1 2007-04-23 Jan Hubicka <jh@suse.cz>
3 * function.c (init_function_start): Don't init line number info.
4 (expand_function_end): Update.
5 (reset_block_changes, record_block_change, finalize_block_changes,
6 check_block_change, free_block_changes): Kill.
7 * function.h (reset_block_changes, record_block_change,
8 finalize_block_changes, check_block_change, free_block_changes): Remove
10 (struct function): Remove ib_boundaries_block.
11 * emit-rtl.c (make_insn_raw, make_jump_insn_raw, make_call_insn_raw):
12 Use curr_insn_locator to initialize locator.
13 (emit_line_note): Remove.
14 * cfgexpand.c (expand_gimple_cond_expr): Update.
15 (construct_exit_block): Likewise.
16 (tree_expand_cfg): Initialize/finalize locators.
17 * expr.c (expand_expr_real): Update.
18 * cfglayout.c (line_locators_locs, line_locators_lines,
19 file_locators_locs, file_locators_files): Remove.
20 (set_block_levels): Move to cfgexpand.c.
21 (insn_locators_initialize): Remove.
22 (pass_insn_locators_initialize): Remove.
23 (locations_locators_locs, locations_locators_vals): New static vars.
24 (curr_location, last_location, curr_block, last_block, curr_rtl_loc):
26 (insn_locators_alloc, insn_locators_finalize,
27 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
29 (locator_location): New.
30 (locator_line, locator_file): Rewrite.
31 * rtl.h (emit_line_note): Kill.
32 (insn_locators_alloc, insn_locators_finalize,
33 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
35 * tree-inline.c (initialize_cfun): Do not initialize
37 * passes.c (pass_insn_locators_initialize): Remove.
39 2007-04-22 Andrew Pinski <andrew_pinski@playstation.sony.com>
42 * expr.c (reduce_to_bit_field_precision): Handle
45 2007-04-22 Uros Bizjak <ubizjak@gmail.com>
47 PR tree-optimization/24659
48 * optabs.h (enum optab_index) [OTI_vec_unpacks_hi,
49 OTI_vec_unpacks_lo]: Update comment to mention floating point operands.
50 (vec_pack_trunc_optab): Rename from vec_pack_mod_optab.
51 * genopinit.c (optabs): Rename vec_pack_mod_optab
52 to vec_pack_trunc_optab.
53 * tree-vect-transform.c (vectorizable_type_demotion): Do not fail
54 early for scalar floating point operands for NOP_EXPR.
55 (vectorizable_type_promotion): Ditto.
56 * optabs.c (optab_for_tree_code) [VEC_PACK_TRUNC_EXPR]: Return
58 (expand_binop): Rename vec_float_trunc_optab to vec_pack_mod_optab.
60 * tree.def (VEC_PACK_TRUNC_EXPR): Rename from VEC_PACK_MOD_EXPR.
61 * tree-pretty-print.c (dump_generic_node) [VEC_PACK_TRUNC_EXPR]:
62 Rename from VEC_PACK_MOD_EXPR.
63 (op_prio) [VEC_PACK_TRUNC_EXPR]: Ditto.
64 * expr.c (expand_expr_real_1): Ditto.
65 * tree-inline.c (estimate_num_insns_1): Ditto.
66 * tree-vect-generic.c (expand_vector_operations_1): Ditto.
68 * config/i386/sse.md (vec_unpacks_hi_v4sf): New expander.
69 (vec_unpacks_lo_v4sf): Ditto.
70 (vec_pack_trunc_v2df): Ditto.
71 (vec_pack_trunc_v8hi): Rename from vec_pack_mod_v8hi.
72 (vec_pack_trunc_v4si): Rename from vec_pack_mod_v4si.
73 (vec_pack_trunc_v2di): Rename from vec_pack_mod_v2di.
75 * config/rs6000/altivec.md (vec_pack_trunc_v8hi): Rename from
77 (vec_pack_trunc_v4si): Rename from vec_pack_mod_v4si.
79 * doc/c-tree.texi (Expression trees) [VEC_PACK_TRUNC_EXPR]:
80 Rename from VEC_PACK_MOD_EXPR. This expression also represent
81 packing of floating point operands.
82 [VEC_UNPACK_HI_EXPR, VEC_UNPACK_LO_EXPR]: These expression also
83 represent unpacking of floating point operands.
84 * doc/md.texi (Standard Names) [vec_pack_trunc]: Update documentation.
85 [vec_unpacks_hi]: Ditto.
86 [vec_unpacks_lo]: Ditto.
88 2007-04-22 Jan Hubicka <jh@suse.cz>
90 * final.c (rest_of_handle_final): Call
91 targetm.asm_out.constructor/targetm.asm_out.destructor
92 * cgraphunit.c (cgraph_build_static_cdtor): Don't do it here; set
93 proper priority via decl_*_priority_insert.
94 * c-common.c (c_expand_body): Likewise.
96 2007-04-22 Richard Guenther <rguenther@suse.de>
98 PR tree-optimization/29789
99 * tree-ssa-loop-im.c (stmt_cost): Adjust cost of shifts.
100 (rewrite_reciprocal): New helper split out from
101 determine_invariantness_stmt.
102 (rewrite_bittest): Likewise.
103 (determine_invariantness_stmt): Rewrite (A >> B) & 1 to
104 A & (1 << B) if (1 << B) is loop invariant but (A >> B)
107 2007-04-22 Revital Eres <eres@il.ibm.com>
109 * loop-unroll.c (var_to_expand): New field to support also
110 insns of the form x = something + x.
111 (analyze_insn_to_expand_var): Use it.
112 (expand_var_during_unrolling): Likewise.
114 2007-04-21 Zdenek Dvorak <dvorakz@suse.cz>
116 * predict.c: Include pointer-set.h.
117 (bb_predictions): New variable.
118 (tree_predicted_by_p, tree_predict_edge,
119 remove_predictions_associated_with_edge): Use bb_predictions map
120 instead of bb->predictions.
121 (clear_bb_predictions, assert_is_empty): New functions.
122 (combine_predictions_for_bb): Use bb_predictions map. Call
123 clear_bb_predictions.
124 (tree_estimate_probability): Create and free bb_predictions map.
125 * Makefile.in (predict.o): Add pointer-set.h dependency.
126 * basic-block.h (struct basic_block_def): Remove predictions
128 * cfgrtl.c (rtl_verify_flow_info_1): Do not check bb->predictions.
130 2007-04-21 Kaz Kojima <kkojima@gcc.gnu.org>
133 * config/sh/sh.md (length): Check if prev_nonnote_insn (insn)
136 2007-04-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
138 * timevar.c (timevar_print): Change reference of --disable-checking to
139 --enable-checking=release. Also warn if assert checking is disabled.
141 2007-04-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
144 * c-gimplifier.c (gimplify_compound_literal_expr): Mark the
145 decl as addressable if the compound literal was marked as
147 Mark the decl as a gimple register if it is a complex or
148 vector decl and does not live in memory.
150 2007-04-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
152 * tree.h (GIMPLE_TUPLE_P): Also true for PHI_NODEs.
153 (GENERIC_NEXT): New function macro.
154 (PHI_CHAIN): Use phi_node's new chain variable.
155 (tree_phi_node): Change tree_common to tree_base
156 and add the chain field.
157 * tree-phinodes.c (make_phi_node): Don't set
158 TREE_TYPE on the new node.
159 * c-decl.c (lang_tree_node): Use GENERIC_NEXT
160 instead of checking GIMPLE_TUPLE_P in chain_next.
161 * tree-vect-transform.c
162 (get_initial_def_for_induction): Look at
163 PHI_RESULT_TREE for the type of the phi node.
164 (update_vuses_to_preheader): Use PHI_CHAIN
165 instead of TREE_CHAIN on the phi node.
166 * tree-ssa-structalias.c (compute_points_to_sets):
168 (ipa_pta_execute): Likewise.
170 2007-04-21 Richard Guenther <rguenther@suse.de>
173 * fold-const.c (fold_unary): Call fold_convert_const on the
176 2007-04-21 Alexandre Oliva <aoliva@redhat.com>
178 * gcse.c (store_killed_in_insn): Handle PARALLELs.
179 (store_killed_in_pat): New.
181 2007-04-20 Richard Henderson <rth@redhat.com>
184 * config/i386/i386.c (type_has_variadic_args_p): Look for any
185 TREE_LIST with a void_type_node value, not void_list_node exactly.
187 2007-04-21 Douglas Gregor <doug.gregor@gmail.com>
189 * doc/standards.texi: Re-arrange into language-specific
190 subsections. Add a C++ section, documenting which standards we
193 2007-04-21 Zdenek Dvorak <dvorakz@suse.cz>
195 * tree-ssa-structalias.c (delete_points_to_sets): Free graph->complex.
196 * tree-ssa-operands.c (finalize_ssa_vuse_ops): Free new_ops.
198 2007-04-20 Daniel Jacobowitz <dan@codesourcery.com>
200 * config/rs6000/sysv4.h (STARTFILE_DEFAULT_SPEC): Include
201 ecrti.o and crtbegin.o.
202 (LIB_DEFAULT_SPEC): Include -lc.
203 (ENDFILE_DEFAULT_SPEC): Include crtend.o and ecrtn.o.
205 2007-04-20 Richard Henderson <rth@redhat.com>
208 * config/alpha/alpha.c (get_unaligned_address): Remove extra_offset
209 argument; update all callers.
210 (get_unaligned_offset): New.
211 * config/alpha/alpha.md (extendqidi2, extendhidi2): Don't use
212 get_unaligned_address, just pass on the address directly.
213 (unaligned_extendqidi): Use gen_lowpart instead of open-coding
214 the subreg in the helper patterns.
215 (unaligned_extendqidi_le): Use get_unaligned_offset.
216 (unaligned_extendqidi_be, unaligned_extendhidi_le): Likewise.
217 (unaligned_extendhidi_be): Likewise.
218 (unaligned_extendhidi): Tidy.
219 * config/alpha/alpha-protos.h: Update.
221 2007-04-20 Richard Henderson <rth@redhat.com>
223 * config/alpha/alpha.h (CPP_SPEC, CPP_SUBTARGET_SPEC): Remove.
224 (EXTRA_SPECS, SUBTARGET_EXTRA_SPECS): Remove.
225 * config/alpha/linux.h (CPP_SPEC): Undef before redefine.
226 * config/alpha/linux-elf.h (EXTRA_SPECS): Rename SUBTARGET_EXTRA_SPECS.
227 * config/alpha/freebsd.h (EXTRA_SPECS): Rename SUBTARGET_EXTRA_SPECS.
228 (CPP_SPEC): Don't include %(cpp_subtarget).
229 * config/alpha/netbsd.h (CPP_SPEC): Rename CPP_SUBTARGET_SPEC.
230 (EXTRA_SPECS): Rename SUBTARGET_EXTRA_SPECS.
231 * config/alpha/osf.h (CPP_SPEC, EXTRA_SPECS): Similarly.
233 2007-04-20 Jakub Jelinek <jakub@redhat.com>
235 * config/i386/i386.c (bdesc_2arg): Use ORDERED rather than UNORDERED
236 for __builtin_ia32_cmpordss.
238 PR tree-optimization/31632
239 * fold-const.c (fold_binary): Use op0 and op1 instead of arg0
240 and arg1 for optimizations of comparison against min/max values.
241 Fold arg0 to arg1's type for optimizations of comparison against
242 min+1 and max-1 values.
244 2007-04-19 Bernd Schmidt <bernd.schmidt@analog.com>
246 * reload.c (combine_reloads): When trying to use a dying register,
247 check whether it's uninitialized and don't use if so.
249 2007-04-19 Brooks Moses <brooks.moses@codesourcery.com>
251 * fold-const.c: Remove prototypes for native_encode_expr and
252 native_interpret_expr.
253 (native_encode_expr): Make non-static.
254 (native_interpret_expr): Likewise.
255 * tree.h: Add prototypes for the above.
257 2007-04-19 Joseph Myers <joseph@codesourcery.com>
259 * config/rs6000/spe.md (*frob_tf_ti, *frob_ti_tf, *frob_ti_tf_2,
260 *mov_si<mode>_e500_subreg0, *mov_si<mode>_e500_subreg0_2,
261 *mov_sitf_e500_subreg8, *mov_sitf_e500_subreg8_2, spe_extenddftf2,
262 spe_fix_trunctfsi2_internal, spe_negtf2_internal, cmptfeq_gpr,
263 tsttfeq_gpr, cmptfgt_gpr, tsttfgt_gpr, cmptflt_gpr, tsttflt_gpr):
264 Add length attributes.
266 2007-04-19 Janis Johnson <janis187@us.ibm.com>
268 * ginclude/float.h: Check that __STDC_WANT_DEC_FP__ is defined,
271 * c-cppbuiltin.c (c_cpp_builtins): Remove definition of
272 __STDC_WANT_DEC_FP__.
274 2007-04-19 Joseph Myers <joseph@codesourcery.com>
276 * configure.ac: Allow both powerpc*-*-linux* and powerpc*-*-gnu*
277 for long double compatibility.
278 * configure: Regenerate.
280 2007-04-19 Eric Botcazou <ebotcazou@libertysurf.fr>
282 PR rtl-optimization/29841
283 * cfgbuild.c (control_flow_insn_p): Return TRUE for unconditional
285 * sched-deps.c (sched_analyze_insn): Prevent all non-jump instructions
286 that may cause control flow transfer from being moved.
288 2007-04-18 Jan Hubicka <jh@suse.cz>
290 * fold-const.c (div_if_zero_remainder): Do signed divide for pointer
293 2007-04-18 Eric Christopher <echristo@apple.com>
295 * config/rs6000/darwin.md (load_macho_picbase): Use link register
296 only. Update operands.
297 * config/rs6000/rs6000.c (rs6000_emit_prologue): Update caller.
298 * config/rs6000/rs6000.md (builtin_setjmp_receiver): Ditto. Move from
299 link register to pic register.
301 2007-04-18 Dirk Mueller <dmueller@suse.de>
304 * tree-vrp.c (search_for_addr_array): New.
305 (check_array_bounds): Suppress warning about
306 address taken of array refs if its not de-referenced.
308 2007-04-18 Dorit Nuzman <dorit@il.ibm.com>
310 * tree-vectorizer.c (destroy_loop_vec_info): Set loop->aux to NULL.
311 * tree-vect-analyze.c (vect_analyze_loop_form): Set loop->aux.
313 * tree-vectorizer.h (NITERS_KNOWN_P): New.
314 * tree-vect-analyze.c (vect_analyze_loop_form): Call NITERS_KNOWN_P
315 instead of LOOP_VINFO_INT_NITERS to avoid having to geneate loop_info.
317 * tree-vect-analyze.c (vect_determine_vectorization_factor): Add
319 (vect_analyze_operations): Fix indenetation. Fix a comment. Fix a
321 (vect_analyze_scalar_cycles): Fix indentation.
322 (vect_enhance_data_refs_alignment): Fix check in case of peeling.
323 (vect_mark_relevant): Include phis in relevance analysis.
325 * tree-vect-transform.c (vect_transform_loop): Add an assert.
327 2007-04-18 Anatoly Sokolov <aesok@post.ru>
329 * config/avr/avr.c (ptrreg_to_str): Replace error() with
330 output_operand_lossage().
332 2007-04-18 Dorit Nuzman <dorit@il.ibm.com>
334 * tree-vect-transform.c (get_initial_def_for_reduction): Clean away
335 the unused code for reduction without adjust-in-epilog to simplify the
338 2007-04-18 Wolfgang Gellerich <gellerich@de.ibm.com>
340 * config/s390/s390.h (S390_TDC_POSITIVE_ZERO): New constant.
341 (S390_TDC_NEGATIVE_ZERO): New constant.
342 (S390_TDC_POSITIVE_NORMALIZED_NUMBER): New constant.
343 (S390_TDC_NEGATIVE_NORMALIZED_NUMBER): New constant.
344 (S390_TDC_POSITIVE_DENORMALIZED_NUMBER): New constant.
345 (S390_TDC_NEGATIVE_DENORMALIZED_NUMBER): New constant.
346 (S390_TDC_POSITIVE_INFINITY): New constant.
347 (S390_TDC_NEGATIVE_INFINITY): New constant.
348 (S390_TDC_POSITIVE_QUIET_NAN): New constant.
349 (S390_TDC_NEGATIVE_QUIET_NAN): New constant.
350 (S390_TDC_POSITIVE_SIGNALING_NAN): New constant.
351 (S390_TDC_NEGATIVE_SIGNALING_NAN): New constant.
352 (S390_TDC_INFINITY): New constant.
353 * config/s390/s390.c (s390_canonicalize_comparison): Renamed
354 UNSPEC_CMPINT to UNSPEC_CCU_TO_INT, added a UNSPEC_CCU_TO_INT-like
355 optimization for UNSPEC_CCZ_TO_INT.
356 * config/s390/s390.md ("*TDC_insn_<mode>"): New insn.
357 ("*ccz_to_int"): New insn.
358 ("isinf<mode>2"): New insn.
359 (UNSPEC_CMPINT): Renamed to UNSPEC_CCU_TO_INT.
360 (UNSPEC_CCU_TO_INT): New constant, replaces UNSPEC_CMPINT.
361 (UNSPEC_CCZ_TO_INT): New constant.
363 2007-04-18 Richard Guenther <rguenther@suse.de>
365 PR tree-optimization/19431
366 PR tree-optimization/21463
367 * tree-pass.h (pass_phiprop): Declare.
368 * passes.c (init_optimization_passes): New phiprop pass.
369 * tree-ssa-forwprop.c (struct phiprop_d): New structure.
370 (phivn_valid_p): New helper function.
371 (phiprop_insert_phi): Likewise.
372 (propagate_with_phi): Likewise.
373 (tree_ssa_phiprop): New propagator propagating loads
374 through phi nodes if profitable.
376 2007-04-18 Dorit Nuzman <dorit@il.ibm.com>
378 * tree-vect-analyze.c (process_use): New function.
379 (vect_mark_stmts_to_be_vectorized): Factor out code to process_use.
380 Check phis in all bbs.
381 * tree-vectorizer.c (vect_is_simple_use): Remove a no longer relavant
384 2007-04-18 Bernd Schmidt <bernd.schmidt@analog.com>
386 * reload1.c (eliminte_regs_in_insn): Use REG_EQUIV notes the same way
389 2007-04-17 Anatoly Sokolov <aesok@post.ru>
392 * config/avr/avr.c (ptrreg_to_str): Replace gcc_unreachable() with
395 2007-04-17 H.J. Lu <hongjiu.lu@intel.com>
397 * config/i386/sse.md (sse_vmaddv4sf3): Use register_operand
399 (sse_vmmulv4sf3): Likewise.
400 (sse2_vmaddv2df3): Likewise.
401 (sse2_vmmulv2df3): Likewise.
403 2007-04-17 Zdenek Dvorak <dvorakz@suse.cz>
405 PR rtl-optimization/31360
406 * cfgloopanal.c (target_small_cost, target_pres_cost): Removed.
407 (target_reg_cost): New.
408 (init_set_costs): Initialize target_reg_cost. Add comments
409 regarding the rationale of the costs.
410 (global_cost_for_size): Renamed to...
411 (estimate_reg_pressure_cost): ... and simplify. Decrease importance
412 of register pressure.
413 * tree-ssa-loop-ivopts.c (ivopts_global_cost_for_size): Use
414 estimate_reg_pressure_cost. Add number of ivs.
415 (determine_set_costs): Dump target_reg_cost.
416 * loop-invariant.c (gain_for_invariant): Use
417 estimate_reg_pressure_cost. Removed n_inv_uses argument.
418 (best_gain_for_invariant, find_invariants_to_move): Remove
420 * cfgloop.h (target_small_cost, target_pres_cost): Removed.
421 (target_reg_cost): Declare.
422 (global_cost_for_size): Declaration removed.
423 (estimate_reg_pressure_cost): Declare.
425 2007-04-17 Peter Bergner <bergner@vnet.ibm.com>
427 * config/rs6000/rs6000.c (rs6000_hard_regno_mode_ok): Force TDmode
428 regnos into even/odd register pairs.
429 * config/rs6000/rs6000.h [SLOW_UNALIGNED_ACCESS]: Treat DDmode and
430 TDmode similar to the other floating point modes.
431 [SECONDARY_MEMORY_NEEDED]: Treat DDmode similar to DFmode.
432 * config/rs6000/dfp.md (negdd2, absdd2, negtd2, abstd2): New
434 (negdd2_fpr, absdd2_fpr, nabsdd2_fpr, negtd2_fpr, abstd2_fpr,
435 nabstd2_fpr, movdd_hardfloat64_mfpgpr): New define_insn's.
436 (movdd_hardfloat64): Use TARGET_MFPGPR.
438 2007-04-17 Bernd Schmidt <bernd.schmidt@analog.com>
440 * reload1.c (delete_output_reload): Don't count output in n_inherited.
443 2005-01-05 Richard Henderson <rth@redhat.com>
445 * reload1.c (do_input_reload): Restrict the optimization deleteing
446 a previous output reload to RELOAD_FOR_INPUT.
448 2007-04-17 Dorit Nuzman <dorit@il.ibm.com>
450 * tree-vectorizer.h (stmt_vec_info_type): Add enum value
452 (vectorizable_induction): New function declaration.
453 * tree-vect-transform.c (get_initial_def_for_induction): No need to
454 check if already vectorized. Find first place in BB where new stmts
455 can be inserted. Takes only one argument.
456 (vectorizable_induction): New function.
457 (vect_transform_stmt): Add case for induc_vec_info_type to call
458 vectorizable_induction.
459 (vect_transform_loop): Consider phis for vectorization.
460 * tree-vect-analyze.c (vect_determine_vectorization_factor): Simplify
462 (analyze_operations): Call vectorizable_induction when analyzing phis.
464 (vect_mark_stmts_to_be_vectorized): Remove redundant checks.
465 (vect_mark_relevant): Include phis in relevance analysis.
466 (vect_mark_stmts_to_be_vectorize): Likewise.
467 * tree-vect-patterns.c (widened_name_p): Remove obsolete asserts.
469 2007-04-16 Lawrence Crowl <crowl@google.com>
471 * doc/invoke.texi (Debugging Options): Add documentation for the
472 -femit-struct-debug options -femit-struct-debug-baseonly,
473 -femit-struct-debug-reduced, and
474 -femit-struct-debug-detailed[=...].
476 * c-opts.c (c_common_handle_option): Add
477 OPT_femit_struct_debug_baseonly, OPT_femit_struct_debug_reduced,
478 and OPT_femit_struct_debug_detailed_.
479 * c.opt: Add specifications for
480 -femit-struct-debug-baseonly, -femit-struct-debug-reduced,
481 and -femit-struct-debug-detailed[=...].
482 * opts.c (set_struct_debug_option): Parse the
483 -femit-struct-debug-... options.
484 * opts.c (matches_main_base, main_input_basename,
485 main_input_baselength, base_of_path, matches_main_base): Add
486 variables and functions to compare header base name to compilation
488 * opts.c (should_emit_struct_debug): Add to determine to emit a
489 structure based on the option.
490 (dump_struct_debug) Also disabled function to debug this
492 * opts.c (handle_options): Save the base name of the
495 * langhooks-def.h (LANG_HOOKS_GENERIC_TYPE_P): Define.
496 (LANG_HOOKS_FOR_TYPES_INITIALIZER): Add.
497 This hook indicates if a type is generic. Set it by default
499 * langhooks.h (struct lang_hooks_for_types): Add a new hook
500 to determine if a struct type is generic or not.
501 * cp/cp-tree.h (class_tmpl_impl_spec_p): Declare a C++ hook.
502 * cp/tree.c (class_tmpl_impl_spec_p): Implement the C++ hook.
503 * cp/cp-lang.c (LANG_HOOKS_GENERIC_TYPE_P): Override null C hook
506 * flags.h (enum debug_info_usage): Add an enumeration to describe
507 a program's use of a structure type.
508 * dwarf2out.c (gen_struct_or_union_type_die): Add a new parameter
509 to indicate the program's usage of the type. Filter structs based
510 on the -femit-struct-debug-... specification.
511 (gen_type_die): Split into two routines, gen_type_die and
512 gen_type_die_with_usage. gen_type_die is now a wrapper
513 that assumes direct usage.
514 (gen_type_die_with_usage): Replace calls to gen_type_die
515 with gen_type_die_with_usage adding the program usage of
517 (dwarf2out_imported_module_or_decl): Suppress struct debug
518 information using should_emit_struct_debug when appropriate.
520 2007-04-16 Ian Lance Taylor <iant@google.com>
522 PR tree-optimization/31522
523 * tree-vrp.c (vr_phi_edge_counts): New static variable.
524 (vrp_initialize): Allocate vr_phi_edge_counts.
525 (vrp_visit_phi_node): Don't push to infinity if we saw a new
526 executable edge. Drop test for all constants.
527 (vrp_finalize): Free vrp_phi_edge_counts.
529 * doc/cpp.texi (Common Predefined Macros): Clarify description of
530 __GNUC_GNU_INLINE__ and __GNUC_STDC_INLINE__.
532 * tree-ssa-propagate.c (cfg_blocks_add): Insert blocks with fewer
533 predecessors at head rather than tail.
535 2007-04-16 Matthias Klose <doko@debian.org>
537 * config/alpha/linux.h (CPP_SPEC): Define.
538 * config/arm/linux-gas.h (SUBTARGET_CPP_SPEC): Extend.
540 2007-04-16 Aldy Hernandez <aldyh@redhat.com>
542 * function.h: Remove sequence_stack extern declaration.
544 2007-04-16 Kazu Hirata <kazu@codesourcery.com>
546 * config/m68k/m68k.h (LONG_DOUBLE_TYPE_SIZE): Change to 64 on
548 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Change to 64 if __mfido__ is
551 2007-04-16 Anatoly Sokolov <aesok@post.ru>
553 * config/avr/avr.c (avr_arch_types): Rearranging array.
554 (enum avr_arch): Add.
555 (avr_mcu_types): Use avr_arch enumeration constants instead of
557 * config/avr/avr.h (LINK_SPEC): Simplify.
559 2007-04-16 Kazu Hirata <kazu@codesourcery.com>
561 * config/m68k/m68k.c (m68k_libcall_value,
562 m68k_function_value): Use macros for register names more.
564 * config/m68k/m68k.h (FRAME_POINTER_REGNUM): Use A6_REG
566 (M68K_REGNAME): Use A6_REG.
567 * config/m68k/m68k.md (FP_REG): Rename to A6_REG.
569 2007-04-16 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
572 * sched-int.h (struct deps): Split field 'pending_lists_length' into
573 'pending_read_list_length' and 'pending_write_list_length'. Update
575 * sched-deps.c (add_insn_mem_dependence): Change signature. Update
576 to handle two length counters instead of one. Update all uses.
577 (flush_pending_lists, sched_analyze_1, init_deps): Update to handle
578 two length counters instead of one.
579 * sched-rgn.c (propagate_deps): Update to handle two length counters
582 2007-04-16 H.J. Lu <hongjiu.lu@intel.com>
585 * config/i386/i386.c (ix86_expand_vec_set_builtin): Make a
586 copy of source, pass it to ix86_expand_vector_set and return
589 2007-04-16 David Ung <davidu@mips.com>
590 Joseph Myers <joseph@codesourcery.com>
592 * config/mips/mips.h (PROCESSOR_74KC, PROCESSOR_74KF,
593 PROCESSOR_74KX, TUNE_74K, GENERATE_MADD_MSUB): Define.
594 * config/mips/mips.c (mips_cpu_info_table, mips_rtx_cost_data):
595 Add 74K processor information.
596 * config/mips/mips.md: Include 74k.md.
597 (cpu): Add 74kc,74kf,74kx.
598 (ISA_HAS_MADD_MSUB): Change to GENERATE_MADD_MSUB throughout.
599 * config/mips/74k.md: New.
600 * doc/invoke.texi (MIPS Options): Document 74K support.
602 2007-04-16 Dorit Nuzman <dorit@il.ibm.com>
604 * tree-vect-analyze.c (vect_analyze_operations): Reorganize calls to
605 vectorizable_* functions.
606 * tree-vect-transform.c (vectorizable_call): Add check for
607 STMT_VINFO_RELEVANT_P, STMT_VINFO_DEF_TYPE and STMT_VINFO_LIVE_P.
608 (vectorizable_store): likewise.
609 (vectorizable_conversion): Add check for STMT_VINFO_DEF_TYPE.
611 (vectorizable_operation, vectorizable_type_demotion): Likewise.
612 (vectorizable_type_promotion, vectorizable_load): Likewise.
613 (vectorizable_live_operation, vectorizable_condition): Likewise.
614 (vectorizable_assignment): Add check for STMT_VINFO_DEF_TYPE and
616 (vect_transform_stmt): Reorganize calls to vectorizable_* functions.
618 2007-04-15 Kazu Hirata <kazu@codesourcery.com>
620 * config/m68k/linux.h (FUNCTION_VALUE_REGNO_P): Use macros for
621 register numbers more.
622 * config/m68k/m68k.h (STACK_POINTER_REGNUM,
623 FRAME_POINTER_REGNUM, STATIC_CHAIN_REGNUM,
624 M68K_STRUCT_VALUE_REGNUM, FUNCTION_VALUE, LIBCALL_VALUE,
625 FUNCTION_VALUE_REGNO_P): Likewise.
626 * config/m68k/m68kelf.h (M68K_STRUCT_VALUE_REGNUM,
627 STATIC_CHAIN_REGNUM): Likewise.
628 * config/m68k/m68kemb.h (FUNCTION_VALUE_REGNO_P): Likewise.
629 * config/m68k/netbsd-elf.h (M68K_STRUCT_VALUE_REGNUM,
630 STATIC_CHAIN_REGNUM, FUNCTION_VALUE_REGNO_P): Likewise.
631 * config/m68k/m68k.md (FP_REG): New.
633 2007-04-15 Kazu Hirata <kazu@codesourcery.com>
635 * config/m68k/m68k.h (PREFERRED_STACK_BOUNDARY): Prefer 32-bit
638 2007-04-15 Kazu Hirata <kazu@codesourcery.com>
640 * config/i386/i386.c, config/s390/s390.c, config/s390/s390.md,
641 tree-ssa-loop-niter.c, tree-ssa-structalias.c, tree-vrp.c: Fix
644 2007-04-11 Zdenek Dvorak <dvorakz@suse.cz>
646 * tree-ssa-loop-prefetch.c (loop_prefetch_arrays): Ignore
649 2007-04-14 Andrew Pinski <andrew_pinski@playstation.sony.com>
652 * c-decl.c (finish_decl): Grab the type of the decl after the call
655 2007-04-14 Steven Bosscher <steven@gcc.gnu.org>
657 * common.opt (fforward-propagate): Fix "Optimization" annotation.
659 2007-04-14 Jakub Jelinek <jakub@redhat.com>
662 * omp-low.c (expand_omp_parallel): If child_cfun->cfg, free dominators,
663 post dominators and cleanup cfg before returning.
665 2007-04-14 Bernd Schmidt <bernd.schmidt@analog.com>
667 * config/bfin/bfin.h (MODES_TIEABLE_P): Allow more modes to be tied.
668 * config/bfin/bfin.md (movsi_insn): Delete two unused alternatives.
670 2007-04-14 Kazu Hirata <kazu@codesourcery.com>
672 * config.gcc: Recognize fido.
673 * config/m68k/m68k-devices.def (fidoa): New.
674 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Define
676 (FL_FIDOA, TARGET_FIDOA): New.
677 * config/m68k/m68k.opt (mfidoa): New.
679 2007-04-13 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
682 * dwarf2out.c (output_call_frame_info): Call assemble_external_libcall
683 when a personality function is used.
685 2007-04-13 Bob Wilson <bob.wilson@acm.org>
687 * config/xtensa/xtensa.c (xtensa_expand_builtin): Use CALL_EXPR_FN.
689 2007-04-13 Mike Stump <mrs@apple.com>
691 * config/darwin-c.c (handle_c_option): Handle -fapple-kext here so
693 * config/darwin.opt (fapple-kext): Make C++ only.
694 * config/darwin.c (darwin_override_options): Remove code to ensure
695 -fapple-kext is given for C++ only.
697 2007-04-13 Richard Sandiford <richard@codesourcery.com>
699 * config/mips/vxworks.h (SUBTARGET_OVERRIDE_OPTIONS): Define.
700 * config/mips/mips.c (override_options): Call
701 SUBTARGET_OVERRIDE_OPTIONS, if defined.
703 2007-04-13 H.J. Lu <hongjiu.lu@intel.com>
705 * config/i386/i386.opt (msvr3-shlib): Removed.
707 * doc/invoke.texi: Remove -msvr3-shlib.
709 2007-04-13 H.J. Lu <hongjiu.lu@intel.com>
711 * config/i386/i386.opt (mpopcnt): Replace "popcount" instruction
712 with "popcnt" instruction.
714 2007-04-13 Richard Guenther <rguenther@suse.de>
716 PR tree-optimization/21258
717 * tree-vrp.c (compare_case_labels): New helper.
718 (find_switch_asserts): New function.
719 (find_assert_locations): Call it for SWITCH_EXPRs.
721 2007-04-13 Uros Bizjak <ubizjak@gmail.com>
723 * config/i386/i386.h (X87_FLOAT_MODE_P): Check for TARGET_80387.
724 * config/i386/i386.md (*cmpfp0): Remove check for TARGET_80387, this
725 check is now implied in X87_FLOAT_MODE_P.
726 (*cmpfp_u, *cmpfp_<mode>, *cmpfp_i_i387): Ditto.
727 (*cmpfp_iu_387, fix_trunc<mode>_fisttp_i386_1): Ditto.
728 (fix_trunc<mode>_i386_fisttp): Ditto.
729 (fix_trunc<mode>_i387_fisttp_with_temp): Ditto.
730 (*fix_trunc<mode>_i387_1, fix_truncdi_i387): Ditto.
731 (fix_truncdi_i387_with_temp, fix_trunc<mode>_i387): Ditto.
732 (fix_trunc<mode>_i387_with_temp, *fp_jcc_1_387): Ditto.
733 (*fp_jcc_2_387, *fp_jcc_5_387, *fp_jcc_6_387): Ditto.
734 (*fp_jcc_7_387, *fp_jcc_8<mode>_387): Ditto.
735 (unnamed_splitters): Ditto.
736 * config/i386/i386.c (function_value_32): Generate FIRST_FLOAT_REG
737 for X87_FLOAT_MODE_P mode. Override FIRST_FLOAT_REG with
738 FIRST_SSE_REG for local functions when SSE math is enabled or
739 for functions with sseregparm attribute.
740 (standard_80387_constant_p): Return -1 if mode is not
742 (ix86_cc_mode): Assert that scalar mode is not DECIMAL_FLOAT_MODE_P.
743 (ix86_expand_compare): Ditto.
744 (ix86_expand_carry_flag_compare): Ditto.
745 (ix86_expand_int_movcc): Check for SCALAR_FLOAT_MODE_P instead
746 of FLOAT_MODE_P for cmp_mode and assert that cmp_mode is not
747 DECIMAL_FLOAT_MODE_P.
748 (ix86_preferred_output_reload_class): Use X87_FLOAT_MODE_P instead
749 of SCALAR_FLOAT_MODE_P.
750 (ix86_rtx_costs) [PLUS] Remove FLOAT_MODE_P and fall through to ...
751 [MINUS]: ... here. Add SSE_FLOAT_MODE_P and X87_FLOAT_MODE_P
752 checks before FLOAT_MODE_P.
753 [MULT]: Add SSE_FLOAT_MODE_P and X87_FLOAT_MODE_P checks
759 [FLOAT_EXTEND]: Use SSE_FLOAT_MODE_P.
761 2007-04-12 Paolo Bonzini <bonzini@gnu.org>
762 Charles Wilson <libtool@cwilson.fastmail.fm>
764 * Makefile.in (stamp-as, stamp-collect-ld, stamp-nm): Remove.
765 (libgcc.mvars): Don't depend on them.
766 * configure.ac (as, collect-ld, nm): Create from exec-tool.in.
769 2007-04-12 Brooks Moses <brooks.moses@codesourcery.com>
771 * doc/invoke.text (--help): Document --help=common.
773 2007-04-12 Thomas Neumann <tneumann@users.sourceforge.net>
775 * stub-objc.c (objc_build_keyword_decl): Avoid C++ keywords.
777 2007-04-12 Richard Sandiford <richard@codesourcery.com>
779 * Makefile.in (insn-emit.o): Depend on $(INTEGRATE_H).
780 * genemit.c (main): Emit #include "integrate.h".
781 * config/mips/mips-protos.h (SYMBOL_HALF): New mips_symbol_type.
782 (LOADGP_RTP): New mips_loadgp_style.
783 * config/mips/mips.h: Include config/vxworks-dummy.h.
784 (TARGET_RTP_PIC): New macro.
785 (TARGET_USE_GOT): Return true for TARGET_RTP_PIC.
786 (TARGET_USE_PIC_FN_ADDR_REG): Return true for TARGET_VXWORKS_RTP.
787 (ASM_OUTPUT_ADDR_DIFF_ELT): Emit function-relative case tables
789 * config/mips/vxworks.h (SUBTARGET_ASM_SPEC): Define. Pass down
790 -mvxworks-pic when using -mrtp and a PIC option.
791 * config/mips/mips.c (mips_classify_symbol): Return SYMBOL_GOT_DISP
793 (mips_symbolic_constant_p, mips_symbolic_address_p)
794 (mips_symbol_insns): Handle SYMBOL_HALF.
795 (override_options): Warn about -G and -mrtp being used together.
796 Initialize mips_lo_relocs[SYMBOL_HALF].
797 (mips_current_loadgp_style): Return LOADGP_RTP for RTP PIC.
798 (mips_emit_loadgp): Handle LOADGP_RTP.
799 (mips_in_small_data_p): Return false for TARGET_VXWORKS_RTP.
800 * config/mips/mips.md (loadgp_rtp): New insn and splitter.
801 (tablejump): Handle function-relative case table entries if
803 * config/mips/predicates.md (symbol_ref_operand): New predicate.
805 2007-04-12 Richard Sandiford <richard@codesourcery.com>
807 * config/mips/mips.md (load_call<mode>): Allow any general register.
809 (sibcall_value_internal, sibcall_value_multiple_internal)
810 (call_value_internal, call_value_split, call_value_multiple_internal)
811 (call_value_multiple_split): Remove constraints from operand 0.
813 2007-04-12 Richard Sandiford <richard@codesourcery.com>
815 * config/mips/mips-protos.h: In comments, refer to loadgp_absolute
816 rather than loadgp_noshared.
817 * config/mips/mips.c (mips_emit_loadgp): Use gen_loadgp_absolute
818 instead of gen_loadgp_noshared. Use gen_loadgp_newabi instead of
820 * config/mips/mips.md (loadgp): Rename to...
821 (loadgp_newabi): ...this.
822 (loadgp_noshared): Rename to...
823 (loadgp_absolute): ...this.
825 2007-04-12 Richard Sandiford <richard@codesourcery.com>
827 * config/mips/mips.c (mips_ok_for_lazy_binding_p): Always return
828 false for locally-binding symbols.
829 (mips_dangerous_for_la25_p): Check mips_global_symbol_p.
831 2007-04-12 Richard Sandiford <richard@codesourcery.com>
833 * config/mips/mips-protos.h (SYMBOL_GOT_LOCAL): Rename to...
834 (SYMBOL_GOT_PAGE_OFST): ...this.
835 (SYMBOL_GOT_GLOBAL): Rename to...
836 (SYMBOL_GOT_DISP): ...this.
837 (SYMBOL_GOTOFF_GLOBAL): Rename to...
838 (SYMBOL_GOTOFF_DISP): ...this. Update comments accordingly.
839 * config/mips/mips.c (mips_global_symbol_p): New function.
840 (mips_symbol_binds_local_p): Likewise.
841 (mips_classify_symbol): Rename SYMBOL_GOT_GLOBAL to SYMBOL_GOT_DISP
842 and SYMBOL_GOT_LOCAL to SYMBOL_GOT_PAGE_OFST. Use mips_global_symbol_p
843 and mips_symbol_binds_local_p.
844 (mips_symbolic_constant_p, mips_symbolic_address_p, mips_symbol_insns)
845 (override_options): Rename SYMBOL_GOT_GLOBAL to SYMBOL_GOT_DISP,
846 SYMBOL_GOT_LOCAL to SYMBOL_GOT_PAGE_OFST and SYMBOL_GOTOFF_GLOBAL to
848 (mips_ok_for_lazy_binding_p): New function.
849 (mips_load_call_address, mips_expand_call): Use it.
850 (mips_dangerous_for_la25_p): Likewise.
851 * config/mips/mips.md (*xgot_hi<mode>, *xgot_lo<mode>)
852 (*got_disp<mode>): Use got_disp_operand instead of
853 global_got_operand. Use SYMBOL_GOTOFF_DISP instead of
854 SYMBOL_GOTOFF_GLOBAL.
855 (*got_page<mode>): Use got_page_ofst_operand instead of
857 * config/mips/predicates.md (const_call_insn_operand): Use
858 SYMBOL_GOT_DISP instead of SYMBOL_GOT_GLOBAL.
859 (global_got_operand): Rename to...
860 (got_disp_operand): ...this and use SYMBOL_GOT_DISP instead of
862 (local_got_operand): Rename to...
863 (got_page_ofst_operand): ...this and use SYMBOL_GOT_PAGE_OFST instead
866 2007-04-12 Richard Sandiford <richard@codesourcery.com>
868 * config/mips/mips.h (TARGET_SPLIT_CALLS): Check
869 TARGET_CALL_CLOBBERED_GP.
870 (TARGET_SIBCALLS): Check TARGET_USE_GOT instead of TARGET_ABICALLS.
871 (TARGET_USE_GOT, TARGET_CALL_CLOBBERED_GP): New macros.
872 (TARGET_CALL_SAVED_GP, TARGET_USE_PIC_FN_ADDR_REG): Likewise.
873 (STARTING_FRAME_OFFSET): Check TARGET_CALL_CLOBBERED_GP instead
874 of TARGET_ABICALLS && !TARGET_NEWABI.
875 (MIPS_CALL): Check TARGET_USE_GOT instead of TARGET_ABICALLS.
876 * config/mips/mips.c (mips_load_call_address): Check
877 TARGET_CALL_SAVED_GP instead of TARGET_NEWABI.
878 (mips_global_pointer): Check TARGET_USE_GOT instead of TARGET_ABICALLS.
879 Check TARGET_CALL_SAVED_GP instead of TARGET_NEWABI.
880 (mips_save_reg_p): Check TARGET_CALL_SAVED_GP instead of
881 TARGET_ABICALLS && TARGET_NEWABI.
882 (mips_current_loadgp_style): Check TARGET_USE_GOT instead of
884 (mips_expand_prologue): Check TARGET_OLDABI instead of !TARGET_NEWABI.
885 (mips_expand_epilogue): Check TARGET_CALL_SAVED_GP instead of
886 TARGET_ABICALLS && TARGET_NEWABI.
887 (mips_output_mi_thunk): Check TARGET_USE_GOT instead of
888 TARGET_ABICALLS. Check TARGET_CALL_SAVED_GP instead of
889 TARGET_NEWABI. Use TARGET_USE_PIC_FN_ADDR_REG to decide
890 whether indirect calls must use $25.
891 (mips_extra_live_on_entry): Check TARGET_GOT instead of
893 * config/mips/mips.md (jal_macro): Check flag_pic and
894 TARGET_CALL_CLOBBERED_GP instead of TARGET_ABICALLS and TARGET_NEWABI.
895 (builtin_setjmp_setup, builtin_longjmp): Check TARGET_USE_GOT
896 instead of TARGET_ABICALLS.
897 (exception_receiver): Check TARGET_CALL_CLOBBERED_GP instead of
898 TARGET_ABICALLS && TARGET_OLDABI.
899 (load_call<mode>): Check TARGET_USE_GOT instead of TARGET_ABICALLS.
900 (sibcall): In the comment above the define_insn, mention
901 TARGET_USE_PIC_FN_ADDR_REG instead of TARGET_ABICALLS.
902 * config/mips/constraints.md (c): Check TARGET_USE_PIC_FN_ADDR_REG
903 instead of TARGET_ABICALLS.
905 2007-04-12 Bernd Schmidt <bernd.schmidt@analog.com>
907 * doc/md.texi (Blackfin family constraints): Document PA and PB.
908 * config/bfin/bfin.h (CONST_OK_FOR_P): Handle PA and PB.
909 (MACFLAGS_MATCH_P): New macro.
910 * config/bfin/bfin.c (print_operand): Handle MACFLAG_IS_M.
911 (bfin_secondary_reload): Treat EVEN_AREGS and ODD_AREGS like AREGS.
912 * config/bfin/bfin.md (MACFLAG_IS_M): New constant. Renumber some of
913 the other MACFLAG constants.
914 (sum_of_accumulators, lshrpdi3, ashrpdi3): New patterns.
915 (flag_machi): Tighten constraints. Renumber some of the operands.
916 (flag_machi_acconly): Tighten constraints. Correct operand numbers in
918 (flag_machi_parts_acconly): New pattern.
919 (flag_macinithi): Tighten constraints. Allow any accumulator to be
921 (flag_macinit1hi): Tighten constraints.
922 (flag_mul_macv2hi_parts_acconly): New pattern.
924 * config/bfin/lib1funcs.asm (___umulsi3_highpart, __smulsi3_highpart):
925 Use a more efficient implementation.
926 * config/bfin/bfin.md (umulsi3_highpart, smulsi3_highpart): Emit
927 inline sequences when not optimizing for size.
929 * config/bfin/bfin.md (movhi_low2high, movhi_high2high, movhi_low2low,
930 movhi_high2low): Delete, merge functionality into...
931 (packv2hi): ... this pattern.
933 2007-02-11 Jie Zhang <jie.zhang@analog.com>
934 * config/bfin/bfin.opt (msim): New option.
936 * config/bfin/bfin-protos.h (enum bfin_cpu): New.
937 (bfin_cpu_t): Typedef of enum bfin_cpu.
938 (bfin_cpu_type): New declaration.
939 * config/bfin/elf.h (STARTFILE_SPEC): Add support for
940 -msim and -mcpu= options.
941 (LIB_SPEC): Likewise.
942 * config/bfin/bfin.c (bfin_cpu_type): Define.
943 (bfin_handle_option): Handle -mcpu= option.
944 * config/bfin/bfin.h (DEFAULT_CPU_TYPE): Define as BFIN_CPU_BF532.
945 (TARGET_CPU_CPP_BUILTINS): Define __ADSPBF531__, __ADSPBF532__,
946 __ADSPBF533__ or __ADSPBF537__ according to the cpu type.
948 2007-04-12 Richard Sandiford <richard@codesourcery.com>
950 * config.gcc (*-*-vxworks*): Don't add to tm_files in this stanza.
951 (arm-wrs-vxworks, mips-wrs-vxworks, powerpc-wrs-vxworks)
952 (powerpc-wrs-vxworksae): Use ${tm_file}.
953 (i[4567]86-wrs-vxworks, i[4567]86-wrs-vxworksae): Add svr4.h
954 after elfos.h. Remove i386/sysv4.h and add i386/vx-common.h.
955 * config/i386/vx-common.h: New file.
957 2007-04-12 Richard Sandiford <richard@codesourcery.com>
959 * config/vxworks.h (VXWORKS_STARTFILE_SPEC): Use -l:crt0.o instead
962 2007-04-12 Andreas Krebbel <krebbel1@de.ibm.com>
964 * config/s390/s390.md ("trunctddd2"): Use TDmode for the target of
967 2007-04-12 Douglas Gregor <doug.gregor@gmail.com>
971 * c-common.c (c_build_qualified_type): Set canonical type
974 2007-04-12 Richard Guenther <rguenther@suse.de>
976 * tree-pretty-print.c (dump_generic_node): Print ARRAY_REF
977 lower bound and element size if lower bound is not zero
978 or either of the ARRAY_REF operands is set.
980 2007-04-12 Richard Guenther <rguenther@suse.de>
982 PR tree-optimization/24689
983 PR tree-optimization/31307
984 * fold-const.c (operand_equal_p): Compare INTEGER_CST array
986 * gimplify.c (canonicalize_addr_expr): To be consistent with
987 gimplify_compound_lval only set operands two and three of
988 ARRAY_REFs if they are not gimple_min_invariant. This makes
989 it never at this place.
990 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Likewise.
992 2007-04-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
994 * pa.c (pa_som_asm_init_sections): Ensure that cfun->machine is not
995 null before emitting a .nsubspa directive.
997 2007-04-11 Diego Novillo <dnovillo@redhat.com>
999 * tree-ssa-alias.c (dump_mem_ref_stats): Do not call
1000 need_to_partition_p if there are no memory statements in the
1003 2007-04-11 Zdenek Dvorak <dvorakz@suse.cz>
1005 * tree-data-ref.c (chrec_steps_divide_constant_p): Removed.
1006 (gcd_of_steps_may_divide_p): New function.
1007 (analyze_miv_subscript): Use gcd_of_steps_may_divide_p.
1009 2007-04-11 Bernd Schmidt <bernd.schmidt@analog.com>
1011 * reload.c (find_reloads_toplev, find_reloads_address,
1012 find_reloads_address_1, find_reloads_subreg_address): Use rtx_equal_p,
1013 not a pointer equality test, to decide if we need to call
1014 push_reg_equiv_alt_mem.
1016 2007-04-11 Sebastian Pop <sebastian.pop@inria.fr>
1018 * tree-data-ref.c (affine_function_zero_p, constant_access_functions,
1019 insert_innermost_unit_dist_vector, add_distance_for_zero_overlaps): New.
1020 (build_classic_dist_vector): Call add_distance_for_zero_overlaps.
1022 2007-04-11 Zdenek Dvorak <dvorakz@suse.cz>
1024 * tree-data-ref.c (add_multivariate_self_dist): Force the distance
1025 vector to be positive.
1027 2007-04-11 Diego Novillo <dnovillo@redhat.com>
1031 * doc/invoke.texi: Document --params max-aliased-vops and
1033 * tree-ssa-operands.h (get_mpt_for, dump_memory_partitions,
1034 debug_memory_partitions): Move to tree-flow.h
1035 * params.h (AVG_ALIASED_VOPS): Define.
1036 * tree-ssa-alias.c (struct mp_info_def): Remove. Update all
1038 (mp_info_t): Likewise.
1039 (get_mem_sym_stats_for): New.
1040 (set_memory_partition): Move from tree-flow-inline.h.
1041 (mark_non_addressable): Only clear the set of symbols for the
1042 partition if it exists.
1043 (dump_memory_partitions): Move from tree-ssa-operands.c
1044 (debug_memory_partitions): Likewise.
1045 (need_to_partition_p): New.
1046 (dump_mem_ref_stats): New.
1047 (debug_mem_ref_stats): New.
1048 (dump_mem_sym_stats): New.
1049 (debug_mem_sym_stats): New.
1050 (update_mem_sym_stats_from_stmt): New.
1051 (compare_mp_info_entries): New.
1052 (mp_info_cmp): Call it.
1053 (sort_mp_info): Change argument to a list of mem_sym_stats_t
1055 (get_mpt_for): Move from tree-ssa-operands.c.
1056 (find_partition_for): New.
1057 (create_partition_for): Remove.
1058 (estimate_vop_reduction): New.
1059 (update_reference_counts): New.
1060 (build_mp_info): New.
1061 (compute_memory_partitions): Refactor.
1062 Document new heuristic.
1063 Call build_mp_info, update_reference_counts,
1064 find_partition_for and estimate_vop_reduction.
1065 (compute_may_aliases): Populate virtual operands before
1066 calling debugging dumps.
1067 (delete_mem_sym_stats): New.
1068 (delete_mem_ref_stats): New.
1069 (init_mem_ref_stats): New.
1070 (init_alias_info): Call it.
1071 (maybe_create_global_var): Remove alias_info argument.
1072 Get number of call sites and number of pure/const call sites
1073 from gimple_mem_ref_stats().
1074 (dump_alias_info): Call dump_memory_partitions first.
1075 (dump_points_to_info_for): Show how many times a pointer has
1077 * opts.c (decode_options): For -O2 set --param
1078 max-aliased-vops to 500.
1079 For -O3 set --param max-aliased-vops to 1000 and --param
1080 avg-aliased-vops to 3.
1081 * fortran/options.c (gfc_init_options): Remove assignment to
1083 * tree-flow-inline.h (gimple_mem_ref_stats): New.
1084 * tree-dfa.c (dump_variable): Dump memory reference
1086 Dump NO_ALIAS* settings.
1087 (referenced_var_lookup): Tidy.
1088 (mem_sym_stats): New.
1089 * tree-ssa-copy.c (may_propagate_copy): Return true if DEST
1090 and ORIG are different SSA names for a memory partition.
1091 * tree-ssa.c (delete_tree_ssa): Call delete_mem_ref_stats.
1092 * tree-flow.h (struct mem_sym_stats_d): Define.
1093 (mem_sym_stats_t): Define.
1094 (struct mem_ref_stats_d): Define.
1095 (struct gimple_df): Add field mem_ref_stats.
1096 (enum noalias_state): Define.
1097 (struct var_ann_d): Add bitfield noalias_state.
1098 (mem_sym_stats, delete_mem_ref_stats, dump_mem_ref_stats,
1099 debug_mem_ref_stats, debug_memory_partitions,
1100 debug_mem_sym_stats): Declare.
1101 * tree-ssa-structalias.c (update_alias_info): Update call
1102 sites, pure/const call sites and asm sites in structure
1103 returned by gimple_mem_ref_stats.
1104 Remove local variable IS_POTENTIAL_DEREF.
1105 Increase NUM_DEREFS if the memory expression is a potential
1107 Call update_mem_sym_stats_from_stmt.
1108 If the memory references memory, call
1109 update_mem_sym_stats_from_stmt for all the direct memory
1110 symbol references found.
1111 (intra_create_variable_infos): Set noalias_state field for
1112 pointer arguments according to the value of
1113 flag_argument_noalias.
1114 * tree-ssa-structalias.h (struct alias_info): Remove fields
1115 num_calls_found and num_pure_const_calls_found.
1116 (update_mem_sym_stats_from_stmt): Declare.
1117 * params.def (PARAM_MAX_ALIASED_VOPS): Change description.
1118 Set default value to 100.
1119 (PARAM_AVG_ALIASED_VOPS): Define.
1121 2007-04-11 Richard Guenther <rguenther@suse.de>
1124 * simplify-rtx.c (simplify_binary_operation_1): Do not simplify
1125 a * -b + c as c - a * b if we honor sign dependent rounding.
1127 2007-04-11 Bernd Schmidt <bernd.schmidt@analog.com>
1129 * config/bfin/bfin-protos.h (bfin_expand_movmem): Renamed from
1131 * config/bfin/bfin.c (bfin_expand_prologue, bfin_delegitimize_address,
1132 bfin_function_ok_for_sibcall, split_load_immediate): Remove unused
1134 (initialize_trampoline): Don't use old-style function definition.
1135 (bfin_secondary_reload): Mark IN_P argument as unused.
1137 2007-04-10 Sebastian Pop <sebastian.pop@inria.fr>
1139 PR tree-optimization/31343
1140 * tree-chrec.h (chrec_zerop): Moved before build_polynomial_chrec.
1141 (build_polynomial_chrec): Return a scalar when the evolution is zero.
1142 * testsuite/gcc.dg/vect/pr31343.c: New.
1144 2007-04-10 Eric Christopher <echristo@apple.com>
1146 * config/i386/i386.h (X87_FLOAT_MODE_P): New.
1147 * config/i386/i386.md (*cmpfp0): Use.
1148 (*cmpfp_u, *cmpfp_<mode>, *cmpfp_i_i387): Ditto.
1149 (*cmpfp_iu_387, fix_trunc<mode>_fisttp_i386_1): Ditto.
1150 (fix_trunc<mode>_i386_fisttp): Ditto.
1151 (fix_trunc<mode>_i387_fisttp_with_temp): Ditto.
1152 (*fix_trunc<mode>_i387_1, fix_truncdi_i387): Ditto.
1153 (fix_truncdi_i387_with_temp, fix_trunc<mode>_i387): Ditto.
1154 (fix_trunc<mode>_i387_with_temp, *fp_jcc_1_387): Ditto.
1155 (*fp_jcc_2_387, *fp_jcc_5_387, *fp_jcc_6_387): Ditto.
1156 (*fp_jcc_7_387, *fp_jcc_8<mode>_387): Ditto.
1157 (unnamed_splitters): Ditto.
1158 * config/i386/i386.c (output_fix_trunc): Assert that
1159 we're not being passed a TFmode operand.
1161 2007-04-10 Zdenek Dvorak <dvorakz@suse.cz>
1163 PR tree-optimization/31526
1164 * tree-inline.c (copy_cfg_body): Use last_basic_block instead of
1165 n_basic_blocks to find newly added blocks.
1167 2007-04-10 Uros Bizjak <ubizjak@gmail.com>
1169 * config/i386/i386.md (fix_trunc<mode>di_sse): Remove "x" from "xm"
1171 (fix_trunc<mode>si_sse): Ditto.
1172 (*floatsisf2_mixed, *floatsisf2_sse): Ditto.
1173 (*floatsidf2_mixed, *floatsidf2_sse): Ditto.
1174 (*floatdisf2_mixed, *floatdisf2_sse): Ditto.
1175 (*floatdidf2_mixed, *floatdidf2_sse): Ditto.
1176 (floathi<mode>2): Rename from floathisf2 and floathidf2. Macroize
1177 expander using SSEMODEF mode macro.
1178 (floatsi<mode>2): Rename from floatsisf2 and floashidf2. Macroize
1179 expander using SSEMODEF mode macro.
1180 (*floathi<mode>2_i387): Rename from *floathisf2_i387 and
1181 *floathidf2_i387. Macroize insn using X87MODEF12 mode macro.
1182 (*floatsi<mode>2_i387): Rename from *floatsisf2_i387 and
1183 *floatsidf2_i387. Macroize insn using X87MODEF12 mode macro.
1184 (*floatdi<mode>2_i387): Rename from *floatdisf2_i387 and
1185 *floatdidf2_i387. Macroize insn using X87MODEF12 mode macro.
1186 (float<mode>xf2): Rename from floathixf2, floatsixf2 and floatdixf2.
1187 Macroize insn using X87MODEF mode macro.
1189 2007-04-09 H.J. Lu <hongjiu.lu@intel.com>
1191 * config/i386/sse.md (sse2_pinsrw): Removed.
1192 (sse2_pextrw): Renamed to ...
1193 (*sse2_pextrw): This.
1195 2007-04-09 Jan Hubicka <jh@suse.cz>
1198 * config/i386/sse.md
1199 (sse_vmaddv4sf3, sse_vmmulv4sf3): Remove '%' modifier.
1200 (sse_vmsmaxv4sf3_finite, sse_vmsminv4sf3_finite): Remove.
1201 (sse2_vmaddv2df3, sse2_vmmulv2df3): Remove '%' modifier.
1202 (sse2_vmsmaxv2df3_finite, sse2_vmsminv2df3_finite): Remove.
1204 2007-04-09 Jan Hubicka <jh@suse.cz>
1206 * tree-ssa-ccp (maybe_fold_offset_to_component_ref): Recurse into
1207 multiple fields of union.
1209 2007-04-09 Zdenek Dvorak <dvorakz@suse.cz>
1211 * cfgloopmanip.c (create_preheader): Do not use loop_preheader_edge.
1212 (create_preheaders): Check that loops are available.
1213 (fix_loop_structure): Clean up, improve comments.
1214 * tree-ssa-loop-manip.c (rewrite_into_loop_closed_ssa):
1215 Check that loops are available. Set LOOP_CLOSED_SSA to the loops
1217 * tree-scalar-evolution.c (scev_finalize): Clear scalar_evolution_info.
1218 * predict.c (tree_estimate_probability): Do not call
1219 calculate_dominance_info. Call create_preheaders.
1220 * tree-cfgcleanup.c (cleanup_tree_cfg_loop): Only call
1221 rewrite_into_loop_closed_ssa if LOOP_CLOSED_SSA is set in loops state
1223 * cfgloop.c (loop_preheader_edge): Assert that loops have preheaders.
1224 * cfgloop.h (LOOP_CLOSED_SSA): New constant.
1225 * tree-cfg.c (tree_split_edge): Make an assert more precise.
1226 * tree-ssa-threadedge.c (thread_across_edge): Comment the function
1229 2007-04-08 Jan Hubicka <jh@suse.cz>
1231 * tree.h (maybe_fold_offset_to_component_ref): Declare.
1232 * tree-ssa-ccp.c (maybe_fold_offset_to_component_ref): Export.
1233 * fold-const.c (fold_unary): Use it.
1235 2007-04-08 Andrew Pinski <andrew_pinski@playstation.sony.com>
1237 * varasm.c (assemble_variable): Remove call to
1238 lang_hooks.decls.prepare_assemble_variable.
1239 * langhooks-def.h (LANG_HOOKS_PREPARE_ASSEMBLE_VARIABLE): Kill.
1240 (LANG_HOOKS_DECLS): Remove LANG_HOOKS_PREPARE_ASSEMBLE_VARIABLE.
1241 * langhooks.h (lang_hooks_for_decls): Remove
1242 prepare_assemble_variable.
1244 2007-04-08 Mike Stump <mrs@apple.com>
1246 * config/i386/i386.c: Use inc/dec on Core2.
1248 2007-04-08 Steven Bosscher <steven@gcc.gnu.org>
1250 * langhooks.c (lhd_tree_inlining_add_pending_fn_decls,
1251 lhd_tree_inlining_anon_aggr_type_p, lhd_tree_inlining_start_inlining,
1252 lhd_tree_inlining_end_inlining): Remove.
1253 * langhooks.h (struct lang_hooks_for_tree_inlining): Remove then
1254 add_pending_fn_decls, anon_aggr_type_p, start_inlining, and
1256 * langhooks-def.h (lhd_tree_inlining_add_pending_fn_decls,
1257 lhd_tree_inlining_anon_aggr_type_p, lhd_tree_inlining_start_inlining,
1258 lhd_tree_inlining_end_inlining): Remove prototypes.
1259 (LANG_HOOKS_TREE_INLINING_ADD_PENDING_FN_DECLS,
1260 LANG_HOOKS_TREE_INLINING_ANON_AGGR_TYPE_P,
1261 LANG_HOOKS_TREE_INLINING_START_INLINING,
1262 LANG_HOOKS_TREE_INLINING_END_INLINING): Remove.
1264 * c-objc-common.h (LANG_HOOKS_TREE_INLINING_ANON_AGGR_TYPE_P): Do
1267 2007-04-08 Anatoly Sokolov <aesok@post.ru>
1270 * config/avr/predicates.md (io_address_operand): Delete predicate.
1271 (low_io_address_operand): Don't use 'mode' argument.
1272 (higth_io_address_operand): Rename ...
1273 (high_io_address_operand): ... to this. Don't use 'mode' argument.
1274 * config/avr/avr.md (*sbix_branch_tmp, *sbix_branch_tmp_bit7): Adjust
1277 2007-04-07 Daniel Berlin <dberlin@dberlin.org>
1279 Revert change removing staticp.
1281 2007-04-07 Anatoly Sokolov <aesok@post.ru>
1284 * config/avr/avr.md (*clrmemqi, *clrmemhi): Mark operand 4 as
1287 2007-04-07 Bruce Korb <bkorb@gnu.org>
1289 * c.opt: Add -Wformat-contains-nul.
1290 * c-format.c (set_Wformat): Set warn_format_contains_nul to the
1292 (check_format_info_main): Check OPT_Wformat_contains_nul before emitting
1293 the NUL byte warning.
1295 2007-04-07 H.J. Lu <hongjiu.lu@intel.com>
1297 * config/i386/i386.c (ix86_handle_option): Handle SSSE3.
1299 2007-04-06 Daniel Berlin <dberlin@dberlin.org>
1301 * tree.c (staticp): No longer use staticp langhook.
1302 * langhooks.c (lhd_staticp): Removed.
1303 * langhooks.h (struct lang_hooks): Remove staticp.
1304 * c-common.c (c_staticp): Remove.
1305 * c-common.h (c_staticp): Ditto.
1306 * langhooks-defs.h (lhd_staticp): Ditto.
1307 (LHD_HOOKS_STATICP): Ditto
1308 * tree.h (gcc_assert_lowered): New macro.
1310 2007-04-06 Zdenek Dvorak <dvorakz@suse.cz>
1312 * tree-ssa-loop-niter.c (idx_infer_loop_bounds): Add and use
1313 argument "reliable".
1314 (infer_loop_bounds_from_ref, infer_loop_bounds_from_array):
1315 Add argument "reliable". Propagate it through calls.
1316 (infer_loop_bounds_from_undefined): Derive number of iterations
1317 estimates from references in blocks that do not dominate loop latch.
1318 (gcov_type_to_double_int): New function.
1319 (estimate_numbers_of_iterations_loop): Use gcov_type_to_double_int
1320 and expected_loop_iterations_unbounded.
1321 * cfgloopanal.c (expected_loop_iterations_unbounded): New function.
1322 (expected_loop_iterations): Use expected_loop_iterations_unbounded.
1323 * tree-data-ref.c (estimated_loop_iterations): Export.
1324 (get_references_in_stmt): Fix -- do not return addresses of local
1326 * cfgloop.h (expected_loop_iterations_unbounded,
1327 estimated_loop_iterations): Declare.
1329 2007-04-06 Andreas Tobler <a.tobler@schweiz.org>
1331 * tree-sra.c (sra_build_elt_assignment): Initialize min/maxshift.
1333 2007-04-06 Uros Bizjak <ubizjak@gmail.com>
1335 * config/i386/i386.md (extend<mode>xf2): Rename from extendsfxf2
1336 and extenddfxf2. Macroize expander using X87MODEF12 mode macro.
1337 (*truncdfsf_mixed, *truncdfsf_i387, *truncdfsf2_i387_1):
1338 Use output_387_reg_move().
1339 (*truncxf<mode>2): Rename from *truncxfsf2 and truncxfdf2. Macroize
1340 expander using X87MODEF12 mode macro.
1341 (*truncxfsf2_mixed): Combine alternatives, ignore "r" alternative when
1342 choosing register preferences. Use output_387_reg_move().
1343 (*truncxfdf2_mixed): Combine alternatives, use "r" alternative
1344 instead of "x". Use output_387_reg_move().
1345 (*truncxf<mode>2_i387_noop): Rename from *truncxfsf2_i387_noop and
1346 *truncxfdf2_i387_noop. Macroize insn using X87MODEF12 mode macro.
1347 (*truncxf<mode>2_i387): Rename from *truncxfsf2_i387 and
1348 *truncxfdf2_i387. Macroize insn using X87MODEF12 mode macro.
1349 Use output_387_reg_move().
1350 (*truncxf?f_mixed splitter): Macroize splitter using X87MODEF12
1352 (*truncxf?f_i387 splitter): Ditto.
1354 2007-04-06 Daniel Berlin <dberlin@dberlin.org>
1356 * langhooks-def.h (LANG_HOOKS_INITIALIZER): Remove
1357 LANG_HOOKS_SAFE_FROM_P.
1358 * expr.c (safe_from_p): Remove langhook call.
1359 * langhooks.h (lang_hooks): Remove safe_from_p.
1360 (lhd_safe_from_p): Remove prototype.
1361 * langhooks.c (lhd_safe_from_p): Remove.
1363 2007-04-06 Jan Hubicka <jh@suse.cz>
1365 * cgraphunit.c (decide_is_function_needed): Do not keep always_inline
1368 2007-04-06 Uros Bizjak <ubizjak@gmail.com>
1370 * config/i386/i386.c (output_387_reg_move): Handle memory operand[0].
1371 * config/i386/i386.md (*movsf_1, *movdf_nointeger,
1372 *movdf_integer_rex64, *movdf_integer, *movxf_nointeger,
1373 *movxf_integer): Use output_387_reg_move() for x87 reg->mem
1375 (*extendsfdf2_mixed, *extendsfdf2_i387, *extendsfxf2_i387,
1376 *extenddfxf2_i387, *truncdfsf_fast_mixed): Ditto.
1378 2007-04-05 Richard Henderson <rth@redhat.com>
1380 * config/alpha/alpha.c (print_operand) [+]: Remove.
1381 (alpha_end_function): Print nop if call at end of function.
1382 * config/alpha/alpha.h (PRINT_OPERAND_PUNCT_VALID_P): Remove +.
1383 * config/alpha/alpha.md (UNSPEC_LDGP1): New.
1384 (call_osf_1_er_noreturn, call_value_osf_1_er_noreturn): New.
1385 (call_osf_2_er_nogp, call_value_osf_2_er_nogp): New.
1386 (call_osf_2_er, call_value_osf_2_er): Merge the ldgp highpart into
1387 the call pattern. Update peepholes to match.
1389 2007-04-05 Janis Johnson <janis187@us.ibm.com>
1391 * doc/extend.texi (Other Builtins): Add decimal float variants
1393 * builtins.def: Ditto.
1394 * builtins.c (expand_builtin): Ditto.
1396 2007-04-05 Uros Bizjak <ubizjak@gmail.com>
1397 H.J. Lu <hongjiu.lu@intel.com>
1400 * config/i386/sse.md (sse2_umulv2siv2di3): Use V4SImode instead
1401 of V8HImode when calling ix86_binary_operator_ok.
1402 (sse2_pmaddwd): Call ix86_binary_operator_ok.
1403 (sdot_prodv8hi): Operands 1 and 2 must be register.
1405 2007-04-05 Alexandre Oliva <aoliva@redhat.com>
1407 * tree-sra.c (try_instantiate_multiple_fields): Needlessly
1408 initialize align to silence bogus warning.
1410 2007-04-05 Alexandre Oliva <aoliva@redhat.com>
1413 * tree-sra.c (struct sra_elt): Add in_bitfld_block. Remove
1415 (struct sra_walk_fns): Remove use_all parameter from use.
1416 (sra_hash_tree): Handle BIT_FIELD_REFs.
1417 (sra_elt_hash): Don't hash bitfld blocks.
1418 (sra_elt_eq): Skip them in parent compares as well. Handle
1420 (sra_walk_expr): Don't maintain or pass down use_all_p.
1421 (scan_use): Remove use_all parameter.
1422 (scalarize_use): Likewise. Re-expand assignment to
1423 BIT_FIELD_REF of gimple_reg. De-scalarize before input or
1424 output, and re-scalarize after output. Don't mark anything
1426 (scalarize_ldst): Adjust.
1427 (scalarize_walk_gimple_modify_statement): Likewise.
1428 (build_element_name_1): Handle BIT_FIELD_REFs.
1429 (instantiate_element): Don't warn for any element whose parent
1431 (instantiate_missing_elements_1): Return the sra_elt.
1432 (canon_type_for_field): New.
1433 (try_instantiate_multiple_fields): New.
1434 (instantiate_missing_elemnts): Use them.
1435 (mark_no_warning): Removed.
1436 (generate_one_element_ref): Handle BIT_FIELD_REFs.
1437 (REPLDUP, sra_build_elt_assignment): New.
1438 (generate_copy_inout): Use them.
1439 (generate_element_copy): Likewise. Handle bitfld differences.
1440 (generate_element_zero): Don't recurse for blocks. Use
1441 sra_build_elt_assignment.
1442 (generate_one_element_int): Take elt instead of var. Use
1443 sra_build_elt_assignment.
1444 (generate_element_init_1): Adjust.
1445 (scalarize_use, scalarize_copy): Use REPLDUP.
1446 (scalarize_ldst): Move assert before dereference.
1447 (dump_sra_elt_name): Handle BIT_FIELD_REFs.
1449 2007-04-05 Steven Bosscher <steven@gcc.gnu.org>
1451 * regmove.c: Fix unused variable warnings due to previous commit.
1453 2007-04-05 Steven Bosscher <steven@gcc.gnu.org>
1455 * regmove.c (STACK_GROWS_DOWNWARD): Don't boolean-ize.
1456 (regmove_bb_head): Remove.
1457 (copy_src_to_dest): Don't update regmove_bb_head and BB_HEAD.
1458 (regmove_optimize): Don't do unnecessary CFG fixes for non-existing
1459 problems with fixup_match_1.
1460 Don't initialize/free regmove_bb_head.
1462 (reg_is_remote_constant_p): If an insn is in the same basic block
1463 but not before INSN, consider it remote, too.
1465 2007-04-05 Anatoly Sokolov <aesok@post.ru>
1468 * config/avr/avr.c (avr_handle_fndecl_attribute): Use the
1469 DECL_ASSEMBLER_NAME, not the DECL_NAME.
1471 2007-04-05 H.J. Lu <hongjiu.lu@intel.com>
1473 * config/i386/i386.h (TARGET_CPU_CPP_BUILTINS): Reformat.
