-31 Danny Smith <dannysmith@users.sourceforge.net>
6743 * config/i386/i386.c (ix86_function_ok_for_sibcall): Also check
6744 that dllimport'd functions do not use all call-clobbered registers
6747 2005-01-30 Richard Henderson <rth@redhat.com>
6750 * optabs.c (expand_absneg_bit): Split out from expand_unop and
6751 expand_abs_nojump and generalize. Use operand_subword and
6752 emit_no_conflict_block. Support large modes.
6753 (expand_abs_nojump): Use it. Use HONOR_SIGNED_ZEROS to fall
6755 (expand_unop): Likewise. Use HONOR_SIGNED_ZEROS to fall back
6756 negation to subtraction.
6757 (expand_copysign): Check that the format has signed zeros.
6758 Use operand_subword and emit_no_conflict_block. Support large modes.
6760 2005-01-30 Daniel Berlin <dberlin@dberlin.org>
6762 Fix PR tree-optimization/19624
6764 * Makefile.in (tree-ssa-pre.o): Add CFGLOOP_H.
6765 * tree-ssa-pre.c: Add cfgloop.h.
6767 (pre_stats): New member, constified.
6768 (inserted_exprs): New static variable.
6769 (NECESSARY): New macro.
6770 (create_expression_by_pieces): Fold the expression, and
6771 mark it as defaulting to not necessary. Also put in
6773 (fully_constant_expression): New function.
6774 (insert_into_preds_of_block): Modify to not insert phis when we
6775 are playing with induction variables.
6776 Push phis onto the inserted_exprs vector, and mark them as not
6777 necessary by default.
6778 (insert_aux): Call fully_constant_expression on eprime.
6779 If all edges produce the same value, mark it constant.
6780 (mark_operand_necessary): New function.
6781 (remove_dead_inserted_code): New function.
6782 (init_pre): Init loop optimizer to get loop info.
6783 (fini_pre): Free loop_optimizer, and inserted_exprs vec.
6784 (execute_pre): Commit edge inserts, then remove dead code.
6786 2005-01-30 Richard Henderson <rth@redhat.com>
6788 * rtl.c (rtx_equal_p): No early exit for CONST_VECTOR.
6789 * varasm.c (const_rtx_hash_1): Handle CONST_VECTOR.
6791 2005-01-30 Richard Henderson <rth@redhat.com>
6794 * config/i386/i386.c (ix86_expand_copysign): New.
6795 (ix86_split_copysign_const): New.
6796 (ix86_split_copysign_var): Rename from ix86_split_copysign,
6797 rearrange op1/nmask operands.
6798 * config/i386/i386-protos.h: Update.
6799 * config/i386/i386.md (copysignsf3): Use ix86_expand_copysign.
6800 (copysigndf3): Likewise.
6801 (copysignsf3_const, copysigndf3_const): New.
6802 (copysignsf3_var): Rename from copysignsf3, split out splitter
6803 and fix split predicate for X constraint.
6804 (copysigndf3_var): Similarly.
6806 2005-01-30 Kazu Hirata <kazu@cs.umass.edu>
6808 * optabs.c, doc/c-tree.texi, doc/install.texi, doc/md.texi,
6809 doc/passes.texi, doc/rtl.texi, doc/sourcebuild.texi,
6810 doc/tm.texi, doc/tree-ssa.texi: Update copyright.
6812 2005-01-29 Richard Henderson <rth@redhat.com>
6815 * config/i386/i386.md (movdf_nointeger, movdf_integer): Fix ordering
6816 of # and * in constraints.
6818 2005-01-29 Richard Henderson <rth@redhat.com>
6821 * expr.c (store_field): Don't strip sub-mode cast when the input
6822 data is even smaller.
6824 2005-01-29 Richard Henderson <rth@redhat.com>
6827 * expr.c (categorize_ctor_elements_1): Check for CONSTRUCTOR of a
6830 2005-01-29 Richard Henderson <rth@redhat.com>
6832 * combine.c (make_field_assignment): Fix argument order
6835 2005-01-29 Richard Guenther <richard.guenther@uni-tuebingen.de>
6837 PR tree-optimization/15791
6838 * fold-const.c (extract_array_ref): New function.
6839 (fold): Fold comparisons between &a[i] and &a[j] or
6840 semantically equivalent trees.
6842 2005-01-29 Jeff Law <law@redhat.com>
6844 * gcse.c (insert_expr_in_table): Revamp handling of available
6845 and anticipatable occurrence lists to avoid unnecessary list
6847 (insert_set_in_table): Similarly.
6849 2005-01-29 Joseph S. Myers <joseph@codesourcery.com>
6851 * c-common.c (fix_string_type): Just use c_build_qualified_type to
6853 (c_build_qualified_type): Build qualified array types with
6854 TYPE_MAIN_VARIANT pointing to corresponding unqualified type.
6855 * c-decl.c (c_make_fname_decl): Build unqualified array type
6856 before qualified type.
6857 (grokdeclarator): Use TYPE_MAIN_VARIANT of typedef type if element
6858 type is qualified, not just if type itself is. Don't apply
6859 qualifiers to array type when declarator is processed. Apply
6860 qualifiers to field type whether or not it is an array type.
6861 Don't handle array types specially for applying qualifiers to
6863 * c-typeck.c (composite_type): Build unqualified element type and
6864 array type when forming composite of array types.
6865 (common_pointer_type, comptypes, comp_target_types,
6866 type_lists_compatible_p, build_indirect_ref, build_array_ref,
6867 convert_for_assignment): Don't apply TYPE_MAIN_VARIANT to array
6869 (type_lists_compatible_p): Cache TREE_VALUE (args1) and TREE_VALUE
6870 (args2) in variables a1 and a2.
6872 2005-01-29 Kazu Hirata <kazu@cs.umass.edu>
6874 * cse.c (n_elements_made, max_elements_made): Remove.
6875 (insert): Don't touch n_elements_made.
6876 (cse_main): Don't touch n_elements_made or max_elements_made.
6878 2005-01-28 Stephane Carrez <stcarrez@nerim.fr>
6881 * config/m68hc11/t-m68hc11-gas (dp-bit.c): Fix typo causing a
6882 configuration part of dp-bit.c to be lost.
6884 2005-01-28 Roger Sayle <roger@eyesopen.com>
6886 * expmed.c (expand_mult_highpart_optab): When attempting to use
6887 a non-widening multiplication in a wider mode, the operands need
6888 to be converted (zero or sign extended) to that mode.
6890 2005-01-28 Ian Lance Taylor <ian@airs.com>
6894 * gimple-low.c (block_may_fallthru): TRY_FINALLY_EXPR only falls
6895 through if both operands fall through.
6897 2005-01-28 Kazu Hirata <kazu@cs.umass.edu>
6899 * cse.c (fold_rtx) <PC>: Don't optimize.
6901 2005-01-28 Jeff Law <law@redhat.com>
6903 * fold-const.c (fold, case CEIL_MOD_EXPR): Optimize 0 % X.
6904 (case FLOOR_MOD_EXPR, ROUND_MOD_EXPR, TRUNC_MOD_EXPR): Similarly.
6906 2005-01-28 Kazu Hirata <kazu@cs.umass.edu>
6908 * cse.c (cse_reg_info_free_list, cse_reg_info_used_list,
6909 cse_reg_info_used_list_end): Remove.
6910 (cse_reg_info_list, cse_reg_info_list_free): New.
6911 (get_cse_reg_info): When allocating an instance of
6912 cse_reg_info, add it to the beginning of the cse_reg_info_list
6913 list. Remove code to maintain cse_reg_info_used_list.
6914 (new_basic_block): Reset the free list to the beginning of
6917 2005-01-28 Richard Sandiford <rsandifo@redhat.com>
6919 * config/frv/frv.c (bdesc_2arg): Remove __MDPACKH.
6920 (frv_init_builtins): Change its prototype to take 4 uhalf arguments.
6921 (frv_expand_mdpackh_builtin): New function.
6922 (frv_expand_builtin): Use it to expand __MDPACKH.
6923 * doc/extend.texi (__MDPACKH): Update documentation.
6925 2005-01-28 Uros Bizjak <uros@kss-loka.si>
6927 * config/i386/i386.c (ix86_expand_fp_absneg_operator): Use
6928 SSE_FLOAT_MODE_P for use_sse computation.
6930 2005-01-28 Ralf Corsepius <ralf.corsepius@rtems.org>
6933 * config/sparc/rtemself.h (LINK_GCC_C_SEQUENCE_SPEC): undefine.
6935 2005-01-27 Richard Henderson <rth@redhat.com>
6937 * builtins.c (expand_builtin_copysign): New.
6938 (expand_builtin): Call it.
6939 * genopinit.c (optabs): Add copysign_optab.
6940 * optabs.c (init_optabs): Initialize it.
6941 (expand_copysign): New.
6942 * optabs.h (OTI_copysign, copysign_optab): New.
6943 (expand_copysign): Declare.
6945 * config/alpha/alpha.md (UNSPEC_COPYSIGN): New.
6946 (copysignsf3, ncopysignsf3, copysigndf3, ncopysigndf3): New.
6948 * config/i386/i386.c (ix86_build_signbit_mask): Split from ...
6949 (ix86_expand_fp_absneg_operator): ... here.
6950 (ix86_split_copysign): New.
6951 * config/i386/i386-protos.h: Update.
6952 * config/i386/i386.md (UNSPEC_COPYSIGN): New.
6953 (copysignsf3, copysigndf3): New.
6955 * config/ia64/ia64.md (UNSPEC_COPYSIGN): New.
6956 (copysignsf3, ncopysignsf3): New.
6957 (copysigndf3, ncopysigndf3): New.
6958 (copysignxf3, ncopysignxf3): New.
6959 * config/ia64/ia64.c (rtx_needs_barrier): Handle UNSPEC_COPYSIGN.
6961 2005-01-27 Arend Bayer <arend.bayer@web.de>
6962 Kazu Hirata <kazu@cs.umass.edu>
6964 * cse.c: (find_best_addr): Don't call copy_rtx before calling
6965 fold_rtx. Save cost recomputation if fold_rtx did nothing.
6966 (fold_rtx) <ASM_OPERANDS>: Don't do anything if INSN is
6969 2005-01-27 Jeff Law <law@redhat.com>
6971 * tree-into-ssa.c (ssa_rewrite_initialize_block): Do not register
6972 definitions of SSA_NAMEs which are not being rewritten.
6973 (rewrite_ssa_into_ssa): Only initialize the current definition
6974 of an SSA_NAME if that SSA_NAME has been marked for rewriting.
6975 If checking is enabled, assert that SSA_NAME_AUX is clear for all
6976 SSA_NAMEs before returning.
6978 2005-01-27 Kazu Hirata <kazu@cs.umass.edu>
6980 * c-common.def, c-dump.c, c-gimplify.c, c-objc-common.c,
6981 cfgexpand.c, dbxout.c, function.h, opts.c, tree-flow-inline.h,
6982 tree-ssa-operands.h, tree-ssa-threadupdate.c, tree-tailcall.c,
6983 config/avr/avr.md, config/cris/aout.h, config/cris/cris.h,
6984 config/mips/iris6.h, config/sh/sh.c: Update copyright.
6986 2005-01-27 Steven Bosscher <stevenb@suse.de>
6989 * opts.c (decode_options): Move flag_thread_jumps from -O1 and
6990 higher to -O2 and higher. Likewise for tree PRE.
6991 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Only iterate at -O2
6994 2005-01-27 Ian Lance Taylor <ian@airs.com>
6997 * gimple-low.c (try_catch_may_fallthru): New static function.
6998 (block_may_fallthru): Handle TRY_CATCH_EXPR.
6999 * tree-inline.c (expand_call_inline): Don't warn about reaching
7000 the end of a non-void function being inlined if the function uses
7003 2005-01-27 Jakub Jelinek <jakub@redhat.com>
7005 * config/i386/i386.h (CALL_USED_REGISTERS): Fix comment pastos.
7008 * c-decl.c (warn_if_shadowing): Handle old_decl error_mark_node.
7009 (pushdecl): Only use DECL_FILE_SCOPE_P if DECL_P.
7010 (implicitly_declare): Handle error_mark_node.
7012 2005-01-27 Richard Henderson <rth@redhat.com>
7015 * tree.h (struct tree_decl): Add debug_expr_is_from.
7016 (DECL_DEBUG_EXPR_IS_FROM): New.
7017 (DECL_DEBUG_EXPR): Rename from DECL_DEBUG_ALIAS_OF.
7018 * dwarf2out.c (dwarf2out_var_location): Update to match.
7019 * tree-outof-ssa.c (create_temp): Likewise.
7020 * var-tracking.c (track_expr_p): Likewise.
7021 * tree-sra.c (instantiate_element): Set DECL_DEBUG_EXPR.
7022 * c-objc-common.c (c_tree_printer) <'D'>: Handle DECL_DEBUG_EXPR.
7023 * toplev.c (default_tree_printer): Likewise.
7025 2005-01-27 Alexandre Oliva <aoliva@redhat.com>
7027 * config/frv/frv.c (frv_class_likely_spilled_p): Add GR8_REGS,
7028 GR9_REGS, GR89_REGS, FDPIC_FPTR_REGS, FDPIC_REGS.
7030 2005-01-27 Steven Bosscher <stevenb@suse.de>
7032 * tree.h (SWITCH_COND, SWITCH_BODY, SWITCH_LABELS, CASE_LOW,
7033 CASE_HIGH, CASE_LABEL, ASM_STRING, ASM_OUTPUTS, ASM_INPUTS,
7034 ASM_CLOBBERS): Add tree checks.
7036 * c-common.h (SWITCH_TYPE): Rename to SWITCH_STMT_TYPE.
7037 (SWITCH_STMT_COND, SWITCH_STMT_BODY): New.
7038 * c-common.def (SWITCH_STMT): Update to match.
7039 * c-common.c (c_do_switch_warnings): Use SWITCH_STMT accessor
7040 macros instead of SWITCH_EXPR ones.
7041 * c-dump.c (c_dump_tree): Likewise.
7042 * c-gimplify.c (gimplify_switch_stmt): Likewise.
7043 * c-typeck.c (c_start_case, do_case, c_finish_case): Likewise.
7045 * doc/c-tree.texi (SWITCH_STMT): Update accessor macro names.
7047 2005-01-27 Alan Modra <amodra@bigpond.net.au>
7049 * unwind-dw2.c (execute_stack_op): Add missing cases for
7050 DW_OP_shl, DW_OP_shr, DW_OP_shra, DW_OP_xor.
7052 2005-01-27 Eric Botcazou <ebotcazou@libertysurf.fr>
7054 * config.gcc (Obsolete configurations): Remove 'dummy', add
7055 sparclite-*-coff*, sparclite-*-elf*, sparc86x-*-elf* and
7058 2005-01-26 Diego Novillo <dnovillo@redhat.com>
7060 PR tree-optimization/19633
7061 * tree-ssa-alias.c (ptr_is_dereferenced_by): Also handle
7063 (maybe_create_global_var): Do not create .GLOBAL_VAR if there
7064 are no call-clobbered variables.
7065 * tree-outof-ssa.c (check_replaceable): Return false for calls
7068 2005-01-26 Ulrich Weigand <uweigand@de.ibm.com>
7070 * dbxout.c (dbxout_symbol_location): Resolve constant pool references
7071 even for variables with NULL DECL_INITIAL.
7073 2005-01-26 Stuart Hastings <stuart@apple.com>
7075 * gimplify.c (shortcut_cond_expr): Re-compute side-effects.
7077 2005-01-26 Richard Henderson <rth@redhat.com>
7080 * c-decl.c (finish_struct): Set DECL_MODE after resetting a
7082 * expr.c (store_field): Strip conversions to odd-bit-sized types
7083 if the destination field width matches.
7085 2005-01-26 Richard Henderson <rth@redhat.com>
7087 * c-decl.c, expmed.c, expr.c: Revert last change.
7089 2005-01-26 Richard Henderson <rth@redhat.com>
7092 * c-decl.c (finish_struct): Set DECL_MODE after resetting a
7094 * expmed.c (store_fixed_bit_field): Create a paradoxical subreg
7095 if we don't need the bits above those present in the current mode.
7096 * expr.c (store_field): Strip conversions to odd-bit-sized types
7097 if the destination field width matches.
7099 2005-01-26 Richard Sandiford <rsandifo@redhat.com>
7101 * config/mips/iris6.h (ENDFILE_SPEC): Don't link in irix-csr.o if
7102 either -ffast-math or -funsafe-math-optimizations is in use.
7104 2005-01-26 Marek Michalkiewicz <marekm@amelek.gda.pl>
7108 * config/avr/avr.c (notice_update_cc): Only set condition code for
7109 ashrqi3 if shift count > 0.
7110 (out_shift_with_cnt): Handle shift count <= 0 as a no-op.
7111 (ashlqi3_out, ashlhi3_out, ashlsi3_out, ashrqi3_out, ashrhi3_out,
7112 ashrsi3_out, lshrqi3_out, lshrhi3_out, lshrsi3_out): Handle shift
7113 count <= 0 as a no-op, and shift count >= width by copying zero
7114 or sign bit to all bits of the result.
7115 * config/avr/avr.md (all shifts): Add alternatives for zero shift
7116 count, with attribute "length" set to 0 and "cc" set to "none".
7118 2005-01-26 Aldy Hernandez <aldyh@redhat.com>
7120 * doc/invoke.texi: Document -mTLS.
7122 * testsuite/gcc.target/frv/all-tls-global-dynamic.c: New.
7123 * testsuite/gcc.target/frv/all-tls-initial-exec.c: New.
7124 * testsuite/gcc.target/frv/all-tls-initial-exec-pic.c: New.
7125 * testsuite/gcc.target/frv/all-tls-local-dynamic.c: New.
7126 * testsuite/gcc.target/frv/all-tls-local-dynamic-plt.c: New.
7127 * testsuite/gcc.target/frv/all-tls-local-dynamic-plt-pic.c: New.
7128 * testsuite/gcc.target/frv/all-tls-local-exec.c: New.
7129 * testsuite/gcc.target/frv/all-tls-local-exec-TLS.c: New.
7131 * configure.ac: Check for a TLS capable gas.
7133 * configure: Regenerate.
7135 2005-01-26 Richard Henderson <rth@redhat.com>
7138 * combine.c (make_field_assignment): Simplify store to zero_extract
7139 from a source with an overlapping mask.
7141 2005-01-26 Aldy Hernandez <aldyh@redhat.com>
7143 2004-11-11 Eric Christopher <echristo@redhat.com>
7145 * config/frv/frv.md: Add fr400_integer automaton. Don't
7146 allow TYPE_MUL, TYPE_MACC, or TYPE_CUT to issue in parallel
7149 2005-01-26 Steven Bosscher <stevenb@suse.de>
7152 * cfgbuild.c (make_edges): Do not clear or set
7153 current_function_has_computed_jump.
