1 2007-01-20 Jan Hubicka <jh@suse.cz>
3 * tree-flow.h (struct stmt_ann_d): Move references_memory to proper
4 place within annotation.
6 2007-01-20 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
8 * pa.c (output_move_double): Change array size of xoperands to 4.
10 2007-01-20 Jan Hubicka <jh@suse.cz>
12 * tree-tailcall.c (adjust_return_value): Do not use RESULT_DECL
15 2007-01-19 Ian Lance Taylor <iant@google.com>
17 * expmed.c (expand_divmod) [TRUNC_MOD_EXPR, TRUNC_DIV_EXPR]: Cast
18 constant to unsigned HOST_WIDE_INT before negating.
20 2007-01-19 Ian Lance Taylor <iant@google.com>
22 * tree-ssa-operands.h (struct vuse_vec_d): Change num_vuse field
24 (VUSE_VECT_ELEMENT) [ENABLE_CHECKING]: Use unsigned comparison.
25 (VUSE_ELEMENT_PTR) [ENABLE_CHECKING]: Likewise.
26 (SET_VUSE_VECT_ELEMENT) [ENABLE_CHECKING]: Likewise.
27 (SET_VUSE_ELEMENT_VAR) [ENABLE_CHECKING]: Likewise.
28 (SET_VUSE_ELEMENT_PTR) [ENABLE_CHECKING]: Likewise.
29 (realloc_vdef, realloc_vuse): Change second parameter to
31 (ssa_operand_iterator_d): Change vuse_index and mayuse_index
33 * tree-ssa-operands.c (realloc_vop): Change num_elem parameter to
34 unsigned. Change x and lim locals to unsigned.
35 (realloc_vdef, realloc_vuse): Change num_elem parameter to
37 (finalize_ssa_vuse_ops): Change old_i local to unsigned.
38 (copy_virtual_operands): Change i and n locals to unsigned.
40 2007-01-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
43 * builtins.c (fold_builtin_1): Handle builtin fdim.
45 2007-01-20 Jan Hubicka <jh@suse.cz>
47 * tree-ssa.c (init_tree_ssa): Do not call init_alias_heapvars.
48 * tree-ssa-structalias.c (compute_points_to_sets): Do call
50 (init_alias_heapvars): Initialize only when not already initialized.
51 (delete_alias_heapvars): Set heapvar_for_stmt to NULL.
53 2007-01-19 Roger Sayle <roger@eyesopen.com>
55 * common.opt (fsigned-zeros): New command line option.
56 * flags.h (HONOR_SIGNED_ZEROS): Control via flag_signed_zeros instead
57 of flag_unsafe_math_optimizations.
58 * opts.c (set_fast_math_flags): The -ffast-math command line option
59 implies -fno-signed-zeros.
60 (fast_math_flags_set_p): Likewise.
62 * doc/invoke.texi: Document new -fno-signed-zeros option, and update
63 the documentation of -ffast-math appropriately. Wrap long lines.
65 2007-01-19 Steve Ellcey <sje@cup.hp.com>
67 * system.h (ASM_MAKE_LABEL_LINKONCE): Poison.
68 * varasm.c (globalize_decl): Remove ASM_MAKE_LABEL_LINKONCE ifdef.
70 2007-01-19 Tomas Bily <tbily@suse.cz>
72 * cgraphunit.c (cgraph_finalize_function): Updating of pid
74 (tree_init_ic_make_global_vars): New function
75 (tree_init_edge_profiler): call of tree_init_ic_make_global_vars
76 (tree_gen_ic_profiler): New function
77 (tree_gen_ic_func_profiler): New function
78 (tree_profiling): Added calling of tree_gen_ic_func_profiler
79 (tree_profile_hooks): Added hook for indirec/virtual calls
80 * value-prof.c (tree_find_values_to_profile): New case for
82 (tree_values_to_profile): Call for determining indirect/virtual
84 (tree_indirect_call_to_profile): New function
85 (tree_ic_transform): New function
86 (tree_ic): New function
87 (find_func_by_pid): New function
88 (init_pid_map): New function
89 (tree_value_profile_transformations): Added check for
90 indirect/virtual call transformation
91 * value-prof.h (enum hist_type): New counter type for
92 indirect/virtual calls
93 (profile_hooks): Added new hook for profiling indirect/virtual
95 * profile.c (instrument_values): New case for indirect/virtual
97 * gcov-io.h (GCOV_LAST_VALUE_COUNTER): Changed to 6
98 (GCOV_COUNTER_V_INDIR): New counter type
99 (GCOV_COUNTER_NAMES): New name of counter "indirect" added
100 (GCOV_MERGE_FUNCTIONS): New merge function for indirect/virtual
102 * cgraph.c: Definition of cgraph_max_pid
103 (cgraph_create_node): Default init of pid attribute
104 * cgraph.h: Declaration of cgraph_max_pid
105 (struct cgraph_node): Added pid attribute
106 * libgcov.c (__gcov_indirect_call_profiler): New function
107 (__gcov_one_value_profiler_body): New function
108 (__gcov_one_value_profiler): Body was moved to
109 __gcov_one_value_profiler_body and calls it
111 2007-01-19 Basile Starynkevitch <basile@starynkevitch.net>
113 * doc/gty.texi (Options): Document the mark_hook option to GTY.
114 * gengtype.c (write_types_data, write_func_for_structure,
115 write_types, ggc_wtd, pch_wtd): Add skip_hooks to
116 write_types_data, ggc_wtd, pch_wtd for processing mark_hook.
117 (walk_type, write_func_for_structure): Generate the mark_hook if
120 2007-01-19 Jan Hubicka <jh@suse.cz>
122 * ipa-inline.c (cgraph_decide_inlining_incrementally): Instead of 'early' argument
123 take inlining mode argument specifying whether to inline for size/speeed or all
124 functions; add support for flattening; improve dumpting.
125 (cgraph_early_inlining): Update call of decide_inlining_incrementally.
127 2007-01-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
130 * toplev.c (warn_deprecated_use): Use %qD instead of %qs to print
131 the name of the declared identifier.
133 2007-01-19 Dirk Mueller <dmueller@suse.de>
135 * config/i386.h (CONDITIONAL_REGISTER_USAGE): Store
136 result of PIC_OFFSET_TABLE_REGNUM in temporary variable to avoid
137 duplicate evaluation.
139 2007-01-19 Uros Bizjak <ubizjak@gmail.com>
141 * config/i386/i386.md (acos<mode>2): Rename from acossf2 and acosdf2.
142 Macroize expander using X87MODEF12 mode macro. Extend operand 1
143 to XFMode, use acosxf2 and truncate result to requested mode.
144 Use SSE_FLOAT_MODE_P to disable patterns for SSE math.
145 (asin<mode>2): Similarly, with asin expanders.
146 (*fscalexf4_i387): Rename from *fscalexf4.
147 (expNcorexf3): New expander.
148 (expxf2, exp10xf2, exp2xf2): Use expNcorexf3 expander.
149 (exp<mode>2): Rename from expsf2 and expdf2. Macroize expander using
150 X87MODEF12 mode macro. Extend operand 1 to XFMode, use expxf2 and
151 truncate result to requested mode. Use SSE_FLOAT_MODE_P to disable
152 patterns for SSE math.
153 (exp10<mode>2): Similarly, with exp10 expanders.
154 (exp2<mode>2): Similarly, with exp2 expanders.
155 (expm1<mode>2): Similarly, with expm1 expanders.
156 (ldexp<mode>3): Similarly, with ldexp expanders.
157 (log<mode>2, log10<mode>2, log2<mode>2, log1p<mode>2, logb<mode>2):
158 Use gen_truncxf<mode>2_i387_noop to truncate result.
160 2007-01-19 Richard Sandiford <richard@codesourcery.com>
162 * config/m68k/m68k.h (PREFERRED_STACK_BOUNDARY): Define to 32
163 for ColdFire targets.
165 2007-01-19 Nathan Sidwell <nathan@codesourcery.com>
166 Richard Sandiford <richard@codesourcery.com>
168 * config/m68k/m68k.h (M68K_STATIC_CHAIN_REG_NAME): New macro.
169 (INITIALIZE_TRAMPOLINE): Use STATIC_CHAIN_REGNUM.
170 (__transfer_from_trampoline): Use M68K_STATIC_CHAIN_REG_NAME.
171 * config/m68k/m68kelf.h (STATIC_CHAIN_REGNUM): Override.
172 (M68K_STATIC_CHAIN_REG_NAME): Likewise.
173 * config/m68k/netbsd-elf.h (M68K_STATIC_CHAIN_REG_NAME): Likewise.
175 2007-01-19 Richard Sandiford <richard@codesourcery.com>
177 * config/m68k/m68k.md (adddi_dilshr32): Rename to...
178 (*adddi_dilshr32): ...this. Fix formatting. Remove commented-out
179 non-canonical pattern. Restrict to !TARGET_COLDFIRE.
180 (*adddi_dilshr32_cf): New pattern.
181 (adddi3, subdi3): Remove first alternatives.
183 2007-01-19 Richard Sandiford <richard@codesourcery.com>
185 * config/m68k/m68k.c (notice_update_cc): If an SFmode move is
186 implemented using move.l, do not use its cc result for floating-point
189 2007-01-19 Richard Sandiford <richard@codesourcery.com>
191 * config/m68k/m68k.h (EXTRA_CONSTRAINT): Stop the 'T' constraint
192 from accepting 's' constraints if flag_pic.
194 2007-01-19 Richard Sandiford <richard@codesourcery.com>
196 * config/m68k/m68k.md (bordered, bunordered, buneq, bunge, bungt)
197 (bunle, bunlt, bltgt, bordered_rev, bunordered_rev, buneq_rev)
198 (bunge_rev, bungt_rev, bunle_rev, bunlt_rev, bltgt_rev): Change
199 condition from TARGET_68881 to TARGET_HARD_FLOAT.
201 2007-01-19 Sandra Loosemore <sandra@codesourcery.com>
203 * longlong.h (count_leading_zeros, COUNT_LEADING_ZEROS_0): Add
204 ColdFire alternatives.
205 * config/m68k/m68k.h (CLZ_DEFINED_VALUE_AT_ZERO): New macro.
206 * config/m68k/m68k.md (clzsi2): Define for ColdFire
207 architectures that support ff1 instruction.
209 2007-01-19 Richard Sandiford <richard@codesourcery.com>
210 Julian Brown <julian@codesourcery.com>
212 * config/m68k/m68k.h (CONST_OK_FOR_LETTER_P): Add an 'R' case.
213 * config/m68k/m68k.md (*movsi_cfv4): Fold into...
214 (*movsi_cf): ...here. Remove unnecessary 'R' from 'Rg'.
217 2007-01-19 Richard Sandiford <richard@codesourcery.com>
219 * config/m68k/m68k-protos.h (valid_mov3q_const): Take a HOST_WIDE_INT
221 (output_move_const_into_data_reg, output_move_simode_const): Delete.
222 * config/m68k/m68k.c (const_method, const_int_cost): Take a
223 HOST_WIDE_INT instead of an rtx.
224 (m68k_rtx_costs): Update call accordingly.
225 (output_move_const_into_data_reg): Likewise. Fix formatting.
226 (valid_mov3q_const): Take a HOST_WIDE_INT instead of an rtx.
228 (output_move_simode_const): Update calls after above changes.
229 Rework to use automatic variables and predicates like MEM_P.
230 * config/m68k/m68k.md (pushexthisi_const): Update call to
233 2007-01-19 Dirk Mueller <dmueller@suse.de>
235 * tree-ssa-alias.c (perform_var_substitution): Fix typo
238 2007-01-19 Richard Guenther <rguenther@suse.de>
240 * builtins.c (expand_builtin_cexpi): Fall back to expanding
241 via cexp in case sincos is not available.
243 2007-01-19 Richard Guenther <rguenther@suse.de>
245 * doc/tm.texi (TARGET_HAS_SINCOS): Document new target macro.
246 * defaults.h (TARGET_HAS_SINCOS): Default to off.
247 * config/linux.h (TARGET_HAS_SINCOS): Set to on if we have glibc.
248 * config/alpha/linux.h (TARGET_HAS_SINCOS): Likewise.
249 * config/sparc/linux.h (TARGET_HAS_SINCOS): Likewise.
250 * config/sparc/linux64.h (TARGET_HAS_SINCOS): Likewise.
251 * config/rs6000/linux.h (TARGET_HAS_SINCOS): Likewise.
252 * config/rs6000/linux64.h (TARGET_HAS_SINCOS): Likewise.
254 2007-01-19 Uros Bizjak <ubizjak@gmail.com>
256 * config/i386/i386.md (*fpatanxf3_i387, fpatan_extend<mode>xf3_i387):
258 (atan2sf3_1, atan2df3_1, atan2xf3_1): Remove insn patterns.
259 (atan2xf3): Directly generate RTL pattern.
260 (atan2<mode>3): Rename from atan2sf3 and atan2df3 and macroize insn
261 patterns using X87MODEF12 mode macro. Use fpatan_extend<mode>xf3_i387
262 and truncate result to requested mode. Use SSE_FLOAT_MODE_P to
263 disable patterns for SSE math.
264 (atan<mode>2): Rename from atansf2 and atandf2 and macroize insn
265 patterns using X87MODEF12 mode macro. Use fpatan_extend<mode>xf3_i387
266 and truncate result to requested mode. Use SSE_FLOAT_MODE_P to
267 disable patterns for SSE math.
269 2007-01-19 Alexandre Oliva <aoliva@redhat.com>
271 * libgcc-std.ver: Fix typo in %inherit for GCC_4.3.0.
273 2007-01-18 Roger Sayle <roger@eyesopen.com>
275 * fold-const.c (fold_unary) <VIEW_CONVERT_EXPR>: Optimize away a
276 VIEW_CONVERT_EXPR to the same type as it's operand.
278 2007-01-18 David Edelsohn <edelsohn@gnu.org>
280 * config/rs6000/darwin-ldouble.c: Only build _SOFT_FLOAT if
281 configured for long double 128.
283 2007-01-18 Mike Stump <mrs@apple.com>
285 * config/rs6000/rs6000.c (rs6000_emit_vector_compare): Fix build
288 2007-01-18 Michael Meissner <michael.meissner@amd.com>
290 * i386.c (ix86_compute_frame_layout): Make fprintf's in #if 0 code
293 2007-01-18 Jan Hubicka <jh@suse.cz>
295 * tree-ssa-operands.c (vop_free_bucket_size): Never return value
296 greater than NUM_VOP_FREE_BUCKETS.
298 2007-01-18 Daniel Berlin <dberlin@dberlin.org>
300 * tree-ssa-structalias.c: Update comments.
301 (ptabitmap_obstack): Removed.
303 (oldpta_obstack): Ditto.
304 (stats): Add a few members.
305 (struct variable_info): Remove node, complex, address_taken, and
306 indirect_target members. Add oldsolution member.
307 (new_var_info): Do not initialize removed members.
308 (constraint_expr_type): Remove INCLUDES.
309 (constraint_graph): Add size, implicit_preds, rep,
310 indirect_cycles, eq_rep, label, direct_nodes, and complex members.
311 (FIRST_REF_NODE): New macro.
312 (LAST_REF_NODE): Ditto.
313 (FIRST_ADDR_NODE): Ditto.
314 (find): New function.
316 (dump_constraint): Do not handle INCLUDES.
317 (insert_into_complex): Do not insert duplicate constraints.
318 (condense_varmap_nodes): Renamed and rewritten into ...
319 (merge_node_constraints): This. Also fix bug in handling of
320 offseted copy constraints.
321 (clear_edges_for_node): No longer need to deal with preds at all,
322 or removing associated preds/succs.
323 (merge_graph_nodes): Deal with indirect_cycles.
324 Don't deal with predecessors.
325 (add_implicit_graph_edge): New function.
326 (add_pred_graph_edge): Ditto.
327 (add_graph_edge): Don't deal with predecessors.
328 (build_constraint_graph): Removed.
329 (build_pred_graph): New function.
330 (build_succ_graph): Ditto.
331 (struct scc_info): Removed in_component. Added roots, dfs, and
332 node_mapping. Remove visited_index, unification_queue.
333 (scc_visit): Deal with union-find we do now.
334 Deal with cycles with REF nodes.
335 (collapse_nodes): Renamed and rewritten to ...
337 (process_unification_queue): Removed.
338 (topo_visit): Cleanup
339 (do_da_constraint): Use find.
340 (do_sd_constraint): Ditto.
341 (do_ds_constraint): Ditto.
342 (do_complex_constraint): Ditto.
343 (init_scc_info): Update for removed and added members.
344 (find_and_collapse_graph_cycles): Renamed and rewritten into ...
345 (find_indirect_cycles): This.
346 (equivalence_class): New variable.
347 (label_visit): New function.
348 (perform_variable_substitution): Rewritten.
349 (free_var_substitution_info): New function.
350 (find_equivalent_node): Ditto.
351 (move_complex_constraints): Ditto.
352 (eliminate_indirect_cycles): Ditto.
353 (solve_graph): Only propagate changed bits.
354 Use indirect cycle elimination.
356 (tree_id_t): Rename to tree_vi_t, delete id member, add vi member.
