1 2007-07-02 Richard Sandiford <richard@codesourcery.com>
3 * configure.ac (gcc_gxx_include_dir): Use $(libsubdir_to_prefix).
4 (gcc_tooldir): Likewise.
5 * configure: Regenerate.
6 * Makefile.in (libsubdir_to_prefix): New variable, based on the
7 old configure.ac gcc_tooldir setting.
8 (prefix_to_exec_prefix): New variable.
9 (DRIVER_DEFINES): Use $(libsubdir_to_prefix)$(prefix_to_exec_prefix)
10 rather than $(unlibsubdir)/../ to derive TOOLDIR_BASE_PREFIX.
12 2007-07-02 Daniel Berlin <dberlin@dberlin.org>
14 Fix PR tree-optimization/32583
15 Fix PR tree-optimization/32584
16 * tree-ssa-pre.c (phi_translate): Always pass seen bitmap.
17 (phi_translate_set): Use phi_translate directly now.
18 (make_values_for_stmt): Don't value number RHS if we already know
21 2007-07-02 Steve Ellcey <sje@cup.hp.com>
22 Jim Wilson <wilson@specifix.com>
25 * haifa-sched.c (add_to_speculative_block): Change copy_rtx to
28 2007-07-02 Sandra Loosemore <sandra@codesourcery.com>
29 Richard Sandiford <richard@codesourcery.com>
30 Nigel Stephens <nigel@mips.com>
32 * config/mips/mips-protos.h (mips16e_save_restore_info): New struct.
33 (mips16e_output_save_restore): Declare.
34 (mips16e_save_restore_pattern_p): Likewise.
35 * config/mips/mips.h (GENERATE_MIPS16E_SAVE_RESTORE): New macro.
36 * config/mips/mips.c (MIPS_MAX_FIRST_STACK_STEP): Return 0x7f8
37 for GENERATE_MIPS16E_SAVE_RESTORE. Return 0x400 for TARGET_MIPS16
38 && !GENERATE_MIPS16E_SAVE_RESTORE && !TARGET_64BIT.
39 (BITSET_P): New global macro, extracted from...
40 (mips_for_each_saved_reg): ...here.
41 (mips16e_save_restore_info): New struct.
42 (mips16e_s2_s8_regs, mips16e_a0_a3_regs): New variables.
43 (mips16e_save_restore_regs): New variable.
44 (mips_split_plus, mips16e_find_first_register): New functions.
45 (mips16e_mask_registers): New function.
46 (compute_frame_size): Expand the commentary before the function.
47 Enforce the MIPS16e save and restore register range restrictions.
48 Pad the general register save area at the low end.
49 (mips16e_save_restore_reg, mips16e_build_save_restore)
50 (mips16e_save_restore_pattern_p, mips16e_add_register_range)
51 (mips16e_output_save_restore, mips16e_collect_propagate_value)
52 (mips16e_collect_argument_save, mips16e_collect_argument_saves):
54 (mips_expand_prologue, mips_expand_epilogue): Handle
55 GENERATE_MIPS16E_SAVE_RESTORE.
56 * config/mips/mips.md (*mips16e_save_restore): New pattern.
58 2007-07-02 Uros Bizjak <ubizjak@gmail.com>
60 PR tree-optimization/31966
61 PR tree-optimization/32533
62 * tree-if-conv.c (add_to_dst_predicate_list): Use "edge", not
63 "basic_block" description as its third argument. Update function
64 calls to get destination bb from "edge" argument. Save "cond" into
65 aux field of the edge. Update prototype for changed arguments.
66 (if_convertible_loop_p): Clear aux field of incoming edges if bb
68 (find_phi_replacement_condition): Operate on incoming edges, not
69 on predecessor blocks. If there is a condition saved in the
70 incoming edge aux field, AND it with incoming bb predicate.
71 Return source bb of the first edge.
72 (clean_predicate_lists): Clean aux field of outgoing node edges.
73 (tree_if_conversion): Do not initialize cond variable. Move
74 variable declaration into the loop.
75 (replace_phi_with_cond_gimple_modify_stmt): Remove unneded
76 initializations of new_stmt, arg0 and arg1 variables.
78 2007-07-02 Jakub Jelinek <jakub@redhat.com>
80 * tree-nrv.c (dest_safe_for_nrv_p): Grok any handled_component_p,
81 SSA_NAMEs, RESULT_DECLs and PARM_DECLs.
83 2007-07-02 Richard Guenther <rguenther@suse.de>
85 * tree-ssa.c (useless_type_conversion_p): Document
86 future intent as defining the middle-end type system.
87 Re-structure to call langhook last, group by type class,
88 mark questionable parts.
90 2007-07-02 Richard Guenther <rguenther@suse.de>
92 * tree-flow.h (types_compatible_p): Declare.
93 * tree-ssa.c (types_compatible_p): New function.
94 * ipa-type-escape.c (discover_unique_type): Use
95 types_compatible_p instead of lang_hooks.types_compatible_p.
96 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Likewise.
97 * tree-vn.c (expressions_equal_p): Likewise.
98 * tree.c (fields_compatible_p): Likewise.
99 * tree-ssa-dom.c (avail_expr_eq): Likewise.
100 (cprop_operand): Use useless_type_conversion_p instead of
101 lang_hooks.types_compatible_p.
102 * tree-inline.c (setup_one_parameter): Likewise.
103 (declare_return_variable): Likewise.
104 * tree-nrv.c (tree_nrv): Likewise.
105 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Likewise.
106 (maybe_fold_offset_to_component_ref): Likewise.
107 (maybe_fold_offset_to_reference): Likewise.
108 * tree-ssa-copy.c (may_propagate_copy): Likewise.
109 (merge_alias_info): Likewise.
110 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Likewise.
111 * tree-ssa-phiopt.c (conditional_replacement): Likewise.
112 * tree-ssa-reassoc.c (optimize_ops_list): Likewise.
113 * tree-tailcall.c (find_tail_calls): Likewise.
114 * tree-vect-generic.c (expand_vector_operations_1): Likewise.
115 * gimplify.c (canonicalize_addr_expr): Likewise.
116 (fold_indirect_ref_rhs): Likewise.
117 (gimplify_addr_expr): Likewise. Swap parameters to cpt_same_type.
118 (cpt_same_type): Likewise.
119 (check_pointer_types_r): Swap parameters to cpt_same_type
121 * fold-const.c (fold_convert): Revert fix for PR15988.
122 * tree-inline.c (setup_one_parameter): Instead fix it here by
123 using fold_build1 instead of fold_convert and checking for
124 error_mark_node. Convert only if the conversion is necessary.
126 2007-07-02 Joseph Myers <joseph@codesourcery.com>
128 * configure.ac: Check for .gnu_attribute on Power.
129 * configure: Regenerate.
130 * config/rs6000/rs6000.c (rs6000_file_start): If supported, output
131 attribute for floating-point ABI.
133 2007-07-02 Ira Rosen <irar@il.ibm.com>
135 PR tree-optimization/32230
136 PR tree-optimization/32477
137 * tree-vect-analyze.c (vect_analyze_data_refs): Fail if base
138 address is a constant.
140 2007-07-02 Richard Sandiford <richard@codesourcery.com>
142 * config.gcc (mipsisa32-*-elf*, mipsisa32el-*-elf*)
143 (mipsisa32r2-*-elf*, mipsisa32r2el-*-elf*)
144 (mipsisa64-*-elf*, mipsisa64el-*-elf*): Combine top-level
145 stanzas. Use the first part of the triplet to set MIPS_ISA_DEFAULT.
146 Remove redundant setting of MASK_FLOAT64 and MASK_64BIT for the
147 64-bit targets. Add support for *-elfoabi*.
148 * config/mips/t-isa3264 (MULTILIB_OPTIONS, MULTILIB_DIRNAMES): Use
149 different settings if $(tm_defines) does not select the EABI.
150 (MULTILIB_EXCLUSIONS): Define in those circumstances.
151 * config/mips/mips.h (MIPS_ISA_LEVEL_OPTION_SPEC): New macro.
152 (MIPS_ARCH_OPTION_SPEC): Likewise.
153 (MIPS_ISA_LEVEL_SPEC): Likewise.
154 (OPTION_DEFAULT_SPECS): Use MIPS_ARCH_OPTION_SPEC.
155 * config/mips/elfoabi.h: New file.
157 2007-07-02 Richard Guenther <rguenther@suse.de>
159 * tree-flow.h (tree_ssa_useless_type_conversion_1): Rename to ...
160 (useless_type_conversion_p): ... this.
161 * tree-ssa.c (tree_ssa_useless_type_conversion_1): Rename to ...
162 (useless_type_conversion_p): ... this.
163 * builtins.c (fold_builtin_memory_op): Rename
164 tree_ssa_useless_type_conversion_1 to useless_type_conversion_p.
165 * tree-cfg.c (verify_expr): Likewise.
166 * tree-ssa-address.c (tree_ssa_useless_type_conversion_1): Likewise.
167 * tree-ssa-ccp.c (ccp_fold): Likewise.
168 * tree-ssa-copy.c (may_propagate_copy): Likewise.
169 * tree-ssa-dom.c (eliminate_redundant_computations): Likewise.
170 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Likewise.
171 * tree-ssa-loop-niter.c (refine_bounds_using_guard): Likewise.
172 * tree-ssa-pre.c (eliminate): Likewise.
173 * tree-ssa.c (delete_tree_ssa): Likewise.
174 (tree_ssa_useless_type_conversion): Likewise.
175 * tree.c (build2_stat): Likewise.
177 2007-07-01 Daniel Berlin <dberlin@dberlin.org>
179 Fix PR tree-optimization/32571
180 * tree-ssa-sccvn.c (visit_use): Shortcut copies to avoid
183 2007-07-01 Daniel Berlin <dberlin@dberlin.org>
185 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle constants
186 and other expected operations explicitly, change default to
189 2007-07-01 Daniel Jacobowitz <dan@codesourcery.com>
191 * config/arm/arm.c (arm_cannot_copy_insn_p): Do not expect a
193 * config/arm/arm.md (pic_add_dot_plus_four, pic_add_dot_plus_eight)
194 (tls_load_dot_plus_eight): Move the label number into the unspec.
195 * config/arm/thumb2.md (pic_load_dot_plus_four): Likewise.
197 2007-07-01 Andreas Schwab <schwab@suse.de>
199 * dwarf2out.c (initial_return_save): Define only if used.
201 2007-07-01 Kenneth Zadeck <zadeck@naturalbridge.com>
203 Unreverting Richard's Revert of:
205 2007-06-27 Richard Sandiford <richard@codesourcery.com>
207 * dce.c (deletable_insn_p_1): New function, split out from...
208 (deletable_insn_p): ...here. Only treat bare USEs and CLOBBERs
209 specially, not those inside PARALLELs. Remove BODY argument
210 and adjust recursive call accordingly.
211 (prescan_insns_for_dce): Update call to delete_insn_p.
213 2007-07-01 Vladimir Yanovsky <yanov@il.ibm.com>
214 Revital Eres <eres@il.ibm.com>
216 * ddg.c (create_ddg_all_sccs): Fix missed
217 initialization of scc_nodes.
219 2007-07-01 Uros Bizjak <ubizjak@gmail.com>
222 * fold-const.c (fold-binary) [PLUS_EXPR]: Convert ~X + X to 1 or
223 X + ~X to 1 only for INTEGRAL_TYPE_P type.
225 2007-06-30 Joseph Myers <joseph@codesourcery.com>
227 * configure.ac: Check for .gnu_attribute on MIPS.
228 * configure, config.in: Regenerate.
229 * config/mips/mips.c (mips_file_start): If supported, output
230 attribute for floating-point ABI.
232 2007-06-30 Uros Bizjak <ubizjak@gmail.com>
235 * config/i386/i386.md (ffssi2): Expand as ffs_cmove for TARGET_CMOVE.
236 (ffs_cmove): New expander to expand using ctz pattern.
237 (*ffs_cmove): Remove pattern.
238 (*ffs_no_cmove): Enable only for !TARGET_CMOVE.
239 (ffsdi2): Expand using ctz pattern.
240 (*ffs_rex64): Remove pattern.
242 2007-06-30 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
244 PR rtl-optimization/32296
245 * pa.md (return): Delete pattern.
246 (return_internal): Remove "(const_int 1)" from pattern.
247 (epilogue): Use return_internal pattern for trivial returns.
248 * pa-protos.h (hppa_can_use_return_insn_p): Delete declaration.
249 * pa.c (hppa_can_use_return_insn_p): Delete function. Include "df.h".
251 2007-06-30 Daniel Berlin <dberlin@dberlin.org>
253 * tree-ssa-pre.c (is_exception_related): New function
254 (can_value_number_operation): Use it.
256 2007-06-30 Daniel Berlin <dberlin@dberlin.org>
258 Fix PR tree-optimization/32540
259 Fix PR tree-optimization/31651
261 * tree-ssa-sccvn.c: New file.
263 * tree-ssa-sccvn.h: Ditto.
265 * tree-vn.c: Include tree-ssa-sccvn.h
266 (val_expr_paid_d): Removed.
267 (value_table): Ditto.
269 (val_expr_pair_hash): Ditto.
270 (val_expr_pair_expr_eq): Ditto.
271 (copy_vuses_from_stmt): Ditto.
274 (shared_vuses_from_stmt): Ditto.
275 (print_creation_to_file): Moved up.
277 (sort_vuses_heap): Ditto.
278 (set_value_handle): Make non-static.
279 (make_value_handle): Ditto.
280 (vn_add): Rewritten to use sccvn lookups.
281 (vn_add_with_vuses): Ditto.
282 (vn_lookup): Ditto (and second argument removed).
283 (vn_lookup_with_vuses): Ditto.
284 (vn_lookup_or_add): Ditto (and second argument removed);
285 (vn_lookup_or_add_with_vuses): Ditto.
286 (vn_lookup_with_stmt): New.
287 (vn_lookup_or_add_with_stmt): Ditto.
288 (create_value_handle_for_expr): Ditto.
290 * tree-ssa-pre.c: Include tree-ssa-sccvn.h.
291 (seen_during_translate): New function.
292 (phi_trans_lookup): Use iterative_hash_expr, not vn_compute.
293 (phi_trans_add): Ditto.
294 (constant_expr_p): FIELD_DECL is always constant.
295 (phi_translate_1): Renamed from phi_translate, add seen bitmap.
297 Avoid infinite recursion on mutually valued expressions.
298 Change callers of vn_lookup_or_add.
299 (phi_translate): New function.
300 (compute_antic_safe): Allow phi nodes.
301 (create_component_ref_by_pieces): Update for FIELD_DECL change.
302 (find_or_generate_expression): Rewrite slightly.
303 (create_expression_by_pieces): Updated for vn_lookup_or_add
305 Update VN_INFO for new names.
306 (insert_into_preds_of_block): Update for new names.
307 (add_to_exp_gen): New function.
308 (add_to_sets): Use vn_lookup_or_add_with_stmt.
309 (find_existing_value_expr): Rewrite to changed vn_lookup.
310 (create_value_expr_from): Ditto, and use add_to_exp_gen.
311 (try_look_through_load): Removed.
312 (try_combine_conversion): Ditto.
313 (get_sccvn_value): New function.
314 (make_values_for_phi): Ditto.
315 (make_values_for_stmt): Ditto.
316 (compute_avail): Rewritten for vn_lookup_or_add changes and to use
318 (init_pre): Update for SCCVN changes.
320 (execute_pre): Ditto.
322 * tree-flow.h (make_value_handle): Declare.
323 (set_value_handle): Ditto.
324 (sort_vuses_heap): Ditto.
325 (vn_lookup_or_add_with_stmt): Ditto.
326 (vn_lookup_with_stmt): Ditto.
327 (vn_compute): Remove.
330 (vn_lookup): Update arguments.
332 * Makefile.in (tree-ssa-pre.o): Add tree-ssa-sccvn.h
334 (tree-ssa-sccvn.o): New.
335 (OBJS-common): Add tree-ssa-sccvn.o
337 2007-06-30 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
340 * c-typeck.c (build_external_ref): Don't mark as used if called
342 * calls.c (rtx_for_function_call): Likewise.
344 2007-06-30 Richard Sandiford <richard@codesourcery.com>
348 2007-06-27 Richard Sandiford <richard@codesourcery.com>
350 * dce.c (deletable_insn_p_1): New function, split out from...
351 (deletable_insn_p): ...here. Only treat bare USEs and CLOBBERs
352 specially, not those inside PARALLELs. Remove BODY argument
353 and adjust recursive call accordingly.
354 (prescan_insns_for_dce): Update call to delete_insn_p.
356 2007-06-30 Rask Ingemann Lambertsen <rask@sygehus.dk>
358 * combine.c (combine_validate_cost): New parameter NEWOTHERPAT.
359 (try_combine): Move potential calls to undo_all() so they happen
360 before we commit to using the combined insns.
362 2006-06-30 Jan Hubicka <jh@suse.cz>
364 * loop-unroll.c (unroll_loop_runtime_iterations): Unshare newly emit
367 2006-06-30 Thomas Neumann <tneumann@users.sourceforge.net>
369 * ipa.c (cgraph_postorder): Cast according to the coding conventions.
370 (cgraph_remove_unreachable_nodes): Likewise.
371 * ipa-cp.c (ipcp_propagate_stage): Use BOTTOM instead of integer 0.
372 * ipa-inline.c (update_caller_keys): Cast according to the coding
374 (cgraph_decide_recursive_inlining): Likewise.
375 (cgraph_decide_inlining_of_small_function): Likewise.
376 (try_inline): Likewise.
377 (cgraph_decide_inlining_incrementally): Likewise.
378 * ipa-pure-const.c (get_function_state): Likewise.
379 (scan_function): Likewise.
380 (analyze_function): Likewise.
381 (static_execute): Likewise.
382 * gcc/ipa-reference.c (scan_for_static_refs): Likewise.
383 (merge_callee_local_info): Likewise.
384 (analyze_function): Use type safe memory macros.
385 (static_execute): Likewise. Cast according to the coding conventions.
386 * ipa-type-escape.c (scan_for_regs): Cast according to the coding
388 * ipa-utils.c (searchc): Likewise. Avoid using C++ keywords as variable
390 (ipa_utils_reduced_inorder): Likewise. Use type safe memory macros.
391 * ipa-utils.h (struct ipa_dfa_info): Avoid using C++ keywords as
394 2007-06-29 Andrew Pinski <andrew_pinski@playstation.sony.com>
397 * emit-rtl.c (init_emit_once): Intilize const_tiny_rtx[0]
398 for complex modes (both int and real).
400 2007-06-29 Jan Hubicka <jh@suse.cz>
402 * cse.c: Rever accidentally comitted TODO_verify_rtl_sharing change.
404 2007-06-29 Jan Hubicka <jh@suse.cz>
407 * cse.c (cse_insn): Avoid invalid sharing in between register note and
410 2007-06-29 Anatoly Sokolov <aesok@post.ru>
413 * config/avr/avr.c: Include dataflow header file.
414 (expand_prologue): Adjust for prologue insn change.
415 * config/avr/avr.md (call_prologue_saves): Only modify REG_SP once
418 2007-06-29 Richard Guenther <rguenther@suse.de>
421 * gimplify.c (gimplify_call_expr): Ignore variable argument parts
422 during type verification.
424 2007-06-29 Jan Hubicka <jh@suse.cz>
426 * recog.c (validate_change_rtx_1): Unshare TO argument.
428 2007-06-29 Uros Bizjak <ubizjak@gmail.com>
430 PR tree-optimization/24659
431 * tree-vect-transform.c (vectorizable_call): Handle
432 (nunits_in == nunits_out / 2) and (nunits_out == nunits_in / 2) cases.
434 * config/i386/sse.md (vec_pack_sfix_v2df): New expander.
435 * config/i386/i386.c (enum ix86_builtins)
436 [IX86_BUILTIN_VEC_PACK_SFIX]: New constant.
437 (struct bdesc_2arg) [__builtin_ia32_vec_pack_sfix]: New builtin
439 (ix86_init_mmx_sse_builtins): Define all builtins with 2 arguments as
440 const using def_builtin_const.
441 (ix86_expand_binop_builtin): Remove bogus assert() that insn wants
442 input operands in the same modes as the result.
443 (ix86_builtin_vectorized_function): Handle BUILT_IN_LRINT.
445 2007-06-29 Richard Sandiford <rsandifo@nildram.co.uk>
447 * df-problems.c (df_set_unused_notes_for_mw): Fix formatting.
448 (df_set_dead_notes_for_mw): Likewise.
450 2007-06-29 Eric Botcazou <ebotcazou@adacore.com>
452 * c-common.c (pointer_int_sum): Do the negation in sizetype.
454 2007-06-28 DJ Delorie <dj@redhat.com>
456 * config/m32c/m32c.h (OVERRIDE_OPTIONS): Omit unneeded semicolon.
458 2007-06-28 Geoffrey Keating <geoffk@apple.com>
460 * doc/invoke.texi (C++ Dialect Options): Document
461 fvisibility-ms-compat.
462 * c.opt (fvisibility-ms-compat): New.
464 2007-06-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
467 * tree-affine.c (aff_combination_add_elt): Handle
468 pointer addition specially.
470 2007-06-28 Jakub Jelinek <jakub@redhat.com>
472 * config/rs6000/rs6000.c (rs6000_function_ok_for_sibcall): Ensure
473 decl is non-external for AIX ABI.
475 2007-06-28 David Edelsohn <edelsohn@gnu.org>
477 * config/rs6000/predicates.md (current_file_function_operand):
478 Ensure the symbol is non-external for AIX ABI.
480 2007-06-28 Nick Clifton <nickc@redhat.com>
482 * common.opt (fipa-matrix-reorg): Add Optimization attribute.
483 (fdce, fdse, fpredictive-commoning): Likewise.
485 2007-06-28 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
488 * gcc.c (process_command): Recognize the new -static-libgfortran
491 2007-06-27 Rask Ingemann Lambertsen <rask@sygehus.dk>
494 * config/m32c/m32c.c (m32c_eh_return_stackadj_rtx): Dataflow fix:
495 Use a call clobbered hard reg instead of a pseudo reg.
497 2007-06-27 Kaz Kojima <kkojima@gcc.gnu.org>
499 * config/sh/sh.md (load_gbr): Use correct operand constraint.
501 2007-06-27 Kaz Kojima <kkojima@gcc.gnu.org>
504 * config/sh/sh.md (udivsi3): Don't wrap the sequence with
505 REG_LIBCALL and REG_RETVAL notes.
506 (divsi3, mulsi3): Likewise.
507 (mulhisi3): Likewise. Use emit_libcall_block.
508 (umulhisi3, smulsi3_highpart, umulsi3_highpart_i): Likewise.
510 2007-06-27 Seongbae Park <seongbae.park@gmail.com>
512 PR rtl-optimization/32481
513 * combine.c (adjust_for_new_dest): Rescan the changed insn.
515 2007-06-27 Richard Sandiford <richard@codesourcery.com>
517 * dce.c (deletable_insn_p_1): New function, split out from...
518 (deletable_insn_p): ...here. Only treat bare USEs and CLOBBERs
519 specially, not those inside PARALLELs. Remove BODY argument
520 and adjust recursive call accordingly.
521 (prescan_insns_for_dce): Update call to delete_insn_p.
523 2007-06-27 Richard Guenther <rguenther@suse.de>
526 * tree.h (fold_convertible_p): Declare.
527 * fold-const.c (fold_convertible_p): New function.
528 * gimplify.c (gimplify_call_expr): Use fold_convertible_p
529 instead of lang_hooks.types_compatible_p.
531 2007-06-26 Jan Hubicka <jh@suse.cz>
533 * fwprop.c (try_fwprop_subst): Use validate_unshare_change.
534 * postreload.c (reload_cse_simplify_set): Instead of copying the rtx
535 early use validate_unshare_change.
536 (reload_combine): Likewise.
537 * recog.c (change_t): New field unshare.
538 (validate_change_1): Rename from validate_change; add argument unshare.
539 (validate_change): Turn into wrapper of validate_change_1; update
541 (validate_unshare_change): New.
542 (confirm_change_group): Unshare changes if asked for; avoid unnecesary
543 calls of df_insn_rescan.
544 * recog.h (validate_change): Replace ints by bools.
545 (validate_unshare_change): Declare.
547 2007-06-26 Kenneth Zadeck <zadeck@naturalbridge.com>
549 * tree.def (VEC_WIDEN_MULT_LO_EXPR): Corrected string name.
551 2007-06-26 Steve Ellcey <sje@cup.hp.com>
553 * builtins.c (expand_builtin_next_arg): Change Pmode to ptr_mode.
555 2007-06-25 Jan Hubicka <jh@suse.cz>
557 * ipa-inline.c (cgraph_mark_inline): Assert that we never inline
559 (cgraph_decide_inlining_of_small_function, cgraph_decide_inlining,
560 cgraph_decide_inlining_incrementally): Move uninlinability checks to
561 places other call site specific checks are performed.
563 2007-06-25 Andrew Pinski <andrew_pinski@playstation.sony.com>
566 * tree-vect-transform.c (vectorizable_operation): Convert
567 POINTER_PLUS_EXPR over to PLUS_EXPR.
569 2007-06-25 Chao-ying Fu <fu@mips.com>
571 * doc/rtl.texi (Machine Modes): Document QQ, HQ, SQ, DQ, TQ,
572 UQQ, UHQ, USQ, UDQ, UTQ, HA, SA, DA, TA, UHA, USA, UDA, and UTAmodes.
573 Document MODE_FRACT, MODE_UFRACT, MODE_ACCUM, MODE_UACCUM.
574 Document GET_MODE_IBIT, and GET_MODE_FBIT.
576 * machmode.h (VECTOR_MODE_P): Test MODE_VECTOR_FRACT,
577 MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM, MODE_VECTOR_UACCUM.
578 (SCALAR_FRACT_MODE_P, SCALAR_UFRACT_MODE_P, ALL_SCALAR_FRACT_MODE_P,
579 SCALAR_ACCUM_MODE_P, SCALAR_UACCUM_MODE_P, ALL_SCALAR_ACCUM_MODE_P,
580 SIGNED_SCALAR_FIXED_POINT_MODE_P, UNSIGNED_SCALAR_FIXED_POINT_MODE_P,
581 ALL_SCALAR_FIXED_POINT_MODE_P, FRACT_MODE_P, UFRACT_MODE_P,
582 ALL_FRACT_MODE_P, ACCUM_MODE_P, UACCUM_MODE_P, ALL_ACCUM_MODE_P,
583 SIGNED_FIXED_POINT_MODE_P, UNSIGNED_FIXED_POINT_MODE_P,
584 ALL_FIXED_POINT_MODE_P): New define.
585 (CLASS_HAS_WIDER_MODES_P): Test MODE_FRACT, MODE_UFRACT, MODE_ACCUM,
587 (GET_MODE_IBIT, GET_MODE_FBIT): New define.
589 * mode-classes.def (MODE_FRACT, MODE_UFRACT, MODE_ACCUM, MODE_UACCUM,
590 MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM,
591 MODE_VECTOR_UACCUM): New mode classes.
593 * machmode.def: Document FRACT_MODE, UFRACT_MODE, ACCUM_MODE,
594 UACCUM_MODE, ADJUST_IBIT, and ADJUST_FBIT.
595 Add QQ, HQ, SQ, DQ, TQ, UQQ, UHQ, USQ, UDQ, UTQ, HA, SA, DA, TA, UHA,
598 * genmodes.c (struct mode_data): Add ibit and fbit fields.
599 (blank_mode): Initialize ibit and fbit.
600 (adj_ibit, adj_fbit): New to adjust ibit and fbit.
601 (vector_class): Handle MODE_FRACT, MODE_UFRACT, MODE_ACCUM, MODE_UACCUM.
602 (new_adjust): Change required_class to required_class_from and
603 required_class_to for testing within a range.
604 (complete_mode): Handle MODE_FRACT, MODE_UFRACT, MODE_ACCUM,
605 MODE_UACCUM, MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM,
607 (FRACT_MODE, UFRACT_MODE, ACCUM_MODE, UACCUM_MODE): New define.
608 (make_fixed_point_mode): New.
609 (_ADD_ADJUST): Change C to C1 and C2.
610 (ADJUST_BYTESIZE, ADJUST_ALIGNMENT, ADJUST_FLOAT_FORMAT): Change to
611 use a range for machine classes.
612 (ADJUST_IBIT, ADJUST_FBIT): New.
613 (emit_insn_modes_h): Output defines of CONST_MODE_IBIT and
615 (emit_mode_adjustments): Handle MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT,
616 MODE_VECTOR_ACCUM, MODE_VECTOR_UACCUM.
617 Emit adjustment for ibit and fbit.
618 (emit_mode_ibit, emit_mode_fbit): New.
619 (emit_insn_modes_c): Add emit_mode_ibit and emit_mode_fbit.
621 2007-06-25 Nathan Froyd <froydnj@codesourcery.com>
623 * config/rs6000/spe.md (*frob_ti_tf_2): Specify an input_operand
624 as the source of the set.
626 2007-06-25 Roman Zippel <zippel@linux-m68k.org>
628 * config/m68k/m68k.h (DATA_REGNO_P, ADDRESS_REGNO_P, INT_REGNO_P,
629 FP_REGNO_P): Use IN_RANGE.
630 (REGNO_OK_FOR_DATA_P, REGNO_OK_FOR_FP_P): Remove.
631 (REGNO_OK_FOR_INDEX_NONSTRICT_P, REGNO_OK_FOR_BASE_NONSTRICT_P): New.
632 (DATA_REG_P): Use DATA_REGNO_P.
633 (FP_REG_P): Use FP_REGNO_P.
634 (ADDRESS_REG_P): Use ADDRESS_REGNO_P.
635 * config/m68k/m68k.c (m68k_legitimate_base_reg_p): Use
636 REGNO_OK_FOR_INDEX_NONSTRICT_P, REGNO_OK_FOR_BASE_NONSTRICT_P.
638 2007-06-24 Jan Hubicka <jh@suse.cz>
641 * cgraphunit.c (cgraph_analyze_function): Fix ordering problem.
643 2007-06-24 Sebastian Pop <sebpop@gmail.com>
646 * fold-const.c (fold_binary): Strip nops of operand 0
647 of BIT_NOT_EXPR before calling operand_equal_p.
648 * testsuite/gcc.dg/tree-ssa/pr32461-1.c: New.
649 * testsuite/gcc.dg/tree-ssa/pr32461-2.c: New.
651 2007-06-23 Mark Mitchell <mark@codesourcery.com>
653 * doc/extend.texi: Document that dllimport and dllexport imply
655 * tree.c (handle_dll_attribute): Set DECL_VISIBILITY on the
656 imported or exported declaration, including type declarations.
657 * c-common.c (handle_visibility_attribute): Check for conflicts
658 with dllimport/dllexport.
659 (c_determine_visibility): Handle dllimport/dllexport as an
660 explicit visibility atttribute.
662 2007-06-23 Richard Guenther <rguenther@suse.de>
664 PR tree-optimization/16876
666 * tree.h (CALL_CANNOT_INLINE_P): New macro to access static_flag
668 * tree-inline.c (initialize_inlined_parameters): Do not call
669 lang_hooks.tree_inlining.convert_parm_for_inlining.
670 * cgraphbuild.c (initialize_inline_failed): Set inline failed
671 reason for mismatched types.
672 * gimplify.c (gimplify_call_expr): Verify the call expression
673 arguments match the called function type signature. Otherwise
674 mark the call expression to be not considered for inlining
675 using CALL_CANNOT_INLINE_P flag.
676 * ipa-inline.c (cgraph_mark_inline): Honor CALL_CANNOT_INLINE_P on the
677 edges call expression.
678 (cgraph_decide_inlining_of_small_function): Likewise.
679 (cgraph_decide_inlining): Likewise.
680 * c-objc-common.h (LANG_HOOKS_TREE_INLINING_CONVERT_PARM_FOR_INLINING):
682 * c-tree.h (c_convert_parm_for_inlining): Remove declaration.
683 * c-typeck.c (c_convert_parm_for_inlining): Remove.
684 * langhooks-def.h (lhd_tree_inlining_convert_parm_for_inlining):
686 (LANG_HOOKS_TREE_INLINING_CONVERT_PARM_FOR_INLINING): Remove define.
687 * langhooks.c (lhd_tree_inlining_convert_parm_for_inlining):
689 * langhooks.h (struct lang_hooks_for_tree_inlining): Remove
690 convert_parm_for_inlining member.
692 2007-06-23 Richard Earnshaw <rearnsha@arm.com>
695 * arm.md (negscc): Match the correct operand for optimized LT0 test.
696 Remove optimization for GT.
698 2007-06-23 Kenneth Zadeck <zadeck@naturalbridge.com>
701 * dce.c (deletable_insn_p): Add extra parameter and recurse if insn
703 (prescan_insns_for_dce): Add extra parameter.
705 2007-06-23 Jan Hubicka <jh@suse.cz>
708 * gimplify.c (mark_addressable): New function.
709 (gimplify_modify_expr_rhs, gimplify_addr_expr, gimplify_expr): Use it.
711 2007-06-22 Uros Bizjak <ubizjak@gmail.com>
714 * expr.c (store_constructor): Do not clobber non-zeroed memory.
716 2007-06-22 Uros Bizjak <ubizjak@gmail.com>
719 * config/i386/i386.c (ix86_register_move_cost): Rise the cost of
720 moves between MMX/SSE registers to at least 8 units to prevent
721 ICE caused by non-tieable SI/HI/QImodes in SSE registers.
723 2007-06-22 Uros Bizjak <ubizjak@gmail.com>
725 * config/i386/i386.c (override_options): Correct x86_sahf
728 2007-06-21 David Daney <ddaney@avtrex.com>
731 * config/mips/mips.md (define_constants): Rename UNSPEC_EH_RECEIVER
732 to UNSPEC_NONLOCAL_GOTO_RECEIVER globally.
733 (exception_receiver): Renamed to ...
734 (nonlocal_goto_receiver): ... this.
736 2007-06-22 Roman Zippel <zippel@linux-m68k.org>
738 * df-scan.c (df_read_modify_subreg_p): Use REGMODE_NATURAL_SIZE.
739 (df_def_record_1): Set (DF_REF_READ_WRITE | DF_REF_PARTIAL) for
740 partial register accesses.
742 2007-06-21 Adam Nemet <anemet@caviumnetworks.com>
744 * fold-const.c (debug_fold_checksum): Move it under
745 ENABLE_FOLD_CHECKING.
747 2007-06-21 Sebastian Pop <sebpop@gmail.com>
750 * tree.h (debug_fold_checksum): Declared.
751 * fold-const.c (build_fold_addr_expr_with_type_1): New.
752 (build_fold_addr_expr_with_type, build_fold_addr_expr): Use
753 build_fold_addr_expr_with_type_1.
754 (fold_addr_expr, debug_fold_checksum): New.
755 (fold_checksum_tree): Don't fold TREE_CHAIN of an SSA_NAME.
756 (fold_unary, fold_comparison, split_address_to_core_and_offset):
759 2007-06-21 Sebastian Pop <sebpop@gmail.com>
761 PR tree-optimization/19590
762 * tree-vrp.c (adjust_range_with_scev): Set the range when the result
763 of scev is a constant.
764 * gcc/testsuite/gcc.dg/tree-ssa/pr19590.c: New.
766 2007-06-21 Kenneth Zadeck <zadeck@naturalbridge.com>
768 * df-problems.c (df_note_bb_compute): Made computation of live
769 info consistent with df_lr.
771 2007-06-21 Richard Guenther <rguenther@suse.de>
773 PR tree-optimization/32453
774 * tree-vrp.c (extract_range_from_assert): Build POINTER_PLUS_EXPR
775 for pointer anti-range.
777 2007-06-21 H.J. Lu <hongjiu.lu@intel.com>
779 * config/i386/i386.c (processor_target_table): Increase maximum
780 skip from 7 byte to 10 byte for Pentium Pro, Core 2 Duo and
783 * config/i386/linux.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Ensure 8
784 byte alignment if > 8 byte alignment is preferred.
785 * config/i386/x86-64.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Likewise.
787 2007-06-21 Jakub Jelinek <jakub@redhat.com>
789 PR tree-optimization/31866
790 * tree-ssa-coalesce.c (create_outofssa_var_map): Do nothing
791 if ASM_EXPR's input is not a SSA_NAME.
794 * omp-low.c (lookup_decl_in_outer_ctx): Don't ICE if t is NULL,
795 but decl is a global var, instead return decl.
796 * gimplify.c (gimplify_adjust_omp_clauses_1): Add shared clauses
797 even for is_global_var decls, if they are private in some outer
800 2007-06-21 Richard Guenther <rguenther@suse.de>
802 PR tree-optimization/32451
803 * tree-ssa-threadupdate.c (thread_single_edge): Fixup edge flags.
805 2007-06-21 Christian Bruel <christian.bruel@st.com>
807 * config/sh/sh-protos.h (sh_loads_bankedreg_p): Declare.
808 * config/sh/sh.c (sh_loads_bankedreg_p): New function.
809 (push_regs): Changed saving order or banked registers.
810 (sh_expand_epilogue): Likewise.
811 * config/sh/sh.h (BANKED_REGISTER_P): New macro.
812 (FIRST_BANKED_REG): Likewise.
813 (LAST_BANKED_REG): Likewise.
814 * config/sh/sh.md (banked) New attribute.
815 (in_delay_slot): Check banked attribute.
817 2007-06-20 Sebastian Pop <sebpop@gmail.com>
819 PR tree-optimization/32075
820 * tree-data-ref.c (subscript_dependence_tester_1,
821 analyze_miv_subscript, analyze_overlapping_iterations,
822 add_distance_for_zero_overlaps, build_classic_dist_vector,
823 subscript_dependence_tester_1, analyze_overlapping_iterations,
824 subscript_dependence_tester, access_functions_are_affine_or_constant_p,
825 compute_affine_dependence, compute_all_dependences): Pass loop_nest
826 to evolution_function_is_affine_multivariate_p.
828 2007-06-20 Eric Botcazou <ebotcazou@libertysurf.fr>
830 * df-scan.c (df_get_call_refs): Be prepared for MEMs inside CLOBBERs.
832 2007-06-20 Rask Ingemann Lambertsen <rask@sygehus.dk>
835 * config/m32c/m32c.c (m32c_emit_epilogue): Use new HImode epilogue
837 * config/m32c/prologue.md (epilogue_exitd_16): New.
838 (epilogue_reit_16): New.
839 (epilogue_exitd): Rename to epilogue_exitd_24.
840 (epilogue_reit): Rename to epilogue_reit_24.
842 2007-06-20 Seongbae Park <seongbae.park@gmail.com>
843 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
845 * dbgcnt.def (global_alloc_at_func, global_alloc_at_reg):
847 * haifa-sched.c (queue_to_ready): Don't requeue next insn
848 if dbg_cnt (sched_insn) reaches the limit.
849 (choose_ready): New parameter INSN_PTR and new return value.
850 (schedule_block): Handle dbg_cnt (sched_insn). Handle
851 the new return value from choose_ready.
852 * global.c (global_aloc): New dbgcnt global_alloc_at_reg.
853 (rest_of_handle_global_alloc): New global_alloc_at_func.
855 2007-06-20 Adam Nemet <anemet@caviumnetworks.com>
857 PR tree-optimization/25737
858 * tree.h (struct tree_struct_field_tag): Add new field alias_set.
859 (SFT_NONADDRESSABLE_P, SFT_ALIAS_SET): New macros.
860 * tree-flow.h (struct fieldoff): Add new field alias_set.
861 * tree-ssa-structalias.c (push_fields_onto_fieldstack): Add new
862 argument addressable_type. Set alias_set of fieldoff.
863 * tree-ssa-alias.c (create_sft): Add new argument alias_set.
864 (create_overlap_variables_for): Pass alias_set from fieldoff to
866 * alias.c (get_alias_set): Use alias_set from SFT if set.
868 2007-06-20 Hui-May Chang <hm.chang@apple.com>
870 * config/i386/darwin.h (ASM_OUTPUT_COMMON): Print the size
871 of a variable as an unsigned HOST_WIDE_INT integer.
873 2007-06-20 Zdenek Dvorak <dvorakz@suse.cz>
875 PR rtl-optimization/32405
876 * loop-iv.c (iv_get_reaching_def): Fail for partial defs.
878 2007-06-20 Jakub Jelinek <jakub@redhat.com>
880 * Makefile.in (omega.o): Depend on $(DIAGNOSTIC_H).
883 * builtins.c: Include diagnostic.h.
884 (expand_builtin_expect): Make gcc_assert more permissive.
885 * Makefile.in (builtins.o): Depend on $(DIAGNOSTIC_H).
888 * gimplify.c (gimplify_asm_expr): Issue error if type is addressable
892 * calls.c (precompute_arguments): Also precompute CALL_EXPR arguments
893 if ACCUMULATE_OUTGOING_ARGS.
895 2007-06-19 Rask Ingemann Lambertsen <rask@sygehus.dk>
897 * config/m68hc11/m68hc11.c: Include dataflow header file.
898 (m68hc11_reorg): Port to dataflow.
900 2007-06-19 Kenneth Zadeck <zadeck@naturalbridge.com>
902 * df.h (DF_FIRST_OPTIONAL_PROBLEM): Removed.
903 (struct df_problem.free_blocks_on_set_blocks): New field.
904 (struct dataflow.optional_p): New field.
905 (df_bb_regno_last_use_find, df_insn_regno_def_p): Removed.
906 (df_live_set_all_dirty): New function.
907 * df-scan.c (df_scan_alloc): Initialize optional_p.
908 (problem_SCAN): Initialize free_blocks_on_set_blocks.
909 * df-core.c (df_set_blocks): Removed use of
910 DF_FIRST_OPTIONAL_PROBLEM. Now uses
911 df_problem.free_blocks_on_set_blocks to determine which blocks are
913 (df_remove_problem): Removed use of DF_FIRST_OPTIONAL_PROBLEM.
914 (df_finish_pass): Removed use of DF_FIRST_OPTIONAL_PROBLEM. Now
915 uses dataflow.optional_p to determine if problem should be
917 (rest_of_handle_df_initialize): Only start live problem if
919 (df_bb_regno_last_use_find, df_insn_regno_def_p): Removed.
920 * df-problems.c (df_ru_alloc, df_rd_alloc, df_lr_alloc,
921 df_live_alloc, df_urec_alloc, df_note_alloc): set optional_p.
922 (problem_RU, problem_RD, problem_LR, problem_UREC, problem_CHAIN,
923 problem_NOTE): Initialize free_blocks_on_set_blocks.
924 (df_lr_bb_local_compute): Recompute luids if df_live problem is
926 (df_live_set_all_dirty, df_note_alloc): New function.
927 * regrename.c (merge_overlapping_regs): Change DF_LIVE_* to
929 * sched_ebb.c (compute_jump_reg_dependencies): Ditto.
930 * postreload.c (reload_combine): Ditto.
931 * cse.c (cse_extended_basic_block): Ditto.
932 * regmove.c (mark_flags_life_zones): Ditto.
933 * rtlfactoring.c (split_blocks_after_seqs, split_pattern_seq,
934 erase_matching_seqs): Ditto.
935 * bt-load.c (compute_defs_uses_and_gen): Ditto.
936 * integrate (allocate_initial_values): Ditto.
937 * combine.c (reg_dead_at_p): Ditto.
938 * resource.c (mark_target_live_regs): Ditto.
939 * sched-rgn.c (check_live_1, update_live_1): Ditto.
940 * config/sh/sh.c (find_r0_life_regions): Ditto.
941 * global.c (rest_of_handle_global_alloc): Only add back df_live
943 * local-alloc.c (rest_of_handle_local_alloc): Only remove
945 * ifcvt.c (dead_or_predicable): Change DF_LIVE_* to
947 (if_convert): Make sure df_live is there at -O == 1.
948 (pass_if_after_combine): Cleanup flags.
949 * init-regs.c (initialize_uninitialized_regs): Make sure df_live
952 2007-06-19 Seongbae Park <seongbae.park@gmail.com>
954 * config/arm/arm.c (arm_get_frame_offsets): Set
955 offsets->locals_base to avoid negative stack size.
956 (thumb1_expand_prologue): Assert on negative stack size.
958 2007-04-19 Sebastian Pop <sebpop@gmail.com>
960 PR tree-optimization/32367
961 * tree-chrec.h (build_polynomial_chrec): Verify that the left hand side
962 of the chrec has no evolution in that loop.
963 * testsuite/gcc.dg/tree-ssa/pr32367.c: New.
965 2007-06-19 Bob Wilson <bob.wilson@acm.org>
967 * config/xtensa/xtensa.c: Include "df.h".
968 (xtensa_builtin_saveregs): Use adjust_address instead of change_address.
969 (xtensa_va_start): Invoke make_tree with sizetype for
970 expand_builtin_saveregs and then convert the result to a pointer.
971 Use POINTER_PLUS_EXPR. Use size_int instead of build_int_cst.
972 (xtensa_gimplify_va_arg_expr): Use size_int instead of build_int_cst.
973 Subtract argument size from index value as integers and then use
974 POINTER_PLUS_EXPR to add the result to the array address.
976 2007-06-19 Rask Ingemann Lambertsen <rask@sygehus.dk>
979 * config/m32c/m32c.c: Include dataflow header file.
980 (m32c_emit_prologue): Adjust for prologue insn change.
981 * config/m32c/prologue.md (prologue_enter_16): Only modify SP_REGNO
982 once inside a PARALLEL. Assume frame size passed in operand 0
983 includes space to save the fb register.
984 (prologue_enter_24): Likewise.
985 (epilogue_exitd): Only modify SP_REGNO once inside a PARALLEL.
987 2007-06-19 David Daney <ddaney@avtrex.com
990 * config/mips/mips.md (cprestore): Mark $gp as used.
992 2007-06-19 Rask Ingemann Lambertsen <rask@sygehus.dk>
995 * config/frv/frv.c (frv_ifcvt_modify_tests): Dataflow merge fix.
996 (frv_ifcvt_modify_insn): Likewise.
998 2007-06-19 Richard Guenther <rguenther@suse.de>
1000 * tree-ssa-structalias.c (handle_ptr_arith): Make sure to
1001 only handle positive offsets that fit in a HOST_WIDE_INT.
1003 2007-06-19 Uros Bizjak <ubizjak@gmail.com>
1005 * config/i386/i386.c (ix86_emit_swsqrtsf): Filter out infinity
1006 result of rsqrt insn for zero input argument to avoid NaN.
1008 2007-06-19 Richard Guenther <rguenther@suse.de>
1011 * tree-ssa-alias-warnings.c (ffan_walker): Punt on MTAGs.
1013 2007-06-19 Jakub Jelinek <jakub@redhat.com>
1015 PR tree-optimization/32353
1016 * tree-ssa-structalias.c (set_uids_in_ptset): Also handle RESULT_DECL.
1018 2007-06-19 Nick Clifton <nickc@redhat.com>
1020 * config/m32r/linux.h (LIB_SPEC): Always imply -lpthread for -pthread.
1022 2007-06-18 Uros Bizjak <ubizjak@gmail.com>
1025 * config/i386/i386.h (enum ix86_stack_slot): Add SLOT_VIRTUAL.
1026 * config/i386/i386.c (assign_386_stack_local): Assert that
1027 SLOT_VIRTUAL is valid only before virtual regs are instantiated.
1028 (ix86_expand_builtin) [IX86_BUILTIN_LDMXCSR, IX86_BUILTIN_STMXCSR]:
1029 Use SLOT_VIRTUAL stack slot instead of SLOT_TEMP.
1030 * config/i386/i386.md (truncdfsf2, truncxf<mode>2): Ditto.
1032 2007-06-18 Steve Ellcey <sje@cup.hp.com>
1034 * config/ia64/ia64.h (LIBGCC2_TF_CEXT): New.
1036 2007-06-18 Seongbae Park <seongbae.park@gmail.com>
1038 PR rtl-optimization/32321
1039 * gcse.c (replace_store_insn): Update the note before
1040 calling emit_insn_after.
1042 2007-06-18 Kenneth Zadeck <zadeck@naturalbridge.com>
1045 * gcse (rest_of_handle_gcse): Add call to df_finish_pass after
1047 * df-problems.c (df_note_bb_compute): Fix dumping info.
1049 2007-06-18 Kazu Hirata <kazu@codesourcery.com>
1051 * config/m68k/m68k.c (m68k_expand_epilogue): Emit a return
1052 insn with emit_jump_insn.
1054 2007-06-18 Uros Bizjak <ubizjak@gmail.com>
1056 PR tree-optimization/32383
1057 * targhooks.c (default_builtin_reciprocal): Add new bool argument.
1058 * targhooks.h (default_builtin_reciprocal): Update prototype.
1059 * target.h (struct gcc_target): Update builtin_reciprocal.
1060 * doc/tm.texi (TARGET_BUILTIN_RECIPROCAL): Update description.
1061 * tree-ssa-math-opts (execute_cse_reciprocals): Skip statements
1062 where arg1 is not SSA_NAME. Pass true to targetm.builtin_reciprocal
1063 when fndecl is in BUILT_IN_MD class.
1064 (execute_convert_to_rsqrt): Ditto.
1066 * config/i386/i386.c (ix86_builtin_reciprocal): Update for new bool
1067 argument. Convert IX86_BUILTIN_SQRTPS code only when md_fn is true.
1068 Convert BUILT_IN_SQRTF code only when md_fn is false.
1070 2007-06-18 Kaz Kojima <kkojima@gcc.gnu.org>
1072 * bt-load.c (move_btr_def): Fix the order of arguments
1073 to validate_replace_rtx.
1075 2007-06-18 Nathan Sidwell <nathan@codesourcery.com>
1077 * config/m68k/m68k-devices.def: Add 54450..54455.
1079 2007-06-17 Uros Bizjak <ubizjak@gmail.com>
1081 PR rtl-optimization/32366
1082 * simplify-rtx.c (simplify_unary_operation_1) [FLOAT_TRUNCATE,
1083 FLOAT_EXTEND]: Prevent non-scalar modes from entering
1086 2007-06-17 Kenneth Zadeck <zadeck@naturalbridge.com>
1089 * modulo-sched (generate_reg_moves): Added rescan parameter and if
1090 this is true, rescan insn being modified.
1091 (sms_schedule): Added rescan parameter.
1092 (rest_of_handle_sms): Moved freeing of dominance info to before
1093 getting out of cfg_layout.
1095 2007-06-17 Nathan Sidwell <nathan@codesourcery.com>
1097 * config/m68k/m68k.h (ISA_HAS_FF1, ISA_HAS_MVS_MVZ): New.
1098 * config/m68k/m68k.md: Use ISA_HAS_FF1 and ISA_HAS_MVS_MVZ as
1101 * config/m68k/m68k.c (all_isas): Remove FL_CF_FPU and
1102 FL_CF_EMAC from the entry for isac.
1104 * config/m68k/predicates.md (const_call_operand): Adjust comment.
1105 (const_sibcall_operand): New.
1106 (sibcall_operand): Use it.
1107 * config/m68k/m68k.c (FL_FOR_isa_c): Not ISA_B compatible.
1108 (m68k_isas): ISAC does not imply FPU or EMAC.
1109 (override_options): Add ISA_C logic for symbolic jump & call.
1111 2007-06-17 Eric Botcazou <ebotcazou@libertysurf.fr>
1113 * config/sparc/sparc.c (sparc_vis_init_builtins): Retrieve the
1114 return mode from the builtin itself.
1115 (sparc_fold_builtin): Fix cast of zero constant.
1117 2007-06-16 Uros Bizjak <ubizjak@gmail.com>
1119 * targhooks.c (default_builtin_reciprocal): New default target hook.
1120 * targhooks.h (default_builtin_reciprocal): Add prototype.
1121 * hooks.c (hook_tree_tree_bool_null): Remove hook.
1122 * hooks.h (hook_tree_tree_bool_null): Remove prototype.
1123 * target-def.h (TARGET_BUILTIN_RECIPROCAL): Define as
1124 default_builtin_reciprocal.
1126 2007-06-16 Uros Bizjak <ubizjak@gmail.com>
1129 * hooks.c (hook_tree_tree_bool_null): New hook.
1130 * hooks.h (hook_tree_tree_bool_null): Add prototype.
1131 * tree-pass.h (pass_convert_to_rsqrt): Declare.
1132 * passes.c (init_optimization_passes): Add pass_convert_to_rsqrt.
1133 * tree-ssa-math-opts.c (execute_cse_reciprocals): Scan for a/func(b)
1134 and convert it to reciprocal a*rfunc(b).
1135 (execute_convert_to_rsqrt): New function.
1136 (gate_convert_to_rsqrt): New function.
1137 (pass_convert_to_rsqrt): New pass definition.
1138 * target.h (struct gcc_target): Add builtin_reciprocal.
1139 * target-def.h (TARGET_BUILTIN_RECIPROCAL): New define.
1140 (TARGET_INITIALIZER): Initialize builtin_reciprocal with
1141 TARGET_BUILTIN_RECIPROCAL.
1142 * doc/tm.texi (TARGET_BUILTIN_RECIPROCAL): Document.
1144 * config/i386/i386.h (TARGET_RECIP): New define.
1145 * config/i386/i386.md (divsf3): Expand by calling ix86_emit_swdivsf
1146 for TARGET_SSE_MATH and TARGET_RECIP when flag_finite_math_only and
1147 flag_unsafe_math_optimizations are set, flag_trapping_math is unset
1148 and not optimizing for size.
1149 (*rcpsf2_sse): New insn pattern.
1150 (*rsqrtsf2_sse): Ditto.
1151 (rsqrtsf2): New expander. Expand by calling ix86_emit_swsqrtsf
1152 for TARGET_SSE_MATH and TARGET_RECIP when flag_finite_math_only and
1153 flag_unsafe_math_optimizations are set, flag_trapping_math is unset
1154 and not optimizing for size.
1155 (sqrt<mode>2): Expand SFmode operands by calling ix86_emit_swsqrtsf
1156 for TARGET_SSE_MATH and TARGET_RECIP when flag_finite_math_only and
1157 flag_unsafe_math_optimizations are set, flag_trapping_math is unset
1158 and not optimizing for size.
1159 * config/i386/sse.md (divv4sf): Expand by calling ix86_emit_swdivsf
1160 for TARGET_SSE_MATH and TARGET_RECIP when flag_finite_math_only and
1161 flag_unsafe_math_optimizations are set, flag_trapping_math is unset
1162 and not optimizing for size.
1163 (*sse_rsqrtv4sf2): Do not export.
1165 (sse_rsqrtv4sf2): New expander. Expand by calling ix86_emit_swsqrtsf
1166 for TARGET_SSE_MATH and TARGET_RECIP when flag_finite_math_only and
1167 flag_unsafe_math_optimizations are set, flag_trapping_math is unset
1168 and not optimizing for size.
1170 * config/i386/i386.opt (mrecip): New option.
1171 * config/i386/i386-protos.h (ix86_emit_swdivsf): Declare.
1172 (ix86_emit_swsqrtsf): Ditto.
1173 * config/i386/i386.c (IX86_BUILTIN_RSQRTF): New constant.
1174 (ix86_init_mmx_sse_builtins): __builtin_ia32_rsqrtf: New
1176 (ix86_expand_builtin): Expand IX86_BUILTIN_RSQRTF using
1177 ix86_expand_unop1_builtin.
1178 (ix86_emit_swdivsf): New function.
1179 (ix86_emit_swsqrtsf): Ditto.
1180 (ix86_builtin_reciprocal): New function.
1181 (TARGET_BUILTIN_RECIPROCAL): Use it.
1182 (ix86_vectorize_builtin_conversion): Rename from
1183 ix86_builtin_conversion.
1184 (TARGET_VECTORIZE_BUILTIN_CONVERSION): Use renamed function.
1185 * doc/invoke.texi (Machine Dependent Options): Add -mrecip to
1186 "i386 and x86_64 Options" section.
1187 (Intel 386 and AMD x86_64 Options): Document -mrecip.
1189 2007-06-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
1190 Zdenek Dvorak <dvorakz@suse.cz>
1191 Richard Guenther <rguenther@suse.de>
1192 Kaz Kojima <kkojima@gcc.gnu.org>
1194 * tree-vrp.c (compare_values_warnv): Convert val2 to
1196 (extract_range_from_assert): Create
1197 POINTER_PLUS_EXPR for pointer types.
1198 (extract_range_from_binary_expr): Handle
1199 only POINTER_PLUS_EXPR, MIN_EXPR, and MAX_EXPR
1201 * doc/c-tree.texi (POINTER_PLUS_EXPR): Document.
1202 * tree-ssa-loop-niter.c (split_to_var_and_offset): Handle
1203 POINTER_PLUS_EXPR as PLUS_EXPR.
1204 (number_of_iterations_lt_to_ne):
1205 For pointer types, use sizetype when
1206 creating MINUS_EXPR/PLUS_EXPRs.
1207 (assert_loop_rolls_lt): For pointer types, use sizetype when
1208 creating MINUS_EXPR/PLUS_EXPRs.
1209 (number_of_iterations_le): Likewise.
1210 (expand_simple_operations): POINTER_PLUS_EXPR are simple also.
1211 (derive_constant_upper_bound): Handle POINTER_PLUS_EXPR just
1212 like PLUS_EXPR and MINUS_EXPR.
1213 * tree-pretty-print.c (dump_generic_node): Handle
1215 (op_prio): Likewise.
1216 (op_symbol_1): Likewise.
1217 * optabs.c (optab_for_tree_code): Likewise.
1218 * tree-ssa-loop-manip.c (create_iv): Handle pointer base
1220 * tree-tailcall.c (process_assignment): Mention
1221 POINTER_PLUS_EXPR in a TODO comment.
1222 * tree.c (build2_stat): Assert when trying to use PLUS_EXPR or
1223 MINUS_EXPR with a pointer. Also assert for POINTER_PLUS_EXPR
1224 not used with a pointer and an integer type.
1225 * tree-scalar-evolution.c (add_to_evolution_1): Convert the
1226 increment using chrec_convert_rhs instead of chrec_convert.
1227 (follow_ssa_edge_in_rhs): Handle POINTER_PLUS_EXPR like
1228 PLUS_EXPR except for the right hand side's type will be
1230 (interpret_rhs_modify_stmt): Handle POINTER_PLUS_EXPR.
1231 (fold_used_pointer_cast): Kill.
1232 (pointer_offset_p): Kill.
1233 (fold_used_pointer): Kill.
1234 (pointer_used_p): Kill.
1235 (analyze_scalar_evolution_1 <case GIMPLE_MODIFY_STMT>): Don't
1236 call fold_used_pointer.
1237 (instantiate_parameters_1): Convert the increment
1238 using chrec_convert_rhs instead of chrec_convert.
1239 Handle POINTER_PLUS_EXPR as PLUS_EXPR.
1240 * builtins.c (get_pointer_alignment): Handle POINTER_PLUS_EXPR
1241 instead of PLUS_EXPR.
1242 (expand_builtin_strcat): Create a POINTER_PLUS_EXPR instead of
1243 PLUS_EXPR for pointers.
1244 (std_gimplify_va_arg_expr): Likewise.
1245 (fold_builtin_memory_op): Likewise.
1246 (fold_builtin_strstr): Likewise.
1247 (fold_builtin_strchr): Likewise.
1248 (fold_builtin_strrchr): Likewise.
1249 (fold_builtin_strpbrk): Likewise.
1250 (expand_builtin_memory_chk): Likewise.
1251 (fold_builtin_memory_chk): Likewise.
1252 (std_expand_builtin_va_start): Use
1253 sizetype for the call to make_tree and then convert
1254 to the pointer type.
1255 (fold_builtin_memchr): Use POINTER_PLUS_EXPR
1256 instead of PLUS_EXPR for adding to a pointer.
1257 (std_gimplify_va_arg_expr): Use fold_build2 for
1258 the creating of POINTER_PLUS_EXPR. For the BIT_AND_EXPR, cast
1259 the operands to sizetype first and then cast the BIT_AND_EXPR
1260 back to the pointer type.
1261 * fold-const.c (build_range_check): Handle pointer types
1263 (extract_array_ref): Look for POINTER_PLUS_EXPR instead
1264 of PLUS_EXPR's. Make sure the offset is converted to
1266 (try_move_mult_to_index): Strip the NOPs from the offset.
1267 Remove code argument and replace all uses with PLUS_EXPR.
1268 (fold_to_nonsharp_ineq_using_bound): Handle pointer types
1269 specially. Don't use a pointer type for MINUS_EXPR.
1270 (fold_unary): Handle for (T1)(X op Y),
1271 only p+ as that is the only as that can be handled for
1272 binary operators now.
1273 (fold_binary <case POINTER_PLUS_EXPR>): Add folding of
1275 <case PLUS_EXPR>: Add folding of PTR+INT into
1277 Don't call try_move_mult_to_index.
1278 <case MINUS_EXPR>: Fold (PTR0 p+ A) - (PTR1 p+ B)
1279 into (PTR0 - PTR1) + (A - B). Fold (PTR0 p+ A) - PTR1 into
1280 (PTR0 - PTR1) + A iff (PTR0 - PTR1) simplifies.
1281 Don't call try_move_mult_to_index.
1282 (tree_expr_nonnegative_warnv_p): Handle POINTER_PLUS_EXPR.
1283 (tree_expr_nonzero_p): Likewise.
1284 (fold_indirect_ref_1): Look at POINTER_PLUS_EXPR instead
1285 of PLUS_EXPR for the complex expression folding.
1286 * tree-chrec.c (chrec_fold_plus_poly_poly): If the
1287 first chrec is a pointer type, then the second should
1288 be sizetype and not the first's type.
1289 For POINTER_PLUS_EXPR, use a different right hand side type.
1290 Handle POINTER_PLUS_EXPR like PLUS_EXPR.
1291 (chrec_fold_plus_1): For POINTER_PLUS_EXPR, use a
1292 different right hand side type.
1293 Handle POINTER_PLUS_EXPR like PLUS_EXPR.
1294 (chrec_fold_plus): For pointer types, use POINTER_PLUS_EXPR
1295 instead of PLUS_EXPR.
1296 When either operand is zero, convert the other operand.
1297 (chrec_apply): Use chrec_convert_rhs
1298 on the argument x instead of chrec_convert.
1299 (reset_evolution_in_loop): For pointer types, the new_evol
1301 (convert_affine_scev): For POINTER_PLUS_EXPR, use a
1302 different right hand side type.
1303 Handle POINTER_PLUS_EXPR like PLUS_EXPR.
1304 (chrec_convert_rhs): New function.
1305 (chrec_convert_aggressive): For POINTER_PLUS_EXPR, use a
1306 different right hand side type.
1307 Handle POINTER_PLUS_EXPR like PLUS_EXPR.
1308 * tree-chrec.h (chrec_convert_rhs): New prototype.
1309 (build_polynomial_chrec): For pointer types, the right hand
1310 * tree-ssa-ccp.c (maybe_fold_stmt_indirect): Look for
1311 POINTER_PLUS_EXPR instead of PLUS_EXPR's.
1312 Remove subtraction case as it is always addition now.
1313 Make sure the offset is converted to sizetype.
1314 (fold_stmt_r): Don't handle PLUS_EXPR/MINUS_EXPR specially.
1315 Handle POINTER_PLUS_EXPR like PLUS_EXPR was handled before.
1316 * tree-ssa-loop-ivopts.c (determine_base_object): Abort for
1317 PLUS_EXPR in pointer type.
1318 Handle POINTER_PLUS_EXPR.
1319 (tree_to_aff_combination): Likewise.
1320 (force_expr_to_var_cost): Likewise.
1321 (force_expr_to_var_cost): Likewise. Create a POINTER_PLUS_EXPR
1322 instead of PLUS_EXPR for pointers.
1323 * c-format.c (check_format_arg): Handle POINTER_PLUS_EXPR
1324 instead of PLUS_EXPR of pointer types.
1325 * tree-stdarg.c (va_list_counter_bump): Handle POINTER_PLUS_EXPR
1327 (check_va_list_escapes): Likewise.
1328 (check_all_va_list_escapes): Likewise.
1329 * dwarf2out.c (loc_descriptor_from_tree_1):
1330 Handle POINT_PLUS_EXPR as a PLUS_EXPR.
1331 * expr.c (expand_expr_real_1): Handle POINTER_PLUS_EXPR.
1332 (string_constant): Likewise.
1333 * tree-ssa-address.c (tree_mem_ref_addr): When adding
1334 the offset to the base, use POINTER_PLUS_EXPR.
1335 (add_to_parts): Convert the index to sizetype.
1336 (create_mem_ref): Create A POINTER_PLUS_EXPR for the one case.
1337 * matrix-reorg.c (collect_data_for_malloc_call): Stmt
1338 will now only be either INDIRECT_REF and POINTER_PLUS_EXPR.
1339 Offset only holds something for PLUS_EXPR.
1340 (ssa_accessed_in_tree): Handle POINTER_PLUS_EXPR just as
1342 (analyze_transpose): POINTER_PLUS_EXPR will only show up now
1344 (analyze_accesses_for_modify_stmt): Likewise.
1345 Remove comment about the type being integral type as it is
1347 (can_calculate_expr_before_stmt): Handle POINTER_PLUS_EXPR as
1349 (transform_access_sites): POINTER_PLUS_EXPR will only show up now
1351 Correct the type which the artimentic is done in (is now
1354 * tree-data-ref.c (split_constant_offset): Handle
1356 * tree-affine.c (tree_to_aff_combination): Likewise.
1357 * c-typeck.c (build_unary_op): For pointers create the increment
1358 as a sizetype. Create a POINTER_PLUS_EXPR instead of PLUS_EXPR
1360 * gimplify.c (gimplify_self_mod_expr): Create a
1361 POINTER_PLUS_EXPR instead of PLUS_EXPR for pointers.
1362 (gimplify_omp_atomic_fetch_op): Handle POINTER_PLUS_EXPR.
1363 * tree.def (POINTER_PLUS_EXPR): New tree code.
1364 * tree-predcom.c (ref_at_iteration): If we have a pointer
1365 type do the multiplication in sizetype.
1366 * tree-mudflap.c (mf_xform_derefs_1): Create a
1367 POINTER_PLUS_EXPR instead of PLUS_EXPR for pointers.
1368 * tree-ssa-forwprop.c
1369 (forward_propagate_addr_into_variable_array_index):
1370 Don't expect there to be a cast for the index as that
1371 does not exist anymore.
1372 (forward_propagate_addr_expr_1): Check for POINTER_PLUS_EXPR
1373 instead of PLUS_EXPR.
1374 Don't check for the first operand of the POINTER_PLUS_EXPR
1375 was the index as it cannot be.
1376 Call forward_propagate_addr_into_variable_array_index with
1377 the SSA_NAME instead of the statement.
1378 * varasm.c (const_hash_1): Handle POINTER_PLUS_EXPR.
1379 (compare_constant): Likewise.
1380 (copy_constant): Likewise.
1381 (compute_reloc_for_constant): Likewise.
1382 (output_addressed_constants): Likewise.
1383 (initializer_constant_valid_p): Likewise.
1384 * tree-ssa.c (tree_ssa_useless_type_conversion_1):
1385 Convert the MIN/MAX of the inner type to the outer
1386 type before comparing them.
1387 * tree-ssa-loop-prefetch.c (idx_analyze_ref): Handle
1388 POINTER_PLUS_EXPR instead of PLUS_EXPR.
1389 (issue_prefetch_ref): Create a POINTER_PLUS_EXPR instead
1390 of PLUS_EXPR for pointers.
1391 * tree-inline.c (estimate_num_insns_1): Handle
1393 * tree-vect-transform.c (vect_create_addr_base_for_vector_ref):
1394 Create a POINTER_PLUS_EXPR instead of PLUS_EXPR for pointers.
1395 (bump_vector_ptr): Create a POINTER_PLUS_EXPR
1396 instead of PLUS_EXPR for the pointer increment statement.
1397 (vect_update_ivs_after_vectorizer): For pointer types, create
1398 POINTER_PLUS_EXPR instead of PLUS_EXPR and also create
1399 MULT_EXPR in sizetype.
1400 (vect_gen_niters_for_prolog_loop): Add a cast when creating
1402 * tree-object-size.c (plus_expr_object_size): Handle
1403 POINTER_PLUS_EXPR instead of PLUS_EXPR. Removing all the extra
1404 code which is trying to figure out which side is a pointer and
1406 (check_for_plus_in_loops_1): Likewise.
1407 (check_for_plus_in_loops): Likewise.
1408 * c-common.c (pointer_int_sum): Create a
1409 POINTER_PLUS_EXPR instead of PLUS_EXPR for pointers.
1410 * tree-ssa-structalias.c (handle_ptr_arith): Handle
1411 only POINTER_PLUS_EXPR. Removing all the extra
1412 code which is trying to figure out which side is a pointer and
1414 * tree-cfg.c (verify_expr): Add extra checking for pointers and
1415 PLUS_EXPR and MINUS_EXPR.
1416 Also add checking to make sure the operands of POINTER_PLUS_EXPR
1418 * config/frv/frv.c (frv_expand_builtin_va_start): Use sizetype
1419 with make_tree, instead of a pointer type.
1420 * config/s390/s390.c (s390_va_start): Use POINTER_PLUS_EXPR
1421 for pointers instead of PLUS_EXPR.
1422 (s390_gimplify_va_arg): Likewise.
1423 * config/spu/spu.c (spu_va_start): Create POINTER_PLUS_EXPR
1424 instead of PLUS_EXPR when doing addition on pointer
1425 types. Use sizetype for the second operand.
1426 (spu_gimplify_va_arg_expr): Likewise.
1427 * config/sparc/sparc.c (sparc_gimplify_va_arg): Use
1428 POINTER_PLUS_EXPR instead of PLUS_EXPR when the operand was
1429 a pointer. Don't create a BIT_AND_EXPR for pointer types.
1430 * config/i386/i386.c (ix86_va_start): Use POINTER_PLUS_EXPR
1431 for the pointer addition and also use size_int/sizetype
1433 (ix86_gimplify_va_arg): Likewise.
1434 Perform BIT_AND_EXPR on sizetype arguments.
1435 * config/sh/sh.c (sh_va_start): Call make_tree with sizetype
1436 and convert its result to a pointer type. Use POINTER_PLUS_EXPR
1437 for the pointer additions and also use size_int for the offsets.
1438 (sh_gimplify_va_arg_expr): Use POINTER_PLUS_EXPR for the pointer
1439 additions and also use size_int for the offsets. Perform
1440 BIT_AND_EXPR on sizetype arguments.
1441 * config/ia64/ia64.c (ia64_gimplify_va_arg): Use
1442 POINTER_PLUS_EXPR for pointers and create the
1443 BIT_AND_EXPR in sizetype.
1444 * config/rs6000/rs6000.c (rs6000_va_start): Use POINTER_PLUS_EXPR
1445 instead of PLUS_EXPR for pointer addition.
1446 (rs6000_va_start): Likewise.
1447 Also use sizetype for the offset.
1448 * config/pa/pa.c (reloc_needed): Handle POINTER_PLUS_EXPR
1449 as PLUS_EXPR/MINUS_EXPR.
1450 (hppa_gimplify_va_arg_expr): Don't create MINUS_EXPR or
1451 PLUS_EXPR for pointers, instead use POINTER_PLUS_EXPR.
1452 Don't use BIT_AND_EXPR on a pointer type, convert the
1453 expression to sizetype first.
1454 * config/mips/mips.c (mips_va_start): Use POINTER_PLUS_EXPR
1456 (mips_gimplify_va_arg_expr): Likewise.
1457 Don't create BIT_AND_EXPR in a pointer type.
1459 2007-06-15 Eric Christopher <echristo@apple.com>
1461 * config.gcc (i?86-*-darwin*): Add t-crtfm and t-crtpc.
1462 (x86_64-*-darwin*): Ditto.
1463 * config/i386/darwin.h (CRTEND_SPEC): New. Add support
1466 2007-06-15 Matthew Wilcox <matthew@wil.cx>
1468 * doc/extend.texi: Document behavior of __attribute__((aligned))
1471 2007-06-15 Mark Mitchell <mark@codesourcery.com>
1473 * rtlanal.c (note_stores): Improve documentation.
1475 2007-06-15 Bernd Schmidt <bernd.schmidt@analog.com>
1477 * config/bfin/elf.h (ASM_GENERATE_INTERNAL_LABEL,
1478 LOCAL_LABEL_PREFIX): Delete.
1479 * config/bfin/bfin.c (TARGET_ASM_INTERNAL_LABEL): Delete.
1480 (bfin_internal_label): Delete.
1482 2007-06-15 Uros Bizjak <ubizjak@gmail.com>
1484 * libgcc2.c (CEXT): When compiling L_multc3 and L_divtc3,
1485 define to "l" if LIBGCC_LONG_DOUBLE_SIZE == 128,
1486 otherwise define to LIBGCC2_TF_CEXT.
1487 * config/i386/linux64.h (LIBGCC2_HAS_TF_MODE): New define.
1488 (LIBGCC_TF_CEXT): Ditto.
1491 2007-06-14 Seongbae Park <seongbae.park@gmail.com>
1493 PR rtl-optimization/32339
1494 * df-scan.c (df_uses_record): Don't modify flags but just add to
1495 it for df_ref_record.
1497 2007-06-14 Andrew Pinski <andrew_pinski@playstation.sony.com>
1499 * tree-mudflap.c: Fix whitespace issues.
1501 2007-06-15 Kazu Hirata <kazu@codesourcery.com>
1503 * config/m68k/m68k.c (ASM_DOT, ASM_DOTW, ASM_DOTL): Remove.
1505 2007-06-14 Eric Christopher <echristo@apple.com>
1507 * config/i386/sse.md (movdi_to_sse): Rewrite body.
1508 (movv4sf): Use gcc_unreachable instead of abort.
1510 2007-06-14 Uros Bizjak <ubizjak@gmail.com>
1513 * config/i386/sfp-machine.h (CMPtype): New define.
1514 (mach stubs): Use CMPtype instead of int as a return type.
1516 2007-06-14 Uros Bizjak <ubizjak@gmail.com>
1518 * config/soft-fp/eqdf2.c, config/soft-fp/eqsf2.c,
1519 config/soft-fp/eqtf2.c, config/soft-fp/gedf2.c,
1520 config/soft-fp/gesf2.c, config/soft-fp/getf2.c,
1521 config/soft-fp/ledf2.c, config/soft-fp/lesf2.c,
1522 config/soft-fp/letf2.c, config/soft-fp/unorddf2.c,
1523 config/soft-fp/unordsf2.c, config/soft-fp/unordtf2.c,
1524 config/soft-fp/soft-fp.h: Update from glibc CVS.
1526 2007-06-14 Bernd Schmidt <bernd.schmidt@analog.com>
1528 * config/bfin/uclinux.h (MFWRAP_SPEC): New.
1530 2007-06-14 Rask Ingemann Lambertsen <rask@sygehus.dk>
1533 * config/v850/v850.c: Include dataflow header file.
1534 (substitute_ep_register): Fix typo.
1536 2007-06-14 Paolo Bonzini <bonzini@gnu.org>
1538 * configure.ac: Fix earlier checkin.
1539 * configure: Regenerated.
1541 2007-06-14 Paolo Bonzini <bonzini@gnu.org>
1543 * acinclude.m4 (gcc_AC_CHECK_PROG_VER): Remove.
1544 * aclocal.m4: Regenerate.
1545 * configure.ac: Use ACX_PROG_CC_WARNING_OPTS,
1546 ACX_PROG_CC_WARNINGS_ARE_ERRORS,
1547 ACX_PROG_CC_WARNING_ALMOST_PEDANTIC, ACX_CHECK_PROG_VER.
1548 * configure: Regenerate.
1549 * Makefile.in (LOOSE_WARN): Subst loose_warn.
1551 * Makefile.in (quickstrap): Build libgcc too.
1553 2007-06-14 Paolo Bonzini <bonzini@gnu.org>
1555 * configure.ac: Add --enable-checking=df. Explicitly mention that
1556 the variables are initialized as for "release".
1557 * df-core.c: Use it.
1558 * configure: Regenerate.
1559 * config.in: Regenerate.
1561 2007-06-14 Bob Wilson <bob.wilson@acm.org>
1563 * config/xtensa/xtensa.c (xtensa_expand_nonlocal_goto): Use
1564 validate_replace_rtx instead of replace_rtx.
1565 (xtensa_expand_prologue): Call df_insn_rescan after replace_rtx.
1567 2007-06-14 Danny Smith <dannysmith@users.sourceforge.net>
1569 * config/i386/cygming.h (DWARF_FRAME_REGNUM): Define.
1570 (DWARF2_UNWIND_INFO): Override default if configured with
1572 * config/i386/cygwin.h (STARTFILE_SPEC): Add crtbegin.o.
1573 (ENDFILE_SPEC): Add crtend.o.
1574 * config/i386/mingw32.h (STARTFILE_SEC): Add crtbegin.o.
1575 (ENDFILE_SPEC): Add crtend.o.
1576 (TARGET_USE_JCR_SECTION): Define.
1577 (MD_UNWIND_SUPPORT): Define for 32-bit target.
1579 * config/i386/cygming-crtbegin.c: New file.
1580 * config/i386/cygming-crtend.c: New file.
1582 2007-06-14 Pascal Obry Pascal Obry <obry@adacore.com>
1584 * config/i386/w32-unwind.h: New file.
1586 2007-06-13 Eric Christopher <echristo@apple.com>
1588 * config/i386/darwin.h (PREFERRED_STACK_BOUNDARY): Don't let
1589 the user set a value below STACK_BOUNDARY.
1591 2007-06-13 Thiemo Seufer <ths@networkno.de>
1593 * config/mips/linux.h, config/mips/linux64.h (LIB_SPEC): Always
1594 imply -lpthread for -pthread.
1596 2007-06-13 Kazu Hirata <kazu@codesourcery.com>
1598 * basic-block.h: Remove the prototype for
1599 free_basic_block_vars.
1600 * cfglayout.h: Remove the prototype for
1601 insn_locators_initialize.
1602 * tree.h: Remove the prototype for emit_line_note.
1604 * tree-ssa-pre.c (mergephitemp): Remove.
1605 (init_pre): Don't use mergephitemp.
1607 2007-06-13 Eric Christopher <echristo@apple.com>
1609 * config/i386/i386.c (override_options): If we've specified
1610 an arch then don't use TARGET_SUBTARGET_ISA_DEFAULTs.
1612 2007-06-13 Bob Wilson <bob.wilson@acm.org>
1614 * df-scan.c (df_get_entry_block_def_set): Check if STATIC_CHAIN_REGNUM
1617 2007-06-13 Bernd Schmidt <bernd.schmidt@analog.com>
1619 * config/bfin/bfin.h (EH_RETURN_HANDLER_RTX): Use gen_frame_mem.
1620 * config/bfin/bfin.md (UNSPEC_VOLATILE_STORE_EH_HANDLER): New constant.
1621 (eh_store_handler): New pattern.
1622 (eh_return): Emit it instead of a plain move.
1624 2007-06-13 Uros Bizjak <ubizjak@gmail.com>
1626 * config/i386/i386.c (ix86_init_mmx_sse_builtins)
1627 [__builtin_infq, __builtin_fabsq]: Define usign def_builtin.
1628 [__builtin_ia32_rsqrtps, __builtin_ia32_rsqrtss]: Define using
1631 2007-06-13 Bernd Schmidt <bernd.schmidt@analog.com>
1633 * config/bfin/bfin.c (gen_one_bundle): Delete unused local variables.
1634 (find_next_insn_start, find_load): New functions.
1635 (bfin_reorg): Use them to deal with the fact that parallel insns are
1636 no longer represented as a SEQUENCE.
1638 2007-06-13 Eric Botcazou <ebotcazou@libertysurf.fr>
1640 * config/sparc/sparc.c (sparc_override_options): Initialize
1643 2007-06-13 Dave Korn <dave.korn@artimi.com>
1645 * config/i386/i386.c (ix86_eax_live_at_start_p): Use
1648 2007-06-13 Kazu Hirata <kazu@codesourcery.com>
1650 * auto-inc-dec.c, c-incpath.c, config/c4x/libgcc.S,
1651 config/sh/divcost-analysis, dbgcnt.def, df-core.c,
1652 df-problems.c, df-scan.c, df.h, dominance.c, dse.c, regstat.c,
1653 tree-data-ref.c, tree-ssa-loop-im.c, tree-ssa-loop-prefetch.c,
1654 tree-vect-transform.c: Fix comment typos. Follow spelling
1657 2007-06-12 Seongbae Park <seongbae.park@gmail.com>
1659 * df-scan.c (df_get_exit-block_use_set): Always add the stack pointer
1660 to the exit block use set.
1661 (df_insn_delete, df_insn_rescan): Fixed spelling of "deferring".
1662 * gcse.c (cpro_jump): Don't emit barrier in cfglayout mode.
1663 * config/sparc/sparc.c (sparc_check_64): Check df != NULL.
1665 2007-06-12 Seongbae Park <seongbae.park@gmail.com>
1667 * opts.c (common_handle_option): Handle new option -fdbg-cnt-list.
1668 * dbgcnt.c (dbg_cnt_set_limit_by_name): Return value
1669 to indicate an error.
1670 (dbg_cnt_process_single_pair, dbg_cnt_list_all_counters): New functions
1671 (dbg_cnt_process_opt): Print an error on a bad argument.
1672 * dbgcnt.h (dbg_cnt_list_all_counters): New function declaration.
1673 * common.opt (-fdbg-cnt-list): New.
1674 * doc/invoke.texi (-fdbg-cnt-list,-fdbg-cnt=): New.
1676 2007-06-12 Eric Botcazou <ebotcazou@adacore.com>
1678 * tree-ssa-alias.c (finalize_ref_all_pointers): Clear pt_anything
1679 flag on ref-all pointers.
1681 2007-06-12 Andrew Pinski <andrew_pinski@playstation.sony.com>
1684 * expr.c (expand_expr_addr_expr_1): Call expand_expr
1685 for the offset with the modifier as EXPAND_INITIALIZER
1686 if the modifier is EXPAND_INITIALIZER.
1687 (expand_expr_real_1 <case INTEGER_CST>): Don't force to
1688 a register if we had an overflow.
1690 2007-06-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1692 * real.c (real_isfinite): New.
1693 (real_sqrt): Use it.
1694 * real.h (real_isfinite): New.
1695 * builtins.c: Use it.
1697 2007-06-12 Ian Lance Taylor <iant@google.com>
1698 Daniel Berlin <dberlin@dberlin.org>
1701 * tree.def: Add CHANGE_DYNAMIC_TYPE_EXPR.
1702 * tree.h (CHANGE_DYNAMIC_TYPE_NEW_TYPE): Define.
1703 (CHANGE_DYNAMIC_TYPE_LOCATION): Define.
1704 (DECL_NO_TBAA_P): Define.
1705 (struct tree_decl_common): Add no_tbaa_flag field.
1706 * tree-ssa-structalias.c (struct variable_info): Add
1707 no_tbaa_pruning field.
1708 (new_var_info): Initialize no_tbaa_pruning field.
1709 (unify_nodes): Copy no_tbaa_pruning field.
1710 (find_func_aliases): Handle CHANGE_DYNAMIC_TYPE_EXPR.
1711 (dump_solution_for_var): Print no_tbaa_pruning flag.
1712 (set_uids_in_ptset): Add no_tbaa_pruning parameter. Change all
1714 (compute_tbaa_pruning): New static function.
1715 (compute_points_to_sets): Remove CHANGE_DYNAMIC_TYPE_EXPR nodes.
1716 Call compute_tbaa_pruning.
1717 * tree-ssa-alias.c (may_alias_p): Test no_tbaa_flag for pointers.
1718 * gimplify.c (gimplify_expr): Handle CHANGE_DYNAMIC_TYPE_EXPR.
1719 * gimple-low.c (lower_stmt): Likewise.
1720 * tree-gimple.c (is_gimple_stmt): Likewise.
1721 * tree-ssa-operands.c (get_expr_operands): Likewise.
1722 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Likewise.
1723 * tree-inline.c (estimate_num_insns_1): Likewise.
1724 (copy_result_decl_to_var): Likewise.
1725 * expr.c (expand_expr_real_1): Likewise.
1726 * tree-pretty-print.c (dump_generic_node): Likewise.
1727 * tree-inline.c (copy_decl_to_var): Copy DECL_NO_TBAA_P flag.
1728 * omp-low.c (omp_copy_decl_2): Likewise.
1729 * print-tree.c (print_node): Print DECL_NO_TBAA_P flag.
1730 * doc/c-tree.texi (Expression trees): Document
1731 CHANGE_DYNAMIC_TYPE_EXPR.
1733 2007-06-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1735 * fold-const.c (fold_binary): Guard (X-X) -> 0 transformation
1736 with !HONOR_NANS and !HONOR_INFINITIES.
1737 * simplify-rtx.c (simplify_binary_operation_1): Likewise.
1739 2007-06-12 Tristan Gingold <gingold@adacore.com>
1741 * gcov.c: Comments updated.
1742 (source_info): Add file_time field.
1743 (source_index): New variable.
1744 (mutiple_files): New variable.
1745 (generate_results): New function extracted from process_file.
1746 (process_file): Save and restore chain of functions, generate
1747 results and free structures only if not merging results.
1748 (release_structures): File names are now freed in create_file_names
1749 (create_file_names): Free previous file names.
1750 (find_source): File date is now read here and modifications in
1751 source files is checked here.
1752 (read_graph_file): Only reverse order of functions for the current
1754 (make_gcov_file_name): Do not generate long names if input_name is
1756 (output_lines): If merging results do not display graph, data and
1758 Checking source file modification is done in find_source.
1760 * doc/gcov.texi: Append an s to sourcefile.
1762 2007-06-12 Bernd Schmidt <bernd.schmidt@analog.com>
1764 * config/bfin/bfin.md (UNSPEC_NOP): New constant.
1765 (forced_nop): New pattern.
1766 * config/bfin/bfin.c: Include "df.h".
1767 (add_to_reg): Use df_regs_ever_live_p instead of regs_ever_live.
1768 (bfin_discover_loop): Use df_get_live_in instead of
1769 global_live_at_start.
1770 (bfin_reorder_loops): Pass 0 to cfg_layout_initialize. Call
1771 df_analyze when done.
1772 (gen_one_bundle): Don't generate SEQUENCE insns, just put modes on
1773 the insns. Use QImode for the final insn in a bundle. Call
1774 df_insn_rescan on generated NOPs; use gen_forced_nop instead of
1776 (reorder_var_tracking_notes): New function.
1777 (bfin_reorg): Pass no argument to split_all_insns. Don't call
1778 update_life_info. Call df_analyze after scheduling and bundle
1779 generation. Call reorder_var_tracking_notes if generating these notes.
1780 Call df_finish_pass at the end.
1782 2007-06-12 Dirk Mueller <dmueller@suse.de>
1784 * optabs.c (debug_optab_libfuncs): fix gcc_assert to
1785 a comparison, not an assignment.
1787 2007-06-12 Olivier Hainque <hainque@adacore.com>
1789 * tree-nested.c (convert_local_reference): Handle VIEW_CONVERT_EXPR.
1790 Request walking the subtrees only, leaving the current is_lhs/val_only
1792 (convert_non_local_reference): Likewise.
1794 2007-06-12 Nathan Sidwell <nathan@codesourcery.com>
1796 * config/m68k/m68k-devices.def (52221, 52223, 5253): New.
1798 2007-06-12 Richard Guenther <rguenther@suse.de>
1800 PR tree-optimization/15353
1801 PR tree-optimization/31657
1802 * passes.c (init_optimization_passes): Add pass_tree_ifcombine.
1803 * timevar.def: Add TV_TREE_IFCOMBINE.
1804 * tree-pass.h (pass_tree_ifcombine): Declare.
1805 * tree-ssa-ifcombine.c: New file.
1806 * tree-ssa-phiopt.c (blocks_in_phiopt_order): Export.
1807 * tree-flow.h (blocks_in_phiopt_order): Declare.
1808 * Makefile.in (OBJS-common): Add tree-ssa-ifcombine.o.
1809 (tree-ssa-ifcombine.o): New dependencies.
1811 2007-06-12 Uros Bizjak <ubizjak@gmail.com>
1813 PR rtl-optimization/32293
1814 * combine.c (simplify_if_then_else): Truncate return from
1815 nonzero_bits() to correct mode.
1817 2007-06-12 Uros Bizjak <ubizjak@gmail.com>
1819 * fold-const (fold_binary) [RDIV_EXPR]: Also optimize a/cbrt(b/c)
1820 into a*cbrt(c/b) if flag_unsafe_math_optimizations is set.
1822 2007-06-11 Diego Novillo <dnovillo@google.com>
1824 * Makefile.in (reload1.o-warn): Remove.
1826 2007-06-11 Seongbae Park <seongbae.park@gmail.com>
1828 * combine.c (subst): Use reg_overlap_mentioned_p
1829 instead of comparing register numbers directly.
1831 2007-06-11 Kenneth Zadeck <zadeck@naturalbridge.com>
1833 * reload1.c (mark_home_live_1): Use the mode parameter.
1835 2007-06-11 Kenneth Zadeck <zadeck@naturalbridge.com>
1837 * df-scan.c (df_insn_delete, df_insn_rescan, df_insn_rescan_all,
1838 df_process_deferred_rescans, df_notes_rescan): Fixed spelling of
1842 2007-06-11 Daniel Berlin <dberlin@dberlin.org>
1844 * Merge dataflow-branch into mainline (see ChangeLog.dataflow)
1846 2007-06-11 Uros Bizjak <ubizjak@gmail.com>
1848 * config/i386/i386.md ("*movtf_internal): Penalize moves to and
1849 from integer registers.
1850 (FP mode splitters): Handle TFmode.
1852 2007-06-11 Eric Botcazou <ebotcazou@adacore.com>
1854 * tree-ssa-structalias.c (find_what_p_points_to): Return false
1855 for ref-all pointers that point-to anything.
1857 2007-06-11 Joseph Myers <joseph@codesourcery.com>
1859 * config/arm/arm.c (arm_output_dwarf_dtprel,
1860 TARGET_ASM_OUTPUT_DWARF_DTPREL): New.
1862 2007-06-11 Bernd Schmidt <bernd.schmidt@analog.com>
1864 * config/bfin/bfin.md (movdi_insn, movsi_insn, movv2hi_insn,
1865 movhi_insn, movqi_insn, movsf_insn, movdf_insn): Don't allow constant
1868 2007-06-11 Rafael Avila de Espindola <espindola@google.com>
1870 * gcc/tree.c (signed_or_unsigned_type_for): New.
1871 (unsigned_type_for): Use signed_or_unsigned_type_for.
1872 (signed_type_for): Use signed_or_unsigned_type_for.
1873 * gcc/tree.h (signed_or_unsigned_type_for): New.
1874 (get_signed_or_unsigned_type): Remove.
1875 * gcc/fold-const.c (fold_negate_expr): Use signed_type_for instead of
1876 lang_hooks.types.signed_type
1877 (size_diffop): Likewise.
1878 (all_ones_mask_p): Likewise.
1879 (build_range_check): Likewise.
1880 (fold_cond_expr_with_comparison): Likewise.
1881 (fold_cond_expr_with_comparison): Likewise.
1882 (unextend): Likewise.
1883 (extract_muldiv_1): Likewise.
1884 (fold_single_bit_test_into_sign_test): Likewise.
1885 (fold_binary): Likewise.
1886 (fold_ternary): Likewise.
1887 (operand_equal_for_comparison_p): Use signed_or_unsigned_type_for
1888 instead of get_signed_or_unsigned_type.
1889 * gcc/c-objc-common.h (LANG_HOOKS_SIGNED_TYPE): Remove.
1890 (LANG_HOOKS_SIGNED_OR_UNSIGNED_TYPE): Remove.
1891 * gcc/expr.c (signed_or_unsigned_type_for): Use
1892 signed_or_unsigned_type_for instead of get_signed_or_unsigned_type.
1893 * gcc/langhooks.c (get_signed_or_unsigned_type): Remove.
1894 (lhd_signed_or_unsigned_type): Remove.
1895 * gcc/langhooks.h (lang_hooks_for_types): Remove signed_type and
1896 signed_or_unsigned_type.
1897 (lhd_signed_or_unsigned_type): Remove.
1898 * gcc/expmed.c (make_tree): Use signed_type_for instead of
1899 lang_hooks.types.signed_type.
1900 * gcc/c-common.c (same_scalar_type_ignoring_signedness): Use
1901 c_common_signed_type instead of lang_hooks.types.signed_type.
1902 (c_common_unsigned_type): New.
1903 (c_common_signed_type): Just call c_common_signed_or_unsigned_type.
1904 (shorten_compare): Use c_common_unsigned_type instead of
1905 c_common_signed_or_unsigned_type.
1906 (c_common_nodes_and_builtins): Use c_common_unsigned_type instead of
1908 * gcc/convert.c (convert_to_integer): Use signed_type_for instead of
1909 lang_hooks.types.signed_type.
1910 * gcc/langhooks-def.h (LANG_HOOKS_SIGNED_OR_UNSIGNED_TYPE): Remove.
1911 (LANG_HOOK_FOR_TYPES_INITIALIZER): Remove LANG_HOOKS_SIGNED_TYPE and
1912 LANG_HOOKS_SIGNED_OR_UNSIGNED_TYPE.
1913 * gcc/c-format.c (check_format_types): Use c_common_unsigned_type
1914 instead of unsigned_type_for.
1915 * gcc/c-decl.c (groakdeclarator): Likewise.
1916 * gcc/c-typeck.c (convert_for_assignment): Likewise.
1917 * gcc/c-common.h (c_common_unsigned_type): New.
1919 2007-06-11 Uros Bizjak <ubizjak@gmail.com>
1922 * config/i386/sse.md ("sse2_ashlti", "sse2_lshrti3"): Move ...
1923 * config/i386/i386.md ("sse2_ashlti", "sse2_lshrti3"): ... to here.
1925 2007-06-11 Uros Bizjak <ubizjak@gmail.com>
1928 * fold-const (fold_binary) [RDIV_EXPR]: Optimize a/sqrt(b/c)
1929 into a*sqrt(c/b) if flag_unsafe_math_optimizations is set.
1931 2007-06-10 Jan Sjodin <jan.sjodin@amd.com>
1932 Sebastian Pop <sebpop@gmail.com>
1934 * lambda-code.c (remove_iv): New.
1935 (lambda_loopnest_to_gcc_loopnest): Use remove_iv.
1937 2007-06-10 Zdenek Dvorak <dvorakz@suse.cz>
1939 * tree-data-ref.c (dr_analyze_alias): Handle case smt is NULL.
1940 * tree-predcom.c (mark_virtual_ops_for_renaming): Exported.
1941 * tree-ssa-loop-prefetch.c: Include optabs.h.
1942 (FENCE_FOLLOWING_MOVNT): New macro.
1943 (struct mem_ref): Add independent_p and storent_p fields.
1944 (record_ref): Initalize the new fields.
1945 (gather_memory_references_ref): Return true if the reference
1947 (gather_memory_references): Check whether all memory accesses
1948 in loop were recorded.
1949 (should_issue_prefetch_p): Return false for nontemporal stores.
1950 (nontemporal_store_p, mark_nontemporal_store, emit_mfence_after_loop,
1951 may_use_storent_in_loop_p, mark_nontemporal_stores): New functions.
1952 (determine_loop_nest_reuse): Detect independent memory references.
1953 (loop_prefetch_arrays): Call mark_nontemporal_stores.
1954 * tree-flow.h (mark_virtual_ops_for_renaming): Declare.
1955 * Makefile.in (tree-ssa-loop-prefetch.o): Add OPTABS_H dependency.
1956 * config/i386/i386.h (x86_mfence): Declare.
1957 (FENCE_FOLLOWING_MOVNT): Return x86_mfence.
1958 * config/i386/i386.c (x86_mfence): New variable.
1959 (ix86_init_mmx_sse_builtins): Initialize x86_mfence.
1961 * tree-pretty-print.c (dump_generic_node): Mark nontemporal stores.
1962 * optabs.c (init_optabs): Initialize storent_optab.
1963 * optabs.h (enum optab_index): Add OTI_storent.
1964 (storent_optab): Declare.
1965 * genopinit.c (optabs): Add initialization for storent_optab.
1966 * tree.h (MOVE_NONTEMPORAL): New macro.
1967 * expr.c (expand_assignment, store_expr, store_constructor_field,
1968 store_constructor, store_field, expand_expr_real_1): Propagate
1969 nontemporality of the expanded store.
1970 (emit_storent_insn): New function.
1971 * expr.h (expand_assignment, store_expr): Declaration changed.
1972 * function.c (assign_parm_setup_reg): Pass false as nontemporality
1973 to expand_assignment.
1974 * stmt.c (expand_asm_expr): Ditto.
1975 * calls.c (initialize_argument_information): Pass false as
1976 nontemporality to store_expr.
1977 * config/i386/sse.md (storentv4sf, storentv2df, storentv2di,
1980 2007-06-09 Daniel Berlin <dberlin@dberlin.org>
1982 * tree-ssa-structalias.c (set_uids_in_ptset): Add is_deref'd
1984 (find_what_p_points_to): Pass new parameter to set_uids_in_ptset.
1986 2007-06-09 Daniel Berlin <dberlin@dberlin.org>
1988 * tree-data-ref.c (dr_may_alias_p): Check that decl_a != decl_b,
1989 and allow DECL_P here.
1991 2007-06-09 Zdenek Dvorak <dvorakz@suse.cz>
1993 * tree-scalar-evolution.c (follow_ssa_edge_in_rhs,
1994 follow_ssa_edge_in_condition_phi, follow_ssa_edge): Keep more precise
1995 track of the size of the expression.
1996 * cfghooks.c (merge_blocks): Remove block from loops structure only
1997 after call of the merge_blocks hook.
1999 2007-06-09 Tom Tromey <tromey@redhat.com>
2001 * c-decl.c (grokdeclarator): Added 'deprecated_state' argument.
2002 (deprecated_state): Removed.
2003 (start_decl): Update.
2004 (enum deprecated_states): Moved earlier.
2005 (groktypename): Update.
2006 (push_parm_decl): Likewise.
2007 (grokfield): Likewise.
2008 (start_function): Likewise.
2010 2007-06-09 Ian Lance Taylor <iant@google.com>
2012 PR tree-optimization/32169
2013 * tree-vrp.c (extract_range_from_unary_expr): For NOP_EXPR and
2014 CONVERT_EXPR, check whether min and max both converted to an
2015 overflow infinity representation.
2017 2007-06-08 Eric Botcazou <ebotcazou@adacore.com>
2019 * reload1.c (fixup_abnormal_edges): Clear bb field for insns
2020 not inserted on the edge.
2022 2007-06-08 Bob Wilson <bob.wilson@acm.org>
2024 * config/xtensa/lib1funcs.asm (__udivsi3): Use hardware divide
2025 instructions if they are supported.
2026 (__divsi3, __umodsi3, __modsi3): Likewise.
2027 (__ashldi3, __ashrdi3, __lshrdi3): New.
2028 * config/xtensa/t-xtensa (LIB1ASMFUNCS): Add DImode shift functions.
2030 2007-06-08 Harsha Jagasia <harsha.jagasia@amd.com>
2031 Tony Linthicum <tony.linthicum@amd.com>
2033 * doc/extend.texi: Add fvect-cost-model flag.
2034 * common.opt (fvect-cost-model): New flag.
2035 * tree-vectorizer.c (new_stmt_vec_info): Initialize inside and outside
2036 cost fields in stmt_vec_info struct for STMT.
2037 * tree-vectorizer.h (stmt_vec_info): Define inside and outside cost
2038 fields in stmt_vec_info struct and access functions for the same.
2039 (TARG_COND_BRANCH_COST): Define cost of conditional branch.
2040 (TARG_VEC_STMT_COST): Define cost of any vector operation, excluding
2041 load, store and vector to scalar operation.
2042 (TARG_VEC_TO_SCALAR_COST): Define cost of vector to scalar operation.
2043 (TARG_VEC_LOAD_COST): Define cost of aligned vector load.
2044 (TARG_VEC_UNALIGNED_LOAD_COST): Define cost of misasligned vector load.
2045 (TARG_VEC_STORE_COST): Define cost of vector store.
2046 (vect_estimate_min_profitable_iters): Define new function.
2047 * tree-vect-analyze.c (vect_analyze_operations): Add a compile-time
2048 check to evaluate if loop iterations are less than minimum profitable
2049 iterations determined by cost model or minimum vect loop bound defined
2050 by user, whichever is more conservative.
2051 * tree-vect-transform.c (vect_do_peeling_for_loop_bound): Add a
2052 run-time check to evaluate if loop iterations are less than minimum
2053 profitable iterations determined by cost model or minimum vect loop
2054 bound defined by user, whichever is more conservative.
2055 (vect_estimate_min_profitable_iterations): New function to estimate
2056 mimimimum iterartions required for vector version of loop to be
2057 profitable over scalar version.
2058 (vect_model_reduction_cost): New function.
2059 (vect_model_induction_cost): New function.
2060 (vect_model_simple_cost): New function.
2061 (vect_cost_strided_group_size): New function.
2062 (vect_model_store_cost): New function.
2063 (vect_model_load_cost): New function.
2064 (vectorizable_reduction): Call vect_model_reduction_cost during
2066 (vectorizable_induction): Call vect_model_induction_cost during
2068 (vectorizable_load): Call vect_model_load_cost during analysis phase.
2069 (vectorizable_store): Call vect_model_store_cost during analysis phase.
2070 (vectorizable_call, vectorizable_assignment, vectorizable_operation,
2071 vectorizable_promotion, vectorizable_demotion): Call
2072 vect_model_simple_cost during analysis phase.
2074 2007-06-08 Simon Baldwin <simonb@google.com>
2076 * reg-stack.c (get_true_reg): Readability change. Moved default case
2077 label into direct switch statement scope.
2079 2007-06-08 Simon Baldwin <simonb@google.com>
2081 * tree-flow-inline.h (var_ann): Replaced erroneous '=' assignment
2082 in gcc_assert() with '==' comparison.
2084 2007-06-08 Uros Bizjak <ubizjak@gmail.com>
2086 * config/i386/i386.c (override_options): Merge TARGET_SSE4_2 and
2087 TARGET_ABM handling of x86_popcnt variable.
2089 2007-06-08 Uros Bizjak <ubizjak@gmail.com>
2091 * doc/extend.texi (X86 Built-in Functions): Document __builtin_fabsq,
2092 __builtin_copysignq and __builtin_infq built-in functions.
2094 2007-06-08 Uros Bizjak <ubizjak@gmail.com>
2096 * doc/extend.texi (X86 Built-in Functions): Add missing `@item's in
2097 SSE4.2 section. Correct built-in function names in SSE4A section.
2099 2007-06-08 Uros Bizjak <ubizjak@gmail.com>
2101 PR tree-optimization/32243
2102 * tree-vect-transform.c (vectorizable_type_promotion): Move check
2103 for ncopies after ratio check between nunits_out and nunits_in.
2104 (vectorizable_type_demotion): Remove single-use variable "scalar_type".
2106 2007-06-08 Dorit Nuzman <dorit@il.ibm.com>
2108 PR tree-optimization/32224
2109 * tree-vect-analyze.c (vect_determine_vectorization_factor): Fail
2110 vectorization upon a non GIMPLE_MODIFY_STMT.
2112 2007-06-08 Christian Bruel <christian.bruel@st.com>
2115 * config/sh/sh.md (doloop_end): New pattern and splitter.
2116 * loop-iv.c (simple_rhs_p): Check for hardware registers.
2118 2007-06-08 Zdenek Dvorak <dvorakz@suse.cz>
2121 * dominance.c (debug_dominance_tree, debug_dominance_tree_1): New
2123 (verify_dominators): Do not change dominance tree.
2125 2007-06-08 Kaz Kojima <kkojima@gcc.gnu.org>
2127 * config/sh/constraints.md: New file.
2128 * config/sh/sh.c: Include tm-constrs.h.
2129 (reg_class_from_letter): Remove.
2130 (prepare_cbranch_operands): Use satisfies_constraint_*
2131 function instead of macro.
2132 (andcosts, broken_move, sh_secondary_reload): Likewise.
2133 * config/sh/predicates.md (trapping_target_operand): Likewise.
2134 (and_operand, arith_operand, arith_reg_or_0_operand,
2135 cmp_operand, logical_operand, target_operand,
2136 ua_address_operand, ua_offset, xor_operand): Likewise.
2137 * config/sh/sh.md: Include constraints.md.
2138 (*movsicc_t_false): Use satisfies_constraint_* function
2140 (*movsicc_t_true, ashlsi3_std, ashlhi3_k, lshrsi3_m,
2141 lshrsi3_k, movsi_const_16bit+2, *movhi_media+1,
2142 movdi_const_16bit+1, beq, bne, *ptb): Likewise.
2143 * config/sh/sh.h (reg_class_from_letter): Remove prototype.
2144 (OVERRIDE_OPTIONS): Don't modify reg_class_from_letter.
2145 (REG_CLASS_FROM_CONSTRAINT): Remove.
2146 (CONSTRAINT_LEN, CONST_OK_FOR_I20, CONST_OK_FOR_I,
2147 CONST_OK_FOR_J, CONST_OK_FOR_K16, CONST_OK_FOR_K,
2148 CONST_OK_FOR_P27, CONST_OK_FOR_P, CONST_OK_FOR_M,
2149 CONST_OK_FOR_N, CONST_OK_FOR_CONSTRAINT_P,
2150 CONST_DOUBLE_OK_FOR_LETTER_P): Likewise.
2151 (SECONDARY_INOUT_RELOAD_CLASS): Use satisfies_constraint_*
2152 function instead of macro.
2153 (SECONDARY_INPUT_RELOAD_CLASS): Likewise.
2154 (EXTRA_CONSTRAINT_Q, EXTRA_CONSTRAINT_A,
2155 EXTRA_CONSTRAINT_Bsc, EXTRA_CONSTRAINT_B,
2156 EXTRA_CONSTRAINT_Css, EXTRA_CONSTRAINT_Csu): Remove.
2157 (IS_PC_RELATIVE_LOAD_ADDR_P): New macro.
2158 (IS_LITERAL_OR_SYMBOLIC_S16_P): Likewise.
2159 (IS_LITERAL_OR_SYMBOLIC_U16_P): Likewise.
2160 (IS_NON_EXPLICIT_CONSTANT_P): Likewise.
2161 (EXTRA_CONSTRAINT_Csy, EXTRA_CONSTRAINT_Z, EXTRA_CONSTRAINT_W,
2162 EXTRA_CONSTRAINT_Cpg, EXTRA_CONSTRAINT_C,
2163 EXTRA_MEMORY_CONSTRAINT, EXTRA_CONSTRAINT_Sr0,
2164 EXTRA_CONSTRAINT_Sua, EXTRA_CONSTRAINT_S,
2165 EXTRA_CONSTRAINT_STR): Likewise.
2166 (GO_IF_LEGITIMATE_INDEX): Fix indentation.
2168 2007-06-07 Geoffrey Keating <geoffk@apple.com>
2170 * config/i386/darwin.h (STACK_BOUNDARY): Define.
2172 2007-06-07 Simon Martin <simartin@users.sourceforge.net>
2175 * c-common.h (flag_cpp0x): Replaced by...
2176 (cxx_dialect): ... this new variable specifying the C++ dialect that
2178 * c-common.c (flag_cpp0x): Removed.
2179 (cxx_dialect): Defined.
2180 * c-cppbuiltin.c (c_cpp_builtins): flag_cpp0x rewritten in terms of
2182 * c-opts.c (c_common_post_options): Likewise.
2183 (set_std_cxx98): Set cxx_dialect to cxx98.
2184 (set_std_cxx0x): Set cxx_dialect to cxx0x.
2186 2007-06-07 Geoffrey Keating <geoffk@apple.com>
2187 Hui-May Chang <hm.chang@apple.com>
2189 * doc/invoke.texi (Darwin Options): Update documentation for
2190 -mmacosx-version-min.
2191 * config.gcc (*-*-darwin*): Set extra_gcc_objs.
2192 * config/darwin-driver.c: New file.
2193 * config/darwin.h (GCC_DRIVER_HOST_INITIALIZATION): New.
2194 * config/t-darwin (darwin-driver.o): New rule.
2196 * config/darwin-c.c (version_as_macro): Ignore low digit.
2198 2007-06-07 Uros Bizjak <ubizjak@gmail.com>
2200 * config/i386/i386.md (standard sse constant splitter): Handle TFmode.
2201 (negtf2, abstf2, *absnegtf2_sse): New insn patterns.
2202 (CSGNMODE): New mode macro.
2203 (CSGNVMODE): New mode attribute.
2204 (copysign<mode>3): Rename from copysingsf3 and copysigndf3. Macroize
2205 expander using CSGNMODE mode macro. Handle TFmode.
2206 (copysign<mode>3_const): Rename from copysignsf3_const and
2207 copysigndf3_const. Macroize pattern using CSGNMODE mode macro.
2209 (copysign<mode>3_var): Rename from copysignsf3_var and
2210 copysigndf3_var. Macroize pattern using CSGNMODE mode macro.
2212 (copysign<mode>3_var splitter): Macroize pattern using CSGNMODE
2213 mode macro. Handle TFmode.
2214 * config/i386/sse.md (andtf3, *andtf3, *nandtf3): New insn patterns.
2215 (iortf3, *iortf3): Ditto.
2216 (xortf3, *xortf3): Ditto.
2217 * config/i386/i386.c (ix86_build_signbit_mask): Create scalar
2218 TFmode and TImode masks.
2219 (ix86_expand_copysign): Expand TFmode copysign insn.
2220 (IX86_BUILTIN_INFQ): New.
2221 (IX86_BUILTIN_FABSQ): Ditto.
2222 (IX86_BUILTIN_COPYSIGNQ): Ditto.
2223 (ix86_init_mmx_sse_builtins) [__builtin_infq]: New builtin definition.
2224 [__builtin_fabsq]: Ditto.
2225 [__builtin_copysignq]: Ditto.
2226 (ix86_expand_builtin) [IX86_BUILTIN_INFQ]: Expand builtin.
2227 [IX86_BUILTIN_FABSQ]: Expand builtin using ix86_expand_unop_builtin().
2228 [IX86_BUILTIN_COPYSIGNQ]: Expand builtin using
2229 ix86_expand_binop_builtin().
2231 2007-06-07 Bob Wilson <bob.wilson@acm.org>
2233 * config/xtensa/lib1funcs.asm: Clean up whitespace.
2235 2007-06-07 Steve Ellcey <sje@cup.hp.com>
2238 * rtl.h (push_to_sequence2): New.
2239 * emit-rtl.c (push_to_sequence2): New.
2240 * function.c (assign_parm_data_all): Add new fields.
2241 (assign_parm_setup_block): Call push_to_sequence2 instead of
2243 (assign_parm_setup_reg): Ditto.
2244 (assign_parm_setup_stack): Ditto.
2245 (assign_parms_unsplit_complex): Ditto.
2246 (assign_parms): Change field name.
2248 2007-06-07 Zdenek Dvorak <dvorakz@suse.cz>
2250 PR tree-optimization/32220
2251 * tree-predcom.c (eliminate_temp_copies): Handle the case that loop
2252 phi node is reached before defining statement.
2254 2007-06-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
2257 * tree-vect-transform.c (vectorizable_call): Call update_stmt
2258 after changing the right hand side of the assignment.
2260 2007-06-06 Eric Christopher <echristo@apple.com>
2262 * config.gcc (i?86-*-darwin*): Remove arch parameter.
2263 (x86_64-*-darwin*): Ditto.
2264 * config/i386/darwin.h (TARGET_SUBTARGET32_ISA_DEFAULT): Define.
2265 (TARGET_SUBTARGET64_ISA_DEFAULT): Ditto.
2267 2007-06-06 Thomas Neumann <tneumann@users.sourceforge.net>
2269 * tree-ssa-alias-warnings.c (maybe_add_match): Cast according to the
2271 (add_key): Likewise.
2272 * tree-ssa.c (init_tree_ssa): Use type safe memory macros.
2273 * tree-ssa-ccp.c (ccp_fold_builtin): Avoid using C++ keywords as
2275 * tree-ssa-coalesce.c (find_coalesce_pair): Use type safe memory macros.
2276 (add_cost_one_coalesce): Likewise.
2277 * tree-ssa-copy.c (merge_alias_info): Avoid using C++ keywords as
2278 variable names. Rename orig to orig_name for consistency.
2279 * tree-ssa-dom.c (dom_thread_across_edge): Cast according to the coding
2281 (cprop_into_successor_phis): Avoid using C++ keywords as variable names.
2282 (record_equivalences_from_stmt): Likewise.
2283 * tree-ssa-dse.c (dse_initialize_block_local_data): Cast according to
2284 the coding conventions.
2285 (memory_ssa_name_same): Likewise.
2286 (dse_optimize_stmt): Likewise.
2287 (dse_record_phis): Likewise.
2288 (dse_finalize_block): Likewise.
2289 * tree-ssa-loop-im.c (outermost_invariant_loop_expr): Avoid using C++
2290 keywords as variable names.
2291 (may_move_till): Cast according to the coding conventions.
2292 (force_move_till_expr): Avoid using C++ keywords as variable names.
2293 (force_move_till): Cast according to the coding conventions.
2294 (memref_hash): Likewise.
2295 (memref_eq): Likewise.
2296 (gather_mem_refs_stmt): Likewise.
2297 * tree-ssa-loop-ivopts.c (contains_abnormal_ssa_name_p): Avoid using C++
2298 keywords as variable names.
2299 (idx_find_step): Cast according to the coding conventions.
2300 (idx_record_use): Likewise.
2301 (find_depends): Likewise.
2302 (prepare_decl_rtl): Likewise.
2303 (mbc_entry_hash): Likewise.
2304 (mbc_entry_eq): Likewise.
2305 * tree-ssa-loop-niter.c (SWAP): Use the correct the type for tmp.
2306 (simplify_replace_tree): Avoid using C++ keywords as variable names.
2307 (idx_infer_loop_bounds): Cast according to the coding conventions.
2308 * tree-ssa-loop-prefetch.c (idx_analyze_ref): Likewise.
2309 * tree-ssa-math-opts.c (occ_new ): Likwise.
