1 2005-04-02 Richard Sandiford <rsandifo@redhat.com>
3 * config/m68hc11/m68hc11.h (target_flags, MASK_SHORT)
4 (MASK_AUTO_INC_DEC, MASK_M6811, MASK_M6812, MASK_M68S12)
5 (MASK_NO_DIRECT_MODE, MASK_MIN_MAX, MASK_LONG_CALLS)
6 (TARGET_SHORT, TARGET_M6811, TARGET_M6812, TARGET_M68S12)
7 (TARGET_AUTO_INC_DEC, TARGET_MIN_MAX, TARGET_NO_DIRECT_MODE)
8 (TARGET_LONG_CALLS, TARGET_SWITCHES, TARGET_OPTIONS)
9 (SUBTARGET_SWITCHES, SUBTARGET_OPTIONS, m68hc11_regparm_string)
10 (m68hc11_reg_alloc_order, m68hc11_soft_reg_count)
11 (TARGET_M68HC11): Delete.
12 (TARGET_DEFAULT): Change the default setting from MASK_M6811 to 0.
13 * config/m68hc11/m68hc12.h (TARGET_M68HC12): Delete.
14 * config/m68hc11/m68hc11.c (m68hc11_regparm_string)
15 (m68hc11_reg_alloc_order, m68hc11_soft_reg_count)
16 (nb_soft_regs): Delete.
17 (TARGET_DEFAULT_TARGET_FLAGS): Override default with TARGET_DEFAULT.
18 (m68hc11_override_options): Remove the code that caters for MASK_M6811
19 and MASK_M6812 being set simultaneously. Change the code that sets
20 the default m68hc11_soft_reg_count to use integers instead of strings.
21 (m68hc11_conditional_register_usage, hard_regno_mode_ok): Use
22 m68hc11_soft_reg_count (which now has an int type) as the number
24 * config/m68hc11/m68hc11.opt: New file.
26 2005-04-02 Kazu Hirata <kazu@cs.umass.edu>
28 * config/fr30/fr30.h (PREDICATE_CODES): Remove
29 fp_displacement_operand, sp_displacement_operand.
31 * config/m68hc11/m68hc11-protos.h: Add a prototype for
33 Remove the prototypes for tst_operand, cmp_operand,
34 stack_register_operand, d_register_operand,
35 hard_addr_reg_operand, splitable_operand,
36 m68hc11_logical_operator, m68hc11_arith_operator,
37 m68hc11_non_shift_operator, m68hc11_shift_operator,
38 m68hc11_unary_operator, m68hc11_eq_compare_operator,
39 non_push_operand, hard_reg_operand, and
40 reg_or_some_mem_operand.
41 * config/m68hc11/m68hc11.c (m68hcc_auto_inc_p): Make it
43 (tst_operand, cmp_operand, non_push_operand,
44 splitable_operand, reg_or_some_mem_operand,
45 stack_register_operand, d_register_operand,
46 hard_addr_reg_operand, hard_reg_operand,
47 m68hc11_eq_compare_operator, m68hc11_logical_operator,
48 m68hc11_arith_operator, m68hc11_non_shift_operator,
49 m68hc11_shift_operator, m68hc11_unary_operator): Move to
51 * config/m68hc11/m68hc11.h (PREDICATE_CODES): Remove.
52 * config/m68hc11/m68hc11.md: Include predicates.md.
53 * config/m68hc11/predicates.md: New.
55 2005-04-02 Alexandre Oliva <aoliva@redhat.com>
58 * dwarf2out.c (add_abstract_origin_attribute): Revert accidental
59 change checked in along with 2005-03-03's patch for debug/20253.
60 * tree-inline.c (remap_type): Remap TYPE_STUB_DECL.
61 (remap_decl): Insert type decl in map earlier.
63 2005-04-02 Alexandre Oliva <aoliva@redhat.com>
65 PR tree-optimization/20640
66 * tree-ssa-dce.c (remove_dead_stmt): Don't redirect edge to
67 post-dominator if it has phi nodes.
68 (eliminate_unnecessary_stmts): Remove dead phis in all blocks
69 before dead statements.
71 2005-04-02 Alexandre Oliva <aoliva@redhat.com>
74 * final.c (alter_subreg): Don't call subreg_regno for a non-REG.
76 2005-04-02 Alexandre Oliva <aoliva@redhat.com>
78 PR rtl-optimization/20290
79 * loop.c (for_each_insn_in_loop): Don't assume the loop body runs
80 in every iteration if the entry point is the exit test.
82 2005-04-02 Hans-Peter Nilsson <hp@axis.com>
84 * config/cris/cris.md (attribute "length"): Define.
86 2005-04-02 Geoffrey Keating <geoffk@apple.com>
88 * config/rs6000/predicates.md (indexed_or_indirect_operand): New.
89 (word_offset_memref_operand): New.
90 * config/rs6000/rs6000-protos.h (word_offset_memref_operand): Delete.
91 (indexed_or_indirect_operand): Delete.
92 * config/rs6000/rs6000.c (word_offset_memref_operand): Delete.
93 (indexed_or_indirect_operand): Delete.
95 * config/rs6000/t-darwin8: Comment out ppc64 multilib.
98 * config/rs6000/rs6000.md (fix_truncdfsi2): Make destination
101 * config/rs6000/t-darwin (TARGET_LIBGCC2_CFLAGS): Add -pipe.
102 * config/t-darwin (TARGET_LIBGCC2_CFLAGS): Likewise.
104 2005-04-01 Jan-Benedict Glaw <jbglaw@lug-owl.de>
106 * gcc/config/vax/vax.md: Spellcheck, fix whitespace.
108 2005-04-01 Ian Lance Taylor <ian@airs.com>
110 * gcc.c: Don't include <sys/resource.h> or declare getrusage.
111 (rus, prus): Remove static variables.
112 (execute): Use pex_run/pex_get_status rather than pexecute/pwait.
113 (process_command): Permit report_times and use_pipes together.
115 2005-04-01 Joseph S. Myers <joseph@codesourcery.com>
117 * c-decl.c (validate_proto_after_old_defn): Look at
118 TYPE_MAIN_VARIANT of argument types.
120 2005-04-01 Paul Brook <paul@codesourcery.com>
122 * config/arm/arm.c (thumb_call_via_label): Include space for SP.
123 (arm_output_function_epilogue): Allow call_via_SP.
124 (thumb_call_via_reg, arm_file_end): Ditto.
125 * config/arm/arm.h (struct machine_function): Include space for SP.
126 (thumb_call_via_label): Update declaration.
128 2005-04-01 Ian Lance Taylor <ian@airs.com>
130 * final.c (final_scan_insn): Revert part of 2005-03-30 patch: when
131 doing a peephole optimization, once again put any notes in the
134 2005-04-01 Kazu Hirata <kazu@cs.umass.edu>
136 * bb-reorder.c, fold-const.c, varasm.c: Fix comment typos.
138 2005-04-01 Nathan Sidwell <nathan@codesourcery.com>
140 * local-alloc.c (update_equiv_regs): Use gcc_assert, gcc_unreachable.
141 (block_alloc, find_free_reg): Likewise.
142 * loop-doloop.c (doloop_modify): Likewise.
143 * loop-invariant.c (record_use): Likewise.
144 * loop-iv.c (get_biv_step_1, get_biv_step, iv_analyze,
145 get_iv_value, canon_condition, eliminate_implied_condition,
146 eliminate_implied_condition, simplify_using_initial_values,
147 shorten_into_mode, canonicalize_iv_subregs,
148 iv_number_of_iterations): Likewise.
149 * loop-unroll.c (expand_var_during_unrolling): Likewise.
150 * loop-unswitch.c (compare_and_jump_seq, unswitch_single_loop,
151 unswitch_loop): Likewise.
152 * loop.c (INSN_LUID, loop_optimize, rtx_equal_for_loop_p,
153 move_movables, replace_call_address, find_and_verify_loops,
154 rtx_equal_for_prefetch_p, fold_rtx_mult_add, loop_iterations,
155 record_giv, final_giv_value, general_induction_var,
156 simplify_giv_expr, extension_within_bounds_p, try_copy_prop,
157 loop_giv_dump): Likewise.
159 * gcov-io.h (GCOV_CHECK, GCOV_CHECK_READING,
160 GCOV_CHECK_WRITING): Remove.
161 (gcov_position, gcov_rewrite): Use gcc_assert.
162 * gcov-io.c (gcov_open, gcov_write_words, gcov_write_length,
163 gcov_read_words, gcov_sync, gcov_seek): Use gcc_assert.
164 * libgcov.c (__gcov_merge_single, __gcov_merge_delta): Use
167 2005-04-01 Kazu Hirata <kazu@cs.umass.edu>
169 * tree-inline.c: Fix a typo.
171 2005-04-01 Nathan Sidwell <nathan@codesourcery.com>
173 * configure.ac (enable-checking): Explicitly set all variables for
174 collective switch values. Alphabetize variables. Rename
175 ac_checking_valgrind to ac_valgrind_checking. Allow 'none' as
177 * doc/install.texi (enable-checking): Update documentation.
178 * configure: Rebuilt.
180 2005-04-01 Kazu Hirata <kazu@cs.umass.edu>
182 * tree-inline.c (copy_body_r): Use CONSTANT_CLASS_P where
185 2005-04-01 Richard Earnshaw <richard.earnshaw@arm.com>
187 * arm.c (adjacent_mem_locations): Reject volatile memory refs.
188 Also reject cases where this pattern will cause load delay stalls
189 unless optimizing for size and it will produce a shorter sequence.
190 * arm.md (arith_adjacent_mem): Make better use of ldm addressing
191 variants to avoid pre-adjusting the base when possible.
193 2005-04-01 Richard Earnshaw <richard.earnshaw@arm.com>
195 * arm.md (minmax_arithsi): Reject all eliminable registers, not just
196 the frame and argument pointers.
197 (strqi_preinc, strqi_predec, loadqi_preinc, loadqi_predec): Likewise.
198 (loadqisi_preinc, loadqisi_predec, strsi_preinc): Likewise.
199 (strsi_predec, loadsi_preinc, loadsi_predec): Likewise.
200 (strqi_shiftpreinc, strqi_shiftpredec, loadqi_shiftpreinc): Likewise.
201 (loadqi_shiftpredec, strsi_shiftpreinc, strsi_shiftpredec): Likewise.
202 (loadsi_shiftpreinc, loadsi_shiftpredec): Likewise.
204 2005-04-01 Danny Smith <dannysmith@users.sourceforge.net>
206 * config/i386/cygming.h (SUBTARGET_ATTRIBUTE_TABLE): Define,
207 with entry for selectany attribute.
208 * config/i386/i386-protos.h (ix86_handle_selectany_attribute):
210 * config/i386/winnt.c (ix86_handle_selectany_attribute): Define.
211 (i386_pe_asm_named_section): Handle sections generated by
213 * doc/extend.texi (selectany): Document attribute.
215 2005-04-01 Paolo Bonzini <bonzini@gnu.org>
216 Jan Hubicka <jh@suse.cz>
218 * config/i386/i386.c (ix86_decompose_address): Look inside SUBREGs
219 to fix addresses involving EBP and ESP.
220 (aligned_operand, legitimate_address_p, ix86_address_cost): Be prepared
221 for SUBREGed registers.
222 (legitimate_address_p): Accept SUBREGed registers.
224 2005-04-01 Jakub Jelinek <jakub@redhat.com>
227 * dwarf2out.c (gen_type_die_for_member): Handle FIELD_DECL.
228 (dwarf2out_imported_module_or_decl): Use gen_type_die_for_member
231 2005-04-01 Kazu Hirata <kazu@cs.umass.edu>
233 * doc/contrib.texi, doc/invoke.texi, doc/tm.texi: Fix typos.
235 2005-04-01 James E Wilson <wilson@specifixinc.com>
238 * dwarf2out.c (rtl_for_decl_init): New function.
239 (rtl_for_decl_location): Extracted from here.
240 (tree_add_const_value_attribute): Call rtl_for_decl_init and
241 add_const_value_attribute. Delete initializer_constant_valid_p call.
243 2005-04-01 Kazu Hirata <kazu@cs.umass.edu>
245 * cgraphunit.c, dbxout.c, flow.c, gcse.c, gimplify.c,
246 lambda-code.c, loop.c, machmode.def, mips-tfile.c,
247 modulo-sched.c, passes.c, postreload-gcse.c, tree-eh.c,
248 tree-ssa-ccp.c, varasm.c, config/frv/frv.c, config/frv/frv.h,
249 config/frv/frv.md, config/i386/i386.c, config/i386/i386.h,
250 config/i386/i386.md, config/rs6000/predicates.md,
251 config/rs6000/rs6000.c, config/s390/fixdfdi.h,
252 config/s390/s390.c, config/stormy16/stormy16.c,
253 config/stormy16/stormy16.md, config/vax/vax.md: Fix comment
256 2005-04-01 Joseph S. Myers <joseph@codesourcery.com>
259 * gimplify.c (gimplify_expr): Create a temporary for lvalue
260 COND_EXPR and CALL_EXPR.
262 2005-03-31 Vladimir Makarov <vmakarov@redhat.com>
265 * genautomata.c (first_cycle_unit_presence): Check all alternative
266 states for unit presence.
268 * doc/md.texi: Remove remark about impossibility to query unit
269 presence in non nondeterministic automaton state.
271 * config/ia64/ia64.c (get_template): Change order of unit querying.
273 2005-03-31 Kazu Hirata <kazu@cs.umass.edu>
275 * tree-ssa-dom.c (cprop_into_successor_phis): Remove an
278 2005-03-31 Zdenek Dvorak <dvorakz@suse.cz>
280 * cfgloopanal.c (mark_loop_exit_edges): Clean EDGE_LOOP_EXIT
281 flag for edges outside any loops.
283 2005-03-31 Janis Johnson <janis187@us.ibm.com>
285 * doc/sourcebuild.texi (Test Directives): Describe cleanup-* procs.
287 2005-03-31 Kazu Hirata <kazu@cs.umass.edu>
289 * tree-ssa-alias.c: Follow spelling conventions.
290 * doc/tree-ssa.texi: Fix a typo.
292 2005-03-31 J"orn Rennecke <joern.rennecke@st.com>
294 * postreload-gcse.c: Include target.h.
295 (gcse_after_reload_main): Return early if we cannot modify jumps.
296 * Makefile.in (postreload-gcse.o): Depend on $(TARGET_H).
298 2005-03-31 David Edelsohn <edelsohn@gnu.org>
300 * tree-ssa-loop-im.c (stmt_cost): Add RDIV_EXPR to list of
301 expensive operations.
303 2005-03-31 Ian Lance Taylor <ian@airs.com>
305 * collect2.c (lderrout): New variable.
306 (collect_exit): Dump ldout to stdout. Dump and unlink lderrout,
307 if it is set, to stderr.
308 (handler): Unlink lderrout if it is set.
309 (dump_file): Add "to" parameter. Change all callers.
310 (main): Initialize lderrout.
311 (collect_execute): Add errname parameter. Change all callers.
312 Rename redir parameter to outname. Never pass
313 PEX_STDERR_TO_STDOUT to pex_run.
314 * collect2.h (collect_execute, dump_file): Update declarations.
315 * tlink.c (tlink_execute): Add errname parameter. Change all
317 (do_tlink): Check lderrout as well as ldout.
319 2005-03-31 Caroline Tice <ctice@apple.com>
321 * Makefile.in (varasm.o): Add basic-block.h to list of requirements.
322 (bb-reorder.o): Add errors.h to list of requirements.
323 (STAGEFEEDBACK_FLAGS_TO_PASS): Add -freorder-blocks-and-partition to
324 profiledbootstrap flags.
325 * bb-reorder.c (errors.h): Add new include.
326 (struct bbro_basic_block_data_def): Add new field, in_trace.
327 (add_unlikely_executed_notes): Remove function.
328 (mark_bb_for_unlikely_executed_section): Remove function.
329 (insert_section_boundary_note): New function.
330 (verify_hot_cold_block_grouping): New function.
331 (push_to_next_round_p): Remove variables and tests that push all
332 cold blocks to last round.
333 (find_traces): Remove code that added extra round of trace finding
334 when doing partitioning.
335 (find_traces_1_round) : Remove variable last_round; add code to
336 update new struct field, in_trace; correct trace_length where it was
337 incorrect before (after call to copy_bb); change code that pushed all
338 cold blocks to last round. Instead verify that all blocks going into
339 a trace belong in the same partition.
340 (connect_traces): Modify to connect the traces in two passes, if the
341 function contains both hot and cold blocks. The first pass connects
342 all the traces for blocks in the partition that the first block in
343 the function belongs to; the second pass connnects all the traces
344 containing blocks that belong in the other partition.
345 (find_rarely_executed_basic_blocks_and_crossing_edges): Remove
346 code that automatically put the first block in a function into the
347 hot partition if the function had any hot blocks.
348 (fix_crossing_unconditional_branches): Check number of succ edges
349 before attempting to get one.
350 (fix_edges_for_rarely_executed_code): Update comment describing
352 (reorder_basic_blocks): Add code to initialize new field (in_trace);
353 remove call to add_unlikely_executed_notes; add call to
354 verify_hot_cold_block_grouping.
355 (duplicate_computed_gotos): Don't change computed goto if it's a
357 (partition_hot_cold_basic_blocks): Update function comment.
358 * cfgcleanup.c (try_simplify_condjump): Remove redundacy from
360 (try_forward_edges): Likewise.
361 (merge_blocks_move_predecessor_nojumps): Likewise.
362 (merge_blocks_move_successor_nojumps): Likewise.
363 (merge_blocks_move): Likewise.
364 (try_crossjump_bb): Likewise.
365 * cfglayout.c (update_unlikely_executed_notes): Remove function.
366 (fixup_reorder_chain): Remove code for adding UNLIKELY_EXECUTED_CODE
367 notes to cold bb's; remove call to update_unlikely_executed_notes.
368 (duplicate_insn_chain): change NOTE_INSN_UNLIKELY_EXECUTED_CODE to
369 NOTE_INSN_SWITCH_TEXT_SECTIONS.
370 * cfglayout.h (scan_ahead_for_unlikely_executed_note): Remove
371 function declaration.
372 * cfgrtl.c (can_delete_note_p): Remove UNLIKELY_EXECUTED_CODE note
374 (rtl_can_merge_blocks): Remove redundancy from condition.
375 (try_redirect_by_replacing_jump): Likewise.
376 (force_nonfallthru_and_redirect): Remove code for adding
377 UNLIKELY_EXECUTED_CODE notes to cold bb's.
378 (commit_one_edge_insertion): Likewise.
379 (cfg_layout_can_merge_blocks_p): Remove redundancy from condition.
380 * dbxout.c (FORCE_TEXT): Replace function_section with
381 current_function_section.
382 (struct dbx_debug_h): Add do_nothing function for new debug_hooks
383 function, switch_text_section.
384 (struct xcoff_debug): Likewise.
385 (dbxout_function_end): Add code to put out label diffs for both
386 hot and cold sections.
387 * debug.c (struct do_nothing_debug_hooks): Add do_nothing function
388 for new debug_hooks funciton, switch_text_section..
389 * debug.h (struct gcc_debug_hooks): Add new function to debug_hooks,
391 * dwarf2out.c (struct dw_fde_struct): Add five new fields:
392 dw_fde_hot_section_label, dw_fde_hot_section_end_label,
393 dw_fde_unlikely_section_label, dw_fde_unlikely_section_end_label and
394 dw_fde_switched_sections.
395 (output_call_frame_info): Add test to see if function switches text
396 sections in the middle; if so, use appropriate extra hot and cold
397 section labels to compute size deltas for the hot and cold sections.
398 (dwarf2out_begin_prologue): Add code to initialize new fields in
400 (dwarf2out_switch_text_section): New function (invoked through
401 debug_hook); updates new fields in dw_fde_struct appropriately and
402 increments separate_line_info_table_in_use.
403 (dwarf2_debug_hooks): Initialize switch_text_section function to be
404 dwarf2out_switch_text_section.
405 (struct var_loc_node): Add new field, section_label.
406 (output_aranges): Add code to check whether in hot or cold section and
407 use the appropriate label in calculating deltas.
408 (output_ranges): Likewise.
409 (output_line_info): Add code to check which section we're in and
410 use appropriate hot/cold label.
411 (add_location_or_constant_value_attribute): Likewise.
412 (gen_subprogam_die): Modify arange attributes to use correct labels.
413 (dwarf2out_begin_block): Change call to function_section into call to
414 current_function_section.
415 (dwarf2out_end_block): Likewise.
416 (dwarf2out_source_line): Likewise.
417 (dwarf2out_var_location): Add code to check whether in hot or cold
418 section and use the appropriate label.
419 * except.c (output_function_exception_table): Change call to
420 function_section into call to current_function_section.
421 * final.c (profile_function): Likewise.
422 (scan_ahead_for_unlikely_executed_note): Remove function.
423 (final_scan_insn): Remove calls to
424 scan_ahead_for_unlikely_executed_note, and related code for switching
425 to cold section, except for the single time
426 NOTE_INSN_SWITCH_TEXT_SECTIONS may be encountered; add calls to
427 debug_hooks->switch_text_sections; replace appropriate calls to
428 function_section with calls to current_function_section.
429 * ifcvt.c (find_if_case_1): Remove redundancy from condition, add
430 test_bb to condition.
431 (find_if_case_2): Likewise.
432 * insn-notes.def: Change NOTE_INSN_UNLIKELY_EXECUTED_CODE to
433 NOTE_INSN_SWITCH_TEXT_SECTIONS. Update comment appropriately.
434 * opts.c (decode_options): Change warning about hot/cold partitioning
435 with exceptionss to inform (so as not to cause bootstrap failures);
436 remove warning about partitioning with DWARF debug info.
437 * output.h (current_function_section): Add new function decl.
438 (insert_section_boundary_note): Likewise.
439 (enum in_section): Move this declaration here from varasm.c.
440 (unlikely_section_label): Likewise.
441 (unlikely_text_section_name): Likewise.
442 (last_text_section_name): New global variable.
443 (last_text_section): Likewise.
444 (hot_section_label): Likewise.
445 (hot_section_end_label): Likewise.
446 (cold_section_end_label): Likewise.
447 * passes.c (rest_of_handle_final): Free unlikely_text_section_name.
448 * print-rtl.c (print_rtx): Change NOTE_INSN_UNLIKELY_EXECUTED_CODE
449 to NOTE_INSN_SWITCH_TEXT_SECTIONS.
450 * reg-stack.c (emit_swap_insn): Remove UNLIKELY_EXECUTED_CODE note
451 insn from consideration.
452 * sdbout.c (sdb_debug_hooks): Add do_nothing for new function,
454 * varasm.c (basic-block.h): Add new include.
455 (unlikely_section_label_printed): Remove global variable.
456 (unlikely_section_label): Make global variable not be static any more.
457 (unlikely_text_section_name): Likewise.
458 (hot_section_end_label): New global variable (not static)
459 (first_function_block_is_cold): Likewise.
460 (hot_section_label): Likewise.
461 (cold_section_end_label): Likewise..
462 (last_text_section): New global variable, not static.
463 (last_text_section_name): New global variable, not static.
464 (initialize_cold_section_name): New function.
465 (enum in_section): Move declaration to output.h.
466 (text_section): Update last_text_section.
467 (unlikely_text_section): Replace code to determine cold section name
468 with call to initialize_cold_section_name; Add code to update
469 last_text_section; remove code for printing out label.
470 (named_section_real): Add code to update last_text_section and
471 last_text_section_name as appropriate.
472 (function_section): Change test for 'unlikely' to depend on
473 first_function_block_is_cold (moved old test to
474 current_function_section).
475 (current_function_section): New function.
476 (assemble_start_function): Move code that frees
477 unlikely_text_section_name; initialize hot_section_end_label;
478 print hot and cold section labels at the start of the function;
479 set first_function_block_is_cold, if appropriate; initialize l
480 ast_text_section; add call to insert_section_boundary_note.
481 (assemble_end_function): Add code to write out hot and cold section
483 *vmsdbgout.c (vmsdbg_debug_hooks): Add do_nothing for new function,
485 * config/darwin.c (machopic_select_section): Replace incorrect
486 function in base_funs; update reloc for cold sections if necessary.
487 * config/darwin.h (SECTION_FUNCTION): Add code to update
488 last_text_section if appropriate.
489 (text_unlikely_section): Remove.
490 * config/sparc/sparc.c (sparc_output_deferred_case_vectors): Likewise.
491 * config/stormy16/stormy16.c (stormy_16_output_addr_vec): Likewise.
492 * config/xtensa/xtensa.c (override_options): Turn off hot/cold
493 partitioning for this architecture.
495 2005-03-31 Olivier Hainque <hainque@adacore.com>
497 * dwarf2out.c (dwarf2out_frame_finish): Honor DWARF2_FRAME_INFO
498 defined and non-zero.
500 2005-03-31 Gabriel Dos Reis <gdr@integrable-solutions.net>
503 * doc/invoke.texi (-Wsynth): Don't document, as it now is void of
506 2005-03-31 Alan Modra <amodra@bigpond.net.au>
509 * config/rs6000/rs6000.md (load_toc_v4_PIC_1b): Remove inline
510 label operand. Remove (use (unspec..)). Don't emit a label on
512 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Don't
513 generate inline label for load_toc_v4_PIC_1b.
514 (rs6000_emit_load_toc_table): Likewise.
516 2005-03-31 Kazu Hirata <kazu@cs.umass.edu>
518 * config.gcc: Obsolete i860-*-sysv4*, ip2k-*-elf,
519 ns32k-*-netbsdelf*, and ns32k-*-netbsd*.
521 2005-03-29 Devang Patel <dpatel@apple.com>
523 * tree-sra.c (decide_block_copy): Disable scalarization of
526 2005-03-30 Stuart Hastings <stuart@apple.com>
527 Dale Johannesen <dalej@apple.com>
529 * Makefile.in (print-tree.o): Depend on tree-iterator.h.
530 * print-tree.c (print_node): Add case STATEMENT_LIST.
532 2005-03-31 Alan Modra <amodra@bigpond.net.au>
534 * config.gcc (cpu_is_64bit): Set for 64-bit powerpc cpus.
535 (powerpc64-*-linux*): Use it. Rearrange tm_file assignment.
536 (powerpc-*-linux*): Build a biarch compiler when --enable-targets
537 is given with "powerpc64*" or "all", or when --with-cpu chooses
540 2005-03-30 James E. Wilson <wilson@specifixinc.com>
543 * dwarf2out.c (add_high_low_attributes): New function, extracted from
544 gen_lexical_block_die.
545 (gen_lexical_block_die, gen_inlined_subroutine_die): Call it.
547 2005-03-31 Jan Hubicka <jh@suse.cz>
549 2004-11-02 Jan Hubicka <jh@suse.cz>
551 * cgraph.c (cgraph_varpool_node_name): New function.
552 (dump_cgraph_varpool_node): New function.
553 (dump_varpool): New function.
554 * cgraphunit.c (cgraph_optimize): Dump varpool.
556 2004-10-16 Jan Hubicka <jh@suse.cz>
558 * cgraph.c (decide_is_variable_needed): New function.
559 (cgraph_varpool_finalize_decl): Use it.
560 * cgraphunit.c (cgraph_optimize): Assemble_pending_decls when not doing
562 * final.c (output_addr_const): Do not call mark_referenced.
563 * passes.c (rest_of_decl_compilation): ifdef out DECL_RTL_SET_P hack;
564 always go via cgraph.
565 * toplev.c (wrapup_global_declarations): Kill non-unit-at-a-time code.
566 (check_global_declarations): Ifdef out code clearing DECL_RTL.
567 * tree-optimize.c (execute_inline): Mark functions called.
568 * i386.c (output_pic_addr_const): Do not call mark_decl_referenced.
570 2004-10-11 Jan Hubicka <jh@suse.cz>
572 * cgraph.c (cgraph_varpool_first_unanalyzed_node): New global voriable
573 (cgraph_varpool_last_needed_node): New static variable.
574 (enqueue_needed_varpool_node): Break out from ...; add items to the
575 end of queue; update first pointers.
576 (cgraph_varpool_mark_needed_node): ... here.
577 (cgraph_varpool_finalize_decl): Use enqueue_needed_varpool_node.
578 (cgraph_varpool_assemble_pending_decls): Move to cgraphunit.c
579 * cgraph.h (cgraph_varpool_node): Add analyzed field.
580 (cgraph_varpool_first_unanalyzed_node): Declare.
581 * cgraphunit.c: Include output.h.
582 (cgraph_varpool_analyze_pending_decls): New function.
583 (cgraph_varpool_assemble_pending_decls): Move from cgraph.c; bail out
584 for errors, analyze pending decls.
585 (cgraph_finalize_compilation_unit): Only analyze decls.
586 (cgraph_optimize): Assemble the decls after expanding.
588 2005-03-30 Daniel Berlin <dberlin@dberlin.org>
590 * tree-ssa-alias.c (compute_flow_insensitive_aliasing): Make sure
591 subvars get marked properly in tags for grouping.
592 (add_pointed_to_var): Mark only actual pointed to
593 variables/subvars in addresses needed.
594 (create_overlap_variables_for): Clear call clobbered on original
596 * tree-ssa-operands.c (get_asm_expr_operands): Don't let regular
597 addresable vars with subvars into list.
598 * tree-ssa.c (verify_ssa_name): Verify original is not used where
601 2005-03-30 Richard Henderson <rth@redhat.com>
603 * cgraph.h (struct cgraph_node): Add alias.
604 * varasm.c (assemble_alias): Set it.
605 * cgraphunit.c (cgraph_assemble_pending_functions): Check it and
606 avoid calling cgraph_expand_function.
608 2005-03-30 Tom Tromey <tromey@redhat.com>
610 * tree.def (FILE_TYPE): Removed.
611 * typeclass.h (enum type_class): Removed file_type_class.
612 * dwarf2out.c (is_base_type): Updated.
613 (gen_type_die): Likewise.
614 * dbxout.c (dbxout_type): Updated.
615 * builtins.c (type_to_class): Updated.
616 * tree.c (type_contains_placeholder_1): Updated.
617 * config/sparc/sparc.c (sparc_type_code): Updated.
618 * config/ia64/ia64.c (hfa_element_mode): Updated.
619 * expr.c (count_type_elements): Updated.
620 * stor-layout.c (layout_type): Updated.
621 * tree-inline.c (remap_type): Updated.
622 * tree-pretty-print.c (dump_generic_node): Updated.
624 2005-03-30 Fariborz Jahanian <fjahanian@apple.com>
626 * builtins.c (expand_builtin_powi): Fix mode of
627 2nd argument to match int.
628 * libgcc2.h (__powisf2, __powidf2, __powixf2, __powitf2): Change
629 2nd argument type to int.
630 * libgcc2.c: Change prototype of __powi* functions to use
633 2005-03-30 Dale Johannesen <dalej@apple.com>
636 * calls.c (expand_call): Flush pending deferrals before
639 2005-03-30 Joseph S. Myers <joseph@codesourcery.com>
643 * c-tree.h (C_DECL_UNJUMPABLE_STMT_EXPR,
644 C_DECL_UNDEFINABLE_STMT_EXPR, struct c_label_list, struct
645 c_label_context, label_context_stack): New.
646 * c-decl.c (define_label): Check for jumps into statement
647 expressions. Add label to list of defined labels.
648 (start_function): Push context on label_context_stack.
649 (finish_function): Pop context from label_context_stack.
650 * c-typeck.c (label_context_stack): New.
651 (c_finish_goto_label): Check for jumps into statement
652 expressions. Add label to list of jumped to labels.
653 (struct c_switch): Add blocked_stmt_expr.
654 (c_start_case): Initialize it.
656 (c_finish_case): Verify !blocked_stmt_expr.
657 (c_begin_stmt_expr): Push context on label_context_stack.
658 Increment blocked_stmt_expr. Mark labels jumped to from outside
660 (c_finish_stmt_expr): December blocked_stmt_expr. Mark labels
661 defined in the statement expression and no longer jumpable to.
662 Mark labels jumped to from just outside the statement expression
663 as again definable. Pop context from label_context_stack.
664 * doc/extend.texi (Statement Exprs): Update.
666 2005-03-30 Joseph S. Myers <joseph@codesourcery.com>
669 * c-decl.c (start_function): Check for old_decl being
672 2005-03-30 Ian Lance Taylor <ian@airs.com>
674 * final.c (final): Remove prescan parameter. Change all callers.
675 (final_scan_insn): Remove prescan parameter. Change all callers.
677 2005-03-30 Kazu Hirata <kazu@cs.umass.edu>
679 * tree-vectorizer.c: Fix comment typos.
681 2005-03-30 Sebastian Pop <pop@cri.ensmp.fr>
683 * tree-scalar-evolution.c (instantiate_parameters_1): Return
684 as soon as a chrec_dont_know is detected.
686 2005-03-31 Danny Smith <dannysmith@users.sourceforge.net>
688 Merge from csl-arm-branch.
689 2004-02-12 Mark Mitchell <mark@codesourcery.com>
691 * tlink.c (recompile_files): Do not assume that "rename" can
692 overwrite an existing file.
694 2005-03-31 Paolo Bonzini <bonzini@gnu.org>
696 * gcc/configure.ac (TL_AC_GNU_MAKE_GCC_LIB_PATH): Remove.
697 * gcc/configure: Regenerate.
699 2005-03-30 Alan Modra <amodra@bigpond.net.au>
701 * doc/install.texi: Update binutils requirement for powerpc*-linux.
703 * config/rs6000/rs6000.c (rs6000_arg_partial_bytes): Update comments.
705 * calls.c (struct arg_data): Update "partial" comment.
706 (load_register_parameters): Update "nregs" comment.
708 2005-03-30 Richard Sandiford <rsandifo@redhat.com>
710 * config/iq2000/iq2000.h (target_flags, MASK_GPOPT, MASK_EMBEDDED_DATA)
711 (MASK_UNINIT_CONST_IN_RODATA, TARGET_EMBEDDED_DATA, TARGET_SWITCHES)
712 (TARGET_DEFAULT, TARGET_CPU_DEFAULT, SUBTARGET_TARGET_OPTIONS)
713 (TARGET_OPTIONS, iq2000_cpu_string, iq2000_arch_string): Delete.
714 (TARGET_DEBUG_MODE, TARGET_DEBUG_A_MODE, TARGET_DEBUG_B_MODE)
715 (TARGET_DEBUG_C_MODE, TARGET_DEBUG_D_MODE): Define to 0 rather
716 than target_flags & 0.
717 * config/iq2000/iq2000.c (iq2000_cpu_string, iq2000_arch_string)
718 (iq2000_arch, iq2000_parse_cpu): Delete.
719 (TARGET_HANDLE_OPTION): Override default.
720 (iq2000_handle_option): New function.
721 (override_options): Remove -march= and -mcpu= handling.
722 * config/iq2000/iq2000.opt: New file.
724 2005-03-30 Richard Sandiford <rsandifo@redhat.com>
726 * config/c4x/c4x-protos.h (c4x_rpts_cycles, c4x_cpu_version): Delete.
727 * config/c4x/c4x.h (SMALL_MEMORY_FLAG, MPYI_FLAG, FAST_FIX_FLAG)
728 (RPTS_FLAG, C3X_FLAG, TI_FLAG, PARANOID_FLAG, MEMPARM_FLAG, DEVEL_FLAG)
729 (RPTB_FLAG, BK_FLAG, DB_FLAG, DEBUG_FLAG, HOIST_FLAG)
730 (LOOP_UNSIGNED_FLAG, FORCE_FLAG, PRESERVE_FLOAT_FLAG)
731 (PARALLEL_INSN_FLAG, PARALLEL_MPY_FLAG, ALIASES_FLAG, C30_FLAG)
732 (C31_FLAG, C32_FLAG, C33_FLAG, C40_FLAG, C44_FLAG, TARGET_SWITCHES)
733 (TARGET_DEFAULT, TARGET_SMALL, TARGET_MPYI, TARGET_FAST_FIX)
734 (TARGET_RPTS, TARGET_TI, TARGET_PARANOID, TARGET_MEMPARM, TARGET_DEVEL)
735 (TARGET_RPTB, TARGET_BK, TARGET_DB, TARGET_DEBUG, TARGET_HOIST)
736 (TARGET_LOOP_UNSIGNED, TARGET_FORCE, TARGET_PRESERVE_FLOAT)
737 (TARGET_PARALLEL, TARGET_PARALLEL_MPY, TARGET_ALIASES)
738 (c4x_rpts_cycles_string, c4x_cpu_version_string)
739 (TARGET_OPTIONS): Delete.
740 (c4x_rpts_cycles, c4x_cpu_version): Declare.
741 (TARGET_C3X, TARGET_C30, TARGET_C31, TARGET_C32, TARGET_C33)
742 (TARGET_C40, TARGET_C44): Redefine in terms of c4x_cpu_version.
743 * config/c4x/c4x.c (c4x_rpts_cycles_string): Delete.
744 (c4x_cpu_version_string): Delete.
745 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
746 (c4x_handle_option): New function. Map -m3x and -m4x options to the
747 equivalent -mcpu= option.
748 (c4x_override_options): Remove -mrpts= and -mcpu= handling from here.
749 Deal with the extra conditions in the old TARGET_MPYI, TARGET_RPTB,
750 TARGET_DB, TARGET_PARALLEL and TARGET_PARALLEL_MPY macros by setting
751 or clearing the appropriate MASK_* bit.
752 (c4x_file_start): Use c4x_cpu_version.
753 * config/c4x/c4x.opt: New file.
755 2005-03-30 Richard Sandiford <rsandifo@redhat.com>
757 * doc/options.texi: Document the new MaskExists flag.
758 * opth-gen.awk: Don't output MASK and TARGET macros for Mask(...)
759 if the option has the MaskExists flag.
761 2005-03-30 Richard Sandiford <rsandifo@redhat.com>
763 * opt-functions.awk (flag_set_p, test_flag): New functions.
764 (switch_flags): Use them.
765 * opth-gen.awk: Use flag_set_p to check for flags.
766 * optc-gen.awk: Likewise. Use opt_args to check for Init(...) flags.
768 2005-03-30 Ian Lance Taylor <ian@airs.com>
770 * config.host (i[34567]86-*-mingw32*): Don't set
771 host_can_use_collect2 to no.
773 2005-03-30 Alan Modra <amodra@bigpond.net.au>
776 * builtins.c (get_memory_rtx): Expand address exp using EXPAND_NORMAL.
777 Remove convert_memory_address call duplicating that in memory_address.
779 2005-03-29 Richard Henderson <rth@redhat.com>
782 * c-decl.c (c_finish_incomplete_decl): Update complete_array_type call.
783 (build_compound_literal): Likewise. Propagate decl type into the
785 (finish_decl): Likewise. Use new return value from complete_array_type
786 for zero sized arrays.
787 (complete_array_type): Move ...
788 * c-common.c (complete_array_type): ... here. Change first argument
789 to pointer-to-type-node. Consistently use sizetype for the index
790 except for zero sized arrays. Detect zero sized arrays for pedantic
791 mode diagnostics. Create a new type node instead of modifying the
793 * c-tree.h (complete_array_type): Move decl ...
794 * c-common.h (complete_array_type): ... here.
796 2005-03-29 Richard Henderson <rth@redhat.com>
799 * tree-sra.c (generate_element_init_1): Handle RANGE_EXPR.
801 2005-03-29 Kazu Hirata <kazu@cs.umass.edu>
803 * builtin-types.def, c-convert.c, c-format.c, ddg.c, debug.c,
804 debug.h, et-forest.c, et-forest.h, gcov.c, rtl-profile.c,
805 rtlhooks-def.h, rtlhooks.c, sdbout.c, tree-inline.h,
806 tree-profile.c, tsystem.h, value-prof.h: Update copyright.
808 2005-03-29 Eric Christopher <echristo@redhat.com>
810 * config/mips/mips.c (mips_gimplify_va_arg_expr): Update for
811 truthvalue conversion removal.
813 2005-03-29 Ian Lance Taylor <ian@airs.com>
816 * collect2.c: Never include <vfork.h>.
817 (VFORK_STRING, vfork): Don't define.
818 (pid): Remove global variable.
819 (handler): Call raise instead of kill (getpid(), ...).
820 (collect_wait): Add pex parameter. Change all callers. Use
821 pex_get_status rather than pwait.
822 (do_wait): Add pex parameter. Change all callers.
823 (collect_execute): Return struct pex_obj * rather than void. Use
824 pex routines rather than pexecute.
825 (fork_execute): Get pex_obj from collect_execute, and pass it to
827 (scan_prog_file): Use pex routines rather than pipe/vfork/exec.
828 Only declare quit_handler if SIGQUIT is defined.
829 (scan_libraries): Likewise.
830 * collect2.h (collect_execute): Update declaration.
831 (collect_wait): Update declaration.
832 * tlink.c (tlink_execute): Get pex_obj from collect_execute, and
833 pass it to collect_wait.
835 2005-03-29 Joseph S. Myers <joseph@codesourcery.com>
838 * c-parser.c (c_parser_compound_statement_nostart): Give error
839 message for EOF instead of just setting parser->error.
841 2005-03-29 Dorit Naishlos <dorit@il.ibm.com>
843 * tree-vectorizer.c (slpeel_update_phi_nodes_for_guard): Removed.
844 (slpeel_update_phi_nodes_for_guard1): New function.
845 (slpeel_update_phi_nodes_for_guard2): New function.
846 (slpeel_tree_peel_loop_to_edge): Call above new functions instead
847 of slpeel_update_phi_nodes_for_guard.
848 (vectorize_loops): Remove call to loop_closed_rewrite.
849 * tree-vect-transform.c (vect_update_ivs_after_vectorizer): Remove
852 2005-03-29 Richard Sandiford <rsandifo@redhat.com>
854 * config/m32r/little.h (TARGET_ENDIAN_DEFAULT): Delete.
855 (TARGET_LITTLE_ENDIAN): New macro.
856 * config/m32r/m32r.h (SUBTARGET_SWITCHES, target_flags)
857 (TARGET_RELAX_MASK, TARGET_DEBUG_MASK, TARGET_DEBUG)
858 (TARGET_ALIGN_LOOPS_MASK, TARGET_ALIGN_LOOPS)
859 (TARGET_LOW_ISSUE_RATE_MASK, TARGET_LOW_ISSUE_RATE)
860 (TARGET_BRANCH_COST_MASK, TARGET_BRANCH_COST, TARGET_M32RX_MASK)
861 (TARGET_M32RX, TARGET_M32R2_MASK, TARGET_M32R2, LITTLE_ENDIAN_BIT)
862 (TARGET_ENDIAN_DEFAULT, SUBTARGET_SWITCHES, TARGET_DEFAULT)
863 (TARGET_SWITCHES, m32r_model_string, m32r_sdata_string)
864 (m32r_cache_flush_trap_string, SUBTARGET_OPTIONS)
865 (TARGET_OPTIONS): Delete.
866 (M32R_MODEL_DEFAULT, M32R_SDATA_DEFAULT): Turn into enums.
867 (CACHE_FLUSH_TRAP): Turn into an integer.
868 (TARGET_LITTLE_ENDIAN): Define to 0 by default.
869 (INITIALIZE_TRAMPOLINE): Check m32r_cache_trap >= 0 to see if
870 -mflush-trap is in use.
871 * config/m32r/m32r.c (m32r_model_string, m32r_sdata_string)
872 (m32r_cache_flush_trap_string): Delete.
873 (m32r_model) Initialize to M32R_MODEL_DEFAULT.
874 (m32r_sdata): Likewise M32R_SDATA_DEFAULT.
875 (m32r_cache_trap): Likewise CACHE_FLUSH_TRAP.
876 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
877 (m32r_handle_option): New function. Move -mflush-trap=, -mflush-func=,
878 -mmodel= and -msdata= handling from...
879 (m32r_init): ...here.
880 * config/m32r/m32r.opt: New file.
882 2005-03-29 Keith Besaw <kbesaw@us.ibm.com>
884 * tree-ssanames.c (duplicate_ssa_name_ptr_info): New function.
885 (duplicate_ssa_name): Call duplicate_ssa_name_ptr_info.
886 * tree-vect-analyze.c (vect_object_analysis): additional parm
887 pass back a "struct ptr_info_def *" with the points-to info.
888 (vect_analyze_data_refs): set the STMT_VINFO_PTR_INFO for the
889 statement using info returned from vect_object_analysis.
890 * tree-vect-transform.c (update_vuses_to_preheader): New function.
891 (vect_create_data_ref_ptr): Remove updates to vars_to_rename
892 for virtual uses and defs when creating a replacement vector
893 reference. Call duplicate_ssa_name_ptr_info to define points-to
894 info for vector pointer replacement using STMT_VINFO_PTR_INFO.
895 (vectorizable_store): copy_virtual_operands and update
896 definition statements.
897 (vectorizable_load): copy_virtual_operands. Remove call to
898 mark_call_clobbered_vars_to_rename for call to "const" builtin.
899 * tree-vectorizer.c (vectorize_loops): Remove calls to
900 rewrite_into_ssa and bitmap_clear (vars_to_rename).
901 (new_stmt_vec_info): initialize STMT_VINFO_PTR_INFO for stmt.
902 * tree-vectorizer.h (_stmt_vec_info): add field ptr_info and
903 define macro STMT_VINFO_PTR_INFO for use in accessing.
904 * tree.h add export of duplicate_ssa_name_ptr_info.
905 * rs6000.c (altivec_init_builtins): Declare builtin function
906 __builtin_altivec_mask_for_load to be "const".
908 2005-03-29 Jakub Jelinek <jakub@redhat.com>
911 * cgraph.h (struct cgraph_varpool_node): Add alias field.
912 * cgraph.c (cgraph_varpool_assemble_pending_decls): Don't call
913 assemble_variable on aliases.
914 * varasm.c (assemble_alias): Set node->alias.
915 * toplev.c (wrapup_global_declarations): Don't call
916 rest_of_decl_compilation on aliases again.
918 2005-03-29 Paul Brook <paul@codesourcery.com>
920 * config/arm/arm-protos.h (arm_dbx_register_number): Add prototype.
921 * config/arm/arm.c (arm_dbx_register_number): New function.
922 * config/arm/arm.h (IS_FPA_REGNUM, DBX_REGISTER_NUMBER): Define.
924 2005-03-29 Eric Botcazou <ebotcazou@libertysurf.fr>
927 * varasm.c (make_decl_rtl) [ASM_DECLARE_REGISTER_GLOBAL]: Use
928 the DECL_NAME, not the DECL_ASSEMBLER_NAME.
930 2005-03-29 Dale Johannesen <dalej@apple.com>
932 * Makefile.in (value-prof.o): New dependencies on $(DIAGNOSTIC_H)
933 $(TREE_H) and $(COVERAGE_H).
934 * coverage.c (compute_checksum): Use DECL_NAME not DECL_ASSEMBLER_NAME.
935 * opts.c (common_handle_option): Enable tree-based value transforms.
936 * toplev.c (process_options): Ditto.
937 * value-prof.h (struct histogram_value_t): Redefine. "Adjust" below
938 refers to references to this type.
939 * tree-flow.h: (struct stmt_ann_d): Add histograms field.
940 * rtl-profile.c (rtl_gen_interval_profiler): Adjust. Remove checks
941 for may_be_more, may_be_less.
942 (rtl_gen_pow2_profiler): Adjust.
943 (rtl_gen_one_value_profiler_no_edge_manip): Adjust.
944 (rtl_gen_one_value_profiler): Adjust.
945 (rtl_gen_const_delta_profiler): Adjust.
946 * tree-profile.c (tree_gen_interval_profiler): Implement.
947 (tree_gen_pow2_profiler): Ditto.
948 (tree_gen_one_value_profiler): Ditto.
949 (tree_profiling): New.
950 (pass_tree_profile): Reference it.
951 * value-prof.c: Include tree-flow.h, tree-flow-inline.h, diagnostic.h,
953 (insn_divmod_values_to_profile): Rename to
954 rtl_divmod_values_to_profile. Adjust.
955 (insn_values_to_profile): Rename to rtl_values_to_profile. Adjust.
956 (insn_prefetch_values_to_profile): Adjust.
957 (rtl_value_profile_transformations): Adjust.
958 (gen_divmod_fixed_value): Rename to rtl_divmod_fixed_value.
959 (gen_mod_pow2): Rename to rtl_mod_pow2.
960 (gen_mod_subtract): Rename to rtl_mod_subtract.
961 (divmod_fixed_value_transform): Rename to
962 rtl_divmod_fixed_value_transform.
963 (mod_pow2_value_transform): Rename to rtl_mod_pow2_value_transform.
964 (mod_subtract_transform): Rename to rtl_mod_subtract_transform.
965 (rtl_find_values_to_profile): Adjust.
966 (tree_value_profile_transformations): Implement.
967 (tree_divmod_values_to_profile): New.
968 (tree_values_to_profile): New.
969 (tree_divmod_fixed_value): New.
970 (tree_mod_pow2): New.
971 (tree_mod_subtract): New.
972 (tree_divmod_fixed_value_transform): New.
973 (tree_mod_pow2_value_transform): New.
974 (tree_mod_subtract_transform): New.
975 (tree_find_values_to_profile): Implement.
976 * profile.c (instrument_values): Free histograms.
977 (compute_value_histograms): Adjust. Implement tree version.
979 2005-03-29 Uros Bizjak <uros@kss-loka.si>
981 * reg-stack.c (subst_stack_regs_pat): Handle <UNSPEC_FIST> case.
982 * config/i386/i386.c (output_fix_trunc): Add new round_mode
983 variable. Output "fldcw" depending on round_mode.
984 * config/i386/i386.md (UNSPEC_FIST): New.
985 (fistdi2, fistdi2_with_temp, fist<mode>2, fist<mode>2_with_temp):
986 New isns patterns to implement lrint and llrint built-ins as x87
988 (fistdi2, fist<mode>2 splitters): New splitters.
989 (lrint<mode>2): New expanders.
991 2005-03-28 Ian Lance Taylor <ian@airs.com>
993 * config/arc/arc.c (arc_output_function_epilogue): Pass prescan as
994 0 when calling final_scan_insn.
996 2005-03-28 Jan Hubicka <jh@suse.cz>
999 * varasm.c (mark_decl_referenced): Do not mark extern inline functions
1002 * tree-inline.c (estimate_num_insns_1): Use declaration to discover argument
1003 types where possible.
1005 2005-03-26 Per Bothner <per@bothner.com>
1007 Make -f[no-]show-column also control non-cpp diagnostics.
1008 * c.opt (fshow-column): Move option from here ...
1009 * common.opt (fshow-column): ... to here.
1010 * diagnostic.c (diagnostic_build_prefix): Only print column number
1011 if flag_show_column.
1013 2005-03-27 Steven Bosscher <stevenb@suse.de>
1015 * vax-protos.h (vax_output_int_move, vax_output_int_add,
1016 vax_output_conditional_branch): New prototypes.
1017 * vax.c (vax_output_int_move, vax_output_int_add): New functions,
1018 extracted from vax.md mov and add patterns.
1019 (vax_output_conditional_branch): New function to output conditional
1020 branch instructions.
1021 * vax.md: Use mode macros for arithmetic and mov patterns.
1022 Use code macros for the jump patterns.
1024 2005-03-26 Andrew Pinski <pinskia@physics.uc.edu>
1026 * Makefile.in (libbackend.o): Depend on version files;
1027 add custom generation command.
1029 2005-03-26 Andrew Pinski <pinskia@physics.uc.edu>
1032 * config/rs6000/rs6000.md (extendsfdf2_fpr): Check to make
1033 sure that we have a REG before getting its REGNO.
1035 2005-03-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1037 * builtin-types.def (BT_FN_STRING_CONST_STRING_SIZE): New.
1038 * builtins.def (BUILT_IN_STRNDUP): New.
1040 2005-03-25 Pat Haugen <pthaugen@us.ibm.com>
1042 PR tree-optimization/20470
1043 * fold-const.c (fold_cond_expr_with_comparison): Recognize/fold
1046 2005-03-25 Mike Stump <mrs@apple.com>
1048 * config/darwin.h (ASM_OUTPUT_ALIGNED_DECL_LOCAL): Don't allow 0
1051 2005-03-25 Geoffrey Keating <geoffk@apple.com>
1053 * config/rs6000/darwin-fallback.c: Don't include <ucontext.h>.
1054 Use our own structure definitions.
1056 * config/rs6000/rs6000.md (UNSPEC constants): Add UNSPEC_STFIWX.
1057 (fix_truncdfsi2): Allow registers or memory as destination.
1058 When TARGET_PPC_GFXOPT, generate simplified pattern.
1059 (fix_truncdfsi2_internal): Use define_insn_and_split.
1060 (fix_truncdfsi2_internal_gfxopt): New.
1061 (fctiwz): Don't confuse register allocation by giving it no choices.
1063 * config/rs6000/rs6000.h (EXTRA_CONSTRAINT): Add 'Z'.
1064 (EXTRA_MEMORY_CONSTRAINT): Likewise.
1065 * config/rs6000/rs6000.c (indexed_or_indirect_operand): New.
1066 * config/rs6000/rs6000-protos.h (indexed_or_indirect_operand): New.
1068 2005-03-25 Kazu Hirata <kazu@cs.umass.edu>
1070 * dominance.c (free_dominance_info): Speed up by freeing et
1071 data structures without maintaining other nodes.
1072 * et-forest.c (et_free_tree_force): New.
1073 * et-forest.h: Add a prototype for et_free_tree_force.
1075 * tree.c (get_set_constructor_bits,
1076 get_set_constructor_bytes): Remove.
1077 * tree.h: Remove the corresponding prototypes.
1079 2005-03-25 John David Anglin <dave.anglin@nrc-crnc.gc.ca>
1082 * vax.c (vax_rtx_costs_1): Merge with vax_rtx_costs.
1083 (vax_rtx_costs): Return false when passed unsupported rtx's. Handle
1084 FLOAT_EXTEND, FLOAT_TRUNCATE and TRUNCATE. Fix costs for POST_INC,
1085 PRE_DEC, NEG and NOT.
1087 2005-03-25 Kazu Hirata <kazu@cs.umass.edu>
1089 * fold-const.c: Convert uses of fold (build (...)) to
1092 2005-03-25 Zdenek Dvorak <dvorakz@suse.cz>
1094 PR rtl-optimization/20249
1095 * cse.c (insert_regs): Do not record equivalence of registers in
1098 2005-03-24 Kazu Hirata <kazu@cs.umass.edu>
1100 * emit-rtl.c (reverse_comparison): Remove.
1101 * rtl.h: Remove the corresponding prototype.
1103 2005-03-24 James E Wilson <wilson@specifixinc.com>
1105 * doc/install.texi (--enable-altivec): Delete docs.
1107 2005-03-24 David Edelsohn <edelsohn@gnu.org>
1109 * config/rs6000/predicates.md (easy_fp_constant): Return 0 for
1110 SFmode and DFmode before reload when
1111 flag_unsafe_math_optimizations not enabled.
1113 2005-03-24 Geoffrey Keating <geoffk@apple.com>
1115 * c.opt (fvisibility-inlines-hidden): Allow for ObjC++.
1117 * config/i386/darwin.h (TARGET_SUBTARGET_DEFAULT): Add
1118 MASK_128BIT_LONG_DOUBLE, MASK_ALIGN_DOUBLE.
1120 2005-03-24 Nathan Sidwell <nathan@codesourcery.com>
1122 * configure.ac (enable-checking): Add 'runtime' option.
1123 * doc/install.texi (enable-checking): Document 'runtime' checking.
1124 * tsystem.h (gcc_assert, gcc_unreachable): Define.
1125 * config.in: Regenerated.
1126 * configure: Regenerated.
1128 2005-03-23 Uros Bizjak <uros@kss-loka.si>
1130 * optabs.h (enum optab_index): Remove OTI_llrint.
1131 (llrint_optab): Remove macro.
1132 * optabs.c (init_optabs): Remove llrint_optab initialization.
1133 * genopinit.c (optabs): Remove llrint_optab implementation.
1134 * builtins.c (expand_builtin_mathfn): Handle BUILT_IN_LLRINT{,F,L}
1137 2005-03-24 Alexandre Oliva <aoliva@redhat.com>
1139 PR rtl-optimization/20532
1140 * simplify-rtx.c (simplify_binary_operation_1): Protect from
1141 overflow when adding coefficients for PLUS or MINUS.
1142 (simplify_binary_operation_1): Handle CONST_DOUBLE exact power of
1145 2005-03-23 Joseph S. Myers <joseph@codesourcery.com>
1147 * langhooks.h (truthvalue_conversion): Remove.
1148 * langhooks-def.h (LANG_HOOKS_INITIALIZER): Remove
1149 LANG_HOOKS_TRUTHVALUE_CONVERSION.
1150 * system.h (LANG_HOOKS_TRUTHVALUE_CONVERSION): Poison.
1151 * gimplify.c (gimple_boolify): Don't use truthvalue_conversion.
1152 * c-objc-common.h (LANG_HOOKS_TRUTHVALUE_CONVERSION): Remove.
1154 2005-03-23 Kazu Hirata <kazu@cs.umass.edu>
1156 * params.def: Fix a typo.
1157 * config/mips/mips.c: Follow the spelling convensions.
1158 * doc/invoke.texi: Fix typos.
1160 2005-03-18 Dale Johannese <dalej@apple.com>
1162 * cp/tree.c (cp_tree_equal): Handle SSA_NAME.
1164 2005-03-23 Daniel Berlin <dberlin@dberlin.org>
1166 Fix PR tree-optimization/20601
1168 * tree-ssa-pre.c (insert_aux): Add missing condition to
1171 2005-03-23 Ian Lance Taylor <ian@airs.com>
1173 * final.c (final_scan_insn): Don't remove no-op instructions.
1174 * reload1.c (reload): Remove simple no-op instructions even when
1177 2005-03-23 Dorit Naishlos <dorit@il.ib.com>
1179 PR tree-optimization/20501
1180 * tree-vect-analyze.c (vect_enhance_data_refs_alignment): Debug print
1181 reporting that peeling for alignment is applied moved to...
1182 * (vect_analyze_data_refs_alignment): Here.
1184 2005-03-23 Ian Lance Taylor <ian@airs.com>
1186 * reorg.c (dbr_schedule): Remove #if 0 code to call final.
1188 2005-03-23 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
1190 * config.gcc (alpha*-dec-osf[45]*): Remove target_cpu_default.
1191 Define TARGET_SUPPORT_ARCH except on Tru64 UNIX V4.0A.
1193 2005-03-23 Hans-Peter Nilsson <hp@axis.com>
1195 * doc/tm.texi (TARGET_MD_ASM_CLOBBERS): Adjust wording to not
1196 imply that this is called once, independent of asms in code.
1197 Adjust to now being pased output and input lists. Mention helper
1198 function decl_overlaps_hard_reg_set_p.
1199 * hooks.c (hook_tree_tree_tree_tree_3rd_identity): Rename from
1200 hook_tree_tree_identity and to take three trees, returning third.
1201 * hooks.h (hook_tree_tree_tree_tree_3rd_identity): Adjust the
1203 * stmt.c: include hard-reg-set.h before tree.h.
1204 (decl_overlaps_hard_reg_set_p): New function, broken out from...
1205 (decl_conflicts_with_clobbers_p): Call
1206 decl_overlaps_hard_reg_set_p.
1207 (expand_asm_operands): Pass output and input lists in call to
1208 targetm.md_asm_clobbers.
1209 * target-def.h (TARGET_MD_ASM_CLOBBERS): Define as
1210 hook_tree_tree_tree_tree_3rd_identity.
1211 * target.h (struct gcc_target.md_asm_clobbers): Take three tree
1213 * tree.h [HARD_CONST] (decl_overlaps_hard_reg_set_p): Prototype.
1214 * config/i386/i386.c (ix86_md_asm_clobbers): Adjust to three
1215 parameters, first two unused.
1216 * config/cris/cris.c (cris_md_asm_clobbers): Adjust to added
1217 parameters. Only add MOF to clobbers if there's no 'h' mentioned
1218 in constraint letters and MOF is not mentioned as a asm-declared
1219 register in neither of the input and output lists.
1221 2005-03-23 DJ Delorie <dj@redhat.com>
1223 * optabs.c (expand_binop): Make sure the first subword's result
1226 2005-03-23 Joseph S. Myers <joseph@codesourcery.com>
1228 * c-common.c (c_common_truthvalue_conversion): Adjust comment.