1474 (CONDITIONAL_REGISTER_USAGE): Likewise.
1476 2007-04-04 Richard Henderson <rth@redhat.com>
1478 * config/alpha/lib1funcs.asm: Remove unused file.
1480 2007-04-04 Brooks Moses <brooks.moses@codesourcery.com>
1483 * opts.c (print_specific_help): Fix --help=<language>
1485 (common_handle_option): Support --help=common.
1487 2007-04-04 Brooks Moses <brooks.moses@codesourcery.com>
1490 * gcc.c (main): Do not run the linker if
1491 print_subprocess_help indicates that it shouldn't be
1494 2007-04-04 Brooks Moses <brooks.moses@codesourcery.com>
1497 * doc/invoke.texi (--help=): Document <languages> value, fix
1498 formatting in tables of values.
1500 2007-04-04 Danny Smith <dannysmith.users.sourceforge.net>
1502 * config/i386/winnt-cxx.c (i386_pe_type_dllimport_p): Don't ignore
1503 dllimport attribute of virtual methods.
1505 2007-04-04 Chen Liqin <liqin@sunnorth.com.cn>
1507 * config/score/crti.asm: Change _bss_start to __bss_start.
1508 * config/score/score.h (CONDITIONAL_REGISTER_USAGE): Added.
1509 (OUTGOING_REG_PARM_STACK_SPACE) update.
1510 * config/score/score.opt: add options to make backend support
1511 score5, score5u, score7 and score7d.
1512 * config/score/score.md: Likewise.
1513 * config/score/misc.md: Likewise.
1514 * config/score/mac.md: Likewise.
1515 * doc/invoke.texi: Likewise.
1516 * doc/md.texi: update constraints define.
1518 2007-04-03 Richard Henderson <rth@redhat.com>
1520 * expr.c (store_expr): If get_signed_or_unsigned_type doesn't yield
1521 an appropriate type, use the mode instead.
1523 2007-04-03 Richard Sandiford <richard@codesourcery.com>
1525 * config.gcc (mips-wrs-vxworks): Add vx-common.h to tm_file.
1526 Set the default --with-arch setting to mips2.
1527 * config/mips/t-vxworks (MULTILIB_OPTIONS, MULTILIB_MATCHES)
1528 (MULTILIB_EXCEPTIONS): Redefine with new multilibs.
1529 (MULTILIB_OSDIRNAMES): Delete.
1530 (MULTILIB_DIRNAMES): Define.
1531 * config/mips/vxworks.h (LINK_SPEC): Add VXWORKS_LINK_SPEC.
1532 (LIB_SPEC, STARTFILE_SPEC, ENDFILE_SPEC): Define.
1533 (TARGET_OS_CPP_BUILTINS): Incorporate old SUBTARGET_CPP_SPEC
1534 definitions, except for _WRS_R3K_EXC_SUPPORT. Call
1535 VXWORKS_OS_CPP_BUILTINS.
1536 (SUBTARGET_CPP_SPEC): Redefine to VXWORKS_ADDITIONAL_CPP_SPEC.
1537 (MIPS_DEBUGGING_INFO): Undefine.
1538 (FUNCTION_PROFILER): Define to VXWORKS_FUNCTION_PROFILER.
1540 2007-04-03 Jakub Jelinek <jakub@redhat.com>
1543 * fold-const.c (native_encode_real): Encode real.c provided longs
1544 as a series of 32-bit native integers.
1545 (native_interpret_real): Interpret buffer as a series of 32-bit
1548 2007-04-03 Richard Guenther <rguenther@suse.de>
1550 * genpreds.c (write_insn_constraint_len): Write function
1551 optimized for CONSTRAINT_LEN implementation.
1552 (write_tm_preds_h): Output insn_constraint_len inline and
1553 use it for CONSTRAINT_LEN.
1554 (write_insn_preds_c): Don't output insn_constraint_len.
1555 * doc/md.texi (define_register_constraint): Document multi-letter
1556 constraints shall have the same length if they start with the same
1559 2007-04-03 Uros Bizjak <ubizjak@gmail.com>
1562 * config/i386/i386.md (isinf<mode>2): Expand only when
1563 TARGET_C99_FUNCTIONS is set.
1565 2007-04-03 Uros Bizjak <ubizjak@gmail.com>
1567 * config.gcc (i[34567]86-*-linux*): Add i386/t-crtpc to tm-file.
1568 (x86_64-*-linux*): Ditto.
1569 * config/i386/i386.opt (mpc): New option.
1570 * config/i386/i386.c (overrride_options): Handle
1571 ix87_precision_string.
1572 * config/i386/crtprec.c: New file.
1573 * config/i386/t-crtpc: Ditto.
1574 * config/i386/linux.h (ENDFILE_SPEC): Add handling of -mpc32, -mpc64
1576 * config/i386/linux64.h (ENDFILE_SPEC): Ditto.
1577 * config/i386/t-linux64 (EXTRA_MULTILIB_PARTS): Add
1578 crtprec32.o, crtprec64.o and crtprec80.o.
1580 * doc/invoke.texi (Machine Dependent Options): Add -mpc32, -mpc64
1582 (i386 and x86-64 Options): Document -mpc32, -mpc64 and -mpc80 options.
1584 2007-04-02 Eric Christopher <echristo@apple.com>
1586 * doc/invoke.texi (i386 and x86-64 Options): Document -m64
1587 limitations on darwin.
1589 2007-04-02 Anatoly Sokolov <aesok@post.ru>
1592 * config/avr/avr.c (avr_rtx_costs): Add missing 'break' statements.
1594 2007-04-02 Dave Korn <dave.korn@artimi.com>
1596 * doc/tm.texi (FUNCTION_MODE): Update and extend documentation.
1598 2007-04-02 Dave Korn <dave.korn@artimi.com>
1600 * libgcc2.h (exception_descriptor): Don't forward-declare.
1601 (__get_eh_table_language, __get_eh_table_version): Delete
1602 prototypes of long-dead functions.
1604 2007-04-01 Daniel Berlin <dberlin@dberlin.org>
1606 * ebitmap.h: New file
1607 * ebitmap.c: New file
1608 * Makefile.in (ebitmap.o): New target.
1610 2007-04-01 Jan Hubicka <jh@suse.cz>
1612 * emit-rtl.c (emit_insn_before_setloc): Do not ICE when asked to emit
1613 before very first instruction.
1615 2007-04-01 Jan Hubicka <jh@suse.cz>
1617 * ggc-page.c (ggc_print_statistics): Fix formatting string to avoid
1618 waring on 64bit hosts.
1619 * bitmap.h: Fix typo in bitmap_head_def.
1621 2007-04-01 Steven Bosscher <steven@gcc.gnu.org>
1623 PR rtl-optimization/31391
1624 * cfgcleanup.c (try_optimize_cfg): If a removed label is turned
1625 into a DELETED_LABEL note, and the label is in an empty basic
1626 block, update BB_END as well as BB_HEAD.
1628 2007-04-01 Richard Henderson <rth@redhat.com>
1630 PR tree-optimization/31169
1631 * tree-vrp.c (extract_range_from_binary_expr) <RSHIFT_EXPR>: Drop
1632 to varying if the range is outside [0, prec-1].
1634 2007-04-01 Richard Sandiford <richard@codesourcery.com>
1637 * config/mips/mips.md (load_const_gp): New insn.
1638 * config/mips/mips.c (mips_split_symbol): Avoid using or creating
1639 the MIPS16 GP pseudo register if no_new_pseudos.
1640 (mips16_gp_pseudo_reg): Use gen_load_const_gp.
1642 2007-03-31 Andrew Pinski <andrew_pinski@playstation.sony.com>
1645 * config/rs6000/rs6000.md (call): Convert to LR hard reg for
1647 (call_value): Likewise.
1649 2007-03-31 Wolfgang Bangerth <bangerth@dealii.org>
1650 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1653 * doc/invoke.texi: (optimization options): Reword description
1654 of -ffast-math. Document its primary purpose.
1656 2007-03-31 Richard Guenther <rguenther@suse.de>
1658 * omp-low.c (splay-tree.h): Include.
1659 (lookup_decl): Replace splay-tree usage by pointer-map.
1660 (maybe_lookup_decl): Likewise.
1661 (new_omp_context): Likewise.
1662 (delete_omp_context): Likewise.
1663 * gimplify.c (splay-tree.h): Include.
1664 * tree-inline.c (insert_decl_map): Replace splay-tree usage by
1666 (remap_ssa_name): Likewise.
1667 (remap_decl): Likewise.
1668 (remap_type_1): Likewise.
1669 (remap_type): Likewise.
1670 (copy_body_r): Likewise.
1671 (expand_call_inline): Likewise.
1672 (clone_body): Likewise.
1673 (copy_tree_r): Likewise.
1674 (remap_save_expr): Likewise.
1675 (unsave_r): Likewise.
1676 (unsave_expr_now): Likewise.
1677 (tree_function_versioning): Likewise.
1678 (build_duplicate_type): Likewise.
1679 * tree-inline.h (pointer-set.h): Include instead of splay-tree.h.
1680 (struct copy_body_data): Replace splay-tree by pointer-map.
1681 * Makefile.in (TREE_INLINE_H): Depend on pointer-map.h,
1682 not $(SPLAY_TREE_H).
1683 (gimplify.o): Depend on $(SPLAY_TREE_H).
1684 (omp-low.p): Likewise.
1686 2007-03-31 Anatoly Sokolov <aesok@post.ru>
1688 * config/avr/predicates.md (even_register_operand,
1689 odd_register_operand): New predicates.
1690 * config/avr/avr.md (movw peephole2): New.
1691 (movw_r peephole2): New.
1693 2007-03-30 Rafael Avila de Espindola <espindola@google.com>
1695 * tree.h (get_signed_or_unsigned_type): New.
1696 * fold-const.c (operand_equal_for_comparison_p): Use
1697 get_signed_or_unsigned_type instead of
1698 lang_hooks.types.signed_or_unsigned_type.
1699 * expr.c (store_expr): Ditto.
1700 * langhooks.c (get_signed_or_unsigned_type): New.
1701 (lhd_signed_or_unsigned_type): New.
1702 * langhooks.h (lhd_signed_or_unsigned_type): New.
1703 * langhooks-def.h (LANG_HOOKS_SIGNED_OR_UNSIGNED_TYPE): Define.
1705 2007-03-30 Richard Henderson <rth@redhat.com>
1707 * tree-ssa-loop-ivopts.c: Include target.h.
1708 (produce_memory_decl_rtl): Pass the rtx through encode_section_info.
1709 (get_address_cost): Force SYMBOL_FLAG_LOCAL set.
1710 (force_expr_to_var_cost): Use produce_memory_decl_rtl.
1711 * Makefile.in (tree-ssa-loop-ivopts.o): Depend on TARGET_H.
1713 2007-03-30 Richard Henderson <rth@redhat.com>
1714 Kai Tietz <kai.tietz@onevision.com>
1716 * config/i386/cygming.h (DWARF2_DEBUGGING_INFO): Enable by
1718 (PREFERRED_DEBUGGING_TYPE): Prefer dwarf2 for 64-bit.
1719 (TARGET_64BIT_MS_ABI): New.
1720 (DBX_REGISTER_NUMBER): Handle 64-bit.
1721 (SIZE_TYPE, PTRDIFF_TYPE): Use long long for 64-bit.
1722 (LONG_TYPE_SIZE): Force to 32.
1723 (REG_PARM_STACK_SPACE): New.
1724 (OUTGOING_REG_PARM_STACK_SPACE): New.
1725 (REGPARM_MAX, SSE_REGPARM_MAX): New.
1726 (HANDLE_PRAGMA_PUSH_POP_MACRO): New.
1727 (STACK_BOUNDARY): Use 128 for 64-bit.
1728 * config/i386/cygwin.asm: Use push/ret to preserve call stack.
1729 Add 64-bit implementation.
1730 * config/i386/gthr-win32.c (__gthr_win32_key_create): Mark dtor
1732 * config/i386/i386.c (x86_64_ms_abi_int_parameter_registers): New.
1733 (override_options): Set ix86_cmodel for TARGET_64BIT_MS_ABI.
1734 Warn for -mregparm, -mrtd in 64-bit mode; force ix86_regparm
1735 for 64-bit; use TARGET_SUBTARGET64_DEFAULT.
1736 (ix86_handle_cconv_attribute): Don't warn when ignoring if
1737 TARGET_64BIT_MS_ABI.
1738 (ix86_function_arg_regno_p): Handle TARGET_64BIT_MS_ABI.
1739 (ix86_pass_by_reference): Likewise.
1740 (ix86_function_value_regno_p): Likewise.
1741 (ix86_build_builtin_va_list): Likewise.
1742 (ix86_va_start, ix86_gimplify_va_arg): Likewise.
1743 (function_arg_advance_ms_64): New.
1744 (function_arg_advance): Call it.
1745 (function_arg_ms_64): New.
1746 (function_arg): Call it.
1747 (function_value_ms_64): New.
1748 (ix86_function_value_1): Call it.
1749 (return_in_memory_ms_64): New.
1750 (ix86_return_in_memory): Call it.
1751 (setup_incoming_varargs_ms_64): New.
1752 (ix86_setup_incoming_varargs): Call it.
1753 (ix86_expand_prologue): Handle 64-bit stack probing.
1754 (legitimize_pic_address): Handle TARGET_64BIT_MS_ABI.
1755 (output_pic_addr_const): Likewise.
1756 (x86_this_parameter): Likewise.
1757 (x86_output_mi_thunk): Likewise.
1758 (x86_function_profiler): Likewise.
1759 (TARGET_STRICT_ARGUMENT_NAMING): New.
1760 * config/i386/i386.h (TARGET_SUBTARGET64_DEFAULT): New.
1761 (TARGET_64BIT_MS_ABI): New.
1762 (CONDITIONAL_REGISTER_USAGE): Handle TARGET_64BIT_MS_ABI.
1763 * config/i386/i386.md (allocate_stack_worker): Remove.
1764 (allocate_stack_worker_32): Rename from allocate_stack_worker_1;
1765 describe the clobber of eax without a match_scratch.
1766 (allocate_stack_worker_postreload): Remove.
1767 (allocate_stack_worker_64): Rename from allocate_stack_worker_rex64;
1768 describe the clobbers of rax, r10, r11 properly; use __chkstk symbol.
1769 (allocate_stack_worker_rex64_postreload): Remove.
1770 (allocate_stack): Handle 64-bit.
1771 * config/i386/i386elf (TARGET_SUBTARGET_DEFAULT): Remove.
1772 * config/i386/mingw32.h (TARGET_VERSION): Set correctly for 64-bit.
1773 (EXTRA_OS_CPP_BUILTINS): Handle 64-bit.
1774 (STANDARD_INCLUDE_DIR): Handle TARGET_64BIT_DEFAULT.
1775 (STANDARD_STARTFILE_PREFIX_1): Likewise.
1776 * config/i386/unix.h (TARGET_SUBTARGET64_DEFAULT): New.
1777 * config.build (x86_64-*-mingw*): New host.
1778 * config.host (x86_64-*-mingw*): New host.
1779 * config.gcc (x86_64-*-mingw*): New target.
1780 * gthr-win32.h (__gthread_key_create): Mark dtor unused.
1782 2007-03-30 Richard Henderson <rth@redhat.com>
1783 Kai Tietz <kai.tietz@onevision.com>
1785 * c-pragma.c (struct def_pragma_macro_value): New.
1786 (struct def_pragma_macro): New.
1787 (pushed_macro_table): New.
1788 (dpm_hash, dpm_eq): New.
1789 (handle_pragma_push_macro, handle_pragma_pop_macro): New.
1790 (init_pragma): Install them.
1791 * doc/tm.texi (HANDLE_PRAGMA_PUSH_POP_MACRO): New.
1793 2007-03-30 Anatoly Sokolov <aesok@post.ru>
1795 * config/avr/avr.c (avr_override_options): Clear
1796 'flag_delete_null_pointer_checks'.
1798 2007-03-30 Paolo Carlini <pcarlini@suse.de>
1801 * c-common.h (enum rid): Add RID_HAS_NOTHROW_ASSIGN,
1802 RID_HAS_NOTHROW_CONSTRUCTOR, RID_HAS_NOTHROW_COPY,
1803 RID_HAS_TRIVIAL_ASSIGN, RID_HAS_TRIVIAL_CONSTRUCTOR,
1804 RID_HAS_TRIVIAL_COPY, RID_HAS_TRIVIAL_DESTRUCTOR,
1805 RID_HAS_VIRTUAL_DESTRUCTOR, RID_IS_ABSTRACT, RID_IS_BASE_OF,
1806 RID_IS_CONVERTIBLE_TO, RID_IS_CLASS, RID_IS_EMPTY, RID_IS_ENUM,
1807 RID_IS_POD, RID_IS_POLYMORPHIC, RID_IS_UNION, as
1809 * doc/extend.texi (Extensions to the C++ Language): Add Type Traits.
1811 2007-03-30 Steven Bosscher <steven@gcc.gnu.org>
1813 * regmove.c: Move all of pass_stack_adjustments from here...
1814 * combine-stack-adj.c: ...to this new file.
1815 * Makefile.in: Add rules for combine-stack-adj.o.
1817 2007-03-30 Zdenek Dvorak <dvorakz@suse.cz>
1819 PR tree-optimization/31383
1820 * tree-data-ref.c (affine_function_equal_p): Do not require the vectors
1821 to have the same length.
1823 2007-03-30 Jan Hubicka <jh@suse.cz>
1826 * dwarf2out.c (reference_to_unused): Ask cgraph for functions
1827 availablility; add more sanity checking; ask varpool only about
1830 2007-03-29 Richard Henderson <rth@redhat.com>
1832 * unwind-generic.h (_sleb128_t, _uleb128_t): Don't use HAVE_LONG_LONG
1833 to decide, but __SIZEOF_LONG_LONG__.
1835 2007-03-29 Richard Henderson <rth@redhat.com>
1837 * emutls.c (struct __emutls_array): New.
1838 (emutls_destroy): Use it instead of casting element 0 from void*.
1839 (__emutls_get_address): Likewise.
1841 2007-03-29 Richard Henderson <rth@redhat.com>
1843 * varasm.c (initializer_constant_valid_p): Don't deny
1844 DECL_DLLIMPORT_P on functions.
1846 * config/i386/cygming.h: Remove function declarations.
1847 (SUBTARGET_ENCODE_SECTION_INFO): Don't undef first.
1848 (ASM_OUTPUT_LABELREF): Remove.
1849 (COMMON_ASM_OP): Remove.
1850 (ASM_OUTPUT_COMMON): Remove.
1851 (ASM_OUTPUT_ALIGNED_DECL_COMMON): New.
1852 (ASM_DECLARE_OBJECT_NAME): Use i386_pe_maybe_record_exported_symbol.
1853 (ASM_DECLARE_FUNCTION_NAME): Likewise.
1854 * config/i386/i386-interix.h (SUBTARGET_ENCODE_SECTION_INFO):
1855 Rename from TARGET_ENCODE_SECTION_INFO.
1856 * config/i386/netware.h: Likewise.
1857 * config/i386/i386-protos.h: Update.
1858 * config/i386/i386.c (ix86_function_ok_for_sibcall): Turn ifdef
1859 of TARGET_DLLIMPORT_DECL_ATTRIBUTES into straight if.
1860 (legitimate_constant_p): Reject dllimports.
1861 (dllimport_map, get_dllimport_decl): New.
1862 (legitimize_dllimport_symbol): New.
1863 (legitimize_address, ix86_expand_move): Use it.
1864 (TARGET_BINDS_LOCAL_P): Redefine for TARGET_DLLIMPORT_DECL_ATTRIBUTES.
1865 * config/i386/i386.h (DLL_IMPORT_EXPORT_PREFIX): Remove.
1866 (SYMBOL_FLAG_DLLIMPORT, SYMBOL_REF_DLLIMPORT_P): New.
1867 (SYMBOL_FLAG_DLLEXPORT, SYMBOL_REF_DLLEXPORT_P): New.
1868 * config/i386/predicates.md (constant_call_address_operand): Only
1869 accept symbols; reject dllimport_p symbols.
1870 * config/i386/uwin.h (ASM_DECLARE_FUNCTION_NAME): Use
1871 i386_pe_maybe_record_exported_symbol.
1872 * config/i386/winnt.c (DLL_IMPORT_PREFIX, DLL_EXPORT_PREFIX): Remove.
1873 (i386_pe_determine_dllexport_p): Rename from i386_pe_dllexport_p.
1874 (i386_pe_determine_dllimport_p): Rename from i386_pe_dllimport_p;
1875 trust the setting of DECL_DLLIMPORT_P.
1876 (i386_pe_dllexport_name_p, i386_pe_dllimport_name_p): Remove.
1877 (i386_pe_mark_dllexport, i386_pe_mark_dllimport): Remove.
1878 (gen_stdcall_or_fastcall_suffix): Return NULL if no change required;
1879 tidy the argument scanning loop.
1880 (i386_pe_encode_section_info): Set SYMBOL_FLAG_DLLIMPORT and
1881 SYMBOL_FLAG_DLLEXPORT in SYMBOL_REF_FLAGS.
1882 (i386_pe_strip_name_encoding): Remove.
1883 (i386_pe_binds_local_p): New.
1884 (i386_pe_strip_name_encoding_full): Use default_strip_name_encoding.
1885 (i386_pe_output_labelref): Remove.
1886 (i386_pe_asm_output_aligned_decl_common): New.
1887 (i386_pe_maybe_record_exported_symbol): Rename from
1888 i386_pe_record_exported_symbol; check for dllexported symbols.
1890 2007-03-29 Zack Weinberg <zack@mrtock.ucsd.edu>
1892 * gengtype.c (oprintf): Mostly revert changes from 2007-03-26;
1893 add comment explaining why vsnprintf cannot be used.
1895 2007-03-29 Douglas Gregor <doug.gregor@gmail.com>
1897 PR tree-optimization/30666
1898 * tree.c (build_complex_type): When creating type names for DWARF2
1899 debug info, create TYPE_DECLs for TYPE_NAME instead of
1901 (build_common_tree_nodes_2): Use build_complex_type when building
1902 predefined complex types, to preserve canonical types.
1904 2007-03-29 Steven Bosscher <steven@gcc.gnu.org>
1906 * ifcvt.c (struct noce_if_info): Add then_else_reversed field.
1907 (noce_get_alt_condition): Look at it to determine whether to
1908 reverse the condition or not.
1909 (noce_get_condition): Substitute the truth for lies.
1910 (noce_find_if_block): Set the then_else_reversed field.
1912 2007-03-29 Lars Poeschel <larsi@wh2.tu-dresden.de>
1914 * config/fr30/fr30.md (movdi): Do not accept immediates as the
1915 destination of this insn.
1916 * config/fr30/fr30.c (fr30_move_double): Use emit_move_insn rather
1917 than calling gen_rtx_SET directly. Use r0 to hold the value of
1918 'address + 4' rather than a stack based temporary which can be
1921 2007-03-29 Andreas Krebbel <krebbel1@de.ibm.com>
1923 * config/s390/s390.c (s390_secondary_input_reload_class,
1924 s390_secondary_output_reload_class): Functions removed.
1925 (s390_secondary_reload): New function.
1926 (TARGET_SECONDARY_RELOAD): Target macro defined.
1927 * config/s390/s390.h (SECONDARY_INPUT_RELOAD_CLASS,
1928 SECONDARY_OUTPUT_RELOAD_CLASS): Macro definitions removed.
1929 * config/s390/s390.md ("reload_outti", "reload_outdi",
1930 "reload_indi", "reload_insi", "reload_out<mode>", "reload_in<mode>",
1931 "reload_out<mode>"): Expanders removed.
1932 ("reload<mode>_plus", "reload<mode>_nonoffmem_in",
1933 "reload<mode>_nonoffmem_out"): Expanders added.
1935 2007-03-29 Andreas Krebbel <krebbel1@de.ibm.com>
1937 * regmove.c (optimize_reg_copy_1): Don't perform DEST->SRC repair action if
1938 SRC->DEST replacement failed anyway.
1940 2007-03-28 Mike Stump <mrs@apple.com>
1942 * config/darwin9.h (ASM_OUTPUT_ALIGNED_COMMON): Add.
1943 * config/darwin.h (MAX_OFILE_ALIGNMENT): Fix.
1944 * config/rs6000/darwin.h (ASM_OUTPUT_ALIGNED_COMMON): Removed #undef.
1946 2007-03-28 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
1948 * config.gcc: Accept barcelona as a variant of amdfam10.
1949 * config/i386/i386.c (override_options): Likewise.
1950 * doc/invoke.texi: Likewise.
1952 2007-03-28 Eric Botcazou <ebotcazou@adacore.com>
1954 * tree-dfa.c (get_ref_base_and_extent): Do not expect positive
1955 offsets for BIT_FIELD_REF and COMPONENT_REF.
1957 2007-03-28 Richard Guenther <rguenther@suse.de>
1959 * tree.c (is_global_var): Move ...
1960 * tree-flow-inline.h (is_global_var): ... here.
1961 * tree.h (is_global_var): Remove declaration.
1963 2007-03-28 Uros Bizjak <ubizjak@gmail.com>
1965 * config/i386/i386.h (X86_TUNE_PROMOTE_HIMODE_IMUL): New tuning
1967 (TARGET_TUNE_PROMOTE_HIMODE_IMUL): New define. Use new tuning option.
1968 * config/i386/i386.c (ix86_tune_features): Initialize new
1970 * config/i386/predicates.md (promotable_binary_operator): Use
1971 TARGET_TUNE_PROMOTE_HIMODE_IMUL.
1973 2007-03-28 Grigory Zagorodnev <grigory_zagorodnev@linux.intel.com>
1976 * config/i386/sse.md (uminv16qi3): Use UMIN instead of UMAX.
1978 2007-03-28 Lars Poeschel <larsi@wh2.tu-dresden.de>
1980 * config/fr30/fr30.md (movsi_internal): Change destination
1981 constraint from m to V and add m to the end.
1983 2007-03-28 Christian Bruel <christian.bruel@st.com>
1985 * config/sh/sh.md (movsi_i): Fix type attribute.
1987 2007-03-28 Christian Bruel <christian.bruel@st.com>
1989 * config/sh/sh.md (movsi_ie): Fix memory constraints attribute length.
1990 (movsf_ie): Likewise.
1992 2007-03-28 Christian Bruel <christian.bruel@st.com>
1994 * config.gcc: Add sh4-300 to multilib.
1995 * config/sh/t-mlib-sh4-300: New file.
1997 2007-03-28 Andreas Krebbel <krebbel1@de.ibm.com>
1999 * config/s390/s390.md ("fix_trunc<mode>di2"): New expander.
2000 ("fix_trunc<DFP:mode>di2_dfp"): New insn definition renamed from
2002 ("fixuns_truncdddi2", "fixuns_trunctddi2"): Use
2003 fix_trunc<DFP:mode>di2_dfp instead of fix_trunc<mode>di2.
2004 ("fix_truncdfsi2", "fix_truncsfsi2", "fixuns_truncdddi2",
2005 "fixuns_trunctddi2"): Whitespace fix.
2007 2007-03-28 Kaz Kojima <kkojima@gcc.gnu.org>
2009 * config/sh/sh.h (CALL_COOKIE_RET_TRAMP_SHIFT): Move after
2010 the definition of struct sh_args.
2011 (CALL_COOKIE_RET_TRAMP, CALL_COOKIE_STACKSEQ_SHIFT,
2012 CALL_COOKIE_INT_REG_GET): Likewise.
2014 2007-03-28 Steven Bosscher <steven@gcc.gnu.org>
2016 * ifcvt.c (cond_exec_find_if_block): Return FALSE if no
2017 transformations are applied successfully.
2019 2007-03-27 Douglas Gregor <doug.gregor@gmail.com>
2021 * tree.c (tree_contains_struct): Permit 512 tree codes.
2022 * tree.h (tree_contains_struct): Ditto.
2023 (MAX_TREE_CODES): Ditto.
2024 (struct tree_base): Make CODE 16 bits, instead of 8 bits. Add
2025 SPARE member to store remaining padding bits.
2027 2007-03-27 Anatoly Sokolov <aesok@post.ru>
2029 * config/avr/avr.c (avr_mcu_types): Move at90usb82 device to 'avr4'
2032 2007-03-27 Janis Johnson <janis187@us.ibm.com>
2034 * configure.ac: Fix assembler test for powerpc*-linux decimal float.
2035 * configure: Regenerate.
2037 * configure: Regenerate using the correct version of autoconf.
2039 2007-03-27 Anatoly Sokolov <aesok@post.ru>
2041 * config/avr/avr.c (avr_hard_regno_mode_ok): Disallow QImode in stack
2043 * config/avr/avr.h (REGISTER_NAMES): Rename "__SPL__" and "__SPH__"
2044 regs to "__SP_L__" and "__SP_H__".
2046 2007-03-27 Richard Guenther <rguenther@suse.de>
2048 * tree-dfa.c (get_ref_base_and_extent): Replace bit_offset and
2049 computations with it with a HOST_WIDE_INT variable.
2051 2007-03-26 Mike Stump <mrs@apple.com>
2053 * config/rs6000/darwin.h (DARWIN_MINVERSION_SPEC): Add
2054 objective-c-header, objective-c++-header and objc++-cpp-output
2056 * config/i386/darwin.h (DARWIN_MINVERSION_SPEC): Likewise.
2058 2007-03-26 Richard Henderson <rth@redhat.com>
2061 * config/i386/i386.c (IX86_BUILTIN_PSLLDQ128, IX86_BUILTIN_PSLLW128,
2062 IX86_BUILTIN_PSLLD128, IX86_BUILTIN_PSLLQ128, IX86_BUILTIN_PSRAW128,
2063 IX86_BUILTIN_PSRAD128, IX86_BUILTIN_PSRLW128, IX86_BUILTIN_PSRLD128,
2064 IX86_BUILTIN_PSRLQ128): New.
2065 (ix86_init_mmx_sse_builtins): Add them.
2066 (ix86_expand_builtin): Expand them.
2067 * config/i386/sse.md (ashr<mode>3, lshr<mode>3, ashl<mode>3): Make
2068 operand 2 be TImode.
2069 * config/i386/emmintrin.h (_mm_slli_epi64, _mm_srai_epi16,
2070 _mm_srai_epi32, _mm_srli_epi16, _mm_srli_epi32,
2071 _mm_srli_epi64): Mark __B const.
2072 (_mm_srli_si128, _mm_srli_si128): Fix disabled inline versions.
2073 (_mm_sll_epi16, _mm_sll_epi32, _mm_sll_epi64, _mm_sra_epi16,
2074 _mm_sra_epi32, _mm_srl_epi16, _mm_srl_epi32, _mm_srl_epi64): Use
2075 new two-vector shift builtins.
2077 2007-03-26 Ian Lance Taylor <iant@google.com>
2079 PR tree-optimization/31345
2080 * tree-vrp.c (extract_range_from_binary_expr): Turn ranges like
2081 [+INF, +INF(OVF)] into VARYING.
2083 2007-03-26 Zack Weinberg <zackw@panix.com>
2085 * gengtype-parse.c: New file.
2086 * gengtype-yacc.y: Delete.
2087 * gengtype-lex.l: Don't include gengtype-yacc.h.
2088 Define YY_DECL and yyterminate appropriately for recursive
2089 descent parser. yylval is now a string out-parameter to yylex.
2090 (HWS, EOID): New shorthand.
2091 (IWORD): Add a couple more types.
2092 (yylex): Add a setup stanza. Remove the complex rules for
2093 detecting GTY'ed types and typedefs; replace with simple
2094 keyword detectors. Adjust everything for the changed
2095 definition of yylval. Ignore all pp-directives, not just #define.
2097 (parse_file): Rename yybegin; do not call yyparse.
2099 * gengtype.c (xasprintf): Export again.
2100 (this_file): New. Use everywhere __FILE__ was being used.
2101 (get_lang_bitmap): Special case types defined in gengtype.c.
2102 (do_typedef, new_structure): Suppress definition of certain types.
2103 (new_structure): Improve diagnostics of duplicate definitions.
2104 Make sure location_s is associated with input.h.
2105 (nreverse_pairs, define_location_structures): New functions.
2106 (main): Improve tagging of kludge types. Remove old kludges
2107 for input.h types; use define_location_structures.
2108 * gengtype.h: Update prototypes. Define token codes here.
2109 * Makefile.in: Remove all references to gengtype-yacc.
2110 Add rules for gengtype-parse.o. Adjust rules for gengtype-lex.o
2112 * bitmap.h (struct bitmap_head_def): Coalesce definitions,
2113 add GTY((skip)) to the field that's only conditionally there.
2114 * doc/install.texi: Document that Bison is no longer required
2115 unless building treelang.
2117 * gengtype.c: Don't include gtyp-gen.h.
2118 (srcdir): Declare here.
2119 (base_files, lang_dir_names): Allocate dynamically.
2120 (gt_files, num_gt_files, num_lang_dirs): New globals.
2121 (measure_input_list, read_input_line, read_input_list)
2122 (set_lang_bitmap): New functions.
2123 (get_base_file_bitmap): Rename get_lang_bitmap and drastically
2124 simplify, relying on read_input_list to set up the bitmaps.
2125 (main): Arguments are no longer unused. Check for correct number
2126 of command line arguments, set srcdir and srcdir_len, then call
2127 read_input_list, before doing anything else. No need to worry
2128 about duplicates in main loop.
2129 * configure.ac: Simplify the calculation of all_gtfiles.
2130 Put language tags in there. Don't set or substitute
2131 all_gtfiles_files_langs or all_gtfiles_files_frags.
2132 * Makefile.in: Revamp the way gengtype is invoked, now that it
2133 takes a file on its command line with a much simpler format.
2134 Remove or replace with gtyp-input.list all references to gtyp-gen.h.
2135 (GTFILES): Remove duplicates and C source files.
2136 * c-config-lang.in, cp/config-lang.in, objc/config-lang.in
2137 * objcp/config-lang.in: Add c-pragma.h to gtfiles.
2138 * configure: Regenerate.
2140 * gengtype.h: Remove all type definitions to gengtype.c; leave
2141 only definitions of options_p, type_p, and pair_p as opaque
2142 pointers. Update prototypes.
2143 * gengtype.c: Many type definitions moved here from gengtype.h.
2144 Consolidate type definitions at the top of the file.
2145 (xvasprintf): Delete.
2146 (xasprintf): Make static.
2147 (create_nested_pointer_option): Add 'next' parameter.
2148 (create_field_all, create_field_at): New functions.
2149 (create_field): Now a thin wrapper around create_field_all.
2150 (create_optional_field): Rename create_optional_field_ and add
2151 line argument. Original name is now a macro which supplies
2153 (oprintf): Use vsnprintf directly.
2154 (close_output_files): Use fatal rather than perror/exit.
2155 (note_def_vec, note_def_vec_alloc): Use create_field_at.
2156 (main): Set progname. Don't use exit.
2157 * gengtype-yacc.y (struct_fields): Use create_field_at.
2158 (option, optionseqopt): Delete.
2159 (optionseq): Consolidate productions from option here so we
2160 can use the first argument to create_option.
2162 * gengtype-lex.l: Distinguish unions from structures in the
2163 token type. Don't call find_structure; return the tag as a string.
2164 * gengtype-yacc.y: Add new token types ENT_TYPEDEF_UNION and ENT_UNION.
2165 Type of these, ENT_TYPEDEF_STRUCT, and ENT_STRUCT is string.
2166 Reorganize typedef_struct production accordingly.
2167 Use create_nested_ptr_option.
2168 * gengtype.c (create_nested_ptr_option): New function.
2169 * gengtype.h: Declare it.
2171 * gengtype.h (struct type): Replace 'sc' with boolean, scalar_is_char.
2172 (string_type): Don't declare.
2173 (do_scalar_typedef): Declare.
2174 (create_scalar_type): Update prototype.
2175 * gengtype.c (string_type): Make static.
2176 (scalar_nonchar, scalar_char): New.
2177 (do_scalar_typedef): Export. Always use scalar_nonchar for the type.
2178 (resolve_typedef): Use scalar_nonchar for error recovery.
2179 (create_scalar_type): Remove name_len field. Return scalar_char
2180 or scalar_nonchar as appropriate.
2181 (adjust_field_type): Look at scalar_is_char boolean to decide whether
2183 (throughout): Use scalar_nonchar instead of calling create_scalar_type,
2185 (main): Initialize scalar_char and scalar_nonchar before calling
2187 * gengtype-lex.l: Adjust for removal of second argument to
2188 create_scalar_type. Use yylval.s instead of yylval.t when
2190 * gengtype-yacc.y: Type of SCALAR is string. Call
2191 create_scalar_type from type:SCALAR rule. Adjust for removal of
2192 second argument to create_scalar_type.
2194 * vec.h: Remove all #if IN_GENGTYPE blocks.
2195 Add comment saying that changes may require adjustments to gengtype.
2196 * gengtype.c: Don't include coretypes.h or tm.h.
2197 Add comment to inclusion of errors.h.
2198 (note_def_vec, note_def_vec_alloc): New functions.
2199 * gengtype.h: Declare new functions.
2200 * gengtype-lex.l: Don't include coretypes.h.
2201 (YY_INPUT, macro_input, push_macro_expansion, mangle_macro_name):
2203 (update_lineno): Remove unnecessary prototype.
2204 (DEF_VEC_* rules): Simplify using note_def_vec / note_def_vec_alloc.
2205 (VEC rule): Just return VEC_TOKEN.
2206 * gengtype-yacc.y (VEC_TOKEN): New token type.
2207 (type): Add a production for VEC(a,b).
2208 * Makefile.in: Update dependencies.
2210 * gengtype-lex.l: Remove rules for parsing pointer-to-function
2211 typedefs that use the old PARAMS macro.
2213 * gengtype-lex.l: Remove all rules and states relating to yacc
2215 * gengtype-yacc.y: Similarly.
2216 * gengtype.c (note_yacc_type): Delete function.
2217 * gengtype.h: Update prototypes.
2219 2007-03-26 Joseph Myers <joseph@codesourcery.com>
2221 * tree-pretty-print.c (dump_generic_node): Report precision of
2222 unnamed integer types.
2224 2007-03-26 Steven Bosscher <steven@gcc.gnu.org>
2226 * ifcvt.c (noce_try_store_flag_constants): Don't check
2227 no_new_pseudos here.
2228 (noce_try_store_flag_constants): Don't check no_new_pseudos.
2229 (noce_try_addcc, noce_try_store_flag_mask, noce_try_cmove_arith,
2230 noce_try_cmove_arith, noce_try_minmax, noce_try_abs,
2231 noce_try_sign_mask): Likewise.
2232 (if_convert): Check no_new_pseudos here.
2234 (cond_exec_process_if_block, noce_process_if_block, find_if_block):
2236 (struct noce_if_info): Add then_bb, else_bb, join_bb members.
2237 (noce_get_condition): Handle new then_else_reversed argument.
2238 (noce_init_if_info): Remove, fold into noce_find_if_block.
2239 (noce_process_if_block): Take a struct noce_if_info as the
2240 argument. Don't set up one based on ce_if_info. Update pointer
2241 references accordingly.
2242 (cond_move_process_if_block): Likewise.
2243 (process_if_block): Removed.
2244 (find_if_block): Removed. Move functionality two new functions,
2245 noce_find_if_block and cond_exec_find_if_block.
2246 (noce_find_if_block): New function. Be aware of IF-THEN-JOIN
2247 blocks and the symmetric IF-ELSE-JOIN case.
2248 (cond_exec_find_if_block): Also new function mostly based on old
2249 find_if_block and process_if_block.
2250 (find_if_header): Replace find_if_block call with separately
2251 guarded calls to noce_find_if_block and cond_exec_find_if_block.
2252 (find_cond_trap): Update noce_get_condition call.
2253 (dead_or_predicable): Likewise.
2255 2007-03-26 Jakub Jelinek <jakub@redhat.com>
2257 * config/i386/i386.c (IX86_BUILTIN_CMPNEPD, IX86_BUILTIN_CMPNESD):
2259 (IX86_BUILTIN_PSLLW128, IX86_BUILTIN_PSLLD128, IX86_BUILTIN_PSLLQ128,
2260 IX86_BUILTIN_PSRAW128, IX86_BUILTIN_PSRAD128, IX86_BUILTIN_PSRLW128,
2261 IX86_BUILTIN_PSRLD128, IX86_BUILTIN_PSRLQ128): Remove.
2262 (ix86_init_mmx_sse_builtins): Remove v8hi_ftype_v8hi_v2di and
2263 v4si_ftype_v4si_v2di. Remove __builtin_ia32_psllw128,
2264 __builtin_ia32_pslld128, __builtin_ia32_psllq128,
2265 __builtin_ia32_psrlw128, __builtin_ia32_psrld128,
2266 __builtin_ia32_psrlq128, __builtin_ia32_psraw128 and
2267 __builtin_ia32_psrad128 builtins.
2269 2007-03-26 Uros Bizjak <ubizjak@gmail.com>
2271 * reg-stack.c (replace_reg): Use IN_RANGE macro in gcc_assert().
2272 * config/i386/constraints.md
2273 (define_constraint "I"): Use IN_RANGE macro.
2274 (define_constraint "J"): Ditto.
2275 (define_constraint "K"): Ditto.
2276 (define_constraint "M"): Ditto.
2277 (define_constraint "N"): Ditto.
2278 (define_constraint "O"): Ditto.
2279 * config/i386/predicates.md
2280 (define_predicate "register_no_elim_operand"): Use IN_RANGE macro.
2281 (define_predicate "const_0_to_3_operand"): Ditto.
2282 (define_predicate "const_0_to_7_operand"): Ditto.
2283 (define_predicate "const_0_to_15_operand"): Ditto.
2284 (define_predicate "const_0_to_63_operand"): Ditto.
2285 (define_predicate "const_0_to_255_operand"): Ditto.
2286 (define_predicate "const_1_to_31_operand"): Ditto.
2287 (define_predicate "const_2_to_3_operand"): Ditto.
2288 (define_predicate "const_4_to_7_operand"): Ditto.
2290 2007-03-25 David Edelsohn <edelsohn@gnu.org>
2292 * config/rs6000/rs6000.c (rs6000_emit_prologue): Always clobber LR
2293 in SImode for save_world.
2294 * config/rs6000/altivec.md (save_world, restore_world): Convert to
2297 2007-03-25 Dorit Nuzman <dorit@il.ibm.com>
2299 PR tree-optimization/30784
2300 * fold-const.c (fold_ternary): Handle CONSTRUCTOR in case
2303 2007-03-25 Revital Eres <eres@il.ibm.com>
2305 * tree-if-conv.c (if_convertible_gimple_modify_stmt_p):
2306 Fold movement_possibility function into it.
2308 2007-03-25 David Edelsohn <edelsohn@gnu.org>
2310 * config/rs6000/darwin.md (load_macho_picbase): Ignore operand 0.
2311 (load_macho_picbase_{si,di}): Convert to LR hard reg.
2312 (call_indirect_nonlocal_darwin64): Same.
2313 (call_nonlocal_darwin64): Same.
2314 (call_value_indirect_nonlocal_darwin64): Same.
2315 (call_value_nonlocal_darwin64): Same.
2316 (sibcall_nonlocal_darwin64): Same.
2317 (sibcall_value_nonlocal_darwin64): Same.
2318 (sibcall_symbolic_64): Same.
2319 (sibcall_value_symbolic_64): Same.
2320 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Remove
2322 (rs6000_emit_load_toc_table): Same.
2323 * config/rs6000/altivec.md (restore_world): Convert to LR hard reg.
2324 * config/rs6000/rs6000.md (mulh_call): Convert to LR hard reg.
2330 (load_toc_v4_pic_si): Same
2331 (load_toc_v4_PIC_1): Same.
2332 (load_toc_v4_PIC_1b): Same.
2333 (call_indirect_aix{32,64}): Same.
2334 (call_value_indirect_aix{32,64}): Same.
2337 (call_local{32,64}): Same.
2338 (call_value_local{32,64}): Same.
2339 (call_indirect_nonlocal_aix{32,64}): Same.
2340 (call_nonlocal_aix{32,64}): Same.
2341 (call_value_indirect_nonlocal_aix{32,64}): Same.
2342 (call_value_nonlocal_aix{32,64}): Same.
2343 (call_indirect_nonlocal_sysv<mode>): Same.
2344 (call_nonlocal_sysv<mode>): Same.
2345 (call_value_indirect_nonlocal_sysv<mode>): Same.
2346 (call_value_nonlocal_sysv<mode>): Same.
2348 (sibcall_local{32,64}): Same.
2349 (sibcall_value_local{32,64}): Same.
2350 (sibcall_nonlocal_aix{32,64}): Same.
2351 (sibcall_value_nonlocal_aix{32,64}): Same.
2352 (sibcall_nonlocal_sysv<mode>): Same.
2353 (sibcall_value): Same.
2354 (sibcall_value_nonlocal_sysv<mode>): Same.
2356 2007-03-24 Paul Brook <paul@codesourcery.com>
2358 * config/arm/lib1funcs.asm (div0): Use ARM_FUNC_START and do_push.
2359 * config/arm/linux-eabi.h: Remove legacy syscall hack.
2361 2007-03-24 Richard Henderson <rth@redhat.com>
2363 * config/ia64/constraints.md: New file.
2364 * config/ia64/predicates.md: Replace CONST_OK_FOR_? with
2365 satisfies_constraint_?.
2366 * config/ia64/ia64.c (ia64_move_ok, ia64_legitimate_constant_p,
2367 ia64_reload_gp, spill_restore_mem, ia64_expand_prologue,
2368 ia64_expand_epilogue, ia64_split_return_addr_rtx, ia64_rtx_costs,
2369 ia64_output_mi_thunk): Likewise.
2370 (ia64_const_ok_for_letter_p): Remove.
2371 (ia64_const_double_ok_for_letter_p): Remove.
2372 (ia64_extra_constraint): Remove.
2373 * config/ia64/ia64.h (REG_CLASS_FROM_LETTER): Remove.
2374 (CONST_OK_FOR_I, CONST_OK_FOR_J, CONST_OK_FOR_K, CONST_OK_FOR_L,
2375 CONST_OK_FOR_M, CONST_OK_FOR_N, CONST_OK_FOR_O, CONST_OK_FOR_P,
2376 CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_G,
2377 CONST_DOUBLE_OK_FOR_LETTER_P, EXTRA_CONSTRAINT,
2378 EXTRA_MEMORY_CONSTRAINT): Remove.
2379 * config/ia64/ia64.md: Include constriants.md. Replace
2380 CONST_OK_FOR_? with satisfies_constraint_?.
2382 2007-03-23 Michael Meissner <michael.meissner@amd.com>
2383 H.J. Lu <hongjiu.lu@intel.com>
2385 * config/dfp-bit.h (DPD_BID_NAME): New macro to give either the
2387 (name macros): Use DPD_BID_NAME to convert names properly.
2389 * optabs.c (DECIMAL_PREFIX): Prefix string to use for the current
2390 decimal floating point format.
2391 (init_floating_libfuncs): Change decimal functions so that they
2392 have a "bid_" prefix if the decimal system uses the BID format,
2393 and "dpd_" prefix if the decimal system uses the DPD format.
2394 (init_interclass_conv_libfuncs): Ditto.
2395 (init_intraclass_conv_libfuncs): Ditto.
2397 * config.in (ENABLE_DECIMAL_BID_FORMAT): New macro to say we are
2398 using the BID format.
2400 * configure.ac (ENABLE_DECIMAL_BID_FORMAT): Set to 1/0 to say
2401 whether we are using the BID decimal format.
2402 * configure: Regenerate.
2404 * c-cppbuiltin.c (c_cpp_builtins): Define __STDC_WANT_DEC_FP__ if
2405 the compiler has decimal floating point enabled. Define
2406 __DECIMAL_BID_FORMAT__ if BID decimal floating point is used
2409 * config.in (ENABLE_DECIMAL_BID_FORMAT): New macro to say we are
2410 using the BID format.
2412 * configure.ac (ENABLE_DECIMAL_BID_FORMAT): Set to 1/0 to say
2413 whether we are using the BID decimal format.
2414 * configure: Regenerate.
2416 * c-cppbuiltin.c (c_cpp_builtins): Define __STDC_WANT_DEC_FP__ if
2417 the compiler has decimal floating point enabled. Define
2418 __DECIMAL_BID_FORMAT__ if BID decimal floating point is used
2421 * doc/install.texi (--enable-decimal-float): Document BID and DPD
2422 options, and that it is enabled for i386/x86_64 systems.
2424 * Makefile.in (enable_decimal_float): New.
2426 (DECNUMINC): Add -I$(DECNUMFMT).
2427 (DECNUM_H): Mov decimal32.h, decimal64.h and decimal128.h
2428 to $(DECNUMFMT) from $(DECNUM).
2430 * configure.ac: Support * --enable-decimal-float={no,yes,bid,dpd}.
2431 Substitute enable_decimal_float.
2432 * configure: Regenerated.
2435 * config/dfp-bit.c (__dec_byte_swap): Use uint32_t instead of
2438 * configure.ac: Enable decimal float for x86_64-*-linux*.
2439 * configure: Regenerated.
2442 * dfp.c (decimal_real_arithmetic): Use decimal128FlipSign and
2443 decimal128ClearSign to flip and clear the sign bit in decimal128.
2444 (decimal_real_maxval): Set decimal128SetSign to set the sign
2447 2007-03-23 Ian Lance Taylor <iant@google.com>
2449 * fold-const.c (fold_binary): Correct warning for X - c >= X.
2451 2007-03-23 Ian Lance Taylor <iant@google.com>
2453 * tree-dump.c (dump_files): Correct comment.
2455 2007-03-23 Ian Lance Taylor <iant@google.com>
2457 * tree-vrp.c (operand_less_p): Ignore fold overflow warnings.
2459 2007-03-23 Steven Bosscher <steven@gcc.gnu.org>
2461 * tracer.c (tracer): Don't take FLAGS argument. Assert we are
2462 in cfglayout mode. Don't go into and out of cfglayout mode.
2463 Link the blocks in the order of the constructed traces.
2464 (rest_of_handle_tracer): Adjust call to tracer.
2465 * loop-init.c (rtl_loop_init): Assert we are in cfglayout mode.
2466 Don't go into cfglayout mode.
2467 (rtl_loop_done): Don't go out of cfglayout mode.
2468 * cfglayout.c (relink_block_chain): New function, split out from...
2469 (fixup_reorder_chain): ...here. Remove redundant checking.
2470 (cfg_layout_finalize): Don't clear the header, footer, and aux
2471 fields here, move the code to do so to relink_block_chain. Likewise
2472 for free_original_copy_tables.
2473 * rtl.h (tracer): Update prototype.
2474 * bb-reorder.c (reorder_basic_blocks): Don't take FLAGS argument.
2475 Assert we are in cfglayout mode. Don't go into and out of cfglayout
2476 mode. Use relink_block_chain to serialize the CFG according to the
2477 new basic block order. Move targetm.cannot_modify_jumps_p check from
2479 (gate_handle_reorder_blocks): ...to here.
2480 (duplicate_computed_gotos): Move targetm.cannot_modify_jumps_p check
2482 (gate_duplicate_computed_gotos): ...to here.
2483 (rest_of_handle_reorder_blocks): Don't see if anything has changed,
2484 something always changes when going into and out of cfglayout mode.
2485 Perform an expensive cfg cleanup while going into cfglayout mode.
2486 Always update liveness information on HAVE_conditional_execution
2487 targets. Reserialize the basic blocks and go out of cfglayout mode.
2488 * reg-stack.c: Include cfglayout.h.
2489 (rest_of_handle_stack_regs): Go into and out of cfglayout mode around
2490 the call to reorder_basic_blocks.
2491 * basic-block.h (reorder_basic_blocks): Update prototype.
2492 (relink_block_chain): New prototype.
2493 * passes.c (pass_outof_cfg_layout_mode): Move after cse2.
2495 2007-03-23 Joseph Myers <joseph@codesourcery.com>
2497 * config/mips/mips.md (type, hazard, *movdi_32bit,
2498 *movdi_gp32_fp64, *movdi_64bit, *movsi_internal, movcc,
2499 *movhi_internal, *movqi_internal, *movsf_hardfloat,
2500 *movdf_hardfloat_64bit, *movdf_hardfloat_32bit, *movdf_softfloat,
2501 movv2sf_hardfloat_64bit, load_df_low, load_df_high, store_df_high,
2502 mthc1, mfhc1): Change xfer instruction type to mfc and mtc, as
2504 (movcc): Change first xfer to multi.
2505 * config/mips/24k.md, config/mips/4100.md, config/mips/4300.md,
2506 config/mips/5000.md, config/mips/5400.md, config/mips/5500.md,
2507 config/mips/5k.md, config/mips/7000.md, config/mips/9000.md,
2508 config/mips/generic.md: Change reservations using "xfer" to use
2510 * config/mips/sb1.md (ir_sb1_mtxfer): Use "mtc" instead of
2511 using match_operand.
2512 (ir_sb1_mfxfer): Use "mfc" instead of using match_operand.
2513 * config/mips/sr71k.md (ir_sr70_xfer_from): Use "mfc" instead of
2515 (ir_sr70_xfer_to): Use "mtc" instead of examining mode.
2517 2007-03-22 Richard Henderson <rth@redhat.com>
2519 * config/i386/i386.c: Remove unnecessary function declarations.
2520 Move targetm definition, and all related macros, to the end of
2521 the file. Resort some functions to put definitions before uses.
2522 (ix86_attribute_table): Make static. Move to end of file.
2523 (ix86_gimplify_va_arg): Make static.
2525 2007-03-22 Richard Henderson <rth@redhat.com>
2527 * config/i386/i386.c (ix86_function_regparm): Early exit for 64-bit;
2528 don't increase local_regparm with force_align_arg_pointer check.
2529 (ix86_function_sseregparm): Assert 32-bit.
2530 (type_has_variadic_args_p): New.
2531 (ix86_return_pops_args): Early exit for 64-bit. Reindent; use
2532 type_has_variadic_args_p.
2533 (ix86_function_arg_regno_p): Use == 0 instead of ! test for eax.
2534 (init_cumulative_args): Remove TARGET_DEBUG_ARG. Remove zero_cum;
2535 use memset instead. Do maybe_vaarg check first; skip attribute
2536 tests if true; skip attribute tests for 64-bit.
2537 (construct_container): Remove TARGET_DEBUG_ARG.
2538 (function_arg_advance_32, function_arg_advance_64): Split out ...
2539 (function_arg_advance): ... from here.
2540 (function_arg_32, function_arg_64): Split out ...
2541 (function_arg): ... from here.
2542 (ix86_pass_by_reference): Tidy.
2543 (ix86_function_value_regno_p): Rearrange w/ switch on regno.
2544 (function_value_32): New, from parts of ix86_function_value
2545 and ix86_value_regno.
2546 (function_value_64): New, from parts of ix86_function_value
2547 and ix86_libcall_value.
2548 (ix86_function_value_1): New.
2549 (ix86_function_value, ix86_libcall_value): Use it.
2550 (return_in_memory_32, return_in_memory_64): Split out ...
2551 (ix86_return_in_memory): ... from here.
2552 (ix86_struct_value_rtx): Skip for 64-bit.
2553 (ix86_libcall_value, ix86_value_regno): Remove.
2554 (setup_incoming_varargs_64): Split out ...
2555 (ix86_setup_incoming_varargs): ... from here.
2556 (ix86_va_start): Remove TARGET_DEBUG_ARG.
2557 (legitimate_address_p, legitimize_address): Remove TARGET_DEBUG_ADDR.
2558 * config/i386/i386-protos.h (ix86_function_value): Remove.
2559 * config/i386/i386.opt (TARGET_DEBUG_ADDR, TARGET_DEBUG_ARG): Remove.
2561 2007-03-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
2564 * c-lex.c (interpret_float): On overflow, emit pedantic warning if
2565 infinities not supported, otherwise emit warning if -Woverflow. On
2566 underflow, emit warning if -Woverflow.
2567 * real.c (real_from_string): Return -1 if underflow, +1 if overflow
2569 * real.h (real_from_string): Update declaration
2571 2007-03-22 Kai Tietz <kai.tietz@onevision.com>
2572 Richard Henderson <rth@redhat.com>
2574 * defaults.h (OUTGOING_REG_PARM_STACK_SPACE): Provide default.
2575 * calls.c (compute_argument_block_size, expand_call,
2576 emit_library_call_value_1): Don't ifdef OUTGOING_REG_PARM_STACK_SPACE.
2577 * expr.c (block_move_libcall_safe_for_call_parm): Likewise.
2578 * function.c (STACK_DYNAMIC_OFFSET): Likewise.
2579 * doc/tm.texi (OUTGOING_REG_PARM_STACK_SPACE): Update.
2580 * config/alpha/unicosmk.h, config/bfin/bfin.h, config/iq2000/iq2000.h,
2581 config/mips/mips.h, config/mn10300/mn10300.h, config/mt/mt.h,
2582 config/pa/pa.h, config/rs6000/rs6000.h, config/score/score.h,
2583 config/spu/spu.h, config/v850/v850.h (OUTGOING_REG_PARM_STACK_SPACE):
2586 2007-03-22 Joseph Myers <joseph@codesourcery.com>
2588 * c-incpath.c (add_sysroot_to_chain): New.
2589 (merge_include_chains): Add sysroot argument. Call
2590 add_sysroot_to_chain if sysrooted.
2591 (register_include_chains): Update call to merge_include_chains.
2592 * doc/cppopts.texi: Document use of '=' in include directory
2595 2007-03-22 Uros Bizjak <ubizjak@gmail.com>
2597 * config/i386/i386.md (cmp<mode>): Rename from cmpsf and cmpdf.
2598 Macroize expander using SSEMODEF mode macro. Use SSE_FLOAT_MODE_P.
2599 (*cmpfp_<mode>): Rename from *cmpfp_sf and *cmpfp_df. Macroize
2600 insn pattern using X87MODEF12 mode macro.
2602 2007-03-21 Seongbae Park <seongbae.park@gmail.com>
2604 * regmove.c (regmove_optimize): Use reg_mentioned_p
2605 instead of reg_overlap_mentioned_p for DST.
2607 2007-03-21 Mike Stump <mrs@apple.com>
2609 * c.opt: Fixup for Objective-C/C++.
2611 2007-03-21 Steve Ellcey <sje@cup.hp.com>
2613 * explow.c (convert_memory_address): Fold memory reference when
2614 POINTERS_EXTEND_UNSIGNED < 0
2616 2007-03-21 Richard Henderson <rth@redhat.com>
2619 * config/i386/emmintrin.h (__m128i, __m128d): Mark may_alias.
2620 * config/i386/mmintrin.h (__m64): Likewise.
2621 * config/i386/xmmintrin.h (__m128): Likewise.
2623 2007-03-21 Richard Sandiford <richard@codesourcery.com>
2625 * config/vxworks.h (VXWORKS_ADDITIONAL_CPP_SPEC): Remove -D options.
2626 (VXWORKS_OS_CPP_BUILTINS): Define.
2627 * config/i386/vxworks.h (VXWORKS_CPU_DEFINE): Fold into...
2628 (TARGET_OS_CPP_BUILTINS): ...here. Use VXWORKS_OS_CPP_BUILTINS.
2630 2007-03-21 Richard Sandiford <richard@codesourcery.com>
2632 * rtl.h (constant_pool_reference_p): Delete.
2633 (find_constant_src): Declare.
2634 * rtlanal.c (find_constant_src): New function.
2635 * simplify-rtx.c (constant_pool_reference_p): Delete.
2636 * config/i386/i386.md: Use find_constant_src instead of
2637 constant_pool_reference_p/avoid_constant_pool_reference pairs.
2639 2007-03-21 Richard Sandiford <richard@codesourcery.com>
2641 * doc/invoke.texi (-fpie, -fPIE): Document __pie__ and __PIE__.
2642 * c-cppbuiltin.c (c_cpp_builtins): Define them.
2644 2007-03-20 Mark Mitchell <mark@codesourcery.com>
2646 * config/arm/elf.h (TARGET_ASM_DESTRUCTOR): Define.
2647 * config/arm/arm.c (arm_elf_asm_cdtor): New function.
2648 (arm_elf_asm_constructor): Use it.
2649 (arm_elf_asm_destructor): New function.
2651 2007-03-20 Bernd Schmidt <bernd.schmidt@analog.com>
2653 * jump.c (mark_jump_label): Treat SEQUENCE specially.
2655 2007-03-20 Nathan Sidwell <nathan@codesourcery.com>
2657 * config/vxlib.c (tls_delete_hook): Use TCB for kernel tasks.
2659 2007-03-19 Andrew Haley <aph@redhat.com>
2661 PR tree-optimization/31264
2662 * tree-vrp.c (register_edge_assert_for_1): Don't look though
2665 2007-03-19 Paolo Bonzini <bonzini@gnu.org>
2667 PR rtl-optimization/30907
2668 * fwprop.c (forward_propagate_into): Never propagate inside a loop.
2669 (fwprop_init): Always call loop_optimizer_initialize.
2670 (fwprop_done): Always call loop_optimizer_finalize.
2671 (fwprop): We always have loop info now.
2672 (gate_fwprop_addr): Remove.
2673 (pass_fwprop_addr): Use gate_fwprop as gate.
2675 PR rtl-optimization/30841
2676 * df-problems.c (df_ru_local_compute, df_rd_local_compute,
2677 df_chain_alloc): Call df_reorganize_refs unconditionally.
2678 * df-scan.c (df_rescan_blocks, df_reorganize_refs): Change
2679 refs_organized to refs_organized_size.
2680 (df_ref_create_structure): Use refs_organized_size instead of
2681 bitmap_size if refs had been organized, and keep refs_organized_size
2683 * df.h (struct df_ref_info): Change refs_organized to
2684 refs_organized_size.
2685 (DF_DEFS_SIZE, DF_USES_SIZE): Use refs_organized_size instead of
2688 2007-03-19 Mark Mitchell <mark@codesourcery.com>
2690 * except.c (output_function_exception_table): Do not reference the
2691 EH personality routine for functions that do not require an
2694 2007-03-20 Jakub Jelinek <jakub@redhat.com>
2697 * c-typeck.c (convert_for_assignment): Call comptypes for
2698 RECORD_TYPE or UNION_TYPE.
2701 * reload1.c (reload): Do invalid ASM checking after
2702 cleanup_subreg_operands.
2704 2007-03-19 Jeff Law <law@redhat.com>
2706 * tree-cfg.c (find_taken_edge): Tighten conditions for
2707 optimizing computed gotos.
2709 2007-03-19 Michael Matz <matz@suse.de>
2711 * builtins.c (expand_builtin_sync_operation,
2712 expand_builtin_compare_and_swap,
2713 expand_builtin_lock_test_and_set): Care for extending CONST_INTs
2716 * config/i386/sync.md (sync_double_compare_and_swapdi_pic,
2717 sync_double_compare_and_swap_ccdi_pic): Use "SD" as constraint
2720 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
2722 * doc/tm.texi: Add brackets around the return type of
2723 TARGET_SECONDARY_RELOAD.
2725 2007-03-19 Andrew Pinski <andrew_pinski@playstation.sony.com>
2726 Richard Guenther <rguenther@suse.de>
2728 PR tree-optimization/31254
2729 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1):
2730 Use handled_component_p () where appropriate. Continue
2731 propagating into the rhs if we propagated into an INDIRECT_REF
2734 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
2736 * config/s390/s390.md (op_type attribute): RRR instruction type added.
2737 (FP, DFP, SD_SF, DD_DF, TD_TF): New mode macros.
2738 (xde, xdee): Mode attributes adjusted to support DFP modes.
2739 (RRer, f0, op1, Rf, bt, bfp, HALF_TMODE): New mode attributes added.
2740 ("cmp<mode>", "*cmp<mode>_css_0", "*cmp<mode>_ccs", TF move splitters,
2741 DF move splitters, "floatdi<mode>2", "add<mode>3", "*add<mode>3",
2742 "*add<mode>3_cc", "*add<mode>3_cconly", "sub<mode>3", "*sub<mode>3",
2743 "*sub<mode>3_cc", "*sub<mode>3_cconly", "mul<mode>3", "*mul<mode>3",
2744 "div<mode>3", "*div<mode>3", "*neg<mode>2_nocc", "*abs<mode>2_nocc",
2745 "*negabs<mode>2_nocc", "copysign<mode>3"): Adjusted to support DFP
2747 ("*movtf_64", "*movtf_31", "*movdf_64dfp", "*movdf_64", "*movdf_31",
2748 "movsf"): Insn definitions removed.
2749 ("*mov<mode>_64", "*mov<mode>_31", "mov<mode>", "*mov<mode>_64dfp",
2750 "*mov<mode>_64", "*mov<mode>_31", "fix_trunc<DFP:mode>di2",
2751 "trunctddd2", "truncddsd2", "extendddtd2", "extendsddd2"): Insn
2753 ("fixuns_truncdddi2", "fixuns_trunctddi2", "mov<mode>",
2754 "reload_in<mode>", "reload_out<mode>"): Expander added.
2755 ("movtf", "movdf", "reload_outtf", "reload_outdf", "reload_intf"):
2758 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
2760 * config/s390/s390.md: Only non-functional changes. Renamed
2761 FPR mode macro to BFP all over the file.
2763 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
2765 * config/s390/s390.md (UNSPEC_COPYSIGN): New constant.
2766 (op_type attribute): RRF instruction type added.
2767 (fT0): New mode attribute.
2768 ("*movdi_64dfp", "*movdf_64dfp", "*neg<mode>2_nocc", "*abs<mode>2_nocc",
2769 "*negabs<mode>2_nocc", "copysign<mode>3"): Insn definitions added.
2770 * config/s390/s390.h (SECONDARY_MEMORY_NEEDED): Due to a new instruction
2771 no secondary memory is needed when moving DFmode values between GPRs
2774 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
2776 * config/s390/s390.opt ("mhard-float", "msoft-float"): Bit value
2777 inverted and documentation adjusted.
2778 ("mhard-dfp", "msoft-dfp"): New options.
2779 * config/s390/s390.c (s390_handle_arch_option): New architecture
2781 (override_options): Sanity checks for the new options added.
2782 * config.gcc: New architecture switch: z9-ec.
2783 * config/s390/s390.h (processor_flags): PF_DFP added.
2784 (TARGET_CPU_DFP, TARGET_DFP): Macro definitions added.
2785 (TARGET_DEFAULT): Due to the s390.opt changes hard float is enabled
2786 when the bit is NOT set so remove it from the defaults.
2788 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
2790 * genemit.c (main): Print include statement for dfp.h.
2791 * dfp.h (decimal_real_arithmetic): Hide prototype if tree_code enum
2794 2007-03-19 Hans-Peter Nilsson <hp@axis.com>
2796 * config/cris/t-elfmulti (EXTRA_MULTILIB_PARTS): Do not define here.
2798 2007-03-19 Kaz Kojima <kkojima@gcc.gnu.org>
2801 * config/sh/sh.c (sh_adjust_cost): Use the result of single_set
2804 2007-03-18 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2806 * pa.c (output_deferred_plabels, output_bb, output_millicode_call,
2807 attr_length_call, output_call, output_indirect_call): Cleanup
2808 formatting of targetm calls.
2810 2007-03-19 Hans-Peter Nilsson <hp@axis.com>
2812 * config/cris/cris.h (HANDLE_PRAGMA_PACK_PUSH_POP): Define to 1.
2814 2007-03-18 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2816 * pa.md: Add fpstore_load and store_fpload instruction types. Provide
2817 reservation, bypass and anti-bypass descriptions for these instructions.
2818 Update move patterns.
2819 * pa.c (hppa_fpstore_bypass_p): Check for both TYPE_FPSTORE_LOAD and
2822 2007-03-18 Dorit Nuzman <dorit@il.ibm.com>
2824 * tree-vect-transform.c (get_initial_def_for_induction): Replace
2825 GET_MODE_NUNITS with TYPE_VECTOR_SUBPARTS.
2826 (get_initial_def_for_reduction): Likewise.
2828 2007-03-16 Daniel Berlin <dberlin@dberlin.org>
2830 Fix PR tree-optimization/29922
2831 * tree-ssa-pre.c (bb_bitmap_sets): Remove RVUSE_* members.
2832 (get_representative): Removed.
2833 (value_dies_in_block_x): Update for rvuse removal.
2834 (valid_in_sets): Update for renaming of vuses_dies_in_block_x.
2835 (compute_antic_aux): Handle when PHI nodes appear in
2836 non-single-successors.
2837 (dump_bitmap_of_names): Removed.
2838 (compute_antic_safe): Renamed and removed rvuse calculation.
2839 Calculate only antic safe.
2840 (insert_into_preds_of_block): Remove assert.
2841 (execute_pre): Update for renamed functions.
2842 (defer_or_phi_translate_block): New function.
2844 2007-03-17 Kazu Hirata <kazu@codesourcery.com>
2846 * config/arm/arm.c, config/arm/thumb2.md, config/m68k/m68k.c,
2847 config/spu/spu.c, omega.h, passes.c, predict.c: Fix comment
2849 * doc/cpp.texi, doc/extend.texi, doc/invoke.texi: Fix typos.
2850 Follow spelling conventions.
2852 * tree-data-ref.h: Remove the prototype for analyze_array.
2854 2007-03-17 Dorit Nuzman <dorit@il.ibm.com>
2856 PR tree-optimization/31041
2857 * tree-vect-transform.c (get_initial_def_for_induction): Call
2858 force_gimple_operand.
2860 2007-03-17 Olga Golovanevsky <olga@il.ibm.com>
2862 * ipa-type-escape.c (look_for_casts) : Revert code to use
2863 handled_component_p due to ada test a-numaux.adb.
2865 2007-03-17 Kazu Hirata <kazu@codesourcery.com>
2867 * final.c (final_scan_insn): Alter the condition of a
2868 conditional trap if we have nonstandard CC.
2870 2007-03-16 Alexandre Oliva <aoliva@redhat.com>
2872 * configure.ac: Remove excess quoting from asm line 0 test.
2873 * configure: Rebuilt.
2875 2007-03-16 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
2877 * doc/invoke.texi (-Wconversion): Document warnings specific to C++.
2878 * c-common.c (convert_and_check): Move warning logic to...
2879 (warnings_for_convert_and_check): ...here. Define.
2880 * c-common.h (warnings_for_convert_and_check): Declare.
2882 2007-03-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2884 * pa.c (attr_length_call): Partially revert change of 2007-03-09.
2885 (output_call): Likewise.
2887 2007-03-16 Richard Sandiford <richard@codesourcery.com>
2889 * config/vxworks.h (SUPPORTS_INIT_PRIORITY): Define.
2891 2007-03-16 Richard Sandiford <richard@codesourcery.com>
2893 * config/vx-common.h (WINT_TYPE, WINT_TYPE_SIZE): Define.
2895 2007-03-16 Uros Bizjak <ubizjak@gmail.com>
2897 * config/i386/i386.c (override_options): Add PTA_NO_SAHF to k8,
2898 opteron, athlon-64 and athlon-fx processor_alias_table entries.
2900 2007-03-16 Sebastian Pop <sebastian.pop@inria.fr>
2902 PR tree-optimization/31183
2903 * tree-loop-linear.c (gather_interchange_stats, try_interchange_loops):
2904 Use double_int instead of unsigned int for representing access_strides.
2905 * testsuite/gcc.dg/tree-ssa/pr31183.c: New.
2907 2007-03-16 Richard Guenther <rguenther@suse.de>
2909 PR tree-optimization/31146
2910 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Restructure
2911 to allow recursion of forward_propagate_addr_expr.
2912 (forward_propagate_addr_into_variable_array_index): Likewise.
2913 (forward_propagate_addr_expr): Likewise.
2914 (tree_ssa_forward_propagate_single_use_vars): Likewise.
2915 (forward_propagate_addr_expr_1): Recurse on simple copies
2916 instead of propagating into them. Do so for useless conversions
2918 (forward_propagate_addr_expr): Clean up unused statements after
2921 2007-03-16 Richard Guenther <rguenther@suse.de>
2923 * builtins.c (expand_builtin_cexpi): Use the right argument
2924 for the expansion via cexp.
2926 2007-03-16 Alexandre Oliva <aoliva@redhat.com>
2928 * configure.ac: Don't require ELF binutils to tolerate # 0 "".
2929 * configure: Rebuilt.
2931 2007-03-16 Alexandre Oliva <aoliva@redhat.com>
2934 * dwarf2out.c (force_type_die): Adjust comment.
2935 (dwarf2out_imported_module_or_decl): Handle base AT_import types.
2937 2007-03-15 DJ Delorie <dj@redhat.com>
2939 * config/frv/predicates.md (minmax_operator): Don't check operands
2942 2007-03-15 Zdenek Dvorak <dvorakz@suse.cz>
2944 * tree-ssa-loop-niter.c (record_estimate): Add "upper" argument.