2310 * tree-ssanames.c (duplicate_ssa_name_ptr_info): Use type safe memory
2312 * tree-ssa-operands.c (add_def_op): Avoid using C++ keywords as variable
2314 (add_use_op): Likewise.
2315 (add_vop): Likewise.
2316 (add_vuse_op): Likewise.
2317 (add_vdef_op): Likewise.
2318 (get_expr_operands): Likewise.
2319 (push_stmt_changes): Use type safe memory macros.
2320 * tree-ssa-phiopt.c (replace_phi_edge_with_variable): Avoid using C++
2321 keywords as variable names.
2322 (conditional_replacement): Likewise.
2323 (minmax_replacement): Likewise.
2324 (abs_replacement): Likewise.
2325 * tree-ssa-pre.c (create_expression_by_pieces): Cast according to the
2327 (insert_fake_stores): Avoid using C++ keywords as variable names.
2328 * tree-ssa-reassoc.c (add_to_ops_vec): Cast according to the coding
2330 * tree-ssa-structalias.c (heapvar_lookup): Likewise.
2331 (heapvar_insert): Use type safe memory macros.
2332 (new_var_info): Cast according to the coding conventions.
2333 (new_constraint): Likewise.
2334 (remove_preds_and_fake_succs): Use type safe memory macros.
2335 * tree-ssa-threadupdate.c (thread_block): Cast according to the coding
2337 (thread_single_edge): Likewise.
2338 (thread_through_loop_header): Likewise.
2340 2007-06-06 Eric Christopher <echristo@apple.com>
2342 * config/i386/i386.c (override_options): Move handling
2343 of TARGET_SUBTARGET* earlier.
2345 2007-06-06 Paolo Bonzini <bonzini@gnu.org>
2347 * genmodes.c (tagged_printf, emit_insn_modes_h): Don't
2350 2007-06-06 Zdenek Dvorak <dvorakz@suse.cz>
2352 * haifa-sched.c (restore_bb_notes): Clear bb field of the notes
2353 emited outside of basic block.
2354 * cfgbuild.c (find_bb_boundaries): Clear bb field for insns between
2356 * rtl.h (delete_insn_chain): Declaration changed.
2357 * cfgrtl.c (delete_insn_chain): Add option to clear bb field for
2359 (rtl_delete_block, rtl_merge_blocks): Pass true to delete_insn_chain.
2360 (delete_insn_chain_and_edges, try_redirect_by_replacing_jump,
2361 rtl_tidy_fallthru_edge, cfg_layout_merge_blocks): Pass false
2362 to delete_insn_chain.
2363 (rtl_verify_flow_info_1): Verify that the insns in header and footer
2364 do not have bb field set.
2365 (rtl_verify_flow_info): Verify that insns between basic blocks do not
2367 * recog.c (peephole2_optimize): Add argument to delete_insn_chain call.
2368 * cfgcleanup.c (try_optimize_cfg): Ditto.
2370 2007-06-06 Thomas Neumann <tneumann@users.sourceforge.net>
2372 * lambda-code.c (struct lambda_lattice_s): Add a name to the struct.
2373 (lambda_body_vector_new): Use type safe memory macros.
2374 (lambda_linear_expression_new): Likewise.
2375 (lambda_loopnest_new): Likewise.
2376 (lambda_lattice_new): Likewise.
2377 (replace_uses_equiv_to_x_with_y): Cast according to the coding
2378 conventions. Use type safe memory macros.
2379 * lambda.h (struct lambda_trans_matrix_s): Add a name to the struct.
2380 (lambda_body_vector_s): Likewise.
2381 * lambda-mat.c (lambda_matrix_new): Use type safe memory macros.
2382 * lambda-trans.c (lambda_trans_matrix_new): Likewise.
2384 2007-06-06 Richard Guenther <rguenther@suse.de>
2386 * tree-ssa-forwprop.c (forward_propagate_into_cond): Return 2
2387 if we need to schedule cfg_cleanup.
2388 (tree_ssa_forward_propagate_single_use_vars): Do so.
2390 2007-06-06 Ian Lance Taylor <iant@google.com>
2392 * fold-const.c (merge_ranges): If range_successor or
2393 range_predecessor fail, just return 0.
2395 2007-06-06 Uros Bizjak <ubizjak@gmail.com>
2397 PR tree-optimization/32216
2398 * tree-vectorizer.c (supportable_widening_operation): Determine
2399 signedness of FIX_TRUNC_EXPR from output operand.
2400 (supportable_narrowing_operation): Ditto.
2401 * tree-vect-generic.c (expand_vector_operations_1): Determine
2402 signedness of VEC_UNPACK_FLOAT_HI_EXPR and VEC_UNPACK_FLOAT_LO_EXPR
2405 2007-06-06 Thomas Neumann <tneumann@users.sourceforge.net>
2407 * config/i386/i386.c (enum pta_flags): Move out of struct scope...
2408 (struct pta): ...from here. Change flags to unsigned to avoid
2409 excessive casting (as it is used as a bit mask).
2410 (override_options): Add casts according to the coding convenventions.
2411 (x86_64_elf_unique_section): Likewise.
2412 (examine_argument): Avoid using C++ keywords as variable names.
2413 (construct_container): Likewise.
2414 (legitimize_pic_address): Likewise.
2415 (get_dllimport_decl): Cast according to the coding conventions. Use
2416 type safe memory macros.
2417 (legitimize_address): Cast according to the coding conventions.
2418 (emit_i387_cw_initialization): Corrected the type of slot to enum
2420 (ix86_init_machine_status): Use type safe memory macros.
2421 (bdesc_pcmpestr): Use UNKNOWN instead of integer 0.
2422 (bdesc_pcmpistr): Likewise.
2423 (bdesc_crc32): Likewise.
2424 (bdesc_sse_3arg): Likewise.
2425 (bdesc_2arg): Likewise.
2426 (bdesc_1arg): Likewise.
2427 (ix86_expand_sse_pcmpestr): Cast according to the coding conventions.
2428 (ix86_expand_sse_pcmpistr): Likewise.
2429 (ix86_expand_vec_set_builtin): Use EXPAND_NORMAL instead of integer 0.
2430 (ix86_builtin_vectorized_function): Change the type of fn to unsigned
2431 int to match the langhook definition.
2432 (ix86_builtin_conversion): Change the type of code to unsigned init to
2433 match the langhook definition.
2434 (ix86_preferred_reload_class): Avoid using C++ keywords as variable
2436 (ix86_preferred_output_reload_class): Likewise.
2437 (ix86_cannot_change_mode_class): Likewise.
2438 (ix86_memory_move_cost): Likewise.
2439 (ix86_rtx_costs): Cast the outer_code parameter to enum rtx_code to
2440 avoid excessive casting later on.
2441 (x86_output_mi_thunk): Avoid using C++ keywords as variable names.
2443 2007-06-06 Uros Bizjak <ubizjak@gmail.com>
2445 * config/i386/sse.md (sse4_2_pcmpestr_cconly): Prefer pcmpestrm
2446 as flags setting insn.
2447 (sse4_2_pcmpistr_cconly): Prefer pcmpistrm as flags setting insn.
2449 2007-06-06 Uros Bizjak <ubizjak@gmail.com>
2451 * config/i386/i386.md (UNSPEC_ROUNDP, UNSPEC_ROUNDS): Remove.
2452 (UNSPEC_ROUND): New.
2453 ("sse4_1_round<mode>2"): New insn pattern.
2454 ("rint<mode>2"): Expand using "sse4_1_round<mode>2" pattern for
2456 ("floor<mode>2"): Rename from floordf2 and floorsf2. Macroize
2457 expander using SSEMODEF mode macro. Expand using
2458 "sse4_1_round<mode>2" pattern for SSE4.1 targets.
2459 ("ceil<mode>2"): Rename from ceildf2 and ceilsf2. Macroize
2460 expander using SSEMODEF mode macro. Expand using
2461 "sse4_1_round<mode>2" pattern for SSE4.1 targets.
2462 ("btrunc<mode>2"): Rename from btruncdf2 and btruncsf2. Macroize
2463 expander using SSEMODEF mode macro. Expand using
2464 "sse4_1_round<mode>2" pattern for SSE4.1 targets.
2465 * config/i386/sse.md ("sse4_1_roundpd", "sse4_1_roundps"): Use
2466 UNSPEC_ROUND instead of UNSPEC_ROUNDP.
2467 ("sse4_1_roundsd", "sse4_1_roundss"): Use UNSPEC_ROUND instead of
2470 2007-06-06 Jan Sjodin <jan.sjodin@amd.com>
2471 Sebastian Pop <sebpop@gmail.com>
2473 * lambda.h (build_linear_expr): New.
2474 * lambda-code.c (lbv_to_gcc_expression, lle_to_gcc_expression):
2475 Use build_linear_expr, call fold and force_gimple_operand.
2476 (lambda_loopnest_to_gcc_loopnest): Check that there is
2477 something to insert.
2478 * testsuite/gcc.dg/tree-ssa/ltrans-6.c: New.
2480 2007-06-05 Joerg Wunsch <j.gnu@uriah.heep.sax.de>
2482 PR preprocessor/23479
2483 * doc/extend.texi: Document the 0b-prefixed binary integer
2486 2007-06-05 Uros Bizjak <ubizjak@gmail.com>
2488 PR tree-optimization/32215
2489 * tree-vectorizer.c (supportable_widening_operation): Return false
2490 for unsupported FIX_TRUNC_EXPR tree code.
2491 (supportable_narrowing_operation): Ditto for FLOAT_EXPR tree code.
2493 2007-06-06 Nathan Froyd <froydnj@codesourcery.com>
2495 * config/rs6000/rs6000.h (FIXED_SCRATCH): Use r0 as a scratch
2496 register on SPE targets. Change documentation to reflect
2498 * config/rs6000/rs6000.c (rs6000_conditional_register_usage):
2499 Change FIXED_SCRATCH to 14 and document why we're keeping r14
2500 out of the register allocation pool.
2501 (rs6000_reg_live_or_pic_offset_p): New function.
2502 (rs6000_emit_prologue): Move the actual saving of LR up to free
2503 r0 for holding r11. Split saving of SPE 64-bit registers into
2504 its own case. Ensure that offsets will always be in-range for
2505 'evstdd' by using r11 as a scratch register to point at the start
2506 of the SPE save area. Save r11 if necessary, as it is the static
2508 (rs6000_emit_epilogue): Split restoring of SPE 64-bit registers
2509 into its own case. Ensure that offsets will always be in-range
2510 for 'evldd' by using r11 as a scratch register to point at the
2511 start of the SPE save area. Also adjust r11 when restoring
2512 the stack pointer to compensate for pre-loading r11.
2514 2007-06-05 Thomas Neumann <tneumann@users.sourceforge.net>
2516 * cfg.c (init_flow): Use type safe memory macros.
2517 (alloc_block): Likewise.
2518 (unchecked_make_edge): Likewise.
2519 (dump_flow_info): Avoid using C++ keywords as variable names.
2520 (copy_original_table_clear): Cast according to the coding conventions.
2521 (copy_original_table_set): Likewise.
2522 * cfgexpand (label_rtx_for_bb): Likewise.
2523 (expand_gimple_basic_block): Likewise.
2524 * cfghooks.c (dump_bb): Likewise.
2525 (lv_adjust_loop_header_phi): Avoid using C++ keywords as
2527 (lv_add_condition_to_bb): Likewise.
2528 * cfglayout (relink_block_chain): Cast according to the coding
2530 (fixup_reorder_chain): Likewise.
2531 (fixup_fallthru_exit_predecessor): Likewise.
2532 * cfgloop.c (glb_enum_p): Likewise.
2533 (get_exit_description): Likewise.
2534 (dump_recorded_exit): Likewise.
2535 * cfgloop.h (enum loop_estimation): Move out of struct scope...
2536 (struct loop): ... from here.
2537 * cfgloopmanip.c (rpe_enum_p): Cast according to the coding
2539 * cfgrtl.c (rtl_create_basic_block): Likewise.
2540 (rtl_split_block): Likewise.
2541 (rtl_dump_bb): Likewise.
2542 (cfg_layout_split_block): Likewise.
2543 (init_rtl_bb_info): Use typesafe memory macros.
2545 * graphds.h (struct graph_edge): Renamed edge to graph_edge.
2546 * graphds.h: Updated all usages of edge to graph_edge.
2547 * graphds.c: Likewise.
2548 * cfgloopanal.c: Likewise.
2550 2007-06-05 Ian Lance Taylor <iant@google.com>
2552 * tree-vrp.c (compare_values_warnv): Check TREE_NO_WARNING on a
2553 PLUS_EXPR or MINUS_EXPR node before setting *strict_overflow_p.
2554 (extract_range_from_assert): Set TREE_NO_WARNING when creating an
2556 (test_for_singularity): Likewise.
2558 2007-06-05 H.J. Lu <hongjiu.lu@intel.com>
2560 * config/i386/constraints.md ("Y2"): Replaced by ...
2562 * config/i386/i386.md: Likewise.
2563 * config/i386/mmx.md: Likewise.
2564 * config/i386/sse.md: Likewise.
2566 2007-06-05 H.J. Lu <hongjiu.lu@intel.com>
2568 * config/i386/constraints.md ("z"): Replaced by ...
2570 * config/i386/sse.md (sse4_1_blendvpd): Likewise.
2571 (sse4_1_blendvps): Likewise.
2572 (sse4_1_pblendvb): Likewise.
2573 (sse4_2_pcmpestr): Likewise.
2574 (sse4_2_pcmpestrm): Likewise.
2575 (sse4_2_pcmpestr_cconly): Likewise.
2576 (sse4_2_pcmpistr): Likewise.
2577 (sse4_2_pcmpistrm): Likewise.
2578 (sse4_2_pcmpistr_cconly): Likewise.
2580 2007-06-05 Razya Ladelsky <razya@il.ibm.com>
2582 * matrix-reorg.c (transform_access_sites): Fix computation.
2583 (transform_allocation_sites): Same.
2585 2007-06-05 Uros Bizjak <ubizjak@gmail.com>
2587 * config/i386/i386.c (override_options): Use
2588 TARGET_SUBTARGET32_ISA_DEFAULT to select default ix86_isa_flags.
2590 2007-06-05 Uros Bizjak <ubizjak@gmail.com>
2592 * config/i386/predicates.md (reg_not_xmm0_operand): New predicate.
2593 (nonimm_not_xmm0_operand): Ditto.
2594 * config/i386/sse.md ("sse4_1_blendvpd"): Use "reg_not_xmm0_operand"
2595 as operand[0] and operand[1] predicate. Use "nonimm_not_xmm0_operand"
2596 as operand[2] predicate. Require "z" class XMM register for
2597 operand[3]. Adjust asm template.
2598 ("sse4_1_blendvpd"): Ditto.
2599 ("sse4_1_pblendvb"): Ditto.
2600 * config/i386/i386.c (ix86_expand_sse_4_operands_builtin): Do not
2601 force op2 into xmm0 register for variable blend instructions.
2603 2007-06-04 Tom Tromey <tromey@redhat.com>
2605 * c-tree.h (start_enum): Update.
2606 (build_enumerator): Likewise.
2607 * c-decl.c (enum_next_value): Removed.
2608 (enum_overflow): Likewise.
2609 (start_enum): Add c_enum_contents argument. Don't use globals.
2610 (build_enumerator): Likewise.
2611 * c-tree.h (struct c_enum_contents): New struct.
2613 2007-06-04 Tom Tromey <tromey@redhat.com>
2615 * c-common.c (c_common_get_alias_set): Fix indentation.
2617 2007-06-04 Ian Lance Taylor <iant@google.com>
2619 * tree-vrp.c (adjust_range_with_scev): When loop is not expected
2620 to overflow, reduce overflow infinity to regular infinity.
2621 (vrp_var_may_overflow): New static function.
2622 (vrp_visit_phi_node): Check vrp_var_may_overflow.
2624 2007-06-04 Kazu Hirata <kazu@codesourcery.com>
2626 * stor-layout.c (layout_type): Remove duplicate code.
2628 2007-06-04 Uros Bizjak <ubizjak@gmail.com>
2631 * gcc/c-common.c (c_define_builtins): Call targetm.init_builtins ()
2632 before build_common_builtin_nodes ().
2634 2007-06-04 Steve Ellcey <sje@cup.hp.com>
2637 * cfgrtl.c (rtl_verify_flow_info): Skip notes when looking for barrier.
2639 2007-06-04 Jan Hubicka <jh@suse.cz>
2641 * tree-predcom.c (replace_ref_with, initialize_root_vars_lm,
2642 reassociate_to_the_same_stmt): Call build_gimple_modify_stmt
2643 instead of _stat version.
2645 2007-06-03 Zdenek Dvorak <dvorakz@suse.cz>
2647 PR tree-optimization/32194
2648 * tree-predcom.c (determine_offset): Check that both references have
2651 2007-06-03 Zdenek Dvorak <dvorakz@suse.cz>
2653 * cfgloopmanip.c (remove_path, loopify, duplicate_loop_to_header_edge):
2654 Change dom_bbs to vector. Add argument to iterate_fix_dominators call.
2655 * loop-unroll.c (unroll_loop_runtime_iterations): Ditto.
2656 * tree-cfg.c (tree_duplicate_sese_region): Change doms to vector.
2657 Add argument to iterate_fix_dominators call.
2658 (remove_edge_and_dominated_blocks): Pass vector to bbs_to_fix_dom.
2659 * gcse.c (hoist_code): Change domby to vector.
2660 * cfghooks.c (make_forwarder_block): Change doms_to_fix to vector.
2661 Add argument to iterate_fix_dominators call.
2662 * loop-doloop.c (doloop_modify): Changed recount_dominator to
2663 recompute_dominator.
2664 * lambda-code.c (perfect_nestify): Ditto.
2665 * cfgloopanal.c: Include graphds.h.
2666 (struct edge, struct vertex, struct graph, dump_graph, new_graph,
2667 add_edge, dfs, for_each_edge, free_graph): Moved to graphds.c.
2668 (mark_irreducible_loops): Use graphds_scc. Remove argument from
2670 * graphds.c: New file.
2671 * graphds.h: New file.
2672 * dominance.c: Include vecprim.h, pointer-set.h and graphds.h.
2673 (get_dominated_by, get_dominated_by_region): Change return type to
2675 (verify_dominators): Recompute all dominators and compare the results.
2676 (recount_dominator): Renamed to ...
2677 (recompute_dominator): ... this. Do not check that the block is
2679 (iterate_fix_dominators): Reimplemented.
2680 (prune_bbs_to_update_dominators, root_of_dom_tree,
2681 determine_dominators_for_sons): New functions.
2682 * et-forest.c (et_root): New function.
2683 * et-forest.h (et_root): Declare.
2684 * Makefile.in (graphds.o): Add.
2685 (cfgloopanal.o): Add graphds.h dependency.
2686 (dominance.o): Add graphds.h, vecprim.h and pointer-set.h dependency.
2687 * basic-block.h (get_dominated_by, get_dominated_by_region,
2688 iterate_fix_dominators): Declaration changed.
2689 (recount_dominator): Renamed to ...
2690 (recompute_dominator): ... this.
2691 * tree-ssa-threadupdate.c (thread_block): Free dominance info.
2692 (thread_through_all_blocks): Do not free dominance info.
2694 2007-06-03 Andreas Schwab <schwab@suse.de>
2696 * config/m68k/m68k.c (override_options): Don't override
2698 * config/m68k/m68k-modes.def (SF, DF): Define to use
2699 motorola_single_format and motorola_double_format, resp.
2700 * real.c (motorola_single_format): Renamed from
2701 coldfire_single_format.
2702 (motorola_double_format): Renamed from coldfire_double_format.
2703 (encode_ieee_extended): Generate a proper canonical NaN image
2704 respecting canonical_nan_lsbs_set.
2705 (ieee_extended_motorola_format): Set canonical_nan_lsbs_set to
2707 * real.h: Adjust declarations.
2709 2007-06-03 Kaz Kojima <kkojima@gcc.gnu.org>
2712 * config/sh/sh.md (symGOT_load): Don't schedule insns when
2713 the symbol is generated with the stack protector.
2715 2007-06-03 Kazu Hirata <kazu@codesourcery.com>
2717 * config/m68k/m68k.c (m68k_attribute_table): Add "interrupt".
2718 (m68k_get_function_kind): Return m68k_fk_interrupt_handler on
2720 * doc/extend.texi (interrupt): Mention m68k.
2722 2007-06-02 Uros Bizjak <ubizjak@gmail.com>
2724 * config/i386/i386.c (ix86_expand_sse_4_operands_builtin): Call
2725 safe_vector_operand() if input operand is VECTOR_MODE_P operand.
2726 (ix86_expand_sse_pcmpestr): Do not check operands for
2727 "register_operand", when insn operand predicate is "register_operand".
2728 (ix86_expand_sse_pcmpistr): Ditto.
2730 2007-06-02 H.J. Lu <hongjiu.lu@intel.com>
2731 Uros Bizjak <ubizjak@gmail.com>
2733 * config/i386/i386.h (enum reg_class) [SSE_FIRST_REG]: New.
2734 (SSE_CLASS_P): Use reg_class_subset_p between SSE_REGS.
2735 (REG_CLASS_NAMES): Add "FIRST_SSE_REG" string.
2736 (REG_CLASS_CONTENTS): Add members of FIRST_SSE_REG class.
2737 * config/i386/constraints.md ("z"): New register constraint
2738 for members of SSE_FIRST_REG class.
2739 * config/i386/i386-modes.def (CCA, CCC, CCO, CCS): New compare modes.
2740 * config/i386/i386.c (regclass_map): Change class of %xmm0 to
2741 SSE_FIRST_REG class.
2742 (put_condition_code) [EQ, NE]: Output suffixes for new compare modes.
2743 (ix86_cc_modes_compatible): Handle CCA, CCC, CCO and CCS modes.
2744 (IX86_BUILTIN_PCMPESTRI128): New for SSE4.2.
2745 (IX86_BUILTIN_PCMPESTRM128): Likewise.
2746 (IX86_BUILTIN_PCMPESTRA128): Likewise.
2747 (IX86_BUILTIN_PCMPESTRC128): Likewise.
2748 (IX86_BUILTIN_PCMPESTRO128): Likewise.
2749 (IX86_BUILTIN_PCMPESTRS128): Likewise.
2750 (IX86_BUILTIN_PCMPESTRZ128): Likewise.
2751 (IX86_BUILTIN_PCMPISTRI128): Likewise.
2752 (IX86_BUILTIN_PCMPISTRM128): Likewise.
2753 (IX86_BUILTIN_PCMPISTRA128): Likewise.
2754 (IX86_BUILTIN_PCMPISTRC128): Likewise.
2755 (IX86_BUILTIN_PCMPISTRO128): Likewise.
2756 (IX86_BUILTIN_PCMPISTRS128): Likewise.
2757 (IX86_BUILTIN_PCMPISTRZ128): Likewise.
2758 (struct builtin_description): Change "flag" field to unsigned.
2759 (bdesc_pcmpestr): New builtin description table.
2760 (bdesc_pcmpistr): Likewise.
2761 (ix86_init_mmx_sse_builtins): Define int_ftype_v16qi_int_v16qi_int_int,
2762 v16qi_ftype_v16qi_int_v16qi_int_int and int_ftype_v16qi_v16qi_int.
2763 Initialize pcmp[ei]str[im] insns for SSE4.2.
2764 (ix86_expand_sse_pcmpestr): New subroutine of ix86_expand_builtin.
2765 (ix86_expand_sse_pcmpistr): Likewise.
2766 (ix86_expand_builtin): Expand pcmp[ei]str[im] builtins for SSE4.2.
2767 * config/i386/i386.md (UNSPEC_PCMPESTR): New for SSE4.2.
2768 (UNSPEC_PCMPISTR): Likewise.
2769 * config/i386/sse.md (sse4_2_pcmpestr): New insn patern and splitter.
2770 (sse4_2_pcmpestri):New isns pattern.
2771 (sse4_2_pcmpestrm): Likewise.
2772 (sse4_2_pcmpestr_cconly): Likewise.
2773 (sse4_2_pcmpistr): New insn patern and splitter.
2774 (sse4_2_pcmpistri):New isns pattern.
2775 (sse4_2_pcmpistrm): Likewise.
2776 (sse4_2_pcmpistr_cconly): Likewise.
2777 * config/i386/smmintrin.h: Enable pcmp[ei]str[im] intrinsics
2780 2007-06-01 David Daney <ddaney@avtrex.com>
2782 * config/mips/mips.c (mips_output_mi_thunk): Only load gp if not
2783 LOADGP_ABSOLUTE and not binds_local_p.
2785 2007-06-01 Geoffrey Keating <geoffk@apple.com>
2787 * config/darwin.h (LINK_SPEC): Pass -fpie through to the linker.
2789 2007-06-01 Ian Lance Taylor <iant@google.com>
2791 * tree-vrp.c (compare_name_with_value): Always set
2792 used_strict_overflow if we get a result from the variable itself.
2794 2007-06-01 Ian Lance Taylor <iant@google.com>
2796 PR rtl-optimization/31455
2797 * lower-subreg.c (find_decomposable_subregs): Don't decompose
2798 subregs which have a cast between modes which are not tieable.
2800 2007-06-01 Uros Bizjak <ubizjak@gmail.com>
2802 * expr.c (force_operand) [DIV, MOD, UDIV, UMOD, ASHIFTRT]: Remove
2803 breaks after return statements.
2805 2007-06-01 Kaz Kojima <kkojima@gcc.gnu.org>
2807 * config/sh/sh.c (fpscr_set_from_mem): Call get_free_reg
2808 only after no_new_pseudos.
2810 2007-05-31 Eric Christopher <echristo@apple.com>
2812 * expr.c (convert_move): Assert that we don't have a BLKmode
2814 (store_expr): Handle BLKmode moves by calling emit_block_move.
2816 2007-05-31 Daniel Berlin <dberlin@dberlin.org>
2818 * c-typeck.c (build_indirect_ref): Include type in error message.
2819 (build_binary_op): Pass types to binary_op_error.
2820 * c-common.c (binary_op_error): Take two type arguments, print out
2822 * c-common.h (binary_op_error): Update prototype.
2824 2007-05-31 H.J. Lu <hongjiu.lu@intel.com>
2826 * config/i386/i386.c: Correct coments on -mno-sse4.
2828 2007-05-31 H.J. Lu <hongjiu.lu@intel.com>
2830 * config.gcc (i[34567]86-*-*): Add nmmintrin.h to extra_headers.
2831 (x86_64-*-*): Likewise.
2832 * config/i386/i386.c (OPTION_MASK_ISA_MMX_UNSET): New.
2833 (OPTION_MASK_ISA_3DNOW_UNSET): Likewise.
2834 (OPTION_MASK_ISA_SSE_UNSET): Likewise.
2835 (OPTION_MASK_ISA_SSE2_UNSET): Likewise.
2836 (OPTION_MASK_ISA_SSE3_UNSET): Likewise.
2837 (OPTION_MASK_ISA_SSSE3_UNSET): Likewise.
2838 (OPTION_MASK_ISA_SSE4_1_UNSET): Likewise.
2839 (OPTION_MASK_ISA_SSE4_2_UNSET): Likewise.
2840 (OPTION_MASK_ISA_SSE4): Likewise.
2841 (OPTION_MASK_ISA_SSE4_UNSET): Likewise.
2842 (OPTION_MASK_ISA_SSE4A_UNSET): Likewise.
2843 (ix86_handle_option): Use OPTION_MASK_ISA_*_UNSET. Handle SSE4.2.
2844 (override_options): Support SSE4.2.
2845 (ix86_build_const_vector): Support SImode and DImode.
2846 (ix86_build_signbit_mask): Likewise.
2847 (ix86_expand_int_vcond): Support V2DImode.
2848 (IX86_BUILTIN_CRC32QI): New for SSE4.2.
2849 (IX86_BUILTIN_CRC32HI): Likewise.
2850 (IX86_BUILTIN_CRC32SI): Likewise.
2851 (IX86_BUILTIN_CRC32DI): Likewise.
2852 (IX86_BUILTIN_PCMPGTQ): Likewise.
2853 (bdesc_crc32): Likewise.
2854 (bdesc_sse_3arg): Likewise.
2855 (ix86_expand_crc32): Likewise.
2856 (ix86_init_mmx_sse_builtins): Support SSE4.2.
2857 (ix86_expand_builtin): Likewise.
2858 * config/i386/i386.h (TARGET_CPU_CPP_BUILTINS): Define
2859 __SSE4_2__ for -msse4.2.
2860 * config/i386/i386.md (UNSPEC_CRC32): New for SSE4.2.
2861 (CRC32MODE): Likewise.
2862 (crc32modesuffix): Likewise.
2863 (crc32modeconstraint): Likewise.
2864 (sse4_2_crc32<mode>): Likewise.
2865 (sse4_2_crc32di): Likewise.
2866 * config/i386/i386.opt (msse4.2): New for SSE4.2.
2868 * config/i386/nmmintrin.h: New. The dummy SSE4.2 intrinsic header file.
2869 * config/i386/smmintrin.h: Add SSE4.2 intrinsics.
2870 * config/i386/sse.md (sse4_2_gtv2di3): New pattern for SSE4.2.
2871 (vcond<mode>): Use SSEMODEI instead of SSEMODE124.
2872 (vcondu<mode>): Likewise.
2873 * doc/extend.texi: Document SSE4.2 built-in functions.
2874 * doc/invoke.texi: Document -msse4.2/-msse4.
2876 2007-05-31 Zdenek Dvorak <dvorakz@suse.cz>
2878 PR tree-optimization/32160
2879 * tree-predcom.c (predcom_tmp_var): New function. Mark created
2880 variable as gimple reg.
2881 (initialize_root_vars, initialize_root_vars_lm): Use predcom_tmp_var.
2883 2007-05-31 Kazu Hirata <kazu@codesourcery.com>
2885 * gcc.c (main): Don't consider linker options when issuing the
2886 warning about a linker input file not being used.
2888 2007-05-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2890 * tree-vrp.c (compare_names): Initialize sop.
2892 2007-05-30 Dirk Mueller <dmueller@suse.de>
2894 * cgraphunit.c (cgraph_analyze_function): Remove
2895 computation of inline parameters.
2897 2007-05-30 Uros Bizjak <ubizjak@gmail.com>
2899 * config/i386/darwin.h (TARGET_SUBTARGET_DEFAULT): Undef before define.
2901 2007-05-30 Richard Sandiford <richard@codesourcery.com>
2903 * config.gcc (arm-wrs-vxworks): Remove dbxelf.h from tm_file.
2904 Add vx-common.h. Include vxworks.h between vx-common.h and
2906 * config/vx-common.h (DWARF2_UNWIND_INFO): Undefine before
2908 * config/vxworks.h (TARGET_ASM_CONSTRUCTOR): Likewise.
2909 (TARGET_ASM_DESTRUCTOR): Likewise.
2910 * config/arm/vxworks.h (TARGET_OS_CPP_BUILTINS): Check arm_arch_xscale
2911 instead of arm_is_xscale. Use VXWORKS_OS_CPP_BUILTINS.
2912 (OVERRIDE_OPTIONS, SUBTARGET_CPP_SPEC): Define.
2913 (CC1_SPEC): Add -tstrongarm. Line up backslashes.
2914 (VXWORKS_ENDIAN_SPEC): Define.
2915 (ASM_SPEC): Add VXWORKS_ENDIAN_SPEC.
2916 (LIB_SPEC, STARTFILE_SPEC, ENDFILE_SPEC): Redefine to their
2917 VXWORKS_* equivalents.
2918 (LINK_SPEC): Likewise, but add VXWORKS_ENDIAN_SPEC.
2919 (ASM_FILE_START): Delete.
2920 (TARGET_VERSION): Reformat.
2921 (FPUTYPE_DEFAULT, FUNCTION_PROFILER): Define.
2922 (DEFAULT_STRUCTURE_SIZE_BOUNDARY): Define.
2923 * config/arm/t-vxworks (LIB1ASMSRC, LIB1ASMFUNCS): Define.
2924 (FPBIT, DPBIT): Define.
2925 (fp-bit.c, dp-bit.c): New rules.
2926 (MULTILIB_OPTIONS): Add strongarm, -mrtp and -mrtp/-fPIC multilibs.
2927 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Define.
2928 * config/arm/arm-protos.h (arm_emit_call_insn): Declare.
2929 * config/arm/arm.h: Include vxworks-dummy.h.
2930 * config/arm/arm.c (arm_elf_asm_constructor, arm_elf_asm_destructor):
2931 Mark with ATTRIBUTE_UNUSED.
2932 (arm_override_options): Do not allow VxWorks RTP PIC to be used
2933 for Thumb. Force r9 to be the PIC register for VxWorks RTPs and
2934 make it incompatible with -msingle-pic-base.
2935 (arm_function_ok_for_sibcall): Return false for calls that might
2936 go through a VxWorks PIC PLT entry.
2937 (require_pic_register): New function, split out from...
2938 (legitimize_pic_address): ...here. Do not use GOTOFF accesses
2940 (arm_load_pic_register): Handle the VxWorks RTP initialization
2941 sequence. Use pic_reg as a shorthand for cfun->machine->pic_reg.
2942 (arm_emit_call_insn): New function.
2943 (arm_assemble_integer): Do not use GOTOFF accesses for VxWorks RTP.
2944 * config/arm/arm.md (UNSPEC_PIC_OFFSET): New unspec number.
2945 (pic_offset_arm): New pattern.
2946 (call, call_value): Use arm_emit_call_insn.
2947 (call_internal, call_value_internal): New expanders.
2948 * config/arm/lib1funcs.asm (__PLT__): Define to empty for
2949 VxWorks unless __PIC__.
2951 2007-05-30 Eric Christopher <echristo@gmail.com>
2953 * genrecog.c: Include regs.h in generated file.
2954 * genemit.c: Ditto. Fix up formatting.
2955 * config/mn10300/constraints.md: New.
2956 * config/mn10300/mn10300.md: Include.
2957 * config/mn10300/mn10300.c(mn10300_secondary_reload_class):
2958 Fix up for removed macro.
2959 * config/mn10300/predicates.md (call_address_operand): Ditto.
2960 * config/mn10300/mn10300.h (REG_CLASS_FROM_LETTER): Delete.
2961 (CONST_OK_FOR_I): Ditto.
2962 (CONST_OK_FOR_J): Ditto.
2963 (CONST_OK_FOR_K): Ditto.
2964 (CONST_OK_FOR_L): Ditto.
2965 (CONST_OK_FOR_M): Ditto.
2966 (CONST_OK_FOR_N): Ditto.
2967 (CONST_DOUBLE_OK_FOR_LETTER_P): Ditto.
2971 (EXTRA_CONSTRAINT): Ditto.
2973 2007-05-30 Uros Bizjak <ubizjak@gmail.com>
2975 * config/i386/i386.h (MASK_64BIT, MASK_MMX, MASK_3DNOW*, MASK_SSE*):
2977 * config/i386/biarch.h (TARGET_64BIT_DEFAULT): Define to
2978 OPTION_MASK_ISA_64BIT.
2979 * config/i386/i386.c: Rename MASK_* macros to OPTION_MASK_ISA_*.
2981 2007-05-30 Richard Guenther <rguenther@suse.de>
2984 * gimplify.c (gimplify_omp_atomic_pipeline): Use correct
2985 types for comparison.
2986 * fold-const.c (fold_comparison): Call maybe_canonicalize_comparison
2987 with original typed arguments.
2988 * config/i386/i386.c (ix86_gimplify_va_arg): Fix type mismatches.
2990 2007-05-30 Jakub Jelinek <jakub@redhat.com>
2992 PR tree-optimization/31769
2993 * except.c (duplicate_eh_regions): Clear prev_try if
2994 ERT_MUST_NOT_THROW region is inside of ERT_TRY region.
2996 2007-05-30 Zdenek Dvorak <dvorakz@suse.cz>
2998 * tree-scalar-evolution.c (scev_const_prop): Do not create labels.
2999 * tree-ssa-sink.c (statement_sink_location): Return basic block and
3000 bsi of the location where statements should be inserted.
3001 (sink_code_in_bb): Take bsi from statement_sink_location.
3002 * lambda-code.c (lambda_loopnest_to_gcc_loopnest): Use bsi_after_labels
3003 instead of bsi_start.
3004 * tree-profile.c (tree_gen_ic_func_profiler): Pass BSI_NEW_STMT to
3006 * tree-cfg.c (bsi_move_after): Pass BSI_NEW_STMT to bsi_insert_after.
3007 (bsi_move_before): Document inconsistency with bsi_move_after.
3008 (tree_redirect_edge_and_branch): Do not create labels if not necessary.
3010 2007-05-30 Uros Bizjak <ubizjak@gmail.com>
3012 * config/i386/i386.h (TARGET_ABM): New define.
3013 (TARGET_POPCNT): Ditto.
3014 (TARGET_64BIT, TARGET_MMX, TARGET_3DNOW, TARGET_3DNOW_A, TARGET_SSE*):
3015 New temporary defines to redefine from OPTION_ISA_* defines.
3016 (MASK_64BIT, MASK_MMX, MASK_3DNOW, MASK_3DNOW_A, MASK_SSE*):
3017 New temporary defines to redefine from OPTION_MASK_ISA_* defines.
3018 (ix86_isa_flags): New extern int declaration.
3019 (TARGET_SUBTARGET_DEFAULT): New define.
3020 (TARGET_SUBTARGET_ISA_DEFAULT): Ditto.
3021 (TARGET_SUBTARGET32_DEFAULT): Ditto.
3022 (TARGET_SUBTARGET32_ISA_DEFAULT): Ditto.
3023 (TARGET_SUBTARGET64_ISA_DEFAULT): Ditto.
3024 * config/i386/unix.h: Undef TARGET_SUBTARGET_DEFAULT before define.
3025 * config/i386/darwin.h: Change TARGET_64BIT define to
3028 * config/i386/i386.opt (m3dnowa): Define as undocumented option
3029 using existing "ix86_isa_flags" varible.
3030 (m32, m64): Use existing "ix86_isa_flags" variable.
3031 (mmmx, m3dnow): Ditto.
3032 (msse, msse2, msse3, mssse3, msse4.1, msse4a): Ditto.
3033 (mabm): Define as non-negative option using "x86_abm" variable.
3034 (mpopcnt): Define as non-negative option using "x86_popcnt" variable.
3036 * config/i386/i386.c (ix86_arch_features) [X86_ARCH_CMOVE]:
3037 Rewrite feature test bitmap.
3038 (ix86_isa_flags): New initialized global int varible.
3039 (ix86_isa_flags_explicit): New static int variable.
3040 (ix86_handle_option): Set "ix86_isa_flags_explicit" when mmmx, m3dnow,
3041 msse, msse2, msse3, msse4.1 and msse4a option is processed. Change
3042 i86_isa_flags and ix86_isa_flags_explicit, not target_flags and
3043 target_flags_explicit.
3044 (override_options): Remove "target_enable" and "target_disable" fields
3045 from "struct ptt". Update processor_target_table accordingly. Remove
3046 PTA_PREFETCH_SSE from processor_alias_table entry if PTE_SSE is
3047 defined and rearrange PTA_* bits. Use "ix86_isa_flags" instead of
3048 "target_flags" and "ix86_isa_flags_explicit" instead of
3049 "target_flags_explicit" when masked with MASK_64BIT, MASK_MMX,
3050 MASK_3DNOW, MASK_3DNOW_A or MASK_SSE*. Set "x86_abm" to true when
3051 PTA_ABM is set in processor_alias_table flags entry. Set "x86_popcnt"
3052 to true when either of PTA_POPCNT or PTA_ABM is set in
3053 processor_alias_table flags entry. Set "x86_prefetch_sse" to true
3054 when either of PTA_PREFETCH_SSE or PTA_SSE is set in
3055 processor_alias_table flags entry. Remove handling of
3056 "target_enable" and "target_disable" fields of processor_target_table.
3057 Mask "target_flags" with TARGET_SUBTARGET32_DEFAULT for 32-bit
3058 targets or with TARGET_SUBTARGET64_DEFAULT for 64-bit targets.
3059 Mask "ix86_isa_flags" with TARGET_SUBTARGET32_ISA_DEFAULT for 32-bit
3060 targets or with TARGET_SUBTARGET64_ISA_DEFAULT for 64-bit targets.
3061 (def_builtin): Mask "mask" variable with "ix86_isa_flags", not
3063 (TARGET_DEFAULT_TARGET_FLAGS): Do not include TARGET_64BIT_DEFAULT.
3065 2007-05-29 David Daney <ddaney@avtrex.com>
3068 * config/mips/mips.c (mips_output_mi_thunk): Emit
3069 NOTE_INSN_PROLOGUE_END at beginning of the thunk.
3071 2007-05-29 Hui-May Chang <hm.chang@apple.com>
3072 * config/i386/i386.c (ix86_function_regparm): Added checking of
3073 ix86_force_align_arg_pointer to determine the number of
3074 register parameters.
3076 2007-05-29 Zdenek Dvorak <dvorakz@suse.cz>
3078 * tree-vectorizer.h (DR_MISALIGNMENT): Cast aux to integer.
3079 (SET_DR_MISALIGNMENT): New.
3080 * tree-vect-analyze.c (vect_compute_data_ref_alignment,
3081 vect_update_misalignment_for_peel, vect_enhance_data_refs_alignment):
3082 Use SET_DR_MISALIGNMENT.
3083 * tree-predcom.c (split_data_refs_to_components): Cast dr->aux from
3085 * tree-data-ref.c (create_data_ref, compute_all_dependences,
3086 find_loop_nest): Export.
3087 * tree-data-ref.h (struct data_reference): Change aux field to pointer.
3088 (create_data_ref, compute_all_dependences, find_loop_nest): Declare.
3089 * tree-ssa-loop-prefetch.c: Include tree-data-ref.h.
3090 (L1_CACHE_SIZE_BYTES, L2_CACHE_SIZE_BYTES, NONTEMPORAL_FRACTION):
3092 (struct mem_ref): Add field reuse_distance.
3093 (find_or_create_group, record_ref): Use XNEW instead of xcalloc.
3094 Initialize reuse_distance field.
3095 (issue_prefetch_ref): Select temporality of prefetch according to
3097 (volume_of_references, volume_of_dist_vector, add_subscript_strides,
3098 self_reuse_distance, determine_loop_nest_reuse): New functions.
3099 (loop_prefetch_arrays): Call determine_loop_nest_reuse.
3100 (tree_ssa_prefetch_arrays): Dump L2 cache size.
3101 * Makefile.in (tree-ssa-loop-prefetch.o): Add TREE_DATA_REF_H
3104 2007-05-29 Daniel Berlin <dberlin@dberlin.org>
3106 * tree-ssa-alias.c: Add aliasing overview.
3108 2007-05-29 Zuxy Meng <zuxy.meng@gmail.com>
3109 Danny Smith <dannysmith@users.sourceforge.net>
3112 * config/i386/t-crtfm: Compile crtfastmath.o with
3113 -minline-all-stringops.
3114 * config/i386/cygwin.h (ENDFILE_SPECS): Add crtfastmath.o.
3115 * config/i386/mingw32.h (ENDFILE_SPECS): Add crtfastmath.o.
3117 2007-05-28 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3119 * doc/md.texi: Document constraints on HP PA-RISC.
3121 * pa/constraints.md: New file.
3122 * pa.md: Include constraints.md.
3123 * pa.c (cint_ok_for_move): Avoid using CONST_OK_FOR_LETTER_P.
3124 (integer_store_memory_operand, ldil_cint_p): New functions.
3125 * pa-protos.h (integer_store_memory_operand, ldil_cint_p): Declare.
3126 * pa.h (CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P,
3127 IS_RELOADING_PSEUDO_P, EXTRA_CONSTRAINT): Remove.
3128 * pa32-regs.h (REG_CLASS_FROM_LETTER): Remove.
3129 * pa64-regs.h (REG_CLASS_FROM_LETTER): Remove.
3131 2007-05-28 Andrew Pinski <Andrew_pinski@playstation.sony.com>
3134 * c-typeck.c (build_unary_op <case PREINCREMENT_EXPR,
3135 case POSTINCREMENT_EXPR, case PREDECREMENT_EXPR,
3136 case POSTDECREMENT_EXPR>): Return the error_mark_node
3137 if either the real or imaginary parts would an
3140 2007-05-28 Daniel Berlin <dberlin@dberlin.org>
3142 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Release LHS SSA
3143 name when we remove it from a call.
3145 2007-05-28 Kazu Hirata <kazu@codesourcery.com>
3147 * targhooks.c (default_narrow_bitfield): Remove.
3148 * targhooks.h: Remove the prototype for
3149 default_narrow_bitfield.
3151 * langhooks-def.h: Remove the prototype for
3152 hook_get_alias_set_0.
3153 * langhooks.c (hook_get_alias_set_0): Remove.
3155 * global.c (EXECUTE_IF_CONFLICT): Remove.
3157 2007-05-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
3160 * fold-const.c (tree_expr_nonnegative_warnv_p): Don't
3161 return true when truth_value_p is true and the type
3164 2007-05-28 Gerald Pfeifer <gerald@pfeifer.com>
3166 * doc/install.texi (Prerequisites): We no longer require Autoconf
3167 2.13 for the top-level.
3169 2007-05-28 Uros Bizjak <ubizjak@gmail.com>
3171 * target/i386/i386.c (ix86_expand_vector_move): Expand unaligned
3172 memory access via x86_expand_vector_move_misalign() only for
3173 TImode values on 32-bit targets.
3175 2007-05-28 Razya Ladelsky <razya@il.ibm.com>
3177 * matrix-reorg.c: New file. Implement matrix flattening and
3178 transposing optimization.
3179 * tree-pass.h: Add matrix reorg pass.
3180 * common.opt: Add fipa-mreorg flag.
3181 * Makefile.in: Add matrix-reorg.c.
3182 * passes.c: Add matrix reorg pass.
3183 * varpool.c (add_new_static_var): New function.
3184 * cgraph.h (add_new_static_var): Declare.
3186 2007-05-27 Eric Christopher <echristo@apple.com>
3188 * config/rs6000/rs6000.c (rs6000_emit_prologue): Update
3189 sp_offset depending on stack size. Save r12 depending
3190 on registers we're saving later.
3191 (rs6000_emit_epilogue): Update sp_offset depending only
3194 2007-05-27 Zdenek Dvorak <dvorakz@suse.cz>
3196 * tree-vrp.c (execute_vrp): Do not check whether current_loops == NULL.
3197 * tree-chrec.c (evolution_function_is_invariant_rec_p): Ditto.
3198 * ifcvt.c (if_convert): Ditto.
3199 * tree-ssa-threadupdate.c (thread_block): Ditto.
3200 (thread_through_all_blocks): Ditto. Assert that loops were analysed.
3201 * tree-ssa-loop-manip.c (rewrite_into_loop_closed_ssa,
3202 verify_loop_closed_ssa): Check number_of_loops instead of
3204 * predict.c (tree_estimate_probability): Ditto.
3205 * tree-if-conv.c (main_tree_if_conversion): Ditto.
3206 * tree-ssa-loop-ch.c (copy_loop_headers): Ditto.
3207 * modulo-sched.c (sms_schedule): Ditto.
3208 * tree-scalar-evolution.c (scev_const_prop): Ditto.
3209 (scev_finalize): Do not do anything if scev analysis was not
3211 * cfgloopanal.c (mark_irreducible_loops): Do not check whether
3212 current_loops == NULL.
3213 (mark_loop_exit_edges): Check number_of_loops instead of current_loops.
3214 * loop-init.c (loop_optimizer_init): Do not free current_loops when
3216 (loop_optimizer_finalize): Assert that loops were analyzed.
3217 (rtl_move_loop_invariants, rtl_unswitch, rtl_unroll_and_peel_loops,
3218 rtl_doloop): Check number_of_loops instead of current_loops.
3219 * tree-ssa-loop.c (tree_loop_optimizer_init): Do not check whether
3220 current_loops == NULL.
3221 (tree_ssa_loop_init, tree_ssa_loop_im, tree_ssa_loop_unswitch,
3222 gate_tree_vectorize tree_linear_transform, check_data_deps,
3223 tree_ssa_loop_ivcanon, tree_ssa_empty_loop, tree_ssa_loop_bounds,
3224 tree_complete_unroll, tree_ssa_loop_prefetch, tree_ssa_loop_ivopts):
3225 Check number_of_loops instead of current_loops.
3226 (tree_ssa_loop_done): Do not check whether current_loops == NULL.
3227 * tree-ssa-pre.c (fini_pre): Do not take do_fre argument. Always
3228 free loops if available.
3229 (execute_pre): Do not pass do_fre to fini_pre.
3231 2007-05-27 Tobias Burnus <burnus@net-b.de>
3234 * real.c (mpfr_from_real): Fix sign of -Inf.
3236 2007-05-27 H.J. Lu <hongjiu.lu@intel.com>
3238 * tree-vect-transform.c (vectorizable_conversion): Initialize
3239 tree_code variables to ERROR_MARK.
3240 (vectorizable_type_demotion): Likewise.
3241 (vectorizable_type_promotion): Likewise.
3243 2007-05-26 Uros Bizjak <ubizjak@gmail.com>
3246 * config/i386/i386.md (movti): Handle push operands via
3249 2007-05-26 Kazu Hirata <kazu@codesourcery.com>
3251 * basic-block.h: Remove the prototype for merge_seq_blocks.
3252 * cfgcleanup.c (merge_seq_blocks): Remove.
3254 * tree-flow.h: Remove the prototype for is_aliased_with.
3255 * tree-ssa-alias.c (is_aliased_with): Remove.
3257 2007-05-26 H.J. Lu <hongjiu.lu@intel.com>
3259 * config/i386/i386-protos.h (ix86_expand_sse4_unpack): New.
3261 * config/i386/i386.c (ix86_expand_sse4_unpack): New.
3263 * config/i386/sse.md (vec_unpacku_hi_v16qi): Call
3264 ix86_expand_sse4_unpack if SSE4.1 is enabled.
3265 (vec_unpacks_hi_v16qi): Likewise.
3266 (vec_unpacku_lo_v16qi): Likewise.
3267 (vec_unpacks_lo_v16qi): Likewise.
3268 (vec_unpacku_hi_v8hi): Likewise.
3269 (vec_unpacks_hi_v8hi): Likewise.
3270 (vec_unpacku_lo_v8hi): Likewise.
3271 (vec_unpacks_lo_v8hi): Likewise.
3272 (vec_unpacku_hi_v4si): Likewise.
3273 (vec_unpacks_hi_v4si): Likewise.
3274 (vec_unpacku_lo_v4si): Likewise.
3275 (vec_unpacks_lo_v4si): Likewise.
3277 2007-05-26 Kazu Hirata <kazu@codesourcery.com>
3279 * c-typeck.c, config/arm/arm.c, config/darwin.c,
3280 config/sh/symbian.c, gcc.c, ipa-cp.c, ipa-inline.c, loop-iv.c,
3281 omega.c, tree-ssa-loop-niter.c, treestruct.def: Fix typos and
3282 follow spelling conventions in various
3283 warning/error/diagnostic messages.
3285 * config/i386/i386.c, config/pa/pa.c, config/spu/spu.c,
3286 df-problems.c, df-scan.c, domwalk.c, ebitmap.c, ebitmap.h,
3287 fold-const.c, gcc.c, ipa-type-escape.c, omega.c, omega.h,
3288 tree-ssa-coalesce.c, tree-ssa-live.c, tree-ssa-structalias.c,
3289 tree-vrp.c: Fix comment typos. Follow spelling conventions.
3290 * doc/tm.texi: Follow spelling conventions.
3292 2007-05-25 Andrew Pinski <andrew_pinski@playstation.sony.com>
3295 * tree-ssa-forwprop.c
3296 (forward_propagate_addr_into_variable_array_index): Remove
3297 the lhs argument. Use the type of def_rhs instead of lhs.
3298 (forward_propagate_addr_expr_1): Update use of
3299 forward_propagate_addr_into_variable_array_index.
3301 2007-05-25 Sandra Loosemore <sandra@codesourcery.com>
3302 Nigel Stephens <nigel@mips.com>
3304 * config/mips/mips.c (mips_attribute_table): Add "near" and "far"
3305 function attributes, "far" being an alias for "long_call".
3306 (TARGET_COMP_TYPE_ATTRIBUTES): Define as mips_comp_type_attributes.
3307 (mips_near_type_p, mips_far_type_p): New.
3308 (mips_comp_type_attributes): New function to check that attributes
3309 attached to a function type are compatible.
3310 (mips_output_mi_thunk): Test SYMBOL_REF_LONG_CALL_P() rather than
3311 TARGET_LONG_CALLS when deciding whether we can do a direct sibcall
3312 to the target function of the thunk.
3313 (mips_encode_section_info): Check for "near" and "far" function
3314 attributes, and always set the SYMBOL_FLAG_LONG_CALL bit explicitly.
3316 * config/mips/predicates.md (const_call_insn_operand): Test only
3317 SYMBOL_REF_LONG_CALL_P() and not TARGET_LONG_CALLS.
3319 * doc/extend.texi (Function Attributes): Document MIPS "near" and
3322 * testsuite/gcc.target/mips/near-far-1.c: New test case.
3323 * testsuite/gcc.target/mips/near-far-2.c: New test case.
3324 * testsuite/gcc.target/mips/near-far-3.c: New test case.
3325 * testsuite/gcc.target/mips/near-far-4.c: New test case.
3327 2007-05-25 Eric Christopher <echristo@apple.com>
3329 * config.gcc: Add i386/t-fprules-softfp64 and soft-fp/t-softfp
3330 to x86-darwin configurations.
3331 * config/i386/t-darwin: Add softfp support.
3332 * config/i386/t-darwin64: Ditto.
3333 * config/i386/sfp-machine.h: If mach then don't use
3334 aliasing, emit a stub to call.
3336 2007-05-25 Kazu Hirata <kazu@codesourcery.com>
3338 * cfglayout.c, cgraphunit.c, config/avr/avr.c, fold-const.c,
3339 haifa-sched.c, optabs.h, tree-affine.c, tree-data-ref.c,
3340 tree-predcom.c, tree-ssa-alias-warnings.c,
3341 tree-ssa-forwprop.c, tree-vect-analyze.c, tree-vrp.c: Fix
3342 comment typos. Follow spelling conventions.
3343 * doc/cpp.texi, doc/invoke.texi: Fix typos.
3345 2007-05-26 Uros Bizjak <ubizjak@gmail.com>
3348 * target/i386/i386.c (ix86_expand_vector_move): Force SUBREGs of
3349 constants into memory. Expand unaligned memory references for
3350 SSE modes via x86_expand_vector_move_misalign() function.
3352 2007-05-25 Uros Bizjak <ubizjak@gmail.com>
3354 * config/i386/sse.md (*vec_extractv2di_1_sse2): Do not calculate
3355 "memory" attribute for "sseishft" type insn without operands[2].
3357 2007-05-25 Dirk Mueller <dmueller@suse.de>
3358 Marcus Meissner <meissner@suse.de>
3360 * doc/extend.texi (alloc_size): New attribute.
3361 * c-common.c (handle_alloc_size_attribute): New.
3362 * tree-object-size.c (alloc_object_size): Use alloc_size
3363 attribute, if available.
3365 2007-05-25 H.J. Lu <hongjiu.lu@intel.com>
3367 * config/i386/i386.c (__builtin_ia32_vec_ext_v2df): Mark it
3369 (__builtin_ia32_vec_ext_v2di): Likewise.
3370 (__builtin_ia32_vec_ext_v4si): Likewise.
3371 (__builtin_ia32_vec_ext_v8hi): Likewise.
3372 (__builtin_ia32_vec_ext_v16qi): Likewise.
3373 (__builtin_ia32_vec_set_v8hi): Likewise.
3375 2007-05-25 H.J. Lu <hongjiu.lu@intel.com>
3377 * config/i386/sse.md (*vec_extractv2di_1_sse2): Correct shift.
3379 2007-05-25 Richard Sandiford <richard@codesourcery.com>
3381 * config/arm/arm-protos.h (arm_encode_call_attribute): Delete.
3382 (arm_is_longcall_p): Rename to...
3383 (arm_is_long_call_p): ...this. Take a single tree argument and
3385 * config/arm/arm.h (CALL_SHORT, CALL_LONG, CALL_NORMAL): Delete.
3386 (CUMULATIVE_ARGS): Remove call_cookie.
3387 (SHORT_CALL_FLAG_CHAR, LONG_CALL_FLAG_CHAR, ENCODED_SHORT_CALL_ATTR_P)
3388 (ENCODED_LONG_CALL_ATTR_P): Delete.
3389 (ARM_NAME_ENCODING_LENGTHS): Remove SHORT_CALL_FLAG_CHAR and
3390 LONG_CALL_FLAG_CHAR cases.
3391 (ARM_DECLARE_FUNCTION_SIZE): Delete.
3392 * config/arm/elf.h (ASM_DECLARE_FUNCTION_SIZE): Don't use
3393 ARM_DECLARE_FUNCTION_SIZE.
3394 * config/arm/arm.c (arm_init_cumulative_args): Don't set call_cookie.
3395 (arm_function_arg): Return const0_rtx for VOIDmode arguments.
3396 (arm_encode_call_attribute, current_file_function_operand): Delete.
3397 (arm_function_in_section_p): New function.
3398 (arm_is_longcall_p): Rename to...
3399 (arm_is_long_call_p): ...this. Take the target function as a single
3400 argument and return a bool. Do not rely on call cookies. Check
3401 whether the target symbol is in the same section as the current
3402 function, not just the same compilation unit.
3403 (arm_function_ok_for_sibcall): Use arm_is_long_call_p.
3404 (arm_encode_section_info): Don't encode a call type.
3405 * config/arm/arm.md (call, call_value): Update calls to
3406 arm_is_long(_)call_p. Simplify logic.
3407 (*call_symbol, *call_value_symbol, *call_insn, *call_value_insn):
3408 Update calls to arm_is_long(_)call_p.
3410 2007-05-25 Richard Guenther <rguenther@suse.de>
3412 PR tree-optimization/31982
3413 * tree-ssa-forwprop.c
3414 (forward_propagate_addr_into_variable_array_index): Handle arrays
3415 with element size one.
3417 2007-05-24 Andrew Pinski <andrew_pinski@playstation.sony.com>
3419 * config/spu/spu.md (smulsi3_highpart): Unshare the rtl chain.
3420 (umulsi3_highpart): Likewise.
3422 2007-05-24 Ian Lance Taylor <iant@google.com>
3424 PR rtl-optimization/32069
3425 * regclass.c (regclass): Don't crash if the entry in regno_reg_rtx
3428 2007-05-24 Ollie Wild <aaw@google.com>
3430 * doc/cpp.texi (Common Predefined Macros): Add __COUNTER__
3433 2007-05-24 Richard Sandiford <rsandifo@nildram.co.uk>
3435 * postreload-gcse.c (reg_changed_after_insn_p): New function.
3436 (oprs_unchanged_p): Use it to check all registers in a REG.
3437 (record_opr_changes): Look for clobbers in CALL_INSN_FUNCTION_USAGE.
3438 (reg_set_between_after_reload_p): Delete.
3439 (reg_used_between_after_reload_p): Likewise.
3440 (reg_set_or_used_since_bb_start): Likewise.
3441 (eliminate_partially_redundant_load): Use reg_changed_after_insn_p
3442 and reg_used_between_p instead of reg_set_or_used_since_bb_start.
3443 Use reg_set_between_p instead of reg_set_between_after_reload_p.
3444 * rtlanal.c (reg_set_p): Check whether REG overlaps
3445 regs_invalidated_by_call, rather than just checking the
3446 membership of REGNO (REG).
3448 2007-05-24 Zdenek Dvorak <dvorakz@suse.cz>
3450 * doc/passes.texi: Document predictive commoning.
3451 * doc/invoke.texi (-fpredictive-commoning): Document.
3452 * opts.c (decode_options): Enable flag_predictive_commoning on -O3.
3453 * tree-ssa-loop-im.c (get_lsm_tmp_name): Export. Allow
3454 adding indices to the generated name.
3455 (schedule_sm): Pass 0 to get_lsm_tmp_name.
3456 * tree-ssa-loop-niter.c (stmt_dominates_stmt_p): Export.
3457 * tree-pretty-print.c (op_symbol_1): Renamed to ...
3458 (op_symbol_code): ... and exported.
3459 (dump_omp_clause, op_symbol): Use op_symbol_code
3460 instead of op_symbol_1.
3461 * tree-pass.h (pass_predcom): Declare.
3462 * timevar.def (TV_PREDCOM): New timevar.
3463 * tree-ssa-loop.c (run_tree_predictive_commoning,
3464 gate_tree_predictive_commoning, pass_predcom): New.
3465 * tree-data-ref.c (find_data_references_in_loop): Find the
3466 references in dominance order.
3467 (canonicalize_base_object_address): Ensure that the result has
3469 (dr_analyze_innermost): Export.
3470 (create_data_ref): Code to fail for references with invariant
3472 (find_data_references_in_stmt): ... here.
3473 * tree-data-ref.h (dr_analyze_innermost): Declare.
3474 * tree-affine.c: Include tree-gimple.h and hashtab.h.
3475 (aff_combination_find_elt, name_expansion_hash,
3476 name_expansion_eq, tree_to_aff_combination_expand,
3477 double_int_constant_multiple_p, aff_combination_constant_multiple_p):
3479 * tree-affine.h (aff_combination_constant_multiple_p,
3480 tree_to_aff_combination_expand): Declare.
3481 * tree-predcom.c: New file.
3482 * common.opt (fpredictive-commoning): New option.
3483 * tree-flow.h (op_symbol_code, tree_predictive_commoning,
3484 stmt_dominates_stmt_p, get_lsm_tmp_name): Declare.
3485 * Makefile.in (tree-predcom.o): Add.
3486 (tree-affine.o): Add TREE_GIMPLE_H dependency.
3487 * passes.c (init_optimization_passes): Add dceloop after
3488 copy propagation in loop optimizer. Add predictive commoning
3489 to loop optimizer passes.
3491 2007-05-24 H.J. Lu <hongjiu.lu@intel.com>
3493 * target-def.h (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Correct
3496 2007-05-24 Jan Hubicka <jh@suse.cz>
3498 * gengenrtl.c (gendecl, gendef): Output the gens annotated for
3500 (genheader): Include statistics.h.
3502 * doc/invoke.texi (-fdump-unnumbered): Update docs when line number
3504 * print-rtl.c (flag_dump_unnumbered): Update comments.
3505 (print_rtl): Fix my previous change.
3506 * emit-rtl.c (emit_note_before, emit_note_after): Clear out note
3509 2007-05-24 Zdenek Dvorak <dvorakz@suse.cz>
3512 * tree-ssa-threadupdate.c (thread_through_loop_header): Use
3514 (thread_through_all_blocks): Call initialize_original_copy_tables
3515 and free_original_copy_tables.
3516 * cfgloopmanip.c (duplicate_loop, duplicate_loop_to_header_edge):
3518 * tree-cfg.c (tree_duplicate_sese_region): Ditto.
3519 * cfghooks.c (duplicate_block): Use get_loop_copy.
3520 * cfg.c: Include cfgloop.h.
3521 (loop_copy): New hash table.
3522 (initialize_original_copy_tables): Initialize loop_copy table.
3523 (free_original_copy_tables): Free loop_copy table.
3524 (copy_original_table_clear, copy_original_table_set,
3525 set_loop_copy, get_loop_copy): New functions.
3526 (set_bb_original, set_bb_copy): Use copy_original_table_set.
3527 * cfgloop.h (struct loop): Remove copy field.
3528 * Makefile.in (cfg.o): Add CFGLOOP_H dependency.
3529 * basic-block.h (set_loop_copy, get_loop_copy): Declare.
3531 2007-05-24 H.J. Lu <hongjiu.lu@intel.com>
3533 * config/i386/i386.c (ix86_handle_option): Handle SSE4.1 for
3534 -msse/-msse2/-msse3.
3536 2007-05-24 H.J. Lu <hongjiu.lu@intel.com>
3538 * config/i386/i386.c (ix86_init_mmx_sse_builtins): Mark
3539 __builtin_ia32_vec_set_v2di with MASK_64BIT.
3541 2007-05-24 Danny Smith <dannysmith@users.sourceforge.net>
3544 * doc/tm.texi (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Document.
3545 * targhooks.h (default_mangle_decl_assembler_name): Declare
3547 * targhooks.c (default_mangle_decl_assembler_name): Define
3549 * target-def.h (TARGET_MANGLE_DECL_ASSEMBLER_NAME) New. Set to
3551 * target.h (struct gcc_target): Add mangle_decl_assembler_name field.
3552 * langhooks.c (lhd_set_decl_assembler_name): Call
3553 targetm.mangle_decl_assembler_name for names with global scope.
3555 * config/i386/cygming.h (TARGET_MANGLE_DECL_ASSEMBLER_NAME) Override
3557 (ASM_OUTPUT_DEF_FROM_DECLS): Simplify to use DECL_ASSEMBLER_NAME.
3558 * config/i386/i386-protos.h (i386_pe_mangle_decl_assembler_name):
3560 * config/i386/winnt.c (i386_pe_maybe_mangle_decl_assembler_name):
3561 New. Factored out of i386_pe_encode_section_info.
3562 (gen_stdcall_or_fastcall_suffix): Get name identifier as argument.
3563 Move check for prior decoration of stdcall
3564 symbols to i386_pe_encode_section_info.
3565 (i386_pe_encode_section_info): Adjust call to
3566 gen_stdcall_or_fastcall_suffix. Use
3567 i386_pe_maybe_mangle_decl_assembler_name, if needed.
3568 (i386_pe_mangle_decl_assembler_name): New. Wrap
3569 i386_pe_maybe_mangle_decl_assembler_name.
3571 2007-05-16 Rafael Avila de Espindola <espindola@google.com>
3573 * c-common.c (c_common_signed_or_unsigned_type): Delay the check for
3574 INTEGRAL_TYPE_P and TYPE_UNSIGNED.
3575 * langhooks.c (get_signed_or_unsigned_type): Don't check for
3576 INTEGRAL_TYPE_P or TYPE_UNSIGNED.
3577 (lhd_signed_or_unsigned_type): Check for INTEGRAL_TYPE_P and
3580 2007-05-23 Sandra Loosemore <sandra@codesourcery.com>
3581 Nigel Stephens <nigel@mips.com>
3582 Richard Sandiford <richard@codesourcery.com>
3584 Fix up MIPS16 hard float and add support for complex.
3586 * config/mips/mips.h (TARGET_HARD_FLOAT_ABI): New.
3587 (TARGET_SOFT_FLOAT_ABI): New.
3588 (TARGET_CPU_CPP_BUILTINS): Define __mips_hard_float and
3589 __mips_soft_float to reflect the ABI in use, not whether the
3590 FPU is directly accessible (e.g., in MIPS16 mode).
3591 (UNITS_PER_HWFPVALUE): Use TARGET_SOFT_FLOAT_ABI.
3592 (UNITS_PER_FPVALUE): Likewise.
3594 * config/mips/mips.c (mips_expand_call): Remove redundant
3595 TARGET_MIPS16 check.
3596 (mips_arg_regno): New.
3597 (function_arg_advance): When setting bits in cum->fp_code for
3598 MIPS16, don't subtract 1 from cum->arg_number, since it is now
3600 (function_arg): Use mips_arg_regno.
3601 (mips_return_mode_in_fpr_p): New.
3602 (mips16_call_stub_mode_suffix): New.
3603 (mips16_cfun_returns_in_fpr_p): New.
3604 (mips_save_reg_p): Use mips16_cfun_returns_in_fpr_p.
3605 (mips_output_function_prologue): Test mips16_hard_float, not
3606 !TARGET_SOFT_FLOAT, to decide when a function stub is required.
3607 (mips_expand_epilogue): Call MIPS16 helper routines to copy
3608 return value into a floating-point register.
3609 (mips_can_use_return_insn): Use mips16_cfun_returns_in_fpr_p.
3610 (mips_function_value): Rewrite to use mips_return_mode_in_fpr_p.
3611 (mips16_fp_args): Handle MIPS32r2 ISA which supports
3612 TARGET_FLOAT64, and use mfhc1/mthc1 to copy the most significant
3613 word of double arguments from or to the high bits of 64-bit
3614 floating point registers.
3615 (build_mips16_function_stub): Fill in DECL_RESULT for stubdecl.
3616 (mips16_fpret_double): New helper function.
3617 (build_mips16_call_stub): Use mips16_return_mode_in_fpr_p. Add
3618 support for complex modes. Fill in DECL_RESULT for stubdecl.
3619 (mips_init_libfuncs): Remove redundant TARGET_MIPS16 check.
3621 * config/mips/mips16.S
3622 (RET, ARG1, ARG2): New.
3623 (MERGE_GPRf, MERGE_GPRt): New.
3624 (DELAYt, DELAYf): New.
3625 (MOVE_SF_BYTE0, MOVE_SI_BYTE0): New.
3626 (MOVE_SF_BYTE4, MOVE_SF_BYTE8): New.
3627 (MOVE_DF_BYTE0, MOVE_DF_BYTE8): New.
3628 (MOVE_SF_RET, MOVE_SC_RET, MOVE_DF_RET, MOVE_DC_RET, MOVE_SI_RET): New.
3629 (SFOP): Renamed to...
3630 (OPSF3): This, and macro-ified. Updated all uses.
3631 (SFOP2): Renamed to...
3632 (OPSF2): This, and macro-ified. Updated all uses.
3633 (SFCMP): Renamed to...
3634 (CMPSF): This, and macro-ified. Updated all uses.
3635 (SFREVCMP): Renamed to...
3636 (REVCMPSF): This, and macro-ified. Updated all uses.
3637 (__mips16_floatsisf, __mips16_fix_truncsfsi): Macro-ified.
3638 (LDDBL1, LDDBL2, RETDBL): Deleted.
3639 (DFOP): Renamed to...
3640 (OPDF3): This, and macro-ified. Updated all uses.
3641 (DFOP2): Renamed to...
3642 (OPDF2): This, and macro-ified. Updated all uses.
3643 (__mips16_extendsfdf2, __mips16_truncdfsf2): Macro-ified.
3644 (DFCMP): Renamed to...
3645 (CMPDF): This, and macro-ified. Updated all uses.
3646 (DFREVCMP): Renamed to...
3647 (REVCMPDF): This, and macro-ified. Updated all uses.
3648 (__mips16_floatsidf, __mips16_fix_truncdfsi): Macro-ified.
3649 (RET_FUNCTION): New.
3650 (__mips16_ret_sf, __mips16_ret_df): Macro-ified.
3651 (__mips16_ret_sc, __mips16_ret_dc): New.
3652 (STUB_ARGS_0, STUB_ARGS_1, STUB_ARGS_5, STUB_ARGS_9, STUB_ARGS_2,
3653 STUB_ARGS_6, STUB_ARGS_10): New.
3654 (CALL_STUB_NO_RET): New.
3655 (__mips16_call_stub_1): Macro-ified.
3656 (__mips16_call_stub_5): Macro-ified.
3657 (__mips16_call_stub_2): Macro-ified.
3658 (__mips16_call_stub_6): Macro-ified.
3659 (__mips16_call_stub_9): Macro-ified.
3660 (__mips16_call_stub_10): Macro-ified.
3661 (CALL_STUB_RET): New.
3662 (__mips16_call_stub_sf_0): Macro-ified.
3663 (__mips16_call_stub_sf_1): Macro-ified.
3664 (__mips16_call_stub_sf_5): Macro-ified.
3665 (__mips16_call_stub_sf_2): Macro-ified.
3666 (__mips16_call_stub_sf_6): Macro-ified.
3667 (__mips16_call_stub_sf_9): Macro-ified.
3668 (__mips16_call_stub_sf_10): Macro-ified.
3669 (__mips16_call_stub_df_0): Macro-ified.
3670 (__mips16_call_stub_df_1): Macro-ified.
3671 (__mips16_call_stub_df_5): Macro-ified.
3672 (__mips16_call_stub_df_2): Macro-ified.
3673 (__mips16_call_stub_df_6): Macro-ified.
3674 (__mips16_call_stub_df_9): Macro-ified.
3675 (__mips16_call_stub_df_10): Macro-ified.
3676 (__mips16_call_stub_sc_0): New.
3677 (__mips16_call_stub_sc_1): New.
3678 (__mips16_call_stub_sc_5): New.
3679 (__mips16_call_stub_sc_2): New.
3680 (__mips16_call_stub_sc_6): New.
3681 (__mips16_call_stub_sc_9): New.
3682 (__mips16_call_stub_sc_10): New.
3683 (__mips16_call_stub_dc_0): New.
3684 (__mips16_call_stub_dc_1): New.
3685 (__mips16_call_stub_dc_5): New.
3686 (__mips16_call_stub_dc_2): New.
3687 (__mips16_call_stub_dc_6): New.
3688 (__mips16_call_stub_dc_9): New.
3689 (__mips16_call_stub_dc_10): New.
3691 * config/mips/t-elf (LIB1ASMFUNCS): Add MIPS16 floating-point stubs.
3692 * config/mips/t-isa3264 (LIB1ASMFUNCS): Likewise.
3693 * config/mips/t-r2900 (LIB1ASMFUNCS): Likewise.
3695 2007-05-23 Ian Lance Taylor <iant@google.com>
3697 * doc/invoke.texi (Invoking GCC): Document that the order of the
3700 2007-05-23 Chen Liqin <liqin@sunnorth.com.cn>
3703 * config/score/misc.md (bitclr_c, bitset_c, bittgl_c): Remove.
3704 * config/score/predicate.md (const_pow2, const_npow2): Remove.
3705 * config/score/score.h (ASM_OUTPUT_EXTERNAL): Add ASM_OUTPUT_EXTERNAL
3709 * config/score/score.c (score_print_operand): Make sure that only
3710 lower bits are used.
3712 2007-05-22 Ian Lance Taylor <iant@google.com>
3714 * tree-vrp.c (avoid_overflow_infinity): New static function,
3715 broken out of set_value_range_to_value.
3716 (set_value_range_to_value): Call avoid_overflow_infinity.
3717 (extract_range_from_assert): Likewise.
3719 2007-05-22 Andrew Pinski <andrew_pinski@playstation.sony.com>
3722 * builtins.c (expand_builtin_memmove_args): Strip nops that don't
3723 change the type before looking for a COMPOUND_EXPR.
3725 2007-05-22 Ian Lance Taylor <iant@google.com>
3727 * lower-subreg.c (decompose_multiword_subregs): If we change an
3728 insn, call remove_retval_note on it.
3730 2007-05-22 Richard Sandiford <rsandifo@nildram.co.uk>
3732 * regs.h (end_hard_regno): New function.
3733 (END_HARD_REGNO, END_REGNO): New macros.
3734 (add_to_hard_reg_set): New function.
3735 (remove_from_hard_reg_set): Likewise.
3736 (in_hard_reg_set_p): Likewise.
3737 (overlaps_hard_reg_set_p): Likewise.
3738 * bt-load.c (find_btr_reference): Use overlaps_hard_reg_set_p.
3739 (note_btr_set): Use END_HARD_REGNO.
3740 * caller-save.c (setup_save_areas): Use end_hard_regno.
3741 (mark_set_regs): Use END_HARD_REGNO.
3742 (add_stored_regs): Use end_hard_regno.
3743 (mark_referenced_regs): Use add_to_hard_reg_set.
3744 * combine.c (update_table_tick): Use END_REGNO.
3745 (record_value_for_reg): Likewise.
3746 (record_dead_and_set_regs): Likewise.
3747 (get_last_value_validate): Likewise.
3748 (use_crosses_set_p): Likewise.
3749 (reg_dead_at_p_1): Likewise.
3750 (reg_dead_at_p): Likewise.
3751 (mark_used_regs_combine): Use add_to_hard_reg_set.
3752 (move_deaths): Use END_HARD_REGNO.
3753 (reg_bitfield_target_p): Use end_hard_regno.
3754 (distribute_notes): Use END_HARD_REGNO.
3755 * cse.c (mention_regs): Use END_REGNO.
3756 (insert): Use add_to_hard_reg_set.
3757 (invalidate): Use END_HARD_REGNO.
3758 (invalidate_for_call): Likewise.
3759 (exp_equiv_p): Use END_REGNO.
3760 (cse_insn): Likewise.
3761 * cselib.c (cselib_invalidate_regno): Use end_hard_regno.
3762 * df-problems.c (df_urec_mark_reg_change): Use END_HARD_REGNO.
3763 * df-scan.c (df_ref_record): Use END_HARD_REGNO.
3764 * function.c (keep_stack_depressed): Use end_hard_regno.
3765 * global.c (global_alloc): Use end_hard_regno.
3766 (global_conflicts): Use add_to_hard_reg_set instead of
3768 (find_reg): Likewise.
3769 (mark_reg_store): Likewise.
3770 (mark_reg_conflicts): Likewise.
3771 (mark_reg_death): Use remove_from_hard_reg_set.
3772 (mark_reg_live_nc): Delete.
3773 (set_preference): Use end_hard_regno.
3774 * local-alloc.c (mark_life): Use add_to_hard_reg_set and
3775 remove_from_hard_reg_set.
3776 (post_mark_life): Use add_to_hard_reg_set.
3777 * mode-switching.c (reg_dies): Use remove_from_hard_reg_set.
3778 (reg_becomes_live): Use add_to_hard_reg_set.
3779 * recog.c (reg_fits_class_p): Use in_hard_reg_set_p.
3780 (peep2_find_free_register): Use add_to_hard_reg_set.
3781 * reg-stack.c (convert_regs_exit): Use END_HARD_REGNO.
3782 * regclass.c (record_reg_classes): Use in_hard_reg_set_p.
3783 * regrename.c (note_sets): Use add_to_hard_reg_set.
3784 (clear_dead_regs): Use remove_from_hard_reg_set.
3785 (regrename_optimize): Use add_to_hard_reg_set.
3786 (find_oldest_value_reg): Use in_hard_reg_set_p.
3787 * reload.c (push_reload): Use in_hard_reg_set_p and end_hard_regno.
3788 (hard_reg_set_here_p): Use end_hard_regno.
3789 (decompose): Likewise.
3790 (reg_overlap_mentioned_for_reload_p): Use END_HARD_REGNO.
3791 (find_equiv_reg): Use in_hard_reg_set_p and end_hard_regno.
3792 * reload1.c (compute_use_by_pseudos): Use add_to_hard_reg_set.
3793 (mark_home_live): Use end_hard_regno.
3794 (spill_hard_reg): Likewise.
3795 (clear_reload_reg_in_use): Likewise.
3796 * reorg.c (delete_prior_computation): Use END_REGNO.
3797 * resource.c (update_live_status): Use END_HARD_REGNO.
3798 (mark_referenced_resources): Use add_to_hard_reg_set.
3799 (mark_set_resources): Likewise.
3800 (mark_target_live_regs): Likewise. Use remove_from_hard_reg_set.
3801 * rtlanal.c (refers_to_regno_p): Use END_REGNO.
3802 (reg_overlap_mentioned_p): Likewise.
3803 (dead_or_set_p): Likewise. Use an exclusive upper loop bound.
3804 (covers_regno_no_parallel_p): Use END_REGNO.
3805 (find_regno_note): Likewise.
3806 (find_reg_fusage): Use END_HARD_REGNO.
3807 * stmt.c (decl_overlaps_hard_reg_set_p): Use overlaps_hard_reg_set_p.
3808 * var-tracking.c (emit_note_insn_var_location): Use end_hard_regno.
3810 2007-05-22 Richard Sandiford <rsandifo@nildram.co.uk>
3812 * mode-switching.c (reg_dies): Change type of second argument to
3814 (optimize_mode_switching): Update accordingly.
3816 2007-05-22 Richard Sandiford <richard@codesourcery.com>
3818 * hard-reg-set.h (GO_IF_HARD_REG_SUBSET, GO_IF_HARD_REG_EQUAL): Delete
3820 (hard_reg_subset_p, hard_reg_sets_equal_p, hard_reg_sets_intersect_p)
3821 (hard_reg_set_empty_p): ...these new functions.
3822 * bt-load.c (choose_btr): Use hard_reg_subset_p instead of
3823 GO_IF_HARD_REG_SUBSET.
3824 * cfgcleanup.c (old_insns_match_p): Use hard_reg_sets_equal_p
3825 instead of GO_IF_HARD_REG_EQUAL.
3826 * df-problems.c (df_urec_local_compute): Use hard_reg_set_empty_p
3827 instead of GO_IF_HARD_REG_EQUAL.
3828 * global.c (find_reg): Use hard_reg_set_empty_p instead of
3829 GO_IF_HARD_REG_SUBSET.
3830 (modify_reg_pav): Use hard_reg_set_empty_p instead of
3831 GO_IF_HARD_REG_EQUAL.
3832 * local-alloc.c (find_free_reg): Use hard_reg_subset_p instead
3833 of GO_IF_HARD_REG_SUBSET.
3834 * reg-stack.c (change_stack, convert_regs_1): Use hard_reg_sets_equal_p
3835 instead of GO_IF_HARD_REG_EQUAL.
3836 * regclass.c (init_reg_sets_1, reg_scan_mark_refs): Use
3837 hard_reg_subset_p instead of GO_IF_HARD_REG_SUBSET.
3838 (reg_classes_intersect_p): Use hard_reg_sets_intersect_p instead
3839 of GO_IF_HARD_REG_SUBSET,
3840 * reload1.c (finish_spills): Use hard_reg_subset_p instead of
3841 GO_IF_HARD_REG_SUBSET.
3842 * struct-equiv.c (death_notes_match_p): Use hard_reg_sets_equal_p
3843 instead of GO_IF_HARD_REG_EQUAL.
3844 * config/sh/sh.c (push_regs, calc_live_regs): Use
3845 hard_reg_sets_intersect_p instead of hard_regs_intersect_p.
3846 (hard_regs_intersect_p): Delete.
3848 2007-05-22 Janis Johnson <janis187@us.ibm.com>
3850 * doc/sourcebuild.texi (Test Directives) Add dg-message.
3852 2007-05-22 H.J. Lu <hongjiu.lu@intel.com>
3853 Richard Henderson <rth@redhat.com>
3855 * config.gcc (i[34567]86-*-*): Add smmintrin.h to
3857 (x86_64-*-*): Likewise.
3859 * i386/i386-modes.def (V2QI): New.
3861 * config/i386/i386.c (ix86_handle_option): Handle SSE4.1 and
3863 (override_options): Support SSE4.1.
3864 (IX86_BUILTIN_BLENDPD): New for SSE4.1.
3865 (IX86_BUILTIN_BLENDPS): Likewise.
3866 (IX86_BUILTIN_BLENDVPD): Likewise.
3867 (IX86_BUILTIN_BLENDVPS): Likewise.
3868 (IX86_BUILTIN_PBLENDVB128): Likewise.
3869 (IX86_BUILTIN_PBLENDW128): Likewise.
3870 (IX86_BUILTIN_DPPD): Likewise.
3871 (IX86_BUILTIN_DPPS): Likewise.
3872 (IX86_BUILTIN_INSERTPS128): Likewise.
3873 (IX86_BUILTIN_MOVNTDQA): Likewise.
3874 (IX86_BUILTIN_MPSADBW128): Likewise.
3875 (IX86_BUILTIN_PACKUSDW128): Likewise.
3876 (IX86_BUILTIN_PCMPEQQ): Likewise.
3877 (IX86_BUILTIN_PHMINPOSUW128): Likewise.
3878 (IX86_BUILTIN_PMAXSB128): Likewise.
3879 (IX86_BUILTIN_PMAXSD128): Likewise.
3880 (IX86_BUILTIN_PMAXUD128): Likewise.
3881 (IX86_BUILTIN_PMAXUW128): Likewise.
3882 (IX86_BUILTIN_PMINSB128): Likewise.
3883 (IX86_BUILTIN_PMINSD128): Likewise.
3884 (IX86_BUILTIN_PMINUD128): Likewise.
3885 (IX86_BUILTIN_PMINUW128): Likewise.
3886 (IX86_BUILTIN_PMOVSXBW128): Likewise.
3887 (IX86_BUILTIN_PMOVSXBD128): Likewise.
3888 (IX86_BUILTIN_PMOVSXBQ128): Likewise.
3889 (IX86_BUILTIN_PMOVSXWD128): Likewise.
3890 (IX86_BUILTIN_PMOVSXWQ128): Likewise.
3891 (IX86_BUILTIN_PMOVSXDQ128): Likewise.
3892 (IX86_BUILTIN_PMOVZXBW128): Likewise.
3893 (IX86_BUILTIN_PMOVZXBD128): Likewise.
3894 (IX86_BUILTIN_PMOVZXBQ128): Likewise.
3895 (IX86_BUILTIN_PMOVZXWD128): Likewise.
3896 (IX86_BUILTIN_PMOVZXWQ128): Likewise.
3897 (IX86_BUILTIN_PMOVZXDQ128): Likewise.
3898 (IX86_BUILTIN_PMULDQ128): Likewise.
3899 (IX86_BUILTIN_PMULLD128): Likewise.
3900 (IX86_BUILTIN_ROUNDPD): Likewise.
3901 (IX86_BUILTIN_ROUNDPS): Likewise.
3902 (IX86_BUILTIN_ROUNDSD): Likewise.
3903 (IX86_BUILTIN_ROUNDSS): Likewise.
3904 (IX86_BUILTIN_PTESTZ): Likewise.
3905 (IX86_BUILTIN_PTESTC): Likewise.
3906 (IX86_BUILTIN_PTESTNZC): Likewise.
3907 (IX86_BUILTIN_VEC_EXT_V16QI): Likewise.
3908 (IX86_BUILTIN_VEC_SET_V2DI): Likewise.
3909 (IX86_BUILTIN_VEC_SET_V4SF): Likewise.
3910 (IX86_BUILTIN_VEC_SET_V4SI): Likewise.
3911 (IX86_BUILTIN_VEC_SET_V16QI): Likewise.
3913 (bdesc_sse_3arg): Likewise.
3914 (bdesc_2arg): Likewise.
3915 (bdesc_1arg): Likewise.
3916 (ix86_init_mmx_sse_builtins): Support SSE4.1. Handle SSE builtins
3918 (ix86_expand_sse_4_operands_builtin): New.
3919 (ix86_expand_unop_builtin): Support 2 arg builtins with a constant
3920 smaller than 8 bits as the 2nd arg.
3921 (ix86_expand_sse_ptest): New.
3922 (ix86_expand_builtin): Support SSE4.1. Support 3 arg SSE builtins.
3923 (ix86_expand_vector_set): Support SSE4.1.
3924 (ix86_expand_vector_extract): Likewise.
3926 * config/i386/i386.h (TARGET_CPU_CPP_BUILTINS): Define
3927 __SSE4_1__ for -msse4.1.
3929 * config/i386/i386.md (UNSPEC_BLENDV): New for SSE4.1.
3930 (UNSPEC_INSERTPS): Likewise.
3931 (UNSPEC_DP): Likewise.
3932 (UNSPEC_MOVNTDQA): Likewise.
3933 (UNSPEC_MPSADBW): Likewise.
3934 (UNSPEC_PHMINPOSUW): Likewise.
3935 (UNSPEC_PTEST): Likewise.
3936 (UNSPEC_ROUNDP): Likewise.
3937 (UNSPEC_ROUNDS): Likewise.
3939 * config/i386/i386.opt (msse4.1): New for SSE4.1.
3941 * config/i386/predicates.md (const_pow2_1_to_2_operand): New.
3942 (const_pow2_1_to_32768_operand): Likewise.
3944 * config/i386/smmintrin.h: New. The SSE4.1 intrinsic header
3947 * config/i386/sse.md (*vec_setv4sf_sse4_1): New pattern for
3949 (sse4_1_insertps): Likewise.
3950 (*sse4_1_extractps): Likewise.
3951 (sse4_1_ptest): Likewise.
3952 (sse4_1_mulv2siv2di3): Likewise.
3953 (*sse4_1_mulv4si3): Likewise.
3954 (*sse4_1_smax<mode>3): Likewise.
3955 (*sse4_1_umax<mode>3): Likewise.
3956 (*sse4_1_smin<mode>3): Likewise.
3957 (*sse4_1_umin<mode>3): Likewise.
3958 (sse4_1_eqv2di3): Likewise.
3959 (*sse4_1_pinsrb): Likewise.
3960 (*sse4_1_pinsrd): Likewise.
3961 (*sse4_1_pinsrq): Likewise.
3962 (*sse4_1_pextrb): Likewise.
3963 (*sse4_1_pextrb_memory): Likewise.
3964 (*sse4_1_pextrw_memory): Likewise.
3965 (*sse4_1_pextrq): Likewise.
3966 (sse4_1_blendpd): Likewise.
3967 (sse4_1_blendps): Likewise.
3968 (sse4_1_blendvpd): Likewise.
3969 (sse4_1_blendvps): Likewise.
3970 (sse4_1_dppd): Likewise.
3971 (sse4_1_dpps): Likewise.
3972 (sse4_1_movntdqa): Likewise.
3973 (sse4_1_mpsadbw): Likewise.
3974 (sse4_1_packusdw): Likewise.
3975 (sse4_1_pblendvb): Likewise.
3976 (sse4_1_pblendw): Likewise.
3977 (sse4_1_phminposuw): Likewise.
3978 (sse4_1_extendv8qiv8hi2): Likewise.
3979 (*sse4_1_extendv8qiv8hi2): Likewise.
3980 (sse4_1_extendv4qiv4si2): Likewise.
3981 (*sse4_1_extendv4qiv4si2): Likewise.
3982 (sse4_1_extendv2qiv2di2): Likewise.
3983 (*sse4_1_extendv2qiv2di2): Likewise.
3984 (sse4_1_extendv4hiv4si2): Likewise.
3985 (*sse4_1_extendv4hiv4si2): Likewise.
3986 (sse4_1_extendv2hiv2di2): Likewise.
3987 (*sse4_1_extendv2hiv2di2): Likewise.
3988 (sse4_1_extendv2siv2di2): Likewise.
3989 (*sse4_1_extendv2siv2di2): Likewise.
3990 (sse4_1_zero_extendv8qiv8hi2): Likewise.
3991 (*sse4_1_zero_extendv8qiv8hi2): Likewise.
3992 (sse4_1_zero_extendv4qiv4si2): Likewise.
3993 (*sse4_1_zero_extendv4qiv4si2): Likewise.
3994 (sse4_1_zero_extendv2qiv2di2): Likewise.
3995 (*sse4_1_zero_extendv2qiv2di2): Likewise.
3996 (sse4_1_zero_extendv4hiv4si2): Likewise.
3997 (*sse4_1_zero_extendv4hiv4si2): Likewise.
3998 (sse4_1_zero_extendv2hiv2di2): Likewise.
3999 (*sse4_1_zero_extendv2hiv2di2): Likewise.
4000 (sse4_1_zero_extendv2siv2di2): Likewise.
4001 (*sse4_1_zero_extendv2siv2di2): Likewise.
4002 (sse4_1_roundpd): Likewise.
4003 (sse4_1_roundps): Likewise.
4004 (sse4_1_roundsd): Likewise.
4005 (sse4_1_roundss): Likewise.
4006 (mulv4si3): Don't expand for SSE4.1.
4007 (smax<mode>3): Likewise.
4008 (umaxv4si3): Likewise.
4009 (uminv16qi3): Likewise.
4010 (umin<mode>3): Likewise.
4011 (umaxv8hi3): Rewrite. Only enabled for SSE4.1.
4013 * doc/extend.texi: Document SSE4.1 built-in functions.
4015 * doc/invoke.texi: Document -msse4.1.
4017 2007-05-22 Nathan Sidwell <nathan@codesourcery.com>
4019 * config/m68k/linux.h (ASM_SPEC): Add asm_pcrel_spec.
4020 * config/m68k/m68k-none.h (ASM_SPEC): Don't override here.
4021 * config/m68k/m68k.h (ASM_PCREL_SPEC): New.
4022 (ASM_SPEC): Add asm_pcrel_spec.
4023 (EXTRA_SPECS): Add asm_pcrel_spec.
4025 2007-05-21 David Daney <ddaney@avtrex.com>
4027 * doc/install.texi (Building a cross compiler): Add requirements
4028 for Java cross compiler.
4030 2007-05-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
4033 * tree-chrec.c (evolution_function_is_affine_multivariate_p):
4034 Add loopno argument. Use evolution_function_is_invariant_rec_p
4035 instead of evolution_function_is_constant_p.
4036 Update calls to evolution_function_is_affine_multivariate_p.
4037 * tree-chrec.h (evolution_function_is_affine_multivariate_p):
4038 Add loopno argument.
4039 * tree-scalar-evolution.c (gather_chrec_stats): Call
4040 evolution_function_is_affine_multivariate_p with a loop
4042 * tree-data-ref.c (analyze_miv_subscript): Likewise.
4043 (analyze_overlapping_iterations): Likewise.
4044 (access_functions_are_affine_or_constant_p): Likewise.
4045 (build_classic_dist_vector_1): If the access functions
4046 are equal, don't do anything.
4048 2007-05-21 Paolo Bonzini <bonzini@gnu.org>
4049 Paolo Carlini <pcarlini@suse.de>
4050 Uros Bizjak <ubizjak@gmail.com>
4052 * c-cppbuiltin.c (c_cpp_builtins): Define
4053 __GCC_HAVE_SYNC_COMPARE_AND_SWAP_1, __GCC_HAVE_SYNC_COMPARE_AND_SWAP_2,
4054 __GCC_HAVE_SYNC_COMPARE_AND_SWAP_4, __GCC_HAVE_SYNC_COMPARE_AND_SWAP_8,
4055 __GCC_HAVE_SYNC_COMPARE_AND_SWAP_16, if appropriate.
4056 * doc/cpp.texi ([Standard Predefined Macros]): Document.
4058 2007-05-21 Mike Stump <mrs@apple.com>
4060 * config/darwin.h (LINK_COMMAND_SPEC): Add .cxx/.cp for dsymutil
4062 * config/darwin9.h (LINK_COMMAND_SPEC): Likewise.
4064 2007-05-21 Uros Bizjak <ubizjak@gmail.com>
4066 * config/i386/tmmintrin.h (_mm_alignr_epi8): Provide macro
4067 implementation if __OPTIMIZE__ is not defined.
4068 (_mm_alignr_pi8): Ditto.
4069 * config/i386/ammintrin.h (_mm_extracti_si64): Ditto.
4070 (_mm_inserti_si64): Ditto.
4071 * config/i386/emmintrin.h (_mm_shuffle_pd): Ditto.
4072 (_mm_slli_epi16): Ditto.
4073 (_mm_slli_epi32): Ditto.
4074 (_mm_slli_epi64): Ditto.
4075 (_mm_srai_epi16): Ditto.
4076 (_mm_srai_epi32): Ditto.
4077 (_mm_srli_si128): Ditto.
4078 (_mm_slli_si128): Ditto.
4079 (_mm_srli_epi16): Ditto.
4080 (_mm_srli_epi32): Ditto.
4081 (_mm_srli_epi64): Ditto.
4082 (_mm_extract_epi16): Ditto.
4083 (_mm_insert_epi16): Ditto.
4084 (_mm_shufflehi_epi16): Ditto.
4085 (_mm_shufflelo_epi16): Ditto.
4086 (_mm_shuffle_epi32): Ditto.
4087 * config/i386/xmmintrin.h (_mm_extract_pi16): Ditto.
4089 (_mm_insert_pi16): Ditto.
4091 (_mm_shuffle_pi16): Ditto.
4093 (_mm_shufle_ps): Ditto.
4094 (_mm_prefetch): Ditto.
4096 2007-05-21 Andreas Krebbel <krebbel1@de.ibm.com>
4098 * defaults.h (IBM_FLOAT_FORMAT): Macro definition removed.
4099 * doc/tm.texi (IBM_FLOAT_FORMAT): Documentation entry removed.
4100 * real.c (encode_i370_single, decode_i370_single,
4101 encode_i370_double, decode_i370_double): Functions removed.
4102 (i370_single_format, i370_double_format): Initializations removed.
4103 (real_maxval, round_for_format, exact_real_truncate, significand_size):
4104 Consider the log2_b field to always be one.
4105 (ieee_single_format, mips_single_format, coldfire_single_format,
4106 ieee_double_format, mips_double_format, coldfire_double_format,
4107 ieee_extended_motorola_format, ieee_extended_intel_96_format,
4108 ieee_extended_intel_128_format, ieee_extended_intel_96_round_53_format,
4109 ibm_extended_format, mips_extended_format, ieee_quad_format,
4110 mips_quad_format, vax_f_format, vax_d_format, vax_g_format,
4111 decimal_single_format, decimal_double_format, decimal_quad_format,
4112 c4x_single_format, c4x_extended_format, real_internal_format): Remove
4113 initialization of log2_b.
4114 * real.h (i370_single_format, i370_double_format): Declarations removed.
4115 * c-cppbuiltin.c (builtin_define_float_constants): Consider the log2_b
4116 field to always be one.
4118 2007-05-21 Andreas Schwab <schwab@suse.de>
4120 * config/ia64/ia64.c (emit_predicate_relation_info): Fix use of
4121 NOTE_INSN_BASIC_BLOCK_P.
4122 (process_for_unwind_directive): Likewise.
4124 2007-05-21 Nathan Sidwell <nathan@codesourcery.com>
4126 * builtins.c (expand_builtin_setjmp_setup): Update comment.
4127 * function.h (struct function): Move va_list_gpr_size,
4128 va_list_fpr_size, function_frequency to front of bitfields. Add
4130 (current_function_calls_unwind_init): New.
4131 * except.c (expand_builtin_unwind_init): Set
4132 current_function_calls_unwind_init not
4133 current_function_has_nonlocal_label.
4134 * reload1.c (has_nonexceptional_receiver): New.
4135 (reload): Use it and current_function_calls_unwind_init to
4136 determine whether call-saved regs must be saved.
4138 2007-05-20 Jan Hubicka <jh@suse.cz>
4140 * gengtype.c (adjust_field_rtx_def): Use NOTE_KIND instead of
4141 NOTE_LINE_NUMBER; use NOTE_INSN_BASIC_BLOCK_P when possible.
4142 * ddg.c (create_ddg): LIkewise.
4143 * final.c (final): Remove hunk moving line numbernotes around since
4144 they are no longer present at this stage.
4145 (final_scan_insn): Use NOTE_KIND instead of
4146 NOTE_LINE_NUMBER; use NOTE_INSN_BASIC_BLOCK_P when possible.
4147 (output_asm_label): Likewise.
4148 * reorg.c (dbr_schedule): Likewise.
4149 * haifa-sched.c (unlink_other_notes): Likewise.
4150 * mode-switching.c (optimize_mode_switching): Likewise.
4151 * graph.c (start_bb): Likewise.
4152 * rtl.def (NOTE): Update description.
4153 * jump.c (squeeze_notes): Delete.
4154 (mark_jump_label): Use NOTE_KIND instead of NOTE_LINE_NUMBER; use
4155 NOTE_INSN_BASIC_BLOCK_P when possible.
4156 * ifcvt.c (dead_or_predicable): Remove call of squeeze_notes.
4157 * dwarf2out.c (gen_label_die): Use NOTE_KIND instead of
4158 NOTE_LINE_NUMBER; use NOTE_INSN_BASIC_BLOCK_P when possible.
4159 (dwarf2out_var_location): Likewise.
4160 * cfgbuild.c (make_edges): Likewise.
4161 (find_basic_blocks_1): Likewise.
4162 * function.c (reorder_blocks_1): Likewise.
4163 (epilogue_done): Likewise.
4164 (reposition_prologue_and_epilogue_notes): Likewise.
4165 * print-rtl.c (print_rtx): Likewise; drop code for printing line number
4167 (print_rtl): Likewise.
4168 (print_rtl_single): Likewise.
4169 * gcse.c (insert_insn_start_bb): Likewise.
4170 * alias.c (init_alias_analysis): Likewise.
4171 * calls.c (fixup_tail_calls): Likewise.
4172 * except.c (sjlj_emit_function_enter): Likewise.
4173 * emit-rtl.c (add_insn_after): Likeiwse.
4174 (emit_label_before): Likewise.
4175 (emit_label_after): Likewise.
4176 (emit_note_before, emit_note_after, emit_note): Update
4177 parameter to be enum insn_note; do not deal with source
4179 * cfgcleanup.c (merge_blocks_move_predecessor_nojumps):
4180 Use NOTE_KIND instead of NOTE_LINE_NUMBER; use NOTE_INSN_BASIC_BLOCK_P
4182 (merge_blocks_move_successor_nojumps): Simplify now when
4183 we don't have BLOCK notes.
4184 (try_optimize_cfg): Likewise.
4185 * cfglayout.c (skip_insns_after_block): Likewise.
4186 (record_effective_endpoints): Likewise.
4187 (duplicate_insn_chain): Likewise.
4188 * varasm.c (output_constant_pool_1): Likewise.
4189 * sched-deps.c (sched_analyze): Likewise.
4190 * rtl.c (NOTE_INSN_MAX_isnt_negative_adjust_NOTE_INSN_BIAS):
4192 (note_insn_name): Simplify now when NOTE_INSN_BIAS is gone.
4193 * rtl.h (NOTE_SOURCE_LOCATION, NOTE_EXPANDED_LOCATION): Exterminate.
4194 (SET_INSN_DELETED): Simplify.
4195 (NOTE_LINE_NUMBER): Exterminate.
4196 (NOTE_LINE_KIND): New.
4197 (NOTE_INSN_BASIC_BLOCK_P): Update.
4198 (enum insn_note): Simplify.
4199 (GET_NOTE_INSN_NAME) Simplify.
4200 (emit_note_before, emit_note_after, emit_note): Update prototype.
4201 (squeeze_notes): Remove.
4202 * sched-int.h (NOTE_NOT_BB_P): Update.
4203 * resource.c (mark_target_live_regs): Update.
4204 * sched-rgn.c (debug_dependencies): Update.
4205 * sched-vis.c (print_insn): Update.
4206 * config/alpha/alpha.c (alpha_handle_trap_shadows): Update.
4207 * config/i386/i386.c (ix86_output_function_epilogue): Update.
4208 * config/sh/sh.c (sh_adjust_unroll_max): Function dead since gcc 4.0.0.
4209 (TARGET_ADJUST_UNROLL_MAX): Likewise.
4210 (split_branches): Update.
4211 (sh_optimize_target_register_callee_saved): Remove hunk dead since gcc
4213 (sh_adjust_unroll_max): Exterminate.
4214 * config/c4x/c4x.c (c4x_reorg): Use SET_INSN_DELETED.
4215 * config/m68hc11/m68hc11.c (m68hc11_check_z_replacement): Likewise.
4216 (m68hc11_reorg): Likewise.
4217 * config/ia64/ia64.c (emit_insn_group_barriers): Update.
4218 (emit_predicate_relation_info): Update.
4219 (process_for_unwind_directive): Update.
4220 * config/rs6000/rs6000.c (rs6000_output_function_epilogue): Update.
4221 (output_call): Update.
4222 * config/pa/pa.c (output_lbranch): Update.
4223 (output_millicode_call): Update.
4224 (output_call): Update.
4225 (pa_combine_instructions): Update.
4226 * config/mips/mips.c (mips16_gp_pseudo_reg): Update.
4227 * config/bfin/bfin.c (gen_one_bundle): Update.
4228 * cfgrtl.c (can_delete_note_p): Update.
4229 (delete_insn): Update.
4230 (rtl_merge_blocks): Update.
4231 (commit_one_edge_insertion): Update.
4232 (rtl_verify_flow_info): Update.
4233 * stmt.c (expand_case): Do not call squeeze_notes.
4235 2007-05-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4242 * c.opt (Wtype-limits): New.
4243 * doc/invoke.texi (Wtype-limits): Document it.
4244 (Wextra): Enabled by -Wextra.
4245 * c-opts.c (c_common_post_options): Enabled by -Wextra.
4246 * c-common.c (shorten_compare): Warn with Wtype-limits.
4248 2007-05-20 Uros Bizjak <ubizjak@gmail.com>
4250 * config/i386/tmmintrin.h (_mm_alignr_epi32): Implement as always
4251 inlined function, not as a macro.
4252 (_mm_alignr_pi8): Ditto.
4253 * config/i386/ammintrin.h (_mm_extracti_si64): Ditto.
4254 (_mm_inserti_si64): Ditto.
4255 * config/i386/emmintrin.h (_mm_shuffle_pd): Ditto.
4256 (_mm_extract_epi16): Ditto.
4257 (_mm_insert_epi16): Ditto.
4258 (_mm_shufflehi_epi16): Ditto.
4259 (_mm_shufflelo_epi16): Ditto.
4260 (_mm_shuffle_epi32): Ditto.
4261 * config/i386/xmmintrin.h (_mm_set_ss): Use 0.0f for float constant.
4262 * config/386/mm3dnow.h: Add __attribute__((__always_inline__)) to
4264 (_m_from_float): Add __extension__ to conversion. Use 0.0f for
4266 (_m_to_float): Use C89 compatible assignment.
4268 2007-04-20 Martin Michlmayr <tbm@cyrius.com>
4271 * config/arm/lib1funcs.asm: Define __ARM_ARCH__ on v2/v3 machines.
4273 2007-05-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4276 * doc/invoke.texi (Wreturn-type): Complete description.
4277 (Wextra): Delete item about return-type warning.
4278 * c-decl.c: Delete redundant Wextra warning.
4280 2007-05-20 Uros Bizjak <ubizjak@gmail.com>
4283 * config/i386/pmmintrin.h: Do not include xmmintrin.h
4284 * config/i386/xmmintrin.h (_mm_extract_pi16): Implement as always
4285 inlined function, not as a macro.
4286 (_mm_prefetch): Ditto.
4288 (_mm_insert_pi16): Ditto.
4290 (_mm_shuffle_pi16): Ditto. Add const to __N argument.
4291 (_m_pshufw): Ditto. Add const to __N argument.
4292 (_mm_shufle_ps): Ditto. Add const to __mask argument.
4293 * config/i386/emmintrin.h (_mm_slli_epi16): Add const to __B argument.
4294 (_mm_slli_epi32): Ditto.
4295 (_mm_srli_si128): Implement as always inlined function, not as a macro.
4296 Add __inline to function declaration.
4297 (_mm_slli_si128): Ditto.
4299 2007-05-19 Uros Bizjak <ubizjak@gmail.com>
4301 * config/i386/sfp-machine.h (FP_EX_INVALID, FP_EX_DENORM,
4302 FP_EXP_DIVZERO, FP_EX_OVERFLOW, FP_EX_UNDERFLOW, FP_EX_INEXACT):
4304 (struct fenv): New structure.
4305 (FP_HANDLE_EXCEPTIONS): New define.
4306 (FP_RND_NEAREST, FP_RND_ZERO, FP_RND_PINF, FP_RND_MINF): New constants.
4307 (_FP_DECL_EXP): New define.
4308 (FP_INIT_ROUNDMODE): New define.
4309 (FP_ROUNDMODE): New define.
4311 2007-05-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4313 * doc/invoke.texi (Warning Options): Add -Wconversion-sign.
4314 (Wconversion): Update description.
4315 (Wconversion-sign): New.
4316 * c.opt (Wconversion-sign): New.
4317 * c-opts.c (c_common_post_options): Uninitialized Wconversion-sign
4318 means disabled for C++. Otherwise, take the status of Wconversion.
4319 * c-common.c (conversion_warning): Warn with either Wconversion or
4321 (warnings_for_convert_and_check): Conditions are already checked by
4323 (convert_and_check): Don't check warnings if the conversion failed.
4325 2007-05-19 Andy Hutchinson <HutchinsonAndy@netscape.net>
4326 Anatoly Sokolov <aesok@dol.ru>
4328 * config/avr/avr-protos.h (expand_prologue, expand_epilogue,
4329 avr_epilogue_uses) : Add declaration.
4330 * config/avr/predicates.md (avr_sp_immediate_operand): New predicate.
4331 * config/avr/constraints.md (R): New constraint.
4332 config/avr/avr.md (SREG_ADDR, UNSPEC_SEI, UNSPEC_CLI,
4333 UNSPECV_PROLOGUE_SAVES, UNSPECV_EPILOGUE_RESTORES): New constants.
4334 (*pop1, *pop2, *pop3, *pop4, *pop5): Combine into ...
4335 (*addhi3_sp_R_pc2, *addhi3_sp_R_pc3): ... these patterns.
4336 (*movhi_sp, popqi, pophi, enable_interrupt, disable_interrupt,
4337 call_prologue_saves, epilogue_restores, return_from_epilogue,
4338 return_from_main_epilogue, return_from_interrupt_epilogue,
4339 return_from_naked_epilogue, prologue, epilogue): New patterns.
4340 (jump): Handle symbol reference.
4341 * config/avr/avr.c (out_adj_frame_ptr, out_set_stack_ptr,
4342 avr_output_function_prologue, avr_output_function_epilogue): Remove
4344 (avr_init_machine_status, expand_prologue, expand_epilogue,
4345 avr_asm_function_end_prologue, avr_epilogue_uses,
4346 avr_asm_function_begin_epilogue): New functions.
4347 (prologue_size, epilogue_size, jump_tables_size): Remove global
4349 (TARGET_ASM_FUNCTION_PROLOGUE, TARGET_ASM_FUNCTION_EPILOGUE): Remove.
4350 (TARGET_ASM_FUNCTION_END_PROLOGUE): Define.
4351 (TARGET_ASM_FUNCTION_BEGIN_EPILOGUE): Define.
4352 (avr_override_options): Initialise init_machine_status.
4353 (output_movhi): Handle all stack pointer loads.
4354 (out_movqi_r_mr, out_movqi_mr_r): Handle SREG_ADDR address.
4355 (avr_output_addr_vec_elt): Do not use variable jump_tables_size.
4356 * config/avr/avr.h (AVR_2_BYTE_PC, AVR_3_BYTE_PC): New.
4357 (EPILOGUE_USES) Redefine.
4358 (machine_function) Declare.
4360 2007-05-19 Richard Sandiford <richard@codesourcery.com>
4362 * config/mips/mips.c (mips_offset_within_alignment_p): Tweak comment.
4363 Use a single return statement.
4365 2007-05-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4368 * builtins.c (do_mpfr_lgamma_r): New.
4369 (fold_builtin_2): Handle builtin gamma_r/lgamma_r.
4370 * tree.h (CASE_FLT_FN_REENT): New.
4372 2007-05-18 Geoffrey Keating <geoffk@apple.com>
4374 * dwarf2out.c (print_die): Use '%ld' not '%lu' to print a 'long'.
4375 (output_die): Use 'unsigned long' with %x.
4376 * sched-vis.c (print_value): Use 'unsigned HOST_WIDE_INT' and
4377 HOST_WIDE_INT_PRINT_HEX to print HOST_WIDE_INT.
4378 * tree-dump.c (dump_pointer): Use 'unsigned long' for %lx.
4380 * unwind-dw2.c (uw_identify_context): Use the CFA, not the IP.
4382 2007-05-18 H.J. Lu <hongjiu.lu@intel.com>
4387 * config/i386/i386.c (init_cumulative_args): Set maybe_vaarg to
4388 true if function has no argument.
4390 2007-05-18 DJ Delorie <dj@redhat.com>
4392 * config/mips/mips.c (mips_offset_within_alignment_p): New.
4393 (mips_symbolic_constant_p): Call it for TPREL and DTPREL symbols.
4395 2007-05-18 Uros Bizjak <ubizjak@gmail.com>
4397 * longlong.h (__x86_64__): Add definitions for add_ssaaaa,
4398 sub_ddmmss, umul_ppmm, udiv_qrnnd, count_leading_zeros and
4399 count_trailing_zeros.
4400 (__i386__): Implement count_leading_zeros using __builtin_clz().
4401 Implement count_trailing_zeros usign __builtin_ctz().
4403 2007-05-18 Richard Sandiford <richard@codesourcery.com>
4405 * config/i386/vxworks.h (ASM_PREFERRED_EH_DATA_FORMAT): Undefine.
4407 2007-05-18 Uros Bizjak <ubizjak@gmail.com>
4410 * expr.c (emit_move_change_mode): Change mode of push operands here.
4412 2007-05-17 Ian Lance Taylor <iant@google.com>
4414 PR tree-optimization/31953
4415 * tree-vrp.c (set_value_range_to_value): Add equiv parameter.
4417 (set_value_range_to_null): Call set_value_range_to_value.
4418 (extract_range_from_comparison): Likewise.
4420 2007-05-17 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4422 * toplev.c (print_version): Output GMP/MPFR version info.
4424 * builtins.c (CASE_MATHFN_REENT): New macro.
4425 (mathfn_built_in): Use it.
4426 * builtins.def (BUILT_IN_GAMMA_R, BUILT_IN_GAMMAF_R,
4427 BUILT_IN_GAMMAL_R, BUILT_IN_LGAMMA_R, BUILT_IN_LGAMMAF_R,
4428 BUILT_IN_LGAMMAL_R): New.
4429 * doc/extend.texi: Document new builtins.
4432 * builtins.c (do_mpfr_remquo): New.
4433 (fold_builtin_2): Handle BUILT_IN_DREM/BUILT_IN_REMAINDER.
4434 (fold_builtin_3): Handle BUILT_IN_REMQUO.
4437 * builtins.c (fold_builtin_1): Handle y0, y1.
4438 (fold_builtin_2): Handle yn.
4441 * builtins.c (do_mpfr_bessel_n): New.
4442 (fold_builtin_1): Handle BUILT_IN_J0 and BUILT_IN_J1.
4443 (fold_builtin_2): Handle BUILT_IN_JN.
4445 2007-05-17 Danny Smith <dannysmith@users.sourceforge.net>
4448 * config/i386/mingw32.h (_INTEGRAL_MAX_BITS): Define builtin as
4449 TYPE_PRECISION (intmax_type_node).
4451 2007-05-17 Steve Ellcey <sje@cup.hp.com>
4454 * reload.c (subst_reloads): Remove checking.
4456 2007-05-17 Eric Botcazou <ebotcazou@libertysurf.fr>
4458 PR rtl-optimization/31691
4459 * combine.c (simplify_set): Build a new src pattern instead of
4460 substituting its operands in the COMPARE case.