1229 Call c_common_truthvalue_conversion rather than
1230 lang_hooks.truthvalue_conversion.
1231 * c-convert.c (convert): Call c_objc_common_truthvalue_conversion.
1232 * c-objc-common.c (c_objc_common_truthvalue_conversion): Move to
1234 * c-objc-common.h (LANG_HOOKS_TRUTHVALUE_CONVERSION): Change to
1235 c_common_truthvalue_conversion.
1236 * c-parser.c (c_parser_paren_condition, c_parser_for_statement,
1237 c_parser_conditional_expression, c_parser_binary_expression): Call
1238 c_objc_common_truthvalue_conversion.
1239 * c-typeck.c (build_unary_op): Call
1240 c_objc_common_truthvalue_conversion.
1241 (build_conditional_expr): Do not call
1242 lang_hooks.truthvalue_conversion.
1243 (build_binary_op): Call c_common_truthvalue_conversion.
1244 (c_objc_common_truthvalue_conversion): Moved from
1245 c-objc-common.c. Call default_function_array_conversion instead
1246 of default_conversion.
1248 2005-03-23 Joseph S. Myers <joseph@codesourcery.com>
1250 * c-common.h (default_conversion): Remove.
1251 (perform_integral_promotions): Add.
1252 * c-tree.h (default_conversion): Add.
1253 * c-typeck.c (perform_integral_promotions): New, split out from
1255 * c-common.c (check_case_value): Use perform_integral_promotions,
1256 not default_conversion.
1257 (c_add_case_label): Don't continue processing case label after
1258 found to be pointer.
1260 2005-03-23 Mark Mitchell <mark@codesourcery.com>
1262 * gcc.c (do_spec_1): Do not add a -L path for a directory in
1263 the prefix list if we have already added a multilib directory
1265 (main): Do not add MD_EXEC_PREFIX to the list of directories to
1268 2005-03-22 Kazu Hirata <kazu@cs.umass.edu>
1270 * reload1.c (indirect_symref_ok, reload_obstack): Make them
1272 * reload.h: Remove the prototype for indirect_symref_ok.
1274 * reload1.c (indirect_symref_ok): Make it global.
1275 * reload.h: Add a prototype for indirect_symref_ok.
1277 2005-03-22 Kaz Kojima <kkojima@gcc.gnu.org>
1279 * config/sh/sh.md (ashlhi3): Rename to *ashlhi3_n and add a new
1282 2005-03-22 Tobias Schl"uter <tobias.schlueter@physik.uni-muenchen.de>
1284 * tree.h (DECL_IGNORED_P, DECL_IN_SYSTEM_HEADER): Clarify comments.
1286 2005-03-22 Daniel Berlin <dberlin@dberlin.org>
1288 * c-opts.c (c_common_parse_file): Only start/end main source file
1289 if debug hooks says the writer wants it.
1290 * dbxout.c (dbx_debug_hooks): Add start_end_main_source_file
1292 (xcoff_debug_hooks): Ditto.
1293 * debug.c (do_nothing_hooks): Ditto.
1294 * debug.h (gcc_debug_hooks): Ditto.
1295 * dwarf2out.c (dwarf2_debug_hooks): Ditto.
1296 * sdbout.c (sdb_debug_hooks): Ditto.
1297 * vmsdbgout.c (vmsdbg_debug_hooks): Ditto.
1299 2005-03-22 Mark Mitchell <mark@codesourcery.com>
1301 * doc/extend.texi: Deprecate C++ min/max operators.
1303 2005-03-22 Zdenek Dvorak <dvorakz@suse.cz>
1305 * tree-ssa-loop-ivopts.c (determine_iv_cost): Do not try to preserve
1306 artificial original candidates.
1308 2005-03-22 Richard Guenther <rguenth@tat.physik.uni-tuebingen.de>
1309 Jan Hubicka <jh@suse.cz>
1310 Steven Bosscher <stevenb@suse.de>
1312 * cgraphunit.c (cgraph_estimate_size_after_inlining): Compute
1313 call cost based on argument sizes.
1314 (cgraph_mark_inline_edge): Avoid inline unit from shrinking by
1316 * params.def: (max-inline-inssn-single): Set to 450.
1317 (max-inline-insns-auto): Set to 90.
1318 (max-inline-insns-recursive): Set to 450
1319 (max-inline-insns-recursive-auto): Set to 450.
1320 (large-function-insns): Set to 2700.
1321 (inline-call-cost): New parameter.
1322 * tree-inline.c (estimate_move_cost): New function.
1323 (estimate_num_insns_1): Compute move sizes costs by estimate_move_cost
1324 for non-gimple-regs, set cost to 0 for gimple-regs. Compute call size
1326 * tree-inline.h (estimate_move_cost): Declare.
1327 * invoke.texi: (max-inline-inssn-single): Change default to 450.
1328 (max-inline-insns-auto): Change default to 90.
1329 (max-inline-insns-recursive): Change default to 450
1330 (max-inline-insns-recursive-auto): Change default to 450.
1331 (large-function-insns): Change default to 2700.
1332 (inline-call-cost): Document new parameter.
1334 2005-03-22 Richard Sandiford <rsandifo@redhat.com>
1336 * config/i860/i860.h (target_flags, TARGET_XP, TARGET_SWITCHES)
1337 (TARGET_DEFAULT): Delete.
1338 * config/i860/i860.opt: New file.
1340 2005-03-22 Richard Sandiford <rsandifo@redhat.com>
1342 * config/frv/frv-protos.h (frv_branch_cost_string, frv_branch_cost_int)
1343 (frv_cpu_string, frv_condexec_insns_str, frv_condexec_insns)
1344 (frv_condexec_temps_str, frv_condexec_temps, frv_sched_lookahead_str)
1345 (frv_sched_lookahead): Delete.
1346 * config/frv/frv.h (MASK_DEFAULT_ALLOC_CC): Move to frv.c.
1347 (target_flags, MASK_GPR_32, MASK_FPR_32, MASK_SOFT_FLOAT)
1348 (MASK_ALLOC_CC, MASK_DWORD, MASK_DOUBLE, MASK_MEDIA, MASK_MULADD)
1349 (MASK_LIBPIC, MASK_ACC_4, MASK_PACK, MASK_LONG_CALLS)
1350 (MASK_ALIGN_LABELS, MASK_LINKED_FP, MASK_BIG_TLS, MASK_DEBUG_ARG)
1351 (MASK_DEBUG_ADDR, MASK_DEBUG_STACK, MASK_DEBUG, MASK_DEBUG_LOC)
1352 (MASK_DEBUG_COND_EXEC, MASK_NO_COND_MOVE, MASK_NO_SCC)
1353 (MASK_NO_COND_EXEC, MASK_NO_VLIW_BRANCH, MASK_NO_MULTI_CE)
1354 (MASK_FDPIC, MASK_INLINE_PLT, MASK_GPREL_RO, MASK_DEFAULT)
1355 (TARGET_GPR_32, TARGET_FPR_32, TARGET_SOFT_FLOAT, TARGET_ALLOC_CC)
1356 (TARGET_DWORD, TARGET_DOUBLE, TARGET_MEDIA, TARGET_MULADD)
1357 (TARGET_LIBPIC, TARGET_ACC_4, TARGET_DEBUG_ARG, TARGET_DEBUG_ADDR)
1358 (TARGET_DEBUG_STACK, TARGET_DEBUG, TARGET_DEBUG_LOC)
1359 (TARGET_DEBUG_COND_EXEC, TARGET_NO_COND_MOVE, TARGET_NO_SCC)
1360 (TARGET_NO_COND_EXEC, TARGET_NO_VLIW_BRANCH, TARGET_NO_MULTI_CE)
1361 (TARGET_NO_NESTED_CE, TARGET_FDPIC, TARGET_INLINE_PLT, TARGET_BIG_TLS)
1362 (TARGET_GPREL_RO, TARGET_PACK, TARGET_LONG_CALLS, TARGET_ALIGN_LABELS)
1363 (TARGET_LINKED_FP, TARGET_GPR_64, TARGET_FPR_64, TARGET_HARD_FLOAT)
1364 (TARGET_FIXED_CC, TARGET_COND_MOVE, TARGET_SCC, TARGET_COND_EXEC)
1365 (TARGET_VLIW_BRANCH, TARGET_MULTI_CE, TARGET_NESTED_CE, TARGET_ACC_8)
1366 (TARGET_SWITCHES, TARGET_OPTIONS, DEFAULT_CONDEXEC_TEMPS)
1367 (DEFAULT_BRANCH_COST, DEFAULT_CONDEXEC_INSNS): Delete.
1368 * config/frv/frv.c (frv_branch_cost_string, frv_branch_cost_int)
1369 (frv_cpu_string, frv_condexec_insns_str, frv_condexec_insns)
1370 (frv_condexec_temps_str, frv_condexec_temps, frv_sched_lookahead_str)
1371 (frv_sched_lookahead): Delete.
1372 (MASK_DEFAULT_ALLOC_CC): Moved from frv.h.
1373 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
1374 (frv_handle_option): New function. Move -mcpu= handling from...
1375 (frv_override_options): ...here. Remove handling of other
1377 (frv_ifcvt_modify_tests): Check !TARGET_COND_EXEC instead of
1378 TARGET_NO_COND_EXEC and !TARGET_NESTED_CE to TARGET_NO_NESTED_CE.
1379 (frv_ifcvt_modify_multiple_tests): Likewise !TARGET_MULTI_CE
1380 and TARGET_NO_MULTI_CE.
1381 (frv_for_each_packet): Likewise TARGET_NO_VLIW_BRANCH and
1382 !TARGET_VLIW_BRANCH.
1383 * config/frv/frv.opt: New file.
1385 2005-03-22 Kazu Hirata <kazu@cs.umass.edu>
1387 * fold-const.c (fold_ternary): Take decomposed arguments of
1389 (fold): Update a call to fold_ternary.
1391 * fold-const.c (fold_build1, fold_build2, fold_build3): New.
1392 * tree.h: Add corresponding prototypes.
1394 2005-03-22 Jakub Jelinek <jakub@redhat.com>
1397 * cfglayout.c (reemit_insn_block_notes): Don't put block notes in
1398 between jump table and its label.
1399 * final.c (shorten_branches): Handle notes in between ADDR_VEC
1400 resp. ADDR_DIFF_VEC and the label preceeding it.
1401 (final_scan_insn): Likewise. Ensure ADDR_VEC resp. ADDR_DIFF_VEC
1402 is emitted in the right section.
1404 2005-03-22 Kazu Hirata <kazu@cs.umass.edu>
1406 * fold-const.c (fold_unary, fold_binary): Update comments
1409 2005-03-22 Hans-Peter Nilsson <hp@axis.com>
1411 PR rtl-optimization/20527
1412 * combine.c (can_combine_p) [AUTO_INC_DEC]: When INSN has an
1413 REG_INC note, test that the register also isn't mentioned in PRED
1416 2005-03-22 Ben Elliston <bje@au.ibm.com>
1418 * dwarf2out.c (dwarf_type_encoding_name): Remove unused prototype
1421 2005-03-21 Mike Stump <mrs@apple.com>
1423 * varasm.c (default_assemble_visibility): Remove extra ().
1425 2005-03-21 Roger Sayle <roger@eyesopen.com>
1428 * bb-reorder.c (duplicate_computed_gotos): Use can_duplicate_block_p
1429 to determine whether a block can be duplicated, rather than test
1430 whether the block contains noncopyable insns ourselves.
1432 2005-03-21 Kazu Hirata <kazu@cs.umass.edu>
1434 * config/i860/i860.h (PREDICATE_CODES): Remove nonexistent
1437 2005-03-21 Richard Sandiford <rsandifo@redhat.com>
1439 * config/ip2k/ip2k.h (target_flags, TARGET_SWITCHES): Delete.
1441 2005-03-21 Richard Sandiford <rsandifo@redhat.com>
1443 * config/fr30/fr30.h (TARGET_SMALL_MODEL_MASK, TARGET_SMALL_MODEL)
1444 (TARGET_DEFAULT, target_flags, TARGET_SWITCHES): Delete.
1445 * config/fr30/fr30.opt: New file.
1447 2005-03-18 Daniel Berlin <dberlin@dberlin.org>
1449 Fix PR tree-optimization/20542
1451 * tree-flow-inline.h (overlap_subvar): Move to here.
1452 * tree-ssa-operands.c: From here.
1453 * tree-flow.h (overlap_subvar): Declare.
1454 * tree-ssa-alias.c (add_pointed_to_var): Use overlap_subvar here.
1455 * tree-ssa-loop-im.c (is_call_clobbered_ref): Return proper answer
1456 for variables with subvars.
1458 2005-03-21 Mostafa Hagog <mustafa@il.ibm.com>
1461 * ddg.c (create_ddg_dependence): Ignore reg-anti dependency.
1462 * modulo-sched.c (const_iteration_count): Return on NULL
1464 (print_node_sched_params): Return on NULL dump_file.
1465 (generate_reg_moves): Handle reg-anti dependencies and disregard
1466 closing branch when generating register moves.
1467 (sms_schedule): Mark the SMSed block dirty.
1468 * passes.c (rest_of_handle_sms): Call update_life_info for all
1470 * testsuite/gcc.dg/20050321-1.c: New test.
1472 2005-03-21 Bob Wilson <bob.wilson@acm.org>
1474 * config/xtensa/lib1funcs.asm (__mulsi3): Use symbolic name for ACCLO.
1475 * config/xtensa/xtensa.md (movsi_internal, movhi_internal,
1476 movqi_internal): Likewise.
1478 2005-03-21 Bob Wilson <bob.wilson@acm.org>
1480 * config/xtensa/xtensa-protos.h: (xtensa_simm7, xtensa_uimm8,
1481 xtensa_uimm8x2, xtensa_uimm8x4, xtensa_ai4const, xtensa_lsi4x4,
1482 xtensa_b4const): Delete prototypes.
1483 (xtensa_simm8, xtensa_simm8x256, xtensa_simm12b, xtensa_b4constu,
1484 xtensa_mask_immediate, xtensa_mem_offset): Update prototypes.
1485 (xtensa_b4const_or_zero, xtensa_const_ok_for_letter_p,
1486 xtensa_extra_constraint): New prototypes.
1487 (add_operand, arith_operand, nonimmed_operand, mem_operand,
1488 mask_operand, extui_fldsz_operand, sext_operand, sext_fldsz_operand,
1489 lsbitnum_operand, branch_operand, ubranch_operand, call_insn_operand,
1490 move_operand, const_float_1_operand, fpmem_offset_operand,
1491 branch_operator, ubranch_operator, boolean_operator): Delete prototypes.
1492 * config/xtensa/xtensa.c (b4const_or_zero): Rename to ...
1493 (xtensa_b4const_or_zero): ...this. Change return type to bool and
1494 argument type to HOST_WIDE_INT.
1495 (xtensa_simm8, xtensa_simm8x256, xtensa_simm12b,
1496 xtensa_mask_immediate): Likewise.
1497 (xtensa_uimm8, xtensa_uimm8x2, xtensa_uimm8x4, xtensa_b4const):
1498 Likewise. Also make these functions static.
1499 (xtensa_simm7, xtensa_ai4const, xtensa_lsi4x4): Delete.
1500 (xtensa_const_ok_for_letter_p): New.
1501 (add_operand, arith_operand, nonimmed_operand, mem_operand,
1502 mask_operand, extui_fldsz_operand, sext_operand, sext_fldsz_operand,
1503 lsbitnum_operand, branch_operand, ubranch_operand, call_insn_operand,
1504 move_operand, const_float_1_operand, fpmem_offset_operand,
1505 branch_operator, ubranch_operator, boolean_operator): Move to
1507 (smalloffset_mem_p): Inline code from xtensa_lsi4x4.
1508 (xtensa_mem_offset): Change return type to bool.
1509 (xtensa_extra_constraint): New.
1510 (gen_int_relational): Update type of const_range_p function pointer.
1511 Use xtensa_b4const_or_zero.
1512 * config/xtensa/xtensa.h (CONST_OK_FOR_LETTER_P): Define to
1513 xtensa_const_ok_for_letter_p. Update comments.
1514 (EXTRA_CONSTRAINT): Define to xtensa_extra_constraint.
1515 (PREDICATE_CODES): Delete.
1516 * config/xtensa/xtensa.md: Include predicates.md.
1517 * config/xtensa/predicates.md: New file.
1519 2005-03-21 Kazu Hirata <kazu@cs.umass.edu>
1521 * config/v850/v850-protos.h: Remove the prototypes for
1522 reg_or_int9_operand, reg_or_const_operand,
1523 pattern_is_ok_for_prepare, pattern_is_ok_for_dispose,
1524 reg_or_0_operand, reg_or_int5_operand, call_address_operand,
1525 movsi_source_operand, power_of_two_operand,
1526 not_power_of_two_operand, special_symbolref_operand,
1527 pattern_is_ok_for_prologue, pattern_is_ok_for_epilogue, and
1528 register_is_ok_for_epilogue.
1529 * config/v850/v850.c (reg_or_0_operand, reg_or_int5_operand,
1530 reg_or_int9_operand, reg_or_const_operand,
1531 call_address_operand, special_symbolref_operand,
1532 movsi_source_operand, power_of_two_operand,
1533 not_power_of_two_operand, register_is_ok_for_epilogue,
1534 pattern_is_ok_for_epilogue, pattern_is_ok_for_prologue,
1535 pattern_is_ok_for_dispose, pattern_is_ok_for_prepare): Move to
1537 * config/v850/v850.h (PREDICATE_CODES): Remove.
1538 * config/v850/v850.md: Include predicates.md.
1539 * config/v850/predicates.md: New.
1541 2005-03-21 Zack Weinberg <zack@codesourcery.com>
1543 * Makefile.in (BASEVER, DEVPHASE, DATESTAMP)
1544 (BASEVER_c, DEVPHASE_c, DATESTAMP_c)
1545 (BASEVER_s, DEVPHASE_s, DATESTAMP_s, version): Set with :=.
1546 (itoolsdir, itoolsdatadir): Move definition above new first use.
1547 (install-itoolsdirs): New rule.
1548 (install-mkheaders): Depend on install-itoolsdirs, not
1549 install-include-dir.
1551 2005-03-21 Kazu Hirata <kazu@cs.umass.edu>
1553 * tree-into-ssa.c: Remove obsolete comments.
1555 2005-03-21 Richard Guenther <rguenth@gcc.gnu.org>
1557 * tree-ssa-loop.c (gate_tree_complete_unroll): Run complete
1558 unrolling if -fpeel-loops is specified, too.
1559 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely):
1560 Remove superfluous check for flag_unroll_loops.
1562 2005-03-21 Uros Bizjak <uros@kss-loka.si>
1564 * optabs.h (enum optab_index): Add new OTI_lrint and OTI_llrint.
1565 (lrint_optab, llrint_optab): Define corresponding macros.
1566 * optabs.c (init_optabs): Initialize lrint_optab and llrint_optab.
1567 * genopinit.c (optabs): Implement lrint_optab using lrintsi2
1568 pattern and llrint_optab using llrintdi2 patterns.
1569 * builtins.c (expand_builtin_mathfn): Handle BUILT_IN_LRINT{,F,L}
1570 using lrint_optab and BUILT_IN_LLRINT{,F,L} using llrint_optab.
1571 (expand_builtin): Expand BUILT_IN_LRINT{,F,L} and
1572 BUILT_IN_LLRINT{,F,L} using expand_builtin_mathfn if
1573 flag_unsafe_math_optimizations is set.
1575 2005-03-21 Paolo Bonzini <bonzini@gnu.org>
1577 * combine.c (combine_simplify_rtx, simplify_if_then_else,
1578 simplify_logical, if_then_else_cond, known_cond,
1579 simplify_comparison): Adjust calls to reverse_comparison.
1580 Don't use combine_reversed_comparison_code).
1581 (combine_reversed_comparison_code): Remove.
1582 (reversed_comparison): Using reversed_comparison_code, move it...
1583 * jump.c (reversed_comparison): ... here.
1584 * rtl.h (reversed_comparison): Add prototype.
1586 2005-03-21 Kazu Hirata <kazu@cs.umass.edu>
1588 * builtins.c (fold_builtin): Take decomposed arguments of
1590 * fold-const.c (fold_ternary): Update a call to fold_builtin.
1591 * gimplify.c (gimplify_call_expr): Likewise.
1592 * tree-ssa-ccp.c (ccp_fold, ccp_fold_builtin): Likewise.
1593 * tree.h: Update the prototype of fold_builtin.
1595 2005-03-21 Paolo Bonzini <bonzini@gnu.org>
1597 * rtl.h (struct rtx_hooks): Add gen_lowpart_no_emit.
1598 * rtlhooks.c (gen_lowpart_no_emit_general): New.
1599 * rtlhooks-def.h (gen_lowpart_no_emit_general): Declare.
1600 (RTL_HOOKS_GEN_LOWPART_NO_EMIT): New.
1601 * simplify-rtx.c (simplify_binary_operation_1): Use it.
1603 2005-03-21 Kazu Hirata <kazu@cs.umass.edu>
1605 * builtins.c (fold_builtin_1): Take decomposed arguments of
1607 (fold_builtin): Update a call to fold_builtin_1.
1609 2005-03-21 Nathan Sidwell <nathan@codesourcery.com>
1612 * gcov.c (output_lines): Only output function block summary when
1613 outputting branch information.
1614 * doc/gcov.texi: Document format of preamble and additional block
1617 2005-03-21 Richard Sandiford <rsandifo@redhat.com>
1619 * libgcc2.h (LIBGCC2_HAS_SF_MODE): New macro.
1620 (LIBGCC2_HAS_DF_MODE, LIBGCC2_HAS_TF_MODE, LIBGCC2_HAS_XF_MODE): Make
1621 the defaults false if BITS_PER_UNIT != 8.
1622 (SFtype, SCtype, __fixsfdi, __floatdisf, __fixunssfSI, __fixunssfDI)
1623 (__powisf2, __divsc3, __mulsc3): Guard with LIBGCC2_HAS_SF_MODE rather
1624 than BITS_PER_UNIT != 8.
1625 (L_fixdfdi, L_fixsfdi, L_fixtfdi, L_fixunsdfdi, L_fixunsdfsi)
1626 (L_fixunssfdi, L_fixunssfsi, L_fixunstfdi, L_fixunsxfdi, L_fixunsxfsi)
1627 (L_fixxfdi, L_floatdidf, L_floatdisf, L_floatditf, L_floatdixf): Remove
1629 * libgcc2.c (__fixunssfDI, __fixsfdi, __floatdisf, __fixunssfSI)
1630 (__powisf2, __divsc3, __mulsc3): Guard with LIBGCC2_HAS_SF_MODE.
1632 2005-03-20 Roger Sayle <roger@eyesopen.com>
1635 * fold-const.c (fold_binary): Fix type mismatch between
1636 TRUTH_{AND,OR,XOR}_EXPR nodes an their operands' types.
1637 (fold_binary) <TRUTH_XOR_EXPR>: Avoid calling invert_truthvalue
1638 for non-truth-valued expressions.
1640 * c-common.c (c_common_truthvalue_conversion): Handle ERROR_MARK
1641 and FUNCTION_DECL in the main switch.
1642 <TRUTH_ANDIF_EXPR, TRUTH_ORIF_EXPR, TRUTH_AND_EXPR, TRUTH_OR_EXPR,
1643 TRUTH_XOR_EXPR>: When changing the result type of these tree nodes,
1644 we also need to convert their operands to match.
1645 <TRUTH_NOT_EXPR>: Likewise.
1647 2005-03-21 Joseph S. Myers <joseph@codesourcery.com>
1649 * c-common.c (lvalue_or_else): Replace by lvalue_error; only give
1650 diagnostic without checking whether an lvalue.
1651 * c-common.h (lvalue_p): Remove.
1652 (enum lvalue_use): Update comment.
1653 (lvalue_or_else): Replace by lvalue_error.
1654 * c-typeck.c (lvalue_p): Make static.
1655 (lvalue_or_else): New. Call lvalue_error.
1657 2005-03-21 Alan Modra <amodra@bigpond.net.au>
1659 * config/rs6000/rs6000.c (rs6000_parm_start): New function.
1660 (function_arg_advance): Use rs6000_parm_start.
1661 (function_arg, rs6000_arg_partial_bytes): Likewise.
1663 2005-03-20 Joseph S. Myers <joseph@codesourcery.com>
1665 * c-common.c (check_case_value): Adjust comment about stripping
1667 (handle_vector_size_attribute): Don't strip NON_LVALUE_EXPR.
1668 * c-typeck.c (default_conversion, convert_arguments,
1669 build_modify_expr, convert_for_assignment, store_init_value,
1670 digest_init): Use STRIP_TYPE_NOPS instead of stripping nops
1671 manually. Remove inaccurate comments.
1673 2005-03-20 Roger Sayle <roger@eyesopen.com>
1674 Joseph S. Myers <joseph@codesourcery.com>
1676 * varasm.c (do_assemble_alias): Restore comment describing function.
1677 Annotate the target parameter as potentially unused.
1679 2005-03-20 Marek Michalkiewicz <marekm@amelek.gda.pl>
1682 * config/avr/avr.c (avr_output_function_prologue): Do not use
1683 current_function_name() in a label, use a local label instead.
1685 2005-03-20 David Edelsohn <edelsohn@gnu.org>
1687 * config/rs6000/rs6000.c (rs6000_generate_compare): Test
1688 flag_finite_math_only, not flag_unsafe_math_optimizations.
1690 2005-03-20 Kazu Hirata <kazu@cs.umass.edu>
1692 * builtins.c (fold_builtin_1): Update a call to
1693 targetm.fold_builtin.
1694 * hooks.c (hook_tree_tree_bool_null): Rename to
1695 hook_tree_tree_tree_bool_null. Take one more argument of type
1697 * hooks.h: Update the prototype of hook_tree_tree_bool_null.
1698 * target-def.h (TARGET_FOLD_BUILTIN): Define it as
1699 hook_tree_tree_tree_bool_null.
1700 * target.h (gcc_target): Update the prototype of fold_builtin.
1701 * config/alpha/alpha.c (alpha_fold_builtin): Take decomposed
1702 arguments of CALL_EXPR.
1703 * doc/tm.texi (TARGET_FOLD_BUILTIN): Update. Mention the
1706 2005-03-20 Jan Hubicka <jh@suse.cz>
1708 * cgraph.h (cgraph_node): Add prev_clone pointer.
1709 * cgraph.c (cgraph_remove_node): Remove from doubly linked chain.
1710 (cgraph_clone_node): Produce doubly linked chain.
1712 2005-03-20 Joseph S. Myers <joseph@codesourcery.com>
1714 * c-common.c (handle_aligned_attribute, check_function_sentinel,
1715 get_nonnull_operand, handle_sentinel_attribute,
1716 check_function_arguments_recurse): Do not strip NOPS from
1718 * c-decl.c (check_bitfield_type_and_width, build_enumerator):
1720 * c-format.c (get_constant): Likewise.
1721 * c-parser.c (c_parser_postfix_expression): Likewise.
1722 * c-typeck.c (set_init_index): Likewise.
1723 (convert_arguments): Don't check for NOP_EXPR containing integer
1726 2005-03-20 Kazu Hirata <kazu@cs.umass.edu>
1728 * builtins.c (fold_fixed_mathfn, fold_builtin_trunc,
1729 fold_builtin_floor, fold_builtin_ceil, fold_builtin_lround):
1730 Take decomposed arguments of CALL_EXPR.
1731 (fold_builtin_1): Update calls to the functions mentioned
1734 2005-03-20 Joseph S. Myers <joseph@codesourcery.com>
1736 * c-decl.c (check_bitfield_type_and_width): Require bit-field
1737 width to have integer type.
1738 (build_enumerator): Require enumerator value to have integer type.
1740 2005-03-19 Joseph S. Myers <joseph@codesourcery.com>
1742 * doc/extend.texi (__builtin_inf): Move statement about INFINITY
1745 2005-03-19 Joseph S. Myers <joseph@codesourcery.com>
1747 * c.opt (ansi, std=iso9899:1990, std=iso9899:1999,
1748 std=iso9899:199x): Correct descriptions.
1750 2005-03-19 Joseph S. Myers <joseph@codesourcery.com>
1752 * config.gcc: Consistently use solaris2.1[0-9]* instead of
1755 2005-03-19 Kazu Hirata <kazu@cs.umass.edu>
1757 * builtins.c (fold_builtin_memcpy): Take decomposed arguments
1759 (expand_builtin_memcpy, fold_builtin_1): Update calls to
1760 fold_builtin_memcpy.
1762 * builtins.c (fold_trunc_transparent_mathfn): Take decomposed
1763 arguments of CALL_EXPR.
1764 (fold_builtin_trunc, fold_builtin_floor, fold_builtin_ceil,
1765 fold_builtin_found, fold_builtin_1): Update calls to
1766 fold_trunc_transparent_mathfn.
1768 2005-03-19 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1771 * fold-const.c (fold_widened_comparison): Don't optimize casts of
1772 function pointers on targets that require function pointer
1774 (fold_sign_changed_comparison): Likewise.
1776 2005-03-19 Bernd Schmidt <bernd.schmidt@analog.com>
1778 * combine.c (try_combine): When changing the mode of a hard reg, make
1779 sure that doing so is valid.
1781 2005-03-19 Richard Sandiford <rsandifo@redhat.com>
1783 * config/avr/avr.c (avr_init_stack, avr_mcu_name): Make static.
1784 (TARGET_HANDLE_OPTION): Override default.
1785 (avr_handle_option): New function.
1786 * config/avr/avr.h (MASK_ALL_DEBUG, MASK_ORDER_1, MASK_INSN_SIZE_DUMP)
1787 (MASK_ORDER_2, MASK_NO_TABLEJUMP, MASK_INT8, MASK_NO_INTERRUPTS)
1788 (MASK_CALL_PROLOGUES, MASK_TINY_STACK, MASK_SHORT_CALLS)
1789 (TARGET_ORDER_1, TARGET_ORDER_2, TARGET_INT8, TARGET_NO_INTERRUPTS)
1790 (TARGET_INSN_SIZE_DUMP, TARGET_CALL_PROLOGUES, TARGET_TINY_STACK)
1791 (TARGET_NO_TABLEJUMP, TARGET_SHORT_CALLS, TARGET_ALL_DEBUG)
1792 (TARGET_SWITCHES, avr_init_stack, avr_mcu_name)
1793 (TARGET_OPTIONS): Delete.
1794 * config/avr/avr.opt: New file.
1796 2005-03-18 2005-03-18 Kazu Hirata <kazu@cs.umass.edu>
1798 * config/m32r/m32r-protos.h: Remove the prototypes for
1799 call_address_operand, symbolic_operand, seth_add3_operand,
1800 cmp_int16_operand, uint16_operand, reg_or_int16_operand,
1801 reg_or_uint16_operand, reg_or_cmp_int16_operand,
1802 two_insn_const_operand, move_src_operand,
1803 move_double_src_operand, move_dest_operand,
1804 eqne_comparison_operator, signed_comparison_operator,
1805 large_insn_p, conditional_move_operand, carry_compare_operand,
1806 m32r_block_immediate_operand, extend_operand,
1807 reg_or_eq_int16_operand, int8_operand, and
1808 reg_or_zero_operand.
1809 * config/m32r/m32r.c (call_address_operand, symbolic_operand,
1810 seth_add3_operand, int8_operand, cmp_int16_operand,
1811 uint16_operand, reg_or_int16_operand, reg_or_uint16_operand,
1812 reg_or_eq_int16_operand, reg_or_cmp_int16_operand,
1813 reg_or_zero_operand, two_insn_const_operand, move_src_operand,
1814 move_double_src_operand, move_dest_operand,
1815 eqne_comparison_operator, signed_comparison_operator,
1816 extend_operand, small_insn_p, large_insn_p,
1817 conditional_move_operand, carry_compare_operand,
1818 m32r_block_immediate_operand): Move to predicates.md.
1819 (MAX_MOVE_BYTES): Move to m32r.h.
1820 * config/m32r/m32r.h (PREDICATE_CODES): Remove.
1821 * config/m32r/m32r.md: Include predicates.md.
1822 * config/m32r/predicates.md: New.
1824 2005-03-18 James E Wilson <wilson@specifixinc.com>
1827 * dwarf2out.c (declare_in_namespace): Ignore decls with an abstract
1830 2005-03-18 Kazu Hirata <kazu@cs.umass.edu>
1832 * config/mn10300/mn10300-protos.h: Remove the prototypes for
1833 call_address_operand, const_8bit_operand.
1834 * config/mn10300/mn10300.c (call_address_operand,
1835 const_8bit_operand, const_1f_operand): Move to predicates.md.
1836 * config/mn10300/mn10300.h (PREDICATE_CODES): Remove.
1837 * config/mn10300/mn10300.md: Include predicates.md.
1838 * config/mn10300/predicates.md: New.
1840 2005-03-18 Joseph S. Myers <joseph@codesourcery.com>
1842 * c-common.c, c-decl.c, c-format.c, c-typeck.c: Use %D for
1843 declarations in diagnostics and %E for identifiers, not %s.
1845 2005-03-18 Jan Hubicka <jh@suse.cz>
1846 Dale Johannesen <dalej@apple.com>
1848 * basic-block.h (scale_bbs_frequencies_int,
1849 scale_bbs_frequencies_gcov_type): Declare.
1850 * cfg.c (RDIV): New macro.
1851 (update_bb_frequency_for_threading): Fix.
1852 * basic-block.h (scale_bbs_frequencies_int,
1853 scale_bbs_frequencies_gcov_type): New.
1854 * cfgloopmanip.c (scale_bbs_frequencies): Kill.
1855 (scale_loop_frequencies, duplicate_loop_to_header_edge): Use
1856 scale_bbs_frequencies_int.
1857 * tree-ssa-loop-ch.c (copy_loop_headers): Fix profiling info.
1859 2005-03-18 Kazu Hirata <kazu@cs.umass.edu>
1861 * config/m32r/m32r-protos.h: Remove the prototypes for
1862 call_address_operand, symbolic_operand, seth_add3_operand,
1863 cmp_int16_operand, uint16_operand, reg_or_int16_operand,
1864 reg_or_uint16_operand, reg_or_cmp_int16_operand,
1865 two_insn_const_operand, move_src_operand,
1866 move_double_src_operand, move_dest_operand,
1867 eqne_comparison_operator, signed_comparison_operator,
1868 large_insn_p, conditional_move_operand, carry_compare_operand,
1869 m32r_block_immediate_operand, extend_operand,
1870 reg_or_eq_int16_operand, int8_operand, and
1871 reg_or_zero_operand.
1872 * config/m32r/m32r.c (call_address_operand, symbolic_operand,
1873 seth_add3_operand, int8_operand, cmp_int16_operand,
1874 uint16_operand, reg_or_int16_operand, reg_or_uint16_operand,
1875 reg_or_eq_int16_operand, reg_or_cmp_int16_operand,
1876 reg_or_zero_operand, two_insn_const_operand, move_src_operand,
1877 move_double_src_operand, move_dest_operand,
1878 eqne_comparison_operator, signed_comparison_operator,
1879 extend_operand, small_insn_p, large_insn_p,
1880 conditional_move_operand, carry_compare_operand,
1881 m32r_block_immediate_operand): Move to predicates.md.
1882 (MAX_MOVE_BYTES): Move to m32r.h.
1883 * config/m32r/m32r.h (PREDICATE_CODES): Remove.
1884 * config/m32r/m32r.md: Include predicates.md.
1885 * config/m32r/predicates.md: New.
1887 * config/pa/pa-protos.h: Add prototypes for magic_milli and
1889 * config/pa/pa.c (reg_or_0_operand, call_operand_address,
1890 symbolic_operand, symbolic_memory_operand,
1891 reg_or_0_or_nonsymb_mem_operand, reg_before_reload_operand,
1892 indexed_memory_operand, move_dest_operand, move_src_operand,
1893 prefetch_cc_operand, prefetch_nocc_operand,
1894 reg_or_cint_move_operand, pic_label_operand, fp_reg_operand,
1895 arith_operand, arith11_operand, pre_cint_operand,
1896 post_cint_operan, arith_double_operand, ireg_or_int5_operand,
1897 ireg_operand, int5_operand, uint5_operand, int11_operand,
1898 uint32_operand, arith5_operand, and_operand, ior_operand,
1899 lhs_lshift_operand, lhs_lshift_cint_operand, arith32_operand,
1900 pc_or_label_operand, div_operand, plus_xor_ior_operator,
1901 shadd_operand, movb_comparison_operator,
1902 cmpib_comparison_operator): Move to predicates.md.
1903 (magic_milli, shadd_constant_p): Make it extern.
1904 * config/pa/pa.h (PREDICATE_CODES): Remove.
1905 * config/pa/pa.md: Include predicates.md.
1906 * config/pa/predicates.md: New.
1908 * config/v850/v850.h (PREDICATE_CODES): Remove a nonexistent
1911 2005-03-18 Kazu Hirata <kazu@cs.umass.edu>
1913 * hooks.c, hooks.h, intl.c, opts.h, prefix.c, tree-gimple.c,
1914 config/alpha/ev4.md, config/alpha/ev5.md, config/alpha/ev6.md,
1915 config/alpha/freebsd.h, config/alpha/linux.h,
1916 config/alpha/netbsd.h, config/alpha/osf5.h,
1917 config/alpha/vms.h, config/arc/arc.c, config/arc/arc.h,
1918 config/h8300/h8300-protos.h, config/h8300/h8300.c,
1919 config/h8300/h8300.h, config/ia64/unwind-ia64.c,
1920 doc/cppopts.texi: Update copyright.
1922 2005-03-18 Jan Hubicka <jh@suse.cz>
1925 * cgraph.c (cgraph_mark_reachable_node): Assert that it is not called
1927 * varasm.c (find_decl_and_mark_needed): Mark needed only when not
1930 2005-03-18 Kazu Hirata <kazu@cs.umass.edu>
1932 * tree-into-ssa.c (find_idf): Use VEC_quick_push instead of
1935 2005-03-18 Paolo Bonzini <bonzini@gnu.org>
1937 * combine.c (gen_binary): Remove.
1938 (known_cond, simplify_shift_const, find_split_point,
1939 combine_simplify_rtx, simplify_if_then_else, simplify_set,
1940 simplify_logical, expand_field_assignment, extract_left_shift,
1941 force_to_mode, if_then_else_cond, apply_distributive_law,
1942 simplify_and_const_int, simplify_shift_const, gen_lowpart_for_combine,
1943 simplify_comparison, reversed_comparison): Replace with
1944 simplify_gen_binary, simplify_gen_relational or
1945 distribute_and_simplify_rtx.
1946 (distribute_and_simplify_rtx): New function.
1948 2005-03-18 Alexey Neyman <alex.neyman@auriga.ru>
1949 Paolo Bonzini <gcc.gnu.org>
1951 * calls.c (setjmp_call_p, special_function_p): Update comments
1952 at the head of the functions.
1954 2005-03-18 Jan Hubicka <jh@suse.cz>
1956 * tree-cfg.c (fold_cond_expr_cond): Use boolean types for condition.
1958 * cgraph.c (cgraph_remove_node): Avoid loop in code deciding whether
1959 function body should be released; do not proactively release function
1960 bodies in non-unit-at-a-time mode.
1962 2005-03-18 Ralf Corsepius <ralf.corsepius@rtems.org>
1964 * config/i386/t-rtems-i386 (MULTILIBS): Remove k6, athlon,
1965 mno-fp-ret-in-387 multilib variants.
1967 2005-03-18 Richard Sandiford <rsandifo@redhat.com>
1969 * common.opt (m): Remove.
1970 * opts.c (handle_option): Pass 'm' options to set_target_switch if
1972 (common_handle_option): Remove OPT_m case.
1974 2005-03-18 Kazu Hirata <kazu@cs.umass.edu>
1976 * builtins.c (fold_builtin_bitop): Take decomposed arguments
1978 (fold_builtin_1): Update a call to fold_builtin_bitop.
1980 * builtins.c (fold_builtin_signbit): Take decomposed arguments
1982 (fold_builtin_1): Update a call to fold_builtin_signbit.
1984 2005-03-17 Dorit Naishlos <dorit@il.ibm.com>
1986 PR tree-optimization/20474
1987 * tree-vect-analyze.c (vect_analyze_pointer_ref_access): Check the
1988 size_type of the relevant pointer. Check for COMPLETE_TYPE_P.
1990 2005-03-17 Kazu Hirata <kazu@cs.umass.edu>
1992 * config/h8300/h8300-protos.h: Remove prototypes for
1993 general_operand_src, general_operand_dst, single_one_operand,
1994 single_zero_operand, call_insn_operand,
1995 two_insn_adds_subs_operand, small_call_insn_operand,
1996 jump_address_operand, bit_operand, bit_memory_operand,
1997 stack_pointer_operand, const_int_gt_2_operand,
1998 const_int_ge_8_operand, const_int_qi_operand,
1999 const_int_hi_operand, incdec_operand, bit_operator,
2000 nshift_operator, eqne_operator, gtle_operator,
2001 gtuleu_operator, iorxor_operator.
2002 Add prototypes for h8sx_shift_type h8sx_classify_shift and
2003 h8300_ldm_stm_parallel.
2004 * config/h8300/h8300.c (h8sx_shift_type,): Move to
2006 (SYMBOL_FLAG_FUNCVEC_FUNCTION, SYMBOL_FLAG_EIGHTBIT_DATA,
2007 SYMBOL_FLAG_TINY_DATA): Move to h8300.h.
2008 (h8300_ldm_stm_parallel): Make it extern.
2009 (h8300_ldm_parallel, h8300_stm_parallel,
2010 h8300_return_parallel, general_operand_src,
2011 general_operand_dst, h8300_dst_operand, h8300_src_operand,
2012 nibble_operand, reg_or_nibble_operand, single_one_operand,
2013 single_zero_operand, call_insn_operand,
2014 two_insn_adds_subs_operand, small_call_insn_operand,
2015 jump_address_operand, bit_operand, bit_memory_operand,
2016 stack_pointer_operand, const_int_gt_2_operand,
2017 const_int_ge_8_operand, const_int_qi_operand,
2018 const_int_hi_operand, incdec_operand, eqne_operator,
2019 gtle_operator, gtuleu_operator, iorxor_operator, bit_operator,
2020 h8sx_binary_memory_operator, h8sx_unary_memory_operator,
2021 h8sx_unary_shift_operator, h8sx_binary_shift_operator,
2022 nshift_operator): Move to predicates.md.
2023 * config/h8300/h8300.h (PREDICATE_CODES): Remove.
2024 * config/h8300/h8300.md: Include predicates.md.
2025 * config/h8300/predicates.md: New.
2027 2005-03-17 Richard Henderson <rth@redhat.com>
2029 * config.gcc (ia64*-*-hpux*): Add extra_options.
2030 * config/ia64/hpux.h (SUBTARGET_SWITCHES): Remove.
2031 (TARGET_DEFAULT): Remove MASK_INLINE_FLOAT_DIV_THR.
2032 * config/ia64/ia64.c (ia64_fixed_range_string): Remove.
2033 (ia64_tls_size_string, ia64_tune_string): Remove.
2034 (ia64_tune): Init to PROCESSOR_ITANIUM2.
2035 (TARGET_DEFAULT_TARGET_FLAGS): New.
2036 (TARGET_HANDLE_OPTION): New.
2037 (ia64_override_options): Move options parsing ...
2038 (ia64_handle_option): ... here. New.
2039 * config/ia64/ia64.h (target_flags, MASK_BIG_ENDIAN, MASK_GNU_AS,
2040 MASK_GNU_LD, MASK_NO_PIC, MASK_VOL_ASM_STOP, MASK_ILP32,
2041 MASK_REG_NAMES, MASK_NO_SDATA, MASK_CONST_GP, MASK_AUTO_PIC,
2042 MASK_INLINE_FLOAT_DIV_LAT, MASK_INLINE_FLOAT_DIV_THR,
2043 MASK_INLINE_INT_DIV_LAT, MASK_INLINE_INT_DIV_THR,
2044 MASK_INLINE_SQRT_LAT, MASK_INLINE_SQRT_THR, MASK_DWARF2_ASM,
2045 MASK_EARLY_STOP_BITS, TARGET_BIG_ENDIAN, TARGET_GNU_AS, TARGET_GNU_LD,
2046 TARGET_NO_PIC, TARGET_VOL_ASM_STOP, TARGET_ILP32, TARGET_REG_NAMES,
2047 TARGET_NO_SDATA, TARGET_CONST_GP, TARGET_AUTO_PIC,
2048 TARGET_INLINE_FLOAT_DIV_LAT, TARGET_INLINE_FLOAT_DIV_THR,
2049 TARGET_INLINE_INT_DIV_LAT, TARGET_INLINE_INT_DIV_THR,
2050 TARGET_INLINE_FLOAT_DIV, TARGET_INLINE_INT_DIV, TARGET_INLINE_SQRT_LAT,
2051 TARGET_INLINE_SQRT_THR, TARGET_INLINE_SQRT, TARGET_DWARF2_ASM,
2052 TARGET_EARLY_STOP_BITS): Remove.
2053 (TARGET_ILP32): Default false.
2054 (TARGET_SWITCHES, SUBTARGET_SWITCHES, TARGET_OPTIONS): Remove.
2055 (enum ia64_inline_type): New.
2056 (TARGET_DEFAULT): Remove MASK_INLINE_FLOAT_DIV_THR.
2057 * config/ia64/ia64.md: Update for new definitions of
2058 TARGET_INLINE_INT_DIV, TARGET_INLINE_FLOAT_DIV, TARGET_INLINE_SQRT.
2059 * config/ia64/ia64.opt: New file.
2060 * config/ia64/ilp32.opt: New file.
2062 2005-03-17 H.J. Lu <hongjiu.lu@intel.com>
2065 * config/ia64/unwind-ia64.c (_Unwind_FindTableEntry): Removed.
2067 2005-03-17 Kazu Hirata <kazu@cs.umass.edu>
2069 * config/h8300/h8300.c (h8300_init_once): Use MASK_H8300S_1
2070 instead of MASK_H8300S.
2071 * config/h8300/h8300.h (target_flags, MASK_H8300S, MASK_MAC,
2072 MASK_INT32, MASK_ADDRESSES, MASK_QUICKCALL, MASK_SLOWBYTE,
2073 MASK_NORMAL_MODE, MASK_RELAX, MASK_H8300H, MASK_ALIGN_300,
2074 MASK_H8300SX, TARGET_INT32, TARGET_ADDRESSES,
2075 TARGET_QUICKCALL, TARGET_SLOWBYTE, TARGET_H8300H,
2076 TARGET_H8300XS, TARGET_NORMAL_MODE, TARGET_ALIGN_300,
2077 TARGET_SWITCHES): Remove.
2078 (TARGET_H8300S): Redefine interms of TARGET_H8300S_1 and
2080 * config/h8300/h8300.opt: New.
2082 * config/alpha/alpha.opt, config/arc/arc.opt,
2083 config/h8300/h8300.opt, config/mips/mips.opt: Add copyright
2086 2005-03-17 Ian Lance Taylor <ian@airs.com>
2090 2005-03-17 Richard Sandiford <rsandifo@redhat.com>
2092 * config/arc/arc.c (arc_cpu_string): Make static. Default to "base"
2093 (arc_text_string, arc_data_string, arc_rodata_string): Make static.
2094 (TARGET_HANDLE_OPTION): Override default.
2095 (arc_handle_option): New function.
2096 (arc_init): Remove code to set arch_cpu_string.
2097 * config/arc/arc.h (target_flags, TARGET_MASK_MANGLE_CPU)
2098 (TARGET_MANGLE_CPU, TARGET_MASK_MANGLE_CPU_LIBGCC)
2099 (TARGET_MANGLE_CPU_LIBGCC, TARGET_MASK_ALIGN_LOOPS, TARGET_ALIGN_LOOPS)
2100 (TARGET_MASK_BIG_ENDIAN, TARGET_BIG_ENDIAN, TARGET_MASK_NO_COND_EXEC)
2101 (TARGET_NO_COND_EXEC, TARGET_SWITCHES, TARGET_DEFAULT)
2102 (SUBTARGET_SWITCHES, arc_cpu_string, arc_text_string, arc_data_string)
2103 (arc_rodata_string, TARGET_OPTIONS): Delete.
2104 * config/arc/arc.opt: New file.
2106 2005-03-17 Richard Henderson <rth@redhat.com>
2108 * doc/extend.texi (Weak Pragmas): New section.
2109 (attribute alias): Clarify that target must be in the same
2112 2005-03-17 Richard Henderson <rth@redhat.com>
2114 * config/alpha/alpha.opt: New file.
2115 * config/alpha/alpha.c (alpha_tune): New. Rename all existing uses
2117 (alpha_cpu_string, alpha_tune_string, alpha_tp_string,
2118 alpha_fprm_string, alpha_fptm_string): Make static.
2119 (alpha_tls_size_string): Remove.
2120 (alpha_handle_option): New.
2121 (override_options): Update for alpha_cpu/alpha_tune split.
2122 (alpha_file_start): Likewise.
2123 (TARGET_DEFAULT_TARGET_FLAGS): New.
2124 (TARGET_HANDLE_OPTION): New.
2125 * config/alpha/alpha.h (alpha_tune): Declare.
2126 (MASK_FP, MASK_FPREGS, TARGET_FPREGS, MASK_GAS, TARGET_GAS,
2127 MASK_IEEE_CONFORMANT, TARGET_IEEE_CONFORMANT, MASK_IEEE, TARGET_IEEE,
2128 MASK_IEEE_WITH_INEXACT, TARGET_IEEE_WITH_INEXACT, MASK_BUILD_CONSTANTS,
2129 TARGET_BUILD_CONSTANTS, MASK_FLOAT_VAX, TARGET_FLOAT_VAX, MASK_BWX,
2130 TARGET_BWX, MASK_MAX, TARGET_MAX, MASK_FIX, TARGET_FIX, MASK_CIX,
2131 TARGET_CIX, MASK_EXPLICIT_RELOCS, TARGET_EXPLICIT_RELOCS,
2132 MASK_SMALL_DATA, TARGET_SMALL_DATA, MASK_TLS_KERNEL, TARGET_TLS_KERNEL,
2133 MASK_SMALL_TEXT, TARGET_SMALL_TEXT, MASK_LONG_DOUBLE_128,
2134 TARGET_LONG_DOUBLE_128, MASK_CPU_EV5, TARGET_CPU_EV5, MASK_CPU_EV6,
2135 TARGET_CPU_EV6, MASK_SUPPORT_ARCH): Remove.
2136 (TARGET_SWITCHES, TARGET_OPTIONS): Remove.
2137 (TARGET_DEFAULT): Remove MASK_FP.
2138 (TARGET_FP): Redefined based on TARGET_SOFT_FP.
2139 (TARGET_SUPPORT_ARCH): Default on if HAVE_AS_EXPLICIT_RELOCS.
2140 (alpha_cpu_string, alpha_tune_string, alpha_fprm_string,
2141 alpha_fptm_string, alpha_tp_string, alpha_mlat_string,
2142 alpha_tls_size_string): Remove.
2143 * config/alpha/alpha.md (prefetch): Use alpha_cpu.
2144 (attribute tune): Rename from attribute cpu.
2145 * config/alpha/ev4.md: Update to match.
2146 * config/alpha/ev5.md, config/alpha/ev6.md: Likewise.
2147 * config/alpha/freebsd.h (TARGET_DEFAULT): Remove MASK_FP.
2148 * config/alpha/linux.h (TARGET_DEFAULT): Likewise.
2149 * config/alpha/netbsd.h (TARGET_DEFAULT): Likewise.
2150 * config/alpha/osf5.h (TARGET_DEFAULT): Likewise.
2151 * config/alpha/vms.h (TARGET_DEFAULT): Likewise.
2153 2005-03-16 James E. Wilson <wilson@specifixinc.com>
2155 * config/ia64/ia64.c (issue_nops_and_insn): Check first_insn attribute,
2156 and return without creating new state if before_nops_num is nonzero.
2157 * config/ia64/ia64.md (first_insn): New attribute.
2158 (alloc): Set it to yes.
2160 2005-03-16 Daniel Berlin <dberlin@dberlin.org>
2162 * tree-vectorizer.c (new_vec_stmt_info): Initialize
2163 STMT_VINFO_SUBVARS to NULL.
2164 * tree-vect-analyze.c (vect_analyze_data_refs): Ditto.
2166 2005-03-16 Dale Johannesen <dalej@apple.com>
2168 * rtlanal.c (find_first_parameter_load): Rewrite to
2169 return actual first param load or the call if none,
2170 instead of first in block, when not all loads exist.
2172 2005-03-16 Roger Sayle <roger@eyesopen.com>
2174 * optabs.c (expand_copysign_absneg): Make static.
2175 * optabs.h (expand_copysign_absneg): Delete prototype.
2176 * config/rs6000/rs6000.md (copysigntf3): Delete pattern.
2178 2005-03-16 Richard Henderson <rth@redhat.com>
2181 * varasm.c (struct alias_pair): Rename from struct output_def_pair.
2182 (alias_pairs): Rename from output_defs.
2183 (find_decl_and_mark_needed): Split out from assemble_alias.
2184 (do_assemble_alias): New.
2185 (assemble_output_def): Remove.
2186 (finish_aliases_1, finish_aliases_2): New.
2187 (process_pending_assemble_output_defs): Remove.
2188 (assemble_alias): Defer aliases for which we don't yet have a
2189 non-external decl for the target symbol.
2190 * passes.c (rest_of_decl_compilation): Register variables with cgraph.
2191 * cgraphunit.c (cgraph_finalize_compilation_unit): Use finish_aliases_1.
2192 * toplev.c (compile_file): Use finish_aliases_2 instead of
2193 process_pending_assemble_output_defs.
2194 * tree.h (finish_aliases_1, finish_aliases_2): Declare.
2195 (process_pending_assemble_output_defs): Remove.
2197 2005-03-16 Daniel Berlin <dberlin@dberlin.org>
2199 Fix PR tree-optimization/20489
2201 * tree-ssa-alias.c (push_fields_onto_fieldstack): DTRT
2202 for empty structures.
2204 2005-03-16 Daniel Berlin <dberlin@dberlin.org>
2206 Fix PR tree-optimization/20490
2208 * tree-ssa-pre.c (create_expression_by_pieces): Use
2209 force_gimple_operand on result of fold.
2211 2005-03-16 Andrew Pinski <pinskia@physics.uc.edu>
2213 * config/i386/emmintrin.h (_mm_extract_epi16): Correct the number
2214 of closing parenthesis.
2216 2005-03-16 Kazu Hirata <kazu@cs.umass.edu>
2218 * builtins.c (expand_movstr): Update a call to
2219 fold_builtin_strcpy.
2220 (expand_builtin_strncpy): Update a call to
2221 fold_builtin_strncpy.
2222 (fold_builtin_strcpy, fold_builtin_strncpy): Take decomosed
2223 arguments of CALL_EXPR.
2224 (fold_builtin_1): Update calls to fold_builtin_strcpy and
2225 fold_builtin_strncpy.
2226 * tree-ssa-ccp.c (ccp_fold_builtin): Likewise.
2227 * tree.h: Update the prototypes of fold_builtin_strcpy and
2228 fold_builtin_strncpy.
2230 2005-03-16 Steven Bosscher <stevenb@suse.de>
2231 Dorit Naishlos <dorit@il.ibm.com>
2233 * tree-vect-analyze.c (vect_enhance_data_refs_alignment): Copy
2234 UNITS_PER_SIMD_WORD to a local variable to avoid a "division by zero"
2237 2005-03-16 Steven Bosscher <stevenb@suse.de>
2239 * tree-inline.c (walk_type_fields, walk_tree,
2240 walk_tree_without_duplicates): Move from here...
2241 * tree.c: ...to here.
2243 2005-03-15 Zack Weinberg <zack@codesourcery.com>
2245 * BASE-VER, DATESTAMP, DEV-PHASE: New files.
2246 * Makefile.in (gcc_version, gcc_version_trigger, ): Delete.
2247 (BASEVER, DEVPHASE, DATESTAMP, BASEVER_c, DEVPHASE_c, DATESTAMP_c)
2248 (BASEVER_s, DEVPHASE_s, DATESTAMP_s): New variables.
2249 (version): Define using $(BASEVER_c).
2250 (Makefile, config.status, build/gcov-iov.o): No longer depends on
2252 (version.o): Depend on version files; add custom generation command.
2253 (prefix.o): Define BASEVER on command line.
2254 (s-iov): Depend on version files; adjust command.
2255 (TEXI_CPP_FILES, TEX_IGCC_FILES, TEXI_GCCINT_FILES, TEXI_CPPINT_FILES):
2257 (gcc-vers.texi): New rule.
2258 (doc/%.info, doc/%.dvi): Add -I . to command line.
2259 (doc/gccinstall.dvi): Likewise.
2260 (PACKAGE): Delete. All uses replaced with "gcc".
2261 * aclocal.m4: Do not include gcc-version.m4.
2262 * configure.ac: Do not invoke TL_AC_GCC_VERSION.
2263 Do not AC_SUBST nor AC_DEFINE PACKAGE or VERSION.
2264 Set is_release based on contents of DEV-PHASE.
2265 Set gcc_version based on contents of BASE-VER.
2266 Define WIN32_REGISTRY_KEY only if the user overrode the default.
2267 * config.in, configure: Regenerate.
2268 * gccbug.in: Determine version of GCC in use at runtime.
2269 * gcov-iov.c: Get version number and development phase from
2270 command line, not by including version.c.
2271 * intl.c: Replace all uses of PACKAGE with "gcc".
2272 * libada-mk.in: Delete unused "gcc_version" variable.
2273 * prefix.c: Default WIN32_REGISTRY_KEY to BASEVER.
2274 * version.c: (VERSUFFIX): New hook for redistributors; adjust
2275 commentary to match.
2276 (version_string): Put together from pieces.
2277 * config/alpha/x-vms: Do not use $(gcc_version).
2278 * config/i386/t-nwld: Likewise.
2279 * doc/include/gcc-common.texi: Include gcc-vers.texi for
2280 version-GCC and DEVELOPMENT.
2282 2005-03-15 Roger Sayle <roger@eyesopen.com>
2284 PR tree-optimization/17454
2285 * tree.c (tree_size): Add case for TREE_BINFO.
2286 * fold-const.c (fold_checksum_tree): Only clear the overloaded
2287 field TYPE_CACHED_VALUES if TYPE_CACHED_VALUES_P is set.
2289 2005-03-15 Roger Sayle <roger@eyesopen.com>
2291 * optabs.c (expand_doubleword_mult): Avoid clobbering op0 and
2292 op1 whilst expanding the signed widenening multiply variant.
2294 2005-03-15 Richard Sandiford <rsandifo@redhat.com>
2296 * toplev.c (display_target_options): Avoid unused variable warning if
2297 TARGET_SWITCHES and TARGET_OPTIONS are both undefined.
2298 * config/mips/mips.c (mips_arch_string, mips_tune_string): Make static.
2299 (mips_isa_string, mips_abi_string, mips_fix_vr4130_string): Delete.
2300 (mips_isa): Initialize to MIPS_ABI_DEFAULT.
2301 (mips_isa_info): New variable.
2302 (mips_parse_cpu): Remove the first argument and leave the caller
2304 (TARGET_HANDLE_OPTION): Override default.
2305 (mips_handle_option): New function. Move option validation code from...
2306 (override_options): ...here. Update calls to mips_parse_cpu.
2307 * config/mips/mips.h (mips_arch_string, mips_tune_string)
2308 (mips_isa_string, mips_abi_string, TARGET_OPTIONS)
2309 (SUBTARGET_TARGET_OPTIONS): Delete.
2310 * config/mips/mips.opt (mabi=, march=, mflush-func=, mips)
2311 (mno-flush-func, mtune=): New options.
2313 2005-03-15 Roger Sayle <roger@eyesopen.com>
2314 Richard Henderson <rth@redhat.com>
2316 * real.c (c4x_single_format, c4x_extended_format): Provide values
2317 for signbit_ro for c4x's single and extended floating point formats.
2318 * optabs.c (expand_copysign): Use the floating point format's
2319 signbit_ro for expanding via expand_copysign_absneg, and it's
2320 signbit_rw field for expanding via expand_copysign_bit.
