1 2008-08-31 Jan Hubicka <jh@suse.cz>
3 * predict.c (PROB_VERY_LIKELY): Make small enough so things
5 * predict.def (PRED_NORETURN_CALL, PRED_COLD_CALL): Use it.
7 2008-08-31 Jakub Jelinek <jakub@redhat.com>
10 * dwarf2out.c (gen_namespace_die): For DECL_EXTERNAL modules don't
13 * dwarf2out.c (native_encode_initializer): Subtract min_index for
14 non-range array index. Handle VIEW_CONVERT_EXPR and NON_LVALUE_EXPR.
16 2008-08-31 Jan Hubicka <jh@suse.cz>
18 * sparc.h (BRANCH_COST): Fix macro definition.
19 * avr.c (avr_operand_rtx_cost): Add speed argument.
20 (avr_rtx_costs): Update calls of avr_operand_rtx_cost.
22 2008-08-31 Richard Guenther <rguenther@suse.de>
24 * tree-cfg.c (verify_types_in_gimple_assign): Dump mismatched
25 types instead of operands. Re-instantiate verifying of
26 binary expression operands.
28 2008-08-30 Jan Hubicka <jh@suse.cz>
30 * fwprop.c (should_replace_address): Add speed attribute.
31 (PR_OPTIMIZE_FOR_SPEED): New flag.
32 (propagate_rtx_1): Use it.
33 (propagate_rtx): Set it.
34 (try_fwprop_subst): Update call of rtx_costs.
35 (forward_propagate_and_simplify): LIkewise.
36 * hooks.c (hook_int_rtx_bool_0): New
37 (hook_bool_rtx_int_int_intp_false): Replace by ...
38 (hook_bool_rtx_int_int_intp_bool_false): .. thisone.
39 * hooks.h (hook_int_rtx_bool_0): New
40 (hook_bool_rtx_int_int_intp_false): Replace by ...
41 (hook_bool_rtx_int_int_intp_bool_false): .. thisone.
42 * optabs.c (avoid_expensive_constant): UPdate call of rtx_cost.
43 (prepare_cmp_insn): UPdate call of rtx_cost.
44 * postreload.c (reload_cse_simplify_set): Update call of rtx_cost.
45 (reload_cse_simplify_operands): Update call of rtx_cost.
46 (reload_cse_move2add): call of rtx_cost.
47 * target.h (struct gcc_target): Update rtx_costs and address_costs.
48 * rtlanal.c (rtx_cost): Add speed argument.
49 (address_cost): Add speed argument
50 (default_address_cost): Likewise.
51 (insn_rtx_cost): Likewise.
52 * cfgloopanal.c (seq_cost): Add speed argument.
53 (target_reg_cost, target_spill_cost): Turn to array.
54 (init_set_costs): Update for speed.
55 (estimate_reg_pressure_cost): Add speed argument.
56 * auto-inc-dec.c (attempt_change): Update call of rtx_cost.
57 * dojump.c (prefer_and_bit_test): UPdate call of rtx_cost.
58 * tree-ssa-loop-ivopts.c (struct ivopts_data): New field speed.
59 (seq_cost): Add speed argument.
60 (computation_cost): Add speed arugment.
61 (add_cost, multiply_by_const, get_address_cost): add speed argument.
62 (force_expr_to_var_cost): Update for profile info.
63 (force_var_cost): Likewise.
64 (split_address_cost): Likewise.
65 (ptr_difference_cost): Likewise.
66 (difference_cost): Likewise.
67 (get_computation_cost_at): Likewise.
68 (determine_iv_cost): Likewise.
69 (ivopts_global_cost_for_size): Likewise.
70 (rewrite_use_address): Likewise.
71 (tree_ssa_iv_optimize_loop): Initialize speed field.
72 * cse.c (optimize_this_for_speed_p): New static var.
73 (notreg_cost): Update call of rtx_cost.
74 (cse_extended_basic_block): set optimize_this_for_speed_p.
75 * ifcvt.c (cheap_bb_rtx_cost_p): Update call of rtx_cost.
76 (noce_try_cmove_arith): Likewise.
77 (noce_try_sign_mask): LIkewise.
78 * expr.c (compress_float_constant): Update rtx_cost calls.
79 * tree-ssa-address.c (most_expensive_mult_to_index): Add speed argument.
80 (addr_to_parts): Likewise.
81 (create_mem_ref): Likewise.
82 * dse.c (find_shift_sequence): Add speed argument.
83 (replace_read): Update call.
84 * calls.c (precompute_register_parameters): Update call of rtx_cost.
85 * expmed.c (sdiv_pow2_cheap, smod_pow2_cheap, zero_cost, add_cost,
86 * neg_cost, shift_cost, shiftadd_cost,
87 shiftsub_cost, mul_cost, sdiv_cost, udiv_cost ,mul_widen_cost,
88 mul_highpart_cost): Increase dimension.
89 (init_expmed): Initialize for both size and speed.
90 (expand_shift): Use profile.
91 (synth_mult): Use profile.
92 (choose_mult_variant): Use profile.
93 (expand_mult): Use profile.
94 (expand_mult_highpart_optab): Use profile.
95 (expand_mult_highpart): Use profile.
96 (expand_smod_pow2): Use profile.
97 (expand_divmod): Use profile.
98 * simplify-rtx.c (simplify_binary_operation_1): Update call of rtx_cost.
99 * loop-invariant.c (create_new_invariant): Use profile.
100 (gain_for_invariant): Add speed parameter.
101 (best_gain_for_invariant): Likewise.
102 (find_invariants_to_move): Likewise.
103 (move_single_loop_invariants): Set it.
104 * target-def.h (TARGET_RTX_COSTS): Use hook.
105 * rtl.h (rtx_cost, address_cost, insn_rtx_cost): Update prototpe.
106 (optimize_insn_for_size_p, optimize_insn_for_speed_p): Declare.
107 * output.h (default_address_cost): Update prototype.
108 * combine.c (optimize_this_for_speed_p): New static var.
109 (combine_validate_cost): Update call of rtx_cost.
110 (combine_instructions): Set optimize_this_for_speed_p.
111 (expand_compound_operation): Update call of rtx_cost.
112 (make_extraction):Update call of rtx_cost.
113 (force_to_mode):Update call of rtx_cost.
114 (distribute_and_simplify_rtx):Update call of rtx_cost.
115 * cfgloop.h (target_reg_cost, target_spill_cost): Turn to array.
116 (estimate_reg_pressure_cost): Update prototype.
117 * tree-flow.h (multiply_by_cost, create_mem_ref): Update prototype.
118 * basic-block.h (optimize_insn_for_size_p, optimize_insn_for_speed_p):
120 * config/alpha/alpha.c (alpha_rtx_costs): Update.
121 (alpha_rtx_costs): Update.
122 * config/frv/frv.c (frv_rtx_costs): Update.
123 * config/s390/s390.c (s390_rtx_costs): Update.
124 * config/m32c/m32c.c (m32c_memory_move_cost): Update.
125 (m32c_rtx_costs): Update.
126 * config/spu/spu.c (TARGET_ADDRESS_COST): Upate.
127 (spu_rtx_costs): Update.
128 * config/sparc/sparc.c (sparc_rtx_costs): Update.
129 * config/m32r/m32r.c (m32r_rtx_costs): Update.
130 * config/i386/i386.c (:ix86_address_cost): Update.
131 (ix86_rtx_costs): Update.
132 * config/sh/sh.c (sh_rtx_costs, sh_address_cost): Update.
133 * config/pdp11/pdp11.c (pdp11_rtx_costs): Update.
134 * config/avr/avr.c (avr_rtx_costs, avr_address_cost): Update.
135 * config/crx/crx.c (crx_address_cost): Update.
136 * config/xtensa/xtensa.c (xtensa_rtx_costs): Update.
137 * config/stormy16/stormy16.c
138 (xstormy16_address_cost, xstormy16_rtx_costs): Update.
139 * config/m68hc11/m68hc11.c
140 (m68hc11_address_cost, m68hc11_rtx_costs): Update.
141 * config/cris/cris.c (cris_rtx_costs, cris_address_cost): Update.
142 * config/iq2000/iq2000.c (iq2000_rtx_costs, iq2000_address_cost): Update.
143 * config/mn10300/mn10300.c (mn10300_address_cost, mn10300_rtx_costs): Update
144 * config/ia64/ia64.c (ia64_rtx_costs): Update.
145 * config/m68k/m68k.c (m68k_rtx_costs): Update.
146 * config/rs6000/rs6000.c (rs6000_rtx_costs): Update.
147 * config/arc/arc.c (arc_rtx_costs, arc_address_cost): Update.
148 * config/mcore/mcore.c (TARGET_ADDRESS_COST): Update.
149 (mcore_rtx_costs): update.
150 * config/score/score3.c (score3_rtx_costs): Update.
151 * config/score/score7.c (score7_rtx_costs): Update.
152 * config/score/score3.h (score3_rtx_costs):Update.
153 * config/score/score7.h (score7_rtx_costs): Update.
154 * config/score/score.c (score_rtx_costs): Update.
155 * config/arm/arm.c (arm_address_cost): Update.
156 (arm_rtx_costs_1): Update.
157 (arm_rtx_costs_1): Update.
158 (arm_size_rtx_costs): Update.
159 (arm_size_rtx_costs): Update.
160 (arm_size_rtx_costs): Update.
161 (arm_xscale_rtx_costs): Update.
162 (arm_thumb_address_cost): Update.
163 * config/pa/pa.c (hppa_address_cost): Update.
164 * config/mips/mips.c (mips_rtx_costs): Update.
165 * config/vax/vax.c (vax_address_cost): Update.
166 * config/h8300/h8300.c (h8300_shift_costs): Update.
167 (h8300_rtx_costs): Update.
168 * config/v850/v850.c (TARGET_ADDRESS_COST): Update.
169 (v850_rtx_costs): Update.
170 * config/mmix/mmix.c (mmix_rtx_costs, mmix_rtx_costs): Update.
172 (bfin_address_cost): Update.
173 (bfin_rtx_costs): Update.
174 * stmt.c (lshift_cheap_p): Update.
176 2008-08-30 Andrew Pinski <andrew_pinski@playstation.sony.com>
179 * expmed.c (extract_bit_field_1): Check the mode size to make
180 sure the vector modes have the same size.
182 2008-08-29 Michael Meissner <gnu@the-meissners.org>
184 * dojump.c (top level): Include basic-block.h to declare
185 optimize_insn_for_speed_p
187 * Makefile.in (dodump.h): Add $(BASIC_BLOCK_H) dependency.
189 * opts.h (CL_SAVE): New option class for marking options that are
190 target specific options usable in the target attribute.
191 (CL_MIN_OPTION_CLASS): CL_SAVE is now the minimum option.
193 * opt-functions.awk (switch_flags): Add CL_SAVE flag so backends
194 can easily find the target specific options that are safe to use
195 in the attribute or pragma.
197 * attribs.c (decl_attributes): Change #pragma GCC option to
198 #pragma GCC target, and attribute((option(...))) to
199 attribute((target(...))).
201 * doc/extend.texi (target attribute): Change from option
202 attribute. Delete push/pop/reset.
203 (#pragma GCC target): Change from #pragma GCC option. Delete
205 (#pragma GCC push_options): Document new pragma.
206 (#pragma GCC pop_options): Document new pragma.
207 (#pragma GCC reset_options): Document new pragma.
209 * targhooks.c (default_target_option_valid_attribute_p): Add
210 warning about port not supporting target attributes.
211 (default_target_option_pragma_parse): New function, warn about
212 #pragma GCC target not being supported.
214 * targhooks.h (default_target_option_pragma_parse): Add
217 * tree.h (TI_CURRENT_TARGET_PRAGMA): Rename from
218 TI_CURRENT_OPTION_PRAGMA.
219 (current_target_pragma): Rename from current_option_pragma.
221 * target.h: (struct target_option): Delete booleans for changing
222 the optimization level on hot/cold functions. Change signature of
223 pragma_parse hook to take a second tree.
225 * c-tree.h (c_builtin_function_ext_scope): Add declaration.
227 * c-decl.c (c_builtin_function_ext_scope): New function, guarantee
228 that the declaration is done at global scope.
230 * langhooks.c (add_builtin_function_common): Move most of the code
231 from add_builtin_function here, calling the hook passed in.
232 (add_builtin_function): Call add_builtin_function_common with
233 standard builtin hook.
234 (add_builtin_function_ext_scope): New function to add builtins to
237 * langhooks.h (struct lang_hooks): Add builtin_function_ext_scope
239 (add_builtin_function_ext_scope): Add declaration.
241 * c-pragma.c (handle_pragma_target): Rename from
242 handle_pragma_option, #pragma GCC option is now #pragma GCC
243 target. Move warning about port not supporting target options to
244 default pragma parse hook. Remove push/pop/reset from this
246 (handle_pragma_optimize): Remove push/pop/reset from this pragma.
247 (option_stack): Delete static variable.
248 (optimize_stack): Ditto.
249 (optons_stack): New stack of saved target and optimization
251 (handle_pragma_push_options): New function to handle pushing both
252 target and optimization options.
253 (handle_pragma_pop_options): New function to handle popping both
254 target and optimization options.
255 (handle_pragma_reset_options): New function to handle resetting
256 both target and optimization options to their initial state.
257 (init_pragma): Rename handle_pragma_option to
258 handle_pragma_target. Add support for push_options, pop_options,
259 and reset_options pragmas.
261 * target-def.h (TARGET_OPTION_PRAGMA_PARSE): Change default to
262 default_target_option_pragma_parse.
263 (TARGET_OPTION_VALID_ATTRIBUTE_P): Change default to
264 default_target_option_valid_attribute_p.
265 (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION): Delete.
266 (TARGET_OPTION_HOT_ATTRIBUTE_SETS_OPTIMIZATION): Ditto.
267 (TARGET_OPTION_HOOKS): Delete the fields for whether to change
268 optimization level on hot/cold functions.
270 * tree-inline.c (tree_can_inline_p): Disable suppressing inlining
271 if the caller and callee have different optimization levels.
273 * c-common.c (handle_target_attribute): Rename from
274 handle_option_attribute, attribute((option(...))) is now
275 attribute((target(...))). Move warning if the port does not
276 support target attributes to the default hook.
277 (handle_hot_attribute): Delete code to change the optimization
278 level of hot functions.
279 (handle_cold_attribute): Ditto.
281 * config/i386/i386-c.c (ix86_pragma_target_parse): Take a second
282 argument that is the binary tree options to use if there are no
283 arguments. Call ix86_valid_target_attribute_tree instead of
284 ix86_valid_option_attribute_tree.
285 (ix86_pragma_target_parse): Rename from ix86_pragma_option_parse.
286 (ix86_register_pragmas): Use ix86_pragma_target_parse instead of
287 ix86_pragma_option_parse.
289 * config/i386/i386-protos.h (ix86_valid_target_attribute_tree):
290 Rename from ix86_valid_option_attribute_tree.
292 * config/i386/i386.c (ix86_add_new_builtins): New function to add
293 new builtins when the ISA changes.
294 (ix86_valid_target_attribute_tree): Rename from
295 ix86_valid_option_attribute_tree. Change callers. If the
296 function specified optimization options, use those as the starting
297 point before setting up the target attributes. If the
298 optimization options were changed in the course of setting the
299 target attributes, record the new optimization options.
300 (ix86_valid_target_attribute_tree_inner_p): Rename from
301 ix86_valid_option_attribute_tree_inner_p. Change callers. Call
302 ix86_add_new_builtins if the ISA changed.
303 (ix86_valid_target_attribute_p): Rename from
304 ix86_valid_option_attribute_p. Change callers.
305 (enum ix86_builtins): Add IX86_BUILTIN_PCMOV to allow both
306 __builtin_ia32_pcmov and __builtin_ia32_pcmov_v2di to be declared
307 as delayed builtin functions.
308 (struct builtin_isa): New structure to record builtin functions
309 that should be delayed until the ISA for that function is used.
310 (ix86_builtins_isa): Change from int to struct to track builtin
311 functions we want to declare at some point.
312 (def_builtin): If the front end can delay defining the builtin
313 functions, don't create builtins for ISAs not part of the default
315 (def_builtin_const): Ditto.
316 (bdesc_multi_arg): Declare __builtin_ia32_pcmov and
317 __builtin_ia32_pcmov_v2di to be different builtin functions.
318 (ix86_expand_builtin): Changes due to ix86_builtins_isa now being
319 a structure instead of an int.
320 (TARGET_OPTION_VALID_ATTRIBUTE_P): Use
321 ix86_valid_target_attribute_p, not ix86_valid_option_attribute_p.
322 (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION): Delete.
323 (TARGET_OPTION_HOT_ATTRIBUTE_SETS_OPTIMIZATION): Ditto.
326 (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION): Delete.
327 (TARGET_OPTION_HOT_ATTRIBUTE_SETS_OPTIMIZATION): Ditto.
329 * langhooks-def.h (LANG_HOOKS_BUILTIN_FUNCTION_EXT_SCOPE): New
330 hook, default to being the same as LANG_HOOKS_BUILTIN_FUNCTION.
331 (LANG_HOOKS_INITIALIZER): Add
332 LANG_HOOKS_BUILTIN_FUNCTION_EXT_SCOPE hook.
334 2008-08-30 Kaz Kojima <kkojima@gcc.gnu.org>
337 * config/sh/sh.h (LEGITIMIZE_RELOAD_ADDRESS): Generate
338 the reload address with the index register for SFmode
339 access with a displacement.
341 2008-08-30 Jan Hubicka <jh@suse.cz>
343 * optabs.c (expand_abs_nojump): Update BRANCH_COST call.
344 * fold-cost.c (LOGICAL_OP_NON_SHORT_CIRCUIT, fold_truthop): Likewise.
345 * dojump.c (do_jump): Likewise.
346 * ifcvt.c (MAX_CONDITIONAL_EXECUTE): Likewise.
347 (note-if_info): Add BRANCH_COST.
348 (noce_try_store_flag_constants, noce_try_addcc, noce_try_store_flag_mask,
349 noce_try_cmove_arith, noce_try_cmove_arith, noce_try_cmove_arith,
350 noce_find_if_block, find_if_case_1, find_if_case_2): Use compuated
352 * expr.h (BRANCH_COST): Update default.
353 * predict.c (predictable_edge_p): New function.
354 * expmed.c (expand_smod_pow2, expand_sdiv_pow2, emit_store_flag):
355 Update BRANCH_COST call.
356 * basic-block.h (predictable_edge_p): Declare.
357 * config/alpha/alpha.h (BRANCH_COST): Update.
358 * config/frv/frv.h (BRANCH_COST): Update.
359 * config/s390/s390.h (BRANCH_COST): Update.
360 * config/spu/spu.h (BRANCH_COST): Update.
361 * config/sparc/sparc.h (BRANCH_COST): Update.
362 * config/m32r/m32r.h (BRANCH_COST): Update.
363 * config/i386/i386.h (BRANCH_COST): Update.
364 * config/i386/i386.c (ix86_expand_int_movcc): Update use of BRANCH_COST.
365 * config/sh/sh.h (BRANCH_COST): Update.
366 * config/pdp11/pdp11.h (BRANCH_COST): Update.
367 * config/avr/avr.h (BRANCH_COST): Update.
368 * config/crx/crx.h (BRANCH_COST): Update.
369 * config/xtensa/xtensa.h (BRANCH_COST): Update.
370 * config/stormy16/stormy16.h (BRANCH_COST): Update.
371 * config/m68hc11/m68hc11.h (BRANCH_COST): Update.
372 * config/iq2000/iq2000.h (BRANCH_COST): Update.
373 * config/ia64/ia64.h (BRANCH_COST): Update.
374 * config/rs6000/rs6000.h (BRANCH_COST): Update.
375 * config/arc/arc.h (BRANCH_COST): Update.
376 * config/score/score.h (BRANCH_COST): Update.
377 * config/arm/arm.h (BRANCH_COST): Update.
378 * config/pa/pa.h (BRANCH_COST): Update.
379 * config/mips/mips.h (BRANCH_COST): Update.
380 * config/vax/vax.h (BRANCH_COST): Update.
381 * config/h8300/h8300.h (BRANCH_COST): Update.
382 * params.def (PARAM_PREDICTABLE_BRANCH_OUTCOME): New.
383 * doc/invoke.texi (predictable-branch-cost-outcome): Document.
384 * doc/tm.texi (BRANCH_COST): Update.
386 2008-08-30 Samuel Tardieu <sam@rfc1149.net>
389 * config/arm/arm.c (arm_optimization_options): Set
390 flag_section_anchors to 2 instead of 1 to distinguish it from
391 -fsection-anchors given explicitely on the command line.
393 2008-08-30 Richard Sandiford <rdsandiford@googlemail.com>
395 * recog.c (split_insn): Consider attaching a REG_EQUAL note to the
396 final insn of a split.
398 2008-08-30 Jan Hubicka <jh@suse.cz>
400 * postreload-gcse.c (gate_handle_gcse2): Disable for functions
402 * final.c (compute_alignments): Use optimize_bb_for_size_p.
403 * tree-call-cdce.c (gate_call_cdce): Use optimize_function_for_speed_p.
404 * opts.c (flag_predictive_commoning_set, flag_unswitch_loops_set,
405 flag_gcse_after_reload_set): New static vars.
406 (common_handle_option): Enable those flags for profile-use.
407 (decode_options): Remove optimize_size flags that are handled
408 on higher granuality.
409 * tree-vectorizer.c (vectorize_loops): Use
410 optimize_loop_nest_for_speed_p.
411 * tree-ssa-pre.c (do_pre): Use optimize_function_for_speed_p.
412 * tree-predcom.c (tree_predictive_commoning): Use
413 optimize_loop_for_speed_p.
414 * varasm.c (assemble_start_function): Use optimize_function_for_speed_p.
415 * bb-reorder.c (rest_of_handle_reorder_blocks): Likewise.
416 * predict.c (optimize_loop_for_speed_p): Fix walk.
418 2008-08-30 Jan Hubicka <jh@suse.cz>
420 * ipa-inline.c (cgraph_estimate_growth): Discover self recursive
422 (cgraph_decide_inlining_of_small_function): Use edge->count to detect
423 profile presence locally.
425 2008-08-29 Joseph Myers <joseph@codesourcery.com>
428 * tree-vrp.c (find_switch_asserts): Make idx volatile for GCC
431 2008-08-29 Jan Hubicka <jh@suse.cz>
433 * tree-inline.c (insert_init_stmt): Insert sequence even when
436 2008-08-29 Jeff Law <law@redhat.com>
438 * mn10300.c (mn10300_secondary_reload_class): We need secondary
439 reloads for AM33-2 if IN is a pseudo with an equivalent memory
440 location and class is an FP register.
442 2008-08-29 Jan Hubicka <jh@suse.cz>
444 * see.c (see_merge_one_def_extension): Silence used uninitialized
446 * matrix-reorg.c (check_allocation_function): Likewise.
447 * config/i386/driver-i386.c (detect_caches_amd): Likewise.
449 2008-08-29 Jakub Jelinek <jakub@redhat.com>
452 * fold-const.c (fold_binary): In (X | C1) & C2 canonicalization
453 compute new & and | in type rather than TREE_TYPE (arg0).
455 * dwarf2out.c (fortran_common): Update comment.
456 (gen_variable_die): Swap com_die and var_die variables in Fortran
457 COMMON block handling code.
459 * dwarf2out.c (descr_info_loc): Handle VAR_DECL.
461 * dwarf2out.c (gen_const_die): New function.
462 (size_of_die, value_format, output_die): Output larger
463 dw_val_class_vec using DW_FORM_block2 or DW_FORM_block4.
464 (native_encode_initializer): New function.
465 (tree_add_const_value_attribute): Call it.
466 (gen_decl_die, dwarf2out_decl): Handle CONST_DECLs if is_fortran ().
468 * dwarf2out.c (gen_formal_parameter_die, gen_variable_die): For
469 DECL_BY_REFERENCE decls don't pass TREE_READONLY and
470 TREE_THIS_VOLATILE to add_type_attribute.
472 * dwarf2out.c (add_subscript_info): Stop on Fortran TYPE_STRING_FLAG
474 (gen_array_type_die): Emit DW_TAG_string_type for Fortran character
477 * dwarf2out.c (loc_by_reference): New function.
478 (add_location_or_const_value_attribute): Use it.
481 * dwarf2out.c (gen_variable_die): Represent Fortran COMMON vars
482 as DW_TAG_variable children of DW_TAG_common_block rather than
483 DW_TAG_member children. Put DW_AT_external to individual
484 DW_TAG_variable DIEs, not to DW_TAG_common_block.
486 * dwarf2out.c (add_bound_info): If lookup_decl_die failed, try
487 loc_descriptor_from_tree_1.
491 * debug.h (struct gcc_debug_hooks): Add NAME and CHILD
492 arguments to imported_module_or_decl.
493 (debug_nothing_tree_tree): Removed.
494 (debug_nothing_tree_tree_tree_bool): New prototype.
495 * debug.c (do_nothing_debug_hooks): Adjust.
496 (debug_nothing_tree_tree): Removed.
497 (debug_nothing_tree_tree_tree_bool): New function.
498 * dwarf2out.c (is_symbol_die): Handle DW_TAG_module.
499 (gen_variable_die): Put all common vars for the
500 same COMMON block under one DW_TAG_common_block.
501 (declare_in_namespace): Return new context_die, for Fortran
502 return the module DIE instead of adding extra declarations into
504 (gen_type_die_with_usage): Adjust declare_in_namespace caller.
505 (gen_namespace_die): If is_fortran (), generate DW_TAG_module
506 instead of DW_TAG_namespace. If DECL_EXTERNAL is set, add
508 (dwarf2out_global_decl): Don't skip Fortran global vars.
509 (gen_decl_die): Likewise. Adjust declare_in_namespace callers.
510 (dwarf2out_imported_module_or_decl): Add NAME and CHILD arguments.
511 If NAME is non-NULL, add DW_AT_name. If CHILD is non-NULL, put
512 DW_TAG_imported_declaration as child of previous
513 DW_TAG_imported_module.
514 * dbxout.c (dbx_debug_hooks, xcoff_debug_hooks): Adjust.
515 * sdbout.c (sdb_debug_hooks): Likewise.
516 * vmsdbgout.c (vmsdbg_debug_hooks): Likewise.
518 2008-08-29 Jan Hubicka <jh@suse.cz>
520 * cgraph.c (cgraph_remove_node): Do not remove nested nodes.
522 * cgraph.h (cgraph_maybe_hot_edge_p): Declare.
523 * ipa-cp.c (n_cloning_candidates): New static variable.
524 (ipcp_print_profile_data, ipcp_function_scale_print): Forward declare.
525 (ipcp_print_all_lattices): Improve debug output.
526 (ipcp_cloning_candidate_p): New function.
527 (ipcp_initialize_node_lattices): Use it.
528 (ipcp_init_stage): Do only analyzis here; prettier debug output.
529 (ipcp_propagate_stage): Prettier debug output.
530 (ipcp_iterate_stage): Initialize latices here; prettier debug output.
531 (ipcp_print_all_structures): Remove.
532 (ipcp_need_redirect_p): Test !n_cloning_candidates.
533 (ipcp_insert_stage): Prettier debug output; call
534 cgraph_remove_unreachable_nodes before propagating.
535 (pass_ipa_cp): Schedule function removal pass.
536 * ipa-inline.c (inline_indirect_intraprocedural_analysis): Better
538 (cgraph_maybe_hot_edge_p): Move to ...
539 * predict.c (cgraph_maybe_hot_edge_p) ... here.
540 * opts.c (flag_ipa_cp_set, flag_ipa_cp_clone_set): New.
541 (common_handle_option): Set them; enable ipa-cp when profiling.
542 * ipa-prop.c (ipa_print_node_jump_functions): Prettier output.
543 (ipa_print_all_jump_functions): Likewise.
544 (ipa_print_all_tree_maps, ipa_print_node_param_flags): Remove.
545 (ipa_print_node_params, ipa_print_all_params): New.
546 * ipa-prop.h (ipa_print_all_tree_maps, ipa_print_node_param_flags,
547 ipa_print_all_param_flags): Remove.
548 (ipa_print_node_params, ipa_print_all_params): New.
550 2008-08-29 Bob Wilson <bob.wilson@acm.org>
552 * config/xtensa/xtensa.c (xtensa_secondary_reload_class): Revert
553 change from 2008-04-03.
554 * config/xtensa/xtensa.h (IRA_COVER_CLASSES): Define.
556 2008-08-29 Vladimir Makarov <vmakarov@redhat.com>
560 * ira-color.c (push_allocnos_to_stack): Truncate
561 removed_splay_allocno_vec.
563 2008-08-29 Vladimir Makarov <vmakarov@redhat.com>
566 * ira-color (ira_fast_allocation): Don't assign hard registers to
569 2008-08-29 Jan Hubicka <jh@suse.cz>
572 * predict.c (optimize_loop_nest_for_speed_p): Do not ICE
573 for cold internal loops.
575 2008-08-29 Richard Guenther <rguenther@suse.de>
577 * tree-ssa-structalias.c (create_variable_info_for): Do not
578 create fields for heap vars or vars with a noalias state.
579 For NO_ALIAS_ANYTHING variables add a self-constraint, not one
582 2008-08-29 Richard Guenther <rguenther@suse.de>
584 * common.opt (ftree-store-ccp): Mark as preserved for
585 backward compatibility.
586 * doc/invoke.texi (-ftree-store-ccp): Remove documentation.
587 * tree-pass.h (pass_store_ccp): Remove.
588 * tree-ssa-propagate.h (struct prop_value_d): Remove mem_ref field.
589 (first_vdef): Remove declaration.
590 (get_value_loaded_by): Likewise.
591 * tree-ssa-ccp.c (do_store_ccp): Remove.
592 (get_default_value): Simplify as do_store_ccp is always false
593 now. Do not initialize mem_ref.
594 (set_value_varying): Likewise.
595 (canonicalize_float_value): Likewise.
596 (set_lattice_value): Likewise.
597 (likely_value): Likewise.
598 (surely_varying_stmt_p): Likewise.
599 (ccp_initialize): Likewise.
600 (ccp_lattice_meet): Likewise.
601 (ccp_visit_phi_node): Likewise.
602 (ccp_fold): Likewise.
603 (evaluate_stmt): Likewise.
604 (visit_assignment): Likewise.
605 (ccp_visit_stmt): Likewise.
606 (execute_ssa_ccp): Fold into ...
607 (do_ssa_ccp): ... this.
608 (do_ssa_store_ccp): Remove.
609 (gate_store_ccp): Likewise.
610 (pass_store_ccp): Likewise.
611 * tree-ssa-copy.c (copy_prop_visit_phi_node): Do not
613 * tree-ssa-propagate.c (first_vdef): Remove.
614 (get_value_loaded_by): Likewise.
615 (replace_vuses_in): Likewise.
616 (substitute_and_fold): Do not call replace_vuses_in.
617 * opts.c (decode_options): Do not set flag_tree_store_ccp.
619 2008-08-29 Richard Guenther <rguenther@suse.de>
622 * tree-ssa-structalias.c (intra_create_variable_infos): Mark
623 PARAM_NOALIAS tags with is_heapvar.
624 * tree-ssa-operands.c (access_can_touch_variable): Offset
625 based tests do not apply for heapvars. Fix offset test.
627 2008-08-29 Jan Hubicka <jh@suse.cz>
629 * doc/invoke.texi (-fipa-cp): Enabled by default at -O2/-Os/-O3
630 (-fipa-cp-clone): Enabled by default at -O3.
631 * opts.c (decode_options): Enable ipa-cp at -O2, ipa-cp-clone at -O3;
632 make ipa-cp-clone to imply ipa-cp; disable cloning at -Os.
634 2008-08-29 Jan Hubicka <jh@suse.cz>
636 * tree.c (build_function_type_skip_args, build_function_decl_skip_args):
638 * tree.h (build_function_type_skip_args, build_function_decl_skip_args):
640 * gimple.c (giple_copy_call_skip_args): New function.
641 (giple_copy_call_skip_args): Declare.
643 * cgraph.h (cgraph_function_versioning): Add skip_args arugmnet
644 * ipa-cp.c (ipcp_node_not_modifiable_p): Rename to ...
645 (ipcp_node_modifiable_p): ... this one; use tree_versionable_function_p.
646 (ipcp_create_replace_map): Improve debug output.
647 (ipcp_need_redirect_p): Return false when not clonning.
648 (ipcp_update_callgraph): Skip args.
649 (ipcp_insert_stage): UPdate call of !ipcp_node_modifiable_p;
651 * cgraphunit.c (cgraph_function_versioning): Add skip_args argument.
652 (save_inline_function_body): Update call of tree_function_versioning.
653 * ipa-prop.c (ipa_edge_removal_hook): Do not ICE on unanalyzed nodes.
654 * tree-inline.c (copy_arguments_for_versioning): Add skip_args argument.
655 (tree_function_versioning): Likewise.
656 * tree-inline.h (tree_function_versioning): Update prototype.
658 2008-08-29 Jan Hubicka <jh@suse.cz>
660 * loop-unswitch.c (unswitch_single_loop): Use optimize_loop_for_speed_p.
661 * tree-ssa-threadupdate.c (mark_threaded_blocks): Use optimize_function_for_size_p.
662 * tracer.c (ignore_bb_p): Use optimize_bb_for_size_p.
663 * postreload-gcse.c (eliminate_partially_redundant_load): Use optimize_bb_for_size_p.
664 * value-prof.c (gimple_divmod_fixed_value_transform,
665 gimple_mod_pow2_value_transform, gimple_mod_subtract_transform,
666 gimple_stringops_transform): Use optimize_bb_for_size_p.
667 * ipa-cp.c (ipcp_insert_stage): Use optimize_function_for_size_p.
668 * final.c (compute_alignments): Use optimize_function_for_size_p.
669 * builtins.c (fold_builtin_cabs): Use optimize_function_for_speed_p.
670 (fold_builtin_strcpy, fold_builtin_fputs): Use
671 optimize_function_for_size_p.
672 * fold-const.c (tree_swap_operands_p): Use optimize_function_for_size_p.
673 * recog.c (relax_delay_slots): Likewise.
674 * tree-ssa-math-opts.c (replace_reciprocal): Use optimize_bb_for_speed_p.
675 (execute_cse_reciprocals): Use optimize_bb_for_size_p.
676 * ipa-inline.c (cgraph_decide_recursive_inlining): Use
677 optimize_function_for_size_p.
678 (cgraph_decide_inlining_of_small_function): Use
679 optimize_function_for_size_p.
680 * global.c (find_reg): Use optimize_function_for_size_p.
681 * opts.c (decode_options): Do not clear flag_tree_ch, flag_inline_functions,
682 flag_unswitch_loops, flag_unroll_loops, flag_unroll_all_loops and
683 flag_prefetch_loop_arrays. Those can work it out from profile.
684 * tree-ssa-loop-ivcanon.c (tree_unroll_loops_completely): Use
685 optimize_loop_for_speed_p.
686 * predict.c (optimize_bb_for_size_p, optimize_bb_for_speed_p): Constify
688 (optimize_loop_nest_for_size_p, optimize_loop_nest_for_speed_p): New.
689 * tree-parloops.c (parallelize_loops): Use optimize_loop_for_size_p.
690 * tree-eh.c (decide_copy_try_finally): Use optimize_function_for_size_p.
691 * local-alloc.c (block_alloc): Pass BB pointer.
692 (find_free_reg): Add BB pointer, use optimize_bb_for_size_p.
693 * gcse.c (gcse_main): Use optimize_function_for_size_p.
694 * loop-unroll.c (decide_unrolling_and_peeling): Use optimize_loop_for_size_p.
695 (decide_peel_completely): Likewise.
696 * tree-vect-analyze.c (vect_mark_for_runtime_alias_test): Use
697 optimize_loop_for_size_p.
698 (vect_enhance_data_refs_alignment): Likewise.
699 * tree-ssa-coalesce.c (coalesce_cost): Add optimize_for_size argument.
700 (coalesce_cost_bb, coalesce_cost_edge, create_outofssa_var_map): Update call.
701 * cfgcleanup.c (outgoing_edges_match): Use optimize_bb_for_speed_p.
702 (try_crossjump_bb): Use optimize_bb_for_size_p.
703 * tree-ssa-loop-prefetch.c (loop_prefetch_arrays): Use
704 optimize_loop_for_speed_p.
705 * bb-reorder.c (find_traces_1_round): Likewise.
706 (copy_bb): Use optimize_bb_for_speed_p.
707 (duplicate_computed_gotos): Likewise.
708 * basic-block.h (optimize_loop_nest_for_size_p,
709 optimize_loop_nest_for_speed_p): New.
710 * stmt.c (expand_case): Use optimize_insn_for_size_p.
712 2008-08-29 Tristan Gingold <gingold@adacore.com>
714 * gcov.c (main): Call expandargv.
716 2008-08-29 Jan Hubicka <jh@suse.cz>
718 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p): Check that loop
720 * predict.c (optimize_bb_for_size_p, optimize_bb_for_speed_p):
722 (optimize_loop_for_size_p, optimize_loop_for_speed_p): New functions.
723 * basic-block.h (optimize_bb_for_size_p, optimize_bb_for_speed_p):
725 (optimize_loop_for_size_p, optimize_loop_for_speed_p): Declare.
727 2008-08-29 Jan Hubicka <jh@suse.cz>
729 * tree-pass.h (pass_strip_predict_hints): Declare.
730 * predict.c (strip_builtin_expect): Rename to ...
731 (strip_predict_hints): ... this one; strip also GIMPLE_PREDICT.
732 (tree_bb_level_predictions): Do not remove GIMPLE_PREDICT.
733 (tree_estimate_probability): Do not strip builtin_expect.
734 (pass_strip_predict_hints): New pass.
735 * tree-inline.c (expand_call_inline): When inlining cold function, predict
737 * passes.c (init_optimization_passes): Add pass_strip_predict_hints.
739 2008-08-29 Richard Guenther <rguenther@suse.de>
741 PR tree-optimization/37207
742 * tree-vrp.c (extract_range_from_binary_expr): Also try
743 to constant fold if only one of the operands is a constant.
745 2008-08-29 Nick Clifton <nickc@redhat.com>
747 * config/m32r/m32r.h (LEGITIMATE_CONSTANT_P): Treat LABEL_REFs in
748 the same way as SYMBOL_REFs.
750 2008-08-28 Bob Wilson <bob.wilson@acm.org>
752 * config/xtensa/xtensa.md (<u>mulsidi3): Use a temporary register.
754 2008-08-28 Adam Nemet <anemet@caviumnetworks.com>
756 * config/mips/mips.h (ISA_HAS_BBIT): New macro.
757 * config/mips/mips.md (branch_likely): Remove const. Fix
759 (define_delay for type "branch"): Change to only apply for branch
761 (define_delay for type "branch" and "branch_likely" no). New delay
763 (equality_op): New code iterator.
764 (bbv, bbinv): New code attributes.
765 (*branch_bit<bbv><mode>, *branch_bit<bbv><mode>_inverted): New
768 2008-08-28 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
769 Andrew Pinski <pinskia@gcc.gnu.org>
772 * c-common.c (verify_tree): Fix handling of ADDR_EXPR.
774 2008-08-28 Paolo Carlini <paolo.carlini@oracle.com>
776 * gtrh-posix.h: Fix uses of _POSIX_TIMEOUTS per the normal Posix
777 rule that a symbolic constant must be defined and >= 0 for the
778 corresponding facility to be present at compile-time.
779 * gthr-posix.c: Likewise.
781 2008-08-28 Adam Nemet <anemet@caviumnetworks.com>
783 * config/mips/mips.h (ISA_HAS_DMUL3): New macro.
784 * config/mips/mips.md (D): New mode attribute.
785 (mulsi3, muldi3): Merge it into ...
786 (mul<mode>3): ... new template. Use _mul3 ending for 3-op
788 (muldi3_mul3): New pattern.
789 (mulsi3_mult3): Rename to mulsi3_mul3.
791 2008-08-28 Jan Hubicka <jh@suse.cz>
793 * expmed.c (store_bit_field_1): Be prepared for movstrict expander
795 * predict.c (always_optimize_for_size_p): Rename to ...
796 (optimize_function_for_size): ... this one; make extern.
797 (optimize_function_for_speed_p): New.
798 (optimize_bb_for_size_p, optimize_bb_for_size_p,
799 optimize_edge_for_size_p,optimize_edge_for_size_p,
800 optimize_insn_for_size_p, optimize_insn_for_size_p): Update.
801 * basic-block.h (optimize_function_for_size_p,
802 optimize_function_for_speed_p): Declare.
803 * i386.md (optimize_size checks): Replace them by appropriate
805 (standard_80387_constant_p, ix86_compute_frame_layout,
806 ix86_expand_epilogue, ix86_decompose_address,
807 print_operand, emit_i387_cw_initialization,
808 inline_memory_move_cost, ix86_pad_returns,
809 ix86_reorg): Replace optimize_size checks.
811 2008-08-28 Richard Sandiford <rdsandiford@googlemail.com>
813 * rtl.h (simplify_subreg_regno): Declare.
814 * rtlanal.c (simplify_subreg_regno): New function, split out from...
815 * simplify-rtx.c (simplify_subreg): ...here.
816 * reload.c (find_reloads): Use simplify_subreg_regno instead of
817 subreg_offset_representable_p.
819 2008-08-28 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
822 * c-typeck.c (convert_for_assignment): Give a note describing what
823 was passed and what was expected.
825 2008-08-28 Joey Ye <joey.ye@intel.com>
827 * doc/extend.texi: Document AVX built-in functions.
828 * doc/invoke.texi: Document -mavx.
830 2008-08-28 H.J. Lu <hongjiu.lu@intel.com>
831 Joey Ye <joey.ye@intel.com>
832 Xuepeng Guo <xuepeng.guo@intel.com>
834 * config.gcc (extra_headers): Add gmmintrin.h for x86 and x86-64.
836 * config/i386/cpuid.h (bit_FMA): New.
837 (bit_XSAVE): Likewise.
838 (bit_OSXSAVE): Likewise.
841 * config/i386/gas.h (ASM_OUTPUT_OPCODE): Undefine before
842 define. Use ASM_OUTPUT_AVX_PREFIX.
844 * config/i386/gmmintrin.h: New.
846 * config/i386/i386.c (x86_64_reg_class): Add X86_64_AVX_CLASS.
847 (OPTION_MASK_ISA_AVX_SET): New.
848 (OPTION_MASK_ISA_FMA_SET): Likewise.
849 (OPTION_MASK_ISA_AVX_UNSET): Likewise.
850 (OPTION_MASK_ISA_FMA_SET): Likewise.
851 (OPTION_MASK_ISA_SSE4_2_UNSET): Updated.
852 (ix86_handle_option): Handle OPT_mavx and OPT_mfma.
853 (pta_flags): Add PTA_AVX and PTA_FMA.
854 (override_options): Handle PTA_AVX and PTA_FMA.
855 (init_cumulative_args): Handle warn_avx.
856 (classify_argument): Return 0 for COImode and OImode. Return
857 1 and X86_64_AVX_CLASS for 256bit vector types.
858 (examine_argument): Handle X86_64_AVX_CLASS.
859 (construct_container): Likewise.
860 (function_arg_advance_32): Pass OImode and 256bit vector types
862 (function_arg_advance_64): Take a new argument to indicate if a
863 parameter is named. Handle 256bit vector types. Return
864 immediately for unnamed 256bit vector mode parameters.
865 (function_arg_advance): Updated.
866 (function_arg_32): Add comments for TImode. Handle OImode
867 and 256bit vector types.
868 (function_arg_64): Take a new argument to indicate if a
869 parameter is named. Handle 256bit vector types. Return NULL
870 for unnamed 256bit vector mode parameters.
871 (function_arg): Updated.
872 (setup_incoming_varargs_64): Support
873 AVX encoding for *sse_prologue_save_insn.
874 (ix86_gimplify_va_arg): Handle 256bit vector mode parameters.
875 (standard_sse_constant_p): Return -2 for all 1s if SSE2 isn't
876 enabled. For all 1s in 256bit vector modes, return 3 if AVX is
877 enabled, otherwise return -3.
878 (standard_sse_constant_opcode): Handle AVX and 256bit vector
880 (print_reg): Support AVX registers. Handle 'x' and 't'.
881 Handle 'd' to duplicate the operand.
882 (print_operand): Likewise. Also support AVX vector compare
884 (output_387_binary_op): Support AVX.
885 (output_fp_compare): Likewise.
886 (ix86_expand_vector_move_misalign): Likewise.
887 (ix86_attr_length_vex_default): New.
888 (ix86_builtins): Add IX86_BUILTIN_ADDPD256,
889 IX86_BUILTIN_ADDPS256, IX86_BUILTIN_ADDSUBPD256,
890 IX86_BUILTIN_ADDSUBPS256, IX86_BUILTIN_ANDPD256,
891 IX86_BUILTIN_ANDPS256, IX86_BUILTIN_ANDNPD256,
892 IX86_BUILTIN_ANDNPS256, IX86_BUILTIN_BLENDPD256,
893 IX86_BUILTIN_BLENDPS256, IX86_BUILTIN_BLENDVPD256,
894 IX86_BUILTIN_BLENDVPS256, IX86_BUILTIN_DIVPD256,
895 IX86_BUILTIN_DIVPS256, IX86_BUILTIN_DPPS256,
896 IX86_BUILTIN_HADDPD256, IX86_BUILTIN_HADDPS256,
897 IX86_BUILTIN_HSUBPD256, IX86_BUILTIN_HSUBPS256,
898 IX86_BUILTIN_MAXPD256, IX86_BUILTIN_MAXPS256,
899 IX86_BUILTIN_MINPD256, IX86_BUILTIN_MINPS256,
900 IX86_BUILTIN_MULPD256, IX86_BUILTIN_MULPS256,
901 IX86_BUILTIN_ORPD256, IX86_BUILTIN_ORPS256,
902 IX86_BUILTIN_SHUFPD256, IX86_BUILTIN_SHUFPS256,
903 IX86_BUILTIN_SUBPD256, IX86_BUILTIN_SUBPS256,
904 IX86_BUILTIN_XORPD256, IX86_BUILTIN_XORPS256,
905 IX86_BUILTIN_CMPSD, IX86_BUILTIN_CMPSS, IX86_BUILTIN_CMPPD,
906 IX86_BUILTIN_CMPPS, IX86_BUILTIN_CMPPD256,
907 IX86_BUILTIN_CMPPS256, IX86_BUILTIN_CVTDQ2PD256,
908 IX86_BUILTIN_CVTDQ2PS256, IX86_BUILTIN_CVTPD2PS256,
909 IX86_BUILTIN_CVTPS2DQ256, IX86_BUILTIN_CVTPS2PD256,
910 IX86_BUILTIN_CVTTPD2DQ256, IX86_BUILTIN_CVTPD2DQ256,
911 IX86_BUILTIN_CVTTPS2DQ256, IX86_BUILTIN_EXTRACTF128PD256,
912 IX86_BUILTIN_EXTRACTF128PS256, IX86_BUILTIN_EXTRACTF128SI256,
913 IX86_BUILTIN_VZEROALL, IX86_BUILTIN_VZEROUPPER,
914 IX86_BUILTIN_VZEROUPPER_REX64, IX86_BUILTIN_VPERMILVARPD,
915 IX86_BUILTIN_VPERMILVARPS, IX86_BUILTIN_VPERMILVARPD256,
916 IX86_BUILTIN_VPERMILVARPS256, IX86_BUILTIN_VPERMILPD,
917 IX86_BUILTIN_VPERMILPS, IX86_BUILTIN_VPERMILPD256,
918 IX86_BUILTIN_VPERMILPS256, IX86_BUILTIN_VPERMIL2PD,
919 IX86_BUILTIN_VPERMIL2PS, IX86_BUILTIN_VPERMIL2PD256,
920 IX86_BUILTIN_VPERMIL2PS256, IX86_BUILTIN_VPERM2F128PD256,
921 IX86_BUILTIN_VPERM2F128PS256, IX86_BUILTIN_VPERM2F128SI256,
922 IX86_BUILTIN_VBROADCASTSS, IX86_BUILTIN_VBROADCASTSD256,
923 IX86_BUILTIN_VBROADCASTSS256, IX86_BUILTIN_VBROADCASTPD256,
924 IX86_BUILTIN_VBROADCASTPS256, IX86_BUILTIN_VINSERTF128PD256,
925 IX86_BUILTIN_VINSERTF128PS256, IX86_BUILTIN_VINSERTF128SI256,
926 IX86_BUILTIN_LOADUPD256, IX86_BUILTIN_LOADUPS256,
927 IX86_BUILTIN_STOREUPD256, IX86_BUILTIN_STOREUPS256,
928 IX86_BUILTIN_LDDQU256, IX86_BUILTIN_LOADDQU256,
929 IX86_BUILTIN_STOREDQU256, IX86_BUILTIN_MASKLOADPD,
930 IX86_BUILTIN_MASKLOADPS, IX86_BUILTIN_MASKSTOREPD,
931 IX86_BUILTIN_MASKSTOREPS, IX86_BUILTIN_MASKLOADPD256,
932 IX86_BUILTIN_MASKLOADPS256, IX86_BUILTIN_MASKSTOREPD256,
933 IX86_BUILTIN_MASKSTOREPS256, IX86_BUILTIN_MOVSHDUP256,
934 IX86_BUILTIN_MOVSLDUP256, IX86_BUILTIN_MOVDDUP256,
935 IX86_BUILTIN_SQRTPD256, IX86_BUILTIN_SQRTPS256,
936 IX86_BUILTIN_SQRTPS_NR256, IX86_BUILTIN_RSQRTPS256,
937 IX86_BUILTIN_RSQRTPS_NR256, IX86_BUILTIN_RCPPS256,
938 IX86_BUILTIN_ROUNDPD256, IX86_BUILTIN_ROUNDPS256,
939 IX86_BUILTIN_UNPCKHPD256, IX86_BUILTIN_UNPCKLPD256,
940 IX86_BUILTIN_UNPCKHPS256, IX86_BUILTIN_UNPCKLPS256,
941 IX86_BUILTIN_SI256_SI, IX86_BUILTIN_PS256_PS,
942 IX86_BUILTIN_PD256_PD, IX86_BUILTIN_SI_SI256,
943 IX86_BUILTIN_PS_PS256, IX86_BUILTIN_PD_PD256,
944 IX86_BUILTIN_VTESTZPD, IX86_BUILTIN_VTESTCPD,
945 IX86_BUILTIN_VTESTNZCPD, IX86_BUILTIN_VTESTZPS,
946 IX86_BUILTIN_VTESTCPS, IX86_BUILTIN_VTESTNZCPS,
947 IX86_BUILTIN_VTESTZPD256, IX86_BUILTIN_VTESTCPD256,
948 IX86_BUILTIN_VTESTNZCPD256, IX86_BUILTIN_VTESTZPS256,
949 IX86_BUILTIN_VTESTCPS256, IX86_BUILTIN_VTESTNZCPS256,
950 IX86_BUILTIN_PTESTZ256, IX86_BUILTIN_PTESTC256,
951 IX86_BUILTIN_PTESTNZC256, IX86_BUILTIN_MOVMSKPD256
952 and IX86_BUILTIN_MOVMSKPS256,
953 (ix86_special_builtin_type): Add V32QI_FTYPE_PCCHAR,
954 V8SF_FTYPE_PCV4SF, V8SF_FTYPE_PCFLOAT, V4DF_FTYPE_PCV2DF,
955 V4DF_FTYPE_PCDOUBLE, V8SF_FTYPE_PCV8SF_V8SF,
956 V4DF_FTYPE_PCV4DF_V4DF, V4SF_FTYPE_PCV4SF_V4SF,
957 V2DF_FTYPE_PCV2DF_V2DF, VOID_FTYPE_PCHAR_V32QI,
958 VOID_FTYPE_PFLOAT_V8SF, VOID_FTYPE_PDOUBLE_V4DF,
959 VOID_FTYPE_PV8SF_V8SF_V8SF, VOID_FTYPE_PV4DF_V4DF_V4DF,
960 VOID_FTYPE_PV4SF_V4SF_V4SF and VOID_FTYPE_PV2DF_V2DF_V2DF,
961 (ix86_builtin_type): Add INT_FTYPE_V8SF_V8SF_PTEST,
962 INT_FTYPE_V4DI_V4DI_PTEST, INT_FTYPE_V4DF_V4DF_PTEST,
963 INT_FTYPE_V4SF_V4SF_PTEST, INT_FTYPE_V2DF_V2DF_PTEST,
964 INT_FTYPE_V8SF, INT_FTYPE_V4DF, V8SI_FTYPE_V8SF, V8SI_FTYPE_V4SI,
965 V8SF_FTYPE_V8SF, V8SF_FTYPE_V8SI, V8SF_FTYPE_V4SF,
966 V4SI_FTYPE_V8SI, V4SI_FTYPE_V4DF, V4DF_FTYPE_V4DF,
967 V4DF_FTYPE_V4SI, V4DF_FTYPE_V4SF, V4DF_FTYPE_V2DF,
968 V4SF_FTYPE_V4DF, V4SF_FTYPE_V8SF, V2DF_FTYPE_V4DF,
969 V8SF_FTYPE_V8SF_V8SF, V8SF_FTYPE_V8SF_V8SI,
970 V4DF_FTYPE_V4DF_V4DF, V4DF_FTYPE_V4DF_V4DI,
971 V4SF_FTYPE_V4SF_V4SI, V2DF_FTYPE_V2DF_V2DI,
972 V8SF_FTYPE_V8SF_INT, V4SI_FTYPE_V8SI_INT, V4SF_FTYPE_V8SF_INT,
973 V2DF_FTYPE_V4DF_INT, V4DF_FTYPE_V4DF_INT,
974 V8SF_FTYPE_V8SF_V8SF_V8SF, V4DF_FTYPE_V4DF_V4DF_V4DF,
975 V8SI_FTYPE_V8SI_V8SI_INT, V8SF_FTYPE_V8SF_V8SF_INT,
976 V4DF_FTYPE_V4DF_V4DF_INT, V4DF_FTYPE_V4DF_V2DF_INT,
977 V8SF_FTYPE_V8SF_V8SF_V8SI_INT, V4DF_FTYPE_V4DF_V4DF_V4DI_INT,
978 V4SF_FTYPE_V4SF_V4SF_V4SI_INT and V2DF_FTYPE_V2DF_V2DF_V2DI_INT.
979 (bdesc_special_args): Add IX86_BUILTIN_VZEROALL,
980 IX86_BUILTIN_VZEROUPPER. IX86_BUILTIN_VZEROUPPER_REX64,
981 IX86_BUILTIN_VBROADCASTSS, IX86_BUILTIN_VBROADCASTSD256,
982 IX86_BUILTIN_VBROADCASTSS256, IX86_BUILTIN_VBROADCASTPD256,
983 IX86_BUILTIN_VBROADCASTPS256, IX86_BUILTIN_LOADUPD256,
984 IX86_BUILTIN_LOADUPS256, IX86_BUILTIN_STOREUPD256,
985 IX86_BUILTIN_STOREUPS256, IX86_BUILTIN_LOADDQU256,
986 IX86_BUILTIN_STOREDQU256, IX86_BUILTIN_LDDQU256,
987 IX86_BUILTIN_MASKLOADPD, IX86_BUILTIN_MASKLOADPS,
988 IX86_BUILTIN_MASKLOADPD256, IX86_BUILTIN_MASKLOADPS256,
989 IX86_BUILTIN_MASKSTOREPD, IX86_BUILTIN_MASKSTOREPS,
990 IX86_BUILTIN_MASKSTOREPD256 and IX86_BUILTIN_MASKSTOREPS256.
991 (ix86_builtins): Add IX86_BUILTIN_ADDPD256,
992 IX86_BUILTIN_ADDPS256, IX86_BUILTIN_ADDSUBPD256,
993 IX86_BUILTIN_ADDSUBPS256, IX86_BUILTIN_ANDPD256,
994 IX86_BUILTIN_ANDPS256, IX86_BUILTIN_ANDNPD256,
995 IX86_BUILTIN_ANDNPS256, IX86_BUILTIN_DIVPD256,
996 IX86_BUILTIN_DIVPS256, IX86_BUILTIN_HADDPD256,
997 IX86_BUILTIN_HSUBPS256, IX86_BUILTIN_HSUBPD256,
998 IX86_BUILTIN_HADDPS256, IX86_BUILTIN_MAXPD256,
999 IX86_BUILTIN_MAXPS256, IX86_BUILTIN_MINPD256,
1000 IX86_BUILTIN_MINPS256, IX86_BUILTIN_MULPD256,
1001 IX86_BUILTIN_MULPS256, IX86_BUILTIN_ORPD256,
1002 IX86_BUILTIN_ORPS256, IX86_BUILTIN_SUBPD256,
1003 IX86_BUILTIN_SUBPS256, IX86_BUILTIN_XORPD256,
1004 IX86_BUILTIN_XORPS256, IX86_BUILTIN_VPERMILVARPD,
1005 IX86_BUILTIN_VPERMILVARPS, IX86_BUILTIN_VPERMILVARPD256,
1006 IX86_BUILTIN_VPERMILVARPS256, IX86_BUILTIN_BLENDPD256,
1007 IX86_BUILTIN_BLENDPS256, IX86_BUILTIN_BLENDVPD256,
1008 IX86_BUILTIN_BLENDVPS256, IX86_BUILTIN_DPPS256,
1009 IX86_BUILTIN_SHUFPD256, IX86_BUILTIN_SHUFPS256,
1010 IX86_BUILTIN_CMPSD, IX86_BUILTIN_CMPSS, IX86_BUILTIN_CMPPD,
1012 IX86_BUILTIN_CMPPD256,IX86_BUILTIN_CMPPS256,
1013 IX86_BUILTIN_EXTRACTF128PD256, IX86_BUILTIN_EXTRACTF128PS256,
1014 IX86_BUILTIN_EXTRACTF128SI256, IX86_BUILTIN_CVTDQ2PD256,
1015 IX86_BUILTIN_CVTDQ2PS256, IX86_BUILTIN_CVTPD2PS256,
1016 IX86_BUILTIN_CVTPS2DQ256, IX86_BUILTIN_CVTPS2PD256,
1017 IX86_BUILTIN_CVTTPD2DQ256, IX86_BUILTIN_CVTPD2DQ256,
1018 IX86_BUILTIN_CVTTPS2DQ256, IX86_BUILTIN_VPERM2F128PD256,
1019 IX86_BUILTIN_VPERM2F128PS256, IX86_BUILTIN_VPERM2F128SI256,
1020 IX86_BUILTIN_VPERMILPD, IX86_BUILTIN_VPERMILPS,
1021 IX86_BUILTIN_VPERMILPD256, IX86_BUILTIN_VPERMILPS256,
1022 IX86_BUILTIN_VPERMIL2PD, IX86_BUILTIN_VPERMILPS,
1023 IX86_BUILTIN_VPERMILPD256, IX86_BUILTIN_VPERMILPS256,
1024 IX86_BUILTIN_VPERMIL2PD, IX86_BUILTIN_VPERMIL2PS,
1025 IX86_BUILTIN_VPERMIL2PD256, IX86_BUILTIN_VPERMIL2PS256,
1026 IX86_BUILTIN_VINSERTF128PD256, IX86_BUILTIN_VINSERTF128PS256,
1027 IX86_BUILTIN_VINSERTF128SI256, IX86_BUILTIN_MOVSHDUP256,
1028 IX86_BUILTIN_MOVSLDUP256, IX86_BUILTIN_MOVDDUP256,
1029 IX86_BUILTIN_SQRTPD256, IX86_BUILTIN_SQRTPS256,
1030 IX86_BUILTIN_SQRTPS_NR256, IX86_BUILTIN_RSQRTPS256,
1031 IX86_BUILTIN_RSQRTPS_NR256, IX86_BUILTIN_RCPPS256,
1032 IX86_BUILTIN_ROUNDPD256, IX86_BUILTIN_ROUNDPS256,
1033 IX86_BUILTIN_UNPCKHPD256, IX86_BUILTIN_UNPCKLPD256,
1034 IX86_BUILTIN_UNPCKHPS256, IX86_BUILTIN_UNPCKLPS256,
1035 IX86_BUILTIN_SI256_SI, IX86_BUILTIN_PS256_PS,
1036 IX86_BUILTIN_PD256_PD, IX86_BUILTIN_SI_SI256,
1037 IX86_BUILTIN_PS_PS256, IX86_BUILTIN_PD_PD256,
1038 IX86_BUILTIN_VTESTZPD, IX86_BUILTIN_VTESTCPD,
1039 IX86_BUILTIN_VTESTNZCPD, IX86_BUILTIN_VTESTZPS,
1040 IX86_BUILTIN_VTESTCPS, IX86_BUILTIN_VTESTNZCPS,
1041 IX86_BUILTIN_VTESTZPD256, IX86_BUILTIN_VTESTCPD256,
1042 IX86_BUILTIN_VTESTNZCPD256, IX86_BUILTIN_VTESTZPS256,
1043 IX86_BUILTIN_VTESTCPS256, IX86_BUILTIN_VTESTNZCPS256,
1044 IX86_BUILTIN_PTESTZ256, IX86_BUILTIN_PTESTC256,
1045 IX86_BUILTIN_PTESTNZC256, IX86_BUILTIN_MOVMSKPD256 and
1046 IX86_BUILTIN_MOVMSKPS256.
1047 (ix86_init_mmx_sse_builtins): Support AVX builtins.
1048 (ix86_expand_args_builtin): Likewise.
1049 (ix86_expand_special_args_builtin): Likewise.
1050 (ix86_hard_regno_mode_ok): Handle AVX modes.
1051 (ix86_expand_vector_init_duplicate): Likewise.
1052 (ix86_expand_vector_init_one_nonzero): Likewise.
1053 (ix86_expand_vector_init_one_var): Likewise.
1054 (ix86_expand_vector_init_concat): Likewise.
1055 (ix86_expand_vector_init_general): Likewise.
1056 (ix86_expand_vector_set): Likewise.
1057 (ix86_vector_mode_supported_p): Likewise.
1058 (x86_extended_reg_mentioned_p): Check INSN_P before using
1061 * config/i386/i386-c.c (ix86_target_macros_internal): Handle
1062 OPTION_MASK_ISA_AVX and OPTION_MASK_ISA_FMA.
1064 * config/i386/i386.h (TARGET_AVX): New.
1065 (TARGET_FMA): Likewise.
1066 (TARGET_CPU_CPP_BUILTINS): Handle TARGET_AVX and TARGET_FMA.
1067 (BIGGEST_ALIGNMENT): Set to 256 for TARGET_AVX.
1068 (VALID_AVX256_REG_MODE): New.
1069 (AVX256_VEC_FLOAT_MODE_P): Likewise.
1070 (AVX_FLOAT_MODE_P): Likewise.
1071 (AVX128_VEC_FLOAT_MODE_P): Likewise.
1072 (AVX256_VEC_FLOAT_MODE_P): Likewise.
1073 (AVX_VEC_FLOAT_MODE_P): Likewise.
1074 (ASM_OUTPUT_AVX_PREFIX): Likewise.
1075 (ASM_OUTPUT_OPCODE): Likewise.
1076 (UNITS_PER_SIMD_WORD): Add a FIXME for 32byte vectorizer
1078 (SSE_REG_MODE_P): Allow 256bit vector modes.
1079 (ix86_args): Add a warn_avx field.
1081 * config/i386/i386.md (UNSPEC_PCMP): New.
1082 (UNSPEC_VPERMIL): Likewise.
1083 (UNSPEC_VPERMIL2): Likewise.
1084 (UNSPEC_VPERMIL2F128): Likewise.
1085 (UNSPEC_MASKLOAD): Likewise.
1086 (UNSPEC_MASKSTORE): Likewise.
1087 (UNSPEC_CAST): Likewise.
1088 (UNSPEC_VTESTP): Likewise.
1089 (UNSPECV_VZEROALL): Likewise.
1090 (UNSPECV_VZEROUPPER): Likewise.
1091 (XMM0_REG): Likewise.
1092 (XMM1_REG): Likewise.
1093 (XMM2_REG): Likewise.
1094 (XMM3_REG): Likewise.
1095 (XMM4_REG): Likewise.
1096 (XMM5_REG): Likewise.
1097 (XMM6_REG): Likewise.
1098 (XMM8_REG): Likewise.
1099 (XMM9_REG): Likewise.
1100 (XMM10_REG): Likewise.
1101 (XMM11_REG): Likewise.
1102 (XMM12_REG): Likewise.
1103 (XMM13_REG): Likewise.
1104 (XMM14_REG): Likewise.
1105 (XMM15_REG): Likewise.
1107 (prefix_vex_imm8): Likewise.
1108 (prefix_vex_w): Likewise.
1109 (length_vex): Likewise.
1112 (*avx_ashlti3): Likewise.
1113 (*avx_lshrti3): Likewise.
1114 (*avx_setcc<mode>): Likewise.
1115 (*fop_<mode>_comm_mixed_avx): Likewise.
1116 (*fop_<mode>_comm_avx): Likewise.
1117 (*fop_<mode>_1_mixed_avx): Likewise.
1118 (*fop_<mode>_1_avx): Likewise.
1119 (*avx_<code><mode>3): Likewise.
1120 (*avx_ieee_smin<mode>3): Likewise.
1121 (*avx_ieee_smax<mode>3): Likewise.
1122 (mode): Add OI, V8SF and V4DF.
1123 (length): Support VEX prefix.
1124 (*cmpfp_i_mixed): Set prefix attribute.
1125 (*cmpfp_i_sse): Likewise.
1126 (*cmpfp_iu_mixed): Likewise.
1127 (*cmpfp_iu_sse): Likewise.
1128 (*movsi_1): Support AVX.
1129 (*movdi_2): Likewise.
1130 (*movdi_1_rex64): Likewise.
1131 (*movti_internal): Likewise.
1132 (*movti_rex64): Likewise.
1133 (*movsf_1): Likewise.
1134 (*movdf_nointeger): Likewise.
1135 (*movdf_integer_rex64): Likewise.
1136 (*movtf_internal): Likewise.
1137 (zero_extendsidi2_32): Likewise.
1138 (zero_extendsidi2_rex64): Likewise.
1139 (*extendsfdf2_mixed): Likewise.
1140 (*extendsfdf2_sse): Likewise.
1141 (*truncdfsf_fast_mixed): Likewise.
1142 (*truncdfsf_fast_sse): Likewise.
1143 (*truncdfsf_mixed): Likewise.
1144 (fix_trunc<mode>di_sse): Likewise.
1145 (fix_trunc<mode>si_sse): Likewise.
1146 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_interunit): Likewise.
1147 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_nointerunit): Likewise.
1148 (*float<SSEMODEI24:mode><MODEF:mode>2_sse_interunit): Likewise.
1149 (*float<SSEMODEI24:mode><MODEF:mode>2_sse_nointerunit): Likewise.
1150 (*rcpsf2_sse): Likewise.
1151 (*rsqrtsf2_sse): Likewise.
1152 (*sqrt<mode>2_sse): Likewise.
1153 (sse4_1_round<mode>2): Likewise.
1154 (*sse_prologue_save_insn): Disallow REX prefix for AVX.
1155 Support AVX. Set length attribute properly for AVX.
1157 * config/i386/i386-modes.def (VECTOR_MODES (INT, 32)): New.
1158 (VECTOR_MODES (FLOAT, 32)): Likewise.
1159 (VECTOR_MODE (INT, DI, 8)): Likewise.
1160 (VECTOR_MODE (INT, HI, 32)): Likewise.
1161 (VECTOR_MODE (INT, QI, 64)): Likewise.
1162 (VECTOR_MODE (FLOAT, DF, 8)): Likewise.
1163 (VECTOR_MODE (FLOAT, SF, 16)): Likewise.
1164 (VECTOR_MODE (INT, DI, 4)): Removed.
1165 (VECTOR_MODE (INT, SI, 8)): Likewise.
1166 (VECTOR_MODE (INT, HI, 16)): Likewise.
1167 (VECTOR_MODE (INT, QI, 32)): Likewise.
1168 (VECTOR_MODE (FLOAT, SF, 8)): Likewise.
1169 (INT_MODE (OI, 32)): Likewise.
1171 * config/i386/i386.opt (mavx): New.
1174 * config/i386/i386-protos.h (ix86_attr_length_vex_default): New.
1176 * config/i386/mmx.md (*mov<mode>_internal_rex64): Support AVX.
1177 (*mov<mode>_internal_avx): New.
1178 (*movv2sf_internal_rex64_avx): Likewise.
1179 (*movv2sf_internal_avx): Likewise.
1181 * config/i386/predicates.md (const_4_to_5_operand): New.
1182 (const_6_to_7_operand): Likewise.
1183 (const_8_to_11_operand): Likewise.
1184 (const_12_to_15_operand): Likewise.
1185 (avx_comparison_float_operator): Likewise.
1187 * config/i386/sse.md (AVX256MODEI): New.
1188 (AVX256MODE): Likewise.
1189 (AVXMODEQI): Likewise.
1190 (AVXMODE): Likewise.
1191 (AVX256MODEF2P): Likewise.
1192 (AVX256MODE2P): Likewise.
1193 (AVX256MODE4P): Likewise.
1194 (AVX256MODE8P): Likewise.
1195 (AVXMODEF2P): Likewise.
1196 (AVXMODEF4P): Likewise.
1197 (AVXMODEDCVTDQ2PS): Likewise.
1198 (AVXMODEDCVTPS2DQ): Likewise.
1199 (avxvecmode): Likewise.
1200 (avxvecpsmode): Likewise.
1201 (avxhalfvecmode): Likewise.
1202 (avxscalarmode): Likewise.
1203 (avxcvtvecmode): Likewise.
1204 (avxpermvecmode): Likewise.
1205 (avxmodesuffixf2c): Likewise.
1206 (avxmodesuffixp): Likewise.
1207 (avxmodesuffixs): Likewise.
1208 (avxmodesuffix): Likewise.
1209 (vpermilbits): Likewise.
1210 (pinsrbits): Likewise.
1211 (mov<mode>): Likewise.
1212 (*mov<mode>_internal): Likewise.
1213 (push<mode>1): Likewise.
1214 (movmisalign<mode>): Likewise.
1215 (avx_movup<avxmodesuffixf2c><avxmodesuffix>): Likewise.
1216 (avx_movdqu<avxmodesuffix>): Likewise.
1217 (avx_lddqu<avxmodesuffix>): Likewise.
1218 (<plusminus_insn><mode>3): Likewise.
1219 (*avx_<plusminus_insn><mode>3): Likewise.
1220 (*avx_vm<plusminus_insn><mode>3): Likewise.
1221 (mul<mode>3): Likewise.
1222 (*avx_mul<mode>3): Likewise.
1223 (*avx_vmmul<mode>3): Likewise.
1224 (divv8sf3): Likewise.
1225 (divv4df3): Likewise.
1226 (avx_div<mode>3): Likewise.
1227 (*avx_div<mode>3): Likewise.
1228 (*avx_vmdiv<mode>3): Likewise.
1229 (avx_rcpv8sf2): Likewise.
1230 (*avx_vmrcpv4sf2): Likewise.
1231 (sqrtv8sf2): Likewise.
1232 (avx_sqrtv8sf2): Likewise.
1233 (*avx_vmsqrt<mode>2): Likewise.
1234 (rsqrtv8sf2): Likewise.
1235 (avx_rsqrtv8sf2): Likewise.
1236 (*avx_vmrsqrtv4sf2): Likewise.
1237 (<code><mode>3): Likewise.
1238 (*avx_<code><mode>3_finite): Likewise.
1239 (*avx_<code><mode>3): Likewise.
1240 (*avx_vm<code><mode>3): Likewise.
1241 (*avx_ieee_smin<mode>3): Likewise.
1242 (*avx_ieee_smax<mode>3): Likewise.
1243 (avx_addsubv8sf3): Likewise.
1244 (avx_addsubv4df3): Likewise.
1245 (*avx_addsubv4sf3): Likewise.
1246 (*avx_addsubv2df3): Likewise.
1247 (avx_h<plusminus_insn>v4df3): Likewise.
1248 (avx_h<plusminus_insn>v8sf3): Likewise.
1249 (*avx_h<plusminus_insn>v4sf3): Likewise.
1250 (*avx_h<plusminus_insn>v2df3): Likewise.
1251 (avx_cmpp<avxmodesuffixf2c><mode>3): Likewise.
1252 (avx_cmps<ssemodesuffixf2c><mode>3): Likewise.
1253 (*avx_maskcmp<mode>3): Likewise.
1254 (avx_nand<mode>3): Likewise.
1255 (*avx_<code><mode>3): Likewise.
1256 (*avx_nand<mode>3): Likewise.
1257 (*avx_<code><mode>3): Likewise.
1258 (*avx_cvtsi2ss): Likewise.
1259 (*avx_cvtsi2ssq): Likewise.
1260 (*avx_cvtsi2sd): Likewise.
1261 (*avx_cvtsi2sdq): Likewise.
1262 (*avx_cvtsd2ss): Likewise.
1263 (avx_cvtss2sd): Likewise.
1264 (avx_cvtdq2ps<avxmodesuffix>): Likewise.
1265 (avx_cvtps2dq<avxmodesuffix>): Likewise.
1266 (avx_cvttps2dq<avxmodesuffix>): Likewise.
1267 (*avx_cvtsi2sd): Likewise.
1268 (*avx_cvtsi2sdq): Likewise.
1269 (avx_cvtdq2pd256): Likewise.
1270 (avx_cvtpd2dq256): Likewise.
1271 (avx_cvttpd2dq256): Likewise.
1272 (*avx_cvtsd2ss): Likewise.
1273 (*avx_cvtss2sd): Likewise.
1274 (avx_cvtpd2ps256): Likewise.
1275 (avx_cvtps2pd256): Likewise.
1276 (*avx_movhlps): Likewise.
1277 (*avx_movlhps): Likewise.
1278 (avx_unpckhps256): Likewise.
1279 (*avx_unpckhps): Likewise.
1280 (avx_unpcklps256): Likewise.
1281 (*avx_unpcklps): Likewise.
1282 (avx_movshdup256): Likewise.
1283 (avx_movsldup256): Likewise.
1284 (avx_shufps256): Likewise.
1285 (avx_shufps256_1): Likewise.
1286 (*avx_shufps_<mode>): Likewise.
1287 (*avx_loadhps): Likewise.
1288 (*avx_storelps): Likewise.
1289 (*avx_loadlps): Likewise.
1290 (*avx_movss): Likewise.
1291 (*vec_dupv4sf_avx): Likewise.
1292 (*vec_concatv2sf_avx): Likewise.
1293 (*vec_concatv4sf_avx): Likewise.
1294 (*vec_setv4sf_0_avx): Likewise.
1295 (*vec_setv4sf_avx): Likewise.
1296 (*avx_insertps): Likewise.
1297 (avx_vextractf128<mode>): Likewise.
1298 (vec_extract_lo_<mode>): Likewise.
1299 (vec_extract_hi_<mode>): Likewise.
1300 (vec_extract_lo_<mode>): Likewise.
1301 (vec_extract_hi_<mode>): Likewise.
1302 (vec_extract_lo_v16hi): Likewise.
1303 (vec_extract_hi_v16hi): Likewise.
1304 (vec_extract_lo_v32qi): Likewise.
1305 (vec_extract_hi_v32qi): Likewise.
1306 (avx_unpckhpd256): Likewise.
1307 (*avx_unpckhpd): Likewise.
1308 (avx_movddup256): Likewise.
1309 (*avx_movddup): Likewise.
1310 (avx_unpcklpd256): Likewise.
1311 (*avx_unpcklpd): Likewise.
1312 (avx_shufpd256): Likewise.
1313 (avx_shufpd256_1): Likewise.
1314 (*avx_punpckhqdq): Likewise.
1315 (*avx_punpcklqdq): Likewise.
1316 (*avx_shufpd_<mode>): Likewise.
1317 (*avx_storehpd): Likewise.
1318 (*avx_loadhpd): Likewise.
1319 (*avx_loadlpd): Likewise.
1320 (*avx_movsd): Likewise.
1321 (*vec_concatv2df_avx): Likewise.
1322 (*avx_<plusminus_insn><mode>3): Likewise.
1323 (*avx_<plusminus_insn><mode>3): Likewise.
1324 (*avx_mulv8hi3): Likewise.
1325 (*avxv8hi3_highpart): Likewise.
1326 (*avx_umulv8hi3_highpart): Likewise.
1327 (*avx_umulv2siv2di3): Likewise.
1328 (*avx_mulv2siv2di3): Likewise.
1329 (*avx_pmaddwd): Likewise.
1330 (*avx_mulv4si3): Likewise.
1331 (*avx_ashr<mode>3): Likewise.
1332 (*avx_lshr<mode>3): Likewise.
1333 (*avx_ashl<mode>3): Likewise.
1334 (*avx_<code><mode>3): Likewise.
1335 (*avx_eq<mode>3): Likewise.
1336 (*avx_gt<mode>3): Likewise.
1337 (*avx_nand<mode>3): Likewise.
1338 (*avx_nand<mode>3): Likewise.
1339 (*avx_<code><mode>3): Likewise.
1340 (*avx_<code><mode>3): Likewise.
1341 (*avx_packsswb): Likewise.
1342 (*avx_packssdw): Likewise.
1343 (*avx_packuswb): Likewise.
1344 (*avx_punpckhbw): Likewise.
1345 (*avx_punpcklbw): Likewise.
1346 (*avx_punpckhwd): Likewise.
1347 (*avx_punpcklwd): Likewise.
1348 (*avx_punpckhdq): Likewise.
1349 (*avx_punpckldq): Likewise.
1350 (*avx_pinsr<avxmodesuffixs>): Likewise.
1351 (*avx_pinsrq): Likewise.
1352 (*avx_loadld): Likewise.
1353 (*vec_extractv2di_1_rex64_avx): Likewise.
1354 (*vec_extractv2di_1_avx): Likewise.
1355 (*vec_dupv2di_avx): Likewise.
1356 (*vec_concatv2si_avx): Likewise.
1357 (*vec_concatv4si_1_avx): Likewise.
1358 (*vec_concatv2di_avx): Likewise.
1359 (*vec_concatv2di_rex64_avx): Likewise.
1360 (*avx_uavgv16qi3): Likewise.
1361 (*avx_uavgv8hi3): Likewise.
1362 (*avx_psadbw): Likewise.
1363 (avx_movmskp<avxmodesuffixf2c>256): Likewise.
1364 (*avx_phaddwv8hi3): Likewise.
1365 (*avx_phadddv4si3): Likewise.
1366 (*avx_phaddswv8hi3): Likewise.
1367 (*avx_phsubwv8hi3): Likewise.
1368 (*avx_phsubdv4si3): Likewise.
1369 (*avx_phsubswv8hi3): Likewise.
1370 (*avx_pmaddubsw128): Likewise.
1371 (*avx_pmulhrswv8hi3): Likewise.
1372 (*avx_pshufbv16qi3): Likewise.
1373 (*avx_psign<mode>3): Likewise.
1374 (*avx_palignrti): Likewise.
1375 (avx_blendp<avxmodesuffixf2c><avxmodesuffix>): Likewise.
1376 (avx_blendvp<avxmodesuffixf2c><avxmodesuffix>): Likewise.
1377 (avx_dpp<avxmodesuffixf2c><avxmodesuffix>): Likewise.
1378 (*avx_mpsadbw): Likewise.
1379 (*avx_packusdw): Likewise.
1380 (*avx_pblendvb): Likewise.
1381 (*avx_pblendw): Likewise.
1382 (avx_vtestp<avxmodesuffixf2c><avxmodesuffix>): Likewise.
1383 (avx_ptest256): Likewise.
1384 (avx_roundp<avxmodesuffixf2c>256): Likewise.
1385 (*avx_rounds<ssemodesuffixf2c>): Likewise.
1386 (*avx_aesenc): Likewise.
1387 (*avx_aesenclast): Likewise.
1388 (*avx_aesdec): Likewise.
1389 (*avx_aesdeclast): Likewise.
1390 (avx_vzeroupper): Likewise.
1391 (avx_vzeroupper_rex64): Likewise.
1392 (avx_vpermil<mode>): Likewise.
1393 (avx_vpermilvar<mode>3): Likewise.
1394 (avx_vpermil2<mode>3): Likewise.
1395 (avx_vperm2f128<mode>3): Likewise.
1396 (avx_vbroadcasts<avxmodesuffixf2c><avxmodesuffix>): Likewise.
1397 (avx_vbroadcastss256): Likewise.
1398 (avx_vbroadcastf128_p<avxmodesuffixf2c>256): Likewise.
1399 (avx_vinsertf128<mode>): Likewise.
1400 (vec_set_lo_<mode>): Likewise.
1401 (vec_set_hi_<mode>): Likewise.
1402 (vec_set_lo_<mode>): Likewise.
1403 (vec_set_hi_<mode>): Likewise.
1404 (vec_set_lo_v16hi): Likewise.
1405 (vec_set_hi_v16hi): Likewise.
1406 (vec_set_lo_v32qi): Likewise.
1407 (vec_set_hi_v32qi): Likewise.
1408 (avx_maskloadp<avxmodesuffixf2c><avxmodesuffix>): Likewise.
1409 (avx_maskstorep<avxmodesuffixf2c><avxmodesuffix>): Likewise.
1410 (avx_<avxmodesuffixp><avxmodesuffix>_<avxmodesuffixp>): Likewise.
1411 (avx_<avxmodesuffixp>_<avxmodesuffixp><avxmodesuffix>): Likewise.
1412 (vec_init<mode>): Likewise.
1413 (*vec_concat<mode>_avx): Likewise.
1414 (blendbits): Support V8SF and V4DF.
1415 (sse2_movq128): Support AVX.
1416 (<sse>_movnt<mode>): Likewise.
1417 (sse2_movntv2di): Likewise.
1418 (sse_rcpv4sf2): Likewise.
1419 (sse_sqrtv4sf2): Likewise.
1420 (sse_rsqrtv4sf2): Likewise.
1421 (<sse>_comi): Likewise.
1422 (<sse>_ucomi): Likewise.
1423 (sse_cvtss2si): Likewise.
1424 (sse_cvtss2si_2): Likewise.
1425 (sse_cvtss2siq): Likewise.
1426 (sse_cvtss2siq_2): Likewise.
1427 (sse_cvttss2si): Likewise.
1428 (sse_cvttss2siq): Likewise.
1429 (sse2_cvtsd2si): Likewise.
1430 (sse2_cvtsd2si_2): Likewise.
1431 (sse2_cvtsd2siq): Likewise.
1432 (sse2_cvtsd2siq_2): Likewise.
1433 (sse2_cvttsd2si): Likewise.
1434 (sse2_cvttsd2siq): Likewise.
1435 (sse2_cvtdq2pd): Likewise.
1436 (*sse2_cvtpd2dq): Likewise.
1437 (*sse2_cvttpd2dq): Likewise.
1438 (*sse2_cvtpd2ps): Likewise.
1439 (sse2_cvtps2pd): Likewise.
1440 (sse3_movshdup): Likewise.
1441 (sse3_movsldup): Likewise.
1442 (sse_storehps): Likewise.
1443 (*sse4_1_extractps): Likewise.
1444 (sse2_storelpd): Likewise.
1445 (vec_dupv2df_sse3): Likewise.
1446 (*vec_concatv2df_sse3): Likewise.
1447 (*sse4_1_pextrb): Likewise.
1448 (*sse4_1_pextrb_memory): Likewise.
1449 (*sse2_pextrw): Likewise.
1450 (*sse4_1_pextrw_memory): Likewise.
1451 (*sse4_1_pextrd): Likewise.
1452 (*sse4_1_pextrq): Likewise.
1453 (sse2_pshufd_1): Likewise.
1454 (sse2_pshuflw_1): Likewise.
1455 (sse2_pshufhw_1): Likewise.
1456 (*sse2_storeq_rex64): Likewise.
1457 (*vec_dupv4si): Likewise.
1458 (<sse>_movmskp<ssemodesuffixf2c>): Likewise.
1459 (sse2_pmovmskb): Likewise.
1460 (*sse2_maskmovdqu): Likewise.
1461 (*sse2_maskmovdqu_rex64): Likewise.
1462 (sse_ldmxcsr): Likewise.
1463 (sse_stmxcsr): Likewise.
1464 (abs<mode>2): Likewise.
1465 (sse4_1_movntdqa): Likewise.
1466 (sse4_1_phminposuw): Likewise.
1467 (sse4_1_extendv8qiv8hi2): Likewise.
1468 (*sse4_1_extendv8qiv8hi2): Likewise.
1469 (sse4_1_extendv4qiv4si2): Likewise.
1470 (*sse4_1_extendv4qiv4si2): Likewise.
1471 (sse4_1_extendv2qiv2di2): Likewise.
1472 (*sse4_1_extendv2qiv2di2): Likewise.
1473 (sse4_1_extendv4hiv4si2): Likewise.
1474 (*sse4_1_extendv4hiv4si2): Likewise.
1475 (sse4_1_extendv2hiv2di2): Likewise.
1476 (*sse4_1_extendv2hiv2di2): Likewise.
1477 (sse4_1_extendv2siv2di2): Likewise.
1478 (*sse4_1_extendv2siv2di2): Likewise.
1479 (sse4_1_zero_extendv8qiv8hi2): Likewise.
1480 (*sse4_1_zero_extendv8qiv8hi2): Likewise.
1481 (sse4_1_zero_extendv4qiv4si2): Likewise.
1482 (*sse4_1_zero_extendv4qiv4si2): Likewise.
1483 (sse4_1_zero_extendv2qiv2di2): Likewise.
1484 (*sse4_1_zero_extendv2qiv2di2): Likewise.
1485 (sse4_1_zero_extendv4hiv4si2): Likewise.
1486 (*sse4_1_zero_extendv4hiv4si2): Likewise.
1487 (sse4_1_zero_extendv2hiv2di2): Likewise.
1488 (*sse4_1_zero_extendv2hiv2di2): Likewise.
1489 (sse4_1_zero_extendv2siv2di2): Likewise.
1490 (*sse4_1_zero_extendv2siv2di2): Likewise.
1491 (sse4_1_ptest): Likewise.
1492 (sse4_1_roundp<ssemodesuffixf2c>): Likewise.
1493 (sse4_2_pcmpestri): Likewise.
1494 (sse4_2_pcmpestrm): Likewise.
1495 (sse4_2_pcmpistri): Likewise.
1496 (sse4_2_pcmpistrm): Likewise.
1498 (aeskeygenassist): Likewise.
1500 2008-08-28 Uros Bizjak <ubizjak@gmail.com>
1502 * config/i386/predicates.md (vzeroall_operation): New.
1504 * config/i386/sse.md (avx_vzeroall): New.
1505 (*avx_vzeroall): Likewise.
1507 2008-08-28 Paul Brook <paul@codesourcery.com>
1508 Mark Shinwell <shinwell@codesourcery.com>
1509 Richard Earnshaw <richard.earnshaw@arm.com>
1511 * config/arm/arm.c (TARGET_MAX_ANCHOR_OFFSET): New.
1512 (TARGET_MIN_ANCHOR_OFFSET): New.
1513 (arm_override_options): Set correct anchor ranges for Thumb-1
1514 and Thumb-2 if required.
1515 (legitimize_pic_address): Handle case involving a TLS symbol
1516 reference with an addend.
1517 (arm_optimization_options): Enable section anchors at -O1 and
1519 * config/arm/arm.h (OPTIMIZATION_OPTIONS): New.
1520 * config/arm/arm-protos.h (arm_optimization_options): New.
1522 2008-08-28 Nick Clifton <nickc@redhat.com>
1524 * config/stormy16/stormy16.h (IRA_COVER_CLASSES): Define.
1525 * config/stormy16/stormy16.md (zero_extendqihi2): Fix length
1528 * config/v850/v850.h (IRA_COVER_CLASSES): Define.
1529 * config/v850/v850.md (return): Remove frame size restriction.
1531 * config/mcore/mcore.h (IRA_COVER_CLASSES): Define.
1533 * config/iq2000/iq2000.h (IRA_COVER_CLASSES): Define.
1535 * config/fr30/fr30.h (IRA_COVER_CLASSES): Define.
1537 * config/m32r/m32r.h (IRA_COVER_CLASSES): Define.
1539 2008-08-28 Paul Brook <paul@codesourcery.com>
1541 * config/arm/vfp11.md: Update license notice.
1542 * config/arm/cortex-r4.md: Ditto.
1544 2008-08-28 Richard Guenther <rguenther@suse.de>
1546 PR tree-optimization/37207
1547 * tree-ssa-ifcombine.c (recognize_single_bit_test): Fix
1550 2008-08-28 Dodji Seketeli <dodji@redhat.com>
1553 * tree.c (int_fits_type_p): Don't forget unsigned integers
1554 of type sizetype which higher end word equals -1.
1556 2008-08-28 Ira Rosen <irar@il.ibm.com>
1558 * target.h (struct vectorize): Add new target builtin.
1559 * tree-vectorizer.c (destroy_loop_vec_info): Call
1560 vect_free_slp_instance instead of vect_free_slp_node.
1561 * tree-vectorizer.h (enum slp_load_perm_type): New.
1562 (struct _slp_instance): Add new fields.
1563 (SLP_INSTANCE_LOAD_PERMUTATION): New.
1564 (SLP_INSTANCE_LOADS): New.
1565 (vect_free_slp_tree): Remove.
1566 (vect_free_slp_instance): Declare.
1567 (SLP_TREE_LOADS_PERM_TYPE, TARG_VEC_PERMUTE_COST): New.
1568 (vectorizable_load): Add argument.
1569 (vect_transform_slp_perm_load): New.
1570 * tree-vect-analyze.c (vect_analyze_operations): Add an argument to
1572 (vect_get_place_in_interleaving_chain): New function.
1573 (vect_free_slp_tree): Make static.
1574 (vect_free_slp_instance): New function.
1575 (vect_build_slp_tree): Add new arguments. Allow load permutations and
1576 collect the load location in the interleaving chain.
1577 (vect_supported_slp_permutation_p): New function.
1578 (vect_supported_load_permutation_p): Likewise.
1579 (vect_analyze_slp_instance): In case of loads permutation, call
1580 vect_supported_load_permutation_p to check that the permutation is
1582 * target-def.h (TARGET_VECTORIZE_BUILTIN_VEC_PERM): New.
1583 * tree-vect-transform.c (vect_transform_stmt): Add new argument.
1584 (vect_create_mask_and_perm): New function.
1585 (vect_get_mask_element, vect_transform_slp_perm_load): Likewise.
1586 (vectorizable_load): Add an argument. Don't keep the created vectors
1587 statements in the node if permutation is required. Call
1588 vect_transform_slp_perm_load to generate the permutation.
1589 (vect_transform_stmt): Add new argument. Call vectorizable_load with
1590 additional argument.
1591 (vect_schedule_slp_instance): In case of loads permutation, allocate
1592 vectorized statements structure for all the related SLP nodes. Call
1593 vect_transform_stmt with addditional argument.
1594 (vect_transform_loop): Call vect_transform_stmt with correct arguments.
1595 * config/spu/spu.c (spu_builtin_vec_perm): New.
1596 (TARGET_VECTORIZE_BUILTIN_VEC_PERM): Redefine.
1597 * config/spu/spu.h (TARG_VEC_PERMUTE_COS): Define.
1598 * config/rs6000/rs6000.c (rs6000_builtin_vec_perm): New.
1599 (TARGET_VECTORIZE_BUILTIN_VEC_PERM): Redefine.
1601 2008-08-28 Chris Fairles <chris.fairles@gmail.com>
1603 * gthr-posix.h (__gthread_create, __gthread_join, __gthread_detach,
1604 __gthread_mutex_timed_lock, __gthread_recursive_mutex_timed_lock,
1605 __gthread_cond_signal, __gthread_cond_timedwait,
1606 __gthread_cond_timedwait_recursive): New functions.
1607 * gthr-posix.c (pthread_mutex_timedlock, pthread_cond_timedwait):
1609 * gthr.h: Comment on defining __GTHREADS_CXX0X macro in conforming
1612 2008-08-28 Richard Guenther <rguenther@suse.de>
1615 * fold-const.c (maybe_canonicalize_comparison_1): Require
1616 undefined overflow only for canonicalizing A +- CST cmp CST.
1617 Make sure to not generate new constants that are not inside
1618 their TYPE_MIN/MAX_VALUE range.
1619 (maybe_canonicalize_comparison): Remove undefined overflow
1621 (fold_binary): Remove now duplicate folding.
1623 2008-08-27 Paolo Carlini <paolo.carlini@oracle.com>
1625 * c-typeck.c (convert_for_assignment): Adjust WARN_FOR_ASSIGNMENT
1626 use not updated in the last change.
1628 2008-08-27 Kaz Kojima <kkojima@gcc.gnu.org>
1630 * config/sh/sh.h (REG_CLASS_CONTENTS): Drop fr32 from FPUL_REGS.
1631 (IRA_COVER_CLASSES): Add FPUL_REGS.
1633 2008-08-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1636 * c-common.c (conversion_warning): Check for null operands.
1638 2008-08-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1641 * c-decl.c (check_for_loop_decls): Improve error message. Give
1644 2008-08-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1647 * c-typeck.c (WARN_FOR_ASSIGNMENT): Add OPT parameter.
1648 (convert_for_assignment): Pass corrent OPT_W* parameter to
1649 WARN_FOR_ASSIGNMENT.
1651 2008-08-27 Paolo Carlini <paolo.carlini@oracle.com>
1654 * c-common.c (fold_offsetof_1): Handle TARGET_EXPR like CALL_EXPR.
1656 2008-08-27 Paul Brook <paul@codesourcery.com>
1658 * config.gcc: Loosen checks for arm uclinux eabi targets.
1660 2008-08-27 Paul Brook <paul@codesourcery.com>
1662 * config/arm/t-arm-coff (LIB1ASMFUNCS): Add missing undescrore on
1664 * config/arm/t-linux (LIB1ASMFUNCS): Ditto.
1666 2008-08-26 Douglas Gregor <doug.gregor@gmail.com>
1668 * c-common.c (do_switch_warnings): Look through the CONST_DECLs in
1669 the enumerators of an ENUMERAL_TYPE.
1670 * dbxout.c (dbxout_type): Ditto.
1672 2008-08-26 Andrew Pinski <andrew_pinski@playstation.sony.com>
1675 * fwprop.c (fwprop): Check that the loop_father is the outer loop.
1676 (fwprop_addr): Check that the loop_father is not the outer loop.
1678 2008-08-26 Paul Brook <paul@codesourcery.com>
1680 * config/arm/vfp.md: Document fmul{s,d} and fmac{s,d} types.
1681 Remove documentation entry for fmul type.
1682 Use fmuls to annotate single-precision multiplication patterns,
1683 fmuld to annotate double-precision multiplication patterns,
1684 fmacs to annotate single-precision multiply-accumulate patterns
1685 and fmacd to annotate double-precision multiply-accumulate patterns.
1686 * config/arm/vfp11.md: Update reservations accordingly.
1687 * config/arm/arm.md: Note that certain values of the "type"
1688 attribute are documented in vfp.md.
1689 * config/arm/arm1020e.md: Remove out of date duplicate comment.
1690 (v10_cvt): Use new fmul types.
1692 2008-08-26 Paul Brook <paul@codesourcery.com>
1694 * config/arm/vfp.md: Move pipeline description for VFP11 to...
1695 * config/arm/vfp11.md: ...here. New.
1696 * config/arm/arm.md: Include vfp11.md.
1698 2008-08-26 Hans-Peter Nilsson <hp@axis.com>
1700 * opts.c (decode_options) [!IRA_COVER_CLASSES]: Add missing
1701 parameter to inform call.
1703 2008-08-26 Jeff Law <law@redhat.com>
1705 * mn10300.md (movqi, movhi): Split i->d*a case into two cases to
1706 avoid the possibility of getting DATA_OR_ADDRESS_REGS as the
1707 preferred class when copying a constant into a partial word register.
1709 2008-08-26 Ben Elliston <bje@au.ibm.com>
1711 * rtlanal.c: Fix uses of "it's" with "its" where appropriate.
1712 * cp/typeck.c: Likewise.
1713 * cp/tree.c: Likewise.
1714 * gimple-low.c: Likewise.
1717 2008-08-26 Vladimir Makarov <vmakarov@redhat.com>
1719 * ira-build.c, ira-color.c, ira-costs.c, ira.h, ira-lives.c,
1720 ira.c, ira-conflicts.c, ira-emit.c, ira-int.h: New files.
1722 * doc/passes.texi: Describe IRA.
1724 * doc/tm.texi (IRA_COVER_CLASSES,
1725 IRA_HARD_REGNO_ADD_COST_MULTIPLIER): Describe the new macros.
1727 * doc/invoke.texi (ira-max-loops-num): Describe the new parameter.
1728 (-fira, -fira-algorithm, -fira-coalesce, -fno-ira-move-spills,
1729 -fira-propagate-cost, -fno-ira-share-save-slots,
1730 -fno-ira-share-spill-slots, -fira-verbose): Describe new options.
1732 * flags.h (ira_algorithm): New enumeration.
1733 (flag_ira_algorithm, flag_ira_verbose): New external variable
1736 * postreload.c (gate_handle_postreload): Don't do post reload
1737 optimizations unless the reload is completed.
1739 * reload.c (push_reload, find_dummy_reload): Use DF_LR_OUT for
1742 * tree-pass.h (pass_ira): New external variable declaration.
1744 * reload.h: Add 2008 to the Copyright.
1746 * cfgloopanal.c: Include params.h.
1747 (estimate_reg_pressure_cost): Decrease cost for IRA optimization
1750 * params.h (IRA_MAX_LOOPS_NUM): New macro.
1752 * toplev.c (ira.h): New include.
1753 (flag_ira_algorithm, flag_ira_verbose): New external variables.
1754 (backend_init_target): Call ira_init.
1755 (backend_init): Call ira_init_once.
1756 (finalize): Call finish_ira_once.
1758 * toplev.h (flag_ira, flag_ira_coalesce, flag_ira_move_spills,
1759 flag_ira_share_save_slots, flag_ira_share_spill_slots): New
1762 * regs.h (contains_reg_of_mode, move_cost, may_move_in_cost,
1763 may_move_out_cost): New external variable declarations.
1764 (move_table): New typedef.
1766 * caller-save.c: Include headers output.h and ira.h.
1767 (no_caller_save_reg_set): New global variable.
1768 (save_slots_num, save_slots): New variables.
1769 (reg_save_code, reg_restore_code, add_stored_regs): Add
1771 (init_caller_save): Set up no_caller_save_reg_set.
1772 (init_save_areas): Reset save_slots_num.
1773 (saved_hard_reg): New structure.
1774 (hard_reg_map, saved_regs_num, all_saved_regs): New variables.
1775 (initiate_saved_hard_regs, new_saved_hard_reg,
1776 finish_saved_hard_regs, saved_hard_reg_compare_func): New
1778 (setup_save_areas): Add code for sharing stack slots.
1779 (all_blocks): New variable.
1780 (save_call_clobbered_regs): Process pseudo-register too.
1781 (mark_set_regs): Process pseudo-register too.
1782 (insert_one_insn): Put the insn after bb note in a empty basic
1783 block. Add insn check.
1785 * global.c (eliminable_regset): Make it external.
1786 (mark_elimination): Use DF_LR_IN for IRA.
1787 (pseudo_for_reload_consideration_p): New.
1788 (build_insn_chain): Make it external. Don't ignore spilled
1789 pseudos for IRA. Use pseudo_for_reload_consideration_p.
1790 (gate_handle_global_alloc): New function.
1791 (pass_global_alloc): Add the gate function.
1793 * opts.c (decode_options): Set up flag_ira. Print the warning for
1795 (common_handle_option): Process -fira-algorithm and -fira-verbose.
1797 * timevar.def (TV_IRA, TV_RELOAD): New passes.
1799 * regmove.c (regmove_optimize): Don't do replacement of output for
1802 * hard-reg-set.h (no_caller_save_reg_set, reg_class_subclasses):
1803 New external variable declarations.
1805 * local-alloc.c (update_equiv_regs): Make it external. Return
1806 true if jump label rebuilding should be done. Rescan new_insn for
1808 (gate_handle_local_alloc): New function.
1809 (pass_local_alloc): Add the gate function.
1811 * alias.c (value_addr_p, stack_addr_p): New functions.
1812 (nonoverlapping_memrefs_p): Use them for IRA.
1814 * common.opt (fira, fira-algorithm, fira-coalesce,
1815 fira-move-spills, fira-share-save-slots, fira-share-spill-slots,
1816 fira-verbose): New options.
1818 * regclass.c (reg_class_subclasses, contains_reg_of_mode,
1819 move_cost, may_move_in_cost, may_move_out_cost): Make the
1821 (move_table): Remove typedef.
1822 (init_move_cost): Make it external.
1823 (allocate_reg_info, resize_reg_info, setup_reg_classes): New
1826 * rtl.h (init_move_cost, allocate_reg_info, resize_reg_info,
1827 setup_reg_classes): New function prototypes.
1828 (eliminable_regset): New external variable declaration.
1829 (build_insn_chain, update_equiv_regs): New function prototypes.
1831 * Makefile.in (IRA_INT_H): New definition.
1832 (OBJS-common): Add ira.o, ira-build.o, ira-costs.o,
1833 ira-conflicts.o, ira-color.o, ira-emit.o, and ira-lives.o.
1834 (reload1.o, toplev.o): Add dependence on ira.h.
1835 (cfgloopanal.o): Add PARAMS_H.
1836 (caller-save.o): Add dependence on output.h and ira.h.
1837 (ira.o, ira-build.o, ira-costs.o, ira-conflicts.o, ira-color.o,
1838 ira-emit.o, ira-lives.o): New entries.
1840 * passes.c (pass_ira): New pass.
1842 * params.def (PARAM_IRA_MAX_LOOPS_NUM): New parameter.
1844 * reload1.c (ira.h): Include the header.
1845 (changed_allocation_pseudos): New bitmap.
1846 (init_reload): Initiate the bitmap.
1847 (compute_use_by_pseudos): Permits spilled registers in FROM.
1848 (temp_pseudo_reg_arr): New variable.
1849 (reload): Allocate and free temp_pseudo_reg_arr. Sort pseudos for
1850 IRA. Call alter_reg with the additional parameter. Don't clear
1851 spilled_pseudos for IRA. Restore original insn chain for IRA.
1852 Clear changed_allocation_pseudos at the end of reload.
1853 (calculate_needs_all_insns): Call IRA's mark_memory_move_deletion.
1854 (hard_regno_to_pseudo_regno): New variable.
1855 (count_pseudo): Check spilled pseudos. Set up
1856 hard_regno_to_pseudo_regno.
1857 (count_spilled_pseudo): Check spilled pseudos. Update
1858 hard_regno_to_pseudo_regno.
1859 (find_reg): Use better_spill_reload_regno_p. Check
1860 hard_regno_to_pseudo_regno.
1861 (alter_reg): Set up spilled_pseudos. Add a new parameter. Add
1863 (eliminate_regs_1): Use additional parameter for alter_reg.
1864 (finish_spills): Set up pseudo_previous_regs only for spilled
1865 pseudos. Call reassign_pseudos once for all spilled pseudos, pass
1866 more arguments. Don't clear live_throughout and dead_or_set for
1867 spilled pseudos. Use additional parameter for alter_reg. Call
1868 mark_allocation_change. Set up changed_allocation_pseudos.
1869 Remove sanity check.
1870 (emit_input_reload_insns, delete_output_reload): Use additional
1871 parameter for alter_reg. Call mark_allocation_change.
1872 (substitute, gen_reload_chain_without_interm_reg_p): New
1874 (reloads_conflict): Use gen_reload_chain_without_interm_reg_p.
1876 * testsuite/gcc.dg/20080410-1.c: New file.
1878 * config/s390/s390.h (IRA_COVER_CLASSES,
1879 IRA_HARD_REGNO_ADD_COST_MULTIPLIER): Define.
1881 * config/sparc/sparc.h (IRA_COVER_CLASSES): New macro.
1883 * config/i386/i386.h (IRA_COVER_CLASSES): Ditto.
1885 * config/ia64/ia64.h (IRA_COVER_CLASSES): Ditto.
1887 * config/rs6000/rs6000.h (IRA_COVER_CLASSES): Ditto.
1889 * config/arm/arm.h (IRA_COVER_CLASSES): Ditto.
1891 * config/alpha/alpha.h (IRA_COVER_CLASSES): Ditto.
1893 2008-08-24 Jeff Law <law@redhat.com>
1894 * ira.c (setup_reg_class_intersect_union): Prefer smallest class
1895 when ignoring unavailable registers.
1897 2008-08-24 Jeff Law <law@redhat.com>
1898 * ira-color.c (coalesced_pseudo_reg_slot_compare): Check
1899 FRAME_GROWS_DOWNWARD and STACK_GROWS_DOWNWARD.
1900 * ira.c (setup_eliminable_regset): Check stack_realign_needed.
1901 * config/mn10300/mn10300.h (IRA_COVER_CLASSES): New macro.
1903 2008-06-03 Steve Chamberlain <steve.chamberlain@gmail.com>
1904 * ira-build.c (allocno_range_compare_func): Stabilize sort.
1906 2008-05-29 Andy Hutchinson <hutchinsonandy@aim.com>
1907 * config/avr/avr.h (IRA_COVER_CLASSES): New macro.
1908 * reload1.c (find_reg): Process registers in register allocation order.
1910 2008-05-10 Richard Sandiford <rsandifo@nildram.co.uk>
1911 * toplev.c (backend_init_target): Move ira_init call from
1913 (lang_dependent_init_target): ...to here.
1915 2008-05-10 Richard Sandiford <rsandifo@nildram.co.uk>
1916 * ira.c (setup_class_subset_and_memory_move_costs): Don't
1917 calculate memory move costs for NO_REGS.
1919 2008-05-05 Kaz Kojima <kkojima@gcc.gnu.org>
1920 * ira-color.c (ira_fast_allocation): Use no_stack_reg_p only if
1921 STACK_REGS is defined.
1923 2008-04-08 Andrew Pinski <andrew_pinski@playstation.sony.com>
1924 * config/spu/spu.h (IRA_COVER_CLASSES): New macro.
1926 2008-04-04 Bernd Schmidt <bernd.schmidt@analog.com>
1927 * config/bfin/bfin.h (IRA_COVER_CLASSES): New macro.
1929 2008-04-04 Kaz Kojima <kkojima@gcc.gnu.org>
1930 * config/sh/sh.h (IRA_COVER_CLASSES): Define.
1931 * config/sh/sh.md (movsicc_true+3): Check if emit returns a
1934 2008-08-26 Victor Kaplansky <victork@il.ibm.com>
1935 Dorit Nuzman <dorit@il.ibm.com>
1937 * gcc/config/spu/spu.md (vec_extract_evenv4si,
1938 vec_extract_evenv4sf, vec_extract_evenv8hi,
1939 vec_extract_evenv16qi, vec_extract_oddv4si,
1940 vec_extract_oddv4sf, vec_extract_oddv8hi, vec_extract_oddv16qi,
1941 vec_interleave_highv4sf, vec_interleave_lowv4sf,
1942 vec_interleave_highv4si, vec_interleave_lowv4si,
1943 vec_interleave_highv8hi, vec_interleave_lowv8hi,
1944 vec_interleave_highv16qi, vec_interleave_lowv16qi,
1945 vec_pack_trunc_v8hi, vec_pack_trunc_v4si): Implement.S
1947 2008-08-25 Janis Johnson <janis187@us.ibm.com>
1950 * config/rs6000/rs6000.c (optimization_options): Don't default to
1951 section anchors without toplevel reorder.
1953 2008-08-25 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
1955 * config/spu/spu_mfcio.h (mfc_begin_critical_section): New function.
1956 (mfc_end_critical_section): Likewise.
1958 2008-08-25 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
1960 * config/rs6000/rs6000.c (rs6000_handle_altivec_attribute): Propagate
1961 all type qualifiers from element type to vector type.
1963 2008-08-25 David Daney <ddaney@avtrex.com>
1965 * config/mips/mips.md (immediate_insn): Move up in file, fix
1966 comment typo, reformat.
1967 (fetchop_bit, atomic_hiqi_op memory_barrier,
1968 sync_compare_and_swap<mode>, compare_and_swap_12, sync_add<mode>,
1969 sync_<optab><mode>, sync_<optab>_12, sync_old_<optab><mode>,
1970 sync_old_<optab>_12, sync_new_<optab><mode>, sync_new_<optab>_12,
1971 sync_nand<mode>, sync_nand_12, sync_old_nand<mode>,
1972 sync_old_nand_12, sync_new_nand<mode>, sync_new_nand_12,
1973 sync_sub<mode>, sync_old_add<mode>, sync_old_sub<mode>,
1974 sync_new_add<mode>, sync_new_sub<mode>, sync_<optab><mode>,
1975 sync_old_<optab><mode>, sync_new_<optab><mode>, sync_nand<mode>,
1976 sync_old_nand<mode>, sync_new_nand<mode>,
1977 sync_lock_test_and_set<mode>, sync_lock_test_and_set<mode>,
1978 test_and_set_12): Moved to sync.md.
1980 * config/mips/sync.md: New file.
1982 2008-08-25 Richard Henderson <rth@redhat.com>
1984 * dwarf2out.c (def_cfa_1): Don't scale by DWARF_CIE_DATA_ALIGNMENT.
1985 (regsave): Likewise.
1986 (lookup_cfa_1): Don't rescale by DWARF_CIE_DATA_ALIGNMENT.
1987 (output_cfi_directive): Likewise.
1988 (div_data_align): New.
1989 (output_cfi): Use it.
1991 2008-08-24 Adam Nemet <anemet@caviumnetworks.com>
1993 * config.gcc (mips64*-*-linux*): Handle mips64octeon*-*-linux*.
1994 * config/mips/mips.h (enum processor_type): Add PROCESSOR_OCTEON.
1995 (TARGET_OCTEON): New macro.
1996 (TARGET_CPU_CPP_BUILTINS): Define __OCTEON__ for Octeon.
1997 (MIPS_ISA_LEVEL_SPEC, MIPS_ARCH_FLOAT_SPEC): Handle -march=octeon.
1998 (ISA_HAS_POP): New macro.
1999 * config/mips/driver-native.c (host_detect_local_cpu): Handle
2001 * config/mips/mips.c (mips_cpu_info_table, mips_rtx_cost_data):
2003 * config/mips/mips.md (cpu): Add octeon.
2004 (type): Add pop attribute value.
2005 (popcount<mode>2): New pattern.
2006 * doc/invoke.texi (-march=@var{arch}): Add octeon.
2008 2008-08-24 Jan Hubicka <jh@suse.cz>
2010 * doc/invoke.texi (-fipa-cp-clone): New option.
2011 (-fipa-cp): Update docs.
2012 (--param ipcp-unit-growth):New.
2013 * ipa-cp.c: Include fibheap.h, params.h
2014 (ipcp_initialize_node_lattices): When not cloning, all externally
2015 visible functions are bottom.
2016 (ipcp_need_redirect_p): Accept clones.
2017 (ipcp_insert_stage): Use cost driven heuristics.
2018 (max_count, dead_nodes): New static vars.
2019 (ipcp_need_original_clone_p, ipcp_estimate_cloning_cost,
2020 ipcp_const_param_count): New functions.
2021 * common.opt (ipa-cp-clone): New command line option.
2022 * params.def (ipcp-unit-growth): New.
2024 2008-08-24 Jan Hubicka <jh@suse.cz>
2026 * tree-inline.c (tree_function_versioning): Look harder
2027 for referenced vars.
2029 2008-08-24 Razya Ladelsky <razya@il.ibm.com>
2031 PR tree-optimization/37185
2032 * matrix-reorg.c (transform_access_sites): Update changed stmt.
2034 2008-08-23 Jan Hubicka <jh@suse.cz>
2036 * ipa-cp.c (ipcp_analyze_node): New function.
2037 (ipcp_update_cloned_node): Use it.
2038 (ipcp_init_stage): Likewise.
2039 * ipa-inline.c (function_insertion_hook_holder): New static var.
2040 (analyze_function): Break out from ....
2041 (inline_generate_summary): Here; register insertion hook.
2042 (cgraph_decide_inlining): Remove hook.
2043 (add_new_function): New function.
2045 2008-08-23 Jan Hubicka <jh@suse.cz>
2047 * opts.c (decode_options): Revert accidental change enabling ipa-cp.
2049 2008-08-23 Jan Hubicka <jh@suse.cz>
2051 * ipa-cp.c (constant_val_insert): Remove.
2052 (ipcp_propagate_one_const): Remove.
2053 (ipcp_create_replace_map): Always insert replacements to the map.
2054 (ipcp_insert_stage): Do not try to insert statements by hand.
2055 * tree-inline.c (insert_init_stmt): Break out from ...
2056 (setup_one_parameter): ... here; allow NULL BB pointer.
2057 (tree_function_versioning): Use setup_one_parameter to process
2060 2008-08-23 Jan Hubicka <jh@suse.cz>
2062 * tree.c (decl_address_ip_invariant_p): New function.
2063 * tree.h (decl_address_ip_invariant_p): Declare.
2064 * gimple.c (strip_invariant_refs): Break out from ...
2065 (is_gimple_invariant_address): ... here
2066 (is_gimple_ip_invariant_address): New function.
2067 (is_gimple_ip_invariant): New function.
2068 * gimple.h (is_gimple_ip_invariant_address, is_gimple_ip_invariant):
2071 * ipa-cp.c (ipcp_lat_is_const): Remove handling of IPA_CONST_VALUE_REF.
2072 (ipcp_lat_is_insertable): All constants are insertable.
2073 (ipcp_lattice_from_jfunc, ipcp_print_all_lattices): Remove handling of
2074 IPA_CONST_VALUE_REF.
2075 (ipcp_initialize_node_lattices): Propagate all types of operands.
2076 (build_const_val): Do not handle IPA_CONST_VALUE_REF.
2077 (ipcp_create_replace_map): Reformat.
2078 (ipcp_need_redirect_p): Simplify.
2079 (ipcp_insert_stage): Check that argument is used before clonning.
2080 * ipa-prop.c (ipa_print_node_jump_functions): Do not handle IPA_CONST_REF.
2081 (compute_scalar_jump_functions): Simplify using is_gimple_ip_invariat.
2082 (determine_cst_member_ptr): Keep wrapping ADDR_EXPR of members.
2083 (update_call_notes_after_inlining): Expect ADDR_EXPR in operand.
2084 * ipa-prop.h (jump_func_type): Remove IPA_CONST_REF.
2085 (jump_func_type): Remove IPA_CONST_VALUE_REF.
2086 * tree-inline.c (tree_function_versioning): Add variables referenced by
2089 2008-08-23 Jan Hubicka <jh@suse.cz>
2092 * i386.c (standard_80387_constant_p): Use optimize_size.
2094 2008-08-23 Ira Rosen <irar@il.ibm.com>
2096 PR tree-optimization/37161
2097 * tree-vectorizer.h (vect_get_smallest_scalar_type): Declare.
2098 * tree-vect-analyze.c (vect_get_smallest_scalar_type): New function.
2099 (vect_determine_vectorization_factor): Move the scalar type
2100 retrieval to vect_get_smallest_scalar_type.
2101 (vect_build_slp_tree): Call vect_get_smallest_scalar_type to get
2102 scalar type. Remove redundant computation.
2103 * tree-vect-transform.c (vect_get_constant_vectors): Add argument.
2104 (vect_get_slp_defs): Take the type of RHS into account if
2105 necessary by calling vect_get_smallest_scalar_type. Call
2106 vect_get_constant_vectors with additional argument.
2108 2008-08-23 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
2111 * doc/invoke.texi (Wwrite-strings): Clarify description.
2113 2008-08-23 Ira Rosen <irar@il.ibm.com>
2115 PR tree-optimization/37174
2116 * tree-vect-analyze.c (vect_get_and_check_slp_defs): Check that the
2117 def stmt is a part of the loop before accessing its stmt_vec_info.
2119 2008-08-22 Anatoly Sokolov <aesok@post.ru>
2122 * config/avr/avr.md (UNSPEC_SWAP): New constants.
2123 (*swap): New insn pattern.
2124 (*ashlqi3): Rename from ashlqi3 insn pattern.
2125 (ashlqi3): New expanders.
2126 (*lshrqi3): Rename from lshrqi3 insn pattern.
2127 (lshrqi3): New expanders.
2128 (ashlqi3_const4, ashlqi3_const5, ashlqi3_const6, lshrqi3_const4,
2129 lshrqi3_const5, lshrqi3_const6): New splitters.
2130 (andi, ashlqi3_l_const4, ashlqi3_l_const5, ashlqi3_l_const6,
2131 lshrqi3_l_const4, lshrqi3_l_const5, lshrqi3_l_const6): Define
2134 2008-08-22 Richard Guenther <rguenther@suse.de>
2136 PR tree-optimization/37078
2137 * tree-vrp.c (extract_range_from_unary_expr): Avoid generating
2138 [+INF, +INF] ranges.
2140 2008-08-22 Richard Guenther <rguenther@suse.de>
2142 PR tree-optimization/37143
2143 * tree-vect-transform.c (vect_create_cond_for_align_checks): Build
2144 a conversion statement instead of a copy.
2146 2008-08-22 Uros Bizjak <ubizjak@gmail.com>
2149 * config/i386/i386.c (ix86_match_ccmode): Handle CCAmode,
2150 CCCmode, CCOmode and CCSmode destination modes.
2153 * config/i386/mmx.md (*vec_extractv2sf_0): Avoid combining registers
2154 from different units in a single alternative.
2155 (*vec_extractv2sf_1): Ditto.
2156 (*vec_extractv2si_0): Ditto.
2157 (*vec_extractv2si_1): Ditto.
2158 * config/i386/sse.md (sse2_storehpd): Ditto.
2159 (sse2_storelpd): Ditto.
2160 (sse2_loadhpd): Ditto.
2161 (sse2_loadlpd): Ditto.
2164 * config/i386/i386.md (clzsi2_abm): Fix operand 1 constraints.
2165 (popcountsi2): Ditto.
2166 (clzdi2_abm): Ditto.
2167 (popcountdi2): Ditto.
2168 (clzhi2_abm): Ditto.
2169 (popcounthi2): Ditto.
2171 2008-08-22 Richard Guenther <rguenther@suse.de>
2175 * fold-const.c (extract_muldiv_1): Optimize (X * C1) % C2 only
2176 if the multiplication does not overflow.
2178 2008-08-21 Nathan Sidwell <nathan@codesourcery.com>
2180 * c-ppoutput.c (init_pp_output): Initialize src_line to 1.
2182 2008-08-21 Richard Henderson <rth@redhat.com>
2184 * configure.ac (HAVE_GAS_CFI_PERSONALITY_DIRECTIVE): Remove
2185 spurrious comma from test.
2186 * configure: Rebuild.
2188 2008-08-21 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
2191 * builtins.c (fold_builtin_next_arg): Add warning about undefined
2194 2008-08-21 Aldy Hernandez <aldyh@redhat.com>
2196 * c-tree.h (grokfield): New argument.
2197 * c-decl.c (grokfield): Handle new location argument.
2198 * c-parser.c (c_parser_struct_declaration): Pass location to
2201 2008-08-21 Richard Guenther <rguenther@suse.de>
2203 * tree-ssa-ccp.c (ccp_fold): Fold VIEW_CONVERT_EXPRs of constants.
2205 2008-08-21 Jan Hubicka <jh@suse.cz>
2207 * cgraph.c (first_cgraph_function_insertion_hook): New variable.
2208 (cgraph_add_function_insertion_hook,
2209 cgraph_remove_function_insertion_hook,
2210 cgraph_call_function_insertion_hooks): New functions.
2211 * cgraph.h (cgraph_add_function_insertion_hook,
2212 cgraph_remove_function_insertion_hook,
2213 cgraph_call_function_insertion_hooks): Declare.
2214 * ipa-reference.c (function_insertion_hook_holder): New variable.
2215 (check_operand, look_for_address_of): When checking late, do not care
2216 about module bitmaps.
2217 (add_new_function): New function.
2218 (generate_summary): Register hooks; zero module bitmaps.
2219 (propagate): Unregister hooks.
2220 * ipa-pure-const.c (function_insertion_hook_holder): New variable.
2221 (add_new_function): New function.
2222 (generate_summary): Register hook.
2223 (propagate): Remove hook.
2225 * ipa-cp.c (ipcp_need_redirect_p): Fix to not be constant 0.
2227 * tree-pass.h (pass_ipa_cp): Make ipa_opt_pass.
2228 * ipa-cp.c (ipcp_update_cloned_node): New function.
2229 (build_const_val): Handle functions correctly; bring type logic
2230 into sync with tree-inline.c
2231 (ipcp_init_stage): Take care of computing stuff needed by
2232 indirect inlining; update clones.
2233 (ipcp_generate_summary): Break out of ipcp_driver.
2234 (ipcp_driver): Do only execution and transformation.
2235 (pass_ipa_cp): Make IPA_PASS.
2236 * tree-ssa-ccp.c (fold_stmt_r): Check type before trying to fold
2238 * ipa-inline.c (inline_indirect_intraprocedural_analysis): When doing
2239 ipcp, some info is already available.
2240 * ipa-prop.c (ipa_count_arguments): Grow edge lists as needed.
2241 * tree-inline.c (remap_ssa_name): Unshare expression.
2243 2008-08-21 Richard Guenther <rguenther@suse.de>
2245 * tree-ssa-pre.c (insert_into_preds_of_block): Before inserting
2246 a PHI ask VN if it is already available.
2247 * tree-ssa-sccvn.h (vn_phi_lookup): Declare.
2248 * tree-ssa-sccvn.c (vn_phi_lookup): Export.
2250 2008-08-21 Richard Guenther <rguenther@suse.de>
2253 * tree-chrec.c (chrec_apply): Always call chrec_fold_plus which
2254 makes sure to produce a result of the correct type.
2256 2008-08-21 Jan Hubicka <jh@suse.cz>
2257 Backport from LTO branch:
2259 2008-05-05 Kenneth Zadeck <zadeck@naturalbridge.com>
2260 Jan Hubicka <jh@suse.cz>
2263 (init_state, finish_state, set_function_state, generate_summary):
2265 (scan_stmt): Renamed from scan_function. Changed to keep state in
2266 local static vars rather than cgraph aux field.
2267 (propagate): Renamed from static_execute. Changed to keep state in
2268 local static vars rather than cgraph aux field.
2269 (pass_ipa_pure_const): Changed from SIMPLE_IPA_PASS to IPA_PASS.
2270 * tree-pass.h (pass_ipa_pure_const): Turn into IPA_PASS.
2272 2008-07-15 Kenneth Zadeck <zadeck@naturalbridge.com>
2274 * tree-pass.h (pass_ipa_reference): Make into ipa_opt_pass.
2275 * ipa-reference.c (init_function_info, generate_summary,
2276 propagate): New functions.
2277 (analyze_function): Call init_function_info.
2278 (static_execute): Stripped into generate_summary and propagate.
2279 (pass_ipa_reference): Made into ipa_opt_pass.
2281 2008-08-21 Richard Guenther <rguenther@suse.de>
2283 PR tree-optimization/37181
2284 * tree-vrp.c (extract_range_from_binary_expr): Check for NULL
2286 (extract_range_from_unary_expr): Likewise.
2288 2008-08-21 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
2290 * diagnostic.c (pedwarn_at): Rename as pedwarn.
2292 * toplev.h (pedwarn_at): Likewise.
2293 * builtins.c: Update all calls to pedwarn.
2294 * c-lex.c: Likewise.
2295 * toplev.c: Likewise.
2296 * c-tree.h: Likewise.
2297 * c-decl.c: Likewise.
2298 * c-errors.c: Likewise.
2299 * c-typeck.c: Likewise.
2300 * c-common.c: Likewise.
2301 * c-parser.c: Likewise.
2303 2008-08-20 Joseph Myers <joseph@codesourcery.com>
2306 * config/sparc/sparc.c (function_arg_slotno): Handle structure
2307 with MODE_VECTOR_INT mode.
2309 2008-08-21 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
2312 * tree-ssa.c (warn_uninit): Do not warn for variables that can be
2313 initialized outside the current module.
2314 (warn_uninitialized_var): Ignore left-hand side when walking the
2315 trees. Ignore address expressions. Examine VUSE operands in gimple
2316 statements with a variable declaration on the right-hand side.
2318 2008-08-20 Richard Sandiford <rdsandiford@googlemail.com>
2321 * rtlanal.c (subreg_offset_representable_p): Revert last change.
2323 2008-08-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
2326 * c-common.c (conversion_warning): Do not warn if applying bit-and
2327 operator to unsigned constant that fits in the target type.
2329 2008-08-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
2332 * c-common.c (conversion_warning): Do not warn for artificial
2335 2008-08-20 Richard Guenther <rguenther@suse.de>
2337 * tree-vrp.c (op_with_constant_singleton_value_range): New function.
2338 (extract_range_from_binary_expr): Fall back to constant propagation.
2339 (extract_range_from_unary_expr): Likewise.
2341 2008-08-20 Richard Guenther <rguenther@suse.de>
2343 * tree-ssa-ccp.c (maybe_fold_stmt_indirect): Do not mess
2344 with TREE_THIS_VOLATILE on shared nodes.
2345 (fold_stmt_r): Likewise.
2347 2008-08-20 Jakub Jelinek <jakub@redhat.com>
2350 * c-parser.c (c_parser_attributes): For keywords use canonical
2351 spelling for attr_name.
2353 2008-08-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
2355 * value-prof.c (check_counter): Revert wrong call to error.
2357 2008-08-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
2359 * profile.c: Update calls to inform.
2360 * value-prof.c: Update calls to inform.
2362 2008-08-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
2364 * diagnostic.c (inform): Add an explicit location_t parameter.
2365 * toplev.h (inform): Update declaration.
2366 * builtins.c: Update all calls to inform.
2367 * c-common.c: Likewise.
2368 * c-decl.c: Likewise.
2369 * c-opts.c: Likewise.
2370 * c-pch.c: Likewise.
2371 * c-pragma.c: Likewise.
2372 * c-typeck.c: Likewise.
2373 * coverage.c: Likewise.
2375 * toplev.c: Likewise.
2376 * tree-cfg.c: Likewise.
2377 * tree-ssa.c: Likewise.
2379 2008-08-20 H.J. Lu <hongjiu.lu@intel.com>
2382 * config/i386/i386.c (ix86_expand_vector_init_one_nonzero): In
2383 V2DI mode, for SSE4.1, use movq instead of vector set if the
2384 second element is zero and inter-unit moves are OK.
2386 2008-08-20 Richard Guenther <rguenther@suse.de>
2388 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): More
2389 properly handle conversion/copy chains after tuplification.
2391 2008-08-20 Richard Guenther <rguenther@suse.de>
2393 * passes.c (init_optimization_passes): Move the second
2394 forwprop pass before alias computation. Remove the second
2395 DCE pass. Remove the first dominator and phi copy/const
2398 2008-08-20 Nick Clifton <nickc@redhat.com>
2400 * configure.ac (HAVE_GAS_CFI_DIRECTIVE): Always test for assembler
2401 support of this feature. Do not assume that a sufficiently new
2402 assembler will support the feature regardless of the target type.
2403 (HAVE_GAS_CFI_PERSONALITY_DIRECTIVE): Likewise.
2404 * configure: Regenerate.
2406 2008-08-20 Richard Guenther <rguenther@suse.de>
2408 * tree-vrp.c (found_in_subgraph): Remove.
2409 (live): New global static.
2410 (live_on_edge): New function.
2411 (blocks_visited): Remove.
2412 (register_edge_assert_for_2): Use live_on_edge.
2413 (find_conditional_asserts): Remove code dealing with
2414 found_in_subgraph. Do not walk the CFG.
2415 (find_switch_asserts): Likewise.
2416 (find_assert_locations_1): Renamed from find_assert_locations.
2417 Move finding assert locations for conditional and switch
2418 statements first. Update live bitmap. Do not walk the CFG.
2419 (find_assert_locations): New function.
2420 (insert_range_assertions): Remove entry of CFG walk.
2421 Adjust call to find_assert_locations.
2422 * tree-ssa-pre.c (do_regular_insertion): Ignore critical edges
2423 that only can appear because of fake exit edges but assert we
2424 never try to insert on those.
2425 (fini_pre): Do not remove fake exit edges here...
2426 (execute_pre): ...but here, before committing edge inserts.
2428 2008-08-19 Richard Guenther <rguenther@suse.de>
2430 * passes.c (init_optimization_passes): Exchange store-ccp
2433 2008-08-19 Rafael Espindola <espindola@google.com>
2435 * varasm.c (weak_decls): Move earlier in the file.
2436 (assemble_external): Add weak decls to the weak_decls list.
2437 (declare_weak): Don't add decls to the weak_decls list.
2439 2008-08-19 H.J. Lu <hongjiu.lu@intel.com>
2442 * config/i386/sse.md (sse2_punpckhqdq, sse2_punpcklqdq): Moved
2443 before (sse2_shufpd_<mode>).
2445 2008-08-19 Jakub Jelinek <jakub@redhat.com>
2448 * pretty-print.c (pp_base_format): Deal with recursive BLOCK trees.
2449 * tree.c (block_nonartificial_location): Likewise.
2451 2008-08-19 Richard Guenther <rguenther@suse.de>
2453 PR tree-optimization/35972
2454 PR tree-optimization/23094
2455 * tree-ssa-sccvn.h (vn_reference_lookup_pieces): Add maywalk
2457 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Properly
2458 handle MISALIGNED_INDIRECT_REF.
2459 (get_ref_from_reference_ops): New helper.
2460 (vn_reference_lookup_pieces): Walk the use-def chain using the
2461 alias-oracle if requested.
2462 * tree-ssa-pre.c (phi_translate_1): Do reference lookup with
2463 walking the use-def chain.
2464 (compute_avail): But not here.
2465 (create_component_ref_by_pieces_1): Properly handle
2466 MISALIGNED_INDIRECT_REF.
2467 (do_regular_insertion): Handle fully redundant
2468 expressions after PHI-translation also for SSA_NAME values, not
2469 only constants. Correctly use edoubleprime for that.
2471 2008-08-19 Ira Rosen <irar@il.ibm.com>
2473 * tree-vectorizer.c (supportable_widening_operation): Support
2474 multi-step conversion, return the number of steps in such conversion
2475 and the required intermediate types.
2476 (supportable_narrowing_operation): Likewise.
2477 * tree-vectorizer.h (vect_pow2): New function.
2478 (supportable_widening_operation): Change argument types.
2479 (supportable_narrowing_operation): Likewise.
2480 (vectorizable_type_promotion): Add an argument.
2481 (vectorizable_type_demotion): Likewise.
2482 * tree-vect-analyze.c (vect_analyze_operations): Call
2483 vectorizable_type_promotion and vectorizable_type_demotion with
2484 additional argument.
2485 (vect_get_and_check_slp_defs): Detect patterns.
2486 (vect_build_slp_tree): Add an argument, don't fail in case of multiple
2488 (vect_analyze_slp_instance): Don't fail in case of multiple types. Call
2489 vect_build_slp_tree with correct arguments. Calculate unrolling factor
2490 according to the smallest type in the loop.
2491 (vect_detect_hybrid_slp_stmts): Include statements from patterns.
2492 * tree-vect-patterns.c (vect_recog_widen_mult_pattern): Call
2493 supportable_widening_operation with correct arguments.
2494 * tree-vect-transform.c (vect_get_slp_defs): Allocate output vector
2495 operands lists according to the number of vector statements in left
2496 or right node, if exists.
2497 (vect_gen_widened_results_half): Remove unused argument.
2498 (vectorizable_conversion): Call supportable_widening_operation,
2499 supportable_narrowing_operation, and vect_gen_widened_results_half
2500 with correct arguments.
2501 (vectorizable_assignment): Change documentation, support multiple
2503 (vectorizable_operation): Likewise.
2504 (vect_get_loop_based_defs): New function.
2505 (vect_create_vectorized_demotion_stmts): Likewise.
2506 (vectorizable_type_demotion): Support loop-aware SLP and general
2507 multi-step conversion. Call vect_get_loop_based_defs and
2508 vect_create_vectorized_demotion_stmts for transformation.
2509 (vect_create_vectorized_promotion_stmts): New function.
2510 (vectorizable_type_promotion): Support loop-aware SLP and general
2511 multi-step conversion. Call vect_create_vectorized_promotion_stmts
2513 (vectorizable_store): Change documentation, support multiple
2515 (vectorizable_load): Likewise.
2516 (vect_transform_stmt): Pass SLP_NODE to
2517 vectorizable_type_promotion and vectorizable_type_demotion.
2518 (vect_schedule_slp_instance): Move here the calculation of number
2519 of vectorized statements for each node from...
2520 (vect_schedule_slp): ... here.
2521 (vect_transform_loop): Call vect_schedule_slp without the last
2524 2008-08-19 Dorit Nuzman <dorit@il.ibm.com>
2527 * tree-vect-transform.c (vect_create_epilog_for_reduction): Change =
2528 to == in assert statement.