4462 2007-05-17 Zdenek Dvorak <dvorakz@suse.cz>
4464 * tree-vrp.c (finalize_jump_threads): Do not care about dominance info.
4465 (execute_vrp): Preserve loops through jump threading.
4466 * tree-ssa-threadupdate.c (thread_single_edge,
4467 dbds_continue_enumeration_p, determine_bb_domination_status,
4468 thread_through_loop_header): New functions.
4469 (create_edge_and_update_destination_phis,
4470 create_edge_and_update_destination_phis): Set loops for the new blocks.
4471 (prune_undesirable_thread_requests): Removed.
4472 (redirect_edges): Do not pretend that redirect_edge_and_branch can
4474 (thread_block): Do not call prune_undesirable_thread_requests.
4476 (mark_threaded_blocks): Select edges to thread here.
4477 (thread_through_all_blocks): Take may_peel_loop_headers argument.
4478 Thread edges through loop headers independently.
4479 * cfgloopmanip.c (create_preheader, mfb_keep_just): Export.
4480 * tree-pass.h (TODO_mark_first_instance): New.
4481 (first_pass_instance): Declare.
4482 * cfghooks.c (duplicate_block): Put the block to the original loop
4483 if copy is not specified.
4484 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Preserve loops through
4485 jump threading. Pass may_peel_loop_headers to
4486 thread_through_all_blocks according to first_pass_instance.
4487 * cfgloop.h (create_preheader): Declare.
4488 * tree-flow.h (thread_through_all_blocks): Declaration changed.
4489 * basic-block.h (mfb_keep_just, mfb_kj_edge): Declare.
4490 * passes.c (first_pass_instance): New variable.
4491 (next_pass_1): Set TODO_mark_first_instance.
4492 (execute_todo): Set first_pass_instance.
4494 2007-05-17 Uros Bizjak <ubizjak@gmail.com>
4496 PR tree-optimization/24659
4497 * optabs.h (enum optab_index): Add OTI_vec_unpacks_float_hi,
4498 OTI_vec_unpacks_float_lo, OTI_vec_unpacku_float_hi,
4499 OTI_vec_unpacku_float_lo, OTI_vec_pack_sfix_trunc and
4500 OTI_vec_pack_ufix_trunc.
4501 (vec_unpacks_float_hi_optab): Define new macro.
4502 (vec_unpacks_float_lo_optab): Ditto.
4503 (vec_unpacku_float_hi_optab): Ditto.
4504 (vec_unpacku_float_lo_optab): Ditto.
4505 (vec_pack_sfix_trunc_optab): Ditto.
4506 (vec_pack_ufix_trunc_optab): Ditto.
4507 * genopinit.c (optabs): Implement vec_unpack[s|u]_[hi|lo]_optab
4508 and vec_pack_[s|u]fix_trunc_optab using
4509 vec_unpack[s|u]_[hi\lo]_* and vec_pack_[u|s]fix_trunc_* patterns
4510 * tree-vectorizer.c (supportable_widening_operation): Handle
4511 FLOAT_EXPR and CONVERT_EXPR. Update comment.
4512 (supportable_narrowing_operation): New function.
4513 * tree-vectorizer.h (supportable_narrowing_operation): Prototype.
4514 * tree-vect-transform.c (vectorizable_conversion): Handle
4515 (nunits_in == nunits_out / 2) and (nunits_out == nunits_in / 2) cases.
4516 (vect_gen_widened_results_half): Move before vectorizable_conversion.
4517 (vectorizable_type_demotion): Call supportable_narrowing_operation()
4518 to check for target support.
4519 * optabs.c (optab_for_tree_code) Return vec_unpack[s|u]_float_hi_optab
4520 for VEC_UNPACK_FLOAT_HI_EXPR, vec_unpack[s|u]_float_lo_optab
4521 for VEC_UNPACK_FLOAT_LO_EXPR and vec_pack_[u|s]fix_trunc_optab
4522 for VEC_PACK_FIX_TRUNC_EXPR.
4523 (expand_binop): Special case mode of the result for
4524 vec_pack_[u|s]fix_trunc_optab.
4525 (init_optabs): Initialize vec_unpack[s|u]_[hi|lo]_optab and
4526 vec_pack_[u|s]fix_trunc_optab.
4528 * tree.def (VEC_UNPACK_FLOAT_HI_EXPR, VEC_UNPACK_FLOAT_LO_EXPR,
4529 VEC_PACK_FIX_TRUNC_EXPR): New tree codes.
4530 * tree-pretty-print.c (dump_generic_node): Handle
4531 VEC_UNPACK_FLOAT_HI_EXPR, VEC_UNPACK_FLOAT_LO_EXPR and
4532 VEC_PACK_FIX_TRUNC_EXPR.
4534 * expr.c (expand_expr_real_1): Ditto.
4535 * tree-inline.c (estimate_num_insns_1): Ditto.
4536 * tree-vect-generic.c (expand_vector_operations_1): Ditto.
4538 * config/i386/sse.md (vec_unpacks_float_hi_v8hi): New expander.
4539 (vec_unpacks_float_lo_v8hi): Ditto.
4540 (vec_unpacku_float_hi_v8hi): Ditto.
4541 (vec_unpacku_float_lo_v8hi): Ditto.
4542 (vec_unpacks_float_hi_v4si): Ditto.
4543 (vec_unpacks_float_lo_v4si): Ditto.
4544 (vec_pack_sfix_trunc_v2df): Ditto.
4546 * doc/c-tree.texi (Expression trees) [VEC_UNPACK_FLOAT_HI_EXPR]:
4548 [VEC_UNPACK_FLOAT_LO_EXPR]: Ditto.
4549 [VEC_PACK_FIX_TRUNC_EXPR]: Ditto.
4550 * doc/md.texi (Standard Names) [vec_pack_sfix_trunc]: Document.
4551 [vec_pack_ufix_trunc]: Ditto.
4552 [vec_unpacks_float_hi]: Ditto.
4553 [vec_unpacks_float_lo]: Ditto.
4554 [vec_unpacku_float_hi]: Ditto.
4555 [vec_unpacku_float_lo]: Ditto.
4557 2007-05-16 Uros Bizjak <ubizjak@gmail.com>
4559 * soft-fp/README: Update for new files.
4560 * soft-fp/floattisf.c: New file.
4561 * soft-fp/floattidf.c: New file.
4562 * soft-fp/floattitf.c: New file.
4563 * soft-fp/floatuntisf.c: New file.
4564 * soft-fp/floatuntidf.c: New file.
4565 * soft-fp/floatuntitf.c: New file.
4566 * soft-fp/fixsfti.c: New file.
4567 * soft-fp/fixdfti.c: New file.
4568 * soft-fp/fixtfti.c: New file.
4569 * soft-fp/fixunssfti.c: New file.
4570 * soft-fp/fixunsdfti.c: New file.
4571 * soft-fp/fixunstfti.c: New file.
4572 * soft-fp/extendxftf.c: New file.
4573 * soft-fp/trunctfxf.c: New file.
4575 * libgcc-std.ver (__extendxftf2): Added to GCC_4.3.0 section.
4576 (__trunctfxf2): Ditto.
4578 * config/i386/libgcc-x86_64-glibc.ver (__addtf3, __divtf3, __eqtf2,
4579 __extenddftf2, __extendsftf2, __fixtfdi, __fixtfsi, __fixtfti,
4580 __fixunstfdi, __fixunstfsi, __fixunstfti, __floatditf, __floatsitf,
4581 __floattitf, __floatunditf, __floatunsitf, __floatuntitf, __getf2,
4582 __letf2, __multf3, __negtf2, __subtf3, __trunctfdf2, __trunctfsf2,
4583 __unordtf2): Exclude and add to GCC_4.3.0 section for x86_64 targets.
4585 * config/i386/t-fprules-softfp64: New file.
4586 * config/i386/sfp-machine.h: New file.
4587 * config.gcc (x86_64-*-linux*, x86_64-*-kfreebsd*-gnu,
4588 x86_64-*-knetbsd*-gnu): Add i386/t-fprules-softfp64
4589 and soft-fp/t-softfp to tmake_file.
4590 (i[34567]86-*-linux*, i[34567]86-*-kfreebsd*-gnu,
4591 i[34567]86-*-knetbsd*-gnu): Ditto for --enable-targets=all.
4593 * config/i386/t-linux64 (softfp_wrap_start): New.
4594 (softfp_wrap_end): New.
4595 * config/i386/i386.c (ix86_scalar_mode_supported): TFmode is
4596 supported for TARGET_64BIT.
4598 2007-05-16 Rafael Avila de Espindola <espindola@google.com>
4600 * c-common.c (c_common_signed_or_unsigned_type): Emulate
4601 c_common_unsigned_type behavior.
4603 2007-05-16 Paolo Bonzini <bonzini@gnu.org>
4605 * config/i386/i386.c (legitimize_tls_address): Mark __tls_get_addr
4608 2007-05-16 Eric Christopher <echristo@apple.com>
4610 * config/rs6000/rs6000.c (rs6000_emit_prologue): Move altivec register
4611 saving after stack push. Set sp_offset whenever we push.
4612 (rs6000_emit_epilogue): Move altivec register restore before
4615 2007-05-16 Richard Sandiford <richard@codesourcery.com>
4617 * configure.ac: Allow sysroots to be relocated under $prefix as
4618 well as $exec_prefix.
4619 * configure: Regenerate.
4621 2007-05-16 Richard Sandiford <richard@codesourcery.com>
4625 2007-05-12 Richard Sandiford <richard@codesourcery.com>
4627 * configure.ac (gcc_gxx_include_dir): Use $(libsubdir_to_prefix).
4628 (gcc_tooldir): Likewise.
4629 * configure: Regenerate.
4630 * Makefile.in (libsubdir_to_prefix): New variable, based on the
4631 old configure.ac gcc_tooldir setting.
4632 (prefix_to_exec_prefix): New variable.
4633 (DRIVER_DEFINES): Use $(libsubdir_to_prefix)$(prefix_to_exec_prefix)
4634 rather than $(unlibsubdir)/../ to derive TOOLDIR_BASE_PREFIX.
4636 2007-05-14 Janis Johnson <janis187@us.ibm.com>
4638 * c-typeck.c (build_binary_op): Return early for error.
4640 2007-05-15 Zdenek Dvorak <dvorakz@suse.cz>
4642 * tree-ssa-loop-niter.c (record_estimate): Use GGC_NEW to allocate
4643 struct nb_iter_bound.
4644 (free_numbers_of_iterations_estimates_loop): Use ggc_free.
4645 * gengtype.c (open_base_files): Add cfhloop.h to the list of includes.
4646 * cfgloopmanip.c (place_new_loop): Vector larray is gc-allocated.
4647 * tree-scalar-evolution.c: Include gt-tree-scalar-evolution.h.
4648 (struct scev_info_str, scalar_evolution_info): Add GTY markers.
4649 (new_scev_info_str): Use GGC_NEW to allocate struct scev_info_str.
4650 (del_scev_info): Use ggc_free.
4651 (scev_initialize): Allocate scalar_evolution_info in gc memory.
4652 * loop-init.c: Include ggc.h.
4653 (loop_optimizer_init): Use GGC_CNEW to allocate struct loops.
4654 (loop_optimizer_finalize): Use ggc_free.
4655 * tree-ssa-loop.c (pass_tree_unswitch, pass_vectorize,
4656 pass_linear_transfom, pass_empty_loop, pass_complete_unroll,
4657 pass_iv_optimize): Add TODO_ggc_collect.
4658 * function.h (struct function): Remove skip marker from x_current_loops.
4659 * cfgloop.c: Include ggc.h.
4660 (flow_loops_free, flow_loop_free): Free the loop descriptions in gc
4662 (establish_preds): Vector superloops is gc allocated.
4663 (alloc_loop): Allocate loop using GGC_CNEW. Allocate head of
4665 (flow_loops_find): Vector larray is gc allocated.
4666 (loop_exit_free): Use ggc_free.
4667 (rescan_loop_exit): Use GGC_NEW to allocate struct loop_exit. Reflect
4668 that head of exits list is now not a part of struct loop.
4669 (record_loop_exits): Allocate exits table in gc memory.
4670 (get_loop_exit_edges, verify_loop_structure, single_exit): Reflect that
4671 head of exits list is now not a part of struct loop.
4672 * cfgloop.h (struct lpt_decision, struct nb_iter_bound,
4673 struct loop_exit): Add GTY marker.
4674 (struct loop): Add GTY marker. Make superloops vector gc allocated.
4675 Add skip marker to aux field. Make head of exits list a separate
4677 (struct loops): Add GTY marker. Make larray vector gc allocated.
4678 Add param marker to exits table.
4679 (get_loops): Type changed.
4680 * Makefile.in (tree-scalar-evolution.o): Add gt-tree-scalar-evolution.h
4682 (cfgloop.o, loop-init.o): Add ggc.h dependency.
4683 (GTFILES): Add cfgloop.h and tree-scalar-evolution.c.
4684 * basic-block.h (struct basic_block_def): Remove skip marker from
4687 2007-05-14 Uros Bizjak <ubizjak@gmail.com>
4689 * builtins.c (expand_builtin_mathfn): Use EXPAND_NORMAL instead
4690 of 0 in the call to expand_expr().
4691 (expand_builtin_mathfn_3): Ditto.
4692 (expand_builtin_interclass_mathfn): Ditto.
4693 (expand_builtin_cexpi): Ditto.
4694 (expand_builtin_int_roundingfn): Ditto.
4695 (expand_builtin_int_roundingfn_2): Ditto.
4696 (expand_builtin_pow): Ditto.
4697 (expand_builtin_powi): Ditto.
4698 (expand_builtin_bswap): Ditto.
4699 (expand_builtin_unop): Ditto.
4700 (expand_builtin_fabs): Ditto.
4701 (get_builtin_sync_mem): Use NULL_RTX instead of NULL in
4702 the call to expand_expr().
4703 (expand_builtin_sync_operation): Ditto.
4704 (expand_builtin_compare_and_swap): Ditto.
4705 (expand_builtin_lock_test_and_set): Ditto.
4706 * except.c (expand_builtin_eh_return_data_regno): Use EXPAND_NORMAL
4707 instead of 0 in the call to expand_expr().
4708 (expand_builtin_extract_return_addr): Ditto.
4709 (expand_builtin_eh_return): Ditto.
4710 (expand_eh_return): Ditto.
4711 * explow.c (expr_size): Ditto.
4712 * expr.c (optimize_bitfield_assignment_op): Ditto.
4713 (expand_assignement): Ditto.
4714 (store_expr): Ditto.
4715 (store_field): Ditto.
4716 (expand_expr_addr_expr_1): Use NULL_RTX instead of NULL in
4717 the call to expand_expr().
4718 (expand_expr_real_1) [COMPLEX_CST]: Use EXPAND_NORMAL instead of 0
4719 in the call to expand_expr().
4720 [CONSTRUCTOR, PLUS_EXPR, MINUS_EXPR, NEGATE_EXPR, ABS_EXPR,
4721 BIT_NOT_EXPR, LSHIFT_EXPR, LT_EXPR, TRUTH_NOT_EXPR]: Ditto.
4722 [VEC_UNPACK_HI_EXPR, VEC_UNPACK_LO]: Use expand_normal() instead
4724 * optabs.c (expand_vec_shift_expr): Ditto.
4725 (expand_vec_cond_expr): Ditto.
4726 (vector_compare_rtx): Use EXPAND_STACK_PARM instead of 1 in the
4727 call to expand_expr().
4728 * stmt.c (expand_return): Use EXPAND_NORMAL instead of 0
4729 in the call to expand_expr().
4731 2007-05-14 Dave Korn <dave.korn@artimi.com>
4733 * genautomata.c (gen_regexp_el): Allocate correct size for regexp.
4735 2007-05-14 Rafael Avila de Espindola <espindola@google.com>
4737 * c-common.c (warnings_for_convert_and_check): Use unsigned_type_for
4738 instead of c_common_unsigned_type.
4739 (c_common_unsigned_type): Remove.
4740 (shorten_compare): Use c_common_signed_or_unsigned_type instead of
4741 c_common_unsigned_type.
4742 (c_common_nodes_and_builtins): Use unsigned_type_for instead of
4743 c_common_unsigned_type.
4744 * c-common.h (c_common_unsigned_type): Remove.
4745 * c-decl.c (grokdeclarator): Use unsigned_type_for instead of
4746 c_common_unsigned_type.
4747 * c-format.c (check_format_types): Use unsigned_type_for instead of
4748 c_common_unsigned_type.
4749 * c-objc-common.h (LANG_HOOKS_UNSIGNED_TYPE): Remove.
4750 * c-typeck.c (convert_for_assignment): Use unsigned_type_for instead of
4751 c_common_unsigned_type.
4752 * convert.c (convert_to_integer): Use unsigned_type_for instead of
4753 lang_hooks.types.unsigned_type.
4754 * expmed.c (make_tree): Use unsigned_type_for instead of
4755 lang_hooks.types.unsigned_type.
4756 * fold-const.c (fold_negate_expr): Use unsigned_type_for instead of
4757 lang_hooks.types.unsigned_type.
4758 (build_range_check): Likewise.
4759 (fold_unary): Likewise.
4760 (fold_binary): Likewise.
4761 (fold_ternary): Likewise.
4762 * langhooks-def.h (LANG_HOOKS_UNSIGNED_TYPE): Remove.
4763 * langhooks.h (lang_hooks_for_types): Remove unsigned_type.
4764 * tree.c (get_unsigned_type): New.
4765 (unsigned_type_for): Use get_unsigned_type instead of
4766 lang_hooks.types.unsigned_type.
4768 2007-05-14 Kazu Hirata <kazu@codesourcery.com>
4770 * config/m68k/m68k-protos.h: Rename m68k_interrupt_function_p
4771 to m68k_get_function_kind. Update its prototype.
4772 * config/m68k/m68k.c (m68k_attribute_table): Add an entry for
4774 (m68k_interrupt_function_p): Return enum m68k_function_type
4775 instead of bool. Rename to m68k_get_function_kind.
4776 (m68k_handle_fndecl_attribute): Reject interrupt_thread if the
4778 (m68k_compute_frame_layout): Don't mark any register for save
4779 if an interrupt_thread attribute is specified.
4780 (m68k_hard_regno_rename_ok): Update a use of
4781 m68k_interrupt_function_p.
4782 * config/m68k/m68k.h (EPILOGUE_USES): Update a use of
4783 m68k_interrupt_function_p.
4784 (m68k_function_type): New.
4785 * config/m68k/m68k.md (*return): Output a 'sleep' instruction
4786 for a function with an interrupt_thread attribute.
4787 * doc/extend.texi: Document the interrupt_thread attribute.
4789 2007-05-13 Daniel Berlin <dberlin@dberlin.org>
4791 Fix PR tree-optimization/31911
4792 * tree-ssa-pre.c (phi_translate): Make sure to cache results even
4793 if they didn't change the expression.
4795 2007-05-13 Zdenek Dvorak <dvorakz@suse.cz>
4797 * tree-scalar-evolution.c (resolve_mixers): Exported.
4798 * tree-scalar-evolution.h (resolve_mixers): Declare.
4799 * tree-data-ref.c (object_analysis, ptr_decl_may_alias_p,
4800 ptr_ptr_may_alias_p, may_alias_p, record_ptr_differ_p,
4801 record_record_differ_p, record_array_differ_p, array_ptr_differ_p,
4802 base_object_differ_p, base_addr_differ_p, analyze_array_indexes,
4803 init_array_ref, init_pointer_ref, analyze_indirect_ref,
4804 strip_conversion, analyze_offset_expr, address_analysis,
4805 object_analysis, analyze_offset): Removed.
4806 (dr_analyze_innermost, dr_analyze_indices, dr_analyze_alias,
4807 split_constant_offset, canonicalize_base_object_address,
4808 object_address_invariant_in_loop_p, disjoint_objects_p,
4809 dr_may_alias_p, dr_address_invariant_p): New functions.
4810 (create_data_ref): Use dr_analyze_innermost, dr_analyze_indices
4811 and dr_analyze_alias.
4812 (initialize_data_dependence_relation): Use dr_may_alias_p
4813 and object_address_invariant_in_loop_p.
4814 (compute_self_dependence): Handle the case when DDR_ARE_DEPENDENT (ddr)
4816 (find_data_references_in_stmt): Restrict the analysis of data references
4817 to the given loop nest.
4818 (find_data_references_in_loop): Made static. Pass loop nest to
4819 find_data_references_in_stmt.
4820 (compute_data_dependences_for_loop): Use DR_VOPS.
4821 (free_data_ref): Free DR_VOPS.
4822 * tree-data-ref.h (struct first_location_in_loop): Replaced by ...
4823 (struct innermost_loop_behavior): ... new.
4824 (struct base_object_info): Replaced by ...
4825 (struct indices): ... new.
4826 (struct dr_alias): New.
4827 (enum data_ref_type): Removed.
4828 (struct data_reference): Consist of struct innermost_loop_behavior,
4829 struct indices and struct dr_alias.
4830 (DR_SET_ACCESS_FNS, DR_FREE_ACCESS_FNS): Removed.
4831 (DR_MEMTAG): Renamed to ...
4832 (DR_SYMBOL_TAG): ... this.
4833 (find_data_references_in_loop): Declaration removed.
4834 * tree-vect-analyze.c (vect_compute_data_ref_alignment): Use DR_INIT
4835 instead of DR_OFFSET_MISALIGNMENT. DR_ALIGNED_TO is never NULL.
4836 (vect_analyze_data_refs): Use DR_SYMBOL_TAG instead of DR_MEMTAG.
4837 * tree-vect-transform.c (vect_create_data_ref_ptr): Ditto.
4839 2007-05-13 Revital Eres <eres@il.ibm.com>
4841 * tree-ssa-dse.c (get_use_of_stmt_lhs): New function
4842 which walks virtual def-use chains to find redundant stores.
4843 (dse_optimize_stmt): Call it.
4845 2007-05-12 Steven Bosscher <steven@gcc.gnu.org>
4847 * gcse.c (gcse_main): Do jump bypassing in CPROP2.
4848 * passes.c (init_optimization_passes): Move pass_jump_bypass
4851 * basic-block.h (bb_has_eh_pred): Fix style issue.
4853 2007-05-12 Steven Bosscher <steven@gcc.gnu.org>
4855 PR rtl-optimization/31848
4856 * loop-invariant.c (move_invariant_reg): If we move an insn
4857 with a REG_EQUAL note, and that insn is not always executed,
4858 remove the REG_EQUAL note.
4860 2007-05-12 Richard Guenther <rguenther@suse.de>
4862 PR tree-optimization/31797
4863 * tree-ssa-forwprop.c (forward_propagate_addr_expr): Do not
4864 propagate into a stmt that has volatile ops.
4866 2007-05-12 Richard Sandiford <richard@codesourcery.com>
4868 * configure.ac (gcc_gxx_include_dir): Use $(libsubdir_to_prefix).
4869 (gcc_tooldir): Likewise.
4870 * configure: Regenerate.
4871 * Makefile.in (libsubdir_to_prefix): New variable, based on the
4872 old configure.ac gcc_tooldir setting.
4873 (prefix_to_exec_prefix): New variable.
4874 (DRIVER_DEFINES): Use $(libsubdir_to_prefix)$(prefix_to_exec_prefix)
4875 rather than $(unlibsubdir)/../ to derive TOOLDIR_BASE_PREFIX.
4877 2007-05-11 Silvius Rus <rus@google.com>
4879 * Makefile.in (OBJS-common): Add tree-ssa-alias-warnings.o.
4880 * c-common.c (strict_aliasing_warning): Modify -Wstrict-aliasing logic.
4881 * c-common.h (strict_aliasing_warning): Change return type.
4882 * c-opts.c (c_common_handle_option): Add call to set_Wstrict_aliasing.
4883 * c-typeck.c (build_indirect_ref): Add call to strict_aliasing_warning.
4884 (build_c_cast): Condition call to strict_aliasing_warning.
4885 * doc/invoke.texi: Update description of -Wstrict-aliasing[=n].
4886 * flags.h (set_Wstrict_aliasing): Declare.
4887 * opts.c (set_Wstrict_alising): Define, add call to.
4888 * tree-flow.h (strict_aliasing_warning_backend): Declare.
4889 * tree-ssa-alias-warnings.c: New file.
4890 * tree-ssa-alias.c (compute_may_aliases): Add call to
4891 strict_aliasing_warning_backend.
4893 2007-05-11 Zdenek Dvorak <dvorakz@suse.cz>
4895 * tree-loop-linear.c (gather_interchange_stats, try_interchange_loops):
4896 Use loop_depth and loop_outer accessor functions.
4897 * tree-ssa-loop-im.c (outermost_invariant_loop, set_level,
4898 determine_invariantness_stmt, move_computations_stmt): Ditto.
4899 * cfgloopmanip.c (fix_bb_placement, fix_loop_placement, remove_path,
4900 add_loop, loopify, unloop, fix_loop_structure): Ditto.
4901 * tree-ssa-loop-manip.c (find_uses_to_rename_use): Ditto.
4902 * tree-scalar-evolution.c (interpret_loop_phi,
4903 compute_scalar_evolution_in_loop, analyze_scalar_evolution_in_loop,
4904 instantiate_parameters_1, scev_const_prop): Ditto.
4905 * cfghooks.c (make_forwarder_block): Ditto.
4906 * cfgloopanal.c (mark_irreducible_loops, mark_loop_exit_edges): Ditto.
4907 * modulo-sched.c (loop_canon_p): Ditto.
4908 * tree-vectorizer.c (slpeel_tree_duplicate_loop_to_edge_cfg,
4909 slpeel_can_duplicate_loop_p): Ditto.
4910 * lambda-code.c (invariant_in_loop_and_outer_loops): Ditto.
4911 * tree-cfg.c (tree_duplicate_sese_region): Ditto.
4912 * cfgloop.c (flow_loop_dump, flow_loop_nodes_find, rescan_loop_exit,
4913 cancel_loop, verify_loop_structure): Ditto.
4914 (flow_loop_nested_p, superloop_at_depth, flow_loop_free,
4915 add_bb_to_loop, remove_bb_from_loops, find_common_loop): Use the
4916 superloops vector instead of "pred" array.
4917 (establish_preds): Take father loop as an argument. Initialize the
4919 (flow_loop_tree_node_add): Pass father loop to establish_preds. Do not
4920 initialize loop->outer.
4921 (flow_loop_tree_node_remove): Truncate the superloops vector.
4922 * cfgloop.h (struct loop): Removed field "outer", fields "depth" and
4923 "pred" merged to "superloops" vector.
4924 (loop_depth, loop_outer): New.
4925 (fel_init): Use loop_outer.
4927 2007-05-11 Jan Hubicka <jh@suse.cz>
4929 * cgraphunit.c: Include gt-cgraphunit.h
4930 (static_ctors, static_dtors): New static vars.
4931 (record_cdtor_fn, build_cdtor, cgraph_build_cdtor_fns): New functions,
4932 based on implementation in c-common.c
4933 (cgraph_finalize_function): Call record_cdtor_fn.
4934 (cgraph_optimize): Call cgraph_build_cdtor_fns.
4935 * decl.c (finish_function): Do not call c_record_cdtor_fn.
4936 (c_write_global_declarations): Do not call c_build_cdtor_fns.
4937 * c-common.c (static_ctors, static_dtors, c_record_cdtor_fn,
4938 build_cdtor, c_build_cdtor_fns): Remove.
4939 * c-common.h (static_ctors, static_dtors, c_record_cdtor_fn,
4940 c_build_cdtor_fns): Remove prototype.
4942 2007-05-11 Paolo Carlini <pcarlini@suse.de>
4945 * builtin-types.def: Add BT_FN_PTR_CONST_PTR_INT_SIZE.
4946 * builtins.def: Add BUILT_IN_MEMCHR, use the latter.
4947 * builtins.c (fold_builtin_memchr): New.
4948 (expand_builtin_memchr): Call the latter.
4949 (expand_builtin, fold_builtin_3): Deal with BUILT_IN_MEMCHR.
4950 * doc/extend.texi ([Other built-in functions provided by GCC]):
4953 2007-05-11 Andreas Krebbel <krebbel1@de.ibm.com>
4955 * config/s390/s390.md (GPR0_REGNUM, FPR0_REGNUM, FPR2_REGNUM,
4956 PFPO_CONVERT, PFPO_OP_TYPE_SF, PFPO_OP_TYPE_DF, PFPO_OP_TYPE_TF,
4957 PFPO_OP_TYPE_SD, PFPO_OP_TYPE_DD, PFPO_OP_TYPE_TD, PFPO_OP0_TYPE_SHIFT,
4958 PFPO_OP1_TYPE_SHIFT): Constants added.
4959 (DFP_ALL): Mode macro defined.
4960 ("*trunc<BFP:mode><DFP_ALL:mode>2", "*trunc<DFP_ALL:mode><BFP:mode>2",
4961 "*extend<BFP:mode><DFP_ALL:mode>2", "*extend<DFP_ALL:mode><BFP:mode>2"):
4962 Insn definitions added.
4963 ("trunc<BFP:mode><DFP_ALL:mode>2", "trunc<DFP_ALL:mode><BFP:mode>2",
4964 "extend<BFP:mode><DFP_ALL:mode>2", "extend<DFP_ALL:mode><BFP:mode>2"):
4967 2007-05-10 Zdenek Dvorak <dvorakz@suse.cz>
4969 PR tree-optimization/31885
4970 * tree-chrec.c (chrec_contains_undetermined): Do not consider NULL_TREE
4972 (automatically_generated_chrec_p): Return false for NULL.
4974 2007-05-08 Bernd Schmidt <bernd.schmidt@analog.com>
4976 * config/bfin/bfin.h (MOVE_RATIO): Define.
4978 2007-05-10 Richard Sandiford <richard@codesourcery.com>
4980 * config.gcc (sparc-wrs-vxworks): New target.
4981 * config/sparc/vxworks.h, config/sparc/t-vxworks: New files.
4982 * config/sparc/sparc-protos.h (sparc_emit_call_insn): Declare.
4983 * config/sparc/sparc.h: Include vxworks-dummy.h.
4984 (PRINT_OPERAND_ADDRESS): Extend SYMBOL_REF handling to
4985 include LABEL_REFs too.
4986 * config/sparc/sparc.c (sparc_expand_move): Don't assume that
4987 _GLOBAL_OFFSET_TABLE_ - label_ref is a link-time constant on
4989 (legitimize_pic_address): Handle LABEL_REFs like SYMBOL_REFs
4991 (load_pic_register): Use gen_vxworks_load_got for VxWorks.
4992 (sparc_emit_call_insn): New function.
4993 (sparc_function_ok_for_sibcall): Restrict sibcalls to locally-binding
4994 functions when generating VxWorks PIC.
4995 * config/sparc/sparc.md (vxworks_load_got): New pattern.
4996 (call, call_value): Use sparc_emit_call_insn instead of
4999 2007-05-09 Bob Wilson <bob.wilson@acm.org>
5001 * config/xtensa/xtensa.c (xtensa_output_literal): Don't use #if.
5003 2007-05-09 Bob Wilson <bob.wilson@acm.org>
5005 * config/xtensa/xtensa.c (xtensa_output_literal): Mask out high bits
5006 for floating-point values if HOST_BITS_PER_LONG > 32. Use split_double
5007 instead of operand_subword.
5009 2007-05-08 Bernd Schmidt <bernd.schmidt@analog.com>
5011 * config/bfin/bfin.h (LOCAL_ALIGNMENT): Define.
5012 * config/bfin/bfin.c (bfin_local_alignment): New function.
5013 * config/bfin/bfin-protos.h (bfin_local_alignment): Declare it.
5015 2007-05-08 Chao-ying Fu <fu@mips.com>
5017 * doc/md.texi (msub@var{m}@var{n}4, usub@var{m}@var{n}4): Document.
5018 * optabs.h (OTI_smsub_widen, OTI_umsub_widen): New optab_indexes.
5019 (smsub_widen_optab, umsub_widen_optab): Define.
5020 * optabs.c (init_optabs): Initialize smsub_widen_optab and
5022 * genopinit.c (optabs): Fill in smsub_widen_optab and
5024 * expr.c (expand_expr_real_1): Try to use smsub_widen_optab
5025 and umsub_widen_optab to implement multiply-subtract sequences.
5026 * config/mips/mips.md (*msac<u>_di): Rename to...
5027 (<u>msubsidi4): ...this. Extend condition to include
5028 GENERATE_MADD_MSUB and TARGET_DSPR2. Change the constraint
5029 of operand 0 to "ka" and use the three-operand form of msub<u>
5031 * config/mips/mips-dspr2.md (mips_msub, mips_msubu): Convert
5034 2007-05-08 Kaz Kojima <kkojima@gcc.gnu.org>
5036 PR rtl-optimization/28011
5037 * reload.c (push_reload): Set dont_share if IN appears in OUT
5038 also when IN is a PLUS rtx.
5039 (reg_overlap_mentioned_for_reload_p): Return true if X and IN
5042 2007-05-08 Kazu Hirata <kazu@codesourcery.com>
5044 * emit-rtl.c (unshare_all_rtl_1): Don't copy DECL_RTL. Don't
5045 call unshare_all_decls.
5046 (unshare_all_rtl): Adjust the call to unshare_all_rtl_1.
5047 (unshare_all_decls): Remove.
5049 2007-05-08 Simon Martin <simartin@users.sourceforge.net>
5052 * tree-dump.c (dump_options): Don't use TDF_DIAGNOSTIC in "*-all" tree
5055 2007-05-08 Sandra Loosemore <sandra@codesourcery.com>
5056 Nigel Stephens <nigel@mips.com>
5058 * config/mips/mips.h (MAX_FPRS_PER_FMT): Renamed from FP_INC.
5059 Update comments and all uses.
5060 (MIN_FPRS_PER_FMT): Define.
5061 * config/mips/mips.c (function_arg): Fix to correctly handle
5062 the -mips32r2 -mfp64 -mabi=32 case.
5063 (override_options): Enable use of odd-numbered registers for
5064 SFmode values on MIPS32.
5065 (mips_save_reg_p): Save whole floating-point register pair if
5066 either half is used.
5067 (compute_frame_size): Fix comment.
5069 2007-05-08 Jie Zhang <jie.zhang@analog.com>
5071 * config/bfin/bfin-protos.h (bfin_expand_epilogue): Add a third
5072 argument of type bool.
5073 * config/bfin/bfin.c (add_to_reg): Add epilogue_p as a fourth
5074 argument. Safely select temporary P register according to it.
5075 (do_link): Change call site of add_to_reg accordingly.
5076 (do_unlink): Add epilogue_p as a fourth argument and pass it
5078 (expand_interrupt_handler_epilogue): Change call of do_unlink
5080 (bfin_expand_prologue): Add a third argument sibcall_p.
5081 * config/bfin/bfin.md (epilogue): Change call of
5082 bfin_expand_epilogue accordingly.
5083 (sibcall_epilogue): Likewise.
5084 (eh_return_internal): Likewise.
5086 * config/bfin/bfin-protos.h (enum bfin_cpu): Add
5087 BFIN_CPU_BF534, BFIN_CPU_BF536 and BFIN_CPU_BF561.
5088 * config/bfin/bfin.c (bfin_handle_option): Handle
5089 -mcpu=bf534, -mcpu=bf536 and -mcpu=bf561.
5090 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS):
5091 Support bf534, bf536 and bf561.
5092 * doc/invoke.texi (Blackfin Options): Document -mcpu and -msim.
5094 2007-05-08 Uros Bizjak <ubizjak@gmail.com>
5097 * config/i386/i386.c (ix86_function_regparm): Process local
5098 functions only when TREE_CODE (decl) equals FUNCTION_DECL.
5100 2007-05-07 Mike Stump <mrs@apple.com>
5102 * doc/invoke.texi (Warning Options): Document that -Wempty-body
5103 also checks for and while statements in C++.
5105 2007-05-07 Nathan Froyd <froydnj@codesourcery.com>
5107 * gcc.c (at_file_supplied): New variable.
5108 (main): Set it if we expanded argv.
5109 (do_spec_1): Pass an @-file to the linker if we were called with
5110 an @-file argument and HAVE_GNU_LD.
5111 * collect2.c (at_file_supplied): New variable.
5112 (response_file): New variable.
5113 (collect_exit): Unlink response_file if necessary.
5114 (handler): Likewise.
5115 (do_wait): Likewise.
5116 (main): Set at_file_supplied if we expanded argv.
5117 (collect_execute): Pass an @-file to subprocesses if we were called
5118 with an @-file argument.
5119 * configure.ac: Add define for HAVE_GNU_LD.
5120 * configure: Regenerate.
5121 * config.in: Regenerate.
5123 2007-05-07 Naveen.H.S <naveen.hs@kpitcummins.com>
5125 * config/m32c/muldiv.md (mulhisi3_c): Limit the mode of the 2nd
5131 2007-05-07 Jayant Sonar <jayants@kpitcummins.com>
5133 * config/m32c/m32c.c (SYMBOL_FLAG_FUNCVEC_FUNCTION): Define.
5134 (TARGET_ENCODE_SECTION_INFO): Re-define.
5135 (m32c_encode_section_info): New
5136 (function_vector_handler): New
5137 (current_function_special_page_vector): New
5138 (m32c_special_page_vector_p): New.
5139 * config/m32c/m32c-protos.h (m32c_special_page_vector_p):
5141 * config/m32c/jump.md: Added instruction JSRS for functions
5142 with attribute "function_vector".
5143 * doc/extend.texi (function_vector): Added description
5144 for M16C, M32C targets.
5146 2007-05-07 DJ Delorie <dj@redhat.com>
5149 * config/m32c/shift.md (ashlpsi3_i, ashrpsi3_i, ashlpsi3,
5150 ashrpsi3, lshrpsi3): Update shift count constraint.
5152 2007-05-07 Danny Smith <dannysmith@users.sourceforge.net>
5153 Nathan Froyd <froydnj@codesourcery.com>
5156 * c-incpath.c (add_path): Strip trailing path separators.
5158 2007-05-07 Eric Botcazou <ebotcazou@adacore.com>
5160 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Reset cfg_altered.
5161 Free dominance info before purging EH edges.
5162 (eliminate_degenerate_phis): Likewise.
5163 (propagate_rhs_into_lhs): Set cfg_altered to true instead of 1.
5165 2007-05-07 Jan Hubicka <jh@suse.cz>
5167 * gimplify.c (gimplify_expr): Do not crash when folding
5168 (void *)(int)&a + 4.
5170 2007-05-07 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
5173 * c-opts.c (lang_fortran): Make it non static.
5174 * c-common.h (lang_fortran): New prototype.
5175 * c-cppbuiltin.c (c_cpp_builtins): Create a __GFORTRAN__ if the
5176 -lang-fortran option was passed by the driver.
5178 2007-05-06 Eric Botcazou <ebotcazou@adacore.com>
5180 * timevar.c (timevar_print): Test ENABLE_ASSERT_CHECKING instead
5181 of ASSERT_CHECKING. Tweak message.
5183 2007-05-06 Revital Eres <eres@il.ibm.com>
5186 * loop-unroll.c (insert_var_expansion_initialization):
5187 Initialize the expansions with -zero instead of +zero.
5189 2007-05-05 Aurelien Jarno <aurelien@aurel32.net>
5191 * config/pa/pa.md: Split tgd_load, tld_load and tie_load
5192 into pic and non-pic versions. Mark r19 as used for
5193 tgd_load_pic, tld_load_pic and tie_load_pic. Mark r27 as used
5194 for tgd_load, tld_load and tie_load .
5195 * config/pa/pa.c (legitimize_tls_address): Emit pic or non-pic
5196 version of tgd_load, tld_load and tie_load depending on the
5199 2007-05-04 Ulrich Drepper <drepper@redhat.com>
5200 Jakub Jelinek <jakub@redhat.com>
5202 * crtstuff.c (HIDDEN_DTOR_LIST_END): New macro.
5203 (__do_global_dtors_aux): Use more paranoid loop to run
5204 destructors if HIDDEN_DTOR_LIST_END.
5205 (__DTOR_END__): Export as a hidden symbol when HIDDEN_DTOR_LIST_END.
5207 2007-05-04 Jakub Jelinek <jakub@redhat.com>
5209 * varasm.c (align_variable): Don't increase alignment for
5210 DECL_THREAD_LOCAL_P variables above BITS_PER_WORD through
5211 DATA_ALIGNMENT or CONSTANT_ALIGNMENT.
5213 2007-05-04 Josh Conner <jconner@apple.com>
5215 * basic-block.h (cdi_direction): Assign values to all enumeration
5217 (dom_computed): Remove.
5218 (dom_info_state): New.
5219 (set_dom_info_availability): New.
5220 * tree-ssa-loop-im.c (determine_invariantness): Initialize
5221 walk_data.dom_direction.
5222 * cfghooks.c (delete_basic_block): Use dom_info_available_p()
5223 instead of dom_computed[].
5224 (split_edge): Likewise.
5225 (create_basic_block): Likewise.
5226 (merge_blocks): Likewise.
5227 * ifcvt.c (find_if_header): Likewise.
5228 * tree-cfgcleanup.c (cleanup_tree_cfg): Likewise.
5229 * tree-ssa-dce.c (remove_dead_stmt): Likewise.
5230 * tree-ssa.c (verify_ssa): Likewise.
5231 * tree-cfg.c (tree_verify_flow_info): Likewise.
5232 (remove_edge_and_dominated_blocks): Likewise.
5233 * dominance.c (dom_computed): Make static.
5234 (calc_dfs_tree_nonrec): Change third param to a bool.
5235 (calc_dfs_tree): Change second param to a bool.
5236 (calc_idioms): Change second param to a bool. Use
5237 dom_convert_dir_to_idx.
5238 (init_dom_info): Validate dir before using.
5239 (dom_convert_dir_to_idx): New.
5240 (calculate_dominance_info): Use dom_convert_dir_to_idx. New
5241 variable 'reverse' used for calling calc_dfs_tree and calc_idoms.
5242 (free_dominance_info): Use dom_convert_dir_to_idx.
5243 (get_immediate_dominator): Likewise.
5244 (set_immediate_dominator): Likewise.
5245 (get_dominated_by): Likewise.
5246 (redirect_immediate_dominators): Likewise.
5247 (nearest_common_denominator): Likewise.
5248 (dominated_by_p): Likewise.
5249 (bb_dom_dfs_in): Likewise.
5250 (bb_dom_dfs_out): Likewise.
5251 (recount_dominator): Likewise.
5252 (iterate_fix_dominators): Likewise.
5253 (add_to_dominance_info): Likewise.
5254 (delete_from_dominance_info): Likewise.
5255 (first_dom_son): Likewise.
5256 (next_dom_son): Likewise.
5257 (dom_info_available_p): Likewise.
5258 (dom_info_state): New.
5259 (set_dom_info_availability): New.
5261 2007-05-04 Andreas Krebbel <krebbel1@de.ibm.com>
5263 * config/s390/s390.md ("fix_trunc<mode>di2", "fix_trunc<mode>si2"):
5265 ("fix_trunc<DSF:mode><GPR:mode>2"): Expander added.
5267 2007-05-04 Bob Wilson <bob.wilson@acm.org>
5269 * config/xtensa/xtensa.md (adddi3, adddi_carry): Delete.
5270 (subdi3, subdi_carry): Delete.
5272 2007-05-04 Jan Hubicka <jh@suse.cz>
5273 Richard Guenther <rguenther@suse.de>
5275 * opts.c (decode_options): Do not fiddle with inlining
5276 parameters in case of optimizing for size.
5277 * ipa-inline.c (cgraph_decide_recursive_inlining): When optimizing
5278 for size do nothing.
5279 (cgraph_decide_inlining_of_small_function): When optimizing for
5280 size never inline functions increasing caller size.
5281 (cgraph_early_inlining): Inline for size when optimizing for size.
5283 2007-04-18 Bernd Schmidt <bernd.schmidt@analog.com>
5285 * config/bfin/bfin.md (<optab>di3): Now a define_expand which expands
5286 logical operations piecewise.
5287 (<optab>di_zesidi_di, <optab>di_sesidi_di, negdi2, one_cmpldi2,
5288 zero_extendsidi2, subdi_di_zesidi, subdi_zesidi_di, subdi_di_sesidi,
5289 subdi_sesidi_di): Delete.
5290 (add_with_carry): Produce carry in CC instead of a DREG to shorten
5291 the generated sequence. Allow three-reg add in constraints. Rewrite
5292 the rtl expression for carry to avoid zero_extend of a constant.
5293 (sub_with_carry): New pattern.
5294 (adddi3, subdi3): Change into define_expand. For subtract, generate a
5295 different sequence not involving jumps.
5296 (notbi): Now a named pattern.
5298 2007-05-04 Bradley Lucier <lucier@math.purdue.edu>
5300 * doc/invoke.texi (i386 and x86-64 Options) [-mpc32, -mpc64, -mpc80]:
5301 Add the note about a significant loss of accuracy of some
5302 mathematical routines when these options are used.
5304 2007-05-04 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
5306 * haifa-sched.c (rtx_vec_t): New typedef.
5307 (contributes_to_priority_p): Extract piece of priority () into new
5309 (priority): Use the function. Add assertion.
5310 (rank_for_schedule, set_priorities): Add assertion to check that
5311 insn's priority is initialized.
5312 (clear_priorities, calc_priorities): Change signature. Make it update
5313 all relevant insns. Update all callers ('add_to_speculative_block ()'
5314 and 'create_block_check_twin ()').
5315 * sched-int.h (struct haifa_insn_data): Remove field 'priority_known'.
5316 Add new field 'priority_status'.
5317 (INSN_PRIORITY_STATUS): New macro.
5318 (INSN_PRIORITY_KNOWN): Change to use INSN_PRIORITY_STATUS.
5320 2007-05-04 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
5322 * sched-ebb.c (debug_ebb_dependencies): New static function.
5323 (init_ready_list): Use it.
5325 * sched-rgn.c (debug_dependencies): Split into 'debug_dependencies ()'
5326 with changed signature and 'debug_rgn_dependencies ()'.
5327 (debug_rgn_dependencies): New static function.
5328 (init_ready_list): Use it.
5330 * sched-int.h (debug_dependencies): Declare.
5332 2007-05-04 Andreas Krebbel <krebbel1@de.ibm.com>
5334 * libgcc-std.ver (__ffssi2): Added to GCC_4.3.0 section.
5336 2007-05-04 Dirk Mueller <dmueller@suse.de>
5338 * c.opt(Wmain,ffreestanding): Enable for C++,ObjC++.
5340 2007-05-03 Jan Hubicka <jh@suse.cz>
5342 * fold-const.c (fold_unary): Convert (T1)(X op Y) into ((T1)X op (T1)Y),
5343 for pointer type in more cases than before.
5345 * gimplify.c (gimplify_expr): Fold (void *)&a + 4.
5347 * tree-object-size.c (plus_expr_object_size): When operand size is
5348 unknown, return unknown.
5350 2007-05-03 Dirk Mueller <dmueller@suse.de>
5352 * doc/invoke.texi (-m386,-m486,-mpentium,-mpentiumpro): Remove.
5354 * config/i386/i386.h (CC1_CPU_SPEC): Remove handling for deprecated
5357 * config/i386/i386.opt (m386,m486,mpentium,mpentiumpro): Remove.
5359 2007-05-03 Janis Johnson <janis187@us.ibm.com>
5361 * doc/sourcebuild.texi (Test Directives) Clarify dg-excess-errors.
5363 2007-05-03 Joseph Myers <joseph@codesourcery.com>
5365 * config/soft-fp/double.h, config/soft-fp/extended.h,
5366 config/soft-fp/floatundidf.c, config/soft-fp/floatundisf.c,
5367 config/soft-fp/floatunsidf.c, config/soft-fp/floatunsisf.c,
5368 config/soft-fp/op-2.h, config/soft-fp/op-4.h,
5369 config/soft-fp/op-common.h, config/soft-fp/quad.h: Update from
5372 2007-05-03 Ian Lance Taylor <iant@google.com>
5374 * config/rs6000/rs6000.c (rs6000_override_options): Don't set
5375 MASK_PPC_GFXOPT for 8540 or 8548.
5377 2007-05-03 Uros Bizjak <ubizjak@gmail.com>
5379 * tree-vect-transform.c (vect_update_inits_of_drs): Use
5380 vect_print_dump_info() to output debug information.
5382 2007-05-03 Uros Bizjak <ubizjak@gmail.com>
5385 * config/i386/i386.c (print_operand) ['z']: Output 'w' for
5386 operands of size 2 when operand is not MEM_P.
5388 2007-05-03 Zdenek Dvorak <dvorakz@suse.cz>
5390 PR tree-optimization/30565
5391 * lambda-code.c (perfect_nestify): Fix updating of dominators.
5393 2007-05-03 Bernd Schmidt <bernd.schmidt@analog.com>
5395 * config/bfin/bfin.md (addpdi3, us_truncpdisi2): New patterns.
5396 (umulsi3_highpart): Use them.
5397 * config/bfin/lib1funcs.asm (__umulsi3_highpart): Use unsigned move
5398 for final accumulator to D regisster tranfser.
5400 2007-05-03 Dorit Nuzman <dorit@il.ibm.com>
5402 PR tree-optimization/31699
5403 * tree-vect-analyze.c (vect_update_misalignment_for_peel): Remove wrong
5405 (vect_enhance_data_refs_alignment): Compute peel amount using
5406 TYPE_VECTOR_SUBPARTS instead of vf.
5407 * tree-vect-transform.c (vect_gen_niters_for_prolog_loop): Likewise.
5409 2007-05-02 Brooks Moses <brooks.moses@codesourcery.com>
5412 * system.h: Remove inclusion of double-int.h
5413 * tree.h: Include double-int.h
5414 * gengtype.c: Likewise
5415 * cfgloop.h: Likewise
5416 * Makefile.in: Adjust dependencies on double-int.h
5418 2007-05-02 Eric Christopher <echristo@apple.com>
5420 * config/darwin.h (TARGET_OPTION_TRANSLATE_TABLE): Translate
5421 -shared to -Zdynamiclib.
5423 2007-05-02 Seongbae Park <seongbae.park@gmail.com>
5426 * c-common.c (strip_pointer_or_array_types): New function.
5427 * c-common.h (strip_pointer_or_array_types): New function declaration.
5429 2007-05-03 Zdenek Dvorak <dvorakz@suse.cz>
5431 PR tree-optimization/31771
5432 * tree-cfg.c (move_block_to_fn): Assign bb to the correct index.
5434 2007-05-02 Paul Brook <paul@codesourcery.com>
5436 * config/arm/bpabi.S (aeabi_lcmp): Fix result on overflow.
5438 2007-05-02 Andrew Pinski <andrew_pinski@playstation.sony.com>
5441 * fold-const.c (fold_comparision): Remove the "foo++ == CONST"
5444 2007-05-02 Nick Clifton <nickc@redhat.com>
5446 * config/frv/predicates.md (symbolic_operand): Accept CONSTs.
5448 2007-05-02 Richard Guenther <rguenther@suse.de>
5450 PR tree-optimization/31146
5451 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): New
5452 argument, single_use_p. If we have a single use that is
5453 a conversion to the definition rhs type, propagate that rhs.
5454 (forward_propagate_addr_expr): Pass single_use_p argument
5455 to forward_propagate_addr_expr_1.
5457 2007-05-01 H.J. Lu <hongjiu.lu@intel.com>
5459 * config/i386/i386.c (ix86_expand_sse_comi): Remove unused
5462 2007-05-01 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
5464 * doc/invoke.texi: Fix typo, 'AMD Family 10h core' instead of
5465 'AMD Family 10 core'.
5467 2007-05-01 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
5469 * config/i386/i386.c (override_options): Accept k8-sse3, opteron-sse3
5470 and athlon64-sse3 as improved versions of k8, opteron and athlon64
5471 with SSE3 instruction set support.
5472 * doc/invoke.texi: Likewise.
5474 2007-05-01 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
5476 * config/i386/i386.c (override_options): Tuning 32-byte loop
5477 alignment for amdfam10 architecture. Increasing the max loop
5478 alignment to 24 bytes.
5480 2007-05-01 Kazu Hirata <kazu@codesourcery.com>
5482 * config/m68k/constraints.md: New.
5483 * config/m68k/m68k.h (REG_CLASS_FROM_LETTER,
5484 CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P,
5485 EXTRA_CONSTRAINT): Remove.
5486 * config/m68k/m68k.md: Include constraints.md.
5487 * expr.c (expand_expr_real_1): Copy DECL_RTL before using it.
5489 2007-05-01 Ian Lance Taylor <iant@google.com>
5491 PR tree-optimization/31739
5492 * tree-vrp.c (vrp_val_is_max): New static function.
5493 (vrp_val_is_min): New static function.
5494 (set_value_range_to_value): Use TYPE_{MAX,MIN}_VALUE rather than
5496 (set_value_range): Use vrp_val_is_{max,min}.
5497 (extract_range_from_assert): Likewise.
5498 (extract_range_from_binary_expr): Likewise.
5499 (extract_range_from_unary_expr): Likewise.
5500 (dump_value_range, vrp_meet): Likewise.
5501 (vrp_visit_phi_node): Likewise.
5502 * tree.c (build_distinct_type_copy): Revert change of 2007-04-27.
5504 2007-05-01 Mark Mitchell <mark@codesourcery.com>
5506 * config/i386/gmon-sol2.c (size_t): New type.
5507 (intptr_t): Likewise.
5508 (s_textsize): Declare as size_t.
5510 (monstartup): Use size_t for sizes.
5511 (_mcount): Save and restore registers.
5512 (internal_mcount): Pass 0 as the first argument to monstartup
5514 (moncontrol): Convert pointer to appropriately sized integer
5515 before passing to profil.
5517 2007-05-01 Joseph Myers <joseph@codesourcery.com>
5519 * config/rs6000/darwin-ldouble.c (__gcc_qunord): Define if
5520 __NO_FPRS__, not just if _SOFT_DOUBLE.
5521 * config/rs6000/libgcc-ppc-glibc.ver (__gcc_qunord): Likewise.
5522 * config/rs6000/rs6000.c (rs6000_init_libfuncs): Use __gcc_qunord
5523 also for E500 double.
5524 * config/rs6000/rs6000.md (buneq, bunge, bungt, bunle, bunlt,
5525 suneq, sunge, sungt, sunle, sunlt): Disable for (TARGET_HARD_FLOAT
5528 2007-05-01 Richard Guenther <rguenther@suse.de>
5530 * tree-ssa-loop-manip.c (ip_normal_pos): Check if last stmt
5533 2007-05-01 Joseph Myers <joseph@codesourcery.com>
5535 * config/rs6000/libgcc-ppc-glibc.ver (__gcc_qgt): Fix typo.
5537 2007-05-01 Jan Hubicka <jh@suse.cz>
5539 * tree-vectorize.c (vect_is_simple_use): gimple_min_invariant is
5542 2007-05-01 Jan Hubicka <jh@suse.cz>
5544 * tree.h (maybe_fold_offset_to_component_ref): Remove.
5545 (maybe_fold_offset_to_reference): Declare.
5546 * fold-const.c (fold_unary): Do not fold
5547 (type *)&A into &A->field_of_type_and_offset_0
5548 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): When base type
5549 size is unknown, give up.
5550 (maybe_fold_offset_to_component_ref): Ignore firelds with unknown
5552 (maybe_fold_offset_to_reference): New.
5553 (maybe_fold_stmt_indirect): Use it.
5554 (fold_stmt_r): Fold (type *)&A+offset into A->field_if_type_and_offset.
5555 * gimplify.c (gimplify_conversion): Canonicalize conversions to
5557 (gimplify_expr): Likewise for plus_expr.
5559 2007-05-01 Zdenek Dvorak <dvorakz@suse.cz>
5561 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Use
5562 bsi_after_labels. Always insert statements before bsi.
5563 * tree-vect-transform.c (vect_create_epilog_for_reduction): Ditto.
5564 * predict.c (apply_return_prediction): Check for empty blocks.
5565 * cfgexpand.c (lab_rtx_for_bb): New variable.
5566 (label_rtx_for_bb): Do not create new tree labels.
5567 (expand_gimple_basic_block): Add labels recorded in lab_rtx_for_bb.
5568 (tree_expand_cfg): Initialize lab_rtx_for_bb.
5569 * tree-cfg.c (build_tree_cfg): Call cleanup_dead_labels after
5571 (label_for_bb): Add field used.
5572 (update_eh_label, main_block_label): Mark the label used.
5573 (cleanup_dead_labels): Remove unused labels.
5575 2007-05-01 Richard Guenther <rguenther@suse.de>
5577 * tree-vrp.c (set_value_range): Do not allocate equiv bitmap
5578 if it is not about to be set.
5579 (get_value_range): Do not pre-allocate equiv bitmap.
5580 (update_value_range): No need to clear equiv field.
5581 (add_equivalence): Change prototype to get bitmap pointer.
5582 Allocate bitmap here if it is not already.
5583 (extract_range_from_assert): Do not allocate bitmap here.
5584 Update callers to add_equivalence.
5585 (extract_range_from_ssa_name): Likewise.
5586 (get_vr_for_comparison): New static helper.
5587 (compare_name_with_value): Handle NULL equiv bitmap by
5588 peeling the first iteration of the comparison loop.
5589 Use get_vr_for_comparison.
5590 (compare_names): Handle NULL equiv bitmaps by using fake
5591 ones. Use get_vr_for_comparison.
5593 2007-04-30 Brooks Moses <brooks.moses@codesourcery.com>
5595 * double-int.c (mpz_set_double_int): Moved from
5596 tree-ssa-loop-niter.c.
5597 (mpz_get_double_int): Likewise; also, add option to wrap
5598 out-of-range integers.
5599 * double-int.h: New prototypes for above.
5600 * tree.c (get_static_type_bounds): Moved from
5601 tree-ssa-loop-niter.c; now returns TYPE_MIN_VALUE and
5602 TYPE_MAX_VALUE if they exist..
5603 * tree.h: New prototype for above.
5604 * tree-ssa-loop-niter.c: Adjust mpz_to_double_int and
5605 get_type_bounds calls.
5606 (mpz_set_double_int): Move to double-int.c.
5607 (get_type_bounds): Move to tree.c, rename to
5608 get_static_type_bounds.
5609 (mpz_to_double_int): Move to double-int.c, rename to
5612 2007-04-30 Bob Wilson <bob.wilson@acm.org>
5614 * config/xtensa/lib1funcs.asm (__umodsi3, __modsi3): Rearrange so that
5615 DIV0 exception can fall through to a normal return.
5617 2007-04-30 Alexandre Oliva <aoliva@redhat.com>
5621 2007-04-06 Andreas Tobler <a.tobler@schweiz.org>
5622 * tree-sra.c (sra_build_elt_assignment): Initialize min/maxshift.
5623 2007-04-05 Alexandre Oliva <aoliva@redhat.com>
5624 * tree-sra.c (try_instantiate_multiple_fields): Needlessly
5625 initialize align to silence bogus warning.
5626 2007-04-05 Alexandre Oliva <aoliva@redhat.com>
5627 * tree-sra.c (struct sra_elt): Add in_bitfld_block. Remove
5629 (struct sra_walk_fns): Remove use_all parameter from use.
5630 (sra_hash_tree): Handle BIT_FIELD_REFs.
5631 (sra_elt_hash): Don't hash bitfld blocks.
5632 (sra_elt_eq): Skip them in parent compares as well. Handle
5634 (sra_walk_expr): Don't maintain or pass down use_all_p.
5635 (scan_use): Remove use_all parameter.
5636 (scalarize_use): Likewise. Re-expand assignment to
5637 BIT_FIELD_REF of gimple_reg. De-scalarize before input or
5638 output, and re-scalarize after output. Don't mark anything
5640 (scalarize_ldst): Adjust.
5641 (scalarize_walk_gimple_modify_statement): Likewise.
5642 (build_element_name_1): Handle BIT_FIELD_REFs.
5643 (instantiate_element): Don't warn for any element whose parent
5645 (instantiate_missing_elements_1): Return the sra_elt.
5646 (canon_type_for_field): New.
5647 (try_instantiate_multiple_fields): New.
5648 (instantiate_missing_elemnts): Use them.
5649 (mark_no_warning): Removed.
5650 (generate_one_element_ref): Handle BIT_FIELD_REFs.
5651 (REPLDUP, sra_build_elt_assignment): New.
5652 (generate_copy_inout): Use them.
5653 (generate_element_copy): Likewise. Handle bitfld differences.
5654 (generate_element_zero): Don't recurse for blocks. Use
5655 sra_build_elt_assignment.
5656 (generate_one_element_int): Take elt instead of var. Use
5657 sra_build_elt_assignment.
5658 (generate_element_init_1): Adjust.
5659 (scalarize_use, scalarize_copy): Use REPLDUP.
5660 (scalarize_ldst): Move assert before dereference.
5661 (dump_sra_elt_name): Handle BIT_FIELD_REFs.
5663 2007-04-30 Andrew Pinski <andrew_pinski@playstation.sony.com>
5666 * tree.c (reconstruct_complex_type): Reconstruct a reference
5668 Also use the same mode for the pointer as the old pointer type.
5670 2007-04-30 Francois-Xavier Coudert <coudert@clipper.ens.fr>
5672 * doc/trouble.texi (Interoperation): Remove note about Ultrix
5675 2007-04-29 Zdenek Dvorak <dvorakz@suse.cz>
5677 PR rtl-optimization/31676
5678 * df-scan.c (record_nonlocal_goto_receiver_defs): New function.
5679 (df_refs_record): Call it.
5681 2007-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
5683 * rtl.def (SS_ABS): New code.
5684 * config/bfin/bfin.c (print_operand): New modifier 'v'.
5685 (enum bfin_builtins): Add BFIN_BUILTIN_SUM_2X16, BFIN_BUILTIN_ABS_1x32,
5686 BFIN_BUILTIN_ROUND_1x32, BFIN_BUILTIN_MULT_1x32x32,
5687 BFIN_BUILTIN_MULT_1x32x32NS, BFIN_BUILTIN_SSASHIFT_1x32.
5688 (bfin_init_builtins): Define them.
5689 (bdesc_1arg, bdesc_2arg): Add some of them here, ...
5690 (bfin_expand_builtin): ... and handle the others here.
5691 * config/bfin/bfin.md (ssabssi2, ssroundsi2, ssashiftsi3,
5692 flag_mul_macv2hi_parts_acconly_andcc0): New patterns.
5693 (ss_absv2hi2): Renamed from absv2hi; use ss_abs code.
5694 (ssashiftv2hi3, ssashifthi3, lshiftv2hi3, lshifthi3): Shift count
5695 operand is only HImode.
5697 2007-04-29 Steven Bosscher <steven@gcc.gnu.org>
5699 * regclass.c (scan_one_insn): Remove splitting of
5702 2007-04-28 Sandra Loosemore <sandra@codesourcery.com>
5703 Nigel Stephens <nigel@mips.com>
5705 * config/mips/mips.h (SLOW_BYTE_ACCESS): Turn off for MIPS16.
5707 2007-04-28 Jan Hubicka <jh@suse.cz>
5709 * config/alpha/alpha.c (alpha_output_mi_thunk_osf): Use
5710 insn_locators_alloc instead of insn_locators_initialize;
5711 call reset_block_changes.
5712 * config/sparc/sparc.c (sparc_output_mi_thunk): Likewise.
5713 * config/sh/sh.c (sparc_output_mi_thunk): Likewise.
5714 * config/is64/ia64.c (ia64_output_mi_thunk): Likewise.
5715 * config/rs6000/rs6000.c (rs6000_output_mi_thunk): Likewise.
5716 * config/score/score.c (th_output_mi_thunk): Likewise.
5717 * config/mips/mips.c (mips_output_mi_thunk): Likewise.
5718 * cfglyaout.c (set_curr_insn_source_location, set_curr_insn_block):
5719 tolerate uninitialized locator info.
5722 * function.c (init_function_start): Don't init line number info.
5723 (expand_function_end): Update.
5724 (reset_block_changes, record_block_change, finalize_block_changes,
5725 check_block_change, free_block_changes): Kill.
5726 * function.h (reset_block_changes, record_block_change,
5727 finalize_block_changes, check_block_change, free_block_changes): Remove
5729 (struct function): Remove ib_boundaries_block.
5730 * emit-rtl.c (make_insn_raw, make_jump_insn_raw, make_call_insn_raw):
5731 Use curr_insn_locator to initialize locator.
5732 (emit_line_note): Remove.
5733 * cfgexpand.c (expand_gimple_cond_expr): Update.
5734 (construct_exit_block): Likewise.
5735 (tree_expand_cfg): Initialize/finalize locators.
5736 * expr.c (expand_expr_real): Update.
5737 * cfglayout.c (line_locators_locs, line_locators_lines,
5738 file_locators_locs, file_locators_files): Remove.
5739 (set_block_levels): Move to cfgexpand.c.
5740 (insn_locators_initialize): Remove.
5741 (pass_insn_locators_initialize): Remove.
5742 (locations_locators_locs, locations_locators_vals): New static vars.
5743 (curr_location, last_location, curr_block, last_block, curr_rtl_loc):
5745 (insn_locators_alloc, insn_locators_finalize,
5746 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
5748 (locator_location): New.
5749 (locator_line, locator_file): Rewrite.
5750 * rtl.h (emit_line_note): Kill.
5751 (insn_locators_alloc, insn_locators_finalize,
5752 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
5754 * tree-inline.c (initialize_cfun): Do not initialize
5755 ib_boundaries_block.
5756 * passes.c (pass_insn_locators_initialize): Remove.
5758 2007-04-28 Zdenek Dvorak <dvorakz@suse.cz>
5760 * tree-cfg.c (move_block_to_fn): Release bb from dominance
5761 info. Update last_basic_block correctly.
5763 2007-04-27 Kaz Kojima <kkojima@gcc.gnu.org>
5766 * config/sh/sh.c (output_stack_adjust): Avoid using the frame
5767 register itself to hold the offset constant. Tell flow the use
5768 of r4 and r5 when they are used.
5770 2007-04-27 Richard Guenther <rguenther@suse.de>
5772 * tree-ssa-forwprop.c (forward_propagate_into_cond): Keep track
5773 if we simplified anything.
5774 (tree_ssa_forward_propagate_single_use_vars): Defer overflow
5775 warnings until we did a simplification and the stmt was not
5776 marked as TREE_NO_WARNING.
5778 2007-04-27 Mike Stump <mrs@apple.com>
5780 * config/rs6000/darwin.h (ALWAYS_PUSH_CONSTS_USING_REGS_P): Remove.
5782 2007-04-27 Ian Lance Taylor <iant@google.com>
5785 * tree.c (build_distinct_type_copy): If TYPE_MIN_VALUE or
5786 TYPE_MAX_VALUE exist, convert them to the new type.
5788 2007-04-27 Zdenek Dvorak <dvorakz@suse.cz>
5790 * tree-cfgcleanup.c (cleanup_tree_cfg): Verify dominance info
5791 if it claims to be available.
5792 * tree-ssa-dce.c (remove_dead_stmt): Mark cfg as altered when
5794 (perform_tree_ssa_dce): Always free postdominators.
5796 2007-04-27 Richard Henderson <rth@redhat.com>
5798 * config/alpha/predicates.md (aligned_memory_operand): Mark
5799 as define_special_predicate.
5800 (unaligned_memory_operand, normal_memory_operand): Likewise.
5801 (reg_or_unaligned_mem_operand): Remove.
5802 (any_memory_operand): Match the documentation and check for
5803 non-renumbered pseudos during reload.
5804 * config/alpha/alpha.c (alpha_secondary_reload): Rename from
5805 alpha_secondary_reload_class, update to new interface, make static.
5806 Handle CQImode like HImode. Remove FP subreg check.
5807 (alpha_expand_mov): Use replace_equiv_address.
5808 (alpha_expand_mov_nobwx): Use any_memory_operand.
5809 (TARGET_SECONDARY_RELOAD): New.
5810 * config/alpha/alpha.h (SECONDARY_INPUT_RELOAD_CLASS): Remove.
5811 (SECONDARY_OUTPUT_RELOAD_CLASS): Remove.
5812 * config/alpha/sync.md (I12MODE, I48MODE, modesuffix): Move ...
5813 * config/alpha/alpha.md: ... here.
5814 (RELOAD12, reloadmode): New.
5816 (reload_in<RELOAD12>): Macro-ize from reload_inqi, reload_inhi.
5817 Don't handle the aligned case here.
5818 (reload_out<RELOAD12>): Macro-ize from reload_outqi, reload_outhi.
5819 (reload_in<I12MODE>_aligned): Macro-ize from reload_inqi_help,
5820 reload_inhi_help. Don't expect a scratch register.
5821 (reload_out<I12MODE>_aligned): Macro-ize from reload_outqi_help,
5823 * config/alpha/alpha-protos.h (alpha_secondary_reload_class): Remove.
5825 2007-04-27 Richard Guenther <rguenther@suse.de>
5827 * tree-ssa-forwprop.c (get_prop_dest_stmt): Fix comment typo.
5829 2007-04-27 Richard Guenther <rguenther@suse.de>
5831 PR tree-optimization/30965
5832 PR tree-optimization/30978
5833 * Makefile.in (tree-ssa-forwprop.o): Depend on $(FLAGS_H).
5834 * tree-ssa-forwprop.c (forward_propagate_into_cond_1): Remove.
5835 (find_equivalent_equality_comparison): Likewise.
5836 (simplify_cond): Likewise.
5837 (get_prop_source_stmt): New helper.
5838 (get_prop_dest_stmt): Likewise.
5839 (can_propagate_from): Likewise.
5840 (remove_prop_source_from_use): Likewise.
5841 (combine_cond_expr_cond): Likewise.
5842 (forward_propagate_comparison): New function.
5843 (forward_propagate_into_cond): Rewrite to use fold for
5845 (tree_ssa_forward_propagate_single_use_vars): Call
5846 forward_propagate_comparison to propagate comparisons.
5848 2007-04-27 Richard Guenther <rguenther@suse.de>
5850 PR tree-optimization/31715
5851 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Make
5852 sure to do computation on the offset in an appropriate
5855 2007-04-27 Richard Sandiford <richard@codesourcery.com>
5857 * reload.h (elimination_target_reg_p): Declare.
5858 * reload.c (find_reloads): Don't apply the reg_rtx move
5859 optimization if the SET_DEST satisfies elimination_target_reg_p.
5860 * reload1.c (elimination_target_reg_p): New function.
5861 (gen_reload): In the move/add2 fallback, make sure that op0
5862 does not overlap the destination register.
5864 2007-04-27 Zdenek Dvorak <dvorakz@suse.cz>
5866 * tree-ssa-loop-im.c (determine_invariantness_stmt): Attempt to
5867 transform only GIMPLE_MODIFY_STMTs.
5868 * tree-complex.c (expand_complex_operations_1): Ditto.
5869 (expand_complex_div_wide): Do not create gotos in COND_EXPR branches.
5870 * tree-ssa-loop-manip.c (build_if_stmt): Removed.
5871 (tree_transform_and_unroll_loop): Do not create gotos in COND_EXPR
5873 * value-prof.c (tree_divmod_fixed_value, tree_mod_pow2,
5874 tree_mod_subtract, tree_ic, tree_stringop_fixed_value): Ditto.
5875 * omp-low.c (expand_parallel_call, expand_omp_for_generic,
5876 expand_omp_for_static_chunk, expand_omp_for_static_nochunk): Ditto.
5877 * tree-vectorizer.c (slpeel_make_loop_iterate_ntimes,
5878 slpeel_add_loop_guard): Ditto.
5879 * tree-mudflap.c (mf_build_check_statement_for): Ditto.
5880 * lambda-code.c (perfect_nestify): Ditto.
5881 * tree-iterator.c (tsi_split_statement_list_before): Fix splitting
5882 before the first statement.
5883 * tree-optimize.c (execute_free_datastructures): Fix comments.
5884 (execute_free_cfg_annotations): Do not call disband_implicit_edges.
5885 * tree-flow.h (disband_implicit_edges): Declaration removed.
5886 * tree-cfg.c (make_cond_expr_edges): Remove gotos from COND_EXPR
5888 (cleanup_dead_labels, tree_redirect_edge_and_branch): Handle COND_EXPRs
5890 (disband_implicit_edges, has_label_p): Removed.
5891 (tree_verify_flow_info): Verify that COND_EXPR branches are empty.
5892 (tree_lv_add_condition_to_bb): Do not create gotos in COND_EXPR
5894 * tree.c (build3_stat): Mark COND_EXPRs used as statements as having
5896 * tree-pretty-print.c (dump_implicit_edges): Dump implicit edges
5897 also for COND_EXPRs.
5898 * cfgexpand.c (label_rtx_for_bb): New function.
5899 (expand_gimple_cond_expr): Do not expect gotos in COND_EXPR branches.
5900 Use label_rtx_for_bb to find the labels.
5901 (expand_gimple_basic_block): Remove RETURN_EXPR at the end of the
5902 last block. Detect fallthru edges.
5904 2007-04-26 Ian Lance Taylor <iant@google.com>
5907 * reload.c (find_reloads_subreg_address): If the address was valid
5908 in the original mode but not in the new mode, reload the whole
5911 2007-04-27 Zdenek Dvorak <dvorakz@suse.cz>
5913 * tree-cfgcleanup.c (cfgcleanup_altered_bbs): New global variable.
5914 (remove_fallthru_edge): Use remove_edge_and_dominated_blocks.
5915 (cleanup_control_expr_graph): Do not invalidate dominance info.
5916 Record altered blocks.
5917 (cleanup_control_flow, cleanup_forwarder_blocks): Removed.
5918 (cleanup_control_flow_bb, split_bbs_on_noreturn_calls,
5919 cleanup_tree_cfg_bb): New functions.
5920 (remove_forwarder_block): Do not maintain the worklist of blocks.
5921 Record altered blocks.
5922 (cleanup_tree_cfg_1): Iterate over cfgcleanup_altered_bbs,
5924 (cleanup_tree_cfg): Do not iterate cleanup_tree_cfg_1. Only call
5925 delete_unreachable_blocks if dominators are not available.
5926 * tree-inline.c (optimize_inline_calls): Free dominance information
5928 * tree-flow.h (remove_edge_and_dominated_blocks,
5929 cfgcleanup_altered_bbs): Altered.
5930 * tree-cfg.c (replace_uses_by, tree_merge_blocks): Record altered
5932 (get_all_dominated_blocks, remove_edge_and_dominated_blocks): New
5934 (tree_purge_dead_eh_edges): Use remove_edge_and_dominated_blocks,
5935 do not invalidate dominators.
5937 2007-04-26 Anatoly Sokolov <aesok@post.ru>
5939 * config/avr/avr.c (avr_mcu_types): Add support for ATmega8HVA and
5940 ATmega16HVA devices. Move AT90USB82 device to 'avr5' architecture.
5941 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
5942 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
5944 2007-04-26 Steve Ellcey <sje@cup.hp.com>
5946 * config/ia64/ia64.md (ip_value): Fix itanium_class attribute.
5948 2007-04-26 Richard Guenther <rguenther@suse.de>
5950 PR tree-optimization/31703
5951 * tree-ssa-loop-im.c (rewrite_bittest): Make sure to use
5952 the right type for the target of the bittest.
5954 2007-04-26 Richard Sandiford <richard@codesourcery.com>
5956 * config/i386/vx-common.h (RETURN_IN_MEMORY): Use
5957 ix86_sol10_return_in_memory.
5959 2007-04-26 Richard Sandiford <richard@codesourcery.com>
5961 * config/i386/i386.c (ix86_sol10_return_in_memory): Remove unused
5964 2007-04-26 Jakub Jelinek <jakub@redhat.com>
5967 * tree-inline.c (copy_body_r): Don't touch TREE_TYPE of OMP_CLAUSE.
5969 PR tree-optimization/30558
5970 * tree-eh.c (lower_eh_filter): If EH_FILTER_MUST_NOT_THROW
5971 clear this_state.prev_try.
5973 2007-04-26 Richard Sandiford <richard@codesourcery.com>
5974 Mark Mitchell <mark@codesourcery.com>
5976 * config/i386/i386-protos.h (ix86_sol10_return_in_memory): Declare.
5977 * config/i386/i386.c (ix86_sol10_return_in_memory): New function.
5978 * config/i386/sol2-10.h (RETURN_IN_MEMORY): Use it.
5980 2007-04-26 Richard Sandiford <richard@codesourcery.com>
5983 * doc/invoke.texi (%:print-asm-header): Document.
5984 * gcc.c (asm_options): Use %:print-asm-header() for --target-help
5986 (static_spec_functions): Add print-asm-header.
5987 (main): Print a banner before the --target-help linker options.
5988 (print_asm_header_spec_function): New function.
5990 2007-04-25 Kaz Kojima <kkojima@gcc.gnu.org>
5993 * config/sh/sh.md (movsi_ie): Fix length for TARGET_SH2A.
5994 (movsf_ie): Likewise.
5996 2007-04-25 Paolo Carlini <pcarlini@suse.de>
5998 * doc/extend.texi ([Type Traits]): Adjust per N2255.
6000 2007-04-25 Bob Wilson <bob.wilson@acm.org>
6002 * config/xtensa/lib1funcs.asm (__udivsi3, __divsi3): Throw an exception
6004 (__umodsi3, __modsi3): Likewise.
6006 2007-04-25 Dirk Mueller <dmueller@suse.de>
6008 * c-typeck.c (build_compound_expr): Annotate warning()
6009 call with OPT_Wunused_value.
6010 * tree-ssa.c (warn_uninit): Annotate warning with
6012 * c-common.c (handle_sentinel_attribute): Annotate warning
6013 call with OPT_Wattributes.
6015 2007-04-25 Thiemo Seufer <ths@mips.com>
6017 * config/mips/mips.opt (mdmx, mmt, mno-mdmx): New options.
6019 * config/mips/mips.h (ASM_SPEC): Pass -mmt/-mno-mt and -mdmx/-mno-mdmx
6020 on to the assembler. Improve handling of -mno-mips16. Add handling
6021 of -mno-mips3d, -mno-dsp, -mno-dspr2.
6022 * doc/invoke.texi (MIPS Options): Whitespace cleanup. Fix wrong use
6023 of @itemx. Document -mno-dsp, -mno-dspr2, -mno-paired-single, -mdmx,
6024 -mno-mdmx, -mno-mips3d, -mmt and -mno-mt.
6026 2007-04-25 Danny Smith <dannysmith.users.sourceforge.net>
6029 * config/i386/winnt.c (i386_pe_file_end): Strip only
6030 USER_LABEL_PREFIX when writing export name.
6032 2007-04-25 Richard Sandiford <richard@codesourcery.com>
6034 * config.gcc (sh-wrs-vxworks): Don't include dbxelf.h. Include
6035 sh/elf.h, vx-common.h and vxworks.h.
6036 * config/sh/sh.h: Include config/vxworks-dummy.h.
6037 (SUBTARGET_OVERRIDE_OPTIONS): Define.
6038 (OVERRIDE_OPTIONS): Use it.
6039 * config/sh/sh.md (GOTaddr2picreg): Add suport for VxWorks RTPs.
6040 (vxworks_picreg): New pattern.
6041 * config/sh/vxworks.h (TARGET_OS_CPP_BUILTINS): Use
6042 VXWORKS_OS_CPP_BUILTINS.
6043 (LIB_SPEC, LINK_SPEC, STARTFILE_SPEC, ENDFILE_SPEC): Redefine
6044 to their VXWORKS_* equivalents.
6045 (SUBTARGET_OVERRIDE_OPTIONS, SUBTARGET_CPP_SPEC): Define.
6046 (SUBTARGET_LINK_EMUL_SUFFIX, FUNCTION_PROFILER): Define.
6047 * config/sh/lib1funcs.asm (NO_FPSCR_VALUES): Define for VxWorks PIC.
6048 (set_fpscr, ic_invalidate): Add VxWorks PIC sequences.
6049 * config/sh/t-vxworks (MULTILIB_OPTIONS): Add m4a, -mrtp and
6050 -mrtp/-fPIC multilibs.
6051 (MULTILIB_EXCEPTIONS): Generalize globs accordingly.
6052 (MULTILIB_MATCHES, EXTRA_MULTILIB_PARTS): Define.
6053 (MULTILIB_OSDIRNAMES): Delete.
6055 2007-04-25 Anatoly Sokolov <aesok@post.ru>
6058 * config/avr/avr.h (ASM_OUTPUT_ALIGN): Redefine.
6060 2007-04-24 Brooks Moses <brooks.moses@codesourcery.com>
6062 * real.c (mpfr_from_real): Handle Inf and NaN, and allow the
6063 rounding mode to be specified by the caller.
6064 (real_to_mpfr) Likewise.
6065 * real.h: Update mpfr_from_real, mpfr_to_real prototypes to
6066 include new arguments.
6067 * builtins.c: Update mpfr_from_real, mpfr_to_real calls.
6069 2007-04-24 Ian Lance Taylor <iant@google.com>
6071 PR tree-optimization/31605
6072 * tree-vrp.c (set_value_range): Check that min and max are not
6073 both overflow infinities.
6074 (set_value_range_to_value): New static function.
6075 (extract_range_from_binary_expr): Call set_value_range_to_value.
6076 (extract_range_from_cond_expr): Likewise.
6077 (extract_range_from_expr): Likewise.
6078 (extract_range_from_unary_expr): Likewise. Don't create a range
6079 which overflows on both sides.
6080 (vrp_meet): Check for a useless range.
6081 (vrp_visit_phi_node): If we see a constant which looks like an
6082 overflow infinity, turn off the TREE_OVERFLOW flag.
6084 2007-04-24 Ian Lance Taylor <iant@google.com>
6086 * flow.c (elim_reg_cond): Handle a comparison of a subreg.
6088 2007-04-24 Simon Martin <simartin@users.sourceforge.net>
6091 * tree-pass.h (TDF_DIAGNOSTIC): New dump control to specify that a
6092 diagnostic message is being built.
6093 * tree-pretty-print.c (dump_generic_node): Only write the
6094 formatted text into BUFFER's stream if we are not building a
6096 * toplev.c (default_tree_printer): Pass TDF_DIAGNOSTIC to
6098 * Makefile.in (toplev.o): Depend on tree-pass.h.
6100 2007-04-24 Ian Lance Taylor <iant@google.com>
6102 PR tree-optimization/31602
6103 * tree-ssa-loop-ch.c (copy_loop_headers): Set TREE_NO_WARNING for
6104 conditionals in the copied loop header.
6105 * tree-cfg.c (fold_cond_expr_cond): Don't issue undefined overflow
6106 warnings if TREE_NO_WARNING is set.
6107 * doc/invoke.texi (Warning Options): Clarify that
6108 -Wstrict-overflow does not warn about loops.
6110 2007-04-24 Janis Johnson <janis187@us.ibm.com>
6112 * config/rs6000/rs6000.c (function_arg_advance): For 32-bit ELF ABI,
6113 expand on the comment about _Decimal128 arguments and check the
6114 integer result of the modulus operation; for 64-bit ELF ABI, ensure
6115 that _Decimal128 argument uses even/odd register pair.
6116 (function_arg): Ditto.
6118 2007-04-24 Hui-May Chang <hm.chang@apple.com>
6120 * reload1.c (merge_assigned_reloads) : Do not merge a RELOAD_OTHER
6121 instruction with a RELOAD_FOR_OPERAND_ADDRESS instruction.
6123 2007-04-24 Richard Guenther <rguenther@suse.de>
6124 Olga Golovanevsky <olga@il.ibm.com>
6126 * fold-const.c (multiple_of_p): Check for bottom
6129 2007-04-24 Richard Henderson <rth@redhat.com>
6131 * libgcc2.h (AVOID_FP_TYPE_CONVERSION): Rename from
6132 IS_IBM_EXTENDED. Also define in terms of WIDEST_HARDWARE_FP_SIZE.
6133 * libgcc2.c (__floatdisf): Avoid double-word arithmetic when
6134 looking for non-zero bits shifted out. Avoid a recursive call
6135 when constructing the scalar.
6136 (__floatundisf): Likewise.
6138 2007-04-24 Nathan Froyd <froydnj@codesourcery.com>
6140 * dwarf2out.c (field_byte_offset): Move the existing logic
6141 under the control of PCC_BITFIELD_TYPE_MATTERS and just use
6142 the bit offset of the field if !PCC_BITFIELD_TYPE_MATTERS.
6144 2007-04-24 Andreas Krebbel <krebbel1@de.ibm.com>
6147 * config/s390/s390.c (s390_expand_setmem): Don't ICE for constant length
6148 argument of 0 for memset.
6149 (s390_expand_movmem, s390_expand_setmem, s390_expand_cmpmem): Use
6150 unsigned shift instead of the signed variant.
6152 2007-04-24 Andreas Krebbel <krebbel1@de.ibm.com>
6154 * config/s390/s390.md ("*cmp<mode>_ccs_0_ibm", "*cmp<mode>_ccs_ibm",
6155 "fix_trunc<BFP:mode><GPR:mode>2_ieee", "fix_truncdfsi2_ibm",
6156 "floatsidf2_ibm", "floatsisf2", "truncdfsf2_ieee", "truncdfsf2_ibm",
6157 "*trunctfdf2_ieee", "*trunctfdf2_ibm", "*trunctfsf2_ieee",
6158 "*trunctfsf2_ibm", "extendsfdf2_ieee", "extendsfdf2_ibm",
6159 "*extenddftf2_ieee", "*extenddftf2_ibm", "*extendsftf2_ieee",
6160 "*extendsftf2_ibm", "*add<mode>3", "*add<mode>3_ibm", "*sub<mode>3_ibm",
6161 "*mul<mode>3", "*mul<mode>3_ibm", "*div<mode>3", "*div<mode>3_ibm",
6162 "*neg<mode>2_ibm", "*abs<mode>2_ibm"): Insn definitions removed.
6163 ("fix_trunc<BFP:mode><GPR:mode>2_bfp", "floatsi<mode>2",
6164 "truncdfsf2", "trunctf<mode>2", "add<mode>3", "sub<mode>3",
6165 "mul<mode>3", "div<mode>3"): Insn definitions added.
6166 ("fixuns_trunc<BFP:mode><GPR:mode>2", "fix_trunc<mode>di2",
6167 "fix_trunc<mode>si2"): gen_fix_trunc<BFP:mode><GPR:mode>2_ieee renamed
6168 to gen_fix_trunc<BFP:mode><GPR:mode>2_bfp.
6169 ("fix_truncdfsi2", "floatsitf2", "truncdfsf2", "trunctfdf2",
6170 "trunctfsf2", "extendsfdf2", "extenddftf2", "extendsftf2", "add<mode>3",
6171 "sub<mode>3", "mul<mode>3", "div<mode>3"): Expander removed.
6172 ("fix_trunc<mode>si2", "extend<DSF:mode><BFP:mode>2"): Expander added.
6173 * config/s390/s390.h (TARGET_IBM_FLOAT, TARGET_IEEE_FLOAT,
6174 TARGET_FLOAT_FORMAT): Macro definitions removed.
6175 (FP_REGNO_P): No special case for !TARGET_IEEE_FLOAT anymore.
6176 * config/s390/s390.c (struct processor_costs, z900_cost, z990_cost,
6177 z9_109_cost): Remove fields for hexfloat instructions: dxr, ddr and der.
6178 (s390_rtx_costs): Remove !TARGET_IEEE_FLOAT special branches.
6179 (s390_gen_rtx_const_DI): Function removed.
6180 * config/s390/s390-protos.h (s390_gen_rtx_const_DI): Prototype removed.
6182 2007-04-24 Richard Sandiford <richard@codesourcery.com>
6184 * optabs.c (set_conv_libfunc): Prefer libgcc2's __ffsMM2 functions
6185 over an external ffs function.
6187 2007-04-24 Chao-ying Fu <fu@mips.com>
6188 Richard Sandiford <richard@nildram.co.uk>
6190 * doc/md.texi (madd@var{m}@var{n}4, umadd@var{m}@var{n}4): Document.
6191 * optabs.h (OTI_smadd_widen, OTI_umadd_widen): New optab_indexes.
6192 (smadd_widen_optab, umadd_widen_optab): Define.
6193 * optabs.c (init_optabs): Initialize smadd_widen_optab and
6195 * genopinit.c (optabs): Fill in smadd_widen_optab and
6197 * expr.c (expand_expr_real_1): Try to use smadd_widen_optab
6198 and umadd_widen_optab to implement multiply-add sequences.
6199 * config/mips/mips.md (*<su>mul_acc_di): Rename to...
6200 (<u>maddsidi4): ...this. Extend condition to include
6201 GENERATE_MADD_MSUB and TARGET_DSPR2. Change the constraint
6202 of operand 0 to "ka" and use the three-operand form of madd<u>
6204 * config/mips/mips-dspr2.md (mips_madd, mips_maddu): Convert
6206 * config/mips/constraints.md (ka): New register constraint.
6208 2007-04-24 Jan Hubicka <j@suse.cz>
6212 2007-04-23 Jan Hubicka <jh@suse.cz>
6213 * function.c (init_function_start): Don't init line number info.
6214 (expand_function_end): Update.
6215 (reset_block_changes, record_block_change, finalize_block_changes,
6216 check_block_change, free_block_changes): Kill.
6217 * function.h (reset_block_changes, record_block_change,
6218 finalize_block_changes, check_block_change, free_block_changes): Remove
6220 (struct function): Remove ib_boundaries_block.
6221 * emit-rtl.c (make_insn_raw, make_jump_insn_raw, make_call_insn_raw):
6222 Use curr_insn_locator to initialize locator.
6223 (emit_line_note): Remove.
6224 * cfgexpand.c (expand_gimple_cond_expr): Update.
6225 (construct_exit_block): Likewise.
6226 (tree_expand_cfg): Initialize/finalize locators.
6227 * expr.c (expand_expr_real): Update.
6228 * cfglayout.c (line_locators_locs, line_locators_lines,
6229 file_locators_locs, file_locators_files): Remove.
6230 (set_block_levels): Move to cfgexpand.c.
6231 (insn_locators_initialize): Remove.
6232 (pass_insn_locators_initialize): Remove.
6233 (locations_locators_locs, locations_locators_vals): New static vars.
6234 (curr_location, last_location, curr_block, last_block, curr_rtl_loc):
6236 (insn_locators_alloc, insn_locators_finalize,
6237 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
6239 (locator_location): New.
6240 (locator_line, locator_file): Rewrite.
6241 * rtl.h (emit_line_note): Kill.
6242 (insn_locators_alloc, insn_locators_finalize,
6243 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
6245 * tree-inline.c (initialize_cfun): Do not initialize
6246 ib_boundaries_block.
6247 * passes.c (pass_insn_locators_initialize): Remove.
6249 2007-04-24 Daniel Franke <franke.daniel@gmail.com>
6251 * doc/invoke.texi: Removed leading '-' from option index entries.
6253 2007-04-23 Zdenek Dvorak <dvorakz@suse.cz>
6255 * tree-phinodes.c (reserve_phi_args_for_new_edge, remove_phi_node):
6257 (create_phi_node): Use set_phi_nodes.
6258 * omp-low.c (expand_omp_parallel): Use bb_stmt_list.
6259 * tree-if-conv.c (process_phi_nodes): Use set_phi_nodes.
6260 (combine_blocks): Use bb_stmt_list and set_bb_stmt_list.
6261 * tree-flow-inline.h (phi_nodes, set_phi_nodes,
6262 (bsi_start, bsi_last): Use bb_stmt_list.
6263 (phi_nodes_ptr, bb_stmt_list, set_bb_stmt_list): New functions.
6264 * cfgexpand.c (expand_gimple_basic_block): Use bb_stmt_list.
6265 Traverse the statements using tsi iterator.
6266 * basic-block.h (struct basic_block_def): Fields stmt_list
6267 and phi_nodes moved to ...
6268 (struct tree_bb_info): ... new structure.
6269 * tree-cfg.c (create_bb): Allocate il.tree. Use set_bb_stmt_list.
6270 (tree_merge_blocks): Use bb_stmt_list and set_bb_stmt_list.
6271 (remove_bb): Handle blocks with NULL stmt list. Clear il.tree field.
6272 (tree_verify_flow_info): Verify that il.tree is not set for
6273 entry and exit block.
6274 (tree_split_block): Use set_bb_stmt_list.
6276 2007-04-23 Mike Stump <mrs@apple.com>
6278 * config/i386/i386.c (ix86_tune_features
6279 [X86_TUNE_DEEP_BRANCH_PREDICTION]: Prefer call over thunks on
6282 2007-04-23 H.J. Lu <hongjiu.lu@intel.com>
6284 * config/i386/i386.md (prefix_extra): New attribute.
6285 (length): Add prefix_extra.
6287 * onfig/i386/sse.md (sse2_movdqu): Set prefix_data16.
6288 (sse2_movntv2di): Likewise.
6289 (sse2_cvtps2dq): Likewise.
6290 (sse2_cvtpd2pi): Likewise.
6291 (sse2_cvttpd2pi): Likewise.
6292 (*sse2_cvtpd2ps): Likewise.
6293 (*add<mode>3): Likewise.
6294 (sse2_ssadd<mode>3): Likewise.
6295 (sse2_usadd<mode>3): Likewise.
6296 (*sub<mode>3): Likewise.
6297 (sse2_sssub<mode>3): Likewise.
6298 (sse2_ussub<mode>3): Likewise.
6299 (*mulv8hi3): Likewise.
6300 (*smulv8hi3_highpart): Likewise.
6301 (*umulv8hi3_highpart): Likewise.
6302 (sse2_umulv2siv2di3): Likewise.
6303 (sse2_pmaddwd): Likewise.
6304 (ashr<mode>3): Likewise.
6305 (lshr<mode>3): Likewise.
6306 (ashl<mode>3): Likewise.
6307 (sse2_ashlti3): Likewise.
6308 (sse2_lshrti3): Likewise.
6309 (*umaxv16qi3): Likewise.
6310 (*smaxv8hi3): Likewise.
6311 (*uminv16qi3): Likewise.
6312 (*sminv8hi3): Likewise.
6313 (sse2_eq<mode>3): Likewise.
6314 (sse2_gt<mode>3): Likewise.
6315 (*and<mode>3): Likewise.
6316 (sse2_nand<mode>3): Likewise.
6317 (*ior<mode>3): Likewise.
6318 (*xor<mode>3): Likewise.
6319 (sse2_packsswb): Likewise.
6320 (sse2_packssdw): Likewise.
6321 (sse2_packuswb): Likewise.
6322 (sse2_punpckhbw): Likewise.
6323 (sse2_punpcklbw): Likewise.
6324 (sse2_punpckhwd): Likewise.
6325 (sse2_punpcklwd): Likewise.
6326 (sse2_punpckhdq): Likewise.
6327 (sse2_punpckldq): Likewise.
6328 (sse2_punpckhqdq): Likewise.
6329 (sse2_punpcklqdq): Likewise.
6330 (*sse2_pinsrw): Likewise.
6331 (*sse2_pextrw): Likewise.
6332 (sse2_pshufd_1): Likewise.
6333 (sse2_uavgv16qi3): Likewise.
6334 (sse2_uavgv8hi3): Likewise.
6335 (sse2_psadbw): Likewise.
6336 (sse2_pmovmskb): Likewise.
6337 (*sse2_maskmovdqu): Likewise.
6338 (*sse2_maskmovdqu_rex64): Likewise.
6339 (sse4a_extrqi): Likewise.
6340 (sse4a_extrq): Likewise.
6341 (sse3_lddqu): Set prefix_rep.
6342 (sse3_addsubv4sf3): Likewise.
6343 (sse3_haddv4sf3): Likewise.
6344 (sse3_hsubv4sf3): Likewise.
6345 (sse_cvtss2si): Likewise.
6346 (sse_cvtss2si_2): Likewise.
6347 (sse_cvtss2siq): Likewise.
6348 (sse_cvtss2siq_2): Likewise.
6349 (sse_cvttss2si): Likewise.
6350 (sse_cvttss2siq): Likewise.
6351 (sse2_cvttps2dq): Likewise.
6352 (sse3_movshdup): Likewise.
6353 (sse3_movsldup): Likewise.
6354 (sse2_cvtsd2si): Likewise.
6355 (sse2_cvtsd2si_2): Likewise.
6356 (sse2_cvtsd2siq): Likewise.
6357 (sse2_cvtsd2siq_2): Likewise.
6358 (sse2_cvttsd2si): Likewise.
6359 (sse2_cvttsd2siq): Likewise.
6360 (*sse2_cvtpd2dq): Likewise.
6361 (*sse2_cvttpd2dq): Likewise.
6362 (sse2_pshuflw_1): Likewise.
6363 (sse2_pshufhw_1): Likewise.
6364 (sse4a_insertqi): Likewise.
6365 (sse4a_insertq): Likewise.
6366 (ssse3_phaddwv8hi3): Set prefix_data16 and prefix_extra.
6367 (ssse3_phadddv4si3): Likewise.
6368 (ssse3_phaddswv8hi3): Likewise.
6369 (ssse3_phsubwv8hi3): Likewise.
6370 (ssse3_phsubdv4si3): Likewise.
6371 (ssse3_phsubswv8hi3): Likewise.
6372 (ssse3_pmaddubswv8hi3): Likewise.
6373 (ssse3_pmulhrswv8hi3): Likewise.
6374 (ssse3_pshufbv16qi3): Likewise.
6375 (ssse3_psign<mode>3): Likewise.
6376 (ssse3_palignrti): Likewise.
6377 (abs<mode>2): Likewise.
6378 (ssse3_phaddwv4hi3): Set prefix_extra.
6379 (ssse3_phadddv2si3): Likewise.
6380 (ssse3_phaddswv4hi3): Likewise.
6381 (ssse3_phsubwv4hi3): Likewise.
6382 (ssse3_phsubdv2si3): Likewise.
6383 (ssse3_phsubswv4hi3): Likewise.
6384 (ssse3_pmaddubswv4hi3): Likewise.
6385 (ssse3_pmulhrswv4hi3): Likewise.
6386 (ssse3_pshufbv8qi3): Likewise.
6387 (ssse3_psign<mode>3): Likewise.
6388 (ssse3_palignrdi): Likewise.
6389 (abs<mode>2): Likewise.
6390 (sse2_cvtdq2ps): Set mode to V4SF instead of V2DF.
6391 (*vec_dupv2df): Set mode to V2DF instead of V4SF.
6392 (sse2_pmovmskb): Set mode to SI instead of V2DF.
6394 2007-04-23 Nick Clifton <nickc@redhat.com>
6396 * params.def: Fix formatting of emacs local variables.
6398 2007-04-23 H.J. Lu <hongjiu.lu@intel.com>
6400 * config/i386/sse.md (sse2_stored): Don't split to inter-unit
6401 move if inter-unit move isn't allowed.
6402 Don't split moving the first element of V2DI to DI to inter-unit
6403 move if inter-unit move isn't allowed.
6405 2007-04-23 Richard Guenther <rguenther@suse.de>
6407 * tree-ssa-sink.c (execute_sink_code): Calculate CDI_DOMINATORS
6408 and CDI_POST_DOMINATORS separately.
6410 2007-04-23 Nick Clifton <nickc@redhat.com>
6412 * c.opt (Wformat-contains-nul): Add warning attribute.
6414 2007-04-23 Jan Hubicka <jh@suse.cz>
6416 * function.c (init_function_start): Don't init line number info.
6417 (expand_function_end): Update.
6418 (reset_block_changes, record_block_change, finalize_block_changes,
6419 check_block_change, free_block_changes): Kill.
6420 * function.h (reset_block_changes, record_block_change,
6421 finalize_block_changes, check_block_change, free_block_changes): Remove
6423 (struct function): Remove ib_boundaries_block.
6424 * emit-rtl.c (make_insn_raw, make_jump_insn_raw, make_call_insn_raw):
6425 Use curr_insn_locator to initialize locator.
6426 (emit_line_note): Remove.
6427 * cfgexpand.c (expand_gimple_cond_expr): Update.
6428 (construct_exit_block): Likewise.
6429 (tree_expand_cfg): Initialize/finalize locators.
6430 * expr.c (expand_expr_real): Update.
6431 * cfglayout.c (line_locators_locs, line_locators_lines,
6432 file_locators_locs, file_locators_files): Remove.
6433 (set_block_levels): Move to cfgexpand.c.
6434 (insn_locators_initialize): Remove.
6435 (pass_insn_locators_initialize): Remove.
6436 (locations_locators_locs, locations_locators_vals): New static vars.
6437 (curr_location, last_location, curr_block, last_block, curr_rtl_loc):
6439 (insn_locators_alloc, insn_locators_finalize,
6440 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
6442 (locator_location): New.
6443 (locator_line, locator_file): Rewrite.
6444 * rtl.h (emit_line_note): Kill.
6445 (insn_locators_alloc, insn_locators_finalize,
6446 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
6448 * tree-inline.c (initialize_cfun): Do not initialize
6449 ib_boundaries_block.
6450 * passes.c (pass_insn_locators_initialize): Remove.
6452 2007-04-22 Andrew Pinski <andrew_pinski@playstation.sony.com>
6455 * expr.c (reduce_to_bit_field_precision): Handle
6458 2007-04-22 Uros Bizjak <ubizjak@gmail.com>
6460 PR tree-optimization/24659
6461 * optabs.h (enum optab_index) [OTI_vec_unpacks_hi,
6462 OTI_vec_unpacks_lo]: Update comment to mention floating point operands.
6463 (vec_pack_trunc_optab): Rename from vec_pack_mod_optab.
6464 * genopinit.c (optabs): Rename vec_pack_mod_optab
6465 to vec_pack_trunc_optab.
6466 * tree-vect-transform.c (vectorizable_type_demotion): Do not fail
6467 early for scalar floating point operands for NOP_EXPR.
6468 (vectorizable_type_promotion): Ditto.
6469 * optabs.c (optab_for_tree_code) [VEC_PACK_TRUNC_EXPR]: Return
6470 vec_pack_trunc_optab.
6471 (expand_binop): Rename vec_float_trunc_optab to vec_pack_mod_optab.
6473 * tree.def (VEC_PACK_TRUNC_EXPR): Rename from VEC_PACK_MOD_EXPR.
6474 * tree-pretty-print.c (dump_generic_node) [VEC_PACK_TRUNC_EXPR]:
6475 Rename from VEC_PACK_MOD_EXPR.
6476 (op_prio) [VEC_PACK_TRUNC_EXPR]: Ditto.
6477 * expr.c (expand_expr_real_1): Ditto.
6478 * tree-inline.c (estimate_num_insns_1): Ditto.
6479 * tree-vect-generic.c (expand_vector_operations_1): Ditto.
6481 * config/i386/sse.md (vec_unpacks_hi_v4sf): New expander.
6482 (vec_unpacks_lo_v4sf): Ditto.
6483 (vec_pack_trunc_v2df): Ditto.
6484 (vec_pack_trunc_v8hi): Rename from vec_pack_mod_v8hi.
6485 (vec_pack_trunc_v4si): Rename from vec_pack_mod_v4si.
6486 (vec_pack_trunc_v2di): Rename from vec_pack_mod_v2di.
6488 * config/rs6000/altivec.md (vec_pack_trunc_v8hi): Rename from
6490 (vec_pack_trunc_v4si): Rename from vec_pack_mod_v4si.
6492 * doc/c-tree.texi (Expression trees) [VEC_PACK_TRUNC_EXPR]:
6493 Rename from VEC_PACK_MOD_EXPR. This expression also represent
6494 packing of floating point operands.
6495 [VEC_UNPACK_HI_EXPR, VEC_UNPACK_LO_EXPR]: These expression also
6496 represent unpacking of floating point operands.
6497 * doc/md.texi (Standard Names) [vec_pack_trunc]: Update documentation.
6498 [vec_unpacks_hi]: Ditto.
6499 [vec_unpacks_lo]: Ditto.
6501 2007-04-22 Jan Hubicka <jh@suse.cz>
6503 * final.c (rest_of_handle_final): Call
6504 targetm.asm_out.constructor/targetm.asm_out.destructor
6505 * cgraphunit.c (cgraph_build_static_cdtor): Don't do it here; set
6506 proper priority via decl_*_priority_insert.
6507 * c-common.c (c_expand_body): Likewise.
6509 2007-04-22 Richard Guenther <rguenther@suse.de>
6511 PR tree-optimization/29789
6512 * tree-ssa-loop-im.c (stmt_cost): Adjust cost of shifts.
6513 (rewrite_reciprocal): New helper split out from
6514 determine_invariantness_stmt.
6515 (rewrite_bittest): Likewise.
6516 (determine_invariantness_stmt): Rewrite (A >> B) & 1 to
6517 A & (1 << B) if (1 << B) is loop invariant but (A >> B)
6520 2007-04-22 Revital Eres <eres@il.ibm.com>
6522 * loop-unroll.c (var_to_expand): New field to support also
6523 insns of the form x = something + x.
6524 (analyze_insn_to_expand_var): Use it.
6525 (expand_var_during_unrolling): Likewise.
6527 2007-04-21 Zdenek Dvorak <dvorakz@suse.cz>
6529 * predict.c: Include pointer-set.h.
6530 (bb_predictions): New variable.
6531 (tree_predicted_by_p, tree_predict_edge,
6532 remove_predictions_associated_with_edge): Use bb_predictions map
6533 instead of bb->predictions.
6534 (clear_bb_predictions, assert_is_empty): New functions.
6535 (combine_predictions_for_bb): Use bb_predictions map. Call
6536 clear_bb_predictions.
6537 (tree_estimate_probability): Create and free bb_predictions map.
6538 * Makefile.in (predict.o): Add pointer-set.h dependency.
6539 * basic-block.h (struct basic_block_def): Remove predictions
6541 * cfgrtl.c (rtl_verify_flow_info_1): Do not check bb->predictions.
6543 2007-04-21 Kaz Kojima <kkojima@gcc.gnu.org>
6546 * config/sh/sh.md (length): Check if prev_nonnote_insn (insn)
6549 2007-04-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
6551 * timevar.c (timevar_print): Change reference of --disable-checking to
6552 --enable-checking=release. Also warn if assert checking is disabled.
6554 2007-04-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
6557 * c-gimplifier.c (gimplify_compound_literal_expr): Mark the
6558 decl as addressable if the compound literal was marked as
6560 Mark the decl as a gimple register if it is a complex or
6561 vector decl and does not live in memory.
6563 2007-04-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
6565 * tree.h (GIMPLE_TUPLE_P): Also true for PHI_NODEs.
6566 (GENERIC_NEXT): New function macro.
6567 (PHI_CHAIN): Use phi_node's new chain variable.
6568 (tree_phi_node): Change tree_common to tree_base
6569 and add the chain field.
6570 * tree-phinodes.c (make_phi_node): Don't set
6571 TREE_TYPE on the new node.
6572 * c-decl.c (lang_tree_node): Use GENERIC_NEXT
6573 instead of checking GIMPLE_TUPLE_P in chain_next.
6574 * tree-vect-transform.c
6575 (get_initial_def_for_induction): Look at
6576 PHI_RESULT_TREE for the type of the phi node.
6577 (update_vuses_to_preheader): Use PHI_CHAIN
6578 instead of TREE_CHAIN on the phi node.
6579 * tree-ssa-structalias.c (compute_points_to_sets):
6581 (ipa_pta_execute): Likewise.
6583 2007-04-21 Richard Guenther <rguenther@suse.de>
6586 * fold-const.c (fold_unary): Call fold_convert_const on the
6589 2007-04-21 Alexandre Oliva <aoliva@redhat.com>
6591 * gcse.c (store_killed_in_insn): Handle PARALLELs.
6592 (store_killed_in_pat): New.
6594 2007-04-20 Richard Henderson <rth@redhat.com>
6597 * config/i386/i386.c (type_has_variadic_args_p): Look for any
6598 TREE_LIST with a void_type_node value, not void_list_node exactly.
6600 2007-04-21 Douglas Gregor <doug.gregor@gmail.com>
6602 * doc/standards.texi: Re-arrange into language-specific
6603 subsections. Add a C++ section, documenting which standards we
6606 2007-04-21 Zdenek Dvorak <dvorakz@suse.cz>
6608 * tree-ssa-structalias.c (delete_points_to_sets): Free graph->complex.
6609 * tree-ssa-operands.c (finalize_ssa_vuse_ops): Free new_ops.
6611 2007-04-20 Daniel Jacobowitz <dan@codesourcery.com>
6613 * config/rs6000/sysv4.h (STARTFILE_DEFAULT_SPEC): Include
6614 ecrti.o and crtbegin.o.
6615 (LIB_DEFAULT_SPEC): Include -lc.
6616 (ENDFILE_DEFAULT_SPEC): Include crtend.o and ecrtn.o.
6618 2007-04-20 Richard Henderson <rth@redhat.com>
6621 * config/alpha/alpha.c (get_unaligned_address): Remove extra_offset
6622 argument; update all callers.
6623 (get_unaligned_offset): New.
6624 * config/alpha/alpha.md (extendqidi2, extendhidi2): Don't use
6625 get_unaligned_address, just pass on the address directly.
6626 (unaligned_extendqidi): Use gen_lowpart instead of open-coding
6627 the subreg in the helper patterns.
6628 (unaligned_extendqidi_le): Use get_unaligned_offset.
6629 (unaligned_extendqidi_be, unaligned_extendhidi_le): Likewise.
6630 (unaligned_extendhidi_be): Likewise.
6631 (unaligned_extendhidi): Tidy.
6632 * config/alpha/alpha-protos.h: Update.
6634 2007-04-20 Richard Henderson <rth@redhat.com>
6636 * config/alpha/alpha.h (CPP_SPEC, CPP_SUBTARGET_SPEC): Remove.
6637 (EXTRA_SPECS, SUBTARGET_EXTRA_SPECS): Remove.
6638 * config/alpha/linux.h (CPP_SPEC): Undef before redefine.
6639 * config/alpha/linux-elf.h (EXTRA_SPECS): Rename SUBTARGET_EXTRA_SPECS.
6640 * config/alpha/freebsd.h (EXTRA_SPECS): Rename SUBTARGET_EXTRA_SPECS.
6641 (CPP_SPEC): Don't include %(cpp_subtarget).
6642 * config/alpha/netbsd.h (CPP_SPEC): Rename CPP_SUBTARGET_SPEC.
6643 (EXTRA_SPECS): Rename SUBTARGET_EXTRA_SPECS.
6644 * config/alpha/osf.h (CPP_SPEC, EXTRA_SPECS): Similarly.
6646 2007-04-20 Jakub Jelinek <jakub@redhat.com>
6648 * config/i386/i386.c (bdesc_2arg): Use ORDERED rather than UNORDERED
6649 for __builtin_ia32_cmpordss.
6651 PR tree-optimization/31632
6652 * fold-const.c (fold_binary): Use op0 and op1 instead of arg0
6653 and arg1 for optimizations of comparison against min/max values.
6654 Fold arg0 to arg1's type for optimizations of comparison against
6655 min+1 and max-1 values.
6657 2007-04-19 Bernd Schmidt <bernd.schmidt@analog.com>
6659 * reload.c (combine_reloads): When trying to use a dying register,
6660 check whether it's uninitialized and don't use if so.
6662 2007-04-19 Brooks Moses <brooks.moses@codesourcery.com>
6664 * fold-const.c: Remove prototypes for native_encode_expr and
6665 native_interpret_expr.
6666 (native_encode_expr): Make non-static.
6667 (native_interpret_expr): Likewise.
6668 * tree.h: Add prototypes for the above.
6670 2007-04-19 Joseph Myers <joseph@codesourcery.com>
6672 * config/rs6000/spe.md (*frob_tf_ti, *frob_ti_tf, *frob_ti_tf_2,
6673 *mov_si<mode>_e500_subreg0, *mov_si<mode>_e500_subreg0_2,
6674 *mov_sitf_e500_subreg8, *mov_sitf_e500_subreg8_2, spe_extenddftf2,
6675 spe_fix_trunctfsi2_internal, spe_negtf2_internal, cmptfeq_gpr,
6676 tsttfeq_gpr, cmptfgt_gpr, tsttfgt_gpr, cmptflt_gpr, tsttflt_gpr):
6677 Add length attributes.
6679 2007-04-19 Janis Johnson <janis187@us.ibm.com>
6681 * ginclude/float.h: Check that __STDC_WANT_DEC_FP__ is defined,
6684 * c-cppbuiltin.c (c_cpp_builtins): Remove definition of
6685 __STDC_WANT_DEC_FP__.
6687 2007-04-19 Joseph Myers <joseph@codesourcery.com>
6689 * configure.ac: Allow both powerpc*-*-linux* and powerpc*-*-gnu*
6690 for long double compatibility.
6691 * configure: Regenerate.
6693 2007-04-19 Eric Botcazou <ebotcazou@libertysurf.fr>
6695 PR rtl-optimization/29841
6696 * cfgbuild.c (control_flow_insn_p): Return TRUE for unconditional
6698 * sched-deps.c (sched_analyze_insn): Prevent all non-jump instructions
6699 that may cause control flow transfer from being moved.
6701 2007-04-18 Jan Hubicka <jh@suse.cz>
6703 * fold-const.c (div_if_zero_remainder): Do signed divide for pointer
6706 2007-04-18 Eric Christopher <echristo@apple.com>
6708 * config/rs6000/darwin.md (load_macho_picbase): Use link register
6709 only. Update operands.
6710 * config/rs6000/rs6000.c (rs6000_emit_prologue): Update caller.
6711 * config/rs6000/rs6000.md (builtin_setjmp_receiver): Ditto. Move from
6712 link register to pic register.
6714 2007-04-18 Dirk Mueller <dmueller@suse.de>
6717 * tree-vrp.c (search_for_addr_array): New.
6718 (check_array_bounds): Suppress warning about
6719 address taken of array refs if its not de-referenced.
6721 2007-04-18 Dorit Nuzman <dorit@il.ibm.com>
6723 * tree-vectorizer.c (destroy_loop_vec_info): Set loop->aux to NULL.
6724 * tree-vect-analyze.c (vect_analyze_loop_form): Set loop->aux.
6726 * tree-vectorizer.h (NITERS_KNOWN_P): New.
6727 * tree-vect-analyze.c (vect_analyze_loop_form): Call NITERS_KNOWN_P
6728 instead of LOOP_VINFO_INT_NITERS to avoid having to geneate loop_info.