2322 2005-03-15 Dorit Naishlos <dorit@il.ibm.com>
2324 * tree-vectorizer.h (unknown_alignment_for_access_p): Replaced by
2325 known_alignment_for_access_p.
2326 (known_alignment_for_access_p): New.
2327 (do_peeling_for_alignment): Field made int instead of bool and renamed
2328 to peeling_for_alignment.
2329 (LOOP_DO_PEELING_FOR_ALIGNMENT): Renamed to LOOP_PEELING_FOR_ALIGNMENT.
2330 * tree-vect-analyze.c (vect_determine_vectorization_factor): New. This
2331 functionality used to be in vect_analyze_operations.
2332 (vect_analyze_operations): Code to determine vectorization factor was
2333 moved to vect_determine_vectorization_factor.
2334 (vect_enhance_data_refs_alignment): Update to correct alignment when it
2335 is known instead of -1. Set LOOP_PEELING_FOR_ALIGNMENT to peeling
2337 (vect_analyze_loop): Call vect_determine_vectorization_factor (used to
2338 be part of vect_analyze_operations).
2339 * tree-vectorizer.c (slpeel_tree_peel_loop_to_edge): Use fold when
2340 creating the guard condition, as the number of iterations may be
2342 (slpeel_tree_peel_loop_to_edge): Use new name of
2343 LOOP_DO_PEELING_FOR_ALIGNMENT. Set it to 0 instead of false.
2344 * tree-vect-transform.c (vect_gen_niters_for_prolog_loop): Handle known
2345 alignment case more efficiently. Use LOOP_PEELING_FOR_ALIGNMENT.
2346 (vect_do_peeling_for_alignment): Use fold.
2347 (vect_transform_loop): Use new name of LOOP_DO_PEELING_FOR_ALIGNMENT.
2349 (vect_update_inits_of_dr): Renamed to
2350 vect_update_init_of_dr.
2351 (vect_update_inits_of_drs): Use new name of vect_update_inits_of_dr.
2352 (vectorizable_store): Fix assertion to use == instead of =.
2354 2005-03-15 Daniel Jacobowitz <dan@codesourcery.com>
2356 * config/arm/arm.h (CONDITIONAL_REGISTER_USAGE): Don't clear
2357 call_used_regs for wCG registers.
2359 2005-03-15 Ulrich Weigand <uweigand@de.ibm.com>
2361 * config/s390/s390.c (s390_secondary_output_reload_class): Adapt check
2362 for non-offsettable memory references to cope with outstanding reload
2363 replacements, take 2.
2365 2005-03-15 Uros Bizjak <uros@kss-loka.si>
2368 * config/i386/i386.h (x86_fisttp): New.
2369 (TARGET_FISTTP): New macro.
2370 * config/i386/i386.c (x86_fisttp): Set for NOCONA.
2371 (output_fix_trunc): Add fisttp parameter. Generate fisttp x87
2372 instruction when fisttp flag is set.
2373 * config/i386/i386-protos.h (output_fix_trunc): Change declaration.
2375 * config/i386/i386.md (type attribute): Add fisttp.
2376 (unit attribute): Set to i387 for fisttp type.
2377 (X87MODEF, X87MODEI, SSEMODEF, SSEMODEI24): New mode macros.
2378 (fix_truncxfdi2, fix_truncxfsi2): Generate fisttp patterns for
2380 (fix_truncdfdi2, fix_truncsfdi2, fix_truncdfsi2, fix_truncsfsi2):
2381 Generate fisttp patterns for TARGET_FISTTP. Implement using mode
2383 (fix_truncxfhi2, fix_truncdfhi2, fix_truncsfhi2): Generate fisttp
2384 patterns for TARGET_FISTTP. Enable patterns for
2385 (TARGET_FISTTP && !TARGET_SSE_MATH). Implement using mode macros.
2386 (fix_trunc<mode>_i387_fisttp_1, fix_trunc<mode>_i387_fisttp,
2387 fix_trunc<mode>_i387_fisttp_with_temp): New instruction patterns to
2388 implement fisttp x87 insn.
2389 (fix_trunc*_i387_fisttp splitters): New patterns.
2390 (*fix_truncdi_i387, *fix_truncsi_i387, *fix_trunchi_i387):
2391 Rename to *fix_trunc<mode>_i387_1. Implement using mode macros.
2392 Disable patterns for TARGET_FISTTP. Add comment about FLAGS_REG
2394 (fix_truncdi_memory, fix_truncdi_nomemory, fix_trunchi_nomemory):
2395 Rename to fix_trunc<mode>_i387 and fix_trunc<mode>_i387_with_temp.
2396 Implement using mode macros. Disable patterns for TARGET_FISTTP.
2397 (fix_truncsi_memory, fix_truncsi_nomemory, fix_trunchi_memory,
2398 fix_trunchi_nomemory): Rename to fix_trunc<mode>_i387 and
2399 fix_trunc<mode>_i387_with_temp. Implement using mode macros.
2400 Disable patterns for TARGET_FISTTP.
2401 (fix_trunc*_i387 splitters): Implement usign mode macros.
2402 (fix_truncdfdi_sse, fix_truncsfdi_sse, fix_truncdfsi_sse,
2403 fix_truncsfsi_sse): Disable for (TARGET_FISTTP && !TARGET_SSE_MATH).
2404 (fix_trunx*_sse peephole2s): Implement using mode macros.
2406 2005-03-15 J"orn Rennecke <joern.rennecke@st.com>
2408 PR rtl-optimization/20291
2409 * combine.c (try_combine): If splitting fails, re-try with
2410 original combined pattern, i.e. before clobber stripping.
2412 2005-03-14 Eric Christopher <echristo@redhat.com>
2414 * config/mips/mips.h (DWARF_CIE_DATA_ALIGNMENT): Change for
2415 STACK_GROWS_DOWNWARD.
2417 2005-03-14 Roger Sayle <roger@eyesopen.com>
2419 * real.h (struct real_format): Split the signbit field into two
2420 two fields, signbit_ro and signbit_rw.
2421 * real.c (ieee_single_format, mips_single_format, ieee_double_format,
2422 mips_double_format, ieee_extended_motorola_format,
2423 ieee_extended_intel_96_format, ieee_extended_intel_96_round_53_format,
2424 ieee_extended_intel_128_format, ibm_extended_format,
2425 mips_extended_format, ieee_quad_format, mips_quad_format,
2426 vax_f_format, vax_d_format, vax_g_format, i370_single_format,
2427 i370_double_format, c4x_single_format, c4x_extended_format,
2428 real_internal_format): Update initializers for new field.
2429 * builtins.c (expand_builtin_signbit): Use signbit_ro field of the
2430 real_format structure.
2431 * optabs.c (expand_absneg_bit, expand_copysign): Use signbit_rw
2432 field of the real_format structure.
2434 2005-03-14 Daniel Berlin <dberlin@dberlin.org>
2436 Fix PR tree-optimization/20458
2438 * tree-flow-inline.h (mark_call_clobbered): Don't fiddle
2439 DECL_EXTERNAL on STRUCT_FIELD tags.
2440 (clear_call_clobbered): Ditto.
2441 * tree-ssa-operands.c (note_addressable): Make sure the original
2442 variable doesn't slip into the addressable list if we have
2444 * tree-tailcall.c (suitable_for_tail_opt_p): Look at STRUCT_FIELD
2447 2005-03-14 Geoffrey Keating <geoffk@apple.com>
2449 * doc/cppopts.texi (-fexec-charset): Add concept index entry.
2450 (-fwide-exec-charset): Likewise.
2451 (-finput-charset): Likewise.
2452 * doc/invoke.texi (Warning Options): Document -Wnormalized=.
2453 * c-opts.c (c_common_handle_option): Handle -Wnormalized=.
2454 * c.opt (Wnormalized): New.
2456 2005-03-14 Devang Patel <dpatel@apple.com>
2458 * doc/invoke.texi: Add reference to Visibility document.
2460 2005-03-14 Richard Sandiford <rsandifo@redhat.com>
2462 * config.gcc (mips*-*-*): Rename MASK_SPLIT_ADDRS to
2463 MASK_SPLIT_ADDRESSES.
2464 * config/mips/mips.h (target_flags, mips_fix_vr4130_string): Delete.
2465 (MASK_INT64, MASK_LONG64, MASK_SPLIT_ADDR, MASK_NO_FUSED_MADD)
2466 (MASK_EXPLICIT_RELOCS, MASK_MEMCPY, MASK_SOFT_FLOAT)
2467 (MASK_FLOAT64, MASK_ABICALLS, MASK_XGOT, MASK_LONG_CALLS)
2468 (MASK_64BIT, MASK_EMBEDDED_DATA, MASK_BIG_ENDIAN)
2469 (MASK_SINGLE_FLOAT, MASK_MAD, MASK_4300_MUL_FIX, MASK_MIPS16)
2470 (MASK_NO_CHECK_ZERO_DIV, MASK_BRANCHLIKELY)
2471 (MASK_UNINIT_CONST_IN_RODATA, MASK_FIX_R4000, MASK_FIX_R4400)
2472 (MASK_FIX_SB1, MASK_FIX_VR4120, MASK_VR4130_ALIGN)
2473 (MASK_FP_EXCEPTIONS, MASK_DIVIDE_BREAKS, MASK_PAIRED_SINGLE)
2474 (MASK_MIPS3D, MASK_SYM32, MASK_DEBUG, MASK_DEBUG_D)
2475 (MASK_MIPS_TFILE, TARGET_INT64, TARGET_LONG64, TARGET_FLOAT64)
2476 (TARGET_64BIT, TARGET_SPLIT_ADDRESSES, TARGET_DEBUG_MODE)
2477 (TARGET_DEBUG_D_MODE, TARGET_MEMCPY, TARGET_ABICALLS)
2478 (TARGET_XGOT, TARGET_SOFT_FLOAT, TARGET_HARD_FLOAT)
2479 (TARGET_LONG_CALLS, TARGET_EMBEDDED_DATA)
2480 (TARGET_UNINIT_CONST_IN_RODATA, TARGET_BIG_ENDIAN)
2481 (TARGET_SINGLE_FLOAT, TARGET_DOUBLE_FLOAT, TARGET_MAD)
2482 (TARGET_FUSED_MADD, TARGET_4300_MUL_FIX, TARGET_CHECK_ZERO_DIV)
2483 (TARGET_DIVIDE_TRAPS, TARGET_BRANCHLIKELY, TARGET_FIX_SB1)
2484 (TARGET_FIX_R4000, TARGET_FIX_R4400, TARGET_FIX_VR4120)
2485 (TARGET_FIX_VR4130, TARGET_VR4130_ALIGN, TARGET_FP_EXCEPTIONS)
2486 (TARGET_PAIRED_SINGLE_FLOAT, TARGET_MIPS3D, TARGET_SYM32)
2487 (TARGET_EXPLICIT_RELOCS): Delete.
2488 (TARGET_SWITCHES, SUBTARGET_TARGET_SWITCHES): Delete.
2489 (TARGET_OPTIONS): Remove entry for -mfix-vr4130.
2490 * config/mips/mips.c (TARGET_DEFAULT_TARGET_FLAGS): Define.
2491 (override_options): Set MASK_LONG64 if -mint64 is given and no
2492 -mlongXX option is. Complain about -mint64 -mlong32.
2493 (override_options, CMP_BUILTINS, mips_bdesc, sb1_desc): Rename
2494 MASK_PAIRED_SINGLE to MASK_PAIRED_SINGLE_FLOAT.
2495 * config/mips/mips.opt: New file.
2497 2005-03-14 Richard Sandiford <rsandifo@redhat.com>
2499 * config.gcc (extra_options): New variable for listing option files.
2500 Add ${cpu_type}/${cpu_type}.opt to it if that file exists.
2501 * configure.ac (extra_opt_files): New AC_SUBST variable.
2502 (tm_file_list, tm_include_list): Include options.h first.
2503 * configure: Regenerate.
2504 * Makefile.in (extra_opt_files, ALL_OPT_FILES): New variables.
2505 (s-options): Use $(ALL_OPT_FILES) instead of $(lang_opt_files)
2506 (s-options-h): New rule.
2507 (options.h): Depend on it.
2508 (TEXI_GCCINT_FILES): Add options.texi.
2509 * hooks.h (hook_bool_size_t_constcharptr_int_true): Declare.
2510 * hooks.c (hook_bool_size_t_constcharptr_int_true): New function.
2511 * target.h (gcc_target): Add default_target_flags and handle_option.
2512 * target-def.h (TARGET_DEFAULT_TARGET_FLAGS)
2513 (TARGET_HANDLE_OPTION): New macros.
2514 (TARGET_INITIALIZER): Include them.
2515 * opt-functions.awk (opt_args, nth_arg): New functions.
2516 (switch_flags): Handle the "Target" flag.
2518 (var_name): Use opt_args and nth_arg.
2519 (var_set, var_ref): Likewise. Handle "Mask" and "InverseMask".
2520 * opth-gen.awk: Declare target_flags. Declare MASK_* and TARGET_*
2521 macros for the "Mask" and "InverseMask" options.
2522 * opts.h (cl_var_cond): New enum.
2523 (cl_option): Replace the "has_set_value" and "set_value" fields with
2524 "var_cond" and "var_value".
2525 (CL_TARGET): New macro.
2526 (option_enabled, print_filtered_help): Declare.
2527 (decode_options): Move definition.
2528 * opts.c (handle_option): Search for the original option before
2529 removing any "no-" prefix. Handle CL_TARGET. Adjust for the new
2530 var_cond and var_value fields. Use targetm.handle_option to handle
2532 (decode_options): Set target_flags to targetm.default_target_flags.
2533 (print_filtered_help): Make global. Handle CL_TARGET.
2534 (option_enabled): New function.
2535 * toplev.c (target_switches): Guard with #ifdef TARGET_SWITCHES.
2536 (display_target_options, set_target_switch, print_switch_values)
2537 (default_pch_valid_p): Guard uses of target_switches with
2538 #ifdef TARGET_SWITCHES. Also...
2539 (display_target_options): Display the CL_TARGET entries in cl_options.
2540 (set_target_option): Don't complain about the "" option when
2541 TARGET_SWITCHES is undefined.
2542 (print_switch_values): Use option_enabled.
2543 (default_pch_valid_p): Check cl_options[] when looking for something
2544 that has changed the value of target_flags.
2545 * c.opt: Remove documentation from top of file.
2546 * doc/gccint.texi: Add an "Options" chapter. Include options.texi.
2547 * doc/sourecebuild.texi: Refer to the new options documentation
2548 instead of c.opt. Document machine-specific .opt files.
2549 * doc/tm.texi (target_flags): Say that this variable is declared
2551 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Document.
2552 (TARGET_SWITCHES, TARGET_OPTIONS): Refer to the option files as
2554 * doc/options.texi: New file.
2556 2005-03-14 Alexandre Oliva <aoliva@redhat.com>
2559 * cse.c (fold_rtx_mem): Don't fold a load from a jumptable into a
2562 2005-03-14 Alexandre Oliva <aoliva@redhat.com>
2565 * gimplify.c (gimplify_cond_expr): Add fallback argument. Use a
2566 temporary variable of pointer type if an lvalues is required.
2567 (gimplify_modify_expr_rhs): Request an rvalue from it.
2568 (gimplify_expr): Pass fallback on.
2570 2005-03-14 Kazu Hirata <kazu@cs.umass.edu>
2572 * cfgbuild.c: Update comments.
2574 2005-03-14 Roger Sayle <roger@eyesopen.com>
2576 PR rtl-optimization/17236
2577 * optabs.c (expand_doubleword_mult): New helper function split out
2578 from expand_binop. Permute the order in which instructions are
2579 emitted to minimize the number of simultaneously live registers.
2580 (expand_binop): Call expand_doubleword_mult to synthesize a double
2581 word multiplication.
2583 2005-03-14 Kazu Hirata <kazu@cs.umass.edu>
2585 * basic-block.h: Update the prototypes of cached_make_edge and
2587 * cfg.c (cached_make_edge): Take edge_cache representing one
2588 row of the adjacency matrix of edges.
2589 * cfgbuild.c (make_label_edge, rtl_make_eh_edge): Likewise.
2590 (make_edges): Initialize edge_cache to represent one row of
2591 the adjacency matrix of edges.
2593 2005-03-14 Zdenek Dvorak <dvorakz@suse.cz>
2595 * tree-ssa-phiopt.c (minmax_replacement, blocks_in_phiopt_order):
2597 (tree_ssa_phiopt): Use blocks_in_phiopt_order and minmax_replacement.
2598 Remove unused removed_phis variable.
2599 (conditional_replacement): Use build1/build2.
2600 (abs_replacement): Use last_and_only_stmt and build1/build2.
2602 2005-03-14 Zdenek Dvorak <dvorakz@suse.cz>
2604 * builtin-attrs.def (ATTR_NOVOPS, ATTR_NOVOPS_LIST,
2605 ATTR_PURE_NOTHROW_NOVOPS_LIST): New.
2606 * builtins.def (ATTR_MATHFN_FPROUNDING): Use NOVOPS.
2607 (BUILT_IN_PREFETCH): Set the NOVOPS attribute.
2608 * c-common.c (handle_novops_attribute): New function.
2609 (c_common_attribute_table): Add "no vops" entry.
2610 * c-decl.c (merge_decls): Copy DECL_IS_NOVOPS.
2611 * calls.c (flags_from_decl_or_type): Set ECF_NOVOPS.
2612 * tree-ssa-operands.c (get_call_expr_operands): Do not
2613 create virtual operands for calls with ECF_NOVOPS flag.
2614 * tree.h (DECL_IS_NOVOPS): New macro.
2615 (struct tree_decl): Add novops_flag.
2616 (ECF_NOVOPS): New constant.
2618 2005-03-14 Uros Bizjak <uros@kss-loka.si>
2621 * config/i386/i386.c (x86_use_himode_fiop): New.
2622 (x86_use_simode_fiop): Rename from x86_use_fiop.
2623 * config/i386/i386.h (x86_use_himode_fiop): Declare.
2624 (TARGET_USE_HIMODE_FIOP): New.
2625 (x86_use_simode_fiop): Rename from x86_use_fiop.
2626 (TARGET_USE_SIMODE_FIOP): Rename from TARGET_USE_FIOP.
2628 * config/i386/i386.md (X87MODEI12): New mode macro define.
2629 (*cmpfp_<mode>): Rename from *cmpfp_si. Use X87MODEI12 mode macro
2630 to implement x87 FP compare with HImode input operands.
2631 (*fp_jcc_8<mode>_387, splitter): Rename from *fp_jcc_8_387.
2632 Use X87MODEI12 mode macro to handle HImode input operands.
2633 (*fop_sf_2<mode>_i387, *fop_sf_3<mode>_i387, *fop_df_2<mode>_i387,
2634 *fop_df_3<mode>_i387, *fop_xf_2<mode>_i387, *fop_xf_3<mode>_i387):
2635 Renamed from *fop_sf_2_i387, *fop_sf_3_i387, *fop_df_2_i387,
2636 *fop_df_3_i387, *fop_xf_2_i387, *fop_xf_3_i387. Use X87MODEI12 mode
2637 macro to implement x87 operators with HImode input operands.
2638 (fop splitters): Use X87MODEI12 mode macro to handle HImode
2641 2005-03-14 Zdenek Dvorak <dvorakz@suse.cz>
2643 * tree-cfg.c (find_taken_edge_cond_expr): Use zero_p instead of
2645 * tree-gimple.c (is_gimple_min_invariant): Consider overflowed
2646 constants invariant.
2648 2005-03-14 Zdenek Dvorak <dvorakz@suse.cz>
2650 * basic-block.h (BB_VISITED): Removed.
2651 * cfganal.c (dfs_enumerate_from): Do not use BB_VISITED flag.
2653 2005-03-14 Falk Hueffner <falk@debian.org>
2656 * config/alpha/alpha.c (alpha_fold_builtin_cmpbge): Fix typo.
2658 2005-03-14 Kazu Hirata <kazu@cs.umass.edu>
2660 * ggc-zone.c: Fix comment typos.
2662 * alloc-pool.c, except.h, ggc-common.c, ggc-zone.c, ggc.h,
2663 stringpool.c, config/mips/mips-protos.h: Update copyright.
2665 2005-03-14 Alan Modra <amodra@bigpond.net.au>
2667 * config/rs6000/rs6000-protos.h: Replace "struct rtx_def *"
2668 throughout with its typedef, "rtx".
2669 * config/rs6000/rs6000.c: Likewise. Formatting fixes.
2670 (rs6000_tls_symbol_ref_1): Remove inline keyword.
2671 * config/rs6000/rs6000.h (REG_ALLOC_ORDER): Formatting. Reorder
2672 regs in comment to match code.
2674 2005-03-14 Kazu Hirata <kazu@cs.umass.edu>
2676 * except.c (check_handled): Make it static.
2677 * except.h: Remove the corresponding prototype.
2679 * function.c (get_func_frame_size): Make it static.
2680 * function.h: Remove the corresponding type.
2682 * regclass.c (reg_class_superclasses, reg_class_subclasses):
2684 * hard-reg-set.h: Remove the corresponding declarations.
2686 * tree-cfg.c (verify_stmts): Check that
2687 bb_for_stmt (stmt) == bb for every PHI node and statement.
2689 2005-03-14 Alan Modra <amodra@bigpond.net.au>
2691 * config.gcc: Remove excess indentation.
2692 (powerpc*-*-*, rs6000-*-*): Accept --with-cpu/tune power5 and 8548.
2694 2005-03-13 Roger Sayle <roger@eyesopen.com>
2697 * tree.c (get_unwidened): Treat CONVERT_EXPR and NOP_EXPR identically.
2698 * fold-const.c (fold_sign_changed_comparison): Likewise.
2699 (fold_binary): Optimize comparisons against widened operands if
2700 the extension is represented by a CONVERT_EXPR, same as a NOP_EXPR.
2702 2005-03-13 Eric Botcazou <ebotcazou@libertysurf.fr>
2704 * config/sparc/sparc.c (struct_value_alias_set): New global variable.
2705 (sparc_override_options): Initialize it.
2706 (sparc_struct_value_rtx): Set it on the MEM to be returned.
2708 2005-03-13 David Edelsohn <edelsohn@gnu.org>
2710 * config/rs6000/predicates.md (mem_or_easy_const_operand): Delete.
2711 (reg_or_none500mem_operand): New predicate.
2712 (zero_reg_mem_operand): New predicate.
2713 * config/rs6000/rs6000.md (extendsfdf2): Change operand1 predicate
2714 to reg_or_none500mem_operand.
2715 (extendsfdf2_fpr): Add MEM alternative.
2716 (extenddftf2_internal): Change operand2 predicate to
2717 zero_reg_mem_operand.
2719 2005-03-13 Daniel Jacobowitz <dan@codesourcery.com>
2721 * ggc-zone.c: Rewritten.
2723 * alloc-pool.c (dump_alloc_pool_statistics): Don't print statistics
2725 * configure.ac: Define GGC_ZONE for --with-gc=zone.
2726 * config.in: Regenerated.
2727 * configure: Regenerated.
2728 * gengtype.c (write_types_process_field, write_func_for_structure):
2729 Pass new argument to gt_pch_note_object.
2730 * ggc-common.c (struct ptr_data): Add TYPE.
2731 (gt_pch_note_object): Take TYPE argument and save it.
2732 (call_count): Update call to ggc_pch_count_object.
2733 (call_alloc): Update call to ggc_pch_alloc_object.
2734 (gt_pch_save): Call ggc_pch_prepare_write after paddng the PCH
2736 * ggc-none.c (rtl_zone, garbage_zone, ggc_alloc_zone_stat): Delete.
2737 * ggc-page.c (rtl_zone, tree_zone, garbage_zone)
2738 (ggc_alloc_zone_stat): Delete.
2739 (ggc_pch_count_object, ggc_pch_alloc_object): Add TYPE argument.
2740 * ggc.h (gt_pch_note_object, ggc_pch_count_object)
2741 (ggc_pch_alloc_object): Update prototypes.
2742 (garbage_zone): Delete.
2743 (tree_zone, rtl_zone, ggc_alloc_zone_stat, ggc_alloc_zone): Move to
2744 GGC_ZONE conditional. Update. Change tree_zone and rtl_zone into
2746 (tree_id_zone): New variable.
2747 (ggc_alloc_cleared_zone): Remove unused.
2748 (ggc_alloc_zone): Define.
2749 (ggc_alloc_rtvec, ggc_alloc_tree): Update to use ggc_alloc_zone.
2750 * rtl.c (rtx_alloc_stat, shallow_copy_rtx_stat): Use
2751 ggc_alloc_zone_stat.
2752 * stringpool.c (gt_pch_n_S): Update call to gt_pch_note_object.
2753 * tree.c (copy_node_stat, make_tree_binfo_stat, make_tree_vec_stat)
2754 (tree_cons_stat, build1_stat): Update call to ggc_alloc_zone_stat.
2755 (make_node_stat): Likewise. Use tree_id_zone.
2757 2005-03-13 Daniel Jacobowitz <dan@codesourcery.com>
2758 Joseph S. Myers <joseph@codesourcery.com>
2760 * configure.ac: Check for MIPS TLS.
2761 * configure: Regenerated.
2762 * config/mips/mips-protos.h (enum mips_symbol_type): Add
2763 SYMBOL_TLS, SYMBOL_TLSGD, SYMBOL_TLSLDM, SYMBOL_DTPREL,
2764 SYMBOL_GOTTPREL, and SYMBOL_TPREL.
2765 * config/mips/mips.c (mips_regno_to_class): Handle V1_REG.
2766 (TARGET_HAVE_TLS, TARGET_CANNOT_FORCE_CONST_MEM): Define.
2767 (mips_classify_symbol, mips_symbolic_constant_p)
2768 (mips_symbolic_address_p, mips_symbol_insns): Handle TLS symbols.
2769 (mips_tls_operand_p, mips_call_tls_get_addr)
2770 (mips_legitimize_tls_address, mips_cannot_force_const_mem)
2771 (mips_tls_symbol_ref_1): New functions.
2772 (mips_legitimize_address, mips_legitimize_const_move): Call
2773 mips_legitimize_tls_address.
2774 (override_options): Handle V1_REG and TLS symbols. Disable TLS
2776 * config/mips/mips.h (enum reg_class, REG_CLASS_NAMES)
2777 (REG_CLASS_CONTENTS, GR_REG_CLASS_P): Include V1_REG.
2778 (mips_char_to_class): Document V1_REG.
2779 (HAVE_AS_TLS): Provide default.
2780 * config/mips/mips.md (UNSPEC_TLS_LDM, UNSPEC_TLS_GET_TP): New
2782 (load_got<mode>): Renamed from *load_got<mode>. Allow when
2784 (tls_get_tp_<mode>): New instruction.
2786 2005-03-13 Daniel Jacobowitz <dan@codesourcery.com>
2788 * configure.ac: Update checks for target tools.
2789 * configure: Regenerated.
2791 2005-03-13 Daniel Jacobowitz <dan@codesourcery.com>
2793 * varasm.c (decl_tls_model): Check flag_shlib instead of flag_pic.
2795 2005-03-13 Roger Sayle <roger@eyesopen.com>
2797 * expmed.c (expand_mult): Use synthetic multiplication sequences for
2798 more classes of DImode multiplication by constant. Allow both
2799 multiplication by small negative constants (by performing a
2800 multiplication by a positive constant and negating the result) and
2801 multiplications by large powers of two, by using a left shift.
2803 2005-03-13 Kazu Hirata <kazu@cs.umass.edu>
2805 * tree-into-ssa.c (find_idf): Speed up by putting the indexes
2806 of basic blocks into work_stack.
2808 * builtin-attrs.def, c-lex.c, c-pragma.h, reg-stack.c,
2809 config/mips/vr.h: Update copyright.
2811 * c-decl.c (c_init_decl_processing): Remove useless calls to
2812 build_function_type.
2814 * builtins.c (fold_trunc_transparent_mathfn,
2815 fold_fixed_mathfn, fold_builtin_atan, fold_builtin_trunc,
2816 fold_builtin_floor, fold_builtin_ceil, fold_builtin_round,
2817 fold_builtin_lround, fold_builtin_bitop, fold_builtin_memcpy,
2818 fold_builtin_strcpy, fold_builtin_strncpy,
2819 fold_builtin_signbit): Use TYPE (TYPE (fndecl)) instead of
2822 * builtins.c (expand_builtin_mathfn_3): Remove local variable
2825 * lambda-code.c (lambda_compute_auxillary_space): Remove local
2826 variable determinant.
2828 * tree-cfg.c (group_case_labels): Remove local variable type.
2830 * tree-ssa-live.c (build_tree_conflict_graph): Remove local
2833 * tree-ssa-phiopt.c (value_replacement): Remove local variable
2836 2005-03-13 Andy Hutchinson <HutchinsonAndy@netscape.net>
2839 * config/avr/avr.md (movmemhi): Rewrite as RTL loop.
2840 (*movmemqi_insn): Delete.
2841 (*movmemhi): Delete.
2843 2005-03-13 Kazu Hirata <kazu@cs.umass.edu>
2845 * builtins.c (fold_builtin_classify): Take decomposed
2846 arguments of CALL_EXPR.
2847 (fold_builtin_1): Update a call to fold_builtin_classify.
2849 2005-03-13 Joseph S. Myers <joseph@codesourcery.com>
2852 * c-parser.c (c_parser_struct_or_union_specifier): Don't fall
2853 through into call to parser_xref_tag after parse error.
2854 (c_parser_struct_declaration): Consistently return NULL_TREE on
2857 2005-03-12 Daniel Berlin <dberlin@dberlin.org>
2859 * tree-flow-inline.h (ref_contains_array_ref): New function.
2860 (lookup_subvars_for_var): Ditto.
2861 (get_subvars_for_var): Ditto.
2862 (var_can_have_subvars): Ditto.
2864 * tree-flow.h (mem_tag_kind): Add STRUCT_FIELD.
2865 (struct subvar): New type.
2867 * tree-dfa.c (okay_component_ref_for_subvars): New function.
2869 * tree-optimize.c (init_tree_optimization_passes): Call
2870 pass_create_structure_vars.
2872 * tree-ssa-alias.c: Include vec.h.
2873 (init_alias_info): Don't auto-clear call clobbered on struct-field
2875 (compute_flow_insensitive_aliasing): Handle subvars.
2876 (group_aliases): Handle STRUCT_FIELD aliases.
2877 (setup_pointers_and_addressables): Ditto.
2878 Don't mark variables non-addressable if they still have
2879 addressable subvars.
2880 Also mark subvars addressable when the real variable is marked
2882 (add_pointed_to_var): Try to prune the pointed-to set by only
2883 pointing to subvars when possible.
2884 Otherwise, make sure we set addresses_needed and pt_vars to
2885 properly include subvars.
2886 (bitpos_of_field): New function.
2887 (push_fields_onto_fieldstack): Ditto.
2888 (get_or_create_used_part_for): Ditto.
2889 (create_overlap_variables_for): Ditto.
2890 (find_used_portions): Ditto.
2891 (create_structure_vars): Ditto.
2892 (pass_create_structure_vars): New structure.
2894 * tree-ssa-operands.c (finalize_ssa_v_must_defs): Remove assert.
2895 (get_expr_operands): Handle subvars. Also try to turn
2896 COMPONENT_REF accesses into must-defs now that we can accurately
2898 (note_addressable): Try to only mark as addressable those subvars
2899 we know a COMPONENT_REF touches.
2900 (overlap_subvar): New function.
2902 * tree-vect-analyze.c (vect_object_analysis): Add new parameter.
2903 Handle subvar storing.
2904 (vect_address_analysis): Update caller of vect_object_analysis.
2906 * tree-vect-transform.c (vect_create_data_ref_ptr): Copy subvars.
2908 * tree-vectorizer.h (struct _stmt_vec_info): Add subvars member.
2909 (STMT_VINFO_SUBVARS): New macro.
2911 * common.opts: add flag_tree_salias.
2913 * opts.c (decode_options): flag_tree_salias defaults to on.
2915 * doc/invoke.texi: Document fdump-tree-svars and -ftree-salias.
2917 * doc/tree-ssa.texi: Document structural alias analysis.
2919 2005-03-12 Steven Bosscher <stevenb@suse.de>
2921 * tree-cfg.c (make_goto_expr_edges): Don't use error_mark_node.
2922 * tree-ssa-dce.c (mark_stmt_necessary): Don't check for it.
2923 * tree-ssa-operands.c (get_expr_operands): Likewise.
2924 (get_expr_operands): Likewise for ERROR_MARK.
2926 2005-03-12 Kazu Hirata <kazu@cs.umass.edu>
2928 * tree-ssa.c (kill_redundant_phi_nodes): Remove local variable
2931 * tree-ssa-phiopt.c (tree_ssa_phiopt): Remove local variable
2934 * tree-ssa-pre.c (compute_avail): Remove local variable val.
2935 (mark_operand_necessary): Remove local variable ver.
2937 * tree-vect-transform.c (vect_get_new_vect_var): Remove local
2938 variable prefix_len.
2940 * value-prof.c (mod_subtract_transform): Remove local variable
2943 * builtins.c (fold_builtin_exponent): Take decomposed
2944 arguments of CALL_EXPR.
2945 (fold_builtin_1): Update a call to fold_builtin_exponent.
2947 * builtins.c (fold_builtin_logarithm): Take decomposed
2948 arguments of CALL_EXPR.
2949 (fold_builtin_1): Update a call to fold_builtin_logarithm.
2951 * c-decl.c (c_init_decl_processing): Remove local variables
2952 ptr_ftype_void and ptr_ftype_ptr.
2954 * gimplify.c (gimplify_expr): Remove local variables r0 and
2957 * reg-stack.c (move_for_stack_reg): Remove local variable
2959 (compare_for_stack_reg): Remove local variable flags_user.
2960 (convert_regs_1): Remove local variable deleted.
2962 * tree-if-conv.c (tree_if_convert_cond_expr): Remove local
2964 (combine_blocks): Remove local variables exits and new_e.
2966 * tree-inline.c (expand_call_inline): Remove local variable
2969 * tree-ssa-live.c (create_ssa_var_map,
2970 calculate_live_on_entry): Remove local variable snn.
2972 2005-03-12 Geoffrey Keating <geoffk@apple.com>
2974 * c-lex.c (c_lex_with_flags): Add parameter to call to
2977 2005-03-11 Per Bothner <per@bothner.com>
2979 * c-tree.h (struct c_declarator): New id_loc field.
2980 * c-pragma.h (c_lex_with_flags): Take position reference.
2981 * c-lex.c (c_lex_with_flags): Set passed-in location from cpp token,
2982 iff USE_MAPPED_LOCATION. (Type doesn't match otherwise.)
2983 (c_lex): Pass dummy location to c_lex_with_flags.
2984 * c-parser.c (c_lex_one_token): Set c_token's location using
2985 c_lex_with_flags, instead of input_location, which might be "ahead".
2986 (c_parser_direct_declarator): Set declarator's id_loc from
2988 * c-decl.c (grokdeclarator): Set DECL_SOURCE_LOCATION from
2989 declarator's id_loc, rather than probably-imprecise input_location.
2990 (build_id_declarator): Initialize c_declarator's id_loc field.
2992 2005-03-11 Roger Sayle <roger@eyesopen.com>
2995 * builtins.c (expand_builtin_signbit): Force the signbit's word
2996 into an integer register to avoid SUBREGs of floating point modes.
2998 2005-03-12 Kazu Hirata <kazu@cs.umass.edu>
3000 * cfglayout.c, loop-doloop.c, profile.c, target-def.h,
3001 target.h, targhooks.c, tracer.c, tree-ssa-loop-ch.c,
3002 tree-ssa-loop-unswitch.c, tree-ssa-loop.c, vec.c, vmsdbgout.c,
3003 config/m32r/m32r.md, config/xtensa/xtensa.h: Update copyright.
3005 2005-03-11 David Edelsohn <edelsohn@gnu.org>
3007 PR rtl-optimization/20306
3008 * expr.c (emit_move_complex): Set try_int false if mode is
3009 MODE_COMPLEX_FLOAT and mov_optab exists for inner mode. Only try
3010 emit_block_move if try_int is true.
3012 2005-03-11 Richard Henderson <rth@redhat.com>
3015 * config/i386/mmx.md (vec_dupv4hi): Fix predicate.
3016 * config/i386/i386.c (ix86_expand_vector_init_duplicate): Update
3019 2005-03-11 Richard Sandiford <rsandifo@redhat.com>
3021 * config/mips/mips.h (mips_fix_vr4130_string): Declare.
3022 (TARGET_FIX_VR4130): New macro.
3023 (TARGET_OPTIONS): Add -mfix-vr4130.
3024 (ISA_HAS_MACCHI): New macro.
3025 (ASM_SPEC): Add -mfix-vr4130.
3026 * config/mips/mips.c (mips_fix_vr4130_string): New variable.
3027 (override_options): Handle mips_fix_vr4130_string.
3028 (mips_avoid_hazards): Clear all_noreorder_p
3029 if we're working around VR4130 errata and the macc alternatives
3031 * config/mips/mips.md (mfhilo_<mode>): Turn into a define_expand.
3032 (*mfhilo_<mode>, *mfhilo_<mode>_macc): New insns.
3033 * config/mips/vr.h (DEFAULT_VR_ARCH): Set to mfix-vr4130.
3034 (MULTILIB_DEFAULTS): Remove leading "march=".
3035 (DRIVER_SELF_SPECS): Likewise. Make -mfix-vr4130 imply -march=vr4130
3036 if no architecture option is given.
3037 * config/mips/t-vr (MULTILIB_OPTIONS): Use -mfix-vr4130 for the
3039 (MULTILIB_MATCHES): Map -march=vr4130 to the -mfix-vr4130 multilibs.
3040 * doc/invoke.texi: Document -mfix-vr4130.
3042 2005-03-11 Richard Sandiford <rsandifo@redhat.com>
3044 * config/mips/mips.c (override_options): Only warn about -mint64
3045 deprecation if TARGET_INT64.
3047 2005-03-11 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3049 * builtin-attrs.def (ATTR_NONNULL_LIST, ATTR_NOTHROW_NONNULL,
3050 ATTR_CONST_NOTHROW_NONNULL, ATTR_PURE_NOTHROW_NONNULL,
3051 ATTR_MALLOC_NOTHROW_NONNULL): New "nonnull" attribute lists which
3052 are non-specific regarding the nonnull parameter positions.
3053 (ATTR_NONNULL_1_2, ATTR_NONNULL_1_4, ATTR_NOTHROW_NONNULL_1_2,
3054 ATTR_NOTHROW_NONNULL_1_4, ATTR_CONST_NOTHROW_NONNULL_1,
3055 ATTR_PURE_NOTHROW_NONNULL_1, ATTR_PURE_NOTHROW_NONNULL_1_2,
3056 ATTR_MALLOC_NOTHROW_NONNULL_1): Delete.
3058 * builtins.def: Use the non-specific "nonnull" attibute lists.
3060 2005-03-11 Zdenek Dvorak <dvorakz@suse.cz>
3062 * basic-block.h (single_succ_p, single_pred_p, single_succ_edge,
3063 single_pred_edge, single_succ, single_pred): Improve comments.
3065 2005-03-11 Zdenek Dvorak <dvorakz@suse.cz>
3067 * basic-block.h (single_succ_p, single_pred_p, single_succ_edge,
3068 single_pred_edge, single_succ, single_pred): New inline functions.
3069 * bb-reorder.c (rotate_loop, find_traces_1_round,
3070 add_labels_and_missing_jumps, fix_up_fall_thru_edges,
3071 duplicate_computed_gotos): Use the single_succ/pred functions.
3072 * cfganal.c (forwarder_block_p): Ditto.
3073 * cfgbuild.c (compute_outgoing_frequencies): Ditto.
3074 * cfgcleanup.c (try_simplify_condjump, try_forward_edges,
3075 outgoing_edges_match, try_crossjump_to_edge, try_optimize_cfg,
3076 merge_seq_blocks): Ditto.
3077 * cfghooks.c (split_edge, tidy_fallthru_edges): Ditto.
3078 * cfglayout.c (fixup_reorder_chain): Ditto.
3079 * cfgloop.c (mark_single_exit_loops, update_latch_info,
3080 canonicalize_loop_headers, verify_loop_structure): Ditto.
3081 * cfgloopmanip.c (remove_path, unloop, loop_delete_branch_edge,
3082 mfb_update_loops, create_preheader, force_single_succ_latches,
3083 create_loop_notes): Ditto.
3084 * cfgrtl.c (rtl_can_merge_blocks, try_redirect_by_replacing_jump,
3085 force_nonfallthru_and_redirect, rtl_tidy_fallthru_edge,
3086 commit_one_edge_insertion, purge_dead_edges,
3087 cfg_layout_can_merge_blocks_p): Ditto.
3088 * except.c (sjlj_emit_function_enter): Ditto.
3089 * flow.c (init_propagate_block_info): Ditto.
3090 * function.c (thread_prologue_and_epilogue_insns): Ditto.
3091 * gcse.c (find_implicit_sets, bypass_conditional_jumps,
3092 insert_insn_end_bb): Ditto.
3093 * ifcvt.c (merge_if_block, find_if_block, find_if_case_1,
3094 find_if_case_2): Ditto.
3095 * lambda-code.c (perfect_nestify): Ditto.
3096 * lcm.c (optimize_mode_switching): Ditto.
3097 * loop-doloop.c (doloop_modify): Ditto.
3098 * loop-init.c (loop_optimizer_init): Ditto.
3099 * loop-iv.c (simplify_using_initial_values): Ditto.
3100 * loop-unroll.c (unroll_loop_runtime_iterations): Ditto.
3101 * loop-unswitch.c (unswitch_loop): Ditto.
3102 * modulo-sched.c (generate_prolog_epilog): Ditto.
3103 * predict.c (combine_predictions_for_insn, estimate_probability,
3104 tree_estimate_probability, last_basic_block_p,
3105 estimate_bb_frequencies): Ditto.
3106 * profile.c (branch_prob): Ditto.
3107 * regrename.c (copyprop_hardreg_forward): Ditto.
3108 * sched-rgn.c (is_cfg_nonregular, find_rgns, update_live): Ditto.
3109 * tracer.c (layout_superblocks): Ditto.
3110 * tree-cfg.c (tree_can_merge_blocks_p, tree_merge_blocks,
3111 cfg_remove_useless_stmts_bb, cleanup_control_flow,
3112 cleanup_control_expr_graph, disband_implicit_edges,
3113 tree_find_edge_insert_loc, bsi_commit_edge_inserts,
3114 tree_verify_flow_info, tree_make_forwarder_block,
3115 tree_forwarder_block_p, remove_forwarder_block,
3116 remove_forwarder_block_with_phi, merge_phi_nodes): Ditto.
3117 * tree-if-conv.c (tree_if_conversion): Ditto.
3118 * tree-mudflap.c (mf_build_check_statement_for): Ditto.
3119 * tree-ssa-dce.c (remove_dead_stmt): Ditto.
3120 * tree-ssa-dom.c (dom_opt_finalize_block): Ditto.
3121 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p,
3122 copy_loop_headers): Ditto.
3123 * tree-ssa-loop-im.c (loop_commit_inserts): Ditto.
3124 * tree-ssa-loop-ivopts.c (compute_phi_arg_on_exit): Ditto.
3125 * tree-ssa-loop-manip.c (split_loop_exit_edge, ip_normal_pos,
3126 lv_adjust_loop_entry_edge, tree_ssa_loop_version): Ditto.
3127 * tree-ssa-loop-niter.c (simplify_using_initial_conditions): Ditto.
3128 * tree-ssa-loop-unswitch.c (simplify_using_entry_checks): Ditto.
3129 * tree-ssa-phiopt.c (tree_ssa_phiopt, value_replacement): Ditto.
3130 * tree-ssa-pre.c (compute_antic_aux, insert_aux, init_pre): Ditto.
3131 * tree-ssa-threadupdate.c (redirect_edges): Ditto.
3132 * tree-tailcall.c (independent_of_stmt_p, find_tail_calls,
3133 eliminate_tail_call, tree_optimize_tail_calls_1): Ditto.
3134 * tree-vect-analyze.c (vect_analyze_loop_form): Ditto.
3135 * tree-vect-transform.c (vect_update_ivs_after_vectorizer): Ditto.
3136 * tree-vectorizer.c (slpeel_update_phi_nodes_for_guard,
3137 slpeel_add_loop_guard): Ditto.
3139 2005-03-11 James A. Morrison <phython@gcc.gnu.org>
3141 PR tree-optimization/15784
3142 * fold-const.c (fold): Fold ~A + 1 to -A. Fold -A - 1
3145 * stmt.c (expand_case): Don't change index_type. Convert minval
3148 PR tree-optimization/20130
3149 * fold-const.c (fold): Fold x * -1 into -x.
3151 2005-03-11 Kaz Kojima <kkojima@gcc.gnu.org>
3153 PR rtl-optimization/20331
3154 * rtlanal.c (modified_between_p): Check its address first for MEM.
3155 (modified_in_p): Likewise.
3157 2005-03-11 Joseph S. Myers <joseph@codesourcery.com>
3159 * config.gcc (hppa*64*-*-hpux11*): Use pa/t-hpux-shlib.
3161 2005-03-10 Steven Bosscher <stevenb@suse.de>
3163 * expr.c (expand_expr_real_1): If possible, use a conditional
3164 move for expanding MIN_EXPR and MAX_EXPR.
3165 Use temp for moving around rtx-en.
3167 2005-03-10 Andrew Pinski <pinskia@physics.uc.edu>
3170 * simplify-rtx.c (simplify_relational_operation_1): Fix typo - check the
3173 2005-03-10 Roger Sayle <roger@eyesopen.com>
3175 * builtins.c (expand_builtin_signbit): Extend to handle floating
3176 point modes wider than the largest integer type, using the
3177 operand_subword_force function to obtain the signbit's word.
3179 2005-03-10 Jakub Jelinek <jakub@redhat.com>
3182 * combine.c (try_combine): If recog_for_combine added CLOBBERs
3183 to NEWI2PAT, fail to combine if they are used by NEWPAT.
3185 2005-03-10 Aldy Hernandez <aldyh@redhat.com>
3187 * doc/invoke.texi: Add 8540 to list of cpus in rs6000 cpu section.
3189 2005-03-10 Kazu Hirata <kazu@cs.umass.edu>
3191 * tree-outof-ssa.c (analyze_edges_for_bb): Make the return
3193 (perform_edge_inserts): Unconditionally call
3194 free_dominator_info.
3196 * tree-outof-ssa.c (analyze_edges_for_bb): Update a comment.
3198 2005-03-10 Bob Wilson <bob.wilson@acm.org>
3200 * config/xtensa/xtensa.h (MEMBER_TYPE_FORCES_BLK): Define.
3202 2005-03-10 Nathan Sidwell <nathan@codesourcery.com>
3204 * bitmap.c (bitmap_copy): Remove manual loop unrolling.
3206 * value-prof.c (rtl_find_values_to_profile): Use gcc_assert and
3208 (rtl_register_value_prof_hooks,
3209 tree_value_profile_transformations,
3210 tree_register_value_prof_hooks): Likewise.
3211 * var-tracking.c (stack_adjust_offset_pre_post,
3212 variable_htab_free, variable_union, dataflow_set_different_2,
3213 count_uses, variable_was_changed, set_frame_base_location,
3214 set_variable_part, emit_note_insn_var_location, vt_emit_notes,
3215 vt_add_function_parameters): Likewise.
3216 * varasm.c (named_section_real, named_section, make_decl_rtl,
3217 asm_emit_uninitialised, assemble_integer, decode_addr_const,
3218 const_hash_1, compare_constant, copy_constant, force_const_mem,
3219 output_constant_pool_2, output_constant_pool_1, output_constant,
3220 output_constructor, make_decl_one_only, decl_tls_model,
3221 default_no_named_section, default_elf_select_section_1,
3222 default_unique_section_1): Likewise.
3223 * vec.c (vec_gc_o_reserve, vec_heap_o_reserve): Likewise.
3224 * vmsdbgout.c (addr_const_to_string): Likewise.
3227 * function.c (struct assign_parm_data_one): Remove last_named
3229 (assign_parm_find_data_types): Don't determine last_named.
3230 Reorder named_parm determination.
3231 (assign_parms): Only setup varargs on the last non-varadic
3234 2005-03-10 Kazuhiro Inaoka <inaoka.lazuhiro@renesas.com>
3236 * config/m32r/m32r.md (load_sda_base_32): New pattern. Loads
3237 sda base address on medium model.
3239 2005-03-10 Zdenek Dvorak <dvorakz@suse.cz>
3241 * Makefile.in (tree-optimize.o): Add CFGLOOP_H dependence.
3242 * cfgloop.c (flow_loop_nodes_find): Export.
3243 * cfgloop.h (flow_loop_nodes_find, fix_loop_structure):
3245 * cfgloopmanip.c (fix_loop_structure): New function.
3246 * predict.c (predict_loops): Clean up the loops information.
3247 * tree-cfg.c (cleanup_tree_cfg_loop): New function.
3248 (tree_can_merge_blocks_p, remove_bb, tree_forwarder_block_p): Respect
3250 * tree-flow.h (cleanup_tree_cfg_loop): Declare.
3251 (rewrite_into_loop_closed_ssa): Declaration changed.
3252 * tree-loop-linear.c (linear_transform_loops): Add argument to
3253 rewrite_into_loop_closed_ssa call.
3254 * tree-ssa-loop-ch.c (copy_loop_headers): Ditto.
3255 * tree-ssa-loop-im.c (move_computations): Ditto.
3256 * tree-ssa-loop.c (tree_loop_optimizer_init): Ditto.
3257 * tree-vectorizer.c (vectorize_loops): Ditto.
3258 * tree-optimize.c: Include cfgloop.h.
3259 (execute_todo): Choose whether to call cleanup_tree_cfg or
3260 cleanup_tree_cfg_loop.
3261 * tree-ssa-loop-ivcanon.c (canonicalize_loop_induction_variables,
3262 (tree_unroll_loops_completely): Enable cleanup_tree_cfg_loop call.
3263 * tree-ssa-loop-unswitch.c (tree_ssa_unswitch_loops): Enable
3264 cleanup_tree_cfg_loop call.
3265 * tree-ssa-loop-manip.c (find_uses_to_rename_bb): New function.
3266 (find_uses_to_rename, rewrite_into_loop_closed_ssa): Support
3267 work on part of cfg.
3269 2005-03-10 Jakub Jelinek <jakub@redhat.com>
3272 * gimplify.c (gimplify_asm_expr): Handle input/output constraints
3273 with multiple alternatives.
3275 * stmt.c (parse_output_constraint): Fix a typo.
3277 2005-03-09 Bob Wilson <bob.wilson@acm.org>
3279 * config/xtensa/xtensa.h (TRAMPOLINE_TEMPLATE): Use "no-transform"
3280 assembly directive instead of deprecated "no-generics".
3282 2005-03-09 Ulrich Weigand <uweigand@de.ibm.com>
3284 * config/s390/s390.c (s390_secondary_output_reload_class): Adapt check
3285 for non-offsettable memory references to cope with outstanding reload
3287 * config/s390/s390.md ("reload_outti"): Call find_replacement to
3288 avoid losing outstanding address reloads.
3289 ("reload_outdi", "reload_outdf"): Likewise.
3291 2005-03-09 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3293 * builtins.c (fold_builtin_cbrt, fold_builtin_pow): Rearrange
3294 code. Add more cbrt transformations.
3296 2005-03-09 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3298 * fold-const.c (fold_unary_to_constant): Add FIX_ROUND_EXPR case.
3300 2005-03-09 Kazu Hirata <kazu@cs.umass.edu>
3302 * fold-const.c (fold_unary, fold_binary, fold_ternary): Return
3303 NULL_TREE when a given tree is not simplified.
3304 (fold): Return the original tree when any of the functions
3305 mentioned above NULL_TREE.
3307 * fold-const.c (fold_unary, fold_binary): Take decomposed
3308 arguments, code, type, op0, and op1 in case of fold_binary.
3309 (fold): Update calls to fold_unary and fold_binary.
3311 2005-03-09 Roger Sayle <roger@eyesopen.com>
3313 * builtins.c (fold_builtin_unordered_cmp): Change prototype to take
3314 a fndecl and an arglist instead of a CALL_EXPR, exp.
3316 2005-03-09 Kazu Hirata <kazu@cs.umass.edu>
3318 * cfglayout.c (fixup_reorder_chain): Remove old_bb.
3320 * cfgrtl.c (cfg_layout_merge_blocks): Remove new_e.
3322 * expr.c (expand_assignment): Remove orig_to_rtx.
3324 * fold-const.c (int_const_binop): Remove no_overflow.
3326 * ifcvt.c (noce_emit_move_insn): Remove inmode.
3328 * loop-iv.c (get_biv_step_1): Remove lhs.
3330 * loop-unroll.c (analyze_insns_in_loop): Remove preheader.
3332 * real.c (real_nan): Remove neg.
3334 * function.c (thread_prologue_and_epilogue_insns): Remove i
3337 * tree-data-ref.c (array_base_name_differ_p): Remove ta and
3340 * tree-eh.c (tree_could_trap_p): Remove idx.
3342 * tree-into-ssa.c (ann): Remove ann.
3344 * tree-outof-ssa.c (num_nodes): Remove num_nodes.
3346 * tree-sra.c (decide_block_copy): Remove inst_count.
3348 * tree-ssa-alias.c (may_alias_p): Remove v_ann.
3350 * tree-ssa-loop-im.c (lhs): Remove.
3352 * cfgbuild.c (state, STATE, SET_STATE,
3353 BLOCK_USED_BY_TABLEJUMP, FULL_STATE): Move just before
3355 (make_edges): Speed up by skipping blocks with BLOCK_ORIGINAL.
3356 (find_basic_blocks): Set the state of each basic block to
3359 2005-03-08 Jeff Law <law@redhat.com>
3361 * tree-cfg.c (cleanup_control_flow): If removal of a computed
3362 goto results in the removal of edges in the CFG, then we need
3363 to recompute dominators.
3365 2005-03-09 Ben Elliston <bje@au.ibm.com>
3367 * c-common.c (c_do_switch_warnings): Comment fix.
3369 2005-03-08 Julian Brown <julian@codesourcery.com>
3371 * Patch from 2005-03-08 reverted for causing regressions and
3372 ppc-darwin bootstrap failure.
3374 2005-03-08 Fariborz Jahanian <fjahanian@apple.com>
3376 * config/rs6000/rs6000.c (invalid_arg_for_unprototyped_fn):
3377 Define the real function for ppc-darwin.
3378 * c-typeck.c (convert_arguments): Check for target-specific
3379 invalid argument call to unprototyped function.
3380 * target-def.h (TARGET_INVALID_ARG_FOR_UNPROTOTYPED_FN):
3382 * target.h (invalid_arg_for_unprototyped_fn): New field
3384 * targhooks.c (hook_invalid_arg_for_unprototyped_fn): New
3385 default target hook.
3386 * targhooks.h (hook_invalid_arg_for_unprototyped_fn):
3389 2005-03-08 Kazu Hirata <kazu@cs.umass.edu>
3391 * c-typeck.c (constructor_stack, constructor_range_stack,
3392 initializer_stack): Make them static.
3394 * cfg.c (rbi_pool): Make it static.
3396 * gimple-low.c (lower_stmt_body): Make it static.
3397 * tree-flow.h: Remove the corresponding prototype. Don't
3400 * sched-deps.c (cache_size): Make it static.
3402 * stor-layout.c (lang_adjust_rli): Make it static.
3404 2005-03-08 Julian Brown <julian@codesourcery.com>
3406 * config/elfos.h (MAKE_DECL_ONE_ONLY): Redefined to stop DECL_WEAK
3407 from being used for symbols with vague linkage when
3408 HAVE_GAS_COMDAT_GROUP is true.
3410 2005-03-08 J"orn Rennecke <joern.rennecke@st.com>
3412 * jump.c (invert_jump_1): Don't call redirect_jump_1 with
3413 nlabel == JUMP_LABEL (jump).
3415 2005-03-08 Kazu Hirata <kazu@cs.umass.edu>
3417 * c-common.c, c-opts.c, combine.c, cse.c, dojump.c,
3418 gimplify.c, tree-dfa.c, tree-ssa-loop-ivopts.c,
3419 tree-ssa-phiopt.c, tree-ssa-pre.c, tree-ssa-sink.c,
3420 tree-vect-analyze.c, tree.def, tree.h: Fix comment formatting.
3422 2005-03-08 Alexey Neyman <alex.neyman@auriga.ru>
3425 * calls.c (flags_from_decl_or_type): Handle eturns_twice' attribute.
3426 * c-common.c (handle_returns_twice): New function.
3427 (c_common_attribute_table): Declare eturns_twice' attribute.
3428 * doc/extend.texi: Document eturns_twice' attribute.
3429 * tree.h (DECL_IS_RETURNS_TWICE): New macro.
3430 (struct tree_decl): Add returns_twice_flag.
3432 2005-03-08 Kazu Hirata <kazu@cs.umass.edu>
3434 * tree-ssa-phiopt.c: Fix a comment typo.
3436 * c-semantics.c, cfghooks.c, diagnostic.h, loop-iv.c,
3437 loop-unswitch.c, modulo-sched.c, stor-layout.c, tree-gimple.h,
3438 config/i386/cygwin1.c, doc/cfg.texi, doc/objc.texi: Update
3441 2005-03-08 Richard Henderson <rth@redhat.com>
3443 * config/alpha/alpha.c (code_for_builtin): Replace special-case
3444 builtin codes with ctzdi2, clzdi2, popcountdi2.
3445 (struct alpha_builtin_def): Add is_const.
3446 (zero_arg_builtins, one_arg_builtins, two_arg_builtins): Init it.
3447 (alpha_v8qi_u, alpha_v8qi_s, alpha_v4hi_u, alpha_v4hi_s): New.
3448 (alpha_init_builtins): Init them. Set nothrow and const attributes
3450 (alpha_fold_builtin_cmpbge, alpha_fold_builtin_zapnot,
3451 alpha_fold_builtin_extxx, alpha_fold_builtin_insxx,
3452 alpha_fold_builtin_mskxx, alpha_fold_builtin_umulh,
3453 alpha_fold_vector_minmax, alpha_fold_builtin_perr,
3454 alpha_fold_builtin_pklb, alpha_fold_builtin_pkwb,
3455 alpha_fold_builtin_unpkbl, alpha_fold_builtin_unpkbw,
3456 alpha_fold_builtin_cttz, alpha_fold_builtin_ctlz,
3457 alpha_fold_builtin_ctpop, alpha_fold_builtin): New.
3458 (TARGET_FOLD_BUILTIN): New.
3459 * config/alpha/alpha.md (UNSPEC_CTTZ): Remove.
3460 (UNSPEC_CTLZ, UNSPEC_CTPOP): Remove.
3462 (cttz, builtin_cttz, builtin_ctlz, builtin_ctpop): Remove.
3464 2005-03-08 Ira Rosen <irar@il.ibm.com>
3466 PR tree-optimization/20122
3467 * tree-vect-analyze.c (vect_object_analysis): Analyze initial
3468 condition of access function instead of base.
3470 2005-03-07 Jeff Law <law@redhat.com>
3471 Steven Bosscher <stevenb@suse.de>
3473 * tree-cfg.c (find_taken_edge_computed_goto): New function.
3474 (find_taken_edge): Call find_taken_edge_computed_goto as
3475 appropriate. Allow any gimple invariant rather than just
3476 INTEGER_CST for VAL.
3477 (cleanup_control_flow): Cleanup a computed goto which has turned
3479 (tree_merge_blocks): If block B has any forced labels, move
3480 them to the start of block A.
3481 * tree-ssa-dom.c (thread_across_edge): Allow threading across
3482 computed gotos as well.
3483 * tree-ssa-threadupdate.c (remove_ctrl_stmt_and_useless_edges): Handle
3484 removal of unnecessary computed gotos too.
3485 (lookup_redirection_data): Fix type of INSERT argument. Callers
3488 2005-03-08 Kazu Hirata <kazu@cs.umass.edu>
3490 * tree-ssa-phiopt.c: Update copyright. Fix indentations.
3491 Remove trailing spaces.
3493 * gimplify.c (gimple_push_bind_expr, gimple_pop_bind_expr,
3494 unshare_all_trees): Make them static.