7154 * function.h (struct function): Remove the has_computed_jump field.
7155 (current_function_has_computed_jump): Do not define.
7156 * sched-rgn.c (is_cfg_nonregular): Return true if a basic block ends
7157 in a computed jump. Ignore current_function_has_computed_jump.
7159 2005-01-26 Richard Henderson <rth@redhat.com>
7162 * expr.c (categorize_ctor_elements): New argument p_must_clear.
7163 (categorize_ctor_elements_1): Likewise. Detect a union that isn't
7165 (mostly_zeros_p): Update for new categorize_ctor_elements argument.
7166 * gimplify.c (gimplify_init_constructor): Likewise. Only shove
7167 objects into static storage if they have more than one non-zero value.
7168 * tree.h (categorize_ctor_elements): Update decl.
7170 2005-01-26 Steven Bosscher <stevenb@suse.de>
7173 * tree.h (CALL_EXPR_TAILCALL): Add comment.
7174 * calls.c (check_sibcall_argument_overlap_1): Revert the change
7175 to this function from 2004-07-10.
7176 * tree-tailcall.c (suitable_for_tail_opt_p): Do not consider the
7177 the current function for tail call optimizations if the address
7178 of one of it its arguments is taken.
7180 2005-01-26 Kazu Hirata <kazu@cs.umass.edu>
7182 * cse.c (fold_rtx): Call equiv_constant only when necessary.
7184 2005-01-26 Bernd Schmidt <bernd.schmidt@analog.com>
7186 * function.c (expand_function_end): If current_function_calls_alloca,
7187 emit stack restore in a place that is reached when the function falls
7190 2005-01-26 Alexandre Oliva <aoliva@redhat.com>
7192 * Makefile.in (../$(build_subdir)/fixincludes/fixincl): Add dummy
7193 rule to avoid matching inappropriate suffix rule.
7195 2005-01-26 Jan Hubicka <jh@suse.cz>
7197 PR tree-optimization/19241
7198 * tree-inline.c (copy_body_r): Do not walk subtrees after substituting.
7200 2005-01-26 Hans-Peter Nilsson <hp@axis.com>
7202 * config/cris/cris.h (LIB_SPEC) <sim*>: Use -lsyslinux, not
7203 -lsyssim. Wrap -lc -lsyssim in --start-group --end-group instead
7205 (STARTFILE_SPEC): Add crti.o, before crtbegin.o.
7206 <sim*>: Always use crt1.o, regardless of N in simN.
7207 <!sim>: Drop support for -pg and -p variants; always use crt0.o.
7208 (ENDFILE_SPEC): Add crtn.o, after crtend.o.
7209 (CRT_CALL_STATIC_FUNCTION): Remove.
7210 * config/cris/aout.h (STARTFILE_SPEC): <!melinux && sim*>: Always
7211 use crt1.o, regardless of N in simN.
7212 <!sim>: Drop support for -pg and -p variants; always use crt0.o.
7213 (LIB_SPEC): Do not define; default to the one in config/cris/cris.h.
7214 (CRIS_CPP_SUBTARGET_SPEC) <melinux && !nostdinc>: Remove special
7215 case isystem setting.
7216 (MAX_OFILE_ALIGNMENT): Correct to 32, not 16.
7218 2005-01-25 Ian Lance Taylor <ian@airs.com>
7220 * gimple-low.c (block_may_fallthru): Correct handling of
7221 SWITCH_EXPR--may fall through if SWITCH_LABELS is NULL.
7223 2005-01-26 Hans-Peter Nilsson <hp@axis.com>
7225 * config/cris/cris.h (CPP_SPEC): Adjust the various mtune=
7226 handlers to match indentation; nested under the mtune=* handler.
7227 Similar for mcpu= and march=.
7229 2005-01-25 Daniel Jacobowitz <dan@codesourcery.com>
7231 * config/mips/linux.h (LIB_SPEC): Remove -rpath-link.
7232 * config/mips/linux64.h (LIB_SPEC): Likewise.
7233 * config/mn10300/linux.h (LIB_SPEC): Likewise.
7234 * config/sh/linux.h (LIB_SPEC): Likewise.
7236 2005-01-25 Aldy Hernandez <aldyh@redhat.com>
7238 * config/frv/frv.c (frv_legitimize_tls_address): New.
7239 (TARGET_HAVE_TLS): Define.
7240 (FRV_SYMBOL_REF_TLS_P): Define.
7241 (frv_override_options): Handle new register classes.
7242 (frv_legitimate_address_p): Reject tls addresses.
7243 (frv_legitimize_address): Handle TLS addresses.
7244 (gen_inlined_tls_plt): New.
7246 (frv_legitimize_tls_address): New.
7247 (unspec_got_name): Add TLS entries.
7248 (got12_operand): Add R_FRV_TLSMOFF12 case.
7249 (frv_emit_move): Fixup TLS addresses.
7250 (frv_emit_movsi): Legitimize TLS addresses.
7252 * config/frv/frv.h (MASK_BIG_TLS): New.
7253 (TARGET_BIG_TLS): New.
7254 (HAVE_AS_TLS): Define.
7255 (TARGET_SWITCHES): Add -mTLS and -mtls options.
7256 (enum reg_class): Add GR8_REGS, GR9_REGS, GR89_REGS.
7257 (REG_CLASS_NAMES): Same.
7258 (REG_CLASS_CONTENTS): Same.
7259 (CONSTRAINT_LEN): New.
7260 (REG_CLASS_FROM_CONSTRAINT): New.
7261 (PREDICATE_CODES): Add symbolic_operand.
7263 * config/frv/frv.md (define_constants): Add UNSPEC_GETTLSOFF,
7264 UNSPEC_TLS_LOAD_GOTTLSOFF12, UNSPEC_TLS_INDIRECT_CALL,
7265 UNSPEC_TLS_TLSDESC_LDD, UNSPEC_TLS_TLSDESC_LDD_AUX,
7266 UNSPEC_TLS_TLSOFF_LD, UNSPEC_TLS_LDDI, UNSPEC_TLSOFF_HILO,
7267 R_FRV_GOTTLSOFF_HI, R_FRV_GOTTLSOFF_LO, R_FRV_TLSMOFFHI,
7268 R_FRV_TLSMOFFLO, R_FRV_TLSMOFF12, R_FRV_TLSDESCHI,
7269 R_FRV_TLSDESCLO, R_FRV_GOTTLSDESCHI, R_FRV_GOTTLSDESCLO, GR8_REG,
7270 GR9_REG, GR14_REG, LRREG.
7271 (type): Add load_or_call attribute.
7272 ("load_or_call"): New reservation.
7273 ("call_gettlsoff"): New.
7274 ("tls_indirect_call"): New.
7275 ("tls_load_gottlsoff12"): New.
7276 ("tlsoff_hilo"): New.
7277 ("tls_tlsdesc_ldd"): New.
7278 ("tls_tlsoff_ld"): New.
7281 * config/frv/frv-protos.h (symbolic_operand): Protoize.
7283 2005-01-25 Alexandre Oliva <aoliva@redhat.com>
7285 * config/frv/frv.h (ASM_OUTPUT_DWARF_DTPREL): Define.
7286 * config/frv/frv-protos.h (frv_output_dwarf_dtprel): Declare.
7287 * config/frv/frv.c (TLS_BIAS): Define.
7288 (frv_output_dwarf_dtprel): New.
7290 2005-01-26 Jakub Jelinek <jakub@redhat.com>
7292 PR rtl-optimization/19579
7293 * ifcvt.c (noce_try_cmove_arith): If emitting instructions to set up
7294 both A and B, see if they don't clobber registers the other expr uses.
7296 2005-01-25 J"orn Rennecke <joern.rennecke@st.com>
7298 * real.c (do_add): Initialize signalling and canonical members.
7300 * real.c (real_from_integer): Zero out destination.
7302 2005-01-18 Jan Hubicka <jh@suse.cz>
7304 PR tree-optimize/19337
7305 * tree-inline.c (initialize_inlined_parameters): Copy
7306 saved_static_chain_decl only.
7308 2005-01-25 Richard Henderson <rth@redhat.com>
7312 * config/i386/i386.c (x86_inter_unit_moves): Zero.
7313 (ix86_preferred_reload_class): Rewrite fp-constant section, with
7314 80387 enabled, to return a proper subclass. Return the subset that
7315 overlaps with GENERAL_REGS for PLUS.
7316 * config/i386/i386.md (movsi_1, movdi_2): Set type to "mmx" for pxor.
7318 2005-01-25 Richard Henderson <rth@redhat.com>
7321 * tree-complex.c (expand_complex_div_wide): Use the correct formulae.
7323 2005-01-25 Roger Sayle <roger@eyesopen.com>
7325 * expmed.c (choose_multiplier): Change interface to return the
7326 multiplier lowpart as an rtx instead of an unsigned HOST_WIDE_INT.
7327 (expand_divmod): Update calls to choose_multiplier.
7329 2005-01-24 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
7332 * expmed.c (extract_bit_field): Use adjust_address instead of
7333 gen_lowpart when op0 is a MEM.
7335 2005-01-24 Steven Bosscher <stevenb@suse.de>
7337 * cfgexpand.c (expand_gimple_tailcall): Fix typo.
7339 2005-01-24 Richard Sandiford <rsandifo@redhat.com>
7341 * config/mips/irix-csr.c: New file.
7342 * config/mips/t-iris6 (irix-csr.o): New rule to build it.
7343 (EXTRA_MULTILIB_PARTS): Add irix-csr.o.
7344 * config/mips/iris6.h (ENDFILE_SPEC): Include it in n32 and n64
7347 2005-01-24 Eric Botcazou <ebotcazou@libertysurf.fr>
7350 * config.gcc (sparc-*-elf*): Remove sol2.h, sparc/sol2.h and
7351 sparc/elf.h, add sparc/sp-elf.h.
7352 (sparc-*-rtems*): Likewise.
7353 (sparclite-*-elf*): Remove sol2.h, sparc/sol2.h, sparc/elf.h and
7354 tm-dwarf2.h, add sparc/sp-elf.h.
7355 (sparc86x-*-elf): Likewise.
7356 (sparc64-*-elf*): Remove sol2.h, sparc/sol2.h and tm-dwarf2.h.
7357 * config/sparc/liteelf.h (TARGET_SUB_OS_CPP_BUILTINS): Rename into
7358 TARGET_OS_CPP_BUILTINS.
7359 * config/sparc/sp86x-elf (TARGET_SUB_OS_CPP_BUILTINS): Likewise.
7360 * config/sparc/rtemself.h (TARGET_SUB_OS_CPP_BUILTINS): Likewise.
7362 * config/sparc/openbsd64.h (NO_IMPLICIT_EXTERN_C): Undefine.
7363 * config/sparc/sp64-elf.h (NO_IMPLICIT_EXTERN_C): New macro.
7364 (SWITCH_TAKES_ARG): Likewise.
7365 (LOCAL_LABEL_PREFIX): Likewise.
7366 (ASM_GENERATE_INTERNAL_LABEL): Likewise.
7367 (TARGET_N_FORMAT_TYPES): Delete.
7368 (TARGET_FORMAT_TYPES): Likewise.
7369 (ASM_DECLARE_FUNCTION_SIZE): Likewise.
7370 * config/sparc/elf.h: Delete.
7371 * config/sparc/sp-elf.h: New file.
7373 2005-01-24 Kazu Hirata <kazu@cs.umass.edu>
7375 * tree-flow-inline.h (phi_arg_from_edge): Remove.
7376 * tree-flow.h: Remove the corresponding prototype.
7377 * tree-ssa-operands.h, tree-ssa-threadupdate.c, tree-ssa.c,
7378 tree-vectorizer.c: Use dest_idx instead of phi_arg_from_edge.
7380 2005-01-24 Jakub Jelinek <jakub@redhat.com>
7383 * config/rs6000/rs6000.c (rs6000_file_start): Create toc section
7384 for AIX ABI or ELF -fPIC.
7385 (rs6000_emit_load_toc_table): Don't create toc_section here.
7386 (rs6000_xcoff_file_start): Nor here.
7388 2005-01-24 J"orn Rennecke <joern.rennecke@st.com>
7390 * sh.c (ra.h): Don't #include.
7391 (hard_regs_intersect_p): New function, resurrected from ra.c.
7393 * sh.c: Fix 1996 Copyright.
7395 2005-01-24 Richard Henderson <rth@redhat.com>
7396 Aldy Hernandez <aldyh@redhat.com>
7398 * regrename.c (note_sets): Handle subregs.
7400 2005-01-24 Joseph S. Myers <joseph@codesourcery.com>
7403 * genconditions.c (write_header, write_conditions): Elide file if
7406 2005-01-24 Kazu Hirata <kazu@cs.umass.edu>
7408 * c-opts.c, expmed.c, gengtype.c, tree-complex.c,
7409 config/arm/iwmmxt.md, config/avr/avr.c, config/s390/s390.h:
7412 2005-01-24 Jakub Jelinek <jakub@redhat.com>
7414 * builtins.c (get_pointer_alignment, gimplify_va_arg_expr,
7415 expand_builtin_printf, expand_builtin_fprintf,
7416 expand_builtin_sprintf): Use POINTER_TYPE_P instead TREE_CODE
7417 checking against POINTER_TYPE.
7418 (validate_arglist): Handle POINTER_TYPE code by checking
7421 2005-01-24 Paolo Bonzini <bonzini@gnu.org>
7423 * rtlanal.c (non_rtx_starting_operands, for_each_rtx_1,
7425 (for_each_rtx): Call for_each_rtx_1.
7426 * rtl.h (init_rtlanal): Declare.
7427 * toplev.c (backend_init): Call init_rtlanal.
7429 2005-01-24 Jakub Jelinek <jakub@redhat.com>
7431 * flow.c (propagate_one_insn): Formatting.
7434 * flow.c (libcall_dead_p): Be more conservative if unsure.
7435 If there are any instructions between insn and call, see if they are
7436 all dead before saying the libcall is dead.
7438 2005-01-24 Uros Bizjak <uros@kss-loka.si>
7440 * config/i386/i386.md (*extendsfdf2_sse): Use "nonimmediate_operand"
7441 operand constraint for operand 0.
7443 2005-01-23 Richard Henderson <rth@redhat.com>
7446 * tree-complex.c (expand_complex_div_wide): Set EDGE_FALLTHRU on
7447 edges leading to join block.
7449 2005-01-23 Roger Sayle <roger@eyesopen.com>
7451 * expmed.c (expand_mult_highpart): Make static. Change type of
7452 constant multiplier argument from unsigned HOST_WIDE_INT to rtx.
7453 (expand_divmod): Updates calls to expand_mult_highpart by using
7454 gen_int_mode to pass a CONST_INT rtx.
7455 * rtl.h (expand_mult_highpart): Remove prototype.
7457 2005-01-23 Kazu Hirata <kazu@cs.umass.edu>
7459 * flow.c (regset_bytes, regset_size): Remove.
7461 * cfganal.c: Fix a reference to Harvey's paper.
7463 2005-01-23 Steven Bosscher <stevenb@suse.de>
7465 PR rtl-optimization/19464
7466 * tree-optimize.c (init_tree_optimization_passes): Add one more
7467 copyrename pass just before out-of-ssa.
7469 2005-01-23 Joseph S. Myers <joseph@codesourcery.com>
7472 * recog.c (recog_memoized): Don't define if GENERATOR_FILE.
7473 * ggc-none.c (ggc_free): Define.
7475 2005-01-23 Kazu Hirata <kazu@cs.umass.edu>
7477 * cse.c (max_reg, max_insn_uid): Remove.
7478 (cse_main): Don't access max_reg or max_insn_uid.
7480 * c-common.c (explicit_flag_signed_bitfields,
7481 lang_statement_code_p, lang_expand_function_end): Remove.
7482 * c-common.h: Remove the corresponding declarations.
7483 * c-opts.c (c_common_handle_option): Remove all write access
7484 to explicit_flag_signed_bitfields.
7486 * cgraph.c (cgraph_varpool_n_nodes): Remove.
7487 (cgraph_varpool_node): Don't access cgraph_varpool_n_nodes.
7488 * cgraph.h: Remove the corresponding declaration.
7490 * gcse.c (null_pointer_info): Remove.
7492 2005-01-23 Roger Sayle <roger@eyesopen.com>
7493 Eric Botcazou <ebotcazou@libertysurf.fr>
7495 * combine.c (simplify_logical): Only simplify logical expressions
7496 of the form ior(and(x,y),z) by the inverse distributive law if the
7497 result is cheaper than the original.
7499 2005-01-23 Kazu Hirata <kazu@cs.umass.edu>
7501 * alias.c, c-common.h, c-incpath.c, c-incpath.h, expr.c,
7502 fold-const.c, gimplify.c, params.h, tree-data-ref.c,
7503 tree-if-conv.c, tree-nested.c, tree-outof-ssa.c,
7504 tree-ssa-dom.c, tree-vectorizer.c, tree.def, config/darwin.c,
7505 config/freebsd-spec.h, config/arm/arm.h,
7506 config/h8300/h8300.md, config/i386/i386.md,
7507 config/i386/predicates.md, config/i386/sse.md,
7508 config/ia64/ia64.c, config/ip2k/ip2k.c, config/s390/s390.c,
7509 config/vax/vax.md: Fix comment typos. Follow spelling
7512 2005-01-23 Steven Bosscher <stevenb@suse.de>
7514 * gengtype.c (walk_type): Produce `not equal to' compares for loop
7515 tests, instead of `less than'.
7517 2005-01-23 Richard Sandiford <rsandifo@redhat.com>
7519 * function.c (assign_parm_setup_block): When creating a new stack slot
7520 for a parameter, get its alignment from the parameter's DECL_ALIGN
7521 rather than the type's TYPE_ALIGN. Make sure that the parameter
7522 is at least word aligned.
7524 2005-01-22 Roger Sayle <roger@eyesopen.com>
7527 * config/avr/avr.c (avr_hard_regno_mode_ok): Rewrite.
7529 2005-01-22 Richard Henderson <rth@redhat.com>
7532 * config/i386/i386.md (movsfcc_1_sse_max): Use nonimmediate_operand
7533 in both compare operands.
7534 (movdfcc_1_sse_max): Likewise.
7535 (movsfcc_1_sse): Likewise. Add earlyclobber for scratch.
7536 (movdfcc_1_sse): Likewise.
7537 * config/i386/i386.c (ix86_split_sse_movcc): Emit copies into the
7538 scratch register as needed.
7540 2005-01-22 Richard Henderson <rth@redhat.com>
7542 * config/i386/i386.md (smaxsf3): Fix mnemonic typo.
7544 * config/i386/i386.c (ix86_prepare_fp_compare_args): Fix is_sse test.
7546 2005-01-22 Richard Henderson <rth@redhat.com>
7548 * genopinit.c (optabs): Use smin/smax for floating point too.