357 (tree_id_eq): Renamed to ...
358 (tree_vi_eq): This. Update for member change
359 (insert_id_for_tree): Renamed and rewritten to ...
360 (insert_vi_for_tree): This.
361 (lookup_id_for_tree): Renamed and rewritten to ...
362 (lookup_vi_for_tree): This.
363 (get_id_for_tree): Renamed and rewritten to ...
364 (get_vi_for_tree): Ditto.
365 (get_constraint_exp_from_ssa_var): Update to use get_vi_for_tree.
366 (process_constraint): Don't handle INCLUDES.
367 Remove special ADDRESSOF case.
368 (find_func_aliases): Rewrite to use vi functions instead of id
370 (create_function_info_for): Ditto.
371 (create_variable_info_for): Ditto.
372 (intra_create_variable_infos): Ditto.
373 (merge_smts_into): Ditto.
374 (find_what_p_points_to): Ditto.
375 (init_base_vars): Ditto.
376 (init_alias_vars): Ditto.
377 (remove_preds_and_fake_succs): New function.
378 (dump_sa_points_to_info): Dump new stats.
379 (dump_solution_for_var): Use find.
380 (set_used_smts): Fix formatting.
381 (compute_points_to_sets): Updated for new functions.
382 (ipa_pta_execute): Ditto.
384 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
385 Richard Sandiford <richard@codesourcery.com>
387 * doc/tm.texi (TARGET_FUNCTION_VALUE): Expand documentation of
389 * calls.c (expand_call): If the return value is a PARALLEL,
390 extract its first member.
391 * config/m68k/linux.h (FUNCTION_EXTRA_EPILOGUE): Remove.
392 * config/m68k/m68k.c (m68k_output_function_epilogue): Don't
393 use FUNCTION_EXTRA_EPILOGUE.
394 (m68k_function_value): Return a PARALLEL if the return value
395 is of a pointer type.
396 * config/m68k/netbsd-elf.h (current_function_returns_pointer)
397 (FUNCTION_EXTRA_EPILOGUE): Remove.
398 * config/m68k/m68k.md (D0_REG): New constant.
400 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
402 * config/m68k/m68k.c (m68k_output_function_epilogue): Don't
403 output a NOP for empty epilogues.
405 2007-01-18 Richard Sandiford <richard@codesourcery.com>
407 * config/m68k/m68k.c (m68k_use_return_insn): Update comments
408 before function. Extend register save check to include all
409 registers, not just integer ones.
411 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
413 * config/m68k/m68k-protos.h (use_return_insn): Rename to...
414 (m68k_use_return_insn): ...this.
415 * config/m68k/m68k.h (USE_RETURN_INSN): Delete.
416 * config/m68k/m68k.c (use_return_insn): Rename to...
417 (m68k_use_return_insn): ...this.
418 * config/m68k/m68k.md (return): Use m68k_use_return_insn instead
421 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
423 * config/m68k/fpgnulib.c (__truncdfsf2): Implement round to
424 nearest even, fix denormal rounding overflow.
426 2007-01-18 Richard Sandiford <richard@codesourcery.com>
428 * config/m68k/m68k.md (movsf_cf_hard): Use fsmove instead of
429 f%$smove and f%$move.
430 (movdf_cf_hard): Use fdmove for cases 0 and 3 and fmove for case 1.
431 (extendsfdf2_cf): Use fdmove instead of f%&move.
432 (truncdfsf2_cf): Use fsmove instead of f%$smove.
433 (add<mode>3_cf, sub<mode>3_cf): Use <FP:prec> instead of <FP:round>.
435 2007-01-18 Richard Sandiford <richard@codesourcery.com>
437 * config/m68k/m68k.md (movdf_cf_hard): Use output_move_double for
440 2007-01-18 Richard Sandiford <richard@codesourcery.com>
442 * real.h (real_format): Add a canonical_nan_lsbs_set field.
443 (coldfire_single_format): Declare.
444 (coldfire_double_format): Likewise.
445 * real.c (encode_ieee_single): Use canonical_nan_lsbs_set instead
446 of qnan_msb_set to determine the lower bits of a canonical
448 (encode_ieee_double): Likewise.
449 (encode_ieee_quad): Likewise.
450 (ieee_single_format): Initialize canonical_nan_lsbs_set.
451 (mips_single_format): Likewise.
452 (ieee_double_format): Likewise.
453 (mips_double_format): Likewise.
454 (ieee_extended_motorola_format): Likewise.
455 (ieee_extended_intel_96_format): Likewise.
456 (ieee_extended_intel_128_format): Likewise.
457 (ieee_extended_intel_96_round_53_format): Likewise.
458 (ibm_extended_format): Likewise.
459 (mips_extended_format): Likewise.
460 (ieee_quad_format): Likewise.
461 (mips_quad_format): Likewise.
462 (vax_f_format): Likewise.
463 (vax_d_format): Likewise.
464 (vax_g_format): Likewise.
465 (i370_single_format): Likewise.
466 (i370_double_format): Likewise.
467 (decimal_single_format): Likewise.
468 (decimal_double_format): Likewise.
469 (decimal_quad_format): Likewise.
470 (c4x_single_format): Likewise.
471 (c4x_extended_format): Likewise.
472 (real_internal_format): Likewise.
473 (coldfire_single_format): New real_format.
474 (coldfire_double_format): Likewise.
475 * config/pdp11/pdp11.c (pdp11_f_format): Initialize
476 canonical_nan_lsbs_set.
477 (pdp11_d_format): Likewise.
478 * config/m68k/m68k.c (override_options): Override REAL_FORMAT_MODE
479 if TARGET_COLDFIRE_CPU.
481 2007-01-18 Richard Sandiford <richard@codesourcery.com>
483 * config/m68k/m68k-protos.h (m68k_output_pic_call): Delete.
484 (output_call, m68k_legitimize_call_address): Declare.
485 * config/m68k/m68k.h (EXTRA_CONSTRAINT): Remove unnecessary
486 parenthesees. Add support for a 'W' constraint.
487 (LEGITIMATE_PIC_OPERAND_P): Remove SYMBOL_REF_FLAG handling.
488 (PRINT_OPERAND_PUNCT_VALID_P): Remove comment about 'o'.
489 (m68k_symbolic_call, m68k_symbolic_jump): Declare.
490 * config/m68k/m68k.c (m68k_symbolic_call, m68k_symbolic_jump): New
492 (override_options): Initialize them. Do not set flag_no_function_cse
493 for TARGET_ID_SHARED_LIBRARY.
494 (m68k_output_pic_call): Delete.
495 (m68k_legitimize_call_address): New function.
496 (print_operand): Remove the %o prefix. Handle the %p prefix.
497 (output_call): New function.
498 (m68k_output_mi_thunk): Use m68k_symbolic_jump. Always load the
499 target address from the GOT if symbolic jumps are not allowed.
500 * config/m68k/m68k.md (call, general_operand): Do not set
501 SYMBOL_REF_FLAG. Use m68k_legitimize_call_address instead.
502 Merge separate flag_pic and !flag_pic define_insns into...
503 (*call, *call_value): ...these new patterns. Match the address
504 rather than the containing MEM and require it to be a call_operand.
505 Use output_call to generate the asm template.
506 * config/m68k/predicates.md (const_call_operand): New predicate.
507 (call_operand): Likewise.
509 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
511 * config/m68k/m68k.h (REGISTER_MOVE_COST): Simplify definition.
512 (STACK_GROWS_DOWNWARD): Define to 1.
513 (FUNCTION_VALUE, LIBCALL_VALUE, FUNCTION_VALUE_REGNO_P): Equivocate
514 comments, emphasizing that these values are only defaults.
515 * config/m68k/linux.h (LINK_SPEC): Fix formatting in #undef.
516 * config/m68k/m68k.c (const_method): Remove trailing whitespace.
518 2007-01-18 Richard Sandiford <richard@codesourcery.com>
520 * config/m68k/m68k.md (cmpsi): Remove outdated flag_pic handling.
522 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
523 Richard Sandiford <richard@codesourcery.com>
525 * config/m68k/m68k.h (DATA_REGNO_P, ADDRESS_REGNO_P, INT_REGNO_P)
526 (FP_REGNO_P): New macros.
527 (REGNO_OK_FOR_INDEX_P, REGNO_OK_FOR_BASE_P, REGNO_OK_FOR_DATA_P)
528 (REGNO_OK_FOR_FP_P, REG_OK_FOR_INDEX_P, REG_OK_FOR_BASE_P): Use them.
529 (EH_RETURN_STACKADJ_RTX): Use A0_REG.
530 * config/m68k/m68k.c (m68k_regno_mode_ok): Use the new REGNO macros.
532 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
534 * config.gcc (m68k-*-aout*, m68k-*-coff*, m68020-*-elf*, m68k-*-elf*)
535 (m68k-*-uclinuxoldabi, m68k-*-uclinux*, m68k-*-rtems*): Add t-floatlib
537 * config/m68k/t-floatlib: New file, extracting common code from...
538 * config/m68k/t-m68kbare, config/m68k/t-m68kelf,
539 * config/m68k/t-uclinux: Here.
540 * config/m68k/fpgnulib.c: Do not compile extendeed precision
541 routines on ColdFire targets.
543 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
545 * config.gcc (m68k-*-aout*, m68k-*-coff*, m68020-*-elf*, m68k-*-elf*)
546 (m68010-*-netbsdelf*, m68k*-*-netbsdelf*, m68k*-*-openbsd*)
547 (m68k-*-uclinuxoldabi, m68k-*-uclinux*, m68k-*-linux*)
548 (m68k-*-rtems*): Use tm_file rather than m68k/m68k.h and
549 explicitly set MOTOROLA to 1.
550 * config/m68k/m68k.h (MOTOROLA): Simplify definition accordingly.
552 2007-01-18 Richard Sandiford <richard@codesourcery.com>
553 Nathan Sidwell <nathan@codesourcery.com>
555 * config/m68k/m68k.h (PCC_STATIC_STRUCT_RETURN): Delete.
556 (ASM_OUTPUT_REG_PUSH, ASM_OUTPUT_REG_POP): Add MOTOROLA cases.
557 * config/m68k/coff.h (REGISTER_PREFIX_MD): Delete.
558 * config/m68k/m68020-elf.h (LIB_SPEC): Delete.
559 * config/m68k/m68k-none.h (CC1_SPEC, CPP_SUBTARGET_SPEC): Delete.
560 * config/m68k/m68kelf.h (IMMEDIATE_PREFIX, REGISTER_PREFIX_MD)
561 (ASM_OUTPUT_REG_PUSH, ASM_OUTPUT_REG_POP): Delete.
562 (NO_DOLLAR_IN_LABEL, PCC_STATIC_STRUCT_RETURN): Don't undefine.
563 (BSS_ASM_OP, ASM_OUTPUT_SKIP, ASM_OUTPUT_ASCII): Delete.
564 * config/m68k/m68kemb.h (PCC_STATIC_STRUCT_RETURN): Don't undefine.
565 * config/m68k/linux.h (SIZE_TYPE, PTRDIFF_TYPE, WCHAR_TYPE)
566 (WCHAR_TYPE_SIZE, TARGET_OBJFMT_CPP_BUILTINS): Delete.
567 (TARGET_OS_CPP_BUILTINS): Don't define mc68000 and mc68020 here.
568 (DBX_REGISTER_NUMBER): Delete.
569 * config/m68k/netbsd-elf.h (IMMEDIATE_PREFIX): Delete.
570 (PCC_STATIC_STRUCT_RETURN): Don't undefine.
571 * config/m68k/openbsd.h (PCC_STATIC_STRUCT_RETURN): Define.
573 2007-01-18 Richard Sandiford <richard@codesourcery.com>
575 * config.gcc (m68k-*-uclinux*): Add flat.h to $tm_file.
576 * config/flat.h: New file.
577 * crtstuff.c (USE_PT_GNU_EH_FRAME): Don't define if
579 * config/m68k/m68k.h (ASM_PREFERRED_EH_DATA_FORMAT): Do not use
580 indirect references for -msep-data or -mid-shared-library.
581 Do not use PC-relative code addresses either.
582 * config/m68k/m68k.c (override_options): Restrict -fPIC error
584 * config/m68k/uclinux.h (STARTFILE_SPEC): Define. Use Scrt1.o
585 for shared libraries and crt1.o for executables. Use crti.o and
587 (ENDFILE_SPEC): Use crtend.o and crtn.o.
588 (LIB_SPEC): Suppress -Rlibc.gdb if -static-libc is given.
589 Do not add -elf2flt or -shared-lib-id options here.
590 (LINK_SPEC): Define. Pass -elf2flt if no -elf2flt option is given.
591 Pass -shared-lib-id if -mid-shared-library, taking the library
592 identifier from -mshared-library-id if given, otherwise
594 (EH_FRAME_IN_DATA_SECTION): Do not undefine.
595 (INIT_SECTION_ASM_OP, FINI_SECTION_ASM_OP): Likewise.
596 (TARGET_OS_CPP_BUILTINS): Define __GXX_MERGED_TYPEINFO_NAMES=0
597 and __GXX_TYPEINFO_EQUALITY_INLINE=0 if -mid-shared-library.
598 (DRIVER_SELF_SPECS): Map unadorned PIC options to -msep-data.
599 * config/m68k/t-uclinux (EXTRA_MULTILIB_PARTS): Add crtbegin.o
601 * config/m68k/lb1sf68.asm (PICCALL): Use an lea and pc-relative
602 jump sequence for ISA A and ISA A+.
605 2007-01-18 Richard Sandiford <richard@codesourcery.com>
607 * config.gcc (m68k-*-uclinux*): Base the port on the common
608 and m68k GNU/Linux files rather than on the generic ELF ones.
609 * config/m68k/uclinux.h (TARGET_VERSION): Override.
610 (TARGET_OS_CPP_BUILTINS): Use LINUX_TARGET_OS_CPP_BUILTINS.
612 2007-01-18 Julian Brown <julian@codesourcery.com>
613 Richard Sandiford <richard@codesourcery.com>
615 * config/m68k/m68k.h (LONG_DOUBLE_TYPE_SIZE): Make 64-bit on ColdFire.
616 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Likewise.
617 * config/m68k/netbsd-elf.h (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Undefine
619 * config/m68k/uclinux-oldabi.h (LONG_DOUBLE_TYPE_SIZE): Redefine to
621 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Likewise.
623 2007-01-18 Richard Sandiford <richard@codesourcery.com>
625 * doc/install.texi: Document m68k-uclinuxoldabi.
626 * config.gcc (m68k-*-uclinuxoldabi): New configuration.
627 * config/m68k/uclinux-oldabi.h: New file, copied from
628 config/m68k/uclinux.h.
630 2007-01-18 Kaz Kojima <kkojima@rr.iij4u.or.jp>
632 * config/m32r/m32r-protos.h (m32r_expand_epilogue): Declare it.
633 * config/m32r/m32r.c (m32r_setup_incoming_varargs): Use gen_frame_mem.
634 (m32r_compute_frame_size): Use unsigned for regno.
635 (m32r_reload_lr): Use gen_frame_mem.
637 (m32r_output_function_epilogue): Don't output the function epilogue
639 (m32r_expand_epilogue): New.
640 (direct_return): Return false if the function has the interrupt
642 (m32r_hard_regno_rename_ok): Remove code for the textual epilogue.
643 * config/m32r/m32r.md (epilogue): New expander.
644 (return_lr, return_rte): New insns.
645 (return): Make it expander.
646 (return_normal): New expander.
648 2007-01-18 Josh Conner <jconner@apple.com>
651 * config/rs6000/rs6000.c (rs6000_emit_vector_compare): Add
652 support for UNLE, UNLT, UNGE, and UNGT.
654 2007-01-18 Jan Hubicka <jh@suse.cz>
656 * tree-vrp.c (finalize_jump_threads): Do not call cleanup_cfg by hand.
657 * tree-tailcall (add_virtual_phis): Likewise.
658 (optimize_tail_call): Return TODOs.
659 (execute_tail_calls): Return TODOs.
660 * tree-ssa-ccp (execute_fold_all_builtins): Do cleanup_cfg via TODO.
661 * tree-cfgcleanup.c (cleanup_tree_cfg_loop): Return if something
663 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_value):
664 Cleanup cfg using TODO.
665 * tree-flow.h (cleanup_tree_cfg_loop): Update prototype.
666 * passes.c (execute_function_todo): When cleanup did something, remove
668 * tree-cfg.c (pass_build_cfg): Add cleanup_cfg TODO.
669 (make_edges): Don't cleanup_cfg.
671 2007-01-18 Uros Bizjak <ubizjak@gmail.com>
673 * reg-stack.c (subst_stack_regs_pat) [UNSPEC_SINCOS_COS,
674 UNSPEC_XTRACT_FRACT]: Use generic code for instructions that
675 operate on the top of stack.
676 [UNSPEC_SINCOS_SIN, UNSPEC_XTRACT_EXP, UNSPEC_TAN]: Rewrite
677 register handling of instructions that output to the second
679 [UNSPEC_TAN_ONE, UNSPEC_TAN_TAN]: Remove.
680 (move_for_stack_reg): Special-case check for dead destination
681 stack slot for constant load of 1.0 inside UNSPEC_TAN.