3495 * tree-gimple.h: Remove the corresponding prototypes.
3497 * diagnostic.h: Remove unused prototype
3498 debug_output_buffer.
3499 * modulo-sched.c: Remove unused prototype
3500 set_row_column_for_ps.
3502 * tree-ssa-phiopt.c (tree_ssa_phiopt,
3503 replace_phi_edge_with_variable): Remove unused variable i.
3505 2005-03-07 Per Bothner <per@bothner.com>
3507 * tree.h (DECL_IS_BUILTIN): Reverted my patch from earlier today.
3509 2005-03-06 Andrew Pinski <pinskia@physics.uc.edu>
3512 * tree-ssa-phiopt.c (tree_ssa_phiopt): Rewrite so we base the
3513 bbs on the COND_EXPR instead of the PHI_NODEs.
3514 (candidate_bb_for_phi_optimization): Remove.
3515 (replace_phi_with_stmt): Rename to ...
3516 (replace_phi_edge_with_variable): this and change so that we
3517 replace the phi argument instead of removing the PHI.
3518 (conditional_replacement): Change so we deal with PHI with more
3520 (value_replacement): Likewise.
3521 (abs_replacement): Likewise.
3523 2005-03-07 Aldy Hernandez <aldyh@redhat.com>
3525 * config/rs6000/rs6000-protos.h: Rename output_e500_flip_eq_bit to
3526 output_e500_flip_gt_bit.
3528 * config/rs6000/rs6000.c (print_operand): case D: Print out bit 31
3530 (rs6000_generate_compare): Fix logic to look at the correct bits.
3531 (output_e500_flip_eq_bit): Rename to output_e500_flip_gt_bit.
3533 (rs6000_emit_sCOND): Rename gen_e500_flip_eq_bit to
3534 gen_e500_flip_gt_bit. Rename gen_move_from_CR_eq_bit to
3535 gen_move_from_CR_gt_bit.
3537 * config/rs6000/rs6000.md ("move_from_CR_eq_bit"): Change bit
3538 ("move_from_CR_eq_bit"): Rename to move_from_CR_gt_bit.
3539 (UNSPEC_MV_CR_EQ): Rename to UNSPEC_MV_CR_GT.
3541 * config/rs6000/spe.md ("e500_cr_ior_compare"): New.
3542 (E500_CR_IOR_COMPARE): New constant.
3544 2005-03-08 Earl Chew <earl_chew@agilent.com>
3545 David Billinghurst <David.Billinghurst@riotinto.com>
3547 * config/i386/host-cygwin.c: New file to support precompiled
3549 * config/i386/x-cygwin: Use host-cygwin.c on cygwin host
3550 * config.host: Use above files for cygwin host.
3552 2005-03-07 David Edelsohn <edelsohn@gnu.org>
3554 * fold-const.c (fold_binary_op_with_conditional_arg): Fix typo
3555 ordering ops from earlier change.
3557 2005-03-07 Per Bothner <per@bothner.com>
3559 Various fixes to allow us to again build if --enable-mapped-location:
3560 * c-decl.c (finish_function): Use SET_EXPR_LOCATION instead of
3561 unavailable annotate_with_file_line, if USE_MAPPED_LOCATION.
3562 * tree-cfg.c (remove_bb): If USE_MAPPED_LOCATION, change type of
3563 local variable loc. Change logic appropriately.
3564 * tree-vect-transform.c (vect_finish_stmt_generation): Use
3565 EXPR_LOCATION rather than EXPR_LOCUS if USE_MAPPED_LOCATION.
3566 * c-parser.c (c_parser_for_statement): Initialize loc variable.
3567 * tree.h (DECL_IS_BUILTIN): Temporarily revert definition of
3568 DECL_IS_BUILTIN in the USE_MAPPED_LOCATION because of jc1 issues.
3570 2005-03-07 Richard Sandiford <rsandifo@redhat.com>
3572 PR rtl-optimization/19683
3573 * reload1.c (choose_reload_regs): Pass the number of bits, not the
3574 number of bytes, to smallest_int_for_mode. Fix arguments to
3575 REG_CANNOT_CHANGE_MODE_P.
3577 2005-03-07 Eric Botcazou <ebotcazou@libertysurf.fr>
3579 * reorg.c (relax_delay_slots): Check that the jump is
3580 conditional before trying to invert it.
3582 2005-03-07 Kazu Hirata <kazu@cs.umass.edu>
3584 * bb-reorder.c (max_entry_frequency, max_entry_frequency):
3587 * calls (stack_arg_under_construction): Make it static.
3589 * flow.c (regs_live_at_setjmp): Make it static.
3590 * flow.h: Remove the corresponding prototype.
3592 * reload1.c (reload_startobj, reload_firstobj,
3593 something_needs_operands_changed, reload_inherited,
3594 reload_inheritance_insn, reload_override_in,
3595 reload_spill_index): Make them static.
3597 * recog.c (verify_changes): Make it static.
3598 * recog.h: Remove the corresponding prototype.
3600 * cfgbuild.c (find_sub_basic_blocks): Remove.
3601 * basic-block.h: Remove the corresponding prototype.
3602 * cfgexpand.c, cfgrtl.c: Don't mention find_sub_basic_blocks
3604 * doc/cfg.texi: Don't mention find_sub_basic_blocks.
3606 * tree-ssa-operands.c (check_build_stmt): Remove.
3608 * stor-layout.c (set_alignment): Remove.
3609 * tree.h: Remove the corresponding prototype.
3611 * tree-ssa-pre.c (has_abnormal_preds): Make it static.
3613 * tree-ssa-dce.c (control_dependence_map,
3614 visited_control_parents): Make them static.
3616 * cfghooks.c (verify_flow_info): Remove local variable
3619 * cfgrtl.c (rtl_verify_flow_info_1): Remove local variable
3622 * loop-unswitch.c (unswitch_loop): Remove local variable src.
3624 2005-03-07 David Billinghurst <David.Billinghurst@riotinto.com>
3626 * config/i386/cygwin1.c(mingw_scan): Use xstrdup in calls to putenv.
3628 2005-03-07 Joseph S. Myers <joseph@codesourcery.com>
3630 * config/ia64/hpux.h (LINK_SPEC): Add -z.
3631 * config/ia64/ia64.c (ia64_function_value): Return a REG not a
3632 PARALLEL for an empty structure.
3634 2005-03-07 Kazu Hirata <kazu@cs.umass.edu>
3636 * fold-const.c (fold_binary): Remove handling of RANGE_EXPR.
3638 * fold-const.c (fold_binary): Unroll the very first "for"
3641 2005-03-06 David Edelsohn <edelsohn@gnu.org>
3643 * config/rs6000/predicates.md (branch_comparison_operator): Remove
3644 redundant match_code test.
3645 (scc_comparison_operator): Swap match_operand and match_code
3647 (branch_positive_comparison_operator): Same.
3648 (trap_comparison_operator): Use comparison_operator and swap with
3651 2005-03-06 Marek Michalkiewicz <marekm@amelek.gda.pl>
3654 * config/avr/avr.c (print_operand): Add 'p' and 'r'.
3655 (out_movhi_r_mr): Read low byte of volatile MEM first.
3656 (out_movhi_mr_r): Write high byte of volatile MEM first.
3658 2005-03-05 Kazu Hirata <kazu@cs.umass.edu>
3660 * cselib.c (reg_values, reg_values_size): Make them static.
3662 * cse.c (cse_reg_info_table): Make it static.
3664 * fold-const.c (fold_unary): Use build1 instead of copy_node.
3666 2005-03-06 Zdenek Dvorak <dvorakz@suse.cz>
3668 * cse.c (find_best_addr): Use canon_for_address.
3670 2005-03-06 Kazu Hirata <kazu@cs.umass.edu>
3672 * cse.c (fold_rtx_subreg, fold_rtx_mem): New.
3673 (fold_rtx): Call fold_rtx_subreg and fold_rtx_mem to handle
3674 SUBREG and MEM, respectively.
3676 * fold-const.c (fold_binary): Use code instead of t.
3678 * fold-const.c (optimize_minmax_comparison): Take decomposed
3679 arguments code, type, op0, and op1 instead of t.
3680 (fold_binary): Update a call to optimize_minmax_comparison.
3682 * fold-const.c (fold_range_test): Take decomposed arguments
3683 code, type, op0, and op1 instead of t.
3684 (fold_binary): Update a call to fold_range_test.
3686 * fold-const.c (fold_binary_op_with_conditional_arg): Take
3687 decomposed arguments code, type, op0, and op1 instead of t.
3688 (fold_binary): Update a call to fold_range_test.
3690 2005-03-06 Kazu Hirata <kazu@cs.umass.edu>
3692 * fold-const.c (fold_binary): Avoid directly using the original
3693 expression t as much as possible.
3695 2005-03-05 Kazu Hirata <kazu@cs.umass.edu>
3697 * c-semantics.c (build_stmt): Use TYPE_P instead of
3698 IS_NON_TYPE_CODE_CLASS.
3699 * tree.h (IS_NON_TYPE_CODE_CLASS): Remove.
3700 (NON_TYPE_CHECK): Use TYPE_P instead of
3701 IS_NON_TYPE_CODE_CLASS.
3703 * fold-const.c (fold): Remove handling of binary expressions.
3705 2005-03-05 James A. Morrison <phython@gcc.gnu.org>
3707 * doc/c-tree.texi: Wrap comments in @r{}.
3708 * doc/cpp.texi: Likewise.
3709 * doc/cppinternals.texi: Likewise.
3710 * doc/extend.texi: Likewise.
3711 * doc/md.texi: Likewise.
3712 * doc/objc.texi: Likewise.
3713 * doc/sourcebuild.texi: Likewise.
3714 * doc/tm.texi: Likewise.
3717 2005-03-05 Kazu Hirata <kazu@cs.umass.edu>
3719 * predict.c (apply_return_prediction): Standardize PHI chain
3721 * tree-ssa.c (ssa_redirect_edge): Likewise.
3723 * genattrtab.c, genemit.c, genoutput.c, genrecog.c,
3724 gensupport.c, jump.c, tree-phinodes.c, unwind-dw2-fde-glibc.c:
3727 * tree-phinodes.c (remove_phi_node): Drop the last argument.
3728 * tree-flow.h: Adjust the prototype for remove_phi_node.
3729 * lambda-code.c (perfect_nestify): Adjust a call to
3732 (remove_phi_nodes_and_edges_for_unreachable_block): Likewise.
3733 * tree-outof-ssa.c (eliminate_virtual_phis, remove_ssa_form):
3735 * tree-ssa-dce.c (remove_dead_phis): Likewise.
3736 * tree-ssa-loop-ivopts.c (remove_statement): Likewise.
3737 * tree-ssa-pre.c (remove_dead_inserted_code): Likewise.
3738 * tree-ssa.c (kill_redundant_phi_nodes): Likewise.
3740 * combine.c (simplify_and_const_int): Use gen_int_mode instead
3741 of GEN_INT (trunc_int_for_mode (...)).
3742 * loop-iv.c (iv_number_of_iterations): Likewise.
3743 * postreload.c (reload_cse_move2add): Likewise.
3744 * simplify-rtx.c (simplify_const_unary_operation,
3745 simplify_const_binary_operation): Likewise.
3746 * stor-layout.c (get_mode_bounds): Likewise.
3748 * fold-const.c (fold_binary): New.
3749 (fold): Call fold_binary on binary expressions.
3751 2005-03-05 Richard Sandiford <rsandifo@redhat.com>
3753 * doc/invoke.texi: Document new MIPS -msym32 and -mno-sym32 options.
3754 * config/mips/mips.h (MASK_SYM32, TARGET_SYM32): New macros.
3755 (TARGET_SWITCHES): Add -msym32 and -mno-sym32.
3756 (ABI_HAS_64BIT_SYMBOLS): Set to false if TARGET_SYM32.
3757 (ASM_SPEC): Pass down -msym32 and -mno-sym32.
3759 2005-03-04 Devang Patel <dpatel@apple.com>
3761 PR tree-optimization/18815
3762 * tree-if-conv.c (combine_blocks): Adjust loop header edges for
3763 loops with zero exit edges.
3765 2005-03-04 Devang Patel <dpatel@apple.com>
3767 * doc/invoke.texi: Remove reference to webpage that does not exist.
3769 2005-03-04 John David Anglin <dave.danglin@nrc-cnrc.gc.ca>
3770 Joseph S. Myers <joseph@codesourcery.com>
3773 * pa/elf.h, pa64-hpux.h, som.h (ASM_OUTPUT_EXTERNAL_REAL): Define.
3774 (ASM_OUTPUT_EXTERNAL): Call pa_hpux_asm_output_external.
3775 * pa-protos.h (pa_hpux_asm_output_external): Add prototype.
3776 * pa.c (get_plabel): Change argument to symbol_ref. Call
3777 maybe_get_identifier instead of get_identifier.
3778 (pa_hpux_asm_output_external, pa_hpux_file_end): New functions.
3779 (struct deferred_plabel): Replace name field with symbol field.
3780 (TARGET_ASM_FILE_END): Define as pa_hpux_file_end if
3781 ASM_OUTPUT_EXTERNAL_REAL is defined.
3782 (output_global_address): Use output_addr_const for output of all
3784 (output_deferred_plabels): Use symbol_ref instead of name for address
3786 * pa.h (SYMBOL_FLAG_REFERENCED, SYMBOL_REF_REFERENCED_P,
3787 ASM_OUTPUT_SYMBOL_REF): New macros.
3788 * som.h (ASM_OUTPUT_EXTERNAL_LIBCALL): Use assemble_name_raw. Update
3790 (ASM_WEAKEN_LABEL): Use targetm.asm_out.globalize_label to globalize
3793 2005-03-05 Joseph S. Myers <joseph@codesourcery.com>
3795 * config.gcc (hppa*64*-*-hpux11*): Use pa/pa-hpux1111.h for
3796 *-*-hpux11.[1-9]*, not just for *-*-hpux11.11.
3798 2005-03-04 Jeff Law <law@redhat.com>
3800 * basic-block.h (rediscover_loops_after_threading): Declare.
3801 * tree-ssa-dom.c: Include cfgloop.h.
3802 (tree_ssa_dominator_optimize): Discover loops and some basic
3803 properties. Remove forwarder blocks recreated by loop header
3804 canonicalization. Also mark backedges in the CFG.
3805 * tree-ssa-threadupdate.c: Include cfgloop.h
3806 (rediscover_loops_after_threading): Define.
3807 (struct local_info): New field, JUMP_THREADED.
3808 (prune_undesirable_thread_requests): New function.
3809 (redirect_edges): Clear EDGE_ABNORMAL. If edges were threaded
3810 then record that fact for the callers of redirct_edges.
3811 (thread_block): If BB has incoming backedges, then call
3812 prune_undesirable_thraed_requests. Note when we are
3813 going to have to rediscover loop information. Return a
3814 boolean indicating if any jumps were threaded.
3815 (thread_through_all_blocks): Bubble up boolean indicating
3816 if any jumps were threaded.
3817 * Makefile.in (tree-ssa-dom.o): Depend on cfgloop.h
3818 (tree-ssa-threadupdate.o): Similarly.
3820 2005-03-04 Kazu Hirata <kazu@cs.umass.edu>
3822 * fold-const.c (fold_ternary): Unroll the "for" loop to
3825 2005-03-04 Andrew Haley <aph@redhat.com>
3827 * unwind-dw2-fde-glibc.c (struct
3828 unw_eh_callback_data.check_cache): New field.
3829 (frame_hdr_cache): New.
3830 (_Unwind_IteratePhdrCallback): Add ext_dl_phdr_info.
3831 Cache frame header info.
3833 2005-03-04 Richard Sandiford <rsandifo@redhat.com>
3835 * rtl.h (copy_rtx_ptr_loc, print_rtx_ptr_loc, join_c_conditions)
3836 (print_c_condition): Declare.
3837 * read-rtl.c (ptr_loc): New structure.
3838 (ptr_locs, ptr_loc_obstack, joined_conditions)
3839 (joined_conditions_obstack): New variables.
3840 (leading_ptr_hash, leading_ptr_eq_p, set_rtx_ptr_loc)
3841 (get_rtx_ptr_loc, copy_rtx_ptr_loc, print_rtx_ptr_loc)
3842 (join_c_conditions, print_c_condition): New functions.
3843 (apply_macro_to_string): Associate the new string with the same
3844 source location as the old one.
3845 (add_condition_to_string): Use join_c_conditions.
3846 (read_string): Use set_rtx_ptr_loc to record a filename and line
3847 number for the string.
3848 (read_rtx): Initialize the new variables above.
3849 * genattrtab.c (write_test_expr, write_attr_value): Use
3851 * genconditions.c (write_header): Don't define MAYBE_EVAL. Move its
3852 comment above the GCC_VERSION check.
3853 (write_one_condition): Use print_rtx_ptr_loc and print_c_condition.
3854 Inline the definition of MAYBE_EVAL.
3855 * genemit.c (gen_expand, gen_split): Use print_rtx_ptr_loc.
3856 * genoutput.c (process_template): Likewise.
3857 * genpreds.c (write_predicate_subfunction): Likewise.
3858 (write_predicate_expr): Use print_c_condition.
3859 * genrecog.c (write_cond): Likewise.
3860 * gensupport.c (process_rtx): Use join_c_conditions to join the
3861 conditions of a define_insn_and_split. Record a source location
3862 for the string after the "&&".
3863 (alter_test_for_insn): Use join_c_conditions.
3865 2005-03-04 Andrew Pinski <pinskia@physics.uc.edu>
3868 2005-03-03 James A. Morrison <phython@gcc.gnu.org>
3869 PR tree-optimization/15784
3870 * fold-const.c (fold): Fold ~A + 1 to -A. Fold -A - 1
3873 2005-03-04 Ben Elliston <bje@au.ibm.com>
3875 * gcc.c (option_map): Add --coverage.
3876 (LINK_COMMAND_SPEC): Pass -lgcov for `coverage'.
3877 (cc1_options): Pass -fprofile-arcs -ftest-coverage for `coverage'.
3878 * config/darwin.h: Pass -lgcov for `coverage'.
3879 * doc/invoke.texi (Debugging Options): Document --coverage.
3881 2005-03-04 Kazu Hirata <kazu@cs.umass.edu>
3883 * gcse.c (bypass_block): Use find_edge wherever possible.
3885 2005-03-03 Daniel Berlin <dberlin@dbrelin.org>
3889 * c-opts.c (c_common_parse_file): Call start_source_file
3890 and end_source_file at the approriate times.
3892 * dwarf2out.c (dwarf2out_finish): Don't auto-end
3893 the main file, it will be done for us now.
3895 2005-03-04 Kazu Hirata <kazu@cs.umass.edu>
3897 * fold-const.c (fold_ternary): New.
3898 (fold): Call fold_ternary on ternary expressions. Remove
3899 handling of ternary expressions.
3901 2005-03-03 James A. Morrison <phython@gcc.gnu.org>
3903 PR tree-optimization/15784
3904 * fold-const.c (fold): Fold ~A + 1 to -A. Fold -A - 1
3907 2005-03-03 David Edelsohn <edelsohn@gnu.org>
3909 * config/rs6000/predicates.md (branch_comparison_operator):
3910 Convert from C block to conditional format.
3912 2005-03-03 Jan Hubicka <jh@suse.cz>
3914 * tree-dfa.c (add_referenced_var): Don't walk initializer of external
3915 and non-constant public variables.
3917 2005-03-03 Kazu Hirata <kazu@cs.umass.edu>
3919 * tree-cfg.c (stmt_starts_bb_p): Clean up by replacing code
3922 * cfgexpand.c (construct_exit_block): Use EDGE_PRED instead of
3925 * tree-phinodes.c (remove_phi_node): Clean up by factoring out
3926 calls to release_ssa_name and release_phi_node.
3928 * fold-const.c (fold): Remove handling of unary expressions.
3930 * fold-const.c (fold_unary): Avoid directly using the original
3931 expression t as much as possible.
3933 2005-03-03 Roger Sayle <roger@eyesopen.com>
3934 Andrew Pinski <pinskia@physics.uc.edu>
3936 * jump.c (redirect_exp_1): If nlabel is a NULL pointer create a
3937 RETURN rtx, and not a LABEL_REF containing a NULL pointer.
3939 2005-03-03 Hans-Peter Nilsson <hp@axis.com>
3941 Describe special registers SRP and MOF as allocatable registers.
3942 * config/cris/cris.c (cris_md_asm_clobbers): New function.
3943 (TARGET_MD_ASM_CLOBBERS): Define to cris_md_asm_clobbers.
3944 (cris_conditional_register_usage): Enable CRIS_MOF_REGNUM if
3945 TARGET_HAS_MUL_INSNS.
3946 (cris_print_operand) <case 'd'>: New case.
3947 <case REG>: Allow CRIS_MOF_REGNUM and CRIS_SRP_REGNUM.
3948 * config/cris/cris.h (CRIS_PC_REGNUM, CRIS_SRP_REGNUM): Don't
3950 (FIRST_PSEUDO_REGISTER, FIXED_REGISTERS, CALL_USED_REGISTERS)
3951 (REG_ALLOC_ORDER): Update for MOF.
3952 (enum reg_class): New members MOF_REGS, GENERAL_REGS and
3954 (GENERAL_REGS): No longer a define of ALL_REGS.
3955 (REGNO_REG_CLASS, REG_CLASS_CONTENTS, REG_CLASS_NAMES)
3956 (PREFERRED_RELOAD_CLASS, REGISTER_NAMES, DBX_REGISTER_NUMBER):
3958 (CRIS_SPECIAL_REGS_CONTENTS): New macro.
3959 (REG_CLASS_FROM_LETTER): Allocate 'h' and 'x'.
3960 (SECONDARY_RELOAD_CLASS): Define.
3961 (STACK_POINTER_REGNUM): Define as CRIS_SP_REGNUM.
3962 (FRAME_POINTER_REGNUM): Define as CRIS_FP_REGNUM.
3963 (ARG_POINTER_REGNUM): Define as CRIS_AP_REGNUM.
3964 (STATIC_CHAIN_REGNUM): Define as CRIS_STATIC_CHAIN_REGNUM.
3965 (REGISTER_MOVE_COST): Define.
3966 (PIC_OFFSET_TABLE_REGNUM): Define in terms of CRIS_GOT_REGNUM.
3967 * config/cris/cris.md (CRIS_GOT_REGNUM, CRIS_STATIC_CHAIN_REGNUM)
3968 (CRIS_FP_REGNUM, CRIS_SP_REGNUM, CRIS_SRP_REGNUM, CRIS_AP_REGNUM)
3969 (CRIS_MOF_REGNUM): New define_constants.
3970 ("*movsi_internal", "movhi", "movqi", "movsf"): Add alternatives for
3972 ("reload_inhi", "reload_outhi", "reload_inqi", "reload_outqi"):
3974 ("umulhisi3", "umulqihi3", "mulsi3", "mulqihi3", "mulhisi3")
3975 ("mulsidi3", "umulsidi3", "smulsi3_highpart", "umulsi3_highpart"):
3976 Adjust for MOF being properly described as a register.
3977 (indir_to_reg_split): Name this split. Conditionalize on the
3978 destination register being a general register.
3979 (movei): Conditionalize on on operands 0 and 1 having the same
3982 2005-03-03 Alan Modra <amodra@bigpond.net.au>
3985 * config/rs6000/rs6000.c (rs6000_override_options): Don't allow
3986 -mcpu to override any other explicitly given flags.
3988 2005-03-02 J"orn Rennecke <joern.rennecke@st.com>
3990 * recog.c (verify_changes, confirm_change_group): New functions,
3991 broken out of apply_change_group.
3992 (apply_change_group): Use them.
3993 * recog.h (verify_change, confirm_change_group): Declare.
3994 * rtl.h (redirect_jump_2): Declare.
3995 * jump.c (redirect_exp, invert_exp): Delete.
3996 (invert_exp_1): Take second parameter. Return value. Changed caller.
3997 (redirect_jump_2): New function, broken out of redirect_jump.
3998 (redirect_jump): Use redirect_jump_1 and redirect_jump_2.
3999 (invert_jump): Use invert_jump_1 and redirect_jump_2.
4000 * ifcvt.c (dead_or_predicable): Use redirect_jump_2.
4002 2005-03-02 Geoffrey Keating <geoffk@apple.com>
4004 * varasm.c (named_section): Use xstrdup rather than doing it by
4007 * config/darwin8.h (LIB_SPEC): Switch -lmx and -lSystem.
4009 2005-03-02 Devang Patel <dpatel@apple.com>
4011 Undo PR tree-optimization/18815 fix.
4013 2005-03-02 Devang Patel <dpatel@apple.com>
4015 PR tree-optimization/18815
4016 * tree-if-conv.c (combine_blocks): Adjust loop header edges for
4017 loops with zero exit edges.
4019 2005-03-02 Kazu Hirata <kazu@cs.umass.edu>
4021 * cfg.c (connect_src, connect_dest, disconnect_src,
4022 disconnct_dest): New.
4023 (unchecked_make_edge, remove_edge, redirect_edge_succ,
4024 redirect_edge_pred): Use the new functions.
4026 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Call
4027 free_dominance_info only when needed.
4029 2005-03-02 David Edelsohn <edelsohn@gnu.org>
4032 * config/rs6000/predicates.md (reg_or_cint64_operand): Fix typo.
4033 (reg_or_sub_cint64_operand): Same.
4035 2005-03-02 Jeff Law <law@redhat.com>
4037 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Fix setting of
4038 CFG_ALTERED in the main DOM iteration loop.
4040 2005-03-02 Mark Mitchell <mark@codesourcery.com>
4043 * varasm.c (initializer_constant_valid_p): Allow conversions
4044 between OFFSET_TYPEs. Tidy.
4046 2005-03-02 Hans-Peter Nilsson <hp@axis.com>
4048 * config/cris/cris.md ("return"): Remove epilogue delay list
4051 2005-03-02 Daniel Jacobowitz <dan@codesourcery.com>
4053 * config/arm/linux-elf.h (ARM_FUNCTION_PROFILER): Do not use (PLT)
4055 * config/arm/netbsd-elf.h (ARM_FUNCTION_PROFILER): Likewise.
4057 2005-03-02 Kazu Hirata <kazu@cs.umass.edu>
4059 * cfgloop.h, cfgloopanal.c, cfgloopmanip.c, conflict.c,
4060 loop-init.c, loop-unroll.c, print-tree.c, reg-notes.def,
4061 config/m68k/m68k.c, config/mips/mips.h,
4062 config/rs6000/rs6000-protos.h, doc/contrib.texi,
4063 doc/include/gcc-common.texi: Update copyright.
4065 PR middle-end/18029 and PR middle-end/18030
4066 * expr.c (optimize_bitfield_assignment_op): Add a special case
4067 to handle BIT_IOR_EXPR and BIT_XOR_EXPR.
4069 * fold-const.c (fold_unary): New.
4070 (fold): Call fold_unary on unary expressions.
4072 2005-03-02 Richard Guenther <rguenth@gcc.gnu.org>
4074 * cgraph.h (struct cgraph_edge): Add prev_caller and
4076 (cgraph_node_remove_callees): Export.
4077 * cgraph.c (cgraph_create_edge): Initialize prev_caller
4079 (cgraph_edge_remove_callee): New function.
4080 (cgraph_edge_remove_caller): Likewise.
4081 (cgraph_remove_edge): Use.
4082 (cgraph_redirect_edge_callee): Likewise.
4083 (cgraph_node_remove_callees): New function.
4084 (cgraph_node_remove_callers): Likewise.
4085 (cgraph_remove_node): Use.
4086 * tree-optimize.c (tree_rest_of_compilation): Use
4087 cgraph_node_remove_callees instead of manual loop.
4088 * cgraphunit.c (cgraph_finalize_function): Likewise.
4089 (cgraph_expand_function): Likewise.
4090 (cgraph_remove_unreachable_nodes): Likewise.
4092 2005-03-02 Joseph S. Myers <joseph@codesourcery.com>
4095 * c-tree.h (undeclared_variable, build_external_ref): Add extra
4097 * c-decl.c (undeclared_variable): Take location as argument.
4098 * c-typeck.c (build_external_ref): Likewise.
4099 * c-parser.c (c_parser_postfix_expression): Pass location of
4100 identifier to build_external_ref.
4102 2005-03-01 David Edelsohn <edelsohn@gnu.org>
4104 * config/rs6000/rs6000.md (cceq splitter): Use operand mode, not
4105 CCEQ mode for branch_positive_comparison_operator test.
4106 * config/rs6000/predicates (branch_comparison_operator): Revert to
4108 (scc_comparison_operator): Same.
4109 (branch_positive_comparison_operator): Same.
4111 2005-03-01 Hans-Peter Nilsson <hp@axis.com>
4113 * config/cris/cris.c (cris_eligible_for_epilogue_delay)
4114 (cris_delay_slots_for_epilogue): Remove.
4115 (save_last): Move into cris_target_asm_function_epilogue.
4116 (cris_target_asm_function_epilogue): Remove tests for file being
4118 * config/cris/cris-protos.h (cris_eligible_for_epilogue_delay)
4119 (cris_delay_slots_for_epilogue): Remove prototypes.
4120 * config/cris/cris.h (DELAY_SLOTS_FOR_EPILOGUE)
4121 (ELIGIBLE_FOR_EPILOGUE_DELAY): Do not define.
4123 2005-03-01 David Edelsohn <edelsohn@gnu.org>
4125 * config/rs6000/predicates.md (branch_comparison_operator): Change
4126 to define_special_predicate.
4127 (scc_comparison_operator): Same.
4128 (branch_positive_comparison_operator): Same.
4130 2005-03-01 Daniel Berlin <dberlin@dberlin.org>
4132 * Makefile.in (tree-ssa-sink.o): New.
4133 (OBJS-common): Add tree-ssa-sink.o.
4134 * common.opt: Add -ftree-sink
4135 * opts.c (decode_options): flag_tree_sink is set at O1 or higher.
4136 * timevar.def (TV_TREE_SINK): new timevar.
4137 * tree-flow.h (is_hidden_global_store): Prototype.
4138 * tree-optimize.c (init_tree_optimization_passes): Add
4140 * tree-pass.h (pass_sink_code): New.
4141 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Move checking
4142 for non-obvious global store store to is_hidden_global_store, and
4143 call that new function.
4144 * tree-ssa-sink.c: New file.
4145 * doc/invoke.texi: Document -fdump-tree-sink and -ftree-sink.
4146 * doc/passes.texi: Document forward store motion.
4147 * testsuite/gcc.dg/tree-ssa/ssa-sink-1.c: New test
4148 * testsuite/gcc.dg/tree-ssa/ssa-sink-2.c: New test
4149 * testsuite/gcc.dg/tree-ssa/ssa-sink-3.c: New test
4150 * testsuite/gcc.dg/tree-ssa/ssa-sink-4.c: New test
4152 2005-03-01 Per Bothner <per@bothner.com>
4154 * diagnostic.c (diagnostic_build_prefix): If USE_MAPPED_LOCATION
4155 and we have a non-zero column-number, add it to the message.
4156 Also factor out the diagnostic_kind_text.
4158 2005-03-01 Zdenek Dvorak <dvorakz@suse.cz>
4160 * cfgloop.c (flow_loop_entry_edges_find, flow_loop_exit_edges_find,
4161 flow_loop_pre_header_scan, flow_loop_pre_header_find,
4162 flow_loop_scan): Removed.
4163 (flow_loop_dump): Do not dump removed fields.
4164 (flow_loop_free): Do not free removed fields.
4165 (flow_loops_find): Flags argument removed. Do not call flow_loop_scan.
4166 (loop_exit_edge_p): New function.
4167 * cfgloop.h (struct loop): Removed fields pre_header, pre_header_edges,
4168 num_pre_header_edges, entry_edges, num_entries, exit_edges,
4169 num_exits, exits_doms.
4170 (LOOP_TREE, LOOP_PRE_HEADER, LOOP_ENTRY_EDGES, LOOP_EXIT_EDGES,
4171 LOOP_EDGES, LOOP_ALL): Removed.
4172 (flow_loop_scan): Declaration removed.
4173 (loop_exit_edge_p, mark_loop_exit_edges): Declare.
4174 * cfgloopmanip.c (create_loop_notes): Do not pass flags to
4176 * ifcvt.c (mark_loop_exit_edges): Moved to cfgloopanal.c.
4177 (if_convert): Call flow_loops_find and flow_loops_free
4178 when calling mark_loop_exit_edges.
4179 * cfgloopanal.c (mark_loop_exit_edges): Moved from
4180 ifcvt.c. Removed the flow_loops_find, flow_loops_free and
4181 free_dominance_info calls.
4182 * loop-init.c (flow_loops_find): Ditto.
4183 * passes.c (rest_of_handle_branch_prob): Ditto.
4184 * lambda-code.c (perfect_nestify): Do not call flow_loops_find.
4185 * loop-unroll.c (analyze_insns_in_loop): Do not use
4187 * predict.c (predict_loops): Do not call flow_loop_scan.
4188 Use get_loop_exit_edges.
4189 (tree_estimate_probability): Do not pass flags to flow_loops_find.
4190 * tree-if-conv.c (bb_with_exit_edge_p): Take loop as argument.
4191 Do not use EDGE_LOOP_EXIT.
4192 (tree_if_convert_cond_expr, if_convertible_modify_expr_p): Pass loop
4193 to bb_with_exit_edge_p.
4194 (if_convertible_loop_p): Do not call flow_loop_scan. Use
4195 loop->single_exit. Do not use EDGE_LOOP_EXIT. Pass loop
4196 to bb_with_exit_edge_p.
4197 (combine_blocks): Pass loop to bb_with_exit_edge_p. Do not use
4199 * tree-loop-linear.c (linear_transform_loops): Do not call
4200 flow_loop_scan. Use loop->single_exit.
4201 * tree-vect-analyze.c (vect_analyze_operations): Use loop->single_exit.
4202 (vect_analyze_loop_form): Do not call flow_loop_scan.
4203 * tree-vect-transform.c (vect_update_ivs_after_vectorizer): Use
4205 (vect_do_peeling_for_loop_bound): Use loop_preheader_edge and
4207 * tree-vectorizer.c (slpeel_update_phis_for_duplicate_loop,
4208 slpeel_make_loop_iterate_ntimes, slpeel_can_duplicate_loop_p,
4209 slpeel_tree_duplicate_loop_to_edge_cfg,
4210 slpeel_verify_cfg_after_peeling, slpeel_tree_peel_loop_to_edge):
4211 Use loop_preheader_edge and loop->single_exit. Do not call
4214 2005-03-01 Nick Clifton <nickc@redhat.com>
4216 * config/arm/arm.c (thumb_find_work_register): Check all of the
4217 argument registers to see if they are free, and a couple of
4218 special cases where the last argument register but can be proved
4219 to be available during the function's prologue.
4220 (print_multi_reg, arm_compute_save_reg0_reg12_mask,
4221 output_return_instruction, emit_multi_reg_push, thumb_pushpop,
4222 thumb_unexpanded_epilogue): Use unsigned long as the type for the
4224 (thumb_compute_save_reg_mask): Likewise. Also use
4225 thumb_find_work_register() to ensure that there is agreement about
4226 which work register is going to be used in the prologue.
4227 (thumb_output_function_prologue): Use unsigned long as the type
4228 for the register bit-mask. Also delay pushing the link register if
4229 other high registers are going to be pushed.
4230 (thumb_compute_save_reg_mask, emit_multi_reg_push,
4231 print_multi-reg, number_of_first_bit_set, thumb_pushpop): Remove
4232 redundant prototypes.
4234 2005-02-28 John David Anglin <dave.anglin#nrc-cnrc.gc.ca>
4237 * pa.h (GO_IF_LEGITIMATE_ADDRESS): Allow allow hard registers during
4238 and after reload in REG+REG indexed addresses without REG_POINTER
4239 set in the base and not set in the index.
4241 2005-02-28 Kaz Kojima <kkojima@gcc.gnu.org>
4243 * config/sh/linux.h (MD_EXEC_PREFIX, MD_STARTFILE_PREFIX):
4244 Don't undefine here.
4245 (HANDLE_PRAGMA_PACK_PUSH_POP): Delete.
4246 (NO_IMPLICIT_EXTERN_C, CPLUSPLUS_CPP_SPEC): Likewise.
4247 (TARGET_OS_CPP_BUILTINS): Use LINUX_TARGET_OS_CPP_BUILTINS.
4248 (LIB_SPEC, LINK_EH_SPEC, STARTFILE_SPEC, ENDFILE_SPEC,
4249 LINK_GCC_C_SEQUENCE_SPEC, USE_LD_AS_NEEDED, TARGET_C99_FUNCTIONS):
4251 * config.gcc (sh*-*-linux*): Use config/linux.h.
4253 2005-02-28 Dale Johannesen <dalej@apple.com>
4254 Stan Shebs <shebs@apple.com>
4256 Rewrite of 64-bit Darwin structure-by-value pass/return.
4257 * config/rs6000/rs6000.h (CUMULATIVE_ARGS): New fields
4258 intoffset, use_stack, named.
4259 * config/rs6000/rs6000.c (rs6000_darwin64_function_arg): Remove.
4260 (rs6000_darwin64_record_arg_advance_flush): New.
4261 (rs6000_darwin64_record_arg_advance_recurse): New.
4262 (rs6000_darwin64_record_arg_flush): New.
4263 (rs6000_darwin64_record_arg_recurse): New.
4264 (rs6000_darwin64_record_arg): New.
4265 (rs6000_return_in_memory): Remove AGGREGATE_TYPE_P check.
4266 (function_arg_boundary): Handle 128-bit aligned structs.
4267 (function_arg_advance): Rewrite darwin64 struct handling.
4268 (function_arg): Call rs6000_darwin64_record_arg.
4269 (function_arg_partial_nregs): Handle darwin64 structs.
4270 (rs6000_darwin64_function_value): Remove.
4271 (rs6000_function_value): Call rs6000_darwin64_record_arg.
4273 2005-02-28 Roger Sayle <roger@eyesopen.com>
4275 PR tree-optimization/20216
4276 * tree-chrec.c (tree_fold_factorial): Delete.
4277 (tree_fold_binomial): Change argument list to take a return type
4278 and change the type of K to unsigned int. Rewrite to avoid explicit
4279 evaluation of factorials, and (recursively) calling fold to perform
4280 compile-time arithmetic. Return NULL on (internal) overflow.
4281 (chrec_evaluate): Change type of K to an unsigned int. Avoid
4282 calling tree_fold_binomial unnecessarily. Return chrec_dont_know
4283 if any intermediate calculation overflows.
4284 (chrec_apply): Update call to chrec_evaluate.
4286 2005-02-28 James E Wilson <wilson@specifixinc.com>
4288 * config/mips/mips.h (NO_PROFILE_COUNTERS): Define.
4290 2005-02-28 Joseph S. Myers <joseph@codesourcery.com>
4293 * c-parser.c (c_parser_compound_statement): Return error_mark_node
4294 instead of NULL_TREE on error.
4296 2005-02-28 David Edelsohn <edelsohn@gnu.org>
4298 * config/rs6000/rs6000.c (EASY_VECTOR_15): Remove.
4299 (EASY_VECTOR_15_ADD_SELF): Remove.
4300 (num_insns_constant_wide): Not static.
4301 (validate_condition_mode): Not static.
4302 (toc_relative_expr_p): Not static.
4303 (legitimate_indirect_address_p): Not static.
4304 (macho_lo_sum_memory_operand): Not static.
4305 (invalid_e500_subreg): Not static.
4306 (easy_vector_same): Not static.
4307 (easy_vector_splat_const): Not static.
4308 (RS6000_SYMBOL_REF_TLS_P): Remove.
4309 (any_operand): Delete.
4310 (any_parallel_operand): Delete.
4311 (count_register_operand): Delete.
4312 (altivec_register_operand): Delete.
4313 (xer_operand): Delete.
4314 (s8bit_cint_operand): Delete.
4315 (short_cint_operand): Delete.
4316 (u_short_cint_operand): Delete.
4317 (non_short_cint_operand): Delete.
4318 (exact_log2_cint_operand): Delete.
4319 (gpc_reg_operand): Delete.
4320 (cc_reg_operand): Delete.
4321 (cc_reg_not_cr0_operand): Delete.
4322 (reg_or_short_operand): Delete.
4323 (reg_or_neg_short_operand): Delete.
4324 (reg_or_aligned_short_operand): Delete.
4325 (reg_or_u_short_operand): Delete.
4326 (reg_or_cint_operand): Delete.
4327 (reg_or_arith_cint_operand): Delete.
4328 (reg_or_add_cint64_operand): Delete.
4329 (reg_or_sub_cint64_operand): Delete.
4330 (reg_or_logical_cint_operand): Delete.
4331 (got_operand): Delete.
4332 (got_no_const_operand): Delete.
4333 (easy_fp_constant): Delete.
4334 (easy_vector_constant): Delete.
4335 (easy_vector_constant_add_self): Delete.
4336 (zero_constant): Delete.
4337 (zero_fp_constant): Delete.
4338 (volatile_mem_operand): Delete.
4339 (offsettable_mem_operand): Delete.
4340 (mem_or_easy_const_operand): Delete.
4341 (add_operand): Delete.
4342 (non_add_cint_operand): Delete.
4343 (logical_operand): Delete.
4344 (non_logical_cint_operand): Delete.
4345 (mask_operand): Delete.
4346 (mask_operand_wrap): Delete.
4347 (mask64_operand): Delete.
4348 (mask64_2_operand): Delete.
4349 (and64_operand): Delete.
4350 (and64_2_operand): Delete.
4351 (and_operand): Delete.
4352 (reg_or_mem_operand): Delete.
4353 (lwa_operand): Delete.
4354 (symbol_ref_operand): Delete.
4355 (call_operand): Delete.
4356 (current_file_function_operand): Delete.
4357 (input_operand): Delete.
4358 (rs6000_nonimmediate_operand): Delete.
4359 (rs6000_tls_symbol_ref): Delete.
4360 (save_world_operation): Delete.
4361 (restore_world_operation): Delete.
4362 (load_multiple_operation): Delete.
4363 (store_multiple_operation): Delete.
4364 (vrsave_operation): Delete.
4365 (mfcr_operation): Delete.
4366 (mtcrf_operation): Delete.
4367 (lmw_operation): Delete.
4368 (stmw_operation): Delete.
4369 (branch_comparison_operator): Delete.
4370 (branch_positive_comparison_operator): Delete.
4371 (scc_comparison_operator): Delete.
4372 (trap_comparison_operator): Delete.
4373 (boolean_operator): Delete.
4374 (boolean_or_operator): Delete.
4375 (min_max_operator): Delete.
4376 * config/rs6000/rs6000.h (RS6000_SYMBOL_REF_TLS_P): Move to here.
4377 (EASY_VECTOR_15): Moved to here.
4378 (EASY_VECTOR_15_ADD_SELF): Move to here.
4379 (PREDICATE_CODES): Delete.
4380 * config/rs6000/rs6000-protos.h: Delete predicate functions.
4381 Declare functions no longer static.
4382 * config/rs6000/predicates.md: New.
4383 * config/rs6000/rs6000.md: Include predicates.md
4385 2005-02-28 Kazu Hirata <kazu@cs.umass.edu>
4387 * calls.c (emit_call_1): Don't use REG_ALWAYS_RETURN.
4388 (emit_library_call_value_1): Don't use LCT_ALWAYS_RETURN and
4390 * cfgrtl.c (need_fake_edge_p): Likewise.
4391 * combine.c (distribute_notes): Likewise.
4392 * emit-rtl.c (try_split): Likewise.
4393 * recog.c (peephole2_opimize): Likewise.
4394 * reg-notes.def (ALWAYS_RETURN): Remove.
4395 * rtl.h (LCT_ALWAYS_RETURN): Remove.
4396 * tree-cfg.c (need_fake_edge_p): Don't use ECF_ALWAYS_RETURN.
4397 * tree.h (ECF_ALWAYS_RETURN): Remove.
4399 2005-02-28 Roger Sayle <roger@eyesopen.com>
4402 * tree-ssa.c (tree_ssa_useless_type_conversion_1): A conversion
4403 between different machine modes is never a "useless" conversion.
4405 2005-02-28 Geert Bosch <bosch@gnat.com>
4408 * doc/contrib.texi: List contributors for Ada front end
4410 2005-02-28 Paolo Bonzini <bonzini@gnu.org>
4412 * simplify-rtx.c (simplify_unary_operation_1,
4413 simplify_const_unary_operation): New, extracted from...
4414 (simplify_unary_operation): ... this one.
4415 (simplify_binary_operation_1,
4416 simplify_const_binary_operation): New, extracted from...
4417 (simplify_binary_operation): ... this one.
4418 * rtl.h (simplify_const_unary_operation,
4419 simplify_const_binary_operation): Add prototypes.
4421 2005-02-28 Julian Brown <julian@codesourcery.com>
4423 * config/elfos.h: Revert my patch from 2005-02-25 since it broke
4424 building libjava and caused PR regression/20228.
4426 2005-02-28 Paolo Bonzini <bonzini@gnu.org>
4429 * Makefile.in (host_subdir): New.
4430 (build_objdir): New. Replace ../$(build_subdir) with it throughout.
4431 * configure: Regenerate.
4433 2005-02-27 Zack Weinberg <zack@codesourcery.com>
4435 * config/alpha/t-osf4, config/arm/t-netbsd, config/ia64/t-hpux
4436 * config/pa/t-hpux-shlib (SHLIB_INSTALL): Create the
4437 installation directory first.
4439 2005-02-28 Hans-Peter Nilsson <hp@axis.com>
4442 * config/cris/cris.h (EXTRA_CONSTRAINT_Q): Accept only (mem (reg)),
4443 not including (reg). Do not check for reg being CRIS_PC_REGNUM.
4444 (EXTRA_MEMORY_CONSTRAINT): Define as 'Q'.
4445 * config/cris/cris.md: Tweak comments referring to Q.
4446 ("cmpsi", "cmphi", "cmpqi", "*movsi_internal", "movhi")
4447 ("movstricthi", "movqi", "movstrictqi", "movsf", "addsi3")
4448 ("addhi3", "addqi3", "subsi3", "subhi3", "subqi3")
4449 ("*expanded_andsi", "*expanded_andhi", "*andhi_lowpart", "andqi3")
4450 ("*andqi_lowpart", "iorsi3", "iorhi3", "iorqi3", "uminsi3"):
4451 Insert spaces in constraints to align alternatives vertically for
4453 ("cmphi"): Ditto. Add separate alternative for operand 0 "r",
4456 2005-02-27 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4458 PR rtl-optimization/17728
4459 * pa.md (mulsi3, divsi3, udivsi3, modsi3): Change predicate for
4460 operand 0 from general_operand to move_dest_operand.
4462 2005-02-26 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4464 * pa/elf.h, pa/som.h (ASM_OUTPUT_EXTERNAL): Use assemble_name_raw
4465 instead of trying to save and restore TREE_SYMBOL_REFERENCED.
4466 * pa/pa64-hpux.h (ASM_OUTPUT_TYPE_DIRECTIVE): Define.
4467 (ASM_OUTPUT_EXTERNAL): Don't save and restore TREE_SYMBOL_REFERENCED.
4469 2005-02-26 Nathanael Nerode <neroden@gcc.gnu.org>
4471 * configure.ac: Rename cc_for_cross_gnattools to host_cc_for_libada.
4472 * configure: Regenerate.
4473 * libada-mk.in: Remove CC; rename
4474 cc_for_cross_gnattools / cc_set_by_configure to host_cc_for_libada.
4476 2005-02-26 Andrew Pinski <pinskia@physics.uc.edu>
4479 * tree-ssa-alias.c (count_uses_and_derefs): If we have TREE_LIST
4480 for the lhs, also walk over the tree. Likewise for rhs.
4482 2005-02-26 Zdenek Dvorak <dvorakz@suse.cz>
4484 * tree-ssa-dom.c (simple_iv_increment_p): New function.
4485 (simplify_rhs_and_lookup_avail_expr, eliminate_redundant_computations):
4486 Do not propagate value of iv before increment over the increment.
4488 2005-02-25 Joseph S. Myers <joseph@codesourcery.com>
4490 * c-parser.c: New file.
4491 * c-parse.in: Remove.
4492 * Makefile.in (c-parse.o-warn, c-parse.o, c-parse.c, c-parse.y):
4494 (c-parser.o): Add dependencies.
4495 (C_AND_OBJC_OBJC, C_OBJS, gcc.srcextra, GTFILES, distclean,
4496 maintainer-clean, TAGS): Update.
4497 * c-config-lang.in (gtfiles): Update.
4498 * gengtype-lex.l: Don't handle "@@".
4499 * stub-objc.c (objc_get_class_ivars, objc_build_throw_stmt,
4500 objc_build_synchronized, objc_begin_try_stmt,
4501 objc_begin_catch_clause, objc_finish_catch_clause,
4502 objc_build_finally_clause, objc_finish_try_stmt): New.
4503 * c-tree.h (struct c_declspecs): Add declspecs_seen_p and
4505 (c_parse_init): Update comment.
4506 * c-decl.c (c_init_decl_processing): Update comment.
4507 (build_null_declspecs, declspecs_add_qual, declspecs_add_type,
4508 declspecs_add_scspec, declspecs_add_attrs): Initialize and update
4509 new c_declspecs members.
4511 2005-02-25 Julian Brown <julian@codesourcery.com>
4513 * config/elfos.h (MAKE_DECL_ONE_ONLY): Redefined to stop DECL_WEAK
4514 from being used for symbols with vague linkage when
4515 HAVE_GAS_COMDAT_GROUP is true.
4517 2005-02-25 Mark Mitchell <mark@codesourcery.com>
4519 * doc/include/gcc-common.texi (version-GCC): Update to 4.1.
4521 2005-02-25 Steve Ellcey <sje@cup.hp.com>
4524 * doc/tm.texi (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Document.
4525 (LIBGCC2_HAS_DF_MODE): New.
4526 (LIBGCC2_HAS_XF_MODE): New.
4527 (LIBGCC2_HAS_TF_MODE): New.
4528 * libgcc2.h (LIBGCC2_HAS_XF_MODE): New name for HAVE_XFMODE.
4529 (LIBGCC2_HAS_TF_MODE): New name for HAVE_TFMODE.
4530 * libgcc2.c (LIBGCC2_HAS_XF_MODE): New name for HAVE_XFMODE.
4531 (LIBGCC2_HAS_TF_MODE): New name for HAVE_TFMODE.
4532 (LIBGCC2_HAS_DF_MODE): New name for HAVE_DFMODE.
4533 * config/ia64/t-ia64 (LIB1ASMFUNCS): Remove __compat
4534 and add _fixtfdi, _fixunstfdi, _floatditf
4535 * lib1funcs.asm: Remove L__compat. Add L_fixtfdi,
4536 L_fixunstfdi, L_floatditf.
4537 * config/ia64/hpux.h (LIBGCC2_HAS_XF_MODE): Define.
4538 (LIBGCC2_HAS_TF_MODE): Define.
4540 2005-02-25 Diego Novillo <dnovillo@redhat.com>
4542 PR tree-optimization/20204
4543 * tree-into-ssa.c (insert_phi_nodes_for): Do not use
4544 REWRITE_THIS_STMT markers on PHI nodes.
4545 (rewrite_initialize_block): Likewise.
4547 2005-02-25 Mark Mitchell <mark@codesourcery.com>
4549 * version.c (version_string): Update to 4.1.
4551 2005-02-25 Paolo Carlini <pcarlini@suse.de>
4553 * doc/extend.texi (5.24 Declaring Attributes of Functions)<noreturn>:
4554 Clarify that the alternative way doesn't work in GNU C++.
4556 2005-02-25 Zdenek Dvorak <dvorakz@suse.cz>
4558 PR tree-optimization/19937
4559 * tree-ssa-loop-ivopts.c (rewrite_use_compare): Cast the final value
4560 to the type of the induction variable.
4562 2005-02-25 Kaz Kojima <kkojima@gcc.gnu.org>
4564 PR rtl-optimization/20117
4565 * bb-reorder.c (duplicate_computed_gotos): Don't duplicate
4566 the block including noncopyable insn.
4568 2005-02-24 Kazu Hirata <kazu@cs.umass.edu>
4570 * cse.c (delete_trivially_dead_insns): Speed up by minimizing
4571 calls to find_reg_note.
4573 2005-02-24 Richard Henderson <rth@redhat.com>
4576 * tree-sra.c (instantiate_element): Copy TREE_THIS_VOLATILE from
4579 2005-02-24 Fariborz Jahanian <fjahanian@apple.com>
4581 * config/rs6000/rs6000.c (rs6000_legitimize_reload_address): Check for
4582 vector types if to use base reg for misaligned non-word ld/std.
4584 2005-02-24 Hans-Peter Nilsson <hp@axis.com>
4587 * config/cris/cris.c (cris_target_asm_function_prologue): Create
4588 dwarf2 label manually and put it after, not before the prologue.
4590 2005-02-24 David Edelsohn <edelsohn@gnu.org>
4593 * reload.c (operands_match_p): Only increment register number for
4594 SCALAR_INT_MODE_P modes in multiple hard registers.
4596 * config/rs6000/rs6000.md (trunctfdf2): Remove register constraints.
4599 2005-02-24 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
4601 * ChangeLog.5: Fix log message typo(s).
4602 * ChangeLog.7: Likewise.
4603 * ChangeLog.tree-ssa: Likewise.
4604 * cfgexpand.c: Fix comment typo(s).
4605 * conflict.c: Likewise.
4606 * defaults.h: Likewise.
4607 * dwarf2out.c: Likewise.
4609 * ggc-page.c: Likewise.
4610 * tree-eh.c: Likewise.
4611 * tree-ssa-dom.c: Likewise.
4613 2005-02-24 Jakub Jelinek <jakub@redhat.com>
4616 * mklibgcc.in: Pass -DSHARED when compiling all *_s${objext} objects.
4617 * config/rs6000/darwin-ldouble.c: Only use the .symver directives
4618 if SHARED is defined.
4621 * config/rs6000/rs6000.md (LTU, GTU sCC splitters): Add earlyclobber,
4622 allow splitting only if operands 0 and 3 don't overlap.
4624 2005-02-24 Richard Henderson <rth@redhat.com>
4627 * builtins.c (fold_builtin_complex_mul, fold_builtin_complex_div): New.
4628 (fold_builtin_1): Call them.
4629 * fold-const.c (fold_complex_mult_parts): Split out from ...
4630 (fold_complex_mult): ... here. Fix typo in both imaginary case.
4631 (fold_complex_div_parts, fold_complex_div): New.
4633 * tree.h (fold_complex_mult_parts, fold_complex_div_parts): Declare.
4635 2005-02-24 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
4637 * tree-ssa-ccp.c (visit_assignment): Verify that result of
4638 VIEW_CONVERT_EXPR is_gimple_min_invariant.
4640 * print-tree.c (print_node_brief): Print LABEL_DECL_UID.
4641 (print_node): Likewise.
4642 Print TYPE_SIZES_GIMPLIFIED.
4644 2005-02-24 Hans-Peter Nilsson <hp@axis.com>
4646 * config/cris/cris.md ("umulhisi3", "umulqihi3", "mulsi3")
4647 ("mulqihi3", "mulhisi3", "mulsidi3", "umulsidi3"): Mark input
4648 operands as commutative in constraints.
4650 2005-02-24 Diego Novillo <dnovillo@redhat.com>
4652 * tree-into-ssa.c: Re-organize internal functions.
4654 2005-02-24 Richard Henderson <rth@redhat.com>
4657 * c-opts.c (c_common_post_options): Set flag_complex_method to 2
4659 * common.opt (fcx-limited-range): New.
4660 * opts.c (set_fast_math_flags): Set flag_cx_limited_range.
4661 * toplev.c (flag_complex_method): Initialize to 1.
4662 (process_options): Set flag_complex_method to 0 if
4663 flag_cx_limited_range.
4664 * doc/invoke.texi (-fcx-limited-range): New.
4666 2005-02-24 Kazu Hirata <kazu@cs.umass.edu>
4668 * cse.c (delete_trivially_dead_insns): Speed up by using
4669 NEXT_INSN and PREV_INSN directly instead of next_real_insn and
4672 2005-02-24 Andrea Tarani <andrea.tarani@gilbarco.com>
4674 * config/m68k/m68k.c (m68k_save_reg): Also save A5 for non-leaf
4675 functions when -mid-shared-library is being used.
4677 2005-02-23 Daniel Jacobowitz <dan@codesourcery.com>
4679 * doc/tm.texi (LINK_LIBGCC_SPECIAL): Remove.
4680 (LINK_LIBGCC_SPECIAL_1): Don't mention it.
4681 * gcc.c: Don't check for LINK_LIBGCC_SPECIAL.
4682 * system.h: Poison LINK_LIBGCC_SPECIAL.
4684 2005-02-23 James E Wilson <wilson@specifixinc.com>
4686 * gengtype.c (note_insn_name): Make 1 element larger.
4688 2005-02-23 Roger Sayle <roger@eyesopen.com>
4691 PR rtl-optimization/20097
4692 * simplify-rtx.c (simplify_relational_operation_1): Avoid creating
4693 BImode SUBREGs of SImode registers which confuse the ia64 backend.
4695 2005-02-23 David Edelsohn <edelsohn@gnu.org>
4697 * t-aix43 (SHLIB_INSTALL): Create directory for shared library.
4698 * t-aix52 (SHLIB_INSTALL): Same.
4700 2005-02-23 Kazu Hirata <kazu@cs.umass.edu>
4702 * genpreds.c: Update copyright.
4704 2005-02-23 Michael Beach <michaelb@ieee.org>
4707 * config/sparc/t-elf (startup files): Assemble with CPP.
4709 2005-02-23 Paolo Bonzini <bonzini@gnu.org>
4711 * genpreds.c (mark_mode_tests): Handle non-VOIDmode match_operands.
4712 (write_predicate_expr): Likewise.
4714 2005-02-22 Diego Novillo <dnovillo@redhat.com>
4716 PR tree-optimization/20100
4717 PR tree-optimization/20115
4718 * tree-optimize.c (init_tree_optimization_passes): Remove
4719 pass_maybe_create_global_var.
4720 * tree-pass.h (pass_maybe_create_global_var): Remove.
4721 * tree-ssa-alias.c (aliases_computed_p): Declare.
4722 (struct alias_info): Add field NUM_PURE_CONST_CALLS_FOUND.
4723 (count_calls_and_maybe_create_global_var): Remove.
4724 (pass_maybe_create_global_var): Remove.
4725 (init_alias_info): Do not declare aliases_computed_p.
4726 (maybe_create_global_var): If the function contains no
4727 call-clobbered variables and a mix of pure/const and regular
4728 function calls, create .GLOBAL_VAR.
4729 Mark all call-clobbered variables for renaming.
4730 (merge_pointed_to_info): Update comment.
4731 (add_pointed_to_var): Likewise.
4732 (is_escape_site): Likewise.
4733 Accept struct alias_info * instead of size_t *.
4735 Update AI->NUM_CALLS_FOUND and AI->NUM_PURE_CONST_CALLS_FOUND
4737 * tree-ssa-operands.c (get_call_expr_operands): If
4738 ALIASES_COMPUTED_P is false, do not add call-clobbering
4740 * tree-ssa.c (init_tree_ssa): Set ALIASES_COMPUTED_P to false.
4741 (delete_tree_ssa): Likewise.
4743 2005-02-22 James E Wilson <wilson@specifixinc.com>
4745 * toplev.c (backend_init): Don't call init_adjust_machine_modes here.
4746 (do_compile): Do call it here.
4748 2005-02-22 Kazu Hirata <kazu@cs.umass.edu>
4750 PR rtl-optimization/20017.
4751 * passes.c (rest_of_handle_combine, rest_of_handle_cse,
4752 rest_of_handle_cse2, rest_of_handle_gcse): Call
4753 delete_dead_jumptables immediately before calling cleanup_cfg.
4755 2005-02-22 Devang Patel <dpatel@apple.com>
4758 * tree-if-conv.c (process_phi_nodes): Use bsi_after_labels and skip
4761 2005-02-22 David Edelsohn <edelsohn@gnu.org>
4763 * config/rs6000/aix.h (WINT_TYPE): Define.
4765 2005-02-22 Stan Shebs <shebs@apple.com>
4767 * config/rs6000/rs6000.c (rs6000_override_options): Default to
4768 natural alignment for 64-bit Darwin.