7549 * doc/md.texi: Update to match. Clarify that floating point
7550 results are undefined for +0/-0 and NaN.
7551 * doc/rtl.texi: Likewise.
7552 * rtl.def (SMIN, SMAX): Likewise
7553 * tree.def (MIN_EXPR, MAX_EXPR): Likewise.
7555 * config/alpha/alpha.md (smaxdf3, smindf3, smaxsf3, sminsf3): Add
7556 leading 's' to the name.
7557 * config/ia64/ia64.md (smaxsf3, sminsf3, smaxdf3, smindf3,
7558 smaxxf3, sminxf3): Likewise.
7559 * config/rs6000/rs6000.md (smaxdf3, smindf3, smaxsf3, sminsf3):
7562 2005-01-22 Paul Brook <paul@codesourcery.com>
7564 * config/arm/arm.md: Use "Uy" constraint for wcgr load/stores.
7566 2005-01-21 Mark Dettinger <dettinge@de.ibm.com>
7568 * config/s390/s390.c (struct processor_costs): New fields
7569 dlgr, dlr, dr, dsgfr, dsgr.
7570 (z900_cost, z990_cost): Values for new fields.
7571 (s390_rtx_costs): New cases MEM und COMPARE in switch
7572 statement. Modified handling of SIGN_EXTEND, ZERO_EXTEND,
7573 DIV, MOD, UDIV, UMOD.
7575 2005-01-21 Ulrich Weigand <uweigand@de.ibm.com>
7577 * config/s390/s390.md ("doloop_si64"): Reload input value directly
7578 into the register being decremented.
7579 ("doloop_si31", "doloop_di"): Likewise.
7580 ("*doloop_si_long"): Adapt pattern.
7582 2005-01-21 Ulrich Weigand <uweigand@de.ibm.com>
7584 * config/s390/s390.h (HARD_REGNO_NREGS): Fix computation for
7586 (CLASS_MAX_NREGS): Likewise.
7588 2005-01-21 Daniel Berlin <dberlin@dberlin.org>
7590 * doc/tree-ssa.texi (Statement Operands): Add example for new
7591 must-def macro. Note deprecation of old operands interface.
7593 2005-01-22 Richard Sandiford <rsandifo@redhat.com>
7595 PR tree-optimization/19484
7596 * tree-cfg.c (remove_fallthru_edge): New function.
7597 (cleanup_control_flow): Remove fallthru edges from calls that are
7598 now known not to return.
7600 2005-01-20 Daniel Berlin <dberlin@dberlin.org>
7602 Fix PR tree-optimization/19038
7603 * tree-ssa-dom.c (cprop_operand): Don't replace loop invaeriant
7604 copies with loop variant ones.
7606 2005-01-22 Kazu Hirata <kazu@cs.umass.edu>
7608 * cfganal.c, real.h, reorg.c, timevar.def, tree-ssa-ccp.c,
7609 config/alpha/alpha-protos.h, config/alpha/alpha.h,
7610 config/alpha/alpha.md, config/alpha/predicates.md,
7611 config/sparc/freebsd.h, config/sparc/netbsd-elf.h,
7612 config/sparc/sol2.h: Update copyright.
7614 * tree-cfg.c (remove_forwarder_block_with_phi): Look at the
7615 first label to see if it is a nonlocal label.
7617 2005-01-22 David Edelsohn <edelsohn@gnu.org>
7618 Andrew Pinski <pinskia@physics.uc.edu>
7621 * config/rs6000/rs6000.c (rs6000_va_start): Saturate n_gpr at
7622 maximum number of GPRs. Saturate n_fpr at maximum number of FPRs.
7624 2005-01-22 Ralf Corsepius <ralf.corsepius@rtems.org>
7626 * config/rs6000/rtems.h: Update copyright.
7628 2005-01-22 Ralf Corsepius <ralf.corsepius@rtems.org>
7631 * config/rs6000/rtems.h: Resurrect cpp_os_rtems_spec from gcc < 3.4.
7632 (CPP_OS_RTEMS_SPEC): New (From gcc-3.3's config/rs6000/sys4.h).
7633 (SUBSUBTARGET_EXTRA_SPECS): Use CPP_OS_RTEMS_SPEC.
7635 2005-01-22 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
7638 * c-typeck.c (convert_arguments): Check for error_mark_node.
7640 2005-01-21 Ian Lance Taylor <ian@airs.com>
7642 PR tree-optimization/13000
7643 * tree-inline.c: Include "tree-flow.h".
7644 (expand_call_inline): If warn_return_type, warn if non-void inline
7645 function falls through.
7646 * tree-cfg.c (execute_warn_function_return): Don't warn about
7647 control reaching end if TREE_NO_WARNING is set. Set
7649 * gimple-low.c (block_may_fallthru): Don't assume that SWITCH_EXPR
7651 * gimplify.c (shortcut_cond_expr): Don't emit a jump over the else
7652 branch if we don't need one.
7653 * c-typeck.c: Include "tree-flow.h"
7654 (c_finish_bc_stmt): Don't add a goto if the current statement
7655 list doesn't fall through to the current point.
7657 2005-01-21 Roger Sayle <roger@eyesopen.com>
7659 PR rtl-optimization/576
7660 * real.c (real_arithmetic): Change return type from void to bool
7661 to return an indication that the result may be inexact.
7662 * real.h (real_arithmeric): Update prototype.
7663 * fold-const.c (const_binop): Don't constant fold floating
7664 point expressions when the user specifies -frounding-math and
7665 the result may depend upon the run-time rounding mode.
7666 (fold_convert_const_real_from_real): Clean-up.
7667 (fold_initializer): Ignore flag_rounding_math for initializers.
7668 * simplify-rtx.c (simplify_binary_operation): Likewise, don't
7669 constant fold FP operations with flag_rounding_math if the
7670 result may depend upon the run-time rounding mode.
7672 2005-01-21 Tom Tromey <tromey@redhat.com>
7674 * c-cppbuiltin.c (define__GNUC__): Correct assertion.
7676 2005-01-21 Kazu Hirata <kazu@cs.umass.edu>
7678 * tree-cfg.c: Fix comment typos.
7680 2005-01-21 J"orn Rennecke <joern.rennecke@st.com>
7682 * passes.c (rest_of_handle_flow2): Close / open the flow2 dump file
7683 around the call to rest_of_handle_branch_target_load_optimize.
7685 2005-01-21 Eric Botcazou <ebotcazou@libertysurf.fr>
7687 * config.gcc (sparc-*-netbsdelf*): Include dbxelf.h
7688 (sparc64-*-openbsd*): Likewise.
7689 (sparclite-*-elf*): Include tm-dwarf2.h.
7690 (sparc86x-*-elf*): Likewise.
7691 (sparc64-*-elf*): Likewise.
7692 * config/sparc/linux64.h (DWARF2_DEBUGGING_INFO): Delete.
7693 (DBX_DEBUGGING_INFO): Likewise.
7694 * config/sparc/liteelf.h (DWARF2_DEBUGGING_INFO): Likewise.
7695 (PREFERRED_DEBUGGING_TYPE): Likewise.
7696 * config/sparc/netbsd-elf.h (PREFERRED_DEBUGGING_TYPE): Likewise.
7697 * config/sparc/sp64-elf.h (DBX_DEBUGGING_INFO): Likewise.
7698 (PREFERRED_DEBUGGING_TYPE): Likewise.
7699 * config/sparc/sp86x-elf.h (DWARF2_DEBUGGING_INFO): Likewise.
7700 (PREFERRED_DEBUGGING_TYPE): Likewise.
7701 * config/sparc/sparc.h (DBX_DEBUGGING_INFO): Likewise.
7703 2005-01-21 Hans-Peter Nilsson <hp@bitrange.com>
7706 * combine.c (combine_simplify_rtx): Revert change of 2004-12-31.
7708 2005-01-20 Paul Brook <paul@codesourcery.com>
7710 * doc/rtl.texi: Document value extension requirements for CONST_INT.
7712 2005-01-20 Kazu Hirata <kazu@cs.umass.edu>
7714 * tree-cfg.c (tree_verify_flow_info): Check that a nonlocal
7715 label is first in a sequence of labels.
7717 * tree-cfg.c (tree_verify_flow_info): Fix a typo.
7719 2005-01-20 Janis Johnson <janis187@us.ibm.com>
7720 Giovanni Bajo <giovannibajo@gcc.gnu.org>
7722 * doc/sourcebuild.texi (Test Directives): New.
7724 2005-01-20 Roger Sayle <roger@eyesopen.com>
7726 * real.c (real_floor): Don't leave the result uninitialized when
7727 mode is VOIDMode, but return the unrounded intermediate value.
7728 (real_ceil): Likewise.
7730 2005-01-20 Paul Brook <paul@codesourcery.com>
7732 * config/arm/arm.md (insv): Use gen_int_mode.
7734 2005-01-20 Eric Botcazou <ebotcazou@libertysurf.fr>
7736 * config/sparc/freebsd.h (ASM_OUTPUT_INTERNAL_LABELREF): Delete.
7737 * config/sparc/linux.h (ASM_OUTPUT_INTERNAL_LABELREF): Likewise.
7738 * config/sparc/linux64.h (ASM_OUTPUT_INTERNAL_LABELREF): Likewise.
7739 * config/sparc/netbsd-elf.h (ASM_OUTPUT_INTERNAL_LABELREF): Likewise.
7740 * config/sparc/sol2.h (ASM_OUTPUT_INTERNAL_LABELREF): Likewise.
7742 2005-01-20 Daniel Berlin <dberlin@dberlin.org>
7745 * dwarf2out.c (concat_loc_descriptor): We don't know we can use
7746 fbreg, so we have to assume we can't.
7747 (loc_descriptor_from_tree_1): Ditto.
7748 (containing_function_has_frame_base): New function.
7749 (add_location_or_const_value_attribute): Use it.
7750 Also try to generate a frame_base from a single element location
7753 2005-01-20 Kazu Hirata <kazu@cs.umass.edu>
7755 PR tree-optimization/15349
7756 * timevar.def (TV_TREE_MERGE_PHI): New.
7757 * tree-cfg.c (tree_forwarder_block_p): Add a new argument
7759 (remove_forwarder_block, cleanup_forwarder_blocks): Adjust the
7760 calls to tree_forwarder_block_p.
7761 (remove_forwarder_block_with_phi, merge_phi_nodes,
7762 gate_merge_phi, pass_merge_phi): New.
7763 * tree-optimize.c (init_tree_optimization_passes): Add
7765 * tree-pass.h: Add an extern for pass_merge_phi;
7767 2005-01-20 Richard Henderson <rth@redhat.com>
7770 * config/i386/emmintrin.h (_mm_castpd_ps, _mm_castpd_si128): New.
7771 (_mm_castps_pd, _mm_castps_si128): New.
7772 (_mm_castsi128_ps, _mm_castsi128_pd): New.
7774 2005-01-20 Richard Henderson <rth@redhat.com>
7777 * config/i386/mmintrin.h (_mm_cvtsi32_si64): Use
7778 __builtin_ia32_vec_init_v2si.
7779 (_mm_cvtsi64_si32): Use __builtin_ia32_vec_ext_v2si.
7780 * config/i386/i386.c (IX86_BUILTIN_VEC_EXT_V2SI): New.
7781 (ix86_init_mmx_sse_builtins): Create it.
7782 (ix86_expand_builtin): Expand it.
7783 (ix86_expand_vector_set): Handle V2SFmode and V2SImode.
7784 * config/i386/mmx.md (vec_extractv2sf_0, vec_extractv2sf_1): New.
7785 (vec_extractv2si_0, vec_extractv2si_1): New.
7787 2005-01-20 Richard Henderson <rth@redhat.com>
7790 * config/i386/i386.c (ix86_expand_push): New.
7791 * config/i386/mmx.md (push<MMXMODE>1): New.
7792 * config/i386/sse.md (push<SSEMODE>1): New.
7793 * config/i386/i386-protos.h: Update.
7795 2005-01-20 Kazu Hirata <kazu@cs.umass.edu>
7797 * params.def, params.h, predict.c, tree-ssa-loop-im.c: Update
7800 2005-01-20 Richard Henderson <rth@redhat.com>
7802 * rtl.def (CONST_VECTOR): Use RTX_CONST_OBJ.
7803 * rtl.h (CONSTANT_P): Don't special case CONST_VECTOR.
7805 2005-01-19 Richard Henderson <rth@redhat.com>
7808 * config/i386/i386.c (ix86_expand_vector_move_misalign): Convert
7809 to V4SFmode in SSE1 fallback load path.
7811 2005-01-19 Richard Henderson <rth@redhat.com>
7813 * config/i386/i386.c (ix86_expand_vector_init_one_var): Fix typo
7814 in QImode expansion to ix86_expand_vector_set.
7815 (ix86_expand_vector_init_general): Fix typo in V8HImode recursive call.
7817 2005-01-19 Richard Henderson <rth@redhat.com>
7820 * config/i386/i386.c (ix86_preferred_reload_class): Return a proper
7821 subclass of the input class.
7822 (ix86_secondary_memory_needed): Always true for cross-MMX classes.
7823 Always true for cross-SSE1 classes. Rationalize conditionals.
7824 * config/i386/i386.h (SSE_CLASS_P, MMX_CLASS_P): Use straight equality.
7825 * config/i386/i386.md (movsi_1): Add MMX/SSE zeros. Fix alternatives
7826 for SSE1. Don't check TARGET_INTER_UNIT_MOVES.
7827 (movdi_2): Add MMX/SSE zeros.
7828 (movdi_1_rex64): Likewise. Don't check TARGET_INTER_UNIT_MOVES.
7829 (movsf_1): Don't check TARGET_INTER_UNIT_MOVES.
7830 (zero_extendsidi2_32, zero_extendsidi2_rex64): Likewise.
7831 (movsi_1_nointernunit, movdi_1_rex64_nointerunit): Remove.
7832 (movsf_1_nointerunit, zero_extendsidi2_32_1): Remove.
7833 (zero_extendsidi2_rex64_1): Remove.
7834 (MOV0 peephole): Check GENERAL_REG_P.
7836 2005-01-19 Richard Henderson <rth@redhat.com>
7839 * config/i386/i386.c (ix86_expand_vector_set): Fix third and fourth
7841 (ix86_expand_vector_extract): Likewise.
7843 2005-01-19 Richard Henderson <rth@redhat.com>
7846 * expr.c (emit_move_change_mode): New argument force; use
7847 simplify_gen_subreg if true.
7848 (emit_move_via_alt_mode): Merge into ...
7849 (emit_move_via_integer): ... here.
7850 (emit_move_ccmode): Use emit_move_change_mode directly.
7852 2005-01-19 Richard Henderson <rth@redhat.com>
7855 * config/alpha/alpha.c (alpha_rtx_costs): Handle HIGH.
7856 (alpha_preferred_reload_class): Handle CONST_VECTOR.
7857 (alpha_emit_set_const_1): Add no_output parameter; don't emit
7859 (alpha_emit_set_const): Likewise. Make static.
7860 (alpha_emit_set_long_const): Make static.
7861 (alpha_extract_integer): Split out from alpha_expand_mov.
7862 (alpha_split_const_mov): Likewise.
7863 (alpha_expand_mov): Use them. Handle CONST_VECTOR.
7864 (alpha_legitimate_constant_p): New.
7865 * config/alpha/alpha-protos.h: Update.
7866 * config/alpha/alpha.h (REGISTER_MOVE_COST): Correct fp<->gp cost.
7867 (LEGITIMATE_CONSTANT_P): Re-implement with a function.
7868 * config/alpha/alpha.md (movsi): Add n alternative.
7869 (movsi_nt_vms, movdi_er_nofix, movdi_er_fix, movdi_fix): Likewise.
7870 (mov<VEC>_fix, mov<VEC>_nofix): Add i alternative.
7871 (splitters for all of the above): Use alpha_split_const_mov.
7872 * config/alpha/predicates.md (non_add_const_operand): New.
7873 (non_zero_const_operand): New.
7874 (input_operand): Use alpha_legitimate_constant_p after reload.
7876 2005-01-19 Zdenek Dvorak <dvorakz@suse.cz>
7878 PR tree-optimization/19038
7879 * tree-ssa-loop-ivopts.c (allow_ip_end_pos_p): New function.
7880 (add_candidate): Add ivs with increment in latch only if
7881 allow_ip_end_pos_p is true.
7882 (determine_iv_cost): Use empty_block_p.
7884 2005-01-19 Daniel Berlin <dberlin@dberlin.org>
7886 * cfganal.c (compute_dominance_frontiers_1): Replace with new algorithm
7887 (compute_dominance_frontiers): Ditto.
7889 2005-01-19 Ralf Corsepius <ralf.corsepius@rtems.org>
7892 * config/sh/t-rtems: New.
7893 * config.gcc (sh-*-rtems*): Reflect having added config/sh/t-rtems.
7895 2005-01-19 Zdenek Dvorak <dvorakz@suse.cz>
7897 * tree-ssa-ccp.c (maybe_fold_offset_to_component_ref): Always subtract
7898 the offset of the selected field.
7900 2005-01-19 Kazu Hirata <kazu@cs.umass.edu>
7902 * tree-cfg.c (remove_forwarder_block): Fix the check to
7903 prevent a nonlocal label from appearing in the middle of a
7906 2005-01-19 Hans-Peter Nilsson <hp@axis.com>
7908 PR rtl-optimization/19462
7909 * reorg.c (find_end_label): Create return insn only if
7910 current_function_epilogue_delay_list is empty.
7912 2005-01-19 Paolo Bonzini <bonzini@gnu.org>
7914 * doc/passes.texi: Remove paragraph mentioning new-ra.
7916 2005-01-19 Jakub Jelinek <jakub@redhat.com>
7918 PR rtl-optimization/15139
7919 * combine.c: Include params.h.
7920 (count_rtxs): New function.
7921 (record_value_for_reg): If replace_rtx would replace at least
7922 2 occurrences of REG in VALUE and TEM is really large, replace REG with
7923 (clobber (const_int 0)) instead of TEM.
7924 * params.def (PARAM_MAX_LAST_VALUE_RTL): New.
7925 * params.h (MAX_LAST_VALUE_RTL): New.
7926 * Makefile.in (combine.o): Depend on $(PARAMS_H).
7927 * doc/invoke.texi (--param max-last-value-rtl=N): Document.
7930 * c-typeck.c (digest_init): Only call build_vector if all constructor
7931 elements are *_CST nodes.
7932 * gimplify.c (gimplify_init_constructor): Likewise.
7935 * c-typeck.c (digest_init): Only call build_vector if inside_init
7938 2005-01-18 Tobias Schl"uter <tobias.schlueter@physik.uni-muenchen.de>
7940 * toplev.c (init_asm_output): Remove dead #ifdef.