2945 Update constant estimates of number of iterations.
2946 (record_nonwrapping_iv): Add "upper" argument. "data_size_bounds_p"
2947 argument renamed to "realistic".
2948 (compute_estimated_nb_iterations): Removed.
2949 (record_niter_bound): New function.
2950 (idx_infer_loop_bounds): For possible but unlikely tail arrays,
2951 call record_nonwrapping_iv with upper = false.
2952 (infer_loop_bounds_from_signedness): Pass upper argument to
2953 record_nonwrapping_iv.
2954 (estimate_numbers_of_iterations_loop): Do not call
2955 compute_estimated_nb_iterations. Record estimate based on profile
2956 information. Initialize the constant estimates of number of
2958 * tree-data-ref.c (estimated_loop_iterations): Return the recorded
2960 * tree-ssa-loop-prefetch.c (loop_prefetch_arrays): Add dump when
2961 number of iterations is too small.
2962 * cfgloop.h (struct nb_iter_bound): Remove "realistic" field.
2963 (EST_NOT_AVAILABLE): Removed.
2964 (struct loop): Replace estimated_nb_iterations by any_upper_bound,
2965 nb_iterations_upper_bound, any_estimate and nb_iterations_estimate
2968 2007-03-15 Zdenek Dvorak <dvorakz@suse.cz>
2970 * tree-ssa-loop-niter.c (refine_bounds_using_guard, bound_difference):
2971 Handle NE_EXPR guards.
2973 2007-03-15 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
2976 * c-opts.c (c_common_post_options): Handle C++ post-processing here.
2977 Set also -pedantic-errors by default for the preprocessor unless
2978 -fpermissive is given.
2980 2007-03-15 Richard Guenther <rguenther@suse.de>
2984 * builtins.c (expand_builtin_cexpi): As a fallback if we
2985 don't have builtins for sincos or cexp create a function
2986 declaration for cexp and expand to a call to that.
2987 (expand_builtin_int_roundingfn): Always fall
2988 back to floor/ceil and its variants even if they may be
2991 2007-03-15 Steven Bosscher <steven@gcc.gnu.org>
2994 * cfglayout.c (fixup_reorder_chain): Postpone deleting dead
2995 jump tables, move the call to delete_dead_jumptables from here...
2996 (cfg_layout_finalize): ...to here. But rebuild jump labels first.
2997 * cfgrtl.c (cfg_layout_can_merge_blocks_p): When not optimizing,
2998 don't allow merging of blocks that try_redirect_by_replacing_jump
2999 also does not handle when not optimizing.
3001 2007-03-15 Uros Bizjak <ubizjak@gmail.com>
3002 Francois-Xavier Coudert <coudert@clipper.ens.fr>
3004 * config/i386/i386.md (x86_sahf_1): Correctly handle
3007 2007-03-15 Uros Bizjak <ubizjak@gmail.com>
3010 * config/i386/i386.md (*addti3_1, *addti3_1 splitter): Use
3011 x86_64_general_operand as operand[2] predicate. Remove "iF"
3012 from operand constraints and use "e" constraint instead.
3013 (*subti3_1, *subti3_1 splitter): Ditto.
3014 (*negti2_1, *negti2_1 splitter): Use nonimmediate_operand as
3015 operand[1] predicate.
3017 2007-03-14 Sebastian Pop <sebastian.pop@inria.fr>
3019 * tree-loop-linear.c (gather_interchange_stats): For multidimensional
3020 arrays, multiply the access strides by the size of the sub-array.
3021 * testsuite/gcc.dg/tree-ssa/ltrans-5.c: New.
3023 2007-03-14 Uros Bizjak <ubizjak@gmail.com>
3025 * configure.ac (HAVE_AS_IX86_SAHF): On x86 targets check whether
3026 the configured assembler supports the sahf mnemonic.
3027 * configure: Regenerate.
3028 * config.in: Regenerate.
3030 * config/i386/i386.md (x86_sahf_1): Depending on HAVE_AS_IX86_SAHF,
3031 emit "sahf" or ".byte\t0x9e" as asm template.
3033 2007-03-14 Michael Meissner <michael.meissner@amd.com>
3036 * config/i386/i386.h (X86_TUNE_SHORTEN_X87_SSE): New tuning
3037 option to replace hard coded TARGET_xxx in md file.
3038 (X86_TUNE_AVOID_VECTOR_DECODE): Ditto.
3039 (X86_TUNE_SLOW_IMUL_IMM32_MEM): Ditto.
3040 (X86_TUNE_SLOW_IMUL_IMM8): Ditto.
3041 (X86_TUNE_MOVE_M1_VIA_OR): Ditto.
3042 (X86_TUNE_NOT_UNPAIRABLE): Ditto.
3043 (X86_TUNE_NOT_VECTORMODE): Ditto.
3044 (TUNE_SHORTEN_X87_SSE): Use new tuning option.
3045 (TUNE_AVOID_VECTOR_DECODE): Ditto.
3046 (TUNE_SLOW_IMUL_IMM32_MEM): Ditto.
3047 (TUNE_SLOW_IMUL_IMM8): Ditto.
3048 (TUNE_MOVE_M1_VIA_OR): Ditto.
3049 (TUNE_NOT_UNPAIRABLE): Ditto.
3050 (TUNE_NOT_VECTORMODE): Ditto.
3052 * config/i386/i386.c (ix86_tune_features): Fill in new tuning
3055 * config/i386/i386.md (fix_trunc?f?1_sse peephole2): Use new
3056 tuning options instead of hard coded TARGET_xxx.
3057 (fix ssemode peephole2's): Ditto.
3058 (imul peephole2's): Ditto.
3060 (movdi_or_rex64): Ditto.
3061 (move peephole2): Ditto.
3062 (not peephole2's): Ditto.
3064 2007-03-14 Dirk Mueller <dmueller@suse.de>
3066 * c-common.h (empty_body_warning): Rename to empty_if_body_warning.
3067 * c-common.c (empty_if_body_warning): Rephrase diagnostic message.
3068 * c-parser.c (c_parser_if_body): Always add an empty statement in case
3070 * c-parser.c (c_parser_do_statement): Warn about empty body in
3072 * c-typeck (c_finish_if_stmt): Call empty_if_body_warning.
3073 * doc/invoke.texi (-Wempty-body): Update documentation.
3075 2007-03-14 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3078 * c-common.h (warn_for_div_by_zero): Declare.
3079 * c-common.c (warn_for_div_by_zero): Define.
3080 * c-typeck.c (build_binary_op): Call warn_for_div_zero instead of
3083 2007-03-14 Richard Sandiford <richard@codesourcery.com>
3085 * Makefile.in (PREPROCESSOR_DEFINES): Add directory terminators
3086 to PREFIX and STANDARD_PREFIX.
3088 2007-03-14 Richard Sandiford <richard@codesourcery.com>
3089 Phil Edwards <phil@codesourcery.com>
3091 * gthr-vxworks.h: Add an extern "C" wrapper for C++.
3092 (__gthread_once_t): Remove busy field for RTPs.
3093 (__GTHREAD_ONCE_INIT): Update accordingly.
3095 2007-03-14 Richard Sandiford <richard@codesourcery.com>
3097 * doc/invoke.texi: Document VxWorks options.
3099 2007-03-14 Uros Bizjak <ubizjak@gmail.com>
3101 * doc/invoke.texi (i386 and x86-64 Options): Clarify -msahf option.
3103 2007-03-13 Seongbae Park <seongbae.park@gmail.com>
3105 PR tree-optimization/30590
3106 * tree-nrv.c (tree_nrv): Check for the partial update of the
3109 2007-03-13 Alexandre Oliva <aoliva@redhat.com>
3111 * flags.h (flag_random_seed): Remove declaration, in favor of...
3112 * toplev.h (get_random_seed, set_random_seed): ... these.
3113 * tree.c (get_file_function_name): Use the former.
3114 * opts.c (common_handle_option): Use the latter.
3117 2007-03-13 Steven Bosscher <steven@gcc.gnu.org>
3120 * cse.c (cse_find_path): Do not bail out if a basic block that
3121 we already visited now becomes part of a path that starts at a
3122 different basic block. Just disallow this, to make sure we
3123 visit each basic block at most once.
3125 2007-03-13 Jan Hubicka <jh@suse.cz>
3127 * ipa-inline.c (cgraph_maybe_hot_edge_p): Look for hot/cold attributes,
3128 when profile esitmate is present, calls with very low frequency are
3131 2007-03-13 Zdenek Dvorak <dvorakz@suse.cz>
3133 PR tree-optimization/30730
3134 PR tree-optimization/26900
3135 * tree-ssa-loop-niter.c: Include gmp.h.
3137 (mpz_set_double_int, get_type_bounds, mpz_to_double_int,
3138 split_to_var_and_offset, determine_value_range,
3139 bound_difference_of_offsetted_base, refine_bounds_using_guard,
3140 bound_difference, bounds_add, bounds_negate,
3141 number_of_iterations_ne_max, dump_affine_iv): New functions.
3142 (number_of_iterations_ne, number_of_iterations_lt_to_ne,
3143 assert_loop_rolls_lt, assert_loop_rolls_le): Use bounds on the
3144 difference of initial and final value of control iv to validate
3146 (number_of_iterations_cond): Add loop parameter. Determine bounds
3147 on the difference of the extremes of the control iv. Add dumps.
3148 (expand_simple_operations): Handle phi nodes.
3149 (simplify_using_initial_conditions): Do not record used conditions.
3150 (number_of_iterations_exit): Pass loop to number_of_iterations_cond.
3151 Do not set additional_info.
3152 (implies_nonnegative_p, implies_ge_p): Removed.
3153 (derive_constant_upper_bound): Do not use parameter `additional'.
3154 (record_estimate): Parameter `additional' removed. Parameter
3155 `i_bound' added. Do not call derive_constant_upper_bound.
3156 (record_nonwrapping_iv): Use derive_constant_upper_bound to
3157 bound the number of iterations estimate.
3158 (estimate_numbers_of_iterations_loop): Pass the estimate from
3159 the number of iterations analysis to record_estimate.
3160 * tree.h (multiple_of_p): Declare.
3161 * tree-scalar-evolution.c (expression_expensive_p): Removed.
3162 (scev_const_prop): Do not check expression_expensive_p.
3163 * fold-const.c (multiple_of_p): Exported.
3164 * double-int.c (double_int_mask): Exported.
3165 * double-int.h (double_int_mask): Declare.
3166 * tree-flow.h (struct tree_niter_desc): Removed additional_info
3167 field. Added max field.
3169 2007-03-13 David Taylor <taylor@candd.org>
3172 * gcc.c (cpp_unique_options): If -MT or -MQ is seen, don't pass
3175 2007-03-13 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3178 * pa.md (vdepi_ior): Don't allow zero length deposit. Likewise for
3179 two unamed patterns.
3181 2007-03-13 Uros Bizjak <ubizjak@gmail.com>
3183 * config/i386/i386.opt (mcx16, msahf): New options.
3184 * config/i386/i386.c (x86_cmpxchg16b, x86_sahf): Remove.
3185 (ix86_tune_features) [X86_TUNE_USE_SAHF]: Enable for m_GENERIC.
3187 * config/i386/driver-i386.c (bit_LAHF_LM): New define.
3188 (host_detect_local_cpu): Detect cx16 and lahf_lm cpuid bits.
3189 Output -mcx16 and -msahf options when corresponding bit is set.
3191 * doc/invoke.texi (i386 and x86-64 Options): Document -mcx16
3194 2007-03-13 Alexandre Oliva <aoliva@redhat.com>
3196 * configure.ac: Test for assembler tolerance to # 0 "".
3197 * configure, config.in: Rebuilt.
3198 * final.c (final_scan_insn): Emit it if HAVE_AS_LINE_ZERO.
3200 2007-03-13 Geoffrey Keating <geoffk@apple.com>
3202 * doc/invoke.texi (Spec Files): Update for '%{,' spec.
3204 * config/rs6000/darwin-fallback.c: Compile file only on powerpc.
3205 (handle_syscall): Handle direct system calls.
3206 * config/rs6000/darwin.h (HAS_MD_FALLBACK_FRAME_STATE_FOR): Delete.
3208 2007-03-12 Brooks Moses <brooks.moses@codesourcery.com>
3210 * doc/invoke.texi: Fix cpp.info cross-reference.
3211 * doc/passes.texi: Fix gcc.info cross-reference.
3213 2007-03-12 Zdenek Dvorak <dvorakz@suse.cz>
3215 PR tree-optimization/30835
3216 * lambda-code.c (can_convert_to_perfect_nest): Check whether
3217 bb_for_stmt is not NULL before accessing it.
3219 2007-03-12 Joseph Myers <joseph@codesourcery.com>
3221 * gcc.c (main): Handle target_sysroot_hdrs_suffix being NULL for
3224 2007-03-12 Brooks Moses <brooks.moses@codesourcery.com>
3227 * doc/install.texi: Document --enable-stage1-languages
3229 2007-03-12 Steven Bosscher <steven@gcc.gnu.org>
3231 * tree-pass.h (pass_into_cfg_layout_mode,
3232 pass_outof_cfg_layout_mode): Declare.
3233 * cfglayout.c (into_cfg_layout_mode, outof_cfg_layout_mode,
3234 pass_into_cfg_layout_mode, pass_outof_cfg_layout_mode): New.
3235 * passes.c (pass_into_cfg_layout_mode): Schedule before jump2.
3236 (pass_outof_cfg_layout_mode): Schedule after pass_rtl_ifcvt.
3238 2007-03-12 Seongbae Park <seongbae.park@gmail.com>
3240 * c-decl.c (warn_variable_length_array): New function.
3241 Refactored from grokdeclarator to handle warn_vla
3242 and handle unnamed array case.
3243 (grokdeclarator): Refactored VLA warning case.
3244 * c.opt (Wvla): New flag.
3245 * doc/invoke.texi (Wvla): New warning.
3247 2007-03-12 Richard Henderson <rth@redhat.com>
3249 * config/alpha/alpha.c (alpha_elf_section_type_flags): New.
3250 (TARGET_SECTION_TYPE_FLAGS): New.
3252 2007-03-12 Richard Henderson <rth@redhat.com>
3254 * config/darwin.c (machopic_reloc_rw_mask): New.
3255 * config/darwin-protos.h (machopic_reloc_rw_mask): Declare.
3256 * config/darwin.h (TARGET_ASM_RELOC_RW_MASK): New.
3258 2007-03-12 Mark Mitchell <mark@codesourcery.com>
3260 * cppdefault.c (cpp_EXEC_PREFIX): New variable.
3261 * cppdefault.h (cpp_PREFIX): Document.
3262 (cpp_PREFIX_len): Likewise.
3263 (cpp_EXEC_PREFIX): New variable.
3264 * Makefile.in (PREPROCESSOR_DEFINES): Add STANDARD_EXEC_PREFIX.
3265 * c-incpath.c (add_standard_paths): Correct logic for relocating
3266 paths within prefix.
3268 2007-03-12 Uros Bizjak <ubizjak@gmail.com>
3270 * config/i386/i386.md (fixuns_trunc<mode>hi2): Implement from
3271 fixuns_truncsfhi2 and fixuns_truncdfhi2 using SSEMODEF
3273 (fix_trunc<mode>di_sse): Implement from fix_truncsfdi_sse and
3274 fix_truncdfdi_sse using SSEMODEF mode macro.
3275 (fix_trunc<mode>si_sse): Implement from fix_truncsfsi_sse and
3276 fix_truncdfsi_sse using SSEMODEF mode macro.
3277 (fix_trunc?f?i_sse peephole2): Implement using SSEMODEF mode macro.
3278 (fix_trunc?f?i_sse K8 peephole2): Fix register constraint.
3280 2007-03-12 Richard Sandiford <richard@codesourcery.com>
3282 * config.gcc (i[4567]86-wrs-vxworks, i[4567]86-wrs-vxworksae): Add
3285 2007-03-12 Olga Golovanevsky <olga@il.ibm.com>
3287 * tree.h : Add multiple_of_p declaration.
3288 * fold-const.c (multiple_of_p): Make multiple_of_p public.
3289 * ipa-type-escape.c (results_of_malloc): Redundant.
3290 (visited_stmts): New. Visited stmt for walk_use_def_chains.
3291 (cast_type): Extended with new members.
3292 (check_cast): Returns cast_type.
3293 (cast): New structure for data of walk_use_def_chains.
3294 (is_malloc_result, is_cast_from_non_pointer_1,
3295 is_cast_from_non_pointer,
3296 is_array_access_through_pointer_and_index): New functions.
3297 (look_for_casts): Returns cast types.
3298 (check_call): Returns void.
3299 (okay_pointer_operation): Use support of pointer plus index,
3300 pointer plus constant and allow all multiplications.
3302 2007-03-11 Richard Guenther <rguenther@suse.de>
3304 PR tree-optimization/31115
3305 * tree-vrp.c (extract_range_from_binary_expr): Make sure
3306 the shift count is positive and non-anti-range for RSHIFT_EXPR.
3307 A shift count of zero is not special as with *_DIV_EXPR.
3308 (vrp_int_const_binop): Handle RSHIFT_EXPR for determining overflow
3311 2007-03-11 Ian Lance Taylor <iant@google.com>
3313 * tree-vrp.c (vrp_int_const_binop): Handle PLUS_EXPR and
3314 the *_DIV_EXPR codes correctly with overflow infinities.
3316 2007-03-11 Ira Rosen <irar@il.ibm.com>
3318 * tree-data-ref.c (analyze_offset): Add a return value (bool) to
3319 indicate success/failure of the analysis. Add negation to subtrahend
3320 in case of subtraction. Fail if both operands contain constants.
3321 (create_data_ref): Fail if analyze_offset fails.
3323 2007-03-11 Uros Bizjak <ubizjak@gmail.com>
3325 * config/i386/i386.md (frndintxf2): Rename to ...
3326 (rintxf2): ... this. Remove expander having same name.
3327 (rintsf2, rintdf2): Implement using SSEMODEF macro.
3328 (roundsf2, rounddf2): Ditto.
3329 (lrint<mode>di2, lrint<mode>si2): Implement using SSEMODEI24 macro.
3330 (lround<mode>di2, lround<mode>si2): Ditto.
3332 2007-03-11 Steven Bosscher <steven@gcc.gnu.org>
3334 * lower-subreg.c: Include except.h.
3335 (decompose_multiword_subregs): Verify that the only control flow
3336 insns we can split are loads to multi-words pseudos.
3337 Handle breaking such blocks after splitting, instead of calling
3338 find_many_sub_basic_blocks.
3340 * loop-unroll.c (split_edge_and_insert): Don't set BB_SUPERBLOCK
3341 on the new basic block. Add a lengthy comment explaining why we
3342 thought this was necessary.
3343 * cfglayout.c (cfg_layout_finalize): Don't break superblocks.
3345 2007-03-10 Mark Mitchell <mark@codesourcery.com>
3348 * tree.c (walk_type_fields): Recurse into the element type of
3349 ARRAY_TYPEs if there is a pointer set.
3351 2007-03-10 Dirk Mueller <dmueller@suse.de>
3353 * c-common.c (warn_logical_operator): Fix condition.
3355 2007-03-10 Tobias Schlüter <tobi@gcc.gnu.org>
3357 * config/i386/darwin.h (DARWIN_MINVERSION_SPEC): Add missing
3359 * config/darwin.c (machopic_select_section): Remove superfluous
3360 argument in call to categorize_decl_for_section. Remove unused
3363 2007-03-10 Joseph Myers <joseph@codesourcery.com>
3365 * configure.ac (glibc_header_dir): Set using with_build_sysroot if
3367 * configure: Regenerate.
3369 2007-03-10 Uros Bizjak <ubizjak@gmail.com>
3372 * config/i386/i386.md (UNSPEC_C2_FLAG): New constant.
3373 (fpremxf4_i387, fprem1xf4_i387): Use UNSPEC_C2_FLAG.
3374 (fmodxf3, fmod<mode>3, remainderxf3, remainder<mode>3):
3375 Add LABEL_NUSES to emitted label.
3376 * config/i386/i386.c (ix86_emit_fp_unordered_jump): Add
3377 branch probability value to emitted jump insn.
3378 * reg-stack.c (subst_stack_regs_pat)[UNSPEC]: Handle UNSPEC_C2_FLAG.
3379 Do not check life information and do not re-arrange input operands
3380 for UNSPEC_FSCALE_EXP, UNSPEC_FPREM_U and UNSPEC_FPREM1_U.
3382 2007-03-10 Kaz Kojima <kkojima@gcc.gnu.org>
3384 * config/sh/sh.c (sh_insn_length_adjustment): Adjust for
3385 the change of decode_asm_operands.
3387 2007-03-10 Kaz Kojima <kkojima@gcc.gnu.org>
3389 * mode-switching.c (create_pre_exit): Skip blockage insn.
3391 2007-03-09 Diego Novillo <dnovillo@redhat.com>
3393 * tree-pass.h (TODO_update_smt_usage): Remove.
3395 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Remove
3399 2007-03-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3401 * pa.c (attr_length_call): Revise condition for long pc-relative branch.
3402 (output_call): Use "LONG_PIC_SDIFF" instruction sequence for long local
3403 calls on the SOM target. Don't use "LONG_PIC_PCREL" call sequence on
3406 2007-03-09 Geoffrey Keating <geoffk@apple.com>
3408 * gcc.c: Document %{, in big comment at top.
3409 (input_suffix_matches): Remove special handling for .s and
3411 (input_spec_matches): New.
3412 (handle_braces): Handle %{,.
3413 (validate_switches): ',' indicates a value which is not a switch.
3414 * config/alpha/osf.h (ASM_FINAL_SPEC): Use %{, rather than %{.
3415 to detect assembler input.
3416 * config/i386/sol2.h (CPP_SPEC): Likewise.
3417 * config/rs6000/sysv4.h (ASM_SPEC): Likewise.
3418 * config/rs6000/vxworks.h (ASM_SPEC): Likewise.
3419 * config/rs6000/lynx.h (ASM_SPEC): Likewise.
3420 * config/rs6000/linux64.h (ASM_SPEC_COMMON): Likewise.
3421 * config/i386/darwin.h (DARWIN_MINVERSION_SPEC): Objective-C plus
3422 -m64 causes deployment target to default to 10.5.
3423 * config/rs6000/darwin.h (DARWIN_MINVERSION_SPEC): Likewise.
3425 2007-03-09 Richard Henderson <rth@redhat.com>
3428 * target.h (targetm.asm.out.reloc_rw_mask): New.
3429 * target-def.h (TARGET_ASM_RELOC_RW_MASK): New.
3430 (TARGET_ASM_OUT): Use it.
3431 * targhooks.c, targhooks.h (default_reloc_rw_mask): New.
3432 * varasm.c (categorize_decl_for_section): Remove shlib argument;
3433 use the new reloc_rw_mask target hook instead.
3434 (default_section_type_flags_1): Merge into...
3435 (default_section_type_flags): ... here.
3436 (decl_readonly_section_1): Merge into...
3437 (decl_readonly_section): ... here.
3438 (default_elf_select_section_1): Merge into...
3439 (default_elf_select_section): ... here.
3440 (default_unique_section_1): Merge into...
3441 (default_unique_section): ... here.
3442 (compute_reloc_for_rtx_1, compute_reloc_for_rtx): New.
3443 (default_select_rtx_section): Use it.
3444 (default_elf_select_rtx_section): Likewise.
3445 * output.h: Update to match.
3446 * doc/tm.texi (TARGET_ASM_RELOC_RW_MASK): New.
3447 * config/alpha/alpha.c (alpha_elf_reloc_rw_mask): New.
3448 (TARGET_ASM_RELOC_RW_MASK): New.
3449 * config/i386/i386.c (x86_64_elf_select_section): Adjust call
3450 to categorize_decl_for_section.
3451 (x86_64_elf_unique_section): Likewise.
3452 * config/ia64/hpux.h (TARGET_ASM_SELECT_SECTION,
3453 TARGET_ASM_UNIQUE_SECTION, TARGET_ASM_SELECT_RTX_SECTION): Remove.
3454 (TARGET_ASM_RELOC_RW_MASK): New.
3455 * config/ia64/ia64.c (ia64_rwreloc_select_section,
3456 ia64_rwreloc_unique_section, ia64_rwreloc_select_rtx_section): Remove.
3457 (ia64_hpux_reloc_rw_mask, ia64_reloc_rw_mask): New.
3458 (TARGET_RWRELOC): Remove.
3459 (ia64_section_type_flags): Adjust call to default_section_type_flags.
3460 * config/ia64/sysv4.h (TARGET_ASM_RELOC_RW_MASK): New.
3461 * config/rs6000/rs6000.c (rs6000_elf_section_type_flags): Remove.
3462 (rs6000_elf_select_section, rs6000_elf_unique_section): Remove.
3463 (rs6000_elf_reloc_rw_mask, rs6000_xcoff_reloc_rw_mask): New.
3464 (rs6000_xcoff_select_section): Use decl_readonly_section.
3465 (rs6000_xcoff_section_type_flags): Use default_section_type_flags.
3466 * config/rs6000/sysv4.h (TARGET_ASM_RELOC_RW_MASK): New.
3467 (TARGET_ASM_SELECT_SECTION, TARGET_ASM_UNIQUE_SECTION): Remove.
3468 (TARGET_SECTION_TYPE_FLAGS): Remove.
3469 * config/rs6000/xcoff.h (TARGET_ASM_RELOC_RW_MASK): New.
3471 2007-03-09 Roger Sayle <roger@eyesopen.com>
3473 * fold-const.c (fold_comparison): Remove compile-time evaluation of
3474 complex constant equality/inequality comparisons for here.
3475 (fold_binary) <EQ_EXPR>: Simplify complex comparisons that are
3476 known at compile-time or can be simplified to a scalar comparison.
3477 (fold_relational_const): Move compile-time evaluation of complex
3478 constant equality/inequality comparisons to here.
3480 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
3482 PR rtl-optimization/30643
3483 * cse.c (cse_insn): Recompute dest_hash after insert_regs for
3485 (fold_rtx): Recurse, like before 2006-11-03.
3487 2007-03-09 DJ Delorie <dj@redhat.com>
3489 * config/m32c/t-m32c (m32c-pragma.o): Add TM_H dependency to
3492 2007-03-09 Aldy Hernandez <aldyh@redhat.com>
3494 PR tree-optimization/30375
3495 * tree-ssa-dse.c (dse_possible_dead_store_p): Do not eliminate if
3496 LHS of statements is not the same.
3497 * testsuite/gcc.dg/tree-ssa/ssa-dse-10.c: New.
3499 2007-03-09 Chao-ying Fu <fu@mips.com>
3501 * doc/extend.texi (MIPS DSP Built-in Functions): Document the DSP
3503 * doc/invoke.texi (-mdspr2): Document new option.
3504 * config/mips/mips.md (UNSPEC_ABSQ_S_QB .. UNSPEC_DPSQX_SA_W_PH):
3505 New unspec for DSP REV 2.
3506 (<u>mulsidi3_32bit_internal): Check if !TARGET_DSPR2, because
3507 these instructions are extended in DSP REV 2.
3508 (mips-dspr2.md): Include.
3509 * config/mips/mips.opt (mdspr2): New option.
3510 * config/mips/mips.c (mips_function_type): Add MIPS_V4QI_FTYPE_V4QI,
3511 MIPS_SI_FTYPE_SI_SI_SI, MIPS_DI_FTYPE_DI_USI_USI, MIPS_DI_FTYPE_SI_SI,
3512 MIPS_DI_FTYPE_USI_USI, MIPS_V2HI_FTYPE_SI_SI_SI.
3513 (override_options): Check TARGET_DSPR2 to enable MASK_DSP.
3514 (CODE_FOR_mips_mul_ph): Define it to CODE_FOR_mulv2hi3.
3515 (dsp_bdesc): Add DSP REV 2 builtins. Remove 32-bit only DSP builtins.
3516 (dsp_32only_bdesc): New description table for 32-bit only DSP REV 1
3518 (bdesc_map): Add one field of unsupported_target_flags.
3519 (bdesc_arrays): Update entries to have extra fields. Add
3521 (mips_init_builtins): Initialize new function types.
3522 Check unsupported_target_fileds to filter out builtins.
3523 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Define __mips_dspr2 if
3525 (ASM_SPEC): Pass mdspr2 to the assembler.
3526 * config/mips/mips-dspr2.md: New file.
3528 2007-03-09 Sa Liu <saliu@de.ibm.com>
3530 * config/rs6000/altivec.md: Fix vcond patterns using if_then_else.
3532 2007-03-09 Ian Lance Taylor <iant@google.com>
3534 * opts.c (common_handle_option): Treat -Wstrict-overflow (with no
3535 argument) like -Wstrict-overflow=2.
3536 * doc/invoke.texi (Warning Options): Update documentation.
3538 2007-03-09 Dirk Mueller <dmueller@suse.de>
3541 * doc/invoke.texi (-Wlogical-op): Document.
3542 * common.opt (-Wlogical-op): New.
3543 * c-common.h (warn_logical_operator): Declare.
3544 * c-common.c (warn_logical_operator): Define.
3545 * c-typeck.c (parser_build_binary_op): Call
3546 warn_logical_operator.
3548 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
3550 * rtl.h (gen_rtx_ASM_INPUT): Use "" instead of NULL file name.
3551 * final.c (final_scan_insn): Test for non-"" file name.
3553 2007-03-09 Sebastian Pop <sebastian.pop@inria.fr>
3555 * doc/loop.texi: Document the Omega linear constraints solver.
3556 * doc/invoke.texi: Document -fcheck-data-deps, omega-max-vars,
3557 omega-max-geqs, omega-max-eqs, omega-max-wild-cards,
3558 omega-hash-table-size, omega-max-keys, and
3559 omega-eliminate-redundant-constraints.
3560 * tree-pass.h (pass_check_data_deps): Declared.
3563 * timevar.def (TV_CHECK_DATA_DEPS): Declared.
3564 * tree-ssa-loop.c (check_data_deps, gate_check_data_deps,
3565 pass_check_data_deps): New.
3566 * tree-data-ref.c (init_data_ref): Remove declaration.
3567 (dump_data_dependence_relation): Dump DDR_INNER_LOOP.
3568 (analyze_array): Renamed init_array_ref, move up initializations.
3569 (init_data_ref): Renamed init_pointer_ref. Moved before its call.
3570 Removed arguments that are set to NULL.
3571 (analyze_indirect_ref): Correct indentation, correct call to
3573 (object_analysis): Call init_array_ref instead of analyze_array.
3574 (initialize_data_dependence_relation): Initialize DDR_INNER_LOOP.
3575 (access_functions_are_affine_or_constant_p): Use DR_ACCESS_FNS instead
3576 of DR_ACCESS_FNS_ADDR.
3577 (init_omega_eq_with_af, omega_extract_distance_vectors,
3578 omega_setup_subscript, init_omega_for_ddr_1, init_omega_for_ddr,
3579 ddr_consistent_p): New.
3580 (compute_affine_dependence): Check consistency of ddrs when
3581 flag_check_data_deps is passed.
3582 (analyze_all_data_dependences): Uncomment.
3583 (tree_check_data_deps): New.
3584 * tree-data-ref.h: Include omega.h.
3585 (DR_ACCESS_FNS_ADDR): Removed.
3586 (data_dependence_relation): Add inner_loop.
3587 (DDR_INNER_LOOP): New.
3588 * common.opt (fcheck-data-deps): New.
3589 * tree-flow.h (tree_check_data_deps): Declare.
3590 * Makefile.in (TREE_DATA_REF_H): Depend on omega.h.
3591 (OBJS-common): Depend on omega.o.
3593 * passes.c (pass_check_data_deps): Scheduled.
3594 * params.def (PARAM_OMEGA_MAX_VARS, PARAM_OMEGA_MAX_GEQS,
3595 PARAM_OMEGA_MAX_EQS, PARAM_OMEGA_MAX_WILD_CARDS,
3596 PARAM_OMEGA_HASH_TABLE_SIZE, PARAM_OMEGA_MAX_KEYS,
3597 PARAM_VECT_MAX_VERSION_CHECKS,
3598 PARAM_OMEGA_ELIMINATE_REDUNDANT_CONSTRAINTS): New.
3600 2007-03-09 Richard Guenther <rguenther@suse.de>
3602 PR tree-optimization/30904
3604 * tree-vrp.c (extract_range_from_binary_expr): Handle RSHIFT_EXPR
3605 the same way as *_DIV_EXPR.
3607 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
3609 * recog.c (decode_asm_operands): No mixed declarations and code.
3611 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
3613 * rtl.def (ASM_INPUT): Add location.
3614 * rtl.h (ASM_INPUT_SOURCE_LOCATION): New.
3615 (ASM_INPUT_SOURCE_FILE, ASM_INPUT_SOURCE_LINE): New.
3616 (decode_asm_operands): Add loc operand.
3617 (gen_rtx_ASM_INPUT, gen_rtx_ASM_INPUT_loc): Define.
3618 * stmt.c (expand_asm): Rename to...
3619 (expand_asm_loc): ... this. Add locus argument. Pass it on to
3620 gen_rtx_ASM_INPUT_loc.
3621 (expand_asm_expr): Adjust.
3622 * recog.c (decode_asm_operands): Add loc operand.
3623 (check_asm_operands, extract_insn): Adjust.
3624 * reload1.c (maybe_fix_stack_asms): Likewise.
3625 * final.c (asm_insn_count): Likewise.
3626 (final_scan_insn): Output # line before and after asm.
3628 2007-03-09 Daniel Berlin <dberlin@dberlin.org>
3630 * tree-ssa-structalias.c (variable_info): Remove
3632 (new_var_info): Ditto.
3633 (shared_bitmap_info_t): New structure.
3634 (shared_bitmap_table): New variable.
3635 (shared_bitmap_hash): New function.
3636 (shared_bitmap_eq): Ditto
3637 (shared_bitmap_lookup): Ditto.
3638 (shared_bitmap_add): Ditto.
3639 (merge_smts_into): Change to take bitmap directly.
3640 (find_what_p_points_to): Rewrite to use shared bitmap hashtable.
3641 (init_alias_vars): Init shared bitmap hashtable.
3642 (delete_points_to_sets): Delete shared bitmap hashtable.
3643 * tree-ssa-operands.c (add_virtual_operand): Partially revert the
3644 is_aliased removal as a change that was still necessary was
3647 2007-03-09 Uros Bizjak <ubizjak@gmail.com>
3649 * config/i386/i386.h (override_options): Conditionally disable
3650 x86_sahf for 64bit targets only.
3652 2007-03-08 Andrew Pinski <andrew_pinski@playstation.sony.com>
3655 * c-decl.c (merge_decls): Don't call make_var_volatile.
3656 * varasm.c (make_var_volatile): Remove.
3657 * output.h (make_var_volatile): Remove.
3659 2007-03-08 Zdenek Dvorak <dvorakz@suse.cz>
3661 PR tree-optimization/31085
3662 * tree-ssa-address.c (create_mem_ref): Fix test of type of base.
3664 2007-03-08 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3666 * builtins.def (lceil, lceilf, lceill, lfloor, lfloorf, lfloorl,
3667 llceil, llceilf, llceill, llfloor, llfloorf, llfloorl): Mark with
3668 ATTR_CONST_NOTHROW_LIST.
3670 * fold-const.c (tree_expr_nonnegative_warnv_p): Handle
3673 2007-03-08 Diego Novillo <dnovillo@redhat.com>
3675 * doc/tree-ssa.texi: Remove documentation for V_MUST_DEF.
3677 2007-03-08 Geoffrey Keating <geoffk@apple.com>
3680 * gccspec.c (lang_specific_driver): Do nothing when NEXT_OBJC_RUNTIME
3682 * config/darwin.h (REAL_LIBGCC_SPEC): When -fgnu-runtime is
3683 passed, use shared libgcc.
3685 2007-03-08 Roger Sayle <roger@eyesopen.com>
3687 * tree-eh.c (do_return_redirection): Call build_gimple_modify_stmt
3688 instead of calling build2 with a GIMPLE_MODIFY_STMT.
3689 (honor_protect_cleanup_actions, lower_try_finally_switch):
3691 * tree-if-conv.c (replace_phi_with_cond_gimple_modify_stmt,
3692 ifc_temp_var): Likewise.
3693 * tree-inline.c (setup_one_parameter): Likewise.
3694 * tree-mudflap.c (mf_decl_cache_locals,
3695 mf_build_check_statement_for): Likewise.
3696 * tree-nested.c (init_tmp_var, save_tmp_var,
3697 finalize_nesting_tree_1): Likewise.
3698 * tree-outof-ssa.c (insert_copy_on_edge,
3699 insert_backedge_copies): Likewise.
3700 * tree-profile.c (tree_gen_edge_profiler,
3701 tree_gen_ic_profiler): Likewise.
3702 * tree-scalar-evolution.c (scev_const_prop): Likewise.
3703 * tree-sra.c (sra_build_assignment): Likewise.
3704 * tree-ssa-loop-im.c (determine_invariantness_stmt): Likewise.
3705 * tree-ssa-math-opts.c (insert_reciprocals,
3706 execute_cse_sincos_1): Likewise.
3707 * tree-tailcall.c (adjust_accumulator_values,
3708 adjust_return_value): Likewise.
3709 * tree-vect-patterns.c (vect_pattern_recog_1): Likewise.
3710 * tree-vect-transform.c (vect_create_data_ref_ptr,
3711 bump_vector_ptr, vect_init_vector, get_initial_def_for_induction,
3712 vect_create_epilog_for_reduction, vectorizable_reduction,
3713 vectorizable_call, vectorizable_conversion,
3714 vectorizable_assignment, vectorizable_operation,
3715 vectorizable_type_demotion, vect_gen_widened_results_half,
3716 vect_permute_store_chain, vectorizable_store,
3717 vect_setup_realignment, vect_permute_load_chain,
3718 vectorizable_load, vectorizable_condition,
3719 vect_create_cond_for_align_checks): Likewise.
3720 * tree-vrp.c (build_assert_expr_for): Likewise.
3722 2007-03-08 Ian Lance Taylor <iant@google.com>
3724 * tree-vrp.c: Include "intl.h".
3725 (usable_range_p): New static function.
3726 (compare_values_warnv): Don't test TYPE_OVERFLOW_UNDEFINED for
3727 overflowed values, juts set *strict_overflow_p.
3728 (compare_values): Only return -2 if one of the operands is not a
3730 (compare_ranges): Call usable_range_p.
3731 (compare_range_with_value): Likewise.
3732 (vrp_evaluate_conditional_warnv): Rename from
3733 vrp_evaluate_conditional. Make static. Change all callers.
3734 (vrp_evaluate_conditional): New function.
3735 (simplify_div_or_mod_using_ranges): Issue warning about reliance
3737 (simplify_abs_using_ranges): Likewise.
3738 (simplify_stmt_for_jump_threading): Add within_stmt parameter.
3739 * tree-ssa-dom.c (simplify_stmt_for_jump_threading): Add
3740 within_stmt parameter.
3741 * tree-ssa-propagate.c (fold_predicate_in): Update call to
3742 vrp_evaluate_conditional.
3743 * tree-ssa-threadedge.c
3744 (record_temporary_equivalences_from_stmts_at_dest): Change
3745 simplify parameter to take a second tree parameter.
3746 (simplify_control_stmt_condition): Likewise.
3747 (thread_across_edge): Likewise.
3748 * tree-flow.h (vrp_evaluate_conditional): Update declaration.
3749 (thread_across_edge): Likewise.
3750 * Makefile.in (tree-vrp.o): Depend upon intl.h.
3752 2007-03-08 Uros Bizjak <ubizjak@gmail.com>
3754 * config/i386/i386.h (TARGET_SAHF): New define.
3755 * config/i386/i386.c (ix86_tune_features) [X86_TUNE_USE_SAHF]:
3756 Also enable for m_K8, m_AMDFAM10 and m_CORE2.
3757 (x86_sahf): New global variable.
3758 (override_options): Add PTA_NO_SAHF to pta_flags enum. Recode
3759 pta_flags masks using shifts. Add PTA_NO_SAHF to x86_64 and
3760 nocona processor flags. Set x86_sahf when PTA_NO_SAHF is not set
3761 in processor flags. Do not unconditionally disable TARGET_USE_SAHF
3763 (ix86_fp_comparison_sahf_cost): Return high value for !TARGET_SAHF.
3764 (ix86_expand_fp_compare): Check for TARGET_CMOVE or TARGET_SAHF
3765 when expanding fcomi/sahf based tests.
3766 (ix86_emit_fp_unordered_jump): Check for TARGET_SAHF when
3767 expanding sahf based alternative. Emit sahf based sequence when
3768 optimizing for code size.
3769 * config/i386/i386.md (x86_sahf_1): Do not disable for
3770 TARGET_64BIT, enable for TARGET_SAHF.
3772 2007-03-08 Martin Michlmayr <tbm@cyrius.com>
3774 * tree-ssa-coalesce.c (fail_abnormal_edge_coalesce): Remove
3775 spurious whitespace from error message.
3777 2007-03-08 Volker Reichelt <reichelt@netcologne.de>
3780 * c-common.c (fold_offsetof_1): Handle COMPOUND_EXPR.
3782 2007-03-08 Alexandre Oliva <aoliva@redhat.com>
3784 * c-decl.c (grokdeclarator): Disable warnings for anonymous
3786 * tree-sra.c (instantiate_element): Propagate disabled warnings
3787 from the element itself to the created variable.
3789 2007-03-07 Richard Henderson <rth@redhat.com>
3792 * reg-stack.c (emit_swap_insn): If a malformed asm was seen,
3793 silently fix up the stack in the case of a missing register.
3795 2007-03-07 Paul Brook <paul@codesourcery.com>
3797 * config/arm/libunwind.S: Add .arch/.object_arch for armv4 builds.
3799 2007-03-07 Joseph Myers <joseph@codesourcery.com>
3801 * config/arm/unwind-arm.c (struct wmmxd_regs, struct wmmxc_regs):
3803 (phase1_vrs): Use them.
3804 (DEMAND_SAVE_WMMXD, DEMAND_SAVE_WMMXC): New.
3805 (__gnu_Unwind_Save_WMMXD, __gnu_Unwind_Restore_WMMXD,
3806 __gnu_Unwind_Save_WMMXC, __gnu_Unwind_Restore_WMMXC): Declare.
3807 (restore_non_core_regs): Call __gnu_Unwind_Restore_WMMXD and
3808 __gnu_Unwind_Restore_WMMXC if required.
3809 (_Unwind_VRS_Pop): Implement iWMMXt support.
3810 * config/arm/libunwind.S (gnu_Unwind_Restore_WMMXD,
3811 gnu_Unwind_Save_WMMXD, gnu_Unwind_Restore_WMMXC,
3812 gnu_Unwind_Save_WMMXC): Define.
3814 2007-03-07 Richard Sandiford <richard@codesourcery.com>
3816 * config/vxworks.h (vxworks_override_options): Declare.
3817 (VXWORKS_OVERRIDE_OPTIONS): Use it.
3818 * config/vxworks.c: Include target.h and toplev.h.
3819 (vxworks_override_options): New function.
3820 * config/t-vxworks (vxworks.o): Depend on $(TARGET_H) and toplev.h.
3822 2007-03-07 Andreas Krebbel <krebbel1@de.ibm.com>
3824 * config/s390/s390.c (override_options): Don't emit an error when
3825 -mstack-size is used without providing -mstack-guard.
3826 (s390_emit_prologue): Choose stack_guard value automatically if not
3827 provided via command line.
3828 * doc/invoke.texi: Adjust description of -mstack-guard and -mstack-size.
3830 2007-03-07 Richard Sandiford <richard@codesourcery.com>
3832 * config/i386/i386.c (output_set_got): Add a GOT initialization
3833 sequence for VxWorks PIC.
3834 (legitimate_pic_address_disp_p): Allow UNSPEC_GOT wrappers
3835 around labels as well as symbols. Use gotoff_operand instead
3836 of local_symbolic_operand.
3837 (legitimize_pic_address): Use gotoff_operand instead of
3838 local_symbolic_operand. Use @GOT accesses for labels as
3840 (ix86_output_addr_diff_elt): Use PC-relative rather than
3841 GP-relative offsets for VxWorks PIC.
3842 (ix86_expand_move): Pass NULL_RTX to legitimize_pic_address unless
3843 no_new_pseudos. Check whether the returned register is op0.
3844 * config/i386/i386.md (tablejump): Use PC-relative rather than
3845 GP-relative offsets for VxWorks PIC.
3846 * config/i386/predicates.md (gotoff_operand): New predicate.
3848 2007-03-06 Richard Sandiford <richard@codesourcery.com>
3850 * config/vxworks.h (VXWORKS_GOTT_BASE, VXWORKS_GOTT_INDEX): Undefine
3852 * config/vxworks-dummy.h: New file.
3853 * config/i386/i386.h: Include it.
3855 2007-03-07 Alexandre Oliva <aoliva@redhat.com>
3857 * dwarf2out.c (is_inlined_entry_point): New
3858 (add_high_low_attributes): Emit DW_AT_entry_pc along with
3859 DW_AT_ranges if the first subblock is the entry point.
3861 2007-03-06 David Daney <ddaney@avtrex.com>
3863 * doc/install.texi (mips-*-*): Change recommended binutils
3866 2007-03-06 Anatoly Sokolov <aesok@post.ru>
3868 * config/avr/avr.c (avr_mcu_types): Add support for ATmega325P,
3869 ATmega3250P, ATmega329P, ATmega3290P, AT90USB82 and AT90USB162
3871 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
3872 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
3874 2007-03-06 Jan Hubicka <jh@suse.cz>
3876 * errors.h (warning, error, fatal, internal_error): Mark as cold.
3877 * predict.c (maybe_hot_bb): Cold functions are never hot; hot functions
3879 (probably_cold_bb_p): Cold functions are cold.
3880 (probably_never_executed_bb_p): Cold functions are cold.
3881 (tree_bb_level_predictions): Predict calls to cold functions as not
3883 (compute_function_frequency): Check hot/cold attributes.
3884 * function.h (function_frequency): Update comments.
3885 * predict.def (PRED_COLD_FUNCTION): Predict cold function.
3886 * c-common.c (handle_hot_attribute, handle_cold_attribute): New.
3887 (c_common_att): Add cold and hot.
3889 * doc/extend.texi (hot,cold attributes): Document.
3891 2007-03-06 Andrew Haley <aph@redhat.com>
3893 * function.c (expand_function_end): Move blockage to just after we
3894 emit the label for the naked return from the function.
3896 2007-03-06 Richard Sandiford <richard@codesourcery.com>
3898 * config/i386/att.h (ASM_OUTPUT_ASCII, ASM_OUTPUT_SKIP): Undefine
3901 2007-03-06 Jan Hubicka <jh@suse.cz>
3903 * reg-stack.c (reg_to_stack): Large models don't allow NAN to be
3904 loaded for constant large models. Non-large 64bit PIC can do.
3905 * i386.h (CASE_VECTOR_MODE): Large PIC cases are 64bit.
3906 * cmodel.h: Add LARGE PIC.
3907 * i386.md (UNSPEC_PLTOFF): New.
3908 (UNSPEC_SET_RIP, UNSPEC_SET_GOT_OFFSET): New; renumber other unspecs as
3910 (*call_1_rex64): Disable for large models.
3911 (*call_1_rex64_large): New.
3912 (*call_value_1_rex64): Disable for large models.
3913 (*call_value_1_rex64_large): New.
3914 (set_rip_rex4): New.
3915 (set_got_offset_rex64): New.
3916 * predicates.md (constant_call_address_operand): For large model
3917 constant calls are not possible.
3918 * i386-protos.h (construct_plt_address): Declare.
3919 * i386.c (override_options): Accept large models.
3920 (ix86_expand_prologue): Expand large PIC GOT pointer load.
3921 (legitimate_constant_p): Add new UNSPECs.
3922 (legitimate_pic_operand_p): Likewise.
3923 (legitimate_pic_address_disp_p): Disallow local symbols for large PICs.
3924 (legitimize_pic_address): Do easy RIP relative way for TLS only for
3926 (output_pic_addr_const): Add PLTOFF.
3927 (ix86_output_addr_diff_elt): Output 64bit tables when needed.
3928 (ix86_expand_move): Legitimize pic address when in PIC mode.
3929 (construct_plt_address): New function.
3930 (ix86_expand_call): Offload the address to register and use GOT pointer
3932 * invoke.texi (mcmodel=large): Update documentation.
3934 2007-03-06 Richard Henderson <rth@redhat.com>
3936 * config/i386/i386.c (x86_use_leave, x86_push_memory,
3937 x86_zero_extend_with_and, x86_movx, x86_double_with_add,
3938 x86_use_bit_test, x86_unroll_strlen, x86_deep_branch,
3939 x86_branch_hints, x86_use_sahf, x86_partial_reg_stall,
3940 x86_partial_flag_reg_stall, x86_use_himode_fiop, x86_use_simode_fiop,
3941 x86_use_mov0, x86_use_cltd, x86_read_modify_write, x86_read_modify,
3942 x86_split_long_moves, x86_promote_QImode, x86_fast_prefix,
3943 x86_single_stringop, x86_qimode_math, x86_promote_qi_regs,
3944 x86_himode_math, x86_promote_hi_regs, x86_sub_esp_4, x86_sub_esp_8,
3945 x86_add_esp_4, x86_add_esp_8, x86_integer_DFmode_moves,
3946 x86_partial_reg_dependency, x86_memory_mismatch_stall,
3947 x86_prologue_using_move, x86_epilogue_using_move, x86_shift1,
3948 x86_sse_partial_reg_dependency, x86_sse_split_regs,
3949 x86_sse_unaligned_move_optimal, x86_sse_typeless_stores,
3950 x86_sse_load0_by_pxor, x86_use_ffreep, x86_use_incdec,
3951 x86_inter_unit_moves, x86_ext_80387_constants, x86_four_jump_limit,
3952 x86_schedule, x86_use_bt, x86_pad_returns,
3953 x86_use_xchgb): Merge into ...
3954 (ix86_tune_features): ... here. New array.
3955 (x86_cmove, x86_cmpxchg, x86_cmpxchg8b, x86_xadd,
3956 x86_bswap): Merge into ...
3957 (ix86_arch_features): ... here. New array.
3958 (x86_3dnow_a): Remove.
3959 (x86_accumulate_outgoing_args): Make static.
3960 (x86_arch_always_fancy_math_387): Make static.
3961 (ix86_tune_mask, ix86_arch_mask): Move ...
3962 (override_options): ... to local variables here. Apply the
3963 appropriate mask to each element of ix86_arch_features and
3964 ix86_tune_features. Adjust TARGET_CMOVE and TARGET_USE_SAHF
3965 as were done in the old macros.
3966 (standard_80387_constant_p): Use TARGET_EXT_80387_CONSTANTS.
3967 * config/i386/i386.h (x86_use_leave, x86_push_memory,
3968 x86_zero_extend_with_and, x86_use_bit_test, x86_cmove, x86_deep_branch,
3969 x86_branch_hints, x86_unroll_strlen, x86_double_with_add,
3970 x86_partial_reg_stall, x86_movx, x86_use_himode_fiop,
3971 x86_use_simode_fiop, x86_use_mov0, x86_use_cltd, x86_use_xchgb,
3972 x86_read_modify_write, x86_read_modify, x86_split_long_moves,
3973 x86_promote_QImode, x86_single_stringop, x86_fast_prefix,
3974 x86_himode_math, x86_qimode_math, x86_promote_qi_regs,
3975 x86_promote_hi_regs, x86_integer_DFmode_moves, x86_add_esp_4,
3976 x86_add_esp_8, x86_sub_esp_4, x86_sub_esp_8,
3977 x86_partial_reg_dependency, x86_memory_mismatch_stall,
3978 x86_accumulate_outgoing_args, x86_prologue_using_move,
3979 x86_epilogue_using_move, x86_decompose_lea,
3980 x86_arch_always_fancy_math_387, x86_shift1,
3981 x86_sse_partial_reg_dependency, x86_sse_split_regs,
3982 x86_sse_unaligned_move_optimal, x86_sse_typeless_stores,
3983 x86_sse_load0_by_pxor, x86_use_ffreep, x86_inter_unit_moves,
3984 x86_schedule, x86_use_bt, x86_cmpxchg, x86_cmpxchg8b, x86_xadd,
3985 x86_use_incdec, x86_pad_returns, x86_bswap,
3986 x86_partial_flag_reg_stall): Remove.
3987 (enum ix86_tune_indices): New.
3988 (ix86_tune_features): New.
3989 (TARGET_USE_LEAVE, TARGET_PUSH_MEMORY, TARGET_ZERO_EXTEND_WITH_AND,
3990 TARGET_USE_BIT_TEST, TARGET_UNROLL_STRLEN,
3991 TARGET_DEEP_BRANCH_PREDICTION, TARGET_BRANCH_PREDICTION_HINTS,
3992 TARGET_DOUBLE_WITH_ADD, TARGET_USE_SAHF, TARGET_MOVX,
3993 TARGET_PARTIAL_REG_STALL, TARGET_PARTIAL_FLAG_REG_STALL,
3994 TARGET_USE_HIMODE_FIOP, TARGET_USE_SIMODE_FIOP, TARGET_USE_MOV0,
3995 TARGET_USE_CLTD, TARGET_USE_XCHGB, TARGET_SPLIT_LONG_MOVES,
3996 TARGET_READ_MODIFY_WRITE, TARGET_READ_MODIFY, TARGET_PROMOTE_QImode,
3997 TARGET_FAST_PREFIX, TARGET_SINGLE_STRINGOP, TARGET_QIMODE_MATH,
3998 TARGET_HIMODE_MATH, TARGET_PROMOTE_QI_REGS, TARGET_PROMOTE_HI_REGS,
3999 TARGET_ADD_ESP_4, TARGET_ADD_ESP_8, TARGET_SUB_ESP_4,
4000 TARGET_SUB_ESP_8, TARGET_INTEGER_DFMODE_MOVES,
4001 TARGET_PARTIAL_REG_DEPENDENCY, TARGET_SSE_PARTIAL_REG_DEPENDENCY,
4002 TARGET_SSE_UNALIGNED_MOVE_OPTIMAL, TARGET_SSE_SPLIT_REGS,
4003 TARGET_SSE_TYPELESS_STORES, TARGET_SSE_LOAD0_BY_PXOR,
4004 TARGET_MEMORY_MISMATCH_STALL, TARGET_PROLOGUE_USING_MOVE,
4005 TARGET_EPILOGUE_USING_MOVE, TARGET_SHIFT1, TARGET_USE_FFREEP,
4006 TARGET_INTER_UNIT_MOVES, TARGET_FOUR_JUMP_LIMIT, TARGET_SCHEDULE,
4007 TARGET_USE_BT, TARGET_USE_INCDEC, TARGET_PAD_RETURNS,
4008 TARGET_EXT_80387_CONSTANTS): Use it.
4009 (enum ix86_arch_indices): New.
4010 (ix86_arch_features): New.
4011 (TARGET_CMOVE, TARGET_CMPXCHG, TARGET_CMPXCHG8B, TARGET_XADD,
4012 TARGET_BSWAP): Use it.
4013 (ix86_tune_mask, ix86_arch_mask): Remove.
4015 2007-03-06 Joseph Myers <joseph@codesourcery.com>
4018 * configure.ac (CROSS_SYSTEM_HEADER_DIR, build_system_header_dir):
4019 Define using $${sysroot_headers_suffix}.
4020 * configure: Regenerate.
4021 * cppdefault.c (cpp_include_defaults): Make FIXED_INCLUDE_DIR a
4022 multilib-suffixed directory if SYSROOT_HEADERS_SUFFIX_SPEC
4024 * doc/invoke.texi (-print-sysroot-headers-suffix): Document.
4025 * gcc.c (print_sysroot_headers_suffix): New.
4026 (option_map): Include --print-sysroot-headers-suffix.
4027 (display_help): Mention -print-sysroot-headers-suffix.
4028 (process_command): Handle -print-sysroot-headers-suffix.
4029 (do_spec_1): Append multilib directory to include-fixed path if
4030 sysroot suffixes in use.
4031 (main): Handle -print-sysroot-headers-suffix.
4032 * Makefile.in (start.encap): Don't depend on xlimits.h
4033 (xlimits.h): Remove.
4034 (stmp-int-hdrs): Don't depend on xlimits.h. Inline generation of
4035 limits.h for each multilib in fixinc_list.
4036 (fixinc_list, s-fixinc_list): New.
4037 (stmp-fixinc): Depend on fixinc_list. If not copying headers,
4038 generate them for each multilib in fixinc_list.
4039 (stmp-fixproto): Use include-fixed. Run fixproto for each
4040 multilib in fixinc_list.
4041 (mostlyclean): Don't remove xlimits.h.
4042 (clean): Remove include-fixed.
4043 (real-install-headers-tar, real-install-headers-cpio,
4044 real-install-headers-cp): Don't copy include, only include-fixed.
4045 (install-mkheaders): Depend on fixinc_list. Don't depend on
4046 xlimits.h. Save limits.h files for each multilib in fixinc_list.
4047 Always save mkinstalldirs. Preserve ${sysroot_headers_suffix} in
4048 SYSTEM_HEADER_DIR setting in mkheaders.conf.
4050 2007-03-06 Jan Hubicka <jh@suse.cz>
4052 * regstack.c (reg_to_stack): When in 64bit PIC mode, we still can load
4055 2007-03-06 Richard Sandiford <richard@codesourcery.com>
4057 * configure.ac: Allow tm_file to contain build-directory files.
4058 * configure: Regenerate.
4059 * config.gcc (m68k-*-uclinux*): Add ./sysroot-suffix.h to tm_file.
4060 * config/m68k/t-uclinux (sysroot-suffix.h): New target.
4061 * config/m68k/print-sysroot-suffix.sh: New file.
4063 2007-03-06 Richard Sandiford <richard@codesourcery.com>
4065 * config/m68k/m68k.h (PIC_OFFSET_TABLE_REGNUM): Use the REGNO
4066 of pic_offset_table_rtx if reload_completed.
4067 (CONDITIONAL_REGISTER_USAGE): Use PIC_REG instead of
4068 PIC_OFFSET_TABLE_REGNUM.
4069 * config/m68k/m68k.c (TARGET_ASM_CAN_OUTPUT_MI_THUNK): Always
4071 (m68k_save_reg): Use PIC_REG instead of PIC_OFFSET_TABLE_REGNO.
4072 (m68k_output_mi_thunk): Rewrite to use RTL. Honor vcall_offset.
4074 2007-03-06 Richard Sandiford <richard@codesourcery.com>
4076 * config/m68k/m68k.c (m68k_save_reg): Save the PIC register in
4077 functions that call eh_return.
4079 2007-03-06 Richard Sandiford <richard@codesourcery.com>
4081 * config/m68k/m68k.c (m68k_save_reg): Save the PIC register in
4082 functions that need a constant pool.
4084 2007-03-06 Richard Sandiford <richard@codesourcery.com>
4087 * config/m68k/m68k-protos.h (m68k_secondary_reload_class): Declare.
4088 (m68k_preferred_reload_class): Likewise.
4089 * config/m68k/m68k.h (HARD_REGNO_MODE_OK): Remove duplicated comment.
4090 (SECONDARY_RELOAD_CLASS): Define.
4091 (PREFERRED_RELOAD_CLASS): Use m68k_preferred_reload_class.
4092 (LIMIT_RELOAD_CLASS): Delete.
4093 * config/m68k/m68k.c (m68k_regno_mode_ok): Don't prevent address
4094 registers from storing bytes.
4095 (m68k_secondary_reload_class): New function.
4096 (m68k_preferred_reload_class): Likewise.
4098 2007-03-06 Richard Sandiford <richard@codesourcery.com>
4100 * config/m68k/m68k.c (m68k_save_reg): Remove special case for
4102 (m68k_expand_prologue): Likewise.
4104 2007-03-06 Richard Sandiford <richard@codesourcery.com>
4106 * config/m68k/m68k-protos.h (output_sibcall): Declare.
4107 (mips_expand_epilogue): Add a bool parameter.
4108 (m68k_legitimize_sibcall_address): Declare.
4109 * config/m68k/m68k.c (TARGET_FUNCTION_OK_FOR_SIBCALL): Define.
4110 (m68k_expand_epilogue): Add a parameter to select between sibling
4111 and normal epilogues. Only generate a return for the latter.
4112 (m68k_ok_for_sibcall_p): New function.
4113 (m68k_legitimize_sibcall_address, output_sibcall): New functions.
4114 * config/m68k/m68k.md (sibcall, *sibcall): New patterns.
4115 (sibcall_value, *sibcall_value): Likewise.
4116 (*call, *call_value): Require !SIBLING_CALL_P.
4117 (epilogue): Update call to m68k_expand_epilogue.
4118 (sibcall_epilogue): New pattern.
4119 * config/m68k/predicates.md (const_call_operand): Say that this
4120 predicate applies to sibling calls too.
4121 (sibcall_operand): New predicate.
4123 2007-03-06 Richard Sandiford <richard@codesourcery.com>
4125 * config/m68k/m68k.md (movsf_cf_soft): Provide the same non-mov3q
4126 alternatives as movsi_cf.
4127 (movsf_cf_hard): Add commentary.
4129 2007-03-06 Kazu Hirata <kazu@codesourcery.com>
4130 Richard Sandiford <richard@codesourcery.com>
4132 * config/m68k/m68k-protos.h (m68k_interrupt_function_p): Declare.
4133 (m68k_movem_pattern_p, m68k_output_movem): Likewise.
4134 (m68k_expand_prologue, m68k_expand_epilogue): Likewise.
4135 * config/m68k/m68k.h (EPILOGUE_USES): Define. Treat all registers
4136 as being live on exit from an interrupt function.
4137 (PRINT_OPERAND_PUNCT_VALID_P): Return true for '?'.
4138 * config/m68k/m68k.c (MIN_MOVEM_REGS, MIN_FMOVEM_REGS): New macros.
4139 (m68k_frame): Remove reg_rev_mask and fpu_rev_mask.
4140 (TARGET_ASM_FUNCTION_PROLOGUE, TARGET_ASM_FUNCTION_EPILOGUE): Delete.
4141 (m68k_interrupt_function_p): Globalize.
4142 (m68k_compute_frame_layout): Remove reverse mask code.
4143 (m68k_emit_movem, m68k_set_frame_related): New functions.
4144 (m68k_output_function_prologue): Delete in favor of...
4145 (m68k_expand_prologue): ...this new function.
4146 (m68k_output_function_epilogue): Delete in favor of...
4147 (m68k_expand_epilogue): ...this new function.
4148 (m68k_split_offset, m68k_movem_pattern_p, m68k_output_movem): New
4150 (print_operand): Handle %?.
4151 * config/m68k/m68k.md (UNSPEC_SIN, UNSPEC_COS): Remove excess space.
4152 (UNSPEC_GOT, A1_REG, PIC_REG, FP0_REG): New constants.
4153 (prologue, epilogue): New patterns.
4154 (return): Turn into a define_expand.
4155 (*return): New pattern, derived from old "return" pattern. Use rte
4156 rather than rts for interrupt functions. Only use rtd if the pop
4158 (*m68k_store_multiple, *m68k_store_multiple_automod): New patterns.
4159 (*m68k_load_multiple, *m68k_load_multiple_automod): Likewise.
4160 (link, *link, unlink, *unlink, load_got): Likewise.
4162 2007-03-06 Richard Sandiford <richard@codesourcery.com>
4166 * config/m68k/m68k-protos.h (m68k_legitimate_base_reg_p): Declare.
4167 (m68k_legitimate_index_reg_p, m68k_legitimate_address_p): Likewise.
4168 (m68k_matches_q_p, m68k_matches_u_p): Likewise.
4169 * config/m68k/m68k.h (EXTRA_CONSTRAINT): Use m68k_matches_q_p
4170 and m68k_matches_u_p.
4171 (PCREL_GENERAL_OPERAND_OK, LEGITIMATE_BASE_REG_P): Delete.
4172 (INDIRECTABLE_1_ADDRESS_P, GO_IF_NONINDEXED_ADDRESS): Delete.
4173 (GO_IF_INDEXABLE_BASE, GO_IF_INDEXING, GO_IF_INDEXED_ADDRESS): Delete.
4174 (LEGITIMATE_INDEX_REG_P, LEGITIMATE_INDEX_P): Delete.
4175 (GO_IF_COLDFIRE_FPU_LEGITIMATE_ADDRESS): Delete.
4176 (REG_STRICT_P): New macro.
4177 (LEGITIMATE_PIC_OPERAND_P): Use REG_STRICT_P rather than
4178 PCREL_GENERAL_OPERAND_OK.
4179 (REG_OK_FOR_BASE_P): Merge definitions. Use REG_STRICT_P and
4180 m68k_legitimate_base_reg_p.
4181 (REG_MODE_OK_FOR_INDEX_P): Likewise m68k_legitimate_index_reg_p.
4182 (GO_IF_LEGITIMATE_ADDRESS): Likewise m68k_legitimate_address_p.
4183 (PIC_CASE_VECTOR_ADDRESS): Update comment.
4184 * config/m68k/m68k.c (m68k_address): New structure.
4185 (m68k_legitimate_base_reg_p, m68k_legitimate_index_reg_p)
4186 (m68k_decompose_index, m68k_legitimate_constant_address_p)
4187 (m68k_jump_table_ref_p, m68k_decompose_address)
4188 (m68k_legitimate_address_p, m68k_legitimate_mem_p, m68k_matches_q_p)
4189 (m68k_matches_u_p): New functions.
4190 (print_operand_address): Rewrite to use m68k_decompose_index.
4192 2007-03-05 David Taylor <dtaylor@emc.com>
4194 * gcc.c: Correct copyright date in --version output.
4196 2007-03-05 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4198 * pa.md: In unamed move patterns, disparge copies between general
4199 and floating point registers using '?' modifier. Don't include 'f'
4200 constraint for register preferences in DImode, SImode, HImode and
4201 QImode patterns. Likewise for 'r' in DFmode and SFmode patterns.
4202 Remove constraints for copies between general and floating registers
4203 in soft-float DFmode pattern.
4204 (movdf): Fail if operand1 is a CONST_DOUBLE and operand0 is a hard
4208 2007-03-05 Mike Stump <mrs@apple.com>
4210 * c-common.c (targetcm): Add.
4211 * c-opts.c (c_common_handle_option): Handle language specific
4213 * opts.c (handle_option): Verify language for target options, if
4215 * opth-gen.awk: Add CL_LANG_ALL.
4216 * target-def.h (TARGET_HANDLE_C_OPTION): Add.
4217 (TARGETCM_INITIALIZER): Add.
4218 * target.h (struct gcc_targetcm): Add.
4220 * targhooks.c (default_handle_c_option): Add.
4221 * targhooks.h (default_handle_c_option): Add.
4222 * doc/tm.texi (TARGET_HANDLE_C_OPTION): Add.
4224 * config/darwin.opt (iframework): Add.
4225 * config/darwin.h (TARGET_HAS_TARGETCM): Add.
4226 * config/darwin-c.c (handle_c_option): Add.
4227 (TARGET_HANDLE_C_OPTION): Add.
4229 * doc/invoke.texi (Darwin Options): Add -iframework.
4231 2007-03-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4233 * convert.c (convert_to_integer): Fix nearbyint/rint -> *lrint
4236 2007-03-05 Ian Lance Taylor <iant@google.com>
4238 * c.opt (fgnu89-inline): New option.
4239 * c-opts.c (c_common_post_options): Set default value for
4241 * c-decl.c (WANT_C99_INLINE_SEMANTICS): Remove.
4242 (pop_scope): Check flag_gnu89_inline rather than flag_isoc99 for
4244 (diagnose_mismatched_decls, merge_decls, start_decl): Likewise.
4245 (grokdeclarator, start_function): Likewise.
4246 * c-cppbuiltin.c (c_cpp_builtins): Define either
4247 __GNUC_GNU_INLINE__ or __GNUC_STDC_INLINE__.
4248 * doc/invoke.texi (Option Summary): Mention -fgnu89-inline.
4249 (C Dialect Options): Document -fgnu89-inline.
4250 * doc/extend.texi (Function Attributes): Explain what the
4251 gnu_inline attribute does.
4252 * doc/cpp.texi (Common Predefined Macros): Document
4253 __GNUC_GNU_INLINE__ and __GNUC_STDC_INLINE__.
4255 2007-03-05 Ian Lance Taylor <iant@google.com>
4257 PR tree-optimization/31034
4258 * tree-vrp.c (extract_range_from_assert): Don't try to handle a
4259 half-range if the other side is an overflow infinity.
4261 2007-03-05 Bernd Schmidt <bernd.schmidt@analog.com>
4263 * config.gcc (bfin*-uclinux*): Use t-bfin-uclinux.
4264 (bfin*-linux-uclibc*): New configuration.
4265 * config/linux.h (LINK_GCC_C_SEQUENCE_SPEC): Undefined before
4267 * config/bfin/linux.h: New file.
4268 * config/bfin/libgcc-bfin.ver: New file.
4269 * config/bfin/t-bfin-uclinux: New file.
4270 * config/bfin/t-bfin-linux: New file.
4271 * config/bfin/uclinux.h (LINUX_TARGET_OS_CPP_BUILTINS): New macro.
4272 (TARGET_OS_CPP_BUILTINS): New macro.
4274 2007-03-05 Richard Guenther <rguenther@suse.de>
4276 * fold-const.c (fold_binary): Remove duplicate folding
4277 of comparison of non-null ADDR_EXPR against null.
4279 2007-03-05 Richard Guenther <rguenther@suse.de>
4280 Dorit Nuzman <dorit@il.ibm.com>
4282 PR tree-optimization/26420
4283 * tree-vectorizer.c (vectorize_loops): Bail out early if there
4284 are no loops in the function. Only print the number of
4285 vectorized loops if it is greater than zero or we are supposed
4286 to print information about unvectorized loops.
4288 2007-03-05 Revital Eres <eres@il.ibm.com>
4290 * gcc.dg/var-expand1.c: New test.
4291 * loop-unroll.c (analyze_insn_to_expand_var): Add dump info
4292 when an accumulator is expanded.
4294 2007-03-04 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4297 * c-common.c (convert_and_check): Don't give warnings for
4298 conversion if 'expr' already overflowed.
4300 2007-03-04 Roger Sayle <roger@eyesopen.com>
4303 * fold-const.c (fold_comparison): Enforce type consistency when
4304 transforming ~X op ~Y to Y op X, and ~X op C to X op' ~C.
4306 2007-03-04 Zdenek Dvorak <dvorakz@suse.cz>
4308 * tree-ssa-address.c (create_mem_ref): Do not put an expression
4309 containing a cast to the base of TARGET_MEM_REF.
4311 2007-03-04 Martin Michlmayr <tbm@cyrius.com>
4313 * tree.c (tree_contains_struct_check_failed): Remove spurious
4314 whitespace from error message.
4316 2007-03-04 Andrew Pinski <andrew_pinski@playstation.sony.com>
4319 * config/rs6000/rs6000.c (rs6000_function_value): Look at bit size
4320 instead of precision.
4322 2007-03-04 Roman Zippel <zippel@linux-m68k.org>
4323 Nathan Sidwell <nathan@codesourcery.com>
4325 * emit-rtl.c (find_auto_inc): New.
4326 (try_split): recreate REG_INC notes,
4327 Use regular for loops rather than whiles.
4329 2007-03-03 Andreas Schwab <schwab@suse.de>
4331 * configure.ac (HAVE_AS_REL16): Move test back to correct place.
4332 * configure: Regenerate.
4334 2007-03-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4336 * builtins.def (ATTR_MATHFN_FPROUNDING): Rely on
4337 flag_rounding_math, not flag_unsafe_math_optimizations.
4339 * c-pretty-print.c (pp_c_direct_abstract_declarator): Use
4341 * config/alpha/alpha.c (alpha_fold_builtin_zapnot,
4342 alpha_fold_vector_minmax): Likewise.
4343 * config/i386/i386.c (ix86_gimplify_va_arg): Likewise.
4344 * config/sparc/sparc.c (sparc_gimplify_va_arg): Likewise.
4346 2007-03-02 Eric Botcazou <ebotcazou@adacore.com>
4348 * tree-sra.c (sra_walk_fns) <ldst>: Document new restriction.
4349 (sra_walk_modify_expr) <rhs_elt>: Treat the reference as a use
4350 if the lhs has side-effects.
4351 <lhs_elt>: Treat the reference as a use if the rhs has side-effects.
4353 2007-03-02 Uros Bizjak <ubizjak@gmail.com>
4355 * config/i386/i386.h (TUNEMASK): Remove define.
4356 (ARCHMASK): Remove define.
4357 (TARGET_*): Use ix86_tune_mask variable instead of TUNEMASK.
4358 Use ix86_arch_mask variable instead of ARCHMASK.
4359 * config/i386/i386.c (override_options): Ditto.