6730 * tree-vect-analyze.c (vect_determine_vectorization_factor): Add
6732 (vect_analyze_operations): Fix indenetation. Fix a comment. Fix a
6734 (vect_analyze_scalar_cycles): Fix indentation.
6735 (vect_enhance_data_refs_alignment): Fix check in case of peeling.
6736 (vect_mark_relevant): Include phis in relevance analysis.
6738 * tree-vect-transform.c (vect_transform_loop): Add an assert.
6740 2007-04-18 Anatoly Sokolov <aesok@post.ru>
6742 * config/avr/avr.c (ptrreg_to_str): Replace error() with
6743 output_operand_lossage().
6745 2007-04-18 Dorit Nuzman <dorit@il.ibm.com>
6747 * tree-vect-transform.c (get_initial_def_for_reduction): Clean away
6748 the unused code for reduction without adjust-in-epilog to simplify the
6751 2007-04-18 Wolfgang Gellerich <gellerich@de.ibm.com>
6753 * config/s390/s390.h (S390_TDC_POSITIVE_ZERO): New constant.
6754 (S390_TDC_NEGATIVE_ZERO): New constant.
6755 (S390_TDC_POSITIVE_NORMALIZED_NUMBER): New constant.
6756 (S390_TDC_NEGATIVE_NORMALIZED_NUMBER): New constant.
6757 (S390_TDC_POSITIVE_DENORMALIZED_NUMBER): New constant.
6758 (S390_TDC_NEGATIVE_DENORMALIZED_NUMBER): New constant.
6759 (S390_TDC_POSITIVE_INFINITY): New constant.
6760 (S390_TDC_NEGATIVE_INFINITY): New constant.
6761 (S390_TDC_POSITIVE_QUIET_NAN): New constant.
6762 (S390_TDC_NEGATIVE_QUIET_NAN): New constant.
6763 (S390_TDC_POSITIVE_SIGNALING_NAN): New constant.
6764 (S390_TDC_NEGATIVE_SIGNALING_NAN): New constant.
6765 (S390_TDC_INFINITY): New constant.
6766 * config/s390/s390.c (s390_canonicalize_comparison): Renamed
6767 UNSPEC_CMPINT to UNSPEC_CCU_TO_INT, added a UNSPEC_CCU_TO_INT-like
6768 optimization for UNSPEC_CCZ_TO_INT.
6769 * config/s390/s390.md ("*TDC_insn_<mode>"): New insn.
6770 ("*ccz_to_int"): New insn.
6771 ("isinf<mode>2"): New insn.
6772 (UNSPEC_CMPINT): Renamed to UNSPEC_CCU_TO_INT.
6773 (UNSPEC_CCU_TO_INT): New constant, replaces UNSPEC_CMPINT.
6774 (UNSPEC_CCZ_TO_INT): New constant.
6776 2007-04-18 Richard Guenther <rguenther@suse.de>
6778 PR tree-optimization/19431
6779 PR tree-optimization/21463
6780 * tree-pass.h (pass_phiprop): Declare.
6781 * passes.c (init_optimization_passes): New phiprop pass.
6782 * tree-ssa-forwprop.c (struct phiprop_d): New structure.
6783 (phivn_valid_p): New helper function.
6784 (phiprop_insert_phi): Likewise.
6785 (propagate_with_phi): Likewise.
6786 (tree_ssa_phiprop): New propagator propagating loads
6787 through phi nodes if profitable.
6789 2007-04-18 Dorit Nuzman <dorit@il.ibm.com>
6791 * tree-vect-analyze.c (process_use): New function.
6792 (vect_mark_stmts_to_be_vectorized): Factor out code to process_use.
6793 Check phis in all bbs.
6794 * tree-vectorizer.c (vect_is_simple_use): Remove a no longer relavant
6797 2007-04-18 Bernd Schmidt <bernd.schmidt@analog.com>
6799 * reload1.c (eliminte_regs_in_insn): Use REG_EQUIV notes the same way
6802 2007-04-17 Anatoly Sokolov <aesok@post.ru>
6805 * config/avr/avr.c (ptrreg_to_str): Replace gcc_unreachable() with
6808 2007-04-17 H.J. Lu <hongjiu.lu@intel.com>
6810 * config/i386/sse.md (sse_vmaddv4sf3): Use register_operand
6812 (sse_vmmulv4sf3): Likewise.
6813 (sse2_vmaddv2df3): Likewise.
6814 (sse2_vmmulv2df3): Likewise.
6816 2007-04-17 Zdenek Dvorak <dvorakz@suse.cz>
6818 PR rtl-optimization/31360
6819 * cfgloopanal.c (target_small_cost, target_pres_cost): Removed.
6820 (target_reg_cost): New.
6821 (init_set_costs): Initialize target_reg_cost. Add comments
6822 regarding the rationale of the costs.
6823 (global_cost_for_size): Renamed to...
6824 (estimate_reg_pressure_cost): ... and simplify. Decrease importance
6825 of register pressure.
6826 * tree-ssa-loop-ivopts.c (ivopts_global_cost_for_size): Use
6827 estimate_reg_pressure_cost. Add number of ivs.
6828 (determine_set_costs): Dump target_reg_cost.
6829 * loop-invariant.c (gain_for_invariant): Use
6830 estimate_reg_pressure_cost. Removed n_inv_uses argument.
6831 (best_gain_for_invariant, find_invariants_to_move): Remove
6833 * cfgloop.h (target_small_cost, target_pres_cost): Removed.
6834 (target_reg_cost): Declare.
6835 (global_cost_for_size): Declaration removed.
6836 (estimate_reg_pressure_cost): Declare.
6838 2007-04-17 Peter Bergner <bergner@vnet.ibm.com>
6840 * config/rs6000/rs6000.c (rs6000_hard_regno_mode_ok): Force TDmode
6841 regnos into even/odd register pairs.
6842 * config/rs6000/rs6000.h [SLOW_UNALIGNED_ACCESS]: Treat DDmode and
6843 TDmode similar to the other floating point modes.
6844 [SECONDARY_MEMORY_NEEDED]: Treat DDmode similar to DFmode.
6845 * config/rs6000/dfp.md (negdd2, absdd2, negtd2, abstd2): New
6847 (negdd2_fpr, absdd2_fpr, nabsdd2_fpr, negtd2_fpr, abstd2_fpr,
6848 nabstd2_fpr, movdd_hardfloat64_mfpgpr): New define_insn's.
6849 (movdd_hardfloat64): Use TARGET_MFPGPR.
6851 2007-04-17 Bernd Schmidt <bernd.schmidt@analog.com>
6853 * reload1.c (delete_output_reload): Don't count output in n_inherited.
6856 2005-01-05 Richard Henderson <rth@redhat.com>
6858 * reload1.c (do_input_reload): Restrict the optimization deleteing
6859 a previous output reload to RELOAD_FOR_INPUT.
6861 2007-04-17 Dorit Nuzman <dorit@il.ibm.com>
6863 * tree-vectorizer.h (stmt_vec_info_type): Add enum value
6864 induc_vec_info_type.
6865 (vectorizable_induction): New function declaration.
6866 * tree-vect-transform.c (get_initial_def_for_induction): No need to
6867 check if already vectorized. Find first place in BB where new stmts
6868 can be inserted. Takes only one argument.
6869 (vectorizable_induction): New function.
6870 (vect_transform_stmt): Add case for induc_vec_info_type to call
6871 vectorizable_induction.
6872 (vect_transform_loop): Consider phis for vectorization.
6873 * tree-vect-analyze.c (vect_determine_vectorization_factor): Simplify
6875 (analyze_operations): Call vectorizable_induction when analyzing phis.
6877 (vect_mark_stmts_to_be_vectorized): Remove redundant checks.
6878 (vect_mark_relevant): Include phis in relevance analysis.
6879 (vect_mark_stmts_to_be_vectorize): Likewise.
6880 * tree-vect-patterns.c (widened_name_p): Remove obsolete asserts.
6882 2007-04-16 Lawrence Crowl <crowl@google.com>
6884 * doc/invoke.texi (Debugging Options): Add documentation for the
6885 -femit-struct-debug options -femit-struct-debug-baseonly,
6886 -femit-struct-debug-reduced, and
6887 -femit-struct-debug-detailed[=...].
6889 * c-opts.c (c_common_handle_option): Add
6890 OPT_femit_struct_debug_baseonly, OPT_femit_struct_debug_reduced,
6891 and OPT_femit_struct_debug_detailed_.
6892 * c.opt: Add specifications for
6893 -femit-struct-debug-baseonly, -femit-struct-debug-reduced,
6894 and -femit-struct-debug-detailed[=...].
6895 * opts.c (set_struct_debug_option): Parse the
6896 -femit-struct-debug-... options.
6897 * opts.c (matches_main_base, main_input_basename,
6898 main_input_baselength, base_of_path, matches_main_base): Add
6899 variables and functions to compare header base name to compilation
6901 * opts.c (should_emit_struct_debug): Add to determine to emit a
6902 structure based on the option.
6903 (dump_struct_debug) Also disabled function to debug this
6905 * opts.c (handle_options): Save the base name of the
6908 * langhooks-def.h (LANG_HOOKS_GENERIC_TYPE_P): Define.
6909 (LANG_HOOKS_FOR_TYPES_INITIALIZER): Add.
6910 This hook indicates if a type is generic. Set it by default
6912 * langhooks.h (struct lang_hooks_for_types): Add a new hook
6913 to determine if a struct type is generic or not.
6914 * cp/cp-tree.h (class_tmpl_impl_spec_p): Declare a C++ hook.
6915 * cp/tree.c (class_tmpl_impl_spec_p): Implement the C++ hook.
6916 * cp/cp-lang.c (LANG_HOOKS_GENERIC_TYPE_P): Override null C hook
6919 * flags.h (enum debug_info_usage): Add an enumeration to describe
6920 a program's use of a structure type.
6921 * dwarf2out.c (gen_struct_or_union_type_die): Add a new parameter
6922 to indicate the program's usage of the type. Filter structs based
6923 on the -femit-struct-debug-... specification.
6924 (gen_type_die): Split into two routines, gen_type_die and
6925 gen_type_die_with_usage. gen_type_die is now a wrapper
6926 that assumes direct usage.
6927 (gen_type_die_with_usage): Replace calls to gen_type_die
6928 with gen_type_die_with_usage adding the program usage of
6929 the referenced type.
6930 (dwarf2out_imported_module_or_decl): Suppress struct debug
6931 information using should_emit_struct_debug when appropriate.
6933 2007-04-16 Ian Lance Taylor <iant@google.com>
6935 PR tree-optimization/31522
6936 * tree-vrp.c (vr_phi_edge_counts): New static variable.
6937 (vrp_initialize): Allocate vr_phi_edge_counts.
6938 (vrp_visit_phi_node): Don't push to infinity if we saw a new
6939 executable edge. Drop test for all constants.
6940 (vrp_finalize): Free vrp_phi_edge_counts.
6942 * doc/cpp.texi (Common Predefined Macros): Clarify description of
6943 __GNUC_GNU_INLINE__ and __GNUC_STDC_INLINE__.
6945 * tree-ssa-propagate.c (cfg_blocks_add): Insert blocks with fewer
6946 predecessors at head rather than tail.
6948 2007-04-16 Matthias Klose <doko@debian.org>
6950 * config/alpha/linux.h (CPP_SPEC): Define.
6951 * config/arm/linux-gas.h (SUBTARGET_CPP_SPEC): Extend.
6953 2007-04-16 Aldy Hernandez <aldyh@redhat.com>
6955 * function.h: Remove sequence_stack extern declaration.
6957 2007-04-16 Kazu Hirata <kazu@codesourcery.com>
6959 * config/m68k/m68k.h (LONG_DOUBLE_TYPE_SIZE): Change to 64 on
6961 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Change to 64 if __mfido__ is
6964 2007-04-16 Anatoly Sokolov <aesok@post.ru>
6966 * config/avr/avr.c (avr_arch_types): Rearranging array.
6967 (enum avr_arch): Add.
6968 (avr_mcu_types): Use avr_arch enumeration constants instead of
6970 * config/avr/avr.h (LINK_SPEC): Simplify.
6972 2007-04-16 Kazu Hirata <kazu@codesourcery.com>
6974 * config/m68k/m68k.c (m68k_libcall_value,
6975 m68k_function_value): Use macros for register names more.
6977 * config/m68k/m68k.h (FRAME_POINTER_REGNUM): Use A6_REG
6979 (M68K_REGNAME): Use A6_REG.
6980 * config/m68k/m68k.md (FP_REG): Rename to A6_REG.
6982 2007-04-16 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
6985 * sched-int.h (struct deps): Split field 'pending_lists_length' into
6986 'pending_read_list_length' and 'pending_write_list_length'. Update
6988 * sched-deps.c (add_insn_mem_dependence): Change signature. Update
6989 to handle two length counters instead of one. Update all uses.
6990 (flush_pending_lists, sched_analyze_1, init_deps): Update to handle
6991 two length counters instead of one.
6992 * sched-rgn.c (propagate_deps): Update to handle two length counters
6995 2007-04-16 H.J. Lu <hongjiu.lu@intel.com>
6998 * config/i386/i386.c (ix86_expand_vec_set_builtin): Make a
6999 copy of source, pass it to ix86_expand_vector_set and return
7002 2007-04-16 David Ung <davidu@mips.com>
7003 Joseph Myers <joseph@codesourcery.com>
7005 * config/mips/mips.h (PROCESSOR_74KC, PROCESSOR_74KF,
7006 PROCESSOR_74KX, TUNE_74K, GENERATE_MADD_MSUB): Define.
7007 * config/mips/mips.c (mips_cpu_info_table, mips_rtx_cost_data):
7008 Add 74K processor information.
7009 * config/mips/mips.md: Include 74k.md.
7010 (cpu): Add 74kc,74kf,74kx.
7011 (ISA_HAS_MADD_MSUB): Change to GENERATE_MADD_MSUB throughout.
7012 * config/mips/74k.md: New.
7013 * doc/invoke.texi (MIPS Options): Document 74K support.
7015 2007-04-16 Dorit Nuzman <dorit@il.ibm.com>
7017 * tree-vect-analyze.c (vect_analyze_operations): Reorganize calls to
7018 vectorizable_* functions.
7019 * tree-vect-transform.c (vectorizable_call): Add check for
7020 STMT_VINFO_RELEVANT_P, STMT_VINFO_DEF_TYPE and STMT_VINFO_LIVE_P.
7021 (vectorizable_store): likewise.
7022 (vectorizable_conversion): Add check for STMT_VINFO_DEF_TYPE.
7024 (vectorizable_operation, vectorizable_type_demotion): Likewise.
7025 (vectorizable_type_promotion, vectorizable_load): Likewise.
7026 (vectorizable_live_operation, vectorizable_condition): Likewise.
7027 (vectorizable_assignment): Add check for STMT_VINFO_DEF_TYPE and
7029 (vect_transform_stmt): Reorganize calls to vectorizable_* functions.
7031 2007-04-15 Kazu Hirata <kazu@codesourcery.com>
7033 * config/m68k/linux.h (FUNCTION_VALUE_REGNO_P): Use macros for
7034 register numbers more.
7035 * config/m68k/m68k.h (STACK_POINTER_REGNUM,
7036 FRAME_POINTER_REGNUM, STATIC_CHAIN_REGNUM,
7037 M68K_STRUCT_VALUE_REGNUM, FUNCTION_VALUE, LIBCALL_VALUE,
7038 FUNCTION_VALUE_REGNO_P): Likewise.
7039 * config/m68k/m68kelf.h (M68K_STRUCT_VALUE_REGNUM,
7040 STATIC_CHAIN_REGNUM): Likewise.
7041 * config/m68k/m68kemb.h (FUNCTION_VALUE_REGNO_P): Likewise.
7042 * config/m68k/netbsd-elf.h (M68K_STRUCT_VALUE_REGNUM,
7043 STATIC_CHAIN_REGNUM, FUNCTION_VALUE_REGNO_P): Likewise.
7044 * config/m68k/m68k.md (FP_REG): New.
7046 2007-04-15 Kazu Hirata <kazu@codesourcery.com>
7048 * config/m68k/m68k.h (PREFERRED_STACK_BOUNDARY): Prefer 32-bit
7051 2007-04-15 Kazu Hirata <kazu@codesourcery.com>
7053 * config/i386/i386.c, config/s390/s390.c, config/s390/s390.md,
7054 tree-ssa-loop-niter.c, tree-ssa-structalias.c, tree-vrp.c: Fix
7057 2007-04-11 Zdenek Dvorak <dvorakz@suse.cz>
7059 * tree-ssa-loop-prefetch.c (loop_prefetch_arrays): Ignore
7062 2007-04-14 Andrew Pinski <andrew_pinski@playstation.sony.com>
7065 * c-decl.c (finish_decl): Grab the type of the decl after the call
7066 to store_init_value.
7068 2007-04-14 Steven Bosscher <steven@gcc.gnu.org>
7070 * common.opt (fforward-propagate): Fix "Optimization" annotation.
7072 2007-04-14 Jakub Jelinek <jakub@redhat.com>
7075 * omp-low.c (expand_omp_parallel): If child_cfun->cfg, free dominators,
7076 post dominators and cleanup cfg before returning.
7078 2007-04-14 Bernd Schmidt <bernd.schmidt@analog.com>
7080 * config/bfin/bfin.h (MODES_TIEABLE_P): Allow more modes to be tied.
7081 * config/bfin/bfin.md (movsi_insn): Delete two unused alternatives.
7083 2007-04-14 Kazu Hirata <kazu@codesourcery.com>
7085 * config.gcc: Recognize fido.
7086 * config/m68k/m68k-devices.def (fidoa): New.
7087 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Define
7089 (FL_FIDOA, TARGET_FIDOA): New.
7090 * config/m68k/m68k.opt (mfidoa): New.
7092 2007-04-13 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
7095 * dwarf2out.c (output_call_frame_info): Call assemble_external_libcall
7096 when a personality function is used.
7098 2007-04-13 Bob Wilson <bob.wilson@acm.org>
7100 * config/xtensa/xtensa.c (xtensa_expand_builtin): Use CALL_EXPR_FN.
7102 2007-04-13 Mike Stump <mrs@apple.com>
7104 * config/darwin-c.c (handle_c_option): Handle -fapple-kext here so
7106 * config/darwin.opt (fapple-kext): Make C++ only.
7107 * config/darwin.c (darwin_override_options): Remove code to ensure
7108 -fapple-kext is given for C++ only.
7110 2007-04-13 Richard Sandiford <richard@codesourcery.com>
7112 * config/mips/vxworks.h (SUBTARGET_OVERRIDE_OPTIONS): Define.
7113 * config/mips/mips.c (override_options): Call
7114 SUBTARGET_OVERRIDE_OPTIONS, if defined.
7116 2007-04-13 H.J. Lu <hongjiu.lu@intel.com>
7118 * config/i386/i386.opt (msvr3-shlib): Removed.
7120 * doc/invoke.texi: Remove -msvr3-shlib.
7122 2007-04-13 H.J. Lu <hongjiu.lu@intel.com>
7124 * config/i386/i386.opt (mpopcnt): Replace "popcount" instruction
7125 with "popcnt" instruction.
7127 2007-04-13 Richard Guenther <rguenther@suse.de>
7129 PR tree-optimization/21258
7130 * tree-vrp.c (compare_case_labels): New helper.
7131 (find_switch_asserts): New function.
7132 (find_assert_locations): Call it for SWITCH_EXPRs.
7134 2007-04-13 Uros Bizjak <ubizjak@gmail.com>
7136 * config/i386/i386.h (X87_FLOAT_MODE_P): Check for TARGET_80387.
7137 * config/i386/i386.md (*cmpfp0): Remove check for TARGET_80387, this
7138 check is now implied in X87_FLOAT_MODE_P.
7139 (*cmpfp_u, *cmpfp_<mode>, *cmpfp_i_i387): Ditto.
7140 (*cmpfp_iu_387, fix_trunc<mode>_fisttp_i386_1): Ditto.
7141 (fix_trunc<mode>_i386_fisttp): Ditto.
7142 (fix_trunc<mode>_i387_fisttp_with_temp): Ditto.
7143 (*fix_trunc<mode>_i387_1, fix_truncdi_i387): Ditto.
7144 (fix_truncdi_i387_with_temp, fix_trunc<mode>_i387): Ditto.
7145 (fix_trunc<mode>_i387_with_temp, *fp_jcc_1_387): Ditto.
7146 (*fp_jcc_2_387, *fp_jcc_5_387, *fp_jcc_6_387): Ditto.
7147 (*fp_jcc_7_387, *fp_jcc_8<mode>_387): Ditto.
7148 (unnamed_splitters): Ditto.
7149 * config/i386/i386.c (function_value_32): Generate FIRST_FLOAT_REG
7150 for X87_FLOAT_MODE_P mode. Override FIRST_FLOAT_REG with
7151 FIRST_SSE_REG for local functions when SSE math is enabled or
7152 for functions with sseregparm attribute.
7153 (standard_80387_constant_p): Return -1 if mode is not
7155 (ix86_cc_mode): Assert that scalar mode is not DECIMAL_FLOAT_MODE_P.
7156 (ix86_expand_compare): Ditto.
7157 (ix86_expand_carry_flag_compare): Ditto.
7158 (ix86_expand_int_movcc): Check for SCALAR_FLOAT_MODE_P instead
7159 of FLOAT_MODE_P for cmp_mode and assert that cmp_mode is not
7160 DECIMAL_FLOAT_MODE_P.
7161 (ix86_preferred_output_reload_class): Use X87_FLOAT_MODE_P instead
7162 of SCALAR_FLOAT_MODE_P.
7163 (ix86_rtx_costs) [PLUS] Remove FLOAT_MODE_P and fall through to ...
7164 [MINUS]: ... here. Add SSE_FLOAT_MODE_P and X87_FLOAT_MODE_P
7165 checks before FLOAT_MODE_P.
7166 [MULT]: Add SSE_FLOAT_MODE_P and X87_FLOAT_MODE_P checks
7167 before FLOAT_MODE_P.
7172 [FLOAT_EXTEND]: Use SSE_FLOAT_MODE_P.
7174 2007-04-12 Paolo Bonzini <bonzini@gnu.org>
7175 Charles Wilson <libtool@cwilson.fastmail.fm>
7177 * Makefile.in (stamp-as, stamp-collect-ld, stamp-nm): Remove.
7178 (libgcc.mvars): Don't depend on them.
7179 * configure.ac (as, collect-ld, nm): Create from exec-tool.in.
7180 * exec-tool.in: New.
7182 2007-04-12 Brooks Moses <brooks.moses@codesourcery.com>
7184 * doc/invoke.text (--help): Document --help=common.
7186 2007-04-12 Thomas Neumann <tneumann@users.sourceforge.net>
7188 * stub-objc.c (objc_build_keyword_decl): Avoid C++ keywords.
7190 2007-04-12 Richard Sandiford <richard@codesourcery.com>
7192 * Makefile.in (insn-emit.o): Depend on $(INTEGRATE_H).
7193 * genemit.c (main): Emit #include "integrate.h".
7194 * config/mips/mips-protos.h (SYMBOL_HALF): New mips_symbol_type.
7195 (LOADGP_RTP): New mips_loadgp_style.
7196 * config/mips/mips.h: Include config/vxworks-dummy.h.
7197 (TARGET_RTP_PIC): New macro.
7198 (TARGET_USE_GOT): Return true for TARGET_RTP_PIC.
7199 (TARGET_USE_PIC_FN_ADDR_REG): Return true for TARGET_VXWORKS_RTP.
7200 (ASM_OUTPUT_ADDR_DIFF_ELT): Emit function-relative case tables
7202 * config/mips/vxworks.h (SUBTARGET_ASM_SPEC): Define. Pass down
7203 -mvxworks-pic when using -mrtp and a PIC option.
7204 * config/mips/mips.c (mips_classify_symbol): Return SYMBOL_GOT_DISP
7206 (mips_symbolic_constant_p, mips_symbolic_address_p)
7207 (mips_symbol_insns): Handle SYMBOL_HALF.
7208 (override_options): Warn about -G and -mrtp being used together.
7209 Initialize mips_lo_relocs[SYMBOL_HALF].
7210 (mips_current_loadgp_style): Return LOADGP_RTP for RTP PIC.
7211 (mips_emit_loadgp): Handle LOADGP_RTP.
7212 (mips_in_small_data_p): Return false for TARGET_VXWORKS_RTP.
7213 * config/mips/mips.md (loadgp_rtp): New insn and splitter.
7214 (tablejump): Handle function-relative case table entries if
7216 * config/mips/predicates.md (symbol_ref_operand): New predicate.
7218 2007-04-12 Richard Sandiford <richard@codesourcery.com>
7220 * config/mips/mips.md (load_call<mode>): Allow any general register.
7222 (sibcall_value_internal, sibcall_value_multiple_internal)
7223 (call_value_internal, call_value_split, call_value_multiple_internal)
7224 (call_value_multiple_split): Remove constraints from operand 0.
7226 2007-04-12 Richard Sandiford <richard@codesourcery.com>
7228 * config/mips/mips-protos.h: In comments, refer to loadgp_absolute
7229 rather than loadgp_noshared.
7230 * config/mips/mips.c (mips_emit_loadgp): Use gen_loadgp_absolute
7231 instead of gen_loadgp_noshared. Use gen_loadgp_newabi instead of
7233 * config/mips/mips.md (loadgp): Rename to...
7234 (loadgp_newabi): ...this.
7235 (loadgp_noshared): Rename to...
7236 (loadgp_absolute): ...this.
7238 2007-04-12 Richard Sandiford <richard@codesourcery.com>
7240 * config/mips/mips.c (mips_ok_for_lazy_binding_p): Always return
7241 false for locally-binding symbols.
7242 (mips_dangerous_for_la25_p): Check mips_global_symbol_p.
7244 2007-04-12 Richard Sandiford <richard@codesourcery.com>
7246 * config/mips/mips-protos.h (SYMBOL_GOT_LOCAL): Rename to...
7247 (SYMBOL_GOT_PAGE_OFST): ...this.
7248 (SYMBOL_GOT_GLOBAL): Rename to...
7249 (SYMBOL_GOT_DISP): ...this.
7250 (SYMBOL_GOTOFF_GLOBAL): Rename to...
7251 (SYMBOL_GOTOFF_DISP): ...this. Update comments accordingly.
7252 * config/mips/mips.c (mips_global_symbol_p): New function.
7253 (mips_symbol_binds_local_p): Likewise.
7254 (mips_classify_symbol): Rename SYMBOL_GOT_GLOBAL to SYMBOL_GOT_DISP
7255 and SYMBOL_GOT_LOCAL to SYMBOL_GOT_PAGE_OFST. Use mips_global_symbol_p
7256 and mips_symbol_binds_local_p.
7257 (mips_symbolic_constant_p, mips_symbolic_address_p, mips_symbol_insns)
7258 (override_options): Rename SYMBOL_GOT_GLOBAL to SYMBOL_GOT_DISP,
7259 SYMBOL_GOT_LOCAL to SYMBOL_GOT_PAGE_OFST and SYMBOL_GOTOFF_GLOBAL to
7261 (mips_ok_for_lazy_binding_p): New function.
7262 (mips_load_call_address, mips_expand_call): Use it.
7263 (mips_dangerous_for_la25_p): Likewise.
7264 * config/mips/mips.md (*xgot_hi<mode>, *xgot_lo<mode>)
7265 (*got_disp<mode>): Use got_disp_operand instead of
7266 global_got_operand. Use SYMBOL_GOTOFF_DISP instead of
7267 SYMBOL_GOTOFF_GLOBAL.
7268 (*got_page<mode>): Use got_page_ofst_operand instead of
7270 * config/mips/predicates.md (const_call_insn_operand): Use
7271 SYMBOL_GOT_DISP instead of SYMBOL_GOT_GLOBAL.
7272 (global_got_operand): Rename to...
7273 (got_disp_operand): ...this and use SYMBOL_GOT_DISP instead of
7275 (local_got_operand): Rename to...
7276 (got_page_ofst_operand): ...this and use SYMBOL_GOT_PAGE_OFST instead
7277 of SYMBOL_GOT_LOCAL.
7279 2007-04-12 Richard Sandiford <richard@codesourcery.com>
7281 * config/mips/mips.h (TARGET_SPLIT_CALLS): Check
7282 TARGET_CALL_CLOBBERED_GP.
7283 (TARGET_SIBCALLS): Check TARGET_USE_GOT instead of TARGET_ABICALLS.
7284 (TARGET_USE_GOT, TARGET_CALL_CLOBBERED_GP): New macros.
7285 (TARGET_CALL_SAVED_GP, TARGET_USE_PIC_FN_ADDR_REG): Likewise.
7286 (STARTING_FRAME_OFFSET): Check TARGET_CALL_CLOBBERED_GP instead
7287 of TARGET_ABICALLS && !TARGET_NEWABI.
7288 (MIPS_CALL): Check TARGET_USE_GOT instead of TARGET_ABICALLS.
7289 * config/mips/mips.c (mips_load_call_address): Check
7290 TARGET_CALL_SAVED_GP instead of TARGET_NEWABI.
7291 (mips_global_pointer): Check TARGET_USE_GOT instead of TARGET_ABICALLS.
7292 Check TARGET_CALL_SAVED_GP instead of TARGET_NEWABI.
7293 (mips_save_reg_p): Check TARGET_CALL_SAVED_GP instead of
7294 TARGET_ABICALLS && TARGET_NEWABI.
7295 (mips_current_loadgp_style): Check TARGET_USE_GOT instead of
7297 (mips_expand_prologue): Check TARGET_OLDABI instead of !TARGET_NEWABI.
7298 (mips_expand_epilogue): Check TARGET_CALL_SAVED_GP instead of
7299 TARGET_ABICALLS && TARGET_NEWABI.
7300 (mips_output_mi_thunk): Check TARGET_USE_GOT instead of
7301 TARGET_ABICALLS. Check TARGET_CALL_SAVED_GP instead of
7302 TARGET_NEWABI. Use TARGET_USE_PIC_FN_ADDR_REG to decide
7303 whether indirect calls must use $25.
7304 (mips_extra_live_on_entry): Check TARGET_GOT instead of
7306 * config/mips/mips.md (jal_macro): Check flag_pic and
7307 TARGET_CALL_CLOBBERED_GP instead of TARGET_ABICALLS and TARGET_NEWABI.
7308 (builtin_setjmp_setup, builtin_longjmp): Check TARGET_USE_GOT
7309 instead of TARGET_ABICALLS.
7310 (exception_receiver): Check TARGET_CALL_CLOBBERED_GP instead of
7311 TARGET_ABICALLS && TARGET_OLDABI.
7312 (load_call<mode>): Check TARGET_USE_GOT instead of TARGET_ABICALLS.
7313 (sibcall): In the comment above the define_insn, mention
7314 TARGET_USE_PIC_FN_ADDR_REG instead of TARGET_ABICALLS.
7315 * config/mips/constraints.md (c): Check TARGET_USE_PIC_FN_ADDR_REG
7316 instead of TARGET_ABICALLS.
7318 2007-04-12 Bernd Schmidt <bernd.schmidt@analog.com>
7320 * doc/md.texi (Blackfin family constraints): Document PA and PB.
7321 * config/bfin/bfin.h (CONST_OK_FOR_P): Handle PA and PB.
7322 (MACFLAGS_MATCH_P): New macro.
7323 * config/bfin/bfin.c (print_operand): Handle MACFLAG_IS_M.
7324 (bfin_secondary_reload): Treat EVEN_AREGS and ODD_AREGS like AREGS.
7325 * config/bfin/bfin.md (MACFLAG_IS_M): New constant. Renumber some of
7326 the other MACFLAG constants.
7327 (sum_of_accumulators, lshrpdi3, ashrpdi3): New patterns.
7328 (flag_machi): Tighten constraints. Renumber some of the operands.
7329 (flag_machi_acconly): Tighten constraints. Correct operand numbers in
7331 (flag_machi_parts_acconly): New pattern.
7332 (flag_macinithi): Tighten constraints. Allow any accumulator to be
7334 (flag_macinit1hi): Tighten constraints.
7335 (flag_mul_macv2hi_parts_acconly): New pattern.
7337 * config/bfin/lib1funcs.asm (___umulsi3_highpart, __smulsi3_highpart):
7338 Use a more efficient implementation.
7339 * config/bfin/bfin.md (umulsi3_highpart, smulsi3_highpart): Emit
7340 inline sequences when not optimizing for size.
7342 * config/bfin/bfin.md (movhi_low2high, movhi_high2high, movhi_low2low,
7343 movhi_high2low): Delete, merge functionality into...
7344 (packv2hi): ... this pattern.
7346 2007-02-11 Jie Zhang <jie.zhang@analog.com>
7347 * config/bfin/bfin.opt (msim): New option.
7348 (mcpu=): New option.
7349 * config/bfin/bfin-protos.h (enum bfin_cpu): New.
7350 (bfin_cpu_t): Typedef of enum bfin_cpu.
7351 (bfin_cpu_type): New declaration.
7352 * config/bfin/elf.h (STARTFILE_SPEC): Add support for
7353 -msim and -mcpu= options.
7354 (LIB_SPEC): Likewise.
7355 * config/bfin/bfin.c (bfin_cpu_type): Define.
7356 (bfin_handle_option): Handle -mcpu= option.
7357 * config/bfin/bfin.h (DEFAULT_CPU_TYPE): Define as BFIN_CPU_BF532.
7358 (TARGET_CPU_CPP_BUILTINS): Define __ADSPBF531__, __ADSPBF532__,
7359 __ADSPBF533__ or __ADSPBF537__ according to the cpu type.
7361 2007-04-12 Richard Sandiford <richard@codesourcery.com>
7363 * config.gcc (*-*-vxworks*): Don't add to tm_files in this stanza.
7364 (arm-wrs-vxworks, mips-wrs-vxworks, powerpc-wrs-vxworks)
7365 (powerpc-wrs-vxworksae): Use ${tm_file}.
7366 (i[4567]86-wrs-vxworks, i[4567]86-wrs-vxworksae): Add svr4.h
7367 after elfos.h. Remove i386/sysv4.h and add i386/vx-common.h.
7368 * config/i386/vx-common.h: New file.
7370 2007-04-12 Richard Sandiford <richard@codesourcery.com>
7372 * config/vxworks.h (VXWORKS_STARTFILE_SPEC): Use -l:crt0.o instead
7375 2007-04-12 Andreas Krebbel <krebbel1@de.ibm.com>
7377 * config/s390/s390.md ("trunctddd2"): Use TDmode for the target of
7380 2007-04-12 Douglas Gregor <doug.gregor@gmail.com>
7384 * c-common.c (c_build_qualified_type): Set canonical type
7387 2007-04-12 Richard Guenther <rguenther@suse.de>
7389 * tree-pretty-print.c (dump_generic_node): Print ARRAY_REF
7390 lower bound and element size if lower bound is not zero
7391 or either of the ARRAY_REF operands is set.
7393 2007-04-12 Richard Guenther <rguenther@suse.de>
7395 PR tree-optimization/24689
7396 PR tree-optimization/31307
7397 * fold-const.c (operand_equal_p): Compare INTEGER_CST array
7399 * gimplify.c (canonicalize_addr_expr): To be consistent with
7400 gimplify_compound_lval only set operands two and three of
7401 ARRAY_REFs if they are not gimple_min_invariant. This makes
7402 it never at this place.
7403 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Likewise.
7405 2007-04-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
7407 * pa.c (pa_som_asm_init_sections): Ensure that cfun->machine is not
7408 null before emitting a .nsubspa directive.
7410 2007-04-11 Diego Novillo <dnovillo@redhat.com>
7412 * tree-ssa-alias.c (dump_mem_ref_stats): Do not call
7413 need_to_partition_p if there are no memory statements in the
7416 2007-04-11 Zdenek Dvorak <dvorakz@suse.cz>
7418 * tree-data-ref.c (chrec_steps_divide_constant_p): Removed.
7419 (gcd_of_steps_may_divide_p): New function.
7420 (analyze_miv_subscript): Use gcd_of_steps_may_divide_p.
7422 2007-04-11 Bernd Schmidt <bernd.schmidt@analog.com>
7424 * reload.c (find_reloads_toplev, find_reloads_address,
7425 find_reloads_address_1, find_reloads_subreg_address): Use rtx_equal_p,
7426 not a pointer equality test, to decide if we need to call
7427 push_reg_equiv_alt_mem.
7429 2007-04-11 Sebastian Pop <sebastian.pop@inria.fr>
7431 * tree-data-ref.c (affine_function_zero_p, constant_access_functions,
7432 insert_innermost_unit_dist_vector, add_distance_for_zero_overlaps): New.
7433 (build_classic_dist_vector): Call add_distance_for_zero_overlaps.
7435 2007-04-11 Zdenek Dvorak <dvorakz@suse.cz>
7437 * tree-data-ref.c (add_multivariate_self_dist): Force the distance
7438 vector to be positive.
7440 2007-04-11 Diego Novillo <dnovillo@redhat.com>
7444 * doc/invoke.texi: Document --params max-aliased-vops and
7446 * tree-ssa-operands.h (get_mpt_for, dump_memory_partitions,
7447 debug_memory_partitions): Move to tree-flow.h
7448 * params.h (AVG_ALIASED_VOPS): Define.
7449 * tree-ssa-alias.c (struct mp_info_def): Remove. Update all
7451 (mp_info_t): Likewise.
7452 (get_mem_sym_stats_for): New.
7453 (set_memory_partition): Move from tree-flow-inline.h.
7454 (mark_non_addressable): Only clear the set of symbols for the
7455 partition if it exists.
7456 (dump_memory_partitions): Move from tree-ssa-operands.c
7457 (debug_memory_partitions): Likewise.
7458 (need_to_partition_p): New.
7459 (dump_mem_ref_stats): New.
7460 (debug_mem_ref_stats): New.
7461 (dump_mem_sym_stats): New.
7462 (debug_mem_sym_stats): New.
7463 (update_mem_sym_stats_from_stmt): New.
7464 (compare_mp_info_entries): New.
7465 (mp_info_cmp): Call it.
7466 (sort_mp_info): Change argument to a list of mem_sym_stats_t
7468 (get_mpt_for): Move from tree-ssa-operands.c.
7469 (find_partition_for): New.
7470 (create_partition_for): Remove.
7471 (estimate_vop_reduction): New.
7472 (update_reference_counts): New.
7473 (build_mp_info): New.
7474 (compute_memory_partitions): Refactor.
7475 Document new heuristic.
7476 Call build_mp_info, update_reference_counts,
7477 find_partition_for and estimate_vop_reduction.
7478 (compute_may_aliases): Populate virtual operands before
7479 calling debugging dumps.
7480 (delete_mem_sym_stats): New.
7481 (delete_mem_ref_stats): New.
7482 (init_mem_ref_stats): New.
7483 (init_alias_info): Call it.
7484 (maybe_create_global_var): Remove alias_info argument.
7485 Get number of call sites and number of pure/const call sites
7486 from gimple_mem_ref_stats().
7487 (dump_alias_info): Call dump_memory_partitions first.
7488 (dump_points_to_info_for): Show how many times a pointer has
7490 * opts.c (decode_options): For -O2 set --param
7491 max-aliased-vops to 500.
7492 For -O3 set --param max-aliased-vops to 1000 and --param
7493 avg-aliased-vops to 3.
7494 * fortran/options.c (gfc_init_options): Remove assignment to
7496 * tree-flow-inline.h (gimple_mem_ref_stats): New.
7497 * tree-dfa.c (dump_variable): Dump memory reference
7499 Dump NO_ALIAS* settings.
7500 (referenced_var_lookup): Tidy.
7501 (mem_sym_stats): New.
7502 * tree-ssa-copy.c (may_propagate_copy): Return true if DEST
7503 and ORIG are different SSA names for a memory partition.
7504 * tree-ssa.c (delete_tree_ssa): Call delete_mem_ref_stats.
7505 * tree-flow.h (struct mem_sym_stats_d): Define.
7506 (mem_sym_stats_t): Define.
7507 (struct mem_ref_stats_d): Define.
7508 (struct gimple_df): Add field mem_ref_stats.
7509 (enum noalias_state): Define.
7510 (struct var_ann_d): Add bitfield noalias_state.
7511 (mem_sym_stats, delete_mem_ref_stats, dump_mem_ref_stats,
7512 debug_mem_ref_stats, debug_memory_partitions,
7513 debug_mem_sym_stats): Declare.
7514 * tree-ssa-structalias.c (update_alias_info): Update call
7515 sites, pure/const call sites and asm sites in structure
7516 returned by gimple_mem_ref_stats.
7517 Remove local variable IS_POTENTIAL_DEREF.
7518 Increase NUM_DEREFS if the memory expression is a potential
7520 Call update_mem_sym_stats_from_stmt.
7521 If the memory references memory, call
7522 update_mem_sym_stats_from_stmt for all the direct memory
7523 symbol references found.
7524 (intra_create_variable_infos): Set noalias_state field for
7525 pointer arguments according to the value of
7526 flag_argument_noalias.
7527 * tree-ssa-structalias.h (struct alias_info): Remove fields
7528 num_calls_found and num_pure_const_calls_found.
7529 (update_mem_sym_stats_from_stmt): Declare.
7530 * params.def (PARAM_MAX_ALIASED_VOPS): Change description.
7531 Set default value to 100.
7532 (PARAM_AVG_ALIASED_VOPS): Define.
7534 2007-04-11 Richard Guenther <rguenther@suse.de>
7537 * simplify-rtx.c (simplify_binary_operation_1): Do not simplify
7538 a * -b + c as c - a * b if we honor sign dependent rounding.
7540 2007-04-11 Bernd Schmidt <bernd.schmidt@analog.com>
7542 * config/bfin/bfin-protos.h (bfin_expand_movmem): Renamed from
7544 * config/bfin/bfin.c (bfin_expand_prologue, bfin_delegitimize_address,
7545 bfin_function_ok_for_sibcall, split_load_immediate): Remove unused
7547 (initialize_trampoline): Don't use old-style function definition.
7548 (bfin_secondary_reload): Mark IN_P argument as unused.
7550 2007-04-10 Sebastian Pop <sebastian.pop@inria.fr>
7552 PR tree-optimization/31343
7553 * tree-chrec.h (chrec_zerop): Moved before build_polynomial_chrec.
7554 (build_polynomial_chrec): Return a scalar when the evolution is zero.
7555 * testsuite/gcc.dg/vect/pr31343.c: New.
7557 2007-04-10 Eric Christopher <echristo@apple.com>
7559 * config/i386/i386.h (X87_FLOAT_MODE_P): New.
7560 * config/i386/i386.md (*cmpfp0): Use.
7561 (*cmpfp_u, *cmpfp_<mode>, *cmpfp_i_i387): Ditto.
7562 (*cmpfp_iu_387, fix_trunc<mode>_fisttp_i386_1): Ditto.
7563 (fix_trunc<mode>_i386_fisttp): Ditto.
7564 (fix_trunc<mode>_i387_fisttp_with_temp): Ditto.
7565 (*fix_trunc<mode>_i387_1, fix_truncdi_i387): Ditto.
7566 (fix_truncdi_i387_with_temp, fix_trunc<mode>_i387): Ditto.
7567 (fix_trunc<mode>_i387_with_temp, *fp_jcc_1_387): Ditto.
7568 (*fp_jcc_2_387, *fp_jcc_5_387, *fp_jcc_6_387): Ditto.
7569 (*fp_jcc_7_387, *fp_jcc_8<mode>_387): Ditto.
7570 (unnamed_splitters): Ditto.
7571 * config/i386/i386.c (output_fix_trunc): Assert that
7572 we're not being passed a TFmode operand.
7574 2007-04-10 Zdenek Dvorak <dvorakz@suse.cz>
7576 PR tree-optimization/31526
7577 * tree-inline.c (copy_cfg_body): Use last_basic_block instead of
7578 n_basic_blocks to find newly added blocks.
7580 2007-04-10 Uros Bizjak <ubizjak@gmail.com>
7582 * config/i386/i386.md (fix_trunc<mode>di_sse): Remove "x" from "xm"
7584 (fix_trunc<mode>si_sse): Ditto.
7585 (*floatsisf2_mixed, *floatsisf2_sse): Ditto.
7586 (*floatsidf2_mixed, *floatsidf2_sse): Ditto.
7587 (*floatdisf2_mixed, *floatdisf2_sse): Ditto.
7588 (*floatdidf2_mixed, *floatdidf2_sse): Ditto.
7589 (floathi<mode>2): Rename from floathisf2 and floathidf2. Macroize
7590 expander using SSEMODEF mode macro.
7591 (floatsi<mode>2): Rename from floatsisf2 and floashidf2. Macroize
7592 expander using SSEMODEF mode macro.
7593 (*floathi<mode>2_i387): Rename from *floathisf2_i387 and
7594 *floathidf2_i387. Macroize insn using X87MODEF12 mode macro.
7595 (*floatsi<mode>2_i387): Rename from *floatsisf2_i387 and
7596 *floatsidf2_i387. Macroize insn using X87MODEF12 mode macro.
7597 (*floatdi<mode>2_i387): Rename from *floatdisf2_i387 and
7598 *floatdidf2_i387. Macroize insn using X87MODEF12 mode macro.
7599 (float<mode>xf2): Rename from floathixf2, floatsixf2 and floatdixf2.
7600 Macroize insn using X87MODEF mode macro.
7602 2007-04-09 H.J. Lu <hongjiu.lu@intel.com>
7604 * config/i386/sse.md (sse2_pinsrw): Removed.
7605 (sse2_pextrw): Renamed to ...
7606 (*sse2_pextrw): This.
7608 2007-04-09 Jan Hubicka <jh@suse.cz>
7611 * config/i386/sse.md
7612 (sse_vmaddv4sf3, sse_vmmulv4sf3): Remove '%' modifier.
7613 (sse_vmsmaxv4sf3_finite, sse_vmsminv4sf3_finite): Remove.
7614 (sse2_vmaddv2df3, sse2_vmmulv2df3): Remove '%' modifier.
7615 (sse2_vmsmaxv2df3_finite, sse2_vmsminv2df3_finite): Remove.
7617 2007-04-09 Jan Hubicka <jh@suse.cz>
7619 * tree-ssa-ccp (maybe_fold_offset_to_component_ref): Recurse into
7620 multiple fields of union.
7622 2007-04-09 Zdenek Dvorak <dvorakz@suse.cz>
7624 * cfgloopmanip.c (create_preheader): Do not use loop_preheader_edge.
7625 (create_preheaders): Check that loops are available.
7626 (fix_loop_structure): Clean up, improve comments.
7627 * tree-ssa-loop-manip.c (rewrite_into_loop_closed_ssa):
7628 Check that loops are available. Set LOOP_CLOSED_SSA to the loops
7630 * tree-scalar-evolution.c (scev_finalize): Clear scalar_evolution_info.
7631 * predict.c (tree_estimate_probability): Do not call
7632 calculate_dominance_info. Call create_preheaders.
7633 * tree-cfgcleanup.c (cleanup_tree_cfg_loop): Only call
7634 rewrite_into_loop_closed_ssa if LOOP_CLOSED_SSA is set in loops state
7636 * cfgloop.c (loop_preheader_edge): Assert that loops have preheaders.
7637 * cfgloop.h (LOOP_CLOSED_SSA): New constant.
7638 * tree-cfg.c (tree_split_edge): Make an assert more precise.
7639 * tree-ssa-threadedge.c (thread_across_edge): Comment the function
7642 2007-04-08 Jan Hubicka <jh@suse.cz>
7644 * tree.h (maybe_fold_offset_to_component_ref): Declare.
7645 * tree-ssa-ccp.c (maybe_fold_offset_to_component_ref): Export.
7646 * fold-const.c (fold_unary): Use it.
7648 2007-04-08 Andrew Pinski <andrew_pinski@playstation.sony.com>
7650 * varasm.c (assemble_variable): Remove call to
7651 lang_hooks.decls.prepare_assemble_variable.
7652 * langhooks-def.h (LANG_HOOKS_PREPARE_ASSEMBLE_VARIABLE): Kill.
7653 (LANG_HOOKS_DECLS): Remove LANG_HOOKS_PREPARE_ASSEMBLE_VARIABLE.
7654 * langhooks.h (lang_hooks_for_decls): Remove
7655 prepare_assemble_variable.
7657 2007-04-08 Mike Stump <mrs@apple.com>
7659 * config/i386/i386.c: Use inc/dec on Core2.
7661 2007-04-08 Steven Bosscher <steven@gcc.gnu.org>
7663 * langhooks.c (lhd_tree_inlining_add_pending_fn_decls,
7664 lhd_tree_inlining_anon_aggr_type_p, lhd_tree_inlining_start_inlining,
7665 lhd_tree_inlining_end_inlining): Remove.
7666 * langhooks.h (struct lang_hooks_for_tree_inlining): Remove then
7667 add_pending_fn_decls, anon_aggr_type_p, start_inlining, and
7669 * langhooks-def.h (lhd_tree_inlining_add_pending_fn_decls,
7670 lhd_tree_inlining_anon_aggr_type_p, lhd_tree_inlining_start_inlining,
7671 lhd_tree_inlining_end_inlining): Remove prototypes.
7672 (LANG_HOOKS_TREE_INLINING_ADD_PENDING_FN_DECLS,
7673 LANG_HOOKS_TREE_INLINING_ANON_AGGR_TYPE_P,
7674 LANG_HOOKS_TREE_INLINING_START_INLINING,
7675 LANG_HOOKS_TREE_INLINING_END_INLINING): Remove.
7677 * c-objc-common.h (LANG_HOOKS_TREE_INLINING_ANON_AGGR_TYPE_P): Do
7680 2007-04-08 Anatoly Sokolov <aesok@post.ru>
7683 * config/avr/predicates.md (io_address_operand): Delete predicate.
7684 (low_io_address_operand): Don't use 'mode' argument.
7685 (higth_io_address_operand): Rename ...
7686 (high_io_address_operand): ... to this. Don't use 'mode' argument.
7687 * config/avr/avr.md (*sbix_branch_tmp, *sbix_branch_tmp_bit7): Adjust
7690 2007-04-07 Daniel Berlin <dberlin@dberlin.org>
7692 Revert change removing staticp.
7694 2007-04-07 Anatoly Sokolov <aesok@post.ru>
7697 * config/avr/avr.md (*clrmemqi, *clrmemhi): Mark operand 4 as
7700 2007-04-07 Bruce Korb <bkorb@gnu.org>
7702 * c.opt: Add -Wformat-contains-nul.
7703 * c-format.c (set_Wformat): Set warn_format_contains_nul to the
7705 (check_format_info_main): Check OPT_Wformat_contains_nul before emitting
7706 the NUL byte warning.
7708 2007-04-07 H.J. Lu <hongjiu.lu@intel.com>
7710 * config/i386/i386.c (ix86_handle_option): Handle SSSE3.
7712 2007-04-06 Daniel Berlin <dberlin@dberlin.org>
7714 * tree.c (staticp): No longer use staticp langhook.
7715 * langhooks.c (lhd_staticp): Removed.
7716 * langhooks.h (struct lang_hooks): Remove staticp.
7717 * c-common.c (c_staticp): Remove.
7718 * c-common.h (c_staticp): Ditto.
7719 * langhooks-defs.h (lhd_staticp): Ditto.
7720 (LHD_HOOKS_STATICP): Ditto
7721 * tree.h (gcc_assert_lowered): New macro.
7723 2007-04-06 Zdenek Dvorak <dvorakz@suse.cz>
7725 * tree-ssa-loop-niter.c (idx_infer_loop_bounds): Add and use
7726 argument "reliable".
7727 (infer_loop_bounds_from_ref, infer_loop_bounds_from_array):
7728 Add argument "reliable". Propagate it through calls.
7729 (infer_loop_bounds_from_undefined): Derive number of iterations
7730 estimates from references in blocks that do not dominate loop latch.
7731 (gcov_type_to_double_int): New function.
7732 (estimate_numbers_of_iterations_loop): Use gcov_type_to_double_int
7733 and expected_loop_iterations_unbounded.
7734 * cfgloopanal.c (expected_loop_iterations_unbounded): New function.
7735 (expected_loop_iterations): Use expected_loop_iterations_unbounded.
7736 * tree-data-ref.c (estimated_loop_iterations): Export.
7737 (get_references_in_stmt): Fix -- do not return addresses of local
7739 * cfgloop.h (expected_loop_iterations_unbounded,
7740 estimated_loop_iterations): Declare.
7742 2007-04-06 Andreas Tobler <a.tobler@schweiz.org>
7744 * tree-sra.c (sra_build_elt_assignment): Initialize min/maxshift.
7746 2007-04-06 Uros Bizjak <ubizjak@gmail.com>
7748 * config/i386/i386.md (extend<mode>xf2): Rename from extendsfxf2
7749 and extenddfxf2. Macroize expander using X87MODEF12 mode macro.
7750 (*truncdfsf_mixed, *truncdfsf_i387, *truncdfsf2_i387_1):
7751 Use output_387_reg_move().
7752 (*truncxf<mode>2): Rename from *truncxfsf2 and truncxfdf2. Macroize
7753 expander using X87MODEF12 mode macro.
7754 (*truncxfsf2_mixed): Combine alternatives, ignore "r" alternative when
7755 choosing register preferences. Use output_387_reg_move().
7756 (*truncxfdf2_mixed): Combine alternatives, use "r" alternative
7757 instead of "x". Use output_387_reg_move().
7758 (*truncxf<mode>2_i387_noop): Rename from *truncxfsf2_i387_noop and
7759 *truncxfdf2_i387_noop. Macroize insn using X87MODEF12 mode macro.
7760 (*truncxf<mode>2_i387): Rename from *truncxfsf2_i387 and
7761 *truncxfdf2_i387. Macroize insn using X87MODEF12 mode macro.
7762 Use output_387_reg_move().
7763 (*truncxf?f_mixed splitter): Macroize splitter using X87MODEF12
7765 (*truncxf?f_i387 splitter): Ditto.
7767 2007-04-06 Daniel Berlin <dberlin@dberlin.org>
7769 * langhooks-def.h (LANG_HOOKS_INITIALIZER): Remove
7770 LANG_HOOKS_SAFE_FROM_P.
7771 * expr.c (safe_from_p): Remove langhook call.
7772 * langhooks.h (lang_hooks): Remove safe_from_p.
7773 (lhd_safe_from_p): Remove prototype.
7774 * langhooks.c (lhd_safe_from_p): Remove.
7776 2007-04-06 Jan Hubicka <jh@suse.cz>
7778 * cgraphunit.c (decide_is_function_needed): Do not keep always_inline
7781 2007-04-06 Uros Bizjak <ubizjak@gmail.com>
7783 * config/i386/i386.c (output_387_reg_move): Handle memory operand[0].
7784 * config/i386/i386.md (*movsf_1, *movdf_nointeger,
7785 *movdf_integer_rex64, *movdf_integer, *movxf_nointeger,
7786 *movxf_integer): Use output_387_reg_move() for x87 reg->mem
7788 (*extendsfdf2_mixed, *extendsfdf2_i387, *extendsfxf2_i387,
7789 *extenddfxf2_i387, *truncdfsf_fast_mixed): Ditto.
7791 2007-04-05 Richard Henderson <rth@redhat.com>
7793 * config/alpha/alpha.c (print_operand) [+]: Remove.
7794 (alpha_end_function): Print nop if call at end of function.
7795 * config/alpha/alpha.h (PRINT_OPERAND_PUNCT_VALID_P): Remove +.
7796 * config/alpha/alpha.md (UNSPEC_LDGP1): New.
7797 (call_osf_1_er_noreturn, call_value_osf_1_er_noreturn): New.
7798 (call_osf_2_er_nogp, call_value_osf_2_er_nogp): New.
7799 (call_osf_2_er, call_value_osf_2_er): Merge the ldgp highpart into
7800 the call pattern. Update peepholes to match.
7802 2007-04-05 Janis Johnson <janis187@us.ibm.com>
7804 * doc/extend.texi (Other Builtins): Add decimal float variants
7806 * builtins.def: Ditto.
7807 * builtins.c (expand_builtin): Ditto.
7809 2007-04-05 Uros Bizjak <ubizjak@gmail.com>
7810 H.J. Lu <hongjiu.lu@intel.com>
7813 * config/i386/sse.md (sse2_umulv2siv2di3): Use V4SImode instead
7814 of V8HImode when calling ix86_binary_operator_ok.
7815 (sse2_pmaddwd): Call ix86_binary_operator_ok.
7816 (sdot_prodv8hi): Operands 1 and 2 must be register.
7818 2007-04-05 Alexandre Oliva <aoliva@redhat.com>
7820 * tree-sra.c (try_instantiate_multiple_fields): Needlessly
7821 initialize align to silence bogus warning.
7823 2007-04-05 Alexandre Oliva <aoliva@redhat.com>
7826 * tree-sra.c (struct sra_elt): Add in_bitfld_block. Remove
7828 (struct sra_walk_fns): Remove use_all parameter from use.
7829 (sra_hash_tree): Handle BIT_FIELD_REFs.
7830 (sra_elt_hash): Don't hash bitfld blocks.
7831 (sra_elt_eq): Skip them in parent compares as well. Handle
7833 (sra_walk_expr): Don't maintain or pass down use_all_p.
7834 (scan_use): Remove use_all parameter.
7835 (scalarize_use): Likewise. Re-expand assignment to
7836 BIT_FIELD_REF of gimple_reg. De-scalarize before input or
7837 output, and re-scalarize after output. Don't mark anything
7839 (scalarize_ldst): Adjust.
7840 (scalarize_walk_gimple_modify_statement): Likewise.
7841 (build_element_name_1): Handle BIT_FIELD_REFs.
7842 (instantiate_element): Don't warn for any element whose parent
7844 (instantiate_missing_elements_1): Return the sra_elt.
7845 (canon_type_for_field): New.
7846 (try_instantiate_multiple_fields): New.
7847 (instantiate_missing_elemnts): Use them.
7848 (mark_no_warning): Removed.
7849 (generate_one_element_ref): Handle BIT_FIELD_REFs.
7850 (REPLDUP, sra_build_elt_assignment): New.
7851 (generate_copy_inout): Use them.
7852 (generate_element_copy): Likewise. Handle bitfld differences.
7853 (generate_element_zero): Don't recurse for blocks. Use
7854 sra_build_elt_assignment.
7855 (generate_one_element_int): Take elt instead of var. Use
7856 sra_build_elt_assignment.
7857 (generate_element_init_1): Adjust.
7858 (scalarize_use, scalarize_copy): Use REPLDUP.
7859 (scalarize_ldst): Move assert before dereference.
7860 (dump_sra_elt_name): Handle BIT_FIELD_REFs.
7862 2007-04-05 Steven Bosscher <steven@gcc.gnu.org>
7864 * regmove.c: Fix unused variable warnings due to previous commit.
7866 2007-04-05 Steven Bosscher <steven@gcc.gnu.org>
7868 * regmove.c (STACK_GROWS_DOWNWARD): Don't boolean-ize.
7869 (regmove_bb_head): Remove.
7870 (copy_src_to_dest): Don't update regmove_bb_head and BB_HEAD.
7871 (regmove_optimize): Don't do unnecessary CFG fixes for non-existing
7872 problems with fixup_match_1.
7873 Don't initialize/free regmove_bb_head.
7875 (reg_is_remote_constant_p): If an insn is in the same basic block
7876 but not before INSN, consider it remote, too.
7878 2007-04-05 Anatoly Sokolov <aesok@post.ru>
7881 * config/avr/avr.c (avr_handle_fndecl_attribute): Use the
7882 DECL_ASSEMBLER_NAME, not the DECL_NAME.
7884 2007-04-05 H.J. Lu <hongjiu.lu@intel.com>
7886 * config/i386/i386.h (TARGET_CPU_CPP_BUILTINS): Reformat.
7887 (CONDITIONAL_REGISTER_USAGE): Likewise.
7889 2007-04-04 Richard Henderson <rth@redhat.com>
7891 * config/alpha/lib1funcs.asm: Remove unused file.
7893 2007-04-04 Brooks Moses <brooks.moses@codesourcery.com>
7896 * opts.c (print_specific_help): Fix --help=<language>
7898 (common_handle_option): Support --help=common.
7900 2007-04-04 Brooks Moses <brooks.moses@codesourcery.com>
7903 * gcc.c (main): Do not run the linker if
7904 print_subprocess_help indicates that it shouldn't be
7907 2007-04-04 Brooks Moses <brooks.moses@codesourcery.com>
7910 * doc/invoke.texi (--help=): Document <languages> value, fix
7911 formatting in tables of values.
7913 2007-04-04 Danny Smith <dannysmith.users.sourceforge.net>
7915 * config/i386/winnt-cxx.c (i386_pe_type_dllimport_p): Don't ignore
7916 dllimport attribute of virtual methods.
7918 2007-04-04 Chen Liqin <liqin@sunnorth.com.cn>
7920 * config/score/crti.asm: Change _bss_start to __bss_start.
7921 * config/score/score.h (CONDITIONAL_REGISTER_USAGE): Added.
7922 (OUTGOING_REG_PARM_STACK_SPACE) update.
7923 * config/score/score.opt: add options to make backend support
7924 score5, score5u, score7 and score7d.
7925 * config/score/score.md: Likewise.
7926 * config/score/misc.md: Likewise.
7927 * config/score/mac.md: Likewise.
7928 * doc/invoke.texi: Likewise.
7929 * doc/md.texi: update constraints define.
7931 2007-04-03 Richard Henderson <rth@redhat.com>
7933 * expr.c (store_expr): If get_signed_or_unsigned_type doesn't yield
7934 an appropriate type, use the mode instead.
7936 2007-04-03 Richard Sandiford <richard@codesourcery.com>
7938 * config.gcc (mips-wrs-vxworks): Add vx-common.h to tm_file.
7939 Set the default --with-arch setting to mips2.
7940 * config/mips/t-vxworks (MULTILIB_OPTIONS, MULTILIB_MATCHES)
7941 (MULTILIB_EXCEPTIONS): Redefine with new multilibs.
7942 (MULTILIB_OSDIRNAMES): Delete.
7943 (MULTILIB_DIRNAMES): Define.
7944 * config/mips/vxworks.h (LINK_SPEC): Add VXWORKS_LINK_SPEC.
7945 (LIB_SPEC, STARTFILE_SPEC, ENDFILE_SPEC): Define.
7946 (TARGET_OS_CPP_BUILTINS): Incorporate old SUBTARGET_CPP_SPEC
7947 definitions, except for _WRS_R3K_EXC_SUPPORT. Call
7948 VXWORKS_OS_CPP_BUILTINS.
7949 (SUBTARGET_CPP_SPEC): Redefine to VXWORKS_ADDITIONAL_CPP_SPEC.
7950 (MIPS_DEBUGGING_INFO): Undefine.
7951 (FUNCTION_PROFILER): Define to VXWORKS_FUNCTION_PROFILER.
7953 2007-04-03 Jakub Jelinek <jakub@redhat.com>
7956 * fold-const.c (native_encode_real): Encode real.c provided longs
7957 as a series of 32-bit native integers.
7958 (native_interpret_real): Interpret buffer as a series of 32-bit
7961 2007-04-03 Richard Guenther <rguenther@suse.de>
7963 * genpreds.c (write_insn_constraint_len): Write function
7964 optimized for CONSTRAINT_LEN implementation.
7965 (write_tm_preds_h): Output insn_constraint_len inline and
7966 use it for CONSTRAINT_LEN.
7967 (write_insn_preds_c): Don't output insn_constraint_len.
7968 * doc/md.texi (define_register_constraint): Document multi-letter
7969 constraints shall have the same length if they start with the same
7972 2007-04-03 Uros Bizjak <ubizjak@gmail.com>
7975 * config/i386/i386.md (isinf<mode>2): Expand only when
7976 TARGET_C99_FUNCTIONS is set.
7978 2007-04-03 Uros Bizjak <ubizjak@gmail.com>
7980 * config.gcc (i[34567]86-*-linux*): Add i386/t-crtpc to tm-file.
7981 (x86_64-*-linux*): Ditto.
7982 * config/i386/i386.opt (mpc): New option.
7983 * config/i386/i386.c (overrride_options): Handle
7984 ix87_precision_string.
7985 * config/i386/crtprec.c: New file.
7986 * config/i386/t-crtpc: Ditto.
7987 * config/i386/linux.h (ENDFILE_SPEC): Add handling of -mpc32, -mpc64
7989 * config/i386/linux64.h (ENDFILE_SPEC): Ditto.
7990 * config/i386/t-linux64 (EXTRA_MULTILIB_PARTS): Add
7991 crtprec32.o, crtprec64.o and crtprec80.o.
7993 * doc/invoke.texi (Machine Dependent Options): Add -mpc32, -mpc64
7995 (i386 and x86-64 Options): Document -mpc32, -mpc64 and -mpc80 options.
7997 2007-04-02 Eric Christopher <echristo@apple.com>
7999 * doc/invoke.texi (i386 and x86-64 Options): Document -m64
8000 limitations on darwin.
8002 2007-04-02 Anatoly Sokolov <aesok@post.ru>
8005 * config/avr/avr.c (avr_rtx_costs): Add missing 'break' statements.
8007 2007-04-02 Dave Korn <dave.korn@artimi.com>
8009 * doc/tm.texi (FUNCTION_MODE): Update and extend documentation.
8011 2007-04-02 Dave Korn <dave.korn@artimi.com>
8013 * libgcc2.h (exception_descriptor): Don't forward-declare.
8014 (__get_eh_table_language, __get_eh_table_version): Delete
8015 prototypes of long-dead functions.
8017 2007-04-01 Daniel Berlin <dberlin@dberlin.org>
8019 * ebitmap.h: New file
8020 * ebitmap.c: New file
8021 * Makefile.in (ebitmap.o): New target.
8023 2007-04-01 Jan Hubicka <jh@suse.cz>
8025 * emit-rtl.c (emit_insn_before_setloc): Do not ICE when asked to emit
8026 before very first instruction.
8028 2007-04-01 Jan Hubicka <jh@suse.cz>
8030 * ggc-page.c (ggc_print_statistics): Fix formatting string to avoid
8031 waring on 64bit hosts.
8032 * bitmap.h: Fix typo in bitmap_head_def.
8034 2007-04-01 Steven Bosscher <steven@gcc.gnu.org>
8036 PR rtl-optimization/31391
8037 * cfgcleanup.c (try_optimize_cfg): If a removed label is turned
8038 into a DELETED_LABEL note, and the label is in an empty basic
8039 block, update BB_END as well as BB_HEAD.
8041 2007-04-01 Richard Henderson <rth@redhat.com>
8043 PR tree-optimization/31169
8044 * tree-vrp.c (extract_range_from_binary_expr) <RSHIFT_EXPR>: Drop
8045 to varying if the range is outside [0, prec-1].
8047 2007-04-01 Richard Sandiford <richard@codesourcery.com>
8050 * config/mips/mips.md (load_const_gp): New insn.
8051 * config/mips/mips.c (mips_split_symbol): Avoid using or creating
8052 the MIPS16 GP pseudo register if no_new_pseudos.
8053 (mips16_gp_pseudo_reg): Use gen_load_const_gp.
8055 2007-03-31 Andrew Pinski <andrew_pinski@playstation.sony.com>
8058 * config/rs6000/rs6000.md (call): Convert to LR hard reg for
8060 (call_value): Likewise.
8062 2007-03-31 Wolfgang Bangerth <bangerth@dealii.org>
8063 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8066 * doc/invoke.texi: (optimization options): Reword description
8067 of -ffast-math. Document its primary purpose.
8069 2007-03-31 Richard Guenther <rguenther@suse.de>
8071 * omp-low.c (splay-tree.h): Include.
8072 (lookup_decl): Replace splay-tree usage by pointer-map.
8073 (maybe_lookup_decl): Likewise.
8074 (new_omp_context): Likewise.
8075 (delete_omp_context): Likewise.
8076 * gimplify.c (splay-tree.h): Include.
8077 * tree-inline.c (insert_decl_map): Replace splay-tree usage by
8079 (remap_ssa_name): Likewise.
8080 (remap_decl): Likewise.
8081 (remap_type_1): Likewise.
8082 (remap_type): Likewise.
8083 (copy_body_r): Likewise.
8084 (expand_call_inline): Likewise.
8085 (clone_body): Likewise.
8086 (copy_tree_r): Likewise.
8087 (remap_save_expr): Likewise.
8088 (unsave_r): Likewise.
8089 (unsave_expr_now): Likewise.
8090 (tree_function_versioning): Likewise.
8091 (build_duplicate_type): Likewise.
8092 * tree-inline.h (pointer-set.h): Include instead of splay-tree.h.
8093 (struct copy_body_data): Replace splay-tree by pointer-map.
8094 * Makefile.in (TREE_INLINE_H): Depend on pointer-map.h,
8095 not $(SPLAY_TREE_H).
8096 (gimplify.o): Depend on $(SPLAY_TREE_H).
8097 (omp-low.p): Likewise.
8099 2007-03-31 Anatoly Sokolov <aesok@post.ru>
8101 * config/avr/predicates.md (even_register_operand,
8102 odd_register_operand): New predicates.
8103 * config/avr/avr.md (movw peephole2): New.
8104 (movw_r peephole2): New.
8106 2007-03-30 Rafael Avila de Espindola <espindola@google.com>
8108 * tree.h (get_signed_or_unsigned_type): New.
8109 * fold-const.c (operand_equal_for_comparison_p): Use
8110 get_signed_or_unsigned_type instead of
8111 lang_hooks.types.signed_or_unsigned_type.
8112 * expr.c (store_expr): Ditto.
8113 * langhooks.c (get_signed_or_unsigned_type): New.
8114 (lhd_signed_or_unsigned_type): New.
8115 * langhooks.h (lhd_signed_or_unsigned_type): New.
8116 * langhooks-def.h (LANG_HOOKS_SIGNED_OR_UNSIGNED_TYPE): Define.
8118 2007-03-30 Richard Henderson <rth@redhat.com>
8120 * tree-ssa-loop-ivopts.c: Include target.h.
8121 (produce_memory_decl_rtl): Pass the rtx through encode_section_info.
8122 (get_address_cost): Force SYMBOL_FLAG_LOCAL set.
8123 (force_expr_to_var_cost): Use produce_memory_decl_rtl.
8124 * Makefile.in (tree-ssa-loop-ivopts.o): Depend on TARGET_H.
8126 2007-03-30 Richard Henderson <rth@redhat.com>
8127 Kai Tietz <kai.tietz@onevision.com>
8129 * config/i386/cygming.h (DWARF2_DEBUGGING_INFO): Enable by
8131 (PREFERRED_DEBUGGING_TYPE): Prefer dwarf2 for 64-bit.
8132 (TARGET_64BIT_MS_ABI): New.
8133 (DBX_REGISTER_NUMBER): Handle 64-bit.
8134 (SIZE_TYPE, PTRDIFF_TYPE): Use long long for 64-bit.
8135 (LONG_TYPE_SIZE): Force to 32.
8136 (REG_PARM_STACK_SPACE): New.
8137 (OUTGOING_REG_PARM_STACK_SPACE): New.
8138 (REGPARM_MAX, SSE_REGPARM_MAX): New.
8139 (HANDLE_PRAGMA_PUSH_POP_MACRO): New.
8140 (STACK_BOUNDARY): Use 128 for 64-bit.
8141 * config/i386/cygwin.asm: Use push/ret to preserve call stack.
8142 Add 64-bit implementation.
8143 * config/i386/gthr-win32.c (__gthr_win32_key_create): Mark dtor
8145 * config/i386/i386.c (x86_64_ms_abi_int_parameter_registers): New.
8146 (override_options): Set ix86_cmodel for TARGET_64BIT_MS_ABI.
8147 Warn for -mregparm, -mrtd in 64-bit mode; force ix86_regparm
8148 for 64-bit; use TARGET_SUBTARGET64_DEFAULT.
8149 (ix86_handle_cconv_attribute): Don't warn when ignoring if
8150 TARGET_64BIT_MS_ABI.
8151 (ix86_function_arg_regno_p): Handle TARGET_64BIT_MS_ABI.
8152 (ix86_pass_by_reference): Likewise.
8153 (ix86_function_value_regno_p): Likewise.
8154 (ix86_build_builtin_va_list): Likewise.
8155 (ix86_va_start, ix86_gimplify_va_arg): Likewise.
8156 (function_arg_advance_ms_64): New.
8157 (function_arg_advance): Call it.
8158 (function_arg_ms_64): New.
8159 (function_arg): Call it.
8160 (function_value_ms_64): New.
8161 (ix86_function_value_1): Call it.
8162 (return_in_memory_ms_64): New.
8163 (ix86_return_in_memory): Call it.
8164 (setup_incoming_varargs_ms_64): New.
8165 (ix86_setup_incoming_varargs): Call it.
8166 (ix86_expand_prologue): Handle 64-bit stack probing.
8167 (legitimize_pic_address): Handle TARGET_64BIT_MS_ABI.
8168 (output_pic_addr_const): Likewise.
8169 (x86_this_parameter): Likewise.
8170 (x86_output_mi_thunk): Likewise.
8171 (x86_function_profiler): Likewise.
8172 (TARGET_STRICT_ARGUMENT_NAMING): New.
8173 * config/i386/i386.h (TARGET_SUBTARGET64_DEFAULT): New.
8174 (TARGET_64BIT_MS_ABI): New.
8175 (CONDITIONAL_REGISTER_USAGE): Handle TARGET_64BIT_MS_ABI.
8176 * config/i386/i386.md (allocate_stack_worker): Remove.
8177 (allocate_stack_worker_32): Rename from allocate_stack_worker_1;
8178 describe the clobber of eax without a match_scratch.
8179 (allocate_stack_worker_postreload): Remove.
8180 (allocate_stack_worker_64): Rename from allocate_stack_worker_rex64;
8181 describe the clobbers of rax, r10, r11 properly; use __chkstk symbol.
8182 (allocate_stack_worker_rex64_postreload): Remove.
8183 (allocate_stack): Handle 64-bit.
8184 * config/i386/i386elf (TARGET_SUBTARGET_DEFAULT): Remove.
8185 * config/i386/mingw32.h (TARGET_VERSION): Set correctly for 64-bit.
8186 (EXTRA_OS_CPP_BUILTINS): Handle 64-bit.
8187 (STANDARD_INCLUDE_DIR): Handle TARGET_64BIT_DEFAULT.
8188 (STANDARD_STARTFILE_PREFIX_1): Likewise.
8189 * config/i386/unix.h (TARGET_SUBTARGET64_DEFAULT): New.
8190 * config.build (x86_64-*-mingw*): New host.
8191 * config.host (x86_64-*-mingw*): New host.
8192 * config.gcc (x86_64-*-mingw*): New target.
8193 * gthr-win32.h (__gthread_key_create): Mark dtor unused.
8195 2007-03-30 Richard Henderson <rth@redhat.com>
8196 Kai Tietz <kai.tietz@onevision.com>
8198 * c-pragma.c (struct def_pragma_macro_value): New.
8199 (struct def_pragma_macro): New.
8200 (pushed_macro_table): New.
8201 (dpm_hash, dpm_eq): New.
8202 (handle_pragma_push_macro, handle_pragma_pop_macro): New.
8203 (init_pragma): Install them.
8204 * doc/tm.texi (HANDLE_PRAGMA_PUSH_POP_MACRO): New.
8206 2007-03-30 Anatoly Sokolov <aesok@post.ru>
8208 * config/avr/avr.c (avr_override_options): Clear
8209 'flag_delete_null_pointer_checks'.
8211 2007-03-30 Paolo Carlini <pcarlini@suse.de>
8214 * c-common.h (enum rid): Add RID_HAS_NOTHROW_ASSIGN,
8215 RID_HAS_NOTHROW_CONSTRUCTOR, RID_HAS_NOTHROW_COPY,
8216 RID_HAS_TRIVIAL_ASSIGN, RID_HAS_TRIVIAL_CONSTRUCTOR,
8217 RID_HAS_TRIVIAL_COPY, RID_HAS_TRIVIAL_DESTRUCTOR,
8218 RID_HAS_VIRTUAL_DESTRUCTOR, RID_IS_ABSTRACT, RID_IS_BASE_OF,
8219 RID_IS_CONVERTIBLE_TO, RID_IS_CLASS, RID_IS_EMPTY, RID_IS_ENUM,
8220 RID_IS_POD, RID_IS_POLYMORPHIC, RID_IS_UNION, as
8222 * doc/extend.texi (Extensions to the C++ Language): Add Type Traits.
8224 2007-03-30 Steven Bosscher <steven@gcc.gnu.org>
8226 * regmove.c: Move all of pass_stack_adjustments from here...
8227 * combine-stack-adj.c: ...to this new file.
8228 * Makefile.in: Add rules for combine-stack-adj.o.
8230 2007-03-30 Zdenek Dvorak <dvorakz@suse.cz>
8232 PR tree-optimization/31383
8233 * tree-data-ref.c (affine_function_equal_p): Do not require the vectors
8234 to have the same length.
8236 2007-03-30 Jan Hubicka <jh@suse.cz>
8239 * dwarf2out.c (reference_to_unused): Ask cgraph for functions
8240 availablility; add more sanity checking; ask varpool only about
8243 2007-03-29 Richard Henderson <rth@redhat.com>
8245 * unwind-generic.h (_sleb128_t, _uleb128_t): Don't use HAVE_LONG_LONG
8246 to decide, but __SIZEOF_LONG_LONG__.
8248 2007-03-29 Richard Henderson <rth@redhat.com>
8250 * emutls.c (struct __emutls_array): New.
8251 (emutls_destroy): Use it instead of casting element 0 from void*.
8252 (__emutls_get_address): Likewise.
8254 2007-03-29 Richard Henderson <rth@redhat.com>
8256 * varasm.c (initializer_constant_valid_p): Don't deny
8257 DECL_DLLIMPORT_P on functions.
8259 * config/i386/cygming.h: Remove function declarations.
8260 (SUBTARGET_ENCODE_SECTION_INFO): Don't undef first.
8261 (ASM_OUTPUT_LABELREF): Remove.
8262 (COMMON_ASM_OP): Remove.
8263 (ASM_OUTPUT_COMMON): Remove.
8264 (ASM_OUTPUT_ALIGNED_DECL_COMMON): New.
8265 (ASM_DECLARE_OBJECT_NAME): Use i386_pe_maybe_record_exported_symbol.
8266 (ASM_DECLARE_FUNCTION_NAME): Likewise.
8267 * config/i386/i386-interix.h (SUBTARGET_ENCODE_SECTION_INFO):
8268 Rename from TARGET_ENCODE_SECTION_INFO.
8269 * config/i386/netware.h: Likewise.
8270 * config/i386/i386-protos.h: Update.
8271 * config/i386/i386.c (ix86_function_ok_for_sibcall): Turn ifdef
8272 of TARGET_DLLIMPORT_DECL_ATTRIBUTES into straight if.
8273 (legitimate_constant_p): Reject dllimports.
8274 (dllimport_map, get_dllimport_decl): New.
8275 (legitimize_dllimport_symbol): New.
8276 (legitimize_address, ix86_expand_move): Use it.
8277 (TARGET_BINDS_LOCAL_P): Redefine for TARGET_DLLIMPORT_DECL_ATTRIBUTES.
8278 * config/i386/i386.h (DLL_IMPORT_EXPORT_PREFIX): Remove.
8279 (SYMBOL_FLAG_DLLIMPORT, SYMBOL_REF_DLLIMPORT_P): New.
8280 (SYMBOL_FLAG_DLLEXPORT, SYMBOL_REF_DLLEXPORT_P): New.
8281 * config/i386/predicates.md (constant_call_address_operand): Only
8282 accept symbols; reject dllimport_p symbols.
8283 * config/i386/uwin.h (ASM_DECLARE_FUNCTION_NAME): Use
8284 i386_pe_maybe_record_exported_symbol.
8285 * config/i386/winnt.c (DLL_IMPORT_PREFIX, DLL_EXPORT_PREFIX): Remove.
8286 (i386_pe_determine_dllexport_p): Rename from i386_pe_dllexport_p.
8287 (i386_pe_determine_dllimport_p): Rename from i386_pe_dllimport_p;
8288 trust the setting of DECL_DLLIMPORT_P.
8289 (i386_pe_dllexport_name_p, i386_pe_dllimport_name_p): Remove.
8290 (i386_pe_mark_dllexport, i386_pe_mark_dllimport): Remove.
8291 (gen_stdcall_or_fastcall_suffix): Return NULL if no change required;
8292 tidy the argument scanning loop.
8293 (i386_pe_encode_section_info): Set SYMBOL_FLAG_DLLIMPORT and
8294 SYMBOL_FLAG_DLLEXPORT in SYMBOL_REF_FLAGS.
8295 (i386_pe_strip_name_encoding): Remove.
8296 (i386_pe_binds_local_p): New.
8297 (i386_pe_strip_name_encoding_full): Use default_strip_name_encoding.
8298 (i386_pe_output_labelref): Remove.
8299 (i386_pe_asm_output_aligned_decl_common): New.
8300 (i386_pe_maybe_record_exported_symbol): Rename from
8301 i386_pe_record_exported_symbol; check for dllexported symbols.
8303 2007-03-29 Zack Weinberg <zack@mrtock.ucsd.edu>
8305 * gengtype.c (oprintf): Mostly revert changes from 2007-03-26;
8306 add comment explaining why vsnprintf cannot be used.
8308 2007-03-29 Douglas Gregor <doug.gregor@gmail.com>
8310 PR tree-optimization/30666
8311 * tree.c (build_complex_type): When creating type names for DWARF2
8312 debug info, create TYPE_DECLs for TYPE_NAME instead of
8314 (build_common_tree_nodes_2): Use build_complex_type when building
8315 predefined complex types, to preserve canonical types.
8317 2007-03-29 Steven Bosscher <steven@gcc.gnu.org>
8319 * ifcvt.c (struct noce_if_info): Add then_else_reversed field.
8320 (noce_get_alt_condition): Look at it to determine whether to
8321 reverse the condition or not.
8322 (noce_get_condition): Substitute the truth for lies.
8323 (noce_find_if_block): Set the then_else_reversed field.
8325 2007-03-29 Lars Poeschel <larsi@wh2.tu-dresden.de>
8327 * config/fr30/fr30.md (movdi): Do not accept immediates as the
8328 destination of this insn.
8329 * config/fr30/fr30.c (fr30_move_double): Use emit_move_insn rather
8330 than calling gen_rtx_SET directly. Use r0 to hold the value of
8331 'address + 4' rather than a stack based temporary which can be
8334 2007-03-29 Andreas Krebbel <krebbel1@de.ibm.com>
8336 * config/s390/s390.c (s390_secondary_input_reload_class,
8337 s390_secondary_output_reload_class): Functions removed.
8338 (s390_secondary_reload): New function.
8339 (TARGET_SECONDARY_RELOAD): Target macro defined.
8340 * config/s390/s390.h (SECONDARY_INPUT_RELOAD_CLASS,
8341 SECONDARY_OUTPUT_RELOAD_CLASS): Macro definitions removed.
8342 * config/s390/s390.md ("reload_outti", "reload_outdi",
8343 "reload_indi", "reload_insi", "reload_out<mode>", "reload_in<mode>",
8344 "reload_out<mode>"): Expanders removed.
8345 ("reload<mode>_plus", "reload<mode>_nonoffmem_in",
8346 "reload<mode>_nonoffmem_out"): Expanders added.
8348 2007-03-29 Andreas Krebbel <krebbel1@de.ibm.com>
8350 * regmove.c (optimize_reg_copy_1): Don't perform DEST->SRC repair action if
8351 SRC->DEST replacement failed anyway.
8353 2007-03-28 Mike Stump <mrs@apple.com>
8355 * config/darwin9.h (ASM_OUTPUT_ALIGNED_COMMON): Add.
8356 * config/darwin.h (MAX_OFILE_ALIGNMENT): Fix.
8357 * config/rs6000/darwin.h (ASM_OUTPUT_ALIGNED_COMMON): Removed #undef.
8359 2007-03-28 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
8361 * config.gcc: Accept barcelona as a variant of amdfam10.
8362 * config/i386/i386.c (override_options): Likewise.
8363 * doc/invoke.texi: Likewise.
8365 2007-03-28 Eric Botcazou <ebotcazou@adacore.com>
8367 * tree-dfa.c (get_ref_base_and_extent): Do not expect positive
8368 offsets for BIT_FIELD_REF and COMPONENT_REF.
8370 2007-03-28 Richard Guenther <rguenther@suse.de>
8372 * tree.c (is_global_var): Move ...
8373 * tree-flow-inline.h (is_global_var): ... here.
8374 * tree.h (is_global_var): Remove declaration.
8376 2007-03-28 Uros Bizjak <ubizjak@gmail.com>
8378 * config/i386/i386.h (X86_TUNE_PROMOTE_HIMODE_IMUL): New tuning
8380 (TARGET_TUNE_PROMOTE_HIMODE_IMUL): New define. Use new tuning option.
8381 * config/i386/i386.c (ix86_tune_features): Initialize new
8383 * config/i386/predicates.md (promotable_binary_operator): Use
8384 TARGET_TUNE_PROMOTE_HIMODE_IMUL.
8386 2007-03-28 Grigory Zagorodnev <grigory_zagorodnev@linux.intel.com>
8389 * config/i386/sse.md (uminv16qi3): Use UMIN instead of UMAX.
8391 2007-03-28 Lars Poeschel <larsi@wh2.tu-dresden.de>
8393 * config/fr30/fr30.md (movsi_internal): Change destination
8394 constraint from m to V and add m to the end.
8396 2007-03-28 Christian Bruel <christian.bruel@st.com>
8398 * config/sh/sh.md (movsi_i): Fix type attribute.
8400 2007-03-28 Christian Bruel <christian.bruel@st.com>
8402 * config/sh/sh.md (movsi_ie): Fix memory constraints attribute length.
8403 (movsf_ie): Likewise.
8405 2007-03-28 Christian Bruel <christian.bruel@st.com>
8407 * config.gcc: Add sh4-300 to multilib.
8408 * config/sh/t-mlib-sh4-300: New file.
8410 2007-03-28 Andreas Krebbel <krebbel1@de.ibm.com>
8412 * config/s390/s390.md ("fix_trunc<mode>di2"): New expander.
8413 ("fix_trunc<DFP:mode>di2_dfp"): New insn definition renamed from
8415 ("fixuns_truncdddi2", "fixuns_trunctddi2"): Use
8416 fix_trunc<DFP:mode>di2_dfp instead of fix_trunc<mode>di2.
8417 ("fix_truncdfsi2", "fix_truncsfsi2", "fixuns_truncdddi2",
8418 "fixuns_trunctddi2"): Whitespace fix.
8420 2007-03-28 Kaz Kojima <kkojima@gcc.gnu.org>
8422 * config/sh/sh.h (CALL_COOKIE_RET_TRAMP_SHIFT): Move after
8423 the definition of struct sh_args.
8424 (CALL_COOKIE_RET_TRAMP, CALL_COOKIE_STACKSEQ_SHIFT,
8425 CALL_COOKIE_INT_REG_GET): Likewise.
8427 2007-03-28 Steven Bosscher <steven@gcc.gnu.org>
8429 * ifcvt.c (cond_exec_find_if_block): Return FALSE if no
8430 transformations are applied successfully.
8432 2007-03-27 Douglas Gregor <doug.gregor@gmail.com>
8434 * tree.c (tree_contains_struct): Permit 512 tree codes.
8435 * tree.h (tree_contains_struct): Ditto.
8436 (MAX_TREE_CODES): Ditto.
8437 (struct tree_base): Make CODE 16 bits, instead of 8 bits. Add
8438 SPARE member to store remaining padding bits.
8440 2007-03-27 Anatoly Sokolov <aesok@post.ru>
8442 * config/avr/avr.c (avr_mcu_types): Move at90usb82 device to 'avr4'
8445 2007-03-27 Janis Johnson <janis187@us.ibm.com>
8447 * configure.ac: Fix assembler test for powerpc*-linux decimal float.
8448 * configure: Regenerate.
8450 * configure: Regenerate using the correct version of autoconf.
8452 2007-03-27 Anatoly Sokolov <aesok@post.ru>
8454 * config/avr/avr.c (avr_hard_regno_mode_ok): Disallow QImode in stack
8456 * config/avr/avr.h (REGISTER_NAMES): Rename "__SPL__" and "__SPH__"
8457 regs to "__SP_L__" and "__SP_H__".
8459 2007-03-27 Richard Guenther <rguenther@suse.de>
8461 * tree-dfa.c (get_ref_base_and_extent): Replace bit_offset and
8462 computations with it with a HOST_WIDE_INT variable.
8464 2007-03-26 Mike Stump <mrs@apple.com>
8466 * config/rs6000/darwin.h (DARWIN_MINVERSION_SPEC): Add
8467 objective-c-header, objective-c++-header and objc++-cpp-output
8469 * config/i386/darwin.h (DARWIN_MINVERSION_SPEC): Likewise.
8471 2007-03-26 Richard Henderson <rth@redhat.com>
8474 * config/i386/i386.c (IX86_BUILTIN_PSLLDQ128, IX86_BUILTIN_PSLLW128,
8475 IX86_BUILTIN_PSLLD128, IX86_BUILTIN_PSLLQ128, IX86_BUILTIN_PSRAW128,
8476 IX86_BUILTIN_PSRAD128, IX86_BUILTIN_PSRLW128, IX86_BUILTIN_PSRLD128,
8477 IX86_BUILTIN_PSRLQ128): New.
8478 (ix86_init_mmx_sse_builtins): Add them.
8479 (ix86_expand_builtin): Expand them.
8480 * config/i386/sse.md (ashr<mode>3, lshr<mode>3, ashl<mode>3): Make
8481 operand 2 be TImode.
8482 * config/i386/emmintrin.h (_mm_slli_epi64, _mm_srai_epi16,
8483 _mm_srai_epi32, _mm_srli_epi16, _mm_srli_epi32,
8484 _mm_srli_epi64): Mark __B const.
8485 (_mm_srli_si128, _mm_srli_si128): Fix disabled inline versions.
8486 (_mm_sll_epi16, _mm_sll_epi32, _mm_sll_epi64, _mm_sra_epi16,
8487 _mm_sra_epi32, _mm_srl_epi16, _mm_srl_epi32, _mm_srl_epi64): Use
8488 new two-vector shift builtins.
8490 2007-03-26 Ian Lance Taylor <iant@google.com>
8492 PR tree-optimization/31345
8493 * tree-vrp.c (extract_range_from_binary_expr): Turn ranges like
8494 [+INF, +INF(OVF)] into VARYING.
8496 2007-03-26 Zack Weinberg <zackw@panix.com>
8498 * gengtype-parse.c: New file.
8499 * gengtype-yacc.y: Delete.
8500 * gengtype-lex.l: Don't include gengtype-yacc.h.
8501 Define YY_DECL and yyterminate appropriately for recursive
8502 descent parser. yylval is now a string out-parameter to yylex.
8503 (HWS, EOID): New shorthand.
8504 (IWORD): Add a couple more types.
8505 (yylex): Add a setup stanza. Remove the complex rules for
8506 detecting GTY'ed types and typedefs; replace with simple
8507 keyword detectors. Adjust everything for the changed
8508 definition of yylval. Ignore all pp-directives, not just #define.
8510 (parse_file): Rename yybegin; do not call yyparse.
8512 * gengtype.c (xasprintf): Export again.
8513 (this_file): New. Use everywhere __FILE__ was being used.
8514 (get_lang_bitmap): Special case types defined in gengtype.c.
8515 (do_typedef, new_structure): Suppress definition of certain types.
8516 (new_structure): Improve diagnostics of duplicate definitions.
8517 Make sure location_s is associated with input.h.
8518 (nreverse_pairs, define_location_structures): New functions.
8519 (main): Improve tagging of kludge types. Remove old kludges
8520 for input.h types; use define_location_structures.
8521 * gengtype.h: Update prototypes. Define token codes here.
8522 * Makefile.in: Remove all references to gengtype-yacc.
8523 Add rules for gengtype-parse.o. Adjust rules for gengtype-lex.o
8525 * bitmap.h (struct bitmap_head_def): Coalesce definitions,
8526 add GTY((skip)) to the field that's only conditionally there.
8527 * doc/install.texi: Document that Bison is no longer required
8528 unless building treelang.
8530 * gengtype.c: Don't include gtyp-gen.h.
8531 (srcdir): Declare here.
8532 (base_files, lang_dir_names): Allocate dynamically.
8533 (gt_files, num_gt_files, num_lang_dirs): New globals.
8534 (measure_input_list, read_input_line, read_input_list)
8535 (set_lang_bitmap): New functions.
8536 (get_base_file_bitmap): Rename get_lang_bitmap and drastically
8537 simplify, relying on read_input_list to set up the bitmaps.
8538 (main): Arguments are no longer unused. Check for correct number
8539 of command line arguments, set srcdir and srcdir_len, then call
8540 read_input_list, before doing anything else. No need to worry
8541 about duplicates in main loop.
8542 * configure.ac: Simplify the calculation of all_gtfiles.
8543 Put language tags in there. Don't set or substitute
8544 all_gtfiles_files_langs or all_gtfiles_files_frags.
8545 * Makefile.in: Revamp the way gengtype is invoked, now that it
8546 takes a file on its command line with a much simpler format.
8547 Remove or replace with gtyp-input.list all references to gtyp-gen.h.
8548 (GTFILES): Remove duplicates and C source files.
8549 * c-config-lang.in, cp/config-lang.in, objc/config-lang.in
8550 * objcp/config-lang.in: Add c-pragma.h to gtfiles.
8551 * configure: Regenerate.
8553 * gengtype.h: Remove all type definitions to gengtype.c; leave
8554 only definitions of options_p, type_p, and pair_p as opaque
8555 pointers. Update prototypes.
8556 * gengtype.c: Many type definitions moved here from gengtype.h.
8557 Consolidate type definitions at the top of the file.
8558 (xvasprintf): Delete.
8559 (xasprintf): Make static.
8560 (create_nested_pointer_option): Add 'next' parameter.
8561 (create_field_all, create_field_at): New functions.
8562 (create_field): Now a thin wrapper around create_field_all.
8563 (create_optional_field): Rename create_optional_field_ and add
8564 line argument. Original name is now a macro which supplies
8566 (oprintf): Use vsnprintf directly.
8567 (close_output_files): Use fatal rather than perror/exit.
8568 (note_def_vec, note_def_vec_alloc): Use create_field_at.
8569 (main): Set progname. Don't use exit.
8570 * gengtype-yacc.y (struct_fields): Use create_field_at.
8571 (option, optionseqopt): Delete.
8572 (optionseq): Consolidate productions from option here so we
8573 can use the first argument to create_option.
8575 * gengtype-lex.l: Distinguish unions from structures in the
8576 token type. Don't call find_structure; return the tag as a string.
8577 * gengtype-yacc.y: Add new token types ENT_TYPEDEF_UNION and ENT_UNION.
8578 Type of these, ENT_TYPEDEF_STRUCT, and ENT_STRUCT is string.
8579 Reorganize typedef_struct production accordingly.
8580 Use create_nested_ptr_option.
8581 * gengtype.c (create_nested_ptr_option): New function.
8582 * gengtype.h: Declare it.
8584 * gengtype.h (struct type): Replace 'sc' with boolean, scalar_is_char.
8585 (string_type): Don't declare.
8586 (do_scalar_typedef): Declare.
8587 (create_scalar_type): Update prototype.
8588 * gengtype.c (string_type): Make static.
8589 (scalar_nonchar, scalar_char): New.
8590 (do_scalar_typedef): Export. Always use scalar_nonchar for the type.
8591 (resolve_typedef): Use scalar_nonchar for error recovery.
8592 (create_scalar_type): Remove name_len field. Return scalar_char
8593 or scalar_nonchar as appropriate.
8594 (adjust_field_type): Look at scalar_is_char boolean to decide whether
8596 (throughout): Use scalar_nonchar instead of calling create_scalar_type,
8598 (main): Initialize scalar_char and scalar_nonchar before calling
8600 * gengtype-lex.l: Adjust for removal of second argument to
8601 create_scalar_type. Use yylval.s instead of yylval.t when
8603 * gengtype-yacc.y: Type of SCALAR is string. Call
8604 create_scalar_type from type:SCALAR rule. Adjust for removal of
8605 second argument to create_scalar_type.
8607 * vec.h: Remove all #if IN_GENGTYPE blocks.
8608 Add comment saying that changes may require adjustments to gengtype.
8609 * gengtype.c: Don't include coretypes.h or tm.h.
8610 Add comment to inclusion of errors.h.
8611 (note_def_vec, note_def_vec_alloc): New functions.
8612 * gengtype.h: Declare new functions.
8613 * gengtype-lex.l: Don't include coretypes.h.
8614 (YY_INPUT, macro_input, push_macro_expansion, mangle_macro_name):
8616 (update_lineno): Remove unnecessary prototype.
8617 (DEF_VEC_* rules): Simplify using note_def_vec / note_def_vec_alloc.
8618 (VEC rule): Just return VEC_TOKEN.
8619 * gengtype-yacc.y (VEC_TOKEN): New token type.
8620 (type): Add a production for VEC(a,b).
8621 * Makefile.in: Update dependencies.
8623 * gengtype-lex.l: Remove rules for parsing pointer-to-function
8624 typedefs that use the old PARAMS macro.
8626 * gengtype-lex.l: Remove all rules and states relating to yacc
8628 * gengtype-yacc.y: Similarly.
8629 * gengtype.c (note_yacc_type): Delete function.
8630 * gengtype.h: Update prototypes.
8632 2007-03-26 Joseph Myers <joseph@codesourcery.com>
8634 * tree-pretty-print.c (dump_generic_node): Report precision of
8635 unnamed integer types.
8637 2007-03-26 Steven Bosscher <steven@gcc.gnu.org>
8639 * ifcvt.c (noce_try_store_flag_constants): Don't check
8640 no_new_pseudos here.
8641 (noce_try_store_flag_constants): Don't check no_new_pseudos.
8642 (noce_try_addcc, noce_try_store_flag_mask, noce_try_cmove_arith,
8643 noce_try_cmove_arith, noce_try_minmax, noce_try_abs,
8644 noce_try_sign_mask): Likewise.
8645 (if_convert): Check no_new_pseudos here.
8647 (cond_exec_process_if_block, noce_process_if_block, find_if_block):
8649 (struct noce_if_info): Add then_bb, else_bb, join_bb members.
8650 (noce_get_condition): Handle new then_else_reversed argument.
8651 (noce_init_if_info): Remove, fold into noce_find_if_block.
8652 (noce_process_if_block): Take a struct noce_if_info as the
8653 argument. Don't set up one based on ce_if_info. Update pointer
8654 references accordingly.
8655 (cond_move_process_if_block): Likewise.
8656 (process_if_block): Removed.
8657 (find_if_block): Removed. Move functionality two new functions,
8658 noce_find_if_block and cond_exec_find_if_block.
8659 (noce_find_if_block): New function. Be aware of IF-THEN-JOIN
8660 blocks and the symmetric IF-ELSE-JOIN case.
8661 (cond_exec_find_if_block): Also new function mostly based on old
8662 find_if_block and process_if_block.
8663 (find_if_header): Replace find_if_block call with separately
8664 guarded calls to noce_find_if_block and cond_exec_find_if_block.
8665 (find_cond_trap): Update noce_get_condition call.
8666 (dead_or_predicable): Likewise.
8668 2007-03-26 Jakub Jelinek <jakub@redhat.com>
8670 * config/i386/i386.c (IX86_BUILTIN_CMPNEPD, IX86_BUILTIN_CMPNESD):
8672 (IX86_BUILTIN_PSLLW128, IX86_BUILTIN_PSLLD128, IX86_BUILTIN_PSLLQ128,
8673 IX86_BUILTIN_PSRAW128, IX86_BUILTIN_PSRAD128, IX86_BUILTIN_PSRLW128,
8674 IX86_BUILTIN_PSRLD128, IX86_BUILTIN_PSRLQ128): Remove.
8675 (ix86_init_mmx_sse_builtins): Remove v8hi_ftype_v8hi_v2di and
8676 v4si_ftype_v4si_v2di. Remove __builtin_ia32_psllw128,
8677 __builtin_ia32_pslld128, __builtin_ia32_psllq128,
8678 __builtin_ia32_psrlw128, __builtin_ia32_psrld128,
8679 __builtin_ia32_psrlq128, __builtin_ia32_psraw128 and
8680 __builtin_ia32_psrad128 builtins.
8682 2007-03-26 Uros Bizjak <ubizjak@gmail.com>
8684 * reg-stack.c (replace_reg): Use IN_RANGE macro in gcc_assert().
8685 * config/i386/constraints.md
8686 (define_constraint "I"): Use IN_RANGE macro.
8687 (define_constraint "J"): Ditto.
8688 (define_constraint "K"): Ditto.
8689 (define_constraint "M"): Ditto.
8690 (define_constraint "N"): Ditto.
8691 (define_constraint "O"): Ditto.
8692 * config/i386/predicates.md
8693 (define_predicate "register_no_elim_operand"): Use IN_RANGE macro.
8694 (define_predicate "const_0_to_3_operand"): Ditto.
8695 (define_predicate "const_0_to_7_operand"): Ditto.
8696 (define_predicate "const_0_to_15_operand"): Ditto.
8697 (define_predicate "const_0_to_63_operand"): Ditto.
8698 (define_predicate "const_0_to_255_operand"): Ditto.
8699 (define_predicate "const_1_to_31_operand"): Ditto.
8700 (define_predicate "const_2_to_3_operand"): Ditto.
8701 (define_predicate "const_4_to_7_operand"): Ditto.
8703 2007-03-25 David Edelsohn <edelsohn@gnu.org>
8705 * config/rs6000/rs6000.c (rs6000_emit_prologue): Always clobber LR
8706 in SImode for save_world.
8707 * config/rs6000/altivec.md (save_world, restore_world): Convert to
8710 2007-03-25 Dorit Nuzman <dorit@il.ibm.com>
8712 PR tree-optimization/30784
8713 * fold-const.c (fold_ternary): Handle CONSTRUCTOR in case
8716 2007-03-25 Revital Eres <eres@il.ibm.com>
8718 * tree-if-conv.c (if_convertible_gimple_modify_stmt_p):
8719 Fold movement_possibility function into it.
8721 2007-03-25 David Edelsohn <edelsohn@gnu.org>
8723 * config/rs6000/darwin.md (load_macho_picbase): Ignore operand 0.
8724 (load_macho_picbase_{si,di}): Convert to LR hard reg.
8725 (call_indirect_nonlocal_darwin64): Same.
8726 (call_nonlocal_darwin64): Same.
8727 (call_value_indirect_nonlocal_darwin64): Same.
8728 (call_value_nonlocal_darwin64): Same.
8729 (sibcall_nonlocal_darwin64): Same.
8730 (sibcall_value_nonlocal_darwin64): Same.
8731 (sibcall_symbolic_64): Same.
8732 (sibcall_value_symbolic_64): Same.
8733 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Remove
8735 (rs6000_emit_load_toc_table): Same.
8736 * config/rs6000/altivec.md (restore_world): Convert to LR hard reg.
8737 * config/rs6000/rs6000.md (mulh_call): Convert to LR hard reg.
8743 (load_toc_v4_pic_si): Same
8744 (load_toc_v4_PIC_1): Same.
8745 (load_toc_v4_PIC_1b): Same.
8746 (call_indirect_aix{32,64}): Same.
8747 (call_value_indirect_aix{32,64}): Same.
8750 (call_local{32,64}): Same.
8751 (call_value_local{32,64}): Same.
8752 (call_indirect_nonlocal_aix{32,64}): Same.
8753 (call_nonlocal_aix{32,64}): Same.
8754 (call_value_indirect_nonlocal_aix{32,64}): Same.
8755 (call_value_nonlocal_aix{32,64}): Same.
8756 (call_indirect_nonlocal_sysv<mode>): Same.
8757 (call_nonlocal_sysv<mode>): Same.
8758 (call_value_indirect_nonlocal_sysv<mode>): Same.
8759 (call_value_nonlocal_sysv<mode>): Same.
8761 (sibcall_local{32,64}): Same.
8762 (sibcall_value_local{32,64}): Same.
8763 (sibcall_nonlocal_aix{32,64}): Same.
8764 (sibcall_value_nonlocal_aix{32,64}): Same.
8765 (sibcall_nonlocal_sysv<mode>): Same.
8766 (sibcall_value): Same.
8767 (sibcall_value_nonlocal_sysv<mode>): Same.
8769 2007-03-24 Paul Brook <paul@codesourcery.com>
8771 * config/arm/lib1funcs.asm (div0): Use ARM_FUNC_START and do_push.
8772 * config/arm/linux-eabi.h: Remove legacy syscall hack.
8774 2007-03-24 Richard Henderson <rth@redhat.com>
8776 * config/ia64/constraints.md: New file.
8777 * config/ia64/predicates.md: Replace CONST_OK_FOR_? with
8778 satisfies_constraint_?.
8779 * config/ia64/ia64.c (ia64_move_ok, ia64_legitimate_constant_p,
8780 ia64_reload_gp, spill_restore_mem, ia64_expand_prologue,
8781 ia64_expand_epilogue, ia64_split_return_addr_rtx, ia64_rtx_costs,
8782 ia64_output_mi_thunk): Likewise.
8783 (ia64_const_ok_for_letter_p): Remove.
8784 (ia64_const_double_ok_for_letter_p): Remove.
8785 (ia64_extra_constraint): Remove.
8786 * config/ia64/ia64.h (REG_CLASS_FROM_LETTER): Remove.
8787 (CONST_OK_FOR_I, CONST_OK_FOR_J, CONST_OK_FOR_K, CONST_OK_FOR_L,
8788 CONST_OK_FOR_M, CONST_OK_FOR_N, CONST_OK_FOR_O, CONST_OK_FOR_P,
8789 CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_G,
8790 CONST_DOUBLE_OK_FOR_LETTER_P, EXTRA_CONSTRAINT,
8791 EXTRA_MEMORY_CONSTRAINT): Remove.
8792 * config/ia64/ia64.md: Include constriants.md. Replace
8793 CONST_OK_FOR_? with satisfies_constraint_?.
8795 2007-03-23 Michael Meissner <michael.meissner@amd.com>
8796 H.J. Lu <hongjiu.lu@intel.com>
8798 * config/dfp-bit.h (DPD_BID_NAME): New macro to give either the
8800 (name macros): Use DPD_BID_NAME to convert names properly.
8802 * optabs.c (DECIMAL_PREFIX): Prefix string to use for the current
8803 decimal floating point format.
8804 (init_floating_libfuncs): Change decimal functions so that they
8805 have a "bid_" prefix if the decimal system uses the BID format,
8806 and "dpd_" prefix if the decimal system uses the DPD format.
8807 (init_interclass_conv_libfuncs): Ditto.
8808 (init_intraclass_conv_libfuncs): Ditto.
8810 * config.in (ENABLE_DECIMAL_BID_FORMAT): New macro to say we are
8811 using the BID format.
8813 * configure.ac (ENABLE_DECIMAL_BID_FORMAT): Set to 1/0 to say
8814 whether we are using the BID decimal format.
8815 * configure: Regenerate.
8817 * c-cppbuiltin.c (c_cpp_builtins): Define __STDC_WANT_DEC_FP__ if
8818 the compiler has decimal floating point enabled. Define
8819 __DECIMAL_BID_FORMAT__ if BID decimal floating point is used
8822 * config.in (ENABLE_DECIMAL_BID_FORMAT): New macro to say we are
8823 using the BID format.
8825 * configure.ac (ENABLE_DECIMAL_BID_FORMAT): Set to 1/0 to say
8826 whether we are using the BID decimal format.
8827 * configure: Regenerate.
8829 * c-cppbuiltin.c (c_cpp_builtins): Define __STDC_WANT_DEC_FP__ if
8830 the compiler has decimal floating point enabled. Define
8831 __DECIMAL_BID_FORMAT__ if BID decimal floating point is used
8834 * doc/install.texi (--enable-decimal-float): Document BID and DPD
8835 options, and that it is enabled for i386/x86_64 systems.
8837 * Makefile.in (enable_decimal_float): New.
8839 (DECNUMINC): Add -I$(DECNUMFMT).
8840 (DECNUM_H): Mov decimal32.h, decimal64.h and decimal128.h
8841 to $(DECNUMFMT) from $(DECNUM).
8843 * configure.ac: Support * --enable-decimal-float={no,yes,bid,dpd}.
8844 Substitute enable_decimal_float.
8845 * configure: Regenerated.
8848 * config/dfp-bit.c (__dec_byte_swap): Use uint32_t instead of
8851 * configure.ac: Enable decimal float for x86_64-*-linux*.
8852 * configure: Regenerated.
8855 * dfp.c (decimal_real_arithmetic): Use decimal128FlipSign and
8856 decimal128ClearSign to flip and clear the sign bit in decimal128.
8857 (decimal_real_maxval): Set decimal128SetSign to set the sign
8860 2007-03-23 Ian Lance Taylor <iant@google.com>
8862 * fold-const.c (fold_binary): Correct warning for X - c >= X.
8864 2007-03-23 Ian Lance Taylor <iant@google.com>
8866 * tree-dump.c (dump_files): Correct comment.
8868 2007-03-23 Ian Lance Taylor <iant@google.com>
8870 * tree-vrp.c (operand_less_p): Ignore fold overflow warnings.
8872 2007-03-23 Steven Bosscher <steven@gcc.gnu.org>
8874 * tracer.c (tracer): Don't take FLAGS argument. Assert we are
8875 in cfglayout mode. Don't go into and out of cfglayout mode.
8876 Link the blocks in the order of the constructed traces.
8877 (rest_of_handle_tracer): Adjust call to tracer.
8878 * loop-init.c (rtl_loop_init): Assert we are in cfglayout mode.
8879 Don't go into cfglayout mode.
8880 (rtl_loop_done): Don't go out of cfglayout mode.
8881 * cfglayout.c (relink_block_chain): New function, split out from...
8882 (fixup_reorder_chain): ...here. Remove redundant checking.
8883 (cfg_layout_finalize): Don't clear the header, footer, and aux
8884 fields here, move the code to do so to relink_block_chain. Likewise
8885 for free_original_copy_tables.
8886 * rtl.h (tracer): Update prototype.
8887 * bb-reorder.c (reorder_basic_blocks): Don't take FLAGS argument.
8888 Assert we are in cfglayout mode. Don't go into and out of cfglayout
8889 mode. Use relink_block_chain to serialize the CFG according to the
8890 new basic block order. Move targetm.cannot_modify_jumps_p check from
8892 (gate_handle_reorder_blocks): ...to here.
8893 (duplicate_computed_gotos): Move targetm.cannot_modify_jumps_p check
8895 (gate_duplicate_computed_gotos): ...to here.
8896 (rest_of_handle_reorder_blocks): Don't see if anything has changed,
8897 something always changes when going into and out of cfglayout mode.
8898 Perform an expensive cfg cleanup while going into cfglayout mode.
8899 Always update liveness information on HAVE_conditional_execution
8900 targets. Reserialize the basic blocks and go out of cfglayout mode.
8901 * reg-stack.c: Include cfglayout.h.
8902 (rest_of_handle_stack_regs): Go into and out of cfglayout mode around
8903 the call to reorder_basic_blocks.
8904 * basic-block.h (reorder_basic_blocks): Update prototype.
8905 (relink_block_chain): New prototype.
8906 * passes.c (pass_outof_cfg_layout_mode): Move after cse2.
8908 2007-03-23 Joseph Myers <joseph@codesourcery.com>
8910 * config/mips/mips.md (type, hazard, *movdi_32bit,
8911 *movdi_gp32_fp64, *movdi_64bit, *movsi_internal, movcc,
8912 *movhi_internal, *movqi_internal, *movsf_hardfloat,
8913 *movdf_hardfloat_64bit, *movdf_hardfloat_32bit, *movdf_softfloat,
8914 movv2sf_hardfloat_64bit, load_df_low, load_df_high, store_df_high,
8915 mthc1, mfhc1): Change xfer instruction type to mfc and mtc, as
8917 (movcc): Change first xfer to multi.
8918 * config/mips/24k.md, config/mips/4100.md, config/mips/4300.md,
8919 config/mips/5000.md, config/mips/5400.md, config/mips/5500.md,
8920 config/mips/5k.md, config/mips/7000.md, config/mips/9000.md,
8921 config/mips/generic.md: Change reservations using "xfer" to use
8923 * config/mips/sb1.md (ir_sb1_mtxfer): Use "mtc" instead of
8924 using match_operand.
8925 (ir_sb1_mfxfer): Use "mfc" instead of using match_operand.
8926 * config/mips/sr71k.md (ir_sr70_xfer_from): Use "mfc" instead of
8928 (ir_sr70_xfer_to): Use "mtc" instead of examining mode.
8930 2007-03-22 Richard Henderson <rth@redhat.com>
8932 * config/i386/i386.c: Remove unnecessary function declarations.
8933 Move targetm definition, and all related macros, to the end of
8934 the file. Resort some functions to put definitions before uses.
8935 (ix86_attribute_table): Make static. Move to end of file.
8936 (ix86_gimplify_va_arg): Make static.
8938 2007-03-22 Richard Henderson <rth@redhat.com>
8940 * config/i386/i386.c (ix86_function_regparm): Early exit for 64-bit;
8941 don't increase local_regparm with force_align_arg_pointer check.
8942 (ix86_function_sseregparm): Assert 32-bit.
8943 (type_has_variadic_args_p): New.
8944 (ix86_return_pops_args): Early exit for 64-bit. Reindent; use
8945 type_has_variadic_args_p.
8946 (ix86_function_arg_regno_p): Use == 0 instead of ! test for eax.
8947 (init_cumulative_args): Remove TARGET_DEBUG_ARG. Remove zero_cum;
8948 use memset instead. Do maybe_vaarg check first; skip attribute
8949 tests if true; skip attribute tests for 64-bit.
8950 (construct_container): Remove TARGET_DEBUG_ARG.
8951 (function_arg_advance_32, function_arg_advance_64): Split out ...
8952 (function_arg_advance): ... from here.
8953 (function_arg_32, function_arg_64): Split out ...
8954 (function_arg): ... from here.
8955 (ix86_pass_by_reference): Tidy.