7942 2005-01-18 Kaz Kojima <kkojima@gcc.gnu.org>
7944 * config/sh/linux.h (TARGET_C99_FUNCTIONS): Define.
7946 2005-01-18 Eric Botcazou <ebotcazou@libertysurf.fr>
7948 * calls.c (expand_call): Check DECL_BUILT_IN_CLASS before
7949 accessing DECL_FUNCTION_CODE.
7950 * dojump.c (do_jump): Likewise.
7951 * gimplify.c (gimplify_call_expr): Likewise.
7952 * predict.c (expr_expected_value): Likewise.
7953 (strip_builtin_expect): Likewise.
7954 * tree-inline.c (estimate_num_insns_1): Likewise.
7955 * tree-ssa-loop-im.c (stmt_cost): Likewise
7956 * fold-const.c (fold): Test for BUILT_IN_NORMAL.
7957 (tree_expr_nonnegative_p): Likewise.
7959 2005-01-18 Eric Botcazou <ebotcazou@libertysurf.fr>
7961 * config/sparc/sparc.c (load_pic_register): Emit the appropriate
7962 variant of the load_pcrel_sym pattern.
7963 * config/sparc/sparc.md (P macro): Move to the top.
7964 (load_pcrel_sym): Macroize using P.
7965 (save_register_window): Likewise.
7967 2005-01-18 Aldy Hernandez <aldyh@redhat.com>
7969 * config/rs6000/rs6000.md ("sunordered"): Disable for e500.
7972 2005-01-18 Andrew Pinski <pinskia@physics.uc.edu>
7975 * c-typeck.c (build_asm_expr): Strip nops off
7976 input memory operands.
7978 2005-01-18 David Edelsohn <edelsohn@gnu.org>
7980 * config/rs6000/aix43.h (CPLUSPLUS_CPP_SPEC): Delete
7981 _XOPEN_SOURCE, _XOPEN_SOURCE_EXTENDED, _LARGE_FILE_API.
7982 * config/rs6000/aix51.h (CPLUSPLUS_CPP_SPEC): Same.
7983 * config/rs6000/aix52.h (CPLUSPLUS_CPP_SPEC): Same.
7985 2005-01-18 Joel Sherrill <joel.sherrill@oarcorp.com>
7988 * config/i386/i386.c (override_options): If the 80387 is disabled,
7989 then do not return FP values using FP registers.
7991 2005-01-18 Kazu Hirata <kazu@cs.umass.edu>
7993 * basic-block.h, c-common.c, c-cppbuiltin.c, c-lang.c,
7994 c-tree.h, cfgbuild.c, cgraph.c, cgraph.h, collect2.c,
7995 combine.c, config.gcc, coverage.h, cse.c, cselib.c,
7996 defaults.h, df.c, dwarf2asm.c, dwarf2out.c, explow.c, expr.c,
7997 flow.c, fold-const.c, gcse.c, ggc-page.c, gimple-low.c,
7998 gimplify.c, ifcvt.c, langhooks-def.h, lcm.c, optabs.h,
7999 output.h, postreload-gcse.c, postreload.c, recog.c,
8000 resource.c, rtl.def, rtlanal.c, sched-deps.c, sched-rgn.c,
8001 targhooks.h, toplev.c, tree-data-ref.c, tree-eh.c,
8002 tree-flow.h, tree-loop-linear.c, tree-mudflap.h, tree-nrv.c,
8003 tree-optimize.c, tree-outof-ssa.c, tree-pass.h,
8004 tree-scalar-evolution.c, tree-ssa-copy.c, tree-ssa-dce.c,
8005 tree-ssa-dse.c, tree-ssa-loop-ivopts.c, tree-ssa-operands.c,
8006 tree-ssa-pre.c, tree-ssa.c, tree-vectorizer.c, tree.def,
8007 unwind-dw2-fde-darwin.c, var-tracking.c: Update copyright.
8009 * config/darwin.c, config/darwin.h, config/freebsd-spec.h,
8010 config/alpha/alpha.c, config/arm/vfp.md,
8011 config/i386/emmintrin.h, config/i386/i386-modes.def,
8012 config/i386/i386-protos.h, config/i386/i386.h,
8013 config/i386/pmmintrin.h, config/i386/ppro.md,
8014 config/i386/predicates.md, config/i386/xmmintrin.h,
8015 config/i860/i860.c, config/ia64/ia64-modes.def,
8016 config/ia64/ia64-protos.h, config/ia64/ia64.h,
8017 config/ia64/ia64.md, config/ia64/itanium1.md,
8018 config/ia64/itanium2.md, config/ia64/predicates.md,
8019 config/iq2000/iq2000.h, config/mips/linux64.h,
8020 config/rs6000/aix41.h, config/rs6000/aix43.h,
8021 config/rs6000/aix52.h, config/rs6000/darwin-fallback.c,
8022 config/rs6000/rs6000.c, config/rs6000/rs6000.h,
8023 config/rs6000/spe.md, config/sh/sh.md, config/sparc/linux.h,
8024 config/sparc/linux64.h, config/sparc/litecoff.h,
8025 config/sparc/sp64-elf.h, config/sparc/sparc.c,
8026 config/sparc/sparc.h, config/sparc/sparc.md,
8027 config/sparc/sysv4-only.h: Update copyright.
8029 2005-01-18 Richard Henderson <rth@redhat.com>
8032 * config/i386/i386.c (ix86_expand_fp_movcc): Fail for LTGT and UNEQ.
8034 2005-01-18 Marc Espie <espie@openbsd.org>
8035 * config/i386/openbsdelf.h: Typo.
8037 2005-01-18 Richard Henderson <rth@redhat.com>
8039 * config/i386/i386.c (ix86_expand_fp_movcc): Remove TARGET_IEEE_FP
8040 special case for sse.
8041 * config/i386/predicates.md (sse_comparison_operator): Likewise.
8043 2005-01-18 Dorit Naishlos <dorit@il.ibm.com>
8045 * tree-inline.c (estimate_num_insns_1): Added cases for
8046 ALIGN_INDIRECT_REF, MISALIGNED_INDIRECT_REF, and REALIGN_LOAD_EXPR.
8048 2005-01-18 Eric Botcazou <ebotcazou@libertysurf.fr>
8050 PR rtl-optimization/19296
8051 * combine.c (simplify_comparison): Rewrite the condition under
8052 which a non-paradoxical SUBREG of a PLUS can be lifted when
8053 compared against a constant.
8055 2005-01-18 Andi Kleen <ak@muc.de>
8057 * c-typeck.c: (convert_for_assignment): Check warn_pointer_sign.
8058 * c.opt (-Wpointer-sign): Add.
8059 * doc/invoke.texi: (-Wpointer-sign): Add.
8061 2005-01-18 Uros Bizjak <uros@kss-loka.si>
8063 * config/i386/i386.c (override_options): Revert 2004-11-24 change.
8064 * config/i386/i386.md (fmodsf3, dremsf3, *sinsf2, *cossf2, sincossf3,
8065 *tansf3_1, tansf2, atan2sf3_1, atan2sf3, atansf2, asinsf2, acossf2,
8066 logsf2, log10sf2, log2sf2, log1psf2, logbsf2, ilogbsf2, expsf2,
8067 exp10sf2, exp2sf2, expm1sf2, rintsf2, floorsf2, ceilsf2, btruncsf2,
8068 nearbyintsf2): Disable for TARGET_SSE_MATH. Leave patterns enabled
8069 for TARGET_MIX_SSE_I387.
8070 (fmoddf3, dremdf3, *sindf2, *sinextendsfdf2, *cosdf2, *cosextendsfdf2,
8071 sincosdf3, *sincosextendsfdf3, *tandf3_1, tandf2, atan2df3_1,
8072 atan2df3, atandf2, asindf2, acosdf2, logdf2, log10df2, log2df2,
8073 log1pdf2, logbdf2, expdf2, exp10df2, exp2df2, expm1df2, rintdf2,
8074 floordf2, ceildf2, btruncdf2, nearbyintdf2): Disable for
8075 (TARGET_SSE2 && TARGET_SSE_MATH). Leave patterns enabled for
8076 TARGET_MIX_SSE_I387.
8077 (atan2sf3, atan2df3, atan2xf3): Remove register constraints
8080 2005-01-18 Uros Bizjak <uros@kss-loka.si>
8083 * config/i386/mmx.md (*movv2sf_internal_rex64, *movv2sf_internal):
8084 Add movaps alternative for xmm reg->reg move.
8086 2005-01-17 Jeff Law <law@redhat.com>
8088 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Clear SSA_NAME_VALUE
8089 at the end of the main DOM loop rather than just before DOM exits.
8091 2005-01-17 Diego Novillo <dnovillo@redhat.com>
8093 PR tree-optimization/19121
8094 * tree-ssa-alias.c (compute_flow_sensitive_aliasing): When
8095 adding aliases to a name tag, also add them to the pointer's
8097 * tree-ssa-copy.c (merge_alias_info): Do not merge flow
8098 sensitive alias info at all. Only check that the two pointers
8099 have compatible pointed-to sets.
8100 * tree-ssa.c (verify_name_tags): Verify that the alias set of
8101 a pointer's type tag is a superset of the alias set of the
8104 2005-01-17 James E Wilson <wilson@specifixinc.com>
8107 * config/ia64/ia64.md (movxf): Handle general register source. Adjust
8108 comment to document why.
8110 2005-01-17 Richard Henderson <rth@redhat.com>
8112 * config/i386/sse.md (smaxv4sf3_finite, sse_vmsmaxv4sf3_finite,
8113 sminv4sf3_finite, sse_vmsminv4sf3_finite, smaxv2df3_finite,
8114 sse2_vmsmaxv2df3_finite, sminv2df3_finite,
8115 sse2_vmsminv2df3_finite): New.
8116 (smaxv4sf3, sse_vmsmaxv4sf3, sminv4sf3, sse_vmsminv4sf3, smaxv2df3,
8117 sse2_vmsmaxv2df3, sminv2df3, sse2_vmsminv2df3): Remove commutative.
8118 Force op1 into register.
8120 2005-01-17 Kelley Cook <kcook@gcc.gnu.org>
8122 * Makefile.in (STAGEMOVESTUFF): Stage all the stamp files to prevent
8123 bubblestrap from always rebuilding build directory.
8125 2005-01-17 Ulrich Weigand <uweigand@de.ibm.com>
8127 * config/s390/s390.md ("*clc"): Remove incorrect '='.
8128 ("*cmpmem_short"): Likewise.
8130 2005-01-17 Steven Bosscher <stevenb@suse.de>
8132 * basic-block.h: Document BB_* flags.
8133 * regrename.c (copyprop_hardreg_forward): Don't use BB_VISITED,
8134 use an sbitmap instead.
8135 * sched-rgn.c (compute_trg_info): Likewise.
8137 2005-01-17 Richard Sandiford <rsandifo@redhat.com>
8139 * config.gcc (mips64*-*-linux*): Set the default abi to n32. Remove
8140 redundant target_cpu_default and extra_parts lines. Use the default
8142 * config/mips/linux64.h (DRIVER_DEFAULT_ABI_SELF_SPEC): Delete.
8143 (SUBTARGET_EXTRA_SPECS): Delete.
8144 (DRIVER_SELF_SPECS): Remove architecture lines. Set the ABI directly.
8145 (SUBTARGET_ASM_SPEC): Remove -mabi=n32 and -mabi=64 mappings.
8146 * config/mips/t-linux64 (MULTILIB_DIRNAMES): Use "32" for -mabi=32
8147 and "n32" for -mabi=n32.
8149 2005-01-17 Ian Lance Taylor <ian@airs.com>
8152 * c-typeck.c (build_c_cast): Revert patch of 2003-02-16: don't
8153 fold constant variables into initial values.
8155 2005-01-17 Kazu Hirata <kazu@cs.umass.edu>
8157 * tree-cfg.c (tree_can_merge_blocks_p): Reorder two checks.
8159 * tree-cfg.c (tree_forwarder_block_p): Speed up by walking
8160 through the statements backward.
8162 2005-01-17 Ian Lance Taylor <ian@airs.com>
8164 PR middle-end/13127:
8165 * tree-inline.c (expand_call_inline): Set TREE_NO_WARNING on
8166 a variable set to the return value of the inlined function.
8168 2005-01-17 Mark Dettinger <dettinge@de.ibm.com>
8170 * rtlanal.c (rtx_cost): Assign cost of 0 to a SUBREG
8171 when modes are tieable.
8173 2005-01-17 Ranjit Mathew <rmathew@hotmail.com>
8175 * gthr-posix.h (__gthread_active_p): Use pthread_cancel instead
8176 of pthread_create to find out if threads are enabled.
8177 * gthr-posix95.h (__gthread_active_p): Likewise.
8179 2005-01-17 Paolo Bonzini <bonzini@gnu.org>
8181 * common.opt (-fnew-ra): Remove.
8183 * toplev.h (flag_new_regalloc): Remove.
8184 * Makefile.in (ra*.*): Don't mention.
8185 * passes.c (rest_of_handle_new_regalloc): Remove.
8186 (rest_of_handle_combine, rest_of_compilation): Always consider
8187 flag_new_regalloc as false.
8188 * doc/invoke.texi: Don't document -fnew-ra.
8190 2005-01-17 Paolo Bonzini <bonzini@gnu.org>
8192 * bb-reorder.c (fix_edges_for_rarely_executed_code): Remove
8193 last parameter to reg_scan.
8194 * loop.c (loop_optimize): Likewise.
8195 * passes.c (rest_of_handle_tracer, rest_of_handle_if_conversion,
8196 rest_of_handle_web, rest_of_handle_cfg, rest_of_handle_jump_bypass,
8197 rest_of_handle_life, rest_of_handle_cse, rest_of_handle_cse2,
8198 rest_of_handle_gcse, rest_of_handle_loop_optimize,
8199 rest_of_handle_loop2, rest_of_handle_jump2): Likewise.
8200 * regclass.c (reg_scan): Likewise, for the declaration.
8201 * rtl.h (reg_scan): Likewise, for the prototype.
8203 2005-01-17 Kazu Hirata <kazu@cs.umass.edu>
8205 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Don't call
8206 mark_dfs_back_edges.
8208 2005-01-16 Daniel Berlin <dberlin@dberlin.org>
8210 * tree-ssa-pre.c (add_to_sets): s1 may be NULL.
8211 (compute_avail): Uses don't go in tmp_gen.
8213 2005-01-16 Steven Bosscher <stevenb@suse.de>
8215 * ggc-page.c (ggc_alloc_stat): Use __builtin_ctzl instead of a
8216 loop to look for a free slot in a page entry.
8218 2005-01-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
8221 * defaults.h (TARGET_DEFERRED_OUTPUT_DEFS): Provide default.
8222 * toplev.c (compile_file): Call process_pending_assemble_output_defs
8223 just before targetm.asm_out.file_end.
8224 * tree.h (process_pending_assemble_output_defs): Declare.
8225 * varasm.c (assemble_output_def, process_pending_assemble_output_defs):
8227 (assemble_alias): Defer generation of assembly code for defines when
8228 TARGET_DEFERRED_OUTPUT_DEFS is true.
8229 * config/rs6000/aix41.h (TARGET_DEFERRED_OUTPUT_DEFS): Define.
8230 * config/rs6000/aix43.h (TARGET_DEFERRED_OUTPUT_DEFS): Define.
8231 * doc/tm.texi (TARGET_DEFERRED_OUTPUT_DEFS): document.
8233 2005-01-15 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
8236 * pa.c (pa_scalar_mode_supported_p): New function.
8237 (TARGET_SCALAR_MODE_SUPPORTED_P): Define.
8238 * pa.h (MIN_UNITS_PER_WORD): Add comment.
8240 * pa-protos.h (prefetch_operand): Delete.
8241 (prefetch_cc_operand, prefetch_nocc_operand): New declations.
8242 * pa.c (prefetch_operand): Delete.
8243 (prefetch_cc_operand, prefetch_nocc_operand): New functions.
8244 * pa.h (EXTRA_CONSTRAINT): Add `W' constraint.
8245 (PREDICATE_CODES): Delete prefetch_operand. Add prefetch_cc_operand
8246 and prefetch_nocc_operand.
8247 * pa.md (prefetch): Rework to avoid reload problems handling short
8248 displacements when a cache control completer needs to be provided.
8249 (prefetch_32, prefetch_64): Delete.
8250 (prefetch_cc, prefetch_nocc): New patterns.
8252 2005-01-15 David Edelsohn <edelsohn@gnu.org>
8254 * config/rs6000/aix52.h (CPLUSPLUS_CPP_SPEC): Revert previous change.
8256 2005-01-15 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
8259 * pa.c (pa_asm_output_aligned_common): Warn if specified alignment
8260 exceeds maximum alignment for global common data.
8261 * pa64-hpux.h (MAX_OFILE_ALIGNMENT): Define to 32768.
8262 * som.h (MAX_OFILE_ALIGNMENT): Likewise.
8264 2004-01-15 Roger Sayle <roger@eyesopen.com>
8266 * tree-ssa-dom.c (extract_range_from_cond): Correct condition.
8268 2004-01-15 Roger Sayle <roger@eyesopen.com>
8270 * harg-reg-set.h (reg_class_names): Prototype global array.
8271 * regclass.c (reg_class_names): Declare here and initialize to
8273 (dump_regclass): Remove local declaration of reg_class_names.
8274 (regclass): Likewise.
8275 * cfg.c (dump_flow_info): Likewise.
8276 * ra-debug.c (reg_class_names): Likewise.
8277 * regrename.c (reg_class_names): Likewise.
8278 * reload.c (reg_class_names): Likewise.
8279 * reload1.c (spill_failure): Likewise.
8280 * config/m68hc11/m68hc11.c (reg_class_names): Likewise.
8282 2005-01-15 Ulrich Weigand <uweigand@de.ibm.com>
8284 * config/s390/s390.md ("reload_outti"): Remove predicate for
8285 output operand. Abort if operand is not a MEM.
8286 ("reload_outdi", "reload_outdf"): Likewise.
8288 2005-01-15 Marc Espie <espie@openbsd.org>
8290 * config.gcc (*-*-openbsd*): Set HAS_LIBC_R for OpenBSD <= 3.2.
8291 (i[34567]86-*-openbsd*): Switch to ELF for OpenBSD >= 3.4.
8292 * config/openbsd.h: Fix C++ includes for native configurations.
8293 Add proper OS_CPP_BUILTINS. Fix libspec for recent OpenBSD.
8294 Add trampoline support.
8295 * config/i386/openbsdelf.h: New.
8297 2005-01-15 Marc Espie <espie@openbsd.org>
8299 * collect2.c (main): Explicitly parse -dynamic-linker option.