4360 (standard_80387_constant_p): Ditto.
4362 2007-03-02 Ian Lance Taylor <iant@google.com>
4364 Used signed infinities in VRP.
4365 * tree-vrp.c (uses_overflow_infinity): New static function.
4366 (supports_overflow_infinity): New static function.
4367 (make_overflow_infinity): New static function.
4368 (negative_overflow_infinity): New static function.
4369 (positive_overflow_infinity): New static function.
4370 (is_negative_overflow_infinity): New static function.
4371 (is_positive_overflow_infinity): New static function.
4372 (is_overflow_infinity): New static function.
4373 (overflow_infinity_range_p): New static function.
4374 (compare_values_warnv): New function split out of compare_values.
4375 (compare_value): Call it.
4376 (set_value_range_to_nonnegative): Add overflow_infinity
4377 parameter. Change caller.
4378 (vrp_expr_computes_nonnegative): Add strict_overflow_p parameter.
4380 (vrp_expr_computes_nonzero): Likewise.
4381 (compare_ranges, compare_range_with_value): Likewise.
4382 (compare_name_with_value, compare_names): Likewise.
4383 (vrp_evaluate_conditional): Likewise.
4384 (set_value_range): Handle infinity
4385 (vrp_operand_equal_p, operand_less_p): Likewise.
4386 (extract_range_from_assert): Likewise.
4387 (vrp_int_const_binop): Likewise.
4388 (extract_range_from_binary_expr): Likewise.
4389 (extract_range_from_unary_expr): Likewise.
4390 (extract_range_from_comparison): Likewise.
4391 (extract_range_from_expr): Likewise.
4392 (dump_value_range): Likewise.
4393 (vrp_visit_cond_stmt, vrp_visit_phi_node): Likewise.
4394 (test_for_singularity): Likewise.
4395 (vrp_int_const_binop): Remove inline qualifier.
4396 (adjust_range_with_scev): Add comment.
4397 * tree-flow.h (vrp_evaluate_conditional): Update declaration.
4399 2007-03-02 Diego Novillo <dnovillo@redhat.com>
4401 * tree-ssa-structalias.c (could_have_pointers): Tidy.
4402 (get_constraint_for): Likewise.
4403 (do_structure_copy): Likewise.
4404 (find_func_aliases): Fix references to MODIFY_EXPR.
4405 (intra_create_variable_infos): Tidy.
4406 * tree-ssa-operands.c (add_virtual_operand): Add argument
4408 When adding members of alias sets, if IS_CALL_SITE is true and
4409 the symbol is not call-clobbered, skip it.
4412 2007-03-02 Eric Botcazou <ebotcazou@adacore.com>
4414 * config/alpha/alpha.c (alpha_gp_save_rtx): Insert the insns at the
4415 entry by means of emit_insn_at_entry.
4417 2007-03-02 Richard Henderson <rth@redhat.com>
4419 * expr.h (promoted_input_arg): Remove decl.
4420 * function.c (promoted_input_arg): Merge into ...
4421 * combine.c (setup_incoming_promotions): ... only caller.
4422 Rearrange to avoid double loop.
4424 2007-03-02 Ben Elliston <bje@au.ibm.com>
4425 Peter Bergner <bergner@vnet.ibm.com>
4426 Janis Johnson <janis187@us.ibm.com>
4428 * config/rs6000/dfp.md: New file.
4429 * config/rs6000/rs6000.md: Include dfp.md.
4430 (add<mode>3_internal1): Disable for DECIMAL_FLOAT_MODE_P operands.
4431 * config/rs6000/rs6000.c (rs6000_hard_regno_mode_ok): Handle DDmode
4432 and TDmode decimal float modes in FP registers.
4433 (num_insns_constant): Likewise.
4434 (rs6000_legitimate_offset_address_p): Likewise.
4435 (rs6000_legitimize_address): Likewise.
4436 (rs6000_legitimize_reload_address): Likewise.
4437 (rs6000_legitimate_address): Likewise.
4438 (rs6000_emit_move): Likewise.
4439 (function_arg_boundary): Likewise.
4440 (function_arg_advance): Likewise.
4441 (rs6000_darwin64_record_arg_recurse): Likewise.
4442 (function_arg): Likewise.
4443 (rs6000_gimplify_va_arg): Likewise.
4444 (rs6000_split_multireg_move): Likewise.
4445 (rs6000_output_function_epilogue): Likewise.
4446 (rs6000_output_function_epilogue): Likewise.
4447 (rs6000_register_move_cost): Likewise.
4448 (rs6000_function_value): Likewise.
4449 (rs6000_libcall_value): Likewise.
4451 2007-03-02 Richard Sandiford <richard@codesourcery.com>
4453 * config/t-vxworks (LIMITS_H_TEST): Define to true for VxWorks.
4455 2007-03-02 Richard Sandiford <richard@codesourcery.com>
4457 * config/t-vxworks (LIBGCC2_INCLUDES): Pass -nostdinc.
4458 Use $MULTIDIR to choose between the kernel and RTP headers,
4459 and use $WIND_BASE and $WIND_USR to locate them.
4461 2007-03-02 Uros Bizjak <ubizjak@gmail.com>
4463 * config/i386/i386.c (override_options): Put initialization of
4464 ix86_tune_mask and ix86_arch_mask to the correct place.
4466 2007-03-02 Uros Bizjak <ubizjak@gmail.com>
4467 Michael Meissner <michael.meissner@amd.com>
4470 * config/i386/i386.h (TUNEMASK): Redefine to use ix86_tune_mask.
4472 (TARGET_CMOVE): Use ARCHMASK.
4473 (TARGET_CMPXCHG): Ditto.
4474 (TARGET_CMPXCHG8B): Ditto.
4475 (TARGET_XADD): Ditto.
4476 (TARGET_BSWAP): Ditto.
4477 * config/i386/i386.c (ix86_tune_mask): New global variable.
4478 (ix86_arch_mask): Ditto.
4479 (override_options): Initialize ix86_tune_mask and
4480 ix86_arch_mask. Use ARCHMASK to clear MASK_NO_FANCY_MATH_387 in
4483 2007-03-02 Ben Elliston <bje@au.ibm.com>
4486 * config/dfp-bit.c (DFP_TO_INT): Initialise qval with "1.".
4488 2007-03-02 Joseph Myers <joseph@codesourcery.com>
4490 * target.h (init_dwarf_reg_sizes_extra): New target hook.
4491 * target-def.h (TARGET_INIT_DWARF_REG_SIZES_EXTRA): New default.
4492 * doc/tm.texi (TARGET_INIT_DWARF_REG_SIZES_EXTRA): Document.
4493 * dwarf2out.c (expand_builtin_init_dwarf_reg_sizes): Call this
4495 * config/rs6000/rs6000.c (TARGET_INIT_DWARF_REG_SIZES_EXTRA,
4496 rs6000_init_dwarf_reg_sizes_extra): New.
4497 * config/rs6000/linux-unwind.h (ppc_fallback_frame_state): Support
4498 SPE register high parts.
4500 2007-03-01 Brooks Moses <brooks.moses@codesourcery.com>
4502 * Makefile.in: Add install-pdf target as
4503 copied from automake v1.10 rules.
4504 * configure.ac: Add install-pdf to target list.
4505 * configure: Regenerate.
4507 2007-03-01 Paul Brook <paul@codesourcery.com>
4509 * config/arm/arm.c (arm_legitimate_index_p): Limit iWMMXt addressing
4510 modes to LDRD for DImode.
4511 (output_move_double): Fixup out of range ldrd/strd.
4512 (vfp_secondary_reload_class): Rename...
4513 (coproc_secondary_reload_class): ... to this. Add wb argument.
4514 * config/arm/arm.h (SECONDARY_OUTPUT_RELOAD_CLASS): Use
4515 coproc_secondary_reload_class for CLASS_IWMMXT.
4516 (SECONDARY_INPUT_RELOAD_CLASS): Ditto.
4517 * arm-protos.h (coproc_secondary_reload_class): Update prototype.
4519 2007-03-01 Zdenek Dvorak <dvorakz@suse.cz>
4521 * tree-ssa-loop-prefetch.c (determine_unroll_factor): Bound the unroll
4522 factor by the estimated number of iterations.
4523 (loop_prefetch_arrays): Do not prefetch in loops that iterate less than
4526 * config/i386/driver-i386.c (describe_cache, detect_caches_amd,
4527 decode_caches_intel, detect_caches_intel): New functions.
4528 (host_detect_local_cpu): Use detect_caches_amd and
4529 detect_caches_intel.
4531 2007-03-01 Richard Henderson <rth@redhat.com>
4533 * expr.c (emit_move_complex_push): Export.
4534 (emit_move_complex_parts): Split out from ...
4535 (emit_move_complex): ... here.
4536 * expr.h (emit_move_complex_push, emit_move_complex_parts): Declare.
4537 * config/i386/i386.md (movcdi): New.
4539 2007-03-01 Uros Bizjak <ubizjak@gmail.com>
4541 * config/i386/i386.c (ix86_modes_tieable_p): Fix typo, use also
4542 size of mode1 to check for tieable modes in MMX case.
4544 2007-03-01 Richard Sandiford <richard@codesourcery.com>
4546 * Makefile.in (rtlanal.o): Depend on tree.h.
4547 * rtl.h (offset_within_section_p, split_const): Declare.
4548 * rtlanal.c: Include tree.h.
4549 (offset_within_block_p): New function, taken from
4550 mips_offset_within_object_p.
4551 (split_const): New function, taken from mips_split_const.
4552 * config/m68k/m68k-protos.h (m68k_illegitimate_symbolic_constant_p):
4554 * config/m68k/m68k.h (M68K_OFFSETS_MUST_BE_WITHIN_SECTIONS_P): Define.
4555 (CONSTANT_ADDRESS_P): Only accept legitimate constants.
4556 (LEGITIMATE_CONSTANT_P): Check m68k_illegitimate_symbolic_constant_p.
4557 * config/m68k/m68k.c (TARGET_CANNOT_FORCE_CONST_MEM): Define.
4558 (m68k_illegitimate_symbolic_constant_p): New function.
4559 * config/m68k/m68k.md (movsi): Remove misleading predicates.
4560 If M68K_OFFSETS_MUST_BE_WITHIN_SECTIONS_P and the source is a
4561 symbolic constant that might be outside the symbol's section,
4562 move the symbol first and then add the offset.
4563 * config/m68k/uclinux.h (M68K_OFFSETS_MUST_BE_WITHIN_SECTIONS_P):
4565 * config/mips/mips.c (mips_split_const): Delete.
4566 (mips_offset_within_object_p): Delete.
4567 (mips_symbolic_constant_p): Use offset_within_section_p and
4568 split_const instead of mips_offset_within_object_p and
4570 (mips_cannot_force_const_mem, mips_const_insns, mips_unspec_address)
4571 (mips_legitimize_const_move, print_operand_reloc)
4572 (mips_dangerous_for_la25_p): Use split_const instead of
4575 2007-02-28 Eric Christopher <echristo@apple.com>
4577 * Makefile.in (install-include-dir): Don't rm -rf include.
4579 2007-02-28 Richard Guenther <rguenther@suse.de>
4582 * fold-const.c (fold_binary): Do not associate expressions
4583 with more than one variable for integer types that do not wrap.
4585 2007-02-28 Sandra Loosemore <sandra@codesourcery.com>
4587 * builtins.c (fold_builtin_call_list, fold_builtin_call_valist):
4588 Delete, and replace with...
4589 (fold_builtin_call_array): This. Update callers to use it.
4590 * fold-const.c (fold_build_call_list): Delete, and replace with...
4591 (fold_build_call_array): This.
4592 (fold_build_call_list_initializer): Delete, and replace with...
4593 (fold_build_call_array_initializer): This.
4594 * tree.h: Update declarations to reflect above changes.
4596 * c-typeck.c (build_function_call): Store converted arguments
4597 in a stack-allocated array instead of building a list.
4598 (convert_arguments): Store arguments in the array passed in as an
4599 argument, and return the actual number of arguments.
4600 * c-format.c: (check_function_format): Pass arguments in an
4601 array instead of a list.
4602 * c-common.c (check_function_nonnull): Likewise.
4603 (check_function_sentinel): Likewise.
4604 (check_function_arguments): Likewise.
4605 * c-common.h: Update declarations to reflect above changes.
4607 2007-02-28 Jan Hubicka <jh@suse.cz>
4609 * predict.def (PRED_TREE_EARLY_RETURN, PRED_CONST_RETURN,
4610 PRED_NEGATIVE_RETURN): Update outcomes.
4612 2007-02-28 Bernd Schmidt <bernd.schmidt@analog.com>
4614 * calls.c (emit_library_call_value_1): Handle partial registers
4615 correctly when building up CALL_INSN_FUNCTION_USAGE.
4617 2007-02-27 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4619 * pa/predicates.md (move_src_operand): Allow zero for mode.
4620 * pa/pa.md: Fix constraints for zero CONST_DOUBLE in 64-bit DFmode
4623 2007-02-27 Uros Bizjak <ubizjak@gmail.com>
4626 * config/i386/sse.md (*mov<mode>_internal, *movv4sf_internal,
4627 *movv2df_internal): Enable pattern only for valid operand
4629 * config/i386/i386.c (ix86_modes_tieable_p): For SSE registers,
4630 tie only 128bit modes. For MMX registers, tie only 64bit modes.
4632 2007-02-27 Mike Stump <mrs@apple.com>
4634 * config/darwin-crt3.c: Avoid compilation when compiling for a
4637 2007-02-27 Joseph Myers <joseph@codesourcery.com>
4639 * Makefile.in (PREPROCESSOR_DEFINES, test-protoize-simple): Define
4641 (stmp-int-hdrs, stmp-fixinc, install-headers): Use include-fixed
4642 for fixed headers and limits.h.
4643 (install-include-dir, install-headers-tar, install-headers-cpio,
4644 install-headers-cp, real-install-headers-tar,
4645 real-install-headers-cpio, real-install-headers-cp): Handle
4646 include-fixed as well as include.
4647 (install-mkheaders): Don't install files that go only in include
4649 * cppdefault.c (cpp_include_defaults): Separate FIXED_INCLUDE_DIR
4650 from GCC_INCLUDE_DIR.
4651 * gcc.c (process_command): Remove special -BstageN/ handling.
4652 (do_spec_1): Add include-fixed directories.
4654 2007-02-27 Bernd Schmidt <bernd.schmidt@analog.com>
4656 * config/bfin/t-bfin-elf (LIB1ASMFUNCS): Add _umulsi3_highpart and
4658 * config/bfin/lib1funcs.asm (___umulsi3_highpart, ___smulsi3_highpart):
4660 * config/bfin/bfin.md (smulsi3_highpart, umulsi3_highpart): New
4663 2007-02-27 Mark Mitchell <mark@codesourcery.com>
4665 * c-common.c (get_priority): Add check for
4666 SUPPORTS_INIT_PRIORITY.
4668 2007-02-27 Bernd Schmidt <bernd.schmidt@analog.com>
4670 * config/bfin/bfin.md (doloop_end): FAIL if counter reg isn't SImode.
4672 * config/bfin/bfin.c: Include "cfglayout.h".
4673 (MAX_LSETUP_DISTANCE): New macro.
4674 (struct loop_info): New members incoming, incoming_src and
4675 incoming_dest. Delete member predecessor.
4676 (length_for_loop): New function.
4677 (bfin_optimize_loop): Handle more different loop structures.
4678 (bfin_discover_loop): Rework detection of predecessor blocks by
4679 examining incoming edges.
4680 (bfin_discover_loops, bfin_free_loops): New functions, broken out of
4682 (bfin_reorder_loops): New function.
4683 (bfin_reorg_loops): Use these three new functions.
4685 * config/bfin/bfin.h (enum reg_class, REG_CLASS_NAMES,
4686 REG_CLASS_CONTENTS): Add D0REGS through D7REGS.
4687 (CONSTRAINT_LEN): Add entry for 'q'.
4688 (REG_CLASS_FROM_CONSTRAINT): Renamed from REG_CLASS_FROM_LETTER.
4689 Add 'q' constraints.
4690 (REGNO_REG_CLASS): For R0 through R7, return corresponding regclass.
4691 (CLASS_LIKELY_SPILLED_P): True for R0, R1 and R2.
4693 * config/bfin/bfin.md (add_with_carry): New pattern.
4694 (s_or_u, su_optab, su_modifier): New code macros/attrs.
4695 (<su_optab>hisi_ll, <su_optab>hisi_lh, <su_optab>hisi_hl,
4696 <su_optab>hisi_hh): Renamed from mulhisi_xx patterns; macroized to
4697 support unsigned multiplies too. Removed incorrect commutativity from
4698 operand 1 constraint where appropriate.
4699 (usmulhisi_ull, usmulhisi_ulh, usmulhisi_uhl, usmulhisi_uhh): New
4701 (<su_optab>hisi_ll_lh, <su_optab>hisi_ll_hl, <su_optab>hisi_ll_hh,
4702 <su_optab>hisi_lh_hl, <su_optab>hisi_lh_hh, <su_optab>hisi_hl_hh):
4704 (usmulhisi_ll_lul, usmulhisi_ll_luh, usmulhisi_ll_hul,
4705 usmulhisi_ll_huh, usmulhisi_lh_lul, usmulhisi_lh_luh, usmulhisi_lh_hul,
4706 usmulhisi_lh_huh, usmulhisi_hl_lul, usmulhisi_hl_luh, usmulhisi_hl_hul,
4707 usmulhisi_hl_huh, usmulhisi_hh_lul, usmulhisi_hh_luh, usmulhisi_hh_hul,
4708 usmulhisi_hh_huh): New patterns.
4710 * config/bfin/bfin.md (ssashiftv2hi3, ssashifthi3, lshiftv2hi3,
4711 lshifthi3): Fix output template to use half reg for operand 2.
4713 * config/bfin/bfin.c (bfin_output_mi_thunk): Use R3 as scratch reg
4716 * config/bfin/bfin.md (rotl16, rotlsi3, rotrsi3): New patterns.
4718 2007-02-27 Andreas Schwab <schwab@suse.de>
4720 * Makefile.in (TEXI_GCCINSTALL_FILES): Add gcc-common.texi.
4722 2007-02-27 Jan Hubicka <jh@suse.cz>
4724 * predict.c (last_basic_block_p): Remove.
4725 (tree_estimate_probability): Update return heuristic for commonized
4728 2007-02-26 Brooks Moses <brooks.moses@codesourcery.com>
4730 * Makefile.in (TEXI_GCCINSTALL_FILES): Add gcc-vers.texi dependency.
4732 2007-02-26 Brooks Moses <brooks.moses@codesourcery.com>
4734 * doc/include/gcc-common.texi (versionsubtitle): New macro.
4735 * doc/cpp.texi: Standardize title page.
4736 * doc/cppinternals.texi: Likewise.
4737 * doc/gcc.texi: Standardize title page, remove version number
4738 from copyright page.
4739 * doc/gccint.texi: Likewise.
4740 * doc/install.texi: Standardize title page, add table of
4743 2007-02-26 Jan Hubicka <jh@suse.cz>
4745 * predict.def: Set outcomes according to more recent results.
4746 (PRED_LOOP_CONDITION, PRED_LOOP_PRECONDITIONING, PRED_LOOP_HEADER):
4747 Remove dead predictors.
4748 * predict.c (return_prediction): Fix pasto.
4750 2007-02-27 Bernd Schmidt <bernd.schmidt@analog.com>
4752 * loop-iv.c (simplify_using_initial_values): Fix oversight in previous
4753 change; avoid a memory leak when returning early.
4755 2007-02-26 Mark Mitchell <mark@codesourcery.com>
4757 * c-decl.c (static_ctors): Move to c-common.c.
4758 (static_dtors): Likewise.
4759 (finish_function): Use c_record_cdtor_fn.
4760 (build_cdtor): Move to c-common.c.
4761 (c_write_global_declarations): Use c_build_cdtor_fns.
4762 * c-common.h (static_ctors): Declare.
4763 (static_dtors): Likewise.
4764 (c_record_cdtor_fn): Likewise.
4765 (c_build_cdtor_fns): Likewise.
4766 * c-common.c (static_ctors): New variable.
4767 (static_dtors): Likewise.
4768 (c_record_cdtor_fn): New function.
4769 (build_cdtor): Move from c-decl.c
4770 (c_build_cdtor_fns): New function.
4772 * output.h (assemble_addr_to_section): Declare.
4773 (get_cdtor_priority_section): Likewise.
4774 * varasm.c (assemble_addr_to_section): New function.
4775 (get_cdtor_priority_section): Likewise.
4776 (default_named_section_asm_out_destructor): Use them.
4777 (destor_dtor_section_asm_out_destructor): Likewise.
4778 (default_named_section_asm_out_constructor): Likewise.
4779 (default_ctor_section_asm_out_constructor): Likewise.
4780 * config.gcc (*-*-vxworks*): Include vxworks.o.
4781 * config/t-vxworks (vxworks.o): New target.
4782 * config/vxworks.h (ALWAYS_NUMBER_CTORS_SECTIONS): Remove.
4783 (TARGET_ASM_CONSTRUCTOR): Define.
4784 (TARGET_ASM_DESTRUCTOR): Likewise.
4785 (vxworks_asm_out_constructor): Declare.
4786 (vxworks_asm_out_destructor): Likewise.
4788 * c-common.c (get_priority): Check that we have not just an
4789 INTEGER_CST, but an integer constant with integeral type.
4791 2007-02-25 Uros Bizjak <ubizjak@gmail.com>
4793 PR tree-optimization/30938
4794 * tree-vect-transform.c (vectorizable_call): Fix off-by-one error:
4795 use &dt[nargs-1] instead of &dt[nargs] in the call to
4796 vect_is_simple_use().
4798 2007-02-25 Ulrich Weigand <uweigand@de.ibm.com>
4800 * reload.c (find_reloads_address_1): Handle PLUS expressions resulting
4801 from register elimination as PRE_MODIFY / POST_MODIFY increments.
4802 Do not attempt to handle MEM inside auto-inc expressions.
4803 * reload1.c (eliminate_regs_1): Do not attempt to handle elimination
4804 of a register modified by an auto-inc expression. However, do handle
4805 elimination of a register used as PRE_MODIFY / POST_MODIFY increment.
4806 (elimination_effects): Prohibit elimination of a register modified
4807 by an auto-inc expression. Disable register elimination rules whose
4808 target register is modified by an auto-inc expression with variable
4811 2007-02-25 Zdenek Dvorak <dvorakz@suse.cz>
4813 * tree-ssa-loop-niter.c (compute_estimated_nb_iterations): Fix
4815 (array_at_struct_end_p): New function.
4816 (idx_infer_loop_bounds): Use it.
4817 (estimate_numbers_of_iterations_loop): Export.
4818 * predict.c (predict_loops): Use estimated_loop_iterations_int.
4819 Do not use PRED_LOOP_EXIT on exits predicted by # of iterations.
4820 (tree_estimate_probability): Call record_loop_exits.
4821 * tree-data-ref.c (get_number_of_iters_for_loop): Replaced by ...
4822 (estimated_loop_iterations, estimated_loop_iterations_int,
4823 estimated_loop_iterations_tree): New functions.
4824 (analyze_siv_subscript_cst_affine,
4825 compute_overlap_steps_for_affine_1_2,
4826 analyze_subscript_affine_affine): Use estimated_loop_iterations_int.
4827 (analyze_miv_subscript): Use estimated_loop_iterations_tree.
4828 * predict.def (PRED_LOOP_ITERATIONS): Update comment.
4829 (PRED_LOOP_ITERATIONS_GUESSED): New.
4830 * cfgloop.c (record_loop_exits): Do nothing if there are no loops.
4831 * cfgloop.h (estimate_numbers_of_iterations_loop,
4832 estimated_loop_iterations_int): Declare.
4834 2007-02-25 Mark Mitchell <mark@codesourcery.com>
4836 * doc/extend.texi: Document optional priority argument to
4837 constructors and destructors.
4838 * tree.c (init_priority_for_decl): Adjust GTY markers.
4839 (init_ttree): Use priority-info hash functions for
4840 init_priority_for_decl.
4841 (tree_map_eq): Rename to ...
4842 (tree_map_base_eq): ... this.
4843 (tree_map_marked_p): Rename to ...
4844 (tree_map_base_marked_p): ... this.
4845 (tree_map_base_hash): New function.
4846 (decl_init_priority_lookup): Rework.
4847 (decl_fini_priority_lookup): New function.
4848 (decl_priority_info): New function.
4849 (decl_init_priority_insert): Use it.
4850 (decl_fini_priority_insert): Likewise.
4851 (decl_restrict_base_lookup): Adjust for refactoring of tree_map
4853 (decl_restrict_base_insert): Likewise.
4854 (decl_debug_expr_insert): Likewise.
4855 (decl_value_expr_lookup): Likewise.
4856 (decl_value_expr_insert): Likewise.
4857 * tree.h (priority_type): New type.
4858 (decl_init_priority_lookup): Use priority_type.
4859 (decl_fini_priority_lookup): New function.
4860 (decl_init_priority_insert): Use priority_type.
4861 (decl_fini_priority_insert): New function.
4862 (DECL_HAS_INIT_PRIORITY): Tweak comments.
4863 (DECL_INIT_PRIORITY): Likewise.
4864 (SET_DECL_INIT_PRIORITY): Add comment.
4865 (DECL_FINI_PRIORITY): New macro.
4866 (SET_DECL_FINI_PRIORITY): Likewise.
4867 (DEFAULT_INIT_PRIORITY): Document.
4868 (MAX_INIT_PRIORITY): Likewise.
4869 (MAX_RESERVED_INIT_PRIORITY): Likewise.
4870 (tree_map_base): New type.
4871 (tree_map_base_eq): New function.
4872 (tree_map_base_hash): Likewise.
4873 (tree_map_base_marked_p): Likewise.
4874 (tree_map): Inherit from tree_map_base.
4875 (tree_map_eq): Make it a macro.
4876 (tree_map_marked_p): Likewise.
4877 (tree_int_map): Inherit from tree_map_base.
4878 (tree_int_map_eq): Make it a macro.
4879 (tree_int_map_hash): Likewise.
4880 (tree_int_map_marked_p): Likewise.
4881 (tree_priority_map): New type.
4882 (tree_priority_map_eq): New macro.
4883 (tree_priority_map_hash): Likewise.
4884 (tree_priority_map_marked_p): Likewise.
4885 * varasm.c (emults_decl): Adjust for refactoring of tree_map
4887 (emutls_common_1): Likewise.
4888 * lambda-code.c (replace_uses_equiv_to_x_with_y): Likewise.
4889 * tree-ssa-structalias.c (heapvar_lookup): Adjust for refactoring
4890 of tree_map hierarchy.
4891 * tree-cfg.c (move_stmt_r): Likewise.
4892 (new_label_mapper): Likewise.
4893 * c-tree.h (c_expand_body): Move to ...
4894 * c-common.h (c_expand_body): ... here.
4895 * c-decl.c (c_expand_body): Move to ...
4896 * c-common.c (c_expand_body): ... here.
4897 (c_common_attribute_table): Allow 1 argument for the constructor
4898 and destructor attributes.
4899 (get_priority): New function.
4900 (handle_constructor_attribute): Set DECL_INIT_PRIORITY.
4901 (handle_destructor_attribute): Set DECL_FINI_PRIORITY.
4903 2007-02-24 Jan Hubicka <jh@suse.cz>
4906 * tree-inline.c (copy_bb): Produce exact copy of EH info when copying for inlining.
4908 2007-02-24 Uros Bizjak <ubizjak@gmail.com>
4909 Jan Hubicka <jh@suse.cz>
4912 * i386.c (counter_mode): New function.
4913 (expand_set_or_movmem_via_loop): Use it.
4914 (expand_movmem_epilogue): Likewise; fix pasto.
4915 (ix86_expand_movmem): Do emit guard even for constant counts.
4916 (ix86_expand_setmem): Likewise.
4918 2007-02-25 Nick Clifton <nickc@redhat.com>
4920 * config/frv/frv.h (ASM_OUTPUT_CASE_LABEL): Delete.
4921 (JUMP_TABLES_IN_TEXT_SECTION): Define.
4923 2007-02-24 Uros Bizjak <ubizjak@gmail.com>
4926 * config/i386/i386.md (expand_movmem_epilogue): Fix typo, mask
4927 count argument with 0x10, not with 0x16.
4928 (expand_setmem_epilogue): Ditto.
4930 2007-02-24 Mike Stump <mrs@apple.com>
4932 * config/i386/i386.c (output_pic_addr_const): Stubify optimized
4935 2007-02-24 Richard Guenther <rguenther@suse.de>
4938 * fold-const.c (fold_binary): Fold x +- CST op x for
4939 EQ_EXPR and NE_EXPR.
4941 2007-02-24 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4943 * pa.md (muldi3): Force subregs to registers in 64-bit expander.
4945 2007-02-24 Jan Hubicka <jh@suse.cz>
4947 * cgraphunit.c (decide_is_function_needed): Honor
4948 -fkeep-inline-functions.
4950 2007-02-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4952 * builtins.c (fold_builtin_modf): New.
4953 (fold_builtin_2): Use it.
4955 2007-02-24 Bernd Schmidt <bernd.schmidt@analog.com>
4957 * loop-iv.c (implies_p): Detect additional cases where A implies B.
4958 (determine_max_iter): Take additional LOOP arg; all callers changed.
4959 Lose broken logic dealing with PLUS. Try to limit the upper bound by
4960 one using simplifications.
4961 (simplify_using_initial_values): Return if the expression becomes
4962 invalid due to altered regs.
4964 2007-02-23 DJ Delorie <dj@redhat.com>
4966 * doc/tm.h (BIGGEST_ALIGNMENT): Clarify the purpose of this macro.
4968 2007-02-23 Mike Stump <mrs@apple.com>
4970 * tlink.c (scan_linker_output): Parse linker messages from
4971 darwin9's linker better.
4973 2007-02-23 Steve Ellcey <sje@cup.hp.com>
4976 * varpool.c (varpool_assemble_pending_decls): Set
4977 varpool_last_needed_node to null.
4979 2007-02-23 DJ Delorie <dj@redhat.com>
4981 * config/i386/i386.c (ix86_data_alignment): Don't specify an
4982 alignment bigger than the object file can handle.
4984 2007-02-23 Uros Bizjak <ubizjak@gmail.com>
4987 * config/i386/i386.md (*movdi_1_rex64, zero_extendsidi2_32,
4988 zero_extendsidi2_rex64): Penalize MMX register<->memory moves.
4989 (*movsf_1): Penalize MMX moves.
4991 2007-02-23 Bernd Schmidt <bernd.schmidt@analog.com>
4993 * config/bfin/bfin.md (doloop_end): Fail for loops that can iterate
4994 2^32-1 or more times unless flag_unsafe_loop_optimizations.
4996 * loop-iv.c (determine_max_iter): Moved in front of its sole user.
4998 2007-02-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5000 * builtins.c (fold_builtin_logb, fold_builtin_significand): New.
5001 (fold_builtin_1): Use them.
5002 * fold-const.c (tree_expr_nonnegative_warnv_p): Handle
5003 BUILT_IN_SIGNIFICAND.
5005 2007-02-23 H.J. Lu <hongjiu.lu@intel.com>
5007 * config/i386/i386.c (bdesc_1arg): Initialize
5008 IX86_BUILTIN_MOVSHDUP and IX86_BUILTIN_MOVSLDUP with
5009 "__builtin_ia32_movshdup" and "__builtin_ia32_movsldup".
5010 (ix86_init_mmx_sse_builtins): Remove IX86_BUILTIN_MOVSHDUP
5011 and IX86_BUILTIN_MOVSLDUP.
5013 2007-02-22 Paolo Bonzini <bonzini@gnu.org>
5015 PR rtl-optimization/30841
5016 * fwprop.c (propagate_rtx_1): Accept a VOIDmode replacement address.
5018 2007-02-22 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5020 * builtins.c (fold_builtin_frexp): New.
5021 (fold_builtin_2): Use it.
5023 2007-02-22 Mark Mitchell <mark@codesourcery.com>
5025 * doc/invoke.texi (Spec Files): Document getenv spec function.
5027 * gcc.c (getenv_spec_function): New function.
5028 (static_spec_functions): Add it.
5029 * config/vxworks.h (VXWORKS_TARGET_DIR): Remove.
5030 (VXWORKS_ADDITIONAL_CPP_SPEC): Use getenv to find the VxWorks
5033 2007-02-22 Michael Matz <matz@suse.de
5036 * dwarf2out.c (add_AT_string): Call ggc_strdup once per string.
5037 (type_tag): Use lang_hooks.dwarf_name instead of DECL_NAME.
5039 2007-02-22 Ian Lance Taylor <iant@google.com>
5042 * dwarf2out.c (concatn_mem_loc_descriptor): New static function.
5043 (mem_loc_descriptor): Call it.
5045 2007-02-22 Zdenek Dvorak <dvorakz@suse.cz>
5046 Ira Rosen <irar@il.ibm.com>
5048 * tree-data-ref.c (ptr_ptr_may_alias_p): Take alias sets into account.
5050 2007-02-22 Ira Rosen <irar@il.ibm.com>
5052 PR tree-optimization/30843
5053 * tree-vect-transform.c (vect_transform_loop): Remove strided scalar
5054 stores only after all the group is vectorized.
5056 2007-02-22 Dorit Nuzman <dorit@il.ibm.com>
5058 PR tree-optimization/30858
5059 * tree-vectorizer.c (vect_is_simple_reduction): Check that the stmts
5060 in the reduction cycle have a single use in the loop.
5061 * tree-vectorizer.h (relevant): Add documentation.
5063 2007-02-20 Mike Stump <mrs@apple.com>
5065 * configure.ac (powerpc*-*-darwin*): #include <sys/cdefs.h>.
5066 * configure: Regenerate.
5068 2007-02-21 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
5070 Change the defaults of some parameters and options.
5071 * config/spu/spu-protos.h (spu_optimization_options): Declare.
5072 * config/spu/spu.c (spu_optimization_options): Add.
5073 (spu_override_options): Change params in spu_optimization_options.
5074 * config/spu/spu.h (OPTIMIZATION_OPTIONS): Define.
5076 Register 127 is only 16 byte aligned when used as a frame pointer.
5077 * config/spu/spu-protos.h (spu_init_expanders): Declare.
5078 * config/spu/spu.c (spu_expand_prologue): Set REGNO_POINTER_ALIGN for
5079 HARD_FRAME_POINTER_REGNUM.
5080 (spu_legitimate_address): Use regno_aligned_for_reload.
5081 (regno_aligned_for_load): HARD_FRAME_POINTER_REGNUM is only 16 byte
5082 aligned when frame_pointer_needed is true.
5083 (spu_init_expanders): New. Set alignment of HARD_FRAME_POINTER_REGNUM
5085 * config/spu/spu.h (INIT_EXPANDERS): Define.
5087 Make sure shift and rotate instructions have valid immediate operands.
5088 * config/spu/predicates.md (spu_shift_operand): Remove.
5089 * config/spu/spu.c (print_operand): Add [efghEFGH] modifiers.
5090 * config/spu/constraints.md (W, O): Extend range.
5091 * config/spu/spu.md (umask, nmask): Define.
5092 (ashl<mode>3, ashldi3, ashlti3_imm, shlqbybi_ti, shlqbi_ti, shlqby_ti,
5093 lshr<mode>3, rotm_<mode>, lshr<mode>3_imm, rotqmbybi_<mode>,
5094 rotqmbi_<mode>, rotqmby_<mode>, ashr<mode>3, rotma_<mode>,
5095 rotl<mode>3, rotlti3, rotqbybi_ti, rotqby_ti, rotqbi_ti): Use
5096 spu_nonmem_operand instead of spu_shift_operands. Use new modifiers.
5097 (lshr<mode>3_reg): Fix rtl description.
5099 Make sure mulhisi immediate operands are valid.
5100 * config/spu/predicates.md (imm_K_operand): Add.
5101 * config/spu/spu.md (mulhisi3_imm, umulhisi3_imm): Use imm_K_operand.
5103 Generate constants using fsmbi and andi.
5104 * config/spu/spu.c (enum immediate_class): Add IC_FSMBI2.
5105 (print_operand, spu_split_immediate, classify_immediate,
5106 fsmbi_const_p): Handle IC_FSMBI2.
5108 Correctly handle a CONST_VECTOR containing symbols.
5109 * config/spu/spu.c (print_operand): Handle HIGH correctly.
5110 (spu_split_immediate): Split CONST_VECTORs with -mlarge-mem.
5111 (immediate_load_p): Allow symbols that use 2 instructions to create.
5112 (classify_immediate, spu_builtin_splats): Don't accept a CONST_VECTOR
5113 with symbols when flag_pic is set.
5114 (const_vector_immediate_p): New.
5115 (logical_immediate_p, iohl_immediate_p, arith_immediate_p): Don't
5116 accept a CONST_VECTOR with symbols.
5117 (spu_legitimate_constant_p): Use const_vector_immediate_p. Don't
5118 accept a CONST_VECTOR with symbols when flag_pic is set. Handle HIGH
5120 * config/spu/spu.md (high, low): Delete.
5121 (low_<mode>): Define.
5123 Remove INTRmode and INTR_REGNUM, which didn't work.
5124 * config/spu/spu.c (spu_conditional_register_usage): Remove reference
5126 * config/spu/spu-builtins.md (spu_idisable, spu_ienable, set_intr,
5127 set_intr_pic, set_intr_cc, set_intr_cc_pic, set_intr_return, unnamed
5128 peephole2 pattern): Don't use INTR or 131.
5129 (movintrcc): Delete.
5130 * config/spu/spu.h (FIRST_PSEUDO_REGISTER, FIXED_REGISTERS,
5131 CALL_USED_REGISTERS, REGISTER_NAMES, INTR_REGNUM): Remove INTR_REGNUM.
5132 * config/spu/spu.md (UNSPEC_IDISABLE, UNSPEC_IENABLE): Remove.
5133 (UNSPEC_SET_INTR): Add.
5134 * config/spu/spu-modes.def (INTR): Remove.
5136 More accurate warnings about run-time relocations.
5137 * config/spu/spu.c (reloc_diagnostic): Test in_section.
5139 Correctly warn about immediate arguments to specific intrinsics.
5140 * config/spu/spu.c (spu_check_builtin_parm): Handle CONST_VECTORs.
5141 (spu_expand_builtin_1): Call spu_check_builtin_parm before checking
5142 the instruction predicate.
5144 Fix tree check errors with latest update.
5145 * config/spu/spu.c (expand_builtin_args, spu_expand_builtin_1): Use
5147 (spu_expand_builtin): Use CALL_EXPR_FN.
5149 Add missing specific intrinsics.
5150 * config/spu/spu-builtins.def: Add si_bisled, si_bisledd and
5152 * config/spu/spu_internals.h: Ditto.
5154 Fix incorrect operand modifiers.
5155 * config/spu/spu-builtins.md (spu_mpy, spu_mpyu): Remove use of %H.
5156 * config/spu/spu.md (xor<mode>3): Change %S to %J.
5158 Optimize one case of zero_extend of a vec_select.
5159 * config/spu/spu.md (_vec_extractv8hi_ze): Add.
5161 Accept any immediate for hbr.
5162 * config/spu/spu.md (hbr): Change s constraints to i.
5164 2007-02-21 Paul Brook <paul@codesourcery.com>
5166 * config/arm/arm.c (thumb2_final_prescan_insn): Don't incrememnt
5167 condexec_count when skipping USE and CLOBBER.
5169 2007-02-21 Nick Clifton <nickc@redhat.com>
5171 * common.opt (Warray-bounds): Add Warning attribute.
5172 (Wstrict-overflow, Wstrict-overflow=, Wcoverage-mismatch):
5174 (fsized-zeroes): Add Optimization attribute.
5175 (fsplit-wide-types, ftree-scev-cprop): Likewise.
5176 * c.opt (Wc++0x-compat): Add Warning attribute.
5178 2007-02-21 Ulrich Weigand <uweigand@de.ibm.com>
5181 * reload1.c (eliminate_regs_in_insn): In the single_set special
5182 case, attempt to re-recognize the insn before falling back to
5183 having reload fix it up.
5185 2007-02-20 Eric Christopher <echristo@gmail.com>
5187 * config/frv/frv.c (frv_read_argument): Take a tree and int argument.
5188 Rewrite accordingly.
5189 (frv_read_iacc_argument): Ditto.
5190 (frv_expand_set_builtin): Take a call instead of arglist, update for
5192 (frv_expand_unop_builtin): Ditto.
5193 (frv_expand_binop_builtin): Ditto.
5194 (frv_expand_cut_builtin): Ditto.
5195 (frv_expand_binopimm_builtin): Ditto.
5196 (frv_expand_voidbinop_builtin): Ditto.
5197 (frv_expand_int_void2arg): Ditto.
5198 (frv_expand_prefetches): Ditto.
5199 (frv_expand_voidtriop_builtin): Ditto.
5200 (frv_expand_voidaccop_builtin): Ditto.
5201 (frv_expand_load_builtin): Ditto.
5202 (frv_expand_store_builtin): Ditto.
5203 (frv_expand_mdpackh_builtin): Ditto.
5204 (frv_expand_mclracc_builtin): Ditto.
5205 (frv_expand_mrdacc_builtin): Ditto.
5206 (frv_expand_mwtacc_builtin): Ditto.
5207 (frv_expand_builtin): Remove usage of CALL_EXPR_ARGS, update
5210 2007-02-20 Janis Johnson <janis187@us.ibm.com>
5212 * doc/invoke.texi (RS/6000 and PowerPC Options): Add -mcmpb and -mdfp.
5213 * configure.ac (HAVE_GAS_CMPB): Check for assembler support of the
5215 (HAVE_GAS_DFP): Check for assembler support of decimal floating
5217 * configure: Regenerate.
5218 * config.in: Regenerate.
5219 * config/rs6000/rs6000.opt (mcmpb, mdfp): New.
5220 * config/rs6000/rs6000.c (rs6000_override_options): Add CMPB and DFP
5221 masks to power6 and power6x and to POWERPC_MASKS.
5222 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
5224 * config/rs6000/rs6000.h: Check assembler support for CMPB and DFP.
5225 * config/rs6000/sysv4.opt (mprototype): Use variable, not mask.
5226 * config/rs6000/linux64.h (SUBSUBTARGET_OVERRIDE_OPTIONS):
5227 Access PROTOTYPE as variable, not mask.
5229 2007-02-20 Steven Bosscher <steven@gcc.gnu.org>
5231 * rtl.h (remove_reg_equal_equiv_notes): New prototype.
5232 * rtlanal.c (remove_reg_equal_equiv_notes): New function.
5233 * combine.c (adjust_for_new_dest): Use it.
5234 * postreload.c (reload_combine): Likewise.
5236 2007-02-20 Steven Bosscher <steven@gcc.gnu.org>
5238 * rtlanal.c (find_reg_equal_equiv_note): Do not find REG_EQ*
5239 notes on an insn with multiple sets, even if single_set returns
5240 non-NULL for that insn.
5242 2007-02-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5244 * fold-const.c (tree_expr_nonnegative_warnv_p): Handle scalb,
5247 2007-02-20 Geoffrey Keating <geoffk@apple.com>
5249 * config/darwin.h (LINK_SPEC): Default -mmacosx-version-min only
5250 if user didn't pass it.
5251 * config/i386/darwin.h (CC1_SPEC): Likewise.
5252 * config/rs6000/darwin.h (CC1_SPEC): Likewise.
5253 (DARWIN_MINVERSION_SPEC): Don't depend on user's setting of
5254 -mmacosx-version-min.
5256 2007-02-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5257 Uros Bizjak <ubizjak@gmail.com>
5259 * optabs.h (enum optab_index): Add new OTI_scalb.
5260 (scalb_optab): Define corresponding macro.
5261 * optabs.c (init_optabs): Initialize scalb_optab.
5262 * genopinit.c (optabs): Implement scalb_optab using scalb?f3
5264 * builtins.c (expand_builtin_mathfn_2, expand_builtin): Handle
5265 BUILT_IN_SCALB{,F,L}, BUILT_IN_SCALBN{,F,L} and BUILT_IN_SCALBLN{,F,L}.
5266 (expand_builtin): Expand BUILT_IN_SCALB{,F,L}, BUILT_IN_SCALBN{,F,L}
5267 and BUILT_IN_SCALBLN{,F,L} using expand_builtin_mathfn_2 if
5268 flag_unsafe_math_optimizations is set.
5270 * config/i386/i386.md (scalbxf3, scalb<mode>3): New expanders
5271 to implement scalbf, scalb and scalbl built-ins as inline x87
5274 2007-02-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5275 DJ Delorie <dj@redhat.com>
5278 * diagnostic.c (diagnostic_count_diagnostic): Move -Werror logic to...
5279 (diagnostic_report_diagnostic): ... here, and turn them into real
5280 errors. If warnings are inhibited, no need to do anything.
5282 2007-02-20 Uros Bizjak <ubizjak@gmail.com>
5284 * config/i386/i386.md (expm1xf2): Reorder insn sequence for
5285 better code generation.
5287 2007-02-20 Ben Elliston <bje@au.ibm.com>
5289 * config/m68hc11/m68hc11.h (OVERRIDE_OPTIONS): Remove extra ;.
5291 2007-02-20 Kazu Hirata <kazu@codesourcery.com>
5293 * config/alpha/alpha.c, config/alpha/alpha.md,
5294 config/alpha/lib1funcs.asm, config/alpha/vms-crt0-64.c,
5295 config/alpha/vms-psxcrt0-64.c, config/arc/arc.c,
5296 config/arc/arc.h, config/arm/arm.c, config/arm/arm.md,
5297 config/arm/lib1funcs.asm: Follow spelling conventions.
5299 * config/c4x/c4x.md, config/cris/cris.c, config/crx/crx.c,
5300 config/fr30/fr30.md, config/i386/i386.h,
5301 config/iq2000/iq2000.h, config/iq2000/predicates.md,
5302 config/pa/milli64.S, config/pa/pa.c, config/pa/pa.h,
5303 config/pa/pa.md, config/pa/pa32-regs.h, config/pa/pa64-regs.h,
5304 config/pdp11/pdp11.c, config/pdp11/pdp11.h,
5305 config/rs6000/altivec.md, config/rs6000/rs6000.c,
5306 config/s390/s390-modes.def, config/sparc/netbsd-elf.h,
5307 config/sparc/sparc.c, config/sparc/sparc.h,
5308 config/sparc/sparc.md, config/spu/constraints.md,
5309 config/spu/spu.c, config/stormy16/stormy16.md: Follow spelling
5312 2007-02-20 Alan Modra <amodra@bigpond.net.au>
5315 * varasm.c (use_blocks_for_decl_p): Return false for decls with
5318 2007-02-19 Kazu Hirata <kazu@codesourcery.com>
5320 * doc/invoke.texi (-ftree-lrs): Remove.
5322 2007-02-19 Diego Novillo <dnovillo@redhat.com>
5324 * tree-ssa-pre.c (create_value_expr_from): Initialize POOL to
5327 2007-02-19 Lee Millward <lee.millward@codesourcery.com>
5329 * config/ia64/ia64.c (ia64_expand_builtin): Use the
5330 new CALL_EXPR_FN macro for retrieving the function
5331 declaration of the input expression.
5333 2007-02-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5335 * c.opt (Waddress): New.
5336 * common.opt (Walways-true): Delete.
5337 (Wstring-literal-comparison): Delete.
5338 * doc/invoke.texi (Warning Options): Delete -Walways-true and
5339 -Wstring-literal-comparison. Add -Waddress.
5341 (Walways-true): Delete.
5342 (Wstring-literal-comparison): Delete.
5343 * doc/extend.texi (#pragma GCC diagnostic): Use -Wformat
5344 consistently instead of -Walways-true in example.
5345 * c-opts.c (c_common_handle_option): -Waddress is enabled by -Wall.
5346 * c-typeck.c (parser_build_binary_op): Replace
5347 -Wstring-literal-comparison and -Walways-true with -Waddress.
5348 * c-common.c (c_common_truthvalue_conversion): Replace -Walways-true
5351 2007-02-19 Eric Botcazou <ebotcazou@adacore.com>
5353 * tree-cfg.c (dump_function_to_file): Be prepared for functions
5354 without DECL_STRUCT_FUNCTION initialized.
5356 2007-02-19 Eric Botcazou <ebotcazou@adacore.com>
5358 * gimplify.c (gimplify_init_ctor_preeval_1): Detect potential overlap
5359 due to calls to functions taking pointers as parameters.
5361 2007-02-19 Richard Henderson <rth@redhat.com>
5364 * var-tracking.c (track_expr_p): Disallow AGGREGATE_TYPE_P
5367 2007-02-19 Andreas Krebbel <krebbel1@de.ibm.com>
5369 * config/s390/s390.c (s390_call_saved_register_used,
5370 s390_function_ok_for_sibcall): Adjust the way CALL_EXPR arguments are
5371 accessed to the new scheme.
5373 2007-02-19 Jan-Benedict Glaw <jbglaw@lug-owl.de>
5375 * config/cris/cris.c (cris_movem_load_rest_p, cris_store_multiple_op_p)
5376 (cris_print_index, cris_print_operand, cris_print_operand_address)
5377 (cris_reload_address_legitimized, cris_rtx_costs, cris_address_cost)
5378 (cris_side_effect_mode_ok, cris_valid_pic_const, cris_split_movdx)
5379 (cris_expand_pic_call_address): Use xxx_P predicate macros instead of
5381 * config/cris/cris.h (SECONDARY_RELOAD_CLASS, EXTRA_CONSTRAINT_Q,
5382 EXTRA_CONSTRAINT_T, BDAP_INDEX_P, BIAP_INDEX_P, SIMPLE_ADDRESS_P,
5383 GO_IF_LEGITIMATE_ADDRESS): Ditto.
5384 * config/cris/cris.md (define_insns: *btst, movdi, *mov_side<mode>)
5385 (*mov_sidesisf, *mov_side<mode>_mem, *mov_sidesisf_mem)
5386 (*clear_side<mode>, movsi, *movsi_internal, *ext_sideqihi)
5387 (*ext_side<mode>si, *op_side<mode>, *op_swap_side<mode>, addsi3)
5388 (*extopqihi_side, *extop<mode>si_side, *extopqihi_swap_side)
5389 (*extop<mode>si_swap_side, addi_mul, *addi,andsi3, andhi3, ashl<mode>3)
5390 (uminsi3, call, call_value): Ditto.
5391 (define_split: indir_to_reg_split, unnamed): Ditto.
5393 2007-02-19 Dorit Nuzman <dorit@il.ibm.com>
5395 PR tree-optimization/30975
5396 * tree-vect-trasnform.c (vect_get_vec_def_for_stmt_copy): Remove
5399 2007-02-18 Eric Christopher <echristo@gmail.com>
5401 * mips.c (mips_prepare_builtin_arg): Add argnum parameter.
5402 Remove use of arglist.
5403 (mips_expand_builtin): Remove use of arglist, pass in expr.
5404 (mips_expand_builtin_direct): Rewrite handling for arglist removal.
5405 (mips_expand_builtin_movtf): Ditto.
5406 (mips_expand_builtin_compare): Ditto.
5408 2007-02-19 Alexandre Oliva <aoliva@redhat.com>
5410 * tree-sra.c (sra_build_assignment): Replace assertion
5411 checking with a comment explaining why it can't be done.
5413 2007-02-18 Sandra Loosemore <sandra@codesourcery.com>
5416 * tree-dump.c (dequeue_and_dump): Add tcc_vl_exp case missed
5417 during CALL_EXPR representation conversion.
5418 * tree-ssa-propagate.c (set_rhs): Likewise.
5420 2007-02-19 Alexandre Oliva <aoliva@redhat.com>
5422 * tree-sra.c (sra_build_assignment): Disable assertion checking
5425 2007-02-18 Roger Sayle <roger@eyesopen.com>
5427 * function.c (gimplify_parameters): Call build_gimple_modify_stmt
5428 instead of calling build2 with a GIMPLE_MODIFY_STMT.
5429 * gimple-low.c (lower_function_body, lower_builtin_setjmp):
5431 * gimplify.c (build_stack_save_restore, gimplify_return_expr,
5432 gimplify_decl_expr, gimplify_self_mod_expr, gimplify_cond_expr,
5433 gimplify_init_ctor_eval_range, gimple_push_cleanup,
5434 gimplify_omp_for, gimplify_omp_atomic_pipeline,
5435 gimplify_omp_atomic_mutex, gimplify_expr, gimplify_one_sizepos,
5436 force_gimple_operand): Likewise.
5437 * ipa-cp.c (constant_val_insert): Likewise.
5438 * lambda-code.c (lbv_to_gcc_expression, lle_to_gcc_expression,
5439 lambda_loopnest_to_gcc_loopnest, replace_uses_equiv_to_x_with_y,
5440 perfect_nestify): Likewise.
5441 * langhooks.c (lhd_omp_assignment): Likewise.
5442 * omp-low.c (lower_rec_input_clauses, lower_reduction_clauses,
5443 lower_copyprivate_clauses, lower_send_clauses,
5444 lower_send_shared_vars, expand_parallel_call,
5445 expand_omp_for_generic, expand_omp_for_static_nochunk,
5446 expand_omp_for_static_chunk, expand_omp_sections,
5447 lower_omp_single_copy, lower_omp_for_lastprivate,
5448 lower_omp_parallel, init_tmp_var, save_tmp_var): Likewise.
5449 * value-prof.c (tree_divmod_fixed_value, tree_mod_pow2,
5450 tree_mod_subtract, tree_ic, tree_stringop_fixed_value):
5453 2007-02-19 Kazu Hirata <kazu@codesourcery.com>
5455 * config/sh/divtab.c, config/sh/sh.c, config/sh/sh.h,
5456 config/sh/sh.md: Follow spelling conventions.
5458 * config/frv/frv.c, config/frv/frv.h, config/frv/frv.md,
5459 config/frv/predicates.md: Follow spelling conventions.
5461 * config/m68k/linux-unwind.h: Fix a comment typo.
5462 * target.h: Follow spelling conventions.
5464 2007-02-18 Roger Sayle <roger@eyesopen.com>
5466 PR rtl-optimization/28173
5467 * simplify-rtx.c (simplify_binary_operation_1) <IOR>: Optimize
5468 (X & C1) | C2 as C2 when (C1 & C2) == C1 and X has no side-effects.
5469 Optimize (X & C1) | C2 as X | C2 when (C1 | C2) == ~0.
5470 Canonicalize (X & C1) | C2 as (X & (C1 & ~C2)) | C2.
5471 <AND>: Canonicalize (X | C1) & C2 as (X & C2) | (C1 & C2).
5473 2007-02-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5475 * builtins.c (fold_builtin_load_exponent): New.
5476 (fold_builtin_2): Use it.
5478 2007-02-18 Steven Bosscher <steven@gcc.gnu.org>
5480 PR rtl-optimization/30773
5481 * local-alloc.c (update_equiv_regs): Do not set reg_equiv_init
5482 if we fail to attach a REG_EQUIV note.
5484 2007-02-18 David Edelsohn <edelsohn@gnu.org>
5485 Roger Sayle <roger@eyesopen.com>
5487 * config/rs6000/rs6000.md (bswapsi2): New define_insn and splitter.
5489 2007-02-18 Sandra Loosemore <sandra@codesourcery.com>
5491 * calls.c (initialize_argument_information): Pass original EXP
5492 and STRUCT_VALUE_ADDR_VALUE instead of a list of arguments. Move
5493 code to split complex arguments here, as part of initializing the
5495 (expand_call): Remove code that builds a list of arguments and
5496 inserts implicit arguments into it. Instead, just count how many
5497 implicit arguments there will be so we can determine the size of
5498 the ARGS array, and let initialize_argument_information do the work.
5499 (split_complex_values): Delete unused function.
5501 2007-02-18 Eric Botcazou <ebotcazou@adacore.com>
5503 * tree-eh.c (tree_could_trap_p): Handle VIEW_CONVERT_EXPR.
5505 2007-02-18 Eric Botcazou <ebotcazou@adacore.com>
5507 * calls.c (mem_overlaps_already_clobbered_arg_p): Return true
5508 for arg pointer based indexed addressing.
5510 2007-02-18 Kazu Hirata <kazu@codesourcery.com>
5512 * config/ia64/ia64.h, config/ia64/ia64.md,
5513 config/ia64/predicates.md, config/ia64/sysv4.h: Follow
5514 spelling conventions.
5516 2007-02-18 Roman Zippel <zippel@linux-m68k.org>
5518 * config/m68k/m68k.c (split_di): New.
5519 * config/m68k/m68k-protos.h: Declare split_di.
5520 * config/m68k/m68k.md (extendsidi2*,ashldi3*,ashrdi3*,lshrdi3*):
5521 Improve predicate handling and split constant shifts.
5523 2007-02-18 Roman Zippel <zippel@linux-m68k.org>
5525 * config/m68k/m68k.md (extv,extzv,insv): disable dynamic
5526 parameter for register bitfield operations, general predicates
5529 2007-02-18 Roman Zippel <zippel@linux-m68k.org>
5531 * config/m68k/linux.h (MD_UNWIND_SUPPORT): Define.
5532 * config/m68k/linux-unwind.h: New file.
5534 2007-02-18 Kazu Hirata <kazu@codesourcery.com>
5536 * cfgloop.c, config/alpha/alpha.c, config/bfin/bfin.c,
5537 config/i386/athlon.md, config/ia64/ia64.md,
5538 config/rs6000/rs6000.c, config/s390/s390.c, config/spu/spu.md,
5539 df-problems.c, df.h, fold-const.c, ipa-cp.c, ipa-inline.c,
5540 ipa-prop.h, see.c, struct-equiv.c, tree-inline.c,
5541 tree-ssa-loop-niter.c, tree-vect-analyze.c,
5542 tree-vect-transform.c: Fix comment typos.
5544 2007-02-17 Kazu Hirata <kazu@codesourcery.com>
5546 * sched-deps.c (find_insn_list): Remove.
5547 * sched-int.h: Remove the prototype for find_insn_list.
5549 2007-02-16 Geoffrey Keating <geoffk@apple.com>
5551 * config/darwin.h (LINK_SPEC): Always pass -macosx_version_min
5553 (DARWIN_EXTRA_SPECS): Add %(darwin_minversion).
5554 * config/rs6000/darwin.h (SUBTARGET_OVERRIDE_OPTIONS): Just call
5555 darwin_rs6000_override_options.
5556 (C_COMMON_OVERRIDE_OPTIONS): Expect
5557 darwin_macosx_version_min to be non-NULL always.
5558 (TARGET_C99_FUNCTIONS): Likewise.
5559 (CC1_SPEC): Always pass -mmacosx-version-min to cc1*.
5560 (DARWIN_MINVERSION_SPEC): New.
5561 * config/rs6000/rs6000.c (darwin_rs6000_override_options): New.
5562 * config/i386/darwin.h (CC1_SPEC): Always pass -mmacosx-version-min
5564 (DARWIN_MINVERSION_SPEC): New.
5565 * config/darwin.opt (mmacosx-version-min): Initialize to non-NULL
5567 * config/darwin-c.c (darwin_cpp_builtins): Expect
5568 darwin_macosx_version_min to be non-NULL always.
5570 * config/rs6000/rs6000.c: Clean up trailing whitespace.
5572 2007-02-16 Uros Bizjak <ubizjak@gmail.com>
5574 * config/i386/i386.h (x86_use_xchgb): New.
5575 (TARGET_USE_XCHGB): New macro.
5576 * config/i386/i386.c (x86_use_xchgb): Set for PENT4.
5577 * config/i386/i386.md (*rotlhi3_1 splitter, *rotrhi3_1 splitter):
5578 Split after reload into bswaphi for shifts of 8.
5579 (bswaphi_lowpart): Generate rolw insn for HImode byte swaps.
5580 (*bswaphi_lowpart_1): Generate xchgb for Q registers for TARGET_XCHGB
5581 or when optimizing for size.
5583 2007-02-16 Richard Guenther <rguenther@suse.de>
5584 Christian Bruel <christian.bruel@st.com>
5586 * fold-const.c (tree_swap_operands_p): Treat SSA_NAMEs like
5587 DECLs but prefer SSA_NAMEs over DECLs.
5589 2007-02-16 Richard Guenther <rguenther@suse.de>
5591 * tree-flow-inline.h (single_imm_use_p): Remove.
5592 (zero_imm_uses_p): Likewise.
5593 * tree-ssa-coalesce.c (create_outofssa_var_map): Use has_single_use
5594 instead of single_imm_use_p.
5595 * tree-cfg.c (replace_uses_by): Use has_zero_use instead of
5598 2007-02-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
5601 * Makefile.in (SYSTEM_HEADER_DIR): Use single quotes to avoid
5602 nested double- and backquotes.
5604 2007-02-15 Roger Sayle <roger@eyesopen.com>
5607 * tree.c (expr_align): Handle MODIFY_EXPR. GIMPLE_MODIFY_STMT
5608 should be unreachable.
5609 (build2_stat): Allow construction of MODIFY_EXPR at any time.
5610 For the time being redirect GIMPLE_MODIFY_STMT to the new
5611 (renamed) build_gimple_modify_stmt_stat.
5612 (build2_gimple_stat): Rename to...
5613 (build_gimple_modify_stmt_stat): Now longer take a CODE argument.
5614 Always build a GIMPLE_MODIFY_STMT node.
5615 * tree.h (build2_gimple, build2_gimple_stat): Delete.
5616 (build_gimple_modify_stmt, build_gimple_modify_stmt_stat): New
5619 * tree-cfg.c (factor_computed_gotos, tree_merge_blocks,
5620 gimplify_val): Use build_gimple_modify_stmt instead of build2_gimple.
5621 * tree-complex.c (set_component_ssa_name, expand_complex_move,
5622 expand_complex_div_wide): Likewise.
5623 * tree-ssa-dom.c (record_equivalences_from_stmt): Likewise.
5624 * tree-ssa-loop-im.c (schedule_sm): Likewise.
5625 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Likewise.
5626 * tree-ssa-loop-manip.c (create_iv): Likewise.
5627 * tree-ssa-phiopt.c (conditional_replacement, minmax_replacement,
5628 abs_replacement): Likewise.
5629 * tree-ssa-pre.c (create_expression_by_pieces, poolify_modify_stmt,
5630 realify_fake_stores): Likewise.
5632 * builtins.c (std_expand_builtin_va_start): Build a MODIFY_EXPR
5633 node rather than a GIMPLE_MODIFY_STMT node.
5634 (std_gimpify_va_arg_expr, expand_builtin_va_copy,
5635 fold_builtin_memset, fold_builtin_memory_op, do_mpfr_sincos):
5637 (integer_valued_real_p): Handle MODIFY_EXPR, not GIMPLE_MODIFY_STMT.
5638 * expr.c (expand_expr_real_1): Handle both MODIFY_EXPR and
5641 2007-02-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
5644 * fold-const.c (fold_comparison): Add back the
5645 folding of constant complex comparisions.
5647 2007-02-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
5650 * stmt.c (warn_if_unused_value): VA_ARG_EXPR has side
5651 effects unknown to this function, return early.
5653 2007-02-15 Ian Lance Taylor <iant@google.com>
5655 * lower-subreg.c (move_eh_region_note): New static function.
5656 (resolve_simple_move): Call it.
5657 (decompose_multiword_subregs): Track blocks for which we resolve a
5658 simple move which is also a control flow insn. Pass them to
5659 find_many_sub_basic_blocks.
5660 (pass_lower_subreg): Add TODO_verify_flow.
5661 (pass_lower_subreg2): Likewise.
5663 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
5664 Brooks Moses <brooks.moses@codesourcery.com>
5665 Lee Millward <lee.millward@codesourcery.com>
5667 * tree.h (enum tree_code_class): Add tcc_vl_exp.
5668 (VL_EXP_CLASS_P): New.
5669 (TREE_OPERAND_CHECK): Use TREE_OPERAND_LENGTH instead of
5671 (TREE_OPERAND_CHECK_CODE): Likewise.
5672 (GIMPLE_STMT_OPERAND_CHECK): Likewise.
5673 (TREE_RTL_OPERAND_CHECK): Likewise.
5674 (tree_operand_check_failed): Make second parameter the whole tree
5675 instead of its code. Fixed callers.
5676 (VL_EXP_CHECK): New.
5677 (TREE_OPERAND_LENGTH): New.
5678 (VL_EXP_OPERAND_LENGTH): New.
5679 (CALL_EXPR_FN): New.
5680 (CALL_EXPR_STATIC_CHAIN): New.
5681 (CALL_EXPR_ARGS): New.
5682 (CALL_EXPR_ARG): New.
5683 (call_expr_nargs): New.
5684 (CALL_EXPR_ARGP): New.
5685 (build_nt_call_list): Declare.
5686 (build_vl_exp_stat): Declare.
5687 (build_vl_exp): New.
5688 (build_call_list): Declare.
5689 (build_call_nary): Declare.
5690 (build_call_valist): Declare.
5691 (build_call_array): Declare.
5692 (call_expr_arg): Declare.
5693 (call_expr_argp): Declare.
5694 (call_expr_arglist): Declare.
5695 (fold_build_call_list): Declare.
5696 (fold_build_call_list_initializer): Declare.
5697 (fold_call_expr): Declare to replace fold_builtin.
5698 (fold_builtin_fputs): Update to agree with modified definition.
5699 (fold_builtin_strcpy): Likewise.
5700 (fold_builtin_strncpy): Likewise.
5701 (fold_builtin_memory_chk): Likewise.
5702 (fold_builtin_stxcpy_chk): Likewise.
5703 (fold_builtin_strncpy_chk): Likewise.
5704 (fold_builtin_next_arg): Likewise.
5705 (fold_build_call_expr): Declare.
5706 (fold_builtin_call_list): Declare.
5707 (fold_builtin_call_valist): Declare.
5708 (build_call_expr): Declare.
5709 (validate_arglist): Update to agree with modified definition.
5710 (tree_operand_length): New.
5711 (call_expr_arg_iterator): New.
5712 (init_call_expr_arg_iterator): New.
5713 (next_call_expr_arg): New.
5714 (first_call_expr_arg): New.
5715 (more_call_expr_args_p): New.
5716 (FOR_EACH_CALL_EXPR_ARG): New.
5718 * tree.c (tree_code_class_string): Add entries for tcc_vl_exp
5719 and tcc_gimple_stmt.
5720 (tree_code_size): Update documentation. Use sizeof (tree) rather
5721 than sizeof (char *).
5722 (tree_size): Likewise. Add case for tcc_vl_exp.
5723 (tree_node_structure): Add case for tcc_vl_exp.
5724 (contains_placeholder_p): Likewise.
5725 (substitute_in_expr): Likewise.
5726 (substitute_placeholder_in_expr): Likewise.
5727 (stabilize_reference_1): Likewise.
5728 (build3_stat): Remove logic for CALL_EXPRs. Replace with assertion
5729 to diagnose breakage of this interface for constructing CALL_EXPRs.
5730 (build_nt): Add similar assertion here.
5731 (build_nt_call_list): New.
5732 (simple_cst_equal) <CALL_EXPR>: Rewrite to use new accessors.
5733 (iterative_hash_expr): Use TREE_OPERAND_LENGTH instead of
5735 (get_callee_fndecl): Use new CALL_EXPR accessors.
5736 (tree_operand_check_failed): Change parameters to pass entire node
5737 instead of its code, so that we can call TREE_OPERAND_LENGTH on it.
5738 (process_call_operands): New.
5739 (build_vl_exp_stat): New.
5740 (build_call_list): New.
5741 (build_call_nary): New.
5742 (build_call_valist): New.
5743 (build_call_array): New.
5744 (walk_tree): Use TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
5745 (call_expr_arglist): New.
5747 * tree.def (CALL_EXPR): Change representation of CALL_EXPRs to use
5748 tcc_vl_exp instead of a fixed-size tcc_expression.
5750 * doc/c-tree.texi (CALL_EXPR): Document new representation and
5751 accessors for CALL_EXPRs.
5752 (AGGR_INIT_EXPR): Likewise.
5754 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
5755 Brooks Moses <brooks.moses@codesourcery.com>
5756 Lee Millward <lee.millward@codesourcery.com>
5758 * builtins.c (c_strlen): Return NULL_TREE instead of 0.
5759 (expand_builtin_nonlocal_goto): Change parameter to be entire
5760 CALL_EXPR instead of an arglist. Use new CALL_EXPR accessors.
5761 (expand_builtin_prefetch): Likewise.
5762 (expand_builtin_classify_type): Likewise.
5763 (mathfn_built_in): Return NULL_TREE instead of 0.
5764 (expand_errno_check): Use new CALL_EXPR accessors.
5765 (expand_builtin_mathfn): Use new CALL_EXPR accessors and constructors.
5766 Return NULL_RTX instead of 0.
5767 (expand_builtin_mathfn_2): Likewise.
5768 (expand_builtin_mathfn_3): Likewise.
5769 (expand_builtin_interclass_mathfn): Likewise.
5770 (expand_builtin_sincos): Likewise.
5771 (expand_builtin_cexpi): Likewise.
5772 (expand_builtin_int_roundingfn): Likewise.
5773 (expand_builtin_int_roundingfn_2): Likewise.
5774 (expand_builtin_pow): Likewise.
5775 (expand_builtin_powi): Likewise.
5776 (expand_builtin_strlen): Pass entire CALL_EXPR as parameter instead
5777 of arglist, fixing callers appropriately. Use new CALL_EXPR
5778 accessors and constructors. Return NULL_RTX instead of 0.
5779 (expand_builtin_strstr): Likewise.
5780 (expand_builtin_strchr): Likewise.
5781 (expand_builtin_strrchr): Likewise.
5782 (expand_builtin_strpbrk): Likewise.
5783 (expand_builtin_memcpy): Likewise.
5784 (expand_builtin_mempcpy): Likewise.
5785 (expand_builtin_mempcpy_args): New.
5786 (expand_builtin_memmove): Similarly to expand_builtin_mempcpy.
5787 (expand_builtin_memmove_args): New.
5788 (expand_builtin_bcopy): Similarly to expand_builtin_mempcpy.
5789 (expand_movstr): Likewise.
5790 (expand_builtin_strcpy): Likewise.
5791 (expand_builtin_strcpy_args): New.
5792 (expand_builtin_stpcpy): Similarly to expand_builtin_strcpy.
5793 (expand_builtin_strncpy): Likewise.
5794 (expand_builtin_memset): Likewise.
5795 (expand_builtin_memset_args): New.
5796 (expand_builtin_bzero): Similarly to expand_builtin_memset.
5797 (expand_builtin_memcmp): Likewise.
5798 (expand_builtin_strcmp): Likewise.
5799 (expand_builtin_strncmp): Likewise.
5800 (expand_builtin_strcat): Likewise.
5801 (expand_builtin_strncat): Likewise.
5802 (expand_builtin_strspn): Likewise.
5803 (expand_builtin_strcspn): Likewise.
5804 (expand_builtin_args_info): Likewise.
5805 (expand_builtin_va_start): Likewise.
5806 (gimplify_va_arg_expr): Likewise.
5807 (expand_builtin_va_end): Likewise.
5808 (expand_builtin_va_copy): Likewise.
5809 (expand_builtin_frame_address): Likewise.
5810 (expand_builtin_alloca): Likewise.
5811 (expand_builtin_bswap): Likewise.
5812 (expand_builtin_unop): Likewise.
5813 (expand_builtin_fputs): Likewise.
5814 (expand_builtin_expect): Likewise.
5815 (expand_builtin_fabs): Likewise.
5816 (expand_builtin_copysign): Likewise.
5817 (expand_builtin_printf): Likewise.
5818 (expand_builtin_fprintf): Likewise.
5819 (expand_builtin_sprintf): Likewise.
5820 (expand_builtin_init_trampoline): Likewise.
5821 (expand_builtin_signbit): Likewise.
5822 (expand_builtin_fork_or_exec): Likewise.
5823 (expand_builtin_sync_operation): Likewise.
5824 (expand_builtin_compare_and_swap): Likewise.
5825 (expand_builtin_lock_test_and_set): Likewise.
5826 (expand_builtin_lock_release): Likewise.
5827 (expand_builtin): Likewise.
5828 (builtin_mathfn_code): Likewise.
5830 (fold_builtin_constant_p): Pass call arguments individually instead
5831 of as an arglist, fixing callers appropriately. Use new CALL_EXPR
5832 accessors and constructors. Return NULL_TREE instead of 0.
5833 (fold_builtin_expect): Likewise.
5834 (fold_builtin_classify_type): Likewise.
5835 (fold_builtin_strlen): Likewise.
5836 (fold_builtin_nan): Likewise.
5837 (integer_valued_real_p): Likewise.
5838 (fold_trunc_transparent_mathfn): Likewise.
5839 (fold_fixed_mathfn): Likewise.
5840 (fold_builtin_cabs): Likewise.