4769 (rs6000_parse_alignment_option): Warn about uses of -malign-power
4771 * doc/invoke.texi: Document this.
4773 2005-02-22 DJ Delorie <dj@redhat.com>
4775 * c-common.c (c_common_type_for_mode): Pass the mode's precision
4776 to make_[un]signed_type, not the mode itself.
4778 2005-02-22 Kazu Hirata <kazu@cs.umass.edu>
4780 * cfg.c (cached_make_edge): Call make_edge if edge cache is
4781 not available. Use tail calls wherever possible.
4782 (make_edge): Call unchecked_make_edge to create an edge.
4784 * tree-outof-ssa.c (SSANORM_USE_COALESCE_LIST): Remove.
4785 (coalesce_ssa_name): Don't check for
4786 SSANORM_USE_COALESCE_LIST.
4787 (rewrite_out_of_ssa): Don't use SSANORM_USE_COALESCE_LIST.
4789 2005-02-22 Diego Novillo <dnovillo@redhat.com>
4791 * tree-into-ssa.c (rewrite_blocks): Move debug dumps from ...
4792 (rewrite_into_ssa): ... here.
4794 2005-02-21 Alexandre Oliva <aoliva@redhat.com>
4796 PR tree-optimization/19786
4797 * tree-ssa-alias.c (compute_flow_insensitive_aliasing): Add one
4798 tag to another's may-alias bitmap when adding to the other's list.
4800 2005-02-21 DJ Delorie <dj@redhat.com>
4802 * tree-ssa-loop-ivopts.c (computation_cost): Start register
4803 numbering at LAST_VIRTUAL_REGISTER+1 to avoid possibly using hard
4804 registers in unsupported ways.
4805 * expmed.c (init_expmed): Likewise.
4807 2005-02-21 Stan Cox <scox@redhat.com>
4809 * config/iq2000/iq2000.h (DWARF_FRAME_RETURN_COLUMN): Change to 31.
4811 2005-02-21 Kazu Hirata <kazu@cs.umass.edu>
4813 * tree-cfg.c (fold_cond_expr_cond): New.
4814 (make_edges): Call fold_cond_expr_cond.
4815 (find_taken_edge): Accept nothing but INTEGER_CST.
4816 (find_taken_edge_cond_expr): Reject INTEGER_CST other than 0
4818 (find_taken_edge_switch_expr): Remove a check for INTEGER_CST.
4820 * flow.c (delete_dead_jumptables): Speed up by scanning insns
4821 that do not belong to any basic block.
4823 2005-02-21 Jeff Law <law@redhat.com>
4825 * cfganal.c (find_unreachable_blocks): Manually CSE load of
4828 2005-02-21 Kazu Hirata <kazu@cs.umass.edu>
4830 * tree-outof-ssa.c (SSANORM_REMOVE_ALL_PHIS): Remove.
4831 (SSANORM_COALESCE_PARTITIONS, SSANORM_USE_COALESCE_LIST):
4832 Adjust their definitions.
4833 (remove_ssa_form): Don't check for SSANORM_REMOVE_ALL_PHIS.
4834 (rewrite_out_of_ssa): Don't use SSANORM_REMOVE_ALL_PHIS.
4836 * c-objc-common.h, c-pretty-print.c, cgraphunit.c, except.c,
4837 genautomata.c, langhooks.c, langhooks.h, system.h,
4838 config/arm/lib1funcs.asm: Update copyright.
4840 2005-02-21 Ulrich Weigand <uweigand@de.ibm.com>
4842 * dbxout.c (dbxout_function_end): Emit Lscope label always.
4844 2005-02-21 Richard Guenther <rguenth@gcc.gnu.org>
4847 * doc/install.texi: Document --with-gc.
4849 2005-02-21 Paolo Bonzini <bonzini@gnu.org>
4851 * simplify-rtx.c (simplify_unary_operation): Add a missing
4854 2005-02-21 Eric Botcazou <ebotcazou@libertysurf.fr>
4856 PR tree-optimization/18663
4857 * tree-ssa-dom.c (extract_range_from_cond): Return 0
4858 if the type has variable bounds.
4860 2005-02-20 Kazu Hirata <kazu@cs.umass.edu>
4862 * gcse.c: Remove an obsolete comment.
4864 * cse.c (init_cse_reg_info): Use xmalloc instead of xrealloc.
4866 2005-02-20 Hans-Peter Nilsson <hp@axis.com>
4868 * doc/extend.texi (Function Attributes) <Attribute const>: The
4869 attribute "pure" is below this text, not above.
4871 2005-02-20 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4873 * pa.c (pa_assemble_integer, get_plabel): Small cleanups.
4874 (pa_asm_output_mi_thunk): Use asm_output_insn instead of fprintf.
4875 * som.h (ASM_OUTPUT_EXTERNAL_LIBCALL): Small cleanup.
4877 2005-02-20 Zack Weinberg <zack@codesourcery.com>
4880 * langhooks.h (struct lang_hooks): Add to_target_charset.
4881 * langhooks.c (lhd_to_target_charset): New function.
4882 * langhooks-def.h: Declare lhd_to_target_charset.
4883 (LANG_HOOKS_TO_TARGET_CHARSET): New macro.
4884 (LANG_HOOKS_INITIALIZER): Update.
4885 * c-common.c (c_common_to_target_charset): New function.
4886 * c-common.h: Declare it.
4887 * c-objc-common.h (LANG_HOOKS_TO_TARGET_CHARSET): Set to
4888 c_common_to_target_charset.
4890 * defaults.c (TARGET_BELL, TARGET_BS, TARGET_CR, TARGET_DIGIT0)
4891 (TARGET_ESC, TARGET_FF, TARGET_NEWLINE, TARGET_TAB, TARGET_VT):
4893 * system.h: Poison them.
4894 * doc/tm.texi: Don't discuss them.
4895 * builtins.c (fold_builtin_isdigit): Use lang_hooks.to_target_charset.
4896 * c-pretty-print.c (pp_c_integer_constant): Don't use pp_c_char.
4897 (pp_c_char): Do not attempt to generate letter escapes for
4899 * config/arm/arm.c (output_ascii_pseudo_op): Likewise.
4900 * config/mips/mips.c (mips_output_ascii): Likewise.
4902 2005-02-20 Dorit Naishlos <dorit@il.ibm.com>
4904 PR tree-optimization/19951
4905 * tree-vect-analyze.c (vect_analyze_loop_form): Check if loop exit edge
4908 2005-02-19 Steven Bosscher <stevenb@suse.de>
4911 * function.h (struct function): New field `max_loop_depth'.
4912 * cfgloop.c (establish_preds): Update maximum loop depth seen so far.
4913 (flow_loops_find): Reset the max loop depth count before finding loops.
4914 * flow.c (MAX_LIVENESS_ROUNDS): New constant.
4915 (update_life_info_in_dirty_blocks): Remove 2002-05-28 workaround.
4916 (calculate_global_regs_live): Make sure the loop will terminate
4917 when the initial sets are not empty.
4919 2005-02-19 Zack Weinberg <zack@codesourcery.com>
4921 * mklibgcc.in: If libgcc_eh.a would be empty, put a dummy
4923 * config/ia64/hpux.h: Don't define LIBGCC_SPEC.
4925 2005-02-19 Richard Sandiford <rsandifo@redhat.com>
4928 * doc/invoke.texi: Remove documentation of %M spec.
4930 (init_spec): Remove %M suffix from -lgcc_s.
4931 (do_spec_1): Remove 'M' case.
4932 * mklibgcc.in: Remove SHLIB_MULTILIB handling. Expect SHLIB_LINK
4933 to put shared libraries in the multilib directory. Remove the
4934 shlib_so_soname substitution variable. Don't add a multilib encoding
4935 to shlib_base_name. Set shlib_slibdir_qual to the full pathname
4936 reported by -print-multi-os-directory. Pass @multilib_dir@ to
4937 SHLIB_INSTALL as well as SHLIB_LINK.
4938 * config/t-slibgcc-elf-ver (SHLIB_SONAME): Use @shlib_base_name@.
4939 (SHLIB_NAME): Delete.
4940 (SHLIB_DIR): New macro.
4941 (SHLIB_LINK): Put $(SHLIB_SONAME) and $(SHLIB_SOLINK) in $(SHLIB_DIR).
4942 (SHLIB_INSTALL): Adjust accordingly.
4943 * config/t-slibgcc-darwin: As for t-slibgcc-elf-ver.
4944 * config/t-slibgcc-sld: Likewise.
4945 * config/t-libunwind-elf (SHLIBUNWIND_NAME): Delete.
4946 (SHLIBUNWIND_SONAME): Use @shlib_base_name@.
4947 (SHLIBUNWIND_LINK): Put $(SHLIBUNWIND_SONAME) and $(SHLIB_SOLINK)
4949 (SHLIBUNWIND_INSTALL): Adjust accordingly.
4950 * config/i386/t-nwld (SHLIB_SONAME): Delete.
4951 (SHLIB_LINK, SHLIB_INSTALL): Use SHLIB_NAME instead of SHLIB_SONAME.
4952 Use @shlib_base_name@ instead of @shlib_so_name@.
4953 * config/ia64/t-hpux (SHLIB_LINK): Put @shlib_base_name@.so.0
4954 and @shlib_base_name@.so in @multilib_dir@.
4955 (SHLIB_INSTALL): Adjust accordingly. Add @shlib_slibdir_qual@
4956 to the install path.
4957 * config/mips/t-slibgcc-irix: As for t-slibgcc-elf-ver.
4958 (SHLIB_LINK): Remove previous workaround.
4959 * config/pa/t-hpux-shlib (SHLIB_DIR, SHLIB_SLIBDIR_QUAL): New macros.
4960 (SHLIB_LINK): Put $(SHLIB_SONAME) and $(SHLIB_NAME) in $(SHLIB_DIR).
4961 (SHLIB_INSTALL): Adjust accordingly. Add $(SHLIB_SLIBDIR_QUAL) to
4963 * config/rs6000/t-aix43 (SHLIB_LINK): Put @shlib_base_name@.a in
4964 @multilib_dir@. Use @multilib_dir@ to check for threading libraries.
4965 (SHLIB_INSTALL): Adjust accordingly.
4966 (SHLIB_LIBS): Use @multilib_dir@ to check for threading libraries.
4967 * config/rs6000/t-aix52: As for config/rs6000/t-aix43.
4968 * config/sh/t-linux (SHLIB_LINK, SHLIB_INSTALL): As for
4969 config/t-slibgcc-elf-ver.
4971 2005-02-19 Zdenek Dvorak <dvorakz@suse.cz>
4972 Jakub Jelinek <jakub@redhat.com>
4974 PR tree-optimization/19828
4975 * tree-ssa-loop-im.c: Add a TODO comment.
4976 (movement_possibility): Return MOVE_PRESERVE_EXECUTION for calls
4977 without side-effects.
4979 2005-02-18 James A. Morrison <phython@gcc.gnu.org>
4981 * tree-ssa-ccp.c (widen_bitfield): Pass type to build_int_cst and don't
4984 2005-02-18 James E. Wilson <wilson@specifixinc.com>
4986 * doc/invoke.texi (IA-64 Options): Delete -mb-step.
4987 * config/ia64/ia64.c (last_group, group_idx): Delete variables.
4988 (errata_find_address_regs, errata_emit_nops, fixup_errata): Delete
4990 (ia64_reorg): Delete fixup_errata call.
4991 * config/ia64/ia64.h (MASK_B_STEP, TARGET_B_STEP): Delete.
4992 (TARGET_SWITCHES): Delete -mb-step entry.
4994 2005-02-19 Jakub Jelinek <jakub@redhat.com>
4997 * c-typeck.c (composite_type): Handle quals in transparent unions.
4998 (type_lists_compatible_p): Likewise.
5000 2005-02-18 Stan Shebs <shebs@apple.com>
5002 * config/darwin.c (machopic_select_rtx_section): Don't put relocatable
5003 expressions in the .literal8 section.
5005 2005-02-18 Geoffrey Keating <geoffk@apple.com>
5007 * config/rs6000/darwin-tramp.asm: Remove stray 'APPLE LOCAL' marker.
5009 2005-02-18 Roger Sayle <roger@eyesopen.com>
5011 * fold-const.c (constant_boolean_node): Always create values of the
5012 specified type, don't bother calling truthvalue_conversion.
5014 2005-02-18 Joseph S. Myers <joseph@codesourcery.com>
5016 * except.c (output_function_exception_table): Call
5017 assemble_external_libcall (eh_personality_libfunc).
5019 2005-02-18 Joseph S. Myers <joseph@codesourcery.com>
5022 * config/ia64/ia64.h (struct machine_function): Add state_num.
5023 * config/ia64/ia64.c (process_epilogue,
5024 process_for_unwind_directive): Use new unwind state numbers each
5025 time rather than state 1.
5027 2005-02-18 Ulrich Weigand <uweigand@de.ibm.com>
5030 * config/s390/s390.md ("*llgt_sidi", "*llgt_sidi_split"): Move to
5031 before the "*llgt_didi" pattern.
5033 2005-02-18 Jason Merrill <jason@redhat.com>
5035 * gimplify.c (gimplify_modify_expr_rhs) [CALL_EXPR]: Revert again.
5037 2005-02-18 Richard Earnshaw <rearnsha@arm.com>
5039 * arm/lib1funcs.asm (FUNC_ALIAS): New macro.
5040 (div0): Use it in place of ARM_FUNC_ALIAS.
5041 (lshrdi3, ashrdi3, ashlrdi3): Likewise.
5043 2005-02-18 Andrew Pinski <pinskia@physics.uc.edu>
5046 * fold-const.c (fold_indirect_ref_1): Use the correct index for zero
5047 access, the lower bound of the array type if it exists.
5049 2005-02-18 Alexandre Oliva <aoliva@redhat.com>
5052 * stmt.c (expand_case): Don't assume cleanup_tree_cfg will remove
5053 cases that are out-of-range for the index type.
5055 2005-02-18 James A. Morrison <phython@gcc.gnu.org>
5057 * stmt.c (emit_case_bit_tests): Call fold_convert instead of convert.
5058 (estimate_case_costs): Don't call convert.
5059 * expmed.c (expand_shift): Likewise.
5060 (make_tree): Call fold_convert instead of convert.
5062 2005-02-18 Jakub Jelinek <jakub@redhat.com>
5065 * emit-rtl.c (set_mem_attributes_minus_bitpos): Add assertion
5066 that ref to be marked MEM_READONLY_P doesn't have base that needs
5069 2005-02-18 Joseph S. Myers <joseph@codesourcery.com>
5071 * genautomata.c (output_get_cpu_unit_code_func,
5072 output_cpu_unit_reservation_p): Don't generate old-style function
5075 2005-02-18 Jakub Jelinek <jakub@redhat.com>
5078 PR tree-optimization/20009
5079 * convert.c (convert_to_integer): Revert 2005-02-16 change.
5081 PR tree-optimization/18947
5082 * cgraphunit.c (cgraph_finalize_function): When redefining an extern
5083 inline, remove all nodes that are inlined into the extern inline
5086 2005-02-17 Kazu Hirata <kazu@cs.umass.edu>
5088 * bt-load.c, cfgloop.c, convert.c, dominance.c, global.c,
5089 loop-invariant.c, stmt.c, tree-ssa-forwprop.c,
5090 tree-ssa-live.c, tree-ssanames.c, tree-vn.c,
5091 config/host-linux.c, config/arm/fpa.md, config/avr/avr.h:
5094 2005-02-17 Roger Sayle <roger@eyesopen.com>
5096 PR tree-optimization/19917
5097 * tree-eh.c (tree_could_trap_p): Consider calls to weak functions
5098 to be potentially trapping.
5100 2005-02-17 Kazu Hirata <kazu@cs.umass.edu>
5102 * libgcc2.c, tree-vect-analyze.c: Fix comment typos.
5104 2005-02-17 Andreas Krebbel <krebbel1@de.ibm.com>
5106 * builtins.c (expand_builtin_return_addr): Remove tem parameter.
5107 tem becomes a local variable which is set to the value of the
5108 back end defined INITIAL_FRAME_ADDRESS macro.
5109 (expand_builtin_frame_address): Omit the base parameter to
5110 expand_builtin_return_addr.
5111 (expand_builtin_profile_func): Likewise.
5112 * config/s390/s390.h (INITIAL_FRAME_ADDRESS_RTX): Define new macro.
5113 (DYNAMIC_CHAIN_ADDRESS): Remove the case for the initial frame.
5114 * doc/tm.texi: Documentation for INITIAL_FRAME_ADDRESS_RTX added.
5116 2005-02-17 Jakub Jelinek <jakub@redhat.com>
5118 * config/s390/s390.c (s390_alloc_pool, s390_free_pool,
5119 s390_chunkify_start): Use BITMAP_ALLOC and BITMAP_FREE.
5120 * config/frv/frv.c (frv_function_epilogue): Likewise.
5122 2005-02-17 Daniel Berlin <dberlin@dberlin.org>
5124 * lambda-code (perfect_nestify): Remove mark/unmark
5126 * tree-loop-linear.c (linear_transform_loops): Add
5127 rewrite_into_ssa call so that ssa is correct for
5128 rewriting into loop closed.
5130 2005-02-17 Nathan Sidwell <nathan@codesourcery.com>
5132 * bitmap.h (BITMAP_XMALLOC, BITMAP_XFREE): Remove.
5133 * bb-reorder.c (duplicate_computed_gotos): Use BITMAP_ALLOC and
5135 * bt-load.c (btr_def_live_range, combine_btr_defs,
5136 migrate_btr_def, migrate_btr_defs): Likewise.
5137 * cfgcleanup.c (thread_jump): Likewise.
5138 * cfgloop.c (get_loop_body_in_bfs_order): Likewise.
5139 * df.c (df_insn_table_realloc, df_bitmaps_alloc, df_bitmaps_free,
5140 df_alloc, df_free, df_du_chain_create, df_bb_rd_local_compute,
5141 df_rd_local_compute, df_reg_info_compute): Likewise.
5142 * dominance.c (init_dom_info, free_dom_info): Likewise.
5143 * flow.c (init_propagate_block_info,
5144 free_propagate_block_info): Likewise.
5145 * gcse.c (alloc_gcse_mem, free_gcse_mem): Likewise.
5146 * global.c (allocate_bb_info, free_bb_info, calculate_reg_pav,
5147 modify_reg_pav): Likewise.
5148 * loop-invariant.c (find_defs, find_invariant_insn,
5149 find_invariants, free_inv_motion_data): Likewise.
5150 * predict.c (tree_predict_by_opcode,
5151 estimate_bb_frequencies): Likewise.
5152 * stmt.c (expand_case): Likewise.
5153 * tree-cfg.c (tree_duplicate_sese_region): Likewise.
5154 * tree-dfa.c (mark_new_vars_to_rename): Likewise.
5155 * tree-if-conv.c (get_loop_body_in_if_conv_order): Likewise.
5156 * tree-into-ssa.c (insert_phi_nodes_for, def_blocks_free,
5157 get_def_blocks_for, mark_def_site_blocks, rewrite_into_ssa,
5158 rewrite_ssa_into_ssa): Likewise.
5159 * tree-optimize.c (tree_rest_of_compilation): Likewise.
5160 * tree-outof-ssa.c (new_temp_expr_table, free_temp_expr_table,
5161 analyze_edges_for_bb, perform_edge_inserts): Likewise.
5162 * tree-scalar-evolution.c (scev_initialize, scev_finalize): Likewise.
5163 * tree-sra.c (tree_sra): Likewise.
5164 * tree-ssa-alias.c (init_alias_info, delete_alias_info): Likewise.
5165 * tree-ssa-ccp.c (ccp_fold_builtin): Likewise.
5166 * tree-ssa-dce.c (tree_dce_init, tree_dce_done): Likewise.
5167 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Likewise.
5168 * tree-ssa-dse.c (tree_ssa_dse): Likewise.
5169 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_var):
5171 * tree-ssa-live.c (new_tree_live_info, delete_tree_live_info,
5172 calculate_live_on_entry, calculate_live_on_exit,
5173 build_tree_conflict_graph): Likewise.
5174 * tree-ssa-loop-ivopts.c (tree_ssa_iv_optimize_init, record_use,
5175 record_important_candidates, set_use_iv_cost, find_depends,
5176 determine_use_iv_costs, iv_ca_new, iv_ca_free, free_loop_data,
5177 tree_ssa_iv_optimize_finalize): Likewise.
5178 * tree-ssa-loop-manip.c (add_exit_phis_var, get_loops_exit,
5179 find_uses_to_rename_use, rewrite_into_loop_closed_ssa,
5180 tree_duplicate_loop_to_header_edge): Likewise.
5181 * tree-ssa-pre.c (init_pre, fini_pre): Likewise.
5182 * tree-ssa.c (verify_flow_insensitive_alias_info,
5183 verify_name_tags, verify_ssa, init_tree_ssa,
5184 delete_tree_ssa): Likewise.
5185 * tree-ssanames.c (marked_ssa_names, init_ssanames,
5186 fini_ssanames): Likewise.
5187 * tree-vectorizer.c (slpeel_tree_peel_loop_to_edge): Likewise.
5189 2005-02-17 Ralf Corsepius <ralf.corsepius@rtems.org>
5191 * config/rs6000/t-rtems: Completely reworked.
5193 2005-02-17 Ira Rosen <irar@il.ibm.com>
5195 * tree-data-ref.c (array_base_name_differ_p): Remove gcc_assert.
5197 2005-02-17 Ira Rosen <irar@il.ibm.com>
5199 * tree-vect-analyze.c (vect_analyze_pointer_ref_access): Use
5200 POINTER_TYPE_P when checking that type is a pointer.
5201 (vect_get_memtag): Remove.
5202 (vect_address_analysis): Use POINTER_TYPE_P. Call
5203 vect_object_analysis with dummy parameter for memtag.
5204 (vect_object_analysis): Extract memtag (functionality that
5205 used to be in vect_get_memtag and moved here). Fix printings.
5206 (vect_analyze_data_refs): Fix comment. Call vect_object_analysis
5207 with correct parameters. Remove call to vect_get_memtag.
5209 2005-02-17 Dorit Naishlos <dorit@il.ibm.com>
5211 * Makefile.in (tree-vect-analyze.o, tree-vect-transform.o): New.
5212 (tree-vectorizer.o): Added missing dependencies.
5214 * tree-vectorizer.h (vect_dump, vect_verbosity_level): Added extern
5216 (slpeel_tree_peel_loop_to_edge): Function externalized (had a static
5217 declaration in tree-vectorizer.c, now has an extern declaration in
5219 (slpeel_make_loop_iterate_ntimes, slpeel_can_duplicate_loop_p,
5220 slpeel_verify_cfg_after_peeling, vect_strip_conversion,
5221 get_vectype_for_scalar_type, vect_is_simple_use,
5222 vect_is_simple_iv_evolution, vect_can_force_dr_alignment_p,
5223 vect_supportable_dr_alignment, new_loop_vec_info, destroy_loop_vec_info,
5224 new_stmt_vec_info, vect_analyze_loop, vectorizable_load,
5225 vectorizable_store, vectorizable_operation, vectorizable_assignment,
5226 vect_transform_loop, vect_print_dump_info, vect_set_verbosity_level,
5227 find_loop_location): Likewise.
5229 * tree-vectorizer.c (langhooks.h): #include removed.
5230 (slpeel_tree_peel_loop_to_edge): Function externalized. Declaration
5231 moved to tree-vectorized.h.
5232 (slpeel_make_loop_iterate_ntimes, slpeel_can_duplicate_loop_p,
5233 slpeel_verify_cfg_after_peeling, vect_strip_conversion,
5234 get_vectype_for_scalar_type, vect_is_simple_use,
5235 vect_is_simple_iv_evolution, vect_can_force_dr_alignment_p,
5236 vect_supportable_dr_alignment, new_loop_vec_info,
5237 destroy_loop_vec_info, new_stmt_vec_info, vect_print_dump_info,
5238 vect_set_verbosity_level, find_loop_location): Likewise.
5240 (vect_analyze_loop): Function externalized. Declaration moved to
5241 tree-vectorized.h. Function definition moved to tree-vect-analyze.c.
5242 (vect_analyze_loop_form): Moved to tree-vect-analyze.c.
5243 (vect_mark_stmts_to_be_vectorized, vect_analyze_scalar_cycles,
5244 vect_analyze_data_ref_accesses, vect_analyze_data_ref_dependences,
5245 vect_analyze_data_refs_alignment, vect_compute_data_refs_alignment,
5246 vect_enhance_data_refs_alignment, vect_analyze_operations,
5247 exist_non_indexing_operands_for_use_p, vect_mark_relevant,
5248 vect_stmt_relevant_p, vect_get_loop_niters,
5249 vect_analyze_data_ref_dependence, vect_compute_data_ref_alignment,
5250 vect_analyze_data_ref_access, vect_analyze_pointer_ref_access,
5251 vect_can_advance_ivs_p, vect_get_ptr_offset, vect_analyze_offset_expr,
5252 vect_base_addr_differ_p, vect_object_analysis, vect_address_analysis,
5253 vect_get_memtag): Likewise.
5255 (vectorizable_load): Function externalized. Declaration moved to
5256 tree-vectorized.h. Function definition moved to tree-vect-transform.c.
5257 (vectorizable_store, vectorizable_operation, vectorizable_assignment,
5258 vect_transform_loop): Likewise.
5259 (vect_transform_stmt): Moved to tree-vect-transform.c.
5260 (vect_align_data_ref, vect_create_destination_var,
5261 vect_create_data_ref_ptr, vect_create_index_for_vector_ref,
5262 vect_create_addr_base_for_vector_ref, vect_get_new_vect_var,
5263 vect_get_vec_def_for_operand, vect_init_vector,
5264 vect_finish_stmt_generation, vect_generate_tmps_on_preheader,
5265 vect_build_loop_niters, vect_update_ivs_after_vectorizer,
5266 vect_gen_niters_for_prolog_loop, vect_update_inits_of_dr,
5267 vect_update_inits_of_drs, vect_do_peeling_for_alignment,
5268 vect_do_peeling_for_loop_bound): Likewise.
5270 * tree-vect-analyze.c: New file.
5271 * tree-vect-transform.c: New file.
5273 2005-02-17 Jason Merrill <jason@redhat.com>
5275 PR mudflap/19319, c++/19317
5276 * gimplify.c (gimplify_modify_expr_rhs) [CALL_EXPR]: Make return
5279 2005-02-17 Gerald Pfeifer <gerald@pfeifer.com>
5281 * doc/install.texi (Specific): Update link for Darwin-specific
5284 2005-02-16 James A. Morrison <phython@gcc.gnu.org>
5286 * fold-const.c (invert_truthvalue): <INTEGER_CST>: Call
5287 constant_boolean_node.
5289 2005-02-16 David Edelsohn <edelsohn@gnu.org>
5292 * config/rs6000/t-aix43 (SHLIB_MAPFILES): Add libgcc-ppc64.ver.
5293 * config/rs6000/t-aix52 (SHLIB_MAPFILES): Same.
5295 2005-02-16 Richard Henderson <rth@redhat.com>
5298 * libgcc2.c (WORD_SIZE): Remove all definitions; replace uses
5300 (HIGH_WORD_COEFF, HIGH_HALFWORD_COEFF): Remove all definitions;
5301 replace uses with Wtype_MAXp1_F.
5302 (L_fixunstfdi, L_fixtfdi, L_floatditf, L_fixunsxfdi, L_fixxfdi,
5303 L_floatdixf, L_fixunsxfsi, L_fixunsdfdi, L_floatdidf, L_fixunsdfsi,
5304 L_powidf2, L_powixf2, L_powitf2, L_muldc3, L_divdc3, L_mulxc3,
5305 L_divxc3, L_multc3, L_divtc3): Protect with HAVE_DFMODE, HAVE_XFMODE,
5306 and HAVE_TFMODE as appropriate.
5307 (__fixunssfDI): Provide an implementation that doesn't need DFmode.
5308 (__floatdisf): Likewise.
5309 * libgcc2.h (LIBGCC2_DOUBLE_TYPE_SIZE): New.
5310 (HAVE_DFMODE, HAVE_XFMODE, HAVE_TFMODE): New.
5311 (Wtype_MAXp1_F): New.
5312 (DFtype, DCtype, __fixdfdi, __floatdidf, __fixunsdfSI, __fixunsdfDI,
5313 __powidf2, __divdc3, __muldc3): Protect with HAVE_DFMODE.
5315 2005-02-16 Richard Earnshaw <rearnsha@arm.com>
5318 * arm.c (arm_apply_result_size): New function.
5319 * arm.h (APPLY_RESULT_SIZE): Define.
5320 * arm-protos.h (arm_apply_result_size): Add prototype.
5321 * arm.md (RO_REGNUM, FPA_F0_REGNUM, FPA_F7_REGNUM): New constants.
5322 (movxf): New expand.
5323 (ldmsi_postinc4_thumb, stmsi_postinc4_thumb): New patterns for Thumb.
5324 (call_value_symbol): Remove predicate for operand 0.
5325 (call_value_insn, sibcall_value, sibcall_value_insn): Likewise.
5326 (untyped_call): Rework to correclty return values for any type.
5327 (untyped_return): New expand.
5328 * fpa.md (movxf_fpa): Simplify and use sfm/lfm when appropriate.
5330 2005-02-16 Stan Shebs <shebs@apple.com>
5332 * config.gcc (powerpc-*-darwin*): Use fragment for Darwin 8 or later.
5333 * config/rs6000/t-darwin8: New, for 64-bit multilib.
5335 2005-02-16 Eric Botcazou <ebotcazou@libertysurf.fr>
5337 * doc/install.texi (sparc-sun-solaris2*): Document required GMP
5338 configure settings on Solaris 7 and later.
5340 2005-02-16 Diego Novillo <dnovillo@redhat.com>
5342 PR tree-optimization/19865
5343 * tree-optimize.c (init_tree_optimization_passes): Run
5344 pass_may_alias after pass_sra.
5346 2005-02-16 Richard Henderson <rth@redhat.com>
5347 Stuart Hastings <stuart@apple.com>
5350 * dbxout.c (dbxout_function_end): Take decl parameter; update callers.
5351 Do nothing if debug info suppressed for this function.
5352 (dbxout_begin_function): Early exit if debug info suppressed for
5355 2005-02-16 Kazu Hirata <kazu@cs.umass.edu>
5358 * config/ip2k/ip2k.c (ip2k_reorg): Adjust calls to
5360 * config/sh/sh.c (sh_output_mi_thunk): Likewise.
5362 PR tree-optimization/19967
5363 * builtins.c (expand_builtin_strstr, expand_builtin_strpbrk,
5364 expand_builtin_strchr, expand_builtin_strrchr): Take a new
5365 argument TYPE. Adjust calls to fold_builtin_XXX.
5366 (expand_builtin, fold_builtin_1): Adjust calls to
5368 (fold_builtin_strchr, fold_builtin_strpbrk,
5369 fold_builtin_strstr, fold_builtin_strrchr): Convert the folded
5370 result to a requested type TYPE.
5372 2005-02-16 Jakub Jelinek <jakub@redhat.com>
5375 * fold-const.c (fold): Don't optimize (T)(x & cst) to
5376 (T)x & (T)cst if (T)cst overflows.
5377 * convert.c (convert_to_integer) <case POINTER_TYPE>: Pass
5378 TYPE_UNSIGNED (type) as type_for_size's UNSIGNEDP argument.
5380 2005-02-15 Jeff Law <law@redhat.com>
5382 * gcse.c (blocks_with_calls): New bitmap.
5383 (alloc_gcse_mem): Allocate it.
5384 (free_gcse_mem): Free it.
5385 (clear_modifY_mem_tables): Clear it.
5386 (record_last_mem_set_info): Set the proper bit in BLOCK_WITH_CALLS
5387 when we encounter CALL_INSNs.
5388 (compute_transp, case MEM): Handle blocks with calls separate
5389 from blocks without calls. Use bitmap iterators rather than
5392 2005-02-15 Peter O'Gorman <peter@pogma.com>
5395 * mklibgcc.in (vis_hide): Use a temporary object file, not
5398 2005-02-15 Andy Hutchinson <HutchinsonAndy@netscape.net>
5401 * config/avr/avr.h (MODES_TIEABLE_P): Define to 1 to allow subreg
5402 access optimization.
5404 2005-02-15 David Edelsohn <edelsohn@gnu.org>
5405 Alan Modra <amodra@bigpond.net.au>
5408 * config/rs6000/darwin-ldouble.c (_xlqadd): Rename to __gcc_qadd.
5409 (_xlqsub): Rename to __gcc_qsub.
5410 (_xlqmul): Rename to __gcc_qmul.
5411 (_xlqdiv): Rename to __gcc_qdiv.
5412 Provide versioned symbol aliases with old names.
5413 * config/rs6000/libgcc-ppc64.ver: Rename symbols.
5414 * config/rs6000/rs6000.c (rs6000_init_libfuncs): Rename symbols.
5415 * config/rs6000/t-aix43 (LIB2FUNCS_EXTRA): New.
5416 * config/rs6000/t-aix52 (LIB2FUNCS_EXTRA): New.
5417 * config/rs6000/t-newas (LIB2FUNCS_EXTRA): New.
5419 2005-02-15 James A. Morrison <phython@gcc.gnu.org>
5421 * fold-const.c (fold): Fold -(~A) to A + 1. Fold ~(-A) to A - 1.
5422 Fold ~(A - 1) and ~(A + -1) to -A.
5424 2005-02-15 James A. Morrison <phython@gcc.gnu.org>
5428 * config/host-linux.c (linux_gt_pch_use_address): Copy from
5429 config/pa/pa-host.c:pa_gt_pch_use_address.
5431 2005-02-15 Daniel Berlin <dberlin@dberlin.org>
5433 * tree-vn.c (get_value_handle): Make sure that given an
5434 is_gimple_min_invariant expression, we always return it.
5436 2005-02-15 Kazu Hirata <kazu@cs.umass.edu>
5438 * passes.c (rest_of_handle_gcse): Fix a comment.
5440 2005-02-15 Jeff Law <law@redhat.com>
5442 * gcse.c (canon_modify_mem_set_list_set): Kill unnecessary
5444 (alloc_gcse_mem, free_gcse_mem): Corresponding changes.
5445 (canon_list_insert, record_last_mem_set_info): Similarly.
5446 (clear_modify_mem_tables): Similarly.
5448 2005-02-15 Kazu Hirata <kazu@cs.umass.edu>
5450 * bitmap.c, bitmap.h, lambda-code.c, tree-dfa.c, tree-dump.c,
5451 tree-dump.h, tree-ssa-loop-manip.c, value-prof.c,
5452 config/mips/mips.md, config/rs6000/aix.h,
5453 config/rs6000/beos.h, config/rs6000/sysv4.h: Update copyright.
5455 2005-02-15 Richard Henderson <rth@redhat.com>
5457 * bb-reorder.c (find_traces_1_round): Force fallthru edge from a
5458 call to be best_edge.
5460 2005-02-14 Kazu Hirata <kazu@cs.umass.edu>
5462 * basic-block.h: Adjust the prototype for find_basic_blocks.
5463 * cfgbuild.c (find_basic_blocks): Remove unused arguments.
5464 * passes.c (rest_of_handle_loop_optimize): Adjust the call to
5467 * flow.c (recompute_reg_usage): Remove all arguments.
5468 * passes.c (rest_of_compilation): Adjust the call to
5469 recompute_reg_usage.
5470 * rtl.h: Adjust the prototype for recompute_reg_usage.
5472 2005-02-14 Daniel Berlin <dberlin@dberlin.org>
5474 * tree-dump.c (dump_files): Update to reflect new member
5476 (dump_register): Add new argument.
5478 (dump_switch_p_1): Check against glob name if doglob was passed.
5479 (dump_switch_p): Check against regular first, then glob if
5480 we didn't have any hits on the dump name.
5481 * tree-optimize.c (register_one_dump_file):
5482 Pass in glob name as well.
5483 * tree-pass.h (struct dump_file_info): Add glob
5486 2005-02-14 Joseph S. Myers <joseph@codesourcery.com>
5488 PR preprocessor/16323
5489 * doc/invoke.texi: Document that -Wendif-labels is on by default.
5491 2005-02-14 David Edelsohn <edelsohn@gnu.org>
5494 * config/rs6000/rs6000.md (trunctfdf2): Change to define_expand.
5495 (trunctfdf2_internal1): New.
5496 (trunctfdf2_internal2): Renamed from trunctfdf2.
5498 2005-02-14 Diego Novillo <dnovillo@redhat.com>
5500 PR tree-optimization/19853
5501 * tree-dfa.c (add_referenced_var): Always examine DECL_INITIAL.
5503 2005-02-14 Kazu Hirata <kazu@cs.umass.edu>
5505 * passes.c (rest_of_handle_loop_optimize): Remove calls to
5506 delete_dead_jumptables and cleanup_cfg.
5508 2005-02-14 Ulrich Weigand <uweigand@de.ibm.com>
5510 * reload.c (find_reloads): Swap address_reloaded flags when
5511 swapping commutative operands.
5513 2005-02-14 Sebastian Pop <pop@cri.ensmp.fr>
5515 * lambda-code.c (lambda_loopnest_to_gcc_loopnest, perfect_nestify):
5516 Use standard_iv_increment_position for computing the bsi position
5518 * tree-ssa-loop-manip.c (create_iv): Add a comment on how to compute
5521 2005-02-13 Zdenek Dvorak <dvorakz@suse.cz>
5524 * cfgrtl.c (safe_insert_insn_on_edge): Avoid extending
5525 life range of hard registers.
5526 * value-prof.c (insn_prefetch_values_to_profile): Only
5529 * value-prof.c (rtl_find_values_to_profile): Do not look for values to
5530 profile in libcalls.
5532 2005-02-13 Nathan Sidwell <nathan@codesourcery.com>
5534 * bitmap.h (bitmap_and_compl_into): Return bool.
5535 * bitmap.c (bitmap_and_compl_into): Return changed flag.
5537 2005-02-13 James A. Morrison <phython@gcc.gnu.org>
5539 PR tree-optimization/19944
5540 * fold-const.c (fold): Re-add ABS_EXPR folding.
5542 2005-02-13 David Edelsohn <edelsohn@gnu.org>
5545 * config/rs6000/aix.h ({TARGET,MASK}_XL_CALL): Rename to
5546 {TARGET,MASK}_XL_COMPAT.
5547 (SUBTARGET_SWITCHES): Rename xl-call to xl-compat. Use
5549 * config/rs6000/beos.h ({TARGET,MASK}_XL_CALL): Remove.
5550 * config/rs6000/rs6000.c (function_arg): Change TARGET_XL_CALL to
5552 (rs6000_arg_partial_bytes): Same.
5553 (rs6000_generate_compare): Generate PARALLEL for compare if TFmode
5554 and XL compatibility enabled.
5555 * config/rs6000/rs6000.h (TARGET_XL_CALL): Rename to TARGET_XL_COMPAT.
5556 * config/rs6000/rs6000.md (cmptf_internal1): Add !TARGET_XL_COMPAT
5557 test to final condition.
5558 (cmptf_internal2): New.
5559 * doc/invoke.texi (RS/6000 Subtarget Options): Change xl-call to
5560 xl-compat. Add TFmode information to description.
5562 2005-02-13 Kazu Hirata <kazu@cs.umass.edu>
5564 * flags.h, read-rtl.c, tree-ssa-live.h: Update copyright.
5566 2005-02-13 Jason Merrill <jason@redhat.com>
5569 * fold-const.c (fold_indirect_ref_1): Split out from...
5570 (build_fold_indirect_ref): Here.
5571 (fold_indirect_ref): New fn.
5572 * tree.h: Declare it.
5573 * gimplify.c (gimplify_compound_lval): Call fold_indirect_ref.
5574 (gimplify_modify_expr_rhs): Likewise.
5575 (gimplify_expr): Likewise.
5577 2005-02-13 James A. Morrison <phython@gcc.gnu.org>
5579 PR tree-optimization/14303
5580 PR tree-optimization/15784
5581 * fold-const.c (fold): Fold ABS_EXPR<x> >= 0 to true, when possible.
5582 Fold ABS_EXPR<x> < 0 to false. Fold ABS_EXPR<x> == 0 to x == 0 and
5583 ABS_EXPR<x> != 0 to x != 0.
5585 2005-02-12 Kazu Hirata <kazu@cs.umass.edu>
5587 * c-tree.h, combine.c, expmed.c, flow.c, libgcc2.c,
5588 simplify-rtx.c, tree-ssa-live.h: Fix comment typos. Follow
5589 spelling conventions.
5591 * passes.c (rest_of_handle_gcse): Don't run cse_main and
5592 delete_trivially_dead_insns too many times.
5594 * passes.c (rest_of_handle_gcse): Remove dead assignments to
5597 2005-02-12 Ira Rosen <irar@il.ibm.com>
5599 * tree-vectorizer.c (vect_get_base_and_offset): Remove.
5600 (vect_is_simple_iv_evolution): Remove redundant parameter
5602 (vect_analyze_scalar_cycles): Call vect_is_simple_iv_evolution
5603 without last parameter.
5604 (vect_analyze_pointer_ref_access): Get access_fn as parameter.
5605 Return pointer step. Call vect_is_simple_iv_evolution without
5606 last parameter. Check only that the step is multiple of size
5607 type. Remove stmt_vinfo updates.
5608 (vect_get_memtag_and_dr): Remove.
5609 (vect_get_memtag): New function.
5610 (vect_address_analysis): New function.
5611 (vect_object_analysis): New function.
5612 (vect_analyze_data_refs): Call vect_object_analysis and
5613 vect_get_memtag. Update stmt_vinfo fields.
5615 2005-02-12 Ira Rosen <irar@il.ibm.com>
5617 * tree-data-ref.c (array_base_name_differ_p): Check that the bases
5618 exist and are objects. Remove checks for pointer.
5619 * tree-vectorizer.c (vect_create_addr_base_for_vector_ref): Use
5620 STMT_VINFO_VECT_DR_BASE_ADDRESS instead of DR_BASE_NAME.
5621 (vect_create_data_ref_ptr): Likewise.
5622 (vect_base_addr_differ_p): New function.
5623 (vect_analyze_data_ref_dependence): Call vect_base_addr_differ_p.
5624 (vect_analyze_pointer_ref_access): Add output parameter - ptr_init.
5625 Don't set the DR_BASE_NAME field of data-ref.
5626 (vect_get_memtag_and_dr): Use ptr_init instead of DR_BASE_NAME.
5628 2005-02-12 Uros Bizjak <uros@kss-loka.si>
5630 * optabs.h (enum optab_index): Add new OTI_ldexp.
5631 (ldexp_optab): Define corresponding macro.
5632 * optabs.c (init_optabs): Initialize ldexp_optab.
5633 * genopinit.c (optabs): Implement ldexp_optab using ldexp?f3
5635 * builtins.c (expand_builtin_mathfn_2): Handle BUILT_IN_LDEXP{,F,L}
5637 (expand_builtin): Expand BUILT_IN_LDEXP{,F,L} using
5638 expand_builtin_mathfn_2 if flag_unsafe_math_optimizations is set.
5640 * config/i386/i386.md (ldexpsf3, ldexpdf3, ldexpxf3): New expanders
5641 to implement ldexpf, ldexp and ldexpl built-ins as inline x87
5644 2005-02-12 Ira Rosen <irar@il.ibm.com>
5646 * tree-vectorizer.h (struct _stmt_vec_info): Rename a field: base
5648 * tree-vectorizer.c (new_stmt_vec_info): Rename the above field of
5650 (vect_get_base_and_offset): Always return an address.
5651 (vect_create_addr_base_for_vector_ref): Remove treatment for
5652 different data reference types.
5653 (vect_compute_data_ref_alignment): Rename base to base_address in
5654 stmt_vec_info. Get the object in order to force its alignment.
5655 (vect_get_memtag_and_dr): Rename base to base_address in
5656 stmt_vec_info. Extract the object for memtag analysis.
5658 2005-02-12 Hans-Peter Nilsson <hp@axis.com>
5660 PR regression/19898.
5661 * config/cris/cris.c (cris_notice_update_cc): When testing if insn
5662 changes cc_status, use apply modified_in_p to part of cc_status
5663 and insn, not cris_reg_overlap_mentioned_p on SET_DEST of insn
5666 2005-02-11 Richard Henderson <rth@redhat.com>
5668 * tree-complex.c (expand_complex_libcall): New.
5669 (expand_complex_multiplication): Use it for c99 compliance.
5670 (expand_complex_division): Likewise.
5671 * fold-const.c (fold_complex_add, fold_complex_mult): New.
5673 * builtins.c (built_in_names): Remove const.
5674 * tree.c (build_common_builtin_nodes): Build complex arithmetic
5676 * tree.h (BUILT_IN_COMPLEX_MUL_MIN, BUILT_IN_COMPLEX_MUL_MAX): New.
5677 (BUILT_IN_COMPLEX_DIV_MIN, BUILT_IN_COMPLEX_DIV_MAX): New.
5678 (built_in_names): Remove const.
5679 * c-common.c (c_common_type_for_mode): Handle complex modes.
5680 * flags.h, toplev.c (flag_complex_method): Rename from
5681 flag_complex_divide_method.
5682 * libgcc2.c (__divsc3, __divdc3, __divxc3, __divtc3,
5683 __mulsc3, __muldc3, __mulxc3, __multc3): New.
5684 * libgcc2.h: Declare them.
5685 * libgcc-std.ver: Export them.
5686 * mklibgcc.in (lib2funcs): Build them.
5688 2005-02-11 Steven Bosscher <stevenb@suse.de>
5690 PR tree-optimization/19876
5691 Partially revert my change from 2005-01-14
5692 * tree-ssa-pre.c (compute_antic_aux): Make recursive once again...
5693 (compute_antic): ...and remove the loop here.
5695 2005-02-11 Jakub Jelinek <jakub@redhat.com>
5698 * fold-const.c (make_bit_field_ref): If bitpos == 0 and bitsize
5699 is number of inner's bits, avoid creating a BIT_FIELD_REF.
5701 * config/rs6000/sysv4.h (ENDFILE_LINUX_SPEC): Use crtendS.o instead of
5702 crtend.o if -pie. Use %{x:a;:b} spec syntax.
5704 2005-02-11 Daniel Jacobowitz <dan@codesourcery.com>
5706 * config/mips/linux-unwind.h (mips_fallback_frame_state): Adjust
5707 offsets for the big-endian 32-bit case.
5709 2005-02-11 Joseph S. Myers <joseph@codesourcery.com>
5711 * config/ia64/hpux.h (WCHAR_TYPE, WCHAR_TYPE_SIZE): Define.
5713 2005-02-11 Dale Johannesen <dalej@apple.com>
5715 * cselib.c (cselib_process_insn): Clear out regs where
5716 HARD_REGNO_CALL_PART_CLOBBERED is true at a call.
5717 * reload.c (find_equiv_reg): Ditto.
5719 2005-02-11 Ian Lance Taylor <ian@airs.com>
5721 * read-rtl.c (read_rtx_1): Give fatal error if we see a vector
5724 * tree.c (build_function_type_list): Work correctly if there are
5727 2005-02-11 Ulrich Weigand <uweigand@de.ibm.com>
5729 * config/s390/s390.md ("*cmpdi_cct", "*cmpsi_cct", "*cmpdi_ccs",
5730 "*cmpsi_ccs"): Use %h instead of %c to print immediate operand.
5731 ("*zero_extendhisi2_64", "*zero_extendhisi2_31"): Choose based on
5732 TARGET_ZARCH instead of TARGET_64BIT.
5734 2005-02-11 Ralf Corsepius <ralf.corsepius@rtems.org>
5736 * config/rs6000/t-rtems:
5737 (MULTILIB_OPTIONS): Remove mcpu=602.
5738 (MUTLILIB_DIRNAMES): Remove m602.
5739 (MULTILIB_MATCHES): Add ${MULTILIB_MATCHES_FLOAT}.
5740 Let mcpu=602 match mcpu=603.
5741 (MULTILIB_NEW_EXCEPTIONS_ONLY): Add mcpu=601, mcpu=602, mcpu=m603.
5743 2005-02-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5745 * pa/linux-unwind.h (pa32_fallback_frame_state): Handle misaligned
5748 2005-02-10 David Daney <ddaney@avtrex.com>
5750 * config/alpha/linux-unwind.h: Add exception clause to copyright.
5751 * config/i386/linux-unwind.h: Likewise.
5752 * config/ia64/linux-unwind.h: Likewise.
5753 * config/mips/linux-unwind.h: Likewise.
5754 * config/pa/linux-unwind.h: Likewise.
5755 * config/rs6000/linux-unwind.h: Likewise.
5756 * config/s390/linux-unwind.h: Likewise.
5757 * config/sh/linux-unwind.h: Likewise.
5758 * config/sparc/linux-unwind.h: Likewise.
5760 2005-02-10 Steven Bosscher <stevenb@suse.de>
5762 PR tree-optimization/17549
5763 * tree-outof-ssa.c (find_replaceable_in_bb): Do not allow
5764 TER to replace a DEF with its expression if the DEF and the
5765 rhs of the expression we replace into have the same root
5768 2005-02-10 Richard Sandiford <rsandifo@redhat.com>
5770 * config/mips/mips.md: Fix the placement of the match_scratch in the
5773 2005-02-10 Kazu Hirata <kazu@cs.umass.edu>
5775 * cse.c, tree-ssa-loop-ivopts.c, config/rs6000/linux-unwind.h:
5778 2005-02-10 Zdenek Dvorak <dvorakz@suse.cz>
5780 * tree-ssa-loop-ivopts.c (determine_base_object): Ignore casts.
5781 (strip_offset): Handle addresses.
5782 (add_address_candidates): Use strip_offset.
5783 (difference_cost): Reflect strip_offset change.
5784 (force_var_cost, difference_cost): Strip nops.
5786 2005-02-10 Kazu Hirata <kazu@cs.umass.edu>
5788 * df.h (DF_REF_MODE_CHANGE, DF_REF_MEM_OK): Remove.
5790 * builtins.def, haifa-sched.c, libgcc2.c, libgcc2.h,
5791 tree-ssa-loop-ivcanon.c, tree-ssa-loop-niter.c,
5792 config/cris/cris-protos.h, config/cris/cris.c: Update
5795 2005-02-10 Jeff Law <law@redhat.com>
5797 * tree-ssa-dom.c (thread_across_edge): Use xmalloc, not xcalloc.
5798 (lookup_avail_expr): Similarly.
5800 2005-02-10 Richard Guenther <rguenth@gcc.gnu.org>
5802 * builtins.c (fold_builtin_powi): New function.
5803 (fold_builtin_1): Call it.
5805 2005-02-10 Steven Bosscher <stevenb@suse.de>
5807 PR documentation/19309
5808 * doc/cpp.texi: The __GNUC__ and related predefined macros
5809 are also defined for the "standalone" cpp.
5810 Some non-GCC compilers may also define __GNUC__.
5812 2005-02-10 Jakub Jelinek <jakub@redhat.com>
5815 * c-typeck.c (common_type): New routine. Old common_type renamed
5817 (c_common_type): ...this.
5818 (build_conditional_expr, build_binary_op): Use c_common_type instead
5821 2005-02-10 Steven Bosscher <stevenb@suse.de>
5823 * doc/md.texi: Replace @samp{length} with @code{length}.
5825 2005-02-09 Zdenek Dvorak <dvorakz@suse.cz>
5827 PR tree-optimization/18687
5828 * tree-flow.h (find_loop_niter): Declare.
5829 * tree-ssa-loop-ivcanon.c (canonicalize_loop_induction_variables):
5830 Try using scev even for loops with more than one exit.
5831 * tree-ssa-loop-ivopts.c (struct loop_data): Removed niter field.
5832 (struct ivopts_data): Added niters field.
5833 (struct nfe_cache_elt): New.
5834 (nfe_hash, nfe_eq, niter_for_exit, niter_for_single_dom_exit): New
5836 (tree_ssa_iv_optimize_init): Initialize niters cache.
5837 (determine_number_of_iterations): Removed.
5838 (find_induction_variables): Do not call determine_number_of_iterations.
5839 Access niters for single exit through niter_for_single_dom_exit.
5840 (add_iv_outer_candidates): Access niters for single exit through
5841 niter_for_single_dom_exit.
5842 (may_eliminate_iv): Take data argument. Use niter_for_exit. Do not use
5843 number_of_iterations_cond.
5844 (iv_period): New function.
5845 (determine_use_iv_cost_condition): Pass data to may_eliminate_iv.
5846 (may_replace_final_value): Take data argument. Use
5847 niter_for_single_dom_exit.
5848 (determine_use_iv_cost_outer): Pass data to may_replace_final_value.
5849 (rewrite_use_compare): Pass data to may_eliminate_iv.
5850 (rewrite_use_outer): Pass data to may_replace_final_value.
5851 (free_loop_data): Clean up the niters cache.
5852 (tree_ssa_iv_optimize_finalize): Free the niters cache.
5853 (tree_ssa_iv_optimize_loop): Do not call loop_commit_inserts.
5854 * tree-ssa-loop-niter.c (find_loop_niter): New function.
5855 (find_loop_niter_by_eval): Use tree_int_cst_lt.
5856 (num_ending_zeros): Moved to tree.c.
5857 * tree.h (num_ending_zeros): Declare.
5858 * tree.c (num_ending_zeros): Moved from tree.c.
5860 2005-02-09 Richard Henderson <rth@redhat.com>
5862 * builtins.c (DEF_BUILTIN): Add COND argument.
5863 * tree.h (DEF_BUILTIN): Likewise.
5864 * builtins.def (DEF_GCC_BUILTIN, DEF_LIB_BUILTIN, DEF_EXT_LIB_BUILTIN,
5865 DEF_C94_BUILTIN, DEF_C99_BUILTIN, DEF_C99_C90RES_BUILTIN): Update to
5867 (DEF_BUILTIN_STUB): New.
5868 (BUILT_IN_STACK_SAVE, BUILT_IN_STACK_RESTORE, BUILT_IN_INIT_TRAMPOLINE,
5869 BUILT_IN_ADJUST_TRAMPOLINE, BUILT_IN_NONLOCAL_GOTO,
5870 BUILT_IN_PROFILE_FUNC_ENTER, BUILT_IN_PROFILE_FUNC_EXIT): Use it.
5871 * c-common.c (DEF_BUILTIN): Add COND argument.
5872 * tree.c (local_define_builtin): New.
5873 (build_common_builtin_nodes): New.
5875 2005-02-09 Roger Sayle <roger@eyesopen.com>
5877 * fold-const.c (fold_strip_sign_ops): New function to simplify a
5878 floating point expression ignoring the sign of the result.
5879 (fold) <ABS_EXPR>: Use it to simplify fabs(x).
5880 (fold) <MULT_EXPR>: Use it to simplify x*x.
5881 * tree.h (fold_strip_sign_ops): Prototype here.
5882 * builtins.c (fold_builtin_copysign): Take an additional FNDECL
5883 argument. Use fold_strip_sign_ops to simplify the first argument.
5884 (fold_builtin_pow): Use fold_strip_sign_ops to simplify the
5885 first argument when the second argument is an even integer
5886 constant, but only with -funsafe_math_optimizations.
5887 (fold_builtin_1): Update call to fold_builtin_copysign.
5889 2005-02-09 Ian Lance Taylor <ian@airs.com>
5892 * gimple-low.c (try_catch_may_fallthru): In EH_FILTER_EXPR case,
5893 just check whether EH_FILTER_FAILURE falls through.
5895 2005-02-09 Andreas Krebbel <krebbel1@de.ibm.com>
5897 * gcc/haifa-sched.c (schedule_block): Make queued sched group
5898 insns return to ready list in the next turn.
5900 2005-02-09 Richard Guenther <rguenth@gcc.gnu.org>
5903 * builtins.def: New __builtin_powi[lf].
5904 * builtins.c (mathfn_built_in): Handle BUILT_IN_POWI.
5905 (expand_builtin_powi): New function.
5906 (expand_builtin): Dispatch to expand_builtin_powi.
5907 * libgcc2.h: Add prototypes for __builtin_powi[lf].
5908 * libgcc2.c: Add __builtin_powi[lf] implementation.
5909 * mklibgcc.in: Add __builtin_powi[lf] to lib2funcs.
5910 * optabs.h: Add powi_optab.
5911 * optabs.c (init_optabs): Initialize powi_optab.
5912 * doc/extend.texi: Document __builtin_powi[lf].
5914 2005-02-09 Dorit Naishlos <dorit@il.ibm.com>
5916 * tree-vectorizer.c (vect_set_dump_settings): Check that dump_file
5919 2005-02-09 Richard Guenther <rguenth@gcc.gnu.org>
5922 * fold-const.c (try_move_mult_to_index): Remove redundant
5923 type argument. Create ADDR_EXPR with correct type.
5924 (fold): Update callers of try_move_mult_to_index. Convert
5925 result to the appropriate type.
5927 2005-02-09 Roger Sayle <roger@eyesopen.com>
5930 * config/avr/avr.c (default_rtx_costs): Delete.
5931 (avr_operand_rtx_cost): New function.
5932 (avr_rtx_costs): Completely rewrite.
5934 2005-02-08 Hans-Peter Nilsson <hp@axis.com>
5937 * config/cris/cris.c (in_code): New variable.
5938 (cris_output_addr_const): Now a static function, a wrapper for
5940 (cris_asm_output_symbol_ref): New function, broken out SYMBOL_REF
5941 case from old cris_output_addr_const.
5942 (cris_asm_output_label_ref): Similar for LABEL_REF.
5943 (cris_output_addr_const_extra): Similar for UNSPEC.
5944 * config/cris/cris.h (OUTPUT_ADDR_CONST_EXTRA)
5945 (ASM_OUTPUT_SYMBOL_REF, ASM_OUTPUT_LABEL_REF): Define.
5946 * config/cris/cris-protos.h (cris_output_addr_const): Remove
5948 (cris_asm_output_symbol_ref, cris_output_addr_const_extra)
5949 (cris_asm_output_label_ref): Declare.
5951 2005-02-08 Paolo Bonzini <bonzini@gnu.org>
5953 PR preprocessor/19801
5954 * doc/cppinternals.texi (Conventions, Lexer, Files): Adjust
5955 filenames that changed when libcpp was moved to the toplevel.
5957 2005-02-07 Roger Sayle <roger@eyesopen.com>
5959 * simplify-rtx.c (simplify_relational_operation_1): Avoid creating
5960 zero extensions of BImode operands. Call lowpart_subreg instead
5961 of gen_lowpart_common and gen_lowpart_SUBREG.
5963 2005-02-07 Nathanael Nerode <neroden@gcc.gnu.org>
5966 * libada-mk.in: Use cc_for_cross_gnattools, not cc_set_by_configure.
5967 * configure.ac: Set cc_for_cross_gnattools.
5968 * configure: Regenerate.
5970 2005-02-08 Alan Modra <amodra@bigpond.net.au>
5973 * predict.c (PROB_VERY_UNLIKELY): Use 1% instead of 10%.
5975 2005-02-07 Eric Botcazou <ebotcazou@libertysurf.fr>
5978 * dbxout.c (dbxout_symbol) <FUNCTION_DECL>: Skip inline instance
5979 of nested functions.
5981 2005-02-07 Jonathan Wakely <redi@gcc.gnu.org>
5983 * doc/extend.texi: Document deprecated extensions allowing
5984 static floating-point members to have initializers and allowing
5985 floating-point literals in integral constant expressions.
5987 2005-02-07 Kazu Hirata <kazu@cs.umass.edu>
5989 * cfgcleanup.c, df.h, diagnostic.c, rtl.c, tree-vectorizer.h,
5990 config/darwin7.h, config/mips/mips.c,
5991 config/rs6000/altivec.md, config/rs6000/darwin-tramp.asm:
5994 * cse.c: Update comments.
5996 2005-02-07 Richard Guenther <rguenth@gcc.gnu.org>
5999 * builtins.c (fold_builtin_sqrt): Transform
6000 sqrt(pow(x,y)) to pow(fabs(x),y*0.5), not
6003 2005-02-07 Leehod Baruch <leehod@il.ibm.com>
6004 Dorit Naishlos <dorit@il.ibm.com>
6006 * doc/invoke.texi (ftree-vectorizer-verbose): New.