683 * config/i386/i386.md (UNSPEC_TAN): New constant.
684 (UNSPEC_TAN_ONE, UNSPEC_TAN_TAN): Remove.
685 (fptanxf4_i387, fptan_extend<mode>xf4_i387): New patterns
686 to correctly model move of constant 1.0 to top stack slot.
687 (*tandf3_1, *tansf3_1, *tanxf3_1): Remove insn patterns.
688 (unnamed peephole2 pattern): Remove corresponding peephole2
689 pattern that optimizes tan insn and loading of constant 1.0.
690 (tanxf2): Use fptanxf4_i387.
691 (tan<mode>2): Rename from tansf2 and tandf2 and macroize insn
692 patterns using X87MODEF12 mode macro. Use fptan_extend<mode>xf4_i387
693 and truncate result to requested mode. Use SSE_FLOAT_MODE_P to
694 disable patterns for SSE math.
695 (sincos<mode>3): Use truncxf<mode>2_i387_noop for truncation.
696 (fyl2x_extend<mode>xf3_i387): Use X87MODEF12 for operand 1.
698 2007-01-18 Dirk Mueller <dmueller@suse.de>
699 Richard Guenther <rguenther@suse.de>
702 * doc/invoke.texi (Warray-bounds): Document -Warray-bounds.
703 * common.opt (Warray-bounds): Add new warning option.
704 * c-opts.c (c_common_handle_option): Define -Warray-bounds
706 * Makefile.in: make tree-vrp.o depend on toplev.h
707 * tree-vrp.c (vrp_finalize): Call check_array_refs if -Warray-bounds
709 (check_array_refs, check_array_bounds, check_array_ref): New.
711 2007-01-18 Jan Hubicka <jh@suse.cz>
713 * tree-ssa-ccp.c (ccp_finalize): Return if something changed.
714 (execute_ssa_ccp): Return flags conditionally.
715 * tree-ssa-propagate.c (substitue_and_fold): Return if something was
717 * tree-ssa-propagate.h (substitute_and_fold): Update prototype.
719 2007-01-18 Steven Bosscher <steven@gcc.gnu.org>
721 * cfgcleanup.c (cleanup_cfg): Detect cfglayout mode and set
722 the CLEANUP_CFGLAYOUT flag when in cfglayout mode.
724 * Makefile.c (GTFILES): Add cfglayout.h.
725 * gengtype.c (open_base_files): Likewise.
726 * cfglayout.c (cfg_layout_function_footer,
727 cfg_layout_function_header) Reindent to make gengtype happy.
728 * cfglayout.h (cfg_layout_function_footer,
729 cfg_layout_function_header): Add GTY(()) marker.
731 * ifcvt.c (noce_try_sign_mask): Make sure INSN_B is non-null.
733 2007-01-18 Ben Elliston <bje@au.ibm.com>
735 * genautomata.c (write_automata): Include xstrerror output in the
736 error message if writing the DFA description file fails.
738 2007-01-17 H.J. Lu <hongjiu.lu@intel.com>
740 * config/mips/mips-protos.h (mips_output_external): Make it
742 * config/mips/iris.h (TARGET_ASM_EXTERNAL_LIBCALL): Removed.
743 * config/mips/mips.c (irix_output_external_libcall): Likewise.
744 (extern_list): Likewise.
745 (extern_head): Likewise.
746 (TARGET_ASM_FILE_END): Likewise.
747 (mips_file_end): Likewise.
748 (mips_output_external): Rewritten.
750 2007-01-18 Ben Elliston <bje@au.ibm.com>
752 * genpreds.c (write_insn_preds_c): Only write out the function
753 body for regclass_for_constraint if we have register constraints.
755 2007-01-17 Tom Tromey <tromey@redhat.com>
757 * doc/sourcebuild.texi (libgcj Tests): Use sourceware.org.
758 * doc/install.texi (Testing): Use sourceware.org.
759 (Binaries): Likewise.
760 (Specific): Likewise.
761 * doc/contrib.texi (Contributors): Use sourceware.org.
763 2007-01-17 Anatoly Sokolov <aesok@post.ru>
765 * config/avr/avr.h (AVR_HAVE_LPMX): New macro.
766 (AVR_ENHANCED): Rename to ...
767 (AVR_HAVE_MUL): ... new.
768 (avr_enhanced_p): Rename to ...
769 (avr_have_mul_p): ... new.
770 (TARGET_CPU_CPP_BUILTINS): Use 'avr_have_mul_p' instead of
771 'avr_enhanced_p' for "__AVR_ENHANCED__". Define "__AVR_HAVE_MUL__".
772 * config/avr/avr.c (avr_enhanced_p): Rename to ...
773 (avr_have_mul_p): ... new.
774 (base_arch_s): Rename 'enhanced' to 'have_mul'.
775 (avr_override_options): Use 'avr_have_mul_p' and 'have_mul' instead of
776 'avr_enhanced_p' and 'enhanced'.
777 (ashlhi3_out, ashrhi3_out, lshrhi3_out, avr_rtx_costs): Use
778 AVR_HAVE_MUL instead of AVR_ENHANCED.
779 * avr.md (*tablejump_enh): Use AVR_HAVE_LPMX instead of AVR_ENHANCED.
780 (mulqi3, *mulqi3_enh, *mulqi3_call, mulqihi3, umulqihi3, mulhi3,
781 *mulhi3_enh, *mulhi3_call, mulsi3, *mulsi3_call): Use AVR_HAVE_MUL
782 instead of AVR_ENHANCED.
783 (*tablejump_enh): Use AVR_HAVE_LPMX instead of AVR_ENHANCED.
784 * libgcc.S: Use __AVR_HAVE_MUL__ instead of __AVR_ENHANCED__.
785 (__tablejump__): Use __AVR_HAVE_LPMX__ instead of __AVR_ENHANCED__.
787 2007-01-17 Ian Lance Taylor <iant@google.com>
789 * vec.h (VEC_reserve_exact): Define.
790 (vec_gc_p_reserve_exact): Declare.
791 (vec_gc_o_reserve_exact): Declare.
792 (vec_heap_p_reserve_exact): Declare.
793 (vec_heap_o_reserve_exact): Declare.
794 (VEC_OP (T,A,reserve_exact)): New static inline function, three
796 (VEC_OP (T,A,reserve)) [all versions]: Remove handling of
798 (VEC_OP (T,A,alloc)) [all versions]: Call ...reserve_exact.
799 (VEC_OP (T,A,copy)) [all versions]: Likewise.
800 (VEC_OP (T,a,safe_grow)) [all versions]: Likewise.
801 * vec.c (calculate_allocation): Add exact parameter. Change all
803 (vec_gc_o_reserve_1): New static function, from vec_gc_o_reserve.
804 (vec_gc_p_reserve, vec_gc_o_reserve): Call vec_gc_o_reserve_1.
805 (vec_gc_p_reserve_exact, vec_gc_o_reserve_exact): New functions.
806 (vec_heap_o_reserve_1): New static function, from vec_heap_o_reserve.
807 (vec_heap_p_reserve, vec_heap_o_reserve): Call vec_heap_o_reserve_1.
808 (vec_heap_p_reserve_exact): New function.
809 (vec_heap_o_reserve_exact): New function.
811 2007-01-17 Jan Hubicka <jh@suse.cz>
813 * ipa-type-escape.c (look_for_casts): Revamp using handled_component_p.
815 2007-01-17 Eric Christopher <echristo@apple.com>
817 * config.gcc: Support core2 processor.
819 2007-01-16 Jan Hubicka <jh@suse.cz>
821 * tree-ssanames.c (release_dead_ssa_names): Instead of ggc_freeing
822 the names, just unlink the chain so we don't crash on dangling pointers
825 2007-01-16 Jan Hubicka <jh@suse.cz>
827 * cgraph.h (cgraph_decide_inlining_incrementally): Kill.
828 * tree-pass.h: Reorder to make IPA passes appear toegher.
829 (pass_early_inline, pass_inline_parameters, pass_apply_inline): Declare.
830 * cgraphunit.c (cgraph_finalize_function): Do not compute inling
831 parameters, do not call early inliner.
832 * ipa-inline.c: Update comments. Include tree-flow.h
833 (cgraph_decide_inlining): Do not compute inlining parameters.
834 (cgraph_decide_inlining_incrementally): Return TODOs; assume to
835 be called with function context set up.
836 (pass_ipa_inline): Remove unreachable functions before pass.
837 (cgraph_early_inlining): Simplify assuming to be called from the
839 (pass_early_inline): New pass.
840 (cgraph_gate_ipa_early_inlining): New gate.
841 (pass_ipa_early_inline): Turn into simple wrapper.
842 (compute_inline_parameters): New function.
843 (gate_inline_passes): New gate.
844 (pass_inline_parameters): New pass.
845 (apply_inline): Move here from tree-optimize.c
846 (pass_apply_inline): New pass.
847 * ipa.c (cgraph_remove_unreachable_nodes): Verify cgraph after
849 * tree-inline.c (optimize_inline_calls): Return TODOs rather than
851 (tree_function_versioning): Do not allocate dummy struct function.
852 * tree-inline.h (optimize_inline_calls): Update prototype.
853 * tree-optimize.c (execute_fixup_cfg): Export.
854 (pass_fixup_cfg): Remove
855 (tree_rest_of_compilation): Do not apply inlines.
856 * tree-flow.h (execute_fixup_cfg): Declare.
857 * Makefile.in (gt-passes.c): New.
858 * passes.c: Include gt-passes.h
859 (init_optimization_passes): New passes.
860 (nnodes, order): New static vars.
861 (do_per_function_toporder): New function.
862 (execute_one_pass): Dump current pass here.
863 (execute_ipa_pass_list): Don't dump current pass here.
865 2007-01-16 Janis Johnson <janis187@us.ibm.com>
867 * config/dfp-bit.c (dfp_compare_op): Return separate value for NaN.
868 (DFP_NE, DFP_LE, DFP_GE): Return false for NaN.
870 2007-01-16 David Edelsohn <edelsohn@gnu.org>
872 * config/rs6000/darwin-ldouble.c: Build file for SOFT_FLOAT.
873 (strong_alias): Define.
874 (__gcc_qmul): Provide non-FMA for soft-float.
890 * config/rs6000/rs6000.c (rs6000_init_libfuncs): Initialize
891 soft-float functions.
892 * config/rs6000/libgcc-ppc-glibc.ver: Version soft-float symbols.
893 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Do not warn
894 about long double soft float.
896 2007-01-16 Dorit Nuzman <dorit@il.ibm.com>
897 Tehila Meyzels <tehila@il.ibm.com>
899 * tree-vectorizer.h (is_pattern_stmt_p): New.
900 * tree-vect-analyze.c (vect_determine_vectorization_factor): Fix
901 formatting (tabs instead of spaces). Cleanup and clarify setting
902 of STMT_VINFO_VECTYPE. Call is_pattern_stmt_p.
903 * tree-vect-transform.c (vect_get_vec_def_for_operand): Fix typo.
904 (vectorizable_type_demotion): Check that types are integral.
905 (vectorizable_type_promotion): Likewise.
906 (vectorizable_store): Fix typo. Eliminate new-line at end of
909 2007-01-16 Jan Hubicka <jh@suse.cz>
911 * tree-ssanames.c (release_dead_ssa_names): Remove invalidated
914 2007-01-15 Eric Christopher <echristo@apple.com>
916 * ifcvt.c: Include vec.h, vecprim.h.
917 (check_cond_move_block): New argument regs.
918 Reorganize. Add registers used to regs.
919 (cond_move_process_if_block): Use regs set above as
922 2007-01-15 Eric Christopher <echristo@apple.com>
924 * config/darwin.h: Update copyright.
925 (TARGET_OPTION_TRANSLATE_TABLE): Add umbrella.
926 (LINK_COMMAND_SPEC): Add -u.
927 (LINK_SPEC): Fix umbrella for above.
929 2007-01-15 Joseph S. Myers <joseph@codesourcery.com>
931 * config/soft-fp/op-common.h, config/soft-fp/op-4.h: Update from
934 2007-01-15 Tom Tromey <tromey@redhat.com>
936 * doc/sourcebuild.texi (libgcj Tests): Don't mention jacks.
937 * doc/install.texi (Testing): Don't mention jacks.
938 (Configuration): Document --enable-java-maintainer-mode. Move
939 --with-java-home to libgcj-specific section. Document
941 (Prerequisites): Mention --enable-java-maintainer-mode, ecj1.
943 2007-01-15 Jan Hubicka <jh@suse.cz>
945 * tree-ssa-dce.c (DCE_TODOs): New.
946 (propagate_necessity): Return if something changed.
947 (eliminate_unnecessary_stmts): Likewise.
948 (perform_tree_ssa_dce): Return TODO flags when needed.
949 (pass_dce, pass_dce_loop, pass_cd_dce): Remove TODO flags.
951 2007-01-15 Uros Bizjak <ubizjak@gmail.com>
953 * config/i386/i386.md (fyl2xxf3_i387): Rename from fyl2x_xf3.
954 (fyl2x_extend<mode>xf3_i387): New insn pattern.
955 (log<mode>2): Rename from logsf2 and logdf2 and macroize insn
956 patterns using X87MODEF12 mode macro. Extend operand 1
957 to XFmode. Use SSE_FLOAT_MODE_P to disable patterns for SSE math.
958 (log10<mode>2): Ditto.
959 (log2<mode>2): Ditto.
960 (log1p<mode>2): Ditto.
961 (logb<mode>2): Ditto.
962 (fyl2xp1xf3_i387): Rename from fyl2xp1_xf3.
963 (fyl2xp1_extend<mode>xf3_i387): New insn pattern.
964 (*fxtractxf3_i387): Rename from *fxtractxf3.
965 (fxtract_extend<mode>xf3_i387): New insn pattern.
966 (ilogbsi2): Use match_dup 3, not match_operand:XF 3.
967 * config/i386/i386.c (ix86_emit_i387_log1p): Use gen_fyl2xp1xf3_i387()
968 and gen_fyl2xxf3_i387().
970 2007-01-14 Zdenek Dvorak <dvorakz@suse.cz>
972 * loop-unswitch.c (unswitch_loop): Do not call fix_loop_placement.
973 * cfgloopmanip.c (fix_loop_placement): Made static. Use
974 get_loop_exit_edges. Changed return type to bool.
975 * cfgloop.h (fix_loop_placement): Declaration removed.
977 2007-01-14 Dorit Nuzman <dorit@il.ibm.com>
979 * param.h (MIN_VECT_LOOP_BOUND): New.
980 * params.def (MIN_VECT_LOOP_BOUND): New.
981 * tree-vectorizer.c (slpeel_tree_peel_loop_to_edge): Takes another
982 argument - minimum threshold for number of iterations.
983 * tree-vectorizer.h (slpeel_tree_peel_loop_to_edge): Add another
984 argument to declaration.
985 * tree-vect-analyze.c (vect_analyze_operations): Check value of
987 * tree-vect-transform.c (vect_do_peeling_for_loop_bound): Call
988 slpeel_tree_peel_loop_to_edge with additional argument.
989 (vect_do_peeling_for_alignment): Likewise.
990 * doc/invoke.texi (min-vect-loop-bound): Document new param option.
992 2007-01-14 Uros Bizjak <ubizjak@gmail.com>
995 * config/i386/i386.c (print_operand) ['z']: Output 'b' for
998 2007-01-14 Jan Hubicka <jh@suse.cz>
1000 * tree-dfa.c (remove_referenced_var): New function.
1001 * tree-ssa-live.c (remove_unused_locals): Walk referenced vars and
1002 prune referenced vars list too.
1003 * tree-flow.h (remove_referenced_var): Declare.
1005 2007-01-14 Jan Hubicka <jh@suse.cz>
1007 * tree-eh.c (add_stmt_to_eh_region_fn): Do not add call_exprs
1009 (remove_stmt_from_eh_region_fn): Do not remove call_exprs.
1010 (verify_eh_throw_stmt_node, verify_eh_throw_table_statements): Kill.
1011 * except.h (verify_eh_throw_table_statements): Kill prototype.
1012 * cfgexpand.c (expand_gimple_basic_block): Propagate Eh regions
1013 into call exrepssions.
1014 * tree-optimize.c (execute_free_cfg_annotatiosn): Do not call
1016 * tree-cfg.c: Include pointer-set.h.
1017 (verify_node_sharing): Work on pointer set.
1018 (verify_eh_throw_stmt_node): New.
1019 (verify_stmts): Use pointers sets, verify throw_stmt.
1021 2007-01-13 Zdenek Dvorak <dvorakz@suse.cz>
1023 * ipa-reference.c (analyze_function): Consider also addresses taken
1026 2007-01-12 Roger Sayle <roger@eyesopen.com>
1028 * c-typeck.c (null_pointer_constant_p): Replace use of
1029 TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
1030 (build_c_cast): Likewise.
1032 2007-01-12 Roger Sayle <roger@eyesopen.com>
1034 * tree.h (force_fit_type_double): Remove unused final argument.
1035 * c-common.c (constant_expression_warning): Replace use of
1036 TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
1037 (convert_and_check): Likewise.
1038 (shorten_compare): Update call to force_fit_type_double.