5841 (fold_builtin_sqrt): Likewise.
5842 (fold_builtin_cbrt): Likewise.
5843 (fold_builtin_cos): Likewise.
5844 (fold_builtin_cosh): Likewise.
5845 (fold_builtin_tan): Likewise.
5846 (fold_builtin_sincos): Likewise.
5847 (fold_builtin_cexp): Likewise.
5848 (fold_builtin_trunc): Likewise.
5849 (fold_builtin_floor): Likewise.
5850 (fold_builtin_ceil): Likewise.
5851 (fold_builtin_round): Likewise.
5852 (fold_builtin_int_roundingfn): Likewise.
5853 (fold_builtin_bitop): Likewise.
5854 (fold_builtin_bswap): Likewise.
5855 (fold_builtin_logarithm): Likewise.
5856 (fold_builtin_hypot): Likewise.
5857 (fold_builtin_pow): Likewise.
5858 (fold_builtin_powi): Likewise.
5859 (fold_builtin_exponent): Likewise.
5860 (fold_builtin_memset): Likewise.
5861 (fold_builtin_bzero): Likewise.
5862 (fold_builtin_memory_op): Likewise.
5863 (fold_builtin_bcopy): Deleted; call site changed to invoke
5864 fold_builtin_memory_op directly.
5865 (fold_builtin_strcpy): Similarly as for fold_builtin_memory_op.
5866 (fold_builtin_strncpy): Likewise.
5867 (fold_builtin_memcmp): Likewise.
5868 (fold_builtin_strcmp): Likewise.
5869 (fold_builtin_strncmp): Likewise.
5870 (fold_builtin_signbit): Likewise.
5871 (fold_builtin_copysign): Likewise.
5872 (fold_builtin_isascii): Likewise.
5873 (fold_builtin_toascii): Likewise.
5874 (fold_builtin_isdigit): Likewise.
5875 (fold_builtin_fabs): Likewise.
5876 (fold_builtin_abs): Likewise.
5877 (fold_builtin_fmin_fmax): Likewise.
5878 (fold_builtin_carg): Likewise.
5879 (fold_builtin_classify): Likewise.
5880 (fold_builtin_unordered_cmp): Likewise.
5882 (fold_builtin_0, fold_builtin_2, fold_builtin_3, fold_builtin_4):
5883 New functions split out from fold_builtin_1.
5884 (fold_builtin_n): New.
5885 (fold_builtin_varargs): New.
5886 (fold_builtin): Deleted. Most callers changed to use fold_call_expr
5888 (fold_call_expr): New.
5889 (build_function_call_expr): Rewrite to use new helper function.
5890 (fold_builtin_call_list): New.
5891 (build_call_expr): New.
5892 (fold_builtin_call_valist): New.
5893 (rewrite_call_expr): New.
5894 (validate_arg): New.
5895 (validate_arglist): Change parameter to be entire CALL_EXPR instead
5896 of an arglist. Change return type to bool. Use new CALL_EXPR
5899 (fold_builtin_strstr): Pass call arguments individually instead
5900 of as an arglist, fixing callers appropriately. Use new CALL_EXPR
5901 accessors and constructors. Return NULL_TREE instead of 0.
5902 (fold_builtin_strchr): Likewise.
5903 (fold_builtin_strrchr): Likewise.
5904 (fold_builtin_strpbrk): Likewise.
5905 (fold_builtin_strcat): Likewise.
5906 (fold_builtin_strncat): Likewise.
5907 (fold_builtin_strspn): Likewise.
5908 (fold_builtin_strcspn): Likewise.
5909 (fold_builtin_fputs): Likewise.
5910 (fold_builtin_next_arg): Likewise.
5911 (fold_builtin_sprintf): Likewise.
5913 (expand_builtin_object_size): Use new CALL_EXPR accessors. Use
5914 NULL_RTX instead of 0.
5915 (expand_builtin_memory_chk): Likewise.
5916 (maybe_emit_chk_warning): Likewise.
5917 (maybe_emit_sprintf_chk_warning): Likewise.
5919 (fold_builtin_object_size): Pass call arguments individually instead
5920 of as an arglist, fixing callers appropriately. Use new CALL_EXPR
5921 accessors and constructors. Return NULL_TREE instead of 0.
5922 (fold_builtin_memory_chk): Likewise.
5923 (fold_builtin_stxcpy_chk): Likewise.
5924 (fold_builtin_strncpy_chk): Likewise.
5925 (fold_builtin_strcat_chk): Likewise.
5926 (fold_builtin_strcat_chk): Likewise.
5927 (fold_builtin_strncat_chk): Likewise.
5928 (fold_builtin_sprintf_chk): Likewise.
5929 (fold_builtin_snprintf_chk): Likewise.
5930 (fold_builtin_printf): Likewise.
5931 (fold_builtin_vprintf): Likewise.
5933 * fold-const.c (negate_expr_p): Use new CALL_EXPR accessors and
5935 (operand_equal_p): Add separate tcc_vl_exp/CALL_EXPR case.
5936 (make_range): Use TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
5937 (extract_muldiv_1): Add VL_EXP_CLASS_P case.
5938 (fold_mathfn_compare): Use new CALL_EXPR accessors and constructors.
5939 (fold_unary): Likewise.
5940 (fold_binary): Likewise.
5941 (fold_ternary): Remove CALL_EXPR case, since they are no longer
5942 ternary expressions.
5943 (fold): Add logic for tcc_vl_exp.
5944 (fold_checksum_tree): Make it know about tcc_vl_exp. Use
5945 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
5946 (fold_build3_stat): Add assertion to flag broken interface for
5947 constructing CALL_EXPRs.
5948 (fold_build_call_list): New.
5949 (fold_build_call_list_initializer): New.
5950 (tree_expr_nonnegative_p): Use new CALL_EXPR accessors and
5952 (fold_strip_sign_ops): Likewise.
5954 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
5955 Brooks Moses <brooks.moses@codesourcery.com>
5956 Lee Millward <lee.millward@codesourcery.com>
5958 * tree-dump.c (dequeue_and_dump) <CALL_EXPR>: Use new CALL_EXPR
5959 accessors and dump arguments explicitly.
5961 * tree-pretty-print.c (do_niy): Use TREE_OPERAND_LENGTH instead of
5963 (dump_generic_node): Use new CALL_EXPR accessors and walk arguments
5965 (print_call_name): Use new CALL_EXPR accessors.
5967 * print-tree.c (print_node): Add case tcc_vl_exp. Print
5968 CALL_EXPR arguments explicitly instead of as a list. Use
5969 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
5971 * tree-vrp.c (stmt_interesting_for_vrp): Use new CALL_EXPR accessors.
5972 (vrp_visit_stmt): Likewise.
5974 * tree-ssa-loop-im.c (outermost_invariant_loop_expr): Make it
5975 know about tcc_vl_exp. Use TREE_OPERAND_LENGTH instead of
5977 (force_move_till_expr): Likewise.
5979 * targhooks.c (default_external_stack_protect_fail): Use
5980 build_call_expr instead of build_function_call_expr.
5981 (default_hidden_stack_protect_fail): Likewise.
5983 * tree-complex.c (expand_complex_libcall): Use build_call_expr to
5986 * cgraphbuild.c (build_cgraph_edges): Use new CALL_EXPR accessors
5987 and walk arguments explicitly.
5989 * tree-ssa-loop-niter.c (simplify_replace_tree): Use
5990 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
5991 (expand_simple_operations): Likewise.
5992 (infer_loop_bounds_from_array): Use new CALL_EXPR accessors.
5994 * gengtype.c (adjust_field_tree_exp): Use TREE_OPERAND_LENGTH instead
5995 of TREE_CODE_LENGTH.
5996 (walk_type): Tweak walking of arrays not to blow up on CALL_EXPRs.
5998 * optabs.c (expand_widen_pattern-expr): Use TREE_OPERAND_LENGTH
5999 instead of TREE_CODE_LENGTH.
6001 * value_prof.c (tree_ic): Use new CALL_EXPR accessors.
6002 (tree_ic_transform): Likewise.
6003 (interesting_stringop_to_profile_p): Pass entire CALL_EXPR as
6004 parameter instead of arglist. Fix callers.
6005 (tree_stringop_fixed_value): Use new CALL_EXPR accessors.
6006 (tree_stringops_transform): Likewise.
6007 (tree_indirect_call_to_profile): Likewise.
6008 (tree_stringops_values_to_profile): Likewise.
6010 * tree-tailcall.c (find_tail_calls): Use new CALL_EXPR iterator.
6011 (eliminate_tail_call): Likewise.
6013 * ipa-cp.c (ipcp_update_callgraph): Use new CALL_EXPR accessors.
6015 * tree-scalar-evolution.c (chrec_contains_symbols_defined_in_loop):
6016 Use TREE_OPERAND_LENGTH and generalize to handle any number of
6018 (instantiate_parameters_1): Can't handle tcc_vl_exp here.
6020 * omp-low.c (build_omp_barrier): Use build_call_expr.
6021 (lower_rec_input_clauses): Likewise.
6022 (lower_reduction_clauses): Likewise.
6023 (expand_parallel_call): Likewise.
6024 (maybe_catch_exception): Likewise.
6025 (expand_omp_for_generic): Likewise.
6026 (expand_omp_for_static_nochunk): Likewise.
6027 (expand_omp_sections): Likewise.
6028 (lower_omp_single_simple): Likewise.
6029 (lower_omp_single_copy): Likewise.
6030 (lower_omp_master): Likewise.
6031 (lower_omp_ordered): Likewise.
6032 (lower_omp_critical): Likewise.
6034 * ipa-reference.c (check-call): Use new CALL_EXPR iterator.
6035 (scan_for_static_refs): Create tcc_vl_exp case for CALL_EXPR.
6037 * tree-gimple.c (is_gimple_call_addr): Fix doc.
6038 (recalculate_side_effects): Use TREE_OPERAND_LENGTH instead of
6039 TREE_CODE_LENGTH. Add tcc_vl_exp case.
6041 * tree-chrec.c (chrec_contains_symbols): Use TREE_OPERAND_LENGTH
6042 and generalize to handle any number of operands.
6043 (chrec_contains_undetermined): Likewise.
6044 (tree_contains_chrecs): Likewise.
6045 (evolution_function_is_invariant_rec_p): Use TREE_OPERAND_LENGTH.
6047 * cgraphunit.c (update_call_expr): Use new CALL_EXPR accessors.
6049 * tree-ssa-ccp.c (ccp_fold): Use new CALL_EXPR accessors. Use
6050 fold_call_expr instead of fold_builtin.
6051 (ccp_fold_builtin): Likewise. Update calls into builtins.c to
6052 match declarations there.
6053 (fold_stmt): Use new CALL_EXPR constructor and accessors. Doc
6056 * tree-ssa-loop-ivopts.c (expr_invariant_in_loop_p): Use
6057 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
6059 * ipa-pure-const.c (check_call): Use new CALL_EXPR accessors.
6060 (scan_function): Add case tcc_vl_exp for CALL_EXPR.
6062 * tree-stdarg.c (execute_optimize_stdarg): Use new CALL_EXPR
6065 * tree-ssa-math-opts.c (execute_cse_sincos_1): Use build_call_expr.
6066 (execute_cse_sincos): Use new CALL_EXPR accessors.
6068 * tree-ssa-alias.c (find_used_portions): Use new CALL_EXPR iterator.
6070 * gimple-low.c (lower_function_body): Use build_call_expr.
6071 (lower_builtin_setjmp): Likewise.
6073 * expr.c (emit_block_move_via_libcall): Use build_call_expr.
6074 (set_storage_via_libcall): Likewise.
6075 (safe_from_p): Add tcc_vl_exp case. Use TREE_OPERAND_LENGTH
6076 instead of TREE_CODE_LENGTH.
6077 (expand_expr_real_1): Use new CALL_EXPR accessors.
6079 * tree-browser.c (store_child_info): Use TREE_OPERAND_LENGTH and
6080 generalize to handle any number of operands.
6081 (TB_parent_eq): Likewise.
6083 * predict.c (expr_expected_value): Use new CALL_EXPR accessors.
6084 (strip_builtin_expect): Likewise.
6086 * function.c (gimplify_parameters): Use build_call_expr.
6088 * tree-vectorizer.c (vect_is_simple_reduction): Use TREE_OPERAND_LENGTH
6089 instead of TREE_CODE_LENGTH.
6091 * ipa-type-escape.c (check_call): Use new CALL_EXPR iterators.
6092 (scan_for_refs): Add case tcc_vl_exp for CALL_EXPR.
6094 * tree-data-ref.c (get_references_in_stmt): Use new CALL_EXPR
6097 * gimplify.c (build_stack_save_restore): Use build_call_expr.
6098 (gimplify_decl_expr): Likewise.
6099 (gimplify_call_expr): Use fold_call_expr instead of fold_builtin.
6100 Use new CALL_EXPR iterators.
6101 (gimplify_modify_expr_to_memcpy): Use build_call_expr.
6102 (gimplify_modify_expr_to_memset): Likewise.
6103 (gimplify_variable_sized_compare): Likewise.
6104 (gimplify_omp_atomic_fetch_op): Likewise.
6105 (gimplify_omp_atomic_pipeline): Likewise.
6106 (gimplify_omp_atomic_mutex): Likewise.
6107 (gimplify_function_tree): Likewise.
6109 * calls.c (alloca_call_p): Use new CALL_EXPR accessors.
6110 (call_expr_flags): Likewise.
6111 (expand_call): Likewise.
6113 * except.c (expand_builtin_eh_return_data_regno): Pass entire
6114 CALL_EXPR as parameter instead of arglist. Use new CALL_EXPR
6117 * coverage.c (create_coverage): Use build_call_expr.
6119 * tree-ssa-pre.c (expression_node_pool, list_node_pool): Delete.
6120 (temp_call_expr_obstack): New.
6121 (pool_copy_list): Delete.
6122 (temp_copy_call_expr): New.
6123 (phi_translate): Add case tcc_vl_exp for CALL_EXPR. Use new
6124 CALL_EXPR accessors. Get rid of special goo for copying argument
6125 lists and use temp_copy_call_expr instead.
6126 (valid_in_sets): Add case tcc_vl_exp for CALL_EXPR. Use new
6127 CALL_EXPR accessors.
6128 (create_expression_by_pieces): Likewise. Use build_call_array
6129 to construct the result instead of fold_build3.
6130 (create_value_expr_from): Add tcc_vl_exp. Delete special goo for
6131 dealing with argument lists.
6132 (init_pre): Remove references to expression_node_pool and
6133 list_node_pool. Init temp_call_expr_obstack instead.
6134 (fini_pre): Remove references to expression_node_pool and
6137 * tree-sra.c (sra_walk_call_expr): Use new CALL_EXPR accessors
6138 and walk arguments explicitly instead of as a list.
6140 * tree-mudflap.c (mf_build_check_statement_for): Use build_call_expr.
6141 (mx_register_decls): Likewise.
6142 (mudflap_register_call): Likewise.
6143 (mudflap_finish_file): Likewise.
6145 * ipa-prop.c (ipa_callsite_compute_count): Use new CALL_EXPR accessors.
6146 (ipa_callsite_compute_param): Likewise.
6148 * tree-vect-patterns.c (vect_recog_pow_pattern): Use new CALL_EXPR
6149 accessors and constructor.
6151 * tree-nested.c (convert_nl_goto_reference): Use new CALL_EXPR
6152 accessors and constructor.
6153 (convert_tramp_reference): Likewise.
6154 (convert_call_expr): Likewise.
6155 (finalize_nesting_tree_1): Likewise.
6157 * tree-ssa.c (tree_ssa_useless_type_conversion): Use new CALL_EXPR
6160 * tree-ssa-loop-prefetch.c (issue_prefetch_ref): Use build_call_expr.
6162 * tree-inline.c (initialize_inlined_parameters): Pass entire
6163 CALL_EXPR as parameter instead of arglist. Use new CALL_EXPR
6165 (estimate_num_insns_1): Use new CALL_EXPR accessors.
6166 (expand_call_inline): Tidy up call to initialize_inlined_parameters.
6168 * tree-vect-transform.c (vect_create_epilog_for_reduction): Use
6169 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
6170 (vectorizable_reduction): Likewise.
6171 (vectorizable_call): Use new CALL_EXPR iterators.
6172 (vectorizable_conversion): Use build_call_expr.
6173 (vectorizable_operation): Use TREE_OPERAND_LENGTH.
6174 (vect_gen_widened_results_half): Use build_call_expr.
6175 (vect_setup_realignment): Likewise.
6176 (vectorizable_live_operation): Use TREE_OPERAND_LENGTH.
6178 * tree-object-size.c (alloc_object_size): Use new CALL_EXPR accessors.
6179 (pass_through_call): Likewise.
6180 (compute_object_sizes): Likewise. Use fold_call_expr instead of
6183 * tree-profile.c (tree_gen_interval_profiler): Use build_call_expr.
6184 (tree_gen_pow2_profiler): Likewise.
6185 (tree_gen_one_value_profiler): Likewise.
6186 (tree_gen_ic_func_profiler): Likewise.
6187 (tree_gen_average_profiler): Likewise.
6188 (tree_gen_ior_profiler): Likewise.
6190 * tree-ssa-structalias.c (get_constraint_for): Add case tcc_vl_exp.
6191 (find_func_aliases): Use new CALL_EXPR accessors. Add case
6192 tcc_vl_exp. Use TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
6194 * tree-ssa-reassoc.c (get_rank): Use TREE_OPERAND_LENGTH instead
6195 of TREE_CODE_LENGTH.
6197 * stmt.c (warn_if_unused_value): Use TREE_OPERAND_LENGTH instead
6198 of TREE_CODE_LENGTH.
6200 * convert.c (convert_to_real): Use new CALL_EXPR accessors and
6202 (convert_to_integer): Likewise.
6204 * tree-ssa-operands.c (get_call_expr_operands): Use new CALL_EXPR
6207 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
6208 Brooks Moses <brooks.moses@codesourcery.com>
6209 Lee Millward <lee.millward@codesourcery.com>
6211 * config/alpha/alpha.c (alpha_expand_builtin): Use new CALL_EXPR
6213 * config/frv/frv.c (frv_expand_builtin): Likewise.
6214 * config/s390/s390.c (s390_expand_builtin): Likewise.
6216 * config/sparc/sparc.c (sparc_gimplify_va_arg): Use build_call_expr.
6217 (sparc_expand_builtin): Use new CALL_EXPR accessors.
6219 * config/i386/i386.c (ix86_function_ok_for_sibcall): Likewise.
6220 (ix86_expand_binop_builtin): Pass entire CALL_EXPR as parameter
6221 instead of arglist. Use new CALL_EXPR accessors on it. Fix callers.
6222 (ix86_expand_store_builtin): Likewise.
6223 (ix86_expand_unop_builtin): Likewise.
6224 (ix86_expand_unop1_builtin): Likewise.
6225 (ix86_expand_sse_compare): Likewise.
6226 (ix86_expand_sse_comi): Likewise.
6227 (ix86_expand_vec_init_builtin): Likewise.
6228 (ix86_expand_vec_ext_builtin): Likewise.
6229 (ix86_expand_vec_set_builtin): Likewise.
6230 (ix86_expand_builtin): Use new CALL_EXPR accessors.
6232 * config/sh/sh.c (sh_expand_builtin): Use new CALL_EXPR accessors.
6233 * config/c4x/c4x.c (c4x_expand_builtin): Likewise.
6235 * config/iq2000/iq2000.c (expand_one_builtin): Pass entire CALL_EXPR
6236 instead of arglist. Use new CALL_EXPR accessors. Fix callers.
6237 (iq2000_expand_builtin): Use new CALL_EXPR accessors.
6239 * config/rs6000/rs6000-c.c (altivec_build_resolved_builtin): Use
6241 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Likewise.
6242 (rs6000_expand_unop_builtin): Pass entire CALL_EXPR instead of
6243 arglist. Use new CALL_EXPR accessors. Fix callers.
6244 (altivec_expand_abs_builtin): Likewise.
6245 (rs6000_expand_binop_builtin): Likewise.
6246 (altivec_expand_predicate_builtin): Likewise.
6247 (altivec_expand_lv_builtin): Likewise.
6248 (spe_expand_stv_builtin): Likewise.
6249 (altivec_expand_stv_builtin): Likewise.
6250 (rs6000_expand_ternop_builtin): Likewise.
6251 (altivec_expand_ld_builtin): Use new CALL_EXPR accessors.
6252 (altivec_expand_st_builtin): Likewise.
6253 (altivec_expand_dst_builtin): Likewise.
6254 (altivec_expand_vec_init_builtin): Pass entire CALL_EXPR instead of
6255 arglist. Use new CALL_EXPR accessors. Fix callers.
6256 (altivec_expand_vec_set_builtin): Likewise.
6257 (altivec_expand_vec_ext_builtin): Likewise.
6258 (altivec_expand_builtin): Use new CALL_EXPR accessors.
6259 (spe_expand_builtin): Likewise.
6260 (spe_expand_predicate_builtin): Pass entire CALL_EXPR instead of
6261 arglist. Use new CALL_EXPR accessors. Fix callers.
6262 (spe_expand_evsel_builtin): Likewise.
6263 (rs6000_expand_builtin): Use new CALL_EXPR accessors. VCFUX and
6264 FCFSX cases must construct whole new CALL_EXPR, not just arglist.
6266 * config/arm/arm.c (arm_expand_binop_builtin): Pass entire CALL_EXPR
6267 instead of arglist. Use new CALL_EXPR accessors. Fix callers.
6268 (arm_expand_unop_builtin): Likewise.
6269 (arm_expand_builtin): Use new CALL_EXPR accessors.
6271 * config/mips/mips.c (mips_expand_builtin): Use new CALL_EXPR
6274 * config/bfin/bfin.c (bfin_expand_binop_builtin): Pass entire CALL_EXPR
6275 instead of arglist. Use new CALL_EXPR accessors. Fix callers.
6276 (bfin_expand_unop_builtin): Likewise.
6277 (bfin_expand_builtin): Use new CALL_EXPR accessors.
6279 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
6280 Brooks Moses <brooks.moses@codesourcery.com>
6281 Lee Millward <lee.millward@codesourcery.com>
6283 * c-semantics.c (build_stmt): Add internal diagnostic check.
6285 * c-pretty-print.c (pp_c_postfix_expression): Use new CALL_EXPR
6286 accessors. Print arguments explicitly instead of as a list.
6288 * c-typeck.c (build_function_call): Use new CALL_EXPR constructors.
6290 * c-omp.c (c_finish_omp_barrier): Use build_call_expr.
6291 (c_finish_omp_flish): Likewise.
6293 * c-common.c (verify_tree): Use new CALL_EXPR accessors. Traverse
6294 arguments explicitly instead of as a list. Use TREE_OPERAND_LENGTH
6295 instead of TREE_CODE_LENGTH.
6296 (check_function_arguments_recurse): Use new CALL_EXPR accessors.
6297 (c_warn_unused_result): Likewise.
6299 2007-02-15 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6302 * doc/invoke.texi (Warning Options): Remove
6303 -Werror-implicit-function-declaration.
6304 (Wimplicit-function-declaration): Update description.
6305 * opts.c (common_handle_option): Move handling of -Werror=* to...
6306 (enable_warning_as_error): ...here.
6307 * opts.h (enable_warning_as_error): Declare.
6308 * c-decl.c (implicit_decl_warning): Unless
6309 -Wno-implicit-function-declaration is given, emit a pedwarn if
6310 -std=c99 or emit a warning if -Wimplicit-function-declaration.
6311 * c.opt (Wimplicit-function-declaration): Replace
6312 mesg_implicit_function_declaration with
6313 warn_implicit_function_declaration.
6314 * c-opts.c (c_common_handle_option):
6315 -Werror-implicit-function-declaration is exactly equal as
6316 -Werror=implicit-function-declaration.
6317 (set_Wimplicit): Replace mesg_implicit_function_declaration with
6318 warn_implicit_function_declaration.
6319 (c_common_post_options): -Wimplict-function-declaration is enabled
6320 by default by -std=c99, otherwise is disabled by default.
6321 * c-objc-common.c (c_objc_common_init): Remove flawed logic.
6323 2007-02-15 Eric Botcazou <ebotcazou@adacore.com>
6325 * gimplify.c (gimplify_modify_expr): During gimplification, attach a
6326 DECL on the rhs to a DECL on the lhs for debug info purposes if the
6327 former is ignored but not the latter.
6329 2007-02-15 Eric Botcazou <ebotcazou@adacore.com>
6331 * expr.c (expand_expr_real_1) <normal_inner_ref>: If a temporary
6332 is made and the reference doesn't use the alias set of its type,
6333 do not create the temporary using that type.
6335 2007-02-15 Aldy Hernandez <aldyh@redhat.com>
6337 * jump.c: Remove prototypes for delete_computation and
6338 delete_prior_computation.
6340 2007-02-15 Paolo Bonzini <bonzini@gnu.org>
6342 * jump.c (get_label_after): Delete.
6343 (get_label_before, delete_computation, delete_jump,
6344 delete_prior_computation, follow_jumps): Move...
6345 * reorg.c (delete_computation, delete_prior_computation): ... here...
6346 (get_label_before, delete_jump): ... making these static ...
6347 (follow_jumps): ... and simplifying this since it only runs after
6349 * rtl.h (get_label_after, get_label_before, delete_jump,
6350 follow_jumps): Delete prototypes.
6352 2007-02-15 Paolo Bonzini <bonzini@gnu.org>
6354 * caller-save.c (save_call_clobbered_regs): Do not process sibcalls.
6356 2007-02-15 Nick Clifton <nickc@redhat.com>
6358 * varasm.c (default_asm_output_anchor): Prepend * to . symbol in
6359 order to prevent it from being munged by the target.
6361 2007-02-15 Uros Bizjak <ubizjak@gmail.com>
6363 * config/i386/i386.md: Remove misleading comment.
6365 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
6367 * config/frv/frv.md (reload_incc, reload_outcc, reload_incc_uns,
6368 reload_outcc_uns, reload_incc_nz, reload_outcc_nz): Remove
6371 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
6373 * tree-sra.c (instantiate_missing_elements): Canonicalize
6375 (sra_build_assignment): New.
6376 (generate_copy_inout, generate_element_copy,
6377 generate_element_zero, generate_one_element_init): Use it.
6379 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
6381 * tree-sra.c (instantiate_missing_elements): Canonicalize
6383 (sra_build_assignment): New.
6384 (generate_copy_inout, generate_element_copy,
6385 generate_element_zero, generate_one_element_init): Use it.
6387 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
6389 * dwarf2out.c (dwarf2out_finish): Accept namespaces as context of
6392 2007-02-14 Joseph Myers <joseph@codesourcery.com>
6394 * emit-rtl.c (set_mem_attributes_minus_bitpos): Treat complex
6395 types as aggregates not scalars.
6396 * function.c (assign_stack_temp_for_type): Likewise.
6398 2007-02-14 Roger Sayle <roger@eyesopen.com>
6399 Zdenek Dvorak <dvorakz@suse.cz>
6401 * tree-dump.c (dump_switch_p_1): Require exact match of the option
6404 2007-02-14 Zdenek Dvorak <dvorakz@suse.cz>
6406 * passes.c (next_pass_1): Clear the next field of the copied
6409 2007-02-14 Richard Henderson <rth@redhat.com>
6411 * tree-sra.c (early_sra): New.
6412 (decl_can_be_decomposed_p): Deny va_list if early_sra.
6413 (tree_sra_early, pass_sra_early): New.
6414 * tree-pass.h (pass_sra_early): Declare.
6415 * passes.c (init_optimization_passes): Use it.
6417 2007-02-14 Richard Guenther <rguenther@suse.de>
6419 * flags.h (issue_strict_overflow_warning): Convert to a macro.
6421 2007-02-14 Dorit Nuzman <dorit@il.ibm.com>
6423 PR tree-optimization/30771
6424 * tree-vect-analyze.c (vect_determine_vectorization_factor): Traverse
6426 (vect_analyze_operations): Induction phis can now be marked as
6428 (vect_mark_stmts_to_be_vectorized): No special treatment for phis.
6429 Update documentation accordingly.
6431 2007-02-14 Nick Clifton <nickc@redhat.com>
6433 * builtin-types.def (DEF_FUNCTION_TYPE_x): Do not imply that at
6434 most 3 arguments are supported.
6435 (DEF_FUNCTION_TYPE_VAR_5): Fix typo in its description.
6437 2007-02-13 Seongbae Park <seongbae.park@gmail.com>
6439 * bitmap.c (bitmap_and, bitmap_and_compl, bitmap_xor):
6440 Ensure dst->current is valid.
6442 2007-02-13 Paul Brook <paul@codesourcery.com>
6444 * config.gcc: Add arm*-*-uclinux-*eabi.
6445 * config/arm/uclinux-elf.h (TARGET_OS_CPP_BUILTINS): Define.
6446 (SUBTARGET_EXTRA_LINK_SPEC): Define.
6447 (STARTFILE_SPEC, ENDFILE_SPEC): Remove broken -shared handling.
6448 (LINK_GCC_C_SEQUENCE_SPEC): Undef.
6449 (LINK_SPEC): Define.
6451 * config/arm/arm.c (arm_override_options): Use r9 as EABI PIC
6453 * config/arm/uclinux-eabi.h: New file.
6454 * config/arm/linux-eabi.h (WCHAR_TYPE): Remove.
6455 * config/arm/linux-gas.h (WCHAR_TYPE): Use unsigned long on AAPCS
6458 2007-02-13 Ian Lance Taylor <iant@google.com>
6460 * common.opt: Add Wstrict-overflow and Wstrict-overflow=.
6461 * flags.h (warn_strict_overflow): Declare.
6462 (enum warn_strict_overflow_code): Define.
6463 (issue_strict_overflow_warning): New static inline function.
6464 * opts.c (warn_strict_overflow): New variable.
6465 (common_handle_option): Handle OPT_Wstrict_overflow and
6466 OPT_Wstrict_overflow_.
6467 * c-opts.c (c_common_handle_option): Set warn_strict_overflow for
6469 * fold-const.c: Include intl.h.
6470 (fold_deferring_overflow_warnings): New static variable.
6471 (fold_deferred_overflow_warning): New static variable.
6472 (fold_deferred_overflow_code): New static variable.
6473 (fold_defer_overflow_warnings): New function.
6474 (fold_undefer_overflow_warnings): New function.
6475 (fold_undefer_and_ignore_overflow_warnings): New function.
6476 (fold_deferring_overflow_warnings_p): New function.
6477 (fold_overflow_warning): New static function.
6478 (make_range): Add strict_overflow_p parameter. Change all
6480 (extract_muldiv, extract_muldiv_1): Likewise.
6481 (fold_unary) [ABS_EXPR]: Check ABS_EXPR before calling
6482 tree_expr_nonnegative_p.
6483 (fold_negate_expr): Call fold_overflow_warning.
6484 (fold_range_test): Likewise.
6485 (fold_comparison): Likewise.
6486 (fold_binary): Likewise. Call tree_expr_nonnegative_warnv_p
6487 instead of tree_expr_nonnegative_p.
6488 (tree_expr_nonnegative_warnv_p): Rename from
6489 tree_expr_nonnegative_p, add strict_overflow_p parameter.
6490 (tree_expr_nonnegative_p): New function.
6491 (tree_expr_nonzero_warnv_p): Rename from tree_expr_nonzero_p, add
6492 strict_overflow_p parameter.
6493 (tree_expr_nonzero_p): New function.
6494 * passes.c (verify_interpass_invariants): New static function.
6495 (execute_one_pass): Call it.
6496 * tree-ssa-loop-niter.c (expand_simple_operations): Ignore fold
6498 (number_of_iterations_exit, loop_niter_by_eval): Likewise.
6499 (estimate_numbers_of_iterations): Likewise.
6500 (scev_probably_wraps_p): Likewise.
6501 * tree-ssa-ccp.c: Include "toplev.h".
6502 (evaluate_stmt): Defer fold overflow warnings until we know we are
6504 (struct fold_stmt_r_data): Add stmt field.
6505 (fold_stmt_r): Defer fold overflow warnings until we know we
6507 (fold_stmt): Initialize stmt field of fold_stmt_r_data.
6508 (fold_stmt_inplace): Likewise.
6509 * tree-cfgcleanup.c: Include "toplev.h" rather than "errors.h".
6510 (cleanup_control_expr_graph): Defer fold overflow warnings until
6511 we know we are going to optimize.
6512 * tree-cfg.c (fold_cond_expr_cond): Likewise.
6513 * tree-ssa-threadedge.c (simplify_control_stmt_condition):
6515 * tree-vrp.c (vrp_expr_computes_nonnegative): Call
6516 tree_expr_nonnegative_warnv_p instead of tree_expr_nonnegative_p.
6517 * tree-ssa-loop-manip.c (create_iv): Likewise.
6518 * c-typeck.c (build_conditional_expr): Likewise.
6519 (build_binary_op): Likewise.
6520 * tree-vrp.c (vrp_expr_computes_nonzero): Call
6521 tree_expr_nonzero_warnv_p instead of tree_expr_nonzero_p.
6522 (extract_range_from_unary_expr): Likewise.
6523 * simplify-rtx.c (simplify_const_relational_operation): Warn when
6524 assuming that signed overflow does not occur.
6525 * c-common.c (pointer_int_sum): Ignore fold overflow warnings.
6526 * tree.h (tree_expr_nonnegative_warnv_p): Declare.
6527 (fold_defer_overflow_warnings): Declare.
6528 (fold_undefer_overflow_warnings): Declare.
6529 (fold_undefer_and_ignore_overflow_warnings): Declare.
6530 (fold_deferring_overflow_warnings_p): Declare.
6531 (tree_expr_nonzero_warnv_p): Declare.
6532 * doc/invoke.texi (Option Summary): Add -Wstrict-overflow to list
6534 (Warning Options): Document -Wstrict-overflow.
6535 * Makefile.in (tree-ssa-threadedge.o): Depend on toplev.h.
6536 (tree-ssa-ccp.o): Likewise.
6537 (tree-cfgcleanup.o): Change errors.h dependency to toplev.h.
6538 (fold-const.o): Depend on intl.h.
6540 2007-02-13 Ian Lance Taylor <iant@google.com>
6543 * lower-subreg.c (resolve_simple_move): Decompose subregs in
6546 2007-02-13 Stuart Hastings <stuart@apple.com>
6548 * config/i386/i386.md (fixuns_truncdfhi2): Require SSE2.
6550 2007-02-13 Richard Henderson <rth@redhat.com>
6552 * config/alpha/alpha.c (alpha_stdarg_optimize_hook): Strip
6553 handled_component_p before looking for the indirect_ref.
6555 2007-02-13 Richard Henderson <rth@redhat.com>
6557 * config/i386/i386.md (bswapsi_1): Rename from bswapsi2,
6558 remove flags clobber.
6559 (bswapsi2): New expander, emit code for !TARGET_BSWAP.
6560 (bswaphi_lowpart): New.
6561 (bswapdi2): Rename from bswapdi2_rex, remove flags clobber,
6562 remove TARGET_BSWAP test. Delete expander of the same name.
6564 * optabs.c (widen_bswap, expand_doubleword_bswap): New.
6565 (expand_unop): Use them.
6567 2007-02-13 Uros Bizjak <ubizjak@gmail.com>
6569 * config/i386/i386.md (cmpdi_ccno_1_rex64, *cmpsi_ccno_1,
6570 *cmphi_ccno_1, *cmpqi_ccno_1, *movsi_xor, *movstricthi_xor,
6571 *movstrictqi_xor, *movdi_xor_rex64, *ashldi3_1_rex64,
6572 *ashldi3_cmp_rex64, *ashldi3_cconly_rex64, ashlsi3, *ashlsi3_1_zext,
6573 *ashlsi3_cmp, *ashlsi3_cconly, *ashlsi3_cmp_zext, *ashlhi3_1_lea,
6574 *ashlhi3_1, *ashlhi3_cmp, *ashlhi3_cconly, *ashlqi3_1_lea,
6575 *ashlqi3_1, *ashlqi3_cmp, *ashlqi3_cconly): Remove equivalent
6576 assembler dialect choice from asm templates.
6578 2007-02-12 Richard Henderson <rth@redhat.com>
6580 * config/i386/i386.md (fixuns_trunc<SSEMODEF>si_1): New insn.
6581 (fixuns_trunc<SSEMODEF>si2): Use it.
6582 * config/i386/sse.md (vec_setv4sf_0): Export.
6583 * config/i386/i386.c (ix86_build_const_vector): Export.
6584 (ix86_split_convert_uns_si_sse): Rename from
6585 ix86_expand_convert_uns_si_sse and rewrite as a splitter.
6586 * config/i386/i386-protos.h: Update.
6588 2007-02-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6591 * c-typeck.c (c_finish_return): Improve warning message.
6593 2007-02-12 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6595 * alias.c (find_symbolic_term): Delete unused function.
6597 2007-02-12 Uros Bizjak <ubizjak@gmail.com>
6599 * config/i386/i386.md (paritydi2, paritysi2): New expanders.
6600 (paritydi2_cmp, paritydi2_cmp): New insn and split patterns.
6601 (*parityhi2_cmp, *parityqi2_cmp): New insn patterns.
6603 2007-02-12 Eric Botcazou <ebotcazou@adacore.com>
6605 * tree.h (DECL_IGNORED_P): Document further effect for FUNCTION_DECL.
6606 * cgraphunit.c (cgraph_expand_function): If DECL_IGNORED_P is set on
6607 the function, temporarily point the debug interface to the null one.
6609 2007-02-12 Eric Botcazou <ebotcazou@adacore.com>
6611 * dwarf2out.c (round_up_to_align): New static function.
6612 (field_byte_offset): Use it to round the offset.
6614 2007-02-12 Richard Henderson <rth@redhat.com>
6616 * config/alpha/alpha.md (bswapsi2, bswapdi2): New.
6617 (inswl_const): Export.
6619 2007-02-12 Richard Henderson <rth@redhat.com>
6621 * calls.c (emit_library_call_value_1): If PROMOTE_MODE modifed the
6622 result mode of the libcall, convert back to outmode.
6624 2007-02-12 Roger Sayle <roger@eyesopen.com>
6626 * config/i386/i386.md (*bswapdi2_rex): Renamed from bswapdi2.
6627 (bswapdi2): New define_expand to implement 32-bit implementation.
6629 2007-02-12 Nick Clifton <nickc@redhat.com>
6631 * doc/invoke.texi (Overall Options): Document --help=.
6632 * gcc.c (target_help_flag): Rename to print_subprocess_flag.
6633 (cc1_options): Pass --help= on to cc1.
6634 (display_help): Add description of --help=.
6635 (process_command): Add code to handle --help=. Allow translated
6636 --help and --target-help switches to be passed on to compiler
6638 (main): Remove unused if statement.
6639 * opts.c (columns): Remove.
6640 (LEFT_COLUMN): Define.
6641 (wrap_help): Add columns argument.
6642 (print_filtered_help): Change parameters to be an include bitmask,
6643 an exclude bitmask, an any bitmask and the column width. Move the
6644 code to display the params list here. Add code to display the
6645 status of options rather than their descriptions if the quiet flag
6647 (print_specific_help): Change parameters to be an include bitmask,
6648 an exclude bitmask and an any bitmask. Move code to look up the
6649 column width here. Decide upon the title for an options listing.
6650 (common_handle_options): Add code to handle --help=. Adapt code
6651 for --help and --target-help to use the revised form of the
6652 print_specific_help function.
6653 (print_help): Delete.
6654 (print_param_help): Delete.
6655 (print_switch): Delete.
6656 * opts.h (cl_lang_count): Add prototype.
6657 (CL_PARAMS, CL_WARNING, CL_OPTIMIZATION, CL_MIN_OPTION_CLASS,
6658 CL_MAX_OPTION_CLASS): New defines.
6659 * optc-gen.awk: Add construction of cl_lang_count.
6660 * c.opt: Add Warning attribute to warning options and Optimization
6661 attribute to optimization options.
6662 * common.opt: Likewise.
6664 Add -fhelp and -ftarget-help as aliases for the transformed --help
6665 and --target-help options.
6666 * opt-functions.awk: Add code to handle Warning and Optimization
6669 2007-02-12 Richard Henderson <rth@redhat.com>
6671 * config/alpha/constraints.md: New file.
6672 * config/alpha/alpha.c: Include tm-constrs.h.
6673 (alpha_const_ok_for_letter_p, alpha_const_double_ok_for_letter_p,
6674 alpha_extra_constraint): Remove.
6675 (alpha_emit_conditional_branch): Use satisfies_constraint_*.
6676 * config/alpha/alpha-protos.h: Update.
6677 * config/alpha/alpha.h (REG_CLASS_FROM_LETTER): Remove.
6678 (CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P): Remove.
6679 (EXTRA_CONSTRAINT): Remove.
6680 * config/alpha/alpha.md: Include constraints.md.
6681 (adddi splitter): Use satisfies_constraint_*.
6682 * config/alpha/predicates.md (add_operand): Likewise.
6683 (sext_add_operand, addition_operation): Likewise.
6685 2007-02-12 Dorit Nuzman <dorit@il.ibm.com>
6687 PR tree-optimization/29145
6688 * tree-data-ref.c (base_addr_differ_p): Make us more conservative
6689 in our handling of restrict qualified pointers.
6691 2007-02-12 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6694 * doc/invoke.texi (Wunused-value): Update description.
6695 (Wextra): Delete item.
6696 * opts.c (set_Wextra): Don't use the value of Wextra to set the
6697 value of Wunused-value.
6698 * c-typeck.c (c_process_expr_stmt): Don't check extra_warnings.
6699 (c_finish_stmt_expr): Don't check extra_warnings.
6700 (emit_side_effect_warnings): The caller is responsible to check
6703 2007-02-11 Roger Sayle <roger@eyesopen.com>
6704 Matt Thomas <matt@3am-software.com>
6706 * simplify-rtx.c (simplify_relational_operation_1): Correct typo.
6708 2007-02-11 Roger Sayle <roger@eyesopen.com>
6710 * simplify-rtx.c (simplify_relational_operation_1): Optimize
6711 comparisons of POPCOUNT against zero.
6712 (simplify_const_relational_operation): Likewise.
6714 2007-02-11 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6716 * doc/invoke.texi (Wextra): Delete outdated paragraph.
6718 2007-02-11 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6720 * dwarf2out.c (root_type): Delete unused function.
6722 2007-02-11 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6724 * genattrtab.c (contained_in_p): Delete unused function.
6725 (write_expr_attr_cache): Likewise.
6727 2007-02-11 Jan Hubicka <jh@suse.cz>
6729 * ipa-inline.c (cgraph_edge_badness): Add "else" missing in the
6732 2007-02-11 Steven Bosscher <steven@gcc.gnu.org>
6734 * fwprop.c (try_fwprop_subst): Use set_unique_reg_note
6735 to add the REG_EQ* note.
6736 * see.c (see_merge_one_use_extension): Likewise.
6737 * local-alloc.c (update_equiv_regs): Likewise. Also don't
6738 turn REG_EQUAL notes into REG_EQUIV notes if the target
6739 register may have more than one set.
6740 * function.c (assign_parm_setup_reg): Use set_unique_reg_note.
6741 * gcse.c (try_replace_reg): Likewise.
6742 * alias.c (init_alias_analysis): Use find_reg_equal_equiv_note.
6743 * calls.c (fixup_tail_calls): Likewise. Abort if there is
6744 more than one REG_EQUIV note.
6745 * reload1.c (gen_reload): Use set_unique_reg_note.
6747 2007-02-11 Uros Bizjak <ubizjak@gmail.com>
6749 * config/i386/i386.c (TARGET_VECTORIZE_BUILTIN_CONVERSION): Define.
6750 (ix86_builtin_conversion): New function.
6752 2007-02-06 Mark Mitchell <mark@codesourcery.com>
6755 * tree.h (DECL_REPLACEABLE_P): New macro.
6756 * except.c (set_nothrow_function_flags): Likewise.
6758 2007-02-11 Tehila Meyzels <tehila@il.ibm.com>
6759 Ira Rosen <irar@il.ibm.com>
6760 Dorit Nuzman <dorit@il.ibm.com>
6762 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_CONVERSION): New target hook.
6763 * targhooks.c (default_builtin_vectorized_conversion): New.
6764 * targhooks.h (default_builtin_vectorized_function): New declaration.
6765 * target.h (struct vectorize): Add builtin_conversion field.
6766 * tree-vectorizer.h (type_conversion_vec_info_type): New enum
6767 stmt_vec_info_type value.
6768 (vectorizable_conversion): New declaration.
6769 * tree-vect-analyze.c (vect_analyze_operations): Add
6770 vectorizable_conversion call.
6771 * target-def.h (TARGET_VECTORIZE_BUILTIN_CONVERSION): New.
6772 * tree-vect-transform.c (vectorizable_conversion): New function.
6773 (vect_transform_stmt): Add case for type_conversion_vec_info_type.
6774 * tree-vect-generic.c (expand_vector_operations_1): Consider correct
6776 * config/rs6000/rs6000.c (rs6000_builtin_conversion): New.
6777 (TARGET_VECTORIZE_BUILTIN_CONVERSION): Defined.
6778 (rs6000_expand_builtin): Add handling a case of ALTIVEC_BUILTIN_VCFUX
6779 or ALTIVEC_BUILTIN_VCFSX.
6781 2007-02-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6784 * pa.md (movdf): For 64-bit target, fail if operand 1 is a non-zero
6785 CONST_DOUBLE and operand 0 is a hard register.
6786 (movdi): For 64-bit target, remove code to force CONST_DOUBLE to
6787 memory. Fail if operand 1 is a non-zero CONST_INT and operand 0
6788 is a hard floating-point register.
6790 2007-02-10 Richard Henderson <rth@redhat.com>
6791 Jakub Jelinek <jakub@redhat.com>
6792 Alexandre Oliva <aoliva@redhat.com>
6794 * Makefile.in (libgcc-support, libgcc.mvars): Add emutls.c.
6795 * builtin-types.def (BT_WORD): Make unsigned.
6796 (BT_FN_VOID_PTR_WORD_WORD_PTR): New.
6797 * builtins.def (BUILT_IN_EMUTLS_GET_ADDRESS): New.
6798 (BUILT_IN_EMUTLS_REGISTER_COMMON): New.
6799 * c-decl.c (grokdeclarator): Don't error if !have_tls.
6800 * c-parser.c (c_parser_omp_threadprivate): Likewise.
6801 * dwarf2out.c (loc_descriptor_from_tree_1): Don't do anything for
6803 * expr.c (emutls_var_address): New.
6804 (expand_expr_real_1): Expand emulated tls.
6805 (expand_expr_addr_expr_1): Likewise.
6806 * libgcc-std.ver: Add __emutls_get_address, __emutls_register_common.
6807 * output.h (emutls_finish): Declare.
6808 * toplev.c (compile_file): Call it.
6809 * tree-ssa-address.c (gen_addr_rtx): Check for const-ness of the
6810 address before wrapping in CONST.
6811 * varasm.c (emutls_htab, emutls_object_type): New.
6812 (EMUTLS_VAR_PREFIX, EMUTLS_TMPL_PREFIX): New.
6813 (get_emutls_object_name, get_emutls_object_type): New.
6814 (get_emutls_init_templ_addr, emutls_decl): New.
6815 (emutls_common_1, emutls_finish): New.
6816 (assemble_variable): When emulating tls, swap decls; generate
6817 constructor for the emutls objects.
6818 (do_assemble_alias): When emulating tls, swap decl and target name.
6819 (default_encode_section_info): Don't add SYMBOL_FLAG_TLS_SHIFT
6821 * varpool.c (decide_is_variable_needed): Look at force_output.
6822 Recurse for emulated tls.
6823 (cgraph_varpool_remove_unreferenced_decls): Remove checks redundant
6824 with decide_is_variable_needed.
6825 * emutls.c: New file.
6826 * config/sparc/sol2.h (ASM_DECLARE_OBJECT_NAME): Only emit
6827 tls_object for real tls.
6829 2007-02-10 Kaz Kojima <kkojima@gcc.gnu.org>
6831 PR rtl-optimization/29599
6832 * reload1.c (eliminate_regs_in_insn): Take the destination
6833 mode into account when computing the offset.
6835 2007-02-09 Stuart Hastings <stuart@apple.com>
6836 Richard Henderson <rth@redhat.com>
6838 * config/i386/i386.h (TARGET_KEEPS_VECTOR_ALIGNED_STACK): New.
6839 * config/i386/darwin.h: (TARGET_KEEPS_VECTOR_ALIGNED_STACK): New.
6840 * config/i386/i386.md (fixuns_trunc<mode>si2, fixuns_truncsfhi2,
6841 fixuns_truncdfhi2): New.
6842 (fix_truncsfdi_sse): Call ix86_expand_convert_sign_didf_sse.
6843 (floatunsdidf2): Call ix86_expand_convert_uns_didf_sse.
6844 (floatunssisf2): Add call to ix86_expand_convert_uns_sisf_sse.
6845 (floatunssidf2): Allow nonimmediate source.
6846 * config/i386/sse.md (movdi_to_sse): New.
6847 (vec_concatv2di): Drop '*'.
6848 * config/i386/i386-protos.h (ix86_expand_convert_uns_si_sse,
6849 ix86_expand_convert_uns_didf_sse, ix86_expand_convert_uns_sidf_sse,
6850 ix86_expand_convert_uns_sisf_sse, ix86_expand_convert_sign_didf_sse):
6852 * config/i386/i386.c (ix86_expand_convert_uns_si_sse,
6853 ix86_expand_convert_uns_didf_sse, ix86_expand_convert_uns_sidf_sse,
6854 ix86_expand_convert_uns_sisf_sse, ix86_expand_convert_sign_didf_sse,
6855 ix86_build_const_vector, ix86_expand_vector_init_one_nonzero): New.
6856 (ix86_build_signbit_mask): Fix decl of v, refactor to call
6857 ix86_build_const_vector.
6858 (x86_emit_floatuns): Rewrite.
6860 2007-02-10 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6862 * genautomata.c (longest_path_length): Delete unused function.
6863 (struct state): Delete unused longest_path_length.
6864 (UNDEFINED_LONGEST_PATH_LENGTH): Delete unused macro.
6865 (get_free_state): Delete unused.
6867 2007-02-09 Jan Hubicka <jh@suse.cz>
6869 * params.def (PARAM_INLINE_UNIT_GROWTH): Set to 30.
6870 * doc/invoke.texi (inline-unit-growth): Update default value.
6872 * Makefile.in (passes.o, ipa-inline.o): Add dependencies.
6873 * cgraphbuild.c (build_cgraph_edges): Compute frequencies.
6874 (rebuild_cgraph_edges): Likewise.
6875 * cgraph.c (cgraph_set_call_stmt): Add new argument frequency.
6876 (dump_cgraph_node): Dump frequencies.
6877 (cgraph_clone_edge): Add frequency scales.
6878 (cgraph_clone_node): Add freuqnecy.
6879 * cgraph.h (cgraph_edge): Add freuqnecy argument.
6880 (CGRAPH_FREQ_BASE, CGRAPH_FREQ_MAX): New constants.
6881 (cgraph_create_edge, cgraph_clone_edge, cgraph_clone_node): Update.
6882 * tree-pass.h (TODO_rebuild_frequencies): New constant.
6883 * cgraphunit.c (verify_cgraph_node): Verify frequencies.
6884 (cgraph_copy_node_for_versioning): Update call of cgraph_clone_edge.
6885 (save_inline_function_body): Likewise.
6886 * ipa-inline.c: inluce rtl.h
6887 (cgraph_clone_inlined_nods): Update call of cgraph_clone_node.
6888 (cgraph_edge_badness): Use frequencies.
6889 (cgraph_decide_recursive_inlining): Update clonning.
6890 (cgraph_decide_inlining_of_small_function): Dump frequency.
6891 * predict.c (estimate_bb_frequencies): Export.
6892 * predict.h (estimate_bb_frequencies): Declare.
6893 * tree-inline.c (copy_bb): Watch overflows.
6894 (expand_call_inline): Update call of cgraph_create_edge.
6895 (optimize_inline_calls): Use TODO flags to update frequnecies.
6896 * passes.h: Include predict.h
6897 (init_optimization_passes): Move profile ahead.
6898 (execute_function_todo): Handle TODO_rebuild_frequencies.
6900 2007-02-09 Roger Sayle <roger@eyesopen.com>
6902 * config/alpha/alpha.c (emit_insxl): Force the first operand of
6903 the insbl or inswl pattern into a register.
6905 2007-02-09 Roger Sayle <roger@eyesopen.com>
6907 * config/ia64/ia64.md (bswapdi2): New define_insn.
6909 2007-02-09 Richard Henderson <rth@redhat.com>
6911 * config/i386/constraints.md (Ym): New constraint.
6912 * config/i386/i386.md (movsi_1): Change Y2 to Yi constraints.
6913 (movdi_1_rex64): Split sse and xmm general register moves from
6914 memory move alternatives. Use conditional register constraints.
6915 (movsf_1, movdf_integer): Likewise.
6916 (zero_extendsidi2_32, zero_extendsidi2_rex64): Likewise.
6917 (movdf_integer_rex64): New.
6918 (pushsf_rex64): Fix output constraints.
6919 * config/i386/sse.md (sse2_loadld): Split rm alternative, use Yi.
6920 (sse2_stored): Likewise.
6921 (sse2_storeq_rex64): New.
6922 * config/i386/i386.c (x86_inter_unit_moves): Enable for not
6923 amd and not generic.
6924 (ix86_secondary_memory_needed): Don't bypass TARGET_INTER_UNIT_MOVES
6925 for optimize_size. Remove SF/DFmode hack.
6927 2007-02-09 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
6929 * config/i386/driver-i386.c: Turn on -mtune=native for AMDFAM10.
6932 2007-02-09 Nathan Sidwell <nathan@codesourcery.com>
6933 Richard Sandiford <richard@codesourcery.com>
6935 * config.gcc (m68010-*-netbsdelf*, m68k*-*-netbsdelf*)
6936 (m68k*-*-openbsd*, m68k-*-linux*): Set default_cf_cpu.
6937 (m68k-*-aout*, m68k-*-coff*, m68k-*-uclinux*, m68k-*-rtems*): Add
6938 m68k/t-mlib to tmake_file.
6939 (m68020-*-elf*, m68k-*-elf*): Likewise. Add t-m68kbare as well.
6940 (m68k*-*-*): Use --with-arch to pick a default for --with-cpu.
6941 (m680[012]0-*-*, m68k*-*-*): Add support for --with-arch.
6942 Allow it to be cf or m68k. Set m68k_arch_family. If that
6943 variable is not empty, add t-$m68k_arch_family to tmake_file.
6944 Add t-mlibs to tmake_file.
6945 * doc/install.texi: Document --with-arch=m68k and --with-arch=cf.
6946 * config/m68k/t-cf: New file.
6947 * config/m68k/t-m68k: Likewise.
6948 * config/m68k/t-mlibs: Likewise.
6949 * config/m68k/t-m68kbare (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
6950 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Delete.
6951 (M68K_MLIB_DIRNAMES, M68K_MLIB_OPTIONS): Define.
6952 * config/m68k/t-m68kelf (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
6953 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS, LIBGCC, INSTALL_LIBGCC):
6955 * config/m68k/t-openbsd (MULTILIB_OPTIONS, LIBGCC): Delete.
6956 (INSTALL_LIBGCC): Delete.
6957 (M68K_MLIB_DIRNAMES, M68K_MLIB_OPTIONS): Define.
6958 * config/m68k/t-rtems (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
6959 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Delete.
6960 (M68K_MLIB_CPU): Define.
6961 * config/m68k/t-uclinux (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
6962 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Delete.
6963 (M68K_MLIB_CPU, M68K_MLIB_OPTIONS, M68K_MLIB_DIRNAMES): Define.
6965 2007-02-09 Zdenek Dvorak <dvorakz@suse.cz>
6966 Richard Guenther <rguenther@suse.de>
6969 * fold-const.c (fold_comparison): Handle obfuscated comparisons
6970 against INT_MIN/INT_MAX.
6971 * tree-ssa-loop-ivcanon.c (remove_empty_loop): Print to dump
6972 file if a loop is removed.
6974 2007-02-09 Joseph Myers <joseph@codesourcery.com>
6976 * calls.c (store_one_arg): Pass correct alignment to
6977 emit_push_insn for non-BLKmode values.
6978 * expr.c (emit_push_insn): If STRICT_ALIGNMENT, copy to an
6979 unaligned stack slot via a suitably aligned slot.
6981 2007-02-08 DJ Delorie <dj@redhat.com>
6983 * config/m32c/m32c.c (m32c_unpend_compare): Add default to silence
6985 (legal_subregs): Use unsigned char, make const.
6986 (m32c_illegal_subreg_p): Use ARRAY_SIZE. Delete unused variables.
6988 2007-02-08 Paul Brook <paul@codesourcery.com>
6990 * config/arm/lib1funcs.asm (RETLDM): Pop directly into PC when no
6991 special interworking needed.
6993 2007-02-08 Harsha Jagasia <harsha.jagasia@amd.com>
6995 * config/i386/xmmintrin.h: Make inclusion of emmintrin.h
6996 conditional to __SSE2__.
6997 (Entries below should have been added to first ChangeLog
6998 entry for amdfam10 dated 2007-02-05)
6999 * config/i386/emmintrin.h: Generate #error if __SSE2__ is not
7001 * config/i386/pmmintrin.h: Generate #error if __SSE3__ is not
7003 * config/i386/tmmintrin.h: Generate #error if __SSSE3__ is not
7006 2007-02-08 DJ Delorie <dj@redhat.com>
7008 * config/m32c/m32c-protos.h (m32c_illegal_subreg_p): New.
7009 * config/m32c/m32c.c (legal_subregs): New.
7010 (m32c_illegal_subreg_p): New.
7011 * config/m32c/predicates.md (m32c_any_operand): Use it to reject
7012 unsupported subregs of hard regs.
7014 2007-02-08 Jan Hubicka <jh@suse.cz>
7016 * tree-cfg.c (bsi_replace): Shortcut when replacing the statement with
7017 the same one; always update histograms.
7019 2007-02-08 Diego Novillo <dnovillo@redhat.com>
7021 * passes.c (init_optimization_passes): Tidy comment.
7023 2007-02-08 Roger Sayle <roger@eyesopen.com>
7025 * simplify-rtx.c (simplify_unary_operation_1) <POPCOUNT>: We can
7026 strip zero_extend, bswap and rotates from POCOUNT's argument.
7027 <PARITY>: Likewise, we can strip not, bswap, sign_extend,
7028 zero_extend and rotates from PARITY's argument.
7029 <BSWAP>: A byte-swap followed by a byte-swap is an identity.
7030 (simplify_const_unary_operation) <BSWAP>: Evaluate the byte-swap
7031 of an integer constant at compile-time.
7033 2007-02-08 Diego Novillo <dnovillo@redhat.com>
7036 * tree-flow.h (struct var_ann_d): Remove field 'is_used'.
7038 * tree-ssa-alias.c (compute_is_aliased): Remove. Update all
7041 * tree-ssa-live.c (remove_unused_locals): Do not remove
7042 TREE_ADDRESSABLE variables.
7043 * tree-ssa-structalias.c (compute_points_to_sets): Tidy.
7044 * tree-ssa-operands.c (add_virtual_operand): Remove argument
7045 FOR_CLOBBER. Update all users.
7046 If VAR has an associated alias set, add a virtual operand for
7047 it if no alias is found to conflict with the memory reference.
7049 2007-02-07 Jan Hubicka <jh@suse.cz>
7050 Robert Kidd <rkidd@crhc.uiuc.edu>
7052 * value-prof.c (visit_hist, free_hist): Return 1 instead of 0.
7054 2007-02-07 Ian Lance Taylor <iant@google.com>
7056 * lower-subreg.c (simple_move): Reject PARTIAL_INT modes.
7058 2007-02-07 Roger Sayle <roger@eyesopen.com>
7060 * config/rs6000/rs6000.md (ctz<mode>2, ffs<mode>2, popcount<mode>2,
7061 parity<mode>2, smulsi3_highpart, abstf2_internal, allocate_stack,
7062 tablejumpdi, movsi_to_cr_one): Remove constraints from
7063 define_expand's match_operands.
7065 2007-02-07 Roger Sayle <roger@eyesopen.com>
7067 * global.c (compute_regsets): Move declatation of "i" inside of
7068 #ifdef ELIMINABLE_REGS to avoid unused variable bootstrap failure.
7070 2007-02-07 Jakub Jelinek <jakub@redhat.com>
7073 * gimplify.c (gimplify_scan_omp_clauses): Remove special casing
7074 of INDIRECT_REF <RESULT_DECL>.
7076 * config/i386/i386.c (override_options): Set PTA_SSSE3 for core2.
7078 2007-02-06 J"orn Rennecke <joern.rennecke@arc.com>
7079 Kaz Kojima <kkojima@gcc.gnu.org>
7082 * config/sh/sh.c (expand_cbranchdi4): Use scratch register
7084 (sh_initialize_trampoline): Add parentheses to avoid a warning.
7086 2007-02-06 Zdenek Dvorak <dvorakz@suse.cz>
7088 * doc/loop.texi: Document possibility not to perform disambiguation
7089 of loops with multiple latches.
7090 * cfgloopmanip.c (alp_enum_p): Removed.
7091 (add_loop): Handle subloops. Use get_loop_body_with_size.
7092 (create_preheader): Do not allow ENTRY_BLOCK_PTR to be preheader.
7093 * cfghooks.c (redirect_edge_and_branch_force): Set dominator for
7094 the new forwarder block.
7095 (make_forwarder_block): Only call new_bb_cbk if it is not NULL.
7096 Handle the case latch is NULL.
7097 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Avoid cfg modifications
7098 when marking loop exits.
7099 * ifcvt.c (if_convert): Ditto. Mark loop exits even if cfg cannot
7101 * loop-init.c (loop_optimizer_init): Do not modify cfg. Call
7102 disambiguate_loops_with_multiple_latches.
7103 * tree-cfgcleanup.c (cleanup_tree_cfg_loop): Calculate dominators
7104 before fix_loop_structure.
7105 * cfgloop.c: Include pointer-set.h and output.h.
7106 (canonicalize_loop_headers, HEADER_BLOCK, LATCH_EDGE,
7107 update_latch_info, mfb_keep_just, mfb_keep_nonlatch): Removed.
7108 (get_loop_latch_edges, find_subloop_latch_edge_by_profile,
7109 find_subloop_latch_edge_by_ivs, find_subloop_latch_edge,
7110 mfb_redirect_edges_in_set, form_subloop, merge_latch_edges,
7111 disambiguate_multiple_latches, get_loop_body_with_size,
7112 disambiguate_loops_with_multiple_latches): New functions.
7113 (flow_loop_dump): Dump multiple latch edges.
7114 (flow_loop_nodes_find): Handle loops with multiple latches.
7115 (flow_loops_find): Ditto. Do not call canonicalize_loop_headers.
7116 (glb_enum_p): Modified.
7117 (get_loop_body): Use get_loop_body_with_size.
7118 * cfgloop.h (LOOPS_HAVE_RECORDED_EXITS): New flag.
7119 (AVOID_CFG_MODIFICATIONS): New constant.
7120 (disambiguate_loops_with_multiple_latches, add_loop,
7121 get_loop_body_with_size): Declare.
7122 * Makefile.in (cfgloop.o): Add pointer-set.h and output.h.
7124 2007-02-06 Seongbae Park <seongbae.park@gmail.com>
7127 * global.c (compute_regsets): New function.
7128 (global_alloc): Refactored ELIMINABLE_REGSET
7129 and NO_GLOBAL_ALLOC_REGS computation out.
7130 (rest_of_handle_global_alloc): Call compute_regsets()
7131 for non-optimizing case.
7133 2007-02-06 Richard Henderson <rth@redhat.com>
7135 * config/i386/constraints.md (Y2): Rename from Y.
7136 (Yi): New constraint.
7137 * config/i386/i386.md (movsi_1, movdi_2, pushdf_nointeger,
7138 pushdf_integer, movdf_nointeger, movdf_integer, zero_extendsidi2_32,
7139 zero_extendsidi2_rex64, truncxfdf2_mixed): Change Y constraints to Y2.
7140 (extendsfdf2_mixed, extendsfdf2_sse, truncdfsf_fast_mixed,
7141 truncdfsf_fast_sse, truncdfsf_mixed, fix_truncdfdi_sse,
7142 fix_truncdfsi_sse, floatsidf2_mixed, floatsidf2_sse,
7143 floatdidf2_mixed, floatdidf2_sse, absnegdf2_mixed,
7144 absnegdf2_sse, sse_setccdf, fop_df_comm_mixed, fop_df_comm_sse,
7145 fop_df_1_mixed, fop_df_1_sse): Change Y constraints to x.
7146 * config/i386/mmx.md (mov<MMXMODEI>_internal_rex64,
7147 mov<MMXMODEI>_internal, movv2sf_internal_rex64, movv2sf_internal,
7148 vec_extractv2si_1): Change Y constraints to Y2.
7149 * config/i386/sse.md (vec_setv4sf_0, vec_concatv2df, vec_dupv4si,
7150 vec_dupv2di, sse2_concatv2si, vec_concatv4si_1, vec_concatv2di):
7151 Change Y constraints to Y2.
7152 (sse2_loadld): Change Y constraints to x.
7154 2007-02-06 Roger Sayle <roger@eyesopen.com>
7156 * config/rs6000/rs6000.md (popcount<mode>2): Rewrite.
7157 (parity<mode>2): New define_expand using rs6000_emit_parity.
7158 * config/rs6000/rs6000.c (rs6000_emit_popcount,
7159 rs6000_emit_parity): New functions.
7160 * config/rs6000/rs6000-protos.h (rs6000_emit_popcount,
7161 rs6000_emit_parity): Prototype here.
7163 2007-02-06 Ian Lance Taylor <iant@google.com>
7165 * lower-subreg.c (simple_move_operand): Reject CONST.
7166 (resolve_clobber): Call validate_change rather than directly
7167 assigning to XEXP (pat, 0).
7169 2006-02-06 Paolo Bonzini <bonzini@gnu.org>
7171 * Makefile.in (tree-ssa-loop-ivopts.o): Add pointer-set.h dependency.
7172 (tree-ssa-reassoc.o): Add pointer-set.h dependency.
7173 (tree-cfg.o): Remove hashtab.h dependency.
7175 * tree-ssa-loop-ivopts.c: Include pointer-set.h.
7176 (struct ivopts_data): Change niters to pointer_map_t.
7177 (struct nfe_cache_elt, nfe_hash, nfe_eq): Delete.
7178 (niter_for_exit): Create pointer_map on demand. Change for
7180 (tree_ssa_iv_optimize_init): Initialize data->niters to NULL.
7181 (free_loop_data): Destroy data->niters if created and reset field.
7182 (tree_ssa_iv_optimize_finalize): Don't delete data->niters here.
7183 (tree_ssa_iv_optimize_loop): Check for presence of stale data.
7185 * tree-ssa-reassoc.c: Include pointer-set.h.
7186 (bb_rank): Change to long *.
7187 (operand_rank): Change to pointer_map_t.
7188 (find_operand_rank): Return long, -1 if not found. Declare as inline.
7189 (insert_operand_rank): Accept long.
7190 (operand_entry_hash, operand_entry_eq): Remove.
7191 (get_rank): Return long. Adjust for changes above.
7192 (init_reassoc): Change rank type to long. Adjust creation of bb_rank
7194 (fini_reassoc): Delete operand_rank with pointer_map_destroy.
7196 * tree-ssa-structalias.c (vi_for_tree): Change to pointer_map.
7197 (struct tree_vi, tree_vi_t, tree_vi_hash, tree_vi_eq): Delete.
7198 (insert_vi_for_tree): Rewrite for pointer_map API. Assert argument
7200 (lookup_vi_for_tree): Rewrite for pointer_map API. Return varinfo_t
7201 directly since it cannot be NULL.
7202 (get_vi_for_tree): Rewrite for pointer_map API.
7203 (find_what_p_points_to): Adjust for change to lookup_vi_for_tree.
7204 (init_alias_vars): Create vi_for_tree as pointer_map.
7205 (delete_points_to_sets): Delete vi_for_tree using pointer_map_destroy.
7207 * tree-cfg.c: Don't include hashtab.h.
7208 (edge_to_cases): Declare as pointer_map.
7209 (struct edge_to_cases_elt, edge_to_cases_hash, edge_to_cases_eq):
7211 (edge_to_cases_cleanup): Rewrite as pointer_map_traverse callback.
7212 (start_recording_case_labels): Create edge_to_cases as pointer_map.
7213 (end_recoding_case_labels): Cleanup edge_to_cases manually before
7215 (record_switch_edge): Delete.
7216 (get_cases_for_edge): Adjust for pointer_map API, inline
7217 record_switch_edge (rewritten for new API), remove goto.
7219 2006-02-06 Paolo Bonzini <bonzini@gnu.org>
7221 * Makefile.in (tree-nested.o): Add pointer-set.h dependency.
7222 * tree-nested.c: Include pointer-set.h.
7223 (var_map_elt, var_map_eq, var_map_hash): Delete.
7224 (struct nesting_info): Remove GTY marker. Change the two htab_t's
7226 (nesting_info_bitmap_obstack): New.
7227 (lookup_field_for_decl): Adjust for pointer_map API.
7228 (lookup_tramp_for_decl): Adjust for pointer_map API.
7229 (get_nonlocal_debug_decl): Adjust for pointer_map API.
7230 (get_local_debug_decl): Adjust for pointer_map API.
7231 (convert_nl_goto_reference): Adjust for pointer_map API.
7232 (convert_nl_goto_receiver): Adjust for pointer_map API.
7233 (create_nesting_tree): Create outside GGC space. Create bitmap on
7234 the new obstack. Create field_map and var_map as pointer_maps.
7235 (free_nesting_tree): Adjust for changes to create_nesting_tree.
7237 (lower_nested_functions): Move root here, no need to NULL it.
7238 Initialize and release the obstack.
7240 2007-02-06 Paolo Bonzini <bonzini@gnu.org>
7242 * tree.c (tree_int_map_hash, tree_int_map_eq, tree_int_map_marked_p):
7243 Remove prototypes and make them non-static.
7244 (struct tree_int_map): Remove.
7245 * tree.h (struct tree_int_map): Move here, turning TO into an
7247 (tree_int_map_hash, tree_int_map_eq, tree_int_map_marked_p): Declare.
7249 * tree.h (TREE_COMPLEXITY): Remove.
7250 (struct tree_exp): Remove complexity field.
7251 * tree.c (build1_stat): Don't set it.
7253 2007-02-06 Dorit Nuzman <dorit@il.ibm.com>
7254 Victor Kaplansky <victork@il.ibm.com>
7256 * tree-vectorizer.c (vect_is_simple_use): Support induction.
7257 (vect_is_simple_reduction): Support reduction with induction as
7258 one of the operands.
7259 (vect_is_simple_iv_evolution): Fix formatting.
7260 * tree-vect-analyze.c (vect_mark_stmts_to_be_vectorized): Fix
7261 formatting. Don't mark induction phis for vectorization.
7262 (vect_analyze_scalar_cycles): Analyze all inductions, then reductions.
7263 * tree-vect-transform.c (get_initial_def_for_induction): New function.
7264 (vect_get_vec_def_for_operand): Support induction.
7265 (vect_get_vec_def_for_stmt_copy): Fix formatting and add check for
7267 (vectorizable_reduction): Support reduction with induction as one of
7269 (vectorizable_type_demotion): Use def-type of stmt argument rather
7270 than dummy def-type.
7272 * tree-ssa-loop.c (gate_scev_const_prop): Return the value of
7273 flag_tree_scev_cprop.
7274 * common.opt (tree-scev-cprop): New flag.
7276 * tree-vect-transform.c (vect_create_destination_var): Use 'kind' in
7277 call to vect_get_new_vect_var.
7279 2007-02-06 Ira Rosen <irar@il.ibm.com>
7281 * tree-vect-patterns.c (vect_recog_widen_mult_pattern): Check that
7282 vectype is not NULL.
7283 (vect_pattern_recog_1): Likewise.
7285 2007-02-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7287 * fold-const.c (negate_expr_p): Handle CONJ_EXPR.
7288 (fold_negate_expr): Likewise.
7290 2007-02-05 Alexandre Oliva <aoliva@redhat.com>
7293 * dwarf2out.c (modified_type_die): Follow DECL_ORIGINAL_TYPE
7294 even if cv-qualification is the same.
7296 2007-02-05 Geoffrey Keating <geoffk@apple.com>
7298 * config/rs6000/darwin-tramp.asm (__trampoline_setup): Call
7299 __enable_execute_stack on completion.