2529 (vectorizable_reduction): Fix typo.
2531 2008-08-18 H.J. Lu <hongjiu.lu@intel.com>
2534 * value-prof.c (check_counter): Dereference pointer to overall
2535 count when printing it.
2537 2008-08-18 H.J. Lu <hongjiu.lu@intel.com>
2539 * profile.h: Really add it.
2541 2008-08-18 H.J. Lu <hongjiu.lu@intel.com>
2543 * mcf.c: Really add it.
2545 2008-08-18 Paul Yuan <yingbo.com@gmail.com>
2546 Vinodha Ramasamy <vinodha@google.com>
2548 * cgraph.c (cgraph_edge): Handle inconsistent counts when setting
2550 * value-prof.c (check_counter): Fix the counter if
2551 flag_profile_correction is true.
2552 (tree_divmod_fixed_value_transform, tree_mod_pow2_value_transform,
2553 tree_mod_subtract_transform):
2554 Follow check_counter parameter change.
2555 * common.opt (fprofile-correction): New option.
2557 * profile.h: Likewise.
2558 * profile.c (edge_info, EDGE_INFO): Moved to new file profile.h.
2559 (sum_edge_counts, is_edge_inconsistent, correct_negative_edge_counts,
2560 is_inconsistent, set_bb_counts, read_profile_edge_counts): New
2562 (compute_branch_probabilities): Refactored. Invokes mcf_smooth_cfg if
2563 flag_profile_correction is set.
2565 2008-08-18 Richard Sandiford <rdsandiford@googlemail.com>
2567 * rtlanal.c (subreg_offset_representable_p): Check HARD_REGNO_MODE_OK.
2569 2008-08-18 Tomas Bily <tbily@suse.cz>
2571 * tree.h (IS_CONVERT_EXPR_CODE_P): Renamed to CONVERT_EXPR_CODE_P.
2572 * tree-ssa-threadedge.c (simplify_control_stmt_condition): Use
2574 * tree-data-ref.c (split_constant_offset_1): Likewise.
2575 * tree-inline.c (estimate_operator_cost): Use CASE_CONVERT.
2576 * tree-sra.c (sra_walk_expr): Likewise.
2577 * matrix-reorg.c (ssa_accessed_in_assign_rhs): Likewise.
2578 * tree-ssa-loop-niter.c (expand_simple_operations): Likewise.
2579 * gimple.h (gimple_assign_cast_p): Use CONVERT_EXPR_CODE_P.
2580 * tree-ssa-structalias.c (find_func_aliases, find_func_aliases):
2582 * gimple.c (gimple_assign_unary_nop_p): Likewise.
2583 * tree-vect-transform.c (vectorizable_type_demotion)
2584 (vectorizable_type_promotion): Likewise.
2585 * tree-inline.c (expand_call_inline):
2586 * tree-ssa-forwprop.c (get_prop_source_stmt, can_propagate_from)
2587 (forward_propagate_addr_expr_1, forward_propagate_comparison)
2588 (tree_ssa_forward_propagate_single_use_vars): Likewise.
2589 * expr.c (expand_expr_real_1): Likewise.
2590 * tree-ssa-dom.c (hashable_expr_equal_p, iterative_hash_hashable_expr)
2591 (gimple_assign_unary_useless_conversion_p): Likewise.
2592 * tree-stdarg.c (execute_optimize_stdarg): Likewise.
2593 * tree-ssa-ccp.c (ccp_fold, fold_gimple_assign): Likewise.
2594 * fold-const.c (fold_unary): Likewise.
2595 * tree.h (CONVERT_EXPR_P): Likewise.
2596 * tree.c (simple_cst_equal, iterative_hash_expr): Likewise.
2597 * tree-ssa-loop-im.c (rewrite_bittest): Likewise.
2599 (register_edge_assert_for_2, extract_range_from_unary_expr)
2600 (register_edge_assert_for_1): Likewise.
2602 2008-08-18 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
2604 * real.h (dconst_e, dconst_third, dconst_sqrt2, dconst_e_ptr,
2605 dconst_third_ptr, dconst_sqrt2_ptr): Declare.
2606 (enum real_value_const): Delete.
2607 (get_real_const): Delete.
2608 * real.c (get_real_const): Delete.
2609 (dconst_e_ptr): Define.
2610 (dconst_third_ptr): Define.
2611 (dconst_sqrt2_ptr): Define.
2612 * builtins.c: Update all callers.
2614 2008-08-18 Richard Guenther <rguenther@suse.de>
2616 * tree-ssa-reassoc.c (reassociate_bb): Properly reset the
2617 statement iterator after statement removal.
2619 2008-08-18 Andreas Tobler <a.tobler@schweiz.org>
2621 * config/rs6000/driver-rs6000.c (detect_caches_freebsd): New function.
2622 (detect_processor_freebsd): Likewise.
2623 (host_detect_local_cpu): Call newly added functions for FreeBSD.
2625 2008-08-18 Richard Guenther <rguenther@suse.de>
2627 * tree-cfg.c (verify_types_in_gimple_assign): Verify copies
2628 and loads have the correct types.
2630 2008-08-18 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
2633 * c-opts.c (cpp_opts): Remove static.
2634 * c-parser.c (cpp_opts): Declare it extern.
2635 (disable_extension_diagnostics): Handle cpp options.
2636 (enable_extension_diagnostics): Likewise.
2638 2008-08-18 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
2640 * diagnostics.c (permerror_at): Rename as permerror.
2641 (permerror): Delete.
2642 * toplev.h: Likewise.
2644 2008-08-18 Richard Guenther <rguenther@suse.de>
2646 * passes.c (init_optimization_passes): Remove cleanup_cfg1,
2647 sdse1 and addressables2 passes. Replace dce1 with cddce1.
2648 Move call_cdce before build_alias. Move copyrename2,
2649 cunrolli and ccp2 beafore build_alias. Re-add addressable2
2650 right after final inlining.
2651 * tree-cfg.c (build_gimple_cfg): Do not dump function here.
2652 (pass_build_cfg): But instead via TODO_dump_func.
2654 2008-08-18 Richard Guenther <rguenther@suse.de>
2656 * tree-sra.c (generate_element_init_1): Deal with NULL constructor
2658 (scalarize_init): If we failed to generate some initializers
2659 do not generate zeros for not instantiated members. Instead
2660 rely on the copy out.
2661 * tree-ssa-operands.c (get_addr_dereference_operands): Warn
2662 about missing flow-sensitive alias info only if we have
2665 2008-08-17 Nick Clifton <nickc@redhat.com>
2667 * doc/extend.texi (Function Attributes): Fix typo in description
2668 if hot function attribute.
2670 2008-08-17 Daniel Jacobowitz <dan@codesourcery.com>
2671 Richard Sandiford <rdsandiford@googlemail.com>
2673 * doc/install.texi (--with-mips-plt): Document.
2674 * doc/invoke.texi (-mplt, -mno-plt): Document.
2675 * config.gcc (mips*-*-*): Add mips-plt to supported_defaults
2676 and handle ${with_mips_plt}.
2677 * config/mips/mips.opt (mplt): New option.
2678 * config/mips/mips.h (TARGET_ABICALLS_PIC0): New macro.
2679 (TARGET_ABICALLS_PIC2): Likewise.
2680 (TARGET_GPWORD): Return false for TARGET_ABSOLUTE_ABICALLS.
2681 (OPTION_DEFAULT_SPECS): Add a mips-plt entry.
2682 (ASM_SPEC): Use !mabi=* instead of !mabi*.
2683 (MIPS_CALL): Use TARGET_ABICALLS_PIC2 instead of TARGET_ABICALLS
2684 to decide whether to output ".option picX" directives.
2685 * config/mips/linux.h (SUBTARGET_ASM_SPEC): Remove -mabi=64 handling.
2686 Pass -call_nonpic rather than -KPIC for -mplt.
2687 (BASE_DRIVER_SELF_SPECS): Remove -mplt if -mno-shared is not present
2688 on the command line. Also remove it when -mabi=64 is used without
2690 * config/mips/linux64.h (SUBTARGET_ASM_SPEC): Delete.
2691 * config/mips/mips.c (mips_use_pic_fn_addr_reg_p): Handle
2692 TARGET_ABICALLS_PIC0.
2693 (mips_classify_symbol): Use TARGET_ABICALLS_PIC2 instead of
2695 (mips16_build_function_stub): Only output ".option pic" directives
2696 and PIC stubs if TARGET_ABICALLS_PIC2. Call through $25 instead of $1.
2697 (mips16_build_call_stub): Fix comment and remove redundant
2698 ".set at"/"set .noat" directives.
2699 (mips_function_rodata_section): Use the default behaviour for
2700 TARGET_ABSOLUTE_ABICALLS.
2701 (mips_file_start): Emit ".option pic0" for TARGET_ABICALLS_PIC0.
2702 (mips_global_pointer): Handle TARGET_ABICALLS_PIC0.
2703 (mips_restore_gp): Do nothing if the current function doesn't use
2705 (mips_expand_prologue): Only save $gp if the current function uses it.
2706 Use a normal move for TARGET_ABICALLS_PIC0.
2707 (mips_override_options): Only set flag_pic if TARGET_ABICALLS_PIC2.
2709 2008-08-17 Richard Sandiford <rdsandiford@googlemail.com>
2711 * config/mips/mips.c (mips_save_reg_p): Don't short-circuit rest
2712 of function when handling GLOBAL_POINTER_REGNUM.
2714 2008-08-16 Eric Botcazou <ebotcazou@adacore.com>
2717 * common.opt (-fstack-check): Do not declare the variable here.
2718 (-fstack-check=): New option variant.
2719 * doc/invoke.texi (Code Gen Options): Document it.
2720 * expr.h (STACK_OLD_CHECK_PROTECT): New macro.
2721 (STACK_CHECK_PROTECT): Bump to 3 pages if DWARF-2 EH is used.
2722 (STACK_CHECK_STATIC_BUILTIN): New macro.
2723 * doc/tm.texi (Stack Checking): Document STACK_CHECK_STATIC_BUILTIN.
2724 * opts.c: Include expr.h.
2725 (common_handle_option) <OPT_fold_stack_check_>: New case.
2726 <OPT_fstack_check>: Likewise.
2727 * calls.c (initialize_argument_information): Use TYPE_SIZE_UNIT
2728 consistently in the test for variable-sized types. Adjust for
2729 new behaviour of flag_stack_check.
2730 * explow.c: Include except.h.
2731 (allocate_dynamic_stack_space): Do not take into account
2732 STACK_CHECK_MAX_FRAME_SIZE for static builtin stack checking.
2733 * function.c (gimplify_parameters): Use DECL_SIZE_UNIT in the test
2734 for variable-sized parameters. Treat all parameters whose size is
2735 greater than STACK_CHECK_MAX_VAR_SIZE as variable-sized if generic
2736 stack checking is enabled.
2737 * gimplify.c (gimplify_decl_expr): Treat non-static objects whose
2738 size is greater than STACK_CHECK_MAX_VAR_SIZE as variable-sized
2739 if generic stack checking is enabled.
2740 (expand_function_end): Adjust for new behaviour of flag_stack_check.
2741 * reload1.c (reload): Likewise.
2742 * stmt.c (expand_decl): Assert that all automatic variables have
2743 fixed size at this point and remove dead code.
2744 * flags.h (stack_check_type): New enumeration type.
2745 (flag_stack_check): Declare.
2746 * toplev.c (flag_stack_check): New global variable.
2747 * Makefile.in (opts.o): Add dependency on EXPR_H.
2748 (explow.o): Add dependency on except.h.
2750 2008-08-16 Andy Hutchinson <hutchinsonandy@aim.com>
2752 * config/avr/avr.c (avr_override_options): Reduce value of
2753 PARAM_INLINE_CALL_COST.
2755 2008-08-15 Eric Botcazou <ebotcazou@adacore.com>
2757 * expr.c (expand_expr_real_1) <VIEW_CONVERT_EXPR>: When converting
2758 to BLKmode, try to fetch an inner memory reference. Use 'mode' in
2759 lieu of TYPE_MODE (type) throughout.
2761 2008-08-15 Joseph Myers <joseph@codesourcery.com>
2763 * config/arm/arm.c (add_minipool_backward_ref): Check for
2764 8-byte-aligned entries in second case of forcing insertion after a
2765 particular entry. Change third case to avoid inserting
2766 non-8-byte-aligned entries before 8-byte-aligned ones.
2768 2008-08-15 Richard Guenther <rguenther@suse.de>
2770 * tree-ssa-ccp.c (maybe_fold_offset_to_reference): Do not
2771 strip components for unknown size accesses.
2773 2008-08-15 Wolfgang Gellerich <gellerich@de.ibm.com>
2775 * config/s390/2097.md New file.
2776 * config/s390/s390.md ("z10prop" attribute): Define none,
2777 z10_super, z10_super_E1, z10_super_A1, z10_super_c,
2778 z10_super_c_E1, z10_fwd, z10_fwd_A1, z10_fwd_A3, z10_fwd_E1,
2779 z10_rec, z10_fr, z10_fr_A3, z10_fr_E1, z10_c, and z10_cobra as
2780 possible values and apply them to insns as appropriate.
2781 ("type" attribute): Removed itof and added ftrunctf,ftruncdf,
2782 ftruncsd, ftruncdd, itoftf, itofdf, itofsf, itofdd, itoftd,
2783 fdivdd, fdivtd, floaddd, floadsd, fmuldd, fmultd, fsimpdd,
2784 fsimpsd, fsimptd, fstoredd, fstoresd, ftoidfp as possible
2786 ("bfp" mode attribute): Removed. Every occurence replaced
2788 * config/s390/s390.c (struct "z10_cost"): Updated entries.
2789 * config/s390/2084.md (insn_reservation "x_itof"): Updated
2792 2008-08-14 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
2795 * c-parser.c (c_lex_one_token): Do not store the canonical spelling
2798 2008-08-14 Dorit Nuzman <dorit@il.ibm.com>
2800 * tree-vect-transform.c (vect_create_epilog_for_reduction): Takes an
2801 additional argument. Support reduction when duplication is needed due
2802 to data-types of different sizes in the loop.
2803 (get_initial_def_for_induction): Fix printout.
2804 (vect_get_vec_def_for_stmt_copy): Support case where the
2805 vec_stmt_for_operand is a phi node.
2806 (vectorizable_reduction): Support reduction when duplication is needed
2807 due to data-types of different sizes in the loop.
2808 (vectorizable_call): Remove restriction to not vectorize in case we
2809 have data-types of different sizes in the loop.
2810 (vectorizable_conversion): Likewise.
2811 (vectorizable_operation): Likewise.
2812 (vectorizable_type_demotion): Likewise.
2813 (vectorizable_type_promotion): Likewise.
2814 (vectorizable_induction): Add restriction to not vectorize in case
2815 we have data-types of different sizes in the loop.
2817 2008-08-14 Christophe Saout <christophe@saout.de>
2818 Uros Bizjak <ubizjak@gmail.com>
2821 * config/i386/sse.md (vec_concatv2di): Remove movlps alternative.
2822 (*vec_concatv2di_rex64_sse4_1): Ditto.
2823 (*vec_concatv2di_rex64_sse): Ditto.
2825 2008-08-14 Jakub Jelinek <jakub@redhat.com>
2828 * fold-const.c (fold_widened_comparison): Do not allow
2829 sign changes that change the result even if shorter type
2830 is wider than arg1_unw's type.
2832 2008-08-13 Kazu Hirata <kazu@codesourcery.com>
2834 * gcc.dg/arm-g2.c, gcc.dg/arm-mmx-1.c, gcc.dg/arm-scd42-2.c:
2835 Skip if the multilib testing specifies -march that does not
2836 agree with the one specified in the testcase.
2838 2008-08-13 Joseph Myers <joseph@codesourcery.com>
2840 * config/sparc/sparc.c (emit_soft_tfmode_cvt): Explicitly sign or
2841 zero extend SImode values being converted to TFmode before passing
2844 2008-08-13 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
2846 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Predefine
2847 __PPU__ when targeting the Cell/B.E. PPU processor.
2849 2008-08-13 Eric Botcazou <ebotcazou@adacore.com>
2851 * gimple.h (gimple_call_set_chain): Accept SSA variables.
2852 * tree-ssa-pre.c (create_component_ref_by_pieces_1) <CALL_EXPR>:
2853 Rematerialize the static chain, if any.
2854 * tree-ssa-sccvn.c (copy_reference_ops_from_call): Also copy the
2857 2008-08-13 H.J. Lu <hongjiu.lu@intel.com>
2859 * dwarf2out.c (dwarf_stack_op_name): Remove prototype.
2860 (new_loc_descr): Likewise.
2861 (add_loc_descr): Likewise.
2862 (size_of_loc_descr): Likewise.
2863 (size_of_locs): Likewise.
2864 (output_loc_operands): Likewise.
2865 (output_loc_sequence): Likewise.
2866 (new_reg_loc_descr): New.
2867 (build_cfa_loc): Use it.
2868 (build_cfa_aligned_loc): Likewise.
2869 (one_reg_loc_descriptor): Likewise.
2870 (based_loc_descr): Likewise.
2872 2008-08-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
2875 * doc/invoke.texi (Wmain): Update.
2876 * c-decl.c (start_decl): warn_main is only 0 or 1.
2877 (start_function): Likewise. Fix formatting.
2878 (finish_function): Delete redundant warning.
2879 * c.opt (Wmain): Add Var(warn_main) and Init(-1).
2880 * c-opts (c_common_handle_option): -Wall only has effect if
2881 warn_main is uninitialized. OPT_Wmain is automatically
2882 handled. -pedantic also enables Wmain.
2883 (c_common_post_options): Handle all logic for Wmain here.
2884 * c-common.c (warn_main): Delete.
2885 (check_main_parameter_types): Make pedwarns conditional on
2887 * c-common.h (warn_main): Delete.
2889 2008-08-13 H.J. Lu <hongjiu.lu@intel.com>
2892 * expr.c (emit_group_store): Allocate stack temp with the
2893 largest alignment when copying from register to stack.
2895 2008-08-13 Richard Guenther <rguenther@suse.de>
2897 * tree.h (maybe_fold_offset_to_address): Declare.
2898 * tree-ssa-ccp.c (surely_varying_stmt_p): Fix typo in last commit.
2899 (ccp_fold): Handle pointer conversions the same as fold_stmt.
2900 Likewise for POINTER_PLUS_EXPR.
2901 (maybe_fold_offset_to_reference): Enable disabled code.
2902 (maybe_fold_offset_to_address): New function.
2903 (fold_stmt_r): Use it.
2904 (fold_gimple_assign): Likewise.
2905 * gimplify.c (gimplify_conversion): Use maybe_fold_offset_to_address.
2906 (gimplify_expr): Likewise.
2908 2008-08-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
2910 * toplev.h (pedwarn_at): Fix declaration.
2912 2008-08-13 Joseph Myers <joseph@codesourcery.com>
2914 * config/sparc/linux64.h (LINK_ARCH32_SPEC, LINK_ARCH64_SPEC,
2915 LINK_SPEC): Use %R in -Y P argument.
2917 2008-08-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
2920 * diagnostic.c (pedwarn_at): New.
2921 * toplev.h (pedwarn_at): Declare.
2922 * c-tree.h (build_enumerator): Update declaration.
2923 * c-decl.c (finish_enum): Update comment.
2924 (build_enumerator): Take a location parameter. Give a pedwarn but do
2925 not perform any conversion.
2926 * c-parser.c (c_parser_enum_specifier): Set correct location for
2929 2008-08-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
2932 * c-common.c (conversion_warning): Use a switch. Ignore boolean
2933 expressions except for conversions to signed:1 bitfields. Handle
2934 COND_EXPR with constant operands.
2936 2008-08-13 Richard Guenther <rguenther@suse.de>
2938 PR tree-optimization/15255
2939 * tree-ssa-reassoc.c (linearize_expr_tree): Declare.
2940 (struct oecount_s): New struct and VEC types.
2942 (oecount_hash): New function.
2943 (oecount_eq): Likewise.
2944 (oecount_cmp): Likewise.
2945 (zero_one_operation): New function.
2946 (build_and_add_sum): Likewise.
2947 (undistribute_ops_list): Perform un-distribution of multiplication
2948 and division on the chain of summands.
2949 (should_break_up_subtract): Also break up subtracts for factors.
2950 (reassociate_bb): Delete dead visited statements.
2951 Call undistribute_ops_list. Re-sort and optimize if it did something.
2952 * passes.c (init_optimization_passes): Move DSE before
2954 * tree-ssa-loop-niter.c (stmt_dominates_stmt_p): Correctly handle
2957 2008-08-12 Janis Johnson <janis187@us.ibm.com>
2959 * doc/invoke.texi (-fipa-pta): Say the option is experimental.
2961 * doc/invoke.texi: Revert unintended checkin.
2963 2008-08-12 Nathan Froyd <froydnj@codesourcery.com>
2966 * gcc.c (include_spec_function): Tweak call to find_a_file.
2968 2008-08-12 Jakub Jelinek <jakub@redhat.com>
2971 * expr.c (expand_expr_real_1): Handle TRUTH_ANDIF_EXPR
2972 and TRUTH_ORIF_EXPR.
2973 * dojump.c (do_jump): Likewise.
2975 PR tree-optimization/37084
2976 * tree-inline.c (copy_bb): Call gimple_regimplify_operands
2977 if id->regimplify, don't assume stmt is a cast assignment.
2979 2008-08-12 Anatoly Sokolov <aesok@post.ru>
2981 * final.c (final_scan_insn): Use app_enable/app_disable functions.
2983 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
2986 * builtins.c (do_mpfr_bessel_n): Fix copy-and-paste bug introduced
2989 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
2991 * defaults.h (TARGET_FLOAT_FORMAT): Remove.
2992 (UNKNOWN_FLOAT_FORMAT, IEEE_FLOAT_FORMAT, VAX_FLOAT_FORMAT): Remove.
2994 * config/alpha/alpha.h (TARGET_FLOAT_FORMAT): Remove.
2995 * config/iq2000/iq2000.h (TARGET_FLOAT_FORMAT): Remove.
2996 * config/pdp11/pdp11.h (TARGET_FLOAT_FORMAT): Remove.
2997 * config/score/score.h (TARGET_FLOAT_FORMAT): Remove.
2998 * config/vax/vax.h (TARGET_FLOAT_FORMAT): Remove.
3000 * doc/tm.texi (Storage Layout): Remove documentation for
3001 TARGET_FLOAT_FORMAT.
3003 * simplify-rtx.c (simplify_binary_operation_1): Replace
3004 TARGET_FLOAT_FORMAT check by appropriate HONOR_... checks.
3006 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
3008 * real.h (struct real_format): New member has_sign_dependent_rounding.
3009 * real.c (ieee_single_format, mips_single_format, motorola_single_format,
3010 spu_single_format, ieee_double_format, mips_double_format,
3011 motorola_double_format, ieee_extended_motorola_format,
3012 ieee_extended_intel_96_format, ieee_extended_intel_128_format,
3013 ieee_extended_intel_96_round_53_format, ibm_extended_format,
3014 mips_extended_format, ieee_quad_format, mips_quad_format,
3015 vax_f_format, vax_d_format, vax_g_format): Initialize it.
3016 * config/pdp11/pdp11.c (pdp11_f_format, pdp11_d_format): Likewise.
3018 * defaults.h (MODE_HAS_NANS, MODE_HAS_INFINITIES,
3019 MODE_HAS_SIGNED_ZEROS, MODE_HAS_SIGN_DEPENDENT_ROUNDING): Remove.
3020 * config/spu/spu.h (MODE_HAS_NANS, MODE_HAS_INFINITIES,
3021 MODE_HAS_SIGN_DEPENDENT_ROUNDING): Remove.
3022 (ROUND_TOWARDS_ZERO): Likewise.
3024 * real.h (REAL_MODE_FORMAT): Protect MODE against macro expansion.
3025 (FLOAT_MODE_FORMAT): New macro.
3026 (REAL_MODE_FORMAT_COMPOSITE_P): Remove, replace by ...
3027 (MODE_COMPOSITE_P): ... this new macro.
3028 (MODE_HAS_NANS, MODE_HAS_INFINITIES, MODE_HAS_SIGNED_ZEROS,
3029 MODE_HAS_SIGN_DEPENDENT_ROUNDING): New macros.
3030 * machmode.h (GET_MODE_INNER): Cast result to enum machine_mode.
3032 * flags.h: Include "real.h".
3034 * fold-const.c (const_binop): Use MODE_COMPOSITE_P instead of
3035 REAL_MODE_FORMAT_COMPOSITE_P.
3036 * simplify-rtx.c (simplify_const_binary_operation): Likewise.
3038 * doc/tm.texi (Storage Layout): Remove documentation of
3039 MODE_HAS_NANS, MODE_HAS_INFINITIES, MODE_HAS_SIGNED_ZEROS,
3040 MODE_HAS_SIGN_DEPENDENT_ROUNDING. Update documentation of
3041 ROUND_TOWARDS_ZERO and LARGEST_EXPONENT_IS_NORMAL to clarify
3042 they only apply to libgcc2.a.
3044 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
3046 * config/spu/float_disf.c: New file.
3047 * config/spu/float_unsdisf.c: New file.
3048 * config/spu/t-elf (LIB2FUNCS_STATIC_EXTRA): Add them.
3049 (LIB2FUNCS_EXCLUDE): Define.
3051 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
3052 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
3054 * real.h (struct real_format): New member round_towards_zero.
3055 * real.c (round_for_format): Respect fmt->round_towards_zero.
3056 (ieee_single_format, mips_single_format, motorola_single_format,
3057 spu_single_format, ieee_double_format, mips_double_format,
3058 motorola_double_format, ieee_extended_motorola_format,
3059 ieee_extended_intel_96_format, ieee_extended_intel_128_format,
3060 ieee_extended_intel_96_round_53_format, ibm_extended_format,
3061 mips_extended_format, ieee_quad_format, mips_quad_format,
3062 vax_f_format, vax_d_format, vax_g_format): Initialize it.
3063 * config/pdp11/pdp11.c (pdp11_f_format, pdp11_d_format): Likewise.
3065 * builtins.s (do_mpfr_arg1): Consider round_towards_zero member of
3066 real_format to choose rounding mode when calling MPFR functions.
3067 (do_mpfr_arg2, do_mpfr_arg3, do_mpfr_sincos): Likewise.
3068 (do_mpfr_bessel_n, do_mpfr_remquo, do_mpfr_lgamma_r): Likewise.
3070 * real.h (real_to_decimal_for_mode): Add prototype.
3071 * real.c (real_to_decimal_for_mode): Renames old real_to_decimal.
3072 Respect target rounding mode when generating decimal representation.
3073 (real_to_decimal): New stub for backwards compatibility.
3074 * c-cppbuiltin.c (builtin_define_with_hex_fp_value): Use
3075 real_to_decimal_for_mode instead of real_to_decimal.
3077 * config/spu/spu.md ("floatdisf2", "floatunsdisf2"): New.
3079 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
3080 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
3082 * real.c (spu_single_format): New variable.
3083 * real.h (spu_single_format): Declare.
3085 * config/spu/spu.c (spu_override_options): Install SFmode format.
3086 (spu_split_immediate): Use integer mode to operate on pieces of
3087 floating-point values in all cases.
3089 * config/spu/spu.md (UNSPEC_FLOAT_EXTEND, UNSPEC_FLOAT_TRUNCATE): New.
3090 ("extendsfdf2"): Use UNSPEC_FLOAT_EXTEND instead of FLOAT_EXTEND.
3091 ("truncdfsf2"): Use UNSPEC_FLOAT_TRUNCATE instead of FLOAT_TRUNCATE.
3093 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
3095 * config/spu/spu.c (spu_safe_dma): Respect TARGET_SAFE_DMA.
3097 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
3099 * config/spu/spu.h (DWARF_FRAME_RETURN_COLUMN): Define.
3101 2008-08-12 Jakub Jelinek <jakub@redhat.com>
3104 * gimplify.c (gimplify_modify_expr_rhs): Test TREE_READONLY
3105 on the VAR_DECL instead of TYPE_READONLY on its type.
3107 2008-08-12 Ira Rosen <irar@il.ibm.com>
3109 * tree-vectorizer.c: Depend on langhooks.h.
3110 (supportable_widening_operation): Add two arguments. Support double
3112 (supportable_narrowing_operation): Likewise.
3113 * tree-vectorizer.h (supportable_widening_operation): Add two
3115 (supportable_narrowing_operation): Likewise.
3116 * tree-vect-patterns.c (vect_recog_widen_mult_pattern) : Call
3117 supportable_widening_operation with correct arguments.
3118 * tree-vect-transform.c (vectorizable_conversion): Likewise.
3119 (vectorizable_type_demotion): Support double type conversions.
3120 (vectorizable_type_promotion): Likewise.
3121 * Makefile.in (tree-vectorizer.o): Depend on langhooks.h.
3123 2008-08-11 Michael Matz <matz@suse.de>
3125 * i386/i386.c (override_options): Move initialisation from
3126 flag_schedule_insns_after_reload to here from ...
3127 (optimization_options): ... here.
3129 2008-08-11 Jakub Jelinek <jakub@redhat.com>
3131 PR rtl-optimization/36998
3132 * dwarf2out.c (compute_barrier_args_size_1,
3133 compute_barrier_args_size): Temporarily remove assertions.
3135 2008-08-10 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3138 * tree-ssa.c (struct walk_data): Add new flag
3139 warn_possibly_uninitialized.
3140 (warn_uninitialized_var): Use it.
3141 (warn_uninitialized_vars): New.
3142 (execute_early_warn_uninitialized): Call it.
3143 (execute_late_warn_uninitialized): Likewise.
3145 2008-08-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
3148 * reload1.c (gen_reload): Guard calls to get_secondary_mem
3151 2008-08-09 Jan Hubicka <jh@suse.cz>
3154 * optabs.c (maybe_emit_unop_insn): Remove produced code if
3156 (expand_fix): Be prepared for expansion to fail.
3157 (expand_sfix_optab): Remove instructions if expansion failed.
3159 2008-08-09 Anatoly Sokolov <aesok@post.ru>
3161 * config/avr/avr.c (avr_mcu_types): Move the AT43USB320 device to
3163 * config/avr/avr.h (CRT_BINUTILS_SPECS): (Ditto.).
3164 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
3166 2008-08-09 Richard Sandiford <rdsandiford@googlemail.com>
3168 * config.gcc (mips*-*-linux*, mips64*-*-linux*): Add
3169 mips/t-libgcc-mips16 to tmake_file.
3170 * config/mips/mips-protos.h (mips_call_type): New enum.
3171 (mips_pic_base_register, mips_got_load): Declare.
3172 (mips_restore_gp): Take an rtx argument.
3173 (mips_use_pic_fn_addr_reg_p): Declare.
3174 (mips_expand_call): Replace the sibcall_p argument with
3175 a mips_call_type argument. Add a lazy_p parameter.
3176 (mips_split_call): Declare.
3177 * config/mips/mips.h (MIPS16_PIC_TEMP_REGNUM): New macro.
3178 (MIPS16_PIC_TEMP): Likewise.
3179 (reg_class): Delete M16_NA_REGS.
3180 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Update accordingly.
3181 (SYMBOL_FLAG_BIND_NOW, SYMBOL_REF_BIND_NOW_P): New macros.
3182 (mips_split_hi_p): Declare.
3183 * config/mips/mips.c (mips_split_hi_p): New array.
3184 (mips_regno_to_class): Change M16_NA_REGS entries to M16_REGS.
3185 (mips_got_symbol_type_p): New function.
3186 (mips_global_symbol_p): Check SYMBOL_REF_EXTERNAL_P.
3187 (mips16_stub_function_p): New function.
3188 (mips16_local_function_p): Likewise.
3189 (mips_use_pic_fn_addr_reg_p): Likewise.
3190 (mips_cannot_force_const_mem): Return false for HIGHs.
3191 Extend CONST_INT and symbolic handling to MIPS16, using
3192 mips_symbol_insns to check that the base symbol type is a
3193 legitimate constant. Reject GOT-based constants if
3194 TARGET_MIPS16_PCREL_LOADS.
3195 (mips_const_insns): Check targetm.cannot_force_const_mem when
3196 decomposing a symbolic base and a large offset.
3197 (mips_emit_call_insn): Add ORIG_ADDR and ADDR parameters.
3198 When calling a function that needs $25 from MIPS16 code,
3199 move the target address into $25 separately and add a USE
3201 (mips16_gp_pseudo_reg): Insert the initializer immediately
3202 before the first real insn.
3203 (mips_pic_base_register, mips_got_load): New functions.
3204 (mips_split_symbol): Generalize the name of the LO_SUM_OUT
3205 parameter to LOW_OUT. Say that it can be any valid SET_SRC
3206 when splitting a load-address operation. Split SYMBOL_GOT_DISP
3207 constants and highs of SYMBOL_GOT_PAGE_OFST constants.
3208 (mips_call_tls_get_addr): Update the call to mips_expand_call,
3209 also passing NULL_RTX rather than const0_rtx as the aux argument.
3210 (mips_rewrite_small_data_p): Check mips_lo_relocs and mips_split_p
3211 instead of TARGET_EXPLICIT_RELOCS.
3212 (mips_ok_for_lazy_binding_p): Check SYMBOL_REF_BIND_NOW_P.
3213 (mips_load_call_address): Replace the sibcall_p argument with
3214 a mips_call_type argument. Use mips_got_load.
3215 (mips16_local_alias): New structure.
3216 (mips16_local_aliases): New variable.
3217 (mips16_local_aliases_hash): New function.
3218 (mips16_local_aliases_eq): Likewise.
3219 (mips16_local_alias): Likewise.
3220 (mips16_stub_function): Likewise.
3221 (mips16_build_function_stub): Create a local alias for the target
3222 function. Handle TARGET_ABICALLS. For PIC abicalls, emit a
3223 .cpload directive and an R_MIPS_NONE relocation for the target
3224 function, then load the alias rather than the function itself.
3225 Wrap the non-PIC abicalls version in ".option pic0/.option pic2".
3226 (mips16_copy_fpr_return_value): Use mips16_stub_function and
3227 mips_expand_call. Set SYMBOL_REF_BIND_NOW on the symbol.
3228 (mips16_build_call_stub): Replace the FN parameter with an
3229 FN_PTR parameter. Force the address into a register if it
3230 isn't a call_insn_operand; don't rely on the caller to do this.
3231 If a call to a locally-defined and locally-binding MIPS16
3232 function must be made indirectly, redirect the call to the
3233 function's local alias. Use mips16_stub_function_p,
3234 mips16_stub_function, mips_expand_call and use_reg.
3235 Set SYMBOL_FLAG_BIND_NOW on __mips_call_* symbols.
3236 Use explicit %hi and %lo accesses where possible.
3237 Use MIPS_CALL to generate the correct code form of a
3238 jal instruction. Add clobbers of $18 instead of uses.
3239 Update the call to mips_emit_call_insn.
3240 (mips_expand_call): Replace the SIBCALL_P argument with a
3241 mips_call_type argument and handle the new MIPS_CALL_EPILOGUE value.
3242 Take a LAZY_P parameter. Call mips16_build_call_stub first,
3243 allowing it to modify the call address. Update the calls to
3244 mips_load_call_address and mips_emit_call_insn.
3245 (mips_split_call): New function.
3246 (mips_init_relocs): Clear mips_split_hi_p. Only use %gp_rel if
3247 !TARGET_MIPS16. Split SYMBOL_GOT_DISP, and the high parts of
3248 SYMBOL_GOT_PAGE_OFST, for MIPS16 code.
3249 (mips_global_pointer): Check mips16_cfun_returns_in_fpr_p.
3250 (mips_extra_live_on_entry): Include MIPS16_PIC_TEMP_REGNUM
3252 (mips_cprestore_slot): New function.
3253 (mips_restore_gp): Take a TEMP parameter. Handle TARGET_MIPS16
3254 and use mips_cprestore_slot.
3255 (mips_output_function_prologue): Handle TARGET_MIPS16 for
3257 (mips_emit_loadgp): Move into MIPS16_PIC_TEMP for MIPS16,
3258 then use a copygp_mips16 instruction to set up $28.
3259 (mips_expand_prologue): Initialize the cprestore slot for MIPS16 too.
3260 (mips16_lay_out_constants): Call split_all_insns_noflow.
3261 (mips_reorg_process_insns): Explicitly set all_noreorder_p to
3262 false if TARGET_MIPS16.
3263 (mips_reorg): Don't call vr4130_align_insns if TARGET_MIPS16.
3264 (mips_output_mi_thunk): Use mips_got_symbol_type_p. Use the
3265 mips_dangerous_for_la25_p approach for MIPS16 PIC calls too.
3266 (mips_set_mips16_mode): Always set MASK_EXPLICIT_RELOCS for
3267 MIPS16 code. Allow MIPS16 o32 PIC.
3268 (mips_override_options): Allow MIPS16 o32 PIC.
3269 * config/mips/mips.md: Lower CONST_GP_P moves into register moves
3270 after reload if TARGET_USE_GOT.
3271 (UNSPEC_COPYGP): New constant.
3272 (length): Use a default length of 8 for MIPS16 GOT loads.
3273 (*got_disp<mode>): Check mips_split_p instead of TARGET_XGOT.
3274 (*got_page<mode>): Check mips_split_hi_p.
3275 (*got_disp<mode>, *got_page<mode>): Use mips_got_load.
3276 (unspec_got<mode>, unspec_call<mode>): New expanders.
3277 (load_got<mode>, load_call<mode>): Remove the length attributes.
3278 Use a got attribute instead of a type attribute.
3279 (copygp_mips16): New insn.
3280 (restore_gp): Add a scratch clobber and pass it to mips_restore_gp.
3281 (load_call<mode>): Use a "d" constraint instead of an "r" constraint.
3282 (sibcall, sibcall_value, call, call_value): Update the calls
3283 to mips_expand_call.
3284 (call_internal, call_value_internal): Use mips_split_call.
3285 (call_value_multiple_internal): Likewise.
3286 (call_split): Move after call_internal (the insn it is split from).
3287 (call_internal_direct, call_value_internal_direct): Turn into
3288 define_insn_and_splits. Split if TARGET_SPLIT_CALLS.
3289 (call_direct_split, call_value_direct_split): New patterns.
3290 * config/mips/constraints.md (c): Handle TARGET_MIPS16 first
3291 and use M16_REGS instead of M16_NA_REGS.
3292 * config/mips/predicates.md (const_call_insn_operand): Replace
3293 the TARGET_ABSOLUTE_ABICALLS-based check with a more general
3294 mips_use_pic_fn_addr_reg_p check.
3295 (move_operand): Reject HIGHs if mips_split_hi_p.
3296 * config/mips/mips16.S: Assembly as empty if the ABI is not suitable.
3297 (__mips16_floatunsisf): Inline __mips16_floatsisf.
3298 (CALL_STUB_NO_RET, CALL_STUB_REG): Copy the target register to $25.
3299 * config/mips/libgcc-mips16.ver: New file.
3300 * config/mips/t-libgcc-mips16 (SHLIB_MAPFILES): Add
3301 $(srcdir)/config/mips/libgcc-mips16.ver.
3303 2008-08-09 Richard Sandiford <rdsandiford@googlemail.com>
3305 * config/mips/mips.c (mips_unspec_address_offset): Move earlier in file.
3306 (mips_unspec_address, mips_unspec_offset_high): Likewise.
3307 (mips_ok_for_lazy_binding_p, mips_load_call_address): Likewise.
3308 (mips16_cfun_returns_in_fpr_p): Likewise.
3310 2008-08-09 Richard Sandiford <rdsandiford@googlemail.com>
3312 * config/mips/mips.h (MASK_RETURN_ADDR): Expand commentary.
3313 * config/mips/linux-unwind.h (mips_fallback_frame_state): Add 2
3314 rather than 4 to PC.
3316 2008-08-09 Richard Sandiford <rdsandiford@googlemail.com>
3318 * config/mips/mips.h (STATIC_CHAIN_REGNUM): Remap to $15.
3319 (FUNCTION_PROFILER): Save the static chain pointer into $2
3320 beforehand and restore it aftewards.
3321 (TRAMPOLINE_TEMPLATE): Adjust accordingly. Load the target
3322 address directly into $25 and call the function through $25;
3323 do not clobber $3. Pad the DImode version to cover the space
3324 left by the deleted $25 <- $3 move.
3325 (TRAMPOLINE_SIZE): Adjust the size of the SImode version after
3326 the removal of the $25 <- $3 move.
3327 (INITIALIZE_TRAMPOLINE): Update offsets accordingly.
3328 * config/mips/sdemtk.h (FUNCTION_PROFILER): As for mips.h.
3330 2008-08-09 Richard Sandiford <rdsandiford@googlemail.com>
3331 Daniel Jacobowitz <dan@codesourcery.com>
3333 * config/mips/mips.h (FUNCTION_NAME_ALREADY_DECLARED): Delete.
3334 * config/mips/linux.h (ASM_DECLARE_FUNCTION_NAME): Delete.
3335 (ASM_DECLARE_FUNCTION_SIZE, FUNCTION_NAME_ALREADY_DECLARED): Delete.
3336 * config/mips/mips.c (mips_start_function_definition): New function.
3337 (mips_end_function_definition): Likewise.
3338 (mips_output_function_prologue): Use mips_start_function_definition.
3339 (mips_output_function_epilogue): Use mips_end_function_definition.
3340 (build_mips16_function_stub): Use mips_start_function_definition
3341 and mips_end_function_definition.
3342 (build_mips16_call_stub): Likewise.
3344 2008-08-09 Richard Guenther <rguenther@suse.de>
3346 * gimple.c (gimple_build_call_1): Deal with FUNCTION_DECL fn.
3347 * gimple.h (gimple_call_fn): Adjust comment.
3348 (gimple_call_set_fndecl): New function.
3349 (gimple_call_fndecl): Adjust for GIMPLE_CALL no
3350 longer having bare FUNCTION_DECL operand.
3351 (gimple_call_return_type): Likewise.
3352 * tree-cfg.c (verify_stmt): Verify function operand of a GIMPLE_CALL.
3354 * value-prof.c (gimple_divmod_fixed_value): Do not emit labels.
3355 (gimple_mod_pow2): Likewise.
3356 (gimple_mod_subtract): Likewise.
3357 (gimple_ic): Likewise.
3358 (gimple_stringop_fixed_value): Likewise.
3359 (gimple_indirect_call_to_profile): Fix for GIMPLE_CALL no
3360 longer having bare FUNCTION_DECL operand.
3361 * ipa-cp.c (ipcp_update_callgraph): Use gimple_call_set_fndecl.
3362 * omp-low.c (optimize_omp_library_calls): Likewise.
3363 * cgraphunit.c (update_call_expr): Likewise.
3364 * tree-ssa-math-opts.c (execute_cse_reciprocals): Likewise.
3365 (execute_convert_to_rsqrt): Likewise.
3366 * cfgexpand.c (gimple_to_tree): Simplify.
3367 (release_stmt_tree): Fix for GIMPLE_CALL no longer having
3368 bare FUNCTION_DECL operand.
3369 * tree-nested.c (init_tmp_var_with_call): Use gimple_call_return_type.
3370 (convert_gimple_call): Use gimple_call_fndecl.
3371 * c-common.c (c_warn_unused_result): Likewise.
3373 2008-08-09 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3376 * c-typeck.c (digest_init): Call verify_sequence_points from here.
3377 (c_finish_return): Likewise.
3378 (c_start_case): Likewise.
3379 * c-common.c (warn_for_collisions_1): Use explicit location in
3381 * c-parser.c (c_parser_condition): New. Call
3382 verify_sequence_points.
3383 (c_parser_paren_condition): Call c_parser_condition.
3384 (c_parser_for_statement): Call c_parser_condition.
3386 2008-08-09 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3389 * diagnostic.def (DK_PEDWARN, DK_PERMERROR): New.
3390 * diagnostic.c (pedantic_warning_kind, permissive_error_kind):
3391 Moved from diagnostic.h
3392 (diagnostic_report_diagnostic): Return bool. Handle DK_PEDWARN and
3394 (emit_diagnostic): New.
3395 (warning0, pedwarn0): Delete.
3396 (warning, warning_at, pedwarn, permerror): Return bool.
3397 * diagnostic.h (pedantic_warning_kind, permissive_error_kind):
3398 Moved to diagnostic.c.
3399 (struct diagnostic_context): Use correct type for
3400 classify_diagnostic.
3401 (diagnostic_report_diagnostic): Update declaration.
3402 (emit_diagnostic): Declare.
3403 * errors.c (warning): Return bool.
3404 * errors.h (warning): Update declaration.
3405 * toplev.h (warning0, pedwarn0): Delete.
3406 (warning, warning_at, pedwarn, permerror): Return bool.
3407 * c-errors.c (pedwarn_c99, pedwarn_c90): Use DK_PEDWARN.
3408 * c-decl.c (locate_old_decl): Delete 'diag' argument. Always use
3409 inform. Update all calls.
3410 (diagnose_mismatched_decls): Check return value of warning/pedwarn
3411 before giving informative note.
3412 (implicit_decl_warning): Likewise.
3413 * c-typeck.c (build_function_call): Likewise.
3414 * tree-sssa.c (warn_uninit): Likewise.
3415 * builtins.c (gimplify_va_arg_expr): Likewise.
3417 2008-08-09 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3420 * doc/invoke.texi (-Wextra): Move warning from here...
3421 (-Wuninitialized): ... to here.
3423 2008-08-08 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3426 * flags.h (set_Wunused): Delete
3427 * toplev.c (process_options): Handle Wunused flags here.
3428 * opts.c (maybe_warn_unused_parameter): Delete.
3429 (common_handle_option): Replace set_Wunused by warn_unused.
3430 (set_Wextra): Do not handle Wunused-parameter here.
3431 (set_Wunused): Delete.
3432 * c-opts.c (c_common_handle_option): Replace set_Wunused by
3434 * common.opt (Wunused): Add Var and Init.
3435 (Wunused-function): Likewise.
3436 (Wunused-label): Likewise.
3437 (Wunused-parameter): Likewise.
3438 (Wunused-value): Likewise.
3439 (Wunused-variable): Likewise.
3441 2008-08-08 Peter Bergner <bergner@vnet.ibm.com>
3443 * doc/invoke.texi: Add cpu_type power7.
3444 * config.in (HAVE_AS_VSX): New.
3445 * config.gcc: Add cpu_type power7.
3446 * configure.ac (HAVE_AS_VSX): Check for assembler support of the
3448 * configure: Regenerate.
3449 * config/rs6000/rs6000.c (rs6000_override_options): Alias power7 to
3451 * config/rs6000/rs6000.h (ASM_CPU_POWER7_SPEC): Define.
3452 (ASM_CPU_SPEC): Pass %(asm_cpu_power7) for -mcpu=power7.
3453 (EXTRA_SPECS): Add asm_cpu_power7 spec string.
3455 2008-08-08 Dorit Nuzman <dorit@il.ibm.com>
3457 * tree-vect-transform.c (vectorizable_conversion): Pass the integral
3458 type to vectorize.builtin_conversion.
3459 (vectorizable_conversion): Likewise.
3460 * config/i386/i386.c (ix86_vectorize_builtin_conversion): Always takes
3461 integral type as input.
3462 * config/rs6000/rs6000.c (rs6000_builtin_conversion): Add case for
3464 (rs6000_expand_builtin): Add case for ALTIVEC_BUILTIN_VCTUXS
3465 and ALTIVEC_BUILTIN_VCTSXS.
3466 (rs6000_builtin_mul_widen_even. rs6000_builtin_mul_widen_odd): Fix
3469 2008-08-08 Richard Guenther <rguenther@suse.de>
3471 * tree-ssa-ccp.c (likely_value): Calls are not all varying.
3472 (surely_varying_stmt_p): Calls are varying only if they are
3473 non-builtin and not indirect or have no result.
3474 (ccp_fold): Re-instantiate code before the tuples merge.
3476 2008-08-08 Richard Guenther <rguenther@suse.de>
3478 PR tree-optimization/37056
3479 * gimple.h (gimple_assign_rhs_class): New helper function.
3480 * tree-ssa-loop-niter.c (get_val_for): Fix tuplification, handle
3481 unary operations properly.
3483 2008-08-07 Jan Hubicka <jh@suse.cz>
3485 * i386.h (ix86_size_cost): Declare.
3486 (ix86_cur_cost): New function macro.
3487 * i386.md (peepholes expanding size and splitters): Predicate by
3488 optimize_insn_for_speed_p.
3489 (peepholes reduce size and splitters): Predicate by
3490 optimize_insn_for_size_p.
3491 * i386.c (ix86_size_cost): Rename from ...
3492 (size_cost): This one.
3493 (override_options): Update.
3494 (decide_alg): Likewise.
3495 (ix86_expand_clear): Use RTL profile.
3496 (ix86_pad_returns): Use RTL profile.
3498 2008-08-07 Jan Hubicka <jh@suse.cz>
3500 * recog.c (split_all_insns): Set RTL profile
3501 (peephole2_optimize): Likewise.
3502 * function.c (thread_prologue_and_epilogue_insns): Likewise.
3503 * combine.c (combine_instructions): Likewise.
3505 2008-08-07 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3507 * c-common.c (c_common_reswords): Also warn about keyword "bool".
3509 2008-08-07 Bob Wilson <bob.wilson@acm.org>
3511 * config/xtensa/xtensa.c (xtensa_copy_incoming_a7): Copy incoming
3512 value in a6 after the set_frame_ptr insn.
3514 2008-08-07 Richard Henderson <rth@redhat.com>
3517 * gcc.c (cpp_options): Pass along -g*.
3519 2008-08-07 Joseph Myers <joseph@codesourcery.com>
3521 * config/arm/arm.c (output_move_neon): Update comment describing
3522 big-endian vector layout.
3523 (arm_assemble_integer): Do not handle big-endian NEON vectors
3525 * config/arm/neon.md (vec_set<mode>_internal, vec_extract<mode>,
3526 neon_vget_lane<mode>_sext_internal,
3527 neon_vget_lane<mode>_zext_internal, neon_vget_lane<mode>): Adjust
3528 element indices for big-endian.
3530 2008-08-07 Richard Henderson <rth@redhat.com>
3532 * configure.ac (HAVE_GAS_CFI_PERSONALITY_DIRECTIVE): New.
3533 * configure, config.in: Rebuild.
3534 * debug.h (dwarf2out_do_cfi_asm): Declare.
3535 * c-cppbuiltin.c (c_cpp_builtins): Use it.
3536 * dwarf2out.c (dwarf2out_do_cfi_asm): New.
3537 (dwarf2out_cfi_label, add_fde_cfi, output_call_frame_info,
3538 dwarf2out_begin_prologue, dwarf2out_end_epilogue): Use it.
3540 2008-08-07 Joseph Myers <joseph@codesourcery.com>
3542 * config/arm/iwmmxt.md (movv8qi_internal, movv4hi_internal,
3543 movv2si_internal): Combine into mov<mode>_internal.
3544 (movv2si_internal_2): Remove.
3546 2008-08-07 Jan Hubicka <jh@suse.cz>
3549 * i386.md (single stringop patterns): Enable unconditionally.
3551 2008-08-07 H.J. Lu <hongjiu.lu@intel.com>
3554 * config/i386/emmintrin.h (_mm_move_epi64): Use
3555 __builtin_ia32_movq128.
3557 * config/i386/i386.c (ix86_builtins): Add IX86_BUILTIN_MOVQ128.
3558 (bdesc_args): Add IX86_BUILTIN_MOVQ128.
3560 * config/i386/sse.md (sse2_movq128): New.
3562 * doc/extend.texi: Document __builtin_ia32_movq128.
3564 2008-08-07 Richard Guenther <rguenther@suse.de>
3567 * tree-ssa-alias-warnings.c (nonstandard_alias_p): Ref-all
3568 pointers can access anything.
3570 2008-08-06 Jan Hubicka <jh@suse.cz>
3572 * optabs.c (emit_unop_insn): Break out to ...
3573 (maybe_emit_unop_insn): ... this one.
3574 (expand_sfix_optab): Use maybe variant.
3575 * optabs.h (maybe_emit_unop_insn): Declare.
3577 * i386.md (mov0 patterns): Enable by default.
3578 (FP conversion expanders): Disable expansion of code expanding
3579 sequences when instruction should be optimized for size.
3580 (single strinop patterns): Enable when optimizing for size.
3581 (string expanders): Disable expanding of code expanding sequences
3582 when optimizning instruction for size.
3583 * i386.c (ix86_expand_vector_move_misalign): Do code size optimization
3585 (ix86_fp_comparison_sahf_cost): Likewise.
3586 (ix86_expand_branch): Likewise.
3587 (ix86_expand_ashl_const): Likewise.
3588 (ix86_split_ashl): Likewise.
3589 (ix86_expand_strlen): Likewise.
3590 (ix86_emit_fp_unordered_jump): Likewie.
3592 2008-08-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3594 * c-common.c: Fix typo.
3595 (c_common_reswords): Activate more C++ keyword warnings.
3597 * matrix-reorg.c (compute_offset): Avoid C++ keywords.
3599 2008-08-06 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3602 * diagnostic.c (permerror_at): New.
3603 * toplev.h (permerror_at): Declare.
3605 2008-08-06 Victor Kaplansky <victork@il.ibm.com>
3606 Ira Rosen <irar@il.ibm.com>
3608 * tree-vect-transform.c (vect_model_simple_cost): Return
3609 immediately if stmt is pure SLP.
3610 (vect_model_store_cost): Ditto.
3611 (vect_model_load_cost): Ditto.
3612 (vectorizable_store): Remove PURE_SLP check before call
3613 to vect_model_store_cost.
3614 (vect_model_store_cost): When checking whether stmt describe
3615 strided access, add a check that it is not slp_node.
3617 2008-08-06 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3620 * c-common.c (warn_for_sign_compare): New. Handle separately the
3621 case that 'constant' is zero.
3622 * c-typeck.c (build_binary_op): Move code to c-common.c
3624 2008-08-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3626 * config/alpha/alpha.c (alpha_preferred_reload_class,
3627 alpha_secondary_reload, alpha_emit_set_const_1, function_value,
3628 alpha_output_mi_thunk_osf): Avoid C++ keywords.
3629 * config/arm/arm.c (output_move_vfp, output_move_neon): Likewise.
3630 * config/arm/arm.md: Likewise.
3631 * config/avr/avr-protos.h (preferred_reload_class,
3632 test_hard_reg_class, avr_simplify_comparison_p,
3633 out_shift_with_cnt, class_max_nregs): Likewise.
3634 * config/avr/avr.c (class_max_nregs, avr_simplify_comparison_p,
3635 output_movqi, output_movhi, output_movsisf, out_shift_with_cnt,
3636 preferred_reload_class, test_hard_reg_class): Likewise.
3637 * config/bfin/bfin.c (legitimize_pic_address, hard_regno_mode_ok,
3638 bfin_memory_move_cost, bfin_secondary_reload,
3639 bfin_output_mi_thunk): Likewise.
3640 * config/crx/crx.c (crx_secondary_reload_class,
3641 crx_memory_move_cost): Likewise.
3642 * config/frv/frv-protos.h (frv_secondary_reload_class,
3643 frv_class_likely_spilled_p, frv_class_max_nregs): Likewise.
3644 * config/frv/frv.c (frv_override_options, frv_alloc_temp_reg,
3645 frv_secondary_reload_class, frv_class_likely_spilled_p,
3646 frv_class_max_nregs): Likewise.
3647 * config/h8300/h8300.c (h8300_classify_operand,
3648 h8300_unary_length, h8300_bitfield_length, h8300_asm_insn_count):
3650 * config/i386/winnt.c (i386_pe_declare_function_type): Likewise.
3651 * config/ia64/ia64.c (ia64_preferred_reload_class,
3652 ia64_secondary_reload_class, ia64_output_mi_thunk): Likewise.
3653 * config/iq2000/iq2000.c (gen_int_relational): Likewise.
3654 * config/m32c/m32c.c (class_can_hold_mode, m32c_output_compare):
3656 * config/m68hc11/m68hc11.c (preferred_reload_class,
3657 m68hc11_memory_move_cost): Likewise.
3658 * config/mcore/mcore.c (mcore_secondary_reload_class,
3659 mcore_reload_class): Likewise.
3660 * config/mips/mips.c (mips_hard_regno_mode_ok_p,
3661 mips_class_max_nregs, mips_cannot_change_mode_class,
3662 mips_preferred_reload_class, mips_secondary_reload_class,
3663 mips_output_mi_thunk): Likewise.
3664 * config/mmix/mmix.c (mmix_preferred_reload_class,
3665 mmix_preferred_output_reload_class, mmix_secondary_reload_class):
3667 * config/mn10300/mn10300.c (mn10300_secondary_reload_class):
3669 * config/pa/pa.c (pa_secondary_reload, pa_combine_instructions,
3670 pa_can_combine_p, pa_cannot_change_mode_class): Likewise.
3671 * config/pa/pa.h (LEGITIMIZE_RELOAD_ADDRESS): Likewise.
3672 * config/rs6000/rs6000.c (paired_expand_vector_init,
3673 rs6000_secondary_reload_class, rs6000_output_mi_thunk,
3674 compare_section_name, rs6000_memory_move_cost): Likewise.
3675 * config/s390/s390.c (s390_emit_compare_and_swap,
3676 s390_preferred_reload_class, s390_secondary_reload,
3677 legitimize_pic_address, legitimize_tls_address,
3678 legitimize_reload_address, s390_expand_cs_hqi, s390_expand_atomic,
3679 s390_class_max_nregs): Likewise.
3680 * config/s390/s390.h (LEGITIMIZE_RELOAD_ADDRESS): Likewise.
3681 * config/s390/s390.md: Likewise.
3682 * config/score/score-protos.h (score_secondary_reload_class,
3683 score_preferred_reload_class): Likewise.
3684 * config/score/score.c (score_preferred_reload_class,
3685 score_secondary_reload_class): Likewise.
3686 * config/score/score3.c (score3_output_mi_thunk,
3687 score3_preferred_reload_class, score3_secondary_reload_class,
3688 score3_hard_regno_mode_ok): Likewise.
3689 * config/score/score3.h (score3_preferred_reload_class,
3690 score3_secondary_reload_class): Likewise.
3691 * config/score/score7.c (score7_output_mi_thunk,
3692 score7_preferred_reload_class, score7_secondary_reload_class,
3693 score7_hard_regno_mode_ok): Likewise.
3694 * config/score/score7.h (score7_preferred_reload_class,
3695 score7_secondary_reload_class): Likewise.
3696 * config/sh/sh.c (prepare_move_operands, output_far_jump,
3697 output_branchy_insn, add_constant, gen_block_redirect,
3698 sh_insn_length_adjustment, sh_cannot_change_mode_class,
3699 sh_output_mi_thunk, replace_n_hard_rtx, sh_secondary_reload):
3701 * config/sparc/sparc.c (sparc_output_mi_thunk): Likewise.
3702 * config/stormy16/stormy16.c (xstormy16_output_cbranch_hi,
3703 xstormy16_output_cbranch_si, xstormy16_secondary_reload_class,
3704 xstormy16_preferred_reload_class): Likewise.
3705 * config/xtensa/xtensa.c (xtensa_expand_compare_and_swap,
3706 xtensa_expand_atomic, override_options,
3707 xtensa_preferred_reload_class, xtensa_secondary_reload_class):
3709 * reorg.c (try_merge_delay_insns): Likewise.
3710 * tree.c (merge_dllimport_decl_attributes): Likewise.
3712 * config/frv/frv.c (frv_print_operand): Change isalpha to ISALPHA.
3714 2008-08-06 Michael Matz <matz@suse.de>
3716 * Makefile.in (write_entries_to_file): Quote words.
3717 * gengtype.c: (read_input_line): Skip over leading white-space.
3719 2008-08-06 Marc Gauthier <marc@tensilica.com>
3721 * config.gcc: Match more processor names for Xtensa.
3722 * configure.ac: Likewise.
3723 * doc/install.texi (Specific): Likewise.
3724 * configure: Regenerate.
3726 2008-08-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3728 * builtins.c (expand_builtin_profile_func): Avoid C++ keywords.
3729 * calls.c (avoid_likely_spilled_reg): Likewise.
3730 * cfgexpand.c (gimple_assign_rhs_to_tree): Likewise.
3731 * cgraph.c (cgraph_clone_edge, cgraph_clone_node): Likewise.
3732 * config/i386/i386.c (ix86_expand_special_args_builtin,
3733 ix86_secondary_reload): Likewise.
3734 * except.c (struct eh_region, gen_eh_region_catch,
3735 remove_unreachable_regions, duplicate_eh_regions,
3736 assign_filter_values, build_post_landing_pads,
3737 sjlj_find_directly_reachable_regions, remove_eh_handler,
3738 reachable_next_level, foreach_reachable_handler,
3739 can_throw_internal_1, can_throw_external_1,
3740 collect_one_action_chain): Likewise.
3741 * expr.c (expand_expr_real_1, vector_mode_valid_p): Likewise.
3742 * fold-const.c (twoval_comparison_p, eval_subst): Likewise.
3743 * function.c (update_temp_slot_address, instantiate_new_reg,
3744 instantiate_virtual_regs_in_rtx,
3745 instantiate_virtual_regs_in_insn): Likewise.
3746 * gimple.c (extract_ops_from_tree, gimple_seq_copy): Likewise.
3747 * gimplify.c (gimplify_call_expr, gimplify_init_constructor,
3748 gimplify_cleanup_point_expr): Likewise.
3749 * ipa-cp.c (ipcp_lattice_changed): Likewise.
3750 * passes.c (next_pass_1): Likewise.
3751 * print-tree.c (print_node_brief, print_node): Likewise.
3752 * profile.c (branch_prob): Likewise.
3753 * tree-dump.c (dump_register): Likewise.
3754 * tree-eh.c (replace_goto_queue_cond_clause, lower_catch):
3756 * tree-inline.c (remap_ssa_name, remap_type_1, remap_blocks,
3757 copy_statement_list, remap_gimple_op_r, copy_tree_body_r,
3758 copy_edges_for_bb, copy_cfg_body, copy_tree_r,
3759 copy_arguments_for_versioning, copy_static_chain): Likewise.
3760 * tree-into-ssa.c (names_replaced_by, add_to_repl_tbl,
3761 add_new_name_mapping, register_new_name_mapping): Likewise.
3762 * tree-mudflap.c (mf_xform_derefs): Likewise.
3763 * tree-predcom.c (struct chain, dump_chain, replace_ref_with,
3764 get_init_expr, combine_chains): Likewise.
3765 * tree-pretty-print.c (dump_generic_node): Likewise.
3766 * tree-ssa-structalias.c (create_variable_info_for): Likewise.
3767 * tree-vrp.c (simplify_cond_using_ranges): Likewise.
3768 * tree.c (substitute_in_expr, iterative_hash_expr): Likewise.
3769 * value-prof.c (gimple_duplicate_stmt_histograms): Likewise.
3771 2008-08-06 H.J. Lu <hongjiu.lu@intel.com>
3774 * calls.c (expand_call): Use the biggest preferred stack
3777 2008-08-06 Michael Matz <matz@suse.de>
3780 * reload.c (push_reload): Merge in,out,in_reg,out_reg members
3781 for reused reload, instead of overwriting them.
3783 2008-08-06 H.J. Lu <hongjiu.lu@intel.com>
3786 * cfgexpand.c (expand_stack_alignment): Check parm_stack_boundary
3787 for incoming stack boundary.
3789 * function.c (assign_parm_find_entry_rtl): Update
3790 parm_stack_boundary.
3792 * function.h (rtl_data): Add parm_stack_boundary.
3794 * config/i386/i386.c (ix86_finalize_stack_realign_flags): Check
3795 parm_stack_boundary for incoming stack boundary.
3797 2008-08-06 Joseph Myers <joseph@codesourcery.com>
3799 * jump.c (rtx_renumbered_equal_p): Do not call subreg_regno_offset
3800 for unrepresentable subregs or treat them as equal to other regs
3801 or subregs with the same register number.
3803 2008-08-06 Aldy Hernandez <aldyh@redhat.com>
3806 * gimplify.c (gimplify_modify_expr): Do not optimize zero-sized types
3809 2008-08-06 Jan Hubicka <jh@suse.cz>
3811 * predict.c (maybe_hot_frequency_p): When profile is absent, all
3812 frequencies might be hot.
3814 2008-08-06 Andreas Krebbel <krebbel1@de.ibm.com>
3816 * reload.c (find_reloads): Force constants into literal pool
3817 also if they are wrapped in a SUBREG.
3819 2008-08-06 Maxim Kuvyrkov <maxim@codesourcery.com>
3822 * haifa-sched.c (sched_insn_is_legitimate_for_speculation_p): Move ...
3823 * sched-deps.c (sched_insn_is_legitimate_for_speculation_p): ... here.
3824 Don't allow predicated instructions for data speculation.
3825 * sched-int.h (sched_insn_is_legitimate_for_speculation_p): Move
3828 2008-08-06 Maxim Kuvyrkov <maxim@codesourcery.com>
3830 * haifa-sched.c (extend_global): Split to extend_global_data and
3831 extend_region_data. Update all uses.
3832 (extend_all): Rename to extend_block_data.
3834 2008-08-06 Maxim Kuvyrkov <maxim@codesourcery.com>
3836 * sched-rgn.c (new_ready): Check if instruction can be
3837 speculatively scheduled before attempting speculation.
3838 (debug_rgn_dependencies): Remove wrongful assert.
3840 2008-08-05 Bob Wilson <bob.wilson@acm.org>
3842 * config/xtensa/t-xtensa: Remove dependency for gt-xtensa.h.
3844 2008-08-05 Bob Wilson <bob.wilson@acm.org>
3846 * config/xtensa/xtensa.c (xtensa_va_start): Unshare valist.
3847 (xtensa_gimplify_va_arg_expr): Unshare valist, orig_ndx, ndx, array,
3848 va_size, and type_size.
3850 2008-08-04 Jason Merrill <jason@redhat.com>
3853 * tree-ssa.c (useless_type_conversion_p_1): Call langhook
3854 if TYPE_STRUCTURAL_EQUALITY_P is true for both types.
3856 2008-08-05 Richard Henderson <rth@redhat.com>
3858 * configure.ac (HAVE_GAS_CFI_DIRECTIVE): Check .cfi_personality.
3859 * configure: Rebuild.
3861 2008-08-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
3864 * tree-tailcall.c (process_assignment): Use gimple_assign_cast_p
3865 instead of IS_CONVERT_EXPR_CODE_P for seeing if the assignment
3868 2008-08-05 Richard Henderson <rth@redhat.com>
3870 * Makefile.in (c-cppbuiltin.o): Depend on debug.h.
3871 * c-cppbuiltin.c (c_cpp_builtins): Define __GCC_HAVE_DWARF2_CFI_ASM.
3872 * doc/cpp.texi (__GCC_HAVE_DWARF2_CFI_ASM): Document it.
3873 * common.opt (fdwarf2-cfi-asm): New.
3874 * configure.ac (HAVE_GAS_CFI_DIRECTIVE): New.
3875 * config.in, configure: Rebuild.
3876 * dwarf2asm.c (dw2_asm_output_data_raw): New.
3877 (dw2_asm_output_data_uleb128_raw, dw2_asm_output_data_sleb128_raw): New.
3878 (dw2_force_const_mem): Externalize.
3879 * dwarf2asm.h: Update.
3880 * dwarf2out.c (dwarf2out_cfi_label): If flag_dwarf2_cfi_asm, don't
3881 generate a real label.
3882 (output_cfi_directive): New.
3883 (add_fde_cfi): If flag_dwarf2_cfi_asm, use it.
3884 (output_call_frame_info): Do nothing if flag_dwarf2_cfi_asm.
3885 (dwarf2out_begin_prologue): Emit .cfi_startproc, .cfi_personality,
3887 (dwarf2out_end_epilogue): Emit .cfi_endproc.
3888 (output_loc_operands_raw, output_loc_sequence_raw): New.
3889 (output_cfa_loc_raw): New.
3891 2008-08-05 Paul Brook <paul@codesourcery.com>
3893 * doc/invoke.texi: Document new ARM -mfpu= and -mcpu= options.
3894 * config/arm/arm.c (all_fpus): Add vfpv3 and vfpv3-d16.
3895 (fp_model_for_fpu): Add entry for FPUTYPE_VFP3D16.
3896 (arm_file_start): Add FPUTYPE_VFP3D16. Rename vfp3 to vfpv3.
3897 * config/arm/arm.h (TARGET_VFPD32): Define.
3898 (TARGET_VFP3): Use TARGET_VFPD32.
3899 (fputype): Add FPUTYPE_VFP3D16.
3900 (LAST_VFP_REGNUM): Use TARGET_VFPD32.
3901 * config/arm/constraints.md ("w"): Use TARGET_VFPD32.
3902 * config/arm/arm-cores.def: Add cortex-r4f.
3903 * config/arm/arm-tune.md: Regenerate.
3905 2008-08-05 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
3907 * config/spu_spu_mfcio.h: Wrap in extern "C" if __cplusplus.
3908 Reword some comments throughout the file.
3910 (MFC_MIN_DMA_LIST_ELEMENTS): New define.
3911 (MFC_MAX_DMA_LIST_ELEMENTS): Likewise.
3912 (MFC_MIN_DMA_LIST_SIZE): Redefine in terms of MFC_MIN_DMA_LIST_ELEMENTS.
3913 (MFC_MAX_DMA_LIST_SIZE): Redefine in terms of MFC_MAX_DMA_LIST_ELEMENTS.
3915 (MFC_START_ENABLE): Remove PPU-only define.
3916 (MFC_PUTS_CMD, MFC_PUTFS_CMD, MFC_PUTBS_CMD): Likewise.
3917 (MFC_GETS_CMD, MFC_GETFS_CMD, MFC_GETBS_CMD): Likewise.
3919 (MFC_PUTB_CMD, MFC_PUTF_CMD): Reimplement using symbolic constants.
3920 (MFC_PUTL_CMD, MFC_PUTLB_CMD, MFC_PUTLF_CMD): Likewise.
3921 (MFC_PUTR_CMD, MFC_PUTRB_CMD, MFC_PUTRF_CMD): Likewise.
3922 (MFC_PUTRL_CMD, MFC_PUTRLB_CMD, MFC_PUTRLF_CMD): Likewise.
3923 (MFC_GETB_CMD, MFC_GETF_CMD): Likewise.
3924 (MFC_GETL_CMD, MFC_GETLB_CMD, MFC_GETLF_CMD): Likewise.
3925 (MFC_SNDSIGB_CMD, MFC_SNDSIGF_CMD): Likewise.
3927 (MFC_SDCRT_CMD, MFC_SDCRTST_CMD): New defines.
3928 (MFC_SDCRZ_CMD, MFC_SDCRST_CMD, MFC_SDCRF_CMD): Likewise.
3929 (mfc_sdcrt, mfc_sdcrtst): Likewise.
3930 (mfc_sdcrz, mfc_sdcrst, mfc_sdcrf): Likewise.
3932 (spu_read_machine_status): Fix typo.
3934 2008-08-05 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
3936 * config/spu/spu.h (CANNOT_CHANGE_MODE_CLASS): Allow (multi)word-sized
3937 SUBREG of multi-word hard register.
3938 * config/spu/spu.c (valid_subreg): Likewise.
3939 (adjust_operand): Handle SUBREGs of multi-word hard registers.
3941 2008-08-04 Richard Guenther <rguenther@suse.de>
3943 * tree-ssa-loop-ivopts.c (add_iv_value_candidates): Also add
3944 the candidate with the stripped base if that base is different
3945 from the original base even for offset zero.
3947 2008-08-04 Richard Guenther <rguenther@suse.de>
3950 * tree-ssa-loop-niter.c (number_of_iterations_lt_to_ne): Correctly
3951 check for no_overflow.
3953 2008-08-04 Richard Guenther <rguenther@suse.de>
3955 * tree-vect-transform.c (vectorizable_call): Fix tuplification.
3957 2008-08-04 Paul Brook <paul@codesourcery.com>
3959 * cofig/arm/arm.c (thumb_core_reg_alloc_order): New.
3960 (arm_order_regs_for_local_alloc): New function.
3961 * config/arm/arm-protos.h (arm_order_regs_for_local_alloc): Add
3963 * config/arm/arm.h (ORDER_REGS_FOR_LOCAL_ALLOC): Define.
3965 2008-08-04 H.J. Lu <hongjiu.lu@intel.com>
3968 * config/i386/i386.c (ix86_expand_prologue): Use UNITS_PER_WORD
3969 instead of STACK_BOUNDARY / BITS_PER_UNIT to align stack.
3970 (ix86_expand_epilogue): Likewise.
3972 2008-08-04 H.J. Lu <hongjiu.lu@intel.com>
3974 * config/i386/i386.c (ix86_compute_frame_layout): Fix a typo
3977 2008-08-03 Uros Bizjak <ubizjak@gmail.com>
3979 * config/i386/mmx.md (*mov<mode>_internal_rex64): Use Yi instead of x
3980 to avoid inter-unit moves for !TARGET_INTER_UNIT_MOVES.
3981 (*movv2sf_internal_rex64): Ditto.
3983 2008-08-03 Jan Hubicka <jh@suse.cz>
3985 * optabs.c (expand_binop, expand_builtin_pow, expand_builtin_powi,
3986 expand_builtin_strcat): Upse optimize_insn_for_speed predicate.
3987 * expmed.c (expand_smod_pow2): Likewise.
3989 2008-08-03 Uros Bizjak <ubizjak@gmail.com>
3992 * config/i386/sse.md (vec_concatv2di): Add Y2 constraint to
3993 alternative 0 of operand 1.
3994 (*vec_concatv2di_rex64_sse): Ditto.
3995 (*vec_concatv2di_rex64_sse4_1): Add x constraint to alternative 0
3997 (*sse2_storeq_rex64): Penalize allocation of "r" registers.
3998 * config/i386/mmx.md (*mov<mode>_internal_rex64): Penalize allocation
3999 of "Y2" registers to avoid SSE <-> MMX conversions for DImode moves.
4000 (*movv2sf_internal_rex64): Ditto.
4002 2008-08-02 Richard Guenther <rguenther@suse.de>
4005 * config/i386/sse.md (SSEMODE4S, SSEMODE2D): New mode iterators.
4006 (ssedoublesizemode): New mode attribute.
4007 (sse_shufps): Call gen_sse_shufps_v4sf.
4008 (sse_shufps_1): Macroize.
4009 (sse2_shufpd): Call gen_Sse_shufpd_v2df.
4010 (sse2_shufpd_1): Macroize.
4011 (vec_extract_odd, vec_extract_even): New expanders.
4012 (vec_interleave_highv4sf, vec_interleave_lowv4sf,
4013 vec_interleave_highv2df, vec_interleave_lowv2df): Likewise.
4014 * i386.c (ix86_expand_vector_init_one_nonzero): Call
4015 gen_sse_shufps_v4sf instead of gen_sse_shufps_1.
4016 (ix86_expand_vector_set): Likewise.
4017 (ix86_expand_reduc_v4sf): Likewise.
4019 2008-08-01 Doug Kwan <dougkwan@google.com>
4021 * matrix-reorg.c: Re-enable all code.
4022 (struct malloc_call_data): Change CALL_STMT to gimple type.
4023 (collect_data_for_malloc_call): Tuplify.
4024 (struct access_site_info): Change STMT to gimple type.
4025 (struct matrix_info): Change MIN_INDIRECT_LEVEL_ESCAPE_STMT,
4026 and MALLOC_FOR_LEVEL to gimple and gimple pointer type.
4027 (struct free_info): Change STMT to gimple type.
4028 (struct matrix_access_phi_node): Change PHI to gimple type.
4029 (get_inner_of_cast_expr): Remove.
4030 (may_flatten_matrices_1): Tuplify.
4031 (may_flatten_matrices): Ditto.
4032 (mark_min_matrix_escape_level): Ditto.
4033 (ssa_accessed_in_tree): Refactor statement RHS related code into ...
4034 (ssa_accessed_in_call_rhs): New
4035 (ssa_accessed_in_assign_rhs): New
4036 (record_access_alloc_site_info): Tuplify.
4037 (add_allocation_site): Ditto.
4038 (analyze_matrix_allocation_site): Ditto.
4039 (analyze_transpose): Ditto.
4040 (get_index_from_offset): Ditto.
4041 (update_type_size): Ditto.
4042 (analyze_accesses_for_call_expr): Tuplify and renamed into ...
4043 (analyze_accesses_for_call_stmt): New. Also handle LHS of a call.
4044 (analyze_accesses_for_phi_node): Tuplify.
4045 (analyze_accesses_for_modify_stmt): Tuplify and renamed into ...
4046 (analyze_accesses_for_assign_stmt): Remove code for handling call LHS.
4047 (analyze_matrix_accesses): Tuplify.
4048 (check_var_data): New call-back type for check_var_notmodified_p.
4049 (check_var_notmodified_p): Tuplify and use call-back struct to
4050 return statement found.
4051 (can_calculate_expr_before_stmt): Factor out statement related code
4053 (can_calculate_stmt_before_stmt): New.
4054 (check_allocation_function): Tuplify.
4055 (find_sites_in_func): Ditto.
4056 (record_all_accesses_in_func): Ditto.
4057 (transform_access_sites): Ditto.
4058 (transform_allocation_sites): Ditto.
4059 (matrix_reorg): Re-enable.
4060 (gate_matrix_reorg): Re-enable.
4062 2008-08-01 Jakub Jelinek <jakub@redhat.com>
4064 * dwarf2out.c (compute_barrier_args_size): Set barrier_args_size
4065 for labels for which it hasn't been set yet. If it has been set,
4066 stop walking insns and continue with next worklist item.
4067 (dwarf2out_stack_adjust): Don't call compute_barrier_args_size
4068 if the only BARRIER is at the very end of a function.
4070 2008-08-01 H.J. Lu <hongjiu.lu@intel.com>
4072 * cfgexpand.c (expand_stack_alignment): Assert that
4073 stack_realign_drap and drap_rtx must match.
4075 * function.c (instantiate_new_reg): If DRAP is used to realign
4076 stack, replace virtual_incoming_args_rtx with internal arg
4079 2008-08-01 Richard Guenther <rguenther@suse.de>
4081 * tree-ssa-pre.c (fini_pre): Take in_fre parameter. Free
4082 loop information only if we initialized it.
4083 (execute_pre): Call fini_pre with in_fre.
4084 * tree-ssa-loop-ivcanon (try_unroll_loop_completely): Dump
4085 if we do not unroll because we hit max-completely-peeled-insns.
4086 Use our estimation for consistency, do allow shrinking.
4088 2008-08-01 H.J. Lu <hongjiu.lu@intel.com>
4090 * config/i386/i386.c (override_options): Replace ABI_STACK_BOUNDARY
4091 with MIN_STACK_BOUNDARY.
4092 (ix86_update_stack_boundary): Likewise.
4093 (ix86_expand_prologue): Assert MIN_STACK_BOUNDARY instead of
4096 * config/i386/i386.h (ABI_STACK_BOUNDARY): Renamed to ...
4097 (MIN_STACK_BOUNDARY): This.
4099 2008-08-01 Richard Guenther <rguenther@suse.de>
4102 * gimplify.c (gimplify_call_expr): Set error_mark_node on GS_ERROR.
4104 2008-08-01 Richard Guenther <rguenther@suse.de>
4106 PR tree-optimization/36988
4107 * tree-ssa-ccp.c (ccp_fold): Conversions of constants only
4108 do not matter if that doesn't change volatile qualification.
4110 2008-08-01 Paolo Bonzini <bonzini@gnu.org>
4112 * configure.ac: Do not generate libada-mk. Do not subst
4114 * libada-mk.in: Remove.
4115 * Makefile.in: Pass TARGET_LIBGCC2_CFLAGS to libgcc.mvars.
4116 * configure: Regenerate.
4118 2008-08-01 Basile Starynkevitch <basile@starynkevitch.net>
4120 * tree-pass.h: Added comment about not dumping passes with name
4121 starting with star in struct opt_pass.
4122 * passes.c (register_dump_files_1): Don't do dump for a pass with
4123 name starting with star.
4124 * doc/passes.texi (Pass manager): Mention pass names and special
4125 meaning of star prefix to avoid dump.
4127 2008-07-31 Adam Nemet <anemet@caviumnetworks.com>
4129 * config.gcc (mipsisa64r2*-*-linux*): New configuration. Set ISA
4131 * config/mips/mips.h (GENERATE_MIPS16E): Update comment.
4132 (ISA_MIPS64R2): New macro.
4133 (TARGET_CPU_CPP_BUILTINS, MULTILIB_ISA_DEFAULT): Handle it.
4134 (ISA_HAS_64BIT_REGS, ISA_HAS_MUL3, ISA_HAS_FP_CONDMOVE,
4135 ISA_HAS_8CC, ISA_HAS_FP4, ISA_HAS_PAIRED_SINGLE,
4136 ISA_HAS_MADD_MSUB, ISA_HAS_NMADD4_NMSUB4, ISA_HAS_CLZ_CLO,
4137 ISA_HAS_ROR, ISA_HAS_PREFETCH, ISA_HAS_PREFETCHX, ISA_HAS_SEB_SEH,
4138 ISA_HAS_EXT_INS, ISA_HAS_MXHC1, ISA_HAS_HILO_INTERLOCKS,
4139 ISA_HAS_SYNCI, MIN_FPRS_PER_FMT): Return true for ISA_MIPS64R2.
4140 (MIPS_ISA_LEVEL_SPEC, ASM_SPEC, LINK_SPEC): Handle -mips64r2.
4141 (TARGET_LOONGSON_2E, TARGET_LOONGSON_2F, TARGET_LOONGSON_2EF):
4142 Move up to keep list alphabetically sorted.
4143 (TUNE_20KC, TUNE_24K, TUNE_74K, TUNE_LOONGSON_2EF): Likewise.
4144 * config/mips/mips.c (mips_cpu_info_table): Add default MIPS64r2
4146 * doc/invoke.texi (MIPS Options): Add -mips64r2.
4147 (-march=@var{arch}): Add mips64r2.
4149 2008-07-31 H.J. Lu <hongjiu.lu@intel.com>
4151 * config/i386/darwin.h (MAIN_STACK_BOUNDARY): Define to 128.
4153 2008-07-31 Steve Ellcey <sje@cup.hp.com>
4155 * expr.c (expand_assignment): Check for complete type.
4157 2008-07-31 H.J. Lu <hongjiu.lu@intel.com>
4160 * cfgexpand.c (expand_stack_alignment): Set stack_realign_tried.
4162 * dwarf2out.c (based_loc_descr): Check crtl->stack_realign_tried
4163 for stack alignment.
4165 * function.h (rtl_data): Add stack_realign_tried. Update comments.
4167 2008-07-31 Kaz Kojima <kkojima@gcc.gnu.org>
4169 * config/sh/sh.c (sh_canonical_va_list_type): Remove.
4170 (TARGET_CANONICAL_VA_LIST_TYPE): Remove.
4172 2008-07-31 Jakub Jelinek <jakub@redhat.com>
4174 PR rtl-optimization/36419
4175 * dwarf2out.c (barrier_args_size): New variable.
4176 (compute_barrier_args_size, compute_barrier_args_size_1): New
4178 (dwarf2out_stack_adjust): For BARRIERs call compute_barrier_args_size
4179 if not called yet in the current function, use barrier_args_size
4180 array to find the new args_size value.
4181 (dwarf2out_frame_debug): Free and clear barrier_args_size.
4183 2008-07-31 H.J. Lu <hongjiu.lu@intel.com>
4186 * dwarf2out.c (dwarf2out_frame_debug_expr): Move rule 17 before
4189 2008-07-31 H.J. Lu <hongjiu.lu@intel.com>
4192 * dwarf2out.c (dwarf2out_args_size_adjust): New.
4193 (dwarf2out_stack_adjust): Use it.
4194 (dwarf2out_frame_debug_expr): Likewise.
4196 2008-07-31 Richard Guenther <rguenther@suse.de>
4198 PR tree-optimization/36978
4199 * tree-ssa-loop-unswitch.c (tree_may_unswitch_on): Do not fold
4200 the generated condition.
4202 2008-07-31 Richard Guenther <rguenther@suse.de>
4204 * passes.c (init_optimization_passes): Always call
4205 pass_early_warn_uninitialized.
4206 * opts.c (decode_options): Do not warn about -Wuninitialized at -O0.
4207 * doc/invoke.texi (-Wuninitialized): Correct for enabling at -O0.
4208 * doc/passes.texi (Warn for uninitialized variables): Adjust.
4210 2008-07-31 Jakub Jelinek <jakub@redhat.com>
4213 * builtins.c (maybe_emit_free_warning): New function.
4214 (expand_builtin): Process BUILT_IN_FREE even at -O0. Call
4215 maybe_emit_free_warning for BUILT_IN_FREE.
4218 * dwarf2out.c (get_context_die): New function.
4219 (force_decl_die, force_type_die): Use it.
4220 (dwarf2out_imported_module_or_decl): Likewise. If base_type_die
4221 returns NULL, force generation of DW_TAG_typedef and put that into
4224 PR preprocessor/36649
4225 * c-pch.c (c_common_read_pch): Save and restore
4226 line_table->trace_includes across PCH restore.
4228 2008-07-30 Eric Botcazou <ebotcazou@adacore.com>
4231 * dwarf2out.c (is_subrange_type): Deal with BOOLEAN_TYPE.
4233 2008-07-30 Rafael Avila de Espindola <espindola@google.com>
4236 * final.c (call_from_call_insn): Handle COND_EXEC.
4238 2008-07-30 H.J. Lu <hongjiu.lu@intel.com>
4240 * builtins.c (std_gimplify_va_arg_expr): Replace
4241 PREFERRED_STACK_BOUNDARY with MAX_SUPPORTED_STACK_ALIGNMENT.
4242 * config/i386/i386.c (ix86_gimplify_va_arg): Likewise.
4244 2008-07-30 Joey Ye <joey.ye@intel.com>
4245 H.J. Lu <hongjiu.lu@intel.com>
4247 * builtins.c (expand_builtin_setjmp_receiver): Replace
4248 virtual_incoming_args_rtx with crtl->args.internal_arg_pointer.
4249 (expand_builtin_apply_args_1): Likewise.
4250 (expand_builtin_longjmp): Need DRAP for stack alignment.
4251 (expand_builtin_apply): Likewise.
4253 * caller-save.c (setup_save_areas): Call assign_stack_local_1
4254 instead of assign_stack_local to allow alignment reduction.
4256 * calls.c (emit_call_1): Need DRAP for stack alignment if
4258 (expand_call): Replace virtual_incoming_args_rtx with
4259 crtl->args.internal_arg_pointer.
4260 * stmt.c (expand_nl_goto_receiver): Likewise.
4262 * cfgexpand.c (get_decl_align_unit): Estimate stack variable
4263 alignment and store to stack_alignment_estimated and
4264 max_used_stack_slot_alignment.
4265 (expand_one_var): Likewise.
4266 (expand_stack_alignment): New function.
4267 (tree_expand_cfg): Initialize max_used_stack_slot_alignment
4268 and stack_alignment_estimated fields in rtl_data. Call
4269 expand_stack_alignment at end.
4271 * defaults.h (INCOMING_STACK_BOUNDARY): New.
4272 (MAX_STACK_ALIGNMENT): Likewise.
4273 (MAX_SUPPORTED_STACK_ALIGNMENT): Likewise.
4274 (SUPPORTS_STACK_ALIGNMENT): Likewise.
4276 * emit-rtl.c (gen_reg_rtx): Estimate stack alignment for
4277 stack alignment when generating virtual registers.
4279 * function.c (assign_stack_local): Renamed to ...
4280 (assign_stack_local_1): This. Add a parameter to indicate
4281 if it is OK to reduce alignment.
4282 (assign_stack_local): Use it.
4283 (instantiate_new_reg): Instantiate virtual incoming args rtx
4284 to vDRAP if stack realignment and DRAP is needed.
4285 (assign_parms): Collect parameter/return type alignment and
4286 contribute to stack_alignment_estimated.
4287 (locate_and_pad_parm): Likewise.
4288 (get_arg_pointer_save_area): Replace virtual_incoming_args_rtx
4289 with crtl->args.internal_arg_pointer.
4291 * function.h (rtl_data): Add new field drap_reg,
4292 max_used_stack_slot_alignment, stack_alignment_estimated,
4293 stack_realign_needed, need_drap, stack_realign_processed and
4294 stack_realign_finalized.
4295 (stack_realign_fp): New macro.
4296 (stack_realign_drap): Likewise.
4298 * global.c (compute_regsets): Frame pointer is needed when
4299 stack is realigned. Can eliminate frame pointer when stack is
4300 realigned and dynamic realigned argument pointer isn't used.
4302 * reload1.c (update_eliminables): Frame pointer is needed
4303 when stack is realigned.
4304 (init_elim_table): Can eliminate frame pointer when stack is
4305 realigned and dynamic realigned argument pointer isn't used.
4307 * rtl.h (assign_stack_local_1): Declare new funtion.
4309 * target-def.h (TARGET_UPDATE_STACK_BOUNDARY): New.
4310 (TARGET_GET_DRAP_RTX): Likewise.
4311 (TARGET_CALLS): Add TARGET_UPDATE_STACK_BOUNDARY and
4312 TARGET_GET_DRAP_RTX.
4314 * target.h (gcc_target): Add update_stack_boundary and get_drap_rtx.
4316 * tree-vectorizer.c (vect_can_force_dr_alignment_p): Replace
4317 STACK_BOUNDARY with MAX_STACK_ALIGNMENT.
4319 2008-07-30 Xuepeng Guo <xuepeng.guo@intel.com>
4320 H.J. Lu <hongjiu.lu@intel.com>
4322 * dwarf2out.c (dw_fde_struct): Add stack_realignment, drap_reg,
4323 vdrap_reg, stack_realign and drap_reg_saved.
4324 (add_cfi): Don't allow redefining CFA when DRAP is used.
4325 (reg_save): Handle stack alignment.
4326 (dwarf2out_frame_debug_expr): Add rules 16-20 to handle stack
4327 alignment. Don't generate DWARF information for (set fp sp)
4329 (dwarf2out_begin_prologue): Initialize drap_reg and vdrap_reg
4331 (int_loc_descriptor): Move prototype forward. Also define if
4332 DWARF2_UNWIND_INFO is true.
4333 (output_cfa_loc): Handle DW_CFA_expression.
4334 (build_cfa_aligned_loc): New.
4335 (based_loc_descr): Update assert for stack realign. For local
4336 variables, use sp+offset when stack is aligned without drap and
4337 fp+offset when stack is aligned with drap. For arguments, use
4338 cfa+offset when drap is used to align stack.
4340 2008-07-30 Joey Ye <joey.ye@intel.com>
4341 H.J. Lu <hongjiu.lu@intel.com>
4343 * config/i386/i386.c (ix86_force_align_arg_pointer_string):
4345 (ix86_gen_andsp): New.
4346 (ix86_user_incoming_stack_boundary): Likewise.
4347 (ix86_default_incoming_stack_boundary): Likewise.
4348 (ix86_incoming_stack_boundary): Likewise.
4349 (ix86_can_eliminate): Likewise.
4350 (find_drap_reg): Likewise.
4351 (ix86_update_stack_boundary): Likewise.
4352 (ix86_get_drap_rtx): Likewise.
4353 (ix86_finalize_stack_realign_flags): Likewise.
4354 (TARGET_UPDATE_STACK_BOUNDARY): Likewise.
4355 (TARGET_GET_DRAP_RTX): Likewise.
4356 (override_options): Overide option value for new options.
4357 (ix86_function_ok_for_sibcall): Remove check for
4358 force_align_arg_pointer.
4359 (ix86_handle_cconv_attribute): Likewise.
4360 (ix86_function_regparm): Likewise.
4361 (setup_incoming_varargs_64): Don't set stack_alignment_needed here.
4362 (ix86_va_start): Replace virtual_incoming_args_rtx with
4363 crtl->args.internal_arg_pointer.
4364 (ix86_select_alt_pic_regnum): Check DRAP register.
4365 (ix86_save_reg): Replace force_align_arg_pointer with drap_reg.
4366 (ix86_compute_frame_layout): Compute frame layout wrt stack
4368 (ix86_internal_arg_pointer): Just return virtual_incoming_args_rtx.
4369 (ix86_expand_prologue): Decide if stack realignment is needed
4370 and generate prologue code accordingly.
4371 (ix86_expand_epilogue): Generate epilogue code wrt stack
4372 realignment is really needed or not.
4374 * config/i386/i386.h (MAIN_STACK_BOUNDARY): New.
4375 (ABI_STACK_BOUNDARY): Likewise.
4376 (PREFERRED_STACK_BOUNDARY_DEFAULT): Likewise.
4377 (STACK_REALIGN_DEFAULT): Likewise.
4378 (INCOMING_STACK_BOUNDARY): Likewise.
4379 (MAX_STACK_ALIGNMENT): Likewise.
4380 (ix86_incoming_stack_boundary): Likewise.
4381 (FORCE_PREFERRED_STACK_BOUNDARY_IN_MAIN): Removed.
4382 (REAL_PIC_OFFSET_TABLE_REGNUM): Updated to use BX_REG.
4383 (CAN_ELIMINATE): Defined with ix86_can_eliminate.
4384 (machine_function): Remove force_align_arg_pointer.
4386 * config/i386/i386.md (BX_REG): New.
4387 (R13_REG): Likewise.
4389 * config/i386/i386.opt (mforce_drap): New.
4390 (mincoming-stack-boundary): Likewise.
4391 (mstackrealign): Add Init(-1).
4393 * config/i386/i386-protos.h (ix86_can_eliminate): New
4395 2008-07-30 H.J. Lu <hongjiu.lu@intel.com>
4397 * doc/extend.texi: Update force_align_arg_pointer.
4399 * doc/invoke.texi: Document -mincoming-stack-boundary. Update
4402 * doc/tm.texi (MAX_STACK_ALIGNMENT): Add macro.
4403 (INCOMING_STACK_BOUNDARY): Likewise.
4404 (TARGET_UPDATE_STACK_BOUNDARY): New target hook.
4405 (TARGET_GET_DRAP_RTX): Likewise.
4407 2008-07-30 Andreas Schwab <schwab@suse.de>
4409 PR rtl-optimization/36929
4410 * dse.c (replace_inc_dec): Use emit_insn_before instead of
4411 add_insn_before and fix argument order.
4412 (replace_inc_dec_mem): Handle NULL rtx.
4414 2008-07-30 Andrew Jenner <andrew@codesourcery.com>
4416 * config/arm/arm.c (arm_compute_static_chain_stack_bytes): New
4418 (arm_compute_initial_elimination_offset): Use it.
4419 (arm_compute_save_reg_mask): Include static chain save slot when
4420 calculating alignment.
4421 (arm_get_frame_offsets): Ditto.
4422 (thumb1_compute_save_reg_mask): Ensure we have a low register saved
4423 that we can use to decrement the stack when the stack decrement
4424 could be too big for an immediate value in a single insn.
4425 (thumb1_expand_prologue): Avoid using r12 for stack decrement.
4427 2008-07-30 Richard Guenther <rguenther@suse.de>
4429 PR tree-optimization/36967
4430 * tree-predcom.c (remove_stmt): Use gimple_assign_ssa_name_copy_p.
4431 Release defs of statements we remove.
4433 2008-07-30 Nathan Froyd <froydnj@codesourcery.com>
4435 * config/arm/arm.c (arm_expand_prologue): Use 0-length rtvec
4436 instead of NULL_RTVEC.
4438 2008-07-30 Nathan Froyd <froydnj@codesourcery.com>
4442 * config/rs6000/rs6000.h (SLOW_UNALIGNED_ACCESS): Add clause for
4445 2008-07-30 Rafael Avila de Espindola <espindola@google.com>
4447 * final.c (call_from_call_insn): New.
4448 (final_scan_insn): Call assemble_external on FUNCTION_DECLs.
4450 2008-07-30 Paolo Bonzini <bonzini@gnu.org>
4452 * configure.ac: Substitute ADA_CFLAGS.
4453 * configure: Regenerate.
4454 * config.host: Remove mention of pa/x-ada and pa/x-ada-hpux10 files.
4455 * Makefile.in: Remove mention of X_* variables.
4456 * config/pa/x-ada-hpux10: Remove.
4457 * config/pa/x-ada: Remove.
4459 * doc/fragments.texi: Update.
4461 2008-07-30 Olivier Hainque <hainque@adacore.com>
4463 * config/mips/irix-crti.asm: .hide __gcc_init and __gcc_fini.
4464 * config/mips/iris6.h (IRIX_SUBTARGET_LINK_SPEC, irix ld): Hide
4465 __dso_handle explicitly here.
4467 2008-07-30 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4470 * c-typeck.c (build_binary_op): Encapsulate code into...
4471 * c-common.c (shorten_binary_op): ...this new function.
4472 (conversion_warning): Use the new function. Handle non-negative
4473 constant in bitwise-and.
4474 * c-common.h (shorten_binary_op): Declare.
4476 2008-07-30 Olivier Hainque <hainque@adacore.com>
4478 * scan.c (make_sstring_space): Add explicit conversions of
4479 allocator's return value.
4480 * fix-header.c (recognized_function): Likewise.
4482 2008-07-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4484 * doc/cpp.texi: Update to GFDL 1.2.
4485 * doc/gcc.texi: Do not list GPL as Invariant Section.
4486 * doc/gccint.texi: Likewise. Update copyright years.
4487 * doc/install.texi: Update copyright years.
4489 2008-07-30 Alan Modra <amodra@bigpond.net.au>
4492 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Add
4493 a use of pic_offset_table_rtx for -msecure-plt __tls_get_addr calls.
4495 2008-07-29 Jan Hubicka <jh@suse.cz>
4497 * c-decl.c (merge_decls): Do not handle DECL_INLINE.
4498 (grokdeclarator): Likewise.
4499 * langhooks.c (lhd_warn_unused_global_decl): Use
4500 DECL_DECLARED_INLINE_P.
4501 * print-tree.c (print_node): Remove DECL_INLINE check.
4503 2008-07-29 Richard Guenther <rguenther@suse.de>
4505 PR tree-optimization/36945
4506 * tree-ssa-sccvn.h (copy_reference_ops_from_ref): Declare.
4507 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Export.
4508 Record invariant addresses un-decomposed.
4509 (copy_reference_ops_from_call): Record reference call
4510 arguments properly. Simplify.
4511 * tree-ssa-pre.c (create_component_ref_by_pieces_1): New
4512 helper split out from ...
4513 (create_component_ref_by_pieces): ... here. Simplify.
4514 Prepare for recursive invocation for call arguments.
4515 (create_expression_by_pieces): Adjust call to
4516 create_component_ref_by_pieces.
4517 (compute_avail): Process operand 2 of reference ops.
4519 2008-07-29 Richard Guenther <rguenther@suse.de>
4521 * gimplify.c (gimplify_expr): Clear TREE_SIDE_EFFECTS for OBJ_TYPE_REF.
4523 2008-07-29 Jakub Jelinek <jakub@redhat.com>
4525 * c-format.c (check_format_types): Revert unwanted checkin.
4527 2008-07-29 Jan Hubicka <jh@suse.cz>
4529 * flags.h (flag_really_no_inline): Remove.
4530 * cgraph.c (cgraph_function_possibly_inlined_p): Simplify.
4531 * toplev.c (flag_really_no_inline): Remove.
4532 * c-cppbuiltin.c (c_cpp_builtins): Use flag_no_inline.
4533 * ipa-inline.c (cgraph_decide_inlining): Do not check flag_no_inline.
4534 (cgraph_decide_inlining_incrementally): Likewise.
4535 (compute_inline_parameters): Likewise.
4536 * opts.c (decode_options): Simplify.
4537 * c-opts.c (c_common_post_options): Do not set flag_no_inline.
4538 * common.opt (finline): Initialize to 1.
4539 * tree-inline.c (inlinable_function_p): Check flag_no_inline.
4541 2008-07-29 Jan Hubicka <jh@suse.cz>
4543 * predict.c (always_optimize_for_size_p): New function.
4544 (optimize_bb_for_size_p, optimize_bb_for_speed_p,
4545 optimize_edge_for_size_p, optimize_edge_for_speed_p,
4546 optimize_insn_for_size_p, optimize_insn_for_speed_p): New global
4548 (rtl_profile_for_bb, rtl_profile_for_edge, rtl_default_profile): New.
4549 * function.c (prepare_function_start): Set default profile.
4550 * function.h (rtl_data): Add maybe_hot_insn_p.
4551 * cfgexpand.c (expand_gimple_basic_block): Set RTL profile.
4552 (construct_exit_block): Likewise.
4553 (tree_expand_cfg): Likewise.
4555 (optimize_bb_for_size_p, optimize_bb_for_speed_p,
4556 optimize_edge_for_size_p, optimize_edge_for_speed_p,
4557 optimize_insn_for_size_p, optimize_insn_for_speed_p): Declare.
4558 (rtl_profile_for_bb, rtl_profile_for_edge, default_rtl_profile):
4561 2008-07-29 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4564 * c-decl.c (merge_decls): Merge USED flags.
4566 2008-07-29 Kaz Kojima <kkojima@gcc.gnu.org>
4568 * config/sh/sh.c (sh_gimplify_va_arg_expr): Unshare the addr,
4569 valist, next_fp, next_fp_tmp, next_fp_limit, next_o, next_o_limit,
4570 next_stack, lab_false and lab_over trees.
4572 2008-07-28 Richard Guenther <rguenther@suse.de>
4574 PR tree-optimization/36957
4575 * tree-flow.h (tree_ssa_useless_type_conversion): Remove.
4576 (useless_type_conversion_p): Remove.
4577 (types_compatible_p): Remove.
4578 * gimple.h (tree_ssa_useless_type_conversion): Declare.
4579 (useless_type_conversion_p): Declare.
4580 (types_compatible_p): Declare.
4581 (gimple_expr_type): Return the base type only if it is
4582 trivially convertible to the subtype.
4584 2008-07-28 Andreas Tobler <a.tobler@schweiz.org>
4586 * configure.ac: Use the m4_do macro to concatenate the warnings into
4587 one string in ACX_PROG_CC_WARNING_OPTS,
4588 ACX_PROG_CC_WARNING_ALMOST_PEDANTIC and ACX_PROG_CC_WARNINGS_ARE_ERRORS.
4589 * configure: Regenerate.
4591 2008-07-28 Richard Guenther <rguenther@suse.de>
4593 * tree-ssa-pre.c (insert_into_preds_of_block): Remove dead code.
4594 (insert_fake_stores): Remove.
4595 (realify_fake_stores): Likewise.
4596 (execute_pre): Remove dead code.
4597 * tree-ssa-structalias.c (get_constraint_for_1): Remove tcc_unary case.
4598 (find_func_aliases): Deal with it here instead.
4599 Re-enable gcc_unreachable call.
4601 2008-07-28 Richard Guenther <rguenther@suse.de>
4603 Merge from gimple-tuples-branch.
4605 * ChangeLog.tuples: ChangeLog from gimple-tuples-branch.
4606 * gimple.def: New file.
4607 * gsstruct.def: Likewise.
4608 * gimple-iterator.c: Likewise.
4609 * gimple-pretty-print.c: Likewise.
4610 * tree-gimple.c: Removed. Merged into ...
4611 * gimple.c: ... here. New file.
4612 * tree-gimple.h: Removed. Merged into ...
4613 * gimple.h: ... here. New file.
4615 * Makefile.in: Add dependencies on GIMPLE_H and tree-iterator.h.
4616 * configure.ac: Added support for ENABLE_GIMPLE_CHECKING and the
4617 --enable-checking=gimple flag.
4618 * config.in: Likewise.
4619 * configure: Regenerated.
4621 * tree-ssa-operands.h: Tuplified.
4622 * tree-vrp.c: Likewise.
4623 * tree-loop-linear.c: Likewise.
4624 * tree-into-ssa.c: Likewise.
4625 * tree-ssa-loop-im.c: Likewise.
4626 * tree-dump.c: Likewise.
4627 * tree-complex.c: Likewise.
4628 * cgraphbuild.c: Likewise.
4629 * tree-ssa-threadupdate.c: Likewise.
4630 * tree-ssa-loop-niter.c: Likewise.
4631 * tree-pretty-print.c: Likewise.
4632 * tracer.c: Likewise.
4633 * gengtype.c: Likewise.
4634 * tree-loop-distribution.c: Likewise.
4635 * tree-ssa-loop-unswitch.c: Likewise.
4636 * cgraph.c: Likewise.
4637 * cgraph.h: Likewise.
4638 * tree-ssa-loop-manip.c: Likewise.
4639 * value-prof.c: Likewise.
4640 * tree-ssa-loop-ch.c: Likewise.
4641 * tree-tailcall.c: Likewise.
4642 * value-prof.h: Likewise.
4645 * tree-pass.h: Likewise.
4646 * ipa-cp.c: Likewise.
4647 * tree-scalar-evolution.c: Likewise.
4648 * tree-scalar-evolution.h: Likewise.
4649 * target.h: Likewise.
4650 * lambda-mat.c: Likewise.
4651 * tree-phinodes.c: Likewise.
4652 * diagnostic.h: Likewise.
4653 * builtins.c: Likewise.
4654 * tree-ssa-alias-warnings.c: Likewise.
4655 * cfghooks.c: Likewise.
4656 * fold-const.c: Likewise.
4657 * cfghooks.h: Likewise.
4658 * omp-low.c: Likewise.
4659 * tree-ssa-dse.c: Likewise.
4660 * ipa-reference.c: Likewise.
4661 * tree-ssa-uncprop.c: Likewise.
4662 * toplev.c: Likewise.
4663 * tree-gimple.c: Likewise.
4664 * tree-gimple.h: Likewise.
4665 * tree-chrec.c: Likewise.
4666 * tree-chrec.h: Likewise.
4667 * tree-ssa-sccvn.c: Likewise.
4668 * tree-ssa-sccvn.h: Likewise.
4669 * cgraphunit.c: Likewise.
4670 * tree-ssa-copyrename.c: Likewise.
4671 * tree-ssa-ccp.c: Likewise.
4672 * tree-ssa-loop-ivopts.c: Likewise.
4673 * tree-nomudflap.c: Likewise.
4674 * tree-call-cdce.c: Likewise.
4675 * ipa-pure-const.c: Likewise.
4676 * c-format.c: Likewise.
4677 * tree-stdarg.c: Likewise.
4678 * tree-ssa-math-opts.c: Likewise.
4679 * tree-ssa-dom.c: Likewise.
4680 * tree-nrv.c: Likewise.
4681 * tree-ssa-propagate.c: Likewise.
4682 * ipa-utils.c: Likewise.
4683 * tree-ssa-propagate.h: Likewise.
4684 * tree-ssa-alias.c: Likewise.
4685 * gimple-low.c: Likewise.
4686 * tree-ssa-sink.c: Likewise.
4687 * ipa-inline.c: Likewise.
4688 * c-semantics.c: Likewise.
4689 * dwarf2out.c: Likewise.
4691 * tree-ssa-loop-ivcanon.c: Likewise.
4692 * predict.c: Likewise.
4693 * tree-ssa-loop.c: Likewise.
4694 * tree-parloops.c: Likewise.
4695 * tree-ssa-address.c: Likewise.
4696 * tree-ssa-ifcombine.c: Likewise.
4697 * matrix-reorg.c: Likewise.
4698 * c-decl.c: Likewise.
4699 * tree-eh.c: Likewise.
4700 * c-pretty-print.c: Likewise.
4701 * lambda-trans.c: Likewise.
4702 * function.c: Likewise.
4703 * langhooks.c: Likewise.
4704 * ebitmap.h: Likewise.
4705 * tree-vectorizer.c: Likewise.
4706 * function.h: Likewise.
4707 * langhooks.h: Likewise.
4708 * tree-vectorizer.h: Likewise.
4709 * ipa-type-escape.c: Likewise.
4710 * ipa-type-escape.h: Likewise.
4711 * domwalk.c: Likewise.
4712 * tree-if-conv.c: Likewise.
4713 * profile.c: Likewise.
4714 * domwalk.h: Likewise.
4715 * tree-data-ref.c: Likewise.
4716 * tree-data-ref.h: Likewise.
4717 * tree-flow-inline.h: Likewise.
4718 * tree-affine.c: Likewise.
4719 * tree-vect-analyze.c: Likewise.
4720 * c-typeck.c: Likewise.
4721 * gimplify.c: Likewise.
4722 * coretypes.h: Likewise.
4723 * tree-ssa-phiopt.c: Likewise.
4724 * calls.c: Likewise.
4725 * tree-ssa-coalesce.c: Likewise.
4726 * tree.def: Likewise.
4727 * tree-dfa.c: Likewise.
4728 * except.c: Likewise.
4729 * except.h: Likewise.
4730 * cfgexpand.c: Likewise.
4731 * tree-cfgcleanup.c: Likewise.
4732 * tree-ssa-pre.c: Likewise.
4733 * tree-ssa-live.c: Likewise.
4734 * tree-sra.c: Likewise.
4735 * tree-ssa-live.h: Likewise.
4736 * tree-predcom.c: Likewise.
4737 * lambda.h: Likewise.
4738 * tree-mudflap.c: Likewise.
4739 * ipa-prop.c: Likewise.
4740 * print-tree.c: Likewise.
4741 * tree-ssa-copy.c: Likewise.
4742 * ipa-prop.h: Likewise.
4743 * tree-ssa-forwprop.c: Likewise.
4744 * ggc-page.c: Likewise.
4745 * c-omp.c: Likewise.
4746 * tree-ssa-dce.c: Likewise.
4747 * tree-vect-patterns.c: Likewise.
4748 * tree-ssa-ter.c: Likewise.
4749 * tree-nested.c: Likewise.
4750 * tree-ssa.c: Likewise.
4751 * lambda-code.c: Likewise.
4752 * tree-ssa-loop-prefetch.c: Likewise.
4753 * tree-inline.c: Likewise.
4754 * tree-inline.h: Likewise.
4755 * tree-iterator.c: Likewise.
4756 * tree-optimize.c: Likewise.
4757 * tree-ssa-phiprop.c: Likewise.
4758 * tree-vect-transform.c: Likewise.
4759 * tree-object-size.c: Likewise.
4760 * tree-outof-ssa.c: Likewise.
4761 * cfgloop.c: Likewise.
4762 * system.h: Likewise.
4763 * tree-profile.c: Likewise.
4764 * cfgloop.h: Likewise.
4765 * c-gimplify.c: Likewise.
4766 * c-common.c: Likewise.
4767 * tree-vect-generic.c: Likewise.
4768 * tree-flow.h: Likewise.
4769 * c-common.h: Likewise.
4770 * basic-block.h: Likewise.
4771 * tree-ssa-structalias.c: Likewise.
4772 * tree-switch-conversion.c: Likewise.
4773 * tree-ssa-structalias.h: Likewise.
4774 * tree-cfg.c: Likewise.
4775 * passes.c: Likewise.
4776 * ipa-struct-reorg.c: Likewise.
4777 * ipa-struct-reorg.h: Likewise.
4778 * tree-ssa-reassoc.c: Likewise.
4779 * cfgrtl.c: Likewise.
4780 * varpool.c: Likewise.
4782 * tree-ssanames.c: Likewise.
4783 * tree-ssa-threadedge.c: Likewise.
4784 * langhooks-def.h: Likewise.
4785 * tree-ssa-operands.c: Likewise.
4786 * config/alpha/alpha.c: Likewise.
4787 * config/frv/frv.c: Likewise.
4788 * config/s390/s390.c: Likewise.
4789 * config/m32c/m32c.c: Likewise.
4790 * config/m32c/m32c-protos.h: Likewise.
4791 * config/spu/spu.c: Likewise.
4792 * config/sparc/sparc.c: Likewise.
4793 * config/i386/i386.c: Likewise.
4794 * config/sh/sh.c: Likewise.
4795 * config/xtensa/xtensa.c: Likewise.
4796 * config/stormy16/stormy16.c: Likewise.
4797 * config/ia64/ia64.c: Likewise.
4798 * config/rs6000/rs6000.c: Likewise.
4799 * config/pa/pa.c: Likewise.
4800 * config/mips/mips.c: Likewise.
4802 2008-07-28 Simon Baldwin <simonb@google.com>
4804 * c-pragma.c (handle_pragma_message): New function.
4805 (init_pragma): Register handle_pragma_message.
4806 * doc/extend.texi (Diagnostic Pragmas): Added #pragma message
4809 2008-07-27 Victor Kaplansky <victork@il.ibm.com>
4811 PR tree-optimization/35252
4812 * tree-vect-analyze.c (vect_build_slp_tree): Make IMAGPART_EXPR and
4813 REALPART_EXPR to be considered as same load operation.
4815 2008-07-27 Eric Botcazou <ebotcazou@adacore.com>
4817 PR tree-optimization/36830
4818 * tree-ssa-sccvn.c (vn_reference_op_compute_hash): Hash operand #2.
4819 (expressions_equal_p): Return false if only one operand is null.
4821 2008-07-26 Gerald Pfeifer <gerald@pfeifer.com>
4823 * doc/install.texi (powerpc-*-netbsd*): Remove redundant texinfo
4824 version requirements.
4826 2008-07-26 Olivier Hainque <hainque@adacore.com>
4828 * collect2.c (symkind): New enum. Symbol kinds we care about.
4829 (is_ctor_dtor): Return symkind instead of int. Adjust prototype,
4830 code and head comment accordingly.
4831 (scan_prog_file): Use symkind names instead of bare integers.
4833 2008-07-25 Jan Hubicka <jh@suse.cz>
4835 * cgraph.c (cgraph_function_possibly_inlined_p): Do not rely on
4837 * cgraphunit.c (record_cdtor_fn): Do not initialize DECL_INLINE
4838 (cgraph_preserve_function_body_p): Do not rely on DECL_INLINE.
4839 * dojump.c (clear_pending_stack_adjust): Likewise.
4840 * print-tree.c (print_node): Ignore DECL_INLINE.
4841 * tree-inline.c (inlinable_function_p): Likewise.
4843 2008-07-25 Michael Meissner <gnu@the-meissners.org>
4845 * doc/extend.texi (hot attribute): Document that the hot attribute
4846 turns on -O3 for some ports.
4847 (cold attribute): Document that the cold attribute turns on -Os
4850 * doc/tm.texi (OPTIMIZATION_OPTIONS): Update documentation to
4851 reflect function specific option support.
4853 * target.h (struct target_option_hooks): Add fields to say whether
4854 the cold attribute implies -Os and the hot attribute implies -O3.
4856 * target-def.h (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION):
4857 By default, do not turn on -Os for cold functions.
4858 (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION): By default, do
4859 not turn on -O3 for hot functions.
4861 * c-common.c (handle_hot_attribute): Use target hook to determine
4862 if hot functions should enable -O3.
4863 (handle_cold_attribute): Use target hook to determine if cold
4864 functions should enable -Os.
4866 * config/i386/i386.c (ix86_target_string): Add -m3dnowa support.
4867 (override_options): Move disable scheduling to
4868 optimization_options.
4869 (optimization_options): Disable scheduling here, not
4871 (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION): Define.
4872 (TARGET_OPTION_HOT_ATTRIBUTE_SETS_OPTIMIZATION): Define.
4874 * config/ia64/ia64.c (ia64_override_options): Move setting
4875 scheduling flags to ia64_optimization_options.
4876 (ia64_optimization_options): Disable scheduling options here, and
4877 not in ia64_override_options.
4878 (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION): Define.
4879 (TARGET_OPTION_HOT_ATTRIBUTE_SETS_OPTIMIZATION): Define.
4881 2008-07-25 H.J. Lu <hongjiu.lu@intel.com>
4884 * config/i386/i386.c (override_options): Don't clear TARGET_CMOVE.
4886 2008-07-25 Martin Jambor <mjambor@suse.cz>
4888 PR tree-optimization/36926
4889 * ipa-prop.c (ipa_analyze_call_uses): Call
4890 ipa_is_ssa_with_stmt_def instead of SSA_NAME_IS_DEFAULT_DEF.
4892 2008-07-25 Joseph Myers <joseph@codesourcery.com>
4894 * config/arm/iwmmxt.md (movv8qi_internal, movv4hi_internal,
4895 movv2si_internal): Add mem = reg alternative.
4897 2008-07-25 Andreas Tobler <a.tobler@schweiz.org>
4900 * config/sparc/sparc.h (DEFAULT_PCC_STRUCT_RETURN): Define
4901 DEFAULT_PCC_STRUCT_RETURN to 127.
4903 2008-07-24 Jan Hubicka <jh@suse.cz>
4905 * cgraphbuild.c (record_reference): Drop non-unit-at-a-time code.
4906 (build_cgraph_edges): Likewise.
4907 * cgraph.c (cgraph_node): Do not update assembler hash.
4908 (cgraph_remove_node): Drop non-unit-at-a-time code.
4909 * tree-pass.h (pass_O0_always_inline): Remove.
4910 * ipa-reference.c (gate_reference): Remove unit-at-a-time check.
4911 * toplev.c (process_options): Flag unit-at-a-time does not imply
4913 * cgraphunit.c: Update comments.
4914 (decide_is_function_needed): Drop non-unit-at-a-time mode.
4915 (cgraph_assemble_pending_functions): Remove.
4916 (cgraph_reset_node): Drop non-unit-at-a-time code.
4917 (cgraph_finalize_function): Likewise.
4918 (cgraph_analyze_function): Likewise.
4919 (cgraph_finalize_compilation_unit): Likewise.
4920 (cgraph_expand_function): Likewise.
4921 (cgraph_optimize): Likesise.
4922 (save_inline_function_body): Likewise.
4923 * ipa-pure-const.c (gate_pure_const): Drop flag_unit_at_a_time check.
4924 * tree-ssa-alias.c (maybe_be_aliased): Likewise.
4925 * ipa-inline.c: Update comments.
4926 (enum inlining_mode): remove INLINE_SPEED.
4927 (cgraph_clone_inlined_nodes): Drop unit-at-a-time check.
4928 (cgraph_mark_inline_edge): Likewise.
4929 (try_inline): Likewise.
4930 (cgraph_decide_inlining_incrementally): Likewise.
4931 (cgraph_gate_inlining): Remove.
4932 (cgraph_early_inlining): Remove flag_unit_at_a_time checks.
4933 (cgraph_gate_early_inlining): Likewise.
4934 (gate_inline_passes): Remove.
4935 (pass_inline_parameters, pass_ipa_inline): Remove gates.
4936 (cgraph_gate_O0_always_inline, cgraph_O0_always_inline,
4937 pass_O0_always_inline): Remove.
4938 * c-pch.c (c_pch_matching): Remove -funit-at-a-time.
4939 * dwarf2out.c (reference_to_unused): Remove flag_unit_at_a_time check.
4940 * opts.c (no_unit_at_a_time_default): Remove.
4941 (decode_options): Remove flag_unit_at_a_time reset and warning.
4942 * opts.h (no_unit_at_a_time_default): Remove.
4943 * c-decl.c (diagnose_mismatched_decls): Do not require inline keyword
4944 early in GNU dialect.
4945 (merge_decls): Update comment; drop unit-at-a-time check.
4946 (finish_decl): Likewise.
4947 (grok_declaration): Remove flag_inline_trees code.
4948 (finish_functions): Return on function returning non-void on all
4950 * ipa-tye-escape.c (gate_type_escape_vars): Remove.
4951 * cfgexpand.c (expand_one_static_var): Remove.
4952 (expand_one_var): Remove expand_one_static_var call.
4953 (expand_used_vars_for_block): Remove flag_unit_a_time check.
4954 * c-opts.c (c_common_post_options): Remove flag_inline_trees code
4955 and flag_unit_at_a-time compatibility checks.
4956 * varasm.c (assemble_alias): Remove flag_unit_at_a_time check.
4957 * tree-inline.c (flag_inline_trees): Remove.
4958 (inlinable_function_p): Don't check it.
4959 (expand_call_inline): Remove non-unit-at-a-time code.
4960 * tree-inline.h (flag_inline_trees): Remove.
4961 * tree-optimize.c (execute_early_local_optimizations): Remove
4962 unit-at-a-time checks.
4963 (tree_rest_of_compilation): Likewise.
4964 * combine.c (setup_incoming_promotions): Likewise.
4965 * tree-profile.c (tree_gen_ic_func_profiler): Likewise.
4966 * tree-ssa-structalias.c (delete_points_to_sets): Likewise.
4967 * passes.c (pass_inline_parameters): Update comments; remove
4968 O0_alwaysinline pass.
4969 (execute_one_ipa_transform_pass): Do not reset in_gimple_form.
4970 (execute_one_pass): Likewise.
4971 * i386.c (ix86_function_regparm): Remove unit-at-a-time check.
4972 (ix86_function_sseregparm): Likewise.
4973 * arm.c (arm_function_in_section_p): Likewise.
4974 * bfin.c (bfin_load_pic_reg, bfin_function_ok_for_sibcall): Likewise.
4975 * varpool.c: Update comments.
4976 (decide_is_variable_needed): Remove unit-at-a-time checks.
4977 (varpool_finalize_decl): Likewise.
4979 2008-07-24 Kaz Kojima <kkojima@gcc.gnu.org>
4981 * config/sh/sh.h (OPTIMIZATION_OPTIONS): Set flag_omit_frame_pointer
4983 (OVERRIDE_OPTIONS): Check if flag_omit_frame_pointer is equal to 2.
4985 2008-07-24 Kai Tietz <kai.tietz@onevision.com>
4987 * config/i386/i386.c (get_dllimport_decl): Treat user_label_prefix for
4988 imp symbol extension.
4990 2008-07-23 Ian Lance Taylor <iant@google.com>
4992 * tree-vrp.c (infer_value_range): Ignore asm statements when
4993 looking for memory accesses for -fdelete-null-pointer-checks.
4995 2008-07-24 Ben Elliston <bje@au.ibm.com>
4997 * config/spu/spu-c.c (__vector_keyword): New variable.
4998 (vector_keyword): Likewise.
4999 (spu_categorize_keyword): New function.
5000 (spu_macro_to_expand): Likewise.
5001 (spu_cpu_cpp_builtins): Enable context-sensitive macros if not
5002 compiling an ISO C dialect.
5004 2008-07-24 Ben Elliston <bje@au.ibm.com>
5006 * config/rs6000/rs6000-c.c: Move GTY(()) markers to match
5009 2008-07-23 Aaron W. LaFramboise <aaronavay62@aaronwl.com>
5011 * configure: Regenerate.
5012 * configure.ac: Require texinfo 4.7.
5013 * doc/install.texi: Document texinfo 4.7 requirement.
5015 2008-07-23 Martin Jambor <mjambor@suse.cz>
5017 * ipa-cp.c (ipcp_print_edge_profiles): Test for node->analyzed
5018 rather than for DECL_SAVED_TREE.
5019 * ipa-prop.c: Include diagnostic.h.
5020 (ipa_check_stmt_modifications): Check LHS of GIMPLE_MODIFY_EXPRs
5022 (ipa_detect_param_modifications): Function rewritten from scratch.
5023 (ipa_compute_jump_functions): Changed accesses to modification flags.
5024 (ipa_free_node_params_substructures): Update flags destruction.
5025 (ipa_node_duplication_hook): Update flags duplication.
5026 (ipa_print_all_params_modified): Updated flag access.
5027 * ipa-prop.h (struct ipa_param_flags): New structure.
5028 (struct ipa_node_params): New field modification_analysis_done,
5029 modified_flags changed into param_flags.
5030 (ipa_is_ith_param_modified): Changed to use new flags.
5031 * Makefile.in (ipa-prop.o): Add $(DIAGNOSTIC_H) to dependencies.
5033 * ipa-prop.c (ipa_print_all_jump_functions): Moved here from
5034 ipa-cp.c and split into two functions.
5035 (ipa_print_node_jump_functions): New function.
5036 (compute_scalar_jump_functions): New function.
5037 (type_like_member_ptr_p): New function.
5038 (compute_pass_through_member_ptrs): New function.
5039 (fill_member_ptr_cst_jump_function): New function.
5040 (determine_cst_member_ptr): New function.
5041 (compute_cst_member_ptr_arguments): New function.
5042 (ipa_compute_jump_functions): Complete rewrite.
5043 * ipa-prop.h (enum jump_func_type): Make explicit that we depend
5044 on IPA_UNKNOWN being zero. Added value IPA_CONST_MEMBER_PTR.
5045 (struct ipa_member_ptr_cst): New structure.
5046 (union jump_func_value): New field member_cst.
5047 * ipa-cp.c (ipcp_lat_is_insertable): New function.
5048 (ipcp_lattice_from_jfunc): Produces bottom lattices for unhandled
5049 jump function types.
5050 (ipcp_print_all_lattices): Slight fprintf rearrangement.
5051 (ipcp_print_all_structures): Call ipa_print_all_jump_functions
5052 instead of ipcp_print_all_jump_functions.
5053 (ipcp_insert_stage): Use ipcp_lat_is_insertable, create replace maps
5054 only for replacable scalars.
5056 * doc/invoke.texi (Optimize options): Add description of
5057 -findirect-inlining.
5058 * common.opt (flag_indirect_inlining): New flag.
5059 * opts.c (decode_options): Set flag_indirect_inlining when
5062 * ipa-inline.c: Include ipa-prop.h.
5063 (inline_indirect_intraprocedural_analysis): New function.
5064 (inline_generate_summary): Allocate parameter and argument info
5065 structures, call inline_indirect_intraprocedural_analysis on each
5066 node when doing indirect inlining and deallocate indirect inlining
5067 data structures in the end.
5068 * ipa-prop.c (ipa_create_param_decls_array): Return if already done.
5069 (free_all_ipa_structures_after_iinln): New function.
5070 (free_all_ipa_structures_after_ipa_cp): Checks whether iinln will be
5072 * Makefile.in (ipa-inline.o): Added $(IPA_PROP_H) to dependencies.
5074 * cgraphbuild.c (compute_call_stmt_bb_frequency): New function.
5075 (build_cgraph_edges): Call compute_call_stmt_bb_frequency instead
5076 of computing the frequency separately.
5077 (rebuild_cgraph_edges): Call compute_call_stmt_bb_frequency instead
5078 of computing the frequency separately.
5079 * ipa-cp.c (ipcp_print_all_structures): Replace a call to
5080 ipa_print_all_param_modified with a call to ipa_print_all_param_flags.
5081 * ipa-prop.c (ipa_get_member_ptr_load_param): New function.
5082 (ipa_get_stmt_member_ptr_load_param): New function.
5083 (ipa_is_ssa_with_stmt_def): New function.
5084 (ipa_note_param_call): New function.
5085 (ipa_analyze_call_uses): New function.
5086 (ipa_analyze_stmt_uses): New function.
5087 (ipa_analyze_params_uses): New function.
5088 (ipa_free_node_params_substructures): Also free the param_calls linked
5090 (ipa_node_duplication_hook): Also duplicate the param_calls linked list.
5091 (ipa_print_node_param_flags): New function.
5092 (ipa_print_all_params_modified): Renamed to ipa_print_all_param_flags.
5093 (ipa_print_all_param_flags): Calls ipa_print_node_param_flags.
5094 * ipa-prop.h (struct ipa_param_flags): New field called.
5095 (struct ipa_param_call_note): New structure.
5096 (struct ipa_node_params): New fields param_calls and
5098 (ipa_is_ith_param_called): New function.
5099 * ipa-inline.c (inline_indirect_intraprocedural_analysis): Call
5100 ipa_analyze_params_uses and dump parameter flags.
5102 * ipa-inline.c (cgraph_decide_recursive_inlining): Call
5103 ipa_propagate_indirect_call_infos if performing indirect inlining,
5104 pass a new parameter new_edges to it.
5105 (add_new_edges_to_heap): New fucntion.
5106 (cgraph_decide_inlining_of_small_functions): New vector
5107 new_indirect_edges for newly found indirect edges , call
5108 ipa_propagate_indirect_call_infos after inlining.
5109 (cgraph_decide_inlining): Call ipa_propagate_indirect_call_infos after
5110 inlining if performing indirect inlining. Call
5111 free_all_ipa_structures_after_iinln when doing so too.
5112 (inline_generate_summary): Do not call
5113 free_all_ipa_structures_after_iinln here.
5114 * ipa-prop.c (update_jump_functions_after_inlining): New function.
5115 (print_edge_addition_message): New function.
5116 (update_call_notes_after_inlining): New function.
5117 (propagate_info_to_inlined_callees): New function.
5118 (ipa_propagate_indirect_call_infos): New function.
5119 * ipa-prop.h: Include cgraph.h
5120 (struct ipa_param_call_note): Fields reordered, new field processed.
5121 * cgraph.h (cgraph_edge): Shrink loop_nest field to 31 bits, add a new
5123 * cgraphunit.c (verify_cgraph_node): Allow indirect edges not to have
5124 rediscovered call statements.
5125 * cgraph.c (cgraph_create_edge): Initialize indirect_call to zero.
5126 (dump_cgraph_node): Dump also the indirect_call flag.
5127 (cgraph_clone_edge): Copy also the indirect_call flag.
5128 * tree-inline.c (copy_bb): Do not check for fndecls from call
5129 expressions, check for edge availability when moving clones.
5130 (get_indirect_callee_fndecl): New function.
5131 (expand_call_inline): If callee declaration is not apprent from
5132 the statement, try calling get_indirect_callee_fndecl. Do not
5133 issue warnings or call sorry when not inlinings an indirect edge.
5134 * Makefile.in (IPA_PROP_H): Added $(CGRAPH_H) to dependencies.
5136 * ipa-prop.c (ipa_print_node_param_flags): Make the dump format a
5137 bit more frandly to matching.
5138 * testsuite/g++.dg/ipa/iinline-1.C: New testcase.
5139 * testsuite/gcc.dg/ipa/iinline-1.c: New testcase.
5140 * testsuite/gcc.dg/ipa/modif-1.c: New testcase.
5142 2008-07-23 Michael Meissner <gnu@the-meissners.org>
5145 * opth-gen.awk: Suppress function specific features when building
5147 * optc-gen.awk: Ditto.
5149 2008-07-23 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5152 * diagnostic.c (pedwarn): Add opt parameter.
5154 * c-tree.h (pedwarn_init): Add opt parameter.
5155 (pedwarn_c90): Likewise.
5156 (pedwarn_c99): Likewise.
5157 * c-errors.c (pedwarn_c99): Likewise.
5158 (pedwarn_c90): Likewise.
5159 * toplev.h (pedwarn): Update declaration.
5160 (pedwarn0): Declare.
5161 * c-lex.c: All calls to pedwarn changed.
5162 * builtins.c: All calls to pedwarn changed.
5163 * toplev.c: All calls to pedwarn changed.
5164 * c-decl.c: All calls to pedwarn changed.
5165 * c-typeck.c: All calls to pedwarn changed.
5166 * c-common.c: All calls to pedwarn changed.
5167 * c-parser.c: All calls to pedwarn changed.
5169 2008-07-23 Michael Meissner <gnu@the-meissners.org>
5170 Karthik Kumar <karthikkumar@gmail.com>
5172 * attribs.c (file scope): Include c-common.h.
5173 (decl_attributes): Add support for #pragma GCC optimize and
5176 * targhooks.c (default_can_inline_p): New function that is the
5177 default for the TARGET_CAN_INLINE_P target hook.
5179 * targhooks.h (default_can_inline_p): Add declaration.
5181 * tree.c (cl_optimization_node): New static tree for building
5182 OPTIMIZATION_NODE tree.
5183 (cl_target_option_node): New static tree for building
5184 TARGET_OPTION_NODE tree.
5185 (cl_option_hash_table): New hash table for hashing
5186 OPTIMIZATION_NODE and TARGET_OPTION_NODE trees.
5187 (cl_option_hash_hash): New function to provide the hash value for
5188 OPTIMIZATION_NODE and TARGET_OPTION_NODE trees.
5189 (cl_option_hash_eq): New function to provide an equality test for
5190 OPTIMIZATION_NODE and TARGET_OPTION_NODE trees.
5191 (tree_code_size): Add support for OPTIMIZATION_NODE and
5192 TARGET_OPTION_NODE trees.
5193 (tree_code_structure): Add support for OPTIMIZATION_NODE and
5194 TARGET_OPTION_NODE trees.
5195 (build_optimization_node): Build a tree that has all of the
5196 current optimization options.
5197 (build_target_option_node): Build a tree that has the target
5198 options that might be changed on a per function basis.
5200 * tree.h (file scope): Include options.h.
5201 (DECL_FUNCTION_SPECIFIC_TARGET): New accessor macro.
5202 (DECL_FUNCTION_SPECIFIC_OPTIMIZATION): Ditto.
5203 (TREE_OPTIMIZATION): Ditto.
5204 (TREE_TARGET_SPECIFIC): Ditto.
5205 (struct tree_function_decl): Add fields for remembering the
5206 current optimization options and target specific options.
5207 (struct tree_optimization_option): New tree variant that remembers
5208 the optimization options.