1039 (c_common_truthvalue_conversion) <INTEGER_CST>: Use integer_zerop.
1040 * convert.c (convert_to_pointer): Update call to
1041 force_fit_type_double.
1042 * fold-const.c (force_fit_type_double): Remove overflowed_const
1044 (int_const_binop, fold_convert_const_int_from_int,
1045 fold_convert_const_int_from_real, fold_div_compare,
1046 fold_sign_changed_comparison, fold_unary, fold_negate_const,
1047 fold_abs_const, fold_not_const): Remove the final argument from
1048 calls to force_fit_type_double.
1050 2007-01-12 Andrew Pinski <andrew_pinski@playstation.sony.com>
1052 * configure.ac: Set insn to "nop" for spu-*-* also.
1053 * configure: Regenerate.
1055 2007-01-12 Olga Golovanevsky <olga@il.ibm.com>
1057 * builtins.def : Add BUILT_IN_FREE.
1059 2007-01-12 Jan Hubicka <jh@suse.cz>
1061 PR tree-optimization/30443
1062 * tree-inline.c (tree_function_versioning): Do not optimize when
1063 cloning for inlining.
1065 2007-01-12 Zdenek Dvorak <dvorakz@suse.cz>
1067 * doc/loop.texi: Document recording of loop exits.
1068 * cfgloopmanip.c (loopify, duplicate_loop): Use alloc_loop.
1069 (update_single_exits_after_duplication,
1070 update_single_exit_for_duplicated_loop,
1071 update_single_exit_for_duplicated_loops): Removed.
1072 (duplicate_loop_to_header_edge): Do not call
1073 update_single_exits_after_duplication and
1074 update_single_exit_for_duplicated_loops.
1075 (loop_version): Do not update single_exit information.
1076 (fix_loop_structure): Use record_loop_exits instead of
1077 mark_single_exit_loops.
1078 * tree-ssa-loop-manip.c (tree_transform_and_unroll_loop): Update
1079 the lists of loop exits.
1080 * cfghooks.c (redirect_edge_and_branch, redirect_edge_and_branch_force,
1081 split_edge, merge_blocks): Update the lists of loop exits.
1082 * modulo-sched.c (sms_schedule): Pass LOOPS_HAVE_RECORDED_EXITS to
1083 loop_optimizer_init.
1084 * loop-init.c (loop_optimizer_init): Call record_loop_exits instead
1085 of mark_single_exit_loops.
1086 (loop_optimizer_finalize): Call release_recorded_exits.
1087 * tree-ssa-loop.c (tree_loop_optimizer_init): Pass
1088 LOOPS_HAVE_RECORDED_EXITS to loop_optimizer_init.
1089 * tree-vectorizer.c (slpeel_tree_duplicate_loop_to_edge_cfg): Do not
1090 update single exit information.
1091 * lambda-code.c (perfect_nestify): Ditto.
1092 * cfgloop.c (flow_loop_free): Destroy the list of exits of the loop.
1093 (mark_single_exit_loops): Removed.
1094 (alloc_loop, loop_exit_hash, loop_exit_eq, loop_exit_free,
1095 get_exit_descriptions, rescan_loop_exit, record_loop_exits,
1096 dump_recorded_exit, dump_recorded_exits, release_recorded_exits): New
1098 (get_loop_exit_edges, single_exit): Use recorded exit lists.
1099 (add_bb_to_loop, remove_bb_from_loops): Update the lists of loop exits.
1100 (verify_loop_structure): Verify consistency of the exit lists.
1101 (flow_loops_find): Use alloc_loop. Initialize exits hash.
1102 (set_single_exit): Removed.
1103 * cfgloop.h (struct loop_exit): New function.
1104 (struct loop): single_exit_ field replaced by exits field.
1105 (LOOPS_HAVE_MARKED_SINGLE_EXITS): Replaced by LOOPS_HAVE_RECORDED_EXITS.
1106 (struct loops): Added exits hash.
1107 (mark_single_exit_loops, set_single_exit): Declaration removed.
1108 (release_recorded_exits, record_loop_exits, rescan_loop_exit): Declare.
1110 2007-01-12 Richard Sandiford <richard@codesourcery.com>
1112 * doc/invoke.texi: Avoid use of @headitem.
1114 2007-01-12 Richard Sandiford <richard@codesourcery.com>
1116 * cse.c (cse_insn): Move HAVE_CC0 code after declarations.
1118 2007-01-12 Richard Sandiford <richard@codesourcery.com>
1120 * doc/install.texi: Fix m68k-*-* anchor and add m68k-*-* to the
1123 2007-01-12 Nathan Sidwell <nathan@codesourcery.com>
1124 Richard Sandiford <richard@codesourcery.com>
1126 * doc/invoke.texi: Document -mno-bitfield, -mno-rtd and -mno-short.
1127 * config/m68k/m68k.opt: Resort options.
1128 (mbitfield, mrtd, mshort): Remove RejectNegative properties.
1130 2007-01-12 Nathan Sidwell <nathan@codesourcery.com>
1131 Richard Sandiford <richard@codesourcery.com>
1133 * doc/invoke.texi: Document the macros that are defined by
1134 m68k's -mtune and -mhard-float options.
1135 * config/m68k/m68k-protos.h (m68k_cpp_cpu_ident) Declare.
1136 (m68k_cpp_cpu_family): Likewise.
1137 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Add a full set
1138 of __ucfv*__ macros. Define __mcffpu__ if generating code for
1139 ColdFire FPUs. Define __mcf_cpu_* and __mcf_family_* macros.
1140 * config/m68k/m68k.c (m68k_cpp_cpu_ident): New function.
1141 (m68k_cpp_cpu_family): Likewise.
1143 2007-01-12 Richard Sandiford <richard@codesourcery.com>
1145 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Treat all mc68*
1146 macros besides mc68000 as tuning macros. Use a switch statement
1147 to set them and mcpu32.
1149 2007-01-12 Julian Brown <julian@codesourcery.com>
1151 * config/m68k/m68k.h: Use TARGET_68040 instead of TARGET_68040_ONLY.
1152 (TARGET_68040_ONLY): Rename to...
1153 (TARGET_68040): ...this.
1154 * config/m68k/m68k.c: Use TARGET_68040 instead of TARGET_68040_ONLY.
1155 * config/m68k/m68k.md: Likewise.
1157 2007-01-12 Julian Brown <julian@codesourcery.com>
1158 Nathan Sidwell <nathan@codesourcery.com>
1159 Richard Sandiford <richard@codesourcery.com>
1161 * config.gcc (m680[012]0-*-*, m68k*-*-*): Set m68k_cpu_ident to
1162 the -mcpu= argument associated with the --with-cpu setting.
1163 Define M68K_DEFAULT_TUNE to the default -mtune= option,
1164 if different from the one implied by the -mcpu setting.
1165 Accept --with-cpu=FOO if FOO is listed in m68k-devices.def,
1166 using mcpu=FOO as the default CPU option. Set target_cpu_default2.
1167 * doc/invoke.texi: Mention ColdFire in the introduction to the
1168 m68k options. Document the new -march, -mcpu, -mtune, -mdiv,
1169 -mno-div and -mhard-float options. Make -m68881 a synonym for
1170 -mhard-float. Document the previously-undocumented -m5206e,
1171 -m528x, -m5307 and -m5407 options. Tweak the existing option
1172 documentation for consistency.
1173 * doc/install.texi: Mention new --with-cpu arguments.
1174 * config/m68k/m68k.h (OPTION_DEFAULT_SPECS): Only use the
1175 default CPU if neither -mcpu nor -march are specified.
1176 (ASM_CPU_SPEC): Pass down -mcpu and -march options.
1177 (TARGET_CPU_CPP_BUILTINS): Set __mcfisa*__ macros from
1178 TARGET_ISA*. Set the legacy __mcf*__ cpu macros in the same way,
1179 using m68k_tune to decide between families that implement the
1180 same ISA. Use m68k_tune to set __mcfv4e__.
1181 (FL_BITFIELD, FL_68881, FL_COLDFIRE, FL_CF_HWDIV, FL_CF_MAC)
1182 (FL_CF_EMAC, FL_CF_EMAC_B, FL_CF_USP, FL_CF_FPU, FL_ISA_68000)
1183 (FL_ISA_68010, FL_ISA_68020, FL_ISA_68040, FL_ISA_A, FL_ISA_B)
1184 (FL_ISA_C, FL_ISA_MMU): New macros.
1185 (MASK_COLDFIRE): Delete.
1186 (TARGET_68010, TARGET_68020, TARGET_68040_ONLY, TARGET_COLDFIRE)
1187 (TARGET_ISAB): Redefine in terms of m68k_cpu_flags.
1188 (TARGET_68881, TARGET_COLDFIRE_FPU): Redefine in terms of m68k_fpu.
1189 (TARGET_HARD_FLOAT): Do not define here.
1190 (TARGET_ISAAPLUS, TARGET_ISAC): New macros.
1191 (TUNE_68000): New macro.
1192 (TUNE_68000_10): Redefine in terms of TUNE_68000 and TUNE_68010.
1193 (TUNE_68010, TUNE_68030, TUNE_68040, TUNE_68060, TUNE_CPU32)
1194 (TUNE_CFV2): Redefine in terms of m68k_tune.
1195 (uarch_type, target_device, fpu_type): New enums.
1196 (m68k_cpu, m68k_tune, m68k_fpu, m68k_cpu_flags): Declare.
1197 * config/m68k/m68k.c (TARGET_DEFAULT): Remove MASK_68881.
1198 (FL_FOR_isa_00, FL_FOR_isa_10, FL_FOR_isa_20, FL_FOR_isa_40)
1199 (FL_FOR_isa_cpu32, FL_FOR_isa_a, FL_FOR_isa_aplus, FL_FOR_isa_b)
1200 (FL_FOR_isa_c): New macros.
1201 (m68k_isa): New enum.
1202 (m68k_target_selection): New structure.
1203 (all_devices, all_isas, all_microarchs): New tables.
1204 (m68k_cpu_entry, m68k_arch_entry, m68k_tune_entry, m68k_cpu)
1205 (m68k_tune, m68k_fpu, m68k_cpu_flags): New variables.
1206 (MASK_ALL_CPU_BITS): Delete.
1207 (m68k_find_selection): New function.
1208 (m68k_handle_option): Handle -mcpu=, -march= and -mtune=.
1209 Map the legacy target options to a combination of the new ones.
1210 (override_options): Set m68k_cpu, m68k_tune, m68k_fpu and
1211 m68k_cpu_flags. Handle M68K_DEFAULT_TUNE. Use m68k_cpu_flags
1212 to derive default MASK_BITFIELD, MASK_CF_HWDIV and MASK_HARD_FLOAT
1214 * config/m68k/m68k.opt (m5200, m5206e, m528x, m5307, m5407, mcfv4e)
1215 (m68010, m68020, m68020-40, m68020-60, m68030, m68040): Remove Mask
1217 (m68881, msoft-float): Change mask from 68881 to HARD_FLOAT.
1218 (march=, mcpu=, mdiv, mhard-float, mtune=): New options.
1219 * config/m68k/m68k-devices.def: New file.
1221 2007-01-12 Richard Sandiford <richard@codesourcery.com>
1222 Nathan Sidwell <nathan@codesourcery.com>
1224 * config/m68k/m68k.h (ASM_CPU_SPEC, ASM_SPEC, EXTRA_SPECS)
1225 (SUBTARGET_EXTRA_SPECS): New macros.
1226 * config/m68k/linux.h (ASM_SPEC): Remove CPU flags;
1227 use %(asm_cpu_spec) instead.
1228 * config/m68k/m68k-none.h (ASM_SPEC): Likewise.
1229 * config/m68k/openbsd.h (ASM_SPEC): Likewise.
1230 * config/m68k/netbsd-elf.h (ASM_SPEC): Likewise.
1231 (EXTRA_SPECS): Rename to...
1232 (SUBTARGET_EXTRA_SPECS): ...this.
1234 2007-01-12 Nathan Sidwell <nathan@codesourcery.com>
1235 Richard Sandiford <richard@codesourcery.com>
1236 Julian Brown <julian@codesourcery.com>
1238 * config.gcc (m68k-*-aout*, m68k-*-coff*, m68020-*-elf*, m68k-*-elf*)
1239 (m68k-*-uclinux*, m68k-*-linux*, m68k-*-rtems*): Set default_m68k_cpu
1240 to the configuration's default CPU.
1241 (m68010-*-netbsdelf*, m68k*-*-netbsdelf*, m68k*-*-openbsd*): Likewise.
1242 Remove default masks.
1243 (m680[012]0-*-*): Set the default with_cpu to the first part of
1245 (m68k*-*-*): Set the default with_cpu to m$default_m68k_cpu.
1246 (m68k*-*-linux): Extend the --with-cpu handling to...
1247 (m680[012]0-*-*, m68k*-*-*): ...these configurations. Allow m68000
1248 and m68010. Don't set target_cpu_default2.
1249 * doc/install.texi: Document --with-cpu for m68k.
1250 * config/m68k/m68k.h (OPTION_DEFAULT_SPECS): Define.
1251 * config/m68k/m68k-none.h (TARGET_CPU_DEFAULT, M68K_CPU_m68k)
1252 (M68K_CPU_m68000, M68K_CPU_m68010, M68K_CPU_m68020, M68K_CPU_m68030)
1253 (M68K_CPU_m68040, M68K_CPU_m68302, M68K_CPU_m68332, TARGET_DEFAULT)
1254 (ASM_CPU_DEFAULT_SPEC, CC1_CPU_DEFAULT_SPEC): Delete.
1255 (ASM_SPEC): Remove use of %(asm_cpu_default).
1256 (EXTRA_SPECS, SUBTARGET_EXTRA_SPECS, MULTILIB_DEFAULTS): Delete.
1257 * config/m68k/linux.h (TARGET_DEFAULT): Delete.
1258 (CPP_SPEC): Merge definitions. Do not handle __HAVE_68881__ here.
1259 * config/m68k/netbsd-elf.h (TARGET_OS_CPP_BUILTINS): Define
1260 __HAVE_FPU__ if TARGET_HARD_FLOAT.
1261 (TARGET_DEFAULT): Delete.
1262 (EXTRA_SPECS): Delete cpp_cpu_default_spec, cpp_cpu_spec,
1263 cpp_fpu_spec, asm_default_spec and netbsd_cpp_spec.
1264 (CPP_CPU_SPEC): Delete.
1265 (TARGET_VERSION): Merge definitions, using TARGET_68010 to pick
1266 the appropriate string.
1267 (CPP_CPU_DEFAULT_SPEC, ASM_DEFAULT_SPEC, CPP_FPU_SPEC): Delete.
1268 (CPP_SPEC): Define to NETBSD_CPP_SPEC.
1269 (ASM_SPEC): Don't use %(asm_default_spec).
1270 * config/m68k/m68k.c (TARGET_DEFAULT_TARGET_FLAGS): Remove
1271 TARGET_DEFAULT and add MASK_68881.
1272 * config/m68k/m68k.md: Remove mention of TARGET_DEFAULT from comments.
1274 2007-01-12 Richard Sandiford <richard@codesourcery.com>
1276 * config.gcc (m68010-*-netbsdelf*): Add MASK_68010.
1277 (m68k*-*-netbsdelf*, m68k*-*-openbsd*, m68k*-linux*): Add
1278 MASK_68010 alongside MASK_68020.
1279 * doc/invoke.texi: Document -m68010.
1280 * config/m68k/m68k.opt (m68010): New.
1281 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Define mc68010
1283 (TUNE_68010): New macro.
1284 * config/m68k/m68k-none.h (M68K_CPU_m68k, M68K_CPU_m68010)
1285 (M68K_CPU_m68020, M68K_CPU_m68030, M68K_CPU_m68040)
1286 (M68K_CPU_m68332): Add MASK_68010.
1287 * config/m68k/linux.h (TARGET_DEFAULT): Add MASK_68010 to
1288 fallback definition.
1289 * config/m68k/netbsd-elf.h (CPP_CPU_SPEC): Remove now-redundant
1291 * config/m68k/m68k.c (MASK_ALL_CPU_BITS): Add MASK_68010.
1292 (m68k_handle_option): Handle OPT_m68010. Add MASK_68010
1293 to all entries that use MASK_68020.
1294 (output_move_simode_const, output_move_himode, output_move_qimode)
1295 (output_move_stricthi, output_move_strictqi): Use TARGET_68010
1296 instead of TARGET_68020 to select clr behavior. Remove comment
1297 about there being no TARGET_68010.
1298 * config/m68k/m68k.md: Likewise throughout.
1300 2007-01-12 Julian Brown <julian@codesourcery.com>
1302 * config/m68k/m68k.h (TARGET_ISAB): New macro.
1303 * config/m68k/m68k.c: Use TARGET_ISAB rather than TARGET_CFV4.
1304 * config/m68k/m68k.md: Likewise.
1306 2007-01-12 Julian Brown <julian@codesourcery.com>
1308 * config/m68k/m68k.h (LEGITIMATE_INDEX_P, LEGITIMIZE_ADDRESS): Use
1309 TARGET_COLDFIRE_FPU instead of TARGET_CFV4E.
1311 2007-01-12 Julian Brown <julian@codesourcery.com>
1313 * config/m68k/m68k.h (TUNE_68040_60): New macro.