7301 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
7303 * config/i386/athlon.md (athlon_fldxf_k8, athlon_fld_k8,
7304 athlon_fstxf_k8, athlon_fst_k8, athlon_fist, athlon_fmov,
7305 athlon_fadd_load, athlon_fadd_load_k8, athlon_fadd, athlon_fmul,
7306 athlon_fmul_load, athlon_fmul_load_k8, athlon_fsgn,
7307 athlon_fdiv_load, athlon_fdiv_load_k8, athlon_fdiv_k8,
7308 athlon_fpspc_load, athlon_fpspc, athlon_fcmov_load,
7309 athlon_fcmov_load_k8, athlon_fcmov_k8, athlon_fcomi_load_k8,
7310 athlon_fcomi, athlon_fcom_load_k8, athlon_fcom): Added amdfam10.
7312 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
7314 * config/i386/i386.md (x86_sahf_1, cmpfp_i_mixed, cmpfp_i_sse,
7315 cmpfp_i_i387, cmpfp_iu_mixed, cmpfp_iu_sse, cmpfp_iu_387,
7316 swapsi, swaphi_1, swapqi_1, swapdi_rex64, fix_truncsfdi_sse,
7317 fix_truncdfdi_sse, fix_truncsfsi_sse, fix_truncdfsi_sse,
7318 x86_fldcw_1, floatsisf2_mixed, floatsisf2_sse, floatdisf2_mixed,
7319 floatdisf2_sse, floatsidf2_mixed, floatsidf2_sse,
7320 floatdidf2_mixed, floatdidf2_sse, muldi3_1_rex64, mulsi3_1,
7321 mulsi3_1_zext, mulhi3_1, mulqi3_1, umulqihi3_1, mulqihi3_insn,
7322 umulditi3_insn, umulsidi3_insn, mulditi3_insn, mulsidi3_insn,
7323 umuldi3_highpart_rex64, umulsi3_highpart_insn,
7324 umulsi3_highpart_zext, smuldi3_highpart_rex64,
7325 smulsi3_highpart_insn, smulsi3_highpart_zext, x86_64_shld,
7326 x86_shld_1, x86_64_shrd, sqrtsf2_mixed, sqrtsf2_sse,
7327 sqrtsf2_i387, sqrtdf2_mixed, sqrtdf2_sse, sqrtdf2_i387,
7328 sqrtextendsfdf2_i387, sqrtxf2, sqrtextendsfxf2_i387,
7329 sqrtextenddfxf2_i387): Added amdfam10_decode.
7331 * config/i386/athlon.md (athlon_idirect_amdfam10,
7332 athlon_ivector_amdfam10, athlon_idirect_load_amdfam10,
7333 athlon_ivector_load_amdfam10, athlon_idirect_both_amdfam10,
7334 athlon_ivector_both_amdfam10, athlon_idirect_store_amdfam10,
7335 athlon_ivector_store_amdfam10): New define_insn_reservation.
7336 (athlon_idirect_loadmov, athlon_idirect_movstore): Added
7339 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
7341 * config/i386/athlon.md (athlon_call_amdfam10,
7342 athlon_pop_amdfam10, athlon_lea_amdfam10): New
7343 define_insn_reservation.
7344 (athlon_branch, athlon_push, athlon_leave_k8, athlon_imul_k8,
7345 athlon_imul_k8_DI, athlon_imul_mem_k8, athlon_imul_mem_k8_DI,
7346 athlon_idiv, athlon_idiv_mem, athlon_str): Added amdfam10.
7348 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
7350 * config/i386/athlon.md (athlon_sseld_amdfam10,
7351 athlon_mmxld_amdfam10, athlon_ssest_amdfam10,
7352 athlon_mmxssest_short_amdfam10): New define_insn_reservation.
7354 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
7356 * config/i386/athlon.md (athlon_sseins_amdfam10): New
7357 define_insn_reservation.
7358 * config/i386/i386.md (sseins): Added sseins to define_attr type
7359 and define_attr unit.
7360 * config/i386/sse.md: Set type attribute to sseins for insertq
7363 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
7365 * config/i386/athlon.md (sselog_load_amdfam10, sselog_amdfam10,
7366 ssecmpvector_load_amdfam10, ssecmpvector_amdfam10,
7367 ssecomi_load_amdfam10, ssecomi_amdfam10,
7368 sseaddvector_load_amdfam10, sseaddvector_amdfam10): New
7369 define_insn_reservation.
7370 (ssecmp_load_k8, ssecmp, sseadd_load_k8, seadd): Added amdfam10.
7372 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
7374 * config/i386/athlon.md (cvtss2sd_load_amdfam10,
7375 cvtss2sd_amdfam10, cvtps2pd_load_amdfam10, cvtps2pd_amdfam10,
7376 cvtsi2sd_load_amdfam10, cvtsi2ss_load_amdfam10,
7377 cvtsi2sd_amdfam10, cvtsi2ss_amdfam10, cvtsd2ss_load_amdfam10,
7378 cvtsd2ss_amdfam10, cvtpd2ps_load_amdfam10, cvtpd2ps_amdfam10,
7379 cvtsX2si_load_amdfam10, cvtsX2si_amdfam10): New
7380 define_insn_reservation.
7382 * config/i386/sse.md (cvtsi2ss, cvtsi2ssq, cvtss2si,
7383 cvtss2siq, cvttss2si, cvttss2siq, cvtsi2sd, cvtsi2sdq,
7384 cvtsd2si, cvtsd2siq, cvttsd2si, cvttsd2siq,
7385 cvtpd2dq, cvttpd2dq, cvtsd2ss, cvtss2sd,
7386 cvtpd2ps, cvtps2pd): Added amdfam10_decode attribute.
7388 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
7390 * config/i386/athlon.md (athlon_ssedivvector_amdfam10,
7391 athlon_ssedivvector_load_amdfam10, athlon_ssemulvector_amdfam10,
7392 athlon_ssemulvector_load_amdfam10): New define_insn_reservation.
7393 (athlon_ssediv, athlon_ssediv_load_k8, athlon_ssemul,
7394 athlon_ssemul_load_k8): Added amdfam10.
7396 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
7398 * config/i386/i386.h (TARGET_SSE_UNALIGNED_MOVE_OPTIMAL): New macro.
7399 (x86_sse_unaligned_move_optimal): New variable.
7401 * config/i386/i386.c (x86_sse_unaligned_move_optimal): Enable for
7403 (ix86_expand_vector_move_misalign): Add code to generate movupd/movups
7404 for unaligned vector SSE double/single precision loads for AMDFAM10.
7406 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
7408 * config/i386/i386.h (TARGET_AMDFAM10): New macro.
7409 (TARGET_CPU_CPP_BUILTINS): Add code for amdfam10.
7410 Define TARGET_CPU_DEFAULT_amdfam10.
7411 (TARGET_CPU_DEFAULT_NAMES): Add amdfam10.
7412 (processor_type): Add PROCESSOR_AMDFAM10.
7414 * config/i386/i386.md: Add amdfam10 as a new cpu attribute to match
7415 processor_type in config/i386/i386.h.
7416 Enable imul peepholes for TARGET_AMDFAM10.
7418 * config.gcc: Add support for --with-cpu option for amdfam10.
7420 * config/i386/i386.c (amdfam10_cost): New variable.
7421 (m_AMDFAM10): New macro.
7422 (m_ATHLON_K8_AMDFAM10): New macro.
7423 (x86_use_leave, x86_push_memory, x86_movx, x86_unroll_strlen,
7424 x86_cmove, x86_3dnow_a, x86_deep_branch, x86_use_simode_fiop,
7425 x86_promote_QImode, x86_integer_DFmode_moves,
7426 x86_partial_reg_dependency, x86_memory_mismatch_stall,
7427 x86_accumulate_outgoing_args, x86_arch_always_fancy_math_387,
7428 x86_sse_partial_reg_dependency, x86_sse_typeless_stores,
7429 x86_use_ffreep, x86_use_incdec, x86_four_jump_limit,
7430 x86_schedule, x86_use_bt, x86_cmpxchg16b, x86_pad_returns):
7431 Enable/disable for amdfam10.
7432 (override_options): Add amdfam10_cost to processor_target_table.
7433 Set up PROCESSOR_AMDFAM10 for amdfam10 entry in
7434 processor_alias_table.
7435 (ix86_issue_rate): Add PROCESSOR_AMDFAM10.
7436 (ix86_adjust_cost): Add code for amdfam10.
7438 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
7440 * config/i386/i386.opt: Add new Advanced Bit Manipulation (-mabm)
7441 instruction set feature flag. Add new (-mpopcnt) flag for popcnt
7442 instruction. Add new SSE4A (-msse4a) instruction set feature flag.
7443 * config/i386/i386.h: Add builtin definition for SSE4A.
7444 * config/i386/i386.md: Add support for ABM instructions
7446 * config/i386/sse.md: Add support for SSE4A instructions
7447 (movntss, movntsd, extrq, insertq).
7448 * config/i386/i386.c: Add support for ABM and SSE4A builtins.
7449 Add -march=amdfam10 flag.
7450 * config/i386/ammintrin.h: Add support for SSE4A intrinsics.
7451 * doc/invoke.texi: Add documentation on flags for sse4a, abm, popcnt
7453 * doc/extend.texi: Add documentation for SSE4A builtins.
7455 2007-02-05 Bob Wilson <bob.wilson@acm.org>
7457 * config/xtensa/xtensa.c (constantpool_mem_p): Skip over SUBREGs.
7459 2007-02-05 Richard Guenther <rguenther@suse.de>
7461 * tree-vectorizer.h (vectorizable_function): Add argument type
7462 argument, change return type.
7463 * tree-vect-patterns.c (vect_recog_pow_pattern): Adjust caller.
7464 * tree-vect-transform.c (vectorizable_function): Handle extra
7465 argument, return vectorized function decl.
7466 (build_vectorized_function_call): Remove.
7467 (vectorizable_call): Handle calls with result and argument types
7468 differing. Handle loop vectorization factor correctly.
7469 * targhooks.c (default_builtin_vectorized_function): Adjust for
7471 * targhooks.h (default_builtin_vectorized_function): Likewise.
7472 * target.h (builtin_vectorized_function): Add argument type
7474 * config/i386/i386.c (ix86_builtin_vectorized_function): Handle
7475 extra argument, allow vectorizing of lrintf.
7476 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION): Adjust
7477 documentation of target hook.
7479 2007-02-05 Hans-Peter Nilsson <hp@axis.com>
7482 * config/cris/cris.md ("*andsi_movu", "*andsi_clear", "*andhi_movu")
7483 ("*andhi_clear", andu (casesi+45)): For size-changed operand where
7484 memory is allowed, require !side_effects_p, not just !MEM_VOLATILE_P.
7486 2007-02-05 Roger Sayle <roger@eyesopen.com>
7488 * fold-const.c (fold_unary) <REAL_PART>: Test for availability of
7489 BUILT_IN_COS before simplifying REAL_PART(CEXPI)) to COS.
7490 <IMAG_PART>: Likewise, check for availability of BUILT_IN_SIN.
7491 * builtins.c (fold_builtin_sincos): Check for TARGET_C99_FUNCTIONS
7492 before canonicalizing sincos to cexpi.
7493 (fold_builtin_cexp): Likewise, for canonicalizing cexp to cexpi.
7495 2007-02-05 Roger Sayle <roger@eyesopen.com>
7497 * config/alpha/alpha.c (alpha_add_builtins): New Helper function.
7498 Set TREE_READONLY and TREE_NOTHROW directly, not via attributes.
7499 (alpha_init_builtins): Use alpha_add_builtins to process tables.
7501 2007-02-05 Roger Sayle <roger@eyesopen.com>
7503 * mips-tfile.c (initialize_init_file): Correct endianness test.
7505 2007-02-05 Kazu Hirata <kazu@codesourcery.com>
7507 * config/m68k/m68k.md (pushdi-1, pushdi, movsi+1): Don't use
7510 2007-02-05 Richard Sandiford <richard@codesourcery.com>
7512 * dwarf2out.c (dwarf2out_frame_debug_expr): Record the register
7513 saves in a PARALLEL before the register assignments.
7515 2007-02-05 Richard Sandiford <richard@codesourcery.com>
7517 * doc/tm.texi (DWARF_ALT_FRAME_RETURN_COLUMN): Do not require
7518 DWARF_FRAME_RETURN_COLUMN to be a general register.
7519 * dwarf2out.c (init_return_column_size): New function, split from...
7520 (expand_builtin_init_dwarf_reg_sizes): ...here. Allow both
7521 DWARF_FRAME_RETURN_COLUMN and DWARF_ALT_FRAME_RETURN_COLUMN
7522 to be nongeneral registers.
7523 * config/m68k/m68k.h (DWARF_FRAME_REGNUM): Only map FP and
7525 (DWARF_FRAME_REGISTERS, DWARF_FRAME_RETURN_COLUMN): Define.
7526 (DWARF_ALT_FRAME_RETURN_COLUMN): Define.
7528 2007-02-04 Zdenek Dvorak <dvorakz@suse.cz>
7530 * cfgcleanup.c (try_optimize_cfg): Avoid removing ENTRY_BLOCK_PTR.
7532 2007-02-04 Zdenek Dvorak <dvorakz@suse.cz>
7534 * cfgloopmanip.c (loop_delete_branch_edge): Removed.
7535 (remove_path): Use can_remove_branch_p and remove_branch instead
7536 of loop_delete_branch_edge.
7537 * tree-ssa-loop-manip.c (scale_dominated_blocks_in_loop): New function.
7538 (tree_transform_and_unroll_loop): Remove dead branches immediately.
7539 Update profile using scale_dominated_blocks_in_loop.
7540 * cfghooks.c (can_remove_branch_p, remove_branch): New functions.
7541 * cfghooks.h (struct cfg_hooks): Add can_remove_branch_p.
7542 (can_remove_branch_p, remove_branch): Declare.
7543 * tree-cfg.c (tree_can_remove_branch_p): New function.
7544 (tree_cfg_hooks): Add tree_can_remove_branch_p.
7545 * cfgrtl.c (rtl_can_remove_branch_p): New function.
7546 (rtl_cfg_hooks, cfg_layout_rtl_cfg_hook): Add rtl_can_remove_branch_p.
7548 2007-02-05 Jan Hubicka <jh@suse.cz>
7551 * ipa-inline.c (cgraph_clone_inlined_nodes): When there are unanalyzed
7552 nodes in cgraph, don't remove offline copy of the function.
7554 2007-02-04 Jan Hubicka <jh@suse.cz>
7556 * tree-sra.c (sra_walk_expr): Add linebreaks. BITFIELD_REFs into
7557 vectors might cause maybe_lookup_element_for_expr to be called
7558 on non-sra-candidate.
7560 2007-02-04 Kazu Hirata <kazu@codesourcery.com>
7562 * config/bfin/bfin-modes.def, config/bfin/bfin.c,
7563 config/bfin/bfin.md, config/bfin/predicates.md: Follow
7564 spelling conventions.
7566 2007-02-04 Richard Guenther <rguenther@suse.de>
7569 * fold-const.c (try_move_mult_to_index): Make sure to not
7570 overflow one dimension of a multi-dimensional array access.
7572 2007-02-04 Jan Hubicka <jh@suse.cz>
7574 * passes.c (init_optimization_passes): Reindent.
7576 2007-02-04 Jan Hubicka <jh@suse.cz>
7577 Eric Botcazou <ebotcazou@adacore.com>
7579 * tree-optimize.c (has_abnormal_outgoing_edge_p): Move to...
7580 (execute_fixup_cfg): Break out the abnormal goto code.
7581 * tree-inline.c (has_abnormal_outgoing_edge_p): ...here.
7582 (make_nonlocal_label_edges): Move here from execute_fixup_cfg.
7583 (optimize_inline_calls): Call make_nonlocal_label_edges.
7585 2007-02-04 Jan Hubicka <jh@suse.cz>
7587 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Return
7588 true when something was changed.
7589 (rename_ssa_copies): When something was changed, do
7590 TODO_remove_unused_locals.
7591 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_value):
7592 add TODO_remove_unused_locals when instruction was removed.
7594 2007-02-04 Jan Hubicka <jh@suse.cz>
7596 * ipa-inline.c (try_inline): Improve debug output; work on already
7598 (cgraph_decide_inlining_incrementally): Indent; improve debug output;
7599 call try_inline for already inlined edges too when flattening;
7600 inline also functions that make callee growth but overall unit size
7603 2007-02-04 Kazu Hirata <kazu@codesourcery.com>
7605 * config/m32c/bitops.md, config/m32c/jump.md,
7606 config/m32c/m32c.c, config/m32c/m32c.h, config/m32r/m32r.c,
7607 config/m32r/m32r.h, config/m32r/m32r.md,
7608 config/m32r/predicates.md, config/m68hc11/larith.asm,
7609 config/m68hc11/m68hc11.c, config/m68hc11/m68hc11.h,
7610 config/m68k/m68k.h, config/mcore/mcore.md, config/mips/4k.md,
7611 config/mips/mips-protos.h, config/mips/mips.c,
7612 config/mips/mips.h, config/mips/mips.md, config/mips/mips16.S,
7613 config/mn10300/mn10300.h, config/mn10300/predicates.md,
7614 config/mt/mt.c, config/mt/mt.h, config/mt/mt.md: Follow
7615 spelling conventions.
7617 * config/v850/v850.c, config/v850/v850.h, config/v850/v850.md:
7618 Follow spelling conventions.
7620 2007-02-03 Douglas Gregor <doug.gregor@gmail.com>
7622 * c-opts.c (c_common_post_options): If C++0x mode is enabled, don't
7623 warn about C++0x compatibility.
7625 2007-02-04 Kazu Hirata <kazu@codesourcery.com>
7627 * config/h8300/h8300.c, config/h8300/h8300.h,
7628 config/h8300/h8300.md: Follow spelling conventions.
7630 2007-02-03 Uros Bizjak <ubizjak@gmail.com>
7633 * combine.c (try_combine): Do not substitute source operand
7634 with constants wider than 2 * HOST_BITS_PER_WIDE_INT.
7636 2007-02-03 Jan Hubicka <jh@suse.cz>
7638 PR gcov-profile/30650
7639 * value-prof.c (stringop_block_profile): Fix handling of size counter;
7640 do not divide by zero for never executed counters.
7641 (tree_find_values_to_profile): Fix counters.
7642 * gcov-ui.h (GCOV_COUNTER_AVERAGE, GCOV_COUNTER_IOR): Fix comments.
7644 2007-02-03 Ian Lance Taylor <iant@google.com>
7646 * lower-subreg.c (simple_move_operand): New static function,
7647 broken out of simple_move. Reject LABEL_REF, SYMBOL_REF, and HIGH
7649 (simple_move): Call simple_move_operand.
7650 (find_decomposable_subregs): Add special handling of MEMs.
7651 (can_decompose_p): Rename from cannot_decompose_p. Reverse
7652 meaning of return value. If we see a hard register, test whether
7653 it can store a word_mode value. Change all callers.
7655 2007-02-03 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
7657 * pa.md (addvdi3, addvsi3, subvdi3, subvsi3, negvdi2, negvsi2): New
7658 ftrapv insns and expanders.
7659 (subdi3): Change define_expand operand 1 to arith11_operand, and
7660 operand 2 to reg_or_0_operand. Change constraints of 64-bit insn
7661 pattern to handle reg_or_0 operands. Revise 32-bit insn pattern to
7662 handle 11-bit constants and reg_or_0 operands in operands 1 and 2,
7666 * varasm.c (notice_global_symbol): Treat global objects as weak when
7669 2007-02-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7671 * emit-rtl.c (dconstpi): Delete.
7673 (init_emit_once): Delete dconstpi and init dconstsqrt2.
7674 * real.h (dconstpi): Delete.
7676 * builtins.c (fold_builtin_cabs): Use dconstsqrt2.
7677 (fold_builtin_hypot): Likewise.
7679 2007-02-03 Tom Tromey <tromey@redhat.com>
7682 * gcc.c (cpp_unique_options): Any of -ggdb3, -gstabs3,
7683 -gcoff3, -gxcoff3, -gvms3 implies -dD.
7685 2007-02-03 Kazu Hirata <kazu@codesourcery.com>
7687 * c-decl.c, config/avr/avr.c, config/avr/avr.h,
7688 config/m68k/m68k.c, config/m68k/netbsd-elf.h,
7689 config/mn10300/mn10300.c, config/pdp11/pdp11.h,
7690 config/rs6000/cell.md, config/rs6000/darwin.h,
7691 config/sh/sh.md, config/sh/sh4-300.md, config/spu/spu.c,
7692 config/spu/spu.md, cselib.c, expr.c, haifa-sched.c, hwint.h,
7693 jump.c, reload.c, sched-deps.c, sched-int.h, tree-inline.c,
7694 tree-profile.c, tree-ssa-live.h, tree-vrp.c: Fix comment
7695 typos. Follow spelling conventions.
7696 * doc/invoke.texi: Follow spelling conventions.
7698 2007-02-03 Roger Sayle <roger@eyesopen.com>
7700 * simplify-rtx.c (simplify_relational_operation_1): Implement some
7701 canonicalization transformations that attempt to simplify integer
7702 constant comparisons to become comparisons against zero.
7704 2007-02-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7706 * builtins.c (fold_builtin_cabs): Fold cabs(x+xi) into
7708 * fold-const.c (fold_binary): Fix comment typos. Fold complex
7709 (x,0)-(0,y) into (x,-y). Likewise (0,y)-(x,0) into (-x,y).
7711 2007-02-02 Mike Stump <mrs@apple.com>
7713 * config/darwin9.h (DARWIN_LINKER_GENERATES_ISLANDS): Add.
7714 * config/rs6000/rs6000.c (DARWIN_GENERATE_ISLANDS): Add.
7715 (output_call): Use DARWIN_GENERATE_ISLANDS to decide when to
7716 generate a branch island.
7718 2007-02-02 Bob Wilson <bob.wilson@acm.org>
7720 * config/xtensa/xtensa.c (smalloffset_mem_p): Use BASE_REG_P.
7721 (xtensa_legitimate_address_p): New.
7722 (xtensa_legitimize_address): New.
7723 (xtensa_output_addr_const_extra): New.
7724 * config/xtensa/xtensa.h (REG_OK_STRICT_FLAG): Define.
7726 (REG_OK_FOR_BASE_P): Use BASE_REG_P.
7727 (GO_IF_LEGITIMATE_ADDRESS): Move code to xtensa_legitimate_address_p.
7728 (LEGITIMIZE_ADDRESS): Move code to xtensa_legitimize_address.
7729 (OUTPUT_ADDR_CONST_EXTRA): Move code to xtensa_output_addr_const_extra.
7730 * config/xtensa/xtensa-protos.h (xtensa_legitimate_address_p): New.
7731 (xtensa_legitimize_address): New.
7732 (xtensa_output_addr_const_extra): New.
7734 2007-02-02 Steve Ellcey <sje@cup.hp.com>
7736 * config/ia64/ia64.c (ia64_print_operand): Fix compare strings.
7738 2007-02-02 Ian Lance Taylor <iant@google.com>
7740 * expmed.c (expand_divmod): Add comment.
7742 2007-02-02 Kazu Hirata <kazu@codesourcery.com>
7744 * emit-rtl.c (renumber_insns): Remove.
7745 * flags.h: Remove the extern for flag_renumber_insns.
7746 * rtl.h: Remove the prototype for renumber_insns.
7747 * toplev.c (flag_renumber_insns): Remove.
7749 2007-02-02 Hui-May Chang <hm.chang@apple.com>
7751 Revert for x86 darwin:
7752 2005-06-19 Uros Bizjak <uros@kss-loka.si>
7754 * config/i386/i386.c (ix86_function_arg_regno_p): Put back the
7755 code before the following patch under TARGET_MACHO.
7756 (ix86_function_value_regno_p): Likewise.
7758 2007-02-02 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7760 * fold-const.c (negate_expr_p, fold_negate_expr): Handle
7763 2007-02-02 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
7766 * config/ia64/ia64.c (ia64_speculate_insn): Restrict to memory loads to
7767 general or fp registers. Add comments.
7768 * config/ia64/ia64.md (reg_pred_prefix): Add comment.
7770 2007-02-02 Paolo Bonzini <bonzini@gnu.org>
7772 * pointer-set.c (insert_aux): Only return insertion slot.
7773 (pointer_set_insert): Adjust.
7774 (pointer_set_traverse, struct pointer_map_t, pointer_map_create,
7775 pointer_map_destroy, pointer_map_insert, pointer_map_contains,
7776 pointer_map_traverse): New.
7777 * pointer-set.h (pointer_set_traverse, struct pointer_map_t,
7778 pointer_map_create, pointer_map_destroy, pointer_map_insert,
7779 pointer_map_contains, pointer_map_traverse): Declare.
7781 2007-02-02 Jakub Jelinek <jakub@redhat.com>
7784 * builtins.c (fold_builtin_sprintf): Do not attempt to optimize
7785 sprintf (str, "%s"). Do not optimize sprintf (str, "nopercent", p++).
7787 2007-02-02 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
7789 * sched-int.h (ds_to_dk, dk_to_ds): Declare functions.
7791 (struct _dep): New type.
7792 (dep_t): New typedef.
7793 (DEP_PRO, DEP_CON, DEP_KIND): New access macros.
7794 (DEP_STATUS): New access macro. The macro with the same name was
7795 renamed to DEP_LINK_STATUS.
7796 (dep_init): Declare function
7798 (struct _dep_link): New type.
7799 (dep_link_t): New typedef.
7800 (DEP_LINK_NODE, DEP_LINK_NEXT, DEP_LINK_PREV_NEXTP): New access macros.
7801 (DEP_LINK_DEP, DEP_LINK_PRO, DEP_LINK_CON, DEP_LINK_KIND): New macros.
7802 (DEP_LINK_STATUS): New macro.
7803 (debug_dep_links): New debug function.
7805 (struct _deps_list): New type.
7806 (deps_list_t): New typedef.
7807 (DEPS_LIST_FIRST): New access macro.
7808 (FOR_EACH_DEP_LINK): New cycle macro.
7809 (create_deps_list, free_deps_list, delete_deps_list): Declare
7811 (deps_list_empty_p, debug_deps_list, add_back_dep_to_deps_list): Ditto.
7812 (find_link_by_pro_in_deps_list, find_link_by_con_in_deps_list): Ditto.
7813 (copy_deps_list_change_con): Ditto.
7815 (move_dep_link): Declare function.
7817 (struct _dep_node): New type.
7818 (dep_node_t): New typedef.
7819 (DEP_NODE_BACK, DEP_NODE_DEP, DEP_NODE_FORW): New access macros.
7821 (struct haifa_insn_data.back_deps): New field to hold backward
7822 dependencies of the insn.
7823 (struct haifa_insn_data.depend): Rename to forw_deps. Change its type
7825 (struct haifa_insn_data.resolved_deps): Rename to resolved_back_deps.
7826 Change its type to deps_list_t.
7827 (INSN_BACK_DEPS): New access macro to use instead of LOG_LINKS.
7828 (INSN_DEPEND): Rename to INSN_FORW_DEPS.
7829 (RESOLVED_DEPS): Rename to INSN_RESOLVED_BACK_DEPS.
7831 (INSN_COST): Move to haifa-sched.c. Use insn_cost () instead.
7833 (DEP_STATUS): Rename to DEP_LINK_STATUS. Fix typo in the comment.
7835 (add_forw_dep, delete_back_forw_dep, insn_cost): Update declaration and
7837 (dep_cost): Declare.
7839 * sched-deps.c (CHECK): New macro to (en/dis)able sanity checks.
7840 (ds_to_dk, dk_to_ds): New functions.
7842 (init_dep_1): New static function.
7843 (init_dep): New function.
7844 (copy_dep): New static function.
7846 (dep_link_consistent_p, attach_dep_link, add_to_deps_list): New static
7848 (detach_dep_link): New static function.
7849 (move_dep_link): New function.
7851 (dep_links_consistent_p, dump_dep_links): New static functions.
7852 (debug_dep_links): New debugging function.
7854 (deps_obstack, dl_obstack, dn_obstack): New static variables.
7856 (alloc_deps_list, init_deps_list): New static functions.
7857 (create_deps_list): New function.
7858 (clear_deps_list): New static function.
7859 (free_deps_list, delete_deps_list, deps_list_empty_p): New functions.
7860 (deps_list_consistent_p, dump_deps_list): New static functions.
7861 (debug_deps_list): New function.
7862 (add_back_dep_to_deps_list, find_link_by_pro_in_deps_list): New
7864 (find_link_by_con_in_deps_list, copy_deps_list_change_con): Ditto.
7866 (maybe_add_or_update_back_dep_1, add_or_update_back_dep_1): Update to
7867 use new scheduler dependencies lists.
7868 (add_back_dep, delete_all_dependences, fixup_sched_groups): Ditto.
7869 (sched_analyze): Ditto. Initialize dependencies lists.
7870 (add_forw_dep, compute_forward_dependences): Update to use new
7871 scheduler dependencies lists.
7873 (init_dependency_caches): Init deps_obstack.
7874 (free_dependency_caches): Free deps_obstack.
7876 (adjust_add_sorted_back_dep, adjust_back_add_forw_dep): Update to use
7877 new scheduler dependencies lists.
7878 (delete_forw_dep, add_or_update_back_forw_dep): Ditto.
7879 (add_back_forw_dep, delete_back_forw_dep): Ditto.
7881 * sched-rgn.c (set_spec_fed, find_conditional_protection, is_pfree):
7882 Update to use new scheduler dependencies lists.
7883 (is_conditionally_protected, is_prisky, add_branch_dependences): Ditto.
7884 (debug_dependencies): Ditto.
7885 (schedule_region): Update comments.
7887 * sched-ebb.c (earliest_block_with_similiar_load): Update to use new
7888 scheduler dependencies lists.
7889 (schedule_ebb): Update comments.
7891 * rtl.def (DEPS_LIST): Remove.
7893 * lists.c (unused_deps_list): Remove.
7894 (free_list): Update assertions.
7896 (alloc_DEPS_LIST, free_DEPS_LIST_list, free_DEPS_LIST_node): Remove.
7897 (remove_free_DEPS_LIST_elem, copy_DEPS_LIST_list): Ditto.
7899 * rtl.h (free_DEPS_LIST_list, alloc_DEPS_LIST): Remove declarations.
7900 (remove_free_DEPS_LIST_elem, copy_DEPS_LIST_list): Ditto.
7902 * haifa-sched.c (comments): Update.
7903 (insn_cost1): Remove. Inline the code into insn_cost ().
7904 (insn_cost): Update to use new scheduler dependencies lists. Move
7905 processing of the dependency cost to dep_cost ().
7906 (dep_cost): New function. Use it instead of insn_cost () when
7907 evaluating cost of the dependency. Use compatible interface to
7908 interact with the target.
7909 (priority): Update to use new scheduler dependencies lists.
7910 (rank_for_schedule): Ditto. Optimize heuristic that prefers the insn
7911 with greater number of insns that depend on the insn.
7912 (schedule_insn): Update to use new scheduler dependencies lists. Add
7913 code to free backward dependencies lists. Inline and optimize code
7914 from resolve_dep () - see PR28071.
7915 (ok_for_early_queue_removal): Update to use new scheduler dependencies
7916 lists. Update call to targetm.sched.is_costly_dependence hook.
7918 (fix_inter_tick, try_ready, fix_tick_ready): Update to use new
7919 scheduler dependencies lists.
7921 (resolve_dep): Remove. Move the logic to schedule_insn ().
7922 (init_h_i_d): Initialize dependencies lists.
7924 (process_insn_depend_be_in_spec): Rename to
7925 process_insn_forw_deps_be_in_spec. Update to use new scheduler
7927 (add_to_speculative_block, create_check_block_twin, fix_recovery_deps):
7928 Update to use new scheduler dependencies lists.
7929 (clear_priorities, calc_priorities, add_jump_dependencies): Ditto.
7931 * ddg.c (create_ddg_dependence, create_ddg_dep_no_link): Update to use
7932 new scheduler dependencies lists.
7933 (build_intra_loop_deps): Ditto.
7935 * target.h (struct _dep): Declare to use in
7936 gcc_target.sched.is_costly_dependence.
7937 (struct gcc_target.sched.adjust_cost): Fix typo.
7938 (struct gcc_target.sched.is_costly_dependence): Change signature to use
7939 single dep_t parameter instead of an equivalent triad.
7940 (struct gcc_target.sched.adjust_cost_2): Remove.
7942 * target-def.h (TARGET_SCHED_ADJUST_COST_2): Remove.
7944 * reg-notes.def (DEP_TRUE, DEP_OUTPUT, DEP_ANTI): Update comments.
7946 * doc/tm.texi (TARGET_SCHED_IS_COSTLY_DEPENDENCE): Update
7948 (TARGET_SCHED_ADJUST_COST_2): Remove documentation.
7950 * doc/rtl.texi (LOG_LINKS): Remove part about instruction scheduler.
7951 (REG_DEP_TRUE): Document.
7953 * config/ia64/ia64.c (ia64_adjust_cost_2): Rename to ia64_adjust_cost.
7954 Change signature to correspond to the targetm.sched.adjust_cost hook.
7955 Update use in TARGET_SCHED_ADJUST_COST_2.
7956 (TARGET_SCHED_ADJUST_COST_2): Rename to TARGET_SCHED_ADJUST_COST.
7957 (ia64_dependencies_evaluation_hook, ia64_dfa_new_cycle): Update to use
7958 new scheduler dependencies lists.
7959 (ia64_gen_check): Ditto.
7961 * config/mips/mips.c (vr4130_swap_insns_p): Update to use new scheduler
7964 * config/rs6000/rs6000.c (rs6000_is_costly_dependence): Change
7965 signature to correspond to the targetm.sched.is_costly_dependence hook.
7966 (is_costly_group): Update to use new scheduler dependencies lists.
7968 * config/spu/spu.c (spu_sched_adjust_cost): Use insn_cost () function
7969 instead of INSN_COST () macro.
7971 2007-02-01 Ian Lance Taylor <iant@google.com>
7973 * lower-subreg.c (resolve_clobber): Handle a subreg of a concatn.
7975 2007-02-01 Guy Martin <gmsoft@gentoo.org>
7977 * pa.md (tp_load): Correct mfctl instruction syntax.
7979 2007-02-01 Geoffrey Keating <geoffk@apple.com>
7981 * config/rs6000/rs6000.c (rs6000_stack_info): Correct
7982 altivec_padding_size calculation on AIX. Improve comment, add
7983 assert to verify that it's right.
7985 * config/rs6000/darwin.h (MD_UNWIND_SUPPORT): Don't define for
7988 2007-2-01 Seongbae Park <seongbae.park@gmail.com>
7991 * global.c (global_alloc): Add mising initialization of
7994 2007-02-01 Roger Sayle <roger@eyesopen.com>
7996 * alias.c (init_alias_analysis): Correct whitespace.
7997 * bb-reorder.c (fix_edges_for_rarely_executed_code,
7998 partition_hot_cold_basic_blocks): Likewise.
7999 * builtins.c (expand_builtin_printf, expand_builtin_fprintf,
8000 expand_builtin_sprintf, fold_builtin_carg, fold_builtin_sprintf,
8001 maybe_emit_sprintf_chk_warning, fold_builtin_sprintf_chk,
8002 fold_builtin_snprintf_chk, fold_builtin_printf,
8003 fold_builtin_fprintf, do_mpfr_ckconv, do_mpfr_arg1, do_mpfr_arg2,
8004 do_mpfr_arg3, do_mpfr_sincos): Likewise.
8005 * cfgcleanup.c (cleanup_cfg): Likewise.
8006 * cfgexpand.c (tree_expand_cfg): Likewise.
8007 * fold-const.c (fold_binary) <RDIV_EXPR>: Likewise.
8008 * function.c (get_next_funcdef_no): Likewise.
8009 * gengtype.c (main): Likewise.
8010 * genmodes.c (main): Likewise.
8011 * gcse.c (bypass_conditional_jumps, print_ldst_list): Likewise.
8012 * haifa-sched.c (schedule_block, extend_h_i_d): Likewise.
8013 * ifcvt.c (noce_emit_move_insn): Likewise.
8014 * modulo-sched.c (generate_prolog_epilog, sms_schedule_by_order):
8016 * stor-layout.c (get_best_mode): Likewise.
8017 * tree-ssa-loop-niter.c (get_val_for): Likewise.
8018 * tree-ssa-structalias.c (get_varinfo, get_varinfo_fc,
8019 scc_visit, do_ds_constraint, do_complex_constraint, label_visit,
8020 perform_var_substitution, solve_graph): Likewise.
8021 * tree-vrp.c (vrp_finalize): Likewise.
8023 2007-02-01 Ian Lance Taylor <iant@google.com>
8025 * lower-subreg.c (simplify_gen_subreg_concatn): If we ask for the
8026 high part of a paradoxical subreg, return a constant zero.
8028 2007-02-01 Zdenek Dvorak <dvorakz@suse.cz>
8030 * toplev.c (lang_dependent_init): Call init_set_costs.
8031 * loop-init.c (loop_optimizer_init): Do not call init_set_costs.
8033 2007-02-01 Richard Guenther <rguenther@suse.de>
8036 * fold-const.c (fold_negate_expr): Allow negating a
8037 constant if overflow does not change.
8039 2007-02-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
8041 * doc/c-tree.texi (Expression trees): Improve markup.
8042 * doc/tm.texi (Register Classes, Addressing Modes)
8043 (Floating Point): Fix spacing after abbreviations. Fix some
8046 2007-02-01 Ben Elliston <bje@au.ibm.com>
8048 * doc/invoke.texi: Replace "bugfix" with "bug fix" throughout.
8049 * doc/contrib.texi: Likewise.
8050 * doc/install.texi: Likewise.
8052 2007-01-31 Richard Henderson <rth@redhat.com>
8053 Ian Lance Taylor <iant@google.com>
8055 * lower-subreg.c: New file.
8056 * rtl.def (CONCATN): Define.
8057 * passes.c (init_optimization_passes): Add pass_lower_subreg and
8059 * emit-rtl.c (update_reg_offset): New static function, broken out
8060 of gen_rtx_REG_offset.
8061 (gen_rtx_REG_offset): Call update_reg_offset.
8062 (gen_reg_rtx_offset): New function.
8063 * regclass.c: Revert patch of 2006-03-05, restoring
8065 (clear_reg_info_regno): New function.
8066 * dwarf2out.c (concatn_loc_descriptor): New static function.
8067 (loc_descriptor): Handle CONCATN.
8068 * common.opt (fsplit_wide_types): New option.
8069 * opts.c (decode_options): Set flag_split_wide_types when
8071 * timevar.def (TV_LOWER_SUBREG): Define.
8072 * rtl.h (gen_reg_rtx_offset): Declare.
8073 (reg_scan_update): Declare.
8074 * regs.h (clear_reg_info_regno): Declare.
8075 * tree-pass.h (pass_lower_subreg): Declare.
8076 (pass_lower_subreg2): Declare.
8077 * doc/invoke.texi (Option Summary): List -fno-split-wide-types.
8078 (Optimize Options): Add -fsplit-wide-types to -O1 list. Document
8080 * doc/rtl.texi (Regs and Memory): Document concat and concatn.
8081 * Makefile.in (OBJS-common): Add lower-subreg.o.
8082 (lower-subreg.o): New target.
8084 2007-01-31 Kazu Hirata <kazu@codesourcery.com>
8086 * config/sh/sh.h (HAVE_SECONDARY_RELOADS): Remove.
8088 2007-01-31 Anatoly Sokolov <aesok@post.ru>
8091 * config/avr/avr.c (DWARF2_ADDR_SIZE): Define.
8093 2007-01-31 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8096 * builtins.c (fold_builtin_sqrt): Use MPFR for constant args.
8098 2007-01-31 Zdenek Dvorak <dvorakz@suse.cz>
8100 * cfgloop.h: Include vec-prim.h.
8101 (enum li_flags): Remove LI_ONLY_OLD.
8102 (loop_iterator): Changed.
8103 (fel_next, fel_init): Iterate over loop tree.
8104 (FOR_EACH_LOOP_BREAK): New macro.
8105 * loop-unswitch.c (unswitch_loops): Do not pass LI_ONLY_OLD to
8107 * tree-ssa-loop-unswitch.c (tree_ssa_unswitch_loops): Ditto.
8108 * modulo-sched.c (sms_schedule): Ditto.
8109 * tree-vectorizer.c (vectorize_loops): Ditto.
8110 * doc/loop.texi: Update information on loop numbering and behavior of
8111 FOR_EACH_LOOP wrto new loops.
8112 * tree-scalar-evolution.c (compute_overall_effect_of_inner_loop,
8113 add_to_evolution_1): Test nestedness of loops instead of comparing
8115 * tree-chrec.c (chrec_fold_plus_poly_poly,
8116 chrec_fold_multiply_poly_poly, chrec_evaluate,
8117 hide_evolution_in_other_loops_than_loop, chrec_component_in_loop_num,
8118 reset_evolution_in_loop): Ditto.
8119 * Makefile.in (CFGLOOP_H): Add vecprim.h dependency.
8121 2007-01-31 Dirk Mueller <dmueller@suse.de>
8123 * c-common.c (warn_about_parentheses): Separate warning about
8124 un-parenthized sequence of comparison operators from the one
8125 which is supposed to warn about x <= y <= z.
8127 2007-01-31 Uros Bizjak <ubizjak@gmail.com>
8129 * optabs.h (enum optab_index): Add new OTI_isinf.
8130 (isinf_optab): Define corresponding macro.
8131 * optabs.c (init_optabs): Initialize isinf_optab.
8132 * genopinit.c (optabs): Implement isinf_optab using isinf?f2
8134 * builtins.c (mathfn_built_in): Handle BUILT_IN_ISINF{,F,L}.
8135 (expand_builtin_interclass_mathfn): Expand BUILT_IN_ISINF{,F,L}
8137 (expand_builtin): Expand BUILT_IN_ISINF{,F,L} using
8138 expand_builtin_interclass_mathfn.
8139 * reg_stack.c (subst_stack_regs_pat): Handle UNSPEC_FXAM.
8140 * config/i386/i386.md (UNSPEC_FXAM): New constant.
8141 (fxam<mode>2_i387): New insn pattern.
8142 (isinf<mode>2) New expander to implement isinf, isinff and isinfl
8143 built-in functions as x87 inline asm.
8145 2007-01-31 Kazu Hirata <kazu@codesourcery.com>
8147 * config/arm/unwind-arm.h (_sleb128_t, _uleb128_t): New.
8149 2007-01-30 Eric Christopher <echristo@apple.com>
8151 * config.gcc: Add geode.
8153 2007-01-31 Kazu Hirata <kazu@codesourcery.com>
8155 * cgraphunit.c, config/arm/arm.c, config/m68k/m68k.c,
8156 ipa-inline.c, tree-profile.c, tree-ssa-live.c,
8157 tree-ssa-math-opts.c, tree-ssanames.c, tree-vect-analyze.c,
8158 value-prof.c: Fix comment typos.
8160 2007-01-30 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8163 * doc/invoke.texi (Wpointer-arith): Document warning.
8165 2007-01-30 Janis Johnson <janis187@us.ibm.com>
8167 * doc/extend.texi (Decimal Floating Types): Remove decfloat.h from
8168 the list of discrepancies from the draft TR.
8170 2007-01-30 Dirk Mueller <dmueller@suse.de>
8173 * doc/invoke.texi (-Wreturn-type): Update description to
8176 2007-01-30 Richard Sandiford <richard@codesourcery.com>
8178 * cfgrtl.c (try_redirect_by_replacing_jump): Check only_sets_cc0_p.
8180 2007-01-30 Uros Bizjak <ubizjak@gmail.com>
8182 * builtins.c (expand_builtin_int_interclass_roundingfn): New function
8183 to handle optabs that operate on floating point input argument and
8184 output to integer output.
8185 (expand_builtin_mathfn) [BUILT_IN_ILOGB]: Move from here ...
8186 (expand_builtin_interclass_mathfn) [BUILT_IN_ILOGB]: ... to here.
8187 (expand_builtin): Expand BUILT_IN_ILOGB{,F,L} using
8188 expand_builtin_interclass_mathfn ().
8189 * config/i386/i386.md (fxtractxf3_i387): Rename from *fxtractxf3_i387.
8191 (ilogbxf2, ilogb<mode>2): New expanders to implement ilogb, ilogbf and
8192 ilogbl built-in functions as x87 intrinsics.
8194 2007-01-30 Richard Guenther <rguenther@suse.de>
8197 * dwarf2out.c (reference_to_unused): Query varpool if the
8198 variable was output.
8200 2007-01-30 Richard Guenther <rguenther@suse.de>
8203 * passes.c (execute_one_pass): Reset in_gimple_form to not
8204 confuse non-unit-at-a-time mode.
8206 2007-01-29 Roger Sayle <roger@eyesopen.com>
8207 Richard Guenther <rguenther@suse.de>
8209 * fold-const.c (round_up): Make HIGH an unsigned HOST_WIDE_INT to
8210 avoid undefined behaviour on overflow. Use force_fit_type_double
8211 to construct the constant with the specified TREE_OVERFLOW.
8213 2007-01-29 Janis Johnson <janis187@us.ibm.com>
8215 * config/dfp-bit.c: Add parameterized support for fp exceptions.
8216 * config/dfp-bit.h: Ditto.
8218 2007-01-29 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8220 * c-decl.c (pop_scope): Replace warnings with call to
8221 warn_for_unused_label.
8222 * c-common.h (warn_for_unused_label): Declare.
8223 * c-common.c (warn_for_unused_label): Define.
8225 2007-01-29 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8227 * tree-optimize.c (update_inlined_to_pointers): Delete unused
8230 2007-01-29 Janis Johnson <janis187@us.ibm.com>
8232 * Makefile.in (USER_H): Remove decfloat.h.
8233 * ginclude/decfloat.h: Delete, moving contents to ...
8234 * ginclude/float.h: Add support for decimal floating point,
8235 guarded by __STDC_WANT_DEC_FP__.
8237 2007-01-29 Mike Stump <mrs@apple.com>
8239 * doc/gccint.texi (Top): Rename Loop Representation to Loop
8240 Analysis and Representation to resolve case insensitive conflict.
8241 * doc/loop.texi (Loop Analysis and Representation): Likewise.
8243 2007-01-28 Daniel Berlin <dberlin@dberlin.org>
8245 * tree.h (struct tree_memory_tag): Add aliases member.
8246 (MTAG_ALIASES): New macro.
8247 * tree-ssa-alias.c (alias_bitmap_obstack): New variable.
8248 (add_may_alias): Remove pointer-set. Update for may_aliases being
8250 (mark_aliases_call_clobbered): Update for may_aliases being a
8252 (compute_tag_properties): Ditto.
8253 (create_partition_for): Ditto.
8254 (compute_memory_partitions): Ditto.
8255 (dump_may_aliases_for): Ditto.
8256 (is_aliased_with): Ditto.
8257 (add_may_alias_for_new_tag): Ditto.
8258 (rewrite_alias_set_for): Rewrite for may_aliases being a bitmap.
8259 (compute_is_aliased): New function.
8260 (compute_may_aliases): Call compute_is_aliased).
8261 (init_alias_info): Initialize alias_bitmap_obstack.
8262 (union_alias_set_into): New function.
8263 (compute_flow_sensitive_aliasing): Use union_aliases_into.
8264 (have_common_aliases_p): Rewrite to take two bitmaps and use
8266 (compute_flow_insensitive_aliasing): Stop using pointer-sets.
8268 (finalize_ref_all_pointers): Update for add_may_alias changes.
8269 (new_type_alias): Ditto.
8270 * tree-flow-inline.h (may_aliases): Return a bitmap.
8271 * tree-dfa.c (dump_variable): Check for MTAG_P'ness.
8272 * tree-ssa.c (verify_flow_insensitive_alias_info): Update for
8273 may_aliases being a bitmap.
8274 * tree-flow.h (struct var_ann_d): Remove may_aliases member.
8275 may_aliases now returns a bitmap.
8276 * tree-ssa-structalias.c (merge_smts_into): Update for may_aliases
8278 * tree-ssa-operands.c (add_virtual_operand): Update for
8279 may_aliases being a bitmap.
8281 2007-01-29 Daniel Berlin <dberlin@dberlin.org>
8283 PR tree-optimization/30630
8284 * tree-ssa-structalias.c (do_complex_constraint): Mark correct
8285 variable as changed.
8287 2007-01-29 Simon Martin <simartin@users.sourceforge.net>
8290 * gimplify.c (gimplify_target_expr): Make sure that the TARGET_EXPR is
8291 expanded only once even if an error occurs.
8293 2007-01-29 Ben Elliston <bje@au.ibm.com>
8295 * gcov-io.h (__gcov_indirect_call_profiler): Declare.
8296 (__gcov_average_profiler): Likewise.
8297 (__gcov_ior_profiler): Likewise.
8298 (__gcov_merge_ior): Likewise.
8300 2007-01-28 Jan Hubicka <jh@suse.cz>
8302 * builtins.c (expand_builtin_memset): Fix typo in my last patch.
8303 * value-prof.c (stringop_block_profile): Likewise.
8305 2007-01-28 Jan Hubicka <jh@suse.cz>
8307 * expr.c (emit_block_move_via_movmem, emit_block_move_via_libcall): Add
8308 variant handling histograms; add wrapper.
8309 (clear_storage_via_libcall): Export.
8310 (emit_block_move_hints): Break out from ...; add histograms.
8311 (emit_block_move): ... this one.
8312 (clear_storage_hints): Break out from ...; add histograms.
8313 (clear_storage): ... this one.
8314 (set_storage_via_memset): Handle histogram.
8315 * expr.h (emit_block_move_via_libcall, emit_block_move_hints): Declare.
8316 (clear_storage_hints, clear_storage_via_libcall): Declare.
8317 (set_storage_via_setmem): Update prototype.
8318 * doc/md.texi (movmem, setmem): Document new arguments.
8320 * value-prof.c (dump_histogram_value, tree_find_values_to_profile): Add
8322 (stringop_block_profile): New global function.
8323 (tree_stringops_values_to_profile): Profile block size and alignment.
8324 * value-prof.h (enum hist_type): add HIST_TYPE_AVERAGE and
8326 (struct profile_hooks): Add gen_average_profiler and gen_ior_profiler.
8327 (stringop_block_profile): Declare.
8328 * builtins.c: Include value-prof.h.
8329 (expand_builtin_memcpy, expand_builtin_memset): Pass block profile.
8330 * gcov-ui.h (GCOV_COUNTER_NAMES): Add new counter.
8331 (GCOV_COUNTER_AVERAGE, GCOV_COUNTER_IOR): New constants.
8332 (GCOV_COUNTERS, GCOV_LAST_VALUE_COUNTER): Update.
8333 * profile.c (instrument_values): Add new counters.
8334 * cfgexpand.c (expand_gimple_basic_block): Propagate histograms to
8336 * tree-profile.c (tree_average_profiler_fn, tree_ior_profiler_fn): New.
8337 (tree_init_edge_profiler): Build new profilers.
8338 (tree_gen_average_profiler, tree_gen_ior_profiler): New.
8339 (pass_tree_profile): Add dump.
8340 (tree_profile_hooks): Update.
8341 * Makefile.in (LIBGCOV): Add new constants.
8342 * libgcov.c (__gcov_merge_ior, __gcov_average_profiler,
8343 __gcov_ior_profiler): New.
8344 * i386.md (movmem/setmem expanders): Add new optional arguments.
8346 2007-01-28 David Edelsohn <edelsohn@gnu.org>
8348 * doc/md.texi (Standard Pattern Names): Document blockage pattern.
8350 2007-01-28 Zdenek Dvorak <dvorakz@suse.cz>
8352 * tree-ssa-loop-unswitch.c: Include tree-inline.h.
8353 (tree_unswitch_single_loop): Pass eni_size_weights to
8354 tree_num_loop_insns.
8355 * tree-ssa-loop-manip.c: Include tree-inline.h.
8356 (can_unroll_loop_p): Pass eni_size_weights to
8357 tree_num_loop_insns.
8358 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p):
8359 Pass eni_size_weights to estimate_num_insns.
8360 * tree.h (init_inline_once): Export.
8361 * toplev.c (backend_init): Call init_inline_once.
8362 * cgraphunit.c (cgraph_process_new_functions,
8363 cgraph_analyze_function): Pass eni_inlining_weights to
8365 * ipa-inline.c (compute_inline_parameters): Ditto.
8366 * tree-ssa-loop-ivcanon.c (tree_num_loop_insns): Pass weights
8367 to estimate_num_insns.
8368 (try_unroll_loop_completely): Pass eni_size_weights to
8369 tree_num_loop_insns.
8370 * tree-eh.c (decide_copy_try_finally): Pass eni_size_weights
8371 ot estimate_num_insns.
8372 * tree-ssa-loop-prefetch.c: Include tree-inline.h.
8373 (loop_prefetch_arrays): Pass eni_time_weights to tree_num_loop_insns.
8374 * tree-inline.c (eni_inlining_weights, eni_size_weights,
8375 eni_time_weights): New variables.
8376 (init_inline_once): Initialize them.
8377 (struct eni_data): Mew.
8378 (estimate_num_insns_1, estimate_num_insns): Use weights.
8379 * tree-inline.h (struct eni_weights_d): New.
8380 (eni_inlining_weights, eni_size_weights, eni_time_weights): Declare.
8381 (estimate_num_insns): Declaration changed.
8382 * cfgloop.h (tree_num_loop_insns): Declaration changed.
8383 * Makefile.in (tree-ssa-loop-unswitch.o, tree-ssa-loop-prefetch.o,
8384 tree-ssa-loop-manip.o): Add TREE_INLINE_H dependency.
8386 2007-01-28 Zdenek Dvorak <dvorakz@suse.cz>
8388 * tree-data-ref.c (conflict_fn): Assert that the number of affine
8389 relations in the conflict function is valid.
8391 2007-01-27 Ian Lance Taylor <iant@google.com>
8393 * common.opt: Add fstrict-overflow.
8394 * opts.c (decode_options): Set flag_strict_overflow if -O2.
8395 * flags.h (TYPE_OVERFLOW_WRAPS): Define.
8396 (TYPE_OVERFLOW_UNDEFINED): Define.
8397 (TYPE_OVERFLOW_TRAPS): Define. This replaces TYPE_TRAP_SIGNED.
8399 * tree.h (TYPE_TRAP_SIGNED): Don't define.
8400 * fold-const.c (negate_expr_p): Use TYPE_OVERFLOW_UNDEFINED.
8401 (fold_negate_expr): Likewise.
8402 (make_range): Likewise.
8403 (extract_muldiv_1): Likewise.
8404 (maybe_canonicalize_comparison): Likewise.
8405 (fold_comparison): Likewise.
8406 (fold_binary): Likewise.
8407 (tree_expr_nonnegative_p): Likewise.
8408 (tree_expr_nonzero_p): Likewise.
8409 * tree-vrp.c (compare_values): Likewise.
8410 (extract_range_from_binary_expr): Likewise.
8411 (extract_range_from_unary_expr): Likewise.
8412 * tree-ssa-loop-niter.c (infer_loop_bounds_from_signedness):
8414 (nowrap_type_p): Likewise.
8415 * tree-scalar-evolution.c (simple_iv): Likewise.
8416 * fold-const.c (negate_expr_p): Use TYPE_OVERFLOW_WRAPS.
8417 (build_range_check): Likewise.
8418 (extract_muldiv_1): Likewise.
8419 (fold_comparison): Likewise.
8420 * tree-vrp.c (vrp_int_const_binop): Likewise.
8421 (extract_range_from_unary_expr): Likewise.
8422 * convert.c (convert_to_integer): Likewise.
8423 * fold-const.c (fold_negate_expr): Use TYPE_OVERFLOW_TRAPS.
8424 (fold_comparison): Likewise.
8425 (fold_binary): Likewise.
8426 * optabs.c (optab_for_tree_code): Likewise.
8427 * tree-vectorizer.c (vect_is_simple_reduction): Likewise.
8428 * simplify-rtx.c (simplify_const_relational_operation): Check
8429 flag_strict_overflow and flag_trapv.
8430 (simplify_const_relational_operation): Likewise.
8431 * doc/invoke.texi (Option Summary): Mention -fstrict-overflow.
8432 (Optimize Options): Add -fstrict-overflow to -O2 list. Document
8435 2007-01-27 Roger Sayle <roger@eyesopen.com>
8437 * tree.c (tree_fold_gcd): Delete.
8438 * tree.h (tree_fold_gcd): Remove prototype.
8439 * tree-data-ref.c (tree_fold_divides_p): Don't use tree_fold_gcd to
8440 test whether one constant integer is a multiple of another. Instead
8441 call int_const_binop with TRUNC_MOD_EXPR and test for a zero result.
8442 * fold-const.c (multiple_of_p): We've determined both TOP and
8443 BOTTOM are integer constants so we can call int_const_binop directly
8444 instead of the more generic const_binop.
8446 2007-01-27 Roger Sayle <roger@eyesopen.com>
8448 * fold-const.c (size_binop): In the fast-paths for X+0, 0+X, X-0 and
8449 1*X check that the constant hasn't overflowed, to preserve the
8451 (round_up): Provide an efficient implementation when rouding-up an
8452 INTEGER_CST to a power-of-two.
8454 2007-01-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
8456 * doc/sourcebuild.texi: Add comma for clarity.
8457 * doc/extend.texi: Fix some typos.
8458 * doc/passes.texi: Likewise.
8459 * doc/cppinternals.texi: Likewise.
8460 * doc/c-tree.texi: Likewise.
8461 * doc/tree-ssa.texi: Likewise.
8462 * doc/install.texi: Likewise.
8464 2007-01-27 Jan Hubicka <jh@suse.cz>
8466 * tree-sra.c (sra_walk_function): Don't rely on aliases being build.
8467 (pass_sra): Do not require alias information.
8468 * passes.c (init_optimization_passes): Add SRA
8470 2007-01-27 Steven Bosscher <steven@gcc.gnu.org>
8472 * tracer.c (rest_of_handle_tracer): We already cleaned
8473 up the CFG in tracer() so don't do it here again.
8474 * cfgcleanup.c (rest_of_handle_jump2): Don't repeat
8475 cleanup_cfg here, either. And don't call renumber_insns.
8477 * cfgrtl.c (rtl_verify_flow_info_1): Don't verify that BB_END
8478 and BB_HEAD are in the insn stream here. Instead make sure
8479 that BB_INSN is valid on all insns. Also, do check here that
8480 there are no pending branch predictions...
8481 (rtl_verify_flow_info): ...instead of doing it here. Checks
8482 for BB_END and BB_HEAD moved from rtl_verify_flow_info_1 to
8485 2007-01-26 Roger Sayle <roger@eyesopen.com>
8487 * config/i386/i386.c (ix86_swap_binary_operands_p): New helper
8488 function to simplify/factorize operand order canonicalization.
8489 (ix86_fixup_binary_operands): Reorganize using the above function.
8490 (ix86_binary_operator_ok): Likewise.
8492 2007-01-27 Jakub Jelinek <jakub@redhat.com>
8494 * genattrtab.c (struct attr_value_list, insn_code_values): Move to
8495 file scope from optimize_attrs.
8496 (simplify_test_exp): If insn_code_values is not NULL, use it to speed
8498 (optimize_attrs): Clear insn_code_values after freeing it.
8500 2007-01-26 Zdenek Dvorak <dvorakz@suse.cz>
8502 * tree-ssa-address.c (create_mem_ref): Remove ", bsi" from
8503 a parts.base assignment.
8505 2007-01-26 Zdenek Dvorak <dvorakz@suse.cz>
8507 * tree-data-ref.c (dump_subscript): Use dump_conflict_function.
8508 (compute_subscript_distance, initialize_data_dependence_relation,
8509 finalize_ddr_dependent, analyze_ziv_subscript,
8510 analyze_siv_subscript_cst_affine,
8511 compute_overlap_steps_for_affine_univar,
8512 compute_overlap_steps_for_affine_1_2, analyze_subscript_affine_affine,
8513 analyze_siv_subscript, analyze_miv_subscript,
8514 analyze_overlapping_iterations, subscript_dependence_tester_1,
8515 compute_self_dependence, free_dependence_relation): Work
8516 with affine_fn instead of chrecs.
8517 (dump_affine_function, dump_conflict_function, affine_function_equal_p,
8518 common_affine_function, affine_function_base,
8519 affine_function_constant_p, affine_fn_op, affine_fn_plus,
8520 affine_fn_minus, affine_fn_free, conflict_fn_not_known,
8521 conflict_fn_no_dependence, free_conflict_function, free_subscripts,
8522 conflict_fn, affine_fn_cst, affine_fn_univar): New functions.
8523 (all_chrecs_equal_p): Removed.
8524 * tree-data-ref.h (affine_fn, conflict_function): New types.
8525 (struct subscript): Change type of conflicting_iterations_in_a
8526 and conflicting_iterations_in_b.
8528 2007-01-26 Steve Ellcey <sje@cup.hp.com>
8531 * config/pa/pa.h (TARGET_HPUX_11): New.
8532 * config/pa/pa-hpux11.h (TARGET_HPUX_11): New.
8533 * config/pa/pa.c (pa_init_builtins): Use TARGET_HPUX_11.
8535 2007-01-26 Daniel Berlin <dberlin@dberlin.org>
8536 Richard Guenther <rguenther@suse.de>
8538 * tree-ssa-structalias.c (solve_graph): Handle case
8539 we merged the variable to another.
8541 2007-01-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8543 * builtins.c (fold_builtin_1): Treat ccos and ccosh as 'even'
8546 * fold-const.c (negate_mathfn_p): Treat casin, casinh, catan,
8547 catanh, cproj, csin, csinh, ctan and ctanh as 'odd' functions.
8549 2007-01-25 DJ Delorie <dj@redhat.com>
8551 * config/m32c/m32c.c (m32c_cannot_change_mode_class): We don't
8552 allow changes to modes which don't fit in those registers.
8554 * reload1.c (choose_reload_regs): Check for invalid subregs before
8555 computing their locations, not after.
8557 2007-01-25 Geoffrey Keating <geoffk@apple.com>
8560 * config/rs6000/rs6000.c (first_altivec_reg_to_save): On Darwin,
8561 save Altivec registers in an eh_return function.
8562 (compute_vrsave_mask): Likewise.
8563 (rs6000_stack_info): Correct AIX/Darwin stack alignment computation
8564 for saving Altivec registers.
8565 (rs6000_emit_prologue): Don't allocate stack twice in
8566 eh_return function. Correct expected value of altivec_save_offset
8567 when using save_world. Describe save of R0 to stack when using
8568 save_world. Describe stack pointer adjustment when using
8569 save_world. Remove duplicated eh_return parameter register saving.
8570 Update sp_offset variable after save_world.
8571 * config/rs6000/t-darwin (LIB2FUNCS_STATIC_EXTRA): Remove
8573 (LIB2FUNCS_EXTRA): Add darwin-world.asm.
8574 * config/rs6000/darwin.h (SUBTARGET_OVERRIDE_OPTIONS): -m64
8577 2007-01-25 Steve Ellcey <sje@cup.hp.com>
8579 * config.gcc (ia64*-*-hpux*): Make posix threads the default.
8581 2007-01-25 Steve Ellcey <sje@cup.hp.com>
8584 * config/pa/pa.c (pa_init_builtins): Set asm names for finite routines.
8585 * config/ia64/ia64.c (ia64_init_builtins): Ditto.
8587 2007-01-25 Richard Guenther <rguenther@suse.de>
8589 * doc/invoke.texi (-Wcoverage-mismatch): Document.
8590 * common.opt (-Wcoverage-mismatch): New warning option.
8591 * coverage.c (get_coverage_counts): Ignore coverage mismatch
8592 if -Wcoverage-mismatch is given.
8594 2007-01-25 Razya Ladelsky <razya@il.ibm.com>
8596 * ipa-cp.c (ipcp_insert_stage, ipcp_driver): Support for SSA.
8597 (ipcp_driver): Change to static definition.
8598 Add dumping of the ifunctions.
8599 (constant_val_insert): Remove unused parameter. Support for SSA.
8600 (ipcp_propagate_const): Support for SSA.
8601 (ipcp_profile_bb_print): Print only analyzed nodes.
8602 (ipcp_replace_map_create): Remove support for Fortran constant
8604 * ipa-prop.c (ipa_method_modify_stmt,
8605 ipa_callsite_compute_param): Support for SSA.
8606 * ipa-prop.h (ipcp_driver): Remove declaration.
8607 (IS_VALID_TREE_MAP_INDEX): Add define.
8609 2007-01-24 Geoffrey Keating <geoffk@apple.com>
8611 * unwind-dw2.c (execute_stack_op): Handle DW_OP_swap.
8613 2007-01-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8616 * builtins.c (fold_builtin_cabs): Use MPFR to evaluate a
8617 constant argument to cabs and do it without checking for
8618 -funsafe-math-optimizations.
8620 2007-01-24 Douglas Gregor <dgregor@osl.iu.edu>
8622 * c-common.h (RID_FIRST_CXX0X): New.
8623 (RID_LAST_CXX0X): New.
8624 * c-opts.c (c_common_handle_option): -Wc++0x-compat is triggered
8626 * c.opt (Wc++0x-compat): New.
8627 * doc/invoke.texi (-Wc++0x-compat): Document.
8629 2007-01-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8631 * builtins.c (fold_builtin_carg): New.
8632 (fold_builtin_1): Use it.
8634 2007-01-24 Jan Hubicka <jh@suse.cz>
8636 * ipa-inline.c (cgraph_decide_inlining): Initialize initial_insns.
8638 * ipa-inline.c (initial_insns, max_insns): Delete.
8639 (compute_max_insns): New function.
8640 (cgraph_decide_inlining_of_small_function): Use it; take minimal amount
8641 of insns as base for code growth.
8642 (cgraph_decide_inlining): Make initial_insns local; do not compute
8644 * params.def (PARAM_INLINE_UNIT_GROWTH): Set to 60.
8645 * doc/invoke.texi (inline-unit-growth): Update docs.
8647 2007-01-24 Jakub Jelinek <jakub@redhat.com>
8649 * config/i386/i386.h (x86_cmpxchg16b): Remove const.
8650 (TARGET_CMPXCHG16B): Define to x86_cmpxchg16b.
8651 * config/i386/i386.c (x86_cmpxchg16b): Remove const.
8652 (override_options): Add PTA_CX16 flag. Set x86_cmpxchg16b
8653 for CPUs that have PTA_CX16 set.
8656 * gimplify.c (omp_check_private): New function.
8657 (gimplify_scan_omp_clauses): Use it for
8658 firstprivate/lastprivate/reduction.
8661 * gimplify.c (omp_add_variable): Don't call omp_notice_variable
8662 on TYPE_SIZE_UNIT for GOVD_LOCAL VLAs.
8665 * omp-low.c (lower_omp_for_lastprivate): Add dlist argument.
8666 If lower_lastprivate_clauses emits some statements, append them
8667 to dlist rather than body_p and to body_p append an initializer.
8668 (lower_omp_for): Adjust caller.
8670 2007-01-24 Steve Ellcey <sje@cup.hp.com>
8672 * target.h (globalize_decl_name): New.
8673 * target-def.h (TARGET_ASM_GLOBALIZE_DECL_NAME): New.
8674 * output.h (default_globalize_decl_name): New.
8675 * varasm.c (asm_output_bss): Use globalize_decl_name instead of
8677 (globalize_decl): Ditto.
8678 (default_globalize_decl_name): New.
8679 * config/ia64/ia64.c (ia64_globalize_decl_name): New.
8680 (ia64_handle_version_id_attribute): New.
8681 (TARGET_ASM_GLOBALIZE_DECL_NAME): New.
8682 (ia64_asm_output_external): Use globalize_decl_name instead
8684 * doc/extend.texi (version_id): New pragma.
8685 * doc/tm.texi (ARGET_ASM_GLOBALIZE_DECL_NAME): New target hook.
8687 2007-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
8689 * unwind-dw2-fde.c (get_cie_encoding): Replaced _Unwind_Word with
8690 _uleb128_t and _Unwind_SWord with _sleb128_t.
8691 * unwind-dw2.c (extract_cie_info, execute_stack_op, execute_cfa_program,
8692 uw_frame_state_for, uw_update_context_1): Likewise.
8693 * unwind-c.c (parse_lsda_header, PERSONALITY_FUNCTION): Likewise.
8694 * unwind-pe.h (read_uleb128, read_sleb128,
8695 read_encoded_value_with_base): Likewise.
8696 * unwind-generic.h: Define _sleb128_t and _uleb128_t types.
8698 2007-01-24 Richard Guenther <rguenther@suse.de>
8700 * builtins.c (expand_builtin_cexpi): Get the fndecl
8701 for cexp in the correct way.
8703 2007-01-24 Jan Hubicka <jh@suse.cz>
8705 * tree-ssa-dce.c (eliminate_unnecesary_stmts): Remove dead LHS of calls.
8707 2007-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
8709 * c-cppbuiltin.c (builtin_define_type_sizeof): New function.
8710 (c_cpp_builtins): New builtin macros: __SIZEOF_INT__, __SIZEOF_LONG__,
8711 __SIZEOF_LONG_LONG__, __SIZEOF_SHORT__, __SIZEOF_POINTER__,
8712 __SIZEOF_FLOAT__, __SIZEOF_DOUBLE__, __SIZEOF_LONG_DOUBLE__,
8713 __SIZEOF_SIZE_T__, __SIZEOF_WCHAR_T__, __SIZEOF_WINT_T__ and
8714 __SIZEOF_PTRDIFF_T__.
8715 * doc/cpp.texi: Documentation for the new builtin macros added.
8717 2007-01-24 Uros Bizjak <ubizjak@gmail.com>
8719 * config/i386/i386.md (tanxf2, tan<mode>2, atan<mode>2, log<mode>2,
8720 log10<mode>2, log2<mode>2, expxf2, exp10xf2, exp2xf2): Use op2
8721 instead of operands[2] to avoid access past the end of array.
8723 2007-01-24 Richard Sandiford <richard@codesourcery.com>
8725 * reload1.c (emit_reload_insns): Pass the reload register
8726 for a non-spill output reload through forget_old_reloads_1.
8728 2007-01-23 Joseph Myers <joseph@codesourcery.com>
8730 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
8731 _SOFT_DOUBLE if doubles use software floating-point.
8732 * config/rs6000/libgcc-ppc-glibc.ver: Export additional long
8733 double functions if _SOFT_DOUBLE, not _SOFT_FLOAT.
8734 * config/rs6000/darwin-ldouble.c: Also compile functions for
8735 hard-float without FPRs. Use fmsub function for all __NO_FPRS__
8736 cases. Compile extra functions if _SOFT_DOUBLE, not _SOFT_FLOAT.
8737 * config/rs6000/linuxspe.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Remove
8738 commented-out long double override.
8739 (CPP_LONGDOUBLE_DEFAULT_SPEC): Likewise.
8740 * config/rs6000/eabispe.h: Likewise.
8741 * config/rs6000/rs6000.c (rs6000_override_options): Don't override
8742 long double for non-SPE.
8743 (rs6000_handle_option): Likewise.
8744 (invalid_e500_subreg): Disallow more subregs involding DImode,
8745 DFmode, TImode or TFmode.
8746 (rs6000_legitimate_offset_address_p): Check TFmode offsets for
8748 (legitimate_lo_sum_address_p): Also check for TFmode for E500
8750 (rs6000_legitimize_address): Also handle TFmode for E500 double.
8751 (rs6000_legitimize_reload_address): Also handle TFmode for E500
8753 (rs6000_legitimate_address): Also check for TFmode for E500
8755 (rs6000_emit_move): Use DFmode subregs of TFmode for E500 double.
8756 (spe_build_register_parallel): Handle TFmode and TCmode.
8757 (rs6000_spe_function_arg): Handle TFmode and TCmode for E500
8759 (function_arg): Handle TFmode and TCmode for E500 double.
8760 (rs6000_init_libfuncs): Initialize extra libfuncs for soft double
8762 (print_operand): Handle TFmode and TImode for %y.
8763 (rs6000_generate_compare): Handle TFmode comparisons for E500
8765 (spe_func_has_64bit_regs_p): Check for TFmode for E500 double.
8766 (rs6000_function_value): Handle TFmode and TCmode for E500 double.
8767 (rs6000_libcall_value): Handle TFmode and TCmode for E500 double.
8768 * config/rs6000/rs6000.h (CANNOT_CHANGE_MODE_CLASS): Check for
8769 TFmode for E500 double.
8770 * config/rs6000/rs6000.md (FP): Allow TF for E500 double.
8771 (floatsidf2): Enable for E500 double.
8772 (movtf_softfloat): Use rs6000_nonimmediate_operand.
8773 (extenddftf2): Change to extenddftf2_fprs.
8774 (extenddftf2): Call gen_spe_extenddftf2 or gen_extenddftf2_fprs
8775 depending on TARGET_E500_DOUBLE.
8776 (extendsftf2): Enable for E500 double.
8777 (trunctfdf2): Enable for E500 double.