6007 * opts.c (OPT_ftree_vectorizer_verbose_): New case for switch.
6008 * common.opt (ftree-vectorizer-verbose): New Flag for the vectorizer
6010 * tree.h (vect_set_verbosity_level): New extern function declaration
6012 * tree-vectorizer.h (verbosity_levels): New enum type.
6013 * tree-vectorizer.c (vect_debug_stats): Function removed.
6014 (vect_debug_details): Likewise.
6015 (vect_verbosity_level): Global variable was defined and initialized.
6016 (vect_dump): Global variable definition.
6017 (vect_print_dump_info): New function.
6018 (vect_set_dump_settings): New function.
6019 (vect_set_verbosity_level): New function.
6020 (vectorize_loops): Add call to vect_set_dump_settings.
6022 (slpeel_make_loop_iterate_ntimes): Dump condition was changed.
6023 (slpeel_tree_duplicate_loop_to_edge_cfg): Likewise.
6024 (slpeel_tree_peel_loop_to_edge): Likewise.
6026 (vect_analyze_offset_expr): Call to vect_print_dump_info with
6027 appropriate verbosity level instead of call to vect_debug_details
6028 or vect_debug_stats.
6029 (vect_get_base_and_offset):
6030 (vect_create_addr_base_for_vector_ref):
6031 (get_vectype_for_scalar_type):
6032 (vect_create_data_ref_ptr):
6034 (vect_get_vec_def_for_operand):
6035 (vect_finish_stmt_generation):
6036 (vectorizable_assignment):
6037 (vectorizable_operation):
6038 (vectorizable_store):
6039 (vectorizable_load):
6040 (vect_transform_stmt):
6041 (vect_update_ivs_after_vectorizer):
6042 (vect_do_peeling_for_loop_bound):
6043 (vect_update_inits_of_drs):
6044 (vect_do_peeling_for_alignment):
6045 (vect_transform_loop):
6046 (vect_is_simple_use):
6047 (vect_analyze_operations):
6048 (vect_is_simple_iv_evolution):
6049 (vect_analyze_scalar_cycles):
6050 (vect_analyze_data_ref_dependence):
6051 (vect_analyze_data_ref_dependences):
6052 (vect_compute_data_ref_alignment):
6053 (vect_enhance_data_refs_alignment):
6054 (vect_analyze_data_refs_alignment):
6055 (vect_analyze_data_ref_access):
6056 (vect_analyze_data_ref_accesses):
6057 (vect_analyze_pointer_ref_access):
6058 (vect_get_memtag_and_dr):
6059 (vect_analyze_data_refs):
6060 (vect_mark_relevant):
6061 (vect_stmt_relevant_p):
6062 (vect_mark_stmts_to_be_vectorized):
6063 (vect_can_advance_ivs_p):
6064 (vect_get_loop_niters):
6065 (vect_analyze_loop_form):
6066 (vect_analyze_loop):
6067 (vectorize_loops): Likewise.
6069 (vect_do_peeling_for_loop_bound): Dump format slightly changed.
6070 (vect_update_inits_of_drs):
6071 (vect_do_peeling_for_alignment):
6072 (vect_transform_loop):
6073 (vect_analyze_operations):
6074 (vect_analyze_scalar_cycles):
6075 (vect_analyze_data_ref_dependences):
6076 (vect_analyze_data_refs_alignment):
6077 (vect_analyze_data_ref_accesses):
6078 (vect_analyze_data_refs):
6079 (vect_mark_stmts_to_be_vectorized):
6080 (vect_get_loop_niters):
6081 (vect_analyze_loop_form):
6082 (vect_analyze_loop): Likewise.
6083 (vect_mark_stmts_to_be_vectorized): Add call to print_generic_expr.
6085 2005-02-07 Richard Sandiford <rsandifo@redhat.com>
6089 2005-01-26 Richard Sandiford <rsandifo@redhat.com>
6090 * config/mips/iris6.h (ENDFILE_SPEC): Don't link in irix-csr.o if
6091 either -ffast-math or -funsafe-math-optimizations is in use.
6093 2005-01-24 Richard Sandiford <rsandifo@redhat.com>
6094 * config/mips/irix-csr.c: New file.
6095 * config/mips/t-iris6 (irix-csr.o): New rule to build it.
6096 (EXTRA_MULTILIB_PARTS): Add irix-csr.o.
6097 * config/mips/iris6.h (ENDFILE_SPEC): Include it in n32 and n64
6100 2005-02-07 Alexandre Oliva <aoliva@redhat.com>
6102 * config/mn10300/linux.h (LIB_SPEC, STARTFILE_SPEC): Remove
6103 redundant, incorrect definitions.
6105 * config/frv/frv.md ("tls_indirect_call"): Turn into libcall-like
6107 ("*tls_indirect_call"): New, reference hard regs directly.
6108 * config/frv/frv.c (gen_inlined_tls_plt): Adjust.
6110 2005-02-07 Ralf Corsepius <ralf.corsepius@rtems.org>
6112 * config/arm/rtems-elf.h (SUBTARGET_EXTRA_ASM_SPEC):
6113 Let !-mhard-float !-msoft-float imply -mfpu=softfpa.
6115 2005-02-06 Roger Sayle <roger@eyesopen.com>
6117 PR rtl-optimization/19800
6118 * simplify_rtx.c (simplify_relational_operation_1): Explicitly
6119 call gen_lowpart_common and gen_lowpart_SUBREG instead of calling
6122 2005-02-07 Ralf Corsepius <ralf.corsepius@rtems.org>
6124 * config/m68k/t-rtems (MULTILIB_MATCHES): Let m528x match m5200.
6126 2005-02-07 Joseph S. Myers <joseph@codesourcery.com>
6129 * doc/invoke.texi: Correct documentation of -freorder-functions.
6131 2005-02-06 Joseph S. Myers <joseph@codesourcery.com>
6134 * doc/invoke.texi: Don't mention gccbug.
6136 2005-02-06 Roger Sayle <roger@eyesopen.com>
6137 Andrew Pinski <pinskia@physics.uc.edu>
6138 Paolo Bonzini <paolo.bonzini@lu.unisi.ch>
6140 * simplify-rtx.c (simplify_relational_operation_1): Simplify
6141 (ne:SI (zero_extract:SI FOO (const_int 1) BAR) (const_int 0))
6142 into just (zero_extract:SI FOO (const_int 1) BAR).
6144 2005-02-06 Joseph S. Myers <joseph@codesourcery.com>
6146 * doc/cpp.texi: Include gcc-common.texi. Don't define gcctabopt
6147 macro locally. Don't give last revision date. Use GCC version
6148 number from gcc-common.texi.
6149 * doc/cppinternals.texi: Include gcc-common.texi. Don't give last
6150 revision date. Use GCC version number from gcc-common.texi.
6151 Describe being a library as current state rather than as 3.x
6153 * doc/gcc.texi: Remove last update date.
6154 * doc/gccint.texi: Likewise. Update copyright dates.
6155 * doc/install.texi: Update copyright dates.
6157 2005-02-06 Joseph S. Myers <joseph@codesourcery.com>
6160 * doc/invoke.texi: Mention for each option included in -Wall that
6161 it is included in -Wall.
6162 * doc/gcc.texi: Update copyright and last modification date.
6164 2005-02-06 Zdenek Dvorak <dvorakz@suse.cz>
6166 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Do not add
6167 unnecessary cast to original induction variable increments.
6169 2005-02-06 Zdenek Dvorak <dvorakz@suse.cz>
6171 PR tree-optimization/18219
6172 * tree-ssa-loop-ivopts.c (get_computation_at): Produce computations
6173 in distributed form.
6175 2005-02-06 Richard Sandiford <rsandifo@redhat.com>
6177 * expmed.c (store_bit_field): Make the SUBREG code adjust bitnum.
6178 Set bitpos and offset later in the function. Do nothing if the
6179 target is a register and if the bitfield lies completely outside
6181 (extract_bit_field): Make the same SUBREG, bitpos and offset changes
6182 here. Return an uninitialised register if the source value is stored
6183 in a register and the bitfield lies completely outside that register.
6185 2005-02-06 Steven Bosscher <stevenb@suse.de>
6187 * df.c (df_insn_refs_record): Use XEXP to get the operand of a USE,
6190 2005-02-06 Marcin Dalecki <martin@dalecki.de>
6192 * diagnostic.c (default_diagnostic_finalizer): Fix use of attribute.
6194 2005-02-06 Geoffrey Keating <geoffk@apple.com>
6196 * config.gcc (*-*-darwin*): Separate darwin7 and darwin8 configs.
6197 * config/darwin8.h: New.
6198 * config/darwin7.h: Update comment.
6200 2005-02-03 Leehod Baruch <leehod@il.ibm.com>
6201 Dorit Naishlos <dorit@il.ibm.com>
6203 * tree-vectorizer.h (LOC): New type.
6204 (UNKNOWN_LOC, EXPR_LOC, LOC_FILE, LOC_LINE): New macros.
6205 (loop_line_number): New field in struct _loop_vec_info.
6206 (LOOP_VINFO_LOC, LOOP_LOC): New macros.
6208 * tree-vectorizer.c (input.h): Included.
6209 (find_loop_location): New function.
6210 (vect_debug_stats): Argument changed from loop to LOC. Computation of
6211 loop line number removed.
6212 (vect_debug_details): Likewise.
6213 (new_loop_vec_info): Initialize new field LOOP_VINFO_LOC.
6215 (slpeel_make_loop_iterate_ntimes): Call find_loop_location. Argument in
6216 call to vect_debug_details/stats changed from loop to loop_loc.
6217 (slpeel_tree_duplicate_loop_to_edge_cfg): Likewise.
6218 (slpeel_tree_peel_loop_to_edge): Likewise.
6220 (vect_analyze_offset_expr): Argument in call to vect_debug_details/stats
6221 changed from NULL to UNKNOWN_LOC.
6222 (vect_get_base_and_offset):
6223 (vect_create_addr_base_for_vector_ref):
6224 (get_vectype_for_scalar_type):
6225 (vect_create_data_ref_ptr):
6227 (vect_get_vec_def_for_operand):
6228 (vect_finish_stmt_generation):
6229 (vectorizable_assignment):
6230 (vectorizable_operation):
6231 (vectorizable_store):
6232 (vectorizable_load):
6233 (vect_transform_stmt):
6234 (vect_update_ivs_after_vectorizer):
6235 (vect_do_peeling_for_loop_bound):
6236 (vect_do_peeling_for_alignment):
6237 (vect_transform_loop):
6238 (vect_is_simple_use):
6239 (vect_analyze_operations):
6240 (vect_is_simple_iv_evolution):
6241 (vect_analyze_scalar_cycles):
6242 (vect_analyze_data_ref_dependences):
6243 (vect_compute_data_ref_alignment):
6244 (vect_enhance_data_refs_alignment):
6245 (vect_analyze_data_ref_access):
6246 (vect_analyze_data_ref_accesses):
6247 (vect_analyze_pointer_ref_access):
6248 (vect_get_memtag_and_dr):
6249 (vect_analyze_data_refs):
6250 (vect_mark_relevant):
6251 (vect_stmt_relevant_p):
6252 (vect_mark_stmts_to_be_vectorized):
6253 (vect_can_advance_ivs_p):
6254 (vect_get_loop_niters):
6255 (vect_analyze_loop):
6256 (vectorize_loops): Likewise.
6258 (vectorizable_load): Argument in call to vect_debug_details/stats
6259 changed from loop to LOOP_LOC (loop_vinfo).
6260 (vect_transform_loop):
6261 (vect_analyze_operations):
6262 (vect_analyze_scalar_cycles):
6263 (vect_analyze_data_ref_dependence):
6264 (vect_enhance_data_refs_alignment):
6265 (vect_analyze_data_ref_accesses):
6266 (vect_analyze_pointer_ref_access):
6267 (vect_analyze_data_refs):
6268 (vect_analyze_loop): Likewise.
6270 (vect_analyze_loop_form): Argument in call to vect_debug_details/stats
6271 changed from loop to loop_loc.
6273 (vect_enhance_data_refs_alignment): Removed unused variable loop.
6275 2005-02-03 Leehod Baruch <leehod@il.ibm.com>
6276 Dorit Naishlos <dorit@il.ibm.com>
6278 * tree-vectorizer.c (vect_analyze_data_ref_dependence): Function
6280 (vect_analyze_data_ref_dependences): Likewise.
6282 (vect_is_simple_use): Argument changed from loop structure to
6283 loop_vect_info structure.
6284 (vect_can_advance_ivs_p): Likewise.
6285 (vect_create_index_for_vector_ref): Likewise.
6286 (vect_update_ivs_after_vectorizer): Likewise.
6287 (new_stmt_vec_info): Likewise.
6289 (new_loop_vec_info): Second argument in call to new_stmt_vec_info was
6290 changed from loop to loop_vinfo.
6291 (vect_create_data_ref_ptr): First argument in call to
6292 vect_create_index_for_vector_ref was changed from loop to loop_vinfo.
6293 (vectorizable_assignment): Second argument in call to vect_is_simple_use
6294 was changed from loop to loop_vinfo.
6295 (vectorizable_operation): Likewise.
6296 (vectorizable_store): Likewise.
6297 (vect_mark_stmts_to_be_vectorized): Likewise.
6298 (vect_do_peeling_for_loop_bound): First argument in call to
6299 vect_update_ivs_after_vectorizer was changed from loop to loop_vinfo.
6300 (vect_analyze_operations): Argument in call to vect_can_advance_ivs_p
6301 was changed from loop to loop_vinfo.
6302 (vect_analyze_data_ref_dependences): Third argument in call to
6303 vect_analyze_data_ref_dependence was changed from loop to loop_vinfo.
6305 (vect_create_index_for_vector_ref): Get the loop from loop_vinfo.
6306 (vect_create_data_ref_ptr): Likewise.
6307 (vect_init_vector): Likewise.
6308 (vect_get_vec_def_for_operand): Likewise.
6309 (vectorizable_assignment): Likewise.
6310 (vectorizable_operation): Likewise.
6311 (vectorizable_store): Likewise.
6312 (vectorizable_load): Likewise.
6313 (vect_update_ivs_after_vectorizer): Likewise.
6314 (vect_is_simple_use): Likewise.
6315 (vect_analyze_data_ref_dependence): Likewise.
6316 (vect_analyze_pointer_ref_access): Likewise.
6317 (vect_can_advance_ivs_p): Likewise.
6319 * tree-vectorizer.h: (_loop_vec_info): Definition and macros moved
6320 before _stmt_vec_info.
6321 (_stmt_vec_info): Loop field replaced by loop_vec_info.
6322 (STMT_VINFO_LOOP): Replaced with STMT_VINFO_LOOP_VINFO.
6323 (new_stmt_vec_info): Argument changed from loop structure to
6324 loop_vect_info structure
6326 (vect_analyze_data_ref_dependences): Unnecessary line was removed.
6327 (vect_analyze_offset_expr): Avoid 80 columns overflow.
6328 (vect_create_addr_base_for_vector_ref): Likewise.
6329 (vect_analyze_pointer_ref_access): Likewise.
6331 2005-02-03 Andrew Pinski <pinskia@physics.uc.edu>
6334 * tree-ssa-dse.c (fix_phi_uses): Update the occurs in abnormal
6335 phi flag if the phi is abnormal.
6337 2005-02-03 Andrew Pinski <pinskia@physics.uc.edu>
6340 * tree-ssa.c (replace_immediate_uses): Update the immediate_uses
6341 information for the new statement.
6343 2005-02-03 Joseph S. Myers <joseph@codesourcery.com>
6346 * gcc.c (main): Include the target in -v output.
6348 2005-02-03 Alexandre Oliva <aoliva@redhat.com>
6350 * combine.c (simplify_comparison, case SIGN_EXTEND, ZERO_EXTEND):
6351 Do not drop the extend if we'd have to add a paradoxical subreg
6352 later. Include optabs.h and insn-codes.h.
6353 * Makefile.in (combine.o): Depend on $(OPTABS_H).
6355 2005-02-02 Roger Sayle <roger@eyesopen.com>
6358 * real.h (REAL_MODE_FORMAT_COMPOSITE_P): New macro.
6359 * fold-const.c (const_binop): Avoid constant folding floating
6360 point operations in modes that use composite representations.
6361 * simplify-rtx.c (simplify_binary_operation): Likewise.
6363 2005-02-02 Geoffrey Keating <geoffk@apple.com>
6365 * config/rs6000/altivec.md (altivec_dst): Make the first operand
6367 (altivec_dstt): Likewise.
6368 (altivec_dstst): Likewise.
6369 (altivec_dststt): Likewise.
6370 * config/rs6000/rs6000.c (altivec_expand_dst_builtin): Adjust creation
6373 2005-02-03 Dorit Naishlos <dorit@il.ibm.com>
6375 * tree-vectorizer.c (slpeel_make_loop_iterate_ntimes): Copy
6376 EXPR_LOCUS from orig_cond to the new cond_stmt.
6377 (vect_finish_stmt_generation): Copy EXPR_LOCUS from stmt to
6380 2005-02-03 Dorit Naishlos <dorit@il.ibm.com>
6382 * tree-vectorizer.c (slpeel_make_loop_iterate_ntimes): Call
6383 standard_iv_increment_position. Remove call to bsi_next
6384 (no need to bump the iterator anymore).
6385 (vect_create_index_for_vector_ref): Call
6386 standard_iv_increment_position. Remove second function argument.
6387 (vect_finish_stmt_generation): Remove call to bsi_next
6388 (no need to bump the iterator anymore).
6389 (vect_create_data_ref_ptr): Remove second argument (bsi) in call
6390 to vect_create_index_for_vector_ref.
6392 2005-02-03 Dorit Naishlos <dorit@il.ibm.com>
6394 * tree-vectorizer.c (vect_mark_stmts_to_be_vectorized): Check if
6395 phis are used out of the loop.
6397 2005-02-03 Joseph S. Myers <joseph@codesourcery.com>
6400 * c-decl.c (undef_nested_function): New variable.
6401 (pop_scope): Diagnose undefined nested functions.
6402 (finish_function): Don't attempt cgraph processing or genericizing
6403 if current top-level function contained an undefined nested
6404 function. Reset undef_nested_function at the end of a top-level
6407 2005-02-02 Zdenek Dvorak <dvorakz@suse.cz>
6409 * tree.c (build_int_cst_type): Take sign of the value into account
6410 when deciding whether sign extend the value.
6412 2005-02-02 Joseph S. Myers <joseph@codesourcery.com>
6415 * gcc.c (cpp_unique_options): Remove %{trigraphs}.
6416 (cpp_options, cc1_options): Change %{std*&ansi} to
6417 %{std*&ansi&trigraphs}.
6419 2005-02-02 Kazu Hirata <kazu@cs.umass.edu>
6421 * cse.c: Update comments.
6423 2005-02-02 Aldy Hernandez <aldyh@redhat.com>
6425 * config/rs6000/rs6000.c (rs6000_spe_function_arg): Multi-reg
6426 arguments go on the stack. Do not put complex doubles in odd/even
6429 2005-02-02 Steven Bosscher <stevenb@suse.de>
6431 * doc/invoke.texi: Update the options enabled at -O1, -O2,
6432 and -O3. Update the documentation for -fgcse-sm, -fgcse-las,
6433 -ftree-pre, and -fthread-jumps.
6435 2005-02-02 Richard Sandiford <rsandifo@redhat.com>
6437 PR tree-optimization/19578
6438 * tree-flow.h (modified_noreturn_calls): Declare.
6439 (noreturn_call_p): Declare.
6440 * tree-flow-inline.h (noreturn_call_p): New function.
6441 (modify_stmt): Add modified noreturn calls to modified_noreturn_calls.
6442 * tree-cfg.c (modified_noreturn_calls): New variable.
6443 (cleanup_control_flow): Use noreturn_call_p. Split basic blocks
6444 that contain a mid-block noreturn call.
6445 * tree-ssa.c (delete_tree_ssa): Clear modified_noreturn_calls.
6447 2005-02-02 Kazu Hirata <kazu@cs.umass.edu>
6449 * df.c (df_def_record_1, df_uses_record): Don't use
6451 * df.h (DF_FOR_REGALLOC): Remove.
6453 2005-02-02 Joseph S. Myers <joseph@codesourcery.com>
6456 * c-typeck.c (really_start_incremental_init): Reset
6457 constructor_max_index for arrays of incomplete type.
6459 2005-02-02 Jeff Law <law@redhat.com>
6461 * gcse.c (struct reg_set): Store the block index where the register
6462 was set rather than the setting insn.
6463 (record_one_set, compute_transp): Corresponding changes.
6464 (pre_insert_copy_insn): Do not call replace_one_set.
6465 (replace_one_set): Remove.
6467 2005-02-02 Joseph S. Myers <joseph@codesourcery.com>
6470 * doc/gcov.texi: Fix typo.
6472 2005-02-01 Richard Henderson <rth@redhat.com
6475 * config/i386/i386.h (MODES_TIEABLE_P): Use ix86_modes_tieable_p.
6476 * config/i386/i386.c (ix86_hard_regno_mode_ok): Change return
6478 (ix86_tieable_integer_mode_p, ix86_modes_tieable_p): New.
6479 * config/i386/i386-protos.h: Update.
6481 2005-02-01 Steven Bosscher <stevenb@suse.de>
6483 PR tree-optimization/19217
6484 * tree-cfg.c (verify_expr): Use the data field to see if TP was
6485 seen inside a PHI node. Do not do the ADDR_EXPR check if it was.
6486 (verify_stmts): Pass (void*)1 as data to verify_expr to signal
6487 that it is walking a PHI node.
6489 2005-02-01 Joseph S. Myers <joseph@codesourcery.com>
6491 * doc/extend.texi (Nested Functions): Update.
6493 2005-02-01 Richard Henderson <rth@redhat.com>
6496 * optabs.c (expand_copysign_absneg): Export.
6497 * optabs.h (expand_copysign_absneg): Declare.
6498 * config/rs6000/rs6000.md (copysigntf3): New.
6500 2005-02-01 Diego Novillo <dnovillo@redhat.com>
6502 PR tree-optimization/19633
6503 * tree-flow.h (struct ptr_info_def): Add field 'pt_null'.
6504 * tree-ssa-alias.c (init_alias_info): Initialize.
6505 (merge_pointed_to_info): Set.
6506 (add_pointed_to_expr): Set pt_null if EXPR is a NULL pointer.
6507 (dump_points_to_info_for): Show value of pt_null.
6508 (struct count_ptr_d): Declare.
6509 (find_ptr_dereference): Remove.
6510 (ptr_is_dereferenced_by): Remove.
6511 (count_ptr_derefs): New local function.
6512 (count_uses_and_derefs): New local function.
6513 (compute_points_to_and_addr_escape): Call it. If the number
6514 of dereferences is greater than zero, mark the pointer as
6515 dereferenced. If there are fewer dereferences than uses of
6516 the pointer, the pointer's value escapes.
6518 2005-02-01 Diego Novillo <dnovillo@redhat.com>
6520 PR tree-optimization/19670
6521 * tree-ssa.c (verify_ssa_name): Don't set TREE_VISITED
6523 (verify_use): ... set it here, instead.
6525 2005-02-01 Janis Johnson <janis187@us.ibm.com>
6527 * doc/sourcebuild.texi (Test directives): Fix formatting.
6529 * doc/sourcebuild.texi (Test directives): Describe selector
6532 2005-02-01 Segher Boessenkool <segher@kernel.crashing.org>
6534 * config.gcc (powerpc64-*-linux*): Default to -m64 also for
6535 specific 64-bit CPUs.
6537 2005-02-01 Richard Earnshaw <rearnsha@arm.com>
6540 * arm.c (arm_eliminable_register): New function.
6541 (adjacent_mem_locations): Don't allow eliminable registers. Use
6542 HOST_WIDE_INT for address offsets.
6543 * arm-protos.h (arm_eliminable_register): Add prototype.
6545 2005-02-01 Steven Bosscher <stevenb@suse.de>
6547 PR optimization/15242
6548 * params.def (PARAM_MAX_GOTO_DUPLICATION_INSNS): New param.
6549 * basic-block.h (duplicate_computed_gotos): Add prototype.
6550 * bb-reorder.c (duplicate_computed_gotos): New function to
6551 duplicate sufficiently small blocks ending in a computed jump.
6552 * passes.c (rest_of_compilation): Call duplicate_computed_gotos
6553 if not optimizing for size.
6554 * cfgcleanup.c (try_crossjump_bb): If not optimizing for size,
6555 never do tail merging for blocks ending in a computed jump.
6556 * doc/invoke.texi: Document the max-goto-duplication-insns param.
6558 2005-02-01 Eric Botcazou <ebotcazou@libertysurf.fr>
6560 Patch from Richard Sandiford <rsandifo@redhat.com>
6561 * reload1.c (choose_reload_regs): Prevent the find_equiv_reg() code
6562 from inheriting a subreg equivalence with a non-spill register.
6564 * tree.h (DECL_FUNCTION_CODE): Document that it is overloaded.
6566 2005-02-01 Alexandre Oliva <aoliva@redhat.com>
6568 * config/frv/frv.c (movcc_fp_destination_operand): New.
6569 (gpr_or_memory_operand): Fix typo in comment.
6570 (gpr_or_memory_operand_with_scratch): New.
6571 * config/frv/frv.h (PREDICATE_CODES): Add the two new predicates.
6572 * config/frv/frv.md (movcc_fp, movcc_fp_internal): Use
6573 movcc_fp_destination_operand.
6574 (reload_incc_fp): Use gpr_or_memory_operand_with_scratch.
6575 Legitimize memory addresses using a scratch register.
6577 2005-01-31 Jeff Law <law@redhat.com>
6579 * tree-into-ssa.c (mark_def_sites_global_data): Make KILLS
6580 bitmap a sparse bitmap instead of a simple bitmap.
6581 (mark_def_sites_initialize_block): Corresponding changes.
6582 (ssa_mark_def_sites_initialize_block): Likewise.
6583 (ssa_mark_phi_uses): Likewise.
6584 (mark_def_site, ssa_mark_def_sites): Likewise.
6585 (mark_def_site_blocks): Likewise.
6586 (rewrite_ssa_into_ssa): Likewise.
6588 * tree-ssa-dom.c (record_cond): Pass correct variable type
6589 for last argument to htab_find_slot_with_hash.
6591 * fold-const.c (fold, case CEIL_MOD_EXPR): Do not lose side
6592 effects when optimizing 0 % X. Do not try to optimize X % 0.
6594 2005-01-31 James E. Wilson <wilson@specifixinc.com>
6596 * config/ia64/itanium1.md (1_scall bypass): Change 2_mmalua to
6599 2005-02-01 Eric Christopher <echristo@redhat.com>
6601 * config/mips/mips.c (override_options): Warn if -mint64
6603 * doc/invoke.texi (MIPS Options): Document that -mint64 is
6606 2005-02-01 Kazu Hirata <kazu@cs.umass.edu>
6608 * cse.c (cse_reg_info): Remove hash_next, next, regno. Add
6610 (cse_reg_info_list, cse_reg_info_list_free, REGHASH_SHIFT,
6611 REGHASH_SIZE, REGHASH_MASK, reg_hash, REGHASH_FN,
6612 cached_cse_reg_info, GET_CSE_REG_INFO): Remove.
6613 (cached_regno): Initialize to INVALID_REGNUM.
6614 (cse_reg_info_table_size,
6615 cse_reg_info_table_first_uninitialized,
6616 cse_reg_info_timestamp): New.
6617 (REG_TICK, REG_IN_TABLE, SUBREG_TICKED, REG_QTY): Use
6619 (init_cse_reg_info, get_cse_reg_info_1): New.
6620 (get_cse_reg_info): Cache the last look-up.
6621 (new_basic_block): Update the code to clear mappings from
6622 registers to cse_reg_info entries.
6623 (cse_main): Call init_cse_reg_info.
6625 * cse.c (get_cse_reg_info): Update a comment.
6627 2005-01-31 Steven Bosscher <stevenb@suse.de>
6630 * c-decl.c (start_decl): Do not warn about arrays of elements with
6631 an incomplete type here.
6632 (grokdeclarator): Do it here by making a pedwarn an error.
6633 * c-typeck.c (push_init_level): If there were previous errors with
6634 the constructor type, do not warn about braces for initializers.
6635 (process_init_element): Likewise for excess initializer elements.
6637 2005-01-31 Kazu Hirata <kazu@cs.umass.edu>
6639 * cse.c (delete_trivially_dead_insn): Don't iterate.
6641 2005-01-31 Andrew Pinski <pinskia@physics.uc.edu>
6643 * config/rs6000/rs6000.md (copysignsf3): New expand.
6644 (copysigndf3): Likewise.
6646 2005-01-31 Steven Bosscher <stevenb@suse.de>
6648 * recog.c (constrain_operands): Only look for earlyclobber operand
6649 conflicts if an '&' constraint was seen.
6651 2005-01-31 Marc Espie <espie@openbsd.org>
6653 * config.gcc: Don't include embedded systems fragment, switches default
6654 debugging format to ELF.
6655 * config/i386/openbsdelf.h: Add DBX_REGISTER_NUMBER since we no
6656 longer pick it up there.
6658 2005-01-31 Dale Johannesen <dalej@apple.com>
6660 * doc/extend.texi (nested functions): Fix linkage description.
6661 Clarify that static is not allowed.
6663 2005-01-31 Dale Johannesen <dalej@apple.com>
6665 * config/rs6000/darwin.md (movsf_low_di): Make work.
6666 (movdf_low_di): Make work.
6668 2005-01-31 Dale Johannesen <dalej@apple.com>
6670 * config/rs6000/darwin-tramp.asm (__trampoline_setup):
6671 Make work for 64 bit.
6673 2005-01-31 Roger Sayle <roger@eyesopen.com>
6674 Dale Johannesen <dalej@apple.com>
6677 * fold-const.c (fold_binary_op_with_conditional_arg):
6678 Make types match original operands, before STRIP_NOPS.
6680 2005-01-31 Alan Modra <amodra@bigpond.net.au>
6682 * config/rs6000/linux-unwind.h (struct gcc_vregs): New.
6683 (struct gcc_regs): Rename from gcc_pt_regs. Add more regs.
6684 (struct gcc_sigcontext): Delete. Merge contents to..
6685 (struct gcc_ucontext): ..here.
6686 (get_sigcontext): Delete.
6687 (get_regs): New function, like get_sigcontext but return regs ptr.
6688 64-bit version finds regs from r1 to support vdso.
6689 (ppc_linux_aux_vector): New function.
6690 (ppc_fallback_frame_state): Modify for get_regs. Restore fprs
6693 2005-01-31 Ira Rosen <irar@il.ibm.com>
6695 * tree-vectorizer.c (vect_analyze_offset_expr): Use ssizetype instead
6697 (vect_get_base_and_offset): Use ssizetype instead sizetype. Remove
6698 redundant fold. Fix misalignment for MINUS_EXPR.
6699 (vect_compute_data_ref_alignment): Use ssizetype instead sizetype.
6700 (vect_analyze_pointer_ref_access): Likewise.
6701 (vect_get_memtag_and_dr): Likewise.
6703 2005-01-31 Richard Henderson <rth@redhat.com>
6705 * config/i386/i386.c (absnegsf2_mixed): Remove all of the # hackery.
6706 (absnegsf2_sse, absnegsf2_i387, absnegdf2_mixed, absnegdf2_sse,
6707 absnegdf2_i387, absnegxf2_i387): Likewise.
6709 2005-01-31 Richard Henderson <rth@redhat.com>
6712 * optabs.c (expand_copysign_absneg): New.
6713 (expand_copysign_bit): Split out from ...
6714 (expand_copysign): ... here. Use expand_copysign_absneg.
6716 2005-01-30 Roger Sayle <roger@eyesopen.com>
6719 * config/pa/pa.md (anddi3, iordi3): On HPPA64, disallow an integer
6720 constant as the second operand and a register as the third.
6722 2005-01-31 Danny Smith <dannysmith@users.sourceforge.net>
6725 * config/i386/i386.c (ix86_function_ok_for_sibcall): Also check
6726 that dllimport'd functions do not use all call-clobbered registers
6729 2005-01-30 Richard Henderson <rth@redhat.com>
6732 * optabs.c (expand_absneg_bit): Split out from expand_unop and
6733 expand_abs_nojump and generalize. Use operand_subword and
6734 emit_no_conflict_block. Support large modes.
6735 (expand_abs_nojump): Use it. Use HONOR_SIGNED_ZEROS to fall
6737 (expand_unop): Likewise. Use HONOR_SIGNED_ZEROS to fall back
6738 negation to subtraction.
6739 (expand_copysign): Check that the format has signed zeros.
6740 Use operand_subword and emit_no_conflict_block. Support large modes.
6742 2005-01-30 Daniel Berlin <dberlin@dberlin.org>
6744 Fix PR tree-optimization/19624
6746 * Makefile.in (tree-ssa-pre.o): Add CFGLOOP_H.
6747 * tree-ssa-pre.c: Add cfgloop.h.
6749 (pre_stats): New member, constified.
6750 (inserted_exprs): New static variable.
6751 (NECESSARY): New macro.
6752 (create_expression_by_pieces): Fold the expression, and
6753 mark it as defaulting to not necessary. Also put in
6755 (fully_constant_expression): New function.
6756 (insert_into_preds_of_block): Modify to not insert phis when we
6757 are playing with induction variables.
6758 Push phis onto the inserted_exprs vector, and mark them as not
6759 necessary by default.
6760 (insert_aux): Call fully_constant_expression on eprime.
6761 If all edges produce the same value, mark it constant.
6762 (mark_operand_necessary): New function.
6763 (remove_dead_inserted_code): New function.
6764 (init_pre): Init loop optimizer to get loop info.
6765 (fini_pre): Free loop_optimizer, and inserted_exprs vec.
6766 (execute_pre): Commit edge inserts, then remove dead code.
6768 2005-01-30 Richard Henderson <rth@redhat.com>
6770 * rtl.c (rtx_equal_p): No early exit for CONST_VECTOR.
6771 * varasm.c (const_rtx_hash_1): Handle CONST_VECTOR.
6773 2005-01-30 Richard Henderson <rth@redhat.com>
6776 * config/i386/i386.c (ix86_expand_copysign): New.
6777 (ix86_split_copysign_const): New.
6778 (ix86_split_copysign_var): Rename from ix86_split_copysign,
6779 rearrange op1/nmask operands.
6780 * config/i386/i386-protos.h: Update.
6781 * config/i386/i386.md (copysignsf3): Use ix86_expand_copysign.
6782 (copysigndf3): Likewise.
6783 (copysignsf3_const, copysigndf3_const): New.
6784 (copysignsf3_var): Rename from copysignsf3, split out splitter
6785 and fix split predicate for X constraint.
6786 (copysigndf3_var): Similarly.
6788 2005-01-30 Kazu Hirata <kazu@cs.umass.edu>
6790 * optabs.c, doc/c-tree.texi, doc/install.texi, doc/md.texi,
6791 doc/passes.texi, doc/rtl.texi, doc/sourcebuild.texi,
6792 doc/tm.texi, doc/tree-ssa.texi: Update copyright.
6794 2005-01-29 Richard Henderson <rth@redhat.com>
6797 * config/i386/i386.md (movdf_nointeger, movdf_integer): Fix ordering
6798 of # and * in constraints.
6800 2005-01-29 Richard Henderson <rth@redhat.com>
6803 * expr.c (store_field): Don't strip sub-mode cast when the input
6804 data is even smaller.
6806 2005-01-29 Richard Henderson <rth@redhat.com>
6809 * expr.c (categorize_ctor_elements_1): Check for CONSTRUCTOR of a
6812 2005-01-29 Richard Henderson <rth@redhat.com>
6814 * combine.c (make_field_assignment): Fix argument order
6817 2005-01-29 Richard Guenther <richard.guenther@uni-tuebingen.de>
6819 PR tree-optimization/15791
6820 * fold-const.c (extract_array_ref): New function.
6821 (fold): Fold comparisons between &a[i] and &a[j] or
6822 semantically equivalent trees.
6824 2005-01-29 Jeff Law <law@redhat.com>
6826 * gcse.c (insert_expr_in_table): Revamp handling of available
6827 and anticipatable occurrence lists to avoid unnecessary list
6829 (insert_set_in_table): Similarly.
6831 2005-01-29 Joseph S. Myers <joseph@codesourcery.com>
6833 * c-common.c (fix_string_type): Just use c_build_qualified_type to
6835 (c_build_qualified_type): Build qualified array types with
6836 TYPE_MAIN_VARIANT pointing to corresponding unqualified type.
6837 * c-decl.c (c_make_fname_decl): Build unqualified array type
6838 before qualified type.
6839 (grokdeclarator): Use TYPE_MAIN_VARIANT of typedef type if element
6840 type is qualified, not just if type itself is. Don't apply
6841 qualifiers to array type when declarator is processed. Apply
6842 qualifiers to field type whether or not it is an array type.
6843 Don't handle array types specially for applying qualifiers to
6845 * c-typeck.c (composite_type): Build unqualified element type and
6846 array type when forming composite of array types.
6847 (common_pointer_type, comptypes, comp_target_types,
6848 type_lists_compatible_p, build_indirect_ref, build_array_ref,
6849 convert_for_assignment): Don't apply TYPE_MAIN_VARIANT to array
6851 (type_lists_compatible_p): Cache TREE_VALUE (args1) and TREE_VALUE
6852 (args2) in variables a1 and a2.
6854 2005-01-29 Kazu Hirata <kazu@cs.umass.edu>
6856 * cse.c (n_elements_made, max_elements_made): Remove.
6857 (insert): Don't touch n_elements_made.
6858 (cse_main): Don't touch n_elements_made or max_elements_made.
6860 2005-01-28 Stephane Carrez <stcarrez@nerim.fr>
6863 * config/m68hc11/t-m68hc11-gas (dp-bit.c): Fix typo causing a
6864 configuration part of dp-bit.c to be lost.
6866 2005-01-28 Roger Sayle <roger@eyesopen.com>
6868 * expmed.c (expand_mult_highpart_optab): When attempting to use
6869 a non-widening multiplication in a wider mode, the operands need
6870 to be converted (zero or sign extended) to that mode.
6872 2005-01-28 Ian Lance Taylor <ian@airs.com>
6876 * gimple-low.c (block_may_fallthru): TRY_FINALLY_EXPR only falls
6877 through if both operands fall through.
6879 2005-01-28 Kazu Hirata <kazu@cs.umass.edu>
6881 * cse.c (fold_rtx) <PC>: Don't optimize.
6883 2005-01-28 Jeff Law <law@redhat.com>
6885 * fold-const.c (fold, case CEIL_MOD_EXPR): Optimize 0 % X.
6886 (case FLOOR_MOD_EXPR, ROUND_MOD_EXPR, TRUNC_MOD_EXPR): Similarly.
6888 2005-01-28 Kazu Hirata <kazu@cs.umass.edu>
6890 * cse.c (cse_reg_info_free_list, cse_reg_info_used_list,
6891 cse_reg_info_used_list_end): Remove.
6892 (cse_reg_info_list, cse_reg_info_list_free): New.
6893 (get_cse_reg_info): When allocating an instance of
6894 cse_reg_info, add it to the beginning of the cse_reg_info_list
6895 list. Remove code to maintain cse_reg_info_used_list.
6896 (new_basic_block): Reset the free list to the beginning of
6899 2005-01-28 Richard Sandiford <rsandifo@redhat.com>
6901 * config/frv/frv.c (bdesc_2arg): Remove __MDPACKH.
6902 (frv_init_builtins): Change its prototype to take 4 uhalf arguments.
6903 (frv_expand_mdpackh_builtin): New function.
6904 (frv_expand_builtin): Use it to expand __MDPACKH.
6905 * doc/extend.texi (__MDPACKH): Update documentation.
6907 2005-01-28 Uros Bizjak <uros@kss-loka.si>
6909 * config/i386/i386.c (ix86_expand_fp_absneg_operator): Use
6910 SSE_FLOAT_MODE_P for use_sse computation.
6912 2005-01-28 Ralf Corsepius <ralf.corsepius@rtems.org>
6915 * config/sparc/rtemself.h (LINK_GCC_C_SEQUENCE_SPEC): undefine.
6917 2005-01-27 Richard Henderson <rth@redhat.com>
6919 * builtins.c (expand_builtin_copysign): New.
6920 (expand_builtin): Call it.
6921 * genopinit.c (optabs): Add copysign_optab.
6922 * optabs.c (init_optabs): Initialize it.
6923 (expand_copysign): New.
6924 * optabs.h (OTI_copysign, copysign_optab): New.
6925 (expand_copysign): Declare.
6927 * config/alpha/alpha.md (UNSPEC_COPYSIGN): New.
6928 (copysignsf3, ncopysignsf3, copysigndf3, ncopysigndf3): New.
6930 * config/i386/i386.c (ix86_build_signbit_mask): Split from ...
6931 (ix86_expand_fp_absneg_operator): ... here.
6932 (ix86_split_copysign): New.
6933 * config/i386/i386-protos.h: Update.
6934 * config/i386/i386.md (UNSPEC_COPYSIGN): New.
6935 (copysignsf3, copysigndf3): New.
6937 * config/ia64/ia64.md (UNSPEC_COPYSIGN): New.
6938 (copysignsf3, ncopysignsf3): New.
6939 (copysigndf3, ncopysigndf3): New.
6940 (copysignxf3, ncopysignxf3): New.
6941 * config/ia64/ia64.c (rtx_needs_barrier): Handle UNSPEC_COPYSIGN.
6943 2005-01-27 Arend Bayer <arend.bayer@web.de>
6944 Kazu Hirata <kazu@cs.umass.edu>
6946 * cse.c: (find_best_addr): Don't call copy_rtx before calling
6947 fold_rtx. Save cost recomputation if fold_rtx did nothing.
6948 (fold_rtx) <ASM_OPERANDS>: Don't do anything if INSN is
6951 2005-01-27 Jeff Law <law@redhat.com>
6953 * tree-into-ssa.c (ssa_rewrite_initialize_block): Do not register
6954 definitions of SSA_NAMEs which are not being rewritten.
6955 (rewrite_ssa_into_ssa): Only initialize the current definition
6956 of an SSA_NAME if that SSA_NAME has been marked for rewriting.
6957 If checking is enabled, assert that SSA_NAME_AUX is clear for all
6958 SSA_NAMEs before returning.
6960 2005-01-27 Kazu Hirata <kazu@cs.umass.edu>
6962 * c-common.def, c-dump.c, c-gimplify.c, c-objc-common.c,
6963 cfgexpand.c, dbxout.c, function.h, opts.c, tree-flow-inline.h,
6964 tree-ssa-operands.h, tree-ssa-threadupdate.c, tree-tailcall.c,
6965 config/avr/avr.md, config/cris/aout.h, config/cris/cris.h,
6966 config/mips/iris6.h, config/sh/sh.c: Update copyright.
6968 2005-01-27 Steven Bosscher <stevenb@suse.de>
6971 * opts.c (decode_options): Move flag_thread_jumps from -O1 and
6972 higher to -O2 and higher. Likewise for tree PRE.
6973 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Only iterate at -O2
6976 2005-01-27 Ian Lance Taylor <ian@airs.com>
6979 * gimple-low.c (try_catch_may_fallthru): New static function.
6980 (block_may_fallthru): Handle TRY_CATCH_EXPR.
6981 * tree-inline.c (expand_call_inline): Don't warn about reaching
6982 the end of a non-void function being inlined if the function uses
6985 2005-01-27 Jakub Jelinek <jakub@redhat.com>
6987 * config/i386/i386.h (CALL_USED_REGISTERS): Fix comment pastos.
6990 * c-decl.c (warn_if_shadowing): Handle old_decl error_mark_node.
6991 (pushdecl): Only use DECL_FILE_SCOPE_P if DECL_P.
6992 (implicitly_declare): Handle error_mark_node.
6994 2005-01-27 Richard Henderson <rth@redhat.com>
6997 * tree.h (struct tree_decl): Add debug_expr_is_from.
6998 (DECL_DEBUG_EXPR_IS_FROM): New.
6999 (DECL_DEBUG_EXPR): Rename from DECL_DEBUG_ALIAS_OF.
7000 * dwarf2out.c (dwarf2out_var_location): Update to match.
7001 * tree-outof-ssa.c (create_temp): Likewise.
7002 * var-tracking.c (track_expr_p): Likewise.
7003 * tree-sra.c (instantiate_element): Set DECL_DEBUG_EXPR.
7004 * c-objc-common.c (c_tree_printer) <'D'>: Handle DECL_DEBUG_EXPR.
7005 * toplev.c (default_tree_printer): Likewise.
7007 2005-01-27 Alexandre Oliva <aoliva@redhat.com>
7009 * config/frv/frv.c (frv_class_likely_spilled_p): Add GR8_REGS,
7010 GR9_REGS, GR89_REGS, FDPIC_FPTR_REGS, FDPIC_REGS.
7012 2005-01-27 Steven Bosscher <stevenb@suse.de>
7014 * tree.h (SWITCH_COND, SWITCH_BODY, SWITCH_LABELS, CASE_LOW,
7015 CASE_HIGH, CASE_LABEL, ASM_STRING, ASM_OUTPUTS, ASM_INPUTS,
7016 ASM_CLOBBERS): Add tree checks.
7018 * c-common.h (SWITCH_TYPE): Rename to SWITCH_STMT_TYPE.
7019 (SWITCH_STMT_COND, SWITCH_STMT_BODY): New.
7020 * c-common.def (SWITCH_STMT): Update to match.
7021 * c-common.c (c_do_switch_warnings): Use SWITCH_STMT accessor
7022 macros instead of SWITCH_EXPR ones.
7023 * c-dump.c (c_dump_tree): Likewise.
7024 * c-gimplify.c (gimplify_switch_stmt): Likewise.
7025 * c-typeck.c (c_start_case, do_case, c_finish_case): Likewise.
7027 * doc/c-tree.texi (SWITCH_STMT): Update accessor macro names.
7029 2005-01-27 Alan Modra <amodra@bigpond.net.au>
7031 * unwind-dw2.c (execute_stack_op): Add missing cases for
7032 DW_OP_shl, DW_OP_shr, DW_OP_shra, DW_OP_xor.
7034 2005-01-27 Eric Botcazou <ebotcazou@libertysurf.fr>
7036 * config.gcc (Obsolete configurations): Remove 'dummy', add
7037 sparclite-*-coff*, sparclite-*-elf*, sparc86x-*-elf* and
7040 2005-01-26 Diego Novillo <dnovillo@redhat.com>
7042 PR tree-optimization/19633
7043 * tree-ssa-alias.c (ptr_is_dereferenced_by): Also handle
7045 (maybe_create_global_var): Do not create .GLOBAL_VAR if there
7046 are no call-clobbered variables.
7047 * tree-outof-ssa.c (check_replaceable): Return false for calls
7050 2005-01-26 Ulrich Weigand <uweigand@de.ibm.com>
7052 * dbxout.c (dbxout_symbol_location): Resolve constant pool references
7053 even for variables with NULL DECL_INITIAL.
7055 2005-01-26 Stuart Hastings <stuart@apple.com>
7057 * gimplify.c (shortcut_cond_expr): Re-compute side-effects.
7059 2005-01-26 Richard Henderson <rth@redhat.com>
7062 * c-decl.c (finish_struct): Set DECL_MODE after resetting a
7064 * expr.c (store_field): Strip conversions to odd-bit-sized types
7065 if the destination field width matches.
7067 2005-01-26 Richard Henderson <rth@redhat.com>
7069 * c-decl.c, expmed.c, expr.c: Revert last change.
7071 2005-01-26 Richard Henderson <rth@redhat.com>
7074 * c-decl.c (finish_struct): Set DECL_MODE after resetting a
7076 * expmed.c (store_fixed_bit_field): Create a paradoxical subreg
7077 if we don't need the bits above those present in the current mode.
7078 * expr.c (store_field): Strip conversions to odd-bit-sized types
7079 if the destination field width matches.
7081 2005-01-26 Richard Sandiford <rsandifo@redhat.com>
7083 * config/mips/iris6.h (ENDFILE_SPEC): Don't link in irix-csr.o if
7084 either -ffast-math or -funsafe-math-optimizations is in use.
7086 2005-01-26 Marek Michalkiewicz <marekm@amelek.gda.pl>
7090 * config/avr/avr.c (notice_update_cc): Only set condition code for
7091 ashrqi3 if shift count > 0.
7092 (out_shift_with_cnt): Handle shift count <= 0 as a no-op.
7093 (ashlqi3_out, ashlhi3_out, ashlsi3_out, ashrqi3_out, ashrhi3_out,
7094 ashrsi3_out, lshrqi3_out, lshrhi3_out, lshrsi3_out): Handle shift
7095 count <= 0 as a no-op, and shift count >= width by copying zero
7096 or sign bit to all bits of the result.
7097 * config/avr/avr.md (all shifts): Add alternatives for zero shift
7098 count, with attribute "length" set to 0 and "cc" set to "none".
7100 2005-01-26 Aldy Hernandez <aldyh@redhat.com>
7102 * doc/invoke.texi: Document -mTLS.
7104 * testsuite/gcc.target/frv/all-tls-global-dynamic.c: New.
7105 * testsuite/gcc.target/frv/all-tls-initial-exec.c: New.
7106 * testsuite/gcc.target/frv/all-tls-initial-exec-pic.c: New.
7107 * testsuite/gcc.target/frv/all-tls-local-dynamic.c: New.
7108 * testsuite/gcc.target/frv/all-tls-local-dynamic-plt.c: New.
7109 * testsuite/gcc.target/frv/all-tls-local-dynamic-plt-pic.c: New.
7110 * testsuite/gcc.target/frv/all-tls-local-exec.c: New.
7111 * testsuite/gcc.target/frv/all-tls-local-exec-TLS.c: New.
7113 * configure.ac: Check for a TLS capable gas.
7115 * configure: Regenerate.
7117 2005-01-26 Richard Henderson <rth@redhat.com>
7120 * combine.c (make_field_assignment): Simplify store to zero_extract
7121 from a source with an overlapping mask.
7123 2005-01-26 Aldy Hernandez <aldyh@redhat.com>
7125 2004-11-11 Eric Christopher <echristo@redhat.com>
7127 * config/frv/frv.md: Add fr400_integer automaton. Don't
7128 allow TYPE_MUL, TYPE_MACC, or TYPE_CUT to issue in parallel
7131 2005-01-26 Steven Bosscher <stevenb@suse.de>
7134 * cfgbuild.c (make_edges): Do not clear or set
7135 current_function_has_computed_jump.
7136 * function.h (struct function): Remove the has_computed_jump field.
7137 (current_function_has_computed_jump): Do not define.
7138 * sched-rgn.c (is_cfg_nonregular): Return true if a basic block ends
7139 in a computed jump. Ignore current_function_has_computed_jump.
7141 2005-01-26 Richard Henderson <rth@redhat.com>
7144 * expr.c (categorize_ctor_elements): New argument p_must_clear.
7145 (categorize_ctor_elements_1): Likewise. Detect a union that isn't
7147 (mostly_zeros_p): Update for new categorize_ctor_elements argument.
7148 * gimplify.c (gimplify_init_constructor): Likewise. Only shove
7149 objects into static storage if they have more than one non-zero value.
7150 * tree.h (categorize_ctor_elements): Update decl.
7152 2005-01-26 Steven Bosscher <stevenb@suse.de>
7155 * tree.h (CALL_EXPR_TAILCALL): Add comment.
7156 * calls.c (check_sibcall_argument_overlap_1): Revert the change
7157 to this function from 2004-07-10.
7158 * tree-tailcall.c (suitable_for_tail_opt_p): Do not consider the
7159 the current function for tail call optimizations if the address
7160 of one of it its arguments is taken.
7162 2005-01-26 Kazu Hirata <kazu@cs.umass.edu>
7164 * cse.c (fold_rtx): Call equiv_constant only when necessary.
7166 2005-01-26 Bernd Schmidt <bernd.schmidt@analog.com>
7168 * function.c (expand_function_end): If current_function_calls_alloca,
7169 emit stack restore in a place that is reached when the function falls
7172 2005-01-26 Alexandre Oliva <aoliva@redhat.com>
7174 * Makefile.in (../$(build_subdir)/fixincludes/fixincl): Add dummy
7175 rule to avoid matching inappropriate suffix rule.
7177 2005-01-26 Jan Hubicka <jh@suse.cz>
7179 PR tree-optimization/19241
7180 * tree-inline.c (copy_body_r): Do not walk subtrees after substituting.
7182 2005-01-26 Hans-Peter Nilsson <hp@axis.com>
7184 * config/cris/cris.h (LIB_SPEC) <sim*>: Use -lsyslinux, not
7185 -lsyssim. Wrap -lc -lsyssim in --start-group --end-group instead
7187 (STARTFILE_SPEC): Add crti.o, before crtbegin.o.
7188 <sim*>: Always use crt1.o, regardless of N in simN.
7189 <!sim>: Drop support for -pg and -p variants; always use crt0.o.
7190 (ENDFILE_SPEC): Add crtn.o, after crtend.o.
7191 (CRT_CALL_STATIC_FUNCTION): Remove.
7192 * config/cris/aout.h (STARTFILE_SPEC): <!melinux && sim*>: Always
7193 use crt1.o, regardless of N in simN.
7194 <!sim>: Drop support for -pg and -p variants; always use crt0.o.
7195 (LIB_SPEC): Do not define; default to the one in config/cris/cris.h.
7196 (CRIS_CPP_SUBTARGET_SPEC) <melinux && !nostdinc>: Remove special
7197 case isystem setting.
7198 (MAX_OFILE_ALIGNMENT): Correct to 32, not 16.
7200 2005-01-25 Ian Lance Taylor <ian@airs.com>
7202 * gimple-low.c (block_may_fallthru): Correct handling of
7203 SWITCH_EXPR--may fall through if SWITCH_LABELS is NULL.
7205 2005-01-26 Hans-Peter Nilsson <hp@axis.com>
7207 * config/cris/cris.h (CPP_SPEC): Adjust the various mtune=
7208 handlers to match indentation; nested under the mtune=* handler.
7209 Similar for mcpu= and march=.
7211 2005-01-25 Daniel Jacobowitz <dan@codesourcery.com>
7213 * config/mips/linux.h (LIB_SPEC): Remove -rpath-link.
7214 * config/mips/linux64.h (LIB_SPEC): Likewise.
7215 * config/mn10300/linux.h (LIB_SPEC): Likewise.
7216 * config/sh/linux.h (LIB_SPEC): Likewise.
7218 2005-01-25 Aldy Hernandez <aldyh@redhat.com>
7220 * config/frv/frv.c (frv_legitimize_tls_address): New.
7221 (TARGET_HAVE_TLS): Define.
7222 (FRV_SYMBOL_REF_TLS_P): Define.
7223 (frv_override_options): Handle new register classes.
7224 (frv_legitimate_address_p): Reject tls addresses.
7225 (frv_legitimize_address): Handle TLS addresses.
7226 (gen_inlined_tls_plt): New.
7228 (frv_legitimize_tls_address): New.
7229 (unspec_got_name): Add TLS entries.
7230 (got12_operand): Add R_FRV_TLSMOFF12 case.
7231 (frv_emit_move): Fixup TLS addresses.
7232 (frv_emit_movsi): Legitimize TLS addresses.
7234 * config/frv/frv.h (MASK_BIG_TLS): New.
7235 (TARGET_BIG_TLS): New.
7236 (HAVE_AS_TLS): Define.
7237 (TARGET_SWITCHES): Add -mTLS and -mtls options.
7238 (enum reg_class): Add GR8_REGS, GR9_REGS, GR89_REGS.
7239 (REG_CLASS_NAMES): Same.
7240 (REG_CLASS_CONTENTS): Same.
7241 (CONSTRAINT_LEN): New.
7242 (REG_CLASS_FROM_CONSTRAINT): New.
7243 (PREDICATE_CODES): Add symbolic_operand.
7245 * config/frv/frv.md (define_constants): Add UNSPEC_GETTLSOFF,
7246 UNSPEC_TLS_LOAD_GOTTLSOFF12, UNSPEC_TLS_INDIRECT_CALL,
7247 UNSPEC_TLS_TLSDESC_LDD, UNSPEC_TLS_TLSDESC_LDD_AUX,
7248 UNSPEC_TLS_TLSOFF_LD, UNSPEC_TLS_LDDI, UNSPEC_TLSOFF_HILO,
7249 R_FRV_GOTTLSOFF_HI, R_FRV_GOTTLSOFF_LO, R_FRV_TLSMOFFHI,
7250 R_FRV_TLSMOFFLO, R_FRV_TLSMOFF12, R_FRV_TLSDESCHI,
7251 R_FRV_TLSDESCLO, R_FRV_GOTTLSDESCHI, R_FRV_GOTTLSDESCLO, GR8_REG,
7252 GR9_REG, GR14_REG, LRREG.
7253 (type): Add load_or_call attribute.
7254 ("load_or_call"): New reservation.
7255 ("call_gettlsoff"): New.
7256 ("tls_indirect_call"): New.
7257 ("tls_load_gottlsoff12"): New.
7258 ("tlsoff_hilo"): New.
7259 ("tls_tlsdesc_ldd"): New.
7260 ("tls_tlsoff_ld"): New.
7263 * config/frv/frv-protos.h (symbolic_operand): Protoize.
7265 2005-01-25 Alexandre Oliva <aoliva@redhat.com>
7267 * config/frv/frv.h (ASM_OUTPUT_DWARF_DTPREL): Define.
7268 * config/frv/frv-protos.h (frv_output_dwarf_dtprel): Declare.
7269 * config/frv/frv.c (TLS_BIAS): Define.
7270 (frv_output_dwarf_dtprel): New.
7272 2005-01-26 Jakub Jelinek <jakub@redhat.com>
7274 PR rtl-optimization/19579
7275 * ifcvt.c (noce_try_cmove_arith): If emitting instructions to set up
7276 both A and B, see if they don't clobber registers the other expr uses.
7278 2005-01-25 J"orn Rennecke <joern.rennecke@st.com>
7280 * real.c (do_add): Initialize signalling and canonical members.
7282 * real.c (real_from_integer): Zero out destination.
7284 2005-01-18 Jan Hubicka <jh@suse.cz>
7286 PR tree-optimize/19337
7287 * tree-inline.c (initialize_inlined_parameters): Copy
7288 saved_static_chain_decl only.
7290 2005-01-25 Richard Henderson <rth@redhat.com>
7294 * config/i386/i386.c (x86_inter_unit_moves): Zero.
7295 (ix86_preferred_reload_class): Rewrite fp-constant section, with
7296 80387 enabled, to return a proper subclass. Return the subset that
7297 overlaps with GENERAL_REGS for PLUS.
7298 * config/i386/i386.md (movsi_1, movdi_2): Set type to "mmx" for pxor.
7300 2005-01-25 Richard Henderson <rth@redhat.com>
7303 * tree-complex.c (expand_complex_div_wide): Use the correct formulae.
7305 2005-01-25 Roger Sayle <roger@eyesopen.com>
7307 * expmed.c (choose_multiplier): Change interface to return the
7308 multiplier lowpart as an rtx instead of an unsigned HOST_WIDE_INT.
7309 (expand_divmod): Update calls to choose_multiplier.
7311 2005-01-24 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
7314 * expmed.c (extract_bit_field): Use adjust_address instead of
7315 gen_lowpart when op0 is a MEM.
7317 2005-01-24 Steven Bosscher <stevenb@suse.de>
7319 * cfgexpand.c (expand_gimple_tailcall): Fix typo.
7321 2005-01-24 Richard Sandiford <rsandifo@redhat.com>
7323 * config/mips/irix-csr.c: New file.
7324 * config/mips/t-iris6 (irix-csr.o): New rule to build it.
7325 (EXTRA_MULTILIB_PARTS): Add irix-csr.o.
7326 * config/mips/iris6.h (ENDFILE_SPEC): Include it in n32 and n64
7329 2005-01-24 Eric Botcazou <ebotcazou@libertysurf.fr>
7332 * config.gcc (sparc-*-elf*): Remove sol2.h, sparc/sol2.h and
7333 sparc/elf.h, add sparc/sp-elf.h.
7334 (sparc-*-rtems*): Likewise.
7335 (sparclite-*-elf*): Remove sol2.h, sparc/sol2.h, sparc/elf.h and
7336 tm-dwarf2.h, add sparc/sp-elf.h.