1314 * config/m68k/m68k.c (standard_68881_constant_p): Use it.
1315 * config/m68k/m68k.md: Likewise.
1317 2007-01-12 Julian Brown <julian@codesourcery.com>
1318 Richard Sandiford <richard@codesourcery.com>
1320 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Use TUNE_68030
1321 instead of TARGET_68030, TUNE_68040 instead of TARGET_68040,
1322 TUNE_68060 instead of TARGET_68060 and TUNE_CPU32 instead of
1324 (TARGET_CPU32): Rename to...
1325 (TUNE_CPU32): ...this.
1326 (TUNE_68000_10, TUNE_68030, TUNE_68040, TUNE_68060)
1327 (TUNE_CFV2): New macros.
1328 * config/m68k/netbsd-elf.h (LONG_DOUBLE_TYPE_SIZE): Simplify;
1329 remove conditions that are implied by TARGET_68020.
1330 * config/m68k/m68k.c (m68k_output_function_prologue): Use TUNE_68040
1331 instead of TARGET_68040 and TUNE_CPU32 instead of TARGET_CPU32.
1332 (m68k_output_function_epilogue): Likewise.
1333 (m68k_rtx_costs): Likewise. Use TUNE_68060 instead of TARGET_68060
1334 and TUNE_CFV2 instead of TARGET_5200. Use TUNE_68000_10 instead of
1335 "!TARGET_68020 && !TARGET_COLDFIRE" to choose between 68000 and
1336 non-68000 timings. Refactor multiplication and division costs.
1337 (output_addsi3): Use TUNE_68040 instead of TARGET_68040 and
1338 TUNE_CPU32 instead of TARGET_CPU32.
1339 (standard_68881_constant_p): Use TUNE_68040 instead of TARGET_68040
1340 and TUNE_68060 instead of TARGET_68060.
1341 * config/m68k/m68k.md: Use TUNE_68040 instead of TARGET_68040,
1342 TUNE_68060 instead of TARGET_68060, and TUNE_CPU32 instead of
1344 (movsi_const0): Use TUNE_68000_10 rather than "!TARGET_68020
1345 && !TARGET_COLDFIRE" to choose between moveq and clr.
1346 Likewise in the unnamed movsf pattern.
1347 (ashlsi_17_24, lshrsi_17_24): Guard with TUNE_68000_10 rather than
1348 "!TARGET_68020 && !TARGET_COLDFIRE". Likewise the unnamed
1351 2007-01-12 Richard Sandiford <richard@codesourcery.com>
1353 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Increase amount
1354 of tabbing before backslashes.
1356 2007-01-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1358 * pa-linux.h (ASM_OUTPUT_INTERNAL_LABEL): Undefine.
1359 * pa.h (ASM_OUTPUT_LABEL): Output colon when using GAS.
1360 (ASM_OUTPUT_INTERNAL_LABEL): Define.
1362 2007-01-11 Zdenek Dvorak <dvorakz@suse.cz>
1364 * tree-ssa-loop-ivopts.c (extract_cond_operands): Split from
1365 find_interesting_uses_cond.
1366 (find_interesting_uses_cond): Use extract_cond_operands.
1367 (rewrite_use_compare): Use extract_cond_operands and
1368 force_gimple_operand_bsi. Do not call update_stmt.
1369 (determine_use_iv_cost_condition): Use extract_cond_operands.
1370 Return cheaper of using original bound and changing the exit bound.
1372 2007-01-11 Zdenek Dvorak <dvorakz@suse.cz>
1374 PR tree-optimization/29516
1375 * tree-ssa-address.c (tree_mem_ref_addr, add_to_parts,
1376 most_expensive_mult_to_index, addr_to_parts,
1377 create_mem_ref, maybe_fold_tmr): Make the type of
1378 fields of TARGET_MEM_REF sizetype.
1379 (move_fixed_address_to_symbol, move_pointer_to_base):
1381 * tree.def (TARGET_MEM_REF): Add comment on types of
1384 2007-01-11 Joseph Myers <joseph@codesourcery.com>
1386 * c-common.c (vector_types_convertible_p): Treat opaque types as
1387 always convertible if they have the same size, but not otherwise.
1389 2007-01-11 Steven Bosscher <steven@gcc.gnu.org>
1391 * ifcvt.c (struct noce_if_info): Add comments to the fields.
1392 Remove the b_unconditional field.
1393 (noce_try_sign_mask): Do not look at b_unconditional.
1394 (noce_process_if_block): Do not use merge_if_blocks. Update
1395 the CFG here. Do not set b_unconditional.
1396 (cond_move_process_if_block): Likewise.
1397 (find_cond_trap): Likewise.
1398 (check_cond_move_block): Require simple jump insns at the end
1401 2007-01-11 Jan Hubicka <jh@suse.cz>
1403 PR tree-optimization/1046
1404 * tree-tailcall.c (suitable_for_tail_call_opt_p): Use TREE_ADDRESSABLE
1405 when alias info is not ready.
1406 (pass_tail_recursion): Do not require aliasing.
1407 * tree-ssa-copyrename.c (pass_rename_ssa_cop): Likewise.
1408 * tree-ssa-ccp.c (pass_ccp, pass_fold_builtins): Likewise.
1409 * tree-ssa-copy.c (pass_copy_prop): Likewise.
1410 * tree-ssa-forwprop.c (pass_forwprop): Likewise.
1411 * tree-ssa-dce.c (pass_dce, pass_dce_loop, pass_cd_dce): Likewise.
1412 * passes.c (init_optimization_passes): Execute rename_ssa_copies,
1413 ccp, forwprop, copy_prop, merge_phi, copy_prop, dce and tail recursion
1415 * tree-ssa-operands.c (add_virtual_operand, get_indirect_ref_operand):
1416 When aliasing is not build, mark statement as volatile.
1418 2007-01-11 Tom Tromey <tromey@redhat.com>
1420 PR preprocessor/15185, PR preprocessor/20989:
1421 * doc/cppopts.texi <-MT>: Update description of algorithm for
1422 computing default target.
1423 <-M, -MD>: Reword "basename" text.
1425 2007-01-11 Roger Sayle <roger@eyesopen.com>
1427 * builtins.c (expand_builtin_pow, expand_builtin_powi,
1428 fold_builtin_cabs, fold_builtin_sqrt, fold_builtin_trunc,
1429 fold_builtin_floor, fold_builtin_ceil, fold_builtin_round,
1430 fold_builtin_int_int_roundingfn, fold_builtin_bitop,
1431 fold_builtin_bswap, real_constp, fold_builtin_pow,
1432 fold_builtin_powi, fold_builtin_signbit, fold_builtin_copysign,
1433 do_mpfr_arg1, do_mpfr_arg2, do_mpfr_arg3, do_mpfr_sincos): Replace
1434 uses of the macro TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
1435 * convert.c (convert_to_pointer): Likewise.
1436 * expr.c (highest_pow2_factor, expand_expr_real_1): Likewise.
1437 * fold-const.c (force_fit_type, fold_negate_expr, int_const_binop,
1438 const_binop, fold_convert_const_int_from_int,
1439 fold_convert_const_int_from_real,
1440 fold_convert_const_real_from_real, sign_bit_p,
1441 optimize_minmax_comparison, extract_muldiv_1, fold_div_compare,
1442 fold_sign_changed_comparison, fold_unary, fold_comparison,
1443 fold_binary, multiple_of_p, tree_Expr_non_zero_p,
1444 fold_negate_const, fold_abs_const, fold_not_const): Likewise.
1445 * print-tree.c (print_node_brief, print_node): Likewise.
1446 * stor-layout.c (place_field, layout_type): Likewise.
1447 * tree-chrec.c (keep_cast): Likewise.
1448 * tree.c (build_vector, build_real, build_real_from_int_cst,
1449 build_complex): Likewise.
1451 2007-01-11 Roger Sayle <roger@eyesopen.com>
1453 * tree.h (TREE_CONSTANT_OVERFLOW): Obsolete. For the time being,
1454 treat TREE_CONSTANT_OVERFLOW as a synonym of TREE_OVERFLOW.
1456 2007-01-11 Paolo Bonzini <bonzini@gnu.org>
1458 * configure.ac (strict1_warn): Rename to strict_warn.
1459 (WERROR, --enable-werror, symlink hacks, stage1_cflags,
1460 cc_set_by_configure, quoted_cc_set_by_configure,
1461 stage_prefix_set_by_configure, quoted_stage_prefix_set_by_configure,
1462 all_boot_languages, all_stagestuff): Remove.
1463 (target_list): Remove bootstrap targets.
1464 * Makefile.in (quickstrap): Unconditionally make a synonym of all.
1465 (BOOT_LANGUAGES, STAGE1_CFLAGS, STAGE1_CHECKING,
1466 REMAKEFLAGS, FLAGS_TO_PASS, PREPEND_DOTDOT_TO_RELATIVE_PATHS,
1467 SUBDIR_FLAGS_TO_PASS, WERROR_FLAGS, STRICT2_WARN, LANG_STAGESTUFF,
1468 VOL_FILES, POSTSTAGE1_FLAGS_TO_PASS, STAGE2_FLAGS_TO_PASS,
1469 STAGEPROFILE_FLAGS_TO_PASS, STAGEFEEDBACK_FLAGS_TO_PASS, stage1_build,
1470 stage1_copy, stage2_build, stage2_copy, stageprofile_build,
1471 stageprofile_copy, stage3_build, stage3_copy, stagefeedback_build,
1472 stagefeedback_copy, stage4_build, clean_s1, clean_sw, bootstrap,
1473 bootstrap-lean, bootstrap2, bootstrap2-lean, bootstrap3,
1474 bootstrap3-lean, bootstrap4, bootstrap4-lean, unstage1, unstage2,
1475 unstage3, unstage4, unstageprofile, unstagefeedback, restage, restage2,
1476 restage3, restage4, restageprofile, restagefeedback, bubbleestrap,
1477 cleanstrap, unstrap, restrap, *compare, *compare3, *compare4,
1478 *compare-lean, *compare3-lean, *compare4-lean, stage1-start, stage1,
1479 stage2-start, stage2, stage3-start, stage3, stage4-start, stage4,
1480 stageprofile-start, stageprofile, stagefeedback-start, stagefeedback,
1481 risky-stage1, risky-stage2, risky-stage3, risky-stage4): Remove.
1482 (ORDINARY_FLAGS_TO_PASS): Rename to FLAGS_TO_PASS.
1483 (STAGECOPYSTUFF, STAGEMOVESTUFF): Consolidate into MOSTLYCLEANFILES.
1484 (mostlyclean): Adjust.
1485 (clean, distclean): Don't mention bootstrap stuff.
1486 * configure: Regenerate.
1487 * ada/config-lang.in, cp/config-lang.in, forttran/config-lang.in,
1488 java/config-lang.in, objc/config-lang.in, objcp/config-lang.in,
1489 treelang/config-lang.in (stagestuff): Remove.
1490 * doc/sourcebuild.texi (stage1, stage2, stage3, stage4,
1491 stageprofile, stagefeedback, stagestuff): Remove mention.
1493 2007-01-11 Nick Clifton <nickc@redhat.com>
1495 * config/mcore/predicates.md (mcore_general_movesrc_operand):
1497 (mcore_general_movdst_operand): Do not accept CONST_INTs.
1498 (mcore_arith_K_S_operand): Run the test for the S constraint not
1499 the test for the M constraint.
1500 (mcore_addsub_operand): Do not accept integer values that are
1501 larger than 32 bits.
1502 * config/mcore/mcore.md: Remove unused constraints from split.
1503 (andsi3): Use HOST_WIDE_INT instead of int to hold an INTVAL.
1505 (allocate_stack): Likewise.
1506 * config/mcore/mcore.c (mcore_print_operand): Restrict output of P
1507 operands to 32 bits.
1508 (mcore_const_costs): Use HOST_WIDE_INT instead of int to hold an
1510 (mcore_and_cost, mcore_modify_comparison, const_ok_for_mcore,
1511 mcore_const_ok_for_inline, mcore_const_trick_uses_not,
1512 try_constant_tricks, mcore_num_ones, mcore_num_zeros,
1513 mcore_output_bclri, mcore_output_andn, output_inline_const,
1514 mcore_output_move, mcore_output_movedouble): Likewise.
1515 (mcore_output_cmov): Use CONST_OK_FOR_M and CONST_OK_FOR_N.
1516 (output_inline_const): Likewise.
1517 (output_inline_const): Fix format strings used in sprintf
1519 * config/mcore/mcore-protos.h: Update prototypes for changed
1520 functions in mcore.c.
1521 * config/mcore/mcore.h (CONST_OK_FOR_I): Cast values to
1522 HOST_WIDE_INT and not int.
1523 (CONST_OK_FOR_J, CONST_OK_FOR_K, CONST_OK_FOR_L, CONST_OK_FOR_M,
1524 CONST_OK_FOR_N): Likewise.
1525 (LEGITIMATE_CONSTANT_P): Also check CONSTANT_P.
1526 (GO_IF_LEGITIMATE_INDEX): Use HOST_WIDE_INT instead of int to hold
1529 2007-01-10 Jan Hubicka <jh@suse.cz>
1531 * tree-vrp.c (remove_range_assertions): Release defs.
1532 * tree-ssa-loop-ivopts.c (rmeove_statement): Likewise.
1533 * tree-ssa-dom.c (remove_stmt_or_phi): Likewise.
1535 2007-01-10 Paul Brook <paul@codesourcery.com>
1537 * config/arm/arm.c (arm_rtx_costs_1): Handle mutiply-subtract.
1538 * config/arm/arm.md (mulsi3subsi): New insn.
1540 2007-01-10 Zdenek Dvorak <dvorakz@suse.cz>
1542 * tree-ssa-loop-manip.c (tree_unroll_loop): Make it a wrapper over ...
1543 (tree_transform_and_unroll_loop): New.
1544 * tree-flow.h (transform_callback, tree_transform_and_unroll_loop):
1547 2007-01-10 Robert Kennedy <jimbob@google.com>
1549 * fold-const.c (fold_comparison): Fold comparisons like (x *
1550 1000 < 0) to (x < 0).
1552 2007-01-10 Ian Lance Taylor <iant@google.com>
1554 * tree-pretty-print.c (dump_generic_node): Print parentheses when
1555 operands have the same priority.
1557 2007-01-10 Tom Tromey <tromey@redhat.com>
1559 * fold-const.c (fold_truthop): Don't check can_use_bit_fields_p.
1560 (fold_binary): Likewise.
1561 * langhooks.c (lhd_can_use_bit_fields_p): Removed.
1562 * langhooks-def.h (lhd_can_use_bit_fields_p): Removed.
1563 (LANG_HOOKS_CAN_USE_BIT_FIELDS_P): Removed.
1564 (LANG_HOOKS_INITIALIZER): Remove LANG_HOOKS_CAN_USE_BIT_FIELDS_P.
1565 * langhooks.h (struct lang_hooks): Removed field
1566 'can_use_bit_fields_p'.
1568 2007-01-10 Ralf Corsépius <ralf.corsepius@rtems.org>
1570 * config/bfin/t-bfin, config/bfin/t-bfin-elf: Remove GCC_CFLAGS.
1572 2007-01-10 Razya Ladelsky <razya@il.ibm.com>
1574 * function.c (get_last_funcdef_no): New function.
1575 * function.h (get_last_funcdef_no): Declare.
1576 * tree-inline.c (initialize_cfun): Add initialization.
1577 (tree_function_versioning): Cleanup.
1579 2007-01-10 Jan Hubicka <jh@suse.cz>
1581 * tree-inline.c (setup_one_parameter): Do not propagate into abnormal
1584 2007-01-10 Sa Liu <saliu@de.ibm.com>
1585 Ben Elliston <bje@au.ibm.com>
1587 * spu.h (STACK_SAVE_AREA): Use VOIDmode for SAVE_FUNCTION, SImode
1588 for SAVE_NONLOCAL and Pmode for any other save level.
1589 * spu-protos.h (spu_restore_stack_block): Declare.
1590 * spu.md (save_stack_block): Remove.
1591 (restore_stack_block): Call spu_restore_stack_block.
1592 * spu.c (spu_restore_stack_block): New function.
1593 (spu_expand_epilogue): Remove old comment.
1595 2007-01-09 Zdenek Dvorak <dvorakz@suse.cz>
1597 PR tree-optimization/30322
1598 * tree-ssa-loop-ivopts.c (fold_affine_expr, iv_value): Removed.
1599 (cand_value_at): Return the value as aff_tree.
1600 (may_eliminate_iv): Convert the bound from aff_tree to tree.
1601 * tree-affine.c (aff_combination_add_cst, aff_combination_add_product,
1602 aff_combination_mult): New functions.
1603 (aff_combination_add): Use aff_combination_add_cst.
1604 (aff_combination_convert): Allow conversions to a wider type.
1605 (tree_to_aff_combination): Handle BIT_NOT_EXPR.
1606 * tree-affine.h (aff_combination_mult): Declare.
1608 2007-01-09 Carlos O'Donell <carlos@codesourcery.com>
1610 * doc/tm.texi: Update documentation to reflect reality of exec
1611 and start file search behaviours. Update copyright year.