5209 (struct tree_target_option): New tree variant that remembers the
5210 target specific flags that might change for compiling a particular
5212 (union tree_node): Include tree_optimization_option and
5213 tree_target_option fields.
5214 (enum tree_index): Add TI_OPTIMIZATION_DEFAULT,
5215 TI_OPTIMIZATION_CURRENT, TI_OPTIMIZATION_COLD,
5216 TI_OPTIMIZATION_HOT, TI_TARGET_OPTION_DEFAULT,
5217 TI_TARGET_OPTION_CURRENT, TI_CURRENT_OPTION_PRAGMA,
5218 TI_CURRENT_OPTIMIZE_PRAGMA entries for saving function specific
5219 optimization and target options.
5220 (optimization_default_node): New macro to refer to global_trees
5222 (optimization_current_node): Ditto.
5223 (optimization_cold_node): Ditto.
5224 (optimization_hot_node): Ditto.
5225 (target_option_default_node): Ditto.
5226 (target_option_current_node): Ditto.
5227 (current_option_pragma): Ditto.
5228 (current_optimize_pragma): Ditto.
5230 * target.h (struct gcc_target): Add valid_option_attribute_p,
5231 target_option_save, target_option_restore, target_option_print,
5232 target_option_pragma_parse, and can_inline_p hooks.
5234 * toplev.h (parse_optimize_options): Add declaration.
5235 (fast_math_flags_struct_set_p): Ditto.
5237 * c-cppbuiltin.c (c_cpp_builtins_optimize_pragma): New function to
5238 adjust the current __OPTIMIZE__, etc. macros when #pragma GCC
5241 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Call
5242 tree_can_inline_p hook to see if one function can inline another.
5243 (cgraph_decide_inlining): Ditto.
5244 (cgraph_decide_inlining_incrementally): Ditto.
5246 * opts.c (decode_options): Add support for running multiple times
5247 to allow functions with different target or optimization options
5248 than was specified on the command line.
5249 (fast_math_flags_struct_set_p): New function that is similar to
5250 fast_math_flags_set_p, except it uses the values in the
5251 cl_optimization structure instead of global variables.
5253 * optc-gen.awk: Add support for TargetSave to allow a back end to
5254 declare new fields that need to be saved when using function
5255 specific options. Include flags.h and target.h in the options.c
5256 source. Add support for Save to indicate which options can be set
5257 for individual functions. Generate cl_optimize_save,
5258 cl_optimize_restore, cl_optimize_print, cl_target_option_save,
5259 cl_target_option_restore, cl_target_option_print functions to
5260 allow functions to use different optimization or target options.
5262 * opt-functions.awk (var_type_struct): Return the type used for
5263 storing the field in a structure.
5265 * opth-gen.awk: Add support for TargetSave to allow a back end to
5266 declare new fields that need to be saved when using function
5267 specific options. Add support for Save to indicate which options
5268 can be set for individual functions. Only generate one extern for
5269 Mask fields. Generate cl_optimization and cl_target_option
5270 structures to remember optimization and target options.
5272 * treestruct.def (TS_OPTIMIZATION): Add support for garbage
5273 collecting new tree nodes.
5274 (TS_TARGET_OPTION): Ditto.
5276 * c-decl.c (merge_decls): Merge function specific target and
5277 optimization options.
5279 * function.c (invoke_set_current_function_hook): If the function
5280 uses different optimization options, change the global variables
5283 * coretypes.h (struct cl_optimization): Add forward reference.
5284 (struct cl_target_option): Ditto.
5286 * c-pragma.c (option_stack): New static vector to remember the
5287 current #pragma GCC option stack.
5288 (handle_pragma_option): New function to support #pragma GCC option
5289 to change target options.
5290 (optimize_stack): New static vector to remember the current
5291 #pragma GCC optimize stack.
5292 (handle_pragma_optimize): New function to support #pragma GCC
5293 optimize to change optimization options.
5294 (init_pragma): Add support for #pragma GCC optimize and #pragma
5297 * tree.def (OPTIMIZATION_NODE): New tree code for remembering
5298 optimization options.
5299 (TARGET_OPTION_NODE): New tree code for remembering certain target
5302 * print-tree.c (print_node): Add support for OPTIMIZATION_NODE and
5303 TARGET_OPTION_NODE trees.
5305 * common.opt (-O): Add Optimization flag.
5307 (-fmath-errno): Ditto.
5308 (-falign-functions): Add UInteger flag to make sure flag gets full
5309 int in cl_optimization structure.
5310 (-falign-jumps): Ditto.
5311 (-falign-labels): Ditto.
5312 (-falign-loops): Ditto.
5313 (-fsched-stalled-insns): Ditto.
5314 (-fsched-stalled-insns-dep): Ditto.
5316 * target-def.h (TARGET_VALID_OPTION_ATTRIBUTE_P): Add default
5318 (TARGET_OPTION_SAVE): Ditto.
5319 (TARGET_OPTION_RESTORE): Ditto.
5320 (TARGET_OPTION_PRINT): Ditto.
5321 (TARGET_OPTION_PRAGMA_PARSE): Ditto.
5322 (TARGET_CAN_INLINE_P): Ditto.
5323 (TARGET_INITIALIZER): Add new hooks.
5325 * tree-inline.c (tree_can_inline_p): New function to determine
5326 whether one function can inline another. Check if the functions
5327 use compatible optimization options, and also call the backend
5330 * tree-inline.h (tree_can_inline_p): Add declaration.
5332 * c-common.c (c_common_attribute): Add support for option and
5333 optimize attributes.
5334 (handle_option_attribute): Add support for the option attribute to
5335 allow the user to specify different target options for compiling a
5337 (handle_optimize_attribute): Add support for the optimize
5338 attribute to allow the user to specify different optimization
5339 options for compiling a specific function.
5340 (handle_hot_attribute): Turn on -O3 optimization for this one
5341 function if it isn't the default optimization level.
5342 (handle_cold_attribute): Turn on -Os optimization for this one
5343 function if it insn't the default optimization.
5344 (const_char_p): New const char * typedef.
5345 (optimize_args): New static vector to remember the optimization
5347 (parse_optimize_options): New function to set up the optimization
5348 arguments from either the optimize attribute or #pragma GCC optimize.
5350 * c-common.h (c_cpp_builtins_optimize_pragma): Add declaration.
5351 (builtin_define_std): Ditto.
5353 * config.gcc (i[3467]86-*-*): Add i386-c.o to C/C++ languages.
5354 Add t-i386 Makefile fragment to add i386-c.o and i386.o dependencies.
5355 (x86_64-*-*): Ditto.
5357 * Makefile.in (TREE_H): Add options.h.
5358 (options.o): Add $(TARGET_H) $(FLAGS_H) dependencies.
5360 * doc/extend.texi (option attribute): Document new attribute.
5361 (optimize attribute): Ditto.
5362 (hot attribute): Document hot attribute sets -O3.
5363 (cold attribute): Document cold attribute sets -Os.
5364 (#pragma GCC option): Document new pragma.
5365 (#pragma GCC optimize): Ditto.
5367 * doc/options.texi (TargetSave): Document TargetSave syntax.
5368 (UInteger): Document UInteger must be used for certain flags.
5369 (Save): Document Save option to create target specific options
5370 that can be saved/restored on a function specific context.
5372 * doc/c-tree.texi (DECL_FUNCTION_SPECIFIC_TARGET): Document new macro.
5373 (DECL_FUNCTION_SPECIFIC_OPTIMIZATION): Ditto.
5375 * doc/tm.texi (TARGET_VALID_OPTION_ATTRIBUTE_P): Document new hook.
5376 (TARGET_OPTION_SAVE): Ditto.
5377 (TARGET_OPTION_RESTORE): Ditto.
5378 (TARGET_OPTION_PRINT): Ditto.
5379 (TARGET_OPTION_PRAGMA_PARSE): Ditto.
5380 (TARGET_CAN_INLINE_P): Ditto.
5382 * doc/invoke.texi (-mfpmath=sse+387): Document as an alias for
5384 (-mfpmath=both): Ditto.
5386 2008-07-23 Michael Meissner <gnu@the-meissners.org>
5387 Karthik Kumar <karthikkumar@gmail.com>
5389 * config/i386/i386.h (TARGET_ABM): Move switch into ix86_isa_flags.
5390 (TARGET_POPCNT): Ditto.
5391 (TARGET_SAHF): Ditto.
5392 (TARGET_AES): Ditto.
5393 (TARGET_PCLMUL): Ditto.
5394 (TARGET_CMPXCHG16B): Ditto.
5395 (TARGET_RECIP): Move switch into target_flags.
5396 (TARGET_FUSED_MADD): Ditto.
5397 (ix86_arch_features): Make an unsigned char type.
5398 (ix86_tune_features): Ditto.
5399 (OVERRIDE_OPTIONS): Add bool argument to override_options call.
5400 (TARGET_CPU_CPP_BUILTINS): Move into ix86_target_macros.
5401 (REGISTER_TARGET_PRAGMAS): Define, call ix86_register_pragmas.
5403 * config/i386/i386.opt (arch): New TargetSave field to define
5404 fields that need to be saved for function specific option support.
5407 (branch_cost): Ditto.
5408 (ix86_isa_flags_explicit): Ditto.
5409 (tune_defaulted): Ditto.
5410 (arch_specified): Ditto.
5411 (-m128-long-double): Add Save flag to save option for target
5412 specific option support.
5414 (-maccumulate-outgoing-args): Ditto.
5415 (-malign-double): Ditto.
5416 (-malign-stringops): Ditto.
5417 (-mfancy-math-387): Ditto.
5418 (-mhard-float): Ditto.
5420 (-minline-all-stringops): Ditto.
5421 (-minline-stringops-dynamically): Ditto.
5422 (-mms-bitfields): Ditto.
5423 (-mno-align-stringops): Ditto.
5424 (-mno-fancy-math-387): Ditto.
5425 (-mno-push-args): Ditto.
5426 (-mno-red-zone): Ditto.
5427 (-mpush-args): Ditto.
5428 (-mred-zone): Ditto.
5430 (-msseregparm): Ditto.
5431 (-mstack-arg-probe): Ditto.
5446 (-mrecip): Move flag into target_flags.
5448 (-mno-fused-madd): Ditto.
5449 (-mfused-madd): Ditto.
5450 (-mabm): Move flag into ix86_isa_flags.
5457 * config/i386/i386-c.c: New file for #pragma support.
5458 (ix86_target_macros_internal): New function to #define or #undef
5459 target macros based when the user uses the #pragma GCC option to
5460 change target options.
5461 (ix86_pragma_option_parse): New function to add #pragma GCC option
5463 (ix86_target_macros): Move defining the target macros here from
5464 TARGET_CPU_CPP_BUILTINS in i386.h.
5465 (ix86_register_pragmas): Register the #pragma GCC option hook. If
5466 defined, initialize any subtarget #pragmas.
5468 * config/i386/darwin.h (REGISTER_SUBTARGET_PRAGMAS): Rename from
5469 REGISTER_TARGET_PRAGMAS.
5471 * config/i386/t-i386: New file for x86 dependencies.
5472 (i386.o): Make dependencies mirror the include files used.
5473 (i386-c.o): New file, add dependencies.
5475 * config/i386/i386-protos.h (override_options): Add bool argument.
5476 (ix86_valid_option_attribute_tree): Add declaration.
5477 (ix86_target_macros): Ditto.
5478 (ix86_register_macros): Ditto.
5480 * config/i386/i386.c (ix86_tune_features): Move initialization of
5481 the target masks to initial_ix86_tune_features to allow functions
5482 to have different target options. Make type unsigned char,
5483 instead of unsigned int.
5484 (initial_ix86_tune_features): New static vector to hold processor
5485 masks for the tune variables.
5486 (ix86_arch_features): Move initialization of the target masks to
5487 initial_ix86_arch_features to allow functions to have different
5488 target options. Make type unsigned char, instead of unsigned int.
5489 (initial_ix86_arch_features): New static vector to hold processor
5490 masks for the arch variables.
5491 (enum ix86_function_specific_strings): New enum to describe the
5492 string options used for attribute((option(...))).
5493 (ix86_target_string): New function to return a string that
5494 describes the target options.
5495 (ix86_debug_options): New function to print the current options in
5497 (ix86_function_specific_save): New function hook to save the
5498 function specific global variables in the cl_target_option structure.
5499 (ix86_function_specific_restore): New function hook to restore the
5500 function specific variables from the cl_target_option structure to
5501 the global variables.
5502 (ix86_function_specific_print): New function hook to print the
5503 target specific options in the cl_target_option structure.
5504 (ix86_valid_option_attribute_p): New function hook to validate
5505 attribute((option(...))) arguments.
5506 (ix86_valid_option_attribute_tree): New function that is common
5507 code between attribute((option(...))) and #pragma GCC option
5508 support that parses the options and returns a tree holding the options.
5509 (ix86_valid_option_attribute_inner_p): New helper function for
5510 ix86_valid_option_attribute_tree.
5511 (ix86_can_inline_p): New function hook to decide if one function
5512 can inline another on a target specific basis.
5513 (ix86_set_current_function); New function hook to switch target
5514 options if the user used attribute((option(...))) or #pragma GCC
5516 (ix86_tune_defaulted): Move to static file scope from
5518 (ix86_arch_specified): Ditto.
5519 (OPTION_MASK_ISA_AES_SET): New macro for moving switches into
5521 (OPTION_MASK_ISA_PCLMUL_SET): Ditto.
5522 (OPTION_MASK_ISA_ABM_SET): Ditto.
5523 (OPTION_MASK_ISA_POPCNT_SET): Ditto.
5524 (OPTION_MASK_ISA_CX16_SET): Ditto.
5525 (OPTION_MASK_ISA_SAHF_SET): Ditto.
5526 (OPTION_MASK_ISA_AES_UNSET): Ditto.
5527 (OPTION_MASK_ISA_PCLMUL_UNSET): Ditto.
5528 (OPTION_MASK_ISA_ABM_UNSET): Ditto.
5529 (OPTION_MASK_ISA_POPCNT_UNSET): Ditto.
5530 (OPTION_MASK_ISA_CX16_UNSET): Ditto.
5531 (OPTION_MASK_ISA_SAHF_UNSET): Ditto.
5532 (struct ptt): Move to static file scope from override_options.
5533 (processor_target_table): Ditto.
5535 (ix86_handle_option): Add support for options that are now isa options.
5536 (override_options): Add support for declaring functions that
5537 support different target options than were specified on the
5538 command line. Move struct ptt, processor_target_table, cpu_names,
5539 ix86_tune_defaulted, ix86_arch_specified to static file scope.
5540 Add bool argument. Fix up error messages so the appropriate error
5541 is given for either command line or attribute.
5542 (ix86_previous_fndecl): New static to remember previous function
5543 declaration to see if we need to change target options.
5544 (ix86_builtins_isa): New array to record the ISA of each builtin
5546 (def_builtin): Always create the builtin function, even if the
5547 current ISA doesn't support it.
5548 (ix86_init_mmx_sse_builtins): Remove TARGET_AES and TARGET_PCLMUL
5549 tests for those builtins.
5550 (ix86_init_builtins): Remove TARGET_MMX test for calling
5551 ix86_init_mmx_sse_builtins.
5552 (ix86_expand_builtin): If the current ISA doesn't support a given
5553 builtin, signal an error.
5554 (TARGET_VALID_OPTION_ATTRIBUTE_P): Set target hook.
5555 (TARGET_SET_CURRENT_FUNCTION): Ditto.
5556 (TARGET_OPTION_SAVE): Ditto.
5557 (TARGET_OPTION_RESTORE): Ditto.
5558 (TARGET_OPTION_PRINT): Ditto.
5559 (TARGET_CAN_INLINE_P): Ditto.
5561 2008-07-22 Rafael Avila de Espindola <espindola@google.com>
5563 * c-typeck.c (build_external_ref): Don't call assemble_external.
5564 * final.c (output_operand): Call assemble_external.
5566 2008-07-21 DJ Delorie <dj@redhat.com>
5568 * config/h8300/h8300.c (h8300_hard_regno_scratch_ok): New.
5569 (TARGET_HARD_REGNO_SCRATCH_OK): Define.
5571 2008-07-21 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
5573 * config/spu/spu.md ("div<mode>3"): Convert into expander, move
5574 original insn and splitter contents into ...
5575 ("*div<mode>3_fast"): ... this new pattern. Enable only if
5576 flag_unsafe_math_optimizations. Add dummy scratch register.
5577 ("*div<mode>3_adjusted"): New insn and splitter. Enable only if
5578 !flag_unsafe_math_optimizations. Returns number with next
5579 highest magnitude if this is still less or equal to the true
5580 quotient in magnitude.
5582 2008-07-21 Rafael Avila de Espindola <espindola@google.com>
5584 * Makefile.in: Replace toplev.h with TOPLEV_H.
5585 * c-decl.c (merge_decls): Don't set DECL_IN_SYSTEM_HEADER.
5586 * c-lex.c (fe_file_change): Don't set in_system_header.
5587 * c-parser.c (c_token): Remove in_system_header.
5588 (c_lex_one_token): Don't set in_system_header.
5589 (c_parser_set_source_position_from_token): Don't set in_system_header.
5590 * diagnostic.c (diagnostic_report_diagnostic): Use location from
5593 * diagnostic.h (diagnostic_report_warnings_p): Add LOC argument.
5594 * flags.h (in_system_header): Remove.
5595 * function.c (saved_in_system_header): Remove.
5596 (push_cfun): Don't set in_system_header.
5597 (pop_cfun): Don't set in_system_header.
5598 (push_struct_function): Don't set in_system_header.
5599 * input.h (expanded_location): Add sysp.
5600 (in_system_header_at): New.
5601 (in_system_header): New.
5602 * toplev.c (in_system_header): Remove.
5603 * toplev.h: Include input.h
5605 * tree-cfg.c (execute_warn_function_return): Call warning_at.
5606 * tree-ssa.c (warn_uninit): Call warning_at.
5607 (warn_uninitialized_var): Update calls to warn_uninit.
5608 (warn_uninitialized_phi): Update calls to warn_uninit.
5609 * tree.c (make_node_stat): Don't set DECL_IN_SYSTEM_HEADER.
5610 (expand_location): Initialize xloc.sysp.
5611 * tree.h (DECL_IN_SYSTEM_HEADER): Use in_system_header_at.
5612 (tree_decl_with_vis): Remove in_system_header_flag.
5614 2008-07-21 Andreas Krebbel <krebbel1@de.ibm.com>
5617 * recog.c (asm_operand_ok): Change the order of the extra
5618 memory constraint checks.
5620 2008-07-20 Andrew Pinski <andrew_pinski@playstation.sony.com>
5623 * tree-switch-conversion.c (build_one_array): Call
5624 varpool_mark_needed_node and varpool_finalize_decl
5625 instead of assemble_variable.
5627 2008-07-19 Jan Hubicka <jh@suse.cz>
5629 * cgraph.c (cgraph_add_new_function): Do early local passes.
5630 * tree-nrv.c (gate_pass_return_slot): New gate.
5631 (pass_nrv): Add the gate.
5632 * tree-ssa-coalese.c (hash_ssa_name_by_var, eq_ssa_name_by_var): New
5634 (coalesce_ssa_name): Coalesce SSA names.
5635 * tree-ssa-live.c (remove_unused_locals): Be more conservative when
5636 not optimizing so unused user vars remains visible.
5637 * common.opt (flag_tree_ter): Always enable by default.
5638 * tree-ssa-ter.c: Include flags.h
5639 (is_replaceable_p): Check that locations match; when aliasing is missing
5640 be conservative about loads.
5641 * tree-optimize.c (gate_init_datastructures): Remove.
5642 (pass_init_datastructures): New.
5643 * passes.c: Reorder passes so we always go into SSA.
5645 2008-07-19 Jan Hubicka <jh@suse.cz>
5647 * doc/extend.texi (flatten attribute): Remove note about unit-at-a-time
5648 * doc/invoke.texi (--combine): Likewise.
5649 (-finline-functions-called-once): Update levels when enabled.
5650 (-funit-at-a-time): Document new behaviour.
5651 (-ftoplevel-reorder): Document that it is enabled -O0 and imply
5652 -fno-section-anchors when disabled explicitly.
5653 (inline params): They are not ignored now.
5654 (precompiled headers): Remove unit-at-a-time as being incompatible.
5655 * opts.c (decode_options): Handle unit-at-a-time as alias;
5656 imply -fno-section-anchors when toplevel reorder is disabled
5658 * common.opt (ftoplevel-reorder): Set default value to 2.
5659 (funit-at-a-time): Set default value to 1.
5660 * config/rs6000/rs6000.c (optimization_options): Set section anchors
5663 2008-07-19 Jan Hubicka <jh@suse.cz>
5665 * builtins.c (expand_builtin_int_roundingfn,
5666 expand_builtin_int_roundingfn_2): Do not take subtarget argument;
5669 2008-07-19 Richard Guenther <rguenther@suse.de>
5672 * tree-ssa-sccvn.h (get_constant_value_id): Declare.
5673 * tree-ssa-sccvn.c (get_constant_value_id): New function.
5674 * tree-ssa-pre.c (get_expr_value_id): For newly created
5675 constant value-ids make sure to add the expression to its
5678 2008-07-19 Jakub Jelinek <jakub@redhat.com>
5681 * omp-low.c (expand_omp_atomic_fetch_op): Make sure the
5682 return value of the builtin is ignored.
5684 2008-07-19 Olivier Hainque <hainque@adacore.com>
5686 * doc/tm.texi (MALLOC_ABI_ALIGNMENT): New macro. Alignment, in
5687 bits, a C conformant malloc implementation has to provide.
5688 * defaults.h (MALLOC_ABI_ALIGNMENT): Default to BITS_PER_WORD.
5690 2008-07-19 Joseph Myers <joseph@codesourcery.com>
5694 * reload.c (find_reloads_subreg_address): Only reload address if
5695 reloaded == 0, not for reloaded != 1.
5698 2008-07-16 Joseph Myers <joseph@codesourcery.com>
5699 * config/m32c/m32c.c (BIG_FB_ADJ): Move definition earlier.
5700 (m32c_legitimate_address_p): Handle "++rii" addresses created by
5701 m32c_legitimize_reload_address.
5703 2008-07-15 Kaz Kojima <kkojima@gcc.gnu.org>
5704 * config/sh/sh.h (GO_IF_LEGITIMATE_ADDRESS): Allow
5705 (plus (plus (reg) (const_int)) (const_int)) when reload_in_progress.
5707 2008-07-19 Olivier Hainque <hainque@adacore.com>
5709 * dwarf2out.c (add_subscript_info): New explicit COLLAPSE_P
5710 argument, saying whether nested array are to be collapsed
5711 into a single array type DIE with multiple subscripts.
5712 (gen_array_type_die): Factorize comments about the MIPS_DEBUG_INFO
5713 issues, centralize the nested array types collapsing control and
5714 disable the transformation for Ada.
5716 2008-07-18 Uros Bizjak <ubizjak@gmail.com>
5719 * config/i386/i386.md (x86_64_shift_adj_1): Rename from
5721 (x86_64_shift_adj_2): New expander.
5722 (x86_64_shift_adj_3): Ditto.
5723 * config/i386/i386.c (ix86_split_ashr): Use gen_x86_64_shift_adj_3
5724 to split TImode operands.
5725 (ix86_split_ashl): Use gen_x86_64_shift_adj_2 to split TImode operands.
5726 (ix86_split_lshr): Ditto.
5728 2008-07-18 Kris Van Hees <kris.van.hees@oracle.com>
5730 * c-common.c (c_stddef_cpp_builtins): Define __CHAR16_TYPE__
5731 and __CHAR32_TYPE__.
5732 * c-typeck.c (digest_init): Support char16_t and char32_t.
5733 (set_nonincremental_init_from_string): Idem.
5735 2008-07-18 H.J. Lu <hongjiu.lu@intel.com>
5738 * builtins.c (std_gimplify_va_arg_expr): Limit alignment to
5739 PREFERRED_STACK_BOUNDARY.
5740 * config/i386/i386.c (ix86_gimplify_va_arg): Likewise.
5742 2008-07-18 H.J. Lu <hongjiu.lu@intel.com>
5745 * function.c (locate_and_pad_parm): Cap boundary earlier.
5747 2008-07-17 Julian Brown <julian@codesourcery.com>
5749 * config/arm/arm.c (arm_cxx_determine_class_data_visibility): Make
5750 no-op for targets which don't use DLLs.
5752 2008-07-17 Martin Jambor <mjambor@suse.cz>
5754 * ipa-cp.c (ipcp_print_all_lattices): New variable info, check
5755 that nodes are relevant by examining the node->analyzed flag.
5756 (ipcp_init_stage): Check which nodes are relevant, assert that the
5757 relevant ones are also required.
5758 (ipcp_propagate_stage): Check on the side arrays are properly
5760 (ipcp_print_all_jump_functions): Make sure not to touch any node
5761 that is not analyzed or an edge that does not have a corresponding
5762 entry in the on-the-side vectors.
5763 (ipcp_function_scale_print): Likewise.
5764 (ipcp_update_callgraph): Check that the node is relevant.
5765 (ipcp_insert_stage): Check that the node is relevant. Check there is
5766 an info for every node and edge.
5767 * ipa-prop.c (ipa_init_func_list): Check the nodes are relevant.
5768 (ipa_print_all_tree_maps): Likewise and a new variable info.
5769 (ipa_print_all_params_modified): Likewise.
5770 * ipa-prop.h (ipa_edge_args_info_available_for_edge_p): New function.
5772 2008-07-17 Roman Zippel <zippel@linux-m68k.org>
5775 * config/host-linux.c (TRY_EMPTY_VM_SPACE): Define for __mc68000__.
5777 2008-07-17 Paolo Bonzini <bonzini@gnu.org>
5779 PR rtl-optimization/36753
5780 * fwprop.c (use_killed_between): Don't shortcut
5781 single-definition global registers.
5783 2008-07-16 Jan Hubicka <jh@suse.cz>
5785 * cgraph.h (varpool_empty_needed_queue): Declare.
5786 * cgraphunit.c (output_in_order): Mark all variables as needed;
5788 * varpool.c (varpool_assemble_node): Update debug queue.
5789 (varpool_assemble_pending_decls): Don't do it here.
5790 (varpool_empty_needed_queue): New function.
5792 2008-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5794 * recog.c (peephole2_optimize): Fix formatting.
5796 2008-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5798 * c-pch.c (get_ident): Avoid C++ keywords.
5799 * combine-stack-adj.c (single_set_for_csa): Likewise.
5800 * final.c (asm_insn_count, final_scan_insn, alter_subreg,
5801 output_asm_insn): Likewise.
5802 * reload.c (push_secondary_reload, find_reusable_reload,
5803 push_reload, combine_reloads, find_reloads,
5804 debug_reload_to_stream): Likewise.
5805 * reload.h (struct reload): Likewise.
5806 * reload1.c (reload_reg_class_lower, find_reg, find_reload_regs,
5807 allocate_reload_reg, choose_reload_regs, emit_input_reload_insns,
5808 emit_output_reload_insns): Likewise.
5809 * targhooks.c (default_secondary_reload): Likewise.
5810 * varasm.c (section_entry_eq, object_block_entry_eq): Likewise.
5812 2008-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5814 * recog.c (validate_change_1, validate_change,
5815 validate_unshare_change, validate_replace_rtx_1, struct
5816 funny_match, constrain_operands, peephole2_optimize): Avoid C++
5818 * reload.c (push_secondary_reload, secondary_reload_class,
5819 scratch_reload_class, find_valid_class, find_reusable_reload,
5820 push_reload, find_dummy_reload, find_reloads_address_1,
5821 find_reloads_address_part, find_equiv_reg): Likewise.
5822 * reload1.c (spill_failure, eliminate_regs_1, allocate_reload_reg,
5823 choose_reload_regs): Likewise.
5824 * rtlanal.c (replace_rtx, nonzero_bits1, num_sign_bit_copies1):
5826 * rtlhooks.c (gen_lowpart_if_possible): Likewise.
5827 * sched-ebb.c (add_deps_for_risky_insns): Likewise.
5828 * sched-rgn.c (concat_INSN_LIST): Likewise.
5829 * stor-layout.c (mode_for_size, mode_for_size_tree,
5830 smallest_mode_for_size): Likewise.
5832 2008-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5834 * cfg.c (dump_reg_info): Avoid C++ keywords.
5835 * dwarf2asm.c (dw2_force_const_mem,
5836 dw2_asm_output_encoded_addr_rtx): Likewise.
5837 * except.c (gen_eh_region, add_action_record, output_ttype): Likewise.
5838 * expmed.c (expand_shift): Likewise.
5839 * global.c (find_reg): Likewise.
5840 * graph.c (draw_edge): Likewise.
5841 * local-alloc.c (reg_meets_class_p, find_free_reg): Likewise.
5842 * optabs.c (expand_binop, expand_twoval_unop, expand_twoval_binop,
5843 widen_clz, widen_bswap, expand_parity, expand_unop,
5844 emit_cmp_and_jump_insn_1): Likewise.
5845 * postreload.c (reload_cse_simplify_operands): Likewise.
5846 * ra.h (add_neighbor): Likewise.
5847 * reg-stack.c (remove_regno_note, change_stack): Likewise.
5848 * regclass.c (memory_move_secondary_cost, dump_regclass, regclass,
5849 record_reg_classes, copy_cost, record_address_regs,
5850 invalid_mode_change_p): Likewise.
5851 * regrename.c (regrename_optimize, scan_rtx_reg,
5852 dump_def_use_chain, find_oldest_value_reg,
5853 replace_oldest_value_reg, copyprop_hardreg_forward_1): Likewise.
5855 2008-07-16 David Edelsohn <edelsohn@gnu.org>
5857 * config/rs6000/rs6000.c (processor_target_table): Remove duplicate
5858 MASK_POWERPC64 for power4 in previous commit.
5860 2008-07-16 Olivier Hainque <hainque@adacore.com>
5862 * collect2.c (scan_prog_file, COFF version): Use CONST_CAST
5863 instead of bare conversion to cast const-ness away.
5865 2008-07-16 Anatoly Sokolov <aesok@post.ru>
5867 * config/xtensa/xtensa.h (FUNCTION_OUTGOING_VALUE,
5868 XTENSA_FUNCTION_VALUE, XTENSA_FUNCTION_VALUE): Remove.
5869 * config/xtensa/xtensa.c (xtensa_function_value): New function.
5870 (TARGET_FUNCTION_VALUE): Define.
5872 2008-07-16 David Edelsohn <edelsohn@gnu.org>
5874 * config/rs6000/rs6000.c (processor_target_table): Add
5875 MASK_PPC_GPOPT for power4, power5, power5+, power6, and power6x.
5877 2008-07-16 Joseph Myers <joseph@codesourcery.com>
5880 * config/m32c/m32c.c (BIG_FB_ADJ): Move definition earlier.
5881 (m32c_legitimate_address_p): Handle "++rii" addresses created by
5882 m32c_legitimize_reload_address.
5884 2007-07-16 Rafael Avila de Espindola <espindola@google.com>
5886 * c-decl.c (merge_decls): Keep DECL_SOURCE_LOCATION and
5887 DECL_IN_SYSTEM_HEADER in sync.
5889 2008-07-15 Daniel Berlin <dberlin@dberlin.org>
5891 * tree-ssa-sccvn.c (expressions_equal_p): Check type equality.
5892 * tree-ssa-pre.c (pre_expr_eq): Ditto
5893 (get_constant_for_value_id): Take a type as an argument.
5894 (fully_constant_expression): Pass in type.
5895 (find_or_generate_expression): Short circuit constant case.
5896 (create_expression_by_pieces): Remove special casing of
5898 (do_regular_insertion): Short circuit constant case.
5899 (do_partial_partial_insertion): Ditto.
5901 2008-07-15 Kaz Kojima <kkojima@gcc.gnu.org>
5904 * config/sh/sh.md (symGOT_load): Don't add REG_EQUAL note.
5906 2008-07-15 Bob Wilson <bob.wilson@acm.org>
5908 * config/xtensa/libgcc-xtensa.ver: New file.
5909 * config/xtensa/t-linux (SHLIB_MAPFILES): Append libgcc-xtensa.ver.
5911 2008-07-15 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5913 * df-problems.c (df_set_note): Avoid C++ keywords.
5914 * df-scan.c (df_ref_change_reg_with_loc_1): Likewise.
5915 * dse.c (record_store, remove_useless_values): Likewise.
5916 * emit-rtl.c (gen_reg_rtx, update_reg_offset, gen_rtx_REG_offset,
5917 gen_reg_rtx_offset, operand_subword, change_address_1,
5918 change_address, adjust_address_1, offset_address,
5919 widen_memory_access, emit_copy_of_insn_after): Likewise.
5920 * explow.c (round_push, allocate_dynamic_stack_space): Likewise.
5921 * fwprop.c (should_replace_address, propagate_rtx_1,
5922 propagate_rtx, try_fwprop_subst, forward_propagate_and_simplify):
5924 * gcse.c (cprop_jump, find_implicit_sets, bypass_block,
5925 gcse_emit_move_after, update_ld_motion_stores): Likewise.
5926 * lcm.c (compute_insert_delete, pre_edge_lcm,
5927 compute_rev_insert_delete, pre_edge_rev_lcm): Likewise.
5928 * lower-subreg.c (resolve_reg_notes): Likewise.
5929 * mode-switching.c (optimize_mode_switching): Likewise.
5931 2008-07-15 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5933 * bt-load.c (add_btr_def, migrate_btr_def,
5934 branch_target_load_optimize): Avoid C++ keywords.
5935 * caller-save.c (insert_restore, insert_save, insert_one_insn):
5937 * combine.c (subst, simplify_set, make_extraction,
5938 make_compound_operation, known_cond, simplify_shift_const_1): Likewise.
5939 * cse.c (make_regs_eqv, merge_equiv_classes, validate_canon_reg,
5940 fold_rtx, equiv_constant, cse_insn, cse_process_notes_1): Likewise.
5942 2008-07-15 Richard Guenther <rguenther@suse.de>
5945 * c-common.c (strict_aliasing_warning): Do not warn for
5946 TYPE_REF_CAN_ALIAS_ALL pointers.
5947 (c_common_get_alias_set): may_alias types are not special.
5948 * tree.c (build_pointer_type_for_mode): Look up the may_alias
5949 attribute and set can_ref_all accordingly.
5950 (build_reference_type_for_mode): Likewise.
5951 * doc/extend.texi (may_alias): Clarify.
5953 2008-07-15 Kaz Kojima <kkojima@gcc.gnu.org>
5956 * config/sh/sh.h (GO_IF_LEGITIMATE_ADDRESS): Allow
5957 (plus (plus (reg) (const_int)) (const_int)) when reload_in_progress.
5959 2008-07-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
5962 * config/rs6000/rs6000.c (print_operand <case 'y'>): Don't use
5963 gcc_assert, instead call output_operand_lossage.
5965 2008-07-15 Kai Tietz <kai.tietz@onevision.com>
5967 * builtins.c (std_canonical_va_list): Treat structure based
5970 2008-07-15 Ben Elliston <bje@au.ibm.com>
5972 * emit-rtl.c (set_mem_attributes_minus_bitpos): Improve comment.
5974 2007-07-14 Rafael Avila de Espindola <espindola@google.com>
5976 * c-decl.c (diagnose_mismatched_decls): Don't warn if TREE_NO_WARNING
5979 2008-07-14 Jan Hubicka <jh@suse.cz>
5981 * i386.md (sse5 cmov pattern): Update call of ix86_sse5_valid_op_p
5982 * sse.md (sse5 patterns): Update call of ix86_sse5_valid_op_p;
5983 fix predicates and constraints.
5984 * i386.c (ix86_sse5_valid_op_p): Add commutative parameter.
5985 * i386-protos.h (ix86_sse5_valid_op_p): Update declaration.
5987 2008-07-14 Doug Kwan <dougkwan@google.com>
5989 * config.gcc (arm*-*-eabi*): Include arm/eabi.h and use
5990 additional option file arm/eabi.opt.
5991 * config/arm/eabi.h (File): New configuration file for EABI targets.
5992 * config/arm/elf.h (SUBTARGET_EXTRA_SPECS): Add
5993 SUBSUBTARGET_EXTRA_SPECS.
5994 (SUBSUBTARGET_EXTRA_SPECS): Provide empty default.
5995 * config/arm/unknown-elf.h (UNKNOWN_ELF_STARTFILE_SPEC): Renamed
5996 from STARTFILE_SPEC so that it can be referenced in an override.
5997 (STARTFILE_SPEC): Use UNKNOWN_ELF_STARTFILE_SPEC.
5998 (UNKNOWN_ELF_ENDFILE_SPEC): Renamed from ENDFILE_SPEC so that it
5999 can be referenced in an override.
6000 (ENDFILE_SPEC): Use UNKNOWN_ELF_ENDFILE_SPEC.
6001 * config/arm/bpabi.h (BPABI_LINK_SPEC): Renamed from LINK_SPEC
6002 so that it can be referenced in an override.
6003 (LINK_SPEC): Use BPABI_LINK_SPEC.
6004 * config/arm/eabi.opt (File): New.
6006 2008-07-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
6008 * Makefile.in (TARGET_DEF_H): Add targhooks.h.
6009 (FIXED_VALUE_H): New variable.
6010 (RTL_BASE_H): Use $(INPUT_H) and $(FIXED_VALUE_H) instead of
6011 input.h, fixed-value.h.
6012 (TREE_H): Use $(INPUT_H), add $(SYMTAB_H).
6013 (BASIC_BLOCK_H): Use $(BITMAP_H).
6014 (FUNCTION_H): Add varray.h.
6015 (IPA_REFERENCE_H): Use $(BITMAP_H).
6016 (CGRAPH_H): Add $(BASIC_BLOCK_H).
6017 (DF_H): Use $(BITMAP_H).
6018 (GGC_H): Add statistics.h.
6020 (INSN_ATTR_H): Use it.
6021 (SYSTEM_H): Add safe-ctype.h, filenames.h.
6023 (SYMTAB_H): Add $(OBSTACK_H).
6024 (CPP_INTERNAL_H): New.
6025 (TREE_DUMP_H): Add tree-pass.h.
6026 (TREE_FLOW_H): Use $(BITMAP_H)
6027 (PRETTY_PRINT_H): Use $(INPUT_H).
6028 (EBITMAP_H): Rename from typo-ed EBIMAP_H.
6031 (many object files): Fix lots of header dependencies throughout.
6033 2008-07-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
6035 * Makefile.in (write_entries_to_file, write_entries_to_file_split):
6037 (s-gtyp-input): Use them to write tmp-gi.list.
6038 (echo_to_gi.list): Remove.
6040 2008-07-14 Richard Guenther <rguenther@suse.de>
6042 * tree-ssa-sccvn.c (pre_info): Remove.
6043 (switch_to_PRE_table): Likewise.
6044 (free_scc_vn): Do not clear SSA_NAME_VALUE. Do not free pre_info.
6045 (set_hashtable_value_ids): Do not create value-ids for the
6047 (run_scc_vn): Remove double test. Remove bogus special-case
6048 in value-number printing.
6049 * tree-ssa-sccvn.h (switch_to_PRE_table): Remove.
6050 * tree-ssa-ccp.c (get_symbol_constant_value): Do not look at
6052 * tree-flow-inline.h (get_value_handle): Remove.
6053 * tree-flow.h (get_value_handle): Remove.
6055 2008-07-14 Martin Jambor <mjambor@suse.cz>
6057 * tree-switch-conversion.c (gen_inbound_check): Make sure the type
6058 in which we generate arithmetics is not a subrange.
6060 2008-07-14 Martin Jambor <mjambor@suse.cz>
6062 * Makefile.in (IPA_PROP_H): Added ipa-prop.h to IPA_PROP_H variable.
6064 2008-07-14 Richard Guenther <rguenther@suse.de>
6066 * tree-ssa-pre.c (insert_into_preds_of_block): Do not call convert.
6068 2008-07-14 Andreas Krebbel <krebbel1@de.ibm.com>
6071 * config/s390/s390.c: (s390_secondary_reload): Add a secondary
6072 reload for symbol refs moved to r0 with -fPIC.
6073 (legitimize_pic_address): Use the target register as temporary
6075 (emit_symbolic_move): Adjust comment.
6076 * config/s390/s390.md (reloadsi_PIC_addr, reloaddi_PIC_addr):
6079 2008-07-14 Ben Elliston <bje@au.ibm.com>
6081 * c-common.h (C_CPP_HASHNODE): New macro.
6082 * coretypes.h (struct cpp_token): Forward declare.
6083 * doc/extend.texi (PowerPC AltiVec Built-in Functions): Document
6084 the context-sensitive keyword method.
6085 * config/rs6000/rs6000-c.c (__vector_keyword, vector_keyword,
6086 __pixel_keyword, pixel_keyword, __bool_keyword, bool_keyword,
6087 expand_bool_pixel): New.
6088 (altivec_categorize_keyword): New function.
6089 (init_vector_keywords): New function.
6090 (rs6000_macro_to_expand): Likewise.
6091 (rs6000_cpu_cpp_builtins): Enable context-sensitive macros if not
6092 compiling an ISO C dialect.
6094 2008-07-13 Daniel Berlin <dberlin@dberlin.org>
6096 * tree-ssa-pre.c (fully_constant_expression): Add fold_convert calls.
6097 (create_expression_by_pieces): Fix typo.
6098 (do_regular_insertion): Use debug counter here too.
6100 2008-07-14 Hans-Peter Nilsson <hp@axis.com>
6103 * config/cris/cris.h (CRIS_CONST_OK_FOR_LETTER_P): Renamed from
6104 CONST_OK_FOR_LETTER_P. All port-local users changed.
6105 (CONST_OK_FOR_CONSTRAINT_P): Define; implement Kc as old K,
6106 implement Kp matching power-of-two.
6107 (CONSTRAINT_LEN): Define to match.
6108 * config/cris/cris.md: Replace all use of constraint K with Kc.
6109 ("*btst*): Use Kp for operand 0 of last alternative.
6111 2008-07-13 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6114 * tree-call-cdce.c (check_target_format): Accept MIPS single, double
6117 2008-07-13 Jan Hubicka <jh@suse.cz>
6119 * tree.c (decl_assembler_name_equal): Expect assembler name of decl
6122 2008-07-13 Richard Guenther <rguenther@suse.de>
6125 * langhooks.c (lhd_print_error_function): Deal with recursive
6128 2008-07-12 Jan Hubicka <jh@suse.cz>
6130 * cgraph.c (assembler_name_hash): New static var.
6131 (hash_node_by_assembler_name, eq_assembler_name): New.
6132 (cgraph_node_for_asm): Use hashtable.
6133 (cgraph_remove_node): Maintain hashtable.
6134 (change_decl_assembler_name): Sanity check that names are not changing
6135 after aliasing was processed.
6136 * cgraph.h (varpoon_node): Add next GGC marker.
6137 * tree.c (decl_assembler_name_equal): Constify.
6138 (decl_assembler_name_hash): New.
6139 * tree.h (decl_assembler_name_equal): Constify.
6140 (decl_assembler_name_hash): Update.
6142 2008-07-12 David Daney <ddaney@avtrex.com>
6144 * config/mips/driver-native.c (host_detect_local_cpu): Handle
6147 2008-07-12 Richard Sandiford <rdsandiford@googlemail.com>
6149 * doc/md.texi: Document the MIPS "v" constraint.
6150 * config/mips/mips.h (reg_class): Revert last change.
6151 (REG_CLASS_NAMES): Likewise.
6152 (REG_CLASS_CONTENTS): Likewise.
6153 * config/mips/mips.c (mips_regno_to_class): Likewise.
6154 * config/mips/constraints.md (v): Likewise, but add documentation.
6155 Add a comment to say that this constraint should not be used in
6158 2008-07-11 DJ Delorie <dj@redhat.com>
6160 * config/h8300/h8300.md (length): Fix branch offset limit.
6162 2008-07-11 Anatoly Sokolov <aesok@post.ru>
6164 * config/avr/avr-protos.h (avr_peep2_scratch_safe): Remove prototype.
6165 * config/avr/avr.c (avr_peep2_scratch_safe): Remove.
6166 (avr_hard_regno_scratch_ok): New function.
6167 (TARGET_HARD_REGNO_SCRATCH_OK): Define.
6168 * config/avr/avr.md (all peepholes that request a scratch register):
6169 Remove avr_peep2_scratch_safe use.
6171 2008-07-11 Tom Tromey <tromey@redhat.com>
6172 Ian Lance Taylor <iant@google.com>
6174 * c-common.h (enum rid): Add RID_CXX_COMPAT_WARN.
6175 (struct c_common_resword): Define.
6176 (D_CONLY, D_CXXONLY, D_C99, D_CXX0X, D_EXT, D_EXT89): Define.
6177 (D_ASM, D_OBJC, D_CXX_OBJC, D_CXXWARN): Define.
6178 (c_common_reswords, num_c_common_reswords): Declare.
6179 * c-common.c (c_common_reswords): New global const array.
6180 (num_c_common_reswords): New const int.
6181 * c-parser.c (struct resword, reswords): Don't define.
6182 (D_C89, D_EXT, D_EXT89, D_OBJC): Don't define.
6183 (c_parse_init): Clarify mask code. Use c_common_reswords rather
6184 than reswords. If warning about C++ keywords, give them a special
6186 (c_lex_one_token): Warn about C++ keywords. Call
6187 objc_is_reserved_word rather than OBJC_IS_AT_KEYWORD.
6188 (c_parser_external_declaration): Look for RID_xxx rather than
6189 RID_AT_xxx, for ObjC++ keywords which are also C++ keywords.
6190 (c_parser_statement_after_labels): Likewise.
6191 (c_parser_objc_class_instance_variables): Likewise.
6192 (c_parser_objc_class_declaration): Likewise.
6193 (c_parser_objc_try_catch_statement): Likewise.
6194 * c-decl.c (c_print_identifier): Ignore RID_CXX_COMPAT_WARN.
6195 (declspecs_add_type): Likewise.
6197 2008-07-11 Angelo Graziosi <angelo.graziosi@alice.it>
6199 * ggc-page.c (alloc_page):
6200 Substituting xmalloc, xcalloc with
6201 XNEWVEC and XCNEWVAR macros which add the
6204 2008-07-11 Richard Guenther <rguenther@suse.de>
6206 PR tree-optimization/36765
6207 * tree-ssa-alias.c (compute_flow_insensitive_aliasing): Add
6208 aliases from HEAP vars to SMTs.
6210 2008-07-10 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6212 * Makefile.in (LOOSE_WARN, STRICT_WARN): Update comments.
6213 * configure.ac (loose_warn): Move -Wc++-compat from here...
6214 (strict_warn): ...to here.
6215 * configure: Regenerate.
6217 2008-07-10 Joseph Myers <joseph@codesourcery.com>
6219 * config.gcc (arm-*-coff*, armel-*-coff*, h8300-*-*,
6220 i[34567]86-*-aout*, i[34567]86-*-coff*, m68k-*-aout*,
6221 m68k-*-coff*, sh-*-*, mips-sgi-irix[56]*, pdp11-*-bsd,
6222 rs6000-ibm-aix4.[12]*, powerpc-ibm-aix4.[12]*): Deprecate targets,
6223 excluding more specific h8300-*-* and sh-*-* targets.
6225 2008-07-10 Daniel Berlin <dberlin@dberlin.org>
6227 * tree-ssa-pre.c (create_expression_by_pieces): Add fold_convert calls.
6229 (execute_pre): Call loop_optimizer_finalize in early exit.
6231 2008-07-10 Jakub Jelinek <jakub@redhat.com>
6234 * omp-low.c (lower_omp_2): If task_shared_vars, test all DECL_P
6235 uids in the bitmap, not just VAR_DECL uids.
6237 PR rtl-optimization/36419
6238 * combine-stack-adj.c (adjust_frame_related_expr): New function.
6239 (combine_stack_adjustments_for_block): Call it if needed. Delete
6241 * dwarf2out.c (dwarf2out_frame_debug_expr): Adjust
6242 DW_CFA_GNU_args_size if CSA pass merged some adjustments into
6243 prologue sp adjustment.
6245 2008-07-10 Peter Maydell <pmaydell@chiark.greenend.org.uk>
6248 * opts.c (print_ignored_options): Report postponed diagnostics for
6249 unknown -Wno-* options as warnings, not errors.
6250 (postpone_unknown_option_error): Renamed to...
6251 (postpone_unknown_option_warning): ... this.
6253 2008-07-09 Doug Kwan <dougkwan@google.com>
6256 2008-07-08 Doug Kwan <dougkwan@google.com>
6258 * config/arm/arm.opt (mandroid): New option.
6259 * config/arm/bpabi.h (ANDROID_LINK_SPEC): New macro.
6260 (LINK_SPEC): Enable Android specific behaviour when -mandroid is used.
6262 (CC1PLUS_SPEC): Same.
6264 (STARTFILE_SPEC): Same.
6265 (ENDFILE_SPEC): Same.
6266 (TARGET_BPABI_CPP_BUILTINS): Define __ANDROID__ when -mandroid is
6269 2008-07-09 Richard Sandiford <rdsandiford@googlemail.com>
6272 * config/mips/mips.h (reg_class): Remove V1_REG.
6273 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Update accordingly.
6274 * config/mips/mips.c (mips_regno_to_class): Map $3 to M16_NA_REGS
6276 (mips_get_tp): New function.
6277 (mips_legitimize_tls_address): Use it.
6278 * config/mips/constraints.md (v): Delete.
6279 * config/mips/mips.md (TLS_GET_TP_REGNUM): New constant.
6280 (tls_get_tp_<mode>): Allow any GPR destination and clobber $3.
6281 After reload, split into a move and ...
6282 (*tls_get_tp_<mode>_split): ...this new instruction.
6284 2008-07-09 David Daney <ddaney@avtrex.com>
6286 * config/mips/driver-native.c: Include coretypes.h and tm.h.
6288 2008-07-09 Jakub Jelinek <jakub@redhat.com>
6290 * gimplify.c (struct gimplify_ctx): Move to tree-gimple.h.
6291 (push_gimplify_context): Don't allocate temp_htab nor c itself here.
6293 (pop_gimplify_context): Check c->temp_htab instead of optimize whether
6294 htab_delete should be called. Don't free c.
6295 (lookup_tmp_var): Create temp_htab lazily.
6296 (gimplify_scan_omp_clauses, gimplify_omp_parallel, gimplify_omp_task,
6297 gimplify_body, force_gimple_operand): Adjust push_gimplify_context
6299 * omp-low.c (lower_omp_sections, lower_omp_single, lower_omp_master,
6300 lower_omp_ordered, lower_omp_critical, lower_omp_for,
6301 create_task_copyfn, lower_omp_taskreg, execute_lower_omp):
6302 * tree-ssa-ccp.c (convert_to_gimple_builtin): Likewise.
6303 * tree-sra.c (generate_element_init): Likewise.
6304 * tree-mudflap.c (execute_mudflap_function_ops,
6305 execute_mudflap_function_decls): Likewise.
6306 * tree-inline.c (setup_one_parameter, optimize_inline_calls): Likewise.
6307 * tree-gimple.h (struct gimplify_ctx): New type.
6308 (push_gimplify_context): Adjust prototype.
6310 2008-07-09 Daniel Berlin <dberlin@dberlin.org>
6312 * tree-ssa-pre.c (phi_translate_1): Update placement of
6315 2008-07-09 Anatoly Sokolov <aesok@post.ru>
6317 * target.h (struct gcc_target): Add hard_regno_scratch_ok field.
6318 * target-def.h (TARGET_HARD_REGNO_SCRATCH_OK): New.
6319 (TARGET_INITIALIZER): Use TARGET_HARD_REGNO_SCRATCH_OK.
6320 * targhooks.c (default_hard_regno_scratch_ok): New function.
6321 * targhooks.h (default_hard_regno_scratch_ok): Declare function.
6322 * doc/tm.texi: Document TARGET_HARD_REGNO_SCRATCH_OK hook.
6323 * recog.c: Include "target.h".
6324 (peep2_find_free_register): Add check for global regs. Add target
6326 * Makefile.in (recog.o): Depend on target.h.
6328 2008-07-09 Kaz Kojima <kkojima@gcc.gnu.org>
6330 * config/sh/sh.c (sh_canonical_va_list_type): New.
6331 (TARGET_CANONICAL_VA_LIST_TYPE): Define.
6333 2008-07-09 Raksit Ashok <raksit@google.com>
6335 * doc/invoke.texi (Option Summary): Mention new option
6336 -Wdisallowed-function-list=...
6337 (Warning Options): Document -Wdisallowed-function-list=...
6338 * common.opt (Wdisallowed-function-list=): New flag.
6339 * flags.h (warn_disallowed_functions): External definition of new
6340 boolean warning flag.
6341 (warn_if_disallowed_function_p): Declare new function.
6342 * opts.c (warning_disallowed_functions): New static variable.
6343 (warn_disallowed_functions): New boolean warning flag.
6344 (warn_if_disallowed_function_p): New function.
6345 (add_comma_separated_to_vector): Rename
6346 add_instrument_functions_exclude_list to this.
6347 (common_handle_option): Handle new option. Rename calls to
6348 add_instrument_functions_exclude_list into calls to
6349 add_comma_separated_to_vector.
6350 * c-parser.c (c_parser_postfix_expression_after_primary): New warning
6351 based on flag warn_disallowed_functions.
6353 2008-07-09 Christian Bruel <christian.bruel@st.com>
6355 * final.c (get_attr_length_1): Call get_attr_length_1 with fallback_fn
6356 instead of get_attr_length.
6358 2008-07-09 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6360 * genattrtab.c (insert_right_side, evaluate_eq_attr): Avoid C++
6362 * genemit.c (gen_insn): Likewise.
6363 * gengtype.c (note_def_vec): Likewise.
6364 * gengtype.h (note_def_vec): Likewise.
6365 * genoutput.c (struct data, output_insn_data, process_template,
6366 gen_expand, gen_split, note_constraint): Likewise.
6367 * genrecog.c (new_decision, add_to_sequence, factor_tests,
6368 make_insn_sequence): Likewise.
6369 * gensupport.c (record_insn_name): Likewise.
6371 2008-07-08 Doug Kwan <dougkwan@google.com>
6373 * config/arm/arm.opt (mandroid): New option.
6374 * config/arm/bpabi.h (ANDROID_LINK_SPEC): New macro.
6375 (LINK_SPEC): Enable Android specific behaviour when -mandroid is used.
6377 (CC1PLUS_SPEC): Same.
6379 (STARTFILE_SPEC): Same.
6380 (ENDFILE_SPEC): Same.
6381 (TARGET_BPABI_CPP_BUILTINS): Define __ANDROID__ when -mandroid is
6384 2008-07-08 Raksit Ashok <raksit@google.com>
6386 * expr.c (emit_block_move_via_movmem): Fix expected_align parameter.
6387 (set_storage_via_setmem): Fix expected_align parameter.
6388 * doc/invoke.texi (i386 and x86-64 Options): Add a couple of options
6389 missing from the list.
6390 * doc/md.texi (movmem): Explicitly state that expected alignment is
6391 to be expressed in bytes.
6392 (setmem): Explicitly state that expected alignment is to be expressed
6395 2008-07-08 Joseph Myers <joseph@codesourcery.com>
6397 * reload.c (find_reloads_subreg_address): Do not require validity
6398 of address in original mode before reloading address.
6400 2008-07-07 Tianwei Sheng <tianweis@google.com>
6402 * df-core.c (df_remove_problem): Adjust the access to avoid out of
6403 bounds array access.
6405 2008-07-08 Jakub Jelinek <jakub@redhat.com>
6407 * tree-sra.c (sra_build_assignment): Handle CONVERT_EXPR_P dst.
6409 2008-07-05 Daniel Berlin <dberlin@dberlin.org>
6411 Fix PR tree-optimization/23455
6412 Fix PR tree-optimization/35286
6413 Fix PR tree-optimization/35287
6414 * Makefile.in (OBJS-common): Remove tree-vn.o.
6415 (tree-vn.o): Remove.
6416 * dbgcnt.def: Add treepre_insert debug counter.
6417 * gcc/tree-flow.h (add_to_value): Updated for other changes.
6418 (debug_value_expressions): Ditto.
6419 (print_value_expressions): Ditto.
6420 * tree-pretty-print.c (dump_generic_node): Updated for
6421 VALUE_HANDLE removal.
6422 * tree-ssa-dom.c (record_equality): Ditto.
6423 (cprop_operand): Ditto.
6424 (lookup_avail_expr): Ditto.
6425 * tree-ssa-threadedge.c
6426 (record_temporary_equivalences_from_stmts_at_dest): Ditto.
6427 (simplify_control_stmt_condition): Ditto.
6428 * tree.c (tree_code_size): Ditto.
6429 (tree_node_structure): Ditto.
6430 (iterative_hash_expr): Ditto.
6432 * tree.h (VALUE_HANDLE_ID): Ditto.
6433 (VALUE_HANDLE_EXPR_SET): Ditto.
6434 (struct tree_value_handle): Ditto.
6435 (union tree_node): Ditto.
6436 * treestruct.def: Ditto.
6437 * tree-vn.c: Removed.
6438 * tree-ssa-pre.c: Rewritten entirely.
6439 * tree-ssa-sccvn.c (constant_to_value_id): New hashtable.
6440 (constant_value_ids): Ditto.
6441 (vn_nary_op_t): Moved to header.
6443 (vn_reference_op_t): Ditto
6444 (vn_reference_t): Ditto.
6445 (next_value_id): New variable.
6446 (VN_INFO): Add an assert.
6447 (vn_constant_eq): New function.
6448 (vn_constant_hash): Ditto.
6449 (get_or_alloc_constant_value_id): Ditto.
6450 (value_id_constant_p): Ditto.
6451 (vn_reference_compute_hash): De-staticify.
6452 (copy_reference_ops_from_ref): Don't use get_callee_fndecl.
6453 Disable some code with a FIXME. Remove VALUE_HANDLE use.
6454 (valueize_refs): Update opcode if it changes from ssa name to constant.
6455 (vn_reference_lookup_1): Add new argument.
6456 (vn_reference_lookup): Ditto.
6457 (vn_reference_lookup_pieces): New function.
6458 (vn_reference_insert): Add return type. Modify to deal with value ids.
6459 (vn_reference_insert_pieces): New function.
6460 (vn_nary_op_compute_hash): De-staticify.
6461 (vn_nary_op_eq): Ditto.
6462 (vn_nary_op_lookup_pieces): New function.
6463 (vn_nary_op_lookup): Add new argument.
6464 (vn_nary_op_insert_pieces): New function.
6465 (vn_nary_op_insert): Add return type. Modify to deal with value ids.
6466 (vn_phi_insert): Ditto.
6467 (visit_unary_op): Update for callee changes.
6468 (visit_binary_op): Ditto.
6469 (visit_reference_op_load): Ditto.
6470 (visit_reference_op_store): Ditto.
6471 (init_scc_vn): Init next_value_id, constant_to_value_id and
6473 (free_scc_vn): Free them.
6474 (set_hashtable_value_ids): New function.
6475 (run_scc_vn): Use it.
6476 (get_max_value_id): New function.
6477 (get_next_value_id): Ditto.
6478 (expressions_equal_p): Moved from tree-vn.c
6479 (sort_vuses): Ditto.
6480 (sort_vuses_heap): Ditto.
6481 * tree-ssa-sccvn.h: Structures moved from tree-ssa-sccvn.c (noted
6483 * tree.c (iterative_hash_hashval_t): Made non-static
6484 * tree.h (iterative_hash_hashval_t): Declare it.
6486 2008-07-08 Martin Jambor <mjambor@suse.cz>
6488 * ipa-cp.c (ipcp_init_cloned_node): Call ipa_check_create_node_params
6489 instead of ipa_create_node_params.
6490 (ipcp_driver): Allocate infos with ipa_check_create_node_params and
6491 ipa_check_create_edge_args, free them with
6492 free_all_ipa_structures_after_ipa_cp, call ipa_register_cgraph_hooks.
6494 * ipa-prop.c: Include flags.h and tree-inline.h.
6495 (ipa_node_params_vector): New variable.
6496 (ipa_edge_args_vector): New variable.
6497 (edge_removal_hook_holder): New variable.
6498 (node_removal_hook_holder): New variable.
6499 (edge_duplication_hook_holder): New variable.
6500 (node_duplication_hook_holder): New variable.
6501 (ipa_detect_param_modifications): Check for presence of modified flags.
6502 (ipa_compute_jump_functions): Check for presence of jump functions.
6503 (ipa_free_edge_args_substructures): New function.
6504 (ipa_create_node_params): Removed.
6505 (ipa_free_all_edge_args): Changed to deallocate the on-the-side vector.
6506 (ipa_free_node_params_substructures): New function.
6507 (ipa_free_all_node_params): Changed to deallocate the on-the-side
6509 (ipa_edge_removal_hook): New function.
6510 (ipa_node_removal_hook): New function.
6511 (duplicate_array): New function.
6512 (ipa_edge_duplication_hook): New function.
6513 (ipa_node_duplication_hook): New function.
6514 (ipa_register_cgraph_hooks): New function.
6515 (ipa_unregister_cgraph_hooks): New function.
6516 (free_all_ipa_structures_after_ipa_cp): New function.
6518 * ipa-prop.h: Include vec.h.
6519 (ipa_node_params_t): New typedef with vector types for it.
6520 (ipa_edge_args_t): New typedef with vector types for it.
6521 (IPA_NODE_REF): Changed to access an on-the-side vector.
6522 (IPA_EDGE_REF): Changed to access an on-the-side vector.
6523 (ipa_check_create_node_params): New function.
6524 (ipa_check_create_edge_args): New function.
6526 * Makefile.in (IPA_PROP_H): New variable for ipa-prop.h. Converted
6529 2008-07-07 Tom Tromey <tromey@redhat.com>
6531 * configure, config.in: Rebuilt.
6532 * configure.ac: Don't check for scandir or alphasort.
6534 2008-07-07 Joseph Myers <joseph@codesourcery.com>
6536 * config/arm/arm.c (arm_init_neon_builtins): Register built-in
6537 types immediately after creating them.
6539 2008-07-07 Joseph Myers <joseph@codesourcery.com>
6541 * config/arm/aout.h (DOLLARS_IN_IDENTIFIERS): Remove.
6543 2008-07-07 Fernando Pereira <fernando@cs.ucla.edu>
6545 * tree-ssa-structalias.c (compute_points_to_sets): Add call to
6546 dump_constraint_graph.
6547 (dump_constraint_edge): New function.
6548 (dump_constraint_graph): New function.
6549 (debug_constraint_graph): New function.
6550 (dump_constraint): Removed useless comparison.
6551 * tree-ssa-structalias.h (dump_constraint_edge): Declare.
6552 (dump_constraint_graph): Declare.
6553 (debug_constraint_graph): Declare.
6554 * tree-dump.c (struct dump_option_value_info): Declare TDF_GRAPH.
6556 2008-07-07 Kai Tietz <kai.tietz@onevision.com>
6558 * config/i386/i386.c (is_va_list_char_pointer): New.
6559 (ix86_va_start): Replace compare with ms_va_list_type_node
6560 by is_va_list_char_pointer.
6561 (ix86_gimplify_va_arg): Likewise.
6563 2008-07-07 Martin Jambor <mjambor@suse.cz>
6565 * cgraph.c (cgraph_edge_max_uid): New variable.
6566 (struct cgraph_edge_hook_list): New type.
6567 (struct cgraph_node_hook_list): New type.
6568 (struct cgraph_2edge_hook_list): New type.
6569 (struct cgraph_2node_hook_list): New type.
6570 (first_cgraph_edge_removal_hook): New variable.
6571 (first_cgraph_node_removal_hook): New variable.
6572 (first_cgraph_edge_duplicated_hook): New variable.
6573 (first_cgraph_node_duplicated_hook): New variable.
6574 (cgraph_add_edge_removal_hook): New function.
6575 (cgraph_remove_edge_removal_hook): New function.
6576 (cgraph_call_edge_removal_hooks): New function.
6577 (cgraph_add_node_removal_hook): New function.
6578 (cgraph_remove_node_removal_hook): New function.
6579 (cgraph_call_node_removal_hooks): New function.
6580 (cgraph_add_edge_duplication_hook): New function.
6581 (cgraph_remove_edge_duplication_hook): New function.
6582 (cgraph_call_edge_duplication_hooks): New function.
6583 (cgraph_add_node_duplication_hook): New function.
6584 (cgraph_remove_node_duplication_hook): New function.
6585 (cgraph_call_node_duplication_hooks): New function.
6586 (cgraph_create_edge): Assign to edge uid.
6587 (cgraph_remove_edge): Call edge removal hooks.
6588 (cgraph_node_remove_callees): Call edge removal hooks.
6589 (cgraph_node_remove_callers): Call edge removal hooks.
6590 (cgraph_remove_node): Call node removal hooks.
6591 (cgraph_clone_edge): Call edge duplication hooks.
6592 (cgraph_clone_node): Call node duplication hooks.
6594 * cgraph.h (cgraph_edge): New field uid.
6595 (cgraph_edge_hook): New type.
6596 (cgraph_node_hook): New type.
6597 (cgraph_2edge_hook): New type.
6598 (cgraph_2node_hook): New type.
6600 2008-07-07 Andreas Tobler <a.tobler@schweiz.org>
6602 * config.in: Regenerate.
6604 2008-07-07 Vladimir Prus <vladimir@codesourcery.com>
6606 * gcc.c (print_sysroot): New.
6607 (option_map, display_help, process_command): Handle the
6608 -print-sysroot option.
6609 (main): Print the sysroot if requested.
6610 * doc/invoke.texi (Debugging Options): Document -print-sysroot.
6612 2008-07-07 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
6615 * unwind-pe.h (size_of_encoded_value): add attribute unused.
6617 2008-07-07 Daniel Jacobowitz <dan@codesourcery.com>
6619 * function.c (assign_parm_remove_parallels): Check mode of entry_parm.
6620 (assign_parm_setup_block_p): Also check mode of entry_parm.
6622 2008-07-07 Richard Guenther <rguenther@suse.de>
6624 * tree-ssa-structalias.h (set_used_smts): Remove.
6625 * tree-ssa-structalias.c (used_smts): Likewise.
6626 (set_used_smts): Likewise.
6627 * tree-ssa-alias.c (compute_flow_sensitive_aliasing): Remove
6628 call to set_used_smts.
6630 2008-07-07 Richard Guenther <rguenther@suse.de>
6632 * tree-ssa-structalias.c (struct variable_info): Add is_full_var flag.
6633 (new_var_info): Set it to false.
6634 (solution_set_add): Correctly handle pointers outside a var and
6636 (type_safe): Treat variables with is_full_var properly.
6637 (do_sd_constraint): Likewise.
6638 (do_ds_constraint): Likewise.
6639 (process_constraint): Remove zeroing offset for !use_field_sensitive.
6640 (get_constraint_for_ptr_offset): New function.
6641 (get_constraint_for_component_ref): For addresses at least include
6642 the last field of the variable. Handle is_full_vars properly.
6643 (get_constraint_for_1): Factor common code, handle POINTER_PLUS_EXPR.
6644 (handle_ptr_arith): Remove.
6645 (find_func_aliases): Simplify assignment handling.
6646 (create_function_info_for): For parameter and result varinfos set
6648 (create_variable_info_for): Set is_full_var flag whenever we
6649 just created a single varinfo for a decl.
6650 (init_alias_vars): Initialize use_field_sensitive from
6651 max-fields-for-field-sensitive parameter.
6653 2008-07-07 Richard Guenther <rguenther@suse.de>
6655 PR tree-optimization/36713
6656 * tree-flow-inline.h (is_call_used): New function.
6657 * tree-nrv.c (dest_safe_for_nrv_p): Use it.
6658 * tree-tailcall.c (suitable_for_tail_opt_p): Likewise.
6659 * tree-outof-ssa.c (create_temp): Set call-used flag if required.
6661 2008-07-07 Maxim Kuvyrkov <maxim@codesourcery.com>
6663 * config/m68k/m68k.c (m68k_return_in_memory): Fix arguments types.
6665 2008-07-07 Mark Shinwell <shinwell@codesourcery.com>
6667 * config/m68k/lb1sf68.asm: Add PIC macros for Linux targets.
6669 2008-07-07 Maxim Kuvyrkov <maxim@codesourcery.com>
6670 Nathan Sidwell <nathan@codesourcery.com>
6672 * config.gcc (m68k-*-linux*): Add with_arch. Add sysroot-suffix.h
6673 to tm_file. Add m68k/t-floatlib, m68k/t-linux & m68k/t-mlibs to
6675 * config/m68k/t-linux: New.
6676 * doc/install.texi: Document m68k-*-linux is now multilibbed by
6679 2008-07-07 Nathan Sidwell <nathan@codesourcery.com>
6681 * config/m68k/t-cf (MULTILIB_EXTRA_OPTS): Add no-mac.
6682 * config/m68k/m68k-devices.def: Remove multilibs that only differ
6685 2008-07-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6687 * gcc.c (execute): Fix -Wc++-compat warning.
6689 2008-07-06 H.J. Lu <hongjiu.lu@intel.com>
6692 * config/ia64/ia64.c (ia64_split_tmode): Fix typo in TImode
6693 constant for little endian.
6695 2008-07-06 Richard Sandiford <rdsandiford@googlemail.com>
6697 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Check
6698 mips_base_mips16 instead of TARGET_MIPS16.
6699 (mips_base_mips16): Declare.
6700 * config/mips/mips.c (mips_base_mips16): Make global.
6701 (was_mips16_p): Remove GTY marker.
6702 (was_mips16_pch_p): New variable.
6703 (mips_set_mips16_mode): Check both was_mips16_p and was_mips16_pch_p.
6704 (mips_override_options): Force to non-MIPS16 mode initially.
6705 Do not complain about MIPS16 PIC incompatibilities here.
6706 Only allow -mgpopt if -mexplicit-relocs is in force for
6709 2008-07-06 Andreas Tobler <a.tobler@schweiz.org>
6711 * configure.ac: Check for caddr_t, define to char * if not defined.
6712 * configure: Regenerate.
6713 * ggc-common.c (mmap_gt_pch_get_address): Fix -Wc++-compat warnings.
6714 (mmap_gt_pch_use_address): Likewise.
6715 * config/host-solaris.c (sol_gt_pch_use_address): Likewise.
6717 2008-07-06 Richard Guenther <rguenther@suse.de>
6719 * tree-ssa-structalias.c (struct variable_info): Remove has_union.
6720 (new_var_info): Deal with it.
6721 (solution_set_add): Likewise.
6722 (bitpos_of_field): Make signed, fix.
6723 (struct fieldoff): Remove type and decl fields. Make size field
6724 unsigned HOST_WIDE_INT. Add has_unknown_size and may_have_pointers
6726 (fieldoff_compare): Deal with it.
6727 (push_fields_onto_fieldstack): Remove has_union argument, glob
6728 adjacent non-pointer fields together.
6729 (create_function_info_for): Do not set has_union.
6730 (create_variable_info_for): Simplify.
6732 2008-07-06 Kai Tietz <kai.tietz@onevision.com>
6734 * config.gcc (extra_headers): Add cross-stdarg.h for target
6735 x86_64-*-* and i?86-*-*.
6736 * config/i386/cross-stdarg.h: New.
6737 * builtins.c (std_fn_abi_va_list): New.
6738 (std_canonical_va_list_type): New.
6739 (stabilize_va_list): Replace va_list_type_node use by
6740 mtarget.canonical_va_list_type.
6741 (gimplify_va_arg_expr): Likewise.
6742 (expand_builtin_va_copy): Replace va_list_type_node use by
6743 mtarget.fn_abi_va_list.
6744 * tree-sra.c (is_va_list_type): New helper.
6745 (decl_can_be_decomposed_p): Replace
6746 va_list_type_node use by is_va_list_type.
6747 * tree-ssa-ccp.c (optimize_stdarg_builtin): Likewise.
6748 * tree-stdarg.c (execute_optimize_stdarg): Likewise.
6749 * c-common.c (c_common_nodes_and_builtins): Use TARGET_ENUM_VA_LIST.
6750 * config/i386/i386-protos.h (ix86_get_valist_type): New.
6751 (ix86_enum_va_list): New.
6752 * config/i386/i386.c (sysv_va_list_type_node): New.
6753 (ms_va_list_type_node): New.
6754 (ix86_function_type_abi): Remove sorry.
6755 (ix86_build_builtin_va_list_abi): New.
6756 (ix86_build_builtin_va_list): Call ix86_build_builtin_va_list_abi
6758 (ix86_va_start): Replace va_list_type_node by sysv_va_list_type_node.
6759 (ix86_init_builtins_va_builtins_abi): New.
6760 (ix86_init_builtins): Use ix86_init_builtins_va_builtins_abi
6762 (ix86_handle_abi_attribute): New.
6763 (attribute_spec): Add sysv_abi and ms_abi.
6764 (ix86_fn_abi_va_list): New.
6765 (ix86_canonical_va_list_type): New.
6766 (ix86_enum_va_list): New.
6767 (TARGET_FN_ABI_VA_LIST): New.
6768 (TARGET_CANONICAL_VA_LIST_TYPE): New.
6769 * config/i386/i386.h (TARGET_ENUM_VA_LIST): New.
6770 * doc/tm.texi (TARGET_FN_ABI_VA_LIST): New.
6771 (TARGET_CANONICAL_VA_LIST_TYPE): New.
6772 (TARGET_ENUM_VA_LIST): New.
6773 * expr.h (std_fn_abi_va_list): New.
6774 (std_canonical_va_list_type): New.
6775 * target-def.h (TARGET_FN_ABI_VA_LIST): New.
6776 (TARGET_CANONICAL_VA_LIST_TYPE): New.
6777 (TARGET_INITIALIZER): Add TARGET_FN_ABI_VA_LIST and
6778 TARGET_CANONICAL_VA_LIST_TYPE.
6779 * target.h (struct gcc_target): Add fn_abi_va_list hook
6780 and canonical_va_list_type hook.
6782 2008-07-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
6784 * fold-const.c (fold_convert_const): Treat OFFSET_TYPE the same as
6785 integral and pointer types.
6787 2008-07-04 Roger Sayle <roger@eyesopen.com>
6789 * config/rs6000/host-darwin.c (darwin_rs6000_extra_signals): Cast
6790 the "void*" result of xmalloc to "char*" to fix bootstrap breakage.
6792 2008-07-04 Kaz Kojima <kkojima@gcc.gnu.org>
6795 * config/sh/sh.h (OVERRIDE_OPTIONS): Disable -fschedule-insns for PIC.
6797 2008-07-04 Jakub Jelinek <jakub@redhat.com>
6799 * tree-switch-conversion.c (build_one_array, gen_def_assigns): Use
6800 build_gimple_modify_stmt.
6801 (build_arrays, gen_inbound_check): Likewise. Force RHS to be
6802 gimple operand. Use fold_build* instead of build*.
6804 2008-07-04 Richard Guenther <rguenther@suse.de>
6806 * tree-ssa-structalias.c (lookup_vi_for_tree): Declare.
6807 (do_sd_constraint): Handle a dereference of ESCAPED and CALLUSED
6808 properly to compute the reachability set if we do field-sensitive PTA.
6809 * invoke.texi (max-fields-for-field-sensitive): Document default.
6810 * opts.c (decode_options): Set max-fields-for-field-sensitive to
6811 100 for optimize >= 2.
6813 2008-07-04 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6815 * ggc-zone.c (lookup_page_table_if_allocated,
6816 set_page_table_entry, zone_find_object_size, alloc_small_page,
6817 alloc_large_page, ggc_free, gt_ggc_m_S, ggc_marked_p, init_ggc,
6818 new_ggc_zone, init_ggc_pch, ggc_pch_this_base, ggc_pch_read): Fix
6819 -Wc++-compat and/or -Wcast-qual warnings.
6821 2008-07-04 Alan Modra <amodra@bigpond.net.au>
6824 * config/rs6000/rs6000.md (call, call_value): Don't arrange for
6825 pic_offset_table_rtx to be marked as used here.
6826 (call_nonlocal_sysv, call_value_nonlocal_sysv): Add split for
6827 TARGET_SECURE_PLT to "use" pic_offset_table_rtx.
6828 (call_nonlocal_sysv_secure, call_value_nonlocal_sysv_secure): New insn.
6829 (sibcall_nonlocal_sysv, sibcall_value_nonlocal_sysv): Assert
6832 2008-07-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6834 * alloc-pool.c (hash_descriptor, eq_descriptor,
6835 alloc_pool_descriptor): Fix -Wc++-compat warnings.
6836 * bitmap.c (hash_descriptor, eq_descriptor, bitmap_descriptor):
6838 * ggc-common.c (hash_descriptor, eq_descriptor, hash_ptr, eq_ptr,
6839 loc_descriptor, ggc_prune_ptr, ggc_free_overhead,
6840 final_cmp_statistic, cmp_statistic, dump_ggc_loc_statistics): Likewise.
6841 * varray.c (hash_descriptor, eq_descriptor, varray_descriptor):
6844 2008-07-03 Eric Botcazou <ebotcazou@adacore.com>
6846 * tree-flow.h (loop_only_exit_p): Declare.
6847 * tree-ssa-loop-niter.c (loop_only_exit_p): Make public.
6848 * tree-ssa-loop-ivopts.c (may_eliminate_iv): Reinstate direct check on
6849 the number of iterations if it is constant. Otherwise, if this is the
6850 only possible exit of the loop, use the conservative estimate on the
6851 number of iterations of the entire loop if available.
6853 2008-07-03 Richard Sandiford <rdsandiford@googlemail.com>
6855 * Makefile.in (libgcc.mvars): Add LIBGCC_SYNC and LIBGCC_SYNC_CFLAGS.
6856 * libgcc-std.ver (GCC_4.4.0): New version, inherited from GCC_4.3.0.
6857 Add synchronization functions.
6858 * config/sync.c: New file.
6859 * config/mips/t-libgcc-mips16 (LIBGCC_SYNC): Define.
6860 (LIBGCC_SYNC_CFLAGS): Likewise.
6862 2008-07-03 Uros Bizjak <ubizjak@gmail.com>
6865 * config/i386/i386.md (mode): Add TF to "mode" attribute.
6866 (*pushtf_sse): New insn pattern.
6867 (pushtf splitters): New splitters.
6869 2008-07-03 Michael Meissner <gnu@the-meissners.org>
6872 * predict.c (build_predict_expr): Use void_type_node for the tree
6873 type, instead of NULL_TREE.
6875 2008-07-03 H.J. Lu <hongjiu.lu@intel.com>
6877 * config/i386/i386.c (contains_aligned_value_p): Return true
6879 (ix86_data_alignment): Align TCmode to 128bits.
6880 (ix86_local_alignment): Likewise.
6882 2008-07-03 Andrew Haley <aph@redhat.com>
6885 * vec.h (VEC_TA): New.
6886 (DEF_VEC_I, DEF_VEC_P, DEF_VEC_ALLOC_I, DEF_VEC_ALLOC_P,
6887 DEF_VEC_O, DEF_VEC_ALLOC_O: Use VEC_TA.
6888 * c-common.c (C_COMMON_FIXED_TYPES_SAT): New macro.
6889 (C_COMMON_FIXED_MODE_TYPES_SAT): New macro.
6890 (C_COMMON_FIXED_TYPES): Remove first arg.
6891 (C_COMMON_FIXED_MODE_TYPES): Likewise.
6892 * tree.c (MAKE_FIXED_TYPE_NODE): Break into two macros,
6893 MAKE_FIXED_TYPE_NODE and MAKE_FIXED_TYPE_NODE_WIDTH in order
6894 not to use empty macro arguments.
6896 2008-07-02 Joseph Myers <joseph@codesourcery.com>
6898 * config/alpha/vms_tramp.asm, config/arm/crti.asm,
6899 config/arm/crtn.asm, config/bfin/crti.s, config/bfin/crtlibid.s,
6900 config/bfin/crtn.s, config/fr30/crti.asm, config/fr30/crtn.asm,
6901 config/frv/lib1funcs.asm, config/i386/sol2-c1.asm,
6902 config/i386/sol2-ci.asm, config/i386/sol2-cn.asm,
6903 config/i386/sol2-gc1.asm, config/ia64/crti.asm,
6904 config/ia64/crtn.asm, config/m68hc11/larith.asm,
6905 config/m68hc11/m68hc11-crt0.S, config/m68k/crti.s,
6906 config/m68k/crtn.s, config/mcore/crti.asm, config/mcore/crtn.asm,
6907 config/rs6000/crtresfpr.asm, config/rs6000/crtresgpr.asm,
6908 config/rs6000/crtresxfpr.asm, config/rs6000/crtresxgpr.asm,
6909 config/rs6000/crtsavfpr.asm, config/rs6000/crtsavgpr.asm,
6910 config/rs6000/crtsavres.asm, config/rs6000/e500crtres32gpr.asm,
6911 config/rs6000/e500crtres64gpr.asm,
6912 config/rs6000/e500crtres64gprctr.asm,
6913 config/rs6000/e500crtrest32gpr.asm,
6914 config/rs6000/e500crtrest64gpr.asm,
6915 config/rs6000/e500crtresx32gpr.asm,
6916 config/rs6000/e500crtresx64gpr.asm,
6917 config/rs6000/e500crtsav32gpr.asm,
6918 config/rs6000/e500crtsav64gpr.asm,
6919 config/rs6000/e500crtsav64gprctr.asm,
6920 config/rs6000/e500crtsavg32gpr.asm,
6921 config/rs6000/e500crtsavg64gpr.asm,
6922 config/rs6000/e500crtsavg64gprctr.asm, config/rs6000/eabi-ci.asm,
6923 config/rs6000/eabi-cn.asm, config/rs6000/eabi.asm,
6924 config/rs6000/sol-ci.asm, config/rs6000/sol-cn.asm,
6925 config/rs6000/tramp.asm, config/sparc/sol2-ci.asm,
6926 config/sparc/sol2-cn.asm: Remove .file directives.
6928 2008-07-02 Richard Sandiford <rdsandiford@googlemail.com>
6930 * resource.c (mark_referenced_resources): Look inside
6931 UNSPEC_VOLATILEs and ASM_INPUTs.
6933 2008-07-02 Ian Lance Taylor <iant@google.com>
6935 * rtlanal.c (add_reg_note): New function.
6936 * rtl.h (add_reg_note): Declare.
6937 * auto-inc-dec.c (attempt_change): Use add_reg_note.
6938 * bb-reorder.c (add_reg_crossing_jump_notes): Likewise.
6939 * builtins.c (expand_builtin_longjmp): Likewise.
6940 (expand_builtin_nonlocal_goto): Likewise.
6941 * calls.c (emit_call_1, expand_call): Likewise.
6942 * cfgexpand.c (add_reg_br_prob_note): Likewise.
6943 * cfglayout.c (fixup_reorder_chain): Likewise.
6944 * cfgrtl.c (force_nonfallthru_and_redirect): Likewise.
6945 (commit_one_edge_insertion): Likewise.
6946 * combine.c (move_deaths, distribute_notes): Likewise.
6947 * df-problems.c (df_set_note): Likewise.
6948 * emit-rtl.c (link_cc0_insns, try_split): Likewise.
6949 (set_unique_reg_note): Likewise.
6950 (emit_copy_of_insn_after): Likewise.
6951 * expr.c (expand_expr_real): Likewise.
6952 * gcse.c (add_label_notes): Likewise.
6953 * haifa-sched.c (create_check_block_twin): Likewise.
6954 * jump.c (mark_jump_label_1): Likewise.
6955 * loop-doloop.c (add_test, doloop_modify): Likewise.
6956 * loop-unswitch.c (compare_and_jump_seq): Likewise.
6957 * lower-subreg.c (move_eh_region_note): Likewise.
6958 * optabs.c (emit_libcall_block): Likewise.
6959 * predict.c (predict_insn): Likewise.
6960 (combine_predictions_for_insn): Likewise.
6961 * recog.c (peephole2_optimize): Likewise.
6962 * regmove.c (try_auto_increment): Likewise.
6963 * reg-stack.c (emit_pop_insn, move_for_stack_reg): Likewise.
6964 * reload.c (find_reloads): Likewise.
6965 * reload1.c (fixup_eh_region_note): Likewise.
6966 (reload_as_needed, add_auto_inc_notes, copy_eh_notes): Likewise.
6967 * reorg.c (delete_prior_computation): Likewise.
6968 (delete_computation, dbr_schedule): Likewise.
6969 * config/pa/pa.c (legitimize_pic_address): Likewise.
6970 * config/sh/sh.c (sh_reorg): Likewise.
6972 2008-07-02 H.J. Lu <hongjiu.lu@intel.com>
6975 * config/libgcc-glibc.ver: Add %exclude.
6976 * config/m32r/libgcc-glibc.ver: Likwise.
6977 * config/s390/libgcc-glibc.ver: Likwise.
6978 * config/sh/libgcc-glibc.ver: Likwise.
6979 * config/sparc/libgcc-sparc-glibc.ver: Likwise.
6981 * config/i386/libgcc-glibc.ver: New.
6983 * config/i386/libgcc-x86_64-glibc.ver: Removed.
6985 2008-07-02 H.J. Lu <hongjiu.lu@intel.com>
6987 * config.gcc: Remove i386/t-fprules-softfp64 soft-fp/t-softfp
6988 from tmake_file from i[34567]86-*-darwin*, x86_64-*-darwin*,
6989 i[34567]86-*-linux*, x86_64-*-linux*. Add
6990 i386/t-fprules-softfp and soft-fp/t-softfp to tmake_file for
6991 i[34567]86-*-darwin*, x86_64-*-darwin*, i[34567]86-*-linux*,
6992 x86_64-*-linux*. Add i386/t-linux to tmake_file for
6993 i[34567]86-*-linux*, x86_64-*-linux*.
6995 * libgcc-std.ver: Add empty GCC_4.4.0.
6997 * mkmap-symver.awk: Support multiple versions per symbol.
6999 * config/i386/i386.c (ix86_init_builtins): Always define
7000 __builtin_fabsq and __builtin_copysignq with fallbacks.
7001 (ix86_expand_builtin): Emit normal call for __builtin_fabsq
7002 and __builtin_copysignq if SSE2 isn't available.
7004 * config/i386/linux.h (LIBGCC2_HAS_TF_MODE): Defined.
7005 (LIBGCC2_TF_CEXT): Likwise.
7008 * config/i386/linux64.h (LIBGCC2_HAS_TF_MODE): Defined as 1.
7010 * config/i386/sfp-machine.h: Moved to libgcc.
7012 * config/i386/sfp-machine.h: New.
7013 * config/i386/t-linux: Likwise.
7015 * config/i386/t-darwin: Remove softfp_wrap_start and
7017 * config/i386/t-darwin64: Likewise.
7019 * config/i386/t-fprules-softfp64: Renamed to ...
7020 * config/i386/t-fprules-softfp: This.
7022 * config/i386/t-linux64: Remove SHLIB_MAPFILES, softfp_wrap_start
7023 and softfp_wrap_end.
7025 2008-07-02 Jason Merrill <jason@redhat.com>
7027 * tree.c (ctor_to_list): Use FOR_EACH_CONSTRUCTOR_ELT.
7029 * tree.c (ctor_to_list): New fn.
7030 * tree.h: Declare it.
7031 (CONSTRUCTOR_ELT): New macro.
7032 (CONSTRUCTOR_NELTS): New macro.
7034 2008-07-02 Richard Guenther <rguenther@suse.de>
7036 * tree-ssa-structalias.c (struct variable_info): Reorder
7037 to fill padding on 64bit hosts. Make collapsed_to an int.
7038 (get_varinfo_fc): Deal with that.
7039 (new_var_info): Likewise.
7040 (collapse_rest_of_var): Likewise.
7042 2008-07-02 Joshua Sumali <jsumali@redhat.com>
7044 * doc/install.texi (--enable-java-home): Document.
7045 (--enable-aot-compile-rpm): Likewise.
7046 (--with-arch-directory): Likewise.
7047 (--with-os-directory): Likewise.
7048 (--with-origin-name): Likewise.
7049 (--with-arch-suffix): Likewise.
7050 (--with-jvm-root-dir): Likewise.
7051 (--with-jvm-jar-dir): Likewise.
7052 (--with-python-dir): Likewise.
7054 2008-07-02 Richard Guenther <rguenther@suse.de>
7056 * tree-ssa-forwprop.c (can_propagate_from): Exclude loads
7057 from decls explicitly. Merge operand checking from tuples.
7059 2008-07-02 Martin Jambor <mjambor@suse.cz>
7061 * tree-switch-conversion.c: Included timevar.h which I forgot before.
7063 2008-07-02 Martin Jambor <mjambor@suse.cz>
7065 * tree-switch-conversion.c: Included timevar.h
7066 (pass_convert_switch): Added a timevar id (TV_TREE_SWITCH_CONVERSION).
7068 * timevar.def: Added TV_TREE_SWITCH_CONVERSION.
7070 2008-07-02 Martin Jambor <mjambor@suse.cz>
7072 * tree-switch-conversion.c: Corrected various comments and
7074 (build_constructors): Fixed minor formatting mistakes.
7076 * invoke.texi (Optimize Options): Corrected the
7077 switch-conversion-max-branch-ratio parameter.
7079 2008-07-02 Mark Shinwell <shinwell@codesourcery.com>
7081 * final.c (asm_insn_count): Return zero for an empty asm body.
7083 2008-07-02 Richard Guenther <rguenther@suse.de>
7085 * bitmap.h (bitmap_set_bit): Return bool.
7086 (bitmap_clear_bit): Likewise.
7087 * bitmap.c (bitmap_set_bit): Return if the bit changed. Only
7088 write to the bitmap if it would.
7089 (bitmap_clear_bit): Likewise.
7090 * tree-ssa-structalias.c (add_implicit_graph_edge): Use
7091 bitmap_set_bit return value.
7092 (add_pred_graph_edge): Likewise.
7093 (add_graph_edge): Likewise.
7094 (do_sd_constraint): Likewise.
7095 (do_ds_constraint): Likewise.
7097 2008-07-02 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7099 * config/alpha/alpha.c (alpha_need_linkage, alpha_use_linkage):
7100 Fix -Wc++-compat and/or -Wcast-qual warnings.
7101 * config/i386/netware.c (gen_stdcall_or_fastcall_decoration,
7102 gen_regparm_prefix): Likewise.
7103 * vmsdbgout.c (write_modbeg, lookup_filename,
7104 vmsdbgout_source_line, vmsdbgout_init): Likewise.
7106 2008-07-02 Danny Smith <dannysmith@users.sourceforge.net>
7108 * config/i386/mingw32.h (TARGET_USE_JCR_SECTION): Undef to let
7109 defaults.h definition apply.
7111 2008-07-01 Daniel Jacobowitz <dan@codesourcery.com>
7113 * function.c (assign_parm_remove_parallels): New.
7114 (assign_parm_setup_block_p): Do not return true for non-BLKmode
7116 (assign_parm_setup_block): Do not handle them.
7117 (assign_parm_setup_reg, assign_parm_setup_stack): Call
7118 assign_parm_remove_parallels.
7120 2008-07-01 Daniel Jacobowitz <dan@codesourcery.com>
7122 * c-typeck.c (convert_for_assignment): Use
7123 vector_targets_convertible_p.
7124 * c-common.c (vector_targets_convertible_p): New.
7125 * c-common.h (vector_targets_convertible_p): New prototype.
7126 * config/rs6000/rs6000.c (rs6000_is_opaque_type): Do not check
7127 opaque_p_V2SI_type_node.
7129 2008-07-01 Steve Ellcey <sje@cup.hp.com>
7131 * config/ia64/ia64.c (ia64_cannot_force_const_mem): Do not allow
7134 2008-07-01 Uros Bizjak <ubizjak@gmail.com>
7136 * config/i386/i386.c (ix86_build_signbit_mask): Generate TImode and
7137 TFmode constants via two element DImode vector for hosts with
7138 HOST_BITS_PER_WIDE_INT < 64.
7139 (ix86_init_builtins): Define __builtin_fabsq and __builtin_copysignq
7140 also for HOST_BITS_PER_WIDE_INT < 64.
7142 2008-07-01 Richard Guenther <rguenther@suse.de>
7144 PR tree-optimization/36666
7145 * tree-ssa-structalias.c (get_constraint_for_1): Declare.
7146 (get_constraint_exp_from_ssa_var): Split into ...
7147 (get_constraint_exp_for_temp): ... this ...
7148 (get_constraint_for_ssa_var): ... and that.
7149 Return constraint expressions for all touched sub-fields
7150 if the results address is not taken.
7151 (process_constraint): Remove assertion that aggregate
7152 assignments do not happen at this place.
7153 (get_constraint_for_component_ref): Add address_p argument.
7154 Return constraint expressions for all touched sub-fields
7155 if the results address is not taken.
7156 (do_deref): Use get_constraint_exp_for_temp.
7157 (get_constraint_for_1): Rename from ...
7158 (get_constraint_for): ... this. Add the old function as wrapper.
7159 (do_structure_copy): Use get_constraint_for_1.
7161 2008-07-01 Martin Jambor <mjambor@suse.cz>
7163 * Makefile.in (tree-switch-conversion.o): Add.
7164 (OBJS-common): Add tree-swtch-conversion.o.
7165 * passes.c (init_optimization_passes): Add pass_convert_switch.
7166 * tree-pass.h: (pass_convert_switch): Add.
7167 * tree-switch-conversion.c: New file.
7168 * gcc.dg/tree-ssa/cswtch.c: New testcase.
7169 * common.opt (ftree-cswtch): New option.
7170 * params.h (PARAM_SWITCH_CONVERSION_BRANCH_RATIO): New parameter.
7171 * params.def (PARAM_SWITCH_CONVERSION_BRANCH_RATIO): New parameter.
7172 * opts.c (decode_options): Set flag_tree_switch_conversion when
7173 optimization level is >= 2.
7174 * doc/invoke.texi (Optimize Options): Added description of
7175 -ftree-swtch-conversion and switch-conversion-max-branch-ratio.
7177 2008-06-30 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7179 * config/darwin-driver.c (darwin_default_min_version): Fix
7180 -Wc++-compat warnings.
7182 2008-06-30 Uros Bizjak <ubizjak@gmail.com>
7184 * config/i386/i386.md (*movti_rex64): Add "!" to "r" constraint
7187 2008-06-30 Kenneth Zadeck <zadeck@naturalbridge.com>
7189 * ifcvt.c (cond_move_process_if_block): Free vectors on false return.
7191 2008-06-30 Kenneth Zadeck <zadeck@naturalbridge.com>
7193 PR rtl-optimization/34744
7194 * df-scan.c (df_scan_free_ref_vec, df_scan_free_mws_vec): New macros.
7195 (df_scan_free_internal): Free data structures not
7196 allocated in storage pools.
7197 (df_mw_hardreg_chain_delete_eq_uses): Use df_scan_free_mws_vec.
7198 (df_refs_add_to_chains): Use df_scan_free_ref_vec and
7199 df_scan_free_mws_vec.
7200 * dse.c (dse_step6): Free offset_map_p and offset_map_n
7203 2008-06-30 H.J. Lu <hongjiu.lu@intel.com>
7205 * config/i386/i386.c (contains_aligned_value_p): Return true
7207 (ix86_function_arg_boundary): Return its natural boundary
7209 (return_in_memory_32): Don't check TDmode.
7210 (ix86_split_to_parts): Support splitting into 4 parts and
7211 support TFmode for 32bit target.
7212 (ix86_split_long_move): Support splitting into 4 parts.
7213 (bdesc_args): Enable IX86_BUILTIN_FABSQ and IX86_BUILTIN_COPYSIGNQ
7215 (ix86_init_mmx_sse_builtins): Move __float80 and __float128 to ...
7216 (ix86_init_builtins): Here.
7217 (ix86_scalar_mode_supported_p): Always return true for TFmode.
7218 (ix86_c_mode_for_suffix): Always return TFmode and XFmode for
7219 'q' and 'w', respectively.
7221 * config/i386/i386.md (movtf): Check TARGET_SSE2 instead of
7223 (movtf_internal): Likewise.
7224 (<code>tf2): Likewise.
7225 (*absnegtf2_sse): Likewise.
7226 (copysign<mode>3): Likewise.
7227 (copysign<mode>3_const): Likewise.
7228 (copysign<mode>3_var): Likewise.
7229 (define_split UNSPEC_COPYSIGN): Likewise.
7230 * config/i386/sse.md (*nandtf3): Likewise.
7231 (<code>tf3): Likewise.
7232 (*<code>tf3): Likewise.
7234 2008-06-30 Joey Ye <joey.ye@intel.com>
7235 H.J. Lu <hongjiu.lu@intel.com>
7237 * global.c (compute_regsets): Set frame_pointer_needed here.
7238 * reload1.c (init_elim_table): Don't set frame_pointer_needed here.
7240 2008-06-30 Aaron W. LaFramboise <aaronavay62@aaronwl.com>
7242 * doc/install.texi (specific): Expand Windows build notes.
7244 2008-06-30 Ira Rosen <irar@il.ibm.com>
7246 PR tree-optimization/36648
7247 * tree-vect-transform.c (vect_do_peeling_for_loop_bound): Divide
7248 number of prolog iterations by step. Fix the comment.
7250 2008-06-30 Richard Guenther <rguenther@suse.de>
7253 * tree-ssa-structalias.c (handle_lhs_call): Add flags argument,
7254 handle calls from ECF_MALLOC functions.
7255 (handle_pure_call): ECF_MALLOC functions do not return
7257 (find_func_aliases): Handle all calls, adjust calls to handle_lhs_call.
7259 2008-06-29 Andreas Schwab <schwab@suse.de>
7261 * config/m68k/m68k.c (print_operand): Always print a float
7263 * config/m68k/m68k.h (ASM_OUTPUT_FLOAT_OPERAND)
7264 (ASM_OUTPUT_DOUBLE_OPERAND, ASM_OUTPUT_LONG_DOUBLE_OPERAND):
7267 * config/rs6000/x-linux64: Remove never used file.
7269 2008-06-29 Richard Guenther <rguenther@suse.de>
7271 * tree-ssa-structalias.h (compute_points_to_sets): Adjust
7273 (struct alias_info): Move ...
7274 * tree-ssa-alias.c: ... here.
7275 (update_alias_info): Declare.
7276 (compute_may_aliases): Call it.
7277 (update_alias_info): New function.
7278 * tree-ssa-structalias.c (update_alias_info): Move ...
7279 * tree-ssa-alias.c (update_alias_info_1): ... here.
7280 * tree-ssa-structalias.c (process_constraint_1): Remove
7281 unused from_call argument. Rename to ...
7282 (process_constraint): ... this. Delete old wrapper.
7283 (make_constraint_to): Adjust callers.
7284 (handle_const_call): Likewise.
7285 (handle_pure_call): Likewise.
7286 (init_base_vars): Likewise.
7287 (handle_lhs_call): Likewise. Remove unnecessary constraint.
7288 (find_func_aliases): We don't need structure copies for
7290 (make_constraint_from_anything): Remove.
7291 (create_variable_info_for): For globals make constraints
7292 from escaped, not from anything.
7293 (compute_points_to_sets): Do not call update_alias_info.
7294 (ipa_pta_execute): Use make_constraint_from.
7296 2008-06-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7298 * Makefile.in (CXX_COMPAT_WARN, cxx_compat_warn): Delete.
7299 (bitmap.o-warn, dominance.o-warn): New.
7300 * configure.ac (cxx_compat_warn): Delete.
7301 (loose_warn): Add -Wcast-qual and -Wc++-compat.
7302 * system.h: Remove #pragma diagnostic for -Wcast-qual and
7304 * configure: Regenerate.
7306 * optabs.c (libfunc_decl_hash, libfunc_decl_eq): Fix -Wcast-qual
7309 2008-06-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7311 * alloc-pool.c (create_alloc_pool): Fix -Wc++-compat warnings.
7312 * df-scan.c (df_notes_rescan): Likewise.
7313 * ggc-page.c (set_page_table_entry): Likewise.
7314 * intl.c (gcc_gettext_width): Likewise.
7315 * varasm.c (get_unnamed_section, get_noswitch_section,
7316 get_section): Likewise.
7318 2008-06-28 Andrew Jenner <andrew@codesourcery.com>
7320 * regrename.c (build_def_use): Don't copy RTX.
7322 2008-06-28 Sandra Loosemore <sandra@codesourcery.com>
7324 * doc/extend.texi (Variable Attributes): Use @ref instead of @xref.
7325 (Type Attributes): Fix nesting of @table and @subsection. Adjust
7326 punctuation. Use @ref instead of @xref.
7327 (Function Names): Remove stray @display/@end display.
7328 (C++ Attributes): Use @ref instead of @xref.
7329 (Deprecated Features): Fix punctuation around @xref.
7330 (Backwards Compatibility): Likewise.
7331 * doc/rtl.texi (Incdec): Remove stray @table/@end table.
7333 2008-06-28 Joseph Myers <joseph@codesourcery.com>
7335 * config/rs6000/predicates.md (easy_fp_constant): Reject TFmode
7336 constants for E500 double.
7338 2008-06-28 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
7340 * doc/rtl.texi (const_vector): Document const_fixed as legitimate
7341 element type of const_vector.
7343 2008-06-28 Uros Bizjak <ubizjak@gmail.com>
7345 * config/i386/i386.md (addti3, adddi3, addsi3, addhi3, addqi3):
7346 Remove FLAGS_REG clobber from expander pattern.
7347 (subti3, subdi3, subsi3, subhi3, subqi3): Ditto.
7348 (anddi3, andsi3, andhi3, andqi3): Ditto.
7349 (iordi3, iorsi3, iorhi3, iorqi3): Ditto.
7350 (xordi3, xorsi3, xorhi3, xorqi3): Ditto.
7351 (negti2, negdi2, negsi2, neghi2, negqi2): Ditto.
7352 (ashlsi3, ashlhi3, ashlqi3): Ditto.
7353 (ashrsi3, ashrhi3, ashrqi3): Ditto.
7354 (lshrsi3, lshrhi3, lshrqi3): Ditto.
7355 (rotldi3, rotlsi3, rotlhi3, rotlqi3): Ditto.
7356 (rotrdi3, rotrsi3, rotrhi3, rotrqi3): Ditto.
7358 2008-06-28 Richard Guenther <rguenther@suse.de>
7360 * tree-ssa-structalias.c (callused_id, var_callused,
7361 callused_tree): Add.
7362 (handle_pure_call): New function.
7363 (find_func_aliases): Call it.
7364 (find_what_p_points_to): Handle the call-used set.
7365 (clobber_what_escaped): Likewise.
7366 (compute_call_used_vars): New function.
7367 (init_base_vars): Init the call-used variable.
7368 (do_sd_constraint): Do not propagate the solution from CALLUSED
7369 but use CALLUSED as a placeholder.
7370 (solve_graph): Likewise.
7371 * tree-flow-inline.h (gimple_call_used_vars): New function.
7372 * tree-flow.h (struct gimple_df): Add call_used_vars bitmap.
7373 (compute_call_used_vars): Declare.
7374 * tree-ssa-alias.c (set_initial_properties): Call
7375 compute_call_used_vars.
7376 (reset_alias_info): Clear call-used variables.
7377 (add_call_clobber_ops): Assert we are not called for const/pure
7378 functions. Remove handling of them.
7379 (add_call_read_ops): Handle pure functions by adding the
7380 call-used set of variables as VUSEs.
7381 * tree-ssa.c (init_tree_ssa): Allocate call-used bitmap.
7382 (delete_tree_ssa): Free it.
7383 * tree-dfa.c (remove_referenced_var): Clear the var from the
7386 2008-06-28 Kai Tietz <kai.tietz@onevision.com>
7388 * tree.c (build_varargs_function_type_list): New.
7389 (build_function_type_list_1): New.
7390 (build_function_type_list): Use build_function_type_list_1.
7391 * tree.h (build_varargs_function_type_list): New.
7393 2008-06-28 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
7396 * config/spu/spu.c (spu_builtin_splats): Do not generate
7397 invalid CONST_VECTOR expressions.
7398 (spu_expand_vector_init): Likewise.
7400 2008-06-28 Richard Sandiford <rdsandiford@googlemail.com>
7402 * optabs.c (libfunc_decls): New variable.
7403 (libfunc_decl_hash, libfunc_decl_eq): New functions.
7404 (init_one_libfunc): Reuse decls and SYMBOL_REFs when asked
7405 for the same function twice.
7407 2008-06-27 Uros Bizjak <ubizjak@gmail.com>
7409 * config/i386/i386.md (ashlti3, ashrti3, lshrti3): Expand using
7410 ix86_expand_binary_operator directly.
7411 (*ashlti3_1): Rename from ashlti3_1. Use nonmemory_operand predicate
7413 (*ashrti3_1): Ditto.
7414 (*lshrti3_1): Ditto.
7415 (*ashlti3_2, *ashrti3_2, *lshrti3_2): Remove insn patterns.
7416 (ashlti, ashrti and lshrti splitters): Handle nonmemory operand 2
7417 using only one splitter. Conditionaly execute splitter before or
7418 after peephole2 pass.
7419 (ashlti, ashrti and lshrti peephole2): Define peephole2 patterns.
7420 (x86_shld): Rename from x86_shld_1. Compress operand 2 constraints.
7421 Use only one alternative in asm template.
7422 (x86_64_shld): Compress operand 2 constraints. Use only one alternative
7424 (*ashldi3_cmp_rex64): Use const_1_to_63_operand operand predicate and
7425 "J" operand constraint for operand 2.
7426 (*ashldi3_cconly_rex64): Ditto.
7427 (*ashrdi3_cmp_rex64): Ditto.
7428 (*ashrdi3_cconly_rex64): Ditto.
7429 (*lshrdi3_cmp_rex64): Ditto.
7430 (*lshrdi3_cconly_rex64): Ditto.
7431 * config/i386/predicates.md (const_1_to_63_operand): New predicate.
7432 * config/i386/i386.md (print_operand) ['s']: Print ", " using fputs.
7433 (split_ashr, split_ashl, split_lshr): Use gen_x86_shrd instead of
7436 2008-06-27 Jakub Jelinek <jakub@redhat.com>
7438 * gimplify.c (omp_is_private): Don't return true if decl is not
7439 already private on #pragma omp for or #pragma omp parallel for.
7442 * tree-cfg.c (struct move_stmt_d): Replace block field with
7443 orig_block and new_block fields.
7444 (move_stmt_r): Only set TREE_BLOCK to p->new_block if
7445 if it used to be NULL, p->orig_block or if p->orig_block is NULL.
7446 (move_block_to_fn): Replace vars_map and new_label_map arguments
7447 with struct move_stmt_d pointer.
7448 (replace_block_vars_by_duplicates): New function.
7449 (move_sese_region_to_fn): Add ORIG_BLOCK argument. Adjust
7450 move_block_to_fn caller. If ORIG_BLOCK is non-NULL, move over
7451 all subblocks of ORIG_BLOCK to the new function. Call
7452 replace_block_vars_by_duplicates.
7453 * tree-flow.h (move_sese_region_to_fn): Adjust prototype.
7454 * omp-low.c (expand_omp_taskreg): Set TREE_USED on DECL_INITIAL
7455 BLOCK of the new function. Adjust move_sese_region_to_fn caller.
7456 Prune vars with original DECL_CONTEXT from child_cfun->local_decls.
7457 (expand_omp): Temporarily set input_location to the location of
7458 region's controlling stmt.
7459 (lower_omp_sections, lower_omp_for): Add a BLOCK into outermost
7460 BIND_EXPR, push ctx->block_vars and gimplification vars into
7461 the BIND_EXPR and its block's BLOCK_VARS instead of directly
7463 (lower_omp_single): Set TREE_USED on the BIND_EXPR's BLOCK if
7464 there are any BLOCK_VARS.
7465 (lower_omp_taskreg): Set BLOCK on a BIND_EXPR containing the
7466 OMP_PARALLEL or OMP_TASK stmt.
7467 (lower_omp): Save and restore input_location around the lower_omp_1
7470 2008-06-27 Richard Guenther <rguenther@suse.de>
7472 PR tree-optimization/36400
7473 PR tree-optimization/36373
7474 PR tree-optimization/36344
7475 * tree-ssa-structalias.c (var_escaped, escaped_tree, escaped_id,
7476 var_nonlocal, nonlocal_tree, nonlocal_id): New globals
7477 (update_alias_info): Remove call clobbering code.
7478 (make_constraint_to): New helper function.
7479 (make_escape_constraint): Likewise.
7480 (handle_rhs_call): Use it on all pointer containing arguments.
7481 Also mark the static chain escaped.
7482 (handle_lhs_call): Make constraints from NONLOCAL and ESCAPED
7483 instead of ANYTHING.
7484 (make_constraint_from): New helper split out from ...
7485 (make_constraint_from_anything): ... here.
7486 (find_func_aliases): Add constraints for escape sites.
7487 (intra_create_variable_infos): Make constraints from NONLOCAL
7489 (find_what_p_points_to): Interpret NONLOCAL and ESCAPED the same
7491 (clobber_what_p_points_to): Remove.
7492 (clobber_what_escaped): New function.
7493 (init_base_vars): Init NONLOCAL and ESCAPED.
7494 (do_sd_constraint): Do not propagate the solution from ESCAPED
7495 but use ESCAPED as a placeholder.
7496 (solve_graph): Likewise.
7497 * tree-flow.h (clobber_what_p_points_to): Remove.
7498 (clobber_what_escaped): Declare.
7499 * tree-ssa-alias.c (set_initial_properties): Call it.
7500 Remove code clobbering escaped pointers.
7502 2008-06-27 Richard Sandiford <rdsandiford@googlemail.com>
7504 * function.c (allocate_struct_function): Only allocate a unique
7505 funcdef_no if the decl is nonzero.
7507 2008-06-27 Richard Sandiford <rdsandiford@googlemail.com>
7509 * config/mips/mips-protos.h (mips_split_const_insns): Declare.
7510 * config/mips/mips.c (mips_split_const_insns): New function.
7511 * config/mips/mips.md (move_type): New attribute.
7512 (mode): Move attribute definition earlier in file. Add "TI" and "TF".
7513 (dword_mode): New attribute.
7514 (type): Avoid long line. Map "move_type"s to "type"s,
7515 choosing "multi" for doubleword moves if appropriate.
7516 Swap MTC/MFC comments to match their declaration order.
7517 (extended_mips16): Default to "yes" if "move_type" is "sll0",
7518 "type" is "branch" or "jal" is "direct".
7519 (length): Handle "extended_mips16" first. Make the default
7520 "0" for "ghost" instructions. Set the length from "move_type".
7521 (truncdisi2, truncdihi2, truncdiqi2): Use "move_type" instead
7522 of "type", with "sll0" for the register alternative. Remove the
7523 "extended_mips16" attribute.
7524 (zero_extendsidi2, *clear_upper32): Use "move_type" instead
7525 of "type", with "shift_shift" for the register alternative.
7526 Remove the "length" attribute.
7527 (*extend<SHORT:mode><GPR:mode>2, *extendqihi2): Likewise.
7528 (*zero_extend<SHORT:mode><GPR:mode>2): Use "move_type" instead
7529 of "type", with "andi" for the register alternative.
7530 (*zero_extendqihi2): Likewise.
7531 (*zero_extend<SHORT:mode><GPR:mode>2_mips16e): Use a "move_type"
7532 of "andi" instead of a "type" of "arith".
7533 (*zero_extend<SHORT:mode><GPR:mode>2_mips16): Use "move_type"
7535 (*zero_extendqihi2_mips16, mov_<load>l, mov_<load>r, mov_<store>l)
7536 (mov_<store>r, *mov<mode>_ra): Likewise.
7537 (extendsidi2): Use "move_type" instead of "type", with "move"
7538 for the register alternative.
7539 (*extend<SHORT:mode><GPR:mode>2_mips16e): Use "move_type" instead
7540 of "type", with "signext" for the register alternative.
7541 (*extend<SHORT:mode><GPR:mode>2_se<SHORT:size>): Likewise.
7542 (*extendqihi2_mips16e, *extendqihi2_seb): Likewise.
7543 (fix_truncdfsi2_insn, fix_truncsfsi2_insn, fix_truncdfdi2)
7544 (fix_truncsfdi2, floatsidf2, floatdidf2, floatsisf2, floatdisf2)
7545 (floatdisf2, *branch_equality<mode>_mips16): Likewise.
7546 (unnamed branch insn): Likewise.
7547 (*movdi_gp32_fp64): Fold into...
7548 (*movdi_32bit): ...here.
7549 (*movdf_hardfloat_64bit, *movdf_hardfloat_32bit): Combine into...
7550 (*movdf_hardfloat): ...this new pattern.
7551 (*movdf_softfloat): Remove redundant FPR alternatives.
7552 (*movti, *movti_mips16, *movtf, *movtf_mips16): Add "mode" attributes.
7553 (*movv2sf_hardfloat_64bit, *movv2sf_hardfloat_32bit): Combine into...
7554 (*movv2sf): ...this new pattern. Use "DF" rather than "SF" for
7555 the "move" attribute.
7556 (*movdi_32bit): Use "move_type" instead of "type" and remove the
7557 "length" attribute. Use "fpload" and "fpstore" instead of "load"
7558 and "store" for COP loads and stores.
7559 (*movdi_32bit_mips16, *movdi_64bit, *movsi_internal, movcc)
7560 (*movhi_internal, *movhi_mips16, *movqi_internal, *movqi_mips16)
7561 (*movsf_hardfloat, *movsf_softfloat, *movsi_mips16, *movdf_hardfloat)
7562 (*movdf_softfloat, *movdf_mips16, *movti, *movti_mips16, *movtf)
7563 (*movtf_mips16, *movv2sf): Likewise.
7564 (mfhi<GPR:mode>_<HILO:mode>, mflo<GPR:mode>_<HILO:mode>)
7565 (load_low<mode>, load_high<mode>, store_word<mode>, mthc1<mode>)
7566 (mfhc1<mode>): Use "move_type" instead of "move".
7567 (*low<mode>_mips16): Use "extended_mips16" instead of "length".
7568 (loadgp_blockage): Remove the "length" attribute.
7569 (blockage, set_got_version, update_got_version): Likewise.
7570 (call_internal): Remove the "extended_mips16" attribute.
7571 (call_value_internal, call_value_multiple_internal): Likewise.
7572 * config/mips/loongson.md (mov<mode>_internal): Use "move_type"
7574 * config/mips/mips-dsp.md (mips_lbux, mips_lhx, mips_lwx): Remove
7575 the "length" attribute.
7577 2008-06-27 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7579 * c-format.c (handle_format_attribute): Fix -Wc++-compat and/or
7580 -Wcast-qual warnings.
7581 * c-pragma.c (dpm_eq, handle_pragma_push_macro,
7582 handle_pragma_pop_macro): Likewise.
7583 * collect2.c (resolve_lib_name): Likewise.
7584 * config/arc/arc.c (arc_init): Likewise.
7585 * config/arm/arm.c (neon_builtin_compare,
7586 locate_neon_builtin_icode): Likewise.
7587 * config/arm/pe.c (arm_mark_dllexport, arm_pe_unique_section): Likewise.
7588 * config/bfin/bfin.c (bfin_init_machine_status,
7589 bfin_optimize_loop): Likewise.
7590 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Likewise.
7591 * config/cris/cris.c (cris_init_expanders): Likewise.
7592 * config/darwin-c.c (frameworks_in_use, add_framework): Likewise.
7593 * config/darwin.c (machopic_indirection_eq,
7594 machopic_indirection_name, machopic_output_indirection): Likewise.
7595 * config/frv/frv.c (frv_init_machine_status, frv_compare_insns,
7596 frv_io_check_address, frv_io_handle_set, frv_io_handle_use_1,
7597 frv_optimize_membar): Likewise.
7598 * config/i386/cygwin.h (mingw_scan,
7599 GCC_DRIVER_HOST_INITIALIZATION): Likewise.
7600 * config/i386/cygwin1.c (mingw_scan): Likewise.
7601 * config/i386/i386.c (machopic_output_stub): Likewise.
7602 * config/i386/winnt.c (gen_stdcall_or_fastcall_suffix,
7603 i386_pe_unique_section): Likewise.
7604 * config/ia64/ia64.c (ia64_init_machine_status,
7605 ia64_h_i_d_extended, get_free_bundle_state, bundling, ia64_reorg):
7607 * config/iq2000/iq2000.c, iq2000_init_machine_status): Likewise.
7608 * config/m68hc11/m68hc11.c (m68hc11_encode_label): Likewise.
7609 * config/m68k/m68k.c (m68k_handle_option,
7610 m68k_sched_md_init_global): Likewise.
7611 * config/mcore/mcore.c (mcore_mark_dllexport, mcore_mark_dllimport,
7612 mcore_unique_section): Likewise.
7613 * config/mips/mips.c (mips_block_move_straight,
7614 mips16_rewrite_pool_refs, mips_sim_wait_regs_2, mips_sim_record_set):
7616 * config/mmix/mmix.c (mmix_init_machine_status,
7617 mmix_encode_section_info): Likewise.
7618 * config/pa/pa.c (pa_init_machine_status, hppa_encode_label): Likewise.
7619 * config/rs6000/rs6000.c (rs6000_init_machine_status,
7620 print_operand_address, output_toc, redefine_groups,
7621 rs6000_elf_encode_section_info, machopic_output_stub): Likewise.
7622 * config/s390/s390.c (s390_init_machine_status): Likewise.
7623 * config/score/score.c (score_block_move_straight,
7624 score_block_move_loop_body): Likewise.
7625 * config/sparc/sparc.c (sparc_init_machine_status): Likewise.
7626 * config/xtensa/xtensa.c (xtensa_init_machine_status): Likewise.
7627 * emit-rtl.c (find_auto_inc): Likewise.
7628 * gcc.c (translate_options, process_command): Likewise.
7629 * reorg.c (dbr_schedule): Likewise.
7630 * sdbout.c (sdbout_start_source_file, sdbout_init): Likewise.
7631 * xcoffout.c (xcoffout_declare_function): Likewise.
7633 2008-06-27 Daniel Berlin <dberlin@dberlin.org>
7635 * tree-ssa-structalias.c (find_func_aliases): Trivial fix to get
7636 ipa-pta working again.
7638 2008-06-27 David Edelsohn <edelsohn@gnu.org>
7640 * config/rs6000/t-aix52: Append large data option to LDFLAGS for
7643 2008-06-27 Edmar Wienskoski <edmar@freescale.com>
7645 * config.gcc (powerpc*-*-*): Add new core e500mc.
7646 * config/rs6000/e500mc.md: New file.
7647 * config/rs6000/rs6000.c (processor_costs): Add new costs for
7649 (rs6000_override_options): Add e500mc case to
7650 processor_target_table. Altivec and Spe options not allowed
7651 with e500mc. Add isel instruction to e500mc by
7652 default. Initialize rs6000_cost for e500mc.
7653 (rs6000_issue_rate): Set issue rate for e500mc.
7654 * config/rs6000/rs6000.h (processor_type): Add
7655 PROCESSOR_PPCE500MC.
7656 (ASM_CPU_SPEC): Add e500mc.
7657 Set TARGET_ISEL to rs6000_isel.
7658 * config/rs6000/e500.h: Remove redefinition of TARGET_ISEL.
7659 (CHECK_E500_OPTIONS): Remove TARGET_ISEL.
7660 * config/rs6000/rs6000.md (define_attr "cpu"): Add ppce500mc.
7662 * doc/invoke.texi: Add e500mc to list of cpus.
7664 2008-06-27 Laurynas Biveinis <laurynas.biveinis@gmail.com>
7667 * c-lex.c (lex_charconst): Initialize unsignedp.
7669 2008-06-27 Olivier Hainque <hainque@adacore.com>
7671 * gimplify.c (gimplify_modify_expr_to_memset): Assert our
7672 documented assumptions.
7674 2008-06-26 H.J. Lu <hongjiu.lu@intel.com>
7676 * dwarf2out.c: Remove trailing white spaces. Break long line
7679 2008-06-26 Richard Sandiford <rdsandiford@googlemail.com>
7681 * libfuncs.h (LTI_synchronize): New libfunc_index.
7682 (synchronize_libfunc): Declare.
7683 * builtins.c (expand_builtin_synchronize): Consider using
7684 synchronize_libfunc before falling back on an asm blockage.
7685 * config/mips/mips.c: Include libfuncs.h
7686 (mips_init_libfuncs): Initialize synchronize_libfunc for TARGET_MIPS16.
7688 2008-06-26 Nathan Froyd <froydnj@codesourcery.com>
7690 * config/rs6000/rs6000.c (emit_allocate_stack): Add copy_r11
7691 parameter. Copy stack_reg to r11 where appropriate.
7692 (no_global_regs_above): Add gpr parameter.
7693 (rs6000_stack_info): Only add padding for SPE save area if we
7694 are saving SPE GPRs and CR.
7695 (saveres_routine_syms): New variable.
7696 (FIRST_SAVRES_REGISTER, LAST_SAVRES_REGISTER, N_SAVRES_REGISTERS):
7698 (rs6000_savres_routine_sym): New function.
7699 (rs6000_emit_stack_reset, rs6000_restore_saved_cr): New functions,
7701 (rs6000_emit_epilogue): ...here. Use rs6000_use_multiple_p and
7702 rs6000_savres_strategy. Restore GPRs out-of-line if appropriate.
7703 Tweak FPR out-of-line saving.
7704 (rs6000_make_savres_rtx): New function.
7705 (rs6000_use_multiple_p): New function.
7706 (rs6000_savres_strategy): New function.
7707 (rs6000_emit_prologue): Use rs6000_savres_strategy. Save GPRs
7708 out-of-line if appropriate.
7709 * config/rs6000/sysv4.h (FP_SAVE_INLINE): Save FPRs out-of-line
7710 if we are optimizing for size.
7711 (GP_SAVE_INLINE): Define.
7712 (SAVE_FP_SUFFIX, RESTORE_FP_SUFFIX): Only use _l on 64-bit targets.
7713 * config/rs6000/darwin.h (GP_SAVE_INLINE): Define.
7714 * config/rs6000/aix.h (GP_SAVE_INLINE): Define.
7715 * config/rs6000/rs6000.md (*save_gpregs_<mode>): New insn.
7716 (*save_fpregs_<mode>): Add use of r11.
7717 (*restore_gpregs_<mode>): New insn.
7718 (*return_and_restore_gpregs_<mode>): New insn.
7719 (*return_and_restore_fpregs_<mode>): Adjust to clobber LR and
7721 * config/rs6000/spe.md (*save_gpregs_spe): New insn.
7722 (*restore_gpregs_spe): New insn.
7723 (*return_and_restore_gpregs_spe): New insn.
7724 * config/rs6000/predicates.md (save_world_operation): Fix check.
7726 2008-06-26 Steven Bosscher <steven@gcc.gnu.org>
7728 * tree-into-ssa (insert_phi_nodes_for): 'var' must be a DECL at
7729 this point, so assert that.
7731 2008-06-26 Steven Bosscher <steven@gcc.gnu.org>
7733 * cfganal.c: Include vec.h and vecprim.h.
7734 (compute_idf): Import from...
7735 * tree-into-ssa (compute_idf): ...here.
7736 * basic-block.h (compute_idf): Export.
7738 2008-06-26 Joseph Myers <joseph@codesourcery.com>
7740 * c-decl.c (merge_decls): Use !current_function_decl to check for
7741 extern declaration of C99 inline function being at file scope.
7743 2008-06-25 John David Anglin <dave.anglin@gcc-cnrc.gc.ca>
7745 * config.gcc (hppa[12]*-*-hpux10*): Don't use fixproto.
7747 2008-06-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7749 * alias.c (record_alias_subset, init_alias_analysis): Fix
7750 -Wc++-compat and/or -Wcast-qual warnings.
7751 * attribs.c (lookup_attribute_spec): Likewise.
7752 * bb-reorder.c (find_traces, rotate_loop, find_traces_1_round,
7753 copy_bb, connect_traces,
7754 find_rarely_executed_basic_blocks_and_cr): Likewise.
7755 * bt-load.c (find_btr_def_group, add_btr_def, new_btr_user,
7756 note_btr_set, migrate_btr_defs): Likewise.
7757 * builtins.c (result_vector, expand_builtin_memcpy,
7758 expand_builtin_mempcpy_args, expand_builtin_strncpy,
7759 builtin_memset_read_str, expand_builtin_printf,
7760 fold_builtin_memchr, rewrite_call_expr, fold_builtin_printf):
7762 * caller-save.c (mark_set_regs): Likewise.
7763 * calls.c (expand_call, emit_library_call_value_1): Likewise.
7764 * cgraph.c (cgraph_edge): Likewise.
7765 * combine.c (likely_spilled_retval_1): Likewise.
7766 * coverage.c (htab_counts_entry_hash, htab_counts_entry_eq,
7767 htab_counts_entry_del, get_coverage_counts): Likewise.
7768 * cselib.c (new_elt_list, new_elt_loc_list, entry_and_rtx_equal_p,
7769 new_cselib_val): Likewise.
7770 * dbgcnt.c (dbg_cnt_process_opt): Likewise.
7771 * dbxout.c (dbxout_init, dbxout_type, output_used_types_helper):
7773 * df-core.c (df_compact_blocks): Likewise.
7774 * df-problems.c (df_grow_bb_info, df_chain_create): Likewise.
7775 * df-scan.c (df_grow_reg_info, df_ref_create,
7776 df_insn_create_insn_record, df_insn_rescan, df_notes_rescan,
7777 df_ref_compare, df_ref_create_structure, df_bb_refs_record,
7778 df_record_entry_block_defs, df_record_exit_block_uses,
7779 df_bb_verify): Likewise.
7780 * df.h (DF_REF_EXTRACT_WIDTH_CONST, DF_REF_EXTRACT_OFFSET_CONST,
7781 DF_REF_EXTRACT_MODE_CONST): New.
7782 * dominance.c (get_immediate_dominator, get_dominated_by,
7783 nearest_common_dominator, root_of_dom_tree,
7784 iterate_fix_dominators, first_dom_son, next_dom_son): Fix
7785 -Wc++-compat and/or -Wcast-qual warnings.
7786 * dse.c (clear_alias_set_lookup, get_group_info, gen_rtx_MEM,
7787 record_store, replace_read, check_mem_read_rtx, scan_insn,
7788 dse_step1, dse_record_singleton_alias_set): Likewise.
7789 * dwarf2asm.c (dw2_force_const_mem): Likewise.
7791 2008-06-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7793 * dwarf2out.c (new_cfi, queue_reg_save, dwarf2out_begin_prologue,
7794 dwarf2out_frame_init, new_loc_descr, new_die, lookup_decl_die,
7795 lookup_decl_loc, add_var_loc_to_decl, compute_section_prefix,
7796 assign_symbol_names, htab_cu_hash, htab_cu_eq, htab_cu_del,
7797 build_abbrev_table, new_loc_list, output_comp_unit, add_arange,
7798 add_ranges_num, add_ranges_by_labels, file_info_cmp,
7799 file_name_acquire, output_file_names, add_const_value_attribute,
7800 premark_used_types_helper, file_table_eq, file_table_hash,
7801 lookup_filename, dwarf2out_var_location, dwarf2out_source_line,
7802 dwarf2out_init, file_table_relative_p): Fix -Wc++-compat and/or
7803 -Wcast-qual warnings.
7804 * ebitmap.c (ebitmap_array_grow, ebitmap_array_init,
7805 ebitmap_alloc, ebitmap_ior, ebitmap_and_compl): Likewise.
7806 * emit-rtl.c (get_mem_attrs, get_reg_attrs, gen_rtvec,
7807 gen_reg_rtx, start_sequence, init_emit): Likewise.
7808 * et-forest.c (et_new_occ, et_new_tree): Likewise.
7809 * except.c (init_eh_for_function, gen_eh_region,
7810 remove_unreachable_regions, add_ehl_entry, duplicate_eh_regions_1,
7811 arh_to_landing_pad, arh_to_label, add_action_record,
7812 add_call_site, switch_to_exception_section): Likewise.
7813 * expmed.c (synth_mult): Likewise.
7814 * expr.c (gen_group_rtx, emit_group_load, emit_group_store,
7815 store_expr): Likewise.
7816 * final.c (shorten_branches, final_scan_insn, debug_queue_symbol):
7818 * function.c (assign_stack_temp_for_type,
7819 allocate_struct_function, match_asm_constraints_1): Likewise.
7820 * gcov-io.c (gcov_allocate): Likewise.
7821 * gcse.c (GNEW, GCNEW, GNEWVEC, GCNEWVEC, GRESIZEVEC, GNEWVAR,
7822 GCNEWVAR, GRESIZEVAR, GOBNEW, GOBNEWVAR): New.
7823 (gcse_main, alloc_gcse_mem, alloc_gcse_mem, alloc_reg_set_mem,
7824 record_one_set, insert_expr_in_table, insert_set_in_table,
7825 dump_hash_table, compute_hash_table_work, alloc_hash_table,
7826 pre_ldst_expr_hash, pre_ldst_expr_eq, find_rtx_in_ldst,
7827 reg_set_info, reg_clear_last_set): Fix -Wc++-compat and/or
7828 -Wcast-qual warnings.
7830 2008-06-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7832 * cse.c (approx_reg_cost_1, cse_insn): Fix -Wc++-compat and/or
7833 -Wcast-qual warnings.
7834 * gcc.c (process_command): Likewise.
7835 * genattrtab.c (oballoc): Use XOBNEW.
7836 (oballocvec): Define.
7837 (attr_hash_add_rtx, attr_hash_add_string, attr_string,
7838 get_attr_value, fill_attr, make_length_attrs, gen_attr, gen_insn,
7839 gen_delay, find_attr, gen_insn_reserv, gen_bypass_1): Fix
7840 -Wc++-compat and/or -Wcast-qual warnings.
7841 * genautomata.c (XCREATENODE, XCREATENODEVEC, XCREATENODEVAR,
7842 XCOPYNODE, XCOPYNODEVEC, XCOPYNODEVAR): New.
7843 (gen_cpu_unit, gen_query_cpu_unit, gen_bypass, gen_excl_set,
7844 gen_presence_absence_set, gen_automaton, gen_regexp_el,
7845 gen_regexp_repeat, gen_regexp_allof, gen_regexp_oneof,
7846 gen_regexp_sequence, gen_reserv, gen_insn_reserv, process_excls,
7847 add_excls, process_presence_absence_names,
7848 process_presence_absence_patterns, add_presence_absence,
7849 process_regexp, add_advance_cycle_insn_decl, get_free_alt_state,
7850 get_free_state, add_arc, get_free_automata_list_el,
7851 form_reserv_sets_list, copy_insn_regexp, transform_1, transform_2,
7852 transform_3, cache_presence, create_ainsns, create_automata,
7853 create_state_ainsn_table, dfa_insn_code_enlarge,
7854 output_trans_func, output_min_issue_delay_func,
7855 output_dead_lock_func, output_reset_func,
7856 output_get_cpu_unit_code_func, output_dfa_start_func,
7857 expand_automata): Likewise.
7858 * genextract.c (gen_insn): Likewise.
7859 * gengtype-lex.l: Likewise.
7860 * gengtype.c (read_input_list, adjust_field_type,
7861 process_gc_options): Likewise.
7862 * genoutput.c (note_constraint): Likewise.
7863 * genpreds.c (mangle, add_constraint): Likewise.
7864 * genrecog.c (process_define_predicate, new_decision,
7865 add_to_sequence): Likewise.
7866 * gensupport.c (record_insn_name): Likewise.
7868 2008-06-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7870 * config/i386/driver-i386.c (detect_caches_amd,
7871 detect_caches_intel, host_detect_local_cpu): Fix -Wc++-compat
7872 and/or -Wcast-qual warnings.
7873 *ggc-common.c (ggc_mark_roots, gt_pch_note_object,
7874 gt_pch_note_reorder, relocate_ptrs, write_pch_globals,
7875 gt_pch_save): Likewise.
7876 * ggc-page.c (push_depth, push_by_depth, alloc_anon, alloc_page,
7877 gt_ggc_m_S, clear_marks, ggc_pch_read): Likewise.
7878 * global.c (compute_regsets): Likewise.
7879 * graph.c (print_rtl_graph_with_bb, clean_graph_dump_file,
7880 finish_graph_dump_file): Likewise.
7881 * haifa-sched.c (schedule_block, extend_h_i_d, extend_ready,
7882 unlink_bb_notes): Likewise.
7883 * integrate.c (get_hard_reg_initial_val): Likewise.
7884 * ipa-prop.c (ipa_push_func_to_list): Likewise.
7885 * ipa-struct-reorg.c (gen_var_name, gen_cluster_name): Likewise.
7886 * local-alloc.c (update_equiv_regs): Likewise.
7887 * loop-invariant.c (check_invariant_table_size,
7888 hash_invariant_expr, eq_invariant_expr, find_or_insert_inv):
7890 * loop-iv.c (check_iv_ref_table_size, analyzed_for_bivness_p,
7891 altered_reg_used, mark_altered): Likewise.
7892 * loop-unroll.c (si_info_eq, ve_info_eq, allocate_basic_variable,
7893 insert_var_expansion_initialization,
7894 combine_var_copies_in_loop_exit, apply_opt_in_copies,
7895 release_var_copies): Likewise.