8778 (trunctfsf2): Change to trunctfsf2_fprs.
8779 (trunctfsf2): Call gen_spe_trunctfsf2 or gen_trunctfsf2_fprs
8780 depending on TARGET_E500_DOUBLE.
8781 (floatsitf2): Enable for E500 double.
8782 (fix_trunctfsi2): Change to fix_trunctfsi2_fprs.
8783 (fix_trunctfsi2): Call gen_spe_fix_trunctfsi2 or
8784 gen_fix_trunctfsi2_fprs depending on TARGET_E500_DOUBLE.
8785 (negtf2): Change to negtf2_internal.
8786 (negtf2): New expander.
8787 (abstf2): Enable for E500 double. Call gen_spe_abstf2_tst,
8788 gen_spe_abstf2_cmp or gen_abstf2_internal depending on
8789 TARGET_E500_DOUBLE and flag_unsafe_math_optimizations.
8790 (movdi_internal32): Use rs6000_nonimmediate_operand.
8791 (unnamed splitter): Likewise.
8792 * config/rs6000/spe.md (CMPTFEQ_GPR, TSTTFEQ_GPR, CMPTFGT_GPR,
8793 TSTTFGT_GPR, CMPTFLT_GPR, TSTTFLT_GPR): New unspecs.
8794 (SPE64TF, DITI): New mode macros.
8795 (frob_df_di): Change to frob_<SPE64:mode>_<DITI:mode>; allow more
8798 (frob_<mode>_di_2): New.
8799 (frob_tf_di_8_2): New.
8800 (frob_di_df): Change to frob_di_<mode>; allow more modes.
8802 (frob_di_df_2): Change to frob_<DITI:mode>_<SPE64:mode>_2; allow
8804 (frob_ti_<mode>_8_2): New.
8805 (frob_ti_tf_2): New.
8806 (mov_si<mode>_e500_subreg0, mov_si<mode>_e500_subreg0_2,
8807 mov_si<mode>_e500_subreg4, mov_si<mode>_e500_subreg4_2): Allow
8809 (mov_sitf_e500_subreg8, mov_sitf_e500_subreg8_2,
8810 mov_sitf_e500_subreg12, mov_sitf_e500_subreg12_2): New.
8811 (spe_trunctfdf2_internal1, spe_trunctfsf2, spe_extenddftf2,
8812 spe_fix_trunctfsi2, spe_fix_trunctfsi2_internal,
8813 spe_negtf2_internal, spe_abstf2_cmp, spe_abstf2_tst): New.
8814 (cmptfeq_gpr, tsttfeq_gpr, cmptfgt_gpr, tsttfgt_gpr, cmptflt_gpr,
8817 2007-01-23 Ian Lance Taylor <iant@google.com>
8819 * Makefile.in (OBJS-common): Reformat, alphabetize, but put
8821 (OBJS-archive): Reformat, alphabetize.
8822 (OBJS): Change out_object_file to OBJS-md.
8824 2007-01-23 Uros Bizjak <ubizjak@gmail.com>
8826 * config/i386/i386.md: Use REG_P, MEM_P, CONST_INT_P, LABEL_P,
8827 JUMP_P and CALL_P predicates where applicable.
8828 * config/i386/i386.c: Ditto.
8829 * config/i386/i386.md: Ditto.
8830 * config/i386/mmx.md: Ditto.
8831 * config/i386/predicates.md: Ditto.
8833 2007-01-22 Andreas Schwab <schwab@suse.de>
8835 * config/m68k/m68k.h: Fix comment.
8837 2007-01-22 Jan Hubicka <jh@suse.cz>
8839 * passes.c (init_optimization_passes): Do not rerun
8840 pass_early_warn_uninitialized.
8842 2007-01-22 Richard Guenther <rguenther@suse.de>
8844 PR tree-optimization/30038
8845 * tree-ssa-math-opts.c (maybe_record_sincos): New static helper
8847 (execute_cse_sincos_1): Likewise.
8848 (execute_cse_sincos): Likewise.
8849 (gate_cse_sincos): Likewise.
8850 (pass_cse_sincos): New pass CSEing sin() and cos() calls using
8851 the cexpi() canonicalization of sincos().
8852 * tree-pass.h (pass_cse_sincos): Declare.
8853 * passes.c (init_optimization_passes): New pass pas_cse_sincos.
8855 2007-01-21 Eric Botcazou <ebotcazou@libertysurf.fr>
8857 PR rtl-optimization/29329
8858 * combine.c (replaced_rhs_insn): Rename to i2mod.
8859 (replaced_rhs_value): Rename to i2mod_new_rhs.
8860 (i2mod_old_rhs): New global variable.
8861 (combine_instructions): Adjust for above change. Save a copy of
8862 the old RHS into i2mod_old_rhs when the contents of a REG_EQUAL
8863 note are substituted in the second instruction.
8864 (distribute_notes) <REG_DEAD>: Adjust for above change. Do not
8865 ditch the note if it pertains to the second eliminated register
8866 and this register is mentioned in i2mod_old_rhs.
8869 2006-09-12 Eric Botcazou <ebotcazou@libertysurf.fr>
8871 * combine.c (distribute_notes) <REG_DEAD>: Do not consider SETs past
8872 the insn to which the note was originally attached.
8874 2007-01-21 Jan Hubicka <jh@suse.cz>
8876 * ipa-inline.c (inlining_mode): Comment, move up.
8877 (cgraph_decide_inlining_incrementally): Do not perform inlining
8878 itself; fix handling of flattening of self recursive functions.
8879 (cgraph_find_cycles): Remove.
8880 (cgraph_flatten_node): Remove.
8881 (cgraph_decide_inlining): Use incremental inliner to handle flattening.
8882 (try_inline): New function.
8883 (cgraph_early_inlining): Update call of
8884 cgraph_decide_inlining_incrementally. Apply inlining here.
8885 (apply_inline): Update call of cgraph_decide_inlining_incrementally.
8887 2007-01-21 Dirk Mueller <dmueller@suse.de>
8890 * tree-vrp.c (check_array_bounds): do not warn
8891 about ADDR_EXPR's of ARRAY_REF's which are immediately
8892 used in binary expressions.
8894 2007-01-21 Ira Rosen <irar@il.ibm.com>
8896 * tree-vectorizer.h (struct _stmt_vec_info): Add new field
8897 read_write_dep and macros for its access.
8898 * tree-vectorizer.c (new_stmt_vec_info): Initialize the new field.
8899 * tree-vect-analyze.c (vect_analyze_data_ref_dependence): Remove
8900 argument, call vect_check_interleaving for every independent pair of
8901 data-refs. Mark loads that access the same memory location as a store
8903 (vect_check_dependences): Remove.
8904 (vect_analyze_data_ref_dependences): Remove vect_check_dependences
8905 call, fix the call to vect_analyze_data_ref_dependence.
8906 (vect_analyze_data_ref_access): For statements that access the same
8907 data-ref, check that they are not stores; for loads, check that there
8908 is no store that access the same location.
8910 2007-01-20 Roger Sayle <roger@eyesopen.com>
8911 Joseph Myers <joseph@codesourcery.com>
8913 * doc/invoke.texi (-fdump-rtl-combine): Fix under/overfull hbox.
8914 (-fdump-rtl-stack): Likewise.
8915 (-fno-signed-zeros): Use @minus{} for a minus sign. Correct typo.
8916 (-mcheck-zero-division, -mcpu): Fix under/overfull hbox.
8917 (-mpt-fixed): Use @minus{} for minus sign.
8918 (Using Precompiled Headers): Fix under/overfull hbox.
8920 2007-01-20 Jan Hubicka <jh@suse.cz>
8922 * tree-flow.h (struct stmt_ann_d): Move references_memory to proper
8923 place within annotation.
8925 2007-01-20 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
8927 * pa.c (output_move_double): Change array size of xoperands to 4.
8929 2007-01-20 Jan Hubicka <jh@suse.cz>
8931 * tree-tailcall.c (adjust_return_value): Do not use RESULT_DECL
8934 2007-01-19 Ian Lance Taylor <iant@google.com>
8936 * expmed.c (expand_divmod) [TRUNC_MOD_EXPR, TRUNC_DIV_EXPR]: Cast
8937 constant to unsigned HOST_WIDE_INT before negating.
8939 2007-01-19 Ian Lance Taylor <iant@google.com>
8941 * tree-ssa-operands.h (struct vuse_vec_d): Change num_vuse field
8943 (VUSE_VECT_ELEMENT) [ENABLE_CHECKING]: Use unsigned comparison.
8944 (VUSE_ELEMENT_PTR) [ENABLE_CHECKING]: Likewise.
8945 (SET_VUSE_VECT_ELEMENT) [ENABLE_CHECKING]: Likewise.
8946 (SET_VUSE_ELEMENT_VAR) [ENABLE_CHECKING]: Likewise.
8947 (SET_VUSE_ELEMENT_PTR) [ENABLE_CHECKING]: Likewise.
8948 (realloc_vdef, realloc_vuse): Change second parameter to
8950 (ssa_operand_iterator_d): Change vuse_index and mayuse_index
8952 * tree-ssa-operands.c (realloc_vop): Change num_elem parameter to
8953 unsigned. Change x and lim locals to unsigned.
8954 (realloc_vdef, realloc_vuse): Change num_elem parameter to
8956 (finalize_ssa_vuse_ops): Change old_i local to unsigned.
8957 (copy_virtual_operands): Change i and n locals to unsigned.
8959 2007-01-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8962 * builtins.c (fold_builtin_1): Handle builtin fdim.
8964 2007-01-20 Jan Hubicka <jh@suse.cz>
8966 * tree-ssa.c (init_tree_ssa): Do not call init_alias_heapvars.
8967 * tree-ssa-structalias.c (compute_points_to_sets): Do call
8968 init_alias_heapvars.
8969 (init_alias_heapvars): Initialize only when not already initialized.
8970 (delete_alias_heapvars): Set heapvar_for_stmt to NULL.
8972 2007-01-19 Roger Sayle <roger@eyesopen.com>
8974 * common.opt (fsigned-zeros): New command line option.
8975 * flags.h (HONOR_SIGNED_ZEROS): Control via flag_signed_zeros instead
8976 of flag_unsafe_math_optimizations.
8977 * opts.c (set_fast_math_flags): The -ffast-math command line option
8978 implies -fno-signed-zeros.
8979 (fast_math_flags_set_p): Likewise.
8981 * doc/invoke.texi: Document new -fno-signed-zeros option, and update
8982 the documentation of -ffast-math appropriately. Wrap long lines.
8984 2007-01-19 Steve Ellcey <sje@cup.hp.com>
8986 * system.h (ASM_MAKE_LABEL_LINKONCE): Poison.
8987 * varasm.c (globalize_decl): Remove ASM_MAKE_LABEL_LINKONCE ifdef.
8989 2007-01-19 Tomas Bily <tbily@suse.cz>
8991 * cgraphunit.c (cgraph_finalize_function): Updating of pid
8993 (tree_init_ic_make_global_vars): New function
8994 (tree_init_edge_profiler): call of tree_init_ic_make_global_vars
8995 (tree_gen_ic_profiler): New function
8996 (tree_gen_ic_func_profiler): New function
8997 (tree_profiling): Added calling of tree_gen_ic_func_profiler
8998 (tree_profile_hooks): Added hook for indirec/virtual calls
8999 * value-prof.c (tree_find_values_to_profile): New case for
9001 (tree_values_to_profile): Call for determining indirect/virtual
9003 (tree_indirect_call_to_profile): New function
9004 (tree_ic_transform): New function
9005 (tree_ic): New function
9006 (find_func_by_pid): New function
9007 (init_pid_map): New function
9008 (tree_value_profile_transformations): Added check for
9009 indirect/virtual call transformation
9010 * value-prof.h (enum hist_type): New counter type for
9011 indirect/virtual calls
9012 (profile_hooks): Added new hook for profiling indirect/virtual
9014 * profile.c (instrument_values): New case for indirect/virtual
9016 * gcov-io.h (GCOV_LAST_VALUE_COUNTER): Changed to 6
9017 (GCOV_COUNTER_V_INDIR): New counter type
9018 (GCOV_COUNTER_NAMES): New name of counter "indirect" added
9019 (GCOV_MERGE_FUNCTIONS): New merge function for indirect/virtual
9021 * cgraph.c: Definition of cgraph_max_pid
9022 (cgraph_create_node): Default init of pid attribute
9023 * cgraph.h: Declaration of cgraph_max_pid
9024 (struct cgraph_node): Added pid attribute
9025 * libgcov.c (__gcov_indirect_call_profiler): New function
9026 (__gcov_one_value_profiler_body): New function
9027 (__gcov_one_value_profiler): Body was moved to
9028 __gcov_one_value_profiler_body and calls it
9030 2007-01-19 Basile Starynkevitch <basile@starynkevitch.net>
9032 * doc/gty.texi (Options): Document the mark_hook option to GTY.
9033 * gengtype.c (write_types_data, write_func_for_structure,
9034 write_types, ggc_wtd, pch_wtd): Add skip_hooks to
9035 write_types_data, ggc_wtd, pch_wtd for processing mark_hook.
9036 (walk_type, write_func_for_structure): Generate the mark_hook if
9039 2007-01-19 Jan Hubicka <jh@suse.cz>
9041 * ipa-inline.c (cgraph_decide_inlining_incrementally): Instead of
9042 'early' argument take inlining mode argument specifying whether to
9043 inline for size/speeed or all functions; add support for flattening;
9045 (cgraph_early_inlining): Update call of decide_inlining_incrementally.
9047 2007-01-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9050 * toplev.c (warn_deprecated_use): Use %qD instead of %qs to print
9051 the name of the declared identifier.
9053 2007-01-19 Dirk Mueller <dmueller@suse.de>
9055 * config/i386.h (CONDITIONAL_REGISTER_USAGE): Store
9056 result of PIC_OFFSET_TABLE_REGNUM in temporary variable to avoid
9057 duplicate evaluation.
9059 2007-01-19 Uros Bizjak <ubizjak@gmail.com>
9061 * config/i386/i386.md (acos<mode>2): Rename from acossf2 and acosdf2.
9062 Macroize expander using X87MODEF12 mode macro. Extend operand 1
9063 to XFMode, use acosxf2 and truncate result to requested mode.
9064 Use SSE_FLOAT_MODE_P to disable patterns for SSE math.
9065 (asin<mode>2): Similarly, with asin expanders.
9066 (*fscalexf4_i387): Rename from *fscalexf4.
9067 (expNcorexf3): New expander.
9068 (expxf2, exp10xf2, exp2xf2): Use expNcorexf3 expander.
9069 (exp<mode>2): Rename from expsf2 and expdf2. Macroize expander using
9070 X87MODEF12 mode macro. Extend operand 1 to XFMode, use expxf2 and
9071 truncate result to requested mode. Use SSE_FLOAT_MODE_P to disable
9072 patterns for SSE math.
9073 (exp10<mode>2): Similarly, with exp10 expanders.
9074 (exp2<mode>2): Similarly, with exp2 expanders.
9075 (expm1<mode>2): Similarly, with expm1 expanders.
9076 (ldexp<mode>3): Similarly, with ldexp expanders.
9077 (log<mode>2, log10<mode>2, log2<mode>2, log1p<mode>2, logb<mode>2):
9078 Use gen_truncxf<mode>2_i387_noop to truncate result.
9080 2007-01-19 Richard Sandiford <richard@codesourcery.com>
9082 * config/m68k/m68k.h (PREFERRED_STACK_BOUNDARY): Define to 32
9083 for ColdFire targets.
9085 2007-01-19 Nathan Sidwell <nathan@codesourcery.com>
9086 Richard Sandiford <richard@codesourcery.com>
9088 * config/m68k/m68k.h (M68K_STATIC_CHAIN_REG_NAME): New macro.
9089 (INITIALIZE_TRAMPOLINE): Use STATIC_CHAIN_REGNUM.
9090 (__transfer_from_trampoline): Use M68K_STATIC_CHAIN_REG_NAME.
9091 * config/m68k/m68kelf.h (STATIC_CHAIN_REGNUM): Override.
9092 (M68K_STATIC_CHAIN_REG_NAME): Likewise.
9093 * config/m68k/netbsd-elf.h (M68K_STATIC_CHAIN_REG_NAME): Likewise.
9095 2007-01-19 Richard Sandiford <richard@codesourcery.com>
9097 * config/m68k/m68k.md (adddi_dilshr32): Rename to...
9098 (*adddi_dilshr32): ...this. Fix formatting. Remove commented-out
9099 non-canonical pattern. Restrict to !TARGET_COLDFIRE.
9100 (*adddi_dilshr32_cf): New pattern.
9101 (adddi3, subdi3): Remove first alternatives.
9103 2007-01-19 Richard Sandiford <richard@codesourcery.com>
9105 * config/m68k/m68k.c (notice_update_cc): If an SFmode move is
9106 implemented using move.l, do not use its cc result for floating-point
9109 2007-01-19 Richard Sandiford <richard@codesourcery.com>
9111 * config/m68k/m68k.h (EXTRA_CONSTRAINT): Stop the 'T' constraint
9112 from accepting 's' constraints if flag_pic.
9114 2007-01-19 Richard Sandiford <richard@codesourcery.com>
9116 * config/m68k/m68k.md (bordered, bunordered, buneq, bunge, bungt)
9117 (bunle, bunlt, bltgt, bordered_rev, bunordered_rev, buneq_rev)
9118 (bunge_rev, bungt_rev, bunle_rev, bunlt_rev, bltgt_rev): Change
9119 condition from TARGET_68881 to TARGET_HARD_FLOAT.
9121 2007-01-19 Sandra Loosemore <sandra@codesourcery.com>
9123 * longlong.h (count_leading_zeros, COUNT_LEADING_ZEROS_0): Add
9124 ColdFire alternatives.
9125 * config/m68k/m68k.h (CLZ_DEFINED_VALUE_AT_ZERO): New macro.
9126 * config/m68k/m68k.md (clzsi2): Define for ColdFire
9127 architectures that support ff1 instruction.
9129 2007-01-19 Richard Sandiford <richard@codesourcery.com>
9130 Julian Brown <julian@codesourcery.com>
9132 * config/m68k/m68k.h (CONST_OK_FOR_LETTER_P): Add an 'R' case.
9133 * config/m68k/m68k.md (*movsi_cfv4): Fold into...
9134 (*movsi_cf): ...here. Remove unnecessary 'R' from 'Rg'.
9137 2007-01-19 Richard Sandiford <richard@codesourcery.com>
9139 * config/m68k/m68k-protos.h (valid_mov3q_const): Take a HOST_WIDE_INT
9141 (output_move_const_into_data_reg, output_move_simode_const): Delete.
9142 * config/m68k/m68k.c (const_method, const_int_cost): Take a
9143 HOST_WIDE_INT instead of an rtx.
9144 (m68k_rtx_costs): Update call accordingly.
9145 (output_move_const_into_data_reg): Likewise. Fix formatting.
9146 (valid_mov3q_const): Take a HOST_WIDE_INT instead of an rtx.
9148 (output_move_simode_const): Update calls after above changes.
9149 Rework to use automatic variables and predicates like MEM_P.
9150 * config/m68k/m68k.md (pushexthisi_const): Update call to
9153 2007-01-19 Dirk Mueller <dmueller@suse.de>
9155 * tree-ssa-alias.c (perform_var_substitution): Fix typo
9158 2007-01-19 Richard Guenther <rguenther@suse.de>
9160 * builtins.c (expand_builtin_cexpi): Fall back to expanding
9161 via cexp in case sincos is not available.
9163 2007-01-19 Richard Guenther <rguenther@suse.de>
9165 * doc/tm.texi (TARGET_HAS_SINCOS): Document new target macro.
9166 * defaults.h (TARGET_HAS_SINCOS): Default to off.
9167 * config/linux.h (TARGET_HAS_SINCOS): Set to on if we have glibc.
9168 * config/alpha/linux.h (TARGET_HAS_SINCOS): Likewise.
9169 * config/sparc/linux.h (TARGET_HAS_SINCOS): Likewise.
9170 * config/sparc/linux64.h (TARGET_HAS_SINCOS): Likewise.
9171 * config/rs6000/linux.h (TARGET_HAS_SINCOS): Likewise.
9172 * config/rs6000/linux64.h (TARGET_HAS_SINCOS): Likewise.
9174 2007-01-19 Uros Bizjak <ubizjak@gmail.com>
9176 * config/i386/i386.md (*fpatanxf3_i387, fpatan_extend<mode>xf3_i387):
9178 (atan2sf3_1, atan2df3_1, atan2xf3_1): Remove insn patterns.
9179 (atan2xf3): Directly generate RTL pattern.
9180 (atan2<mode>3): Rename from atan2sf3 and atan2df3 and macroize insn
9181 patterns using X87MODEF12 mode macro. Use fpatan_extend<mode>xf3_i387
9182 and truncate result to requested mode. Use SSE_FLOAT_MODE_P to
9183 disable patterns for SSE math.
9184 (atan<mode>2): Rename from atansf2 and atandf2 and macroize insn
9185 patterns using X87MODEF12 mode macro. Use fpatan_extend<mode>xf3_i387
9186 and truncate result to requested mode. Use SSE_FLOAT_MODE_P to
9187 disable patterns for SSE math.
9189 2007-01-19 Alexandre Oliva <aoliva@redhat.com>
9191 * libgcc-std.ver: Fix typo in %inherit for GCC_4.3.0.
9193 2007-01-18 Roger Sayle <roger@eyesopen.com>
9195 * fold-const.c (fold_unary) <VIEW_CONVERT_EXPR>: Optimize away a
9196 VIEW_CONVERT_EXPR to the same type as it's operand.
9198 2007-01-18 David Edelsohn <edelsohn@gnu.org>
9200 * config/rs6000/darwin-ldouble.c: Only build _SOFT_FLOAT if
9201 configured for long double 128.
9203 2007-01-18 Mike Stump <mrs@apple.com>
9205 * config/rs6000/rs6000.c (rs6000_emit_vector_compare): Fix build
9208 2007-01-18 Michael Meissner <michael.meissner@amd.com>
9210 * i386.c (ix86_compute_frame_layout): Make fprintf's in #if 0 code
9213 2007-01-18 Jan Hubicka <jh@suse.cz>
9215 * tree-ssa-operands.c (vop_free_bucket_size): Never return value
9216 greater than NUM_VOP_FREE_BUCKETS.
9218 2007-01-18 Daniel Berlin <dberlin@dberlin.org>
9220 * tree-ssa-structalias.c: Update comments.
9221 (ptabitmap_obstack): Removed.
9223 (oldpta_obstack): Ditto.
9224 (stats): Add a few members.
9225 (struct variable_info): Remove node, complex, address_taken, and
9226 indirect_target members. Add oldsolution member.
9227 (new_var_info): Do not initialize removed members.
9228 (constraint_expr_type): Remove INCLUDES.
9229 (constraint_graph): Add size, implicit_preds, rep,
9230 indirect_cycles, eq_rep, label, direct_nodes, and complex members.
9231 (FIRST_REF_NODE): New macro.
9232 (LAST_REF_NODE): Ditto.
9233 (FIRST_ADDR_NODE): Ditto.
9234 (find): New function.
9236 (dump_constraint): Do not handle INCLUDES.
9237 (insert_into_complex): Do not insert duplicate constraints.
9238 (condense_varmap_nodes): Renamed and rewritten into ...
9239 (merge_node_constraints): This. Also fix bug in handling of
9240 offseted copy constraints.
9241 (clear_edges_for_node): No longer need to deal with preds at all,
9242 or removing associated preds/succs.
9243 (merge_graph_nodes): Deal with indirect_cycles.
9244 Don't deal with predecessors.
9245 (add_implicit_graph_edge): New function.
9246 (add_pred_graph_edge): Ditto.
9247 (add_graph_edge): Don't deal with predecessors.
9248 (build_constraint_graph): Removed.
9249 (build_pred_graph): New function.
9250 (build_succ_graph): Ditto.
9251 (struct scc_info): Removed in_component. Added roots, dfs, and
9252 node_mapping. Remove visited_index, unification_queue.
9253 (scc_visit): Deal with union-find we do now.
9254 Deal with cycles with REF nodes.
9255 (collapse_nodes): Renamed and rewritten to ...
9256 (unify_nodes): This.
9257 (process_unification_queue): Removed.
9258 (topo_visit): Cleanup
9259 (do_da_constraint): Use find.
9260 (do_sd_constraint): Ditto.
9261 (do_ds_constraint): Ditto.
9262 (do_complex_constraint): Ditto.
9263 (init_scc_info): Update for removed and added members.
9264 (find_and_collapse_graph_cycles): Renamed and rewritten into ...
9265 (find_indirect_cycles): This.
9266 (equivalence_class): New variable.
9267 (label_visit): New function.
9268 (perform_variable_substitution): Rewritten.
9269 (free_var_substitution_info): New function.
9270 (find_equivalent_node): Ditto.
9271 (move_complex_constraints): Ditto.
9272 (eliminate_indirect_cycles): Ditto.
9273 (solve_graph): Only propagate changed bits.
9274 Use indirect cycle elimination.
9276 (tree_id_t): Rename to tree_vi_t, delete id member, add vi member.
9277 (tree_id_eq): Renamed to ...
9278 (tree_vi_eq): This. Update for member change
9279 (insert_id_for_tree): Renamed and rewritten to ...
9280 (insert_vi_for_tree): This.
9281 (lookup_id_for_tree): Renamed and rewritten to ...
9282 (lookup_vi_for_tree): This.
9283 (get_id_for_tree): Renamed and rewritten to ...
9284 (get_vi_for_tree): Ditto.
9285 (get_constraint_exp_from_ssa_var): Update to use get_vi_for_tree.
9286 (process_constraint): Don't handle INCLUDES.
9287 Remove special ADDRESSOF case.
9288 (find_func_aliases): Rewrite to use vi functions instead of id
9290 (create_function_info_for): Ditto.
9291 (create_variable_info_for): Ditto.
9292 (intra_create_variable_infos): Ditto.
9293 (merge_smts_into): Ditto.
9294 (find_what_p_points_to): Ditto.
9295 (init_base_vars): Ditto.
9296 (init_alias_vars): Ditto.
9297 (remove_preds_and_fake_succs): New function.
9298 (dump_sa_points_to_info): Dump new stats.
9299 (dump_solution_for_var): Use find.
9300 (set_used_smts): Fix formatting.
9301 (compute_points_to_sets): Updated for new functions.
9302 (ipa_pta_execute): Ditto.
9304 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
9305 Richard Sandiford <richard@codesourcery.com>
9307 * doc/tm.texi (TARGET_FUNCTION_VALUE): Expand documentation of
9309 * calls.c (expand_call): If the return value is a PARALLEL,
9310 extract its first member.
9311 * config/m68k/linux.h (FUNCTION_EXTRA_EPILOGUE): Remove.
9312 * config/m68k/m68k.c (m68k_output_function_epilogue): Don't
9313 use FUNCTION_EXTRA_EPILOGUE.
9314 (m68k_function_value): Return a PARALLEL if the return value
9315 is of a pointer type.
9316 * config/m68k/netbsd-elf.h (current_function_returns_pointer)
9317 (FUNCTION_EXTRA_EPILOGUE): Remove.
9318 * config/m68k/m68k.md (D0_REG): New constant.
9320 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
9322 * config/m68k/m68k.c (m68k_output_function_epilogue): Don't
9323 output a NOP for empty epilogues.
9325 2007-01-18 Richard Sandiford <richard@codesourcery.com>
9327 * config/m68k/m68k.c (m68k_use_return_insn): Update comments
9328 before function. Extend register save check to include all
9329 registers, not just integer ones.
9331 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
9333 * config/m68k/m68k-protos.h (use_return_insn): Rename to...
9334 (m68k_use_return_insn): ...this.
9335 * config/m68k/m68k.h (USE_RETURN_INSN): Delete.
9336 * config/m68k/m68k.c (use_return_insn): Rename to...
9337 (m68k_use_return_insn): ...this.
9338 * config/m68k/m68k.md (return): Use m68k_use_return_insn instead
9341 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
9343 * config/m68k/fpgnulib.c (__truncdfsf2): Implement round to
9344 nearest even, fix denormal rounding overflow.
9346 2007-01-18 Richard Sandiford <richard@codesourcery.com>
9348 * config/m68k/m68k.md (movsf_cf_hard): Use fsmove instead of
9349 f%$smove and f%$move.
9350 (movdf_cf_hard): Use fdmove for cases 0 and 3 and fmove for case 1.
9351 (extendsfdf2_cf): Use fdmove instead of f%&move.
9352 (truncdfsf2_cf): Use fsmove instead of f%$smove.
9353 (add<mode>3_cf, sub<mode>3_cf): Use <FP:prec> instead of <FP:round>.
9355 2007-01-18 Richard Sandiford <richard@codesourcery.com>
9357 * config/m68k/m68k.md (movdf_cf_hard): Use output_move_double for
9360 2007-01-18 Richard Sandiford <richard@codesourcery.com>
9362 * real.h (real_format): Add a canonical_nan_lsbs_set field.
9363 (coldfire_single_format): Declare.
9364 (coldfire_double_format): Likewise.
9365 * real.c (encode_ieee_single): Use canonical_nan_lsbs_set instead
9366 of qnan_msb_set to determine the lower bits of a canonical
9368 (encode_ieee_double): Likewise.
9369 (encode_ieee_quad): Likewise.
9370 (ieee_single_format): Initialize canonical_nan_lsbs_set.
9371 (mips_single_format): Likewise.
9372 (ieee_double_format): Likewise.
9373 (mips_double_format): Likewise.
9374 (ieee_extended_motorola_format): Likewise.
9375 (ieee_extended_intel_96_format): Likewise.
9376 (ieee_extended_intel_128_format): Likewise.
9377 (ieee_extended_intel_96_round_53_format): Likewise.
9378 (ibm_extended_format): Likewise.
9379 (mips_extended_format): Likewise.
9380 (ieee_quad_format): Likewise.
9381 (mips_quad_format): Likewise.
9382 (vax_f_format): Likewise.
9383 (vax_d_format): Likewise.
9384 (vax_g_format): Likewise.
9385 (i370_single_format): Likewise.
9386 (i370_double_format): Likewise.
9387 (decimal_single_format): Likewise.
9388 (decimal_double_format): Likewise.
9389 (decimal_quad_format): Likewise.
9390 (c4x_single_format): Likewise.
9391 (c4x_extended_format): Likewise.
9392 (real_internal_format): Likewise.
9393 (coldfire_single_format): New real_format.
9394 (coldfire_double_format): Likewise.
9395 * config/pdp11/pdp11.c (pdp11_f_format): Initialize
9396 canonical_nan_lsbs_set.
9397 (pdp11_d_format): Likewise.
9398 * config/m68k/m68k.c (override_options): Override REAL_FORMAT_MODE
9399 if TARGET_COLDFIRE_CPU.
9401 2007-01-18 Richard Sandiford <richard@codesourcery.com>
9403 * config/m68k/m68k-protos.h (m68k_output_pic_call): Delete.
9404 (output_call, m68k_legitimize_call_address): Declare.
9405 * config/m68k/m68k.h (EXTRA_CONSTRAINT): Remove unnecessary
9406 parenthesees. Add support for a 'W' constraint.
9407 (LEGITIMATE_PIC_OPERAND_P): Remove SYMBOL_REF_FLAG handling.
9408 (PRINT_OPERAND_PUNCT_VALID_P): Remove comment about 'o'.
9409 (m68k_symbolic_call, m68k_symbolic_jump): Declare.
9410 * config/m68k/m68k.c (m68k_symbolic_call, m68k_symbolic_jump): New
9412 (override_options): Initialize them. Do not set flag_no_function_cse
9413 for TARGET_ID_SHARED_LIBRARY.
9414 (m68k_output_pic_call): Delete.
9415 (m68k_legitimize_call_address): New function.
9416 (print_operand): Remove the %o prefix. Handle the %p prefix.
9417 (output_call): New function.
9418 (m68k_output_mi_thunk): Use m68k_symbolic_jump. Always load the
9419 target address from the GOT if symbolic jumps are not allowed.
9420 * config/m68k/m68k.md (call, general_operand): Do not set
9421 SYMBOL_REF_FLAG. Use m68k_legitimize_call_address instead.
9422 Merge separate flag_pic and !flag_pic define_insns into...
9423 (*call, *call_value): ...these new patterns. Match the address
9424 rather than the containing MEM and require it to be a call_operand.
9425 Use output_call to generate the asm template.
9426 * config/m68k/predicates.md (const_call_operand): New predicate.
9427 (call_operand): Likewise.
9429 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
9431 * config/m68k/m68k.h (REGISTER_MOVE_COST): Simplify definition.
9432 (STACK_GROWS_DOWNWARD): Define to 1.
9433 (FUNCTION_VALUE, LIBCALL_VALUE, FUNCTION_VALUE_REGNO_P): Equivocate
9434 comments, emphasizing that these values are only defaults.
9435 * config/m68k/linux.h (LINK_SPEC): Fix formatting in #undef.
9436 * config/m68k/m68k.c (const_method): Remove trailing whitespace.
9438 2007-01-18 Richard Sandiford <richard@codesourcery.com>
9440 * config/m68k/m68k.md (cmpsi): Remove outdated flag_pic handling.
9442 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
9443 Richard Sandiford <richard@codesourcery.com>
9445 * config/m68k/m68k.h (DATA_REGNO_P, ADDRESS_REGNO_P, INT_REGNO_P)
9446 (FP_REGNO_P): New macros.
9447 (REGNO_OK_FOR_INDEX_P, REGNO_OK_FOR_BASE_P, REGNO_OK_FOR_DATA_P)
9448 (REGNO_OK_FOR_FP_P, REG_OK_FOR_INDEX_P, REG_OK_FOR_BASE_P): Use them.
9449 (EH_RETURN_STACKADJ_RTX): Use A0_REG.
9450 * config/m68k/m68k.c (m68k_regno_mode_ok): Use the new REGNO macros.
9452 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
9454 * config.gcc (m68k-*-aout*, m68k-*-coff*, m68020-*-elf*, m68k-*-elf*)
9455 (m68k-*-uclinuxoldabi, m68k-*-uclinux*, m68k-*-rtems*): Add t-floatlib
9457 * config/m68k/t-floatlib: New file, extracting common code from...
9458 * config/m68k/t-m68kbare, config/m68k/t-m68kelf,
9459 * config/m68k/t-uclinux: Here.
9460 * config/m68k/fpgnulib.c: Do not compile extendeed precision
9461 routines on ColdFire targets.
9463 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
9465 * config.gcc (m68k-*-aout*, m68k-*-coff*, m68020-*-elf*, m68k-*-elf*)
9466 (m68010-*-netbsdelf*, m68k*-*-netbsdelf*, m68k*-*-openbsd*)
9467 (m68k-*-uclinuxoldabi, m68k-*-uclinux*, m68k-*-linux*)
9468 (m68k-*-rtems*): Use tm_file rather than m68k/m68k.h and
9469 explicitly set MOTOROLA to 1.
9470 * config/m68k/m68k.h (MOTOROLA): Simplify definition accordingly.
9472 2007-01-18 Richard Sandiford <richard@codesourcery.com>
9473 Nathan Sidwell <nathan@codesourcery.com>
9475 * config/m68k/m68k.h (PCC_STATIC_STRUCT_RETURN): Delete.
9476 (ASM_OUTPUT_REG_PUSH, ASM_OUTPUT_REG_POP): Add MOTOROLA cases.
9477 * config/m68k/coff.h (REGISTER_PREFIX_MD): Delete.
9478 * config/m68k/m68020-elf.h (LIB_SPEC): Delete.
9479 * config/m68k/m68k-none.h (CC1_SPEC, CPP_SUBTARGET_SPEC): Delete.
9480 * config/m68k/m68kelf.h (IMMEDIATE_PREFIX, REGISTER_PREFIX_MD)
9481 (ASM_OUTPUT_REG_PUSH, ASM_OUTPUT_REG_POP): Delete.
9482 (NO_DOLLAR_IN_LABEL, PCC_STATIC_STRUCT_RETURN): Don't undefine.
9483 (BSS_ASM_OP, ASM_OUTPUT_SKIP, ASM_OUTPUT_ASCII): Delete.
9484 * config/m68k/m68kemb.h (PCC_STATIC_STRUCT_RETURN): Don't undefine.
9485 * config/m68k/linux.h (SIZE_TYPE, PTRDIFF_TYPE, WCHAR_TYPE)
9486 (WCHAR_TYPE_SIZE, TARGET_OBJFMT_CPP_BUILTINS): Delete.
9487 (TARGET_OS_CPP_BUILTINS): Don't define mc68000 and mc68020 here.
9488 (DBX_REGISTER_NUMBER): Delete.
9489 * config/m68k/netbsd-elf.h (IMMEDIATE_PREFIX): Delete.
9490 (PCC_STATIC_STRUCT_RETURN): Don't undefine.
9491 * config/m68k/openbsd.h (PCC_STATIC_STRUCT_RETURN): Define.
9493 2007-01-18 Richard Sandiford <richard@codesourcery.com>
9495 * config.gcc (m68k-*-uclinux*): Add flat.h to $tm_file.
9496 * config/flat.h: New file.
9497 * crtstuff.c (USE_PT_GNU_EH_FRAME): Don't define if
9499 * config/m68k/m68k.h (ASM_PREFERRED_EH_DATA_FORMAT): Do not use
9500 indirect references for -msep-data or -mid-shared-library.
9501 Do not use PC-relative code addresses either.
9502 * config/m68k/m68k.c (override_options): Restrict -fPIC error
9504 * config/m68k/uclinux.h (STARTFILE_SPEC): Define. Use Scrt1.o
9505 for shared libraries and crt1.o for executables. Use crti.o and
9507 (ENDFILE_SPEC): Use crtend.o and crtn.o.
9508 (LIB_SPEC): Suppress -Rlibc.gdb if -static-libc is given.
9509 Do not add -elf2flt or -shared-lib-id options here.
9510 (LINK_SPEC): Define. Pass -elf2flt if no -elf2flt option is given.
9511 Pass -shared-lib-id if -mid-shared-library, taking the library
9512 identifier from -mshared-library-id if given, otherwise
9514 (EH_FRAME_IN_DATA_SECTION): Do not undefine.
9515 (INIT_SECTION_ASM_OP, FINI_SECTION_ASM_OP): Likewise.
9516 (TARGET_OS_CPP_BUILTINS): Define __GXX_MERGED_TYPEINFO_NAMES=0
9517 and __GXX_TYPEINFO_EQUALITY_INLINE=0 if -mid-shared-library.
9518 (DRIVER_SELF_SPECS): Map unadorned PIC options to -msep-data.
9519 * config/m68k/t-uclinux (EXTRA_MULTILIB_PARTS): Add crtbegin.o
9521 * config/m68k/lb1sf68.asm (PICCALL): Use an lea and pc-relative
9522 jump sequence for ISA A and ISA A+.
9523 (PICJUMP): Likewise.
9525 2007-01-18 Richard Sandiford <richard@codesourcery.com>
9527 * config.gcc (m68k-*-uclinux*): Base the port on the common
9528 and m68k GNU/Linux files rather than on the generic ELF ones.
9529 * config/m68k/uclinux.h (TARGET_VERSION): Override.
9530 (TARGET_OS_CPP_BUILTINS): Use LINUX_TARGET_OS_CPP_BUILTINS.
9532 2007-01-18 Julian Brown <julian@codesourcery.com>
9533 Richard Sandiford <richard@codesourcery.com>
9535 * config/m68k/m68k.h (LONG_DOUBLE_TYPE_SIZE): Make 64-bit on ColdFire.
9536 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Likewise.
9537 * config/m68k/netbsd-elf.h (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Undefine
9539 * config/m68k/uclinux-oldabi.h (LONG_DOUBLE_TYPE_SIZE): Redefine to
9541 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Likewise.
9543 2007-01-18 Richard Sandiford <richard@codesourcery.com>
9545 * doc/install.texi: Document m68k-uclinuxoldabi.
9546 * config.gcc (m68k-*-uclinuxoldabi): New configuration.
9547 * config/m68k/uclinux-oldabi.h: New file, copied from
9548 config/m68k/uclinux.h.
9550 2007-01-18 Kaz Kojima <kkojima@rr.iij4u.or.jp>
9552 * config/m32r/m32r-protos.h (m32r_expand_epilogue): Declare it.
9553 * config/m32r/m32r.c (m32r_setup_incoming_varargs): Use gen_frame_mem.
9554 (m32r_compute_frame_size): Use unsigned for regno.
9555 (m32r_reload_lr): Use gen_frame_mem.
9557 (m32r_output_function_epilogue): Don't output the function epilogue
9559 (m32r_expand_epilogue): New.
9560 (direct_return): Return false if the function has the interrupt
9562 (m32r_hard_regno_rename_ok): Remove code for the textual epilogue.
9563 * config/m32r/m32r.md (epilogue): New expander.
9564 (return_lr, return_rte): New insns.
9565 (return): Make it expander.
9566 (return_normal): New expander.
9568 2007-01-18 Josh Conner <jconner@apple.com>
9571 * config/rs6000/rs6000.c (rs6000_emit_vector_compare): Add
9572 support for UNLE, UNLT, UNGE, and UNGT.
9574 2007-01-18 Jan Hubicka <jh@suse.cz>
9576 * tree-vrp.c (finalize_jump_threads): Do not call cleanup_cfg by hand.
9577 * tree-tailcall (add_virtual_phis): Likewise.
9578 (optimize_tail_call): Return TODOs.
9579 (execute_tail_calls): Return TODOs.
9580 * tree-ssa-ccp (execute_fold_all_builtins): Do cleanup_cfg via TODO.
9581 * tree-cfgcleanup.c (cleanup_tree_cfg_loop): Return if something
9583 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_value):
9584 Cleanup cfg using TODO.
9585 * tree-flow.h (cleanup_tree_cfg_loop): Update prototype.
9586 * passes.c (execute_function_todo): When cleanup did something, remove
9588 * tree-cfg.c (pass_build_cfg): Add cleanup_cfg TODO.
9589 (make_edges): Don't cleanup_cfg.
9591 2007-01-18 Uros Bizjak <ubizjak@gmail.com>
9593 * reg-stack.c (subst_stack_regs_pat) [UNSPEC_SINCOS_COS,
9594 UNSPEC_XTRACT_FRACT]: Use generic code for instructions that
9595 operate on the top of stack.
9596 [UNSPEC_SINCOS_SIN, UNSPEC_XTRACT_EXP, UNSPEC_TAN]: Rewrite
9597 register handling of instructions that output to the second
9599 [UNSPEC_TAN_ONE, UNSPEC_TAN_TAN]: Remove.
9600 (move_for_stack_reg): Special-case check for dead destination
9601 stack slot for constant load of 1.0 inside UNSPEC_TAN.
9603 * config/i386/i386.md (UNSPEC_TAN): New constant.
9604 (UNSPEC_TAN_ONE, UNSPEC_TAN_TAN): Remove.
9605 (fptanxf4_i387, fptan_extend<mode>xf4_i387): New patterns
9606 to correctly model move of constant 1.0 to top stack slot.
9607 (*tandf3_1, *tansf3_1, *tanxf3_1): Remove insn patterns.
9608 (unnamed peephole2 pattern): Remove corresponding peephole2
9609 pattern that optimizes tan insn and loading of constant 1.0.
9610 (tanxf2): Use fptanxf4_i387.
9611 (tan<mode>2): Rename from tansf2 and tandf2 and macroize insn
9612 patterns using X87MODEF12 mode macro. Use fptan_extend<mode>xf4_i387
9613 and truncate result to requested mode. Use SSE_FLOAT_MODE_P to
9614 disable patterns for SSE math.
9615 (sincos<mode>3): Use truncxf<mode>2_i387_noop for truncation.
9616 (fyl2x_extend<mode>xf3_i387): Use X87MODEF12 for operand 1.
9618 2007-01-18 Dirk Mueller <dmueller@suse.de>
9619 Richard Guenther <rguenther@suse.de>
9622 * doc/invoke.texi (Warray-bounds): Document -Warray-bounds.
9623 * common.opt (Warray-bounds): Add new warning option.
9624 * c-opts.c (c_common_handle_option): Define -Warray-bounds
9626 * Makefile.in: make tree-vrp.o depend on toplev.h
9627 * tree-vrp.c (vrp_finalize): Call check_array_refs if -Warray-bounds
9629 (check_array_refs, check_array_bounds, check_array_ref): New.
9631 2007-01-18 Jan Hubicka <jh@suse.cz>
9633 * tree-ssa-ccp.c (ccp_finalize): Return if something changed.
9634 (execute_ssa_ccp): Return flags conditionally.
9635 * tree-ssa-propagate.c (substitue_and_fold): Return if something was
9637 * tree-ssa-propagate.h (substitute_and_fold): Update prototype.
9639 2007-01-18 Steven Bosscher <steven@gcc.gnu.org>
9641 * cfgcleanup.c (cleanup_cfg): Detect cfglayout mode and set
9642 the CLEANUP_CFGLAYOUT flag when in cfglayout mode.
9644 * Makefile.c (GTFILES): Add cfglayout.h.
9645 * gengtype.c (open_base_files): Likewise.
9646 * cfglayout.c (cfg_layout_function_footer,
9647 cfg_layout_function_header) Reindent to make gengtype happy.
9648 * cfglayout.h (cfg_layout_function_footer,
9649 cfg_layout_function_header): Add GTY(()) marker.
9651 * ifcvt.c (noce_try_sign_mask): Make sure INSN_B is non-null.
9653 2007-01-18 Ben Elliston <bje@au.ibm.com>
9655 * genautomata.c (write_automata): Include xstrerror output in the
9656 error message if writing the DFA description file fails.
9658 2007-01-17 H.J. Lu <hongjiu.lu@intel.com>
9660 * config/mips/mips-protos.h (mips_output_external): Make it
9662 * config/mips/iris.h (TARGET_ASM_EXTERNAL_LIBCALL): Removed.
9663 * config/mips/mips.c (irix_output_external_libcall): Likewise.
9664 (extern_list): Likewise.
9665 (extern_head): Likewise.
9666 (TARGET_ASM_FILE_END): Likewise.
9667 (mips_file_end): Likewise.
9668 (mips_output_external): Rewritten.
9670 2007-01-18 Ben Elliston <bje@au.ibm.com>
9672 * genpreds.c (write_insn_preds_c): Only write out the function
9673 body for regclass_for_constraint if we have register constraints.
9675 2007-01-17 Tom Tromey <tromey@redhat.com>
9677 * doc/sourcebuild.texi (libgcj Tests): Use sourceware.org.
9678 * doc/install.texi (Testing): Use sourceware.org.
9679 (Binaries): Likewise.
9680 (Specific): Likewise.
9681 * doc/contrib.texi (Contributors): Use sourceware.org.
9683 2007-01-17 Anatoly Sokolov <aesok@post.ru>
9685 * config/avr/avr.h (AVR_HAVE_LPMX): New macro.
9686 (AVR_ENHANCED): Rename to ...
9687 (AVR_HAVE_MUL): ... new.
9688 (avr_enhanced_p): Rename to ...
9689 (avr_have_mul_p): ... new.
9690 (TARGET_CPU_CPP_BUILTINS): Use 'avr_have_mul_p' instead of
9691 'avr_enhanced_p' for "__AVR_ENHANCED__". Define "__AVR_HAVE_MUL__".
9692 * config/avr/avr.c (avr_enhanced_p): Rename to ...
9693 (avr_have_mul_p): ... new.
9694 (base_arch_s): Rename 'enhanced' to 'have_mul'.
9695 (avr_override_options): Use 'avr_have_mul_p' and 'have_mul' instead of
9696 'avr_enhanced_p' and 'enhanced'.
9697 (ashlhi3_out, ashrhi3_out, lshrhi3_out, avr_rtx_costs): Use
9698 AVR_HAVE_MUL instead of AVR_ENHANCED.
9699 * avr.md (*tablejump_enh): Use AVR_HAVE_LPMX instead of AVR_ENHANCED.
9700 (mulqi3, *mulqi3_enh, *mulqi3_call, mulqihi3, umulqihi3, mulhi3,
9701 *mulhi3_enh, *mulhi3_call, mulsi3, *mulsi3_call): Use AVR_HAVE_MUL
9702 instead of AVR_ENHANCED.
9703 (*tablejump_enh): Use AVR_HAVE_LPMX instead of AVR_ENHANCED.
9704 * libgcc.S: Use __AVR_HAVE_MUL__ instead of __AVR_ENHANCED__.
9705 (__tablejump__): Use __AVR_HAVE_LPMX__ instead of __AVR_ENHANCED__.
9707 2007-01-17 Ian Lance Taylor <iant@google.com>
9709 * vec.h (VEC_reserve_exact): Define.
9710 (vec_gc_p_reserve_exact): Declare.
9711 (vec_gc_o_reserve_exact): Declare.
9712 (vec_heap_p_reserve_exact): Declare.
9713 (vec_heap_o_reserve_exact): Declare.
9714 (VEC_OP (T,A,reserve_exact)): New static inline function, three
9716 (VEC_OP (T,A,reserve)) [all versions]: Remove handling of
9718 (VEC_OP (T,A,alloc)) [all versions]: Call ...reserve_exact.
9719 (VEC_OP (T,A,copy)) [all versions]: Likewise.
9720 (VEC_OP (T,a,safe_grow)) [all versions]: Likewise.
9721 * vec.c (calculate_allocation): Add exact parameter. Change all
9723 (vec_gc_o_reserve_1): New static function, from vec_gc_o_reserve.
9724 (vec_gc_p_reserve, vec_gc_o_reserve): Call vec_gc_o_reserve_1.
9725 (vec_gc_p_reserve_exact, vec_gc_o_reserve_exact): New functions.
9726 (vec_heap_o_reserve_1): New static function, from vec_heap_o_reserve.
9727 (vec_heap_p_reserve, vec_heap_o_reserve): Call vec_heap_o_reserve_1.
9728 (vec_heap_p_reserve_exact): New function.
9729 (vec_heap_o_reserve_exact): New function.
9731 2007-01-17 Jan Hubicka <jh@suse.cz>
9733 * ipa-type-escape.c (look_for_casts): Revamp using handled_component_p.
9735 2007-01-17 Eric Christopher <echristo@apple.com>
9737 * config.gcc: Support core2 processor.
9739 2007-01-16 Jan Hubicka <jh@suse.cz>
9741 * tree-ssanames.c (release_dead_ssa_names): Instead of ggc_freeing
9742 the names, just unlink the chain so we don't crash on dangling pointers
9745 2007-01-16 Jan Hubicka <jh@suse.cz>
9747 * cgraph.h (cgraph_decide_inlining_incrementally): Kill.
9748 * tree-pass.h: Reorder to make IPA passes appear toegher.
9749 (pass_early_inline, pass_inline_parameters, pass_apply_inline): Declare.
9750 * cgraphunit.c (cgraph_finalize_function): Do not compute inling
9751 parameters, do not call early inliner.
9752 * ipa-inline.c: Update comments. Include tree-flow.h
9753 (cgraph_decide_inlining): Do not compute inlining parameters.
9754 (cgraph_decide_inlining_incrementally): Return TODOs; assume to
9755 be called with function context set up.
9756 (pass_ipa_inline): Remove unreachable functions before pass.
9757 (cgraph_early_inlining): Simplify assuming to be called from the
9759 (pass_early_inline): New pass.
9760 (cgraph_gate_ipa_early_inlining): New gate.
9761 (pass_ipa_early_inline): Turn into simple wrapper.
9762 (compute_inline_parameters): New function.
9763 (gate_inline_passes): New gate.
9764 (pass_inline_parameters): New pass.
9765 (apply_inline): Move here from tree-optimize.c
9766 (pass_apply_inline): New pass.
9767 * ipa.c (cgraph_remove_unreachable_nodes): Verify cgraph after
9769 * tree-inline.c (optimize_inline_calls): Return TODOs rather than
9771 (tree_function_versioning): Do not allocate dummy struct function.
9772 * tree-inline.h (optimize_inline_calls): Update prototype.
9773 * tree-optimize.c (execute_fixup_cfg): Export.
9774 (pass_fixup_cfg): Remove
9775 (tree_rest_of_compilation): Do not apply inlines.
9776 * tree-flow.h (execute_fixup_cfg): Declare.
9777 * Makefile.in (gt-passes.c): New.
9778 * passes.c: Include gt-passes.h
9779 (init_optimization_passes): New passes.
9780 (nnodes, order): New static vars.
9781 (do_per_function_toporder): New function.
9782 (execute_one_pass): Dump current pass here.
9783 (execute_ipa_pass_list): Don't dump current pass here.
9785 2007-01-16 Janis Johnson <janis187@us.ibm.com>
9787 * config/dfp-bit.c (dfp_compare_op): Return separate value for NaN.
9788 (DFP_NE, DFP_LE, DFP_GE): Return false for NaN.
9790 2007-01-16 David Edelsohn <edelsohn@gnu.org>
9792 * config/rs6000/darwin-ldouble.c: Build file for SOFT_FLOAT.
9793 (strong_alias): Define.
9794 (__gcc_qmul): Provide non-FMA for soft-float.
9800 (__gcc_qunord): New.
9810 * config/rs6000/rs6000.c (rs6000_init_libfuncs): Initialize
9811 soft-float functions.
9812 * config/rs6000/libgcc-ppc-glibc.ver: Version soft-float symbols.
9813 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Do not warn
9814 about long double soft float.
9816 2007-01-16 Dorit Nuzman <dorit@il.ibm.com>
9817 Tehila Meyzels <tehila@il.ibm.com>
9819 * tree-vectorizer.h (is_pattern_stmt_p): New.
9820 * tree-vect-analyze.c (vect_determine_vectorization_factor): Fix
9821 formatting (tabs instead of spaces). Cleanup and clarify setting
9822 of STMT_VINFO_VECTYPE. Call is_pattern_stmt_p.
9823 * tree-vect-transform.c (vect_get_vec_def_for_operand): Fix typo.
9824 (vectorizable_type_demotion): Check that types are integral.
9825 (vectorizable_type_promotion): Likewise.
9826 (vectorizable_store): Fix typo. Eliminate new-line at end of
9829 2007-01-16 Jan Hubicka <jh@suse.cz>
9831 * tree-ssanames.c (release_dead_ssa_names): Remove invalidated
9834 2007-01-15 Eric Christopher <echristo@apple.com>
9836 * ifcvt.c: Include vec.h, vecprim.h.
9837 (check_cond_move_block): New argument regs.
9838 Reorganize. Add registers used to regs.
9839 (cond_move_process_if_block): Use regs set above as
9842 2007-01-15 Eric Christopher <echristo@apple.com>
9844 * config/darwin.h: Update copyright.
9845 (TARGET_OPTION_TRANSLATE_TABLE): Add umbrella.
9846 (LINK_COMMAND_SPEC): Add -u.
9847 (LINK_SPEC): Fix umbrella for above.
9849 2007-01-15 Joseph S. Myers <joseph@codesourcery.com>
9851 * config/soft-fp/op-common.h, config/soft-fp/op-4.h: Update from
9854 2007-01-15 Tom Tromey <tromey@redhat.com>
9856 * doc/sourcebuild.texi (libgcj Tests): Don't mention jacks.
9857 * doc/install.texi (Testing): Don't mention jacks.
9858 (Configuration): Document --enable-java-maintainer-mode. Move
9859 --with-java-home to libgcj-specific section. Document
9861 (Prerequisites): Mention --enable-java-maintainer-mode, ecj1.
9863 2007-01-15 Jan Hubicka <jh@suse.cz>
9865 * tree-ssa-dce.c (DCE_TODOs): New.
9866 (propagate_necessity): Return if something changed.
9867 (eliminate_unnecessary_stmts): Likewise.
9868 (perform_tree_ssa_dce): Return TODO flags when needed.
9869 (pass_dce, pass_dce_loop, pass_cd_dce): Remove TODO flags.
9871 2007-01-15 Uros Bizjak <ubizjak@gmail.com>
9873 * config/i386/i386.md (fyl2xxf3_i387): Rename from fyl2x_xf3.
9874 (fyl2x_extend<mode>xf3_i387): New insn pattern.
9875 (log<mode>2): Rename from logsf2 and logdf2 and macroize insn
9876 patterns using X87MODEF12 mode macro. Extend operand 1
9877 to XFmode. Use SSE_FLOAT_MODE_P to disable patterns for SSE math.
9878 (log10<mode>2): Ditto.
9879 (log2<mode>2): Ditto.
9880 (log1p<mode>2): Ditto.
9881 (logb<mode>2): Ditto.
9882 (fyl2xp1xf3_i387): Rename from fyl2xp1_xf3.
9883 (fyl2xp1_extend<mode>xf3_i387): New insn pattern.
9884 (*fxtractxf3_i387): Rename from *fxtractxf3.
9885 (fxtract_extend<mode>xf3_i387): New insn pattern.
9886 (ilogbsi2): Use match_dup 3, not match_operand:XF 3.
9887 * config/i386/i386.c (ix86_emit_i387_log1p): Use gen_fyl2xp1xf3_i387()
9888 and gen_fyl2xxf3_i387().
9890 2007-01-14 Zdenek Dvorak <dvorakz@suse.cz>
9892 * loop-unswitch.c (unswitch_loop): Do not call fix_loop_placement.
9893 * cfgloopmanip.c (fix_loop_placement): Made static. Use
9894 get_loop_exit_edges. Changed return type to bool.
9895 * cfgloop.h (fix_loop_placement): Declaration removed.
9897 2007-01-14 Dorit Nuzman <dorit@il.ibm.com>
9899 * param.h (MIN_VECT_LOOP_BOUND): New.
9900 * params.def (MIN_VECT_LOOP_BOUND): New.
9901 * tree-vectorizer.c (slpeel_tree_peel_loop_to_edge): Takes another
9902 argument - minimum threshold for number of iterations.
9903 * tree-vectorizer.h (slpeel_tree_peel_loop_to_edge): Add another
9904 argument to declaration.
9905 * tree-vect-analyze.c (vect_analyze_operations): Check value of
9906 MIN_VECT_LOOP_BOUND.
9907 * tree-vect-transform.c (vect_do_peeling_for_loop_bound): Call
9908 slpeel_tree_peel_loop_to_edge with additional argument.
9909 (vect_do_peeling_for_alignment): Likewise.
9910 * doc/invoke.texi (min-vect-loop-bound): Document new param option.
9912 2007-01-14 Uros Bizjak <ubizjak@gmail.com>
9915 * config/i386/i386.c (print_operand) ['z']: Output 'b' for
9918 2007-01-14 Jan Hubicka <jh@suse.cz>
9920 * tree-dfa.c (remove_referenced_var): New function.
9921 * tree-ssa-live.c (remove_unused_locals): Walk referenced vars and
9922 prune referenced vars list too.
9923 * tree-flow.h (remove_referenced_var): Declare.
9925 2007-01-14 Jan Hubicka <jh@suse.cz>
9927 * tree-eh.c (add_stmt_to_eh_region_fn): Do not add call_exprs
9929 (remove_stmt_from_eh_region_fn): Do not remove call_exprs.
9930 (verify_eh_throw_stmt_node, verify_eh_throw_table_statements): Kill.
9931 * except.h (verify_eh_throw_table_statements): Kill prototype.
9932 * cfgexpand.c (expand_gimple_basic_block): Propagate Eh regions
9933 into call exrepssions.
9934 * tree-optimize.c (execute_free_cfg_annotatiosn): Do not call
9936 * tree-cfg.c: Include pointer-set.h.
9937 (verify_node_sharing): Work on pointer set.
9938 (verify_eh_throw_stmt_node): New.
9939 (verify_stmts): Use pointers sets, verify throw_stmt.
9941 2007-01-13 Zdenek Dvorak <dvorakz@suse.cz>
9943 * ipa-reference.c (analyze_function): Consider also addresses taken
9946 2007-01-12 Roger Sayle <roger@eyesopen.com>
9948 * c-typeck.c (null_pointer_constant_p): Replace use of
9949 TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
9950 (build_c_cast): Likewise.
9952 2007-01-12 Roger Sayle <roger@eyesopen.com>
9954 * tree.h (force_fit_type_double): Remove unused final argument.
9955 * c-common.c (constant_expression_warning): Replace use of
9956 TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
9957 (convert_and_check): Likewise.
9958 (shorten_compare): Update call to force_fit_type_double.
9959 (c_common_truthvalue_conversion) <INTEGER_CST>: Use integer_zerop.
9960 * convert.c (convert_to_pointer): Update call to
9961 force_fit_type_double.
9962 * fold-const.c (force_fit_type_double): Remove overflowed_const
9964 (int_const_binop, fold_convert_const_int_from_int,
9965 fold_convert_const_int_from_real, fold_div_compare,
9966 fold_sign_changed_comparison, fold_unary, fold_negate_const,
9967 fold_abs_const, fold_not_const): Remove the final argument from
9968 calls to force_fit_type_double.
9970 2007-01-12 Andrew Pinski <andrew_pinski@playstation.sony.com>
9972 * configure.ac: Set insn to "nop" for spu-*-* also.
9973 * configure: Regenerate.
9975 2007-01-12 Olga Golovanevsky <olga@il.ibm.com>
9977 * builtins.def : Add BUILT_IN_FREE.
9979 2007-01-12 Jan Hubicka <jh@suse.cz>
9981 PR tree-optimization/30443
9982 * tree-inline.c (tree_function_versioning): Do not optimize when
9983 cloning for inlining.
9985 2007-01-12 Zdenek Dvorak <dvorakz@suse.cz>
9987 * doc/loop.texi: Document recording of loop exits.
9988 * cfgloopmanip.c (loopify, duplicate_loop): Use alloc_loop.
9989 (update_single_exits_after_duplication,
9990 update_single_exit_for_duplicated_loop,
9991 update_single_exit_for_duplicated_loops): Removed.
9992 (duplicate_loop_to_header_edge): Do not call
9993 update_single_exits_after_duplication and
9994 update_single_exit_for_duplicated_loops.
9995 (loop_version): Do not update single_exit information.
9996 (fix_loop_structure): Use record_loop_exits instead of
9997 mark_single_exit_loops.
9998 * tree-ssa-loop-manip.c (tree_transform_and_unroll_loop): Update
9999 the lists of loop exits.
10000 * cfghooks.c (redirect_edge_and_branch, redirect_edge_and_branch_force,
10001 split_edge, merge_blocks): Update the lists of loop exits.
10002 * modulo-sched.c (sms_schedule): Pass LOOPS_HAVE_RECORDED_EXITS to
10003 loop_optimizer_init.
10004 * loop-init.c (loop_optimizer_init): Call record_loop_exits instead
10005 of mark_single_exit_loops.
10006 (loop_optimizer_finalize): Call release_recorded_exits.
10007 * tree-ssa-loop.c (tree_loop_optimizer_init): Pass
10008 LOOPS_HAVE_RECORDED_EXITS to loop_optimizer_init.
10009 * tree-vectorizer.c (slpeel_tree_duplicate_loop_to_edge_cfg): Do not
10010 update single exit information.
10011 * lambda-code.c (perfect_nestify): Ditto.
10012 * cfgloop.c (flow_loop_free): Destroy the list of exits of the loop.
10013 (mark_single_exit_loops): Removed.
10014 (alloc_loop, loop_exit_hash, loop_exit_eq, loop_exit_free,
10015 get_exit_descriptions, rescan_loop_exit, record_loop_exits,
10016 dump_recorded_exit, dump_recorded_exits, release_recorded_exits): New
10018 (get_loop_exit_edges, single_exit): Use recorded exit lists.
10019 (add_bb_to_loop, remove_bb_from_loops): Update the lists of loop exits.
10020 (verify_loop_structure): Verify consistency of the exit lists.
10021 (flow_loops_find): Use alloc_loop. Initialize exits hash.
10022 (set_single_exit): Removed.
10023 * cfgloop.h (struct loop_exit): New function.
10024 (struct loop): single_exit_ field replaced by exits field.
10025 (LOOPS_HAVE_MARKED_SINGLE_EXITS): Replaced by LOOPS_HAVE_RECORDED_EXITS.
10026 (struct loops): Added exits hash.
10027 (mark_single_exit_loops, set_single_exit): Declaration removed.
10028 (release_recorded_exits, record_loop_exits, rescan_loop_exit): Declare.
10030 2007-01-12 Richard Sandiford <richard@codesourcery.com>
10032 * doc/invoke.texi: Avoid use of @headitem.
10034 2007-01-12 Richard Sandiford <richard@codesourcery.com>
10036 * cse.c (cse_insn): Move HAVE_CC0 code after declarations.
10038 2007-01-12 Richard Sandiford <richard@codesourcery.com>
10040 * doc/install.texi: Fix m68k-*-* anchor and add m68k-*-* to the
10043 2007-01-12 Nathan Sidwell <nathan@codesourcery.com>
10044 Richard Sandiford <richard@codesourcery.com>
10046 * doc/invoke.texi: Document -mno-bitfield, -mno-rtd and -mno-short.
10047 * config/m68k/m68k.opt: Resort options.
10048 (mbitfield, mrtd, mshort): Remove RejectNegative properties.
10050 2007-01-12 Nathan Sidwell <nathan@codesourcery.com>
10051 Richard Sandiford <richard@codesourcery.com>
10053 * doc/invoke.texi: Document the macros that are defined by
10054 m68k's -mtune and -mhard-float options.
10055 * config/m68k/m68k-protos.h (m68k_cpp_cpu_ident) Declare.
10056 (m68k_cpp_cpu_family): Likewise.
10057 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Add a full set
10058 of __ucfv*__ macros. Define __mcffpu__ if generating code for
10059 ColdFire FPUs. Define __mcf_cpu_* and __mcf_family_* macros.
10060 * config/m68k/m68k.c (m68k_cpp_cpu_ident): New function.
10061 (m68k_cpp_cpu_family): Likewise.
10063 2007-01-12 Richard Sandiford <richard@codesourcery.com>
10065 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Treat all mc68*
10066 macros besides mc68000 as tuning macros. Use a switch statement
10067 to set them and mcpu32.
10069 2007-01-12 Julian Brown <julian@codesourcery.com>
10071 * config/m68k/m68k.h: Use TARGET_68040 instead of TARGET_68040_ONLY.
10072 (TARGET_68040_ONLY): Rename to...
10073 (TARGET_68040): ...this.
10074 * config/m68k/m68k.c: Use TARGET_68040 instead of TARGET_68040_ONLY.
10075 * config/m68k/m68k.md: Likewise.
10077 2007-01-12 Julian Brown <julian@codesourcery.com>
10078 Nathan Sidwell <nathan@codesourcery.com>
10079 Richard Sandiford <richard@codesourcery.com>
10081 * config.gcc (m680[012]0-*-*, m68k*-*-*): Set m68k_cpu_ident to
10082 the -mcpu= argument associated with the --with-cpu setting.
10083 Define M68K_DEFAULT_TUNE to the default -mtune= option,
10084 if different from the one implied by the -mcpu setting.
10085 Accept --with-cpu=FOO if FOO is listed in m68k-devices.def,
10086 using mcpu=FOO as the default CPU option. Set target_cpu_default2.
10087 * doc/invoke.texi: Mention ColdFire in the introduction to the
10088 m68k options. Document the new -march, -mcpu, -mtune, -mdiv,
10089 -mno-div and -mhard-float options. Make -m68881 a synonym for
10090 -mhard-float. Document the previously-undocumented -m5206e,
10091 -m528x, -m5307 and -m5407 options. Tweak the existing option
10092 documentation for consistency.
10093 * doc/install.texi: Mention new --with-cpu arguments.
10094 * config/m68k/m68k.h (OPTION_DEFAULT_SPECS): Only use the
10095 default CPU if neither -mcpu nor -march are specified.
10096 (ASM_CPU_SPEC): Pass down -mcpu and -march options.
10097 (TARGET_CPU_CPP_BUILTINS): Set __mcfisa*__ macros from
10098 TARGET_ISA*. Set the legacy __mcf*__ cpu macros in the same way,
10099 using m68k_tune to decide between families that implement the
10100 same ISA. Use m68k_tune to set __mcfv4e__.
10101 (FL_BITFIELD, FL_68881, FL_COLDFIRE, FL_CF_HWDIV, FL_CF_MAC)
10102 (FL_CF_EMAC, FL_CF_EMAC_B, FL_CF_USP, FL_CF_FPU, FL_ISA_68000)
10103 (FL_ISA_68010, FL_ISA_68020, FL_ISA_68040, FL_ISA_A, FL_ISA_B)
10104 (FL_ISA_C, FL_ISA_MMU): New macros.
10105 (MASK_COLDFIRE): Delete.
10106 (TARGET_68010, TARGET_68020, TARGET_68040_ONLY, TARGET_COLDFIRE)
10107 (TARGET_ISAB): Redefine in terms of m68k_cpu_flags.
10108 (TARGET_68881, TARGET_COLDFIRE_FPU): Redefine in terms of m68k_fpu.
10109 (TARGET_HARD_FLOAT): Do not define here.
10110 (TARGET_ISAAPLUS, TARGET_ISAC): New macros.
10111 (TUNE_68000): New macro.
10112 (TUNE_68000_10): Redefine in terms of TUNE_68000 and TUNE_68010.
10113 (TUNE_68010, TUNE_68030, TUNE_68040, TUNE_68060, TUNE_CPU32)
10114 (TUNE_CFV2): Redefine in terms of m68k_tune.
10115 (uarch_type, target_device, fpu_type): New enums.
10116 (m68k_cpu, m68k_tune, m68k_fpu, m68k_cpu_flags): Declare.
10117 * config/m68k/m68k.c (TARGET_DEFAULT): Remove MASK_68881.
10118 (FL_FOR_isa_00, FL_FOR_isa_10, FL_FOR_isa_20, FL_FOR_isa_40)
10119 (FL_FOR_isa_cpu32, FL_FOR_isa_a, FL_FOR_isa_aplus, FL_FOR_isa_b)
10120 (FL_FOR_isa_c): New macros.
10121 (m68k_isa): New enum.
10122 (m68k_target_selection): New structure.
10123 (all_devices, all_isas, all_microarchs): New tables.
10124 (m68k_cpu_entry, m68k_arch_entry, m68k_tune_entry, m68k_cpu)
10125 (m68k_tune, m68k_fpu, m68k_cpu_flags): New variables.
10126 (MASK_ALL_CPU_BITS): Delete.
10127 (m68k_find_selection): New function.
10128 (m68k_handle_option): Handle -mcpu=, -march= and -mtune=.
10129 Map the legacy target options to a combination of the new ones.
10130 (override_options): Set m68k_cpu, m68k_tune, m68k_fpu and
10131 m68k_cpu_flags. Handle M68K_DEFAULT_TUNE. Use m68k_cpu_flags
10132 to derive default MASK_BITFIELD, MASK_CF_HWDIV and MASK_HARD_FLOAT
10134 * config/m68k/m68k.opt (m5200, m5206e, m528x, m5307, m5407, mcfv4e)
10135 (m68010, m68020, m68020-40, m68020-60, m68030, m68040): Remove Mask
10137 (m68881, msoft-float): Change mask from 68881 to HARD_FLOAT.
10138 (march=, mcpu=, mdiv, mhard-float, mtune=): New options.
10139 * config/m68k/m68k-devices.def: New file.
10141 2007-01-12 Richard Sandiford <richard@codesourcery.com>
10142 Nathan Sidwell <nathan@codesourcery.com>
10144 * config/m68k/m68k.h (ASM_CPU_SPEC, ASM_SPEC, EXTRA_SPECS)
10145 (SUBTARGET_EXTRA_SPECS): New macros.
10146 * config/m68k/linux.h (ASM_SPEC): Remove CPU flags;
10147 use %(asm_cpu_spec) instead.
10148 * config/m68k/m68k-none.h (ASM_SPEC): Likewise.
10149 * config/m68k/openbsd.h (ASM_SPEC): Likewise.
10150 * config/m68k/netbsd-elf.h (ASM_SPEC): Likewise.
10151 (EXTRA_SPECS): Rename to...
10152 (SUBTARGET_EXTRA_SPECS): ...this.
10154 2007-01-12 Nathan Sidwell <nathan@codesourcery.com>
10155 Richard Sandiford <richard@codesourcery.com>
10156 Julian Brown <julian@codesourcery.com>
10158 * config.gcc (m68k-*-aout*, m68k-*-coff*, m68020-*-elf*, m68k-*-elf*)
10159 (m68k-*-uclinux*, m68k-*-linux*, m68k-*-rtems*): Set default_m68k_cpu
10160 to the configuration's default CPU.
10161 (m68010-*-netbsdelf*, m68k*-*-netbsdelf*, m68k*-*-openbsd*): Likewise.
10162 Remove default masks.
10163 (m680[012]0-*-*): Set the default with_cpu to the first part of
10165 (m68k*-*-*): Set the default with_cpu to m$default_m68k_cpu.