1612 * doc/invoke.texi: Explain how GCC_EXEC_PREFIX is used to find
1613 header file directories.
1615 2007-01-09 Uros Bizjak <ubizjak@gmail.com>
1617 * config/i386/i386.md (*sinxf2): Rename to *sinxf2_i387.
1618 (*cosxf2): Rename to cosxf2_i387.
1619 (*sindf2, *sinsf2): Extend operand 1 to XFmode. Macroize patterns
1620 using X87MODEF12 mode macro. Rename patterns to
1621 *sin_extend<mode>xf2_i387. Use SSE_FLOAT_MODE_P to disable patterns
1623 (*cosdf2, *cossf2): Ditto.
1624 (sincosdf3, sincossf3): Ditto. Rewrite corresponding splitters
1625 to match extended input operands.
1626 (sincos<mode>3): New expander.
1627 (*sinextendsfdf2, *cosextendsfdf2, *sincosextendsfdf3): Remove
1628 insn patterns and corresponding splitters.
1630 2007-01-09 Kaz Kojima <kkojima@gcc.gnu.org>
1632 * config/sh/t-linux (TARGET_LIBGCC2_CFLAGS): Delete.
1633 (SHLIB_MAPFILES, SHLIB_LINK, SHLIB_INSTALL): Likewise.
1635 2007-01-09 Nicolas Pitre <nico@cam.org>
1638 * arm/ieee754-df.S (Lad_s): Also test the low word of X for zero.
1640 2007-01-08 Geoffrey Keating <geoffk@apple.com>
1642 * target.h (struct gcc_target): New field library_rtti_comdat.
1643 * target-def.h (TARGET_CXX_LIBRARY_RTTI_COMDAT): New.
1644 (TARGET_CXX): Add TARGET_CXX_LIBRARY_RTTI_COMDAT.
1645 * doc/tm.texi (C++ ABI): Document TARGET_CXX_LIBRARY_RTTI_COMDAT.
1646 * config/darwin.h (TARGET_CXX_LIBRARY_RTTI_COMDAT): Define.
1648 2007-01-08 Geoffrey Keating <geoffk@apple.com>
1650 * doc/invoke.texi (Optimize Options): Correct description of -O0.
1652 2007-01-08 Richard Guenther <rguenther@suse.de>
1654 * tree.h (force_fit_type_double): Export.
1655 (force_fit_type): Remove.
1656 * fold-const.c (force_fit_type_double): New function.
1657 (force_fit_type): Remove.
1658 (int_const_binop): Use it.
1659 (fold_convert_const_int_from_int): Likewise.
1660 (fold_convert_const_int_from_real): Likewise.
1661 (fold_div_compare): Likewise.
1662 (fold_sign_changed_comparison): Likewise.
1663 (fold_unary): Likewise.
1664 (fold_negate_const): Likewise.
1665 (fold_abs_const): Likewise.
1666 (fold_not_const): Likewise.
1667 * c-common.c (shorten_compare): Use force_fit_type_double.
1668 * convert.c (convert_to_pointer): Likewise.
1670 2007-01-08 Richard Guenther <rguenther@suse.de>
1672 * tree.h (build_int_cst_wide_type): Export.
1673 * tree.c (build_int_cst_wide_type): New function.
1674 (build_int_cst_wide): Fix comment.
1675 * builtins.c (fold_builtin_object_size): Use build_int_cst
1676 to build -1 or 0 of the correct type. Use fit_double_type
1677 to check for overflow.
1678 * fold-const.c (optimize_bit_field_compare): Use build_int_cst_type
1680 (decode_field_reference): Likewise.
1681 (all_ones_mask_p): Likewise.
1682 (native_interpret_int): Use build_int_cst_wide_type.
1683 (fold_binary): Use build_int_cst_type to build an all-ones
1685 * stor-layout.c (set_sizetype): Use build_int_cst_wide_type.
1687 2007-01-08 Daniel Jacobowitz <dan@codesourcery.com>
1689 * config/pa/t-pa64 (libgcc_stub.a): Use $(T).
1691 2007-01-09 Ben Elliston <bje@au.ibm.com>
1693 * genautomata.c (STATS_OPTION): New option.
1694 (stats_flag): New flag.
1695 (gen_automata_option): Handle it.
1696 (initiate_automaton_gen): Ditto.
1697 (write_automata): Output statistics only if stats_flag is
1698 set. Likewise, output time statistics only if time_flag is set.
1699 * doc/md.texi (Processor pipeline description): Document new flag.
1701 2007-01-08 Richard Guenther <rguenther@suse.de>
1703 * builtins.c (fold_builtin_int_roundingfn): Use fit_double_type.
1704 * tree.c (build_int_cst_type): Likewise.
1705 (size_in_bytes): Don't call force_fit_type on the result.
1706 (int_fits_type_p): Use fit_double_type.
1707 * fold-const.c (fit_double_type): New function.
1708 (force_fit_type): Use it.
1709 * tree.h (fit_double_type): Export.
1711 2007-01-08 Jan Hubicka <jh@suse.cz>
1713 * tree-vectorizer.c (gate_increase_alignment): Fix return type.
1714 * ipa.c (function_and_variable_visibility): Fix return type.
1716 2007-01-08 Richard Guenther <rguenther@suse.de>
1718 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Use type
1719 of offset to build the index.
1720 * tree-pretty-print.c (dump_generic_node): Don't build negated
1721 const just for printing.
1722 * c-pretty-print.c (pp_c_integer_constant): Likewise.
1723 * builtins.c (fold_builtin_int_roundingfn): Check if result
1724 fits the type by using force_fit_type and comparing the result.
1725 * predict.c (predict_loops): Use compare_tree_int for comparison.
1726 * tree.c (build_int_cst): Fall back to integer_type_node for
1728 (build_int_cst_wide): Assert type is non-null.
1730 2007-01-08 Roberto Costa <roberto.costa@st.com>
1732 * tree-vrp.c (extract_range_from_cond_expr): New.
1733 (extract_range_from_expr): Handle COND_EXPR nodes used as expressions.
1734 * tree-ssa-ccp.c (get_maxval_strlen): Handle COND_EXPR nodes used
1736 (fold_stmt): Bug fix, avoid infinite recursion when folding COND_EXPRs.
1737 * tree-ssa-forwprop.c (simplify_cond, forward_propagate_into_cond,
1738 tree_ssa_forward_propagate_single_use_vars): Handle COND_EXPR nodes
1739 used as expressions.
1740 * tree-object-size.c (cond_expr_object_size): New.
1741 (collect_object_sizes_for): Handle COND_EXPR nodes used as expressions.
1743 2007-01-08 Jan Hubicka <jh@suse.cz>
1745 * tree-ssa-forwprop.c (forward_propagate_into_cond,
1746 tree_ssa_forward_propagate_single_use_va): Release defs of propagated
1749 2007-01-08 Richard Guenther <rguenther@suse.de>
1751 PR tree-optimization/23603
1752 * tree-vrp.c (set_value_range_to_truthvalue): New function.
1753 (extract_range_from_binary): Fall back to truthvalue instead of
1754 varying for TRUTH_*_EXPR.
1755 (extract_range_from_comparison): Fall back to truthvalue instead of
1757 (vrp_visit_phi_node): Don't adjust new range bounds to +INF/-INF
1758 if all visited PHI values were constant.
1760 2007-01-08 Jan Hubicka <jh@suse.cz>
1762 * cgraphunit.c (cgraph_process_new_functions): Reset reachable flag.
1763 (cgraph_analyze_function): break out from ...
1764 (cgraph_finalize_compilation_unit): ... here.
1765 (cgraph_expand_function): Remove forgoten commented out line.
1766 (cgraph_optimize): Analyze functions.
1768 2007-01-08 Jan Hubicka <jh@suse.cz>
1770 * tree-pas.h (TODO_remove_function): New flag.
1771 (TODO_update*): Renumber.
1772 (pass_ipa_increase_alignment,
1773 pass_ipa_function_and_variable_visibility): New passes.
1774 * cgraphunit.c (cgraph_increase_alignment): Move to tree-vectorizer.c
1775 (cgraph_function_and_variable_visibility): Move to ipa.c
1776 (cgraph_optimize): Don't call cgraph_function_and_variable_visibility,
1777 cgraph_increase_alignment.
1778 * ipa-inline.c (cgraph_decide_inlining): Don't push timevar.
1779 (cgraph_decide_inlining_incrementally): Push TV_INTEGRATION before
1780 calling tree-inline.
1781 (cgraph_early_inlining): Do not call cgraph_remove_unreachable_nodes.
1782 (pass_ipa_inline, pass_early_ipa_inlining): Set TODO_remove_functions
1783 * tree-vectorizer.c (increase_alignment): Move here from cgraphunit.c
1784 (gate_increase_alignment): New function.
1785 (pass_ipa_increase_alignment): New pass.
1786 * ipa.c: Inline tree-pass.h and timevar.h
1787 (function_and_variable_visibility): Move here from cgraphunit.c
1788 * tree-optimize.c (pass_early_local_passes): Add TODO_remove_functions.
1789 * passes.c (init_optimization_passes): Add the two new passes.
1790 (execute_todo): Handle cgraph_remove_functions.
1792 2007-01-08 Nick Clifton <nickc@redhat.com>
1794 * config/frv/predicates.md (reg_or_0_operand): Accept
1797 2007-01-08 Ralf Corsépius <ralf.corsepius@rtems.org>
1799 * config/bfin/rtems.h, config/bfin/t-rtems: New.
1800 * config.gcc: Add bfin*-rtems*.
1802 2007-01-08 Mark Shinwell <shinwell@codesourcery.com>
1804 * c.opt: Add -flax-vector-conversions.
1805 * c-typeck.c (convert_for_assignment): Pass flag to
1806 vector_types_convertible_p to allow emission of note.
1807 (digest_init): Likewise.
1808 * c-opts.c: Handle -flax-vector-conversions.
1809 * c-common.c (flag_lax_vector_conversions): New.
1810 (vector_types_convertible_p): Unless -flax-vector conversions
1811 has been passed, disallow conversions between vectors with
1812 differing numbers of subparts and/or element types. If such
1813 a conversion is disallowed, possibly emit a note on the first
1814 occasion only to inform the user of -flax-vector-conversions.
1815 The new last argument specifies this.
1816 * c-common.h (flag_lax_vector_conversions): New.
1817 (vector_types_convertible_p): Add extra argument.
1818 * config/i386/i386.c (ix86_init_mmx_sse_builtins): Use
1819 char_type_node for V*QI type vectors.
1820 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins):
1821 Update to satisfy new typechecking rules.
1822 * config/rs6000/altivec.h (vec_cmple): Use vec_cmpge, for both
1824 * doc/invoke.texi (C Dialect Options): Document
1825 -flax-vector-conversions.
1827 2007-01-08 Mark Shinwell <shinwell@codesourcery.com>
1829 PR tree-optimization/29877
1830 * tree-ssa-ter.c (is_replaceable_p): Deem assignments with
1831 a register variable on the RHS to not be replaceable.
1833 2007-01-08 Chen Liqin <liqin@sunnorth.com.cn>
1834 * config/score/t-score-elf (MULTILIB_OPTIONS): Change.
1835 * config/score/predicates.md (const_uimm5, sr0_operand, const_simm12,
1836 const_simm15, const_pow2, const_npow2): Added.
1837 * config/score/misc.md (insv, extv, extzv, movmemsi,
1838 move_lbu_a/b, mov_lhu_a/b etc): Added and fix some bug.
1839 * config/score/score.c (score_address_cost, score_select_cc_mode):
1841 Change CONST_OK_FOR_LETTER_P/EXTRA_CONSTRAINT define.
1842 Update score_rtx_costs for MACRO TARGET_RTX_COSTS.
1843 Update score_print_operand.
1844 * config/score/score.h (DATA_ALIGNMENT, SELECT_CC_MODE): Added.
1845 Adjust register allocate order and update some macro define.
1846 * config/score/score-mdaux.c (mdx_unaligned_load, mdx_unsigned_store,
1847 mdx_block_move_straight, mdx_block_move_loop_head,
1848 mdx_block_move_loop_body, mdx_block_move_loop_foot, mdx_block_move_loop,
1849 mdx_block_move): Added.
1850 (mdx_movsicc, mdp_select_add_imm, mdp_select, mds_zero_extract_andi,
1851 mdp_limm): Updated and fix some bug and typo.
1852 * config/score/score.md (movqi/hi/si, add/sub/zero/ext): Updated.
1853 (movsf, movdf, doloop_end): Added.
1855 2007-01-08 Kazu Hirata <kazu@codesourcery.com>
1857 * config/arm/arm.c, config/arm/arm.h, config/arm/arm.md,
1858 config/arm/thumb2.md: Fix comment typos.
1859 * doc/extend.texi: Fix a typo.
1861 2007-01-07 Eric Christopher <echristo@apple.com>
1863 * configure.ac: Check for __stack_chk_fail for darwin.
1864 * configure: Regenerate.
1866 2007-01-07 Richard Guenther <rguenther@suse.de>
1868 * tree-vrp.c (extract_range_from_assert): CSE calls to
1869 compare_values where possible.
1870 (extract_range_from_unary_expr): Likewise.
1872 2007-01-07 Anatoly Sokolov <aesok@post.ru>
1874 * config/avr/avr-protos.h (call_insn_operand): Delete prototype.
1875 * config/avr/avr.c (call_insn_operand): Delete function.
1876 * config/avr/avr.md (*pushqi, *pushhi, *pushsi, *pushsf): Use REG_SP
1877 instead of register number. Use predicates.
1878 * config/avr/predicates.md (const0_operand, reg_or_0_operand,
1879 call_insn_operand): Add.
1881 2007-01-06 Jan Hubicka <jh@suse.cz>
1883 * tree-pass.h (pass_build_cgraph_edges): Declare.
1884 * cgraphunit.c (record_refernece): Move to cgraphbuild.c
1885 (visited_nodes): Remove.
1886 (cgraph_create_edges): Move to cgraphbuild.c; rename to
1887 build_cgrpah_edges; make visited_nodes local.
1888 (cgraph_process_new_functions): DO not call initialize_inline_failed.
1889 (record_references_in_initializer): Move to cgraphbuild.c
1890 (initialize_inline_failed, rebuild_cgraph_edges,
1891 pass_rebuild_cgraph_edges): Move to cgraphbuild.c.
1892 (verify_cgraph_node): Make visited_nodes local.
1893 (cgraph_analyze_function): Do not call cgraph_create_edges and
1894 initialize_inline_failed.
1895 (cgraph_expand_function): Do not call cgraph_lower_function;
1896 assert that function is already lowered.
1897 * Makefile.in (cgraphbuild.o): New.
1898 * passes.c (init_optimization_passes): Add pass_build_cgraph_edges
1899 at the end of lowering passes.
1901 2007-01-06 Steven Bosscher <steven@gcc.gnu.org>
1903 * ifcvt.c (cond_move_convert_if_block): New function, code
1904 factored out from...
1905 (cond_move_process_if_block): ...here. Call the new function
1906 on the THEN and ELSE blocks.
1907 (merge_if_block): Do not copy global_live_at_end, merge_blocks
1908 already takes care of this.
1910 2007-01-05 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1913 * tree.h (TREE_OVERFLOW_P): New.
1914 * c-typeck.c (parser_build_unary_op): Warn only if result
1915 overflowed and operands did not.
1916 (parser_build_binary_op): Likewise.
1917 (convert_for_assignment): Remove redundant overflow_warning.
1918 * c-common.c (overflow_warning): Don't check or set TREE_OVERFLOW.
1920 2007-01-05 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1922 * c-typeck.c (store_init_value): Split over two lines to follow
1923 the GNU coding style.
1925 2007-01-05 Benjamin Kosnik <bkoz@redhat.com>
1927 * c-cppbuiltin.c (c_cpp_builtins): __GXX_EXPERIMENTAL_CPP0X__ to
1928 __GXX_EXPERIMENTAL_CXX0X__.
1929 * doc/cpp.texi: Same.
1931 2007-01-05 Richard Guenther <rguenther@suse.de>
1934 * tree.c (get_narrower): Do not construct COMPONENT_REFs
1935 with mismatched types. Instead explicitly build a
1936 conversion NOP_EXPR.
1938 2007-01-05 Ian Lance Taylor <iant@google.com>
1940 * c-common.c (decl_with_nonnull_addr_p): New function.
1941 (c_common_truthvalue_conversion): Call it.
1942 * c-typeck.c (build_binary_op): Likewise.
1943 * c-common.h (decl_with_nonnull_addr_p): Declare.
1945 2007-01-05 Jakub Jelinek <jakub@redhat.com>
1948 * libgcc2.c (__divdc3): Compare c and d against 0.0 instead of
1951 2007-01-05 Joel Brobecker <brobecker@adacore.com>
1953 * doc/install.texi (Final install): Document the fact that
1954 the GNAT runtime should not be stripped.
1956 2007-01-04 Jan Hubicka <jh@suse.cz>
1958 * tree-inline.c (fold_marked_statements): Update operand caches
1959 and EH after folding
1961 2007-01-04 Ian Lance Taylor <iant@google.com>
1963 * c-common.c (check_function_nonnull): Whitespace fix.