7896 * matrix-reorg.c (mat_acc_phi_hash, mat_acc_phi_eq, mtt_info_eq,
7897 analyze_matrix_decl, add_allocation_site, analyze_transpose,
7898 analyze_accesses_for_phi_node, check_var_notmodified_p,
7899 check_allocation_function, find_sites_in_func,
7900 record_all_accesses_in_func, transform_access_sites,
7901 transform_allocation_sites): Likewise.
7902 * omp-low.c (new_omp_region, create_omp_child_function_name,
7903 check_omp_nesting_restrictions, check_combined_parallel,
7904 lower_omp_2, diagnose_sb_1, diagnose_sb_2): Likewise.
7905 * optabs.c (no_conflict_move_test, gen_libfunc, gen_fp_libfunc,
7906 gen_intv_fp_libfunc, gen_interclass_conv_libfunc,
7907 gen_intraclass_conv_libfunc, set_optab_libfunc, set_conv_libfunc):
7909 * opts-common.c (prune_options): Likewise.
7910 * opts.c (add_input_filename, print_filtered_help,
7911 get_option_state): Likewise.
7912 * params.c (add_params): Likewise.
7913 * passes.c (set_pass_for_id, next_pass_1,
7914 do_per_function_toporder, pass_fini_dump_file): Likewise.
7915 * postreload.c (reload_cse_simplify_operands): Likewise.
7916 * predict.c (tree_predicted_by_p, tree_predict_edge,
7917 clear_bb_predictions, combine_predictions_for_bb): Likewise.
7919 2008-06-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7921 * ra.h (add_neighbor): Fix -Wc++-compat and/or -Wcast-qual
7923 * recog.c (check_asm_operands, validate_change_1): Likewise.
7924 * reg-stack.c (check_asm_stack_operands, subst_asm_stack_regs,
7925 subst_asm_stack_regs): Likewise.
7926 * regclass.c (regclass, som_hash, som_eq, record_subregs_of_mode,
7927 cannot_change_mode_set_regs, invalid_mode_change_p): Likewise.
7928 * regmove.c (reg_is_remote_constant_p): Likewise.
7929 * regrename.c (regrename_optimize, scan_rtx_reg,
7930 kill_clobbered_value, kill_set_value, kill_autoinc_value):
7932 * regstat.c (regstat_init_n_sets_and_refs, regstat_compute_ri,
7933 regstat_compute_calls_crossed): Likewise.
7934 * reload1.c (init_reload, new_insn_chain,
7935 has_nonexceptional_receiver, reload, copy_reloads,
7936 calculate_needs_all_insns, init_elim_table): Likewise.
7937 * rtl-factoring.c (compute_rtx_cost, fill_hash_bucket): Likewise.
7938 * rtl.c (shallow_copy_rtx_stat): Likewise.
7939 * rtlanal.c (parms_set): Likewise.
7940 * sbitmap.c (sbitmap_alloc, sbitmap_alloc_with_popcount,
7941 sbitmap_resize, sbitmap_vector_alloc): Likewise.
7942 * sched-ebb.c (earliest_block_with_similiar_load,
7943 add_deps_for_risky_insns): Likewise.
7944 * sched-rgn.c (find_rgns, gather_region_statistics, extend_rgns,
7945 schedule_region): Likewise.
7946 * see.c (eq_descriptor_pre_extension,
7947 hash_descriptor_pre_extension, hash_del_pre_extension,
7948 eq_descriptor_properties, hash_descriptor_properties,
7949 hash_del_properties, see_seek_pre_extension_expr,
7950 see_initialize_data_structures, see_print_register_properties,
7951 see_print_pre_extension_expr, see_delete_merged_def_extension,
7952 see_delete_unmerged_def_extension, see_emit_use_extension,
7953 see_pre_delete_extension, see_map_extension, see_commit_changes,
7954 see_analyze_merged_def_local_prop,
7955 see_analyze_merged_def_local_prop,
7956 see_analyze_unmerged_def_local_prop, see_analyze_use_local_prop,
7957 see_set_prop_merged_def, see_set_prop_unmerged_def,
7958 see_set_prop_unmerged_use, see_print_one_extension,
7959 see_merge_one_use_extension, see_merge_one_def_extension,
7960 see_store_reference_and_extension, see_update_uses_relevancy,
7961 see_update_defs_relevancy): Likewise.
7962 * statistics.c (hash_statistics_hash, hash_statistics_eq,
7963 hash_statistics_free, curr_statistics_hash): Likewise.
7964 * stmt.c (parse_output_constraint, decl_overlaps_hard_reg_set_p,
7965 expand_asm_operands, expand_return, case_bit_test_cmp,
7966 expand_case): Likewise.
7967 * stor-layout.c (start_record_layout): Likewise.
7968 * stringpool.c (ggc_alloc_string, gt_pch_n_S,
7969 gt_pch_save_stringpool): Likewise.
7970 * tree-data-ref.c (hash_stmt_vertex_info,
7971 have_similar_memory_accesses_1, ref_base_address_1): Likewise.
7972 * tree-ssa-phiopt.c (name_to_bb_hash): Likewise.
7974 2008-06-25 Uros Bizjak <ubizjak@gmail.com>
7977 * config/i386/i386.md : Change constraints of HImode and QImode
7978 immediate operands from "i" to "n". Change SImode "ni" constraint to
7979 "i" and SImode "rmi" constraint to "g". Remove all constraints
7980 from const0_operand and const1_operand predicated operands.
7981 (i): Change QImode and HImode attribute from "i" to "n".
7982 (*subqi_2): Change HImode operands to QImode.
7985 2008-06-25 Olivier Hainque <hainque@adacore.com>
7987 * Makefile.in (GTFILES_H): Use | instead of ; as separator in
7990 2008-06-25 Richard Guenther <rguenther@suse.de>
7992 * tree-ssa-structalias.c (fieldoff_compare): Make sure to
7993 not overflow the result type.
7995 2008-06-25 Richard Guenther <rguenther@suse.de>
7997 * tree-vn.c (vn_add): Handle TRUTH_*_EXPR.
7998 (vn_lookup): Likewise.
8000 2008-06-25 Richard Guenther <rguenther@suse.de>
8002 PR tree-optimization/35518
8003 * fold-const.c (fold_ternary): Strip trivial BIT_FIELD_REFs.
8004 * tree-sra.c (instantiate_element): Use fold_build3 to build
8006 (try_instantiate_multiple_fields): Likewise.
8008 2008-06-24 Andrew Pinski <andrew_pinski@playstation.sony.com>
8010 * config/rs6000/rs6000.md: Change all string instruction's clobber to
8013 2008-06-24 Andrew Pinski <andrew_pinski@playstation.sony.com>
8015 * config/rs6000/rs6000.c (rs6000_emit_epilogue): Set
8016 use_backchain_to_restore_sp to true
8017 if the offset of the link register save area would go over the 32k - 1
8018 offset limit of the load
8021 2008-06-25 Hans-Peter Nilsson <hp@axis.com>
8023 * doc/invoke.texi (Optimize Options) <fstrict-aliasing>: Add
8024 anchor for the type-punning blurb. Cross-reference "Structures
8025 unions enumerations and bit-fields implementation". Provide a
8026 cast-through-pointer example. Make final sentence self-contained.
8027 * doc/implement-c.texi (Structures unions enumerations and
8028 bit-fields implementation): Cross-reference the type-punning blurb
8029 in the -fstrict-aliasing documentation.
8031 2008-06-24 Andrew Pinski <andrew_pinski@playstation.sony.com>
8034 * builtins.c (expand_builtin_nonlocal_goto): Stabilize the address of
8035 the memory instead of the memory itself for the save area.
8037 2008-06-24 Olivier Hainque <hainque@adacore.com>
8038 Nicolas Roche <roche@adacore.com>
8040 * gengtype.c (srcdir_len): size_t instead of int.
8041 (get_file_realbasename): New function. For F a filename, the real
8042 basename of F, with all the path components stripped.
8043 (get_file_srcdir_relative_path): New function. For F a filename, the
8044 relative path to F from $(srcdir).
8045 (get_file_basename): Rewrite using get_file_srcdir_relative_path and
8046 get_file_realbasename. Adjust the head comment.
8047 (get_prefix_langdir_index): New function. For F a filename, return the
8048 lang_dir_names[] relative index of the language directory that is
8050 (get_file_langdir): For F a filename, return the name of the language
8051 directory where F is located.
8052 (get_file_gtfilename): New function. The gt- output file name for an
8054 (get_output_file_with_visibility): Replace in-line computations with
8055 uses of get_file_gtfilename and get_prefix_langdir_index.
8056 * Makefile.in (GTFILES_H): Adjust to match what gengtype generates.
8058 2008-06-24 Jakub Jelinek <jakub@redhat.com>
8060 PR tree-optimization/36504
8061 * tree-ssa-loop-prefetch.c (gather_memory_references_ref): Skip
8062 references without base address.
8064 2008-06-23 Uros Bizjak <ubizjak@gmail.com>
8067 * calls.c (expand_call): Increase alignment for recursive functions.
8069 2008-06-23 Anatoly Sokolov <aesok@post.ru>
8071 * config/avr/avr.c (avr_function_value): Add new 'outgoing' argument.
8072 (TARGET_FUNCTION_VALUE): New define.
8073 * config/avr/avr-protos.h (avr_function_value): Remove declaration.
8074 * config/avr/avr.h (FUNCTION_VALUE): Remove.
8076 2008-06-23 Uros Bizjak <ubizjak@gmail.com>
8078 * config/i386/i386.md (fmodxf3): Change sequence of move instructions.
8079 (fmod<mode>3): Ditto.
8080 (remainderxf3): Ditto.
8081 (remainder<mode>3): Ditto.
8083 2008-06-23 Jakub Jelinek <jakub@redhat.com>
8086 * emit-rtl.c (set_reg_attrs_from_value): Do nothing if
8087 REG is a hard register.
8089 PR tree-optimization/36508
8090 * tree-ssa-pre.c (compute_antic): Allow num_iterations up to
8091 499, don't check it at all in release compilers.
8093 2008-06-23 Uros Bizjak <ubizjak@gmail.com>
8095 * config/i386/i386.md (*fop_<mode>_1_i387): Use SSE_FLOAT_MODE_P
8096 together with SSE_TARGET_MATH to disable insn pattern.
8097 (*fop_<MODEF:mode>_2_i387): Ditto.
8098 (*fop_<MODEF:mode>_3_i387): Ditto.
8100 2008-06-22 Andy Hutchinson <hutchinsonandy@aim.com>
8102 * config/avr/avr.h (SUPPORTS_INIT_PRIORITY): Define.
8104 2008-06-22 Laurynas Biveinis <laurynas.biveinis@gmail.com>
8107 * gimplify.c (gimplify_asm_expr): Check the return code of
8108 parse_output_constraint call, set function return and is_inout
8111 2008-06-22 Ian Lance Taylor <iant@google.com>
8113 * c-lex.c (narrowest_unsigned_type): Change itk to int.
8114 (narrowest_signed_type): Likewise.
8115 * c-typeck.c (c_common_type): Change local variable mclass to enum
8117 (parser_build_binary_op): Compare the TREE_CODE_CLASS with
8118 tcc_comparison, not the tree code itself.
8119 * c-common.c (def_fn_type): Pass int, not an enum, to va_arg.
8120 (c_expand_expr): Cast modifier to enum expand_modifier.
8121 * c-common.h (C_RID_CODE): Add casts.
8122 (C_SET_RID_CODE): Define.
8123 * c-parser.c (c_parse_init): Use C_SET_RID_CODE.
8124 (c_lex_one_token): Add cast to avoid warning.
8125 (c_parser_objc_type_name): Rename local typename to type_name.
8126 (check_no_duplicate_clause): Change code parameter to enum
8128 (c_parser_omp_var_list_parens): Change kind parameter to enum
8130 (c_parser_omp_flush): Pass OMP_CLAUSE_ERROR, not 0, to
8131 c_parser_omp_list_var_parens.
8132 (c_parser_omp_threadprivate): Likewise.
8133 * cp/lex.c (init_reswords): Use C_SET_RID_CODE.
8134 * cp/parser.c (cp_lexer_get_preprocessor_token): Likewise.
8135 * c-format.c (NO_FMT): Define.
8136 (printf_length_specs): Use NO_FMT.
8137 (asm_fprintf_length_specs): Likewise.
8138 (gcc_diag_length_specs): Likewise.
8139 (scanf_length_specs): Likewise.
8140 (strfmon_length_specs): Likewise.
8141 (gcc_gfc_length_specs): Likewise.
8142 (printf_flag_specs): Change 0 to STD_C89.
8143 (asm_fprintf_flag_specs): Likewise.
8144 (gcc_diag_flag_specs): Likewise.
8145 (gcc_cxxdiag_flag_specs): Likewise.
8146 (scanf_flag_specs): Likewise.
8147 (strftime_flag_specs): Likewise.
8148 (strfmon_flag_specs): Likewise.
8149 (print_char_table): Likewise.
8150 (asm_fprintf_char_table): Likewise.
8151 (gcc_diag_char_table): Likewise.
8152 (gcc_tdiag_char_table): Likewise.
8153 (gcc_cdiag_char_table): Likewise.
8154 (gcc_cxxdiag_char_table): Likewise.
8155 (gcc_gfc_char_table): Likewise.
8156 (scan_char_table): Likewise.
8157 (time_char_table): Likewis.
8158 (monetary_char_table): Likewise.
8159 * c-format.h (BADLEN): Likewise.
8161 2008-06-21 Ian Lance Taylor <iant@google.com>
8163 * tree.h (enum tree_code): Include all-tree.def, not tree.def.
8164 Define END_OF_BASE_TREE_CODES around inclusion.
8165 * tree.c (tree_code_type): New global array.
8166 (tree_code_length, tree_code_name): Likewise.
8167 * Makefile.in (TREE_H): Add all-tree.def, c-common.def, and
8169 (all-tree.def, s-alltree): New targets.
8170 (gencheck.h, s-gencheck): Remove.
8171 (tree.o): Depend upon all-tree.def.
8172 (build/gencheck.o): Remove gencheck.h dependency.
8173 (mostlyclean): Don't remove gencheck.h.
8174 * c-common.h (enum c_tree_code): Remove.
8175 * c-lang.c (tree_code_type): Remove.
8176 (tree_code_length, tree_code_name): Remove.
8177 * gencheck.c (tree_codes): Include all-tree.def, rather than
8178 tree.def, c-common.def, and gencheck.h. Undefined DEFTREECODE
8180 * tree-browser.c (tb_tree_codes): Include all-tree.def, rather
8182 * cp/cp-tree.h (enum cplus_tree_code): Remove.
8183 (operator_name_info): Size to MAX_TREE_CODES.
8184 (assignment_operator_name_info): Likewise.
8185 * cp/cp-lang.c (tree_code_type): Remove.
8186 (tree_code_length, tree_code_name): Remove.
8187 * cp/lex.c (operator_name_info): Size to MAX_TREE_CODES.
8188 (assignment_operator_name_info): Likewise.
8189 * cp/decl.c (grok_op_properties): Change LAST_CPLUS_TREE_CODE to
8191 * cp/mangle.c (write_expression): Likewise.
8192 * cp/Make-lang.in (CXX_TREE_H): Remove cp/cp-tree.def.
8193 * fortran/f95-lang.c (tree_code_type): Remove.
8194 (tree_code_length, tree_code_name): Remove.
8195 * java/java-tree.h (enum java_tree_code): Remove.
8196 * java/lang.c (tree_code_type): Remove.
8197 (tree_code_length, tree_code_name): Remove.
8198 * java/Make-lang.in (JAVA_TREE_H): Remove java/java-tree.def.
8199 * objc/objc-act.h (enum objc_tree_code): Remove.
8200 * objc/objc-lang.c (tree_code_type): Remove.
8201 (tree_code_length, tree_code_name): Remove.
8202 * objcp/objcp-lang.c (tree_code_type): Remove.
8203 (tree_code_length, tree_code_name): Remove.
8204 * ada/ada-tree.h (enum gnat_tree_code): Remove.
8205 * ada/Make-lang.in (ADA_TREE_H): Remove ada/ada-tre.def.
8206 * ada/misc.c (tree_code_type): Remove.
8207 (tree_code_length, tree_code_name): Remove.
8209 2008-06-21 Bernhard Fischer <aldot@gcc.gnu.org>
8211 * tree-ssa-pre.c (fini_antic): Bitmap_sets have to be freed before
8212 the grand_bitmap_obstack.
8214 2008-06-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8216 * ggc.h (GGC_RESIZEVAR): New, reorder macros.
8217 * tracer.c (tail_duplicate): Fix for -Wc++-compat.
8218 * tree-affine.c (aff_combination_expand, free_name_expansion): Likewise.
8219 * tree-cfg.c (replace_by_duplicate_decl, replace_ssa_name,
8220 move_stmt_r, new_label_mapper): Likewise.
8221 * tree-complex.c (cvc_lookup): Likewise.
8222 * tree-dfa.c (create_function_ann): Likewise.
8223 * tree-dump.c (dump_register): Likewise.
8224 * tree-if-conv.c (tree_if_conversion, add_to_predicate_list,
8225 find_phi_replacement_condition): Likewise.
8226 * tree-inline.c (copy_phis_for_bb, estimate_num_insns_1,
8227 tree_function_versioning): Likewise.
8228 * tree-into-ssa.c (cmp_dfsnum): Likewise.
8229 * tree-iterator.c (tsi_link_before, tsi_link_after): Likewise.
8230 * tree-nested.c (lookup_field_for_decl, lookup_tramp_for_decl,
8231 get_nonlocal_debug_decl, convert_nonlocal_reference,
8232 convert_nonlocal_omp_clauses, get_local_debug_decl,
8233 convert_local_reference, convert_local_omp_clauses,
8234 convert_nl_goto_reference, convert_nl_goto_receiver,
8235 convert_tramp_reference, convert_call_expr): Likewise.
8236 * tree-outof-ssa.c (contains_tree_r): Likewise.
8237 * tree-parloops.c (reduction_phi, initialize_reductions,
8238 eliminate_local_variables_1, add_field_for_reduction,
8239 add_field_for_name, create_phi_for_local_result,
8240 create_call_for_reduction_1, create_loads_for_reductions,
8241 create_stores_for_reduction, create_loads_and_stores_for_name):
8243 * tree-phinodes.c (allocate_phi_node): Likewise.
8244 * tree-predcom.c (order_drefs, execute_pred_commoning_cbck): Likewise.
8245 * tree-sra.c (sra_elt_hash, sra_elt_eq, lookup_element): Likewise.
8246 * tree-ssa-alias.c (get_mem_sym_stats_for): Likewise.
8247 * tree-ssa-coalesce.c (compare_pairs): Likewise.
8248 * tree-ssa-loop-im.c (mem_ref_in_stmt, memref_hash, memref_eq,
8249 memref_free, gather_mem_refs_stmt, vtoe_hash, vtoe_eq, vtoe_free,
8250 record_vop_access, get_vop_accesses, get_vop_stores): Likewise.
8251 * tree-ssa-loop-prefetch.c (determine_loop_nest_reuse): Likewise.
8252 * tree-ssa-sccvn.c (VN_INFO_GET, free_phi, free_reference,
8253 vn_nary_op_insert): Likewise.
8254 * tree-ssa.c (redirect_edge_var_map_add,
8255 redirect_edge_var_map_clear, redirect_edge_var_map_dup): Likewise.
8256 * tree-vectorizer.c (vectorize_loops): Likewise.
8257 * tree.c (make_node_stat, copy_node_stat, build_int_cst_wide,
8258 build_fixed, build_real, make_tree_binfo_stat, make_tree_vec_stat,
8259 tree_cons_stat, build1_stat, build_variant_type_copy,
8260 decl_init_priority_lookup, decl_fini_priority_lookup,
8261 decl_priority_info, decl_restrict_base_lookup,
8262 decl_restrict_base_insert, decl_debug_expr_lookup,
8263 decl_debug_expr_insert, decl_value_expr_lookup,
8264 decl_value_expr_insert, type_hash_eq, type_hash_lookup,
8265 type_hash_add, get_file_function_name, tree_check_failed,
8266 tree_not_check_failed, tree_range_check_failed,
8267 omp_clause_range_check_failed, build_omp_clause,
8268 build_vl_exp_stat): Likewise.
8269 * value-prof.c (gimple_histogram_value,
8270 gimple_duplicate_stmt_histograms): Likewise.
8271 * var-tracking.c (attrs_list_insert, attrs_list_copy,
8272 unshare_variable, variable_union_info_cmp_pos, variable_union,
8273 dataflow_set_different_1, dataflow_set_different_2,
8274 vt_find_locations, variable_was_changed, set_variable_part,
8275 emit_notes_for_differences_1, emit_notes_for_differences_2): Likewise.
8276 * varasm.c (prefix_name, emutls_decl, section_entry_eq,
8277 section_entry_hash, object_block_entry_eq,
8278 object_block_entry_hash, create_block_symbol,
8279 initialize_cold_section_name, default_function_rodata_section,
8280 strip_reg_name, set_user_assembler_name, const_desc_eq,
8281 build_constant_desc, output_constant_def, lookup_constant_def,
8282 const_desc_rtx_hash, const_desc_rtx_eq, const_rtx_hash_1,
8283 create_constant_pool, force_const_mem, compute_reloc_for_rtx_1,
8284 default_internal_label): Likewise.
8285 * varray.c (varray_init, varray_grow): Likewise.
8286 * vec.c (vec_gc_o_reserve_1, vec_heap_o_reserve_1): Likewise.
8288 2008-06-20 Uros Bizjak <ubizjak@gmail.com>
8290 * config/i386/i386.md (*jcc_fused_1): Handle all valid compare
8291 operators for "test" insn. Macroize insn using SWI mode macro.
8292 (*jcc_fused_2): Ditto.
8293 (*jcc_fused_3): Macroize insn using SWI mode macro.
8294 (*jcc_fused_4): Ditto.
8296 2008-06-20 Bernhard Fischer <aldot@gcc.gnu.org>
8298 * tree-ssa-pre.c: Fix typo in comment.
8299 (init_antic, fini_antic): Add explicit funtions for
8300 initializing and deinitializing ANTIC and AVAIL sets.
8301 (create_expression_by_pieces): Fix typo in comment.
8302 Remove redundant set of new_stuff and use NULL_TREE instead of NULL.
8303 (execute_pre): Eventually dump details about ANTIC_IN.
8305 2008-06-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8307 * collect2.c (main, add_to_list): Fix for -Wc++-compat.
8308 * gcc.c (translate_options, init_spec, store_arg, read_specs,
8309 add_to_obstack, file_at_path, find_a_file, execute,
8310 add_preprocessor_option, add_assembler_option, add_linker_option,
8311 process_command, insert_wrapper, do_option_spec, do_self_spec,
8312 spec_path, do_spec_1, is_directory, main, used_arg,
8313 getenv_spec_function): Likewise.
8314 * tlink.c (symbol_hash_lookup, file_hash_lookup,
8315 demangled_hash_lookup, symbol_push, file_push, frob_extension):
8318 2008-06-19 Kenneth Zadeck <zadeck@naturalbridge.com>
8320 * doc/rtl.texi: Updated subreg section.
8322 2008-06-19 Jakub Jelinek <jakub@redhat.com>
8325 * cgraphunit.c (cgraph_process_new_functions): Don't clear
8326 node->needed and node->reachable.
8327 * cgraphbuild.c (record_reference): Handle OMP_PARALLEL and OMP_TASK.
8328 * omp-low.c (delete_omp_context): Call finalize_task_copyfn.
8329 (expand_task_call): Don't call expand_task_copyfn.
8330 (expand_task_copyfn): Renamed to...
8331 (finalize_task_copyfn): ... this.
8333 2008-06-19 Jan Hubicka <jh@suse.cz>
8335 * builtins.c (expand_builtin_nonlocal_goto): Stabilize r_sp before
8336 clobbering framepointer.
8338 2008-06-19 Jan Hubicka <jh@suse.cz>
8340 * tree-optimize.c (execute_early_local_optimizations): Set
8341 cgraph_state only at first invocation.
8343 2008-06-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8345 * system.h (-Wc++-compat): Activate as a warning, no an error.
8347 2008-06-19 Uros Bizjak <ubizjak@gmail.com>
8349 * config/i386/i386.md (*jcc_fused_1): Use ASM_COMMENT_START
8350 instead of "#" in insn asm template.
8351 (*jcc_fused_2): Ditto.
8353 2008-06-19 Uros Bizjak <ubizjak@gmail.com>
8355 * config/i386/i386.h (ix86_tune_indices)
8356 [X86_TUNE_FUSE_CMP_AND_BRANCH]: New.
8357 (TARGET_FUSE_CMP_AND_BRANCH): New define.
8358 * config/i386/i386.md (*jcc_fused_1): New insn pattern
8359 (*jcc_fused_2): Ditto.
8360 * config/i386/i386.c (ix86_tune_features): Add m_CORE2 to
8361 X86_TUNE_FUSE_CMP_AND_BRANCH targets.
8362 (print operand): Handle 'E' and 'e' code.
8364 2008-06-19 Anatoly Sokolov <aesok@post.ru>
8366 * config/avr/avr.c (avr_mcu_t): Add attiny13a.
8367 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
8368 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
8370 2008-06-19 Bernhard Fischer <aldot@gcc.gnu.org>
8372 * cgraphunit.c (cgraph_finalize_function): Remove redundant setting of
8374 (cgraph_expand_function): Use local copy of decl.
8375 (cgraph_expand_all_functions): Remove redundant initialization of
8377 (cgraph_optimize): Reword internal_error message.
8379 2008-06-19 Chung-Lin Tang <ctang@marvell.com>
8381 * arm-protos.h (arm_return_in_memory): Remove public
8382 arm_return_in_memory() prototype.
8383 * arm.c (arm_return_in_memory): Add static prototype, add target
8384 hook macro, change definition and comments.
8385 * arm.h (TARGET_RETURN_IN_MEMORY): Remove.
8387 2008-06-19 Ben Elliston <bje@au.ibm.com>
8389 * dfp.h, dfp.c, config/dfp-bit.h, config/dfp-bit.c, real.h,
8390 real.c: Remove references to IEEE 754R.
8391 * doc/install.texi (Configuration): IEEE 754R -> IEEE 754-2008.
8392 * doc/libgcc.texi (Decimal float library routines): Likewise.
8394 2008-06-18 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
8396 * targhooks.h (struct gcc_target): New member unwind_word_mode.
8397 (default_unwind_word_mode): Add prototype.
8398 * targhooks.c (default_unwind_word_mode): New function.
8399 (default_eh_return_filter_mode): Return targetm.unwind_word_mode ()
8400 instead of word_mode.
8401 * target-def.h (TARGET_UNWIND_WORD_MODE): New macro.
8402 (TARGET_INITIALIZER): Use it.
8404 * c-common.c (handle_mode_attribute): Support "unwind_word"
8406 * unwind-generic.h (_Unwind_Word, _Unwind_Sword): Use it.
8408 * except.c (init_eh): Use targetm.unwind_word_mode () instead of
8409 word_mode to access SjLj_Function_Context member "data".
8410 (sjlj_emit_dispatch_table): Likewise. Also, perform type
8411 conversion from targetm.eh_return_filter_mode () to
8412 targetm.unwind_word_mode () if they differ.
8414 * builtin-types.def (BT_UNWINDWORD): New primitive type.
8415 (BT_FN_UNWINDWORD_PTR): New function type.
8416 (BT_FN_WORD_PTR): Remove.
8417 * builtins.def (BUILT_IN_EXTEND_POINTER): Use BT_FN_UNWINDWORD_PTR.
8418 * except.c (expand_builtin_extend_pointer): Convert pointer to
8419 targetm.unwind_word_mode () instead of word_mode.
8421 * config/spu/spu-protos.h (spu_eh_return_filter_mode): Remove.
8422 * config/spu/spu.c (spu_eh_return_filter_mode): Remove.
8423 (spu_unwind_word_mode): New function.
8424 (TARGET_EH_RETURN_FILTER_MODE): Do not define.
8425 (TARGET_UNWIND_WORD_MODE): Define.
8426 * config/spu/t-spu-elf (TARGET_LIBGCC2_CFLAGS): Remove -D__word__=SI.
8428 2008-06-18 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
8430 * config/spu/spu.c (reg_align): Remove.
8431 (regno_aligned_for_load): Also accept ARG_POINTER_REGNUM.
8432 (spu_split_load): Use regno_aligned_for_load instead of reg_align.
8433 (spu_split_store): Likewise.
8435 2008-06-18 Bernhard Fischer <aldot@gcc.gnu.org>
8437 * gcc/tree-vn.c: Fix typo in comment.
8439 2008-06-18 Jan Hubicka <jh@suse.cz>
8441 * cgraphunit.c (cgraph_optimize): Output debug info when doing
8442 toplevel reorder too.
8444 2008-06-18 Jan Hubicka <jh@suse.cz>
8446 * c-opts.c (c_common_post_options): PCH is not compatible with
8448 * opts.c (handle_options): Enable unit-at-a-time at O0 along with
8449 -fno-toplevel-reorder by default now.
8451 2008-06-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
8453 PR documentation/30739
8454 * doc/install.texi (Prerequisites): Document dependency on awk.
8456 2008-06-18 Uros Bizjak <ubizjak@gmail.com>
8457 Ian Lance Taylor <iant@google.com>
8459 PR rtl-optimization/35604
8460 * jump.c (redirect_exp_1): Skip the condition of an IF_THEN_ELSE. We
8461 only want to change jump destinations, not eventual label comparisons.
8463 2008-06-16 Jan Hubicka <jh@suse.cz>
8465 * cgraphunit.c (cgraph_expand_pending_functions): Give up at
8467 (cgraph_analyze_function): Likewise.
8469 2008-06-16 Jan Hubicka <jh@suse.cz>
8471 * cgraph.h (cgraph_mark_if_needed): New function.
8472 * cgraphunit.c (cgraph_mark_if_needed): New function.
8473 * c-decl.c (duplicate_decl): Use it.
8475 2008-06-16 Jan Hubicka <jh@suse.cz>
8477 * cgraph.c (cgraph_add_new_function): When in expansion state, do
8480 2008-06-16 Jan Hubicka <jh@suse.cz>
8482 * tree-outof-ssa.c (pass_out_of_ssa): Do not depend on PROP_alias.
8484 2008-06-16 Daniel Jacobowitz <dan@codesourcery.com>
8485 Kazu Hirata <kazu@codesourcery.com>
8486 Maxim Kuvyrkov <maxim@codesourcery.com
8488 * config.gcc (mips64el-st-linux-gnu): Use mips/st.h and mips/t-st.
8489 * config.host: Use driver-native.o and mips/x-native for mips*-linux*.
8490 * config/mips/linux.h (host_detect_local_cpu): Declare, add to
8491 EXTRA_SPEC_FUNCTIONS.
8492 (MARCH_MTUNE_NATIVE_SPECS, BASE_DRIVER_SELF_SPECS): New macros.
8493 (DRIVER_SELF_SPECS): Adjust.
8494 * config/mips/linux64.h (DRIVER_SELF_SPECS): Update.
8495 * config/mips/st.h, config/mips/t-st: New.
8496 * config/mips/driver-native.c, config/mips/x-native: New.
8497 * doc/invoke.texi (MIPS): Document 'native' value for -march and
8500 2008-06-18 Maxim Kuvyrkov <maxim@codesourcery.com>
8502 * config/mips/mips.h (ISA_HAS_CONDMOVE): Slice ISA_HAS_FP_CONDMOVE
8504 (ISA_HAS_FP_CONDMOVE): New macro.
8505 (ISA_HAS_FP_MADD4_MSUB4, ISA_HAS_FP_MADD3_MSUB3): New macros.
8506 (ISA_HAS_NMADD_NMSUB): Rename to ISA_HAS_NMADD4_NMSUB4.
8507 (ISA_HAS_NMADD3_NMSUB3): New macro.
8508 * config/mips/mips.c (mips_rtx_costs): Update.
8509 * config/mips/mips.md (MOVECC): Don't use FP conditional moves when
8510 compiling for ST Loongson 2E/2F.
8511 (madd<mode>): Rename to madd4<mode>. Update.
8512 (madd3<mode>): New pattern.
8513 (msub<mode>): Rename to msub4<mode>. Update.
8514 (msub3<mode>): New pattern.
8515 (nmadd<mode>): Rename to nmadd4<mode>. Update.
8516 (nmadd3<mode>): New pattern.
8517 (nmadd<mode>_fastmath): Rename to nmadd4<mode>_fastmath. Update.
8518 (nmadd3<mode>_fastmath): New pattern.
8519 (nmsub<mode>): Rename to nmsub4<mode>. Update.
8520 (nmsub3<mode>): New pattern.
8521 (nmsub<mode>_fastmath): Rename to nmsub4<mode>_fastmath. Update.
8522 (nmsub3<mode>_fastmath): New pattern.
8523 (mov<SCALARF:mode>_on_<MOVECC:mode>, mov<mode>cc): Update.
8525 2008-06-18 Steven Bosscher <steven@gcc.gnu.org>
8527 * df.h (struct df_ref): Replace 'insn' field with 'insn_info' field.
8528 (DF_REF_INSN_INFO): New.
8529 (DF_REF_INSN, DF_REF_INSN_UID): Rewrite macros using DF_REF_INSN_INFO.
8530 (DF_REF_IS_ARTIFICIAL): Artificial refs are now identified as refs
8531 with a NULL DF_REF_INSN_INFO.
8532 (DF_INSN_INFO_GET, DF_INSN_INFO_SET): Renamed from DF_INSN_GET and
8534 (DF_INSN_INFO_LUID, DF_INSN_INFO_DEFS, DF_INSN_INFO_USES,
8535 DF_INSN_INFO_EQ_USES): New.
8536 (DF_INSN_LUID, DF_INSN_DEFS, DF_INSN_USES, DF_INSN_EQ_USES,
8537 DF_INSN_UID_LUID, DF_INSN_UID_DEFS, DF_INSN_UID_USES,
8538 DF_INSN_UID_EQ_USES): Rewrite using DF_INSN_INFO_* macros.
8539 * df-core.c: Update comment for above changes.
8540 (df_insn_debug_regno): Use DF_INSN_INFO_GET instead of INSN_UID and
8541 DF_INSN_UID_* macros.
8542 (df_ref_debug): Check for NULL DF_REF_INSN_INFO.
8543 * df-scan.c (df_ref_record): Take a df_insn_info instead of an
8544 insn rtx. Update all callers.
8545 (df_def_record_1, df_defs_record, df_uses_record, df_get_call_refs,
8546 df_ref_create_structure, df_insn_refs_collect): Likewise.
8547 (df_ref_equal_p): Compare DF_REF_INSN_INFO pointers for the refs.
8548 * df-problems.c (df_chain_dump): Test for non-NULL DF_REF_INSN_INFO.
8549 (df_live_bb_local_compute): Retrieve DF_INSN_INFO, use DF_INSN_INFO_*
8550 macros to access the insn refs.
8551 (df_chain_top_dump, df_chain_bottom_dump, df_byte_lr_alloc): Likewise.
8552 * fwprop.c (use_killed_between): Use DF_REF_INSN accessor macro.
8553 (all_uses_available): Retrieve DF_INSN_INFO for def_insn, and use it
8554 for accessing the refs.
8555 (try_fwprop_subst): Likewise.
8556 * ddg.c (add_cross_iteration_register_deps): Use DF_REF_INSN macro.
8557 * web.c (union_defs): Retrieve DF_INSN_INFO for def_insn, and use it
8558 for accessing the refs.
8559 * loop-invariant.c (invariant_for_use): Use DF_REF_BB macro.
8560 (check_dependencies): Use DF_INSN_INFO_GET, use DF_INSN_INFO_* macros
8561 to look at the insn refs.
8562 (record_uses): Likewise.
8563 * dce.c (deletable_insn_p): Don't tolerate artificial DEFs in this
8565 (mark_artificial_uses): Don't mark_insn for artificial refs.
8566 (mark_reg_rependencies): Likewise.
8568 * doc/rtl.texi: Remove documentation of ADDRESSOF.
8570 2008-06-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
8572 * configure: Regenerate.
8574 2008-06-17 Eric B. Weddington <eric.weddington@atmel.com>
8576 * config/avr/avr.c (avr_mcu_t): Remove atmega32hvb.
8577 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): Likewise.
8578 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
8580 2008-06-17 Eric B. Weddington <eric.weddington@atmel.com>
8582 * config/avr/avr.c (avr_mcu_t): Add attiny167.
8583 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): Likewise.
8584 * gcc/config/avr/t-avr (MULTILIB_MATCHES): Likewise.
8586 2008-06-17 Eric B. Weddington <eric.weddington@atmel.com>
8588 * config/avr/avr.c (avr_mcu_t): Add atmega32u4.
8589 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): Likewise.
8590 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
8592 2008-06-17 Bernhard Fischer <aldot@gcc.gnu.org>
8594 * tree-ssa-sccvn.c: Fix format of comments.
8596 2008-06-17 Bernhard Fischer <aldot@gcc.gnu.org>
8598 * cgraph.c: Remove unneeded forward declarations of eq_node()
8601 2008-06-17 Steven Bosscher <steven@gcc.gnu.org>
8603 * see.c (see_analyse_one_def): Do not look for REG_LIBCALL and
8605 (see_update_relevancy): Likewise.
8606 * fwprop.c (try_fwprop_subst): Likewise.
8607 * rtlanal.c (noop_move_p): Likewise.
8608 * builtins.c (expand_buitlin_mathfn): Don't try to add REG_EQUAL
8609 notes to non-existing libcall blocks.
8610 * cse.c (cse_insn): Change prototype. Don't update libcall notes.
8612 (cse_extended_basic_block): Don't track libcall and no-conflict notes.
8613 (dead_libcall_p): Remove.
8614 (delete_trivially_dead_insns): Don't use it.
8615 * web.c (union_defs): Remove comment about keeping nops.
8616 * gcse.c (hash_scan_insn): Don't take libcall pointers.
8617 (compute_hash_table_work): Don't track libcall notes.
8618 (do_local_cprop): Don't take libcall pointers. Don't update
8620 (adjust_libcall_notes): Deleted.
8621 (local_cprop_pass): Remove stack for nested libcalls (which shouldn't
8622 ever have existed in the first place).
8623 (replace_store_insn): Don't try to remove libcall notes.
8624 * lower-subreg.c (move_libcall_note, move_retval_note): Deleted.
8625 (resolve_reg_notes): Don't call them.
8626 (resolve_simple_move): Likewise.
8627 (decompose_multiword_subregs): Remove block handling REG_RETVAL notes.
8628 Don't remove REG_RETVAL notes.
8629 * emit-rtl.c (try_split): Don't update libcall notes.
8630 (emit_copy_of_insn_after): Dito.
8631 * cselib.c (cselib_current_insn_in_libcall): Remove.
8632 (cselib_process_insn): Don't set/clear it.
8633 (new_elt_loc_list): Don't record it.
8634 (cselib_init): Don't initialize it.
8635 * cselib.c (struct elt_loc_list): Remove in_libcall field.
8636 * loop-invariant.c (find_invariant_insn): Don't look for libcall
8638 * sched-deps.c (sched_analyze_insn): Don't group libcall blocks.
8639 (sched_analyze): Don't set up deps->libcall_block_tail_insn.
8640 (init_deps): Don't initialize it.
8641 * sched-int.h (struct deps): Rremove libcall_block_tail_insn field.
8642 * combine.c (delete_noop_moves): Don't update libcall notes.
8643 (can_combine_p): Remove now pointless #if 0 block.
8644 (try_combine): Remove another obsolete #if 0 block.
8645 (distribute_notes): Don't distribute libcall notes.
8646 * reg-notes.def (REG_LIBCALL, REG_RETVAL): Remove.
8647 * dce.c (libcall_dead_p): Remove.
8648 (delete_unmarked_insns): Don't handle libcall blocks.
8649 (preserve_libcall_for_dce): Remove.
8650 (prescan_insns_for_dce): Don't special-case libcall block insns.
8651 * reload1 (reload): Don't handle libcall notes.
8652 * doc/rtl.texi (REG_LIBCALL, REG_RETVAL, REG_LIBCALL_ID): Remove
8655 2008-06-16 Eric B. Weddington <eric.weddington@atmel.com>
8657 * config/avr/avr.c (avr_mcu_t): Add atmega32c1.
8658 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): Likewise.
8659 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
8661 2008-06-16 Eric B. Weddington <eric.weddington@atmel.com>
8663 * config/avr/avr.c (avr_mcu_t): Add atmega32m1.
8664 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): Likewise.
8665 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
8667 2008-06-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
8669 * Makefile.in (FLAGS_TO_PASS): Add $(datarootdir).
8671 2008-06-16 Ira Rosen <irar@il.ibm.com>
8673 PR tree-optimization/36493
8674 * tree-vect-transform.c (vect_create_data_ref_ptr): Remove TYPE from
8675 the arguments list. Use VECTYPE to create vector pointer.
8676 (vectorizable_store): Fail if accesses through a pointer to vectype
8677 do not alias the original memory reference operands.
8678 Call vect_create_data_ref_ptr without the removed argument.
8679 (vectorizable_load): Likewise.
8680 (vect_setup_realignment): Call vect_create_data_ref_ptr without the
8683 2008-06-015 Andy Hutchinson <hutchinsonandy@aim.com>
8686 * config/avr/avr.h (LEGITIMIZE_RELOAD_ADDRESS): Add check for
8689 2008-06-15 Maxim Kuvyrkov <maxim@codesourcery.com>
8691 * config/mips/loongson2ef.md: New file.
8692 * config/mips/mips.md (UNSPEC_LOONGSON_ALU1_TURN_ENABLED_INSN)
8693 (UNSPEC_LOONGSON_ALU2_TURN_ENABLED_INSN)
8694 (UNSPEC_LOONGSON_FALU1_TURN_ENABLED_INSN)
8695 (UNSPEC_LOONGSON_FALU2_TURN_ENABLED_INSN): New constants.
8696 (define_attr "cpu"): Rename loongson2e and loongson2f to loongson_2e
8698 (loongson2ef.md): New include.
8699 * config/mips/loongson.md (vec_pack_ssat_<mode>, vec_pack_usat_<mode>)
8700 (add<mode>3, paddd, ssadd<mode>3, usadd<mode>3)
8701 (loongson_and_not_<mode>, loongson_average_<mode>, loongson_eq_<mode>)
8702 (loongson_gt_<mode>, loongson_extract_halfword)
8703 (loongson_insert_halfword_0, loongson_insert_halfword_2)
8704 (loongson_insert_halfword_3, loongson_mult_add, smax<mode>3)
8705 (umax<mode>3, smin<mode>3, umin<mode>3, loongson_move_byte_mask)
8706 (umul<mode>3_highpart, smul<mode>3_highpart, loongson_smul_lowpart)
8707 (loongson_umul_word, loongson_pasubub, reduc_uplus_<mode>)
8708 (loongson_psadbh, loongson_pshufh, loongson_psll<mode>)
8709 (loongson_psra<mode>, loongson_psrl<mode>, sub<mode>3, psubd)
8710 (sssub<mode>3, ussub<mode>3, vec_interleave_high<mode>)
8711 (vec_interleave_low<mode>): Define type attribute.
8712 * config/mips/mips.c (mips_ls2): New static variable.
8713 (mips_issue_rate): Update to handle tuning for Loongson 2E/2F.
8714 (mips_ls2_init_dfa_post_cycle_insn, mips_init_dfa_post_cycle_insn)
8715 (sched_ls2_dfa_post_advance_cycle, mips_dfa_post_advance_cycle):
8716 Implement target scheduling hooks.
8717 (mips_multipass_dfa_lookahead): Update to handle tuning for
8719 (mips_sched_init): Initialize data for Loongson scheduling.
8720 (mips_ls2_variable_issue): New static function.
8721 (mips_variable_issue): Update to handle tuning for Loongson 2E/2F.
8723 (TARGET_SCHED_INIT_DFA_POST_CYCLE_INSN)
8724 (TARGET_SCHED_DFA_POST_ADVANCE_CYCLE): Override target hooks.
8725 * config/mips/mips.h (TUNE_LOONGSON_2EF): New macros.
8726 (ISA_HAS_XFER_DELAY, ISA_HAS_FCMP_DELAY, ISA_HAS_HILO_INTERLOCKS):
8727 Handle ST Loongson 2E/2F cores.
8728 (CPU_UNITS_QUERY): Define macro to enable querying of DFA units.
8730 2008-06-15 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
8732 * omp-low.c (extract_omp_for_data): Fix comment typo.
8735 2008-06-15 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
8737 * doc/sourcebuild.texi (Config Fragments): Remove obsolete
8738 FIXME note about gcc/config.guess.
8739 * doc/options.texi (Option file format): Remove non-ASCII bytes.
8740 * doc/cpp.texi: Expand TABs, drop indentation outside examples.
8741 * doc/cppopts.texi: Likewise.
8742 * doc/extend.texi: Likewise.
8743 * doc/gcc.texi: Likewise.
8744 * doc/gccint.texi: Likewise.
8745 * doc/gcov.texi: Likewise.
8746 * doc/gty.texi: Likewise.
8747 * doc/hostconfig.texi: Likewise.
8748 * doc/install.texi: Likewise.
8749 * doc/invoke.texi: Likewise.
8750 * doc/loop.texi: Likewise.
8751 * doc/makefile.texi: Likewise.
8752 * doc/md.texi: Likewise.
8753 * doc/passes.texi: Likewise.
8754 * doc/tm.texi: Likewise.
8755 * doc/tree-ssa.texi: Likewise.
8756 * doc/trouble.texi: Likewise.
8758 2008-06-15 Mark Shinwell <shinwell@codesourcery.com>
8759 Nathan Sidwell <nathan@codesourcery.com>
8760 Maxim Kuvyrkov <maxim@codesourcery.com>
8761 Richard Sandiford <rdsandiford@googlemail.com>
8763 * config/mips/mips-modes.def: Add V8QI, V4HI and V2SI modes.
8764 * config/mips/mips-protos.h (mips_expand_vector_init): New.
8765 * config/mips/mips-ftypes.def: Add function types for Loongson-2E/2F
8767 * config/mips/mips.c (mips_split_doubleword_move): Handle new modes.
8768 (mips_hard_regno_mode_ok_p): Allow 64-bit vector modes for Loongson.
8769 (mips_vector_mode_supported_p): Add V2SImode, V4HImode and
8771 (LOONGSON_BUILTIN, LOONGSON_BUILTIN_ALIAS): New.
8772 (CODE_FOR_loongson_packsswh, CODE_FOR_loongson_packsshb,
8773 (CODE_FOR_loongson_packushb, CODE_FOR_loongson_paddw,
8774 (CODE_FOR_loongson_paddh, CODE_FOR_loongson_paddb,
8775 (CODE_FOR_loongson_paddsh, CODE_FOR_loongson_paddsb)
8776 (CODE_FOR_loongson_paddush, CODE_FOR_loongson_paddusb)
8777 (CODE_FOR_loongson_pmaxsh, CODE_FOR_loongson_pmaxub)
8778 (CODE_FOR_loongson_pminsh, CODE_FOR_loongson_pminub)
8779 (CODE_FOR_loongson_pmulhuh, CODE_FOR_loongson_pmulhh)
8780 (CODE_FOR_loongson_biadd, CODE_FOR_loongson_psubw)
8781 (CODE_FOR_loongson_psubh, CODE_FOR_loongson_psubb)
8782 (CODE_FOR_loongson_psubsh, CODE_FOR_loongson_psubsb)
8783 (CODE_FOR_loongson_psubush, CODE_FOR_loongson_psubusb)
8784 (CODE_FOR_loongson_punpckhbh, CODE_FOR_loongson_punpckhhw)
8785 (CODE_FOR_loongson_punpckhwd, CODE_FOR_loongson_punpcklbh)
8786 (CODE_FOR_loongson_punpcklhw, CODE_FOR_loongson_punpcklwd): New.
8787 (mips_builtins): Add Loongson builtins.
8788 (mips_loongson_2ef_bdesc): New.
8789 (mips_bdesc_arrays): Add mips_loongson_2ef_bdesc.
8790 (mips_builtin_vector_type): Handle unsigned versions of vector modes.
8791 (MIPS_ATYPE_UQI, MIPS_ATYPE_UDI, MIPS_ATYPE_V2SI, MIPS_ATYPE_UV2SI)
8792 (MIPS_ATYPE_V4HI, MIPS_ATYPE_UV4HI, MIPS_ATYPE_V8QI, MIPS_ATYPE_UV8QI):
8794 (mips_expand_vector_init): New.
8795 * config/mips/mips.h (HAVE_LOONGSON_VECTOR_MODES): New.
8796 (TARGET_CPU_CPP_BUILTINS): Define __mips_loongson_vector_rev
8798 * config/mips/mips.md: Add unspec numbers for Loongson
8799 builtins. Include loongson.md.
8800 (MOVE64): Include Loongson vector modes.
8801 (SPLITF): Include Loongson vector modes.
8802 (HALFMODE): Handle Loongson vector modes.
8803 * config/mips/loongson.md: New.
8804 * config/mips/loongson.h: New.
8805 * config.gcc: Add loongson.h header for mips*-*-* targets.
8806 * doc/extend.texi (MIPS Loongson Built-in Functions): New.
8808 2008-06-14 Joseph Myers <joseph@codesourcery.com>
8810 * config.gcc (arc-*-elf*, avr-*-*, fr30-*-elf, frv-*-elf,
8811 h8300-*-elf*, h8300-*-*, i[34567]86-*-elf*, x86_64-*-elf*,
8812 i[34567]86-*-aout*, i[34567]86-*-coff*, ia64*-*-elf*,
8813 iq2000*-*-elf*, m32r-*-elf*, m32rle-*-elf*, m32r-*-linux*,
8814 m32rle-*-linux*, m68hc11-*-*|m6811-*-*, m68hc12-*-*|m6812-*-*,
8815 m68k-*-coff*, mcore-*-elf, mcore-*-pe*, mipsisa64sr71k-*-elf*,
8816 mipsisa64sb1-*-elf* | mipsisa64sb1el-*-elf*, mips-*-elf* |
8817 mipsel-*-elf*, mips64-*-elf* | mips64el-*-elf*, mips64vr-*-elf* |
8818 mips64vrel-*-elf*, mips64orion-*-elf* | mips64orionel-*-elf*,
8819 mipstx39-*-elf* | mipstx39el-*-elf*, mn10300-*-*, pdp11-*-,
8820 powerpc-*-elf*, powerpcle-*-elf*, sh-*-elf* | sh[12346l]*-*-elf* |
8821 sh-*-symbianelf* | sh[12346l]*-*-symbianelf* | sh-*-linux* |
8822 sh[2346lbe]*-*-linux* | sh-*-netbsdelf* | shl*-*-netbsdelf* |
8823 sh5-*-netbsd* | sh5l*-*-netbsd* | sh64-*-netbsd* |
8824 sh64l*-*-netbsd*, sh-*-*, sparc-*-elf*, sparc64-*-elf*,
8825 v850e1-*-*, v850e-*-*, v850-*-*, xstormy16-*-elf, m32c-*-elf*):
8826 Remove use_fixproto=yes.
8827 (ia64*-*-hpux*): Remove comment about using fixproto.
8828 (m68k-*-uclinuxoldabi*, m68k-*-uclinux*): Remove use_fixproto=no.
8830 2008-06-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
8832 * configure.ac: Update gthr-default.h lazily, to avoid unneeded
8834 * configure: Regenerate.
8836 2008-06-13 Eric Botcazou <ebotcazou@adacore.com>
8839 * builtins.c (get_memory_rtx): Test for the presence of DECL_SIZE_UNIT
8840 before evaluating it.
8842 2008-06-13 Jakub Jelinek <jakub@redhat.com>
8845 * c-decl.c (merge_decls): Don't clear DECL_EXTERNAL for
8846 nested inline functions.
8847 (start_decl, start_function): Don't invert DECL_EXTERNAL
8848 for nested inline functions.
8850 2008-06-13 Richard Sandiford <rdsandiford@googlemail.com>
8852 * config/mips/mips.md: Remove TARGET_DEBUG_D_MODE conditions from
8853 splits that must be made for correctness.
8855 2008-06-13 Richard Sandiford <rdsandiford@googlemail.com>
8857 * config/mips/mips.c (BUILTIN_AVAIL_NON_MIPS16): New macro.
8858 (AVAIL_NON_MIPS16): Likewise.
8859 (mips_builtin_description): Replace target_flags with a predicate.
8860 (paired_single, sb1_paired_single, mips3d, dsp, dspr2, dsp_32)
8861 (dspr2_32): New availability predicates.
8862 (MIPS_BUILTIN): New macro.
8863 (DIRECT_BUILTIN, CMP_SCALAR_BUILTINS, CMP_PS_BUILTINS)
8864 (CMP_4S_BUILTINS, MOVTF_BUILTINS, CMP_BUILTINS)
8865 (DIRECT_NO_TARGET_BUILTIN, BPOSGE_BUILTIN): Use it.
8866 Replace the TARGET_FLAGS parameters with AVAIL parameters.
8867 (mips_ps_bdesc, mips_sb1_bdesc, mips_dsp_bdesc)
8868 (mips_dsp_32only_bdesc): Merge into...
8869 (mips_builtins): ...this new array.
8870 (mips_bdesc_map, mips_bdesc_arrays): Delete.
8871 (mips_init_builtins): Update after above changes.
8872 (mips_expand_builtin_1): Merge into...
8873 (mips_expand_builtin): ...here and update after above changes.
8875 2008-06-12 Paul Brook <paul@codesourcery.com>
8877 * longlong.h (__arm__): Define count_leading_zeros.
8878 * config/arm/lib1funcs.asm (xxh, xxl, yyh, yyl): Define.
8879 (clzsi2, clzdi2): New functions.
8880 * config/arm/bpabi-v6m.S (xxh, xxl, yyh, yyl): Remove.
8881 * config/arm/bpabi.S (xxh, xxl, yyh, yyl): Remove.
8882 * config/arm/t-strongarm-elf (LIB1ASMFUNCS): Ditto.
8883 * config/arm/t-vxworks (LIB1ASMFUNCS): Ditto.
8884 * config/arm/t-pe (LIB1ASMFUNCS): Ditto.
8885 * config/arm/t-arm-elf (LIB1ASMFUNCS): Ditto.
8886 * config/arm/t-arm-coff (LIB1ASMFUNCS): Ditto.
8887 * config/arm/t-linux (LIB1ASMFUNCS): Ditto.
8888 * config/arm/t-symbian (LIB1ASMFUNCS): Ditto.
8889 * config/arm/t-wince-pe (LIB1ASMFUNCS): Ditto.
8891 2008-06-12 Kazu Hirata <kazu@codesourcery.com>
8893 * config/m68k/m68k.c (m68k_tune_flags): New.
8894 (override_options): Compute m68k_tune_flags.
8895 (MULL_COST, MULW_COST): Update for various variants of CFV2.
8896 * config/m68k/m68k.h (TUNE_MAC, TUNE_EMAC): New.
8898 2008-06-12 Jakub Jelinek <jakub@redhat.com>
8901 * omp-low.c (expand_omp_sections): Initialize l2 to avoid bogus warning.
8903 2008-06-12 Eric Botcazou <ebotcazou@adacore.com>
8905 * tree-inline.c (copy_body_r): Copy TREE_SIDE_EFFECTS along with
8906 TREE_THIS_VOLATILE on INDIRECT_REF nodes.
8908 2008-06-12 Eric Botcazou <ebotcazou@adacore.com>
8910 * expr.c (store_field): Do a block copy from BLKmode to BLKmode-like.
8911 (get_inner_reference): Use BLKmode for byte-aligned BLKmode bitfields.
8913 2008-06-12 Jakub Jelinek <jakub@redhat.com>
8916 * omp-low.c (expand_omp_sections): Handle #pragma omp sections with
8919 2008-06-12 Richard Guenther <rguenther@suse.de>
8921 PR tree-optimization/36345
8922 * tree-flow.h (struct ptr_info_def): Align escape_mask,
8923 add memory_tag_needed flag.
8924 (may_alias_p): Declare.
8925 * tree-ssa-alias.c (may_alias_p): Export.
8926 (set_initial_properties): Use memory_tag_needed flag.
8927 (update_reference_counts): Likewise.
8928 (reset_alias_info): Reset memory_tag_needed flag.
8929 (create_name_tags): Check memory_tag_needed flag.
8930 (dump_points_to_info_for): Dump it.
8931 * tree-ssa-structalias.c (struct variable_info): Remove
8932 directly_dereferenced flag.
8933 (new_var_info): Do not initialize it.
8934 (process_constraint_1): Do not set it.
8935 (update_alias_info): Set is_dereferenced flag.
8936 (set_uids_in_ptset): Use may_alias_p.
8937 (set_used_smts): Check memory_tag_needed flag.
8938 (find_what_p_points_to): Likewise. Pass is_dereferenced flag.
8939 * tree-ssa-alias.c (verify_flow_sensitive_alias_info): Check
8940 memory_tag_needed flag.
8941 * tree-ssa-alias-warnings.c (dsa_named_for): Try to recover
8944 2008-06-12 Kai Tietz <kai.tietz@onevision.com>
8946 * config/i386/i386.c (ix86_compute_frame_layout): Disable
8947 red zone for w64 abi.
8948 (ix86_expand_prologue): Likewise.
8949 (ix86_force_to_memory): Likewise.
8950 (ix86_free_from_memory): Likewise.
8952 2008-06-11 Edmar Wienskoski <edmar@freescale.com>
8955 * config/rs6000/rs6000.c (rs6000_override_options): Set
8956 rs6000_isel conditionally to the absence of comand line override.
8957 * config/rs6000/linuxspe.h (SUBSUBTARGET_OVERRIDE_OPTIONS):
8958 Remove duplicate rs6000_isel setting.
8959 * config/rs6000/eabispe.h: Ditto.
8961 2008-06-11 Richard Guenther <rguenther@suse.de>
8963 * alias.c (get_alias_set): Use the element alias-set for arrays.
8964 (record_component_aliases): For arrays and vectors do nothing.
8965 * c-common.c (strict_aliasing_warning): Handle the cases
8966 of alias set zero explicitly.
8967 * Makefile.in (dfp.o-warn): Add -Wno-error.
8969 2008-06-11 Joseph Myers <joseph@codesourcery.com>
8971 * config.gcc (all_defaults): Add arch_32 arch_64 cpu_32 cpu_64
8973 (i[34567]86-*-* | x86_64-*-*): Add arch_32 arch_64 cpu_32 cpu_64
8974 tune_32 tune_64 to supported_defaults. Allow values not
8975 supporting 64-bit mode for arch_32, cpu_32 and tune_32 for
8976 x86_64. Do not override cpu_32 or cpu_64 values from target name.
8977 (i[34567]86-*-linux*, i[34567]86-*-solaris2.1[0-9]*): Only default
8978 with_cpu_64 to generic for 64-bit-supporting configurations, not
8979 with_cpu. Remove FIXMEs.
8980 * doc/install.texi (--with-cpu-32, --with-cpu-64, --with-arch-32,
8981 --with-arch-64, --with-tune-32, --with-tune-64): Document.
8982 * config/i386/i386.h (OPT_ARCH32, OPT_ARCH64): Define.
8983 (OPTION_DEFAULT_SPECS): Add tune_32, tune_64, cpu_32, cpu_64,
8984 arch_32 and arch_64.
8986 2008-06-11 Eric Botcazou <ebotcazou@adacore.com>
8987 Olivier Hainque <hainque@adacore.com>
8989 * builtins.c (get_memory_rtx): Accept byte-addressable bitfields.
8990 Use DECL_SIZE_UNIT to retrieve the size of the field.
8992 2008-06-11 Joseph Myers <joseph@codesourcery.com>
8994 * config/arm/arm.c (arm_init_neon_builtins): Move initialization
8995 with function calls after declarations. Lay out
8996 neon_float_type_node before further use.
8998 2008-06-11 Richard Guenther <rguenther@suse.de>
9000 * tree-flow.h (may_point_to_global_var): Declare.
9001 * tree-ssa-alias.c (may_point_to_global_var): New function.
9002 * tree-ssa-sink.c (is_hidden_global_store): Use it.
9004 2008-06-10 Kazu Hirata <kazu@codesourcery.com>
9006 * configure.ac: Teach that fido supports .debug_line.
9007 * configure: Regenerate.
9009 2008-06-10 Tom Tromey <tromey@redhat.com>
9011 * c-lex.c (fe_file_change): Pass SOURCE_LINE to start_source_file
9014 2008-06-10 Joseph Myers <joseph@codesourcery.com>
9016 * dfp.c (WORDS_BIGENDIAN): Define to 0 if not defined.
9017 (encode_decimal64, decode_decimal64, encode_decimal128,
9018 decode_decimal128): Reverse order of 32-bit parts of value if host
9019 and target endianness differ.
9021 2008-06-10 Vinodha Ramasamy <vinodha@google.com>
9023 * value_prob.c (tree_divmod_fixed_value_transform): Use gcov_type.
9024 Avoid division by 0.
9025 (tree_mod_pow2_value_transform): Likewise.
9026 (tree_ic_transform): Likewise.
9027 (tree_stringops_transform): Likewise.
9028 (tree_mod_subtract_transform): Likewise.
9029 * tree-inline-c (copy_bb): Corrected int type to gcov_type.
9030 (copy_edges_for_bb): Likewise.
9031 (initialize_cfun): Likewise.
9033 2008-06-10 Uros Bizjak <ubizjak@gmail.com>
9035 * config/i386/i386.md (*btdi_rex64): Change operand 1 predicate to
9036 nonmemory_operand. Add "N" operand constraint.
9038 (*jcc_btdi_mask_rex64): New instruction and split pattern.
9039 (*jcc_btsi_mask): Ditto.
9040 (*jcc_btsi_mask_1): Ditto.
9042 2008-06-10 Joseph Myers <joseph@codesourcery.com>
9044 * config/rs6000/rs6000.c (build_opaque_vector_type): Set
9045 TYPE_CANONICAL for copied element type.
9047 2008-06-10 Uros Bizjak <ubizjak@gmail.com>
9050 * config/i386/i386.c (ix86_tune_features) [TUNE_USE_BT]:
9051 Add m_CORE2 and m_GENERIC.
9052 * config/i386/predicates.md (bt_comparison_operator): New predicate.
9053 * config/i386/i386.md (*btdi_rex64): New instruction pattern.
9055 (*jcc_btdi_rex64): New instruction and split pattern.
9057 (*jcc_btsi_1): Ditto.
9058 (*btsq): Fix Intel asm dialect operand order.
9062 2008-06-09 Andy Hutchinson <hutchinsonandy@aim.com>
9065 * simplify-rtx.c (simplify_subreg): Add check for shift count
9068 2008-06-09 Richard Sandiford <rdsandiford@googlemail.com>
9070 * doc/md.texi: Synchronize with later constraints.md change.
9071 * longlong.h (umul_ppmm): Replace the MIPS asm implementation
9072 with a C implementation.
9073 * config/mips/mips.c (mips_legitimize_move): Remove MFHI and
9075 (mips_subword): Assume TImode for CONST_INTs if TARGET_64BIT.
9076 (mips_split_doubleword_move): Use special MTHI and MFHI instructions
9077 when moving to and from MD_REGNUM.
9078 (mips_output_move): Don't handle moves from GPRs to HI_REGNUM.
9079 Handle moves from LO_REGNUM to GPRs using MFLO, MACC or DMACC.
9080 Handle byte and halfword moves.
9081 (mips_hard_regno_mode_ok_p): Handle MD_REGS and DSP_ACC_REGS
9083 * config/mips/constraints.md (h): Turn into NO_REGS.
9084 (l, x): Update documentation.
9085 * config/mips/mips.md (UNSPEC_MFHILO): Delete.
9086 (UNSPEC_MFHI, UNSPEC_MTHI, UNSPEC_SET_HILO): New.
9087 (UNSPEC_TLS_LDM, UNSPEC_TLS_GET_TP): Renumber.
9088 (HILO): New mode iterator.
9090 (any_div): New code iterator.
9091 (u): Extend code attribute to div and udiv.
9092 (*add<mode>3_mips16, *movdi_64bit_mips16, *movsi_mips16): Use
9093 d_operand in the splitters. Remove redundant CONST_INT checks.
9094 (mulsi3_mult3, mul<mode>3_internal, mul<mode>3_r4000, *mul_acc_si)
9095 (*macc, *msac, *msac_using_macc, *macc2, *msac2, *mul_sub_si)
9096 (*muls): Remove "=h" clobbers. Adjust peephole2s and define_splits
9097 accordingly, using normal moves instead of unspecs to move LO into
9098 a GPR. Use d_operand and lo_operand instead of *_REG_P checks.
9099 (<u>mulsidi3): Handle expansion in C code.
9100 (<u>mulsidi3_32bit_internal): Rename to...
9101 (<u>mulsidi3_32bit): ...this.
9102 (<u>mulsidi3_32bit_r4000): Fix insn separator.
9103 (*<u>mulsidi3_64bit): Rename to...
9104 (<u>mulsidi3_64bit): ...this. Combine DImode "=h" and "=l" clobbers
9105 into a TImode "=x" clobber. In the split, use an UNSPEC_SET_HILO
9106 to set LO and HI to the multiplication result. Use a normal move
9107 for MFLO and an unspec for MFHI.
9108 (*<u>mulsidi3_64bit_parts): Replace with...
9109 (<u>mulsidi3_64bit_hilo): ...this new instruction.
9110 (<su>mulsi3_highpart): Extend to TARGET_FIX_R4000.
9111 (<su>mulsi3_highpart_internal): Turn into a define_insn_and_split
9112 and extend it to TARGET_FIX_R4000. Store the destination in a GPR
9113 instead of HI. Split the instruction into a separate multiplication
9114 and MFHI if !TARGET_FIX_R4000.
9115 (<su>muldi3_highpart): Likewise.
9116 (<su>mulsi3_highpart_mulhi_internal): Remove the first alternative
9117 and the "=h" clobber.
9118 (*<su>mulsi3_highpart_neg_mulhi_internal): Likewise.
9119 (<u>mulditi3): New expander.
9120 (<u>mulditi3_internal, <u>mulditi3_r4000): New patterns.
9121 (madsi): Remove "=h" clobber.
9122 (divmod<mode>4, udivmod<mode>4): Turn into define_insn_and_splits.
9123 Force the modulus result to be a GPR and split the instruction into
9124 a division followed by an MFHI after reload.
9125 (<u>divmod<GPR:mode>4_hilo_<HILO:mode>): New instruction.
9126 (*lea_high64): Use d_operand in the define_peephole2. Likewise
9127 the MIPS16 HIGH define_split.
9128 (*movdi_32bit, *movdi_gp32_fp64, *movdi_32bit_mips16): Change type
9129 of acc<->gpr moves to "multi".
9130 (*movdi_64bit): Replace the single "x" alternative with
9131 alternatives for moving into and out of "a".
9132 (*movhi_internal, *movqi_internal): Likewise. Use mips_output_move.
9133 (*movsi_internal): Extend the "d<-A" alternative to "d<-a".
9134 (*movdi_64bit_mips16, *movsi_mips16): Add d<-a alternatives.
9135 Use d_operand in the splitters. Remove redundant CONST_INT checks.
9136 (*movhi_mips16, *movqi_mips16): Likewise. Use mips_output_move.
9137 (movti): New expander.
9138 (*movti, *movti_mips16): New insns.
9139 (mfhilo_<mode>, *mfhilo_<mode>, *mfhilo_<mode>_macc): Delete.
9140 (mfhi<GPR:mode>_<HILO:mode>): New pattern.
9141 (mthi<GPR:mode>_<HILO:mode>): Likewise.
9142 * config/mips/predicates.md (fpr_operand): Delete.
9143 (d_operand): New predicate.
9145 2008-06-09 Michael Meissner <michael.meissner@amd.com>
9147 * config.gcc (i[34567]86-*-*): Put test in quotes to prevent
9148 failure on some Bourne shells.
9149 (x86_64-*-*): Ditto.
9151 2008-06-09 Kai Tietz <kai.tietz@onevision.com>
9153 * config/i386/cygming.h (TARGET_SUBTARGET64_DEFAULT): New.
9155 2008-06-09 Eric Botcazou <ebotcazou@libertysurf.fr>
9157 * doc/install.texi (*-*-solaris2*): Remove obsolete contents.
9158 (sparc-sun-solaris2*): Likewise.
9160 2008-06-09 Arnaud Charlet <charlet@adacore.com
9162 * doc/install.texi: Update requirements to build the Ada compiler.
9164 2008-06-08 Steven Bosscher <stevenb.gcc@gmail.com>
9166 * df-scan.c (struct df_scan_problem_data): Remove the
9167 mw_link_pool alloc pool.
9168 (df_scan_free_internal): Don't free it.
9169 (df_scan_alloc): Don't allocate it.
9170 * df.h (struct df_link): Update comment.
9172 2008-06-08 Nathan Sidwell <nathan@codesourcery.com>
9174 * except.h: Correct checks for when SJLJ exceptions must be used.
9176 2008-06-08 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9178 * doc/invoke.texi (Wenum-compare): Mention that it is enabled by
9181 2008-06-08 Joseph Myers <joseph@codesourcery.com>
9183 PR tree-optimization/36218
9184 * configure.ac: Use LDFLAGS="${LDFLAGS_FOR_BUILD}" when running
9185 configure for the build system.
9186 (BUILD_LDFLAGS): Define.
9187 * configure: Regenerate.
9188 * Makefile.in (BUILD_LDFLAGS): Define to @BUILD_LDFLAGS@.
9190 2008-07-08 Anatoly Sokolov <aesok@post.ru>
9193 * config/avr/avr.h (HARD_REGNO_RENAME_OK): Define.
9194 * config/avr/avr.c (avr_hard_regno_rename_ok): New function.
9195 * config/avr/avr-protos.h (avr_hard_regno_rename_ok): New prototype.
9197 2008-06-07 Danny Smith <dannysmith@users.sourceforge.net>
9199 * config/i386/cygming.h (MAYBE_UWIN_CPP_BUILTINS): Remove.
9201 2008-06-07 Joseph Myers <joseph@codesourcery.com>
9203 * config.gcc (Obsolete configurations): Remove list of
9205 (Unsupported targets list): Add *-*-linux*aout*, *-*-linux*libc1*,
9206 *-*-solaris2.[0-6], *-*-solaris2.[0-6].*, *-*-sysv*. Remove other
9207 targets matched by those patterns.
9208 (strongarm*-*-*, ep9312*-*-*, xscale-*-*, parisc*-*-*,
9209 m680[012]0-*-*, *-*-linux*libc1*, *-*-linux*aout*,
9210 alpha*-*-unicosmk*, strongarm*-*-freebsd*, ep9312-*-elf,
9211 arm*-*-kaos*, cris-*-aout, parisc*64*-*-linux*, parisc*-*-linux*,
9212 hppa1.1-*-pro*, hppa1.1-*-osf*, hppa1.1-*-bsd*,
9213 i[34567]86-sequent-ptx4*, i[34567]86-sequent-sysv4*,
9214 i[34567]86-*-beoself*, i[34567]86-*-beos*, i[34567]86-*-sco3.2v5*,
9215 i[34567]86-*-sysv5*, i[34567]86-*-sysv4*, i[34567]86-*-uwin*,
9216 i[34567]86-*-kaos*, m68020-*-elf*, m68010-*-netbsdelf*,
9217 mips-wrs-windiss, mt-*-elf, powerpc-*-beos*, powerpc-*-chorusos*,
9218 powerpc-wrs-windiss*, powerpcle-*-sysv*, powerpc-*-kaos*,
9219 powerpcle-*-kaos*, sh*-*-kaos*, sparc-*-sysv4*, strongarm-*-elf*,
9220 strongarm-*-pe, strongarm-*-kaos*, vax-*-bsd*, vax-*-sysv*,
9221 vax-*-ultrix*, xscale-*-elf, xscale-*-coff,
9222 i[34567]86-*-linux*aout*, i[34567]86-*-linux*libc1): Remove.
9223 Make code for Solaris 7 and greater unconditional for Solaris.
9224 (ep9312-*-*, parisc1*, m680[012]0-*-*, parisc*-*-*, mt-*-*):
9225 Remove --with-* handling.
9226 * config/rs6000/sysv4.h (-mwindiss): Remove from all specs.
9227 (LIB_WINDISS_SPEC, CPP_OS_WINDISS_SPEC, STARTFILE_WINDISS_SPEC,
9228 ENDFILE_WINDISS_SPEC, LINK_START_WINDISS_SPEC,
9229 LINK_OS_WINDISS_SPEC): Remove.
9230 * config/rs6000/sysv4.opt (mwindiss): Remove.
9231 * configure.ac (strongarm*-*-*, xscale*-*-*): Remove.
9232 * configure: Regenerate.
9233 * doc/cpp.texi: Don't mention BeOS.
9234 * doc/extend.texi (interrupt): Don't mention MS1.
9235 * doc/install.texi: (i386-@var{any}-sysv, m68k-bull-sysv,
9236 m68k-hp-hpux, m68000-hp-hpux, m68000-att-sysv,
9237 alphaev5-cray-unicosmk*, xscale-*-*, i?86-*-linux*aout,
9238 i?86-*-sco3.2v5*, i?86-*-udk, m68k-hp-hpux, powerpc-*-sysv4,
9239 powerpc-*-sysv4, powerpcle-*-sysv4, *-*-sysv*, vax-dec-ultrix):
9241 * doc/invoke.texi (MT Options): Remove.
9242 (-mwindiss): Remove.
9243 (CRIS Options): Remove cris-axis-aout references.
9244 (HPPA Options): Don't mention hppa1.1-*-pro.
9245 * doc/md.texi: (MorphoTech family): Remove.
9246 * libgcc2.c: Don't handle UWIN.
9247 * config/alpha/t-unicosmk: Remove.
9248 * config/alpha/unicosmk.h: Remove.
9249 * config/arm/kaos-arm.h: Remove.
9250 * config/arm/kaos-strongarm.h: Remove.
9251 * config/arm/strongarm-coff.h: Remove.
9252 * config/arm/strongarm-elf.h: Remove.
9253 * config/arm/strongarm-pe.h: Remove.
9254 * config/arm/t-strongarm-pe: Remove.
9255 * config/arm/t-xscale-coff: Remove.
9256 * config/arm/t-xscale-elf: Remove.
9257 * config/arm/xscale-coff.h: Remove.
9258 * config/arm/xscale-elf.h: Remove.
9259 * config/chorus.h: Remove.
9260 * config/cris/aout.h: Remove.
9261 * config/cris/aout.opt: Remove.
9262 * config/cris/t-aout: Remove.
9263 * config/i386/beos-elf.h: Remove.
9264 * config/i386/kaos-i386.h: Remove.
9265 * config/i386/ptx4-i.h: Remove.
9266 * config/i386/sco5.h: Remove.
9267 * config/i386/sco5.opt: Remove.
9268 * config/i386/sysv4-cpp.h: Remove.
9269 * config/i386/sysv5.h: Remove.
9270 * config/i386/t-beos: Remove.
9271 * config/i386/t-sco5: Remove.
9272 * config/i386/t-uwin: Remove.
9273 * config/i386/uwin.asm: Remove.
9274 * config/i386/uwin.h: Remove.
9275 * config/kaos.h: Remove.
9276 * config/mips/windiss.h: Remove.
9277 * config/mt: Remove directory.
9278 * config/pa/pa-osf.h: Remove.
9279 * config/pa/pa-pro-end.h: Remove.
9280 * config/pa/t-pro: Remove.
9281 * config/ptx4.h: Remove.
9282 * config/rs6000/beos.h: Remove.
9283 * config/rs6000/kaos-ppc.h: Remove.
9284 * config/rs6000/t-beos: Remove.
9285 * config/rs6000/windiss.h: Remove.
9286 * config/sh/kaos-sh.h: Remove.
9287 * config/sol2-6.h: Remove.
9288 * config/sparc/sol26-sld.h: Remove.
9289 * config/sparc/sysv4-only.h: Remove.
9290 * config/vax/bsd.h: Remove.
9291 * config/vax/t-memfuncs: Remove.
9292 * config/vax/ultrix.h: Remove.
9293 * config/vax/vaxv.h: Remove.
9294 * config/windiss.h: Remove.
9296 2008-06-06 Uros Bizjak <ubizjak@gmail.com>
9298 PR rtl-optimization/36438
9299 * cse.c (fold_rtx) [ASHIFT, LSHIFTRT, ASHIFTRT]: Break out early
9300 for vector shifts with constant scalar shift operands.
9302 2008-06-06 Sandip Matte <sandip@rmicorp.com>
9304 * doc/invoke.texi: Document -march=xlr.
9305 * config/mips/xlr.md: New file.
9306 * config/mips/mips.md: Include it.
9308 * config/mips/mips.h (PROCESSOR_XLR): New processor_type.
9309 * config/mips/mips.c (mips_cpu_info_table): Add an XLR entry.
9310 (mips_rtx_cost_data): Likewise.
9312 2008-06-06 Nathan Froyd <froydnj@codesourcery.com>
9314 * config/rs6000/rs6000.c (rs6000_mode_dependent_address): Remove
9315 PRE_INC and PRE_DEC cases.
9317 2008-06-06 Jakub Jelinek <jakub@redhat.com>
9319 PR rtl-optimization/36419
9320 * except.c (expand_resx_expr): Call do_pending_stack_adjust () before
9321 the emitting jump insn.
9324 * gimplify.c (gimplify_expr) <case TRUTH_NOT_EXPR>: If *expr_p type
9325 is not bool, boolify the whole *expr_p and convert to the desired type.
9327 2008-06-06 Jakub Jelinek <jakub@redhat.com>
9329 * c-cppbuiltin.c (c_cpp_builtins): Change _OPENMP value to 200805.
9330 * langhooks.h (struct lang_hooks_for_decls): Add omp_finish_clause.
9331 Add omp_private_outer_ref hook, add another argument to
9332 omp_clause_default_ctor hook.
9333 * langhooks-def.h (LANG_HOOKS_OMP_FINISH_CLAUSE): Define.
9334 (LANG_HOOKS_OMP_PRIVATE_OUTER_REF): Define.
9335 (LANG_HOOKS_OMP_CLAUSE_DEFAULT_CTOR): Change to
9336 hook_tree_tree_tree_tree_null.
9337 (LANG_HOOKS_DECLS): Add LANG_HOOKS_OMP_FINISH_CLAUSE and
9338 LANG_HOOKS_OMP_PRIVATE_OUTER_REF.
9339 * hooks.c (hook_tree_tree_tree_tree_null): New function.
9340 * hooks.h (hook_tree_tree_tree_tree_null): New prototype.
9341 * tree.def (OMP_TASK): New tree code.
9342 * tree.h (OMP_TASK_COPYFN, OMP_TASK_ARG_SIZE, OMP_TASK_ARG_ALIGN,
9343 OMP_CLAUSE_PRIVATE_OUTER_REF, OMP_CLAUSE_LASTPRIVATE_STMT,
9344 OMP_CLAUSE_COLLAPSE_ITERVAR, OMP_CLAUSE_COLLAPSE_COUNT,
9345 OMP_TASKREG_CHECK, OMP_TASKREG_BODY, OMP_TASKREG_CLAUSES,
9346 OMP_TASKREG_FN, OMP_TASKREG_DATA_ARG, OMP_TASK_BODY,
9347 OMP_TASK_CLAUSES, OMP_TASK_FN, OMP_TASK_DATA_ARG,
9348 OMP_CLAUSE_COLLAPSE_EXPR): Define.
9349 (enum omp_clause_default_kind): Add OMP_CLAUSE_DEFAULT_FIRSTPRIVATE.
9350 (OMP_DIRECTIVE_P): Add OMP_TASK.
9351 (OMP_CLAUSE_COLLAPSE, OMP_CLAUSE_UNTIED): New clause codes.
9352 (OMP_CLAUSE_SCHEDULE_AUTO): New schedule kind.
9353 * tree.c (omp_clause_code_name): Add OMP_CLAUSE_COLLAPSE
9354 and OMP_CLAUSE_UNTIED entries.
9355 (omp_clause_num_ops): Likewise. Increase OMP_CLAUSE_LASTPRIVATE
9357 (walk_tree_1): Handle OMP_CLAUSE_COLLAPSE and OMP_CLAUSE_UNTIED.
9358 Walk OMP_CLAUSE_LASTPRIVATE_STMT.
9359 * tree-pretty-print.c (dump_omp_clause): Handle
9360 OMP_CLAUSE_SCHEDULE_AUTO, OMP_CLAUSE_UNTIED, OMP_CLAUSE_COLLAPSE,
9361 OMP_CLAUSE_DEFAULT_FIRSTPRIVATE.
9362 (dump_generic_node): Handle OMP_TASK and collapsed OMP_FOR loops.
9363 * c-omp.c (c_finish_omp_for): Allow pointer iterators. Remove
9364 warning about unsigned iterators. Change decl/init/cond/incr
9365 arguments to TREE_VECs, check arguments for all collapsed loops.
9366 (c_finish_omp_taskwait): New function.
9367 (c_split_parallel_clauses): Put OMP_CLAUSE_COLLAPSE clause to
9369 * c-parser.c (c_parser_omp_for_loop): Parse collapsed loops. Call
9370 default_function_array_conversion on init. Add par_clauses argument.
9371 If decl is present in parallel's lastprivate clause, change it to
9372 shared and add lastprivate clause for decl to OMP_FOR_CLAUSES.
9373 Add clauses argument, on success set OMP_FOR_CLAUSES to it. Look up
9374 collapse count in clauses.
9375 (c_parser_omp_for, c_parser_omp_parallel): Adjust
9376 c_parser_omp_for_loop callers.
9377 (OMP_FOR_CLAUSE_MASK): Add 1 << PRAGMA_OMP_CLAUSE_COLLAPSE.
9378 (c_parser_pragma): Handle PRAGMA_OMP_TASKWAIT.
9379 (c_parser_omp_clause_name): Handle collapse and untied clauses.
9380 (c_parser_omp_clause_collapse, c_parser_omp_clause_untied): New
9382 (c_parser_omp_clause_schedule): Handle schedule(auto).
9383 Include correct location in the error message.
9384 (c_parser_omp_all_clauses): Handle PRAGMA_OMP_CLAUSE_COLLAPSE
9385 and PRAGMA_OMP_CLAUSE_UNTIED.
9386 (OMP_TASK_CLAUSE_MASK): Define.
9387 (c_parser_omp_task, c_parser_omp_taskwait): New functions.
9388 (c_parser_omp_construct): Handle PRAGMA_OMP_TASK.
9389 * tree-nested.c (convert_nonlocal_omp_clauses,
9390 convert_local_omp_clauses): Handle OMP_CLAUSE_LASTPRIVATE_STMT,
9391 OMP_CLAUSE_REDUCTION_INIT, OMP_CLAUSE_REDUCTION_MERGE,
9392 OMP_CLAUSE_COLLAPSE and OMP_CLAUSE_UNTIED.
9393 Don't handle TREE_STATIC or DECL_EXTERNAL VAR_DECLs in
9395 (conver_nonlocal_reference, convert_local_reference,
9396 convert_call_expr): Handle OMP_TASK the same as OMP_PARALLEL. Use
9397 OMP_TASKREG_* macros rather than OMP_PARALLEL_*.
9398 (walk_omp_for): Adjust for OMP_FOR_{INIT,COND,INCR} changes.
9399 * tree-gimple.c (is_gimple_stmt): Handle OMP_TASK.
9400 * c-tree.h (c_begin_omp_task, c_finish_omp_task): New prototypes.
9401 * c-pragma.h (PRAGMA_OMP_TASK, PRAGMA_OMP_TASKWAIT): New.
9402 (PRAGMA_OMP_CLAUSE_COLLAPSE, PRAGMA_OMP_CLAUSE_UNTIED): New.
9403 * c-typeck.c (c_begin_omp_task, c_finish_omp_task): New functions.
9404 (c_finish_omp_clauses): Handle OMP_CLAUSE_COLLAPSE and
9406 * c-pragma.c (init_pragma): Init omp task and omp taskwait pragmas.
9407 * c-common.h (c_finish_omp_taskwait): New prototype.
9408 * gimple-low.c (lower_stmt): Handle OMP_TASK.
9409 * tree-parloops.c (create_parallel_loop): Create 1 entry
9410 vectors for OMP_FOR_{INIT,COND,INCR}.
9411 * tree-cfg.c (remove_useless_stmts_1): Handle OMP_* containers.
9412 (make_edges): Handle OMP_TASK.
9413 * tree-ssa-operands.c (get_expr_operands): Handle collapsed OMP_FOR
9414 loops, adjust for OMP_FOR_{INIT,COND,INCR} changes.
9415 * tree-inline.c (estimate_num_insns_1): Handle OMP_TASK.
9416 * builtin-types.def (BT_PTR_ULONGLONG, BT_PTR_FN_VOID_PTR_PTR,
9417 BT_FN_BOOL_ULONGLONGPTR_ULONGLONGPTR,
9418 BT_FN_BOOL_BOOL_ULL_ULL_ULL_ULLPTR_ULLPTR,
9419 BT_FN_BOOL_BOOL_ULL_ULL_ULL_ULL_ULLPTR_ULLPTR,
9420 BT_FN_VOID_OMPFN_PTR_OMPCPYFN_LONG_LONG_BOOL_UINT): New.
9421 * omp-builtins.def (BUILT_IN_GOMP_TASK, BUILT_IN_GOMP_TASKWAIT,
9422 BUILT_IN_GOMP_LOOP_ULL_STATIC_START,
9423 BUILT_IN_GOMP_LOOP_ULL_DYNAMIC_START,
9424 BUILT_IN_GOMP_LOOP_ULL_GUIDED_START,
9425 BUILT_IN_GOMP_LOOP_ULL_RUNTIME_START,
9426 BUILT_IN_GOMP_LOOP_ULL_ORDERED_STATIC_START,
9427 BUILT_IN_GOMP_LOOP_ULL_ORDERED_DYNAMIC_START,
9428 BUILT_IN_GOMP_LOOP_ULL_ORDERED_GUIDED_START,
9429 BUILT_IN_GOMP_LOOP_ULL_ORDERED_RUNTIME_START,
9430 BUILT_IN_GOMP_LOOP_ULL_STATIC_NEXT,
9431 BUILT_IN_GOMP_LOOP_ULL_DYNAMIC_NEXT,
9432 BUILT_IN_GOMP_LOOP_ULL_GUIDED_NEXT,
9433 BUILT_IN_GOMP_LOOP_ULL_RUNTIME_NEXT,
9434 BUILT_IN_GOMP_LOOP_ULL_ORDERED_STATIC_NEXT,
9435 BUILT_IN_GOMP_LOOP_ULL_ORDERED_DYNAMIC_NEXT,
9436 BUILT_IN_GOMP_LOOP_ULL_ORDERED_GUIDED_NEXT,
9437 BUILT_IN_GOMP_LOOP_ULL_ORDERED_RUNTIME_NEXT): New builtins.
9438 * gimplify.c (gimplify_omp_for): Allow pointer type for decl,
9439 handle POINTER_PLUS_EXPR. If loop counter has been replaced and
9440 original iterator is present in lastprivate clause or if
9441 collapse > 1, set OMP_CLAUSE_LASTPRIVATE_STMT. Handle collapsed
9442 OMP_FOR loops, adjust for OMP_FOR_{INIT,COND,INCR} changes.
9443 (gimplify_expr): Handle OMP_SECTIONS_SWITCH and OMP_TASK.
9444 (enum gimplify_omp_var_data): Add GOVD_PRIVATE_OUTER_REF.
9445 (omp_notice_variable): Set GOVD_PRIVATE_OUTER_REF if needed,
9446 if it is set, lookup var in outer contexts too. Handle
9447 OMP_CLAUSE_DEFAULT_FIRSTPRIVATE. Handle vars that are supposed
9448 to be implicitly determined firstprivate for task regions.
9449 (gimplify_scan_omp_clauses): Set GOVD_PRIVATE_OUTER_REF if needed,
9450 if it is set, lookup var in outer contexts too. Set
9451 OMP_CLAUSE_PRIVATE_OUTER_REF if GOVD_PRIVATE_OUTER_REF is set.
9452 Handle OMP_CLAUSE_LASTPRIVATE_STMT, OMP_CLAUSE_COLLAPSE and
9453 OMP_CLAUSE_UNTIED. Take region_type as last argument
9454 instead of in_parallel and in_combined_parallel.
9455 (gimplify_omp_parallel, gimplify_omp_for, gimplify_omp_workshare):
9457 (gimplify_adjust_omp_clauses_1): Set OMP_CLAUSE_PRIVATE_OUTER_REF if
9458 GOVD_PRIVATE_OUTER_REF is set. Call omp_finish_clause langhook.
9459 (new_omp_context): Set default_kind to
9460 OMP_CLAUSE_DEFAULT_UNSPECIFIED for OMP_TASK regions.
9461 (omp_region_type): New enum.
9462 (struct gimplify_omp_ctx): Remove is_parallel and is_combined_parallel
9463 fields, add region_type.
9464 (new_omp_context): Take region_type as argument instead of is_parallel
9465 and is_combined_parallel.
9466 (gimple_add_tmp_var, omp_firstprivatize_variable, omp_notice_variable,
9467 omp_is_private, omp_check_private): Adjust ctx->is_parallel and
9468 ctx->is_combined_parallel checks.
9469 (gimplify_omp_task): New function.
9470 (gimplify_adjust_omp_clauses): Handle OMP_CLAUSE_COLLAPSE and
9472 * omp-low.c (extract_omp_for_data): Use schedule(static)
9473 for schedule(auto). Handle pointer and unsigned iterators.
9474 Compute fd->iter_type. Handle POINTER_PLUS_EXPR increments.
9475 Add loops argument. Extract data for collapsed OMP_FOR loops.
9476 (expand_parallel_call): Assert sched_kind isn't auto,
9477 map runtime schedule to index 3.
9478 (struct omp_for_data_loop): New type.
9479 (struct omp_for_data): Remove v, n1, n2, step, cond_code fields.
9480 Add loop, loops, collapse and iter_type fields.
9481 (workshare_safe_to_combine_p): Disallow combined for if
9482 iter_type is unsigned long long. Don't combine collapse > 1 loops
9483 unless all bounds and steps are constant. Adjust extract_omp_for_data
9485 (expand_omp_for_generic): Handle pointer, unsigned and long long
9486 iterators. Handle collapsed OMP_FOR loops. Adjust
9487 for struct omp_for_data changes. If libgomp function doesn't return
9488 boolean_type_node, add comparison of the return value with 0.
9489 (expand_omp_for_static_nochunk, expand_omp_for_static_chunk): Handle
9490 pointer, unsigned and long long iterators. Adjust for struct
9491 omp_for_data changes.
9492 (expand_omp_for): Assert sched_kind isn't auto, map runtime schedule
9493 to index 3. Use GOMP_loop_ull*{start,next} if iter_type is
9494 unsigned long long. Allocate loops array, pass it to
9495 extract_omp_for_data. For collapse > 1 loops use always
9496 expand_omp_for_generic.
9497 (omp_context): Add sfield_map and srecord_type fields.
9498 (is_task_ctx, lookup_sfield): New functions.
9499 (use_pointer_for_field): Use is_task_ctx helper. Change first
9500 argument's type from const_tree to tree. Clarify comment.
9501 In OMP_TASK disallow copy-in/out sharing.
9502 (build_sender_ref): Call lookup_sfield instead of lookup_field.
9503 (install_var_field): Add mask argument. Populate both record_type
9504 and srecord_type if needed.
9505 (delete_omp_context): Destroy sfield_map, clear DECL_ABSTRACT_ORIGIN
9507 (fixup_child_record_type): Also remap FIELD_DECL's DECL_SIZE{,_UNIT}
9508 and DECL_FIELD_OFFSET.
9509 (scan_sharing_clauses): Adjust install_var_field callers. For
9510 firstprivate clauses on explicit tasks allocate the var by value in
9511 record_type unconditionally, rather than by reference.
9512 Handle OMP_CLAUSE_PRIVATE_OUTER_REF. Scan OMP_CLAUSE_LASTPRIVATE_STMT.
9513 Use is_taskreg_ctx instead of is_parallel_ctx.
9514 Handle OMP_CLAUSE_COLLAPSE and OMP_CLAUSE_UNTIED.
9515 (create_omp_child_function_name): Add task_copy argument, use
9516 *_omp_cpyfn* names if it is true.
9517 (create_omp_child_function): Add task_copy argument, if true create
9518 *_omp_cpyfn* helper function.
9519 (scan_omp_parallel): Adjust create_omp_child_function callers.
9520 Rename parallel_nesting_level to taskreg_nesting_level.
9521 (scan_omp_task): New function.
9522 (lower_rec_input_clauses): Don't run constructors for firstprivate
9523 explicit task vars which are initialized by *_omp_cpyfn*.
9524 Pass outer var ref to omp_clause_default_ctor hook if
9525 OMP_CLAUSE_PRIVATE_OUTER_REF or OMP_CLAUSE_LASTPRIVATE.
9526 Replace OMP_CLAUSE_REDUCTION_PLACEHOLDER decls in
9527 OMP_CLAUSE_REDUCTION_INIT.
9528 (lower_send_clauses): Clear DECL_ABSTRACT_ORIGIN if in task to
9529 avoid duplicate setting of fields. Handle
9530 OMP_CLAUSE_PRIVATE_OUTER_REF.
9531 (lower_send_shared_vars): Use srecord_type if non-NULL. Don't
9532 copy-out if TREE_READONLY, only copy-in.
9533 (expand_task_copyfn): New function.
9534 (expand_task_call): New function.
9535 (struct omp_taskcopy_context): New type.
9536 (task_copyfn_copy_decl, task_copyfn_remap_type, create_task_copyfn):
9538 (lower_omp_parallel): Rename to...
9539 (lower_omp_taskreg): ... this. Use OMP_TASKREG_* macros where needed.
9540 Call create_task_copyfn if srecord_type is needed. Adjust
9542 (task_shared_vars): New variable.
9543 (check_omp_nesting_restrictions): Warn if work-sharing,
9544 barrier, master or ordered region is closely nested inside OMP_TASK.
9545 Add warnings for barrier if closely nested inside of work-sharing,
9546 ordered, or master region.
9547 (scan_omp_1): Call check_omp_nesting_restrictions even for
9548 GOMP_barrier calls. Rename parallel_nesting_level to
9549 taskreg_nesting_level. Handle OMP_TASK.
9550 (lower_lastprivate_clauses): Even if some lastprivate is found on a
9551 work-sharing construct, continue looking for them on parent parallel
9553 (lower_omp_for_lastprivate): Add lastprivate clauses
9554 to the beginning of dlist rather than end. Adjust for struct
9555 omp_for_data changes.
9556 (lower_omp_for): Add rec input clauses before OMP_FOR_PRE_BODY,
9557 not after it. Handle collapsed OMP_FOR loops, adjust for
9558 OMP_FOR_{INIT,COND,INCR} changes, adjust extract_omp_for_data caller.
9559 (get_ws_args_for): Adjust extract_omp_for_data caller.
9560 (scan_omp_for): Handle collapsed OMP_FOR
9561 loops, adjust for OMP_FOR_{INIT,COND,INCR} changes.
9562 (lower_omp_single_simple): If libgomp function doesn't return
9563 boolean_type_node, add comparison of the return value with 0.
9564 (diagnose_sb_1, diagnose_sb_2): Handle collapsed OMP_FOR
9565 loops, adjust for OMP_FOR_{INIT,COND,INCR} changes. Handle OMP_TASK.
9566 (parallel_nesting_level): Rename to...
9567 (taskreg_nesting_level): ... this.
9568 (is_taskreg_ctx): New function.
9569 (build_outer_var_ref, omp_copy_decl): Use is_taskreg_ctx instead
9571 (execute_lower_omp): Rename parallel_nesting_level to
9572 taskreg_nesting_level.
9573 (expand_omp_parallel): Rename to...
9574 (expand_omp_taskreg): ... this. Use OMP_TASKREG_* macros where needed.
9575 Call omp_task_call for OMP_TASK regions.
9576 (expand_omp): Adjust caller, handle OMP_TASK.
9577 (lower_omp_1): Adjust lower_omp_taskreg caller, handle OMP_TASK.
9579 * bitmap.c (bitmap_default_obstack_depth): New variable.
9580 (bitmap_obstack_initialize, bitmap_obstack_release): Do nothing
9581 if argument is NULL and bitmap_default_obstack is already initialized.
9582 * ipa-struct-reorg.c (do_reorg_1): Call bitmap_obstack_release
9584 * matrix-reorg.c (matrix_reorg): Likewise.
9586 2008-06-06 Uros Bizjak <ubizjak@gmail.com>
9588 * config/i386/i386.md (*indirect_jump): Macroize using P
9589 mode iterator. Remove !TARGET_64BIT from insn constraints.
9590 (*tablejump_1): Ditto.
9591 (*indirect_jump_rex64): Remove insn pattern.
9592 (*tablejump_1_rex64): Ditto.
9593 (eh_return_<mode>): Macroize using P mode iterator from eh_return_di
9594 and eh_return_si insn patterns.
9596 2008-06-06 Richard Guenther <rguenther@suse.de>
9598 * tree-ssa-structalias.c (merge_smts_into): Remove.
9599 (find_what_p_points_to): Do not bother to compute the
9600 points-to set for pt_anything pointers.
9601 * tree-ssa-operands.c (get_addr_dereference_operands): No NMT
9602 for pt_anything pointers is ok.
9604 2008-06-06 Jan Hubicka <jh@suse.cz>
9606 * passes.c (execute_ipa_pass_list): Do not regenerate summaries.
9608 2008-06-06 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
9610 * cgraph.c: Fix typos in comments.
9611 (cgraph_availability_names): Fix string typo.
9612 * fold-const.c: Fix typos in comments.
9613 (fold_binary): Fix typo in warning.
9614 * genautomata.c: Fix typos in comments.
9615 (check_presence_pattern_sets): Fix typo in local variable.
9616 (output_description): Fix typo in output.
9617 * ggc-zone.c (ggc_pch_finish): Fix typo in error message.
9618 * hwint.h: Likewise.
9619 * matrix-reorg.c (check_allocation_function): Likewise.
9620 * omega.c (smooth_weird_equations): Likewise.
9621 * auto-inc-dec.c: Fix typos in comments.
9622 * bb-reorder.c: Likewise.
9623 * builtins.c: Likewise.
9624 * c-common.c: Likewise.
9625 * c-cppbuiltin.c: Likewise.
9626 * c-parser.c: Likewise.
9627 * c-pretty-print.c: Likewise.
9628 * cfgcleanup.c: Likewise.
9629 * cfgexpand.c: Likewise.
9630 * cfghooks.c: Likewise.
9631 * cfglayout.c: Likewise.
9632 * cfgloopmanip.c: Likewise.
9633 * cgraphunit.c: Likewise.
9634 * coverage.c: Likewise.
9635 * dbxout.c: Likewise.
9636 * df-byte-scan.c: Likewise.
9637 * df-core.c: Likewise.
9638 * df-problems.c: Likewise.
9639 * df-scan.c: Likewise.
9641 * dominance.c: Likewise.
9642 * domwalk.c: Likewise.
9644 * dwarf2out.c: Likewise.
9645 * emit-rtl.c: Likewise.
9646 * et-forest.c: Likewise.
9647 * function.c: Likewise.
9648 * function.h: Likewise.
9650 * gcov-io.c: Likewise.
9653 * genattrtab.c: Likewise.
9654 * ggc-page.c: Likewise.
9655 * gimplify.c: Likewise.
9656 * gthr-lynx.h: Likewise.
9657 * haifa-sched.c: Likewise.
9658 * ipa-cp.c: Likewise.
9659 * ipa-inline.c: Likewise.
9660 * ipa-prop.h: Likewise.
9661 * ipa-pure-const.c: Likewise.
9662 * ipa-struct-reorg.c: Likewise.
9663 * ipa-struct-reorg.h: Likewise.
9664 * ipa-type-escape.c: Likewise.
9666 * loop-doloop.c: Likewise.
9667 * mips-tfile.c: Likewise.
9668 * mkmap-flat.awk: Likewise.
9669 * mkmap-symver.awk: Likewise.
9670 * modulo-sched.c: Likewise.
9671 * omp-low.c: Likewise.
9672 * optabs.c: Likewise.
9673 * optabs.h: Likewise.
9675 * passes.c: Likewise.
9676 * postreload-gcse.c: Likewise.
9677 * postreload.c: Likewise.
9678 * predict.c: Likewise.
9679 * pretty-print.h: Likewise.
9680 * profile.c: Likewise.
9681 * protoize.c: Likewise.
9682 * ra-conflict.c: Likewise.
9684 * recog.c: Likewise.
9685 * regclass.c: Likewise.
9687 * reload.c: Likewise.
9688 * rtl-error.c: Likewise.
9689 * rtlanal.c: Likewise.
9691 * sched-rgn.c: Likewise.
9694 * target.h: Likewise.
9695 * tree-dfa.c: Likewise.
9696 * tree-eh.c: Likewise.
9697 * tree-flow-inline.h: Likewise.
9698 * tree-inline.c: Likewise.
9699 * tree-into-ssa.c: Likewise.
9700 * tree-loop-distribution.c: Likewise.
9701 * tree-nested.c: Likewise.
9702 * tree-parloops.c: Likewise.
9703 * tree-pass.h: Likewise.
9704 * tree-pretty-print.c: Likewise.
9705 * tree-profile.c: Likewise.
9706 * tree-scalar-evolution.c: Likewise.
9707 * tree-sra.c: Likewise.
9708 * tree-ssa-alias-warnings.c: Likewise.
9709 * tree-ssa-ccp.c: Likewise.
9710 * tree-ssa-coalesce.c: Likewise.
9711 * tree-ssa-dom.c: Likewise.
9712 * tree-ssa-dse.c: Likewise.
9713 * tree-ssa-forwprop.c: Likewise.
9714 * tree-ssa-live.c: Likewise.
9715 * tree-ssa-live.h: Likewise.
9716 * tree-ssa-loop-im.c: Likewise.
9717 * tree-ssa-loop-ivopts.c: Likewise.
9718 * tree-ssa-loop-niter.c: Likewise.
9719 * tree-ssa-loop-prefetch.c: Likewise.
9720 * tree-ssa-phiopt.c: Likewise.
9721 * tree-ssa-phiprop.c: Likewise.
9722 * tree-ssa-sccvn.c: Likewise.
9723 * tree-ssa-ter.c: Likewise.
9724 * tree-ssa-threadupdate.c: Likewise.
9725 * tree-ssa.c: Likewise.
9726 * tree-vect-analyze.c: Likewise.
9727 * tree-vect-transform.c: Likewise.
9728 * tree-vectorizer.c: Likewise.
9729 * tree-vn.c: Likewise.
9730 * tree-vrp.c: Likewise.
9732 * tree.def: Likewise.
9734 * unwind-dw2-fde.c: Likewise.
9735 * unwind.inc: Likewise.
9736 * value-prof.c: Likewise.
9737 * vmsdbgout.c: Likewise.
9739 2008-06-05 David Edelsohn <edelsohn@gnu.org>
9741 * config/rs6000/xcoff.h (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Do not
9742 always place FP constants in the TOC for TARGET_POWERPC64.
9743 * config/rs6000/linux64.h (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Same.
9745 2008-06-05 Joseph Myers <joseph@codesourcery.com>
9747 * config.gcc (powerpc-*-linux*spe*): Use t-dfprules.
9748 * config/rs6000/dfp.md (negdd2, absdd2, negtd2, abstd2): Do not
9749 enable for TARGET_E500_DOUBLE.
9750 (*movdd_softfloat32): Also enable for !TARGET_FPRS.
9751 * config/rs6000/rs6000.c (invalid_e500_subreg): Treat decimal
9752 floating-point modes like integer modes for E500 double.
9753 (rs6000_legitimate_offset_address_p): Likewise.
9754 (rs6000_legitimize_address): Likewise. Do not allow REG+REG
9755 addressing for DDmode for E500 double.
9756 (rs6000_hard_regno_nregs): Do not treat decimal floating-point
9757 modes as using 64-bits of registers for E500 double.
9758 (spe_build_register_parallel): Do not handle DDmode or TDmode.
9759 (rs6000_spe_function_arg): Do not handle DDmode or TDmode
9760 specially for E500 double.
9761 (function_arg): Do not call rs6000_spe_function_arg for DDmode or
9762 TDmode for E500 double.
9763 (rs6000_gimplify_va_arg): Only handle SDmode in registers
9764 specially if TARGET_HARD_FLOAT && TARGET_FPRS.
9765 (rs6000_split_multireg_move): Do not handle TDmode specially for
9767 (spe_func_has_64bit_regs_p): Do not treat DDmode or TDmode as
9768 using 64-bit registers for E500 double.
9769 (emit_frame_save): Do not handle DDmode specially for E500 double.
9770 (gen_frame_mem_offset): Likewise.
9771 (rs6000_function_value): Do not call spe_build_register_parallel
9772 for DDmode or TDmode.
9773 (rs6000_libcall_value): Likewise.
9774 * config/rs6000/rs6000.h (LOCAL_ALIGNMENT, MEMBER_TYPE_FORCES_BLK,
9775 DATA_ALIGNMENT, CLASS_MAX_NREGS): Do not handle DDmode specially
9778 2008-06-04 H.J. Lu <hongjiu.lu@intel.com>
9780 * config/i386/i386.c (setup_incoming_varargs_64): Fix a typo
9783 2008-06-04 Junjie Gu <jgu@tensilica.com>
9785 * config/xtensa/lib2funcs.S (__xtensa_nonlocal_goto): Use unsigned
9786 comparison for frame pointers.
9788 2008-06-04 Andy Hutchinson <hutchinsonandy@aim.com>
9791 * config/avr/avr.h (PUSH_ROUNDING): Remove.
9793 2008-06-04 Andy Hutchinson <hutchinsonandy@aim.com>
9796 * builtins.c (expand_builtin_signbit): Don't take lowpart when
9797 register is already smaller or equal to required mode.
9799 2008-06-04 Xinliang David Li <davidxl@google.com>
9801 * tree-call-cdce.c: New file.
9802 (cond_dead_built_in_calls): New static variable.
9803 (input_domain): New struct.
9804 (check_pow): New function.
9805 (check_builtin_call): Ditto.
9806 (check_target_format): Ditto.
9807 (is_call_dce_candidate): Ditto.
9808 (gen_one_condition): Ditto.
9809 (gen_conditions_for_domain): Ditto.
9810 (get_domain): Ditto.
9811 (gen_conditions_for_pow_cst_base): Ditto.
9812 (gen_conditions_for_pow_int_base): Ditto.
9813 (gen_conditions_for_pow): Ditto.
9814 (get_no_error_domain): Ditto.
9815 (gen_shrink_wrap_conditions): Ditto.
9816 (shrink_wrap_one_built_in_call): Ditto.
9817 (shink_wrap_conditional_dead_built_in_calls): Ditto.
9818 (tree_call_cdce): Ditto.
9819 (gate_call_cdce): Ditto.
9820 (pass_call_cdce): New gimple pass.
9821 * passes.c: (init_optimization_passes): New pass.
9822 * tree-pass.h: New pass declaration.
9823 * opts.c (decode_options): New flag setting.
9824 * common.opt: Add -ftree-builtin-call-dce flag.
9825 * Makefile.in: Add new source file.
9826 * tempvar.def: New tv_id.
9827 * doc/invoke.texi (-ftree-builtin-call-dce): New flag.
9829 2008-06-04 Richard Guenther <rguenther@suse.de>
9831 * tree-flow-inline.h (is_global_var): Do not check TREE_STATIC on MTAGs.
9832 (is_call_clobbered): Always check var_ann->call_clobbered.
9833 (mark_call_clobbered): Always set var_ann->call_clobbered.
9834 (clear_call_clobbered): Always clear var_ann->call_clobbered.
9835 * tree-ssa-alias.c (mark_non_addressable): Use clear_call_clobbered.
9836 (reset_alias_info): Clear call clobbering info on MTAGs and
9838 (set_pt_anything): Set pt_global_mem.
9839 (create_tag_raw): Adjust comment.
9840 (may_be_aliased): Do not check TREE_PUBLIC on MTAGs.
9842 2008-06-04 Joseph Myers <joseph@codesourcery.com>
9843 Maxim Kuvyrkov <maxim@codesourcery.com>
9845 * config/m68k/m68k.opt (mxgot): New option.
9846 * config/m68k/m68k.c (legitimize_pic_address): Handle -mxgot.
9847 (m68k_output_addr_const_extra): New.
9848 * config/m68k/m68k.h (OUTPUT_ADDR_CONST_EXTRA): New.
9849 * config/m68k/m68k-protos.h (m68k_output_addr_const_extra): Declare.
9850 * config/m68k/m68k.md (UNSPEC_GOTOFF): Define.
9851 * doc/invoke.texi (M680x0 Options): Document -mxgot.
9853 2008-06-04 Richard Guenther <rguenther@suse.de>
9855 * tree-ssa-structalias.c (handle_ptr_arith): Correctly handle
9856 negative or non-representable offsets.
9858 2008-06-03 H.J. Lu <hongjiu.lu@intel.com>
9860 * config/i386/i386.c (ix86_gen_leave): New.
9861 (ix86_gen_pop1): Likewise.
9862 (ix86_gen_add3): Likewise.
9863 (ix86_gen_sub3): Likewise.
9864 (ix86_gen_sub3_carry): Likewise.
9865 (ix86_gen_one_cmpl2): Likewise.
9866 (ix86_gen_monitor): Likewise.
9867 (override_options): Initialize ix86_gen_leave, ix86_gen_pop1,
9868 ix86_gen_add3, ix86_gen_sub3, ix86_gen_sub3_carry,
9869 ix86_gen_one_cmpl2 and ix86_gen_monitor.
9870 (ix86_file_end): Use mov%z0 instead of mov{q}/mov{l}.
9871 (output_set_got): Use mov%z0, pop%z0 and add%z0 instead of
9872 mov{q}/mov{l}, pop{q}/pop{l} and add{q}/add{l}.
9873 (ix86_expand_epilogue): Updated.
9874 (print_operand): Handle integer register operand for 'z'.
9875 (ix86_expand_strlensi_unroll_1): Likewise.
9876 (ix86_expand_strlen): Likewise.
9877 (ix86_expand_builtin): Likewise.
9878 (x86_output_mi_thunk): Use mov%z1 and add%z1 instead of
9879 mov{q}/mov{l} and add{q}/add{l}.
9881 2008-06-03 Kai Tietz <kai.tietz@onevision.com>
9883 * config/i386/i386.md (P): New mode iterator.
9884 (SFmode push_operand splitter): Macroize DImode and SImode pushes
9885 using P mode iterator.
9886 (DFmode push_operand splitter): Ditto.
9887 (XFmode push_operand splitter): Ditto.
9888 (DFmode float_extend SFmode push_operand splitter): Ditto.
9889 (XFmode float_extend SFmode push_operand splitter): Do not generate
9890 SImode pushes for 64bit target. Macroize Dimode and SImode
9891 pushes using P mode iterator.
9892 (XFmode float_extend DFmode push_operand splitter): Ditto.
9894 2008-06-03 Kai Tietz <kai.tietz@onevision.com>
9896 * config/i386/i386-protos.h (ix86_reg_parm_stack_space): New.
9897 * config/i386/i386.h (ix86_reg_parm_stack_space): Removed prototype.
9898 * config/i386/i386.c (ix86_reg_parm_stack_space): Changed
9900 (ix86_call_abi_override): Remove check for call_used_regs.
9902 2008-06-03 Richard Guenther <rguenther@suse.de>
9904 * tree-ssa-structalias.c (find_func_aliases): Add constraints
9905 for the lhs of calls if the return type contains pointers.
9907 2008-06-03 Kai Tietz <kai.tietz@onevision.com>
9909 * doc/tm.texi (OVERRIDE_ABI_FORMAT): New.
9910 * doc/extend.texi (ms_abi,sysv_abi): New attribute description.
9911 * function.c (allocate_struct_function): Use of OVERRIDE_ABI_FORMAT.
9912 * config/i386/cygming.h (TARGET_64BIT_MS_ABI): Make use
9913 of cfun and DEFAULT_ABI to deceide abi mode.
9915 (REG_PARM_STACK_SPACE): Removed.
9916 (OUTGOING_REG_PARM_STACK_SPACE): Removed.
9917 (STACK_BOUNDARY): Use default target to deceide stack boundary.
9918 * config/i386/i386-protos.h (ix86_cfun_abi): New.
9919 (ix86_function_abi): Likewise.
9920 (ix86_function_type_abi): Likewise.
9921 (ix86_call_abi_override): Likewise.
9922 * confid/i386/i386.md (SSE_REGPARM_MAX): Replaced by abi
9923 specific define X86_64_SSE_REGPARM_MAX/X64_SSE_REGPARM_MAX.
9924 * config/i386/i386.c (override_options): Replace TARGET_64BIT_MS_ABI.
9925 (X86_64_VARARGS_SIZE): Replace REGPARM_MAX and SSE_REGPARM_MAX by abi
9927 (X86_64_REGPARM_MAX): New.
9928 (X86_64_SSE_REGPARM_MAX): New.
9929 (X64_REGPARM_MAX): New.
9930 (X64_SSE_REGPARM_MAX): New.
9931 (X86_32_REGPARM_MAX): New.
9932 (X86_32_SSE_REGPARM_MAX): New.
9933 (ix86_handle_cconv_attribute): Replace TARGET_64BIT_MS_ABI.
9934 (ix86_function_regparm): Handle user calling abi.
9935 (ix86_function_arg_regno_p): Replace TARGET_64BIT_MS_ABI
9936 by DEFAULT_ABI versus SYSV_ABI check.
9937 (ix86_reg_parm_stack_space): New.
9938 (ix86_function_type_abi): New.
9939 (ix86_call_abi_override): New.
9940 (ix86_function_abi): New.
9941 (ix86_cfun_abi): New.
9942 (init_cumulative_args): Call abi specific initialization.
9943 (function_arg_advance): Remove TARGET_64BIT_MS_ABI.
9944 (function_arg_64): Extend SSE_REGPARM_MAX check.
9945 (function_arg (): Remove TARGET_64BIT_MS_ABI.
9946 (ix86_pass_by_reference): Likewise.
9947 (ix86_function_value_regno_p): Likewise.
9948 (function_value_64): Replace REGPARM_MAX, and SSE_REGPARM_MAX.
9949 (ix86_function_value_1): Replace TARGET_64BIT_MS_ABI.
9950 (return_in_memory_ms_64): Replace TARGET_64BIT_MS_ABI.
9951 (ix86_build_builtin_va_list): Replace TARGET_64BIT_MS_ABI.
9952 (setup_incoming_varargs_64): Adjust regparm for call abi.
9953 (ix86_setup_incoming_varargs): Replace TARGET_64BIT_MS_ABI.
9954 (ix86_va_start): Likewise.
9955 (ix86_gimplify_va_arg): Likewise.
9956 (ix86_expand_prologue): Likewise.
9957 (output_pic_addr_const): Likewise.
9958 (ix86_init_machine_status): Initialize call_abi by DEFAULT_ABI.
9959 (x86_this_parameter): Replace TARGET_64BIT_MS_ABI.
9960 (x86_output_mi_thunk): Likewise.
9961 (x86_function_profiler): Likewise.
9962 * config/i386/i386.h (TARGET_64BIT_MS_ABI): Use ix64_cfun_abi.
9963 (SYSV_ABI, MS_ABI): New constants.
9965 (init_regs): Add prototype of function in regclass.c file.
9966 (OVERRIDE_ABI_FORMAT): New.
9967 (CONDITIONAL_REGISTER_USAGE): Remove TARGET_64BIT_MS_ABI part.
9968 (REG_PARM_STACK_SPACE): Use ix86_reg_parm_stack_space.
9969 (OUTGOING_REG_PARM_STACK_SPACE): New.
9970 (ix86_reg_parm_stack_space): New prototype.
9971 (CUMULATIVE_ARGS): Add call_abi member.
9972 (machine_function): Add call_abi member.
9973 * config/i386/mingw32.h (EXTRA_OS_CPP_BUILTINS): Replace
9974 TARGET_64BIT_MS_ABI by DEFAULT_ABI compare to MS_ABI.
9976 2008-06-02 Andy Hutchinson <hutchinsonandy@aim.com>
9979 * config/avr/avr.c (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Redefine.
9980 (avr_builtin_setjmp_frame_value): New function.
9981 * config/avr/avr.md (nonlocal_goto_receiver): Define.
9982 (nonlocal_goto): Define.
9984 2008-06-02 Richard Sandiford <rdsandiford@googlemail.com>
9986 * config/mips/mips.c (mips_emit_loadgp): Return early if
9987 there is nothing do to, otherwise emit a blockage if
9988 !TARGET_EXPLICIT_RELOCS || crtl->profile.
9989 * config/mips/mips.md (loadgp_blockage): Use SI rather than DI.
9991 2008-06-02 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
9993 * configure.ac: Drop unneeded backslash ending up in config.in.
9994 * acinclude.m4: Likewise.
9995 * config.in: Regenerate.
9997 2008-05-26 Jan Hubicka <jh@suse.cz>
9999 * predict.c (maybe_hot_frequency_p): Break out of...
10000 (maybe_hot_bb_p): ... here.
10001 (maybe_hot_edge_p): New.
10002 * tree-ssa-coalesce.c (coalesce_cost_edge): Compute cost based on edge.
10003 * basic-block.h (maybe_hot_edge_p): Declare.
10005 2008-05-31 Uros Bizjak <ubizjak@gmail.com>
10007 * config/i386/i386.md (*cmpfp_<mode>): Enable for optimize_size.
10008 (*cmpfp_<mode>_cc): Ditto.
10009 (*fp_jcc_8<mode>_387): Ditto.
10010 (*fop_<MODEF:mode>_2_i387): Ditto.
10011 (*fop_<MODEF:mode>_3_i387): Ditto.
10012 (*fop_xf_2_i387): Ditto.
10013 (*fop_xf_3_i387): Ditto.
10015 2008-06-02 Tomas Bily <tbily@suse.cz>
10017 * tree-ssa-ifcombine.c (get_name_for_bit_test): Use CONVERT_EXPR_P.
10019 2008-06-01 Richard Sandiford <rdsandiford@googlemail.com>
10021 * config/mips/mips.c (mips_valid_offset_p): New function.
10022 (mips_valid_lo_sum_p): Likewise.
10023 (mips_classify_address): Use them.
10024 (mips_force_address): New function.
10025 (mips_legitimize_address): Use it.
10026 * config/mips/mips.md (MOVE128): New mode iterator.
10027 (movtf): Require TARGET_64BIT. Remove empty strings.
10028 (*movtf_internal): Rename to...
10029 (*movtf): ...this and require !TARGET_MIPS16. Use "m" instead
10030 of "R" and use {,fp}{load,store} attributes instead of "multi".
10031 Use a separate define_split.
10032 (*movtf_mips16): New pattern.
10034 2008-06-01 Richard Sandiford <rdsandiford@googlemail.com>
10036 * config/mips/mips-protos.h (mips_expand_before_return): Declare.
10037 * config/mips/mips.c (mips_expand_before_return): New function.
10038 (mips_expand_epilogue): Call it.
10039 * config/mips/mips.md (return): Turn into a define_expand.
10040 (*return): New insn.
10042 2008-06-01 Richard Sandiford <rdsandiford@googlemail.com>
10044 * rtl.h (emit_clobber, gen_clobber, emit_use, gen_use): Declare.
10045 * emit-rtl.c (emit_clobber, gen_clobber, emit_use, gen_use): New
10046 functions. Do not emit uses and clobbers of CONCATs; individually
10047 use and clobber their operands.
10048 * builtins.c (expand_builtin_setjmp_receiver): Use emit_clobber,
10049 gen_clobber, emit_use and gen_use.
10050 (expand_builtin_longjmp, expand_builtin_nonlocal_goto): Likewise.
10051 (expand_builtin_return): Likewise.
10052 * cfgbuild.c (count_basic_blocks): Likewise.
10053 * cfgrtl.c (rtl_flow_call_edges_add): Likewise.
10054 * explow.c (emit_stack_restore): Likewise.
10055 * expmed.c (extract_bit_field_1): Likewise.
10056 * expr.c (convert_move, emit_move_complex_parts): Likewise.
10057 (emit_move_multi_word, store_constructor): Likewise.
10058 * function.c (do_clobber_return_reg, do_use_return_reg): Likewise.
10059 (thread_prologue_and_epilogue_insns): Likewise.
10060 * lower-subreg.c (resolve_simple_move): Likewise.
10061 * optabs.c (widen_operand, expand_binop): Likewise.
10062 (expand_doubleword_bswap, emit_no_conflict_block): Likewise.
10063 * reload.c (find_reloads): Likewise.
10064 * reload1.c (eliminate_regs_in_insn): Likewise.
10065 * stmt.c (expand_nl_goto_receiver): Likewise.
10066 * config/alpha/alpha.md (builtin_longjmp): Likewise.
10067 * config/arc/arc.md (*movdi_insn, *movdf_insn): Likewise.
10068 * config/arm/arm.c (arm_load_pic_register): Likewise.
10069 (thumb1_expand_epilogue, thumb_set_return_address): Likewise.
10070 * config/arm/arm.md (untyped_return): Likewise.
10071 * config/arm/linux-elf.h (PROFILE_HOOK): Likewise.
10072 * config/avr/avr.c (expand_prologue): Likewise.
10073 * config/bfin/bfin.c (do_unlink): Likewise.
10074 * config/bfin/bfin.md (<optab>di3, adddi3, subdi3): Likewise.
10075 * config/cris/cris.c (cris_expand_prologue): Likewise.
10076 * config/darwin.c (machopic_indirect_data_reference): Likewise.
10077 (machopic_legitimize_pic_address): Likewise.
10078 * config/frv/frv.c (frv_frame_access, frv_expand_epilogue): Likewise.
10079 (frv_ifcvt_modify_insn, frv_expand_mdpackh_builtin): Likewise.
10080 * config/i386/i386.c (ix86_expand_vector_move_misalign): Likewise.
10081 (ix86_expand_convert_uns_didf_sse): Likewise.
10082 (ix86_expand_vector_init_general): Likewise.
10083 * config/ia64/ia64.md (eh_epilogue): Likewise.
10084 * config/iq2000/iq2000.c (iq2000_expand_epilogue): Likewise.
10085 * config/m32c/m32c.c (m32c_emit_eh_epilogue): Likewise.
10086 * config/m32r/m32r.c (m32r_reload_lr): Likewise.
10087 (config/iq2000/iq2000.c): Likewise.
10088 * config/mips/mips.md (fixuns_truncdfsi2): Likewise.
10089 (fixuns_truncdfdi2, fixuns_truncsfsi2, fixuns_truncsfdi2): Likewise.
10090 (builtin_longjmp): Likewise.
10091 * config/mn10300/mn10300.md (call, call_value): Likewise.
10092 * config/pa/pa.md (nonlocal_goto, nonlocal_longjmp): Likewise.
10093 * config/pdp11/pdp11.md (abshi2): Likewise.
10094 * config/rs6000/rs6000.c (rs6000_emit_move): Likewise.
10095 * config/s390/s390.c (s390_emit_prologue): Likewise.
10096 * config/s390/s390.md (movmem_long, setmem_long): Likewise.
10097 (cmpmem_long, extendsidi2, zero_extendsidi2, udivmoddi4): Likewise.
10098 (builtin_setjmp_receiver, restore_stack_nonlocal): Likewise.
10099 * config/sh/sh.c (prepare_move_operands): Likewise.
10100 (output_stack_adjust, sh_expand_epilogue): Likewise.
10101 (sh_set_return_address, sh_expand_t_scc): Likewise.
10102 * config/sparc/sparc.c (load_pic_register): Likewise.
10103 * config/sparc/sparc.md (untyped_return, nonlocal_goto): Likewise.
10104 * config/spu/spu.c (spu_expand_epilogue): Likewise.
10105 * config/v850/v850.c (expand_epilogue): Likewise.
10107 2008-05-31 Anatoly Sokolov <aesok@post.ru>
10109 * config/avr/avr.md (UNSPECV_WRITE_SP_IRQ_ON): New constants.
10110 (UNSPECV_WRITE_SP_IRQ_OFF): (Ditto.).
10111 (movhi_sp_r_irq_off, movhi_sp_r_irq_on): New insn.
10112 * config/avr/avr.c (expand_prologue, expand_epilogue): Use
10113 movhi_sp_r_irq_off and movhi_sp_r_irq_on insns for writing to the
10114 stack pointer register.
10115 (output_movhi): Remove code for interrupt specific writing to the
10116 stack pointer register.
10118 2008-05-31 Richard Guenther <rguenther@suse.de>
10120 PR tree-optimization/34244
10121 * fold-const.c (tree_expr_nonnegative_warnv_p): Do not ask VRP.
10122 (tree_expr_nonzero_warnv_p): Likewise.
10123 * tree-vrp.c (vrp_expr_computes_nonnegative): Call
10124 ssa_name_nonnegative_p.
10125 (vrp_expr_computes_nonzero): Call ssa_name_nonzero_p.
10126 (extract_range_from_unary_expr): Use vrp_expr_computes_nonzero,
10127 not tree_expr_nonzero_warnv_p.
10129 PR tree-optimization/36262
10131 2007-11-29 Zdenek Dvorak <ook@ucw.cz>
10133 PR tree-optimization/34244
10134 * tree-vrp.c (adjust_range_with_scev): Clear scev cache.
10135 (record_numbers_of_iterations): New function.
10136 (execute_vrp): Cache the numbers of iterations of loops.
10137 * tree-scalar-evolution.c (scev_reset_except_niters):
10139 (scev_reset): Use scev_reset_except_niters.
10140 * tree-scalar-evolution.h (scev_reset_except_niters): Declare.
10142 2008-05-31 Bernd Schmidt <bernd.schmidt@analog.com>
10144 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define
10145 __WORKAROUND_RETS when appropriate.
10147 2008-05-31 Uros Bizjak <ubizjak@gmail.com>
10149 * config/i386/i386.md (*fop_<mode>_comm_mixed): Macroize from
10150 *fop_sf_comm_mixed and *fop_df_comm_mixed insn patterns using MODEF
10152 (*fop_<mode>_comm_sse): Macroize from *fop_sf_comm_sse and
10153 *fop_df_comm_sse insn patterns using MODEF mode iterator.
10154 (*fop_<mode>_comm_i387): Macroize from *fop_sf_comm_i387 and
10155 *fop_df_comm_i387 insn patterns using MODEF mode iterator.
10156 (*fop_<mode>_1_mixed): Macroize from *fop_sf_1_mixed and
10157 *fop_df_1_mixed insn patterns using MODEF mode iterator.
10158 (*fop_<mode>_1_sse): Macroize from *fop_sf_1_sse and
10159 *fop_df_1_sse insn patterns using MODEF mode iterator.
10160 (*fop_<mode>_1_i387): Macroize from *fop_sf_1_i387 and
10161 *fop_df_1_i387 insn patterns using MODEF mode iterator.
10162 (*fop_<MODEF:mode>_2_i387): Macroize from *fop_sf_2<mode>_i387 and
10163 *fop_df_2<mode>_i387 insn patterns using MODEF mode iterator.
10164 (*fop_<MODEF:mode>_3_i387): Macroize from *fop_sf_3<mode>_i387 and
10165 *fop_df_3<mode>_i387 insn patterns using MODEF mode iterator.
10166 (*fop_xf_2_i387): Rename from *fop_xf_2<mode>_i387.
10167 (*fop_xf_3_i387): Rename from *fop_xf_3<mode>_i387.
10168 (*fop_xf_4_i387): Use <MODE> for mode attribute.
10169 (*fop_xf_5_i387): Ditto.
10170 (*fop_xf_6_i387): Ditto.
10172 2008-05-30 Richard Guenther <rguenther@suse.de>
10174 * builtins.c (build_string_literal): Avoid generating
10175 a non-gimple_val result.
10177 2008-05-30 DJ Delorie <dj@redhat.com>
10179 * exec-tool.in: Use an environment variable (private) instead of a
10180 file (shared) as a semaphore, so as to not break parallel builds.
10182 2008-05-30 Steven Bosscher <stevenb.gcc@gmail.com>
10184 * optabs.c (maybe_encapsulate_block): Remove.
10185 (emit_libcall_block): Adjust accordingly.
10186 * optabs.h (maybe_encapsulate_block): Remove prototype.
10188 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address):
10189 Don't use maybe_encapsulate_block.
10191 2008-05-30 Steven Bosscher <stevenb.gcc@gmail.com>
10193 * config/rs6000/rs6000.c (rs6000_legitimize_address,
10194 rs6000_legitimize_reload_address, rs6000_emit_move): Make sure an
10195 rtx is a SYMBOL_REF before calling get_pool_constant.
10197 2008-05-30 Eric Botcazou <ebotcazou@adacore.com>
10199 * fold-const.c (fold_unary) <CASE_CONVERT>: Add ??? comment.
10201 2008-05-30 Danny Smith <dannysmith@users.sourceforge.net>
10203 * incpath.c: Use HOST_LACKS_INODE_NUMBERS conditional
10204 rather than OS names to choose INO_T_EQ definition.
10205 (DIRS_EQ) [!INO_T_EQ]: Don't worry about case in comparison.
10206 (add_path) [!INO_T_EQ]: Use lrealpath to fill canonical_name field.
10208 2008-05-29 Daniel Franke <franke.daniel@gmail.com>
10211 * config/darwin-f.c: New.
10212 * config/t-darwin: Added rule to build darwin-f.o.
10213 * config.gcc: Defined new variable, fortran_target_objs.
10214 (*-*-darwin*): Set fortran_target_objs.
10215 * Makefile.in: Defined new variable FORTRAN_TARGET_OBJS.
10216 * configure.ac: Substitute fortran_target_objs, set FORTRAN_TARGET_OBJS.
10217 * configure: Regenerated.
10219 2008-05-29 H.J. Lu <hongjiu.lu@intel.com>
10222 * config/i386/i386.c (ix86_function_arg_boundary): Convert to
10223 canonical type if needed.
10225 2008-05-29 Eric Botcazou <ebotcazou@adacore.com>
10227 * tree-nested.c (check_for_nested_with_variably_modified): Fix typo.
10229 2008-05-29 Richard Guenther <rguenther@suse.de>
10231 PR tree-optimization/36343
10232 PR tree-optimization/36346
10233 PR tree-optimization/36347
10234 * tree-flow.h (clobber_what_p_points_to): Declare.
10235 * tree-ssa-structalias.c (set_uids_in_ptset): Whether the
10236 pointed-to variable is dereferenced is irrelevant to whether
10237 the pointer can access the pointed-to variable.
10238 (clobber_what_p_points_to): New function.
10239 * tree-ssa-alias.c (set_initial_properties): Use it.
10240 * tree-ssa.c (verify_flow_sensitive_alias_info): Adjust
10241 call clobber check for NMTs.
10243 2008-05-28 Seongbae Park <seongbae.park@gmail.com>
10245 * value-prof.c (tree_ic_transform): Use HOST_WIDEST_INT_PRINT_DEC
10246 for printing gcov_type.
10248 2008-05-28 Seongbae Park <seongbae.park@gmail.com>
10250 * tree-ssa-propagate.c (set_rhs): Preserve the histogram
10251 and the eh region information.
10252 * value-prof.c (gimple_move_stmt_histograms): New function.
10253 * value-prof.h (gimple_move_stmt_histograms): New function declaration.
10255 2008-05-28 Andreas Tobler <a.tobler@schweiz.org>
10257 * config/pa/pa.md: Remove extern frame_pointer_needed declaration.
10259 2008-05-28 Seongbae Park <seongbae.park@gmail.com>
10261 * value-prof.c (tree_ic_transform): Print counts.
10262 * tree-profile.c (tree_gen_ic_func_profiler):
10263 Clear __gcov_indreict_call_callee variable to avoid misattribution
10266 2008-05-28 Rafael Espindola <espindola@google.com>
10268 * see.c (see_def_extension_not_merged): Use copy_rtx_if_shared to avoid
10271 2008-05-28 Richard Guenther <rguenther@suse.de>
10273 PR tree-optimization/36339
10274 * tree-ssa-alias.c (set_initial_properties): Move pt_anything
10275 and clobbering code out of the loop.
10277 2008-05-28 Andreas Krebbel <krebbel1@de.ibm.com>
10279 * config/s390/constraints.md ('b', 'C', 'D', 'e'): New constraint
10282 * config/s390/s390.c (s390_compare_and_branch_condition_mask,
10283 s390_contiguous_bitmask_p, s390_symref_operand_p,
10284 s390_check_symref_alignment, s390_reload_larl_operand,
10285 s390_reload_symref_address): New functions.
10286 (s390_branch_condition_mnemonic): Support compare and branch
10288 (s390_mem_constraint): Avoid symrefs to accepted by the 'T'
10289 and 'W' constraints.