8301 2005-01-15 Jakub Jelinek <jakub@redhat.com>
8303 PR tree-optimization/19060
8304 * tree-ssa-dom.c (extract_range_from_cond) <case LT_EXPR, GT_EXPR>:
8305 Return 0 if op1 <= TYPE_MIN_VALUE () resp. op1 >= TYPE_MAX_VALUE ().
8306 (simplify_cond_and_lookup_avail_expr): Add assert for dummy == 0
8307 and handle extract_range_from_cond returning false.
8308 * fold-const.c (fold): Optimize comparisons with min/max even for
8309 width > HOST_BITS_PER_WIDE_INT.
8311 2005-01-15 Ralf Corsepius <ralf.corsepius@rtems.org>
8313 * config/mips/rtems.h (MIPS_DEFAULT_GVALUE): Set to 0.
8314 * config/mips/t-rtems (MULTILIBS_DIRNAMES,MULTILIB_OPTIONS):
8315 Remove little endian multilib variants.
8316 Add mips32 multilib variant.
8318 2005-01-15 Kazu Hirata <kazu@cs.umass.edu>
8320 * explow.c (copy_all_reg, stabilize): Remove.
8321 * expr.h: Remove the corresponding prototypes.
8323 * rtlanal.c (regs_set_between_p): Remove.
8324 * rtl.h: Remove the corresponding prototype.
8326 2005-01-14 David Edelsohn <edelsohn@gnu.org>
8328 * config/rs6000/rs6000.c (rs6k_nonimmediate_operand): Rename
8329 to rs6000_nonimmediate_operand.
8330 * config/rs6000/rs6000.h (PREDICATE_CODES): Rename
8331 rs6k_nonimmediate_operand to rs6000_nonimmediate_operand.
8332 * config/rs6000/rs6000.md (movsi_internal1): Rename predicate to
8333 rs6000_nonimmediate_operand.
8334 * config/rs6000/spe.md (movdf_e500_double): Rename predicate to
8335 rs6000_nonimmediate_operand.
8337 2005-01-14 Andrew Pinski <pinskia@physics.uc.edu>
8339 * tree-ssa-alias.c (pass_may_alias): Add TODO_verify_stmts.
8341 2005-01-14 Aldy Hernandez <aldyh@redhat.com>
8343 * config/rs6000/rs6000.h (CLASS_MAX_NREGS): DF goes in 1 register
8345 (CANNOT_CHANGE_MODE_CLASS): Restrict DI mode changes on e500v2.
8346 (PREDICATE_CODES): Add rs6k_nonimmediate_operand.
8348 * config/rs6000/rs6000.c (invalid_e500_subreg): New.
8349 (rs6k_nonimmediate_operand): New.
8350 (rs6000_legitimate_offset_address_p): Handle DI modes on e500v2
8352 (legitimate_lo_sum_address_p): Same.
8353 (rs6000_legitimize_address): Same.
8354 (rs6000_legitimize_reload_address): Same.
8355 (rs6000_legitimate_address): Same.
8356 (spe_build_register_parallel): Pass DF and DC modes in a DI
8359 * config/rs6000/rs6000.md ("*movsi_internal1"): Change predicate
8360 to rs6k_nonimmediate_operand.
8362 * config/rs6000/spe.md ("*frob_df_di"): New.
8363 ("*frob_di_df"): New.
8364 ("*frob_di_df_2"): New.
8365 ("*mov_sidf_e500_subreg0"): New.
8366 ("*mov_sidf_e500_subreg4"): New.
8367 ("*movdf_e500_double"): Change predicate to
8368 rs6k_nonimmediate_operand.
8370 2005-01-14 Aldy Hernandez <aldyh@redhat.com>
8372 * postreload.c (move2add_note_store): Only call
8373 trunc_int_for_mode on scalar integers.
8375 2005-01-14 Steven Bosscher <stevenb@suse.de>
8377 * tree-ssa-dce.c (visited_control_parents): New sbitmap to
8378 replace BB_VISITED uses.
8379 (find_obviously_necessary_stmts): Don't clear BB_VISITED.
8380 (propagate_necessity): Check the bitmap instead of BB_VISITED.
8381 (tree_dce_done): Free visited_control_parents.
8382 (perform_tree_ssa_dce): Allocate and clear it.
8383 * tree-ssa-pre.c (compute_antic_aux): Make non-recursive.
8384 (compute_antic): Iterate from here using a DFS. Use an sbitmap
8385 instead of BB_VISITED.
8387 2005-01-14 Kazu Hirata <kazu@cs.umass.edu>
8389 * c-tree.h, coverage.h, langhooks-def.h, optabs.h, output.h,
8390 rtl.h, targhooks.h, tree-flow.h, tree-mudflap.h, tree.h:
8391 Remove unused prototypes.
8393 2005-01-14 Aldy Hernandez <aldyh@redhat.com>
8395 * config/rs6000/rs6000.c (rs6000_stack_info): Fix caching of SPE
8396 64-bit register usage.
8397 (spe_func_has_64bit_regs_p): Add FIXME note.
8399 2005-01-14 Aldy Hernandez <aldyh@redhat.com>
8401 * config/rs6000/rs6000.c (rs6000_generate_compare): Replace
8402 flag_finite_math_only with flag_unsafe_math_optimizations.
8404 2005-01-14 J. D. Johnston <jjohnst@us.ibm.com>
8406 * config/s390/tpf-unwind.h (s390_fallback_frame_state): Correct
8408 (__tpf_eh_return): Copy TPF private stack area from the module
8409 boundary stack frame. Add check for when module addresses are
8410 equal, but no stub address is found.
8412 2005-01-14 Richard Earnshaw <rearnsha@arm.com>
8415 * arm.h (struct machine_function): Add call_via field.
8416 (thumb_call_via_label): Declare.
8417 * arm.c (thumb_call_via_label): New variable.
8418 (thumb_call_reg_needed): New variable.
8419 (arm_output_function_epilogue): For Thumb code, output any per-function
8420 call-indirect trampolines.
8421 (thumb_call_via_reg): New function.
8422 (arm_file_end): New function.
8423 (TARGET_ASM_FILE_END): Call arm_file_end.
8424 (aof_file_end): Likewise.
8425 * arm-protos.h (thumb_call_via_reg): Declare.
8426 * arm.md (call_reg_thumb, call_value_reg_thumb): Call
8427 thumb_call_via_reg in normal case.
8429 2005-01-14 Jakub Jelinek <jakub@redhat.com>
8432 PR rtl-optimization/19348
8433 * recog.c (peephole2_optimize): Do global life update if some peephole
8434 decides it doesn't need at least one of its inputs and that change
8435 influences liveness at the start of the basic block.
8437 * basic-block.h (EXECUTE_IF_AND_COMPL_IN_REG_SET): Needs 2 REGSET
8438 arguments instead of 1.
8440 2005-01-14 Eric Botcazou <ebotcazou@libertysurf.fr>
8443 * varasm.c (initializer_constant_valid_p) <ADDR_EXPR>: Return
8444 zero for nested functions needing a static chain or functions
8445 with a non-constant address.
8447 2005-01-13 Roger Sayle <roger@eyesopen.com>
8449 * simplify-rtx.c (simplify_binary_operation) <AND>: Optimize
8450 (and (sign_extend X) C) into (zero_extend (and X C)).
8452 2005-01-13 David O'Brien <obrien@FreeBSD.org>
8454 * config/freebsd-spec.h: Make KSE pthread lib logic the default.
8456 2005-01-13 Richard Henderson <rth@redhat.com>
8461 * config/i386/i386.md (cmpdf, cmpsf, bunordered, bordered, buneq,
8462 bunge, bungt, bunle, bunlt, bltgt): Enable for TARGET_SSE_MATH,
8463 not just TARGET_SSE.
8464 (cmpfp_i_387): Rename from cmpfp_i. Move after sse patterns.
8465 (cmpfp_i_mixed): Rename from cmpfp_i_sse; use for TARGET_MIX_SSE_I387.
8466 (cmpfp_i_sse): Rename from cmpfp_i_sse_only; use for TARGET_SSE_MATH.
8467 (cmpfp_iu_mixed, cmpfp_iu_sse, cmpfp_iu_387): Similarly.
8468 (fp_jcc_1_mixed, fp_jcc_1_sse, fp_jcc_1_387): Similarly.
8469 (fp_jcc_2_mixed, fp_jcc_2_sse, fp_jcc_2_387): Similarly.
8470 (fp_jcc_3_387, fp_jcc_4_387, fp_jcc_5_387, fp_jcc_6_387,
8471 fp_jcc_7_387, fp_jcc_8_387): Rename from fp_jcc_N.
8472 (movdicc_c_rex64): Rename with '*'.
8473 (movsfcc, movdfcc): Add checks for 387 and sse math to condition.
8474 (movsfcc_1_sse_min, movsfcc_1_sse_max, movsfcc_1_sse): New.
8475 (movsfcc_1_387): Rename from movsfcc_1.
8476 (movdfcc_1_sse_min, movdfcc_1_sse_max, movdfcc_1_sse): New.
8477 (movdfcc_1, movdfcc_1_rex64): Add check for 387.
8478 (sminsf3, smaxsf3, smindf3, smaxdf3): New.
8479 (minsf3, minsf, minsf_nonieee, minsf_sse, mindf3, mindf,
8480 mindf_nonieee, mindf_sse, maxsf3, maxsf, maxsf_nonieee, maxsf_sse,
8481 maxdf3, maxdf, maxdf_nonieee, maxdf_sse, sse_movsfcc, sse_movsfcc_eq,
8482 sse_movdfcc, sse_movdfcc_eq, sse_movsfcc_const0_1,
8483 sse_movsfcc_const0_2, sse_movsfcc_const0_3, sse_movsfcc_const0_4,
8484 sse_movdfcc_const0_1, sse_movdfcc_const0_2, sse_movdfcc_const0_3,
8485 sse_movdfcc_const0_4): Remove.
8486 * config/i386/i386.c (ix86_expand_fp_movcc): For TARGET_SSE_MATH,
8487 recognize min/max early. Update for changed sse cmove patterns.
8488 (ix86_split_sse_movcc): New.
8489 * config/i386/i386-protos.h: Update.
8491 2005-01-13 Steven Bosscher <stevenb@suse.de>
8493 * tree-ssa-dse.c (fix_phi_uses): Use SSA operand iterators.
8494 (fix_stmt_v_may_defs): Likewise.
8496 2005-01-13 Richard Henderson <rth@redhat.com>
8498 * config/i386/i386.c (ix86_expand_fp_absneg_operator): Use elt_mode
8499 for converting the mask.
8501 2005-01-13 David Edelsohn <edelsohn@gnu.org>
8503 * config/rs6000/aix52.h (CPLUSPLUS_CPP_SPEC): Change _XOPEN_SOURCE
8506 2005-01-13 Richard Henderson <rth@redhat.com>
8508 * config/i386/i386.c (IX86_BUILTIN_MOVQ, IX86_BUILTIN_LOADD,
8509 IX86_BUILTIN_STORED, IX86_BUILTIN_MOVQ2DQ,
8510 IX86_BUILTIN_MOVDQ2Q): Remove.
8511 (IX86_BUILTIN_VEC_EXT_V4SI): New.
8512 (ix86_init_mmx_sse_builtins, ix86_expand_builtin): Update to match.
8513 (ix86_expand_vector_extract): For V4S[FI], extract element 0 after
8515 * config/i386/sse.md (sse_concatv2sf): Accept zero operand 2.
8516 (sse2_pextrw): Fix immediate constraint.
8517 (sse2_loadq, sse2_loadq_rex64): Remove.
8518 * config/i386/emmintrin.h (_mm_cvtsi128_si32, _mm_cvtsi128_si64x):
8519 Use __builtin_ia32_vec_ext_<size>.
8520 (_mm_cvtsi32_si128, _mm_cvtsi64x_si128): Use _mm_set_epi<size>.
8522 2005-01-13 Aldy Hernandez <aldyh@redhat.com>
8524 * function.c (assign_parm_setup_block): Look inside original
8525 entry_parm when inspecting PARALLEL.
8527 2005-01-13 Ralf Corsepius <ralf.corsepius@rtems.org>
8528 Joel Sherrill <joel@oarcorp.com>
8531 * gthr-rtems.h (__gthread_recursive_mutex_t): New type.
8532 (__GTHREAD_RECURSIVE_MUTEX_INIT_FUNCTION): Define to
8533 rtems_gxx_recursive_mutex_init.
8534 (__gthread_recursive_mutex_lock): New function.
8535 (__gthread_recursive_mutex_trylock): Likewise.
8536 (__gthread_recursive_mutex_unlock): Likewise.
8538 2005-01-13 Ralf Corsepius <ralf.corsepius@rtems.org>
8540 * config/i386/t-rtems-i386: Multilib on -mtune instead of -mcpu.
8542 2005-01-13 Jan Beulich <jbeulich@novell.com>
8544 * config/ia64/ia64.md (ashlti3, ashlti3_internal): New.
8545 (ashrti3_internal): Indicate output is early clobber. Generate result
8546 into output rather than first input. Use move for low word of output
8547 if shift count is exactly 64.
8548 (lshrti3_internal): Likewise.
8550 2005-01-13 Hans-Peter Nilsson <hp@bitrange.com>
8554 * reload1.c (delete_output_reload): Don't delete an output reload
8555 if the pseudo lives longer than a single basic block. Adjust and
8556 improve wording of comment.
8558 2005-01-12 Andrew Pinski <pinskia@physics.uc.edu>
8561 * config/darwin.c (machopic_select_section): Use TYPE_SIZE_UNIT instead
8562 of TYPE_SIZE where we mean the number of bytes.
8564 2005-01-12 Aldy Hernandez <aldyh@redhat.com>
8566 * function.c (assign_parm_setup_block): Relax condition on
8567 multi-register optimization.
8569 2005-01-12 Nick Clifton <nickc@redhat.com>
8571 * config/sh/sh.md (udivsi3_sh2a, divsi3_sh2a): Give these patterns
8572 an "in_delay_slot" attribute of "no" to prevent them being used in
8573 delay slots. This is forbidden because they might generate
8576 2005-01-12 Alan Modra <amodra@bigpond.net.au>
8579 * config/rs6000/rs6000.md (movtf_internal): Replace r->o and m->r
8582 2005-01-12 Nick Clifton <nickc@redhat.com>
8584 * config/iq2000/iq2000.h (ASM_SPEC): Undefine (to stop -Qy being
8585 passed on to GAS) but do not define, as GAS no longer supports or
8586 needs the -m2000 option.
8588 2005-01-11 Roger Sayle <roger@eyesopen.com>
8590 * builtins.c (fold_builtin_fabs): Convert argument to the appropriate
8591 type as args of unprototyped builtins aren't automatically promoted.
8592 (fold_builtin_abs): Likewise.
8594 2005-01-11 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8596 * Makefile.in: Set a `build-warn' variable.
8598 2005-01-11 Zdenek Dvorak <dvorakz@suse.cz>
8600 PR tree-optimization/17949
8601 * tree-ssa-loop-ivopts.c (may_be_unaligned_p): New function.
8602 (find_interesting_uses_address): Use it.
8604 2005-01-11 Aldy Hernandez <aldyh@redhat.com>
8606 * regrename.c (kill_value): Handle subreg's that won't simplify.
8608 2005-01-11 Richard Henderson <rth@redhat.com>
8611 * config/i386/i386.h (enum ix86_builtins): Move ...
8612 * config/i386/i386.c: ... here.
8613 (IX86_BUILTIN_MOVDDUP, IX86_BUILTIN_MMX_ZERO, IX86_BUILTIN_PEXTRW,
8614 IX86_BUILTIN_PINSRW, IX86_BUILTIN_LOADAPS, IX86_BUILTIN_LOADSS,
8615 IX86_BUILTIN_STORESS, IX86_BUILTIN_SSE_ZERO, IX86_BUILTIN_PEXTRW128,
8616 IX86_BUILTIN_PINSRW128, IX86_BUILTIN_LOADAPD, IX86_BUILTIN_LOADSD,
8617 IX86_BUILTIN_STOREAPD, IX86_BUILTIN_STORESD, IX86_BUILTIN_STOREHPD,
8618 IX86_BUILTIN_STORELPD, IX86_BUILTIN_SETPD1, IX86_BUILTIN_SETPD,
8619 IX86_BUILTIN_CLRPD, IX86_BUILTIN_LOADPD1, IX86_BUILTIN_LOADRPD,
8620 IX86_BUILTIN_STOREPD1, IX86_BUILTIN_STORERPD, IX86_BUILTIN_LOADDQA,
8621 IX86_BUILTIN_STOREDQA, IX86_BUILTIN_CLRTI,
8622 IX86_BUILTIN_LOADDDUP): Remove.
8623 (IX86_BUILTIN_VEC_INIT_V2SI, IX86_BUILTIN_VEC_INIT_V4HI,
8624 IX86_BUILTIN_VEC_INIT_V8QI, IX86_BUILTIN_VEC_EXT_V2DF,
8625 IX86_BUILTIN_VEC_EXT_V2DI, IX86_BUILTIN_VEC_EXT_V4SF,
8626 IX86_BUILTIN_VEC_EXT_V8HI, IX86_BUILTIN_VEC_EXT_V4HI,
8627 IX86_BUILTIN_VEC_SET_V8HI, IX86_BUILTIN_VEC_SET_V4HI): New.
8628 (ix86_init_builtins): Make static.
8629 (ix86_init_mmx_sse_builtins): Update for changed builtins.
8630 (ix86_expand_binop_builtin): Only use ix86_fixup_binary_operands
8631 if all the modes match. Otherwise, fake it.
8632 (get_element_number, ix86_expand_vec_init_builtin,
8633 ix86_expand_vec_ext_builtin, ix86_expand_vec_set_builtin): New.
8634 (ix86_expand_builtin): Make static. Update for changed builtins.
8635 (ix86_expand_vector_move_misalign): Use sse2_loadlpd with zero
8636 operand instead of sse2_loadsd. Cast sse1 fallback to V4SFmode.
8637 (ix86_expand_vector_init_duplicate): New.
8638 (ix86_expand_vector_init_low_nonzero): New.
8639 (ix86_expand_vector_init_one_var, ix86_expand_vector_init_general):
8640 Split out from ix86_expand_vector_init; handle integer modes.
8641 (ix86_expand_vector_init): Use them.
8642 (ix86_expand_vector_set, ix86_expand_vector_extract): New.
8643 * config/i386/i386-protos.h: Update.
8644 * config/i386/predicates.md (reg_or_0_operand): New.
8645 * config/i386/mmx.md (mov<MMXMODEI>_internal): Add 'r' variants.
8646 (movv2sf_internal): Likewise. And a splitter to match them all.
8647 (vec_dupv2sf, mmx_concatv2sf, vec_setv2sf, vec_extractv2sf,
8648 vec_initv2sf, vec_dupv4hi, vec_dupv2si, mmx_concatv2si, vec_setv2si,
8649 vec_extractv2si, vec_initv2si, vec_setv4hi, vec_extractv4hi,
8650 vec_initv4hi, vec_setv8qi, vec_extractv8qi, vec_initv8qi): New.