1965 2007-01-04 Jan Hubicka <jh@suse.cz>
1967 * tree-optimize.c (execute_fixup_cfg): Correct previously mistakely
1968 comitted older version of patch.
1969 (pass_fixup_cfg): Add TODOs to verify flow and statements, dump
1970 function, celanup cfg and collect garbage.
1972 2007-01-04 Mike Stump <mrs@apple.com>
1974 * Makefile.in (mostlyclean): Don't remove libgcc anymore.
1977 2007-01-04 Eric Christopher <echristo@apple.com>
1979 * libgcc2.c (__bswapsi2): Use SItype.
1980 (__bswapdi2): Use DItype.
1981 * libgcc2.h: Update for above.
1983 2007-01-04 Paul Brook <paul@codesourcery.com>
1985 * config/arm/arm.md (arm_mulsi3, thumb_mulsi3, mulsi3_compare0,
1986 mulsi_compare0_scratch, mulsi3addsi, mulsi3addsi_compare0,
1987 mulsi3addsi_compare0_scratch, mulsidi3adddi, mulsidi3,
1988 umulsidi3, umulsidi3adddi, smulsi3_highpart,
1989 umulsi3_highpart): Make conditional on !arm_arch6.
1990 (arm_mulsi3_v6, thumb_mulsi3_v6, mulsi3_compare0_v6,
1991 mulsi_compare0_scratch_v6, mulsi3addsi_v6, mulsi3addsi_compare0_v6,
1992 mulsi3addsi_compare0_scratch_v6, mulsidi3adddi_v6, mulsidi3_v6,
1993 umulsidi3_v6, umulsidi3adddi_v6, smulsi3_highpart_v6,
1994 umulsi3_highpart_v6): New insns.
1996 2007-01-04 Roger Sayle <roger@eyesopen.com>
1998 * fold-const.c (fold_convert): When casting an expression to void,
1999 fold_ignored_result may discover a GIMPLE_MODIFY_STMT which doesn't
2000 have a type. Instead of attempting to build a NOP_EXPR, return
2001 these "special" trees directly.
2003 2007-01-04 Joseph Myers <joseph@codesourcery.com>
2005 * config/rs6000/rs6000.c (rs6000_rtx_costs): Make adjustment for
2006 MULT inside MINUS as either argument. Use rs6000_cost->dmul -
2007 rs6000_cost->fp not 0 as adjustment for outer NEG.
2009 2007-01-04 Jan Hubicka <jh@suse.cz>
2011 * cgraph.c (cgraph_release_function_body): New function.
2012 (cgraph_remove_node): Use it.
2013 * cgraph.h (cgraph_release_function_body): Declare.
2014 * cgraphunit.c (cgraph_expand_function): Use it.
2015 * ipa.c (cgraph_remove_unreahchable_nodes): Use it.
2016 * tree-ssa.c (delete_tree_ssa): Allow to be called before aliasing
2017 is initialized and while compilation of other function is running.
2018 * tree-optimize.c (execute_free_cfg_annotations): Move code to clear
2019 statement CFG annotations from here to ...
2020 * tree-cfg.c (delete_tree_cfg_annotations): ... here.
2022 2007-01-04 Zdenek Dvorak <dvorakz@suse.cz>
2024 * cfgloop.h (enum li_flags): Make the constants powers of two.
2026 2007-01-04 Jan Hubicka <jh@suse.cz>
2028 * tree-inline.c (copy_bb): Insert new statements to statements_to_fold
2030 (fold_marked_statements): New function.
2031 (optimize_inline_calls, tree_function_versioning): Fold new statements.
2032 * tree-inline.h (copy_body_data): Add statements_to_fold.
2034 2007-01-03 Daniel Jacobowitz <dan@codesourcery.com>
2036 * config.gcc: Mention libgcc/config.host.
2037 * Makefile.in: Update comments mentioning libgcc.
2038 (LIBGCC, INSTALL_LIBGCC, GCC_PARTS, mklibgcc): Delete.
2039 (all.cross, start.encap, rest.encap, rest.cross): Update
2040 dependencies for libgcc move.
2041 (libgcc.mk, LIBGCC_DEPS, libgcov.a, libgcc.a, stmp-multilib)
2042 (clean-target, clean-target-libgcc): Delete.
2043 (srcdirify, GCC_EXTRA_PARTS): New macros.
2044 (libgcc-support, libgcc.mvars): New rules.
2045 (distclean): Remove mention of mklibgcc.
2046 (install): Don't reference INSTALL_LIBGCC.
2047 (install-common): Don't reference EXTRA_PARTS.
2048 (install-libgcc, install-multilib): Delete rules.
2049 * mklibgcc.in: Delete file.
2050 * doc/configfiles.texi: Don't mention mklibgcc.
2052 * config/i386/t-darwin (SHLIB_VERPFX): Delete (moved to libgcc).
2053 * config/i386/t-darwin64 (SHLIB_VERPFX): Likewise.
2054 * config/rs6000/t-darwin (SHLIB_VERPFX): Likewise.
2055 * config/rs6000/t-ppccomm (TARGET_LIBGCC2_CFLAGS, SHLIB_MAPFILES)
2056 (mklibgcc, ldblspecs): Likewise.
2058 * config/i386/t-nwld (libgcc.def, libc.def, libpcre.def)
2059 (posixpre.def): Use $(T).
2060 (SHLIB_EXT, SHLIB_NAME, SHLIB_SLIBDIR_QUAL, SHLIB_DEF, SHLIB_MAP)
2061 (SHLIB_SRC, SHLIB_INSTALL): Delete.
2062 (SHLIB_LINK): Make dummy.
2063 * config/t-slibgcc-darwin: Delete contents except for dummy SHLIB_LINK.
2065 * config/frv/t-linux (EXTRA_MULTILIB_PARTS): Clear.
2067 * config/alpha/t-crtfm: Use $(T) in rules for EXTRA_PARTS.
2068 * config/alpha/t-vms, config/alpha/t-vms64, config/fr30/t-fr30,
2069 config/i386/t-rtems-i386, config/ia64/t-ia64, config/rs6000/t-beos,
2070 config/rs6000/t-newas, config/sparc/t-elf: Likewise.
2072 * configure.ac (all_outputs): Remove mklibgcc.
2073 * configure: Regenerated.
2075 2007-01-03 Josh Conner <jconner@apple.com>
2078 * calls.c (compute_argument_addresses): Set stack and stack_slot
2079 for partial args, too.
2080 (store_one_arg): Use locate.size.constant for the size when
2081 generating a save_area.
2083 2007-01-03 Robert Kennedy <jimbob@google.com>
2085 * tree-cfg.c (tree_merge_blocks): Release SSA_NAME phi results
2086 whose definitions are deleted due to basic block merging.
2088 2007-01-03 Paul Brook <paul@codesourcery.com>
2091 * config/arm/arm.c (output_return_instruction): Pop PC in interrupt
2093 (use_return_insn): Return 0 for Thumb interrupt functions.
2094 (print_multi_reg): Add rfe argument for IRQ returns.
2095 (arm_output_epilogue): Pop interrupt return address directly into PC.
2096 (arm_expand_prologue): Only adjust IRQ return address in Arm mode.
2098 2007-01-03 Paul Brook <paul@codesourcery.com>
2100 Merge from sourcerygxx-4_1.
2101 * config/arm/thumb2.md: New file.
2102 * config/arm/elf.h (JUMP_TABLES_IN_TEXT_SECTION): Return True for
2104 * config/arm/coff.h (JUMP_TABLES_IN_TEXT_SECTION): Ditto.
2105 * config/arm/aout.h (ASM_OUTPUT_ADDR_VEC_ELT): Add !Thumb-2 assertion.
2106 (ASM_OUTPUT_ADDR_DIFF_ELT): Output Thumb-2 jump tables.
2107 * config/arm/aof.h (ASM_OUTPUT_ADDR_DIFF_ELT): Output Thumb-2 jump
2109 (ASM_OUTPUT_ADDR_VEC_ELT): Add !Thumb-2 assertion.
2110 * config/arm/ieee754-df.S: Use macros for Thumb-2/Unified asm
2112 * config/arm/ieee754-sf.S: Ditto.
2113 * config/arm/arm.c (thumb_base_register_rtx_p): Rename...
2114 (thumb1_base_register_rtx_p): ... to this.
2115 (thumb_index_register_rtx_p): Rename...
2116 (thumb1_index_register_rtx_p): ... to this.
2117 (thumb_output_function_prologue): Rename...
2118 (thumb1_output_function_prologue): ... to this.
2119 (thumb_legitimate_address_p): Rename...
2120 (thumb1_legitimate_address_p): ... to this.
2121 (thumb_rtx_costs): Rename...
2122 (thumb1_rtx_costs): ... to this.
2123 (thumb_compute_save_reg_mask): Rename...
2124 (thumb1_compute_save_reg_mask): ... to this.
2125 (thumb_final_prescan_insn): Rename...
2126 (thumb1_final_prescan_insn): ... to this.
2127 (thumb_expand_epilogue): Rename...
2128 (thumb1_expand_epilogue): ... to this.
2129 (arm_unwind_emit_stm): Rename...
2130 (arm_unwind_emit_sequence): ... to this.
2131 (thumb2_legitimate_index_p, thumb2_legitimate_address_p,
2132 thumb1_compute_save_reg_mask, arm_dwarf_handle_frame_unspec,
2133 thumb2_index_mul_operand, output_move_vfp, arm_shift_nmem,
2134 arm_save_coproc_regs, thumb_set_frame_pointer, arm_print_condition,
2135 thumb2_final_prescan_insn, thumb2_asm_output_opcode, arm_output_shift,
2136 thumb2_output_casesi): New functions.
2137 (TARGET_DWARF_HANDLE_FRAME_UNSPEC): Define.
2138 (FL_THUMB2, FL_NOTM, FL_DIV, FL_FOR_ARCH6T2, FL_FOR_ARCH7,
2139 FL_FOR_ARCH7A, FL_FOR_ARCH7R, FL_FOR_ARCH7M, ARM_LSL_NAME,
2140 THUMB2_WORK_REGS): Define.
2141 (arm_arch_notm, arm_arch_thumb2, arm_arch_hwdiv, arm_condexec_count,
2142 arm_condexec_mask, arm_condexec_masklen)): New variables.
2143 (all_architectures): Add armv6t2, armv7, armv7a, armv7r and armv7m.
2144 (arm_override_options): Check new CPU capabilities.
2145 Set new architecture flag variables.
2146 (arm_isr_value): Handle v7m interrupt functions.
2147 (user_return_insn): Return 0 for v7m interrupt functions. Handle
2149 (const_ok_for_arm): Handle Thumb-2 constants.
2150 (arm_gen_constant): Ditto. Use movw when available.
2151 (arm_function_ok_for_sibcall): Return false for v7m interrupt
2153 (legitimize_pic_address, arm_call_tls_get_addr): Handle Thumb-2.
2154 (thumb_find_work_register, arm_load_pic_register,
2155 legitimize_tls_address, arm_address_cost, load_multiple_sequence,
2156 emit_ldm_seq, emit_stm_seq, arm_select_cc_mode, get_jump_table_size,
2157 print_multi_reg, output_mov_long_double_fpa_from_arm,
2158 output_mov_long_double_arm_from_fpa, output_mov_double_fpa_from_arm,
2159 output_mov_double_fpa_from_arm, output_move_double,
2160 arm_compute_save_reg_mask, arm_compute_save_reg0_reg12_mask,
2161 output_return_instruction, arm_output_function_prologue,
2162 arm_output_epilogue, arm_get_frame_offsets, arm_regno_class,
2163 arm_output_mi_thunk, thumb_set_return_address): Ditto.
2164 (arm_expand_prologue): Handle Thumb-2. Use arm_save_coproc_regs.
2165 (arm_coproc_mem_operand): Allow POST_INC/PRE_DEC.
2166 (arithmetic_instr, shift_op): Use arm_shift_nmem.
2167 (arm_print_operand): Use arm_print_condition. Handle '(', ')', '.',
2169 (arm_final_prescan_insn): Use extract_constrain_insn_cached.
2170 (thumb_expand_prologue): Use thumb_set_frame_pointer.
2171 (arm_file_start): Output directive for unified syntax.
2172 (arm_unwind_emit_set): Handle stack alignment instruction.
2173 * config/arm/lib1funcs.asm: Remove default for __ARM_ARCH__.
2174 Add v6t2, v7, v7a, v7r and v7m.
2175 (RETLDM): Add Thumb-2 code.
2176 (do_it, shift1, do_push, do_pop, COND, THUMB_SYNTAX): New macros.
2177 * config/arm/arm.h (TARGET_CPU_CPP_BUILTINS): Define __thumb2__.
2178 (TARGET_THUMB1, TARGET_32BIT, TARGET_THUMB2, TARGET_DSP_MULTIPLY,
2179 TARGET_INT_SIMD, TARGET_UNIFIED_ASM, ARM_FT_STACKALIGN, IS_STACKALIGN,
2180 THUMB2_TRAMPOLINE_TEMPLATE, TRAMPOLINE_ADJUST_ADDRESS,
2181 ASM_OUTPUT_OPCODE, THUMB2_GO_IF_LEGITIMATE_ADDRESS,
2182 THUMB2_LEGITIMIZE_ADDRESS, CASE_VECTOR_PC_RELATIVE,
2183 CASE_VECTOR_SHORTEN_MODE, ADDR_VEC_ALIGN, ASM_OUTPUT_CASE_END,
2184 ADJUST_INSN_LENGTH): Define.
2185 (TARGET_REALLY_IWMMXT, TARGET_IWMMXT_ABI, CONDITIONAL_REGISTER_USAGE,
2186 STATIC_CHAIN_REGNUM, HARD_REGNO_NREGS, INDEX_REG_CLASS,
2187 BASE_REG_CLASS, MODE_BASE_REG_CLASS, SMALL_REGISTER_CLASSES,
2188 PREFERRED_RELOAD_CLASS, SECONDARY_OUTPUT_RELOAD_CLASS,
2189 SECONDARY_INPUT_RELOAD_CLASS, LIBCALL_VALUE, FUNCTION_VALUE_REGNO_P,
2190 TRAMPOLINE_SIZE, INITIALIZE_TRAMPOLINE, HAVE_PRE_INCREMENT,
2191 HAVE_POST_DECREMENT, HAVE_PRE_DECREMENT, HAVE_PRE_MODIFY_DISP,
2192 HAVE_POST_MODIFY_DISP, HAVE_PRE_MODIFY_REG, HAVE_POST_MODIFY_REG,
2193 REGNO_MODE_OK_FOR_BASE_P, LEGITIMATE_CONSTANT_P,
2194 REG_MODE_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P, GO_IF_LEGITIMATE_ADDRESS,
2195 LEGITIMIZE_ADDRESS, THUMB2_LEGITIMIZE_ADDRESS,
2196 GO_IF_MODE_DEPENDENT_ADDRESS, MEMORY_MOVE_COST, BRANCH_COST,
2197 ASM_APP_OFF, ASM_OUTPUT_CASE_LABEL, ARM_DECLARE_FUNCTION_NAME,
2198 FINAL_PRESCAN_INSN, PRINT_OPERAND_PUNCT_VALID_P,
2199 PRINT_OPERAND_ADDRESS): Adjust for Thumb-2.
2200 (arm_arch_notm, arm_arch_thumb2, arm_arch_hwdiv): New declarations.
2201 * config/arm/arm-cores.def: Add arm1156t2-s, cortex-a8, cortex-r4 and
2203 * config/arm/arm-tune.md: Regenerate.
2204 * config/arm/arm-protos.h: Update prototypes.
2205 * config/arm/vfp.md: Enable patterns for Thumb-2.
2206 (arm_movsi_vfp): Add movw alternative. Use output_move_vfp.
2207 (arm_movdi_vfp, movsf_vfp, movdf_vfp): Use output_move_vfp.
2208 (thumb2_movsi_vfp, thumb2_movdi_vfp, thumb2_movsf_vfp,
2209 thumb2_movdf_vfp, thumb2_movsfcc_vfp, thumb2_movdfcc_vfp): New.
2210 * config/arm/libunwind.S: Add Thumb-2 code.
2211 * config/arm/constraints.md: Update include Thumb-2.
2212 * config/arm/ieee754-sf.S: Add Thumb-2/Unified asm support.
2213 * config/arm/ieee754-df.S: Ditto.
2214 * config/arm/bpabi.S: Ditto.
2215 * config/arm/t-arm (MD_INCLUDES): Add thumb2.md.
2216 * config/arm/predicates.md (low_register_operand,
2217 low_reg_or_int_operand, thumb_16bit_operator): New.
2218 (thumb_cmp_operand, thumb_cmpneg_operand): Rename...
2219 (thumb1_cmp_operand, thumb1_cmpneg_operand): ... to this.
2220 * config/arm/t-arm-elf: Add armv7 multilib.
2221 * config/arm/arm.md: Update patterns for Thumb-2 and Unified asm.
2223 (UNSPEC_STACK_ALIGN, ce_count): New.