10290 (s390_secondary_reload): Add secondary reloads for unaligned
10291 symbol refs or symbol refs to floating point or QI/TI mode
10293 (legitimate_address_p): Accept symbol references as addresses.
10294 (s390_expand_insv): Use rotate and insert selected bits
10295 instruction for insv when building for z10.
10296 (print_operand_address): Handle symbol ref addresses.
10297 (print_operand): Output modifier 'c' added for signed byte values.
10298 (s390_encode_section_info): Mark symbol refs with
10299 SYMBOL_FLAG_NOT_NATURALLY_ALIGNED if appropriate.
10301 * config/s390/s390.md (SIL,RRS,RIS): New instruction formats added.
10302 (length attribute): RRF, RRR have 4 byte length.
10303 (FPALL, INTALL): New mode iterators added.
10304 (*tstdi_sign, *cmpdi_ccs_sign, *cmpsi_ccs_sign,
10305 *cmp<mode>_ccs, *cmpdi_ccu_zero, *cmpdi_ccu, *cmpsi_ccu, *cmphi_ccu,
10306 *movdi_64, *movsi_zarch, *movhi, movmem<mode>, *movmem_short,
10307 *extendsidi2, *extendhidi2_extimm, *extendhisi2_extimm,
10308 *zero_extendsidi2, adddi3, *adddi3_31z, *adddi3_31, addsi3,
10309 *add<mode>3, *add<mode>3_carry1_cc, *add<mode>3_carry2_cc,
10310 *add<mode>3_cc, *add<mode>3_imm_cc, *muldi3_sign, muldi3,
10311 *mulsi3_sign, mulsi3, mulsidi3): Patterns enhanced with z10
10313 (*cmphi_ccs_z10, *cmpdi_ccs_signhi_rl, *cmpsi_ccu_zerohi_rlsi,
10314 *cmp<GPR:mode>_ccu_zerohi_rldi, *cmp_and_br_signed_<mode>,
10315 *cmp_and_br_unsigned_<mode>, reload<INTALL:mode><P:mode>_tomem_z10,
10316 reload<INTALL:mode><P:mode>_toreg_z10,
10317 reload<FPALL:mode><P:mode>_tomem_z10,
10318 reload<FPALL:mode><P:mode>_toreg_z10,
10319 reload<P:mode>_larl_odd_addend_z10, *execute_rl, *insv<mode>_z10,
10320 *insv<mode>_z10_noshift, *insv<mode>_or_z10_noshift,
10321 *zero_extendhi<mode>2_z10, *cmp_and_trap_signed_int<mode>,
10322 *cmp_and_trap_unsigned_int<mode>, prefetch): New pattern or expander
10324 (movmem, clrmem, cmpmem): New splitters added.
10326 * config/s390/predicates.md (larl_operand): Use
10327 SYMBOL_REF_FLAGS (op) & SYMBOL_FLAG_ALIGN1 replaced with
10328 SYMBOL_REF_ALIGN1_P.
10329 (s390_signed_integer_comparison,
10330 s390_unsigned_integer_comparison): New predicates.
10332 * config/s390/s390-protos.h (s390_check_symref_alignment,
10333 s390_contiguous_bitmask_p, s390_reload_larl_operand,
10334 s390_reload_symref_address,
10335 s390_compare_and_branch_condition_mask): Prototypes added.
10337 * config/s390/s390.h (TARGET_MEM_CONSTRAINT,
10338 SYMBOL_REF_ALIGN1_P, SYMBOL_FLAG_NOT_NATURALLY_ALIGNED,
10339 SYMBOL_REF_NOT_NATURALLY_ALIGNED_P): Macro definition added.
10341 2008-05-28 Andreas Krebbel <krebbel1@de.ibm.com>
10343 * config/s390/s390.c (z10_cost): New cost function for z10.
10344 (s390_handle_arch_option, override_options): Support -march=z10 switch.
10345 (s390_issue_rate): Adjust issue rate for z10.
10346 * config/s390/s390.h (processor_type): Add PROCESSOR_2097_Z10.
10347 (processor_flags): Add PF_Z10.
10348 (TARGET_CPU_Z10, TARGET_Z10): New macro definitions.
10349 * config/s390/s390.md (cpu, cpu_facility attributes): Add z10.
10350 * gcc/config.gcc: Add z10.
10352 2008-05-28 Richard Guenther <rguenther@suse.de>
10354 PR tree-optimization/36291
10355 * tree-flow. h (struct gimple_df): Remove var_anns member.
10356 * tree-flow-inline.h (gimple_var_anns): Remove.
10357 (var_ann): Simplify.
10358 * tree-dfa.c (create_var_ann): Simplify.
10359 (remove_referenced_var): Clear alias info from var_anns of globals.
10360 * tree-ssa.c (init_tree_ssa): Do not allocate var_anns.
10361 (delete_tree_ssa): Clear alias info from var_anns of globals.
10362 Do not free var_anns.
10363 (var_ann_eq): Remove.
10364 (var_ann_hash): Likewise.
10366 2008-05-28 Mark Shinwell <shinwell@codesourcery.com>
10368 * config/mips/mips.c (mips_cpu_info_table): Add loongson2e
10369 and loongson2f entries.
10370 (mips_rtx_cost_data): Add entries for Loongson-2E/2F.
10371 * config/mips/mips.h (processor_type): Add Loongson-2E
10372 and Loongson-2F entries.
10373 (TARGET_LOONGSON_2E, TARGET_LOONGSON_2F, TARGET_LOONGSON_2EF): New.
10374 (MIPS_ISA_LEVEL_SPEC): Handle Loongson-2E/2F.
10375 * config/mips/mips.md (define_attr cpu): Add loongson2e and loongson2f.
10376 * doc/invoke.texi (MIPS Options): Document loongson2e
10377 and loongson2f processor names.
10379 2008-05-27 H.J. Lu <hongjiu.lu@intel.com>
10383 * config/i386/i386.c (ix86_function_arg_boundary): Use
10384 alignment of canonical type.
10385 (ix86_expand_vector_move): Check unaligned memory access for
10388 2008-05-27 H.J. Lu <hongjiu.lu@intel.com>
10390 * dwarf2out.c (current_fde): Change return type to dw_fde_ref.
10391 Moved to the front of file.
10393 2008-05-27 Xuepeng Guo <xuepeng.guo@intel.com>
10394 H.J. Lu <hongjiu.lu@intel.com>
10396 * dwarf2out.c (current_fde): New.
10398 (lookup_cfa:): Likewise.
10399 (dwarf2out_end_epilogue): Likewise.
10400 (dwarf2out_note_section_used): Likewise.
10402 2008-05-27 Michael Matz <matz@suse.de>
10405 * c.opt (Wenum-compare): New warning option.
10406 * doc/invoke.texi (Warning Options): Document -Wenum-compare.
10408 2008-05-27 Michael Matz <matz@suse.de>
10410 PR middle-end/36326
10411 * tree-gimple.c (is_gimple_mem_rhs): Remove work-around for
10413 * tree-tailcall.c (find_tail_calls): Don't mark calls storing
10414 into memory as tail calls.
10416 2008-05-27 Richard Guenther <rguenther@suse.de>
10418 PR tree-optimization/36339
10419 * tree-ssa-alias.c (set_initial_properties): Escaped pt_anything
10420 pointers cause all addressable variables to be call clobbered.
10422 2008-05-27 Richard Guenther <rguenther@suse.de>
10424 PR tree-optimization/36245
10425 * tree-ssa-address.c (add_to_parts): Deal with non-pointer bases.
10427 2008-05-27 Andreas Krebbel <krebbel1@de.ibm.com>
10429 * config/s390/s390.md: Replace all occurences of the 'm'
10430 constraint with 'RT'.
10432 2008-05-27 Andreas Krebbel <krebbel1@de.ibm.com>
10434 * config/s390/s390.md ("cpu_facility", "enabled"): Attribute
10436 ("*movdi_64dfp", "*movdi_64extimm", "*movdi_64"): Merged into
10438 ("*anddi3_extimm", "*anddi3"): Merged into "*anddi3".
10439 ("*iordi3_extimm", "*iordi3"): Merged into "*iordi3".
10440 ("*xordi3_extimm", "*xordi3"): Merged into "*xordi3".
10442 2008-05-27 Andreas Krebbel <krebbel1@de.ibm.com>
10444 * reload.c: (find_reloads): Skip alternatives according to the
10445 "enabled" attribute. Constify the constraint variable.
10446 * recog.c (get_attr_enabled): Add default implementation.
10447 (extract_insn): Set the alternative_enabled_p array
10448 in the recog_data struct.
10449 (preprocess_constraints, constrain_operands): Skip
10450 alternatives according to the "enabled" attribute
10451 * recog.h (struct recog_data): New field alternative_enabled_p.
10452 (skip_alternative): New inline function.
10453 * regclass.c: (record_operand_costs): Check the "enabled" attribute.
10454 (record_reg_classes): Skip alternative according to the
10455 "enabled" attribute.
10457 * doc/md.texi: Add documention for the "enabled" attribute.
10459 2008-05-27 Andreas Krebbel <krebbel1@de.ibm.com>
10461 * defaults.h (TARGET_MEM_CONSTRAINT): New target macro added.
10462 * postreload.c (reload_cse_simplify_operands): Replace 'm'
10463 constraint with TARGET_MEM_CONSTRAINT.
10464 * recog.c (asm_operand_ok, preprocess_constraints,
10465 constrain_operands): Likewise.
10466 * regclass.c (record_reg_classes): Likewise.
10467 * reload.c (find_reloads, alternative_allows_const_pool_ref): Likewise.
10468 * reload1.c (maybe_fix_stack_asms): Likewise.
10469 * stmt.c (parse_output_constraint, parse_input_constraint): Likewise.
10470 * recog.h: Adjust comment.
10471 * genpreds.c (generic_constraint_letters): Remove 'm' constraint.
10472 * genoutput.c (note_constraint): Don't emit error for 'm' constraint.
10473 * doc/md.texi: Add a note to description of 'm' constraint.
10474 * doc/tm.texi: Document the new TARGET_MEM_CONSTRAINT macro.
10476 2008-05-27 Eric Botcazou <ebotcazou@adacore.com>
10478 * tree-sra.c (sra_type_can_be_decomposed_p) <RECORD_TYPE>: Make sure
10479 that the bitfield is of integral type before testing its precision.
10481 2008-05-27 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
10482 Sa Liu <saliu@de.ibm.com>
10484 * config/spu/spu.c (spu_init_libfuncs): Add __multi3, __divti3,
10485 __modti3, __udivti3, __umodti3 and __udivmodti4.
10486 * config/spu/t-spu-elf (LIB2FUNCS_STATIC_EXTRA): Add files
10487 that implement TImode mul and div functions.
10488 * config/spu/multi3.c: New. Implement __multi3.
10489 * config/spu/divmodti4.c: New. Implement _udivmodti4 and others.
10490 * testsuite/gcc.target/spu/muldivti3.c: New. Test TImode mul and div
10493 2008-05-26 Steven Bosscher <stevenb.gcc@gmail.com>
10495 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Generate
10496 new tls_gd_* and tls_ld_* insns instead of an insn sequence.
10497 * config/rs6000/rs6000.md (TLSmode, tls_abi_suffix, tls_insn_suffix,
10498 tls_sysv_suffix): New mode and mode attribute iterators.
10499 (tls_gd_32, tls_gd_64, tls_ld_32, tls_ld_64): Remove.
10500 (lts_gd_aix*, tls_gd_sysv*, tls_ld_aix*, tls_ld_sysv*): New patterns.
10501 (tls_dtprel_*, tls_dtprel_ha_*, tls_dtprel_lo_*, tls_got_dtprel_*,
10502 tls_tprel_*, tls_tprel_ha_*, tls_tprel_lo_*, tls_got_tprel_*,
10503 tls_tls_*): Merge 32 bit and 64 bit variants using aforementioned
10506 2008-05-26 Eric Botcazou <ebotcazou@adacore.com>
10508 PR tree-optimization/36329
10509 * tree.h (CALL_CANNOT_INLINE_P): Add access check.
10510 * tree-gimple.h (CALL_STMT_CANNOT_INLINE_P): New macro.
10511 * cgraphbuild.c (initialize_inline_failed): Use the latter
10512 macro in lieu of the former.
10513 * ipa-inline.c (cgraph_mark_inline): Likewise.
10514 (cgraph_decide_inlining_of_small_function): Likewise.
10515 (cgraph_decide_inlining): Likewise.
10516 (cgraph_decide_inlining_incrementally): Likewise.
10518 2008-05-26 Tristan Gingold <gingold@adacore.com>
10519 Anatoly Sokolov <aesok@post.ru>
10521 * config/avr/avr.md ("call_prologue_saves"): Use hi8(gs())/lo8(gs())
10522 instead of pm_lo8/pm_hi8 to makes this call working on avr6.
10523 * config/avr/avr.c (expand_prologue): Tune "call_prologue"
10524 optimization for 'avr6' architecture.
10526 2008-05-26 Andy Hutchinson <hutchinsonandy@aim.com>
10529 * config/avr/avr.md (*addhi3_zero_extend2): Remove.
10531 2008-05-26 Richard Guenther <rguenther@suse.de>
10533 * tree-ssa-sccvn.c (expr_has_constants): Declare.
10534 (visit_reference_op_load): Initialize VN_INFO->has_constants properly.
10536 2008-05-26 H.J. Lu <hongjiu.lu@intel.com>
10538 PR middle-end/36253
10539 * caller-save.c (insert_restore): Verify alignment of spill space.
10540 (insert_save): Likewise.
10541 * cfgexpand.c (LOCAL_ALIGNMENT): Removed.
10542 * defaults.h (LOCAL_ALIGNMENT): New. Provide default.
10543 (STACK_SLOT_ALIGNMENT): Likewise.
10544 * function.c (LOCAL_ALIGNMENT): Removed.
10545 (get_stack_local_alignment): New.
10546 (assign_stack_local): Use it. Set alignment on stack slot.
10547 (assign_stack_temp_for_type): Use get_stack_local_alignment.
10548 * config/i386/i386.h (LOCAL_ALIGNMENT): Updated.
10549 (STACK_SLOT_ALIGNMENT): New.
10550 * config/i386/i386.c (ix86_local_alignment): Handle caller-save
10551 stack slot in XFmode.
10553 * doc/tm.texi (STACK_SLOT_ALIGNMENT): New.
10555 2008-05-26 Kai Tietz <kai.tietz@onevision.com>
10558 * config/i386/i386.md (allocate_stack_worker_64): Make sure
10559 argument operand in rax isn't removed.
10561 2008-05-26 Richard Guenther <rguenther@suse.de>
10563 PR middle-end/36300
10564 * fold-const.c (extract_muldiv_1): Use TYPE_OVERFLOW_WRAPS,
10565 not TYPE_UNSIGNED. Use TYPE_PRECISION instead of GET_MODE_SIZE.
10567 2008-05-26 Daniel Franke <franke.daniel@gmail.com>
10570 * c-cppbuiltin.c (define__GNUC__): Re-add definition of __GNUG__.
10572 2008-05-26 Dominique Dhumieres <dominiq@lps.ens.fr>
10574 * config/darwin-c.c: Include "incpath.h" instead of "c-incpath.h".
10575 * config/t-darwin: Use "incpath.h" instead of "c-incpath.h".
10577 2008-05-25 Eric Botcazou <ebotcazou@adacore.com>
10579 * tree-nested.c (convert_tramp_reference) <ADDR_EXPR>: Do not
10580 build a trampoline if we don't want one.
10581 * varasm.c (initializer_constant_valid_p) <ADDR_EXPR>: Do not
10582 return zero for nested functions if we don't want a trampoline.
10584 2008-05-26 Daniel Franke <franke.daniel@gmail.com>
10586 * doc/invoke.texi: Added f77, f77-cpp-input to list of file types.
10588 2008-05-26 Daniel Franke <franke.daniel@gmail.com>
10591 * c.opt: Removed undocumented option '-lang-fortran'.
10592 * c-common.h: Removed global variable 'lang_fortran'.
10593 * c-opts.c (c_common_handle_option): Removed code to handle
10594 option '-lang-fortran'. Updated includes.
10595 * c-cppbuiltin.c (c_cpp_builtins): Removed conditional
10596 definition of '__GFORTRAN__'.
10597 (define__GNUC__): Reimplemented to use BASEVER and
10598 cpp_define_formatted.
10599 (builtin_define_with_value_n): Removed.
10600 * c-incpath.h: Renamed to ...
10601 * incpath.h: ... this.
10602 * c-incpath.c: Renamed to ...
10603 * incpath.c: ... this. Updated includes.
10604 * fix-header.c: Updated includes.
10605 * Makefile.in: Replaced c-incpath.[ch] by incpath.[ch].
10606 (c-cppbuiltin.o): Added dependency on and definition of BASEVER.
10607 (OBJ-archive): Added cppdefault.o, incpath.o and prefix.o.
10609 2008-05-25 Eric Botcazou <ebotcazou@adacore.com>
10611 * tree.h: Update the table of flags used on tree nodes.
10612 (TREE_NO_TRAMPOLINE): New accessor for static_flag.
10613 (SAVE_EXPR_RESOLVED_P): Use automatically-built access check.
10614 (FORCED_LABEL): Add access check.
10615 (CALL_EXPR_RETURN_SLOT_OPT): Likewise.
10616 (ASM_INPUT_P): Likewise.
10617 (ASM_VOLATILE_P): Likewise.
10618 (EH_FILTER_MUST_NOT_THROW): Access static_flag directly.
10619 (OMP_SECTION_LAST): Access private_flag directly.
10620 (OMP_RETURN_NOWAIT): Likewise.
10621 (OMP_PARALLEL_COMBINED): Likewise.
10622 (OMP_CLAUSE_PRIVATE_DEBUG): Access public_flag directly.
10623 (OMP_CLAUSE_LASTPRIVATE_FIRSTPRIVATE): Likewise.
10624 * tree-ssa-propagate.c (STMT_IN_SSA_EDGE_WORKLIST): Access
10625 deprecated_flag directly.
10627 2008-05-25 H.J. Lu <hongjiu.lu@intel.com>
10629 * final.c (frame_pointer_needed): Removed.
10630 * flags.h (frame_pointer_needed): Likewise.
10632 * function.h (rtl_data): Add frame_pointer_needed.
10633 (frame_pointer_needed): New.
10635 2008-05-25 Arthur Loiret <arthur.loiret@u-psud.fr>
10637 * config.gcc (sh2[lbe]*-*-linux*): Allow target.
10639 2008-05-25 Steven Bosscher <stevenb.gcc@gmail.com>
10641 * gcse.c (hash_scan_set): Do not pick up a REG_EQUAL value if
10644 2008-05-25 Alan Modra <amodra@bigpond.net.au>
10646 * c-common.c (strip_array_types): Move function to..
10648 (get_inner_array_type): Delete.
10649 * c-common.h (strip_array_types): Move declaration to..
10651 (get_inner_array_type): Delete.
10652 * config/i386/i386.c (x86_field_alignment): Use strip_array_types.
10653 * config/rs6000/aix.h (ADJUST_FIELD_ALIGN): Likewise.
10654 * config/rs6000/linux64.h (ADJUST_FIELD_ALIGN): Likewise.
10655 * config/pa/pa.c (emit_move_sequence): Likewise.
10657 2008-05-24 H.J. Lu <hongjiu.lu@intel.com>
10659 * config/i386/i386.md (*sse_prologue_save_insn): Set length
10662 2008-05-24 Andy Hutchinson <hutchinsonandy@aim.com>
10664 * function.c: Include target hook for nonlocal_goto frame value.
10666 2008-05-24 Richard Guenther <rguenther@suse.de>
10668 * tree-dfa.c (refs_may_alias_p): Re-instantiate case that a scalar
10669 variable can be only accessed through a pointer or a union.
10671 2008-05-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10673 * builtins.c (fold_builtin_fpclassify): Fix spelling of FP_INFINITE.
10674 * doc/extend.texi: Likewise.
10676 2008-05-23 DJ Delorie <dj@redhat.com>
10678 * config/m32c/jump.md (untyped_call): Add.
10680 * config/m32c/m32c.c (m32c_return_addr_rtx): Change pointer type
10681 for A24 to PSImode.
10682 (m32c_address_cost): Detail costs for indirect offsets.
10684 2008-05-23 Rafael Espindola <espindola@google.com>
10686 * see.c (see_get_extension_data): Don't use SUBREG_REG to test
10687 if a node is a SUBREG.
10688 (see_analyze_one_def): Don't use SUBREG_REG to test if a node
10691 2008-05-23 Paul Brook <paul@codesourcery.com>
10692 Carlos O'Donell <carlos@codesourcery.com>
10694 * doc/extend.texi: Clarify use of __attribute__((naked)).
10695 * doc/tm.texi: Document TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS.
10696 * target.h (gcc_target): Add allocate_stack_slots_for_args.
10697 * function.c (use_register_for_decl): Use
10698 targetm.calls.allocate_stack_slots_for_args.
10699 * target-def.h (TARGET_CALLS): Add TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS.
10700 * config/arm/arm.c (arm_allocate_stack_slots_for_args): New function.
10701 (TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS): Define.
10703 2008-05-23 Eric Botcazou <ebotcazou@adacore.com>
10705 * expr.c (highest_pow2_factor) <BIT_AND_EXPR>: New case.
10707 2008-05-23 Steven Munroe <sjmunroe@us.ibm.com>
10709 * config/rs6000/darwin-ldouble.c (fmsub): Eliminate the full
10710 PACK/UNPACK between FP_SUB_Q and FD_TRUNC so that the result
10711 is only rounded once.
10713 2008-05-23 Richard Guenther <rguenther@suse.de>
10715 * tree-ssa-operands.c (mark_difference_for_renaming): Use bitmap_xor.
10717 2008-05-23 Uros Bizjak <ubizjak@gmail.com>
10718 Jakub Jelinek <jakub@redhat.com>
10721 * configure.ac: Handle --enable-cld.
10722 * configure: Regenerated.
10723 * config.gcc: Add USE_IX86_CLD to tm_defines for x86 targets.
10724 * config/i386/i386.h (struct machine_function): Add needs_cld field.
10725 (ix86_current_function_needs_cld): New define.
10726 * config/i386/i386.md (UNSPEC_CLD): New unspec volatile constant.
10727 (cld): New isns pattern.
10728 (strmov_singleop, rep_mov, strset_singleop, rep_stos, cmpstrnqi_nz_1,
10729 cmpstrnqi_1, strlenqi_1): Set ix86_current_function_needs_cld flag.
10730 * config/i386/i386.opt (mcld): New option.
10731 * config/i386/i386.c (ix86_expand_prologue): Emit cld insn if
10732 TARGET_CLD and ix86_current_function_needs_cld.
10733 (override_options): Use -mcld by default for 32-bit code if
10736 * doc/install.texi (Options specification): Document --enable-cld.
10737 * doc/invoke.texi (Machine Dependent Options)
10738 [i386 and x86-64 Options]: Add -mcld option.
10739 (Intel 386 and AMD x86-64 Options): Document -mcld option.
10741 2008-05-23 Kai Tietz <kai.tietz@onevison.com>
10742 * config/i386/i386.c (return_in_memory_32): Add ATTRIBUTE_UNUSED.
10743 (return_in_memory_64): Likewise.
10744 (return_in_memory_ms_64): Likewise.
10746 2008-05-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10748 * builtin-types.def (BT_FN_INT_INT_INT_INT_INT_INT_VAR): New.
10749 * builtins.c (fold_builtin_fpclassify): New.
10750 (fold_builtin_varargs): Handle BUILT_IN_FPCLASSIFY.
10751 * builtins.def (BUILT_IN_FPCLASSIFY): New.
10752 * c-common.c (handle_type_generic_attribute): Adjust to accept
10753 fixed arguments before an elipsis.
10754 (check_builtin_function_arguments): Handle BUILT_IN_FPCLASSIFY.
10755 * doc/extend.texi: Document __builtin_fpclassify.
10757 2008-05-22 Aldy Hernandez <aldyh@redhat.com>
10759 * omp-low.c (gate_expand_omp_ssa): Remove.
10760 (pass_expand_omp_ssa): Remove.
10761 (gate_expand_omp): Do not check for flag_openmp_ssa.
10762 * common.opt (-fopenmp-ssa): Remove.
10763 * passes.c (init_optimization_passes): Remove pass_expand_omp_ssa.
10765 2008-05-22 Kaz Kojima <kkojima@gcc.gnu.org>
10767 * config/sh/sh.opt (mfixed-range): New option.
10768 * config/sh/sh-protos.h (sh_fix_range): Declare.
10769 * config/sh/sh.c (sh_fix_range): New function.
10770 * config/sh/sh.h (sh_fixed_range_str): Declare.
10771 (OVERRIDE_OPTIONS): Call sh_fix_range if sh_fixed_range_str
10773 * doc/invoke.texi (SH Options): Document -mfixed-range.
10775 2008-05-22 Kai Tietz <kai.tietz@onevision.com>
10777 * config/i386/sol2-10.h (SUBTARGET_RETURN_IN_MEMORY): Undefine
10778 it before the redeclaration.
10780 2008-05-22 Anatoly Sokolov <aesok@post.ru>
10782 * config/avr/avr.c (get_sequence_length): Add new function.
10783 (expand_prologue, expand_epilogue): Remove duplicate code.
10785 2008-05-22 Rafael Espindola <espindola@google.com>
10787 * see.c (see_pre_insert_extensions): Use copy_rtx to avoid invalid rtx
10790 2008-05-22 H.J. Lu <hongjiu.lu@intel.com>
10792 * defaults.h (UNITS_PER_SIMD_WORD): Add scalar mode as argument.
10793 * doc/tm.texi (UNITS_PER_SIMD_WORD): Likewise.
10795 * tree-vect-analyze.c (vect_compute_data_ref_alignment): Replace
10796 UNITS_PER_SIMD_WORD with GET_MODE_SIZE (TYPE_MODE (vectype)).
10797 (vect_update_misalignment_for_peel): Likewise.
10798 (vector_alignment_reachable_p): Likewise.
10799 * tree-vect-transform.c (vectorizable_load): Likewise.
10800 * tree-vectorizer.c (vect_supportable_dr_alignment): Likewise.
10801 (get_vectype_for_scalar_type): Pass mode of scalar_type
10802 to UNITS_PER_SIMD_WORD.
10804 * config/arm/arm.h (UNITS_PER_SIMD_WORD): Updated.
10805 * config/i386/i386.h (UNITS_PER_SIMD_WORD): Likewise.
10806 * config/mips/mips.h (UNITS_PER_SIMD_WORD): Likewise.
10807 * config/rs6000/rs6000.h (UNITS_PER_SIMD_WORD): Likewise.
10808 * config/sparc/sparc.h (UNITS_PER_SIMD_WORD): Likewise.
10810 2008-05-22 Ira Rosen <irar@il.ibm.com>
10812 PR tree-optimization/36293
10813 * tree-vect-transform.c (vect_transform_strided_load): Don't check
10814 if the first load must be skipped because of a gap.
10816 2008-05-22 Richard Guenther <rguenther@suse.de>
10818 * tree-dfa.c (refs_may_alias_p): Exit early if possible. Handle
10819 more cases of offset disambiguation that is possible if
10820 strict-aliasing rules apply.
10821 * tree-ssa-loop-im.c (mem_refs_may_alias_p): Use refs_may_alias_p
10822 for basic offset and type-based disambiguation.
10824 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
10826 * config/i386/i386.c (ix86_expand_vector_init_one_var): Use
10827 ix86_expand_vector_set on V16QImode for SSE4.1.
10829 2008-05-21 Tom Tromey <tromey@redhat.com>
10831 * c.opt (Wimport): Mark as undocumented.
10832 * doc/invoke.texi (Option Summary): Don't mention -Wimport or
10834 (Warning Options): Likewise.
10835 * doc/cppopts.texi: Don't mention -Wimport.
10837 2008-05-21 Sebastian Pop <sebastian.pop@amd.com>
10839 PR tree-optimization/36287
10840 PR tree-optimization/36286
10841 * lambda-code.c (build_access_matrix): Do not use the loop->num
10842 for computing the number of induction variables: use the loop depth
10845 2008-05-21 Kai Tietz <kai.tietz@onevision.com>
10848 * config/i386/cygming.h (ASM_OUTPUT_LABELREF): Honor
10849 option -f(no-)leading-underscore.
10851 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
10853 * config/i386/i386.c (ix86_expand_vector_init_general): Use
10854 GET_MODE_NUNITS (mode).
10856 2008-05-21 Peter Bergner <bergner@vnet.ibm.com>
10858 * doc/invoke.texi: Add cpu_type's 464 and 464fp.
10859 (-mmulhw): Add 464 to description.
10860 (-mdlmzb): Likewise.
10861 * config.gcc: Handle --with-cpu=464 and --with-cpu=464fp.
10862 * config/rs6000/rs6000.c (processor_target_table): Add 464 and
10864 * config/rs6000/rs6000.h (ASM_CPU_SPEC): Add 464 and 464fp support.
10865 * config/rs6000/t-fprules (MULTILIB_MATCHES_FLOAT): Include -mcpu=464.
10866 * config/rs6000/rs6000.md: Update comments for 464.
10868 2008-05-21 Janis Johnson <janis187@us.ibm.com>
10870 * doc/sourcebuild.texi (Test Directives): Add dg-xfail-run-if.
10872 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
10874 * config/i386/sse.md (vec_extractv4sf): Removed.
10875 (vec_extractv2df): Likewise.
10876 (vec_extractv2di): Likewise.
10877 (vec_extractv4si): Likewise.
10878 (vec_extractv8hi): Likewise.
10879 (vec_extractv16qi): Likewise.
10880 (vec_extract<mode>): New.
10882 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
10884 * config/i386/sse.md (vec_setv4sf): Removed.
10885 (vec_setv2df): Likewise.
10886 (vec_setv2di): Likewise.
10887 (vec_setv4si): Likewise.
10888 (vec_setv8hi): Likewise.
10889 (vec_setv16qi): Likewise.
10890 (vec_set<mode>): New.
10892 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
10894 * config/i386/i386.c (ix86_expand_vector_init_general): Remove
10895 goto for vec_concat and vec_interleave.
10897 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
10899 * config/i386/sse.md (vec_initv4sf): Removed.
10900 (vec_initv2df): Likewise.
10901 (vec_initv2di): Likewise.
10902 (vec_initv4si): Likewise.
10903 (vec_initv8hi): Likewise.
10904 (vec_initv16qi): Likewise.
10905 (vec_init<mode>): New.
10907 2008-05-21 Joseph Myers <joseph@codesourcery.com>
10909 * collect2.c (find_a_file): Use IS_ABSOLUTE_PATH.
10911 2008-05-21 Tom Tromey <tromey@redhat.com>
10913 * ggc-zone.c (lookup_page_table_if_allocated): New function.
10914 (zone_find_object_offset): Likewise.
10915 (gt_ggc_m_S): Likewise.
10916 (highest_bit): Likewise.
10917 * ggc-page.c (gt_ggc_m_S): New function.
10918 * stringpool.c (string_stack): Remove.
10919 (init_stringpool): Update.
10920 (ggc_alloc_string): Use ggc_alloc.
10921 (maybe_delete_ident): New function.
10922 (ggc_purge_stringpool): Likewise.
10923 (gt_ggc_m_S): Remove.
10924 * ggc-common.c (ggc_protect_identifiers): New global.
10925 (ggc_mark_roots): Call ggc_purge_stringpool. Use
10926 ggc_protect_identifiers.
10927 * ggc.h (ggc_protect_identifiers): Declare.
10928 (gt_ggc_m_S): Update.
10929 (ggc_purge_stringpool): Declare.
10930 * toplev.c (compile_file): Set and reset ggc_protect_identifiers.
10931 * gengtype.c (write_types_process_field) <TYPE_STRING>: Remove
10933 (write_root): Cast gt_ggc_m_S to gt_pointer_walker.
10935 2008-05-21 David S. Miller <davem@davemloft.net>
10937 * config.gcc (sparc-*-linux*): Always include sparc/t-linux in
10940 2008-05-21 Eric Botcazou <ebotcazou@adacore.com>
10942 * cfgexpand.c (tree_expand_cfg): Zap the EH throw statement table
10945 2008-05-20 David Daney <ddaney@avtrex.com>
10947 * config/mips/mips.md (UNSPEC_SYNC_NEW_OP_12,
10948 UNSPEC_SYNC_OLD_OP_12, UNSPEC_SYNC_EXCHANGE_12): New define_constants.
10949 (UNSPEC_SYNC_EXCHANGE, UNSPEC_MEMORY_BARRIER, UNSPEC_SET_GOT_VERSION,
10950 UNSPEC_UPDATE_GOT_VERSION): Renumber.
10951 (optab, insn): Add 'plus' and 'minus' to define_code_attr.
10952 (atomic_hiqi_op): New define_code_iterator.
10953 (sync_compare_and_swap<mode>): Call mips_expand_atomic_qihi instead of
10954 mips_expand_compare_and_swap_12.
10955 (compare_and_swap_12): Use MIPS_COMPARE_AND_SWAP_12 instead of
10956 MIPS_COMPARE_AND_SWAP_12_0. Pass argument to MIPS_COMPARE_AND_SWAP_12.
10957 (sync_<optab><mode>, sync_old_<optab><mode>,
10958 sync_new_<optab><mode>, sync_nand<mode>, sync_old_nand<mode>,
10959 sync_new_nand<mode>): New define_expands for HI and QI mode operands.
10960 (sync_<optab>_12, sync_old_<optab>_12, sync_new_<optab>_12,
10961 sync_nand_12, sync_old_nand_12, sync_new_nand_12): New insns.
10962 (sync_lock_test_and_set<mode>): New define_expand for HI and QI modes.
10963 (test_and_set_12): New insn.
10964 (sync_old_add<mode>, sync_new_add<mode>, sync_old_<optab><mode>,
10965 sync_new_<optab><mode>, sync_old_nand<mode>,
10966 sync_new_nand<mode>, sync_lock_test_and_set<mode>): Add early
10967 clobber to operand 0 for SI and DI mode insns.
10968 * config/mips/mips-protos.h (mips_gen_fn_6, mips_gen_fn_5,
10969 mips_gen_fn_4): New typedefs.
10970 (mips_gen_fn_ptrs): Define new union type.
10971 (mips_expand_compare_and_swap_12): Remove declaration.
10972 (mips_expand_atomic_qihi): Declare function.
10973 * config/mips/mips.c (mips_expand_compare_and_swap_12): Rename to...
10974 (mips_expand_atomic_qihi): ... this. Use new generator function
10976 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP_12): Add OPS parameter.
10977 (MIPS_COMPARE_AND_SWAP_12_0): Delete macro.
10978 (MIPS_COMPARE_AND_SWAP_12_ZERO_OP, MIPS_COMPARE_AND_SWAP_12_NONZERO_OP,
10979 MIPS_SYNC_OP_12, MIPS_SYNC_OP_12_NOT_NOP,
10980 MIPS_SYNC_OP_12_NOT_NOT, MIPS_SYNC_OLD_OP_12,
10981 MIPS_SYNC_OLD_OP_12_NOT_NOP, MIPS_SYNC_OLD_OP_12_NOT_NOP_REG,
10982 MIPS_SYNC_OLD_OP_12_NOT_NOT, MIPS_SYNC_OLD_OP_12_NOT_NOT_REG,
10983 MIPS_SYNC_NEW_OP_12, MIPS_SYNC_NEW_OP_12_NOT_NOP,
10984 MIPS_SYNC_NEW_OP_12_NOT_NOT, MIPS_SYNC_EXCHANGE_12,
10985 MIPS_SYNC_EXCHANGE_12_ZERO_OP, MIPS_SYNC_EXCHANGE_12_NONZERO_OP):
10988 2008-05-20 H.J. Lu <hongjiu.lu@intel.com>
10990 * config/i386/i386.c (ix86_expand_vector_init_one_nonzero): Add
10993 2008-05-20 Anatoly Sokolov <aesok@post.ru>
10995 * config/avr/avr.h (machine_function): Add 'is_OS_main' field.
10996 * config/avr/avr.c (avr_OS_main_function_p): Add new function.
10997 (avr_attribute_table): Add 'OS_main' function attribute.
10998 (avr_regs_to_save, expand_prologue, expand_epilogue): Handle
10999 functions with 'OS_main' attribute.
11001 2008-05-20 Richard Guenther <rguenther@suse.de>
11003 PR tree-optimization/35204
11004 * tree-ssa-sccvn.c (extract_and_process_scc_for_name): New
11005 helper, split out from ...
11006 (DFS): ... here. Make the DFS walk non-recursive.
11008 2008-05-20 Sebastian Pop <sebastian.pop@amd.com>
11009 Jan Sjodin <jan.sjodin@amd.com>
11011 PR tree-optimization/36181
11012 * tree-parloops.c (loop_has_vector_phi_nodes): New.
11013 (parallelize_loops): Don't parallelize when the loop has vector
11016 2008-05-20 Jan Sjodin <jan.sjodin@amd.com>
11017 Sebastian Pop <sebastian.pop@amd.com>
11019 * tree-loop-linear.c (gather_interchange_stats): Look in the access
11020 matrix, and never look at the tree representation of the memory
11022 (linear_transform_loops): Computes parameters and access matrices.
11023 * tree-data-ref.c (compute_data_dependences_for_loop): Returns false
11025 (access_matrix_get_index_for_parameter): New.
11026 * tree-data-ref.h (struct access_matrix): New.
11027 (AM_LOOP_NEST_NUM, AM_NB_INDUCTION_VARS, AM_PARAMETERS, AM_MATRIX,
11028 AM_NB_PARAMETERS, AM_CONST_COLUMN_INDEX, AM_NB_COLUMNS,
11029 AM_GET_SUBSCRIPT_ACCESS_VECTOR, AM_GET_ACCESS_MATRIX_ELEMENT,
11030 am_vector_index_for_loop): New.
11031 (struct data_reference): Add field access_matrix.
11032 (DR_ACCESS_MATRIX): New.
11033 (compute_data_dependences_for_loop): Update declaration.
11034 (lambda_collect_parameters, lambda_compute_access_matrices): Declared.
11035 * lambda.h (lambda_vector_vec_p): Declared.
11036 * lambda-code.c: Depend on pointer-set.h.
11037 (lambda_collect_parameters_from_af, lambda_collect_parameters,
11038 av_for_af_base, av_for_af, build_access_matrix,
11039 lambda_compute_access_matrices): New.
11040 * Makefile.in (lambda-code.o): Depend on pointer-set.h.
11042 2008-05-20 Joseph Myers <joseph@codesourcery.com>
11044 * doc/install.texi2html: Generate gcc-vers.texi in $DESTDIR not
11045 $SOURCEDIR/include.
11047 2008-05-20 Jan Sjodin <jan.sjodin@amd.com>
11048 Sebastian Pop <sebastian.pop@amd.com>
11050 PR tree-optimization/36206
11051 * tree-scalar-evolution.c: Remove enum INSERT_SUPERLOOP_CHRECS,
11053 (instantiate_scev_1): Rename flags to fold_conversions.
11054 Do not check for INSERT_SUPERLOOP_CHRECS, keep SSA_NAMEs defined
11055 outeside instantiation_loop.
11056 * tree-chrec.h (evolution_function_is_affine_in_loop): New.
11057 (evolution_function_is_affine_or_constant_p): Removed.
11058 * tree-data-ref.c (dr_analyze_indices): Replace resolve_mixers with
11060 (analyze_siv_subscript): Pass in the loop nest number.
11061 Call evolution_function_is_affine_in_loop instead of
11062 evolution_function_is_affine_p.
11063 (analyze_overlapping_iterations): Pass in the loop nest number.
11065 2008-05-20 Jan Sjodin <jan.sjodin@amd.com>
11066 Sebastian Pop <sebastian.pop@amd.com>
11068 PR tree-optimization/36206
11069 * tree-chrec.h (chrec_fold_op): New.
11070 * tree-data-ref.c (initialize_matrix_A): Traverse NOP_EXPR, PLUS_EXPR,
11073 2008-05-20 Nathan Sidwell <nathan@codesourcery.com>
11075 * c-incpath.c (INO_T_EQ): Do not define on non-inode systems.
11077 (remove_duplicates): Do not set inode on non-inode systems.
11080 2008-05-20 Sandra Loosemore <sandra@codesourcery.com>
11082 * config.gcc (tm_file): Update comments about relative pathnames.
11084 2008-05-20 Richard Guenther <rguenther@suse.de>
11086 * tree-ssa-reassoc.c (fini_reassoc): Use the statistics infrastructure.
11087 * tree-ssa-sccvn.c (process_scc): Likewise.
11088 * tree-ssa-sink.c (execute_sink_code): Likewise.
11089 * tree-ssa-threadupdate.c (thread_through_all_blocks): Likewise.
11090 * tree-vrp.c (process_assert_insertions): Likewise.
11091 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Likewise.
11092 (perform_tree_ssa_dce): Likewise.
11093 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Likewise.
11094 (dump_dominator_optimization_stats): Likewise.
11095 * tree-vectorizer.c (vectorize_loops): Likewise.
11097 2008-05-20 Richard Guenther <rguenther@suse.de>
11099 * tree-vn.c (vn_lookup_with_vuses): Do not use the alias oracle.
11101 2008-05-20 Kai Tietz <kai.tietz@onevision.com>
11103 * config/i386/i386-protos.h (ix86_return_in_memory): Removed.
11104 (ix86_i386elf_return_in_memory): Likewise.
11105 (ix86_i386interix_return_in_memory): Likewise.
11106 * config/i386/i386-interix.h (TARGET_RETURN_IN_MEMORY): Removed.
11107 (SUBTARGET_RETURN_IN_MEMORY): New.
11108 * config/i386/i386elf.h: Likewise.
11109 * config/i386/ptx4-i.h: Likewise.
11110 * config/i386/sol2-10.h: Likewise.
11111 * config/i386/sysv4.h: Likewise.
11112 * config/i386/vx-common.h: Likewise.
11113 * config/i386/i386.h (TARGET_RETURN_IN_MEMORY): Removed.
11114 * config/i386/i386.c (ix86_return_in_memory): Made static and
11115 make use of optional SUBTARGET_RETURN_IN_MEMORY macro.
11116 (ix86_i386elf_return_in_memory): Removed.
11117 (ix86_i386interix_return_in_memory): Removed.
11118 (TARGET_RETURN_IN_MEMORY): Declared within i386.c only.
11119 * target-def.h (TARGET_RETURN_IN_MEMORY): Remove protection #ifdef.
11121 2008-05-20 Alexandre Oliva <aoliva@redhat.com>
11123 * cselib.c (cselib_record_sets): Use correct mode for IF_THEN_ELSE.
11125 2008-05-19 Xinliang David Li <davidxl@google.com>
11127 * tree-ssa-dce.c: Revert patches of 2008-05-17 and 2008-05-18.
11129 * common.opt: Ditto.
11130 * doc/invoke.texi: Ditto.
11132 2008-05-19 Eric Botcazou <ebotcazou@adacore.com>
11134 * tree.c (substitute_in_expr) <tcc_vl_exp>: Fix thinko.
11135 (substitute_placeholder_in_expr) <tcc_vl_exp>: Minor tweak.
11137 2008-05-19 H.J. Lu <hongjiu.lu@intel.com>
11139 * config/i386/i386.c (ix86_expand_vector_init_concat): Change
11140 sizes of operand array from 8/4 to 4/2.
11141 (ix86_expand_vector_init_general): Change size of operand array
11142 from 32 to 16. Remove op0, op1 and half_mode.
11144 2008-05-19 H.J. Lu <hongjiu.lu@intel.com>
11146 * config/i386/i386.c (ix86_expand_vector_init_concat): New.
11147 (ix86_expand_vector_init_interleave): Likewise.
11148 (ix86_expand_vector_init_general): Use them. Assert
11149 word_mode == SImode when n_words == 4.
11151 2008-05-19 Uros Bizjak <ubizjak@gmail.com>
11153 * config/i386/i386.c (ix86_secondary_reload): New static function.
11154 (TARGET_SECONDARY_RELOAD): New define.
11155 * config/i386/i386.h (SECONDARY_OUTPUT_RELOAD_CLASS): Remove.
11156 * config/i386/i386.md (reload_outqi): Remove.
11158 2008-05-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11160 PR middle-end/35509
11161 * builtins.c (mathfn_built_in_1): Renamed from mathfn_built_in.
11162 Add `implicit' parameter. Handle BUILT_IN_SIGNBIT.
11163 (mathfn_built_in): Rewrite in terms of mathfn_built_in_1.
11164 (fold_builtin_classify): Handle BUILT_IN_ISINF_SIGN.
11165 (fold_builtin_1): Likewise.
11166 * builtins.def (BUILT_IN_ISINF_SIGN): New.
11167 c-common.c (check_builtin_function_arguments): Handle
11168 BUILT_IN_ISINF_SIGN.
11169 * doc/extend.texi: Document __builtin_isinf_sign.
11170 * fold-const.c (operand_equal_p): Handle COND_EXPR.
11172 2008-05-18 Eric Botcazou <ebotcazou@adacore.com>
11174 * tree-ssa-dom.c (tree_ssa_dominator_optimize): If some blocks need
11175 EH cleanup at the end of the pass, search for those that have been
11176 turned into forwarder blocks and do the cleanup on their successor.
11178 2008-05-18 Richard Guenther <rguenther@suse.de>
11180 * tree-cfg.c (verify_gimple_expr): Allow conversions from
11181 pointers to sizetype and vice versa.
11183 2008-05-18 Xinliang David Li <davidxl@google.com>
11185 * gcc/tree-ssa-dce.c: Coding style fix.
11186 (check_pow): Documentation comment.
11187 (check_log): Documenation comment. Coding style fix.
11188 (is_unnecessary_except_errno_call): Ditto.
11189 (gen_conditions_for_pow): Ditto.
11190 (gen_conditions_for_log): Ditto.
11191 (gen_shrink_wrap_conditions): Ditto.
11192 (shrink_wrap_one_built_in_calls): Ditto.
11193 * gcc/doc/invoke.texi: Better documentation string.
11194 * ChangeLog: Fix wrong change log entries from
11195 May 17 checkin on function call DCE.
11197 2008-05-17 Kaz Kojima <kkojima@gcc.gnu.org>
11199 * config/sh/sh.c (sh_output_mi_thunk): Update the use of init_flow.
11201 2008-05-17 Kenneth Zadeck <zadeck@naturalbridge.com>
11203 * doc/rtl.texi (RTL_CONST_CALL_P, RTL_PURE_CALL_P): Fixed typos.
11204 * df-problems.c (simulation routines): Fixed block comment to
11205 properly say how to add forwards scanning functions.
11207 2008-05-17 Eric Botcazou <ebotcazou@adacore.com>
11209 * tree-inline.c (setup_one_parameter): Remove dead code.
11211 2008-05-17 Eric Botcazou <ebotcazou@adacore.com>
11213 * fold-const.c (fold_unary) <CASE_CONVERT>: Fold the cast into
11214 a BIT_AND_EXPR only for an INTEGER_TYPE.
11216 2008-05-17 Xinliang David Li <davidxl@google.com>
11218 * gcc/tree-ssa-dce.c (cond_dead_built_in_calls): New static variable.
11219 (check_pow, check_log, is_unnecessary_except_errno_call): New
11220 functions to check for eliminating math functions that are pure
11221 except for setting errno.
11222 (gen_conditions_for_pow, gen_conditionas_for_log): New functions to
11223 general condition expressions for shrink-wrapping pow/log calls.
11224 (gen_shrink_wrap_conditions): Ditto.
11225 (shrink_wrap_one_built_in_call): Ditto.
11226 (shrink_wrap_conditional_dead_built_in_calls): Ditto.
11227 (mark_operand_necessary): If debugging, output if OP is necessary.
11228 (eliminate_unnecessary_stmts): Eliminate pow, log calls that are
11230 * gcc/opts.c (decode_options): set flag_tree_builtin_dce to 1 when
11232 * gcc/common.opt: New user flag -ftree-builtin-dce.
11233 * gcc/doc/invoke.texi (-ftree-builtin-dce): New option.
11235 2008-05-16 David S. Miller <davem@davemloft.net>
11237 * config/sparc/linux.h (NO_PROFILE_COUNTERS): Undef before overriding.
11238 * config/sparc/linux64.h (NO_PROFILE_COUNTERS): Likewise.
11240 2008-05-16 Uros Bizjak <ubizjak@gmail.com>
11243 * config/i386/i386.h (SECONDARY_MEMORY_NEEDED_MODE): New define.
11245 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
11247 * ifcvt.c (dead_or_predicable): Rename
11248 df_simulate_one_insn_backwards to df_simulate_one_insn.
11249 * recog.c (peephole2_optimize): Ditto.
11250 * rtl-factoring.c (collect_pattern_seqs, clear_regs_live_in_seq):
11252 * df.h: Rename df_simulate_one_insn_backwards to
11253 df_simulate_one_insn. and delete df_simulate_one_insn_forwards.
11254 * df-problems.c (df_simulate_artificial_refs_at_top) Reversed
11255 scanning of defs and uses.
11256 (df_simulate_one_insn_backwards): Renamed to df_simulate_one_insn.
11257 (df_simulate_one_insn_forwards): Removed.
11259 2008-05-16 Doug Kwan <dougkwan@google.com>
11261 * real.c (real_to_decimal, real_to_hexadecimal): Distinguish
11263 (real_from_string): Handle NaNs and Inf as approriate.
11265 2008-05-16 Nathan Froyd <froydnj@codesourcery.com>
11267 * doc/gty.texi (Source Files Containing Type Information): Note
11268 that headers should appear first in the gtfiles list.
11270 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
11272 * tree.def (COND_EXEC): Properly documented this code.
11274 2008-05-16 Diego Novillo <dnovillo@google.com>
11276 * dwarf2asm.c (dw2_assemble_integer): Clarify comment.
11277 * tree-nested.c (get_trampoline_type): Set DECL_CONTEXT for
11280 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
11282 * tree-ssa-dse (max_stmt_uid): Removed.
11283 (get_stmt_uid, dse_possible_dead_store_p, dse_optimize_stmt,
11284 tree_ssa_dse): Encapsulate all uses of stmt_ann->uid.
11285 * tree-ssa-sccvn.c (compare_ops, init_scc_vn): Ditto.
11286 * function.h (cfun.last_stmt_uid): New field.
11287 * tree-flow-inline.h (set_gimple_stmt_uid, gimple_stmt_uid,
11288 gimple_stmt_max_uid, set_gimple_stmt_max_uid, inc_gimple_stmt_max_uid):
11290 * tree-dfa.c (renumber_gimple_stmt_uids): New function.
11291 (create_stmt_ann): Initialize the ann->uid field.
11292 * tree-ssa-pre.c (compute_avail): Encapsulate the stmt_ann->uid
11294 * tree-flow.h (renumber_gimple_stmt_uids): New function.
11296 2008-05-16 Nathan Froyd <froydnj@codesourcery.com>
11298 * tree-flow.h (init_empty_tree_cfg_for_function): Declare.
11299 * tree-cfg.c (init_empty_tree_cfg_for_function): Define.
11300 (init_empty_tree_cfg): Call it.
11302 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
11304 * cfg.c (init_flow): Add argument THE_FUN. Use it instead of cfun.
11307 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
11309 * doc/invoke.text (-fdump-tree-*-verbose): New option.
11310 * tree-dump.c (dump_options): New verbose option.
11311 * tree-pretty-print.c (dump_phi_nodes, dump_generic_bb_buff):
11313 * tree-pass.h (TDF_VERBOSE): New dump flag.
11314 * print-tree.c (print_node): Added code to be able to print PHI_NODES.
11315 (tree-flow.h): Added include.
11316 * Makefile.in (print-tree.o): Added TREE_FLOW_H.
11318 2008-05-16 Bernd Schmidt <bernd.schmidt@analog.com>
11320 * config/bfin/bfin.c (bfin_discover_loops): Delete empty loops.
11322 From Jie Zhang <jie.zhang@analog.com>
11323 * config/bfin/t-bfin-elf (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
11324 MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Remove mcpu=bf532-0.3,
11325 mcpu=bf561-none and mcpu=bf561-0.2.
11326 * config/bfin/t-bfin-uclinux (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
11327 MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Likewise.
11328 * config/bfin/t-bfin-linux (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
11329 MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Likewise.
11330 * config/bfin/bfin-protos.h (enum bfin_cpu_type): Add BFIN_CPU_UNKNOWN.
11331 * config/bfin/elf.h (STARTFILE_SPEC): Use specific CRT for BF561.
11332 (LIB_SPEC): Use proper linker script for bf561. Error if no mcpu
11334 * config/bfin/bfin.c (bfin_cpu_type): Set to BFIN_CPU_UNKNOWN.
11335 (cputype_selected): Remove.
11336 (bfin_handle_option): Don't use cputype_selected.
11337 (override_options): When no mcpu option, enable all workarounds.
11338 Don't use bfin_workarounds.
11339 * config/bfin/bfin.h (DRIVER_SELF_SPECS): Don't set default
11341 (DEFAULT_CPU_TYPE): Don't define.
11343 2008-05-16 Richard Guenther <rguenther@suse.de>
11345 * tree-ssa-propagate.c (substitute_and_fold): Fix stmt walking
11346 on deletion of the last stmt.
11348 2008-05-15 H.J. Lu <hongjiu.lu@intel.com>
11350 * config/i386/i386.c (ix86_expand_vector_init_general): Optimize
11351 V8HImode for SSE2 and V16QImode for SSE4.1.
11353 2008-05-15 Kenneth Zadeck <zadeck@naturalbridge.com>
11355 * cgraph.h (compute_inline_parameters): Made public.
11356 * tree-pass.h (ipa_opt_pass): Removed function_generate_summary,
11357 variable_generate_summary, function_write_summary,
11358 variable_write_summary, variable_read_summary. Added generate_summary,
11359 write_summary, read_summary.
11360 * cgraphunit.c (cgraph_process_new_functions): Changed call from
11361 pass_ipa_inline.function_generate_summary, to
11362 compute_inline_parameters.
11363 * ipa-inline.c (compute_inline_parameters): Made public and added
11365 (compute_inline_parameters_for_current): New function.
11366 (pass_inline_param): Now calls compute_inline_parameters_for_current.
11367 (inline_generate_summary): Removed parameter and made to loop over
11369 (pass_ipa_inline): Updated for new IPA_PASS structure.
11370 * passes.c (execute_ipa_summary_passes): Now is called once per
11371 pass rather than once per node*pass.
11373 2008-05-15 Anatoly Sokolov <aesok@post.ru>
11375 * config/avr/avr.c (avr_base_arch_macro, avr_have_movw_lpmx_p,
11376 avr_have_mul_p, avr_asm_only_p): Remove variables.
11377 (avr_override_options): Remove initialization of removed variables.
11378 (avr_file_start): Convert removed variables to fields of
11379 'struct base_arch_s *avr_current_arch'.
11380 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): (Ditto.).
11381 (AVR_HAVE_MUL): (Ditto.).
11382 (AVR_HAVE_MOVW): (Ditto.).
11383 (AVR_HAVE_LPMX): (Ditto.).
11384 (avr_base_arch_macro, avr_have_movw_lpmx_p, avr_have_mul_p,
11385 avr_asm_only_p): Remove declaration.
11387 2008-05-15 Diego Novillo <dnovillo@google.com>
11389 * config/arm/arm.c (arm_return_in_memory): Fix return type.
11390 * config/arm/arm-protos.h (arm_return_in_memory): Likewise.
11392 2008-05-15 Adam Nemet <anemet@caviumnetworks.com>
11394 PR middle-end/36194
11395 * combine.c (check_conversion): Rename back to check_promoted_subreg.
11396 Don't call record_truncated_value from here.
11397 (record_truncated_value): Turn it into a for_each_rtx callback.
11398 (record_truncated_values): New function.
11399 (combine_instructions): Call note_uses with record_truncated_values.
11400 Change name of check_conversion to check_promoted_subreg.
11402 2008-05-15 Janis Johnson <janis187@us.ibm.com>
11404 * doc/sourcebuild.texi: Document support for torture tests.
11406 2008-05-15 Uros Bizjak <ubizjak@gmail.com>
11408 * config/i386/sse.md (*vec_concatv2sf_sse4_1): Add "m" constraint
11409 to alternative 4 of operand 2.
11411 2008-05-15 Richard Guenther <rguenther@suse.de>
11413 * tree-pass.h (current_pass): Declare.
11414 (get_pass_for_id): Likewise.
11415 * passes.c (passes_by_id, passes_by_id_size): New globals.
11416 (set_pass_for_id): New function.
11417 (get_pass_for_id): Likewise.
11418 (register_one_dump_file): Use set_pass_for_id to populate passes_by_id.
11419 (execute_function_todo): Flush per function statistics.
11420 * toplev.c (compile_file): Init statistics.
11421 (general_init): Do early statistics initialization.
11422 (finalize): Finish statistics.
11423 * statistics.h (statistics_early_init): Declare.
11424 (statistics_init): Likewise.
11425 (statistics_fini): Likewise.
11426 (statistics_fini_pass): Likewise.
11427 (statistics_counter_event): Likewise.
11428 (statistics_histogram_event): Likewise.
11429 * statistics.c: New file.
11430 * Makefile.in (OBJS-common): Add statistics.o.
11431 (statistics.o): Add dependencies.
11432 * doc/invoke.texi (-fdump-statistics): Document.
11434 * tree-ssa-pre.c (compute_antic): Use statistics_histogram_event.
11435 (insert): Likewise.
11436 (execute_pre): Use statistics_counter_event.
11437 * tree-ssa-propagate.c (struct prop_stats_d): Add num_dce field.
11438 (substitute_and_fold): Increment it. Use statistics_counter_event.
11440 2008-05-15 Diego Novillo <dnovillo@google.com>
11442 http://gcc.gnu.org/ml/gcc-patches/2008-05/msg00893.html
11444 * treestruct.def (TS_STRUCT_FIELD_TAG): Remove.
11445 * tree-ssa-alias.c (new_type_alias): Remove references to
11446 sub-variables from comment.
11447 * tree-ssa-operands.c (swap_tree_operands): Likewise.
11449 2008-05-15 H.J. Lu <hongjiu.lu@intel.com>
11451 * config/i386/sse.md (*vec_concatv2sf_sse4_1): Set prefix_extra
11452 attribute to 1 only for insertps alternative.
11454 2008-05-15 Bernd Schmidt <bernd.schmidt@analog.com>
11456 * config/bfin/bfin.md (loadbytes): New pattern.
11457 * config/bfin/bfin.c (enum bfin_builtins): Add BFIN_BUILTIN_LOADBYTES.
11458 (bfin_init_builtins): Initialize it.
11459 (bdesc_1arg): Add it.
11461 2008-05-15 Sa Liu <saliu@de.ibm.com>
11463 * testsuite/gfortran.dg/c_kind_int128_test1.f03: New.
11464 * testsuite/gfortran.dg/c_kind_int128_test2.f03: New.
11465 * testsuite/lib/target-supports.exp: Add
11466 check_effective_target_fortran_integer_16.
11468 2008-05-15 Bernd Schmidt <bernd.schmidt@analog.com>
11470 * config/bfin/bfin.h (TARGET_RETURN_IN_MEMORY): Don't define here.
11471 * config/bfin/bfin-protos.h (bfin_return_in_memory): Don't declare.
11472 * config/bfin/bfin.c (bfin_return_in_memory): Now static. Return bool.
11473 (TARGET_RETURN_IN_MEMORY): Define.
11475 2008-05-15 Richard Guenther <rguenther@suse.de>
11477 PR middle-end/36244
11478 * tree-ssa-alias.c (new_type_alias): Do not set TREE_READONLY.
11479 * tree-flow-inline.h (unmodifiable_var_p): Memory tags never
11480 represent unmodifiable vars.
11482 2008-05-15 Richard Guenther <rguenther@suse.de>
11484 * tree-dfa.c (refs_may_alias_p): Allow all kinds of
11485 INDIRECT_REF and TARGET_MEM_REF.
11486 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle
11489 2008-05-15 Uros Bizjak <ubizjak@gmail.com>
11490 H.J. Lu <hongjiu.lu@intel.com>
11492 * config/i386/sse.md (*vec_concatv2sf_sse4_1): New insn pattern.
11493 (*vec_concatv2si_sse4_1): Use vector_move_operand predicate
11494 for operand 2. Remove pinsr{q,d} with 0x0 immediate operand from
11495 insn alternatives. Add missing alternatives.
11496 (*vec_concatv2di_rex64_sse4_1): Likewise.
11497 (*vec_concatv2si_sse2): Use "x" register constraint instead of "Y2".
11498 (*vec_concatv2di_rex64_sse): Rename from *vec_concatv2di_rex64.
11499 Require TARGET_SSE.
11501 2008-05-15 Richard Guenther <rguenther@suse.de>
11503 PR tree-optimization/36009
11504 PR tree-optimization/36204
11505 * tree-ssa-loop-im.c (tree-ssa-propagate.h): Include.
11506 (determine_invariantness_stmt): Record the loop a store is
11507 always executed in.
11508 * Makefile.in (tree-ssa-loop-im.o): Add tree-ssa-propagate.h
11511 2008-05-15 Richard Guenther <rguenther@suse.de>
11513 PR tree-optimization/34330
11514 * tree-ssa-alias.c (get_smt_for): Only assert that accesses
11515 through the pointer will alias the SMT.
11517 2008-05-14 Andreas Tobler <a.tobler@schweiz.org>
11519 * config/sparc/sparc.h (NO_PROFILE_COUNTERS): Define as 0.
11521 2008-05-14 H.J. Lu <hongjiu.lu@intel.com>
11523 * config/i386/sse.md (*sse4_1_pinsrq): Make it 64bit only.
11525 2008-05-14 Michael Meissner <michael.meissner@amd.com>
11526 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
11528 * optabs.h (optab_index): Add OTI_vashl, OTI_vlshr, OTI_vashr,
11529 OTI_vrotl, OTI_vrotr to support vector/vector shifts.
11530 (vashl_optab): New optab for vector/vector shifts.
11531 (vashr_optab): Ditto.
11532 (vlshr_optab): Ditto.
11533 (vrotl_optab): Ditto.
11534 (vrotr_optab): Ditto.
11535 (optab_subtype): New enum for optab_for_tree_code call.
11536 (optab_for_tree_code): Add enum optab_subtype argument.
11538 * optabs.c (optab_for_tree_code): Take an additional argument to
11539 distinguish between a vector shift by a scalar and vector shift by
11540 a vector. Make lshr/ashr/ashl/rotl/rotr optabs just vector
11541 shifted by a scalar. Use vlshr/vashr/vashl/vrotl/vrotr for the
11542 vector shift by a vector.
11543 (expand_widen_pattern_expr): Pass additional argument to
11544 optab_for_tree_code.
11546 * genopinit.c (optabs): Add vashr_optab, vashl_optab, vlshr_optab,
11547 vrotl_optab, vrotr_optab.
11549 * expr.c (expand_expr_real_1): Update calls to
11550 optab_for_tree_code to distinguish between vector shifted by a
11551 scalar and vector shifted by a vector.
11552 * tree-vectorizer.c (supportable_widening_operation): Ditto.
11553 (supportable_narrowing_operation): Ditto.
11554 * tree-vect-analyze.c (vect_build_slp_tree): Ditto.
11555 * tree-vect-patterns.c (vect_pattern_recog_1): Ditto.
11556 * tree-vect-transform.c (vect_model_reduction_cost): Ditto.
11557 (vect_create_epilog_for_reduction): Ditto.
11558 (vectorizable_reduction): Ditto.
11559 (vectorizable_operation): Ditto.
11560 (vect_strided_store_supported): Ditto.
11561 (vect_strided_load_supported): Ditto.
11562 * tree-vect-generic.c (expand_vector_operations_1): Ditto.
11563 * expmed.c (expand_shift): Ditto.
11565 * doc/md.texi (ashl@var{m}3): Document that operand 2 is always a
11567 (ashr@var{m}3): Ditto.
11568 (vashl@var{m}3): Document new vector/vector shift standard name.
11569 (vashr@var{m}3): Ditto.
11570 (vlshr@var{m}3): Ditto.
11571 (vrotl@var{m}3): Ditto.
11572 (vrotr@var{m}3): Ditto.
11574 * config/i386/i386.md (PPERM_SRC): Move PPERM masks here from i386.c.
11575 (PPERM_INVERT): Ditto.
11576 (PPERM_REVERSE): Ditto.
11577 (PPERM_REV_INV): Ditto.
11578 (PPERM_ZERO): Ditto.
11579 (PPERM_ONES): Ditto.
11580 (PPERM_SIGN): Ditto.
11581 (PPERM_INV_SIGN): Ditto.
11582 (PPERM_SRC1): Ditto.
11583 (PPERM_SRC2): Ditto.
11585 * config/i386/sse.md (mulv2di3): Add SSE5 support.
11586 (sse5_pmacsdql_mem): New SSE5 define_and_split that temporarily
11587 allows a memory operand to be the value being added, and split it
11588 to improve vectorization.
11589 (sse5_pmacsdqh_mem): Ditto.
11590 (sse5_mulv2div2di3_low): SSE5 32-bit multiply and extend function.
11591 (sse5_mulv2div2di3_high): Ditto.
11592 (vec_pack_trunc_v8hi): Add SSE5 pperm support.
11593 (vec_pack_trunc_v4si): Ditto.
11594 (vec_pack_trunc_v2di): Ditto.
11595 (sse5_pcmov_<mode>): Remove code that tried to use use
11596 andps/andnps instead of pcmov.
11597 (vec_widen_smult_hi_v4si): If we have SSE5, use the pmacsdql and
11598 pmacsdqh instructions.
11599 (vec_widen_smult_lo_v4si): Ditto.
11601 * config/i386/i386.c (PPERM_SRC): Move PPERM masks to i386.md.
11602 (PPERM_INVERT): Ditto.
11603 (PPERM_REVERSE): Ditto.
11604 (PPERM_REV_INV): Ditto.
11605 (PPERM_ZERO): Ditto.
11606 (PPERM_ONES): Ditto.
11607 (PPERM_SIGN): Ditto.
11608 (PPERM_INV_SIGN): Ditto.
11609 (PPERM_SRC1): Ditto.
11610 (PPERM_SRC2): Ditto.
11611 (ix86_expand_sse_movcc): Move the SSE5 test after the if
11613 (ix86_expand_int_vcond): If SSE5 generate all possible integer
11615 (ix86_sse5_valid_op_p): Allow num_memory to be negative, which
11616 says ignore whether the last reference is a memory operand.
11618 2008-05-14 Michael Meissner <michael.meissner@amd.com>
11619 Paolo Bonzini <bonzini at gnu dot org>
11621 * config/rs6000/rs6000.c (bdesc_2arg): Change the names of vector
11624 * config/rs6000/altivec.md (vashl<mode>3): Rename from ashl<mode>3.
11625 (vlshr<mode>3): Rename from vlshr<mode>3.
11626 (vashr<mode>3): Rename from vashr<mode>3.
11627 (mulv4sf3): Change the names of vector shift patterns.
11631 * config/spu/spu.c (spu_initialize_trampoline): Rename vector
11634 * config/spu/spu-builtins.def (SI_SHLH): Rename vector shift insns.
11659 * config/spu/spu.md (v): New iterator macro to add v for vector types.
11660 (floatunssidf2_internal): Change vector/vector shift names.
11661 (floatunsdidf2_internal): Ditto.
11668 (vashl<mode>3): Rename from ashl<mode>3.
11669 (vashr<mode>3): Rename from ashr<mode>3.
11670 (vlshr<mode>3): Rename from lshr<mode>3.
11671 (vrotl<mode>3): Rename from rotl<mode>3.
11673 2008-05-14 Michael Meissner <michael.meissner@amd.com>
11676 * config/i386/sse.md (vec_widen_smult_hi_v4si): Delete, using unsigned
11677 multiply gives the wrong value when doing widening multiplies.
11678 (vec_widen_smult_lo_v4si): Ditto.
11680 2008-05-14 Kenneth Zadeck <zadeck@naturalbridge.com>
11682 * optabs.c (prepare_cmp_insn): Changed LCT_PURE_MAKE_BLOCK to
11683 LCT_PURE and LCT_CONST_MAKE_BLOCK to LCT_CONST in calls to
11684 emit_library_call_value.
11685 * builtins.c (expand_builtin_powi, expand_builtin_memcmp): Ditto.
11686 * tree.h (ECF_LIBCALL_BLOCK): Removed.
11687 * calls.c (initialize_argument_information, precompute_arguments,
11688 expand_call, emit_library_call_value_1): Remove ECF_LIBCALL_BLOCK.
11689 (precompute_arguments): Removed flags parameter.
11690 * rtl.h (LCT_CONST_MAKE_BLOCK, LCT_PURE_MAKE_BLOCK): Removed.
11692 2008-05-14 Richard Guenther <rguenther@suse.de>
11694 * tree-ssa-dse.c (dse_possible_dead_store_p): Remove dead code.
11695 Make sure to register the store if the use is a PHI_NODE.
11697 2008-05-14 Olivier Hainque <hainque@adacore.com>
11699 * expr.c (expand_expr_real_1) <normal_inner_ref>: Force op0 to
11700 memory if the component is to be referenced in BLKmode according
11701 to get_inner_reference.
11703 2008-05-14 Adam Nemet <anemet@caviumnetworks.com>
11705 * calls.c (emit_library_call_value_1): Restore code clearing
11706 ECF_LIBCALL_BLOCK to ensure that we only call end_sequence once.
11708 2008-05-14 Olivier Hainque <hainque@adacore.com>
11709 Nicolas Roche <roche@adacore.com>
11711 * configure.ac: Add support for a "gcc_subdir" variable in
11712 config-lang.in, to denote a subdirectory where the language/GCC
11713 integration files are to be found.
11714 * configure: Regenerate.
11716 2008-05-14 Ira Rosen <irar@il.ibm.com>
11718 PR tree-optimization/36098
11719 * tree-vect-analyze.c (vect_analyze_group_access): Set the gap
11720 value for the first load in the group in case of a gap.
11721 (vect_build_slp_tree): Check that there are no gaps in loads.
11723 2008-05-14 Kenneth Zadeck <zadeck@naturalbridge.com>
11725 * doc/rtl.texi: Removed reference to REG_NO_CONFLICT notes.
11726 * optabs.c (expand_binop, expand_absneg_bit, expand_unop,
11727 expand_copysign_bit, ): Change call to emit_no_conflict_block to
11728 emit_insn and remove unneeded code to construct extra args.
11729 (emit_no_conflict_block): Removed.
11730 * optabls.h: (emit_no_conflict_block): Removed.
11731 * cse.c (cse_extended_basic_block): Remove search for
11732 REG_NO_CONFLICT note.
11733 * global.c: Removed incorrect comment added in revision 117.
11734 * expr.c (convert_move): Change call to emit_no_conflict_block to
11736 * recog.c: Change comments so that they do not mention
11738 * local_alloc.c (combine_regs): Removed last parameter.
11739 (no_conflict_p): Removed.
11740 (block_alloc): Removed note, no_conflict_combined_regno and set
11741 local vars. Removed all code to process REG_NO_CONFLICT blocks.
11742 (combine_regs): Removed already_dead and code to look for
11743 REG_NO_CONFLICT notes.
11744 * lower_subreg (remove_retval_note): Removed code to look for
11745 REG_NO_CONFLICT block.
11746 (resolve_reg_notes): Removed REG_NO_CONFLICT case.
11747 (resolve_clobber): Remove code to process libcalls that have
11748 REG_NO_CONFLICT notes.
11749 * loop_invariant.c (find_invariant_insn): Removed REG_NO_CONFLICT
11751 * combine.c (can_combine_p, distribute_notes): Removed
11752 REG_NO_CONFLICT case.
11753 * config/cris/cris.md (movdi pattern): Changed emit_no_conflict_block
11755 * config/mn10300/mn10300.md (absdf2, negdf2 patterns): Ditto.
11756 * config/m68k/m68k.md (negdf2, negxf2, absdf2, absxf2 patterns):
11758 * reg-notes.def (NO_CONFLICT): Removed.
11760 2008-05-14 David S. Miller <davem@davemloft.net>
11762 * config/sparc/sparc.c (sparc_profile_hook): If
11763 NO_PROFILE_COUNTERS, don't generate and pass a label into mcount.
11764 * config/sparc/linux.h (NO_PROFILE_COUNTERS): Define as 1.
11765 * config/sparc/linux64.h (NO_PROFILE_COUNTERS): Likewise.
11767 2008-05-14 Andreas Krebbel <krebbel1@de.ibm.com>
11769 * cse.c (cse_cc_succs): Invoke delete_insn_and_edges.
11771 2008-05-13 Uros Bizjak <ubizjak@gmail.com>
11774 * config/i386/i386.c (ix86_expand_vector_init_general): Rearrange op0
11775 and op1 expansion before vector concat to have less live pseudos.
11777 2008-05-13 H.J. Lu <hongjiu.lu@intel.com>
11779 * config/i386/i386.c (ix86_expand_vector_init_one_nonzero): Use
11780 ix86_expand_vector_set if supported.
11782 2008-05-13 Diego Novillo <dnovillo@google.com>
11783 Kenneth Zadeck <zadeck@naturalbridge.com>
11785 http://gcc.gnu.org/ml/gcc-patches/2008-05/msg00748.html
11787 * tree.h (init_phinodes, fini_phinodes, release_phi_node,
11788 phinodes_print_statistics, init_ssanames, fini_ssanames,
11789 make_ssa_name, duplicate_ssa_name, duplicate_ssa_name_ptr_info,
11790 release_ssa_name, release_defs, replace_ssa_name_symbol,
11791 ssanames_print_statistics): Move ...
11792 * tree-flow.h: ... here.
11793 * tree-ssanames.c (init_ssanames): Add arguments FN and SIZE.
11794 Use FN instead of cfun.
11795 (make_ssa_name_fn): Rename from make_ssa_name.
11796 (pass_release_ssa_names): Add TODO_dump_func to finish flags.
11797 * tree-flow-inline.h (make_ssa_name): Move from
11798 tree-ssanames.c. Convert to static inline. Call make_ssa_name_fn.
11799 * omp-low.c (expand_omp_parallel):
11800 * tree-flow-inline.h (redirect_edge_var_map_result):
11801 * tree-ssa.c (init_tree_ssa): Add argument FN.
11802 Use it instead of cfun. Update all users.
11804 2008-05-13 Tom Tromey <tromey@redhat.com>
11806 PR preprocessor/22168:
11807 * doc/cpp.texi (Top): Update menu.
11808 (Alternatives to Wrapper #ifndef): New node.
11809 (Other Directives): Document deprecation.
11810 (Obsolete Features): Remove menu.
11811 (Assertions): Merge node into Obsolete Features.
11812 (Obsolete once-only headers): Move earlier; rename to Alternatives
11813 to Wrapper #ifndef.
11814 * doc/cppopts.texi: Update.
11815 * c.opt (Wdeprecated): Enable for C and ObjC.
11816 * doc/invoke.texi (Option Summary): Move -Wno-deprecated.
11817 (C++ Dialect Options): Move -Wno-deprecated from here to...
11818 (Warning Options): ... here.
11820 2008-05-13 Richard Guenther <rguenther@suse.de>
11822 PR middle-end/36227
11823 * fold-const.c (fold_sign_changed_comparison): Do not allow
11824 changes in pointer-ness.
11826 2008-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
11829 * config/sh/sh.c (sh_expand_prologue): Don't clear
11830 RTX_FRAME_RELATED_P for push insns.
11832 2008-05-12 Andy Hutchinson <hutchinsonandy@aim.com>
11834 * config/avr/avr.h (MAX_OFILE_ALIGNMENT): Define.
11836 2008-05-12 Anatoly Sokolov <aesok@post.ru>
11838 * config/avr/avr.h (machine_function): Add 'is_leaf' field.
11839 * config/avr/avr.c (avr_regs_to_save): Compute 'machine->is_leaf'.
11840 Use 'machine->is_leaf' instead of 'leaf_func_p'.
11842 2008-05-12 H.J. Lu <hongjiu.lu@intel.com>
11844 * config/i386/sse.md (*sse_concatv4sf): Renamed to ...
11845 (*vec_concatv4sf_sse): This.
11846 (*sse2_concatv2si): Renamed to ...
11847 (*vec_concatv2si_sse2): This.
11848 (*sse1_concatv2si): Renamed to ...
11849 (*vec_concatv2si_sse): This.
11850 (*vec_concatv2di_rex): Renamed to ...
11851 (*vec_concatv2di_rex64): This.
11852 (*vec_concatv2si_sse4_1): New.
11853 (*vec_concatv2di_rex64_sse4_1): Likewise.
11855 2008-05-12 Uros Bizjak <ubizjak@gmail.com>
11857 PR rtl-optimization/36111
11858 * recog.c (validate_replace_rtx_1): Unshare new RTL expression
11859 that was created for swappable operands.
11861 2008-05-12 Samuel Tardieu <sam@rfc1149.net>
11864 * Makefile.in: Substitute GNATMAKE and GNATBIND.
11865 * configure.ac: Add call to ACX_PROG_GNAT.
11867 2008-05-11 Volker Reichelt <v.reichelt@netcologne.de>
11869 * optc-gen.awk: Fix comment typo.
11871 2008-05-11 Aaron W. LaFramboise <aaronavay62@aaronwl.com>
11873 * pretty-print.c (pp_integer_with_precision): Use
11874 HOST_LONG_LONG_FORMAT.
11876 2008-05-10 Kenneth Zadeck <zadeck@naturalbridge.com>
11878 * gcse.c (store_killed_in_insn): Negated call to RTL_CONST_CALL_P.
11880 2008-05-10 H.J. Lu <hongjiu.lu@intel.com>
11882 * config/i386/i386.c (bdesc_ptest): Removed.
11883 (ix86_builtin_type): Add INT_FTYPE_V2DI_V2DI_PTEST.
11884 (bdesc_args): Add __builtin_ia32_ptestz128,
11885 __builtin_ia32_ptestc128 and __builtin_ia32_ptestnzc128.
11886 (ix86_init_mmx_sse_builtins): Updated.
11887 (ix86_expand_args_builtin): Handle INT_FTYPE_V2DI_V2DI_PTEST.
11888 (ix86_expand_builtin): Updated.
11890 2008-05-10 Richard Sandiford <rdsandiford@googlemail.com>
11892 * tree-cfg.c (valid_fixed_convert_types_p): New function.
11893 (verify_gimple_expr): Handle FIXED_CONVERT_EXPR.
11895 2008-05-10 Uros Bizjak <ubizjak@gmail.com>
11897 * value-prof.c (interesting_stringop_to_profile): Do not
11898 return early for BUILT_IN_MEMPCPY.
11900 2008-05-09 H.J. Lu <hongjiu.lu@intel.com>
11902 * calls.c (expand_call): Don't use callgraph to increase
11903 preferred_stack_boundary.
11905 * cgraph.h (cgraph_rtl_info): Use unsigned on
11906 preferred_incoming_stack_boundary.
11908 * final.c (rest_of_clean_state): Use unsigned on
11909 preferred_stack_boundary.
11911 2008-05-09 Tom Tromey <tromey@redhat.com>
11913 PR preprocessor/22231:
11914 * c-opts.c (sanitize_cpp_opts): Disallow -MG if compilation is
11917 2008-05-09 Uros Bizjak <ubizjak@gmail.com>
11919 PR tree-optimization/36129
11920 * tree-ssa-ccp.c: Include value-prof.h.
11921 (execute_fold_all_builtins): Call gimple_remove_stmt_histograms if
11922 built-in function was folded to a constant.
11923 * Makefile.in (tree-ssa-ccp.c): Depend on value-prof.h
11925 2008-05-09 Jan Sjodin <jan.sjodin@amd.com>
11926 Sebastian Pop <sebastian.pop@amd.com>
11928 * tree-scalar-evolution.c: Document instantiate_scev.
11929 (instantiate_parameters_1): Renamed instantiate_scev_1.
11930 Don't use the same loop for instantiation_loop and evolution_loop.
11931 (instantiate_scev): New.
11932 (instantiate_parameters): Moved...
11933 (resolve_mixers): Update call to instantiate_scev_1 to pass the
11934 same loop twice. Maintains the semantics for this function.
11935 * tree-scalar-evolution.h (instantiate_scev): Declare.
11936 (instantiate_parameters): ...here. Now static inline.
11937 * tree-data-ref.c (dr_analyze_indices): Call instantiate_scev
11938 instead of resolve_mixers.
11940 2008-05-09 Maxim Kuvyrkov <maxim@codesourcery.com>
11942 * rtl-factoring.c (collect_pattern_seqs): Fix typo.
11944 2008-05-09 Tomas Bily <tbily@suse.cz>
11946 * config/pa/pa.c (reloc_needed): Use CASE_CONVERT.
11947 * tree-cfg.c (verify_expr, verify_gimple_expr): Likewise.
11948 * tree-ssa-structalias.c (get_constraint_for): Likewise.
11949 * c-common.c (c_common_truthvalue_conversion): Likewise.
11950 * tree-object-size.c (compute_object_offset): Likewise.
11951 * tree-inline.c (estimate_num_insns_1): Likewise.
11952 * varasm.c (const_hash_1, compare_constant, copy_constant)
11953 (compute_reloc_for_constant, output_addressed_constants)
11954 (initializer_constant_valid_p): Likewise.
11955 * c-omp.c (check_omp_for_incr_expr): Likewise.
11956 * gimplify.c (gimplify_expr): Likewise.
11957 * c-typeck.c (c_finish_return): Likewise.
11958 * tree-vectorizer.c (supportable_widening_operation)
11959 (supportable_narrowing_operation): Likewise.
11960 * c-pretty-print.c (pp_c_cast_expression, pp_c_expression): Likewise.
11961 * matrix-reorg.c (can_calculate_expr_before_stmt): Likewise.
11962 * expr.c (highest_pow2_factor, expand_expr_real_1): Likewise.
11963 * dwarf2out.c (loc_descriptor_from_tree_1, add_bound_info)
11964 (descr_info_loc): Likewise.
11965 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Likewise.
11966 * fold-const.c (operand_equal_p, make_range, extract_muldiv_1)
11967 (fold_unary): Likewise.
11968 * builtins.c (get_pointer_alignment): Likewise.
11969 * tree-scalar-evolution.c (interpret_rhs_modify_stmt)
11970 (instantiate_parameters_1): Likewise.
11971 * tree.c (expr_align, stabilize_reference): Likewise.
11972 * tree-pretty-print.c (dump_generic_node, op_prio): Likewise.
11973 * tree-ssa-loop-niter.c (derive_constant_upper_bound): Likewise.
11974 * convert.c (strip_float_extensions): Use CONVERT_EXPR_P.
11975 * tree-ssa-threadedge.c (simplify_control_stmt_condition): Likewise.
11976 * config/alpha/alpha.c (va_list_skip_additions): Likewise.
11977 * c-common.c (c_alignof_expr, check_function_arguments_recurse):
11979 * tree-ssa.c (tree_ssa_useless_type_conversion): Likewise.
11980 * varasm.c (initializer_constant_valid_p, output_constant): Likewise.
11981 * tree-ssa-forwprop.c (get_prop_source_stmt, can_propagate_from)
11982 (forward_propagate_addr_expr_1, forward_propagate_addr_expr)
11983 (forward_propagate_comparison)
11984 (tree_ssa_forward_propagate_single_use_vars): Likewise.
11985 * cfgexpand.c (discover_nonconstant_array_refs_r): Likewise.
11986 * emit-rtl.c (component_ref_for_mem_expr)
11987 (set_mem_attributes_minus_bitpos): Likewise.
11988 * tree-ssa-phiopt.c (conditional_replacement): Likewise.
11989 * gimplify.c (gimplify_conversion, goa_lhs_expr_p, gimplify_expr):
11991 * c-typeck.c (default_function_array_conversion, build_indirect_ref)
11992 (build_function_call, pointer_diff, build_compound_expr)
11993 (c_finish_return): Likewise.
11994 * tree-vect-analyze.c (vect_determine_vectorization_factor): Likewise.
11995 * matrix-reorg.c (get_inner_of_cast_expr, may_flatten_matrices_1):
11997 * tree-ssa-ifcombine.c (recognize_single_bit_test): Likewise.
11998 * expr.c (is_aligning_offset): Likewise.
11999 * tree-ssa-alias.c (is_escape_site): Likewise.
12000 * tree-stdarg.c (va_list_counter_bump, check_va_list_escapes)
12001 (check_all_va_list_escapes): Likewise.
12002 * tree-ssa-loop-ivopts.c (determine_base_object)
12003 (determine_common_wider_type): Likewise.
12004 * dojump.c (do_jump): Likewise.
12005 * tree-ssa-sccvn.c (simplify_unary_expression): Likewise.
12006 * tree-gimple.c (is_gimple_cast): Likewise.
12007 * fold-const.c (decode_field_reference, )
12008 (fold_sign_changed_comparison, fold_unary, fold_comparison)
12009 (fold_binary): Likewise.
12010 * tree-ssa-alias-warnings.c (find_alias_site_helper)
12011 (already_warned_in_frontend_p): Likewise.
12012 * builtins.c (get_memory_rtx, fold_builtin_next_arg): Likewise.
12013 * tree.c (really_constant_p, get_unwidened): Likewise.
12014 * tree-ssa-loop-niter.c (expand_simple_operations): Likewise.
12015 * tree-ssa-loop-im.c (rewrite_bittest): Likewise.
12016 * tree-vrp.c (register_edge_assert_for_2, register_edge_assert_for_1):
12018 * tree.h (STRIP_NOPS, STRIP_SIGN_NOPS, STRIP_TYPE_NOPS): Use
12020 (CONVERT_EXPR_P): Define.
12021 (CASE_CONVERT): Define.
12023 2008-05-08 Kenneth Zadeck <zadeck@naturalbridge.com>
12025 PR middle-end/36117
12026 * dce.c (deletable_insn_p): Do not delete calls if df_in_progress.
12027 (delete_unmarked_insns): When deleting a call, call
12028 delete_unreachable_blocks.
12029 * rtl.texi (RTL_CONST_CALL_P, RTL_PURE_CALL_P,
12030 RTL_CONST_OR_PURE_CALL_P, RTL_LOOPING_CONST_OR_PURE_CALL_P): Fixed doc.
12032 2008-05-08 Richard Guenther <rguenther@suse.de>
12034 * doc/invoke.texi (-fdump-tree-salias): Remove documentation.
12035 (-ftree-salias): Likewise.
12036 (salias-max-implicit-fields): Remove param documentation.
12037 (salias-max-array-elements): Likewise.
12038 * tree-pass.h (pass_create_structure_vars): Remove.
12039 * params.h (SALIAS_MAX_IMPLICIT_FIELDS): Remove.
12040 (SALIAS_MAX_ARRAY_ELEMENTS): Likewise.
12041 * tree-ssa-alias.c (create_structure_vars): Remove.
12042 (gate_structure_vars): Likewise.
12043 (pass_create_structure_vars): Likewise.
12044 (gate_build_alias): Likewise.
12045 (pass_build_alias): Adjust to run always and dump the function.
12046 * common.opt (ftree-salias): Hide.
12047 * passes.c (init_optimization_passes): Remove
12048 pass_create_structure_vars, adjust comment.
12049 * params.def (PARAM_SALIAS_MAX_IMPLICIT_FIELDS): Remove.
12050 (PARAM_SALIAS_MAX_ARRAY_ELEMENTS): Likewise.
12051 * opts.c (decode_options): Do not set flag_tree_salias.
12052 (common_handle_option): Add OPT_ftree_salias to the backward
12053 compatibility section.
12055 2008-05-08 Richard Guenther <rguenther@suse.de>
12057 * tree-flow-inline.h (var_can_have_subvars): Move ...
12058 * tree-ssa-structalias.c (var_can_have_subvars): ... here.
12059 * tree-flow.h (var_can_have_subvars): Remove.
12060 (push_fields_onto_fieldstack): Remove.
12061 (sort_fieldstack): Likewise.
12062 (struct fieldoff): Move ...
12063 * tree-ssa-structalias.c (struct fieldoff): ... here. Remove
12064 alias_set and base_for_components fields.
12065 (sort_fieldstack): Make static.
12066 (push_fields_onto_fieldstack): Likewise. Remove code that
12067 handles anything but RECORD_TYPEs. Remove alias_set and
12068 base_for_components handling.
12069 (create_variable_info_for): Adjust.
12071 2008-05-08 Seongbae Park <seongbae.park@gmail.com>
12073 * common.opt (Wframe-larger-than=): Shorten the help message
12075 * doc/invoke.texi (Wframe-larger-than=): Add more description.
12077 2008-05-08 Rafael Espindola <espindola@google.com>
12079 * tree-complex.c (expand_complex_div_wide): Don't create CONDs that
12081 * tree-gimple.c (is_gimple_condexpr): Check that the expression doesn't
12082 trap and that both operands are gimple values.
12083 (canonicalize_cond_expr_cond): Use is_gimple_condexpr.
12084 * gcc/tree-eh.c (tree_could_trap_p): Correctly detect if a comparison
12087 2008-05-08 Richard Sandiford <rsandifo@nildram.co.uk>
12089 * read-rtl.c (join_c_conditions): Return the first string if the
12090 two strings are equal.
12092 2008-05-08 Richard Sandiford <rsandifo@nildram.co.uk>
12094 * gensupport.h (pred_data): Add a "num_codes" field.
12095 (add_predicate_code): Declare.
12096 * gensupport.c (add_predicate_code): New function.
12097 (std_pred_table): Add an "allows_const_p" field.
12098 (std_preds): Set this field for predicates that allow RTX_CONST_OBJs.
12099 Remove the (incomplete) list of such codes from the codes field.
12100 (init_predicate_table): Use add_predicate_code. Add all
12101 RTX_CONST_OBJs if allows_const_p is true.
12102 * genrecog.c (process_define_predicate): Use add_predicate_code.
12104 2008-05-08 David Daney <ddaney@avtrex.com>
12105 Richard Sandiford <rsandifo@nildram.co.uk>
12107 * config/mips/mips.md (mips_expand_compare_and_swap_12): Handle
12108 special case of constant zero operands.
12109 * config/mips/mips.c (mips_expand_compare_and_swap_12): Zero extend
12110 old and new values. Special case constant zero values.
12111 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP): Skip 'sync' if compare
12113 (MIPS_COMPARE_AND_SWAP_12): Handle constant zero operands.
12114 (MIPS_COMPARE_AND_SWAP_12_0): New macro.
12116 2008-05-08 Paolo Bonzini <bonzini@gnu.org>
12119 * simplify-rtx.c (simplify_plus_minus): Create CONST of
12120 similar RTX_CONST_OBJ before CONST_INT.
12122 2008-05-08 Steve Ellcey <sje@cup.hp.com>
12124 * stmt.c (expand_stack_restore): Change sa mode if needed.
12126 2008-05-08 Richard Guenther <rguenther@suse.de>
12128 * config/i386/i386-protos.h (ix86_return_in_memory): Adjust
12129 return type to bool.
12130 (ix86_sol10_return_in_memory): Likewise.
12131 (ix86_i386elf_return_in_memory): Likewise.
12132 (ix86_i386interix_return_in_memory): Likewise.
12133 * config/i386/i386.c (ix86_return_in_memory): Likewise.
12134 (ix86_sol10_return_in_memory): Likewise.
12135 (ix86_i386elf_return_in_memory): Likewise.
12136 (ix86_i386interix_return_in_memory): Likewise.
12138 2008-05-08 Kai Tietz <kai.tietz@onevision.com>
12141 * calls.c (compute_argument_block_size ): Add ATTRIBUTE_UNUSED to
12143 (emit_library_call_value_1): Add ATTRIBUTE_UNUSED to variable fndecl.
12144 * target-def.h: Check that TARGET_RETURN_IN_MEMORY isn't
12147 2008-05-08 Richard Guenther <rguenther@suse.de>
12149 * tree-data-ref.c (dr_analyze_alias): Do not set DR_SUBVARS.
12150 * tree-data-ref.h (struct dr_alias): Remove subvars field.
12151 (DR_SUBVARS): Remove.
12152 * tree-dfa.c (dump_subvars_for): Remove.
12153 (debug_subvars_for): Likewise.
12154 (dump_variable): Do not dump subvars.
12155 (remove_referenced_var): Do not remove subvars.
12156 * tree-flow-inline.h (clear_call_clobbered): SFTs no longer exist.
12157 (lookup_subvars_for_var): Remove.
12158 (get_subvars_for_var): Likewise.
12159 (get_subvars_at): Likewise.
12160 (get_first_overlapping_subvar): Likewise.
12161 (overlap_subvar): Likewise.
12162 * tree-flow.h (subvar_t): Remove.
12163 (struct var_ann_d): Remove subvars field.
12164 * tree-ssa-alias.c (mark_aliases_call_clobbered): Remove queued
12165 argument. Remove special handling of SFTs.
12166 (compute_tag_properties): Likewise.
12167 (set_initial_properties): Likewise.
12168 (compute_call_clobbered): Likewise.
12169 (count_mem_refs): Likewise.
12170 (compute_memory_partitions): Likewise.
12171 (compute_flow_insensitive_aliasing): Likewise.
12172 (setup_pointers_and_addressables): Likewise.
12173 (new_type_alias): Likewise.
12174 (struct used_part): Remove.
12175 (used_portions): Likewise.
12176 (struct used_part_map): Likewise.
12177 (used_part_map_eq): Likewise.
12178 (used_part_map_hash): Likewise.
12179 (free_used_part_map): Likewise.
12180 (up_lookup): Likewise.
12181 (up_insert): Likewise.
12182 (get_or_create_used_part_for): Likewise.
12183 (create_sft): Likewise.
12184 (create_overlap_variables_for): Likewise.
12185 (find_used_portions): Likewise.
12186 (create_structure_vars): Likewise.
12187 * tree.def (STRUCT_FIELD_TAG): Remove.
12188 * tree.h (MTAG_P): Adjust.
12189 (struct tree_memory_tag): Remove base_for_components and
12190 unpartitionable flags.
12191 (struct tree_struct_field_tag): Remove.
12192 (SFT_PARENT_VAR): Likewise.
12193 (SFT_OFFSET): Likewise.
12194 (SFT_SIZE): Likewise.
12195 (SFT_NONADDRESSABLE_P): Likewise.
12196 (SFT_ALIAS_SET): Likewise.
12197 (SFT_UNPARTITIONABLE_P): Likewise.
12198 (SFT_BASE_FOR_COMPONENTS_P): Likewise.
12199 (union tree_node): Remove sft field.
12200 * alias.c (get_alias_set): Remove special handling of SFTs.
12201 * print-tree.c (print_node): Remove handling of SFTs.
12202 * tree-dump.c (dequeue_and_dump): Likewise.
12203 * tree-into-ssa.c (mark_sym_for_renaming): Likewise.
12204 * tree-nrv.c (dest_safe_for_nrv_p): Remove special handling of SFTs.
12205 * tree-predcom.c (set_alias_info): Do not set subvars.
12206 * tree-pretty-print.c (dump_generic_node): Do not handle SFTs.
12207 * tree-ssa-loop-ivopts.c (get_ref_tag): Likewise.
12208 * tree-ssa-operands.c (access_can_touch_variable): Likewise.
12209 (add_vars_for_offset): Remove.
12210 (add_virtual_operand): Remove special handling of SFTs.
12211 (add_call_clobber_ops): Likewise.
12212 (add_call_read_ops): Likewise.
12213 (get_asm_expr_operands): Likewise.
12214 (get_modify_stmt_operands): Likewise.
12215 (get_expr_operands): Likewise.
12216 (add_to_addressable_set): Likewise.
12217 * tree-ssa.c (verify_ssa_name): Do not handle SFTs.
12218 * tree-tailcall.c (suitable_for_tail_opt_p): Likewise.
12219 * tree-vect-transform.c (vect_create_data_ref_ptr): Do not set subvars.
12220 * tree.c (init_ttree): Remove STRUCT_FIELD_TAG initialization.
12221 (tree_code_size): Remove STRUCT_FIELD_TAG handling.
12222 (tree_node_structure): Likewise.
12223 * tree-ssa-structalias.c (set_uids_in_ptset): Remove special
12225 (find_what_p_points_to): Likewise.
12227 2008-05-08 Sa Liu <saliu@de.ibm.com>
12229 * config/spu/spu.md: Fixed subti3 pattern.
12231 2008-05-08 Richard Guenther <rguenther@suse.de>
12233 PR middle-end/36154
12234 * tree-ssa-structalias.c (push_fields_onto_fieldstack): Make
12235 sure to create a representative for trailing arrays for PTA.
12237 2008-05-08 Richard Guenther <rguenther@suse.de>
12239 PR middle-end/36172
12240 * fold-const.c (operand_equal_p): Two objects which types
12241 differ in pointerness are not equal.
12243 2008-05-08 Kai Tietz <kai.tietz@onevision.com>
12245 * calls.c (compute_argument_block_size): Add argument tree fndecl.
12246 (OUTGOING_REG_PARM_STACK_SPACE): Add function type argument.
12247 (emit_library_call_value_1): Add new variable fndecl initialized by
12248 NULL_TREE. It should be the decl type of orgfun, but this information
12249 seems not to be available here, so it uses the default calling abi.
12250 * config/arm/arm.c (arm_return_in_memory): Add fntype argumen.
12251 * config/arm/arm.h (RETURN_IN_MEMORY): Replace RETURN_IN_MEMORY
12252 by TARGET_RETURN_IN_MEMORY.
12253 * config/i386/i386-interix.h: Likewise.
12254 * config/i386/i386.h: Likewise.
12255 * config/i386/i386elf.h: Likewise.
12256 * config/i386/ptx4-i.h: Likewise.
12257 * config/i386/sol2-10.h: Likewise.
12258 * config/i386/sysv4.h: Likewise.
12259 * config/i386/vx-common.h: Likewise.
12260 * config/cris/cris.h: Removed #if 0 clause.
12261 * config/arm/arm-protos.h (arm_return_in_memory): Add fntype argument.
12262 * config/i386/i386-protos.h (ix86_return_in_memory): Add fntype
12264 (ix86_sol10_return_in_memory): Likewise.
12265 (ix86_i386elf_return_in_memory): New.
12266 (ix86_i386interix_return_in_memory): New.
12267 * config/mt/mt-protos.h (mt_return_in_memory): New.
12268 * config/mt/mt.c: Likewise.
12269 * config/mt/mt.h (OUTGOING_REG_PARM_STACK_SPACE): Add FNTYPE argument.
12270 (RETURN_IN_MEMORY): Replace by TARGET_RETURN_IN_MEMORY.
12271 * config/bfin/bfin.h: Likewise.
12272 * config/bfin/bfin-protos.h (bfin_return_in_memory): Add fntype
12274 * config/bfin/bfin.c: Likewise.
12275 * config/pa/pa.h (OUTGOING_REG_PARM_STACK_SPACE): Add FNTYPE argument.
12276 * config/alpha/unicosmk.h: Likewise.
12277 * config/i386/cygming.h: Likewise.
12278 * config/iq2000/iq2000.h: Likewise.
12279 * config/mips/mips.h: Likewise.
12280 * config/mn10300/mn10300.h: Likewise.
12281 * config/rs6000/rs6000.h: Likewise.
12282 * config/score/score.h: Likewise.
12283 * config/spu/spu.h: Likewise.
12284 * config/v850/v850.h: Likewise.
12285 * defaults.h: Likewise.
12286 * doc/tm.texi (OUTGOING_REG_PARM_STACK_SPACE): Adjust documentation.
12287 * expr.c (emit_block_move): Adjust use of
12288 OUTGOING_REG_PARM_STACK_SPACE.
12289 * function.c (STACK_DYNAMIC_OFFSET): Adjust use of
12290 OUTGOING_REG_PARM_STACK_SPACE.
12291 * targhooks.c (default_return_in_memory): Remove RETURN_IN_MEMORY.
12293 2008-05-08 Jakub Jelinek <jakub@redhat.com>
12295 * tree-parloops.c (create_parallel_loop): Set OMP_RETURN_NOWAIT
12296 on OMP_RETURN for OMP_FOR.
12299 * dwarf2out.c (dw_expand_expr, common_check): Removed.
12300 (fortran_common): New function.
12301 (gen_variable_die): Call fortran_common instead of common_check,
12302 adjust for it returning tree instead of rtx. Formatting.
12304 2008-05-07 Kenneth Zadeck <zadeck@naturalbridge.com>
12308 * see.c (see_copy_insn): Copy new pure const attributes for new call.
12309 * c-decl.c (merge_decls): Ditto.
12310 * postreload.c (record_opr_changes): Change CONST_OR_PURE_CALL_P
12311 to RTL_CONST_OR_PURE_CALL_P.
12312 * tree.c (define_local_buitin): Rename DECL_IS_PURE to DECL_PURE_P.
12313 Initialized DECL_LOOPING_CONST_PURE.
12314 (process_call_operands): Set tree_side_effects properly.
12315 * tree.h (TREE_READONLY_DECL_P): Removed.
12316 (DECL_IS_PURE): Renamed to DECL_PURE_P.
12317 (DECL_LOOPING_OR_CONST_P): New macro.
12318 (struct tree_function_decl): Added looping_const_or_pure_p.
12319 (ECF_*) Renumbered.
12320 (ECF_LOOPING_OR_CONST_P): New macro.
12321 * rtlanal.c (pure_const_p): Removed.
12322 * builtins.c (expand_builtin): Rename DECL_IS_PURE to DECL_PURE_P.
12323 * reorg.c (delete_prior_computation) Changed CONST_OR_PURE_CALL_P
12324 to RTL_CONST_CALL_P.
12325 * ipa-pure-const.c (pure_const_state_e): Added looping field.
12326 (check_decl, check_tree, check_call, scan_function): Initialize
12328 (analyze_function): Rename DECL_IS_PURE to DECL_PURE_P.
12329 (static_execute): Set looping true for recursive functions.
12330 Undo setting state to IPA_NEITHER for recursive functions.
12331 * cse.c (cse_insn):
12332 * ifcvt.c (noce_can_store_speculate_p): Changed
12333 CONST_OR_PURE_CALL_P and pure_call_p to RTL_CONST_CALL_P or
12334 RTL_CONST_OR_PURE_CALL_P.
12335 * dse.c (scan_insn): Ditto.
12336 * local-alloc.c (validate_equiv_mem, memref_used_between_p): Ditto.
12337 * gcse.c (oprs_not_seen_p) Changed CONST_OR_PURE_CALL_P to
12338 RTL_CONST_OR_PURE_CALL_P.
12339 (store_killed_in_insn): Changed CONST_OR_PURE_CALL_P and
12340 pure_call_p to RTL_CONST_CALL_P.
12341 * gimplify.c (gimplify_call_expr): Clear side effects for
12342 non-looping pure and constant calls.
12343 * calls.c (emit_call_1): Set rtl flags from ecf flags.
12344 (flags_from_decl_or_type): Set ecf flags from decl flags.
12345 (initialize_argument_information): Turn off
12346 ECF_LOOPING_CONST_OR_PURE when turning off ECF_CONST.
12347 Change const to pure if callee_copies is true rather than just
12349 (expand_call): Turn off ECF_LOOPING_PURE_CONST_CALL and remove old
12350 way of marking pure calls.
12351 (emit_library_call_value_1): Turn off ECF_LOOPING_PURE_CONST_CALL.
12352 Remove hack that was supposed to fix pr7335 and remove old
12353 way of marking pure calls.
12354 * emit-rtl.c (emit_copy_of_insn_after): Copy RTL_CONST_CALL_P,
12355 RTL_PURE_CALL_P, RTL_LOOPING_CONST_OR_PURE_CALL_P.
12356 * cselib.c (cselib_process_insn): Changed CONST_OR_PURE_CALL_P to
12357 RTL_CONST_OR_PURE_CALL_P.
12358 * tree-ssa-pre.c (can_value_number_call): Fixed spacing.
12359 * loop-invariant.c (find_exits, find_invariant_bb): Changed
12360 CONST_OR_PURE_CALL_P to RTL_CONST_OR_PURE_CALL_P.
12361 * sched-deps.c (schedule_analyze): Ditto.
12362 * rtl.h (struct rtx_def): Use call field, unchanging field, and
12363 return_val field of calls to represent pure and const function info.
12364 (CONST_OR_PURE_CALL_P): Deleted macro.
12365 (RTL_CONST_CALL_P, RTL_PURE_CALL_P,
12366 RTL_LOOPING_CONST_OR_PURE_CALL_P, RTL_CONST_OR_PURE_P): New macros.
12367 * tree-inline.c (copy_body_r): Changed TREE_READONLY_DECL_P to
12369 * tree-optimize.c (execute_fixup_cfg): Added test for
12370 ECF_LOOPING_CONST_OR_PURE.
12371 * c-common.c (handle_pure_attribute): Changed DECL_IS_PURE to
12373 * tree-cfg.c (update_call_expr_flags): Do not clear tree side
12374 effects for looping pure or const calls.
12375 (verify_gimple_expr): Added verification code.
12376 * config/alpha/alpha.c (alpha_legitimize_address,
12377 alpha_emit_xfloating_libcall): Changed CONST_OR_PURE_CALL_P to
12379 * config/s390/s390.c (s390_emit_tls_call_insn): Ditto.
12380 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Ditto.
12381 * config/mips/mips.c (mips_call_tls_get_addr): Ditto.
12382 * cfgrtl.c (need_fake_edge_p): Changed CONST_OR_PURE_CALL_P to
12383 RTL_CONST_OR_PURE_CALL_P.
12384 * dce.c (deletable_insn_p): Allow non looping, non sibling, pure
12385 and const calls to be deleted.
12387 2008-05-07 Uros Bizjak <ubizjak@gmail.com>
12390 * config/i386/mmx.md (mmx_subv2sf3): New expander.
12391 (*mmx_subv2sf3): Rename from mmx_subv2sf3 insn pattern.
12392 (*mmx_eqv2sf3): Rename from mmx_eqv2sf3 insn pattern.
12393 (mmx_eqv2sf3): New expander. Use ix86_fixup_binary_operands_no_copy
12394 to handle nonimmediate operands.
12395 (*mmx_paddwd): Rename from mmx_paddwd insn pattern.
12396 (mmx_paddwd): New expander. Use ix86_fixup_binary_operands_no_copy
12397 to handle nonimmediate operands.
12398 (*mmx_pmulhrwv4hi3): Rename from mmx_pmulhrwv4hi3 insn pattern.
12399 (mmx_pmulhrwv4hi3): New expander. Use
12400 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
12401 (*sse2_umulv1siv1di3): Rename from sse2_umulv1siv1di3 insn pattern.
12402 (sse2_umulv1siv1di3): New expander. Use
12403 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
12404 (*mmx_eq<mode>3): Rename from mmx_eq<mode>3 insn pattern.
12405 (mmx_eq<mode>3): New expander. Use
12406 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
12407 (*mmx_uavgv8qi3): Rename from mmx_uavgv8qi3 insn pattern.
12408 (mmx_uavgv8qi3): New expander. Use
12409 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
12410 (*mmx_uavgv4hi3): Rename from mmx_uavgv4hi3 insn pattern.
12411 (mmx_uavgv4hi3): New expander. Use
12412 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
12414 * config/i386/sse.md
12415 (sse_movhlps_exp): New expander. Use ix86_fixup_binary_operands
12416 to handle nonimmediate operands.
12417 (sse_movlhps_exp): New expander. Use ix86_fixup_binary_operands
12418 to handle nonimmediate operands.
12419 (sse_loadhps_exp): New expander. Use ix86_fixup_binary_operands
12420 to handle nonimmediate operands.
12421 (sse_loadlps_exp): New expander. Use ix86_fixup_binary_operands
12422 to handle nonimmediate operands.
12423 (sse2_unpckhpd_exp): New expander. Use
12424 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
12425 (sse2_unpcklpd_exp): New expander. Use
12426 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
12427 (sse_loadhpd_exp): New expander. Use ix86_fixup_binary_operands
12428 to handle nonimmediate operands.
12429 (sse_loadlpd): New expander. Use ix86_fixup_binary_operands
12430 to handle nonimmediate operands.
12431 (*sse2_<plusminus_insn><mode>3): Rename from
12432 sse2_<plusminus_insn><mode>3 insn pattern.
12433 (sse2_<plusminus_insn><mode>3): New expander. Use
12434 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
12435 (*sse2_umulv2siv2di3): Rename from sse2_umulv2siv2di3 insn pattern.
12436 (sse2_umulv2siv2di3): New expander. Use
12437 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
12438 (*sse4_1_mulv2siv2di3): Rename from sse4_1_mulv2siv2di3 insn pattern.
12439 (sse4_1_mulv2siv2di3): New expander. Use
12440 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
12441 (*sse2_pmaddwd): Rename from sse2_pmaddwd insn pattern.
12442 (sse2_pmaddwd): New expander. Use
12443 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
12444 (*sse2_eq<mode>3): Rename from sse2_eq<mode>3 insn pattern.
12445 (sse2_eq<mode>3): New expander. Use
12446 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
12447 (*sse4_1_eqv2di3): Rename from sse4_1_eqv2di3 insn pattern.
12448 (sse4_1_eqv2di3): New expander. Use
12449 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
12450 (*sse2_uavgv16qi3): Rename from sse2_uavgv16qi3 insn pattern.
12451 (sse2_uavgv16qi3): New expander. Use
12452 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
12453 (*sse2_uavgv16qi3): Rename from sse2_uavgv16qi3 insn pattern.
12454 (sse2_uavgv16qi3): New expander. Use
12455 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
12456 (*sse2_uavgv8hi3): Rename from sse2_uavgv8hi3 insn pattern.
12457 (sse2_uavgv8hi3): New expander. Use
12458 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
12459 (*ssse3_pmulhrswv8hi3): Rename from ssse3_pmulhrswv8hi3 insn pattern.
12460 (ssse3_pmulhrswv8hi3): New expander. Use
12461 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
12462 (*ssse3_pmulhrswv4hi3): Rename from ssse3_pmulhrswv4hi3 insn pattern.
12463 (ssse3_pmulhrswv4hi3): New expander. Use
12464 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
12466 (<sse>_vm<plusminus_insn><mode>3): Do not use ix86_binary_operator_ok.
12467 (<sse>_vmmul<mode>3): Ditto.
12468 (divv4sf3): Do not use ix86_fixup_binary_operands_no_copy.
12470 (ssse3_pmaddubsw128): Use register_operand for operand 1.
12471 (ssse3_pmaddubsw): Ditto.
12473 * config/i386/i386.c (struct_builtin_description)
12474 [IX86_BUILTIN_LOADHPS]: Use CODE_FOR_sse_loadhps_exp.
12475 [IX86_BUILTIN_STOREHPS]: Use CODE_FOR_sse_loadlps_exp.
12476 [IX86_BUILTIN_LOADHPD]: Use CODE_FOR_sse2_loadhpd_exp.
12477 [IX86_BUILTIN_LOADLPD]: Use CODE_FOR_sse2_loadlpd_exp.
12478 [IX86_BUILTIN_MOVHLPS]: Use CODE_FOR_sse_movhlps_exp.
12479 [IX86_BUILTIN_MOVLHPS]: Use CODE_FOR_sse_movlhps_exp.
12480 [IX86_BUILTIN_UNPCKHPD]: Use FOR_sse2_unpckhpd_exp.
12481 [IX86_BUILTIN_UNPCKLPD]: Use FOR_sse2_unpcklpd_exp.
12482 (ix86_fixup_binary_operands): Assert that src1
12483 and src2 must have the same mode when swapped.
12484 (ix86_expand_binop_builtin): Do not use ix86_fixup_binary_operands
12485 and ix86_binary_operator_ok. Do not force operands in registers
12488 2008-05-07 Jan Hubicka <jh@suse.cz>
12490 * cgraph.c (dump_cgraph_node): Update.
12491 * cgraph.h (cgraph_local_info): Break out inline summary.
12492 * cgraphunit.c (cgraph_process_new_functions): Use inliner analysis
12494 * ipa-inline (inline_summary): New accestor function.
12495 (cgraph_clone_inlined_nodes, cgraph_check_inline_limits,
12496 cgraph_decide_inlining, compute_inline_parameters): Update.
12497 * ipa.c (cgraph_remove_unreachable_nodes): Remove statistics.
12499 2008-05-07 Maxim Kuvyrkov <maxim@codesourcery.com>
12501 Cleanup ColdFire scheduling support and add V4 pipeline model.
12503 * config/m68k/m68k.md (UNSPEC_TIE): New constant.
12504 (define_attr cpu): Add cfv4 value.
12505 (define_attr type, define_attr type1): Merge into a single 'type'
12506 attribute. Update all uses.
12507 (define_attr opx_type, define_attr opy_type, define_attr opx_access):
12508 Rearrange and update. Rename value 'reg' to 'Rn', add value 'FPn'.
12510 (define_attr opx_mem, define_attr opy_mem): Remove.
12511 (define_attr op_mem): Clean up, update comment.
12512 (define_attr size): Use specific values instead of general int.
12513 (define_attr guess, define_attr split): Remove. Update all uses.
12514 (movdf_internal, tstsi_internal, tsthi_internal, tstqi_internal,
12515 tst<mode>_68881, pushexthisi_const, movsi_const0_68000_10,
12516 movsi_const0_68040_60, movsi_const0, movsi_cf, movstrictqi_cf,
12517 zero_extendhisi2_cf, zero_extendqisi2_cfv4, cfv4_extendhisi2,
12518 68k_extendhisi2, extendqihi2, cfv4_extendqisi2, 68k_extendqisi2,
12519 floatsi<mode>2_68881, ftrunc<mode>2_68881, ftrunc<mode>2_cf,
12520 fix<mode>qi2_68881, fix<mode>hi2_68881, fix<mode>si2_68881,
12521 adddi_dishl32, addsi3_5200, add<mode>3_floatsi_68881,
12522 add<mode>3_floathi_68881, add<mode>3_floatqi_68881,
12523 add<mode>3_68881, add<mode>3_cf, subdi_dishl32, subsi3,
12524 sub<mode>3_floatsi_68881, sub<mode>3_floathi_68881,
12525 sub<mode>3_floatqi_68881, sub<mode>3_68881, sub<mode>3_cf,
12526 mulhi3, mulhisi3, mulhisisi3_s, mulsi3_68020, mulsi3_cf,
12527 umulhisi3, mulhisisi3_z, mul<mode>3_floatsi_68881,
12528 mul<mode>3_floathi_68881, mul<mode>3_floatqi_68881, fmul<mode>3_cf,
12529 div<mode>3_cf, sqrt<mode>2_cf, abs<mode>2_cf, clzsi2,
12530 one_cmplsi2_5200, subreghi1ashrdi_const32, ashrsi3, lshrsi3,
12531 bsetmemqi, bsetmemqi_ext, bclrmemqi, bclrmemqi_ext,
12532 beq, bne, bgt, blt, bordered, bunordered, buneq, bunge, bungt, bunle,
12533 bunlt, bltgt, tablejump_internal, call, non_symbolic_call_value,
12534 symbolic_call_value_jsr, symbolic_call_value_bsr, link):
12535 Update or set attributes.
12536 (stack_tie): New fake instruction.
12538 * config/m68k/m68k.h (TUNE_CFV4): New macro.
12539 (m68k_sched_attr_size): Update declaration.
12540 (m68k_sched_attr_type2): Remove.
12541 (m68k_sched_address_bypass_p, m68k_sched_indexed_address_bypass_p):
12542 Declare new bypass predicates.
12544 * config/m68k/m68k.c (m68k_sched_issue_rate,
12545 m68k_sched_first_cycle_multipass_dfa_lookahead): Declare hook
12547 (TARGET_SCHED_ISSUE_RATE,
12548 TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD): Override hooks.
12549 (override_options): Handle scheduling for ColdFire V4 core.
12550 (m68k_expand_prologue): Emit stack_tie.
12551 (enum attr_op_type): Split value 'OP_TYPE_REG' to 'OP_TYPE_RN' and
12552 'OP_TYPE_FPN'. Update all uses.
12553 (sched_guess_p): Remove.
12554 (sched_address_type): Handle symbolic addresses.
12555 (sched_get_operand): New static function.
12556 (sched_operand_type): Merge into sched_attr_op_type.
12557 (sched_attr_op_type): Handle FP registers, handle quick constants,
12559 (m68k_sched_attr_opx_type, m68k_sched_attr_opy_type): Update.
12560 (m68k_sched_attr_size): Update. Move logic to ...
12561 (sched_get_attr_size_int): New static function.
12562 (sched_get_opxy_mem_type): New static function.
12563 (m68k_sched_attr_op_mem): Update.
12564 (m68k_sched_attr_type2): Remove.
12565 (sched_cfv4_bypass_data): New static variable.
12566 (m68k_sched_adjust_cost): Handle ColdFire V4 bypass.
12567 (m68k_sched_issue_rate): Implement scheduler hook.
12568 (struct _sched_ib: enabled_p): New field.
12569 (m68k_sched_variable_issue): Update. Handle V4.
12570 (SCHED_DUMP_TODO, SCHED_DUMP_DONE, SCHED_DUMP_NOTHING,
12571 sched_dump_class_func_t, sched_dump_split_class,
12572 sched_dump_dfa_guess_unit_code, sched_dump_dfa_state,
12573 sched_dump_dfa_class, m68k_sched_dump): Remove.
12574 (m68k_sched_first_cycle_multipass_dfa_lookahead): Implement scheduler
12576 (m68k_sched_init_global): Remove statisctics dumping, introduce
12577 sanity check that all instructions have pipeline reservations. Handle
12579 (m68k_sched_dfa_pre_advance_cycle, m68k_sched_dfa_post_advance_cycle):
12580 Handle ColdFire V4 core.
12581 (sched_mem_operand_p, sched_get_reg_operand, sched_get_mem_operand):
12582 New static functions.
12583 (m68k_sched_address_bypass_p): New bypass predicate.
12584 (sched_get_indexed_address_scale): New static function.
12585 (m68k_sched_indexed_address_bypass_p): New bypass predicate.
12587 * cf.md: Update comments.
12588 (define_attr type2): Remove. Use 'type' attribute instead.
12590 (cf_ib): Rename to cfv123_ib. Update all uses.
12591 (cf_oep): Rename to cfv123_oep. Update all uses.
12592 (cf_chr): Rename to cfv123_chr. Update all uses.
12593 (cf_mem): Rename to cfv123_mem. Update all uses.
12594 (cf_mac): Move to more appropriate place.
12595 (cfv123_guess): New automaton and cpu_unit.
12596 (cfv123_*, cfv12_*, cfv1_*, cfv2_*, cfv3_*): Use type attribute.
12597 Update uses of 'size' attribute. Handle before reload scheduling.
12598 (cfv123_guess): New dummy reservation for unhandled instructions.
12599 (cfv4_*): Pipeline description of ColdFire V4 core.
12600 (ignore): New reservation to handle 'ignore' type.
12602 2008-05-07 Ian Lance Taylor <iant@google.com>
12604 PR middle-end/36013
12605 * gimplify.c (find_single_pointer_decl_1): Don't look through
12607 (find_single_pointer_decl): Adjust comments.
12609 2008-05-07 Jakub Jelinek <jakub@redhat.com>
12611 PR middle-end/36137
12612 * fold-const.c (fold_binary): Use STRIP_SIGN_NOPS instead of
12613 STRIP_NOPS on arguments even for MIN_EXPR and MAX_EXPR.
12615 PR middle-end/36106
12616 * omp-low.c (expand_omp_atomic_pipeline): Load value using the
12617 integral type rather than floating point, then VIEW_CONVERT_EXPR
12618 to the floating point type.
12620 2008-05-07 Uros Bizjak <ubizjak@gmail.com>
12622 * config/i386/i386.c (ix86_expand_copysign): Force non-zero constant
12623 TFmode op0 to register.
12625 2008-05-07 Alan Modra <amodra@bigpond.net.au>
12627 * c-decl.c (grokdeclarator): Comment typo.
12629 2008-05-06 Aldy Hernandez <aldyh@redhat.com>
12631 * tree-flow.h: Remove prototype for computed_goto_p.
12632 * tree-cfg.c (computed_goto_p): Make static.
12634 2008-05-06 H.J. Lu <hongjiu.lu@intel.com>
12637 * config/i386/i386.c (contains_128bit_aligned_vector_p): Renamed to ...
12638 (contains_aligned_value_p): This. Handle _Decimal128.
12639 (ix86_function_arg_boundary): Only align _Decimal128 to its
12640 natural boundary and handle it properly.
12642 2008-05-06 Martin Jambor <mjambor@suse.cz>
12644 * ipa-cp.c (ipcp_method_orig_node): Renamed to ipcp_get_orig_node.
12645 (ipcp_method_is_cloned): Renamed to ipcp_node_is_clone
12646 (ipcp_method_set_orig_node): Removed.
12647 (ipcp_cval_get_cvalue_type): Removed.
12648 (ipcp_method_get_scale): Renamed to ipcp_get_node_scale.
12649 (ipcp_method_set_scale): Renamed to ipcp_set_node_scale.
12650 (ipcp_cval_set_cvalue_type): Removed.
12651 (ipcp_cval_get_cvalue): Removed.
12652 (ipcp_cval_set_cvalue): Removed.
12653 (ipcp_type_is_const): Renamed to ipcp_lat_is_const.
12654 (ipcp_cval_equal_cvalues): Renamed to ipcp_lats_are_equal
12655 (ipcp_lats_are_equal): Changed parameters to two ipcp_lattice's
12656 (ipcp_cval_meet): Renamed to ipa_lattice_meet
12657 (ipcp_cval_changed): Changed to use ipcp_lat_is_const
12658 (ipcp_method_cval): Renamed to ipcp_get_ith_lattice
12659 (ipcp_get_ith_lattice): Changed parameters.
12660 (ipcp_cval_compute): Renamed to ipcp_lattice_from_jfunc
12661 (ipcp_lattice_from_jfunc): Changed parameters.
12662 (ipcp_redirect): Local lattice pointer instead of lattice type variable.
12663 (ipcp_method_cval_print): Added temporary variable info.
12664 (ipcp_redirect): Removed already unused local variable caller.
12665 (ipcp_redirect): New temporary variable orig_callee_info
12666 (ipcp_redirect): Removed newly unused local variable callee.
12667 (ipcp_redirect): Removed (a bit confusing) local variable type.
12668 (ipcp_insert_stage): Added local variable info.
12669 (ipcp_cval_changed): Renamed to ipcp_lattice_changed, parameters
12671 (ipcp_formal_create): Removed.
12672 (ipcp_method_cval_set): Removed.
12673 (ipcp_propagate_stage): Renamed lattice variables.
12674 (ipcp_method_cval_set_cvalue_type): Removed.
12675 (ipcp_method_cval_print): Renamed to ipcp_print_all_lattices
12676 (ipcp_print_all_lattices): Changed printed strings to refer to
12677 lattices rather than cvals.
12678 (ipcp_method_cval_init): Renamed to ipcp_initialize_node_lattices
12679 (ipcp_propagate_const): Changed formal parameters.
12680 (build_const_val): Changed formal parameters.
12681 (ipcp_insert_stage): Removed useless variable cvalue
12682 (build_const_val): Changed formal parameters.
12683 (ipcp_method_compute_scale): Renamed to ipcp_compute_node_scale
12684 (ipcp_after_propagate): Renamed to ipcp_change_tops_to_bottom
12685 (ipcp_callsite_param_print): Renamed to ipcp_print_all_jump_functions
12686 (ipcp_profile_mt_count_print): Renamed to ipcp_print_func_profile_counts
12687 (ipcp_print_func_profile_counts): Changed string from "method" to
12689 (ipcp_profile_cs_count_print): Renamed to ipcp_print_call_profile_counts
12690 (ipcp_profile_edge_print): Renamed to ipcp_print_edge_profiles
12691 (ipcp_profile_bb_print): Renamed to ipcp_print_bb_profiles
12692 (ipcp_structures_print): Renamed to ipcp_print_all_structures
12693 (ipcp_profile_print): Renamed to ipcp_print_profile_data
12694 (ipcp_lat_is_const): Changed parameters and made inline.
12695 (ipcp_replace_map_create): Renamed to ipcp_create_replace_map
12696 (ipcp_redirect): Renamed to ipcp_need_redirect_p
12697 (ipcp_need_redirect_p): Calls ipcp_lat_is_const instead of using
12698 the predicate condition directly
12699 (ipcp_propagate_stage): Added local variable args. Removed local
12700 variable callee. (Both are mere code simplifications.)
12701 (ipcp_method_dont_insert_const): Renamed to
12702 ipcp_node_not_modifiable_p.
12703 (ipcp_node_not_modifiable_p): Made inline.
12704 (ipcp_cloned_create): Renamed to ipcp_init_cloned_node
12705 (ipcp_propagate_const): Renamed to ipcp_propagate_one_const
12706 (ipcp_print_all_lattices): Removed variable cvalue
12707 (ipcp_method_scale_print): Renamed to ipcp_function_scale_print
12710 2008-05-06 Olivier Hainque <hainque@adacore.com>
12712 * tree-sra.c (try_instantiate_multiple_fields): Early return
12713 if field has POINTER_TYPE.
12715 2008-05-06 Kai Tietz <kai.tietz@onevision.com>
12717 * config/i386/i386.c (output_set_got): Fix for x86_64 output_emit_asm
12718 by using 'q' specifier for instruction.
12719 (ix86_file_end): Replaced case TARGET_64BIT_MS_ABI by TARGET_64BIT.
12721 2008-05-06 Anatoly Sokolov <aesok@post.ru>
12723 * config/avr/avr.md (*sbrx_branch, *sbix_branch, *sbix_branch_tmp):
12724 Change mode of zero_extract from QImode to HImode.
12725 (sign bit tests peepholes): (Ditto.).
12727 2008-05-06 Uros Bizjak <ubizjak@gmail.com>
12729 * config/i386/mmx.md: Remove double backslashes from asm templates.
12730 (*mmx_addv2sf3): Rename from mmx_addv2sf3 insn pattern.
12731 (mmx_addv2sf3): New expander. Use ix86_fixup_binary_operands_no_copy
12732 to handle nonimmediate operands.
12733 (*mmx_mulv2sf3): Rename from mmx_mulv2sf3 insn pattern.
12734 (mmx_mulv2sf3): New expander. Use ix86_fixup_binary_operands_no_copy
12735 to handle nonimmediate operands.
12736 (*mmx_<code>v2sf3_finite): New insn pattern.
12737 (*mmx_<code>v2sf3): Rename from mmx_<code>v2sf3 insn pattern.
12738 (mmx_<code>v2sf3): New expander. Use
12739 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
12740 (mmx_<plusminus_insn><mode>3): New expander. Use
12741 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
12742 (*mmx_<plusminus_insn><mode>3): New insn pattern.
12743 (mmx_add<mode>3): Removed.
12744 (mmx_ssadd<mode>3): Ditto.
12745 (mmx_usadd<mode>3): Ditto.
12746 (mmx_sub<mode>3): Ditto.
12747 (mmx_sssub<mode>3): Ditto.
12748 (mmx_ussub<mode>3): Ditto.
12749 (*mmx_mulv4hi3): Rename from mmx_mulv4hi3 insn pattern.
12750 (mmx_mulv4hi3): New expander. Use ix86_fixup_binary_operands_no_copy
12751 to handle nonimmediate operands.
12752 (*mmx_smulv4hi3_highpart): Rename from mmx_smulv4hi3_highpart
12754 (mmx_smulv4hi3_highpart): New expander. Use
12755 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
12756 (*mmx_umulv4hi3_highpart): Rename from mmx_umulv4hi3_highpart
12758 (mmx_umulv4hi3_highpart): New expander. Use
12759 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
12760 (*mmx_<code>v4hi3): Rename from mmx_<code>v4hi3 insn pattern.
12761 (mmx_<code>v4hi3): New expander. Use
12762 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
12763 (*mmx_<code>v8qi3): Rename from mmx_<code>v8qi3 insn pattern.
12764 (mmx_<code>v8qi3): New expander. Use
12765 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
12766 (*mmx_<code><mode>3): Rename from mmx_<code><mode>3 insn pattern.
12767 (mmx_<code><mode>3): New expander. Use
12768 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
12770 2008-05-05 Jan Hubicka <jh@suse.cz>
12772 PR tree-optimization/36118
12773 * passes.c (pass_init_dump_file): Fix dump header.
12775 2008-05-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
12777 PR middle-end/36141
12778 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Don't create
12779 VCE for function decls.
12781 2008-05-05 H.J. Lu <hongjiu.lu@intel.com>
12783 * config/i386/sse.md (sse2_<plusminus_insn><mode>3): Fix a typo.
12785 2008-05-05 H.J. Lu <hongjiu.lu@intel.com>
12787 * config/i386/i386.md (sat_plusminus): New.
12788 (plusminus_insn): Likewise.
12789 (plusminus_mnemonic): Likewise.
12791 (comm): Add ss_plus, us_plus, ss_minus and us_minus.
12792 (*<addsub><mode>3_cc_overflow): Renamed to ...
12793 (*<plusminus_insn><mode>3_cc_overflow): This.
12794 (*<addsub>si3_zext_cc_overflow): Renamed to ...
12795 (*<plusminus_insn>si3_zext_cc_overflow): This.
12797 * config/i386/sse.md (<addsub><mode>3): Renamed to ...
12798 (<plusminus_insn><mode>3): This.
12799 (*<addsub><mode>3): Renamed to ...
12800 (*<plusminus_insn><mode>3): This.
12801 (<sse>_vm<addsub><mode>3): Renamed to ...
12802 (<sse>_vm<plusminus_insn><mode>3): This.
12803 (sse3_h<addsub>v4sf3): Renamed to ...
12804 (sse3_h<plusminus_insn>v4sf3): This.
12805 (sse3_h<addsub>v2df3): Renamed to ...
12806 (sse3_h<plusminus_insn>v2df3): This.
12807 (<plusminus_insn><mode>3): New.
12808 (*<plusminus_insn><mode>3): Likewise.
12809 (sse2_<plusminus_insn><mode>3): Likewise.
12810 (add<mode>): Removed.
12811 (*add<mode>3): Likewise.
12812 (sse2_ssadd<mode>3): Likewise.
12813 (sse2_usadd<mode>3): Likewise.
12814 (sub<mode>3): Likewise.
12815 (*sub<mode>3): Likewise.
12816 (sse2_sssub<mode>3): Likewise.
12817 (sse2_ussub<mode>3): Likewise.
12819 2008-05-05 Benjamin Kosnik <bkoz@redhat.com>
12821 * gthr-single.h: Add in required interface elements as per gthr.h.
12822 Add stub types for __gthread_key_t, __gthread_once_t. Add defines
12823 for __GTHREAD_ONCE_INIT, __GTHREAD_RECURSIVE_MUTEX_INIT.
12824 Generalize UNUSED macro.
12825 (__gthread_once): Add.
12826 (__gthread_key_create): Add.
12827 (__gthread_key_delete): Add.
12828 (__gthread_getspecific): Add.
12829 (__gthread_setspecific): Add.
12831 2008-05-05 Andrew Pinski <Andrew.Pinski@playstation.sony.com>
12833 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): If we have
12834 the same size types for the indirect reference on the rhs, then
12837 2008-05-05 Uros Bizjak <ubizjak@gmail.com>
12839 * config/i386/i386.md
12840 (*float<SSEMODEI24:mode><MODEF:mode>2_sse_interunit): Use only
12841 one insn template instead of template series.
12842 (*xordi_1_rex64): Ditto.
12843 (*xordi_2_rex64): Ditto.
12845 2008-05-05 Ira Rosen <irar@il.ibm.com>
12847 PR tree-optimization/36119
12848 * tree-vect-transform.c (vectorizable_assignment): Set NCOPIES to 1
12851 2008-06-04 Jan Hubicka <jh@suse.cz>
12853 tree-optimization/36100
12854 * tree-pass.h (pass_O0_always_inline): Declare.
12855 * ipa-inline.c (inline_transform): Remove dead code.
12856 (cgraph_gate_O0_always_inline, cgraph_O0_always_inline,
12857 pass_O0_always_inline): New.
12858 * passes.c (init_optimization_passes): Add pass_O0_always_inline.
12860 2008-05-04 Kai Tietz <kai.tietz@onevision.com>
12862 * config/i386/i386.c (x86_output_mi_thunk): Use movq alternative
12863 mnemonic in this_param move for TARGET_64BIT.
12865 2008-05-04 Uros Bizjak <ubizjak@gmail.com>
12867 * config/i386/i386.md (*strmovsi_1): Simplify asm alternatives.
12868 (*strmovsi_rex_1): Ditto.
12869 (*strsetsi_1): Ditto.
12870 (*strsetsi_rex_1): Ditto.
12872 (add<mode>cc): Macroize expander from addqicc, addhicc, addsicc and
12873 adddicc expanders using SWI mode iterator.
12875 2008-05-04 H.J. Lu <hongjiu.lu@intel.com>
12878 * config/i386/i386.c (ix86_expand_special_args_builtin): Remove three
12881 2008-05-04 David S. Miller <davem@davemloft.net>
12883 * config.gcc (sparc*-*-*): Always set need_64bit_hwint to yes.