8956 (ix86_function_value_regno_p): Rearrange w/ switch on regno.
8957 (function_value_32): New, from parts of ix86_function_value
8958 and ix86_value_regno.
8959 (function_value_64): New, from parts of ix86_function_value
8960 and ix86_libcall_value.
8961 (ix86_function_value_1): New.
8962 (ix86_function_value, ix86_libcall_value): Use it.
8963 (return_in_memory_32, return_in_memory_64): Split out ...
8964 (ix86_return_in_memory): ... from here.
8965 (ix86_struct_value_rtx): Skip for 64-bit.
8966 (ix86_libcall_value, ix86_value_regno): Remove.
8967 (setup_incoming_varargs_64): Split out ...
8968 (ix86_setup_incoming_varargs): ... from here.
8969 (ix86_va_start): Remove TARGET_DEBUG_ARG.
8970 (legitimate_address_p, legitimize_address): Remove TARGET_DEBUG_ADDR.
8971 * config/i386/i386-protos.h (ix86_function_value): Remove.
8972 * config/i386/i386.opt (TARGET_DEBUG_ADDR, TARGET_DEBUG_ARG): Remove.
8974 2007-03-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8977 * c-lex.c (interpret_float): On overflow, emit pedantic warning if
8978 infinities not supported, otherwise emit warning if -Woverflow. On
8979 underflow, emit warning if -Woverflow.
8980 * real.c (real_from_string): Return -1 if underflow, +1 if overflow
8982 * real.h (real_from_string): Update declaration
8984 2007-03-22 Kai Tietz <kai.tietz@onevision.com>
8985 Richard Henderson <rth@redhat.com>
8987 * defaults.h (OUTGOING_REG_PARM_STACK_SPACE): Provide default.
8988 * calls.c (compute_argument_block_size, expand_call,
8989 emit_library_call_value_1): Don't ifdef OUTGOING_REG_PARM_STACK_SPACE.
8990 * expr.c (block_move_libcall_safe_for_call_parm): Likewise.
8991 * function.c (STACK_DYNAMIC_OFFSET): Likewise.
8992 * doc/tm.texi (OUTGOING_REG_PARM_STACK_SPACE): Update.
8993 * config/alpha/unicosmk.h, config/bfin/bfin.h, config/iq2000/iq2000.h,
8994 config/mips/mips.h, config/mn10300/mn10300.h, config/mt/mt.h,
8995 config/pa/pa.h, config/rs6000/rs6000.h, config/score/score.h,
8996 config/spu/spu.h, config/v850/v850.h (OUTGOING_REG_PARM_STACK_SPACE):
8999 2007-03-22 Joseph Myers <joseph@codesourcery.com>
9001 * c-incpath.c (add_sysroot_to_chain): New.
9002 (merge_include_chains): Add sysroot argument. Call
9003 add_sysroot_to_chain if sysrooted.
9004 (register_include_chains): Update call to merge_include_chains.
9005 * doc/cppopts.texi: Document use of '=' in include directory
9008 2007-03-22 Uros Bizjak <ubizjak@gmail.com>
9010 * config/i386/i386.md (cmp<mode>): Rename from cmpsf and cmpdf.
9011 Macroize expander using SSEMODEF mode macro. Use SSE_FLOAT_MODE_P.
9012 (*cmpfp_<mode>): Rename from *cmpfp_sf and *cmpfp_df. Macroize
9013 insn pattern using X87MODEF12 mode macro.
9015 2007-03-21 Seongbae Park <seongbae.park@gmail.com>
9017 * regmove.c (regmove_optimize): Use reg_mentioned_p
9018 instead of reg_overlap_mentioned_p for DST.
9020 2007-03-21 Mike Stump <mrs@apple.com>
9022 * c.opt: Fixup for Objective-C/C++.
9024 2007-03-21 Steve Ellcey <sje@cup.hp.com>
9026 * explow.c (convert_memory_address): Fold memory reference when
9027 POINTERS_EXTEND_UNSIGNED < 0
9029 2007-03-21 Richard Henderson <rth@redhat.com>
9032 * config/i386/emmintrin.h (__m128i, __m128d): Mark may_alias.
9033 * config/i386/mmintrin.h (__m64): Likewise.
9034 * config/i386/xmmintrin.h (__m128): Likewise.
9036 2007-03-21 Richard Sandiford <richard@codesourcery.com>
9038 * config/vxworks.h (VXWORKS_ADDITIONAL_CPP_SPEC): Remove -D options.
9039 (VXWORKS_OS_CPP_BUILTINS): Define.
9040 * config/i386/vxworks.h (VXWORKS_CPU_DEFINE): Fold into...
9041 (TARGET_OS_CPP_BUILTINS): ...here. Use VXWORKS_OS_CPP_BUILTINS.
9043 2007-03-21 Richard Sandiford <richard@codesourcery.com>
9045 * rtl.h (constant_pool_reference_p): Delete.
9046 (find_constant_src): Declare.
9047 * rtlanal.c (find_constant_src): New function.
9048 * simplify-rtx.c (constant_pool_reference_p): Delete.
9049 * config/i386/i386.md: Use find_constant_src instead of
9050 constant_pool_reference_p/avoid_constant_pool_reference pairs.
9052 2007-03-21 Richard Sandiford <richard@codesourcery.com>
9054 * doc/invoke.texi (-fpie, -fPIE): Document __pie__ and __PIE__.
9055 * c-cppbuiltin.c (c_cpp_builtins): Define them.
9057 2007-03-20 Mark Mitchell <mark@codesourcery.com>
9059 * config/arm/elf.h (TARGET_ASM_DESTRUCTOR): Define.
9060 * config/arm/arm.c (arm_elf_asm_cdtor): New function.
9061 (arm_elf_asm_constructor): Use it.
9062 (arm_elf_asm_destructor): New function.
9064 2007-03-20 Bernd Schmidt <bernd.schmidt@analog.com>
9066 * jump.c (mark_jump_label): Treat SEQUENCE specially.
9068 2007-03-20 Nathan Sidwell <nathan@codesourcery.com>
9070 * config/vxlib.c (tls_delete_hook): Use TCB for kernel tasks.
9072 2007-03-19 Andrew Haley <aph@redhat.com>
9074 PR tree-optimization/31264
9075 * tree-vrp.c (register_edge_assert_for_1): Don't look though
9078 2007-03-19 Paolo Bonzini <bonzini@gnu.org>
9080 PR rtl-optimization/30907
9081 * fwprop.c (forward_propagate_into): Never propagate inside a loop.
9082 (fwprop_init): Always call loop_optimizer_initialize.
9083 (fwprop_done): Always call loop_optimizer_finalize.
9084 (fwprop): We always have loop info now.
9085 (gate_fwprop_addr): Remove.
9086 (pass_fwprop_addr): Use gate_fwprop as gate.
9088 PR rtl-optimization/30841
9089 * df-problems.c (df_ru_local_compute, df_rd_local_compute,
9090 df_chain_alloc): Call df_reorganize_refs unconditionally.
9091 * df-scan.c (df_rescan_blocks, df_reorganize_refs): Change
9092 refs_organized to refs_organized_size.
9093 (df_ref_create_structure): Use refs_organized_size instead of
9094 bitmap_size if refs had been organized, and keep refs_organized_size
9096 * df.h (struct df_ref_info): Change refs_organized to
9097 refs_organized_size.
9098 (DF_DEFS_SIZE, DF_USES_SIZE): Use refs_organized_size instead of
9101 2007-03-19 Mark Mitchell <mark@codesourcery.com>
9103 * except.c (output_function_exception_table): Do not reference the
9104 EH personality routine for functions that do not require an
9107 2007-03-20 Jakub Jelinek <jakub@redhat.com>
9110 * c-typeck.c (convert_for_assignment): Call comptypes for
9111 RECORD_TYPE or UNION_TYPE.
9114 * reload1.c (reload): Do invalid ASM checking after
9115 cleanup_subreg_operands.
9117 2007-03-19 Jeff Law <law@redhat.com>
9119 * tree-cfg.c (find_taken_edge): Tighten conditions for
9120 optimizing computed gotos.
9122 2007-03-19 Michael Matz <matz@suse.de>
9124 * builtins.c (expand_builtin_sync_operation,
9125 expand_builtin_compare_and_swap,
9126 expand_builtin_lock_test_and_set): Care for extending CONST_INTs
9129 * config/i386/sync.md (sync_double_compare_and_swapdi_pic,
9130 sync_double_compare_and_swap_ccdi_pic): Use "SD" as constraint
9133 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
9135 * doc/tm.texi: Add brackets around the return type of
9136 TARGET_SECONDARY_RELOAD.
9138 2007-03-19 Andrew Pinski <andrew_pinski@playstation.sony.com>
9139 Richard Guenther <rguenther@suse.de>
9141 PR tree-optimization/31254
9142 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1):
9143 Use handled_component_p () where appropriate. Continue
9144 propagating into the rhs if we propagated into an INDIRECT_REF
9147 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
9149 * config/s390/s390.md (op_type attribute): RRR instruction type added.
9150 (FP, DFP, SD_SF, DD_DF, TD_TF): New mode macros.
9151 (xde, xdee): Mode attributes adjusted to support DFP modes.
9152 (RRer, f0, op1, Rf, bt, bfp, HALF_TMODE): New mode attributes added.
9153 ("cmp<mode>", "*cmp<mode>_css_0", "*cmp<mode>_ccs", TF move splitters,
9154 DF move splitters, "floatdi<mode>2", "add<mode>3", "*add<mode>3",
9155 "*add<mode>3_cc", "*add<mode>3_cconly", "sub<mode>3", "*sub<mode>3",
9156 "*sub<mode>3_cc", "*sub<mode>3_cconly", "mul<mode>3", "*mul<mode>3",
9157 "div<mode>3", "*div<mode>3", "*neg<mode>2_nocc", "*abs<mode>2_nocc",
9158 "*negabs<mode>2_nocc", "copysign<mode>3"): Adjusted to support DFP
9160 ("*movtf_64", "*movtf_31", "*movdf_64dfp", "*movdf_64", "*movdf_31",
9161 "movsf"): Insn definitions removed.
9162 ("*mov<mode>_64", "*mov<mode>_31", "mov<mode>", "*mov<mode>_64dfp",
9163 "*mov<mode>_64", "*mov<mode>_31", "fix_trunc<DFP:mode>di2",
9164 "trunctddd2", "truncddsd2", "extendddtd2", "extendsddd2"): Insn
9166 ("fixuns_truncdddi2", "fixuns_trunctddi2", "mov<mode>",
9167 "reload_in<mode>", "reload_out<mode>"): Expander added.
9168 ("movtf", "movdf", "reload_outtf", "reload_outdf", "reload_intf"):
9171 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
9173 * config/s390/s390.md: Only non-functional changes. Renamed
9174 FPR mode macro to BFP all over the file.
9176 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
9178 * config/s390/s390.md (UNSPEC_COPYSIGN): New constant.
9179 (op_type attribute): RRF instruction type added.
9180 (fT0): New mode attribute.
9181 ("*movdi_64dfp", "*movdf_64dfp", "*neg<mode>2_nocc", "*abs<mode>2_nocc",
9182 "*negabs<mode>2_nocc", "copysign<mode>3"): Insn definitions added.
9183 * config/s390/s390.h (SECONDARY_MEMORY_NEEDED): Due to a new instruction
9184 no secondary memory is needed when moving DFmode values between GPRs
9187 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
9189 * config/s390/s390.opt ("mhard-float", "msoft-float"): Bit value
9190 inverted and documentation adjusted.
9191 ("mhard-dfp", "msoft-dfp"): New options.
9192 * config/s390/s390.c (s390_handle_arch_option): New architecture
9194 (override_options): Sanity checks for the new options added.
9195 * config.gcc: New architecture switch: z9-ec.
9196 * config/s390/s390.h (processor_flags): PF_DFP added.
9197 (TARGET_CPU_DFP, TARGET_DFP): Macro definitions added.
9198 (TARGET_DEFAULT): Due to the s390.opt changes hard float is enabled
9199 when the bit is NOT set so remove it from the defaults.
9201 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
9203 * genemit.c (main): Print include statement for dfp.h.
9204 * dfp.h (decimal_real_arithmetic): Hide prototype if tree_code enum
9207 2007-03-19 Hans-Peter Nilsson <hp@axis.com>
9209 * config/cris/t-elfmulti (EXTRA_MULTILIB_PARTS): Do not define here.
9211 2007-03-19 Kaz Kojima <kkojima@gcc.gnu.org>
9214 * config/sh/sh.c (sh_adjust_cost): Use the result of single_set
9217 2007-03-18 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
9219 * pa.c (output_deferred_plabels, output_bb, output_millicode_call,
9220 attr_length_call, output_call, output_indirect_call): Cleanup
9221 formatting of targetm calls.
9223 2007-03-19 Hans-Peter Nilsson <hp@axis.com>
9225 * config/cris/cris.h (HANDLE_PRAGMA_PACK_PUSH_POP): Define to 1.
9227 2007-03-18 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
9229 * pa.md: Add fpstore_load and store_fpload instruction types. Provide
9230 reservation, bypass and anti-bypass descriptions for these instructions.
9231 Update move patterns.
9232 * pa.c (hppa_fpstore_bypass_p): Check for both TYPE_FPSTORE_LOAD and
9235 2007-03-18 Dorit Nuzman <dorit@il.ibm.com>
9237 * tree-vect-transform.c (get_initial_def_for_induction): Replace
9238 GET_MODE_NUNITS with TYPE_VECTOR_SUBPARTS.
9239 (get_initial_def_for_reduction): Likewise.
9241 2007-03-16 Daniel Berlin <dberlin@dberlin.org>
9243 Fix PR tree-optimization/29922
9244 * tree-ssa-pre.c (bb_bitmap_sets): Remove RVUSE_* members.
9245 (get_representative): Removed.
9246 (value_dies_in_block_x): Update for rvuse removal.
9247 (valid_in_sets): Update for renaming of vuses_dies_in_block_x.
9248 (compute_antic_aux): Handle when PHI nodes appear in
9249 non-single-successors.
9250 (dump_bitmap_of_names): Removed.
9251 (compute_antic_safe): Renamed and removed rvuse calculation.
9252 Calculate only antic safe.
9253 (insert_into_preds_of_block): Remove assert.
9254 (execute_pre): Update for renamed functions.
9255 (defer_or_phi_translate_block): New function.
9257 2007-03-17 Kazu Hirata <kazu@codesourcery.com>
9259 * config/arm/arm.c, config/arm/thumb2.md, config/m68k/m68k.c,
9260 config/spu/spu.c, omega.h, passes.c, predict.c: Fix comment
9262 * doc/cpp.texi, doc/extend.texi, doc/invoke.texi: Fix typos.
9263 Follow spelling conventions.
9265 * tree-data-ref.h: Remove the prototype for analyze_array.
9267 2007-03-17 Dorit Nuzman <dorit@il.ibm.com>
9269 PR tree-optimization/31041
9270 * tree-vect-transform.c (get_initial_def_for_induction): Call
9271 force_gimple_operand.
9273 2007-03-17 Olga Golovanevsky <olga@il.ibm.com>
9275 * ipa-type-escape.c (look_for_casts) : Revert code to use
9276 handled_component_p due to ada test a-numaux.adb.
9278 2007-03-17 Kazu Hirata <kazu@codesourcery.com>
9280 * final.c (final_scan_insn): Alter the condition of a
9281 conditional trap if we have nonstandard CC.
9283 2007-03-16 Alexandre Oliva <aoliva@redhat.com>
9285 * configure.ac: Remove excess quoting from asm line 0 test.
9286 * configure: Rebuilt.
9288 2007-03-16 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9290 * doc/invoke.texi (-Wconversion): Document warnings specific to C++.
9291 * c-common.c (convert_and_check): Move warning logic to...
9292 (warnings_for_convert_and_check): ...here. Define.
9293 * c-common.h (warnings_for_convert_and_check): Declare.
9295 2007-03-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
9297 * pa.c (attr_length_call): Partially revert change of 2007-03-09.
9298 (output_call): Likewise.
9300 2007-03-16 Richard Sandiford <richard@codesourcery.com>
9302 * config/vxworks.h (SUPPORTS_INIT_PRIORITY): Define.
9304 2007-03-16 Richard Sandiford <richard@codesourcery.com>
9306 * config/vx-common.h (WINT_TYPE, WINT_TYPE_SIZE): Define.
9308 2007-03-16 Uros Bizjak <ubizjak@gmail.com>
9310 * config/i386/i386.c (override_options): Add PTA_NO_SAHF to k8,
9311 opteron, athlon-64 and athlon-fx processor_alias_table entries.
9313 2007-03-16 Sebastian Pop <sebastian.pop@inria.fr>
9315 PR tree-optimization/31183
9316 * tree-loop-linear.c (gather_interchange_stats, try_interchange_loops):
9317 Use double_int instead of unsigned int for representing access_strides.
9318 * testsuite/gcc.dg/tree-ssa/pr31183.c: New.
9320 2007-03-16 Richard Guenther <rguenther@suse.de>
9322 PR tree-optimization/31146
9323 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Restructure
9324 to allow recursion of forward_propagate_addr_expr.
9325 (forward_propagate_addr_into_variable_array_index): Likewise.
9326 (forward_propagate_addr_expr): Likewise.
9327 (tree_ssa_forward_propagate_single_use_vars): Likewise.
9328 (forward_propagate_addr_expr_1): Recurse on simple copies
9329 instead of propagating into them. Do so for useless conversions
9331 (forward_propagate_addr_expr): Clean up unused statements after
9334 2007-03-16 Richard Guenther <rguenther@suse.de>
9336 * builtins.c (expand_builtin_cexpi): Use the right argument
9337 for the expansion via cexp.
9339 2007-03-16 Alexandre Oliva <aoliva@redhat.com>
9341 * configure.ac: Don't require ELF binutils to tolerate # 0 "".
9342 * configure: Rebuilt.
9344 2007-03-16 Alexandre Oliva <aoliva@redhat.com>
9347 * dwarf2out.c (force_type_die): Adjust comment.
9348 (dwarf2out_imported_module_or_decl): Handle base AT_import types.
9350 2007-03-15 DJ Delorie <dj@redhat.com>
9352 * config/frv/predicates.md (minmax_operator): Don't check operands
9355 2007-03-15 Zdenek Dvorak <dvorakz@suse.cz>
9357 * tree-ssa-loop-niter.c (record_estimate): Add "upper" argument.
9358 Update constant estimates of number of iterations.
9359 (record_nonwrapping_iv): Add "upper" argument. "data_size_bounds_p"
9360 argument renamed to "realistic".
9361 (compute_estimated_nb_iterations): Removed.
9362 (record_niter_bound): New function.
9363 (idx_infer_loop_bounds): For possible but unlikely tail arrays,
9364 call record_nonwrapping_iv with upper = false.
9365 (infer_loop_bounds_from_signedness): Pass upper argument to
9366 record_nonwrapping_iv.
9367 (estimate_numbers_of_iterations_loop): Do not call
9368 compute_estimated_nb_iterations. Record estimate based on profile
9369 information. Initialize the constant estimates of number of
9371 * tree-data-ref.c (estimated_loop_iterations): Return the recorded
9373 * tree-ssa-loop-prefetch.c (loop_prefetch_arrays): Add dump when
9374 number of iterations is too small.
9375 * cfgloop.h (struct nb_iter_bound): Remove "realistic" field.
9376 (EST_NOT_AVAILABLE): Removed.
9377 (struct loop): Replace estimated_nb_iterations by any_upper_bound,
9378 nb_iterations_upper_bound, any_estimate and nb_iterations_estimate
9381 2007-03-15 Zdenek Dvorak <dvorakz@suse.cz>
9383 * tree-ssa-loop-niter.c (refine_bounds_using_guard, bound_difference):
9384 Handle NE_EXPR guards.
9386 2007-03-15 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9389 * c-opts.c (c_common_post_options): Handle C++ post-processing here.
9390 Set also -pedantic-errors by default for the preprocessor unless
9391 -fpermissive is given.
9393 2007-03-15 Richard Guenther <rguenther@suse.de>
9397 * builtins.c (expand_builtin_cexpi): As a fallback if we
9398 don't have builtins for sincos or cexp create a function
9399 declaration for cexp and expand to a call to that.
9400 (expand_builtin_int_roundingfn): Always fall
9401 back to floor/ceil and its variants even if they may be
9404 2007-03-15 Steven Bosscher <steven@gcc.gnu.org>
9407 * cfglayout.c (fixup_reorder_chain): Postpone deleting dead
9408 jump tables, move the call to delete_dead_jumptables from here...
9409 (cfg_layout_finalize): ...to here. But rebuild jump labels first.
9410 * cfgrtl.c (cfg_layout_can_merge_blocks_p): When not optimizing,
9411 don't allow merging of blocks that try_redirect_by_replacing_jump
9412 also does not handle when not optimizing.
9414 2007-03-15 Uros Bizjak <ubizjak@gmail.com>
9415 Francois-Xavier Coudert <coudert@clipper.ens.fr>
9417 * config/i386/i386.md (x86_sahf_1): Correctly handle
9420 2007-03-15 Uros Bizjak <ubizjak@gmail.com>
9423 * config/i386/i386.md (*addti3_1, *addti3_1 splitter): Use
9424 x86_64_general_operand as operand[2] predicate. Remove "iF"
9425 from operand constraints and use "e" constraint instead.
9426 (*subti3_1, *subti3_1 splitter): Ditto.
9427 (*negti2_1, *negti2_1 splitter): Use nonimmediate_operand as
9428 operand[1] predicate.
9430 2007-03-14 Sebastian Pop <sebastian.pop@inria.fr>
9432 * tree-loop-linear.c (gather_interchange_stats): For multidimensional
9433 arrays, multiply the access strides by the size of the sub-array.
9434 * testsuite/gcc.dg/tree-ssa/ltrans-5.c: New.
9436 2007-03-14 Uros Bizjak <ubizjak@gmail.com>
9438 * configure.ac (HAVE_AS_IX86_SAHF): On x86 targets check whether
9439 the configured assembler supports the sahf mnemonic.
9440 * configure: Regenerate.
9441 * config.in: Regenerate.
9443 * config/i386/i386.md (x86_sahf_1): Depending on HAVE_AS_IX86_SAHF,
9444 emit "sahf" or ".byte\t0x9e" as asm template.
9446 2007-03-14 Michael Meissner <michael.meissner@amd.com>
9449 * config/i386/i386.h (X86_TUNE_SHORTEN_X87_SSE): New tuning
9450 option to replace hard coded TARGET_xxx in md file.
9451 (X86_TUNE_AVOID_VECTOR_DECODE): Ditto.
9452 (X86_TUNE_SLOW_IMUL_IMM32_MEM): Ditto.
9453 (X86_TUNE_SLOW_IMUL_IMM8): Ditto.
9454 (X86_TUNE_MOVE_M1_VIA_OR): Ditto.
9455 (X86_TUNE_NOT_UNPAIRABLE): Ditto.
9456 (X86_TUNE_NOT_VECTORMODE): Ditto.
9457 (TUNE_SHORTEN_X87_SSE): Use new tuning option.
9458 (TUNE_AVOID_VECTOR_DECODE): Ditto.
9459 (TUNE_SLOW_IMUL_IMM32_MEM): Ditto.
9460 (TUNE_SLOW_IMUL_IMM8): Ditto.
9461 (TUNE_MOVE_M1_VIA_OR): Ditto.
9462 (TUNE_NOT_UNPAIRABLE): Ditto.
9463 (TUNE_NOT_VECTORMODE): Ditto.
9465 * config/i386/i386.c (ix86_tune_features): Fill in new tuning
9468 * config/i386/i386.md (fix_trunc?f?1_sse peephole2): Use new
9469 tuning options instead of hard coded TARGET_xxx.
9470 (fix ssemode peephole2's): Ditto.
9471 (imul peephole2's): Ditto.
9473 (movdi_or_rex64): Ditto.
9474 (move peephole2): Ditto.
9475 (not peephole2's): Ditto.
9477 2007-03-14 Dirk Mueller <dmueller@suse.de>
9479 * c-common.h (empty_body_warning): Rename to empty_if_body_warning.
9480 * c-common.c (empty_if_body_warning): Rephrase diagnostic message.
9481 * c-parser.c (c_parser_if_body): Always add an empty statement in case
9483 * c-parser.c (c_parser_do_statement): Warn about empty body in
9485 * c-typeck (c_finish_if_stmt): Call empty_if_body_warning.
9486 * doc/invoke.texi (-Wempty-body): Update documentation.
9488 2007-03-14 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9491 * c-common.h (warn_for_div_by_zero): Declare.
9492 * c-common.c (warn_for_div_by_zero): Define.
9493 * c-typeck.c (build_binary_op): Call warn_for_div_zero instead of
9496 2007-03-14 Richard Sandiford <richard@codesourcery.com>
9498 * Makefile.in (PREPROCESSOR_DEFINES): Add directory terminators
9499 to PREFIX and STANDARD_PREFIX.
9501 2007-03-14 Richard Sandiford <richard@codesourcery.com>
9502 Phil Edwards <phil@codesourcery.com>
9504 * gthr-vxworks.h: Add an extern "C" wrapper for C++.
9505 (__gthread_once_t): Remove busy field for RTPs.
9506 (__GTHREAD_ONCE_INIT): Update accordingly.
9508 2007-03-14 Richard Sandiford <richard@codesourcery.com>
9510 * doc/invoke.texi: Document VxWorks options.
9512 2007-03-14 Uros Bizjak <ubizjak@gmail.com>
9514 * doc/invoke.texi (i386 and x86-64 Options): Clarify -msahf option.
9516 2007-03-13 Seongbae Park <seongbae.park@gmail.com>
9518 PR tree-optimization/30590
9519 * tree-nrv.c (tree_nrv): Check for the partial update of the
9522 2007-03-13 Alexandre Oliva <aoliva@redhat.com>
9524 * flags.h (flag_random_seed): Remove declaration, in favor of...
9525 * toplev.h (get_random_seed, set_random_seed): ... these.
9526 * tree.c (get_file_function_name): Use the former.
9527 * opts.c (common_handle_option): Use the latter.
9530 2007-03-13 Steven Bosscher <steven@gcc.gnu.org>
9533 * cse.c (cse_find_path): Do not bail out if a basic block that
9534 we already visited now becomes part of a path that starts at a
9535 different basic block. Just disallow this, to make sure we
9536 visit each basic block at most once.
9538 2007-03-13 Jan Hubicka <jh@suse.cz>
9540 * ipa-inline.c (cgraph_maybe_hot_edge_p): Look for hot/cold attributes,
9541 when profile esitmate is present, calls with very low frequency are
9544 2007-03-13 Zdenek Dvorak <dvorakz@suse.cz>
9546 PR tree-optimization/30730
9547 PR tree-optimization/26900
9548 * tree-ssa-loop-niter.c: Include gmp.h.
9550 (mpz_set_double_int, get_type_bounds, mpz_to_double_int,
9551 split_to_var_and_offset, determine_value_range,
9552 bound_difference_of_offsetted_base, refine_bounds_using_guard,
9553 bound_difference, bounds_add, bounds_negate,
9554 number_of_iterations_ne_max, dump_affine_iv): New functions.
9555 (number_of_iterations_ne, number_of_iterations_lt_to_ne,
9556 assert_loop_rolls_lt, assert_loop_rolls_le): Use bounds on the
9557 difference of initial and final value of control iv to validate
9559 (number_of_iterations_cond): Add loop parameter. Determine bounds
9560 on the difference of the extremes of the control iv. Add dumps.
9561 (expand_simple_operations): Handle phi nodes.
9562 (simplify_using_initial_conditions): Do not record used conditions.
9563 (number_of_iterations_exit): Pass loop to number_of_iterations_cond.
9564 Do not set additional_info.
9565 (implies_nonnegative_p, implies_ge_p): Removed.
9566 (derive_constant_upper_bound): Do not use parameter `additional'.
9567 (record_estimate): Parameter `additional' removed. Parameter
9568 `i_bound' added. Do not call derive_constant_upper_bound.
9569 (record_nonwrapping_iv): Use derive_constant_upper_bound to
9570 bound the number of iterations estimate.
9571 (estimate_numbers_of_iterations_loop): Pass the estimate from
9572 the number of iterations analysis to record_estimate.
9573 * tree.h (multiple_of_p): Declare.
9574 * tree-scalar-evolution.c (expression_expensive_p): Removed.
9575 (scev_const_prop): Do not check expression_expensive_p.
9576 * fold-const.c (multiple_of_p): Exported.
9577 * double-int.c (double_int_mask): Exported.
9578 * double-int.h (double_int_mask): Declare.
9579 * tree-flow.h (struct tree_niter_desc): Removed additional_info
9580 field. Added max field.
9582 2007-03-13 David Taylor <taylor@candd.org>
9585 * gcc.c (cpp_unique_options): If -MT or -MQ is seen, don't pass
9588 2007-03-13 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
9591 * pa.md (vdepi_ior): Don't allow zero length deposit. Likewise for
9592 two unamed patterns.
9594 2007-03-13 Uros Bizjak <ubizjak@gmail.com>
9596 * config/i386/i386.opt (mcx16, msahf): New options.
9597 * config/i386/i386.c (x86_cmpxchg16b, x86_sahf): Remove.
9598 (ix86_tune_features) [X86_TUNE_USE_SAHF]: Enable for m_GENERIC.
9600 * config/i386/driver-i386.c (bit_LAHF_LM): New define.
9601 (host_detect_local_cpu): Detect cx16 and lahf_lm cpuid bits.
9602 Output -mcx16 and -msahf options when corresponding bit is set.
9604 * doc/invoke.texi (i386 and x86-64 Options): Document -mcx16
9607 2007-03-13 Alexandre Oliva <aoliva@redhat.com>
9609 * configure.ac: Test for assembler tolerance to # 0 "".
9610 * configure, config.in: Rebuilt.
9611 * final.c (final_scan_insn): Emit it if HAVE_AS_LINE_ZERO.
9613 2007-03-13 Geoffrey Keating <geoffk@apple.com>
9615 * doc/invoke.texi (Spec Files): Update for '%{,' spec.
9617 * config/rs6000/darwin-fallback.c: Compile file only on powerpc.
9618 (handle_syscall): Handle direct system calls.
9619 * config/rs6000/darwin.h (HAS_MD_FALLBACK_FRAME_STATE_FOR): Delete.
9621 2007-03-12 Brooks Moses <brooks.moses@codesourcery.com>
9623 * doc/invoke.texi: Fix cpp.info cross-reference.
9624 * doc/passes.texi: Fix gcc.info cross-reference.
9626 2007-03-12 Zdenek Dvorak <dvorakz@suse.cz>
9628 PR tree-optimization/30835
9629 * lambda-code.c (can_convert_to_perfect_nest): Check whether
9630 bb_for_stmt is not NULL before accessing it.
9632 2007-03-12 Joseph Myers <joseph@codesourcery.com>
9634 * gcc.c (main): Handle target_sysroot_hdrs_suffix being NULL for
9637 2007-03-12 Brooks Moses <brooks.moses@codesourcery.com>
9640 * doc/install.texi: Document --enable-stage1-languages
9642 2007-03-12 Steven Bosscher <steven@gcc.gnu.org>
9644 * tree-pass.h (pass_into_cfg_layout_mode,
9645 pass_outof_cfg_layout_mode): Declare.
9646 * cfglayout.c (into_cfg_layout_mode, outof_cfg_layout_mode,
9647 pass_into_cfg_layout_mode, pass_outof_cfg_layout_mode): New.
9648 * passes.c (pass_into_cfg_layout_mode): Schedule before jump2.
9649 (pass_outof_cfg_layout_mode): Schedule after pass_rtl_ifcvt.
9651 2007-03-12 Seongbae Park <seongbae.park@gmail.com>
9653 * c-decl.c (warn_variable_length_array): New function.
9654 Refactored from grokdeclarator to handle warn_vla
9655 and handle unnamed array case.
9656 (grokdeclarator): Refactored VLA warning case.
9657 * c.opt (Wvla): New flag.
9658 * doc/invoke.texi (Wvla): New warning.
9660 2007-03-12 Richard Henderson <rth@redhat.com>
9662 * config/alpha/alpha.c (alpha_elf_section_type_flags): New.
9663 (TARGET_SECTION_TYPE_FLAGS): New.
9665 2007-03-12 Richard Henderson <rth@redhat.com>
9667 * config/darwin.c (machopic_reloc_rw_mask): New.
9668 * config/darwin-protos.h (machopic_reloc_rw_mask): Declare.
9669 * config/darwin.h (TARGET_ASM_RELOC_RW_MASK): New.
9671 2007-03-12 Mark Mitchell <mark@codesourcery.com>
9673 * cppdefault.c (cpp_EXEC_PREFIX): New variable.
9674 * cppdefault.h (cpp_PREFIX): Document.
9675 (cpp_PREFIX_len): Likewise.
9676 (cpp_EXEC_PREFIX): New variable.
9677 * Makefile.in (PREPROCESSOR_DEFINES): Add STANDARD_EXEC_PREFIX.
9678 * c-incpath.c (add_standard_paths): Correct logic for relocating
9679 paths within prefix.
9681 2007-03-12 Uros Bizjak <ubizjak@gmail.com>
9683 * config/i386/i386.md (fixuns_trunc<mode>hi2): Implement from
9684 fixuns_truncsfhi2 and fixuns_truncdfhi2 using SSEMODEF
9686 (fix_trunc<mode>di_sse): Implement from fix_truncsfdi_sse and
9687 fix_truncdfdi_sse using SSEMODEF mode macro.
9688 (fix_trunc<mode>si_sse): Implement from fix_truncsfsi_sse and
9689 fix_truncdfsi_sse using SSEMODEF mode macro.
9690 (fix_trunc?f?i_sse peephole2): Implement using SSEMODEF mode macro.
9691 (fix_trunc?f?i_sse K8 peephole2): Fix register constraint.
9693 2007-03-12 Richard Sandiford <richard@codesourcery.com>
9695 * config.gcc (i[4567]86-wrs-vxworks, i[4567]86-wrs-vxworksae): Add
9698 2007-03-12 Olga Golovanevsky <olga@il.ibm.com>
9700 * tree.h : Add multiple_of_p declaration.
9701 * fold-const.c (multiple_of_p): Make multiple_of_p public.
9702 * ipa-type-escape.c (results_of_malloc): Redundant.
9703 (visited_stmts): New. Visited stmt for walk_use_def_chains.
9704 (cast_type): Extended with new members.
9705 (check_cast): Returns cast_type.
9706 (cast): New structure for data of walk_use_def_chains.
9707 (is_malloc_result, is_cast_from_non_pointer_1,
9708 is_cast_from_non_pointer,
9709 is_array_access_through_pointer_and_index): New functions.
9710 (look_for_casts): Returns cast types.
9711 (check_call): Returns void.
9712 (okay_pointer_operation): Use support of pointer plus index,
9713 pointer plus constant and allow all multiplications.
9715 2007-03-11 Richard Guenther <rguenther@suse.de>
9717 PR tree-optimization/31115
9718 * tree-vrp.c (extract_range_from_binary_expr): Make sure
9719 the shift count is positive and non-anti-range for RSHIFT_EXPR.
9720 A shift count of zero is not special as with *_DIV_EXPR.
9721 (vrp_int_const_binop): Handle RSHIFT_EXPR for determining overflow
9724 2007-03-11 Ian Lance Taylor <iant@google.com>
9726 * tree-vrp.c (vrp_int_const_binop): Handle PLUS_EXPR and
9727 the *_DIV_EXPR codes correctly with overflow infinities.
9729 2007-03-11 Ira Rosen <irar@il.ibm.com>
9731 * tree-data-ref.c (analyze_offset): Add a return value (bool) to
9732 indicate success/failure of the analysis. Add negation to subtrahend
9733 in case of subtraction. Fail if both operands contain constants.
9734 (create_data_ref): Fail if analyze_offset fails.
9736 2007-03-11 Uros Bizjak <ubizjak@gmail.com>
9738 * config/i386/i386.md (frndintxf2): Rename to ...
9739 (rintxf2): ... this. Remove expander having same name.
9740 (rintsf2, rintdf2): Implement using SSEMODEF macro.
9741 (roundsf2, rounddf2): Ditto.
9742 (lrint<mode>di2, lrint<mode>si2): Implement using SSEMODEI24 macro.
9743 (lround<mode>di2, lround<mode>si2): Ditto.
9745 2007-03-11 Steven Bosscher <steven@gcc.gnu.org>
9747 * lower-subreg.c: Include except.h.
9748 (decompose_multiword_subregs): Verify that the only control flow
9749 insns we can split are loads to multi-words pseudos.
9750 Handle breaking such blocks after splitting, instead of calling
9751 find_many_sub_basic_blocks.
9753 * loop-unroll.c (split_edge_and_insert): Don't set BB_SUPERBLOCK
9754 on the new basic block. Add a lengthy comment explaining why we
9755 thought this was necessary.
9756 * cfglayout.c (cfg_layout_finalize): Don't break superblocks.
9758 2007-03-10 Mark Mitchell <mark@codesourcery.com>
9761 * tree.c (walk_type_fields): Recurse into the element type of
9762 ARRAY_TYPEs if there is a pointer set.
9764 2007-03-10 Dirk Mueller <dmueller@suse.de>
9766 * c-common.c (warn_logical_operator): Fix condition.
9768 2007-03-10 Tobias Schl�ter <tobi@gcc.gnu.org>
9770 * config/i386/darwin.h (DARWIN_MINVERSION_SPEC): Add missing
9772 * config/darwin.c (machopic_select_section): Remove superfluous
9773 argument in call to categorize_decl_for_section. Remove unused
9776 2007-03-10 Joseph Myers <joseph@codesourcery.com>
9778 * configure.ac (glibc_header_dir): Set using with_build_sysroot if
9780 * configure: Regenerate.
9782 2007-03-10 Uros Bizjak <ubizjak@gmail.com>
9785 * config/i386/i386.md (UNSPEC_C2_FLAG): New constant.
9786 (fpremxf4_i387, fprem1xf4_i387): Use UNSPEC_C2_FLAG.
9787 (fmodxf3, fmod<mode>3, remainderxf3, remainder<mode>3):
9788 Add LABEL_NUSES to emitted label.
9789 * config/i386/i386.c (ix86_emit_fp_unordered_jump): Add
9790 branch probability value to emitted jump insn.
9791 * reg-stack.c (subst_stack_regs_pat)[UNSPEC]: Handle UNSPEC_C2_FLAG.
9792 Do not check life information and do not re-arrange input operands
9793 for UNSPEC_FSCALE_EXP, UNSPEC_FPREM_U and UNSPEC_FPREM1_U.
9795 2007-03-10 Kaz Kojima <kkojima@gcc.gnu.org>
9797 * config/sh/sh.c (sh_insn_length_adjustment): Adjust for
9798 the change of decode_asm_operands.
9800 2007-03-10 Kaz Kojima <kkojima@gcc.gnu.org>
9802 * mode-switching.c (create_pre_exit): Skip blockage insn.
9804 2007-03-09 Diego Novillo <dnovillo@redhat.com>
9806 * tree-pass.h (TODO_update_smt_usage): Remove.
9808 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Remove
9812 2007-03-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
9814 * pa.c (attr_length_call): Revise condition for long pc-relative branch.
9815 (output_call): Use "LONG_PIC_SDIFF" instruction sequence for long local
9816 calls on the SOM target. Don't use "LONG_PIC_PCREL" call sequence on
9819 2007-03-09 Geoffrey Keating <geoffk@apple.com>
9821 * gcc.c: Document %{, in big comment at top.
9822 (input_suffix_matches): Remove special handling for .s and
9824 (input_spec_matches): New.
9825 (handle_braces): Handle %{,.
9826 (validate_switches): ',' indicates a value which is not a switch.
9827 * config/alpha/osf.h (ASM_FINAL_SPEC): Use %{, rather than %{.
9828 to detect assembler input.
9829 * config/i386/sol2.h (CPP_SPEC): Likewise.
9830 * config/rs6000/sysv4.h (ASM_SPEC): Likewise.
9831 * config/rs6000/vxworks.h (ASM_SPEC): Likewise.
9832 * config/rs6000/lynx.h (ASM_SPEC): Likewise.
9833 * config/rs6000/linux64.h (ASM_SPEC_COMMON): Likewise.
9834 * config/i386/darwin.h (DARWIN_MINVERSION_SPEC): Objective-C plus
9835 -m64 causes deployment target to default to 10.5.
9836 * config/rs6000/darwin.h (DARWIN_MINVERSION_SPEC): Likewise.
9838 2007-03-09 Richard Henderson <rth@redhat.com>
9841 * target.h (targetm.asm.out.reloc_rw_mask): New.
9842 * target-def.h (TARGET_ASM_RELOC_RW_MASK): New.
9843 (TARGET_ASM_OUT): Use it.
9844 * targhooks.c, targhooks.h (default_reloc_rw_mask): New.
9845 * varasm.c (categorize_decl_for_section): Remove shlib argument;
9846 use the new reloc_rw_mask target hook instead.
9847 (default_section_type_flags_1): Merge into...
9848 (default_section_type_flags): ... here.
9849 (decl_readonly_section_1): Merge into...
9850 (decl_readonly_section): ... here.
9851 (default_elf_select_section_1): Merge into...
9852 (default_elf_select_section): ... here.
9853 (default_unique_section_1): Merge into...
9854 (default_unique_section): ... here.
9855 (compute_reloc_for_rtx_1, compute_reloc_for_rtx): New.
9856 (default_select_rtx_section): Use it.
9857 (default_elf_select_rtx_section): Likewise.
9858 * output.h: Update to match.
9859 * doc/tm.texi (TARGET_ASM_RELOC_RW_MASK): New.
9860 * config/alpha/alpha.c (alpha_elf_reloc_rw_mask): New.
9861 (TARGET_ASM_RELOC_RW_MASK): New.
9862 * config/i386/i386.c (x86_64_elf_select_section): Adjust call
9863 to categorize_decl_for_section.
9864 (x86_64_elf_unique_section): Likewise.
9865 * config/ia64/hpux.h (TARGET_ASM_SELECT_SECTION,
9866 TARGET_ASM_UNIQUE_SECTION, TARGET_ASM_SELECT_RTX_SECTION): Remove.
9867 (TARGET_ASM_RELOC_RW_MASK): New.
9868 * config/ia64/ia64.c (ia64_rwreloc_select_section,
9869 ia64_rwreloc_unique_section, ia64_rwreloc_select_rtx_section): Remove.
9870 (ia64_hpux_reloc_rw_mask, ia64_reloc_rw_mask): New.
9871 (TARGET_RWRELOC): Remove.
9872 (ia64_section_type_flags): Adjust call to default_section_type_flags.
9873 * config/ia64/sysv4.h (TARGET_ASM_RELOC_RW_MASK): New.
9874 * config/rs6000/rs6000.c (rs6000_elf_section_type_flags): Remove.
9875 (rs6000_elf_select_section, rs6000_elf_unique_section): Remove.
9876 (rs6000_elf_reloc_rw_mask, rs6000_xcoff_reloc_rw_mask): New.
9877 (rs6000_xcoff_select_section): Use decl_readonly_section.
9878 (rs6000_xcoff_section_type_flags): Use default_section_type_flags.
9879 * config/rs6000/sysv4.h (TARGET_ASM_RELOC_RW_MASK): New.
9880 (TARGET_ASM_SELECT_SECTION, TARGET_ASM_UNIQUE_SECTION): Remove.
9881 (TARGET_SECTION_TYPE_FLAGS): Remove.
9882 * config/rs6000/xcoff.h (TARGET_ASM_RELOC_RW_MASK): New.
9884 2007-03-09 Roger Sayle <roger@eyesopen.com>
9886 * fold-const.c (fold_comparison): Remove compile-time evaluation of
9887 complex constant equality/inequality comparisons for here.
9888 (fold_binary) <EQ_EXPR>: Simplify complex comparisons that are
9889 known at compile-time or can be simplified to a scalar comparison.
9890 (fold_relational_const): Move compile-time evaluation of complex
9891 constant equality/inequality comparisons to here.
9893 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
9895 PR rtl-optimization/30643
9896 * cse.c (cse_insn): Recompute dest_hash after insert_regs for
9898 (fold_rtx): Recurse, like before 2006-11-03.
9900 2007-03-09 DJ Delorie <dj@redhat.com>
9902 * config/m32c/t-m32c (m32c-pragma.o): Add TM_H dependency to
9905 2007-03-09 Aldy Hernandez <aldyh@redhat.com>
9907 PR tree-optimization/30375
9908 * tree-ssa-dse.c (dse_possible_dead_store_p): Do not eliminate if
9909 LHS of statements is not the same.
9910 * testsuite/gcc.dg/tree-ssa/ssa-dse-10.c: New.
9912 2007-03-09 Chao-ying Fu <fu@mips.com>
9914 * doc/extend.texi (MIPS DSP Built-in Functions): Document the DSP
9916 * doc/invoke.texi (-mdspr2): Document new option.
9917 * config/mips/mips.md (UNSPEC_ABSQ_S_QB .. UNSPEC_DPSQX_SA_W_PH):
9918 New unspec for DSP REV 2.
9919 (<u>mulsidi3_32bit_internal): Check if !TARGET_DSPR2, because
9920 these instructions are extended in DSP REV 2.
9921 (mips-dspr2.md): Include.
9922 * config/mips/mips.opt (mdspr2): New option.
9923 * config/mips/mips.c (mips_function_type): Add MIPS_V4QI_FTYPE_V4QI,
9924 MIPS_SI_FTYPE_SI_SI_SI, MIPS_DI_FTYPE_DI_USI_USI, MIPS_DI_FTYPE_SI_SI,
9925 MIPS_DI_FTYPE_USI_USI, MIPS_V2HI_FTYPE_SI_SI_SI.
9926 (override_options): Check TARGET_DSPR2 to enable MASK_DSP.
9927 (CODE_FOR_mips_mul_ph): Define it to CODE_FOR_mulv2hi3.
9928 (dsp_bdesc): Add DSP REV 2 builtins. Remove 32-bit only DSP builtins.
9929 (dsp_32only_bdesc): New description table for 32-bit only DSP REV 1
9931 (bdesc_map): Add one field of unsupported_target_flags.
9932 (bdesc_arrays): Update entries to have extra fields. Add
9934 (mips_init_builtins): Initialize new function types.
9935 Check unsupported_target_fileds to filter out builtins.
9936 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Define __mips_dspr2 if
9938 (ASM_SPEC): Pass mdspr2 to the assembler.
9939 * config/mips/mips-dspr2.md: New file.
9941 2007-03-09 Sa Liu <saliu@de.ibm.com>
9943 * config/rs6000/altivec.md: Fix vcond patterns using if_then_else.
9945 2007-03-09 Ian Lance Taylor <iant@google.com>
9947 * opts.c (common_handle_option): Treat -Wstrict-overflow (with no
9948 argument) like -Wstrict-overflow=2.
9949 * doc/invoke.texi (Warning Options): Update documentation.
9951 2007-03-09 Dirk Mueller <dmueller@suse.de>
9954 * doc/invoke.texi (-Wlogical-op): Document.
9955 * common.opt (-Wlogical-op): New.
9956 * c-common.h (warn_logical_operator): Declare.
9957 * c-common.c (warn_logical_operator): Define.
9958 * c-typeck.c (parser_build_binary_op): Call
9959 warn_logical_operator.
9961 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
9963 * rtl.h (gen_rtx_ASM_INPUT): Use "" instead of NULL file name.
9964 * final.c (final_scan_insn): Test for non-"" file name.
9966 2007-03-09 Sebastian Pop <sebastian.pop@inria.fr>
9968 * doc/loop.texi: Document the Omega linear constraints solver.
9969 * doc/invoke.texi: Document -fcheck-data-deps, omega-max-vars,
9970 omega-max-geqs, omega-max-eqs, omega-max-wild-cards,
9971 omega-hash-table-size, omega-max-keys, and
9972 omega-eliminate-redundant-constraints.
9973 * tree-pass.h (pass_check_data_deps): Declared.
9976 * timevar.def (TV_CHECK_DATA_DEPS): Declared.
9977 * tree-ssa-loop.c (check_data_deps, gate_check_data_deps,
9978 pass_check_data_deps): New.
9979 * tree-data-ref.c (init_data_ref): Remove declaration.
9980 (dump_data_dependence_relation): Dump DDR_INNER_LOOP.
9981 (analyze_array): Renamed init_array_ref, move up initializations.
9982 (init_data_ref): Renamed init_pointer_ref. Moved before its call.
9983 Removed arguments that are set to NULL.
9984 (analyze_indirect_ref): Correct indentation, correct call to
9986 (object_analysis): Call init_array_ref instead of analyze_array.
9987 (initialize_data_dependence_relation): Initialize DDR_INNER_LOOP.
9988 (access_functions_are_affine_or_constant_p): Use DR_ACCESS_FNS instead
9989 of DR_ACCESS_FNS_ADDR.
9990 (init_omega_eq_with_af, omega_extract_distance_vectors,
9991 omega_setup_subscript, init_omega_for_ddr_1, init_omega_for_ddr,
9992 ddr_consistent_p): New.
9993 (compute_affine_dependence): Check consistency of ddrs when
9994 flag_check_data_deps is passed.
9995 (analyze_all_data_dependences): Uncomment.
9996 (tree_check_data_deps): New.
9997 * tree-data-ref.h: Include omega.h.
9998 (DR_ACCESS_FNS_ADDR): Removed.
9999 (data_dependence_relation): Add inner_loop.
10000 (DDR_INNER_LOOP): New.
10001 * common.opt (fcheck-data-deps): New.
10002 * tree-flow.h (tree_check_data_deps): Declare.
10003 * Makefile.in (TREE_DATA_REF_H): Depend on omega.h.
10004 (OBJS-common): Depend on omega.o.
10006 * passes.c (pass_check_data_deps): Scheduled.
10007 * params.def (PARAM_OMEGA_MAX_VARS, PARAM_OMEGA_MAX_GEQS,
10008 PARAM_OMEGA_MAX_EQS, PARAM_OMEGA_MAX_WILD_CARDS,
10009 PARAM_OMEGA_HASH_TABLE_SIZE, PARAM_OMEGA_MAX_KEYS,
10010 PARAM_VECT_MAX_VERSION_CHECKS,
10011 PARAM_OMEGA_ELIMINATE_REDUNDANT_CONSTRAINTS): New.
10013 2007-03-09 Richard Guenther <rguenther@suse.de>
10015 PR tree-optimization/30904
10016 PR middle-end/31058
10017 * tree-vrp.c (extract_range_from_binary_expr): Handle RSHIFT_EXPR
10018 the same way as *_DIV_EXPR.
10020 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
10022 * recog.c (decode_asm_operands): No mixed declarations and code.
10024 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
10026 * rtl.def (ASM_INPUT): Add location.
10027 * rtl.h (ASM_INPUT_SOURCE_LOCATION): New.
10028 (ASM_INPUT_SOURCE_FILE, ASM_INPUT_SOURCE_LINE): New.
10029 (decode_asm_operands): Add loc operand.
10030 (gen_rtx_ASM_INPUT, gen_rtx_ASM_INPUT_loc): Define.
10031 * stmt.c (expand_asm): Rename to...
10032 (expand_asm_loc): ... this. Add locus argument. Pass it on to
10033 gen_rtx_ASM_INPUT_loc.
10034 (expand_asm_expr): Adjust.
10035 * recog.c (decode_asm_operands): Add loc operand.
10036 (check_asm_operands, extract_insn): Adjust.
10037 * reload1.c (maybe_fix_stack_asms): Likewise.
10038 * final.c (asm_insn_count): Likewise.
10039 (final_scan_insn): Output # line before and after asm.
10041 2007-03-09 Daniel Berlin <dberlin@dberlin.org>
10043 * tree-ssa-structalias.c (variable_info): Remove
10045 (new_var_info): Ditto.
10046 (shared_bitmap_info_t): New structure.
10047 (shared_bitmap_table): New variable.
10048 (shared_bitmap_hash): New function.
10049 (shared_bitmap_eq): Ditto
10050 (shared_bitmap_lookup): Ditto.
10051 (shared_bitmap_add): Ditto.
10052 (merge_smts_into): Change to take bitmap directly.
10053 (find_what_p_points_to): Rewrite to use shared bitmap hashtable.
10054 (init_alias_vars): Init shared bitmap hashtable.
10055 (delete_points_to_sets): Delete shared bitmap hashtable.
10056 * tree-ssa-operands.c (add_virtual_operand): Partially revert the
10057 is_aliased removal as a change that was still necessary was
10060 2007-03-09 Uros Bizjak <ubizjak@gmail.com>
10062 * config/i386/i386.h (override_options): Conditionally disable
10063 x86_sahf for 64bit targets only.
10065 2007-03-08 Andrew Pinski <andrew_pinski@playstation.sony.com>
10068 * c-decl.c (merge_decls): Don't call make_var_volatile.
10069 * varasm.c (make_var_volatile): Remove.
10070 * output.h (make_var_volatile): Remove.
10072 2007-03-08 Zdenek Dvorak <dvorakz@suse.cz>
10074 PR tree-optimization/31085
10075 * tree-ssa-address.c (create_mem_ref): Fix test of type of base.
10077 2007-03-08 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10079 * builtins.def (lceil, lceilf, lceill, lfloor, lfloorf, lfloorl,
10080 llceil, llceilf, llceill, llfloor, llfloorf, llfloorl): Mark with
10081 ATTR_CONST_NOTHROW_LIST.
10083 * fold-const.c (tree_expr_nonnegative_warnv_p): Handle
10086 2007-03-08 Diego Novillo <dnovillo@redhat.com>
10088 * doc/tree-ssa.texi: Remove documentation for V_MUST_DEF.
10090 2007-03-08 Geoffrey Keating <geoffk@apple.com>
10093 * gccspec.c (lang_specific_driver): Do nothing when NEXT_OBJC_RUNTIME
10095 * config/darwin.h (REAL_LIBGCC_SPEC): When -fgnu-runtime is
10096 passed, use shared libgcc.
10098 2007-03-08 Roger Sayle <roger@eyesopen.com>
10100 * tree-eh.c (do_return_redirection): Call build_gimple_modify_stmt
10101 instead of calling build2 with a GIMPLE_MODIFY_STMT.
10102 (honor_protect_cleanup_actions, lower_try_finally_switch):
10104 * tree-if-conv.c (replace_phi_with_cond_gimple_modify_stmt,
10105 ifc_temp_var): Likewise.
10106 * tree-inline.c (setup_one_parameter): Likewise.
10107 * tree-mudflap.c (mf_decl_cache_locals,
10108 mf_build_check_statement_for): Likewise.
10109 * tree-nested.c (init_tmp_var, save_tmp_var,
10110 finalize_nesting_tree_1): Likewise.
10111 * tree-outof-ssa.c (insert_copy_on_edge,
10112 insert_backedge_copies): Likewise.
10113 * tree-profile.c (tree_gen_edge_profiler,
10114 tree_gen_ic_profiler): Likewise.
10115 * tree-scalar-evolution.c (scev_const_prop): Likewise.
10116 * tree-sra.c (sra_build_assignment): Likewise.
10117 * tree-ssa-loop-im.c (determine_invariantness_stmt): Likewise.
10118 * tree-ssa-math-opts.c (insert_reciprocals,
10119 execute_cse_sincos_1): Likewise.
10120 * tree-tailcall.c (adjust_accumulator_values,
10121 adjust_return_value): Likewise.
10122 * tree-vect-patterns.c (vect_pattern_recog_1): Likewise.
10123 * tree-vect-transform.c (vect_create_data_ref_ptr,
10124 bump_vector_ptr, vect_init_vector, get_initial_def_for_induction,
10125 vect_create_epilog_for_reduction, vectorizable_reduction,
10126 vectorizable_call, vectorizable_conversion,
10127 vectorizable_assignment, vectorizable_operation,
10128 vectorizable_type_demotion, vect_gen_widened_results_half,
10129 vect_permute_store_chain, vectorizable_store,
10130 vect_setup_realignment, vect_permute_load_chain,
10131 vectorizable_load, vectorizable_condition,
10132 vect_create_cond_for_align_checks): Likewise.
10133 * tree-vrp.c (build_assert_expr_for): Likewise.
10135 2007-03-08 Ian Lance Taylor <iant@google.com>
10137 * tree-vrp.c: Include "intl.h".
10138 (usable_range_p): New static function.
10139 (compare_values_warnv): Don't test TYPE_OVERFLOW_UNDEFINED for
10140 overflowed values, juts set *strict_overflow_p.
10141 (compare_values): Only return -2 if one of the operands is not a
10143 (compare_ranges): Call usable_range_p.
10144 (compare_range_with_value): Likewise.
10145 (vrp_evaluate_conditional_warnv): Rename from
10146 vrp_evaluate_conditional. Make static. Change all callers.
10147 (vrp_evaluate_conditional): New function.
10148 (simplify_div_or_mod_using_ranges): Issue warning about reliance
10149 on signed overflow.
10150 (simplify_abs_using_ranges): Likewise.
10151 (simplify_stmt_for_jump_threading): Add within_stmt parameter.
10152 * tree-ssa-dom.c (simplify_stmt_for_jump_threading): Add
10153 within_stmt parameter.
10154 * tree-ssa-propagate.c (fold_predicate_in): Update call to
10155 vrp_evaluate_conditional.
10156 * tree-ssa-threadedge.c
10157 (record_temporary_equivalences_from_stmts_at_dest): Change
10158 simplify parameter to take a second tree parameter.
10159 (simplify_control_stmt_condition): Likewise.
10160 (thread_across_edge): Likewise.
10161 * tree-flow.h (vrp_evaluate_conditional): Update declaration.
10162 (thread_across_edge): Likewise.
10163 * Makefile.in (tree-vrp.o): Depend upon intl.h.
10165 2007-03-08 Uros Bizjak <ubizjak@gmail.com>
10167 * config/i386/i386.h (TARGET_SAHF): New define.
10168 * config/i386/i386.c (ix86_tune_features) [X86_TUNE_USE_SAHF]:
10169 Also enable for m_K8, m_AMDFAM10 and m_CORE2.
10170 (x86_sahf): New global variable.
10171 (override_options): Add PTA_NO_SAHF to pta_flags enum. Recode
10172 pta_flags masks using shifts. Add PTA_NO_SAHF to x86_64 and
10173 nocona processor flags. Set x86_sahf when PTA_NO_SAHF is not set
10174 in processor flags. Do not unconditionally disable TARGET_USE_SAHF
10176 (ix86_fp_comparison_sahf_cost): Return high value for !TARGET_SAHF.
10177 (ix86_expand_fp_compare): Check for TARGET_CMOVE or TARGET_SAHF
10178 when expanding fcomi/sahf based tests.
10179 (ix86_emit_fp_unordered_jump): Check for TARGET_SAHF when
10180 expanding sahf based alternative. Emit sahf based sequence when
10181 optimizing for code size.
10182 * config/i386/i386.md (x86_sahf_1): Do not disable for
10183 TARGET_64BIT, enable for TARGET_SAHF.
10185 2007-03-08 Martin Michlmayr <tbm@cyrius.com>
10187 * tree-ssa-coalesce.c (fail_abnormal_edge_coalesce): Remove
10188 spurious whitespace from error message.
10190 2007-03-08 Volker Reichelt <reichelt@netcologne.de>
10193 * c-common.c (fold_offsetof_1): Handle COMPOUND_EXPR.
10195 2007-03-08 Alexandre Oliva <aoliva@redhat.com>
10197 * c-decl.c (grokdeclarator): Disable warnings for anonymous
10199 * tree-sra.c (instantiate_element): Propagate disabled warnings
10200 from the element itself to the created variable.
10202 2007-03-07 Richard Henderson <rth@redhat.com>
10205 * reg-stack.c (emit_swap_insn): If a malformed asm was seen,
10206 silently fix up the stack in the case of a missing register.
10208 2007-03-07 Paul Brook <paul@codesourcery.com>
10210 * config/arm/libunwind.S: Add .arch/.object_arch for armv4 builds.
10212 2007-03-07 Joseph Myers <joseph@codesourcery.com>
10214 * config/arm/unwind-arm.c (struct wmmxd_regs, struct wmmxc_regs):
10216 (phase1_vrs): Use them.
10217 (DEMAND_SAVE_WMMXD, DEMAND_SAVE_WMMXC): New.
10218 (__gnu_Unwind_Save_WMMXD, __gnu_Unwind_Restore_WMMXD,
10219 __gnu_Unwind_Save_WMMXC, __gnu_Unwind_Restore_WMMXC): Declare.
10220 (restore_non_core_regs): Call __gnu_Unwind_Restore_WMMXD and
10221 __gnu_Unwind_Restore_WMMXC if required.
10222 (_Unwind_VRS_Pop): Implement iWMMXt support.
10223 * config/arm/libunwind.S (gnu_Unwind_Restore_WMMXD,
10224 gnu_Unwind_Save_WMMXD, gnu_Unwind_Restore_WMMXC,
10225 gnu_Unwind_Save_WMMXC): Define.
10227 2007-03-07 Richard Sandiford <richard@codesourcery.com>
10229 * config/vxworks.h (vxworks_override_options): Declare.
10230 (VXWORKS_OVERRIDE_OPTIONS): Use it.
10231 * config/vxworks.c: Include target.h and toplev.h.
10232 (vxworks_override_options): New function.
10233 * config/t-vxworks (vxworks.o): Depend on $(TARGET_H) and toplev.h.
10235 2007-03-07 Andreas Krebbel <krebbel1@de.ibm.com>
10237 * config/s390/s390.c (override_options): Don't emit an error when
10238 -mstack-size is used without providing -mstack-guard.
10239 (s390_emit_prologue): Choose stack_guard value automatically if not
10240 provided via command line.
10241 * doc/invoke.texi: Adjust description of -mstack-guard and -mstack-size.
10243 2007-03-07 Richard Sandiford <richard@codesourcery.com>
10245 * config/i386/i386.c (output_set_got): Add a GOT initialization
10246 sequence for VxWorks PIC.
10247 (legitimate_pic_address_disp_p): Allow UNSPEC_GOT wrappers
10248 around labels as well as symbols. Use gotoff_operand instead
10249 of local_symbolic_operand.
10250 (legitimize_pic_address): Use gotoff_operand instead of
10251 local_symbolic_operand. Use @GOT accesses for labels as
10253 (ix86_output_addr_diff_elt): Use PC-relative rather than
10254 GP-relative offsets for VxWorks PIC.
10255 (ix86_expand_move): Pass NULL_RTX to legitimize_pic_address unless
10256 no_new_pseudos. Check whether the returned register is op0.
10257 * config/i386/i386.md (tablejump): Use PC-relative rather than
10258 GP-relative offsets for VxWorks PIC.
10259 * config/i386/predicates.md (gotoff_operand): New predicate.
10261 2007-03-06 Richard Sandiford <richard@codesourcery.com>
10263 * config/vxworks.h (VXWORKS_GOTT_BASE, VXWORKS_GOTT_INDEX): Undefine
10265 * config/vxworks-dummy.h: New file.
10266 * config/i386/i386.h: Include it.
10268 2007-03-07 Alexandre Oliva <aoliva@redhat.com>
10270 * dwarf2out.c (is_inlined_entry_point): New
10271 (add_high_low_attributes): Emit DW_AT_entry_pc along with
10272 DW_AT_ranges if the first subblock is the entry point.
10274 2007-03-06 David Daney <ddaney@avtrex.com>
10276 * doc/install.texi (mips-*-*): Change recommended binutils
10279 2007-03-06 Anatoly Sokolov <aesok@post.ru>
10281 * config/avr/avr.c (avr_mcu_types): Add support for ATmega325P,
10282 ATmega3250P, ATmega329P, ATmega3290P, AT90USB82 and AT90USB162
10284 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
10285 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
10287 2007-03-06 Jan Hubicka <jh@suse.cz>
10289 * errors.h (warning, error, fatal, internal_error): Mark as cold.
10290 * predict.c (maybe_hot_bb): Cold functions are never hot; hot functions
10292 (probably_cold_bb_p): Cold functions are cold.
10293 (probably_never_executed_bb_p): Cold functions are cold.
10294 (tree_bb_level_predictions): Predict calls to cold functions as not
10296 (compute_function_frequency): Check hot/cold attributes.
10297 * function.h (function_frequency): Update comments.
10298 * predict.def (PRED_COLD_FUNCTION): Predict cold function.
10299 * c-common.c (handle_hot_attribute, handle_cold_attribute): New.
10300 (c_common_att): Add cold and hot.
10302 * doc/extend.texi (hot,cold attributes): Document.
10304 2007-03-06 Andrew Haley <aph@redhat.com>
10306 * function.c (expand_function_end): Move blockage to just after we
10307 emit the label for the naked return from the function.
10309 2007-03-06 Richard Sandiford <richard@codesourcery.com>
10311 * config/i386/att.h (ASM_OUTPUT_ASCII, ASM_OUTPUT_SKIP): Undefine
10314 2007-03-06 Jan Hubicka <jh@suse.cz>
10316 * reg-stack.c (reg_to_stack): Large models don't allow NAN to be
10317 loaded for constant large models. Non-large 64bit PIC can do.
10318 * i386.h (CASE_VECTOR_MODE): Large PIC cases are 64bit.
10319 * cmodel.h: Add LARGE PIC.
10320 * i386.md (UNSPEC_PLTOFF): New.
10321 (UNSPEC_SET_RIP, UNSPEC_SET_GOT_OFFSET): New; renumber other unspecs as
10323 (*call_1_rex64): Disable for large models.
10324 (*call_1_rex64_large): New.
10325 (*call_value_1_rex64): Disable for large models.
10326 (*call_value_1_rex64_large): New.
10327 (set_rip_rex4): New.
10328 (set_got_offset_rex64): New.
10329 * predicates.md (constant_call_address_operand): For large model
10330 constant calls are not possible.
10331 * i386-protos.h (construct_plt_address): Declare.
10332 * i386.c (override_options): Accept large models.
10333 (ix86_expand_prologue): Expand large PIC GOT pointer load.
10334 (legitimate_constant_p): Add new UNSPECs.
10335 (legitimate_pic_operand_p): Likewise.
10336 (legitimate_pic_address_disp_p): Disallow local symbols for large PICs.
10337 (legitimize_pic_address): Do easy RIP relative way for TLS only for
10339 (output_pic_addr_const): Add PLTOFF.
10340 (ix86_output_addr_diff_elt): Output 64bit tables when needed.
10341 (ix86_expand_move): Legitimize pic address when in PIC mode.
10342 (construct_plt_address): New function.
10343 (ix86_expand_call): Offload the address to register and use GOT pointer
10345 * invoke.texi (mcmodel=large): Update documentation.
10347 2007-03-06 Richard Henderson <rth@redhat.com>
10349 * config/i386/i386.c (x86_use_leave, x86_push_memory,
10350 x86_zero_extend_with_and, x86_movx, x86_double_with_add,
10351 x86_use_bit_test, x86_unroll_strlen, x86_deep_branch,
10352 x86_branch_hints, x86_use_sahf, x86_partial_reg_stall,
10353 x86_partial_flag_reg_stall, x86_use_himode_fiop, x86_use_simode_fiop,
10354 x86_use_mov0, x86_use_cltd, x86_read_modify_write, x86_read_modify,
10355 x86_split_long_moves, x86_promote_QImode, x86_fast_prefix,
10356 x86_single_stringop, x86_qimode_math, x86_promote_qi_regs,
10357 x86_himode_math, x86_promote_hi_regs, x86_sub_esp_4, x86_sub_esp_8,
10358 x86_add_esp_4, x86_add_esp_8, x86_integer_DFmode_moves,
10359 x86_partial_reg_dependency, x86_memory_mismatch_stall,
10360 x86_prologue_using_move, x86_epilogue_using_move, x86_shift1,
10361 x86_sse_partial_reg_dependency, x86_sse_split_regs,
10362 x86_sse_unaligned_move_optimal, x86_sse_typeless_stores,
10363 x86_sse_load0_by_pxor, x86_use_ffreep, x86_use_incdec,
10364 x86_inter_unit_moves, x86_ext_80387_constants, x86_four_jump_limit,
10365 x86_schedule, x86_use_bt, x86_pad_returns,
10366 x86_use_xchgb): Merge into ...
10367 (ix86_tune_features): ... here. New array.
10368 (x86_cmove, x86_cmpxchg, x86_cmpxchg8b, x86_xadd,
10369 x86_bswap): Merge into ...
10370 (ix86_arch_features): ... here. New array.
10371 (x86_3dnow_a): Remove.
10372 (x86_accumulate_outgoing_args): Make static.
10373 (x86_arch_always_fancy_math_387): Make static.
10374 (ix86_tune_mask, ix86_arch_mask): Move ...
10375 (override_options): ... to local variables here. Apply the
10376 appropriate mask to each element of ix86_arch_features and
10377 ix86_tune_features. Adjust TARGET_CMOVE and TARGET_USE_SAHF
10378 as were done in the old macros.
10379 (standard_80387_constant_p): Use TARGET_EXT_80387_CONSTANTS.
10380 * config/i386/i386.h (x86_use_leave, x86_push_memory,
10381 x86_zero_extend_with_and, x86_use_bit_test, x86_cmove, x86_deep_branch,
10382 x86_branch_hints, x86_unroll_strlen, x86_double_with_add,
10383 x86_partial_reg_stall, x86_movx, x86_use_himode_fiop,
10384 x86_use_simode_fiop, x86_use_mov0, x86_use_cltd, x86_use_xchgb,
10385 x86_read_modify_write, x86_read_modify, x86_split_long_moves,
10386 x86_promote_QImode, x86_single_stringop, x86_fast_prefix,
10387 x86_himode_math, x86_qimode_math, x86_promote_qi_regs,
10388 x86_promote_hi_regs, x86_integer_DFmode_moves, x86_add_esp_4,
10389 x86_add_esp_8, x86_sub_esp_4, x86_sub_esp_8,
10390 x86_partial_reg_dependency, x86_memory_mismatch_stall,
10391 x86_accumulate_outgoing_args, x86_prologue_using_move,
10392 x86_epilogue_using_move, x86_decompose_lea,
10393 x86_arch_always_fancy_math_387, x86_shift1,
10394 x86_sse_partial_reg_dependency, x86_sse_split_regs,
10395 x86_sse_unaligned_move_optimal, x86_sse_typeless_stores,
10396 x86_sse_load0_by_pxor, x86_use_ffreep, x86_inter_unit_moves,
10397 x86_schedule, x86_use_bt, x86_cmpxchg, x86_cmpxchg8b, x86_xadd,
10398 x86_use_incdec, x86_pad_returns, x86_bswap,
10399 x86_partial_flag_reg_stall): Remove.
10400 (enum ix86_tune_indices): New.
10401 (ix86_tune_features): New.
10402 (TARGET_USE_LEAVE, TARGET_PUSH_MEMORY, TARGET_ZERO_EXTEND_WITH_AND,
10403 TARGET_USE_BIT_TEST, TARGET_UNROLL_STRLEN,
10404 TARGET_DEEP_BRANCH_PREDICTION, TARGET_BRANCH_PREDICTION_HINTS,
10405 TARGET_DOUBLE_WITH_ADD, TARGET_USE_SAHF, TARGET_MOVX,
10406 TARGET_PARTIAL_REG_STALL, TARGET_PARTIAL_FLAG_REG_STALL,
10407 TARGET_USE_HIMODE_FIOP, TARGET_USE_SIMODE_FIOP, TARGET_USE_MOV0,
10408 TARGET_USE_CLTD, TARGET_USE_XCHGB, TARGET_SPLIT_LONG_MOVES,
10409 TARGET_READ_MODIFY_WRITE, TARGET_READ_MODIFY, TARGET_PROMOTE_QImode,
10410 TARGET_FAST_PREFIX, TARGET_SINGLE_STRINGOP, TARGET_QIMODE_MATH,
10411 TARGET_HIMODE_MATH, TARGET_PROMOTE_QI_REGS, TARGET_PROMOTE_HI_REGS,
10412 TARGET_ADD_ESP_4, TARGET_ADD_ESP_8, TARGET_SUB_ESP_4,
10413 TARGET_SUB_ESP_8, TARGET_INTEGER_DFMODE_MOVES,
10414 TARGET_PARTIAL_REG_DEPENDENCY, TARGET_SSE_PARTIAL_REG_DEPENDENCY,
10415 TARGET_SSE_UNALIGNED_MOVE_OPTIMAL, TARGET_SSE_SPLIT_REGS,
10416 TARGET_SSE_TYPELESS_STORES, TARGET_SSE_LOAD0_BY_PXOR,
10417 TARGET_MEMORY_MISMATCH_STALL, TARGET_PROLOGUE_USING_MOVE,
10418 TARGET_EPILOGUE_USING_MOVE, TARGET_SHIFT1, TARGET_USE_FFREEP,
10419 TARGET_INTER_UNIT_MOVES, TARGET_FOUR_JUMP_LIMIT, TARGET_SCHEDULE,
10420 TARGET_USE_BT, TARGET_USE_INCDEC, TARGET_PAD_RETURNS,
10421 TARGET_EXT_80387_CONSTANTS): Use it.
10422 (enum ix86_arch_indices): New.
10423 (ix86_arch_features): New.
10424 (TARGET_CMOVE, TARGET_CMPXCHG, TARGET_CMPXCHG8B, TARGET_XADD,
10425 TARGET_BSWAP): Use it.
10426 (ix86_tune_mask, ix86_arch_mask): Remove.
10428 2007-03-06 Joseph Myers <joseph@codesourcery.com>
10431 * configure.ac (CROSS_SYSTEM_HEADER_DIR, build_system_header_dir):
10432 Define using $${sysroot_headers_suffix}.
10433 * configure: Regenerate.
10434 * cppdefault.c (cpp_include_defaults): Make FIXED_INCLUDE_DIR a
10435 multilib-suffixed directory if SYSROOT_HEADERS_SUFFIX_SPEC
10437 * doc/invoke.texi (-print-sysroot-headers-suffix): Document.
10438 * gcc.c (print_sysroot_headers_suffix): New.
10439 (option_map): Include --print-sysroot-headers-suffix.
10440 (display_help): Mention -print-sysroot-headers-suffix.
10441 (process_command): Handle -print-sysroot-headers-suffix.
10442 (do_spec_1): Append multilib directory to include-fixed path if
10443 sysroot suffixes in use.
10444 (main): Handle -print-sysroot-headers-suffix.
10445 * Makefile.in (start.encap): Don't depend on xlimits.h
10446 (xlimits.h): Remove.
10447 (stmp-int-hdrs): Don't depend on xlimits.h. Inline generation of
10448 limits.h for each multilib in fixinc_list.
10449 (fixinc_list, s-fixinc_list): New.
10450 (stmp-fixinc): Depend on fixinc_list. If not copying headers,
10451 generate them for each multilib in fixinc_list.
10452 (stmp-fixproto): Use include-fixed. Run fixproto for each
10453 multilib in fixinc_list.
10454 (mostlyclean): Don't remove xlimits.h.
10455 (clean): Remove include-fixed.
10456 (real-install-headers-tar, real-install-headers-cpio,
10457 real-install-headers-cp): Don't copy include, only include-fixed.
10458 (install-mkheaders): Depend on fixinc_list. Don't depend on
10459 xlimits.h. Save limits.h files for each multilib in fixinc_list.
10460 Always save mkinstalldirs. Preserve ${sysroot_headers_suffix} in
10461 SYSTEM_HEADER_DIR setting in mkheaders.conf.
10463 2007-03-06 Jan Hubicka <jh@suse.cz>
10465 * regstack.c (reg_to_stack): When in 64bit PIC mode, we still can load
10468 2007-03-06 Richard Sandiford <richard@codesourcery.com>
10470 * configure.ac: Allow tm_file to contain build-directory files.
10471 * configure: Regenerate.
10472 * config.gcc (m68k-*-uclinux*): Add ./sysroot-suffix.h to tm_file.
10473 * config/m68k/t-uclinux (sysroot-suffix.h): New target.
10474 * config/m68k/print-sysroot-suffix.sh: New file.
10476 2007-03-06 Richard Sandiford <richard@codesourcery.com>
10478 * config/m68k/m68k.h (PIC_OFFSET_TABLE_REGNUM): Use the REGNO
10479 of pic_offset_table_rtx if reload_completed.
10480 (CONDITIONAL_REGISTER_USAGE): Use PIC_REG instead of
10481 PIC_OFFSET_TABLE_REGNUM.
10482 * config/m68k/m68k.c (TARGET_ASM_CAN_OUTPUT_MI_THUNK): Always
10484 (m68k_save_reg): Use PIC_REG instead of PIC_OFFSET_TABLE_REGNO.
10485 (m68k_output_mi_thunk): Rewrite to use RTL. Honor vcall_offset.
10487 2007-03-06 Richard Sandiford <richard@codesourcery.com>
10489 * config/m68k/m68k.c (m68k_save_reg): Save the PIC register in
10490 functions that call eh_return.
10492 2007-03-06 Richard Sandiford <richard@codesourcery.com>
10494 * config/m68k/m68k.c (m68k_save_reg): Save the PIC register in
10495 functions that need a constant pool.
10497 2007-03-06 Richard Sandiford <richard@codesourcery.com>
10500 * config/m68k/m68k-protos.h (m68k_secondary_reload_class): Declare.
10501 (m68k_preferred_reload_class): Likewise.
10502 * config/m68k/m68k.h (HARD_REGNO_MODE_OK): Remove duplicated comment.
10503 (SECONDARY_RELOAD_CLASS): Define.
10504 (PREFERRED_RELOAD_CLASS): Use m68k_preferred_reload_class.
10505 (LIMIT_RELOAD_CLASS): Delete.
10506 * config/m68k/m68k.c (m68k_regno_mode_ok): Don't prevent address
10507 registers from storing bytes.
10508 (m68k_secondary_reload_class): New function.
10509 (m68k_preferred_reload_class): Likewise.
10511 2007-03-06 Richard Sandiford <richard@codesourcery.com>
10513 * config/m68k/m68k.c (m68k_save_reg): Remove special case for
10515 (m68k_expand_prologue): Likewise.
10517 2007-03-06 Richard Sandiford <richard@codesourcery.com>
10519 * config/m68k/m68k-protos.h (output_sibcall): Declare.
10520 (mips_expand_epilogue): Add a bool parameter.
10521 (m68k_legitimize_sibcall_address): Declare.
10522 * config/m68k/m68k.c (TARGET_FUNCTION_OK_FOR_SIBCALL): Define.
10523 (m68k_expand_epilogue): Add a parameter to select between sibling
10524 and normal epilogues. Only generate a return for the latter.
10525 (m68k_ok_for_sibcall_p): New function.
10526 (m68k_legitimize_sibcall_address, output_sibcall): New functions.
10527 * config/m68k/m68k.md (sibcall, *sibcall): New patterns.
10528 (sibcall_value, *sibcall_value): Likewise.
10529 (*call, *call_value): Require !SIBLING_CALL_P.
10530 (epilogue): Update call to m68k_expand_epilogue.
10531 (sibcall_epilogue): New pattern.
10532 * config/m68k/predicates.md (const_call_operand): Say that this
10533 predicate applies to sibling calls too.
10534 (sibcall_operand): New predicate.
10536 2007-03-06 Richard Sandiford <richard@codesourcery.com>
10538 * config/m68k/m68k.md (movsf_cf_soft): Provide the same non-mov3q
10539 alternatives as movsi_cf.
10540 (movsf_cf_hard): Add commentary.
10542 2007-03-06 Kazu Hirata <kazu@codesourcery.com>
10543 Richard Sandiford <richard@codesourcery.com>
10545 * config/m68k/m68k-protos.h (m68k_interrupt_function_p): Declare.
10546 (m68k_movem_pattern_p, m68k_output_movem): Likewise.
10547 (m68k_expand_prologue, m68k_expand_epilogue): Likewise.
10548 * config/m68k/m68k.h (EPILOGUE_USES): Define. Treat all registers
10549 as being live on exit from an interrupt function.
10550 (PRINT_OPERAND_PUNCT_VALID_P): Return true for '?'.
10551 * config/m68k/m68k.c (MIN_MOVEM_REGS, MIN_FMOVEM_REGS): New macros.
10552 (m68k_frame): Remove reg_rev_mask and fpu_rev_mask.
10553 (TARGET_ASM_FUNCTION_PROLOGUE, TARGET_ASM_FUNCTION_EPILOGUE): Delete.
10554 (m68k_interrupt_function_p): Globalize.
10555 (m68k_compute_frame_layout): Remove reverse mask code.
10556 (m68k_emit_movem, m68k_set_frame_related): New functions.
10557 (m68k_output_function_prologue): Delete in favor of...
10558 (m68k_expand_prologue): ...this new function.
10559 (m68k_output_function_epilogue): Delete in favor of...
10560 (m68k_expand_epilogue): ...this new function.
10561 (m68k_split_offset, m68k_movem_pattern_p, m68k_output_movem): New
10563 (print_operand): Handle %?.
10564 * config/m68k/m68k.md (UNSPEC_SIN, UNSPEC_COS): Remove excess space.
10565 (UNSPEC_GOT, A1_REG, PIC_REG, FP0_REG): New constants.
10566 (prologue, epilogue): New patterns.
10567 (return): Turn into a define_expand.
10568 (*return): New pattern, derived from old "return" pattern. Use rte
10569 rather than rts for interrupt functions. Only use rtd if the pop
10571 (*m68k_store_multiple, *m68k_store_multiple_automod): New patterns.
10572 (*m68k_load_multiple, *m68k_load_multiple_automod): Likewise.
10573 (link, *link, unlink, *unlink, load_got): Likewise.
10575 2007-03-06 Richard Sandiford <richard@codesourcery.com>
10579 * config/m68k/m68k-protos.h (m68k_legitimate_base_reg_p): Declare.
10580 (m68k_legitimate_index_reg_p, m68k_legitimate_address_p): Likewise.
10581 (m68k_matches_q_p, m68k_matches_u_p): Likewise.
10582 * config/m68k/m68k.h (EXTRA_CONSTRAINT): Use m68k_matches_q_p
10583 and m68k_matches_u_p.
10584 (PCREL_GENERAL_OPERAND_OK, LEGITIMATE_BASE_REG_P): Delete.
10585 (INDIRECTABLE_1_ADDRESS_P, GO_IF_NONINDEXED_ADDRESS): Delete.
10586 (GO_IF_INDEXABLE_BASE, GO_IF_INDEXING, GO_IF_INDEXED_ADDRESS): Delete.
10587 (LEGITIMATE_INDEX_REG_P, LEGITIMATE_INDEX_P): Delete.
10588 (GO_IF_COLDFIRE_FPU_LEGITIMATE_ADDRESS): Delete.
10589 (REG_STRICT_P): New macro.
10590 (LEGITIMATE_PIC_OPERAND_P): Use REG_STRICT_P rather than
10591 PCREL_GENERAL_OPERAND_OK.
10592 (REG_OK_FOR_BASE_P): Merge definitions. Use REG_STRICT_P and
10593 m68k_legitimate_base_reg_p.
10594 (REG_MODE_OK_FOR_INDEX_P): Likewise m68k_legitimate_index_reg_p.
10595 (GO_IF_LEGITIMATE_ADDRESS): Likewise m68k_legitimate_address_p.
10596 (PIC_CASE_VECTOR_ADDRESS): Update comment.
10597 * config/m68k/m68k.c (m68k_address): New structure.
10598 (m68k_legitimate_base_reg_p, m68k_legitimate_index_reg_p)
10599 (m68k_decompose_index, m68k_legitimate_constant_address_p)
10600 (m68k_jump_table_ref_p, m68k_decompose_address)
10601 (m68k_legitimate_address_p, m68k_legitimate_mem_p, m68k_matches_q_p)
10602 (m68k_matches_u_p): New functions.
10603 (print_operand_address): Rewrite to use m68k_decompose_index.
10605 2007-03-05 David Taylor <dtaylor@emc.com>
10607 * gcc.c: Correct copyright date in --version output.
10609 2007-03-05 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
10611 * pa.md: In unamed move patterns, disparge copies between general
10612 and floating point registers using '?' modifier. Don't include 'f'
10613 constraint for register preferences in DImode, SImode, HImode and
10614 QImode patterns. Likewise for 'r' in DFmode and SFmode patterns.
10615 Remove constraints for copies between general and floating registers
10616 in soft-float DFmode pattern.
10617 (movdf): Fail if operand1 is a CONST_DOUBLE and operand0 is a hard
10621 2007-03-05 Mike Stump <mrs@apple.com>
10623 * c-common.c (targetcm): Add.
10624 * c-opts.c (c_common_handle_option): Handle language specific
10626 * opts.c (handle_option): Verify language for target options, if
10628 * opth-gen.awk: Add CL_LANG_ALL.
10629 * target-def.h (TARGET_HANDLE_C_OPTION): Add.
10630 (TARGETCM_INITIALIZER): Add.
10631 * target.h (struct gcc_targetcm): Add.
10633 * targhooks.c (default_handle_c_option): Add.
10634 * targhooks.h (default_handle_c_option): Add.
10635 * doc/tm.texi (TARGET_HANDLE_C_OPTION): Add.
10637 * config/darwin.opt (iframework): Add.
10638 * config/darwin.h (TARGET_HAS_TARGETCM): Add.
10639 * config/darwin-c.c (handle_c_option): Add.
10640 (TARGET_HANDLE_C_OPTION): Add.
10642 * doc/invoke.texi (Darwin Options): Add -iframework.
10644 2007-03-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10646 * convert.c (convert_to_integer): Fix nearbyint/rint -> *lrint
10649 2007-03-05 Ian Lance Taylor <iant@google.com>
10651 * c.opt (fgnu89-inline): New option.
10652 * c-opts.c (c_common_post_options): Set default value for
10654 * c-decl.c (WANT_C99_INLINE_SEMANTICS): Remove.
10655 (pop_scope): Check flag_gnu89_inline rather than flag_isoc99 for
10657 (diagnose_mismatched_decls, merge_decls, start_decl): Likewise.
10658 (grokdeclarator, start_function): Likewise.
10659 * c-cppbuiltin.c (c_cpp_builtins): Define either
10660 __GNUC_GNU_INLINE__ or __GNUC_STDC_INLINE__.
10661 * doc/invoke.texi (Option Summary): Mention -fgnu89-inline.
10662 (C Dialect Options): Document -fgnu89-inline.
10663 * doc/extend.texi (Function Attributes): Explain what the
10664 gnu_inline attribute does.
10665 * doc/cpp.texi (Common Predefined Macros): Document
10666 __GNUC_GNU_INLINE__ and __GNUC_STDC_INLINE__.
10668 2007-03-05 Ian Lance Taylor <iant@google.com>
10670 PR tree-optimization/31034
10671 * tree-vrp.c (extract_range_from_assert): Don't try to handle a
10672 half-range if the other side is an overflow infinity.
10674 2007-03-05 Bernd Schmidt <bernd.schmidt@analog.com>
10676 * config.gcc (bfin*-uclinux*): Use t-bfin-uclinux.
10677 (bfin*-linux-uclibc*): New configuration.
10678 * config/linux.h (LINK_GCC_C_SEQUENCE_SPEC): Undefined before
10680 * config/bfin/linux.h: New file.
10681 * config/bfin/libgcc-bfin.ver: New file.
10682 * config/bfin/t-bfin-uclinux: New file.
10683 * config/bfin/t-bfin-linux: New file.
10684 * config/bfin/uclinux.h (LINUX_TARGET_OS_CPP_BUILTINS): New macro.
10685 (TARGET_OS_CPP_BUILTINS): New macro.
10687 2007-03-05 Richard Guenther <rguenther@suse.de>
10689 * fold-const.c (fold_binary): Remove duplicate folding
10690 of comparison of non-null ADDR_EXPR against null.
10692 2007-03-05 Richard Guenther <rguenther@suse.de>
10693 Dorit Nuzman <dorit@il.ibm.com>
10695 PR tree-optimization/26420
10696 * tree-vectorizer.c (vectorize_loops): Bail out early if there
10697 are no loops in the function. Only print the number of
10698 vectorized loops if it is greater than zero or we are supposed
10699 to print information about unvectorized loops.
10701 2007-03-05 Revital Eres <eres@il.ibm.com>
10703 * gcc.dg/var-expand1.c: New test.
10704 * loop-unroll.c (analyze_insn_to_expand_var): Add dump info
10705 when an accumulator is expanded.
10707 2007-03-04 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
10710 * c-common.c (convert_and_check): Don't give warnings for
10711 conversion if 'expr' already overflowed.
10713 2007-03-04 Roger Sayle <roger@eyesopen.com>
10715 PR middle-end/30744
10716 * fold-const.c (fold_comparison): Enforce type consistency when
10717 transforming ~X op ~Y to Y op X, and ~X op C to X op' ~C.
10719 2007-03-04 Zdenek Dvorak <dvorakz@suse.cz>
10721 * tree-ssa-address.c (create_mem_ref): Do not put an expression
10722 containing a cast to the base of TARGET_MEM_REF.
10724 2007-03-04 Martin Michlmayr <tbm@cyrius.com>
10726 * tree.c (tree_contains_struct_check_failed): Remove spurious
10727 whitespace from error message.
10729 2007-03-04 Andrew Pinski <andrew_pinski@playstation.sony.com>
10732 * config/rs6000/rs6000.c (rs6000_function_value): Look at bit size
10733 instead of precision.
10735 2007-03-04 Roman Zippel <zippel@linux-m68k.org>
10736 Nathan Sidwell <nathan@codesourcery.com>
10738 * emit-rtl.c (find_auto_inc): New.
10739 (try_split): recreate REG_INC notes,
10740 Use regular for loops rather than whiles.
10742 2007-03-03 Andreas Schwab <schwab@suse.de>
10744 * configure.ac (HAVE_AS_REL16): Move test back to correct place.
10745 * configure: Regenerate.
10747 2007-03-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10749 * builtins.def (ATTR_MATHFN_FPROUNDING): Rely on
10750 flag_rounding_math, not flag_unsafe_math_optimizations.
10752 * c-pretty-print.c (pp_c_direct_abstract_declarator): Use
10754 * config/alpha/alpha.c (alpha_fold_builtin_zapnot,
10755 alpha_fold_vector_minmax): Likewise.
10756 * config/i386/i386.c (ix86_gimplify_va_arg): Likewise.
10757 * config/sparc/sparc.c (sparc_gimplify_va_arg): Likewise.
10759 2007-03-02 Eric Botcazou <ebotcazou@adacore.com>
10761 * tree-sra.c (sra_walk_fns) <ldst>: Document new restriction.
10762 (sra_walk_modify_expr) <rhs_elt>: Treat the reference as a use
10763 if the lhs has side-effects.
10764 <lhs_elt>: Treat the reference as a use if the rhs has side-effects.
10766 2007-03-02 Uros Bizjak <ubizjak@gmail.com>
10768 * config/i386/i386.h (TUNEMASK): Remove define.
10769 (ARCHMASK): Remove define.
10770 (TARGET_*): Use ix86_tune_mask variable instead of TUNEMASK.
10771 Use ix86_arch_mask variable instead of ARCHMASK.
10772 * config/i386/i386.c (override_options): Ditto.
10773 (standard_80387_constant_p): Ditto.
10775 2007-03-02 Ian Lance Taylor <iant@google.com>
10777 Used signed infinities in VRP.
10778 * tree-vrp.c (uses_overflow_infinity): New static function.
10779 (supports_overflow_infinity): New static function.
10780 (make_overflow_infinity): New static function.
10781 (negative_overflow_infinity): New static function.
10782 (positive_overflow_infinity): New static function.
10783 (is_negative_overflow_infinity): New static function.
10784 (is_positive_overflow_infinity): New static function.
10785 (is_overflow_infinity): New static function.
10786 (overflow_infinity_range_p): New static function.
10787 (compare_values_warnv): New function split out of compare_values.
10788 (compare_value): Call it.
10789 (set_value_range_to_nonnegative): Add overflow_infinity
10790 parameter. Change caller.
10791 (vrp_expr_computes_nonnegative): Add strict_overflow_p parameter.
10793 (vrp_expr_computes_nonzero): Likewise.
10794 (compare_ranges, compare_range_with_value): Likewise.
10795 (compare_name_with_value, compare_names): Likewise.
10796 (vrp_evaluate_conditional): Likewise.
10797 (set_value_range): Handle infinity
10798 (vrp_operand_equal_p, operand_less_p): Likewise.
10799 (extract_range_from_assert): Likewise.
10800 (vrp_int_const_binop): Likewise.
10801 (extract_range_from_binary_expr): Likewise.
10802 (extract_range_from_unary_expr): Likewise.
10803 (extract_range_from_comparison): Likewise.
10804 (extract_range_from_expr): Likewise.
10805 (dump_value_range): Likewise.
10806 (vrp_visit_cond_stmt, vrp_visit_phi_node): Likewise.
10807 (test_for_singularity): Likewise.
10808 (vrp_int_const_binop): Remove inline qualifier.
10809 (adjust_range_with_scev): Add comment.
10810 * tree-flow.h (vrp_evaluate_conditional): Update declaration.
10812 2007-03-02 Diego Novillo <dnovillo@redhat.com>
10814 * tree-ssa-structalias.c (could_have_pointers): Tidy.
10815 (get_constraint_for): Likewise.
10816 (do_structure_copy): Likewise.
10817 (find_func_aliases): Fix references to MODIFY_EXPR.
10818 (intra_create_variable_infos): Tidy.
10819 * tree-ssa-operands.c (add_virtual_operand): Add argument
10821 When adding members of alias sets, if IS_CALL_SITE is true and
10822 the symbol is not call-clobbered, skip it.
10823 Adjust all callers.
10825 2007-03-02 Eric Botcazou <ebotcazou@adacore.com>
10827 * config/alpha/alpha.c (alpha_gp_save_rtx): Insert the insns at the
10828 entry by means of emit_insn_at_entry.
10830 2007-03-02 Richard Henderson <rth@redhat.com>
10832 * expr.h (promoted_input_arg): Remove decl.
10833 * function.c (promoted_input_arg): Merge into ...
10834 * combine.c (setup_incoming_promotions): ... only caller.
10835 Rearrange to avoid double loop.
10837 2007-03-02 Ben Elliston <bje@au.ibm.com>
10838 Peter Bergner <bergner@vnet.ibm.com>
10839 Janis Johnson <janis187@us.ibm.com>
10841 * config/rs6000/dfp.md: New file.
10842 * config/rs6000/rs6000.md: Include dfp.md.
10843 (add<mode>3_internal1): Disable for DECIMAL_FLOAT_MODE_P operands.
10844 * config/rs6000/rs6000.c (rs6000_hard_regno_mode_ok): Handle DDmode
10845 and TDmode decimal float modes in FP registers.
10846 (num_insns_constant): Likewise.
10847 (rs6000_legitimate_offset_address_p): Likewise.
10848 (rs6000_legitimize_address): Likewise.
10849 (rs6000_legitimize_reload_address): Likewise.
10850 (rs6000_legitimate_address): Likewise.
10851 (rs6000_emit_move): Likewise.
10852 (function_arg_boundary): Likewise.
10853 (function_arg_advance): Likewise.
10854 (rs6000_darwin64_record_arg_recurse): Likewise.
10855 (function_arg): Likewise.
10856 (rs6000_gimplify_va_arg): Likewise.
10857 (rs6000_split_multireg_move): Likewise.
10858 (rs6000_output_function_epilogue): Likewise.
10859 (rs6000_output_function_epilogue): Likewise.
10860 (rs6000_register_move_cost): Likewise.
10861 (rs6000_function_value): Likewise.
10862 (rs6000_libcall_value): Likewise.
10864 2007-03-02 Richard Sandiford <richard@codesourcery.com>
10866 * config/t-vxworks (LIMITS_H_TEST): Define to true for VxWorks.
10868 2007-03-02 Richard Sandiford <richard@codesourcery.com>
10870 * config/t-vxworks (LIBGCC2_INCLUDES): Pass -nostdinc.
10871 Use $MULTIDIR to choose between the kernel and RTP headers,
10872 and use $WIND_BASE and $WIND_USR to locate them.
10874 2007-03-02 Uros Bizjak <ubizjak@gmail.com>
10876 * config/i386/i386.c (override_options): Put initialization of
10877 ix86_tune_mask and ix86_arch_mask to the correct place.
10879 2007-03-02 Uros Bizjak <ubizjak@gmail.com>
10880 Michael Meissner <michael.meissner@amd.com>
10883 * config/i386/i386.h (TUNEMASK): Redefine to use ix86_tune_mask.
10884 (ARCHMASK): Define.
10885 (TARGET_CMOVE): Use ARCHMASK.
10886 (TARGET_CMPXCHG): Ditto.
10887 (TARGET_CMPXCHG8B): Ditto.
10888 (TARGET_XADD): Ditto.
10889 (TARGET_BSWAP): Ditto.
10890 * config/i386/i386.c (ix86_tune_mask): New global variable.
10891 (ix86_arch_mask): Ditto.
10892 (override_options): Initialize ix86_tune_mask and
10893 ix86_arch_mask. Use ARCHMASK to clear MASK_NO_FANCY_MATH_387 in
10896 2007-03-02 Ben Elliston <bje@au.ibm.com>
10899 * config/dfp-bit.c (DFP_TO_INT): Initialise qval with "1.".
10901 2007-03-02 Joseph Myers <joseph@codesourcery.com>
10903 * target.h (init_dwarf_reg_sizes_extra): New target hook.
10904 * target-def.h (TARGET_INIT_DWARF_REG_SIZES_EXTRA): New default.
10905 * doc/tm.texi (TARGET_INIT_DWARF_REG_SIZES_EXTRA): Document.
10906 * dwarf2out.c (expand_builtin_init_dwarf_reg_sizes): Call this
10908 * config/rs6000/rs6000.c (TARGET_INIT_DWARF_REG_SIZES_EXTRA,
10909 rs6000_init_dwarf_reg_sizes_extra): New.
10910 * config/rs6000/linux-unwind.h (ppc_fallback_frame_state): Support
10911 SPE register high parts.
10913 2007-03-01 Brooks Moses <brooks.moses@codesourcery.com>
10915 * Makefile.in: Add install-pdf target as
10916 copied from automake v1.10 rules.
10917 * configure.ac: Add install-pdf to target list.
10918 * configure: Regenerate.
10920 2007-03-01 Paul Brook <paul@codesourcery.com>
10922 * config/arm/arm.c (arm_legitimate_index_p): Limit iWMMXt addressing
10923 modes to LDRD for DImode.
10924 (output_move_double): Fixup out of range ldrd/strd.
10925 (vfp_secondary_reload_class): Rename...
10926 (coproc_secondary_reload_class): ... to this. Add wb argument.
10927 * config/arm/arm.h (SECONDARY_OUTPUT_RELOAD_CLASS): Use
10928 coproc_secondary_reload_class for CLASS_IWMMXT.
10929 (SECONDARY_INPUT_RELOAD_CLASS): Ditto.
10930 * arm-protos.h (coproc_secondary_reload_class): Update prototype.
10932 2007-03-01 Zdenek Dvorak <dvorakz@suse.cz>
10934 * tree-ssa-loop-prefetch.c (determine_unroll_factor): Bound the unroll
10935 factor by the estimated number of iterations.
10936 (loop_prefetch_arrays): Do not prefetch in loops that iterate less than
10939 * config/i386/driver-i386.c (describe_cache, detect_caches_amd,
10940 decode_caches_intel, detect_caches_intel): New functions.
10941 (host_detect_local_cpu): Use detect_caches_amd and
10942 detect_caches_intel.
10944 2007-03-01 Richard Henderson <rth@redhat.com>
10946 * expr.c (emit_move_complex_push): Export.
10947 (emit_move_complex_parts): Split out from ...
10948 (emit_move_complex): ... here.
10949 * expr.h (emit_move_complex_push, emit_move_complex_parts): Declare.
10950 * config/i386/i386.md (movcdi): New.
10952 2007-03-01 Uros Bizjak <ubizjak@gmail.com>
10954 * config/i386/i386.c (ix86_modes_tieable_p): Fix typo, use also
10955 size of mode1 to check for tieable modes in MMX case.
10957 2007-03-01 Richard Sandiford <richard@codesourcery.com>
10959 * Makefile.in (rtlanal.o): Depend on tree.h.
10960 * rtl.h (offset_within_section_p, split_const): Declare.
10961 * rtlanal.c: Include tree.h.
10962 (offset_within_block_p): New function, taken from
10963 mips_offset_within_object_p.
10964 (split_const): New function, taken from mips_split_const.
10965 * config/m68k/m68k-protos.h (m68k_illegitimate_symbolic_constant_p):
10967 * config/m68k/m68k.h (M68K_OFFSETS_MUST_BE_WITHIN_SECTIONS_P): Define.
10968 (CONSTANT_ADDRESS_P): Only accept legitimate constants.
10969 (LEGITIMATE_CONSTANT_P): Check m68k_illegitimate_symbolic_constant_p.
10970 * config/m68k/m68k.c (TARGET_CANNOT_FORCE_CONST_MEM): Define.
10971 (m68k_illegitimate_symbolic_constant_p): New function.
10972 * config/m68k/m68k.md (movsi): Remove misleading predicates.
10973 If M68K_OFFSETS_MUST_BE_WITHIN_SECTIONS_P and the source is a
10974 symbolic constant that might be outside the symbol's section,
10975 move the symbol first and then add the offset.
10976 * config/m68k/uclinux.h (M68K_OFFSETS_MUST_BE_WITHIN_SECTIONS_P):
10978 * config/mips/mips.c (mips_split_const): Delete.
10979 (mips_offset_within_object_p): Delete.
10980 (mips_symbolic_constant_p): Use offset_within_section_p and
10981 split_const instead of mips_offset_within_object_p and
10983 (mips_cannot_force_const_mem, mips_const_insns, mips_unspec_address)
10984 (mips_legitimize_const_move, print_operand_reloc)
10985 (mips_dangerous_for_la25_p): Use split_const instead of
10988 2007-02-28 Eric Christopher <echristo@apple.com>
10990 * Makefile.in (install-include-dir): Don't rm -rf include.
10992 2007-02-28 Richard Guenther <rguenther@suse.de>
10994 PR middle-end/30364
10995 * fold-const.c (fold_binary): Do not associate expressions
10996 with more than one variable for integer types that do not wrap.
10998 2007-02-28 Sandra Loosemore <sandra@codesourcery.com>
11000 * builtins.c (fold_builtin_call_list, fold_builtin_call_valist):
11001 Delete, and replace with...
11002 (fold_builtin_call_array): This. Update callers to use it.
11003 * fold-const.c (fold_build_call_list): Delete, and replace with...
11004 (fold_build_call_array): This.
11005 (fold_build_call_list_initializer): Delete, and replace with...
11006 (fold_build_call_array_initializer): This.
11007 * tree.h: Update declarations to reflect above changes.
11009 * c-typeck.c (build_function_call): Store converted arguments
11010 in a stack-allocated array instead of building a list.
11011 (convert_arguments): Store arguments in the array passed in as an
11012 argument, and return the actual number of arguments.
11013 * c-format.c: (check_function_format): Pass arguments in an
11014 array instead of a list.
11015 * c-common.c (check_function_nonnull): Likewise.
11016 (check_function_sentinel): Likewise.
11017 (check_function_arguments): Likewise.
11018 * c-common.h: Update declarations to reflect above changes.
11020 2007-02-28 Jan Hubicka <jh@suse.cz>
11022 * predict.def (PRED_TREE_EARLY_RETURN, PRED_CONST_RETURN,
11023 PRED_NEGATIVE_RETURN): Update outcomes.
11025 2007-02-28 Bernd Schmidt <bernd.schmidt@analog.com>
11027 * calls.c (emit_library_call_value_1): Handle partial registers
11028 correctly when building up CALL_INSN_FUNCTION_USAGE.
11030 2007-02-27 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
11032 * pa/predicates.md (move_src_operand): Allow zero for mode.
11033 * pa/pa.md: Fix constraints for zero CONST_DOUBLE in 64-bit DFmode
11036 2007-02-27 Uros Bizjak <ubizjak@gmail.com>
11039 * config/i386/sse.md (*mov<mode>_internal, *movv4sf_internal,
11040 *movv2df_internal): Enable pattern only for valid operand
11042 * config/i386/i386.c (ix86_modes_tieable_p): For SSE registers,
11043 tie only 128bit modes. For MMX registers, tie only 64bit modes.
11045 2007-02-27 Mike Stump <mrs@apple.com>
11047 * config/darwin-crt3.c: Avoid compilation when compiling for a
11050 2007-02-27 Joseph Myers <joseph@codesourcery.com>
11052 * Makefile.in (PREPROCESSOR_DEFINES, test-protoize-simple): Define
11054 (stmp-int-hdrs, stmp-fixinc, install-headers): Use include-fixed
11055 for fixed headers and limits.h.
11056 (install-include-dir, install-headers-tar, install-headers-cpio,
11057 install-headers-cp, real-install-headers-tar,
11058 real-install-headers-cpio, real-install-headers-cp): Handle
11059 include-fixed as well as include.
11060 (install-mkheaders): Don't install files that go only in include
11062 * cppdefault.c (cpp_include_defaults): Separate FIXED_INCLUDE_DIR
11063 from GCC_INCLUDE_DIR.
11064 * gcc.c (process_command): Remove special -BstageN/ handling.
11065 (do_spec_1): Add include-fixed directories.
11067 2007-02-27 Bernd Schmidt <bernd.schmidt@analog.com>
11069 * config/bfin/t-bfin-elf (LIB1ASMFUNCS): Add _umulsi3_highpart and
11071 * config/bfin/lib1funcs.asm (___umulsi3_highpart, ___smulsi3_highpart):
11073 * config/bfin/bfin.md (smulsi3_highpart, umulsi3_highpart): New
11076 2007-02-27 Mark Mitchell <mark@codesourcery.com>
11078 * c-common.c (get_priority): Add check for
11079 SUPPORTS_INIT_PRIORITY.
11081 2007-02-27 Bernd Schmidt <bernd.schmidt@analog.com>
11083 * config/bfin/bfin.md (doloop_end): FAIL if counter reg isn't SImode.
11085 * config/bfin/bfin.c: Include "cfglayout.h".
11086 (MAX_LSETUP_DISTANCE): New macro.
11087 (struct loop_info): New members incoming, incoming_src and
11088 incoming_dest. Delete member predecessor.
11089 (length_for_loop): New function.
11090 (bfin_optimize_loop): Handle more different loop structures.
11091 (bfin_discover_loop): Rework detection of predecessor blocks by
11092 examining incoming edges.
11093 (bfin_discover_loops, bfin_free_loops): New functions, broken out of
11095 (bfin_reorder_loops): New function.
11096 (bfin_reorg_loops): Use these three new functions.
11098 * config/bfin/bfin.h (enum reg_class, REG_CLASS_NAMES,
11099 REG_CLASS_CONTENTS): Add D0REGS through D7REGS.
11100 (CONSTRAINT_LEN): Add entry for 'q'.
11101 (REG_CLASS_FROM_CONSTRAINT): Renamed from REG_CLASS_FROM_LETTER.
11102 Add 'q' constraints.
11103 (REGNO_REG_CLASS): For R0 through R7, return corresponding regclass.
11104 (CLASS_LIKELY_SPILLED_P): True for R0, R1 and R2.
11106 * config/bfin/bfin.md (add_with_carry): New pattern.
11107 (s_or_u, su_optab, su_modifier): New code macros/attrs.
11108 (<su_optab>hisi_ll, <su_optab>hisi_lh, <su_optab>hisi_hl,
11109 <su_optab>hisi_hh): Renamed from mulhisi_xx patterns; macroized to
11110 support unsigned multiplies too. Removed incorrect commutativity from
11111 operand 1 constraint where appropriate.
11112 (usmulhisi_ull, usmulhisi_ulh, usmulhisi_uhl, usmulhisi_uhh): New
11114 (<su_optab>hisi_ll_lh, <su_optab>hisi_ll_hl, <su_optab>hisi_ll_hh,
11115 <su_optab>hisi_lh_hl, <su_optab>hisi_lh_hh, <su_optab>hisi_hl_hh):
11117 (usmulhisi_ll_lul, usmulhisi_ll_luh, usmulhisi_ll_hul,
11118 usmulhisi_ll_huh, usmulhisi_lh_lul, usmulhisi_lh_luh, usmulhisi_lh_hul,
11119 usmulhisi_lh_huh, usmulhisi_hl_lul, usmulhisi_hl_luh, usmulhisi_hl_hul,
11120 usmulhisi_hl_huh, usmulhisi_hh_lul, usmulhisi_hh_luh, usmulhisi_hh_hul,
11121 usmulhisi_hh_huh): New patterns.
11123 * config/bfin/bfin.md (ssashiftv2hi3, ssashifthi3, lshiftv2hi3,
11124 lshifthi3): Fix output template to use half reg for operand 2.
11126 * config/bfin/bfin.c (bfin_output_mi_thunk): Use R3 as scratch reg
11129 * config/bfin/bfin.md (rotl16, rotlsi3, rotrsi3): New patterns.
11131 2007-02-27 Andreas Schwab <schwab@suse.de>
11133 * Makefile.in (TEXI_GCCINSTALL_FILES): Add gcc-common.texi.
11135 2007-02-27 Jan Hubicka <jh@suse.cz>
11137 * predict.c (last_basic_block_p): Remove.
11138 (tree_estimate_probability): Update return heuristic for commonized
11141 2007-02-26 Brooks Moses <brooks.moses@codesourcery.com>
11143 * Makefile.in (TEXI_GCCINSTALL_FILES): Add gcc-vers.texi dependency.
11145 2007-02-26 Brooks Moses <brooks.moses@codesourcery.com>
11147 * doc/include/gcc-common.texi (versionsubtitle): New macro.
11148 * doc/cpp.texi: Standardize title page.
11149 * doc/cppinternals.texi: Likewise.
11150 * doc/gcc.texi: Standardize title page, remove version number
11151 from copyright page.
11152 * doc/gccint.texi: Likewise.
11153 * doc/install.texi: Standardize title page, add table of
11156 2007-02-26 Jan Hubicka <jh@suse.cz>
11158 * predict.def: Set outcomes according to more recent results.
11159 (PRED_LOOP_CONDITION, PRED_LOOP_PRECONDITIONING, PRED_LOOP_HEADER):
11160 Remove dead predictors.
11161 * predict.c (return_prediction): Fix pasto.
11163 2007-02-27 Bernd Schmidt <bernd.schmidt@analog.com>
11165 * loop-iv.c (simplify_using_initial_values): Fix oversight in previous
11166 change; avoid a memory leak when returning early.
11168 2007-02-26 Mark Mitchell <mark@codesourcery.com>
11170 * c-decl.c (static_ctors): Move to c-common.c.
11171 (static_dtors): Likewise.
11172 (finish_function): Use c_record_cdtor_fn.
11173 (build_cdtor): Move to c-common.c.
11174 (c_write_global_declarations): Use c_build_cdtor_fns.
11175 * c-common.h (static_ctors): Declare.
11176 (static_dtors): Likewise.
11177 (c_record_cdtor_fn): Likewise.
11178 (c_build_cdtor_fns): Likewise.
11179 * c-common.c (static_ctors): New variable.
11180 (static_dtors): Likewise.
11181 (c_record_cdtor_fn): New function.
11182 (build_cdtor): Move from c-decl.c
11183 (c_build_cdtor_fns): New function.
11185 * output.h (assemble_addr_to_section): Declare.
11186 (get_cdtor_priority_section): Likewise.
11187 * varasm.c (assemble_addr_to_section): New function.
11188 (get_cdtor_priority_section): Likewise.
11189 (default_named_section_asm_out_destructor): Use them.
11190 (destor_dtor_section_asm_out_destructor): Likewise.
11191 (default_named_section_asm_out_constructor): Likewise.
11192 (default_ctor_section_asm_out_constructor): Likewise.
11193 * config.gcc (*-*-vxworks*): Include vxworks.o.
11194 * config/t-vxworks (vxworks.o): New target.
11195 * config/vxworks.h (ALWAYS_NUMBER_CTORS_SECTIONS): Remove.
11196 (TARGET_ASM_CONSTRUCTOR): Define.
11197 (TARGET_ASM_DESTRUCTOR): Likewise.
11198 (vxworks_asm_out_constructor): Declare.
11199 (vxworks_asm_out_destructor): Likewise.
11201 * c-common.c (get_priority): Check that we have not just an
11202 INTEGER_CST, but an integer constant with integeral type.
11204 2007-02-25 Uros Bizjak <ubizjak@gmail.com>
11206 PR tree-optimization/30938
11207 * tree-vect-transform.c (vectorizable_call): Fix off-by-one error:
11208 use &dt[nargs-1] instead of &dt[nargs] in the call to
11209 vect_is_simple_use().
11211 2007-02-25 Ulrich Weigand <uweigand@de.ibm.com>
11213 * reload.c (find_reloads_address_1): Handle PLUS expressions resulting
11214 from register elimination as PRE_MODIFY / POST_MODIFY increments.
11215 Do not attempt to handle MEM inside auto-inc expressions.
11216 * reload1.c (eliminate_regs_1): Do not attempt to handle elimination
11217 of a register modified by an auto-inc expression. However, do handle
11218 elimination of a register used as PRE_MODIFY / POST_MODIFY increment.
11219 (elimination_effects): Prohibit elimination of a register modified
11220 by an auto-inc expression. Disable register elimination rules whose
11221 target register is modified by an auto-inc expression with variable
11224 2007-02-25 Zdenek Dvorak <dvorakz@suse.cz>
11226 * tree-ssa-loop-niter.c (compute_estimated_nb_iterations): Fix
11228 (array_at_struct_end_p): New function.
11229 (idx_infer_loop_bounds): Use it.
11230 (estimate_numbers_of_iterations_loop): Export.
11231 * predict.c (predict_loops): Use estimated_loop_iterations_int.
11232 Do not use PRED_LOOP_EXIT on exits predicted by # of iterations.
11233 (tree_estimate_probability): Call record_loop_exits.
11234 * tree-data-ref.c (get_number_of_iters_for_loop): Replaced by ...
11235 (estimated_loop_iterations, estimated_loop_iterations_int,
11236 estimated_loop_iterations_tree): New functions.