2224 (arm_incscc, arm_decscc, arm_umaxsi3, arm_uminsi3,
2225 arm_zero_extendsidi2, arm_zero_extendqidi2): New
2227 * config/arm/fpa.md: Update patterns for Thumb-2 and Unified asm.
2228 (thumb2_movsf_fpa, thumb2_movdf_fpa, thumb2_movxf_fpa,
2229 thumb2_movsfcc_fpa, thumb2_movdfcc_fpa): New insns.
2230 * config/arm/cirrus.md: Update patterns for Thumb-2 and Unified asm.
2231 (cirrus_thumb2_movdi, cirrus_thumb2_movsi_insn,
2232 thumb2_cirrus_movsf_hard_insn, thumb2_cirrus_movdf_hard_insn): New
2234 * doc/extend.texi: Document ARMv7-M interrupt functions.
2235 * doc/invoke.texi: Document Thumb-2 new cores+architectures.
2237 2007-01-03 Jakub Jelinek <jakub@redhat.com>
2239 * unwind-dw2.c (SIGNAL_FRAME_BIT, EXTENDED_CONTEXT_BIT): Define.
2240 (struct _Unwind_Context): Rename args_size to flags, remove
2241 signal_frame field, add a new args_size field and version field.
2242 (_Unwind_IsSignalFrame, _Unwind_SetSignalFrame,
2243 _Unwind_IsExtendedContext): New inline functions.
2244 (_Unwind_GetGR, _Unwind_SetGR, _Unwind_GetGRPtr, _Unwind_SetGRPtr):
2245 Assume by_value array is only present if _Unwind_IsExtendedContext.
2246 (_Unwind_GetIPInfo, execute_cfa_program, uw_frame_state_for): Use
2247 _Unwind_IsSignalFrame.
2248 (__frame_state_for): Initialize context.flags to EXTENDED_CONTEXT_BIT.
2249 (uw_update_context_1): Use _Unwind_SetSignalFrame.
2250 (uw_init_context_1): Initialize context->flags to
2251 EXTENDED_CONTEXT_BIT.
2252 * config/rs6000/linux-unwind.h (frob_update_context): Use
2253 _Unwind_SetSignalFrame.
2255 2007-01-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
2258 * gimplify.c (gimplify_modify_expr_complex_part): Move below
2259 tree_to_gimple_tuple. Call tree_to_gimple_tuple when we need
2262 2007-01-03 Kazu Hirata <kazu@codesourcery.com>
2264 * config/i386/i386.h (NON_STACK_REG_P, REGNO_OK_FOR_SIREG_P,
2265 REGNO_OK_FOR_DIREG_P, REWRITE_ADDRESS, ASM_OPERAND_LETTER,
2266 RET, AT_SP): Remove.
2267 * config/i386/i386.md (*sse_prologue_save_insn): Use return
2270 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
2271 * cfgbuild.c (find_basic_blocks): Likewise.
2272 * cfgrtl.c (rtl_create_basic_block): Likewise.
2273 * function.c (temp_slots_at_level): Likewise.
2274 * reg-stack.c (stack_regs_mentioned): Likewise.
2275 * regclass.c (allocate_reg_info): Likewise.
2276 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
2277 set_bb_for_stmt, move_block_to_fn): Likewise.
2278 * tree-complex.c (tree_lower_complex): Likewise.
2279 * vec.h (VEC_safe_grow_cleared): New.
2281 * cgraphunit.c, tree-ssa-alias.c: Fix comment typos.
2283 2007-01-03 Zdenek Dvorak <dvorakz@suse.cz>
2285 * loop-unswitch.c (unswitch_loop): Pass probabilities to loopify.
2286 * tree-ssa-loop-unswitch.c (tree_unswitch_loop): Pass probabilities
2288 * cfgloopmanip.c (scale_loop_frequencies): Export.
2289 (loopify): Scale the frequencies by prescribed coefficients.
2290 (set_zero_probability): New function.
2291 (duplicate_loop_to_header_edge): Improve updating of frequencies.
2292 (lv_adjust_loop_entry_edge, loop_version): Set probabilities
2293 and frequencies according to arguments.
2294 * tree-ssa-loop-manip.c (tree_unroll_loop): Set probabilities
2296 * cfg.c (scale_bbs_frequencies_int): Allow scaling the frequencies up.
2297 * modulo-sched.c (sms_schedule): Set probabilities for entering
2298 versioned loop correctly.
2299 * tree-vect-transform.c (vect_transform_loop): Ditto.
2300 * cfgloop.h (loopify, loop_version): Declaration changed.
2301 (scale_loop_frequencies): Declared.
2303 2007-01-02 Jan Hubicka <jh@suse.cz>
2305 * cgraph.c: Include tree-flow.h
2306 (cgraph_add_new-function): Handle IPA_SSA mode; execute
2308 * cgraph.h (enum cgraph_state): Add CGRAPH_STATE_IPA_SSA.
2309 * tree-pass.h (pass_all_early_optimizations): Declare.
2310 * cgraphunit.c (cgraph_process_new_functions): Add IPA_SSA; execute
2312 (cgraph_analyze_function): Do early_local_passes.
2313 * tree-mudflap.c (mf_decl_cache_locals, mf_build_check_statement_for):
2314 Do not add referenced vars.
2315 * tree-optimize.c (gate_all_optimizations): Do not execute when not in
2317 (gate_all_early_local_passes): New gate.
2318 (pass_early_local_passes): Use new gate.
2319 (execute_early_local_optimizations): New functions.
2320 (gate_all_early_optimizations): New gate.
2321 (pass_all_early_optimizations): New pass.
2322 (execute_free_datastructures): Free SSA only when initialized.
2323 (gate_init_datastructures): Init only when optimizing.
2324 (tree_lowering_passes): Do early local passes when called late.
2325 * tree-profile.c (do_tree_profiling): Don't profile functions added
2327 (do_early_tree_profiling, pass_early_tree_profile): Kill.
2328 * tree-cfg.c (update_modified_stmts): Do not update when operands are
2330 * passes.c (init_optimizations_passes): Reorder so we go into SSA
2331 during early_local_passes.
2332 * Makefile.in (cgraph.o): Add dependency on tree-flow.h.
2335 2007-01-02 Carlos O'Donell <carlos@codesourcery.com>
2337 * Makefile.in: Update copyright year.
2339 2007-01-02 Carlos O'Donell <carlos@codesourcery.com>
2341 * Makefile.in: Export GCC_EXEC_PREFIX before calling $(RUNTEST)
2342 in $(lang_checks) and check-consistency targets.
2344 2007-01-02 Jan Hubicka <jh@suse.cz>
2346 * tree-mudflap.c (mf_decl_cache_locals, mf_build_check_statement_for):
2347 Do not add referenced vars.
2348 * tree-cfg.c (update_modified_stmts): Do not update when SSA operands
2350 * passes.c (init_optimization_passes): Put mudflap_2 after
2351 free_datastructures.
2353 2007-01-02 Jan Hubicka <jh@suse.cz>
2355 * tree-optimize (execute_fixup_cfg): Set after_inlining flag.
2356 Set NOTHROW flag on call statements proved to be nothrow.
2357 Update statement of local calls so new pure/const functions are
2358 updated. Update_ssa when in ssa form. Mark PHI nodes of nonlocal
2360 (tree_rest_of_compilation): Register hooks and initialize bitmap
2361 early. Do not set after_inlining flag.
2363 2007-01-02 Steve Ellcey <sje@cup.hp.com>
2365 * sbitmap.c (HOST_BITS_PER_LONG_LONG): Change to
2366 HOST_BITS_PER_LONGLONG
2368 2007-01-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
2371 * c-typeck.c (store_init_value): Don't emit pedantic overflow
2372 warning for non-static initializers.
2374 2007-01-02 Steven Bosscher <steven@gcc.gnu.org>
2376 * config/alpha/alpha.md, arm/arm.c, darwin.c, frv/frv.md,
2377 m32r/m32r.c, m32r/m32r.c, mn10300/mn10300.md, pa/pa.c,
2378 rs6000/rs6000.c, s390/s390.md, sh/sh.md, sparc/sparc.c:
2379 Always use set_unique_reg_note to add REG_EQUAL notes.
2381 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
2384 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
2386 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
2387 * cfgbuild.c (find_basic_blocks): Likewise.
2388 * cfgrtl.c (rtl_create_basic_block): Likewise.
2389 * function.c (temp_slots_at_level): Likewise.
2390 * reg-stack.c (stack_regs_mentioned): Likewise.
2391 * regclass.c (allocate_reg_info): Likewise.
2392 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
2393 set_bb_for_stmt, move_block_to_fn): Likewise.
2394 * tree-complex.c (tree_lower_complex): Likewise.
2395 * vec.h (VEC_safe_grow_cleared): New.
2397 2007-01-02 Ian Lance Taylor <iant@google.com>
2399 * c-common.c (c_common_truthvalue_conversion): When warning about
2400 using an assignment as a truth value, set TREE_NO_WARNING.
2402 2007-01-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
2405 * c.opt (Wold-style-declaration): New.
2406 * doc/invoke.texi (C-only Warning Options): New.
2407 (Wold-style-declaration): Document it.
2408 (Wextra): Enabled by -Wextra.
2409 * c-opts.c (c_common_post_options): Enabled by -Wextra.
2410 * c-decl.c (declspecs_add_scspec): Replace -Wextra with
2411 -Wold-style-declaration.
2413 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
2415 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
2416 * cfgbuild.c (find_basic_blocks): Likewise.
2417 * cfgrtl.c (rtl_create_basic_block): Likewise.
2418 * function.c (temp_slots_at_level): Likewise.
2419 * reg-stack.c (stack_regs_mentioned): Likewise.
2420 * regclass.c (allocate_reg_info): Likewise.
2421 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
2422 set_bb_for_stmt, move_block_to_fn): Likewise.
2423 * tree-complex.c (tree_lower_complex): Likewise.
2424 * vec.h (VEC_safe_grow_cleared): New.
2426 2007-01-02 Douglas Gregor <doug.gregor@gmail.com>
2428 * c-common.c(c_common_nodes_and_builtins): Since variants of
2429 void_type_node get built before it is given a name, we need to
2430 give those variants the name, too.
2431 (complete_array_type): We need to work with the canonical main
2432 type of the array, from which we will build the qualified version.
2433 * params.def (PARAM_VERIFY_CANONICAL_TYPES): New.
2434 * print-tree.c (print_node): Display canonical type information
2436 * stor-layout.c (layout_type): When we don't know the
2437 alignment of a type for which we're building an array, we end up
2438 guessing wrong, so make the type require structural equality.
2439 * tree.c (make_node_stat): When we build a new type, it is its
2441 (build_type_attribute_qual_variant): When building an attribute
2442 variant, its canonical type is the non-attribute variant. However,
2443 if the attributes are target-dependent and they differ, we need to
2444 use structural equality checks for this type.
2445 (build_qualified_type): A qualified type is not equivalent to its
2446 unqualified variant; set the canonical type appropriately.
2447 (build_distinct_type_copy): When building a distinct type from
2448 another type, the new type is its own canonical type.
2449 (build_variant_type_copy): When building a new type variant, we
2450 assume that it is equivalent to the original type.
2451 (build_pointer_type_for_mode): When building a pointer type, also
2452 build a canonical type pointer.
2453 (build_reference_type_for_mode): When building a reference type,
2454 also build a canonical type reference.
2455 (build_index_type): When we can't hash an index type (e.g.,
2456 because its maximum value is negative), the index type requires
2457 structural equality tests.
2458 (build_array_type): Build the canonical form of an array type.
2459 (build_function_type): Function types require structural equality,
2460 because they contain default arguments, attributes, etc.
2461 (build_method_type_directly): Ditto for method types.
2462 (build_offset_type): Build the canonical offset type.
2463 (build_complex_type): Build the canonical vector type.
2464 (make_vector_type): Build the canonical vector type.
2465 * tree.h (TYPE_CANONICAL): New.
2466 (TYPE_STRUCTURAL_EQUALITY_P): New.
2467 (SET_TYPE_STRUCTURAL_EQUALITY): New.
2468 (struct tree_type): Added "canonical" field.
2469 * params.h (VERIFY_CANONICAL_TYPES): New.
2470 * doc/c-tree.texi (TYPE_CANONICAL): Document.
2471 (TYPE_STRUCTURAL_EQUALITY_P): Document.
2472 (SET_TYPE_STRUCTURAL_EQUALITY): Document.
2473 * doc/invoke.texi (verify-canonical-types): Document --param
2474 parameter for verifying canonical types.
2476 2007-01-02 Joseph Myers <joseph@codesourcery.com>
2478 * config.gcc (powerpc-*-eabispe*, powerpc-*-eabisimaltivec*,
2479 powerpc-*-eabisim*, powerpc-*-eabialtivec*, powerpc-*-eabi*,
2480 powerpc-*-rtems*, powerpc-wrs-vxworks, powerpc-wrs-vxworksae,
2481 powerpcle-*-eabisim*, powerpcle-*-eabi*): Add rs6000/e500.h to
2483 * config/rs6000/e500.h: New.
2484 * config/rs6000/eabi.h (TARGET_SPE_ABI, TARGET_SPE, TARGET_E500,
2485 TARGET_ISEL, TARGET_FPRS, TARGET_E500_SINGLE, TARGET_E500_DOUBLE):
2487 * config/rs6000/linuxspe.h (TARGET_SPE_ABI, TARGET_SPE,
2488 TARGET_E500, TARGET_ISEL, TARGET_FPRS, TARGET_E500_SINGLE,
2489 TARGET_E500_DOUBLE): Remove.
2490 * config/rs6000/vxworks.h (TARGET_SPE_ABI, TARGET_SPE,
2491 TARGET_E500, TARGET_ISEL, TARGET_FPRS): Remove.
2492 * config/rs6000/rs6000.h (CHECK_E500_OPTIONS): Define.
2493 * config/rs6000/rs6000.c (rs6000_override_options): Use
2496 2007-01-02 Joseph Myers <joseph@codesourcery.com>
2498 * config/rs6000/rs6000.c (print_operand): Check (TARGET_SPE ||
2499 TARGET_E500_DOUBLE), not TARGET_E500, for %y.
2500 (rs6000_generate_compare, rs6000_emit_sCOND, output_cbranch,
2501 rs6000_emit_cmove): Don't check TARGET_E500.
2502 * config/rs6000/rs6000.md (bunordered, bordered, sunordered,
2503 sordered): Don't check TARGET_E500.
2505 2007-01-01 Eric Christopher <echristo@apple.com>
2507 * config/mips/mips.c (mips_regno_mode_ok_for_base_p): Use
2508 HARD_REGISTER_NUM_P.
2510 2007-01-01 Roger Sayle <roger@eyesopen.com>
2512 * fold-const.c (fold_binary) <EQ_EXPR>: Fold "(X^C1) eq/ne C2" into
2513 "X eq/ne (C1^C2)". Fold "(X^Z) eq/ne (Y^Z)" as "X eq/ne Y" when Z
2514 has no side-effects. Fold "(X^C1) eq/ne (Y^C2)" as "(X^(C1^C2))
2517 2007-01-01 Mike Stump <mrs@apple.com>
2519 * configure.ac: Remove support for building with Apple's gcc-3.1.
2521 2007-01-02 Joseph Myers <joseph@codesourcery.com>
2524 * caller-save.c (add_stored_regs): Only handle SUBREGs if inner
2525 REG is a hard register. Do not modify REG before calling
2527 * rtlanal.c (subreg_get_info): Don't assert size of XMODE is a
2528 multiple of the size of YMODE for certain lowpart cases.
2530 2007-01-01 Andrew Pinski <pinskia@gmail.com>
2533 * gimplify (voidify_wrapper_expr): Update for
2536 2007-01-01 Andreas Schwab <schwab@suse.de>
2539 * config/ia64/ia64.c (ia64_compute_frame_size): Account space for
2540 save of BR0 in extra_spill_size instead of spill_size.
2541 (ia64_expand_prologue): Save BR0 outside of the gr/br/fr spill
2543 (ia64_expand_epilogue): Restore BR0 from its new location.
2545 2007-01-01 Andrew Pinski <pinskia@gmail.com>
2547 * gimplify.c (gimplify_init_constructor <case VECTOR_TYPE>):
2548 Use a temporary variable if the left hand side is not a gimple
2551 2007-01-01 Andrew Pinski <pinskia@gmail.com>
2553 * gimplify.c (gimplify_return_expr): Make the temporary variable
2554 for the return expression, a gimple register variable.
2556 2007-01-01 Jan Hubicka <jh@suse.cz>
2558 * emit-rtl.c (emit_copy_of_insn_after): Do not call copy_insn_1 for
2561 2007-01-01 Mike Stump <mrs@apple.com>
2563 * configure.ac (HAVE_GAS_LITERAL16): Add autoconf check for
2565 * config/darwin.c (machopic_select_rtx_section): Use
2567 (darwin_mergeable_constant_section): Likewise.
2568 * configure: Regenerate.
2569 * config.in: Regenerate.
2571 2007-01-01 Jan Hubicka <jh@suse.cz>
2572 Andrew Pinski <pinskia@gmail.com>
2574 * cgraphunit.c (cgraph_optimize): Call cgraph_add_new_functions
2575 before starting IPA passes.