12884 (sparc*-*-linux*): Use linux.h in tm_file.
12885 (sparc-*-linux*): If 'enabled_targets' is 'all', build a bi-arch
12886 compiler defaulting to 32-bit.
12887 (sparc*-*-*): Remove explicit target settings of need_64bit_hwint,
12889 * config/sparc/linux.h: Remove definitions now obtained
12890 properly from linux.h
12891 * config/sparc/linux64.h: Likewise.
12892 (ASM_CPU_DEFAULT_SPEC): Change this to ASM_CPU64_DEFAULT_SPEC, we
12893 don't want this setting for 32-bit builds in a biarch compiler.
12894 * doc/install.texi: Add sparc-linux to list of targets
12895 supporting --enable-targets=all.
12897 2008-05-03 Andrew Pinski <pinskia@gmail.com>
12899 * Makefile.in (tree-ssa-phiprop.o): Fix dependencies.
12901 2008-05-03 H.J. Lu <hongjiu.lu@intel.com>
12903 * config/i386/i386.c (ix86_builtin_type): Move V4SI_FTYPE_V4SF
12904 after V4SI_FTYPE_V8HI.
12905 (ix86_init_mmx_sse_builtins): Move case V4HI_FTYPE_V4HI after
12906 case V4SI_FTYPE_V2DF.
12908 2008-05-03 Kenneth Zadeck <zadeck@naturalbridge.com>
12910 * doc/invoke.texi (max-flow-memory-locations): Removed.
12911 * params.def (PARAM_MAX_FLOW_MEMORY_LOCATIONS): Removed.
12913 2008-05-03 Richard Guenther <rguenther@suse.de>
12915 PR middle-end/34973
12916 * opts.c (set_Wstrict_aliasing): Handle the turn-off case.
12918 2008-05-02 David S. Miller <davem@davemloft.net>
12920 * config.gcc (need_64bit_hwint): Document libcpp dependency.
12922 2008-05-02 Simon Baldwin <simonb@google.com>
12925 * c-common.h (warn_array_subscript_range): Removed.
12926 * c-common.c (warn_array_subscript_range): Ditto.
12927 * tree-vrp.c (check_array_ref): Revert to ignoring arrays with size 2.
12928 * c-typeck.c (build_array_ref): Remove warn_array_subscript_range.
12930 2008-05-02 H.J. Lu <hongjiu.lu@intel.com>
12932 * config/i386/i386.c (ix86_special_builtin_type): New.
12933 (bdesc_special_args): Likewise.
12934 (ix86_expand_special_args_builtin): Likewise.
12935 (ix86_init_mmx_sse_builtins): Updated.
12936 (ix86_expand_builtin): Updated.
12937 (ix86_expand_store_builtin): Removed.
12938 (ix86_expand_unop_builtin): Likewise.
12940 * config/i386/mm3dnow.h (__v2sf): Moved to ...
12941 * config/i386/mmintrin.h (__v2sf): Here.
12943 * config/i386/xmmintrin.h (_mm_loadh_pi): Replace __v2si with
12945 (_mm_loadl_pi): Likewise.
12946 (_mm_storeh_pi): Replace __v2si with __v2sf.
12947 (_mm_storel_pi): Likewise.
12949 * doc/extend.texi: Correct __builtin_ia32_loadhps,
12950 __builtin_ia32_loadlps, __builtin_ia32_storehps,
12951 __builtin_ia32_storelps, __builtin_ia32_loadhpd and
12952 __builtin_ia32_loadlpd.
12954 2008-05-02 H.J. Lu <hongjiu.lu@intel.com>
12956 * config/i386/i386.c (ix86_builtin_type): Add FLOAT_FTYPE_FLOAT,
12957 V4SF_FTYPE_V4SF_VEC_MERGE and V2DF_FTYPE_V2DF_VEC_MERGE.
12958 (bdesc_args): Updated. Add scalar SSE builtins with vec_merge.
12959 (ix86_init_mmx_sse_builtins): Updated.
12960 (ix86_expand_args_builtin): Likewise.
12961 (ix86_expand_builtin): Likewise.
12962 (ix86_expand_unop1_builtin): Renamed to ...
12963 (ix86_expand_unop_vec_merge_builtin): This.
12965 2008-05-01 Jan Hubicka <jh@suse.cz>
12968 * ipa-inline.c (inline_generate_summary): Make static.
12969 (inline_transform): Do not call inlining at -O0; make static.
12970 * passes.c (execute_todo): Add sanity check.
12971 (execute_one_ipa_transform_pass): Execute proper flags.
12973 2008-05-01 Eric Botcazou <ebotcazou@adacore.com>
12975 * tree.h (TYPE_NONALIASED_COMPONENT): Expand comment.
12976 (DECL_NONADDRESSABLE_P): Likewise.
12977 * alias.c (record_component_aliases): Fix comment.
12979 2008-05-01 Simon Baldwin <simonb@google.com>
12981 * c-common.h (warn_array_subscript_range): New function.
12982 * c-common.c (warn_array_subscript_range): Ditto.
12983 * tree-vrp.c (check_array_ref): Corrected code to agree with
12984 comment, ignoring only arrays of size 0 or size 1.
12985 * c-typeck.c (build_array_ref): Call warn_array_subscript_range.
12987 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
12989 * config/i386/i386.c (ix86_builtin_type): Replace
12990 DI_FTYPE_DI_DI_INT with V1DI2DI_FTYPE_V1DI_V1DI_INT.
12991 (bdesc_args): Updated.
12992 (ix86_init_mmx_sse_builtins): Likewise.
12993 (ix86_expand_args_builtin): Likewise.
12995 * config/i386/tmmintrin.h (_mm_alignr_pi8): Replace long long
12998 * doc/extend.texi: Correct __builtin_ia32_palignr.
13000 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
13003 * config/i386/i386.c (bdesc_crc32): Removed.
13004 (ix86_expand_crc32): Likewise.
13005 (ix86_builtin_type): Replace V2DI2TI_FTYPE_V2DI2TI_INT with
13006 V2DI2TI_FTYPE_V2DI_INT, V2DI2TI_FTYPE_V2DI2TI_V2DI2TI_INT with
13007 V2DI2TI_FTYPE_V2DI_V2DI_INT. Add UINT64_FTYPE_UINT64_UINT64,
13008 UINT_FTYPE_UINT_UINT, UINT_FTYPE_UINT_USHORT and
13009 UINT_FTYPE_UINT_UCHAR.
13010 (bdesc_args): Updated. Add crc32 builtins.
13011 (ix86_init_mmx_sse_builtins): Updated.
13012 (ix86_expand_args_builtin): Updated to support subreg.
13014 * doc/extend.texi: Correct __builtin_ia32_crc32di.
13016 2008-05-01 Jan Hubicka <jh@suse.cz>
13018 * tree-pass.h (opt_pass): Add IPA_PASS.
13019 (varpool_node, cgraph_node): Forward declare.
13020 (ipa_opt_pass): Define.
13021 (pass_ipa_inline): Turn into ipa_opt_pass.
13022 (pass_apply_inline): Remove.
13023 * ipa-inline.c (pass_ipa_inline): Turn into ipa_opt_pass.
13024 (apply_inline): Turn into ....
13025 (inline_transform): ... this one.
13026 (inline_generate_summary): New function.
13027 (pass_apply_inline): Remove.
13028 * function.h (ipa_opt_pass): Forward declare structure; typedef;
13030 (struct function): Add ipa_transforms_to_apply.
13031 * passes.c (register_one_dump_file): Work on IPA_PASS.
13032 (init_optimization_passes): Remove pass_inline_parameters and
13034 (pass_init_dump_file, pass_fini_dump_file): Break out from ....
13035 (execute_one_pass) ... here; apply transforms when possible.
13036 (add_ipa_transform_pass, execute_ipa_summary_asses,
13037 execute_one_ipa_transform_pass): New.
13038 (execute_ipa_pass_list): Update for IPA_PASS type.
13040 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
13042 * config/i386/i386.c (ix86_builtin_type): Add
13043 V2DI_FTYPE_V2DI_V16QI, V2DI_FTYPE_V2DI_UINT_UINT and
13044 V2DI_FTYPE_V2DI_V2DI_UINT_UINT.
13045 (bdesc_args): Add SSE4a builtins.
13046 (ix86_init_mmx_sse_builtins): Updated.
13047 (ix86_expand_args_builtin): Likewise.
13048 (ix86_expand_builtin): Likewise.
13050 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
13052 * config/i386/i386.c (ix86_builtin_type): Add
13053 V8HI_FTYPE_V8HI_V8HI_COUNT, V8HI_FTYPE_V8HI_SI_COUNT,
13054 V4SI_FTYPE_V4SI_V4SI_COUNT, V4SI_FTYPE_V4SI_SI_COUNT,
13055 V4HI_FTYPE_V4HI_V4HI_COUNT, V4HI_FTYPE_V4HI_SI_COUNT,
13056 V2DI_FTYPE_V2DI_V2DI_COUNT, V2DI_FTYPE_V2DI_SI_COUNT,
13057 V2SI_FTYPE_V2SI_V2SI_COUNT, V2SI_FTYPE_V2SI_SI_COUNT,
13058 V1DI_FTYPE_V1DI_V1DI_COUNT, V1DI_FTYPE_V1DI_SI_COUNT,
13059 V8HI_FTYPE_V8HI_INT, V4SI_FTYPE_V4SI_INT, V4HI_FTYPE_V4HI_INT,
13060 V2DI2TI_FTYPE_V2DI2TI_INT, V2DI2TI_FTYPE_V2DI2TI_V2DI2TI_INT
13061 and DI_FTYPE_DI_DI_INT.
13062 (bdesc_args): Add MMX/SSE shift, shuffle and palignr builtins.
13063 (ix86_init_mmx_sse_builtins): Updated.
13064 (ix86_expand_args_builtin): Likewise.
13065 (ix86_expand_builtin): Likewise.
13066 (ix86_expand_binop_imm_builtin): Removed.
13068 * doc/extend.texi: Correct __builtin_ia32_palignr128.
13070 2008-04-30 Richard Guenther <rguenther@suse.de>
13072 PR tree-optimization/32921
13073 * tree-ssa-loop-im.c (mem_refs_may_alias_p): Disambiguate with TBAA.
13075 2008-04-30 Richard Sandiford <rsandifo@nildram.co.uk>
13077 * config/arm/arm.c (arm_unwind_emit): Use
13078 crtl->all_throwers_are_sibcalls instead of
13079 cfun->all_throwers_are_sibcalls.
13080 (arm_output_fn_unwind): Likewise.
13081 * config/frv/frv.c (frv_stack_info): Use crtl->uses_pic_offset_table
13082 instead of cfun->uses_pic_offset_table.
13083 (frv_expand_prologue): Likewise.
13084 (frv_frame_pointer_required): Likewise.
13085 (frv_expand_fdpic_call): Likewise.
13086 (frv_emit_movsi): Likewise.
13087 * config/iq2000/iq2000.c (iq2000_expand_prologue): Use
13088 cfun->returns_pcc_struct instead of
13089 current_function_returns_pcc_struct.
13090 * config/m32c/m32c.c (need_to_save): Use crtl->calls_eh_return
13091 instead of cfun->calls_eh_return.
13092 (m32c_pushm_popm): Likewise.
13093 * config/xtensa/xtensa.h (cfun->calls_alloca): Remove bogus
13094 "extern" declaration.
13096 2008-04-30 Richard Guenther <rguenther@suse.de>
13098 PR tree-optimization/21636
13099 * tree-ssa-ccp.c (ccp_fold): Handle &p->x with p being a
13101 (evaluate_stmt): Print the likely value.
13102 (ccp_visit_stmt): Avoid excessive vertical spacing.
13104 2008-04-30 Rafael Espindola <espindola@google.com>
13106 * builtins.c (fold_call_expr): Return realret.
13107 * tree-ssa-threadedge.c
13108 (record_temporary_equivalences_from_stmts_at_dest): Ignore calls to
13109 __builtin_object_size.
13111 2008-04-30 Seongbae Park <seongbae.park@gmail.com>
13113 * gcc.c (wrapper_string): New variable.
13114 (insert_wrapper): New function.
13115 (execute): New option -wrapper.
13116 * doc/invoke.texi (Overall Options): New driver option -wrapper.
13118 2008-04-30 Nathan Froyd <froydnj@codesourcery.com>
13120 * config/rs6000/crtresgpr.asm, config/rs6000/crtresxgpr.asm,
13121 config/rs6000/crtsavgpr.asm, config/rs6000/crtresfpr.asm,
13122 config/rs6000/crtresxfpr.asm, config/rs6000/crtsavfpr.asm: Break out
13124 * config/rs6000/crtsavres.asm: ...here. Remove unneeded file.
13125 * config/rs6000/e500crtres32gpr.asm, config/rs6000/e500crtres64gpr.asm,
13126 config/rs6000/e500crtres64gprctr.asm,
13127 config/rs6000/e500crtrest32gpr.asm, config/rs6000/e500crtrest64gpr.asm,
13128 config/rs6000/e500crtresx32gpr.asm, config/rs6000/e500crtresx64gpr.asm,
13129 config/rs6000/e500crtsav32gpr.asm, config/rs6000/e500crtsav64gpr.asm,
13130 config/rs6000/e500crtsav64gprctr.asm,
13131 config/rs6000/e500crtsavg32gpr.asm, config/rs6000/e500crtsavg64gpr.asm,
13132 config/rs6000/e500crtsavg64gprctr.asm: New files.
13133 * config/rs6000/t-ppccomm: Add build rules for new files.
13134 (LIB2FUNCS_STATIC_EXTRA): Add new files.
13135 * config/rs6000/t-netbsd: Add build rules for new files.
13136 (LIB2FUNCS_STATIC_EXTRA): New variable.
13137 * config/rs6000/sysv4.h (ENDFILE_SPEC): Don't include crtsavres.o
13138 (CRTSAVRES_DEFAULT_SPEC): Likewise.
13139 * config/rs6000/netbsd.h (ENDFILE_SPEC): Likewise.
13141 2008-04-30 H.J. Lu <hongjiu.lu@intel.com>
13143 * config/i386/i386.c (ix86_builtin_type): Add
13144 FLOAT128_FTYPE_FLOAT128_FLOAT128, V16QI_FTYPE_V16QI_V16QI,
13145 V16QI_FTYPE_V8HI_V8HI, V8QI_FTYPE_V8QI_V8QI,
13146 V8QI_FTYPE_V4HI_V4HI, V8HI_FTYPE_V8HI_V8HI,
13147 V8HI_FTYPE_V16QI_V16QI, V8HI_FTYPE_V4SI_V4SI,
13148 V4SI_FTYPE_V4SI_V4SI, V4SI_FTYPE_V8HI_V8HI,
13149 V4SI_FTYPE_V4SF_V4SF, V4SI_FTYPE_V2DF_V2DF,
13150 V4HI_FTYPE_V4HI_V4HI, V4HI_FTYPE_V8QI_V8QI,
13151 V4HI_FTYPE_V2SI_V2SI, V4SF_FTYPE_V4SF_V4SF,
13152 V4SF_FTYPE_V4SF_V4SF_SWAP, V4SF_FTYPE_V4SF_V2SI,
13153 V4SF_FTYPE_V4SF_V2DF, V4SF_FTYPE_V4SF_DI,
13154 V4SF_FTYPE_V4SF_SI, V2DI_FTYPE_V2DI_V2DI,
13155 V2DI_FTYPE_V16QI_V16QI, V2DI_FTYPE_V4SI_V4SI,
13156 V2DI_FTYPE_V2DF_V2DF, V2SI_FTYPE_V2SI_V2SI,
13157 V2SI_FTYPE_V4HI_V4HI, V2SI_FTYPE_V2SF_V2SF,
13158 V2DF_FTYPE_V2DF_V2DF, V2DF_FTYPE_V2DF_V2DF_SWAP,
13159 V2DF_FTYPE_V2DF_V4SF, V2DF_FTYPE_V2DF_DI,
13160 V2DF_FTYPE_V2DF_SI, V2SF_FTYPE_V2SF_V2SF,
13161 V1DI_FTYPE_V1DI_V1DI, V1DI_FTYPE_V8QI_V8QI and
13162 V1DI_FTYPE_V2SI_V2SI.
13163 (bdesc_2arg): Moved to ...
13164 (bdesc_args): Here.
13165 (ix86_init_mmx_sse_builtins): Updated.
13166 (ix86_expand_args_builtin): Updated. Take a pointer
13167 to const struct builtin_description. Handle comparison
13169 (ix86_expand_sse_compare): Take a new argument for swapping operands.
13170 (ix86_expand_builtin): Updated.
13172 * config/i386/sse.md (ssse3_pmaddubswv8hi3): Renamed to ...
13173 (ssse3_pmaddubsw128): This.
13174 (ssse3_pmaddubswv4hi3): Renamed to ...
13175 (ssse3_pmaddubsw): This.
13177 * doc/extend.texi (__builtin_ia32_packsswb128): Correct prototype.
13178 (__builtin_ia32_packssdw128): Likewise.
13179 (__builtin_ia32_packuswb128): Likewise.
13180 (__builtin_ia32_pmaddubsw): Likewise.
13181 (__builtin_ia32_pmaddubsw128): Likewise.
13183 2008-04-30 Richard Guenther <rguenther@suse.de>
13185 PR tree-optimization/14847
13186 * tree-ssa-ifcombine.c (get_name_for_bit_test): New helper function.
13187 (recognize_bits_test): Use it.
13188 (recognize_single_bit_test): Likewise.
13190 2008-04-30 Martin Jambor <mjambor@suse.cz>
13192 * ipa-cp.c (ipcp_init_stage): Calls ipa_set_called_with_variable_arg
13193 instead of setting number of formal parameters to zero.
13194 (ipcp_init_stage): Do not set the number of actual parameters to zero
13196 (ipcp_propagate_stage): Explicitly skipping all calls to nodes
13197 which are called with variable number of arguments.
13198 (ipcp_insert_stage): Explicitely skipping all nodes which are
13199 called with variable number of arguments.
13200 (ipcp_callsite_param_print): Skipps callsites to nodes with varaible
13201 number of parameters.
13203 * ipa-prop.h (struct ipa_node_params): Added flag
13204 called_with_var_arguments
13205 (ipa_set_param_count): Added. Changed sole setter to use it.
13206 (ipa_get_param_count): Added. All readers of param_count
13207 converted to use it instead.
13208 (ipa_set_called_with_variable_arg): Added.
13209 (ipa_is_called_with_var_arguments): Added.
13210 (ipa_get_ith_param): Added. All readers of param_decls converted
13212 (ipa_set_cs_argument_count): Added, sole writer to argument_count
13214 (ipa_get_cs_argument_count): Added, all readers of argument_count
13216 (ipa_get_ith_jump_func): Added. Accessors of jump values changed
13219 * ipa-prop.h (struct ipcp_formal): Renamed to ipcp_lattice
13220 (struct ipcp_lattice): Renamed cval_type to type
13221 (struct ipa_node_params): ipcp_cval renamed to ipcp_lattices
13223 * ipa-cp.c (ipcp_cval_get_cvalue): Changed return value to tree
13224 (ipcp_cval_set_cvalue): Changed type of parameter value to tree
13225 (ipcp_insert_stage): Changed the type of variable cvalue to tree
13226 (ipcp_replace_map_create): Changed the type of parameter cvalue to tree
13227 (build_const_val): Changed the type of parameter cvalue to tree
13228 (ipcp_propagate_const): Changed the type of parameter cvalue to tree
13229 (ipcp_method_cval_set_cvalue_type): Renamed parameter cval_type1 to type
13231 * ipa-prop.h (struct ipcp_formal): Replaced cvalue with tree called
13234 * ipa-prop.c (ipa_methodlist_init): Renamed to ipa_init_func_list
13235 (ipa_methodlist_not_empty): Removed, the sole user now checks directly
13236 (ipa_add_method): Renamed to ipa_push_func_to_list
13237 (ipa_remove_method): Renamed to ipa_pop_func_from_list
13238 (ipa_callsite_param_count): Removed.
13239 (ipa_callsite_param_count_set): Removed.
13240 (ipa_callsite_param): Removed.
13241 (ipa_callsite_callee): Removed.
13242 (ipa_callsite_compute_param): Renamed to ipa_compute_jump_functions
13243 (ipa_callsite_compute_count): Renamed to ipa_count_arguments
13244 (ipa_method_formal_count): Removed.
13245 (ipa_method_formal_count_set): Removed.
13246 (ipa_method_get_tree): Removed.
13247 (ipa_method_tree_map_create): Removed.
13248 (ipa_method_compute_tree_map): Renamed to ipa_create_param_decls_array
13249 (ipa_create_param_decls_array): Creates the array itself
13250 (ipa_create_param_decls_array): Temporary variable info instead of
13251 a few dereferences.
13252 (ipa_method_formal_compute_count): Renamed to ipa_count_formal_params
13253 (ipa_method_compute_modify): Renamed to ipa_detect_param_modifications
13254 (get_type): Removed.
13255 (ipa_jf_get_info_type): Removed.
13256 (ipa_node_create): Renamed to ipa_create_node_params
13257 (ipa_free): Renamed to ipa_free_all_node_params
13258 (ipa_nodes_create): Renamed to ipa_create_all_node_params
13259 (ipa_edges_create): Renamed to ipa_create_all_edge_args
13260 (ipa_edges_free): Renamed to ipa_free_all_edge_args
13261 (ipa_nodes_free): Integrated into ipa_free_all_node_params and removed
13262 (ipa_free_all_node_params): Deallocation to jump_functions moved to
13263 ipa_free_all_edge_args
13264 (ipa_method_tree_print): Renamed to ipa_print_all_tree_maps
13265 (ipa_method_modify_print): Renamed to ipa_print_all_params_modified
13266 (ipa_create_methodlist_node): Removed.
13267 (ipa_methodlist_method): Removed.
13268 (ipa_methodlist_method_set): Removed.
13269 (ipa_methodlist_next_method): Removed.
13270 (ipa_methodlist_next_method_set): Removed.
13271 (ipa_method_is_modified): Removed.
13272 (ipa_method_modify_create): Removed.
13273 (ipa_method_modify_init): Temporary variable info instead of a few
13275 (ipa_detect_param_modifications): Temporary variable info instead of
13276 a few dereferences.
13277 (ipa_compute_jump_functions): Temporary variable info instead of
13278 a few dereferences.
13279 (ipa_method_modify_set): Removed.
13280 (ipa_method_tree_map): Renamed to ipa_get_param_decl_index
13281 (ipa_get_param_decl_index): Now accepts struct ipa_node_params rather
13282 than craph_node as the first parameter.
13283 (ipa_method_modify_stmt): Renamed to ipa_check_stmt_modifications
13284 (ipa_method_modify_init): Removed.
13285 (ipa_compute_jump_functions): Added a temp variable instead of
13286 repeatadly dereferencing the cgraph_edge.aux pointer
13287 (ipa_callsite_param_set_type): Removed.
13288 (ipa_compute_jump_functions): i renamed to index and moved to
13290 (ipa_callsite_param_set_info_type_formal): Removed.
13291 (ipa_callsite_param_set_info_type): Removed.
13292 (ipa_callsite_param_map_create): Removed.
13293 (ipa_callsite_tree): Removed.
13294 (ipa_callsite_caller): Removed.
13295 (ipa_pop_func_from_list): return_method removed to return_func
13297 * ipa-prop.h (enum cvalue_type): Renamed to ipa_lattice_type,
13298 prefixed all values with IPA_. Changed all users.
13299 (enum jump_func_type): Rnamed UNKNOWN_IPATYPE to IPA_UNKNOWN,
13300 CONST_IPATYPE to IPA_CONST, CONST_IPATYPE_REF to IPA_CONST_REF
13301 and FORMAL_IPATYPE IPA_PASS_THROUGH.
13302 (union parameter_info): Renamed to jump_func_value.
13303 (union jump_func_value): Renamed value to constant
13304 (struct ipa_jump_func): Renamed info_type to value
13305 (struct ipa_node): Renamed to ipa_node_params
13306 (struct ipa_node_params): Renamed ipa_arg_num to param_count
13307 (struct ipa_node_params): Renamed ipa_param_tree to param_decls
13308 (struct ipa_node_params): Renamed ipa_mod to modified_flags
13309 (struct ipa_edge): Renamed to ipa_edge_args
13310 (struct ipa_edge_args): Renamed ipa_param_num to argument_count
13311 (struct ipa_edge_args): Renamed ipa_param_map to jump_functions
13312 (struct ipa_methodlist): Renamed to ipa_func_list
13313 (struct ipa_func_list): method_p renamed to node, next_method
13315 (ipa_methodlist_p): Removed, switched all users to struct pointer
13316 (IS_VALID_TREE_MAP_INDEX): Renamed to IS_VALID_JUMP_FUNC_INDEX
13318 2008-04-30 Alan Modra <amodra@bigpond.net.au>
13320 * config/rs6000/rs6000.c (ALWAYS_RESTORE_ALTIVEC_BEFORE_POP): Define.
13321 (rs6000_emit_epilogue): Use backchain to restore only when we
13322 have a large frame. Make use of frame pointer to restore if we
13323 have one. Handle ALWAYS_RESTORE_ALTIVEC_BEFORE_POP.
13325 2008-04-29 Paolo Bonzini <bonzini@gnu.org>
13327 * config/avr/avr.md (*sbrx_branch, *sbix_branch, *sbix_branch_tmp):
13328 Add mode to zero_extract.
13329 (sign bit tests peepholes): (Ditto.).
13331 2008-04-29 H.J. Lu <hongjiu.lu@intel.com>
13333 * config/i386/i386.c (ix86_builtins): Replace Prescott New
13334 Instructions in comments with SSE3.
13335 (ix86_builtin_type): This. Add FLOAT128_FTYPE_FLOAT128,
13336 INT64_FTYPE_V4SF, INT64_FTYPE_V2DF, INT_FTYPE_V16QI,
13337 INT_FTYPE_V8QI, INT_FTYPE_V4SF, INT_FTYPE_V2DF,
13338 V16QI_FTYPE_V16QI, V8HI_FTYPE_V8HI, V8HI_FTYPE_V16QI,
13339 V8QI_FTYPE_V8QI, V4SI_FTYPE_V4SI, V4SI_FTYPE_V16QI,
13340 V4SI_FTYPE_V4SF, V4SI_FTYPE_V8HI, V4SI_FTYPE_V2DF,
13341 V4HI_FTYPE_V4HI, V4SF_FTYPE_V4SF, V4SF_FTYPE_V4SI,
13342 V4SF_FTYPE_V2DF, V2DI_FTYPE_V2DI, V2DI_FTYPE_V16QI,
13343 V2DI_FTYPE_V8HI, V2DI_FTYPE_V4SI, V2DF_FTYPE_V2DF,
13344 V2DF_FTYPE_V4SI, V2DF_FTYPE_V4SF, V2DF_FTYPE_V2SI,
13345 V2SI_FTYPE_V2SI, V2SI_FTYPE_V4SF, V2SI_FTYPE_V2SF,
13346 V2SI_FTYPE_V2DF, V2SF_FTYPE_V2SF and V2SF_FTYPE_V2SI.
13347 (bdesc_sse_args): Renamed to ...
13348 (bdesc_args): This. Add IX86_BUILTIN_PF2ID, IX86_BUILTIN_PFRCP,
13349 IX86_BUILTIN_PFRSQRT, IX86_BUILTIN_PI2FD, IX86_BUILTIN_PF2IW,
13350 IX86_BUILTIN_PSWAPDSI, IX86_BUILTIN_PSWAPDSF and
13351 IX86_BUILTIN_FABSQ.
13352 (bdesc_1arg): Moved to ...
13353 (bdesc_args): Here.
13354 (ix86_init_mmx_sse_builtins): Updated. Replace Prescott New
13355 Instructions in comments with SSE3.
13356 (ix86_expand_sse_operands_builtin): Renamed to ...
13357 (ix86_expand_args_builtin): This. Updated.
13358 (ix86_expand_unop1_builtin): Update comments.
13359 (ix86_expand_builtin): Updated.
13361 2008-04-29 Richard Guenther <rguenther@suse.de>
13363 PR tree-optimization/36078
13364 * tree-ssa-loop-ivcanon.c (tree_unroll_loops_completely):
13365 Update virtual SSA form after cleaning up the CFG.
13367 2008-04-29 Richard Guenther <rguenther@suse.de>
13369 PR middle-end/15255
13370 * fold-const.c (fold_binary): Fold (A + A) * C to A * 2*C.
13372 2008-04-29 Richard Guenther <rguenther@suse.de>
13374 * tree-ssa-alias.c (finalize_ref_all_pointers): Remove.
13375 (compute_may_aliases): Do not call finalize_ref_all_pointers.
13376 (compute_flow_insensitive_aliasing): Do not treat
13377 PTR_IS_REF_ALL pointers special.
13378 (get_smt_for): Likewise.
13379 (may_alias_p): Re-structure.
13380 (is_escape_site): A ref-all pointer conversion is not an escape site.
13381 * tree-ssa-structalias.c (find_what_p_points_to): Do not treat
13382 PTR_IS_REF_ALL pointers special.
13383 * tree-ssa-structalias.h (struct alias_info): Remove
13384 ref_all_symbol_mem_tag field.
13385 (PTR_IS_REF_ALL): Remove.
13387 2008-04-29 Richard Guenther <rguenther@suse.de>
13389 PR middle-end/36077
13390 * fold-const.c (extract_muldiv_1): In combining division constants
13391 make sure to never overflow.
13393 2008-04-29 Nick Clifton <nickc@redhat.com>
13395 * doc/tm.texi (RETURN_ADDR_RTX): Fix typo.
13397 2008-04-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
13400 * optc-gen.awk: Work around HP-UX/IA awk bug.
13402 2008-04-28 Danny Smith <dannysmith@users.sourceforge.net>
13404 * config/i386/cygming-crtend.c (register_frame_ctor): Revert my
13407 2008-04-28 Uros Bizjak <ubizjak@gmail.com>
13410 * config/i386/i386.md
13411 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_interunit):
13412 Change operand 1 predicate to nonimmediate_operand.
13414 2008-04-28 Jakub Jelinek <jakub@redhat.com>
13417 * dwarf2out.c (struct die_struct): Mark as chain_circular through
13419 * gengtype.c (walk_type, write_func_for_structure): Handle
13421 * doc/gty.texi: Document chain_circular.
13423 2008-04-28 Richard Guenther <rguenther@suse.de>
13425 PR tree-optimization/36066
13426 * tree-vrp.c (execute_vrp): Cleanup the CFG only after finalizing
13429 2008-04-28 Uros Bizjak <ubizjak@gmail.com>
13432 * config/i386/i386.md
13433 (floatdi<X87MODEF:mode>2_i387_with_xmm splitters):
13434 Use match_scratch instead of match_operand for operands 3 and 4.
13436 2008-04-27 Richard Guenther <rguenther@suse.de>
13438 PR tree-optimization/18754
13439 PR tree-optimization/34223
13440 * tree-pass.h (pass_complete_unrolli): Declare.
13441 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely): Print
13442 loop size before and after unconditionally of UL_NO_GROWTH in effect.
13443 Rewrite loop into loop closed SSA form if it is not already.
13444 (tree_unroll_loops_completely): Re-structure to iterate over
13445 innermost loops with intermediate CFG cleanups.
13446 Unroll outermost loops only if requested or the code does not grow
13448 * tree-ssa-loop.c (gate_tree_vectorize): Don't shortcut if no
13449 loops are available.
13450 (tree_vectorize): Instead do so here.
13451 (tree_complete_unroll): Also unroll outermost loops.
13452 (tree_complete_unroll_inner): New function.
13453 (gate_tree_complete_unroll_inner): Likewise.
13454 (pass_complete_unrolli): New pass.
13455 * tree-ssa-loop-manip.c (find_uses_to_rename_use): Only record
13456 uses outside of the loop.
13457 (tree_duplicate_loop_to_header_edge): Only verify loop-closed SSA
13458 form if it is available.
13459 * tree-flow.h (tree_unroll_loops_completely): Add extra parameter.
13460 * passes.c (init_optimization_passes): Schedule complete inner
13461 loop unrolling pass before the first CCP pass after final inlining.
13463 2008-04-27 Nathan Sidwell <nathan@codesourcery.com>
13465 * targhooks.h (default_emutls_var_fields,
13466 default_emutls_var_init): Declare.
13467 * tree.h (DECL_THREAD_LOCAL): Compare against TLS_MODEL_REAL.
13468 * target.h (struct gcc_target): Add struct emutls member.
13469 * target-def.h (TARGET_EMUTLS_GET_ADDRESS,
13470 TARGET_EMUTLS_REGISTER_COMMON, TARGET_EMUTLS_VAR_SECTION,
13471 TARGET_EMUTLS_TMPL_SECTION, TARGET_EMUTLS_VAR_PREFIX,
13472 TARGET_EMUTLS_TMPL_PREFIX, TARGET_EMUTLS_VAR_FIELDS,
13473 TARGET_EMUTLS_VAR_INIT, TARGET_EMUTLS_DEBUG_FORM_TLS_ADDRESS,
13474 TARGET_EMUTLS_VAR_ALIGN_FIXED, TARGET_EMUTLS): New.
13475 (TARGET_INITIALIZER): Add TARGET_EMUTLS.
13476 * builtins.def (BUILT_IN_EMUTLS_GET_ADDRESS,
13477 BUILT_IN_EMUTLS_REGISTER_COMMON): Get name from targetm structure.
13478 * dwarf2out.c (loc_descriptor_from_tree_1): Check if emutls can
13479 emit debug information.
13480 * coretypes.h (tls_model): Add TLS_MODEL_EMULATED, TLS_MODEL_REAL.
13481 * varasm.c: Include targhooks.h.
13482 (emutls_object_section, emutls_tmpl_section): New.
13483 (EMUTLS_VAR_PREFIX, EMUTLS_TMPL_PREFIX): Remove.
13484 (EMUTLS_SEPARATOR): New.
13485 (prefix_name): New.
13486 (get_emutls_object_name): New.
13487 (default_emutls_var_fields): New, broken out of ...
13488 (get_emutls_object_type): ... here. Adjust to use target hooks.
13489 (get_emutls_init_templ_addr): Adjust to use target hooks.
13490 (emutls_decl): Adjust to use target hooks.
13491 (emutls_finish): Likewise.
13492 (default_emutls_var_init): New, broken out of ...
13493 (assemble_variable): ... here. Adjust to use target hooks.
13494 * output.h (enum section_category): Add SECCAT_EMUTLS_VAR,
13495 SECCAT_EMUTLS_TMPL.
13496 * c-common.c (handle_section_attribute): Prevent overriding
13497 sections for emulated tls with special sections.
13498 * config/i386/i386.c (x86_64_elf_select_section): Add
13499 SECCAT_EMUTLS_VAR and SECCAT_EMUTLS_TMPL.
13500 (x86_64_elf_unique_section): Likewise.
13501 * config/vxworks.c: Include tree.h.
13502 (vxworks_emutls_var_fields, vxworks_emutls_var_init): New.
13503 (vxworks_override_options): Set TLS scheme.
13504 * doc/tm.texi (Emulated TLS): New node.
13506 2008-04-26 Simon Baldwin <simonb@google.com>
13509 * builtins.c (c_strlen): Suppressed multiple warnings that can occur
13510 with propagated string constants.
13512 2008-04-26 Uros Bizjak <ubizjak@gmail.com>
13514 * config/i386/i386.md (fix_trunc<mode>_i387_fisttp_with_temp): Use 'X'
13515 constraint for operand 2 when operand 0 is memory operand.
13516 (fix_truncdi_i387_with_temp): : Use 'X' constraint for operand 4 when
13517 operand 0 is memory operand.
13518 (fix_trunc<mode>_i387_with_temp): Ditto.
13519 (*floatsi<mode>2_vector_mixed_with_temp): Use 'X' constraint for
13520 operand 2 when operand 1 is memory operand.
13521 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_with_temp): Ditto.
13522 (*floatsi<mode>2_vector_sse_with_temp): Ditto.
13523 (*float<SSEMODEI24:mode><MODEF:mode>2_sse_with_temp): Ditto.
13524 (*float<SSEMODEI24:mode><X87MODEF:mode>2_i387_with_temp): Ditto.
13525 (floatdi<X87MODEF:mode>2_i387_with_xmm): Use 'X' constraint for
13526 operands 2,3 and 4 when operand 1 is memory operand.
13527 (fistdi2_with_temp): Use 'X' constraint for operand 2 when operand 0
13529 (fistdi2_floor_with_temp): Ditto.
13530 (fist<mode>2_floor_with_temp): Ditto.
13531 (fistdi2_ceil_with_temp): Ditto.
13532 (fist<mode>2_ceil_with_temp): Ditto.
13533 (*truncdfsf_fast_mixed): Merge alternatives 0 and 1.
13535 2008-04-26 David Daney <ddaney@avtrex.com>
13537 * config/mips/mips.md (UNSPEC_COMPARE_AND_SWAP_12): New
13539 (UNSPEC_SYNC_OLD_OP, UNSPEC_SYNC_NEW_OP, UNSPEC_SYNC_EXCHANGE,
13540 UNSPEC_MEMORY_BARRIER, UNSPEC_SET_GOT_VERSION,
13541 UNSPEC_UPDATE_GOT_VERSION): Renumber.
13542 (sync_compare_and_swap<mode>): New expand for QI and HI modes.
13543 (compare_and_swap_12): New insn.
13544 * config/mips/mips-protos.h (mips_expand_compare_and_swap_12): Declare.
13545 * config/mips/mips.c (mips_force_binary): New function.
13546 (mips_emit_int_order_test, mips_expand_synci_loop): Use it.
13547 (mips_expand_compare_and_swap_12): New function.
13548 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP_12): New macro.
13550 2008-04-25 Jan Hubicka <jh@suse.cz>
13553 * cfgexpand.c (pass_expand): Turn into RTL pass.
13554 * passes.c (execute_one_pass): Do pass typechecking after execution.
13555 * tree-pass.h (pass_expand): Turn into RTL pass.
13557 * function.h (struct rtl_data): Move here fields
13558 accesses_prior_frames, calls_eh_return, saves_all_registers,
13559 has_nonlocal_goto, has_asm_statement, is_thunk,
13560 all_throwers_are_sibcalls, limit_stack, profile, uses_const_pool,
13561 uses_pic_offset_table, uses_eh_lsda, tail_call_emit,
13562 arg_pointer_save_area_init from struct function; turn into bool.
13563 (struct function): Move
13564 calls_eh_return, saves_all_registers, has_nonlocal_goto,
13565 has_asm_statement, is_thunk, all_throwers_are_sibcalls, limit_stack,
13566 profile, uses_const_pool, uses_pic_offset_table, uses_eh_lsda,
13567 tail_call_emit, arg_pointer_save_area_init
13568 into struct rtl_data. Remove recursive_call_emit and gimplified flags.
13569 (current_function_returns_struct, current_function_returns_pcc_struct,
13570 current_function_calls_setjmp, current_function_calls_alloca,
13571 current_function_accesses_prior_frames,
13572 current_function_calls_eh_return, current_function_is_thunk,
13573 current_function_stdarg, current_function_profile,
13574 current_function_limit_stack, current_function_uses_pic_offset_table,
13575 current_function_uses_const_pool, current_function_has_nonlocal_label,
13576 current_function_saves_all_registers,
13577 current_function_has_nonlocal_goto,
13578 current_function_has_asm_statement): Remove accesor macros.
13579 * ra-conflict.c (global_conflicts): Update.
13580 * tree-tailcall.c (suitable_for_tail_opt_p): Update.
13581 (suitable_for_tail_call_opt_p): Update.
13582 * builtins.c (expand_builtin_return_addr): Update.
13583 (expand_builtin_setjmp_setup): Update.
13584 (expand_builtin_nonlocal_goto): Update.
13585 * final.c (final_start_function): Update.
13586 (profile_function): Update.
13587 (leaf_function_p): Update.
13588 (only_leaf_regs_used): Update.
13589 * df-scan.c (df_get_exit_block_use_set): Update.
13590 * dojump.c (clear_pending_stack_adjust): Update.
13591 * tree-stdarg.c (gate_optimize_stdarg): Update.
13592 * gimple-low.c (lower_function_body): Update.
13593 * global.c (compute_regsets): Update.
13594 (global_alloc): Update.
13595 * dwarf2out.c (dwarf2out_begin_prologue): Update.
13596 * expr.c (expand_assignment): Update.
13597 * dse.c (dse_step0): Update.
13598 (dse_step1): Update.
13599 * c-decl.c (store_parm_decls): Update.
13600 * local-alloc.c (combine_regs): Update.
13601 (find_free_reg): Update.
13602 * function.c (assign_parms_augmented_arg_list): Update.
13603 (assign_parm_find_data_types): Update.
13604 (assign_parms): Update.
13605 (allocate_struct_function): Update.
13606 (expand_function_start): Update.
13607 (expand_function_end): Update.
13608 (get_arg_pointer_save_area): Update.
13609 (thread_prologue_and_epilogue_insns): Update.
13610 (rest_of_match_asm_constraints): Update.
13611 * stor-layout.c (variable_size): Update.
13612 * gcse.c (gcse_main): Update.
13613 (bypass_jumps): Update.
13614 * gimplify.c (gimplify_function_tree): Update.
13615 * calls.c (emit_call_1): Update.
13616 (expand_call): Update.
13617 * bt-load.c (compute_defs_uses_and_gen): Update.
13618 * except.c (sjlj_assign_call_site_values): Update.
13619 (sjlj_emit_function_enter): Update.
13620 (can_throw_external): Update.
13621 (set_nothrow_function_flags): Update.
13622 (expand_builtin_unwind_init): Update.
13623 (expand_eh_return): Update.
13624 (convert_to_eh_region_ranges): Update.
13625 (output_function_exception_table): Update.
13626 * emit-rtl.c (gen_tmp_stack_mem): Update.
13627 * cfgexpand.c (expand_used_vars): Update.
13628 (tree_expand_cfg): Update.
13629 * cfgcleanup.c (rest_of_handle_jump): Update.
13630 * explow.c (allocate_dynamic_stack_space): Update.
13631 * varasm.c (assemble_start_function): Update.
13632 (force_const_mem): Update.
13633 (mark_constant_pool): Update.
13634 * tree-optimize.c (tree_rest_of_compilation): Update.
13635 * stack-ptr-mod.c (notice_stack_pointer_modification): Update.
13636 * tree-cfg.c (notice_special_calls): Update.
13637 (is_ctrl_altering_stmt): Update.
13638 (tree_can_make_abnormal_goto): Update.
13639 (tree_purge_dead_abnormal_call_edges): Update.
13640 * config/alpha/predicates.md: Update.
13641 * config/alpha/alpha.c (alpha_sa_mask): Update.
13642 (alpha_sa_size): Update.
13643 (alpha_does_function_need_gp): Update.
13644 (alpha_expand_prologue): Update.
13645 (alpha_start_function): Update.
13646 (alpha_output_function_end_prologue): Update.
13647 (alpha_expand_epilogue): Update.
13648 * config/frv/frv.c (frv_stack_info): Update.
13649 (frv_expand_epilogue): Update.
13650 * config/s390/s390.c (s390_regs_ever_clobbered): Update.
13651 (s390_register_info): Update.
13652 (s390_frame_info): Update.
13653 (s390_init_frame_layout): Update.
13654 (s390_can_eliminate): Update.
13655 (save_gprs): Update.
13656 * config/spu/spu.c (spu_split_immediate): Update.
13657 (need_to_save_reg): Update.
13658 (spu_expand_prologue): Update.
13659 (spu_expand_epilogue): Update.
13660 * config/sparc/sparc.md: Update.
13661 * config/sparc/sparc.c (eligible_for_return_delay): Update.
13662 (sparc_tls_got): Update.
13663 (legitimize_pic_address): Update.
13664 (sparc_emit_call_insn): Update.
13665 (sparc_expand_prologue): Update.
13666 (output_return): Update.
13667 (print_operand): Update.
13668 (sparc_function_ok_for_sibcall): Update.
13669 * config/sparc/sparc.h (EXIT_IGNORE_STACK): Update.
13670 * config/m32r/m32r.md: Update.
13671 * config/m32r/m32r.c (MUST_SAVE_RETURN_ADDR): Update.
13672 (m32r_compute_frame_size): Update.
13673 (m32r_expand_prologue): Update.
13674 (m32r_expand_epilogue): Update.
13675 (m32r_legitimize_pic_address): Update.
13676 * config/m32r/m32r.h (FRAME_POINTER_REQUIRED): Update.
13677 * config/i386/linux.h (SUBTARGET_FRAME_POINTER_REQUIRED): Update.
13678 * config/i386/i386.c (ix86_frame_pointer_required): Update.
13679 (gen_push): Update.
13680 (ix86_save_reg): Update.
13681 (ix86_compute_frame_layout): Update.
13682 (ix86_expand_prologue): Update.
13683 (ix86_expand_epilogue): Update.
13684 * config/sh/sh.c (output_stack_adjust): Update.
13685 (calc_live_regs): Update.
13686 (sh5_schedule_saves): Update.
13687 (sh_expand_prologue): Update.
13688 (sh_expand_epilogue): Update.
13689 (sh_setup_incoming_varargs): Update.
13690 (sh_allocate_initial_value): Update.
13691 (sh_get_pr_initial_val): Update.
13692 * config/sh/sh.h (SHMEDIA_REGS_STACK_ADJUST): Update.
13693 * config/sh/sh.md (label:): Update.
13694 * config/avr/avr.c (out_movhi_mr_r): Update.
13695 * config/crx/crx.h (enum): Update.
13696 * config/xtensa/xtensa.h (along): Update.
13697 * config/stormy16/stormy16.c Update.
13698 (xstormy16_compute_stack_layout): Update.
13699 * config/fr30/fr30.c (MUST_SAVE_RETURN_POINTER): Update.
13700 (fr30_expand_prologue): Update.
13701 * config/cris/cris.c (cris_conditional_register_usage): Update.
13702 (cris_reg_saved_in_regsave_area): Update.
13703 (cris_initial_frame_pointer_offset): Update.
13704 (cris_simple_epilogue): Update.
13705 (cris_expand_prologue): Update.
13706 (cris_expand_epilogue): Update.
13707 (cris_expand_pic_call_address): Update.
13708 (cris_asm_output_symbol_ref): Update.
13709 (cris_asm_output_label_ref): Update.
13710 * config/cris/cris.md Update.
13711 * config/iq2000/iq2000.c (compute_frame_size): Update.
13712 (iq2000_expand_epilogue): Update.
13713 * config/mt/mt.h (save_direction): Update.
13714 * config/mn10300/mn10300.c (mn10300_function_value): Update.
13715 * config/ia64/ia64.c (ia64_compute_frame_size): Update.
13716 (ia64_secondary_reload_class): Update.
13717 * config/m68k/m68k.c (m68k_save_reg): Update.
13718 (m68k_expand_prologue): Update.
13719 (m68k_expand_epilogue): Update.
13720 (legitimize_pic_address): Update.
13721 * config/rs6000/rs6000.c (rs6000_got_register): Update.
13722 (first_reg_to_save): Update.
13723 (first_altivec_reg_to_save): Update.
13724 (compute_vrsave_mask): Update.
13725 (compute_save_world_info): Update.
13726 (rs6000_stack_info): Update.
13727 (spe_func_has_64bit_regs_p): Update.
13728 (rs6000_ra_ever_killed): Update.
13729 (rs6000_emit_eh_reg_restore): Update.
13730 (rs6000_emit_allocate_stack): Update.
13731 (rs6000_emit_prologue): Update.
13732 (rs6000_emit_epilogue): Update.
13733 (rs6000_output_function_epilogue): Update.
13734 (output_profile_hook): Update.
13735 (rs6000_elf_declare_function_name): Update.
13736 * config/rs6000/rs6000.h (rs6000_args): Update.
13737 * config/rs6000/rs6000.md: Update.
13738 * config/mcore/mcore.c (mcore_expand_prolog): Update.
13739 * config/arc/arc.c (arc_output_function_epilogue): Update.
13740 * config/arc/arc.h (FRAME_POINTER_REQUIRED): Update.
13741 * config/darwin.c (machopic_function_base_name): Update.
13742 * config/score/score3.c (score3_compute_frame_size): Update.
13745 (score3_epilogue): Update.
13746 * config/score/score7.c (score7_compute_frame_size): Update.
13747 (score7_prologue): Update.
13748 (score7_epilogue): Update.
13749 * config/score/score.h (FRAME_POINTER_REQUIRED): Update.
13750 * config/arm/linux-elf.h (SUBTARGET_FRAME_POINTER_REQUIRED): Update.
13751 * config/arm/arm.c (use_return_insn): Update.
13752 (require_pic_register): Update.
13753 (arm_load_pic_register): Update.
13754 (arm_compute_save_reg0_reg12_mask): Update.
13755 (arm_compute_save_reg_mask): Update.
13756 (thumb1_compute_save_reg_mask): Update.
13757 (output_return_instruction): Update.
13758 (arm_output_function_prologue): Update.
13759 (arm_output_epilogue): Update.
13760 (arm_get_frame_offsets): Update.
13761 (arm_expand_prologue): Update.
13762 (thumb_pushpop): Update.
13763 (thumb_exit): Update.
13764 (thumb1_expand_prologue): Update.
13765 (thumb1_expand_epilogue): Update.
13766 (arm_unwind_emit): Update.
13767 (arm_output_fn_unwind): Update.
13768 * config/arm/arm.h (FRAME_POINTER_REQUIRED): Update.
13769 * config/arm/arm.md: Update.
13770 * config/pa/pa.md: Update.
13771 * config/pa/pa.c (legitimize_pic_address): Update.
13772 (compute_frame_size): Update.
13773 (hppa_expand_prologue): Update.
13774 (hppa_expand_epilogue): Update.
13775 (borx_reg_operand): Update.
13776 * config/pa/pa.h (FRAME_POINTER_REQUIRED): Update.
13777 (HARD_REGNO_RENAME_OK): Update.
13778 * config/mips/mips.c (mips_global_pointer): Update.
13779 (mips_save_reg_p): Update.
13780 (mips_compute_frame_info): Update.
13781 (mips_frame_pointer_required): Update.
13782 (mips_expand_prologue): Update.
13783 (mips_expand_epilogue): Update.
13784 (mips_can_use_return_insn): Update.
13785 (mips_reorg_process_insns): Update.
13786 * config/v850/v850.c (compute_register_save_size): Update.
13787 * config/mmix/mmix.h (FRAME_POINTER_REQUIRED): Update.
13788 * config/mmix/mmix.c (along): Update.
13789 (mmix_expand_epilogue): Update.
13790 * config/bfin/bfin.c (legitimize_pic_address): Update.
13791 (must_save_p): Update.
13792 (stack_frame_needed_p): Update.
13793 (add_to_reg): Update.
13794 (bfin_expand_prologue): Update.
13795 * stmt.c (expand_asm_operands): Update.
13796 * reload1.c (reload): Update.
13797 (init_elim_table): Update.
13799 2008-04-25 Bob Wilson <bob.wilson@acm.org>
13801 * optabs.c (expand_float): Fix REG_EQUAL for UNSIGNED_FLOAT libcall.
13803 2008-04-25 H.J. Lu <hongjiu.lu@intel.com>
13805 * config/i386/sse.md (mov<mode>): Replace SSEMODEI with SSEMODE.
13806 (*mov<mode>_internal): Likewise. Support V4SF and V2DF.
13807 (mov<mode>): Removed.
13808 (*movv4sf_internal): Likewise.
13809 (*movv2df_internal): Likewise.
13811 2008-04-25 Pompapathi V Gadad <Pompapathi.V.Gadad@nsc.com>
13813 * config.gcc (crx-*-elf): Remove deprecation.
13815 2008-04-25 Danny Smith <dannysmith@users.sourceforge.net>
13817 * config/i386/cygming-crtend.c (register_frame_ctor): Register
13818 __gcc_deregister_frame with atexit.
13819 (deregister_frame_dtor): Remove.
13821 2008-04-24 Nathan Froyd <froydnj@codesourcery.com>
13822 Nathan Sidwell <nathan@codesourcery.com>
13824 * config/rs6000/rs6000.opt (mspe): Remove Var property.
13826 * config/rs6000/rs6000.h (rs6000_spe): Declare.
13827 (rs6000_isel): Likewise.
13828 * config/rs6000/rs6000.c (rs6000_spe): New variable.
13829 (rs6000_isel): New variable.
13830 (rs6000_handle_option): Handle OPT_mspe and OPT_misel.
13832 2008-04-24 Jakub Jelinek <jakub@redhat.com>
13835 * c-common.c (handle_vector_size_attribute): Call
13836 lang_hooks.types.reconstruct_complex_type instead of
13837 reconstruct_complex_type.
13838 * config/rs6000/rs6000.c (rs6000_handle_altivec_attribute): Likewise.
13839 * config/spu/spu.c (spu_handle_vector_attribute): Likewise.
13840 * langhooks.h (struct lang_hooks_for_types): Add
13841 reconstruct_complex_type hook.
13842 * langhooks-def.h (LANG_HOOKS_RECONSTRUCT_COMPLEX_TYPE): Define.
13843 (LANG_HOOKS_FOR_TYPES_INITIALIZER): Add it.
13845 2008-04-24 Richard Guenther <rguenther@suse.de>
13847 * c-common.h (check_builtin_function_arguments): Declare.
13848 * c-common.c (validate_nargs): New function.
13849 (check_builtin_function_arguments): Likewise.
13850 * c-typeck.c (build_function_call): Call
13851 check_builtin_function_arguments.
13852 * builtins.c (fold_builtin_classify): Remove error reporting code.
13853 (fold_builtin_unordered_cmp): Likewise.
13854 (fold_builtin_1): Likewise.
13855 (fold_builtin_n): Likewise.
13857 2008-04-24 Jakub Jelinek <jakub@redhat.com>
13859 PR tree-optimization/36008
13860 * fold-const.c (try_move_mult_to_index): If s == NULL, divide
13861 the original op1, rather than delta by step.
13863 2008-04-22 Antoniu Pop <antoniu.pop@gmail.com>
13864 Sebastian Pop <sebastian.pop@amd.com>
13866 * tree-parloops.c (take_address_of, eliminate_local_variables_1,
13867 eliminate_local_variables_stmt, eliminate_local_variables,
13868 separate_decls_in_loop_name, separate_decls_in_loop_stmt,
13869 separate_decls_in_loop, gen_parallel_loop): Make them work on a region
13870 of code delimited by two edges in the CFG.
13871 (separate_decls_in_loop_name): Renamed separate_decls_in_region_name.
13872 (separate_decls_in_loop_stmt): Renamed separate_decls_in_region_stmt.
13873 (separate_decls_in_loop): Renamed separate_decls_in_region. Isolate
13874 the case of parallelisation of reductions.
13875 (expr_invariant_in_region_p): New.
13877 * tree-flow.h (gather_blocks_in_sese_region): Declared.
13878 * tree-cfg.c (gather_blocks_in_sese_region): Extern.
13880 2008-04-24 Ira Rosen <irar@il.ibm.com>
13881 Richard Guenther <rguenther@suse.de>
13883 PR tree-optimization/36034
13884 * tree-vect-analyze.c (vect_analyze_group_access): SLP is
13885 incapable of dealing with loads with gaps.
13887 2008-04-24 Rafael Espindola <espindola@google.com>
13889 * tree-flow.h (vrp_evaluate_conditional): Change signature.
13890 * tree-ssa-propagate.c (fold_predicate_in): Update call to
13891 vrp_evaluate_conditional.
13892 * tree-vrp.c (vrp_evaluate_conditional_warnv): Remove.
13893 (vrp_evaluate_conditional): Split the cond argument.
13894 (vrp_visit_cond_stmt): Use vrp_evaluate_conditional_warnv_with_ops.
13895 (simplify_stmt_for_jump_threading): Update call to
13896 vrp_evaluate_conditional.
13898 2008-04-24 Ira Rosen <irar@il.ibm.com>
13900 PR tree-optimization/35982
13901 * tree-vect-analyze.c (vect_check_interleaving): Check that the
13902 interleaved data-refs are of the same type.
13904 2008-04-24 Danny Smith <dannysmith@users.net>
13906 * c-format.c (check_format_info_main): Use strncmp rather than a
13907 magic prefix to handle multichar length specs.
13908 * config/i386/msformat-c.c (format_length_info ms_printf_length_specs):
13909 Don't prefix "I64" and "I32" with '\0'.
13911 2008-04-24 Jakub Jelinek <jakub@redhat.com>
13914 * config/i386/i386.c (init_cumulative_args): Don't pass anything
13915 in registers for -m32 only if stdarg_p (fntype).
13917 2008-04-24 Uros Bizjak <ubizjak@gmail.com>
13919 PR rtl-optimization/36006
13920 * expmed.c (store_fixed_bit_field): Copy op0 rtx before moving
13921 temp to op0 in order to avoid invalid rtx sharing.
13923 2008-04-23 Paolo Bonzini <bonzini@gnu.org>
13925 * tree-cfg.c (verify_expr): Check with is_gimple_address. Don't
13926 check TREE_INVARIANT.
13927 * tree-gimple.c (is_gimple_address): New.
13928 (is_gimple_invariant_address): Simplify using decl_address_invariant_p.
13929 * tree-gimple.h (is_gimple_address): New.
13930 * tree.h (decl_address_invariant_p): New.
13931 * tree.c (make_node_stat): Don't set TREE_INVARIANT.
13932 (build_string): Likewise.
13933 (decl_address_invariant_p): New, from is_gimple_invariant_address.
13934 (tree_invariant_p_1): Likewise.
13935 (save_expr): Use it.
13936 (tree_invariant_p): New.
13937 (skip_simple_arithmetic): Use it.
13938 (stabilize_reference_1): Use it.
13939 (recompute_tree_invariant_for_addr_expr): Don't update TREE_INVARIANT,
13941 (build1_stat): Drop code to compute TREE_INVARIANT.
13942 (build2_stat): Drop code to compute TREE_INVARIANT.
13943 (build3_stat): Drop code to compute TREE_INVARIANT.
13944 (build4_stat): Drop code to compute TREE_INVARIANT.
13945 (build5_stat): Drop code to compute TREE_INVARIANT.
13946 (build7_stat): Drop code to compute TREE_INVARIANT.
13947 (merge_dllimport_decl_attributes): Don't mention TREE_INVARIANT.
13948 * tree.h (struct tree_base): Remove invariant_flag.
13949 (TREE_INVARIANT): Remove.
13950 * builtins.c (build_string_literal): Don't set TREE_INVARIANT.
13951 (fold_builtin_expect): Check TREE_CONSTANT.
13952 * tree-ssa-ccp.c (fold_stmt_r): Adjust comment.
13953 * c-tree.h (c_expr_to_decl): Drop third parameter.
13954 * c-typeck.c (build_external_ref): Don't set TREE_INVARIANT.
13955 (build_c_cast): Don't set TREE_INVARIANT.
13956 (pop_init_level): Don't set TREE_INVARIANT.
13957 (c_objc_common_truthvalue_conversion): Don't set TREE_INVARIANT.
13958 * gimplify.c (gimplify_init_ctor_preeval): Add assertion, test
13960 (gimplify_init_constructor): Don't set TREE_INVARIANT.
13961 (gimplify_addr_expr): Adjust comment.
13962 * tree-mudflap.c (mf_build_string):
13963 * print-tree.c (print_node): Don't print TREE_INVARIANT.
13964 * tree-nested.c (convert_nonlocal_reference): Adjust comment.
13965 * c-common.c (fix_string_type): Don't set TREE_INVARIANT.
13966 * langhooks-def.h (lhd_expr_to_decl): Drop third parameter.
13967 * langhooks.c (lhd_expr_to_decl): Drop third parameter.
13968 * langhooks.h (struct lang_hooks): Drop third parameter from
13971 2008-04-23 Richard Guenther <rguenther@suse.de>
13973 PR tree-optimization/27799
13974 PR tree-optimization/32921
13975 PR tree-optimization/32624
13976 * tree-ssa-structalias.c (merge_smts_into): Only merge the
13977 SMTs aliases and the tag itself into the solution.
13978 * tree-ssa-alias.c (compute_flow_sensitive_aliasing): Do not
13979 merge the points-to solution back into the SMT aliases.
13980 (may_alias_p): Use alias_set_subset_of instead of
13981 aliases_conflict_p. A pointer which points to
13982 memory with alias set zero may access any variable.
13984 2008-04-23 Richard Guenther <rguenther@suse.de>
13986 * alias.c (alias_set_subset_of): Correctly handle asking
13987 if zero is a subset of an alias set with zero child.
13988 * tree-ssa-alias.c (have_common_aliases_p): Simplify logic.
13989 (compute_flow_insensitive_aliasing): Correctly walk all
13990 pointers. Do not unnecessarily union sets.
13992 2008-04-23 Richard Guenther <rguenther@suse.de>
13994 PR middle-end/36021
13995 * c-common.c (handle_alloc_size_attribute): Use type_num_arguments.
13997 2008-04-22 Tomas Bily <tbily@suse.cz>
13999 * tree-cfg.c (verify_expr): Check for NON_LVALUE_EXPR as
14001 * tree-vrp.c (extract_range_from_unary_expr): Removed unused
14003 * tree-ssa-threadedge.c (simplify_control_stmt_condition): Likewise.
14004 * tree-ssa-structalias.c (get_constraint_for): Likewise.
14005 * tree-inline.c (estimate_num_insns_1): Likewise.
14006 * varasm.c (const_hash_1, compare_constant, copy_constant)
14007 (compute_reloc_for_constant, output_addressed_constants): Likewise.
14008 * emit-rtl.c (component_ref_for_mem_expr)
14009 (set_mem_attributes_minus_bitpos): Likewise.
14010 * expr.c (highest_pow2_factor, expand_expr_real_1, )
14011 (is_aligning_offset): Likewise.
14012 * dwarf2out.c (loc_descriptor_from_tree_1, add_bound_info): Likewise.
14013 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Likewise.
14014 * dojump.c (do_jump): Likewise.
14015 * builtins.c (get_pointer_alignment, get_memory_rtx)
14016 (integer_valued_real_p, fold_builtin_next_arg): Likewise.
14017 * tree-scalar-evolution.c (instantiate_parameters_1): Likewise.
14019 2008-04-23 Jakub Jelinek <jakub@redhat.com>
14021 PR rtl-optimization/36017
14022 * builtins.c (expand_errno_check): Clear CALL_EXPR_TAILCALL before
14023 expanding the library call.
14025 2008-04-22 Ian Lance Taylor <iant@google.com>
14027 * fold-const.c (pointer_may_wrap_p): Call int_size_in_bytes rather
14028 than size_in_bytes.
14030 2008-04-22 Pat Haugen <pthaugen@us.ibm.com>
14032 * config/rs6000/rs6000.c (rs6000_register_move_cost): Increase cost
14033 of LR/CTR moves for Power6.
14035 2008-04-22 Kenneth Zadeck <zadeck@naturalbridge.com>
14037 PR middle-end/36003
14038 * passes.c (init_optimization_passes): Remove
14039 pass_fast_rtl_byte_dce.
14041 2008-04-22 Uros Bizjak <ubizjak@gmail.com>
14044 * config/i386/xmmintrin.h (_mm_cvtpi16_ps): Rearrange calls to
14045 builtin functions to generate faster code.
14046 (_mm_cvtpu16_ps): Ditto.
14047 (_mm_cvtpi32x2_ps): Ditto.
14049 2008-04-22 Nick Clifton <nickc@redhat.com>
14051 * common.opt (ftree-loop-distribution): Add Optimization
14054 * config/frv/frv.c (frv_stack_info): Use crtl instead of cfun.
14055 (frv_expand_builtin_va_start): Likewise.
14057 * config/arm/arm.c (thumb_find_work_register): Fix location of
14058 argument register count.
14060 2008-04-22 Maxim Kuvyrkov <maxim@codesourcery.com>
14062 Support scheduling for ColdFire V1 and V3 microarchitecture.
14063 Improve scheduling of multiplication instructions.
14065 * config/m68k/m68k.md (cpu): Add cfv1 and cfv3. Rename cf_v2 to cfv1.
14066 (mac): New instruction attribute.
14067 * config/m68k/m68k.c (override_options): Handle cfv1, cfv3 and mac.
14068 (m68k_sched_mac): New variable.
14069 (m68k_sched_attr_type2, m68k_sched_md_init_global): Update.
14070 Handle cfv1 and cfv3.
14071 (max_insn_size): New static variable.
14072 (struct _sched_ib): New type.
14073 (sched_ib): New static variable.
14074 (sched_ib_size, sched_ib_filled, sched_ib_insn): Convert variables
14075 to fields of 'struct _sched_ib sched_ib'. Update all uses.
14076 (m68k_sched_variable_issue): Add modeling of cfv3 instruction buffer.
14078 (m68k_sched_md_init_global, m68k_sched_md_finish_global,
14079 m68k_sched_md_init, m68k_sched_md_finish): Handle cfv1 and cfv3. Init
14080 new variables. Update.
14081 (m68k_sched_dfa_pre_advance_cycle, m68k_sched_dfa_post_advance_cycle):
14082 Add modeling of cfv3 instruction buffer. Update.
14083 * config/m68k/m68k-protos.h (m68k_sched_mac): Declare.
14084 * config/m68k/m68k.h (TUNE_CFV3): New macro.
14085 * config/m68k/cf.md: Change substrings 'cf_v2' to 'cfv12' or 'cfv123'.
14086 (cf_* reservations): Rename to cfv12 or cfv123 to indicate cores
14087 a particular reservation applies to.
14088 (type2): Reorganize attribute values. Rename alu to alu_reg,
14089 alu_l to alu, move_l to omove. Join move to alu. Split mul
14090 to mul_l and mul_w.
14091 (cf_ib_*): Simplify description of instruction buffer.
14092 (cf_ib_w0, cf_ib_w4, cf_ib_w5, cf_ib_w6): Remove.
14093 (cf_mem): Split into cf_mem1 and cf_mem2.
14094 (cf_v2_move_??): Rename to cfv12_alu_??.
14095 (cf_v2_move_l_??): Rename to cfv12_omove_??.
14096 (cf_v2_mul_??): Remove reservations.
14097 (cfv12_mul_l_??, cfv12_mul_w_??, cfv12_mac_w_??, cfv12_mac_l_??,
14098 cfv12_emac_??, cfv12_emac_w_i0): New reservations.
14099 (cfv12_rts, cfv12_call, cfv12_bcc, cfv12_bra, cfv12_jmp): Move to
14101 (cfv3_alu_10, cfv3_omove_10, cfv3_alu_i0, cfv3_omove_i0, cfv3_alu_01,
14102 cfv3_alu_0i, cfv3_alu_11, cfv3_omove_11, cfv3_alu_i1, cfv3_omove_i1,
14103 cfv3_alu_1i, cfv3_omove_1i, cfv3_pea_11, cfv3_pea_i1, cfv3_mul_w_10,
14104 cfv3_mul_l_10, cfv3_mul_w_i0, cfv3_mac_w_10, cfv3_mac_l_10,
14105 cfv3_mac_w_i0, cfv3_emac_10, cfv3_emac_w_i0, cfv3_rts, cfv3_call,
14106 cfv3_bcc, cfv3_bra, cfv3_jmp): New reservations.
14107 (cfv3_*_1, cfv3_*_2, cfv3_*_3): New instruction reservations that are
14108 expansions of the above reservations for instructions of sizes
14111 2008-04-22 Maxim Kuvyrkov <maxim@codesourcery.com>
14113 * rtl-factoring.c (collect_patterns_seqs): Handle CC0 targets.
14115 2008-04-21 Adam Nemet <anemet@caviumnetworks.com>
14117 * coverage.c: Include tree-pass.h.
14118 (coverage_counter_alloc): Print da_file_name to the dump file.
14120 2008-04-21 Kenneth Zadeck <zadeck@naturalbridge.com>
14122 * sbitmap.c (sbitmap_range_empty_p): New function.
14123 * sbitmap.h (sbitmap_range_empty_p): New function.
14124 * bitmap.h: Now includes obstack.h.
14126 2008-04-21 Richard Sandiford <rsandifo@nildram.co.uk>
14127 Kenneth Zadeck <zadeck@naturalbridge.com>
14129 * dbgcnt.def (ra_byte_scan): Added.
14130 * dbgcnt.c (dbg_cnt): Added code to print message to dump_file
14131 when the last hit happens for a counter.
14132 * timevar.def (TV_DF_BYTE_LR): New variable.
14133 * tree-pass.h (pass_fast_rtl_byte_dce): New pass.
14134 * passes.c (pass_fast_rtl_byte_dce): New pass.
14135 * fwprop.c (update_df): Added mode to call df_ref_create.
14136 Renamed DF_REF_WIDTH and DF_REF_OFFSET to DF_REF_EXTRACT_WIDTH and
14137 DF_REF_EXTRACT_OFFSET.
14138 * df.h (DF_BYTE_LR, DF_BYTE_LR_BB_INFO, DF_BYTE_LR_IN,
14139 DF_BYTE_LR_OUT, df_byte_lr): New macro.
14141 (df_ref_extract): Added mode field.
14142 (DF_REF_WIDTH, DF_REF_OFFSET) Renamed to DF_REF_EXTRACT_WIDTH and
14143 DF_REF_EXTRACT_OFFSET.
14144 (DF_REF_EXTRACT_MODE): New macro.
14145 (df_byte_lr_bb_info): New structure.
14146 (df_print_byte_regset, df_compute_accessed_bytes,
14147 df_byte_lr_add_problem, df_byte_lr_get_regno_start,
14148 df_byte_lr_get_regno_len, df_byte_lr_simulate_defs,
14149 df_byte_lr_simulate_uses,
14150 df_byte_lr_simulate_artificial_refs_at_top,
14151 df_byte_lr_simulate_artificial_refs_at_end,
14152 df_compute_accessed_bytes): New function.
14153 (df_ref_create): Add parameter.
14154 (df_byte_lr_get_bb_info): New inline function.
14155 * df-scan.c (df_ref_record, df_uses_record,
14156 df_ref_create_structure): Added mode parameter.
14157 (df_ref_create, df_notes_rescan, df_ref_record, df_def_record_1,
14158 df_defs_record, df_uses_record, df_get_conditional_uses,
14159 df_get_call_refs, df_insn_refs_collect, df_bb_refs_collect,
14160 df_entry_block_defs_collect, df_exit_block_uses_collect):
14161 Added mode parameter to calls to df_ref_record, df_uses_record,
14162 df_ref_create_structure.
14163 (df_ref_equal_p, df_ref_compare): Added test for modes.
14164 (df_ref_create_structure): Added code to set mode. Renamed
14165 DF_REF_WIDTH and DF_REF_OFFSET to DF_REF_EXTRACT_WIDTH and
14166 DF_REF_EXTRACT_OFFSET.
14167 * df-core.c (df_print_byte_regset): New function.
14168 * df-byte-scan.c: New file.
14169 * df-problems.c (df_rd_transfer_function): Removed unnecessary
14170 calls to BITMAP_FREE.
14171 (df_byte_lr_problem_data, df_problem problem_BYTE_LR): New structure.
14172 (df_byte_lr_get_regno_start, df_byte_lr_get_regno_len,
14173 df_byte_lr_set_bb_info, df_byte_lr_free_bb_info,
14174 df_byte_lr_check_regs, df_byte_lr_expand_bitmap,
14175 df_byte_lr_alloc, df_byte_lr_reset, df_byte_lr_bb_local_compute,
14176 df_byte_lr_local_compute, df_byte_lr_init,
14177 df_byte_lr_confluence_0, df_byte_lr_confluence_n,
14178 df_byte_lr_transfer_function, df_byte_lr_free,
14179 df_byte_lr_top_dump, df_byte_lr_bottom_dump,
14180 df_byte_lr_add_problem, df_byte_lr_simulate_defs,
14181 df_byte_lr_simulate_uses,
14182 df_byte_lr_simulate_artificial_refs_at_top,
14183 df_byte_lr_simulate_artificial_refs_at_end): New function.
14184 * dce.c (byte_dce_process_block): New function.
14185 (dce_process_block): au is now passed in rather than computed
14186 locally. Changed loops that look at artificial defs to not look
14187 for conditional or partial ones, because there never are any.
14188 (fast_dce): Now is able to drive byte_dce_process_block or
14189 dce_process_block depending on the kind of dce being done.
14190 (rest_of_handle_fast_dce): Add parameter to fast_dce.
14191 (rest_of_handle_fast_byte_dce): New function.
14192 (rtl_opt_pass pass_fast_rtl_byte_dce): New pass.
14193 * Makefile.in (df-byte-scan.o, debugcnt.o): Added dependencies.
14195 2008-04-21 Daniel Franke <franke.daniel@gmail.com>
14198 * gcc.h: Added fortran options that take arguments to
14199 DEFAULT_SWITCH_TAKES_ARG and DEFAULT_WORD_SWITCH_TAKES_ARG
14202 2008-04-20 Eric Botcazou <ebotcazou@adacore.com>
14204 * tree-sra.c (sra_walk_expr) <VIEW_CONVERT_EXPR>: Disable
14205 scalarization if on the LHS and not a full access.
14207 2008-04-20 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
14209 * Makefile.in (s-gtyp-input): Remove tmp-gi.list before writing it.
14211 2008-04-18 Rafael Espindola <espindola@google.com>
14213 * tree-vrp.c (find_case_label_index): Fix the binary search.
14214 (find_case_label_range): New.
14215 (vrp_visit_switch_stmt): Use find_case_label_range.
14216 (simplify_switch_using_ranges): Use find_case_label_range.
14218 2008-04-18 Eric Botcazou <ebotcazou@adacore.com>
14220 * gimplify.c (gimplify_modify_expr_rhs) <COND_EXPR>: Gimplify the LHS
14221 using the is_gimple_lvalue predicate instead of is_gimple_min_lval.
14223 2008-04-18 Tom Tromey <tromey@redhat.com>
14226 * doc/cpp.texi (Implementation-defined behavior): Mention
14229 2008-04-18 Ian Lance Taylor <iant@google.com>
14231 * fold-const.c (pointer_may_wrap_p): New static function.
14232 (fold_comparison): Add another test for pointer overflow. Use
14233 pointer_may_wrap_p to disable some false positives.
14235 2008-04-18 Kris Van Hees <kris.van.hees@oracle.com>
14237 * c-common.c (CHAR16_TYPE, CHAR32_TYPE): New macros.
14238 (fname_as_string): Match updated cpp_interpret_string prototype.
14239 (fix_string_type): Support char16_t* and char32_t*.
14240 (c_common_nodes_and_builtins): Add char16_t and char32_t (and
14241 derivative) nodes. Register as builtin if C++0x.
14242 (c_parse_error): Support CPP_CHAR{16,32}.
14243 * c-common.h (RID_CHAR16, RID_CHAR32): New elements.
14244 (enum c_tree_index) <CTI_CHAR16_TYPE, CTI_SIGNED_CHAR16_TYPE,
14245 CTI_UNSIGNED_CHAR16_TYPE, CTI_CHAR32_TYPE, CTI_SIGNED_CHAR32_TYPE,
14246 CTI_UNSIGNED_CHAR32_TYPE, CTI_CHAR16_ARRAY_TYPE,
14247 CTI_CHAR32_ARRAY_TYPE>: New elements.
14248 (char16_type_node, signed_char16_type_node, unsigned_char16_type_node,
14249 char32_type_node, signed_char32_type_node, char16_array_type_node,
14250 char32_array_type_node): New defines.
14251 * c-lex.c (cb_ident): Match updated cpp_interpret_string prototype.
14252 (c_lex_with_flags): Support CPP_CHAR{16,32} and CPP_STRING{16,32}.
14253 (lex_string): Support CPP_STRING{16,32}, match updated
14254 cpp_interpret_string and cpp_interpret_string_notranslate prototypes.
14255 (lex_charconst): Support CPP_CHAR{16,32}.
14256 * c-parser.c (c_parser_postfix_expression): Support CPP_CHAR{16,32}
14257 and CPP_STRING{16,32}.
14259 2008-04-18 Paolo Bonzini <bonzini@gnu.org>
14262 * aclocal.m4: Regenerate.
14263 * configure: Regenerate.
14265 2008-04-18 Jan Hubicka <jh@suse.cz>
14267 * except.c (dw2_size_of_call_site_table,
14268 sjlj_size_of_call_site_table): Use vector API for call_site_record.
14270 * cgraphbuild.c (build_cgraph_edges): Update.
14271 * tree-pass.h: Update comment.
14272 * final.c (leaf_function_p): Update.
14273 (leaf_renumber_regs): Update.
14274 (rest_of_clean_state): Update.
14275 * omp-low.c (expand_omp_parallel): Update.
14276 * ipa-reference.c (analyze_function): Update.
14277 * reorg.c (find_end_label): Update.
14278 (optimize_skip): Update.
14279 (fill_simple_delay_slots): Update.
14280 (fill_simple_delay_slots): Update.
14281 (make_return_insns): Update.
14282 (dbr_schedule): Update.
14283 * gimple-low.c (record_vars_into): Update.
14284 * cfgbuild.c (make_edges): Update.
14285 * function.c (assign_stack_local): Update.
14286 (assign_parm_adjust_stack_rtl): Update.
14287 (locate_and_pad_parm): Update.
14288 (allocate_struct_function): Do not initialize stack_alignment_needed
14289 and preferred_stack_boundary here.
14290 (stack_protect_prologue): Update.
14291 (stack_protect_epilogue): Update.
14292 (expand_function_start): Initialize stack_alignment_needed,
14293 preferred_stack_boundary and max_jumptable_ents.
14294 (expand_function_end): Update.
14295 (free_after_compilation): Do not NULLify epilogue_delay_list.
14296 * function.h (struct rtl_data): Add stack_protect_guard,
14297 stack_alignment_needed,
14298 preferred_stack_boundary, epilogue_delay_list.
14299 (struct function): Remove value_histograms, stack_alignment_needed,
14300 preferred_stack_boundary, epilogue_delay_list, max_jumptable_ents,
14302 unexpanded_var_list, stack_protect_guard.
14303 (current_function_epilogue_delay_list): Remove.
14304 * ipa-type-escape.c (analyze_function): Update.
14305 * gimplify.c (pop_gimplify_context): Update comment.
14306 * calls.c (expand_call): Update.
14307 (emit_library_call_value_1): Update.
14308 * except.c (set_nothrow_function_flags): Update.
14309 * cfgexpand.c (get_decl_align_unit): Update.
14310 (create_stack_guard): Update.
14311 (estimated_stack_frame_size): Update.
14312 (expand_used_vars): Update.
14313 (tree_expand_cfg): Free histogram earliers, init expansion variables.
14314 * explow.c (allocate_dynamic_stack_space): Update.
14315 * tree-ssa-live.c (remove_unused_locals): Update.
14316 * varasm.c (mark_constant_pool): Update.
14317 * tree-inline.c (remap_decls): Update.
14318 (initialize_cfun): Update.
14319 (declare_return_variable): Update.
14320 (inline_forbidden_p): Update.
14321 (expand_call_inline): Update.
14322 (declare_inline_vars): Update.
14323 (tree_function_versioning): Update.
14324 * tree-flow.h (value_histograms): New.
14325 (VALUE_HISTOGRAMS): New macro.
14326 * basic-block.h (control_flow_graph): Add max_jumptable_ents,
14328 * tree-cfg.c (set_bb_for_stmt): Update.
14329 (replace_by_duplicate_decl): Update.
14330 (move_block_to_fn): Update.
14331 (new_label_mapper): Update.
14332 (dump_function_to_file): Update.
14333 * ipa-struct-reorg.c (build_data_structure): Update.
14334 * cfgrtl.c (print_rtl_with_bb): Update.
14335 * reload1.c (reload): Update.
14337 * config/i386/i386.c (setup_incoming_varargs_64,
14338 ix86_compute_frame_layout): Update.
14339 * config/arc/arc.c (arc_output_function_epilogue): Update.
14341 2008-04-18 Marius Strobl <marius@FreeBSD.org>
14343 * gthr-posix.h (__gthread_active_p): Use the Solaris implementation
14344 for FreeBSD as well.
14345 * gthr-posix95.h: Likewise.
14347 2008-04-17 Richard Sandiford <rsandifo@nildram.co.uk>
14349 PR rtl-optimization/35838
14350 * dse.c (find_shift_sequence): Use subreg_lowpart_offset to work
14351 out the byte offset of the first subreg.
14353 2008-04-17 Uros Bizjak <ubizjak@gmail.com>
14355 * config/i386/i386.md (addti3 splitter): Pass arrays of 3 operands
14356 to split_ti instead of three separate calls with single member arrays.
14357 (subti3 splitter): Ditto.
14358 (adddi3 splitter): Ditto with split_di.
14359 (subdi3 splitter): Ditto.
14360 (negti2 splitter): Pass arrays of 2 operands to split_ti instead of
14361 two separate calls with single member arrays. Swap match_dup
14362 operands 1 and 2 to better fit into the array.
14363 (negdi2 splitter): Ditto with split_di.
14364 (movdfcc splitter): Pass arrays of 2 operands to split_di instead of
14365 two separate calls with single member arrays. Swap match_dup operands
14366 6 and 7 to better fit into the array.
14368 2008-04-17 H.J. Lu <hongjiu.lu@intel.com>
14370 * config/i386/i386.c (sse_builtin_type): New.
14371 (bdesc_sse_args): Likewise.
14372 (bdesc_sse_3arg): Removed.
14373 (bdesc_2arg): Remove IX86_BUILTIN_AESKEYGENASSIST128.
14374 (bdesc_1arg): Remove IX86_BUILTIN_ROUNDPD and
14375 IX86_BUILTIN_ROUNDPS.
14376 (ix86_init_mmx_sse_builtins): Handle bdesc_sse_args. Remove
14377 bdesc_sse_3arg. Remove IX86_BUILTIN_ROUNDPD and
14378 IX86_BUILTIN_ROUNDPS.
14379 (ix86_expand_sse_4_operands_builtin): Removed.
14380 (ix86_expand_sse_operands_builtin): New.
14381 (ix86_expand_unop_builtin): Remove CODE_FOR_sse4_1_roundpd
14382 and CODE_FOR_sse4_1_roundps.
14383 (ix86_expand_builtin): Remove IX86_BUILTIN_AESKEYGENASSIST128.
14384 Handle bdesc_sse_args. Remove bdesc_sse_3arg.
14386 2008-04-17 Alan Modra <amodra@bigpond.net.au>
14389 * config/rs6000/rs6000.c (rs6000_emit_epilogue): Restore vr and vrsave
14390 regs before frame pop when needed. If use_backchain_to_restore_sp
14391 then load backchain into a temp reg to restore vr and vrsave. Add
14392 code to restore vr after frame pop if possible.
14394 2008-04-17 Richard Guenther <rguenther@suse.de>
14396 * tree-vn.c (expressions_equal_p): Do not check type
14397 equality or compatibility before calling operand_equal_p.
14398 * fold-const.c (operand_equal_p): Check equivalence of
14399 integer constants before bailing out due to signedness or
14400 precision differences.
14401 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Ignore
14402 spurious differences in type qualification. Ignore types
14403 for COMPONENT_REFs at all.
14405 2008-04-17 Christian Bruel <christian.bruel@st.com>
14407 * config/sh/sh.c (expand_cbranchdi4): Use original operands for
14408 msw_skip comparison.
14410 2008-04-16 Jakub Jelinek <jakub@redhat.com>
14413 * tree-nrv.c (tree_nrv): Don't optimize if result_type is GIMPLE
14416 PR tree-optimization/35899
14417 * tree-inline.c (expand_call_inline): Use GIMPLE_STMT_OPERAND
14418 rather than TREE_OPERAND.
14420 2008-04-16 Uros Bizjak <ubizjak@gmail.com>
14423 * config/i386/i386.md (fmodxf3): Copy operand 1 and operand 2 into
14424 temporary registers. Change operand predicate to general_operand.
14425 (remainderxf3): Ditto.
14427 2008-04-16 Richard Guenther <rguenther@suse.de>
14429 * Makefile.in (tree-affine.o): Add $(FLAGS_H) dependency.
14430 * tree-affine.c (aff_combination_expand): Look through some
14433 2008-04-15 Doug Kwan <dougkwan@google.com>
14435 * dwarf2asm.c (dw2_assemble_integer): Cast to unsigned HOST_WIDE_INT
14437 * tree-pretty-print.c (dump_generic_node): Ditto.
14438 * final.c (output_addr_const): Ditto.
14439 * dwarf2out.c (output_cfi): Ditto.
14440 * c-pretty-print.c (pp_c_integer_constant): Ditto.
14441 * print-rtl.c (print_rtx): Ditto.
14442 * print-tree.c (print_node_brief, print_node): Ditto.
14443 * c-common.c (match_case_to_enum_1): Ditto.
14444 * sched-vis.c (print_value): Ditto.
14445 * config/i386/i386.c (print_operand): Cast to long unsigned int
14448 2008-04-15 Danny Smith <dannysmith@users.sourceforge.net>
14449 * libgcc2.c [L_trampoline]: Remove unnecessary prototype for
14450 MS Windows VirtualProtect function.
14452 2008-04-15 Jan Hubicka <jh@suse.cz>
14454 * gengtype.c (write_root): Param_is argument is OK.
14455 * expr.c (expand_expr_real_1): Update call of get_exception_*.
14456 * function.h: Include varray.h
14457 (rtl_eh): New stucture based on except.c one.
14458 (call_site_record): New forward declaration and vector type.
14459 * calls.c (emit_call_1): Do not call
14460 note_current_region_may_contain_throw.
14461 * except.c (eh_status): Remove cur_region, try_region since they are
14463 Move filter, exc_ptr, ttype_data, ehspec_data, action_record_data and
14464 exception_handler_label_map, ehr_stackadj, ehr_handler, ehr_label,
14465 sjlj_fc, sjlj_exit_after to rth_eh in function.h.
14466 Remove call_site_data_used, call_site_data_size.
14467 Turn call_site_record into vector in function.h.
14468 (note_current_region_may_contain_throw): Remove.
14469 (get_exception_pointer, get_exception_filter): Do not take struct
14470 function argument; update.
14471 (add_ehl_entry, find_exception_handler_labels, ehspec_filter_hash,
14472 add_ttypes_entry, add_ehspec_entry, assign_filter_values,
14473 build_post_landing_pads, dw2_build_landing_pads,
14474 sjlj_assign_call_site_values, sjlj_mark_call_sites,
14475 sjlj_emit_function_enter, sjlj_emit_function_enter,
14476 sjlj_emit_function_exit, sjlj_emit_dispatch_table,
14477 sjlj_build_landing_pads, finish_eh_generation,
14478 remove_exception_handler_label, remove_eh_handler,
14479 maybe_remove_eh_handler, add_reachable_handler,
14480 reachable_handlers, expand_builtin_eh_return, expand_eh_return,
14481 add_action_record, collect_one_action_chain, add_call_site,
14482 convert_to_eh_region_ranges, sjlj_size_of_call_site_table,
14483 sjlj_output_call_site_table, output_function_exception_table,
14484 * except.h (note_current_region_may_contain_throw): Remove
14485 (get_exception_pointer, get_exception_filter): Do not take struct
14487 * Makefile.in (GTFILES): Put varargs before struct function.
14489 2008-04-15 Eric Botcazou <ebotcazou@adacore.com>
14491 * tree-ssa-structalias.c (get_constraint_for_component_ref): Do not
14492 punt for STRING_CST.
14493 (get_constraint_for): Deal with STRING_CST here instead.
14495 2008-04-15 Richard Guenther <rguenther@suse.de>
14497 * tree-ssa-propagate.c (substitute_and_fold): Substitute
14498 statements in a basic-block with a backward walk. Do not
14499 substitute into dead statements but instead remove those.
14501 2008-04-15 Richard Guenther <rguenther@suse.de>
14503 * params.def (PARAM_MAX_FIELDS_FOR_FIELD_SENSITIVE): Set default
14504 to zero, thus disable creation of SFTs.
14506 2008-04-15 Eric Botcazou <ebotcazou@adacore.com>
14508 * tree-predcom.c (suitable_reference_p): Return false if the
14509 reference can throw.
14511 2008-04-15 Jakub Jelinek <jakub@redhat.com>
14514 * c-decl.c (finish_decl): If extern or static var has variable
14515 size, set TREE_TYPE (decl) to error_mark_node.
14517 2008-04-15 Rafael Espindola <espindola@google.com>
14519 * fold-const.c (tree_call_nonnegative_warnv_p): Remove local
14522 2008-04-15 Richard Guenther <rguenther@suse.de>
14524 * tree-ssa-sccvn.h (vn_reference_lookup): Adjust prototype.
14525 * tree-ssa-sccvn.c (vn_reference_lookup): New parameter maywalk.
14526 (visit_reference_op_load): Do walk vuse-vdef chains on
14527 vn_reference_lookup.
14528 (visit_reference_op_store): But do not here.
14529 * tree-vn.c (vn_lookup): Do not walk vuse-vdef chains on
14530 vn_reference_lookup.
14531 (vn_lookup_with_vuses): But do so here.
14533 2008-04-14 Ian Lance Taylor <iant@google.com>
14535 * fold-const.c (fold_overflow_warning): Remove assertion.
14537 2008-04-15 Ben Elliston <bje@au.ibm.com>
14539 * config/alpha/alpha.c (alpha_initialize_trampoline): Remove temp,
14540 temp1 local variables.
14542 2008-04-15 Zuxy Meng <zuxy.meng@gmail.com>
14545 * config/i386/winnt.c (i386_pe_section_type_flags): Mark
14546 ".text.unlikely" section as executable.
14548 2008-04-14 James E. Wilson <wilson@tuliptree.org>
14550 * config/ia64/ia64.c (rtx_needs_barrier): Handle
14551 UNSPEC_FR_SQRT_RECIP_APPROX_RES.
14552 * config/ia64/ia64.c (UNSPEC_FR_SQRT_RECIP_APPROX_RES): Define.
14553 (divsi3_internal, divdi3_internal_lat, divdi3_internal_thr,
14554 divsf3_internal_lat, sqrt_approx, sqrtsf2_internal_thr,
14555 divdf3_internal_lat, sqrtdf2_internal_thr, divxf3_internal_lat,
14556 divxf3_internal_thr, sqrtxf2_internal_thr, recip_approx): Use it.
14558 2008-04-14 Ian Lance Taylor <iant@google.com>
14560 * flags.h (POINTER_TYPE_OVERFLOW_UNDEFINED): Define.
14561 * fold-const.c (fold_comparison): If appropriate, test
14562 POINTER_TYPE_OVERFLOW_UNDEFINED, and issue an overflow warning.
14563 (fold_binary): Test POINTER_TYPE_OVERFLOW_UNDEFINED when
14564 reassociating a pointer type.
14565 * doc/invoke.texi (Optimize Options): Document that
14566 -fstrict-overflow applies to pointer wraparound.
14568 2008-04-13 Jan Hubicka <jh@suse.cz>
14570 * m32.c (m32c_pushm_popm): Use crtl->retrun_rtx.
14572 2008-04-12 Andrew Pinski <pinskia@gmail.com>
14574 * config/rs6000/rs6000.c (compute_save_world_info): Set lr_save_p if
14575 we are going to "save the world".
14577 2008-04-13 Hans-Peter Nilsson <hp@axis.com>
14579 * config/cris/cris.md ("*andhi_lowpart_non_v32", "*andhi_lowpart_v32")
14580 ("*andqi_lowpart_non_v32", "*andqi_lowpart_v32"): Use "+" for the
14581 operand 0 constraint, not "=".
14583 2008-04-11 James E. Wilson <wilson@tuliptree.org>
14585 * system.h: Change ASSERT_CHECKING to ENABLE_ASSERT_CHECKING.
14587 2008-04-11 H.J. Lu <hongjiu.lu@intel.com>
14589 * dse.c (record_store): Use HOST_BITS_PER_WIDE_INT instead
14590 of size of positions_needed * CHAR_BIT.
14592 2008-04-11 H.J. Lu <hongjiu.lu@intel.com>
14594 PR middle-end/35897
14595 * dse.c (store_info): Change positions_needed to unsigned
14597 (lowpart_bitmask): New.
14598 (record_store): Cast to unsigned HOST_WIDE_INT for
14599 positions_needed. Assert width <= size of positions_needed *
14600 CHAR_BIT. Call lowpart_bitmask to initialize positions_needed.
14601 (check_mem_read_rtx): Use unsigned HOST_WIDE_INT on mask. Call
14602 lowpart_bitmask to set mask.
14604 2008-04-11 Bernd Schmidt <bernd.schmidt@analog.com>
14606 * config/bfin/constraints.md: New file.
14607 * config/bfin/bfin.md: Include it.
14608 (adddi3): Use satisfies_constraint functions instead of the old macros.
14609 * config/bfin/bfin.h (REG_CLASS_FROM_LETTER, CONSTRAINT_LEN,
14610 CONST_18UBIT_IMM_P, CONST_16BIT_IMM_P, CONST_16UBIT_IMM_P,
14611 CONST_7BIT_IMM_P, CONST_7NBIT_IMM_P, CONST_5UBIT_IMM_P,
14612 CONST_4BIT_IMM_P, CONST_4UBIT_IMM_P, CONST_3BIT_IMM_P,
14613 CONST_3UBIT_IMM_P, CONST_OK_FOR_K, CONST_OK_FOR_P, CONST_OK_FOR_M,
14614 CONST_OK_FOR_CONSTRAINT_P, CONST_DOUBLE_OK_FOR_LETTER,
14615 EXTRA_CONSTRAINT): Delete.
14616 * config/bfin/predicates.md (highbits_operand, reg_or_7bit_operand,
14617 reg_or_neg7bit_operand): Use satisfies_constraint functions instead
14619 * config/bfin/bfin.c: Include "tm-constrs.h".
14620 (bfin_secondary_reload, split_load_immediate, bfin_rtx_costs):
14621 Use satisfies_constraint functions instead of the old macros.
14622 * doc/md.texi (Blackfin Constraints): Update file name reference.
14624 2008-04-11 Richard Guenther <rguenther@suse.de>
14626 PR tree-optimization/35869
14627 * tree-vrp.c (execute_vrp): Move switch statement update after
14628 jump threading. Schedule another cfg cleanup run.
14630 2008-04-11 Volker Reichelt <v.reichelt@netcologne.de>
14633 * attribs.c (decl_attributes): Return early on errorneous node.
14635 2008-04-10 Oleg Ryjkov <olegr@google.com>
14637 * tree.h (struct tree_base): Added a new flag default_def_flag.
14638 (SSA_NAME_IS_DEFAULT_DEF): Changed to use the new flag.
14640 2008-04-11 Kaz Kojima <kkojima@gcc.gnu.org>
14642 * config.gcc (need_64bit_hwint): Need 64bit hwint for sh-*-*.
14644 2008-04-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
14647 * pa.md: Define mode iterator P. Define mode attribute dwc.
14648 (dcacheflush): Update pattern to use iterator P and attribute dwc.
14649 (icacheflush): Likewise.
14650 * pa.h (INITIALIZE_TRAMPOLINE): Use dcacheflushsi/icacheflushsi if
14651 !TARGET_64BIT, and dcacheflushdi/icacheflushdi if TARGET_64BIT.
14653 2008-04-11 Ben Elliston <bje@au.ibm.com>
14655 * config/spu/spu.c (spu_init_builtins): Mark builtins as nothrow.
14657 2008-04-10 Rafael Espindola <espindola@google.com>
14659 * tree-vrp.c (extract_range_from_binary_expr): Don't handle
14660 TRUTH_ANDIF_EXPR or TRUTH_ORIF_EXPR.
14661 (extract_range_from_expr): The same.
14663 2008-04-10 Adam Nemet <anemet@caviumnetworks.com>
14665 * config/mips/mips.md (GPR2): New mode iterator.
14666 (seq): Add comment.
14667 (*seq_<mode>, *seq_<mode>_mips16, *sne_<mode>, *sgt<u>_<mode>,
14668 *sgt<u>_<mode>_mips16, *sge<u>_<mode>, *slt<u>_<mode>,
14669 *slt<u>_<mode>_mips16 *sle<u>_<mode>, *sle<u>_<mode>_mips16):
14670 Rewrite these to take two modes, the mode of comparison and the
14671 mode of the destination.
14672 * config/mips/mips.c (mips_expand_scc): Instead of having
14673 paradoxical subreg as destination, expand "narrowing" scc if mode
14674 of comparison is SI and target is requested in DI mode.
14675 (mips_emit_int_order_test): Update comment. Make mode of
14676 comparison match CMP0 rather than TARGET. When creating inverse
14677 target use mode of TARGET.
14679 2008-04-10 Adam Nemet <anemet@caviumnetworks.com>
14681 * gcov-dump.c (tag_summary): Only print summaries for the first
14682 GCOV_COUNTERS_SUMMABLE counters.
14684 2008-04-10 Uros Bizjak <ubizjak@gmail.com>
14686 * config/i386/i386.md (absneg): New code iterator.
14687 (absnegprefix): New code attribute.
14688 (<code><mode>2): Macroize expander from abs<mode>2 and neg<mode>2
14689 patterns using absneg code iterator.
14690 (<code>tf2): Macroize expander from abstf2 and negtf2 patterns
14691 using absneg code iterator.
14692 (*<code><mode>2_1): Macroize insn pattern from *abs<mode>2_1 and
14693 *neg<mode>2 patterns using absneg code iterator.
14694 (*<code>extendsfdf2): Macroize insn pattern from *absextendsfdf2 and
14695 *negextendsfdf2 patterns using absneg code iterator.
14696 (*<code>extendsfxf2): Macroize insn pattern from *absextendsfxf2 and
14697 *negextendsfxf2 patterns using absneg code iterator.
14698 (*<code>extendsfdf2): Macroize insn pattern from *absextendsfdf2 and
14699 *negextendsfdf2 patterns using absneg code iterator.
14700 * config/i386/sse.md (<code><mode>2): Macroize expander from
14701 abs<mode>2 and neg<mode>2 patterns using absneg code iterator.
14703 2008-04-10 Andreas Krebbel <krebbel1@de.ibm.com>
14705 * config/s390/s390.h: Remove the remains of the recent search
14706 & replace action of current_function_outgoing_args_size.
14708 2008-04-10 Ira Rosen <irar@il.ibm.com>
14710 PR tree-optimization/35821
14711 * tree-vect-transform.c (vect_create_data_ref_ptr): Add check that
14712 NEW_STMT_LIST is not NULL.
14714 2008-04-09 David Edelsohn <edelsohn@gnu.org>
14717 * toplev.c (process_options): Remove -ffunction-sections debugging
14720 2008-04-09 Peter Bergner <bergner@vnet.ibm.com>
14722 PR middle-end/PR28690
14723 * explow.c (break_out_memory_refs): Use simplify_gen_binary rather
14724 than gen_rtx_fmt_ee to perform more canonicalizations.
14726 2008-04-08 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
14729 * collect2.c (write_c_file): Don't wrap in "#ifdef __cplusplus".
14731 2008-04-09 Richard Guenther <rguenther@suse.de>
14733 * tree-cfg.c (verify_stmt): Print complete bogus stmt.
14734 (dump_function_to_file): Dump function arguments with types.
14736 2008-04-08 Richard Guenther <rguenther@suse.de>
14738 * fold-const.c (fold_widened_comparison): Do not allow
14739 sign-changes that change the result.
14741 2008-04-08 Janis Johnson <janis187@us.ibm.com>
14744 * config/rs6000/rs6000.c (rs6000_check_sdmode): Handle additional
14745 kinds of indirect references.
14747 2008-04-08 David Edelsohn <edelsohn@gnu.org>
14749 * config/rs6000/rs6000.c (rs6000_output_function_epilogue): Update
14750 GNU Fortran language string.
14752 2008-04-08 Rafael Espindola <espindola@google.com>
14754 * fold-canst.c (tree_call_nonnegative_warnv_p): New.
14755 (tree_invalid_nonnegative_warnv_p): Use tree_call_nonnegative_warnv_p.
14756 * tree.h (tree_call_nonnegative_warnv_p): New.
14758 2008-04-08 Jan Hubicka <jh@suse.cz>
14760 * function.c (free_after_compilation): Clear out regno_reg_rtx
14763 2008-04-08 Peter Bergner <bergner@vnet.ibm.com>
14766 2008-04-07 Peter Bergner <bergner@vnet.ibm.com>
14768 PR middle-end/PR28690
14769 * rtlanal.c: (commutative_operand_precedence): Give SYMBOL_REF's the
14770 same precedence as REG_POINTER and MEM_POINTER operands.
14772 2008-04-08 Richard Guenther <rguenther@suse.de>
14774 PR middle-end/35834
14775 * tree-ssa-address.c (create_mem_ref): Use POINTER_PLUS_EXPR
14776 for adding index to base.
14778 2008-04-08 Kai Tietz <kai.tietz@onevision.com>
14780 * config/i386/mingw32.h (ENABLE_EXECUTE_STACK): New.
14781 (MINGW_ENABLE_EXECUTE_STACK): New.
14782 (IN_LIBGCC2): For libgcc include windows.h file for
14783 function declarations.
14785 2008-04-08 Hans-Peter Nilsson <hp@axis.com>
14787 * config/cris/cris.c (cris_address_cost): For a PLUS, swap tem1
14788 and tem2 if tem1 is not a REG or MULT.
14790 2008-04-08 Jan Hubicka <jh@suse.cz>
14792 * function.h (incomming_args): Break out of struct function.
14793 (function_subsections): Break out of struct function.
14794 (rtl_data): Add args, subsections fields. Break out outgoing_args_size,
14795 return_rtx and hard_reg_initial_vals from struct function.
14796 Kill inl_max_label_num.
14797 (current_function_pops_args, current_function_args_info,
14798 current_function_args_size, current_function_args_size,
14799 current_function_pretend_args_size,
14800 current_function_outgoing_args_size,
14801 current_function_internal_arg_pointer, current_function_return_rtx):
14802 Kill compatibility accestor macros.
14803 * builtins.c (expand_builtin_apply_args_1): Update.
14804 (expand_builtin_next_arg): Update.
14805 * df-scan.c (df_get_call_refs): Update.
14806 * dbxout.c (dbxout_function_end): Update.
14807 * dwarf2out.c (dwarf2out_switch_text_section): Update.
14808 (output_line_info): Update.
14809 (secname_for_decl): Update.
14810 (dwarf2out_var_location): Update.
14811 * function.c (free_after_compilation): Update.
14812 (assign_parm_find_stack_rtl): Update.
14813 (assign_parms): Update.
14814 (expand_dummy_function_end): Update.
14815 (expand_function_end): Update.
14816 * calls.c (mem_overlaps_already_clobbered_arg_p): Update.
14817 (expand_call): Update.
14818 (emit_library_call_value_1): Update.
14819 (store_one_arg): Update.
14820 * varasm.c (initialize_cold_section_name): Update.
14821 (unlikely_text_section): Update.
14822 (unlikely_text_section_p): Update.
14823 (assemble_start_function): Update.
14824 (assemble_end_function): Update.
14825 (default_section_type_flags): Update.
14826 (switch_to_section): Update.
14827 * integrate.c (set_decl_abstract_flags): Update.
14828 (get_hard_reg_initial_val): Update.
14829 (has_hard_reg_initial_val): Update.
14830 (allocate_initial_values): Update.
14831 * resource.c (init_resource_info): Update.
14832 * config/alpha/alpha.c (NUM_ARGS): Update.
14833 (direct_return): Update.
14834 (alpha_va_start): Update.
14835 (alpha_sa_size): Update.
14836 (alpha_initial_elimination_offset): Update.
14837 (alpha_expand_prologue): Update.
14838 (alpha_start_function): Update.
14839 (alpha_expand_epilogue): Update.
14840 (unicosmk_initial_elimination_offset):
14841 * config/alpha/alpha.md (call expander): Update.
14842 * config/s390/s390.c (s390_register_info): Update.
14843 (s390_register_info): Update.
14844 (s390_frame_info): Update.
14845 (s390_initial_elimination_offset): Update.
14846 (s390_build_builtin_va_list): Update.
14847 (s390_va_start): Update.
14848 * config/spu/spu.c (direct_return): Update.
14849 (spu_expand_prologue): Update.
14850 (spu_initial_elimination_offset): Update.
14851 (spu_build_builtin_va_list): Update.
14852 (spu_va_start): Update.
14853 * config/sparc/sparc.c (sparc_init_modes): Update.
14854 (sparc_compute_frame_size): Update.
14855 (function_value): Update.
14856 * config/m32r/m32r.c (m32r_compute_frame_size): Update.
14857 * config/i386/i386.md (return expander): Update.
14858 * config/i386/i386.c (ix86_va_start): Update.
14859 (ix86_can_use_return_insn_p): Update.
14860 (ix86_compute_frame_layout): Update.
14861 (ix86_expand_epilogue): Update.
14862 * config/sh/sh.c (output_stack_adjust): Update.
14863 (calc_live_regs): Update.
14864 (sh_expand_prologue): Update.
14865 (sh_builtin_saveregs): Update.
14866 (sh_va_start): Update.
14867 (initial_elimination_offset): Update.
14868 (sh_allocate_initial_value): Update.
14869 (sh_function_ok_for_sibcall): Update.
14870 (sh_get_pr_initial_val): Update.
14871 * config/sh/sh.md (return expander): Update.
14872 * config/avr/avr.c (frame_pointer_required_p): UPdate.
14873 * config/crx/crx.c (crx_compute_frame): UPdate.
14874 (crx_initial_elimination_offset): UPdate.
14875 * config/xtensa/xtensa.c (compute_frame_size): Update
14876 (xtensa_builtin_saveregs): Update.
14877 (xtensa_va_start): Update.
14878 (order_regs_for_local_alloc): Update.
14879 * config/stormy16/stormy16.c (xstormy16_compute_stack_layout): Update.
14880 (xstormy16_expand_builtin_va_start): Update.
14881 * config/fr30/fr30.c (fr30_compute_frame_size): Update.
14882 * config/m68hc11/m68hc11.md (return expanders): Update.
14883 * config/m68hc11/m68hc11.c (expand_prologue): Update.
14884 (expand_epilogue): Update.
14885 * config/cris/cris.c (cris_initial_frame_pointer_offset): Update.
14886 (cris_simple_epilogue): Update.
14887 (cris_expand_prologue): Update.
14888 (cris_expand_epilogue): Update.
14889 * config/iq2000/iq2000.c (iq2000_va_start): Update.
14890 (compute_frame_size): Update.
14891 * config/mt/mt.c (mt_compute_frame_size): Update.
14892 * config/mn10300/mn10300.c (expand_prologue): Update.
14893 (expand_epilogue): Update.
14894 (initial_offset): Update.
14895 (mn10300_builtin_saveregs):
14896 * config/mn10300/mn10300.md (return expander): Update.
14897 * config/ia64/ia64.c (ia64_compute_frame_size): Update.
14898 (ia64_initial_elimination_offset): Update.
14899 (ia64_initial_elimination_offset): Update.
14900 (ia64_expand_prologue): Update.
14901 * config/m68k/m68k.md (return expander): Update.
14902 * config/rs6000/rs6000.c (rs6000_va_start): Update.
14903 (rs6000_stack_info): Update.
14904 * config/mcore/mcore.c (layout_mcore_frame): Update.
14905 (mcore_expand_prolog): Update.
14906 * config/arc/arc.c (arc_compute_frame_size): Update.
14907 * config/score/score3.c (score3_compute_frame_size): Update.
14908 * config/score/score7.c (score7_compute_frame_size): Update.
14909 * config/arm/arm.c (use_return_insn): Update.
14910 (thumb_find_work_register): Update.
14911 (arm_compute_save_reg_mask): Update.
14912 (arm_output_function_prologue): Update.
14913 (arm_output_epilogue): Update.
14914 (arm_size_return_regs): Update.
14915 (arm_get_frame_offsets): Update.
14916 (arm_expand_prologue): Update.
14917 (thumb_exit): Update.
14918 (thumb_unexpanded_epilogue): Update.
14919 (thumb1_output_function_prologue): Update.
14920 * config/pa/pa.md (return expander): Update.
14921 * config/pa/pa.c (compute_frame_size): Update.
14922 (hppa_builtin_saveregs): Update.
14923 * config/mips/mips.c (mips_va_start): Update.
14924 (mips16_build_function_stub): Update.
14925 (mips_compute_frame_info): Update.
14926 (mips_restore_gp): Update.
14927 (mips_output_function_prologue): Update.
14928 (mips_expand_prologue): Update.
14929 * config/v850/v850.c (compute_frame_size): Update.
14930 (expand_prologue): * config/mmix/mmix.c (along): update.
14931 (mmix_initial_elimination_offset): update.
14932 (mmix_reorg): update.
14933 (mmix_use_simple_return): update.
14934 (mmix_expand_prologue): update.
14935 (mmix_expand_epilogue): Update.
14936 * config/bfin/bfin.c (bfin_initial_elimination_offset): Update.
14937 (emit_link_insn): Update.
14939 2008-04-08 Anatoly Sokolov <aesok@post.ru>
14941 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): Define
14942 __AVR_HAVE_EIJMP_EICALL__ macro if device have EIJMP and EICALL
14944 * config/avr/avr.c (avr_mcu_types): Set AVR31 architecture for
14947 2008-04-07 Jan Hubicka <jh@suse.cz>
14949 * function.h (rtl): Rename to x_rtl.
14950 (crtl): New define.
14951 (return_label, naked_return_label, stack_slot_list, parm_birth_insn,
14952 frame_offset, stack_check_probe_note, arg_pointer_save_area,
14953 used_temp_slots avail_temp_slots, temp_slot_level,
14954 nonlocal_goto_handler_labels): Update accesstors.
14955 (rtl): New global variable.
14956 (struct function): Move some fileds to rtl_data.
14957 (get_arg_pointer_save_area): Update prototype.
14958 * builtins.c (expand_builtin_setjmp_receiver): Update call of
14959 get_arg_pointer_save_area.
14960 * expr.c (init_expr): Update
14961 * function.c (get_frame_size): Update
14962 (assign_stack_local): Update
14963 (expand_function_end): Update.
14964 (get_art_pointer_save_area): Update
14966 * emit-rtl.c (rtl): Declare.
14967 (regno_reg_rtx): Declare.
14968 (first_insn, last_insn, cur_insn_uid, last_location, first_label_num):
14970 (gen_reg_rtx): Update.
14971 * varasm.c (n_deferred_constatns): Update accestor.
14972 (init_varasm_status): Do not allocate varasm_status.
14973 (force_const_mem, get_pool_size, output_constant_pool): Update.
14974 * stmt.c (force_label_rtx): Do not use x_ prefixes.
14975 (expand_nl_goto_receiver): Update get_arg_pointer_save_area.
14976 * m32c/m32.c (m32c_leaf_function_p, m32c_function_needs_enter): Update.
14977 * sparc/sparc.h (INIT_EXPANDERS): Update.
14978 * ia64/ia64.h (INIT_EXPANDERS): Update.
14980 2008-04-07 James E. Wilson <wilson@tuliptree.org>
14982 * reload.c (push_secondary_reload): Add missing break to for loop.
14984 2008-04-07 Peter Bergner <bergner@vnet.ibm.com>
14986 PR middle-end/PR28690
14987 * rtlanal.c: Update copyright years.
14988 (commutative_operand_precedence): Give SYMBOL_REF's the same precedence
14989 as REG_POINTER and MEM_POINTER operands.
14990 * emit-rtl.c (gen_reg_rtx_and_attrs): New function.
14991 (set_reg_attrs_from_value): Call mark_reg_pointer as appropriate.
14992 * rtl.h (gen_reg_rtx_and_attrs): Add prototype for new function.
14993 * gcse.c: Update copyright years.
14994 (pre_delete): Call gen_reg_rtx_and_attrs.
14995 (hoist_code): Likewise.
14996 (build_store_vectors): Likewise.
14997 (delete_store): Likewise.
14998 * loop-invariant.c (move_invariant_reg): Likewise.
14999 Update copyright years.
15001 2008-04-07 Uros Bizjak <ubizjak@gmail.com>
15003 * config/i386/i386.md ("*sse_prologue_save_insn"): Use braced output
15004 control string instead of quoted.
15006 2008-04-07 Kenneth Zadeck <zadeck@naturalbridge.com>
15008 * doc/rtl.texi: Rewrite of subreg section.
15010 2008-04-07 Kai Tietz <kai.tietz@onevision.com>
15013 * config/i386/i386.c (legitimize_pic_address): Add treating
15014 of dllimport SYM_REF's.
15015 (legitimize_dllimport_symbol): Add prototype.
15017 2008-04-07 Eric Botcazou <ebotcazou@adacore.com>
15019 * fold-const.c (fold) <ARRAY_REF>: New case. Try to fold constant
15020 reference in constructor with non self-referential type.
15022 2008-04-07 Eric Botcazou <ebotcazou@adacore.com>
15024 Removal of Return with Depressed Stack Pointer support
15025 * tree.h (TYPE_RETURNS_STACK_DEPRESSED): Delete.
15026 (ECF_SP_DEPRESSED): Likewise.
15027 (ECF_LIBCALL_BLOCK, ECF_NOVOPS): Adjust.
15028 * calls.c (emit_call_1): Do not test ECF_SP_DEPRESSED.
15029 (flags_from_decl_or_type): Do not test TYPE_RETURNS_STACK_DEPRESSED.
15030 (expand_call): Do not test ECF_SP_DEPRESSED.
15031 * dse.c (dse_step0): Do not test TYPE_RETURNS_STACK_DEPRESSED.
15032 * function.c (keep_stack_depressed): Delete.
15033 (handle_epilogue_set): Likewise.
15034 (update_epilogue_consts): Likewise.
15035 (emit_equiv_load): Likewise.
15036 (thread_prologue_and_epilogue_insns): Remove support for Return with
15037 Depressed Stack Pointer.
15038 * print-tree.c (print_node): Do not test TYPE_RETURNS_STACK_DEPRESSED.
15040 2008-04-06 Richard Guenther <rguenther@suse.de>
15042 PR tree-optimization/35400
15043 * tree-vrp.c (vrp_evaluate_conditional): Only query value-range
15044 information from SSA_NAMEs.
15046 2008-04-06 Anatoly Sokolov <aesok@post.ru>
15048 * config/avr/avr.h (avr_mega_p): Remove declaration.
15049 (AVR_MEGA): Remove macro.
15050 * config/avr/avr.c (avr_mega_p): Remove variable.
15051 (avr_override_options): Remove inicializion of avr_mega_p.
15052 Use AVR_HAVE_JMP_CALL instead of AVR_MEGA.
15053 (print_operand): Use AVR_HAVE_JMP_CALL instead of AVR_MEGA.
15054 (avr_jump_mode): (Ditto.).
15055 (avr_output_progmem_section_asm_op): (Ditto.).
15056 (avr_asm_init_sections): (Ditto.).
15057 (avr_asm_init_sections): (Ditto.).
15058 (avr_rtx_costs): (Ditto.).
15059 * config/avr/avr.md: (Ditto.).
15060 * config/avr/avr.h: Use '__AVR_HAVE_JMP_CALL__' instead of
15063 2008-04-06 Richard Guenther <rguenther@suse.de>
15065 PR tree-optimization/35842
15066 * tree-ssa-address.c (fixed_address_object_p): Adjust to match
15067 is_gimple_invariant_address.
15069 2008-04-06 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
15071 * gcc.c (default_compilers): Sync Fortran extensions list with
15072 that in fortran/lang-specs.h.
15073 * doc/invoke.texi: Likewise.
15074 * dbxout.c (get_lang_number): Use "GNU Fortran" in "GNU F95".
15075 * dwarf2out.c (gen_compile_unit_die): Likewise.
15077 2008-04-06 Tom G. Christensen <tgc@jupiterrise.com>
15079 * gthr-posix95.h (__gthread_cond_wait_recursive): Add missing &.
15081 2008-04-05 Uros Bizjak <ubizjak@gmail.com>
15084 * config/i386/i386.c (ix86_function_regparm): Error if regparm(3)
15085 attribute is used for nested functions.
15087 2008-04-05 Jan Hubicka <jh@suse.cz>
15089 * emit-rtl.c (init_emit): xcalloc regno_pointer_align.
15091 * tree-dump.c (dump_enable_all): Remove prototype; do not accept
15093 (dump_files): Update.
15094 (enable_rtl_dump_file): Do not accept letter argument.
15095 * tree-pass.h (dump_file_info): Remove letter argument.
15096 * toplev.c (decode_d_option): Update -da handling.
15097 * toplev.h (enable_rtl_dump_file): Update prototype.
15098 * passes.c (register_one_dump_file): Do not accept IPA argument; work
15099 it out based on pass type.
15100 (register_dump_files_1): Likewise.
15101 (init_optimization_passes): Update register_one_dump_file calls.
15102 (execute_one_pass): Sanity check that IPA passes are called at IPA
15103 level and RTL passes at RTL level.
15104 (execute_pass_list): IPA pass can not be after or subpass of
15106 (execute_ipa_pass_list): Handle IPA subpasses of IPA subpasses and
15107 disallov RTL subpasses of IPA subpasses.
15109 2008-04-05 Ben Elliston <bje@au.ibm.com>
15111 * tree-cfg.c (need_fake_edge_p): Return false for calls to
15112 builtins that return exactly once and do not throw. Cache call to
15115 2008-04-04 Andy Hutchinson <hutchinsonandy@aim.com>
15117 PR rtl-optimization/34916
15118 PR middle-end/35519
15119 * combine.c (create_log_links): Do not create duplicate LOG_LINKS
15120 between instruction pairs.
15122 2008-04-04 Naveen.H.S <naveen.hs@kpitcummins.com>
15124 * doc/invoke.texi: Document -mbitops for SH.
15125 * config/sh/constraints.md (K03, K12, Sbv, Sbw): New constraints.
15126 * config/sh/predicates.md (bitwise_memory_operand): New predicate.
15127 * config/sh/sh.c (print_operand): Add %t operand code.
15128 * config/sh/sh.h (GO_IF_LEGITIMATE_INDEX): Add condition for SH2A.
15129 * config/sh/sh.md (*iorsi3_compact): Fix condition for SH2A.
15130 (extendqisi2_compact): Add the alternative for SH2A 4-byte mov.b.
15131 (extendqihi2): Likewise.
15132 (movqi_i): Likewise.
15133 (insv): Use bset, bclr and bst instructions for SH2A if possible.
15134 (extv): Use bld instruction for SH2A if possible.
15136 (bclr_m2a, bclrmem_m2a, bset_m2a, bsetmem_m2a, bst_m2a, bld_m2a,
15137 bldsign_m2a, bld_reg, *bld_regqi, band_m2a, bandreg_m2a,
15138 bor_m2a, borreg_m2a, bxor_m2a, bxorreg_m2a): New insns.
15139 (bset.b, bclr.b): Define peepholes.
15140 * config/sh/sh.opt (mbitops): New option.
15142 2008-04-04 Janis Johnson <janis187@us.ibm.com>
15145 * config/rs6000/rs6000.c (rs6000_check_sdmode): Handle indirect ref
15146 and view convert expression.
15148 2008-04-04 Jakub Jelinek <jakub@redhat.com>
15151 * tree-cfg.c (remove_useless_stmts_1): Handle OMP_* containers.
15153 2008-04-04 H.J. Lu <hongjiu.lu@intel.com>
15155 * config.gcc (extra_headers): Add wmmintrin.h for x86 and x86-64.
15157 * config/i386/cpuid.h (bit_AES): New.
15158 (bit_PCLMUL): Likewise.
15160 * config/i386/i386.c (pta_flags): Add PTA_AES and PTA_PCLMUL.
15161 (override_options): Handle PTA_AES and PTA_PCLMUL. Enable
15162 SSE2 if AES or PCLMUL is enabled.
15163 (ix86_builtins): Add IX86_BUILTIN_AESENC128,
15164 IX86_BUILTIN_AESENCLAST128, IX86_BUILTIN_AESDEC128,
15165 IX86_BUILTIN_AESDECLAST128, IX86_BUILTIN_AESIMC128,
15166 IX86_BUILTIN_AESKEYGENASSIST128 and IX86_BUILTIN_PCLMULQDQ128.
15167 (bdesc_sse_3arg): Add IX86_BUILTIN_PCLMULQDQ128.
15168 (bdesc_2arg): Add IX86_BUILTIN_AESENC128,
15169 IX86_BUILTIN_AESENCLAST128, IX86_BUILTIN_AESDEC128,
15170 IX86_BUILTIN_AESDECLAST128 and IX86_BUILTIN_AESKEYGENASSIST128.
15171 (bdesc_1arg): Add IX86_BUILTIN_AESIMC128.
15172 (ix86_init_mmx_sse_builtins): Define __builtin_ia32_aesenc128,
15173 __builtin_ia32_aesenclast128, __builtin_ia32_aesdec128,
15174 __builtin_ia32_aesdeclast128,__builtin_ia32_aesimc128,
15175 __builtin_ia32_aeskeygenassist128 and
15176 __builtin_ia32_pclmulqdq128.
15177 * config/i386/i386.c (ix86_expand_binop_imm_builtin): New.
15178 (ix86_expand_builtin): Use it for IX86_BUILTIN_PSLLDQI128 and
15179 IX86_BUILTIN_PSRLDQI128. Handle IX86_BUILTIN_AESKEYGENASSIST128.
15181 * config/i386/i386.h (TARGET_AES): New.
15182 (TARGET_PCLMUL): Likewise.
15183 (TARGET_CPU_CPP_BUILTINS): Handle TARGET_AES and TARGET_PCLMUL.
15185 * config/i386/i386.md (UNSPEC_AESENC): New.
15186 (UNSPEC_AESENCLAST): Likewise.
15187 (UNSPEC_AESDEC): Likewise.
15188 (UNSPEC_AESDECLAST): Likewise.
15189 (UNSPEC_AESIMC): Likewise.
15190 (UNSPEC_AESKEYGENASSIST): Likewise.
15191 (UNSPEC_PCLMUL): Likewise.
15193 * config/i386/i386.opt (maes): New.
15194 (mpclmul): Likewise.
15196 * config/i386/sse.md (aesenc): New pattern.
15197 (aesenclast): Likewise.
15198 (aesdec): Likewise.
15199 (aesdeclast): Likewise.
15200 (aesimc): Likewise.
15201 (aeskeygenassist): Likewise.
15202 (pclmulqdq): Likewise.
15204 * config/i386/wmmintrin.h: New.
15206 * doc/extend.texi: Document AES and PCLMUL built-in function.
15208 * doc/invoke.texi: Document -maes and -mpclmul.
15210 2008-04-04 Paolo Bonzini <bonzini@gnu.org>
15212 * function.c (free_after_parsing): Replace with
15213 cxx_push_function_context from C++ front-end.
15214 (allocate_struct_function): Don't call langhook.
15215 * langhooks.h (struct lang_hooks_for_functions): Delete.
15216 (struct lang_hooks): Add back missing_noreturn_ok_p here, delete
15218 * langhooks-def.h (LANG_HOOKS_MISSING_NORETURN_OK_P): Add.
15219 (LANG_HOOKS_FUNCTION_INIT, LANG_HOOKS_FUNCTION_FINAL,
15220 LANG_HOOKS_FUNCTION_MISSING_NORETURN_OK_P,
15221 LANG_HOOKS_FUNCTION_INITIALIZER): Delete.
15222 (LANG_HOOKS_INITIALIZER): Add LANG_HOOKS_MISSING_NORETURN_OK_P,
15223 remove LANG_HOOKS_FUNCTION_INITIALIZER.
15224 * tree-cfg.c: Adjust call to missing_noreturn_ok_p langhook.
15226 * c-objc-common.h (LANG_HOOKS_FUNCTION_MISSING_NORETURN_OK_P):
15227 Rename to LANG_HOOKS_MISSING_NORETURN_OK_P.
15229 2008-04-04 Jakub Jelinek <jakub@redhat.com>
15232 * c-pretty-print.c (pp_c_initializer_list): Handle CONSTRUCTOR
15235 2008-04-04 Richard Guenther <rguenther@suse.de>
15237 PR middle-end/35823
15238 * fold-const.c (optimize_minmax_comparison): Use the correct
15239 type for the constant in the simplified comparison.
15241 2008-04-04 Zuxy Meng <zuxy.meng@gmail.com>
15243 * config/i386/driver-i386.c (describe_cache): Add l2_sizekb argument.
15244 Pass L2 size as "--param l2-cache-size" to the compiler.
15245 (decode_l2_cache): New function to decode L2 cache parameters using
15246 0x8000006 extended cpuid function.
15247 (detect_caches_amd): Determine parameters of L2 cache using
15248 decode_l2_caches function.
15249 (decode_caches_intel): Decode L2 cache parameters.
15250 (detect_caches_intel): Determine L2 cache parameters using
15251 decode_caches_intel and decode_l2_caches functions.
15253 2008-04-03 Bob Wilson <bob.wilson@acm.org>
15255 * config/xtensa/xtensa.c (xtensa_secondary_reload_class): Use a
15256 secondary input reload for subword loads from the constant pool.
15258 2008-04-03 Janis Johnson <janis187@us.ibm.com>
15261 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Use integer
15262 constants of the appropriate size for runtime calculations.
15265 * dfp.c (decimal_from_decnumber): Retain trailing zeroes for
15266 decimal-float literal constant zero.
15268 2008-04-03 Jakub Jelinek <jakub@redhat.com>
15271 * c-parser.c (c_parser_omp_atomic): Call
15272 default_function_array_conversion on the RHS.
15274 PR middle-end/35818
15275 * omp-low.c (scan_sharing_clauses) <case OMP_CLAUSE_SHARED>: Don't
15276 call is_variable_sized if decl has incomplete type.
15278 2008-04-03 H.J. Lu <hongjiu.lu@intel.com>
15280 * config/i386/i386-protos.h (ix86_aligned_p): Removed.
15282 2008-04-03 Adam Nemet <anemet@caviumnetworks.com>
15284 * config/mips/mips.md (any_gt, any_ge, any_lt, any_le): New code
15286 (u): Add attribute values for gt, gtu, ge, geu, lt, ltu, le and leu.
15287 (sgt<u>): Merge sgt and sgtu into new expander.
15288 (sgt, sgtu): Remove expanders.
15289 (*sgt<u>_<mode>): Merge *sgt_<mode> and *sgtu_<mode> into new pattern.
15290 (*sgt_<mode>, *sgtu_<mode>): Remove patterns.
15291 (*sgt<u>_<mode>_mips16): Merge *sgt_<mode>_mips16 and
15292 *sgtu_<mode>_mips16 into new pattern.
15293 (*sgt_<mode>_mips16, *sgtu_<mode>_mips16): Remove patterns.
15294 (sge<u>): Merge sge and sgeu into new expander.
15295 (sge, sgeu): Remove expanders.
15296 (*sge<u>_<mode>): Merge *sge_<mode> and second *sge_<mode> into
15298 (*sge_<mode>, second *sge_<mode>): Remove patterns.
15299 (slt<u>): Merge slt and sltu into new expander.
15300 (slt, sltu): Remove expanders.
15301 (*slt<u>_<mode>): Merge *slt_<mode> and *sltu_<mode> into new pattern.
15302 (*slt_<mode>, *sltu_<mode>): Remove patterns.
15303 (*slt<u>_<mode>_mips16): Merge *slt_<mode>_mips16 and
15304 *sltu_<mode>_mips16 into new pattern.
15305 (*slt_<mode>_mips16, *sltu_<mode>_mips16): Remove patterns.
15306 (sle<u>): Merge sle and sleu into new expander.
15307 (sle, sleu): Remove expanders.
15308 (*sle<u>_<mode>): Merge *sle_<mode> and *sleu_<mode> into new pattern.
15309 (*sle_<mode>, *sleu_<mode>): Remove patterns.
15310 (*sle<u>_<mode>_mips16): Merge *sle_<mode>_mips16 and
15311 *sleu_<mode>_mips16 into new pattern.
15312 (*sle_<mode>_mips16, *sleu_<mode>_mips16): Remove patterns.
15314 2008-04-03 Jan Hubicka <jh@suse.cz>
15316 PR tree-optimization/35795
15317 * alpha/alpha.c (alpha_output_mi_thunk_osf): Free after compilation.
15318 * sparc/sparc.c (sparc_output_mi_thunk): Likewise.
15319 * ia64/ia64.c (ia64_output_mi_thunk): Likewise.
15320 * m68k/m68k.c (m68k_output_mi_thunk): Likewise.
15321 * score/score3.c (score3_output_mi_thunk): Likewise.
15322 * score/score7.c (score7_output_mi_thunk): Likewise.
15323 * mips/mips.c (mips_output_mi_thunk): Likewise.
15325 2008-04-03 Richard Guenther <rguenther@suse.de>
15327 * tree-vrp.c (extract_range_from_unary_expr): Handle all
15328 conversions. Simplify code.
15330 2008-04-03 Kaz Kojima <kkojima@gcc.gnu.org>
15332 * config/sh/sh.c (sh_output_mi_thunk): Free cfun.
15334 2008-04-03 Tom Tromey <tromey@redhat.com>
15335 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
15337 * config/m68k/t-uclinux (generated_files): Add sysroot-suffix.h.
15338 * config/bfin/t-bfin-linux (generated_files): Add
15339 linux-sysroot-suffix.h.
15340 * doc/install.texi (Prerequisites): Require make 3.80.
15341 * doc/sourcebuild.texi (Front End Directory): Document new
15343 * Makefile.in (generated_files): New variable.
15344 (ALL_HOST_OBJS): New variable.
15345 ($(ALL_HOST_OBJS)): New target.
15347 2008-04-03 Paolo Bonzini <bonzini@gnu.org>
15349 * tree-inline.c (copy_generic_body, copy_decl_no_change): Export.
15350 (remap_block): Call id->transform_lang_insert_block instead
15352 (optimize_inline_calls, unsave_expr_now, tree_function_versioning):
15353 Set id.transform_lang_insert_block to NULL.
15354 (clone_body): Move to cp/optimize.c
15355 * tree-inline.h (struct copy_body_data): Change
15356 transform_lang_insert_block to function pointer.
15357 (copy_generic_body, copy_decl_no_change): Export.
15358 * langhooks.h (struct lang_hooks_for_decls): Kill insert_block.
15359 * langhooks-def.h (LANG_HOOKS_INSERT_BLOCK): Kill.
15360 (LANG_HOOKS_DECLS): Remove LANG_HOOKS_INSERT_BLOCK.
15362 * c-tree.h (insert_block): Kill.
15363 * c-decl.c (insert_block): Kill.
15365 2008-04-03 Paolo Bonzini <bonzini@gnu.org>
15367 * c-objc-common.h (LANG_HOOKS_FUNCTION_ENTER_NESTED,
15368 LANG_HOOKS_FUNCTION_LEAVE_NESTED): Delete.
15369 * c-tree.h (c_push_function_context, c_pop_function_context): Remove
15371 * c-decl.c (c_push_function_context, c_pop_function_context): Remove
15372 argument, call {push,pop}_function_context from here.
15373 * c-parser.c: Use c_{push,pop}_function_context.
15375 * function.c (push_function_context_to): Move meat ...
15376 (push_function_context): ... here. Simplify.
15377 * function.c (pop_function_context_from): Move meat ...
15378 (pop_function_context): ... here. Simplify.
15379 * langhooks.h (struct lang_hooks_for_functions): Remove enter_nested,
15381 * langhooks-def.h (LANG_HOOKS_FUNCTION_ENTER_NESTED,
15382 LANG_HOOKS_FUNCTION_LEAVE_NESTED): Delete.
15383 (LANG_HOOKS_FUNCTION_INITIALIZER): Delete them from here.
15384 * tree.h (push_function_context_to, pop_function_context_from): Remove.
15386 2008-04-03 Ben Elliston <bje@au.ibm.com>
15388 * expmed.c (extract_force_align_mem_bit_field): Remove.
15390 2008-04-03 Richard Guenther <rguenther@suse.de>
15392 PR middle-end/35800
15393 * expr.h (try_casesi): Adjust prototype.
15394 * expr.c (try_casesi): Take fallback label as extra parameter.
15395 Use that for gen_casesi if default_label is NULL.
15396 * stmt.c (expand_case): Pass fallback label to try_casesi,
15397 make sure to fill gaps with a fallback label if default_label
15400 2008-04-03 Dominique d'Humieres <dominiq@lps.ens.fr>
15403 * config/rs6000/rs6000.c (rs6000_output_mi_thunk): Free cfun.
15405 2008-04-03 Ben Elliston <bje@au.ibm.com>
15407 * expmed.c (extract_split_bit_field): Remove if (0) code.
15408 * tree-ssa-structalias.c (do_sd_constraint): Likewise.
15409 (do_ds_constraint): Likewise.
15411 2008-04-02 Joseph Myers <joseph@codesourcery.com>
15413 * doc/cppopts.texi (-dU): Document.
15414 * c-common.h (flag_dump_macros): Update comment.
15415 * c-opts.c (handle_OPT_d): Handle -dU.