7337 (sparc86x-*-elf): Likewise.
7338 (sparc64-*-elf*): Remove sol2.h, sparc/sol2.h and tm-dwarf2.h.
7339 * config/sparc/liteelf.h (TARGET_SUB_OS_CPP_BUILTINS): Rename into
7340 TARGET_OS_CPP_BUILTINS.
7341 * config/sparc/sp86x-elf (TARGET_SUB_OS_CPP_BUILTINS): Likewise.
7342 * config/sparc/rtemself.h (TARGET_SUB_OS_CPP_BUILTINS): Likewise.
7344 * config/sparc/openbsd64.h (NO_IMPLICIT_EXTERN_C): Undefine.
7345 * config/sparc/sp64-elf.h (NO_IMPLICIT_EXTERN_C): New macro.
7346 (SWITCH_TAKES_ARG): Likewise.
7347 (LOCAL_LABEL_PREFIX): Likewise.
7348 (ASM_GENERATE_INTERNAL_LABEL): Likewise.
7349 (TARGET_N_FORMAT_TYPES): Delete.
7350 (TARGET_FORMAT_TYPES): Likewise.
7351 (ASM_DECLARE_FUNCTION_SIZE): Likewise.
7352 * config/sparc/elf.h: Delete.
7353 * config/sparc/sp-elf.h: New file.
7355 2005-01-24 Kazu Hirata <kazu@cs.umass.edu>
7357 * tree-flow-inline.h (phi_arg_from_edge): Remove.
7358 * tree-flow.h: Remove the corresponding prototype.
7359 * tree-ssa-operands.h, tree-ssa-threadupdate.c, tree-ssa.c,
7360 tree-vectorizer.c: Use dest_idx instead of phi_arg_from_edge.
7362 2005-01-24 Jakub Jelinek <jakub@redhat.com>
7365 * config/rs6000/rs6000.c (rs6000_file_start): Create toc section
7366 for AIX ABI or ELF -fPIC.
7367 (rs6000_emit_load_toc_table): Don't create toc_section here.
7368 (rs6000_xcoff_file_start): Nor here.
7370 2005-01-24 J"orn Rennecke <joern.rennecke@st.com>
7372 * sh.c (ra.h): Don't #include.
7373 (hard_regs_intersect_p): New function, resurrected from ra.c.
7375 * sh.c: Fix 1996 Copyright.
7377 2005-01-24 Richard Henderson <rth@redhat.com>
7378 Aldy Hernandez <aldyh@redhat.com>
7380 * regrename.c (note_sets): Handle subregs.
7382 2005-01-24 Joseph S. Myers <joseph@codesourcery.com>
7385 * genconditions.c (write_header, write_conditions): Elide file if
7388 2005-01-24 Kazu Hirata <kazu@cs.umass.edu>
7390 * c-opts.c, expmed.c, gengtype.c, tree-complex.c,
7391 config/arm/iwmmxt.md, config/avr/avr.c, config/s390/s390.h:
7394 2005-01-24 Jakub Jelinek <jakub@redhat.com>
7396 * builtins.c (get_pointer_alignment, gimplify_va_arg_expr,
7397 expand_builtin_printf, expand_builtin_fprintf,
7398 expand_builtin_sprintf): Use POINTER_TYPE_P instead TREE_CODE
7399 checking against POINTER_TYPE.
7400 (validate_arglist): Handle POINTER_TYPE code by checking
7403 2005-01-24 Paolo Bonzini <bonzini@gnu.org>
7405 * rtlanal.c (non_rtx_starting_operands, for_each_rtx_1,
7407 (for_each_rtx): Call for_each_rtx_1.
7408 * rtl.h (init_rtlanal): Declare.
7409 * toplev.c (backend_init): Call init_rtlanal.
7411 2005-01-24 Jakub Jelinek <jakub@redhat.com>
7413 * flow.c (propagate_one_insn): Formatting.
7416 * flow.c (libcall_dead_p): Be more conservative if unsure.
7417 If there are any instructions between insn and call, see if they are
7418 all dead before saying the libcall is dead.
7420 2005-01-24 Uros Bizjak <uros@kss-loka.si>
7422 * config/i386/i386.md (*extendsfdf2_sse): Use "nonimmediate_operand"
7423 operand constraint for operand 0.
7425 2005-01-23 Richard Henderson <rth@redhat.com>
7428 * tree-complex.c (expand_complex_div_wide): Set EDGE_FALLTHRU on
7429 edges leading to join block.
7431 2005-01-23 Roger Sayle <roger@eyesopen.com>
7433 * expmed.c (expand_mult_highpart): Make static. Change type of
7434 constant multiplier argument from unsigned HOST_WIDE_INT to rtx.
7435 (expand_divmod): Updates calls to expand_mult_highpart by using
7436 gen_int_mode to pass a CONST_INT rtx.
7437 * rtl.h (expand_mult_highpart): Remove prototype.
7439 2005-01-23 Kazu Hirata <kazu@cs.umass.edu>
7441 * flow.c (regset_bytes, regset_size): Remove.
7443 * cfganal.c: Fix a reference to Harvey's paper.
7445 2005-01-23 Steven Bosscher <stevenb@suse.de>
7447 PR rtl-optimization/19464
7448 * tree-optimize.c (init_tree_optimization_passes): Add one more
7449 copyrename pass just before out-of-ssa.
7451 2005-01-23 Joseph S. Myers <joseph@codesourcery.com>
7454 * recog.c (recog_memoized): Don't define if GENERATOR_FILE.
7455 * ggc-none.c (ggc_free): Define.
7457 2005-01-23 Kazu Hirata <kazu@cs.umass.edu>
7459 * cse.c (max_reg, max_insn_uid): Remove.
7460 (cse_main): Don't access max_reg or max_insn_uid.
7462 * c-common.c (explicit_flag_signed_bitfields,
7463 lang_statement_code_p, lang_expand_function_end): Remove.
7464 * c-common.h: Remove the corresponding declarations.
7465 * c-opts.c (c_common_handle_option): Remove all write access
7466 to explicit_flag_signed_bitfields.
7468 * cgraph.c (cgraph_varpool_n_nodes): Remove.
7469 (cgraph_varpool_node): Don't access cgraph_varpool_n_nodes.
7470 * cgraph.h: Remove the corresponding declaration.
7472 * gcse.c (null_pointer_info): Remove.
7474 2005-01-23 Roger Sayle <roger@eyesopen.com>
7475 Eric Botcazou <ebotcazou@libertysurf.fr>
7477 * combine.c (simplify_logical): Only simplify logical expressions
7478 of the form ior(and(x,y),z) by the inverse distributive law if the
7479 result is cheaper than the original.
7481 2005-01-23 Kazu Hirata <kazu@cs.umass.edu>
7483 * alias.c, c-common.h, c-incpath.c, c-incpath.h, expr.c,
7484 fold-const.c, gimplify.c, params.h, tree-data-ref.c,
7485 tree-if-conv.c, tree-nested.c, tree-outof-ssa.c,
7486 tree-ssa-dom.c, tree-vectorizer.c, tree.def, config/darwin.c,
7487 config/freebsd-spec.h, config/arm/arm.h,
7488 config/h8300/h8300.md, config/i386/i386.md,
7489 config/i386/predicates.md, config/i386/sse.md,
7490 config/ia64/ia64.c, config/ip2k/ip2k.c, config/s390/s390.c,
7491 config/vax/vax.md: Fix comment typos. Follow spelling
7494 2005-01-23 Steven Bosscher <stevenb@suse.de>
7496 * gengtype.c (walk_type): Produce `not equal to' compares for loop
7497 tests, instead of `less than'.
7499 2005-01-23 Richard Sandiford <rsandifo@redhat.com>
7501 * function.c (assign_parm_setup_block): When creating a new stack slot
7502 for a parameter, get its alignment from the parameter's DECL_ALIGN
7503 rather than the type's TYPE_ALIGN. Make sure that the parameter
7504 is at least word aligned.
7506 2005-01-22 Roger Sayle <roger@eyesopen.com>
7509 * config/avr/avr.c (avr_hard_regno_mode_ok): Rewrite.
7511 2005-01-22 Richard Henderson <rth@redhat.com>
7514 * config/i386/i386.md (movsfcc_1_sse_max): Use nonimmediate_operand
7515 in both compare operands.
7516 (movdfcc_1_sse_max): Likewise.
7517 (movsfcc_1_sse): Likewise. Add earlyclobber for scratch.
7518 (movdfcc_1_sse): Likewise.
7519 * config/i386/i386.c (ix86_split_sse_movcc): Emit copies into the
7520 scratch register as needed.
7522 2005-01-22 Richard Henderson <rth@redhat.com>
7524 * config/i386/i386.md (smaxsf3): Fix mnemonic typo.
7526 * config/i386/i386.c (ix86_prepare_fp_compare_args): Fix is_sse test.
7528 2005-01-22 Richard Henderson <rth@redhat.com>
7530 * genopinit.c (optabs): Use smin/smax for floating point too.
7531 * doc/md.texi: Update to match. Clarify that floating point
7532 results are undefined for +0/-0 and NaN.
7533 * doc/rtl.texi: Likewise.
7534 * rtl.def (SMIN, SMAX): Likewise
7535 * tree.def (MIN_EXPR, MAX_EXPR): Likewise.
7537 * config/alpha/alpha.md (smaxdf3, smindf3, smaxsf3, sminsf3): Add
7538 leading 's' to the name.
7539 * config/ia64/ia64.md (smaxsf3, sminsf3, smaxdf3, smindf3,
7540 smaxxf3, sminxf3): Likewise.
7541 * config/rs6000/rs6000.md (smaxdf3, smindf3, smaxsf3, sminsf3):
7544 2005-01-22 Paul Brook <paul@codesourcery.com>
7546 * config/arm/arm.md: Use "Uy" constraint for wcgr load/stores.
7548 2005-01-21 Mark Dettinger <dettinge@de.ibm.com>
7550 * config/s390/s390.c (struct processor_costs): New fields
7551 dlgr, dlr, dr, dsgfr, dsgr.
7552 (z900_cost, z990_cost): Values for new fields.
7553 (s390_rtx_costs): New cases MEM und COMPARE in switch
7554 statement. Modified handling of SIGN_EXTEND, ZERO_EXTEND,
7555 DIV, MOD, UDIV, UMOD.
7557 2005-01-21 Ulrich Weigand <uweigand@de.ibm.com>
7559 * config/s390/s390.md ("doloop_si64"): Reload input value directly
7560 into the register being decremented.
7561 ("doloop_si31", "doloop_di"): Likewise.
7562 ("*doloop_si_long"): Adapt pattern.
7564 2005-01-21 Ulrich Weigand <uweigand@de.ibm.com>
7566 * config/s390/s390.h (HARD_REGNO_NREGS): Fix computation for
7568 (CLASS_MAX_NREGS): Likewise.
7570 2005-01-21 Daniel Berlin <dberlin@dberlin.org>
7572 * doc/tree-ssa.texi (Statement Operands): Add example for new
7573 must-def macro. Note deprecation of old operands interface.
7575 2005-01-22 Richard Sandiford <rsandifo@redhat.com>
7577 PR tree-optimization/19484
7578 * tree-cfg.c (remove_fallthru_edge): New function.
7579 (cleanup_control_flow): Remove fallthru edges from calls that are
7580 now known not to return.
7582 2005-01-20 Daniel Berlin <dberlin@dberlin.org>
7584 Fix PR tree-optimization/19038
7585 * tree-ssa-dom.c (cprop_operand): Don't replace loop invaeriant
7586 copies with loop variant ones.
7588 2005-01-22 Kazu Hirata <kazu@cs.umass.edu>
7590 * cfganal.c, real.h, reorg.c, timevar.def, tree-ssa-ccp.c,
7591 config/alpha/alpha-protos.h, config/alpha/alpha.h,
7592 config/alpha/alpha.md, config/alpha/predicates.md,
7593 config/sparc/freebsd.h, config/sparc/netbsd-elf.h,
7594 config/sparc/sol2.h: Update copyright.
7596 * tree-cfg.c (remove_forwarder_block_with_phi): Look at the
7597 first label to see if it is a nonlocal label.
7599 2005-01-22 David Edelsohn <edelsohn@gnu.org>
7600 Andrew Pinski <pinskia@physics.uc.edu>
7603 * config/rs6000/rs6000.c (rs6000_va_start): Saturate n_gpr at
7604 maximum number of GPRs. Saturate n_fpr at maximum number of FPRs.
7606 2005-01-22 Ralf Corsepius <ralf.corsepius@rtems.org>
7608 * config/rs6000/rtems.h: Update copyright.
7610 2005-01-22 Ralf Corsepius <ralf.corsepius@rtems.org>
7613 * config/rs6000/rtems.h: Resurrect cpp_os_rtems_spec from gcc < 3.4.
7614 (CPP_OS_RTEMS_SPEC): New (From gcc-3.3's config/rs6000/sys4.h).
7615 (SUBSUBTARGET_EXTRA_SPECS): Use CPP_OS_RTEMS_SPEC.
7617 2005-01-22 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
7620 * c-typeck.c (convert_arguments): Check for error_mark_node.
7622 2005-01-21 Ian Lance Taylor <ian@airs.com>
7624 PR tree-optimization/13000
7625 * tree-inline.c: Include "tree-flow.h".
7626 (expand_call_inline): If warn_return_type, warn if non-void inline
7627 function falls through.
7628 * tree-cfg.c (execute_warn_function_return): Don't warn about
7629 control reaching end if TREE_NO_WARNING is set. Set
7631 * gimple-low.c (block_may_fallthru): Don't assume that SWITCH_EXPR
7633 * gimplify.c (shortcut_cond_expr): Don't emit a jump over the else
7634 branch if we don't need one.
7635 * c-typeck.c: Include "tree-flow.h"
7636 (c_finish_bc_stmt): Don't add a goto if the current statement
7637 list doesn't fall through to the current point.
7639 2005-01-21 Roger Sayle <roger@eyesopen.com>
7641 PR rtl-optimization/576
7642 * real.c (real_arithmetic): Change return type from void to bool
7643 to return an indication that the result may be inexact.
7644 * real.h (real_arithmeric): Update prototype.
7645 * fold-const.c (const_binop): Don't constant fold floating
7646 point expressions when the user specifies -frounding-math and
7647 the result may depend upon the run-time rounding mode.
7648 (fold_convert_const_real_from_real): Clean-up.
7649 (fold_initializer): Ignore flag_rounding_math for initializers.
7650 * simplify-rtx.c (simplify_binary_operation): Likewise, don't
7651 constant fold FP operations with flag_rounding_math if the
7652 result may depend upon the run-time rounding mode.
7654 2005-01-21 Tom Tromey <tromey@redhat.com>
7656 * c-cppbuiltin.c (define__GNUC__): Correct assertion.
7658 2005-01-21 Kazu Hirata <kazu@cs.umass.edu>
7660 * tree-cfg.c: Fix comment typos.
7662 2005-01-21 J"orn Rennecke <joern.rennecke@st.com>
7664 * passes.c (rest_of_handle_flow2): Close / open the flow2 dump file
7665 around the call to rest_of_handle_branch_target_load_optimize.
7667 2005-01-21 Eric Botcazou <ebotcazou@libertysurf.fr>
7669 * config.gcc (sparc-*-netbsdelf*): Include dbxelf.h
7670 (sparc64-*-openbsd*): Likewise.
7671 (sparclite-*-elf*): Include tm-dwarf2.h.
7672 (sparc86x-*-elf*): Likewise.
7673 (sparc64-*-elf*): Likewise.
7674 * config/sparc/linux64.h (DWARF2_DEBUGGING_INFO): Delete.
7675 (DBX_DEBUGGING_INFO): Likewise.
7676 * config/sparc/liteelf.h (DWARF2_DEBUGGING_INFO): Likewise.
7677 (PREFERRED_DEBUGGING_TYPE): Likewise.
7678 * config/sparc/netbsd-elf.h (PREFERRED_DEBUGGING_TYPE): Likewise.
7679 * config/sparc/sp64-elf.h (DBX_DEBUGGING_INFO): Likewise.
7680 (PREFERRED_DEBUGGING_TYPE): Likewise.
7681 * config/sparc/sp86x-elf.h (DWARF2_DEBUGGING_INFO): Likewise.
7682 (PREFERRED_DEBUGGING_TYPE): Likewise.
7683 * config/sparc/sparc.h (DBX_DEBUGGING_INFO): Likewise.
7685 2005-01-21 Hans-Peter Nilsson <hp@bitrange.com>
7688 * combine.c (combine_simplify_rtx): Revert change of 2004-12-31.
7690 2005-01-20 Paul Brook <paul@codesourcery.com>
7692 * doc/rtl.texi: Document value extension requirements for CONST_INT.
7694 2005-01-20 Kazu Hirata <kazu@cs.umass.edu>
7696 * tree-cfg.c (tree_verify_flow_info): Check that a nonlocal
7697 label is first in a sequence of labels.
7699 * tree-cfg.c (tree_verify_flow_info): Fix a typo.
7701 2005-01-20 Janis Johnson <janis187@us.ibm.com>
7702 Giovanni Bajo <giovannibajo@gcc.gnu.org>
7704 * doc/sourcebuild.texi (Test Directives): New.
7706 2005-01-20 Roger Sayle <roger@eyesopen.com>
7708 * real.c (real_floor): Don't leave the result uninitialized when
7709 mode is VOIDMode, but return the unrounded intermediate value.
7710 (real_ceil): Likewise.
7712 2005-01-20 Paul Brook <paul@codesourcery.com>
7714 * config/arm/arm.md (insv): Use gen_int_mode.
7716 2005-01-20 Eric Botcazou <ebotcazou@libertysurf.fr>
7718 * config/sparc/freebsd.h (ASM_OUTPUT_INTERNAL_LABELREF): Delete.
7719 * config/sparc/linux.h (ASM_OUTPUT_INTERNAL_LABELREF): Likewise.
7720 * config/sparc/linux64.h (ASM_OUTPUT_INTERNAL_LABELREF): Likewise.
7721 * config/sparc/netbsd-elf.h (ASM_OUTPUT_INTERNAL_LABELREF): Likewise.
7722 * config/sparc/sol2.h (ASM_OUTPUT_INTERNAL_LABELREF): Likewise.
7724 2005-01-20 Daniel Berlin <dberlin@dberlin.org>
7727 * dwarf2out.c (concat_loc_descriptor): We don't know we can use
7728 fbreg, so we have to assume we can't.
7729 (loc_descriptor_from_tree_1): Ditto.
7730 (containing_function_has_frame_base): New function.
7731 (add_location_or_const_value_attribute): Use it.
7732 Also try to generate a frame_base from a single element location
7735 2005-01-20 Kazu Hirata <kazu@cs.umass.edu>
7737 PR tree-optimization/15349
7738 * timevar.def (TV_TREE_MERGE_PHI): New.
7739 * tree-cfg.c (tree_forwarder_block_p): Add a new argument
7741 (remove_forwarder_block, cleanup_forwarder_blocks): Adjust the
7742 calls to tree_forwarder_block_p.
7743 (remove_forwarder_block_with_phi, merge_phi_nodes,
7744 gate_merge_phi, pass_merge_phi): New.
7745 * tree-optimize.c (init_tree_optimization_passes): Add
7747 * tree-pass.h: Add an extern for pass_merge_phi;
7749 2005-01-20 Richard Henderson <rth@redhat.com>
7752 * config/i386/emmintrin.h (_mm_castpd_ps, _mm_castpd_si128): New.
7753 (_mm_castps_pd, _mm_castps_si128): New.
7754 (_mm_castsi128_ps, _mm_castsi128_pd): New.
7756 2005-01-20 Richard Henderson <rth@redhat.com>
7759 * config/i386/mmintrin.h (_mm_cvtsi32_si64): Use
7760 __builtin_ia32_vec_init_v2si.
7761 (_mm_cvtsi64_si32): Use __builtin_ia32_vec_ext_v2si.
7762 * config/i386/i386.c (IX86_BUILTIN_VEC_EXT_V2SI): New.
7763 (ix86_init_mmx_sse_builtins): Create it.
7764 (ix86_expand_builtin): Expand it.
7765 (ix86_expand_vector_set): Handle V2SFmode and V2SImode.
7766 * config/i386/mmx.md (vec_extractv2sf_0, vec_extractv2sf_1): New.
7767 (vec_extractv2si_0, vec_extractv2si_1): New.
7769 2005-01-20 Richard Henderson <rth@redhat.com>
7772 * config/i386/i386.c (ix86_expand_push): New.
7773 * config/i386/mmx.md (push<MMXMODE>1): New.
7774 * config/i386/sse.md (push<SSEMODE>1): New.
7775 * config/i386/i386-protos.h: Update.
7777 2005-01-20 Kazu Hirata <kazu@cs.umass.edu>
7779 * params.def, params.h, predict.c, tree-ssa-loop-im.c: Update
7782 2005-01-20 Richard Henderson <rth@redhat.com>
7784 * rtl.def (CONST_VECTOR): Use RTX_CONST_OBJ.
7785 * rtl.h (CONSTANT_P): Don't special case CONST_VECTOR.
7787 2005-01-19 Richard Henderson <rth@redhat.com>
7790 * config/i386/i386.c (ix86_expand_vector_move_misalign): Convert
7791 to V4SFmode in SSE1 fallback load path.
7793 2005-01-19 Richard Henderson <rth@redhat.com>
7795 * config/i386/i386.c (ix86_expand_vector_init_one_var): Fix typo
7796 in QImode expansion to ix86_expand_vector_set.
7797 (ix86_expand_vector_init_general): Fix typo in V8HImode recursive call.
7799 2005-01-19 Richard Henderson <rth@redhat.com>
7802 * config/i386/i386.c (ix86_preferred_reload_class): Return a proper
7803 subclass of the input class.
7804 (ix86_secondary_memory_needed): Always true for cross-MMX classes.
7805 Always true for cross-SSE1 classes. Rationalize conditionals.
7806 * config/i386/i386.h (SSE_CLASS_P, MMX_CLASS_P): Use straight equality.
7807 * config/i386/i386.md (movsi_1): Add MMX/SSE zeros. Fix alternatives
7808 for SSE1. Don't check TARGET_INTER_UNIT_MOVES.
7809 (movdi_2): Add MMX/SSE zeros.
7810 (movdi_1_rex64): Likewise. Don't check TARGET_INTER_UNIT_MOVES.
7811 (movsf_1): Don't check TARGET_INTER_UNIT_MOVES.
7812 (zero_extendsidi2_32, zero_extendsidi2_rex64): Likewise.
7813 (movsi_1_nointernunit, movdi_1_rex64_nointerunit): Remove.
7814 (movsf_1_nointerunit, zero_extendsidi2_32_1): Remove.
7815 (zero_extendsidi2_rex64_1): Remove.
7816 (MOV0 peephole): Check GENERAL_REG_P.
7818 2005-01-19 Richard Henderson <rth@redhat.com>
7821 * config/i386/i386.c (ix86_expand_vector_set): Fix third and fourth
7823 (ix86_expand_vector_extract): Likewise.
7825 2005-01-19 Richard Henderson <rth@redhat.com>
7828 * expr.c (emit_move_change_mode): New argument force; use
7829 simplify_gen_subreg if true.
7830 (emit_move_via_alt_mode): Merge into ...
7831 (emit_move_via_integer): ... here.
7832 (emit_move_ccmode): Use emit_move_change_mode directly.
7834 2005-01-19 Richard Henderson <rth@redhat.com>
7837 * config/alpha/alpha.c (alpha_rtx_costs): Handle HIGH.
7838 (alpha_preferred_reload_class): Handle CONST_VECTOR.
7839 (alpha_emit_set_const_1): Add no_output parameter; don't emit
7841 (alpha_emit_set_const): Likewise. Make static.
7842 (alpha_emit_set_long_const): Make static.
7843 (alpha_extract_integer): Split out from alpha_expand_mov.
7844 (alpha_split_const_mov): Likewise.
7845 (alpha_expand_mov): Use them. Handle CONST_VECTOR.
7846 (alpha_legitimate_constant_p): New.
7847 * config/alpha/alpha-protos.h: Update.
7848 * config/alpha/alpha.h (REGISTER_MOVE_COST): Correct fp<->gp cost.
7849 (LEGITIMATE_CONSTANT_P): Re-implement with a function.
7850 * config/alpha/alpha.md (movsi): Add n alternative.
7851 (movsi_nt_vms, movdi_er_nofix, movdi_er_fix, movdi_fix): Likewise.
7852 (mov<VEC>_fix, mov<VEC>_nofix): Add i alternative.
7853 (splitters for all of the above): Use alpha_split_const_mov.
7854 * config/alpha/predicates.md (non_add_const_operand): New.
7855 (non_zero_const_operand): New.
7856 (input_operand): Use alpha_legitimate_constant_p after reload.
7858 2005-01-19 Zdenek Dvorak <dvorakz@suse.cz>
7860 PR tree-optimization/19038
7861 * tree-ssa-loop-ivopts.c (allow_ip_end_pos_p): New function.
7862 (add_candidate): Add ivs with increment in latch only if
7863 allow_ip_end_pos_p is true.
7864 (determine_iv_cost): Use empty_block_p.
7866 2005-01-19 Daniel Berlin <dberlin@dberlin.org>
7868 * cfganal.c (compute_dominance_frontiers_1): Replace with new algorithm
7869 (compute_dominance_frontiers): Ditto.
7871 2005-01-19 Ralf Corsepius <ralf.corsepius@rtems.org>
7874 * config/sh/t-rtems: New.
7875 * config.gcc (sh-*-rtems*): Reflect having added config/sh/t-rtems.
7877 2005-01-19 Zdenek Dvorak <dvorakz@suse.cz>
7879 * tree-ssa-ccp.c (maybe_fold_offset_to_component_ref): Always subtract
7880 the offset of the selected field.
7882 2005-01-19 Kazu Hirata <kazu@cs.umass.edu>
7884 * tree-cfg.c (remove_forwarder_block): Fix the check to
7885 prevent a nonlocal label from appearing in the middle of a
7888 2005-01-19 Hans-Peter Nilsson <hp@axis.com>
7890 PR rtl-optimization/19462
7891 * reorg.c (find_end_label): Create return insn only if
7892 current_function_epilogue_delay_list is empty.
7894 2005-01-19 Paolo Bonzini <bonzini@gnu.org>
7896 * doc/passes.texi: Remove paragraph mentioning new-ra.
7898 2005-01-19 Jakub Jelinek <jakub@redhat.com>
7900 PR rtl-optimization/15139
7901 * combine.c: Include params.h.
7902 (count_rtxs): New function.
7903 (record_value_for_reg): If replace_rtx would replace at least
7904 2 occurrences of REG in VALUE and TEM is really large, replace REG with
7905 (clobber (const_int 0)) instead of TEM.
7906 * params.def (PARAM_MAX_LAST_VALUE_RTL): New.
7907 * params.h (MAX_LAST_VALUE_RTL): New.
7908 * Makefile.in (combine.o): Depend on $(PARAMS_H).
7909 * doc/invoke.texi (--param max-last-value-rtl=N): Document.
7912 * c-typeck.c (digest_init): Only call build_vector if all constructor
7913 elements are *_CST nodes.
7914 * gimplify.c (gimplify_init_constructor): Likewise.
7917 * c-typeck.c (digest_init): Only call build_vector if inside_init
7920 2005-01-18 Tobias Schl"uter <tobias.schlueter@physik.uni-muenchen.de>
7922 * toplev.c (init_asm_output): Remove dead #ifdef.
7924 2005-01-18 Kaz Kojima <kkojima@gcc.gnu.org>
7926 * config/sh/linux.h (TARGET_C99_FUNCTIONS): Define.
7928 2005-01-18 Eric Botcazou <ebotcazou@libertysurf.fr>
7930 * calls.c (expand_call): Check DECL_BUILT_IN_CLASS before
7931 accessing DECL_FUNCTION_CODE.
7932 * dojump.c (do_jump): Likewise.
7933 * gimplify.c (gimplify_call_expr): Likewise.
7934 * predict.c (expr_expected_value): Likewise.
7935 (strip_builtin_expect): Likewise.
7936 * tree-inline.c (estimate_num_insns_1): Likewise.
7937 * tree-ssa-loop-im.c (stmt_cost): Likewise
7938 * fold-const.c (fold): Test for BUILT_IN_NORMAL.
7939 (tree_expr_nonnegative_p): Likewise.
7941 2005-01-18 Eric Botcazou <ebotcazou@libertysurf.fr>
7943 * config/sparc/sparc.c (load_pic_register): Emit the appropriate
7944 variant of the load_pcrel_sym pattern.
7945 * config/sparc/sparc.md (P macro): Move to the top.
7946 (load_pcrel_sym): Macroize using P.
7947 (save_register_window): Likewise.
7949 2005-01-18 Aldy Hernandez <aldyh@redhat.com>
7951 * config/rs6000/rs6000.md ("sunordered"): Disable for e500.
7954 2005-01-18 Andrew Pinski <pinskia@physics.uc.edu>
7957 * c-typeck.c (build_asm_expr): Strip nops off
7958 input memory operands.
7960 2005-01-18 David Edelsohn <edelsohn@gnu.org>
7962 * config/rs6000/aix43.h (CPLUSPLUS_CPP_SPEC): Delete
7963 _XOPEN_SOURCE, _XOPEN_SOURCE_EXTENDED, _LARGE_FILE_API.
7964 * config/rs6000/aix51.h (CPLUSPLUS_CPP_SPEC): Same.
7965 * config/rs6000/aix52.h (CPLUSPLUS_CPP_SPEC): Same.
7967 2005-01-18 Joel Sherrill <joel.sherrill@oarcorp.com>
7970 * config/i386/i386.c (override_options): If the 80387 is disabled,
7971 then do not return FP values using FP registers.
7973 2005-01-18 Kazu Hirata <kazu@cs.umass.edu>
7975 * basic-block.h, c-common.c, c-cppbuiltin.c, c-lang.c,
7976 c-tree.h, cfgbuild.c, cgraph.c, cgraph.h, collect2.c,
7977 combine.c, config.gcc, coverage.h, cse.c, cselib.c,
7978 defaults.h, df.c, dwarf2asm.c, dwarf2out.c, explow.c, expr.c,
7979 flow.c, fold-const.c, gcse.c, ggc-page.c, gimple-low.c,
7980 gimplify.c, ifcvt.c, langhooks-def.h, lcm.c, optabs.h,
7981 output.h, postreload-gcse.c, postreload.c, recog.c,
7982 resource.c, rtl.def, rtlanal.c, sched-deps.c, sched-rgn.c,
7983 targhooks.h, toplev.c, tree-data-ref.c, tree-eh.c,
7984 tree-flow.h, tree-loop-linear.c, tree-mudflap.h, tree-nrv.c,
7985 tree-optimize.c, tree-outof-ssa.c, tree-pass.h,
7986 tree-scalar-evolution.c, tree-ssa-copy.c, tree-ssa-dce.c,
7987 tree-ssa-dse.c, tree-ssa-loop-ivopts.c, tree-ssa-operands.c,
7988 tree-ssa-pre.c, tree-ssa.c, tree-vectorizer.c, tree.def,
7989 unwind-dw2-fde-darwin.c, var-tracking.c: Update copyright.
7991 * config/darwin.c, config/darwin.h, config/freebsd-spec.h,
7992 config/alpha/alpha.c, config/arm/vfp.md,
7993 config/i386/emmintrin.h, config/i386/i386-modes.def,
7994 config/i386/i386-protos.h, config/i386/i386.h,
7995 config/i386/pmmintrin.h, config/i386/ppro.md,
7996 config/i386/predicates.md, config/i386/xmmintrin.h,
7997 config/i860/i860.c, config/ia64/ia64-modes.def,
7998 config/ia64/ia64-protos.h, config/ia64/ia64.h,
7999 config/ia64/ia64.md, config/ia64/itanium1.md,
8000 config/ia64/itanium2.md, config/ia64/predicates.md,
8001 config/iq2000/iq2000.h, config/mips/linux64.h,
8002 config/rs6000/aix41.h, config/rs6000/aix43.h,
8003 config/rs6000/aix52.h, config/rs6000/darwin-fallback.c,
8004 config/rs6000/rs6000.c, config/rs6000/rs6000.h,
8005 config/rs6000/spe.md, config/sh/sh.md, config/sparc/linux.h,
8006 config/sparc/linux64.h, config/sparc/litecoff.h,
8007 config/sparc/sp64-elf.h, config/sparc/sparc.c,
8008 config/sparc/sparc.h, config/sparc/sparc.md,
8009 config/sparc/sysv4-only.h: Update copyright.
8011 2005-01-18 Richard Henderson <rth@redhat.com>
8014 * config/i386/i386.c (ix86_expand_fp_movcc): Fail for LTGT and UNEQ.
8016 2005-01-18 Marc Espie <espie@openbsd.org>
8017 * config/i386/openbsdelf.h: Typo.
8019 2005-01-18 Richard Henderson <rth@redhat.com>
8021 * config/i386/i386.c (ix86_expand_fp_movcc): Remove TARGET_IEEE_FP
8022 special case for sse.
8023 * config/i386/predicates.md (sse_comparison_operator): Likewise.
8025 2005-01-18 Dorit Naishlos <dorit@il.ibm.com>
8027 * tree-inline.c (estimate_num_insns_1): Added cases for
8028 ALIGN_INDIRECT_REF, MISALIGNED_INDIRECT_REF, and REALIGN_LOAD_EXPR.
8030 2005-01-18 Eric Botcazou <ebotcazou@libertysurf.fr>
8032 PR rtl-optimization/19296
8033 * combine.c (simplify_comparison): Rewrite the condition under
8034 which a non-paradoxical SUBREG of a PLUS can be lifted when
8035 compared against a constant.
8037 2005-01-18 Andi Kleen <ak@muc.de>
8039 * c-typeck.c: (convert_for_assignment): Check warn_pointer_sign.
8040 * c.opt (-Wpointer-sign): Add.
8041 * doc/invoke.texi: (-Wpointer-sign): Add.
8043 2005-01-18 Uros Bizjak <uros@kss-loka.si>
8045 * config/i386/i386.c (override_options): Revert 2004-11-24 change.
8046 * config/i386/i386.md (fmodsf3, dremsf3, *sinsf2, *cossf2, sincossf3,
8047 *tansf3_1, tansf2, atan2sf3_1, atan2sf3, atansf2, asinsf2, acossf2,
8048 logsf2, log10sf2, log2sf2, log1psf2, logbsf2, ilogbsf2, expsf2,
8049 exp10sf2, exp2sf2, expm1sf2, rintsf2, floorsf2, ceilsf2, btruncsf2,
8050 nearbyintsf2): Disable for TARGET_SSE_MATH. Leave patterns enabled
8051 for TARGET_MIX_SSE_I387.
8052 (fmoddf3, dremdf3, *sindf2, *sinextendsfdf2, *cosdf2, *cosextendsfdf2,
8053 sincosdf3, *sincosextendsfdf3, *tandf3_1, tandf2, atan2df3_1,
8054 atan2df3, atandf2, asindf2, acosdf2, logdf2, log10df2, log2df2,
8055 log1pdf2, logbdf2, expdf2, exp10df2, exp2df2, expm1df2, rintdf2,
8056 floordf2, ceildf2, btruncdf2, nearbyintdf2): Disable for
8057 (TARGET_SSE2 && TARGET_SSE_MATH). Leave patterns enabled for
8058 TARGET_MIX_SSE_I387.
8059 (atan2sf3, atan2df3, atan2xf3): Remove register constraints
8062 2005-01-18 Uros Bizjak <uros@kss-loka.si>
8065 * config/i386/mmx.md (*movv2sf_internal_rex64, *movv2sf_internal):
8066 Add movaps alternative for xmm reg->reg move.
8068 2005-01-17 Jeff Law <law@redhat.com>
8070 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Clear SSA_NAME_VALUE
8071 at the end of the main DOM loop rather than just before DOM exits.
8073 2005-01-17 Diego Novillo <dnovillo@redhat.com>
8075 PR tree-optimization/19121
8076 * tree-ssa-alias.c (compute_flow_sensitive_aliasing): When
8077 adding aliases to a name tag, also add them to the pointer's
8079 * tree-ssa-copy.c (merge_alias_info): Do not merge flow
8080 sensitive alias info at all. Only check that the two pointers
8081 have compatible pointed-to sets.
8082 * tree-ssa.c (verify_name_tags): Verify that the alias set of
8083 a pointer's type tag is a superset of the alias set of the
8086 2005-01-17 James E Wilson <wilson@specifixinc.com>
8089 * config/ia64/ia64.md (movxf): Handle general register source. Adjust
8090 comment to document why.
8092 2005-01-17 Richard Henderson <rth@redhat.com>
8094 * config/i386/sse.md (smaxv4sf3_finite, sse_vmsmaxv4sf3_finite,
8095 sminv4sf3_finite, sse_vmsminv4sf3_finite, smaxv2df3_finite,
8096 sse2_vmsmaxv2df3_finite, sminv2df3_finite,
8097 sse2_vmsminv2df3_finite): New.
8098 (smaxv4sf3, sse_vmsmaxv4sf3, sminv4sf3, sse_vmsminv4sf3, smaxv2df3,
8099 sse2_vmsmaxv2df3, sminv2df3, sse2_vmsminv2df3): Remove commutative.
8100 Force op1 into register.
8102 2005-01-17 Kelley Cook <kcook@gcc.gnu.org>
8104 * Makefile.in (STAGEMOVESTUFF): Stage all the stamp files to prevent
8105 bubblestrap from always rebuilding build directory.
8107 2005-01-17 Ulrich Weigand <uweigand@de.ibm.com>
8109 * config/s390/s390.md ("*clc"): Remove incorrect '='.
8110 ("*cmpmem_short"): Likewise.
8112 2005-01-17 Steven Bosscher <stevenb@suse.de>
8114 * basic-block.h: Document BB_* flags.
8115 * regrename.c (copyprop_hardreg_forward): Don't use BB_VISITED,
8116 use an sbitmap instead.
8117 * sched-rgn.c (compute_trg_info): Likewise.
8119 2005-01-17 Richard Sandiford <rsandifo@redhat.com>
8121 * config.gcc (mips64*-*-linux*): Set the default abi to n32. Remove
8122 redundant target_cpu_default and extra_parts lines. Use the default
8124 * config/mips/linux64.h (DRIVER_DEFAULT_ABI_SELF_SPEC): Delete.
8125 (SUBTARGET_EXTRA_SPECS): Delete.
8126 (DRIVER_SELF_SPECS): Remove architecture lines. Set the ABI directly.
8127 (SUBTARGET_ASM_SPEC): Remove -mabi=n32 and -mabi=64 mappings.
8128 * config/mips/t-linux64 (MULTILIB_DIRNAMES): Use "32" for -mabi=32
8129 and "n32" for -mabi=n32.
8131 2005-01-17 Ian Lance Taylor <ian@airs.com>
8134 * c-typeck.c (build_c_cast): Revert patch of 2003-02-16: don't
8135 fold constant variables into initial values.
8137 2005-01-17 Kazu Hirata <kazu@cs.umass.edu>
8139 * tree-cfg.c (tree_can_merge_blocks_p): Reorder two checks.
8141 * tree-cfg.c (tree_forwarder_block_p): Speed up by walking
8142 through the statements backward.
8144 2005-01-17 Ian Lance Taylor <ian@airs.com>
8146 PR middle-end/13127:
8147 * tree-inline.c (expand_call_inline): Set TREE_NO_WARNING on
8148 a variable set to the return value of the inlined function.
8150 2005-01-17 Mark Dettinger <dettinge@de.ibm.com>
8152 * rtlanal.c (rtx_cost): Assign cost of 0 to a SUBREG
8153 when modes are tieable.
8155 2005-01-17 Ranjit Mathew <rmathew@hotmail.com>
8157 * gthr-posix.h (__gthread_active_p): Use pthread_cancel instead
8158 of pthread_create to find out if threads are enabled.
8159 * gthr-posix95.h (__gthread_active_p): Likewise.
8161 2005-01-17 Paolo Bonzini <bonzini@gnu.org>
8163 * common.opt (-fnew-ra): Remove.
8165 * toplev.h (flag_new_regalloc): Remove.
8166 * Makefile.in (ra*.*): Don't mention.
8167 * passes.c (rest_of_handle_new_regalloc): Remove.
8168 (rest_of_handle_combine, rest_of_compilation): Always consider
8169 flag_new_regalloc as false.
8170 * doc/invoke.texi: Don't document -fnew-ra.
8172 2005-01-17 Paolo Bonzini <bonzini@gnu.org>
8174 * bb-reorder.c (fix_edges_for_rarely_executed_code): Remove
8175 last parameter to reg_scan.
8176 * loop.c (loop_optimize): Likewise.
8177 * passes.c (rest_of_handle_tracer, rest_of_handle_if_conversion,
8178 rest_of_handle_web, rest_of_handle_cfg, rest_of_handle_jump_bypass,
8179 rest_of_handle_life, rest_of_handle_cse, rest_of_handle_cse2,
8180 rest_of_handle_gcse, rest_of_handle_loop_optimize,
8181 rest_of_handle_loop2, rest_of_handle_jump2): Likewise.
8182 * regclass.c (reg_scan): Likewise, for the declaration.
8183 * rtl.h (reg_scan): Likewise, for the prototype.
8185 2005-01-17 Kazu Hirata <kazu@cs.umass.edu>
8187 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Don't call
8188 mark_dfs_back_edges.
8190 2005-01-16 Daniel Berlin <dberlin@dberlin.org>
8192 * tree-ssa-pre.c (add_to_sets): s1 may be NULL.
8193 (compute_avail): Uses don't go in tmp_gen.
8195 2005-01-16 Steven Bosscher <stevenb@suse.de>
8197 * ggc-page.c (ggc_alloc_stat): Use __builtin_ctzl instead of a
8198 loop to look for a free slot in a page entry.
8200 2005-01-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
8203 * defaults.h (TARGET_DEFERRED_OUTPUT_DEFS): Provide default.
8204 * toplev.c (compile_file): Call process_pending_assemble_output_defs
8205 just before targetm.asm_out.file_end.
8206 * tree.h (process_pending_assemble_output_defs): Declare.
8207 * varasm.c (assemble_output_def, process_pending_assemble_output_defs):
8209 (assemble_alias): Defer generation of assembly code for defines when
8210 TARGET_DEFERRED_OUTPUT_DEFS is true.
8211 * config/rs6000/aix41.h (TARGET_DEFERRED_OUTPUT_DEFS): Define.
8212 * config/rs6000/aix43.h (TARGET_DEFERRED_OUTPUT_DEFS): Define.
8213 * doc/tm.texi (TARGET_DEFERRED_OUTPUT_DEFS): document.
8215 2005-01-15 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
8218 * pa.c (pa_scalar_mode_supported_p): New function.
8219 (TARGET_SCALAR_MODE_SUPPORTED_P): Define.
8220 * pa.h (MIN_UNITS_PER_WORD): Add comment.
8222 * pa-protos.h (prefetch_operand): Delete.
8223 (prefetch_cc_operand, prefetch_nocc_operand): New declations.
8224 * pa.c (prefetch_operand): Delete.
8225 (prefetch_cc_operand, prefetch_nocc_operand): New functions.
8226 * pa.h (EXTRA_CONSTRAINT): Add `W' constraint.
8227 (PREDICATE_CODES): Delete prefetch_operand. Add prefetch_cc_operand
8228 and prefetch_nocc_operand.
8229 * pa.md (prefetch): Rework to avoid reload problems handling short
8230 displacements when a cache control completer needs to be provided.
8231 (prefetch_32, prefetch_64): Delete.
8232 (prefetch_cc, prefetch_nocc): New patterns.
8234 2005-01-15 David Edelsohn <edelsohn@gnu.org>
8236 * config/rs6000/aix52.h (CPLUSPLUS_CPP_SPEC): Revert previous change.
8238 2005-01-15 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
8241 * pa.c (pa_asm_output_aligned_common): Warn if specified alignment
8242 exceeds maximum alignment for global common data.
8243 * pa64-hpux.h (MAX_OFILE_ALIGNMENT): Define to 32768.
8244 * som.h (MAX_OFILE_ALIGNMENT): Likewise.
8246 2004-01-15 Roger Sayle <roger@eyesopen.com>
8248 * tree-ssa-dom.c (extract_range_from_cond): Correct condition.
8250 2004-01-15 Roger Sayle <roger@eyesopen.com>
8252 * harg-reg-set.h (reg_class_names): Prototype global array.
8253 * regclass.c (reg_class_names): Declare here and initialize to
8255 (dump_regclass): Remove local declaration of reg_class_names.
8256 (regclass): Likewise.
8257 * cfg.c (dump_flow_info): Likewise.
8258 * ra-debug.c (reg_class_names): Likewise.
8259 * regrename.c (reg_class_names): Likewise.
8260 * reload.c (reg_class_names): Likewise.
8261 * reload1.c (spill_failure): Likewise.
8262 * config/m68hc11/m68hc11.c (reg_class_names): Likewise.
8264 2005-01-15 Ulrich Weigand <uweigand@de.ibm.com>
8266 * config/s390/s390.md ("reload_outti"): Remove predicate for
8267 output operand. Abort if operand is not a MEM.
8268 ("reload_outdi", "reload_outdf"): Likewise.
8270 2005-01-15 Marc Espie <espie@openbsd.org>
8272 * config.gcc (*-*-openbsd*): Set HAS_LIBC_R for OpenBSD <= 3.2.
8273 (i[34567]86-*-openbsd*): Switch to ELF for OpenBSD >= 3.4.
8274 * config/openbsd.h: Fix C++ includes for native configurations.
8275 Add proper OS_CPP_BUILTINS. Fix libspec for recent OpenBSD.
8276 Add trampoline support.
8277 * config/i386/openbsdelf.h: New.
8279 2005-01-15 Marc Espie <espie@openbsd.org>
8281 * collect2.c (main): Explicitly parse -dynamic-linker option.
8283 2005-01-15 Jakub Jelinek <jakub@redhat.com>
8285 PR tree-optimization/19060
8286 * tree-ssa-dom.c (extract_range_from_cond) <case LT_EXPR, GT_EXPR>:
8287 Return 0 if op1 <= TYPE_MIN_VALUE () resp. op1 >= TYPE_MAX_VALUE ().
8288 (simplify_cond_and_lookup_avail_expr): Add assert for dummy == 0
8289 and handle extract_range_from_cond returning false.
8290 * fold-const.c (fold): Optimize comparisons with min/max even for
8291 width > HOST_BITS_PER_WIDE_INT.
8293 2005-01-15 Ralf Corsepius <ralf.corsepius@rtems.org>
8295 * config/mips/rtems.h (MIPS_DEFAULT_GVALUE): Set to 0.
8296 * config/mips/t-rtems (MULTILIBS_DIRNAMES,MULTILIB_OPTIONS):
8297 Remove little endian multilib variants.
8298 Add mips32 multilib variant.
8300 2005-01-15 Kazu Hirata <kazu@cs.umass.edu>
8302 * explow.c (copy_all_reg, stabilize): Remove.
8303 * expr.h: Remove the corresponding prototypes.
8305 * rtlanal.c (regs_set_between_p): Remove.
8306 * rtl.h: Remove the corresponding prototype.
8308 2005-01-14 David Edelsohn <edelsohn@gnu.org>
8310 * config/rs6000/rs6000.c (rs6k_nonimmediate_operand): Rename
8311 to rs6000_nonimmediate_operand.
8312 * config/rs6000/rs6000.h (PREDICATE_CODES): Rename
8313 rs6k_nonimmediate_operand to rs6000_nonimmediate_operand.
8314 * config/rs6000/rs6000.md (movsi_internal1): Rename predicate to
8315 rs6000_nonimmediate_operand.
8316 * config/rs6000/spe.md (movdf_e500_double): Rename predicate to
8317 rs6000_nonimmediate_operand.
8319 2005-01-14 Andrew Pinski <pinskia@physics.uc.edu>
8321 * tree-ssa-alias.c (pass_may_alias): Add TODO_verify_stmts.
8323 2005-01-14 Aldy Hernandez <aldyh@redhat.com>
8325 * config/rs6000/rs6000.h (CLASS_MAX_NREGS): DF goes in 1 register
8327 (CANNOT_CHANGE_MODE_CLASS): Restrict DI mode changes on e500v2.
8328 (PREDICATE_CODES): Add rs6k_nonimmediate_operand.
8330 * config/rs6000/rs6000.c (invalid_e500_subreg): New.
8331 (rs6k_nonimmediate_operand): New.
8332 (rs6000_legitimate_offset_address_p): Handle DI modes on e500v2
8334 (legitimate_lo_sum_address_p): Same.
8335 (rs6000_legitimize_address): Same.
8336 (rs6000_legitimize_reload_address): Same.
8337 (rs6000_legitimate_address): Same.
8338 (spe_build_register_parallel): Pass DF and DC modes in a DI
8341 * config/rs6000/rs6000.md ("*movsi_internal1"): Change predicate
8342 to rs6k_nonimmediate_operand.
8344 * config/rs6000/spe.md ("*frob_df_di"): New.
8345 ("*frob_di_df"): New.
8346 ("*frob_di_df_2"): New.
8347 ("*mov_sidf_e500_subreg0"): New.
8348 ("*mov_sidf_e500_subreg4"): New.
8349 ("*movdf_e500_double"): Change predicate to
8350 rs6k_nonimmediate_operand.
8352 2005-01-14 Aldy Hernandez <aldyh@redhat.com>
8354 * postreload.c (move2add_note_store): Only call
8355 trunc_int_for_mode on scalar integers.
8357 2005-01-14 Steven Bosscher <stevenb@suse.de>
8359 * tree-ssa-dce.c (visited_control_parents): New sbitmap to
8360 replace BB_VISITED uses.
8361 (find_obviously_necessary_stmts): Don't clear BB_VISITED.
8362 (propagate_necessity): Check the bitmap instead of BB_VISITED.
8363 (tree_dce_done): Free visited_control_parents.
8364 (perform_tree_ssa_dce): Allocate and clear it.
8365 * tree-ssa-pre.c (compute_antic_aux): Make non-recursive.
8366 (compute_antic): Iterate from here using a DFS. Use an sbitmap
8367 instead of BB_VISITED.
8369 2005-01-14 Kazu Hirata <kazu@cs.umass.edu>
8371 * c-tree.h, coverage.h, langhooks-def.h, optabs.h, output.h,
8372 rtl.h, targhooks.h, tree-flow.h, tree-mudflap.h, tree.h:
8373 Remove unused prototypes.
8375 2005-01-14 Aldy Hernandez <aldyh@redhat.com>
8377 * config/rs6000/rs6000.c (rs6000_stack_info): Fix caching of SPE
8378 64-bit register usage.
8379 (spe_func_has_64bit_regs_p): Add FIXME note.
8381 2005-01-14 Aldy Hernandez <aldyh@redhat.com>
8383 * config/rs6000/rs6000.c (rs6000_generate_compare): Replace
8384 flag_finite_math_only with flag_unsafe_math_optimizations.
8386 2005-01-14 J. D. Johnston <jjohnst@us.ibm.com>
8388 * config/s390/tpf-unwind.h (s390_fallback_frame_state): Correct
8390 (__tpf_eh_return): Copy TPF private stack area from the module
8391 boundary stack frame. Add check for when module addresses are
8392 equal, but no stub address is found.
8394 2005-01-14 Richard Earnshaw <rearnsha@arm.com>
8397 * arm.h (struct machine_function): Add call_via field.
8398 (thumb_call_via_label): Declare.
8399 * arm.c (thumb_call_via_label): New variable.
8400 (thumb_call_reg_needed): New variable.
8401 (arm_output_function_epilogue): For Thumb code, output any per-function
8402 call-indirect trampolines.
8403 (thumb_call_via_reg): New function.
8404 (arm_file_end): New function.
8405 (TARGET_ASM_FILE_END): Call arm_file_end.
8406 (aof_file_end): Likewise.
8407 * arm-protos.h (thumb_call_via_reg): Declare.
8408 * arm.md (call_reg_thumb, call_value_reg_thumb): Call
8409 thumb_call_via_reg in normal case.
8411 2005-01-14 Jakub Jelinek <jakub@redhat.com>
8414 PR rtl-optimization/19348
8415 * recog.c (peephole2_optimize): Do global life update if some peephole
8416 decides it doesn't need at least one of its inputs and that change
8417 influences liveness at the start of the basic block.
8419 * basic-block.h (EXECUTE_IF_AND_COMPL_IN_REG_SET): Needs 2 REGSET
8420 arguments instead of 1.
8422 2005-01-14 Eric Botcazou <ebotcazou@libertysurf.fr>
8425 * varasm.c (initializer_constant_valid_p) <ADDR_EXPR>: Return
8426 zero for nested functions needing a static chain or functions
8427 with a non-constant address.
8429 2005-01-13 Roger Sayle <roger@eyesopen.com>
8431 * simplify-rtx.c (simplify_binary_operation) <AND>: Optimize
8432 (and (sign_extend X) C) into (zero_extend (and X C)).
8434 2005-01-13 David O'Brien <obrien@FreeBSD.org>
8436 * config/freebsd-spec.h: Make KSE pthread lib logic the default.
8438 2005-01-13 Richard Henderson <rth@redhat.com>
8443 * config/i386/i386.md (cmpdf, cmpsf, bunordered, bordered, buneq,
8444 bunge, bungt, bunle, bunlt, bltgt): Enable for TARGET_SSE_MATH,
8445 not just TARGET_SSE.
8446 (cmpfp_i_387): Rename from cmpfp_i. Move after sse patterns.
8447 (cmpfp_i_mixed): Rename from cmpfp_i_sse; use for TARGET_MIX_SSE_I387.
8448 (cmpfp_i_sse): Rename from cmpfp_i_sse_only; use for TARGET_SSE_MATH.
8449 (cmpfp_iu_mixed, cmpfp_iu_sse, cmpfp_iu_387): Similarly.
8450 (fp_jcc_1_mixed, fp_jcc_1_sse, fp_jcc_1_387): Similarly.
8451 (fp_jcc_2_mixed, fp_jcc_2_sse, fp_jcc_2_387): Similarly.
8452 (fp_jcc_3_387, fp_jcc_4_387, fp_jcc_5_387, fp_jcc_6_387,
8453 fp_jcc_7_387, fp_jcc_8_387): Rename from fp_jcc_N.
8454 (movdicc_c_rex64): Rename with '*'.
8455 (movsfcc, movdfcc): Add checks for 387 and sse math to condition.
8456 (movsfcc_1_sse_min, movsfcc_1_sse_max, movsfcc_1_sse): New.
8457 (movsfcc_1_387): Rename from movsfcc_1.
8458 (movdfcc_1_sse_min, movdfcc_1_sse_max, movdfcc_1_sse): New.
8459 (movdfcc_1, movdfcc_1_rex64): Add check for 387.
8460 (sminsf3, smaxsf3, smindf3, smaxdf3): New.
8461 (minsf3, minsf, minsf_nonieee, minsf_sse, mindf3, mindf,
8462 mindf_nonieee, mindf_sse, maxsf3, maxsf, maxsf_nonieee, maxsf_sse,
8463 maxdf3, maxdf, maxdf_nonieee, maxdf_sse, sse_movsfcc, sse_movsfcc_eq,
8464 sse_movdfcc, sse_movdfcc_eq, sse_movsfcc_const0_1,
8465 sse_movsfcc_const0_2, sse_movsfcc_const0_3, sse_movsfcc_const0_4,
8466 sse_movdfcc_const0_1, sse_movdfcc_const0_2, sse_movdfcc_const0_3,
8467 sse_movdfcc_const0_4): Remove.
8468 * config/i386/i386.c (ix86_expand_fp_movcc): For TARGET_SSE_MATH,
8469 recognize min/max early. Update for changed sse cmove patterns.
8470 (ix86_split_sse_movcc): New.
8471 * config/i386/i386-protos.h: Update.
8473 2005-01-13 Steven Bosscher <stevenb@suse.de>
8475 * tree-ssa-dse.c (fix_phi_uses): Use SSA operand iterators.
8476 (fix_stmt_v_may_defs): Likewise.
8478 2005-01-13 Richard Henderson <rth@redhat.com>
8480 * config/i386/i386.c (ix86_expand_fp_absneg_operator): Use elt_mode
8481 for converting the mask.
8483 2005-01-13 David Edelsohn <edelsohn@gnu.org>
8485 * config/rs6000/aix52.h (CPLUSPLUS_CPP_SPEC): Change _XOPEN_SOURCE
8488 2005-01-13 Richard Henderson <rth@redhat.com>
8490 * config/i386/i386.c (IX86_BUILTIN_MOVQ, IX86_BUILTIN_LOADD,
8491 IX86_BUILTIN_STORED, IX86_BUILTIN_MOVQ2DQ,
8492 IX86_BUILTIN_MOVDQ2Q): Remove.
8493 (IX86_BUILTIN_VEC_EXT_V4SI): New.
8494 (ix86_init_mmx_sse_builtins, ix86_expand_builtin): Update to match.
8495 (ix86_expand_vector_extract): For V4S[FI], extract element 0 after
8497 * config/i386/sse.md (sse_concatv2sf): Accept zero operand 2.
8498 (sse2_pextrw): Fix immediate constraint.
8499 (sse2_loadq, sse2_loadq_rex64): Remove.
8500 * config/i386/emmintrin.h (_mm_cvtsi128_si32, _mm_cvtsi128_si64x):
8501 Use __builtin_ia32_vec_ext_<size>.
8502 (_mm_cvtsi32_si128, _mm_cvtsi64x_si128): Use _mm_set_epi<size>.
8504 2005-01-13 Aldy Hernandez <aldyh@redhat.com>
8506 * function.c (assign_parm_setup_block): Look inside original
8507 entry_parm when inspecting PARALLEL.
8509 2005-01-13 Ralf Corsepius <ralf.corsepius@rtems.org>
8510 Joel Sherrill <joel@oarcorp.com>
8513 * gthr-rtems.h (__gthread_recursive_mutex_t): New type.
8514 (__GTHREAD_RECURSIVE_MUTEX_INIT_FUNCTION): Define to
8515 rtems_gxx_recursive_mutex_init.
8516 (__gthread_recursive_mutex_lock): New function.
8517 (__gthread_recursive_mutex_trylock): Likewise.
8518 (__gthread_recursive_mutex_unlock): Likewise.
8520 2005-01-13 Ralf Corsepius <ralf.corsepius@rtems.org>
8522 * config/i386/t-rtems-i386: Multilib on -mtune instead of -mcpu.
8524 2005-01-13 Jan Beulich <jbeulich@novell.com>
8526 * config/ia64/ia64.md (ashlti3, ashlti3_internal): New.
8527 (ashrti3_internal): Indicate output is early clobber. Generate result
8528 into output rather than first input. Use move for low word of output
8529 if shift count is exactly 64.
8530 (lshrti3_internal): Likewise.
8532 2005-01-13 Hans-Peter Nilsson <hp@bitrange.com>
8536 * reload1.c (delete_output_reload): Don't delete an output reload
8537 if the pseudo lives longer than a single basic block. Adjust and
8538 improve wording of comment.
8540 2005-01-12 Andrew Pinski <pinskia@physics.uc.edu>
8543 * config/darwin.c (machopic_select_section): Use TYPE_SIZE_UNIT instead
8544 of TYPE_SIZE where we mean the number of bytes.
8546 2005-01-12 Aldy Hernandez <aldyh@redhat.com>
8548 * function.c (assign_parm_setup_block): Relax condition on
8549 multi-register optimization.
8551 2005-01-12 Nick Clifton <nickc@redhat.com>
8553 * config/sh/sh.md (udivsi3_sh2a, divsi3_sh2a): Give these patterns
8554 an "in_delay_slot" attribute of "no" to prevent them being used in
8555 delay slots. This is forbidden because they might generate
8558 2005-01-12 Alan Modra <amodra@bigpond.net.au>
8561 * config/rs6000/rs6000.md (movtf_internal): Replace r->o and m->r
8564 2005-01-12 Nick Clifton <nickc@redhat.com>
8566 * config/iq2000/iq2000.h (ASM_SPEC): Undefine (to stop -Qy being
8567 passed on to GAS) but do not define, as GAS no longer supports or
8568 needs the -m2000 option.