11237 (analyze_siv_subscript_cst_affine,
11238 compute_overlap_steps_for_affine_1_2,
11239 analyze_subscript_affine_affine): Use estimated_loop_iterations_int.
11240 (analyze_miv_subscript): Use estimated_loop_iterations_tree.
11241 * predict.def (PRED_LOOP_ITERATIONS): Update comment.
11242 (PRED_LOOP_ITERATIONS_GUESSED): New.
11243 * cfgloop.c (record_loop_exits): Do nothing if there are no loops.
11244 * cfgloop.h (estimate_numbers_of_iterations_loop,
11245 estimated_loop_iterations_int): Declare.
11247 2007-02-25 Mark Mitchell <mark@codesourcery.com>
11249 * doc/extend.texi: Document optional priority argument to
11250 constructors and destructors.
11251 * tree.c (init_priority_for_decl): Adjust GTY markers.
11252 (init_ttree): Use priority-info hash functions for
11253 init_priority_for_decl.
11254 (tree_map_eq): Rename to ...
11255 (tree_map_base_eq): ... this.
11256 (tree_map_marked_p): Rename to ...
11257 (tree_map_base_marked_p): ... this.
11258 (tree_map_base_hash): New function.
11259 (decl_init_priority_lookup): Rework.
11260 (decl_fini_priority_lookup): New function.
11261 (decl_priority_info): New function.
11262 (decl_init_priority_insert): Use it.
11263 (decl_fini_priority_insert): Likewise.
11264 (decl_restrict_base_lookup): Adjust for refactoring of tree_map
11266 (decl_restrict_base_insert): Likewise.
11267 (decl_debug_expr_insert): Likewise.
11268 (decl_value_expr_lookup): Likewise.
11269 (decl_value_expr_insert): Likewise.
11270 * tree.h (priority_type): New type.
11271 (decl_init_priority_lookup): Use priority_type.
11272 (decl_fini_priority_lookup): New function.
11273 (decl_init_priority_insert): Use priority_type.
11274 (decl_fini_priority_insert): New function.
11275 (DECL_HAS_INIT_PRIORITY): Tweak comments.
11276 (DECL_INIT_PRIORITY): Likewise.
11277 (SET_DECL_INIT_PRIORITY): Add comment.
11278 (DECL_FINI_PRIORITY): New macro.
11279 (SET_DECL_FINI_PRIORITY): Likewise.
11280 (DEFAULT_INIT_PRIORITY): Document.
11281 (MAX_INIT_PRIORITY): Likewise.
11282 (MAX_RESERVED_INIT_PRIORITY): Likewise.
11283 (tree_map_base): New type.
11284 (tree_map_base_eq): New function.
11285 (tree_map_base_hash): Likewise.
11286 (tree_map_base_marked_p): Likewise.
11287 (tree_map): Inherit from tree_map_base.
11288 (tree_map_eq): Make it a macro.
11289 (tree_map_marked_p): Likewise.
11290 (tree_int_map): Inherit from tree_map_base.
11291 (tree_int_map_eq): Make it a macro.
11292 (tree_int_map_hash): Likewise.
11293 (tree_int_map_marked_p): Likewise.
11294 (tree_priority_map): New type.
11295 (tree_priority_map_eq): New macro.
11296 (tree_priority_map_hash): Likewise.
11297 (tree_priority_map_marked_p): Likewise.
11298 * varasm.c (emults_decl): Adjust for refactoring of tree_map
11300 (emutls_common_1): Likewise.
11301 * lambda-code.c (replace_uses_equiv_to_x_with_y): Likewise.
11302 * tree-ssa-structalias.c (heapvar_lookup): Adjust for refactoring
11303 of tree_map hierarchy.
11304 * tree-cfg.c (move_stmt_r): Likewise.
11305 (new_label_mapper): Likewise.
11306 * c-tree.h (c_expand_body): Move to ...
11307 * c-common.h (c_expand_body): ... here.
11308 * c-decl.c (c_expand_body): Move to ...
11309 * c-common.c (c_expand_body): ... here.
11310 (c_common_attribute_table): Allow 1 argument for the constructor
11311 and destructor attributes.
11312 (get_priority): New function.
11313 (handle_constructor_attribute): Set DECL_INIT_PRIORITY.
11314 (handle_destructor_attribute): Set DECL_FINI_PRIORITY.
11316 2007-02-24 Jan Hubicka <jh@suse.cz>
11318 PR middle-end/30509
11319 * tree-inline.c (copy_bb): Produce exact copy of EH info when copying for inlining.
11321 2007-02-24 Uros Bizjak <ubizjak@gmail.com>
11322 Jan Hubicka <jh@suse.cz>
11325 * i386.c (counter_mode): New function.
11326 (expand_set_or_movmem_via_loop): Use it.
11327 (expand_movmem_epilogue): Likewise; fix pasto.
11328 (ix86_expand_movmem): Do emit guard even for constant counts.
11329 (ix86_expand_setmem): Likewise.
11331 2007-02-25 Nick Clifton <nickc@redhat.com>
11333 * config/frv/frv.h (ASM_OUTPUT_CASE_LABEL): Delete.
11334 (JUMP_TABLES_IN_TEXT_SECTION): Define.
11336 2007-02-24 Uros Bizjak <ubizjak@gmail.com>
11339 * config/i386/i386.md (expand_movmem_epilogue): Fix typo, mask
11340 count argument with 0x10, not with 0x16.
11341 (expand_setmem_epilogue): Ditto.
11343 2007-02-24 Mike Stump <mrs@apple.com>
11345 * config/i386/i386.c (output_pic_addr_const): Stubify optimized
11348 2007-02-24 Richard Guenther <rguenther@suse.de>
11350 PR middle-end/30951
11351 * fold-const.c (fold_binary): Fold x +- CST op x for
11352 EQ_EXPR and NE_EXPR.
11354 2007-02-24 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
11356 * pa.md (muldi3): Force subregs to registers in 64-bit expander.
11358 2007-02-24 Jan Hubicka <jh@suse.cz>
11360 * cgraphunit.c (decide_is_function_needed): Honor
11361 -fkeep-inline-functions.
11363 2007-02-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11365 * builtins.c (fold_builtin_modf): New.
11366 (fold_builtin_2): Use it.
11368 2007-02-24 Bernd Schmidt <bernd.schmidt@analog.com>
11370 * loop-iv.c (implies_p): Detect additional cases where A implies B.
11371 (determine_max_iter): Take additional LOOP arg; all callers changed.
11372 Lose broken logic dealing with PLUS. Try to limit the upper bound by
11373 one using simplifications.
11374 (simplify_using_initial_values): Return if the expression becomes
11375 invalid due to altered regs.
11377 2007-02-23 DJ Delorie <dj@redhat.com>
11379 * doc/tm.h (BIGGEST_ALIGNMENT): Clarify the purpose of this macro.
11381 2007-02-23 Mike Stump <mrs@apple.com>
11383 * tlink.c (scan_linker_output): Parse linker messages from
11384 darwin9's linker better.
11386 2007-02-23 Steve Ellcey <sje@cup.hp.com>
11389 * varpool.c (varpool_assemble_pending_decls): Set
11390 varpool_last_needed_node to null.
11392 2007-02-23 DJ Delorie <dj@redhat.com>
11394 * config/i386/i386.c (ix86_data_alignment): Don't specify an
11395 alignment bigger than the object file can handle.
11397 2007-02-23 Uros Bizjak <ubizjak@gmail.com>
11400 * config/i386/i386.md (*movdi_1_rex64, zero_extendsidi2_32,
11401 zero_extendsidi2_rex64): Penalize MMX register<->memory moves.
11402 (*movsf_1): Penalize MMX moves.
11404 2007-02-23 Bernd Schmidt <bernd.schmidt@analog.com>
11406 * config/bfin/bfin.md (doloop_end): Fail for loops that can iterate
11407 2^32-1 or more times unless flag_unsafe_loop_optimizations.
11409 * loop-iv.c (determine_max_iter): Moved in front of its sole user.
11411 2007-02-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11413 * builtins.c (fold_builtin_logb, fold_builtin_significand): New.
11414 (fold_builtin_1): Use them.
11415 * fold-const.c (tree_expr_nonnegative_warnv_p): Handle
11416 BUILT_IN_SIGNIFICAND.
11418 2007-02-23 H.J. Lu <hongjiu.lu@intel.com>
11420 * config/i386/i386.c (bdesc_1arg): Initialize
11421 IX86_BUILTIN_MOVSHDUP and IX86_BUILTIN_MOVSLDUP with
11422 "__builtin_ia32_movshdup" and "__builtin_ia32_movsldup".
11423 (ix86_init_mmx_sse_builtins): Remove IX86_BUILTIN_MOVSHDUP
11424 and IX86_BUILTIN_MOVSLDUP.
11426 2007-02-22 Paolo Bonzini <bonzini@gnu.org>
11428 PR rtl-optimization/30841
11429 * fwprop.c (propagate_rtx_1): Accept a VOIDmode replacement address.
11431 2007-02-22 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11433 * builtins.c (fold_builtin_frexp): New.
11434 (fold_builtin_2): Use it.
11436 2007-02-22 Mark Mitchell <mark@codesourcery.com>
11438 * doc/invoke.texi (Spec Files): Document getenv spec function.
11440 * gcc.c (getenv_spec_function): New function.
11441 (static_spec_functions): Add it.
11442 * config/vxworks.h (VXWORKS_TARGET_DIR): Remove.
11443 (VXWORKS_ADDITIONAL_CPP_SPEC): Use getenv to find the VxWorks
11446 2007-02-22 Michael Matz <matz@suse.de
11449 * dwarf2out.c (add_AT_string): Call ggc_strdup once per string.
11450 (type_tag): Use lang_hooks.dwarf_name instead of DECL_NAME.
11452 2007-02-22 Ian Lance Taylor <iant@google.com>
11455 * dwarf2out.c (concatn_mem_loc_descriptor): New static function.
11456 (mem_loc_descriptor): Call it.
11458 2007-02-22 Zdenek Dvorak <dvorakz@suse.cz>
11459 Ira Rosen <irar@il.ibm.com>
11461 * tree-data-ref.c (ptr_ptr_may_alias_p): Take alias sets into account.
11463 2007-02-22 Ira Rosen <irar@il.ibm.com>
11465 PR tree-optimization/30843
11466 * tree-vect-transform.c (vect_transform_loop): Remove strided scalar
11467 stores only after all the group is vectorized.
11469 2007-02-22 Dorit Nuzman <dorit@il.ibm.com>
11471 PR tree-optimization/30858
11472 * tree-vectorizer.c (vect_is_simple_reduction): Check that the stmts
11473 in the reduction cycle have a single use in the loop.
11474 * tree-vectorizer.h (relevant): Add documentation.
11476 2007-02-20 Mike Stump <mrs@apple.com>
11478 * configure.ac (powerpc*-*-darwin*): #include <sys/cdefs.h>.
11479 * configure: Regenerate.
11481 2007-02-21 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
11483 Change the defaults of some parameters and options.
11484 * config/spu/spu-protos.h (spu_optimization_options): Declare.
11485 * config/spu/spu.c (spu_optimization_options): Add.
11486 (spu_override_options): Change params in spu_optimization_options.
11487 * config/spu/spu.h (OPTIMIZATION_OPTIONS): Define.
11489 Register 127 is only 16 byte aligned when used as a frame pointer.
11490 * config/spu/spu-protos.h (spu_init_expanders): Declare.
11491 * config/spu/spu.c (spu_expand_prologue): Set REGNO_POINTER_ALIGN for
11492 HARD_FRAME_POINTER_REGNUM.
11493 (spu_legitimate_address): Use regno_aligned_for_reload.
11494 (regno_aligned_for_load): HARD_FRAME_POINTER_REGNUM is only 16 byte
11495 aligned when frame_pointer_needed is true.
11496 (spu_init_expanders): New. Set alignment of HARD_FRAME_POINTER_REGNUM
11498 * config/spu/spu.h (INIT_EXPANDERS): Define.
11500 Make sure shift and rotate instructions have valid immediate operands.
11501 * config/spu/predicates.md (spu_shift_operand): Remove.
11502 * config/spu/spu.c (print_operand): Add [efghEFGH] modifiers.
11503 * config/spu/constraints.md (W, O): Extend range.
11504 * config/spu/spu.md (umask, nmask): Define.
11505 (ashl<mode>3, ashldi3, ashlti3_imm, shlqbybi_ti, shlqbi_ti, shlqby_ti,
11506 lshr<mode>3, rotm_<mode>, lshr<mode>3_imm, rotqmbybi_<mode>,
11507 rotqmbi_<mode>, rotqmby_<mode>, ashr<mode>3, rotma_<mode>,
11508 rotl<mode>3, rotlti3, rotqbybi_ti, rotqby_ti, rotqbi_ti): Use
11509 spu_nonmem_operand instead of spu_shift_operands. Use new modifiers.
11510 (lshr<mode>3_reg): Fix rtl description.
11512 Make sure mulhisi immediate operands are valid.
11513 * config/spu/predicates.md (imm_K_operand): Add.
11514 * config/spu/spu.md (mulhisi3_imm, umulhisi3_imm): Use imm_K_operand.
11516 Generate constants using fsmbi and andi.
11517 * config/spu/spu.c (enum immediate_class): Add IC_FSMBI2.
11518 (print_operand, spu_split_immediate, classify_immediate,
11519 fsmbi_const_p): Handle IC_FSMBI2.
11521 Correctly handle a CONST_VECTOR containing symbols.
11522 * config/spu/spu.c (print_operand): Handle HIGH correctly.
11523 (spu_split_immediate): Split CONST_VECTORs with -mlarge-mem.
11524 (immediate_load_p): Allow symbols that use 2 instructions to create.
11525 (classify_immediate, spu_builtin_splats): Don't accept a CONST_VECTOR
11526 with symbols when flag_pic is set.
11527 (const_vector_immediate_p): New.
11528 (logical_immediate_p, iohl_immediate_p, arith_immediate_p): Don't
11529 accept a CONST_VECTOR with symbols.
11530 (spu_legitimate_constant_p): Use const_vector_immediate_p. Don't
11531 accept a CONST_VECTOR with symbols when flag_pic is set. Handle HIGH
11533 * config/spu/spu.md (high, low): Delete.
11534 (low_<mode>): Define.
11536 Remove INTRmode and INTR_REGNUM, which didn't work.
11537 * config/spu/spu.c (spu_conditional_register_usage): Remove reference
11539 * config/spu/spu-builtins.md (spu_idisable, spu_ienable, set_intr,
11540 set_intr_pic, set_intr_cc, set_intr_cc_pic, set_intr_return, unnamed
11541 peephole2 pattern): Don't use INTR or 131.
11542 (movintrcc): Delete.
11543 * config/spu/spu.h (FIRST_PSEUDO_REGISTER, FIXED_REGISTERS,
11544 CALL_USED_REGISTERS, REGISTER_NAMES, INTR_REGNUM): Remove INTR_REGNUM.
11545 * config/spu/spu.md (UNSPEC_IDISABLE, UNSPEC_IENABLE): Remove.
11546 (UNSPEC_SET_INTR): Add.
11547 * config/spu/spu-modes.def (INTR): Remove.
11549 More accurate warnings about run-time relocations.
11550 * config/spu/spu.c (reloc_diagnostic): Test in_section.
11552 Correctly warn about immediate arguments to specific intrinsics.
11553 * config/spu/spu.c (spu_check_builtin_parm): Handle CONST_VECTORs.
11554 (spu_expand_builtin_1): Call spu_check_builtin_parm before checking
11555 the instruction predicate.
11557 Fix tree check errors with latest update.
11558 * config/spu/spu.c (expand_builtin_args, spu_expand_builtin_1): Use
11560 (spu_expand_builtin): Use CALL_EXPR_FN.
11562 Add missing specific intrinsics.
11563 * config/spu/spu-builtins.def: Add si_bisled, si_bisledd and
11565 * config/spu/spu_internals.h: Ditto.
11567 Fix incorrect operand modifiers.
11568 * config/spu/spu-builtins.md (spu_mpy, spu_mpyu): Remove use of %H.
11569 * config/spu/spu.md (xor<mode>3): Change %S to %J.
11571 Optimize one case of zero_extend of a vec_select.
11572 * config/spu/spu.md (_vec_extractv8hi_ze): Add.
11574 Accept any immediate for hbr.
11575 * config/spu/spu.md (hbr): Change s constraints to i.
11577 2007-02-21 Paul Brook <paul@codesourcery.com>
11579 * config/arm/arm.c (thumb2_final_prescan_insn): Don't incrememnt
11580 condexec_count when skipping USE and CLOBBER.
11582 2007-02-21 Nick Clifton <nickc@redhat.com>
11584 * common.opt (Warray-bounds): Add Warning attribute.
11585 (Wstrict-overflow, Wstrict-overflow=, Wcoverage-mismatch):
11587 (fsized-zeroes): Add Optimization attribute.
11588 (fsplit-wide-types, ftree-scev-cprop): Likewise.
11589 * c.opt (Wc++0x-compat): Add Warning attribute.
11591 2007-02-21 Ulrich Weigand <uweigand@de.ibm.com>
11593 PR middle-end/30761
11594 * reload1.c (eliminate_regs_in_insn): In the single_set special
11595 case, attempt to re-recognize the insn before falling back to
11596 having reload fix it up.
11598 2007-02-20 Eric Christopher <echristo@gmail.com>
11600 * config/frv/frv.c (frv_read_argument): Take a tree and int argument.
11601 Rewrite accordingly.
11602 (frv_read_iacc_argument): Ditto.
11603 (frv_expand_set_builtin): Take a call instead of arglist, update for
11605 (frv_expand_unop_builtin): Ditto.
11606 (frv_expand_binop_builtin): Ditto.
11607 (frv_expand_cut_builtin): Ditto.
11608 (frv_expand_binopimm_builtin): Ditto.
11609 (frv_expand_voidbinop_builtin): Ditto.
11610 (frv_expand_int_void2arg): Ditto.
11611 (frv_expand_prefetches): Ditto.
11612 (frv_expand_voidtriop_builtin): Ditto.
11613 (frv_expand_voidaccop_builtin): Ditto.
11614 (frv_expand_load_builtin): Ditto.
11615 (frv_expand_store_builtin): Ditto.
11616 (frv_expand_mdpackh_builtin): Ditto.
11617 (frv_expand_mclracc_builtin): Ditto.
11618 (frv_expand_mrdacc_builtin): Ditto.
11619 (frv_expand_mwtacc_builtin): Ditto.
11620 (frv_expand_builtin): Remove usage of CALL_EXPR_ARGS, update
11623 2007-02-20 Janis Johnson <janis187@us.ibm.com>
11625 * doc/invoke.texi (RS/6000 and PowerPC Options): Add -mcmpb and -mdfp.
11626 * configure.ac (HAVE_GAS_CMPB): Check for assembler support of the
11628 (HAVE_GAS_DFP): Check for assembler support of decimal floating
11629 point instructions.
11630 * configure: Regenerate.
11631 * config.in: Regenerate.
11632 * config/rs6000/rs6000.opt (mcmpb, mdfp): New.
11633 * config/rs6000/rs6000.c (rs6000_override_options): Add CMPB and DFP
11634 masks to power6 and power6x and to POWERPC_MASKS.
11635 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
11637 * config/rs6000/rs6000.h: Check assembler support for CMPB and DFP.
11638 * config/rs6000/sysv4.opt (mprototype): Use variable, not mask.
11639 * config/rs6000/linux64.h (SUBSUBTARGET_OVERRIDE_OPTIONS):
11640 Access PROTOTYPE as variable, not mask.
11642 2007-02-20 Steven Bosscher <steven@gcc.gnu.org>
11644 * rtl.h (remove_reg_equal_equiv_notes): New prototype.
11645 * rtlanal.c (remove_reg_equal_equiv_notes): New function.
11646 * combine.c (adjust_for_new_dest): Use it.
11647 * postreload.c (reload_combine): Likewise.
11649 2007-02-20 Steven Bosscher <steven@gcc.gnu.org>
11651 * rtlanal.c (find_reg_equal_equiv_note): Do not find REG_EQ*
11652 notes on an insn with multiple sets, even if single_set returns
11653 non-NULL for that insn.
11655 2007-02-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11657 * fold-const.c (tree_expr_nonnegative_warnv_p): Handle scalb,
11658 scalbn and scalbln.
11660 2007-02-20 Geoffrey Keating <geoffk@apple.com>
11662 * config/darwin.h (LINK_SPEC): Default -mmacosx-version-min only
11663 if user didn't pass it.
11664 * config/i386/darwin.h (CC1_SPEC): Likewise.
11665 * config/rs6000/darwin.h (CC1_SPEC): Likewise.
11666 (DARWIN_MINVERSION_SPEC): Don't depend on user's setting of
11667 -mmacosx-version-min.
11669 2007-02-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11670 Uros Bizjak <ubizjak@gmail.com>
11672 * optabs.h (enum optab_index): Add new OTI_scalb.
11673 (scalb_optab): Define corresponding macro.
11674 * optabs.c (init_optabs): Initialize scalb_optab.
11675 * genopinit.c (optabs): Implement scalb_optab using scalb?f3
11677 * builtins.c (expand_builtin_mathfn_2, expand_builtin): Handle
11678 BUILT_IN_SCALB{,F,L}, BUILT_IN_SCALBN{,F,L} and BUILT_IN_SCALBLN{,F,L}.
11679 (expand_builtin): Expand BUILT_IN_SCALB{,F,L}, BUILT_IN_SCALBN{,F,L}
11680 and BUILT_IN_SCALBLN{,F,L} using expand_builtin_mathfn_2 if
11681 flag_unsafe_math_optimizations is set.
11683 * config/i386/i386.md (scalbxf3, scalb<mode>3): New expanders
11684 to implement scalbf, scalb and scalbl built-ins as inline x87
11687 2007-02-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
11688 DJ Delorie <dj@redhat.com>
11691 * diagnostic.c (diagnostic_count_diagnostic): Move -Werror logic to...
11692 (diagnostic_report_diagnostic): ... here, and turn them into real
11693 errors. If warnings are inhibited, no need to do anything.
11695 2007-02-20 Uros Bizjak <ubizjak@gmail.com>
11697 * config/i386/i386.md (expm1xf2): Reorder insn sequence for
11698 better code generation.
11700 2007-02-20 Ben Elliston <bje@au.ibm.com>
11702 * config/m68hc11/m68hc11.h (OVERRIDE_OPTIONS): Remove extra ;.
11704 2007-02-20 Kazu Hirata <kazu@codesourcery.com>
11706 * config/alpha/alpha.c, config/alpha/alpha.md,
11707 config/alpha/lib1funcs.asm, config/alpha/vms-crt0-64.c,
11708 config/alpha/vms-psxcrt0-64.c, config/arc/arc.c,
11709 config/arc/arc.h, config/arm/arm.c, config/arm/arm.md,
11710 config/arm/lib1funcs.asm: Follow spelling conventions.
11712 * config/c4x/c4x.md, config/cris/cris.c, config/crx/crx.c,
11713 config/fr30/fr30.md, config/i386/i386.h,
11714 config/iq2000/iq2000.h, config/iq2000/predicates.md,
11715 config/pa/milli64.S, config/pa/pa.c, config/pa/pa.h,
11716 config/pa/pa.md, config/pa/pa32-regs.h, config/pa/pa64-regs.h,
11717 config/pdp11/pdp11.c, config/pdp11/pdp11.h,
11718 config/rs6000/altivec.md, config/rs6000/rs6000.c,
11719 config/s390/s390-modes.def, config/sparc/netbsd-elf.h,
11720 config/sparc/sparc.c, config/sparc/sparc.h,
11721 config/sparc/sparc.md, config/spu/constraints.md,
11722 config/spu/spu.c, config/stormy16/stormy16.md: Follow spelling
11725 2007-02-20 Alan Modra <amodra@bigpond.net.au>
11728 * varasm.c (use_blocks_for_decl_p): Return false for decls with
11731 2007-02-19 Kazu Hirata <kazu@codesourcery.com>
11733 * doc/invoke.texi (-ftree-lrs): Remove.
11735 2007-02-19 Diego Novillo <dnovillo@redhat.com>
11737 * tree-ssa-pre.c (create_value_expr_from): Initialize POOL to
11740 2007-02-19 Lee Millward <lee.millward@codesourcery.com>
11742 * config/ia64/ia64.c (ia64_expand_builtin): Use the
11743 new CALL_EXPR_FN macro for retrieving the function
11744 declaration of the input expression.
11746 2007-02-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
11748 * c.opt (Waddress): New.
11749 * common.opt (Walways-true): Delete.
11750 (Wstring-literal-comparison): Delete.
11751 * doc/invoke.texi (Warning Options): Delete -Walways-true and
11752 -Wstring-literal-comparison. Add -Waddress.
11754 (Walways-true): Delete.
11755 (Wstring-literal-comparison): Delete.
11756 * doc/extend.texi (#pragma GCC diagnostic): Use -Wformat
11757 consistently instead of -Walways-true in example.
11758 * c-opts.c (c_common_handle_option): -Waddress is enabled by -Wall.
11759 * c-typeck.c (parser_build_binary_op): Replace
11760 -Wstring-literal-comparison and -Walways-true with -Waddress.
11761 * c-common.c (c_common_truthvalue_conversion): Replace -Walways-true
11764 2007-02-19 Eric Botcazou <ebotcazou@adacore.com>
11766 * tree-cfg.c (dump_function_to_file): Be prepared for functions
11767 without DECL_STRUCT_FUNCTION initialized.
11769 2007-02-19 Eric Botcazou <ebotcazou@adacore.com>
11771 * gimplify.c (gimplify_init_ctor_preeval_1): Detect potential overlap
11772 due to calls to functions taking pointers as parameters.
11774 2007-02-19 Richard Henderson <rth@redhat.com>
11777 * var-tracking.c (track_expr_p): Disallow AGGREGATE_TYPE_P
11780 2007-02-19 Andreas Krebbel <krebbel1@de.ibm.com>
11782 * config/s390/s390.c (s390_call_saved_register_used,
11783 s390_function_ok_for_sibcall): Adjust the way CALL_EXPR arguments are
11784 accessed to the new scheme.
11786 2007-02-19 Jan-Benedict Glaw <jbglaw@lug-owl.de>
11788 * config/cris/cris.c (cris_movem_load_rest_p, cris_store_multiple_op_p)
11789 (cris_print_index, cris_print_operand, cris_print_operand_address)
11790 (cris_reload_address_legitimized, cris_rtx_costs, cris_address_cost)
11791 (cris_side_effect_mode_ok, cris_valid_pic_const, cris_split_movdx)
11792 (cris_expand_pic_call_address): Use xxx_P predicate macros instead of
11793 GET_CODE () == xxx.
11794 * config/cris/cris.h (SECONDARY_RELOAD_CLASS, EXTRA_CONSTRAINT_Q,
11795 EXTRA_CONSTRAINT_T, BDAP_INDEX_P, BIAP_INDEX_P, SIMPLE_ADDRESS_P,
11796 GO_IF_LEGITIMATE_ADDRESS): Ditto.
11797 * config/cris/cris.md (define_insns: *btst, movdi, *mov_side<mode>)
11798 (*mov_sidesisf, *mov_side<mode>_mem, *mov_sidesisf_mem)
11799 (*clear_side<mode>, movsi, *movsi_internal, *ext_sideqihi)
11800 (*ext_side<mode>si, *op_side<mode>, *op_swap_side<mode>, addsi3)
11801 (*extopqihi_side, *extop<mode>si_side, *extopqihi_swap_side)
11802 (*extop<mode>si_swap_side, addi_mul, *addi,andsi3, andhi3, ashl<mode>3)
11803 (uminsi3, call, call_value): Ditto.
11804 (define_split: indir_to_reg_split, unnamed): Ditto.
11806 2007-02-19 Dorit Nuzman <dorit@il.ibm.com>
11808 PR tree-optimization/30975
11809 * tree-vect-trasnform.c (vect_get_vec_def_for_stmt_copy): Remove
11812 2007-02-18 Eric Christopher <echristo@gmail.com>
11814 * mips.c (mips_prepare_builtin_arg): Add argnum parameter.
11815 Remove use of arglist.
11816 (mips_expand_builtin): Remove use of arglist, pass in expr.
11817 (mips_expand_builtin_direct): Rewrite handling for arglist removal.
11818 (mips_expand_builtin_movtf): Ditto.
11819 (mips_expand_builtin_compare): Ditto.
11821 2007-02-19 Alexandre Oliva <aoliva@redhat.com>
11823 * tree-sra.c (sra_build_assignment): Replace assertion
11824 checking with a comment explaining why it can't be done.
11826 2007-02-18 Sandra Loosemore <sandra@codesourcery.com>
11828 PR middle-end/30833
11829 * tree-dump.c (dequeue_and_dump): Add tcc_vl_exp case missed
11830 during CALL_EXPR representation conversion.
11831 * tree-ssa-propagate.c (set_rhs): Likewise.
11833 2007-02-19 Alexandre Oliva <aoliva@redhat.com>
11835 * tree-sra.c (sra_build_assignment): Disable assertion checking
11838 2007-02-18 Roger Sayle <roger@eyesopen.com>
11840 * function.c (gimplify_parameters): Call build_gimple_modify_stmt
11841 instead of calling build2 with a GIMPLE_MODIFY_STMT.
11842 * gimple-low.c (lower_function_body, lower_builtin_setjmp):
11844 * gimplify.c (build_stack_save_restore, gimplify_return_expr,
11845 gimplify_decl_expr, gimplify_self_mod_expr, gimplify_cond_expr,
11846 gimplify_init_ctor_eval_range, gimple_push_cleanup,
11847 gimplify_omp_for, gimplify_omp_atomic_pipeline,
11848 gimplify_omp_atomic_mutex, gimplify_expr, gimplify_one_sizepos,
11849 force_gimple_operand): Likewise.
11850 * ipa-cp.c (constant_val_insert): Likewise.
11851 * lambda-code.c (lbv_to_gcc_expression, lle_to_gcc_expression,
11852 lambda_loopnest_to_gcc_loopnest, replace_uses_equiv_to_x_with_y,
11853 perfect_nestify): Likewise.
11854 * langhooks.c (lhd_omp_assignment): Likewise.
11855 * omp-low.c (lower_rec_input_clauses, lower_reduction_clauses,
11856 lower_copyprivate_clauses, lower_send_clauses,
11857 lower_send_shared_vars, expand_parallel_call,
11858 expand_omp_for_generic, expand_omp_for_static_nochunk,
11859 expand_omp_for_static_chunk, expand_omp_sections,
11860 lower_omp_single_copy, lower_omp_for_lastprivate,
11861 lower_omp_parallel, init_tmp_var, save_tmp_var): Likewise.
11862 * value-prof.c (tree_divmod_fixed_value, tree_mod_pow2,
11863 tree_mod_subtract, tree_ic, tree_stringop_fixed_value):
11866 2007-02-19 Kazu Hirata <kazu@codesourcery.com>
11868 * config/sh/divtab.c, config/sh/sh.c, config/sh/sh.h,
11869 config/sh/sh.md: Follow spelling conventions.
11871 * config/frv/frv.c, config/frv/frv.h, config/frv/frv.md,
11872 config/frv/predicates.md: Follow spelling conventions.
11874 * config/m68k/linux-unwind.h: Fix a comment typo.
11875 * target.h: Follow spelling conventions.
11877 2007-02-18 Roger Sayle <roger@eyesopen.com>
11879 PR rtl-optimization/28173
11880 * simplify-rtx.c (simplify_binary_operation_1) <IOR>: Optimize
11881 (X & C1) | C2 as C2 when (C1 & C2) == C1 and X has no side-effects.
11882 Optimize (X & C1) | C2 as X | C2 when (C1 | C2) == ~0.
11883 Canonicalize (X & C1) | C2 as (X & (C1 & ~C2)) | C2.
11884 <AND>: Canonicalize (X | C1) & C2 as (X & C2) | (C1 & C2).
11886 2007-02-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11888 * builtins.c (fold_builtin_load_exponent): New.
11889 (fold_builtin_2): Use it.
11891 2007-02-18 Steven Bosscher <steven@gcc.gnu.org>
11893 PR rtl-optimization/30773
11894 * local-alloc.c (update_equiv_regs): Do not set reg_equiv_init
11895 if we fail to attach a REG_EQUIV note.
11897 2007-02-18 David Edelsohn <edelsohn@gnu.org>
11898 Roger Sayle <roger@eyesopen.com>
11900 * config/rs6000/rs6000.md (bswapsi2): New define_insn and splitter.
11902 2007-02-18 Sandra Loosemore <sandra@codesourcery.com>
11904 * calls.c (initialize_argument_information): Pass original EXP
11905 and STRUCT_VALUE_ADDR_VALUE instead of a list of arguments. Move
11906 code to split complex arguments here, as part of initializing the
11908 (expand_call): Remove code that builds a list of arguments and
11909 inserts implicit arguments into it. Instead, just count how many
11910 implicit arguments there will be so we can determine the size of
11911 the ARGS array, and let initialize_argument_information do the work.
11912 (split_complex_values): Delete unused function.
11914 2007-02-18 Eric Botcazou <ebotcazou@adacore.com>
11916 * tree-eh.c (tree_could_trap_p): Handle VIEW_CONVERT_EXPR.
11918 2007-02-18 Eric Botcazou <ebotcazou@adacore.com>
11920 * calls.c (mem_overlaps_already_clobbered_arg_p): Return true
11921 for arg pointer based indexed addressing.
11923 2007-02-18 Kazu Hirata <kazu@codesourcery.com>
11925 * config/ia64/ia64.h, config/ia64/ia64.md,
11926 config/ia64/predicates.md, config/ia64/sysv4.h: Follow
11927 spelling conventions.
11929 2007-02-18 Roman Zippel <zippel@linux-m68k.org>
11931 * config/m68k/m68k.c (split_di): New.
11932 * config/m68k/m68k-protos.h: Declare split_di.
11933 * config/m68k/m68k.md (extendsidi2*,ashldi3*,ashrdi3*,lshrdi3*):
11934 Improve predicate handling and split constant shifts.
11936 2007-02-18 Roman Zippel <zippel@linux-m68k.org>
11938 * config/m68k/m68k.md (extv,extzv,insv): disable dynamic
11939 parameter for register bitfield operations, general predicates
11942 2007-02-18 Roman Zippel <zippel@linux-m68k.org>
11944 * config/m68k/linux.h (MD_UNWIND_SUPPORT): Define.
11945 * config/m68k/linux-unwind.h: New file.
11947 2007-02-18 Kazu Hirata <kazu@codesourcery.com>
11949 * cfgloop.c, config/alpha/alpha.c, config/bfin/bfin.c,
11950 config/i386/athlon.md, config/ia64/ia64.md,
11951 config/rs6000/rs6000.c, config/s390/s390.c, config/spu/spu.md,
11952 df-problems.c, df.h, fold-const.c, ipa-cp.c, ipa-inline.c,
11953 ipa-prop.h, see.c, struct-equiv.c, tree-inline.c,
11954 tree-ssa-loop-niter.c, tree-vect-analyze.c,
11955 tree-vect-transform.c: Fix comment typos.
11957 2007-02-17 Kazu Hirata <kazu@codesourcery.com>
11959 * sched-deps.c (find_insn_list): Remove.
11960 * sched-int.h: Remove the prototype for find_insn_list.
11962 2007-02-16 Geoffrey Keating <geoffk@apple.com>
11964 * config/darwin.h (LINK_SPEC): Always pass -macosx_version_min
11966 (DARWIN_EXTRA_SPECS): Add %(darwin_minversion).
11967 * config/rs6000/darwin.h (SUBTARGET_OVERRIDE_OPTIONS): Just call
11968 darwin_rs6000_override_options.
11969 (C_COMMON_OVERRIDE_OPTIONS): Expect
11970 darwin_macosx_version_min to be non-NULL always.
11971 (TARGET_C99_FUNCTIONS): Likewise.
11972 (CC1_SPEC): Always pass -mmacosx-version-min to cc1*.
11973 (DARWIN_MINVERSION_SPEC): New.
11974 * config/rs6000/rs6000.c (darwin_rs6000_override_options): New.
11975 * config/i386/darwin.h (CC1_SPEC): Always pass -mmacosx-version-min
11977 (DARWIN_MINVERSION_SPEC): New.
11978 * config/darwin.opt (mmacosx-version-min): Initialize to non-NULL
11980 * config/darwin-c.c (darwin_cpp_builtins): Expect
11981 darwin_macosx_version_min to be non-NULL always.
11983 * config/rs6000/rs6000.c: Clean up trailing whitespace.
11985 2007-02-16 Uros Bizjak <ubizjak@gmail.com>
11987 * config/i386/i386.h (x86_use_xchgb): New.
11988 (TARGET_USE_XCHGB): New macro.
11989 * config/i386/i386.c (x86_use_xchgb): Set for PENT4.
11990 * config/i386/i386.md (*rotlhi3_1 splitter, *rotrhi3_1 splitter):
11991 Split after reload into bswaphi for shifts of 8.
11992 (bswaphi_lowpart): Generate rolw insn for HImode byte swaps.
11993 (*bswaphi_lowpart_1): Generate xchgb for Q registers for TARGET_XCHGB
11994 or when optimizing for size.
11996 2007-02-16 Richard Guenther <rguenther@suse.de>
11997 Christian Bruel <christian.bruel@st.com>
11999 * fold-const.c (tree_swap_operands_p): Treat SSA_NAMEs like
12000 DECLs but prefer SSA_NAMEs over DECLs.
12002 2007-02-16 Richard Guenther <rguenther@suse.de>
12004 * tree-flow-inline.h (single_imm_use_p): Remove.
12005 (zero_imm_uses_p): Likewise.
12006 * tree-ssa-coalesce.c (create_outofssa_var_map): Use has_single_use
12007 instead of single_imm_use_p.
12008 * tree-cfg.c (replace_uses_by): Use has_zero_use instead of
12011 2007-02-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
12014 * Makefile.in (SYSTEM_HEADER_DIR): Use single quotes to avoid
12015 nested double- and backquotes.
12017 2007-02-15 Roger Sayle <roger@eyesopen.com>
12019 PR middle-end/30391
12020 * tree.c (expr_align): Handle MODIFY_EXPR. GIMPLE_MODIFY_STMT
12021 should be unreachable.
12022 (build2_stat): Allow construction of MODIFY_EXPR at any time.
12023 For the time being redirect GIMPLE_MODIFY_STMT to the new
12024 (renamed) build_gimple_modify_stmt_stat.
12025 (build2_gimple_stat): Rename to...
12026 (build_gimple_modify_stmt_stat): Now longer take a CODE argument.
12027 Always build a GIMPLE_MODIFY_STMT node.
12028 * tree.h (build2_gimple, build2_gimple_stat): Delete.
12029 (build_gimple_modify_stmt, build_gimple_modify_stmt_stat): New
12032 * tree-cfg.c (factor_computed_gotos, tree_merge_blocks,
12033 gimplify_val): Use build_gimple_modify_stmt instead of build2_gimple.
12034 * tree-complex.c (set_component_ssa_name, expand_complex_move,
12035 expand_complex_div_wide): Likewise.
12036 * tree-ssa-dom.c (record_equivalences_from_stmt): Likewise.
12037 * tree-ssa-loop-im.c (schedule_sm): Likewise.
12038 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Likewise.
12039 * tree-ssa-loop-manip.c (create_iv): Likewise.
12040 * tree-ssa-phiopt.c (conditional_replacement, minmax_replacement,
12041 abs_replacement): Likewise.
12042 * tree-ssa-pre.c (create_expression_by_pieces, poolify_modify_stmt,
12043 realify_fake_stores): Likewise.
12045 * builtins.c (std_expand_builtin_va_start): Build a MODIFY_EXPR
12046 node rather than a GIMPLE_MODIFY_STMT node.
12047 (std_gimpify_va_arg_expr, expand_builtin_va_copy,
12048 fold_builtin_memset, fold_builtin_memory_op, do_mpfr_sincos):
12050 (integer_valued_real_p): Handle MODIFY_EXPR, not GIMPLE_MODIFY_STMT.
12051 * expr.c (expand_expr_real_1): Handle both MODIFY_EXPR and
12052 GIMPLE_MODIFY_STMT.
12054 2007-02-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
12056 PR middle-end/30433
12057 * fold-const.c (fold_comparison): Add back the
12058 folding of constant complex comparisions.
12060 2007-02-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
12062 PR middle-end/30729
12063 * stmt.c (warn_if_unused_value): VA_ARG_EXPR has side
12064 effects unknown to this function, return early.
12066 2007-02-15 Ian Lance Taylor <iant@google.com>
12068 * lower-subreg.c (move_eh_region_note): New static function.
12069 (resolve_simple_move): Call it.
12070 (decompose_multiword_subregs): Track blocks for which we resolve a
12071 simple move which is also a control flow insn. Pass them to
12072 find_many_sub_basic_blocks.
12073 (pass_lower_subreg): Add TODO_verify_flow.
12074 (pass_lower_subreg2): Likewise.
12076 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
12077 Brooks Moses <brooks.moses@codesourcery.com>
12078 Lee Millward <lee.millward@codesourcery.com>
12080 * tree.h (enum tree_code_class): Add tcc_vl_exp.
12081 (VL_EXP_CLASS_P): New.
12082 (TREE_OPERAND_CHECK): Use TREE_OPERAND_LENGTH instead of
12084 (TREE_OPERAND_CHECK_CODE): Likewise.
12085 (GIMPLE_STMT_OPERAND_CHECK): Likewise.
12086 (TREE_RTL_OPERAND_CHECK): Likewise.
12087 (tree_operand_check_failed): Make second parameter the whole tree
12088 instead of its code. Fixed callers.
12089 (VL_EXP_CHECK): New.
12090 (TREE_OPERAND_LENGTH): New.
12091 (VL_EXP_OPERAND_LENGTH): New.
12092 (CALL_EXPR_FN): New.
12093 (CALL_EXPR_STATIC_CHAIN): New.
12094 (CALL_EXPR_ARGS): New.
12095 (CALL_EXPR_ARG): New.
12096 (call_expr_nargs): New.
12097 (CALL_EXPR_ARGP): New.
12098 (build_nt_call_list): Declare.
12099 (build_vl_exp_stat): Declare.
12100 (build_vl_exp): New.
12101 (build_call_list): Declare.
12102 (build_call_nary): Declare.
12103 (build_call_valist): Declare.
12104 (build_call_array): Declare.
12105 (call_expr_arg): Declare.
12106 (call_expr_argp): Declare.
12107 (call_expr_arglist): Declare.
12108 (fold_build_call_list): Declare.
12109 (fold_build_call_list_initializer): Declare.
12110 (fold_call_expr): Declare to replace fold_builtin.
12111 (fold_builtin_fputs): Update to agree with modified definition.
12112 (fold_builtin_strcpy): Likewise.
12113 (fold_builtin_strncpy): Likewise.
12114 (fold_builtin_memory_chk): Likewise.
12115 (fold_builtin_stxcpy_chk): Likewise.
12116 (fold_builtin_strncpy_chk): Likewise.
12117 (fold_builtin_next_arg): Likewise.
12118 (fold_build_call_expr): Declare.
12119 (fold_builtin_call_list): Declare.
12120 (fold_builtin_call_valist): Declare.
12121 (build_call_expr): Declare.
12122 (validate_arglist): Update to agree with modified definition.
12123 (tree_operand_length): New.
12124 (call_expr_arg_iterator): New.
12125 (init_call_expr_arg_iterator): New.
12126 (next_call_expr_arg): New.
12127 (first_call_expr_arg): New.
12128 (more_call_expr_args_p): New.
12129 (FOR_EACH_CALL_EXPR_ARG): New.
12131 * tree.c (tree_code_class_string): Add entries for tcc_vl_exp
12132 and tcc_gimple_stmt.
12133 (tree_code_size): Update documentation. Use sizeof (tree) rather
12134 than sizeof (char *).
12135 (tree_size): Likewise. Add case for tcc_vl_exp.
12136 (tree_node_structure): Add case for tcc_vl_exp.
12137 (contains_placeholder_p): Likewise.
12138 (substitute_in_expr): Likewise.
12139 (substitute_placeholder_in_expr): Likewise.
12140 (stabilize_reference_1): Likewise.
12141 (build3_stat): Remove logic for CALL_EXPRs. Replace with assertion
12142 to diagnose breakage of this interface for constructing CALL_EXPRs.
12143 (build_nt): Add similar assertion here.
12144 (build_nt_call_list): New.
12145 (simple_cst_equal) <CALL_EXPR>: Rewrite to use new accessors.
12146 (iterative_hash_expr): Use TREE_OPERAND_LENGTH instead of
12148 (get_callee_fndecl): Use new CALL_EXPR accessors.
12149 (tree_operand_check_failed): Change parameters to pass entire node
12150 instead of its code, so that we can call TREE_OPERAND_LENGTH on it.
12151 (process_call_operands): New.
12152 (build_vl_exp_stat): New.
12153 (build_call_list): New.
12154 (build_call_nary): New.
12155 (build_call_valist): New.
12156 (build_call_array): New.
12157 (walk_tree): Use TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
12158 (call_expr_arglist): New.
12160 * tree.def (CALL_EXPR): Change representation of CALL_EXPRs to use
12161 tcc_vl_exp instead of a fixed-size tcc_expression.
12163 * doc/c-tree.texi (CALL_EXPR): Document new representation and
12164 accessors for CALL_EXPRs.
12165 (AGGR_INIT_EXPR): Likewise.
12167 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
12168 Brooks Moses <brooks.moses@codesourcery.com>
12169 Lee Millward <lee.millward@codesourcery.com>
12171 * builtins.c (c_strlen): Return NULL_TREE instead of 0.
12172 (expand_builtin_nonlocal_goto): Change parameter to be entire
12173 CALL_EXPR instead of an arglist. Use new CALL_EXPR accessors.
12174 (expand_builtin_prefetch): Likewise.
12175 (expand_builtin_classify_type): Likewise.
12176 (mathfn_built_in): Return NULL_TREE instead of 0.
12177 (expand_errno_check): Use new CALL_EXPR accessors.
12178 (expand_builtin_mathfn): Use new CALL_EXPR accessors and constructors.
12179 Return NULL_RTX instead of 0.
12180 (expand_builtin_mathfn_2): Likewise.
12181 (expand_builtin_mathfn_3): Likewise.
12182 (expand_builtin_interclass_mathfn): Likewise.
12183 (expand_builtin_sincos): Likewise.
12184 (expand_builtin_cexpi): Likewise.
12185 (expand_builtin_int_roundingfn): Likewise.
12186 (expand_builtin_int_roundingfn_2): Likewise.
12187 (expand_builtin_pow): Likewise.
12188 (expand_builtin_powi): Likewise.
12189 (expand_builtin_strlen): Pass entire CALL_EXPR as parameter instead
12190 of arglist, fixing callers appropriately. Use new CALL_EXPR
12191 accessors and constructors. Return NULL_RTX instead of 0.
12192 (expand_builtin_strstr): Likewise.
12193 (expand_builtin_strchr): Likewise.
12194 (expand_builtin_strrchr): Likewise.
12195 (expand_builtin_strpbrk): Likewise.
12196 (expand_builtin_memcpy): Likewise.
12197 (expand_builtin_mempcpy): Likewise.
12198 (expand_builtin_mempcpy_args): New.
12199 (expand_builtin_memmove): Similarly to expand_builtin_mempcpy.
12200 (expand_builtin_memmove_args): New.
12201 (expand_builtin_bcopy): Similarly to expand_builtin_mempcpy.
12202 (expand_movstr): Likewise.
12203 (expand_builtin_strcpy): Likewise.
12204 (expand_builtin_strcpy_args): New.
12205 (expand_builtin_stpcpy): Similarly to expand_builtin_strcpy.
12206 (expand_builtin_strncpy): Likewise.
12207 (expand_builtin_memset): Likewise.
12208 (expand_builtin_memset_args): New.
12209 (expand_builtin_bzero): Similarly to expand_builtin_memset.
12210 (expand_builtin_memcmp): Likewise.
12211 (expand_builtin_strcmp): Likewise.
12212 (expand_builtin_strncmp): Likewise.
12213 (expand_builtin_strcat): Likewise.
12214 (expand_builtin_strncat): Likewise.
12215 (expand_builtin_strspn): Likewise.
12216 (expand_builtin_strcspn): Likewise.
12217 (expand_builtin_args_info): Likewise.
12218 (expand_builtin_va_start): Likewise.
12219 (gimplify_va_arg_expr): Likewise.
12220 (expand_builtin_va_end): Likewise.
12221 (expand_builtin_va_copy): Likewise.
12222 (expand_builtin_frame_address): Likewise.
12223 (expand_builtin_alloca): Likewise.
12224 (expand_builtin_bswap): Likewise.
12225 (expand_builtin_unop): Likewise.
12226 (expand_builtin_fputs): Likewise.
12227 (expand_builtin_expect): Likewise.
12228 (expand_builtin_fabs): Likewise.
12229 (expand_builtin_copysign): Likewise.
12230 (expand_builtin_printf): Likewise.
12231 (expand_builtin_fprintf): Likewise.
12232 (expand_builtin_sprintf): Likewise.
12233 (expand_builtin_init_trampoline): Likewise.
12234 (expand_builtin_signbit): Likewise.
12235 (expand_builtin_fork_or_exec): Likewise.
12236 (expand_builtin_sync_operation): Likewise.
12237 (expand_builtin_compare_and_swap): Likewise.
12238 (expand_builtin_lock_test_and_set): Likewise.
12239 (expand_builtin_lock_release): Likewise.
12240 (expand_builtin): Likewise.
12241 (builtin_mathfn_code): Likewise.
12243 (fold_builtin_constant_p): Pass call arguments individually instead
12244 of as an arglist, fixing callers appropriately. Use new CALL_EXPR
12245 accessors and constructors. Return NULL_TREE instead of 0.
12246 (fold_builtin_expect): Likewise.
12247 (fold_builtin_classify_type): Likewise.
12248 (fold_builtin_strlen): Likewise.
12249 (fold_builtin_nan): Likewise.
12250 (integer_valued_real_p): Likewise.
12251 (fold_trunc_transparent_mathfn): Likewise.
12252 (fold_fixed_mathfn): Likewise.
12253 (fold_builtin_cabs): Likewise.
12254 (fold_builtin_sqrt): Likewise.
12255 (fold_builtin_cbrt): Likewise.
12256 (fold_builtin_cos): Likewise.
12257 (fold_builtin_cosh): Likewise.
12258 (fold_builtin_tan): Likewise.
12259 (fold_builtin_sincos): Likewise.
12260 (fold_builtin_cexp): Likewise.
12261 (fold_builtin_trunc): Likewise.
12262 (fold_builtin_floor): Likewise.
12263 (fold_builtin_ceil): Likewise.
12264 (fold_builtin_round): Likewise.
12265 (fold_builtin_int_roundingfn): Likewise.
12266 (fold_builtin_bitop): Likewise.
12267 (fold_builtin_bswap): Likewise.
12268 (fold_builtin_logarithm): Likewise.
12269 (fold_builtin_hypot): Likewise.
12270 (fold_builtin_pow): Likewise.
12271 (fold_builtin_powi): Likewise.
12272 (fold_builtin_exponent): Likewise.
12273 (fold_builtin_memset): Likewise.
12274 (fold_builtin_bzero): Likewise.
12275 (fold_builtin_memory_op): Likewise.
12276 (fold_builtin_bcopy): Deleted; call site changed to invoke
12277 fold_builtin_memory_op directly.
12278 (fold_builtin_strcpy): Similarly as for fold_builtin_memory_op.
12279 (fold_builtin_strncpy): Likewise.
12280 (fold_builtin_memcmp): Likewise.
12281 (fold_builtin_strcmp): Likewise.
12282 (fold_builtin_strncmp): Likewise.
12283 (fold_builtin_signbit): Likewise.
12284 (fold_builtin_copysign): Likewise.
12285 (fold_builtin_isascii): Likewise.
12286 (fold_builtin_toascii): Likewise.
12287 (fold_builtin_isdigit): Likewise.
12288 (fold_builtin_fabs): Likewise.
12289 (fold_builtin_abs): Likewise.
12290 (fold_builtin_fmin_fmax): Likewise.
12291 (fold_builtin_carg): Likewise.
12292 (fold_builtin_classify): Likewise.
12293 (fold_builtin_unordered_cmp): Likewise.
12295 (fold_builtin_0, fold_builtin_2, fold_builtin_3, fold_builtin_4):
12296 New functions split out from fold_builtin_1.
12297 (fold_builtin_n): New.
12298 (fold_builtin_varargs): New.
12299 (fold_builtin): Deleted. Most callers changed to use fold_call_expr
12301 (fold_call_expr): New.
12302 (build_function_call_expr): Rewrite to use new helper function.
12303 (fold_builtin_call_list): New.
12304 (build_call_expr): New.
12305 (fold_builtin_call_valist): New.
12306 (rewrite_call_expr): New.
12307 (validate_arg): New.
12308 (validate_arglist): Change parameter to be entire CALL_EXPR instead
12309 of an arglist. Change return type to bool. Use new CALL_EXPR
12312 (fold_builtin_strstr): Pass call arguments individually instead
12313 of as an arglist, fixing callers appropriately. Use new CALL_EXPR
12314 accessors and constructors. Return NULL_TREE instead of 0.
12315 (fold_builtin_strchr): Likewise.
12316 (fold_builtin_strrchr): Likewise.
12317 (fold_builtin_strpbrk): Likewise.
12318 (fold_builtin_strcat): Likewise.
12319 (fold_builtin_strncat): Likewise.
12320 (fold_builtin_strspn): Likewise.
12321 (fold_builtin_strcspn): Likewise.
12322 (fold_builtin_fputs): Likewise.
12323 (fold_builtin_next_arg): Likewise.
12324 (fold_builtin_sprintf): Likewise.
12326 (expand_builtin_object_size): Use new CALL_EXPR accessors. Use
12327 NULL_RTX instead of 0.
12328 (expand_builtin_memory_chk): Likewise.
12329 (maybe_emit_chk_warning): Likewise.
12330 (maybe_emit_sprintf_chk_warning): Likewise.
12332 (fold_builtin_object_size): Pass call arguments individually instead
12333 of as an arglist, fixing callers appropriately. Use new CALL_EXPR
12334 accessors and constructors. Return NULL_TREE instead of 0.
12335 (fold_builtin_memory_chk): Likewise.
12336 (fold_builtin_stxcpy_chk): Likewise.
12337 (fold_builtin_strncpy_chk): Likewise.
12338 (fold_builtin_strcat_chk): Likewise.
12339 (fold_builtin_strcat_chk): Likewise.
12340 (fold_builtin_strncat_chk): Likewise.
12341 (fold_builtin_sprintf_chk): Likewise.
12342 (fold_builtin_snprintf_chk): Likewise.
12343 (fold_builtin_printf): Likewise.
12344 (fold_builtin_vprintf): Likewise.
12346 * fold-const.c (negate_expr_p): Use new CALL_EXPR accessors and
12348 (operand_equal_p): Add separate tcc_vl_exp/CALL_EXPR case.
12349 (make_range): Use TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
12350 (extract_muldiv_1): Add VL_EXP_CLASS_P case.
12351 (fold_mathfn_compare): Use new CALL_EXPR accessors and constructors.
12352 (fold_unary): Likewise.
12353 (fold_binary): Likewise.
12354 (fold_ternary): Remove CALL_EXPR case, since they are no longer
12355 ternary expressions.
12356 (fold): Add logic for tcc_vl_exp.
12357 (fold_checksum_tree): Make it know about tcc_vl_exp. Use
12358 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
12359 (fold_build3_stat): Add assertion to flag broken interface for
12360 constructing CALL_EXPRs.
12361 (fold_build_call_list): New.
12362 (fold_build_call_list_initializer): New.
12363 (tree_expr_nonnegative_p): Use new CALL_EXPR accessors and
12365 (fold_strip_sign_ops): Likewise.
12367 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
12368 Brooks Moses <brooks.moses@codesourcery.com>
12369 Lee Millward <lee.millward@codesourcery.com>
12371 * tree-dump.c (dequeue_and_dump) <CALL_EXPR>: Use new CALL_EXPR
12372 accessors and dump arguments explicitly.
12374 * tree-pretty-print.c (do_niy): Use TREE_OPERAND_LENGTH instead of
12376 (dump_generic_node): Use new CALL_EXPR accessors and walk arguments
12378 (print_call_name): Use new CALL_EXPR accessors.
12380 * print-tree.c (print_node): Add case tcc_vl_exp. Print
12381 CALL_EXPR arguments explicitly instead of as a list. Use
12382 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
12384 * tree-vrp.c (stmt_interesting_for_vrp): Use new CALL_EXPR accessors.
12385 (vrp_visit_stmt): Likewise.
12387 * tree-ssa-loop-im.c (outermost_invariant_loop_expr): Make it
12388 know about tcc_vl_exp. Use TREE_OPERAND_LENGTH instead of
12390 (force_move_till_expr): Likewise.
12392 * targhooks.c (default_external_stack_protect_fail): Use
12393 build_call_expr instead of build_function_call_expr.
12394 (default_hidden_stack_protect_fail): Likewise.
12396 * tree-complex.c (expand_complex_libcall): Use build_call_expr to
12399 * cgraphbuild.c (build_cgraph_edges): Use new CALL_EXPR accessors
12400 and walk arguments explicitly.
12402 * tree-ssa-loop-niter.c (simplify_replace_tree): Use
12403 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
12404 (expand_simple_operations): Likewise.
12405 (infer_loop_bounds_from_array): Use new CALL_EXPR accessors.
12407 * gengtype.c (adjust_field_tree_exp): Use TREE_OPERAND_LENGTH instead
12408 of TREE_CODE_LENGTH.
12409 (walk_type): Tweak walking of arrays not to blow up on CALL_EXPRs.
12411 * optabs.c (expand_widen_pattern-expr): Use TREE_OPERAND_LENGTH
12412 instead of TREE_CODE_LENGTH.
12414 * value_prof.c (tree_ic): Use new CALL_EXPR accessors.
12415 (tree_ic_transform): Likewise.
12416 (interesting_stringop_to_profile_p): Pass entire CALL_EXPR as
12417 parameter instead of arglist. Fix callers.
12418 (tree_stringop_fixed_value): Use new CALL_EXPR accessors.
12419 (tree_stringops_transform): Likewise.
12420 (tree_indirect_call_to_profile): Likewise.
12421 (tree_stringops_values_to_profile): Likewise.
12423 * tree-tailcall.c (find_tail_calls): Use new CALL_EXPR iterator.
12424 (eliminate_tail_call): Likewise.
12426 * ipa-cp.c (ipcp_update_callgraph): Use new CALL_EXPR accessors.
12428 * tree-scalar-evolution.c (chrec_contains_symbols_defined_in_loop):
12429 Use TREE_OPERAND_LENGTH and generalize to handle any number of
12431 (instantiate_parameters_1): Can't handle tcc_vl_exp here.
12433 * omp-low.c (build_omp_barrier): Use build_call_expr.
12434 (lower_rec_input_clauses): Likewise.
12435 (lower_reduction_clauses): Likewise.
12436 (expand_parallel_call): Likewise.
12437 (maybe_catch_exception): Likewise.
12438 (expand_omp_for_generic): Likewise.
12439 (expand_omp_for_static_nochunk): Likewise.
12440 (expand_omp_sections): Likewise.
12441 (lower_omp_single_simple): Likewise.
12442 (lower_omp_single_copy): Likewise.
12443 (lower_omp_master): Likewise.
12444 (lower_omp_ordered): Likewise.
12445 (lower_omp_critical): Likewise.
12447 * ipa-reference.c (check-call): Use new CALL_EXPR iterator.
12448 (scan_for_static_refs): Create tcc_vl_exp case for CALL_EXPR.
12450 * tree-gimple.c (is_gimple_call_addr): Fix doc.
12451 (recalculate_side_effects): Use TREE_OPERAND_LENGTH instead of
12452 TREE_CODE_LENGTH. Add tcc_vl_exp case.
12454 * tree-chrec.c (chrec_contains_symbols): Use TREE_OPERAND_LENGTH
12455 and generalize to handle any number of operands.
12456 (chrec_contains_undetermined): Likewise.
12457 (tree_contains_chrecs): Likewise.
12458 (evolution_function_is_invariant_rec_p): Use TREE_OPERAND_LENGTH.
12460 * cgraphunit.c (update_call_expr): Use new CALL_EXPR accessors.
12462 * tree-ssa-ccp.c (ccp_fold): Use new CALL_EXPR accessors. Use
12463 fold_call_expr instead of fold_builtin.
12464 (ccp_fold_builtin): Likewise. Update calls into builtins.c to
12465 match declarations there.
12466 (fold_stmt): Use new CALL_EXPR constructor and accessors. Doc
12469 * tree-ssa-loop-ivopts.c (expr_invariant_in_loop_p): Use
12470 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
12472 * ipa-pure-const.c (check_call): Use new CALL_EXPR accessors.
12473 (scan_function): Add case tcc_vl_exp for CALL_EXPR.
12475 * tree-stdarg.c (execute_optimize_stdarg): Use new CALL_EXPR
12478 * tree-ssa-math-opts.c (execute_cse_sincos_1): Use build_call_expr.
12479 (execute_cse_sincos): Use new CALL_EXPR accessors.
12481 * tree-ssa-alias.c (find_used_portions): Use new CALL_EXPR iterator.
12483 * gimple-low.c (lower_function_body): Use build_call_expr.
12484 (lower_builtin_setjmp): Likewise.
12486 * expr.c (emit_block_move_via_libcall): Use build_call_expr.
12487 (set_storage_via_libcall): Likewise.
12488 (safe_from_p): Add tcc_vl_exp case. Use TREE_OPERAND_LENGTH
12489 instead of TREE_CODE_LENGTH.
12490 (expand_expr_real_1): Use new CALL_EXPR accessors.
12492 * tree-browser.c (store_child_info): Use TREE_OPERAND_LENGTH and
12493 generalize to handle any number of operands.
12494 (TB_parent_eq): Likewise.
12496 * predict.c (expr_expected_value): Use new CALL_EXPR accessors.
12497 (strip_builtin_expect): Likewise.
12499 * function.c (gimplify_parameters): Use build_call_expr.
12501 * tree-vectorizer.c (vect_is_simple_reduction): Use TREE_OPERAND_LENGTH
12502 instead of TREE_CODE_LENGTH.
12504 * ipa-type-escape.c (check_call): Use new CALL_EXPR iterators.
12505 (scan_for_refs): Add case tcc_vl_exp for CALL_EXPR.
12507 * tree-data-ref.c (get_references_in_stmt): Use new CALL_EXPR
12510 * gimplify.c (build_stack_save_restore): Use build_call_expr.
12511 (gimplify_decl_expr): Likewise.
12512 (gimplify_call_expr): Use fold_call_expr instead of fold_builtin.
12513 Use new CALL_EXPR iterators.
12514 (gimplify_modify_expr_to_memcpy): Use build_call_expr.
12515 (gimplify_modify_expr_to_memset): Likewise.
12516 (gimplify_variable_sized_compare): Likewise.
12517 (gimplify_omp_atomic_fetch_op): Likewise.
12518 (gimplify_omp_atomic_pipeline): Likewise.
12519 (gimplify_omp_atomic_mutex): Likewise.
12520 (gimplify_function_tree): Likewise.
12522 * calls.c (alloca_call_p): Use new CALL_EXPR accessors.
12523 (call_expr_flags): Likewise.
12524 (expand_call): Likewise.
12526 * except.c (expand_builtin_eh_return_data_regno): Pass entire
12527 CALL_EXPR as parameter instead of arglist. Use new CALL_EXPR
12530 * coverage.c (create_coverage): Use build_call_expr.
12532 * tree-ssa-pre.c (expression_node_pool, list_node_pool): Delete.
12533 (temp_call_expr_obstack): New.
12534 (pool_copy_list): Delete.
12535 (temp_copy_call_expr): New.
12536 (phi_translate): Add case tcc_vl_exp for CALL_EXPR. Use new
12537 CALL_EXPR accessors. Get rid of special goo for copying argument
12538 lists and use temp_copy_call_expr instead.
12539 (valid_in_sets): Add case tcc_vl_exp for CALL_EXPR. Use new
12540 CALL_EXPR accessors.
12541 (create_expression_by_pieces): Likewise. Use build_call_array
12542 to construct the result instead of fold_build3.
12543 (create_value_expr_from): Add tcc_vl_exp. Delete special goo for
12544 dealing with argument lists.
12545 (init_pre): Remove references to expression_node_pool and
12546 list_node_pool. Init temp_call_expr_obstack instead.
12547 (fini_pre): Remove references to expression_node_pool and
12550 * tree-sra.c (sra_walk_call_expr): Use new CALL_EXPR accessors
12551 and walk arguments explicitly instead of as a list.
12553 * tree-mudflap.c (mf_build_check_statement_for): Use build_call_expr.
12554 (mx_register_decls): Likewise.
12555 (mudflap_register_call): Likewise.
12556 (mudflap_finish_file): Likewise.
12558 * ipa-prop.c (ipa_callsite_compute_count): Use new CALL_EXPR accessors.
12559 (ipa_callsite_compute_param): Likewise.
12561 * tree-vect-patterns.c (vect_recog_pow_pattern): Use new CALL_EXPR
12562 accessors and constructor.
12564 * tree-nested.c (convert_nl_goto_reference): Use new CALL_EXPR
12565 accessors and constructor.
12566 (convert_tramp_reference): Likewise.
12567 (convert_call_expr): Likewise.
12568 (finalize_nesting_tree_1): Likewise.
12570 * tree-ssa.c (tree_ssa_useless_type_conversion): Use new CALL_EXPR
12573 * tree-ssa-loop-prefetch.c (issue_prefetch_ref): Use build_call_expr.
12575 * tree-inline.c (initialize_inlined_parameters): Pass entire
12576 CALL_EXPR as parameter instead of arglist. Use new CALL_EXPR
12578 (estimate_num_insns_1): Use new CALL_EXPR accessors.
12579 (expand_call_inline): Tidy up call to initialize_inlined_parameters.
12581 * tree-vect-transform.c (vect_create_epilog_for_reduction): Use
12582 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
12583 (vectorizable_reduction): Likewise.
12584 (vectorizable_call): Use new CALL_EXPR iterators.
12585 (vectorizable_conversion): Use build_call_expr.
12586 (vectorizable_operation): Use TREE_OPERAND_LENGTH.
12587 (vect_gen_widened_results_half): Use build_call_expr.
12588 (vect_setup_realignment): Likewise.
12589 (vectorizable_live_operation): Use TREE_OPERAND_LENGTH.
12591 * tree-object-size.c (alloc_object_size): Use new CALL_EXPR accessors.
12592 (pass_through_call): Likewise.
12593 (compute_object_sizes): Likewise. Use fold_call_expr instead of
12596 * tree-profile.c (tree_gen_interval_profiler): Use build_call_expr.
12597 (tree_gen_pow2_profiler): Likewise.
12598 (tree_gen_one_value_profiler): Likewise.
12599 (tree_gen_ic_func_profiler): Likewise.
12600 (tree_gen_average_profiler): Likewise.
12601 (tree_gen_ior_profiler): Likewise.
12603 * tree-ssa-structalias.c (get_constraint_for): Add case tcc_vl_exp.
12604 (find_func_aliases): Use new CALL_EXPR accessors. Add case
12605 tcc_vl_exp. Use TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
12607 * tree-ssa-reassoc.c (get_rank): Use TREE_OPERAND_LENGTH instead
12608 of TREE_CODE_LENGTH.
12610 * stmt.c (warn_if_unused_value): Use TREE_OPERAND_LENGTH instead
12611 of TREE_CODE_LENGTH.
12613 * convert.c (convert_to_real): Use new CALL_EXPR accessors and
12615 (convert_to_integer): Likewise.
12617 * tree-ssa-operands.c (get_call_expr_operands): Use new CALL_EXPR
12620 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
12621 Brooks Moses <brooks.moses@codesourcery.com>
12622 Lee Millward <lee.millward@codesourcery.com>
12624 * config/alpha/alpha.c (alpha_expand_builtin): Use new CALL_EXPR
12626 * config/frv/frv.c (frv_expand_builtin): Likewise.
12627 * config/s390/s390.c (s390_expand_builtin): Likewise.
12629 * config/sparc/sparc.c (sparc_gimplify_va_arg): Use build_call_expr.
12630 (sparc_expand_builtin): Use new CALL_EXPR accessors.
12632 * config/i386/i386.c (ix86_function_ok_for_sibcall): Likewise.
12633 (ix86_expand_binop_builtin): Pass entire CALL_EXPR as parameter
12634 instead of arglist. Use new CALL_EXPR accessors on it. Fix callers.
12635 (ix86_expand_store_builtin): Likewise.
12636 (ix86_expand_unop_builtin): Likewise.
12637 (ix86_expand_unop1_builtin): Likewise.
12638 (ix86_expand_sse_compare): Likewise.
12639 (ix86_expand_sse_comi): Likewise.
12640 (ix86_expand_vec_init_builtin): Likewise.
12641 (ix86_expand_vec_ext_builtin): Likewise.
12642 (ix86_expand_vec_set_builtin): Likewise.
12643 (ix86_expand_builtin): Use new CALL_EXPR accessors.
12645 * config/sh/sh.c (sh_expand_builtin): Use new CALL_EXPR accessors.
12646 * config/c4x/c4x.c (c4x_expand_builtin): Likewise.
12648 * config/iq2000/iq2000.c (expand_one_builtin): Pass entire CALL_EXPR
12649 instead of arglist. Use new CALL_EXPR accessors. Fix callers.
12650 (iq2000_expand_builtin): Use new CALL_EXPR accessors.
12652 * config/rs6000/rs6000-c.c (altivec_build_resolved_builtin): Use
12654 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Likewise.
12655 (rs6000_expand_unop_builtin): Pass entire CALL_EXPR instead of
12656 arglist. Use new CALL_EXPR accessors. Fix callers.
12657 (altivec_expand_abs_builtin): Likewise.
12658 (rs6000_expand_binop_builtin): Likewise.
12659 (altivec_expand_predicate_builtin): Likewise.
12660 (altivec_expand_lv_builtin): Likewise.
12661 (spe_expand_stv_builtin): Likewise.
12662 (altivec_expand_stv_builtin): Likewise.
12663 (rs6000_expand_ternop_builtin): Likewise.
12664 (altivec_expand_ld_builtin): Use new CALL_EXPR accessors.
12665 (altivec_expand_st_builtin): Likewise.
12666 (altivec_expand_dst_builtin): Likewise.
12667 (altivec_expand_vec_init_builtin): Pass entire CALL_EXPR instead of
12668 arglist. Use new CALL_EXPR accessors. Fix callers.
12669 (altivec_expand_vec_set_builtin): Likewise.
12670 (altivec_expand_vec_ext_builtin): Likewise.
12671 (altivec_expand_builtin): Use new CALL_EXPR accessors.
12672 (spe_expand_builtin): Likewise.
12673 (spe_expand_predicate_builtin): Pass entire CALL_EXPR instead of
12674 arglist. Use new CALL_EXPR accessors. Fix callers.
12675 (spe_expand_evsel_builtin): Likewise.
12676 (rs6000_expand_builtin): Use new CALL_EXPR accessors. VCFUX and
12677 FCFSX cases must construct whole new CALL_EXPR, not just arglist.
12679 * config/arm/arm.c (arm_expand_binop_builtin): Pass entire CALL_EXPR
12680 instead of arglist. Use new CALL_EXPR accessors. Fix callers.
12681 (arm_expand_unop_builtin): Likewise.
12682 (arm_expand_builtin): Use new CALL_EXPR accessors.
12684 * config/mips/mips.c (mips_expand_builtin): Use new CALL_EXPR
12687 * config/bfin/bfin.c (bfin_expand_binop_builtin): Pass entire CALL_EXPR
12688 instead of arglist. Use new CALL_EXPR accessors. Fix callers.
12689 (bfin_expand_unop_builtin): Likewise.
12690 (bfin_expand_builtin): Use new CALL_EXPR accessors.
12692 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
12693 Brooks Moses <brooks.moses@codesourcery.com>
12694 Lee Millward <lee.millward@codesourcery.com>
12696 * c-semantics.c (build_stmt): Add internal diagnostic check.
12698 * c-pretty-print.c (pp_c_postfix_expression): Use new CALL_EXPR
12699 accessors. Print arguments explicitly instead of as a list.
12701 * c-typeck.c (build_function_call): Use new CALL_EXPR constructors.
12703 * c-omp.c (c_finish_omp_barrier): Use build_call_expr.
12704 (c_finish_omp_flish): Likewise.
12706 * c-common.c (verify_tree): Use new CALL_EXPR accessors. Traverse
12707 arguments explicitly instead of as a list. Use TREE_OPERAND_LENGTH
12708 instead of TREE_CODE_LENGTH.
12709 (check_function_arguments_recurse): Use new CALL_EXPR accessors.
12710 (c_warn_unused_result): Likewise.
12712 2007-02-15 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
12715 * doc/invoke.texi (Warning Options): Remove
12716 -Werror-implicit-function-declaration.
12717 (Wimplicit-function-declaration): Update description.
12718 * opts.c (common_handle_option): Move handling of -Werror=* to...
12719 (enable_warning_as_error): ...here.
12720 * opts.h (enable_warning_as_error): Declare.
12721 * c-decl.c (implicit_decl_warning): Unless
12722 -Wno-implicit-function-declaration is given, emit a pedwarn if
12723 -std=c99 or emit a warning if -Wimplicit-function-declaration.
12724 * c.opt (Wimplicit-function-declaration): Replace
12725 mesg_implicit_function_declaration with
12726 warn_implicit_function_declaration.
12727 * c-opts.c (c_common_handle_option):
12728 -Werror-implicit-function-declaration is exactly equal as
12729 -Werror=implicit-function-declaration.
12730 (set_Wimplicit): Replace mesg_implicit_function_declaration with
12731 warn_implicit_function_declaration.
12732 (c_common_post_options): -Wimplict-function-declaration is enabled
12733 by default by -std=c99, otherwise is disabled by default.
12734 * c-objc-common.c (c_objc_common_init): Remove flawed logic.
12736 2007-02-15 Eric Botcazou <ebotcazou@adacore.com>
12738 * gimplify.c (gimplify_modify_expr): During gimplification, attach a
12739 DECL on the rhs to a DECL on the lhs for debug info purposes if the
12740 former is ignored but not the latter.
12742 2007-02-15 Eric Botcazou <ebotcazou@adacore.com>
12744 * expr.c (expand_expr_real_1) <normal_inner_ref>: If a temporary
12745 is made and the reference doesn't use the alias set of its type,
12746 do not create the temporary using that type.
12748 2007-02-15 Aldy Hernandez <aldyh@redhat.com>
12750 * jump.c: Remove prototypes for delete_computation and
12751 delete_prior_computation.
12753 2007-02-15 Paolo Bonzini <bonzini@gnu.org>
12755 * jump.c (get_label_after): Delete.
12756 (get_label_before, delete_computation, delete_jump,
12757 delete_prior_computation, follow_jumps): Move...
12758 * reorg.c (delete_computation, delete_prior_computation): ... here...
12759 (get_label_before, delete_jump): ... making these static ...
12760 (follow_jumps): ... and simplifying this since it only runs after
12762 * rtl.h (get_label_after, get_label_before, delete_jump,
12763 follow_jumps): Delete prototypes.
12765 2007-02-15 Paolo Bonzini <bonzini@gnu.org>
12767 * caller-save.c (save_call_clobbered_regs): Do not process sibcalls.
12769 2007-02-15 Nick Clifton <nickc@redhat.com>
12771 * varasm.c (default_asm_output_anchor): Prepend * to . symbol in
12772 order to prevent it from being munged by the target.
12774 2007-02-15 Uros Bizjak <ubizjak@gmail.com>
12776 * config/i386/i386.md: Remove misleading comment.
12778 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
12780 * config/frv/frv.md (reload_incc, reload_outcc, reload_incc_uns,
12781 reload_outcc_uns, reload_incc_nz, reload_outcc_nz): Remove
12784 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
12786 * tree-sra.c (instantiate_missing_elements): Canonicalize
12788 (sra_build_assignment): New.
12789 (generate_copy_inout, generate_element_copy,
12790 generate_element_zero, generate_one_element_init): Use it.
12792 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
12794 * tree-sra.c (instantiate_missing_elements): Canonicalize
12796 (sra_build_assignment): New.
12797 (generate_copy_inout, generate_element_copy,
12798 generate_element_zero, generate_one_element_init): Use it.
12800 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
12802 * dwarf2out.c (dwarf2out_finish): Accept namespaces as context of
12805 2007-02-14 Joseph Myers <joseph@codesourcery.com>
12807 * emit-rtl.c (set_mem_attributes_minus_bitpos): Treat complex
12808 types as aggregates not scalars.
12809 * function.c (assign_stack_temp_for_type): Likewise.
12811 2007-02-14 Roger Sayle <roger@eyesopen.com>
12812 Zdenek Dvorak <dvorakz@suse.cz>
12814 * tree-dump.c (dump_switch_p_1): Require exact match of the option
12817 2007-02-14 Zdenek Dvorak <dvorakz@suse.cz>
12819 * passes.c (next_pass_1): Clear the next field of the copied
12822 2007-02-14 Richard Henderson <rth@redhat.com>
12824 * tree-sra.c (early_sra): New.
12825 (decl_can_be_decomposed_p): Deny va_list if early_sra.
12826 (tree_sra_early, pass_sra_early): New.
12827 * tree-pass.h (pass_sra_early): Declare.
12828 * passes.c (init_optimization_passes): Use it.
12830 2007-02-14 Richard Guenther <rguenther@suse.de>
12832 * flags.h (issue_strict_overflow_warning): Convert to a macro.
12834 2007-02-14 Dorit Nuzman <dorit@il.ibm.com>
12836 PR tree-optimization/30771
12837 * tree-vect-analyze.c (vect_determine_vectorization_factor): Traverse
12839 (vect_analyze_operations): Induction phis can now be marked as
12841 (vect_mark_stmts_to_be_vectorized): No special treatment for phis.
12842 Update documentation accordingly.
12844 2007-02-14 Nick Clifton <nickc@redhat.com>
12846 * builtin-types.def (DEF_FUNCTION_TYPE_x): Do not imply that at
12847 most 3 arguments are supported.
12848 (DEF_FUNCTION_TYPE_VAR_5): Fix typo in its description.
12850 2007-02-13 Seongbae Park <seongbae.park@gmail.com>
12852 * bitmap.c (bitmap_and, bitmap_and_compl, bitmap_xor):
12853 Ensure dst->current is valid.
12855 2007-02-13 Paul Brook <paul@codesourcery.com>
12857 * config.gcc: Add arm*-*-uclinux-*eabi.
12858 * config/arm/uclinux-elf.h (TARGET_OS_CPP_BUILTINS): Define.
12859 (SUBTARGET_EXTRA_LINK_SPEC): Define.
12860 (STARTFILE_SPEC, ENDFILE_SPEC): Remove broken -shared handling.
12861 (LINK_GCC_C_SEQUENCE_SPEC): Undef.
12862 (LINK_SPEC): Define.
12863 (LIB_SPEC): Define.
12864 * config/arm/arm.c (arm_override_options): Use r9 as EABI PIC
12866 * config/arm/uclinux-eabi.h: New file.
12867 * config/arm/linux-eabi.h (WCHAR_TYPE): Remove.
12868 * config/arm/linux-gas.h (WCHAR_TYPE): Use unsigned long on AAPCS
12871 2007-02-13 Ian Lance Taylor <iant@google.com>
12873 * common.opt: Add Wstrict-overflow and Wstrict-overflow=.
12874 * flags.h (warn_strict_overflow): Declare.
12875 (enum warn_strict_overflow_code): Define.
12876 (issue_strict_overflow_warning): New static inline function.
12877 * opts.c (warn_strict_overflow): New variable.
12878 (common_handle_option): Handle OPT_Wstrict_overflow and
12879 OPT_Wstrict_overflow_.
12880 * c-opts.c (c_common_handle_option): Set warn_strict_overflow for
12882 * fold-const.c: Include intl.h.
12883 (fold_deferring_overflow_warnings): New static variable.
12884 (fold_deferred_overflow_warning): New static variable.
12885 (fold_deferred_overflow_code): New static variable.
12886 (fold_defer_overflow_warnings): New function.
12887 (fold_undefer_overflow_warnings): New function.
12888 (fold_undefer_and_ignore_overflow_warnings): New function.
12889 (fold_deferring_overflow_warnings_p): New function.
12890 (fold_overflow_warning): New static function.
12891 (make_range): Add strict_overflow_p parameter. Change all
12893 (extract_muldiv, extract_muldiv_1): Likewise.
12894 (fold_unary) [ABS_EXPR]: Check ABS_EXPR before calling
12895 tree_expr_nonnegative_p.
12896 (fold_negate_expr): Call fold_overflow_warning.
12897 (fold_range_test): Likewise.
12898 (fold_comparison): Likewise.
12899 (fold_binary): Likewise. Call tree_expr_nonnegative_warnv_p
12900 instead of tree_expr_nonnegative_p.
12901 (tree_expr_nonnegative_warnv_p): Rename from
12902 tree_expr_nonnegative_p, add strict_overflow_p parameter.
12903 (tree_expr_nonnegative_p): New function.
12904 (tree_expr_nonzero_warnv_p): Rename from tree_expr_nonzero_p, add
12905 strict_overflow_p parameter.
12906 (tree_expr_nonzero_p): New function.
12907 * passes.c (verify_interpass_invariants): New static function.
12908 (execute_one_pass): Call it.
12909 * tree-ssa-loop-niter.c (expand_simple_operations): Ignore fold
12911 (number_of_iterations_exit, loop_niter_by_eval): Likewise.
12912 (estimate_numbers_of_iterations): Likewise.
12913 (scev_probably_wraps_p): Likewise.
12914 * tree-ssa-ccp.c: Include "toplev.h".
12915 (evaluate_stmt): Defer fold overflow warnings until we know we are
12917 (struct fold_stmt_r_data): Add stmt field.
12918 (fold_stmt_r): Defer fold overflow warnings until we know we
12920 (fold_stmt): Initialize stmt field of fold_stmt_r_data.
12921 (fold_stmt_inplace): Likewise.
12922 * tree-cfgcleanup.c: Include "toplev.h" rather than "errors.h".
12923 (cleanup_control_expr_graph): Defer fold overflow warnings until
12924 we know we are going to optimize.
12925 * tree-cfg.c (fold_cond_expr_cond): Likewise.
12926 * tree-ssa-threadedge.c (simplify_control_stmt_condition):
12928 * tree-vrp.c (vrp_expr_computes_nonnegative): Call
12929 tree_expr_nonnegative_warnv_p instead of tree_expr_nonnegative_p.
12930 * tree-ssa-loop-manip.c (create_iv): Likewise.
12931 * c-typeck.c (build_conditional_expr): Likewise.
12932 (build_binary_op): Likewise.
12933 * tree-vrp.c (vrp_expr_computes_nonzero): Call
12934 tree_expr_nonzero_warnv_p instead of tree_expr_nonzero_p.
12935 (extract_range_from_unary_expr): Likewise.
12936 * simplify-rtx.c (simplify_const_relational_operation): Warn when
12937 assuming that signed overflow does not occur.
12938 * c-common.c (pointer_int_sum): Ignore fold overflow warnings.
12939 * tree.h (tree_expr_nonnegative_warnv_p): Declare.
12940 (fold_defer_overflow_warnings): Declare.
12941 (fold_undefer_overflow_warnings): Declare.
12942 (fold_undefer_and_ignore_overflow_warnings): Declare.
12943 (fold_deferring_overflow_warnings_p): Declare.
12944 (tree_expr_nonzero_warnv_p): Declare.
12945 * doc/invoke.texi (Option Summary): Add -Wstrict-overflow to list
12946 of warning options.
12947 (Warning Options): Document -Wstrict-overflow.
12948 * Makefile.in (tree-ssa-threadedge.o): Depend on toplev.h.
12949 (tree-ssa-ccp.o): Likewise.
12950 (tree-cfgcleanup.o): Change errors.h dependency to toplev.h.
12951 (fold-const.o): Depend on intl.h.
12953 2007-02-13 Ian Lance Taylor <iant@google.com>
12955 PR middle-end/30751
12956 * lower-subreg.c (resolve_simple_move): Decompose subregs in
12959 2007-02-13 Stuart Hastings <stuart@apple.com>
12961 * config/i386/i386.md (fixuns_truncdfhi2): Require SSE2.
12963 2007-02-13 Richard Henderson <rth@redhat.com>
12965 * config/alpha/alpha.c (alpha_stdarg_optimize_hook): Strip
12966 handled_component_p before looking for the indirect_ref.
12968 2007-02-13 Richard Henderson <rth@redhat.com>
12970 * config/i386/i386.md (bswapsi_1): Rename from bswapsi2,
12971 remove flags clobber.
12972 (bswapsi2): New expander, emit code for !TARGET_BSWAP.
12973 (bswaphi_lowpart): New.
12974 (bswapdi2): Rename from bswapdi2_rex, remove flags clobber,
12975 remove TARGET_BSWAP test. Delete expander of the same name.
12977 * optabs.c (widen_bswap, expand_doubleword_bswap): New.
12978 (expand_unop): Use them.
12980 2007-02-13 Uros Bizjak <ubizjak@gmail.com>
12982 * config/i386/i386.md (cmpdi_ccno_1_rex64, *cmpsi_ccno_1,
12983 *cmphi_ccno_1, *cmpqi_ccno_1, *movsi_xor, *movstricthi_xor,
12984 *movstrictqi_xor, *movdi_xor_rex64, *ashldi3_1_rex64,
12985 *ashldi3_cmp_rex64, *ashldi3_cconly_rex64, ashlsi3, *ashlsi3_1_zext,
12986 *ashlsi3_cmp, *ashlsi3_cconly, *ashlsi3_cmp_zext, *ashlhi3_1_lea,
12987 *ashlhi3_1, *ashlhi3_cmp, *ashlhi3_cconly, *ashlqi3_1_lea,
12988 *ashlqi3_1, *ashlqi3_cmp, *ashlqi3_cconly): Remove equivalent
12989 assembler dialect choice from asm templates.
12991 2007-02-12 Richard Henderson <rth@redhat.com>
12993 * config/i386/i386.md (fixuns_trunc<SSEMODEF>si_1): New insn.
12994 (fixuns_trunc<SSEMODEF>si2): Use it.
12995 * config/i386/sse.md (vec_setv4sf_0): Export.
12996 * config/i386/i386.c (ix86_build_const_vector): Export.
12997 (ix86_split_convert_uns_si_sse): Rename from
12998 ix86_expand_convert_uns_si_sse and rewrite as a splitter.
12999 * config/i386/i386-protos.h: Update.
13001 2007-02-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
13004 * c-typeck.c (c_finish_return): Improve warning message.
13006 2007-02-12 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
13008 * alias.c (find_symbolic_term): Delete unused function.
13010 2007-02-12 Uros Bizjak <ubizjak@gmail.com>
13012 * config/i386/i386.md (paritydi2, paritysi2): New expanders.
13013 (paritydi2_cmp, paritydi2_cmp): New insn and split patterns.
13014 (*parityhi2_cmp, *parityqi2_cmp): New insn patterns.
13016 2007-02-12 Eric Botcazou <ebotcazou@adacore.com>
13018 * tree.h (DECL_IGNORED_P): Document further effect for FUNCTION_DECL.
13019 * cgraphunit.c (cgraph_expand_function): If DECL_IGNORED_P is set on
13020 the function, temporarily point the debug interface to the null one.
13022 2007-02-12 Eric Botcazou <ebotcazou@adacore.com>
13024 * dwarf2out.c (round_up_to_align): New static function.
13025 (field_byte_offset): Use it to round the offset.
13027 2007-02-12 Richard Henderson <rth@redhat.com>
13029 * config/alpha/alpha.md (bswapsi2, bswapdi2): New.
13030 (inswl_const): Export.
13032 2007-02-12 Richard Henderson <rth@redhat.com>
13034 * calls.c (emit_library_call_value_1): If PROMOTE_MODE modifed the
13035 result mode of the libcall, convert back to outmode.
13037 2007-02-12 Roger Sayle <roger@eyesopen.com>
13039 * config/i386/i386.md (*bswapdi2_rex): Renamed from bswapdi2.
13040 (bswapdi2): New define_expand to implement 32-bit implementation.
13042 2007-02-12 Nick Clifton <nickc@redhat.com>
13044 * doc/invoke.texi (Overall Options): Document --help=.
13045 * gcc.c (target_help_flag): Rename to print_subprocess_flag.
13046 (cc1_options): Pass --help= on to cc1.
13047 (display_help): Add description of --help=.
13048 (process_command): Add code to handle --help=. Allow translated
13049 --help and --target-help switches to be passed on to compiler
13051 (main): Remove unused if statement.
13052 * opts.c (columns): Remove.
13053 (LEFT_COLUMN): Define.
13054 (wrap_help): Add columns argument.
13055 (print_filtered_help): Change parameters to be an include bitmask,
13056 an exclude bitmask, an any bitmask and the column width. Move the
13057 code to display the params list here. Add code to display the
13058 status of options rather than their descriptions if the quiet flag
13060 (print_specific_help): Change parameters to be an include bitmask,
13061 an exclude bitmask and an any bitmask. Move code to look up the
13062 column width here. Decide upon the title for an options listing.
13063 (common_handle_options): Add code to handle --help=. Adapt code
13064 for --help and --target-help to use the revised form of the
13065 print_specific_help function.
13066 (print_help): Delete.
13067 (print_param_help): Delete.
13068 (print_switch): Delete.
13069 * opts.h (cl_lang_count): Add prototype.
13070 (CL_PARAMS, CL_WARNING, CL_OPTIMIZATION, CL_MIN_OPTION_CLASS,
13071 CL_MAX_OPTION_CLASS): New defines.
13072 * optc-gen.awk: Add construction of cl_lang_count.
13073 * c.opt: Add Warning attribute to warning options and Optimization
13074 attribute to optimization options.
13075 * common.opt: Likewise.
13077 Add -fhelp and -ftarget-help as aliases for the transformed --help
13078 and --target-help options.
13079 * opt-functions.awk: Add code to handle Warning and Optimization
13082 2007-02-12 Richard Henderson <rth@redhat.com>
13084 * config/alpha/constraints.md: New file.
13085 * config/alpha/alpha.c: Include tm-constrs.h.
13086 (alpha_const_ok_for_letter_p, alpha_const_double_ok_for_letter_p,
13087 alpha_extra_constraint): Remove.
13088 (alpha_emit_conditional_branch): Use satisfies_constraint_*.
13089 * config/alpha/alpha-protos.h: Update.
13090 * config/alpha/alpha.h (REG_CLASS_FROM_LETTER): Remove.
13091 (CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P): Remove.
13092 (EXTRA_CONSTRAINT): Remove.
13093 * config/alpha/alpha.md: Include constraints.md.
13094 (adddi splitter): Use satisfies_constraint_*.
13095 * config/alpha/predicates.md (add_operand): Likewise.
13096 (sext_add_operand, addition_operation): Likewise.
13098 2007-02-12 Dorit Nuzman <dorit@il.ibm.com>
13100 PR tree-optimization/29145
13101 * tree-data-ref.c (base_addr_differ_p): Make us more conservative
13102 in our handling of restrict qualified pointers.
13104 2007-02-12 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
13107 * doc/invoke.texi (Wunused-value): Update description.
13108 (Wextra): Delete item.
13109 * opts.c (set_Wextra): Don't use the value of Wextra to set the
13110 value of Wunused-value.
13111 * c-typeck.c (c_process_expr_stmt): Don't check extra_warnings.
13112 (c_finish_stmt_expr): Don't check extra_warnings.
13113 (emit_side_effect_warnings): The caller is responsible to check
13116 2007-02-11 Roger Sayle <roger@eyesopen.com>
13117 Matt Thomas <matt@3am-software.com>
13119 * simplify-rtx.c (simplify_relational_operation_1): Correct typo.
13121 2007-02-11 Roger Sayle <roger@eyesopen.com>
13123 * simplify-rtx.c (simplify_relational_operation_1): Optimize
13124 comparisons of POPCOUNT against zero.
13125 (simplify_const_relational_operation): Likewise.
13127 2007-02-11 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
13129 * doc/invoke.texi (Wextra): Delete outdated paragraph.
13131 2007-02-11 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
13133 * dwarf2out.c (root_type): Delete unused function.
13135 2007-02-11 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
13137 * genattrtab.c (contained_in_p): Delete unused function.
13138 (write_expr_attr_cache): Likewise.
13140 2007-02-11 Jan Hubicka <jh@suse.cz>
13142 * ipa-inline.c (cgraph_edge_badness): Add "else" missing in the
13145 2007-02-11 Steven Bosscher <steven@gcc.gnu.org>
13147 * fwprop.c (try_fwprop_subst): Use set_unique_reg_note
13148 to add the REG_EQ* note.
13149 * see.c (see_merge_one_use_extension): Likewise.
13150 * local-alloc.c (update_equiv_regs): Likewise. Also don't
13151 turn REG_EQUAL notes into REG_EQUIV notes if the target
13152 register may have more than one set.
13153 * function.c (assign_parm_setup_reg): Use set_unique_reg_note.
13154 * gcse.c (try_replace_reg): Likewise.
13155 * alias.c (init_alias_analysis): Use find_reg_equal_equiv_note.
13156 * calls.c (fixup_tail_calls): Likewise. Abort if there is
13157 more than one REG_EQUIV note.
13158 * reload1.c (gen_reload): Use set_unique_reg_note.
13160 2007-02-11 Uros Bizjak <ubizjak@gmail.com>
13162 * config/i386/i386.c (TARGET_VECTORIZE_BUILTIN_CONVERSION): Define.
13163 (ix86_builtin_conversion): New function.
13165 2007-02-06 Mark Mitchell <mark@codesourcery.com>
13168 * tree.h (DECL_REPLACEABLE_P): New macro.
13169 * except.c (set_nothrow_function_flags): Likewise.
13171 2007-02-11 Tehila Meyzels <tehila@il.ibm.com>
13172 Ira Rosen <irar@il.ibm.com>
13173 Dorit Nuzman <dorit@il.ibm.com>
13175 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_CONVERSION): New target hook.
13176 * targhooks.c (default_builtin_vectorized_conversion): New.
13177 * targhooks.h (default_builtin_vectorized_function): New declaration.
13178 * target.h (struct vectorize): Add builtin_conversion field.
13179 * tree-vectorizer.h (type_conversion_vec_info_type): New enum
13180 stmt_vec_info_type value.
13181 (vectorizable_conversion): New declaration.
13182 * tree-vect-analyze.c (vect_analyze_operations): Add
13183 vectorizable_conversion call.
13184 * target-def.h (TARGET_VECTORIZE_BUILTIN_CONVERSION): New.
13185 * tree-vect-transform.c (vectorizable_conversion): New function.
13186 (vect_transform_stmt): Add case for type_conversion_vec_info_type.
13187 * tree-vect-generic.c (expand_vector_operations_1): Consider correct
13189 * config/rs6000/rs6000.c (rs6000_builtin_conversion): New.
13190 (TARGET_VECTORIZE_BUILTIN_CONVERSION): Defined.
13191 (rs6000_expand_builtin): Add handling a case of ALTIVEC_BUILTIN_VCFUX
13192 or ALTIVEC_BUILTIN_VCFSX.
13194 2007-02-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
13197 * pa.md (movdf): For 64-bit target, fail if operand 1 is a non-zero
13198 CONST_DOUBLE and operand 0 is a hard register.
13199 (movdi): For 64-bit target, remove code to force CONST_DOUBLE to
13200 memory. Fail if operand 1 is a non-zero CONST_INT and operand 0
13201 is a hard floating-point register.
13203 2007-02-10 Richard Henderson <rth@redhat.com>
13204 Jakub Jelinek <jakub@redhat.com>
13205 Alexandre Oliva <aoliva@redhat.com>
13207 * Makefile.in (libgcc-support, libgcc.mvars): Add emutls.c.
13208 * builtin-types.def (BT_WORD): Make unsigned.
13209 (BT_FN_VOID_PTR_WORD_WORD_PTR): New.
13210 * builtins.def (BUILT_IN_EMUTLS_GET_ADDRESS): New.
13211 (BUILT_IN_EMUTLS_REGISTER_COMMON): New.
13212 * c-decl.c (grokdeclarator): Don't error if !have_tls.
13213 * c-parser.c (c_parser_omp_threadprivate): Likewise.
13214 * dwarf2out.c (loc_descriptor_from_tree_1): Don't do anything for
13216 * expr.c (emutls_var_address): New.
13217 (expand_expr_real_1): Expand emulated tls.
13218 (expand_expr_addr_expr_1): Likewise.
13219 * libgcc-std.ver: Add __emutls_get_address, __emutls_register_common.
13220 * output.h (emutls_finish): Declare.
13221 * toplev.c (compile_file): Call it.
13222 * tree-ssa-address.c (gen_addr_rtx): Check for const-ness of the
13223 address before wrapping in CONST.
13224 * varasm.c (emutls_htab, emutls_object_type): New.
13225 (EMUTLS_VAR_PREFIX, EMUTLS_TMPL_PREFIX): New.
13226 (get_emutls_object_name, get_emutls_object_type): New.
13227 (get_emutls_init_templ_addr, emutls_decl): New.
13228 (emutls_common_1, emutls_finish): New.
13229 (assemble_variable): When emulating tls, swap decls; generate
13230 constructor for the emutls objects.
13231 (do_assemble_alias): When emulating tls, swap decl and target name.
13232 (default_encode_section_info): Don't add SYMBOL_FLAG_TLS_SHIFT
13234 * varpool.c (decide_is_variable_needed): Look at force_output.
13235 Recurse for emulated tls.
13236 (cgraph_varpool_remove_unreferenced_decls): Remove checks redundant
13237 with decide_is_variable_needed.
13238 * emutls.c: New file.
13239 * config/sparc/sol2.h (ASM_DECLARE_OBJECT_NAME): Only emit
13240 tls_object for real tls.
13242 2007-02-10 Kaz Kojima <kkojima@gcc.gnu.org>
13244 PR rtl-optimization/29599
13245 * reload1.c (eliminate_regs_in_insn): Take the destination
13246 mode into account when computing the offset.
13248 2007-02-09 Stuart Hastings <stuart@apple.com>
13249 Richard Henderson <rth@redhat.com>
13251 * config/i386/i386.h (TARGET_KEEPS_VECTOR_ALIGNED_STACK): New.
13252 * config/i386/darwin.h: (TARGET_KEEPS_VECTOR_ALIGNED_STACK): New.
13253 * config/i386/i386.md (fixuns_trunc<mode>si2, fixuns_truncsfhi2,
13254 fixuns_truncdfhi2): New.
13255 (fix_truncsfdi_sse): Call ix86_expand_convert_sign_didf_sse.
13256 (floatunsdidf2): Call ix86_expand_convert_uns_didf_sse.
13257 (floatunssisf2): Add call to ix86_expand_convert_uns_sisf_sse.
13258 (floatunssidf2): Allow nonimmediate source.
13259 * config/i386/sse.md (movdi_to_sse): New.
13260 (vec_concatv2di): Drop '*'.
13261 * config/i386/i386-protos.h (ix86_expand_convert_uns_si_sse,
13262 ix86_expand_convert_uns_didf_sse, ix86_expand_convert_uns_sidf_sse,
13263 ix86_expand_convert_uns_sisf_sse, ix86_expand_convert_sign_didf_sse):
13265 * config/i386/i386.c (ix86_expand_convert_uns_si_sse,
13266 ix86_expand_convert_uns_didf_sse, ix86_expand_convert_uns_sidf_sse,
13267 ix86_expand_convert_uns_sisf_sse, ix86_expand_convert_sign_didf_sse,
13268 ix86_build_const_vector, ix86_expand_vector_init_one_nonzero): New.
13269 (ix86_build_signbit_mask): Fix decl of v, refactor to call
13270 ix86_build_const_vector.
13271 (x86_emit_floatuns): Rewrite.
13273 2007-02-10 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
13275 * genautomata.c (longest_path_length): Delete unused function.
13276 (struct state): Delete unused longest_path_length.
13277 (UNDEFINED_LONGEST_PATH_LENGTH): Delete unused macro.
13278 (get_free_state): Delete unused.
13280 2007-02-09 Jan Hubicka <jh@suse.cz>
13282 * params.def (PARAM_INLINE_UNIT_GROWTH): Set to 30.
13283 * doc/invoke.texi (inline-unit-growth): Update default value.
13285 * Makefile.in (passes.o, ipa-inline.o): Add dependencies.
13286 * cgraphbuild.c (build_cgraph_edges): Compute frequencies.
13287 (rebuild_cgraph_edges): Likewise.
13288 * cgraph.c (cgraph_set_call_stmt): Add new argument frequency.
13289 (dump_cgraph_node): Dump frequencies.
13290 (cgraph_clone_edge): Add frequency scales.
13291 (cgraph_clone_node): Add freuqnecy.
13292 * cgraph.h (cgraph_edge): Add freuqnecy argument.
13293 (CGRAPH_FREQ_BASE, CGRAPH_FREQ_MAX): New constants.
13294 (cgraph_create_edge, cgraph_clone_edge, cgraph_clone_node): Update.
13295 * tree-pass.h (TODO_rebuild_frequencies): New constant.
13296 * cgraphunit.c (verify_cgraph_node): Verify frequencies.
13297 (cgraph_copy_node_for_versioning): Update call of cgraph_clone_edge.
13298 (save_inline_function_body): Likewise.
13299 * ipa-inline.c: inluce rtl.h
13300 (cgraph_clone_inlined_nods): Update call of cgraph_clone_node.
13301 (cgraph_edge_badness): Use frequencies.
13302 (cgraph_decide_recursive_inlining): Update clonning.
13303 (cgraph_decide_inlining_of_small_function): Dump frequency.
13304 * predict.c (estimate_bb_frequencies): Export.
13305 * predict.h (estimate_bb_frequencies): Declare.
13306 * tree-inline.c (copy_bb): Watch overflows.
13307 (expand_call_inline): Update call of cgraph_create_edge.
13308 (optimize_inline_calls): Use TODO flags to update frequnecies.
13309 * passes.h: Include predict.h
13310 (init_optimization_passes): Move profile ahead.
13311 (execute_function_todo): Handle TODO_rebuild_frequencies.
13313 2007-02-09 Roger Sayle <roger@eyesopen.com>
13315 * config/alpha/alpha.c (emit_insxl): Force the first operand of
13316 the insbl or inswl pattern into a register.
13318 2007-02-09 Roger Sayle <roger@eyesopen.com>
13320 * config/ia64/ia64.md (bswapdi2): New define_insn.
13322 2007-02-09 Richard Henderson <rth@redhat.com>
13324 * config/i386/constraints.md (Ym): New constraint.
13325 * config/i386/i386.md (movsi_1): Change Y2 to Yi constraints.
13326 (movdi_1_rex64): Split sse and xmm general register moves from
13327 memory move alternatives. Use conditional register constraints.
13328 (movsf_1, movdf_integer): Likewise.
13329 (zero_extendsidi2_32, zero_extendsidi2_rex64): Likewise.
13330 (movdf_integer_rex64): New.
13331 (pushsf_rex64): Fix output constraints.
13332 * config/i386/sse.md (sse2_loadld): Split rm alternative, use Yi.
13333 (sse2_stored): Likewise.
13334 (sse2_storeq_rex64): New.
13335 * config/i386/i386.c (x86_inter_unit_moves): Enable for not
13336 amd and not generic.
13337 (ix86_secondary_memory_needed): Don't bypass TARGET_INTER_UNIT_MOVES
13338 for optimize_size. Remove SF/DFmode hack.
13340 2007-02-09 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
13342 * config/i386/driver-i386.c: Turn on -mtune=native for AMDFAM10.
13345 2007-02-09 Nathan Sidwell <nathan@codesourcery.com>
13346 Richard Sandiford <richard@codesourcery.com>
13348 * config.gcc (m68010-*-netbsdelf*, m68k*-*-netbsdelf*)
13349 (m68k*-*-openbsd*, m68k-*-linux*): Set default_cf_cpu.
13350 (m68k-*-aout*, m68k-*-coff*, m68k-*-uclinux*, m68k-*-rtems*): Add
13351 m68k/t-mlib to tmake_file.
13352 (m68020-*-elf*, m68k-*-elf*): Likewise. Add t-m68kbare as well.
13353 (m68k*-*-*): Use --with-arch to pick a default for --with-cpu.
13354 (m680[012]0-*-*, m68k*-*-*): Add support for --with-arch.
13355 Allow it to be cf or m68k. Set m68k_arch_family. If that
13356 variable is not empty, add t-$m68k_arch_family to tmake_file.
13357 Add t-mlibs to tmake_file.
13358 * doc/install.texi: Document --with-arch=m68k and --with-arch=cf.
13359 * config/m68k/t-cf: New file.
13360 * config/m68k/t-m68k: Likewise.
13361 * config/m68k/t-mlibs: Likewise.
13362 * config/m68k/t-m68kbare (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
13363 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Delete.
13364 (M68K_MLIB_DIRNAMES, M68K_MLIB_OPTIONS): Define.
13365 * config/m68k/t-m68kelf (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
13366 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS, LIBGCC, INSTALL_LIBGCC):
13368 * config/m68k/t-openbsd (MULTILIB_OPTIONS, LIBGCC): Delete.
13369 (INSTALL_LIBGCC): Delete.
13370 (M68K_MLIB_DIRNAMES, M68K_MLIB_OPTIONS): Define.
13371 * config/m68k/t-rtems (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
13372 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Delete.
13373 (M68K_MLIB_CPU): Define.
13374 * config/m68k/t-uclinux (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
13375 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Delete.
13376 (M68K_MLIB_CPU, M68K_MLIB_OPTIONS, M68K_MLIB_DIRNAMES): Define.
13378 2007-02-09 Zdenek Dvorak <dvorakz@suse.cz>
13379 Richard Guenther <rguenther@suse.de>
13381 PR middle-end/23361
13382 * fold-const.c (fold_comparison): Handle obfuscated comparisons
13383 against INT_MIN/INT_MAX.
13384 * tree-ssa-loop-ivcanon.c (remove_empty_loop): Print to dump
13385 file if a loop is removed.
13387 2007-02-09 Joseph Myers <joseph@codesourcery.com>
13389 * calls.c (store_one_arg): Pass correct alignment to
13390 emit_push_insn for non-BLKmode values.
13391 * expr.c (emit_push_insn): If STRICT_ALIGNMENT, copy to an
13392 unaligned stack slot via a suitably aligned slot.
13394 2007-02-08 DJ Delorie <dj@redhat.com>
13396 * config/m32c/m32c.c (m32c_unpend_compare): Add default to silence
13398 (legal_subregs): Use unsigned char, make const.
13399 (m32c_illegal_subreg_p): Use ARRAY_SIZE. Delete unused variables.
13401 2007-02-08 Paul Brook <paul@codesourcery.com>
13403 * config/arm/lib1funcs.asm (RETLDM): Pop directly into PC when no
13404 special interworking needed.
13406 2007-02-08 Harsha Jagasia <harsha.jagasia@amd.com>
13408 * config/i386/xmmintrin.h: Make inclusion of emmintrin.h
13409 conditional to __SSE2__.
13410 (Entries below should have been added to first ChangeLog
13411 entry for amdfam10 dated 2007-02-05)
13412 * config/i386/emmintrin.h: Generate #error if __SSE2__ is not
13414 * config/i386/pmmintrin.h: Generate #error if __SSE3__ is not
13416 * config/i386/tmmintrin.h: Generate #error if __SSSE3__ is not
13419 2007-02-08 DJ Delorie <dj@redhat.com>
13421 * config/m32c/m32c-protos.h (m32c_illegal_subreg_p): New.
13422 * config/m32c/m32c.c (legal_subregs): New.
13423 (m32c_illegal_subreg_p): New.
13424 * config/m32c/predicates.md (m32c_any_operand): Use it to reject
13425 unsupported subregs of hard regs.
13427 2007-02-08 Jan Hubicka <jh@suse.cz>
13429 * tree-cfg.c (bsi_replace): Shortcut when replacing the statement with
13430 the same one; always update histograms.
13432 2007-02-08 Diego Novillo <dnovillo@redhat.com>
13434 * passes.c (init_optimization_passes): Tidy comment.
13436 2007-02-08 Roger Sayle <roger@eyesopen.com>
13438 * simplify-rtx.c (simplify_unary_operation_1) <POPCOUNT>: We can
13439 strip zero_extend, bswap and rotates from POCOUNT's argument.
13440 <PARITY>: Likewise, we can strip not, bswap, sign_extend,
13441 zero_extend and rotates from PARITY's argument.
13442 <BSWAP>: A byte-swap followed by a byte-swap is an identity.
13443 (simplify_const_unary_operation) <BSWAP>: Evaluate the byte-swap
13444 of an integer constant at compile-time.
13446 2007-02-08 Diego Novillo <dnovillo@redhat.com>
13449 * tree-flow.h (struct var_ann_d): Remove field 'is_used'.
13451 * tree-ssa-alias.c (compute_is_aliased): Remove. Update all
13454 * tree-ssa-live.c (remove_unused_locals): Do not remove
13455 TREE_ADDRESSABLE variables.
13456 * tree-ssa-structalias.c (compute_points_to_sets): Tidy.
13457 * tree-ssa-operands.c (add_virtual_operand): Remove argument
13458 FOR_CLOBBER. Update all users.
13459 If VAR has an associated alias set, add a virtual operand for
13460 it if no alias is found to conflict with the memory reference.
13462 2007-02-07 Jan Hubicka <jh@suse.cz>
13463 Robert Kidd <rkidd@crhc.uiuc.edu>
13465 * value-prof.c (visit_hist, free_hist): Return 1 instead of 0.
13467 2007-02-07 Ian Lance Taylor <iant@google.com>
13469 * lower-subreg.c (simple_move): Reject PARTIAL_INT modes.
13471 2007-02-07 Roger Sayle <roger@eyesopen.com>
13473 * config/rs6000/rs6000.md (ctz<mode>2, ffs<mode>2, popcount<mode>2,
13474 parity<mode>2, smulsi3_highpart, abstf2_internal, allocate_stack,
13475 tablejumpdi, movsi_to_cr_one): Remove constraints from
13476 define_expand's match_operands.
13478 2007-02-07 Roger Sayle <roger@eyesopen.com>
13480 * global.c (compute_regsets): Move declatation of "i" inside of
13481 #ifdef ELIMINABLE_REGS to avoid unused variable bootstrap failure.
13483 2007-02-07 Jakub Jelinek <jakub@redhat.com>
13486 * gimplify.c (gimplify_scan_omp_clauses): Remove special casing
13487 of INDIRECT_REF <RESULT_DECL>.
13489 * config/i386/i386.c (override_options): Set PTA_SSSE3 for core2.
13491 2007-02-06 J"orn Rennecke <joern.rennecke@arc.com>
13492 Kaz Kojima <kkojima@gcc.gnu.org>
13495 * config/sh/sh.c (expand_cbranchdi4): Use scratch register
13497 (sh_initialize_trampoline): Add parentheses to avoid a warning.
13499 2007-02-06 Zdenek Dvorak <dvorakz@suse.cz>
13501 * doc/loop.texi: Document possibility not to perform disambiguation
13502 of loops with multiple latches.
13503 * cfgloopmanip.c (alp_enum_p): Removed.
13504 (add_loop): Handle subloops. Use get_loop_body_with_size.
13505 (create_preheader): Do not allow ENTRY_BLOCK_PTR to be preheader.
13506 * cfghooks.c (redirect_edge_and_branch_force): Set dominator for
13507 the new forwarder block.
13508 (make_forwarder_block): Only call new_bb_cbk if it is not NULL.
13509 Handle the case latch is NULL.
13510 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Avoid cfg modifications
13511 when marking loop exits.
13512 * ifcvt.c (if_convert): Ditto. Mark loop exits even if cfg cannot
13514 * loop-init.c (loop_optimizer_init): Do not modify cfg. Call
13515 disambiguate_loops_with_multiple_latches.
13516 * tree-cfgcleanup.c (cleanup_tree_cfg_loop): Calculate dominators
13517 before fix_loop_structure.
13518 * cfgloop.c: Include pointer-set.h and output.h.
13519 (canonicalize_loop_headers, HEADER_BLOCK, LATCH_EDGE,
13520 update_latch_info, mfb_keep_just, mfb_keep_nonlatch): Removed.
13521 (get_loop_latch_edges, find_subloop_latch_edge_by_profile,
13522 find_subloop_latch_edge_by_ivs, find_subloop_latch_edge,
13523 mfb_redirect_edges_in_set, form_subloop, merge_latch_edges,
13524 disambiguate_multiple_latches, get_loop_body_with_size,
13525 disambiguate_loops_with_multiple_latches): New functions.
13526 (flow_loop_dump): Dump multiple latch edges.
13527 (flow_loop_nodes_find): Handle loops with multiple latches.
13528 (flow_loops_find): Ditto. Do not call canonicalize_loop_headers.
13529 (glb_enum_p): Modified.
13530 (get_loop_body): Use get_loop_body_with_size.
13531 * cfgloop.h (LOOPS_HAVE_RECORDED_EXITS): New flag.
13532 (AVOID_CFG_MODIFICATIONS): New constant.
13533 (disambiguate_loops_with_multiple_latches, add_loop,
13534 get_loop_body_with_size): Declare.
13535 * Makefile.in (cfgloop.o): Add pointer-set.h and output.h.
13537 2007-02-06 Seongbae Park <seongbae.park@gmail.com>
13539 PR inline-asm/28686
13540 * global.c (compute_regsets): New function.
13541 (global_alloc): Refactored ELIMINABLE_REGSET
13542 and NO_GLOBAL_ALLOC_REGS computation out.
13543 (rest_of_handle_global_alloc): Call compute_regsets()
13544 for non-optimizing case.
13546 2007-02-06 Richard Henderson <rth@redhat.com>
13548 * config/i386/constraints.md (Y2): Rename from Y.
13549 (Yi): New constraint.