15416 * c-ppoutput.c (macro_queue, define_queue, undef_queue,
15417 dump_queued_macros, cb_used_define, cb_used_undef): New.
15418 (init_pp_output): Handle -dU.
15419 (cb_line_change): Call dump_queued_macros.
15420 * toplev.c (decode_d_option): Accept -dU as preprocessor option.
15422 2008-04-02 Anatoly Sokolov <aesok@post.ru>
15424 * config/avr/predicates.md (io_address_operand): New predicate.
15425 * config/avr/avr-protos.h (avr_io_address_p): Remove declaration.
15426 * config/avr/avr.c (avr_io_address_p): Remove function.
15427 (out_movqi_r_mr): Use 'io_address_operand' predicate instead of
15428 'avr_io_address_p' function.
15429 (out_movhi_r_mr): (Ditto.).
15430 (out_movqi_mr_r): (Ditto.).
15431 (out_movhi_mr_r): (Ditto.).
15432 (avr_address_cost): (Ditto.).
15434 2008-04-02 Uros Bizjak <ubizjak@gmail.com>
15436 * config/i386/i386.md (*float<SSEMODEI24:mode><X87MODEF:mode>2_1):
15437 Emit gen_floatdi<X87MODEF:mode>2_i387_with_xmm for DImode values
15438 in 32bit mode when XMM registers are available to avoid store
15440 (floatdi<X87MODEF:mode>2_i387_with_xmm): New insn pattern and
15441 corresponding post-reload splitters.
15443 2008-04-02 H.J. Lu <hongjiu.lu@intel.com>
15445 * config/i386/i386.c (bdesc_sse_3arg): Add __builtin_ia32_shufps
15446 and __builtin_ia32_shufpd. Provide __builtin_ia32_roundsd and
15447 __builtin_ia32_roundss.
15448 (ix86_init_mmx_sse_builtins): Remove __builtin_ia32_shufps,
15449 __builtin_ia32_shufpd, __builtin_ia32_roundsd and
15450 __builtin_ia32_roundss.
15451 (ix86_expand_builtin): Don't handle IX86_BUILTIN_SHUFPS and
15452 IX86_BUILTIN_SHUFPD here.
15454 2008-04-02 H.J. Lu <hongjiu.lu@intel.com>
15456 * config/i386/i386.md (plogic): New.
15457 (plogicprefix): Likewise.
15459 * config/i386/mmx.md (mmx_<code><mode>3): New.
15460 (mmx_and<mode>3): Removed.
15461 (mmx_ior<mode>3): Likewise.
15462 (mmx_xor<mode>3): Likewise.
15464 * config/i386/sse.md (<code><mode>3): New.
15465 (*<code><mode>3): Likewise.
15466 (*<code><mode>3): Likewise.
15467 (<code><mode>3): Likewise.
15468 (*sse_<code><mode>3): Likewise.
15469 (*sse2_<code><mode>3): Likewise.
15470 (<code>tf3): Likewise.
15471 (*<code>tf3): Likewise.
15472 (and<mode>3): Likewise.
15473 (*and<mode>3): Likewise.
15474 (ior<mode>3): Removed.
15475 (*ior<mode>3): Likewise.
15476 (xor<mode>3): Likewise.
15477 (*xor<mode>3): Likewise.
15478 (*and<mode>3): Likewise.
15479 (*ior<mode>3): Likewise.
15480 (*xor<mode>3): Likewise.
15481 (and<mode>3): Likewise.
15482 (*sse_and<mode>3): Likewise.
15483 (*sse2_and<mode>3): Likewise.
15484 (andtf3): Likewise.
15485 (*andtf3): Likewise.
15486 (ior<mode>3): Likewise.
15487 (*sse_ior<mode>3): Likewise.
15488 (*sse2_ior<mode>3): Likewise.
15489 (iortf3): Likewise.
15490 (*iortf3): Likewise.
15491 (xor<mode>3): Likewise.
15492 (*sse_xor<mode>3): Likewise.
15493 (*sse2_xor<mode>3): Likewise.
15494 (xortf3): Likewise.
15495 (*xortf3): Likewise.
15497 2008-04-02 Richard Guenther <rguenther@suse.de>
15499 PR tree-optimization/14495
15500 PR tree-optimization/34793
15501 * tree-vrp.c (struct switch_update): New structure.
15502 (to_remove_edges, to_update_switch_stmts): New VECs.
15503 (simplify_switch_using_ranges): New function. Remove not taken
15504 case labels and edges.
15505 (simplify_stmt_using_ranges): Call it.
15506 (identify_jump_threads): Mark edges we have queued for removal
15507 so we don't thread them.
15508 (execute_vrp): Remove edges queued for removal, update SWITCH_STMT
15510 * tree-cfg.c (group_case_labels): Deal with missing default label.
15511 (tree_verify_flow_info): Allow missing default label.
15512 * stmt.c (emit_case_bit_tests): Deal with NULL default_label.
15513 (emit_case_nodes): Likewise.
15514 (expand_case): Do not rely on the default label to be present.
15515 * expr.c (try_casesi): Deal with NULL default_label.
15516 (do_tablejump): Likewise.
15518 2008-04-02 Richard Guenther <rguenther@suse.de>
15520 PR tree-optimization/14495
15521 * tree-vrp.c (vrp_visit_cond_stmt): Do not handle
15522 SWITCH_EXPR here ...
15523 (vrp_visit_switch_stmt): ... but here (new function).
15524 (find_case_label_index): New helper function.
15525 (vrp_visit_stmt): Dispatch to vrp_visit_switch_stmt.
15527 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
15529 * fwprop.c: Fix ISO-C99ism.
15531 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
15534 * Makefile.in (objdir): Set it here.
15535 * configure.ac: Not here. Find dynamic linker characteristics.
15536 * exec-tool.in: Use them.
15537 * aclocal.m4: Regenerate.
15538 * configure: Regenerate.
15540 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
15542 * expr.c (expand_var): Delete it.
15543 * expr.h (expand_var): Delete prototype.
15544 * function.c (expand_function_start): Use expand_decl instead.
15545 * cfgexpand.c (expand_one_static_var, expand_one_var): Don't call
15548 2008-04-02 Andy Hutchinson <hutchinsonamdy@aim.com>
15550 PR rtl-optimization/35542
15551 * fwprop.c (forward_propagate_and_simplify): Replace
15552 loc_reg_mentioned_in_p with reg_mentioned_p.
15554 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
15556 PR rtl-optimization/35281
15557 * fwprop.c (PR_CAN_APPEAR, PR_HANDLE_MEM): New.
15558 (propagate_rtx_1): Handle PR_HANDLE_MEM.
15559 (propagate_rtx): Pass PR_HANDLE_MEM if appropriate.
15560 (varying_mem_p): Move above propagate_rtx.
15561 (all_uses_available_at): Do not check MEMs.
15563 2008-04-02 Rafael Espindola <espindola@google.com>
15565 * tree-vrp.c (extract_code_and_val_from_cond): Remove.
15566 (register_edge_assert_for_2): Split the cond argument.
15567 (register_edge_assert_for_1): Adjust for the change in
15568 register_edge_assert_for_2.
15569 (register_edge_assert_for): Split the cond argument.
15570 (find_switch_asserts): Adjust for the change in
15571 register_edge_assert_for.
15573 2008-04-02 Kai Tietz <kai.tietz@onevision.com>
15575 * config.gcc: Add for x86_64-*-mingw* the t-crtfm to tbuild.
15576 * config/i386/cygming.h (ASM_OUTPUT_DWARF_OFFSET): Add 8 byte
15577 offsets for 64-bit mingw.
15578 * config/i386/i386.c (ix86_pass_by_reference): Correct calling
15579 abi for x86_64-pc-mingw.
15581 2008-04-02 Richard Guenther <rguenther@suse.de>
15583 * tree-vrp.c (extract_range_from_assert): Make sure to not
15584 produce range min/max with TREE_OVERFOW set.
15585 If merging a anti-range and a range keep the anti-range if
15586 the range covers all values of the type.
15587 (register_edge_assert_for_2): Only allow sign-changing
15588 conversions in detecting canonical range checks. Also
15589 register an assert for the unsigned name if useful.
15591 PR tree-optimization/35787
15592 * tree-vrp.c (vrp_val_max): New function.
15593 (vrp_val_min): Likewise.
15594 (vrp_val_is_max): Move earlier, use vrp_val_{min,max}.
15595 (vrp_val_is_min): Likewise.
15596 (supports_overflow_infinity): Use vrp_val_{min,max}.
15597 (negative_overflow_infinity): Likewise.
15598 (positive_overflow_infinity): Likewise.
15599 (is_negative_overflow_infinity): Use vrp_val_is_{min,max}.
15600 (is_positive_overflow_infinity): Likewise.
15601 (is_overflow_infinity): Likewise.
15602 (avoid_overflow_infinity): Use vrp_val_{min,max} and
15603 vrp_val_is_{min,max}.
15604 (set_and_canonicalize_value_range): Canonicalize anti-ranges
15605 to ranges if possible. Avoid empty ranges.
15607 2008-04-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
15609 PR middle-end/35705
15610 * fold-const.c (get_pointer_modulus_and_residue): Return modulus 1 if
15611 the expression is a function address.
15613 2008-04-01 George Helffrich <george@gcc.gnu.org>
15615 PR fortran/35154, fortran/23057
15616 * dbxout.c: Emit .stabs debug info for Fortran COMMON block
15617 variables as base symbol name + offset using N_BCOMM/N_ECOMM.
15618 (is_fortran, dbxout_common_name, dbxout_common_check): New functions.
15619 (dbxout_symbol_location): Transform N_LCSYM to N_GSYM for storage
15621 (dbxout_syms): Check for COMMON-based symbol and wrap in
15622 N_BCOMM/N_ECOMM stab bracket, including as many symbols as possible
15623 in bracket for efficiency.
15625 * dwarf2out.c: Emit DWARF debug info for Fortran COMMON block
15626 using DW_TAG_common_block + member offset.
15627 (add_pubname_string): New function.
15628 (dw_expand_expr): New function to find block name and offset for
15630 (common_check): New function to check whether symbol in Fortran COMMON.
15631 (gen_variable_die): If COMMON, use DW_TAG_common_block.
15633 2008-04-01 Volker Reichelt <v.reichelt@netcologne.de>
15636 * c-format.c (init_dynamic_gfc_info): Ignore invalid locus type.
15638 2008-04-02 Ben Elliston <bje@au.ibm.com>
15640 * config/v850/v850.md (casesi): Remove if (0) code.
15641 * config/i386/uwin.h (ASM_DECLARE_FUNCTION_NAME): Likewise.
15642 * config/alpha/alpha.c (alpha_initialize_trampoline): Likewise.
15644 2008-04-01 Uros Bizjak <ubizjak@gmail.com>
15646 * config/i386/i386.md (rex64suffix): New mode attribute.
15647 (floathi<mode>2): Disable expander for SSE math.
15648 (*floathi<mode>2_1): New insn insn_and_split pattern.
15649 (*floathi<mode>2_i387_with_temp): New macroized instruction pattern and
15650 corresponding post-reload splitters.
15651 (*floathi<mode>2_i387): New macroized insn pattern.
15652 (float<SSEMODEI24:mode><X87MODEF:mode>2): New macroized expander.
15653 (*float<SSEMODEI24:mode><X87MODEF:mode>2_1): New macroized
15654 insn_and_split pattern.
15655 (*floatsi<mode>2_vector_mixed_with_temp, *floatsi<mode>2_vector_mixed):
15656 New macroized instruction patterns and corresponding post-reload
15658 (*floatsi<mode>2_mixed_with_temp): New macroized instruction pattern
15659 and corresponding post-reload splitters.
15660 (*floatsi<mode>2_mixed_interunit, *floatsi<mode>2_mixed_nointerunit):
15661 New macroized instruction patterns.
15662 (*floatsi<mode>2_vector_sse_with_temp, *floatsi<mode>2_vector_sse): New
15663 macroized instruction patterns and corresponding post-reload splitters.
15664 (*floatsi<mode>2_sse_with_temp): New macroized instruction pattern and
15665 corresponding post-reload splitters.
15666 (*floatsi<mode>2_sse_interunit, *floatsi<mode>2_mixed_nointerunit):
15667 New macroized instruction patterns.
15668 (*floatsi<mode>2_i387_with_temp): New macroized instruction pattern and
15669 corresponding post-reload splitters.
15670 (*floatsi<mode>2_i387): New macroized instruction patterns.
15672 2008-04-01 H.J. Lu <hongjiu.lu@intel.com>
15674 * config/i386/i386.md (smaxmin): New.
15675 (umaxmin): Likewise.
15676 (maxminiprefix): Likewise.
15677 (maxminfprefix): Likewise.
15678 (<code><mode>3): Likewise.
15679 (smin<mode>3): Removed.
15680 (smax<mode>3): Likewise.
15682 * config/i386/mmx.md (mmx_<code>v2sf3): New.
15683 (mmx_<code>v4hi3): Likewise.
15684 (mmx_<code>v8qi3): Likewise.
15685 (mmx_smaxv2sf3): Removed.
15686 (mmx_sminv2sf3): Likewise.
15687 (mmx_umaxv8qi3): Likewise.
15688 (mmx_smaxv4hi3): Likewise.
15689 (mmx_uminv8qi3): Likewise.
15690 (mmx_sminv4hi3): Likewise.
15692 * config/i386/sse.md (<addsub><mode>3): New.
15693 (*<addsub><mode>3): Likewise.
15694 (<sse>_vm<addsub><mode>3): Likewise.
15695 (<maxmin><mode>3): Likewise.
15696 (*<maxmin><mode>3_finite): Likewise.
15697 (*<maxmin><mode>3): Likewise.
15698 (<sse>_vm<maxmin><mode>3): Likewise.
15699 (sse3_h<addsub>v4sf3): Likewise.
15700 (sse3_h<addsub>v2df3): Likewise.
15701 (<maxmin>v16qi3): Likewise.
15702 (*<maxmin>v16qi3): Likewise.
15703 (<maxmin>v8hi3): Likewise.
15704 (*<maxmin>v8hi3): Likewise.
15705 (*sse4_1_<maxmin><mode>3): Likewise.
15706 (*sse4_1_<maxmin><mode>3): Likewise.
15707 (add<mode>3): Removed.
15708 (*add<mode>3): Likewise.
15709 (<sse>_vmadd<mode>3): Likewise.
15710 (sub<mode>3): Likewise.
15711 (*sub<mode>3): Likewise.
15712 (<sse>_vmsub<mode>3): Likewise.
15713 (smin<mode>3): Likewise.
15714 (*smin<mode>3_finite): Likewise.
15715 (*smin<mode>3): Likewise.
15716 (<sse>_vmsmin<mode>3): Likewise.
15717 (smax<mode>3): Likewise.
15718 (*smax<mode>3_finite): Likewise.
15719 (*smax<mode>3): Likewise.
15720 (<sse>_vmsmax<mode>3): Likewise.
15721 (sse3_haddv4sf3): Likewise.
15722 (sse3_haddv2df3): Likewise.
15723 (sse3_hsubv4sf3): Likewise.
15724 (sse3_hsubv2df3): Likewise.
15725 (umaxv16qi3): Likewise.
15726 (*umaxv16qi3): Likewise.
15727 (smaxv8hi3): Likewise.
15728 (*smaxv8hi3): Likewise.
15729 (*sse4_1_smax<mode>3): Likewise.
15730 (*sse4_1_umax<mode>3): Likewise.
15731 (uminv16qi3): Likewise.
15732 (*uminv16qi3): Likewise.
15733 (sminv8hi3): Likewise.
15734 (*sminv8hi3): Likewise.
15735 (*sse4_1_smin<mode>3): Likewise.
15736 (*sse4_1_umin<mode>3): Likewise.
15738 2008-04-01 Rafael Espindola <espindola@google.com>
15740 * tree-cfg.c (verify_expr): remove in_phi.
15741 (verify_stmt): Don't call walk_tree with verify_expr. Use
15742 is_gimple_min_invariant instead of is_gimple_val.
15744 2008-04-01 Joseph Myers <joseph@codesourcery.com>
15746 * doc/include/gpl_v3.texi: Update for manpage generation.
15747 * doc/gcc.texi, doc/gccint.texi: Include gpl_v3.texi instead of
15749 * doc/sourcebuild.texi: Document gpl_v3.texi as well as gpl.texi.
15750 * Makefile.in (TEXI_GCC_FILES, TEXI_GCCINT_FILES): Include
15751 gpl_v3.texi instead of gpl.texi.
15754 2008-04-01 Jakub Jelinek <jakub@redhat.com>
15757 * c-pch.c (c_common_read_pch): On error close (fd) resp. fclose (f).
15759 2008-04-01 Rafael Espindola <espindola@google.com>
15761 * tree-vrp.c (extract_code_and_val_from_cond_with_ops): New.
15762 (extract_code_and_val_from_cond): Use
15763 extract_code_and_val_from_cond_with_ops.
15765 2008-04-01 Jan Hubicka <jh@suse.cz>
15767 * function.c (free_after_compilation): Free epilogue_delay_list.
15768 (prepare_function_start): Assert that previous compilation was freed.
15770 2008-04-01 Jan Hubicka <jh@suse.cz>
15771 Jim Wilson <wilson@tuliptree.org>
15772 Andreas Tobler <andreast@gcc.gnu.org>
15774 PR middle-end/35781
15775 * m32c/m32.c (m32c_leaf_function_p, m32c_function_needs_enter): Use
15776 rtl.emit instead cfun->emit.
15777 * sparc/sparc.h (INIT_EXPANDERS): Likewise.
15778 * ia64/ia64.h (INIT_EXPANDERS): Likewise.
15780 2008-04-01 Ben Elliston <bje@au.ibm.com>
15782 * doc/c-tree.texi (Function Basics): Fix grammatical error.
15784 2008-03-31 Seongbae Park <seongbae.park@gmail.com>
15786 * common.opt (fprofile-dir=, fprofile-use=, fprofile-generate=):
15788 (fprofile-use): Add var flag_profile_use
15789 * coverage.c (coverage_begin_output): Do not open a gcno file for
15790 output only if -ftest-coverage is set.
15791 Do not add getpwd() to gcda file path.
15792 (build_gcov_info): Check the new flag
15793 flag_profile_datafile_relative_path.
15794 (coverage_init): Use profile_data_prefix.
15795 Read profile counter only if flag_profile_use is set.
15796 * opts.c (common_handle_option): New option fprofile-use=,
15797 fprofile-dir=, fprofile-generate=.
15798 * toplev.c (profile_data_prefix): New variable definition.
15799 * toplev.h (profile_data_prefix): New declaration.
15800 * doc/invoke.tex (Option Summary, Optimization Options):
15803 2008-03-31 James E. Wilson <wilson@tuliptree.org>
15805 * varasm.c (output_constant_pool_1): In LABEL_REF check,
15806 use tmp consistently.
15809 * config/ia64/div.md (recip_approx_rf): Use UNSPEC not DIV.
15810 * config/ia64/ia64.c (rtx_needs_barrier): Handle
15811 UNSPEC_FR_RECIP_APPROX_RES.
15812 * config/ia64/ia64.md (UNSPEC_FR_RECIP_APPROX_RES): Define.
15814 2008-03-31 Volker Reichelt <v.reichelt@netcologne.de>
15817 * c-decl.c (store_parm_decls_oldstyle): Skip invalid parameters.
15819 2008-03-31 Andrew Pinski <andrew_pinski@playstation.sony.com>
15821 PR middle-end/30186
15822 * fold-const.c (fold_indirect_ref_1): Support accessing non first
15823 element of the vector via a pointer.
15825 2008-03-31 Ian Lance Taylor <iant@google.com>
15827 * tlink.c (scan_linker_output): Look for symbol name in single quotes.
15829 2008-03-31 Jan Hubicka <jh@suse.cz>
15831 * builtins.c (expand_builtin_setjmp_receiver): Update call of
15832 get_arg_pointer_save_area.
15833 * expr.c (init_expr): Just clear out rtl.expr.
15834 * function.c (free_after_compilation): Clear out whole RTL structure.
15835 (get_func_frame_size): Merge into ...
15836 (get_frame_size): ... this one.
15837 (assign_stack_local_1): Merge into ...
15838 (assign_stack_local): ... this one.
15839 (expand_function_end): Update call of get_arg_pointer_save_area.
15840 (get_art_pointer_save_area): Remove cfun argument.
15841 * function.h (emit_status): regno_pointer_align does not need length
15842 attribute. Move x_regno_reg_rtx to ...
15843 (regno_reg_rtx): ... new global array.
15844 (reg_rtx_no, seq_stack, REGNO_POINTER_ALIGN): Update accestors.
15845 (pending_stack_adjust, inhibit_defer_pop, saveregs_value,
15846 apply_args_value, forced_labels, stack_pointer_delta):
15848 (struct varasm_status): Move here from varasm.c
15849 (struct rtl_data): New. Move here some fields from struct function.
15850 (return_label, naked_return_label, stack_slot_list, parm_birth_insn,
15851 frame_offset, stack_check_probe_note, arg_pointer_save_area,
15852 used_temp_slots avail_temp_slots, temp_slot_level,
15853 nonlocal_goto_handler_labels): Update accesstors.
15854 (rtl): New global variable.
15855 (struct function): Move some fileds to rtl_data.
15856 (get_arg_pointer_save_area): Update prototype.
15857 * emit-rtl.c (rtl): Declare.
15858 (regno_reg_rtx): Declare.
15859 (first_insn, last_insn, cur_insn_uid, last_location, first_label_num):
15861 (gen_reg_rtx): Update.
15862 (init_virtual_regs): Do not tate emit_status argument.
15863 (init_emit): Do not allocate emit.
15864 * varasm.c (varasm_statuc): Move to function.h.
15865 (n_deferred_constatns): Update accestor.
15866 (init_varasm_status): Do not allocate varasm_status.
15867 (force_const_mem, get_pool_size, output_constant_pool): Update.
15868 * stmt.c (force_label_rtx): Do not use x_ prefixes.
15869 (expand_nl_goto_receiver): Update get_arg_pointer_save_area.
15871 2008-03-31 Zdenek Dvorak <ook@ucw.cz>
15873 PR rtl-optimization/35729
15874 * loop-invariant.c (check_maybe_invariant): Disallow volatile memory
15877 2008-03-31 H.J. Lu <hongjiu.lu@intel.com>
15880 * config/i386/i386.md (*movti_internal): Emit unaligned SSE
15881 load/store if memory is unaligned.
15882 (*movti_rex64): Likewise.
15884 * config/i386/predicates.md (misaligned_operand): New.
15886 2008-03-31 Andrew Pinski <pinskia@gmail.com>
15889 * tree-ssa-phiopt.c (conditional_replacement): Return early for
15892 2008-03-31 Jan Beulich <jbeulich@novell.com>
15894 * config/ia64/constraints.md: Add 'j' constraint.
15895 * config/ia64/ia64.md (movsi_internal): Add addp4 case.
15896 (movdi_internal): Likewise.
15898 2008-03-30 Volker Reichelt <v.reichelt@netcologne.de>
15901 * c-typeck.c (build_c_cast): Skip invalid fields in unions.
15903 2008-03-30 H.J. Lu <hongjiu.lu@intel.com>
15906 * config/i386/i386.c (ix86_expand_sse_4_operands_builtin): Issue
15907 proper error message for the third argument on blendpd and
15910 * config/i386/sse.md (blendbits): New.
15911 (sse4_1_blendp<ssemodesuffixf2c>): Use it.
15913 2008-03-30 Eric Botcazou <ebotcazou@adacore.com>
15915 * fold-const.c (fold_binary) <BIT_IOR_EXPR>: Add missing conversions.
15917 2008-03-30 Richard Guenther <rguenther@suse.de>
15919 PR middle-end/31023
15920 * fold-const.c (fold_sign_changed_comparison): Do leave
15921 conversions to base-types alone.
15923 2008-03-29 Andrew Pinski <andrew_pinski@playstation.sony.com>
15925 * config/rs6000/rs6000.c (rs6000_stack_info): Don't force saving of
15926 the link register if one altivec register is be saved.
15928 2008-03-30 Ben Elliston <bje@au.ibm.com>
15930 * final.c (final_scan_insn): Remove if (0) code.
15932 2008-03-28 Volker Reichelt <v.reichelt@netcologne.de>
15934 * c-parser.c (c_parser_next_token_is_keyword): Simplify.
15936 2008-03-28 H.J. Lu <hongjiu.lu@intel.com>
15938 * config/i386/sse.md (*and<mode>3): Pass <MODE>mode instead
15939 of V4SFmode to ix86_binary_operator_ok.
15941 2008-03-28 Uros Bizjak <ubizjak@gmail.com>
15943 * config/i386/i386.c (override_options): Initialize
15944 ix86_veclib_handler to ix86_veclibabi_svml when
15945 -mveclibabi=svml is used.
15946 (ix86_veclibabi_svml): New function for SVML ABI style
15947 vectorization support.
15948 * doc/invoke.texi (-mveclibabi) [svml]: Document new target option.
15950 2008-03-28 Rafael Espindola <espindola@google.com>
15952 * fold-const.c (tree_unary_nonnegative_warnv_p): Make it public.
15953 (tree_binary_nonnegative_warnv_p): Make it public.
15954 (tree_single_nonnegative_warnv_p): Make it public.
15955 (tree_invalid_nonnegative_warnv_p): Make it public.
15956 (tree_unary_nonzero_warnv_p): Make it public.
15957 (tree_binary_nonzero_warnv_p): Make it public
15958 (tree_single_nonzero_warnv_p): Make it public.
15959 * tree-vrp.c (vrp_evaluate_conditional_warnv_with_ops): New function.
15960 (extract_range_from_binary_expr): Split the expr argument.
15961 (extract_range_from_unary_expr): Split the expr argument.
15962 (extract_range_from_comparison): Split the expr argument.
15963 (extract_range_from_expr): Use the new aux functions.
15964 (vrp_evaluate_conditional_warnv): Use
15965 vrp_evaluate_conditional_warnv_with_ops.
15966 * tree.h (tree_unary_nonzero_warnv_p): Declare.
15967 (tree_binary_nonzero_warnv_p): Declare.
15968 (tree_single_nonzero_warnv_p): Declare.
15969 (tree_expr_nonzero_warnv_p): Declare.
15970 (tree_unary_nonnegative_warnv_p): Declare.
15971 (tree_binary_nonnegative_warnv_p): Declare.
15972 (tree_single_nonnegative_warnv_p): Declare.
15973 (tree_invalid_nonnegative_warnv_p): Declare.
15975 2008-03-28 Richard Guenther <rguenther@suse.de>
15977 PR tree-optimization/30317
15978 PR tree-optimization/30911
15979 PR tree-optimization/34793
15980 * tree-vrp.c (set_and_canonicalize_value_range): New function.
15981 (struct assert_locus_d): New member EXPR.
15982 (register_new_assert_for): Add EXPR parameter to support
15983 ASSERT_EXPR <name, expr OP limit>.
15984 (register_edge_assert_for_1): Adjust callers.
15985 (find_assert_locations): Likewise.
15986 (process_assert_insertions_for): Build condition from expression.
15987 (extract_range_from_assert): Handle ASSERT_EXPRs
15988 of the form ASSERT_EXPR <name, expr OP limit>.
15989 (register_edge_assert_for_2): New helper registering
15990 asserts for comparisons. Recognize range tests of the form
15991 (unsigned)i - CST1 OP CST2.
15992 (register_edge_assert_for_1): Use it.
15993 (register_edge_assert_for): Likewise.
15994 (needs_overflow_infinity): Integer sub-types
15995 do not need overflow infinities.
15996 (vrp_val_is_max): The extreme values of integer sub-types
15997 are those of the base type.
15998 (vrp_val_is_min): Likewise.
15999 * tree.def (ASSERT_EXPR): Document extra allowed conditional
16002 2008-03-28 Nick Clifton <nickc@redhat.com>
16005 * config/mn10300/mn10300.c (mn10300_secondary_reload_class):
16006 Return GENERAL_REGS for stack adjustment reloads.
16008 2008-03-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
16011 * config/rs6000/rs6000.c (rs6000_expand_vector_init): Create a
16012 const_vector when all the vectors are constant.
16014 2008-03-27 Bob Wilson <bob.wilson@acm.org>
16016 * config/xtensa/xtensa.c (gen_float_relational): Handle unordered
16018 * config/xtensa/xtensa.md (any_cond): Add unordered comparisons.
16019 (any_scc_sf): Add uneq, unlt, unle and unordered operators.
16021 (s<code>_sf): Use new scc_sf attribute for opcode names.
16023 2008-03-27 Tom Tromey <tromey@redhat.com>
16025 * doc/sourcebuild.texi, doc/install.texi, configure, aclocal.m4,
16026 configure.ac, Makefile.in, config/t-darwin, config/m32c/t-m32c,
16027 config/spu/t-spu-elf, config/i386/t-interix,
16028 config/i386/t-cygming, config/i386/x-i386, config/i386/t-cygwin,
16029 config/i386/x-darwin, config/i386/x-mingw32,
16030 config/i386/t-netware, config/i386/x-cygwin, config/i386/t-nwld,
16031 config/sh/t-sh, config/sh/t-symbian, config/x-linux,
16032 config/t-sol2, config/x-hpux, config/x-darwin, config/ia64/t-ia64,
16033 config/x-solaris, config/t-vxworks, config/m68k/t-uclinux,
16034 config/rs6000/x-rs6000, config/rs6000/x-darwin64,
16035 config/rs6000/x-darwin, config/rs6000/t-rs6000,
16036 config/score/t-score-elf, config/arm/t-strongarm-pe,
16037 config/arm/t-pe, config/arm/t-arm, config/arm/t-wince-pe,
16038 config/v850/t-v850, config/v850/t-v850e, config/bfin/t-bfin-linux:
16039 Revert automatic dependency patch.
16041 2008-03-27 H.J. Lu <hongjiu.lu@intel.com>
16044 * config/i386/i386.c (ix86_function_arg_boundary): Align
16045 decimal floating point to its natural boundary.
16047 2008-03-27 Richard Guenther <rguenther@suse.de>
16049 PR middle-end/35716
16050 * fold-const.c (fold_comparison): Restrict distinct decl
16051 comparison folding to VAR_DECLs and PARM_DECLs. Do not
16052 solely rely on operand_equal_p.
16054 2008-03-27 Richard Guenther <rguenther@suse.de>
16057 * c-common.c (handle_weak_attribute): Reject combination of
16060 2008-03-27 Richard Guenther <rguenther@suse.de>
16062 PR tree-optimization/32810
16063 * tree-ssa-ccp.c (get_symbol_constant_value): Strip useless
16064 conversions from DECL_INITIAL.
16065 (fold_const_aggregate_ref): Likewise from constructor elements.
16067 2008-03-27 Zdenek Dvorak <ook@ucw.cz>
16069 * tree-affine.h (aff_combination_expand): Declare.
16070 (get_inner_reference_aff): Likewise.
16071 * tree-affine.c (aff_combination_expand): Split out from
16072 tree_to_aff_combination_expand.
16073 (get_inner_reference_aff): New function.
16074 * tree-parloops.c (loop_parallel_p): Free vectorizer info.
16075 * tree-ssa-loop-im.c: Include tree-affine.h and pointer-set.h.
16076 (struct lim_aux_data): sm_done field removed.
16077 (mem_ref_loc_p, mem_ref_locs_p): New types.
16078 (struct mem_ref): Added id, stored, accesses_in_loop,
16079 indep_loop, dep_loop, indep_ref, dep_ref fields.
16080 Removed is_stored, locs and next fields.
16081 (memory_accesses): New variable.
16082 (movement_possibility): Do not allow moving statements
16083 that store to memory.
16084 (outermost_indep_loop, simple_mem_ref_in_stmt, mem_ref_in_stmt):
16086 (determine_max_movement): For statements with memory references,
16087 find the outermost loop in that the reference is independent.
16088 (move_computations_stmt): Mark the virtual operands for renaming.
16089 (memref_free, mem_ref_alloc, mem_ref_locs_alloc, mark_ref_stored,
16090 gather_mem_refs_stmt, gather_mem_refs_in_loops, vtoe_hash, vtoe_eq,
16091 vtoe_free, record_vop_access, get_vop_accesses, get_vop_stores,
16092 add_vop_ref_mapping, create_vop_ref_mapping_loop,
16093 create_vop_ref_mapping, analyze_memory_references,
16094 cannot_overlap_p, mem_refs_may_alias_p, rewrite_mem_ref_loc,
16095 get_all_locs_in_loop, ref_always_accessed_p,
16096 refs_independent_p, record_indep_loop, ref_indep_loop_p_1,
16097 ref_indep_loop_p, can_sm_ref_p, find_refs_for_sm,
16098 store_motion_loop, store_motion): New functions.
16099 (struct vop_to_refs_elt): New type.
16100 (record_mem_ref_loc, free_mem_ref_locs, rewrite_mem_refs,
16101 memref_hash, memref_eq, hoist_memory_references): Rewritten.
16102 (schedule_sm): Replaced by...
16103 (execute_sm): ... this.
16104 (determine_lsm_ref, hoist_memory_references,
16105 loop_suitable_for_sm, gather_mem_refs_stmt, gather_mem_refs,
16106 find_more_ref_vops, free_mem_ref, free_mem_refs,
16107 determine_lsm_loop, determine_lsm): Removed.
16108 (tree_ssa_lim_finalize): Free data structures used by store motion.
16109 (tree_ssa_lim): Call analyze_memory_references. Use
16110 store_motion instead of determine_lsm.
16112 2008-03-27 Paolo Bonzini <bonzini@gnu.org>
16114 * config.cc (m68hc11, m6811, m68hc12, m6812): Add usegas.h,
16115 rename tmake_file to m68hc11/t-m68hc11.
16116 (mcore): Set inhibit_libc to true.
16117 * config.host (alpha*-dec-*vms*): Set extra_programs.
16118 (interix3*): Don't use host_xmake_file.
16119 * configure.ac: Let config.gcc override inhibit_libc.
16120 * configure: Regenerate.
16122 * config/alpha/x-vms (EXTRA_PROGRAMS): Remove.
16123 * config/t-openbsd-thread: Remove commented out lines.
16125 * config/x-interix: Remove.
16127 * config/m68hc11/t-m68hc11-gas: Rename to...
16128 * config/m68hc11/t-m68hc11: ... this. Remove T_CPPFLAGS.
16130 * config/mcore/t-mcore: Remove T_CFLAGS.
16131 * config/mcore/t-mcore-pe: Likewise.
16133 2008-03-27 Paolo Bonzini <bonzini@gnu.org>
16135 * configure.ac: Replace custom __GNU_SOURCE test with
16136 AC_USE_SYSTEM_EXTENSIONS. Move it earlier.
16137 * aclocal.m4: Regenerate.
16138 * configure: Regenerate.
16139 * config.in: Regenerate.
16141 2008-03-27 Richard Guenther <rguenther@suse.de>
16143 * fold-const.c (target.h): Include.
16144 (fold_comparison): Fold comparison of addresses of decls
16145 that bind locally or of constants. Consolidate address folding code.
16146 * tree-vrp.c (operand_less_p): Deal with non-INTEGER_CST
16147 results from fold_binary_to_constant.
16148 (compare_values_warnv): Likewise.
16150 2008-03-27 Andrew Pinski <pinskia@gmail.com>
16152 PR middle-end/35429
16153 * fold-const.c (fold_truthop): Check for integeral types when folding
16154 a == 0 && b == 0 and a != 0 || b != 0 .
16156 2008-03-26 Eric Botcazou <ebotcazou@adacore.com>
16158 * tree.c (get_unwidened): Remove code fiddling with COMPONENT_REF.
16160 2008-03-26 Andreas Schwab <schwab@suse.de>
16162 * doc/invoke.texi: Fix use of @item vs. @itemx.
16164 2008-03-26 Tom Tromey <tromey@redhat.com>
16166 * Makefile.in (build/gensupport.o, build/print-rtl.o,
16167 build/read-rtl.o, build/rtl.o, build/gencondmd.o, build/genattr.o,
16168 build/genattrtab.o, build/genautomata.o, build/gencheck.o,
16169 build/gencodes.o, build/genconditions.o, build/genconfig.o,
16170 build/genconstants.o, build/genemit.o, build/genextract.o,
16171 build/genflags.o, build/genmddeps.o, build/genopinit.o,
16172 build/genoutput.o, build/genpeep.o, build/genrecog.o): Depend on
16175 2008-03-26 Richard Guenther <rguenther@suse.de>
16178 2008-03-26 Richard Guenther <rguenther@suse.de>
16180 * fold-const.c (target.h): Include.
16181 (fold_comparison): Fold comparison of addresses of two decls
16182 that bind locally. Consolidate address folding code.
16184 2008-03-26 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
16186 * builtins.c (expand_builtin_pow, fold_builtin_cabs,
16187 fold_builtin_sqrt, fold_builtin_cbrt, fold_builtin_logarithm,
16188 fold_builtin_hypot, fold_builtin_pow): Remove uses of dconst3,
16189 dconstsqrt2, dconstthird, dconste and/or dconst10.
16190 * config/i386/i386.c (ix86_emit_swsqrtsf): Likewise.
16191 * emit-rtl.c (dconst3, dconst10, dconstm2, dconstthird,
16192 dconstsqrt2, dconste): Delete.
16193 (init_emit_once): Likewise. Simplify initializing dconstm1.
16195 * real.c (get_real_const): New.
16196 * real.h (dconst3, dconst10, dconstm2, dconstthird,
16197 dconstsqrt2, dconste): Delete.
16198 (real_value_const, get_real_const): New.
16200 2008-03-26 H.J. Lu <hongjiu.lu@intel.com>
16202 * config/i386/cygming.h (BIGGEST_ALIGNMENT): Removed.
16204 * config/i386/i386.c (ix86_function_arg_boundary): Check
16205 BIGGEST_ALIGNMENT instead of 128.
16206 (setup_incoming_varargs_64): Likewise.
16208 2008-03-26 Tom Tromey <tromey@redhat.com>
16210 * Makefile.in (DEPFILES): Add missing '/'.
16212 2008-03-26 Richard Guenther <rguenther@suse.de>
16214 * fold-const.c (target.h): Include.
16215 (fold_comparison): Fold comparison of addresses of two decls
16216 that bind locally. Consolidate address folding code.
16218 2008-03-26 Nick Clifton <nickc@redhat.com>
16221 * config/stormy16/stormy16.c (xstormy16_legitimate_address_p): Do
16222 not allow INT+INT as a legitimate addressing mode.
16224 2008-03-26 Richard Guenther <rguenther@suse.de>
16226 * tree-flow.h (widen_bitfield): Remove declaration.
16227 * tree-ssa-ccp.c (visit_assignment): Remove unneeded code.
16228 (widen_bitfield): Remove function.
16229 * tree-ssa-dom.c (record_equivalences_from_stmt): Remove unneeded
16232 2008-03-25 Andrew Pinski <andrew_pinski@playstation.sony.com>
16235 * config/rs6000/rs6000-c.c (rs6000_builtin_type_compatible): Handle
16238 2008-03-25 Richard Sandiford <rsandifo@nildram.co.uk>
16240 PR rtl-optimization/35232
16241 * reload1.c (reg_reloaded_call_part_clobbered): Clarify comment.
16242 (forget_old_reloads_1, forget_marked_reloads): Don't clear
16243 reg_reloaded_call_part_clobbered here.
16244 (reload_regs_reach_end_p): New function.
16245 (reload_reg_rtx_for_input): New variable.
16246 (reload_reg_rtx_for_output): Likewise.
16247 (emit_input_reload_insns): Use reloadreg rather than rl->reg_rtx
16248 when reassigning a pseudo register. Load reloadreg from
16249 reload_reg_rtx_for_input, moving the mode and register
16251 (do_input_reload): ...here. Use the mode-adjusted reg_rtx
16252 instead of the original when deciding whether an input reload
16253 would be a no-op or whether an output reload can be deleted.
16254 (emit_output_reload_insns): Use the mode-adjusted reg_rtx
16255 when setting up new_spill_reg_store. Load it from
16256 reload_reg_rtx_for_output, moving the mode and register
16258 (do_output_reload): ...here. Use the mode-adjusted reg_rtx
16259 instead of the original when deciding whether an output reload
16260 would be a no-op. Do the same when modifying insn notes.
16261 Use rtx_equal_p instead of == to compare the registers.
16262 (inherit_piecemeal_p): Take a mode and two register numbers
16264 (emit_reload_insns): Clear new_spill_reg_store for every hard
16265 register in the reload register. Remove spill registers
16266 from reg_reloaded_valid before considering whether to record
16267 inheritance information for them. Use reload_reg_rtx_for_output
16268 instead of reg_rtx when recording output reloads. Use
16269 reload_reg_rtx_for_input instead of reg_rtx when recording
16270 input reloads. Set or clear reg_reloaded_call_part_clobbered
16271 at the same time as setting reg_reloaded_valid.
16272 (delete_output_reload): Add a new_reload_reg parameter and use it
16273 instead of rld[j].reg_rtx.
16274 (emit_input_reload_insns, do_input_reload, do_output_reload): Adjust
16277 2008-03-25 Tom Tromey <tromey@redhat.com>
16279 * Makefile.in (build/gensupport.o): Depend on insn-modes.h.
16280 (build/genattr.o): Likewise.
16281 (build/genattrtab.o): Likewise.
16282 (build/gencodes.o): Likewise.
16283 (build/genconfig.o): Likewise.
16284 (build/genconstants.o): Likewise.
16285 (build/genemit.o): Likewise.
16286 (build/genextract.o): Likewise.
16287 (build/genflags.o): Likewise.
16289 2008-03-25 Bob Wilson <bob.wilson@acm.org>
16291 * config/xtensa/xtensa.c (xtensa_va_start): Use build_int_cst
16292 instead of size_int for integer types.
16293 (xtensa_gimplify_va_arg_expr): Likewise. Convert index to sizetype
16294 to match type of MINUS_EXPR.
16296 2008-03-25 Tom Tromey <tromey@redhat.com>
16298 * configure: Rebuilt.
16299 * configure.ac (BUILD_DEPMODE): Extract CCDEPMODE from temporary
16302 2008-03-25 Tom Tromey <tromey@redhat.com>
16304 * config/x-solaris (host-solaris.o): Update.
16305 * config/x-linux (host-linux.o): Update.
16306 * config/x-hpux (host-hpux.o): Update.
16307 * config/x-darwin (host-darwin.o): Update.
16308 * config/v850/t-v850e (v850-c.o): Update.
16309 * config/v850/t-v850 (v850-c.o): Update.
16310 * config/t-vxworks (vxworks.o): Update.
16311 * config/t-sol2 (sol2-c.o, sol2.o): Update.
16312 * config/t-darwin (darwin.o, darwin-c.o, darwin-driver.o): Update.
16313 * config/spu/t-spu-elf (spu-c.o): Update.
16315 * config/sh/t-symbian (sh-c.o): Update.
16316 (symbian.o): Update.
16317 * config/sh/t-sh (sh-c.o): Update.
16318 * config/score/t-score-elf (score7.o, score3.o): Update.
16319 * config/rs6000/x-rs6000 (driver-rs6000.o): Update.
16320 * config/rs6000/x-darwin64 (host-ppc64-darwin.o): Update.
16321 * config/rs6000/x-darwin (host-ppc-darwin.o): Update.
16322 * config/rs6000/t-rs6000 (rs6000-c.o): Update.
16323 (rs6000.o): Remove.
16324 * config/m68k/t-uclinux (generated_files): Add sysroot-suffix.h.
16325 * config/m32c/t-m32c (m32c-pragma.o): Update.
16326 * config/ia64/t-ia64 (ia64-c.o): Update.
16327 * config/i386/x-mingw32 (host-mingw32.o): Update.
16328 * config/i386/x-i386 (driver-i386.o): Update.
16329 * config/i386/x-darwin (host-i386-darwin.o): Update.
16330 * config/i386/x-cygwin (host-cygwin.o): Update.
16331 * config/i386/t-nwld (nwld.o): Update.
16332 * config/i386/t-netware (netware.o): Update.
16333 * config/i386/t-interix (winnt.o): Update.
16334 * config/i386/t-cygwin (cygwin1.o, cygwin2.o): Update.
16335 * config/i386/t-cygming (winnt.o, winnt-cxx.o, winnt-stubs.o,
16336 msformat-c.o): Update.
16337 * config/bfin/t-bfin-linux (generated_files): Add
16338 linux-sysroot-suffix.h.
16339 * config/arm/t-wince-pe (pe.o): Update.
16340 * config/arm/t-strongarm-pe (pe.o): Update.
16341 * config/arm/t-pe (pe.o): Update.
16342 * config/arm/t-arm (arm-c.o): Update.
16343 * doc/install.texi (Prerequisites): Require make 3.80.
16344 * Makefile.in: Remove .o targets.
16345 (CCDEPMODE, DEPDIR, depcomp, BUILD_DEPMODE): New variables.
16346 (OBSTACK_H, FIBHEAP_H, PARTITION_H, MD5_H, BCONFIG_H): Remove.
16347 (simple_generated_h, simple_generated_c): Move earlier.
16348 (generated_files): New variable.
16349 (TARGET_H, MACHMODE_H, HOOKS_H, HOSTHOOKS_DEF_H, LANGHOOKS_DEF_H,
16350 TARGET_DEF_H, RTL_BASE_H, RTL_H, PARAMS_H, BUILTINS_DEF, TREE_H,
16351 BASIC_BLOCK_H, GCOV_IO_H, COVERAGE_H, DEMANGLE_H, RECOG_H,
16352 ALIAS_H, EMIT_RTL_H, FLAGS_H, FUNCTION_H, EXPR_H, OPTABS_H,
16353 REGS_H, RA_H, RESOURCE_H, SCHED_INT_H, INTEGRATE_H, CFGLAYOUT_H,
16354 CFGLOOP_H, IPA_UTILS_H, IPA_REFERENCE_H, IPA_TYPE_ESCAPE_H,
16355 CGRAPH_H, DF_H, RESOURCE_H, DDG_H, GCC_H, GGC_H, TIMEVAR_H,
16356 INSN_ATTR_H, C_COMMON_H, C_PRAGMA_H, C_TREE_H, SYSTEM_H,
16357 PREDICT_H, DECNUM_H, MKDEPS_H, SYMTAB_H, TREE_DUMP_H,
16358 TREE_GIMPLE_H, TREE_FLOW_H, TREE_SSA_LIVE_H, PRETTY_PRINT_H,
16359 DIAGNOSTIC_H, C_PRETTY_PRINT_H, SCEV_H, LAMBDA_H, TREE_DATA_REF_H,
16360 VARRAY_H, TREE_INLINE_H, REAL_H, DBGCNT_H, EBIMAP_H): Remove.
16362 (COMPILE.base, COMPILE): New variables.
16363 (%.o): New pattern rule.
16364 (ALL_HOST_OBJS): New variable.
16365 (xgcc$(exeext), cpp$(exeext)): Remove extra version.o.
16366 (dummy-checksum.o, cc1-checksum.o): Remove.
16367 (DRIVER_SHLIB): New variable.
16368 (DRIVER_DEFINES): Use it.
16369 (gencondmd.c): Move out of build/.
16370 (s-conditions): Update.
16371 (BUILDCOMPILE.base, BUILDCOMPILE): New variables.
16372 (ALL_BUILD_OBJS): Likewise.
16373 (build/%.o): Use BUILDCOMPILE.
16374 (build/ggc-none.o, build/ggc-none.o, build/min-insn-modes.o,
16375 build/print-rtl.o, build/read-rtl.o, build/rtl.o, build/vec.o,
16376 build/gencondmd.o, build/genattrtab.o, build/genautomata.o,
16377 build/gencheck.o, build/gencodes.o, build/genconditions.o,
16378 build/genconfig.o, build/genconstants.o, build/genemit.o,
16379 build/genextract.o, build/genflags.o, build/genmddeps.o,
16380 build/genopinit.o, build/genoutput.o, build/genpeep.o,
16381 build/genpreds.o, build/genrecog.o, build/gcov-iov.o,
16382 build/gen-protos.o, build/scan.o, build/fix-header.o,
16383 build/scan-decls.o): Simplify.
16384 (collect2.o, c-opts.o, gcc.o, gccspec.o, gcc-options.o,
16385 cppdefault.o, protoize.o, unprotoize.o, intl.o, version.o,
16386 prefix.o, toplev.o): Reduce to variable setting.
16387 (libbackend.o): Use COMPILE. Remove most dependencies. Move later.
16388 ($(out_object_file), gcc-options.o): New targets.
16389 ($(ALL_HOST_OBJS)): New target. Include dependency files.
16390 * configure: Rebuilt.
16391 * configure.ac: Call ZW_CREATE_DEPDIR, ZW_PROG_COMPILER_DEPENDENCIES.
16392 * doc/sourcebuild.texi (Front End Directory): Document new variable.
16394 2008-03-25 Douglas Gregor <doug.gregor@gmail.com>
16396 * c-common.c (c_sizeof_or_alignof_type): If we're not allowed to
16397 complain when we hit an error, return ERROR_MARK_NODE.
16399 2008-03-25 Naveen.H.S <naveen.hs@kpitcummins.com>
16401 * config/sh/constraints.md (Pso, Psz): New constraints.
16402 * config/sh/sh.c (print_operand): Add %V and %W operand codes.
16403 * config/sh/sh.md (*andsi3_bclr, *iorsi3_bset): New insns.
16405 2008-03-25 Naveen.H.S <naveen.hs@kpitcummins.com>
16407 * config/sh/sh.c (sh_expand_t_scc): Emit movrt for SH2A if possible.
16408 * config/sh/sh.md (xorsi3_movrt, movrt): New insns.
16410 2008-03-25 Naveen.H.S <naveen.hs@kpitcummins.com>
16412 * config/sh/sh.md (prefetch): Add condition for SH2A target.
16413 (prefetch_sh2a): New.
16415 2008-03-25 Jayant Sonar <Jayant.sonar@kpitcummins.com>
16416 Naveen.H.S <naveen.hs@kpitcummins.com>
16418 * config/sh/constraints.md (I28): New constraint.
16419 * config/sh/sh.c (broken_move): Add support for movi20s.
16420 * config/sh/sh.md (movsi_ie): Add the alternative for movi20s.
16422 2008-03-25 Anil Paranjape <anil.paranjape@kpitcummins.com>
16423 Jayant Sonar <Jayant.sonar@kpitcummins.com>
16424 Naveen.H.S <naveen.hs@kpitcummins.com>
16426 * config/sh/sh.c (SH_ATTRIBUTES): Define.
16427 (SYMBOL_FLAG_FUNCVEC_FUNCTION): Define.
16428 (print_operand): Handle resbank in %@ operand code.
16429 (sh_encode_section_info): New.
16430 (push_regs): Add conditions for resbank.
16431 (sh_expand_epilogue): Likewise.
16432 (sh_insert_attributes): Likewise.
16433 (sh_attribute_table): Likewise.
16434 (sh_handle_resbank_handler_attribute): New.
16435 (sh2a_handle_function_vector_handler_attribute): New.
16436 (sh2a_is_function_vector_call): New.
16437 (sh2a_get_function_vector_number): New.
16438 (sh2a_function_vector_p): New.
16439 (sh_cfun_resbank_handler_p): New.
16440 * config/sh/sh.md (calli): Emit jsr/n if possible.
16441 (calli_tbr_rel): New.
16442 (calli_pcrel): Emit jsr/n if possible.
16443 (return_i): Emit rts/n if possible.
16444 (call_valuei_tbr_rel): New.
16445 (call_valuei_pcrel): Add condition for SH2A target.
16446 (call_value): Likewise.
16447 * config/sh/sh-protos.h (sh_cfun_resbank_handler_p): Declare.
16448 (sh2a_get_function_vector_number): Likewise.
16449 (sh2a_is_function_vector_call): Likewise.
16450 * doc/extend.texi: Document TBR relative addressing of SH2A.
16451 (resbank): Add description for SH2A.
16453 2008-03-24 Richard Guenther <rguenther@suse.de>
16456 * gimplify.c (gimplify_modify_expr): For frontend type-correct
16457 pointer assignments change conversions according to middle-end rules.
16458 (gimplify_modify_expr_rhs): Deal with NULL TARGET_EXPR_INITIAL.
16459 * configure.ac: Include type checking in yes.
16460 * configure: Regenerate.
16462 2008-03-24 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
16464 * diagnostic.c (diagnostic_count_diagnostic): Delete.
16465 (diagnostic_report_diagnostic): Update. Handle ICEs here.
16467 2008-03-24 Nathan Sidwell <nathan@codesourcery.com>
16469 * gthr-vxworks.h (UNUSED): Define.
16471 2008-03-23 H.J. Lu <hongjiu.lu@intel.com>
16473 * config/i386/i386.h (STATIC_CHAIN_REGNUM): Use R10_REG and CX_REG.
16475 2008-03-23 Zuxy Meng <zuxy.meng@gmail.com>
16477 * doc/extend.texi (Function Attributes): Add missing comma in the
16478 example of the "alloc_size" attribute.
16480 2008-03-23 Uros Bizjak <ubizjak@gmail.com>
16483 2008-03-05 H.J. Lu <hongjiu.lu@intel.com>
16485 * config/i386/i386-modes.def: Use 4 byte alignment on DI for
16488 2008-03-19 Uros Bizjak <ubizjak@gmail.com>
16491 * stor-layout.c (update_alignment_for_field): Set minimum alignment
16492 of the underlying type of a MS bitfield layout to the natural
16493 alignment of the type.
16495 2008-03-22 Uros Bizjak <ubizjak@gmail.com>
16497 * config/i386/i386.c (assign_386_stack_local): Align DImode slots
16498 to their natural alignment to avoid store forwarding stalls.
16500 2008-03-22 Richard Guenther <rguenther@suse.de>
16502 * tree-cfg.c (verify_expr): Recurse again for invariant addresses.
16503 For PHI nodes verify the address is invariant.
16504 * tree-ssa-ccp.c (ccp_decl_initial_min_invariant): Remove.
16505 (get_symbol_constant_value): Use is_gimple_min_invariant.
16506 (maybe_fold_stmt_indirect): Likewise.
16508 2008-03-22 Richard Sandiford <rsandifo@nildram.co.uk>
16510 PR rtl-optimization/33927
16511 * Makefile.in (dse.o): Depend on $(TM_P_H).
16512 * expr.h (extract_low_bits): Declare.
16513 * expmed.c (extract_low_bits): New function.
16514 * rtlhooks.c (gen_lowpart_general): Generalize SUBREG handling.
16515 * dse.c: Include tm_p.h.
16516 (find_shift_sequence): Remove the read_reg argument and return the
16517 read value. Emit the instructions instead of returning them.
16518 Iterate on new_mode rather than calculating it each time.
16519 Check MODES_TIEABLE_P. Use simplify_gen_subreg to convert the
16520 source to NEW_MODE and extract_low_bits to convert the shifted
16521 value to READ_MODE.
16522 (replace_read): Allow the load and store to have different mode
16523 classes. Use extract_low_bits when SHIFT == 0. Create the shift
16524 or extraction instructions before trying the replacement. Update
16525 dump-file code accordingly, avoiding use of REGNO (store_info->rhs).
16527 2008-03-22 Uros Bizjak <ubizjak@gmail.com>
16529 * config/i386/i386.c (assign_386_stack_local): Align DImode slots
16530 to their natural alignment to avoid store forwarding stalls.
16532 2008-03-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
16535 * config/rs6000/rs6000.md (floatdidf2): Discouraging fprs and
16536 encouraging but not allowing gprs for input;
16537 change the input constraint to !f#r.
16538 (fix_truncdfdi2): Discouraging fprs and encouraging but not allowing
16540 change the output constraint to !f#r.
16542 2008-03-21 Uros Bizjak <ubizjak@gmail.com>
16545 * config/i386/i386.md ("*floatunssi<mode2>_1"): New pattern with
16546 corresponding post-reload splitters.
16547 ("floatunssi<mode>2"): Expand to unsigned_float x87 insn pattern
16548 when x87 FP math is selected.
16549 * config/i386/i386-protos.h (ix86_expand_convert_uns_sixf_sse):
16550 New function prototype.
16551 * config/i386/i386.c (ix86_expand_convert_uns_sixf_sse): New
16552 unreachable function to ease macroization of insn patterns.
16554 2008-03-21 Martin Jambor <mjambor@suse.cz>
16556 * tree-data-ref.c (dump_data_dependence_relation): Avoid data
16557 reference dumps if ddr is NULL or dependence is unknown.
16559 2008-03-20 Kaz Kojima <kkojima@gcc.gnu.org>
16561 * config/sh/linux-atomic.asm (ATOMIC_TEST_AND_SET): Take
16562 unsigned extension into account.
16563 (ATOMIC_COMPARE_AND_SWAP): Likewise.
16564 (ATOMIC_FETCH_AND_OP, ATOMIC_FETCH_AND_COMBOP): Likewise.
16565 Do computations on a scratch register.
16567 2008-03-21 Richard Guenther <rguenther@suse.de>
16569 * tree-scalar-evolution.c (chrec_contains_symbols_defined_in_loop):
16570 Use is_gimple_min_invariant instead of TREE_INVARIANT.
16571 * tree-ssa-loop-ivopts.c (force_expr_to_var_cost): Likewise.
16572 * tree-ssa-dom.c (record_equality): Likewise.
16573 * tree-inline.c (copy_body_r): Likewise.
16574 * tree-ssa-pre.c (make_values_for_stmt): Remove test for
16577 2008-03-20 Kaz Kojima <kkojima@gcc.gnu.org>
16579 * config/sh/sh.c (split_branches): Pass zero to redirect_jump
16580 as 'delete_unused' argument.
16582 2008-03-20 Richard Guenther <rguenther@suse.de>
16584 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Remove
16585 special casing of constant qualifiers.
16586 * tree-ssa.c (useless_type_conversion_p_1): Instead do not
16587 care about them in general.
16588 * tree-ssa-ccp.c (ccp_fold): Addresses are constant or not
16589 regardless of their type.
16590 (fold_stmt_r): Forcefully fold *& if we end up with that.
16592 2008-03-20 Paul Brook <paul@codesourcery.com>
16594 * config.gcc (arm*-*-uclinux*): Remove duplicate arm/uclinux-elf.h.
16595 * config/arm/uclinux-eabi.h (SUBTARGET_EXTRA_LINK_SPEC): Add extra
16597 * config/arm/bpabi.h (SUBTARGET_EXTRA_LINK_SPEC): Provide default
16599 (LINK_SPEC): Use SUBTARGET_EXTRA_LINK_SPEC.
16600 * config/arm/unwind-arm.h (_Unwind_decode_target2): Add uClinux.
16602 2008-03-20 Volker Reichelt <v.reichelt@netcologne.de>
16604 * common.opt (Wmudflap): New option.
16605 * tree-mudflap.c (mf_xform_derefs_1): Guard warning by OPT_Wmudflap.
16606 (mx_register_decls): Likewise.
16607 (mudflap_finish_file): Likewise.
16608 * doc/invoke.texi: Document -Wno-mudflap.
16610 2008-03-20 Kai Tietz <kai.tietz@onevision.com>
16612 * c-format.c (replace_format_name_to_system_name): New.
16613 (cmp_attribs): New.
16614 (convert_format_name_to_system_name): New.
16615 (decode_format_attr): Add use of convert_format_name_to_system_name.
16616 (format_types_orig): Add gnu_ prefix to names.
16617 (check_format_info_main): Special treating of \0 escaped names for
16618 supporting multi-character format specifiers as I32, I64.
16619 (TARGET_OVERRIDES_FORMAT_ATTRIBUTES): Use of user defined attributes.
16620 (gnu_target_overrides_format_attributes): New.
16621 * c-format.h: Add structure target_ovr_attr to hold
16622 system specific formatter names.
16623 * config.gcc: Add for x86&x86_64 cygwin and mingw32 targets the
16624 msformat-c.o file to c_target_objs and cxx_target_objs.
16625 * config/i386/mingw32.h (TARGET_OVERRIDES_FORMAT_ATTRIBUTES): New.
16626 (TARGET_OVERRIDES_FORMAT_ATTRIBUTES_COUNT): New.
16627 (TARGET_N_FORMAT_TYPES): New.
16628 * config/i386/msformat-c.c: New.
16629 * config/i386/t-cygming: Add build rule for msformat-c.o.
16630 * doc/extend.texi: Add new format names gnu_* and ms_* and
16632 * doc/tm.texi: (TARGET_OVERRIDES_FORMAT_ATTRIBUTES): New.
16634 2008-03-20 Ira Rosen <irar@il.ibm.com>
16636 * doc/invoke.texi (-O3): Add -ftree-vectorize to the list of
16637 optimizations turned on under -O3.
16638 (ftree-vectorize): Add that the flag is turned on with -O3.
16640 2008-03-20 Ben Elliston <bje@au.ibm.com>
16642 * regmove.c (try_auto_increment): Fix spelling error in comment.
16643 * final.c (final_scan_insn): Likewise.
16645 2008-03-20 Uros Bizjak <ubizjak@gmail.com>
16648 * config/i386/mmx.md (*mov<mode>_internal_rex64"): Adjust register
16649 allocator preferences for "y" and "r" class registers.
16650 ("*mov<mode>_internal"): Ditto.
16651 ("*movv2sf_internal_rex64"): Ditto.
16652 ("*movv2sf_internal"): Ditto.
16654 2008-03-19 Michael Matz <matz@suse.de>
16656 PR middle-end/35616
16657 * calls.c (expand_call): Check overlap of arguments with call
16658 address for sibcalls.
16660 2008-03-19 Uros Bizjak <ubizjak@gmail.com>
16663 * stor-layout.c (update_alignment_for_field): Set minimum alignment
16664 of the underlying type of a MS bitfield layout to the natural
16665 alignment of the type.
16667 2008-03-19 Jan Hubicka <jh@suse.cz>
16670 * toplev.c (decode_d_option): Handle all CPP flags.
16671 * tree-vrp.c: Update tree_pass descriptors.
16672 * regrename.c: Update tree_pass descriptors.
16673 * fwprop.c: Update tree_pass descriptors.
16674 * doc/invoke.texi: Remove documentation of dropped -d? flags.
16675 * tree-into-ssa.c: Update tree_pass descriptors.
16676 * tree-dump.c: Update tree_pass descriptors.
16677 * tree-complex.c: Update tree_pass descriptors.
16678 * tree-dump.h: Update tree_pass descriptors.
16679 * see.c: Update tree_pass descriptors.
16680 * cgraphbuild.c: Update tree_pass descriptors.
16681 * tracer.c: Update tree_pass descriptors.
16682 * tree-loop-distribution.c: Update tree_pass descriptors.
16683 * cgraph.c: Update tree_pass descriptors.
16684 * postreload-gcse.c: Update tree_pass descriptors.
16685 * postreload.c: Update tree_pass descriptors.
16686 * tree-ssa-loop-ch.c: Update tree_pass descriptors.
16687 * tree-tailcall.c: Update tree_pass descriptors.
16688 * tree-pass.h (tree_opt_pass): Rename to ...
16689 (opt_pass) ... this one; add "type" field and remove letter field.
16690 (gimple_opt_pass, rtl_opt_pass, simple_ipa_opt_pass): New.
16691 (execute_pass_list, execute_ipa_pass_list, all_passes, all_ipa_passes,
16692 all_lowering_passes): Update declaration.
16693 * ipa-cp.c: Update tree_pass descriptors.
16694 * final.c: Update tree_pass descriptors.
16695 * omp-low.c: Update tree_pass descriptors.
16696 * tree-ssa-dse.c: Update tree_pass descriptors.
16697 * ipa-reference.c: Update tree_pass descriptors.
16698 * tree-ssa-uncprop.c: Update tree_pass descriptors.
16699 * auto-inc-dec.c: Update tree_pass descriptors.
16700 * reorg.c: Update tree_pass descriptors.
16701 * cgraphunit.c: Update tree_pass descriptors.
16702 * tree-ssa-copyrename.c: Update tree_pass descriptors.
16703 * tree-ssa-ccp.c: Update tree_pass descriptors.
16704 * df-core.c: Update tree_pass descriptors.
16705 * mode-switching.c: Update tree_pass descriptors.
16706 * tree-nomudflap.c: Update tree_pass descriptors.
16707 * modulo-sched.c: Update tree_pass descriptors.
16708 * ipa-pure-const.c: Update tree_pass descriptors.
16709 * cse.c: Update tree_pass descriptors.
16710 * web.c: Update tree_pass descriptors.
16711 * tree-stdarg.c: Update tree_pass descriptors.
16712 * tree-ssa-math-opts.c: Update tree_pass descriptors.
16713 * tree-ssa-dom.c: Update tree_pass descriptors.
16714 * tree-nrv.c: Update tree_pass descriptors.
16715 * tree-ssa-alias.c: Update tree_pass descriptors.
16716 * loop-init.c: Update tree_pass descriptors.
16717 * gimple-low.c: Update tree_pass descriptors.
16718 * ipa-inline.c: Update tree_pass descriptors.
16719 * tree-ssa-sink.c: Update tree_pass descriptors.
16720 * global.c: Update tree_pass descriptors.
16721 * ifcvt.c: Update tree_pass descriptors.
16722 * jump.c: Update tree_pass descriptors.
16723 * predict.c: Update tree_pass descriptors.
16724 * tree-ssa-loop.c: Update tree_pass descriptors.
16725 * recog.c: Update tree_pass descriptors.
16726 * dse.c: Update tree_pass descriptors.
16727 * tree-ssa-ifcombine.c: Update tree_pass descriptors.
16728 * tree-eh.c: Update tree_pass descriptors.
16729 * regmove.c: Update tree_pass descriptors.
16731 * function.c: Update tree_pass descriptors.
16732 * tree-vectorizer.c: Update tree_pass descriptors.
16733 * gcse.c: Update tree_pass descriptors.
16734 * ipa-type-escape.c: Update tree_pass descriptors.
16735 * tree-if-conv.c: Update tree_pass descriptors.
16736 * init-regs.c: Update tree_pass descriptors.
16737 * ipa.c: Update tree_pass descriptors.
16738 * tree-ssa-phiopt.c: Update tree_pass descriptors.
16739 * rtl-factoring.c: Update tree_pass descriptors.
16740 * lower-subreg.c: Update tree_pass descriptors.
16741 * bt-load.c: Update tree_pass descriptors.
16742 * tree-dfa.c: Update tree_pass descriptors.
16743 * except.c: Update tree_pass descriptors.
16744 * emit-rtl.c: Update tree_pass descriptors.
16745 * cfgexpand.c: Update tree_pass descriptors.
16746 * tree-cfgcleanup.c: Update tree_pass descriptors.
16747 * cfgcleanup.c: Update tree_pass descriptors.
16748 * tree-ssa-pre.c: Update tree_pass descriptors.
16749 * tree-sra.c: Update tree_pass descriptors.
16750 * tree-mudflap.c: Update tree_pass descriptors.
16751 * tree-ssa-copy.c: Update tree_pass descriptors.
16752 * cfglayout.c: Update tree_pass descriptors.
16753 * tree-ssa-forwprop.c: Update tree_pass descriptors.
16754 * tree-ssa-dce.c: Update tree_pass descriptors.
16755 * tree-ssa.c: Update tree_pass descriptors.
16756 * regclass.c: Update tree_pass descriptors.
16757 * integrate.c: Update tree_pass descriptors.
16758 * tree-optimize.c: Update tree_pass descriptors.
16759 * tree-ssa-phiprop.c: Update tree_pass descriptors.
16760 * tree-object-size.c: Update tree_pass descriptors.
16761 * combine.c: Update tree_pass descriptors.
16762 * tree-outof-ssa.c: Update tree_pass descriptors.
16763 * bb-reorder.c: Update tree_pass descriptors.
16764 * stack-ptr-mod.c: Update tree_pass descriptors.
16765 * var-tracking.c: Update tree_pass descriptors.
16766 * tree-profile.c: Update tree_pass descriptors.
16767 * tree-vect-generic.c: Update tree_pass descriptors.
16768 * reg-stack.c: Update tree_pass descriptors.
16769 * sched-rgn.c: Update tree_pass descriptors.
16770 * tree-ssa-structalias.c: Update tree_pass descriptors.
16771 * tree-cfg.c: Update tree_pass descriptors.
16772 * passes.c (current_pass): Update declaration.
16773 (finish_optimization_passes): Update.
16774 (all_passes, all_ipa_passes, all_lowering_passes): Update declaration.
16775 (register_one_dump_file, register_dump_files_1, next_pass_1):
16777 (init_optimization_passes): Update handling of new types.
16778 (execute_one_pass, execute_pass_list, execute_ipa_pass_list): Update.
16779 * ipa-struct-reorg.c: Update tree_pass descriptors.
16780 * tree-ssa-reassoc.c: Update tree_pass descriptors.
16781 * combine-stack-adj.c: Update tree_pass descriptors.
16782 * cfgrtl.c: Update tree_pass descriptors.
16783 * dce.c: Update tree_pass descriptors.
16784 * tree-ssanames.c: Update tree_pass descriptors.
16786 2008-03-19 Richard Guenther <rguenther@suse.de>
16788 PR middle-end/35609
16789 * tree-ssa.c (walk_data): New structure.
16790 (warn_uninitialized_var): If not always_executed warn with "maybe"
16792 (execute_early_warn_uninitialized): Compute post-dominators.
16793 Initialize always_executed before processing each basic block.
16795 2008-03-18 Mikulas Patocka <mikulas@artax.karlin.mff.cuni.cz>
16798 * config/i386/i386.c (x86_this_parameter): Calculate correct location
16799 of "this" pointer when "regparm = N" or "fastcall" is in effect.
16801 2008-03-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
16803 * doc/include/texinfo.tex: Update to version 2008-03-17.10.
16805 2008-03-18 Paolo Bonzini <bonzini@gnu.org>
16807 * expr.c (store_expr): Assume lang_hooks.reduce_bit_field_operations
16809 (expand_expr_real_1) <REDUCE_BIT_FIELD>: Don't look at ignore.
16810 (expand_expr_real_1): Assume lang_hooks.reduce_bit_field_operations
16811 is true. Add "&& !ignore" condition to reduce_bit_field. Modify
16812 target after ignore has been set, and move there also the commputation
16813 of subtarget and original_target.
16814 * langhooks-def.h (LANG_HOOKS_REDUCE_BIT_FIELD_OPERATIONS): Delete.
16815 (LANG_HOOKS_INITIALIZER): Remove it.
16816 * langhooks.h (struct lang_hooks): Remove reduce_bit_field_operations.
16818 2008-03-18 Richard Guenther <rguenther@suse.de>
16820 * tree-ssa-sccvn.c (visit_reference_op_load): If the lookup
16821 found an expression with constants, note that in the VN for the lhs.
16822 * tree-ssa-pre.c (eliminate): Visit COND_EXPR statements and
16823 fold them to constants if possible. Run cleanup_cfg if done so.
16824 (execute_pre): Return todo.
16825 (do_pre): Likewise.
16826 (execute_fre): Likewise.
16827 * tree-ssa-forwprop.c (can_propagate_from): Allow propagation
16829 (get_prop_source_stmt): Look through pointer conversions.
16831 2008-03-18 Jan Hubicka <jh@suse.cz>
16833 * tree-pretty-print.c: Include predict.h.
16834 (dump_generic_node): Dump predictor.
16835 * tree.h (PREDICT_EXPR_OUTCOME, PREDICT_EXPR_PREDICTION): Update.
16836 * tree-gimple.c (is_gimple_stmt): Add PREDICT_EXPR.
16837 * gimple-low.c (lower_stmt): Likewise.
16838 * expr.c (expand_expr_real): Likewise.
16839 * predict.c (tree_bb_level_predictions): Use PREDICT_EXPRs and remove
16841 (build_predict_expr, build_predict_expr): New.
16842 * predict.h (predictor_name, build_predict_expr): Update.
16843 * c-typeck.c (c_finish_bc_stmt): Add prediction.
16844 * gimplify.c (gimplify_expr): Add PREDICT_EXPR.
16845 * predict.def (PRED_CONTINUE): Update hitrate.
16846 * tree.def (PREDICT_EXPR): Define.
16847 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Mark PREDICT_EXPR;
16848 do not handle BIND_EXPR.
16849 * tree-inline.c (estimate_num_insns_1): PREDICT_EXPR is free.
16850 * tree-cfg.c (verify_gimple_stmt): PREDICT_EXPR is valid.
16851 * tree-ssa-operands.c (get_expr_operands): PREDICT_EXPR takes no
16854 2008-03-18 Michael Matz <matz@suse.de>
16856 * gcov-io.h (__gcov_merge_ior, __gcov_fork): Mark hidden.
16858 2008-03-18 Richard Guenther <rguenther@suse.de>
16860 * tree-gimple.h (is_gimple_invariant_address): Declare.
16861 (is_gimple_constant): Likewise.
16862 * tree-gimple.c (is_gimple_constant): New function.
16863 (is_gimple_invariant_address): Likewise.
16864 (is_gimple_min_invariant): Implement in terms of is_gimple_constant
16865 and is_gimple_invariant_address.
16866 * tree-ssa-loop-niter.c (expand_simple_operations): Revert
16868 * tree-data-ref.c (get_references_in_stmt): A SSA_NAME is not
16869 an addressable base.
16871 2008-03-18 Jakub Jelinek <jakub@redhat.com>
16873 PR middle-end/35611
16874 * gimplify.c (gimplify_expr): Gimplify second operand of
16877 2008-03-17 Richard Guenther <rguenther@suse.de>
16879 PR tree-optimization/19637
16880 * fold-const.c (fold_unary): Remove restrictions of removing
16881 intermediate pointer-conversions (P2)(P1)P0.
16882 * tree-ssa-ccp.c (maybe_fold_stmt_addition): Recover from
16883 conversion to void pointer.
16884 (get_maxval_strlen): Handle addresses of the form &(*p)[0].
16886 2008-03-16 James E. Wilson <wilson@tuliptree.org>
16889 * dbxout.c (dbxout_expand_expr, case VAR_DECL): Return NULL for
16890 emulated thread local variables.
16892 2008-03-16 Richard Guenther <rguenther@suse.de>
16894 PR middle-end/35607
16895 * tree-ssa-loop-niter.c (expand_simple_operations): Do not
16896 expand TREE_INVARIANT operations that are not gimple invariant.
16898 2008-03-16 Hans-Peter Nilsson <hp@axis.com>
16900 * doc/extend.texi (Alignment): Say that the ABI controls
16901 the __alignof__ for non-strict-alignment targets rather
16902 than being a recommendation.
16904 2008-03-15 Paul Brook <paul@codesourcery.com>
16906 * config/arm/arm.c (arm_unwind_emit): Suppress unused unwinding
16908 (arm_output_fn_unwind): Mark functions that can not be unwound.
16910 2008-03-15 Paul Brook <paul@codesourcery.com>
16912 * config/arm/arm.c (arm_rtx_costs_1): Add costs for ARMv6 value
16913 extension instructions.
16915 2008-03-15 Richard Guenther <rguenther@suse.de>
16917 * tree-ssa-ccp.c (ccp_fold): Also read from constant values
16918 and fold constant aggregate refs.
16919 (fold_const_aggregate_ref): Handle string constants
16920 and constructors in ARRAY_REFs. Handle INDIRECT_REF.
16921 (evaluate_stmt): Simplify now that ccp_fold folds constant
16924 2008-03-15 Paul Brook <paul@codesourcery.com>
16926 * config/arm/arm.md (insv): Use gen_insv_t2 and gen_insv_zero.
16927 (extzv): Use gen_extzv_t2.
16928 (insv_t2, insv_zero, extv, extzv_t2): New patterns.
16930 2008-03-15 Richard Guenther <rguenther@suse.de>
16932 * tree-ssa-ccp.c (get_symbol_constant_value): Export.
16933 (fold_const_aggregate_ref): Likewise.
16934 (get_value): Return NULL if we don't have any values.
16935 (ccp_finalize): Set const_val to NULL after freeing it.
16936 * tree-flow.h (get_symbol_constant_value): Declare.
16937 (fold_const_aggregate_ref): Likewise.
16938 * tree-ssa-sccvn.c (try_to_simplify): Use them.
16940 2008-03-15 Richard Guenther <rguenther@suse.de>
16942 PR middle-end/35593
16943 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Make sure
16944 to not produce negative array indices if not allowed. Add
16945 parameter to indicate that.
16946 (maybe_fold_offset_to_component_ref): Allow negative array
16947 indices only for the first member of a structure.
16948 (maybe_fold_offset_to_reference): Allow negative array indices.
16949 (maybe_fold_stmt_addition): Likewise.
16951 2008-03-15 Bjoern Haase <bjoern.m.haase@web.de>
16952 Anatoly Sokolov <aesok@post.ru>
16954 * config/avr/avr.c (avr_arch_types): Add avr6 entry.
16955 (avr_arch): Add ARCH_AVR6.
16956 (avr_mcu_types): Add 'atmega2560' and 'atmega2561' entry.
16957 (initial_elimination_offset): Initialize and use 'avr_pc_size'
16958 instead of fixed value 2.
16959 (print_operand_address): Use gs() asm specifier instead of pm().
16960 (avr_assemble_integer): (Ditto.).
16961 (avr_output_addr_vec_elt): (Ditto.).
16962 (print_operand): Handle "!" code.
16963 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): Add
16964 __AVR_3_BYTE_PC__, __AVR_2_BYTE_PC__ and __AVR_HAVE_JMP_CALL__.
16965 (AVR_HAVE_EIJMP_EICALL): Define.
16966 (AVR_3_BYTE_PC): Redefine.
16967 (AVR_2_BYTE_PC): (Ditto.).
16968 (PRINT_OPERAND_PUNCT_VALID_P): Add '!' code.
16969 (LINK_SPEC): Add atmega2560 and atmega2561.
16970 (CRT_BINUTILS_SPEC): Add atmega2560 (crtm2560.o) and atmega2561
16972 * config/avr/avr.md (call_insn): Use eicall instead of icall
16973 for 3 byte PC devices.
16974 (call_value_insn): (Ditto.).
16975 (*tablejump_enh): Use eijmp instead of ijmp for 3 byte PC devices.
16976 (indirect_jump): Use only for for 2 byte PC devices.
16977 (*tablejump): (Ditto.).
16978 (*indirect_jump_avr6): Add insn.
16979 (*tablejump_rjmp): Don't use for 3 byte PC devices.
16980 * config/avr/libgcc.S (__prologue_saves__): Use eijmp
16981 instead of ijmp for 3 byte PC devices.
16982 (__tablejump2__): (Ditto.).
16983 * config/avr/t-avr (MULITLIB_OPTIONS): Add avr6 architecture.
16984 (MULITLIB_DIRNAMES): (Ditto.).
16985 (MULTILIB_MATCHES): Add atmega2560 and atmega2561 to list.
16987 2008-03-15 Uros Bizjak <ubizjak@gmail.com>
16989 * config/i386/mmx.md ("sse2_umulv1siv2di3"): Rename from
16990 "sse2_umulsidi3". Use V1DI mode for operand 0.
16991 ("mmx_psadbw"): Use V1DI mode for operand 0.
16992 * config/i386/i386-modes.def (V1SI): New vector mode.
16993 * config/i386/i386.c (struct builtin_description)
16994 [IX86_BUILTIN_PMULUDQ]: Use CODE_FOR_sse2_umulv1siv1di3.
16995 (v1di_ftype_v8qi_v8qi): Rename from di_ftype_v8qi_v8qi.
16996 (v1di_ftype_v2si_v2si): Rename from di_ftype_v2si_v2si.
16997 (ix86_init_mmx_sse_builtins) [__builtin_ia32_psadbw]: Use
16998 v1di_ftype_v8qi_v8qi type.
16999 [__builtin_ia32_pmuludq]: Use v1di_ftype_v2si_v2si type.
17001 * doc/extend.texi (X86 Built-in Functions) [__builtin_ia32_psadbw,
17002 __builtin_ia32_pmuludq]: Fix the mode of return value.
17004 2008-03-15 Richard Guenther <rguenther@suse.de>
17006 PR middle-end/35595
17007 * tree-ssa-pre.c (bitmap_find_leader): Handle expression
17010 2008-03-14 Bob Wilson <bob.wilson@acm.org>
17012 * doc/invoke.texi (Option Summary, Xtensa Options): Document
17013 -mserialize-volatile and -mno-serialize-volatile Xtensa options.
17014 * config/xtensa/xtensa.c (print_operand): Do not emit MEMW instructions
17015 unless TARGET_SERIALIZE_VOLATILE is enabled.
17016 * config/xtensa/xtensa.md (*lsiu, *ssiu): Likewise.
17017 * config/xtensa/xtensa.h (TARGET_DEFAULT): Add MASK_SERIALIZE_VOLATILE.
17018 * config/xtensa/xtensa.opt (mserialize_volatile): New option.
17020 2008-03-14 Richard Guenther <rguenther@suse.de>
17022 PR tree-optimization/34172
17023 * tree-flow.h (refs_may_alias_p): Declare.
17024 (get_single_def_stmt): Likewise.
17025 (get_single_def_stmt_from_phi): Likewise.
17026 (get_single_def_stmt_with_phi): Likewise.
17027 * tree-dfa.c (refs_may_alias_p): New function.
17028 (get_single_def_stmt): Likewise.
17029 (get_single_def_stmt_from_phi): Likewise.
17030 (get_single_def_stmt_with_phi): Likewise.
17031 * tree-ssa-sccvn.c (get_def_ref_stmt_vuses): New function.
17032 (vn_reference_lookup_1): New helper function.
17033 (vn_reference_lookup): Walk the virtual use-def chain to
17034 continue searching for a match if the def does not alias the
17035 reference we are looking for.
17037 2008-03-14 David Edelsohn <edelsohn@gnu.org>
17039 * doc/install.texi (Binaries): Remove UCLA archive. Add HVCC
17040 archive and Perzl. Update The Written Word listing.
17042 2008-03-14 Richard Guenther <rguenther@suse.de>
17044 PR tree-optimization/34043
17045 PR tree-optimization/33989
17046 * tree-ssa-pre.c (execute_pre): Allow SCCVN to do insertion
17048 (bitmap_find_leader): Use extra argument to verify dominance
17049 relationship inside a basic-block.
17050 (can_PRE_operation): Add VIEW_CONVERT_EXPR.
17051 (find_leader_in_sets): Adjust.
17052 (create_component_ref_by_pieces): Take extra argument for
17053 dominance check, handle lookup failures.
17054 (find_or_generate_expression): Likewise.
17055 (create_expression_by_pieces): Likewise.
17056 (insert_into_preds_of_block): Adjust.
17057 (create_value_expr_from): If asked for, verify all operands
17058 are in the blocks AVAIL_OUT set.
17059 (make_values_for_stmt): Check for SSA_NAMEs that are life
17060 over an abnormal edge.
17061 (compute_avail): Remove such check.
17062 (do_SCCVN_insertion): New function.
17063 (eliminate): If we do not find a leader suitable for replacement
17064 insert a replacement expression from SCCVN if available.
17065 * tree-ssa-sccvn.h (run_scc_vn): Update prototype.
17066 (struct vn_ssa_aux): Add needs_insertion flag.
17067 * tree-ssa-sccvn.c (may_insert): New global flag.
17068 (copy_reference_ops_from_ref): Value-number union member access
17069 based on its size, not type and member if insertion is allowed.
17070 (visit_reference_op_load): For a weak match from union type
17071 punning lookup a view-converted value and insert a SSA_NAME
17072 for that value if that is not found.
17073 (visit_use): Make dumps shorter. Do not disallow value numbering
17074 SSA_NAMEs that are life over an abnormal edge to constants.
17075 (free_scc_vn): Release inserted SSA_NAMEs.
17076 (run_scc_vn): New flag to specify whether insertion is allowed.
17077 Process SSA_NAMEs in forward order.
17078 * tree-ssa-loop-im.c (for_each_index): Handle invariant
17079 ADDR_EXPRs inside VIEW_CONVERT_EXPR.
17080 * fold-const.c (fold_unary): Fold VIEW_CONVERT_EXPRs from/to
17081 pointer type to/from integral types that do not change the
17082 precision to regular conversions.
17084 2008-03-13 Uros Bizjak <ubizjak@gmail.com>
17086 * doc/extend.texi (X86 Built-in Functions) [__builtin_ia32_psll?,
17087 __builtin_ia32_psrl?, __builtin_ia32_psra?, __builtin_ia32_psll?i,
17088 __builtin_ia32_psrl?i, __builtin_ia32_psra?i, __builtin_ia32_psll?128,
17089 __builtin_ia32_psrl?128, __builtin_ia32_psra?128]: Fix the mode of
17090 input arguments and the mode of return value. Built-in functions
17091 that operate on whole 64-bit MMX register now use V1DI mode.
17093 2008-03-13 Alon Dayan <alond@il.ibm.com>
17094 Olga Golovanevsky <olga@il.ibm.com>
17096 PR tree-optimization/35041
17097 * ipa-struct-reorg.c (find_pos_in_stmt_1): Add another option
17098 to locate the right position in a statement.
17100 2008-03-13 Uros Bizjak <ubizjak@gmail.com>
17104 * config/i386/xmmintrin.h: Change all static inline functions to
17105 extern inline and add __gnu_inline__ attribute.
17106 * config/i386/bmintrin.h: Ditto.
17107 * config/i386/smmintrin.h: Ditto.
17108 * config/i386/tmmintrin.h: Ditto.
17109 * config/i386/mmintrin-common.h: Ditto.
17110 * config/i386/ammintrin.h: Ditto.
17111 * config/i386/emmintrin.h: Ditto.
17112 * config/i386/pmmintrin.h: Ditto.
17113 * config/i386/mmintrin.h: Ditto.
17114 * config/i386/mm3dnow.h: Ditto.
17116 2008-03-13 Jakub Jelinek <jakub@redhat.com>
17118 PR middle-end/35185
17119 * omp-low.c (lower_regimplify, init_tmp_var, save_tmp_var): Removed.
17120 (lower_omp_2): New function.
17121 (lower_omp_1, lower_omp): Rewritten.
17123 2008-03-13 Danny Smith <dannysmith@users.sourceforge.net>
17126 * doc/extend.texi (Structure-Packing Pragmas): Replace "Win32"
17127 with the phrase "Microsoft Windows compilers".
17128 (Push/Pop Macro Pragmas): New subsection. Document
17129 #pragma push_macro and pragma pop_macro.
17131 2008-03-12 Paul Brook <paul@codesourcery.com>
17133 * config/arm/arm.c (output_move_double): Prefer LDRD to LDM.
17135 2008-03-12 Paul Brook <paul@codesourcery.com>
17137 * config/arm/thumb2.md: Extend peephole to cover 3-arg subs.
17138 (thumb2_alusi3_short): Exclude PLUS and MINUS.
17139 (thumb2_addsi_shortim): Rename ...
17140 (thumb2_addsi_short): ... to this. Allow register operands.
17141 (thumb2_subsi_short): New pattern.
17142 (thumb2_one_cmplsi2_short,
17143 thumb2_negsi2_short): New patterns and peepholes.
17145 2008-03-12 Paul Brook <paul@codesourcery.com>
17147 * config/arm/arm.c (arm_size_rtx_costs): Use ARM costs for Thumb-2.
17149 2008-03-12 Uros Bizjak <ubizjak@gmail.com>
17151 * config/i386/i386.md (int_cond): New code iterator.
17153 ("s<code>"): Macroize expander from seq, sne, sgt, sgtu, slt, sltu,
17154 sge, sgeu, sle and sleu expanders usign int_cond code iterator.
17155 ("s<code>"): Macroize expander from sunordered, sordered, suneq, sunge,
17156 sungt, sunle, sunlt and sltgt expanders usign fp_cond code iterator.
17157 ("b<code>"): Macroize expander from beq, bne, bgt, bgtu, blt, bltu,
17158 bge, bgeu, ble and bleu expanders usign int_cond code iterator.
17159 ("b<code>"): Macroize expander from bunordered, bordered, buneq, bunge,
17160 bungt, bunle, bunlt and bltgt expanders usign fp_cond code iterator.
17162 2008-03-12 Paul Brook <paul@codesourcery.com>
17164 * config/arm/arm.c (use_return_insn): Use offsets->saved_regs_mask
17165 instead of {arm,thumb}_compute_save_reg_mask.
17166 (output_return_instruction): Ditto.
17167 (thumb_unexpanded_epilogue): Ditto.
17168 (thumb1_expand_prologue): Ditto.
17169 (thumb1_output_function_prologue): Ditto.
17170 (arm_set_return_address): Ditto.
17171 (thumb_set_return_address): Ditto.
17172 (arm_get_frame_offsets): Set offsets->saved_regs_mask. Push extra
17173 regs to achieve stack alignment.
17174 (thumb1_compute_save_reg_mask): Fix compiler warning.
17175 (arm_output_epilogue): Use offsets->saved_regs_mask.
17176 Adjust stack pointer by poping call clobered registers.
17177 (arm_expand_prologue): Use offsets->saved_regs_mask.
17178 Adjust stack pointer by pushing extra registers.
17179 * config/arm.h (arm_stack_offsets): Add saved_regs_mask.
17181 2008-03-12 Paolo Bonzini <bonzini@gnu.org>
17184 * fold-const.c (fold_unary) <NOP_EXPR>: Distribute a narrowing
17185 conversion to the operands of a multiplication.
17187 2008-03-12 Richard Guenther <rguenther@suse.de>
17189 * Makefile.in (OBJS-common): Add tree-ssa-phiprop.o
17190 (tree-ssa-phiprop.o): Copy dependencies from tree-ssa-forwprop.o.
17191 * timevar.def (TV_TREE_PHIPROP): Add.
17192 * tree-ssa-phiprop.c: Split from tree-ssa-forwprop.c, added
17193 pass description. Use TV_TREE_PHIPROP.
17194 * tree-ssa-forwprop.c: Remove phiprop code.
17196 2008-03-12 Jakub Jelinek <jakub@redhat.com>
17198 PR middle-end/35549
17199 * omp-low.c (maybe_lookup_decl): Constify first argument.
17200 (use_pointer_for_field): Change last argument from bool to
17201 omp_context *. Disallow shared copy-in/out in nested
17202 parallel if decl is shared in outer parallel too.
17203 (build_outer_var_ref, scan_sharing_clauses,
17204 lower_rec_input_clauses, lower_copyprivate_clauses,
17205 lower_send_clauses, lower_send_shared_vars): Adjust callers.
17207 2008-03-12 Victor Kaplansky <victork@il.ibm.com>
17208 Ira Rosen <irar@il.ibm.com>
17210 * tree-vectorizer.c (free_stmt_vec_info): New function.
17211 (destroy_loop_vec_info): Move code to free_stmt_vec_info().
17212 Call free_stmt_vec_info(). Free LOOP_VINFO_STRIDED_STORES..
17213 * tree-vectorizer.h (free_stmt_vec_info): Declare.
17214 * tree-vect-transform.c (vectorizable_conversion): Free
17215 vec_oprnds0 if it was allocated.
17216 (vect_permute_store_chain): Remove unused VECs.
17217 (vectorizable_store): Free VECs that are allocated in the..
17219 (vect_transform_strided_load, vectorizable_load): Likewise.
17220 (vect_remove_stores): Simplify the code.
17221 (vect_transform_loop): Move code to vect_remove_stores().
17222 Call vect_remove_stores() and free_stmt_vec_info().
17224 2008-03-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
17226 * pa.h (TARGET_LONG_PIC_SDIFF_CALL): Conditionalize define on
17227 TARGET_HPUX. Revise comment.
17228 (TARGET_LONG_PIC_PCREL_CALL): Revise comment.
17229 * pa.c (output_call): Update for revised TARGET_LONG_PIC_SDIFF_CALL.
17230 Use sr4 variant of `be' instruction when not generating PIC code.
17231 (attr_length_call): Adjust for above change.
17233 2008-03-11 Andrew Pinski <andrew_pinski@playstation.sony.com>
17235 * ipa-reference.c (static_execute): Remove module_statics_const and
17236 associated setting code.
17238 2008-03-11 Uros Bizjak <ubizjak@gmail.com>
17241 * config/i386/i386.md (paritysi2, paritydi2): Use register_operand
17242 predicate for operand 1.
17243 (paritysi2_cmp): Use register_operand predicate for operand 2.
17244 Use earlyclobber modifier for operand 1. Remove support for
17246 (paritydi2_cmp): Use register_operand predicate for operand 3.
17247 Use earlyclobber modifier for operand 1. Remove support for
17250 2008-03-11 Paul Brook <paul@codesourcery.com>
17251 Vladimir Prus <vladimir@codesourcery.com>
17253 * config/arm/arm.c (use_return_insn): Check TARGET_APCS_FRAME.
17254 (arm_compute_save_reg0_reg12_mask): Always
17255 check if register 11 must be saved. Always safe hard frame pointer
17256 when frame_pointer_needeed.
17257 (arm_compute_save_reg_mask): Save IP and PC
17258 only with apcs frames.
17259 (arm_output_epilogue): Adjust Thumb2 codepath to
17260 be also invoked and work for ARM non-apcs frames.
17261 (arm_expand_prologue): Don't bother saving IP
17262 for non-apcs frame, since it's not clobbered by
17263 prologue code. Implement non-apcs frame
17266 2008-03-11 Paolo Bonzini <bonzini@gnu.org>
17268 PR rtl-optimization/35281
17269 * expr.c (convert_move): Use a new pseudo for the intermediate
17270 from_mode->word_mode result.
17272 2008-03-11 Paolo Bonzini <bonzini@gnu.org>
17274 * langhooks-def.h (LANG_HOOKS_CLEAR_BINDING_STACK): Delete.
17275 * langhooks.h (struct lang_hooks): Delete clear_binding_stack member.
17276 * toplev.c (compile_file): Don't call it.
17278 2008-03-11 Uros Bizjak <ubizjak@gmail.com>
17280 PR middle-end/35526
17281 * expr.c (store_expr): Call emit_block_move if the mode
17282 of "temp" RTX is BLKmode.
17284 2008-03-11 Andrew Pinski <andrew_pinski@playstation.sony.com>
17285 Richard Guenther <rguenther@suse.de>
17287 PR tree-optimization/31358
17288 * tree-ssa-loop-manip.c (create_iv): Call force_gimple_operand for
17289 the step with a NULL_TREE.
17290 * tree-ssa-loop-ivopts.c (find_bivs): Convert the step
17291 to sizetype if type is a pointer type.
17292 (add_candidate_1): Don't convert the base and step to
17293 the generic type if the orginal type is a pointer type.
17294 (add_iv_value_candidates): Use sizetype for the step
17295 if type is a pointer type.
17296 (cand_value_at): Likewise.
17297 * tree-ssa-address.c (add_to_parts): Use POINTER_PLUS_EXPR
17299 * tree-affine.c (tree_to_aff_combination <POINTER_PLUS_EXPR>):
17300 Don't convert the tem affine to the type.
17301 (add_elt_to_tree): Use sizetype for the step if a pointer.
17302 Use POINTER_PLUS_EXPR for pointers.
17303 (aff_combination_to_tree): Use sizetype for the step if a
17306 2008-03-10 Vladimir Makarov <vmakarov@redhat.com>
17308 * config/i386/sse.md (ssse3_pmaddubswv8hi3, ssse3_pmaddubswv4hi3):
17309 Remove commutativity hint.
17311 2008-03-10 Jakub Jelinek <jakub@redhat.com>
17315 * c-parser.c (c_parser_omp_threadprivate): Don't add vars with
17316 errorneous type. Check that v is a VAR_DECL.
17318 PR middle-end/35099
17319 * tree-cfg.c (new_label_mapper): Update cfun->last_label_uid.
17321 2008-03-10 H.J. Lu <hongjiu.lu@intel.com>
17323 PR tree-optimization/35494
17324 * tree-ssa-ccp.c (get_symbol_constant_value): Check if value
17325 may be overriden at link and run time.
17327 2008-03-10 Richard Guenther <rguenther@suse.de>
17329 PR tree-optimization/34677
17330 * tree-ssa-pre.c (modify_expr_node_pool): Remove.
17331 (poolify_tree): Likewise.
17332 (modify_expr_template): Likewise.
17333 (poolify_modify_stmt): Likewise.
17334 (insert_fake_stores): Handle all component-ref style stores
17335 in addition to INDIRECT_REF. Also handle complex types.
17336 Do not poolify the inserted load.
17337 (realify_fake_stores): Do not rebuild the tree but only
17338 make it a SSA_NAME copy.
17339 (init_pre): Remove initialzation of modify_expr_template.
17340 Do not allocate modify_expr_node_pool.
17341 (fini_pre): Do not free modify_expr_node_pool.
17343 2008-03-10 Paul Brook <paul@codesourcery.com>
17345 * config/arm/arm.md (UNSPEC_STACK_ALIGN, UNSPEC_PIC_OFFSET): Renumber
17346 to avoid conflicts.
17348 2008-03-10 Paul Brook <paul@codesourcery.com>
17349 Mark Shinwell <shinwell@codesourcery.com>
17351 * config/arm/cortex-r4.md: New.
17352 * config/arm/thumb2.md (divsi3, udivsi3): Annotate with
17354 * config/arm/arm.md: Include cortex-r4.md.
17355 (insn): Add smmls, sdiv and udiv values.
17356 (generic_sched): Don't use generic scheduling for Cortex-R4.
17357 (arm_issue_rate): New function.
17358 (TARGET_SCHED_ISSUE_RATE): Define.
17360 2008-03-10 Sebastian Pop <sebastian.pop@amd.com>
17362 * doc/invoke.texi (-ftree-loop-distribution): Add an example.
17364 2008-03-10 Richard Guenther <rguenther@suse.de>
17366 * tree-ssa-pre.c (get_sccvn_value): Simplify.
17367 (compute_avail): Do not add stmt uses to AVAIL_OUT.
17369 2008-03-10 Paolo Bonzini <bonzini@gnu.org>
17371 * langhooks-def.h (LANG_HOOKS_REDUCE_BIT_FIELD_OPERATIONS):
17372 Set default to true.
17374 2008-03-09 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
17376 * c.opt (Wsynth): Deprecate.
17377 * doc/invoke.texi (Option Summary, Warning Options): Document
17378 -Wno-format-contains-nul.
17380 2008-03-09 Uros Bizjak <ubizjak@gmail.com>
17383 * config/i386/i386.c (ix86_constant_alignment): Compute alignment using
17384 ALIGN_MODE_128 for VECTOR_CST and INTEGER_CST in addition to REAL_CST.
17386 2008-03-09 Ira Rosen <irar@il.ibm.com>
17388 * config/rs6000/rs6000.c (builtin_description): Rename vector
17389 left shift operations.
17390 * config/rs6000/altivec.md (UNSPEC_VSL): Remove.
17391 (altivec_vsl<VI_char>): Rename to ...
17392 (ashl<mode>3): ... new name.
17393 (mulv4sf3, mulv4si3, negv4sf2): Replace gen_altivec_vslw with
17395 (absv4sf2): Convert to use ashift:V4SI instead of UNSPEC_VSL.
17397 2008-03-08 Richard Guenther <rguenther@suse.de>
17399 * coverage.h (tree_coverage_counter_addr): Declare.
17400 * coverage.c (tree_coverage_counter_addr): New function.
17401 * tree-profile.c (tree_gen_edge_profiler): Unshare counter
17402 before using again.
17403 (tree_gen_pow2_profiler): Use tree_coverage_counter_addr.
17404 (tree_gen_one_value_profiler): Likewise.
17405 (tree_gen_ic_profiler): Likewise.
17406 (tree_gen_average_profiler): Likewise.
17407 (tree_gen_ior_profiler): Likewise.
17409 2008-03-08 Richard Guenther <rguenther@suse.de>
17411 * tree-ssa-sccvn.h (vn_binary_op_lookup): Remove.
17412 (vn_binary_op_insert): Likewise.
17413 (vn_unary_op_lookup): Likewise.
17414 (vn_unary_op_insert): Likewise.
17415 (vn_nary_op_lookup): Declare.
17416 (vn_nary_op_insert): Likewise.
17417 * tree-ssa-sccvn.c (struct vn_tables_s): Merge unary
17418 and binary hashes, use a single obstack for unary_op_pool
17419 and binary_op_pool.
17420 (struct vn_binary_op_s, struct vn_unary_op_s): Replace with
17421 a single struct vn_nary_op_s. Store tree code length and
17422 a variable number of operands.
17423 (struct vn_reference_op_struct): Remove unused op2.
17424 (vn_reference_op_eq): Do not compare op2.
17425 (vn_reference_op_compute_hash): Do not compute hash of op2.
17426 (vn_unary_op_hash, vn_binary_op_hash): Replace with vn_nary_op_hash.
17427 (vn_unary_op_compute_hash, vn_binary_op_compute_hash): Replace
17428 with vn_nary_op_compute_hash.
17429 (vn_unary_op_eq, vn_binary_op_eq): Replace with vn_nary_op_eq.
17430 (vn_unary_op_lookup, vn_binary_op_lookup): Replace with
17432 (vn_unary_op_insert, vn_binary_op_insert): Replace with
17434 (visit_unary_op): Call nary functions.
17435 (visit_binary_op): Likewise.
17436 (process_scc): Adjust for struct vn_tables_s changes.
17437 (allocate_vn_table): Likewise.
17438 (free_vn_table): Likewise.
17439 * tree-vn.c (vn_add): Call nary functions.
17440 (vn_lookup): Likewise.
17442 2008-03-08 Jakub Jelinek <jakub@redhat.com>
17445 * config/rs6000/rs6000.c (rs6000_expand_compare_and_swapqhi): Shift
17446 wdst back after sync_compare_and_swapqhi_internal.
17448 2008-03-08 Uros Bizjak <ubizjak@gmail.com>
17451 * config/i386/i386-modes.def (V1DI): New vector mode.
17452 * config/i386/i386.h (VALID_MMX_REG_MODE): Add V1DImode.
17453 * config/i386/mmx.md (MMXMODEI8): New mode iterator.
17454 (MMXMODE248): Ditto.
17455 (MMXMODE): Add V1DI mode.
17456 (mmxvecsize): Change DI mode to V1DI mode.
17457 ("mov<mode>): Use MMXMODEI8 mode iterator.
17458 ("*mov<mode>_internal_rex64"): Ditto.
17459 ("*mov<mode>_internal"): Ditto.
17460 ("mmx_add<mode>3"): Ditto. Handle V1DImode for TARGET_SSE2.
17461 ("mmx_sub<mode>3"): Ditto.
17462 ("mmx_adddi3"): Remove insn pattern.
17463 ("mmx_subdi3"): Ditto.
17464 ("mmx_ashr<mode>3"): Use SImode and "yN" constraint for operand 2.
17465 ("mmx_lshr<mode>3"): Ditto. Use MMXMODE248 mode iterator.
17466 ("mmx_ashl<mode>3"): Ditto.
17467 ("mmx_lshrdi3"): Remove insn pattern.
17468 ("mmx_ashldi3"): Ditto.
17469 * config/i386/i386.c (classify_argument): Handle V1DImode.
17470 (function_arg_advance_32): Ditto.
17471 (function_arg_32): Ditto.
17472 (struct builtin_description) [IX86_BUILTIN_PADDQ]: Use
17473 mmx_addv1di3 insn pattern.
17474 [IX86_BUILTIN_PSUBQ]: Use mmx_subv1di3 insn pattern.
17475 [IX86_BUILTIN_PSLL?, IX86_BUILTIN_PSRL?, IX86_BUILTIN_PSRA?,
17476 IX86_BUILTIN_PSLL?I, IX86_BUILTIN_PSRL?I, IX86_BUILTIN_PSRA?I,
17477 IX86_BUILTIN_PSLL?I128, IX86_BUILTIN_PSRL?I128, IX86_BUILTIN_PSRA?I128]:
17478 Remove definitions of built-in functions.
17479 (V1DI_type_node): New node.
17480 (v1di_ftype_v1di_int): Ditto.
17481 (v1di_ftype_v1di_v1di): Ditto.
17482 (v2si_ftype_v2si_si): Ditto.
17483 (v4hi_ftype_v4hi_di): Remove node.
17484 (v2si_ftype_v2si_di): Ditto.
17485 (ix86_init_mmx_sse_builtins): Handle V1DImode.
17486 (__builtin_ia32_psll?, __builtin_ia32_psrl?, __builtin_ia32_psra?):
17487 Redefine builtins using def_builtin_const with *_ftype_*_int node.
17488 (__builtin_ia32_psll?i, __builtin_ia32_psrl?i, __builtin_ia32_psra?i):
17489 Add new builtins using def_builtin_const.
17490 (ix86_expand_builtin) [IX86_BUILTIN_PSLL?, IX86_BUILTIN_PSRL?,
17491 IX86_BUILTIN_PSRA?, IX86_BUILTIN_PSLL?I, IX86_BUILTIN_PSRL?I,
17492 IX86_BUILTIN_PSRA?I]: Handle builtin definitions.
17493 * config/i386/mmintrin.h (__v1di): New typedef.
17494 (_mm_add_si64): Cast arguments to __v1di type.
17495 (_mm_sub_si64): Ditto.
17496 (_mm_sll_pi16): Cast __count to __v4hi type.
17497 (_mm_sll_pi32): Cast __count to __v2si type.
17498 (_mm_sll_si64): Cast arguments to __v1di type.
17499 (_mm_srl_pi16): Cast __count to __v4hi type.
17500 (_mm_srl_pi32): Cast __count to __v2si type.
17501 (_mm_srl_si64): Cast arguments to __v1di type.
17502 (_mm_sra_pi16): Cast __count to __v4hi type.
17503 (_mm_sra_pi32): Cast __count to __v2si type.
17504 (_mm_slli_pi16): Use __builtin_ia32_psllwi.
17505 (_mm_slli_pi32): Use __builtin_ia32_pslldi.
17506 (_mm_slli_si64): Use __builtin_ia32_psllqi. Cast __m to __v1di type.
17507 (_mm_srli_pi16): Use __builtin_ia32_psrlwi.
17508 (_mm_srli_pi32): Use __builtin_ia32_psrldi.
17509 (_mm_srli_si64): Use __builtin_ia32_psrlqi. Cast __m to __v1di type.
17510 (_mm_srai_pi16): Use __builtin_ia32_psrawi.
17511 (_mm_srai_pi32): Use __builtin_ia32_psradi.
17512 * config/i386/i386.md (UNSPEC_NOP): Remove unspec definition.
17513 * doc/extend.texi (X86 Built-in Functions) [__builtin_ia32_psll?,
17514 __builtin_ia32_psrl?, __builtin_ia32_psra?, __builtin_ia32_psll?i,
17515 __builtin_ia32_psrl?i, __builtin_ia32_psra?i]: Add new builtins.
17517 2008-03-07 Joseph Myers <joseph@codesourcery.com>
17519 * doc/include/texinfo.tex: Update to version 2008-03-07.10.
17521 2008-03-07 Peter Bergner <bergner@vnet.ibm.com>
17524 * config/rs6000/rs6000.c (rs6000_legitimize_address): Don't generate
17525 reg+const addressing for Altivec modes. Don't generate reg+reg
17526 addressing for TFmode or TDmode quantities.
17528 2008-03-07 Paolo Bonzini <bonzini@gnu.org>
17530 * c-common.c (vector_types_convertible_p): Call langhook
17531 instead of comptypes.
17533 2008-03-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
17536 * tree-ssa-ccp.c (get_symbol_constant_value): Handle
17537 integral and scalar float variables which have a
17540 2008-03-06 Nathan Froyd <froydnj@codesourcery.com>
17542 * dwarf2out.c (dwarf2out_frame_debug_expr): Consult the
17543 dwarf_register_span hook when emitting unwind information for
17544 register-to-memory saves.
17545 * config/rs6000/rs6000.c (spe_synthesize_frame): Delete.
17546 (rs6000_frame_related): Remove call to spe_synthesize_frame.
17548 2008-03-06 Jakub Jelinek <jakub@redhat.com>
17550 * gimplify.c (goa_lhs_expr_p): Allow different ADDR_EXPR nodes
17551 for the same VAR_DECL.
17553 2008-03-06 Tom Tromey <tromey@redhat.com>
17555 * treelang: Delete.
17556 * doc/standards.texi (Standards): Don't mention treelang.
17557 * doc/invoke.texi (Overall Options): Don't mention treelang.
17558 * doc/install.texi (Prerequisites): Don't mention bison or
17560 (Configuration): Don't mention treelang.
17561 (Building): Likewise.
17562 * doc/frontends.texi (G++ and GCC): Don't mention treelang.
17564 2008-03-06 Paolo Bonzini <bonzini@gnu.org>
17566 * simplify-rtx.c (simplify_subreg): Remove useless shifts from
17567 word-extractions out of a multi-word object.
17569 2008-03-06 Richard Guenther <rguenther@suse.de>
17571 * tree.def (BIT_FIELD_REF): Constrain result type and its precision.
17572 * tree-cfg.c (verify_expr): Verify BIT_FIELD_REF constraints on
17573 result type and precision.
17574 * expr.c (get_inner_reference): Set unsignedp based on the result
17575 type of BIT_FIELD_REF.
17576 * tree.h (BIT_FIELD_REF_UNSIGNED): Remove.
17577 * tree-sra.c (instantiate_element): Do not set BIT_FIELD_REF_UNSIGNED.
17578 (try_instantiate_multiple_fields): Likewise. Use the correct type
17580 (sra_build_assignment): Likewise.
17581 (sra_build_elt_assignment): Likewise.
17582 (sra_explode_bitfield_assignment): Likewise.
17583 * print-tree.c (print_node): Do not check BIT_FIELD_REF_UNSIGNED.
17584 * tree-vect-transform.c (vect_create_epilog_for_reduction): Do not
17585 set BIT_FIELD_REF_UNSIGNED.
17586 (vectorizable_load): Likewise.
17588 2008-03-06 Andreas Krebbel <krebbel1@de.ibm.com>
17590 * cse.c (cse_extended_basic_block): Invalidate artificial defs
17593 2008-03-06 Richard Guenther <rguenther@suse.de>
17595 * alias.c (struct alias_set_entry): Move has_zero_child field
17596 to pack with alias_set.
17598 2008-03-05 H.J. Lu <hongjiu.lu@intel.com>
17600 * config/i386/i386-modes.def: Use 4 byte alignment on DI for
17603 2008-03-05 Ian Lance Taylor <iant@google.com>
17605 * alias.h (alias_set_type): Change from HOST_WIDE_INT to int.
17607 2008-03-05 Kenneth Zadeck <zadeck@naturalbridge.com>
17609 * fwprop.c (update_df): Support width and offset parameters of
17611 * ra-conflict.c (mark_reg_store, clear_reg_in_live,
17612 global_conflicts): Change DF_REF_EXTRACT to either
17613 DF_REF_ZERO_EXTRACT or DF_REF_SIGN_EXTRACT. Change
17614 DF_REF_STRICT_LOWER_PART to DF_REF_STRICT_LOW_PART.
17615 * df-scan.c (df_ref_record, df_defs_record,
17616 df_ref_create_structure, df_def_record_1, df_uses_record,
17617 df_get_conditional_uses, df_get_call_refs, df_insn_refs_collect,
17618 df_bb_refs_collect, df_entry_block_defs_collect,
17619 df_exit_block_uses_collect): Support new width and offset fields.
17620 (ref_extract_pool): New storage pool.
17621 (df_free_ref): New function.
17622 (df_reg_chain_unlink, df_free_collection_rec,
17623 df_sort_and_compress_refs): Call df_free_ref.
17624 (df_ref_equal_p, df_ref_compare): Compare offset and width fields
17626 (df_ref_create_structure): Allocate df_ref_extract if offset and
17627 width fields are used.
17628 (df_def_record_1): Get offset and width from ZERO_EXTRACT.
17629 (df_uses_record): Get offset and width from ZERO_EXTRACT
17631 * global.c (build_insn_chain): Change DF_REF_EXTRACT to either
17632 DF_REF_ZERO_EXTRACT or DF_REF_SIGN_EXTRACT. Change
17633 DF_REF_STRICT_LOWER_PART to DF_REF_STRICT_LOW_PART.
17634 * df.h (df_ref_flags): Change DF_REF_EXTRACT to either
17635 DF_REF_ZERO_EXTRACT or DF_REF_SIGN_EXTRACT. Change
17636 DF_REF_STRICT_LOWER_PART to DF_REF_STRICT_LOW_PART.
17637 (df_ref_extract): New structure.
17638 (DF_REF_WIDTH, DF_REF_OFFSET): New macros.
17639 (df_ref_create): Add width and offset parameters.
17641 2008-03-05 Richard Guenther <rguenther@suse.de>
17643 * tree-ssa-structalias.c (get_constraint_for_component_ref):
17644 Use ranges_overlap_p.
17645 (offset_overlaps_with_access): Rename
17646 to ranges_overlap_p and move ...
17647 * tree-flow-inline.h (ranges_overlap_p): ... here.
17649 * tree.h (get_inner_reference, handled_component_p): Update
17652 * tree.h (record_component_aliases, get_alias_set,
17653 alias_sets_conflict_p, alias_sets_must_conflict_p,
17654 objects_must_conflict_p): Move declarations ...
17655 * alias.h (record_component_aliases, get_alias_set,
17656 alias_sets_conflict_p, alias_sets_must_conflict_p,
17657 objects_must_conflict_p): ... here.
17658 Include coretypes.h.
17659 * Makefile.in (ALIAS_H): Add coretypes.h dependency.
17661 2008-03-05 Aldy Hernandez <aldyh@redhat.com>
17663 * cfg.c: Include tree-flow.h.
17664 (remove_edge_raw): Call redirect_edge_var_map_clear.
17665 (redirect_edge_succ_nodup): Call redirect_edge_var_map_dup.
17666 * tree-flow-inline.h (redirect_edge_var_map_def): New.
17667 (redirect_edge_var_map_result): New.
17668 * tree-cfgcleanup.c (remove_forwarder_block_with_phi): Replace
17669 PENDING_STMT use with redirect_edge_var_map_*.
17670 * tree-ssa.c (edge_var_maps): New definition.
17671 (redirect_edge_var_map_add): New.
17672 (redirect_edge_var_map_clear): New.
17673 (redirect_edge_var_map_dup): New.
17674 (redirect_edge_var_map_vector): New.
17675 (redirect_edge_var_map_destroy): New.
17676 (ssa_redirect_edge): Replace PENDING_STMT use with
17677 redirect_edge_var_map_*.
17678 (flush_pending_stmts): Same.
17679 (delete_tree_ssa): Destroy edge var map.
17680 * tree-flow.h (struct _edge_var_map): New.
17681 Define edge_var_map vector type.
17682 Declare redirect_edge_var_map_* prototypes.
17683 * Makefile.in (cfg.o): Depend on TREE_FLOW_H.
17684 * tree-cfg.c (reinstall_phi_args): Replace
17685 PENDING_STMT use with redirect_edge_var_map_*.
17687 2008-03-05 Richard Guenther <rguenther@suse.de>
17689 PR tree-optimization/35472
17690 * tree-ssa-dse.c (dse_optimize_stmt): Do not delete a store
17691 whose single use_stmt has a overlapping set of loaded and
17692 stored symbols as that use_stmt might be a noop assignment then.
17694 2008-03-05 Joel Sherrill <joel.sherrill@oarcorp.com>
17696 * gthr-rtems.h: Implement __gthread_mutex_destroy.
17698 2008-03-05 Richard Guenther <rguenther@suse.de>
17701 * tree.def (BIT_FIELD_REF): Document that operands 1 and 2
17702 should be constants.
17703 * tree-cfg.c (verify_expr): Verify it.
17704 * fold-const.c (fold_truthop): Remove code generating
17705 BIT_FIELD_REFs of structure bases.
17706 (fold_binary): Likewise.
17707 (fold_ternary): Position and size of BIT_FIELD_REFs are
17708 always host integers.
17709 (make_bit_field_ref): Remove.
17710 (optimize_bit_field_compare): Remove.
17711 (all_ones_mask_p): Remove.
17713 2008-03-05 Gabor Loki <loki@gcc.gnu.org>
17716 * rtl-factoring.c (clear_regs_live_in_seq): Fix backward steps.
17717 (split_block_and_df_analyze): New. Split basic block and rebuild
17719 (block_label_after): Use SPLIT_BLOCK_AND_DF_ANALYZE instead of
17721 (split_pattern_seq): Likewise.
17722 (erase_matching_seqs): Likewise.
17723 (split_pattern_seq): Skip return insn in case of REG_NORETURN note.
17725 2008-03-04 Geoff Keating <geoffk@apple.com>
17727 * fold-const.c (tree_single_nonnegative_warnv_p): Fix mixed
17728 declaration and code.
17729 (tree_invalid_nonnegative_warnv_p): Likewise.
17731 2008-03-05 Serge Belyshev <belyshev@depni.sinp.msu.ru>
17733 * doc/install.texi (Testing): Correct quoting for the RUNTESTFLAGS
17734 examples. Truncate option-names then causing overfull hbox.
17736 2008-03-04 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
17739 * configure.ac (CONFIG_SJLJ_EXCEPTIONS): Force SJLJ exceptions
17741 * configure: Rebuilt.
17743 2008-03-04 Rafael Espindola <espindola@google.com>
17745 * fold-const.c (tree_simple_nonnegative_warnv_p): New.
17746 (tree_unary_nonnegative_warnv_p): New.
17747 (tree_binary_nonnegative_warnv_p): New.
17748 (tree_single_nonnegative_warnv_p): New.
17749 (tree_invalid_nonnegative_warnv_p): New.
17750 (tree_expr_nonnegative_warnv_p): Redefine in term of the new functions.
17752 2008-03-04 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
17755 * opts.c (handle_option): Postpone 'unknown option' errors only for
17758 2008-03-04 H.J. Lu <hongjiu.lu@intel.com>
17761 * config/i386/smmintrin.h (SIDD_XXX): Renamed to ...
17764 2008-03-04 Rafael Espindola <espindola@google.com>
17766 * fold-const.c (tree_unary_nonzero_warnv_p): New.
17767 (tree_binary_nonzero_warnv_p): New.
17768 (tree_single_nonzero_warnv_p): New.
17769 (tree_expr_nonzero_warnv_p): Redefine using the new functions.
17771 2008-03-04 Uros Bizjak <ubizjak@gmail.com>
17773 PR middle-end/35456
17774 * fold-const.c (fold_cond_expr_with_comparison): Prevent
17775 transformations for modes that have signed zeros.
17776 * ifcvt.c (noce_try_abs): Ditto.
17778 2008-03-04 Joseph Myers <joseph@codesourcery.com>
17780 * config/i386/i386.c (override_options): Force
17781 -maccumulate-outgoing-args on if TARGET_STACK_PROBE.
17783 2008-03-04 Jan Hubicka <jh@suse.cz>
17786 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Fix typo
17789 2008-03-04 Danny Smith <dannysmith@users.sourceforge.net>
17791 * config/i386/i386.md (allocate_stack_worker_32): Use __chkstk
17792 label to probe the stack.
17794 2008-03-04 Danny Smith <dannysmith@users.sourceforge.net>
17796 * gthr-win32.h [__GTHREAD_HIDE_WIN32API]
17797 (__gthr_win32_mutex_destroy): Declare.
17798 [__GTHREAD_HIDE_WIN32API] (__gthread_mutex_destroy): Use
17799 __gthr_win32_mutex_destroy.
17800 * config/i386/gthr-win32.c (__gthr_win32_mutex_destroy): Define.
17802 2008-03-03 Jan Hubicka <jh@suse.cz>
17805 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Be more
17806 aggressive on inlining cold calls.
17808 2008-03-03 Richard Guenther <rguenther@suse.de>
17810 * tree-ssa-sccvn.c (visit_reference_op_store): Do not insert
17811 struct copies into the expression table.
17812 (simplify_unary_expression): Handle VIEW_CONVERT_EXPR.
17813 (try_to_simplify): Likewise.
17814 * fold-const.c (fold_unary): Fold VIEW_CONVERT_EXPR of
17815 integral and pointer arguments which do not change the
17816 precision to NOP_EXPRs.
17817 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Adjust
17818 VIEW_CONVERT_EXPR case.
17820 2008-03-02 Sebastian Pop <sebastian.pop@amd.com>
17822 * tree-scalar-evolution.c (instantiate_parameters_1): An SSA_NAME
17823 defined in a loop at depth 0 is invariant.
17824 * tree-chrec.c (evolution_function_is_invariant_rec_p): Ditto.
17825 * tree-ssa-loop-ivopts.c (expr_invariant_in_loop_p): Should never
17826 be called at loop depth 0.
17828 2008-03-02 Jakub Jelinek <jakub@redhat.com>
17831 * gcc.c (process_command): Update copyright notice dates.
17832 * gcov.c (print_version): Likewise.
17833 * gcov-dump.c (print_version): Likewise.
17834 * mips-tfile.c (main): Likewise.
17835 * mips-tdump.c (main): Likewise.
17837 2008-03-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
17840 * c-common.c (flag_permissive): Delete.
17841 (constant_expression_warnings): Check flags first.
17842 (constant_expression_error): New.
17843 * c-common.h (flag_permissive): Delete.
17844 (constant_expression_error): Declare.
17845 * flags.h (flag_permissive): Declare. Update description.
17846 * diagnostic.c (pedwarn): Update.
17848 * diagnostic.h: (pedantic_error_kind): Rename as pedantic_warning_kind.
17849 (permissive_error_kind): New.
17850 * toplev.c (flag_permissive): Define. Update description.
17851 * toplev.h (permissive_error_kind): Declare.
17852 * c-errors.c (pedwarn_c99): Use pedantic_warning_kind.
17853 (pedwarn_c90): Use pedantic_warning_kind.
17854 * c-opts.c (c_common_post_options): flag_permissive does not affect
17855 flag_pedantic_errors.
17857 2008-03-02 Joseph Myers <joseph@codesourcery.com>
17859 * libgcc2.c (__addvSI3, __addvsi3, __addvDI3, __subvSI3,
17860 __subvsi3, __subvDI3, __negvSI2, __negvsi2, __negvDI2, __absvSI2,
17861 __absvsi2, __absvDI2): Use unsigned arithmetic.
17863 2008-03-02 Andi Kleen <ak@suse.de>
17864 Richard Guenther <rguenther@suse.de>
17866 * struct-equiv.c: Remove file.
17867 * cfg_cleanup.c (condjump_equiv_p): Remove.
17868 * Makefile.in (OBJS-common): Remove struct-equiv.o.
17869 (struct-equiv.o): Remove rule.
17870 * basic-block.h (struct_equiv_checkpoint, STRUCT_EQUIV_*,
17871 insns_match_p, struct_equiv_block_eq, struct_equiv_init,
17872 rtx_equiv_p, condjump_equiv_p): Remove prototypes.
17874 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
17876 * ifcvt.c (noce_process_if_block): Try to handle only the then
17877 block if the else block exists but isn't suitable.
17879 2008-03-01 Janne Blomqvist <jb@gcc.gnu.org>
17882 * gthr-posix.h (__gthread_mutex_destroy): Remove extra declarations.
17883 * gthr-posix95.h (__gthread_mutex_destroy): Likewise. Note this fixes
17884 regression from previous patch.
17886 2008-03-01 Janne Blomqvist <jb@gcc.gnu.org>
17889 * gthr.h: Add __gthread_mutex_destroy as a function that must be
17891 * gthr-vxworks.h (__gthread_mutex_destroy): Null implementation.
17892 * gthr-single.h (__gthread_mutex_destroy): Likewise.
17893 * gthr-rtems.h (__gthread_mutex_destroy): Likewise.
17894 * gthr-mipssde.h (__gthread_mutex_destroy): Likewise.
17895 * gthr-nks.h (__gthread_mutex_destroy): Likewise.
17896 * gthr-solaris.h (__gthread_mutex_destroy): Call mutex_destroy.
17897 * gthr-win32.h (__GTHREAD_MUTEX_DESTROY_FUNCTION): Remove.
17898 (__gthread_mutex_destroy_function): Rename to
17899 __gthread_mutex_destroy.
17900 * gthr-dce.h (__gthread_mutex_destroy): Call
17901 pthread_mutex_destroy.
17902 * gthr-tpf.h (__gthread_mutex_destroy): Likewise.
17903 * gthr-posix.h (__gthread_mutex_destroy): Likewise.
17904 * gthr-posix95.h (__gthread_mutex_destroy): Likewise.
17906 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
17908 * df-scan.c (df_ref_chain_change_bb): Simplify.
17909 (df_insn_change_bb): Add new_bb argument. Simplify. Call
17910 set_block_for_insn if there's any change.
17911 * df.h ((df_insn_change_bb): Fix prototype.
17912 * cfgrtl.c (update_bb_for_insn_chain): Pass bb to
17913 df_insn_change_bb, don't call set_block_for_insn.
17914 * emit-rtl.c (reorder_insns): Likewise.
17915 * haifa-sched.c (move_insn): Likewise.
17917 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
17919 * rtlanal.c (loc_mentioned_in_p): Test XVECEXPs correctly.
17921 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
17923 * tree-flow-inline.h (next_readonly_imm_use): Return
17924 NULL_USE_OPERAND_P after the end.
17926 2008-03-01 Richard Guenther <rguenther@suse.de>
17928 PR tree-optimization/35411
17929 * tree-sra.c (sra_build_assignment): Split conversion to
17930 final type to a separate statement if we are not assigning
17933 2008-02-29 Francois-Xavier Coudert <coudert@clipper.ens.fr>
17935 * fold-const.c (fold_convertible_p): Correct the logic to follow
17936 that in fold_convert().
17938 2008-02-29 Douglas Gregor <doug.gregor@gmail.com>
17941 * tree-inline.c (build_duplicate_type): When we make a
17942 duplicate type, make it unique in the canonical types system.
17944 2008-02-29 Tom Tromey <tromey@redhat.com>
17946 * toplev.c (input_file_stack, input_file_stack_tick, fs_p,
17947 input_file_stack_history, input_file_stack_restored): Remove.
17948 (push_srcloc, pop_srcloc, restore_input_file_stack): Likewise.
17949 * input.h (struct file_stack): Remove.
17950 (push_srcloc, pop_srcloc, restore_input_file_stack): Likewise.
17951 (input_file_stack, input_file_stack_tick, INPUT_FILE_STACK_BITS):
17953 * diagnostic.h (struct diagnostic_context) <last_module>: Change
17955 (diagnostic_last_module_changed): Add 'map' argument.
17956 (diagnostic_set_last_function): Likewise.
17957 * diagnostic.c (undiagnostic_report_current_module): Iterate using
17958 line map, not input_file_stack.
17959 * c-lex.c (fe_file_change): Don't use push_srcloc or pop_srcloc.
17961 2008-02-29 Paul Brook <paul@codesourcery.com>
17963 * config/arm/arm.md (arm_addsi3): Add r/k/n alternative.
17965 2008-02-29 Paul Brook <paul@codesourcery.com>
17967 * config/arm/ieee754-df.S (muldf3): Use RET macros.
17969 2008-02-29 Richard Guenther <rguenther@suse.de>
17971 * tree-ssa-pre.c (get_sccvn_value): Create missing VNs via
17973 * tree-ssa-sccnv.c (visit_reference_op_store): Use the rhs
17974 value for comparing for a store match.
17975 (simplify_unary_expression): Do nothing for SSA_NAMEs.
17976 (try_to_simplify): Do not do a full-blown reference lookup.
17978 2008-02-29 Kaz Kojima <kkojima@gcc.gnu.org>
17980 * config/sh/sh.c (sh_scalar_mode_supported_p): New function.
17981 (TARGET_SCALAR_MODE_SUPPORTED_P): Define.
17983 * config/sh/sh.h (OVERRIDE_OPTIONS): Don't warn for profiling.
17985 2008-02-29 Sebastian Pop <sebastian.pop@amd.com>
17987 * tree-loop-linear.c (try_interchange_loops): Compare memory access
17988 strides against cache sizes.
17990 2008-02-29 Kaz Kojima <kkojima@gcc.gnu.org>
17992 * config/sh/sh.c (sh_secondary_reload): Handle loading a float
17995 2008-02-28 Richard Sandiford <rsandifo@nildram.co.uk>
17997 * simplify-rtx.c (simplify_unary_operation_1): Extend the handling
17998 of SUBREG_PROMOTED_VAR_P to cope with cases where the extended value
17999 is smaller than the original promoted value.
18000 (simplify_subreg): If OP is a SUBREG, try to preserve its
18001 SUBREG_PROMOTED_VAR_P information.
18003 2008-02-28 Steven Bosscher <stevenb.gcc@gmail.com>
18005 * tree-ssa-sccvn (vn_ssa_aux_obstack): New obstack.
18006 (VN_INFO_GET): Allocate new objects on the obstack.
18007 (init_scc_vn): Initialize the obstack. Use XDELETE instead of free
18008 for rpo_numbers_temp, for consistency.
18009 (free_scc_vn): Free the obstack.
18011 2008-02-28 Sebastian Pop <sebastian.pop@amd.com>
18013 * doc/invoke.texi: Document -ftree-loop-distribution.
18014 * tree-loop-distribution.c: New.
18015 * tree-pass.h (pass_loop_distribution): New.
18016 * graphds.h (struct graph): Add htab_t indices.
18017 * timevar.def (TV_TREE_LOOP_DISTRIBUTION): New.
18018 * tree-vectorizer.c (rename_variables_in_loop): Extern.
18019 (slpeel_tree_duplicate_loop_to_edge_cfg): Init PENDING_STMT to NULL.
18020 * tree-vectorizer.h (tree_duplicate_loop_on_edge): Declared.
18021 * tree-data-ref.c (debug_data_dependence_relations): New.
18022 (dump_data_dependence_relation): Also print data references.
18023 (free_data_ref): Extern.
18024 (same_access_functions): Moved...
18025 (find_vertex_for_stmt): Renamed rdg_vertex_for_stmt.
18026 (dump_rdg_vertex, debug_rdg_vertex, dump_rdg_component,
18027 debug_rdg_component, dump_rdg, debug_rdg, dot_rdg_1, dot_rdg,
18028 struct rdg_vertex_info, rdg_vertex_for_stmt): New.
18029 (create_rdg_edge_for_ddr, create_rdg_vertices): Cleaned up.
18030 (stmts_from_loop): Skip LABEL_EXPR.
18031 (hash_stmt_vertex_info, eq_stmt_vertex_info, hash_stmt_vertex_del):
18033 (build_rdg): Initialize rdg->indices htab.
18034 (free_rdg, stores_from_loop, ref_base_address,
18035 rdg_defs_used_in_other_loops_p, have_similar_memory_accesses,
18036 have_similar_memory_accesses_1, ref_base_address_1,
18037 remove_similar_memory_refs): New.
18038 * tree-data-ref.h: Depend on tree-chrec.h.
18039 (debug_data_dependence_relations, free_data_ref): Declared.
18040 (same_access_functions): ... here.
18041 (ddr_is_anti_dependent, ddrs_have_anti_deps, ddr_dependence_level):
18043 (struct rdg_vertex): Add has_mem_write and has_mem_reads.
18044 (RDGV_HAS_MEM_WRITE, RDGV_HAS_MEM_READS, RDG_STMT,
18045 RDG_MEM_WRITE_STMT, RDG_MEM_READS_STMT): New.
18046 (dump_rdg_vertex, debug_rdg_vertex, dump_rdg_component,
18047 debug_rdg_component, dump_rdg, debug_rdg, dot_rdg,
18048 rdg_vertex_for_stmt): Declared.
18049 (struct rdg_edge): Add level.
18051 (free_rdg, stores_from_loop, remove_similar_memory_refs,
18052 rdg_defs_used_in_other_loops_p, have_similar_memory_accesses):
18054 (rdg_has_similar_memory_accesses): New.
18055 * tree-vect-analyze.c: Remove unused static decls.
18056 * lambda.h (dependence_level): New.
18057 * common.opt (ftree-loop-distribution): New.
18058 * tree-flow.h (mark_virtual_ops_in_bb,
18059 slpeel_tree_duplicate_loop_to_edge_cfg,
18060 rename_variables_in_loop): Declared.
18061 * Makefile.in (TREE_DATA_REF_H): Depend on tree-chrec.h.
18062 (OBJS-common): Add tree-loop-distribution.o.
18063 (tree-loop-distribution.o): New rule.
18064 * tree-cfg.c (mark_virtual_ops_in_bb): New.
18065 (mark_virtual_ops_in_region): Use mark_virtual_ops_in_bb.
18066 * passes.c (init_optimization_passes): Schedule pass_loop_distribution.
18068 2008-02-28 Joseph Myers <joseph@codesourcery.com>
18071 * tree.c (handle_dll_attribute): Disallow TYPE_DECLs for types
18072 other than structures and unions.
18074 2008-02-28 Richard Guenther <rguenther@suse.de>
18077 2008-02-26 Richard Guenther <rguenther@suse.de>
18079 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
18080 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
18081 (lookup_decl_from_uid): Declare.
18082 (remove_decl_from_map): Likewise.
18083 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
18084 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
18085 (decl_for_uid_map): New global hashtable mapping DECL_UID
18087 (init_ttree): Allocate it.