8570 2005-01-11 Roger Sayle <roger@eyesopen.com>
8572 * builtins.c (fold_builtin_fabs): Convert argument to the appropriate
8573 type as args of unprototyped builtins aren't automatically promoted.
8574 (fold_builtin_abs): Likewise.
8576 2005-01-11 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8578 * Makefile.in: Set a `build-warn' variable.
8580 2005-01-11 Zdenek Dvorak <dvorakz@suse.cz>
8582 PR tree-optimization/17949
8583 * tree-ssa-loop-ivopts.c (may_be_unaligned_p): New function.
8584 (find_interesting_uses_address): Use it.
8586 2005-01-11 Aldy Hernandez <aldyh@redhat.com>
8588 * regrename.c (kill_value): Handle subreg's that won't simplify.
8590 2005-01-11 Richard Henderson <rth@redhat.com>
8593 * config/i386/i386.h (enum ix86_builtins): Move ...
8594 * config/i386/i386.c: ... here.
8595 (IX86_BUILTIN_MOVDDUP, IX86_BUILTIN_MMX_ZERO, IX86_BUILTIN_PEXTRW,
8596 IX86_BUILTIN_PINSRW, IX86_BUILTIN_LOADAPS, IX86_BUILTIN_LOADSS,
8597 IX86_BUILTIN_STORESS, IX86_BUILTIN_SSE_ZERO, IX86_BUILTIN_PEXTRW128,
8598 IX86_BUILTIN_PINSRW128, IX86_BUILTIN_LOADAPD, IX86_BUILTIN_LOADSD,
8599 IX86_BUILTIN_STOREAPD, IX86_BUILTIN_STORESD, IX86_BUILTIN_STOREHPD,
8600 IX86_BUILTIN_STORELPD, IX86_BUILTIN_SETPD1, IX86_BUILTIN_SETPD,
8601 IX86_BUILTIN_CLRPD, IX86_BUILTIN_LOADPD1, IX86_BUILTIN_LOADRPD,
8602 IX86_BUILTIN_STOREPD1, IX86_BUILTIN_STORERPD, IX86_BUILTIN_LOADDQA,
8603 IX86_BUILTIN_STOREDQA, IX86_BUILTIN_CLRTI,
8604 IX86_BUILTIN_LOADDDUP): Remove.
8605 (IX86_BUILTIN_VEC_INIT_V2SI, IX86_BUILTIN_VEC_INIT_V4HI,
8606 IX86_BUILTIN_VEC_INIT_V8QI, IX86_BUILTIN_VEC_EXT_V2DF,
8607 IX86_BUILTIN_VEC_EXT_V2DI, IX86_BUILTIN_VEC_EXT_V4SF,
8608 IX86_BUILTIN_VEC_EXT_V8HI, IX86_BUILTIN_VEC_EXT_V4HI,
8609 IX86_BUILTIN_VEC_SET_V8HI, IX86_BUILTIN_VEC_SET_V4HI): New.
8610 (ix86_init_builtins): Make static.
8611 (ix86_init_mmx_sse_builtins): Update for changed builtins.
8612 (ix86_expand_binop_builtin): Only use ix86_fixup_binary_operands
8613 if all the modes match. Otherwise, fake it.
8614 (get_element_number, ix86_expand_vec_init_builtin,
8615 ix86_expand_vec_ext_builtin, ix86_expand_vec_set_builtin): New.
8616 (ix86_expand_builtin): Make static. Update for changed builtins.
8617 (ix86_expand_vector_move_misalign): Use sse2_loadlpd with zero
8618 operand instead of sse2_loadsd. Cast sse1 fallback to V4SFmode.
8619 (ix86_expand_vector_init_duplicate): New.
8620 (ix86_expand_vector_init_low_nonzero): New.
8621 (ix86_expand_vector_init_one_var, ix86_expand_vector_init_general):
8622 Split out from ix86_expand_vector_init; handle integer modes.
8623 (ix86_expand_vector_init): Use them.
8624 (ix86_expand_vector_set, ix86_expand_vector_extract): New.
8625 * config/i386/i386-protos.h: Update.
8626 * config/i386/predicates.md (reg_or_0_operand): New.
8627 * config/i386/mmx.md (mov<MMXMODEI>_internal): Add 'r' variants.
8628 (movv2sf_internal): Likewise. And a splitter to match them all.
8629 (vec_dupv2sf, mmx_concatv2sf, vec_setv2sf, vec_extractv2sf,
8630 vec_initv2sf, vec_dupv4hi, vec_dupv2si, mmx_concatv2si, vec_setv2si,
8631 vec_extractv2si, vec_initv2si, vec_setv4hi, vec_extractv4hi,
8632 vec_initv4hi, vec_setv8qi, vec_extractv8qi, vec_initv8qi): New.
8633 (mmx_pinsrw): Fix operand ordering.
8634 * config/i386/sse.md (movv4sf splitter): Use direct pattern,
8635 rather than sse_loadss expander.
8636 (movv2df splitter): Similarly.
8637 (sse_loadss, sse_loadlss): Remove.
8638 (vec_dupv4sf, sse_concatv2sf, sse_concatv4sf, vec_extractv4sf_0): New.
8639 (vec_setv4sf, vec_setv2df): Use ix86_expand_vector_set.
8640 (vec_extractv4sf, vec_extractv2df): Use ix86_expand_vector_extract.
8641 (sse3_movddup): Rename with '*'.
8642 (sse3_movddup splitter): Use gen_rtx_REG instead of gen_lowpart.
8643 (sse2_loadsd): Remove.
8644 (vec_dupv2df_sse3): Rename from sse3_loadddup.
8645 (vec_dupv2df, vec_concatv2df_sse3, vec_concatv2df): New.
8646 (sse2_pinsrw): Fix argument ordering.
8647 (sse2_loadld, sse2_loadq): Add sse1 alternatives.
8648 (sse2_stored): Remove 'r' destination.
8649 (vec_dupv4si, vec_dupv2di, sse2_concatv2si, sse1_concatv2si,
8650 vec_concatv4si_1, vec_concatv2di, vec_setv2di, vec_extractv2di,
8651 vec_initv2di, vec_setv4si, vec_extractv4si, vec_initv4si,
8652 vec_setv8hi, vec_extractv8hi, vec_initv8hi, vec_setv16qi,
8653 vec_extractv16qi, vec_initv16qi): New.
8655 * config/i386/emmintrin.h (__m128i, __m128d): Use typedef, not define.
8656 (_mm_set_sd, _mm_set1_pd, _mm_setzero_pd, _mm_set_epi64x,
8657 _mm_set_epi32, _mm_set_epi16, _mm_set_epi8, _mm_setzero_si128): Use
8659 (_mm_load_pd, _mm_store_pd): Use plain dereference.
8660 (_mm_load_si128, _mm_store_si128): Likewise.
8661 (_mm_load1_pd): Use _mm_set1_pd.
8662 (_mm_load_sd): Use _mm_set_sd.
8663 (_mm_store_sd, _mm_storeh_pd): Use __builtin_ia32_vec_ext_v2df.
8664 (_mm_store1_pd, _mm_storer_pd): Use _mm_store_pd.
8665 (_mm_set_epi64): Use _mm_set_epi64x.
8666 (_mm_set1_epi64x, _mm_set1_epi64, _mm_set1_epi32, _mm_set_epi16,
8667 _mm_set1_epi8, _mm_setr_epi64, _mm_setr_epi32, _mm_setr_epi16,
8668 _mm_setr_epi8): Use _mm_set_foo form.
8669 (_mm_loadl_epi64, _mm_movpi64_epi64, _mm_move_epi64): Use _mm_set_epi64.
8670 (_mm_storel_epi64, _mm_movepi64_pi64): Use __builtin_ia32_vec_ext_v2di.
8671 (_mm_extract_epi16): Use __builtin_ia32_vec_ext_v8hi.
8672 (_mm_insert_epi16): Use __builtin_ia32_vec_set_v8hi.
8673 * config/i386/mmintrin.h (_mm_setzero_si64): Use plain cast.
8674 (_mm_set_pi32): Use __builtin_ia32_vec_init_v2si.
8675 (_mm_set_pi16): Use __builtin_ia32_vec_init_v4hi.
8676 (_mm_set_pi8): Use __builtin_ia32_vec_init_v8qi.
8677 (_mm_set1_pi16, _mm_set1_pi8): Use _mm_set_piN variant.
8678 * config/i386/pmmintrin.h (_mm_loaddup_pd): Use _mm_load1_pd.
8679 (_mm_movedup_pd): Use _mm_shuffle_pd.
8680 * config/i386/xmmintrin.h (_mm_setzero_ps, _mm_set_ss,
8681 _mm_set1_ps, _mm_set_ps, _mm_setr_ps): Use constructor form.
8682 (_mm_cvtpi16_ps, _mm_cvtpu16_ps, _mm_cvtpi8_ps, _mm_cvtpu8_ps,
8683 _mm_cvtps_pi8, _mm_cvtpi32x2_ps): Avoid __builtin_ia32_mmx_zero;
8685 (_mm_load_ss, _mm_load1_ps): Use _mm_set* form.
8686 (_mm_load_ps, _mm_loadr_ps): Use raw dereference.
8687 (_mm_store_ss): Use __builtin_ia32_vec_ext_v4sf.
8688 (_mm_store_ps): Use raw dereference.
8689 (_mm_store1_ps): Use _mm_storeu_ps.
8690 (_mm_storer_ps): Use _mm_store_ps.
8691 (_mm_extract_pi16): Use __builtin_ia32_vec_ext_v4hi.
8692 (_mm_insert_pi16): Use __builtin_ia32_vec_set_v4hi.
8694 2005-01-11 Stan Shebs <shebs@apple.com>
8696 * config/rs6000/rs6000.c (machopic_output_stub): Issue
8697 ldu instead of lwzu if 64-bit -mdynamic-no-pic.
8699 2005-01-11 Andrew Pinski <pinskia@physics.uc.edu>
8702 * config/rs6000/rs6000.c (rs6000_special_round_type_align):
8703 Skip all DECLs except for FIELD_DECLs.
8705 2005-01-11 Andreas Krebbel <krebbel1@de.ibm.com>
8707 * config/s390/s390.c (override_options): Return error if
8708 -mbackchain, -mpacked-stack and -mhard-float are used together.
8709 (s390_va_start): Remove the backchain && packed-stack special case.
8710 (s390_gimplify_va_arg): Likewise.
8711 * doc/invoke.texi: Remove the ABI incompatibility note.
8713 2005-01-11 Andreas Krebbel <krebbel1@de.ibm.com>
8715 * config/s390/s390.c (struct s390_frame_layout): Remove
8717 (s390_frame_info, s390_emit_prologue): Replace occurrences of
8718 save_backchain_p with TARGET_BACKCHAIN.
8720 2005-01-11 Alan Modra <amodra@bigpond.net.au>
8723 * builtins.c (std_gimplify_va_arg_expr): Adjust alignment of *ap.
8724 * expr.h (struct locate_and_pad_arg_data): Add "boundary".
8725 * function.c (locate_and_pad_parm): Set new field.
8726 (assign_parm_find_stack_rtl): Use it instead of FUNCTION_ARG_BOUNDARY.
8727 Tweak where_pad test to include "none". Always set mem align for
8729 (assign_parm_adjust_stack_rtl): Discard stack_parm if alignment
8730 not sufficient for type.
8731 (assign_parm_setup_block): If stack_parm is zero on entry, always
8732 make a new stack local. Block move old stack parm if necessary
8733 to new aligned stack local.
8734 (assign_parm_setup_stack): Use a block move to handle
8735 potentially misaligned entry_parm.
8736 (assign_parms_unsplit_complex): Specify required alignment when
8737 creating stack local.
8738 * calls.c (compute_argument_addresses): Override alignment of stack
8739 arg calculated from its type with the alignment given by
8740 FUNCTION_ARG_BOUNDARY.
8741 (store_one_arg): Likewise.
8743 2005-01-11 Jan Beulich <jbeulich@novell.com>
8745 * config/ia64/ia64.md (zero_extendsidi2): Replace zxt4 by addp4.
8746 Change respective itanium_class attribute to ialu.
8747 (shladdp4_internal): New.
8748 * config/ia64/predicates.md (shladd_log2_operand): New.
8750 2005-01-11 Richard Henderson <rth@redhat.com>
8752 * expr.c (store_constructor): Use rtvec_alloc instead of
8753 alloca+gen_rtvec_v, and an incorrect number passed to alloca.
8755 2005-01-11 Kazu Hirata <kazu@cs.umass.edu>
8757 * config/alpha/alpha.c, config/i386/mmx.md: Fix comment typos.
8759 2005-01-11 Alan Modra <amodra@bigpond.net.au>
8761 * varasm.c (default_section_type_flags_1): Don't set SECTION_SMALL.
8762 * config/ia64/ia64.c (TARGET_SECTION_TYPE_FLAGS): Define.
8763 (TARGET_RWRELOC): Define.
8764 (ia64_rwreloc_section_type_flags): Delete.
8765 (ia64_section_type_flags): New function.
8766 * config/ia64/hpux.h (TARGET_SECTION_TYPE_FLAGS): Don't define.
8767 (TARGET_RWRELOC): Define.
8769 2005-01-10 David Mosberger <davidm@hpl.hp.com>
8772 * config/ia64/ia64.c (process_set): For alloc insn, only call
8773 process_epilogue is !frame_pointer_needed.
8775 2005-01-10 Roger Sayle <roger@eyesopen.com>
8778 * c-common.c (c_common_truthvalue_conversion): TRUTH_NOT_EXPR is a
8779 unary operator and can't be treated as a binary/comparison operator.
8781 2005-01-10 Richard Henderson <rth@redhat.com>
8783 * config/i386/i386.c (ix86_function_value): Use type_natural_mode.
8784 (ix86_return_in_memory): Likewise.
8785 (function_arg_advance): Likewise. Mirror structure in function_arg
8786 for choosing register to advance.
8788 2005-01-10 Kazu Hirata <kazu@cs.umass.edu>
8790 * tree-vectorizer.c, tree.def: Fix comment typos.
8792 2005-01-10 Mark Dettinger <dettinge@de.ibm.com>
8794 * config/s390/s390.c (struct processor_costs): 4 new fields:
8795 ddbr, ddr, debr, der.
8796 (s390_rtx_costs): More precise handling of divide instructions.
8798 2005-01-10 David Edelsohn <edelsohn@gnu.org>
8800 * config/rs6000/t-aix43 (BOOT_LDFLAGS): Define.
8802 2005-01-10 Jan Beulich <jbeulich@novell.com>
8804 * config/ia64/ia64.c (ia64_in_small_data_p): Also handle the section
8805 names resulting from -ffunction-sections/-fdata-sections and linkonce
8807 * varasm.c (default_section_type_flags_1): Also set SECTION_SMALL
8808 based on the section name. Rearrange the section name comparison logic
8809 slightly so that each section name is compared against at most once.
8811 2005-01-10 Ben Elliston <bje@au.ibm.com>
8813 * doc/invoke.texi (Code Gen Options): Add PowerPC to the list of
8814 targets for which -fPIC reduces limitations on the GOT size.
8816 2005-01-09 Falk Hueffner <falk@debian.org>
8818 * fold-const.c (fold): Also handle EXACT_DIV_EXPR when folding
8821 2005-01-09 David Edelsohn <edelsohn@gnu.org>
8824 * collect2.c (main): Set aixrtl_flag for -brtl option.
8825 (resolve_lib_name): Search for .so file extension before .a
8828 2005-01-09 Dorit Naishlos <dorit@il.ibm.com>
8830 * tree-vectorizer.c (vect_enhance_data_refs_alignment): Add dump prints.
8831 (vect_analyze_data_refs_alignment): Add dump prints.
8833 2005-01-09 Ira Rosen <irar@il.ibm.com>
8835 * tree-vectorizer.c (vect_analyze_offset_expr): Use
8836 expr_invariant_in_loop_p.
8837 Initialize outputs first thing in the function.
8838 (vect_update_ivs_after_vectorizer): Call initial_condition_in_loop_num.
8839 (vect_is_simple_iv_evolution): Call initial_condition_in_loop_num.
8840 (vect_analyze_pointer_ref_access): Check that the initial condition of
8841 the access function is loop invariant.
8843 2005-01-09 Richard Henderson <rth@redhat.com>
8845 * config/i386/i386.c (bdesc_2arg): Update names for mmx_ prefixes.
8846 (ix86_expand_builtin): Likewise. Frob MASKMOVQ wrt the input mem
8847 just like MASKMOVDQU. Return plain zero for MMX_ZERO.
8848 * config/i386/i386.md (MMXMODEI, mov<MMXMODEI>,
8849 mov<MMXMODEI>_internal_rex64, mov<MMXMODEI>_internal, movv2sf,
8850 movv2sf_internal_rex64, movv2sf_internal, MMXMODE,
8851 movmisalign<MMXMODE>, mmx_pmovmskb, mmx_maskmovq, mmx_maskmovq_rex,
8852 sse_movntdi, addv8qi3, addv4hi3, addv2si3, mmx_adddi3, ssaddv8qi3,
8853 ssaddv4hi3, usaddv8qi3, usaddv4hi3, subv8qi3, subv4hi3, subv2si3,
8854 mmx_subdi3, sssubv8qi3, sssubv4hi3, ussubv8qi3, ussubv4hi3,
8855 mulv4hi3, smulv4hi3_highpart, umulv4hi3_highpart, mmx_pmaddwd,
8856 sse2_umulsidi3, mmx_iordi3, mmx_xordi3, mmx_anddi3, mmx_nanddi3,
8857 mmx_uavgv8qi3, mmx_uavgv4hi3, mmx_psadbw, mmx_pinsrw, mmx_pinsrw,
8858 mmx_pextrw, mmx_pshufw, eqv8qi3, eqv4hi3, eqv2si3, gtv8qi3, gtv4hi3,
8859 gtv2si3, umaxv8qi3, smaxv4hi3, uminv8qi3, sminv4hi3, ashrv4hi3,
8860 ashrv2si3, lshrv4hi3, lshrv2si3, mmx_lshrdi3, ashlv4hi3, ashlv2si3,
8861 mmx_ashldi3, mmx_packsswb, mmx_packssdw, mmx_packuswb, mmx_punpckhbw,
8862 mmx_punpckhwd, mmx_punpckhdq, mmx_punpcklbw, mmx_punpcklwd,
8863 mmx_punpckldq, emms, addv2sf3, subv2sf3, subrv2sf3, gtv2sf3, gev2sf3,
8864 eqv2sf3, pfmaxv2sf3, pfminv2sf3, mulv2sf3, femms, pf2id, pf2iw,
8865 pfacc, pfnacc, pfpnacc, pi2fw, floatv2si2, pfrcpv2sf2, pfrcpit1v2sf3,
8866 pfrcpit2v2sf3, pfrsqrtv2sf2, pfrsqit1v2sf3, pmulhrwv4hi3, pswapdv2si2,
8867 pswapdv2sf2): Move to mmx.md; rename as necessary with leading
8869 (mmx_clrdi, pavgusb): Remove.
8870 (ldmxcsr, stmxcsr, sfence, sfence_insn): Move to sse.md; rename
8871 with leading sse_ prefix.
8872 * config/i386/sse.md: Receive them.
8873 * config/i386/mmx.md: New file.
8874 (MMXMODE12, MMXMODE24, mmxvecsize): New.
8875 (subrv2sf3): Turn into expander for normal subtraction.
8876 (mmx_addv2sf3, mmx_mulv2sf3, mmx_smaxv2sf3, mmx_sminv2sf3,
8877 mmx_eqv2sf3, mmx_mulv4hi3, mmx_smulv4hi3_highpart,
8878 mmx_umulv4hi3_highpart, mmx_pmaddwd, mmx_pmulhrwv4hi3, sse2_umulsidi3,
8879 mmx_umaxv8qi3, mmx_smaxv4hi3, mmx_uminv8qi3, mmx_sminv4hi3): Mark
8880 commutative; use ix86_binary_operator_ok.
8881 (mmx_add<MMXMODEI>3, mmx_ssadd<MMXMODE12>3, mmx_usadd<MMXMODE12>3,
8882 mmx_sub<MMXMODEI>3, mmx_sssub<MMXMODE12>3, mmx_ussub<MMXMODE12>3
8883 mmx_ashr<MMXMODE24>3, mmx_lshr<MMXMODE23>3, mmx_ashl<MMXMODE24>3
8884 mmx_eq<MMXMODEI>3, mmx_gt<MMXMODEI>3, mmx_and<MMXMODEI>3,
8885 mmx_nand<MMXMODEI>3, mmx_ior<MMXMODEI>3, mmx_xor<MMXMODEI>3):
8886 Macroize from existing patterns; use ix86_binary_operator_ok.
8887 (mmx_packsswb, mmx_packssdw, mmx_packuswb): Add memory alternative.
8888 (mmx_punpckhbw, mmx_punpcklbw, mmx_punpckhwd, mmx_punpcklwd,
8889 mmx_punpckhdq, mmx_punpckhdq, mmx_punpckldq): Likewise. Model
8890 with vec_select+vec_concat.
8891 (mmx_pshufw, mmx_pshufw_1): Likewise.
8892 (mmx_uavgv8qi3): Merge pavgusb. Model correcty.
8893 (mmx_uavgv4hi3): Model correctly.
8894 * config/i386/mmintrin.h (_mm_and_si64, _mm_andnot_si64, _mm_or_si64,
8895 _mm_xor_si64): Remove casts.
8897 2005-01-09 Zdenek Dvorak <dvorakz@suse.cz>
8899 PR tree-optimization/19224
8900 * tree-scalar-evolution.c (get_instantiated_value,
8901 set_instantiated_value): New functions.
8902 (instantiate_parameters_1): Cache the results.
8903 (instantiate_parameters, resolve_mixers): Initialize and free
8906 2005-01-08 David Edelsohn <edelsohn@gnu.org>
8908 * config/i386/i386.md (addhi_4): Correct reference in comment.
8911 2005-01-08 Richard Henderson <rth@redhat.com>
8913 * config/i386/emmintrin.h (_mm_cvtsi128_si32): Move earlier.
8914 (_mm_cvtsi128_si64x): Likewise.
8915 (_mm_srl_epi64, _mm_srl_epi32, _mm_srl_epi16, _mm_sra_epi32,
8916 _mm_sra_epi16, _mm_sll_epi64, _mm_sll_epi32, _mm_sll_epi16): Use
8917 the _mm_{srl,sll}i_foo counterpart, and _mm_cvtsi128_si32.
8918 * config/i386/i386-modes.def: Add V16HI, V32QI, V4DF, V8SF.
8919 * config/i386/i386-protos.h: Update.
8920 * config/i386/i386.c (print_operand): Add 'H'.
8921 (ix86_fixup_binary_operands): Split out from ...
8922 (ix86_expand_binary_operator): ... here.
8923 (ix86_fixup_binary_operands_no_copy): New.
8924 (ix86_expand_fp_absneg_operator): Handle vector mode results.
8925 (bdesc_2arg): Update names for sse{,2,3}_ prefixes.
8926 (ix86_init_mmx_sse_builtins): Remove *maskncmp* special cases.
8927 (safe_vector_operand): Use CONST0_RTX.
8928 (ix86_expand_binop_builtin): Use ix86_fixup_binary_operands.
8929 (ix86_expand_builtin): Merge CODE_FOR_sse2_maskmovdqu_rex64 and
8930 CODE_FOR_sse2_maskmovdqu. Special case SSE version of MASKMOVDQU
8931 expansion. Update names for sse{,2,3}_ prefixes. Remove *maskncmp*
8933 * config/i386/i386.h (IX86_BUILTIN_CMPNGTSS): New.
8934 (IX86_BUILTIN_CMPNGESS): New.
8935 * config/i386/i386.md (UNSPEC_FIX_NOTRUNC): New.
8936 (attr type): Add sselog1.
8937 (attr unit, attr memory): Handle it.
8938 (movti, movti_internal, movti_rex64): Move near other integer moves.
8939 (movtf, movtf_internal): Move near other fp moves.
8940 (SSEMODE, SSEMODEI, vec_setv2df, vec_extractv2df, vec_initv2df,
8941 vec_setv4sf, vec_extractv4sf, vec_initv4sf, movv4sf, movv4sf_internal,
8942 movv2df, movv2df_internal, mov<SSEMODEI>, mov<SSEMODEI>_internal,
8943 movmisalign<SSEMODE>, sse_movups_1, sse_movmskps, sse_movntv4sf,
8944 sse_movhlps, sse_movlhps, sse_storehps, sse_loadhps, sse_storelps,
8945 sse_loadlps, sse_loadss, sse_loadss_1, sse_movss, sse_storess,
8946 sse_shufps, addv4sf3, vmaddv4sf3, subv4sf3, vmsubv4sf3, negv4sf2,
8947 mulv4sf3, vmmulv4sf3, divv4sf3, vmdivv4sf3, rcpv4sf2, vmrcpv4sf2,
8948 rsqrtv4sf2, vmrsqrtv4sf2, sqrtv4sf2, vmsqrtv4sf2, sse_andv4sf3,
8949 sse_nandv4sf3, sse_iorv4sf3, sse_xorv4sf3, sse2_andv2df3,
8950 sse2_nandv2df3, sse2_iorv2df3, sse2_xorv2df3, sse2_andv2di3,
8951 sse2_nandv2di3, sse2_iorv2di3, sse2_xorv2di3, maskcmpv4sf3,
8952 vmmaskcmpv4sf3, sse_comi, sse_ucomi, sse_unpckhps, sse_unpcklps,
8953 smaxv4sf3, vmsmaxv4sf3, sminv4sf3, vmsminv4sf3, cvtpi2ps, cvtps2pi,
8954 cvttps2pi, cvtsi2ss, cvtsi2ssq, cvtss2si, cvtss2siq, cvttss2si,
8955 cvttss2siq, addv2df3, vmaddv2df3, subv2df3, vmsubv2df3, mulv2df3,
8956 vmmulv2df3, divv2df3, vmdivv2df3, smaxv2df3, vmsmaxv2df3, sminv2df3,
8957 vmsminv2df3, sqrtv2df2, vmsqrtv2df2, maskcmpv2df3, vmmaskcmpv2df3,
8958 sse2_comi, sse2_ucomi, sse2_movmskpd, sse2_pmovmskb, sse2_maskmovdqu,
8959 sse2_maskmovdqu_rex64, sse2_movntv2df, sse2_movntv2di, sse2_movntsi,
8960 cvtdq2ps, cvtps2dq, cvttps2dq, cvtdq2pd, cvtpd2dq, cvttpd2dq,
8961 cvtpd2pi, cvttpd2pi, cvtpi2pd, cvtsd2si, cvtsd2siq, cvttsd2si,
8962 cvttsd2siq, cvtsi2sd, cvtsi2sdq, cvtsd2ss, cvtss2sd, cvtpd2ps,
8963 cvtps2pd, addv16qi3, addv8hi3, addv4si3, addv2di3, ssaddv16qi3,
8964 ssaddv8hi3, usaddv16qi3, usaddv8hi3, subv16qi3, subv8hi3, subv4si3,
8965 subv2di3, sssubv16qi3, sssubv8hi3, ussubv16qi3, ussubv8hi3, mulv8hi3,
8966 smulv8hi3_highpart, umulv8hi3_highpart, sse2_umulsidi3,
8967 sse2_umulv2siv2di3, sse2_pmaddwd, sse2_uavgv16qi3, sse2_uavgv8hi3,
8968 sse2_psadbw, sse2_pinsrw, sse2_pextrw, sse2_pshufd, sse2_pshuflw,
8969 sse2_pshufhw, eqv16qi3, eqv8hi3, eqv4si3, gtv16qi3, gtv8hi3,
8970 gtv4si3, umaxv16qi3, smaxv8hi3, uminv16qi3, sminv8hi3, ashrv8hi3,
8971 ashrv4si3, lshrv8hi3, lshrv4si3, lshrv2di3, ashlv8hi3, ashlv4si3,
8972 ashlv2di3, sse2_ashlti3, sse2_lshrti3, sse2_unpckhpd, sse2_unpcklpd,
8973 sse2_packsswb, sse2_packssdw, sse2_packuswb, sse2_punpckhbw,
8974 sse2_punpckhwd, sse2_punpckhdq, sse2_punpcklbw, sse2_punpcklwd,
8975 sse2_punpckldq, sse2_punpcklqdq, sse2_punpckhqdq, sse2_movupd,
8976 sse2_movdqu, sse2_movdq2q, sse2_movdq2q_rex64, sse2_movq2dq,
8977 sse2_movq2dq_rex64, sse2_loadd, sse2_stored, sse2_storehpd,
8978 sse2_loadhpd, sse2_storelpd, sse2_loadlpd, sse2_movsd, sse2_loadsd,
8979 sse2_loadsd_1, sse2_storesd, sse2_shufpd, sse2_clflush, sse2_mfence,
8980 mfence_insn, sse2_lfence, lfence_insn, mwait, monitor, addsubv4sf3,
8981 addsubv2df3, haddv4sf3, haddv2df3, hsubv4sf3, hsubv2df3, movshdup,
8982 movsldup, lddqu, loadddup, movddup): Move to sse.md. Any with
8983 non-optabs meanings renamed with an "sse{,2,3}_" prefix at the
8985 (SSEPUSH, push<SSEPUSH>): Remove.
8986 (MMXPUSH, push<MMXPUSH>): Remove.
8987 (sse_movaps, sse_movaps_1, sse_movups): Remove.
8988 (sse2_movapd, sse2_movdqa, sse2_movq): Remove.
8989 (sse2_andti3, sse2_nandti3, sse2_iorti3, sse2_xorti3): Remove.
8990 (sse_clrv4sf, sse_clrv2df, sse2_clrti): Remove.
8991 (maskncmpv4sf3, vmmaskncmpv4sf3): Remove.
8992 (maskncmpv2df3, vmmaskncmpv2df3): Remove.
8993 (ashrv8hi3_ti, ashrv4si3_ti, lshrv8hi3_ti, lshrv4si3_ti): Remove.
8994 (lshrv2di3_ti, ashlv8hi3_ti, ashlv4si3_ti, ashlv2di3_ti): Remove.
8995 * config/i386/athlon.md (athlon_sselog_load): Handle sselog1.
8996 (athlon_sselog_load_k8, athlon_sselog, athlon_sselog_k8): Likewise.
8997 * config/i386/ppro.md (ppro_sse_div_V4SF_load): Fix memory attr.
8998 (ppro_sse_log_V4SF_load): Similarly. Handle sselog1.
8999 (ppro_sse_log_V4SF): Handle sselog1.
9000 * config/i386/predicates.md (const_0_to_1_operand): New.
9001 (const_0_to_255_mul_8_operand): New.
9002 (const_1_to_31_operand): Rename from const_int_1_31_operand.
9003 (const_2_to_3_operand, const_4_to_7_operand): New.
9004 * config/i386/sse.md: New file.
9005 (SSEMODE12, SSEMODE24, SSEMODE124, SSEMODE248, ssevecsize): New.
9006 (sse_movups): Rename from sse_movups_1.
9007 (sse_loadlss): Rename from sse_loadss_1.
9008 (andv4sf3, iorv4sf3, xorv4sf3, andv2df3): Remove the sse prefix
9010 (negv4sf2): Use ix86_expand_fp_absneg_operator.
9011 (absv4sf2, negv2df, absv2df): New.
9012 (addv4sf3): Add expander to call ix86_fixup_binary_operands_no_copy.
9013 (subv4sf3, mulv4sf3, divv4sf3, smaxv4sf3, sminv4sf3, andv4sf3,
9014 iorv4sf3, xorv4sf3, addv2df3, subv2df3, mulv2df3, divv2df3,
9015 smaxv2df3, sminv2df3, andv2df3, iorv2df3, xorv2df3, mulv8hi3,
9016 umaxv16qi3, smaxv8hi3, uminv16qi3, sminv8hi3): Likewise.
9017 (sse3_addsubv4sf3): Model correctly.
9018 sse3_haddv4sf3, sse3_hsubv4sf3, sse3_addsubv2df3, sse3_haddv2df3,
9019 sse3_hsubv2df3, sse2_ashlti3, sse2_lshrti3): Likewise.
9020 (sse_movhlps): Model with vec_select+vec_concat.
9021 (sse_movlhps, sse_unpckhps, sse_unpcklps, sse3_movshdup,
9022 sse3_movsldup, sse_shufps, sse_shufps_1, sse2_unpckhpd, sse3_movddup,
9023 sse2_unpcklpd, sse2_shufpd, sse2_shufpd_1, sse2_punpckhbw,
9024 sse2_punpcklbw, sse2_punpckhwd, sse2_punpcklwd, sse2_punpckhdq,
9025 sse2_punpckldq, sse2_punpckhqdq, sse2_punpcklqdq, sse2_pshufd,
9026 sse2_pshufd_1, sse2_pshuflw, sse2_pshuflw_1, sse2_pshufhw,
9027 sse2_pshufhw_1): Likewise.
9028 (neg<SSEMODEI>2, one_cmpl<SSEMODEI>2): New.
9029 (add<SSEMODEI>3, sse2_ssadd<SSEMODE12>3, sse2_usadd<SSEMODE12>3,
9030 sub<SSEMODEI>3, sse2_sssub<SSEMODE12>3, sse2_ussub<SSEMODE12>3,
9031 ashr<SSEMODE24>3, lshr<SSEMODE248>3, sse2_eq<SSEMODE124>3,
9032 sse2_gt<SSEMODDE124>3, and<SSEMODEI>3, sse_nand<SSEMODEI>3,
9033 ior<SSEMODEI>3, xor<SSEMODEI>3): Macroize from existing patterns.
9034 (addv4sf3, sse_vmaddv4sf3, mulv4sf3, sse_vmmulv4sf3, smaxv4sf3,
9035 sse_vmsmaxv4sf3, sminv4sf3, sse_vmsminv4sf3, addv2df3, sse2_vmaddv2df3,
9036 mulv2df3, sse2_vmmulv2df3, smaxv2df3, sse2_vmsmaxv2df3, sminv2df3,
9037 sse2_vmsminv2df3, umaxv16qi3, smaxv8hi3, uminv16qi3
9038 sminv8hi3): Mark commutative
9039 operands. Use ix86_binary_operator_ok.
9040 (sse_unpckhps, sse_unpcklps, sse2_packsswb, sse2_packssdw,
9041 sse2_packuswb, sse2_punpckhbw, sse2_punpcklbw, sse2_punpckhwd,
9042 sse2_punpcklwd, sse2_punpckhdq, sse2_punpckldq, sse2_punpckhqdq,
9043 sse2_punpcklqdq): Allow operand2 in memory.
9044 (sse_movhlps, sse_movlhps, sse2_unpckhpd, sse2_unpcklpd
9045 sse2_movsd): Add memory alternatives.
9046 (sse_storelps): Turn expander into an insn; split after reload.
9047 (sse_storess, sse2_loadhpd, sse2_loadlpd): Add non-xmm inputs.
9048 (sse2_storehpd, sse2_storelpd): Add non-xmm outputs.
9050 2005-01-08 Eric Botcazou <ebotcazou@libertysurf.fr>
9052 * configure.ac (DWARF-2 debug_line): Use objdump.
9053 * configure: Regenerate.
9055 2005-01-08 Jeff Law <law@redhat.com>
9056 Diego Novillo <dnovillo@redhat.com>
9058 PR tree-optimization/18241
9059 * tree-nrv.c (tree_nrv): Ignore volatile return values.
9060 * tree-ssa-dse.c (dse_optimize_stmt): Do not optimize
9061 statements with volatile operands.
9062 * tree-ssa-operands.c (add_stmt_operand): Do add volatile
9063 operands after marking a statement with has_volatile_ops.
9065 2005-01-08 Roger Sayle <roger@eyesopen.com>
9067 * tree.c (int_fits_type_p): Always honor integer constant
9068 TYPE_MIN_VALUE and TYPE_MAX_VALUE if they exist.
9070 2005-01-08 Roger Sayle <roger@eyesopen.com>
9072 * ifcvt.c (find_if_case_1): Reinstate 2005-01-04 change, now that
9073 the latent bug in rtl_delete_block has been resolved.
9075 2005-01-08 Richard Sandiford <rsandifo@redhat.com>
9077 * config/mips/t-iris6 (MULTILIB_DIRNAMES): Use -mabi argument values.
9078 (MULTILIB_OSDIRNAMES): Use the standard lib, lib32 and lib64.
9080 2005-01-08 Richard Sandiford <rsandifo@redhat.com>
9082 * config/mips/t-slibgcc-irix (SHLIB_LINK): Install a copy of the
9083 library as @multilib_dir@/$(SHLIB_SONAME).
9085 2005-01-07 Eric Botcazou <ebotcazou@libertysurf.fr>
9087 * configure.ac (HAVE_AS_OFFSETABLE_LO10): Fix typo.
9088 * configure: Regenerate.
9090 2005-01-07 Jakub Jelinek <jakub@redhat.com>
9092 * c-common.c (handle_mode_attribute): For ENUMERAL_TYPE, also copy
9095 2005-01-07 David Edelsohn <edelsohn@gnu.org>
9098 * config/rs6000/rs6000.c (rs6000_legitimize_reload_address):
9099 Convert non-word aligned offset address using ld/std into
9102 2005-01-07 Richard Henderson <rth@redhat.com>
9104 * config/i386/i386.md (sse_loadhps splitter): Fix operand number typo.
9106 2005-01-07 Richard SAndiford <rsandifo@redhat.com>
9108 * tree.h (IS_EXPR_CODE_CLASS): Use a straight-forward range check.
9110 2005-01-07 Jakub Jelinek <jakub@redhat.com>
9112 PR tree-optimization/19283
9113 * fold-const.c (fold_widened_comparison): Return NULL if shorter_type
9114 is not shorter than the original type.
9116 PR rtl-optimization/19012
9117 * config/i386/i386.md (addqi_1_slp): Set memory attribute.
9119 PR rtl-optimization/18861
9120 * cfgbuild.c (BLOCK_USED_BY_TABLEJUMP): Define.
9121 (FULL_STATE): Define.
9122 (mark_tablejump_edge): New function.
9123 (purge_dead_tablejump_edges): New function.
9124 (find_bb_boundaries): Use it.
9126 PR tree-optimization/18828
9127 * builtins.c (expand_builtin_next_arg): Remove argument and all
9128 the argument checking.
9129 (expand_builtin): Adjust caller.
9130 (expand_builtin_va_start): Likewise. Remove error for too many
9132 (fold_builtin_next_arg): Issue error for too many arguments.
9133 After checking arguments, replace them with magic arguments that
9134 prevent further checking of the args.
9136 2005-01-06 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
9138 * pa64-hpux.h (STARTFILE_SPEC): Fix typo in spec.
9140 2005-01-06 Roger Sayle <roger@eyesopen.com>
9143 * gcc.c (input_suffix_matches): Tweak the semantics of %{.s:...}
9144 and %{.S:...} (and their negative variants) to test whether the
9145 input file is assembler or pre-processed-assembler independent of
9146 the actual filename extension.
9148 2005-01-06 Roger Sayle <roger@eyesopen.com>
9150 * simplify-rtx.c (simplify_subreg): Simplify truncations of shifts
9151 of sign or zero extended values.
9153 2005-01-06 Geoffrey Keating <geoffk@apple.com>
9155 * c-cppbuiltin.c (builtin_define_float_constants): Set __*_EPSILON__
9156 for IBM long double format correctly.
9158 2005-01-06 Daniel Berlin <dberlin@dberlin.org>
9160 Fix PR tree-optimization/18792
9162 * tree-data-ref.c (build_classic_dist_vector): Change first_loop
9163 to first_loop_depth, and use loop depth instead of loop number.
9164 (build_classic_dir_vector): Ditto.
9165 (compute_data_dependences_for_loop): Use depth, not loop number.
9166 * tree-loop-linear.c (try_interchange_loops): Use loop depth, not loop
9167 number. Pass in loops, instead of loop numbers.
9168 (gather_interchange_stats): Ditto.
9169 (linear_transform_loops): Ditto.
9171 2005-01-06 Richard Sandiford <rsandifo@redhat.com>
9174 * loop.c (get_monotonic_increment, biased_biv_fits_mode_p,
9175 biv_fits_mode_p, extension_within_bounds_p): New functions.
9176 (check_ext_dependent_givs): Use them.
9178 2005-01-06 Roger Sayle <roger@eyesopen.com>
9180 * cfgrtl.c (rtl_delete_block): A basic block may be followed by
9181 more than one barrier, in which case we should delete them all.
9183 2005-01-06 Tobias Schlueter <tobias.schlueter@physik.uni-muenchen.de>
9185 * gcc.c (process_command): Change year in 'gcc --version' to 2005.
9187 2005-01-05 Daniel Berlin <dberlin@dberlin.org>
9189 Fix PR middle-end/19286
9191 * dwarf2out.c (gen_subprogram_die): If we've already tried to
9192 output this subprogram, simply ignore this attempt to do it again.
9193 (add_abstract_origin_attribute): Don't abort trying to add the abstract
9194 origin attribute if it's not possible.
9195 (gen_block_die): Don't ignore subblocks of "unused" blocks.
9196 (decls_for_scope): Ditto.
9197 * gimple-low.c (mark_blocks_with_used_subblocks): Remove.
9198 (mark_used_blocks): Don't call mark_blocks_with_used_subblocks.
9200 2005-01-05 Richard Henderson <rth@redhat.com>
9203 * config/i386/i386.c (BUILTIN_DESC_SWAP_OPERANDS): New.
9204 (bdesc_2arg): Use it.
9205 (ix86_expand_binop_builtin): Force operands into registers
9207 (ix86_expand_unop_builtin, ix86_expand_unop1_builtin,
9208 ix86_expand_sse_compare, ix86_expand_sse_comi,
9209 ix86_expand_builtin): Likewise.
9211 2005-01-05 Richard Henderson <rth@redhat.com>
9213 * config/ia64/ia64.c (rtx_needs_barrier): Handle CONST_VECTOR
9215 * config/ia64/vect.md (mulv8qi3): Re-implement with mix_[rl].
9216 (mulv4hi3): Set itanium_class mmmul.
9217 (fpack_sfxf, fpack_xfsf, fpack_xfxf): Remove.
9218 (fpack): Rename from fpack_sfsf.
9220 2005-01-05 Richard Henderson <rth@redhat.com>
9223 * reload1.c (do_input_reload): Restrict the optimization deleteing
9224 a previous output reload to RELOAD_FOR_INPUT.
9226 2005-01-05 Steven Bosscher <stevenb@suse.de>
9228 * combine.c (expand_compound_operation) <ZERO_EXTRACT>: Add
9229 comment that we fall through after case.
9230 (mark_used_regs_combine): Don't expect a SIGN_EXTRACT in a SET_DEST.
9231 (distribute_links): Likewise.
9232 * cse.c (cse_insn): Likewise.
9233 * cselib.c (cselib_invalidate_mem): Likewise.
9234 * df.c: Update comments at the top of the file.
9235 (read_modify_subreg_p): Update comments here too.
9236 (df_def_record_1): Don't expect a SIGN_EXTRACT in a SET_DEST.
9237 * flow.c (mark_set_1): Likewise.
9238 (mark_used_regs): Likewise.
9239 * gcse.c (mems_conflict_for_gcse_p): Likewise.
9240 (canon_list_insert): Likewise.
9241 (mark_set): Likewise.
9242 (try_replace_reg): Likewise.
9243 (store_killed_in_insn): Likewise.
9244 * loop.c (count_one_set): Likewise.
9245 (basic_induction_var): Likewise.
9246 * postreload-gcse.c (find_mem_conflicts): Likewise.
9247 * postreload.c (reload_combine_note_store): Likewise.
9248 (move2add_note_store): Likewise.
9249 * reload.c (find_equiv_reg): Likewise.
9250 (mark_referenced_resources): Likewise.
9251 * rtlanal.c (set_noop_p): Likewise.
9252 (note_stores): Likewise.
9253 (note_uses): Likewise.
9254 * sched-deps.c (sched_analyze_1): Likewise.
9255 * sched-rgn.c (check_live_1): Likewise.
9256 (update_live_1): Likewise.
9257 * config/i860/i860.c: Likewise.
9259 * rtl.dec (SIGN_EXTRACT): Document that this cannot appear as
9261 (ZERO_EXTRACT): Mention that this one can be an lvalue.
9263 * doc/rtl.texi: Update documentation for bit-fields and SET.
9265 2005-01-05 Roger Sayle <roger@eyesopen.com>
9267 * ifcvt.c (find_if_case_1): Revert 2005-01-04 change.
9269 2005-01-05 Jan Hubicka <jh@suse.cz>
9270 Richard Henderson <rth@redhat.com>
9273 * config/i386/i386.c (ix86_expand_move): Handle tls symbols
9276 2005-01-05 Richard Henderson <rth@redhat.com>
9279 * config/i386/i386.md (sse_movhps, sse_movlps): Remove.
9280 (sse_shufps): Change operand 3 to const_int_operand.
9281 (sse2_storelps): Fix typo in template.
9282 (sse_storehps, sse_loadhps, sse_storelps, sse_loadlps): New.
9283 * config/i386/i386.c (ix86_expand_vector_move_misalign): Use them.
9284 (ix86_expand_builtin): Likewise.
9286 2005-01-05 Julian Brown <julian@codesourcery.com>
9288 * config/arm/arm.c (arm_return_in_memory): Treat complex types
9289 as aggregates for AAPCS ABIs.
9291 2005-01-05 Stan Shebs <shebs@apple.com>
9293 * unwind-dw2-fde-darwin.c (examine_objects): Use 64-bit
9294 Mach-O getters if ppc64.
9295 * config/darwin.c (darwin_asm_output_dwarf_delta): Obey
9297 * config/darwin.h (ASM_PREFERRED_EH_DATA_FORMAT): Use
9298 signed four-byte field for global code case.
9299 (STARTFILE_SPEC): Avoid crt2.o for 64-bit compilation.
9301 2005-01-05 Roger Sayle <roger@eyesopen.com>
9304 * c-common.c: Include real.h.
9305 (c_common_truthvalue_conversion): Avoid destructively modifying expr.
9306 Correctly handle TREE_CONSTANT_OVERFLOW for INTEGER_CST.
9307 Correctly handle TREE_CONSTANT_OVERFLOW and NaNs for REAL_CST.
9308 * Makefile.in (c-common.o): Update dependencies.
9310 2005-01-05 Joseph S. Myers <joseph@codesourcery.com>
9312 * c-parse.in (asm_string): Add trailing semicolon.
9314 2005-01-05 Joseph S. Myers <joseph@codesourcery.com>
9316 * c-parse.in (asm_string): New. Don't allow wide strings in
9318 (simple_asm_expr, asm_argument, asm_operand, asm_clobbers): Use
9319 asm_string instead of STRING.
9321 2005-01-05 Joseph S. Myers <joseph@codesourcery.com>
9323 * c-typeck.c (constructor_no_implicit): Remove.
9324 (set_designator, process_init_element): Don't check
9325 constructor_no_implicit.
9327 2005-01-05 J"orn Rennecke <joern.rennecke@st.com>
9328 Kaz Kojima <kkojima@gcc.gnu.org>
9331 * lcm.c (create_pre_exit): New.
9332 (optimize_mode_switching): In MODE_ENTRY / MODE_EXIT case, set
9333 ENTRY_EXIT_EXTRA to 3. Use create_pre_exit.
9335 2004-01-05 Richard Earnshaw <rearnsha@arm.com>
9337 * arm.h (TARGET_OPTIONS): Correctly record -mhard-float and
9338 -msoft-float in target_float_switch.
9339 * arm.c (arm_override_options): Fix processing of target_float_switch.
9341 2004-01-05 Richard Earnshaw <rearnsha@arm.com>
9343 * arm/vfp.md (arm_movsi_vfp): Hide VFP register classes from register
9346 2004-01-05 Uros Bizjak <uros@kss-loka.si>
9348 * doc/invoke.texi (Intel 386 and AMD x86-64 Options):
9349 Replace i387 with 'i386 compiler' in -mfpmath=sse option.
9351 2005-01-04 Roger Sayle <roger@eyesopen.com>
9353 * ifcvt.c (find_if_case_1): Avoid creating an empty forwarder block,
9354 if deleting the then-block allows the test-block to fallthru to the
9357 2005-01-04 Andrew Pinski <pinskia@physics.uc.edu>
9360 * c-decl.c (diagnose_mismatched_decls): Accept "extern inline" declared
9361 after the full declaration if the are in two different TUs.
9363 2005-01-04 Richard Henderson <rth@redhat.com>
9366 * tree-sra.c (generate_one_element_init): Just
9367 call gimplify_and_add.
9368 (generate_element_init): Record the
9369 new referenced variables and mark them for renaming
9370 and split out to ...
9371 (generate_element_init_1): This.
9372 (scalarize_init): Don't call push_gimplify_context/
9373 pop_gimplify_context.
9375 2005-01-04 Geoffrey Keating <geoffk@apple.com>
9377 * toplev.c (get_src_pwd): Handle failure of getpwd().
9379 2005-01-04 Roger Sayle <roger@eyesopen.com>
9381 * fold-const.c (fold_single_bit_test): Delete unreachable handling
9383 (fold): Don't call fold_single_bit_test with a TRUTH_NOT_EXPR, as
9384 all the cases handled by it are inverted by invert_truthvalue.
9386 2005-01-04 Eric Botcazou <ebotcazou@libertysurf.fr>
9388 * config/sparc/sparc.md (save_register_windowdi): Add missing mode.
9389 (save_register_windowsi): Likewise.
9391 2005-01-04 Richard Henderson <rth@redhat.com>
9393 * tree-mudflap.c (mf_varname_tree): Fix thinko setting declname.
9395 2005-01-04 Uros Bizjak <uros@kss-loka.si>
9398 * cse.c (fold_rtx) [RTX_COMPARE, RTX_COMM_COMPARE]: Don't attempt
9399 any simplifications of vector mode comparison operators.
9400 * simplify-rtx.c (simplify_relational_operation): Fix variable name.
9402 2005-01-04 Paolo Bonzini <bonzini@gnu.org>
9403 Devang Patel <dpatel@apple.com>
9405 PR tree-optimization/18308
9406 * tree-if-conv.c (add_to_dst_predicate_list): Gimplify
9407 the operands before creating a new expression.
9408 * dojump.c (do_jump): Make drop_through_label available
9409 for all cases. Add expansion of COND_EXPR.
9411 2005-01-04 Ira Rosen <irar@il.ibm.com>
9413 * tree-vectorizer.c (vect_analyze_offset_expr): Test for
9414 INTEGER_CST instead of TREE_CONSTANT.
9415 (vect_gen_niters_for_prolog_loop): Test for INTEGER_CST
9416 instead of TREE_CONSTANT.
9417 (vect_analyze_pointer_ref_access): Test for INTEGER_CST
9418 instead of TREE_CONSTANT.
9420 2005-01-04 Eric Botcazou <ebotcazou@libertysurf.fr>
9422 * tree-eh.c (replace_goto_queue): Return early if the queue is empty.
9424 2005-01-04 Uros Bizjak <uros@kss-loka.si>
9427 * config/i386/i386.md (*fop_df_1_i387): Disable for TARGET_SSE_MATH.
9428 (*fop_df_1_i387): Disable for (TARGET_SSE2 && TARGET_SSE_MATH).
9430 2005-01-03 Richard Henderson <rth@redhat.com>
9432 * fold-const.c (force_fit_type): Cope with types larger than 2 HWI.
9433 (fold_convert_const_int_from_int, fold_convert_const_int_from_real,
9434 fold_convert_const_real_from_real): Split out from ...
9435 (fold_convert_const): ... here.
9437 2005-01-03 Richard Henderson <rth@redhat.com>
9440 * config/i386/i386.md (movdi_2): Separate SSE1 and SSE2 alternatives.
9441 (mov<MMXMODEI>_internal): Likewise.
9442 (movdf_nointeger): Prefer Y while not preferring, but allowing, x.
9443 Add V2SF case; use it for SSE1; don't use TI.
9444 (movdf_integer): Likewise.
9445 (mov<SSEMODEI>_internal, movti_internal): Force V4SF for SSE1.
9447 2005-01-03 Ira Rosen <irar@il.ibm.com>
9449 * tree-vectorizer.c (vect_strip_conversions): New function.
9450 (vect_analyze_offset_expr): Call vect_strip_conversions. Add
9451 check for binary class.
9453 2005-01-03 Daniel Berlin <dberlin@dberlin.org>
9457 * dwarf2out.c (block_ultimate_origin): Follow decl origin if origin
9459 * gimple-low.c (mark_blocks_with_used_vars): New function.
9460 (mark_blocks_with_used_subblocks): Ditto.
9461 (mark_used_blocks): Ditto.
9462 (pass_mark_used_blocks): New pass.
9463 * tree-inline.c: Include debug.h.
9464 (expand_call_inline): Call outlining_inline_function here.
9465 * tree-optimize.c (init_tree_optimization_passes): Add
9466 pass_mark_used_blocks.
9467 * tree-pass.h (pass_mark_used_blocks): New.
9468 * Makefile.in (tree-inline.o): Add debug.h dependency.
9470 2005-01-03 Geoffrey Keating <geoffk@apple.com>
9472 * config/darwin.c (darwin_handle_weak_import_attribute): Permit
9473 VAR_DECLs to have weak_import attribute.
9475 * config/rs6000/darwin-fallback.c: Use 'ucontext_t' rather than
9478 2004-01-03 Steven Bosscher <stevenb@suse.de>
9480 * passes.c (rest_of_compilation): Don't run regmove if only
9481 flag_expensive_optimizations, require flag_regmove instead.
9483 2005-01-03 Eric Botcazou <ebotcazou@libertysurf.fr>
9485 * config/sparc/litecoff.h (TARGET_OS_CPP_BUILTINS): Do not
9487 * config/sparc/sysv4-only.h (TARGET_OS_CPP_BUILTINS): Likewise.
9488 * config/sparc/rtemself.h (TARGET_SUB_OS_CPP_BUILTINS): Likewise.
9489 * config/sparc/sol2-64.h (TARGET_SUB_OS_CPP_BUILTINS): Delete.
9490 * config/sparc/sp64-elf.h (TARGET_SUB_OS_CPP_BUILTINS): Likewise.
9492 2005-01-03 Richard Henderson <rth@redhat.com>
9494 * config/ia64/ia64.c (TARGET_VECTOR_MODE_SUPPORTED_P): New.
9495 (ia64_const_ok_for_letter_p): New.
9496 (ia64_const_double_ok_for_letter_p): New.
9497 (ia64_extra_constraint): New.
9498 (ia64_expand_vecint_compare): New.
9499 (ia64_expand_vcondu_v2si): New.
9500 (ia64_expand_vecint_cmov): New.
9501 (ia64_expand_vecint_minmax): New.
9502 (ia64_print_operand): Add 'v'.
9503 (ia64_preferred_reload_class): New.
9504 (ia64_vector_mode_supported_p): New.
9505 * config/ia64/ia64.h (UNITS_PER_SIMD_WORD): New.
9506 (PREFERRED_RELOAD_CLASS): Move to function.
9507 (CONST_OK_FOR_LETTER_P): Move to function.
9508 (CONST_DOUBLE_OK_FOR_LETTER_P): Move to function.
9509 (CONSTRAINT_OK_FOR_Q, CONSTRAINT_OK_FOR_R): Remove.
9510 (CONSTRAINT_OK_FOR_S, CONSTRAINT_OK_FOR_T): Remove.
9511 (EXTRA_CONSTRAINT): Move to function.
9512 * config/ia64/ia64.md: Include vect.md.
9513 (itanium_class): Add mmalua.
9515 * config/ia64/itanium1.md (1_mmalua): New. Add it to bypasses.
9517 * config/ia64/itanium2.md (2_mmalua, 2b_mmalua): Similarly.
9518 * config/ia64/predicates.md (gr_reg_or_0_operand): Accept any
9520 (const_int_2bit_operand): New.
9521 (fr_reg_or_0_operand): New.
9522 * config/ia64/ia64-modes.def: Add vector modes.
9523 * config/ia64/ia64-protos.h: Update.
9524 * config/ia64/vect.md: New file.
9526 2005-01-03 Richard Henderson <rth@redhat.com>
9528 * simplify-rtx.c (simplify_binary_operation): Handle VEC_CONCAT.
9530 2005-01-03 Uros Bizjak <uros@kss-loka.si>
9533 * config/i386/i386.c (log1psf2): Change mode of operands[0,1]
9535 (log1pdf2): Change mode of operands[0,1] to DFmode.
9537 2005-01-03 Eric Botcazou <ebotcazou@libertysurf.fr>
9539 * config/sparc/sparc.h (SPARC_RELAXED_ORDERING): Define to false.
9540 * config/sparc/linux.h (SPARC_RELAXED_ORDERING): Define to true.
9541 * config/sparc/linux64.h (SPARC_RELAXED_ORDERING): Likewise.
9542 * config/sparc/sparc.c (TARGET_RELAXED_ORDERING): Define to
9543 SPARC_RELAXED_ORDERING.
9545 2005-01-03 Richard Henderson <rth@redhat.com>
9546 Uros Bizjak <uros@kss-loka.si>
9549 * config/i386/i386.c (ix86_expand_builtin): [IX86_BUILTIN_PINSRW,
9550 IX86_BUILTIN_PINSRW128]: Fix wrong selector range in error message.
9551 * config/i386/i386.md (mmx_pinsrw, sse2_pinsrw): Fix selector
9553 (*mmx_pinsrw, *sse2_pinsrw): New patterns.
9554 * config/i386/i386/predicates.md (const_pow2_1_to_8_operand,
9555 const_pow2_1_to_128_operand): New predicates.
9557 2005-01-02 Greg McGary <greg@mcgary.org>
9559 * tree-mudflap.c (mf_varname_tree): decl_printable_name handles
9561 (mf_xform_derefs_1) [RESULT_DECL, STRING_CST]: Handle as innermost
9562 object. [ptr_type]: Remove unused variable.
9563 Remember nearest addressable array-element or record-component
9564 when checking bitfield components. Tolerate empty BIND_EXPR.
9566 2005-01-01 Richard Henderson <rth@redhat.com>
9568 * tree-vectorizer.c (vect_analyze_offset_expr): Strip conversions
9569 that don't narrow the value. Fail for other conversions.
9571 2005-01-01 Richard Henderson <rth@redhat.com>
9574 * c-decl.c (pop_file_scope): Call maybe_apply_pending_pragma_weaks.
9575 * c-lang.c (finish_file): Don't do it here.
9576 * objc/objc-act.c (objc_finish_file): Likewise.
9578 * cgraph.c (decl_assembler_name_equal): New.
9579 (cgraph_node_for_asm, cgraph_varpool_node_for_asm): New.
9580 (cgraph_varpool_node): Actually link up cgraph_varpool_nodes.
9581 * cgraph.h (struct cgraph_varpool_node): Add next.
9582 (cgraph_node_for_asm, cgraph_varpool_node_for_asm): Declare.
9583 * varasm.c (assemble_alias): Mark the target as needed.
9585 2005-01-01 Andrew Pinski <pinskia@physics.uc.edu>
9588 * function.c (get_arg_pointer_save_area): Use entry_of_function
9589 instead of get_insns.
9591 2005-01-01 Roger Sayle <roger@eyesopen.com>
9592 Andrew Pinski <pinskia@physics.uc.edu>
9593 James E. Wilson <wilson@specifixinc.com>
9595 PR rtl-optimization/12092
9596 * loop.c (emit_prefetch_instructions): Do nothing if PREFETCH_BLOCK
9599 2005-01-01 Roger Sayle <roger@eyesopen.com>
9600 Olivier Hainque <hainque@act-europe.fr>
9602 * tree.c (int_fits_type_p): A narrower type always fits in a
9603 wider one, except for negative values into unsigned types.
9605 2005-01-01 Roger Sayle <roger@eyesopen.com>
9607 * tree.c (int_fits_type_p): Compare the result of force_fit_type
9608 with the original constant rather than require TREE_OVERFLOW.
9610 2005-01-01 Steven Bosscher <stevenb@suse.de>
9613 * c-decl.c (finish_function): If compiling C99, annotate the
9614 compiler generated return with the current file name and line 0.
9615 * tree-cfg.c (remove_useless_stmts_warn_notreached): Only warn if
9616 the source line is greater than 0.
9617 (remove_bb): Likewise.
9619 See ChangeLog.12 for earlier changes.
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