8651 (mmx_pinsrw): Fix operand ordering.
8652 * config/i386/sse.md (movv4sf splitter): Use direct pattern,
8653 rather than sse_loadss expander.
8654 (movv2df splitter): Similarly.
8655 (sse_loadss, sse_loadlss): Remove.
8656 (vec_dupv4sf, sse_concatv2sf, sse_concatv4sf, vec_extractv4sf_0): New.
8657 (vec_setv4sf, vec_setv2df): Use ix86_expand_vector_set.
8658 (vec_extractv4sf, vec_extractv2df): Use ix86_expand_vector_extract.
8659 (sse3_movddup): Rename with '*'.
8660 (sse3_movddup splitter): Use gen_rtx_REG instead of gen_lowpart.
8661 (sse2_loadsd): Remove.
8662 (vec_dupv2df_sse3): Rename from sse3_loadddup.
8663 (vec_dupv2df, vec_concatv2df_sse3, vec_concatv2df): New.
8664 (sse2_pinsrw): Fix argument ordering.
8665 (sse2_loadld, sse2_loadq): Add sse1 alternatives.
8666 (sse2_stored): Remove 'r' destination.
8667 (vec_dupv4si, vec_dupv2di, sse2_concatv2si, sse1_concatv2si,
8668 vec_concatv4si_1, vec_concatv2di, vec_setv2di, vec_extractv2di,
8669 vec_initv2di, vec_setv4si, vec_extractv4si, vec_initv4si,
8670 vec_setv8hi, vec_extractv8hi, vec_initv8hi, vec_setv16qi,
8671 vec_extractv16qi, vec_initv16qi): New.
8673 * config/i386/emmintrin.h (__m128i, __m128d): Use typedef, not define.
8674 (_mm_set_sd, _mm_set1_pd, _mm_setzero_pd, _mm_set_epi64x,
8675 _mm_set_epi32, _mm_set_epi16, _mm_set_epi8, _mm_setzero_si128): Use
8677 (_mm_load_pd, _mm_store_pd): Use plain dereference.
8678 (_mm_load_si128, _mm_store_si128): Likewise.
8679 (_mm_load1_pd): Use _mm_set1_pd.
8680 (_mm_load_sd): Use _mm_set_sd.
8681 (_mm_store_sd, _mm_storeh_pd): Use __builtin_ia32_vec_ext_v2df.
8682 (_mm_store1_pd, _mm_storer_pd): Use _mm_store_pd.
8683 (_mm_set_epi64): Use _mm_set_epi64x.
8684 (_mm_set1_epi64x, _mm_set1_epi64, _mm_set1_epi32, _mm_set_epi16,
8685 _mm_set1_epi8, _mm_setr_epi64, _mm_setr_epi32, _mm_setr_epi16,
8686 _mm_setr_epi8): Use _mm_set_foo form.
8687 (_mm_loadl_epi64, _mm_movpi64_epi64, _mm_move_epi64): Use _mm_set_epi64.
8688 (_mm_storel_epi64, _mm_movepi64_pi64): Use __builtin_ia32_vec_ext_v2di.
8689 (_mm_extract_epi16): Use __builtin_ia32_vec_ext_v8hi.
8690 (_mm_insert_epi16): Use __builtin_ia32_vec_set_v8hi.
8691 * config/i386/mmintrin.h (_mm_setzero_si64): Use plain cast.
8692 (_mm_set_pi32): Use __builtin_ia32_vec_init_v2si.
8693 (_mm_set_pi16): Use __builtin_ia32_vec_init_v4hi.
8694 (_mm_set_pi8): Use __builtin_ia32_vec_init_v8qi.
8695 (_mm_set1_pi16, _mm_set1_pi8): Use _mm_set_piN variant.
8696 * config/i386/pmmintrin.h (_mm_loaddup_pd): Use _mm_load1_pd.
8697 (_mm_movedup_pd): Use _mm_shuffle_pd.
8698 * config/i386/xmmintrin.h (_mm_setzero_ps, _mm_set_ss,
8699 _mm_set1_ps, _mm_set_ps, _mm_setr_ps): Use constructor form.
8700 (_mm_cvtpi16_ps, _mm_cvtpu16_ps, _mm_cvtpi8_ps, _mm_cvtpu8_ps,
8701 _mm_cvtps_pi8, _mm_cvtpi32x2_ps): Avoid __builtin_ia32_mmx_zero;
8703 (_mm_load_ss, _mm_load1_ps): Use _mm_set* form.
8704 (_mm_load_ps, _mm_loadr_ps): Use raw dereference.
8705 (_mm_store_ss): Use __builtin_ia32_vec_ext_v4sf.
8706 (_mm_store_ps): Use raw dereference.
8707 (_mm_store1_ps): Use _mm_storeu_ps.
8708 (_mm_storer_ps): Use _mm_store_ps.
8709 (_mm_extract_pi16): Use __builtin_ia32_vec_ext_v4hi.
8710 (_mm_insert_pi16): Use __builtin_ia32_vec_set_v4hi.
8712 2005-01-11 Stan Shebs <shebs@apple.com>
8714 * config/rs6000/rs6000.c (machopic_output_stub): Issue
8715 ldu instead of lwzu if 64-bit -mdynamic-no-pic.
8717 2005-01-11 Andrew Pinski <pinskia@physics.uc.edu>
8720 * config/rs6000/rs6000.c (rs6000_special_round_type_align):
8721 Skip all DECLs except for FIELD_DECLs.
8723 2005-01-11 Andreas Krebbel <krebbel1@de.ibm.com>
8725 * config/s390/s390.c (override_options): Return error if
8726 -mbackchain, -mpacked-stack and -mhard-float are used together.
8727 (s390_va_start): Remove the backchain && packed-stack special case.
8728 (s390_gimplify_va_arg): Likewise.
8729 * doc/invoke.texi: Remove the ABI incompatibility note.
8731 2005-01-11 Andreas Krebbel <krebbel1@de.ibm.com>
8733 * config/s390/s390.c (struct s390_frame_layout): Remove
8735 (s390_frame_info, s390_emit_prologue): Replace occurrences of
8736 save_backchain_p with TARGET_BACKCHAIN.
8738 2005-01-11 Alan Modra <amodra@bigpond.net.au>
8741 * builtins.c (std_gimplify_va_arg_expr): Adjust alignment of *ap.
8742 * expr.h (struct locate_and_pad_arg_data): Add "boundary".
8743 * function.c (locate_and_pad_parm): Set new field.
8744 (assign_parm_find_stack_rtl): Use it instead of FUNCTION_ARG_BOUNDARY.
8745 Tweak where_pad test to include "none". Always set mem align for
8747 (assign_parm_adjust_stack_rtl): Discard stack_parm if alignment
8748 not sufficient for type.
8749 (assign_parm_setup_block): If stack_parm is zero on entry, always
8750 make a new stack local. Block move old stack parm if necessary
8751 to new aligned stack local.
8752 (assign_parm_setup_stack): Use a block move to handle
8753 potentially misaligned entry_parm.
8754 (assign_parms_unsplit_complex): Specify required alignment when
8755 creating stack local.
8756 * calls.c (compute_argument_addresses): Override alignment of stack
8757 arg calculated from its type with the alignment given by
8758 FUNCTION_ARG_BOUNDARY.
8759 (store_one_arg): Likewise.
8761 2005-01-11 Jan Beulich <jbeulich@novell.com>
8763 * config/ia64/ia64.md (zero_extendsidi2): Replace zxt4 by addp4.
8764 Change respective itanium_class attribute to ialu.
8765 (shladdp4_internal): New.
8766 * config/ia64/predicates.md (shladd_log2_operand): New.
8768 2005-01-11 Richard Henderson <rth@redhat.com>
8770 * expr.c (store_constructor): Use rtvec_alloc instead of
8771 alloca+gen_rtvec_v, and an incorrect number passed to alloca.
8773 2005-01-11 Kazu Hirata <kazu@cs.umass.edu>
8775 * config/alpha/alpha.c, config/i386/mmx.md: Fix comment typos.
8777 2005-01-11 Alan Modra <amodra@bigpond.net.au>
8779 * varasm.c (default_section_type_flags_1): Don't set SECTION_SMALL.
8780 * config/ia64/ia64.c (TARGET_SECTION_TYPE_FLAGS): Define.
8781 (TARGET_RWRELOC): Define.
8782 (ia64_rwreloc_section_type_flags): Delete.
8783 (ia64_section_type_flags): New function.
8784 * config/ia64/hpux.h (TARGET_SECTION_TYPE_FLAGS): Don't define.
8785 (TARGET_RWRELOC): Define.
8787 2005-01-10 David Mosberger <davidm@hpl.hp.com>
8790 * config/ia64/ia64.c (process_set): For alloc insn, only call
8791 process_epilogue is !frame_pointer_needed.
8793 2005-01-10 Roger Sayle <roger@eyesopen.com>
8796 * c-common.c (c_common_truthvalue_conversion): TRUTH_NOT_EXPR is a
8797 unary operator and can't be treated as a binary/comparison operator.
8799 2005-01-10 Richard Henderson <rth@redhat.com>
8801 * config/i386/i386.c (ix86_function_value): Use type_natural_mode.
8802 (ix86_return_in_memory): Likewise.
8803 (function_arg_advance): Likewise. Mirror structure in function_arg
8804 for choosing register to advance.
8806 2005-01-10 Kazu Hirata <kazu@cs.umass.edu>
8808 * tree-vectorizer.c, tree.def: Fix comment typos.
8810 2005-01-10 Mark Dettinger <dettinge@de.ibm.com>
8812 * config/s390/s390.c (struct processor_costs): 4 new fields:
8813 ddbr, ddr, debr, der.
8814 (s390_rtx_costs): More precise handling of divide instructions.
8816 2005-01-10 David Edelsohn <edelsohn@gnu.org>
8818 * config/rs6000/t-aix43 (BOOT_LDFLAGS): Define.
8820 2005-01-10 Jan Beulich <jbeulich@novell.com>
8822 * config/ia64/ia64.c (ia64_in_small_data_p): Also handle the section
8823 names resulting from -ffunction-sections/-fdata-sections and linkonce
8825 * varasm.c (default_section_type_flags_1): Also set SECTION_SMALL
8826 based on the section name. Rearrange the section name comparison logic
8827 slightly so that each section name is compared against at most once.
8829 2005-01-10 Ben Elliston <bje@au.ibm.com>
8831 * doc/invoke.texi (Code Gen Options): Add PowerPC to the list of
8832 targets for which -fPIC reduces limitations on the GOT size.
8834 2005-01-09 Falk Hueffner <falk@debian.org>
8836 * fold-const.c (fold): Also handle EXACT_DIV_EXPR when folding
8839 2005-01-09 David Edelsohn <edelsohn@gnu.org>
8842 * collect2.c (main): Set aixrtl_flag for -brtl option.
8843 (resolve_lib_name): Search for .so file extension before .a
8846 2005-01-09 Dorit Naishlos <dorit@il.ibm.com>
8848 * tree-vectorizer.c (vect_enhance_data_refs_alignment): Add dump prints.
8849 (vect_analyze_data_refs_alignment): Add dump prints.
8851 2005-01-09 Ira Rosen <irar@il.ibm.com>
8853 * tree-vectorizer.c (vect_analyze_offset_expr): Use
8854 expr_invariant_in_loop_p.
8855 Initialize outputs first thing in the function.
8856 (vect_update_ivs_after_vectorizer): Call initial_condition_in_loop_num.
8857 (vect_is_simple_iv_evolution): Call initial_condition_in_loop_num.
8858 (vect_analyze_pointer_ref_access): Check that the initial condition of
8859 the access function is loop invariant.
8861 2005-01-09 Richard Henderson <rth@redhat.com>
8863 * config/i386/i386.c (bdesc_2arg): Update names for mmx_ prefixes.
8864 (ix86_expand_builtin): Likewise. Frob MASKMOVQ wrt the input mem
8865 just like MASKMOVDQU. Return plain zero for MMX_ZERO.
8866 * config/i386/i386.md (MMXMODEI, mov<MMXMODEI>,
8867 mov<MMXMODEI>_internal_rex64, mov<MMXMODEI>_internal, movv2sf,
8868 movv2sf_internal_rex64, movv2sf_internal, MMXMODE,
8869 movmisalign<MMXMODE>, mmx_pmovmskb, mmx_maskmovq, mmx_maskmovq_rex,
8870 sse_movntdi, addv8qi3, addv4hi3, addv2si3, mmx_adddi3, ssaddv8qi3,
8871 ssaddv4hi3, usaddv8qi3, usaddv4hi3, subv8qi3, subv4hi3, subv2si3,
8872 mmx_subdi3, sssubv8qi3, sssubv4hi3, ussubv8qi3, ussubv4hi3,
8873 mulv4hi3, smulv4hi3_highpart, umulv4hi3_highpart, mmx_pmaddwd,
8874 sse2_umulsidi3, mmx_iordi3, mmx_xordi3, mmx_anddi3, mmx_nanddi3,
8875 mmx_uavgv8qi3, mmx_uavgv4hi3, mmx_psadbw, mmx_pinsrw, mmx_pinsrw,
8876 mmx_pextrw, mmx_pshufw, eqv8qi3, eqv4hi3, eqv2si3, gtv8qi3, gtv4hi3,
8877 gtv2si3, umaxv8qi3, smaxv4hi3, uminv8qi3, sminv4hi3, ashrv4hi3,
8878 ashrv2si3, lshrv4hi3, lshrv2si3, mmx_lshrdi3, ashlv4hi3, ashlv2si3,
8879 mmx_ashldi3, mmx_packsswb, mmx_packssdw, mmx_packuswb, mmx_punpckhbw,
8880 mmx_punpckhwd, mmx_punpckhdq, mmx_punpcklbw, mmx_punpcklwd,
8881 mmx_punpckldq, emms, addv2sf3, subv2sf3, subrv2sf3, gtv2sf3, gev2sf3,
8882 eqv2sf3, pfmaxv2sf3, pfminv2sf3, mulv2sf3, femms, pf2id, pf2iw,
8883 pfacc, pfnacc, pfpnacc, pi2fw, floatv2si2, pfrcpv2sf2, pfrcpit1v2sf3,
8884 pfrcpit2v2sf3, pfrsqrtv2sf2, pfrsqit1v2sf3, pmulhrwv4hi3, pswapdv2si2,
8885 pswapdv2sf2): Move to mmx.md; rename as necessary with leading
8887 (mmx_clrdi, pavgusb): Remove.
8888 (ldmxcsr, stmxcsr, sfence, sfence_insn): Move to sse.md; rename
8889 with leading sse_ prefix.
8890 * config/i386/sse.md: Receive them.
8891 * config/i386/mmx.md: New file.
8892 (MMXMODE12, MMXMODE24, mmxvecsize): New.
8893 (subrv2sf3): Turn into expander for normal subtraction.
8894 (mmx_addv2sf3, mmx_mulv2sf3, mmx_smaxv2sf3, mmx_sminv2sf3,
8895 mmx_eqv2sf3, mmx_mulv4hi3, mmx_smulv4hi3_highpart,
8896 mmx_umulv4hi3_highpart, mmx_pmaddwd, mmx_pmulhrwv4hi3, sse2_umulsidi3,
8897 mmx_umaxv8qi3, mmx_smaxv4hi3, mmx_uminv8qi3, mmx_sminv4hi3): Mark
8898 commutative; use ix86_binary_operator_ok.
8899 (mmx_add<MMXMODEI>3, mmx_ssadd<MMXMODE12>3, mmx_usadd<MMXMODE12>3,
8900 mmx_sub<MMXMODEI>3, mmx_sssub<MMXMODE12>3, mmx_ussub<MMXMODE12>3
8901 mmx_ashr<MMXMODE24>3, mmx_lshr<MMXMODE23>3, mmx_ashl<MMXMODE24>3
8902 mmx_eq<MMXMODEI>3, mmx_gt<MMXMODEI>3, mmx_and<MMXMODEI>3,
8903 mmx_nand<MMXMODEI>3, mmx_ior<MMXMODEI>3, mmx_xor<MMXMODEI>3):
8904 Macroize from existing patterns; use ix86_binary_operator_ok.
8905 (mmx_packsswb, mmx_packssdw, mmx_packuswb): Add memory alternative.
8906 (mmx_punpckhbw, mmx_punpcklbw, mmx_punpckhwd, mmx_punpcklwd,
8907 mmx_punpckhdq, mmx_punpckhdq, mmx_punpckldq): Likewise. Model
8908 with vec_select+vec_concat.
8909 (mmx_pshufw, mmx_pshufw_1): Likewise.
8910 (mmx_uavgv8qi3): Merge pavgusb. Model correcty.
8911 (mmx_uavgv4hi3): Model correctly.
8912 * config/i386/mmintrin.h (_mm_and_si64, _mm_andnot_si64, _mm_or_si64,
8913 _mm_xor_si64): Remove casts.
8915 2005-01-09 Zdenek Dvorak <dvorakz@suse.cz>
8917 PR tree-optimization/19224
8918 * tree-scalar-evolution.c (get_instantiated_value,
8919 set_instantiated_value): New functions.
8920 (instantiate_parameters_1): Cache the results.
8921 (instantiate_parameters, resolve_mixers): Initialize and free
8924 2005-01-08 David Edelsohn <edelsohn@gnu.org>
8926 * config/i386/i386.md (addhi_4): Correct reference in comment.
8929 2005-01-08 Richard Henderson <rth@redhat.com>
8931 * config/i386/emmintrin.h (_mm_cvtsi128_si32): Move earlier.
8932 (_mm_cvtsi128_si64x): Likewise.
8933 (_mm_srl_epi64, _mm_srl_epi32, _mm_srl_epi16, _mm_sra_epi32,
8934 _mm_sra_epi16, _mm_sll_epi64, _mm_sll_epi32, _mm_sll_epi16): Use
8935 the _mm_{srl,sll}i_foo counterpart, and _mm_cvtsi128_si32.
8936 * config/i386/i386-modes.def: Add V16HI, V32QI, V4DF, V8SF.
8937 * config/i386/i386-protos.h: Update.
8938 * config/i386/i386.c (print_operand): Add 'H'.
8939 (ix86_fixup_binary_operands): Split out from ...
8940 (ix86_expand_binary_operator): ... here.
8941 (ix86_fixup_binary_operands_no_copy): New.
8942 (ix86_expand_fp_absneg_operator): Handle vector mode results.
8943 (bdesc_2arg): Update names for sse{,2,3}_ prefixes.
8944 (ix86_init_mmx_sse_builtins): Remove *maskncmp* special cases.
8945 (safe_vector_operand): Use CONST0_RTX.
8946 (ix86_expand_binop_builtin): Use ix86_fixup_binary_operands.