18088 (insert_decl_to_uid_decl_map): New helper function.
18089 (make_node_stat): Insert new decls into the map.
18090 (copy_node_stat): Likewise.
18091 (lookup_decl_from_uid): New function.
18092 (remove_decl_from_map): Likewise.
18093 (print_decl_for_uid_map_statistics): New helper.
18094 (dump_tree_statistics): Call it.
18096 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
18097 (referenced_var_iterator): Adjust.
18098 (FOR_EACH_REFERENCED_VAR): Adjust.
18099 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
18100 (num_referenced_vars): Adjust.
18101 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
18102 (first_referenced_var): Remove.
18103 (end_referenced_vars_p): Likewise.
18104 (next_referenced_var): Likewise.
18105 (referenced_var_iterator_set): New helper function.
18106 * tree-dfa.c (referenced_var_lookup): Adjust.
18107 (referenced_var_check_and_insert): Likewise.
18108 (remove_referenced_var): Likewise.
18109 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
18110 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
18111 (verify_call_clobbering): Likewise.
18112 (verify_memory_partitions): Likewise.
18113 (init_tree_ssa): Allocate bitmap instead of hashtable for
18115 (delete_tree_ssa): Adjust.
18116 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
18117 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
18118 (compute_tag_properties): Likewise.
18119 (set_initial_properties): Likewise.
18120 (find_partition_for): Likewise.
18121 (update_reference_counts): Likewise.
18122 (dump_may_aliases_for): Likewise.
18123 * tree-ssa-operands.c (add_virtual_operand): Likewise.
18124 (add_call_clobber_ops): Likewise.
18125 (add_call_read_ops): Likewise.
18126 (get_asm_expr_operands): Likewise.
18127 * tree-into-ssa.c (dump_decl_set): Likewise.
18128 (update_ssa): Likewise.
18129 * tree-sra.c (scan_function): Likewise.
18130 (decide_instantiations): Likewise.
18131 (scalarize_parms): Likewise.
18132 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
18133 (dsa_named_for): Likewise.
18134 * tree-ssa-structalias.c (update_alias_info): Likewise.
18135 (merge_smts_into): Likewise.
18137 2008-02-27 David Daney <ddaney@avtrex.com>
18140 * config/mips/iris.h (MIPS_DEBUGGING_INFO): Define.
18141 * config/mips/openbsd.h (MIPS_DEBUGGING_INFO): Same.
18142 * config/mips/sde.h (MIPS_DEBUGGING_INFO): Remove undef.
18143 * config/mips/vxworks.h (MIPS_DEBUGGING_INFO): Same.
18144 * config/mips/mips.h (MIPS_DEBUGGING_INFO): Remove define.
18146 2008-02-27 Uros Bizjak <ubizjak@gmail.com>
18149 * config/darwin-ppc-ldouble-patch.def (BUILT_IN_NANL): Add.
18150 (BUILT_IN_NEXTTOWARD): Remove.
18151 (BUILT_IN_NEXTTOWARDF): Ditto.
18152 * config/darwin.c (darwin_patch_builtin): Use ACONCAT instead of
18153 alloca/strcpy/strcat. Remove commented-out code. Fix whitespace.
18155 2008-02-27 Tom Tromey <tromey@redhat.com>
18157 * tree-dump.c (dequeue_and_dump) <FUNCTION_DECL>: Check
18158 DECL_SAVED_TREE, not DECL_LANG_SPECIFIC, when dumping body.
18160 2008-02-27 Jan Beulich <jbeulich@novell.com>
18162 * c-decl.c (merge_decls): Use DECL_USER_ALIGN() on olddecl to
18163 update the respective field on newdecl.
18165 2008-02-27 Revital Eres <eres@il.ibm.com>
18167 PR rtl-optimization/34999
18168 * bb-reorder.c (add_labels_and_missing_jumps): Do not handle
18169 crossing edges that ends with a call insn.
18170 (fix_up_fall_thru_edges): Handle crossing edges that ends with a
18171 call insn and clear the EDGE_CROSSING flag of the crossing edge
18172 when fixing fallthru edges.
18174 2008-02-27 Richard Guenther <rguenther@suse.de>
18176 PR middle-end/35390
18177 * fold-const.c (fold_unary): Return the correct argument,
18178 converted to the result type.
18180 2008-02-27 Richard Guenther <rguenther@suse.de>
18182 PR middle-end/34971
18183 * expr.c (expand_expr_real_1): Assert on rotates that operate
18185 * fold-const.c (fold_binary): Use the types precision, not the
18186 bitsize of the mode if folding rotate expressions. Build rotates
18187 only for full modes.
18189 2008-02-27 Jakub Jelinek <jakub@redhat.com>
18191 * c-ppoutput.c (scan_translation_unit): Handle CPP_PRAGMA
18192 and CPP_PRAGMA_EOL.
18193 * c-pragma.c (pragma_ns_name): New typedef.
18194 (registered_pp_pragmas): New variable.
18195 (c_pp_lookup_pragma): New function.
18196 (c_register_pragma_1): If flag_preprocess_only, do nothing
18197 for non-expanded pragmas, for expanded ones push pragma's
18198 namespace and name into registered_pp_pragmas vector.
18199 (c_invoke_pragma_handler): Register OpenMP pragmas even when
18200 flag_preprocess_only, don't register GCC pch_preprocess
18201 pragma if flag_preprocess_only.
18202 * c-opts.c (c_common_init): Call init_pragma even if
18203 flag_preprocess_only.
18204 * c-pragma.c (c_pp_lookup_pragma): New prototype.
18205 * config/darwin.h (DARWIN_REGISTER_TARGET_PRAGMAS): Don't call
18206 cpp_register_pragma if flag_preprocess_only.
18208 2008-02-26 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
18211 * c-parser.c (c_parser_translation_unit): Warn for empty
18212 translation unit, not empty source file.
18214 2008-02-26 Paul Brook <paul@codesourcery.com>
18216 * config/arm/arm.c (thumb_set_frame_pointer): Ensure SP is first
18217 operand for Thumb-2.
18218 * config/arm/arm.h (reg_class): Add CORE_REGS.
18219 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Ditto.
18220 (BASE_REG_CLASS): Use CORE_REGS.
18221 (PREFERRED_RELOAD_CLASS): Add STACK_REG.
18222 (REGNO_MODE_OK_FOR_REG_BASE_P): Use REGNO_MODE_OK_FOR_BASE_P.
18223 (REGNO_OK_FOR_INDEX_P): Exclude SP.
18224 (ARM_REG_OK_FOR_INDEX_P): Always define. Use
18225 ARM_REGNO_OK_FOR_INDEX_P.
18226 (ARM_PRINT_OPERAND_ADDRESS): Swap operands for [reg, sp].
18227 * config/arm/arm.md (arm_addsi3, thumb1_addsi3, arm_subsi3_insn,
18228 arm_movsi_insn, thumb1_movsi_insni, stack_tie): Add "k" alternatives.
18229 (ldm/stm peepholes): Ditto.
18230 * config/arm/thumb2.md (thumb2_movdi): Add "k" alternatives.
18231 * config/arm/vfp.md (arm_movsi_vfp, thumb2_movsi_vfp): Ditto.
18232 * config/arm/iwmmxt.md (iwmmxt_movsi_insn): Ditto.
18233 * config/arm/constraints.md: Enable "k" constraint on ARM.
18235 2008-02-27 Ben Elliston <bje@au.ibm.com>
18237 * config/rs6000/rs6000.c: Annotate cache line size field in all
18238 instances of struct processor_costs.
18240 2008-02-26 David Edelsohn <edelsohn@gnu.org>
18242 * dbgcnt.def (cfg_cleanup, cprop1, cprop2, dce_fast, dce_ud, dse1,
18243 dse2, gcse, if_conversion, if_after_combine, if_after_reload,
18244 jump_bypass): New counters.
18245 * cfgcleanup.c (cleanup_cfg): Add dbg_cnt.
18246 * dce.c (gate_ud_dce): Same.
18247 (gate_fast_dce): Same.
18248 * dse.c (gate_dse1): New function.
18249 (gate_dse2): New function.
18250 (gate_dse): Merge results of new gate functions.
18251 * gcse.c (gcse_main): Bracket cprop1 and cprop2 with dbg_cnt.
18252 (gate_handle_jump_bypass): Add dbg_cnt.
18253 (gate_handle_gcse): Add dbg_cnt.
18254 * ifcvt.c (gate_handle_if_conversion): Same.
18255 (gate_handle_if_after_combine): Same.
18256 (gate_handle_if_after_reload): Same.
18257 * Makefile.in: Add DBGCNT_H to cfgcleanup.o and ifcvt.o.
18259 2008-02-26 Edmar Wienskoski <edmar@freescale.com>
18261 * config/rs6000/rs6000.c (processor_costs): Update e300 cache
18263 * doc/invoke.texi: Add e300c2 and e300c3 to list of cpus.
18265 2008-02-26 Jason Merrill <jason@redhat.com>
18268 * attribs.c (decl_attributes): Leave ATTR_FLAG_TYPE_IN_PLACE
18269 alone if it's the naming decl for the type's main variant.
18271 2008-02-26 Tom Tromey <tromey@redhat.com>
18273 * system.h (USE_MAPPED_LOCATION): Poison.
18274 * Makefile.in (GTFILES): Put CPP_ID_DATA_H first.
18275 * tree-cfg.c (make_cond_expr_edges): Remove old location code.
18276 (make_goto_expr_edges): Likewise.
18277 (remove_bb): Likewise.
18278 (execute_warn_function_return): Likewise.
18279 * basic-block.h (struct edge_def) <goto_locus>: Change type to
18281 * c-common.c (fname_decl): Remove old location code.
18282 * tree-vect-transform.c (vect_finish_stmt_generation): Remove old
18284 * rtl.h (ASM_OPERANDS_SOURCE_LOCATION): Remove old-location
18286 (ASM_INPUT_SOURCE_LOCATION): Likewise.
18287 (gen_rtx_ASM_INPUT): Likewise.
18288 (gen_rtx_ASM_INPUT_loc): Likewise.
18289 (get_rtx_asm_OPERANDS): Remove.
18290 * cfglayout.c (insn_locators_alloc): Remove old location code.
18291 (set_curr_insn_source_location): Likewise.
18292 (curr_insn_locator): Likewise.
18293 * print-tree.c (print_node): Remove old location code.
18294 * tree-mudflap.c (mf_varname_tree): Remove old location code.
18295 (mf_file_function_line_tree): Remove test of USE_MAPPED_LOCATION.
18296 * cfgexpand.c (expand_gimple_cond_expr): Don't use
18297 location_from_locus.
18298 (construct_exit_block): Remove old location code.
18299 * emit-rtl.c (force_next_line_note): Remove old location code.
18300 * profile.c (branch_prob): Remove old location code.
18301 * tree-vectorizer.h (LOC, UNKNOWN_LOC, EXPR_LOC, LOC_FILE,
18302 LOC_LINE): Remove old-location variants.
18303 * langhooks.c (lhd_print_error_function): Remove old location
18305 * configure, config.in: Rebuilt.
18306 * configure.ac (--enable-mapped-location): Remove.
18307 * c-decl.c (c_init_decl_processing): Remove old location code.
18308 (finish_function): Likewise.
18309 * recog.c (decode_asm_operands): Remove old location code.
18310 * c-pch.c (c_common_read_pch): Remove old location code.
18311 * rtl.def (ASM_INPUT, ASM_OPERANDS): Remove old location
18313 * gimple-low.c (lower_function_body): Remove old location code.
18314 * toplev.c (unknown_location): Remove.
18315 (push_srcloc): Remove old-location variant.
18316 (process_options): Remove old location code.
18317 (lang_dependent_init): Likewise.
18318 * input.h (UNKNOWN_LOCATION): Move definition.
18319 (location_t): Undeprecate.
18320 (source_locus): Remove.
18321 (location_from_locus): Remove.
18322 (struct location_s): Remove.
18323 Remove all old-location code.
18324 (input_line, input_filename): Remove.
18325 * final.c (final_scan_insn): Remove old location code.
18326 * diagnostic.c (diagnostic_build_prefix): Remove
18327 USE_MAPPED_LOCATION test.
18328 * tree.h (gimple_stmt) <locus>: Now a location_t.
18329 (tree_exp) <locus>: Likewise.
18330 (DECL_IS_BUILTIN): Remove old-location variant.
18331 (annotate_with_file_line, annotate_with_locus): Likewise.
18332 (expr_locus, set_expr_locus): Update.
18333 * tree.c (build1_stat): Remove old location code.
18334 (last_annotated_node): Remove.
18335 (annotate_with_file_line): Remove old-location variant.
18336 (annotate_with_locus): Likewise.
18337 (expr_location): Remove old location code.
18338 (set_expr_location): Likewise.
18339 (expr_has_location): Likewise.
18340 (expr_locus): Likewise.
18341 (set_expr_locus): Likewise.
18342 (expr_filename): Don't use location_from_locus.
18343 (expr_lineno): Likewise.
18344 * rtl-error.c (location_for_asm): Remove old location code.
18345 * c-lex.c (cb_line_change): Remove old location code.
18346 (fe_file_change): Likewise.
18347 (cb_def_pragma): Likewise.
18348 (c_lex_with_flags): Likewise.
18349 * gengtype.c (do_typedef): Don't special-case location types.
18350 (define_location_structures): Remove.
18351 (main): Don't call define_location_structures.
18352 * tree-pretty-print.c (dump_implicit_edges): Remove old location
18355 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
18358 * builtins.def (BUILT_IN_STDARG_START): Remove.
18359 * builtins.c (expand_builtin): Remove BUILT_IN_STDARG_START.
18360 * tree-stdarg.c (execute_optimize_stdarg): Likewise.
18361 * tree-inline.c (inline_forbidden_p_1): Likewise.
18363 2008-02-26 Richard Guenther <rguenther@suse.de>
18365 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
18366 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
18367 (lookup_decl_from_uid): Declare.
18368 (remove_decl_from_map): Likewise.
18369 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
18370 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
18371 (decl_for_uid_map): New global hashtable mapping DECL_UID
18373 (init_ttree): Allocate it.
18374 (insert_decl_to_uid_decl_map): New helper function.
18375 (make_node_stat): Insert new decls into the map.
18376 (copy_node_stat): Likewise.
18377 (lookup_decl_from_uid): New function.
18378 (remove_decl_from_map): Likewise.
18379 (print_decl_for_uid_map_statistics): New helper.
18380 (dump_tree_statistics): Call it.
18382 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
18383 (referenced_var_iterator): Adjust.
18384 (FOR_EACH_REFERENCED_VAR): Adjust.
18385 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
18386 (num_referenced_vars): Adjust.
18387 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
18388 (first_referenced_var): Remove.
18389 (end_referenced_vars_p): Likewise.
18390 (next_referenced_var): Likewise.
18391 (referenced_var_iterator_set): New helper function.
18392 * tree-dfa.c (referenced_var_lookup): Adjust.
18393 (referenced_var_check_and_insert): Likewise.
18394 (remove_referenced_var): Likewise.
18395 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
18396 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
18397 (verify_call_clobbering): Likewise.
18398 (verify_memory_partitions): Likewise.
18399 (init_tree_ssa): Allocate bitmap instead of hashtable for
18401 (delete_tree_ssa): Adjust.
18402 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
18403 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
18404 (compute_tag_properties): Likewise.
18405 (set_initial_properties): Likewise.
18406 (find_partition_for): Likewise.
18407 (update_reference_counts): Likewise.
18408 (dump_may_aliases_for): Likewise.
18409 * tree-ssa-operands.c (add_virtual_operand): Likewise.
18410 (add_call_clobber_ops): Likewise.
18411 (add_call_read_ops): Likewise.
18412 (get_asm_expr_operands): Likewise.
18413 * tree-into-ssa.c (dump_decl_set): Likewise.
18414 (update_ssa): Likewise.
18415 * tree-sra.c (scan_function): Likewise.
18416 (decide_instantiations): Likewise.
18417 (scalarize_parms): Likewise.
18418 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
18419 (dsa_named_for): Likewise.
18420 * tree-ssa-structalias.c (update_alias_info): Likewise.
18421 (merge_smts_into): Likewise.
18423 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
18426 * doc/invoke.texi (-Wall): Add -Wvolatile-register-var.
18427 * c-opts.c (c_common_handle_option): Wall enables
18428 Wvolatile-register-var.
18429 * common.opt: Move Wvolatile-register-var to...
18432 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
18434 * common.opt (Wlarger-than=): New.
18435 * doc/invoke.texi (Warning Options): Replace -Wlarger-than- with
18437 * opts.c (common_handle_option): Handle -Wlarger-than=.
18438 * optc-gen.awk: Likewise.
18439 * opth-gen.awk: Likewise.
18440 * stor-layout.c (layout_decl): Use -Wlarger-than= for warning.
18441 * tree-optimize.c (tree_rest_of_compilation): Likewise.
18443 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
18445 * c-common.c (match_case_to_enum_1): Add appropriate
18446 OPT_W* parameter to warning.
18447 (c_do_switch_warnings): Likewise.
18448 * c-typeck.c (warning_init): Add one more parameter following
18449 'warning' function.
18450 (push_init_level): Update call to warning_init.
18451 (pop_init_level): Likewise.
18452 (add_pending_init): Likewise.
18453 (output_init_element: Likewise.
18455 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
18458 * toplev.c (toplev_main): If there are warnings or error, print
18459 errors for ignored options.
18460 * opts.c (ignored_options): New static variable.
18461 (postpone_unknown_option_error): New.
18462 (print_ignored_options): New.
18463 (handle_option): Postpone errors for unknown -Wno-* options.
18464 * opts.h (print_ignored_options): Declare.
18466 2008-02-25 Richard Sandiford <rsandifo@nildram.co.uk>
18468 * config/mips/mips.md (loadgp_blockage, blockage): Change type
18471 2008-02-25 Richard Guenther <rguenther@suse.de>
18474 2008-02-25 Richard Guenther <rguenther@suse.de>
18476 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
18477 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
18478 (lookup_decl_from_uid): Declare.
18479 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
18480 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
18481 (decl_for_uid_map): New global hashtable mapping DECL_UID
18483 (init_ttree): Allocate it.
18484 (insert_decl_to_uid_decl_map): New helper function.
18485 (make_node_stat): Insert new decls into the map.
18486 (copy_node_stat): Likewise.
18487 (lookup_decl_from_uid): New function.
18488 (print_decl_for_uid_map_statistics): New helper.
18489 (dump_tree_statistics): Call it.
18491 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
18492 (referenced_var_iterator): Adjust.
18493 (FOR_EACH_REFERENCED_VAR): Adjust.
18494 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
18495 (num_referenced_vars): Adjust.
18496 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
18497 (first_referenced_var): Remove.
18498 (end_referenced_vars_p): Likewise.
18499 (next_referenced_var): Likewise.
18500 (referenced_var_iterator_set): New helper function.
18501 * tree-dfa.c (referenced_var_lookup): Adjust.
18502 (referenced_var_check_and_insert): Likewise.
18503 (remove_referenced_var): Likewise.
18504 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
18505 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
18506 (verify_call_clobbering): Likewise.
18507 (verify_memory_partitions): Likewise.
18508 (init_tree_ssa): Allocate bitmap instead of hashtable for
18510 (delete_tree_ssa): Adjust.
18511 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
18512 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
18513 (compute_tag_properties): Likewise.
18514 (set_initial_properties): Likewise.
18515 (find_partition_for): Likewise.
18516 (update_reference_counts): Likewise.
18517 (dump_may_aliases_for): Likewise.
18518 * tree-ssa-operands.c (add_virtual_operand): Likewise.
18519 (add_call_clobber_ops): Likewise.
18520 (add_call_read_ops): Likewise.
18521 (get_asm_expr_operands): Likewise.
18522 * tree-into-ssa.c (dump_decl_set): Likewise.
18523 (update_ssa): Likewise.
18524 * tree-sra.c (scan_function): Likewise.
18525 (decide_instantiations): Likewise.
18526 (scalarize_parms): Likewise.
18527 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
18528 (dsa_named_for): Likewise.
18529 * tree-ssa-structalias.c (update_alias_info): Likewise.
18530 (merge_smts_into): Likewise.
18532 2008-02-25 Janne Blomqvist <jb@gcc.gnu.org>
18535 * doc/invoke.texi (-fcx-limited-range): Document new option.
18536 * toplev.c (process_options): Handle -fcx-fortran-rules.
18537 * common.opt: Add documentation for -fcx-fortran-rules.
18539 2008-02-25 Janne Blomqvist <jb@gcc.gnu.org>
18542 * doc/invoke.texi (-fcx-limited-range): Correct to be in line with
18543 actual behaviour and C99.
18545 2008-02-26 Ben Elliston <bje@au.ibm.com>
18547 * config/rs6000/rs6000.h (ASM_CPU_POWER5_SPEC): Define.
18548 (ASM_CPU_POWER6_SPEC): Likewise.
18549 (ASM_CPU_SPEC): Pass %(asm_cpu_power5) for -mcpu=power5.
18550 Likewise, pass %(asm_cpu_power6) for -mcpu=power6.
18551 (EXTRA_SPECS): Add asm_cpu_power5, asm_cpu_power6 spec strings.
18553 2008-02-25 Richard Guenther <rguenther@suse.de>
18555 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
18556 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
18557 (lookup_decl_from_uid): Declare.
18558 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
18559 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
18560 (decl_for_uid_map): New global hashtable mapping DECL_UID
18562 (init_ttree): Allocate it.
18563 (insert_decl_to_uid_decl_map): New helper function.
18564 (make_node_stat): Insert new decls into the map.
18565 (copy_node_stat): Likewise.
18566 (lookup_decl_from_uid): New function.
18567 (print_decl_for_uid_map_statistics): New helper.
18568 (dump_tree_statistics): Call it.
18570 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
18571 (referenced_var_iterator): Adjust.
18572 (FOR_EACH_REFERENCED_VAR): Adjust.
18573 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
18574 (num_referenced_vars): Adjust.
18575 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
18576 (first_referenced_var): Remove.
18577 (end_referenced_vars_p): Likewise.
18578 (next_referenced_var): Likewise.
18579 (referenced_var_iterator_set): New helper function.
18580 * tree-dfa.c (referenced_var_lookup): Adjust.
18581 (referenced_var_check_and_insert): Likewise.
18582 (remove_referenced_var): Likewise.
18583 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
18584 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
18585 (verify_call_clobbering): Likewise.
18586 (verify_memory_partitions): Likewise.
18587 (init_tree_ssa): Allocate bitmap instead of hashtable for
18589 (delete_tree_ssa): Adjust.
18590 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
18591 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
18592 (compute_tag_properties): Likewise.
18593 (set_initial_properties): Likewise.
18594 (find_partition_for): Likewise.
18595 (update_reference_counts): Likewise.
18596 (dump_may_aliases_for): Likewise.
18597 * tree-ssa-operands.c (add_virtual_operand): Likewise.
18598 (add_call_clobber_ops): Likewise.
18599 (add_call_read_ops): Likewise.
18600 (get_asm_expr_operands): Likewise.
18601 * tree-into-ssa.c (dump_decl_set): Likewise.
18602 (update_ssa): Likewise.
18603 * tree-sra.c (scan_function): Likewise.
18604 (decide_instantiations): Likewise.
18605 (scalarize_parms): Likewise.
18606 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
18607 (dsa_named_for): Likewise.
18608 * tree-ssa-structalias.c (update_alias_info): Likewise.
18609 (merge_smts_into): Likewise.
18611 2008-02-25 Andreas Krebbel <krebbel1@de.ibm.com>
18614 * cse.c (cse_insn): Avoid creation of overlapping MEMs.
18615 * alias.c (nonoverlapping_memrefs_p): Export for use in other modules.
18616 * alias.h (nonoverlapping_memrefs_p): Likewise.
18618 2008-02-25 Jan Beulich <jbeulich@novell.com>
18620 * Makefile.in: Also prefix uses of crt0.o and mcrt0.o with $(T).
18621 * config/i386/netware-libgcc.exp: Add __bswap?i2,
18622 __emultls_get_address, __emultls_register_common,
18623 __floatundi?f, and _Unwind_GetIPInfo.
18624 * config/i386/netware.c (gen_stdcall_or_fastcall_decoration):
18625 Sync with config/i386/winnt.c:gen_stdcall_or_fastcall_suffix().
18626 (gen_regparm_prefix): Likewise.
18627 (i386_nlm_encode_section_info): Sync with
18628 config/i386/winnt.c:i386_pe_encode_section_info().
18629 (i386_nlm_maybe_mangle_decl_assembler_name): New.
18630 i386_nlm_mangle_decl_assembler_name): New.
18631 (netware_override_options): New.
18632 * config/i386/netware.h (netware_override_options): Declare.
18633 (OVERRIDE_OPTIONS): Re-define to netware_override_options.
18634 (i386_nlm_mangle_decl_assembler_name): Declare.
18635 (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Define.
18637 2008-02-25 Ben Elliston <bje@au.ibm.com>
18640 * c-decl.c (grokdeclarator): Remove unused local variables
18641 `typedef_type' and `type_as_written'.
18643 (find_rarely_executed_basic_blocks_and_crossing_edges): Remove
18644 unused local variable `has_hot_blocks'.
18645 (fix_crossing_conditional_branches): Remove unused local variable
18648 2008-02-25 Uros Bizjak <ubizjak@gmail.com>
18650 PR middle-end/19984
18651 * builtins.def (BUILT_IN_NAN): Define as c99 builtin
18652 using DEF_C99_BUILTIN.
18653 (BUILT_IN_NANF): Ditto.
18654 (BUILT_IN_NANL): Ditto.
18656 2008-02-25 Ayal Zaks <zaks@il.ibm.com>
18657 Revital Eres <eres@il.ibm.com>
18659 * modulo-sched.c (calculate_must_precede_follow): Address TODO
18660 regarding the order of two dependent insns in the same row.
18662 2008-02-25 Eric Botcazou <ebotcazou@adacore.com>
18664 * stor-layout.c (layout_decl): Do not bump the alignment of a
18665 bit-field to more than byte alignment if it is packed.
18667 2008-02-24 David Edelsohn <edelsohn@gnu.org>
18669 * config/rs6000/rs6000.c (processor_costs): Add cache costs for
18672 2008-02-24 Diego Novillo <dnovillo@google.com>
18674 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg01094.html
18677 * tree-vrp.c (vrp_evaluate_conditional): With
18678 -Wtype-limits, emit a warning when comparing against a
18679 constant outside the natural range of OP0's type.
18680 * c.opt (Wtype-limits): Move ...
18681 * common.opt (Wtype-limits): ... here.
18683 2008-02-24 Edmar Wienskoski <edmar@freescale.com>
18685 * config.gcc (powerpc*-*-*): Add new cores e300c2 and e300c3.
18686 * config/rs6000/e300c2c3.md: New file.
18687 * config/rs6000/rs6000.c (processor_costs): Add new costs for
18689 (rs6000_override_options): Add e300c2 and e300c3 cases to
18690 processor_target_table. Do not allow usage of Altivec or Spe
18691 with e300 cores. Initialize rs6000_cost for e300c2 and e300c3.
18692 (rs6000_issue_rate): Set issue rate for e300c2 and e300c3.
18693 * config/rs6000/rs6000.h (processor_type): Add
18694 PROCESSOR_PPCE300C2 and PROCESSOR_PPCE300C3.
18695 (ASM_CPU_SPEC): Add e300c2 and e300c3.
18696 * config/rs6000/rs6000.md (define_attr "cpu"): Add ppce300c2
18697 and ppce300c3. Include e300c2c3.md.
18699 2008-02-23 David Edelsohn <edelsohn@gnu.org>
18701 * config/rs6000/rs6000.h (CONSTANT_ALIGNMENT): Use STRICT_ALIGNMENT
18702 instead of TARGET_STRICT_ALIGN.
18704 2008-02-23 Joseph Myers <joseph@codesourcery.com>
18706 * explow.c (memory_address): Assert that the generated address is
18709 2008-02-23 Francois-Xavier Coudert <coudert@clipper.ens.fr>
18712 * config/darwin-protos.h: Add darwin_patch_builtins prototype.
18713 * config/darwin-ppc-ldouble-patch.def: New file.
18714 * config/rs6000/darwin.h (SUBTARGET_INIT_BUILTINS): New macro.
18715 * config/rs6000/rs6000.c (rs6000_init_builtins): Call
18716 SUBTARGET_INIT_BUILTINS if defined.
18717 * config/darwin.c (darwin_patch_builtin, darwin_patch_builtins):
18720 2008-02-23 Andrew Pinski <andrew_pinski@playstation.sony.com>
18723 * simplify-rtx.c (simplify_binary_operation_1): Add simplification
18724 of (and X (ior (not X) Y) and (and (ior (not X) Y) X).
18726 2008-02-23 Andrew Pinski <andrew_pinski@playstation.sony.com>
18729 * c-pch.c (c_common_valid_pch): Make the "too short to be a PCH
18730 file" warning condtional on -Winvalid-PCH.
18732 2008-02-23 Daniel Jacobowitz <dan@codesourcery.com>
18734 * expmed.c (extract_bit_field): Always use adjust_address for MEM.
18736 2008-02-23 Uros Bizjak <ubizjak@gmail.com>
18740 * config/i386/mmx.md (*mov<mode>_internal_rex64): Use "!y" to
18741 prevent reload from using MMX registers.
18742 (*mov<mode>_internal): Ditto.
18743 (*movv2sf_internal_rex64): Ditto.
18744 (*movv2sf_internal): Ditto.
18746 2008-02-23 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
18748 PR documentation/31569
18749 * doc/install.texi2html: Use makeinfo --no-number-sections.
18751 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
18753 * config/rs6000/rs6000.c (rs6000_legitimize_address): Check to
18754 ensure that we can address an entire entity > 8 bytes. Don't
18755 generate reg+reg addressing for such data.
18757 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
18759 * config/rs6000/rs6000.h (CONSTANT_ALIGNMENT): Don't overalign
18760 strings when optimizing for size, unless the target cares about
18763 2008-02-22 Tom Tromey <tromey@redhat.com>
18765 * regclass.c (current_pass): Remove declaration.
18767 2008-02-22 Anatoly Sokolov <aesok@post.ru>
18769 * config/avr/libgcc.S (__RAMPZ__): Define.
18770 (__do_copy_data): Add for devices with 128KB code memory.
18772 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
18774 * config/rs6000/linuxspe.h (SUBSUBTARGET_OVERRIDE_OPTIONS):
18776 * config/rs6000/eabispe.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Likewise.
18778 2008-02-22 Hans-Peter Nilsson <hp@axis.com>
18780 * config/cris/cris.h (REG_CLASS_FROM_LETTER): Recognize 'b' for
18783 2008-02-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
18786 * c-typeck.c (build_binary_op): Warn about floating point
18787 comparisons if FLOAT_TYPE_P, not only for REAL_TYPE.
18789 2008-02-21 Janis Johnson <janis187@us.ibm.com>
18792 * config/rs6000/rs6000.c (rs6000_altivec_abi): Clarify comment.
18793 (rs6000_explicit_options): Split abi into spe_abi and altivec_abi,
18795 (rs6000_override_options): Set altivec_abi as default, not override,
18796 for 64-bit GNU/Linux; for 32-bit GNU/Linux default to altivec_abi for
18797 TARGET_ALTIVEC; default to TARGET_ALTIVEC_VRSAVE when AltiVec ABI
18798 is used; use new member spe_abi.
18799 (rs6000_handle_option): Set rs6000_explicit_options.vrsave; use
18800 spe_abi and altivec_abi.
18802 2008-02-22 Tomas Bily <tbily@suse.cz>
18804 * tree-vectorizer.c (vect_is_simple_reduction): Fix comment typo.
18806 2008-02-21 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
18809 * config.build (build_file_translate): Set to `CMD //c' only if
18811 * Makefile.in (build_file_translate): Improve comment.
18813 2008-02-21 Jan Hubicka <jh@suse.cz>
18815 * predict.def (PRED_TREE_OPCODE_POSITIVE, PRED_TREE_OPCODE_NONEQUAL,
18816 PRED_TREE_OPCODE_POSITIVE, PRED_TREE_OPCODE_NONEQUAL, PRED_CALL,
18817 PRED_TREE_EARLY_RETURN, PRED_NULL_RETURN): Update.
18819 2008-02-21 Michael Matz <matz@suse.de>
18822 * config/i386/i386.c (ix86_expand_branch): Add missing breaks.
18824 2008-02-21 Uros Bizjak <ubizjak@gmail.com>
18826 * config/i386/i386.md (mov<mode>cc): Macroize expander from movsfcc,
18827 movdfcc and movxfcc using X87MODEF mode iterator and SSE_FLOAT_MODE_P
18828 as insn constraint.
18829 * config/i386/sse.md (<sse>_movup<ssemodesuffixf2c>): Macroize insn
18830 from sse_movups adn sse2_movupd using SSEMODEF2P mode iterator and
18831 SSE_VEC_FLOAT_MODE_P as insn constraint.
18832 (<sse>_movmskp<ssemodesuffixf2c>): Ditto from similar patterns.
18833 (sse4a_movnt<mode>): Macroize insn from sse4a_movntsf and
18834 sse4a_movntdf using MODEF mode iterator.
18835 (sse4a_vmmovnt<mode>): Macroize insn form sse4a_vmmovntv2df and
18836 sse4a_vmmovntv4sf using SSEMODEF2P mode iterator.
18837 (sse4_1_blendp<ssemodesuffixf2c>): Ditto from similar patterns.
18838 (sse4_1_blendvp<ssemodesuffixf2c>): Ditto.
18839 (sse4_1_dpp<ssemodesuffixf2c>): Ditto.
18840 (sse4_1_roundp<ssemodesuffixf2c>): Ditto.
18841 (sse4_1_rounds<ssemodesuffixf2c>): Ditto.
18843 2008-02-21 Richard Guenther <rguenther@suse.de>
18845 * tree.def (PAREN_EXPR): New tree code.
18846 * fold-const.c (fold_unary): Remove PAREN_EXPR around constants
18848 * tree-pretty-print.c (dump_generic_node): Handle PAREN_EXPR.
18849 * expr.c (expand_expr_real_1): Likewise.
18850 * tree-inline.c (estimate_num_insns_1): Likewise.
18851 * tree-complex.c (expand_complex_move): Likewise.
18852 * tree-vectorizer.c (vect_is_simple_use): Treat PAREN_EXPR (x)
18855 2008-02-20 Kaz Kojima <kkojima@gcc.gnu.org>
18858 * config/sh/sh.c (find_barrier): Don't go past 'from' argument.
18860 2008-02-20 Kaz Kojima <kkojima@gcc.gnu.org>
18863 * config/sh/sh.md (jump_compact): Disable for crossing jumps.
18865 * config/sh/sh.c (find_barrier): Don't go past
18866 NOTE_INSN_SWITCH_TEXT_SECTIONS note.
18868 2008-02-20 DJ Delorie <dj@redhat.com>
18870 * config/h8300/h8300.md (insv): Force source operand to be a register.
18872 * config/h8300/h8300.c (h8300_expand_epilogue): Emit return insn
18873 as a jump, not as a plain insn.
18875 2008-02-20 Seongbae Park <seongbae.park@gmail.com>
18877 * doc/invoke.texi (Warning Options): Add new option
18878 -Wframe-larger-than=.
18879 (-Wframe-larger-than): Document.
18881 * flags.h (warn_frame_larger_than, frame_larger_than_size):
18882 Add declarations for new option variables.
18884 * final.c (final_start_function): Check the frame size
18885 before emission and issue a Wframe-larger-than warning.
18887 * opts.c (warn_frame_larger_than, frame_larger_than_size):
18888 Add definitions for new option variables.
18889 (common_handle_option): Handle new option OPT_Wframe_larger_than_.
18891 * common.opt (Wframe-larger-than=): New option.
18893 2008-02-20 Uros Bizjak <ubizjak@gmail.com>
18895 * config/i386/sse.md (<sse>_vmmul<mode>3): Fix typo in asm template.
18896 (<sse>_div<mode>3): Ditto.
18897 (<sse>_vmdiv<mode>3): Ditto.
18898 (<sse>_vmsqrt<mode>2): Ditto.
18899 (*smax<mode>3): Ditto.
18900 (sse5_frcz<mode>2): Ditto.
18901 (sse5_vmfrcz<mode>2): Ditto. Use TARGET_SSE5 instead of TARGET_ROUND
18902 as insn constraint.
18904 2008-02-20 Richard Guenther <rguenther@suse.de>
18906 PR middle-end/35265
18907 * builtins.c (validate_arg): If we want an INTEGER_TYPE,
18908 be happy with INTEGRAL_TYPE_P.
18910 2008-02-20 Richard Guenther <rguenther@suse.de>
18912 * fold-const.c (split_tree): Associate floatig-point expressions
18913 if flag_associative_math is set.
18915 2008-02-20 Richard Guenther <rguenther@suse.de>
18917 * tree.h (fold_real_zero_addition_p): Declare.
18918 * fold-const.c (fold_real_zero_addition_p): Export.
18919 * tree-ssa-reassoc.c (eliminate_using_constants): Also handle
18920 floating-point operations with zero and one.
18922 2008-02-20 Paolo Bonzini <bonzini@gnu.org>
18924 * doc/install.texi: Correct references to CFLAGS, replacing them
18925 with BOOT_CFLAGS. Document flags used during bootstrap for
18928 2008-02-20 Uros Bizjak <ubizjak@gmail.com>
18930 * config/i386/i386.h (SSE_VEC_FLOAT_MODE_P): New define.
18931 * config/i386/i386.md (*sse_setcc<mode>): Macroize from *sse_setccsf
18932 and *sse_setccdf using MODEF mode iterator and SSE_FLOAT_MODE_P as
18934 (smin<mode>3): Ditto from similar patterns.
18935 (smax<mode>3): Ditto.
18936 (*ieee_smin<mode>3): Ditto.
18937 (*ieee_smax<mode>3): Ditto.
18938 * config/i386/sse.md (sse): New mode attribute.
18939 (mov<mode>): Macroize expander from movv4sf and movv2df using
18940 SSEMODEF2P mode iterator.
18941 (<sse>_movnt<mode>): Ditto from similar patterns. Use
18942 SSE_VEC_FLOAT_MODE_P as insn constraint.
18943 (storent<mode>): Ditto.
18944 (storent<mode>): Macroize expander from storentsf and storentdf using
18945 MODEF mode iterator.
18946 (neg<mode>2): Macroize from negv4sf2 and negv2df2 using SSEMODEF2P
18947 mode iterator and SSE_VEC_FLOAT_MODE_P as insn constraint.
18948 (abs<mode>2): Ditto from similar patterns.
18949 (add<mode>3, *add<mode>3, <sse>_vmadd<mode>3): Ditto.
18950 (sub<mode>3, *sub<mode>3, <sse>_vmsub<mode>3): Ditto.
18951 (<sse>_div<mode>3, <sse>_vmdiv<mode>3): Ditto.
18952 (<sse>_vmsqrt<mode>2): Ditto.
18953 (smin<mode>3, *smin<mode>3_finite, *smin<mode>3)
18954 (<sse>_vmsmin<mode>3, *ieee_smin<mode>3): Ditto.
18955 (smax<mode>3, *smax<mode>3_finite, *smax<mode>3)
18956 (<sse>_vmsmax<mode>3, *ieee_smax<mode>3): Ditto.
18957 (<sse>_maskcmp<mode>3): Macroize from sse_maskcmpv4sf3,
18958 sse_maskcmpsf3, sse2_maskcmpv2df3 and sse2_maskcmpdf3 using SSEMODEF4
18959 mode iterator. Use SSE_FLOAT_MODE_P with SSE_VEC_FLOAT_MODE_P as
18961 (<sse>_comi): Macroize from sse_comi and sse2_comi using MODEF mode
18962 iterator and SSE_FLOAT_MODE_P as insn constraint.
18963 (<sse>_ucomi): Ditto from similar patterns.
18964 (<sse>_vmmaskcmp<mode>3): Macroize from sse_vmmaskcmpv4sf3 and
18965 sse2_vmmaskcmpv2df3 using SSEMODEF2P mode iterator and
18966 SSE_VEC_FLOAT_MODE_P as insn constraint.
18967 (vcond<mode>): Ditto from similar patterns.
18968 (and<mode>3, *and<mode>3): Ditto.
18969 (<sse>_nand<mode>3): Ditto.
18970 (ior<mode>3, *ior<mode>3): Ditto.
18971 (xor<mode>3, *xor<mode>3): Ditto.
18972 (*and<mode>3): Macroize from *andsf3 and *anddf3 using MODEF mode
18973 iterator and SSE_FLOAT_MODE_P as insn constraint.
18974 (*nand<mode>3): Ditto from similar patterns.
18975 (*ior<mode>3): Ditto.
18976 (*xor<mode>3): Ditto.
18978 2008-02-20 Ira Rosen <irar@il.ibm.com>
18980 * config/spu/spu.md (vec_unpacku_hi_v8hi, vec_unpacku_lo_v8hi,
18981 vec_unpacks_hi_v8hi, vec_unpacks_lo_v8hi, vec_unpacku_hi_v16qi,
18982 vec_unpacku_lo_v16qi, vec_unpacks_lo_v16qi): Implement.
18984 2008-02-19 Jan Hubicka <jh@suse.cz>
18986 * predict.c (tree_bb_level_predictions): Remove variable next
18987 mistakely introduced by previous commit.
18989 2008-02-19 Jan Hubicka <jh@suse.cz>
18991 * predict.c (predict_paths_leading_to): Rewrite.
18992 (predict_paths_for_bb): New.
18993 (tree_bb_level_predictions): Update call of predict_paths_leading_to.
18995 2008-02-19 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
18998 * Makefile.in (build_file_translate): New.
18999 (gcc-vers.texi): Use it for translating $(abs_srcdir).
19000 * config.build (build_file_translate): Set to `CMD //c' on MinGW.
19001 * configure.ac (build_file_translate): Substitute it.
19002 * configure: Regenerate.
19004 2008-02-19 Jan Hubicka <jh@suse.cz>
19006 PR rtl-optimization/34408
19007 * see.c (see_def_extension_not_merged): Copy subreg so we don't have
19010 2008-02-19 Jan Hubicka <jh@suse.cz>
19012 PR middle-end/28779
19013 * tree-inline.c (estimate_num_insns_1): Fix counting of cost of
19016 2008-02-19 H.J. Lu <hongjiu.lu@intel.com>
19019 * config/i386/i386-modes.def: Revert the last DI alignment
19020 change until Ada people can look into it.
19022 2008-02-19 Nick Clifton <nickc@redhat.com>
19024 * opts.c (print_specific_help): Fix typo in --help text.
19026 2008-02-19 Jakub Jelinek <jakub@redhat.com>
19029 * config/i386/cpuid.h (__cpuid, __get_cpuid_max): Use special
19030 32-bit inline asm without asm alternatives for host GCC < 3.0.
19032 2008-02-19 Richard Guenther <rguenther@suse.de>
19034 PR tree-optimization/34989
19035 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Re-structure.
19036 Allow propagation to INDIRECT_REF if we can simplify only.
19038 2008-02-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
19040 * c-common.c (warn_for_collisions_1): Use appropriate option when
19043 2008-02-19 Nick Clifton <nickc@redhat.com>
19046 * opts.c (undocumented_msg): Leave blank unless checking is enabled.
19047 (handle_options): Fix indentation.
19048 (print_filtered_help): If no language-specific options were
19049 displayed tell the user how to list all the options supported by
19050 the language's front-end.
19051 (print_specific_help): Fix indentation and remove duplicate line.
19052 (common_handle_option): Handle the -v option.
19053 For --help enable the display of undocumented options if the -v
19054 switch has been included on the command line.
19055 For --help= check for overlaps in the arguments between the option
19056 classes and the language names and issue a warning when they
19057 cannot be disambiguated.
19058 * c.opt (v): Pass on to the common option handler.
19060 2008-02-19 Revital Eres <eres@il.ibm.com>
19062 * modulo-sched.c (sms_schedule): Change dump message when
19063 create_ddg function fails.
19064 (try_scheduling_node_in_cycle): Rename row to cycle.
19065 (print_partial_schedule): Rename CYCLE to ROW.
19067 2008-02-19 Christian Bruel <christian.bruel@st.com>
19068 Zdenek Dvorak <ook@ucw.cz>
19070 * tree-ssa-loop-ivopts.c (may_be_unaligned_p): Check step alignment.
19072 2008-02-19 Uros Bizjak <ubizjak@gmail.com>
19075 * config/i386/i386.md (*x86_movsicc_0_m1_se): New insn pattern.
19076 (*x86_movdicc_0_m1_se): Ditto.
19078 2008-02-19 Uros Bizjak <ubizjak@gmail.com>
19080 * config/i386/sfp-machine.h (__gcc_CMPtype): New typedef.
19081 (CMPtype): Define as __gcc_CMPtype.
19082 * config/rs6000/sfp-machine.h (__gcc_CMPtype): New typedef.
19083 (CMPtype): Define as __gcc_CMPtype.
19085 2008-02-19 Hans-Peter Nilsson <hp@axis.com>
19087 Support valgrind 3.3 for --enable-checking=valgrind.
19088 * system.h: Consolidate ENABLE_VALGRIND_CHECKING-dependent defines
19090 [!VALGRIND_MAKE_MEM_NOACCESS]: Define as VALGRIND_MAKE_NOACCESS.
19091 [!VALGRIND_MAKE_MEM_DEFINED]: Define as VALGRIND_MAKE_READABLE.
19092 [!VALGRIND_MAKE_MEM_UNDEFINED]: Define as VALGRIND_MAKE_WRITABLE.
19093 * ggc-common.c: Remove ENABLE_VALGRIND_CHECKING-dependent defines.
19094 Replace use of VALGRIND_MAKE_READABLE, VALGRIND_MAKE_WRITABLE, and
19095 VALGRIND_MAKE_NOACCESS with VALGRIND_MAKE_MEM_DEFINED,
19096 VALGRIND_MAKE_MEM_UNDEFINED, and VALGRIND_MAKE_MEM_NOACCESS
19098 * ggc-zone.c: Similar.
19099 * ggc-page.c: Similar.
19101 2008-02-19 Paul Brook <paul@codesourcery.com>
19104 * config/arm/ieee754-df.S: Fix do_it typo.
19105 * config/arm/ieee754-sf.S: Fix do_it typo.
19107 2008-02-18 H.J. Lu <hongjiu.lu@intel.com>
19110 * config/i386/i386.c (OPTION_MASK_ISA_MMX_SET): New.
19111 (OPTION_MASK_ISA_3DNOW_SET): Likewise.
19112 (OPTION_MASK_ISA_SSE_SET): Likewise.
19113 (OPTION_MASK_ISA_SSE2_SET): Likewise.
19114 (OPTION_MASK_ISA_SSE3_SET): Likewise.
19115 (OPTION_MASK_ISA_SSSE3_SET): Likewise.
19116 (OPTION_MASK_ISA_SSE4_1_SET): Likewise.
19117 (OPTION_MASK_ISA_SSE4_2_SET): Likewise.
19118 (OPTION_MASK_ISA_SSE4_SET): Likewise.
19119 (OPTION_MASK_ISA_SSE4A_SET): Likewise.
19120 (OPTION_MASK_ISA_SSE5_SET): Likewise.
19121 (OPTION_MASK_ISA_3DNOW_A_UNSET): Likewise.
19122 (OPTION_MASK_ISA_MMX_UNSET): Updated.
19123 (OPTION_MASK_ISA_3DNOW_UNSET): Updated.
19124 (OPTION_MASK_ISA_SSE_UNSET): Likewise.
19125 (OPTION_MASK_ISA_SSE3_UNSET): Likewise.
19126 (OPTION_MASK_ISA_SSSE3_UNSET): Likewise.
19127 (OPTION_MASK_ISA_SSE4_1_UNSET): Likewise.
19128 (OPTION_MASK_ISA_SSE4_2_UNSET): Likewise.
19129 (OPTION_MASK_ISA_SSE4A_UNSET): Likewise.
19130 (OPTION_MASK_ISA_SSE5_UNSET): Likewise.
19131 (OPTION_MASK_ISA_SSE4): Removed.
19132 (ix86_handle_option): Turn on bits in ix86_isa_flags and
19133 ix86_isa_flags_explicit with OPTION_MASK_ISA_XXX_SET for -mXXX.
19134 (override_options): Don't turn on implied SSE/MMX bits in
19137 2008-02-18 H.J. Lu <hongjiu.lu@intel.com>
19139 * config/i386/i386-modes.def: Use 4 byte alignment on DI for
19142 2008-02-18 Joey Ye <joey.ye@intel.com>
19144 PR middle-end/34921
19145 * tree-nested.c (insert_field_into_struct): Set type alignment
19146 to field alignment if the former is less than the latter.
19148 2008-02-18 Jakub Jelinek <jakub@redhat.com>
19150 * BASE-VER: Set to 4.4.0.
19152 2008-02-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
19154 * doc/c-tree.texi: Use @dots{} and @enddots{} where appropriate.
19155 * doc/cfg.texi: Likewise.
19156 * doc/extend.texi: Likewise.
19157 * doc/gty.texi: Likewise.
19158 * doc/invoke.texi: Likewise.
19159 * doc/loop.texi: Likewise.
19160 * doc/md.texi: Likewise.
19161 * doc/passes.texi: Likewise.
19162 * doc/rtl.texi: Likewise.
19163 * doc/sourcebuild.texi: Likewise.
19164 * doc/tm.texi: Likewise.
19165 * doc/tree-ssa.texi: Likewise.
19167 2008-02-17 Richard Guenther <rguenther@suse.de>
19169 PR middle-end/35227
19170 * tree-complex.c (init_parameter_lattice_values): Handle parameters
19171 without default definition.
19173 2008-02-17 Richard Guenther <rguenther@suse.de>
19175 PR tree-optimization/35231
19176 * tree-vrp.c (register_edge_assert_for): Do not assume A == 0
19179 2008-02-17 Uros Bizjak <ubizjak@gmail.com>
19182 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
19183 * config/i386/sfp-machine.h (CMPtype): Define as typedef using
19184 libgcc_cmp_return mode.
19186 2008-02-16 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
19189 * doc/invoke.texi (-std): Clarify description of -std= and -ansi.
19191 2008-02-16 Ralf Corsepius <ralf.corsepius@rtems.org>
19193 * config/m68k/t-rtems (M68K_MLIB_CPU): Add 5208, 5307, 5407, 5475
19196 2008-02-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
19198 * doc/c-tree.texi: Use `@.' where appropriate.
19199 * doc/extend.texi: Likewise.
19200 * doc/install.texi: Likewise.
19201 * doc/invoke.texi: Likewise.
19202 * doc/loop.texi: Likewise.
19203 * doc/makefile.texi: Likewise.
19204 * doc/md.texi: Likewise.
19205 * doc/passes.texi: Likewise.
19206 * doc/standards.texi: Likewise.
19207 * doc/tm.texi: Likewise.
19209 2008-02-15 Jakub Jelinek <jakub@redhat.com>
19211 PR middle-end/35196
19212 * omp-low.c (expand_omp_for_generic): Don't initialize fd->v
19214 (expand_omp_for_static_nochunk): Initialize fd->v in seq_start_bb
19215 rather than in entry_bb.
19217 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
19219 * config/i386/sfp-machine.h (CMPtype): Define as typedef using
19220 libgcc_cmp_return mode.
19222 2008-02-15 Jakub Jelinek <jakub@redhat.com>
19224 PR middle-end/35130
19225 * tree-nested.c (convert_call_expr): Put FRAME.* vars into
19226 OMP_CLAUSE_SHARED rather than OMP_CLAUSE_FIRSTPRIVATE clause.
19228 2008-02-15 Richard Guenther <rguenther@suse.de>
19229 Zdenek Dvorak <ook@ucw.cz>
19231 PR tree-optimization/35164
19232 * tree-flow.h (stmt_references_abnormal_ssa_name): Declare.
19233 * tree-dfa.c (stmt_references_abnormal_ssa_name): New function.
19234 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_vars):
19235 Only propagate addresses which do not have abnormal SSA_NAMEs
19238 2008-02-15 Joseph Myers <joseph@codesourcery.com>
19241 * config/m68k/m68k.h (DWARF_CIE_DATA_ALIGNMENT): Define.
19243 2008-02-15 Jan Hubicka <jh@suse.cz>
19245 PR middle-end/35149
19246 * ipa.c (cgraph_remove_unreachable_nodes): Clear local.inlinable flag.
19248 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
19250 PR middle-end/34621
19251 * function.c (pad_to_arg_alignment): Remove test for STACK_BOUNDARY
19252 when calculating alignment_pad.
19254 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
19256 * config/i386/i386.h (CLEAR_RATIO): Use MIN macro.
19257 (WIDEST_HARDWARE_FP_SIZE): Use LONG_DOUBLE_TYPE_SIZE define.
19258 * config/i386/darwin.h (PREFERRED_STACK_BOUNDARY): Use MAX macro
19259 and STACK_BOUNDARY define.
19261 2008-02-14 Danny Smith <dannysmith@users.sourceforge.net>
19263 PR preprocessor/35061
19264 * c-pragma.c (handle_pragma_pop_macro): Check that
19265 pushed_macro_table has been allocated.
19267 2008-02-14 Eric Botcazou <ebotcazou@adacore.com>
19269 PR middle-end/35136
19270 * gimplify.c (force_gimple_operand_bsi): Revert 2008-02-12 change.
19271 (force_gimple_operand): Likewise.
19272 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Add new cases
19273 for TARGET_MEM_REF and CONVERT_EXPR/NON_LVALUE_EXPR/NOP_EXPR.
19274 Also recurse on the operand for regular VIEW_CONVERT_EXPRs.
19275 (find_interesting_uses_address): Check addressability and alignment
19276 of the base expression only after substituting bases of IVs into it.
19278 2008-02-14 Michael Matz <matz@suse.de>
19281 * function.c (instantiate_virtual_regs_in_insn): Reload address
19282 before falling back to reloading the whole operand.
19284 2008-02-14 Andreas Krebbel <krebbel1@de.ibm.com>
19286 * config/s390/s390.c (s390_mainpool_start): Emit the pool
19287 before the first section switch note.
19289 2008-02-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
19291 * doc/bugreport.texi: Update copyright years.
19292 * doc/c-tree.texi: Likewise.
19293 * doc/cfg.texi: Likewise.
19294 * doc/cpp.texi: Likewise.
19295 * doc/cppinternals.texi: Likewise.
19296 * doc/fragments.texi: Likewise.
19297 * doc/frontends.texi: Likewise.
19298 * doc/gcc.texi: Likewise.
19299 * doc/gty.texi: Likewise.
19300 * doc/hostconfig.texi: Likewise.
19301 * doc/implement-c.texi: Likewise.
19302 * doc/libgcc.texi: Likewise.
19303 * doc/loop.texi: Likewise.
19304 * doc/makefile.texi: Likewise.
19305 * doc/options.texi: Likewise.
19306 * doc/passes.texi: Likewise.
19307 * doc/rtl.texi: Likewise.
19308 * doc/sourcebuild.texi: Likewise.
19309 * doc/standards.texi: Likewise.
19310 * doc/tree-ssa.texi: Likewise.
19311 * doc/trouble.texi: Likewise.
19313 * doc/extend.texi: Use @: or add comma where appropriate.
19314 * doc/invoke.texi: Likewise.
19315 * doc/tm.texi: Likewise.
19317 2008-02-14 Alan Modra <amodra@bigpond.net.au>
19320 * config/rs6000/rs6000.md (restore_stack_block): Force operands[1]
19323 2008-02-14 Jesper Nilsson <jesper.nilsson@axis.com>
19325 * doc/md.texi (clz, ctz): Add reference.
19326 * doc/rtl.texi (clz, ctz): Likewise.
19328 2008-02-13 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
19331 * Makefile.in (gcc-vers.texi): Use abs_srcdir for the value of
19334 2008-02-13 Andreas Krebbel <krebbel1@de.ibm.com>
19336 * config/s390/s390.c (struct constant_pool): New field
19337 emit_pool_after added.
19338 (s390_mainpool_start): Set the emit_pool_after flag according
19339 to the section switch notes.
19340 (s390_mainpool_finish): Consider emit_pool_after when emitting
19341 the literal pool at the end of the function.
19342 (s390_chunkify_start): Force literal pool splits at section
19345 2008-02-13 Michael Matz <matz@suse.de>
19348 * var-tracking.c (clobber_variable_part): Correctly traverse the
19351 2008-02-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
19354 * doc/invoke.texi (Debugging Options): Remove -fdump-tree-inlined.
19355 Add -fdump-ipa-inline.
19356 * tree-dump.c (dump_files): Remove tree-inlined dump.
19357 * tree-pass.h (tree_dump_index): Remove TDI_inlined.
19359 2008-02-12 Richard Guenther <rguenther@suse.de>
19361 PR tree-optimization/35171
19362 * tree-vect-patterns.c (vect_recog_dot_prod_pattern): Deal with
19365 2008-02-12 Richard Guenther <rguenther@suse.de>
19367 PR middle-end/35163
19368 * fold-const.c (fold_widened_comparison): Use get_unwidened in
19369 value-preserving mode. Disallow final truncation.
19371 2008-02-12 Eric Botcazou <ebotcazou@adacore.com>
19373 PR middle-end/35136
19374 * gimplify.c (force_gimple_operand_bsi): Move SSA renaming
19375 code from here to...
19376 (force_gimple_operand): ...here.
19378 2008-02-12 Jakub Jelinek <jakub@redhat.com>
19381 * tree-sra.c (sra_build_assignment): fold_convert SRC if copying
19382 non-compatible pointers.
19383 (generate_element_copy): If SRC and DST are RECORD_TYPEs with
19384 different FIELD_DECLs, try harder by comparing field offsets, sizes
19387 PR inline-asm/35160
19388 * function.c (match_asm_constraints_1): Don't replace the same input
19391 2008-02-12 Anatoly Sokolov <aesok@post.ru>
19393 * config/avr/avr.h (AVR_HAVE_RAMPZ): Define.
19394 * config/avr/avr.c (expand_prologue): Save RAMPZ register.
19395 (expand_epilogue): Restore RAMPZ register.
19396 * config/avr/avr.md (RAMPZ_ADDR): New constant.
19398 2008-02-11 Kai Tietz <kai.tietz@onevision.com>
19400 * config/i386/cygwin.asm: (__alloca): Correct calling
19401 convention and alignment.
19402 (__chkstk): Force 8 byte stack alignment.
19404 2008-02-11 Uros Bizjak <ubizjak@gmail.com>
19405 Richard Guenther <rguenther@suse.de>
19407 PR tree-optimization/33992
19408 * tree-ssa-loop-im.c (rewrite_bittest): Fixup the type of
19409 the zero we compare against.
19411 2008-02-10 Danny Smith <dannysmith@users.sourceforge.net>
19413 PR libfortran/35063
19414 * gthr-win32.h (__gthread_mutex_destroy_function): New function
19415 to CloseHandle after unlocking to prevent accumulation of handle
19418 2008-02-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
19420 PR middle_end/34150
19421 * pa.c (legitimize_pic_address): Add REG_EQUAL note on sets with a
19422 pic_label_operand source. Similarly, add a REG_LABEL_OPERAND note
19423 and update LABEL_NUSES during and after reload.
19425 2008-02-08 Steven Bosscher <stevenb.gcc@gmail.com>
19427 PR middle-end/34627
19428 * combine.c (simplify_if_then_else): Make sure the comparison is
19429 against const0_rtx when simplifying to (abs x) or (neg (abs X)).
19431 2008-02-08 Richard Sandiford <rsandifo@nildram.co.uk>
19434 * double-int.h: Don't include gmp.h for GENERATOR_FILEs.
19435 (mpz_set_double_int, mpz_get_double_int): Hide from GENERATOR_FILEs.
19436 * real.h: Don't include gmp.h or mpfr.h for GENERATOR_FILEs.
19437 (real_from_mpfr, mpfr_from_real): Hide from GENERATOR_FILEs.
19438 * tree.h (get_type_static_bounds): Likewise.
19440 2008-02-08 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
19442 * doc/invoke.texi (Option Summary, C++ Dialect Options)
19443 (Objective-C and Objective-C++ Dialect Options, Warning Options):
19444 Make -Wfoo language annotations match what the compiler outputs.
19446 2008-02-08 Sa Liu <saliu@de.ibm.com>
19448 * config/spu/spu-builtins.def: Fixed wrong parameter type in spu
19449 intrinsics spu_convts, spu_convtu, spu_convtf.
19451 2008-02-08 Hans-Peter Nilsson <hp@axis.com>
19453 * doc/extend.texi (Function Attributes) <noinline>: Mention
19454 asm ("") as method to keep calls.
19456 2008-02-07 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
19459 * doc/options.texi (Options): Replace references to opts.sh with
19461 * opts-common.c: Likewise.
19462 * optc-gen.awk: Likewise.
19464 2008-02-07 Andreas Krebbel <krebbel1@de.ibm.com>
19466 * config/s390/s390.h (FUNCTION_ARG_REGNO_P): Fix fprs for 64 bit.
19468 2008-02-07 Richard Henderson <rth@redhat.com>
19471 * config/alpha/alpha.c (alpha_emit_xfloating_compare): Use an
19472 EXPR_LIST for the REG_EQUAL instead of a comparison with a
19475 2008-02-07 Uros Bizjak <ubizjak@gmail.com>
19477 PR tree-optimization/35085
19478 * tree-ssa-reassoc.c (rewrite_expr_tree): Enable destructive update
19479 for operand entry oe2 in addition to operand entry oe3 in order to
19480 expose more opportunities for vectorizer sum reduction.
19482 2008-02-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
19485 * Makefile.in (LIBS): Remove $(GMPLIBS).
19486 (cc1-dummy, cc1): Add $(GMPLIBS).
19488 2008-02-06 Jan Hubicka <jh@suse.cz>
19491 * i386.md (moddf_integer): Do not produce partial memory stalls for
19492 targets where it hurts.
19494 2008-02-06 Uros Bizjak <ubizjak@gmail.com>
19497 * optabs.c (expand_float): Do not check for decimal modes when
19498 expanding unsigned integer through signed conversion.
19500 2008-02-06 Nick Clifton <nickc@redhat.com>
19502 * config/stormy16/stormy16.md (eqbranchsi): Replace a match_dup
19503 inside the clobber with a match_operand and duplicated operand
19504 number in the constraint.
19505 (ineqbranchsi): Delete redundant comment.
19507 2008-02-06 Ralf Corsepius <ralf.corsepius@rtems.org>
19509 * config/arm/rtems-elf.h (TARGET_OS_CPP_BUILTINS): Add
19510 builtin_define ("__USE_INIT_FINI__").
19511 * config/h8300/t-rtems (MULTILIB_OPTION,MULTILIB_DIRNAMES): Add
19513 * gthr-rtems.h: Remove __GTHREAD_MUTEX_INIT.
19515 2008-02-06 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
19517 PR documentation/30330
19518 * doc/invoke.texi (C++ Dialect Options)
19519 (Objective-C and Objective-C++ Dialect Options, Warning Options):
19520 For each warning option -Wfoo that allows -Wno-foo, ensure both
19521 -Wfoo and -Wno-foo are listed in the option index. Fix index
19522 entry of -Wswitch-default, index -Wnormalized= including the
19523 `=', and -Wlarger-than-@var{len} including @var{len}.
19525 2008-02-05 Uros Bizjak <ubizjak@gmail.com>
19527 * config/i386/i386.md (floatunssisf2): Use
19528 ix86_expand_convert_uns_sisf_sse also for TARGET_SSE.
19529 (floatunssi<mode>2): Rename from floatunssisf2 and floatunssidf2.
19530 Macroize expander using MODEF mode iterator.
19532 2008-02-05 Diego Novillo <dnovillo@google.com>
19534 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg00140.html
19537 * tree-vrp.c (vrp_evaluate_conditional): Revert fix for PR 33738.
19539 2008-02-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
19542 * toplev.c (print_version): Honor `indent' for GMP/MPFR warnings.
19544 2008-02-05 H.J. Lu <hongjiu.lu@intel.com>
19547 * config/i386/i386.c (ix86_function_sseregparm): Add an arg
19548 to indicate if a message should be generated.
19549 (init_cumulative_args): Updated.
19550 (function_value_32): Likewise.
19552 2008-02-05 Joseph Myers <joseph@codesourcery.com>
19554 * doc/include/texinfo.tex: Update to version 2008-02-04.16.
19556 2008-02-05 Uros Bizjak <ubizjak@gmail.com>
19559 * config/i386/i386.md (floatunsisf2): Enable for TARGET_SSE_MATH only.
19560 Call ix86_expand_convert_uns_sisf_sse for TARGET_SSE2.
19562 2008-02-04 Diego Novillo <dnovillo@google.com>
19564 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg00110.html
19567 * tree-vrp.c (vrp_evaluate_conditional): With
19568 -Wtype-limits, emit a warning when comparing against a
19569 constant outside the natural range of OP0's type.
19571 2008-02-04 Richard Guenther <rguenther@suse.de>
19573 PR middle-end/33631
19574 * expr.c (count_type_elements): Give for unions instead of
19577 2008-02-04 Richard Guenther <rguenther@suse.de>
19579 PR middle-end/35043
19580 * gimplify.c (gimplify_init_ctor_eval): Convert array indices
19581 to TYPE_DOMAINs base type instead of using bitsizetype here.
19583 2008-02-03 Jason Merrill <jason@redhat.com>
19585 * print-tree.c (print_node) [CONSTRUCTOR]: Print elements.
19587 2008-02-04 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
19590 * doc/invoke.texi (C++ Dialect Options, Optimize Options)
19591 (HPPA Options, i386 and x86-64 Options, IA-64 Options)
19592 (RS/6000 and PowerPC Options): Fix typos and markup.
19593 * doc/passes.texi (Tree-SSA passes): Likewise.
19595 2008-02-02 Michael Matz <matz@suse.de>
19598 * postreload-gcse.c (record_last_reg_set_info_regno): Renamed
19599 from record_last_reg_set_info.
19600 (record_last_reg_set_info): Take an RTX argument, iterate over all
19601 constituent hardregs.
19602 (record_last_set_info, record_opr_changes): Change calls to
19603 new signature or to record_last_reg_set_info_regno.
19605 2008-02-02 Gerald Pfeifer <gerald@pfeifer.com>
19607 * doc/extend.texi (X86 Built-in Functions): Fix grammar.
19609 2008-02-01 Hans-Peter Nilsson <hp@axis.com>
19611 PR rtl-optimization/34773
19612 * reg-notes.def (EQUAL): Mention significance of combination of
19613 REG_EQUAL and REG_RETVAL.
19614 * fwprop.c (try_fwprop_subst): Don't add REG_EQUAL to an
19615 insn that has a REG_RETVAL.
19617 2008-02-01 Roger Sayle <roger@eyesopen.com>
19620 * configure.ac (--enable-fixed-point): Disable unless explicitly
19622 * configure: Regenerate.
19624 2008-02-01 Richard Guenther <rguenther@suse.de>
19627 * invoke.texi (-finline-limit): Remove no longer true parts
19628 of the documentation. Note that there is no default value.
19630 2008-02-01 Andrew Pinski <pinskia@gmail.com>
19631 Mark Mitchell <mark@codesourcery.com>
19632 Ben Elliston <bje@au.ibm.com>
19635 * doc/extend.texi (Other Builtins): Document.
19637 2008-01-31 Tom Browder <tom.browder@gmail.com>
19639 * doc/c-tree.texi (Types): Fix grammar.
19640 (Expression trees): Ditto.
19641 * doc/passes.texi (Tree-SSA passes): Ditto.
19643 * doc/configterms.texi (Configure Terms): Fix typo.
19644 * doc/cpp.texi (Common Predefined Macros): Ditto.
19645 * doc/md.texi (Machine Constraints): Ditto.
19647 * doc/makefile.texi (Makefile): Add comma.
19649 2008-01-31 Tom Browder <tom.browder@gmail.com>
19650 Gerald Pfeifer <gerald@pfeifer.com>
19652 * doc/sourcebuild.texi (Front End): Remove references to CVS
19653 and CVSROOT/modules.
19654 (Texinfo Manuals): Replace reference to CVS by one to SVN.
19655 (Back End): Remove reference to CVS.
19657 2008-01-31 Richard Sandiford <rsandifo@nildram.co.uk>
19660 * config/mips/mips.c (gen_load_const_gp): New function, taking a
19662 (mips16_gp_pseudo_reg): ...here.
19663 * config/mips/mips.md (load_const_gp): Replace with...
19664 (load_const_gp_<mode>): ...this :P-based insn.
19666 2008-01-31 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
19668 * doc/invoke.texi (-ansi): Mention explicitly corresponding -std=
19669 options. Minor fixes.
19670 (-std): Move reference to standards closer to where language
19671 standards are first mentioned.
19673 2008-01-31 Richard Sandiford <rsandifo@nildram.co.uk>
19675 PR rtl-optimization/34995
19676 * reload.c (alternative_allows_const_pool_ref): Take an rtx
19677 parameter and return a bool. If the rtx parameter is nonnull,
19678 check that it satisfies an EXTRA_MEMORY_CONSTRAINT.
19679 (find_reloads): Update call accordingly. Pass the new operand
19680 if it needed no address reloads, otherwise pass null.
19682 2008-01-30 Richard Henderson <rth@redhat.com>
19685 * tree.c (build_type_attribute_qual_variant): Skip TYPE_DOMAIN
19686 for unbounded arrays.
19688 2008-01-30 Silvius Rus <rus@google.com>
19690 * config/i386/xmmintrin.h (_mm_prefetch): Add const to first arg.
19692 2008-01-30 Jan Hubicka <jh@suse.cz>
19695 * i386.c (init_cumulative_args): Use real function declaration when
19698 2008-01-30 Richard Sandiford <rsandifo@nildram.co.uk>
19700 PR rtl-optimization/34998
19701 * global.c (build_insn_chain): Treat non-subreg_lowpart
19702 SUBREGs of pseudos as clobbering all the words covered by the
19703 SUBREG, not just all the bytes.
19704 * ra-conflict.c (clear_reg_in_live): Likewise. Take the
19705 original df_ref rather than an extract parameter.
19706 (global_conflicts): Update call accordingly.
19708 2008-01-30 Andreas Krebbel <krebbel1@de.ibm.com>
19710 * config/s390/fixdfdi.h (__fixunstfdi, __fixtfdi): Rearrange
19711 the overflow check to make it easier to read.
19712 (__fixtfdi): Change the type of the ll member in union
19713 long_double to UDItype_x.
19715 2008-01-30 Jakub Jelinek <jakub@redhat.com>
19717 PR middle-end/34969
19718 * cgraph.h (cgraph_update_edges_for_call_stmt): New prototype.
19719 * cgraph.c (cgraph_update_edges_for_call_stmt): New function.
19720 * tree-inline.c (fold_marked_statements): Call
19721 cgraph_update_edges_for_call_stmt if folding a call statement.
19722 * cgraphunit.c (verify_cgraph_node): Set cfun to this_cfun for
19723 debug_generic_stmt calls, reset it back afterwards.
19726 * c-decl.c (start_decl): Don't pedwarn about TREE_READONLY
19728 * c-typeck.c (build_external_ref): Don't pedwarn about
19729 static vars in current function's scope.
19731 2008-01-29 Joseph Myers <joseph@codesourcery.com>
19733 * config.gcc (i[34567]86-*-nto-qnx*): Remove deprecation.
19735 2008-01-29 Bernhard Fischer <aldot@gcc.gnu.org>
19738 * ipa-struct-reorg.c: Fix spelling.
19739 * params.def: Ditto.
19741 2008-01-29 Richard Guenther <rguenther@suse.de>
19743 PR middle-end/35006
19744 * tree-inline.h (struct copy_body_data): Add remapping_type_depth
19746 * tree-inline.c (remap_type): Increment remapping_type_depth
19747 around remapping types.
19748 (copy_body_r): Only add referenced variables if they are referenced
19749 from code, not types.
19751 2008-01-29 Douglas Gregor <doug.gregor@gmail.com>
19762 * c-pretty-print.c (pp_c_type_qualifier_list): Don't try to print
19763 qualifiers for an ERROR_MARK_NODE or a NULL_TREE.
19765 2008-01-28 Andy Hutchinson <hutchinsonandy@netscape.net>
19768 * config/avr/avr.c (expand_prologue): Use correct QI mode frame
19769 pointer for tiny stack.
19771 2008-01-28 Bernhard Fischer <aldot@gcc.gnu.org>
19773 * doc/tree-ssa.texi: Add cindex PHI nodes and improve wording.
19775 2008-01-28 Bernhard Fischer <aldot@gcc.gnu.org>
19777 * config/vx-common.h: Fix typo in comment.
19779 2008-01-28 Ian Lance Taylor <iant@google.com>
19783 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Don't
19784 coalesce pointers if they have different DECL_NO_TBAA_P values.
19785 * tree-ssa-copy.c (may_propagate_copy): Don't propagate copies
19786 between variables with different DECL_NO_TBAA_P values.
19788 2008-01-28 Nathan Froyd <froydnj@codesourcery.com>
19791 * config/rs6000/rs6000.c (small_data_operand): Vectors and floats
19792 are not legitimate small data references on SPE targets.
19794 2008-01-28 David Daney <ddaney@avtrex.com>
19796 * doc/install.texi (mips-*-*): Recommend binutils 2.18.
19798 2008-01-28 David Daney <ddaney@avtrex.com>
19800 * doc/install.texi (--disable-libgcj-bc): Reword documentation.
19802 2008-01-27 Joseph Myers <joseph@codesourcery.com>
19804 * config.gcc (strongarm*-*, ep9312*-*, xscale*-*, parisc*-*,
19805 m680[012]0-*, *-*-beos*, *-*-kaos*, *-*-linux*aout*,
19806 *-*-linux*libc1*, *-*-solaris2.[0-6], *-*-solaris2.[0-6].*,
19807 *-*-sysv*, *-*-windiss*, alpha*-*-unicosmk*, cris-*-aout,
19808 hppa1.1-*-pro*, hppa1.1-*-osf*, hppa1.1-*-bsd*,
19809 i[34567]86-sequent-ptx4*, i[34567]86-*-nto-qnx*,
19810 i[34567]86-*-sco3.2v5*, i[34567]86-*-uwin*, powerpc-*-chorusos*,
19811 vax-*-bsd*, vax-*-ultrix*): Mark obsolete.
19813 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
19815 * basic-block.h (condjump_equiv_p): Fix comment.
19817 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
19819 * tree-pretty-print.c (print_generic_decl, print_generic_stmt,
19820 print_generic_stmt_indented): Fix comment.
19822 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
19824 * configure.ac (__stack_chk_fail): Add detecion for availability
19825 of SSP in uClibc by checking if __UCLIBC_HAS_SSP__ is defined.
19826 * configure: Regenerate.
19828 2008-01-26 Maxim Kuvyrkov <maxim@codesourcery.com>
19830 PR middle-end/34688
19831 * final.c (output_addr_const): Handle TRUNCATE.
19833 2008-01-26 Zdenek Dvorak <ook@ucw.cz>
19836 * tree-ssa-loop-ivopts.c (comp_cost): New type.
19837 (zero_cost, infinite_cost): New constants.
19838 (struct cost_pair): Change type of cost to comp_cost.
19839 (struct iv_ca): Change type of cand_use_cost and cost to comp_cost.
19840 (new_cost, add_costs, sub_costs, compare_costs, infinite_cost_p):
19842 (set_use_iv_cost, force_expr_to_var_cost, force_var_cost,
19843 split_address_cost, ptr_difference_cost, difference_cost,
19844 get_computation_cost_at, get_computation_cost,
19845 determine_use_iv_cost_generic, determine_use_iv_cost_address,
19846 determine_use_iv_cost_condition, determine_use_iv_costs,
19847 cheaper_cost_pair, iv_ca_recount_cost, iv_ca_set_no_cp,
19848 iv_ca_set_cp, iv_ca_cost, iv_ca_new, iv_ca_dump, iv_ca_extend,
19849 iv_ca_narrow, iv_ca_prune, try_improve_iv_set, find_optimal_iv_set):
19850 Change type of cost to comp_cost.
19851 (determine_iv_cost): Increase cost of non-original ivs, instead
19852 of decreasing the cost of original ones.
19853 (get_address_cost): Indicate the complexity of the addressing mode
19855 (try_add_cand_for): Prefer using ivs not specific to some object.
19856 * tree-flow.h (force_expr_to_var_cost): Declaration removed.
19858 2008-01-26 Peter Bergner <bergner@vnet.ibm.com>
19859 Janis Johnson <janis187@us.ibm.com>
19862 * doc/tm.texi (TARGET_EXPAND_TO_RTL_HOOK): Document.
19863 (TARGET_INSTANTIATE_DECLS): Likewise.
19864 * target.h (expand_to_rtl_hook): New target hook.
19865 (instantiate_decls): Likewise.
19866 * function.c (instantiate_decl): Make non-static. Rename to...
19867 (instantiate_decl_rtl): ... this.
19868 (instantiate_expr): Use instantiate_decl_rtl.
19869 (instantiate_decls_1): Likewise.
19870 (instantiate_decls): Likewise.
19871 (instantiate_virtual_regs: Call new instantiate_decls taget hook.
19872 * function.h (instantiate_decl_rtl): Add prototype.
19873 * cfgexpand.c (target.h): New include.
19874 (tree_expand_cfg): Call new expand_to_rtl_hook target hook.
19875 * target-def.h (TARGET_EXPAND_TO_RTL_HOOK): New define.
19876 (TARGET_INSTANTIATE_DECLS): Likewise.
19877 (TARGET_INITIALIZER): New target hooks added.
19878 * config/rs6000/rs6000-protos.h (rs6000_secondary_memory_needed_rtx):
19880 * config/rs6000/rs6000.c (tree-flow.h): New include.
19881 (machine_function): Add sdmode_stack_slot field.
19882 (rs6000_alloc_sdmode_stack_slot): New function.
19883 (rs6000_instantiate_decls): Likewise.
19884 (rs6000_secondary_memory_needed_rtx): Likewise.
19885 (rs6000_check_sdmode): Likewise.
19886 (TARGET_EXPAND_TO_RTL_HOOK): Target macro defined.
19887 (TARGET_INSTANTIATE_DECLS): Likewise.
19888 (rs6000_hard_regno_mode_ok): Allow SDmode.
19889 (num_insns_constant): Likewise. Handle _Decimal32 constants.
19890 (rs6000_emit_move): Handle SDmode.
19891 (function_arg_advance): Likewise.
19892 (function_arg): Likewise.
19893 (rs6000_gimplify_va_arg): Likewise. Add special handling of
19894 SDmode var args for 32-bit compiles.
19895 (rs6000_secondary_reload_class): Handle SDmode.
19896 (rs6000_output_function_epilogue): Likewise.
19897 (rs6000_function_value): Simplify if statement.
19898 (rs6000_libcall_value): Likewise.
19899 * config/rs6000/rs6000.h (SLOW_UNALIGNED_ACCESS): Handle SDmode.
19900 (SECONDARY_MEMORY_NEEDED_RTX): Add define.
19901 * config/rs6000/dfp.md (movsd): New define_expand and splitter.
19902 (movsd_hardfloat): New define_insn.
19903 (movsd_softfloat): Likewise.
19904 (movsd_store): Likewise.
19905 (movsd_load): Likewise.
19906 (extendsddd2): Likewise.
19907 (extendsdtd2): Likewise.
19908 (truncddsd2): Likewise.
19909 (movdd_hardfloat64): Fixup comment.
19910 (UNSPEC_MOVSD_LOAD): New constant.
19911 (UNSPEC_MOVSD_STORE): Likewise.
19913 2008-01-26 Jakub Jelinek <jakub@redhat.com>
19916 * c-pretty-print.c (pp_c_exclusive_or_expression): Handle
19918 (pp_c_logical_and_expression): Handle TRUTH_AND_EXPR.
19919 (pp_c_logical_or_expression): Handle TRUTH_OR_EXPR.
19920 (pp_c_expression): Handle TRUTH_AND_EXPR, TRUTH_OR_EXPR
19921 and TRUTH_XOR_EXPR.
19923 2008-01-26 David Edelsohn <edelsohn@gnu.org>
19926 * config.gcc: Separate AIX 5.3 from AIX 6.1.
19927 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
19928 __LONGDOUBLE128 too.
19929 * config/rs6000/aix61.h: New file.
19931 2008-01-26 Richard Sandiford <rsandifo@nildram.co.uk>
19933 PR rtl-optimization/34959
19934 * optabs.c (expand_unop): In libcall notes, give ffs, clz, ctz,
19935 popcount and parity rtxes the same mode as their operand.
19936 Truncate or extend the result to the return value's mode
19939 2008-01-26 Richard Sandiford <rsandifo@nildram.co.uk>
19942 * config/mips/mips-protos.h (mips_expand_call): Return an rtx.
19943 * config/mips/mips.h (FIRST_PSEUDO_REGISTER): Rename FAKE_CALL_REGNO
19944 to GOT_VERSION_REGNUM.
19945 (CALL_REALLY_USED_REGISTERS): Set the GOT_VERSION_REGNUM entry to 0.
19946 (EPILOGUE_USES): Include GOT_VERSION_REGNUM if TARGET_USE_GOT.
19947 * config/mips/mips.c (mips_emit_call_insn): New function.
19948 (mips_call_tls_get_addr): Call mips_expand_call directly.
19949 (mips16_copy_fpr_return_value): Use mips_emit_call_insn rather than
19951 (mips16_build_call_stub): Likewise. Return the call insn or null.
19952 (mips_expand_call): Update the call to mips16_build_call_stub
19953 accordingly and a remove redundant condition. Assert that MIPS16
19954 stubs do not use lazy binding. Use mips_emit_call_insn and return
19956 (mips_extra_live_on_entry): Include GOT_VERSION_REGNUM if
19958 (mips_hard_regno_mode_ok_p): Allow SImode for GOT_VERSION_REGNUM.
19959 (mips_avoid_hazard): Remove hazard_set handling.
19960 * config/mips/mips.md (UNSPEC_EH_RECEIVER): Rename to...
19961 (UNSPEC_RESTORE_GP): ...this.
19962 (UNSPEC_SET_GOT_VERSION, UNSPEC_UPDATE_GOT_VERSION): New constants.
19963 (FAKE_CALL_REGNO): Rename to...
19964 (GOT_VERSION_REGNUM): ...this.
19965 (type): Add "ghost" value. Add an associated insn reservation.
19966 (hazard_set): Remove.
19967 (exception_receiver): Rename to...
19968 (restore_gp): ...this and update the unspec identifier accordingly.
19969 (exception_receiver, nonlocal_got_receiver): New expanders.
19970 (load_call<mode>): Use GOT_VERSION_REGNUM. Don't set
19971 FAKE_CALL_REGNO. Remove hazard_set attribute.
19972 (set_got_version, update_got_version): New patterns.
19974 2008-01-26 Danny Smith <dannysmith@users.sourceforge.net>
19977 * config/i386/cygming.h (ASM_OUTPUT_LABELREF): Define.
19979 2008-01-25 Joseph Myers <joseph@codesourcery.com>
19982 * doc/install.texi2html: Generate gcc-vers.texi.
19984 2008-01-25 DJ Delorie <dj@redhat.com>
19986 * config/m32c/m32c.h (ASM_PREFERRED_EH_DATA_FORMAT): Define.
19988 2008-01-25 Joseph Myers <joseph@codesourcery.com>
19990 * config/c4x: Remove directory.
19991 * config.gcc (crx-*, mt-*): Mark obsolete.
19992 (c4x-*, tic4x-*, c4x-*-rtems*, tic4x-*-rtems*, c4x-*, tic4x-*,
19993 h8300-*-rtemscoff*, ns32k-*-netbsdelf*, ns32k-*-netbsd*,
19994 sh-*-rtemscoff*): Remove cases.
19995 * defaults.h (C4X_FLOAT_FORMAT): Remove.
19996 * real.c (encode_c4x_single, decode_c4x_single,
19997 encode_c4x_extended, decode_c4x_extended, c4x_single_format,
19998 c4x_extended_format): Remove.
19999 * real.h (c4x_single_format, c4x_extended_format): Remove.
20000 * doc/extend.texi (interrupt, naked): Remove mention of attributes
20002 (Pragmas): Remove comment about c4x pragmas.
20003 * doc/install.texi (c4x): Remove target-specific instructions.
20004 * doc/invoke.texi (TMS320C3x/C4x Options): Remove.
20005 * doc/md.texi (Machine Constraints): Remove C4x documentation.
20006 * doc/tm.texi (MEMBER_TYPE_FORCES_BLK, c_register_pragma): Do not
20007 refer to C4x source files as examples.
20008 (C4X_FLOAT_FORMAT): Remove documentation.
20010 2008-01-25 Bernd Schmidt <bernd.schmidt@analog.com>
20012 * config/bfin/bfin.c (override_options): Reorder tests so that
20013 flag_pic gets enabled for -msep-data.
20015 2008-01-25 Richard Guenther <rguenther@suse.de>
20017 PR middle-end/32244
20018 * expr.c (expand_expr_real_1): Reduce result of LSHIFT_EXPR
20019 to its bitfield precision if required.
20021 2008-01-25 Jakub Jelinek <jakub@redhat.com>
20023 PR middle-end/33880
20024 * tree-nested.c (walk_omp_for): New function.
20025 (convert_nonlocal_reference, convert_local_reference): Call
20026 walk_omp_for on OMP_FOR.
20027 (convert_call_expr): Call walk_body on OMP_FOR's
20028 OMP_FOR_PRE_INIT_BODY.
20030 2008-01-25 Richard Guenther <rguenther@suse.de>
20032 PR tree-optimization/34966
20033 * tree-ssa-math-opts.c (execute_cse_sincos_1): For all but
20034 default defs and PHI_NODEs we have to insert after the
20035 defining statement.
20037 2008-01-24 Nick Clifton <nickc@redhat.com>
20039 * config/stormy16/stormy16-lib2.c (MIN_UNITS_PER_WORD):
20040 Provide a default definition.
20041 (LIBGCC2_UNITS_PER_WORD): Likewise.
20043 * config/stormy16/stormy16.c: Include df.h for the prototype
20044 for df_regs_ever_live_p.
20045 (xstormy16_expand_builtin_va_start): Convert the stack offset
20046 into a component_ref and then use POINTER_PLUS_EXPR to add it
20047 to the incoming_virtual_args_rtx.
20048 (xstormy16_gimplify_va_arg_expr): Rename to
20049 xstormy16_gimplify_va_arg_expr.
20050 Use POINTER_PLUS_EXPR when performing pointer arithmetic.
20051 (TARGET_GIMPLIFY_VA_ARG_EXPR): Use renamed
20052 xstormy16_gimplify_va_arg_expr.
20053 Fix up some formatting issues.
20055 * config/stormy16/stormy16.c: (xstormy16_carry_plus_operand):
20056 Move to predicates.md.
20057 (xs_hi_general_operand): Likewise.
20058 (xs_hi_nonmemory_operand): Likewise.
20059 * config/stormy16/predicates.md:
20060 (xstormy16_carry_plus_operand): New predicate.
20061 (xs_hi_general_operand): New predicate.
20062 (xs_hi_nonmemory_operand): New predicate.
20063 * config/stormy16/stormy16-protos.h:
20064 (xstormy16_carry_plus_operand): Delete prototype.
20065 (xs_hi_general_operand): Likewise.
20066 (xs_hi_nonmemory_operand): Likewise.
20068 * config/storm16/stormy16.md (addhi3): Remove earlyclobber
20069 modifiers as they are no longer needed and they can trigger
20070 reload spill failures.
20072 * config/storm16/stormy16.md (ineqbranchsi): Replace match_dup
20073 with a match_operand in order to help reload.
20075 * config/storm16/stormy16.md (movhi_internal): Replace 'r'
20076 constraint with 'e' for the 8th alternative as this version of
20077 the mov.w instruction only accepts the lower 8 registers.
20079 2008-01-25 Uros Bizjak <ubizjak@gmail.com>
20082 * simplifx-rtx.c (simplify_const_binary_operation) [VEC_CONCAT]:
20083 Consider only CONST_INT, CONST_DOUBLE and CONST_FIXED as constant
20086 2008-01-25 Jakub Jelinek <jakub@redhat.com>
20088 PR middle-end/33333
20089 * gimplify.c (gimplify_omp_for): Gimplify OMP_FOR_PRE_BODY.
20091 2008-01-25 Golovanevsky Olga <olga@il.ibm.com>
20093 * ipa-struct-reorg.c (remove_str_allocs_in_func, remove_str_allocs):
20095 (remove_structure): Update allocations list before removing structure.
20097 2008-01-25 Golovanevsky Olga <olga@il.ibm.com>
20099 * ipa-struct-reorg.c (is_safe_cond_expr,
20100 create_new_stmts_for_cond_expr): Use integer_zerop function,
20101 that recognize not only zero-pointer, but zero-integer too.
20103 2008-01-25 Ben Elliston <bje@au.ibm.com>
20106 * fixproto: Escape "." in sed expression that strips leading "./".
20108 2008-01-24 H.J. Lu <hongjiu.lu@intel.com>
20111 * gcc.c (SWITCH_OK): Removed.
20112 (SWITCH_LIVE): Changed to bit.
20113 (SWITCH_FALSE): Likewise.
20114 (SWITCH_IGNORE): Likewise.
20115 (switchstr): Change live_cond to unsigned int.
20116 (process_command): Replace SWITCH_OK with 0.
20117 (do_self_spec): Likewise.
20118 (set_collect_gcc_options): Check the SWITCH_IGNORE bit.
20119 (give_switch): Likewise.
20120 (used_arg): Likewise.
20121 (do_spec_1): Set the SWITCH_IGNORE bit.
20122 (check_live_switch): Check both SWITCH_LIVE and SWITCH_FALSE
20123 bits. Set the SWITCH_LIVE bit.
20125 2008-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
20127 * config/s390/s390.h (MOVE_RATIO): Define new target macro.
20129 2008-01-24 Richard Sandiford <rsandifo@nildram.co.uk>
20131 PR tree-optimization/34472
20132 * ipa-struct-reorg.c (safe_cond_expr_check): Change the DATA
20133 parameter to a "bool *" and set *DATA to false if there is
20134 an unsafe access. Do not delete the structure here.
20135 (check_cond_exprs): Delete it here instead.
20136 (check_cond_exprs, exclude_cold_structs): Do not increase
20137 I when removing a structure.
20139 2008-01-24 Uros Bizjak <ubizjak@gmail.com>
20142 * config/i386/i386.c (ix86_expand_vector_init): Consider only
20143 CONST_INT, CONST_DOUBLE and CONST_FIXED as constant vector elements.
20145 2008-01-24 Jakub Jakub Jelinek <jakub@redhat.com>
20147 PR middle-end/34934
20148 * tree-stdarg.c (reachable_at_most_once): Use VEC vector instead of
20149 a fixed vector for stack.
20151 2008-01-24 Ben Elliston <bje@au.ibm.com>
20154 * doc/gcc.texi (Software development): Add a direntry for g++.
20156 2008-01-23 Hans-Peter Nilsson <hp@axis.com>
20158 * config/cris/cris.h (CC1PLUS_SPEC, OPTIMIZATION_OPTIONS): Drop
20159 stale and straggling -fforce-addr comments above.
20161 * config/cris/cris.h (CRIS_SUBTARGET_VERSION, TARGET_VERSION): Don't
20163 * config/cris/linux.h (CRIS_SUBTARGET_VERSION): Don't define.
20164 * config/cris/aout.h (CRIS_SUBTARGET_VERSION): Don't define.
20166 2008-01-23 Michael Matz <matz@suse.de>
20169 * dwarf2out.c (force_type_die): Use modified_type_die instead of
20172 2008-01-23 Andreas Krebbel <krebbel1@de.ibm.com>
20174 * ipa-struct-reorg.c (create_new_malloc): Use pointer type as
20175 malloc result type.
20177 2008-01-23 Anatoly Sokolov <aesok@post.ru>
20179 * config/avr/avr.c (avr_current_arch): New variable.
20180 (avr_arch_types): Add 'avr31' and 'avr51' entries.
20181 (avr_arch): Add 'ARCH_AVR31' and 'ARCH_AVR51'.
20182 (avr_mcu_types): Add 'avr31' and 'avr51' architectures.
20183 (avr_override_options): Init 'avr_current_arch'.
20184 (base_arch_s): Move from here...
20185 * config/avr/avr.h (base_arch_s): ... here. Add new members
20186 'have_elpm', 'have_elpmx', 'have_eijmp_eicall', 'reserved'. Rename
20187 'mega' to 'have_jmp_call'.
20188 (TARGET_CPU_CPP_BUILTINS): Define "__AVR_HAVE_JMP_CALL__",
20189 "__AVR_HAVE_RAMPZ__", "__AVR_HAVE_ELPM__" and "__AVR_HAVE_ELPMX__"
20191 (LINK_SPEC, CRT_BINUTILS_SPECS, ASM_SPEC): Add 'avr31' and 'avr51'
20193 * config/avr/t-avr (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
20194 MULTILIB_MATCHES): Ditto.
20196 2008-01-23 Richard Guenther <rguenther@suse.de>
20198 PR middle-end/31529
20199 * cgraphunit.c (cgraph_reset_node): Always mark the node
20200 not reachable if it is not queued already.
20202 2008-01-23 Bernd Schmidt <bernd.schmidt@analog.com>
20204 * config/bfin/bfin-protos.h (WA_RETS, ENABLE_WA_RETS): New macros.
20205 * config/bfin/bfin.c (bfin_cpus): Add WA_RETS everywhere.
20206 (cputype_selected): New static variable.
20207 (bfin_handle_option): Set it if -mcpu is used.
20208 (override_option): Select default set of workarounds if no cpu type
20209 selected on the command line.
20210 (workaround_rts_anomaly): Only run if ENABLE_WA_RETS.
20212 From Michael Frysinger <michael.frysinger@analog.com>
20213 * config/bfin/bfin-protos.h (enum bfin_cpu_type): Add
20214 BFIN_CPU_BF547, BFIN_CPU_BF523, BFIN_CPU_BF524, and BFIN_CPU_BF526.
20216 * config/bfin/elf.h (LIB_SPEC): Use proper linker script
20217 for bf547, bf523, bf524, and bf526.
20218 * config/bfin/bfin.c (bfin_cpus[]): Add bf547, bf523, bf524, and
20220 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define
20221 __ADSPBF523__ for bf523, __ADSPBF524__ for bf524,
20222 __ADSPBF526__ for bf526, __ADSPBF52x__ for all three, as well as
20223 __ADSPBF547__ and __ADSPBF54x__ for bf547.
20224 * doc/invoke.texi (Blackfin Options): Document that
20225 -mcpu now accept bf547, bf523, bf524, and bf526.
20227 2008-01-22 Eric Botcazou <ebotcazou@adacore.com>
20229 PR rtl-optimization/34628
20230 * combine.c (try_combine): Stop and undo after the first combination
20231 if an autoincrement side-effect on the first insn has effectively
20234 2008-01-22 David Edelsohn <edelsohn@gnu.org>
20237 * config/rs6000/rs6000.c (rs6000_legitimate_offset_address_p):
20238 Offset addresses are not valid for Altivec or paired float modes.
20240 2008-01-22 Jakub Jelinek <jakub@redhat.com>
20243 * c-parser.c (c_parser_omp_for_loop): Don't call c_finish_omp_for
20244 if DECL_INITIAL (decl) is error_mark_node.
20247 * c-common.c (handle_vector_size_attribute): Only allow
20248 integral, scalar float and fixed point types. Handle OFFSET_TYPE
20249 the same way as pointer, array etc. types.
20250 * tree.c (reconstruct_complex_type): Handle OFFSET_TYPE.
20253 * tree.c (build_type_attribute_qual_variant): Call
20254 build_qualified_type if attributes are equal, but quals are not.
20256 2008-01-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
20259 * doc/invoke.texi (-Wall): -Wall enables -Wstrict-overflow=1.
20260 * flags.h (warn_strict_aliasing): Remove.
20261 (warn_strict_overflow): Remove.
20262 * opts.c (warn_strict_aliasing): Remove.
20263 (warn_strict_overflow): Remove.
20264 * c-opts.c (c_common_handle_option): -Wall only sets
20265 -Wstrict-aliasing or -Wstrict-overflow if they are uninitialized.
20266 (c_common_post_options): Give default values to -Wstrict-aliasing
20267 and -Wstrict-overflow if they are uninitialized.
20268 * common.opt (Wstrict-aliasing): Specify Var and Init.
20269 (Wstrict-overflow): Likewise.
20271 2008-01-22 Kenneth Zadeck <zadeck@naturalbridge.com>
20273 PR rtl-optimization/26854
20274 PR rtl-optimization/34400
20275 PR rtl-optimization/34884
20276 * ddg.c (create_ddg_dep_from_intra_loop_link): Use
20278 * df.h (df_changeable_flags.DF_RD_NO_TRIM): Deleted
20279 (df_rd_bb_info.expanded_lr_out): Deleted
20280 * loop_invariant.c (find_defs): Deleted DF_RD_NO_TRIM flag.
20281 * loop_iv.c (iv_analysis_loop_init): Ditto. * df-problems.c
20282 (df_rd_free_bb_info, df_rd_alloc, df_rd_confluence_n,
20283 df_rd_bb_local_compute, df_rd_transfer_function, df_rd_free):
20284 Removed code to allocate, initialize or free expanded_lr_out.
20285 (df_rd_bb_local_compute_process_def): Restructured to make more
20287 (df_rd_confluence_n): Removed code to no apply invalidate_by_call
20288 sets if the sets are being trimmed.
20290 2008-01-22 H.J. Lu <hongjiu.lu@intel.com>
20293 * configure.ac (ld_vers): Support GNU linker version xx.xx.*
20294 (as_vers): Likewise.
20295 * configure: Regenerated.
20297 2008-01-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
20299 PR middle-end/33092
20300 * tree-pass.h (pass_build_alias): New pass.
20301 * tree-ssa-alias.c (gate_build_alias): New.
20302 (pass_build_alias): New.
20303 * passes.c (init_optimization_passes): Add pass_build_alias after
20304 pass_create_structure_vars.
20306 2008-01-22 Wolfgang Gellerich <gellerich@de.ibm.com>
20308 * config/s390/s390.h (S390_TDC_POSITIVE_NORMALIZED_NUMBER):
20309 Renamed to S390_TDC_POSITIVE_NORMALIZED_BFP_NUMBER.
20310 (S390_TDC_NEGATIVE_NORMALIZED_NUMBER): Renamed to
20311 S390_TDC_NEGATIVE_NORMALIZED_BFP_NUMBER.
20312 (S390_TDC_POSITIVE_DENORMALIZED_NUMBER): Renamed to
20313 S390_TDC_POSITIVE_DENORMALIZED_BFP_NUMBER.
20314 (S390_TDC_NEGATIVE_DENORMALIZED_NUMBER): Renamed to
20315 S390_TDC_NEGATIVE_DENORMALIZED_BFP_NUMBER.
20316 (S390_TDC_POSITIVE_NORMALIZED_BFP_NUMBER): New constant.
20317 (S390_TDC_NEGATIVE_NORMALIZED_BFP_NUMBER): New constant.
20318 (S390_TDC_POSITIVE_DENORMALIZED_BFP_NUMBER): New constant.
20319 (S390_TDC_NEGATIVE_DENORMALIZED_BFP_NUMBER): New constant.
20320 * config/s390/s390.md (FP_ALL): New mode iterator.
20321 (_d): New mode attribute.
20322 ("*signbit<mode>2>"): Changed mode of first operand.
20323 ("isinf<mode>2"): Changed mode of first operand.
20324 ("*TDC_insn"): Adaptation for DFP modes.
20326 2008-01-22 Ben Elliston <bje@au.ibm.com>
20328 * tree.c (check_qualified_type): Improve function description.
20330 2008-01-21 Jason Merrill <jason@redhat.com>
20333 * tree.h (TRY_CATCH_IS_CLEANUP): New macro.
20334 * tree-eh.c (honor_protect_cleanup_actions): Strip TRY_CATCH_EXPR
20337 2008-01-21 DJ Delorie <dj@redhat.com>
20339 * doc/tm.texi (HARD_REGNO_NREGS): Note that this macro must not
20342 2008-01-21 Richard Guenther <rguenther@suse.de>
20344 PR middle-end/34856
20345 * tree-cfg.c (verify_expr): Allow all invariant expressions
20346 instead of just constant class ones as reference argument.
20347 * tree-ssa-loop-im.c (for_each_index): Handle CONSTRUCTOR
20348 like any other constant.
20349 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Likewise.
20351 2008-01-21 H.J. Lu <hongjiu.lu@intel.com>
20353 * regmove.c (fixup_match_1): Update call crossed frequencies.
20355 2008-01-21 Richard Guenther <rguenther@suse.de>
20358 * tree-inline.c (setup_one_parameter): Deal with mismatched
20359 types using a VIEW_CONVERT_EXPR.
20361 2008-01-21 Alon Dayan <alond@il.ibm.com>
20362 Olga Golovanevsky <olga@il.ibm.com>
20364 PR tree-optimization/34701
20365 * ipa-struct-reorg.c (gen_size): Fix the malloc parameter calculation
20366 when the structure size is not a power of 2.
20368 2008-01-20 Kenneth Zadeck <zadeck@naturalbridge.com>
20370 * doc/install.texi: Add doc for --enable-checking=df.
20372 2008-01-20 Kaz Kojima <kkojima@gcc.gnu.org>
20374 PR rtl-optimization/34808
20375 * emit-rtl.c (try_split): Handle REG_RETVAL notes.
20377 2008-01-20 Richard Sandiford <rsandifo@nildram.co.uk>
20379 * global.c (find_reg): Only compute EH_RETURN_DATA_REGNO once per
20382 2008-01-19 Kenneth Zadeck <zadeck@naturalbridge.com>
20384 PR rtl-optimization/26854
20385 PR rtl-optimization/34400
20386 * ddg.c (create_ddg_dep_from_intra_loop_link): Do not use
20388 * df.h (df_changeable_flags.DF_RD_NO_TRIM): New.
20389 (df_rd_bb_info.expanded_lr_out): New.
20390 * loop_invariant.c (find_defs): Added DF_RD_NO_TRIM flag.
20391 * loop_iv.c (iv_analysis_loop_init): Ditto.
20392 * df-problems.c (df_rd_free_bb_info, df_rd_alloc, df_rd_confluence_n,
20393 df_rd_bb_local_compute, df_rd_transfer_function, df_rd_free):
20394 Added code to allocate, initialize or free expanded_lr_out.
20395 (df_rd_bb_local_compute_process_def): Restructured to make
20396 more understandable.
20397 (df_rd_confluence_n): Add code to do nothing with fake edges and
20398 code to no apply invalidate_by_call sets if the sets are being trimmed.
20399 (df_lr_local_finalize): Renamed to df_lr_finalize.
20400 (df_live_local_finalize): Renamed to df_live_finalize.
20402 2008-01-20 Richard Sandiford <rsandifo@nildram.co.uk>
20405 * config/mips/mips.md (div<mode>3): Use <recip_condition> when
20406 deciding whether to use reciprocal instructions.
20408 2008-01-19 Uros Bizjak <ubizjak@gmail.com>
20410 * dwarf2out.c (dwarf2out_switch_text_section): Do not call
20411 dwarf2out_note_section_used if cold_text_section is NULL.
20413 2008-01-19 Jakub Jelinek <jakub@redhat.com>
20415 PR gcov-profile/34610
20416 * tree-cfg.c (make_edges): Mark both outgoing edges from
20417 OMP_CONTINUE and from OMP_FOR as EDGE_ABNORMAL.
20418 * omp-low.c (expand_omp_for): Clear EDGE_ABNORMAL bits
20419 from OMP_FOR and OMP_CONTINUE outgoing edges.
20421 * tree-profile.c (tree_profiling): Return early if
20422 cfun->after_tree_profile != 0. Set cfun->after_tree_profile
20424 * omp-low.c (expand_omp_parallel): Copy after_tree_profile
20425 from cfun to child_cfun.
20426 * function.h (struct function): Add after_tree_profile bit.
20428 2008-01-19 Anatoly Sokolov <aesok@post.ru>
20430 * config/avr/avr.S (_exit): Disable interrupt.
20432 2008-01-18 Kenneth Zadeck <zadeck@naturalbridge.com>
20433 Steven Bosscher <stevenb.gcc@gmail.com>
20435 PR rtl-optimization/26854
20436 PR rtl-optimization/34400
20437 * df-problems.c (df_live_scratch): New scratch bitmap.
20438 (df_live_alloc): Allocate df_live_scratch when doing df_live.
20439 (df_live_reset): Clear the proper bitmaps.
20440 (df_live_bb_local_compute): Only process the artificial defs once
20441 since the order is not important.
20442 (df_live_init): Init the df_live sets only with the variables
20443 found live by df_lr.
20444 (df_live_transfer_function): Use the df_lr sets to prune the
20445 df_live sets as they are being computed.
20446 (df_live_free): Free df_live_scratch.
20448 2008-01-18 Ian Lance Taylor <iant@google.com>
20450 * common.opt: Add fmerge-debug-strings.
20451 * dwarf2out.c (DEBUG_STR_SECTION_FLAGS): Test
20452 flag_merge_debug_strings rather than flag_merge_constants.
20453 * doc/invoke.texi (Option Summary): Mention
20454 -fmerge-debug-strings.
20455 (Debugging Options): Document -fmerge-debug-strings.
20457 2008-01-18 Ian Lance Taylor <iant@google.com>
20460 * tree.h (DECL_IS_OPERATOR_NEW): Define.
20461 (struct tree_function_decl): Add new field operator_new_flag.
20462 * tree-inline.c (expand_call_inline): When inlining a call to
20463 operator new, force the return value to go into a variable, and
20464 set DECL_NO_TBAA_P on that variable.
20465 * c-decl.c (merge_decls): Merge DECL_IS_OPERATOR_NEW flag.
20467 2008-01-18 Uros Bizjak <ubizjak@gmail.com>
20470 * dwarf2out.c (dwarf2out_switch_text_section): Do not guard with
20471 DWARF2_DEBUGGING_INFO.
20472 (dwarf2out_note_section_used): Ditto. Add prototype.
20473 (have_multiple_function_sections, text_section_used,
20474 cold_text_section_used, *cold_text_sections): Move declarations
20477 2008-01-17 Bob Wilson <bob.wilson@acm.org>
20479 * config/xtensa/unwind-dw2-xtensa.h (_Unwind_FrameState): Remove pc
20480 field and add signal_ra.
20481 * config/xtensa/unwind-dw2-xtensa.c (uw_frame_state_for): Remove
20482 assignments to frame state pc. Move end of stack check after
20483 MD_FALLBACK_FRAME_STATE_FOR.
20484 (uw_update_context_1): Use frame state signal_regs if set, instead
20485 of checking signal_frame flag.
20486 (uw_update_context): Use frame state signal_ra if set.
20487 * config/xtensa/linux.h (MD_UNWIND_SUPPORT): Define.
20488 * config/xtensa/linux-unwind.h: New file.
20490 2008-01-18 Bernhard Fischer <aldot@gcc.gnu.org>
20492 * modulo-sched.c (get_sched_window): Fix comment typo.
20494 2008-01-17 Andrew MacLeod <amacleod@redhat.com>
20496 PR tree-optimization/34648
20497 * tree-ssa-sccvn.c (visit_use): Expressions which can throw are varying.
20499 2008-01-17 Anatoly Sokolov <aesok@post.ru>
20501 * config/avr/avr.h (LINK_SPEC): Support -mrelax and -mpmem-wrap-around.
20502 * config/avr/avr.opt (mrelax, mpmem-wrap-around): Add.
20504 2008-01-17 Seongbae Park <seongbae.park@gmail.com>
20506 PR rtl-optimization/34400
20507 * df-core.c (df_worklist_dataflow_overeager,
20508 df_worklist_dataflow_doublequeue): New functions.
20509 (df_worklist_dataflow): Two different worklist solvers.
20510 * params.def (PARAM_DF_DOUBLE_QUEUE_THRESHOLD_FACTOR):
20513 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
20516 * doc/invoke.texi: Document the dependence on pthread for fopenmp
20517 and ftree-parallelize-loops.
20519 2008-01-17 Mircea Namolaru <namolaru@il.ibm.com>
20521 PR rtl-optimization/34826
20522 * loop-doloop (doloop_modify): Update the REG_BR_PROB note.
20524 2008-01-17 Andreas Krebbel <krebbel1@de.ibm.com>
20526 * global.c (find_reg): Mark the eh regs as used if necessary.
20527 * ra-conflict.c (global_conflicts): Set no_eh_reg flag.
20528 * ra.h (struct allocno): no_eh_reg field added. Changed
20529 no_stack_reg type to bitfield.
20531 2008-01-17 Eric Botcazou <ebotcazou@adacore.com>
20533 * tree.c (substitute_in_expr): Add missing 'break'.
20535 2008-01-17 Richard Guenther <rguenther@suse.de>
20537 PR tree-optimization/34825
20538 * tree-ssa-math-opts.c (is_division_by): Do not recognize
20539 x / x as division to handle.
20541 2008-01-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
20543 * pa64-hpux.h (LIB_SPEC): Add "-lpthread" in shared links if "-mt" or
20544 "-pthread" is specified.
20545 * pa-hpux11.h (LIB_SPEC): Likewise.
20547 2008-01-16 Janis Johnson <janis187@us.ibm.com>
20548 Peter Bergner <bergner@vnet.ibm.com>
20550 PR rtl-optimization/33796
20551 * sparseset.c (sparseset_alloc): Use xcalloc rather than xmalloc.
20553 2008-01-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
20555 PR libgfortran/34699
20556 * pa-hpux.h (LINK_SPEC): Only search /lib/pa1.1 and /usr/lib/pa1.1 on
20558 * pa-hpux10.h (LINK_SPEC): Likewise.
20559 * pa-hpux11.h (LINK_SPEC): Don't search /lib/pa1.1 and /usr/lib/pa1.1.
20561 2008-01-16 Richard Guenther <rguenther@suse.de>
20563 PR middle-end/32628
20564 * fold-const.c (fold_convert_const_int_from_int): Do not
20565 set overflow if that occured only because of a sign extension
20566 change when converting from/to a sizetype with the same
20567 precision and signedness.
20569 2008-01-16 Uros Bizjak <ubizjak@gmail.com>
20572 * dwarf2out.c (output_call_frame_info): Move output of FDE initial
20573 location address to the correct place. Update copyright year.
20575 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
20577 * lambda-code.c (lambda_transform_legal_p): Handle the case of
20578 no dependences in the dependence_relations vector.
20580 2008-01-16 Jan Hubicka <jh@suse.cz>
20582 PR rtl-optimization/31396
20583 * regstat.c (regstat_bb_compute_ri): Compute FREQ_CALLS_CROSSED.
20584 * cfg.c (dump_reg_info): Print it.
20585 * regs.h (struct reg_info_t): add freq_calls_crossed.
20586 (REG_FREQ_CALLS_CROSSED): New macro.
20587 * global.c (global_alloc): Compute freq_calls_crossed for allocno.
20588 (find_reg): Update call of CALLER_SAVE_PROFITABLE.
20589 * regmove.c (optimize_reg_copy_1, optimize_reg_copy_2, fixup_match_2,
20590 regmove_optimize): Update call crossed frequencies.
20591 * local-alloc.c (struct qty): Add freq_calls_crossed.
20592 (alloc_qty): Copute freq_calls_crossed.
20593 (update_equiv_regs, combine_regs): Update REG_FREQ_CALLS_CROSSED.
20594 (find_free_reg): Update call of CALLER_SAVE_PROFITABLE.
20595 * ra.h (struct allocno): Add freq_calls_crossed.
20597 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
20599 * gcc.c (LINK_COMMAND_SPEC): Add includes and link options for
20600 libgomp when compiling with ftree-parallelize-loops.
20601 (GOMP_SELF_SPECS): Add -pthread for ftree-parallelize-loops.
20603 2008-01-16 Richard Guenther <rguenther@suse.de>
20605 PR tree-optimization/34769
20606 * tree-data-ref.c (initialize_matrix_A): Revert fix for PR34458.
20607 * tree.c (int_cst_value): Instead make this function more
20608 permissive in what it accepts as valid input. Document this
20609 function always sign-extends the value.
20611 2008-01-16 Jakub Jelinek <jakub@redhat.com>
20612 Richard Guenther <rguenther@suse.de>
20615 * gimplify.c (fold_indirect_ref_rhs): Rename to ...
20616 (gimple_fold_indirect_ref_rhs): ... this.
20617 (gimple_fold_indirect_ref): New function with foldings
20618 that preserve lvalueness.
20619 (gimplify_modify_expr_rhs): Call gimple_fold_indirect_ref_rhs.
20620 * tree-flow.h (gimple_fold_indirect_ref): Declare.
20621 * tree-inline.c (copy_body_r): Use gimple_fold_indirect_ref
20622 to fold an INDIRECT_REF, fall back to the old use of
20623 fold_indirect_ref_1.
20625 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
20627 * tree-data-ref.c (subscript_dependence_tester_1): Call
20628 free_conflict_function.
20629 (compute_self_dependence): Same.
20631 2008-01-16 Uros Bizjak <ubizjak@gmail.com>
20634 * debug.h (dwarf2out_switch_text_section): Move declaration from ...
20635 * dwarf2out.c (dwarf2out_switch_text_section): ... here. Make
20637 * final.c (final_scan_insn) [NOTE_INSN_SWITCH_TEXT_SECTIONS]:
20638 Depending on dwarf2out_do_frame, call dwarf2out_switch_text_section
20639 for DWARF2_UNWIND_INFO targets.
20641 2008-01-16 Richard Guenther <rguenther@suse.de>
20644 * c-typeck.c (common_pointer_type): Do not merge inconsistent
20645 type qualifiers for function types.
20647 2008-01-15 Jerry DeLisle <jvdelisle@gcc.gnu.org>
20649 * tree-parloops.c (gen_parallel_loop): Fix ommision of declaration for
20650 loop_iterator li from previous commit.
20652 2008-01-15 Sebastian Pop <sebastian.pop@amd.com>
20654 * tree-parloops.c (gen_parallel_loop): Free loop bound estimations.
20656 2008-01-12 Sebastian Pop <sebastian.pop@amd.com>
20658 * tree-parloops.c (loop_has_blocks_with_irreducible_flag): New.
20659 (parallelize_loops): Don't parallelize irreducible components.
20661 2008-01-14 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
20664 * c-opts (c_common_post_options): Do not enable CPP
20665 flag_pedantic_errors by default.
20667 2008-01-14 Eric Botcazou <ebotcazou@adacore.com>
20669 PR rtl-optimization/31944
20670 * cse.c (remove_pseudo_from_table): New function.
20671 (merge_equiv_classes): Use above function to remove pseudo-registers.
20672 (invalidate): Likewise.
20674 2008-01-13 Richard Guenther <rguenther@suse.de>
20676 PR middle-end/34601
20677 * emit-rtl.c (set_reg_attrs_for_decl_rtl): Use DECL_MODE
20678 instead of TYPE_MODE to deal with calls from expand_one_error_var.
20680 2008-01-13 Uros Bizjak <ubizjak@gmail.com>
20682 * gcse.c (cprop_jump): Call validate_unshare_change instead of
20683 validate_change to unshare the source of the PC set.
20685 2008-01-12 Jan Hubicka <jh@suse.cz>
20687 PR middle-end/32135
20688 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Do not construct
20689 references above array bounds. This might trigger bounds checks for
20690 pointers to arrays.
20692 2008-01-12 Sebastian Pop <sebastian.pop@amd.com>
20694 * tree-ssa-ter.c (free_temp_expr_table): Free num_in_part and
20695 new_replaceable_dependencies.
20697 2008-01-12 Doug Kwan <dougkwan@google.com>
20699 * c-decl.c: (grokdeclarator): Use OPT_Wignored_qualifiers
20700 instead of OPT_Wreturn_type in warning due to ignored return type
20702 * c-opt.c (c_common_post_option): Add -Wignored-qualifiers to
20703 options included in -Wextra.
20704 * c.opt: New option -Wignored_qualifiers.
20705 * doc/invoke.texi (Warning Options, -Wextra): Add new option
20706 -Wignore_qualifiers.
20707 (-Wignored-qualifiers): Document.
20708 (-Wreturn-type): Remove description of functionality now handled
20709 by -Wignored-qualifiers.
20711 2008-01-12 Eric Botcazou <ebotcazou@adacore.com>
20714 * fold-const.c (fold_unary) <VIEW_CONVERT_EXPR>: Fold an existing
20715 NOP_EXPR if it is between integral types with the same precision.
20717 2008-01-12 Jan Hubicka <jh@suse.cz>
20720 * invoke.texi (max-inline-recursive-depth): Fix default value.
20722 2008-01-12 Zdenek Dvorak <ook@ucw.cz>
20724 * tree-parloops.c (transform_to_exit_first_loop): Cast nit to the
20727 2008-01-11 Bob Wilson <bob.wilson@acm.org>
20729 * config/xtensa/xtensa.c (override_options): Set flag_shlib.
20731 2008-01-11 James E. Wilson <wilson@specifix.com>
20734 * config/vax/elf.h (FRAME_POINTER_CFA_OFFSET): Define.
20736 2008-01-11 Anatoly Sokolov <aesok@post.ru>
20738 * config/avr/avr.c (expand_prologue, expand_epilogue): Don't
20739 save/restore frame pointer register and don't use 'call-prologues'
20740 optimization in function with "OS_task" attribute.
20742 2008-01-11 Eric Botcazou <ebotcazou@adacore.com>
20744 PR middle-end/31309
20745 * expr.c (copy_blkmode_from_reg): Use a mode suited to the size
20746 when copying to memory.
20748 2008-01-11 Steven Bosscher <stevenb.gcc@gmail.com>
20750 PR rtl-optimization/30905
20751 * cfgcleanup.c: Include dce.h
20752 (crossjumps_occured): New global variable.
20753 (try_crossjump_bb): Exit loop after finding a fallthru edge.
20754 If something changed, set crossjumps_occured to true.
20755 (try_optimize_cfg): Clear crossjumps_occured at the beginning.
20756 Don't add/remove fake edges to exit here...
20757 (cleanup_cfg): ...but do it here, when crossjumping.
20758 Run a fast DCE when successful crossjumps occured in the latest
20759 iteration of try_optimize_cfg.
20761 2008-01-11 Richard Guenther <rguenther@suse.de>
20763 * tree-ssa-sccvn.c (struct vn_binary_op_s): Move hashcode near opcode.
20764 (struct vn_unary_op_s): Likewise.
20765 (vn_reference_insert): Free old reference on hash collision.
20767 2008-01-10 Raksit Ashok <raksit@google.com>
20769 PR rtl-optimization/27971
20770 * combine.c (find_split_point): Split PLUS expressions which are
20771 inside a MEM rtx, and whose first operand is complex.
20773 2008-01-10 DJ Delorie <dj@redhat.com>
20775 * config/m32c/m32c.c (m32c_hard_regno_nregs_1): Renamed from...
20776 (m32c_hard_regno_nregs): ...this, which is now a wrapper.
20777 (m32c_hard_regno_ok): Call the underlying function.
20779 2008-01-10 Richard Guenther <rguenther@suse.de>
20781 PR middle-end/34683
20782 * tree-cfg.c (tree_merge_blocks): Do not go through the
20783 full-blown folding and stmt updating path if we just deal
20784 with virtual operands.
20785 * tree-ssa-copy.c (may_propagate_copy): Do not short-cut
20786 test for abnormal SSA_NAMEs.
20788 2008-01-10 Andreas Krebbel <krebbel1@de.ibm.com>
20790 PR middle-end/34641
20791 * reload.c (push_reload): Add assertions. All constants from
20792 reg_equiv_constant should have been used for replacing the respective
20794 (find_reloads_address): Invoke find_reloads_address_part for
20795 constant taken from the reg_equiv_constant array.
20797 2008-01-10 Steven Bosscher <stevenb.gcc@gmail.com>
20799 * tree-ssa-sccvn.h (struct vn_ssa_aux): Make the most accessed
20800 field (valnum) the first in the struct. Replace bools with
20803 2008-01-10 Richard Guenther <rguenther@suse.de>
20805 PR tree-optimization/34651
20806 * tree-sra.c (sra_build_assignment): Sanitize. Use the correct
20807 types and ordering for masking and converting.
20809 2008-01-09 Sebastian Pop <sebastian.pop@amd.com>
20811 PR tree-optimization/34017
20812 * lambda-code.c (lambda_loopnest_to_gcc_loopnest): Generate code
20813 also for PHI_NODE expressions.
20815 2008-01-09 Jan Hubicka <jh@suse.cz>
20817 PR tree-optimization/34708
20818 * tree-inline.c (estimate_num_insns_1): Compute cost of SWITCH_EXPR
20819 based on number of case labels.
20820 (init_inline_once): Remove switch_cost.
20821 * tree-inline.h (eni_weights_d): Remove switch_cost.
20823 2008-01-09 Richard Guenther <rguenther@suse.de>
20824 Andrew Pinski <andrew_pinski@playstation.sony.com>
20826 PR middle-end/30132
20827 * gimplify.c (gimplify_cond_expr): Do not create an addressable
20828 temporary if an rvalue is ok or an lvalue is not required.
20830 2008-01-09 Richard Guenther <rguenther@suse.de>
20832 PR middle-end/34458
20833 * tree-data-ref.c (initialize_matrix_A): Use tree_low_cst,
20834 adjust return type.
20836 2008-01-09 Richard Guenther <rguenther@suse.de>
20838 PR middle-end/34679
20839 * tree.c (host_integerp): Check for sizetype only if the
20840 type is an integer type.
20842 2008-01-09 Steven Bosscher <stevenb.gcc@gmail.com>
20845 * opts.c (decode_options): Disable inlining of functions called
20846 once if not in unit-at-a-time mode.
20848 2008-01-09 Alexandre Oliva <aoliva@redhat.com>
20850 * Makefile.in (dse.o): Remove duplicate $(RECOG_H) dependency.
20852 2008-01-08 Richard Guenther <rguenther@suse.de>
20854 PR middle-end/31863
20855 * tree-ssa-structalias.c (push_fields_onto_fieldstack): Bail
20856 out early if the result will be unused.
20858 2008-01-08 Uros Bizjak <ubizjak@gmail.com>
20863 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
20864 * config/i386/i386.c (ix86_builtin_reciprocal): Remove check
20867 2008-01-08 Jan Sjodin <jan.sjodin@amd.com>
20869 * config/i386/i386.c (k8_cost, amdfam10_cost): Branch costs
20870 for vectorization tuned.
20872 2008-01-08 Richard Guenther <rguenther@suse.de>
20874 PR tree-optimization/34683
20875 * tree-ssa-operands.c (operand_build_cmp): Export.
20876 * tree-ssa-operands.h (operand_build_cmp): Declare.
20877 * tree-vn.c (vuses_compare): Remove.
20878 (sort_vuses): Use operand_build_cmp.
20879 (sort_vuses_heap): Likewise.
20880 * tree-ssa-sccvn.c (vuses_to_vec): Use VEC_reserve, not VEC_alloc
20881 to re-use old VEC if available. Do not sort already sorted VUSEs.
20882 (vdefs_to_vec): Do not sort already sorted VDEFs.
20884 2008-01-08 Jakub Jelinek <jakub@redhat.com>
20886 PR middle-end/34694
20887 * omp-low.c (copy_var_decl): Copy also DECL_SOURCE_LOCATION.
20889 2008-01-08 Uros Bizjak <ubizjak@gmail.com>
20892 * doc/invoke.texi (i386 and x86-64 Options) [mrecip]: Document
20893 limitations of reciprocal sequences on x86 targets.
20895 2008-01-08 Richard Guenther <rguenther@suse.de>
20897 PR tree-optimization/34683
20898 * tree-flow-inline.h (var_ann): Remove overzealous asserts.
20900 2008-01-07 Jakub Jelinek <jakub@redhat.com>
20903 * config/darwin.c (darwin_mergeable_string_section): Don't use
20904 .cstring if int_size_in_bytes != TREE_STRING_LENGTH.
20906 2008-01-07 Uros Bizjak <ubizjak@gmail.com>
20909 * config/i386/i386.md (neg<mode>2): Rename from negsf2, negdf2 and
20910 negxf2. Macroize expander using X87MODEF mode iterator. Change
20911 predicates of op0 and op1 to register_operand.
20912 (abs<mode>2): Rename from abssf2, absdf2 and negxf2. Macroize
20913 expander using X87MODEF mode iterator. Change predicates of
20914 op0 and op1 to register_operand.
20915 ("*absneg<mode>2_mixed", "*absneg<mode>2_sse"): Rename from
20916 corresponding patterns and macroize using MODEF macro. Change
20917 predicates of op0 and op1 to register_operand and remove
20918 "m" constraint. Disparage "r" alternative with "!".
20919 ("*absneg<mode>2_i387"): Rename from corresponding patterns and
20920 macroize using X87MODEF macro. Change predicates of op0 and op1
20921 to register_operand and remove "m" constraint. Disparage "r"
20922 alternative with "!".
20923 (absneg splitter with memory operands): Remove.
20924 ("*neg<mode>2_1", "*abs<mode>2_1"): Rename from corresponding
20925 patterns and macroize using X87MODEF mode iterator.
20926 * config/i386/sse.md (negv4sf2, absv4sf2, neg2vdf2, absv2df2):
20927 Change predicate of op1 to register_operand.
20928 * config/i386/i386.c (ix86_expand_fp_absneg_operator): Remove support
20929 for memory operands.
20931 2008-01-07 Nathan Froyd <froydnj@codesourcery.com>
20933 * config/rs6000/rs6000.h (ASM_CPU_SPEC): Add clause for mcpu=8548.
20935 2008-01-07 Richard Guenther <rguenther@suse.de>
20937 * basic-block.h (struct edge_def): Pair dest_idx with goto_locus
20940 2008-01-07 Richard Guenther <rguenther@suse.de>
20942 PR tree-optimization/34683
20943 * tree-ssa-sccvn.c (vuses_to_vec): Pre-allocate the vector of
20944 VOPs of the needed size to save memory. Use VEC_quick_push
20945 to save compile-time.
20946 (vdefs_to_vec): Likewise.
20948 2008-01-07 Sa Liu <saliu@de.ibm.com>
20950 * config/spu/spu.md (divdf3): Genetate inline code for double
20951 division. The implementation doesn't handle INF or NAN, therefore it
20952 only applies when -ffinite-math-only is given.
20954 2008-01-06 Paolo Carlini <pcarlini@suse.de>
20957 * c-cppbuiltin.c (c_cpp_builtins): Define __GXX_RTTI, if appropriate.
20958 * doc/cpp.texi ([Common Predefined Macros]): Document.
20960 2008-01-06 Uros Bizjak <ubizjak@gmail.com>
20962 * config/i386/i386.c (ix86_emit_swsqrtsf): Use negative constants in
20963 order to use commutative addition instead of subtraction.
20965 2008-01-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
20966 Mircea Namolaru <namolaru@il.ibm.com>
20967 Vladimir Yanovsky <yanov@il.ibm.com>
20968 Revital Eres <eres@il.ibm.com>
20970 PR tree-optimization/34263
20971 * tree-outof-ssa.c (process_single_block_loop_latch,
20972 contains_tree_r): New functions.
20973 (analyze_edges_for_bb): Call process_single_block_loop_latch
20974 function to empty single-basic-block latch block if possible.
20976 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
20978 * config/i386/i386.c (ix86_builtin_reciprocal): Remove check
20980 (ix86_emit_swsqrtsf): Do not filter out infinity for rsqrt expansion.
20982 2008-01-05 Richard Sandiford <rsandifo@nildram.co.uk>
20984 * c-omp.c (check_omp_for_incr_expr): Handle CONVERT_EXPR.
20986 2008-01-05 Richard Sandiford <rsandifo@nildram.co.uk>
20988 * config/mips/mips.c (mips_in_small_data_p): Reinstate size > 0 check.
20990 2008-01-05 Jakub Jelinek <jakub@redhat.com>
20992 PR tree-optimization/34618
20993 * tree-outof-ssa.c (create_temp): Copy over DECL_GIMPLE_REG_P
20996 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
20999 * config/i386/i386.c (ix86_emit_swsqrtsf): Swap input operands
21000 in the call to gen_rtx_NE. Remove unneeded VECTOR_MODE_P check.
21001 Update copyright year.
21003 * config/i386/i386.md (rsqrtsf2): Enable for TARGET_SSE_MATH.
21004 Update copyright year.
21005 * config/i386/sse.md (rsqrtv4sf2): Ditto. Unconditionally expand
21008 2008-01-05 Zhouyi Zhou <zhouzhouyi@FreeBSD.org>
21010 * tree-vrp.c (find_conditional_asserts): Remove redundant check that
21011 edge does not point to current bb before changing need_assert.
21013 2008-01-04 Richard Guenther <rguenther@suse.de>
21015 PR middle-end/34029
21016 * tree-cfg.c (verify_expr): Do not look inside ADDR_EXPRs
21017 for verifying purposes if they are is_gimple_min_invariant.
21019 2008-01-04 Aldy Hernandez <aldyh@redhat.com>
21021 PR tree-optimization/34448
21022 PR tree-optimization/34465
21023 * gimplify.c (gimplify_init_constructor): Add new parameter
21024 notify_temp_creation. Use it.
21025 (gimplify_modify_expr_rhs): Take volatiles into account when
21026 optimizing constructors.
21027 Do not optimize constructors if gimplify_init_constructor will dump to
21029 * gcc.dg/tree-ssa/pr32901.c: Tests const volatiles.
21030 * gcc.c-torture/compile/pr34448.c: New.
21032 2008-01-04 Jakub Jelinek <jakub@redhat.com>
21034 PR gcov-profile/34609
21035 * tree-inline.c (declare_return_variable): Set TREE_ADDRESSABLE on
21036 return_slot if result is TREE_ADDRESSABLE.
21038 2008-01-04 Richard Sandiford <rsandifo@nildram.co.uk>
21040 * config/mips/mips.md (sqrt_condition): Tweak comment.
21041 (recip_condition): Likewise. Require TARGET_FLOAT64 for DFmode.
21043 2008-01-03 Tom Tromey <tromey@redhat.com>
21046 * c-common.c (c_type_hash): Handle VLAs.
21048 2008-01-03 Jan Hubicka <jh@suse.cz>
21050 PR tree-optimization/31081
21051 * tree-inline.c (remap_ssa_name): Initialize uninitialized SSA vars to
21052 0 when inlining and not inlining to first basic block.
21053 (remap_decl): When var is initialized to 0, don't set default_def.
21054 (expand_call_inline): Set entry_bb.
21055 * tree-inline.h (copy_body_data): Add entry_bb.
21057 2008-01-03 Jakub Jelinek <jakub@redhat.com>
21060 * cgraphunit.c (cgraph_build_static_cdtor): set_cfun back to NULL
21063 PR tree-optimization/29484
21064 * tree-inline.c (inline_forbidden_p_2): New function.
21065 (inline_forbidden_p): Disallow inlining if some static var
21066 has an address of a local LABEL_DECL in its initializer.
21067 * doc/extend.texi (Labels as Values): Document &&foo behaviour
21070 2008-01-03 Sebastian Pop <sebastian.pop@amd.com>
21072 PR tree-optimization/34635
21073 * tree-data-ref.c (add_other_self_distances): Make sure that the
21074 evolution step is constant.
21076 2008-01-03 Jakub Jelinek <jakub@redhat.com>
21078 PR middle-end/34608
21079 * omp-low.c (expand_omp_parallel): Purge dead EH edges in the child fn.
21081 2008-01-02 Richard Sandiford <rsandifo@nildram.co.uk>
21083 * tree-sra.c (scalarize_init): Insert the generate_element_init
21084 statements after the generate_element_zero statements.
21086 2008-01-02 Richard Guenther <rguenther@suse.de>
21088 PR middle-end/34093
21089 PR middle-end/31976
21090 * tree-ssa-operands.c (ssa_operand_alloc): Also allocate a buffer
21091 for very large number of operands instead of ICEing.
21093 2008-01-02 Arthur Norman <acn1@cam.ac.uk>
21096 * config/i386/i386.c (ix86_expand_prologue): Save red-zone
21097 while stack probing.
21099 2008-01-01 Douglas Gregor <doug.gregor@gmail.com>
21101 * c-opts.c (sanitize_cpp_opts): Don't warn about "long long" when
21104 2008-01-01 Volker Reichelt <v.reichelt@netcologne.de>
21106 PR libmudflap/26442
21107 * tree-mudflap.c (mx_register_decls): Guard warning by
21108 !DECL_ARTIFICIAL check.
21110 2008-01-01 Jakub Jelinek <jakub@redhat.com>
21112 * config/i386/sse.md (sse5_pperm, sse5_pperm_pack_v2di_v4si,
21113 sse5_pperm_pack_v4si_v8hi, sse5_pperm_pack_v8hi_v16qi,
21114 sse5_perm<mode>): Fix constraints.