13550 * config/i386/i386.md (movsi_1, movdi_2, pushdf_nointeger,
13551 pushdf_integer, movdf_nointeger, movdf_integer, zero_extendsidi2_32,
13552 zero_extendsidi2_rex64, truncxfdf2_mixed): Change Y constraints to Y2.
13553 (extendsfdf2_mixed, extendsfdf2_sse, truncdfsf_fast_mixed,
13554 truncdfsf_fast_sse, truncdfsf_mixed, fix_truncdfdi_sse,
13555 fix_truncdfsi_sse, floatsidf2_mixed, floatsidf2_sse,
13556 floatdidf2_mixed, floatdidf2_sse, absnegdf2_mixed,
13557 absnegdf2_sse, sse_setccdf, fop_df_comm_mixed, fop_df_comm_sse,
13558 fop_df_1_mixed, fop_df_1_sse): Change Y constraints to x.
13559 * config/i386/mmx.md (mov<MMXMODEI>_internal_rex64,
13560 mov<MMXMODEI>_internal, movv2sf_internal_rex64, movv2sf_internal,
13561 vec_extractv2si_1): Change Y constraints to Y2.
13562 * config/i386/sse.md (vec_setv4sf_0, vec_concatv2df, vec_dupv4si,
13563 vec_dupv2di, sse2_concatv2si, vec_concatv4si_1, vec_concatv2di):
13564 Change Y constraints to Y2.
13565 (sse2_loadld): Change Y constraints to x.
13567 2007-02-06 Roger Sayle <roger@eyesopen.com>
13569 * config/rs6000/rs6000.md (popcount<mode>2): Rewrite.
13570 (parity<mode>2): New define_expand using rs6000_emit_parity.
13571 * config/rs6000/rs6000.c (rs6000_emit_popcount,
13572 rs6000_emit_parity): New functions.
13573 * config/rs6000/rs6000-protos.h (rs6000_emit_popcount,
13574 rs6000_emit_parity): Prototype here.
13576 2007-02-06 Ian Lance Taylor <iant@google.com>
13578 * lower-subreg.c (simple_move_operand): Reject CONST.
13579 (resolve_clobber): Call validate_change rather than directly
13580 assigning to XEXP (pat, 0).
13582 2006-02-06 Paolo Bonzini <bonzini@gnu.org>
13584 * Makefile.in (tree-ssa-loop-ivopts.o): Add pointer-set.h dependency.
13585 (tree-ssa-reassoc.o): Add pointer-set.h dependency.
13586 (tree-cfg.o): Remove hashtab.h dependency.
13588 * tree-ssa-loop-ivopts.c: Include pointer-set.h.
13589 (struct ivopts_data): Change niters to pointer_map_t.
13590 (struct nfe_cache_elt, nfe_hash, nfe_eq): Delete.
13591 (niter_for_exit): Create pointer_map on demand. Change for
13593 (tree_ssa_iv_optimize_init): Initialize data->niters to NULL.
13594 (free_loop_data): Destroy data->niters if created and reset field.
13595 (tree_ssa_iv_optimize_finalize): Don't delete data->niters here.
13596 (tree_ssa_iv_optimize_loop): Check for presence of stale data.
13598 * tree-ssa-reassoc.c: Include pointer-set.h.
13599 (bb_rank): Change to long *.
13600 (operand_rank): Change to pointer_map_t.
13601 (find_operand_rank): Return long, -1 if not found. Declare as inline.
13602 (insert_operand_rank): Accept long.
13603 (operand_entry_hash, operand_entry_eq): Remove.
13604 (get_rank): Return long. Adjust for changes above.
13605 (init_reassoc): Change rank type to long. Adjust creation of bb_rank
13607 (fini_reassoc): Delete operand_rank with pointer_map_destroy.
13609 * tree-ssa-structalias.c (vi_for_tree): Change to pointer_map.
13610 (struct tree_vi, tree_vi_t, tree_vi_hash, tree_vi_eq): Delete.
13611 (insert_vi_for_tree): Rewrite for pointer_map API. Assert argument
13613 (lookup_vi_for_tree): Rewrite for pointer_map API. Return varinfo_t
13614 directly since it cannot be NULL.
13615 (get_vi_for_tree): Rewrite for pointer_map API.
13616 (find_what_p_points_to): Adjust for change to lookup_vi_for_tree.
13617 (init_alias_vars): Create vi_for_tree as pointer_map.
13618 (delete_points_to_sets): Delete vi_for_tree using pointer_map_destroy.
13620 * tree-cfg.c: Don't include hashtab.h.
13621 (edge_to_cases): Declare as pointer_map.
13622 (struct edge_to_cases_elt, edge_to_cases_hash, edge_to_cases_eq):
13624 (edge_to_cases_cleanup): Rewrite as pointer_map_traverse callback.
13625 (start_recording_case_labels): Create edge_to_cases as pointer_map.
13626 (end_recoding_case_labels): Cleanup edge_to_cases manually before
13628 (record_switch_edge): Delete.
13629 (get_cases_for_edge): Adjust for pointer_map API, inline
13630 record_switch_edge (rewritten for new API), remove goto.
13632 2006-02-06 Paolo Bonzini <bonzini@gnu.org>
13634 * Makefile.in (tree-nested.o): Add pointer-set.h dependency.
13635 * tree-nested.c: Include pointer-set.h.
13636 (var_map_elt, var_map_eq, var_map_hash): Delete.
13637 (struct nesting_info): Remove GTY marker. Change the two htab_t's
13638 to pointer_map_t's.
13639 (nesting_info_bitmap_obstack): New.
13640 (lookup_field_for_decl): Adjust for pointer_map API.
13641 (lookup_tramp_for_decl): Adjust for pointer_map API.
13642 (get_nonlocal_debug_decl): Adjust for pointer_map API.
13643 (get_local_debug_decl): Adjust for pointer_map API.
13644 (convert_nl_goto_reference): Adjust for pointer_map API.
13645 (convert_nl_goto_receiver): Adjust for pointer_map API.
13646 (create_nesting_tree): Create outside GGC space. Create bitmap on
13647 the new obstack. Create field_map and var_map as pointer_maps.
13648 (free_nesting_tree): Adjust for changes to create_nesting_tree.
13650 (lower_nested_functions): Move root here, no need to NULL it.
13651 Initialize and release the obstack.
13653 2007-02-06 Paolo Bonzini <bonzini@gnu.org>
13655 * tree.c (tree_int_map_hash, tree_int_map_eq, tree_int_map_marked_p):
13656 Remove prototypes and make them non-static.
13657 (struct tree_int_map): Remove.
13658 * tree.h (struct tree_int_map): Move here, turning TO into an
13660 (tree_int_map_hash, tree_int_map_eq, tree_int_map_marked_p): Declare.
13662 * tree.h (TREE_COMPLEXITY): Remove.
13663 (struct tree_exp): Remove complexity field.
13664 * tree.c (build1_stat): Don't set it.
13666 2007-02-06 Dorit Nuzman <dorit@il.ibm.com>
13667 Victor Kaplansky <victork@il.ibm.com>
13669 * tree-vectorizer.c (vect_is_simple_use): Support induction.
13670 (vect_is_simple_reduction): Support reduction with induction as
13671 one of the operands.
13672 (vect_is_simple_iv_evolution): Fix formatting.
13673 * tree-vect-analyze.c (vect_mark_stmts_to_be_vectorized): Fix
13674 formatting. Don't mark induction phis for vectorization.
13675 (vect_analyze_scalar_cycles): Analyze all inductions, then reductions.
13676 * tree-vect-transform.c (get_initial_def_for_induction): New function.
13677 (vect_get_vec_def_for_operand): Support induction.
13678 (vect_get_vec_def_for_stmt_copy): Fix formatting and add check for
13680 (vectorizable_reduction): Support reduction with induction as one of
13682 (vectorizable_type_demotion): Use def-type of stmt argument rather
13683 than dummy def-type.
13685 * tree-ssa-loop.c (gate_scev_const_prop): Return the value of
13686 flag_tree_scev_cprop.
13687 * common.opt (tree-scev-cprop): New flag.
13689 * tree-vect-transform.c (vect_create_destination_var): Use 'kind' in
13690 call to vect_get_new_vect_var.
13692 2007-02-06 Ira Rosen <irar@il.ibm.com>
13694 * tree-vect-patterns.c (vect_recog_widen_mult_pattern): Check that
13695 vectype is not NULL.
13696 (vect_pattern_recog_1): Likewise.
13698 2007-02-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13700 * fold-const.c (negate_expr_p): Handle CONJ_EXPR.
13701 (fold_negate_expr): Likewise.
13703 2007-02-05 Alexandre Oliva <aoliva@redhat.com>
13706 * dwarf2out.c (modified_type_die): Follow DECL_ORIGINAL_TYPE
13707 even if cv-qualification is the same.
13709 2007-02-05 Geoffrey Keating <geoffk@apple.com>
13711 * config/rs6000/darwin-tramp.asm (__trampoline_setup): Call
13712 __enable_execute_stack on completion.
13714 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
13716 * config/i386/athlon.md (athlon_fldxf_k8, athlon_fld_k8,
13717 athlon_fstxf_k8, athlon_fst_k8, athlon_fist, athlon_fmov,
13718 athlon_fadd_load, athlon_fadd_load_k8, athlon_fadd, athlon_fmul,
13719 athlon_fmul_load, athlon_fmul_load_k8, athlon_fsgn,
13720 athlon_fdiv_load, athlon_fdiv_load_k8, athlon_fdiv_k8,
13721 athlon_fpspc_load, athlon_fpspc, athlon_fcmov_load,
13722 athlon_fcmov_load_k8, athlon_fcmov_k8, athlon_fcomi_load_k8,
13723 athlon_fcomi, athlon_fcom_load_k8, athlon_fcom): Added amdfam10.
13725 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
13727 * config/i386/i386.md (x86_sahf_1, cmpfp_i_mixed, cmpfp_i_sse,
13728 cmpfp_i_i387, cmpfp_iu_mixed, cmpfp_iu_sse, cmpfp_iu_387,
13729 swapsi, swaphi_1, swapqi_1, swapdi_rex64, fix_truncsfdi_sse,
13730 fix_truncdfdi_sse, fix_truncsfsi_sse, fix_truncdfsi_sse,
13731 x86_fldcw_1, floatsisf2_mixed, floatsisf2_sse, floatdisf2_mixed,
13732 floatdisf2_sse, floatsidf2_mixed, floatsidf2_sse,
13733 floatdidf2_mixed, floatdidf2_sse, muldi3_1_rex64, mulsi3_1,
13734 mulsi3_1_zext, mulhi3_1, mulqi3_1, umulqihi3_1, mulqihi3_insn,
13735 umulditi3_insn, umulsidi3_insn, mulditi3_insn, mulsidi3_insn,
13736 umuldi3_highpart_rex64, umulsi3_highpart_insn,
13737 umulsi3_highpart_zext, smuldi3_highpart_rex64,
13738 smulsi3_highpart_insn, smulsi3_highpart_zext, x86_64_shld,
13739 x86_shld_1, x86_64_shrd, sqrtsf2_mixed, sqrtsf2_sse,
13740 sqrtsf2_i387, sqrtdf2_mixed, sqrtdf2_sse, sqrtdf2_i387,
13741 sqrtextendsfdf2_i387, sqrtxf2, sqrtextendsfxf2_i387,
13742 sqrtextenddfxf2_i387): Added amdfam10_decode.
13744 * config/i386/athlon.md (athlon_idirect_amdfam10,
13745 athlon_ivector_amdfam10, athlon_idirect_load_amdfam10,
13746 athlon_ivector_load_amdfam10, athlon_idirect_both_amdfam10,
13747 athlon_ivector_both_amdfam10, athlon_idirect_store_amdfam10,
13748 athlon_ivector_store_amdfam10): New define_insn_reservation.
13749 (athlon_idirect_loadmov, athlon_idirect_movstore): Added
13752 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
13754 * config/i386/athlon.md (athlon_call_amdfam10,
13755 athlon_pop_amdfam10, athlon_lea_amdfam10): New
13756 define_insn_reservation.
13757 (athlon_branch, athlon_push, athlon_leave_k8, athlon_imul_k8,
13758 athlon_imul_k8_DI, athlon_imul_mem_k8, athlon_imul_mem_k8_DI,
13759 athlon_idiv, athlon_idiv_mem, athlon_str): Added amdfam10.
13761 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
13763 * config/i386/athlon.md (athlon_sseld_amdfam10,
13764 athlon_mmxld_amdfam10, athlon_ssest_amdfam10,
13765 athlon_mmxssest_short_amdfam10): New define_insn_reservation.
13767 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
13769 * config/i386/athlon.md (athlon_sseins_amdfam10): New
13770 define_insn_reservation.
13771 * config/i386/i386.md (sseins): Added sseins to define_attr type
13772 and define_attr unit.
13773 * config/i386/sse.md: Set type attribute to sseins for insertq
13776 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
13778 * config/i386/athlon.md (sselog_load_amdfam10, sselog_amdfam10,
13779 ssecmpvector_load_amdfam10, ssecmpvector_amdfam10,
13780 ssecomi_load_amdfam10, ssecomi_amdfam10,
13781 sseaddvector_load_amdfam10, sseaddvector_amdfam10): New
13782 define_insn_reservation.
13783 (ssecmp_load_k8, ssecmp, sseadd_load_k8, seadd): Added amdfam10.
13785 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
13787 * config/i386/athlon.md (cvtss2sd_load_amdfam10,
13788 cvtss2sd_amdfam10, cvtps2pd_load_amdfam10, cvtps2pd_amdfam10,
13789 cvtsi2sd_load_amdfam10, cvtsi2ss_load_amdfam10,
13790 cvtsi2sd_amdfam10, cvtsi2ss_amdfam10, cvtsd2ss_load_amdfam10,
13791 cvtsd2ss_amdfam10, cvtpd2ps_load_amdfam10, cvtpd2ps_amdfam10,
13792 cvtsX2si_load_amdfam10, cvtsX2si_amdfam10): New
13793 define_insn_reservation.
13795 * config/i386/sse.md (cvtsi2ss, cvtsi2ssq, cvtss2si,
13796 cvtss2siq, cvttss2si, cvttss2siq, cvtsi2sd, cvtsi2sdq,
13797 cvtsd2si, cvtsd2siq, cvttsd2si, cvttsd2siq,
13798 cvtpd2dq, cvttpd2dq, cvtsd2ss, cvtss2sd,
13799 cvtpd2ps, cvtps2pd): Added amdfam10_decode attribute.
13801 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
13803 * config/i386/athlon.md (athlon_ssedivvector_amdfam10,
13804 athlon_ssedivvector_load_amdfam10, athlon_ssemulvector_amdfam10,
13805 athlon_ssemulvector_load_amdfam10): New define_insn_reservation.
13806 (athlon_ssediv, athlon_ssediv_load_k8, athlon_ssemul,
13807 athlon_ssemul_load_k8): Added amdfam10.
13809 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
13811 * config/i386/i386.h (TARGET_SSE_UNALIGNED_MOVE_OPTIMAL): New macro.
13812 (x86_sse_unaligned_move_optimal): New variable.
13814 * config/i386/i386.c (x86_sse_unaligned_move_optimal): Enable for
13816 (ix86_expand_vector_move_misalign): Add code to generate movupd/movups
13817 for unaligned vector SSE double/single precision loads for AMDFAM10.
13819 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
13821 * config/i386/i386.h (TARGET_AMDFAM10): New macro.
13822 (TARGET_CPU_CPP_BUILTINS): Add code for amdfam10.
13823 Define TARGET_CPU_DEFAULT_amdfam10.
13824 (TARGET_CPU_DEFAULT_NAMES): Add amdfam10.
13825 (processor_type): Add PROCESSOR_AMDFAM10.
13827 * config/i386/i386.md: Add amdfam10 as a new cpu attribute to match
13828 processor_type in config/i386/i386.h.
13829 Enable imul peepholes for TARGET_AMDFAM10.
13831 * config.gcc: Add support for --with-cpu option for amdfam10.
13833 * config/i386/i386.c (amdfam10_cost): New variable.
13834 (m_AMDFAM10): New macro.
13835 (m_ATHLON_K8_AMDFAM10): New macro.
13836 (x86_use_leave, x86_push_memory, x86_movx, x86_unroll_strlen,
13837 x86_cmove, x86_3dnow_a, x86_deep_branch, x86_use_simode_fiop,
13838 x86_promote_QImode, x86_integer_DFmode_moves,
13839 x86_partial_reg_dependency, x86_memory_mismatch_stall,
13840 x86_accumulate_outgoing_args, x86_arch_always_fancy_math_387,
13841 x86_sse_partial_reg_dependency, x86_sse_typeless_stores,
13842 x86_use_ffreep, x86_use_incdec, x86_four_jump_limit,
13843 x86_schedule, x86_use_bt, x86_cmpxchg16b, x86_pad_returns):
13844 Enable/disable for amdfam10.
13845 (override_options): Add amdfam10_cost to processor_target_table.
13846 Set up PROCESSOR_AMDFAM10 for amdfam10 entry in
13847 processor_alias_table.
13848 (ix86_issue_rate): Add PROCESSOR_AMDFAM10.
13849 (ix86_adjust_cost): Add code for amdfam10.
13851 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
13853 * config/i386/i386.opt: Add new Advanced Bit Manipulation (-mabm)
13854 instruction set feature flag. Add new (-mpopcnt) flag for popcnt
13855 instruction. Add new SSE4A (-msse4a) instruction set feature flag.
13856 * config/i386/i386.h: Add builtin definition for SSE4A.
13857 * config/i386/i386.md: Add support for ABM instructions
13858 (popcnt and lzcnt).
13859 * config/i386/sse.md: Add support for SSE4A instructions
13860 (movntss, movntsd, extrq, insertq).
13861 * config/i386/i386.c: Add support for ABM and SSE4A builtins.
13862 Add -march=amdfam10 flag.
13863 * config/i386/ammintrin.h: Add support for SSE4A intrinsics.
13864 * doc/invoke.texi: Add documentation on flags for sse4a, abm, popcnt
13866 * doc/extend.texi: Add documentation for SSE4A builtins.
13868 2007-02-05 Bob Wilson <bob.wilson@acm.org>
13870 * config/xtensa/xtensa.c (constantpool_mem_p): Skip over SUBREGs.
13872 2007-02-05 Richard Guenther <rguenther@suse.de>
13874 * tree-vectorizer.h (vectorizable_function): Add argument type
13875 argument, change return type.
13876 * tree-vect-patterns.c (vect_recog_pow_pattern): Adjust caller.
13877 * tree-vect-transform.c (vectorizable_function): Handle extra
13878 argument, return vectorized function decl.
13879 (build_vectorized_function_call): Remove.
13880 (vectorizable_call): Handle calls with result and argument types
13881 differing. Handle loop vectorization factor correctly.
13882 * targhooks.c (default_builtin_vectorized_function): Adjust for
13884 * targhooks.h (default_builtin_vectorized_function): Likewise.
13885 * target.h (builtin_vectorized_function): Add argument type
13887 * config/i386/i386.c (ix86_builtin_vectorized_function): Handle
13888 extra argument, allow vectorizing of lrintf.
13889 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION): Adjust
13890 documentation of target hook.
13892 2007-02-05 Hans-Peter Nilsson <hp@axis.com>
13895 * config/cris/cris.md ("*andsi_movu", "*andsi_clear", "*andhi_movu")
13896 ("*andhi_clear", andu (casesi+45)): For size-changed operand where
13897 memory is allowed, require !side_effects_p, not just !MEM_VOLATILE_P.
13899 2007-02-05 Roger Sayle <roger@eyesopen.com>
13901 * fold-const.c (fold_unary) <REAL_PART>: Test for availability of
13902 BUILT_IN_COS before simplifying REAL_PART(CEXPI)) to COS.
13903 <IMAG_PART>: Likewise, check for availability of BUILT_IN_SIN.
13904 * builtins.c (fold_builtin_sincos): Check for TARGET_C99_FUNCTIONS
13905 before canonicalizing sincos to cexpi.
13906 (fold_builtin_cexp): Likewise, for canonicalizing cexp to cexpi.
13908 2007-02-05 Roger Sayle <roger@eyesopen.com>
13910 * config/alpha/alpha.c (alpha_add_builtins): New Helper function.
13911 Set TREE_READONLY and TREE_NOTHROW directly, not via attributes.
13912 (alpha_init_builtins): Use alpha_add_builtins to process tables.
13914 2007-02-05 Roger Sayle <roger@eyesopen.com>
13916 * mips-tfile.c (initialize_init_file): Correct endianness test.
13918 2007-02-05 Kazu Hirata <kazu@codesourcery.com>
13920 * config/m68k/m68k.md (pushdi-1, pushdi, movsi+1): Don't use
13921 the 'y' constraint.
13923 2007-02-05 Richard Sandiford <richard@codesourcery.com>
13925 * dwarf2out.c (dwarf2out_frame_debug_expr): Record the register
13926 saves in a PARALLEL before the register assignments.
13928 2007-02-05 Richard Sandiford <richard@codesourcery.com>
13930 * doc/tm.texi (DWARF_ALT_FRAME_RETURN_COLUMN): Do not require
13931 DWARF_FRAME_RETURN_COLUMN to be a general register.
13932 * dwarf2out.c (init_return_column_size): New function, split from...
13933 (expand_builtin_init_dwarf_reg_sizes): ...here. Allow both
13934 DWARF_FRAME_RETURN_COLUMN and DWARF_ALT_FRAME_RETURN_COLUMN
13935 to be nongeneral registers.
13936 * config/m68k/m68k.h (DWARF_FRAME_REGNUM): Only map FP and
13938 (DWARF_FRAME_REGISTERS, DWARF_FRAME_RETURN_COLUMN): Define.
13939 (DWARF_ALT_FRAME_RETURN_COLUMN): Define.
13941 2007-02-04 Zdenek Dvorak <dvorakz@suse.cz>
13943 * cfgcleanup.c (try_optimize_cfg): Avoid removing ENTRY_BLOCK_PTR.
13945 2007-02-04 Zdenek Dvorak <dvorakz@suse.cz>
13947 * cfgloopmanip.c (loop_delete_branch_edge): Removed.
13948 (remove_path): Use can_remove_branch_p and remove_branch instead
13949 of loop_delete_branch_edge.
13950 * tree-ssa-loop-manip.c (scale_dominated_blocks_in_loop): New function.
13951 (tree_transform_and_unroll_loop): Remove dead branches immediately.
13952 Update profile using scale_dominated_blocks_in_loop.
13953 * cfghooks.c (can_remove_branch_p, remove_branch): New functions.
13954 * cfghooks.h (struct cfg_hooks): Add can_remove_branch_p.
13955 (can_remove_branch_p, remove_branch): Declare.
13956 * tree-cfg.c (tree_can_remove_branch_p): New function.
13957 (tree_cfg_hooks): Add tree_can_remove_branch_p.
13958 * cfgrtl.c (rtl_can_remove_branch_p): New function.
13959 (rtl_cfg_hooks, cfg_layout_rtl_cfg_hook): Add rtl_can_remove_branch_p.
13961 2007-02-05 Jan Hubicka <jh@suse.cz>
13963 PR middle-end/30696
13964 * ipa-inline.c (cgraph_clone_inlined_nodes): When there are unanalyzed
13965 nodes in cgraph, don't remove offline copy of the function.
13967 2007-02-04 Jan Hubicka <jh@suse.cz>
13969 * tree-sra.c (sra_walk_expr): Add linebreaks. BITFIELD_REFs into
13970 vectors might cause maybe_lookup_element_for_expr to be called
13971 on non-sra-candidate.
13973 2007-02-04 Kazu Hirata <kazu@codesourcery.com>
13975 * config/bfin/bfin-modes.def, config/bfin/bfin.c,
13976 config/bfin/bfin.md, config/bfin/predicates.md: Follow
13977 spelling conventions.
13979 2007-02-04 Richard Guenther <rguenther@suse.de>
13981 PR middle-end/30636
13982 * fold-const.c (try_move_mult_to_index): Make sure to not
13983 overflow one dimension of a multi-dimensional array access.
13985 2007-02-04 Jan Hubicka <jh@suse.cz>
13987 * passes.c (init_optimization_passes): Reindent.
13989 2007-02-04 Jan Hubicka <jh@suse.cz>
13990 Eric Botcazou <ebotcazou@adacore.com>
13992 * tree-optimize.c (has_abnormal_outgoing_edge_p): Move to...
13993 (execute_fixup_cfg): Break out the abnormal goto code.
13994 * tree-inline.c (has_abnormal_outgoing_edge_p): ...here.
13995 (make_nonlocal_label_edges): Move here from execute_fixup_cfg.
13996 (optimize_inline_calls): Call make_nonlocal_label_edges.
13998 2007-02-04 Jan Hubicka <jh@suse.cz>
14000 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Return
14001 true when something was changed.
14002 (rename_ssa_copies): When something was changed, do
14003 TODO_remove_unused_locals.
14004 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_value):
14005 add TODO_remove_unused_locals when instruction was removed.
14007 2007-02-04 Jan Hubicka <jh@suse.cz>
14009 * ipa-inline.c (try_inline): Improve debug output; work on already
14011 (cgraph_decide_inlining_incrementally): Indent; improve debug output;
14012 call try_inline for already inlined edges too when flattening;
14013 inline also functions that make callee growth but overall unit size
14016 2007-02-04 Kazu Hirata <kazu@codesourcery.com>
14018 * config/m32c/bitops.md, config/m32c/jump.md,
14019 config/m32c/m32c.c, config/m32c/m32c.h, config/m32r/m32r.c,
14020 config/m32r/m32r.h, config/m32r/m32r.md,
14021 config/m32r/predicates.md, config/m68hc11/larith.asm,
14022 config/m68hc11/m68hc11.c, config/m68hc11/m68hc11.h,
14023 config/m68k/m68k.h, config/mcore/mcore.md, config/mips/4k.md,
14024 config/mips/mips-protos.h, config/mips/mips.c,
14025 config/mips/mips.h, config/mips/mips.md, config/mips/mips16.S,
14026 config/mn10300/mn10300.h, config/mn10300/predicates.md,
14027 config/mt/mt.c, config/mt/mt.h, config/mt/mt.md: Follow
14028 spelling conventions.
14030 * config/v850/v850.c, config/v850/v850.h, config/v850/v850.md:
14031 Follow spelling conventions.
14033 2007-02-03 Douglas Gregor <doug.gregor@gmail.com>
14035 * c-opts.c (c_common_post_options): If C++0x mode is enabled, don't
14036 warn about C++0x compatibility.
14038 2007-02-04 Kazu Hirata <kazu@codesourcery.com>
14040 * config/h8300/h8300.c, config/h8300/h8300.h,
14041 config/h8300/h8300.md: Follow spelling conventions.
14043 2007-02-03 Uros Bizjak <ubizjak@gmail.com>
14045 PR middle-end/30667
14046 * combine.c (try_combine): Do not substitute source operand
14047 with constants wider than 2 * HOST_BITS_PER_WIDE_INT.
14049 2007-02-03 Jan Hubicka <jh@suse.cz>
14051 PR gcov-profile/30650
14052 * value-prof.c (stringop_block_profile): Fix handling of size counter;
14053 do not divide by zero for never executed counters.
14054 (tree_find_values_to_profile): Fix counters.
14055 * gcov-ui.h (GCOV_COUNTER_AVERAGE, GCOV_COUNTER_IOR): Fix comments.
14057 2007-02-03 Ian Lance Taylor <iant@google.com>
14059 * lower-subreg.c (simple_move_operand): New static function,
14060 broken out of simple_move. Reject LABEL_REF, SYMBOL_REF, and HIGH
14062 (simple_move): Call simple_move_operand.
14063 (find_decomposable_subregs): Add special handling of MEMs.
14064 (can_decompose_p): Rename from cannot_decompose_p. Reverse
14065 meaning of return value. If we see a hard register, test whether
14066 it can store a word_mode value. Change all callers.
14068 2007-02-03 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
14070 * pa.md (addvdi3, addvsi3, subvdi3, subvsi3, negvdi2, negvsi2): New
14071 ftrapv insns and expanders.
14072 (subdi3): Change define_expand operand 1 to arith11_operand, and
14073 operand 2 to reg_or_0_operand. Change constraints of 64-bit insn
14074 pattern to handle reg_or_0 operands. Revise 32-bit insn pattern to
14075 handle 11-bit constants and reg_or_0 operands in operands 1 and 2,
14078 PR middle-end/30174
14079 * varasm.c (notice_global_symbol): Treat global objects as weak when
14080 flag_shlib is true.
14082 2007-02-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
14084 * emit-rtl.c (dconstpi): Delete.
14085 (dconstsqrt2): New.
14086 (init_emit_once): Delete dconstpi and init dconstsqrt2.
14087 * real.h (dconstpi): Delete.
14088 (dconstsqrt2): New.
14089 * builtins.c (fold_builtin_cabs): Use dconstsqrt2.
14090 (fold_builtin_hypot): Likewise.
14092 2007-02-03 Tom Tromey <tromey@redhat.com>
14095 * gcc.c (cpp_unique_options): Any of -ggdb3, -gstabs3,
14096 -gcoff3, -gxcoff3, -gvms3 implies -dD.
14098 2007-02-03 Kazu Hirata <kazu@codesourcery.com>
14100 * c-decl.c, config/avr/avr.c, config/avr/avr.h,
14101 config/m68k/m68k.c, config/m68k/netbsd-elf.h,
14102 config/mn10300/mn10300.c, config/pdp11/pdp11.h,
14103 config/rs6000/cell.md, config/rs6000/darwin.h,
14104 config/sh/sh.md, config/sh/sh4-300.md, config/spu/spu.c,
14105 config/spu/spu.md, cselib.c, expr.c, haifa-sched.c, hwint.h,
14106 jump.c, reload.c, sched-deps.c, sched-int.h, tree-inline.c,
14107 tree-profile.c, tree-ssa-live.h, tree-vrp.c: Fix comment
14108 typos. Follow spelling conventions.
14109 * doc/invoke.texi: Follow spelling conventions.
14111 2007-02-03 Roger Sayle <roger@eyesopen.com>
14113 * simplify-rtx.c (simplify_relational_operation_1): Implement some
14114 canonicalization transformations that attempt to simplify integer
14115 constant comparisons to become comparisons against zero.
14117 2007-02-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
14119 * builtins.c (fold_builtin_cabs): Fold cabs(x+xi) into
14121 * fold-const.c (fold_binary): Fix comment typos. Fold complex
14122 (x,0)-(0,y) into (x,-y). Likewise (0,y)-(x,0) into (-x,y).
14124 2007-02-02 Mike Stump <mrs@apple.com>
14126 * config/darwin9.h (DARWIN_LINKER_GENERATES_ISLANDS): Add.
14127 * config/rs6000/rs6000.c (DARWIN_GENERATE_ISLANDS): Add.
14128 (output_call): Use DARWIN_GENERATE_ISLANDS to decide when to
14129 generate a branch island.
14131 2007-02-02 Bob Wilson <bob.wilson@acm.org>
14133 * config/xtensa/xtensa.c (smalloffset_mem_p): Use BASE_REG_P.
14134 (xtensa_legitimate_address_p): New.
14135 (xtensa_legitimize_address): New.
14136 (xtensa_output_addr_const_extra): New.
14137 * config/xtensa/xtensa.h (REG_OK_STRICT_FLAG): Define.
14139 (REG_OK_FOR_BASE_P): Use BASE_REG_P.
14140 (GO_IF_LEGITIMATE_ADDRESS): Move code to xtensa_legitimate_address_p.
14141 (LEGITIMIZE_ADDRESS): Move code to xtensa_legitimize_address.
14142 (OUTPUT_ADDR_CONST_EXTRA): Move code to xtensa_output_addr_const_extra.
14143 * config/xtensa/xtensa-protos.h (xtensa_legitimate_address_p): New.
14144 (xtensa_legitimize_address): New.
14145 (xtensa_output_addr_const_extra): New.
14147 2007-02-02 Steve Ellcey <sje@cup.hp.com>
14149 * config/ia64/ia64.c (ia64_print_operand): Fix compare strings.
14151 2007-02-02 Ian Lance Taylor <iant@google.com>
14153 * expmed.c (expand_divmod): Add comment.
14155 2007-02-02 Kazu Hirata <kazu@codesourcery.com>
14157 * emit-rtl.c (renumber_insns): Remove.
14158 * flags.h: Remove the extern for flag_renumber_insns.
14159 * rtl.h: Remove the prototype for renumber_insns.
14160 * toplev.c (flag_renumber_insns): Remove.
14162 2007-02-02 Hui-May Chang <hm.chang@apple.com>
14164 Revert for x86 darwin:
14165 2005-06-19 Uros Bizjak <uros@kss-loka.si>
14167 * config/i386/i386.c (ix86_function_arg_regno_p): Put back the
14168 code before the following patch under TARGET_MACHO.
14169 (ix86_function_value_regno_p): Likewise.
14171 2007-02-02 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
14173 * fold-const.c (negate_expr_p, fold_negate_expr): Handle
14176 2007-02-02 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
14179 * config/ia64/ia64.c (ia64_speculate_insn): Restrict to memory loads to
14180 general or fp registers. Add comments.
14181 * config/ia64/ia64.md (reg_pred_prefix): Add comment.
14183 2007-02-02 Paolo Bonzini <bonzini@gnu.org>
14185 * pointer-set.c (insert_aux): Only return insertion slot.
14186 (pointer_set_insert): Adjust.
14187 (pointer_set_traverse, struct pointer_map_t, pointer_map_create,
14188 pointer_map_destroy, pointer_map_insert, pointer_map_contains,
14189 pointer_map_traverse): New.
14190 * pointer-set.h (pointer_set_traverse, struct pointer_map_t,
14191 pointer_map_create, pointer_map_destroy, pointer_map_insert,
14192 pointer_map_contains, pointer_map_traverse): Declare.
14194 2007-02-02 Jakub Jelinek <jakub@redhat.com>
14196 PR middle-end/30473
14197 * builtins.c (fold_builtin_sprintf): Do not attempt to optimize
14198 sprintf (str, "%s"). Do not optimize sprintf (str, "nopercent", p++).
14200 2007-02-02 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
14202 * sched-int.h (ds_to_dk, dk_to_ds): Declare functions.
14204 (struct _dep): New type.
14205 (dep_t): New typedef.
14206 (DEP_PRO, DEP_CON, DEP_KIND): New access macros.
14207 (DEP_STATUS): New access macro. The macro with the same name was
14208 renamed to DEP_LINK_STATUS.
14209 (dep_init): Declare function
14211 (struct _dep_link): New type.
14212 (dep_link_t): New typedef.
14213 (DEP_LINK_NODE, DEP_LINK_NEXT, DEP_LINK_PREV_NEXTP): New access macros.
14214 (DEP_LINK_DEP, DEP_LINK_PRO, DEP_LINK_CON, DEP_LINK_KIND): New macros.
14215 (DEP_LINK_STATUS): New macro.
14216 (debug_dep_links): New debug function.
14218 (struct _deps_list): New type.
14219 (deps_list_t): New typedef.
14220 (DEPS_LIST_FIRST): New access macro.
14221 (FOR_EACH_DEP_LINK): New cycle macro.
14222 (create_deps_list, free_deps_list, delete_deps_list): Declare
14224 (deps_list_empty_p, debug_deps_list, add_back_dep_to_deps_list): Ditto.
14225 (find_link_by_pro_in_deps_list, find_link_by_con_in_deps_list): Ditto.
14226 (copy_deps_list_change_con): Ditto.
14228 (move_dep_link): Declare function.
14230 (struct _dep_node): New type.
14231 (dep_node_t): New typedef.
14232 (DEP_NODE_BACK, DEP_NODE_DEP, DEP_NODE_FORW): New access macros.
14234 (struct haifa_insn_data.back_deps): New field to hold backward
14235 dependencies of the insn.
14236 (struct haifa_insn_data.depend): Rename to forw_deps. Change its type
14238 (struct haifa_insn_data.resolved_deps): Rename to resolved_back_deps.
14239 Change its type to deps_list_t.
14240 (INSN_BACK_DEPS): New access macro to use instead of LOG_LINKS.
14241 (INSN_DEPEND): Rename to INSN_FORW_DEPS.
14242 (RESOLVED_DEPS): Rename to INSN_RESOLVED_BACK_DEPS.
14244 (INSN_COST): Move to haifa-sched.c. Use insn_cost () instead.
14246 (DEP_STATUS): Rename to DEP_LINK_STATUS. Fix typo in the comment.
14248 (add_forw_dep, delete_back_forw_dep, insn_cost): Update declaration and
14250 (dep_cost): Declare.
14252 * sched-deps.c (CHECK): New macro to (en/dis)able sanity checks.
14253 (ds_to_dk, dk_to_ds): New functions.
14255 (init_dep_1): New static function.
14256 (init_dep): New function.
14257 (copy_dep): New static function.
14259 (dep_link_consistent_p, attach_dep_link, add_to_deps_list): New static
14261 (detach_dep_link): New static function.
14262 (move_dep_link): New function.
14264 (dep_links_consistent_p, dump_dep_links): New static functions.
14265 (debug_dep_links): New debugging function.
14267 (deps_obstack, dl_obstack, dn_obstack): New static variables.
14269 (alloc_deps_list, init_deps_list): New static functions.
14270 (create_deps_list): New function.
14271 (clear_deps_list): New static function.
14272 (free_deps_list, delete_deps_list, deps_list_empty_p): New functions.
14273 (deps_list_consistent_p, dump_deps_list): New static functions.
14274 (debug_deps_list): New function.
14275 (add_back_dep_to_deps_list, find_link_by_pro_in_deps_list): New
14277 (find_link_by_con_in_deps_list, copy_deps_list_change_con): Ditto.
14279 (maybe_add_or_update_back_dep_1, add_or_update_back_dep_1): Update to
14280 use new scheduler dependencies lists.
14281 (add_back_dep, delete_all_dependences, fixup_sched_groups): Ditto.
14282 (sched_analyze): Ditto. Initialize dependencies lists.
14283 (add_forw_dep, compute_forward_dependences): Update to use new
14284 scheduler dependencies lists.
14286 (init_dependency_caches): Init deps_obstack.
14287 (free_dependency_caches): Free deps_obstack.
14289 (adjust_add_sorted_back_dep, adjust_back_add_forw_dep): Update to use
14290 new scheduler dependencies lists.
14291 (delete_forw_dep, add_or_update_back_forw_dep): Ditto.
14292 (add_back_forw_dep, delete_back_forw_dep): Ditto.
14294 * sched-rgn.c (set_spec_fed, find_conditional_protection, is_pfree):
14295 Update to use new scheduler dependencies lists.
14296 (is_conditionally_protected, is_prisky, add_branch_dependences): Ditto.
14297 (debug_dependencies): Ditto.
14298 (schedule_region): Update comments.
14300 * sched-ebb.c (earliest_block_with_similiar_load): Update to use new
14301 scheduler dependencies lists.
14302 (schedule_ebb): Update comments.
14304 * rtl.def (DEPS_LIST): Remove.
14306 * lists.c (unused_deps_list): Remove.
14307 (free_list): Update assertions.
14309 (alloc_DEPS_LIST, free_DEPS_LIST_list, free_DEPS_LIST_node): Remove.
14310 (remove_free_DEPS_LIST_elem, copy_DEPS_LIST_list): Ditto.
14312 * rtl.h (free_DEPS_LIST_list, alloc_DEPS_LIST): Remove declarations.
14313 (remove_free_DEPS_LIST_elem, copy_DEPS_LIST_list): Ditto.
14315 * haifa-sched.c (comments): Update.
14316 (insn_cost1): Remove. Inline the code into insn_cost ().
14317 (insn_cost): Update to use new scheduler dependencies lists. Move
14318 processing of the dependency cost to dep_cost ().
14319 (dep_cost): New function. Use it instead of insn_cost () when
14320 evaluating cost of the dependency. Use compatible interface to
14321 interact with the target.
14322 (priority): Update to use new scheduler dependencies lists.
14323 (rank_for_schedule): Ditto. Optimize heuristic that prefers the insn
14324 with greater number of insns that depend on the insn.
14325 (schedule_insn): Update to use new scheduler dependencies lists. Add
14326 code to free backward dependencies lists. Inline and optimize code
14327 from resolve_dep () - see PR28071.
14328 (ok_for_early_queue_removal): Update to use new scheduler dependencies
14329 lists. Update call to targetm.sched.is_costly_dependence hook.
14331 (fix_inter_tick, try_ready, fix_tick_ready): Update to use new
14332 scheduler dependencies lists.
14334 (resolve_dep): Remove. Move the logic to schedule_insn ().
14335 (init_h_i_d): Initialize dependencies lists.
14337 (process_insn_depend_be_in_spec): Rename to
14338 process_insn_forw_deps_be_in_spec. Update to use new scheduler
14339 dependencies lists.
14340 (add_to_speculative_block, create_check_block_twin, fix_recovery_deps):
14341 Update to use new scheduler dependencies lists.
14342 (clear_priorities, calc_priorities, add_jump_dependencies): Ditto.
14344 * ddg.c (create_ddg_dependence, create_ddg_dep_no_link): Update to use
14345 new scheduler dependencies lists.
14346 (build_intra_loop_deps): Ditto.
14348 * target.h (struct _dep): Declare to use in
14349 gcc_target.sched.is_costly_dependence.
14350 (struct gcc_target.sched.adjust_cost): Fix typo.
14351 (struct gcc_target.sched.is_costly_dependence): Change signature to use
14352 single dep_t parameter instead of an equivalent triad.
14353 (struct gcc_target.sched.adjust_cost_2): Remove.
14355 * target-def.h (TARGET_SCHED_ADJUST_COST_2): Remove.
14357 * reg-notes.def (DEP_TRUE, DEP_OUTPUT, DEP_ANTI): Update comments.
14359 * doc/tm.texi (TARGET_SCHED_IS_COSTLY_DEPENDENCE): Update
14361 (TARGET_SCHED_ADJUST_COST_2): Remove documentation.
14363 * doc/rtl.texi (LOG_LINKS): Remove part about instruction scheduler.
14364 (REG_DEP_TRUE): Document.
14366 * config/ia64/ia64.c (ia64_adjust_cost_2): Rename to ia64_adjust_cost.
14367 Change signature to correspond to the targetm.sched.adjust_cost hook.
14368 Update use in TARGET_SCHED_ADJUST_COST_2.
14369 (TARGET_SCHED_ADJUST_COST_2): Rename to TARGET_SCHED_ADJUST_COST.
14370 (ia64_dependencies_evaluation_hook, ia64_dfa_new_cycle): Update to use
14371 new scheduler dependencies lists.
14372 (ia64_gen_check): Ditto.
14374 * config/mips/mips.c (vr4130_swap_insns_p): Update to use new scheduler
14375 dependencies lists.
14377 * config/rs6000/rs6000.c (rs6000_is_costly_dependence): Change
14378 signature to correspond to the targetm.sched.is_costly_dependence hook.
14379 (is_costly_group): Update to use new scheduler dependencies lists.
14381 * config/spu/spu.c (spu_sched_adjust_cost): Use insn_cost () function
14382 instead of INSN_COST () macro.
14384 2007-02-01 Ian Lance Taylor <iant@google.com>
14386 * lower-subreg.c (resolve_clobber): Handle a subreg of a concatn.
14388 2007-02-01 Guy Martin <gmsoft@gentoo.org>
14390 * pa.md (tp_load): Correct mfctl instruction syntax.
14392 2007-02-01 Geoffrey Keating <geoffk@apple.com>
14394 * config/rs6000/rs6000.c (rs6000_stack_info): Correct
14395 altivec_padding_size calculation on AIX. Improve comment, add
14396 assert to verify that it's right.
14398 * config/rs6000/darwin.h (MD_UNWIND_SUPPORT): Don't define for
14401 2007-2-01 Seongbae Park <seongbae.park@gmail.com>
14403 PR inline-asm/28686
14404 * global.c (global_alloc): Add mising initialization of
14407 2007-02-01 Roger Sayle <roger@eyesopen.com>
14409 * alias.c (init_alias_analysis): Correct whitespace.
14410 * bb-reorder.c (fix_edges_for_rarely_executed_code,
14411 partition_hot_cold_basic_blocks): Likewise.
14412 * builtins.c (expand_builtin_printf, expand_builtin_fprintf,
14413 expand_builtin_sprintf, fold_builtin_carg, fold_builtin_sprintf,
14414 maybe_emit_sprintf_chk_warning, fold_builtin_sprintf_chk,
14415 fold_builtin_snprintf_chk, fold_builtin_printf,
14416 fold_builtin_fprintf, do_mpfr_ckconv, do_mpfr_arg1, do_mpfr_arg2,
14417 do_mpfr_arg3, do_mpfr_sincos): Likewise.
14418 * cfgcleanup.c (cleanup_cfg): Likewise.
14419 * cfgexpand.c (tree_expand_cfg): Likewise.
14420 * fold-const.c (fold_binary) <RDIV_EXPR>: Likewise.
14421 * function.c (get_next_funcdef_no): Likewise.
14422 * gengtype.c (main): Likewise.
14423 * genmodes.c (main): Likewise.
14424 * gcse.c (bypass_conditional_jumps, print_ldst_list): Likewise.
14425 * haifa-sched.c (schedule_block, extend_h_i_d): Likewise.
14426 * ifcvt.c (noce_emit_move_insn): Likewise.
14427 * modulo-sched.c (generate_prolog_epilog, sms_schedule_by_order):
14429 * stor-layout.c (get_best_mode): Likewise.
14430 * tree-ssa-loop-niter.c (get_val_for): Likewise.
14431 * tree-ssa-structalias.c (get_varinfo, get_varinfo_fc,
14432 scc_visit, do_ds_constraint, do_complex_constraint, label_visit,
14433 perform_var_substitution, solve_graph): Likewise.
14434 * tree-vrp.c (vrp_finalize): Likewise.
14436 2007-02-01 Ian Lance Taylor <iant@google.com>
14438 * lower-subreg.c (simplify_gen_subreg_concatn): If we ask for the
14439 high part of a paradoxical subreg, return a constant zero.
14441 2007-02-01 Zdenek Dvorak <dvorakz@suse.cz>
14443 * toplev.c (lang_dependent_init): Call init_set_costs.
14444 * loop-init.c (loop_optimizer_init): Do not call init_set_costs.
14446 2007-02-01 Richard Guenther <rguenther@suse.de>
14448 PR middle-end/30656
14449 * fold-const.c (fold_negate_expr): Allow negating a
14450 constant if overflow does not change.
14452 2007-02-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
14454 * doc/c-tree.texi (Expression trees): Improve markup.
14455 * doc/tm.texi (Register Classes, Addressing Modes)
14456 (Floating Point): Fix spacing after abbreviations. Fix some
14459 2007-02-01 Ben Elliston <bje@au.ibm.com>
14461 * doc/invoke.texi: Replace "bugfix" with "bug fix" throughout.
14462 * doc/contrib.texi: Likewise.
14463 * doc/install.texi: Likewise.
14465 2007-01-31 Richard Henderson <rth@redhat.com>
14466 Ian Lance Taylor <iant@google.com>
14468 * lower-subreg.c: New file.
14469 * rtl.def (CONCATN): Define.
14470 * passes.c (init_optimization_passes): Add pass_lower_subreg and
14471 pass_lower_subreg2.
14472 * emit-rtl.c (update_reg_offset): New static function, broken out
14473 of gen_rtx_REG_offset.
14474 (gen_rtx_REG_offset): Call update_reg_offset.
14475 (gen_reg_rtx_offset): New function.
14476 * regclass.c: Revert patch of 2006-03-05, restoring
14478 (clear_reg_info_regno): New function.
14479 * dwarf2out.c (concatn_loc_descriptor): New static function.
14480 (loc_descriptor): Handle CONCATN.
14481 * common.opt (fsplit_wide_types): New option.
14482 * opts.c (decode_options): Set flag_split_wide_types when
14484 * timevar.def (TV_LOWER_SUBREG): Define.
14485 * rtl.h (gen_reg_rtx_offset): Declare.
14486 (reg_scan_update): Declare.
14487 * regs.h (clear_reg_info_regno): Declare.
14488 * tree-pass.h (pass_lower_subreg): Declare.
14489 (pass_lower_subreg2): Declare.
14490 * doc/invoke.texi (Option Summary): List -fno-split-wide-types.
14491 (Optimize Options): Add -fsplit-wide-types to -O1 list. Document
14492 -fsplit-wide-types.
14493 * doc/rtl.texi (Regs and Memory): Document concat and concatn.
14494 * Makefile.in (OBJS-common): Add lower-subreg.o.
14495 (lower-subreg.o): New target.
14497 2007-01-31 Kazu Hirata <kazu@codesourcery.com>
14499 * config/sh/sh.h (HAVE_SECONDARY_RELOADS): Remove.
14501 2007-01-31 Anatoly Sokolov <aesok@post.ru>
14504 * config/avr/avr.c (DWARF2_ADDR_SIZE): Define.
14506 2007-01-31 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
14508 PR middle-end/29335
14509 * builtins.c (fold_builtin_sqrt): Use MPFR for constant args.
14511 2007-01-31 Zdenek Dvorak <dvorakz@suse.cz>
14513 * cfgloop.h: Include vec-prim.h.
14514 (enum li_flags): Remove LI_ONLY_OLD.
14515 (loop_iterator): Changed.
14516 (fel_next, fel_init): Iterate over loop tree.
14517 (FOR_EACH_LOOP_BREAK): New macro.
14518 * loop-unswitch.c (unswitch_loops): Do not pass LI_ONLY_OLD to
14520 * tree-ssa-loop-unswitch.c (tree_ssa_unswitch_loops): Ditto.
14521 * modulo-sched.c (sms_schedule): Ditto.
14522 * tree-vectorizer.c (vectorize_loops): Ditto.
14523 * doc/loop.texi: Update information on loop numbering and behavior of
14524 FOR_EACH_LOOP wrto new loops.
14525 * tree-scalar-evolution.c (compute_overall_effect_of_inner_loop,
14526 add_to_evolution_1): Test nestedness of loops instead of comparing
14528 * tree-chrec.c (chrec_fold_plus_poly_poly,
14529 chrec_fold_multiply_poly_poly, chrec_evaluate,
14530 hide_evolution_in_other_loops_than_loop, chrec_component_in_loop_num,
14531 reset_evolution_in_loop): Ditto.
14532 * Makefile.in (CFGLOOP_H): Add vecprim.h dependency.
14534 2007-01-31 Dirk Mueller <dmueller@suse.de>
14536 * c-common.c (warn_about_parentheses): Separate warning about
14537 un-parenthized sequence of comparison operators from the one
14538 which is supposed to warn about x <= y <= z.
14540 2007-01-31 Uros Bizjak <ubizjak@gmail.com>
14542 * optabs.h (enum optab_index): Add new OTI_isinf.
14543 (isinf_optab): Define corresponding macro.
14544 * optabs.c (init_optabs): Initialize isinf_optab.
14545 * genopinit.c (optabs): Implement isinf_optab using isinf?f2
14547 * builtins.c (mathfn_built_in): Handle BUILT_IN_ISINF{,F,L}.
14548 (expand_builtin_interclass_mathfn): Expand BUILT_IN_ISINF{,F,L}
14550 (expand_builtin): Expand BUILT_IN_ISINF{,F,L} using
14551 expand_builtin_interclass_mathfn.
14552 * reg_stack.c (subst_stack_regs_pat): Handle UNSPEC_FXAM.
14553 * config/i386/i386.md (UNSPEC_FXAM): New constant.
14554 (fxam<mode>2_i387): New insn pattern.
14555 (isinf<mode>2) New expander to implement isinf, isinff and isinfl
14556 built-in functions as x87 inline asm.
14558 2007-01-31 Kazu Hirata <kazu@codesourcery.com>
14560 * config/arm/unwind-arm.h (_sleb128_t, _uleb128_t): New.
14562 2007-01-30 Eric Christopher <echristo@apple.com>
14564 * config.gcc: Add geode.
14566 2007-01-31 Kazu Hirata <kazu@codesourcery.com>
14568 * cgraphunit.c, config/arm/arm.c, config/m68k/m68k.c,
14569 ipa-inline.c, tree-profile.c, tree-ssa-live.c,
14570 tree-ssa-math-opts.c, tree-ssanames.c, tree-vect-analyze.c,
14571 value-prof.c: Fix comment typos.
14573 2007-01-30 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
14576 * doc/invoke.texi (Wpointer-arith): Document warning.
14578 2007-01-30 Janis Johnson <janis187@us.ibm.com>
14580 * doc/extend.texi (Decimal Floating Types): Remove decfloat.h from
14581 the list of discrepancies from the draft TR.
14583 2007-01-30 Dirk Mueller <dmueller@suse.de>
14586 * doc/invoke.texi (-Wreturn-type): Update description to
14587 match new behavior.
14589 2007-01-30 Richard Sandiford <richard@codesourcery.com>
14591 * cfgrtl.c (try_redirect_by_replacing_jump): Check only_sets_cc0_p.
14593 2007-01-30 Uros Bizjak <ubizjak@gmail.com>
14595 * builtins.c (expand_builtin_int_interclass_roundingfn): New function
14596 to handle optabs that operate on floating point input argument and
14597 output to integer output.
14598 (expand_builtin_mathfn) [BUILT_IN_ILOGB]: Move from here ...
14599 (expand_builtin_interclass_mathfn) [BUILT_IN_ILOGB]: ... to here.
14600 (expand_builtin): Expand BUILT_IN_ILOGB{,F,L} using
14601 expand_builtin_interclass_mathfn ().
14602 * config/i386/i386.md (fxtractxf3_i387): Rename from *fxtractxf3_i387.
14603 (ilogbsi2): Remove.
14604 (ilogbxf2, ilogb<mode>2): New expanders to implement ilogb, ilogbf and
14605 ilogbl built-in functions as x87 intrinsics.
14607 2007-01-30 Richard Guenther <rguenther@suse.de>
14609 PR middle-end/27657
14610 * dwarf2out.c (reference_to_unused): Query varpool if the
14611 variable was output.
14613 2007-01-30 Richard Guenther <rguenther@suse.de>
14615 PR middle-end/30313
14616 * passes.c (execute_one_pass): Reset in_gimple_form to not
14617 confuse non-unit-at-a-time mode.
14619 2007-01-29 Roger Sayle <roger@eyesopen.com>
14620 Richard Guenther <rguenther@suse.de>
14622 * fold-const.c (round_up): Make HIGH an unsigned HOST_WIDE_INT to
14623 avoid undefined behaviour on overflow. Use force_fit_type_double
14624 to construct the constant with the specified TREE_OVERFLOW.
14626 2007-01-29 Janis Johnson <janis187@us.ibm.com>
14628 * config/dfp-bit.c: Add parameterized support for fp exceptions.
14629 * config/dfp-bit.h: Ditto.
14631 2007-01-29 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
14633 * c-decl.c (pop_scope): Replace warnings with call to
14634 warn_for_unused_label.
14635 * c-common.h (warn_for_unused_label): Declare.
14636 * c-common.c (warn_for_unused_label): Define.
14638 2007-01-29 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
14640 * tree-optimize.c (update_inlined_to_pointers): Delete unused
14643 2007-01-29 Janis Johnson <janis187@us.ibm.com>
14645 * Makefile.in (USER_H): Remove decfloat.h.
14646 * ginclude/decfloat.h: Delete, moving contents to ...
14647 * ginclude/float.h: Add support for decimal floating point,
14648 guarded by __STDC_WANT_DEC_FP__.
14650 2007-01-29 Mike Stump <mrs@apple.com>
14652 * doc/gccint.texi (Top): Rename Loop Representation to Loop
14653 Analysis and Representation to resolve case insensitive conflict.
14654 * doc/loop.texi (Loop Analysis and Representation): Likewise.
14656 2007-01-28 Daniel Berlin <dberlin@dberlin.org>
14658 * tree.h (struct tree_memory_tag): Add aliases member.
14659 (MTAG_ALIASES): New macro.
14660 * tree-ssa-alias.c (alias_bitmap_obstack): New variable.
14661 (add_may_alias): Remove pointer-set. Update for may_aliases being
14663 (mark_aliases_call_clobbered): Update for may_aliases being a
14665 (compute_tag_properties): Ditto.
14666 (create_partition_for): Ditto.
14667 (compute_memory_partitions): Ditto.
14668 (dump_may_aliases_for): Ditto.
14669 (is_aliased_with): Ditto.
14670 (add_may_alias_for_new_tag): Ditto.
14671 (rewrite_alias_set_for): Rewrite for may_aliases being a bitmap.
14672 (compute_is_aliased): New function.
14673 (compute_may_aliases): Call compute_is_aliased).
14674 (init_alias_info): Initialize alias_bitmap_obstack.
14675 (union_alias_set_into): New function.
14676 (compute_flow_sensitive_aliasing): Use union_aliases_into.
14677 (have_common_aliases_p): Rewrite to take two bitmaps and use
14679 (compute_flow_insensitive_aliasing): Stop using pointer-sets.
14680 Update for bitmaps.
14681 (finalize_ref_all_pointers): Update for add_may_alias changes.
14682 (new_type_alias): Ditto.
14683 * tree-flow-inline.h (may_aliases): Return a bitmap.
14684 * tree-dfa.c (dump_variable): Check for MTAG_P'ness.
14685 * tree-ssa.c (verify_flow_insensitive_alias_info): Update for
14686 may_aliases being a bitmap.
14687 * tree-flow.h (struct var_ann_d): Remove may_aliases member.
14688 may_aliases now returns a bitmap.
14689 * tree-ssa-structalias.c (merge_smts_into): Update for may_aliases
14691 * tree-ssa-operands.c (add_virtual_operand): Update for
14692 may_aliases being a bitmap.
14694 2007-01-29 Daniel Berlin <dberlin@dberlin.org>
14696 PR tree-optimization/30630
14697 * tree-ssa-structalias.c (do_complex_constraint): Mark correct
14698 variable as changed.
14700 2007-01-29 Simon Martin <simartin@users.sourceforge.net>
14703 * gimplify.c (gimplify_target_expr): Make sure that the TARGET_EXPR is
14704 expanded only once even if an error occurs.
14706 2007-01-29 Ben Elliston <bje@au.ibm.com>
14708 * gcov-io.h (__gcov_indirect_call_profiler): Declare.
14709 (__gcov_average_profiler): Likewise.
14710 (__gcov_ior_profiler): Likewise.
14711 (__gcov_merge_ior): Likewise.
14713 2007-01-28 Jan Hubicka <jh@suse.cz>
14715 * builtins.c (expand_builtin_memset): Fix typo in my last patch.
14716 * value-prof.c (stringop_block_profile): Likewise.
14718 2007-01-28 Jan Hubicka <jh@suse.cz>
14720 * expr.c (emit_block_move_via_movmem, emit_block_move_via_libcall): Add
14721 variant handling histograms; add wrapper.
14722 (clear_storage_via_libcall): Export.
14723 (emit_block_move_hints): Break out from ...; add histograms.
14724 (emit_block_move): ... this one.
14725 (clear_storage_hints): Break out from ...; add histograms.
14726 (clear_storage): ... this one.
14727 (set_storage_via_memset): Handle histogram.
14728 * expr.h (emit_block_move_via_libcall, emit_block_move_hints): Declare.
14729 (clear_storage_hints, clear_storage_via_libcall): Declare.
14730 (set_storage_via_setmem): Update prototype.
14731 * doc/md.texi (movmem, setmem): Document new arguments.
14733 * value-prof.c (dump_histogram_value, tree_find_values_to_profile): Add
14735 (stringop_block_profile): New global function.
14736 (tree_stringops_values_to_profile): Profile block size and alignment.
14737 * value-prof.h (enum hist_type): add HIST_TYPE_AVERAGE and
14739 (struct profile_hooks): Add gen_average_profiler and gen_ior_profiler.
14740 (stringop_block_profile): Declare.
14741 * builtins.c: Include value-prof.h.
14742 (expand_builtin_memcpy, expand_builtin_memset): Pass block profile.
14743 * gcov-ui.h (GCOV_COUNTER_NAMES): Add new counter.
14744 (GCOV_COUNTER_AVERAGE, GCOV_COUNTER_IOR): New constants.
14745 (GCOV_COUNTERS, GCOV_LAST_VALUE_COUNTER): Update.
14746 * profile.c (instrument_values): Add new counters.
14747 * cfgexpand.c (expand_gimple_basic_block): Propagate histograms to
14749 * tree-profile.c (tree_average_profiler_fn, tree_ior_profiler_fn): New.
14750 (tree_init_edge_profiler): Build new profilers.
14751 (tree_gen_average_profiler, tree_gen_ior_profiler): New.
14752 (pass_tree_profile): Add dump.
14753 (tree_profile_hooks): Update.
14754 * Makefile.in (LIBGCOV): Add new constants.
14755 * libgcov.c (__gcov_merge_ior, __gcov_average_profiler,
14756 __gcov_ior_profiler): New.
14757 * i386.md (movmem/setmem expanders): Add new optional arguments.
14759 2007-01-28 David Edelsohn <edelsohn@gnu.org>
14761 * doc/md.texi (Standard Pattern Names): Document blockage pattern.
14763 2007-01-28 Zdenek Dvorak <dvorakz@suse.cz>
14765 * tree-ssa-loop-unswitch.c: Include tree-inline.h.
14766 (tree_unswitch_single_loop): Pass eni_size_weights to
14767 tree_num_loop_insns.
14768 * tree-ssa-loop-manip.c: Include tree-inline.h.
14769 (can_unroll_loop_p): Pass eni_size_weights to
14770 tree_num_loop_insns.
14771 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p):
14772 Pass eni_size_weights to estimate_num_insns.
14773 * tree.h (init_inline_once): Export.
14774 * toplev.c (backend_init): Call init_inline_once.
14775 * cgraphunit.c (cgraph_process_new_functions,
14776 cgraph_analyze_function): Pass eni_inlining_weights to
14777 estimate_num_insns.
14778 * ipa-inline.c (compute_inline_parameters): Ditto.
14779 * tree-ssa-loop-ivcanon.c (tree_num_loop_insns): Pass weights
14780 to estimate_num_insns.
14781 (try_unroll_loop_completely): Pass eni_size_weights to
14782 tree_num_loop_insns.
14783 * tree-eh.c (decide_copy_try_finally): Pass eni_size_weights
14784 ot estimate_num_insns.
14785 * tree-ssa-loop-prefetch.c: Include tree-inline.h.
14786 (loop_prefetch_arrays): Pass eni_time_weights to tree_num_loop_insns.
14787 * tree-inline.c (eni_inlining_weights, eni_size_weights,
14788 eni_time_weights): New variables.
14789 (init_inline_once): Initialize them.
14790 (struct eni_data): Mew.
14791 (estimate_num_insns_1, estimate_num_insns): Use weights.
14792 * tree-inline.h (struct eni_weights_d): New.
14793 (eni_inlining_weights, eni_size_weights, eni_time_weights): Declare.
14794 (estimate_num_insns): Declaration changed.
14795 * cfgloop.h (tree_num_loop_insns): Declaration changed.
14796 * Makefile.in (tree-ssa-loop-unswitch.o, tree-ssa-loop-prefetch.o,
14797 tree-ssa-loop-manip.o): Add TREE_INLINE_H dependency.
14799 2007-01-28 Zdenek Dvorak <dvorakz@suse.cz>
14801 * tree-data-ref.c (conflict_fn): Assert that the number of affine
14802 relations in the conflict function is valid.
14804 2007-01-27 Ian Lance Taylor <iant@google.com>
14806 * common.opt: Add fstrict-overflow.
14807 * opts.c (decode_options): Set flag_strict_overflow if -O2.
14808 * flags.h (TYPE_OVERFLOW_WRAPS): Define.
14809 (TYPE_OVERFLOW_UNDEFINED): Define.
14810 (TYPE_OVERFLOW_TRAPS): Define. This replaces TYPE_TRAP_SIGNED.
14812 * tree.h (TYPE_TRAP_SIGNED): Don't define.
14813 * fold-const.c (negate_expr_p): Use TYPE_OVERFLOW_UNDEFINED.
14814 (fold_negate_expr): Likewise.
14815 (make_range): Likewise.
14816 (extract_muldiv_1): Likewise.
14817 (maybe_canonicalize_comparison): Likewise.
14818 (fold_comparison): Likewise.
14819 (fold_binary): Likewise.
14820 (tree_expr_nonnegative_p): Likewise.
14821 (tree_expr_nonzero_p): Likewise.
14822 * tree-vrp.c (compare_values): Likewise.
14823 (extract_range_from_binary_expr): Likewise.
14824 (extract_range_from_unary_expr): Likewise.
14825 * tree-ssa-loop-niter.c (infer_loop_bounds_from_signedness):
14827 (nowrap_type_p): Likewise.
14828 * tree-scalar-evolution.c (simple_iv): Likewise.
14829 * fold-const.c (negate_expr_p): Use TYPE_OVERFLOW_WRAPS.
14830 (build_range_check): Likewise.
14831 (extract_muldiv_1): Likewise.
14832 (fold_comparison): Likewise.
14833 * tree-vrp.c (vrp_int_const_binop): Likewise.
14834 (extract_range_from_unary_expr): Likewise.
14835 * convert.c (convert_to_integer): Likewise.
14836 * fold-const.c (fold_negate_expr): Use TYPE_OVERFLOW_TRAPS.
14837 (fold_comparison): Likewise.
14838 (fold_binary): Likewise.
14839 * optabs.c (optab_for_tree_code): Likewise.
14840 * tree-vectorizer.c (vect_is_simple_reduction): Likewise.
14841 * simplify-rtx.c (simplify_const_relational_operation): Check
14842 flag_strict_overflow and flag_trapv.
14843 (simplify_const_relational_operation): Likewise.
14844 * doc/invoke.texi (Option Summary): Mention -fstrict-overflow.
14845 (Optimize Options): Add -fstrict-overflow to -O2 list. Document
14848 2007-01-27 Roger Sayle <roger@eyesopen.com>
14850 * tree.c (tree_fold_gcd): Delete.
14851 * tree.h (tree_fold_gcd): Remove prototype.
14852 * tree-data-ref.c (tree_fold_divides_p): Don't use tree_fold_gcd to
14853 test whether one constant integer is a multiple of another. Instead
14854 call int_const_binop with TRUNC_MOD_EXPR and test for a zero result.
14855 * fold-const.c (multiple_of_p): We've determined both TOP and
14856 BOTTOM are integer constants so we can call int_const_binop directly
14857 instead of the more generic const_binop.
14859 2007-01-27 Roger Sayle <roger@eyesopen.com>
14861 * fold-const.c (size_binop): In the fast-paths for X+0, 0+X, X-0 and
14862 1*X check that the constant hasn't overflowed, to preserve the
14864 (round_up): Provide an efficient implementation when rouding-up an
14865 INTEGER_CST to a power-of-two.
14867 2007-01-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
14869 * doc/sourcebuild.texi: Add comma for clarity.
14870 * doc/extend.texi: Fix some typos.
14871 * doc/passes.texi: Likewise.
14872 * doc/cppinternals.texi: Likewise.
14873 * doc/c-tree.texi: Likewise.
14874 * doc/tree-ssa.texi: Likewise.
14875 * doc/install.texi: Likewise.
14877 2007-01-27 Jan Hubicka <jh@suse.cz>
14879 * tree-sra.c (sra_walk_function): Don't rely on aliases being build.
14880 (pass_sra): Do not require alias information.
14881 * passes.c (init_optimization_passes): Add SRA
14883 2007-01-27 Steven Bosscher <steven@gcc.gnu.org>
14885 * tracer.c (rest_of_handle_tracer): We already cleaned
14886 up the CFG in tracer() so don't do it here again.
14887 * cfgcleanup.c (rest_of_handle_jump2): Don't repeat
14888 cleanup_cfg here, either. And don't call renumber_insns.
14890 * cfgrtl.c (rtl_verify_flow_info_1): Don't verify that BB_END
14891 and BB_HEAD are in the insn stream here. Instead make sure
14892 that BB_INSN is valid on all insns. Also, do check here that
14893 there are no pending branch predictions...
14894 (rtl_verify_flow_info): ...instead of doing it here. Checks
14895 for BB_END and BB_HEAD moved from rtl_verify_flow_info_1 to
14898 2007-01-26 Roger Sayle <roger@eyesopen.com>
14900 * config/i386/i386.c (ix86_swap_binary_operands_p): New helper
14901 function to simplify/factorize operand order canonicalization.
14902 (ix86_fixup_binary_operands): Reorganize using the above function.
14903 (ix86_binary_operator_ok): Likewise.
14905 2007-01-27 Jakub Jelinek <jakub@redhat.com>
14907 * genattrtab.c (struct attr_value_list, insn_code_values): Move to
14908 file scope from optimize_attrs.
14909 (simplify_test_exp): If insn_code_values is not NULL, use it to speed
14911 (optimize_attrs): Clear insn_code_values after freeing it.
14913 2007-01-26 Zdenek Dvorak <dvorakz@suse.cz>
14915 * tree-ssa-address.c (create_mem_ref): Remove ", bsi" from
14916 a parts.base assignment.
14918 2007-01-26 Zdenek Dvorak <dvorakz@suse.cz>
14920 * tree-data-ref.c (dump_subscript): Use dump_conflict_function.
14921 (compute_subscript_distance, initialize_data_dependence_relation,
14922 finalize_ddr_dependent, analyze_ziv_subscript,
14923 analyze_siv_subscript_cst_affine,
14924 compute_overlap_steps_for_affine_univar,
14925 compute_overlap_steps_for_affine_1_2, analyze_subscript_affine_affine,
14926 analyze_siv_subscript, analyze_miv_subscript,
14927 analyze_overlapping_iterations, subscript_dependence_tester_1,
14928 compute_self_dependence, free_dependence_relation): Work
14929 with affine_fn instead of chrecs.
14930 (dump_affine_function, dump_conflict_function, affine_function_equal_p,
14931 common_affine_function, affine_function_base,
14932 affine_function_constant_p, affine_fn_op, affine_fn_plus,
14933 affine_fn_minus, affine_fn_free, conflict_fn_not_known,
14934 conflict_fn_no_dependence, free_conflict_function, free_subscripts,
14935 conflict_fn, affine_fn_cst, affine_fn_univar): New functions.
14936 (all_chrecs_equal_p): Removed.
14937 * tree-data-ref.h (affine_fn, conflict_function): New types.
14938 (struct subscript): Change type of conflicting_iterations_in_a
14939 and conflicting_iterations_in_b.
14941 2007-01-26 Steve Ellcey <sje@cup.hp.com>
14944 * config/pa/pa.h (TARGET_HPUX_11): New.
14945 * config/pa/pa-hpux11.h (TARGET_HPUX_11): New.
14946 * config/pa/pa.c (pa_init_builtins): Use TARGET_HPUX_11.
14948 2007-01-26 Daniel Berlin <dberlin@dberlin.org>
14949 Richard Guenther <rguenther@suse.de>
14951 * tree-ssa-structalias.c (solve_graph): Handle case
14952 we merged the variable to another.
14954 2007-01-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
14956 * builtins.c (fold_builtin_1): Treat ccos and ccosh as 'even'
14959 * fold-const.c (negate_mathfn_p): Treat casin, casinh, catan,
14960 catanh, cproj, csin, csinh, ctan and ctanh as 'odd' functions.
14962 2007-01-25 DJ Delorie <dj@redhat.com>
14964 * config/m32c/m32c.c (m32c_cannot_change_mode_class): We don't
14965 allow changes to modes which don't fit in those registers.
14967 * reload1.c (choose_reload_regs): Check for invalid subregs before
14968 computing their locations, not after.
14970 2007-01-25 Geoffrey Keating <geoffk@apple.com>
14973 * config/rs6000/rs6000.c (first_altivec_reg_to_save): On Darwin,
14974 save Altivec registers in an eh_return function.
14975 (compute_vrsave_mask): Likewise.
14976 (rs6000_stack_info): Correct AIX/Darwin stack alignment computation
14977 for saving Altivec registers.
14978 (rs6000_emit_prologue): Don't allocate stack twice in
14979 eh_return function. Correct expected value of altivec_save_offset
14980 when using save_world. Describe save of R0 to stack when using
14981 save_world. Describe stack pointer adjustment when using
14982 save_world. Remove duplicated eh_return parameter register saving.
14983 Update sp_offset variable after save_world.
14984 * config/rs6000/t-darwin (LIB2FUNCS_STATIC_EXTRA): Remove
14986 (LIB2FUNCS_EXTRA): Add darwin-world.asm.
14987 * config/rs6000/darwin.h (SUBTARGET_OVERRIDE_OPTIONS): -m64
14990 2007-01-25 Steve Ellcey <sje@cup.hp.com>
14992 * config.gcc (ia64*-*-hpux*): Make posix threads the default.
14994 2007-01-25 Steve Ellcey <sje@cup.hp.com>
14997 * config/pa/pa.c (pa_init_builtins): Set asm names for finite routines.
14998 * config/ia64/ia64.c (ia64_init_builtins): Ditto.
15000 2007-01-25 Richard Guenther <rguenther@suse.de>
15002 * doc/invoke.texi (-Wcoverage-mismatch): Document.
15003 * common.opt (-Wcoverage-mismatch): New warning option.
15004 * coverage.c (get_coverage_counts): Ignore coverage mismatch
15005 if -Wcoverage-mismatch is given.
15007 2007-01-25 Razya Ladelsky <razya@il.ibm.com>
15009 * ipa-cp.c (ipcp_insert_stage, ipcp_driver): Support for SSA.
15010 (ipcp_driver): Change to static definition.
15011 Add dumping of the ifunctions.
15012 (constant_val_insert): Remove unused parameter. Support for SSA.
15013 (ipcp_propagate_const): Support for SSA.
15014 (ipcp_profile_bb_print): Print only analyzed nodes.
15015 (ipcp_replace_map_create): Remove support for Fortran constant
15017 * ipa-prop.c (ipa_method_modify_stmt,
15018 ipa_callsite_compute_param): Support for SSA.
15019 * ipa-prop.h (ipcp_driver): Remove declaration.
15020 (IS_VALID_TREE_MAP_INDEX): Add define.
15022 2007-01-24 Geoffrey Keating <geoffk@apple.com>
15024 * unwind-dw2.c (execute_stack_op): Handle DW_OP_swap.
15026 2007-01-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
15028 PR middle-end/30447
15029 * builtins.c (fold_builtin_cabs): Use MPFR to evaluate a
15030 constant argument to cabs and do it without checking for
15031 -funsafe-math-optimizations.
15033 2007-01-24 Douglas Gregor <dgregor@osl.iu.edu>
15035 * c-common.h (RID_FIRST_CXX0X): New.
15036 (RID_LAST_CXX0X): New.
15037 * c-opts.c (c_common_handle_option): -Wc++0x-compat is triggered
15039 * c.opt (Wc++0x-compat): New.
15040 * doc/invoke.texi (-Wc++0x-compat): Document.
15042 2007-01-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
15044 * builtins.c (fold_builtin_carg): New.
15045 (fold_builtin_1): Use it.
15047 2007-01-24 Jan Hubicka <jh@suse.cz>
15049 * ipa-inline.c (cgraph_decide_inlining): Initialize initial_insns.
15051 * ipa-inline.c (initial_insns, max_insns): Delete.
15052 (compute_max_insns): New function.
15053 (cgraph_decide_inlining_of_small_function): Use it; take minimal amount
15054 of insns as base for code growth.
15055 (cgraph_decide_inlining): Make initial_insns local; do not compute
15057 * params.def (PARAM_INLINE_UNIT_GROWTH): Set to 60.
15058 * doc/invoke.texi (inline-unit-growth): Update docs.
15060 2007-01-24 Jakub Jelinek <jakub@redhat.com>
15062 * config/i386/i386.h (x86_cmpxchg16b): Remove const.
15063 (TARGET_CMPXCHG16B): Define to x86_cmpxchg16b.
15064 * config/i386/i386.c (x86_cmpxchg16b): Remove const.
15065 (override_options): Add PTA_CX16 flag. Set x86_cmpxchg16b
15066 for CPUs that have PTA_CX16 set.
15068 PR middle-end/27416
15069 * gimplify.c (omp_check_private): New function.
15070 (gimplify_scan_omp_clauses): Use it for
15071 firstprivate/lastprivate/reduction.
15073 PR middle-end/30494
15074 * gimplify.c (omp_add_variable): Don't call omp_notice_variable
15075 on TYPE_SIZE_UNIT for GOVD_LOCAL VLAs.
15077 PR middle-end/30421
15078 * omp-low.c (lower_omp_for_lastprivate): Add dlist argument.
15079 If lower_lastprivate_clauses emits some statements, append them
15080 to dlist rather than body_p and to body_p append an initializer.
15081 (lower_omp_for): Adjust caller.
15083 2007-01-24 Steve Ellcey <sje@cup.hp.com>
15085 * target.h (globalize_decl_name): New.
15086 * target-def.h (TARGET_ASM_GLOBALIZE_DECL_NAME): New.
15087 * output.h (default_globalize_decl_name): New.
15088 * varasm.c (asm_output_bss): Use globalize_decl_name instead of
15090 (globalize_decl): Ditto.
15091 (default_globalize_decl_name): New.
15092 * config/ia64/ia64.c (ia64_globalize_decl_name): New.
15093 (ia64_handle_version_id_attribute): New.
15094 (TARGET_ASM_GLOBALIZE_DECL_NAME): New.
15095 (ia64_asm_output_external): Use globalize_decl_name instead
15096 of globalize_label.
15097 * doc/extend.texi (version_id): New pragma.
15098 * doc/tm.texi (ARGET_ASM_GLOBALIZE_DECL_NAME): New target hook.
15100 2007-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
15102 * unwind-dw2-fde.c (get_cie_encoding): Replaced _Unwind_Word with
15103 _uleb128_t and _Unwind_SWord with _sleb128_t.
15104 * unwind-dw2.c (extract_cie_info, execute_stack_op, execute_cfa_program,
15105 uw_frame_state_for, uw_update_context_1): Likewise.
15106 * unwind-c.c (parse_lsda_header, PERSONALITY_FUNCTION): Likewise.
15107 * unwind-pe.h (read_uleb128, read_sleb128,
15108 read_encoded_value_with_base): Likewise.
15109 * unwind-generic.h: Define _sleb128_t and _uleb128_t types.
15111 2007-01-24 Richard Guenther <rguenther@suse.de>
15113 * builtins.c (expand_builtin_cexpi): Get the fndecl
15114 for cexp in the correct way.
15116 2007-01-24 Jan Hubicka <jh@suse.cz>
15118 * tree-ssa-dce.c (eliminate_unnecesary_stmts): Remove dead LHS of calls.
15120 2007-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
15122 * c-cppbuiltin.c (builtin_define_type_sizeof): New function.
15123 (c_cpp_builtins): New builtin macros: __SIZEOF_INT__, __SIZEOF_LONG__,
15124 __SIZEOF_LONG_LONG__, __SIZEOF_SHORT__, __SIZEOF_POINTER__,
15125 __SIZEOF_FLOAT__, __SIZEOF_DOUBLE__, __SIZEOF_LONG_DOUBLE__,
15126 __SIZEOF_SIZE_T__, __SIZEOF_WCHAR_T__, __SIZEOF_WINT_T__ and
15127 __SIZEOF_PTRDIFF_T__.
15128 * doc/cpp.texi: Documentation for the new builtin macros added.
15130 2007-01-24 Uros Bizjak <ubizjak@gmail.com>
15132 * config/i386/i386.md (tanxf2, tan<mode>2, atan<mode>2, log<mode>2,
15133 log10<mode>2, log2<mode>2, expxf2, exp10xf2, exp2xf2): Use op2
15134 instead of operands[2] to avoid access past the end of array.
15136 2007-01-24 Richard Sandiford <richard@codesourcery.com>
15138 * reload1.c (emit_reload_insns): Pass the reload register
15139 for a non-spill output reload through forget_old_reloads_1.
15141 2007-01-23 Joseph Myers <joseph@codesourcery.com>
15143 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
15144 _SOFT_DOUBLE if doubles use software floating-point.
15145 * config/rs6000/libgcc-ppc-glibc.ver: Export additional long
15146 double functions if _SOFT_DOUBLE, not _SOFT_FLOAT.
15147 * config/rs6000/darwin-ldouble.c: Also compile functions for
15148 hard-float without FPRs. Use fmsub function for all __NO_FPRS__
15149 cases. Compile extra functions if _SOFT_DOUBLE, not _SOFT_FLOAT.
15150 * config/rs6000/linuxspe.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Remove
15151 commented-out long double override.
15152 (CPP_LONGDOUBLE_DEFAULT_SPEC): Likewise.
15153 * config/rs6000/eabispe.h: Likewise.
15154 * config/rs6000/rs6000.c (rs6000_override_options): Don't override
15155 long double for non-SPE.
15156 (rs6000_handle_option): Likewise.
15157 (invalid_e500_subreg): Disallow more subregs involding DImode,
15158 DFmode, TImode or TFmode.
15159 (rs6000_legitimate_offset_address_p): Check TFmode offsets for
15161 (legitimate_lo_sum_address_p): Also check for TFmode for E500
15163 (rs6000_legitimize_address): Also handle TFmode for E500 double.
15164 (rs6000_legitimize_reload_address): Also handle TFmode for E500
15166 (rs6000_legitimate_address): Also check for TFmode for E500
15168 (rs6000_emit_move): Use DFmode subregs of TFmode for E500 double.
15169 (spe_build_register_parallel): Handle TFmode and TCmode.
15170 (rs6000_spe_function_arg): Handle TFmode and TCmode for E500
15172 (function_arg): Handle TFmode and TCmode for E500 double.
15173 (rs6000_init_libfuncs): Initialize extra libfuncs for soft double
15175 (print_operand): Handle TFmode and TImode for %y.
15176 (rs6000_generate_compare): Handle TFmode comparisons for E500
15178 (spe_func_has_64bit_regs_p): Check for TFmode for E500 double.
15179 (rs6000_function_value): Handle TFmode and TCmode for E500 double.
15180 (rs6000_libcall_value): Handle TFmode and TCmode for E500 double.
15181 * config/rs6000/rs6000.h (CANNOT_CHANGE_MODE_CLASS): Check for
15182 TFmode for E500 double.
15183 * config/rs6000/rs6000.md (FP): Allow TF for E500 double.
15184 (floatsidf2): Enable for E500 double.
15185 (movtf_softfloat): Use rs6000_nonimmediate_operand.
15186 (extenddftf2): Change to extenddftf2_fprs.
15187 (extenddftf2): Call gen_spe_extenddftf2 or gen_extenddftf2_fprs
15188 depending on TARGET_E500_DOUBLE.
15189 (extendsftf2): Enable for E500 double.
15190 (trunctfdf2): Enable for E500 double.
15191 (trunctfsf2): Change to trunctfsf2_fprs.
15192 (trunctfsf2): Call gen_spe_trunctfsf2 or gen_trunctfsf2_fprs
15193 depending on TARGET_E500_DOUBLE.
15194 (floatsitf2): Enable for E500 double.
15195 (fix_trunctfsi2): Change to fix_trunctfsi2_fprs.
15196 (fix_trunctfsi2): Call gen_spe_fix_trunctfsi2 or
15197 gen_fix_trunctfsi2_fprs depending on TARGET_E500_DOUBLE.
15198 (negtf2): Change to negtf2_internal.
15199 (negtf2): New expander.
15200 (abstf2): Enable for E500 double. Call gen_spe_abstf2_tst,
15201 gen_spe_abstf2_cmp or gen_abstf2_internal depending on
15202 TARGET_E500_DOUBLE and flag_unsafe_math_optimizations.
15203 (movdi_internal32): Use rs6000_nonimmediate_operand.
15204 (unnamed splitter): Likewise.
15205 * config/rs6000/spe.md (CMPTFEQ_GPR, TSTTFEQ_GPR, CMPTFGT_GPR,
15206 TSTTFGT_GPR, CMPTFLT_GPR, TSTTFLT_GPR): New unspecs.
15207 (SPE64TF, DITI): New mode macros.
15208 (frob_df_di): Change to frob_<SPE64:mode>_<DITI:mode>; allow more
15211 (frob_<mode>_di_2): New.
15212 (frob_tf_di_8_2): New.
15213 (frob_di_df): Change to frob_di_<mode>; allow more modes.
15215 (frob_di_df_2): Change to frob_<DITI:mode>_<SPE64:mode>_2; allow
15217 (frob_ti_<mode>_8_2): New.
15218 (frob_ti_tf_2): New.
15219 (mov_si<mode>_e500_subreg0, mov_si<mode>_e500_subreg0_2,
15220 mov_si<mode>_e500_subreg4, mov_si<mode>_e500_subreg4_2): Allow
15222 (mov_sitf_e500_subreg8, mov_sitf_e500_subreg8_2,
15223 mov_sitf_e500_subreg12, mov_sitf_e500_subreg12_2): New.
15224 (spe_trunctfdf2_internal1, spe_trunctfsf2, spe_extenddftf2,
15225 spe_fix_trunctfsi2, spe_fix_trunctfsi2_internal,
15226 spe_negtf2_internal, spe_abstf2_cmp, spe_abstf2_tst): New.
15227 (cmptfeq_gpr, tsttfeq_gpr, cmptfgt_gpr, tsttfgt_gpr, cmptflt_gpr,
15230 2007-01-23 Ian Lance Taylor <iant@google.com>
15232 * Makefile.in (OBJS-common): Reformat, alphabetize, but put
15234 (OBJS-archive): Reformat, alphabetize.
15235 (OBJS): Change out_object_file to OBJS-md.
15237 2007-01-23 Uros Bizjak <ubizjak@gmail.com>
15239 * config/i386/i386.md: Use REG_P, MEM_P, CONST_INT_P, LABEL_P,
15240 JUMP_P and CALL_P predicates where applicable.
15241 * config/i386/i386.c: Ditto.
15242 * config/i386/i386.md: Ditto.
15243 * config/i386/mmx.md: Ditto.
15244 * config/i386/predicates.md: Ditto.
15246 2007-01-22 Andreas Schwab <schwab@suse.de>
15248 * config/m68k/m68k.h: Fix comment.
15250 2007-01-22 Jan Hubicka <jh@suse.cz>
15252 * passes.c (init_optimization_passes): Do not rerun
15253 pass_early_warn_uninitialized.
15255 2007-01-22 Richard Guenther <rguenther@suse.de>
15257 PR tree-optimization/30038
15258 * tree-ssa-math-opts.c (maybe_record_sincos): New static helper
15260 (execute_cse_sincos_1): Likewise.
15261 (execute_cse_sincos): Likewise.
15262 (gate_cse_sincos): Likewise.
15263 (pass_cse_sincos): New pass CSEing sin() and cos() calls using
15264 the cexpi() canonicalization of sincos().
15265 * tree-pass.h (pass_cse_sincos): Declare.
15266 * passes.c (init_optimization_passes): New pass pas_cse_sincos.
15268 2007-01-21 Eric Botcazou <ebotcazou@libertysurf.fr>
15270 PR rtl-optimization/29329
15271 * combine.c (replaced_rhs_insn): Rename to i2mod.
15272 (replaced_rhs_value): Rename to i2mod_new_rhs.
15273 (i2mod_old_rhs): New global variable.
15274 (combine_instructions): Adjust for above change. Save a copy of
15275 the old RHS into i2mod_old_rhs when the contents of a REG_EQUAL
15276 note are substituted in the second instruction.
15277 (distribute_notes) <REG_DEAD>: Adjust for above change. Do not
15278 ditch the note if it pertains to the second eliminated register
15279 and this register is mentioned in i2mod_old_rhs.
15282 2006-09-12 Eric Botcazou <ebotcazou@libertysurf.fr>
15284 * combine.c (distribute_notes) <REG_DEAD>: Do not consider SETs past
15285 the insn to which the note was originally attached.
15287 2007-01-21 Jan Hubicka <jh@suse.cz>
15289 * ipa-inline.c (inlining_mode): Comment, move up.
15290 (cgraph_decide_inlining_incrementally): Do not perform inlining
15291 itself; fix handling of flattening of self recursive functions.
15292 (cgraph_find_cycles): Remove.
15293 (cgraph_flatten_node): Remove.
15294 (cgraph_decide_inlining): Use incremental inliner to handle flattening.
15295 (try_inline): New function.
15296 (cgraph_early_inlining): Update call of
15297 cgraph_decide_inlining_incrementally. Apply inlining here.
15298 (apply_inline): Update call of cgraph_decide_inlining_incrementally.
15300 2007-01-21 Dirk Mueller <dmueller@suse.de>
15303 * tree-vrp.c (check_array_bounds): do not warn
15304 about ADDR_EXPR's of ARRAY_REF's which are immediately
15305 used in binary expressions.
15307 2007-01-21 Ira Rosen <irar@il.ibm.com>
15309 * tree-vectorizer.h (struct _stmt_vec_info): Add new field
15310 read_write_dep and macros for its access.
15311 * tree-vectorizer.c (new_stmt_vec_info): Initialize the new field.
15312 * tree-vect-analyze.c (vect_analyze_data_ref_dependence): Remove
15313 argument, call vect_check_interleaving for every independent pair of
15314 data-refs. Mark loads that access the same memory location as a store
15316 (vect_check_dependences): Remove.
15317 (vect_analyze_data_ref_dependences): Remove vect_check_dependences
15318 call, fix the call to vect_analyze_data_ref_dependence.
15319 (vect_analyze_data_ref_access): For statements that access the same
15320 data-ref, check that they are not stores; for loads, check that there
15321 is no store that access the same location.
15323 2007-01-20 Roger Sayle <roger@eyesopen.com>
15324 Joseph Myers <joseph@codesourcery.com>
15326 * doc/invoke.texi (-fdump-rtl-combine): Fix under/overfull hbox.
15327 (-fdump-rtl-stack): Likewise.
15328 (-fno-signed-zeros): Use @minus{} for a minus sign. Correct typo.
15329 (-mcheck-zero-division, -mcpu): Fix under/overfull hbox.
15330 (-mpt-fixed): Use @minus{} for minus sign.
15331 (Using Precompiled Headers): Fix under/overfull hbox.
15333 2007-01-20 Jan Hubicka <jh@suse.cz>
15335 * tree-flow.h (struct stmt_ann_d): Move references_memory to proper
15336 place within annotation.
15338 2007-01-20 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
15340 * pa.c (output_move_double): Change array size of xoperands to 4.
15342 2007-01-20 Jan Hubicka <jh@suse.cz>
15344 * tree-tailcall.c (adjust_return_value): Do not use RESULT_DECL
15347 2007-01-19 Ian Lance Taylor <iant@google.com>
15349 * expmed.c (expand_divmod) [TRUNC_MOD_EXPR, TRUNC_DIV_EXPR]: Cast
15350 constant to unsigned HOST_WIDE_INT before negating.
15352 2007-01-19 Ian Lance Taylor <iant@google.com>
15354 * tree-ssa-operands.h (struct vuse_vec_d): Change num_vuse field
15356 (VUSE_VECT_ELEMENT) [ENABLE_CHECKING]: Use unsigned comparison.
15357 (VUSE_ELEMENT_PTR) [ENABLE_CHECKING]: Likewise.
15358 (SET_VUSE_VECT_ELEMENT) [ENABLE_CHECKING]: Likewise.
15359 (SET_VUSE_ELEMENT_VAR) [ENABLE_CHECKING]: Likewise.
15360 (SET_VUSE_ELEMENT_PTR) [ENABLE_CHECKING]: Likewise.
15361 (realloc_vdef, realloc_vuse): Change second parameter to
15363 (ssa_operand_iterator_d): Change vuse_index and mayuse_index
15364 fields to unsigned.
15365 * tree-ssa-operands.c (realloc_vop): Change num_elem parameter to
15366 unsigned. Change x and lim locals to unsigned.
15367 (realloc_vdef, realloc_vuse): Change num_elem parameter to
15369 (finalize_ssa_vuse_ops): Change old_i local to unsigned.
15370 (copy_virtual_operands): Change i and n locals to unsigned.
15372 2007-01-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
15374 PR middle-end/29335
15375 * builtins.c (fold_builtin_1): Handle builtin fdim.
15377 2007-01-20 Jan Hubicka <jh@suse.cz>
15379 * tree-ssa.c (init_tree_ssa): Do not call init_alias_heapvars.
15380 * tree-ssa-structalias.c (compute_points_to_sets): Do call
15381 init_alias_heapvars.
15382 (init_alias_heapvars): Initialize only when not already initialized.
15383 (delete_alias_heapvars): Set heapvar_for_stmt to NULL.
15385 2007-01-19 Roger Sayle <roger@eyesopen.com>
15387 * common.opt (fsigned-zeros): New command line option.
15388 * flags.h (HONOR_SIGNED_ZEROS): Control via flag_signed_zeros instead
15389 of flag_unsafe_math_optimizations.
15390 * opts.c (set_fast_math_flags): The -ffast-math command line option
15391 implies -fno-signed-zeros.
15392 (fast_math_flags_set_p): Likewise.
15394 * doc/invoke.texi: Document new -fno-signed-zeros option, and update
15395 the documentation of -ffast-math appropriately. Wrap long lines.
15397 2007-01-19 Steve Ellcey <sje@cup.hp.com>
15399 * system.h (ASM_MAKE_LABEL_LINKONCE): Poison.
15400 * varasm.c (globalize_decl): Remove ASM_MAKE_LABEL_LINKONCE ifdef.
15402 2007-01-19 Tomas Bily <tbily@suse.cz>
15404 * cgraphunit.c (cgraph_finalize_function): Updating of pid
15406 (tree_init_ic_make_global_vars): New function
15407 (tree_init_edge_profiler): call of tree_init_ic_make_global_vars
15408 (tree_gen_ic_profiler): New function
15409 (tree_gen_ic_func_profiler): New function
15410 (tree_profiling): Added calling of tree_gen_ic_func_profiler
15411 (tree_profile_hooks): Added hook for indirec/virtual calls
15412 * value-prof.c (tree_find_values_to_profile): New case for
15414 (tree_values_to_profile): Call for determining indirect/virtual
15416 (tree_indirect_call_to_profile): New function
15417 (tree_ic_transform): New function
15418 (tree_ic): New function
15419 (find_func_by_pid): New function
15420 (init_pid_map): New function
15421 (tree_value_profile_transformations): Added check for
15422 indirect/virtual call transformation
15423 * value-prof.h (enum hist_type): New counter type for
15424 indirect/virtual calls
15425 (profile_hooks): Added new hook for profiling indirect/virtual
15427 * profile.c (instrument_values): New case for indirect/virtual
15429 * gcov-io.h (GCOV_LAST_VALUE_COUNTER): Changed to 6
15430 (GCOV_COUNTER_V_INDIR): New counter type
15431 (GCOV_COUNTER_NAMES): New name of counter "indirect" added
15432 (GCOV_MERGE_FUNCTIONS): New merge function for indirect/virtual
15434 * cgraph.c: Definition of cgraph_max_pid
15435 (cgraph_create_node): Default init of pid attribute
15436 * cgraph.h: Declaration of cgraph_max_pid
15437 (struct cgraph_node): Added pid attribute
15438 * libgcov.c (__gcov_indirect_call_profiler): New function
15439 (__gcov_one_value_profiler_body): New function
15440 (__gcov_one_value_profiler): Body was moved to
15441 __gcov_one_value_profiler_body and calls it
15443 2007-01-19 Basile Starynkevitch <basile@starynkevitch.net>
15445 * doc/gty.texi (Options): Document the mark_hook option to GTY.
15446 * gengtype.c (write_types_data, write_func_for_structure,
15447 write_types, ggc_wtd, pch_wtd): Add skip_hooks to
15448 write_types_data, ggc_wtd, pch_wtd for processing mark_hook.
15449 (walk_type, write_func_for_structure): Generate the mark_hook if
15452 2007-01-19 Jan Hubicka <jh@suse.cz>
15454 * ipa-inline.c (cgraph_decide_inlining_incrementally): Instead of
15455 'early' argument take inlining mode argument specifying whether to
15456 inline for size/speeed or all functions; add support for flattening;
15458 (cgraph_early_inlining): Update call of decide_inlining_incrementally.
15460 2007-01-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
15463 * toplev.c (warn_deprecated_use): Use %qD instead of %qs to print
15464 the name of the declared identifier.
15466 2007-01-19 Dirk Mueller <dmueller@suse.de>
15468 * config/i386.h (CONDITIONAL_REGISTER_USAGE): Store
15469 result of PIC_OFFSET_TABLE_REGNUM in temporary variable to avoid
15470 duplicate evaluation.
15472 2007-01-19 Uros Bizjak <ubizjak@gmail.com>
15474 * config/i386/i386.md (acos<mode>2): Rename from acossf2 and acosdf2.
15475 Macroize expander using X87MODEF12 mode macro. Extend operand 1
15476 to XFMode, use acosxf2 and truncate result to requested mode.
15477 Use SSE_FLOAT_MODE_P to disable patterns for SSE math.
15478 (asin<mode>2): Similarly, with asin expanders.
15479 (*fscalexf4_i387): Rename from *fscalexf4.
15480 (expNcorexf3): New expander.
15481 (expxf2, exp10xf2, exp2xf2): Use expNcorexf3 expander.
15482 (exp<mode>2): Rename from expsf2 and expdf2. Macroize expander using
15483 X87MODEF12 mode macro. Extend operand 1 to XFMode, use expxf2 and
15484 truncate result to requested mode. Use SSE_FLOAT_MODE_P to disable
15485 patterns for SSE math.
15486 (exp10<mode>2): Similarly, with exp10 expanders.
15487 (exp2<mode>2): Similarly, with exp2 expanders.
15488 (expm1<mode>2): Similarly, with expm1 expanders.
15489 (ldexp<mode>3): Similarly, with ldexp expanders.
15490 (log<mode>2, log10<mode>2, log2<mode>2, log1p<mode>2, logb<mode>2):
15491 Use gen_truncxf<mode>2_i387_noop to truncate result.
15493 2007-01-19 Richard Sandiford <richard@codesourcery.com>
15495 * config/m68k/m68k.h (PREFERRED_STACK_BOUNDARY): Define to 32
15496 for ColdFire targets.
15498 2007-01-19 Nathan Sidwell <nathan@codesourcery.com>
15499 Richard Sandiford <richard@codesourcery.com>
15501 * config/m68k/m68k.h (M68K_STATIC_CHAIN_REG_NAME): New macro.
15502 (INITIALIZE_TRAMPOLINE): Use STATIC_CHAIN_REGNUM.
15503 (__transfer_from_trampoline): Use M68K_STATIC_CHAIN_REG_NAME.
15504 * config/m68k/m68kelf.h (STATIC_CHAIN_REGNUM): Override.
15505 (M68K_STATIC_CHAIN_REG_NAME): Likewise.
15506 * config/m68k/netbsd-elf.h (M68K_STATIC_CHAIN_REG_NAME): Likewise.
15508 2007-01-19 Richard Sandiford <richard@codesourcery.com>
15510 * config/m68k/m68k.md (adddi_dilshr32): Rename to...
15511 (*adddi_dilshr32): ...this. Fix formatting. Remove commented-out
15512 non-canonical pattern. Restrict to !TARGET_COLDFIRE.
15513 (*adddi_dilshr32_cf): New pattern.
15514 (adddi3, subdi3): Remove first alternatives.
15516 2007-01-19 Richard Sandiford <richard@codesourcery.com>
15518 * config/m68k/m68k.c (notice_update_cc): If an SFmode move is
15519 implemented using move.l, do not use its cc result for floating-point
15522 2007-01-19 Richard Sandiford <richard@codesourcery.com>
15524 * config/m68k/m68k.h (EXTRA_CONSTRAINT): Stop the 'T' constraint
15525 from accepting 's' constraints if flag_pic.
15527 2007-01-19 Richard Sandiford <richard@codesourcery.com>
15529 * config/m68k/m68k.md (bordered, bunordered, buneq, bunge, bungt)
15530 (bunle, bunlt, bltgt, bordered_rev, bunordered_rev, buneq_rev)
15531 (bunge_rev, bungt_rev, bunle_rev, bunlt_rev, bltgt_rev): Change
15532 condition from TARGET_68881 to TARGET_HARD_FLOAT.
15534 2007-01-19 Sandra Loosemore <sandra@codesourcery.com>
15536 * longlong.h (count_leading_zeros, COUNT_LEADING_ZEROS_0): Add
15537 ColdFire alternatives.
15538 * config/m68k/m68k.h (CLZ_DEFINED_VALUE_AT_ZERO): New macro.
15539 * config/m68k/m68k.md (clzsi2): Define for ColdFire
15540 architectures that support ff1 instruction.
15542 2007-01-19 Richard Sandiford <richard@codesourcery.com>
15543 Julian Brown <julian@codesourcery.com>
15545 * config/m68k/m68k.h (CONST_OK_FOR_LETTER_P): Add an 'R' case.
15546 * config/m68k/m68k.md (*movsi_cfv4): Fold into...
15547 (*movsi_cf): ...here. Remove unnecessary 'R' from 'Rg'.
15550 2007-01-19 Richard Sandiford <richard@codesourcery.com>
15552 * config/m68k/m68k-protos.h (valid_mov3q_const): Take a HOST_WIDE_INT
15554 (output_move_const_into_data_reg, output_move_simode_const): Delete.
15555 * config/m68k/m68k.c (const_method, const_int_cost): Take a
15556 HOST_WIDE_INT instead of an rtx.
15557 (m68k_rtx_costs): Update call accordingly.
15558 (output_move_const_into_data_reg): Likewise. Fix formatting.
15559 (valid_mov3q_const): Take a HOST_WIDE_INT instead of an rtx.
15561 (output_move_simode_const): Update calls after above changes.
15562 Rework to use automatic variables and predicates like MEM_P.
15563 * config/m68k/m68k.md (pushexthisi_const): Update call to
15566 2007-01-19 Dirk Mueller <dmueller@suse.de>
15568 * tree-ssa-alias.c (perform_var_substitution): Fix typo
15569 in dump_flags test.
15571 2007-01-19 Richard Guenther <rguenther@suse.de>
15573 * builtins.c (expand_builtin_cexpi): Fall back to expanding
15574 via cexp in case sincos is not available.
15576 2007-01-19 Richard Guenther <rguenther@suse.de>
15578 * doc/tm.texi (TARGET_HAS_SINCOS): Document new target macro.
15579 * defaults.h (TARGET_HAS_SINCOS): Default to off.
15580 * config/linux.h (TARGET_HAS_SINCOS): Set to on if we have glibc.
15581 * config/alpha/linux.h (TARGET_HAS_SINCOS): Likewise.
15582 * config/sparc/linux.h (TARGET_HAS_SINCOS): Likewise.
15583 * config/sparc/linux64.h (TARGET_HAS_SINCOS): Likewise.
15584 * config/rs6000/linux.h (TARGET_HAS_SINCOS): Likewise.
15585 * config/rs6000/linux64.h (TARGET_HAS_SINCOS): Likewise.
15587 2007-01-19 Uros Bizjak <ubizjak@gmail.com>
15589 * config/i386/i386.md (*fpatanxf3_i387, fpatan_extend<mode>xf3_i387):
15591 (atan2sf3_1, atan2df3_1, atan2xf3_1): Remove insn patterns.
15592 (atan2xf3): Directly generate RTL pattern.
15593 (atan2<mode>3): Rename from atan2sf3 and atan2df3 and macroize insn
15594 patterns using X87MODEF12 mode macro. Use fpatan_extend<mode>xf3_i387
15595 and truncate result to requested mode. Use SSE_FLOAT_MODE_P to
15596 disable patterns for SSE math.
15597 (atan<mode>2): Rename from atansf2 and atandf2 and macroize insn
15598 patterns using X87MODEF12 mode macro. Use fpatan_extend<mode>xf3_i387
15599 and truncate result to requested mode. Use SSE_FLOAT_MODE_P to
15600 disable patterns for SSE math.
15602 2007-01-19 Alexandre Oliva <aoliva@redhat.com>
15604 * libgcc-std.ver: Fix typo in %inherit for GCC_4.3.0.
15606 2007-01-18 Roger Sayle <roger@eyesopen.com>
15608 * fold-const.c (fold_unary) <VIEW_CONVERT_EXPR>: Optimize away a
15609 VIEW_CONVERT_EXPR to the same type as it's operand.
15611 2007-01-18 David Edelsohn <edelsohn@gnu.org>
15613 * config/rs6000/darwin-ldouble.c: Only build _SOFT_FLOAT if
15614 configured for long double 128.
15616 2007-01-18 Mike Stump <mrs@apple.com>
15618 * config/rs6000/rs6000.c (rs6000_emit_vector_compare): Fix build
15621 2007-01-18 Michael Meissner <michael.meissner@amd.com>
15623 * i386.c (ix86_compute_frame_layout): Make fprintf's in #if 0 code
15626 2007-01-18 Jan Hubicka <jh@suse.cz>
15628 * tree-ssa-operands.c (vop_free_bucket_size): Never return value
15629 greater than NUM_VOP_FREE_BUCKETS.
15631 2007-01-18 Daniel Berlin <dberlin@dberlin.org>
15633 * tree-ssa-structalias.c: Update comments.
15634 (ptabitmap_obstack): Removed.
15635 (pta_obstack): New.
15636 (oldpta_obstack): Ditto.
15637 (stats): Add a few members.
15638 (struct variable_info): Remove node, complex, address_taken, and
15639 indirect_target members. Add oldsolution member.
15640 (new_var_info): Do not initialize removed members.
15641 (constraint_expr_type): Remove INCLUDES.
15642 (constraint_graph): Add size, implicit_preds, rep,
15643 indirect_cycles, eq_rep, label, direct_nodes, and complex members.
15644 (FIRST_REF_NODE): New macro.
15645 (LAST_REF_NODE): Ditto.
15646 (FIRST_ADDR_NODE): Ditto.
15647 (find): New function.
15649 (dump_constraint): Do not handle INCLUDES.
15650 (insert_into_complex): Do not insert duplicate constraints.
15651 (condense_varmap_nodes): Renamed and rewritten into ...
15652 (merge_node_constraints): This. Also fix bug in handling of
15653 offseted copy constraints.
15654 (clear_edges_for_node): No longer need to deal with preds at all,
15655 or removing associated preds/succs.
15656 (merge_graph_nodes): Deal with indirect_cycles.
15657 Don't deal with predecessors.
15658 (add_implicit_graph_edge): New function.
15659 (add_pred_graph_edge): Ditto.
15660 (add_graph_edge): Don't deal with predecessors.
15661 (build_constraint_graph): Removed.
15662 (build_pred_graph): New function.
15663 (build_succ_graph): Ditto.
15664 (struct scc_info): Removed in_component. Added roots, dfs, and
15665 node_mapping. Remove visited_index, unification_queue.
15666 (scc_visit): Deal with union-find we do now.
15667 Deal with cycles with REF nodes.
15668 (collapse_nodes): Renamed and rewritten to ...
15669 (unify_nodes): This.
15670 (process_unification_queue): Removed.
15671 (topo_visit): Cleanup
15672 (do_da_constraint): Use find.
15673 (do_sd_constraint): Ditto.
15674 (do_ds_constraint): Ditto.
15675 (do_complex_constraint): Ditto.
15676 (init_scc_info): Update for removed and added members.
15677 (find_and_collapse_graph_cycles): Renamed and rewritten into ...
15678 (find_indirect_cycles): This.
15679 (equivalence_class): New variable.
15680 (label_visit): New function.
15681 (perform_variable_substitution): Rewritten.
15682 (free_var_substitution_info): New function.
15683 (find_equivalent_node): Ditto.
15684 (move_complex_constraints): Ditto.
15685 (eliminate_indirect_cycles): Ditto.
15686 (solve_graph): Only propagate changed bits.
15687 Use indirect cycle elimination.
15689 (tree_id_t): Rename to tree_vi_t, delete id member, add vi member.
15690 (tree_id_eq): Renamed to ...
15691 (tree_vi_eq): This. Update for member change
15692 (insert_id_for_tree): Renamed and rewritten to ...
15693 (insert_vi_for_tree): This.
15694 (lookup_id_for_tree): Renamed and rewritten to ...
15695 (lookup_vi_for_tree): This.
15696 (get_id_for_tree): Renamed and rewritten to ...
15697 (get_vi_for_tree): Ditto.
15698 (get_constraint_exp_from_ssa_var): Update to use get_vi_for_tree.
15699 (process_constraint): Don't handle INCLUDES.
15700 Remove special ADDRESSOF case.
15701 (find_func_aliases): Rewrite to use vi functions instead of id
15703 (create_function_info_for): Ditto.
15704 (create_variable_info_for): Ditto.
15705 (intra_create_variable_infos): Ditto.
15706 (merge_smts_into): Ditto.
15707 (find_what_p_points_to): Ditto.
15708 (init_base_vars): Ditto.
15709 (init_alias_vars): Ditto.
15710 (remove_preds_and_fake_succs): New function.
15711 (dump_sa_points_to_info): Dump new stats.
15712 (dump_solution_for_var): Use find.
15713 (set_used_smts): Fix formatting.
15714 (compute_points_to_sets): Updated for new functions.
15715 (ipa_pta_execute): Ditto.
15717 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
15718 Richard Sandiford <richard@codesourcery.com>
15720 * doc/tm.texi (TARGET_FUNCTION_VALUE): Expand documentation of
15722 * calls.c (expand_call): If the return value is a PARALLEL,
15723 extract its first member.
15724 * config/m68k/linux.h (FUNCTION_EXTRA_EPILOGUE): Remove.
15725 * config/m68k/m68k.c (m68k_output_function_epilogue): Don't
15726 use FUNCTION_EXTRA_EPILOGUE.
15727 (m68k_function_value): Return a PARALLEL if the return value
15728 is of a pointer type.
15729 * config/m68k/netbsd-elf.h (current_function_returns_pointer)
15730 (FUNCTION_EXTRA_EPILOGUE): Remove.
15731 * config/m68k/m68k.md (D0_REG): New constant.
15733 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
15735 * config/m68k/m68k.c (m68k_output_function_epilogue): Don't
15736 output a NOP for empty epilogues.
15738 2007-01-18 Richard Sandiford <richard@codesourcery.com>
15740 * config/m68k/m68k.c (m68k_use_return_insn): Update comments
15741 before function. Extend register save check to include all
15742 registers, not just integer ones.
15744 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
15746 * config/m68k/m68k-protos.h (use_return_insn): Rename to...
15747 (m68k_use_return_insn): ...this.
15748 * config/m68k/m68k.h (USE_RETURN_INSN): Delete.
15749 * config/m68k/m68k.c (use_return_insn): Rename to...
15750 (m68k_use_return_insn): ...this.
15751 * config/m68k/m68k.md (return): Use m68k_use_return_insn instead
15752 of USE_RETURN_INSN.
15754 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
15756 * config/m68k/fpgnulib.c (__truncdfsf2): Implement round to
15757 nearest even, fix denormal rounding overflow.
15759 2007-01-18 Richard Sandiford <richard@codesourcery.com>
15761 * config/m68k/m68k.md (movsf_cf_hard): Use fsmove instead of
15762 f%$smove and f%$move.
15763 (movdf_cf_hard): Use fdmove for cases 0 and 3 and fmove for case 1.
15764 (extendsfdf2_cf): Use fdmove instead of f%&move.
15765 (truncdfsf2_cf): Use fsmove instead of f%$smove.
15766 (add<mode>3_cf, sub<mode>3_cf): Use <FP:prec> instead of <FP:round>.
15768 2007-01-18 Richard Sandiford <richard@codesourcery.com>
15770 * config/m68k/m68k.md (movdf_cf_hard): Use output_move_double for
15773 2007-01-18 Richard Sandiford <richard@codesourcery.com>
15775 * real.h (real_format): Add a canonical_nan_lsbs_set field.
15776 (coldfire_single_format): Declare.
15777 (coldfire_double_format): Likewise.
15778 * real.c (encode_ieee_single): Use canonical_nan_lsbs_set instead
15779 of qnan_msb_set to determine the lower bits of a canonical
15781 (encode_ieee_double): Likewise.
15782 (encode_ieee_quad): Likewise.
15783 (ieee_single_format): Initialize canonical_nan_lsbs_set.
15784 (mips_single_format): Likewise.
15785 (ieee_double_format): Likewise.
15786 (mips_double_format): Likewise.
15787 (ieee_extended_motorola_format): Likewise.
15788 (ieee_extended_intel_96_format): Likewise.
15789 (ieee_extended_intel_128_format): Likewise.
15790 (ieee_extended_intel_96_round_53_format): Likewise.
15791 (ibm_extended_format): Likewise.
15792 (mips_extended_format): Likewise.
15793 (ieee_quad_format): Likewise.
15794 (mips_quad_format): Likewise.
15795 (vax_f_format): Likewise.
15796 (vax_d_format): Likewise.
15797 (vax_g_format): Likewise.
15798 (i370_single_format): Likewise.
15799 (i370_double_format): Likewise.
15800 (decimal_single_format): Likewise.
15801 (decimal_double_format): Likewise.
15802 (decimal_quad_format): Likewise.
15803 (c4x_single_format): Likewise.
15804 (c4x_extended_format): Likewise.
15805 (real_internal_format): Likewise.
15806 (coldfire_single_format): New real_format.
15807 (coldfire_double_format): Likewise.
15808 * config/pdp11/pdp11.c (pdp11_f_format): Initialize
15809 canonical_nan_lsbs_set.
15810 (pdp11_d_format): Likewise.
15811 * config/m68k/m68k.c (override_options): Override REAL_FORMAT_MODE
15812 if TARGET_COLDFIRE_CPU.
15814 2007-01-18 Richard Sandiford <richard@codesourcery.com>
15816 * config/m68k/m68k-protos.h (m68k_output_pic_call): Delete.
15817 (output_call, m68k_legitimize_call_address): Declare.
15818 * config/m68k/m68k.h (EXTRA_CONSTRAINT): Remove unnecessary
15819 parenthesees. Add support for a 'W' constraint.
15820 (LEGITIMATE_PIC_OPERAND_P): Remove SYMBOL_REF_FLAG handling.
15821 (PRINT_OPERAND_PUNCT_VALID_P): Remove comment about 'o'.
15822 (m68k_symbolic_call, m68k_symbolic_jump): Declare.
15823 * config/m68k/m68k.c (m68k_symbolic_call, m68k_symbolic_jump): New
15825 (override_options): Initialize them. Do not set flag_no_function_cse
15826 for TARGET_ID_SHARED_LIBRARY.