8947 (ix86_expand_builtin): Merge CODE_FOR_sse2_maskmovdqu_rex64 and
8948 CODE_FOR_sse2_maskmovdqu. Special case SSE version of MASKMOVDQU
8949 expansion. Update names for sse{,2,3}_ prefixes. Remove *maskncmp*
8951 * config/i386/i386.h (IX86_BUILTIN_CMPNGTSS): New.
8952 (IX86_BUILTIN_CMPNGESS): New.
8953 * config/i386/i386.md (UNSPEC_FIX_NOTRUNC): New.
8954 (attr type): Add sselog1.
8955 (attr unit, attr memory): Handle it.
8956 (movti, movti_internal, movti_rex64): Move near other integer moves.
8957 (movtf, movtf_internal): Move near other fp moves.
8958 (SSEMODE, SSEMODEI, vec_setv2df, vec_extractv2df, vec_initv2df,
8959 vec_setv4sf, vec_extractv4sf, vec_initv4sf, movv4sf, movv4sf_internal,
8960 movv2df, movv2df_internal, mov<SSEMODEI>, mov<SSEMODEI>_internal,
8961 movmisalign<SSEMODE>, sse_movups_1, sse_movmskps, sse_movntv4sf,
8962 sse_movhlps, sse_movlhps, sse_storehps, sse_loadhps, sse_storelps,
8963 sse_loadlps, sse_loadss, sse_loadss_1, sse_movss, sse_storess,
8964 sse_shufps, addv4sf3, vmaddv4sf3, subv4sf3, vmsubv4sf3, negv4sf2,
8965 mulv4sf3, vmmulv4sf3, divv4sf3, vmdivv4sf3, rcpv4sf2, vmrcpv4sf2,
8966 rsqrtv4sf2, vmrsqrtv4sf2, sqrtv4sf2, vmsqrtv4sf2, sse_andv4sf3,
8967 sse_nandv4sf3, sse_iorv4sf3, sse_xorv4sf3, sse2_andv2df3,
8968 sse2_nandv2df3, sse2_iorv2df3, sse2_xorv2df3, sse2_andv2di3,
8969 sse2_nandv2di3, sse2_iorv2di3, sse2_xorv2di3, maskcmpv4sf3,
8970 vmmaskcmpv4sf3, sse_comi, sse_ucomi, sse_unpckhps, sse_unpcklps,
8971 smaxv4sf3, vmsmaxv4sf3, sminv4sf3, vmsminv4sf3, cvtpi2ps, cvtps2pi,
8972 cvttps2pi, cvtsi2ss, cvtsi2ssq, cvtss2si, cvtss2siq, cvttss2si,
8973 cvttss2siq, addv2df3, vmaddv2df3, subv2df3, vmsubv2df3, mulv2df3,
8974 vmmulv2df3, divv2df3, vmdivv2df3, smaxv2df3, vmsmaxv2df3, sminv2df3,
8975 vmsminv2df3, sqrtv2df2, vmsqrtv2df2, maskcmpv2df3, vmmaskcmpv2df3,
8976 sse2_comi, sse2_ucomi, sse2_movmskpd, sse2_pmovmskb, sse2_maskmovdqu,
8977 sse2_maskmovdqu_rex64, sse2_movntv2df, sse2_movntv2di, sse2_movntsi,
8978 cvtdq2ps, cvtps2dq, cvttps2dq, cvtdq2pd, cvtpd2dq, cvttpd2dq,
8979 cvtpd2pi, cvttpd2pi, cvtpi2pd, cvtsd2si, cvtsd2siq, cvttsd2si,
8980 cvttsd2siq, cvtsi2sd, cvtsi2sdq, cvtsd2ss, cvtss2sd, cvtpd2ps,
8981 cvtps2pd, addv16qi3, addv8hi3, addv4si3, addv2di3, ssaddv16qi3,
8982 ssaddv8hi3, usaddv16qi3, usaddv8hi3, subv16qi3, subv8hi3, subv4si3,
8983 subv2di3, sssubv16qi3, sssubv8hi3, ussubv16qi3, ussubv8hi3, mulv8hi3,
8984 smulv8hi3_highpart, umulv8hi3_highpart, sse2_umulsidi3,
8985 sse2_umulv2siv2di3, sse2_pmaddwd, sse2_uavgv16qi3, sse2_uavgv8hi3,
8986 sse2_psadbw, sse2_pinsrw, sse2_pextrw, sse2_pshufd, sse2_pshuflw,
8987 sse2_pshufhw, eqv16qi3, eqv8hi3, eqv4si3, gtv16qi3, gtv8hi3,
8988 gtv4si3, umaxv16qi3, smaxv8hi3, uminv16qi3, sminv8hi3, ashrv8hi3,
8989 ashrv4si3, lshrv8hi3, lshrv4si3, lshrv2di3, ashlv8hi3, ashlv4si3,
8990 ashlv2di3, sse2_ashlti3, sse2_lshrti3, sse2_unpckhpd, sse2_unpcklpd,
8991 sse2_packsswb, sse2_packssdw, sse2_packuswb, sse2_punpckhbw,
8992 sse2_punpckhwd, sse2_punpckhdq, sse2_punpcklbw, sse2_punpcklwd,
8993 sse2_punpckldq, sse2_punpcklqdq, sse2_punpckhqdq, sse2_movupd,
8994 sse2_movdqu, sse2_movdq2q, sse2_movdq2q_rex64, sse2_movq2dq,
8995 sse2_movq2dq_rex64, sse2_loadd, sse2_stored, sse2_storehpd,
8996 sse2_loadhpd, sse2_storelpd, sse2_loadlpd, sse2_movsd, sse2_loadsd,
8997 sse2_loadsd_1, sse2_storesd, sse2_shufpd, sse2_clflush, sse2_mfence,
8998 mfence_insn, sse2_lfence, lfence_insn, mwait, monitor, addsubv4sf3,
8999 addsubv2df3, haddv4sf3, haddv2df3, hsubv4sf3, hsubv2df3, movshdup,
9000 movsldup, lddqu, loadddup, movddup): Move to sse.md. Any with
9001 non-optabs meanings renamed with an "sse{,2,3}_" prefix at the
9003 (SSEPUSH, push<SSEPUSH>): Remove.
9004 (MMXPUSH, push<MMXPUSH>): Remove.
9005 (sse_movaps, sse_movaps_1, sse_movups): Remove.
9006 (sse2_movapd, sse2_movdqa, sse2_movq): Remove.
9007 (sse2_andti3, sse2_nandti3, sse2_iorti3, sse2_xorti3): Remove.
9008 (sse_clrv4sf, sse_clrv2df, sse2_clrti): Remove.
9009 (maskncmpv4sf3, vmmaskncmpv4sf3): Remove.
9010 (maskncmpv2df3, vmmaskncmpv2df3): Remove.
9011 (ashrv8hi3_ti, ashrv4si3_ti, lshrv8hi3_ti, lshrv4si3_ti): Remove.
9012 (lshrv2di3_ti, ashlv8hi3_ti, ashlv4si3_ti, ashlv2di3_ti): Remove.
9013 * config/i386/athlon.md (athlon_sselog_load): Handle sselog1.
9014 (athlon_sselog_load_k8, athlon_sselog, athlon_sselog_k8): Likewise.
9015 * config/i386/ppro.md (ppro_sse_div_V4SF_load): Fix memory attr.
9016 (ppro_sse_log_V4SF_load): Similarly. Handle sselog1.
9017 (ppro_sse_log_V4SF): Handle sselog1.
9018 * config/i386/predicates.md (const_0_to_1_operand): New.
9019 (const_0_to_255_mul_8_operand): New.
9020 (const_1_to_31_operand): Rename from const_int_1_31_operand.
9021 (const_2_to_3_operand, const_4_to_7_operand): New.
9022 * config/i386/sse.md: New file.
9023 (SSEMODE12, SSEMODE24, SSEMODE124, SSEMODE248, ssevecsize): New.
9024 (sse_movups): Rename from sse_movups_1.
9025 (sse_loadlss): Rename from sse_loadss_1.
9026 (andv4sf3, iorv4sf3, xorv4sf3, andv2df3): Remove the sse prefix
9028 (negv4sf2): Use ix86_expand_fp_absneg_operator.
9029 (absv4sf2, negv2df, absv2df): New.
9030 (addv4sf3): Add expander to call ix86_fixup_binary_operands_no_copy.
9031 (subv4sf3, mulv4sf3, divv4sf3, smaxv4sf3, sminv4sf3, andv4sf3,
9032 iorv4sf3, xorv4sf3, addv2df3, subv2df3, mulv2df3, divv2df3,
9033 smaxv2df3, sminv2df3, andv2df3, iorv2df3, xorv2df3, mulv8hi3,
9034 umaxv16qi3, smaxv8hi3, uminv16qi3, sminv8hi3): Likewise.
9035 (sse3_addsubv4sf3): Model correctly.
9036 sse3_haddv4sf3, sse3_hsubv4sf3, sse3_addsubv2df3, sse3_haddv2df3,
9037 sse3_hsubv2df3, sse2_ashlti3, sse2_lshrti3): Likewise.
9038 (sse_movhlps): Model with vec_select+vec_concat.
9039 (sse_movlhps, sse_unpckhps, sse_unpcklps, sse3_movshdup,
9040 sse3_movsldup, sse_shufps, sse_shufps_1, sse2_unpckhpd, sse3_movddup,
9041 sse2_unpcklpd, sse2_shufpd, sse2_shufpd_1, sse2_punpckhbw,
9042 sse2_punpcklbw, sse2_punpckhwd, sse2_punpcklwd, sse2_punpckhdq,
9043 sse2_punpckldq, sse2_punpckhqdq, sse2_punpcklqdq, sse2_pshufd,
9044 sse2_pshufd_1, sse2_pshuflw, sse2_pshuflw_1, sse2_pshufhw,
9045 sse2_pshufhw_1): Likewise.
9046 (neg<SSEMODEI>2, one_cmpl<SSEMODEI>2): New.
9047 (add<SSEMODEI>3, sse2_ssadd<SSEMODE12>3, sse2_usadd<SSEMODE12>3,
9048 sub<SSEMODEI>3, sse2_sssub<SSEMODE12>3, sse2_ussub<SSEMODE12>3,
9049 ashr<SSEMODE24>3, lshr<SSEMODE248>3, sse2_eq<SSEMODE124>3,
9050 sse2_gt<SSEMODDE124>3, and<SSEMODEI>3, sse_nand<SSEMODEI>3,
9051 ior<SSEMODEI>3, xor<SSEMODEI>3): Macroize from existing patterns.
9052 (addv4sf3, sse_vmaddv4sf3, mulv4sf3, sse_vmmulv4sf3, smaxv4sf3,
9053 sse_vmsmaxv4sf3, sminv4sf3, sse_vmsminv4sf3, addv2df3, sse2_vmaddv2df3,
9054 mulv2df3, sse2_vmmulv2df3, smaxv2df3, sse2_vmsmaxv2df3, sminv2df3,
9055 sse2_vmsminv2df3, umaxv16qi3, smaxv8hi3, uminv16qi3
9056 sminv8hi3): Mark commutative
9057 operands. Use ix86_binary_operator_ok.
9058 (sse_unpckhps, sse_unpcklps, sse2_packsswb, sse2_packssdw,
9059 sse2_packuswb, sse2_punpckhbw, sse2_punpcklbw, sse2_punpckhwd,
9060 sse2_punpcklwd, sse2_punpckhdq, sse2_punpckldq, sse2_punpckhqdq,
9061 sse2_punpcklqdq): Allow operand2 in memory.
9062 (sse_movhlps, sse_movlhps, sse2_unpckhpd, sse2_unpcklpd
9063 sse2_movsd): Add memory alternatives.
9064 (sse_storelps): Turn expander into an insn; split after reload.
9065 (sse_storess, sse2_loadhpd, sse2_loadlpd): Add non-xmm inputs.
9066 (sse2_storehpd, sse2_storelpd): Add non-xmm outputs.
9068 2005-01-08 Eric Botcazou <ebotcazou@libertysurf.fr>
9070 * configure.ac (DWARF-2 debug_line): Use objdump.
9071 * configure: Regenerate.
9073 2005-01-08 Jeff Law <law@redhat.com>
9074 Diego Novillo <dnovillo@redhat.com>
9076 PR tree-optimization/18241
9077 * tree-nrv.c (tree_nrv): Ignore volatile return values.
9078 * tree-ssa-dse.c (dse_optimize_stmt): Do not optimize
9079 statements with volatile operands.
9080 * tree-ssa-operands.c (add_stmt_operand): Do add volatile
9081 operands after marking a statement with has_volatile_ops.
9083 2005-01-08 Roger Sayle <roger@eyesopen.com>
9085 * tree.c (int_fits_type_p): Always honor integer constant
9086 TYPE_MIN_VALUE and TYPE_MAX_VALUE if they exist.
9088 2005-01-08 Roger Sayle <roger@eyesopen.com>
9090 * ifcvt.c (find_if_case_1): Reinstate 2005-01-04 change, now that
9091 the latent bug in rtl_delete_block has been resolved.
9093 2005-01-08 Richard Sandiford <rsandifo@redhat.com>
9095 * config/mips/t-iris6 (MULTILIB_DIRNAMES): Use -mabi argument values.
9096 (MULTILIB_OSDIRNAMES): Use the standard lib, lib32 and lib64.
9098 2005-01-08 Richard Sandiford <rsandifo@redhat.com>
9100 * config/mips/t-slibgcc-irix (SHLIB_LINK): Install a copy of the
9101 library as @multilib_dir@/$(SHLIB_SONAME).
9103 2005-01-07 Eric Botcazou <ebotcazou@libertysurf.fr>
9105 * configure.ac (HAVE_AS_OFFSETABLE_LO10): Fix typo.
9106 * configure: Regenerate.
9108 2005-01-07 Jakub Jelinek <jakub@redhat.com>
9110 * c-common.c (handle_mode_attribute): For ENUMERAL_TYPE, also copy
9113 2005-01-07 David Edelsohn <edelsohn@gnu.org>
9116 * config/rs6000/rs6000.c (rs6000_legitimize_reload_address):
9117 Convert non-word aligned offset address using ld/std into
9120 2005-01-07 Richard Henderson <rth@redhat.com>
9122 * config/i386/i386.md (sse_loadhps splitter): Fix operand number typo.
9124 2005-01-07 Richard SAndiford <rsandifo@redhat.com>
9126 * tree.h (IS_EXPR_CODE_CLASS): Use a straight-forward range check.
9128 2005-01-07 Jakub Jelinek <jakub@redhat.com>
9130 PR tree-optimization/19283
9131 * fold-const.c (fold_widened_comparison): Return NULL if shorter_type
9132 is not shorter than the original type.
9134 PR rtl-optimization/19012
9135 * config/i386/i386.md (addqi_1_slp): Set memory attribute.
9137 PR rtl-optimization/18861
9138 * cfgbuild.c (BLOCK_USED_BY_TABLEJUMP): Define.
9139 (FULL_STATE): Define.
9140 (mark_tablejump_edge): New function.
9141 (purge_dead_tablejump_edges): New function.
9142 (find_bb_boundaries): Use it.
9144 PR tree-optimization/18828
9145 * builtins.c (expand_builtin_next_arg): Remove argument and all
9146 the argument checking.
9147 (expand_builtin): Adjust caller.
9148 (expand_builtin_va_start): Likewise. Remove error for too many
9150 (fold_builtin_next_arg): Issue error for too many arguments.
9151 After checking arguments, replace them with magic arguments that
9152 prevent further checking of the args.
9154 2005-01-06 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
9156 * pa64-hpux.h (STARTFILE_SPEC): Fix typo in spec.
9158 2005-01-06 Roger Sayle <roger@eyesopen.com>
9161 * gcc.c (input_suffix_matches): Tweak the semantics of %{.s:...}
9162 and %{.S:...} (and their negative variants) to test whether the
9163 input file is assembler or pre-processed-assembler independent of
9164 the actual filename extension.
9166 2005-01-06 Roger Sayle <roger@eyesopen.com>
9168 * simplify-rtx.c (simplify_subreg): Simplify truncations of shifts
9169 of sign or zero extended values.
9171 2005-01-06 Geoffrey Keating <geoffk@apple.com>
9173 * c-cppbuiltin.c (builtin_define_float_constants): Set __*_EPSILON__
9174 for IBM long double format correctly.
9176 2005-01-06 Daniel Berlin <dberlin@dberlin.org>
9178 Fix PR tree-optimization/18792
9180 * tree-data-ref.c (build_classic_dist_vector): Change first_loop
9181 to first_loop_depth, and use loop depth instead of loop number.
9182 (build_classic_dir_vector): Ditto.
9183 (compute_data_dependences_for_loop): Use depth, not loop number.
9184 * tree-loop-linear.c (try_interchange_loops): Use loop depth, not loop
9185 number. Pass in loops, instead of loop numbers.
9186 (gather_interchange_stats): Ditto.
9187 (linear_transform_loops): Ditto.
9189 2005-01-06 Richard Sandiford <rsandifo@redhat.com>
9192 * loop.c (get_monotonic_increment, biased_biv_fits_mode_p,
9193 biv_fits_mode_p, extension_within_bounds_p): New functions.
9194 (check_ext_dependent_givs): Use them.
9196 2005-01-06 Roger Sayle <roger@eyesopen.com>
9198 * cfgrtl.c (rtl_delete_block): A basic block may be followed by
9199 more than one barrier, in which case we should delete them all.
9201 2005-01-06 Tobias Schlueter <tobias.schlueter@physik.uni-muenchen.de>
9203 * gcc.c (process_command): Change year in 'gcc --version' to 2005.
9205 2005-01-05 Daniel Berlin <dberlin@dberlin.org>
9207 Fix PR middle-end/19286
9209 * dwarf2out.c (gen_subprogram_die): If we've already tried to
9210 output this subprogram, simply ignore this attempt to do it again.
9211 (add_abstract_origin_attribute): Don't abort trying to add the abstract
9212 origin attribute if it's not possible.
9213 (gen_block_die): Don't ignore subblocks of "unused" blocks.
9214 (decls_for_scope): Ditto.
9215 * gimple-low.c (mark_blocks_with_used_subblocks): Remove.
9216 (mark_used_blocks): Don't call mark_blocks_with_used_subblocks.
9218 2005-01-05 Richard Henderson <rth@redhat.com>
9221 * config/i386/i386.c (BUILTIN_DESC_SWAP_OPERANDS): New.
9222 (bdesc_2arg): Use it.
9223 (ix86_expand_binop_builtin): Force operands into registers
9225 (ix86_expand_unop_builtin, ix86_expand_unop1_builtin,
9226 ix86_expand_sse_compare, ix86_expand_sse_comi,
9227 ix86_expand_builtin): Likewise.