10166 (m68k*-*-linux): Extend the --with-cpu handling to...
10167 (m680[012]0-*-*, m68k*-*-*): ...these configurations. Allow m68000
10168 and m68010. Don't set target_cpu_default2.
10169 * doc/install.texi: Document --with-cpu for m68k.
10170 * config/m68k/m68k.h (OPTION_DEFAULT_SPECS): Define.
10171 * config/m68k/m68k-none.h (TARGET_CPU_DEFAULT, M68K_CPU_m68k)
10172 (M68K_CPU_m68000, M68K_CPU_m68010, M68K_CPU_m68020, M68K_CPU_m68030)
10173 (M68K_CPU_m68040, M68K_CPU_m68302, M68K_CPU_m68332, TARGET_DEFAULT)
10174 (ASM_CPU_DEFAULT_SPEC, CC1_CPU_DEFAULT_SPEC): Delete.
10175 (ASM_SPEC): Remove use of %(asm_cpu_default).
10176 (EXTRA_SPECS, SUBTARGET_EXTRA_SPECS, MULTILIB_DEFAULTS): Delete.
10177 * config/m68k/linux.h (TARGET_DEFAULT): Delete.
10178 (CPP_SPEC): Merge definitions. Do not handle __HAVE_68881__ here.
10179 * config/m68k/netbsd-elf.h (TARGET_OS_CPP_BUILTINS): Define
10180 __HAVE_FPU__ if TARGET_HARD_FLOAT.
10181 (TARGET_DEFAULT): Delete.
10182 (EXTRA_SPECS): Delete cpp_cpu_default_spec, cpp_cpu_spec,
10183 cpp_fpu_spec, asm_default_spec and netbsd_cpp_spec.
10184 (CPP_CPU_SPEC): Delete.
10185 (TARGET_VERSION): Merge definitions, using TARGET_68010 to pick
10186 the appropriate string.
10187 (CPP_CPU_DEFAULT_SPEC, ASM_DEFAULT_SPEC, CPP_FPU_SPEC): Delete.
10188 (CPP_SPEC): Define to NETBSD_CPP_SPEC.
10189 (ASM_SPEC): Don't use %(asm_default_spec).
10190 * config/m68k/m68k.c (TARGET_DEFAULT_TARGET_FLAGS): Remove
10191 TARGET_DEFAULT and add MASK_68881.
10192 * config/m68k/m68k.md: Remove mention of TARGET_DEFAULT from comments.
10194 2007-01-12 Richard Sandiford <richard@codesourcery.com>
10196 * config.gcc (m68010-*-netbsdelf*): Add MASK_68010.
10197 (m68k*-*-netbsdelf*, m68k*-*-openbsd*, m68k*-linux*): Add
10198 MASK_68010 alongside MASK_68020.
10199 * doc/invoke.texi: Document -m68010.
10200 * config/m68k/m68k.opt (m68010): New.
10201 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Define mc68010
10203 (TUNE_68010): New macro.
10204 * config/m68k/m68k-none.h (M68K_CPU_m68k, M68K_CPU_m68010)
10205 (M68K_CPU_m68020, M68K_CPU_m68030, M68K_CPU_m68040)
10206 (M68K_CPU_m68332): Add MASK_68010.
10207 * config/m68k/linux.h (TARGET_DEFAULT): Add MASK_68010 to
10208 fallback definition.
10209 * config/m68k/netbsd-elf.h (CPP_CPU_SPEC): Remove now-redundant
10211 * config/m68k/m68k.c (MASK_ALL_CPU_BITS): Add MASK_68010.
10212 (m68k_handle_option): Handle OPT_m68010. Add MASK_68010
10213 to all entries that use MASK_68020.
10214 (output_move_simode_const, output_move_himode, output_move_qimode)
10215 (output_move_stricthi, output_move_strictqi): Use TARGET_68010
10216 instead of TARGET_68020 to select clr behavior. Remove comment
10217 about there being no TARGET_68010.
10218 * config/m68k/m68k.md: Likewise throughout.
10220 2007-01-12 Julian Brown <julian@codesourcery.com>
10222 * config/m68k/m68k.h (TARGET_ISAB): New macro.
10223 * config/m68k/m68k.c: Use TARGET_ISAB rather than TARGET_CFV4.
10224 * config/m68k/m68k.md: Likewise.
10226 2007-01-12 Julian Brown <julian@codesourcery.com>
10228 * config/m68k/m68k.h (LEGITIMATE_INDEX_P, LEGITIMIZE_ADDRESS): Use
10229 TARGET_COLDFIRE_FPU instead of TARGET_CFV4E.
10231 2007-01-12 Julian Brown <julian@codesourcery.com>
10233 * config/m68k/m68k.h (TUNE_68040_60): New macro.
10234 * config/m68k/m68k.c (standard_68881_constant_p): Use it.
10235 * config/m68k/m68k.md: Likewise.
10237 2007-01-12 Julian Brown <julian@codesourcery.com>
10238 Richard Sandiford <richard@codesourcery.com>
10240 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Use TUNE_68030
10241 instead of TARGET_68030, TUNE_68040 instead of TARGET_68040,
10242 TUNE_68060 instead of TARGET_68060 and TUNE_CPU32 instead of
10244 (TARGET_CPU32): Rename to...
10245 (TUNE_CPU32): ...this.
10246 (TUNE_68000_10, TUNE_68030, TUNE_68040, TUNE_68060)
10247 (TUNE_CFV2): New macros.
10248 * config/m68k/netbsd-elf.h (LONG_DOUBLE_TYPE_SIZE): Simplify;
10249 remove conditions that are implied by TARGET_68020.
10250 * config/m68k/m68k.c (m68k_output_function_prologue): Use TUNE_68040
10251 instead of TARGET_68040 and TUNE_CPU32 instead of TARGET_CPU32.
10252 (m68k_output_function_epilogue): Likewise.
10253 (m68k_rtx_costs): Likewise. Use TUNE_68060 instead of TARGET_68060
10254 and TUNE_CFV2 instead of TARGET_5200. Use TUNE_68000_10 instead of
10255 "!TARGET_68020 && !TARGET_COLDFIRE" to choose between 68000 and
10256 non-68000 timings. Refactor multiplication and division costs.
10257 (output_addsi3): Use TUNE_68040 instead of TARGET_68040 and
10258 TUNE_CPU32 instead of TARGET_CPU32.
10259 (standard_68881_constant_p): Use TUNE_68040 instead of TARGET_68040
10260 and TUNE_68060 instead of TARGET_68060.
10261 * config/m68k/m68k.md: Use TUNE_68040 instead of TARGET_68040,
10262 TUNE_68060 instead of TARGET_68060, and TUNE_CPU32 instead of
10264 (movsi_const0): Use TUNE_68000_10 rather than "!TARGET_68020
10265 && !TARGET_COLDFIRE" to choose between moveq and clr.
10266 Likewise in the unnamed movsf pattern.
10267 (ashlsi_17_24, lshrsi_17_24): Guard with TUNE_68000_10 rather than
10268 "!TARGET_68020 && !TARGET_COLDFIRE". Likewise the unnamed
10271 2007-01-12 Richard Sandiford <richard@codesourcery.com>
10273 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Increase amount
10274 of tabbing before backslashes.
10276 2007-01-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
10278 * pa-linux.h (ASM_OUTPUT_INTERNAL_LABEL): Undefine.
10279 * pa.h (ASM_OUTPUT_LABEL): Output colon when using GAS.
10280 (ASM_OUTPUT_INTERNAL_LABEL): Define.
10282 2007-01-11 Zdenek Dvorak <dvorakz@suse.cz>
10284 * tree-ssa-loop-ivopts.c (extract_cond_operands): Split from
10285 find_interesting_uses_cond.
10286 (find_interesting_uses_cond): Use extract_cond_operands.
10287 (rewrite_use_compare): Use extract_cond_operands and
10288 force_gimple_operand_bsi. Do not call update_stmt.
10289 (determine_use_iv_cost_condition): Use extract_cond_operands.
10290 Return cheaper of using original bound and changing the exit bound.
10292 2007-01-11 Zdenek Dvorak <dvorakz@suse.cz>
10294 PR tree-optimization/29516
10295 * tree-ssa-address.c (tree_mem_ref_addr, add_to_parts,
10296 most_expensive_mult_to_index, addr_to_parts,
10297 create_mem_ref, maybe_fold_tmr): Make the type of
10298 fields of TARGET_MEM_REF sizetype.
10299 (move_fixed_address_to_symbol, move_pointer_to_base):
10301 * tree.def (TARGET_MEM_REF): Add comment on types of
10304 2007-01-11 Joseph Myers <joseph@codesourcery.com>
10306 * c-common.c (vector_types_convertible_p): Treat opaque types as
10307 always convertible if they have the same size, but not otherwise.
10309 2007-01-11 Steven Bosscher <steven@gcc.gnu.org>
10311 * ifcvt.c (struct noce_if_info): Add comments to the fields.
10312 Remove the b_unconditional field.
10313 (noce_try_sign_mask): Do not look at b_unconditional.
10314 (noce_process_if_block): Do not use merge_if_blocks. Update
10315 the CFG here. Do not set b_unconditional.
10316 (cond_move_process_if_block): Likewise.
10317 (find_cond_trap): Likewise.
10318 (check_cond_move_block): Require simple jump insns at the end
10319 of the basic block.
10321 2007-01-11 Jan Hubicka <jh@suse.cz>
10323 PR tree-optimization/1046
10324 * tree-tailcall.c (suitable_for_tail_call_opt_p): Use TREE_ADDRESSABLE
10325 when alias info is not ready.
10326 (pass_tail_recursion): Do not require aliasing.
10327 * tree-ssa-copyrename.c (pass_rename_ssa_cop): Likewise.
10328 * tree-ssa-ccp.c (pass_ccp, pass_fold_builtins): Likewise.
10329 * tree-ssa-copy.c (pass_copy_prop): Likewise.
10330 * tree-ssa-forwprop.c (pass_forwprop): Likewise.
10331 * tree-ssa-dce.c (pass_dce, pass_dce_loop, pass_cd_dce): Likewise.
10332 * passes.c (init_optimization_passes): Execute rename_ssa_copies,
10333 ccp, forwprop, copy_prop, merge_phi, copy_prop, dce and tail recursion
10335 * tree-ssa-operands.c (add_virtual_operand, get_indirect_ref_operand):
10336 When aliasing is not build, mark statement as volatile.
10338 2007-01-11 Tom Tromey <tromey@redhat.com>
10340 PR preprocessor/15185, PR preprocessor/20989:
10341 * doc/cppopts.texi <-MT>: Update description of algorithm for
10342 computing default target.
10343 <-M, -MD>: Reword "basename" text.
10345 2007-01-11 Roger Sayle <roger@eyesopen.com>
10347 * builtins.c (expand_builtin_pow, expand_builtin_powi,
10348 fold_builtin_cabs, fold_builtin_sqrt, fold_builtin_trunc,
10349 fold_builtin_floor, fold_builtin_ceil, fold_builtin_round,
10350 fold_builtin_int_int_roundingfn, fold_builtin_bitop,
10351 fold_builtin_bswap, real_constp, fold_builtin_pow,
10352 fold_builtin_powi, fold_builtin_signbit, fold_builtin_copysign,
10353 do_mpfr_arg1, do_mpfr_arg2, do_mpfr_arg3, do_mpfr_sincos): Replace
10354 uses of the macro TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
10355 * convert.c (convert_to_pointer): Likewise.
10356 * expr.c (highest_pow2_factor, expand_expr_real_1): Likewise.
10357 * fold-const.c (force_fit_type, fold_negate_expr, int_const_binop,
10358 const_binop, fold_convert_const_int_from_int,
10359 fold_convert_const_int_from_real,
10360 fold_convert_const_real_from_real, sign_bit_p,
10361 optimize_minmax_comparison, extract_muldiv_1, fold_div_compare,
10362 fold_sign_changed_comparison, fold_unary, fold_comparison,
10363 fold_binary, multiple_of_p, tree_Expr_non_zero_p,
10364 fold_negate_const, fold_abs_const, fold_not_const): Likewise.
10365 * print-tree.c (print_node_brief, print_node): Likewise.
10366 * stor-layout.c (place_field, layout_type): Likewise.
10367 * tree-chrec.c (keep_cast): Likewise.
10368 * tree.c (build_vector, build_real, build_real_from_int_cst,
10369 build_complex): Likewise.
10371 2007-01-11 Roger Sayle <roger@eyesopen.com>
10373 * tree.h (TREE_CONSTANT_OVERFLOW): Obsolete. For the time being,
10374 treat TREE_CONSTANT_OVERFLOW as a synonym of TREE_OVERFLOW.
10376 2007-01-11 Paolo Bonzini <bonzini@gnu.org>
10378 * configure.ac (strict1_warn): Rename to strict_warn.
10379 (WERROR, --enable-werror, symlink hacks, stage1_cflags,
10380 cc_set_by_configure, quoted_cc_set_by_configure,
10381 stage_prefix_set_by_configure, quoted_stage_prefix_set_by_configure,
10382 all_boot_languages, all_stagestuff): Remove.
10383 (target_list): Remove bootstrap targets.
10384 * Makefile.in (quickstrap): Unconditionally make a synonym of all.
10385 (BOOT_LANGUAGES, STAGE1_CFLAGS, STAGE1_CHECKING,
10386 REMAKEFLAGS, FLAGS_TO_PASS, PREPEND_DOTDOT_TO_RELATIVE_PATHS,
10387 SUBDIR_FLAGS_TO_PASS, WERROR_FLAGS, STRICT2_WARN, LANG_STAGESTUFF,
10388 VOL_FILES, POSTSTAGE1_FLAGS_TO_PASS, STAGE2_FLAGS_TO_PASS,
10389 STAGEPROFILE_FLAGS_TO_PASS, STAGEFEEDBACK_FLAGS_TO_PASS, stage1_build,
10390 stage1_copy, stage2_build, stage2_copy, stageprofile_build,
10391 stageprofile_copy, stage3_build, stage3_copy, stagefeedback_build,
10392 stagefeedback_copy, stage4_build, clean_s1, clean_sw, bootstrap,
10393 bootstrap-lean, bootstrap2, bootstrap2-lean, bootstrap3,
10394 bootstrap3-lean, bootstrap4, bootstrap4-lean, unstage1, unstage2,
10395 unstage3, unstage4, unstageprofile, unstagefeedback, restage, restage2,
10396 restage3, restage4, restageprofile, restagefeedback, bubbleestrap,
10397 cleanstrap, unstrap, restrap, *compare, *compare3, *compare4,
10398 *compare-lean, *compare3-lean, *compare4-lean, stage1-start, stage1,
10399 stage2-start, stage2, stage3-start, stage3, stage4-start, stage4,
10400 stageprofile-start, stageprofile, stagefeedback-start, stagefeedback,
10401 risky-stage1, risky-stage2, risky-stage3, risky-stage4): Remove.
10402 (ORDINARY_FLAGS_TO_PASS): Rename to FLAGS_TO_PASS.
10403 (STAGECOPYSTUFF, STAGEMOVESTUFF): Consolidate into MOSTLYCLEANFILES.
10404 (mostlyclean): Adjust.
10405 (clean, distclean): Don't mention bootstrap stuff.
10406 * configure: Regenerate.
10407 * ada/config-lang.in, cp/config-lang.in, forttran/config-lang.in,
10408 java/config-lang.in, objc/config-lang.in, objcp/config-lang.in,
10409 treelang/config-lang.in (stagestuff): Remove.
10410 * doc/sourcebuild.texi (stage1, stage2, stage3, stage4,
10411 stageprofile, stagefeedback, stagestuff): Remove mention.
10413 2007-01-11 Nick Clifton <nickc@redhat.com>
10415 * config/mcore/predicates.md (mcore_general_movesrc_operand):
10417 (mcore_general_movdst_operand): Do not accept CONST_INTs.
10418 (mcore_arith_K_S_operand): Run the test for the S constraint not
10419 the test for the M constraint.
10420 (mcore_addsub_operand): Do not accept integer values that are
10421 larger than 32 bits.
10422 * config/mcore/mcore.md: Remove unused constraints from split.
10423 (andsi3): Use HOST_WIDE_INT instead of int to hold an INTVAL.
10424 (addsi3): Likewise.
10425 (allocate_stack): Likewise.
10426 * config/mcore/mcore.c (mcore_print_operand): Restrict output of P
10427 operands to 32 bits.
10428 (mcore_const_costs): Use HOST_WIDE_INT instead of int to hold an
10430 (mcore_and_cost, mcore_modify_comparison, const_ok_for_mcore,
10431 mcore_const_ok_for_inline, mcore_const_trick_uses_not,
10432 try_constant_tricks, mcore_num_ones, mcore_num_zeros,
10433 mcore_output_bclri, mcore_output_andn, output_inline_const,
10434 mcore_output_move, mcore_output_movedouble): Likewise.
10435 (mcore_output_cmov): Use CONST_OK_FOR_M and CONST_OK_FOR_N.
10436 (output_inline_const): Likewise.
10437 (output_inline_const): Fix format strings used in sprintf
10439 * config/mcore/mcore-protos.h: Update prototypes for changed
10440 functions in mcore.c.
10441 * config/mcore/mcore.h (CONST_OK_FOR_I): Cast values to
10442 HOST_WIDE_INT and not int.
10443 (CONST_OK_FOR_J, CONST_OK_FOR_K, CONST_OK_FOR_L, CONST_OK_FOR_M,
10444 CONST_OK_FOR_N): Likewise.
10445 (LEGITIMATE_CONSTANT_P): Also check CONSTANT_P.
10446 (GO_IF_LEGITIMATE_INDEX): Use HOST_WIDE_INT instead of int to hold
10449 2007-01-10 Jan Hubicka <jh@suse.cz>
10451 * tree-vrp.c (remove_range_assertions): Release defs.
10452 * tree-ssa-loop-ivopts.c (rmeove_statement): Likewise.
10453 * tree-ssa-dom.c (remove_stmt_or_phi): Likewise.
10455 2007-01-10 Paul Brook <paul@codesourcery.com>
10457 * config/arm/arm.c (arm_rtx_costs_1): Handle mutiply-subtract.
10458 * config/arm/arm.md (mulsi3subsi): New insn.
10460 2007-01-10 Zdenek Dvorak <dvorakz@suse.cz>
10462 * tree-ssa-loop-manip.c (tree_unroll_loop): Make it a wrapper over ...
10463 (tree_transform_and_unroll_loop): New.
10464 * tree-flow.h (transform_callback, tree_transform_and_unroll_loop):
10467 2007-01-10 Robert Kennedy <jimbob@google.com>
10469 * fold-const.c (fold_comparison): Fold comparisons like (x *
10470 1000 < 0) to (x < 0).
10472 2007-01-10 Ian Lance Taylor <iant@google.com>
10474 * tree-pretty-print.c (dump_generic_node): Print parentheses when
10475 operands have the same priority.
10477 2007-01-10 Tom Tromey <tromey@redhat.com>
10479 * fold-const.c (fold_truthop): Don't check can_use_bit_fields_p.
10480 (fold_binary): Likewise.
10481 * langhooks.c (lhd_can_use_bit_fields_p): Removed.
10482 * langhooks-def.h (lhd_can_use_bit_fields_p): Removed.
10483 (LANG_HOOKS_CAN_USE_BIT_FIELDS_P): Removed.
10484 (LANG_HOOKS_INITIALIZER): Remove LANG_HOOKS_CAN_USE_BIT_FIELDS_P.
10485 * langhooks.h (struct lang_hooks): Removed field
10486 'can_use_bit_fields_p'.
10488 2007-01-10 Ralf Corsépius <ralf.corsepius@rtems.org>
10490 * config/bfin/t-bfin, config/bfin/t-bfin-elf: Remove GCC_CFLAGS.
10492 2007-01-10 Razya Ladelsky <razya@il.ibm.com>
10494 * function.c (get_last_funcdef_no): New function.
10495 * function.h (get_last_funcdef_no): Declare.
10496 * tree-inline.c (initialize_cfun): Add initialization.
10497 (tree_function_versioning): Cleanup.
10499 2007-01-10 Jan Hubicka <jh@suse.cz>
10501 * tree-inline.c (setup_one_parameter): Do not propagate into abnormal
10504 2007-01-10 Sa Liu <saliu@de.ibm.com>
10505 Ben Elliston <bje@au.ibm.com>
10507 * spu.h (STACK_SAVE_AREA): Use VOIDmode for SAVE_FUNCTION, SImode
10508 for SAVE_NONLOCAL and Pmode for any other save level.
10509 * spu-protos.h (spu_restore_stack_block): Declare.
10510 * spu.md (save_stack_block): Remove.
10511 (restore_stack_block): Call spu_restore_stack_block.
10512 * spu.c (spu_restore_stack_block): New function.
10513 (spu_expand_epilogue): Remove old comment.
10515 2007-01-09 Zdenek Dvorak <dvorakz@suse.cz>
10517 PR tree-optimization/30322
10518 * tree-ssa-loop-ivopts.c (fold_affine_expr, iv_value): Removed.
10519 (cand_value_at): Return the value as aff_tree.
10520 (may_eliminate_iv): Convert the bound from aff_tree to tree.
10521 * tree-affine.c (aff_combination_add_cst, aff_combination_add_product,
10522 aff_combination_mult): New functions.
10523 (aff_combination_add): Use aff_combination_add_cst.
10524 (aff_combination_convert): Allow conversions to a wider type.
10525 (tree_to_aff_combination): Handle BIT_NOT_EXPR.
10526 * tree-affine.h (aff_combination_mult): Declare.
10528 2007-01-09 Carlos O'Donell <carlos@codesourcery.com>
10530 * doc/tm.texi: Update documentation to reflect reality of exec
10531 and start file search behaviours. Update copyright year.
10532 * doc/invoke.texi: Explain how GCC_EXEC_PREFIX is used to find
10533 header file directories.
10535 2007-01-09 Uros Bizjak <ubizjak@gmail.com>
10537 * config/i386/i386.md (*sinxf2): Rename to *sinxf2_i387.
10538 (*cosxf2): Rename to cosxf2_i387.
10539 (*sindf2, *sinsf2): Extend operand 1 to XFmode. Macroize patterns
10540 using X87MODEF12 mode macro. Rename patterns to
10541 *sin_extend<mode>xf2_i387. Use SSE_FLOAT_MODE_P to disable patterns
10543 (*cosdf2, *cossf2): Ditto.
10544 (sincosdf3, sincossf3): Ditto. Rewrite corresponding splitters
10545 to match extended input operands.
10546 (sincos<mode>3): New expander.
10547 (*sinextendsfdf2, *cosextendsfdf2, *sincosextendsfdf3): Remove
10548 insn patterns and corresponding splitters.
10550 2007-01-09 Kaz Kojima <kkojima@gcc.gnu.org>
10552 * config/sh/t-linux (TARGET_LIBGCC2_CFLAGS): Delete.
10553 (SHLIB_MAPFILES, SHLIB_LINK, SHLIB_INSTALL): Likewise.
10555 2007-01-09 Nicolas Pitre <nico@cam.org>
10558 * arm/ieee754-df.S (Lad_s): Also test the low word of X for zero.
10560 2007-01-08 Geoffrey Keating <geoffk@apple.com>
10562 * target.h (struct gcc_target): New field library_rtti_comdat.
10563 * target-def.h (TARGET_CXX_LIBRARY_RTTI_COMDAT): New.
10564 (TARGET_CXX): Add TARGET_CXX_LIBRARY_RTTI_COMDAT.
10565 * doc/tm.texi (C++ ABI): Document TARGET_CXX_LIBRARY_RTTI_COMDAT.
10566 * config/darwin.h (TARGET_CXX_LIBRARY_RTTI_COMDAT): Define.
10568 2007-01-08 Geoffrey Keating <geoffk@apple.com>
10570 * doc/invoke.texi (Optimize Options): Correct description of -O0.
10572 2007-01-08 Richard Guenther <rguenther@suse.de>
10574 * tree.h (force_fit_type_double): Export.
10575 (force_fit_type): Remove.
10576 * fold-const.c (force_fit_type_double): New function.
10577 (force_fit_type): Remove.
10578 (int_const_binop): Use it.
10579 (fold_convert_const_int_from_int): Likewise.
10580 (fold_convert_const_int_from_real): Likewise.
10581 (fold_div_compare): Likewise.
10582 (fold_sign_changed_comparison): Likewise.
10583 (fold_unary): Likewise.
10584 (fold_negate_const): Likewise.
10585 (fold_abs_const): Likewise.
10586 (fold_not_const): Likewise.
10587 * c-common.c (shorten_compare): Use force_fit_type_double.
10588 * convert.c (convert_to_pointer): Likewise.
10590 2007-01-08 Richard Guenther <rguenther@suse.de>
10592 * tree.h (build_int_cst_wide_type): Export.
10593 * tree.c (build_int_cst_wide_type): New function.
10594 (build_int_cst_wide): Fix comment.
10595 * builtins.c (fold_builtin_object_size): Use build_int_cst
10596 to build -1 or 0 of the correct type. Use fit_double_type
10597 to check for overflow.
10598 * fold-const.c (optimize_bit_field_compare): Use build_int_cst_type
10600 (decode_field_reference): Likewise.
10601 (all_ones_mask_p): Likewise.
10602 (native_interpret_int): Use build_int_cst_wide_type.
10603 (fold_binary): Use build_int_cst_type to build an all-ones
10605 * stor-layout.c (set_sizetype): Use build_int_cst_wide_type.
10607 2007-01-08 Daniel Jacobowitz <dan@codesourcery.com>
10609 * config/pa/t-pa64 (libgcc_stub.a): Use $(T).
10611 2007-01-09 Ben Elliston <bje@au.ibm.com>
10613 * genautomata.c (STATS_OPTION): New option.
10614 (stats_flag): New flag.
10615 (gen_automata_option): Handle it.
10616 (initiate_automaton_gen): Ditto.
10617 (write_automata): Output statistics only if stats_flag is
10618 set. Likewise, output time statistics only if time_flag is set.
10619 * doc/md.texi (Processor pipeline description): Document new flag.
10621 2007-01-08 Richard Guenther <rguenther@suse.de>
10623 * builtins.c (fold_builtin_int_roundingfn): Use fit_double_type.
10624 * tree.c (build_int_cst_type): Likewise.
10625 (size_in_bytes): Don't call force_fit_type on the result.
10626 (int_fits_type_p): Use fit_double_type.
10627 * fold-const.c (fit_double_type): New function.
10628 (force_fit_type): Use it.
10629 * tree.h (fit_double_type): Export.
10631 2007-01-08 Jan Hubicka <jh@suse.cz>
10633 * tree-vectorizer.c (gate_increase_alignment): Fix return type.
10634 * ipa.c (function_and_variable_visibility): Fix return type.
10636 2007-01-08 Richard Guenther <rguenther@suse.de>
10638 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Use type
10639 of offset to build the index.
10640 * tree-pretty-print.c (dump_generic_node): Don't build negated
10641 const just for printing.
10642 * c-pretty-print.c (pp_c_integer_constant): Likewise.
10643 * builtins.c (fold_builtin_int_roundingfn): Check if result
10644 fits the type by using force_fit_type and comparing the result.
10645 * predict.c (predict_loops): Use compare_tree_int for comparison.
10646 * tree.c (build_int_cst): Fall back to integer_type_node for
10648 (build_int_cst_wide): Assert type is non-null.
10650 2007-01-08 Roberto Costa <roberto.costa@st.com>
10652 * tree-vrp.c (extract_range_from_cond_expr): New.
10653 (extract_range_from_expr): Handle COND_EXPR nodes used as expressions.
10654 * tree-ssa-ccp.c (get_maxval_strlen): Handle COND_EXPR nodes used
10656 (fold_stmt): Bug fix, avoid infinite recursion when folding COND_EXPRs.
10657 * tree-ssa-forwprop.c (simplify_cond, forward_propagate_into_cond,
10658 tree_ssa_forward_propagate_single_use_vars): Handle COND_EXPR nodes
10659 used as expressions.
10660 * tree-object-size.c (cond_expr_object_size): New.
10661 (collect_object_sizes_for): Handle COND_EXPR nodes used as expressions.
10663 2007-01-08 Jan Hubicka <jh@suse.cz>
10665 * tree-ssa-forwprop.c (forward_propagate_into_cond,
10666 tree_ssa_forward_propagate_single_use_va): Release defs of propagated
10669 2007-01-08 Richard Guenther <rguenther@suse.de>
10671 PR tree-optimization/23603
10672 * tree-vrp.c (set_value_range_to_truthvalue): New function.
10673 (extract_range_from_binary): Fall back to truthvalue instead of
10674 varying for TRUTH_*_EXPR.
10675 (extract_range_from_comparison): Fall back to truthvalue instead of
10677 (vrp_visit_phi_node): Don't adjust new range bounds to +INF/-INF
10678 if all visited PHI values were constant.
10680 2007-01-08 Jan Hubicka <jh@suse.cz>
10682 * cgraphunit.c (cgraph_process_new_functions): Reset reachable flag.
10683 (cgraph_analyze_function): break out from ...
10684 (cgraph_finalize_compilation_unit): ... here.
10685 (cgraph_expand_function): Remove forgoten commented out line.
10686 (cgraph_optimize): Analyze functions.
10688 2007-01-08 Jan Hubicka <jh@suse.cz>
10690 * tree-pas.h (TODO_remove_function): New flag.
10691 (TODO_update*): Renumber.
10692 (pass_ipa_increase_alignment,
10693 pass_ipa_function_and_variable_visibility): New passes.
10694 * cgraphunit.c (cgraph_increase_alignment): Move to tree-vectorizer.c
10695 (cgraph_function_and_variable_visibility): Move to ipa.c
10696 (cgraph_optimize): Don't call cgraph_function_and_variable_visibility,
10697 cgraph_increase_alignment.
10698 * ipa-inline.c (cgraph_decide_inlining): Don't push timevar.
10699 (cgraph_decide_inlining_incrementally): Push TV_INTEGRATION before
10700 calling tree-inline.
10701 (cgraph_early_inlining): Do not call cgraph_remove_unreachable_nodes.
10702 (pass_ipa_inline, pass_early_ipa_inlining): Set TODO_remove_functions
10703 * tree-vectorizer.c (increase_alignment): Move here from cgraphunit.c
10704 (gate_increase_alignment): New function.
10705 (pass_ipa_increase_alignment): New pass.
10706 * ipa.c: Inline tree-pass.h and timevar.h
10707 (function_and_variable_visibility): Move here from cgraphunit.c
10708 * tree-optimize.c (pass_early_local_passes): Add TODO_remove_functions.
10709 * passes.c (init_optimization_passes): Add the two new passes.
10710 (execute_todo): Handle cgraph_remove_functions.
10712 2007-01-08 Nick Clifton <nickc@redhat.com>
10714 * config/frv/predicates.md (reg_or_0_operand): Accept
10717 2007-01-08 Ralf Corsépius <ralf.corsepius@rtems.org>
10719 * config/bfin/rtems.h, config/bfin/t-rtems: New.
10720 * config.gcc: Add bfin*-rtems*.
10722 2007-01-08 Mark Shinwell <shinwell@codesourcery.com>
10724 * c.opt: Add -flax-vector-conversions.
10725 * c-typeck.c (convert_for_assignment): Pass flag to
10726 vector_types_convertible_p to allow emission of note.
10727 (digest_init): Likewise.
10728 * c-opts.c: Handle -flax-vector-conversions.
10729 * c-common.c (flag_lax_vector_conversions): New.
10730 (vector_types_convertible_p): Unless -flax-vector conversions
10731 has been passed, disallow conversions between vectors with
10732 differing numbers of subparts and/or element types. If such
10733 a conversion is disallowed, possibly emit a note on the first
10734 occasion only to inform the user of -flax-vector-conversions.
10735 The new last argument specifies this.
10736 * c-common.h (flag_lax_vector_conversions): New.
10737 (vector_types_convertible_p): Add extra argument.
10738 * config/i386/i386.c (ix86_init_mmx_sse_builtins): Use
10739 char_type_node for V*QI type vectors.
10740 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins):
10741 Update to satisfy new typechecking rules.
10742 * config/rs6000/altivec.h (vec_cmple): Use vec_cmpge, for both
10743 C and C++ variants.
10744 * doc/invoke.texi (C Dialect Options): Document
10745 -flax-vector-conversions.
10747 2007-01-08 Mark Shinwell <shinwell@codesourcery.com>
10749 PR tree-optimization/29877
10750 * tree-ssa-ter.c (is_replaceable_p): Deem assignments with
10751 a register variable on the RHS to not be replaceable.
10753 2007-01-08 Chen Liqin <liqin@sunnorth.com.cn>
10754 * config/score/t-score-elf (MULTILIB_OPTIONS): Change.
10755 * config/score/predicates.md (const_uimm5, sr0_operand, const_simm12,
10756 const_simm15, const_pow2, const_npow2): Added.
10757 * config/score/misc.md (insv, extv, extzv, movmemsi,
10758 move_lbu_a/b, mov_lhu_a/b etc): Added and fix some bug.
10759 * config/score/score.c (score_address_cost, score_select_cc_mode):
10761 Change CONST_OK_FOR_LETTER_P/EXTRA_CONSTRAINT define.
10762 Update score_rtx_costs for MACRO TARGET_RTX_COSTS.
10763 Update score_print_operand.
10764 * config/score/score.h (DATA_ALIGNMENT, SELECT_CC_MODE): Added.
10765 Adjust register allocate order and update some macro define.
10766 * config/score/score-mdaux.c (mdx_unaligned_load, mdx_unsigned_store,
10767 mdx_block_move_straight, mdx_block_move_loop_head,
10768 mdx_block_move_loop_body, mdx_block_move_loop_foot, mdx_block_move_loop,
10769 mdx_block_move): Added.
10770 (mdx_movsicc, mdp_select_add_imm, mdp_select, mds_zero_extract_andi,
10771 mdp_limm): Updated and fix some bug and typo.
10772 * config/score/score.md (movqi/hi/si, add/sub/zero/ext): Updated.
10773 (movsf, movdf, doloop_end): Added.
10775 2007-01-08 Kazu Hirata <kazu@codesourcery.com>
10777 * config/arm/arm.c, config/arm/arm.h, config/arm/arm.md,
10778 config/arm/thumb2.md: Fix comment typos.
10779 * doc/extend.texi: Fix a typo.
10781 2007-01-07 Eric Christopher <echristo@apple.com>
10783 * configure.ac: Check for __stack_chk_fail for darwin.
10784 * configure: Regenerate.
10786 2007-01-07 Richard Guenther <rguenther@suse.de>
10788 * tree-vrp.c (extract_range_from_assert): CSE calls to
10789 compare_values where possible.
10790 (extract_range_from_unary_expr): Likewise.
10792 2007-01-07 Anatoly Sokolov <aesok@post.ru>
10794 * config/avr/avr-protos.h (call_insn_operand): Delete prototype.
10795 * config/avr/avr.c (call_insn_operand): Delete function.
10796 * config/avr/avr.md (*pushqi, *pushhi, *pushsi, *pushsf): Use REG_SP
10797 instead of register number. Use predicates.
10798 * config/avr/predicates.md (const0_operand, reg_or_0_operand,
10799 call_insn_operand): Add.
10801 2007-01-06 Jan Hubicka <jh@suse.cz>
10803 * tree-pass.h (pass_build_cgraph_edges): Declare.
10804 * cgraphunit.c (record_refernece): Move to cgraphbuild.c
10805 (visited_nodes): Remove.
10806 (cgraph_create_edges): Move to cgraphbuild.c; rename to
10807 build_cgrpah_edges; make visited_nodes local.
10808 (cgraph_process_new_functions): DO not call initialize_inline_failed.
10809 (record_references_in_initializer): Move to cgraphbuild.c
10810 (initialize_inline_failed, rebuild_cgraph_edges,
10811 pass_rebuild_cgraph_edges): Move to cgraphbuild.c.
10812 (verify_cgraph_node): Make visited_nodes local.
10813 (cgraph_analyze_function): Do not call cgraph_create_edges and
10814 initialize_inline_failed.
10815 (cgraph_expand_function): Do not call cgraph_lower_function;
10816 assert that function is already lowered.
10817 * Makefile.in (cgraphbuild.o): New.
10818 * passes.c (init_optimization_passes): Add pass_build_cgraph_edges
10819 at the end of lowering passes.
10821 2007-01-06 Steven Bosscher <steven@gcc.gnu.org>
10823 * ifcvt.c (cond_move_convert_if_block): New function, code
10824 factored out from...
10825 (cond_move_process_if_block): ...here. Call the new function
10826 on the THEN and ELSE blocks.
10827 (merge_if_block): Do not copy global_live_at_end, merge_blocks
10828 already takes care of this.
10830 2007-01-05 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
10833 * tree.h (TREE_OVERFLOW_P): New.
10834 * c-typeck.c (parser_build_unary_op): Warn only if result
10835 overflowed and operands did not.
10836 (parser_build_binary_op): Likewise.
10837 (convert_for_assignment): Remove redundant overflow_warning.
10838 * c-common.c (overflow_warning): Don't check or set TREE_OVERFLOW.
10840 2007-01-05 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
10842 * c-typeck.c (store_init_value): Split over two lines to follow
10843 the GNU coding style.
10845 2007-01-05 Benjamin Kosnik <bkoz@redhat.com>
10847 * c-cppbuiltin.c (c_cpp_builtins): __GXX_EXPERIMENTAL_CPP0X__ to
10848 __GXX_EXPERIMENTAL_CXX0X__.
10849 * doc/cpp.texi: Same.
10851 2007-01-05 Richard Guenther <rguenther@suse.de>
10853 PR middle-end/27826
10854 * tree.c (get_narrower): Do not construct COMPONENT_REFs
10855 with mismatched types. Instead explicitly build a
10856 conversion NOP_EXPR.
10858 2007-01-05 Ian Lance Taylor <iant@google.com>
10860 * c-common.c (decl_with_nonnull_addr_p): New function.
10861 (c_common_truthvalue_conversion): Call it.
10862 * c-typeck.c (build_binary_op): Likewise.
10863 * c-common.h (decl_with_nonnull_addr_p): Declare.
10865 2007-01-05 Jakub Jelinek <jakub@redhat.com>
10868 * libgcc2.c (__divdc3): Compare c and d against 0.0 instead of
10871 2007-01-05 Joel Brobecker <brobecker@adacore.com>
10873 * doc/install.texi (Final install): Document the fact that
10874 the GNAT runtime should not be stripped.
10876 2007-01-04 Jan Hubicka <jh@suse.cz>
10878 * tree-inline.c (fold_marked_statements): Update operand caches
10879 and EH after folding
10881 2007-01-04 Ian Lance Taylor <iant@google.com>
10883 * c-common.c (check_function_nonnull): Whitespace fix.
10885 2007-01-04 Jan Hubicka <jh@suse.cz>
10887 * tree-optimize.c (execute_fixup_cfg): Correct previously mistakely
10888 comitted older version of patch.
10889 (pass_fixup_cfg): Add TODOs to verify flow and statements, dump
10890 function, celanup cfg and collect garbage.
10892 2007-01-04 Mike Stump <mrs@apple.com>
10894 * Makefile.in (mostlyclean): Don't remove libgcc anymore.
10897 2007-01-04 Eric Christopher <echristo@apple.com>
10899 * libgcc2.c (__bswapsi2): Use SItype.
10900 (__bswapdi2): Use DItype.
10901 * libgcc2.h: Update for above.
10903 2007-01-04 Paul Brook <paul@codesourcery.com>
10905 * config/arm/arm.md (arm_mulsi3, thumb_mulsi3, mulsi3_compare0,
10906 mulsi_compare0_scratch, mulsi3addsi, mulsi3addsi_compare0,
10907 mulsi3addsi_compare0_scratch, mulsidi3adddi, mulsidi3,
10908 umulsidi3, umulsidi3adddi, smulsi3_highpart,
10909 umulsi3_highpart): Make conditional on !arm_arch6.
10910 (arm_mulsi3_v6, thumb_mulsi3_v6, mulsi3_compare0_v6,
10911 mulsi_compare0_scratch_v6, mulsi3addsi_v6, mulsi3addsi_compare0_v6,
10912 mulsi3addsi_compare0_scratch_v6, mulsidi3adddi_v6, mulsidi3_v6,
10913 umulsidi3_v6, umulsidi3adddi_v6, smulsi3_highpart_v6,
10914 umulsi3_highpart_v6): New insns.
10916 2007-01-04 Roger Sayle <roger@eyesopen.com>
10918 * fold-const.c (fold_convert): When casting an expression to void,
10919 fold_ignored_result may discover a GIMPLE_MODIFY_STMT which doesn't
10920 have a type. Instead of attempting to build a NOP_EXPR, return
10921 these "special" trees directly.
10923 2007-01-04 Joseph Myers <joseph@codesourcery.com>
10925 * config/rs6000/rs6000.c (rs6000_rtx_costs): Make adjustment for
10926 MULT inside MINUS as either argument. Use rs6000_cost->dmul -
10927 rs6000_cost->fp not 0 as adjustment for outer NEG.
10929 2007-01-04 Jan Hubicka <jh@suse.cz>
10931 * cgraph.c (cgraph_release_function_body): New function.
10932 (cgraph_remove_node): Use it.
10933 * cgraph.h (cgraph_release_function_body): Declare.
10934 * cgraphunit.c (cgraph_expand_function): Use it.
10935 * ipa.c (cgraph_remove_unreahchable_nodes): Use it.
10936 * tree-ssa.c (delete_tree_ssa): Allow to be called before aliasing
10937 is initialized and while compilation of other function is running.
10938 * tree-optimize.c (execute_free_cfg_annotations): Move code to clear
10939 statement CFG annotations from here to ...
10940 * tree-cfg.c (delete_tree_cfg_annotations): ... here.
10942 2007-01-04 Zdenek Dvorak <dvorakz@suse.cz>
10944 * cfgloop.h (enum li_flags): Make the constants powers of two.
10946 2007-01-04 Jan Hubicka <jh@suse.cz>
10948 * tree-inline.c (copy_bb): Insert new statements to statements_to_fold
10950 (fold_marked_statements): New function.
10951 (optimize_inline_calls, tree_function_versioning): Fold new statements.
10952 * tree-inline.h (copy_body_data): Add statements_to_fold.
10954 2007-01-03 Daniel Jacobowitz <dan@codesourcery.com>
10956 * config.gcc: Mention libgcc/config.host.
10957 * Makefile.in: Update comments mentioning libgcc.
10958 (LIBGCC, INSTALL_LIBGCC, GCC_PARTS, mklibgcc): Delete.
10959 (all.cross, start.encap, rest.encap, rest.cross): Update
10960 dependencies for libgcc move.
10961 (libgcc.mk, LIBGCC_DEPS, libgcov.a, libgcc.a, stmp-multilib)
10962 (clean-target, clean-target-libgcc): Delete.
10963 (srcdirify, GCC_EXTRA_PARTS): New macros.
10964 (libgcc-support, libgcc.mvars): New rules.
10965 (distclean): Remove mention of mklibgcc.
10966 (install): Don't reference INSTALL_LIBGCC.
10967 (install-common): Don't reference EXTRA_PARTS.
10968 (install-libgcc, install-multilib): Delete rules.
10969 * mklibgcc.in: Delete file.
10970 * doc/configfiles.texi: Don't mention mklibgcc.
10972 * config/i386/t-darwin (SHLIB_VERPFX): Delete (moved to libgcc).
10973 * config/i386/t-darwin64 (SHLIB_VERPFX): Likewise.
10974 * config/rs6000/t-darwin (SHLIB_VERPFX): Likewise.
10975 * config/rs6000/t-ppccomm (TARGET_LIBGCC2_CFLAGS, SHLIB_MAPFILES)
10976 (mklibgcc, ldblspecs): Likewise.
10978 * config/i386/t-nwld (libgcc.def, libc.def, libpcre.def)
10979 (posixpre.def): Use $(T).
10980 (SHLIB_EXT, SHLIB_NAME, SHLIB_SLIBDIR_QUAL, SHLIB_DEF, SHLIB_MAP)
10981 (SHLIB_SRC, SHLIB_INSTALL): Delete.
10982 (SHLIB_LINK): Make dummy.
10983 * config/t-slibgcc-darwin: Delete contents except for dummy SHLIB_LINK.
10985 * config/frv/t-linux (EXTRA_MULTILIB_PARTS): Clear.
10987 * config/alpha/t-crtfm: Use $(T) in rules for EXTRA_PARTS.
10988 * config/alpha/t-vms, config/alpha/t-vms64, config/fr30/t-fr30,
10989 config/i386/t-rtems-i386, config/ia64/t-ia64, config/rs6000/t-beos,
10990 config/rs6000/t-newas, config/sparc/t-elf: Likewise.
10992 * configure.ac (all_outputs): Remove mklibgcc.
10993 * configure: Regenerated.
10995 2007-01-03 Josh Conner <jconner@apple.com>
10997 PR middle-end/29683
10998 * calls.c (compute_argument_addresses): Set stack and stack_slot
10999 for partial args, too.
11000 (store_one_arg): Use locate.size.constant for the size when
11001 generating a save_area.
11003 2007-01-03 Robert Kennedy <jimbob@google.com>
11005 * tree-cfg.c (tree_merge_blocks): Release SSA_NAME phi results
11006 whose definitions are deleted due to basic block merging.
11008 2007-01-03 Paul Brook <paul@codesourcery.com>
11011 * config/arm/arm.c (output_return_instruction): Pop PC in interrupt
11013 (use_return_insn): Return 0 for Thumb interrupt functions.
11014 (print_multi_reg): Add rfe argument for IRQ returns.
11015 (arm_output_epilogue): Pop interrupt return address directly into PC.
11016 (arm_expand_prologue): Only adjust IRQ return address in Arm mode.
11018 2007-01-03 Paul Brook <paul@codesourcery.com>
11020 Merge from sourcerygxx-4_1.
11021 * config/arm/thumb2.md: New file.
11022 * config/arm/elf.h (JUMP_TABLES_IN_TEXT_SECTION): Return True for
11024 * config/arm/coff.h (JUMP_TABLES_IN_TEXT_SECTION): Ditto.
11025 * config/arm/aout.h (ASM_OUTPUT_ADDR_VEC_ELT): Add !Thumb-2 assertion.
11026 (ASM_OUTPUT_ADDR_DIFF_ELT): Output Thumb-2 jump tables.
11027 * config/arm/aof.h (ASM_OUTPUT_ADDR_DIFF_ELT): Output Thumb-2 jump
11029 (ASM_OUTPUT_ADDR_VEC_ELT): Add !Thumb-2 assertion.
11030 * config/arm/ieee754-df.S: Use macros for Thumb-2/Unified asm
11032 * config/arm/ieee754-sf.S: Ditto.
11033 * config/arm/arm.c (thumb_base_register_rtx_p): Rename...
11034 (thumb1_base_register_rtx_p): ... to this.
11035 (thumb_index_register_rtx_p): Rename...
11036 (thumb1_index_register_rtx_p): ... to this.
11037 (thumb_output_function_prologue): Rename...
11038 (thumb1_output_function_prologue): ... to this.
11039 (thumb_legitimate_address_p): Rename...
11040 (thumb1_legitimate_address_p): ... to this.
11041 (thumb_rtx_costs): Rename...
11042 (thumb1_rtx_costs): ... to this.
11043 (thumb_compute_save_reg_mask): Rename...
11044 (thumb1_compute_save_reg_mask): ... to this.
11045 (thumb_final_prescan_insn): Rename...
11046 (thumb1_final_prescan_insn): ... to this.
11047 (thumb_expand_epilogue): Rename...
11048 (thumb1_expand_epilogue): ... to this.
11049 (arm_unwind_emit_stm): Rename...
11050 (arm_unwind_emit_sequence): ... to this.
11051 (thumb2_legitimate_index_p, thumb2_legitimate_address_p,
11052 thumb1_compute_save_reg_mask, arm_dwarf_handle_frame_unspec,
11053 thumb2_index_mul_operand, output_move_vfp, arm_shift_nmem,
11054 arm_save_coproc_regs, thumb_set_frame_pointer, arm_print_condition,
11055 thumb2_final_prescan_insn, thumb2_asm_output_opcode, arm_output_shift,
11056 thumb2_output_casesi): New functions.
11057 (TARGET_DWARF_HANDLE_FRAME_UNSPEC): Define.
11058 (FL_THUMB2, FL_NOTM, FL_DIV, FL_FOR_ARCH6T2, FL_FOR_ARCH7,
11059 FL_FOR_ARCH7A, FL_FOR_ARCH7R, FL_FOR_ARCH7M, ARM_LSL_NAME,
11060 THUMB2_WORK_REGS): Define.
11061 (arm_arch_notm, arm_arch_thumb2, arm_arch_hwdiv, arm_condexec_count,
11062 arm_condexec_mask, arm_condexec_masklen)): New variables.
11063 (all_architectures): Add armv6t2, armv7, armv7a, armv7r and armv7m.
11064 (arm_override_options): Check new CPU capabilities.
11065 Set new architecture flag variables.
11066 (arm_isr_value): Handle v7m interrupt functions.
11067 (user_return_insn): Return 0 for v7m interrupt functions. Handle
11069 (const_ok_for_arm): Handle Thumb-2 constants.
11070 (arm_gen_constant): Ditto. Use movw when available.
11071 (arm_function_ok_for_sibcall): Return false for v7m interrupt
11073 (legitimize_pic_address, arm_call_tls_get_addr): Handle Thumb-2.
11074 (thumb_find_work_register, arm_load_pic_register,
11075 legitimize_tls_address, arm_address_cost, load_multiple_sequence,
11076 emit_ldm_seq, emit_stm_seq, arm_select_cc_mode, get_jump_table_size,
11077 print_multi_reg, output_mov_long_double_fpa_from_arm,
11078 output_mov_long_double_arm_from_fpa, output_mov_double_fpa_from_arm,
11079 output_mov_double_fpa_from_arm, output_move_double,
11080 arm_compute_save_reg_mask, arm_compute_save_reg0_reg12_mask,
11081 output_return_instruction, arm_output_function_prologue,
11082 arm_output_epilogue, arm_get_frame_offsets, arm_regno_class,
11083 arm_output_mi_thunk, thumb_set_return_address): Ditto.
11084 (arm_expand_prologue): Handle Thumb-2. Use arm_save_coproc_regs.
11085 (arm_coproc_mem_operand): Allow POST_INC/PRE_DEC.
11086 (arithmetic_instr, shift_op): Use arm_shift_nmem.
11087 (arm_print_operand): Use arm_print_condition. Handle '(', ')', '.',
11089 (arm_final_prescan_insn): Use extract_constrain_insn_cached.
11090 (thumb_expand_prologue): Use thumb_set_frame_pointer.
11091 (arm_file_start): Output directive for unified syntax.
11092 (arm_unwind_emit_set): Handle stack alignment instruction.
11093 * config/arm/lib1funcs.asm: Remove default for __ARM_ARCH__.
11094 Add v6t2, v7, v7a, v7r and v7m.
11095 (RETLDM): Add Thumb-2 code.
11096 (do_it, shift1, do_push, do_pop, COND, THUMB_SYNTAX): New macros.
11097 * config/arm/arm.h (TARGET_CPU_CPP_BUILTINS): Define __thumb2__.
11098 (TARGET_THUMB1, TARGET_32BIT, TARGET_THUMB2, TARGET_DSP_MULTIPLY,
11099 TARGET_INT_SIMD, TARGET_UNIFIED_ASM, ARM_FT_STACKALIGN, IS_STACKALIGN,
11100 THUMB2_TRAMPOLINE_TEMPLATE, TRAMPOLINE_ADJUST_ADDRESS,
11101 ASM_OUTPUT_OPCODE, THUMB2_GO_IF_LEGITIMATE_ADDRESS,
11102 THUMB2_LEGITIMIZE_ADDRESS, CASE_VECTOR_PC_RELATIVE,
11103 CASE_VECTOR_SHORTEN_MODE, ADDR_VEC_ALIGN, ASM_OUTPUT_CASE_END,
11104 ADJUST_INSN_LENGTH): Define.
11105 (TARGET_REALLY_IWMMXT, TARGET_IWMMXT_ABI, CONDITIONAL_REGISTER_USAGE,
11106 STATIC_CHAIN_REGNUM, HARD_REGNO_NREGS, INDEX_REG_CLASS,
11107 BASE_REG_CLASS, MODE_BASE_REG_CLASS, SMALL_REGISTER_CLASSES,
11108 PREFERRED_RELOAD_CLASS, SECONDARY_OUTPUT_RELOAD_CLASS,
11109 SECONDARY_INPUT_RELOAD_CLASS, LIBCALL_VALUE, FUNCTION_VALUE_REGNO_P,
11110 TRAMPOLINE_SIZE, INITIALIZE_TRAMPOLINE, HAVE_PRE_INCREMENT,
11111 HAVE_POST_DECREMENT, HAVE_PRE_DECREMENT, HAVE_PRE_MODIFY_DISP,
11112 HAVE_POST_MODIFY_DISP, HAVE_PRE_MODIFY_REG, HAVE_POST_MODIFY_REG,
11113 REGNO_MODE_OK_FOR_BASE_P, LEGITIMATE_CONSTANT_P,
11114 REG_MODE_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P, GO_IF_LEGITIMATE_ADDRESS,
11115 LEGITIMIZE_ADDRESS, THUMB2_LEGITIMIZE_ADDRESS,
11116 GO_IF_MODE_DEPENDENT_ADDRESS, MEMORY_MOVE_COST, BRANCH_COST,
11117 ASM_APP_OFF, ASM_OUTPUT_CASE_LABEL, ARM_DECLARE_FUNCTION_NAME,
11118 FINAL_PRESCAN_INSN, PRINT_OPERAND_PUNCT_VALID_P,
11119 PRINT_OPERAND_ADDRESS): Adjust for Thumb-2.
11120 (arm_arch_notm, arm_arch_thumb2, arm_arch_hwdiv): New declarations.
11121 * config/arm/arm-cores.def: Add arm1156t2-s, cortex-a8, cortex-r4 and
11123 * config/arm/arm-tune.md: Regenerate.
11124 * config/arm/arm-protos.h: Update prototypes.
11125 * config/arm/vfp.md: Enable patterns for Thumb-2.
11126 (arm_movsi_vfp): Add movw alternative. Use output_move_vfp.
11127 (arm_movdi_vfp, movsf_vfp, movdf_vfp): Use output_move_vfp.
11128 (thumb2_movsi_vfp, thumb2_movdi_vfp, thumb2_movsf_vfp,
11129 thumb2_movdf_vfp, thumb2_movsfcc_vfp, thumb2_movdfcc_vfp): New.
11130 * config/arm/libunwind.S: Add Thumb-2 code.
11131 * config/arm/constraints.md: Update include Thumb-2.
11132 * config/arm/ieee754-sf.S: Add Thumb-2/Unified asm support.
11133 * config/arm/ieee754-df.S: Ditto.
11134 * config/arm/bpabi.S: Ditto.
11135 * config/arm/t-arm (MD_INCLUDES): Add thumb2.md.
11136 * config/arm/predicates.md (low_register_operand,
11137 low_reg_or_int_operand, thumb_16bit_operator): New.
11138 (thumb_cmp_operand, thumb_cmpneg_operand): Rename...
11139 (thumb1_cmp_operand, thumb1_cmpneg_operand): ... to this.
11140 * config/arm/t-arm-elf: Add armv7 multilib.
11141 * config/arm/arm.md: Update patterns for Thumb-2 and Unified asm.
11143 (UNSPEC_STACK_ALIGN, ce_count): New.
11144 (arm_incscc, arm_decscc, arm_umaxsi3, arm_uminsi3,
11145 arm_zero_extendsidi2, arm_zero_extendqidi2): New
11147 * config/arm/fpa.md: Update patterns for Thumb-2 and Unified asm.
11148 (thumb2_movsf_fpa, thumb2_movdf_fpa, thumb2_movxf_fpa,
11149 thumb2_movsfcc_fpa, thumb2_movdfcc_fpa): New insns.
11150 * config/arm/cirrus.md: Update patterns for Thumb-2 and Unified asm.
11151 (cirrus_thumb2_movdi, cirrus_thumb2_movsi_insn,
11152 thumb2_cirrus_movsf_hard_insn, thumb2_cirrus_movdf_hard_insn): New
11154 * doc/extend.texi: Document ARMv7-M interrupt functions.
11155 * doc/invoke.texi: Document Thumb-2 new cores+architectures.
11157 2007-01-03 Jakub Jelinek <jakub@redhat.com>
11159 * unwind-dw2.c (SIGNAL_FRAME_BIT, EXTENDED_CONTEXT_BIT): Define.
11160 (struct _Unwind_Context): Rename args_size to flags, remove
11161 signal_frame field, add a new args_size field and version field.
11162 (_Unwind_IsSignalFrame, _Unwind_SetSignalFrame,
11163 _Unwind_IsExtendedContext): New inline functions.
11164 (_Unwind_GetGR, _Unwind_SetGR, _Unwind_GetGRPtr, _Unwind_SetGRPtr):
11165 Assume by_value array is only present if _Unwind_IsExtendedContext.
11166 (_Unwind_GetIPInfo, execute_cfa_program, uw_frame_state_for): Use
11167 _Unwind_IsSignalFrame.
11168 (__frame_state_for): Initialize context.flags to EXTENDED_CONTEXT_BIT.
11169 (uw_update_context_1): Use _Unwind_SetSignalFrame.
11170 (uw_init_context_1): Initialize context->flags to
11171 EXTENDED_CONTEXT_BIT.
11172 * config/rs6000/linux-unwind.h (frob_update_context): Use
11173 _Unwind_SetSignalFrame.
11175 2007-01-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
11177 PR middle-end/30353
11178 * gimplify.c (gimplify_modify_expr_complex_part): Move below
11179 tree_to_gimple_tuple. Call tree_to_gimple_tuple when we need
11182 2007-01-03 Kazu Hirata <kazu@codesourcery.com>
11184 * config/i386/i386.h (NON_STACK_REG_P, REGNO_OK_FOR_SIREG_P,
11185 REGNO_OK_FOR_DIREG_P, REWRITE_ADDRESS, ASM_OPERAND_LETTER,
11186 RET, AT_SP): Remove.
11187 * config/i386/i386.md (*sse_prologue_save_insn): Use return
11190 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
11191 * cfgbuild.c (find_basic_blocks): Likewise.
11192 * cfgrtl.c (rtl_create_basic_block): Likewise.
11193 * function.c (temp_slots_at_level): Likewise.
11194 * reg-stack.c (stack_regs_mentioned): Likewise.
11195 * regclass.c (allocate_reg_info): Likewise.
11196 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
11197 set_bb_for_stmt, move_block_to_fn): Likewise.
11198 * tree-complex.c (tree_lower_complex): Likewise.
11199 * vec.h (VEC_safe_grow_cleared): New.
11201 * cgraphunit.c, tree-ssa-alias.c: Fix comment typos.
11203 2007-01-03 Zdenek Dvorak <dvorakz@suse.cz>
11205 * loop-unswitch.c (unswitch_loop): Pass probabilities to loopify.
11206 * tree-ssa-loop-unswitch.c (tree_unswitch_loop): Pass probabilities
11208 * cfgloopmanip.c (scale_loop_frequencies): Export.
11209 (loopify): Scale the frequencies by prescribed coefficients.
11210 (set_zero_probability): New function.
11211 (duplicate_loop_to_header_edge): Improve updating of frequencies.
11212 (lv_adjust_loop_entry_edge, loop_version): Set probabilities
11213 and frequencies according to arguments.
11214 * tree-ssa-loop-manip.c (tree_unroll_loop): Set probabilities
11216 * cfg.c (scale_bbs_frequencies_int): Allow scaling the frequencies up.
11217 * modulo-sched.c (sms_schedule): Set probabilities for entering
11218 versioned loop correctly.
11219 * tree-vect-transform.c (vect_transform_loop): Ditto.
11220 * cfgloop.h (loopify, loop_version): Declaration changed.
11221 (scale_loop_frequencies): Declared.
11223 2007-01-02 Jan Hubicka <jh@suse.cz>
11225 * cgraph.c: Include tree-flow.h
11226 (cgraph_add_new-function): Handle IPA_SSA mode; execute
11227 early_local_passes.
11228 * cgraph.h (enum cgraph_state): Add CGRAPH_STATE_IPA_SSA.
11229 * tree-pass.h (pass_all_early_optimizations): Declare.
11230 * cgraphunit.c (cgraph_process_new_functions): Add IPA_SSA; execute
11231 early_local_passes.
11232 (cgraph_analyze_function): Do early_local_passes.
11233 * tree-mudflap.c (mf_decl_cache_locals, mf_build_check_statement_for):
11234 Do not add referenced vars.
11235 * tree-optimize.c (gate_all_optimizations): Do not execute when not in
11237 (gate_all_early_local_passes): New gate.
11238 (pass_early_local_passes): Use new gate.
11239 (execute_early_local_optimizations): New functions.
11240 (gate_all_early_optimizations): New gate.
11241 (pass_all_early_optimizations): New pass.
11242 (execute_free_datastructures): Free SSA only when initialized.
11243 (gate_init_datastructures): Init only when optimizing.
11244 (tree_lowering_passes): Do early local passes when called late.
11245 * tree-profile.c (do_tree_profiling): Don't profile functions added
11247 (do_early_tree_profiling, pass_early_tree_profile): Kill.
11248 * tree-cfg.c (update_modified_stmts): Do not update when operands are
11250 * passes.c (init_optimizations_passes): Reorder so we go into SSA
11251 during early_local_passes.
11252 * Makefile.in (cgraph.o): Add dependency on tree-flow.h.
11255 2007-01-02 Carlos O'Donell <carlos@codesourcery.com>
11257 * Makefile.in: Update copyright year.
11259 2007-01-02 Carlos O'Donell <carlos@codesourcery.com>
11261 * Makefile.in: Export GCC_EXEC_PREFIX before calling $(RUNTEST)
11262 in $(lang_checks) and check-consistency targets.
11264 2007-01-02 Jan Hubicka <jh@suse.cz>
11266 * tree-mudflap.c (mf_decl_cache_locals, mf_build_check_statement_for):
11267 Do not add referenced vars.
11268 * tree-cfg.c (update_modified_stmts): Do not update when SSA operands
11270 * passes.c (init_optimization_passes): Put mudflap_2 after
11271 free_datastructures.
11273 2007-01-02 Jan Hubicka <jh@suse.cz>
11275 * tree-optimize (execute_fixup_cfg): Set after_inlining flag.
11276 Set NOTHROW flag on call statements proved to be nothrow.
11277 Update statement of local calls so new pure/const functions are
11278 updated. Update_ssa when in ssa form. Mark PHI nodes of nonlocal
11280 (tree_rest_of_compilation): Register hooks and initialize bitmap
11281 early. Do not set after_inlining flag.
11283 2007-01-02 Steve Ellcey <sje@cup.hp.com>
11285 * sbitmap.c (HOST_BITS_PER_LONG_LONG): Change to
11286 HOST_BITS_PER_LONGLONG
11288 2007-01-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
11291 * c-typeck.c (store_init_value): Don't emit pedantic overflow
11292 warning for non-static initializers.
11294 2007-01-02 Steven Bosscher <steven@gcc.gnu.org>
11296 * config/alpha/alpha.md, arm/arm.c, darwin.c, frv/frv.md,
11297 m32r/m32r.c, m32r/m32r.c, mn10300/mn10300.md, pa/pa.c,
11298 rs6000/rs6000.c, s390/s390.md, sh/sh.md, sparc/sparc.c:
11299 Always use set_unique_reg_note to add REG_EQUAL notes.
11301 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
11304 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
11306 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
11307 * cfgbuild.c (find_basic_blocks): Likewise.
11308 * cfgrtl.c (rtl_create_basic_block): Likewise.
11309 * function.c (temp_slots_at_level): Likewise.
11310 * reg-stack.c (stack_regs_mentioned): Likewise.
11311 * regclass.c (allocate_reg_info): Likewise.
11312 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
11313 set_bb_for_stmt, move_block_to_fn): Likewise.
11314 * tree-complex.c (tree_lower_complex): Likewise.
11315 * vec.h (VEC_safe_grow_cleared): New.
11317 2007-01-02 Ian Lance Taylor <iant@google.com>
11319 * c-common.c (c_common_truthvalue_conversion): When warning about
11320 using an assignment as a truth value, set TREE_NO_WARNING.
11322 2007-01-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
11325 * c.opt (Wold-style-declaration): New.
11326 * doc/invoke.texi (C-only Warning Options): New.
11327 (Wold-style-declaration): Document it.
11328 (Wextra): Enabled by -Wextra.
11329 * c-opts.c (c_common_post_options): Enabled by -Wextra.
11330 * c-decl.c (declspecs_add_scspec): Replace -Wextra with
11331 -Wold-style-declaration.
11333 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
11335 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
11336 * cfgbuild.c (find_basic_blocks): Likewise.
11337 * cfgrtl.c (rtl_create_basic_block): Likewise.
11338 * function.c (temp_slots_at_level): Likewise.
11339 * reg-stack.c (stack_regs_mentioned): Likewise.
11340 * regclass.c (allocate_reg_info): Likewise.
11341 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
11342 set_bb_for_stmt, move_block_to_fn): Likewise.
11343 * tree-complex.c (tree_lower_complex): Likewise.
11344 * vec.h (VEC_safe_grow_cleared): New.
11346 2007-01-02 Douglas Gregor <doug.gregor@gmail.com>
11348 * c-common.c (c_common_nodes_and_builtins): Since variants of
11349 void_type_node get built before it is given a name, we need to
11350 give those variants the name, too.
11351 (complete_array_type): We need to work with the canonical main
11352 type of the array, from which we will build the qualified version.
11353 * params.def (PARAM_VERIFY_CANONICAL_TYPES): New.
11354 * print-tree.c (print_node): Display canonical type information
11356 * stor-layout.c (layout_type): When we don't know the
11357 alignment of a type for which we're building an array, we end up
11358 guessing wrong, so make the type require structural equality.
11359 * tree.c (make_node_stat): When we build a new type, it is its
11360 own canonical type.
11361 (build_type_attribute_qual_variant): When building an attribute
11362 variant, its canonical type is the non-attribute variant. However,
11363 if the attributes are target-dependent and they differ, we need to
11364 use structural equality checks for this type.
11365 (build_qualified_type): A qualified type is not equivalent to its
11366 unqualified variant; set the canonical type appropriately.
11367 (build_distinct_type_copy): When building a distinct type from
11368 another type, the new type is its own canonical type.
11369 (build_variant_type_copy): When building a new type variant, we
11370 assume that it is equivalent to the original type.
11371 (build_pointer_type_for_mode): When building a pointer type, also
11372 build a canonical type pointer.
11373 (build_reference_type_for_mode): When building a reference type,
11374 also build a canonical type reference.
11375 (build_index_type): When we can't hash an index type (e.g.,
11376 because its maximum value is negative), the index type requires
11377 structural equality tests.
11378 (build_array_type): Build the canonical form of an array type.
11379 (build_function_type): Function types require structural equality,
11380 because they contain default arguments, attributes, etc.
11381 (build_method_type_directly): Ditto for method types.
11382 (build_offset_type): Build the canonical offset type.
11383 (build_complex_type): Build the canonical vector type.
11384 (make_vector_type): Build the canonical vector type.
11385 * tree.h (TYPE_CANONICAL): New.
11386 (TYPE_STRUCTURAL_EQUALITY_P): New.
11387 (SET_TYPE_STRUCTURAL_EQUALITY): New.
11388 (struct tree_type): Added "canonical" field.
11389 * params.h (VERIFY_CANONICAL_TYPES): New.
11390 * doc/c-tree.texi (TYPE_CANONICAL): Document.
11391 (TYPE_STRUCTURAL_EQUALITY_P): Document.
11392 (SET_TYPE_STRUCTURAL_EQUALITY): Document.
11393 * doc/invoke.texi (verify-canonical-types): Document --param
11394 parameter for verifying canonical types.
11396 2007-01-02 Joseph Myers <joseph@codesourcery.com>
11398 * config.gcc (powerpc-*-eabispe*, powerpc-*-eabisimaltivec*,
11399 powerpc-*-eabisim*, powerpc-*-eabialtivec*, powerpc-*-eabi*,
11400 powerpc-*-rtems*, powerpc-wrs-vxworks, powerpc-wrs-vxworksae,
11401 powerpcle-*-eabisim*, powerpcle-*-eabi*): Add rs6000/e500.h to
11403 * config/rs6000/e500.h: New.
11404 * config/rs6000/eabi.h (TARGET_SPE_ABI, TARGET_SPE, TARGET_E500,
11405 TARGET_ISEL, TARGET_FPRS, TARGET_E500_SINGLE, TARGET_E500_DOUBLE):
11407 * config/rs6000/linuxspe.h (TARGET_SPE_ABI, TARGET_SPE,
11408 TARGET_E500, TARGET_ISEL, TARGET_FPRS, TARGET_E500_SINGLE,
11409 TARGET_E500_DOUBLE): Remove.
11410 * config/rs6000/vxworks.h (TARGET_SPE_ABI, TARGET_SPE,
11411 TARGET_E500, TARGET_ISEL, TARGET_FPRS): Remove.
11412 * config/rs6000/rs6000.h (CHECK_E500_OPTIONS): Define.
11413 * config/rs6000/rs6000.c (rs6000_override_options): Use
11414 CHECK_E500_OPTIONS.
11416 2007-01-02 Joseph Myers <joseph@codesourcery.com>
11418 * config/rs6000/rs6000.c (print_operand): Check (TARGET_SPE ||
11419 TARGET_E500_DOUBLE), not TARGET_E500, for %y.
11420 (rs6000_generate_compare, rs6000_emit_sCOND, output_cbranch,
11421 rs6000_emit_cmove): Don't check TARGET_E500.
11422 * config/rs6000/rs6000.md (bunordered, bordered, sunordered,
11423 sordered): Don't check TARGET_E500.
11425 2007-01-01 Eric Christopher <echristo@apple.com>
11427 * config/mips/mips.c (mips_regno_mode_ok_for_base_p): Use
11428 HARD_REGISTER_NUM_P.
11430 2007-01-01 Roger Sayle <roger@eyesopen.com>
11432 * fold-const.c (fold_binary) <EQ_EXPR>: Fold "(X^C1) eq/ne C2" into
11433 "X eq/ne (C1^C2)". Fold "(X^Z) eq/ne (Y^Z)" as "X eq/ne Y" when Z
11434 has no side-effects. Fold "(X^C1) eq/ne (Y^C2)" as "(X^(C1^C2))
11437 2007-01-01 Mike Stump <mrs@apple.com>
11439 * configure.ac: Remove support for building with Apple's gcc-3.1.
11441 2007-01-02 Joseph Myers <joseph@codesourcery.com>
11443 PR middle-end/30311
11444 * caller-save.c (add_stored_regs): Only handle SUBREGs if inner
11445 REG is a hard register. Do not modify REG before calling
11447 * rtlanal.c (subreg_get_info): Don't assert size of XMODE is a
11448 multiple of the size of YMODE for certain lowpart cases.
11450 2007-01-01 Andrew Pinski <pinskia@gmail.com>
11452 PR middle-end/30253
11453 * gimplify (voidify_wrapper_expr): Update for
11454 GIMPLE_MODIFY_STMT.
11456 2007-01-01 Andreas Schwab <schwab@suse.de>
11459 * config/ia64/ia64.c (ia64_compute_frame_size): Account space for
11460 save of BR0 in extra_spill_size instead of spill_size.
11461 (ia64_expand_prologue): Save BR0 outside of the gr/br/fr spill
11463 (ia64_expand_epilogue): Restore BR0 from its new location.
11465 2007-01-01 Andrew Pinski <pinskia@gmail.com>
11467 * gimplify.c (gimplify_init_constructor <case VECTOR_TYPE>):
11468 Use a temporary variable if the left hand side is not a gimple
11471 2007-01-01 Andrew Pinski <pinskia@gmail.com>
11473 * gimplify.c (gimplify_return_expr): Make the temporary variable
11474 for the return expression, a gimple register variable.
11476 2007-01-01 Jan Hubicka <jh@suse.cz>
11478 * emit-rtl.c (emit_copy_of_insn_after): Do not call copy_insn_1 for
11481 2007-01-01 Mike Stump <mrs@apple.com>
11483 * configure.ac (HAVE_GAS_LITERAL16): Add autoconf check for
11485 * config/darwin.c (machopic_select_rtx_section): Use
11486 HAVE_GAS_LITERAL16.
11487 (darwin_mergeable_constant_section): Likewise.
11488 * configure: Regenerate.
11489 * config.in: Regenerate.
11491 2007-01-01 Jan Hubicka <jh@suse.cz>
11492 Andrew Pinski <pinskia@gmail.com>
11494 * cgraphunit.c (cgraph_optimize): Call cgraph_add_new_functions
11495 before starting IPA passes.