15827 (m68k_output_pic_call): Delete.
15828 (m68k_legitimize_call_address): New function.
15829 (print_operand): Remove the %o prefix. Handle the %p prefix.
15830 (output_call): New function.
15831 (m68k_output_mi_thunk): Use m68k_symbolic_jump. Always load the
15832 target address from the GOT if symbolic jumps are not allowed.
15833 * config/m68k/m68k.md (call, general_operand): Do not set
15834 SYMBOL_REF_FLAG. Use m68k_legitimize_call_address instead.
15835 Merge separate flag_pic and !flag_pic define_insns into...
15836 (*call, *call_value): ...these new patterns. Match the address
15837 rather than the containing MEM and require it to be a call_operand.
15838 Use output_call to generate the asm template.
15839 * config/m68k/predicates.md (const_call_operand): New predicate.
15840 (call_operand): Likewise.
15842 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
15844 * config/m68k/m68k.h (REGISTER_MOVE_COST): Simplify definition.
15845 (STACK_GROWS_DOWNWARD): Define to 1.
15846 (FUNCTION_VALUE, LIBCALL_VALUE, FUNCTION_VALUE_REGNO_P): Equivocate
15847 comments, emphasizing that these values are only defaults.
15848 * config/m68k/linux.h (LINK_SPEC): Fix formatting in #undef.
15849 * config/m68k/m68k.c (const_method): Remove trailing whitespace.
15851 2007-01-18 Richard Sandiford <richard@codesourcery.com>
15853 * config/m68k/m68k.md (cmpsi): Remove outdated flag_pic handling.
15855 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
15856 Richard Sandiford <richard@codesourcery.com>
15858 * config/m68k/m68k.h (DATA_REGNO_P, ADDRESS_REGNO_P, INT_REGNO_P)
15859 (FP_REGNO_P): New macros.
15860 (REGNO_OK_FOR_INDEX_P, REGNO_OK_FOR_BASE_P, REGNO_OK_FOR_DATA_P)
15861 (REGNO_OK_FOR_FP_P, REG_OK_FOR_INDEX_P, REG_OK_FOR_BASE_P): Use them.
15862 (EH_RETURN_STACKADJ_RTX): Use A0_REG.
15863 * config/m68k/m68k.c (m68k_regno_mode_ok): Use the new REGNO macros.
15865 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
15867 * config.gcc (m68k-*-aout*, m68k-*-coff*, m68020-*-elf*, m68k-*-elf*)
15868 (m68k-*-uclinuxoldabi, m68k-*-uclinux*, m68k-*-rtems*): Add t-floatlib
15870 * config/m68k/t-floatlib: New file, extracting common code from...
15871 * config/m68k/t-m68kbare, config/m68k/t-m68kelf,
15872 * config/m68k/t-uclinux: Here.
15873 * config/m68k/fpgnulib.c: Do not compile extendeed precision
15874 routines on ColdFire targets.
15876 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
15878 * config.gcc (m68k-*-aout*, m68k-*-coff*, m68020-*-elf*, m68k-*-elf*)
15879 (m68010-*-netbsdelf*, m68k*-*-netbsdelf*, m68k*-*-openbsd*)
15880 (m68k-*-uclinuxoldabi, m68k-*-uclinux*, m68k-*-linux*)
15881 (m68k-*-rtems*): Use tm_file rather than m68k/m68k.h and
15882 explicitly set MOTOROLA to 1.
15883 * config/m68k/m68k.h (MOTOROLA): Simplify definition accordingly.
15885 2007-01-18 Richard Sandiford <richard@codesourcery.com>
15886 Nathan Sidwell <nathan@codesourcery.com>
15888 * config/m68k/m68k.h (PCC_STATIC_STRUCT_RETURN): Delete.
15889 (ASM_OUTPUT_REG_PUSH, ASM_OUTPUT_REG_POP): Add MOTOROLA cases.
15890 * config/m68k/coff.h (REGISTER_PREFIX_MD): Delete.
15891 * config/m68k/m68020-elf.h (LIB_SPEC): Delete.
15892 * config/m68k/m68k-none.h (CC1_SPEC, CPP_SUBTARGET_SPEC): Delete.
15893 * config/m68k/m68kelf.h (IMMEDIATE_PREFIX, REGISTER_PREFIX_MD)
15894 (ASM_OUTPUT_REG_PUSH, ASM_OUTPUT_REG_POP): Delete.
15895 (NO_DOLLAR_IN_LABEL, PCC_STATIC_STRUCT_RETURN): Don't undefine.
15896 (BSS_ASM_OP, ASM_OUTPUT_SKIP, ASM_OUTPUT_ASCII): Delete.
15897 * config/m68k/m68kemb.h (PCC_STATIC_STRUCT_RETURN): Don't undefine.
15898 * config/m68k/linux.h (SIZE_TYPE, PTRDIFF_TYPE, WCHAR_TYPE)
15899 (WCHAR_TYPE_SIZE, TARGET_OBJFMT_CPP_BUILTINS): Delete.
15900 (TARGET_OS_CPP_BUILTINS): Don't define mc68000 and mc68020 here.
15901 (DBX_REGISTER_NUMBER): Delete.
15902 * config/m68k/netbsd-elf.h (IMMEDIATE_PREFIX): Delete.
15903 (PCC_STATIC_STRUCT_RETURN): Don't undefine.
15904 * config/m68k/openbsd.h (PCC_STATIC_STRUCT_RETURN): Define.
15906 2007-01-18 Richard Sandiford <richard@codesourcery.com>
15908 * config.gcc (m68k-*-uclinux*): Add flat.h to $tm_file.
15909 * config/flat.h: New file.
15910 * crtstuff.c (USE_PT_GNU_EH_FRAME): Don't define if
15911 OBJECT_FORMAT_FLAT.
15912 * config/m68k/m68k.h (ASM_PREFERRED_EH_DATA_FORMAT): Do not use
15913 indirect references for -msep-data or -mid-shared-library.
15914 Do not use PC-relative code addresses either.
15915 * config/m68k/m68k.c (override_options): Restrict -fPIC error
15917 * config/m68k/uclinux.h (STARTFILE_SPEC): Define. Use Scrt1.o
15918 for shared libraries and crt1.o for executables. Use crti.o and
15920 (ENDFILE_SPEC): Use crtend.o and crtn.o.
15921 (LIB_SPEC): Suppress -Rlibc.gdb if -static-libc is given.
15922 Do not add -elf2flt or -shared-lib-id options here.
15923 (LINK_SPEC): Define. Pass -elf2flt if no -elf2flt option is given.
15924 Pass -shared-lib-id if -mid-shared-library, taking the library
15925 identifier from -mshared-library-id if given, otherwise
15927 (EH_FRAME_IN_DATA_SECTION): Do not undefine.
15928 (INIT_SECTION_ASM_OP, FINI_SECTION_ASM_OP): Likewise.
15929 (TARGET_OS_CPP_BUILTINS): Define __GXX_MERGED_TYPEINFO_NAMES=0
15930 and __GXX_TYPEINFO_EQUALITY_INLINE=0 if -mid-shared-library.
15931 (DRIVER_SELF_SPECS): Map unadorned PIC options to -msep-data.
15932 * config/m68k/t-uclinux (EXTRA_MULTILIB_PARTS): Add crtbegin.o
15934 * config/m68k/lb1sf68.asm (PICCALL): Use an lea and pc-relative
15935 jump sequence for ISA A and ISA A+.
15936 (PICJUMP): Likewise.
15938 2007-01-18 Richard Sandiford <richard@codesourcery.com>
15940 * config.gcc (m68k-*-uclinux*): Base the port on the common
15941 and m68k GNU/Linux files rather than on the generic ELF ones.
15942 * config/m68k/uclinux.h (TARGET_VERSION): Override.
15943 (TARGET_OS_CPP_BUILTINS): Use LINUX_TARGET_OS_CPP_BUILTINS.
15945 2007-01-18 Julian Brown <julian@codesourcery.com>
15946 Richard Sandiford <richard@codesourcery.com>
15948 * config/m68k/m68k.h (LONG_DOUBLE_TYPE_SIZE): Make 64-bit on ColdFire.
15949 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Likewise.
15950 * config/m68k/netbsd-elf.h (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Undefine
15952 * config/m68k/uclinux-oldabi.h (LONG_DOUBLE_TYPE_SIZE): Redefine to
15953 80 unconditionally.
15954 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Likewise.
15956 2007-01-18 Richard Sandiford <richard@codesourcery.com>
15958 * doc/install.texi: Document m68k-uclinuxoldabi.
15959 * config.gcc (m68k-*-uclinuxoldabi): New configuration.
15960 * config/m68k/uclinux-oldabi.h: New file, copied from
15961 config/m68k/uclinux.h.
15963 2007-01-18 Kaz Kojima <kkojima@rr.iij4u.or.jp>
15965 * config/m32r/m32r-protos.h (m32r_expand_epilogue): Declare it.
15966 * config/m32r/m32r.c (m32r_setup_incoming_varargs): Use gen_frame_mem.
15967 (m32r_compute_frame_size): Use unsigned for regno.
15968 (m32r_reload_lr): Use gen_frame_mem.
15970 (m32r_output_function_epilogue): Don't output the function epilogue
15972 (m32r_expand_epilogue): New.
15973 (direct_return): Return false if the function has the interrupt
15975 (m32r_hard_regno_rename_ok): Remove code for the textual epilogue.
15976 * config/m32r/m32r.md (epilogue): New expander.
15977 (return_lr, return_rte): New insns.
15978 (return): Make it expander.
15979 (return_normal): New expander.
15981 2007-01-18 Josh Conner <jconner@apple.com>
15984 * config/rs6000/rs6000.c (rs6000_emit_vector_compare): Add
15985 support for UNLE, UNLT, UNGE, and UNGT.
15987 2007-01-18 Jan Hubicka <jh@suse.cz>
15989 * tree-vrp.c (finalize_jump_threads): Do not call cleanup_cfg by hand.
15990 * tree-tailcall (add_virtual_phis): Likewise.
15991 (optimize_tail_call): Return TODOs.
15992 (execute_tail_calls): Return TODOs.
15993 * tree-ssa-ccp (execute_fold_all_builtins): Do cleanup_cfg via TODO.
15994 * tree-cfgcleanup.c (cleanup_tree_cfg_loop): Return if something
15996 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_value):
15997 Cleanup cfg using TODO.
15998 * tree-flow.h (cleanup_tree_cfg_loop): Update prototype.
15999 * passes.c (execute_function_todo): When cleanup did something, remove
16001 * tree-cfg.c (pass_build_cfg): Add cleanup_cfg TODO.
16002 (make_edges): Don't cleanup_cfg.
16004 2007-01-18 Uros Bizjak <ubizjak@gmail.com>
16006 * reg-stack.c (subst_stack_regs_pat) [UNSPEC_SINCOS_COS,
16007 UNSPEC_XTRACT_FRACT]: Use generic code for instructions that
16008 operate on the top of stack.
16009 [UNSPEC_SINCOS_SIN, UNSPEC_XTRACT_EXP, UNSPEC_TAN]: Rewrite
16010 register handling of instructions that output to the second
16012 [UNSPEC_TAN_ONE, UNSPEC_TAN_TAN]: Remove.
16013 (move_for_stack_reg): Special-case check for dead destination
16014 stack slot for constant load of 1.0 inside UNSPEC_TAN.
16016 * config/i386/i386.md (UNSPEC_TAN): New constant.
16017 (UNSPEC_TAN_ONE, UNSPEC_TAN_TAN): Remove.
16018 (fptanxf4_i387, fptan_extend<mode>xf4_i387): New patterns
16019 to correctly model move of constant 1.0 to top stack slot.
16020 (*tandf3_1, *tansf3_1, *tanxf3_1): Remove insn patterns.
16021 (unnamed peephole2 pattern): Remove corresponding peephole2
16022 pattern that optimizes tan insn and loading of constant 1.0.
16023 (tanxf2): Use fptanxf4_i387.
16024 (tan<mode>2): Rename from tansf2 and tandf2 and macroize insn
16025 patterns using X87MODEF12 mode macro. Use fptan_extend<mode>xf4_i387
16026 and truncate result to requested mode. Use SSE_FLOAT_MODE_P to
16027 disable patterns for SSE math.
16028 (sincos<mode>3): Use truncxf<mode>2_i387_noop for truncation.
16029 (fyl2x_extend<mode>xf3_i387): Use X87MODEF12 for operand 1.
16031 2007-01-18 Dirk Mueller <dmueller@suse.de>
16032 Richard Guenther <rguenther@suse.de>
16035 * doc/invoke.texi (Warray-bounds): Document -Warray-bounds.
16036 * common.opt (Warray-bounds): Add new warning option.
16037 * c-opts.c (c_common_handle_option): Define -Warray-bounds
16039 * Makefile.in: make tree-vrp.o depend on toplev.h
16040 * tree-vrp.c (vrp_finalize): Call check_array_refs if -Warray-bounds
16042 (check_array_refs, check_array_bounds, check_array_ref): New.
16044 2007-01-18 Jan Hubicka <jh@suse.cz>
16046 * tree-ssa-ccp.c (ccp_finalize): Return if something changed.
16047 (execute_ssa_ccp): Return flags conditionally.
16048 * tree-ssa-propagate.c (substitue_and_fold): Return if something was
16050 * tree-ssa-propagate.h (substitute_and_fold): Update prototype.
16052 2007-01-18 Steven Bosscher <steven@gcc.gnu.org>
16054 * cfgcleanup.c (cleanup_cfg): Detect cfglayout mode and set
16055 the CLEANUP_CFGLAYOUT flag when in cfglayout mode.
16057 * Makefile.c (GTFILES): Add cfglayout.h.
16058 * gengtype.c (open_base_files): Likewise.
16059 * cfglayout.c (cfg_layout_function_footer,
16060 cfg_layout_function_header) Reindent to make gengtype happy.
16061 * cfglayout.h (cfg_layout_function_footer,
16062 cfg_layout_function_header): Add GTY(()) marker.
16064 * ifcvt.c (noce_try_sign_mask): Make sure INSN_B is non-null.
16066 2007-01-18 Ben Elliston <bje@au.ibm.com>
16068 * genautomata.c (write_automata): Include xstrerror output in the
16069 error message if writing the DFA description file fails.
16071 2007-01-17 H.J. Lu <hongjiu.lu@intel.com>
16073 * config/mips/mips-protos.h (mips_output_external): Make it
16075 * config/mips/iris.h (TARGET_ASM_EXTERNAL_LIBCALL): Removed.
16076 * config/mips/mips.c (irix_output_external_libcall): Likewise.
16077 (extern_list): Likewise.
16078 (extern_head): Likewise.
16079 (TARGET_ASM_FILE_END): Likewise.
16080 (mips_file_end): Likewise.
16081 (mips_output_external): Rewritten.
16083 2007-01-18 Ben Elliston <bje@au.ibm.com>
16085 * genpreds.c (write_insn_preds_c): Only write out the function
16086 body for regclass_for_constraint if we have register constraints.
16088 2007-01-17 Tom Tromey <tromey@redhat.com>
16090 * doc/sourcebuild.texi (libgcj Tests): Use sourceware.org.
16091 * doc/install.texi (Testing): Use sourceware.org.
16092 (Binaries): Likewise.
16093 (Specific): Likewise.
16094 * doc/contrib.texi (Contributors): Use sourceware.org.
16096 2007-01-17 Anatoly Sokolov <aesok@post.ru>
16098 * config/avr/avr.h (AVR_HAVE_LPMX): New macro.
16099 (AVR_ENHANCED): Rename to ...
16100 (AVR_HAVE_MUL): ... new.
16101 (avr_enhanced_p): Rename to ...
16102 (avr_have_mul_p): ... new.
16103 (TARGET_CPU_CPP_BUILTINS): Use 'avr_have_mul_p' instead of
16104 'avr_enhanced_p' for "__AVR_ENHANCED__". Define "__AVR_HAVE_MUL__".
16105 * config/avr/avr.c (avr_enhanced_p): Rename to ...
16106 (avr_have_mul_p): ... new.
16107 (base_arch_s): Rename 'enhanced' to 'have_mul'.
16108 (avr_override_options): Use 'avr_have_mul_p' and 'have_mul' instead of
16109 'avr_enhanced_p' and 'enhanced'.
16110 (ashlhi3_out, ashrhi3_out, lshrhi3_out, avr_rtx_costs): Use
16111 AVR_HAVE_MUL instead of AVR_ENHANCED.
16112 * avr.md (*tablejump_enh): Use AVR_HAVE_LPMX instead of AVR_ENHANCED.
16113 (mulqi3, *mulqi3_enh, *mulqi3_call, mulqihi3, umulqihi3, mulhi3,
16114 *mulhi3_enh, *mulhi3_call, mulsi3, *mulsi3_call): Use AVR_HAVE_MUL
16115 instead of AVR_ENHANCED.
16116 (*tablejump_enh): Use AVR_HAVE_LPMX instead of AVR_ENHANCED.
16117 * libgcc.S: Use __AVR_HAVE_MUL__ instead of __AVR_ENHANCED__.
16118 (__tablejump__): Use __AVR_HAVE_LPMX__ instead of __AVR_ENHANCED__.
16120 2007-01-17 Ian Lance Taylor <iant@google.com>
16122 * vec.h (VEC_reserve_exact): Define.
16123 (vec_gc_p_reserve_exact): Declare.
16124 (vec_gc_o_reserve_exact): Declare.
16125 (vec_heap_p_reserve_exact): Declare.
16126 (vec_heap_o_reserve_exact): Declare.
16127 (VEC_OP (T,A,reserve_exact)): New static inline function, three
16129 (VEC_OP (T,A,reserve)) [all versions]: Remove handling of
16130 negative parameter.
16131 (VEC_OP (T,A,alloc)) [all versions]: Call ...reserve_exact.
16132 (VEC_OP (T,A,copy)) [all versions]: Likewise.
16133 (VEC_OP (T,a,safe_grow)) [all versions]: Likewise.
16134 * vec.c (calculate_allocation): Add exact parameter. Change all
16136 (vec_gc_o_reserve_1): New static function, from vec_gc_o_reserve.
16137 (vec_gc_p_reserve, vec_gc_o_reserve): Call vec_gc_o_reserve_1.
16138 (vec_gc_p_reserve_exact, vec_gc_o_reserve_exact): New functions.
16139 (vec_heap_o_reserve_1): New static function, from vec_heap_o_reserve.
16140 (vec_heap_p_reserve, vec_heap_o_reserve): Call vec_heap_o_reserve_1.
16141 (vec_heap_p_reserve_exact): New function.
16142 (vec_heap_o_reserve_exact): New function.
16144 2007-01-17 Jan Hubicka <jh@suse.cz>
16146 * ipa-type-escape.c (look_for_casts): Revamp using handled_component_p.
16148 2007-01-17 Eric Christopher <echristo@apple.com>
16150 * config.gcc: Support core2 processor.
16152 2007-01-16 Jan Hubicka <jh@suse.cz>
16154 * tree-ssanames.c (release_dead_ssa_names): Instead of ggc_freeing
16155 the names, just unlink the chain so we don't crash on dangling pointers
16158 2007-01-16 Jan Hubicka <jh@suse.cz>
16160 * cgraph.h (cgraph_decide_inlining_incrementally): Kill.
16161 * tree-pass.h: Reorder to make IPA passes appear toegher.
16162 (pass_early_inline, pass_inline_parameters, pass_apply_inline): Declare.
16163 * cgraphunit.c (cgraph_finalize_function): Do not compute inling
16164 parameters, do not call early inliner.
16165 * ipa-inline.c: Update comments. Include tree-flow.h
16166 (cgraph_decide_inlining): Do not compute inlining parameters.
16167 (cgraph_decide_inlining_incrementally): Return TODOs; assume to
16168 be called with function context set up.
16169 (pass_ipa_inline): Remove unreachable functions before pass.
16170 (cgraph_early_inlining): Simplify assuming to be called from the
16172 (pass_early_inline): New pass.
16173 (cgraph_gate_ipa_early_inlining): New gate.
16174 (pass_ipa_early_inline): Turn into simple wrapper.
16175 (compute_inline_parameters): New function.
16176 (gate_inline_passes): New gate.
16177 (pass_inline_parameters): New pass.
16178 (apply_inline): Move here from tree-optimize.c
16179 (pass_apply_inline): New pass.
16180 * ipa.c (cgraph_remove_unreachable_nodes): Verify cgraph after
16182 * tree-inline.c (optimize_inline_calls): Return TODOs rather than
16183 doing them by hand.
16184 (tree_function_versioning): Do not allocate dummy struct function.
16185 * tree-inline.h (optimize_inline_calls): Update prototype.
16186 * tree-optimize.c (execute_fixup_cfg): Export.
16187 (pass_fixup_cfg): Remove
16188 (tree_rest_of_compilation): Do not apply inlines.
16189 * tree-flow.h (execute_fixup_cfg): Declare.
16190 * Makefile.in (gt-passes.c): New.
16191 * passes.c: Include gt-passes.h
16192 (init_optimization_passes): New passes.
16193 (nnodes, order): New static vars.
16194 (do_per_function_toporder): New function.
16195 (execute_one_pass): Dump current pass here.
16196 (execute_ipa_pass_list): Don't dump current pass here.
16198 2007-01-16 Janis Johnson <janis187@us.ibm.com>
16200 * config/dfp-bit.c (dfp_compare_op): Return separate value for NaN.
16201 (DFP_NE, DFP_LE, DFP_GE): Return false for NaN.
16203 2007-01-16 David Edelsohn <edelsohn@gnu.org>
16205 * config/rs6000/darwin-ldouble.c: Build file for SOFT_FLOAT.
16206 (strong_alias): Define.
16207 (__gcc_qmul): Provide non-FMA for soft-float.
16208 (__gcc_qdiv): Same.
16213 (__gcc_qunord): New.
16223 * config/rs6000/rs6000.c (rs6000_init_libfuncs): Initialize
16224 soft-float functions.
16225 * config/rs6000/libgcc-ppc-glibc.ver: Version soft-float symbols.
16226 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Do not warn
16227 about long double soft float.
16229 2007-01-16 Dorit Nuzman <dorit@il.ibm.com>
16230 Tehila Meyzels <tehila@il.ibm.com>
16232 * tree-vectorizer.h (is_pattern_stmt_p): New.
16233 * tree-vect-analyze.c (vect_determine_vectorization_factor): Fix
16234 formatting (tabs instead of spaces). Cleanup and clarify setting
16235 of STMT_VINFO_VECTYPE. Call is_pattern_stmt_p.
16236 * tree-vect-transform.c (vect_get_vec_def_for_operand): Fix typo.
16237 (vectorizable_type_demotion): Check that types are integral.
16238 (vectorizable_type_promotion): Likewise.
16239 (vectorizable_store): Fix typo. Eliminate new-line at end of
16242 2007-01-16 Jan Hubicka <jh@suse.cz>
16244 * tree-ssanames.c (release_dead_ssa_names): Remove invalidated
16247 2007-01-15 Eric Christopher <echristo@apple.com>
16249 * ifcvt.c: Include vec.h, vecprim.h.
16250 (check_cond_move_block): New argument regs.
16251 Reorganize. Add registers used to regs.
16252 (cond_move_process_if_block): Use regs set above as
16255 2007-01-15 Eric Christopher <echristo@apple.com>
16257 * config/darwin.h: Update copyright.
16258 (TARGET_OPTION_TRANSLATE_TABLE): Add umbrella.
16259 (LINK_COMMAND_SPEC): Add -u.
16260 (LINK_SPEC): Fix umbrella for above.
16262 2007-01-15 Joseph S. Myers <joseph@codesourcery.com>
16264 * config/soft-fp/op-common.h, config/soft-fp/op-4.h: Update from
16267 2007-01-15 Tom Tromey <tromey@redhat.com>
16269 * doc/sourcebuild.texi (libgcj Tests): Don't mention jacks.
16270 * doc/install.texi (Testing): Don't mention jacks.
16271 (Configuration): Document --enable-java-maintainer-mode. Move
16272 --with-java-home to libgcj-specific section. Document
16274 (Prerequisites): Mention --enable-java-maintainer-mode, ecj1.
16276 2007-01-15 Jan Hubicka <jh@suse.cz>
16278 * tree-ssa-dce.c (DCE_TODOs): New.
16279 (propagate_necessity): Return if something changed.
16280 (eliminate_unnecessary_stmts): Likewise.
16281 (perform_tree_ssa_dce): Return TODO flags when needed.
16282 (pass_dce, pass_dce_loop, pass_cd_dce): Remove TODO flags.
16284 2007-01-15 Uros Bizjak <ubizjak@gmail.com>
16286 * config/i386/i386.md (fyl2xxf3_i387): Rename from fyl2x_xf3.
16287 (fyl2x_extend<mode>xf3_i387): New insn pattern.
16288 (log<mode>2): Rename from logsf2 and logdf2 and macroize insn
16289 patterns using X87MODEF12 mode macro. Extend operand 1
16290 to XFmode. Use SSE_FLOAT_MODE_P to disable patterns for SSE math.
16291 (log10<mode>2): Ditto.
16292 (log2<mode>2): Ditto.
16293 (log1p<mode>2): Ditto.
16294 (logb<mode>2): Ditto.
16295 (fyl2xp1xf3_i387): Rename from fyl2xp1_xf3.
16296 (fyl2xp1_extend<mode>xf3_i387): New insn pattern.
16297 (*fxtractxf3_i387): Rename from *fxtractxf3.
16298 (fxtract_extend<mode>xf3_i387): New insn pattern.
16299 (ilogbsi2): Use match_dup 3, not match_operand:XF 3.
16300 * config/i386/i386.c (ix86_emit_i387_log1p): Use gen_fyl2xp1xf3_i387()
16301 and gen_fyl2xxf3_i387().
16303 2007-01-14 Zdenek Dvorak <dvorakz@suse.cz>
16305 * loop-unswitch.c (unswitch_loop): Do not call fix_loop_placement.
16306 * cfgloopmanip.c (fix_loop_placement): Made static. Use
16307 get_loop_exit_edges. Changed return type to bool.
16308 * cfgloop.h (fix_loop_placement): Declaration removed.
16310 2007-01-14 Dorit Nuzman <dorit@il.ibm.com>
16312 * param.h (MIN_VECT_LOOP_BOUND): New.
16313 * params.def (MIN_VECT_LOOP_BOUND): New.
16314 * tree-vectorizer.c (slpeel_tree_peel_loop_to_edge): Takes another
16315 argument - minimum threshold for number of iterations.
16316 * tree-vectorizer.h (slpeel_tree_peel_loop_to_edge): Add another
16317 argument to declaration.
16318 * tree-vect-analyze.c (vect_analyze_operations): Check value of
16319 MIN_VECT_LOOP_BOUND.
16320 * tree-vect-transform.c (vect_do_peeling_for_loop_bound): Call
16321 slpeel_tree_peel_loop_to_edge with additional argument.
16322 (vect_do_peeling_for_alignment): Likewise.
16323 * doc/invoke.texi (min-vect-loop-bound): Document new param option.
16325 2007-01-14 Uros Bizjak <ubizjak@gmail.com>
16328 * config/i386/i386.c (print_operand) ['z']: Output 'b' for
16329 operands of size 1.
16331 2007-01-14 Jan Hubicka <jh@suse.cz>
16333 * tree-dfa.c (remove_referenced_var): New function.
16334 * tree-ssa-live.c (remove_unused_locals): Walk referenced vars and
16335 prune referenced vars list too.
16336 * tree-flow.h (remove_referenced_var): Declare.
16338 2007-01-14 Jan Hubicka <jh@suse.cz>
16340 * tree-eh.c (add_stmt_to_eh_region_fn): Do not add call_exprs
16342 (remove_stmt_from_eh_region_fn): Do not remove call_exprs.
16343 (verify_eh_throw_stmt_node, verify_eh_throw_table_statements): Kill.
16344 * except.h (verify_eh_throw_table_statements): Kill prototype.
16345 * cfgexpand.c (expand_gimple_basic_block): Propagate Eh regions
16346 into call exrepssions.
16347 * tree-optimize.c (execute_free_cfg_annotatiosn): Do not call
16349 * tree-cfg.c: Include pointer-set.h.
16350 (verify_node_sharing): Work on pointer set.
16351 (verify_eh_throw_stmt_node): New.
16352 (verify_stmts): Use pointers sets, verify throw_stmt.
16354 2007-01-13 Zdenek Dvorak <dvorakz@suse.cz>
16356 * ipa-reference.c (analyze_function): Consider also addresses taken
16359 2007-01-12 Roger Sayle <roger@eyesopen.com>
16361 * c-typeck.c (null_pointer_constant_p): Replace use of
16362 TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
16363 (build_c_cast): Likewise.
16365 2007-01-12 Roger Sayle <roger@eyesopen.com>
16367 * tree.h (force_fit_type_double): Remove unused final argument.
16368 * c-common.c (constant_expression_warning): Replace use of
16369 TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
16370 (convert_and_check): Likewise.
16371 (shorten_compare): Update call to force_fit_type_double.
16372 (c_common_truthvalue_conversion) <INTEGER_CST>: Use integer_zerop.
16373 * convert.c (convert_to_pointer): Update call to
16374 force_fit_type_double.
16375 * fold-const.c (force_fit_type_double): Remove overflowed_const
16377 (int_const_binop, fold_convert_const_int_from_int,
16378 fold_convert_const_int_from_real, fold_div_compare,
16379 fold_sign_changed_comparison, fold_unary, fold_negate_const,
16380 fold_abs_const, fold_not_const): Remove the final argument from
16381 calls to force_fit_type_double.
16383 2007-01-12 Andrew Pinski <andrew_pinski@playstation.sony.com>
16385 * configure.ac: Set insn to "nop" for spu-*-* also.
16386 * configure: Regenerate.
16388 2007-01-12 Olga Golovanevsky <olga@il.ibm.com>
16390 * builtins.def : Add BUILT_IN_FREE.
16392 2007-01-12 Jan Hubicka <jh@suse.cz>
16394 PR tree-optimization/30443
16395 * tree-inline.c (tree_function_versioning): Do not optimize when
16396 cloning for inlining.
16398 2007-01-12 Zdenek Dvorak <dvorakz@suse.cz>
16400 * doc/loop.texi: Document recording of loop exits.
16401 * cfgloopmanip.c (loopify, duplicate_loop): Use alloc_loop.
16402 (update_single_exits_after_duplication,
16403 update_single_exit_for_duplicated_loop,
16404 update_single_exit_for_duplicated_loops): Removed.
16405 (duplicate_loop_to_header_edge): Do not call
16406 update_single_exits_after_duplication and
16407 update_single_exit_for_duplicated_loops.
16408 (loop_version): Do not update single_exit information.
16409 (fix_loop_structure): Use record_loop_exits instead of
16410 mark_single_exit_loops.
16411 * tree-ssa-loop-manip.c (tree_transform_and_unroll_loop): Update
16412 the lists of loop exits.
16413 * cfghooks.c (redirect_edge_and_branch, redirect_edge_and_branch_force,
16414 split_edge, merge_blocks): Update the lists of loop exits.
16415 * modulo-sched.c (sms_schedule): Pass LOOPS_HAVE_RECORDED_EXITS to
16416 loop_optimizer_init.
16417 * loop-init.c (loop_optimizer_init): Call record_loop_exits instead
16418 of mark_single_exit_loops.
16419 (loop_optimizer_finalize): Call release_recorded_exits.
16420 * tree-ssa-loop.c (tree_loop_optimizer_init): Pass
16421 LOOPS_HAVE_RECORDED_EXITS to loop_optimizer_init.
16422 * tree-vectorizer.c (slpeel_tree_duplicate_loop_to_edge_cfg): Do not
16423 update single exit information.
16424 * lambda-code.c (perfect_nestify): Ditto.
16425 * cfgloop.c (flow_loop_free): Destroy the list of exits of the loop.
16426 (mark_single_exit_loops): Removed.
16427 (alloc_loop, loop_exit_hash, loop_exit_eq, loop_exit_free,
16428 get_exit_descriptions, rescan_loop_exit, record_loop_exits,
16429 dump_recorded_exit, dump_recorded_exits, release_recorded_exits): New
16431 (get_loop_exit_edges, single_exit): Use recorded exit lists.
16432 (add_bb_to_loop, remove_bb_from_loops): Update the lists of loop exits.
16433 (verify_loop_structure): Verify consistency of the exit lists.
16434 (flow_loops_find): Use alloc_loop. Initialize exits hash.
16435 (set_single_exit): Removed.
16436 * cfgloop.h (struct loop_exit): New function.
16437 (struct loop): single_exit_ field replaced by exits field.
16438 (LOOPS_HAVE_MARKED_SINGLE_EXITS): Replaced by LOOPS_HAVE_RECORDED_EXITS.
16439 (struct loops): Added exits hash.
16440 (mark_single_exit_loops, set_single_exit): Declaration removed.
16441 (release_recorded_exits, record_loop_exits, rescan_loop_exit): Declare.
16443 2007-01-12 Richard Sandiford <richard@codesourcery.com>
16445 * doc/invoke.texi: Avoid use of @headitem.
16447 2007-01-12 Richard Sandiford <richard@codesourcery.com>
16449 * cse.c (cse_insn): Move HAVE_CC0 code after declarations.
16451 2007-01-12 Richard Sandiford <richard@codesourcery.com>
16453 * doc/install.texi: Fix m68k-*-* anchor and add m68k-*-* to the
16456 2007-01-12 Nathan Sidwell <nathan@codesourcery.com>
16457 Richard Sandiford <richard@codesourcery.com>
16459 * doc/invoke.texi: Document -mno-bitfield, -mno-rtd and -mno-short.
16460 * config/m68k/m68k.opt: Resort options.
16461 (mbitfield, mrtd, mshort): Remove RejectNegative properties.
16463 2007-01-12 Nathan Sidwell <nathan@codesourcery.com>
16464 Richard Sandiford <richard@codesourcery.com>
16466 * doc/invoke.texi: Document the macros that are defined by
16467 m68k's -mtune and -mhard-float options.
16468 * config/m68k/m68k-protos.h (m68k_cpp_cpu_ident) Declare.
16469 (m68k_cpp_cpu_family): Likewise.
16470 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Add a full set
16471 of __ucfv*__ macros. Define __mcffpu__ if generating code for
16472 ColdFire FPUs. Define __mcf_cpu_* and __mcf_family_* macros.
16473 * config/m68k/m68k.c (m68k_cpp_cpu_ident): New function.
16474 (m68k_cpp_cpu_family): Likewise.
16476 2007-01-12 Richard Sandiford <richard@codesourcery.com>
16478 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Treat all mc68*
16479 macros besides mc68000 as tuning macros. Use a switch statement
16480 to set them and mcpu32.
16482 2007-01-12 Julian Brown <julian@codesourcery.com>
16484 * config/m68k/m68k.h: Use TARGET_68040 instead of TARGET_68040_ONLY.
16485 (TARGET_68040_ONLY): Rename to...
16486 (TARGET_68040): ...this.
16487 * config/m68k/m68k.c: Use TARGET_68040 instead of TARGET_68040_ONLY.
16488 * config/m68k/m68k.md: Likewise.
16490 2007-01-12 Julian Brown <julian@codesourcery.com>
16491 Nathan Sidwell <nathan@codesourcery.com>
16492 Richard Sandiford <richard@codesourcery.com>
16494 * config.gcc (m680[012]0-*-*, m68k*-*-*): Set m68k_cpu_ident to
16495 the -mcpu= argument associated with the --with-cpu setting.
16496 Define M68K_DEFAULT_TUNE to the default -mtune= option,
16497 if different from the one implied by the -mcpu setting.
16498 Accept --with-cpu=FOO if FOO is listed in m68k-devices.def,
16499 using mcpu=FOO as the default CPU option. Set target_cpu_default2.
16500 * doc/invoke.texi: Mention ColdFire in the introduction to the
16501 m68k options. Document the new -march, -mcpu, -mtune, -mdiv,
16502 -mno-div and -mhard-float options. Make -m68881 a synonym for
16503 -mhard-float. Document the previously-undocumented -m5206e,
16504 -m528x, -m5307 and -m5407 options. Tweak the existing option
16505 documentation for consistency.
16506 * doc/install.texi: Mention new --with-cpu arguments.
16507 * config/m68k/m68k.h (OPTION_DEFAULT_SPECS): Only use the
16508 default CPU if neither -mcpu nor -march are specified.
16509 (ASM_CPU_SPEC): Pass down -mcpu and -march options.
16510 (TARGET_CPU_CPP_BUILTINS): Set __mcfisa*__ macros from
16511 TARGET_ISA*. Set the legacy __mcf*__ cpu macros in the same way,
16512 using m68k_tune to decide between families that implement the
16513 same ISA. Use m68k_tune to set __mcfv4e__.
16514 (FL_BITFIELD, FL_68881, FL_COLDFIRE, FL_CF_HWDIV, FL_CF_MAC)
16515 (FL_CF_EMAC, FL_CF_EMAC_B, FL_CF_USP, FL_CF_FPU, FL_ISA_68000)
16516 (FL_ISA_68010, FL_ISA_68020, FL_ISA_68040, FL_ISA_A, FL_ISA_B)
16517 (FL_ISA_C, FL_ISA_MMU): New macros.
16518 (MASK_COLDFIRE): Delete.
16519 (TARGET_68010, TARGET_68020, TARGET_68040_ONLY, TARGET_COLDFIRE)
16520 (TARGET_ISAB): Redefine in terms of m68k_cpu_flags.
16521 (TARGET_68881, TARGET_COLDFIRE_FPU): Redefine in terms of m68k_fpu.
16522 (TARGET_HARD_FLOAT): Do not define here.
16523 (TARGET_ISAAPLUS, TARGET_ISAC): New macros.
16524 (TUNE_68000): New macro.
16525 (TUNE_68000_10): Redefine in terms of TUNE_68000 and TUNE_68010.
16526 (TUNE_68010, TUNE_68030, TUNE_68040, TUNE_68060, TUNE_CPU32)
16527 (TUNE_CFV2): Redefine in terms of m68k_tune.
16528 (uarch_type, target_device, fpu_type): New enums.
16529 (m68k_cpu, m68k_tune, m68k_fpu, m68k_cpu_flags): Declare.
16530 * config/m68k/m68k.c (TARGET_DEFAULT): Remove MASK_68881.
16531 (FL_FOR_isa_00, FL_FOR_isa_10, FL_FOR_isa_20, FL_FOR_isa_40)
16532 (FL_FOR_isa_cpu32, FL_FOR_isa_a, FL_FOR_isa_aplus, FL_FOR_isa_b)
16533 (FL_FOR_isa_c): New macros.
16534 (m68k_isa): New enum.
16535 (m68k_target_selection): New structure.
16536 (all_devices, all_isas, all_microarchs): New tables.
16537 (m68k_cpu_entry, m68k_arch_entry, m68k_tune_entry, m68k_cpu)
16538 (m68k_tune, m68k_fpu, m68k_cpu_flags): New variables.
16539 (MASK_ALL_CPU_BITS): Delete.
16540 (m68k_find_selection): New function.
16541 (m68k_handle_option): Handle -mcpu=, -march= and -mtune=.
16542 Map the legacy target options to a combination of the new ones.
16543 (override_options): Set m68k_cpu, m68k_tune, m68k_fpu and
16544 m68k_cpu_flags. Handle M68K_DEFAULT_TUNE. Use m68k_cpu_flags
16545 to derive default MASK_BITFIELD, MASK_CF_HWDIV and MASK_HARD_FLOAT
16547 * config/m68k/m68k.opt (m5200, m5206e, m528x, m5307, m5407, mcfv4e)
16548 (m68010, m68020, m68020-40, m68020-60, m68030, m68040): Remove Mask
16550 (m68881, msoft-float): Change mask from 68881 to HARD_FLOAT.
16551 (march=, mcpu=, mdiv, mhard-float, mtune=): New options.
16552 * config/m68k/m68k-devices.def: New file.
16554 2007-01-12 Richard Sandiford <richard@codesourcery.com>
16555 Nathan Sidwell <nathan@codesourcery.com>
16557 * config/m68k/m68k.h (ASM_CPU_SPEC, ASM_SPEC, EXTRA_SPECS)
16558 (SUBTARGET_EXTRA_SPECS): New macros.
16559 * config/m68k/linux.h (ASM_SPEC): Remove CPU flags;
16560 use %(asm_cpu_spec) instead.
16561 * config/m68k/m68k-none.h (ASM_SPEC): Likewise.
16562 * config/m68k/openbsd.h (ASM_SPEC): Likewise.
16563 * config/m68k/netbsd-elf.h (ASM_SPEC): Likewise.
16564 (EXTRA_SPECS): Rename to...
16565 (SUBTARGET_EXTRA_SPECS): ...this.
16567 2007-01-12 Nathan Sidwell <nathan@codesourcery.com>
16568 Richard Sandiford <richard@codesourcery.com>
16569 Julian Brown <julian@codesourcery.com>
16571 * config.gcc (m68k-*-aout*, m68k-*-coff*, m68020-*-elf*, m68k-*-elf*)
16572 (m68k-*-uclinux*, m68k-*-linux*, m68k-*-rtems*): Set default_m68k_cpu
16573 to the configuration's default CPU.
16574 (m68010-*-netbsdelf*, m68k*-*-netbsdelf*, m68k*-*-openbsd*): Likewise.
16575 Remove default masks.
16576 (m680[012]0-*-*): Set the default with_cpu to the first part of
16578 (m68k*-*-*): Set the default with_cpu to m$default_m68k_cpu.
16579 (m68k*-*-linux): Extend the --with-cpu handling to...
16580 (m680[012]0-*-*, m68k*-*-*): ...these configurations. Allow m68000
16581 and m68010. Don't set target_cpu_default2.
16582 * doc/install.texi: Document --with-cpu for m68k.
16583 * config/m68k/m68k.h (OPTION_DEFAULT_SPECS): Define.
16584 * config/m68k/m68k-none.h (TARGET_CPU_DEFAULT, M68K_CPU_m68k)
16585 (M68K_CPU_m68000, M68K_CPU_m68010, M68K_CPU_m68020, M68K_CPU_m68030)
16586 (M68K_CPU_m68040, M68K_CPU_m68302, M68K_CPU_m68332, TARGET_DEFAULT)
16587 (ASM_CPU_DEFAULT_SPEC, CC1_CPU_DEFAULT_SPEC): Delete.
16588 (ASM_SPEC): Remove use of %(asm_cpu_default).
16589 (EXTRA_SPECS, SUBTARGET_EXTRA_SPECS, MULTILIB_DEFAULTS): Delete.
16590 * config/m68k/linux.h (TARGET_DEFAULT): Delete.
16591 (CPP_SPEC): Merge definitions. Do not handle __HAVE_68881__ here.
16592 * config/m68k/netbsd-elf.h (TARGET_OS_CPP_BUILTINS): Define
16593 __HAVE_FPU__ if TARGET_HARD_FLOAT.
16594 (TARGET_DEFAULT): Delete.
16595 (EXTRA_SPECS): Delete cpp_cpu_default_spec, cpp_cpu_spec,
16596 cpp_fpu_spec, asm_default_spec and netbsd_cpp_spec.
16597 (CPP_CPU_SPEC): Delete.
16598 (TARGET_VERSION): Merge definitions, using TARGET_68010 to pick
16599 the appropriate string.
16600 (CPP_CPU_DEFAULT_SPEC, ASM_DEFAULT_SPEC, CPP_FPU_SPEC): Delete.
16601 (CPP_SPEC): Define to NETBSD_CPP_SPEC.
16602 (ASM_SPEC): Don't use %(asm_default_spec).
16603 * config/m68k/m68k.c (TARGET_DEFAULT_TARGET_FLAGS): Remove
16604 TARGET_DEFAULT and add MASK_68881.
16605 * config/m68k/m68k.md: Remove mention of TARGET_DEFAULT from comments.
16607 2007-01-12 Richard Sandiford <richard@codesourcery.com>
16609 * config.gcc (m68010-*-netbsdelf*): Add MASK_68010.
16610 (m68k*-*-netbsdelf*, m68k*-*-openbsd*, m68k*-linux*): Add
16611 MASK_68010 alongside MASK_68020.
16612 * doc/invoke.texi: Document -m68010.
16613 * config/m68k/m68k.opt (m68010): New.
16614 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Define mc68010
16616 (TUNE_68010): New macro.
16617 * config/m68k/m68k-none.h (M68K_CPU_m68k, M68K_CPU_m68010)
16618 (M68K_CPU_m68020, M68K_CPU_m68030, M68K_CPU_m68040)
16619 (M68K_CPU_m68332): Add MASK_68010.
16620 * config/m68k/linux.h (TARGET_DEFAULT): Add MASK_68010 to
16621 fallback definition.
16622 * config/m68k/netbsd-elf.h (CPP_CPU_SPEC): Remove now-redundant
16624 * config/m68k/m68k.c (MASK_ALL_CPU_BITS): Add MASK_68010.
16625 (m68k_handle_option): Handle OPT_m68010. Add MASK_68010
16626 to all entries that use MASK_68020.
16627 (output_move_simode_const, output_move_himode, output_move_qimode)
16628 (output_move_stricthi, output_move_strictqi): Use TARGET_68010
16629 instead of TARGET_68020 to select clr behavior. Remove comment
16630 about there being no TARGET_68010.
16631 * config/m68k/m68k.md: Likewise throughout.
16633 2007-01-12 Julian Brown <julian@codesourcery.com>
16635 * config/m68k/m68k.h (TARGET_ISAB): New macro.
16636 * config/m68k/m68k.c: Use TARGET_ISAB rather than TARGET_CFV4.
16637 * config/m68k/m68k.md: Likewise.
16639 2007-01-12 Julian Brown <julian@codesourcery.com>
16641 * config/m68k/m68k.h (LEGITIMATE_INDEX_P, LEGITIMIZE_ADDRESS): Use
16642 TARGET_COLDFIRE_FPU instead of TARGET_CFV4E.
16644 2007-01-12 Julian Brown <julian@codesourcery.com>
16646 * config/m68k/m68k.h (TUNE_68040_60): New macro.
16647 * config/m68k/m68k.c (standard_68881_constant_p): Use it.
16648 * config/m68k/m68k.md: Likewise.
16650 2007-01-12 Julian Brown <julian@codesourcery.com>
16651 Richard Sandiford <richard@codesourcery.com>
16653 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Use TUNE_68030
16654 instead of TARGET_68030, TUNE_68040 instead of TARGET_68040,
16655 TUNE_68060 instead of TARGET_68060 and TUNE_CPU32 instead of
16657 (TARGET_CPU32): Rename to...
16658 (TUNE_CPU32): ...this.
16659 (TUNE_68000_10, TUNE_68030, TUNE_68040, TUNE_68060)
16660 (TUNE_CFV2): New macros.
16661 * config/m68k/netbsd-elf.h (LONG_DOUBLE_TYPE_SIZE): Simplify;
16662 remove conditions that are implied by TARGET_68020.
16663 * config/m68k/m68k.c (m68k_output_function_prologue): Use TUNE_68040
16664 instead of TARGET_68040 and TUNE_CPU32 instead of TARGET_CPU32.
16665 (m68k_output_function_epilogue): Likewise.
16666 (m68k_rtx_costs): Likewise. Use TUNE_68060 instead of TARGET_68060
16667 and TUNE_CFV2 instead of TARGET_5200. Use TUNE_68000_10 instead of
16668 "!TARGET_68020 && !TARGET_COLDFIRE" to choose between 68000 and
16669 non-68000 timings. Refactor multiplication and division costs.
16670 (output_addsi3): Use TUNE_68040 instead of TARGET_68040 and
16671 TUNE_CPU32 instead of TARGET_CPU32.
16672 (standard_68881_constant_p): Use TUNE_68040 instead of TARGET_68040
16673 and TUNE_68060 instead of TARGET_68060.
16674 * config/m68k/m68k.md: Use TUNE_68040 instead of TARGET_68040,
16675 TUNE_68060 instead of TARGET_68060, and TUNE_CPU32 instead of
16677 (movsi_const0): Use TUNE_68000_10 rather than "!TARGET_68020
16678 && !TARGET_COLDFIRE" to choose between moveq and clr.
16679 Likewise in the unnamed movsf pattern.
16680 (ashlsi_17_24, lshrsi_17_24): Guard with TUNE_68000_10 rather than
16681 "!TARGET_68020 && !TARGET_COLDFIRE". Likewise the unnamed
16684 2007-01-12 Richard Sandiford <richard@codesourcery.com>
16686 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Increase amount
16687 of tabbing before backslashes.
16689 2007-01-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
16691 * pa-linux.h (ASM_OUTPUT_INTERNAL_LABEL): Undefine.
16692 * pa.h (ASM_OUTPUT_LABEL): Output colon when using GAS.
16693 (ASM_OUTPUT_INTERNAL_LABEL): Define.
16695 2007-01-11 Zdenek Dvorak <dvorakz@suse.cz>
16697 * tree-ssa-loop-ivopts.c (extract_cond_operands): Split from
16698 find_interesting_uses_cond.
16699 (find_interesting_uses_cond): Use extract_cond_operands.
16700 (rewrite_use_compare): Use extract_cond_operands and
16701 force_gimple_operand_bsi. Do not call update_stmt.
16702 (determine_use_iv_cost_condition): Use extract_cond_operands.
16703 Return cheaper of using original bound and changing the exit bound.
16705 2007-01-11 Zdenek Dvorak <dvorakz@suse.cz>
16707 PR tree-optimization/29516
16708 * tree-ssa-address.c (tree_mem_ref_addr, add_to_parts,
16709 most_expensive_mult_to_index, addr_to_parts,
16710 create_mem_ref, maybe_fold_tmr): Make the type of
16711 fields of TARGET_MEM_REF sizetype.
16712 (move_fixed_address_to_symbol, move_pointer_to_base):
16714 * tree.def (TARGET_MEM_REF): Add comment on types of
16717 2007-01-11 Joseph Myers <joseph@codesourcery.com>
16719 * c-common.c (vector_types_convertible_p): Treat opaque types as
16720 always convertible if they have the same size, but not otherwise.
16722 2007-01-11 Steven Bosscher <steven@gcc.gnu.org>
16724 * ifcvt.c (struct noce_if_info): Add comments to the fields.
16725 Remove the b_unconditional field.
16726 (noce_try_sign_mask): Do not look at b_unconditional.
16727 (noce_process_if_block): Do not use merge_if_blocks. Update
16728 the CFG here. Do not set b_unconditional.
16729 (cond_move_process_if_block): Likewise.
16730 (find_cond_trap): Likewise.
16731 (check_cond_move_block): Require simple jump insns at the end
16732 of the basic block.
16734 2007-01-11 Jan Hubicka <jh@suse.cz>
16736 PR tree-optimization/1046
16737 * tree-tailcall.c (suitable_for_tail_call_opt_p): Use TREE_ADDRESSABLE
16738 when alias info is not ready.
16739 (pass_tail_recursion): Do not require aliasing.
16740 * tree-ssa-copyrename.c (pass_rename_ssa_cop): Likewise.
16741 * tree-ssa-ccp.c (pass_ccp, pass_fold_builtins): Likewise.
16742 * tree-ssa-copy.c (pass_copy_prop): Likewise.
16743 * tree-ssa-forwprop.c (pass_forwprop): Likewise.
16744 * tree-ssa-dce.c (pass_dce, pass_dce_loop, pass_cd_dce): Likewise.
16745 * passes.c (init_optimization_passes): Execute rename_ssa_copies,
16746 ccp, forwprop, copy_prop, merge_phi, copy_prop, dce and tail recursion
16748 * tree-ssa-operands.c (add_virtual_operand, get_indirect_ref_operand):
16749 When aliasing is not build, mark statement as volatile.
16751 2007-01-11 Tom Tromey <tromey@redhat.com>
16753 PR preprocessor/15185, PR preprocessor/20989:
16754 * doc/cppopts.texi <-MT>: Update description of algorithm for
16755 computing default target.
16756 <-M, -MD>: Reword "basename" text.
16758 2007-01-11 Roger Sayle <roger@eyesopen.com>
16760 * builtins.c (expand_builtin_pow, expand_builtin_powi,
16761 fold_builtin_cabs, fold_builtin_sqrt, fold_builtin_trunc,
16762 fold_builtin_floor, fold_builtin_ceil, fold_builtin_round,
16763 fold_builtin_int_int_roundingfn, fold_builtin_bitop,
16764 fold_builtin_bswap, real_constp, fold_builtin_pow,
16765 fold_builtin_powi, fold_builtin_signbit, fold_builtin_copysign,
16766 do_mpfr_arg1, do_mpfr_arg2, do_mpfr_arg3, do_mpfr_sincos): Replace
16767 uses of the macro TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
16768 * convert.c (convert_to_pointer): Likewise.
16769 * expr.c (highest_pow2_factor, expand_expr_real_1): Likewise.
16770 * fold-const.c (force_fit_type, fold_negate_expr, int_const_binop,
16771 const_binop, fold_convert_const_int_from_int,
16772 fold_convert_const_int_from_real,
16773 fold_convert_const_real_from_real, sign_bit_p,
16774 optimize_minmax_comparison, extract_muldiv_1, fold_div_compare,
16775 fold_sign_changed_comparison, fold_unary, fold_comparison,
16776 fold_binary, multiple_of_p, tree_Expr_non_zero_p,
16777 fold_negate_const, fold_abs_const, fold_not_const): Likewise.
16778 * print-tree.c (print_node_brief, print_node): Likewise.
16779 * stor-layout.c (place_field, layout_type): Likewise.
16780 * tree-chrec.c (keep_cast): Likewise.
16781 * tree.c (build_vector, build_real, build_real_from_int_cst,
16782 build_complex): Likewise.
16784 2007-01-11 Roger Sayle <roger@eyesopen.com>
16786 * tree.h (TREE_CONSTANT_OVERFLOW): Obsolete. For the time being,
16787 treat TREE_CONSTANT_OVERFLOW as a synonym of TREE_OVERFLOW.
16789 2007-01-11 Paolo Bonzini <bonzini@gnu.org>
16791 * configure.ac (strict1_warn): Rename to strict_warn.
16792 (WERROR, --enable-werror, symlink hacks, stage1_cflags,
16793 cc_set_by_configure, quoted_cc_set_by_configure,
16794 stage_prefix_set_by_configure, quoted_stage_prefix_set_by_configure,
16795 all_boot_languages, all_stagestuff): Remove.
16796 (target_list): Remove bootstrap targets.
16797 * Makefile.in (quickstrap): Unconditionally make a synonym of all.
16798 (BOOT_LANGUAGES, STAGE1_CFLAGS, STAGE1_CHECKING,
16799 REMAKEFLAGS, FLAGS_TO_PASS, PREPEND_DOTDOT_TO_RELATIVE_PATHS,
16800 SUBDIR_FLAGS_TO_PASS, WERROR_FLAGS, STRICT2_WARN, LANG_STAGESTUFF,
16801 VOL_FILES, POSTSTAGE1_FLAGS_TO_PASS, STAGE2_FLAGS_TO_PASS,
16802 STAGEPROFILE_FLAGS_TO_PASS, STAGEFEEDBACK_FLAGS_TO_PASS, stage1_build,
16803 stage1_copy, stage2_build, stage2_copy, stageprofile_build,
16804 stageprofile_copy, stage3_build, stage3_copy, stagefeedback_build,
16805 stagefeedback_copy, stage4_build, clean_s1, clean_sw, bootstrap,
16806 bootstrap-lean, bootstrap2, bootstrap2-lean, bootstrap3,
16807 bootstrap3-lean, bootstrap4, bootstrap4-lean, unstage1, unstage2,
16808 unstage3, unstage4, unstageprofile, unstagefeedback, restage, restage2,
16809 restage3, restage4, restageprofile, restagefeedback, bubbleestrap,
16810 cleanstrap, unstrap, restrap, *compare, *compare3, *compare4,
16811 *compare-lean, *compare3-lean, *compare4-lean, stage1-start, stage1,
16812 stage2-start, stage2, stage3-start, stage3, stage4-start, stage4,
16813 stageprofile-start, stageprofile, stagefeedback-start, stagefeedback,
16814 risky-stage1, risky-stage2, risky-stage3, risky-stage4): Remove.
16815 (ORDINARY_FLAGS_TO_PASS): Rename to FLAGS_TO_PASS.
16816 (STAGECOPYSTUFF, STAGEMOVESTUFF): Consolidate into MOSTLYCLEANFILES.
16817 (mostlyclean): Adjust.
16818 (clean, distclean): Don't mention bootstrap stuff.
16819 * configure: Regenerate.
16820 * ada/config-lang.in, cp/config-lang.in, forttran/config-lang.in,
16821 java/config-lang.in, objc/config-lang.in, objcp/config-lang.in,
16822 treelang/config-lang.in (stagestuff): Remove.
16823 * doc/sourcebuild.texi (stage1, stage2, stage3, stage4,
16824 stageprofile, stagefeedback, stagestuff): Remove mention.
16826 2007-01-11 Nick Clifton <nickc@redhat.com>
16828 * config/mcore/predicates.md (mcore_general_movesrc_operand):
16830 (mcore_general_movdst_operand): Do not accept CONST_INTs.
16831 (mcore_arith_K_S_operand): Run the test for the S constraint not
16832 the test for the M constraint.
16833 (mcore_addsub_operand): Do not accept integer values that are
16834 larger than 32 bits.
16835 * config/mcore/mcore.md: Remove unused constraints from split.
16836 (andsi3): Use HOST_WIDE_INT instead of int to hold an INTVAL.
16837 (addsi3): Likewise.
16838 (allocate_stack): Likewise.
16839 * config/mcore/mcore.c (mcore_print_operand): Restrict output of P
16840 operands to 32 bits.
16841 (mcore_const_costs): Use HOST_WIDE_INT instead of int to hold an
16843 (mcore_and_cost, mcore_modify_comparison, const_ok_for_mcore,
16844 mcore_const_ok_for_inline, mcore_const_trick_uses_not,
16845 try_constant_tricks, mcore_num_ones, mcore_num_zeros,
16846 mcore_output_bclri, mcore_output_andn, output_inline_const,
16847 mcore_output_move, mcore_output_movedouble): Likewise.
16848 (mcore_output_cmov): Use CONST_OK_FOR_M and CONST_OK_FOR_N.
16849 (output_inline_const): Likewise.
16850 (output_inline_const): Fix format strings used in sprintf
16852 * config/mcore/mcore-protos.h: Update prototypes for changed
16853 functions in mcore.c.
16854 * config/mcore/mcore.h (CONST_OK_FOR_I): Cast values to
16855 HOST_WIDE_INT and not int.
16856 (CONST_OK_FOR_J, CONST_OK_FOR_K, CONST_OK_FOR_L, CONST_OK_FOR_M,
16857 CONST_OK_FOR_N): Likewise.
16858 (LEGITIMATE_CONSTANT_P): Also check CONSTANT_P.
16859 (GO_IF_LEGITIMATE_INDEX): Use HOST_WIDE_INT instead of int to hold
16862 2007-01-10 Jan Hubicka <jh@suse.cz>
16864 * tree-vrp.c (remove_range_assertions): Release defs.
16865 * tree-ssa-loop-ivopts.c (rmeove_statement): Likewise.
16866 * tree-ssa-dom.c (remove_stmt_or_phi): Likewise.
16868 2007-01-10 Paul Brook <paul@codesourcery.com>
16870 * config/arm/arm.c (arm_rtx_costs_1): Handle mutiply-subtract.
16871 * config/arm/arm.md (mulsi3subsi): New insn.
16873 2007-01-10 Zdenek Dvorak <dvorakz@suse.cz>
16875 * tree-ssa-loop-manip.c (tree_unroll_loop): Make it a wrapper over ...
16876 (tree_transform_and_unroll_loop): New.
16877 * tree-flow.h (transform_callback, tree_transform_and_unroll_loop):
16880 2007-01-10 Robert Kennedy <jimbob@google.com>
16882 * fold-const.c (fold_comparison): Fold comparisons like (x *
16883 1000 < 0) to (x < 0).
16885 2007-01-10 Ian Lance Taylor <iant@google.com>
16887 * tree-pretty-print.c (dump_generic_node): Print parentheses when
16888 operands have the same priority.
16890 2007-01-10 Tom Tromey <tromey@redhat.com>
16892 * fold-const.c (fold_truthop): Don't check can_use_bit_fields_p.
16893 (fold_binary): Likewise.
16894 * langhooks.c (lhd_can_use_bit_fields_p): Removed.
16895 * langhooks-def.h (lhd_can_use_bit_fields_p): Removed.
16896 (LANG_HOOKS_CAN_USE_BIT_FIELDS_P): Removed.
16897 (LANG_HOOKS_INITIALIZER): Remove LANG_HOOKS_CAN_USE_BIT_FIELDS_P.
16898 * langhooks.h (struct lang_hooks): Removed field
16899 'can_use_bit_fields_p'.
16901 2007-01-10 Ralf Corsépius <ralf.corsepius@rtems.org>
16903 * config/bfin/t-bfin, config/bfin/t-bfin-elf: Remove GCC_CFLAGS.
16905 2007-01-10 Razya Ladelsky <razya@il.ibm.com>
16907 * function.c (get_last_funcdef_no): New function.
16908 * function.h (get_last_funcdef_no): Declare.
16909 * tree-inline.c (initialize_cfun): Add initialization.
16910 (tree_function_versioning): Cleanup.
16912 2007-01-10 Jan Hubicka <jh@suse.cz>
16914 * tree-inline.c (setup_one_parameter): Do not propagate into abnormal
16917 2007-01-10 Sa Liu <saliu@de.ibm.com>
16918 Ben Elliston <bje@au.ibm.com>
16920 * spu.h (STACK_SAVE_AREA): Use VOIDmode for SAVE_FUNCTION, SImode
16921 for SAVE_NONLOCAL and Pmode for any other save level.
16922 * spu-protos.h (spu_restore_stack_block): Declare.
16923 * spu.md (save_stack_block): Remove.
16924 (restore_stack_block): Call spu_restore_stack_block.
16925 * spu.c (spu_restore_stack_block): New function.
16926 (spu_expand_epilogue): Remove old comment.
16928 2007-01-09 Zdenek Dvorak <dvorakz@suse.cz>
16930 PR tree-optimization/30322
16931 * tree-ssa-loop-ivopts.c (fold_affine_expr, iv_value): Removed.
16932 (cand_value_at): Return the value as aff_tree.
16933 (may_eliminate_iv): Convert the bound from aff_tree to tree.
16934 * tree-affine.c (aff_combination_add_cst, aff_combination_add_product,
16935 aff_combination_mult): New functions.
16936 (aff_combination_add): Use aff_combination_add_cst.
16937 (aff_combination_convert): Allow conversions to a wider type.
16938 (tree_to_aff_combination): Handle BIT_NOT_EXPR.
16939 * tree-affine.h (aff_combination_mult): Declare.
16941 2007-01-09 Carlos O'Donell <carlos@codesourcery.com>
16943 * doc/tm.texi: Update documentation to reflect reality of exec
16944 and start file search behaviours. Update copyright year.
16945 * doc/invoke.texi: Explain how GCC_EXEC_PREFIX is used to find
16946 header file directories.
16948 2007-01-09 Uros Bizjak <ubizjak@gmail.com>
16950 * config/i386/i386.md (*sinxf2): Rename to *sinxf2_i387.
16951 (*cosxf2): Rename to cosxf2_i387.
16952 (*sindf2, *sinsf2): Extend operand 1 to XFmode. Macroize patterns
16953 using X87MODEF12 mode macro. Rename patterns to
16954 *sin_extend<mode>xf2_i387. Use SSE_FLOAT_MODE_P to disable patterns
16956 (*cosdf2, *cossf2): Ditto.
16957 (sincosdf3, sincossf3): Ditto. Rewrite corresponding splitters
16958 to match extended input operands.
16959 (sincos<mode>3): New expander.
16960 (*sinextendsfdf2, *cosextendsfdf2, *sincosextendsfdf3): Remove
16961 insn patterns and corresponding splitters.
16963 2007-01-09 Kaz Kojima <kkojima@gcc.gnu.org>
16965 * config/sh/t-linux (TARGET_LIBGCC2_CFLAGS): Delete.
16966 (SHLIB_MAPFILES, SHLIB_LINK, SHLIB_INSTALL): Likewise.
16968 2007-01-09 Nicolas Pitre <nico@cam.org>
16971 * arm/ieee754-df.S (Lad_s): Also test the low word of X for zero.
16973 2007-01-08 Geoffrey Keating <geoffk@apple.com>
16975 * target.h (struct gcc_target): New field library_rtti_comdat.
16976 * target-def.h (TARGET_CXX_LIBRARY_RTTI_COMDAT): New.
16977 (TARGET_CXX): Add TARGET_CXX_LIBRARY_RTTI_COMDAT.
16978 * doc/tm.texi (C++ ABI): Document TARGET_CXX_LIBRARY_RTTI_COMDAT.
16979 * config/darwin.h (TARGET_CXX_LIBRARY_RTTI_COMDAT): Define.
16981 2007-01-08 Geoffrey Keating <geoffk@apple.com>
16983 * doc/invoke.texi (Optimize Options): Correct description of -O0.
16985 2007-01-08 Richard Guenther <rguenther@suse.de>
16987 * tree.h (force_fit_type_double): Export.
16988 (force_fit_type): Remove.
16989 * fold-const.c (force_fit_type_double): New function.
16990 (force_fit_type): Remove.
16991 (int_const_binop): Use it.
16992 (fold_convert_const_int_from_int): Likewise.
16993 (fold_convert_const_int_from_real): Likewise.
16994 (fold_div_compare): Likewise.
16995 (fold_sign_changed_comparison): Likewise.
16996 (fold_unary): Likewise.
16997 (fold_negate_const): Likewise.
16998 (fold_abs_const): Likewise.
16999 (fold_not_const): Likewise.
17000 * c-common.c (shorten_compare): Use force_fit_type_double.
17001 * convert.c (convert_to_pointer): Likewise.
17003 2007-01-08 Richard Guenther <rguenther@suse.de>
17005 * tree.h (build_int_cst_wide_type): Export.
17006 * tree.c (build_int_cst_wide_type): New function.
17007 (build_int_cst_wide): Fix comment.
17008 * builtins.c (fold_builtin_object_size): Use build_int_cst
17009 to build -1 or 0 of the correct type. Use fit_double_type
17010 to check for overflow.
17011 * fold-const.c (optimize_bit_field_compare): Use build_int_cst_type
17013 (decode_field_reference): Likewise.
17014 (all_ones_mask_p): Likewise.
17015 (native_interpret_int): Use build_int_cst_wide_type.
17016 (fold_binary): Use build_int_cst_type to build an all-ones
17018 * stor-layout.c (set_sizetype): Use build_int_cst_wide_type.
17020 2007-01-08 Daniel Jacobowitz <dan@codesourcery.com>
17022 * config/pa/t-pa64 (libgcc_stub.a): Use $(T).
17024 2007-01-09 Ben Elliston <bje@au.ibm.com>
17026 * genautomata.c (STATS_OPTION): New option.
17027 (stats_flag): New flag.
17028 (gen_automata_option): Handle it.
17029 (initiate_automaton_gen): Ditto.
17030 (write_automata): Output statistics only if stats_flag is
17031 set. Likewise, output time statistics only if time_flag is set.
17032 * doc/md.texi (Processor pipeline description): Document new flag.
17034 2007-01-08 Richard Guenther <rguenther@suse.de>
17036 * builtins.c (fold_builtin_int_roundingfn): Use fit_double_type.
17037 * tree.c (build_int_cst_type): Likewise.
17038 (size_in_bytes): Don't call force_fit_type on the result.
17039 (int_fits_type_p): Use fit_double_type.
17040 * fold-const.c (fit_double_type): New function.
17041 (force_fit_type): Use it.
17042 * tree.h (fit_double_type): Export.
17044 2007-01-08 Jan Hubicka <jh@suse.cz>
17046 * tree-vectorizer.c (gate_increase_alignment): Fix return type.
17047 * ipa.c (function_and_variable_visibility): Fix return type.
17049 2007-01-08 Richard Guenther <rguenther@suse.de>
17051 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Use type
17052 of offset to build the index.
17053 * tree-pretty-print.c (dump_generic_node): Don't build negated
17054 const just for printing.
17055 * c-pretty-print.c (pp_c_integer_constant): Likewise.
17056 * builtins.c (fold_builtin_int_roundingfn): Check if result
17057 fits the type by using force_fit_type and comparing the result.
17058 * predict.c (predict_loops): Use compare_tree_int for comparison.
17059 * tree.c (build_int_cst): Fall back to integer_type_node for
17061 (build_int_cst_wide): Assert type is non-null.
17063 2007-01-08 Roberto Costa <roberto.costa@st.com>
17065 * tree-vrp.c (extract_range_from_cond_expr): New.
17066 (extract_range_from_expr): Handle COND_EXPR nodes used as expressions.
17067 * tree-ssa-ccp.c (get_maxval_strlen): Handle COND_EXPR nodes used
17069 (fold_stmt): Bug fix, avoid infinite recursion when folding COND_EXPRs.
17070 * tree-ssa-forwprop.c (simplify_cond, forward_propagate_into_cond,
17071 tree_ssa_forward_propagate_single_use_vars): Handle COND_EXPR nodes
17072 used as expressions.
17073 * tree-object-size.c (cond_expr_object_size): New.
17074 (collect_object_sizes_for): Handle COND_EXPR nodes used as expressions.
17076 2007-01-08 Jan Hubicka <jh@suse.cz>
17078 * tree-ssa-forwprop.c (forward_propagate_into_cond,
17079 tree_ssa_forward_propagate_single_use_va): Release defs of propagated
17082 2007-01-08 Richard Guenther <rguenther@suse.de>
17084 PR tree-optimization/23603
17085 * tree-vrp.c (set_value_range_to_truthvalue): New function.
17086 (extract_range_from_binary): Fall back to truthvalue instead of
17087 varying for TRUTH_*_EXPR.
17088 (extract_range_from_comparison): Fall back to truthvalue instead of
17090 (vrp_visit_phi_node): Don't adjust new range bounds to +INF/-INF
17091 if all visited PHI values were constant.
17093 2007-01-08 Jan Hubicka <jh@suse.cz>
17095 * cgraphunit.c (cgraph_process_new_functions): Reset reachable flag.
17096 (cgraph_analyze_function): break out from ...
17097 (cgraph_finalize_compilation_unit): ... here.
17098 (cgraph_expand_function): Remove forgoten commented out line.
17099 (cgraph_optimize): Analyze functions.
17101 2007-01-08 Jan Hubicka <jh@suse.cz>
17103 * tree-pas.h (TODO_remove_function): New flag.
17104 (TODO_update*): Renumber.
17105 (pass_ipa_increase_alignment,
17106 pass_ipa_function_and_variable_visibility): New passes.
17107 * cgraphunit.c (cgraph_increase_alignment): Move to tree-vectorizer.c
17108 (cgraph_function_and_variable_visibility): Move to ipa.c
17109 (cgraph_optimize): Don't call cgraph_function_and_variable_visibility,
17110 cgraph_increase_alignment.
17111 * ipa-inline.c (cgraph_decide_inlining): Don't push timevar.
17112 (cgraph_decide_inlining_incrementally): Push TV_INTEGRATION before
17113 calling tree-inline.
17114 (cgraph_early_inlining): Do not call cgraph_remove_unreachable_nodes.
17115 (pass_ipa_inline, pass_early_ipa_inlining): Set TODO_remove_functions
17116 * tree-vectorizer.c (increase_alignment): Move here from cgraphunit.c
17117 (gate_increase_alignment): New function.
17118 (pass_ipa_increase_alignment): New pass.
17119 * ipa.c: Inline tree-pass.h and timevar.h
17120 (function_and_variable_visibility): Move here from cgraphunit.c
17121 * tree-optimize.c (pass_early_local_passes): Add TODO_remove_functions.
17122 * passes.c (init_optimization_passes): Add the two new passes.
17123 (execute_todo): Handle cgraph_remove_functions.
17125 2007-01-08 Nick Clifton <nickc@redhat.com>
17127 * config/frv/predicates.md (reg_or_0_operand): Accept
17130 2007-01-08 Ralf Corsépius <ralf.corsepius@rtems.org>
17132 * config/bfin/rtems.h, config/bfin/t-rtems: New.
17133 * config.gcc: Add bfin*-rtems*.
17135 2007-01-08 Mark Shinwell <shinwell@codesourcery.com>
17137 * c.opt: Add -flax-vector-conversions.
17138 * c-typeck.c (convert_for_assignment): Pass flag to
17139 vector_types_convertible_p to allow emission of note.
17140 (digest_init): Likewise.
17141 * c-opts.c: Handle -flax-vector-conversions.
17142 * c-common.c (flag_lax_vector_conversions): New.
17143 (vector_types_convertible_p): Unless -flax-vector conversions
17144 has been passed, disallow conversions between vectors with
17145 differing numbers of subparts and/or element types. If such
17146 a conversion is disallowed, possibly emit a note on the first
17147 occasion only to inform the user of -flax-vector-conversions.
17148 The new last argument specifies this.
17149 * c-common.h (flag_lax_vector_conversions): New.
17150 (vector_types_convertible_p): Add extra argument.
17151 * config/i386/i386.c (ix86_init_mmx_sse_builtins): Use
17152 char_type_node for V*QI type vectors.
17153 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins):
17154 Update to satisfy new typechecking rules.
17155 * config/rs6000/altivec.h (vec_cmple): Use vec_cmpge, for both
17156 C and C++ variants.
17157 * doc/invoke.texi (C Dialect Options): Document
17158 -flax-vector-conversions.
17160 2007-01-08 Mark Shinwell <shinwell@codesourcery.com>
17162 PR tree-optimization/29877
17163 * tree-ssa-ter.c (is_replaceable_p): Deem assignments with
17164 a register variable on the RHS to not be replaceable.
17166 2007-01-08 Chen Liqin <liqin@sunnorth.com.cn>
17167 * config/score/t-score-elf (MULTILIB_OPTIONS): Change.
17168 * config/score/predicates.md (const_uimm5, sr0_operand, const_simm12,
17169 const_simm15, const_pow2, const_npow2): Added.
17170 * config/score/misc.md (insv, extv, extzv, movmemsi,
17171 move_lbu_a/b, mov_lhu_a/b etc): Added and fix some bug.
17172 * config/score/score.c (score_address_cost, score_select_cc_mode):
17174 Change CONST_OK_FOR_LETTER_P/EXTRA_CONSTRAINT define.
17175 Update score_rtx_costs for MACRO TARGET_RTX_COSTS.
17176 Update score_print_operand.
17177 * config/score/score.h (DATA_ALIGNMENT, SELECT_CC_MODE): Added.
17178 Adjust register allocate order and update some macro define.
17179 * config/score/score-mdaux.c (mdx_unaligned_load, mdx_unsigned_store,
17180 mdx_block_move_straight, mdx_block_move_loop_head,
17181 mdx_block_move_loop_body, mdx_block_move_loop_foot, mdx_block_move_loop,
17182 mdx_block_move): Added.
17183 (mdx_movsicc, mdp_select_add_imm, mdp_select, mds_zero_extract_andi,
17184 mdp_limm): Updated and fix some bug and typo.
17185 * config/score/score.md (movqi/hi/si, add/sub/zero/ext): Updated.
17186 (movsf, movdf, doloop_end): Added.
17188 2007-01-08 Kazu Hirata <kazu@codesourcery.com>
17190 * config/arm/arm.c, config/arm/arm.h, config/arm/arm.md,
17191 config/arm/thumb2.md: Fix comment typos.
17192 * doc/extend.texi: Fix a typo.
17194 2007-01-07 Eric Christopher <echristo@apple.com>
17196 * configure.ac: Check for __stack_chk_fail for darwin.
17197 * configure: Regenerate.
17199 2007-01-07 Richard Guenther <rguenther@suse.de>
17201 * tree-vrp.c (extract_range_from_assert): CSE calls to
17202 compare_values where possible.
17203 (extract_range_from_unary_expr): Likewise.
17205 2007-01-07 Anatoly Sokolov <aesok@post.ru>
17207 * config/avr/avr-protos.h (call_insn_operand): Delete prototype.
17208 * config/avr/avr.c (call_insn_operand): Delete function.
17209 * config/avr/avr.md (*pushqi, *pushhi, *pushsi, *pushsf): Use REG_SP
17210 instead of register number. Use predicates.
17211 * config/avr/predicates.md (const0_operand, reg_or_0_operand,
17212 call_insn_operand): Add.
17214 2007-01-06 Jan Hubicka <jh@suse.cz>
17216 * tree-pass.h (pass_build_cgraph_edges): Declare.
17217 * cgraphunit.c (record_refernece): Move to cgraphbuild.c
17218 (visited_nodes): Remove.
17219 (cgraph_create_edges): Move to cgraphbuild.c; rename to
17220 build_cgrpah_edges; make visited_nodes local.
17221 (cgraph_process_new_functions): DO not call initialize_inline_failed.
17222 (record_references_in_initializer): Move to cgraphbuild.c
17223 (initialize_inline_failed, rebuild_cgraph_edges,
17224 pass_rebuild_cgraph_edges): Move to cgraphbuild.c.
17225 (verify_cgraph_node): Make visited_nodes local.
17226 (cgraph_analyze_function): Do not call cgraph_create_edges and
17227 initialize_inline_failed.
17228 (cgraph_expand_function): Do not call cgraph_lower_function;
17229 assert that function is already lowered.
17230 * Makefile.in (cgraphbuild.o): New.
17231 * passes.c (init_optimization_passes): Add pass_build_cgraph_edges
17232 at the end of lowering passes.
17234 2007-01-06 Steven Bosscher <steven@gcc.gnu.org>
17236 * ifcvt.c (cond_move_convert_if_block): New function, code
17237 factored out from...
17238 (cond_move_process_if_block): ...here. Call the new function
17239 on the THEN and ELSE blocks.
17240 (merge_if_block): Do not copy global_live_at_end, merge_blocks
17241 already takes care of this.
17243 2007-01-05 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
17246 * tree.h (TREE_OVERFLOW_P): New.
17247 * c-typeck.c (parser_build_unary_op): Warn only if result
17248 overflowed and operands did not.
17249 (parser_build_binary_op): Likewise.
17250 (convert_for_assignment): Remove redundant overflow_warning.
17251 * c-common.c (overflow_warning): Don't check or set TREE_OVERFLOW.
17253 2007-01-05 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
17255 * c-typeck.c (store_init_value): Split over two lines to follow
17256 the GNU coding style.
17258 2007-01-05 Benjamin Kosnik <bkoz@redhat.com>
17260 * c-cppbuiltin.c (c_cpp_builtins): __GXX_EXPERIMENTAL_CPP0X__ to
17261 __GXX_EXPERIMENTAL_CXX0X__.
17262 * doc/cpp.texi: Same.
17264 2007-01-05 Richard Guenther <rguenther@suse.de>
17266 PR middle-end/27826
17267 * tree.c (get_narrower): Do not construct COMPONENT_REFs
17268 with mismatched types. Instead explicitly build a
17269 conversion NOP_EXPR.
17271 2007-01-05 Ian Lance Taylor <iant@google.com>
17273 * c-common.c (decl_with_nonnull_addr_p): New function.
17274 (c_common_truthvalue_conversion): Call it.
17275 * c-typeck.c (build_binary_op): Likewise.
17276 * c-common.h (decl_with_nonnull_addr_p): Declare.
17278 2007-01-05 Jakub Jelinek <jakub@redhat.com>
17281 * libgcc2.c (__divdc3): Compare c and d against 0.0 instead of
17284 2007-01-05 Joel Brobecker <brobecker@adacore.com>
17286 * doc/install.texi (Final install): Document the fact that
17287 the GNAT runtime should not be stripped.
17289 2007-01-04 Jan Hubicka <jh@suse.cz>
17291 * tree-inline.c (fold_marked_statements): Update operand caches
17292 and EH after folding
17294 2007-01-04 Ian Lance Taylor <iant@google.com>
17296 * c-common.c (check_function_nonnull): Whitespace fix.
17298 2007-01-04 Jan Hubicka <jh@suse.cz>
17300 * tree-optimize.c (execute_fixup_cfg): Correct previously mistakely
17301 comitted older version of patch.
17302 (pass_fixup_cfg): Add TODOs to verify flow and statements, dump
17303 function, celanup cfg and collect garbage.
17305 2007-01-04 Mike Stump <mrs@apple.com>
17307 * Makefile.in (mostlyclean): Don't remove libgcc anymore.
17310 2007-01-04 Eric Christopher <echristo@apple.com>
17312 * libgcc2.c (__bswapsi2): Use SItype.
17313 (__bswapdi2): Use DItype.
17314 * libgcc2.h: Update for above.
17316 2007-01-04 Paul Brook <paul@codesourcery.com>
17318 * config/arm/arm.md (arm_mulsi3, thumb_mulsi3, mulsi3_compare0,
17319 mulsi_compare0_scratch, mulsi3addsi, mulsi3addsi_compare0,
17320 mulsi3addsi_compare0_scratch, mulsidi3adddi, mulsidi3,
17321 umulsidi3, umulsidi3adddi, smulsi3_highpart,
17322 umulsi3_highpart): Make conditional on !arm_arch6.
17323 (arm_mulsi3_v6, thumb_mulsi3_v6, mulsi3_compare0_v6,
17324 mulsi_compare0_scratch_v6, mulsi3addsi_v6, mulsi3addsi_compare0_v6,
17325 mulsi3addsi_compare0_scratch_v6, mulsidi3adddi_v6, mulsidi3_v6,
17326 umulsidi3_v6, umulsidi3adddi_v6, smulsi3_highpart_v6,
17327 umulsi3_highpart_v6): New insns.
17329 2007-01-04 Roger Sayle <roger@eyesopen.com>
17331 * fold-const.c (fold_convert): When casting an expression to void,
17332 fold_ignored_result may discover a GIMPLE_MODIFY_STMT which doesn't
17333 have a type. Instead of attempting to build a NOP_EXPR, return
17334 these "special" trees directly.
17336 2007-01-04 Joseph Myers <joseph@codesourcery.com>
17338 * config/rs6000/rs6000.c (rs6000_rtx_costs): Make adjustment for
17339 MULT inside MINUS as either argument. Use rs6000_cost->dmul -
17340 rs6000_cost->fp not 0 as adjustment for outer NEG.
17342 2007-01-04 Jan Hubicka <jh@suse.cz>
17344 * cgraph.c (cgraph_release_function_body): New function.
17345 (cgraph_remove_node): Use it.
17346 * cgraph.h (cgraph_release_function_body): Declare.
17347 * cgraphunit.c (cgraph_expand_function): Use it.
17348 * ipa.c (cgraph_remove_unreahchable_nodes): Use it.
17349 * tree-ssa.c (delete_tree_ssa): Allow to be called before aliasing
17350 is initialized and while compilation of other function is running.
17351 * tree-optimize.c (execute_free_cfg_annotations): Move code to clear
17352 statement CFG annotations from here to ...
17353 * tree-cfg.c (delete_tree_cfg_annotations): ... here.
17355 2007-01-04 Zdenek Dvorak <dvorakz@suse.cz>
17357 * cfgloop.h (enum li_flags): Make the constants powers of two.
17359 2007-01-04 Jan Hubicka <jh@suse.cz>
17361 * tree-inline.c (copy_bb): Insert new statements to statements_to_fold
17363 (fold_marked_statements): New function.
17364 (optimize_inline_calls, tree_function_versioning): Fold new statements.
17365 * tree-inline.h (copy_body_data): Add statements_to_fold.
17367 2007-01-03 Daniel Jacobowitz <dan@codesourcery.com>
17369 * config.gcc: Mention libgcc/config.host.
17370 * Makefile.in: Update comments mentioning libgcc.
17371 (LIBGCC, INSTALL_LIBGCC, GCC_PARTS, mklibgcc): Delete.
17372 (all.cross, start.encap, rest.encap, rest.cross): Update
17373 dependencies for libgcc move.
17374 (libgcc.mk, LIBGCC_DEPS, libgcov.a, libgcc.a, stmp-multilib)
17375 (clean-target, clean-target-libgcc): Delete.
17376 (srcdirify, GCC_EXTRA_PARTS): New macros.
17377 (libgcc-support, libgcc.mvars): New rules.
17378 (distclean): Remove mention of mklibgcc.
17379 (install): Don't reference INSTALL_LIBGCC.
17380 (install-common): Don't reference EXTRA_PARTS.
17381 (install-libgcc, install-multilib): Delete rules.
17382 * mklibgcc.in: Delete file.
17383 * doc/configfiles.texi: Don't mention mklibgcc.
17385 * config/i386/t-darwin (SHLIB_VERPFX): Delete (moved to libgcc).
17386 * config/i386/t-darwin64 (SHLIB_VERPFX): Likewise.
17387 * config/rs6000/t-darwin (SHLIB_VERPFX): Likewise.
17388 * config/rs6000/t-ppccomm (TARGET_LIBGCC2_CFLAGS, SHLIB_MAPFILES)
17389 (mklibgcc, ldblspecs): Likewise.
17391 * config/i386/t-nwld (libgcc.def, libc.def, libpcre.def)
17392 (posixpre.def): Use $(T).
17393 (SHLIB_EXT, SHLIB_NAME, SHLIB_SLIBDIR_QUAL, SHLIB_DEF, SHLIB_MAP)
17394 (SHLIB_SRC, SHLIB_INSTALL): Delete.
17395 (SHLIB_LINK): Make dummy.
17396 * config/t-slibgcc-darwin: Delete contents except for dummy SHLIB_LINK.
17398 * config/frv/t-linux (EXTRA_MULTILIB_PARTS): Clear.
17400 * config/alpha/t-crtfm: Use $(T) in rules for EXTRA_PARTS.
17401 * config/alpha/t-vms, config/alpha/t-vms64, config/fr30/t-fr30,
17402 config/i386/t-rtems-i386, config/ia64/t-ia64, config/rs6000/t-beos,
17403 config/rs6000/t-newas, config/sparc/t-elf: Likewise.
17405 * configure.ac (all_outputs): Remove mklibgcc.
17406 * configure: Regenerated.
17408 2007-01-03 Josh Conner <jconner@apple.com>
17410 PR middle-end/29683
17411 * calls.c (compute_argument_addresses): Set stack and stack_slot
17412 for partial args, too.
17413 (store_one_arg): Use locate.size.constant for the size when
17414 generating a save_area.
17416 2007-01-03 Robert Kennedy <jimbob@google.com>
17418 * tree-cfg.c (tree_merge_blocks): Release SSA_NAME phi results
17419 whose definitions are deleted due to basic block merging.
17421 2007-01-03 Paul Brook <paul@codesourcery.com>
17424 * config/arm/arm.c (output_return_instruction): Pop PC in interrupt
17426 (use_return_insn): Return 0 for Thumb interrupt functions.
17427 (print_multi_reg): Add rfe argument for IRQ returns.
17428 (arm_output_epilogue): Pop interrupt return address directly into PC.
17429 (arm_expand_prologue): Only adjust IRQ return address in Arm mode.
17431 2007-01-03 Paul Brook <paul@codesourcery.com>
17433 Merge from sourcerygxx-4_1.
17434 * config/arm/thumb2.md: New file.
17435 * config/arm/elf.h (JUMP_TABLES_IN_TEXT_SECTION): Return True for
17437 * config/arm/coff.h (JUMP_TABLES_IN_TEXT_SECTION): Ditto.
17438 * config/arm/aout.h (ASM_OUTPUT_ADDR_VEC_ELT): Add !Thumb-2 assertion.
17439 (ASM_OUTPUT_ADDR_DIFF_ELT): Output Thumb-2 jump tables.
17440 * config/arm/aof.h (ASM_OUTPUT_ADDR_DIFF_ELT): Output Thumb-2 jump
17442 (ASM_OUTPUT_ADDR_VEC_ELT): Add !Thumb-2 assertion.
17443 * config/arm/ieee754-df.S: Use macros for Thumb-2/Unified asm
17445 * config/arm/ieee754-sf.S: Ditto.
17446 * config/arm/arm.c (thumb_base_register_rtx_p): Rename...
17447 (thumb1_base_register_rtx_p): ... to this.
17448 (thumb_index_register_rtx_p): Rename...
17449 (thumb1_index_register_rtx_p): ... to this.
17450 (thumb_output_function_prologue): Rename...
17451 (thumb1_output_function_prologue): ... to this.
17452 (thumb_legitimate_address_p): Rename...
17453 (thumb1_legitimate_address_p): ... to this.
17454 (thumb_rtx_costs): Rename...
17455 (thumb1_rtx_costs): ... to this.
17456 (thumb_compute_save_reg_mask): Rename...
17457 (thumb1_compute_save_reg_mask): ... to this.
17458 (thumb_final_prescan_insn): Rename...
17459 (thumb1_final_prescan_insn): ... to this.
17460 (thumb_expand_epilogue): Rename...
17461 (thumb1_expand_epilogue): ... to this.
17462 (arm_unwind_emit_stm): Rename...
17463 (arm_unwind_emit_sequence): ... to this.
17464 (thumb2_legitimate_index_p, thumb2_legitimate_address_p,
17465 thumb1_compute_save_reg_mask, arm_dwarf_handle_frame_unspec,
17466 thumb2_index_mul_operand, output_move_vfp, arm_shift_nmem,
17467 arm_save_coproc_regs, thumb_set_frame_pointer, arm_print_condition,
17468 thumb2_final_prescan_insn, thumb2_asm_output_opcode, arm_output_shift,
17469 thumb2_output_casesi): New functions.
17470 (TARGET_DWARF_HANDLE_FRAME_UNSPEC): Define.
17471 (FL_THUMB2, FL_NOTM, FL_DIV, FL_FOR_ARCH6T2, FL_FOR_ARCH7,
17472 FL_FOR_ARCH7A, FL_FOR_ARCH7R, FL_FOR_ARCH7M, ARM_LSL_NAME,
17473 THUMB2_WORK_REGS): Define.
17474 (arm_arch_notm, arm_arch_thumb2, arm_arch_hwdiv, arm_condexec_count,
17475 arm_condexec_mask, arm_condexec_masklen)): New variables.
17476 (all_architectures): Add armv6t2, armv7, armv7a, armv7r and armv7m.
17477 (arm_override_options): Check new CPU capabilities.
17478 Set new architecture flag variables.
17479 (arm_isr_value): Handle v7m interrupt functions.
17480 (user_return_insn): Return 0 for v7m interrupt functions. Handle
17482 (const_ok_for_arm): Handle Thumb-2 constants.
17483 (arm_gen_constant): Ditto. Use movw when available.
17484 (arm_function_ok_for_sibcall): Return false for v7m interrupt
17486 (legitimize_pic_address, arm_call_tls_get_addr): Handle Thumb-2.
17487 (thumb_find_work_register, arm_load_pic_register,
17488 legitimize_tls_address, arm_address_cost, load_multiple_sequence,
17489 emit_ldm_seq, emit_stm_seq, arm_select_cc_mode, get_jump_table_size,
17490 print_multi_reg, output_mov_long_double_fpa_from_arm,
17491 output_mov_long_double_arm_from_fpa, output_mov_double_fpa_from_arm,
17492 output_mov_double_fpa_from_arm, output_move_double,
17493 arm_compute_save_reg_mask, arm_compute_save_reg0_reg12_mask,
17494 output_return_instruction, arm_output_function_prologue,
17495 arm_output_epilogue, arm_get_frame_offsets, arm_regno_class,
17496 arm_output_mi_thunk, thumb_set_return_address): Ditto.
17497 (arm_expand_prologue): Handle Thumb-2. Use arm_save_coproc_regs.
17498 (arm_coproc_mem_operand): Allow POST_INC/PRE_DEC.
17499 (arithmetic_instr, shift_op): Use arm_shift_nmem.
17500 (arm_print_operand): Use arm_print_condition. Handle '(', ')', '.',
17502 (arm_final_prescan_insn): Use extract_constrain_insn_cached.
17503 (thumb_expand_prologue): Use thumb_set_frame_pointer.
17504 (arm_file_start): Output directive for unified syntax.
17505 (arm_unwind_emit_set): Handle stack alignment instruction.
17506 * config/arm/lib1funcs.asm: Remove default for __ARM_ARCH__.
17507 Add v6t2, v7, v7a, v7r and v7m.
17508 (RETLDM): Add Thumb-2 code.
17509 (do_it, shift1, do_push, do_pop, COND, THUMB_SYNTAX): New macros.
17510 * config/arm/arm.h (TARGET_CPU_CPP_BUILTINS): Define __thumb2__.
17511 (TARGET_THUMB1, TARGET_32BIT, TARGET_THUMB2, TARGET_DSP_MULTIPLY,
17512 TARGET_INT_SIMD, TARGET_UNIFIED_ASM, ARM_FT_STACKALIGN, IS_STACKALIGN,
17513 THUMB2_TRAMPOLINE_TEMPLATE, TRAMPOLINE_ADJUST_ADDRESS,
17514 ASM_OUTPUT_OPCODE, THUMB2_GO_IF_LEGITIMATE_ADDRESS,
17515 THUMB2_LEGITIMIZE_ADDRESS, CASE_VECTOR_PC_RELATIVE,
17516 CASE_VECTOR_SHORTEN_MODE, ADDR_VEC_ALIGN, ASM_OUTPUT_CASE_END,
17517 ADJUST_INSN_LENGTH): Define.
17518 (TARGET_REALLY_IWMMXT, TARGET_IWMMXT_ABI, CONDITIONAL_REGISTER_USAGE,
17519 STATIC_CHAIN_REGNUM, HARD_REGNO_NREGS, INDEX_REG_CLASS,
17520 BASE_REG_CLASS, MODE_BASE_REG_CLASS, SMALL_REGISTER_CLASSES,
17521 PREFERRED_RELOAD_CLASS, SECONDARY_OUTPUT_RELOAD_CLASS,
17522 SECONDARY_INPUT_RELOAD_CLASS, LIBCALL_VALUE, FUNCTION_VALUE_REGNO_P,
17523 TRAMPOLINE_SIZE, INITIALIZE_TRAMPOLINE, HAVE_PRE_INCREMENT,
17524 HAVE_POST_DECREMENT, HAVE_PRE_DECREMENT, HAVE_PRE_MODIFY_DISP,
17525 HAVE_POST_MODIFY_DISP, HAVE_PRE_MODIFY_REG, HAVE_POST_MODIFY_REG,
17526 REGNO_MODE_OK_FOR_BASE_P, LEGITIMATE_CONSTANT_P,
17527 REG_MODE_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P, GO_IF_LEGITIMATE_ADDRESS,
17528 LEGITIMIZE_ADDRESS, THUMB2_LEGITIMIZE_ADDRESS,
17529 GO_IF_MODE_DEPENDENT_ADDRESS, MEMORY_MOVE_COST, BRANCH_COST,
17530 ASM_APP_OFF, ASM_OUTPUT_CASE_LABEL, ARM_DECLARE_FUNCTION_NAME,
17531 FINAL_PRESCAN_INSN, PRINT_OPERAND_PUNCT_VALID_P,
17532 PRINT_OPERAND_ADDRESS): Adjust for Thumb-2.
17533 (arm_arch_notm, arm_arch_thumb2, arm_arch_hwdiv): New declarations.
17534 * config/arm/arm-cores.def: Add arm1156t2-s, cortex-a8, cortex-r4 and
17536 * config/arm/arm-tune.md: Regenerate.
17537 * config/arm/arm-protos.h: Update prototypes.
17538 * config/arm/vfp.md: Enable patterns for Thumb-2.
17539 (arm_movsi_vfp): Add movw alternative. Use output_move_vfp.
17540 (arm_movdi_vfp, movsf_vfp, movdf_vfp): Use output_move_vfp.
17541 (thumb2_movsi_vfp, thumb2_movdi_vfp, thumb2_movsf_vfp,
17542 thumb2_movdf_vfp, thumb2_movsfcc_vfp, thumb2_movdfcc_vfp): New.
17543 * config/arm/libunwind.S: Add Thumb-2 code.
17544 * config/arm/constraints.md: Update include Thumb-2.
17545 * config/arm/ieee754-sf.S: Add Thumb-2/Unified asm support.
17546 * config/arm/ieee754-df.S: Ditto.
17547 * config/arm/bpabi.S: Ditto.
17548 * config/arm/t-arm (MD_INCLUDES): Add thumb2.md.
17549 * config/arm/predicates.md (low_register_operand,
17550 low_reg_or_int_operand, thumb_16bit_operator): New.
17551 (thumb_cmp_operand, thumb_cmpneg_operand): Rename...
17552 (thumb1_cmp_operand, thumb1_cmpneg_operand): ... to this.
17553 * config/arm/t-arm-elf: Add armv7 multilib.
17554 * config/arm/arm.md: Update patterns for Thumb-2 and Unified asm.
17556 (UNSPEC_STACK_ALIGN, ce_count): New.
17557 (arm_incscc, arm_decscc, arm_umaxsi3, arm_uminsi3,
17558 arm_zero_extendsidi2, arm_zero_extendqidi2): New
17560 * config/arm/fpa.md: Update patterns for Thumb-2 and Unified asm.
17561 (thumb2_movsf_fpa, thumb2_movdf_fpa, thumb2_movxf_fpa,
17562 thumb2_movsfcc_fpa, thumb2_movdfcc_fpa): New insns.
17563 * config/arm/cirrus.md: Update patterns for Thumb-2 and Unified asm.
17564 (cirrus_thumb2_movdi, cirrus_thumb2_movsi_insn,
17565 thumb2_cirrus_movsf_hard_insn, thumb2_cirrus_movdf_hard_insn): New
17567 * doc/extend.texi: Document ARMv7-M interrupt functions.
17568 * doc/invoke.texi: Document Thumb-2 new cores+architectures.
17570 2007-01-03 Jakub Jelinek <jakub@redhat.com>
17572 * unwind-dw2.c (SIGNAL_FRAME_BIT, EXTENDED_CONTEXT_BIT): Define.
17573 (struct _Unwind_Context): Rename args_size to flags, remove
17574 signal_frame field, add a new args_size field and version field.
17575 (_Unwind_IsSignalFrame, _Unwind_SetSignalFrame,
17576 _Unwind_IsExtendedContext): New inline functions.
17577 (_Unwind_GetGR, _Unwind_SetGR, _Unwind_GetGRPtr, _Unwind_SetGRPtr):
17578 Assume by_value array is only present if _Unwind_IsExtendedContext.
17579 (_Unwind_GetIPInfo, execute_cfa_program, uw_frame_state_for): Use
17580 _Unwind_IsSignalFrame.
17581 (__frame_state_for): Initialize context.flags to EXTENDED_CONTEXT_BIT.
17582 (uw_update_context_1): Use _Unwind_SetSignalFrame.
17583 (uw_init_context_1): Initialize context->flags to
17584 EXTENDED_CONTEXT_BIT.
17585 * config/rs6000/linux-unwind.h (frob_update_context): Use
17586 _Unwind_SetSignalFrame.
17588 2007-01-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
17590 PR middle-end/30353
17591 * gimplify.c (gimplify_modify_expr_complex_part): Move below
17592 tree_to_gimple_tuple. Call tree_to_gimple_tuple when we need
17595 2007-01-03 Kazu Hirata <kazu@codesourcery.com>
17597 * config/i386/i386.h (NON_STACK_REG_P, REGNO_OK_FOR_SIREG_P,
17598 REGNO_OK_FOR_DIREG_P, REWRITE_ADDRESS, ASM_OPERAND_LETTER,
17599 RET, AT_SP): Remove.
17600 * config/i386/i386.md (*sse_prologue_save_insn): Use return
17603 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
17604 * cfgbuild.c (find_basic_blocks): Likewise.
17605 * cfgrtl.c (rtl_create_basic_block): Likewise.
17606 * function.c (temp_slots_at_level): Likewise.
17607 * reg-stack.c (stack_regs_mentioned): Likewise.
17608 * regclass.c (allocate_reg_info): Likewise.
17609 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
17610 set_bb_for_stmt, move_block_to_fn): Likewise.
17611 * tree-complex.c (tree_lower_complex): Likewise.
17612 * vec.h (VEC_safe_grow_cleared): New.
17614 * cgraphunit.c, tree-ssa-alias.c: Fix comment typos.
17616 2007-01-03 Zdenek Dvorak <dvorakz@suse.cz>
17618 * loop-unswitch.c (unswitch_loop): Pass probabilities to loopify.
17619 * tree-ssa-loop-unswitch.c (tree_unswitch_loop): Pass probabilities
17621 * cfgloopmanip.c (scale_loop_frequencies): Export.
17622 (loopify): Scale the frequencies by prescribed coefficients.
17623 (set_zero_probability): New function.
17624 (duplicate_loop_to_header_edge): Improve updating of frequencies.
17625 (lv_adjust_loop_entry_edge, loop_version): Set probabilities
17626 and frequencies according to arguments.
17627 * tree-ssa-loop-manip.c (tree_unroll_loop): Set probabilities
17629 * cfg.c (scale_bbs_frequencies_int): Allow scaling the frequencies up.
17630 * modulo-sched.c (sms_schedule): Set probabilities for entering
17631 versioned loop correctly.
17632 * tree-vect-transform.c (vect_transform_loop): Ditto.
17633 * cfgloop.h (loopify, loop_version): Declaration changed.
17634 (scale_loop_frequencies): Declared.
17636 2007-01-02 Jan Hubicka <jh@suse.cz>
17638 * cgraph.c: Include tree-flow.h
17639 (cgraph_add_new-function): Handle IPA_SSA mode; execute
17640 early_local_passes.
17641 * cgraph.h (enum cgraph_state): Add CGRAPH_STATE_IPA_SSA.
17642 * tree-pass.h (pass_all_early_optimizations): Declare.
17643 * cgraphunit.c (cgraph_process_new_functions): Add IPA_SSA; execute
17644 early_local_passes.
17645 (cgraph_analyze_function): Do early_local_passes.
17646 * tree-mudflap.c (mf_decl_cache_locals, mf_build_check_statement_for):
17647 Do not add referenced vars.
17648 * tree-optimize.c (gate_all_optimizations): Do not execute when not in
17650 (gate_all_early_local_passes): New gate.
17651 (pass_early_local_passes): Use new gate.
17652 (execute_early_local_optimizations): New functions.
17653 (gate_all_early_optimizations): New gate.
17654 (pass_all_early_optimizations): New pass.
17655 (execute_free_datastructures): Free SSA only when initialized.
17656 (gate_init_datastructures): Init only when optimizing.
17657 (tree_lowering_passes): Do early local passes when called late.
17658 * tree-profile.c (do_tree_profiling): Don't profile functions added
17660 (do_early_tree_profiling, pass_early_tree_profile): Kill.
17661 * tree-cfg.c (update_modified_stmts): Do not update when operands are
17663 * passes.c (init_optimizations_passes): Reorder so we go into SSA
17664 during early_local_passes.
17665 * Makefile.in (cgraph.o): Add dependency on tree-flow.h.
17668 2007-01-02 Carlos O'Donell <carlos@codesourcery.com>
17670 * Makefile.in: Update copyright year.
17672 2007-01-02 Carlos O'Donell <carlos@codesourcery.com>
17674 * Makefile.in: Export GCC_EXEC_PREFIX before calling $(RUNTEST)
17675 in $(lang_checks) and check-consistency targets.
17677 2007-01-02 Jan Hubicka <jh@suse.cz>
17679 * tree-mudflap.c (mf_decl_cache_locals, mf_build_check_statement_for):
17680 Do not add referenced vars.
17681 * tree-cfg.c (update_modified_stmts): Do not update when SSA operands
17683 * passes.c (init_optimization_passes): Put mudflap_2 after
17684 free_datastructures.
17686 2007-01-02 Jan Hubicka <jh@suse.cz>
17688 * tree-optimize (execute_fixup_cfg): Set after_inlining flag.
17689 Set NOTHROW flag on call statements proved to be nothrow.
17690 Update statement of local calls so new pure/const functions are
17691 updated. Update_ssa when in ssa form. Mark PHI nodes of nonlocal
17693 (tree_rest_of_compilation): Register hooks and initialize bitmap
17694 early. Do not set after_inlining flag.
17696 2007-01-02 Steve Ellcey <sje@cup.hp.com>
17698 * sbitmap.c (HOST_BITS_PER_LONG_LONG): Change to
17699 HOST_BITS_PER_LONGLONG
17701 2007-01-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
17704 * c-typeck.c (store_init_value): Don't emit pedantic overflow
17705 warning for non-static initializers.
17707 2007-01-02 Steven Bosscher <steven@gcc.gnu.org>
17709 * config/alpha/alpha.md, arm/arm.c, darwin.c, frv/frv.md,
17710 m32r/m32r.c, m32r/m32r.c, mn10300/mn10300.md, pa/pa.c,
17711 rs6000/rs6000.c, s390/s390.md, sh/sh.md, sparc/sparc.c:
17712 Always use set_unique_reg_note to add REG_EQUAL notes.
17714 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
17717 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
17719 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
17720 * cfgbuild.c (find_basic_blocks): Likewise.
17721 * cfgrtl.c (rtl_create_basic_block): Likewise.
17722 * function.c (temp_slots_at_level): Likewise.
17723 * reg-stack.c (stack_regs_mentioned): Likewise.
17724 * regclass.c (allocate_reg_info): Likewise.
17725 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
17726 set_bb_for_stmt, move_block_to_fn): Likewise.
17727 * tree-complex.c (tree_lower_complex): Likewise.
17728 * vec.h (VEC_safe_grow_cleared): New.
17730 2007-01-02 Ian Lance Taylor <iant@google.com>
17732 * c-common.c (c_common_truthvalue_conversion): When warning about
17733 using an assignment as a truth value, set TREE_NO_WARNING.
17735 2007-01-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
17738 * c.opt (Wold-style-declaration): New.
17739 * doc/invoke.texi (C-only Warning Options): New.
17740 (Wold-style-declaration): Document it.
17741 (Wextra): Enabled by -Wextra.
17742 * c-opts.c (c_common_post_options): Enabled by -Wextra.
17743 * c-decl.c (declspecs_add_scspec): Replace -Wextra with
17744 -Wold-style-declaration.
17746 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
17748 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
17749 * cfgbuild.c (find_basic_blocks): Likewise.
17750 * cfgrtl.c (rtl_create_basic_block): Likewise.
17751 * function.c (temp_slots_at_level): Likewise.
17752 * reg-stack.c (stack_regs_mentioned): Likewise.
17753 * regclass.c (allocate_reg_info): Likewise.
17754 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
17755 set_bb_for_stmt, move_block_to_fn): Likewise.
17756 * tree-complex.c (tree_lower_complex): Likewise.
17757 * vec.h (VEC_safe_grow_cleared): New.
17759 2007-01-02 Douglas Gregor <doug.gregor@gmail.com>
17761 * c-common.c (c_common_nodes_and_builtins): Since variants of
17762 void_type_node get built before it is given a name, we need to
17763 give those variants the name, too.
17764 (complete_array_type): We need to work with the canonical main
17765 type of the array, from which we will build the qualified version.
17766 * params.def (PARAM_VERIFY_CANONICAL_TYPES): New.
17767 * print-tree.c (print_node): Display canonical type information
17769 * stor-layout.c (layout_type): When we don't know the
17770 alignment of a type for which we're building an array, we end up
17771 guessing wrong, so make the type require structural equality.
17772 * tree.c (make_node_stat): When we build a new type, it is its
17773 own canonical type.
17774 (build_type_attribute_qual_variant): When building an attribute
17775 variant, its canonical type is the non-attribute variant. However,
17776 if the attributes are target-dependent and they differ, we need to
17777 use structural equality checks for this type.
17778 (build_qualified_type): A qualified type is not equivalent to its
17779 unqualified variant; set the canonical type appropriately.
17780 (build_distinct_type_copy): When building a distinct type from
17781 another type, the new type is its own canonical type.
17782 (build_variant_type_copy): When building a new type variant, we
17783 assume that it is equivalent to the original type.
17784 (build_pointer_type_for_mode): When building a pointer type, also
17785 build a canonical type pointer.
17786 (build_reference_type_for_mode): When building a reference type,
17787 also build a canonical type reference.
17788 (build_index_type): When we can't hash an index type (e.g.,
17789 because its maximum value is negative), the index type requires
17790 structural equality tests.
17791 (build_array_type): Build the canonical form of an array type.
17792 (build_function_type): Function types require structural equality,
17793 because they contain default arguments, attributes, etc.
17794 (build_method_type_directly): Ditto for method types.
17795 (build_offset_type): Build the canonical offset type.
17796 (build_complex_type): Build the canonical vector type.
17797 (make_vector_type): Build the canonical vector type.
17798 * tree.h (TYPE_CANONICAL): New.
17799 (TYPE_STRUCTURAL_EQUALITY_P): New.
17800 (SET_TYPE_STRUCTURAL_EQUALITY): New.
17801 (struct tree_type): Added "canonical" field.
17802 * params.h (VERIFY_CANONICAL_TYPES): New.
17803 * doc/c-tree.texi (TYPE_CANONICAL): Document.
17804 (TYPE_STRUCTURAL_EQUALITY_P): Document.
17805 (SET_TYPE_STRUCTURAL_EQUALITY): Document.
17806 * doc/invoke.texi (verify-canonical-types): Document --param
17807 parameter for verifying canonical types.
17809 2007-01-02 Joseph Myers <joseph@codesourcery.com>
17811 * config.gcc (powerpc-*-eabispe*, powerpc-*-eabisimaltivec*,
17812 powerpc-*-eabisim*, powerpc-*-eabialtivec*, powerpc-*-eabi*,
17813 powerpc-*-rtems*, powerpc-wrs-vxworks, powerpc-wrs-vxworksae,
17814 powerpcle-*-eabisim*, powerpcle-*-eabi*): Add rs6000/e500.h to
17816 * config/rs6000/e500.h: New.
17817 * config/rs6000/eabi.h (TARGET_SPE_ABI, TARGET_SPE, TARGET_E500,
17818 TARGET_ISEL, TARGET_FPRS, TARGET_E500_SINGLE, TARGET_E500_DOUBLE):
17820 * config/rs6000/linuxspe.h (TARGET_SPE_ABI, TARGET_SPE,
17821 TARGET_E500, TARGET_ISEL, TARGET_FPRS, TARGET_E500_SINGLE,
17822 TARGET_E500_DOUBLE): Remove.
17823 * config/rs6000/vxworks.h (TARGET_SPE_ABI, TARGET_SPE,
17824 TARGET_E500, TARGET_ISEL, TARGET_FPRS): Remove.
17825 * config/rs6000/rs6000.h (CHECK_E500_OPTIONS): Define.
17826 * config/rs6000/rs6000.c (rs6000_override_options): Use
17827 CHECK_E500_OPTIONS.
17829 2007-01-02 Joseph Myers <joseph@codesourcery.com>
17831 * config/rs6000/rs6000.c (print_operand): Check (TARGET_SPE ||
17832 TARGET_E500_DOUBLE), not TARGET_E500, for %y.
17833 (rs6000_generate_compare, rs6000_emit_sCOND, output_cbranch,
17834 rs6000_emit_cmove): Don't check TARGET_E500.
17835 * config/rs6000/rs6000.md (bunordered, bordered, sunordered,
17836 sordered): Don't check TARGET_E500.
17838 2007-01-01 Eric Christopher <echristo@apple.com>
17840 * config/mips/mips.c (mips_regno_mode_ok_for_base_p): Use
17841 HARD_REGISTER_NUM_P.
17843 2007-01-01 Roger Sayle <roger@eyesopen.com>
17845 * fold-const.c (fold_binary) <EQ_EXPR>: Fold "(X^C1) eq/ne C2" into
17846 "X eq/ne (C1^C2)". Fold "(X^Z) eq/ne (Y^Z)" as "X eq/ne Y" when Z
17847 has no side-effects. Fold "(X^C1) eq/ne (Y^C2)" as "(X^(C1^C2))
17850 2007-01-01 Mike Stump <mrs@apple.com>
17852 * configure.ac: Remove support for building with Apple's gcc-3.1.
17854 2007-01-02 Joseph Myers <joseph@codesourcery.com>
17856 PR middle-end/30311
17857 * caller-save.c (add_stored_regs): Only handle SUBREGs if inner
17858 REG is a hard register. Do not modify REG before calling
17860 * rtlanal.c (subreg_get_info): Don't assert size of XMODE is a
17861 multiple of the size of YMODE for certain lowpart cases.
17863 2007-01-01 Andrew Pinski <pinskia@gmail.com>
17865 PR middle-end/30253
17866 * gimplify (voidify_wrapper_expr): Update for
17867 GIMPLE_MODIFY_STMT.
17869 2007-01-01 Andreas Schwab <schwab@suse.de>
17872 * config/ia64/ia64.c (ia64_compute_frame_size): Account space for
17873 save of BR0 in extra_spill_size instead of spill_size.
17874 (ia64_expand_prologue): Save BR0 outside of the gr/br/fr spill
17876 (ia64_expand_epilogue): Restore BR0 from its new location.
17878 2007-01-01 Andrew Pinski <pinskia@gmail.com>
17880 * gimplify.c (gimplify_init_constructor <case VECTOR_TYPE>):
17881 Use a temporary variable if the left hand side is not a gimple
17884 2007-01-01 Andrew Pinski <pinskia@gmail.com>
17886 * gimplify.c (gimplify_return_expr): Make the temporary variable
17887 for the return expression, a gimple register variable.
17889 2007-01-01 Jan Hubicka <jh@suse.cz>
17891 * emit-rtl.c (emit_copy_of_insn_after): Do not call copy_insn_1 for
17894 2007-01-01 Mike Stump <mrs@apple.com>
17896 * configure.ac (HAVE_GAS_LITERAL16): Add autoconf check for
17898 * config/darwin.c (machopic_select_rtx_section): Use
17899 HAVE_GAS_LITERAL16.
17900 (darwin_mergeable_constant_section): Likewise.
17901 * configure: Regenerate.
17902 * config.in: Regenerate.
17904 2007-01-01 Jan Hubicka <jh@suse.cz>
17905 Andrew Pinski <pinskia@gmail.com>
17907 * cgraphunit.c (cgraph_optimize): Call cgraph_add_new_functions
17908 before starting IPA passes.