9229 2005-01-05 Richard Henderson <rth@redhat.com>
9231 * config/ia64/ia64.c (rtx_needs_barrier): Handle CONST_VECTOR
9233 * config/ia64/vect.md (mulv8qi3): Re-implement with mix_[rl].
9234 (mulv4hi3): Set itanium_class mmmul.
9235 (fpack_sfxf, fpack_xfsf, fpack_xfxf): Remove.
9236 (fpack): Rename from fpack_sfsf.
9238 2005-01-05 Richard Henderson <rth@redhat.com>
9241 * reload1.c (do_input_reload): Restrict the optimization deleteing
9242 a previous output reload to RELOAD_FOR_INPUT.
9244 2005-01-05 Steven Bosscher <stevenb@suse.de>
9246 * combine.c (expand_compound_operation) <ZERO_EXTRACT>: Add
9247 comment that we fall through after case.
9248 (mark_used_regs_combine): Don't expect a SIGN_EXTRACT in a SET_DEST.
9249 (distribute_links): Likewise.
9250 * cse.c (cse_insn): Likewise.
9251 * cselib.c (cselib_invalidate_mem): Likewise.
9252 * df.c: Update comments at the top of the file.
9253 (read_modify_subreg_p): Update comments here too.
9254 (df_def_record_1): Don't expect a SIGN_EXTRACT in a SET_DEST.
9255 * flow.c (mark_set_1): Likewise.
9256 (mark_used_regs): Likewise.
9257 * gcse.c (mems_conflict_for_gcse_p): Likewise.
9258 (canon_list_insert): Likewise.
9259 (mark_set): Likewise.
9260 (try_replace_reg): Likewise.
9261 (store_killed_in_insn): Likewise.
9262 * loop.c (count_one_set): Likewise.
9263 (basic_induction_var): Likewise.
9264 * postreload-gcse.c (find_mem_conflicts): Likewise.
9265 * postreload.c (reload_combine_note_store): Likewise.
9266 (move2add_note_store): Likewise.
9267 * reload.c (find_equiv_reg): Likewise.
9268 (mark_referenced_resources): Likewise.
9269 * rtlanal.c (set_noop_p): Likewise.
9270 (note_stores): Likewise.
9271 (note_uses): Likewise.
9272 * sched-deps.c (sched_analyze_1): Likewise.
9273 * sched-rgn.c (check_live_1): Likewise.
9274 (update_live_1): Likewise.
9275 * config/i860/i860.c: Likewise.
9277 * rtl.dec (SIGN_EXTRACT): Document that this cannot appear as
9279 (ZERO_EXTRACT): Mention that this one can be an lvalue.
9281 * doc/rtl.texi: Update documentation for bit-fields and SET.
9283 2005-01-05 Roger Sayle <roger@eyesopen.com>
9285 * ifcvt.c (find_if_case_1): Revert 2005-01-04 change.
9287 2005-01-05 Jan Hubicka <jh@suse.cz>
9288 Richard Henderson <rth@redhat.com>
9291 * config/i386/i386.c (ix86_expand_move): Handle tls symbols
9294 2005-01-05 Richard Henderson <rth@redhat.com>
9297 * config/i386/i386.md (sse_movhps, sse_movlps): Remove.
9298 (sse_shufps): Change operand 3 to const_int_operand.
9299 (sse2_storelps): Fix typo in template.
9300 (sse_storehps, sse_loadhps, sse_storelps, sse_loadlps): New.
9301 * config/i386/i386.c (ix86_expand_vector_move_misalign): Use them.
9302 (ix86_expand_builtin): Likewise.
9304 2005-01-05 Julian Brown <julian@codesourcery.com>
9306 * config/arm/arm.c (arm_return_in_memory): Treat complex types
9307 as aggregates for AAPCS ABIs.
9309 2005-01-05 Stan Shebs <shebs@apple.com>
9311 * unwind-dw2-fde-darwin.c (examine_objects): Use 64-bit
9312 Mach-O getters if ppc64.
9313 * config/darwin.c (darwin_asm_output_dwarf_delta): Obey
9315 * config/darwin.h (ASM_PREFERRED_EH_DATA_FORMAT): Use
9316 signed four-byte field for global code case.
9317 (STARTFILE_SPEC): Avoid crt2.o for 64-bit compilation.
9319 2005-01-05 Roger Sayle <roger@eyesopen.com>
9322 * c-common.c: Include real.h.
9323 (c_common_truthvalue_conversion): Avoid destructively modifying expr.
9324 Correctly handle TREE_CONSTANT_OVERFLOW for INTEGER_CST.
9325 Correctly handle TREE_CONSTANT_OVERFLOW and NaNs for REAL_CST.
9326 * Makefile.in (c-common.o): Update dependencies.
9328 2005-01-05 Joseph S. Myers <joseph@codesourcery.com>
9330 * c-parse.in (asm_string): Add trailing semicolon.
9332 2005-01-05 Joseph S. Myers <joseph@codesourcery.com>
9334 * c-parse.in (asm_string): New. Don't allow wide strings in
9336 (simple_asm_expr, asm_argument, asm_operand, asm_clobbers): Use
9337 asm_string instead of STRING.
9339 2005-01-05 Joseph S. Myers <joseph@codesourcery.com>
9341 * c-typeck.c (constructor_no_implicit): Remove.
9342 (set_designator, process_init_element): Don't check
9343 constructor_no_implicit.
9345 2005-01-05 J"orn Rennecke <joern.rennecke@st.com>
9346 Kaz Kojima <kkojima@gcc.gnu.org>
9349 * lcm.c (create_pre_exit): New.
9350 (optimize_mode_switching): In MODE_ENTRY / MODE_EXIT case, set
9351 ENTRY_EXIT_EXTRA to 3. Use create_pre_exit.
9353 2004-01-05 Richard Earnshaw <rearnsha@arm.com>
9355 * arm.h (TARGET_OPTIONS): Correctly record -mhard-float and
9356 -msoft-float in target_float_switch.
9357 * arm.c (arm_override_options): Fix processing of target_float_switch.
9359 2004-01-05 Richard Earnshaw <rearnsha@arm.com>
9361 * arm/vfp.md (arm_movsi_vfp): Hide VFP register classes from register
9364 2004-01-05 Uros Bizjak <uros@kss-loka.si>
9366 * doc/invoke.texi (Intel 386 and AMD x86-64 Options):
9367 Replace i387 with 'i386 compiler' in -mfpmath=sse option.
9369 2005-01-04 Roger Sayle <roger@eyesopen.com>
9371 * ifcvt.c (find_if_case_1): Avoid creating an empty forwarder block,
9372 if deleting the then-block allows the test-block to fallthru to the
9375 2005-01-04 Andrew Pinski <pinskia@physics.uc.edu>
9378 * c-decl.c (diagnose_mismatched_decls): Accept "extern inline" declared
9379 after the full declaration if the are in two different TUs.
9381 2005-01-04 Richard Henderson <rth@redhat.com>
9384 * tree-sra.c (generate_one_element_init): Just
9385 call gimplify_and_add.
9386 (generate_element_init): Record the
9387 new referenced variables and mark them for renaming
9388 and split out to ...
9389 (generate_element_init_1): This.
9390 (scalarize_init): Don't call push_gimplify_context/
9391 pop_gimplify_context.
9393 2005-01-04 Geoffrey Keating <geoffk@apple.com>
9395 * toplev.c (get_src_pwd): Handle failure of getpwd().
9397 2005-01-04 Roger Sayle <roger@eyesopen.com>
9399 * fold-const.c (fold_single_bit_test): Delete unreachable handling
9401 (fold): Don't call fold_single_bit_test with a TRUTH_NOT_EXPR, as
9402 all the cases handled by it are inverted by invert_truthvalue.
9404 2005-01-04 Eric Botcazou <ebotcazou@libertysurf.fr>
9406 * config/sparc/sparc.md (save_register_windowdi): Add missing mode.
9407 (save_register_windowsi): Likewise.
9409 2005-01-04 Richard Henderson <rth@redhat.com>
9411 * tree-mudflap.c (mf_varname_tree): Fix thinko setting declname.
9413 2005-01-04 Uros Bizjak <uros@kss-loka.si>
9416 * cse.c (fold_rtx) [RTX_COMPARE, RTX_COMM_COMPARE]: Don't attempt
9417 any simplifications of vector mode comparison operators.
9418 * simplify-rtx.c (simplify_relational_operation): Fix variable name.
9420 2005-01-04 Paolo Bonzini <bonzini@gnu.org>
9421 Devang Patel <dpatel@apple.com>
9423 PR tree-optimization/18308
9424 * tree-if-conv.c (add_to_dst_predicate_list): Gimplify
9425 the operands before creating a new expression.
9426 * dojump.c (do_jump): Make drop_through_label available
9427 for all cases. Add expansion of COND_EXPR.
9429 2005-01-04 Ira Rosen <irar@il.ibm.com>
9431 * tree-vectorizer.c (vect_analyze_offset_expr): Test for
9432 INTEGER_CST instead of TREE_CONSTANT.
9433 (vect_gen_niters_for_prolog_loop): Test for INTEGER_CST
9434 instead of TREE_CONSTANT.
9435 (vect_analyze_pointer_ref_access): Test for INTEGER_CST
9436 instead of TREE_CONSTANT.
9438 2005-01-04 Eric Botcazou <ebotcazou@libertysurf.fr>
9440 * tree-eh.c (replace_goto_queue): Return early if the queue is empty.
9442 2005-01-04 Uros Bizjak <uros@kss-loka.si>
9445 * config/i386/i386.md (*fop_df_1_i387): Disable for TARGET_SSE_MATH.
9446 (*fop_df_1_i387): Disable for (TARGET_SSE2 && TARGET_SSE_MATH).
9448 2005-01-03 Richard Henderson <rth@redhat.com>
9450 * fold-const.c (force_fit_type): Cope with types larger than 2 HWI.
9451 (fold_convert_const_int_from_int, fold_convert_const_int_from_real,
9452 fold_convert_const_real_from_real): Split out from ...
9453 (fold_convert_const): ... here.
9455 2005-01-03 Richard Henderson <rth@redhat.com>
9458 * config/i386/i386.md (movdi_2): Separate SSE1 and SSE2 alternatives.
9459 (mov<MMXMODEI>_internal): Likewise.
9460 (movdf_nointeger): Prefer Y while not preferring, but allowing, x.
9461 Add V2SF case; use it for SSE1; don't use TI.
9462 (movdf_integer): Likewise.
9463 (mov<SSEMODEI>_internal, movti_internal): Force V4SF for SSE1.
9465 2005-01-03 Ira Rosen <irar@il.ibm.com>
9467 * tree-vectorizer.c (vect_strip_conversions): New function.
9468 (vect_analyze_offset_expr): Call vect_strip_conversions. Add
9469 check for binary class.
9471 2005-01-03 Daniel Berlin <dberlin@dberlin.org>
9475 * dwarf2out.c (block_ultimate_origin): Follow decl origin if origin
9477 * gimple-low.c (mark_blocks_with_used_vars): New function.
9478 (mark_blocks_with_used_subblocks): Ditto.
9479 (mark_used_blocks): Ditto.
9480 (pass_mark_used_blocks): New pass.
9481 * tree-inline.c: Include debug.h.
9482 (expand_call_inline): Call outlining_inline_function here.
9483 * tree-optimize.c (init_tree_optimization_passes): Add
9484 pass_mark_used_blocks.
9485 * tree-pass.h (pass_mark_used_blocks): New.
9486 * Makefile.in (tree-inline.o): Add debug.h dependency.
9488 2005-01-03 Geoffrey Keating <geoffk@apple.com>
9490 * config/darwin.c (darwin_handle_weak_import_attribute): Permit
9491 VAR_DECLs to have weak_import attribute.
9493 * config/rs6000/darwin-fallback.c: Use 'ucontext_t' rather than
9496 2004-01-03 Steven Bosscher <stevenb@suse.de>
9498 * passes.c (rest_of_compilation): Don't run regmove if only
9499 flag_expensive_optimizations, require flag_regmove instead.
9501 2005-01-03 Eric Botcazou <ebotcazou@libertysurf.fr>
9503 * config/sparc/litecoff.h (TARGET_OS_CPP_BUILTINS): Do not
9505 * config/sparc/sysv4-only.h (TARGET_OS_CPP_BUILTINS): Likewise.
9506 * config/sparc/rtemself.h (TARGET_SUB_OS_CPP_BUILTINS): Likewise.
9507 * config/sparc/sol2-64.h (TARGET_SUB_OS_CPP_BUILTINS): Delete.
9508 * config/sparc/sp64-elf.h (TARGET_SUB_OS_CPP_BUILTINS): Likewise.
9510 2005-01-03 Richard Henderson <rth@redhat.com>
9512 * config/ia64/ia64.c (TARGET_VECTOR_MODE_SUPPORTED_P): New.
9513 (ia64_const_ok_for_letter_p): New.
9514 (ia64_const_double_ok_for_letter_p): New.
9515 (ia64_extra_constraint): New.
9516 (ia64_expand_vecint_compare): New.
9517 (ia64_expand_vcondu_v2si): New.
9518 (ia64_expand_vecint_cmov): New.
9519 (ia64_expand_vecint_minmax): New.
9520 (ia64_print_operand): Add 'v'.
9521 (ia64_preferred_reload_class): New.
9522 (ia64_vector_mode_supported_p): New.
9523 * config/ia64/ia64.h (UNITS_PER_SIMD_WORD): New.
9524 (PREFERRED_RELOAD_CLASS): Move to function.
9525 (CONST_OK_FOR_LETTER_P): Move to function.
9526 (CONST_DOUBLE_OK_FOR_LETTER_P): Move to function.
9527 (CONSTRAINT_OK_FOR_Q, CONSTRAINT_OK_FOR_R): Remove.
9528 (CONSTRAINT_OK_FOR_S, CONSTRAINT_OK_FOR_T): Remove.
9529 (EXTRA_CONSTRAINT): Move to function.
9530 * config/ia64/ia64.md: Include vect.md.
9531 (itanium_class): Add mmalua.
9533 * config/ia64/itanium1.md (1_mmalua): New. Add it to bypasses.
9535 * config/ia64/itanium2.md (2_mmalua, 2b_mmalua): Similarly.
9536 * config/ia64/predicates.md (gr_reg_or_0_operand): Accept any
9538 (const_int_2bit_operand): New.
9539 (fr_reg_or_0_operand): New.
9540 * config/ia64/ia64-modes.def: Add vector modes.
9541 * config/ia64/ia64-protos.h: Update.
9542 * config/ia64/vect.md: New file.
9544 2005-01-03 Richard Henderson <rth@redhat.com>
9546 * simplify-rtx.c (simplify_binary_operation): Handle VEC_CONCAT.
9548 2005-01-03 Uros Bizjak <uros@kss-loka.si>
9551 * config/i386/i386.c (log1psf2): Change mode of operands[0,1]
9553 (log1pdf2): Change mode of operands[0,1] to DFmode.
9555 2005-01-03 Eric Botcazou <ebotcazou@libertysurf.fr>
9557 * config/sparc/sparc.h (SPARC_RELAXED_ORDERING): Define to false.
9558 * config/sparc/linux.h (SPARC_RELAXED_ORDERING): Define to true.
9559 * config/sparc/linux64.h (SPARC_RELAXED_ORDERING): Likewise.
9560 * config/sparc/sparc.c (TARGET_RELAXED_ORDERING): Define to
9561 SPARC_RELAXED_ORDERING.
9563 2005-01-03 Richard Henderson <rth@redhat.com>
9564 Uros Bizjak <uros@kss-loka.si>
9567 * config/i386/i386.c (ix86_expand_builtin): [IX86_BUILTIN_PINSRW,
9568 IX86_BUILTIN_PINSRW128]: Fix wrong selector range in error message.
9569 * config/i386/i386.md (mmx_pinsrw, sse2_pinsrw): Fix selector
9571 (*mmx_pinsrw, *sse2_pinsrw): New patterns.
9572 * config/i386/i386/predicates.md (const_pow2_1_to_8_operand,
9573 const_pow2_1_to_128_operand): New predicates.
9575 2005-01-02 Greg McGary <greg@mcgary.org>
9577 * tree-mudflap.c (mf_varname_tree): decl_printable_name handles
9579 (mf_xform_derefs_1) [RESULT_DECL, STRING_CST]: Handle as innermost
9580 object. [ptr_type]: Remove unused variable.
9581 Remember nearest addressable array-element or record-component
9582 when checking bitfield components. Tolerate empty BIND_EXPR.
9584 2005-01-01 Richard Henderson <rth@redhat.com>
9586 * tree-vectorizer.c (vect_analyze_offset_expr): Strip conversions
9587 that don't narrow the value. Fail for other conversions.
9589 2005-01-01 Richard Henderson <rth@redhat.com>
9592 * c-decl.c (pop_file_scope): Call maybe_apply_pending_pragma_weaks.
9593 * c-lang.c (finish_file): Don't do it here.
9594 * objc/objc-act.c (objc_finish_file): Likewise.
9596 * cgraph.c (decl_assembler_name_equal): New.
9597 (cgraph_node_for_asm, cgraph_varpool_node_for_asm): New.
9598 (cgraph_varpool_node): Actually link up cgraph_varpool_nodes.
9599 * cgraph.h (struct cgraph_varpool_node): Add next.
9600 (cgraph_node_for_asm, cgraph_varpool_node_for_asm): Declare.
9601 * varasm.c (assemble_alias): Mark the target as needed.
9603 2005-01-01 Andrew Pinski <pinskia@physics.uc.edu>
9606 * function.c (get_arg_pointer_save_area): Use entry_of_function
9607 instead of get_insns.
9609 2005-01-01 Roger Sayle <roger@eyesopen.com>
9610 Andrew Pinski <pinskia@physics.uc.edu>
9611 James E. Wilson <wilson@specifixinc.com>
9613 PR rtl-optimization/12092
9614 * loop.c (emit_prefetch_instructions): Do nothing if PREFETCH_BLOCK
9617 2005-01-01 Roger Sayle <roger@eyesopen.com>
9618 Olivier Hainque <hainque@act-europe.fr>
9620 * tree.c (int_fits_type_p): A narrower type always fits in a
9621 wider one, except for negative values into unsigned types.
9623 2005-01-01 Roger Sayle <roger@eyesopen.com>
9625 * tree.c (int_fits_type_p): Compare the result of force_fit_type
9626 with the original constant rather than require TREE_OVERFLOW.
9628 2005-01-01 Steven Bosscher <stevenb@suse.de>
9631 * c-decl.c (finish_function): If compiling C99, annotate the
9632 compiler generated return with the current file name and line 0.
9633 * tree-cfg.c (remove_useless_stmts_warn_notreached): Only warn if
9634 the source line is greater than 0.
9635 (remove_bb): Likewise.
9637 See ChangeLog.12 for earlier changes.